diff --git a/Documentation/ABI/testing/sysfs-devices-memory b/Documentation/ABI/testing/sysfs-devices-memory index 2da2b1fba2c1..16a727a611b1 100644 --- a/Documentation/ABI/testing/sysfs-devices-memory +++ b/Documentation/ABI/testing/sysfs-devices-memory @@ -26,8 +26,9 @@ Date: September 2008 Contact: Badari Pulavarty Description: The file /sys/devices/system/memory/memoryX/phys_device - is read-only and is designed to show the name of physical - memory device. Implementation is currently incomplete. + is read-only; it is a legacy interface only ever used on s390x + to expose the covered storage increment. +Users: Legacy s390-tools lsmem/chmem What: /sys/devices/system/memory/memoryX/phys_index Date: September 2008 diff --git a/Documentation/ABI/testing/sysfs-fs-f2fs b/Documentation/ABI/testing/sysfs-fs-f2fs index cbeac1bebe2f..ddd4bd6116fc 100644 --- a/Documentation/ABI/testing/sysfs-fs-f2fs +++ b/Documentation/ABI/testing/sysfs-fs-f2fs @@ -409,3 +409,27 @@ Description: Give a way to change checkpoint merge daemon's io priority. I/O priority "3". We can select the class between "rt" and "be", and set the I/O priority within valid range of it. "," delimiter is necessary in between I/O class and priority number. + +What: /sys/fs/f2fs//compr_written_block +Date: March 2021 +Contact: "Daeho Jeong" +Description: Show the block count written after compression since mount. Note + that when the compressed blocks are deleted, this count doesn't + decrease. If you write "0" here, you can initialize + compr_written_block and compr_saved_block to "0". + +What: /sys/fs/f2fs//compr_saved_block +Date: March 2021 +Contact: "Daeho Jeong" +Description: Show the saved block count with compression since mount. Note + that when the compressed blocks are deleted, this count doesn't + decrease. If you write "0" here, you can initialize + compr_written_block and compr_saved_block to "0". + +What: /sys/fs/f2fs//compr_new_inode +Date: March 2021 +Contact: "Daeho Jeong" +Description: Show the count of inode newly enabled for compression since mount. + Note that when the compression is disabled for the files, this count + doesn't decrease. If you write "0" here, you can initialize + compr_new_inode to "0". diff --git a/Documentation/ABI/testing/sysfs-kernel-mm-cma b/Documentation/ABI/testing/sysfs-kernel-mm-cma new file mode 100644 index 000000000000..02b2bb60c296 --- /dev/null +++ b/Documentation/ABI/testing/sysfs-kernel-mm-cma @@ -0,0 +1,25 @@ +What: /sys/kernel/mm/cma/ +Date: Feb 2021 +Contact: Minchan Kim +Description: + /sys/kernel/mm/cma/ contains a subdirectory for each CMA + heap name (also sometimes called CMA areas). + + Each CMA heap subdirectory (that is, each + /sys/kernel/mm/cma/ directory) contains the + following items: + + alloc_pages_success + alloc_pages_fail + +What: /sys/kernel/mm/cma//alloc_pages_success +Date: Feb 2021 +Contact: Minchan Kim +Description: + the number of pages CMA API succeeded to allocate + +What: /sys/kernel/mm/cma//alloc_pages_fail +Date: Feb 2021 +Contact: Minchan Kim +Description: + the number of pages CMA API failed to allocate diff --git a/Documentation/admin-guide/mm/memory-hotplug.rst b/Documentation/admin-guide/mm/memory-hotplug.rst index 5c4432c96c4b..245739f55ac7 100644 --- a/Documentation/admin-guide/mm/memory-hotplug.rst +++ b/Documentation/admin-guide/mm/memory-hotplug.rst @@ -160,8 +160,8 @@ Under each memory block, you can see 5 files: "online_movable", "online", "offline" command which will be performed on all sections in the block. -``phys_device`` read-only: designed to show the name of physical memory - device. This is not well implemented now. +``phys_device`` read-only: legacy interface only ever used on s390x to + expose the covered storage increment. ``removable`` read-only: contains an integer value indicating whether the memory block is removable or not removable. A value of 1 indicates that the memory diff --git a/Documentation/admin-guide/perf/arm-cmn.rst b/Documentation/admin-guide/perf/arm-cmn.rst index 0e4809346014..796e25b7027b 100644 --- a/Documentation/admin-guide/perf/arm-cmn.rst +++ b/Documentation/admin-guide/perf/arm-cmn.rst @@ -17,7 +17,7 @@ PMU events ---------- The PMU driver registers a single PMU device for the whole interconnect, -see /sys/bus/event_source/devices/arm_cmn. Multi-chip systems may link +see /sys/bus/event_source/devices/arm_cmn_0. Multi-chip systems may link more than one CMN together via external CCIX links - in this situation, each mesh counts its own events entirely independently, and additional PMU devices will be named arm_cmn_{1..n}. diff --git a/Documentation/admin-guide/sysctl/vm.rst b/Documentation/admin-guide/sysctl/vm.rst index b67d84a36dc9..996bb3c5e16d 100644 --- a/Documentation/admin-guide/sysctl/vm.rst +++ b/Documentation/admin-guide/sysctl/vm.rst @@ -999,11 +999,11 @@ that benefit from having their data cached, zone_reclaim_mode should be left disabled as the caching effect is likely to be more important than data locality. -zone_reclaim may be enabled if it's known that the workload is partitioned -such that each partition fits within a NUMA node and that accessing remote -memory would cause a measurable performance reduction. The page allocator -will then reclaim easily reusable pages (those page cache pages that are -currently not used) before allocating off node pages. +Consider enabling one or more zone_reclaim mode bits if it's known that the +workload is partitioned such that each partition fits within a NUMA node +and that accessing remote memory would cause a measurable performance +reduction. The page allocator will take additional actions before +allocating off node pages. Allowing zone reclaim to write out pages stops processes that are writing large amounts of data from dirtying pages on other nodes. Zone diff --git a/Documentation/devicetree/bindings/iommu/mediatek,iommu.txt b/Documentation/devicetree/bindings/iommu/mediatek,iommu.txt deleted file mode 100644 index ac949f7fe3d4..000000000000 --- a/Documentation/devicetree/bindings/iommu/mediatek,iommu.txt +++ /dev/null @@ -1,105 +0,0 @@ -* Mediatek IOMMU Architecture Implementation - - Some Mediatek SOCs contain a Multimedia Memory Management Unit (M4U), and -this M4U have two generations of HW architecture. Generation one uses flat -pagetable, and only supports 4K size page mapping. Generation two uses the -ARM Short-Descriptor translation table format for address translation. - - About the M4U Hardware Block Diagram, please check below: - - EMI (External Memory Interface) - | - m4u (Multimedia Memory Management Unit) - | - +--------+ - | | - gals0-rx gals1-rx (Global Async Local Sync rx) - | | - | | - gals0-tx gals1-tx (Global Async Local Sync tx) - | | Some SoCs may have GALS. - +--------+ - | - SMI Common(Smart Multimedia Interface Common) - | - +----------------+------- - | | - | gals-rx There may be GALS in some larbs. - | | - | | - | gals-tx - | | - SMI larb0 SMI larb1 ... SoCs have several SMI local arbiter(larb). - (display) (vdec) - | | - | | - +-----+-----+ +----+----+ - | | | | | | - | | |... | | | ... There are different ports in each larb. - | | | | | | -OVL0 RDMA0 WDMA0 MC PP VLD - - As above, The Multimedia HW will go through SMI and M4U while it -access EMI. SMI is a bridge between m4u and the Multimedia HW. It contain -smi local arbiter and smi common. It will control whether the Multimedia -HW should go though the m4u for translation or bypass it and talk -directly with EMI. And also SMI help control the power domain and clocks for -each local arbiter. - Normally we specify a local arbiter(larb) for each multimedia HW -like display, video decode, and camera. And there are different ports -in each larb. Take a example, There are many ports like MC, PP, VLD in the -video decode local arbiter, all these ports are according to the video HW. - In some SoCs, there may be a GALS(Global Async Local Sync) module between -smi-common and m4u, and additional GALS module between smi-larb and -smi-common. GALS can been seen as a "asynchronous fifo" which could help -synchronize for the modules in different clock frequency. - -Required properties: -- compatible : must be one of the following string: - "mediatek,mt2701-m4u" for mt2701 which uses generation one m4u HW. - "mediatek,mt2712-m4u" for mt2712 which uses generation two m4u HW. - "mediatek,mt6779-m4u" for mt6779 which uses generation two m4u HW. - "mediatek,mt7623-m4u", "mediatek,mt2701-m4u" for mt7623 which uses - generation one m4u HW. - "mediatek,mt8167-m4u" for mt8167 which uses generation two m4u HW. - "mediatek,mt8173-m4u" for mt8173 which uses generation two m4u HW. - "mediatek,mt8183-m4u" for mt8183 which uses generation two m4u HW. -- reg : m4u register base and size. -- interrupts : the interrupt of m4u. -- clocks : must contain one entry for each clock-names. -- clock-names : Only 1 optional clock: - - "bclk": the block clock of m4u. - Here is the list which require this "bclk": - - mt2701, mt2712, mt7623 and mt8173. - Note that m4u use the EMI clock which always has been enabled before kernel - if there is no this "bclk". -- mediatek,larbs : List of phandle to the local arbiters in the current Socs. - Refer to bindings/memory-controllers/mediatek,smi-larb.txt. It must sort - according to the local arbiter index, like larb0, larb1, larb2... -- iommu-cells : must be 1. This is the mtk_m4u_id according to the HW. - Specifies the mtk_m4u_id as defined in - dt-binding/memory/mt2701-larb-port.h for mt2701, mt7623 - dt-binding/memory/mt2712-larb-port.h for mt2712, - dt-binding/memory/mt6779-larb-port.h for mt6779, - dt-binding/memory/mt8167-larb-port.h for mt8167, - dt-binding/memory/mt8173-larb-port.h for mt8173, and - dt-binding/memory/mt8183-larb-port.h for mt8183. - -Example: - iommu: iommu@10205000 { - compatible = "mediatek,mt8173-m4u"; - reg = <0 0x10205000 0 0x1000>; - interrupts = ; - clocks = <&infracfg CLK_INFRA_M4U>; - clock-names = "bclk"; - mediatek,larbs = <&larb0 &larb1 &larb2 &larb3 &larb4 &larb5>; - #iommu-cells = <1>; - }; - -Example for a client device: - display { - compatible = "mediatek,mt8173-disp"; - iommus = <&iommu M4U_PORT_DISP_OVL0>, - <&iommu M4U_PORT_DISP_RDMA0>; - ... - }; diff --git a/Documentation/devicetree/bindings/iommu/mediatek,iommu.yaml b/Documentation/devicetree/bindings/iommu/mediatek,iommu.yaml new file mode 100644 index 000000000000..0f26fe14c8e2 --- /dev/null +++ b/Documentation/devicetree/bindings/iommu/mediatek,iommu.yaml @@ -0,0 +1,183 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/iommu/mediatek,iommu.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: MediaTek IOMMU Architecture Implementation + +maintainers: + - Yong Wu + +description: |+ + Some MediaTek SOCs contain a Multimedia Memory Management Unit (M4U), and + this M4U have two generations of HW architecture. Generation one uses flat + pagetable, and only supports 4K size page mapping. Generation two uses the + ARM Short-Descriptor translation table format for address translation. + + About the M4U Hardware Block Diagram, please check below: + + EMI (External Memory Interface) + | + m4u (Multimedia Memory Management Unit) + | + +--------+ + | | + gals0-rx gals1-rx (Global Async Local Sync rx) + | | + | | + gals0-tx gals1-tx (Global Async Local Sync tx) + | | Some SoCs may have GALS. + +--------+ + | + SMI Common(Smart Multimedia Interface Common) + | + +----------------+------- + | | + | gals-rx There may be GALS in some larbs. + | | + | | + | gals-tx + | | + SMI larb0 SMI larb1 ... SoCs have several SMI local arbiter(larb). + (display) (vdec) + | | + | | + +-----+-----+ +----+----+ + | | | | | | + | | |... | | | ... There are different ports in each larb. + | | | | | | + OVL0 RDMA0 WDMA0 MC PP VLD + + As above, The Multimedia HW will go through SMI and M4U while it + access EMI. SMI is a bridge between m4u and the Multimedia HW. It contain + smi local arbiter and smi common. It will control whether the Multimedia + HW should go though the m4u for translation or bypass it and talk + directly with EMI. And also SMI help control the power domain and clocks for + each local arbiter. + + Normally we specify a local arbiter(larb) for each multimedia HW + like display, video decode, and camera. And there are different ports + in each larb. Take a example, There are many ports like MC, PP, VLD in the + video decode local arbiter, all these ports are according to the video HW. + + In some SoCs, there may be a GALS(Global Async Local Sync) module between + smi-common and m4u, and additional GALS module between smi-larb and + smi-common. GALS can been seen as a "asynchronous fifo" which could help + synchronize for the modules in different clock frequency. + +properties: + compatible: + oneOf: + - enum: + - mediatek,mt2701-m4u # generation one + - mediatek,mt2712-m4u # generation two + - mediatek,mt6779-m4u # generation two + - mediatek,mt8167-m4u # generation two + - mediatek,mt8173-m4u # generation two + - mediatek,mt8183-m4u # generation two + - mediatek,mt8192-m4u # generation two + + - description: mt7623 generation one + items: + - const: mediatek,mt7623-m4u + - const: mediatek,mt2701-m4u + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + items: + - description: bclk is the block clock. + + clock-names: + items: + - const: bclk + + mediatek,larbs: + $ref: /schemas/types.yaml#/definitions/phandle-array + minItems: 1 + maxItems: 32 + description: | + List of phandle to the local arbiters in the current Socs. + Refer to bindings/memory-controllers/mediatek,smi-larb.yaml. It must sort + according to the local arbiter index, like larb0, larb1, larb2... + + '#iommu-cells': + const: 1 + description: | + This is the mtk_m4u_id according to the HW. Specifies the mtk_m4u_id as + defined in + dt-binding/memory/mt2701-larb-port.h for mt2701 and mt7623, + dt-binding/memory/mt2712-larb-port.h for mt2712, + dt-binding/memory/mt6779-larb-port.h for mt6779, + dt-binding/memory/mt8167-larb-port.h for mt8167, + dt-binding/memory/mt8173-larb-port.h for mt8173, + dt-binding/memory/mt8183-larb-port.h for mt8183, + dt-binding/memory/mt8192-larb-port.h for mt8192. + + power-domains: + maxItems: 1 + +required: + - compatible + - reg + - interrupts + - mediatek,larbs + - '#iommu-cells' + +allOf: + - if: + properties: + compatible: + contains: + enum: + - mediatek,mt2701-m4u + - mediatek,mt2712-m4u + - mediatek,mt8173-m4u + - mediatek,mt8192-m4u + + then: + required: + - clocks + + - if: + properties: + compatible: + enum: + - mediatek,mt8192-m4u + + then: + required: + - power-domains + +additionalProperties: false + +examples: + - | + #include + #include + + iommu: iommu@10205000 { + compatible = "mediatek,mt8173-m4u"; + reg = <0x10205000 0x1000>; + interrupts = ; + clocks = <&infracfg CLK_INFRA_M4U>; + clock-names = "bclk"; + mediatek,larbs = <&larb0 &larb1 &larb2 + &larb3 &larb4 &larb5>; + #iommu-cells = <1>; + }; + + - | + #include + + /* Example for a client device */ + display { + compatible = "mediatek,mt8173-disp"; + iommus = <&iommu M4U_PORT_DISP_OVL0>, + <&iommu M4U_PORT_DISP_RDMA0>; + }; diff --git a/Documentation/devicetree/bindings/memory-controllers/mediatek,smi-common.txt b/Documentation/devicetree/bindings/memory-controllers/mediatek,smi-common.txt deleted file mode 100644 index dbafffe3f41e..000000000000 --- a/Documentation/devicetree/bindings/memory-controllers/mediatek,smi-common.txt +++ /dev/null @@ -1,50 +0,0 @@ -SMI (Smart Multimedia Interface) Common - -The hardware block diagram please check bindings/iommu/mediatek,iommu.txt - -Mediatek SMI have two generations of HW architecture, here is the list -which generation the SoCs use: -generation 1: mt2701 and mt7623. -generation 2: mt2712, mt6779, mt8167, mt8173 and mt8183. - -There's slight differences between the two SMI, for generation 2, the -register which control the iommu port is at each larb's register base. But -for generation 1, the register is at smi ao base(smi always on register -base). Besides that, the smi async clock should be prepared and enabled for -SMI generation 1 to transform the smi clock into emi clock domain, but that is -not needed for SMI generation 2. - -Required properties: -- compatible : must be one of : - "mediatek,mt2701-smi-common" - "mediatek,mt2712-smi-common" - "mediatek,mt6779-smi-common" - "mediatek,mt7623-smi-common", "mediatek,mt2701-smi-common" - "mediatek,mt8167-smi-common" - "mediatek,mt8173-smi-common" - "mediatek,mt8183-smi-common" -- reg : the register and size of the SMI block. -- power-domains : a phandle to the power domain of this local arbiter. -- clocks : Must contain an entry for each entry in clock-names. -- clock-names : must contain 3 entries for generation 1 smi HW and 2 entries - for generation 2 smi HW as follows: - - "apb" : Advanced Peripheral Bus clock, It's the clock for setting - the register. - - "smi" : It's the clock for transfer data and command. - They may be the same if both source clocks are the same. - - "async" : asynchronous clock, it help transform the smi clock into the emi - clock domain, this clock is only needed by generation 1 smi HW. - and these 2 option clocks for generation 2 smi HW: - - "gals0": the path0 clock of GALS(Global Async Local Sync). - - "gals1": the path1 clock of GALS(Global Async Local Sync). - Here is the list which has this GALS: mt6779 and mt8183. - -Example: - smi_common: smi@14022000 { - compatible = "mediatek,mt8173-smi-common"; - reg = <0 0x14022000 0 0x1000>; - power-domains = <&scpsys MT8173_POWER_DOMAIN_MM>; - clocks = <&mmsys CLK_MM_SMI_COMMON>, - <&mmsys CLK_MM_SMI_COMMON>; - clock-names = "apb", "smi"; - }; diff --git a/Documentation/devicetree/bindings/memory-controllers/mediatek,smi-common.yaml b/Documentation/devicetree/bindings/memory-controllers/mediatek,smi-common.yaml new file mode 100644 index 000000000000..56c78317f9b7 --- /dev/null +++ b/Documentation/devicetree/bindings/memory-controllers/mediatek,smi-common.yaml @@ -0,0 +1,140 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +# Copyright (c) 2020 MediaTek Inc. +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/memory-controllers/mediatek,smi-common.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: SMI (Smart Multimedia Interface) Common + +maintainers: + - Yong Wu + +description: | + The hardware block diagram please check bindings/iommu/mediatek,iommu.yaml + + MediaTek SMI have two generations of HW architecture, here is the list + which generation the SoCs use: + generation 1: mt2701 and mt7623. + generation 2: mt2712, mt6779, mt8167, mt8173 and mt8183. + + There's slight differences between the two SMI, for generation 2, the + register which control the iommu port is at each larb's register base. But + for generation 1, the register is at smi ao base(smi always on register + base). Besides that, the smi async clock should be prepared and enabled for + SMI generation 1 to transform the smi clock into emi clock domain, but that is + not needed for SMI generation 2. + +properties: + compatible: + oneOf: + - enum: + - mediatek,mt2701-smi-common + - mediatek,mt2712-smi-common + - mediatek,mt6779-smi-common + - mediatek,mt8167-smi-common + - mediatek,mt8173-smi-common + - mediatek,mt8183-smi-common + + - description: for mt7623 + items: + - const: mediatek,mt7623-smi-common + - const: mediatek,mt2701-smi-common + + reg: + maxItems: 1 + + power-domains: + maxItems: 1 + + clocks: + description: | + apb and smi are mandatory. the async is only for generation 1 smi HW. + gals(global async local sync) also is optional, see below. + minItems: 2 + maxItems: 4 + items: + - description: apb is Advanced Peripheral Bus clock, It's the clock for + setting the register. + - description: smi is the clock for transfer data and command. + - description: async is asynchronous clock, it help transform the smi + clock into the emi clock domain. + - description: gals0 is the path0 clock of gals. + - description: gals1 is the path1 clock of gals. + + clock-names: + minItems: 2 + maxItems: 4 + +required: + - compatible + - reg + - power-domains + - clocks + - clock-names + +allOf: + - if: # only for gen1 HW + properties: + compatible: + contains: + enum: + - mediatek,mt2701-smi-common + then: + properties: + clock: + items: + minItems: 3 + maxItems: 3 + clock-names: + items: + - const: apb + - const: smi + - const: async + + - if: # for gen2 HW that have gals + properties: + compatible: + enum: + - mediatek,mt6779-smi-common + - mediatek,mt8183-smi-common + + then: + properties: + clock: + items: + minItems: 4 + maxItems: 4 + clock-names: + items: + - const: apb + - const: smi + - const: gals0 + - const: gals1 + + else: # for gen2 HW that don't have gals + properties: + clock: + items: + minItems: 2 + maxItems: 2 + clock-names: + items: + - const: apb + - const: smi + +additionalProperties: false + +examples: + - |+ + #include + #include + + smi_common: smi@14022000 { + compatible = "mediatek,mt8173-smi-common"; + reg = <0x14022000 0x1000>; + power-domains = <&scpsys MT8173_POWER_DOMAIN_MM>; + clocks = <&mmsys CLK_MM_SMI_COMMON>, + <&mmsys CLK_MM_SMI_COMMON>; + clock-names = "apb", "smi"; + }; diff --git a/Documentation/devicetree/bindings/memory-controllers/mediatek,smi-larb.txt b/Documentation/devicetree/bindings/memory-controllers/mediatek,smi-larb.txt deleted file mode 100644 index 0c5de12b5496..000000000000 --- a/Documentation/devicetree/bindings/memory-controllers/mediatek,smi-larb.txt +++ /dev/null @@ -1,50 +0,0 @@ -SMI (Smart Multimedia Interface) Local Arbiter - -The hardware block diagram please check bindings/iommu/mediatek,iommu.txt - -Required properties: -- compatible : must be one of : - "mediatek,mt2701-smi-larb" - "mediatek,mt2712-smi-larb" - "mediatek,mt6779-smi-larb" - "mediatek,mt7623-smi-larb", "mediatek,mt2701-smi-larb" - "mediatek,mt8167-smi-larb" - "mediatek,mt8173-smi-larb" - "mediatek,mt8183-smi-larb" -- reg : the register and size of this local arbiter. -- mediatek,smi : a phandle to the smi_common node. -- power-domains : a phandle to the power domain of this local arbiter. -- clocks : Must contain an entry for each entry in clock-names. -- clock-names: must contain 2 entries, as follows: - - "apb" : Advanced Peripheral Bus clock, It's the clock for setting - the register. - - "smi" : It's the clock for transfer data and command. - and this optional clock name: - - "gals": the clock for GALS(Global Async Local Sync). - Here is the list which has this GALS: mt8183. - -Required property for mt2701, mt2712, mt6779, mt7623 and mt8167: -- mediatek,larb-id :the hardware id of this larb. - -Example: - larb1: larb@16010000 { - compatible = "mediatek,mt8173-smi-larb"; - reg = <0 0x16010000 0 0x1000>; - mediatek,smi = <&smi_common>; - power-domains = <&scpsys MT8173_POWER_DOMAIN_VDEC>; - clocks = <&vdecsys CLK_VDEC_CKEN>, - <&vdecsys CLK_VDEC_LARB_CKEN>; - clock-names = "apb", "smi"; - }; - -Example for mt2701: - larb0: larb@14010000 { - compatible = "mediatek,mt2701-smi-larb"; - reg = <0 0x14010000 0 0x1000>; - mediatek,smi = <&smi_common>; - mediatek,larb-id = <0>; - clocks = <&mmsys CLK_MM_SMI_LARB0>, - <&mmsys CLK_MM_SMI_LARB0>; - clock-names = "apb", "smi"; - power-domains = <&scpsys MT2701_POWER_DOMAIN_DISP>; - }; diff --git a/Documentation/devicetree/bindings/memory-controllers/mediatek,smi-larb.yaml b/Documentation/devicetree/bindings/memory-controllers/mediatek,smi-larb.yaml new file mode 100644 index 000000000000..06b623b34f48 --- /dev/null +++ b/Documentation/devicetree/bindings/memory-controllers/mediatek,smi-larb.yaml @@ -0,0 +1,130 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +# Copyright (c) 2020 MediaTek Inc. +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/memory-controllers/mediatek,smi-larb.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: SMI (Smart Multimedia Interface) Local Arbiter + +maintainers: + - Yong Wu + +description: | + The hardware block diagram please check bindings/iommu/mediatek,iommu.yaml + +properties: + compatible: + oneOf: + - enum: + - mediatek,mt2701-smi-larb + - mediatek,mt2712-smi-larb + - mediatek,mt6779-smi-larb + - mediatek,mt8167-smi-larb + - mediatek,mt8173-smi-larb + - mediatek,mt8183-smi-larb + + - description: for mt7623 + items: + - const: mediatek,mt7623-smi-larb + - const: mediatek,mt2701-smi-larb + + reg: + maxItems: 1 + + clocks: + description: | + apb and smi are mandatory. gals(global async local sync) is optional. + minItems: 2 + maxItems: 3 + items: + - description: apb is Advanced Peripheral Bus clock, It's the clock for + setting the register. + - description: smi is the clock for transfer data and command. + - description: the clock for gals. + + clock-names: + minItems: 2 + maxItems: 3 + + power-domains: + maxItems: 1 + + mediatek,smi: + $ref: /schemas/types.yaml#/definitions/phandle-array + description: a phandle to the smi_common node. + + mediatek,larb-id: + $ref: /schemas/types.yaml#/definitions/uint32 + minimum: 0 + maximum: 31 + description: the hardware id of this larb. It's only required when this + hardward id is not consecutive from its M4U point of view. + +required: + - compatible + - reg + - clocks + - clock-names + - power-domains + +allOf: + - if: # HW has gals + properties: + compatible: + enum: + - mediatek,mt8183-smi-larb + + then: + properties: + clock: + items: + minItems: 3 + maxItems: 3 + clock-names: + items: + - const: apb + - const: smi + - const: gals + + else: + properties: + clock: + items: + minItems: 2 + maxItems: 2 + clock-names: + items: + - const: apb + - const: smi + + - if: + properties: + compatible: + contains: + enum: + - mediatek,mt2701-smi-larb + - mediatek,mt2712-smi-larb + - mediatek,mt6779-smi-larb + - mediatek,mt8167-smi-larb + + then: + required: + - mediatek,larb-id + +additionalProperties: false + +examples: + - |+ + #include + #include + + larb1: larb@16010000 { + compatible = "mediatek,mt8173-smi-larb"; + reg = <0x16010000 0x1000>; + mediatek,smi = <&smi_common>; + power-domains = <&scpsys MT8173_POWER_DOMAIN_VDEC>; + clocks = <&vdecsys CLK_VDEC_CKEN>, + <&vdecsys CLK_VDEC_LARB_CKEN>; + clock-names = "apb", "smi"; + }; diff --git a/Documentation/devicetree/bindings/net/btusb.txt b/Documentation/devicetree/bindings/net/btusb.txt index b1ad6ee68e90..c51dd99dc0d3 100644 --- a/Documentation/devicetree/bindings/net/btusb.txt +++ b/Documentation/devicetree/bindings/net/btusb.txt @@ -38,7 +38,7 @@ Following example uses irq pin number 3 of gpio0 for out of band wake-on-bt: compatible = "usb1286,204e"; reg = <1>; interrupt-parent = <&gpio0>; - interrupt-name = "wakeup"; + interrupt-names = "wakeup"; interrupts = <3 IRQ_TYPE_LEVEL_LOW>; }; }; diff --git a/Documentation/devicetree/bindings/net/ethernet-controller.yaml b/Documentation/devicetree/bindings/net/ethernet-controller.yaml index fdf709817218..39147d33e8c7 100644 --- a/Documentation/devicetree/bindings/net/ethernet-controller.yaml +++ b/Documentation/devicetree/bindings/net/ethernet-controller.yaml @@ -206,6 +206,11 @@ properties: Indicates that full-duplex is used. When absent, half duplex is assumed. + pause: + $ref: /schemas/types.yaml#definitions/flag + description: + Indicates that pause should be enabled. + asym-pause: $ref: /schemas/types.yaml#definitions/flag description: diff --git a/Documentation/filesystems/seq_file.rst b/Documentation/filesystems/seq_file.rst index 56856481dc8d..a6726082a7c2 100644 --- a/Documentation/filesystems/seq_file.rst +++ b/Documentation/filesystems/seq_file.rst @@ -217,6 +217,12 @@ between the calls to start() and stop(), so holding a lock during that time is a reasonable thing to do. The seq_file code will also avoid taking any other locks while the iterator is active. +The iterater value returned by start() or next() is guaranteed to be +passed to a subsequent next() or stop() call. This allows resources +such as locks that were taken to be reliably released. There is *no* +guarantee that the iterator will be passed to show(), though in practice +it often will be. + Formatted output ================ diff --git a/Documentation/gpu/todo.rst b/Documentation/gpu/todo.rst index 654649556306..7272a4bd74dd 100644 --- a/Documentation/gpu/todo.rst +++ b/Documentation/gpu/todo.rst @@ -560,6 +560,27 @@ Some of these date from the very introduction of KMS in 2008 ... Level: Intermediate +Remove automatic page mapping from dma-buf importing +---------------------------------------------------- + +When importing dma-bufs, the dma-buf and PRIME frameworks automatically map +imported pages into the importer's DMA area. drm_gem_prime_fd_to_handle() and +drm_gem_prime_handle_to_fd() require that importers call dma_buf_attach() +even if they never do actual device DMA, but only CPU access through +dma_buf_vmap(). This is a problem for USB devices, which do not support DMA +operations. + +To fix the issue, automatic page mappings should be removed from the +buffer-sharing code. Fixing this is a bit more involved, since the import/export +cache is also tied to &drm_gem_object.import_attach. Meanwhile we paper over +this problem for USB devices by fishing out the USB host controller device, as +long as that supports DMA. Otherwise importing can still needlessly fail. + +Contact: Thomas Zimmermann , Daniel Vetter + +Level: Advanced + + Better Testing ============== diff --git a/Documentation/networking/ip-sysctl.rst b/Documentation/networking/ip-sysctl.rst index 4f649084023a..f2fdc3809126 100644 --- a/Documentation/networking/ip-sysctl.rst +++ b/Documentation/networking/ip-sysctl.rst @@ -630,16 +630,15 @@ tcp_rmem - vector of 3 INTEGERs: min, default, max default: initial size of receive buffer used by TCP sockets. This value overrides net.core.rmem_default used by other protocols. - Default: 87380 bytes. This value results in window of 65535 with - default setting of tcp_adv_win_scale and tcp_app_win:0 and a bit - less for default tcp_app_win. See below about these variables. + Default: 131072 bytes. + This value results in initial window of 65535. max: maximal size of receive buffer allowed for automatically selected receiver buffers for TCP socket. This value does not override net.core.rmem_max. Calling setsockopt() with SO_RCVBUF disables automatic tuning of that socket's receive buffer size, in which case this value is ignored. - Default: between 87380B and 6MB, depending on RAM size. + Default: between 131072 and 6MB, depending on RAM size. tcp_sack - BOOLEAN Enable select acknowledgments (SACKS). diff --git a/Documentation/networking/netdev-FAQ.rst b/Documentation/networking/netdev-FAQ.rst index 4b9ed5874d5a..be88ab15e53c 100644 --- a/Documentation/networking/netdev-FAQ.rst +++ b/Documentation/networking/netdev-FAQ.rst @@ -144,77 +144,13 @@ Please send incremental versions on top of what has been merged in order to fix the patches the way they would look like if your latest patch series was to be merged. -Q: How can I tell what patches are queued up for backporting to the various stable releases? --------------------------------------------------------------------------------------------- -A: Normally Greg Kroah-Hartman collects stable commits himself, but for -networking, Dave collects up patches he deems critical for the -networking subsystem, and then hands them off to Greg. - -There is a patchworks queue that you can see here: - - https://patchwork.kernel.org/bundle/netdev/stable/?state=* - -It contains the patches which Dave has selected, but not yet handed off -to Greg. If Greg already has the patch, then it will be here: - - https://git.kernel.org/pub/scm/linux/kernel/git/stable/stable-queue.git - -A quick way to find whether the patch is in this stable-queue is to -simply clone the repo, and then git grep the mainline commit ID, e.g. -:: - - stable-queue$ git grep -l 284041ef21fdf2e - releases/3.0.84/ipv6-fix-possible-crashes-in-ip6_cork_release.patch - releases/3.4.51/ipv6-fix-possible-crashes-in-ip6_cork_release.patch - releases/3.9.8/ipv6-fix-possible-crashes-in-ip6_cork_release.patch - stable/stable-queue$ - -Q: I see a network patch and I think it should be backported to stable. ------------------------------------------------------------------------ -Q: Should I request it via stable@vger.kernel.org like the references in -the kernel's Documentation/process/stable-kernel-rules.rst file say? -A: No, not for networking. Check the stable queues as per above first -to see if it is already queued. If not, then send a mail to netdev, -listing the upstream commit ID and why you think it should be a stable -candidate. - -Before you jump to go do the above, do note that the normal stable rules -in :ref:`Documentation/process/stable-kernel-rules.rst ` -still apply. So you need to explicitly indicate why it is a critical -fix and exactly what users are impacted. In addition, you need to -convince yourself that you *really* think it has been overlooked, -vs. having been considered and rejected. - -Generally speaking, the longer it has had a chance to "soak" in -mainline, the better the odds that it is an OK candidate for stable. So -scrambling to request a commit be added the day after it appears should -be avoided. - -Q: I have created a network patch and I think it should be backported to stable. --------------------------------------------------------------------------------- -Q: Should I add a Cc: stable@vger.kernel.org like the references in the -kernel's Documentation/ directory say? -A: No. See above answer. In short, if you think it really belongs in -stable, then ensure you write a decent commit log that describes who -gets impacted by the bug fix and how it manifests itself, and when the -bug was introduced. If you do that properly, then the commit will get -handled appropriately and most likely get put in the patchworks stable -queue if it really warrants it. - -If you think there is some valid information relating to it being in -stable that does *not* belong in the commit log, then use the three dash -marker line as described in -:ref:`Documentation/process/submitting-patches.rst ` -to temporarily embed that information into the patch that you send. - -Q: Are all networking bug fixes backported to all stable releases? ------------------------------------------------------------------- -A: Due to capacity, Dave could only take care of the backports for the -last two stable releases. For earlier stable releases, each stable -branch maintainer is supposed to take care of them. If you find any -patch is missing from an earlier stable branch, please notify -stable@vger.kernel.org with either a commit ID or a formal patch -backported, and CC Dave and other relevant networking developers. +Q: Are there special rules regarding stable submissions on netdev? +--------------------------------------------------------------- +While it used to be the case that netdev submissions were not supposed +to carry explicit ``CC: stable@vger.kernel.org`` tags that is no longer +the case today. Please follow the standard stable rules in +:ref:`Documentation/process/stable-kernel-rules.rst `, +and make sure you include appropriate Fixes tags! Q: Is the comment style convention different for the networking content? ------------------------------------------------------------------------ diff --git a/Documentation/power/index.rst b/Documentation/power/index.rst index ced8a8007434..a0f5244fb427 100644 --- a/Documentation/power/index.rst +++ b/Documentation/power/index.rst @@ -30,6 +30,7 @@ Power Management userland-swsusp powercap/powercap + powercap/dtpm regulator/consumer regulator/design diff --git a/Documentation/power/powercap/dtpm.rst b/Documentation/power/powercap/dtpm.rst new file mode 100644 index 000000000000..a38dee3d815b --- /dev/null +++ b/Documentation/power/powercap/dtpm.rst @@ -0,0 +1,212 @@ +.. SPDX-License-Identifier: GPL-2.0 + +========================================== +Dynamic Thermal Power Management framework +========================================== + +On the embedded world, the complexity of the SoC leads to an +increasing number of hotspots which need to be monitored and mitigated +as a whole in order to prevent the temperature to go above the +normative and legally stated 'skin temperature'. + +Another aspect is to sustain the performance for a given power budget, +for example virtual reality where the user can feel dizziness if the +performance is capped while a big CPU is processing something else. Or +reduce the battery charging because the dissipated power is too high +compared with the power consumed by other devices. + +The user space is the most adequate place to dynamically act on the +different devices by limiting their power given an application +profile: it has the knowledge of the platform. + +The Dynamic Thermal Power Management (DTPM) is a technique acting on +the device power by limiting and/or balancing a power budget among +different devices. + +The DTPM framework provides an unified interface to act on the +device power. + +Overview +======== + +The DTPM framework relies on the powercap framework to create the +powercap entries in the sysfs directory and implement the backend +driver to do the connection with the power manageable device. + +The DTPM is a tree representation describing the power constraints +shared between devices, not their physical positions. + +The nodes of the tree are a virtual description aggregating the power +characteristics of the children nodes and their power limitations. + +The leaves of the tree are the real power manageable devices. + +For instance:: + + SoC + | + `-- pkg + | + |-- pd0 (cpu0-3) + | + `-- pd1 (cpu4-5) + +The pkg power will be the sum of pd0 and pd1 power numbers:: + + SoC (400mW - 3100mW) + | + `-- pkg (400mW - 3100mW) + | + |-- pd0 (100mW - 700mW) + | + `-- pd1 (300mW - 2400mW) + +When the nodes are inserted in the tree, their power characteristics are propagated to the parents:: + + SoC (600mW - 5900mW) + | + |-- pkg (400mW - 3100mW) + | | + | |-- pd0 (100mW - 700mW) + | | + | `-- pd1 (300mW - 2400mW) + | + `-- pd2 (200mW - 2800mW) + +Each node have a weight on a 2^10 basis reflecting the percentage of power consumption along the siblings:: + + SoC (w=1024) + | + |-- pkg (w=538) + | | + | |-- pd0 (w=231) + | | + | `-- pd1 (w=794) + | + `-- pd2 (w=486) + + Note the sum of weights at the same level are equal to 1024. + +When a power limitation is applied to a node, then it is distributed along the children given their weights. For example, if we set a power limitation of 3200mW at the 'SoC' root node, the resulting tree will be:: + + SoC (w=1024) <--- power_limit = 3200mW + | + |-- pkg (w=538) --> power_limit = 1681mW + | | + | |-- pd0 (w=231) --> power_limit = 378mW + | | + | `-- pd1 (w=794) --> power_limit = 1303mW + | + `-- pd2 (w=486) --> power_limit = 1519mW + + +Flat description +---------------- + +A root node is created and it is the parent of all the nodes. This +description is the simplest one and it is supposed to give to user +space a flat representation of all the devices supporting the power +limitation without any power limitation distribution. + +Hierarchical description +------------------------ + +The different devices supporting the power limitation are represented +hierarchically. There is one root node, all intermediate nodes are +grouping the child nodes which can be intermediate nodes also or real +devices. + +The intermediate nodes aggregate the power information and allows to +set the power limit given the weight of the nodes. + +User space API +============== + +As stated in the overview, the DTPM framework is built on top of the +powercap framework. Thus the sysfs interface is the same, please refer +to the powercap documentation for further details. + + * power_uw: Instantaneous power consumption. If the node is an + intermediate node, then the power consumption will be the sum of all + children power consumption. + + * max_power_range_uw: The power range resulting of the maximum power + minus the minimum power. + + * name: The name of the node. This is implementation dependent. Even + if it is not recommended for the user space, several nodes can have + the same name. + + * constraint_X_name: The name of the constraint. + + * constraint_X_max_power_uw: The maximum power limit to be applicable + to the node. + + * constraint_X_power_limit_uw: The power limit to be applied to the + node. If the value contained in constraint_X_max_power_uw is set, + the constraint will be removed. + + * constraint_X_time_window_us: The meaning of this file will depend + on the constraint number. + +Constraints +----------- + + * Constraint 0: The power limitation is immediately applied, without + limitation in time. + +Kernel API +========== + +Overview +-------- + +The DTPM framework has no power limiting backend support. It is +generic and provides a set of API to let the different drivers to +implement the backend part for the power limitation and create the +power constraints tree. + +It is up to the platform to provide the initialization function to +allocate and link the different nodes of the tree. + +A special macro has the role of declaring a node and the corresponding +initialization function via a description structure. This one contains +an optional parent field allowing to hook different devices to an +already existing tree at boot time. + +For instance:: + + struct dtpm_descr my_descr = { + .name = "my_name", + .init = my_init_func, + }; + + DTPM_DECLARE(my_descr); + +The nodes of the DTPM tree are described with dtpm structure. The +steps to add a new power limitable device is done in three steps: + + * Allocate the dtpm node + * Set the power number of the dtpm node + * Register the dtpm node + +The registration of the dtpm node is done with the powercap +ops. Basically, it must implements the callbacks to get and set the +power and the limit. + +Alternatively, if the node to be inserted is an intermediate one, then +a simple function to insert it as a future parent is available. + +If a device has its power characteristics changing, then the tree must +be updated with the new power numbers and weights. + +Nomenclature +------------ + + * dtpm_alloc() : Allocate and initialize a dtpm structure + + * dtpm_register() : Add the dtpm node to the tree + + * dtpm_unregister() : Remove the dtpm node from the tree + + * dtpm_update_power() : Update the power characteristics of the dtpm node diff --git a/Documentation/process/stable-kernel-rules.rst b/Documentation/process/stable-kernel-rules.rst index 3973556250e1..003c865e9c21 100644 --- a/Documentation/process/stable-kernel-rules.rst +++ b/Documentation/process/stable-kernel-rules.rst @@ -35,12 +35,6 @@ Rules on what kind of patches are accepted, and which ones are not, into the Procedure for submitting patches to the -stable tree ---------------------------------------------------- - - If the patch covers files in net/ or drivers/net please follow netdev stable - submission guidelines as described in - :ref:`Documentation/networking/netdev-FAQ.rst ` - after first checking the stable networking queue at - https://patchwork.kernel.org/bundle/netdev/stable/?state=* - to ensure the requested patch is not already queued up. - Security patches should not be handled (solely) by the -stable review process but should follow the procedures in :ref:`Documentation/admin-guide/security-bugs.rst `. diff --git a/Documentation/process/submitting-patches.rst b/Documentation/process/submitting-patches.rst index 83d9a82055a7..5a267f5d1a50 100644 --- a/Documentation/process/submitting-patches.rst +++ b/Documentation/process/submitting-patches.rst @@ -250,11 +250,6 @@ should also read :ref:`Documentation/process/stable-kernel-rules.rst ` in addition to this file. -Note, however, that some subsystem maintainers want to come to their own -conclusions on which patches should go to the stable trees. The networking -maintainer, in particular, would rather not see individual developers -adding lines like the above to their patches. - If changes affect userland-kernel interfaces, please send the MAN-PAGES maintainer (as listed in the MAINTAINERS file) a man-pages patch, or at least a notification of the change, so that some information makes its way diff --git a/Documentation/scsi/libsas.rst b/Documentation/scsi/libsas.rst index 7216b5d25800..ea63ab3a9216 100644 --- a/Documentation/scsi/libsas.rst +++ b/Documentation/scsi/libsas.rst @@ -189,13 +189,10 @@ num_phys The event interface:: /* LLDD calls these to notify the class of an event. */ - void (*notify_ha_event)(struct sas_ha_struct *, enum ha_event); - void (*notify_port_event)(struct sas_phy *, enum port_event); - void (*notify_phy_event)(struct sas_phy *, enum phy_event); - -When sas_register_ha() returns, those are set and can be -called by the LLDD to notify the SAS layer of such events -the SAS layer. + void sas_notify_port_event(struct sas_phy *, enum port_event); + void sas_notify_phy_event(struct sas_phy *, enum phy_event); + void sas_notify_port_event_gfp(struct sas_phy *, enum port_event, gfp_t); + void sas_notify_phy_event_gfp(struct sas_phy *, enum phy_event, gfp_t); The port notification:: diff --git a/Documentation/security/keys/core.rst b/Documentation/security/keys/core.rst index aa0081685ee1..b3ed5c581034 100644 --- a/Documentation/security/keys/core.rst +++ b/Documentation/security/keys/core.rst @@ -1040,8 +1040,8 @@ The keyctl syscall functions are: "key" is the ID of the key to be watched. - "queue_fd" is a file descriptor referring to an open "/dev/watch_queue" - which manages the buffer into which notifications will be delivered. + "queue_fd" is a file descriptor referring to an open pipe which + manages the buffer into which notifications will be delivered. "filter" is either NULL to remove a watch or a filter specification to indicate what events are required from the key. diff --git a/Documentation/virt/kvm/api.rst b/Documentation/virt/kvm/api.rst index 624983f3725f..4851be7dc124 100644 --- a/Documentation/virt/kvm/api.rst +++ b/Documentation/virt/kvm/api.rst @@ -182,6 +182,9 @@ is dependent on the CPU capability and the kernel configuration. The limit can be retrieved using KVM_CAP_ARM_VM_IPA_SIZE of the KVM_CHECK_EXTENSION ioctl() at run-time. +Creation of the VM will fail if the requested IPA size (whether it is +implicit or explicit) is unsupported on the host. + Please note that configuring the IPA size does not affect the capability exposed by the guest CPUs in ID_AA64MMFR0_EL1[PARange]. It only affects size of the address translated by the stage2 level (guest physical to diff --git a/Documentation/vm/page_owner.rst b/Documentation/vm/page_owner.rst index 4e67c2e9bbed..2175465c9bf2 100644 --- a/Documentation/vm/page_owner.rst +++ b/Documentation/vm/page_owner.rst @@ -47,7 +47,7 @@ size change due to this facility. text data bss dec hex filename 48800 2445 644 51889 cab1 mm/page_alloc.o - 6574 108 29 6711 1a37 mm/page_owner.o + 6662 108 29 6799 1a8f mm/page_owner.o 1025 8 8 1041 411 mm/page_ext.o Although, roughly, 8 KB code is added in total, page_alloc.o increase by diff --git a/MAINTAINERS b/MAINTAINERS index 0b41639836c5..db2a3dfb063d 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -1155,7 +1155,7 @@ M: Joel Fernandes M: Christian Brauner M: Hridya Valsaraju M: Suren Baghdasaryan -L: devel@driverdev.osuosl.org +L: linux-kernel@vger.kernel.org S: Supported T: git git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging.git F: drivers/android/ @@ -8007,7 +8007,6 @@ F: drivers/crypto/hisilicon/sec2/sec_main.c HISILICON STAGING DRIVERS FOR HIKEY 960/970 M: Mauro Carvalho Chehab -L: devel@driverdev.osuosl.org S: Maintained F: drivers/staging/hikey9xx/ @@ -9757,6 +9756,18 @@ F: include/linux/keyctl.h F: include/uapi/linux/keyctl.h F: security/keys/ +KFENCE +M: Alexander Potapenko +M: Marco Elver +R: Dmitry Vyukov +L: kasan-dev@googlegroups.com +S: Maintained +F: Documentation/dev-tools/kfence.rst +F: arch/*/include/asm/kfence.h +F: include/linux/kfence.h +F: lib/Kconfig.kfence +F: mm/kfence/ + KFIFO M: Stefani Seibold S: Maintained @@ -16684,7 +16695,7 @@ F: drivers/staging/vt665?/ STAGING SUBSYSTEM M: Greg Kroah-Hartman -L: devel@driverdev.osuosl.org +L: linux-staging@lists.linux.dev S: Supported T: git git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging.git F: drivers/staging/ @@ -18726,7 +18737,7 @@ VME SUBSYSTEM M: Martyn Welch M: Manohar Vanga M: Greg Kroah-Hartman -L: devel@driverdev.osuosl.org +L: linux-kernel@vger.kernel.org S: Maintained T: git git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc.git F: Documentation/driver-api/vme.rst diff --git a/Makefile b/Makefile index 9de98049ee3b..dcfb3cbbcd78 100644 --- a/Makefile +++ b/Makefile @@ -1,7 +1,7 @@ # SPDX-License-Identifier: GPL-2.0 VERSION = 5 PATCHLEVEL = 10 -SUBLEVEL = 19 +SUBLEVEL = 26 EXTRAVERSION = NAME = Dare mighty things @@ -914,7 +914,13 @@ KBUILD_LDFLAGS += --thinlto-cache-dir=$(extmod-prefix).thinlto-cache else CC_FLAGS_LTO += -flto endif + +ifeq ($(SRCARCH),x86) +# TODO(b/182572011): Revert workaround for compiler / linker bug. CC_FLAGS_LTO += -fvisibility=hidden +else +CC_FLAGS_LTO += -fvisibility=default +endif # Limit inlining across translation units to reduce binary size KBUILD_LDFLAGS += -mllvm -import-instr-limit=5 @@ -1024,7 +1030,7 @@ LDFLAGS_vmlinux += $(call ld-option, -X,) endif ifeq ($(CONFIG_RELR),y) -LDFLAGS_vmlinux += --pack-dyn-relocs=relr +LDFLAGS_vmlinux += --pack-dyn-relocs=relr --use-android-relr-tags endif # We never want expected sections to be placed heuristically by the @@ -1166,7 +1172,7 @@ quiet_cmd_headers_install = INSTALL $(INSTALL_HDR_PATH)/include cmd_headers_install = \ mkdir -p $(INSTALL_HDR_PATH); \ rsync -mrl --include='*/' --include='*\.h' --exclude='*' \ - usr/include $(INSTALL_HDR_PATH) + $(hdr-prefix)usr/include $(INSTALL_HDR_PATH); PHONY += headers_install headers_install: headers @@ -1340,11 +1346,19 @@ define filechk_utsrelease.h endef define filechk_version.h - echo \#define LINUX_VERSION_CODE $(shell \ - expr $(VERSION) \* 65536 + 0$(PATCHLEVEL) \* 256 + 0$(SUBLEVEL)); \ - echo '#define KERNEL_VERSION(a,b,c) (((a) << 16) + ((b) << 8) + (c))' + if [ $(SUBLEVEL) -gt 255 ]; then \ + echo \#define LINUX_VERSION_CODE $(shell \ + expr $(VERSION) \* 65536 + $(PATCHLEVEL) \* 256 + 255); \ + else \ + echo \#define LINUX_VERSION_CODE $(shell \ + expr $(VERSION) \* 65536 + $(PATCHLEVEL) \* 256 + $(SUBLEVEL)); \ + fi; \ + echo '#define KERNEL_VERSION(a,b,c) (((a) << 16) + ((b) << 8) + \ + ((c) > 255 ? 255 : (c)))' endef +$(version_h): PATCHLEVEL := $(if $(PATCHLEVEL), $(PATCHLEVEL), 0) +$(version_h): SUBLEVEL := $(if $(SUBLEVEL), $(SUBLEVEL), 0) $(version_h): FORCE $(call filechk,version.h) $(Q)rm -f $(old_version_h) diff --git a/android/OWNERS b/android/OWNERS new file mode 100644 index 000000000000..aefaeef7aee4 --- /dev/null +++ b/android/OWNERS @@ -0,0 +1,13 @@ +# If we ever add another OWNERS above this directory, it's likely to be +# more permissive, so don't inherit from it +set noparent +gki-abi-approvers@google.com +adelva@google.com +maennich@google.com +saravanak@google.com +sspatil@google.com +tkjos@google.com +willmcvicker@google.com +# Downstream boards maintained directly in this manifest branch +per-file abi_gki_aarch64_cuttlefish = adelva@google.com, rammuthiah@google.com +per-file abi_gki_aarch64_goldfish = rkir@google.com diff --git a/android/abi_gki_aarch64.xml b/android/abi_gki_aarch64.xml index a06d92d09c84..84e0c63a1358 100644 --- a/android/abi_gki_aarch64.xml +++ b/android/abi_gki_aarch64.xml @@ -1,14 +1,15 @@ - - + + - - - + + + + - - + + - + @@ -18,53 +19,54 @@ - - - - - - - + + + + + + + + - - - - + + + + - - + + - - + + - - - - - - - - - - - - - - - - - + + + + + + + + + + + + + + + + + - - - - - - - - - + + + + + + + + + @@ -73,132 +75,139 @@ - + + + - - + - - - - - - - + + + + + + + + - - + - + - + - - + + - - - - + + + + - - + + - - - - + + + + + - - - - - - - - - - - - - - - + + + + + + + + + + + + + + + + - - - + + + - - - - + + + + - + - - - - - - + + + + + + - - - - - - - - + + + + + + + + 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- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - @@ -121539,7 +131705,6 @@ - @@ -121548,49 +131713,7 @@ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - @@ -121599,1016 +131722,105 @@ - - - - - - - - - - - - - - - - - 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- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - @@ -160809,38 +166488,56 @@ - + - + - + - + - + - - - - - + + + + + + + + + + + + + + + + + + + + + + + - + - + @@ -160868,6 +166565,185 @@ + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + @@ -160875,9 +166751,107 @@ - + + - + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + @@ -160920,34 +166894,1669 @@ - + - + - + - + - + - + - + - + - + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + 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- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - @@ -162882,6 +170286,64 @@ + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + @@ -162905,7 +170367,6 @@ - @@ -163037,56 +170498,19 @@ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - + + + + + + + + @@ -163094,18 +170518,10 @@ - - - - - - - - - - - - + + + + @@ -163123,16 +170539,6 @@ - - - - - - - - - - @@ -163140,9 +170546,24 @@ - - - + + + + + + + + + + + + + + + + + + @@ -163156,16 +170577,20 @@ - - - - + + + + + + + + - - - - + + + + @@ -163293,7 +170718,7 @@ - + @@ -163701,7 +171126,15 @@ - + + + + + + + + + @@ -163709,12 +171142,9 @@ - - - - - - + + + @@ -163725,6 +171155,10 @@ + + + + @@ -163733,12 +171167,8 @@ - - - - - + @@ -163761,18 +171191,45 @@ - + - - - + + + - - - + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + @@ -163789,70 +171246,51 @@ - - - - - - + + + - - - - - - - - - - - - - - - - - - - - - - - - + + + - - - - - - - - - - - - - - - - - - - - + + + + + + + + + + + + + + + + + + + + + + + + + - + @@ -163886,6 +171324,18 @@ + + + + + + + + + + + + @@ -163896,7 +171346,7 @@ - + @@ -163906,7 +171356,7 @@ - + @@ -163914,8 +171364,8 @@ - - + + @@ -163946,16 +171396,16 @@ - + - + - + - + @@ -163973,35 +171423,10 @@ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - + + + + @@ -164009,23 +171434,50 @@ + + + + + + + + + + + + + + + + + + + + - - - + + + - - - - + + + + - + + + + + + + + @@ -164033,23 +171485,7 @@ - - - - - - - - - - - - - - - - - + @@ -164068,152 +171504,152 @@ - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - - + + - - + + - + - + - + - - + + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + @@ -164232,166 +171668,169 @@ + + + - + - + - + - + - + - + - - + + - - + + - - + + - - + + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + @@ -164405,195 +171844,207 @@ - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - - + + - - + + - + - + - + - + - + - + - + - + - + - + + + + + + + + + + + + + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + - + @@ -164645,11 +172096,11 @@ - - - - - + + + + + @@ -164657,6 +172108,6 @@ diff --git a/android/abi_gki_aarch64_qcom b/android/abi_gki_aarch64_qcom index 5f243c7f0c2f..3bce597d7ecd 100644 --- a/android/abi_gki_aarch64_qcom +++ b/android/abi_gki_aarch64_qcom @@ -28,6 +28,8 @@ amba_bustype amba_driver_register amba_driver_unregister + android_debug_per_cpu_symbol + android_debug_symbol anon_inode_getfile __arch_clear_user __arch_copy_from_user @@ -144,6 +146,7 @@ cfg80211_unlink_bss cfg80211_update_owe_info_event cfg80211_vendor_cmd_reply + __cfi_slowpath cgroup_path_ns cgroup_taskset_first cgroup_taskset_next @@ -230,6 +233,7 @@ consume_skb contig_page_data _copy_from_iter_full + copy_from_kernel_nofault __cpu_active_mask cpu_bit_bitmap cpufreq_cpu_get @@ -398,6 +402,7 @@ __dev_kfree_skb_any devm_add_action devm_backlight_device_register + devm_blk_ksm_init devm_clk_bulk_get devm_clk_bulk_get_all devm_clk_get @@ -1042,6 +1047,8 @@ iio_channel_get_all iio_read_channel_processed import_iovec + in4_pton + in6_pton inc_zone_page_state in_egroup_p init_dummy_netdev @@ -1118,9 +1125,11 @@ iounmap __iowrite32_copy ip_compute_csum + ipi_desc_get iput __ipv6_addr_type ipv6_ext_hdr + ipv6_find_hdr ipv6_skip_exthdr irq_chip_ack_parent irq_chip_disable_parent @@ -1169,6 +1178,7 @@ irq_work_queue irq_work_queue_on irq_work_sync + is_dma_buf_file is_vmalloc_addr jiffies jiffies_to_msecs @@ -1225,6 +1235,9 @@ kset_create_and_add ksize ksoftirqd + kstat + kstat_irqs_cpu + kstat_irqs_usr kstrdup kstrdup_const kstrndup @@ -1271,6 +1284,7 @@ ktime_get_seconds ktime_get_with_offset kvfree + kvfree_call_rcu kvmalloc_node led_classdev_flash_register_ext led_classdev_flash_unregister @@ -1286,6 +1300,8 @@ __local_bh_enable_ip __lock_page lock_sock_nested + log_buf_addr_get + log_buf_len_get __log_post_read_mmio __log_read_mmio __log_write_mmio @@ -1405,6 +1421,8 @@ nonseekable_open noop_llseek nr_cpu_ids + nr_ipi_get + nr_irqs ns_capable nsecs_to_jiffies ns_to_timespec64 @@ -1552,6 +1570,7 @@ pci_bus_type pci_clear_master pci_d3cold_disable + pci_dev_present pci_device_group pci_disable_device pci_disable_msi @@ -1591,6 +1610,7 @@ percpu_down_write __percpu_init_rwsem __per_cpu_offset + per_cpu_ptr_to_phys percpu_up_write perf_aux_output_begin perf_aux_output_end @@ -1812,12 +1832,14 @@ __register_chrdev register_chrdev_region register_console + register_die_notifier register_ftrace_export register_inet6addr_notifier register_inetaddr_notifier register_kprobe register_kretprobe register_memory_notifier + register_module_notifier register_netdev register_netdevice register_netdevice_notifier @@ -1920,8 +1942,10 @@ rproc_add_subdev rproc_alloc rproc_boot + rproc_coredump_add_custom_segment rproc_coredump_add_segment rproc_coredump_set_elf_info + rproc_coredump_using_sections rproc_del rproc_free rproc_get_by_child @@ -1942,12 +1966,14 @@ rtnl_lock rtnl_register_module rtnl_trylock + rtnl_unicast rtnl_unlock rtnl_unregister runqueues sched_clock sched_feat_keys sched_feat_names + sched_setattr sched_set_fifo sched_set_fifo_low sched_set_normal @@ -1992,6 +2018,7 @@ sdhci_set_bus_width sdhci_set_power_noreg sdhci_setup_host + seq_buf_printf seq_hex_dump seq_lseek seq_open @@ -2235,6 +2262,7 @@ sysfs_create_group sysfs_create_groups sysfs_create_link + sysfs_emit __sysfs_match_string sysfs_notify sysfs_remove_bin_file @@ -2343,6 +2371,11 @@ __tracepoint_android_vh_cpu_idle_exit __tracepoint_android_vh_dump_throttled_rt_tasks __tracepoint_android_vh_freq_table_limits + __tracepoint_android_vh_ftrace_dump_buffer + __tracepoint_android_vh_ftrace_format_check + __tracepoint_android_vh_ftrace_oops_enter + __tracepoint_android_vh_ftrace_oops_exit + __tracepoint_android_vh_ftrace_size_check __tracepoint_android_vh_iommu_setup_dma_ops __tracepoint_android_vh_ipi_stop __tracepoint_android_vh_jiffies_update @@ -2351,8 +2384,10 @@ __tracepoint_android_vh_show_max_freq __tracepoint_android_vh_show_resume_epoch_val __tracepoint_android_vh_show_suspend_epoch_val + __tracepoint_android_vh_timer_calc_index __tracepoint_binder_transaction_received __tracepoint_cpu_frequency + __tracepoint_cpu_frequency_limits __tracepoint_cpu_idle __tracepoint_ipi_entry __tracepoint_ipi_raise @@ -2446,11 +2481,13 @@ __unregister_chrdev unregister_chrdev_region unregister_console + unregister_die_notifier unregister_ftrace_export unregister_inet6addr_notifier unregister_inetaddr_notifier unregister_kprobe unregister_kretprobe + unregister_module_notifier unregister_netdev unregister_netdevice_many unregister_netdevice_notifier @@ -2659,5 +2696,15 @@ xa_find_after xa_load xa_store + xhci_alloc_command + xhci_alloc_erst + xhci_free_command + xhci_free_erst + xhci_get_endpoint_index + xhci_queue_stop_endpoint + xhci_ring_alloc + xhci_ring_cmd_db + xhci_ring_free + xhci_trb_virt_to_dma zone_watermark_ok zone_watermark_ok_safe diff --git a/android/abi_gki_aarch64_virtual_device b/android/abi_gki_aarch64_virtual_device index 54df446a148e..84deb75d720f 100644 --- a/android/abi_gki_aarch64_virtual_device +++ b/android/abi_gki_aarch64_virtual_device @@ -5,6 +5,8 @@ __alloc_pages_nodemask __alloc_skb alloc_workqueue + amba_driver_register + amba_driver_unregister __arch_copy_from_user __arch_copy_to_user arm64_const_caps_ready @@ -33,12 +35,19 @@ capable cfg80211_inform_bss_data cfg80211_put_bss + __cfi_slowpath __check_object_size __class_create class_destroy + clk_disable + clk_enable + clk_get_rate + clk_prepare + clk_unprepare complete __const_udelay consume_skb + contig_page_data __cpuhp_remove_state __cpuhp_setup_state __cpuhp_state_add_instance @@ -59,6 +68,7 @@ debugfs_remove delayed_work_timer_fn del_gendisk + del_timer del_timer_sync destroy_workqueue _dev_err @@ -71,9 +81,11 @@ _dev_info __dev_kfree_skb_any devm_ioremap + devm_ioremap_resource devm_kfree devm_kmalloc devm_request_threaded_irq + _dev_notice dev_queue_xmit dev_set_name _dev_warn @@ -97,13 +109,14 @@ event_triggers_call fd_install finish_wait - flush_dcache_page flush_work + flush_workqueue fput free_irq free_netdev __free_pages free_pages + freezing_slow_path fs_bio_set get_device __get_free_pages @@ -122,17 +135,21 @@ init_timer_key init_wait_entry __init_waitqueue_head + input_alloc_absinfo input_allocate_device input_event input_free_device + input_mt_init_slots input_register_device + input_set_abs_params input_unregister_device + __ioremap iounmap jiffies jiffies_to_msecs + kasan_flag_enabled kfree kfree_skb - kill_anon_super kimage_voffset __kmalloc kmalloc_caches @@ -148,8 +165,12 @@ kobject_uevent krealloc kstrdup + kstrndup + kstrtobool kstrtoint + kstrtouint kstrtoull + kthread_create_on_node ktime_get ktime_get_mono_fast_ns ktime_get_raw_ts64 @@ -196,9 +217,13 @@ netif_tx_wake_queue nf_conntrack_destroy no_llseek + nonseekable_open noop_llseek nr_cpu_ids __num_online_cpus + of_find_property + of_get_property + of_property_read_variable_u32_array param_ops_bint param_ops_bool param_ops_charp @@ -222,10 +247,6 @@ __per_cpu_offset perf_trace_buf_alloc perf_trace_run_bpf_submit - platform_device_add - platform_device_alloc - platform_device_del - platform_device_put platform_device_unregister __platform_driver_register platform_driver_unregister @@ -234,7 +255,11 @@ pm_runtime_allow __pm_runtime_disable pm_runtime_enable + pm_runtime_force_resume + pm_runtime_force_suspend + __pm_runtime_idle __pm_runtime_resume + pm_runtime_set_autosuspend_delay __pm_runtime_suspend __pm_runtime_use_autosuspend preempt_schedule @@ -261,12 +286,18 @@ __rcu_read_lock __rcu_read_unlock refcount_warn_saturate + __refrigerator register_blkdev register_netdev register_netdevice register_netdevice_notifier + register_shrinker register_virtio_device register_virtio_driver + regmap_exit + __regmap_init + regmap_read + regmap_write remap_pfn_range __request_module request_threaded_irq @@ -282,6 +313,13 @@ seq_printf seq_read seq_release + serio_close + serio_interrupt + serio_open + serio_reconnect + __serio_register_driver + __serio_register_port + serio_unregister_driver set_disk_ro sg_alloc_table sg_free_table @@ -290,7 +328,10 @@ sg_next simple_strtoul skb_add_rx_frag + skb_dequeue + skb_push skb_put + skb_queue_tail snd_card_disconnect snd_card_free snd_card_new @@ -330,7 +371,6 @@ strncmp strncpy strsep - strstr submit_bio sync_file_create synchronize_rcu @@ -338,6 +378,7 @@ __sysfs_match_string sysfs_remove_group sysfs_remove_link + system_freezing_cnt system_wq trace_event_buffer_commit trace_event_buffer_reserve @@ -351,6 +392,7 @@ trace_raw_output_prep trace_seq_printf try_module_get + __udelay unlock_page unregister_blkdev unregister_netdev @@ -360,6 +402,7 @@ unregister_virtio_driver up_read up_write + __usecs_to_jiffies usleep_range vabits_actual vfree @@ -386,8 +429,62 @@ vring_transport_features wait_for_completion __wake_up + wake_up_process __warn_printk +# required by ambakmi.ko + amba_release_regions + amba_request_regions + clk_get + clk_put + serio_unregister_port + +# required by armmmci.ko + clk_round_rate + clk_set_rate + devm_clk_get + devm_of_iomap + devm_pinctrl_get + __devm_reset_control_get + dmam_alloc_attrs + dma_release_channel + dma_request_chan + mmc_add_host + mmc_alloc_host + mmc_free_host + mmc_gpiod_request_cd + mmc_gpiod_request_ro + mmc_gpio_get_cd + mmc_gpio_get_ro + mmc_of_parse + mmc_regulator_get_supply + mmc_regulator_set_ocr + mmc_regulator_set_vqmmc + mmc_remove_host + mmc_request_done + mmc_send_tuning + pinctrl_lookup_state + pinctrl_pm_select_sleep_state + pinctrl_select_default_state + pinctrl_select_state + regulator_disable + regulator_enable + reset_control_assert + reset_control_deassert + sg_miter_next + sg_miter_start + sg_miter_stop + +# required by clk-vexpress-osc.ko + clk_hw_set_rate_range + devm_clk_hw_register + devm_of_clk_add_hw_provider + of_clk_hw_simple_get + of_property_read_string + +# required by deferred-free-helper.ko + sched_set_normal + # required by dummy-cpufreq.ko cpufreq_generic_attr cpufreq_register_driver @@ -402,6 +499,7 @@ device_find_child device_match_name platform_bus_type + strstr # required by gnss-serial.ko gnss_allocate_device @@ -409,8 +507,6 @@ gnss_insert_raw gnss_put_device gnss_register_device - of_property_read_variable_u32_array - __pm_runtime_idle serdev_device_close serdev_device_open serdev_device_set_baudrate @@ -419,9 +515,6 @@ serdev_device_write serdev_device_write_wakeup -# required by goldfish_address_space.ko - __ioremap - # required by goldfish_battery.ko power_supply_changed power_supply_get_drvdata @@ -440,6 +533,18 @@ dma_fence_default_wait dma_fence_free +# required by hci_vhci.ko + bt_err + _copy_from_iter_full + hci_alloc_dev + hci_free_dev + hci_recv_frame + hci_register_dev + hci_unregister_dev + skb_pull + skb_queue_head + skb_queue_purge + # required by ledtrig-audio.ko led_trigger_event led_trigger_register_simple @@ -488,11 +593,12 @@ ieee80211_remain_on_channel_expired ieee80211_rx_irqsafe ieee80211_scan_completed + ieee80211_stop_queues ieee80211_stop_tx_ba_cb_irqsafe ieee80211_tx_status_irqsafe ieee80211_unregister_hw + ieee80211_wake_queues init_net - kstrndup __netdev_alloc_skb netif_rx netlink_broadcast @@ -518,10 +624,7 @@ simple_attr_release skb_copy skb_copy_expand - skb_dequeue __skb_ext_put - skb_push - skb_queue_tail skb_trim skb_unlink unregister_pernet_device @@ -561,7 +664,6 @@ fget file_path flush_signals - flush_workqueue free_buffer_head int_pow invalidate_bdev @@ -572,10 +674,7 @@ kernfs_put kobject_del kobject_get - kstrtobool kstrtoll - kstrtouint - kthread_create_on_node kthread_parkme kthread_should_park kthread_should_stop @@ -611,7 +710,6 @@ unregister_reboot_notifier unregister_sysctl_table vfs_fsync - wake_up_process # required by nd_virtio.ko bio_chain @@ -634,6 +732,46 @@ netdev_pick_tx pci_bus_type +# required by page_pool.ko + mod_node_page_state + +# required by psmouse.ko + bus_register_notifier + bus_unregister_notifier + device_add_groups + device_create_file + device_remove_file + device_remove_groups + i2c_adapter_type + i2c_bus_type + i2c_client_type + i2c_for_each_dev + i2c_new_scanned_device + i2c_unregister_device + i2c_verify_adapter + input_mt_assign_slots + input_mt_drop_unused + input_mt_report_finger_count + input_mt_report_pointer_emulation + input_mt_report_slot_state + input_mt_sync_frame + input_set_capability + kstrtou8 + pm_wakeup_dev_event + ps2_begin_command + ps2_cmd_aborted + ps2_command + ps2_drain + ps2_end_command + ps2_handle_ack + ps2_handle_response + ps2_init + ps2_sendbyte + ps2_sliced_command + serio_rescan + serio_unregister_child_port + strcasecmp + # required by pulse8-cec.ko cec_allocate_adapter cec_delete_adapter @@ -643,18 +781,17 @@ cec_s_phys_addr cec_transmit_attempt_done_ts cec_unregister_adapter - serio_close - serio_open - __serio_register_driver - serio_unregister_driver strscpy wait_for_completion_timeout # required by rtc-test.ko add_timer - del_timer device_init_wakeup devm_rtc_allocate_device + platform_device_add + platform_device_alloc + platform_device_del + platform_device_put __rtc_register_device rtc_time64_to_tm rtc_tm_to_time64 @@ -685,9 +822,6 @@ kvasprintf ns_to_timespec64 pm_runtime_forbid - pm_runtime_force_resume - pm_runtime_force_suspend - pm_runtime_set_autosuspend_delay __printk_ratelimit regcache_mark_dirty snd_ctl_add_vmaster_hook @@ -715,15 +849,10 @@ __pm_runtime_set_status regcache_cache_only regcache_sync - regmap_exit - __regmap_init - regmap_read regmap_update_bits_base - regmap_write snd_pcm_format_width __sw_hweight64 timecounter_init - __udelay # required by snd-hda-intel.ko bpf_trace_run1 @@ -749,6 +878,7 @@ # required by system_heap.ko dma_heap_add dma_heap_get_dev + dma_heap_get_name dma_sync_sg_for_cpu __sg_page_iter_next __sg_page_iter_start @@ -770,8 +900,6 @@ idr_replace jiffies_to_usecs memchr_inv - of_find_property - of_get_property of_property_match_string pm_suspend_global_flags securityfs_create_dir @@ -780,12 +908,27 @@ seq_putc seq_write unregister_chrdev_region - __usecs_to_jiffies # required by tpm_vtpm_proxy.ko anon_inode_getfile compat_ptr_ioctl +# required by vexpress-config.ko + devres_add + devres_alloc_node + devres_free + of_device_is_compatible + of_find_compatible_node + of_get_next_parent + of_parse_phandle + of_platform_populate + of_root + +# required by vexpress-sysreg.ko + bgpio_init + devm_gpiochip_add_data_with_key + devm_mfd_add_devices + # required by virt_wifi.ko cfg80211_connect_done cfg80211_disconnected @@ -963,7 +1106,6 @@ blk_queue_max_segment_size blk_rq_map_kern __blk_rq_map_sg - _dev_notice set_capacity_revalidate_and_notify string_get_size virtio_max_dma_size @@ -974,7 +1116,6 @@ cdev_del device_destroy fasync_helper - freezing_slow_path hvc_alloc hvc_instantiate hvc_kick @@ -982,22 +1123,14 @@ hvc_remove __hvc_resize kill_fasync - nonseekable_open pipe_lock pipe_unlock - __refrigerator __register_chrdev single_open single_release __splice_from_pipe - system_freezing_cnt __unregister_chrdev -# required by virtio_input.ko - input_alloc_absinfo - input_mt_init_slots - input_set_abs_params - # required by virtio_mmio.ko device_for_each_child devm_platform_ioremap_resource @@ -1086,33 +1219,6 @@ nvdimm_bus_unregister nvdimm_pmem_region_create -# required by virtiofs.ko - deactivate_locked_super - flush_delayed_work - __fs_parse - fuse_conn_destroy - fuse_conn_init - fuse_dequeue_forget - fuse_dev_alloc - fuse_dev_free - fuse_dev_install - fuse_fill_super_common - fuse_free_conn - fuse_get_unique - fuse_len_args - fuse_mount_get - fuse_mount_put - fuse_mount_remove - fuse_request_end - fuse_send_init - get_anon_bdev - init_user_ns - lockref_get - memchr - register_filesystem - sget_fc - unregister_filesystem - # required by vmw_vsock_virtio_transport.ko lock_sock_nested release_sock @@ -1163,6 +1269,7 @@ crypto_has_alg disk_end_io_acct disk_start_io_acct + flush_dcache_page free_percpu fsync_bdev idr_find @@ -1177,19 +1284,18 @@ # required by zsmalloc.ko alloc_anon_inode __ClearPageMovable - contig_page_data dec_zone_page_state inc_zone_page_state init_pseudo iput kern_mount kern_unmount + kill_anon_super __lock_page page_mapping _raw_read_lock _raw_read_unlock _raw_write_lock _raw_write_unlock - register_shrinker __SetPageMovable unregister_shrinker diff --git a/arch/arm/boot/compressed/head.S b/arch/arm/boot/compressed/head.S index 3a392983ac07..247ce9055990 100644 --- a/arch/arm/boot/compressed/head.S +++ b/arch/arm/boot/compressed/head.S @@ -1175,9 +1175,9 @@ __armv4_mmu_cache_off: __armv7_mmu_cache_off: mrc p15, 0, r0, c1, c0 #ifdef CONFIG_MMU - bic r0, r0, #0x000d + bic r0, r0, #0x0005 #else - bic r0, r0, #0x000c + bic r0, r0, #0x0004 #endif mcr p15, 0, r0, c1, c0 @ turn MMU and cache off mov r0, #0 @@ -1440,8 +1440,7 @@ ENTRY(efi_enter_kernel) mov r4, r0 @ preserve image base mov r8, r1 @ preserve DT pointer - ARM( adrl r0, call_cache_fn ) - THUMB( adr r0, call_cache_fn ) + adr_l r0, call_cache_fn adr r1, 0f @ clean the region of code we bl cache_clean_flush @ may run with the MMU off diff --git a/arch/arm/boot/dts/armada-388-helios4.dts b/arch/arm/boot/dts/armada-388-helios4.dts index fb49df2a3bce..a7ff774d797c 100644 --- a/arch/arm/boot/dts/armada-388-helios4.dts +++ b/arch/arm/boot/dts/armada-388-helios4.dts @@ -70,6 +70,9 @@ system-leds { compatible = "gpio-leds"; + pinctrl-names = "default"; + pinctrl-0 = <&helios_system_led_pins>; + status-led { label = "helios4:green:status"; gpios = <&gpio0 24 GPIO_ACTIVE_LOW>; @@ -86,6 +89,9 @@ io-leds { compatible = "gpio-leds"; + pinctrl-names = "default"; + pinctrl-0 = <&helios_io_led_pins>; + sata1-led { label = "helios4:green:ata1"; gpios = <&gpio1 17 GPIO_ACTIVE_LOW>; @@ -121,11 +127,15 @@ fan1: j10-pwm { compatible = "pwm-fan"; pwms = <&gpio1 9 40000>; /* Target freq:25 kHz */ + pinctrl-names = "default"; + pinctrl-0 = <&helios_fan1_pins>; }; fan2: j17-pwm { compatible = "pwm-fan"; pwms = <&gpio1 23 40000>; /* Target freq:25 kHz */ + pinctrl-names = "default"; + pinctrl-0 = <&helios_fan2_pins>; }; usb2_phy: usb2-phy { @@ -286,16 +296,22 @@ "mpp39", "mpp40"; marvell,function = "sd0"; }; - helios_led_pins: helios-led-pins { - marvell,pins = "mpp24", "mpp25", - "mpp49", "mpp50", + helios_system_led_pins: helios-system-led-pins { + marvell,pins = "mpp24", "mpp25"; + marvell,function = "gpio"; + }; + helios_io_led_pins: helios-io-led-pins { + marvell,pins = "mpp49", "mpp50", "mpp52", "mpp53", "mpp54"; marvell,function = "gpio"; }; - helios_fan_pins: helios-fan-pins { - marvell,pins = "mpp41", "mpp43", - "mpp48", "mpp55"; + helios_fan1_pins: helios_fan1_pins { + marvell,pins = "mpp41", "mpp43"; + marvell,function = "gpio"; + }; + helios_fan2_pins: helios_fan2_pins { + marvell,pins = "mpp48", "mpp55"; marvell,function = "gpio"; }; microsom_spi1_cs_pins: spi1-cs-pins { diff --git a/arch/arm/boot/dts/aspeed-g4.dtsi b/arch/arm/boot/dts/aspeed-g4.dtsi index 82f0213e3a3c..f81a540a3529 100644 --- a/arch/arm/boot/dts/aspeed-g4.dtsi +++ b/arch/arm/boot/dts/aspeed-g4.dtsi @@ -370,6 +370,7 @@ compatible = "aspeed,ast2400-lpc-snoop"; reg = <0x10 0x8>; interrupts = <8>; + clocks = <&syscon ASPEED_CLK_GATE_LCLK>; status = "disabled"; }; diff --git a/arch/arm/boot/dts/aspeed-g5.dtsi b/arch/arm/boot/dts/aspeed-g5.dtsi index a93009aa2f04..39e690be1704 100644 --- a/arch/arm/boot/dts/aspeed-g5.dtsi +++ b/arch/arm/boot/dts/aspeed-g5.dtsi @@ -492,6 +492,7 @@ compatible = "aspeed,ast2500-lpc-snoop"; reg = <0x10 0x8>; interrupts = <8>; + clocks = <&syscon ASPEED_CLK_GATE_LCLK>; status = "disabled"; }; diff --git a/arch/arm/boot/dts/aspeed-g6.dtsi b/arch/arm/boot/dts/aspeed-g6.dtsi index bf97aaad7be9..1cf71bdb4fab 100644 --- a/arch/arm/boot/dts/aspeed-g6.dtsi +++ b/arch/arm/boot/dts/aspeed-g6.dtsi @@ -513,6 +513,7 @@ compatible = "aspeed,ast2600-lpc-snoop"; reg = <0x0 0x80>; interrupts = ; + clocks = <&syscon ASPEED_CLK_GATE_LCLK>; status = "disabled"; }; diff --git a/arch/arm/boot/dts/exynos3250-artik5.dtsi b/arch/arm/boot/dts/exynos3250-artik5.dtsi index 12887b3924af..ad525f2accbb 100644 --- a/arch/arm/boot/dts/exynos3250-artik5.dtsi +++ b/arch/arm/boot/dts/exynos3250-artik5.dtsi @@ -79,7 +79,7 @@ s2mps14_pmic@66 { compatible = "samsung,s2mps14-pmic"; interrupt-parent = <&gpx3>; - interrupts = <5 IRQ_TYPE_NONE>; + interrupts = <5 IRQ_TYPE_LEVEL_LOW>; pinctrl-names = "default"; pinctrl-0 = <&s2mps14_irq>; reg = <0x66>; diff --git a/arch/arm/boot/dts/exynos3250-monk.dts b/arch/arm/boot/dts/exynos3250-monk.dts index c1a68e612037..7e99e5812a4d 100644 --- a/arch/arm/boot/dts/exynos3250-monk.dts +++ b/arch/arm/boot/dts/exynos3250-monk.dts @@ -200,7 +200,7 @@ s2mps14_pmic@66 { compatible = "samsung,s2mps14-pmic"; interrupt-parent = <&gpx0>; - interrupts = <7 IRQ_TYPE_NONE>; + interrupts = <7 IRQ_TYPE_LEVEL_LOW>; reg = <0x66>; wakeup-source; diff --git a/arch/arm/boot/dts/exynos3250-rinato.dts b/arch/arm/boot/dts/exynos3250-rinato.dts index b55afaaa691e..f9e3b13d3aac 100644 --- a/arch/arm/boot/dts/exynos3250-rinato.dts +++ b/arch/arm/boot/dts/exynos3250-rinato.dts @@ -270,7 +270,7 @@ s2mps14_pmic@66 { compatible = "samsung,s2mps14-pmic"; interrupt-parent = <&gpx0>; - interrupts = <7 IRQ_TYPE_NONE>; + interrupts = <7 IRQ_TYPE_LEVEL_LOW>; reg = <0x66>; wakeup-source; diff --git a/arch/arm/boot/dts/exynos5250-spring.dts b/arch/arm/boot/dts/exynos5250-spring.dts index a92ade33779c..5a9c936407ea 100644 --- a/arch/arm/boot/dts/exynos5250-spring.dts +++ b/arch/arm/boot/dts/exynos5250-spring.dts @@ -109,7 +109,7 @@ compatible = "samsung,s5m8767-pmic"; reg = <0x66>; interrupt-parent = <&gpx3>; - interrupts = <2 IRQ_TYPE_NONE>; + interrupts = <2 IRQ_TYPE_LEVEL_LOW>; pinctrl-names = "default"; pinctrl-0 = <&s5m8767_irq &s5m8767_dvs &s5m8767_ds>; wakeup-source; diff --git a/arch/arm/boot/dts/exynos5420-arndale-octa.dts b/arch/arm/boot/dts/exynos5420-arndale-octa.dts index dd7f8385d81e..3d9b93d2b242 100644 --- a/arch/arm/boot/dts/exynos5420-arndale-octa.dts +++ b/arch/arm/boot/dts/exynos5420-arndale-octa.dts @@ -349,7 +349,7 @@ reg = <0x66>; interrupt-parent = <&gpx3>; - interrupts = <2 IRQ_TYPE_EDGE_FALLING>; + interrupts = <2 IRQ_TYPE_LEVEL_LOW>; pinctrl-names = "default"; pinctrl-0 = <&s2mps11_irq>; diff --git a/arch/arm/boot/dts/exynos5422-odroid-core.dtsi b/arch/arm/boot/dts/exynos5422-odroid-core.dtsi index b1cf9414ce17..d51c1d8620a0 100644 --- a/arch/arm/boot/dts/exynos5422-odroid-core.dtsi +++ b/arch/arm/boot/dts/exynos5422-odroid-core.dtsi @@ -509,7 +509,7 @@ samsung,s2mps11-acokb-ground; interrupt-parent = <&gpx0>; - interrupts = <4 IRQ_TYPE_EDGE_FALLING>; + interrupts = <4 IRQ_TYPE_LEVEL_LOW>; pinctrl-names = "default"; pinctrl-0 = <&s2mps11_irq>; diff --git a/arch/arm/boot/dts/omap443x.dtsi b/arch/arm/boot/dts/omap443x.dtsi index cb309743de5d..dd8ef58cbaed 100644 --- a/arch/arm/boot/dts/omap443x.dtsi +++ b/arch/arm/boot/dts/omap443x.dtsi @@ -33,10 +33,12 @@ }; ocp { + /* 4430 has only gpio_86 tshut and no talert interrupt */ bandgap: bandgap@4a002260 { reg = <0x4a002260 0x4 0x4a00232C 0x4>; compatible = "ti,omap4430-bandgap"; + gpios = <&gpio3 22 GPIO_ACTIVE_HIGH>; #thermal-sensor-cells = <0>; }; diff --git a/arch/arm/include/asm/assembler.h b/arch/arm/include/asm/assembler.h index feac2c8b86f2..72627c5fb3b2 100644 --- a/arch/arm/include/asm/assembler.h +++ b/arch/arm/include/asm/assembler.h @@ -494,4 +494,88 @@ THUMB( orr \reg , \reg , #PSR_T_BIT ) #define _ASM_NOKPROBE(entry) #endif + .macro __adldst_l, op, reg, sym, tmp, c + .if __LINUX_ARM_ARCH__ < 7 + ldr\c \tmp, .La\@ + .subsection 1 + .align 2 +.La\@: .long \sym - .Lpc\@ + .previous + .else + .ifnb \c + THUMB( ittt \c ) + .endif + movw\c \tmp, #:lower16:\sym - .Lpc\@ + movt\c \tmp, #:upper16:\sym - .Lpc\@ + .endif + +#ifndef CONFIG_THUMB2_KERNEL + .set .Lpc\@, . + 8 // PC bias + .ifc \op, add + add\c \reg, \tmp, pc + .else + \op\c \reg, [pc, \tmp] + .endif +#else +.Lb\@: add\c \tmp, \tmp, pc + /* + * In Thumb-2 builds, the PC bias depends on whether we are currently + * emitting into a .arm or a .thumb section. The size of the add opcode + * above will be 2 bytes when emitting in Thumb mode and 4 bytes when + * emitting in ARM mode, so let's use this to account for the bias. + */ + .set .Lpc\@, . + (. - .Lb\@) + + .ifnc \op, add + \op\c \reg, [\tmp] + .endif +#endif + .endm + + /* + * mov_l - move a constant value or [relocated] address into a register + */ + .macro mov_l, dst:req, imm:req + .if __LINUX_ARM_ARCH__ < 7 + ldr \dst, =\imm + .else + movw \dst, #:lower16:\imm + movt \dst, #:upper16:\imm + .endif + .endm + + /* + * adr_l - adr pseudo-op with unlimited range + * + * @dst: destination register + * @sym: name of the symbol + * @cond: conditional opcode suffix + */ + .macro adr_l, dst:req, sym:req, cond + __adldst_l add, \dst, \sym, \dst, \cond + .endm + + /* + * ldr_l - ldr pseudo-op with unlimited range + * + * @dst: destination register + * @sym: name of the symbol + * @cond: conditional opcode suffix + */ + .macro ldr_l, dst:req, sym:req, cond + __adldst_l ldr, \dst, \sym, \dst, \cond + .endm + + /* + * str_l - str pseudo-op with unlimited range + * + * @src: source register + * @sym: name of the symbol + * @tmp: mandatory scratch register + * @cond: conditional opcode suffix + */ + .macro str_l, src:req, sym:req, tmp:req, cond + __adldst_l str, \src, \sym, \tmp, \cond + .endm + #endif /* __ASM_ASSEMBLER_H__ */ diff --git a/arch/arm/kernel/iwmmxt.S b/arch/arm/kernel/iwmmxt.S index 0dcae787b004..d2b4ac06e4ed 100644 --- a/arch/arm/kernel/iwmmxt.S +++ b/arch/arm/kernel/iwmmxt.S @@ -16,6 +16,7 @@ #include #include #include +#include "iwmmxt.h" #if defined(CONFIG_CPU_PJ4) || defined(CONFIG_CPU_PJ4B) #define PJ4(code...) code @@ -113,33 +114,33 @@ concan_save: concan_dump: - wstrw wCSSF, [r1, #MMX_WCSSF] - wstrw wCASF, [r1, #MMX_WCASF] - wstrw wCGR0, [r1, #MMX_WCGR0] - wstrw wCGR1, [r1, #MMX_WCGR1] - wstrw wCGR2, [r1, #MMX_WCGR2] - wstrw wCGR3, [r1, #MMX_WCGR3] + wstrw wCSSF, r1, MMX_WCSSF + wstrw wCASF, r1, MMX_WCASF + wstrw wCGR0, r1, MMX_WCGR0 + wstrw wCGR1, r1, MMX_WCGR1 + wstrw wCGR2, r1, MMX_WCGR2 + wstrw wCGR3, r1, MMX_WCGR3 1: @ MUP? wRn tst r2, #0x2 beq 2f - wstrd wR0, [r1, #MMX_WR0] - wstrd wR1, [r1, #MMX_WR1] - wstrd wR2, [r1, #MMX_WR2] - wstrd wR3, [r1, #MMX_WR3] - wstrd wR4, [r1, #MMX_WR4] - wstrd wR5, [r1, #MMX_WR5] - wstrd wR6, [r1, #MMX_WR6] - wstrd wR7, [r1, #MMX_WR7] - wstrd wR8, [r1, #MMX_WR8] - wstrd wR9, [r1, #MMX_WR9] - wstrd wR10, [r1, #MMX_WR10] - wstrd wR11, [r1, #MMX_WR11] - wstrd wR12, [r1, #MMX_WR12] - wstrd wR13, [r1, #MMX_WR13] - wstrd wR14, [r1, #MMX_WR14] - wstrd wR15, [r1, #MMX_WR15] + wstrd wR0, r1, MMX_WR0 + wstrd wR1, r1, MMX_WR1 + wstrd wR2, r1, MMX_WR2 + wstrd wR3, r1, MMX_WR3 + wstrd wR4, r1, MMX_WR4 + wstrd wR5, r1, MMX_WR5 + wstrd wR6, r1, MMX_WR6 + wstrd wR7, r1, MMX_WR7 + wstrd wR8, r1, MMX_WR8 + wstrd wR9, r1, MMX_WR9 + wstrd wR10, r1, MMX_WR10 + wstrd wR11, r1, MMX_WR11 + wstrd wR12, r1, MMX_WR12 + wstrd wR13, r1, MMX_WR13 + wstrd wR14, r1, MMX_WR14 + wstrd wR15, r1, MMX_WR15 2: teq r0, #0 @ anything to load? reteq lr @ if not, return @@ -147,30 +148,30 @@ concan_dump: concan_load: @ Load wRn - wldrd wR0, [r0, #MMX_WR0] - wldrd wR1, [r0, #MMX_WR1] - wldrd wR2, [r0, #MMX_WR2] - wldrd wR3, [r0, #MMX_WR3] - wldrd wR4, [r0, #MMX_WR4] - wldrd wR5, [r0, #MMX_WR5] - wldrd wR6, [r0, #MMX_WR6] - wldrd wR7, [r0, #MMX_WR7] - wldrd wR8, [r0, #MMX_WR8] - wldrd wR9, [r0, #MMX_WR9] - wldrd wR10, [r0, #MMX_WR10] - wldrd wR11, [r0, #MMX_WR11] - wldrd wR12, [r0, #MMX_WR12] - wldrd wR13, [r0, #MMX_WR13] - wldrd wR14, [r0, #MMX_WR14] - wldrd wR15, [r0, #MMX_WR15] + wldrd wR0, r0, MMX_WR0 + wldrd wR1, r0, MMX_WR1 + wldrd wR2, r0, MMX_WR2 + wldrd wR3, r0, MMX_WR3 + wldrd wR4, r0, MMX_WR4 + wldrd wR5, r0, MMX_WR5 + wldrd wR6, r0, MMX_WR6 + wldrd wR7, r0, MMX_WR7 + wldrd wR8, r0, MMX_WR8 + wldrd wR9, r0, MMX_WR9 + wldrd wR10, r0, MMX_WR10 + wldrd wR11, r0, MMX_WR11 + wldrd wR12, r0, MMX_WR12 + wldrd wR13, r0, MMX_WR13 + wldrd wR14, r0, MMX_WR14 + wldrd wR15, r0, MMX_WR15 @ Load wCx - wldrw wCSSF, [r0, #MMX_WCSSF] - wldrw wCASF, [r0, #MMX_WCASF] - wldrw wCGR0, [r0, #MMX_WCGR0] - wldrw wCGR1, [r0, #MMX_WCGR1] - wldrw wCGR2, [r0, #MMX_WCGR2] - wldrw wCGR3, [r0, #MMX_WCGR3] + wldrw wCSSF, r0, MMX_WCSSF + wldrw wCASF, r0, MMX_WCASF + wldrw wCGR0, r0, MMX_WCGR0 + wldrw wCGR1, r0, MMX_WCGR1 + wldrw wCGR2, r0, MMX_WCGR2 + wldrw wCGR3, r0, MMX_WCGR3 @ clear CUP/MUP (only if r1 != 0) teq r1, #0 diff --git a/arch/arm/kernel/iwmmxt.h b/arch/arm/kernel/iwmmxt.h new file mode 100644 index 000000000000..fb627286f5bb --- /dev/null +++ b/arch/arm/kernel/iwmmxt.h @@ -0,0 +1,47 @@ +/* SPDX-License-Identifier: GPL-2.0 */ + +#ifndef __IWMMXT_H__ +#define __IWMMXT_H__ + +.irp b, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 +.set .LwR\b, \b +.set .Lr\b, \b +.endr + +.set .LwCSSF, 0x2 +.set .LwCASF, 0x3 +.set .LwCGR0, 0x8 +.set .LwCGR1, 0x9 +.set .LwCGR2, 0xa +.set .LwCGR3, 0xb + +.macro wldrd, reg:req, base:req, offset:req +.inst 0xedd00100 | (.L\reg << 12) | (.L\base << 16) | (\offset >> 2) +.endm + +.macro wldrw, reg:req, base:req, offset:req +.inst 0xfd900100 | (.L\reg << 12) | (.L\base << 16) | (\offset >> 2) +.endm + +.macro wstrd, reg:req, base:req, offset:req +.inst 0xedc00100 | (.L\reg << 12) | (.L\base << 16) | (\offset >> 2) +.endm + +.macro wstrw, reg:req, base:req, offset:req +.inst 0xfd800100 | (.L\reg << 12) | (.L\base << 16) | (\offset >> 2) +.endm + +#ifdef __clang__ + +#define wCon c1 + +.macro tmrc, dest:req, control:req +mrc p1, 0, \dest, \control, c0, 0 +.endm + +.macro tmcr, control:req, src:req +mcr p1, 0, \src, \control, c0, 0 +.endm +#endif + +#endif diff --git a/arch/arm/kernel/sys_oabi-compat.c b/arch/arm/kernel/sys_oabi-compat.c index 0203e545bbc8..075a2e0ed2c1 100644 --- a/arch/arm/kernel/sys_oabi-compat.c +++ b/arch/arm/kernel/sys_oabi-compat.c @@ -248,6 +248,7 @@ struct oabi_epoll_event { __u64 data; } __attribute__ ((packed,aligned(4))); +#ifdef CONFIG_EPOLL asmlinkage long sys_oabi_epoll_ctl(int epfd, int op, int fd, struct oabi_epoll_event __user *event) { @@ -298,6 +299,20 @@ asmlinkage long sys_oabi_epoll_wait(int epfd, kfree(kbuf); return err ? -EFAULT : ret; } +#else +asmlinkage long sys_oabi_epoll_ctl(int epfd, int op, int fd, + struct oabi_epoll_event __user *event) +{ + return -EINVAL; +} + +asmlinkage long sys_oabi_epoll_wait(int epfd, + struct oabi_epoll_event __user *events, + int maxevents, int timeout) +{ + return -EINVAL; +} +#endif struct oabi_sembuf { unsigned short sem_num; diff --git a/arch/arm/mach-at91/pm_suspend.S b/arch/arm/mach-at91/pm_suspend.S index 0184de05c1be..b683c2caa40b 100644 --- a/arch/arm/mach-at91/pm_suspend.S +++ b/arch/arm/mach-at91/pm_suspend.S @@ -442,7 +442,7 @@ ENDPROC(at91_backup_mode) str tmp1, [pmc, #AT91_PMC_PLL_UPDT] /* step 2. */ - ldr tmp1, =#AT91_PMC_PLL_ACR_DEFAULT_PLLA + ldr tmp1, =AT91_PMC_PLL_ACR_DEFAULT_PLLA str tmp1, [pmc, #AT91_PMC_PLL_ACR] /* step 3. */ diff --git a/arch/arm/mach-ixp4xx/Kconfig b/arch/arm/mach-ixp4xx/Kconfig index f7211b57b1e7..165c184801e1 100644 --- a/arch/arm/mach-ixp4xx/Kconfig +++ b/arch/arm/mach-ixp4xx/Kconfig @@ -13,7 +13,6 @@ config MACH_IXP4XX_OF select I2C select I2C_IOP3XX select PCI - select TIMER_OF select USE_OF help Say 'Y' here to support Device Tree-based IXP4xx platforms. diff --git a/arch/arm/mach-s3c/irq-s3c24xx-fiq.S b/arch/arm/mach-s3c/irq-s3c24xx-fiq.S index b54cbd012241..5d238d9a798e 100644 --- a/arch/arm/mach-s3c/irq-s3c24xx-fiq.S +++ b/arch/arm/mach-s3c/irq-s3c24xx-fiq.S @@ -35,7 +35,6 @@ @ and an offset to the irq acknowledgment word ENTRY(s3c24xx_spi_fiq_rx) -s3c24xx_spi_fix_rx: .word fiq_rx_end - fiq_rx_start .word fiq_rx_irq_ack - fiq_rx_start fiq_rx_start: @@ -49,7 +48,7 @@ fiq_rx_start: strb fiq_rtmp, [ fiq_rspi, # S3C2410_SPTDAT ] subs fiq_rcount, fiq_rcount, #1 - subnes pc, lr, #4 @@ return, still have work to do + subsne pc, lr, #4 @@ return, still have work to do @@ set IRQ controller so that next op will trigger IRQ mov fiq_rtmp, #0 @@ -61,7 +60,6 @@ fiq_rx_irq_ack: fiq_rx_end: ENTRY(s3c24xx_spi_fiq_txrx) -s3c24xx_spi_fiq_txrx: .word fiq_txrx_end - fiq_txrx_start .word fiq_txrx_irq_ack - fiq_txrx_start fiq_txrx_start: @@ -76,7 +74,7 @@ fiq_txrx_start: strb fiq_rtmp, [ fiq_rspi, # S3C2410_SPTDAT ] subs fiq_rcount, fiq_rcount, #1 - subnes pc, lr, #4 @@ return, still have work to do + subsne pc, lr, #4 @@ return, still have work to do mov fiq_rtmp, #0 str fiq_rtmp, [ fiq_rirq, # S3C2410_INTMOD - S3C24XX_VA_IRQ ] @@ -88,7 +86,6 @@ fiq_txrx_irq_ack: fiq_txrx_end: ENTRY(s3c24xx_spi_fiq_tx) -s3c24xx_spi_fix_tx: .word fiq_tx_end - fiq_tx_start .word fiq_tx_irq_ack - fiq_tx_start fiq_tx_start: @@ -101,7 +98,7 @@ fiq_tx_start: strb fiq_rtmp, [ fiq_rspi, # S3C2410_SPTDAT ] subs fiq_rcount, fiq_rcount, #1 - subnes pc, lr, #4 @@ return, still have work to do + subsne pc, lr, #4 @@ return, still have work to do mov fiq_rtmp, #0 str fiq_rtmp, [ fiq_rirq, # S3C2410_INTMOD - S3C24XX_VA_IRQ ] diff --git a/arch/arm/probes/kprobes/test-arm.c b/arch/arm/probes/kprobes/test-arm.c index 977369f1aa48..a0dae35ffacd 100644 --- a/arch/arm/probes/kprobes/test-arm.c +++ b/arch/arm/probes/kprobes/test-arm.c @@ -55,25 +55,25 @@ void kprobe_arm_test_cases(void) TEST_GROUP("Data-processing (register), (register-shifted register), (immediate)") #define _DATA_PROCESSING_DNM(op,s,val) \ - TEST_RR( op "eq" s " r0, r",1, VAL1,", r",2, val, "") \ - TEST_RR( op "ne" s " r1, r",1, VAL1,", r",2, val, ", lsl #3") \ - TEST_RR( op "cs" s " r2, r",3, VAL1,", r",2, val, ", lsr #4") \ - TEST_RR( op "cc" s " r3, r",3, VAL1,", r",2, val, ", asr #5") \ - TEST_RR( op "mi" s " r4, r",5, VAL1,", r",2, N(val),", asr #6") \ - TEST_RR( op "pl" s " r5, r",5, VAL1,", r",2, val, ", ror #7") \ - TEST_RR( op "vs" s " r6, r",7, VAL1,", r",2, val, ", rrx") \ - TEST_R( op "vc" s " r6, r",7, VAL1,", pc, lsl #3") \ - TEST_R( op "vc" s " r6, r",7, VAL1,", sp, lsr #4") \ - TEST_R( op "vc" s " r6, pc, r",7, VAL1,", asr #5") \ - TEST_R( op "vc" s " r6, sp, r",7, VAL1,", ror #6") \ - TEST_RRR( op "hi" s " r8, r",9, VAL1,", r",14,val, ", lsl r",0, 3,"")\ - TEST_RRR( op "ls" s " r9, r",9, VAL1,", r",14,val, ", lsr r",7, 4,"")\ - TEST_RRR( op "ge" s " r10, r",11,VAL1,", r",14,val, ", asr r",7, 5,"")\ - TEST_RRR( op "lt" s " r11, r",11,VAL1,", r",14,N(val),", asr r",7, 6,"")\ - TEST_RR( op "gt" s " r12, r13" ", r",14,val, ", ror r",14,7,"")\ - TEST_RR( op "le" s " r14, r",0, val, ", r13" ", lsl r",14,8,"")\ - TEST_R( op "eq" s " r0, r",11,VAL1,", #0xf5") \ - TEST_R( op "ne" s " r11, r",0, VAL1,", #0xf5000000") \ + TEST_RR( op s "eq r0, r",1, VAL1,", r",2, val, "") \ + TEST_RR( op s "ne r1, r",1, VAL1,", r",2, val, ", lsl #3") \ + TEST_RR( op s "cs r2, r",3, VAL1,", r",2, val, ", lsr #4") \ + TEST_RR( op s "cc r3, r",3, VAL1,", r",2, val, ", asr #5") \ + TEST_RR( op s "mi r4, r",5, VAL1,", r",2, N(val),", asr #6") \ + TEST_RR( op s "pl r5, r",5, VAL1,", r",2, val, ", ror #7") \ + TEST_RR( op s "vs r6, r",7, VAL1,", r",2, val, ", rrx") \ + TEST_R( op s "vc r6, r",7, VAL1,", pc, lsl #3") \ + TEST_R( op s "vc r6, r",7, VAL1,", sp, lsr #4") \ + TEST_R( op s "vc r6, pc, r",7, VAL1,", asr #5") \ + TEST_R( op s "vc r6, sp, r",7, VAL1,", ror #6") \ + TEST_RRR( op s "hi r8, r",9, VAL1,", r",14,val, ", lsl r",0, 3,"")\ + TEST_RRR( op s "ls r9, r",9, VAL1,", r",14,val, ", lsr r",7, 4,"")\ + TEST_RRR( op s "ge r10, r",11,VAL1,", r",14,val, ", asr r",7, 5,"")\ + TEST_RRR( op s "lt r11, r",11,VAL1,", r",14,N(val),", asr r",7, 6,"")\ + TEST_RR( op s "gt r12, r13" ", r",14,val, ", ror r",14,7,"")\ + TEST_RR( op s "le r14, r",0, val, ", r13" ", lsl r",14,8,"")\ + TEST_R( op s "eq r0, r",11,VAL1,", #0xf5") \ + TEST_R( op s "ne r11, r",0, VAL1,", #0xf5000000") \ TEST_R( op s " r7, r",8, VAL2,", #0x000af000") \ TEST( op s " r4, pc" ", #0x00005a00") @@ -104,23 +104,23 @@ void kprobe_arm_test_cases(void) TEST_R( op " r",8, VAL2,", #0x000af000") #define _DATA_PROCESSING_DM(op,s,val) \ - TEST_R( op "eq" s " r0, r",1, val, "") \ - TEST_R( op "ne" s " r1, r",1, val, ", lsl #3") \ - TEST_R( op "cs" s " r2, r",3, val, ", lsr #4") \ - TEST_R( op "cc" s " r3, r",3, val, ", asr #5") \ - TEST_R( op "mi" s " r4, r",5, N(val),", asr #6") \ - TEST_R( op "pl" s " r5, r",5, val, ", ror #7") \ - TEST_R( op "vs" s " r6, r",10,val, ", rrx") \ - TEST( op "vs" s " r7, pc, lsl #3") \ - TEST( op "vs" s " r7, sp, lsr #4") \ - TEST_RR( op "vc" s " r8, r",7, val, ", lsl r",0, 3,"") \ - TEST_RR( op "hi" s " r9, r",9, val, ", lsr r",7, 4,"") \ - TEST_RR( op "ls" s " r10, r",9, val, ", asr r",7, 5,"") \ - TEST_RR( op "ge" s " r11, r",11,N(val),", asr r",7, 6,"") \ - TEST_RR( op "lt" s " r12, r",11,val, ", ror r",14,7,"") \ - TEST_R( op "gt" s " r14, r13" ", lsl r",14,8,"") \ - TEST( op "eq" s " r0, #0xf5") \ - TEST( op "ne" s " r11, #0xf5000000") \ + TEST_R( op s "eq r0, r",1, val, "") \ + TEST_R( op s "ne r1, r",1, val, ", lsl #3") \ + TEST_R( op s "cs r2, r",3, val, ", lsr #4") \ + TEST_R( op s "cc r3, r",3, val, ", asr #5") \ + TEST_R( op s "mi r4, r",5, N(val),", asr #6") \ + TEST_R( op s "pl r5, r",5, val, ", ror #7") \ + TEST_R( op s "vs r6, r",10,val, ", rrx") \ + TEST( op s "vs r7, pc, lsl #3") \ + TEST( op s "vs r7, sp, lsr #4") \ + TEST_RR( op s "vc r8, r",7, val, ", lsl r",0, 3,"") \ + TEST_RR( op s "hi r9, r",9, val, ", lsr r",7, 4,"") \ + TEST_RR( op s "ls r10, r",9, val, ", asr r",7, 5,"") \ + TEST_RR( op s "ge r11, r",11,N(val),", asr r",7, 6,"") \ + TEST_RR( op s "lt r12, r",11,val, ", ror r",14,7,"") \ + TEST_R( op s "gt r14, r13" ", lsl r",14,8,"") \ + TEST( op s "eq r0, #0xf5") \ + TEST( op s "ne r11, #0xf5000000") \ TEST( op s " r7, #0x000af000") \ TEST( op s " r4, #0x00005a00") @@ -166,10 +166,10 @@ void kprobe_arm_test_cases(void) /* Data-processing with PC as a target and status registers updated */ TEST_UNSUPPORTED("movs pc, r1") - TEST_UNSUPPORTED("movs pc, r1, lsl r2") + TEST_UNSUPPORTED(__inst_arm(0xe1b0f211) " @movs pc, r1, lsl r2") TEST_UNSUPPORTED("movs pc, #0x10000") TEST_UNSUPPORTED("adds pc, lr, r1") - TEST_UNSUPPORTED("adds pc, lr, r1, lsl r2") + TEST_UNSUPPORTED(__inst_arm(0xe09ef211) " @adds pc, lr, r1, lsl r2") TEST_UNSUPPORTED("adds pc, lr, #4") /* Data-processing with SP as target */ @@ -352,7 +352,7 @@ void kprobe_arm_test_cases(void) TEST_UNSUPPORTED(__inst_arm(0xe000029f) " @ mul r0, pc, r2") TEST_UNSUPPORTED(__inst_arm(0xe0000f91) " @ mul r0, r1, pc") TEST_RR( "muls r0, r",1, VAL1,", r",2, VAL2,"") - TEST_RR( "mullss r7, r",8, VAL2,", r",9, VAL2,"") + TEST_RR( "mulsls r7, r",8, VAL2,", r",9, VAL2,"") TEST_R( "muls lr, r",4, VAL3,", r13") TEST_UNSUPPORTED(__inst_arm(0xe01f0291) " @ muls pc, r1, r2") @@ -361,7 +361,7 @@ void kprobe_arm_test_cases(void) TEST_RR( "mla lr, r",1, VAL2,", r",2, VAL3,", r13") TEST_UNSUPPORTED(__inst_arm(0xe02f3291) " @ mla pc, r1, r2, r3") TEST_RRR( "mlas r0, r",1, VAL1,", r",2, VAL2,", r",3, VAL3,"") - TEST_RRR( "mlahis r7, r",8, VAL3,", r",9, VAL1,", r",10, VAL2,"") + TEST_RRR( "mlashi r7, r",8, VAL3,", r",9, VAL1,", r",10, VAL2,"") TEST_RR( "mlas lr, r",1, VAL2,", r",2, VAL3,", r13") TEST_UNSUPPORTED(__inst_arm(0xe03f3291) " @ mlas pc, r1, r2, r3") @@ -394,7 +394,7 @@ void kprobe_arm_test_cases(void) TEST_UNSUPPORTED(__inst_arm(0xe081f392) " @ umull pc, r1, r2, r3") TEST_UNSUPPORTED(__inst_arm(0xe08f1392) " @ umull r1, pc, r2, r3") TEST_RR( "umulls r0, r1, r",2, VAL1,", r",3, VAL2,"") - TEST_RR( "umulllss r7, r8, r",9, VAL2,", r",10, VAL1,"") + TEST_RR( "umullsls r7, r8, r",9, VAL2,", r",10, VAL1,"") TEST_R( "umulls lr, r12, r",11,VAL3,", r13") TEST_UNSUPPORTED(__inst_arm(0xe091f392) " @ umulls pc, r1, r2, r3") TEST_UNSUPPORTED(__inst_arm(0xe09f1392) " @ umulls r1, pc, r2, r3") @@ -405,7 +405,7 @@ void kprobe_arm_test_cases(void) TEST_UNSUPPORTED(__inst_arm(0xe0af1392) " @ umlal pc, r1, r2, r3") TEST_UNSUPPORTED(__inst_arm(0xe0a1f392) " @ umlal r1, pc, r2, r3") TEST_RRRR( "umlals r",0, VAL1,", r",1, VAL2,", r",2, VAL3,", r",3, VAL4) - TEST_RRRR( "umlalles r",8, VAL4,", r",9, VAL1,", r",10,VAL2,", r",11,VAL3) + TEST_RRRR( "umlalsle r",8, VAL4,", r",9, VAL1,", r",10,VAL2,", r",11,VAL3) TEST_RRR( "umlals r",14,VAL3,", r",7, VAL4,", r",5, VAL1,", r13") TEST_UNSUPPORTED(__inst_arm(0xe0bf1392) " @ umlals pc, r1, r2, r3") TEST_UNSUPPORTED(__inst_arm(0xe0b1f392) " @ umlals r1, pc, r2, r3") @@ -416,7 +416,7 @@ void kprobe_arm_test_cases(void) TEST_UNSUPPORTED(__inst_arm(0xe0c1f392) " @ smull pc, r1, r2, r3") TEST_UNSUPPORTED(__inst_arm(0xe0cf1392) " @ smull r1, pc, r2, r3") TEST_RR( "smulls r0, r1, r",2, VAL1,", r",3, VAL2,"") - TEST_RR( "smulllss r7, r8, r",9, VAL2,", r",10, VAL1,"") + TEST_RR( "smullsls r7, r8, r",9, VAL2,", r",10, VAL1,"") TEST_R( "smulls lr, r12, r",11,VAL3,", r13") TEST_UNSUPPORTED(__inst_arm(0xe0d1f392) " @ smulls pc, r1, r2, r3") TEST_UNSUPPORTED(__inst_arm(0xe0df1392) " @ smulls r1, pc, r2, r3") @@ -427,7 +427,7 @@ void kprobe_arm_test_cases(void) TEST_UNSUPPORTED(__inst_arm(0xe0ef1392) " @ smlal pc, r1, r2, r3") TEST_UNSUPPORTED(__inst_arm(0xe0e1f392) " @ smlal r1, pc, r2, r3") TEST_RRRR( "smlals r",0, VAL1,", r",1, VAL2,", r",2, VAL3,", r",3, VAL4) - TEST_RRRR( "smlalles r",8, VAL4,", r",9, VAL1,", r",10,VAL2,", r",11,VAL3) + TEST_RRRR( "smlalsle r",8, VAL4,", r",9, VAL1,", r",10,VAL2,", r",11,VAL3) TEST_RRR( "smlals r",14,VAL3,", r",7, VAL4,", r",5, VAL1,", r13") TEST_UNSUPPORTED(__inst_arm(0xe0ff1392) " @ smlals pc, r1, r2, r3") TEST_UNSUPPORTED(__inst_arm(0xe0f0f392) " @ smlals r0, pc, r2, r3") @@ -450,7 +450,7 @@ void kprobe_arm_test_cases(void) TEST_UNSUPPORTED(__inst_arm(0xe10f0091) " @ swp r0, r1, [pc]") #if __LINUX_ARM_ARCH__ < 6 TEST_RP("swpb lr, r",7,VAL2,", [r",8,0,"]") - TEST_R( "swpvsb r0, r",1,VAL1,", [sp]") + TEST_R( "swpbvs r0, r",1,VAL1,", [sp]") #else TEST_UNSUPPORTED(__inst_arm(0xe148e097) " @ swpb lr, r7, [r8]") TEST_UNSUPPORTED(__inst_arm(0x614d0091) " @ swpvsb r0, r1, [sp]") @@ -477,11 +477,11 @@ void kprobe_arm_test_cases(void) TEST_GROUP("Extra load/store instructions") TEST_RPR( "strh r",0, VAL1,", [r",1, 48,", -r",2, 24,"]") - TEST_RPR( "streqh r",14,VAL2,", [r",11,0, ", r",12, 48,"]") - TEST_UNSUPPORTED( "streqh r14, [r13, r12]") - TEST_UNSUPPORTED( "streqh r14, [r12, r13]") + TEST_RPR( "strheq r",14,VAL2,", [r",11,0, ", r",12, 48,"]") + TEST_UNSUPPORTED( "strheq r14, [r13, r12]") + TEST_UNSUPPORTED( "strheq r14, [r12, r13]") TEST_RPR( "strh r",1, VAL1,", [r",2, 24,", r",3, 48,"]!") - TEST_RPR( "strneh r",12,VAL2,", [r",11,48,", -r",10,24,"]!") + TEST_RPR( "strhne r",12,VAL2,", [r",11,48,", -r",10,24,"]!") TEST_RPR( "strh r",2, VAL1,", [r",3, 24,"], r",4, 48,"") TEST_RPR( "strh r",10,VAL2,", [r",9, 48,"], -r",11,24,"") TEST_UNSUPPORTED(__inst_arm(0xe1afc0ba) " @ strh r12, [pc, r10]!") @@ -489,9 +489,9 @@ void kprobe_arm_test_cases(void) TEST_UNSUPPORTED(__inst_arm(0xe089a0bf) " @ strh r10, [r9], pc") TEST_PR( "ldrh r0, [r",0, 48,", -r",2, 24,"]") - TEST_PR( "ldrcsh r14, [r",13,0, ", r",12, 48,"]") + TEST_PR( "ldrhcs r14, [r",13,0, ", r",12, 48,"]") TEST_PR( "ldrh r1, [r",2, 24,", r",3, 48,"]!") - TEST_PR( "ldrcch r12, [r",11,48,", -r",10,24,"]!") + TEST_PR( "ldrhcc r12, [r",11,48,", -r",10,24,"]!") TEST_PR( "ldrh r2, [r",3, 24,"], r",4, 48,"") TEST_PR( "ldrh r10, [r",9, 48,"], -r",11,24,"") TEST_UNSUPPORTED(__inst_arm(0xe1bfc0ba) " @ ldrh r12, [pc, r10]!") @@ -499,9 +499,9 @@ void kprobe_arm_test_cases(void) TEST_UNSUPPORTED(__inst_arm(0xe099a0bf) " @ ldrh r10, [r9], pc") TEST_RP( "strh r",0, VAL1,", [r",1, 24,", #-2]") - TEST_RP( "strmih r",14,VAL2,", [r",13,0, ", #2]") + TEST_RP( "strhmi r",14,VAL2,", [r",13,0, ", #2]") TEST_RP( "strh r",1, VAL1,", [r",2, 24,", #4]!") - TEST_RP( "strplh r",12,VAL2,", [r",11,24,", #-4]!") + TEST_RP( "strhpl r",12,VAL2,", [r",11,24,", #-4]!") TEST_RP( "strh r",2, VAL1,", [r",3, 24,"], #48") TEST_RP( "strh r",10,VAL2,", [r",9, 64,"], #-48") TEST_RP( "strh r",3, VAL1,", [r",13,TEST_MEMORY_SIZE,", #-"__stringify(MAX_STACK_SIZE)"]!") @@ -511,9 +511,9 @@ void kprobe_arm_test_cases(void) TEST_UNSUPPORTED(__inst_arm(0xe0c9f3b0) " @ strh pc, [r9], #48") TEST_P( "ldrh r0, [r",0, 24,", #-2]") - TEST_P( "ldrvsh r14, [r",13,0, ", #2]") + TEST_P( "ldrhvs r14, [r",13,0, ", #2]") TEST_P( "ldrh r1, [r",2, 24,", #4]!") - TEST_P( "ldrvch r12, [r",11,24,", #-4]!") + TEST_P( "ldrhvc r12, [r",11,24,", #-4]!") TEST_P( "ldrh r2, [r",3, 24,"], #48") TEST_P( "ldrh r10, [r",9, 64,"], #-48") TEST( "ldrh r0, [pc, #0]") @@ -521,18 +521,18 @@ void kprobe_arm_test_cases(void) TEST_UNSUPPORTED(__inst_arm(0xe0d9f3b0) " @ ldrh pc, [r9], #48") TEST_PR( "ldrsb r0, [r",0, 48,", -r",2, 24,"]") - TEST_PR( "ldrhisb r14, [r",13,0,", r",12, 48,"]") + TEST_PR( "ldrsbhi r14, [r",13,0,", r",12, 48,"]") TEST_PR( "ldrsb r1, [r",2, 24,", r",3, 48,"]!") - TEST_PR( "ldrlssb r12, [r",11,48,", -r",10,24,"]!") + TEST_PR( "ldrsbls r12, [r",11,48,", -r",10,24,"]!") TEST_PR( "ldrsb r2, [r",3, 24,"], r",4, 48,"") TEST_PR( "ldrsb r10, [r",9, 48,"], -r",11,24,"") TEST_UNSUPPORTED(__inst_arm(0xe1bfc0da) " @ ldrsb r12, [pc, r10]!") TEST_UNSUPPORTED(__inst_arm(0xe099f0db) " @ ldrsb pc, [r9], r11") TEST_P( "ldrsb r0, [r",0, 24,", #-1]") - TEST_P( "ldrgesb r14, [r",13,0, ", #1]") + TEST_P( "ldrsbge r14, [r",13,0, ", #1]") TEST_P( "ldrsb r1, [r",2, 24,", #4]!") - TEST_P( "ldrltsb r12, [r",11,24,", #-4]!") + TEST_P( "ldrsblt r12, [r",11,24,", #-4]!") TEST_P( "ldrsb r2, [r",3, 24,"], #48") TEST_P( "ldrsb r10, [r",9, 64,"], #-48") TEST( "ldrsb r0, [pc, #0]") @@ -540,18 +540,18 @@ void kprobe_arm_test_cases(void) TEST_UNSUPPORTED(__inst_arm(0xe0d9f3d0) " @ ldrsb pc, [r9], #48") TEST_PR( "ldrsh r0, [r",0, 48,", -r",2, 24,"]") - TEST_PR( "ldrgtsh r14, [r",13,0, ", r",12, 48,"]") + TEST_PR( "ldrshgt r14, [r",13,0, ", r",12, 48,"]") TEST_PR( "ldrsh r1, [r",2, 24,", r",3, 48,"]!") - TEST_PR( "ldrlesh r12, [r",11,48,", -r",10,24,"]!") + TEST_PR( "ldrshle r12, [r",11,48,", -r",10,24,"]!") TEST_PR( "ldrsh r2, [r",3, 24,"], r",4, 48,"") TEST_PR( "ldrsh r10, [r",9, 48,"], -r",11,24,"") TEST_UNSUPPORTED(__inst_arm(0xe1bfc0fa) " @ ldrsh r12, [pc, r10]!") TEST_UNSUPPORTED(__inst_arm(0xe099f0fb) " @ ldrsh pc, [r9], r11") TEST_P( "ldrsh r0, [r",0, 24,", #-1]") - TEST_P( "ldreqsh r14, [r",13,0 ,", #1]") + TEST_P( "ldrsheq r14, [r",13,0 ,", #1]") TEST_P( "ldrsh r1, [r",2, 24,", #4]!") - TEST_P( "ldrnesh r12, [r",11,24,", #-4]!") + TEST_P( "ldrshne r12, [r",11,24,", #-4]!") TEST_P( "ldrsh r2, [r",3, 24,"], #48") TEST_P( "ldrsh r10, [r",9, 64,"], #-48") TEST( "ldrsh r0, [pc, #0]") @@ -571,30 +571,30 @@ void kprobe_arm_test_cases(void) #if __LINUX_ARM_ARCH__ >= 5 TEST_RPR( "strd r",0, VAL1,", [r",1, 48,", -r",2,24,"]") - TEST_RPR( "strccd r",8, VAL2,", [r",11,0, ", r",12,48,"]") - TEST_UNSUPPORTED( "strccd r8, [r13, r12]") - TEST_UNSUPPORTED( "strccd r8, [r12, r13]") + TEST_RPR( "strdcc r",8, VAL2,", [r",11,0, ", r",12,48,"]") + TEST_UNSUPPORTED( "strdcc r8, [r13, r12]") + TEST_UNSUPPORTED( "strdcc r8, [r12, r13]") TEST_RPR( "strd r",4, VAL1,", [r",2, 24,", r",3, 48,"]!") - TEST_RPR( "strcsd r",12,VAL2,", [r",11,48,", -r",10,24,"]!") - TEST_RPR( "strd r",2, VAL1,", [r",5, 24,"], r",4,48,"") - TEST_RPR( "strd r",10,VAL2,", [r",9, 48,"], -r",7,24,"") + TEST_RPR( "strdcs r",12,VAL2,", r13, [r",11,48,", -r",10,24,"]!") + TEST_RPR( "strd r",2, VAL1,", r3, [r",5, 24,"], r",4,48,"") + TEST_RPR( "strd r",10,VAL2,", r11, [r",9, 48,"], -r",7,24,"") TEST_UNSUPPORTED(__inst_arm(0xe1afc0fa) " @ strd r12, [pc, r10]!") TEST_PR( "ldrd r0, [r",0, 48,", -r",2,24,"]") - TEST_PR( "ldrmid r8, [r",13,0, ", r",12,48,"]") + TEST_PR( "ldrdmi r8, [r",13,0, ", r",12,48,"]") TEST_PR( "ldrd r4, [r",2, 24,", r",3, 48,"]!") - TEST_PR( "ldrpld r6, [r",11,48,", -r",10,24,"]!") - TEST_PR( "ldrd r2, [r",5, 24,"], r",4,48,"") - TEST_PR( "ldrd r10, [r",9,48,"], -r",7,24,"") + TEST_PR( "ldrdpl r6, [r",11,48,", -r",10,24,"]!") + TEST_PR( "ldrd r2, r3, [r",5, 24,"], r",4,48,"") + TEST_PR( "ldrd r10, r11, [r",9,48,"], -r",7,24,"") TEST_UNSUPPORTED(__inst_arm(0xe1afc0da) " @ ldrd r12, [pc, r10]!") TEST_UNSUPPORTED(__inst_arm(0xe089f0db) " @ ldrd pc, [r9], r11") TEST_UNSUPPORTED(__inst_arm(0xe089e0db) " @ ldrd lr, [r9], r11") TEST_UNSUPPORTED(__inst_arm(0xe089c0df) " @ ldrd r12, [r9], pc") TEST_RP( "strd r",0, VAL1,", [r",1, 24,", #-8]") - TEST_RP( "strvsd r",8, VAL2,", [r",13,0, ", #8]") + TEST_RP( "strdvs r",8, VAL2,", [r",13,0, ", #8]") TEST_RP( "strd r",4, VAL1,", [r",2, 24,", #16]!") - TEST_RP( "strvcd r",12,VAL2,", [r",11,24,", #-16]!") + TEST_RP( "strdvc r",12,VAL2,", r13, [r",11,24,", #-16]!") TEST_RP( "strd r",2, VAL1,", [r",4, 24,"], #48") TEST_RP( "strd r",10,VAL2,", [r",9, 64,"], #-48") TEST_RP( "strd r",6, VAL1,", [r",13,TEST_MEMORY_SIZE,", #-"__stringify(MAX_STACK_SIZE)"]!") @@ -603,9 +603,9 @@ void kprobe_arm_test_cases(void) TEST_UNSUPPORTED(__inst_arm(0xe1efc3f0) " @ strd r12, [pc, #48]!") TEST_P( "ldrd r0, [r",0, 24,", #-8]") - TEST_P( "ldrhid r8, [r",13,0, ", #8]") + TEST_P( "ldrdhi r8, [r",13,0, ", #8]") TEST_P( "ldrd r4, [r",2, 24,", #16]!") - TEST_P( "ldrlsd r6, [r",11,24,", #-16]!") + TEST_P( "ldrdls r6, [r",11,24,", #-16]!") TEST_P( "ldrd r2, [r",5, 24,"], #48") TEST_P( "ldrd r10, [r",9,6,"], #-48") TEST_UNSUPPORTED(__inst_arm(0xe1efc3d0) " @ ldrd r12, [pc, #48]!") @@ -1084,63 +1084,63 @@ void kprobe_arm_test_cases(void) TEST_GROUP("Branch, branch with link, and block data transfer") TEST_P( "stmda r",0, 16*4,", {r0}") - TEST_P( "stmeqda r",4, 16*4,", {r0-r15}") - TEST_P( "stmneda r",8, 16*4,"!, {r8-r15}") + TEST_P( "stmdaeq r",4, 16*4,", {r0-r15}") + TEST_P( "stmdane r",8, 16*4,"!, {r8-r15}") TEST_P( "stmda r",12,16*4,"!, {r1,r3,r5,r7,r8-r11,r14}") TEST_P( "stmda r",13,0, "!, {pc}") TEST_P( "ldmda r",0, 16*4,", {r0}") - TEST_BF_P("ldmcsda r",4, 15*4,", {r0-r15}") - TEST_BF_P("ldmccda r",7, 15*4,"!, {r8-r15}") + TEST_BF_P("ldmdacs r",4, 15*4,", {r0-r15}") + TEST_BF_P("ldmdacc r",7, 15*4,"!, {r8-r15}") TEST_P( "ldmda r",12,16*4,"!, {r1,r3,r5,r7,r8-r11,r14}") TEST_BF_P("ldmda r",14,15*4,"!, {pc}") TEST_P( "stmia r",0, 16*4,", {r0}") - TEST_P( "stmmiia r",4, 16*4,", {r0-r15}") - TEST_P( "stmplia r",8, 16*4,"!, {r8-r15}") + TEST_P( "stmiami r",4, 16*4,", {r0-r15}") + TEST_P( "stmiapl r",8, 16*4,"!, {r8-r15}") TEST_P( "stmia r",12,16*4,"!, {r1,r3,r5,r7,r8-r11,r14}") TEST_P( "stmia r",14,0, "!, {pc}") TEST_P( "ldmia r",0, 16*4,", {r0}") - TEST_BF_P("ldmvsia r",4, 0, ", {r0-r15}") - TEST_BF_P("ldmvcia r",7, 8*4, "!, {r8-r15}") + TEST_BF_P("ldmiavs r",4, 0, ", {r0-r15}") + TEST_BF_P("ldmiavc r",7, 8*4, "!, {r8-r15}") TEST_P( "ldmia r",12,16*4,"!, {r1,r3,r5,r7,r8-r11,r14}") TEST_BF_P("ldmia r",14,15*4,"!, {pc}") TEST_P( "stmdb r",0, 16*4,", {r0}") - TEST_P( "stmhidb r",4, 16*4,", {r0-r15}") - TEST_P( "stmlsdb r",8, 16*4,"!, {r8-r15}") + TEST_P( "stmdbhi r",4, 16*4,", {r0-r15}") + TEST_P( "stmdbls r",8, 16*4,"!, {r8-r15}") TEST_P( "stmdb r",12,16*4,"!, {r1,r3,r5,r7,r8-r11,r14}") TEST_P( "stmdb r",13,4, "!, {pc}") TEST_P( "ldmdb r",0, 16*4,", {r0}") - TEST_BF_P("ldmgedb r",4, 16*4,", {r0-r15}") - TEST_BF_P("ldmltdb r",7, 16*4,"!, {r8-r15}") + TEST_BF_P("ldmdbge r",4, 16*4,", {r0-r15}") + TEST_BF_P("ldmdblt r",7, 16*4,"!, {r8-r15}") TEST_P( "ldmdb r",12,16*4,"!, {r1,r3,r5,r7,r8-r11,r14}") TEST_BF_P("ldmdb r",14,16*4,"!, {pc}") TEST_P( "stmib r",0, 16*4,", {r0}") - TEST_P( "stmgtib r",4, 16*4,", {r0-r15}") - TEST_P( "stmleib r",8, 16*4,"!, {r8-r15}") + TEST_P( "stmibgt r",4, 16*4,", {r0-r15}") + TEST_P( "stmible r",8, 16*4,"!, {r8-r15}") TEST_P( "stmib r",12,16*4,"!, {r1,r3,r5,r7,r8-r11,r14}") TEST_P( "stmib r",13,-4, "!, {pc}") TEST_P( "ldmib r",0, 16*4,", {r0}") - TEST_BF_P("ldmeqib r",4, -4,", {r0-r15}") - TEST_BF_P("ldmneib r",7, 7*4,"!, {r8-r15}") + TEST_BF_P("ldmibeq r",4, -4,", {r0-r15}") + TEST_BF_P("ldmibne r",7, 7*4,"!, {r8-r15}") TEST_P( "ldmib r",12,16*4,"!, {r1,r3,r5,r7,r8-r11,r14}") TEST_BF_P("ldmib r",14,14*4,"!, {pc}") TEST_P( "stmdb r",13,16*4,"!, {r3-r12,lr}") - TEST_P( "stmeqdb r",13,16*4,"!, {r3-r12}") - TEST_P( "stmnedb r",2, 16*4,", {r3-r12,lr}") + TEST_P( "stmdbeq r",13,16*4,"!, {r3-r12}") + TEST_P( "stmdbne r",2, 16*4,", {r3-r12,lr}") TEST_P( "stmdb r",13,16*4,"!, {r2-r12,lr}") TEST_P( "stmdb r",0, 16*4,", {r0-r12}") TEST_P( "stmdb r",0, 16*4,", {r0-r12,lr}") TEST_BF_P("ldmia r",13,5*4, "!, {r3-r12,pc}") - TEST_P( "ldmccia r",13,5*4, "!, {r3-r12}") - TEST_BF_P("ldmcsia r",2, 5*4, "!, {r3-r12,pc}") + TEST_P( "ldmiacc r",13,5*4, "!, {r3-r12}") + TEST_BF_P("ldmiacs r",2, 5*4, "!, {r3-r12,pc}") TEST_BF_P("ldmia r",13,4*4, "!, {r2-r12,pc}") TEST_P( "ldmia r",0, 16*4,", {r0-r12}") TEST_P( "ldmia r",0, 16*4,", {r0-r12,lr}") @@ -1174,80 +1174,80 @@ void kprobe_arm_test_cases(void) #define TEST_COPROCESSOR(code) TEST_UNSUPPORTED(code) #define COPROCESSOR_INSTRUCTIONS_ST_LD(two,cc) \ - TEST_COPROCESSOR("stc"two" 0, cr0, [r13, #4]") \ - TEST_COPROCESSOR("stc"two" 0, cr0, [r13, #-4]") \ - TEST_COPROCESSOR("stc"two" 0, cr0, [r13, #4]!") \ - TEST_COPROCESSOR("stc"two" 0, cr0, [r13, #-4]!") \ - TEST_COPROCESSOR("stc"two" 0, cr0, [r13], #4") \ - TEST_COPROCESSOR("stc"two" 0, cr0, [r13], #-4") \ - TEST_COPROCESSOR("stc"two" 0, cr0, [r13], {1}") \ - TEST_COPROCESSOR("stc"two"l 0, cr0, [r13, #4]") \ - TEST_COPROCESSOR("stc"two"l 0, cr0, [r13, #-4]") \ - TEST_COPROCESSOR("stc"two"l 0, cr0, [r13, #4]!") \ - TEST_COPROCESSOR("stc"two"l 0, cr0, [r13, #-4]!") \ - TEST_COPROCESSOR("stc"two"l 0, cr0, [r13], #4") \ - TEST_COPROCESSOR("stc"two"l 0, cr0, [r13], #-4") \ - TEST_COPROCESSOR("stc"two"l 0, cr0, [r13], {1}") \ - TEST_COPROCESSOR("ldc"two" 0, cr0, [r13, #4]") \ - TEST_COPROCESSOR("ldc"two" 0, cr0, [r13, #-4]") \ - TEST_COPROCESSOR("ldc"two" 0, cr0, [r13, #4]!") \ - TEST_COPROCESSOR("ldc"two" 0, cr0, [r13, #-4]!") \ - TEST_COPROCESSOR("ldc"two" 0, cr0, [r13], #4") \ - TEST_COPROCESSOR("ldc"two" 0, cr0, [r13], #-4") \ - TEST_COPROCESSOR("ldc"two" 0, cr0, [r13], {1}") \ - TEST_COPROCESSOR("ldc"two"l 0, cr0, [r13, #4]") \ - TEST_COPROCESSOR("ldc"two"l 0, cr0, [r13, #-4]") \ - TEST_COPROCESSOR("ldc"two"l 0, cr0, [r13, #4]!") \ - TEST_COPROCESSOR("ldc"two"l 0, cr0, [r13, #-4]!") \ - TEST_COPROCESSOR("ldc"two"l 0, cr0, [r13], #4") \ - TEST_COPROCESSOR("ldc"two"l 0, cr0, [r13], #-4") \ - TEST_COPROCESSOR("ldc"two"l 0, cr0, [r13], {1}") \ + TEST_COPROCESSOR("stc"two" p0, cr0, [r13, #4]") \ + TEST_COPROCESSOR("stc"two" p0, cr0, [r13, #-4]") \ + TEST_COPROCESSOR("stc"two" p0, cr0, [r13, #4]!") \ + TEST_COPROCESSOR("stc"two" p0, cr0, [r13, #-4]!") \ + TEST_COPROCESSOR("stc"two" p0, cr0, [r13], #4") \ + TEST_COPROCESSOR("stc"two" p0, cr0, [r13], #-4") \ + TEST_COPROCESSOR("stc"two" p0, cr0, [r13], {1}") \ + TEST_COPROCESSOR("stc"two"l p0, cr0, [r13, #4]") \ + TEST_COPROCESSOR("stc"two"l p0, cr0, [r13, #-4]") \ + TEST_COPROCESSOR("stc"two"l p0, cr0, [r13, #4]!") \ + TEST_COPROCESSOR("stc"two"l p0, cr0, [r13, #-4]!") \ + TEST_COPROCESSOR("stc"two"l p0, cr0, [r13], #4") \ + TEST_COPROCESSOR("stc"two"l p0, cr0, [r13], #-4") \ + TEST_COPROCESSOR("stc"two"l p0, cr0, [r13], {1}") \ + TEST_COPROCESSOR("ldc"two" p0, cr0, [r13, #4]") \ + TEST_COPROCESSOR("ldc"two" p0, cr0, [r13, #-4]") \ + TEST_COPROCESSOR("ldc"two" p0, cr0, [r13, #4]!") \ + TEST_COPROCESSOR("ldc"two" p0, cr0, [r13, #-4]!") \ + TEST_COPROCESSOR("ldc"two" p0, cr0, [r13], #4") \ + TEST_COPROCESSOR("ldc"two" p0, cr0, [r13], #-4") \ + TEST_COPROCESSOR("ldc"two" p0, cr0, [r13], {1}") \ + TEST_COPROCESSOR("ldc"two"l p0, cr0, [r13, #4]") \ + TEST_COPROCESSOR("ldc"two"l p0, cr0, [r13, #-4]") \ + TEST_COPROCESSOR("ldc"two"l p0, cr0, [r13, #4]!") \ + TEST_COPROCESSOR("ldc"two"l p0, cr0, [r13, #-4]!") \ + TEST_COPROCESSOR("ldc"two"l p0, cr0, [r13], #4") \ + TEST_COPROCESSOR("ldc"two"l p0, cr0, [r13], #-4") \ + TEST_COPROCESSOR("ldc"two"l p0, cr0, [r13], {1}") \ \ - TEST_COPROCESSOR( "stc"two" 0, cr0, [r15, #4]") \ - TEST_COPROCESSOR( "stc"two" 0, cr0, [r15, #-4]") \ + TEST_COPROCESSOR( "stc"two" p0, cr0, [r15, #4]") \ + TEST_COPROCESSOR( "stc"two" p0, cr0, [r15, #-4]") \ TEST_UNSUPPORTED(__inst_arm(0x##cc##daf0001) " @ stc"two" 0, cr0, [r15, #4]!") \ TEST_UNSUPPORTED(__inst_arm(0x##cc##d2f0001) " @ stc"two" 0, cr0, [r15, #-4]!") \ TEST_UNSUPPORTED(__inst_arm(0x##cc##caf0001) " @ stc"two" 0, cr0, [r15], #4") \ TEST_UNSUPPORTED(__inst_arm(0x##cc##c2f0001) " @ stc"two" 0, cr0, [r15], #-4") \ - TEST_COPROCESSOR( "stc"two" 0, cr0, [r15], {1}") \ - TEST_COPROCESSOR( "stc"two"l 0, cr0, [r15, #4]") \ - TEST_COPROCESSOR( "stc"two"l 0, cr0, [r15, #-4]") \ + TEST_COPROCESSOR( "stc"two" p0, cr0, [r15], {1}") \ + TEST_COPROCESSOR( "stc"two"l p0, cr0, [r15, #4]") \ + TEST_COPROCESSOR( "stc"two"l p0, cr0, [r15, #-4]") \ TEST_UNSUPPORTED(__inst_arm(0x##cc##def0001) " @ stc"two"l 0, cr0, [r15, #4]!") \ TEST_UNSUPPORTED(__inst_arm(0x##cc##d6f0001) " @ stc"two"l 0, cr0, [r15, #-4]!") \ TEST_UNSUPPORTED(__inst_arm(0x##cc##cef0001) " @ stc"two"l 0, cr0, [r15], #4") \ TEST_UNSUPPORTED(__inst_arm(0x##cc##c6f0001) " @ stc"two"l 0, cr0, [r15], #-4") \ - TEST_COPROCESSOR( "stc"two"l 0, cr0, [r15], {1}") \ - TEST_COPROCESSOR( "ldc"two" 0, cr0, [r15, #4]") \ - TEST_COPROCESSOR( "ldc"two" 0, cr0, [r15, #-4]") \ + TEST_COPROCESSOR( "stc"two"l p0, cr0, [r15], {1}") \ + TEST_COPROCESSOR( "ldc"two" p0, cr0, [r15, #4]") \ + TEST_COPROCESSOR( "ldc"two" p0, cr0, [r15, #-4]") \ TEST_UNSUPPORTED(__inst_arm(0x##cc##dbf0001) " @ ldc"two" 0, cr0, [r15, #4]!") \ TEST_UNSUPPORTED(__inst_arm(0x##cc##d3f0001) " @ ldc"two" 0, cr0, [r15, #-4]!") \ TEST_UNSUPPORTED(__inst_arm(0x##cc##cbf0001) " @ ldc"two" 0, cr0, [r15], #4") \ TEST_UNSUPPORTED(__inst_arm(0x##cc##c3f0001) " @ ldc"two" 0, cr0, [r15], #-4") \ - TEST_COPROCESSOR( "ldc"two" 0, cr0, [r15], {1}") \ - TEST_COPROCESSOR( "ldc"two"l 0, cr0, [r15, #4]") \ - TEST_COPROCESSOR( "ldc"two"l 0, cr0, [r15, #-4]") \ + TEST_COPROCESSOR( "ldc"two" p0, cr0, [r15], {1}") \ + TEST_COPROCESSOR( "ldc"two"l p0, cr0, [r15, #4]") \ + TEST_COPROCESSOR( "ldc"two"l p0, cr0, [r15, #-4]") \ TEST_UNSUPPORTED(__inst_arm(0x##cc##dff0001) " @ ldc"two"l 0, cr0, [r15, #4]!") \ TEST_UNSUPPORTED(__inst_arm(0x##cc##d7f0001) " @ ldc"two"l 0, cr0, [r15, #-4]!") \ TEST_UNSUPPORTED(__inst_arm(0x##cc##cff0001) " @ ldc"two"l 0, cr0, [r15], #4") \ TEST_UNSUPPORTED(__inst_arm(0x##cc##c7f0001) " @ ldc"two"l 0, cr0, [r15], #-4") \ - TEST_COPROCESSOR( "ldc"two"l 0, cr0, [r15], {1}") + TEST_COPROCESSOR( "ldc"two"l p0, cr0, [r15], {1}") #define COPROCESSOR_INSTRUCTIONS_MC_MR(two,cc) \ \ - TEST_COPROCESSOR( "mcrr"two" 0, 15, r0, r14, cr0") \ - TEST_COPROCESSOR( "mcrr"two" 15, 0, r14, r0, cr15") \ + TEST_COPROCESSOR( "mcrr"two" p0, 15, r0, r14, cr0") \ + TEST_COPROCESSOR( "mcrr"two" p15, 0, r14, r0, cr15") \ TEST_UNSUPPORTED(__inst_arm(0x##cc##c4f00f0) " @ mcrr"two" 0, 15, r0, r15, cr0") \ TEST_UNSUPPORTED(__inst_arm(0x##cc##c40ff0f) " @ mcrr"two" 15, 0, r15, r0, cr15") \ - TEST_COPROCESSOR( "mrrc"two" 0, 15, r0, r14, cr0") \ - TEST_COPROCESSOR( "mrrc"two" 15, 0, r14, r0, cr15") \ + TEST_COPROCESSOR( "mrrc"two" p0, 15, r0, r14, cr0") \ + TEST_COPROCESSOR( "mrrc"two" p15, 0, r14, r0, cr15") \ TEST_UNSUPPORTED(__inst_arm(0x##cc##c5f00f0) " @ mrrc"two" 0, 15, r0, r15, cr0") \ TEST_UNSUPPORTED(__inst_arm(0x##cc##c50ff0f) " @ mrrc"two" 15, 0, r15, r0, cr15") \ - TEST_COPROCESSOR( "cdp"two" 15, 15, cr15, cr15, cr15, 7") \ - TEST_COPROCESSOR( "cdp"two" 0, 0, cr0, cr0, cr0, 0") \ - TEST_COPROCESSOR( "mcr"two" 15, 7, r15, cr15, cr15, 7") \ - TEST_COPROCESSOR( "mcr"two" 0, 0, r0, cr0, cr0, 0") \ - TEST_COPROCESSOR( "mrc"two" 15, 7, r15, cr15, cr15, 7") \ - TEST_COPROCESSOR( "mrc"two" 0, 0, r0, cr0, cr0, 0") + TEST_COPROCESSOR( "cdp"two" p15, 15, cr15, cr15, cr15, 7") \ + TEST_COPROCESSOR( "cdp"two" p0, 0, cr0, cr0, cr0, 0") \ + TEST_COPROCESSOR( "mcr"two" p15, 7, r15, cr15, cr15, 7") \ + TEST_COPROCESSOR( "mcr"two" p0, 0, r0, cr0, cr0, 0") \ + TEST_COPROCESSOR( "mrc"two" p15, 7, r14, cr15, cr15, 7") \ + TEST_COPROCESSOR( "mrc"two" p0, 0, r0, cr0, cr0, 0") COPROCESSOR_INSTRUCTIONS_ST_LD("",e) #if __LINUX_ARM_ARCH__ >= 5 diff --git a/arch/arm/probes/kprobes/test-core.h b/arch/arm/probes/kprobes/test-core.h index 19a5b2add41e..f1d5583e7bbb 100644 --- a/arch/arm/probes/kprobes/test-core.h +++ b/arch/arm/probes/kprobes/test-core.h @@ -108,6 +108,7 @@ struct test_arg_end { #define TESTCASE_START(title) \ __asm__ __volatile__ ( \ + ".syntax unified \n\t" \ "bl __kprobes_test_case_start \n\t" \ ".pushsection .rodata \n\t" \ "10: \n\t" \ diff --git a/arch/arm/xen/p2m.c b/arch/arm/xen/p2m.c index fd6e3aafe272..acb464547a54 100644 --- a/arch/arm/xen/p2m.c +++ b/arch/arm/xen/p2m.c @@ -93,12 +93,39 @@ int set_foreign_p2m_mapping(struct gnttab_map_grant_ref *map_ops, int i; for (i = 0; i < count; i++) { + struct gnttab_unmap_grant_ref unmap; + int rc; + if (map_ops[i].status) continue; - if (unlikely(!set_phys_to_machine(map_ops[i].host_addr >> XEN_PAGE_SHIFT, - map_ops[i].dev_bus_addr >> XEN_PAGE_SHIFT))) { - return -ENOMEM; - } + if (likely(set_phys_to_machine(map_ops[i].host_addr >> XEN_PAGE_SHIFT, + map_ops[i].dev_bus_addr >> XEN_PAGE_SHIFT))) + continue; + + /* + * Signal an error for this slot. This in turn requires + * immediate unmapping. + */ + map_ops[i].status = GNTST_general_error; + unmap.host_addr = map_ops[i].host_addr, + unmap.handle = map_ops[i].handle; + map_ops[i].handle = ~0; + if (map_ops[i].flags & GNTMAP_device_map) + unmap.dev_bus_addr = map_ops[i].dev_bus_addr; + else + unmap.dev_bus_addr = 0; + + /* + * Pre-populate the status field, to be recognizable in + * the log message below. + */ + unmap.status = 1; + + rc = HYPERVISOR_grant_table_op(GNTTABOP_unmap_grant_ref, + &unmap, 1); + if (rc || unmap.status != GNTST_okay) + pr_err_once("gnttab unmap failed: rc=%d st=%d\n", + rc, unmap.status); } return 0; diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig index 62973cba7201..a0d89af0fb3d 100644 --- a/arch/arm64/Kconfig +++ b/arch/arm64/Kconfig @@ -528,7 +528,7 @@ config ARM64_ERRATUM_1024718 help This option adds a workaround for ARM Cortex-A55 Erratum 1024718. - Affected Cortex-A55 cores (r0p0, r0p1, r1p0) could cause incorrect + Affected Cortex-A55 cores (all revisions) could cause incorrect update of the hardware dirty bit when the DBM/AP bits are updated without a break-before-make. The workaround is to disable the usage of hardware DBM locally on the affected cores. CPUs not affected by @@ -958,8 +958,9 @@ choice that is selected here. config CPU_BIG_ENDIAN - bool "Build big-endian kernel" - help + bool "Build big-endian kernel" + depends on !LD_IS_LLD || LLD_VERSION >= 130000 + help Say Y if you plan on running a kernel with a big-endian userspace. config CPU_LITTLE_ENDIAN @@ -1711,7 +1712,6 @@ endmenu config ARM64_SVE bool "ARM Scalable Vector Extension support" default y - depends on !KVM || ARM64_VHE help The Scalable Vector Extension (SVE) is an extension to the AArch64 execution state which complements and extends the SIMD functionality @@ -1740,12 +1740,6 @@ config ARM64_SVE booting the kernel. If unsure and you are not observing these symptoms, you should assume that it is safe to say Y. - CPUs that support SVE are architecturally required to support the - Virtualization Host Extensions (VHE), so the kernel makes no - provision for supporting SVE alongside KVM without VHE enabled. - Thus, you will need to enable CONFIG_ARM64_VHE if you want to support - KVM in the same kernel image. - config ARM64_MODULE_PLTS bool "Use PLTs to allow module memory to spill over into vmalloc area" depends on MODULES diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64-pinebook.dts b/arch/arm64/boot/dts/allwinner/sun50i-a64-pinebook.dts index 896f34fd9fc3..7ae16541d14f 100644 --- a/arch/arm64/boot/dts/allwinner/sun50i-a64-pinebook.dts +++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-pinebook.dts @@ -126,8 +126,6 @@ }; &ehci0 { - phys = <&usbphy 0>; - phy-names = "usb"; status = "okay"; }; @@ -169,6 +167,7 @@ pinctrl-0 = <&mmc2_pins>, <&mmc2_ds_pin>; vmmc-supply = <®_dcdc1>; vqmmc-supply = <®_eldo1>; + max-frequency = <200000000>; bus-width = <8>; non-removable; cap-mmc-hw-reset; @@ -177,8 +176,6 @@ }; &ohci0 { - phys = <&usbphy 0>; - phy-names = "usb"; status = "okay"; }; diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64-sopine.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-a64-sopine.dtsi index c48692b06e1f..3402cec87035 100644 --- a/arch/arm64/boot/dts/allwinner/sun50i-a64-sopine.dtsi +++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-sopine.dtsi @@ -32,7 +32,6 @@ pinctrl-names = "default"; pinctrl-0 = <&mmc0_pins>; vmmc-supply = <®_dcdc1>; - non-removable; disable-wp; bus-width = <4>; cd-gpios = <&pio 5 6 GPIO_ACTIVE_LOW>; /* PF6 */ diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi index dc238814013c..7a41015a9ce5 100644 --- a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi +++ b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi @@ -514,7 +514,7 @@ resets = <&ccu RST_BUS_MMC2>; reset-names = "ahb"; interrupts = ; - max-frequency = <200000000>; + max-frequency = <150000000>; status = "disabled"; #address-cells = <1>; #size-cells = <0>; @@ -593,6 +593,8 @@ <&ccu CLK_USB_OHCI0>; resets = <&ccu RST_BUS_OHCI0>, <&ccu RST_BUS_EHCI0>; + phys = <&usbphy 0>; + phy-names = "usb"; status = "disabled"; }; @@ -603,6 +605,8 @@ clocks = <&ccu CLK_BUS_OHCI0>, <&ccu CLK_USB_OHCI0>; resets = <&ccu RST_BUS_OHCI0>; + phys = <&usbphy 0>; + phy-names = "usb"; status = "disabled"; }; diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi index 28c77d6872f6..4592fb7a6161 100644 --- a/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi +++ b/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi @@ -436,6 +436,7 @@ interrupts = ; pinctrl-names = "default"; pinctrl-0 = <&mmc0_pins>; + max-frequency = <150000000>; status = "disabled"; #address-cells = <1>; #size-cells = <0>; @@ -452,6 +453,7 @@ interrupts = ; pinctrl-names = "default"; pinctrl-0 = <&mmc1_pins>; + max-frequency = <150000000>; status = "disabled"; #address-cells = <1>; #size-cells = <0>; @@ -468,6 +470,7 @@ interrupts = ; pinctrl-names = "default"; pinctrl-0 = <&mmc2_pins>; + max-frequency = <150000000>; status = "disabled"; #address-cells = <1>; #size-cells = <0>; @@ -667,6 +670,8 @@ <&ccu CLK_USB_OHCI0>; resets = <&ccu RST_BUS_OHCI0>, <&ccu RST_BUS_EHCI0>; + phys = <&usb2phy 0>; + phy-names = "usb"; status = "disabled"; }; @@ -677,6 +682,8 @@ clocks = <&ccu CLK_BUS_OHCI0>, <&ccu CLK_USB_OHCI0>; resets = <&ccu RST_BUS_OHCI0>; + phys = <&usb2phy 0>; + phy-names = "usb"; status = "disabled"; }; diff --git a/arch/arm64/boot/dts/amlogic/meson-axg.dtsi b/arch/arm64/boot/dts/amlogic/meson-axg.dtsi index 724ee179b316..fae48efae83e 100644 --- a/arch/arm64/boot/dts/amlogic/meson-axg.dtsi +++ b/arch/arm64/boot/dts/amlogic/meson-axg.dtsi @@ -227,8 +227,6 @@ "timing-adjustment"; rx-fifo-depth = <4096>; tx-fifo-depth = <2048>; - resets = <&reset RESET_ETHERNET>; - reset-names = "stmmaceth"; status = "disabled"; }; diff --git a/arch/arm64/boot/dts/amlogic/meson-g12-common.dtsi b/arch/arm64/boot/dts/amlogic/meson-g12-common.dtsi index a6127002573b..959b299344e5 100644 --- a/arch/arm64/boot/dts/amlogic/meson-g12-common.dtsi +++ b/arch/arm64/boot/dts/amlogic/meson-g12-common.dtsi @@ -224,8 +224,6 @@ "timing-adjustment"; rx-fifo-depth = <4096>; tx-fifo-depth = <2048>; - resets = <&reset RESET_ETHERNET>; - reset-names = "stmmaceth"; status = "disabled"; mdio0: mdio { diff --git a/arch/arm64/boot/dts/amlogic/meson-gx.dtsi b/arch/arm64/boot/dts/amlogic/meson-gx.dtsi index 726b91d3a905..0edd137151f8 100644 --- a/arch/arm64/boot/dts/amlogic/meson-gx.dtsi +++ b/arch/arm64/boot/dts/amlogic/meson-gx.dtsi @@ -13,7 +13,6 @@ #include #include #include -#include #include / { @@ -576,8 +575,6 @@ interrupt-names = "macirq"; rx-fifo-depth = <4096>; tx-fifo-depth = <2048>; - resets = <&reset RESET_ETHERNET>; - reset-names = "stmmaceth"; power-domains = <&pwrc PWRC_GXBB_ETHERNET_MEM_ID>; status = "disabled"; }; diff --git a/arch/arm64/boot/dts/amlogic/meson-sm1-khadas-vim3l.dts b/arch/arm64/boot/dts/amlogic/meson-sm1-khadas-vim3l.dts index 4b517ca72059..06de0b1ce726 100644 --- a/arch/arm64/boot/dts/amlogic/meson-sm1-khadas-vim3l.dts +++ b/arch/arm64/boot/dts/amlogic/meson-sm1-khadas-vim3l.dts @@ -89,13 +89,12 @@ status = "okay"; }; -&sd_emmc_a { - sd-uhs-sdr50; -}; - &usb { phys = <&usb2_phy0>, <&usb2_phy1>; phy-names = "usb2-phy0", "usb2-phy1"; }; */ +&sd_emmc_a { + sd-uhs-sdr50; +}; diff --git a/arch/arm64/boot/dts/exynos/exynos5433-tm2-common.dtsi b/arch/arm64/boot/dts/exynos/exynos5433-tm2-common.dtsi index 829fea23d4ab..106397a99da6 100644 --- a/arch/arm64/boot/dts/exynos/exynos5433-tm2-common.dtsi +++ b/arch/arm64/boot/dts/exynos/exynos5433-tm2-common.dtsi @@ -389,7 +389,7 @@ s2mps13-pmic@66 { compatible = "samsung,s2mps13-pmic"; interrupt-parent = <&gpa0>; - interrupts = <7 IRQ_TYPE_NONE>; + interrupts = <7 IRQ_TYPE_LEVEL_LOW>; reg = <0x66>; samsung,s2mps11-wrstbi-ground; diff --git a/arch/arm64/boot/dts/exynos/exynos7-espresso.dts b/arch/arm64/boot/dts/exynos/exynos7-espresso.dts index 92fecc539c6c..358b7b6ea84f 100644 --- a/arch/arm64/boot/dts/exynos/exynos7-espresso.dts +++ b/arch/arm64/boot/dts/exynos/exynos7-espresso.dts @@ -90,7 +90,7 @@ s2mps15_pmic@66 { compatible = "samsung,s2mps15-pmic"; reg = <0x66>; - interrupts = <2 IRQ_TYPE_NONE>; + interrupts = <2 IRQ_TYPE_LEVEL_LOW>; interrupt-parent = <&gpa0>; pinctrl-names = "default"; pinctrl-0 = <&pmic_irq>; diff --git a/arch/arm64/boot/dts/intel/socfpga_agilex.dtsi b/arch/arm64/boot/dts/intel/socfpga_agilex.dtsi index e1c0fcba5c20..07c099b4ed5b 100644 --- a/arch/arm64/boot/dts/intel/socfpga_agilex.dtsi +++ b/arch/arm64/boot/dts/intel/socfpga_agilex.dtsi @@ -166,7 +166,7 @@ rx-fifo-depth = <16384>; snps,multicast-filter-bins = <256>; iommus = <&smmu 2>; - altr,sysmgr-syscon = <&sysmgr 0x48 8>; + altr,sysmgr-syscon = <&sysmgr 0x48 0>; clocks = <&clkmgr AGILEX_EMAC1_CLK>, <&clkmgr AGILEX_EMAC_PTP_CLK>; clock-names = "stmmaceth", "ptp_ref"; status = "disabled"; @@ -184,7 +184,7 @@ rx-fifo-depth = <16384>; snps,multicast-filter-bins = <256>; iommus = <&smmu 3>; - altr,sysmgr-syscon = <&sysmgr 0x4c 16>; + altr,sysmgr-syscon = <&sysmgr 0x4c 0>; clocks = <&clkmgr AGILEX_EMAC2_CLK>, <&clkmgr AGILEX_EMAC_PTP_CLK>; clock-names = "stmmaceth", "ptp_ref"; status = "disabled"; diff --git a/arch/arm64/boot/dts/marvell/armada-3720-turris-mox.dts b/arch/arm64/boot/dts/marvell/armada-3720-turris-mox.dts index bf76ebe46379..cca143e4b6bf 100644 --- a/arch/arm64/boot/dts/marvell/armada-3720-turris-mox.dts +++ b/arch/arm64/boot/dts/marvell/armada-3720-turris-mox.dts @@ -204,7 +204,7 @@ }; partition@20000 { - label = "u-boot"; + label = "a53-firmware"; reg = <0x20000 0x160000>; }; diff --git a/arch/arm64/boot/dts/mediatek/mt7622.dtsi b/arch/arm64/boot/dts/mediatek/mt7622.dtsi index 5b9ec032ce8d..7c6d871538a6 100644 --- a/arch/arm64/boot/dts/mediatek/mt7622.dtsi +++ b/arch/arm64/boot/dts/mediatek/mt7622.dtsi @@ -698,6 +698,8 @@ clocks = <&pericfg CLK_PERI_MSDC30_1_PD>, <&topckgen CLK_TOP_AXI_SEL>; clock-names = "source", "hclk"; + resets = <&pericfg MT7622_PERI_MSDC1_SW_RST>; + reset-names = "hrst"; status = "disabled"; }; diff --git a/arch/arm64/boot/dts/qcom/msm8916-samsung-a2015-common.dtsi b/arch/arm64/boot/dts/qcom/msm8916-samsung-a2015-common.dtsi index f7ac4c4033db..7bf2cb01513e 100644 --- a/arch/arm64/boot/dts/qcom/msm8916-samsung-a2015-common.dtsi +++ b/arch/arm64/boot/dts/qcom/msm8916-samsung-a2015-common.dtsi @@ -106,6 +106,9 @@ interrupt-parent = <&msmgpio>; interrupts = <115 IRQ_TYPE_EDGE_RISING>; + vdd-supply = <&pm8916_l17>; + vddio-supply = <&pm8916_l5>; + pinctrl-names = "default"; pinctrl-0 = <&accel_int_default>; }; @@ -113,6 +116,9 @@ magnetometer@12 { compatible = "bosch,bmc150_magn"; reg = <0x12>; + + vdd-supply = <&pm8916_l17>; + vddio-supply = <&pm8916_l5>; }; }; diff --git a/arch/arm64/boot/dts/qcom/msm8916-samsung-a5u-eur.dts b/arch/arm64/boot/dts/qcom/msm8916-samsung-a5u-eur.dts index e39c04d977c2..dd35c3344358 100644 --- a/arch/arm64/boot/dts/qcom/msm8916-samsung-a5u-eur.dts +++ b/arch/arm64/boot/dts/qcom/msm8916-samsung-a5u-eur.dts @@ -38,7 +38,7 @@ &pronto { iris { - compatible = "qcom,wcn3680"; + compatible = "qcom,wcn3660b"; }; }; diff --git a/arch/arm64/boot/dts/qcom/msm8916.dtsi b/arch/arm64/boot/dts/qcom/msm8916.dtsi index aaa21899f1a6..0e34ed48b9fa 100644 --- a/arch/arm64/boot/dts/qcom/msm8916.dtsi +++ b/arch/arm64/boot/dts/qcom/msm8916.dtsi @@ -55,7 +55,7 @@ no-map; }; - reserved@8668000 { + reserved@86680000 { reg = <0x0 0x86680000 0x0 0x80000>; no-map; }; @@ -68,7 +68,7 @@ qcom,client-id = <1>; }; - rfsa@867e00000 { + rfsa@867e0000 { reg = <0x0 0x867e0000 0x0 0x20000>; no-map; }; diff --git a/arch/arm64/boot/dts/qcom/qrb5165-rb5.dts b/arch/arm64/boot/dts/qcom/qrb5165-rb5.dts index 1528a865f1f8..949fee6949e6 100644 --- a/arch/arm64/boot/dts/qcom/qrb5165-rb5.dts +++ b/arch/arm64/boot/dts/qcom/qrb5165-rb5.dts @@ -114,7 +114,7 @@ &apps_rsc { pm8009-rpmh-regulators { - compatible = "qcom,pm8009-rpmh-regulators"; + compatible = "qcom,pm8009-1-rpmh-regulators"; qcom,pmic-id = "f"; vdd-s1-supply = <&vph_pwr>; @@ -123,6 +123,13 @@ vdd-l5-l6-supply = <&vreg_bob>; vdd-l7-supply = <&vreg_s4a_1p8>; + vreg_s2f_0p95: smps2 { + regulator-name = "vreg_s2f_0p95"; + regulator-min-microvolt = <900000>; + regulator-max-microvolt = <952000>; + regulator-initial-mode = ; + }; + vreg_l1f_1p1: ldo1 { regulator-name = "vreg_l1f_1p1"; regulator-min-microvolt = <1104000>; diff --git a/arch/arm64/boot/dts/qcom/sdm845-db845c.dts b/arch/arm64/boot/dts/qcom/sdm845-db845c.dts index c0b93813ea9a..c4ac6f5dc008 100644 --- a/arch/arm64/boot/dts/qcom/sdm845-db845c.dts +++ b/arch/arm64/boot/dts/qcom/sdm845-db845c.dts @@ -1114,11 +1114,11 @@ reg = <0x10>; // CAM0_RST_N - reset-gpios = <&tlmm 9 0>; + reset-gpios = <&tlmm 9 GPIO_ACTIVE_LOW>; pinctrl-names = "default"; pinctrl-0 = <&cam0_default>; gpios = <&tlmm 13 0>, - <&tlmm 9 0>; + <&tlmm 9 GPIO_ACTIVE_LOW>; clocks = <&clock_camcc CAM_CC_MCLK0_CLK>; clock-names = "xvclk"; diff --git a/arch/arm64/boot/dts/renesas/beacon-renesom-baseboard.dtsi b/arch/arm64/boot/dts/renesas/beacon-renesom-baseboard.dtsi index 66c9153b3101..597388f87127 100644 --- a/arch/arm64/boot/dts/renesas/beacon-renesom-baseboard.dtsi +++ b/arch/arm64/boot/dts/renesas/beacon-renesom-baseboard.dtsi @@ -150,7 +150,7 @@ regulator-name = "audio-1.8V"; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; - gpio = <&gpio_exp2 7 GPIO_ACTIVE_HIGH>; + gpio = <&gpio_exp4 1 GPIO_ACTIVE_HIGH>; enable-active-high; }; diff --git a/arch/arm64/boot/dts/renesas/beacon-renesom-som.dtsi b/arch/arm64/boot/dts/renesas/beacon-renesom-som.dtsi index 97272f5fa0ab..289cf711307d 100644 --- a/arch/arm64/boot/dts/renesas/beacon-renesom-som.dtsi +++ b/arch/arm64/boot/dts/renesas/beacon-renesom-som.dtsi @@ -88,7 +88,6 @@ pinctrl-names = "default"; uart-has-rtscts; status = "okay"; - max-speed = <4000000>; bluetooth { compatible = "brcm,bcm43438-bt"; @@ -97,6 +96,7 @@ device-wakeup-gpios = <&pca9654 5 GPIO_ACTIVE_HIGH>; clocks = <&osc_32k>; clock-names = "extclk"; + max-speed = <4000000>; }; }; @@ -147,7 +147,7 @@ }; eeprom@50 { - compatible = "microchip,at24c64", "atmel,24c64"; + compatible = "microchip,24c64", "atmel,24c64"; pagesize = <32>; read-only; /* Manufacturing EEPROM programmed at factory */ reg = <0x50>; diff --git a/arch/arm64/boot/dts/rockchip/rk3328.dtsi b/arch/arm64/boot/dts/rockchip/rk3328.dtsi index db0d5c8e5f96..93c734d8a46c 100644 --- a/arch/arm64/boot/dts/rockchip/rk3328.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk3328.dtsi @@ -928,6 +928,7 @@ phy-mode = "rmii"; phy-handle = <&phy>; snps,txpbl = <0x4>; + clock_in_out = "output"; status = "disabled"; mdio { diff --git a/arch/arm64/configs/gki_defconfig b/arch/arm64/configs/gki_defconfig index b435832751a0..3f3e4f255f98 100644 --- a/arch/arm64/configs/gki_defconfig +++ b/arch/arm64/configs/gki_defconfig @@ -86,6 +86,8 @@ CONFIG_CRYPTO_AES_ARM64_CE_BLK=y CONFIG_KPROBES=y CONFIG_JUMP_LABEL=y CONFIG_SHADOW_CALL_STACK=y +CONFIG_LTO_CLANG_FULL=y +CONFIG_CFI_CLANG=y CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y CONFIG_MODVERSIONS=y @@ -104,7 +106,9 @@ CONFIG_TRANSPARENT_HUGEPAGE_MADVISE=y CONFIG_CLEANCACHE=y CONFIG_CMA=y CONFIG_CMA_DEBUGFS=y +CONFIG_CMA_SYSFS=y CONFIG_CMA_AREAS=16 +CONFIG_READ_ONLY_THP_FOR_FS=y CONFIG_NET=y CONFIG_PACKET=y CONFIG_UNIX=y @@ -219,13 +223,20 @@ CONFIG_MAC802154=y CONFIG_NET_SCHED=y CONFIG_NET_SCH_HTB=y CONFIG_NET_SCH_PRIO=y +CONFIG_NET_SCH_TBF=y CONFIG_NET_SCH_INGRESS=y +CONFIG_NET_CLS_BASIC=y +CONFIG_NET_CLS_TCINDEX=y CONFIG_NET_CLS_FW=y CONFIG_NET_CLS_U32=y CONFIG_NET_CLS_BPF=y +CONFIG_NET_CLS_MATCHALL=y CONFIG_NET_EMATCH=y CONFIG_NET_EMATCH_U32=y CONFIG_NET_CLS_ACT=y +CONFIG_NET_ACT_POLICE=y +CONFIG_NET_ACT_GACT=y +CONFIG_NET_ACT_MIRRED=y CONFIG_VSOCKETS=y CONFIG_BPF_JIT=y CONFIG_BT=y @@ -284,6 +295,7 @@ CONFIG_DM_BOW=y CONFIG_NETDEVICES=y CONFIG_DUMMY=y CONFIG_WIREGUARD=y +CONFIG_IFB=y CONFIG_TUN=y CONFIG_VETH=y CONFIG_PHYLIB=y @@ -297,11 +309,10 @@ CONFIG_USB_RTL8152=y CONFIG_USB_USBNET=y # CONFIG_USB_NET_AX8817X is not set # CONFIG_USB_NET_AX88179_178A is not set -# CONFIG_USB_NET_CDCETHER is not set -# CONFIG_USB_NET_CDC_NCM is not set # CONFIG_USB_NET_NET1080 is not set # CONFIG_USB_NET_CDC_SUBSET is not set # CONFIG_USB_NET_ZAURUS is not set +CONFIG_USB_NET_AQC111=y # CONFIG_WLAN_VENDOR_ADMTEK is not set # CONFIG_WLAN_VENDOR_ATH is not set # CONFIG_WLAN_VENDOR_ATMEL is not set @@ -500,6 +511,8 @@ CONFIG_IIO_BUFFER=y CONFIG_IIO_TRIGGER=y CONFIG_PWM=y CONFIG_GENERIC_PHY=y +CONFIG_POWERCAP=y +CONFIG_DTPM=y CONFIG_RAS=y CONFIG_ANDROID=y CONFIG_ANDROID_BINDER_IPC=y @@ -606,6 +619,7 @@ CONFIG_CRYPTO_ANSI_CPRNG=y CONFIG_CRC8=y CONFIG_XZ_DEC=y CONFIG_DMA_CMA=y +CONFIG_STACK_HASH_ORDER=12 CONFIG_PRINTK_TIME=y CONFIG_PRINTK_CALLER=y CONFIG_DYNAMIC_DEBUG_CORE=y @@ -625,9 +639,10 @@ CONFIG_DEBUG_MEMORY_INIT=y CONFIG_KASAN=y CONFIG_KASAN_HW_TAGS=y CONFIG_KFENCE=y -CONFIG_KFENCE_SAMPLE_INTERVAL=0 +CONFIG_KFENCE_SAMPLE_INTERVAL=500 CONFIG_PANIC_ON_OOPS=y CONFIG_PANIC_TIMEOUT=-1 +CONFIG_DETECT_HUNG_TASK=y CONFIG_WQ_WATCHDOG=y CONFIG_SCHEDSTATS=y # CONFIG_DEBUG_PREEMPT is not set diff --git a/arch/arm64/crypto/aes-glue.c b/arch/arm64/crypto/aes-glue.c index 395bbf64b2ab..53c92e060c3d 100644 --- a/arch/arm64/crypto/aes-glue.c +++ b/arch/arm64/crypto/aes-glue.c @@ -55,7 +55,7 @@ MODULE_DESCRIPTION("AES-ECB/CBC/CTR/XTS using ARMv8 Crypto Extensions"); #define aes_mac_update neon_aes_mac_update MODULE_DESCRIPTION("AES-ECB/CBC/CTR/XTS using ARMv8 NEON"); #endif -#if defined(USE_V8_CRYPTO_EXTENSIONS) || !defined(CONFIG_CRYPTO_AES_ARM64_BS) +#if defined(USE_V8_CRYPTO_EXTENSIONS) || !IS_ENABLED(CONFIG_CRYPTO_AES_ARM64_BS) MODULE_ALIAS_CRYPTO("ecb(aes)"); MODULE_ALIAS_CRYPTO("cbc(aes)"); MODULE_ALIAS_CRYPTO("ctr(aes)"); @@ -650,7 +650,7 @@ static int __maybe_unused xts_decrypt(struct skcipher_request *req) } static struct skcipher_alg aes_algs[] = { { -#if defined(USE_V8_CRYPTO_EXTENSIONS) || !defined(CONFIG_CRYPTO_AES_ARM64_BS) +#if defined(USE_V8_CRYPTO_EXTENSIONS) || !IS_ENABLED(CONFIG_CRYPTO_AES_ARM64_BS) .base = { .cra_name = "__ecb(aes)", .cra_driver_name = "__ecb-aes-" MODE, diff --git a/arch/arm64/crypto/sha1-ce-glue.c b/arch/arm64/crypto/sha1-ce-glue.c index c63b99211db3..8baf8d1846b6 100644 --- a/arch/arm64/crypto/sha1-ce-glue.c +++ b/arch/arm64/crypto/sha1-ce-glue.c @@ -19,6 +19,7 @@ MODULE_DESCRIPTION("SHA1 secure hash using ARMv8 Crypto Extensions"); MODULE_AUTHOR("Ard Biesheuvel "); MODULE_LICENSE("GPL v2"); +MODULE_ALIAS_CRYPTO("sha1"); struct sha1_ce_state { struct sha1_state sst; diff --git a/arch/arm64/crypto/sha2-ce-glue.c b/arch/arm64/crypto/sha2-ce-glue.c index 5e956d7582a5..d33d3ee92cc9 100644 --- a/arch/arm64/crypto/sha2-ce-glue.c +++ b/arch/arm64/crypto/sha2-ce-glue.c @@ -19,6 +19,8 @@ MODULE_DESCRIPTION("SHA-224/SHA-256 secure hash using ARMv8 Crypto Extensions"); MODULE_AUTHOR("Ard Biesheuvel "); MODULE_LICENSE("GPL v2"); +MODULE_ALIAS_CRYPTO("sha224"); +MODULE_ALIAS_CRYPTO("sha256"); struct sha256_ce_state { struct sha256_state sst; diff --git a/arch/arm64/crypto/sha3-ce-glue.c b/arch/arm64/crypto/sha3-ce-glue.c index 9a4bbfc45f40..ddf7aca9ff45 100644 --- a/arch/arm64/crypto/sha3-ce-glue.c +++ b/arch/arm64/crypto/sha3-ce-glue.c @@ -23,6 +23,10 @@ MODULE_DESCRIPTION("SHA3 secure hash using ARMv8 Crypto Extensions"); MODULE_AUTHOR("Ard Biesheuvel "); MODULE_LICENSE("GPL v2"); +MODULE_ALIAS_CRYPTO("sha3-224"); +MODULE_ALIAS_CRYPTO("sha3-256"); +MODULE_ALIAS_CRYPTO("sha3-384"); +MODULE_ALIAS_CRYPTO("sha3-512"); asmlinkage void sha3_ce_transform(u64 *st, const u8 *data, int blocks, int md_len); diff --git a/arch/arm64/crypto/sha512-ce-glue.c b/arch/arm64/crypto/sha512-ce-glue.c index dc890a719f54..57c6f086dfb4 100644 --- a/arch/arm64/crypto/sha512-ce-glue.c +++ b/arch/arm64/crypto/sha512-ce-glue.c @@ -23,6 +23,8 @@ MODULE_DESCRIPTION("SHA-384/SHA-512 secure hash using ARMv8 Crypto Extensions"); MODULE_AUTHOR("Ard Biesheuvel "); MODULE_LICENSE("GPL v2"); +MODULE_ALIAS_CRYPTO("sha384"); +MODULE_ALIAS_CRYPTO("sha512"); asmlinkage void sha512_ce_transform(struct sha512_state *sst, u8 const *src, int blocks); diff --git a/arch/arm64/include/asm/assembler.h b/arch/arm64/include/asm/assembler.h index 8cded93f99c3..ac4e833a559f 100644 --- a/arch/arm64/include/asm/assembler.h +++ b/arch/arm64/include/asm/assembler.h @@ -676,11 +676,11 @@ USER(\label, ic ivau, \tmp2) // invalidate I line PoU .endm /* - * Set SCTLR_EL1 to the passed value, and invalidate the local icache + * Set SCTLR_ELx to the @reg value, and invalidate the local icache * in the process. This is called when setting the MMU on. */ -.macro set_sctlr_el1, reg - msr sctlr_el1, \reg +.macro set_sctlr, sreg, reg + msr \sreg, \reg isb /* * Invalidate the local I-cache so that any instructions fetched @@ -692,6 +692,14 @@ USER(\label, ic ivau, \tmp2) // invalidate I line PoU isb .endm +.macro set_sctlr_el1, reg + set_sctlr sctlr_el1, \reg +.endm + +.macro set_sctlr_el2, reg + set_sctlr sctlr_el2, \reg +.endm + /* * Check whether to yield to another runnable task from kernel mode NEON code * (which runs with preemption disabled). diff --git a/arch/arm64/include/asm/cpufeature.h b/arch/arm64/include/asm/cpufeature.h index 87fc3b173677..58949ca811fd 100644 --- a/arch/arm64/include/asm/cpufeature.h +++ b/arch/arm64/include/asm/cpufeature.h @@ -607,6 +607,7 @@ void check_local_cpu_capabilities(void); u64 read_sanitised_ftr_reg(u32 id); u64 __read_sysreg_by_encoding(u32 sys_id); +int copy_ftr_reg(u32 id, struct arm64_ftr_reg *dst); static inline bool cpu_supports_mixed_endian_el0(void) { diff --git a/arch/arm64/include/asm/fpsimd.h b/arch/arm64/include/asm/fpsimd.h index bec5f14b622a..05c9c55768b8 100644 --- a/arch/arm64/include/asm/fpsimd.h +++ b/arch/arm64/include/asm/fpsimd.h @@ -130,6 +130,15 @@ static inline void sve_user_enable(void) sysreg_clear_set(cpacr_el1, 0, CPACR_EL1_ZEN_EL0EN); } +#define sve_cond_update_zcr_vq(val, reg) \ + do { \ + u64 __zcr = read_sysreg_s((reg)); \ + u64 __new = __zcr & ~ZCR_ELx_LEN_MASK; \ + __new |= (val) & ZCR_ELx_LEN_MASK; \ + if (__zcr != __new) \ + write_sysreg_s(__new, (reg)); \ + } while (0) + /* * Probing and setup functions. * Calls to these functions must be serialised with one another. diff --git a/arch/arm64/include/asm/fpsimdmacros.h b/arch/arm64/include/asm/fpsimdmacros.h index af43367534c7..a2563992d2dc 100644 --- a/arch/arm64/include/asm/fpsimdmacros.h +++ b/arch/arm64/include/asm/fpsimdmacros.h @@ -6,6 +6,8 @@ * Author: Catalin Marinas */ +#include + .macro fpsimd_save state, tmpnr stp q0, q1, [\state, #16 * 0] stp q2, q3, [\state, #16 * 2] @@ -230,8 +232,7 @@ str w\nxtmp, [\xpfpsr, #4] .endm -.macro sve_load nxbase, xpfpsr, xvqminus1, nxtmp, xtmp2 - sve_load_vq \xvqminus1, x\nxtmp, \xtmp2 +.macro __sve_load nxbase, xpfpsr, nxtmp _for n, 0, 31, _sve_ldr_v \n, \nxbase, \n - 34 _sve_ldr_p 0, \nxbase _sve_wrffr 0 @@ -242,3 +243,8 @@ ldr w\nxtmp, [\xpfpsr, #4] msr fpcr, x\nxtmp .endm + +.macro sve_load nxbase, xpfpsr, xvqminus1, nxtmp, xtmp2 + sve_load_vq \xvqminus1, x\nxtmp, \xtmp2 + __sve_load \nxbase, \xpfpsr, \nxtmp +.endm diff --git a/arch/arm64/include/asm/hyp_image.h b/arch/arm64/include/asm/hyp_image.h index 737ded6b6d0d..b4b3076a76fb 100644 --- a/arch/arm64/include/asm/hyp_image.h +++ b/arch/arm64/include/asm/hyp_image.h @@ -10,11 +10,15 @@ #define __HYP_CONCAT(a, b) a ## b #define HYP_CONCAT(a, b) __HYP_CONCAT(a, b) +#ifndef __KVM_NVHE_HYPERVISOR__ /* * KVM nVHE code has its own symbol namespace prefixed with __kvm_nvhe_, * to separate it from the kernel proper. */ #define kvm_nvhe_sym(sym) __kvm_nvhe_##sym +#else +#define kvm_nvhe_sym(sym) sym +#endif #ifdef LINKER_SCRIPT @@ -56,6 +60,9 @@ */ #define KVM_NVHE_ALIAS(sym) kvm_nvhe_sym(sym) = sym; +/* Defines a linker script alias for KVM nVHE hyp symbols */ +#define KVM_NVHE_ALIAS_HYP(first, sec) kvm_nvhe_sym(first) = kvm_nvhe_sym(sec); + #endif /* LINKER_SCRIPT */ #endif /* __ARM64_HYP_IMAGE_H__ */ diff --git a/arch/arm64/include/asm/kvm_asm.h b/arch/arm64/include/asm/kvm_asm.h index 8c18cec8da1f..c453b829783d 100644 --- a/arch/arm64/include/asm/kvm_asm.h +++ b/arch/arm64/include/asm/kvm_asm.h @@ -47,7 +47,7 @@ #define __KVM_HOST_SMCCC_FUNC___kvm_flush_vm_context 2 #define __KVM_HOST_SMCCC_FUNC___kvm_tlb_flush_vmid_ipa 3 #define __KVM_HOST_SMCCC_FUNC___kvm_tlb_flush_vmid 4 -#define __KVM_HOST_SMCCC_FUNC___kvm_tlb_flush_local_vmid 5 +#define __KVM_HOST_SMCCC_FUNC___kvm_flush_cpu_context 5 #define __KVM_HOST_SMCCC_FUNC___kvm_timer_set_cntvoff 6 #define __KVM_HOST_SMCCC_FUNC___kvm_enable_ssbs 7 #define __KVM_HOST_SMCCC_FUNC___vgic_v3_get_gic_config 8 @@ -57,6 +57,12 @@ #define __KVM_HOST_SMCCC_FUNC___kvm_get_mdcr_el2 12 #define __KVM_HOST_SMCCC_FUNC___vgic_v3_save_aprs 13 #define __KVM_HOST_SMCCC_FUNC___vgic_v3_restore_aprs 14 +#define __KVM_HOST_SMCCC_FUNC___pkvm_init 15 +#define __KVM_HOST_SMCCC_FUNC___pkvm_create_mappings 16 +#define __KVM_HOST_SMCCC_FUNC___pkvm_create_private_mapping 17 +#define __KVM_HOST_SMCCC_FUNC___pkvm_cpu_set_vector 18 +#define __KVM_HOST_SMCCC_FUNC___pkvm_prot_finalize 19 +#define __KVM_HOST_SMCCC_FUNC___pkvm_mark_hyp 20 #ifndef __ASSEMBLY__ @@ -154,6 +160,9 @@ struct kvm_nvhe_init_params { unsigned long tpidr_el2; unsigned long stack_hyp_va; phys_addr_t pgd_pa; + unsigned long hcr_el2; + unsigned long vttbr; + unsigned long vtcr; }; /* Translate a kernel address @ptr into its equivalent linear mapping */ @@ -183,10 +192,10 @@ DECLARE_KVM_HYP_SYM(__bp_harden_hyp_vecs); #define __bp_harden_hyp_vecs CHOOSE_HYP_SYM(__bp_harden_hyp_vecs) extern void __kvm_flush_vm_context(void); +extern void __kvm_flush_cpu_context(struct kvm_s2_mmu *mmu); extern void __kvm_tlb_flush_vmid_ipa(struct kvm_s2_mmu *mmu, phys_addr_t ipa, int level); extern void __kvm_tlb_flush_vmid(struct kvm_s2_mmu *mmu); -extern void __kvm_tlb_flush_local_vmid(struct kvm_s2_mmu *mmu); extern void __kvm_timer_set_cntvoff(u64 cntvoff); diff --git a/arch/arm64/include/asm/kvm_cpufeature.h b/arch/arm64/include/asm/kvm_cpufeature.h new file mode 100644 index 000000000000..48cba6cecd71 --- /dev/null +++ b/arch/arm64/include/asm/kvm_cpufeature.h @@ -0,0 +1,19 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Copyright (C) 2020 - Google LLC + * Author: Quentin Perret + */ + +#include + +#ifndef KVM_HYP_CPU_FTR_REG +#if defined(__KVM_NVHE_HYPERVISOR__) +#define KVM_HYP_CPU_FTR_REG(name) extern struct arm64_ftr_reg name +#else +#define KVM_HYP_CPU_FTR_REG(name) extern struct arm64_ftr_reg kvm_nvhe_sym(name) +#endif +#endif + +KVM_HYP_CPU_FTR_REG(arm64_ftr_reg_ctrel0); +KVM_HYP_CPU_FTR_REG(arm64_ftr_reg_id_aa64mmfr0_el1); +KVM_HYP_CPU_FTR_REG(arm64_ftr_reg_id_aa64mmfr1_el1); diff --git a/arch/arm64/include/asm/kvm_host.h b/arch/arm64/include/asm/kvm_host.h index 528e5d8a425a..0a68de8703d0 100644 --- a/arch/arm64/include/asm/kvm_host.h +++ b/arch/arm64/include/asm/kvm_host.h @@ -95,7 +95,7 @@ struct kvm_s2_mmu { /* The last vcpu id that ran on each physical CPU */ int __percpu *last_vcpu_ran; - struct kvm *kvm; + struct kvm_arch *arch; }; struct kvm_arch_memory_slot { @@ -375,8 +375,10 @@ struct kvm_vcpu_arch { }; /* Pointer to the vcpu's SVE FFR for sve_{save,load}_state() */ -#define vcpu_sve_pffr(vcpu) ((void *)((char *)((vcpu)->arch.sve_state) + \ - sve_ffr_offset((vcpu)->arch.sve_max_vl))) +#define vcpu_sve_pffr(vcpu) (kern_hyp_va((vcpu)->arch.sve_state) + \ + sve_ffr_offset((vcpu)->arch.sve_max_vl)) + +#define vcpu_sve_max_vq(vcpu) sve_vq_from_vl((vcpu)->arch.sve_max_vl) #define vcpu_sve_state_size(vcpu) ({ \ size_t __size_ret; \ @@ -385,7 +387,7 @@ struct kvm_vcpu_arch { if (WARN_ON(!sve_vl_valid((vcpu)->arch.sve_max_vl))) { \ __size_ret = 0; \ } else { \ - __vcpu_vq = sve_vq_from_vl((vcpu)->arch.sve_max_vl); \ + __vcpu_vq = vcpu_sve_max_vq(vcpu); \ __size_ret = SVE_SIG_REGS_SIZE(__vcpu_vq); \ } \ \ @@ -594,6 +596,7 @@ int kvm_test_age_hva(struct kvm *kvm, unsigned long hva); void kvm_arm_halt_guest(struct kvm *kvm); void kvm_arm_resume_guest(struct kvm *kvm); +#ifndef __KVM_NVHE_HYPERVISOR__ #define kvm_call_hyp_nvhe(f, ...) \ ({ \ struct arm_smccc_res res; \ @@ -633,6 +636,11 @@ void kvm_arm_resume_guest(struct kvm *kvm); \ ret; \ }) +#else /* __KVM_NVHE_HYPERVISOR__ */ +#define kvm_call_hyp(f, ...) f(__VA_ARGS__) +#define kvm_call_hyp_ret(f, ...) f(__VA_ARGS__) +#define kvm_call_hyp_nvhe(f, ...) f(__VA_ARGS__) +#endif /* __KVM_NVHE_HYPERVISOR__ */ void force_vm_exit(const cpumask_t *mask); void kvm_mmu_wp_memory_region(struct kvm *kvm, int slot); @@ -695,19 +703,6 @@ static inline void kvm_init_host_cpu_context(struct kvm_cpu_context *cpu_ctxt) ctxt_sys_reg(cpu_ctxt, MPIDR_EL1) = read_cpuid_mpidr(); } -static inline bool kvm_arch_requires_vhe(void) -{ - /* - * The Arm architecture specifies that implementation of SVE - * requires VHE also to be implemented. The KVM code for arm64 - * relies on this when SVE is present: - */ - if (system_supports_sve()) - return true; - - return false; -} - void kvm_arm_vcpu_ptrauth_trap(struct kvm_vcpu *vcpu); static inline void kvm_arch_hardware_unsetup(void) {} @@ -748,9 +743,13 @@ void kvm_clr_pmu_events(u32 clr); void kvm_vcpu_pmu_restore_guest(struct kvm_vcpu *vcpu); void kvm_vcpu_pmu_restore_host(struct kvm_vcpu *vcpu); + +void setup_kvm_el2_caps(void); #else static inline void kvm_set_pmu_events(u32 set, struct perf_event_attr *attr) {} static inline void kvm_clr_pmu_events(u32 clr) {} + +static inline void setup_kvm_el2_caps(void) {} #endif void kvm_vcpu_load_sysregs_vhe(struct kvm_vcpu *vcpu); @@ -774,5 +773,12 @@ bool kvm_arm_vcpu_is_finalized(struct kvm_vcpu *vcpu); (test_bit(KVM_ARM_VCPU_PMU_V3, (vcpu)->arch.features)) int kvm_trng_call(struct kvm_vcpu *vcpu); +#ifdef CONFIG_KVM +extern phys_addr_t hyp_mem_base; +extern phys_addr_t hyp_mem_size; +void __init kvm_hyp_reserve(void); +#else +static inline void kvm_hyp_reserve(void) { } +#endif #endif /* __ARM64_KVM_HOST_H__ */ diff --git a/arch/arm64/include/asm/kvm_hyp.h b/arch/arm64/include/asm/kvm_hyp.h index 32ae676236b6..de40a565d7e5 100644 --- a/arch/arm64/include/asm/kvm_hyp.h +++ b/arch/arm64/include/asm/kvm_hyp.h @@ -90,6 +90,8 @@ void __debug_restore_host_buffers_nvhe(struct kvm_vcpu *vcpu); void __fpsimd_save_state(struct user_fpsimd_state *fp_regs); void __fpsimd_restore_state(struct user_fpsimd_state *fp_regs); +void __sve_save_state(void *sve_pffr, u32 *fpsr); +void __sve_restore_state(void *sve_pffr, u32 *fpsr); #ifndef __KVM_NVHE_HYPERVISOR__ void activate_traps_vhe_load(struct kvm_vcpu *vcpu); @@ -106,4 +108,12 @@ void __noreturn __hyp_do_panic(struct kvm_cpu_context *host_ctxt, u64 spsr, u64 elr, u64 par); #endif +#ifdef __KVM_NVHE_HYPERVISOR__ +void __pkvm_init_switch_pgd(phys_addr_t phys, unsigned long size, + phys_addr_t pgd, void *sp, void *cont_fn); +int __pkvm_init(phys_addr_t phys, unsigned long size, unsigned long nr_cpus, + unsigned long *per_cpu_base, u32 hyp_va_bits); +void __noreturn __host_enter(struct kvm_cpu_context *host_ctxt); +#endif + #endif /* __ARM64_KVM_HYP_H__ */ diff --git a/arch/arm64/include/asm/kvm_mmu.h b/arch/arm64/include/asm/kvm_mmu.h index 90873851f677..9d64fa73ee67 100644 --- a/arch/arm64/include/asm/kvm_mmu.h +++ b/arch/arm64/include/asm/kvm_mmu.h @@ -166,7 +166,15 @@ int kvm_handle_guest_abort(struct kvm_vcpu *vcpu); phys_addr_t kvm_mmu_get_httbr(void); phys_addr_t kvm_get_idmap_vector(void); -int kvm_mmu_init(void); +int kvm_mmu_init(u32 *hyp_va_bits); + +static inline void *__kvm_vector_slot2addr(void *base, + enum arm64_hyp_spectre_vector slot) +{ + int idx = slot - (slot != HYP_VECTOR_DIRECT); + + return base + (idx * SZ_2K); +} struct kvm; @@ -262,9 +270,9 @@ static __always_inline u64 kvm_get_vttbr(struct kvm_s2_mmu *mmu) * Must be called from hyp code running at EL2 with an updated VTTBR * and interrupts disabled. */ -static __always_inline void __load_guest_stage2(struct kvm_s2_mmu *mmu) +static __always_inline void __load_stage2(struct kvm_s2_mmu *mmu, unsigned long vtcr) { - write_sysreg(kern_hyp_va(mmu->kvm)->arch.vtcr, vtcr_el2); + write_sysreg(vtcr, vtcr_el2); write_sysreg(kvm_get_vttbr(mmu), vttbr_el2); /* @@ -275,5 +283,14 @@ static __always_inline void __load_guest_stage2(struct kvm_s2_mmu *mmu) asm(ALTERNATIVE("nop", "isb", ARM64_WORKAROUND_SPECULATIVE_AT)); } +static __always_inline void __load_guest_stage2(struct kvm_s2_mmu *mmu) +{ + __load_stage2(mmu, kern_hyp_va(mmu->arch)->vtcr); +} + +static inline struct kvm *kvm_s2_mmu_to_kvm(struct kvm_s2_mmu *mmu) +{ + return container_of(mmu->arch, struct kvm, arch); +} #endif /* __ASSEMBLY__ */ #endif /* __ARM64_KVM_MMU_H__ */ diff --git a/arch/arm64/include/asm/kvm_pgtable.h b/arch/arm64/include/asm/kvm_pgtable.h index 8886d43cfb11..7382bdfb6284 100644 --- a/arch/arm64/include/asm/kvm_pgtable.h +++ b/arch/arm64/include/asm/kvm_pgtable.h @@ -11,22 +11,77 @@ #include #include +#define KVM_PGTABLE_MAX_LEVELS 4U + +static inline u64 kvm_get_parange(u64 mmfr0) +{ + u64 parange = cpuid_feature_extract_unsigned_field(mmfr0, + ID_AA64MMFR0_PARANGE_SHIFT); + if (parange > ID_AA64MMFR0_PARANGE_MAX) + parange = ID_AA64MMFR0_PARANGE_MAX; + + return parange; +} + typedef u64 kvm_pte_t; +/** + * struct kvm_pgtable_mm_ops - Memory management callbacks. + * @zalloc_page: Allocate a single zeroed memory page. The @arg parameter + * can be used by the walker to pass a memcache. The + * initial refcount of the page is 1. + * @zalloc_pages_exact: Allocate an exact number of zeroed memory pages. The + * @size parameter is in bytes, and is rounded-up to the + * next page boundary. The resulting allocation is + * physically contiguous. + * @free_pages_exact: Free an exact number of memory pages previously + * allocated by zalloc_pages_exact. + * @get_page: Increment the refcount on a page. + * @put_page: Decrement the refcount on a page. When the refcount + * reaches 0 the page is automatically freed. + * @page_count: Return the refcount of a page. + * @phys_to_virt: Convert a physical address into a virtual address mapped + * in the current context. + * @virt_to_phys: Convert a virtual address mapped in the current context + * into a physical address. + */ +struct kvm_pgtable_mm_ops { + void* (*zalloc_page)(void *arg); + void* (*zalloc_pages_exact)(size_t size); + void (*free_pages_exact)(void *addr, size_t size); + void (*get_page)(void *addr); + void (*put_page)(void *addr); + int (*page_count)(void *addr); + void* (*phys_to_virt)(phys_addr_t phys); + phys_addr_t (*virt_to_phys)(void *addr); +}; + +/** + * enum kvm_pgtable_stage2_flags - Stage-2 page-table flags. + * @KVM_PGTABLE_S2_NOFWB: Don't enforce Normal-WB even if the CPUs have + * ARM64_HAS_STAGE2_FWB. + */ +enum kvm_pgtable_stage2_flags { + KVM_PGTABLE_S2_NOFWB = BIT(0), +}; + /** * struct kvm_pgtable - KVM page-table. * @ia_bits: Maximum input address size, in bits. * @start_level: Level at which the page-table walk starts. * @pgd: Pointer to the first top-level entry of the page-table. + * @mm_ops: Memory management callbacks. * @mmu: Stage-2 KVM MMU struct. Unused for stage-1 page-tables. */ struct kvm_pgtable { u32 ia_bits; u32 start_level; kvm_pte_t *pgd; + struct kvm_pgtable_mm_ops *mm_ops; /* Stage-2 only */ struct kvm_s2_mmu *mmu; + enum kvm_pgtable_stage2_flags flags; }; /** @@ -49,6 +104,16 @@ enum kvm_pgtable_prot { #define PAGE_HYP_RO (KVM_PGTABLE_PROT_R) #define PAGE_HYP_DEVICE (PAGE_HYP | KVM_PGTABLE_PROT_DEVICE) +/** + * struct kvm_mem_range - Range of Intermediate Physical Addresses + * @start: Start of the range. + * @end: End of the range. + */ +struct kvm_mem_range { + u64 start; + u64 end; +}; + /** * enum kvm_pgtable_walk_flags - Flags to control a depth-first page-table walk. * @KVM_PGTABLE_WALK_LEAF: Visit leaf entries, including invalid @@ -86,10 +151,12 @@ struct kvm_pgtable_walker { * kvm_pgtable_hyp_init() - Initialise a hypervisor stage-1 page-table. * @pgt: Uninitialised page-table structure to initialise. * @va_bits: Maximum virtual address bits. + * @mm_ops: Memory management callbacks. * * Return: 0 on success, negative error code on failure. */ -int kvm_pgtable_hyp_init(struct kvm_pgtable *pgt, u32 va_bits); +int kvm_pgtable_hyp_init(struct kvm_pgtable *pgt, u32 va_bits, + struct kvm_pgtable_mm_ops *mm_ops); /** * kvm_pgtable_hyp_destroy() - Destroy an unused hypervisor stage-1 page-table. @@ -122,14 +189,38 @@ void kvm_pgtable_hyp_destroy(struct kvm_pgtable *pgt); int kvm_pgtable_hyp_map(struct kvm_pgtable *pgt, u64 addr, u64 size, u64 phys, enum kvm_pgtable_prot prot); +/** + * kvm_get_vtcr() - Helper to construct VTCR_EL2 + * @mmfr0: Sanitized value of SYS_ID_AA64MMFR0_EL1 register. + * @mmfr1: Sanitized value of SYS_ID_AA64MMFR1_EL1 register. + * @phys_shfit: Value to set in VTCR_EL2.T0SZ. + * + * The VTCR value is common across all the physical CPUs on the system. + * We use system wide sanitised values to fill in different fields, + * except for Hardware Management of Access Flags. HA Flag is set + * unconditionally on all CPUs, as it is safe to run with or without + * the feature and the bit is RES0 on CPUs that don't support it. + * + * Return: VTCR_EL2 value + */ +u64 kvm_get_vtcr(u64 mmfr0, u64 mmfr1, u32 phys_shift); + /** * kvm_pgtable_stage2_init() - Initialise a guest stage-2 page-table. * @pgt: Uninitialised page-table structure to initialise. - * @kvm: KVM structure representing the guest virtual machine. + * @arch: Arch-specific KVM structure representing the guest virtual + * machine. + * @mm_ops: Memory management callbacks. + * @flags: Stage-2 configuration flags. * * Return: 0 on success, negative error code on failure. */ -int kvm_pgtable_stage2_init(struct kvm_pgtable *pgt, struct kvm *kvm); +int kvm_pgtable_stage2_init_flags(struct kvm_pgtable *pgt, struct kvm_arch *arch, + struct kvm_pgtable_mm_ops *mm_ops, + enum kvm_pgtable_stage2_flags flags); + +#define kvm_pgtable_stage2_init(pgt, arch, mm_ops) \ + kvm_pgtable_stage2_init_flags(pgt, arch, mm_ops, 0) /** * kvm_pgtable_stage2_destroy() - Destroy an unused guest stage-2 page-table. @@ -147,8 +238,8 @@ void kvm_pgtable_stage2_destroy(struct kvm_pgtable *pgt); * @size: Size of the mapping. * @phys: Physical address of the memory to map. * @prot: Permissions and attributes for the mapping. - * @mc: Cache of pre-allocated GFP_PGTABLE_USER memory from which to - * allocate page-table pages. + * @mc: Cache of pre-allocated and zeroed memory from which to allocate + * page-table pages. * * The offset of @addr within a page is ignored, @size is rounded-up to * the next page boundary and @phys is rounded-down to the previous page @@ -170,7 +261,28 @@ void kvm_pgtable_stage2_destroy(struct kvm_pgtable *pgt); */ int kvm_pgtable_stage2_map(struct kvm_pgtable *pgt, u64 addr, u64 size, u64 phys, enum kvm_pgtable_prot prot, - struct kvm_mmu_memory_cache *mc); + void *mc); + +/** + * kvm_pgtable_stage2_set_owner() - Annotate invalid mappings with metadata + * encoding the ownership of a page in the + * IPA space. + * @pgt: Page-table structure initialised by kvm_pgtable_stage2_init(). + * @addr: Base intermediate physical address to annotate. + * @size: Size of the annotated range. + * @mc: Cache of pre-allocated and zeroed memory from which to allocate + * page-table pages. + * @owner_id: Unique identifier for the owner of the page. + * + * By default, all page-tables are owned by identifier 0. This function can be + * used to mark portions of the IPA space as owned by other entities. When a + * stage 2 is used with identity-mappings, these annotations allow to use the + * page-table data structure as a simple rmap. + * + * Return: 0 on success, negative error code on failure. + */ +int kvm_pgtable_stage2_set_owner(struct kvm_pgtable *pgt, u64 addr, u64 size, + void *mc, u8 owner_id); /** * kvm_pgtable_stage2_unmap() - Remove a mapping from a guest stage-2 page-table. @@ -311,4 +423,23 @@ int kvm_pgtable_stage2_flush(struct kvm_pgtable *pgt, u64 addr, u64 size); int kvm_pgtable_walk(struct kvm_pgtable *pgt, u64 addr, u64 size, struct kvm_pgtable_walker *walker); +/** + * kvm_pgtable_stage2_find_range() - Find a range of Intermediate Physical + * Addresses with compatible permission + * attributes. + * @pgt: Page-table structure initialised by kvm_pgtable_stage2_init(). + * @addr: Address that must be covered by the range. + * @prot: Protection attributes that the range must be compatible with. + * @range: Range structure used to limit the search space at call time and + * that will hold the result. + * + * The offset of @addr within a page is ignored. An IPA is compatible with @prot + * iff its corresponding stage-2 page-table entry has default ownership and, if + * valid, is mapped with protection attributes identical to @prot. + * + * Return: 0 on success, negative error code on failure. + */ +int kvm_pgtable_stage2_find_range(struct kvm_pgtable *pgt, u64 addr, + enum kvm_pgtable_prot prot, + struct kvm_mem_range *range); #endif /* __ARM64_KVM_PGTABLE_H__ */ diff --git a/arch/arm64/include/asm/memory.h b/arch/arm64/include/asm/memory.h index 3faa1f607a03..ec37ceb7f641 100644 --- a/arch/arm64/include/asm/memory.h +++ b/arch/arm64/include/asm/memory.h @@ -237,8 +237,8 @@ static inline const void *__tag_set(const void *addr, u8 tag) #define arch_init_tags(max_tag) mte_init_tags(max_tag) #define arch_get_random_tag() mte_get_random_tag() #define arch_get_mem_tag(addr) mte_get_mem_tag(addr) -#define arch_set_mem_tag_range(addr, size, tag) \ - mte_set_mem_tag_range((addr), (size), (tag)) +#define arch_set_mem_tag_range(addr, size, tag, init) \ + mte_set_mem_tag_range((addr), (size), (tag), (init)) #endif /* CONFIG_KASAN_HW_TAGS */ /* @@ -335,6 +335,11 @@ static inline void *phys_to_virt(phys_addr_t x) #define ARCH_PFN_OFFSET ((unsigned long)PHYS_PFN_OFFSET) #if !defined(CONFIG_SPARSEMEM_VMEMMAP) || defined(CONFIG_DEBUG_VIRTUAL) +#define page_to_virt(x) ({ \ + __typeof__(x) __page = x; \ + void *__addr = __va(page_to_phys(__page)); \ + (void *)__tag_set((const void *)__addr, page_kasan_tag(__page));\ +}) #define virt_to_page(x) pfn_to_page(virt_to_pfn(x)) #else #define page_to_virt(x) ({ \ diff --git a/arch/arm64/include/asm/mmu_context.h b/arch/arm64/include/asm/mmu_context.h index d054b03e4e00..c0ef7f0bdca4 100644 --- a/arch/arm64/include/asm/mmu_context.h +++ b/arch/arm64/include/asm/mmu_context.h @@ -65,10 +65,7 @@ extern u64 idmap_ptrs_per_pgd; static inline bool __cpu_uses_extended_idmap(void) { - if (IS_ENABLED(CONFIG_ARM64_VA_BITS_52)) - return false; - - return unlikely(idmap_t0sz != TCR_T0SZ(VA_BITS)); + return unlikely(idmap_t0sz != TCR_T0SZ(vabits_actual)); } /* diff --git a/arch/arm64/include/asm/module.lds.h b/arch/arm64/include/asm/module.lds.h index 691f15af788e..810045628c66 100644 --- a/arch/arm64/include/asm/module.lds.h +++ b/arch/arm64/include/asm/module.lds.h @@ -1,7 +1,7 @@ #ifdef CONFIG_ARM64_MODULE_PLTS SECTIONS { - .plt (NOLOAD) : { BYTE(0) } - .init.plt (NOLOAD) : { BYTE(0) } - .text.ftrace_trampoline (NOLOAD) : { BYTE(0) } + .plt 0 (NOLOAD) : { BYTE(0) } + .init.plt 0 (NOLOAD) : { BYTE(0) } + .text.ftrace_trampoline 0 (NOLOAD) : { BYTE(0) } } #endif diff --git a/arch/arm64/include/asm/mte-kasan.h b/arch/arm64/include/asm/mte-kasan.h index 7ab500e2ad17..570af3e99296 100644 --- a/arch/arm64/include/asm/mte-kasan.h +++ b/arch/arm64/include/asm/mte-kasan.h @@ -53,7 +53,8 @@ static inline u8 mte_get_random_tag(void) * Note: The address must be non-NULL and MTE_GRANULE_SIZE aligned and * size must be non-zero and MTE_GRANULE_SIZE aligned. */ -static inline void mte_set_mem_tag_range(void *addr, size_t size, u8 tag) +static inline void mte_set_mem_tag_range(void *addr, size_t size, + u8 tag, bool init) { u64 curr, end; @@ -63,18 +64,27 @@ static inline void mte_set_mem_tag_range(void *addr, size_t size, u8 tag) curr = (u64)__tag_set(addr, tag); end = curr + size; - do { - /* - * 'asm volatile' is required to prevent the compiler to move - * the statement outside of the loop. - */ - asm volatile(__MTE_PREAMBLE "stg %0, [%0]" - : - : "r" (curr) - : "memory"); - - curr += MTE_GRANULE_SIZE; - } while (curr != end); + /* + * 'asm volatile' is required to prevent the compiler to move + * the statement outside of the loop. + */ + if (init) { + do { + asm volatile(__MTE_PREAMBLE "stzg %0, [%0]" + : + : "r" (curr) + : "memory"); + curr += MTE_GRANULE_SIZE; + } while (curr != end); + } else { + do { + asm volatile(__MTE_PREAMBLE "stg %0, [%0]" + : + : "r" (curr) + : "memory"); + curr += MTE_GRANULE_SIZE; + } while (curr != end); + } } void mte_enable_kernel(void); @@ -100,7 +110,8 @@ static inline u8 mte_get_random_tag(void) return 0xFF; } -static inline void mte_set_mem_tag_range(void *addr, size_t size, u8 tag) +static inline void mte_set_mem_tag_range(void *addr, size_t size, + u8 tag, bool init) { } diff --git a/arch/arm64/include/asm/pgtable-prot.h b/arch/arm64/include/asm/pgtable-prot.h index 046be789fbb4..079f4e9a3e84 100644 --- a/arch/arm64/include/asm/pgtable-prot.h +++ b/arch/arm64/include/asm/pgtable-prot.h @@ -66,16 +66,15 @@ extern bool arm64_use_ng_mappings; #define _PAGE_DEFAULT (_PROT_DEFAULT | PTE_ATTRINDX(MT_NORMAL)) #define PAGE_KERNEL __pgprot(PROT_NORMAL) -#define PAGE_KERNEL_TAGGED __pgprot(PROT_NORMAL_TAGGED) #define PAGE_KERNEL_RO __pgprot((PROT_NORMAL & ~PTE_WRITE) | PTE_RDONLY) #define PAGE_KERNEL_ROX __pgprot((PROT_NORMAL & ~(PTE_WRITE | PTE_PXN)) | PTE_RDONLY) #define PAGE_KERNEL_EXEC __pgprot(PROT_NORMAL & ~PTE_PXN) #define PAGE_KERNEL_EXEC_CONT __pgprot((PROT_NORMAL & ~PTE_PXN) | PTE_CONT) -#define PAGE_S2_MEMATTR(attr) \ +#define PAGE_S2_MEMATTR(attr, has_fwb) \ ({ \ u64 __val; \ - if (cpus_have_const_cap(ARM64_HAS_STAGE2_FWB)) \ + if (has_fwb) \ __val = PTE_S2_MEMATTR(MT_S2_FWB_ ## attr); \ else \ __val = PTE_S2_MEMATTR(MT_S2_ ## attr); \ diff --git a/arch/arm64/include/asm/pgtable.h b/arch/arm64/include/asm/pgtable.h index 165b022a61c3..0ffbcccf3553 100644 --- a/arch/arm64/include/asm/pgtable.h +++ b/arch/arm64/include/asm/pgtable.h @@ -485,6 +485,9 @@ static inline pmd_t pmd_mkdevmap(pmd_t pmd) __pgprot_modify(prot, PTE_ATTRINDX_MASK, PTE_ATTRINDX(MT_NORMAL_NC) | PTE_PXN | PTE_UXN) #define pgprot_device(prot) \ __pgprot_modify(prot, PTE_ATTRINDX_MASK, PTE_ATTRINDX(MT_DEVICE_nGnRE) | PTE_PXN | PTE_UXN) +#define pgprot_tagged(prot) \ + __pgprot_modify(prot, PTE_ATTRINDX_MASK, PTE_ATTRINDX(MT_NORMAL_TAGGED)) +#define pgprot_mhp pgprot_tagged /* * DMA allocations for non-coherent devices use what the Arm architecture calls * "Normal non-cacheable" memory, which permits speculation, unaligned accesses diff --git a/arch/arm64/include/asm/sections.h b/arch/arm64/include/asm/sections.h index 2f36b16a5b5d..e4ad9db53af1 100644 --- a/arch/arm64/include/asm/sections.h +++ b/arch/arm64/include/asm/sections.h @@ -13,6 +13,7 @@ extern char __hyp_idmap_text_start[], __hyp_idmap_text_end[]; extern char __hyp_text_start[], __hyp_text_end[]; extern char __hyp_rodata_start[], __hyp_rodata_end[]; extern char __hyp_reloc_begin[], __hyp_reloc_end[]; +extern char __hyp_bss_start[], __hyp_bss_end[]; extern char __idmap_text_start[], __idmap_text_end[]; extern char __initdata_begin[], __initdata_end[]; extern char __inittext_begin[], __inittext_end[]; diff --git a/arch/arm64/include/asm/sysreg.h b/arch/arm64/include/asm/sysreg.h index 269347146a66..1093196db31d 100644 --- a/arch/arm64/include/asm/sysreg.h +++ b/arch/arm64/include/asm/sysreg.h @@ -624,9 +624,6 @@ #define SCTLR_ELx_A (BIT(1)) #define SCTLR_ELx_M (BIT(0)) -#define SCTLR_ELx_FLAGS (SCTLR_ELx_M | SCTLR_ELx_A | SCTLR_ELx_C | \ - SCTLR_ELx_SA | SCTLR_ELx_I | SCTLR_ELx_IESB) - /* SCTLR_EL2 specific flags. */ #define SCTLR_EL2_RES1 ((BIT(4)) | (BIT(5)) | (BIT(11)) | (BIT(16)) | \ (BIT(18)) | (BIT(22)) | (BIT(23)) | (BIT(28)) | \ @@ -638,6 +635,10 @@ #define ENDIAN_SET_EL2 0 #endif +#define INIT_SCTLR_EL2_MMU_ON \ + (SCTLR_ELx_M | SCTLR_ELx_C | SCTLR_ELx_SA | SCTLR_ELx_I | \ + SCTLR_ELx_IESB | SCTLR_ELx_WXN | ENDIAN_SET_EL2 | SCTLR_EL2_RES1) + #define INIT_SCTLR_EL2_MMU_OFF \ (SCTLR_EL2_RES1 | ENDIAN_SET_EL2) diff --git a/arch/arm64/kernel/asm-offsets.c b/arch/arm64/kernel/asm-offsets.c index 826069a8b247..0050f113ce99 100644 --- a/arch/arm64/kernel/asm-offsets.c +++ b/arch/arm64/kernel/asm-offsets.c @@ -121,6 +121,9 @@ int main(void) DEFINE(NVHE_INIT_TPIDR_EL2, offsetof(struct kvm_nvhe_init_params, tpidr_el2)); DEFINE(NVHE_INIT_STACK_HYP_VA, offsetof(struct kvm_nvhe_init_params, stack_hyp_va)); DEFINE(NVHE_INIT_PGD_PA, offsetof(struct kvm_nvhe_init_params, pgd_pa)); + DEFINE(NVHE_INIT_HCR_EL2, offsetof(struct kvm_nvhe_init_params, hcr_el2)); + DEFINE(NVHE_INIT_VTTBR, offsetof(struct kvm_nvhe_init_params, vttbr)); + DEFINE(NVHE_INIT_VTCR, offsetof(struct kvm_nvhe_init_params, vtcr)); #endif #ifdef CONFIG_CPU_PM DEFINE(CPU_CTX_SP, offsetof(struct cpu_suspend_ctx, sp)); diff --git a/arch/arm64/kernel/cpu-reset.S b/arch/arm64/kernel/cpu-reset.S index 37721eb6f9a1..d47ff63a5b66 100644 --- a/arch/arm64/kernel/cpu-reset.S +++ b/arch/arm64/kernel/cpu-reset.S @@ -30,10 +30,7 @@ * flat identity mapping. */ SYM_CODE_START(__cpu_soft_restart) - /* Clear sctlr_el1 flags. */ - mrs x12, sctlr_el1 - mov_q x13, SCTLR_ELx_FLAGS - bic x12, x12, x13 + mov_q x12, INIT_SCTLR_EL1_MMU_OFF pre_disable_mmu_workaround /* * either disable EL1&0 translation regime or disable EL2&0 translation diff --git a/arch/arm64/kernel/cpufeature.c b/arch/arm64/kernel/cpufeature.c index 848e3ff7d4be..ea573522c5eb 100644 --- a/arch/arm64/kernel/cpufeature.c +++ b/arch/arm64/kernel/cpufeature.c @@ -1199,6 +1199,18 @@ u64 read_sanitised_ftr_reg(u32 id) } EXPORT_SYMBOL_GPL(read_sanitised_ftr_reg); +int copy_ftr_reg(u32 id, struct arm64_ftr_reg *dst) +{ + struct arm64_ftr_reg *regp = get_arm64_ftr_reg(id); + + if (!regp) + return -EINVAL; + + *dst = *regp; + + return 0; +} + #define read_sysreg_case(r) \ case r: val = read_sysreg_s(r); break; @@ -1643,7 +1655,7 @@ static bool cpu_has_broken_dbm(void) /* List of CPUs which have broken DBM support. */ static const struct midr_range cpus[] = { #ifdef CONFIG_ARM64_ERRATUM_1024718 - MIDR_RANGE(MIDR_CORTEX_A55, 0, 0, 1, 0), // A55 r0p0 -r1p0 + MIDR_ALL_VERSIONS(MIDR_CORTEX_A55), /* Kryo4xx Silver (rdpe => r1p0) */ MIDR_REV(MIDR_QCOM_KRYO_4XX_SILVER, 0xd, 0xe), #endif @@ -2930,6 +2942,7 @@ void __init setup_cpu_features(void) setup_system_capabilities(); setup_elf_hwcaps(arm64_elf_hwcaps); + setup_kvm_el2_caps(); if (system_supports_32bit_el0()) setup_elf_hwcaps(compat_elf_hwcaps); diff --git a/arch/arm64/kernel/head.S b/arch/arm64/kernel/head.S index cabf69058717..6b8af4658ad3 100644 --- a/arch/arm64/kernel/head.S +++ b/arch/arm64/kernel/head.S @@ -334,7 +334,7 @@ SYM_FUNC_START_LOCAL(__create_page_tables) */ adrp x5, __idmap_text_end clz x5, x5 - cmp x5, TCR_T0SZ(VA_BITS) // default T0SZ small enough? + cmp x5, TCR_T0SZ(VA_BITS_MIN) // default T0SZ small enough? b.ge 1f // .. then skip VA range extension adr_l x6, idmap_t0sz @@ -852,6 +852,7 @@ SYM_FUNC_START_LOCAL(__primary_switch) tlbi vmalle1 // Remove any stale TLB entries dsb nsh + isb set_sctlr_el1 x19 // re-enable the MMU diff --git a/arch/arm64/kernel/image-vars.h b/arch/arm64/kernel/image-vars.h index 5aa9ed1e9ec6..d5dc2b792651 100644 --- a/arch/arm64/kernel/image-vars.h +++ b/arch/arm64/kernel/image-vars.h @@ -104,6 +104,36 @@ KVM_NVHE_ALIAS(kvm_arm_hyp_percpu_base); /* PMU available static key */ KVM_NVHE_ALIAS(kvm_arm_pmu_available); +/* Position-independent library routines */ +KVM_NVHE_ALIAS_HYP(clear_page, __pi_clear_page); +KVM_NVHE_ALIAS_HYP(copy_page, __pi_copy_page); +KVM_NVHE_ALIAS_HYP(memcpy, __pi_memcpy); +KVM_NVHE_ALIAS_HYP(memset, __pi_memset); + +#ifdef CONFIG_KASAN +KVM_NVHE_ALIAS_HYP(__memcpy, __pi_memcpy); +KVM_NVHE_ALIAS_HYP(__memset, __pi_memset); +#endif + +/* Kernel memory sections */ +KVM_NVHE_ALIAS(__start_rodata); +KVM_NVHE_ALIAS(__end_rodata); +KVM_NVHE_ALIAS(__bss_start); +KVM_NVHE_ALIAS(__bss_stop); + +/* Hyp memory sections */ +KVM_NVHE_ALIAS(__hyp_idmap_text_start); +KVM_NVHE_ALIAS(__hyp_idmap_text_end); +KVM_NVHE_ALIAS(__hyp_text_start); +KVM_NVHE_ALIAS(__hyp_text_end); +KVM_NVHE_ALIAS(__hyp_bss_start); +KVM_NVHE_ALIAS(__hyp_bss_end); +KVM_NVHE_ALIAS(__hyp_rodata_start); +KVM_NVHE_ALIAS(__hyp_rodata_end); + +/* pKVM static key */ +KVM_NVHE_ALIAS(kvm_protected_mode_initialized); + #endif /* CONFIG_KVM */ #endif /* __ARM64_KERNEL_IMAGE_VARS_H */ diff --git a/arch/arm64/kernel/machine_kexec_file.c b/arch/arm64/kernel/machine_kexec_file.c index 03210f644790..0cde47a63beb 100644 --- a/arch/arm64/kernel/machine_kexec_file.c +++ b/arch/arm64/kernel/machine_kexec_file.c @@ -182,8 +182,10 @@ static int create_dtb(struct kimage *image, /* duplicate a device tree blob */ ret = fdt_open_into(initial_boot_params, buf, buf_size); - if (ret) + if (ret) { + vfree(buf); return -EINVAL; + } ret = setup_dtb(image, initrd_load_addr, initrd_len, cmdline, buf); diff --git a/arch/arm64/kernel/perf_event.c b/arch/arm64/kernel/perf_event.c index 3605f77ad4df..11852e05ee32 100644 --- a/arch/arm64/kernel/perf_event.c +++ b/arch/arm64/kernel/perf_event.c @@ -460,7 +460,7 @@ static inline int armv8pmu_counter_has_overflowed(u32 pmnc, int idx) return pmnc & BIT(ARMV8_IDX_TO_COUNTER(idx)); } -static inline u32 armv8pmu_read_evcntr(int idx) +static inline u64 armv8pmu_read_evcntr(int idx) { u32 counter = ARMV8_IDX_TO_COUNTER(idx); diff --git a/arch/arm64/kernel/probes/uprobes.c b/arch/arm64/kernel/probes/uprobes.c index a412d8edbcd2..2c247634552b 100644 --- a/arch/arm64/kernel/probes/uprobes.c +++ b/arch/arm64/kernel/probes/uprobes.c @@ -38,7 +38,7 @@ int arch_uprobe_analyze_insn(struct arch_uprobe *auprobe, struct mm_struct *mm, /* TODO: Currently we do not support AARCH32 instruction probing */ if (mm->context.flags & MMCF_AARCH32) - return -ENOTSUPP; + return -EOPNOTSUPP; else if (!IS_ALIGNED(addr, AARCH64_INSN_SIZE)) return -EINVAL; diff --git a/arch/arm64/kernel/ptrace.c b/arch/arm64/kernel/ptrace.c index 8ac487c84e37..1d75471979cb 100644 --- a/arch/arm64/kernel/ptrace.c +++ b/arch/arm64/kernel/ptrace.c @@ -1796,7 +1796,7 @@ int syscall_trace_enter(struct pt_regs *regs) if (flags & (_TIF_SYSCALL_EMU | _TIF_SYSCALL_TRACE)) { tracehook_report_syscall(regs, PTRACE_SYSCALL_ENTER); - if (!in_syscall(regs) || (flags & _TIF_SYSCALL_EMU)) + if (flags & _TIF_SYSCALL_EMU) return NO_SYSCALL; } diff --git a/arch/arm64/kernel/sleep.S b/arch/arm64/kernel/sleep.S index 5bfd9b87f85d..4ea9392f86e0 100644 --- a/arch/arm64/kernel/sleep.S +++ b/arch/arm64/kernel/sleep.S @@ -134,7 +134,7 @@ SYM_FUNC_START(_cpu_resume) */ bl cpu_do_resume -#if defined(CONFIG_KASAN) && CONFIG_KASAN_STACK +#if defined(CONFIG_KASAN) && defined(CONFIG_KASAN_STACK) mov x0, sp bl kasan_unpoison_task_stack_below #endif diff --git a/arch/arm64/kernel/suspend.c b/arch/arm64/kernel/suspend.c index 96cd347c7a46..9f8cdeccd1ba 100644 --- a/arch/arm64/kernel/suspend.c +++ b/arch/arm64/kernel/suspend.c @@ -120,7 +120,7 @@ int cpu_suspend(unsigned long arg, int (*fn)(unsigned long)) if (!ret) ret = -EOPNOTSUPP; } else { - __cpu_suspend_exit(); + RCU_NONIDLE(__cpu_suspend_exit()); } unpause_graph_tracing(); diff --git a/arch/arm64/kernel/traps.c b/arch/arm64/kernel/traps.c index 08156be75569..e5e65f785c43 100644 --- a/arch/arm64/kernel/traps.c +++ b/arch/arm64/kernel/traps.c @@ -46,6 +46,8 @@ #include #include +#include + static const char *handler[]= { "Synchronous Abort", "IRQ", @@ -404,6 +406,7 @@ void do_undefinstr(struct pt_regs *regs) if (call_undef_hook(regs) == 0) return; + trace_android_rvh_do_undefinstr(regs, user_mode(regs)); BUG_ON(!user_mode(regs)); force_signal_inject(SIGILL, ILL_ILLOPC, regs->pc, 0); } @@ -765,6 +768,7 @@ asmlinkage void notrace bad_mode(struct pt_regs *regs, int reason, unsigned int handler[reason], smp_processor_id(), esr, esr_get_class_string(esr)); + trace_android_rvh_bad_mode(regs, esr, reason); __show_regs(regs); local_daif_mask(); panic("bad mode"); @@ -830,6 +834,8 @@ void __noreturn arm64_serror_panic(struct pt_regs *regs, u32 esr) pr_crit("SError Interrupt on CPU%d, code 0x%08x -- %s\n", smp_processor_id(), esr, esr_get_class_string(esr)); + + trace_android_rvh_arm64_serror_panic(regs, esr); if (regs) __show_regs(regs); diff --git a/arch/arm64/kernel/vmlinux.lds.S b/arch/arm64/kernel/vmlinux.lds.S index 93cef9607c0e..f86d781e7180 100644 --- a/arch/arm64/kernel/vmlinux.lds.S +++ b/arch/arm64/kernel/vmlinux.lds.S @@ -5,24 +5,7 @@ * Written by Martin Mares */ -#define RO_EXCEPTION_TABLE_ALIGN 8 -#define RUNTIME_DISCARD_EXIT - -#include -#include #include -#include -#include -#include - -#include "image.h" - -OUTPUT_ARCH(aarch64) -ENTRY(_text) - -jiffies = jiffies_64; - - #ifdef CONFIG_KVM #define HYPERVISOR_EXTABLE \ . = ALIGN(SZ_8); \ @@ -32,9 +15,11 @@ jiffies = jiffies_64; #define HYPERVISOR_DATA_SECTIONS \ HYP_SECTION_NAME(.rodata) : { \ + . = ALIGN(PAGE_SIZE); \ __hyp_rodata_start = .; \ *(HYP_SECTION_NAME(.data..ro_after_init)) \ *(HYP_SECTION_NAME(.rodata)) \ + . = ALIGN(PAGE_SIZE); \ __hyp_rodata_end = .; \ } @@ -51,29 +36,52 @@ jiffies = jiffies_64; __hyp_reloc_end = .; \ } +#define BSS_FIRST_SECTIONS \ + __hyp_bss_start = .; \ + *(HYP_SECTION_NAME(.bss)) \ + . = ALIGN(PAGE_SIZE); \ + __hyp_bss_end = .; + +/* + * We require that __hyp_bss_start and __bss_start are aligned, and enforce it + * with an assertion. But the BSS_SECTION macro places an empty .sbss section + * between them, which can in some cases cause the linker to misalign them. To + * work around the issue, force a page alignment for __bss_start. + */ +#define SBSS_ALIGN PAGE_SIZE #else /* CONFIG_KVM */ #define HYPERVISOR_EXTABLE #define HYPERVISOR_DATA_SECTIONS #define HYPERVISOR_PERCPU_SECTION #define HYPERVISOR_RELOC_SECTION +#define SBSS_ALIGN 0 #endif +#define RO_EXCEPTION_TABLE_ALIGN 8 +#define RUNTIME_DISCARD_EXIT + +#include +#include +#include +#include +#include + +#include "image.h" + +OUTPUT_ARCH(aarch64) +ENTRY(_text) + +jiffies = jiffies_64; + #define HYPERVISOR_TEXT \ - /* \ - * Align to 4 KB so that \ - * a) the HYP vector table is at its minimum \ - * alignment of 2048 bytes \ - * b) the HYP init code will not cross a page \ - * boundary if its size does not exceed \ - * 4 KB (see related ASSERT() below) \ - */ \ - . = ALIGN(SZ_4K); \ + . = ALIGN(PAGE_SIZE); \ __hyp_idmap_text_start = .; \ *(.hyp.idmap.text) \ __hyp_idmap_text_end = .; \ __hyp_text_start = .; \ *(.hyp.text) \ HYPERVISOR_EXTABLE \ + . = ALIGN(PAGE_SIZE); \ __hyp_text_end = .; #define IDMAP_TEXT \ @@ -278,7 +286,7 @@ SECTIONS __pecoff_data_rawsize = ABSOLUTE(. - __initdata_begin); _edata = .; - BSS_SECTION(0, 0, 0) + BSS_SECTION(SBSS_ALIGN, 0, 0) . = ALIGN(PAGE_SIZE); init_pg_dir = .; @@ -311,11 +319,12 @@ SECTIONS #include "image-vars.h" /* - * The HYP init code and ID map text can't be longer than a page each, - * and should not cross a page boundary. + * The HYP init code and ID map text can't be longer than a page each. The + * former is page-aligned, but the latter may not be with 16K or 64K pages, so + * it should also not cross a page boundary. */ -ASSERT(__hyp_idmap_text_end - (__hyp_idmap_text_start & ~(SZ_4K - 1)) <= SZ_4K, - "HYP init code too big or misaligned") +ASSERT(__hyp_idmap_text_end - __hyp_idmap_text_start <= PAGE_SIZE, + "HYP init code too big") ASSERT(__idmap_text_end - (__idmap_text_start & ~(SZ_4K - 1)) <= SZ_4K, "ID map text too big or misaligned") #ifdef CONFIG_HIBERNATION @@ -326,6 +335,9 @@ ASSERT(__hibernate_exit_text_end - (__hibernate_exit_text_start & ~(SZ_4K - 1)) ASSERT((__entry_tramp_text_end - __entry_tramp_text_start) == PAGE_SIZE, "Entry trampoline text too big") #endif +#ifdef CONFIG_KVM +ASSERT(__hyp_bss_start == __bss_start, "HYP and Host BSS are misaligned") +#endif /* * If padding is applied before .head.text, virt<->phys conversions will fail. */ diff --git a/arch/arm64/kvm/Makefile b/arch/arm64/kvm/Makefile index 31da7a4b6e27..589921392cb1 100644 --- a/arch/arm64/kvm/Makefile +++ b/arch/arm64/kvm/Makefile @@ -4,7 +4,6 @@ # ccflags-y += -I $(srctree)/$(src) -CFLAGS_REMOVE_debug.o += $(CC_FLAGS_CFI) KVM=../../../virt/kvm diff --git a/arch/arm64/kvm/arm.c b/arch/arm64/kvm/arm.c index 5c61efbf446e..9acf77589489 100644 --- a/arch/arm64/kvm/arm.c +++ b/arch/arm64/kvm/arm.c @@ -385,11 +385,16 @@ void kvm_arch_vcpu_load(struct kvm_vcpu *vcpu, int cpu) last_ran = this_cpu_ptr(mmu->last_vcpu_ran); /* + * We guarantee that both TLBs and I-cache are private to each + * vcpu. If detecting that a vcpu from the same VM has + * previously run on the same physical CPU, call into the + * hypervisor code to nuke the relevant contexts. + * * We might get preempted before the vCPU actually runs, but * over-invalidation doesn't affect correctness. */ if (*last_ran != vcpu->vcpu_id) { - kvm_call_hyp(__kvm_tlb_flush_local_vmid, mmu); + kvm_call_hyp(__kvm_flush_cpu_context, mmu); *last_ran = vcpu->vcpu_id; } @@ -1354,16 +1359,9 @@ static unsigned long nvhe_percpu_order(void) /* A lookup table holding the hypervisor VA for each vector slot */ static void *hyp_spectre_vector_selector[BP_HARDEN_EL2_SLOTS]; -static int __kvm_vector_slot2idx(enum arm64_hyp_spectre_vector slot) -{ - return slot - (slot != HYP_VECTOR_DIRECT); -} - static void kvm_init_vector_slot(void *base, enum arm64_hyp_spectre_vector slot) { - int idx = __kvm_vector_slot2idx(slot); - - hyp_spectre_vector_selector[slot] = base + (idx * SZ_2K); + hyp_spectre_vector_selector[slot] = __kvm_vector_slot2addr(base, slot); } static int kvm_init_vector_slots(void) @@ -1392,22 +1390,18 @@ static int kvm_init_vector_slots(void) return 0; } -static void cpu_init_hyp_mode(void) +static void cpu_prepare_hyp_mode(int cpu) { - struct kvm_nvhe_init_params *params = this_cpu_ptr_nvhe_sym(kvm_init_params); - struct arm_smccc_res res; + struct kvm_nvhe_init_params *params = per_cpu_ptr_nvhe_sym(kvm_init_params, cpu); unsigned long tcr; - /* Switch from the HYP stub to our own HYP init vector */ - __hyp_set_vectors(kvm_get_idmap_vector()); - /* * Calculate the raw per-cpu offset without a translation from the * kernel's mapping to the linear mapping, and store it in tpidr_el2 * so that we can use adr_l to access per-cpu variables in EL2. * Also drop the KASAN tag which gets in the way... */ - params->tpidr_el2 = (unsigned long)kasan_reset_tag(this_cpu_ptr_nvhe_sym(__per_cpu_start)) - + params->tpidr_el2 = (unsigned long)kasan_reset_tag(per_cpu_ptr_nvhe_sym(__per_cpu_start, cpu)) - (unsigned long)kvm_ksym_ref(CHOOSE_NVHE_SYM(__per_cpu_start)); params->mair_el2 = read_sysreg(mair_el1); @@ -1431,14 +1425,28 @@ static void cpu_init_hyp_mode(void) tcr |= (idmap_t0sz & GENMASK(TCR_TxSZ_WIDTH - 1, 0)) << TCR_T0SZ_OFFSET; params->tcr_el2 = tcr; - params->stack_hyp_va = kern_hyp_va(__this_cpu_read(kvm_arm_hyp_stack_page) + PAGE_SIZE); + params->stack_hyp_va = kern_hyp_va(per_cpu(kvm_arm_hyp_stack_page, cpu) + PAGE_SIZE); params->pgd_pa = kvm_mmu_get_httbr(); + if (is_protected_kvm_enabled()) + params->hcr_el2 = HCR_HOST_NVHE_PROTECTED_FLAGS; + else + params->hcr_el2 = HCR_HOST_NVHE_FLAGS; + params->vttbr = params->vtcr = 0; /* * Flush the init params from the data cache because the struct will * be read while the MMU is off. */ kvm_flush_dcache_to_poc(params, sizeof(*params)); +} + +static void hyp_install_host_vector(void) +{ + struct kvm_nvhe_init_params *params; + struct arm_smccc_res res; + + /* Switch from the HYP stub to our own HYP init vector */ + __hyp_set_vectors(kvm_get_idmap_vector()); /* * Call initialization code, and switch to the full blown HYP code. @@ -1447,8 +1455,14 @@ static void cpu_init_hyp_mode(void) * cpus_have_const_cap() wrapper. */ BUG_ON(!system_capabilities_finalized()); + params = this_cpu_ptr_nvhe_sym(kvm_init_params); arm_smccc_1_1_hvc(KVM_HOST_SMCCC_FUNC(__kvm_hyp_init), virt_to_phys(params), &res); WARN_ON(res.a0 != SMCCC_RET_SUCCESS); +} + +static void cpu_init_hyp_mode(void) +{ + hyp_install_host_vector(); /* * Disabling SSBD on a non-VHE system requires us to enable SSBS @@ -1491,7 +1505,10 @@ static void cpu_set_hyp_vector(void) struct bp_hardening_data *data = this_cpu_ptr(&bp_hardening_data); void *vector = hyp_spectre_vector_selector[data->slot]; - *this_cpu_ptr_hyp_sym(kvm_hyp_vector) = (unsigned long)vector; + if (!is_protected_kvm_enabled()) + *this_cpu_ptr_hyp_sym(kvm_hyp_vector) = (unsigned long)vector; + else + kvm_call_hyp_nvhe(__pkvm_cpu_set_vector, data->slot); } static void cpu_hyp_reinit(void) @@ -1499,13 +1516,14 @@ static void cpu_hyp_reinit(void) kvm_init_host_cpu_context(&this_cpu_ptr_hyp_sym(kvm_host_data)->host_ctxt); cpu_hyp_reset(); - cpu_set_hyp_vector(); if (is_kernel_in_hyp_mode()) kvm_timer_init_vhe(); else cpu_init_hyp_mode(); + cpu_set_hyp_vector(); + kvm_arm_init_debug(); if (vgic_present) @@ -1701,18 +1719,59 @@ static void teardown_hyp_mode(void) } } +static int do_pkvm_init(u32 hyp_va_bits) +{ + void *per_cpu_base = kvm_ksym_ref(kvm_arm_hyp_percpu_base); + int ret; + + preempt_disable(); + hyp_install_host_vector(); + ret = kvm_call_hyp_nvhe(__pkvm_init, hyp_mem_base, hyp_mem_size, + num_possible_cpus(), kern_hyp_va(per_cpu_base), + hyp_va_bits); + preempt_enable(); + + return ret; +} + +static int kvm_hyp_init_protection(u32 hyp_va_bits) +{ + void *addr = phys_to_virt(hyp_mem_base); + int ret; + + ret = create_hyp_mappings(addr, addr + hyp_mem_size, PAGE_HYP); + if (ret) + return ret; + + ret = do_pkvm_init(hyp_va_bits); + if (ret) + return ret; + + free_hyp_pgds(); + + return 0; +} + /** * Inits Hyp-mode on all online CPUs */ static int init_hyp_mode(void) { + u32 hyp_va_bits; int cpu; - int err = 0; + int err = -ENOMEM; + + /* + * The protected Hyp-mode cannot be initialized if the memory pool + * allocation has failed. + */ + if (is_protected_kvm_enabled() && !hyp_mem_base) + goto out_err; /* * Allocate Hyp PGD and setup Hyp identity mapping */ - err = kvm_mmu_init(); + err = kvm_mmu_init(&hyp_va_bits); if (err) goto out_err; @@ -1773,7 +1832,19 @@ static int init_hyp_mode(void) goto out_err; } - err = create_hyp_mappings(kvm_ksym_ref(__bss_start), + /* + * .hyp.bss is guaranteed to be placed at the beginning of the .bss + * section thanks to an assertion in the linker script. Map it RW and + * the rest of .bss RO. + */ + err = create_hyp_mappings(kvm_ksym_ref(__hyp_bss_start), + kvm_ksym_ref(__hyp_bss_end), PAGE_HYP); + if (err) { + kvm_err("Cannot map hyp bss section: %d\n", err); + goto out_err; + } + + err = create_hyp_mappings(kvm_ksym_ref(__hyp_bss_end), kvm_ksym_ref(__bss_stop), PAGE_HYP_RO); if (err) { kvm_err("Cannot map bss section\n"); @@ -1794,19 +1865,19 @@ static int init_hyp_mode(void) } } - /* - * Map Hyp percpu pages - */ for_each_possible_cpu(cpu) { char *percpu_begin = (char *)kvm_arm_hyp_percpu_base[cpu]; char *percpu_end = percpu_begin + nvhe_percpu_size(); + /* Map Hyp percpu pages */ err = create_hyp_mappings(percpu_begin, percpu_end, PAGE_HYP); - if (err) { kvm_err("Cannot map hyp percpu region\n"); goto out_err; } + + /* Prepare the CPU initialization parameters */ + cpu_prepare_hyp_mode(cpu); } if (is_protected_kvm_enabled()) { @@ -1816,6 +1887,14 @@ static int init_hyp_mode(void) goto out_err; } + if (is_protected_kvm_enabled()) { + err = kvm_hyp_init_protection(hyp_va_bits); + if (err) { + kvm_err("Failed to init hyp memory protection\n"); + goto out_err; + } + } + return 0; out_err: @@ -1824,6 +1903,72 @@ out_err: return err; } +void _kvm_host_prot_finalize(void *discard) +{ + WARN_ON(kvm_call_hyp_nvhe(__pkvm_prot_finalize)); +} + +static inline int pkvm_mark_hyp(phys_addr_t start, phys_addr_t end) +{ + return kvm_call_hyp_nvhe(__pkvm_mark_hyp, start, end); +} + +#define pkvm_mark_hyp_section(__section) \ + pkvm_mark_hyp(__pa_symbol(__section##_start), \ + __pa_symbol(__section##_end)) + +static int finalize_hyp_mode(void) +{ + int cpu, ret; + + if (!is_protected_kvm_enabled()) + return 0; + + ret = pkvm_mark_hyp_section(__hyp_idmap_text); + if (ret) + return ret; + + ret = pkvm_mark_hyp_section(__hyp_text); + if (ret) + return ret; + + ret = pkvm_mark_hyp_section(__hyp_rodata); + if (ret) + return ret; + + ret = pkvm_mark_hyp_section(__hyp_bss); + if (ret) + return ret; + + ret = pkvm_mark_hyp(hyp_mem_base, hyp_mem_base + hyp_mem_size); + if (ret) + return ret; + + for_each_possible_cpu(cpu) { + phys_addr_t start = virt_to_phys((void *)kvm_arm_hyp_percpu_base[cpu]); + phys_addr_t end = start + (PAGE_SIZE << nvhe_percpu_order()); + + ret = pkvm_mark_hyp(start, end); + if (ret) + return ret; + + start = virt_to_phys((void *)per_cpu(kvm_arm_hyp_stack_page, cpu)); + end = start + PAGE_SIZE; + ret = pkvm_mark_hyp(start, end); + if (ret) + return ret; + } + + /* + * Flip the static key upfront as that may no longer be possible + * once the host stage 2 is installed. + */ + static_branch_enable(&kvm_protected_mode_initialized); + on_each_cpu(_kvm_host_prot_finalize, NULL, 1); + + return 0; +} + static void check_kvm_target_cpu(void *ret) { *(int *)ret = kvm_target_cpu(); @@ -1898,11 +2043,6 @@ int kvm_arch_init(void *opaque) in_hyp_mode = is_kernel_in_hyp_mode(); - if (!in_hyp_mode && kvm_arch_requires_vhe()) { - kvm_pr_unimpl("CPU unsupported in non-VHE mode, not initializing\n"); - return -ENODEV; - } - if (cpus_have_final_cap(ARM64_WORKAROUND_DEVICE_LOAD_ACQUIRE) || cpus_have_final_cap(ARM64_WORKAROUND_1508412)) kvm_info("Guests without required CPU erratum workarounds can deadlock system!\n" \ @@ -1940,8 +2080,15 @@ int kvm_arch_init(void *opaque) if (err) goto out_hyp; + if (!in_hyp_mode) { + err = finalize_hyp_mode(); + if (err) { + kvm_err("Failed to finalize Hyp protection\n"); + goto out_hyp; + } + } + if (is_protected_kvm_enabled()) { - static_branch_enable(&kvm_protected_mode_initialized); kvm_info("Protected nVHE mode initialized successfully\n"); } else if (in_hyp_mode) { kvm_info("VHE mode initialized successfully\n"); diff --git a/arch/arm64/kvm/fpsimd.c b/arch/arm64/kvm/fpsimd.c index 3e081d556e81..5621020b28de 100644 --- a/arch/arm64/kvm/fpsimd.c +++ b/arch/arm64/kvm/fpsimd.c @@ -11,6 +11,7 @@ #include #include #include +#include #include #include @@ -42,6 +43,17 @@ int kvm_arch_vcpu_run_map_fp(struct kvm_vcpu *vcpu) if (ret) goto error; + if (vcpu->arch.sve_state) { + void *sve_end; + + sve_end = vcpu->arch.sve_state + vcpu_sve_state_size(vcpu); + + ret = create_hyp_mappings(vcpu->arch.sve_state, sve_end, + PAGE_HYP); + if (ret) + goto error; + } + vcpu->arch.host_thread_info = kern_hyp_va(ti); vcpu->arch.host_fpsimd_state = kern_hyp_va(fpsimd); error: @@ -109,11 +121,17 @@ void kvm_arch_vcpu_put_fp(struct kvm_vcpu *vcpu) local_irq_save(flags); if (vcpu->arch.flags & KVM_ARM64_FP_ENABLED) { - fpsimd_save_and_flush_cpu_state(); + if (guest_has_sve) { + __vcpu_sys_reg(vcpu, ZCR_EL1) = read_sysreg_el1(SYS_ZCR); - if (guest_has_sve) - __vcpu_sys_reg(vcpu, ZCR_EL1) = read_sysreg_s(SYS_ZCR_EL12); - } else if (host_has_sve) { + /* Restore the VL that was saved when bound to the CPU */ + if (!has_vhe()) + sve_cond_update_zcr_vq(vcpu_sve_max_vq(vcpu) - 1, + SYS_ZCR_EL1); + } + + fpsimd_save_and_flush_cpu_state(); + } else if (has_vhe() && host_has_sve) { /* * The FPSIMD/SVE state in the CPU has not been touched, and we * have SVE (and VHE): CPACR_EL1 (alias CPTR_EL2) has been diff --git a/arch/arm64/kvm/guest.c b/arch/arm64/kvm/guest.c index 9bbd30e62799..c763808cacdf 100644 --- a/arch/arm64/kvm/guest.c +++ b/arch/arm64/kvm/guest.c @@ -299,7 +299,7 @@ static int get_sve_vls(struct kvm_vcpu *vcpu, const struct kvm_one_reg *reg) memset(vqs, 0, sizeof(vqs)); - max_vq = sve_vq_from_vl(vcpu->arch.sve_max_vl); + max_vq = vcpu_sve_max_vq(vcpu); for (vq = SVE_VQ_MIN; vq <= max_vq; ++vq) if (sve_vq_available(vq)) vqs[vq_word(vq)] |= vq_mask(vq); @@ -427,7 +427,7 @@ static int sve_reg_to_region(struct sve_state_reg_region *region, if (!vcpu_has_sve(vcpu) || (reg->id & SVE_REG_SLICE_MASK) > 0) return -ENOENT; - vq = sve_vq_from_vl(vcpu->arch.sve_max_vl); + vq = vcpu_sve_max_vq(vcpu); reqoffset = SVE_SIG_ZREG_OFFSET(vq, reg_num) - SVE_SIG_REGS_OFFSET; @@ -437,7 +437,7 @@ static int sve_reg_to_region(struct sve_state_reg_region *region, if (!vcpu_has_sve(vcpu) || (reg->id & SVE_REG_SLICE_MASK) > 0) return -ENOENT; - vq = sve_vq_from_vl(vcpu->arch.sve_max_vl); + vq = vcpu_sve_max_vq(vcpu); reqoffset = SVE_SIG_PREG_OFFSET(vq, reg_num) - SVE_SIG_REGS_OFFSET; diff --git a/arch/arm64/kvm/hyp/Makefile b/arch/arm64/kvm/hyp/Makefile index 41d51b0a7e3f..b726332eec49 100644 --- a/arch/arm64/kvm/hyp/Makefile +++ b/arch/arm64/kvm/hyp/Makefile @@ -10,7 +10,4 @@ subdir-ccflags-y := -I$(incdir) \ -DDISABLE_BRANCH_PROFILING \ $(DISABLE_STACKLEAK_PLUGIN) -obj-$(CONFIG_KVM) += vhe/ nvhe/ pgtable.o - -# Disable LTO+CFI for the files in this directory -KBUILD_CFLAGS := $(filter-out $(CC_FLAGS_LTO), $(KBUILD_CFLAGS)) +obj-$(CONFIG_KVM) += vhe/ nvhe/ pgtable.o reserved_mem.o diff --git a/arch/arm64/kvm/hyp/entry.S b/arch/arm64/kvm/hyp/entry.S index 0c66a1d408fd..e831d3dfd50d 100644 --- a/arch/arm64/kvm/hyp/entry.S +++ b/arch/arm64/kvm/hyp/entry.S @@ -85,8 +85,10 @@ SYM_INNER_LABEL(__guest_exit_panic, SYM_L_GLOBAL) // If the hyp context is loaded, go straight to hyp_panic get_loaded_vcpu x0, x1 - cbz x0, hyp_panic + cbnz x0, 1f + b hyp_panic +1: // The hyp context is saved so make sure it is restored to allow // hyp_panic to run at hyp and, subsequently, panic to run in the host. // This makes use of __guest_exit to avoid duplication but sets the @@ -94,7 +96,7 @@ SYM_INNER_LABEL(__guest_exit_panic, SYM_L_GLOBAL) // current state is saved to the guest context but it will only be // accurate if the guest had been completely restored. adr_this_cpu x0, kvm_hyp_ctxt, x1 - adr x1, hyp_panic + adr_l x1, hyp_panic str x1, [x0, #CPU_XREG_OFFSET(30)] get_vcpu_ptr x1, x0 diff --git a/arch/arm64/kvm/hyp/fpsimd.S b/arch/arm64/kvm/hyp/fpsimd.S index 01f114aa47b0..3c635929771a 100644 --- a/arch/arm64/kvm/hyp/fpsimd.S +++ b/arch/arm64/kvm/hyp/fpsimd.S @@ -19,3 +19,13 @@ SYM_FUNC_START(__fpsimd_restore_state) fpsimd_restore x0, 1 ret SYM_FUNC_END(__fpsimd_restore_state) + +SYM_FUNC_START(__sve_restore_state) + __sve_load 0, x1, 2 + ret +SYM_FUNC_END(__sve_restore_state) + +SYM_FUNC_START(__sve_save_state) + sve_save 0, x1, 2 + ret +SYM_FUNC_END(__sve_save_state) diff --git a/arch/arm64/kvm/hyp/include/hyp/switch.h b/arch/arm64/kvm/hyp/include/hyp/switch.h index 6c1f51f25eb3..8d980a15df71 100644 --- a/arch/arm64/kvm/hyp/include/hyp/switch.h +++ b/arch/arm64/kvm/hyp/include/hyp/switch.h @@ -160,19 +160,9 @@ static inline bool __translate_far_to_hpfar(u64 far, u64 *hpfar) return true; } -static inline bool __populate_fault_info(struct kvm_vcpu *vcpu) +static inline bool __get_fault_info(u64 esr, struct kvm_vcpu_fault_info *fault) { - u8 ec; - u64 esr; - u64 hpfar, far; - - esr = vcpu->arch.fault.esr_el2; - ec = ESR_ELx_EC(esr); - - if (ec != ESR_ELx_EC_DABT_LOW && ec != ESR_ELx_EC_IABT_LOW) - return true; - - far = read_sysreg_el2(SYS_FAR); + fault->far_el2 = read_sysreg_el2(SYS_FAR); /* * The HPFAR can be invalid if the stage 2 fault did not @@ -188,39 +178,63 @@ static inline bool __populate_fault_info(struct kvm_vcpu *vcpu) if (!(esr & ESR_ELx_S1PTW) && (cpus_have_final_cap(ARM64_WORKAROUND_834220) || (esr & ESR_ELx_FSC_TYPE) == FSC_PERM)) { - if (!__translate_far_to_hpfar(far, &hpfar)) + if (!__translate_far_to_hpfar(fault->far_el2, &fault->hpfar_el2)) return false; } else { - hpfar = read_sysreg(hpfar_el2); + fault->hpfar_el2 = read_sysreg(hpfar_el2); } - vcpu->arch.fault.far_el2 = far; - vcpu->arch.fault.hpfar_el2 = hpfar; return true; } +static inline bool __populate_fault_info(struct kvm_vcpu *vcpu) +{ + u8 ec; + u64 esr; + + esr = vcpu->arch.fault.esr_el2; + ec = ESR_ELx_EC(esr); + + if (ec != ESR_ELx_EC_DABT_LOW && ec != ESR_ELx_EC_IABT_LOW) + return true; + + return __get_fault_info(esr, &vcpu->arch.fault); +} + +static inline void __hyp_sve_save_host(struct kvm_vcpu *vcpu) +{ + struct thread_struct *thread; + + thread = container_of(vcpu->arch.host_fpsimd_state, struct thread_struct, + uw.fpsimd_state); + + __sve_save_state(sve_pffr(thread), &vcpu->arch.host_fpsimd_state->fpsr); +} + +static inline void __hyp_sve_restore_guest(struct kvm_vcpu *vcpu) +{ + sve_cond_update_zcr_vq(vcpu_sve_max_vq(vcpu) - 1, SYS_ZCR_EL2); + __sve_restore_state(vcpu_sve_pffr(vcpu), + &vcpu->arch.ctxt.fp_regs.fpsr); + write_sysreg_el1(__vcpu_sys_reg(vcpu, ZCR_EL1), SYS_ZCR); +} + /* Check for an FPSIMD/SVE trap and handle as appropriate */ static inline bool __hyp_handle_fpsimd(struct kvm_vcpu *vcpu) { - bool vhe, sve_guest, sve_host; + bool sve_guest, sve_host; u8 esr_ec; + u64 reg; if (!system_supports_fpsimd()) return false; - /* - * Currently system_supports_sve() currently implies has_vhe(), - * so the check is redundant. However, has_vhe() can be determined - * statically and helps the compiler remove dead code. - */ - if (has_vhe() && system_supports_sve()) { + if (system_supports_sve()) { sve_guest = vcpu_has_sve(vcpu); sve_host = vcpu->arch.flags & KVM_ARM64_HOST_SVE_IN_USE; - vhe = true; } else { sve_guest = false; sve_host = false; - vhe = has_vhe(); } esr_ec = kvm_vcpu_trap_get_class(vcpu); @@ -229,53 +243,38 @@ static inline bool __hyp_handle_fpsimd(struct kvm_vcpu *vcpu) return false; /* Don't handle SVE traps for non-SVE vcpus here: */ - if (!sve_guest) - if (esr_ec != ESR_ELx_EC_FP_ASIMD) - return false; + if (!sve_guest && esr_ec != ESR_ELx_EC_FP_ASIMD) + return false; /* Valid trap. Switch the context: */ - - if (vhe) { - u64 reg = read_sysreg(cpacr_el1) | CPACR_EL1_FPEN; - + if (has_vhe()) { + reg = CPACR_EL1_FPEN; if (sve_guest) reg |= CPACR_EL1_ZEN; - write_sysreg(reg, cpacr_el1); + sysreg_clear_set(cpacr_el1, 0, reg); } else { - write_sysreg(read_sysreg(cptr_el2) & ~(u64)CPTR_EL2_TFP, - cptr_el2); - } + reg = CPTR_EL2_TFP; + if (sve_guest) + reg |= CPTR_EL2_TZ; + sysreg_clear_set(cptr_el2, reg, 0); + } isb(); if (vcpu->arch.flags & KVM_ARM64_FP_HOST) { - /* - * In the SVE case, VHE is assumed: it is enforced by - * Kconfig and kvm_arch_init(). - */ - if (sve_host) { - struct thread_struct *thread = container_of( - vcpu->arch.host_fpsimd_state, - struct thread_struct, uw.fpsimd_state); - - sve_save_state(sve_pffr(thread), - &vcpu->arch.host_fpsimd_state->fpsr); - } else { + if (sve_host) + __hyp_sve_save_host(vcpu); + else __fpsimd_save_state(vcpu->arch.host_fpsimd_state); - } vcpu->arch.flags &= ~KVM_ARM64_FP_HOST; } - if (sve_guest) { - sve_load_state(vcpu_sve_pffr(vcpu), - &vcpu->arch.ctxt.fp_regs.fpsr, - sve_vq_from_vl(vcpu->arch.sve_max_vl) - 1); - write_sysreg_s(__vcpu_sys_reg(vcpu, ZCR_EL1), SYS_ZCR_EL12); - } else { + if (sve_guest) + __hyp_sve_restore_guest(vcpu); + else __fpsimd_restore_state(&vcpu->arch.ctxt.fp_regs); - } /* Skip restoring fpexc32 for AArch64 guests */ if (!(read_sysreg(hcr_el2) & HCR_RW)) diff --git a/arch/arm64/kvm/hyp/include/nvhe/early_alloc.h b/arch/arm64/kvm/hyp/include/nvhe/early_alloc.h new file mode 100644 index 000000000000..dc61aaa56f31 --- /dev/null +++ b/arch/arm64/kvm/hyp/include/nvhe/early_alloc.h @@ -0,0 +1,14 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +#ifndef __KVM_HYP_EARLY_ALLOC_H +#define __KVM_HYP_EARLY_ALLOC_H + +#include + +void hyp_early_alloc_init(void *virt, unsigned long size); +unsigned long hyp_early_alloc_nr_used_pages(void); +void *hyp_early_alloc_page(void *arg); +void *hyp_early_alloc_contig(unsigned int nr_pages); + +extern struct kvm_pgtable_mm_ops hyp_early_alloc_mm_ops; + +#endif /* __KVM_HYP_EARLY_ALLOC_H */ diff --git a/arch/arm64/kvm/hyp/include/nvhe/gfp.h b/arch/arm64/kvm/hyp/include/nvhe/gfp.h new file mode 100644 index 000000000000..55b3f0ce5bc8 --- /dev/null +++ b/arch/arm64/kvm/hyp/include/nvhe/gfp.h @@ -0,0 +1,68 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +#ifndef __KVM_HYP_GFP_H +#define __KVM_HYP_GFP_H + +#include + +#include +#include + +#define HYP_NO_ORDER UINT_MAX + +struct hyp_pool { + /* + * Spinlock protecting concurrent changes to the memory pool as well as + * the struct hyp_page of the pool's pages until we have a proper atomic + * API at EL2. + */ + hyp_spinlock_t lock; + struct list_head free_area[MAX_ORDER]; + phys_addr_t range_start; + phys_addr_t range_end; + unsigned int max_order; +}; + +static inline void hyp_page_ref_inc(struct hyp_page *p) +{ + struct hyp_pool *pool = hyp_page_to_pool(p); + + hyp_spin_lock(&pool->lock); + p->refcount++; + hyp_spin_unlock(&pool->lock); +} + +static inline int hyp_page_ref_dec_and_test(struct hyp_page *p) +{ + struct hyp_pool *pool = hyp_page_to_pool(p); + int ret; + + hyp_spin_lock(&pool->lock); + p->refcount--; + ret = (p->refcount == 0); + hyp_spin_unlock(&pool->lock); + + return ret; +} + +static inline void hyp_set_page_refcounted(struct hyp_page *p) +{ + struct hyp_pool *pool = hyp_page_to_pool(p); + + hyp_spin_lock(&pool->lock); + if (p->refcount) { + hyp_spin_unlock(&pool->lock); + hyp_panic(); + } + p->refcount = 1; + hyp_spin_unlock(&pool->lock); +} + +/* Allocation */ +void *hyp_alloc_pages(struct hyp_pool *pool, unsigned int order); +void hyp_get_page(void *addr); +void hyp_put_page(void *addr); + +/* Used pages cannot be freed */ +int hyp_pool_init(struct hyp_pool *pool, u64 pfn, unsigned int nr_pages, + unsigned int reserved_pages); +#endif /* __KVM_HYP_GFP_H */ diff --git a/arch/arm64/kvm/hyp/include/nvhe/mem_protect.h b/arch/arm64/kvm/hyp/include/nvhe/mem_protect.h new file mode 100644 index 000000000000..42d81ec739fa --- /dev/null +++ b/arch/arm64/kvm/hyp/include/nvhe/mem_protect.h @@ -0,0 +1,36 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Copyright (C) 2020 Google LLC + * Author: Quentin Perret + */ + +#ifndef __KVM_NVHE_MEM_PROTECT__ +#define __KVM_NVHE_MEM_PROTECT__ +#include +#include +#include +#include +#include + +struct host_kvm { + struct kvm_arch arch; + struct kvm_pgtable pgt; + struct kvm_pgtable_mm_ops mm_ops; + hyp_spinlock_t lock; +}; +extern struct host_kvm host_kvm; + +int __pkvm_prot_finalize(void); +int __pkvm_mark_hyp(phys_addr_t start, phys_addr_t end); + +int kvm_host_prepare_stage2(void *mem_pgt_pool, void *dev_pgt_pool); +void handle_host_mem_abort(struct kvm_cpu_context *host_ctxt); + +static __always_inline void __load_host_stage2(void) +{ + if (static_branch_likely(&kvm_protected_mode_initialized)) + __load_stage2(&host_kvm.arch.mmu, host_kvm.arch.vtcr); + else + write_sysreg(0, vttbr_el2); +} +#endif /* __KVM_NVHE_MEM_PROTECT__ */ diff --git a/arch/arm64/kvm/hyp/include/nvhe/memory.h b/arch/arm64/kvm/hyp/include/nvhe/memory.h new file mode 100644 index 000000000000..d2fb307c5952 --- /dev/null +++ b/arch/arm64/kvm/hyp/include/nvhe/memory.h @@ -0,0 +1,52 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +#ifndef __KVM_HYP_MEMORY_H +#define __KVM_HYP_MEMORY_H + +#include + +#include + +struct hyp_pool; +struct hyp_page { + unsigned int refcount; + unsigned int order; + struct hyp_pool *pool; + struct list_head node; +}; + +extern s64 hyp_physvirt_offset; +extern u64 __hyp_vmemmap; +#define hyp_vmemmap ((struct hyp_page *)__hyp_vmemmap) + +#define __hyp_pa(virt) ((phys_addr_t)(virt) + hyp_physvirt_offset) +#define __hyp_va(phys) ((void *)((phys_addr_t)(phys) - hyp_physvirt_offset)) + +static inline void *hyp_phys_to_virt(phys_addr_t phys) +{ + return __hyp_va(phys); +} + +static inline phys_addr_t hyp_virt_to_phys(void *addr) +{ + return __hyp_pa(addr); +} + +#define hyp_phys_to_pfn(phys) ((phys) >> PAGE_SHIFT) +#define hyp_pfn_to_phys(pfn) ((phys_addr_t)((pfn) << PAGE_SHIFT)) +#define hyp_phys_to_page(phys) (&hyp_vmemmap[hyp_phys_to_pfn(phys)]) +#define hyp_virt_to_page(virt) hyp_phys_to_page(__hyp_pa(virt)) +#define hyp_virt_to_pfn(virt) hyp_phys_to_pfn(__hyp_pa(virt)) + +#define hyp_page_to_pfn(page) ((struct hyp_page *)(page) - hyp_vmemmap) +#define hyp_page_to_phys(page) hyp_pfn_to_phys((hyp_page_to_pfn(page))) +#define hyp_page_to_virt(page) __hyp_va(hyp_page_to_phys(page)) +#define hyp_page_to_pool(page) (((struct hyp_page *)page)->pool) + +static inline int hyp_page_count(void *addr) +{ + struct hyp_page *p = hyp_virt_to_page(addr); + + return p->refcount; +} + +#endif /* __KVM_HYP_MEMORY_H */ diff --git a/arch/arm64/kvm/hyp/include/nvhe/mm.h b/arch/arm64/kvm/hyp/include/nvhe/mm.h new file mode 100644 index 000000000000..0095f6289742 --- /dev/null +++ b/arch/arm64/kvm/hyp/include/nvhe/mm.h @@ -0,0 +1,96 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +#ifndef __KVM_HYP_MM_H +#define __KVM_HYP_MM_H + +#include +#include +#include +#include + +#include +#include + +#define HYP_MEMBLOCK_REGIONS 128 +extern struct memblock_region kvm_nvhe_sym(hyp_memory)[]; +extern unsigned int kvm_nvhe_sym(hyp_memblock_nr); +extern struct kvm_pgtable pkvm_pgtable; +extern hyp_spinlock_t pkvm_pgd_lock; +extern struct hyp_pool hpool; +extern u64 __io_map_base; + +int hyp_create_idmap(u32 hyp_va_bits); +int hyp_map_vectors(void); +int hyp_back_vmemmap(phys_addr_t phys, unsigned long size, phys_addr_t back); +int pkvm_cpu_set_vector(enum arm64_hyp_spectre_vector slot); +int pkvm_create_mappings(void *from, void *to, enum kvm_pgtable_prot prot); +int __pkvm_create_mappings(unsigned long start, unsigned long size, + unsigned long phys, enum kvm_pgtable_prot prot); +unsigned long __pkvm_create_private_mapping(phys_addr_t phys, size_t size, + enum kvm_pgtable_prot prot); + +static inline void hyp_vmemmap_range(phys_addr_t phys, unsigned long size, + unsigned long *start, unsigned long *end) +{ + unsigned long nr_pages = size >> PAGE_SHIFT; + struct hyp_page *p = hyp_phys_to_page(phys); + + *start = (unsigned long)p; + *end = *start + nr_pages * sizeof(struct hyp_page); + *start = ALIGN_DOWN(*start, PAGE_SIZE); + *end = ALIGN(*end, PAGE_SIZE); +} + +static inline unsigned long __hyp_pgtable_max_pages(unsigned long nr_pages) +{ + unsigned long total = 0, i; + + /* Provision the worst case scenario */ + for (i = 0; i < KVM_PGTABLE_MAX_LEVELS; i++) { + nr_pages = DIV_ROUND_UP(nr_pages, PTRS_PER_PTE); + total += nr_pages; + } + + return total; +} + +static inline unsigned long __hyp_pgtable_total_pages(void) +{ + unsigned long res = 0, i; + + /* Cover all of memory with page-granularity */ + for (i = 0; i < kvm_nvhe_sym(hyp_memblock_nr); i++) { + struct memblock_region *reg = &kvm_nvhe_sym(hyp_memory)[i]; + res += __hyp_pgtable_max_pages(reg->size >> PAGE_SHIFT); + } + + return res; +} + +static inline unsigned long hyp_s1_pgtable_pages(void) +{ + unsigned long res; + + res = __hyp_pgtable_total_pages(); + + /* Allow 1 GiB for private mappings */ + res += __hyp_pgtable_max_pages(SZ_1G >> PAGE_SHIFT); + + return res; +} + +static inline unsigned long host_s2_mem_pgtable_pages(void) +{ + /* + * Include an extra 16 pages to safely upper-bound the worst case of + * concatenated pgds. + */ + return __hyp_pgtable_total_pages() + 16; +} + +static inline unsigned long host_s2_dev_pgtable_pages(void) +{ + /* Allow 1 GiB for MMIO mappings */ + return __hyp_pgtable_max_pages(SZ_1G >> PAGE_SHIFT); +} + +#endif /* __KVM_HYP_MM_H */ diff --git a/arch/arm64/kvm/hyp/include/nvhe/spinlock.h b/arch/arm64/kvm/hyp/include/nvhe/spinlock.h new file mode 100644 index 000000000000..76b537f8d1c6 --- /dev/null +++ b/arch/arm64/kvm/hyp/include/nvhe/spinlock.h @@ -0,0 +1,92 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * A stand-alone ticket spinlock implementation for use by the non-VHE + * KVM hypervisor code running at EL2. + * + * Copyright (C) 2020 Google LLC + * Author: Will Deacon + * + * Heavily based on the implementation removed by c11090474d70 which was: + * Copyright (C) 2012 ARM Ltd. + */ + +#ifndef __ARM64_KVM_NVHE_SPINLOCK_H__ +#define __ARM64_KVM_NVHE_SPINLOCK_H__ + +#include +#include + +typedef union hyp_spinlock { + u32 __val; + struct { +#ifdef __AARCH64EB__ + u16 next, owner; +#else + u16 owner, next; +#endif + }; +} hyp_spinlock_t; + +#define hyp_spin_lock_init(l) \ +do { \ + *(l) = (hyp_spinlock_t){ .__val = 0 }; \ +} while (0) + +static inline void hyp_spin_lock(hyp_spinlock_t *lock) +{ + u32 tmp; + hyp_spinlock_t lockval, newval; + + asm volatile( + /* Atomically increment the next ticket. */ + ARM64_LSE_ATOMIC_INSN( + /* LL/SC */ +" prfm pstl1strm, %3\n" +"1: ldaxr %w0, %3\n" +" add %w1, %w0, #(1 << 16)\n" +" stxr %w2, %w1, %3\n" +" cbnz %w2, 1b\n", + /* LSE atomics */ +" mov %w2, #(1 << 16)\n" +" ldadda %w2, %w0, %3\n" + __nops(3)) + + /* Did we get the lock? */ +" eor %w1, %w0, %w0, ror #16\n" +" cbz %w1, 3f\n" + /* + * No: spin on the owner. Send a local event to avoid missing an + * unlock before the exclusive load. + */ +" sevl\n" +"2: wfe\n" +" ldaxrh %w2, %4\n" +" eor %w1, %w2, %w0, lsr #16\n" +" cbnz %w1, 2b\n" + /* We got the lock. Critical section starts here. */ +"3:" + : "=&r" (lockval), "=&r" (newval), "=&r" (tmp), "+Q" (*lock) + : "Q" (lock->owner) + : "memory"); +} + +static inline void hyp_spin_unlock(hyp_spinlock_t *lock) +{ + u64 tmp; + + asm volatile( + ARM64_LSE_ATOMIC_INSN( + /* LL/SC */ + " ldrh %w1, %0\n" + " add %w1, %w1, #1\n" + " stlrh %w1, %0", + /* LSE atomics */ + " mov %w1, #1\n" + " staddlh %w1, %0\n" + __nops(1)) + : "=Q" (lock->owner), "=&r" (tmp) + : + : "memory"); +} + +#endif /* __ARM64_KVM_NVHE_SPINLOCK_H__ */ diff --git a/arch/arm64/kvm/hyp/nvhe/Makefile b/arch/arm64/kvm/hyp/nvhe/Makefile index a6707df4f6c0..a6c007816bd9 100644 --- a/arch/arm64/kvm/hyp/nvhe/Makefile +++ b/arch/arm64/kvm/hyp/nvhe/Makefile @@ -9,10 +9,15 @@ ccflags-y := -D__KVM_NVHE_HYPERVISOR__ -D__DISABLE_EXPORTS hostprogs := gen-hyprel HOST_EXTRACFLAGS += -I$(objtree)/include +lib-objs := clear_page.o copy_page.o memcpy.o memset.o +lib-objs := $(addprefix ../../../lib/, $(lib-objs)) + obj-y := timer-sr.o sysreg-sr.o debug-sr.o switch.o tlb.o hyp-init.o host.o \ - hyp-main.o hyp-smp.o psci-relay.o + hyp-main.o hyp-smp.o psci-relay.o early_alloc.o stub.o page_alloc.o \ + cache.o setup.o mm.o mem_protect.o obj-y += ../vgic-v3-sr.o ../aarch32.o ../vgic-v2-cpuif-proxy.o ../entry.o \ - ../fpsimd.o ../hyp-entry.o ../exception.o + ../fpsimd.o ../hyp-entry.o ../exception.o ../pgtable.o +obj-y += $(lib-objs) ## ## Build rules for compiling nVHE hyp code @@ -75,9 +80,9 @@ quiet_cmd_hyprel = HYPREL $@ quiet_cmd_hypcopy = HYPCOPY $@ cmd_hypcopy = $(OBJCOPY) --prefix-symbols=__kvm_nvhe_ $< $@ -# Remove ftrace and Shadow Call Stack CFLAGS. -# This is equivalent to the 'notrace' and '__noscs' annotations. -KBUILD_CFLAGS := $(filter-out $(CC_FLAGS_FTRACE) $(CC_FLAGS_SCS), $(KBUILD_CFLAGS)) +# Remove ftrace, Shadow Call Stack and CFI CFLAGS. +# This is equivalent to the 'notrace', '__noscs' and '__nocfi' annotations. +KBUILD_CFLAGS := $(filter-out $(CC_FLAGS_FTRACE) $(CC_FLAGS_SCS) $(CC_FLAGS_CFI), $(KBUILD_CFLAGS)) # KVM nVHE code is run at a different exception code with a different map, so # compiler instrumentation that inserts callbacks or checks into the code may diff --git a/arch/arm64/kvm/hyp/nvhe/cache.S b/arch/arm64/kvm/hyp/nvhe/cache.S new file mode 100644 index 000000000000..36cef6915428 --- /dev/null +++ b/arch/arm64/kvm/hyp/nvhe/cache.S @@ -0,0 +1,13 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Code copied from arch/arm64/mm/cache.S. + */ + +#include +#include +#include + +SYM_FUNC_START_PI(__flush_dcache_area) + dcache_by_line_op civac, sy, x0, x1, x2, x3 + ret +SYM_FUNC_END_PI(__flush_dcache_area) diff --git a/arch/arm64/kvm/hyp/nvhe/early_alloc.c b/arch/arm64/kvm/hyp/nvhe/early_alloc.c new file mode 100644 index 000000000000..1306c430ab87 --- /dev/null +++ b/arch/arm64/kvm/hyp/nvhe/early_alloc.c @@ -0,0 +1,54 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Copyright (C) 2020 Google LLC + * Author: Quentin Perret + */ + +#include + +#include +#include + +struct kvm_pgtable_mm_ops hyp_early_alloc_mm_ops; +s64 __ro_after_init hyp_physvirt_offset; + +static unsigned long base; +static unsigned long end; +static unsigned long cur; + +unsigned long hyp_early_alloc_nr_used_pages(void) +{ + return (cur - base) >> PAGE_SHIFT; +} + +void *hyp_early_alloc_contig(unsigned int nr_pages) +{ + unsigned long size = (nr_pages << PAGE_SHIFT); + void *ret = (void *)cur; + + if (!nr_pages) + return NULL; + + if (end - cur < size) + return NULL; + + cur += size; + memset(ret, 0, size); + + return ret; +} + +void *hyp_early_alloc_page(void *arg) +{ + return hyp_early_alloc_contig(1); +} + +void hyp_early_alloc_init(void *virt, unsigned long size) +{ + base = cur = (unsigned long)virt; + end = base + size; + + hyp_early_alloc_mm_ops.zalloc_page = hyp_early_alloc_page; + hyp_early_alloc_mm_ops.phys_to_virt = hyp_phys_to_virt; + hyp_early_alloc_mm_ops.virt_to_phys = hyp_virt_to_phys; +} diff --git a/arch/arm64/kvm/hyp/nvhe/host.S b/arch/arm64/kvm/hyp/nvhe/host.S index 5d94584840cc..c419648c1d3f 100644 --- a/arch/arm64/kvm/hyp/nvhe/host.S +++ b/arch/arm64/kvm/hyp/nvhe/host.S @@ -152,7 +152,7 @@ SYM_FUNC_END(__hyp_do_panic) .macro invalid_host_el1_vect .align 7 - mov x0, xzr /* restore_host = false */ + mov x0, xzr /* host_ctxt = NULL */ mrs x1, spsr_el2 mrs x2, elr_el2 mrs x3, par_el1 diff --git a/arch/arm64/kvm/hyp/nvhe/hyp-init.S b/arch/arm64/kvm/hyp/nvhe/hyp-init.S index c631e29fb001..c953fb4b9a13 100644 --- a/arch/arm64/kvm/hyp/nvhe/hyp-init.S +++ b/arch/arm64/kvm/hyp/nvhe/hyp-init.S @@ -83,11 +83,6 @@ SYM_CODE_END(__kvm_hyp_init) * x0: struct kvm_nvhe_init_params PA */ SYM_CODE_START_LOCAL(___kvm_hyp_init) -alternative_if ARM64_KVM_PROTECTED_MODE - mov_q x1, HCR_HOST_NVHE_PROTECTED_FLAGS - msr hcr_el2, x1 -alternative_else_nop_endif - ldr x1, [x0, #NVHE_INIT_TPIDR_EL2] msr tpidr_el2, x1 @@ -97,6 +92,15 @@ alternative_else_nop_endif ldr x1, [x0, #NVHE_INIT_MAIR_EL2] msr mair_el2, x1 + ldr x1, [x0, #NVHE_INIT_HCR_EL2] + msr hcr_el2, x1 + + ldr x1, [x0, #NVHE_INIT_VTTBR] + msr vttbr_el2, x1 + + ldr x1, [x0, #NVHE_INIT_VTCR] + msr vtcr_el2, x1 + ldr x1, [x0, #NVHE_INIT_PGD_PA] phys_to_ttbr x2, x1 alternative_if ARM64_HAS_CNP @@ -115,15 +119,10 @@ alternative_else_nop_endif /* Invalidate the stale TLBs from Bootloader */ tlbi alle2 + tlbi vmalls12e1 dsb sy - /* - * Preserve all the RES1 bits while setting the default flags, - * as well as the EE bit on BE. Drop the A flag since the compiler - * is allowed to generate unaligned accesses. - */ - mov_q x0, (SCTLR_EL2_RES1 | (SCTLR_ELx_FLAGS & ~SCTLR_ELx_A)) -CPU_BE( orr x0, x0, #SCTLR_ELx_EE) + mov_q x0, INIT_SCTLR_EL2_MMU_ON alternative_if ARM64_HAS_ADDRESS_AUTH mov_q x1, (SCTLR_ELx_ENIA | SCTLR_ELx_ENIB | \ SCTLR_ELx_ENDA | SCTLR_ELx_ENDB) @@ -221,9 +220,7 @@ SYM_CODE_START(__kvm_handle_stub_hvc) mov x0, xzr reset: /* Reset kvm back to the hyp stub. */ - mrs x5, sctlr_el2 - mov_q x6, SCTLR_ELx_FLAGS - bic x5, x5, x6 // Clear SCTL_M and etc + mov_q x5, INIT_SCTLR_EL2_MMU_OFF pre_disable_mmu_workaround msr sctlr_el2, x5 isb @@ -244,4 +241,31 @@ alternative_else_nop_endif SYM_CODE_END(__kvm_handle_stub_hvc) +SYM_FUNC_START(__pkvm_init_switch_pgd) + /* Turn the MMU off */ + pre_disable_mmu_workaround + mrs x2, sctlr_el2 + bic x3, x2, #SCTLR_ELx_M + msr sctlr_el2, x3 + isb + + tlbi alle2 + + /* Install the new pgtables */ + ldr x3, [x0, #NVHE_INIT_PGD_PA] + phys_to_ttbr x4, x3 +alternative_if ARM64_HAS_CNP + orr x4, x4, #TTBR_CNP_BIT +alternative_else_nop_endif + msr ttbr0_el2, x4 + + /* Set the new stack pointer */ + ldr x0, [x0, #NVHE_INIT_STACK_HYP_VA] + mov sp, x0 + + /* And turn the MMU back on! */ + set_sctlr_el2 x2 + ret x1 +SYM_FUNC_END(__pkvm_init_switch_pgd) + .popsection diff --git a/arch/arm64/kvm/hyp/nvhe/hyp-main.c b/arch/arm64/kvm/hyp/nvhe/hyp-main.c index 8f129968204e..5c29ee9c7437 100644 --- a/arch/arm64/kvm/hyp/nvhe/hyp-main.c +++ b/arch/arm64/kvm/hyp/nvhe/hyp-main.c @@ -6,12 +6,15 @@ #include +#include #include #include #include #include #include +#include +#include #include DEFINE_PER_CPU(struct kvm_nvhe_init_params, kvm_init_params); @@ -46,11 +49,11 @@ static void handle___kvm_tlb_flush_vmid(struct kvm_cpu_context *host_ctxt) __kvm_tlb_flush_vmid(kern_hyp_va(mmu)); } -static void handle___kvm_tlb_flush_local_vmid(struct kvm_cpu_context *host_ctxt) +static void handle___kvm_flush_cpu_context(struct kvm_cpu_context *host_ctxt) { DECLARE_REG(struct kvm_s2_mmu *, mmu, host_ctxt, 1); - __kvm_tlb_flush_local_vmid(kern_hyp_va(mmu)); + __kvm_flush_cpu_context(kern_hyp_va(mmu)); } static void handle___kvm_timer_set_cntvoff(struct kvm_cpu_context *host_ctxt) @@ -106,6 +109,61 @@ static void handle___vgic_v3_restore_aprs(struct kvm_cpu_context *host_ctxt) __vgic_v3_restore_aprs(kern_hyp_va(cpu_if)); } +static void handle___pkvm_init(struct kvm_cpu_context *host_ctxt) +{ + DECLARE_REG(phys_addr_t, phys, host_ctxt, 1); + DECLARE_REG(unsigned long, size, host_ctxt, 2); + DECLARE_REG(unsigned long, nr_cpus, host_ctxt, 3); + DECLARE_REG(unsigned long *, per_cpu_base, host_ctxt, 4); + DECLARE_REG(u32, hyp_va_bits, host_ctxt, 5); + + /* + * __pkvm_init() will return only if an error occurred, otherwise it + * will tail-call in __pkvm_init_finalise() which will have to deal + * with the host context directly. + */ + cpu_reg(host_ctxt, 1) = __pkvm_init(phys, size, nr_cpus, per_cpu_base, + hyp_va_bits); +} + +static void handle___pkvm_cpu_set_vector(struct kvm_cpu_context *host_ctxt) +{ + DECLARE_REG(enum arm64_hyp_spectre_vector, slot, host_ctxt, 1); + + cpu_reg(host_ctxt, 1) = pkvm_cpu_set_vector(slot); +} + +static void handle___pkvm_create_mappings(struct kvm_cpu_context *host_ctxt) +{ + DECLARE_REG(unsigned long, start, host_ctxt, 1); + DECLARE_REG(unsigned long, size, host_ctxt, 2); + DECLARE_REG(unsigned long, phys, host_ctxt, 3); + DECLARE_REG(enum kvm_pgtable_prot, prot, host_ctxt, 4); + + cpu_reg(host_ctxt, 1) = __pkvm_create_mappings(start, size, phys, prot); +} + +static void handle___pkvm_create_private_mapping(struct kvm_cpu_context *host_ctxt) +{ + DECLARE_REG(phys_addr_t, phys, host_ctxt, 1); + DECLARE_REG(size_t, size, host_ctxt, 2); + DECLARE_REG(enum kvm_pgtable_prot, prot, host_ctxt, 3); + + cpu_reg(host_ctxt, 1) = __pkvm_create_private_mapping(phys, size, prot); +} + +static void handle___pkvm_prot_finalize(struct kvm_cpu_context *host_ctxt) +{ + cpu_reg(host_ctxt, 1) = __pkvm_prot_finalize(); +} + +static void handle___pkvm_mark_hyp(struct kvm_cpu_context *host_ctxt) +{ + DECLARE_REG(phys_addr_t, start, host_ctxt, 1); + DECLARE_REG(phys_addr_t, end, host_ctxt, 2); + + cpu_reg(host_ctxt, 1) = __pkvm_mark_hyp(start, end); +} typedef void (*hcall_t)(struct kvm_cpu_context *); #define HANDLE_FUNC(x) [__KVM_HOST_SMCCC_FUNC_##x] = (hcall_t)handle_##x @@ -115,7 +173,7 @@ static const hcall_t host_hcall[] = { HANDLE_FUNC(__kvm_flush_vm_context), HANDLE_FUNC(__kvm_tlb_flush_vmid_ipa), HANDLE_FUNC(__kvm_tlb_flush_vmid), - HANDLE_FUNC(__kvm_tlb_flush_local_vmid), + HANDLE_FUNC(__kvm_flush_cpu_context), HANDLE_FUNC(__kvm_timer_set_cntvoff), HANDLE_FUNC(__kvm_enable_ssbs), HANDLE_FUNC(__vgic_v3_get_gic_config), @@ -125,6 +183,12 @@ static const hcall_t host_hcall[] = { HANDLE_FUNC(__kvm_get_mdcr_el2), HANDLE_FUNC(__vgic_v3_save_aprs), HANDLE_FUNC(__vgic_v3_restore_aprs), + HANDLE_FUNC(__pkvm_init), + HANDLE_FUNC(__pkvm_cpu_set_vector), + HANDLE_FUNC(__pkvm_create_mappings), + HANDLE_FUNC(__pkvm_create_private_mapping), + HANDLE_FUNC(__pkvm_prot_finalize), + HANDLE_FUNC(__pkvm_mark_hyp), }; static void handle_host_hcall(struct kvm_cpu_context *host_ctxt) @@ -177,6 +241,16 @@ void handle_trap(struct kvm_cpu_context *host_ctxt) case ESR_ELx_EC_SMC64: handle_host_smc(host_ctxt); break; + case ESR_ELx_EC_SVE: + sysreg_clear_set(cptr_el2, CPTR_EL2_TZ, 0); + isb(); + sve_cond_update_zcr_vq(ZCR_ELx_LEN_MASK, SYS_ZCR_EL2); + break; + case ESR_ELx_EC_IABT_LOW: + fallthrough; + case ESR_ELx_EC_DABT_LOW: + handle_host_mem_abort(host_ctxt); + break; default: hyp_panic(); } diff --git a/arch/arm64/kvm/hyp/nvhe/hyp-smp.c b/arch/arm64/kvm/hyp/nvhe/hyp-smp.c index 879559057dee..cc829b9db0da 100644 --- a/arch/arm64/kvm/hyp/nvhe/hyp-smp.c +++ b/arch/arm64/kvm/hyp/nvhe/hyp-smp.c @@ -38,3 +38,10 @@ unsigned long __hyp_per_cpu_offset(unsigned int cpu) elf_base = (unsigned long)&__per_cpu_start; return this_cpu_base - elf_base; } + +/* + * Define the CPU feature registers variables that will hold the copies of + * the host's sanitized values. + */ +#define KVM_HYP_CPU_FTR_REG(name) struct arm64_ftr_reg name +#include diff --git a/arch/arm64/kvm/hyp/nvhe/hyp.lds.S b/arch/arm64/kvm/hyp/nvhe/hyp.lds.S index cd119d82d8e3..f4562f417d3f 100644 --- a/arch/arm64/kvm/hyp/nvhe/hyp.lds.S +++ b/arch/arm64/kvm/hyp/nvhe/hyp.lds.S @@ -25,4 +25,5 @@ SECTIONS { BEGIN_HYP_SECTION(.data..percpu) PERCPU_INPUT(L1_CACHE_BYTES) END_HYP_SECTION + HYP_SECTION(.bss) } diff --git a/arch/arm64/kvm/hyp/nvhe/mem_protect.c b/arch/arm64/kvm/hyp/nvhe/mem_protect.c new file mode 100644 index 000000000000..c472c3becf40 --- /dev/null +++ b/arch/arm64/kvm/hyp/nvhe/mem_protect.c @@ -0,0 +1,277 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Copyright (C) 2020 Google LLC + * Author: Quentin Perret + */ + +#include +#include +#include +#include +#include +#include +#include + +#include + +#include +#include +#include +#include + +extern unsigned long hyp_nr_cpus; +struct host_kvm host_kvm; + +struct hyp_pool host_s2_mem; +struct hyp_pool host_s2_dev; + +static const u8 pkvm_hyp_id = 1; + +static void *host_s2_zalloc_pages_exact(size_t size) +{ + return hyp_alloc_pages(&host_s2_mem, get_order(size)); +} + +static void *host_s2_zalloc_page(void *pool) +{ + return hyp_alloc_pages(pool, 0); +} + +static int prepare_s2_pools(void *mem_pgt_pool, void *dev_pgt_pool) +{ + unsigned long nr_pages, pfn; + int ret; + + pfn = hyp_virt_to_pfn(mem_pgt_pool); + nr_pages = host_s2_mem_pgtable_pages(); + ret = hyp_pool_init(&host_s2_mem, pfn, nr_pages, 0); + if (ret) + return ret; + + pfn = hyp_virt_to_pfn(dev_pgt_pool); + nr_pages = host_s2_dev_pgtable_pages(); + ret = hyp_pool_init(&host_s2_dev, pfn, nr_pages, 0); + if (ret) + return ret; + + host_kvm.mm_ops = (struct kvm_pgtable_mm_ops) { + .zalloc_pages_exact = host_s2_zalloc_pages_exact, + .zalloc_page = host_s2_zalloc_page, + .phys_to_virt = hyp_phys_to_virt, + .virt_to_phys = hyp_virt_to_phys, + .page_count = hyp_page_count, + .get_page = hyp_get_page, + .put_page = hyp_put_page, + }; + + return 0; +} + +static void prepare_host_vtcr(void) +{ + u32 parange, phys_shift; + u64 mmfr0, mmfr1; + + mmfr0 = arm64_ftr_reg_id_aa64mmfr0_el1.sys_val; + mmfr1 = arm64_ftr_reg_id_aa64mmfr1_el1.sys_val; + + /* The host stage 2 is id-mapped, so use parange for T0SZ */ + parange = kvm_get_parange(mmfr0); + phys_shift = id_aa64mmfr0_parange_to_phys_shift(parange); + + host_kvm.arch.vtcr = kvm_get_vtcr(mmfr0, mmfr1, phys_shift); +} + +int kvm_host_prepare_stage2(void *mem_pgt_pool, void *dev_pgt_pool) +{ + struct kvm_s2_mmu *mmu = &host_kvm.arch.mmu; + int ret; + + prepare_host_vtcr(); + hyp_spin_lock_init(&host_kvm.lock); + + ret = prepare_s2_pools(mem_pgt_pool, dev_pgt_pool); + if (ret) + return ret; + + ret = kvm_pgtable_stage2_init_flags(&host_kvm.pgt, &host_kvm.arch, + &host_kvm.mm_ops, KVM_PGTABLE_S2_NOFWB); + if (ret) + return ret; + + mmu->pgd_phys = __hyp_pa(host_kvm.pgt.pgd); + mmu->arch = &host_kvm.arch; + mmu->pgt = &host_kvm.pgt; + mmu->vmid.vmid_gen = 0; + mmu->vmid.vmid = 0; + + return 0; +} + +int __pkvm_prot_finalize(void) +{ + struct kvm_s2_mmu *mmu = &host_kvm.arch.mmu; + struct kvm_nvhe_init_params *params = this_cpu_ptr(&kvm_init_params); + + params->vttbr = kvm_get_vttbr(mmu); + params->vtcr = host_kvm.arch.vtcr; + params->hcr_el2 |= HCR_VM; + kvm_flush_dcache_to_poc(params, sizeof(*params)); + + write_sysreg(params->hcr_el2, hcr_el2); + __load_stage2(&host_kvm.arch.mmu, host_kvm.arch.vtcr); + + /* + * Make sure to have an ISB before the TLB maintenance below but only + * when __load_stage2() doesn't include one already. + */ + asm(ALTERNATIVE("isb", "nop", ARM64_WORKAROUND_SPECULATIVE_AT)); + + /* Invalidate stale HCR bits that may be cached in TLBs */ + __tlbi(vmalls12e1); + dsb(nsh); + isb(); + + return 0; +} + +static int host_stage2_unmap_dev_all(void) +{ + struct kvm_pgtable *pgt = &host_kvm.pgt; + struct memblock_region *reg; + u64 addr = 0; + int i, ret; + + /* Unmap all non-memory regions to recycle the pages */ + for (i = 0; i < hyp_memblock_nr; i++, addr = reg->base + reg->size) { + reg = &hyp_memory[i]; + ret = kvm_pgtable_stage2_unmap(pgt, addr, reg->base - addr); + if (ret) + return ret; + } + return kvm_pgtable_stage2_unmap(pgt, addr, BIT(pgt->ia_bits) - addr); +} + +static bool find_mem_range(phys_addr_t addr, struct kvm_mem_range *range) +{ + int cur, left = 0, right = hyp_memblock_nr; + struct memblock_region *reg; + phys_addr_t end; + + range->start = 0; + range->end = ULONG_MAX; + + /* The list of memblock regions is sorted, binary search it */ + while (left < right) { + cur = (left + right) >> 1; + reg = &hyp_memory[cur]; + end = reg->base + reg->size; + if (addr < reg->base) { + right = cur; + range->end = reg->base; + } else if (addr >= end) { + left = cur + 1; + range->start = end; + } else { + range->start = reg->base; + range->end = end; + return true; + } + } + + return false; +} + +static bool range_is_memory(u64 start, u64 end) +{ + struct kvm_mem_range r1, r2; + + if (!find_mem_range(start, &r1) || !find_mem_range(end, &r2)) + return false; + if (r1.start != r2.start) + return false; + + return true; +} + +static inline int __host_stage2_idmap(u64 start, u64 end, + enum kvm_pgtable_prot prot, + struct hyp_pool *pool) +{ + return kvm_pgtable_stage2_map(&host_kvm.pgt, start, end - start, start, + prot, pool); +} + +static int host_stage2_idmap(u64 addr) +{ + enum kvm_pgtable_prot prot = KVM_PGTABLE_PROT_R | KVM_PGTABLE_PROT_W; + struct kvm_mem_range range; + bool is_memory = find_mem_range(addr, &range); + struct hyp_pool *pool = is_memory ? &host_s2_mem : &host_s2_dev; + int ret; + + if (is_memory) + prot |= KVM_PGTABLE_PROT_X; + + hyp_spin_lock(&host_kvm.lock); + ret = kvm_pgtable_stage2_find_range(&host_kvm.pgt, addr, prot, &range); + if (ret) + goto unlock; + + ret = __host_stage2_idmap(range.start, range.end, prot, pool); + if (is_memory || ret != -ENOMEM) + goto unlock; + + /* + * host_s2_mem has been provided with enough pages to cover all of + * memory with page granularity, so we should never hit the ENOMEM case. + * However, it is difficult to know how much of the MMIO range we will + * need to cover upfront, so we may need to 'recycle' the pages if we + * run out. + */ + ret = host_stage2_unmap_dev_all(); + if (ret) + goto unlock; + + ret = __host_stage2_idmap(range.start, range.end, prot, pool); + +unlock: + hyp_spin_unlock(&host_kvm.lock); + + return ret; +} + +int __pkvm_mark_hyp(phys_addr_t start, phys_addr_t end) +{ + int ret; + + /* + * host_stage2_unmap_dev_all() currently relies on MMIO mappings being + * non-persistent, so don't allow changing page ownership in MMIO range. + */ + if (!range_is_memory(start, end)) + return -EINVAL; + + hyp_spin_lock(&host_kvm.lock); + ret = kvm_pgtable_stage2_set_owner(&host_kvm.pgt, start, end - start, + &host_s2_mem, pkvm_hyp_id); + hyp_spin_unlock(&host_kvm.lock); + + return ret != -EAGAIN ? ret : 0; +} + +void handle_host_mem_abort(struct kvm_cpu_context *host_ctxt) +{ + struct kvm_vcpu_fault_info fault; + u64 esr, addr; + int ret = 0; + + esr = read_sysreg_el2(SYS_ESR); + if (!__get_fault_info(esr, &fault)) + hyp_panic(); + + addr = (fault.hpfar_el2 & HPFAR_MASK) << 8; + ret = host_stage2_idmap(addr); + if (ret && ret != -EAGAIN) + hyp_panic(); +} diff --git a/arch/arm64/kvm/hyp/nvhe/mm.c b/arch/arm64/kvm/hyp/nvhe/mm.c new file mode 100644 index 000000000000..a8efdf0f9003 --- /dev/null +++ b/arch/arm64/kvm/hyp/nvhe/mm.c @@ -0,0 +1,173 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Copyright (C) 2020 Google LLC + * Author: Quentin Perret + */ + +#include +#include +#include +#include +#include + +#include +#include +#include +#include +#include + +struct kvm_pgtable pkvm_pgtable; +hyp_spinlock_t pkvm_pgd_lock; +u64 __io_map_base; + +struct memblock_region hyp_memory[HYP_MEMBLOCK_REGIONS]; +unsigned int hyp_memblock_nr; + +int __pkvm_create_mappings(unsigned long start, unsigned long size, + unsigned long phys, enum kvm_pgtable_prot prot) +{ + int err; + + hyp_spin_lock(&pkvm_pgd_lock); + err = kvm_pgtable_hyp_map(&pkvm_pgtable, start, size, phys, prot); + hyp_spin_unlock(&pkvm_pgd_lock); + + return err; +} + +unsigned long __pkvm_create_private_mapping(phys_addr_t phys, size_t size, + enum kvm_pgtable_prot prot) +{ + unsigned long addr; + int err; + + hyp_spin_lock(&pkvm_pgd_lock); + + size = PAGE_ALIGN(size + offset_in_page(phys)); + addr = __io_map_base; + __io_map_base += size; + + /* Are we overflowing on the vmemmap ? */ + if (__io_map_base > __hyp_vmemmap) { + __io_map_base -= size; + addr = (unsigned long)ERR_PTR(-ENOMEM); + goto out; + } + + err = kvm_pgtable_hyp_map(&pkvm_pgtable, addr, size, phys, prot); + if (err) { + addr = (unsigned long)ERR_PTR(err); + goto out; + } + + addr = addr + offset_in_page(phys); +out: + hyp_spin_unlock(&pkvm_pgd_lock); + + return addr; +} + +int pkvm_create_mappings(void *from, void *to, enum kvm_pgtable_prot prot) +{ + unsigned long start = (unsigned long)from; + unsigned long end = (unsigned long)to; + unsigned long virt_addr; + phys_addr_t phys; + + start = start & PAGE_MASK; + end = PAGE_ALIGN(end); + + for (virt_addr = start; virt_addr < end; virt_addr += PAGE_SIZE) { + int err; + + phys = hyp_virt_to_phys((void *)virt_addr); + err = __pkvm_create_mappings(virt_addr, PAGE_SIZE, phys, prot); + if (err) + return err; + } + + return 0; +} + +int hyp_back_vmemmap(phys_addr_t phys, unsigned long size, phys_addr_t back) +{ + unsigned long start, end; + + hyp_vmemmap_range(phys, size, &start, &end); + + return __pkvm_create_mappings(start, end - start, back, PAGE_HYP); +} + +static void *__hyp_bp_vect_base; +int pkvm_cpu_set_vector(enum arm64_hyp_spectre_vector slot) +{ + void *vector; + + switch (slot) { + case HYP_VECTOR_DIRECT: { + vector = __kvm_hyp_vector; + break; + } + case HYP_VECTOR_SPECTRE_DIRECT: { + vector = __bp_harden_hyp_vecs; + break; + } + case HYP_VECTOR_INDIRECT: + case HYP_VECTOR_SPECTRE_INDIRECT: { + vector = (void *)__hyp_bp_vect_base; + break; + } + default: + return -EINVAL; + } + + vector = __kvm_vector_slot2addr(vector, slot); + *this_cpu_ptr(&kvm_hyp_vector) = (unsigned long)vector; + + return 0; +} + +int hyp_map_vectors(void) +{ + phys_addr_t phys; + void *bp_base; + + if (!cpus_have_const_cap(ARM64_SPECTRE_V3A)) + return 0; + + phys = __hyp_pa(__bp_harden_hyp_vecs); + bp_base = (void *)__pkvm_create_private_mapping(phys, + __BP_HARDEN_HYP_VECS_SZ, + PAGE_HYP_EXEC); + if (IS_ERR_OR_NULL(bp_base)) + return PTR_ERR(bp_base); + + __hyp_bp_vect_base = bp_base; + + return 0; +} + +int hyp_create_idmap(u32 hyp_va_bits) +{ + unsigned long start, end; + + start = hyp_virt_to_phys((void *)__hyp_idmap_text_start); + start = ALIGN_DOWN(start, PAGE_SIZE); + + end = hyp_virt_to_phys((void *)__hyp_idmap_text_end); + end = ALIGN(end, PAGE_SIZE); + + /* + * One half of the VA space is reserved to linearly map portions of + * memory -- see va_layout.c for more details. The other half of the VA + * space contains the trampoline page, and needs some care. Split that + * second half in two and find the quarter of VA space not conflicting + * with the idmap to place the IOs and the vmemmap. IOs use the lower + * half of the quarter and the vmemmap the upper half. + */ + __io_map_base = start & BIT(hyp_va_bits - 2); + __io_map_base ^= BIT(hyp_va_bits - 2); + __hyp_vmemmap = __io_map_base | BIT(hyp_va_bits - 3); + + return __pkvm_create_mappings(start, end - start, start, PAGE_HYP_EXEC); +} diff --git a/arch/arm64/kvm/hyp/nvhe/page_alloc.c b/arch/arm64/kvm/hyp/nvhe/page_alloc.c new file mode 100644 index 000000000000..237e03bf0cb1 --- /dev/null +++ b/arch/arm64/kvm/hyp/nvhe/page_alloc.c @@ -0,0 +1,195 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Copyright (C) 2020 Google LLC + * Author: Quentin Perret + */ + +#include +#include + +u64 __hyp_vmemmap; + +/* + * Index the hyp_vmemmap to find a potential buddy page, but make no assumption + * about its current state. + * + * Example buddy-tree for a 4-pages physically contiguous pool: + * + * o : Page 3 + * / + * o-o : Page 2 + * / + * / o : Page 1 + * / / + * o---o-o : Page 0 + * Order 2 1 0 + * + * Example of requests on this pool: + * __find_buddy_nocheck(pool, page 0, order 0) => page 1 + * __find_buddy_nocheck(pool, page 0, order 1) => page 2 + * __find_buddy_nocheck(pool, page 1, order 0) => page 0 + * __find_buddy_nocheck(pool, page 2, order 0) => page 3 + */ +static struct hyp_page *__find_buddy_nocheck(struct hyp_pool *pool, + struct hyp_page *p, + unsigned int order) +{ + phys_addr_t addr = hyp_page_to_phys(p); + + addr ^= (PAGE_SIZE << order); + + /* + * Don't return a page outside the pool range -- it belongs to + * something else and may not be mapped in hyp_vmemmap. + */ + if (addr < pool->range_start || addr >= pool->range_end) + return NULL; + + return hyp_phys_to_page(addr); +} + +/* Find a buddy page currently available for allocation */ +static struct hyp_page *__find_buddy_avail(struct hyp_pool *pool, + struct hyp_page *p, + unsigned int order) +{ + struct hyp_page *buddy = __find_buddy_nocheck(pool, p, order); + + if (!buddy || buddy->order != order || list_empty(&buddy->node)) + return NULL; + + return buddy; + +} + +static void __hyp_attach_page(struct hyp_pool *pool, + struct hyp_page *p) +{ + unsigned int order = p->order; + struct hyp_page *buddy; + + memset(hyp_page_to_virt(p), 0, PAGE_SIZE << p->order); + + /* + * Only the first struct hyp_page of a high-order page (otherwise known + * as the 'head') should have p->order set. The non-head pages should + * have p->order = HYP_NO_ORDER. Here @p may no longer be the head + * after coallescing, so make sure to mark it HYP_NO_ORDER proactively. + */ + p->order = HYP_NO_ORDER; + for (; (order + 1) < pool->max_order; order++) { + buddy = __find_buddy_avail(pool, p, order); + if (!buddy) + break; + + /* Take the buddy out of its list, and coallesce with @p */ + list_del_init(&buddy->node); + buddy->order = HYP_NO_ORDER; + p = min(p, buddy); + } + + /* Mark the new head, and insert it */ + p->order = order; + list_add_tail(&p->node, &pool->free_area[order]); +} + +static void hyp_attach_page(struct hyp_page *p) +{ + struct hyp_pool *pool = hyp_page_to_pool(p); + + hyp_spin_lock(&pool->lock); + __hyp_attach_page(pool, p); + hyp_spin_unlock(&pool->lock); +} + +static struct hyp_page *__hyp_extract_page(struct hyp_pool *pool, + struct hyp_page *p, + unsigned int order) +{ + struct hyp_page *buddy; + + list_del_init(&p->node); + while (p->order > order) { + /* + * The buddy of order n - 1 currently has HYP_NO_ORDER as it + * is covered by a higher-level page (whose head is @p). Use + * __find_buddy_nocheck() to find it and inject it in the + * free_list[n - 1], effectively splitting @p in half. + */ + p->order--; + buddy = __find_buddy_nocheck(pool, p, p->order); + buddy->order = p->order; + list_add_tail(&buddy->node, &pool->free_area[buddy->order]); + } + + return p; +} + +void hyp_put_page(void *addr) +{ + struct hyp_page *p = hyp_virt_to_page(addr); + + if (hyp_page_ref_dec_and_test(p)) + hyp_attach_page(p); +} + +void hyp_get_page(void *addr) +{ + struct hyp_page *p = hyp_virt_to_page(addr); + + hyp_page_ref_inc(p); +} + +void *hyp_alloc_pages(struct hyp_pool *pool, unsigned int order) +{ + unsigned int i = order; + struct hyp_page *p; + + hyp_spin_lock(&pool->lock); + + /* Look for a high-enough-order page */ + while (i < pool->max_order && list_empty(&pool->free_area[i])) + i++; + if (i >= pool->max_order) { + hyp_spin_unlock(&pool->lock); + return NULL; + } + + /* Extract it from the tree at the right order */ + p = list_first_entry(&pool->free_area[i], struct hyp_page, node); + p = __hyp_extract_page(pool, p, order); + + hyp_spin_unlock(&pool->lock); + hyp_set_page_refcounted(p); + + return hyp_page_to_virt(p); +} + +int hyp_pool_init(struct hyp_pool *pool, u64 pfn, unsigned int nr_pages, + unsigned int reserved_pages) +{ + phys_addr_t phys = hyp_pfn_to_phys(pfn); + struct hyp_page *p; + int i; + + hyp_spin_lock_init(&pool->lock); + pool->max_order = min(MAX_ORDER, get_order(nr_pages << PAGE_SHIFT)); + for (i = 0; i < pool->max_order; i++) + INIT_LIST_HEAD(&pool->free_area[i]); + pool->range_start = phys; + pool->range_end = phys + (nr_pages << PAGE_SHIFT); + + /* Init the vmemmap portion */ + p = hyp_phys_to_page(phys); + memset(p, 0, sizeof(*p) * nr_pages); + for (i = 0; i < nr_pages; i++) { + p[i].pool = pool; + INIT_LIST_HEAD(&p[i].node); + } + + /* Attach the unused pages to the buddy tree */ + for (i = reserved_pages; i < nr_pages; i++) + __hyp_attach_page(pool, &p[i]); + + return 0; +} diff --git a/arch/arm64/kvm/hyp/nvhe/psci-relay.c b/arch/arm64/kvm/hyp/nvhe/psci-relay.c index 63de71c0481e..08508783ec3d 100644 --- a/arch/arm64/kvm/hyp/nvhe/psci-relay.c +++ b/arch/arm64/kvm/hyp/nvhe/psci-relay.c @@ -11,6 +11,7 @@ #include #include +#include #include void kvm_hyp_cpu_entry(unsigned long r0); @@ -20,9 +21,6 @@ void __noreturn __host_enter(struct kvm_cpu_context *host_ctxt); /* Config options set by the host. */ struct kvm_host_psci_config __ro_after_init kvm_host_psci_config; -s64 __ro_after_init hyp_physvirt_offset; - -#define __hyp_pa(x) ((phys_addr_t)((x)) + hyp_physvirt_offset) #define INVALID_CPU_ID UINT_MAX diff --git a/arch/arm64/kvm/hyp/nvhe/setup.c b/arch/arm64/kvm/hyp/nvhe/setup.c new file mode 100644 index 000000000000..7488f53b0aa2 --- /dev/null +++ b/arch/arm64/kvm/hyp/nvhe/setup.c @@ -0,0 +1,214 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Copyright (C) 2020 Google LLC + * Author: Quentin Perret + */ + +#include +#include +#include +#include + +#include +#include +#include +#include +#include +#include + +struct hyp_pool hpool; +struct kvm_pgtable_mm_ops pkvm_pgtable_mm_ops; +unsigned long hyp_nr_cpus; + +#define hyp_percpu_size ((unsigned long)__per_cpu_end - \ + (unsigned long)__per_cpu_start) + +static void *vmemmap_base; +static void *hyp_pgt_base; +static void *host_s2_mem_pgt_base; +static void *host_s2_dev_pgt_base; + +static int divide_memory_pool(void *virt, unsigned long size) +{ + unsigned long vstart, vend, nr_pages; + + hyp_early_alloc_init(virt, size); + + hyp_vmemmap_range(__hyp_pa(virt), size, &vstart, &vend); + nr_pages = (vend - vstart) >> PAGE_SHIFT; + vmemmap_base = hyp_early_alloc_contig(nr_pages); + if (!vmemmap_base) + return -ENOMEM; + + nr_pages = hyp_s1_pgtable_pages(); + hyp_pgt_base = hyp_early_alloc_contig(nr_pages); + if (!hyp_pgt_base) + return -ENOMEM; + + nr_pages = host_s2_mem_pgtable_pages(); + host_s2_mem_pgt_base = hyp_early_alloc_contig(nr_pages); + if (!host_s2_mem_pgt_base) + return -ENOMEM; + + nr_pages = host_s2_dev_pgtable_pages(); + host_s2_dev_pgt_base = hyp_early_alloc_contig(nr_pages); + if (!host_s2_dev_pgt_base) + return -ENOMEM; + + return 0; +} + +static int recreate_hyp_mappings(phys_addr_t phys, unsigned long size, + unsigned long *per_cpu_base, + u32 hyp_va_bits) +{ + void *start, *end, *virt = hyp_phys_to_virt(phys); + unsigned long pgt_size = hyp_s1_pgtable_pages() << PAGE_SHIFT; + int ret, i; + + /* Recreate the hyp page-table using the early page allocator */ + hyp_early_alloc_init(hyp_pgt_base, pgt_size); + ret = kvm_pgtable_hyp_init(&pkvm_pgtable, hyp_va_bits, + &hyp_early_alloc_mm_ops); + if (ret) + return ret; + + ret = hyp_create_idmap(hyp_va_bits); + if (ret) + return ret; + + ret = hyp_map_vectors(); + if (ret) + return ret; + + ret = hyp_back_vmemmap(phys, size, hyp_virt_to_phys(vmemmap_base)); + if (ret) + return ret; + + ret = pkvm_create_mappings(__hyp_text_start, __hyp_text_end, PAGE_HYP_EXEC); + if (ret) + return ret; + + ret = pkvm_create_mappings(__start_rodata, __end_rodata, PAGE_HYP_RO); + if (ret) + return ret; + + ret = pkvm_create_mappings(__hyp_rodata_start, __hyp_rodata_end, PAGE_HYP_RO); + if (ret) + return ret; + + ret = pkvm_create_mappings(__hyp_bss_start, __hyp_bss_end, PAGE_HYP); + if (ret) + return ret; + + ret = pkvm_create_mappings(__hyp_bss_end, __bss_stop, PAGE_HYP_RO); + if (ret) + return ret; + + ret = pkvm_create_mappings(virt, virt + size, PAGE_HYP); + if (ret) + return ret; + + for (i = 0; i < hyp_nr_cpus; i++) { + start = (void *)kern_hyp_va(per_cpu_base[i]); + end = start + PAGE_ALIGN(hyp_percpu_size); + ret = pkvm_create_mappings(start, end, PAGE_HYP); + if (ret) + return ret; + + end = (void *)per_cpu_ptr(&kvm_init_params, i)->stack_hyp_va; + start = end - PAGE_SIZE; + ret = pkvm_create_mappings(start, end, PAGE_HYP); + if (ret) + return ret; + } + + return 0; +} + +static void update_nvhe_init_params(void) +{ + struct kvm_nvhe_init_params *params; + unsigned long i; + + for (i = 0; i < hyp_nr_cpus; i++) { + params = per_cpu_ptr(&kvm_init_params, i); + params->pgd_pa = __hyp_pa(pkvm_pgtable.pgd); + __flush_dcache_area(params, sizeof(*params)); + } +} + +static void *hyp_zalloc_hyp_page(void *arg) +{ + return hyp_alloc_pages(&hpool, 0); +} + +void __noreturn __pkvm_init_finalise(void) +{ + struct kvm_host_data *host_data = this_cpu_ptr(&kvm_host_data); + struct kvm_cpu_context *host_ctxt = &host_data->host_ctxt; + unsigned long nr_pages, reserved_pages, pfn; + int ret; + + /* Now that the vmemmap is backed, install the full-fledged allocator */ + pfn = hyp_virt_to_pfn(hyp_pgt_base); + nr_pages = hyp_s1_pgtable_pages(); + reserved_pages = hyp_early_alloc_nr_used_pages(); + ret = hyp_pool_init(&hpool, pfn, nr_pages, reserved_pages); + if (ret) + goto out; + + ret = kvm_host_prepare_stage2(host_s2_mem_pgt_base, host_s2_dev_pgt_base); + if (ret) + goto out; + + pkvm_pgtable_mm_ops = (struct kvm_pgtable_mm_ops) { + .zalloc_page = hyp_zalloc_hyp_page, + .phys_to_virt = hyp_phys_to_virt, + .virt_to_phys = hyp_virt_to_phys, + .get_page = hyp_get_page, + .put_page = hyp_put_page, + }; + pkvm_pgtable.mm_ops = &pkvm_pgtable_mm_ops; + +out: + /* + * We tail-called to here from handle___pkvm_init() and will not return, + * so make sure to propagate the return value to the host. + */ + cpu_reg(host_ctxt, 1) = ret; + + __host_enter(host_ctxt); +} + +int __pkvm_init(phys_addr_t phys, unsigned long size, unsigned long nr_cpus, + unsigned long *per_cpu_base, u32 hyp_va_bits) +{ + struct kvm_nvhe_init_params *params; + void *virt = hyp_phys_to_virt(phys); + void (*fn)(phys_addr_t params_pa, void *finalize_fn_va); + int ret; + + if (!PAGE_ALIGNED(phys) || !PAGE_ALIGNED(size)) + return -EINVAL; + + hyp_spin_lock_init(&pkvm_pgd_lock); + hyp_nr_cpus = nr_cpus; + + ret = divide_memory_pool(virt, size); + if (ret) + return ret; + + ret = recreate_hyp_mappings(phys, size, per_cpu_base, hyp_va_bits); + if (ret) + return ret; + + update_nvhe_init_params(); + + /* Jump in the idmap page to switch to the new page-tables */ + params = this_cpu_ptr(&kvm_init_params); + fn = (typeof(fn))__hyp_pa(__pkvm_init_switch_pgd); + fn(__hyp_pa(params), __pkvm_init_finalise); + + unreachable(); +} diff --git a/arch/arm64/kvm/hyp/nvhe/stub.c b/arch/arm64/kvm/hyp/nvhe/stub.c new file mode 100644 index 000000000000..c0aa6bbfd79d --- /dev/null +++ b/arch/arm64/kvm/hyp/nvhe/stub.c @@ -0,0 +1,22 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Stubs for out-of-line function calls caused by re-using kernel + * infrastructure at EL2. + * + * Copyright (C) 2020 - Google LLC + */ + +#include + +#ifdef CONFIG_DEBUG_LIST +bool __list_add_valid(struct list_head *new, struct list_head *prev, + struct list_head *next) +{ + return true; +} + +bool __list_del_entry_valid(struct list_head *entry) +{ + return true; +} +#endif diff --git a/arch/arm64/kvm/hyp/nvhe/switch.c b/arch/arm64/kvm/hyp/nvhe/switch.c index 84d2a7012f74..9cc4c9ebfd8f 100644 --- a/arch/arm64/kvm/hyp/nvhe/switch.c +++ b/arch/arm64/kvm/hyp/nvhe/switch.c @@ -28,6 +28,8 @@ #include #include +#include + /* Non-VHE specific context */ DEFINE_PER_CPU(struct kvm_host_data, kvm_host_data); DEFINE_PER_CPU(struct kvm_cpu_context, kvm_hyp_ctxt); @@ -41,9 +43,9 @@ static void __activate_traps(struct kvm_vcpu *vcpu) __activate_traps_common(vcpu); val = CPTR_EL2_DEFAULT; - val |= CPTR_EL2_TTA | CPTR_EL2_TZ | CPTR_EL2_TAM; + val |= CPTR_EL2_TTA | CPTR_EL2_TAM; if (!update_fp_enabled(vcpu)) { - val |= CPTR_EL2_TFP; + val |= CPTR_EL2_TFP | CPTR_EL2_TZ; __activate_traps_fpsimd32(vcpu); } @@ -68,7 +70,7 @@ static void __activate_traps(struct kvm_vcpu *vcpu) static void __deactivate_traps(struct kvm_vcpu *vcpu) { extern char __kvm_hyp_host_vector[]; - u64 mdcr_el2; + u64 mdcr_el2, cptr; ___deactivate_traps(vcpu); @@ -98,17 +100,14 @@ static void __deactivate_traps(struct kvm_vcpu *vcpu) mdcr_el2 |= MDCR_EL2_E2TB_MASK << MDCR_EL2_E2TB_SHIFT; write_sysreg(mdcr_el2, mdcr_el2); - if (is_protected_kvm_enabled()) - write_sysreg(HCR_HOST_NVHE_PROTECTED_FLAGS, hcr_el2); - else - write_sysreg(HCR_HOST_NVHE_FLAGS, hcr_el2); - write_sysreg(CPTR_EL2_DEFAULT, cptr_el2); - write_sysreg(__kvm_hyp_host_vector, vbar_el2); -} + write_sysreg(this_cpu_ptr(&kvm_init_params)->hcr_el2, hcr_el2); -static void __load_host_stage2(void) -{ - write_sysreg(0, vttbr_el2); + cptr = CPTR_EL2_DEFAULT; + if (vcpu_has_sve(vcpu) && (vcpu->arch.flags & KVM_ARM64_FP_ENABLED)) + cptr |= CPTR_EL2_TZ; + + write_sysreg(cptr, cptr_el2); + write_sysreg(__kvm_hyp_host_vector, vbar_el2); } /* Save VGICv3 state on non-VHE systems */ diff --git a/arch/arm64/kvm/hyp/nvhe/tlb.c b/arch/arm64/kvm/hyp/nvhe/tlb.c index fbde89a2c6e8..83dc3b271bc5 100644 --- a/arch/arm64/kvm/hyp/nvhe/tlb.c +++ b/arch/arm64/kvm/hyp/nvhe/tlb.c @@ -8,6 +8,8 @@ #include #include +#include + struct tlb_inv_context { u64 tcr; }; @@ -43,7 +45,7 @@ static void __tlb_switch_to_guest(struct kvm_s2_mmu *mmu, static void __tlb_switch_to_host(struct tlb_inv_context *cxt) { - write_sysreg(0, vttbr_el2); + __load_host_stage2(); if (cpus_have_final_cap(ARM64_WORKAROUND_SPECULATIVE_AT)) { /* Ensure write of the host VMID */ @@ -123,7 +125,7 @@ void __kvm_tlb_flush_vmid(struct kvm_s2_mmu *mmu) __tlb_switch_to_host(&cxt); } -void __kvm_tlb_flush_local_vmid(struct kvm_s2_mmu *mmu) +void __kvm_flush_cpu_context(struct kvm_s2_mmu *mmu) { struct tlb_inv_context cxt; @@ -131,6 +133,7 @@ void __kvm_tlb_flush_local_vmid(struct kvm_s2_mmu *mmu) __tlb_switch_to_guest(mmu, &cxt); __tlbi(vmalle1); + asm volatile("ic iallu"); dsb(nsh); isb(); diff --git a/arch/arm64/kvm/hyp/pgtable.c b/arch/arm64/kvm/hyp/pgtable.c index 4d177ce1d536..06cff4710504 100644 --- a/arch/arm64/kvm/hyp/pgtable.c +++ b/arch/arm64/kvm/hyp/pgtable.c @@ -9,8 +9,7 @@ #include #include - -#define KVM_PGTABLE_MAX_LEVELS 4U +#include #define KVM_PTE_VALID BIT(0) @@ -49,6 +48,11 @@ KVM_PTE_LEAF_ATTR_LO_S2_S2AP_W | \ KVM_PTE_LEAF_ATTR_HI_S2_XN) +#define KVM_PTE_LEAF_ATTR_S2_IGNORED GENMASK(58, 55) + +#define KVM_INVALID_PTE_OWNER_MASK GENMASK(63, 56) +#define KVM_MAX_OWNER_ID 1 + struct kvm_pgtable_walk_data { struct kvm_pgtable *pgt; struct kvm_pgtable_walker *walker; @@ -68,21 +72,36 @@ static u64 kvm_granule_size(u32 level) return BIT(kvm_granule_shift(level)); } -static bool kvm_block_mapping_supported(u64 addr, u64 end, u64 phys, u32 level) -{ - u64 granule = kvm_granule_size(level); +#define KVM_PHYS_INVALID (-1ULL) +static bool kvm_phys_is_valid(u64 phys) +{ + return phys < BIT(id_aa64mmfr0_parange_to_phys_shift(ID_AA64MMFR0_PARANGE_MAX)); +} + +static bool kvm_level_supports_block_mapping(u32 level) +{ /* * Reject invalid block mappings and don't bother with 4TB mappings for * 52-bit PAs. */ - if (level == 0 || (PAGE_SIZE != SZ_4K && level == 1)) + return !(level == 0 || (PAGE_SIZE != SZ_4K && level == 1)); +} + +static bool kvm_block_mapping_supported(u64 addr, u64 end, u64 phys, u32 level) +{ + u64 granule = kvm_granule_size(level); + + if (!kvm_level_supports_block_mapping(level)) return false; if (granule > (end - addr)) return false; - return IS_ALIGNED(addr, granule) && IS_ALIGNED(phys, granule); + if (kvm_phys_is_valid(phys) && !IS_ALIGNED(phys, granule)) + return false; + + return IS_ALIGNED(addr, granule); } static u32 kvm_pgtable_idx(struct kvm_pgtable_walk_data *data, u32 level) @@ -152,20 +171,20 @@ static kvm_pte_t kvm_phys_to_pte(u64 pa) return pte; } -static kvm_pte_t *kvm_pte_follow(kvm_pte_t pte) +static kvm_pte_t *kvm_pte_follow(kvm_pte_t pte, struct kvm_pgtable_mm_ops *mm_ops) { - return __va(kvm_pte_to_phys(pte)); + return mm_ops->phys_to_virt(kvm_pte_to_phys(pte)); } -static void kvm_set_invalid_pte(kvm_pte_t *ptep) +static void kvm_clear_pte(kvm_pte_t *ptep) { - kvm_pte_t pte = *ptep; - WRITE_ONCE(*ptep, pte & ~KVM_PTE_VALID); + WRITE_ONCE(*ptep, 0); } -static void kvm_set_table_pte(kvm_pte_t *ptep, kvm_pte_t *childp) +static void kvm_set_table_pte(kvm_pte_t *ptep, kvm_pte_t *childp, + struct kvm_pgtable_mm_ops *mm_ops) { - kvm_pte_t old = *ptep, pte = kvm_phys_to_pte(__pa(childp)); + kvm_pte_t old = *ptep, pte = kvm_phys_to_pte(mm_ops->virt_to_phys(childp)); pte |= FIELD_PREP(KVM_PTE_TYPE, KVM_PTE_TYPE_TABLE); pte |= KVM_PTE_VALID; @@ -187,6 +206,11 @@ static kvm_pte_t kvm_init_valid_leaf_pte(u64 pa, kvm_pte_t attr, u32 level) return pte; } +static kvm_pte_t kvm_init_invalid_leaf_owner(u8 owner_id) +{ + return FIELD_PREP(KVM_INVALID_PTE_OWNER_MASK, owner_id); +} + static int kvm_pgtable_visitor_cb(struct kvm_pgtable_walk_data *data, u64 addr, u32 level, kvm_pte_t *ptep, enum kvm_pgtable_walk_flags flag) @@ -223,11 +247,12 @@ static inline int __kvm_pgtable_visit(struct kvm_pgtable_walk_data *data, goto out; if (!table) { + data->addr = ALIGN_DOWN(data->addr, kvm_granule_size(level)); data->addr += kvm_granule_size(level); goto out; } - childp = kvm_pte_follow(pte); + childp = kvm_pte_follow(pte, data->pgt->mm_ops); ret = __kvm_pgtable_walk(data, childp, level + 1); if (ret) goto out; @@ -302,12 +327,12 @@ int kvm_pgtable_walk(struct kvm_pgtable *pgt, u64 addr, u64 size, } struct hyp_map_data { - u64 phys; - kvm_pte_t attr; + u64 phys; + kvm_pte_t attr; + struct kvm_pgtable_mm_ops *mm_ops; }; -static int hyp_map_set_prot_attr(enum kvm_pgtable_prot prot, - struct hyp_map_data *data) +static int hyp_set_prot_attr(enum kvm_pgtable_prot prot, kvm_pte_t *ptep) { bool device = prot & KVM_PGTABLE_PROT_DEVICE; u32 mtype = device ? MT_DEVICE_nGnRE : MT_NORMAL; @@ -332,7 +357,8 @@ static int hyp_map_set_prot_attr(enum kvm_pgtable_prot prot, attr |= FIELD_PREP(KVM_PTE_LEAF_ATTR_LO_S1_AP, ap); attr |= FIELD_PREP(KVM_PTE_LEAF_ATTR_LO_S1_SH, sh); attr |= KVM_PTE_LEAF_ATTR_LO_S1_AF; - data->attr = attr; + *ptep = attr; + return 0; } @@ -358,6 +384,8 @@ static int hyp_map_walker(u64 addr, u64 end, u32 level, kvm_pte_t *ptep, enum kvm_pgtable_walk_flags flag, void * const arg) { kvm_pte_t *childp; + struct hyp_map_data *data = arg; + struct kvm_pgtable_mm_ops *mm_ops = data->mm_ops; if (hyp_map_walker_try_leaf(addr, end, level, ptep, arg)) return 0; @@ -365,11 +393,11 @@ static int hyp_map_walker(u64 addr, u64 end, u32 level, kvm_pte_t *ptep, if (WARN_ON(level == KVM_PGTABLE_MAX_LEVELS - 1)) return -EINVAL; - childp = (kvm_pte_t *)get_zeroed_page(GFP_KERNEL); + childp = (kvm_pte_t *)mm_ops->zalloc_page(NULL); if (!childp) return -ENOMEM; - kvm_set_table_pte(ptep, childp); + kvm_set_table_pte(ptep, childp, mm_ops); return 0; } @@ -379,6 +407,7 @@ int kvm_pgtable_hyp_map(struct kvm_pgtable *pgt, u64 addr, u64 size, u64 phys, int ret; struct hyp_map_data map_data = { .phys = ALIGN_DOWN(phys, PAGE_SIZE), + .mm_ops = pgt->mm_ops, }; struct kvm_pgtable_walker walker = { .cb = hyp_map_walker, @@ -386,7 +415,7 @@ int kvm_pgtable_hyp_map(struct kvm_pgtable *pgt, u64 addr, u64 size, u64 phys, .arg = &map_data, }; - ret = hyp_map_set_prot_attr(prot, &map_data); + ret = hyp_set_prot_attr(prot, &map_data.attr); if (ret) return ret; @@ -396,16 +425,18 @@ int kvm_pgtable_hyp_map(struct kvm_pgtable *pgt, u64 addr, u64 size, u64 phys, return ret; } -int kvm_pgtable_hyp_init(struct kvm_pgtable *pgt, u32 va_bits) +int kvm_pgtable_hyp_init(struct kvm_pgtable *pgt, u32 va_bits, + struct kvm_pgtable_mm_ops *mm_ops) { u64 levels = ARM64_HW_PGTABLE_LEVELS(va_bits); - pgt->pgd = (kvm_pte_t *)get_zeroed_page(GFP_KERNEL); + pgt->pgd = (kvm_pte_t *)mm_ops->zalloc_page(NULL); if (!pgt->pgd) return -ENOMEM; pgt->ia_bits = va_bits; pgt->start_level = KVM_PGTABLE_MAX_LEVELS - levels; + pgt->mm_ops = mm_ops; pgt->mmu = NULL; return 0; } @@ -413,7 +444,9 @@ int kvm_pgtable_hyp_init(struct kvm_pgtable *pgt, u32 va_bits) static int hyp_free_walker(u64 addr, u64 end, u32 level, kvm_pte_t *ptep, enum kvm_pgtable_walk_flags flag, void * const arg) { - free_page((unsigned long)kvm_pte_follow(*ptep)); + struct kvm_pgtable_mm_ops *mm_ops = arg; + + mm_ops->put_page((void *)kvm_pte_follow(*ptep, mm_ops)); return 0; } @@ -422,30 +455,78 @@ void kvm_pgtable_hyp_destroy(struct kvm_pgtable *pgt) struct kvm_pgtable_walker walker = { .cb = hyp_free_walker, .flags = KVM_PGTABLE_WALK_TABLE_POST, + .arg = pgt->mm_ops, }; WARN_ON(kvm_pgtable_walk(pgt, 0, BIT(pgt->ia_bits), &walker)); - free_page((unsigned long)pgt->pgd); + pgt->mm_ops->put_page(pgt->pgd); pgt->pgd = NULL; } struct stage2_map_data { u64 phys; kvm_pte_t attr; + u8 owner_id; kvm_pte_t *anchor; + kvm_pte_t *childp; struct kvm_s2_mmu *mmu; - struct kvm_mmu_memory_cache *memcache; + void *memcache; + + struct kvm_pgtable_mm_ops *mm_ops; }; -static int stage2_map_set_prot_attr(enum kvm_pgtable_prot prot, - struct stage2_map_data *data) +u64 kvm_get_vtcr(u64 mmfr0, u64 mmfr1, u32 phys_shift) +{ + u64 vtcr = VTCR_EL2_FLAGS; + u8 lvls; + + vtcr |= kvm_get_parange(mmfr0) << VTCR_EL2_PS_SHIFT; + vtcr |= VTCR_EL2_T0SZ(phys_shift); + /* + * Use a minimum 2 level page table to prevent splitting + * host PMD huge pages at stage2. + */ + lvls = stage2_pgtable_levels(phys_shift); + if (lvls < 2) + lvls = 2; + vtcr |= VTCR_EL2_LVLS_TO_SL0(lvls); + + /* + * Enable the Hardware Access Flag management, unconditionally + * on all CPUs. The features is RES0 on CPUs without the support + * and must be ignored by the CPUs. + */ + vtcr |= VTCR_EL2_HA; + + /* Set the vmid bits */ + vtcr |= (get_vmid_bits(mmfr1) == 16) ? + VTCR_EL2_VS_16BIT : + VTCR_EL2_VS_8BIT; + + return vtcr; +} + +static bool stage2_has_fwb(struct kvm_pgtable *pgt) +{ + if (!cpus_have_const_cap(ARM64_HAS_STAGE2_FWB)) + return false; + + return !(pgt->flags & KVM_PGTABLE_S2_NOFWB); +} + +static int stage2_set_prot_attr(enum kvm_pgtable_prot prot, kvm_pte_t *ptep, + struct kvm_pgtable *pgt) { bool device = prot & KVM_PGTABLE_PROT_DEVICE; - kvm_pte_t attr = device ? PAGE_S2_MEMATTR(DEVICE_nGnRE) : - PAGE_S2_MEMATTR(NORMAL); u32 sh = KVM_PTE_LEAF_ATTR_LO_S2_SH_IS; + kvm_pte_t attr; + + if (device) + attr = PAGE_S2_MEMATTR(DEVICE_nGnRE, stage2_has_fwb(pgt)); + else + attr = PAGE_S2_MEMATTR(NORMAL, stage2_has_fwb(pgt)); if (!(prot & KVM_PGTABLE_PROT_X)) attr |= KVM_PTE_LEAF_ATTR_HI_S2_XN; @@ -460,44 +541,78 @@ static int stage2_map_set_prot_attr(enum kvm_pgtable_prot prot, attr |= FIELD_PREP(KVM_PTE_LEAF_ATTR_LO_S2_SH, sh); attr |= KVM_PTE_LEAF_ATTR_LO_S2_AF; - data->attr = attr; + *ptep = attr; + return 0; } +static bool stage2_pte_needs_update(kvm_pte_t old, kvm_pte_t new) +{ + if (!kvm_pte_valid(old) || !kvm_pte_valid(new)) + return true; + + return ((old ^ new) & (~KVM_PTE_LEAF_ATTR_S2_PERMS)); +} + +static bool stage2_pte_is_counted(kvm_pte_t pte) +{ + /* + * The refcount tracks valid entries as well as invalid entries if they + * encode ownership of a page to another entity than the page-table + * owner, whose id is 0. + */ + return !!pte; +} + +static void stage2_put_pte(kvm_pte_t *ptep, struct kvm_s2_mmu *mmu, u64 addr, + u32 level, struct kvm_pgtable_mm_ops *mm_ops) +{ + /* + * Clear the existing PTE, and perform break-before-make with + * TLB maintenance if it was valid. + */ + if (kvm_pte_valid(*ptep)) { + kvm_clear_pte(ptep); + kvm_call_hyp(__kvm_tlb_flush_vmid_ipa, mmu, addr, level); + } + + mm_ops->put_page(ptep); +} + static int stage2_map_walker_try_leaf(u64 addr, u64 end, u32 level, kvm_pte_t *ptep, struct stage2_map_data *data) { kvm_pte_t new, old = *ptep; u64 granule = kvm_granule_size(level), phys = data->phys; - struct page *page = virt_to_page(ptep); + struct kvm_pgtable_mm_ops *mm_ops = data->mm_ops; if (!kvm_block_mapping_supported(addr, end, phys, level)) return -E2BIG; - new = kvm_init_valid_leaf_pte(phys, data->attr, level); - if (kvm_pte_valid(old)) { + if (kvm_phys_is_valid(phys)) + new = kvm_init_valid_leaf_pte(phys, data->attr, level); + else + new = kvm_init_invalid_leaf_owner(data->owner_id); + + if (stage2_pte_is_counted(old)) { /* * Skip updating the PTE if we are trying to recreate the exact * same mapping or only change the access permissions. Instead, * the vCPU will exit one more time from guest if still needed * and then go through the path of relaxing permissions. */ - if (!((old ^ new) & (~KVM_PTE_LEAF_ATTR_S2_PERMS))) + if (!stage2_pte_needs_update(old, new)) return -EAGAIN; - /* - * There's an existing different valid leaf entry, so perform - * break-before-make. - */ - kvm_set_invalid_pte(ptep); - kvm_call_hyp(__kvm_tlb_flush_vmid_ipa, data->mmu, addr, level); - put_page(page); + stage2_put_pte(ptep, data->mmu, addr, level, mm_ops); } smp_store_release(ptep, new); - get_page(page); - data->phys += granule; + if (stage2_pte_is_counted(new)) + mm_ops->get_page(ptep); + if (kvm_phys_is_valid(phys)) + data->phys += granule; return 0; } @@ -511,7 +626,8 @@ static int stage2_map_walk_table_pre(u64 addr, u64 end, u32 level, if (!kvm_block_mapping_supported(addr, end, data->phys, level)) return 0; - kvm_set_invalid_pte(ptep); + data->childp = kvm_pte_follow(*ptep, data->mm_ops); + kvm_clear_pte(ptep); /* * Invalidate the whole stage-2, as we may have numerous leaf @@ -526,13 +642,13 @@ static int stage2_map_walk_table_pre(u64 addr, u64 end, u32 level, static int stage2_map_walk_leaf(u64 addr, u64 end, u32 level, kvm_pte_t *ptep, struct stage2_map_data *data) { - int ret; + struct kvm_pgtable_mm_ops *mm_ops = data->mm_ops; kvm_pte_t *childp, pte = *ptep; - struct page *page = virt_to_page(ptep); + int ret; if (data->anchor) { - if (kvm_pte_valid(pte)) - put_page(page); + if (stage2_pte_is_counted(pte)) + mm_ops->put_page(ptep); return 0; } @@ -547,7 +663,7 @@ static int stage2_map_walk_leaf(u64 addr, u64 end, u32 level, kvm_pte_t *ptep, if (!data->memcache) return -ENOMEM; - childp = kvm_mmu_memory_cache_alloc(data->memcache); + childp = mm_ops->zalloc_page(data->memcache); if (!childp) return -ENOMEM; @@ -556,14 +672,11 @@ static int stage2_map_walk_leaf(u64 addr, u64 end, u32 level, kvm_pte_t *ptep, * a table. Accesses beyond 'end' that fall within the new table * will be mapped lazily. */ - if (kvm_pte_valid(pte)) { - kvm_set_invalid_pte(ptep); - kvm_call_hyp(__kvm_tlb_flush_vmid_ipa, data->mmu, addr, level); - put_page(page); - } + if (stage2_pte_is_counted(pte)) + stage2_put_pte(ptep, data->mmu, addr, level, mm_ops); - kvm_set_table_pte(ptep, childp); - get_page(page); + kvm_set_table_pte(ptep, childp, mm_ops); + mm_ops->get_page(ptep); return 0; } @@ -572,19 +685,25 @@ static int stage2_map_walk_table_post(u64 addr, u64 end, u32 level, kvm_pte_t *ptep, struct stage2_map_data *data) { + struct kvm_pgtable_mm_ops *mm_ops = data->mm_ops; + kvm_pte_t *childp; int ret = 0; if (!data->anchor) return 0; - free_page((unsigned long)kvm_pte_follow(*ptep)); - put_page(virt_to_page(ptep)); - if (data->anchor == ptep) { + childp = data->childp; data->anchor = NULL; + data->childp = NULL; ret = stage2_map_walk_leaf(addr, end, level, ptep, data); + } else { + childp = kvm_pte_follow(*ptep, mm_ops); } + mm_ops->put_page(childp); + mm_ops->put_page(ptep); + return ret; } @@ -626,13 +745,14 @@ static int stage2_map_walker(u64 addr, u64 end, u32 level, kvm_pte_t *ptep, int kvm_pgtable_stage2_map(struct kvm_pgtable *pgt, u64 addr, u64 size, u64 phys, enum kvm_pgtable_prot prot, - struct kvm_mmu_memory_cache *mc) + void *mc) { int ret; struct stage2_map_data map_data = { .phys = ALIGN_DOWN(phys, PAGE_SIZE), .mmu = pgt->mmu, .memcache = mc, + .mm_ops = pgt->mm_ops, }; struct kvm_pgtable_walker walker = { .cb = stage2_map_walker, @@ -642,7 +762,7 @@ int kvm_pgtable_stage2_map(struct kvm_pgtable *pgt, u64 addr, u64 size, .arg = &map_data, }; - ret = stage2_map_set_prot_attr(prot, &map_data); + ret = stage2_set_prot_attr(prot, &map_data.attr, pgt); if (ret) return ret; @@ -651,38 +771,69 @@ int kvm_pgtable_stage2_map(struct kvm_pgtable *pgt, u64 addr, u64 size, return ret; } +int kvm_pgtable_stage2_set_owner(struct kvm_pgtable *pgt, u64 addr, u64 size, + void *mc, u8 owner_id) +{ + int ret; + struct stage2_map_data map_data = { + .phys = KVM_PHYS_INVALID, + .mmu = pgt->mmu, + .memcache = mc, + .mm_ops = pgt->mm_ops, + .owner_id = owner_id, + }; + struct kvm_pgtable_walker walker = { + .cb = stage2_map_walker, + .flags = KVM_PGTABLE_WALK_TABLE_PRE | + KVM_PGTABLE_WALK_LEAF | + KVM_PGTABLE_WALK_TABLE_POST, + .arg = &map_data, + }; + + if (owner_id > KVM_MAX_OWNER_ID) + return -EINVAL; + + ret = kvm_pgtable_walk(pgt, addr, size, &walker); + dsb(ishst); + return ret; +} + static void stage2_flush_dcache(void *addr, u64 size) { - if (cpus_have_const_cap(ARM64_HAS_STAGE2_FWB)) - return; - __flush_dcache_area(addr, size); } -static bool stage2_pte_cacheable(kvm_pte_t pte) +static bool stage2_pte_cacheable(kvm_pte_t pte, struct kvm_pgtable *pgt) { u64 memattr = pte & KVM_PTE_LEAF_ATTR_LO_S2_MEMATTR; - return memattr == PAGE_S2_MEMATTR(NORMAL); + return memattr == PAGE_S2_MEMATTR(NORMAL, stage2_has_fwb(pgt)); } static int stage2_unmap_walker(u64 addr, u64 end, u32 level, kvm_pte_t *ptep, enum kvm_pgtable_walk_flags flag, void * const arg) { - struct kvm_s2_mmu *mmu = arg; + struct kvm_pgtable *pgt = arg; + struct kvm_s2_mmu *mmu = pgt->mmu; + struct kvm_pgtable_mm_ops *mm_ops = pgt->mm_ops; kvm_pte_t pte = *ptep, *childp = NULL; bool need_flush = false; - if (!kvm_pte_valid(pte)) + if (!kvm_pte_valid(pte)) { + if (stage2_pte_is_counted(pte)) { + kvm_clear_pte(ptep); + mm_ops->put_page(ptep); + } return 0; + } if (kvm_pte_table(pte, level)) { - childp = kvm_pte_follow(pte); + childp = kvm_pte_follow(pte, mm_ops); - if (page_count(virt_to_page(childp)) != 1) + if (mm_ops->page_count(childp) != 1) return 0; - } else if (stage2_pte_cacheable(pte)) { - need_flush = true; + } else if (stage2_pte_cacheable(pte, pgt)) { + need_flush = !stage2_has_fwb(pgt); } /* @@ -690,17 +841,15 @@ static int stage2_unmap_walker(u64 addr, u64 end, u32 level, kvm_pte_t *ptep, * block entry and rely on the remaining portions being faulted * back lazily. */ - kvm_set_invalid_pte(ptep); - kvm_call_hyp(__kvm_tlb_flush_vmid_ipa, mmu, addr, level); - put_page(virt_to_page(ptep)); + stage2_put_pte(ptep, mmu, addr, level, mm_ops); if (need_flush) { - stage2_flush_dcache(kvm_pte_follow(pte), + stage2_flush_dcache(kvm_pte_follow(pte, mm_ops), kvm_granule_size(level)); } if (childp) - free_page((unsigned long)childp); + mm_ops->put_page(childp); return 0; } @@ -709,7 +858,7 @@ int kvm_pgtable_stage2_unmap(struct kvm_pgtable *pgt, u64 addr, u64 size) { struct kvm_pgtable_walker walker = { .cb = stage2_unmap_walker, - .arg = pgt->mmu, + .arg = pgt, .flags = KVM_PGTABLE_WALK_LEAF | KVM_PGTABLE_WALK_TABLE_POST, }; @@ -841,12 +990,14 @@ static int stage2_flush_walker(u64 addr, u64 end, u32 level, kvm_pte_t *ptep, enum kvm_pgtable_walk_flags flag, void * const arg) { + struct kvm_pgtable *pgt = arg; + struct kvm_pgtable_mm_ops *mm_ops = pgt->mm_ops; kvm_pte_t pte = *ptep; - if (!kvm_pte_valid(pte) || !stage2_pte_cacheable(pte)) + if (!kvm_pte_valid(pte) || !stage2_pte_cacheable(pte, pgt)) return 0; - stage2_flush_dcache(kvm_pte_follow(pte), kvm_granule_size(level)); + stage2_flush_dcache(kvm_pte_follow(pte, mm_ops), kvm_granule_size(level)); return 0; } @@ -855,30 +1006,35 @@ int kvm_pgtable_stage2_flush(struct kvm_pgtable *pgt, u64 addr, u64 size) struct kvm_pgtable_walker walker = { .cb = stage2_flush_walker, .flags = KVM_PGTABLE_WALK_LEAF, + .arg = pgt, }; - if (cpus_have_const_cap(ARM64_HAS_STAGE2_FWB)) + if (stage2_has_fwb(pgt)) return 0; return kvm_pgtable_walk(pgt, addr, size, &walker); } -int kvm_pgtable_stage2_init(struct kvm_pgtable *pgt, struct kvm *kvm) +int kvm_pgtable_stage2_init_flags(struct kvm_pgtable *pgt, struct kvm_arch *arch, + struct kvm_pgtable_mm_ops *mm_ops, + enum kvm_pgtable_stage2_flags flags) { size_t pgd_sz; - u64 vtcr = kvm->arch.vtcr; + u64 vtcr = arch->vtcr; u32 ia_bits = VTCR_EL2_IPA(vtcr); u32 sl0 = FIELD_GET(VTCR_EL2_SL0_MASK, vtcr); u32 start_level = VTCR_EL2_TGRAN_SL0_BASE - sl0; pgd_sz = kvm_pgd_pages(ia_bits, start_level) * PAGE_SIZE; - pgt->pgd = alloc_pages_exact(pgd_sz, GFP_KERNEL_ACCOUNT | __GFP_ZERO); + pgt->pgd = mm_ops->zalloc_pages_exact(pgd_sz); if (!pgt->pgd) return -ENOMEM; + pgt->flags = flags; pgt->ia_bits = ia_bits; pgt->start_level = start_level; - pgt->mmu = &kvm->arch.mmu; + pgt->mm_ops = mm_ops; + pgt->mmu = &arch->mmu; /* Ensure zeroed PGD pages are visible to the hardware walker */ dsb(ishst); @@ -889,15 +1045,16 @@ static int stage2_free_walker(u64 addr, u64 end, u32 level, kvm_pte_t *ptep, enum kvm_pgtable_walk_flags flag, void * const arg) { + struct kvm_pgtable_mm_ops *mm_ops = arg; kvm_pte_t pte = *ptep; - if (!kvm_pte_valid(pte)) + if (!stage2_pte_is_counted(pte)) return 0; - put_page(virt_to_page(ptep)); + mm_ops->put_page(ptep); if (kvm_pte_table(pte, level)) - free_page((unsigned long)kvm_pte_follow(pte)); + mm_ops->put_page(kvm_pte_follow(pte, mm_ops)); return 0; } @@ -909,10 +1066,85 @@ void kvm_pgtable_stage2_destroy(struct kvm_pgtable *pgt) .cb = stage2_free_walker, .flags = KVM_PGTABLE_WALK_LEAF | KVM_PGTABLE_WALK_TABLE_POST, + .arg = pgt->mm_ops, }; WARN_ON(kvm_pgtable_walk(pgt, 0, BIT(pgt->ia_bits), &walker)); pgd_sz = kvm_pgd_pages(pgt->ia_bits, pgt->start_level) * PAGE_SIZE; - free_pages_exact(pgt->pgd, pgd_sz); + pgt->mm_ops->free_pages_exact(pgt->pgd, pgd_sz); pgt->pgd = NULL; } + +#define KVM_PTE_LEAF_S2_COMPAT_MASK (KVM_PTE_LEAF_ATTR_S2_PERMS | \ + KVM_PTE_LEAF_ATTR_LO_S2_MEMATTR | \ + KVM_PTE_LEAF_ATTR_S2_IGNORED) + +static int stage2_check_permission_walker(u64 addr, u64 end, u32 level, + kvm_pte_t *ptep, + enum kvm_pgtable_walk_flags flag, + void * const arg) +{ + kvm_pte_t old_attr, pte = *ptep, *new_attr = arg; + + /* + * Compatible mappings are either invalid and owned by the page-table + * owner (whose id is 0), or valid with matching permission attributes. + */ + if (kvm_pte_valid(pte)) { + old_attr = pte & KVM_PTE_LEAF_S2_COMPAT_MASK; + if (old_attr != *new_attr) + return -EEXIST; + } else if (pte) { + return -EEXIST; + } + + return 0; +} + +int kvm_pgtable_stage2_find_range(struct kvm_pgtable *pgt, u64 addr, + enum kvm_pgtable_prot prot, + struct kvm_mem_range *range) +{ + kvm_pte_t attr; + struct kvm_pgtable_walker check_perm_walker = { + .cb = stage2_check_permission_walker, + .flags = KVM_PGTABLE_WALK_LEAF, + .arg = &attr, + }; + u64 granule, start, end; + u32 level; + int ret; + + ret = stage2_set_prot_attr(prot, &attr, pgt); + if (ret) + return ret; + attr &= KVM_PTE_LEAF_S2_COMPAT_MASK; + + for (level = pgt->start_level; level < KVM_PGTABLE_MAX_LEVELS; level++) { + granule = kvm_granule_size(level); + start = ALIGN_DOWN(addr, granule); + end = start + granule; + + if (!kvm_level_supports_block_mapping(level)) + continue; + + if (start < range->start || range->end < end) + continue; + + /* + * Check the presence of existing mappings with incompatible + * permissions within the current block range, and try one level + * deeper if one is found. + */ + ret = kvm_pgtable_walk(pgt, start, granule, &check_perm_walker); + if (ret != -EEXIST) + break; + } + + if (!ret) { + range->start = start; + range->end = end; + } + + return ret; +} diff --git a/arch/arm64/kvm/hyp/reserved_mem.c b/arch/arm64/kvm/hyp/reserved_mem.c new file mode 100644 index 000000000000..83ca23ac259b --- /dev/null +++ b/arch/arm64/kvm/hyp/reserved_mem.c @@ -0,0 +1,113 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (C) 2020 - Google LLC + * Author: Quentin Perret + */ + +#include +#include +#include + +#include + +#include +#include + +static struct memblock_region *hyp_memory = kvm_nvhe_sym(hyp_memory); +static unsigned int *hyp_memblock_nr_ptr = &kvm_nvhe_sym(hyp_memblock_nr); + +phys_addr_t hyp_mem_base; +phys_addr_t hyp_mem_size; + +static int cmp_hyp_memblock(const void *p1, const void *p2) +{ + const struct memblock_region *r1 = p1; + const struct memblock_region *r2 = p2; + + return r1->base < r2->base ? -1 : (r1->base > r2->base); +} + +static void __init sort_memblock_regions(void) +{ + sort(hyp_memory, + *hyp_memblock_nr_ptr, + sizeof(struct memblock_region), + cmp_hyp_memblock, + NULL); +} + +static int __init register_memblock_regions(void) +{ + struct memblock_region *reg; + + for_each_mem_region(reg) { + if (*hyp_memblock_nr_ptr >= HYP_MEMBLOCK_REGIONS) + return -ENOMEM; + + hyp_memory[*hyp_memblock_nr_ptr] = *reg; + (*hyp_memblock_nr_ptr)++; + } + sort_memblock_regions(); + + return 0; +} + +void __init kvm_hyp_reserve(void) +{ + u64 nr_pages, prev, hyp_mem_pages = 0; + int ret; + + if (!is_hyp_mode_available() || is_kernel_in_hyp_mode()) + return; + + if (kvm_get_mode() != KVM_MODE_PROTECTED) + return; + + ret = register_memblock_regions(); + if (ret) { + *hyp_memblock_nr_ptr = 0; + kvm_err("Failed to register hyp memblocks: %d\n", ret); + return; + } + + hyp_mem_pages += hyp_s1_pgtable_pages(); + hyp_mem_pages += host_s2_mem_pgtable_pages(); + hyp_mem_pages += host_s2_dev_pgtable_pages(); + + /* + * The hyp_vmemmap needs to be backed by pages, but these pages + * themselves need to be present in the vmemmap, so compute the number + * of pages needed by looking for a fixed point. + */ + nr_pages = 0; + do { + prev = nr_pages; + nr_pages = hyp_mem_pages + prev; + nr_pages = DIV_ROUND_UP(nr_pages * sizeof(struct hyp_page), PAGE_SIZE); + nr_pages += __hyp_pgtable_max_pages(nr_pages); + } while (nr_pages != prev); + hyp_mem_pages += nr_pages; + + /* + * Try to allocate a PMD-aligned region to reduce TLB pressure once + * this is unmapped from the host stage-2, and fallback to PAGE_SIZE. + */ + hyp_mem_size = hyp_mem_pages << PAGE_SHIFT; + hyp_mem_base = memblock_find_in_range(0, memblock_end_of_DRAM(), + ALIGN(hyp_mem_size, PMD_SIZE), + PMD_SIZE); + if (!hyp_mem_base) + hyp_mem_base = memblock_find_in_range(0, memblock_end_of_DRAM(), + hyp_mem_size, PAGE_SIZE); + else + hyp_mem_size = ALIGN(hyp_mem_size, PMD_SIZE); + + if (!hyp_mem_base) { + kvm_err("Failed to reserve hyp memory\n"); + return; + } + memblock_reserve(hyp_mem_base, hyp_mem_size); + + kvm_info("Reserved %lld MiB at 0x%llx\n", hyp_mem_size >> 20, + hyp_mem_base); +} diff --git a/arch/arm64/kvm/hyp/vhe/tlb.c b/arch/arm64/kvm/hyp/vhe/tlb.c index fd7895945bbc..66f17349f0c3 100644 --- a/arch/arm64/kvm/hyp/vhe/tlb.c +++ b/arch/arm64/kvm/hyp/vhe/tlb.c @@ -127,7 +127,7 @@ void __kvm_tlb_flush_vmid(struct kvm_s2_mmu *mmu) __tlb_switch_to_host(&cxt); } -void __kvm_tlb_flush_local_vmid(struct kvm_s2_mmu *mmu) +void __kvm_flush_cpu_context(struct kvm_s2_mmu *mmu) { struct tlb_inv_context cxt; @@ -135,6 +135,7 @@ void __kvm_tlb_flush_local_vmid(struct kvm_s2_mmu *mmu) __tlb_switch_to_guest(mmu, &cxt); __tlbi(vmalle1); + asm volatile("ic iallu"); dsb(nsh); isb(); diff --git a/arch/arm64/kvm/mmu.c b/arch/arm64/kvm/mmu.c index 77cb2d28f2a4..0f16b70befa8 100644 --- a/arch/arm64/kvm/mmu.c +++ b/arch/arm64/kvm/mmu.c @@ -88,6 +88,44 @@ static bool kvm_is_device_pfn(unsigned long pfn) return !pfn_valid(pfn); } +static void *stage2_memcache_zalloc_page(void *arg) +{ + struct kvm_mmu_memory_cache *mc = arg; + + /* Allocated with __GFP_ZERO, so no need to zero */ + return kvm_mmu_memory_cache_alloc(mc); +} + +static void *kvm_host_zalloc_pages_exact(size_t size) +{ + return alloc_pages_exact(size, GFP_KERNEL_ACCOUNT | __GFP_ZERO); +} + +static void kvm_host_get_page(void *addr) +{ + get_page(virt_to_page(addr)); +} + +static void kvm_host_put_page(void *addr) +{ + put_page(virt_to_page(addr)); +} + +static int kvm_host_page_count(void *addr) +{ + return page_count(virt_to_page(addr)); +} + +static phys_addr_t kvm_host_pa(void *addr) +{ + return __pa(addr); +} + +static void *kvm_host_va(phys_addr_t phys) +{ + return __va(phys); +} + /* * Unmapping vs dcache management: * @@ -127,7 +165,7 @@ static bool kvm_is_device_pfn(unsigned long pfn) static void __unmap_stage2_range(struct kvm_s2_mmu *mmu, phys_addr_t start, u64 size, bool may_block) { - struct kvm *kvm = mmu->kvm; + struct kvm *kvm = kvm_s2_mmu_to_kvm(mmu); phys_addr_t end = start + size; assert_spin_locked(&kvm->mmu_lock); @@ -183,15 +221,39 @@ void free_hyp_pgds(void) if (hyp_pgtable) { kvm_pgtable_hyp_destroy(hyp_pgtable); kfree(hyp_pgtable); + hyp_pgtable = NULL; } mutex_unlock(&kvm_hyp_pgd_mutex); } +static bool kvm_host_owns_hyp_mappings(void) +{ + if (static_branch_likely(&kvm_protected_mode_initialized)) + return false; + + /* + * This can happen at boot time when __create_hyp_mappings() is called + * after the hyp protection has been enabled, but the static key has + * not been flipped yet. + */ + if (!hyp_pgtable && is_protected_kvm_enabled()) + return false; + + WARN_ON(!hyp_pgtable); + + return true; +} + static int __create_hyp_mappings(unsigned long start, unsigned long size, unsigned long phys, enum kvm_pgtable_prot prot) { int err; + if (!kvm_host_owns_hyp_mappings()) { + return kvm_call_hyp_nvhe(__pkvm_create_mappings, + start, size, phys, prot); + } + mutex_lock(&kvm_hyp_pgd_mutex); err = kvm_pgtable_hyp_map(hyp_pgtable, start, size, phys, prot); mutex_unlock(&kvm_hyp_pgd_mutex); @@ -253,6 +315,16 @@ static int __create_hyp_private_mapping(phys_addr_t phys_addr, size_t size, unsigned long base; int ret = 0; + if (!kvm_host_owns_hyp_mappings()) { + base = kvm_call_hyp_nvhe(__pkvm_create_private_mapping, + phys_addr, size, prot); + if (IS_ERR_OR_NULL((void *)base)) + return PTR_ERR((void *)base); + *haddr = base; + + return 0; + } + mutex_lock(&kvm_hyp_pgd_mutex); /* @@ -351,6 +423,17 @@ int create_hyp_exec_mappings(phys_addr_t phys_addr, size_t size, return 0; } +static struct kvm_pgtable_mm_ops kvm_s2_mm_ops = { + .zalloc_page = stage2_memcache_zalloc_page, + .zalloc_pages_exact = kvm_host_zalloc_pages_exact, + .free_pages_exact = free_pages_exact, + .get_page = kvm_host_get_page, + .put_page = kvm_host_put_page, + .page_count = kvm_host_page_count, + .phys_to_virt = kvm_host_va, + .virt_to_phys = kvm_host_pa, +}; + /** * kvm_init_stage2_mmu - Initialise a S2 MMU strucrure * @kvm: The pointer to the KVM structure @@ -374,7 +457,7 @@ int kvm_init_stage2_mmu(struct kvm *kvm, struct kvm_s2_mmu *mmu) if (!pgt) return -ENOMEM; - err = kvm_pgtable_stage2_init(pgt, kvm); + err = kvm_pgtable_stage2_init(pgt, &kvm->arch, &kvm_s2_mm_ops); if (err) goto out_free_pgtable; @@ -387,7 +470,7 @@ int kvm_init_stage2_mmu(struct kvm *kvm, struct kvm_s2_mmu *mmu) for_each_possible_cpu(cpu) *per_cpu_ptr(mmu->last_vcpu_ran, cpu) = -1; - mmu->kvm = kvm; + mmu->arch = &kvm->arch; mmu->pgt = pgt; mmu->pgd_phys = __pa(pgt->pgd); mmu->vmid.vmid_gen = 0; @@ -469,7 +552,7 @@ void stage2_unmap_vm(struct kvm *kvm) void kvm_free_stage2_pgd(struct kvm_s2_mmu *mmu) { - struct kvm *kvm = mmu->kvm; + struct kvm *kvm = kvm_s2_mmu_to_kvm(mmu); struct kvm_pgtable *pgt = NULL; spin_lock(&kvm->mmu_lock); @@ -538,7 +621,7 @@ int kvm_phys_addr_ioremap(struct kvm *kvm, phys_addr_t guest_ipa, */ static void stage2_wp_range(struct kvm_s2_mmu *mmu, phys_addr_t addr, phys_addr_t end) { - struct kvm *kvm = mmu->kvm; + struct kvm *kvm = kvm_s2_mmu_to_kvm(mmu); stage2_apply_range_resched(kvm, addr, end, kvm_pgtable_stage2_wrprotect); } @@ -1208,10 +1291,22 @@ static int kvm_map_idmap_text(void) return err; } -int kvm_mmu_init(void) +static void *kvm_hyp_zalloc_page(void *arg) +{ + return (void *)get_zeroed_page(GFP_KERNEL); +} + +static struct kvm_pgtable_mm_ops kvm_hyp_mm_ops = { + .zalloc_page = kvm_hyp_zalloc_page, + .get_page = kvm_host_get_page, + .put_page = kvm_host_put_page, + .phys_to_virt = kvm_host_va, + .virt_to_phys = kvm_host_pa, +}; + +int kvm_mmu_init(u32 *hyp_va_bits) { int err; - u32 hyp_va_bits; hyp_idmap_start = __pa_symbol(__hyp_idmap_text_start); hyp_idmap_start = ALIGN_DOWN(hyp_idmap_start, PAGE_SIZE); @@ -1225,8 +1320,8 @@ int kvm_mmu_init(void) */ BUG_ON((hyp_idmap_start ^ (hyp_idmap_end - 1)) & PAGE_MASK); - hyp_va_bits = 64 - ((idmap_t0sz & TCR_T0SZ_MASK) >> TCR_T0SZ_OFFSET); - kvm_debug("Using %u-bit virtual addresses at EL2\n", hyp_va_bits); + *hyp_va_bits = 64 - ((idmap_t0sz & TCR_T0SZ_MASK) >> TCR_T0SZ_OFFSET); + kvm_debug("Using %u-bit virtual addresses at EL2\n", *hyp_va_bits); kvm_debug("IDMAP page: %lx\n", hyp_idmap_start); kvm_debug("HYP VA range: %lx:%lx\n", kern_hyp_va(PAGE_OFFSET), @@ -1251,7 +1346,7 @@ int kvm_mmu_init(void) goto out; } - err = kvm_pgtable_hyp_init(hyp_pgtable, hyp_va_bits); + err = kvm_pgtable_hyp_init(hyp_pgtable, *hyp_va_bits, &kvm_hyp_mm_ops); if (err) goto out_free_pgtable; @@ -1312,8 +1407,7 @@ int kvm_arch_prepare_memory_region(struct kvm *kvm, * Prevent userspace from creating a memory region outside of the IPA * space addressable by the KVM guest IPA space. */ - if (memslot->base_gfn + memslot->npages >= - (kvm_phys_size(kvm) >> PAGE_SHIFT)) + if ((memslot->base_gfn + memslot->npages) > (kvm_phys_size(kvm) >> PAGE_SHIFT)) return -EFAULT; mmap_read_lock(current->mm); diff --git a/arch/arm64/kvm/perf.c b/arch/arm64/kvm/perf.c index 739164324afe..8f860ae56bb7 100644 --- a/arch/arm64/kvm/perf.c +++ b/arch/arm64/kvm/perf.c @@ -55,7 +55,8 @@ int kvm_perf_init(void) * hardware performance counters. This could ensure the presence of * a physical PMU and CONFIG_PERF_EVENT is selected. */ - if (IS_ENABLED(CONFIG_ARM_PMU) && perf_num_counters() > 0) + if (IS_ENABLED(CONFIG_ARM_PMU) && perf_num_counters() > 0 + && !is_protected_kvm_enabled()) static_branch_enable(&kvm_arm_pmu_available); return perf_register_guest_info_callbacks(&kvm_guest_cbs); diff --git a/arch/arm64/kvm/pmu.c b/arch/arm64/kvm/pmu.c index faf32a44ba04..03a6c1f4a09a 100644 --- a/arch/arm64/kvm/pmu.c +++ b/arch/arm64/kvm/pmu.c @@ -33,7 +33,7 @@ void kvm_set_pmu_events(u32 set, struct perf_event_attr *attr) { struct kvm_host_data *ctx = this_cpu_ptr_hyp_sym(kvm_host_data); - if (!ctx || !kvm_pmu_switch_needed(attr)) + if (!kvm_arm_support_pmu_v3() || !ctx || !kvm_pmu_switch_needed(attr)) return; if (!attr->exclude_host) @@ -49,7 +49,7 @@ void kvm_clr_pmu_events(u32 clr) { struct kvm_host_data *ctx = this_cpu_ptr_hyp_sym(kvm_host_data); - if (!ctx) + if (!kvm_arm_support_pmu_v3() || !ctx) return; ctx->pmu_events.events_host &= ~clr; @@ -172,7 +172,7 @@ void kvm_vcpu_pmu_restore_guest(struct kvm_vcpu *vcpu) struct kvm_host_data *host; u32 events_guest, events_host; - if (!has_vhe()) + if (!kvm_arm_support_pmu_v3() || !has_vhe()) return; preempt_disable(); @@ -193,7 +193,7 @@ void kvm_vcpu_pmu_restore_host(struct kvm_vcpu *vcpu) struct kvm_host_data *host; u32 events_guest, events_host; - if (!has_vhe()) + if (!kvm_arm_support_pmu_v3() || !has_vhe()) return; host = this_cpu_ptr_hyp_sym(kvm_host_data); diff --git a/arch/arm64/kvm/reset.c b/arch/arm64/kvm/reset.c index 47f3f035f3ea..e6f095062843 100644 --- a/arch/arm64/kvm/reset.c +++ b/arch/arm64/kvm/reset.c @@ -74,10 +74,6 @@ static int kvm_vcpu_enable_sve(struct kvm_vcpu *vcpu) if (!system_supports_sve()) return -EINVAL; - /* Verify that KVM startup enforced this when SVE was detected: */ - if (WARN_ON(!has_vhe())) - return -EINVAL; - vcpu->arch.sve_max_vl = kvm_sve_max_vl; /* @@ -324,27 +320,17 @@ int kvm_set_ipa_limit(void) } kvm_ipa_limit = id_aa64mmfr0_parange_to_phys_shift(parange); - WARN(kvm_ipa_limit < KVM_PHYS_SHIFT, - "KVM IPA Size Limit (%d bits) is smaller than default size\n", - kvm_ipa_limit); - kvm_info("IPA Size Limit: %d bits\n", kvm_ipa_limit); + kvm_info("IPA Size Limit: %d bits%s\n", kvm_ipa_limit, + ((kvm_ipa_limit < KVM_PHYS_SHIFT) ? + " (Reduced IPA size, limited VM/VMM compatibility)" : "")); return 0; } -/* - * Configure the VTCR_EL2 for this VM. The VTCR value is common - * across all the physical CPUs on the system. We use system wide - * sanitised values to fill in different fields, except for Hardware - * Management of Access Flags. HA Flag is set unconditionally on - * all CPUs, as it is safe to run with or without the feature and - * the bit is RES0 on CPUs that don't support it. - */ int kvm_arm_setup_stage2(struct kvm *kvm, unsigned long type) { - u64 vtcr = VTCR_EL2_FLAGS, mmfr0; - u32 parange, phys_shift; - u8 lvls; + u64 mmfr0, mmfr1; + u32 phys_shift; if (type & ~KVM_VM_TYPE_ARM_IPA_SIZE_MASK) return -EINVAL; @@ -356,36 +342,16 @@ int kvm_arm_setup_stage2(struct kvm *kvm, unsigned long type) return -EINVAL; } else { phys_shift = KVM_PHYS_SHIFT; + if (phys_shift > kvm_ipa_limit) { + pr_warn_once("%s using unsupported default IPA limit, upgrade your VMM\n", + current->comm); + return -EINVAL; + } } mmfr0 = read_sanitised_ftr_reg(SYS_ID_AA64MMFR0_EL1); - parange = cpuid_feature_extract_unsigned_field(mmfr0, - ID_AA64MMFR0_PARANGE_SHIFT); - if (parange > ID_AA64MMFR0_PARANGE_MAX) - parange = ID_AA64MMFR0_PARANGE_MAX; - vtcr |= parange << VTCR_EL2_PS_SHIFT; + mmfr1 = read_sanitised_ftr_reg(SYS_ID_AA64MMFR1_EL1); + kvm->arch.vtcr = kvm_get_vtcr(mmfr0, mmfr1, phys_shift); - vtcr |= VTCR_EL2_T0SZ(phys_shift); - /* - * Use a minimum 2 level page table to prevent splitting - * host PMD huge pages at stage2. - */ - lvls = stage2_pgtable_levels(phys_shift); - if (lvls < 2) - lvls = 2; - vtcr |= VTCR_EL2_LVLS_TO_SL0(lvls); - - /* - * Enable the Hardware Access Flag management, unconditionally - * on all CPUs. The features is RES0 on CPUs without the support - * and must be ignored by the CPUs. - */ - vtcr |= VTCR_EL2_HA; - - /* Set the vmid bits */ - vtcr |= (kvm_get_vmid_bits() == 16) ? - VTCR_EL2_VS_16BIT : - VTCR_EL2_VS_8BIT; - kvm->arch.vtcr = vtcr; return 0; } diff --git a/arch/arm64/kvm/sys_regs.c b/arch/arm64/kvm/sys_regs.c index 4f2f1e3145de..dfb3b4f9ca84 100644 --- a/arch/arm64/kvm/sys_regs.c +++ b/arch/arm64/kvm/sys_regs.c @@ -21,6 +21,7 @@ #include #include #include +#include #include #include #include @@ -2775,3 +2776,24 @@ void kvm_sys_reg_table_init(void) /* Clear all higher bits. */ cache_levels &= (1 << (i*3))-1; } + +#define CPU_FTR_REG_HYP_COPY(id, name) \ + { .sys_id = id, .dst = (struct arm64_ftr_reg *)&kvm_nvhe_sym(name) } +struct __ftr_reg_copy_entry { + u32 sys_id; + struct arm64_ftr_reg *dst; +} hyp_ftr_regs[] __initdata = { + CPU_FTR_REG_HYP_COPY(SYS_CTR_EL0, arm64_ftr_reg_ctrel0), + CPU_FTR_REG_HYP_COPY(SYS_ID_AA64MMFR0_EL1, arm64_ftr_reg_id_aa64mmfr0_el1), + CPU_FTR_REG_HYP_COPY(SYS_ID_AA64MMFR1_EL1, arm64_ftr_reg_id_aa64mmfr1_el1), +}; + +void __init setup_kvm_el2_caps(void) +{ + int i; + + for (i = 0; i < ARRAY_SIZE(hyp_ftr_regs); i++) { + WARN(copy_ftr_reg(hyp_ftr_regs[i].sys_id, hyp_ftr_regs[i].dst), + "%u feature register not found\n", hyp_ftr_regs[i].sys_id); + } +} diff --git a/arch/arm64/lib/clear_page.S b/arch/arm64/lib/clear_page.S index 073acbf02a7c..b84b179edba3 100644 --- a/arch/arm64/lib/clear_page.S +++ b/arch/arm64/lib/clear_page.S @@ -14,7 +14,7 @@ * Parameters: * x0 - dest */ -SYM_FUNC_START(clear_page) +SYM_FUNC_START_PI(clear_page) mrs x1, dczid_el0 and w1, w1, #0xf mov x2, #4 @@ -25,5 +25,5 @@ SYM_FUNC_START(clear_page) tst x0, #(PAGE_SIZE - 1) b.ne 1b ret -SYM_FUNC_END(clear_page) +SYM_FUNC_END_PI(clear_page) EXPORT_SYMBOL(clear_page) diff --git a/arch/arm64/lib/copy_page.S b/arch/arm64/lib/copy_page.S index e7a793961408..29144f4cd449 100644 --- a/arch/arm64/lib/copy_page.S +++ b/arch/arm64/lib/copy_page.S @@ -17,7 +17,7 @@ * x0 - dest * x1 - src */ -SYM_FUNC_START(copy_page) +SYM_FUNC_START_PI(copy_page) alternative_if ARM64_HAS_NO_HW_PREFETCH // Prefetch three cache lines ahead. prfm pldl1strm, [x1, #128] @@ -75,5 +75,5 @@ alternative_else_nop_endif stnp x16, x17, [x0, #112 - 256] ret -SYM_FUNC_END(copy_page) +SYM_FUNC_END_PI(copy_page) EXPORT_SYMBOL(copy_page) diff --git a/arch/arm64/mm/init.c b/arch/arm64/mm/init.c index 59b6375a8426..8f213efbed43 100644 --- a/arch/arm64/mm/init.c +++ b/arch/arm64/mm/init.c @@ -29,11 +29,13 @@ #include #include #include +#include #include #include #include #include +#include #include #include #include @@ -42,8 +44,6 @@ #include #include -#define ARM64_ZONE_DMA_BITS 30 - /* * We need to be able to catch inadvertent references to memstart_addr * that occur (potentially in generic code) before arm64_memblock_init() @@ -188,8 +188,14 @@ static phys_addr_t __init max_zone_phys(unsigned int zone_bits) static void __init zone_sizes_init(unsigned long min, unsigned long max) { unsigned long max_zone_pfns[MAX_NR_ZONES] = {0}; + unsigned int __maybe_unused acpi_zone_dma_bits; + unsigned int __maybe_unused dt_zone_dma_bits; #ifdef CONFIG_ZONE_DMA + acpi_zone_dma_bits = fls64(acpi_iort_dma_get_max_cpu_address()); + dt_zone_dma_bits = fls64(of_dma_get_max_cpu_address(NULL)); + zone_dma_bits = min3(32U, dt_zone_dma_bits, acpi_zone_dma_bits); + arm64_dma_phys_limit = max_zone_phys(zone_dma_bits); max_zone_pfns[ZONE_DMA] = PFN_DOWN(arm64_dma_phys_limit); #endif #ifdef CONFIG_ZONE_DMA32 @@ -213,6 +219,18 @@ int pfn_valid(unsigned long pfn) if (!valid_section(__pfn_to_section(pfn))) return 0; + + /* + * ZONE_DEVICE memory does not have the memblock entries. + * memblock_is_map_memory() check for ZONE_DEVICE based + * addresses will always fail. Even the normal hotplugged + * memory will never have MEMBLOCK_NOMAP flag set in their + * memblock entries. Skip memblock search for all non early + * memory sections covering all of hotplug memory including + * both normal and ZONE_DEVICE based. + */ + if (!early_section(__pfn_to_section(pfn))) + return pfn_section_valid(__pfn_to_section(pfn), pfn); #endif return memblock_is_map_memory(addr); } @@ -379,18 +397,11 @@ void __init arm64_memblock_init(void) early_init_fdt_scan_reserved_mem(); - if (IS_ENABLED(CONFIG_ZONE_DMA)) { - zone_dma_bits = ARM64_ZONE_DMA_BITS; - arm64_dma_phys_limit = max_zone_phys(ARM64_ZONE_DMA_BITS); - } - if (IS_ENABLED(CONFIG_ZONE_DMA32)) arm64_dma32_phys_limit = max_zone_phys(32); else arm64_dma32_phys_limit = PHYS_MASK + 1; - reserve_crashkernel(); - reserve_elfcorehdr(); high_memory = __va(memblock_end_of_DRAM() - 1) + 1; @@ -423,6 +434,8 @@ void __init bootmem_init(void) dma_pernuma_cma_reserve(); + kvm_hyp_reserve(); + /* * sparse_init() tries to allocate memory from memblock, so must be * done after the fixed reservations @@ -430,6 +443,12 @@ void __init bootmem_init(void) sparse_init(); zone_sizes_init(min, max); + /* + * request_standard_resources() depends on crashkernel's memory being + * reserved, so do it here. + */ + reserve_crashkernel(); + memblock_dump_all(); } diff --git a/arch/arm64/mm/mmu.c b/arch/arm64/mm/mmu.c index 9b25d60bf3a8..6ad5fff10cd4 100644 --- a/arch/arm64/mm/mmu.c +++ b/arch/arm64/mm/mmu.c @@ -40,7 +40,7 @@ #define NO_BLOCK_MAPPINGS BIT(0) #define NO_CONT_MAPPINGS BIT(1) -u64 idmap_t0sz = TCR_T0SZ(VA_BITS); +u64 idmap_t0sz = TCR_T0SZ(VA_BITS_MIN); u64 idmap_ptrs_per_pgd = PTRS_PER_PGD; u64 __section(".mmuoff.data.write") vabits_actual; @@ -502,7 +502,8 @@ static void __init map_mem(pgd_t *pgdp) * if MTE is present. Otherwise, it has the same attributes as * PAGE_KERNEL. */ - __map_memblock(pgdp, start, end, PAGE_KERNEL_TAGGED, flags); + __map_memblock(pgdp, start, end, pgprot_tagged(PAGE_KERNEL), + flags); } /* diff --git a/arch/arm64/net/bpf_jit_comp.c b/arch/arm64/net/bpf_jit_comp.c index ef9f1d5e989d..af75d5909a0f 100644 --- a/arch/arm64/net/bpf_jit_comp.c +++ b/arch/arm64/net/bpf_jit_comp.c @@ -17,6 +17,7 @@ #include #include #include +#include #include "bpf_jit.h" @@ -1098,6 +1099,8 @@ skip_init_ctx: goto out_off; } bpf_jit_binary_lock_ro(header); + trace_android_vh_set_memory_ro((unsigned long)header, header->pages); + trace_android_vh_set_memory_x((unsigned long)header, header->pages); } else { jit_data->ctx = ctx; jit_data->image = image_ptr; diff --git a/arch/csky/kernel/ptrace.c b/arch/csky/kernel/ptrace.c index d822144906ac..a4cf2e2ac15a 100644 --- a/arch/csky/kernel/ptrace.c +++ b/arch/csky/kernel/ptrace.c @@ -83,7 +83,7 @@ static int gpr_get(struct task_struct *target, /* Abiv1 regs->tls is fake and we need sync here. */ regs->tls = task_thread_info(target)->tp_value; - return membuf_write(&to, regs, sizeof(regs)); + return membuf_write(&to, regs, sizeof(*regs)); } static int gpr_set(struct task_struct *target, diff --git a/arch/mips/Makefile b/arch/mips/Makefile index 0d0f29d662c9..686990fcc5f0 100644 --- a/arch/mips/Makefile +++ b/arch/mips/Makefile @@ -136,6 +136,25 @@ cflags-$(CONFIG_SB1XXX_CORELIS) += $(call cc-option,-mno-sched-prolog) \ # cflags-y += -fno-stack-check +# binutils from v2.35 when built with --enable-mips-fix-loongson3-llsc=yes, +# supports an -mfix-loongson3-llsc flag which emits a sync prior to each ll +# instruction to work around a CPU bug (see __SYNC_loongson3_war in asm/sync.h +# for a description). +# +# We disable this in order to prevent the assembler meddling with the +# instruction that labels refer to, ie. if we label an ll instruction: +# +# 1: ll v0, 0(a0) +# +# ...then with the assembler fix applied the label may actually point at a sync +# instruction inserted by the assembler, and if we were using the label in an +# exception table the table would no longer contain the address of the ll +# instruction. +# +# Avoid this by explicitly disabling that assembler behaviour. +# +cflags-y += $(call as-option,-Wa$(comma)-mno-fix-loongson3-llsc,) + # # CPU-dependent compiler/assembler options for optimization. # diff --git a/arch/mips/boot/compressed/Makefile b/arch/mips/boot/compressed/Makefile index d66511825fe1..337ab1d18cc1 100644 --- a/arch/mips/boot/compressed/Makefile +++ b/arch/mips/boot/compressed/Makefile @@ -36,6 +36,7 @@ KBUILD_AFLAGS := $(KBUILD_AFLAGS) -D__ASSEMBLY__ \ # Prevents link failures: __sanitizer_cov_trace_pc() is not linked in. KCOV_INSTRUMENT := n +UBSAN_SANITIZE := n # decompressor objects (linked with vmlinuz) vmlinuzobjs-y := $(obj)/head.o $(obj)/decompress.o $(obj)/string.o diff --git a/arch/mips/cavium-octeon/setup.c b/arch/mips/cavium-octeon/setup.c index 561389d3fadb..b329cdb6134d 100644 --- a/arch/mips/cavium-octeon/setup.c +++ b/arch/mips/cavium-octeon/setup.c @@ -1158,12 +1158,15 @@ void __init device_tree_init(void) bool do_prune; bool fill_mac; - if (fw_passed_dtb) { - fdt = (void *)fw_passed_dtb; +#ifdef CONFIG_MIPS_ELF_APPENDED_DTB + if (!fdt_check_header(&__appended_dtb)) { + fdt = &__appended_dtb; do_prune = false; fill_mac = true; pr_info("Using appended Device Tree.\n"); - } else if (octeon_bootinfo->minor_version >= 3 && octeon_bootinfo->fdt_addr) { + } else +#endif + if (octeon_bootinfo->minor_version >= 3 && octeon_bootinfo->fdt_addr) { fdt = phys_to_virt(octeon_bootinfo->fdt_addr); if (fdt_check_header(fdt)) panic("Corrupt Device Tree passed to kernel."); diff --git a/arch/mips/crypto/Makefile b/arch/mips/crypto/Makefile index 8e1deaf00e0c..5e4105cccf9f 100644 --- a/arch/mips/crypto/Makefile +++ b/arch/mips/crypto/Makefile @@ -12,8 +12,8 @@ AFLAGS_chacha-core.o += -O2 # needed to fill branch delay slots obj-$(CONFIG_CRYPTO_POLY1305_MIPS) += poly1305-mips.o poly1305-mips-y := poly1305-core.o poly1305-glue.o -perlasm-flavour-$(CONFIG_CPU_MIPS32) := o32 -perlasm-flavour-$(CONFIG_CPU_MIPS64) := 64 +perlasm-flavour-$(CONFIG_32BIT) := o32 +perlasm-flavour-$(CONFIG_64BIT) := 64 quiet_cmd_perlasm = PERLASM $@ cmd_perlasm = $(PERL) $(<) $(perlasm-flavour-y) $(@) diff --git a/arch/mips/include/asm/asm.h b/arch/mips/include/asm/asm.h index 3682d1a0bb80..ea4b62ece336 100644 --- a/arch/mips/include/asm/asm.h +++ b/arch/mips/include/asm/asm.h @@ -20,10 +20,27 @@ #include #include +#ifndef __VDSO__ +/* + * Emit CFI data in .debug_frame sections, not .eh_frame sections. + * We don't do DWARF unwinding at runtime, so only the offline DWARF + * information is useful to anyone. Note we should change this if we + * ever decide to enable DWARF unwinding at runtime. + */ +#define CFI_SECTIONS .cfi_sections .debug_frame +#else + /* + * For the vDSO, emit both runtime unwind information and debug + * symbols for the .dbg file. + */ +#define CFI_SECTIONS +#endif + /* * LEAF - declare leaf routine */ #define LEAF(symbol) \ + CFI_SECTIONS; \ .globl symbol; \ .align 2; \ .type symbol, @function; \ @@ -36,6 +53,7 @@ symbol: .frame sp, 0, ra; \ * NESTED - declare nested routine entry point */ #define NESTED(symbol, framesize, rpc) \ + CFI_SECTIONS; \ .globl symbol; \ .align 2; \ .type symbol, @function; \ diff --git a/arch/mips/include/asm/atomic.h b/arch/mips/include/asm/atomic.h index f904084fcb1f..27ad76791539 100644 --- a/arch/mips/include/asm/atomic.h +++ b/arch/mips/include/asm/atomic.h @@ -248,7 +248,7 @@ static __inline__ int pfx##_sub_if_positive(type i, pfx##_t * v) \ * bltz that can branch to code outside of the LL/SC loop. As \ * such, we don't need to emit another barrier here. \ */ \ - if (!__SYNC_loongson3_war) \ + if (__SYNC_loongson3_war == 0) \ smp_mb__after_atomic(); \ \ return result; \ diff --git a/arch/mips/include/asm/cmpxchg.h b/arch/mips/include/asm/cmpxchg.h index 5b0b3a6777ea..ed8f3f3c4304 100644 --- a/arch/mips/include/asm/cmpxchg.h +++ b/arch/mips/include/asm/cmpxchg.h @@ -99,7 +99,7 @@ unsigned long __xchg(volatile void *ptr, unsigned long x, int size) * contains a completion barrier prior to the LL, so we don't \ * need to emit an extra one here. \ */ \ - if (!__SYNC_loongson3_war) \ + if (__SYNC_loongson3_war == 0) \ smp_mb__before_llsc(); \ \ __res = (__typeof__(*(ptr))) \ @@ -191,7 +191,7 @@ unsigned long __cmpxchg(volatile void *ptr, unsigned long old, * contains a completion barrier prior to the LL, so we don't \ * need to emit an extra one here. \ */ \ - if (!__SYNC_loongson3_war) \ + if (__SYNC_loongson3_war == 0) \ smp_mb__before_llsc(); \ \ __res = cmpxchg_local((ptr), (old), (new)); \ @@ -201,7 +201,7 @@ unsigned long __cmpxchg(volatile void *ptr, unsigned long old, * contains a completion barrier after the SC, so we don't \ * need to emit an extra one here. \ */ \ - if (!__SYNC_loongson3_war) \ + if (__SYNC_loongson3_war == 0) \ smp_llsc_mb(); \ \ __res; \ diff --git a/arch/mips/kernel/cpu-probe.c b/arch/mips/kernel/cpu-probe.c index e6853697a056..31cb9199197c 100644 --- a/arch/mips/kernel/cpu-probe.c +++ b/arch/mips/kernel/cpu-probe.c @@ -1830,16 +1830,17 @@ static inline void cpu_probe_ingenic(struct cpuinfo_mips *c, unsigned int cpu) */ case PRID_COMP_INGENIC_D0: c->isa_level &= ~MIPS_CPU_ISA_M32R2; - break; + fallthrough; /* * The config0 register in the XBurst CPUs with a processor ID of - * PRID_COMP_INGENIC_D1 has an abandoned huge page tlb mode, this - * mode is not compatible with the MIPS standard, it will cause - * tlbmiss and into an infinite loop (line 21 in the tlb-funcs.S) - * when starting the init process. After chip reset, the default - * is HPTLB mode, Write 0xa9000000 to cp0 register 5 sel 4 to - * switch back to VTLB mode to prevent getting stuck. + * PRID_COMP_INGENIC_D0 or PRID_COMP_INGENIC_D1 has an abandoned + * huge page tlb mode, this mode is not compatible with the MIPS + * standard, it will cause tlbmiss and into an infinite loop + * (line 21 in the tlb-funcs.S) when starting the init process. + * After chip reset, the default is HPTLB mode, Write 0xa9000000 + * to cp0 register 5 sel 4 to switch back to VTLB mode to prevent + * getting stuck. */ case PRID_COMP_INGENIC_D1: write_c0_page_ctrl(XBURST_PAGECTRL_HPTLB_DIS); diff --git a/arch/mips/kernel/vmlinux.lds.S b/arch/mips/kernel/vmlinux.lds.S index 5e97e9d02f98..09fa4705ce8e 100644 --- a/arch/mips/kernel/vmlinux.lds.S +++ b/arch/mips/kernel/vmlinux.lds.S @@ -90,6 +90,7 @@ SECTIONS INIT_TASK_DATA(THREAD_SIZE) NOSAVE_DATA + PAGE_ALIGNED_DATA(PAGE_SIZE) CACHELINE_ALIGNED_DATA(1 << CONFIG_MIPS_L1_CACHE_SHIFT) READ_MOSTLY_DATA(1 << CONFIG_MIPS_L1_CACHE_SHIFT) DATA_DATA @@ -223,6 +224,5 @@ SECTIONS *(.options) *(.pdr) *(.reginfo) - *(.eh_frame) } } diff --git a/arch/mips/lantiq/irq.c b/arch/mips/lantiq/irq.c index df8eed3875f6..43c2f271e6ab 100644 --- a/arch/mips/lantiq/irq.c +++ b/arch/mips/lantiq/irq.c @@ -302,7 +302,7 @@ static void ltq_hw_irq_handler(struct irq_desc *desc) generic_handle_irq(irq_linear_revmap(ltq_domain, hwirq)); /* if this is a EBU irq, we need to ack it or get a deadlock */ - if ((irq == LTQ_ICU_EBU_IRQ) && (module == 0) && LTQ_EBU_PCC_ISTAT) + if (irq == LTQ_ICU_EBU_IRQ && !module && LTQ_EBU_PCC_ISTAT != 0) ltq_ebu_w32(ltq_ebu_r32(LTQ_EBU_PCC_ISTAT) | 0x10, LTQ_EBU_PCC_ISTAT); } diff --git a/arch/mips/loongson64/Platform b/arch/mips/loongson64/Platform index ec42c5085905..e2354e128d9a 100644 --- a/arch/mips/loongson64/Platform +++ b/arch/mips/loongson64/Platform @@ -5,28 +5,6 @@ cflags-$(CONFIG_CPU_LOONGSON64) += -Wa,--trap -# -# Some versions of binutils, not currently mainline as of 2019/02/04, support -# an -mfix-loongson3-llsc flag which emits a sync prior to each ll instruction -# to work around a CPU bug (see __SYNC_loongson3_war in asm/sync.h for a -# description). -# -# We disable this in order to prevent the assembler meddling with the -# instruction that labels refer to, ie. if we label an ll instruction: -# -# 1: ll v0, 0(a0) -# -# ...then with the assembler fix applied the label may actually point at a sync -# instruction inserted by the assembler, and if we were using the label in an -# exception table the table would no longer contain the address of the ll -# instruction. -# -# Avoid this by explicitly disabling that assembler behaviour. If upstream -# binutils does not merge support for the flag then we can revisit & remove -# this later - for now it ensures vendor toolchains don't cause problems. -# -cflags-$(CONFIG_CPU_LOONGSON64) += $(call as-option,-Wa$(comma)-mno-fix-loongson3-llsc,) - # # binutils from v2.25 on and gcc starting from v4.9.0 treat -march=loongson3a # as MIPS64 R2; older versions as just R1. This leaves the possibility open diff --git a/arch/mips/mm/c-r4k.c b/arch/mips/mm/c-r4k.c index c9644c38ec28..96adc3d23bd2 100644 --- a/arch/mips/mm/c-r4k.c +++ b/arch/mips/mm/c-r4k.c @@ -1593,7 +1593,7 @@ static int probe_scache(void) return 1; } -static void __init loongson2_sc_init(void) +static void loongson2_sc_init(void) { struct cpuinfo_mips *c = ¤t_cpu_data; diff --git a/arch/mips/vdso/Makefile b/arch/mips/vdso/Makefile index 5810cc12bc1d..2131d3fd7333 100644 --- a/arch/mips/vdso/Makefile +++ b/arch/mips/vdso/Makefile @@ -16,16 +16,13 @@ ccflags-vdso := \ $(filter -march=%,$(KBUILD_CFLAGS)) \ $(filter -m%-float,$(KBUILD_CFLAGS)) \ $(filter -mno-loongson-%,$(KBUILD_CFLAGS)) \ + $(CLANG_FLAGS) \ -D__VDSO__ ifndef CONFIG_64BIT ccflags-vdso += -DBUILD_VDSO32 endif -ifdef CONFIG_CC_IS_CLANG -ccflags-vdso += $(filter --target=%,$(KBUILD_CFLAGS)) -endif - # # The -fno-jump-tables flag only prevents the compiler from generating # jump tables but does not prevent the compiler from emitting absolute diff --git a/arch/nios2/kernel/entry.S b/arch/nios2/kernel/entry.S index da8442450e46..0794cd7803df 100644 --- a/arch/nios2/kernel/entry.S +++ b/arch/nios2/kernel/entry.S @@ -389,7 +389,10 @@ ENTRY(ret_from_interrupt) */ ENTRY(sys_clone) SAVE_SWITCH_STACK + subi sp, sp, 4 /* make space for tls pointer */ + stw r8, 0(sp) /* pass tls pointer (r8) via stack (5th argument) */ call nios2_clone + addi sp, sp, 4 RESTORE_SWITCH_STACK ret diff --git a/arch/nios2/kernel/sys_nios2.c b/arch/nios2/kernel/sys_nios2.c index cd390ec4f88b..b1ca85699952 100644 --- a/arch/nios2/kernel/sys_nios2.c +++ b/arch/nios2/kernel/sys_nios2.c @@ -22,6 +22,7 @@ asmlinkage int sys_cacheflush(unsigned long addr, unsigned long len, unsigned int op) { struct vm_area_struct *vma; + struct mm_struct *mm = current->mm; if (len == 0) return 0; @@ -34,16 +35,22 @@ asmlinkage int sys_cacheflush(unsigned long addr, unsigned long len, if (addr + len < addr) return -EFAULT; + if (mmap_read_lock_killable(mm)) + return -EINTR; + /* * Verify that the specified address region actually belongs * to this process. */ - vma = find_vma(current->mm, addr); - if (vma == NULL || addr < vma->vm_start || addr + len > vma->vm_end) + vma = find_vma(mm, addr); + if (vma == NULL || addr < vma->vm_start || addr + len > vma->vm_end) { + mmap_read_unlock(mm); return -EFAULT; + } flush_cache_range(vma, addr, addr + len); + mmap_read_unlock(mm); return 0; } diff --git a/arch/parisc/Kconfig b/arch/parisc/Kconfig index 04dc17d52ac2..14f3252f2da0 100644 --- a/arch/parisc/Kconfig +++ b/arch/parisc/Kconfig @@ -201,9 +201,12 @@ config PREFETCH def_bool y depends on PA8X00 || PA7200 +config PARISC_HUGE_KERNEL + def_bool y if !MODULES || UBSAN || FTRACE || COMPILE_TEST + config MLONGCALLS - def_bool y if !MODULES || UBSAN || FTRACE - bool "Enable the -mlong-calls compiler option for big kernels" if MODULES && !UBSAN && !FTRACE + def_bool y if PARISC_HUGE_KERNEL + bool "Enable the -mlong-calls compiler option for big kernels" if !PARISC_HUGE_KERNEL depends on PA8X00 help If you configure the kernel to include many drivers built-in instead diff --git a/arch/parisc/kernel/irq.c b/arch/parisc/kernel/irq.c index e76c86619949..60f5829d476f 100644 --- a/arch/parisc/kernel/irq.c +++ b/arch/parisc/kernel/irq.c @@ -376,7 +376,11 @@ static inline int eirr_to_irq(unsigned long eirr) /* * IRQ STACK - used for irq handler */ +#ifdef CONFIG_64BIT +#define IRQ_STACK_SIZE (4096 << 4) /* 64k irq stack size */ +#else #define IRQ_STACK_SIZE (4096 << 3) /* 32k irq stack size */ +#endif union irq_stack_union { unsigned long stack[IRQ_STACK_SIZE/sizeof(unsigned long)]; diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig index 5181872f9452..31ed8083571f 100644 --- a/arch/powerpc/Kconfig +++ b/arch/powerpc/Kconfig @@ -761,7 +761,7 @@ config PPC_64K_PAGES config PPC_256K_PAGES bool "256k page size" - depends on 44x && !STDBINUTILS + depends on 44x && !STDBINUTILS && !PPC_47x help Make the page size 256k. diff --git a/arch/powerpc/include/asm/code-patching.h b/arch/powerpc/include/asm/code-patching.h index eacc9102c251..d5b3c3bb95b4 100644 --- a/arch/powerpc/include/asm/code-patching.h +++ b/arch/powerpc/include/asm/code-patching.h @@ -73,7 +73,7 @@ void __patch_exception(int exc, unsigned long addr); #endif #define OP_RT_RA_MASK 0xffff0000UL -#define LIS_R2 0x3c020000UL +#define LIS_R2 0x3c400000UL #define ADDIS_R2_R12 0x3c4c0000UL #define ADDI_R2_R2 0x38420000UL diff --git a/arch/powerpc/include/asm/cpu_has_feature.h b/arch/powerpc/include/asm/cpu_has_feature.h index 7897d16e0990..727d4b321937 100644 --- a/arch/powerpc/include/asm/cpu_has_feature.h +++ b/arch/powerpc/include/asm/cpu_has_feature.h @@ -7,7 +7,7 @@ #include #include -static inline bool early_cpu_has_feature(unsigned long feature) +static __always_inline bool early_cpu_has_feature(unsigned long feature) { return !!((CPU_FTRS_ALWAYS & feature) || (CPU_FTRS_POSSIBLE & cur_cpu_spec->cpu_features & feature)); @@ -46,7 +46,7 @@ static __always_inline bool cpu_has_feature(unsigned long feature) return static_branch_likely(&cpu_feature_keys[i]); } #else -static inline bool cpu_has_feature(unsigned long feature) +static __always_inline bool cpu_has_feature(unsigned long feature) { return early_cpu_has_feature(feature); } diff --git a/arch/powerpc/include/asm/kexec.h b/arch/powerpc/include/asm/kexec.h index 55d6ede30c19..9ab344d29a54 100644 --- a/arch/powerpc/include/asm/kexec.h +++ b/arch/powerpc/include/asm/kexec.h @@ -136,6 +136,7 @@ int load_crashdump_segments_ppc64(struct kimage *image, int setup_purgatory_ppc64(struct kimage *image, const void *slave_code, const void *fdt, unsigned long kernel_load_addr, unsigned long fdt_load_addr); +unsigned int kexec_fdt_totalsize_ppc64(struct kimage *image); int setup_new_fdt_ppc64(const struct kimage *image, void *fdt, unsigned long initrd_load_addr, unsigned long initrd_len, const char *cmdline); diff --git a/arch/powerpc/include/asm/machdep.h b/arch/powerpc/include/asm/machdep.h index 475687f24f4a..d319160d790c 100644 --- a/arch/powerpc/include/asm/machdep.h +++ b/arch/powerpc/include/asm/machdep.h @@ -59,6 +59,9 @@ struct machdep_calls { int (*pcibios_root_bridge_prepare)(struct pci_host_bridge *bridge); + /* finds all the pci_controllers present at boot */ + void (*discover_phbs)(void); + /* To setup PHBs when using automatic OF platform driver for PCI */ int (*pci_setup_phb)(struct pci_controller *host); diff --git a/arch/powerpc/include/asm/ptrace.h b/arch/powerpc/include/asm/ptrace.h index e2c778c176a3..d6f262df4f34 100644 --- a/arch/powerpc/include/asm/ptrace.h +++ b/arch/powerpc/include/asm/ptrace.h @@ -62,6 +62,9 @@ struct pt_regs }; #endif + +#define STACK_FRAME_WITH_PT_REGS (STACK_FRAME_OVERHEAD + sizeof(struct pt_regs)) + #ifdef __powerpc64__ /* @@ -190,7 +193,7 @@ extern int ptrace_put_reg(struct task_struct *task, int regno, #define TRAP_FLAGS_MASK 0x11 #define TRAP(regs) ((regs)->trap & ~TRAP_FLAGS_MASK) #define FULL_REGS(regs) (((regs)->trap & 1) == 0) -#define SET_FULL_REGS(regs) ((regs)->trap |= 1) +#define SET_FULL_REGS(regs) ((regs)->trap &= ~1) #endif #define CHECK_FULL_REGS(regs) BUG_ON(!FULL_REGS(regs)) #define NV_REG_POISON 0xdeadbeefdeadbeefUL @@ -205,7 +208,7 @@ extern int ptrace_put_reg(struct task_struct *task, int regno, #define TRAP_FLAGS_MASK 0x1F #define TRAP(regs) ((regs)->trap & ~TRAP_FLAGS_MASK) #define FULL_REGS(regs) (((regs)->trap & 1) == 0) -#define SET_FULL_REGS(regs) ((regs)->trap |= 1) +#define SET_FULL_REGS(regs) ((regs)->trap &= ~1) #define IS_CRITICAL_EXC(regs) (((regs)->trap & 2) != 0) #define IS_MCHECK_EXC(regs) (((regs)->trap & 4) != 0) #define IS_DEBUG_EXC(regs) (((regs)->trap & 8) != 0) diff --git a/arch/powerpc/include/asm/switch_to.h b/arch/powerpc/include/asm/switch_to.h index fdab93428372..9d1fbd8be1c7 100644 --- a/arch/powerpc/include/asm/switch_to.h +++ b/arch/powerpc/include/asm/switch_to.h @@ -71,6 +71,16 @@ static inline void disable_kernel_vsx(void) { msr_check_and_clear(MSR_FP|MSR_VEC|MSR_VSX); } +#else +static inline void enable_kernel_vsx(void) +{ + BUILD_BUG(); +} + +static inline void disable_kernel_vsx(void) +{ + BUILD_BUG(); +} #endif #ifdef CONFIG_SPE diff --git a/arch/powerpc/include/asm/uaccess.h b/arch/powerpc/include/asm/uaccess.h index 501c9a79038c..f53bfefb4a57 100644 --- a/arch/powerpc/include/asm/uaccess.h +++ b/arch/powerpc/include/asm/uaccess.h @@ -216,8 +216,6 @@ do { \ #define __put_user_nocheck_goto(x, ptr, size, label) \ do { \ __typeof__(*(ptr)) __user *__pu_addr = (ptr); \ - if (!is_kernel_addr((unsigned long)__pu_addr)) \ - might_fault(); \ __chk_user_ptr(ptr); \ __put_user_size_goto((x), __pu_addr, (size), label); \ } while (0) @@ -313,7 +311,7 @@ do { \ __typeof__(size) __gu_size = (size); \ \ __chk_user_ptr(__gu_addr); \ - if (!is_kernel_addr((unsigned long)__gu_addr)) \ + if (do_allow && !is_kernel_addr((unsigned long)__gu_addr)) \ might_fault(); \ barrier_nospec(); \ if (do_allow) \ @@ -508,6 +506,9 @@ static __must_check inline bool user_access_begin(const void __user *ptr, size_t { if (unlikely(!access_ok(ptr, len))) return false; + + might_fault(); + allow_read_write_user((void __user *)ptr, ptr, len); return true; } @@ -521,6 +522,9 @@ user_read_access_begin(const void __user *ptr, size_t len) { if (unlikely(!access_ok(ptr, len))) return false; + + might_fault(); + allow_read_from_user(ptr, len); return true; } @@ -532,6 +536,9 @@ user_write_access_begin(const void __user *ptr, size_t len) { if (unlikely(!access_ok(ptr, len))) return false; + + might_fault(); + allow_write_to_user((void __user *)ptr, len); return true; } diff --git a/arch/powerpc/kernel/asm-offsets.c b/arch/powerpc/kernel/asm-offsets.c index c2722ff36e98..5c125255571c 100644 --- a/arch/powerpc/kernel/asm-offsets.c +++ b/arch/powerpc/kernel/asm-offsets.c @@ -307,7 +307,7 @@ int main(void) /* Interrupt register frame */ DEFINE(INT_FRAME_SIZE, STACK_INT_FRAME_SIZE); - DEFINE(SWITCH_FRAME_SIZE, STACK_FRAME_OVERHEAD + sizeof(struct pt_regs)); + DEFINE(SWITCH_FRAME_SIZE, STACK_FRAME_WITH_PT_REGS); STACK_PT_REGS_OFFSET(GPR0, gpr[0]); STACK_PT_REGS_OFFSET(GPR1, gpr[1]); STACK_PT_REGS_OFFSET(GPR2, gpr[2]); diff --git a/arch/powerpc/kernel/entry_32.S b/arch/powerpc/kernel/entry_32.S index 8cdc8bcde703..459f5d00b990 100644 --- a/arch/powerpc/kernel/entry_32.S +++ b/arch/powerpc/kernel/entry_32.S @@ -347,6 +347,9 @@ trace_syscall_entry_irq_off: .globl transfer_to_syscall transfer_to_syscall: +#ifdef CONFIG_PPC_BOOK3S_32 + kuep_lock r11, r12 +#endif #ifdef CONFIG_TRACE_IRQFLAGS andi. r12,r9,MSR_EE beq- trace_syscall_entry_irq_off diff --git a/arch/powerpc/kernel/exceptions-64s.S b/arch/powerpc/kernel/exceptions-64s.S index 3cde2fbd74fc..9d3b468bd2d7 100644 --- a/arch/powerpc/kernel/exceptions-64s.S +++ b/arch/powerpc/kernel/exceptions-64s.S @@ -470,7 +470,7 @@ DEFINE_FIXED_SYMBOL(\name\()_common_real) ld r10,PACAKMSR(r13) /* get MSR value for kernel */ /* MSR[RI] is clear iff using SRR regs */ - .if IHSRR == EXC_HV_OR_STD + .if IHSRR_IF_HVMODE BEGIN_FTR_SECTION xori r10,r10,MSR_RI END_FTR_SECTION_IFCLR(CPU_FTR_HVMODE) diff --git a/arch/powerpc/kernel/head_32.h b/arch/powerpc/kernel/head_32.h index c88e66adecb5..fef0b34a77c9 100644 --- a/arch/powerpc/kernel/head_32.h +++ b/arch/powerpc/kernel/head_32.h @@ -56,7 +56,7 @@ 1: tophys_novmstack r11, r11 #ifdef CONFIG_VMAP_STACK - mtcrf 0x7f, r1 + mtcrf 0x3f, r1 bt 32 - THREAD_ALIGN_SHIFT, stack_overflow #endif .endm diff --git a/arch/powerpc/kernel/head_8xx.S b/arch/powerpc/kernel/head_8xx.S index ee0bfebc375f..ce5fd93499a7 100644 --- a/arch/powerpc/kernel/head_8xx.S +++ b/arch/powerpc/kernel/head_8xx.S @@ -175,7 +175,7 @@ SystemCall: /* On the MPC8xx, this is a software emulation interrupt. It occurs * for all unimplemented and illegal instructions. */ - EXCEPTION(0x1000, SoftEmu, program_check_exception, EXC_XFER_STD) + EXCEPTION(0x1000, SoftEmu, emulation_assist_interrupt, EXC_XFER_STD) . = 0x1100 /* diff --git a/arch/powerpc/kernel/head_book3s_32.S b/arch/powerpc/kernel/head_book3s_32.S index d66da35f2e8d..96b45901da64 100644 --- a/arch/powerpc/kernel/head_book3s_32.S +++ b/arch/powerpc/kernel/head_book3s_32.S @@ -280,12 +280,6 @@ MachineCheck: 7: EXCEPTION_PROLOG_2 addi r3,r1,STACK_FRAME_OVERHEAD #ifdef CONFIG_PPC_CHRP -#ifdef CONFIG_VMAP_STACK - mfspr r4, SPRN_SPRG_THREAD - tovirt(r4, r4) - lwz r4, RTAS_SP(r4) - cmpwi cr1, r4, 0 -#endif beq cr1, machine_check_tramp twi 31, 0, 0 #else @@ -467,10 +461,11 @@ InstructionTLBMiss: cmplw 0,r1,r3 #endif mfspr r2, SPRN_SPRG_PGDIR - li r1,_PAGE_PRESENT | _PAGE_ACCESSED | _PAGE_EXEC + li r1,_PAGE_PRESENT | _PAGE_ACCESSED | _PAGE_EXEC | _PAGE_USER #if defined(CONFIG_MODULES) || defined(CONFIG_DEBUG_PAGEALLOC) bgt- 112f lis r2, (swapper_pg_dir - PAGE_OFFSET)@ha /* if kernel address, use */ + li r1,_PAGE_PRESENT | _PAGE_ACCESSED | _PAGE_EXEC addi r2, r2, (swapper_pg_dir - PAGE_OFFSET)@l /* kernel page table */ #endif 112: rlwimi r2,r3,12,20,29 /* insert top 10 bits of address */ @@ -529,9 +524,10 @@ DataLoadTLBMiss: lis r1, TASK_SIZE@h /* check if kernel address */ cmplw 0,r1,r3 mfspr r2, SPRN_SPRG_PGDIR - li r1, _PAGE_PRESENT | _PAGE_ACCESSED + li r1, _PAGE_PRESENT | _PAGE_ACCESSED | _PAGE_USER bgt- 112f lis r2, (swapper_pg_dir - PAGE_OFFSET)@ha /* if kernel address, use */ + li r1, _PAGE_PRESENT | _PAGE_ACCESSED addi r2, r2, (swapper_pg_dir - PAGE_OFFSET)@l /* kernel page table */ 112: rlwimi r2,r3,12,20,29 /* insert top 10 bits of address */ lwz r2,0(r2) /* get pmd entry */ @@ -605,9 +601,10 @@ DataStoreTLBMiss: lis r1, TASK_SIZE@h /* check if kernel address */ cmplw 0,r1,r3 mfspr r2, SPRN_SPRG_PGDIR - li r1, _PAGE_RW | _PAGE_DIRTY | _PAGE_PRESENT | _PAGE_ACCESSED + li r1, _PAGE_RW | _PAGE_DIRTY | _PAGE_PRESENT | _PAGE_ACCESSED | _PAGE_USER bgt- 112f lis r2, (swapper_pg_dir - PAGE_OFFSET)@ha /* if kernel address, use */ + li r1, _PAGE_RW | _PAGE_DIRTY | _PAGE_PRESENT | _PAGE_ACCESSED addi r2, r2, (swapper_pg_dir - PAGE_OFFSET)@l /* kernel page table */ 112: rlwimi r2,r3,12,20,29 /* insert top 10 bits of address */ lwz r2,0(r2) /* get pmd entry */ diff --git a/arch/powerpc/kernel/irq.c b/arch/powerpc/kernel/irq.c index cc7a6271b6b4..e8a548447dd6 100644 --- a/arch/powerpc/kernel/irq.c +++ b/arch/powerpc/kernel/irq.c @@ -269,6 +269,31 @@ again: } } +#if defined(CONFIG_PPC_BOOK3S_64) && defined(CONFIG_PPC_KUAP) +static inline void replay_soft_interrupts_irqrestore(void) +{ + unsigned long kuap_state = get_kuap(); + + /* + * Check if anything calls local_irq_enable/restore() when KUAP is + * disabled (user access enabled). We handle that case here by saving + * and re-locking AMR but we shouldn't get here in the first place, + * hence the warning. + */ + kuap_check_amr(); + + if (kuap_state != AMR_KUAP_BLOCKED) + set_kuap(AMR_KUAP_BLOCKED); + + replay_soft_interrupts(); + + if (kuap_state != AMR_KUAP_BLOCKED) + set_kuap(kuap_state); +} +#else +#define replay_soft_interrupts_irqrestore() replay_soft_interrupts() +#endif + notrace void arch_local_irq_restore(unsigned long mask) { unsigned char irq_happened; @@ -332,7 +357,7 @@ notrace void arch_local_irq_restore(unsigned long mask) irq_soft_mask_set(IRQS_ALL_DISABLED); trace_hardirqs_off(); - replay_soft_interrupts(); + replay_soft_interrupts_irqrestore(); local_paca->irq_happened = 0; trace_hardirqs_on(); diff --git a/arch/powerpc/kernel/pci-common.c b/arch/powerpc/kernel/pci-common.c index be108616a721..7920559a1ca8 100644 --- a/arch/powerpc/kernel/pci-common.c +++ b/arch/powerpc/kernel/pci-common.c @@ -1625,3 +1625,13 @@ static void fixup_hide_host_resource_fsl(struct pci_dev *dev) } DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_MOTOROLA, PCI_ANY_ID, fixup_hide_host_resource_fsl); DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_FREESCALE, PCI_ANY_ID, fixup_hide_host_resource_fsl); + + +static int __init discover_phbs(void) +{ + if (ppc_md.discover_phbs) + ppc_md.discover_phbs(); + + return 0; +} +core_initcall(discover_phbs); diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c index d421a2c7f822..1a1d2657fe8d 100644 --- a/arch/powerpc/kernel/process.c +++ b/arch/powerpc/kernel/process.c @@ -2170,7 +2170,7 @@ void show_stack(struct task_struct *tsk, unsigned long *stack, * See if this is an exception frame. * We look for the "regshere" marker in the current frame. */ - if (validate_sp(sp, tsk, STACK_INT_FRAME_SIZE) + if (validate_sp(sp, tsk, STACK_FRAME_WITH_PT_REGS) && stack[STACK_FRAME_MARKER] == STACK_FRAME_REGS_MARKER) { struct pt_regs *regs = (struct pt_regs *) (sp + STACK_FRAME_OVERHEAD); diff --git a/arch/powerpc/kernel/prom_init.c b/arch/powerpc/kernel/prom_init.c index 38ae5933d917..7e337c570ea6 100644 --- a/arch/powerpc/kernel/prom_init.c +++ b/arch/powerpc/kernel/prom_init.c @@ -1330,14 +1330,10 @@ static void __init prom_check_platform_support(void) if (prop_len > sizeof(vec)) prom_printf("WARNING: ibm,arch-vec-5-platform-support longer than expected (len: %d)\n", prop_len); - prom_getprop(prom.chosen, "ibm,arch-vec-5-platform-support", - &vec, sizeof(vec)); - for (i = 0; i < sizeof(vec); i += 2) { - prom_debug("%d: index = 0x%x val = 0x%x\n", i / 2 - , vec[i] - , vec[i + 1]); - prom_parse_platform_support(vec[i], vec[i + 1], - &supported); + prom_getprop(prom.chosen, "ibm,arch-vec-5-platform-support", &vec, sizeof(vec)); + for (i = 0; i < prop_len; i += 2) { + prom_debug("%d: index = 0x%x val = 0x%x\n", i / 2, vec[i], vec[i + 1]); + prom_parse_platform_support(vec[i], vec[i + 1], &supported); } } diff --git a/arch/powerpc/kernel/time.c b/arch/powerpc/kernel/time.c index 7d372ff3504b..1d20f0f77a92 100644 --- a/arch/powerpc/kernel/time.c +++ b/arch/powerpc/kernel/time.c @@ -53,6 +53,7 @@ #include #include #include +#include #include #include @@ -1095,6 +1096,7 @@ void __init time_init(void) tick_setup_hrtimer_broadcast(); of_clk_init(NULL); + enable_sched_clock_irqtime(); } /* diff --git a/arch/powerpc/kernel/traps.c b/arch/powerpc/kernel/traps.c index 5006dcbe1d9f..77dffea3d537 100644 --- a/arch/powerpc/kernel/traps.c +++ b/arch/powerpc/kernel/traps.c @@ -509,8 +509,11 @@ out: die("Unrecoverable nested System Reset", regs, SIGABRT); #endif /* Must die if the interrupt is not recoverable */ - if (!(regs->msr & MSR_RI)) + if (!(regs->msr & MSR_RI)) { + /* For the reason explained in die_mce, nmi_exit before die */ + nmi_exit(); die("Unrecoverable System Reset", regs, SIGABRT); + } if (saved_hsrrs) { mtspr(SPRN_HSRR0, hsrr0); diff --git a/arch/powerpc/kexec/elf_64.c b/arch/powerpc/kexec/elf_64.c index d0e459bb2f05..9842e33533df 100644 --- a/arch/powerpc/kexec/elf_64.c +++ b/arch/powerpc/kexec/elf_64.c @@ -102,7 +102,7 @@ static void *elf64_load(struct kimage *image, char *kernel_buf, pr_debug("Loaded initrd at 0x%lx\n", initrd_load_addr); } - fdt_size = fdt_totalsize(initial_boot_params) * 2; + fdt_size = kexec_fdt_totalsize_ppc64(image); fdt = kmalloc(fdt_size, GFP_KERNEL); if (!fdt) { pr_err("Not enough memory for the device tree.\n"); diff --git a/arch/powerpc/kexec/file_load_64.c b/arch/powerpc/kexec/file_load_64.c index c69bcf9b547a..02b9e4d0dc40 100644 --- a/arch/powerpc/kexec/file_load_64.c +++ b/arch/powerpc/kexec/file_load_64.c @@ -21,6 +21,7 @@ #include #include #include +#include #include #include #include @@ -925,6 +926,40 @@ out: return ret; } +/** + * kexec_fdt_totalsize_ppc64 - Return the estimated size needed to setup FDT + * for kexec/kdump kernel. + * @image: kexec image being loaded. + * + * Returns the estimated size needed for kexec/kdump kernel FDT. + */ +unsigned int kexec_fdt_totalsize_ppc64(struct kimage *image) +{ + unsigned int fdt_size; + u64 usm_entries; + + /* + * The below estimate more than accounts for a typical kexec case where + * the additional space is to accommodate things like kexec cmdline, + * chosen node with properties for initrd start & end addresses and + * a property to indicate kexec boot.. + */ + fdt_size = fdt_totalsize(initial_boot_params) + (2 * COMMAND_LINE_SIZE); + if (image->type != KEXEC_TYPE_CRASH) + return fdt_size; + + /* + * For kdump kernel, also account for linux,usable-memory and + * linux,drconf-usable-memory properties. Get an approximate on the + * number of usable memory entries and use for FDT size estimation. + */ + usm_entries = ((memblock_end_of_DRAM() / drmem_lmb_size()) + + (2 * (resource_size(&crashk_res) / drmem_lmb_size()))); + fdt_size += (unsigned int)(usm_entries * sizeof(u64)); + + return fdt_size; +} + /** * setup_new_fdt_ppc64 - Update the flattend device-tree of the kernel * being loaded. diff --git a/arch/powerpc/kvm/powerpc.c b/arch/powerpc/kvm/powerpc.c index 13999123b735..32fa0fa3d4ff 100644 --- a/arch/powerpc/kvm/powerpc.c +++ b/arch/powerpc/kvm/powerpc.c @@ -1518,7 +1518,7 @@ int kvmppc_handle_vmx_load(struct kvm_vcpu *vcpu, return emulated; } -int kvmppc_get_vmx_dword(struct kvm_vcpu *vcpu, int index, u64 *val) +static int kvmppc_get_vmx_dword(struct kvm_vcpu *vcpu, int index, u64 *val) { union kvmppc_one_reg reg; int vmx_offset = 0; @@ -1536,7 +1536,7 @@ int kvmppc_get_vmx_dword(struct kvm_vcpu *vcpu, int index, u64 *val) return result; } -int kvmppc_get_vmx_word(struct kvm_vcpu *vcpu, int index, u64 *val) +static int kvmppc_get_vmx_word(struct kvm_vcpu *vcpu, int index, u64 *val) { union kvmppc_one_reg reg; int vmx_offset = 0; @@ -1554,7 +1554,7 @@ int kvmppc_get_vmx_word(struct kvm_vcpu *vcpu, int index, u64 *val) return result; } -int kvmppc_get_vmx_hword(struct kvm_vcpu *vcpu, int index, u64 *val) +static int kvmppc_get_vmx_hword(struct kvm_vcpu *vcpu, int index, u64 *val) { union kvmppc_one_reg reg; int vmx_offset = 0; @@ -1572,7 +1572,7 @@ int kvmppc_get_vmx_hword(struct kvm_vcpu *vcpu, int index, u64 *val) return result; } -int kvmppc_get_vmx_byte(struct kvm_vcpu *vcpu, int index, u64 *val) +static int kvmppc_get_vmx_byte(struct kvm_vcpu *vcpu, int index, u64 *val) { union kvmppc_one_reg reg; int vmx_offset = 0; diff --git a/arch/powerpc/lib/sstep.c b/arch/powerpc/lib/sstep.c index b18bce1a209f..a2e067f68dee 100644 --- a/arch/powerpc/lib/sstep.c +++ b/arch/powerpc/lib/sstep.c @@ -1241,9 +1241,11 @@ int analyse_instr(struct instruction_op *op, const struct pt_regs *regs, if ((word & 0xfe2) == 2) op->type = SYSCALL; else if (IS_ENABLED(CONFIG_PPC_BOOK3S_64) && - (word & 0xfe3) == 1) + (word & 0xfe3) == 1) { /* scv */ op->type = SYSCALL_VECTORED_0; - else + if (!cpu_has_feature(CPU_FTR_ARCH_300)) + goto unknown_opcode; + } else op->type = UNKNOWN; return 0; #endif @@ -1347,7 +1349,7 @@ int analyse_instr(struct instruction_op *op, const struct pt_regs *regs, #ifdef __powerpc64__ case 1: if (!cpu_has_feature(CPU_FTR_ARCH_31)) - return -1; + goto unknown_opcode; prefix_r = GET_PREFIX_R(word); ra = GET_PREFIX_RA(suffix); @@ -1380,8 +1382,13 @@ int analyse_instr(struct instruction_op *op, const struct pt_regs *regs, #ifdef __powerpc64__ case 4: + /* + * There are very many instructions with this primary opcode + * introduced in the ISA as early as v2.03. However, the ones + * we currently emulate were all introduced with ISA 3.0 + */ if (!cpu_has_feature(CPU_FTR_ARCH_300)) - return -1; + goto unknown_opcode; switch (word & 0x3f) { case 48: /* maddhd */ @@ -1407,7 +1414,7 @@ int analyse_instr(struct instruction_op *op, const struct pt_regs *regs, * There are other instructions from ISA 3.0 with the same * primary opcode which do not have emulation support yet. */ - return -1; + goto unknown_opcode; #endif case 7: /* mulli */ @@ -1467,6 +1474,8 @@ int analyse_instr(struct instruction_op *op, const struct pt_regs *regs, case 19: if (((word >> 1) & 0x1f) == 2) { /* addpcis */ + if (!cpu_has_feature(CPU_FTR_ARCH_300)) + goto unknown_opcode; imm = (short) (word & 0xffc1); /* d0 + d2 fields */ imm |= (word >> 15) & 0x3e; /* d1 field */ op->val = regs->nip + (imm << 16) + 4; @@ -1779,7 +1788,7 @@ int analyse_instr(struct instruction_op *op, const struct pt_regs *regs, #ifdef __powerpc64__ case 265: /* modud */ if (!cpu_has_feature(CPU_FTR_ARCH_300)) - return -1; + goto unknown_opcode; op->val = regs->gpr[ra] % regs->gpr[rb]; goto compute_done; #endif @@ -1789,7 +1798,7 @@ int analyse_instr(struct instruction_op *op, const struct pt_regs *regs, case 267: /* moduw */ if (!cpu_has_feature(CPU_FTR_ARCH_300)) - return -1; + goto unknown_opcode; op->val = (unsigned int) regs->gpr[ra] % (unsigned int) regs->gpr[rb]; goto compute_done; @@ -1826,7 +1835,7 @@ int analyse_instr(struct instruction_op *op, const struct pt_regs *regs, #endif case 755: /* darn */ if (!cpu_has_feature(CPU_FTR_ARCH_300)) - return -1; + goto unknown_opcode; switch (ra & 0x3) { case 0: /* 32-bit conditioned */ @@ -1844,18 +1853,18 @@ int analyse_instr(struct instruction_op *op, const struct pt_regs *regs, goto compute_done; } - return -1; + goto unknown_opcode; #ifdef __powerpc64__ case 777: /* modsd */ if (!cpu_has_feature(CPU_FTR_ARCH_300)) - return -1; + goto unknown_opcode; op->val = (long int) regs->gpr[ra] % (long int) regs->gpr[rb]; goto compute_done; #endif case 779: /* modsw */ if (!cpu_has_feature(CPU_FTR_ARCH_300)) - return -1; + goto unknown_opcode; op->val = (int) regs->gpr[ra] % (int) regs->gpr[rb]; goto compute_done; @@ -1932,14 +1941,14 @@ int analyse_instr(struct instruction_op *op, const struct pt_regs *regs, #endif case 538: /* cnttzw */ if (!cpu_has_feature(CPU_FTR_ARCH_300)) - return -1; + goto unknown_opcode; val = (unsigned int) regs->gpr[rd]; op->val = (val ? __builtin_ctz(val) : 32); goto logical_done; #ifdef __powerpc64__ case 570: /* cnttzd */ if (!cpu_has_feature(CPU_FTR_ARCH_300)) - return -1; + goto unknown_opcode; val = regs->gpr[rd]; op->val = (val ? __builtin_ctzl(val) : 64); goto logical_done; @@ -2049,7 +2058,7 @@ int analyse_instr(struct instruction_op *op, const struct pt_regs *regs, case 890: /* extswsli with sh_5 = 0 */ case 891: /* extswsli with sh_5 = 1 */ if (!cpu_has_feature(CPU_FTR_ARCH_300)) - return -1; + goto unknown_opcode; op->type = COMPUTE + SETREG; sh = rb | ((word & 2) << 4); val = (signed int) regs->gpr[rd]; @@ -2376,6 +2385,8 @@ int analyse_instr(struct instruction_op *op, const struct pt_regs *regs, break; case 268: /* lxvx */ + if (!cpu_has_feature(CPU_FTR_ARCH_300)) + goto unknown_opcode; op->reg = rd | ((word & 1) << 5); op->type = MKOP(LOAD_VSX, 0, 16); op->element_size = 16; @@ -2385,6 +2396,8 @@ int analyse_instr(struct instruction_op *op, const struct pt_regs *regs, case 269: /* lxvl */ case 301: { /* lxvll */ int nb; + if (!cpu_has_feature(CPU_FTR_ARCH_300)) + goto unknown_opcode; op->reg = rd | ((word & 1) << 5); op->ea = ra ? regs->gpr[ra] : 0; nb = regs->gpr[rb] & 0xff; @@ -2404,6 +2417,8 @@ int analyse_instr(struct instruction_op *op, const struct pt_regs *regs, break; case 364: /* lxvwsx */ + if (!cpu_has_feature(CPU_FTR_ARCH_300)) + goto unknown_opcode; op->reg = rd | ((word & 1) << 5); op->type = MKOP(LOAD_VSX, 0, 4); op->element_size = 4; @@ -2411,6 +2426,8 @@ int analyse_instr(struct instruction_op *op, const struct pt_regs *regs, break; case 396: /* stxvx */ + if (!cpu_has_feature(CPU_FTR_ARCH_300)) + goto unknown_opcode; op->reg = rd | ((word & 1) << 5); op->type = MKOP(STORE_VSX, 0, 16); op->element_size = 16; @@ -2420,6 +2437,8 @@ int analyse_instr(struct instruction_op *op, const struct pt_regs *regs, case 397: /* stxvl */ case 429: { /* stxvll */ int nb; + if (!cpu_has_feature(CPU_FTR_ARCH_300)) + goto unknown_opcode; op->reg = rd | ((word & 1) << 5); op->ea = ra ? regs->gpr[ra] : 0; nb = regs->gpr[rb] & 0xff; @@ -2464,6 +2483,8 @@ int analyse_instr(struct instruction_op *op, const struct pt_regs *regs, break; case 781: /* lxsibzx */ + if (!cpu_has_feature(CPU_FTR_ARCH_300)) + goto unknown_opcode; op->reg = rd | ((word & 1) << 5); op->type = MKOP(LOAD_VSX, 0, 1); op->element_size = 8; @@ -2471,6 +2492,8 @@ int analyse_instr(struct instruction_op *op, const struct pt_regs *regs, break; case 812: /* lxvh8x */ + if (!cpu_has_feature(CPU_FTR_ARCH_300)) + goto unknown_opcode; op->reg = rd | ((word & 1) << 5); op->type = MKOP(LOAD_VSX, 0, 16); op->element_size = 2; @@ -2478,6 +2501,8 @@ int analyse_instr(struct instruction_op *op, const struct pt_regs *regs, break; case 813: /* lxsihzx */ + if (!cpu_has_feature(CPU_FTR_ARCH_300)) + goto unknown_opcode; op->reg = rd | ((word & 1) << 5); op->type = MKOP(LOAD_VSX, 0, 2); op->element_size = 8; @@ -2491,6 +2516,8 @@ int analyse_instr(struct instruction_op *op, const struct pt_regs *regs, break; case 876: /* lxvb16x */ + if (!cpu_has_feature(CPU_FTR_ARCH_300)) + goto unknown_opcode; op->reg = rd | ((word & 1) << 5); op->type = MKOP(LOAD_VSX, 0, 16); op->element_size = 1; @@ -2504,6 +2531,8 @@ int analyse_instr(struct instruction_op *op, const struct pt_regs *regs, break; case 909: /* stxsibx */ + if (!cpu_has_feature(CPU_FTR_ARCH_300)) + goto unknown_opcode; op->reg = rd | ((word & 1) << 5); op->type = MKOP(STORE_VSX, 0, 1); op->element_size = 8; @@ -2511,6 +2540,8 @@ int analyse_instr(struct instruction_op *op, const struct pt_regs *regs, break; case 940: /* stxvh8x */ + if (!cpu_has_feature(CPU_FTR_ARCH_300)) + goto unknown_opcode; op->reg = rd | ((word & 1) << 5); op->type = MKOP(STORE_VSX, 0, 16); op->element_size = 2; @@ -2518,6 +2549,8 @@ int analyse_instr(struct instruction_op *op, const struct pt_regs *regs, break; case 941: /* stxsihx */ + if (!cpu_has_feature(CPU_FTR_ARCH_300)) + goto unknown_opcode; op->reg = rd | ((word & 1) << 5); op->type = MKOP(STORE_VSX, 0, 2); op->element_size = 8; @@ -2531,6 +2564,8 @@ int analyse_instr(struct instruction_op *op, const struct pt_regs *regs, break; case 1004: /* stxvb16x */ + if (!cpu_has_feature(CPU_FTR_ARCH_300)) + goto unknown_opcode; op->reg = rd | ((word & 1) << 5); op->type = MKOP(STORE_VSX, 0, 16); op->element_size = 1; @@ -2639,12 +2674,16 @@ int analyse_instr(struct instruction_op *op, const struct pt_regs *regs, op->type = MKOP(LOAD_FP, 0, 16); break; case 2: /* lxsd */ + if (!cpu_has_feature(CPU_FTR_ARCH_300)) + goto unknown_opcode; op->reg = rd + 32; op->type = MKOP(LOAD_VSX, 0, 8); op->element_size = 8; op->vsx_flags = VSX_CHECK_VEC; break; case 3: /* lxssp */ + if (!cpu_has_feature(CPU_FTR_ARCH_300)) + goto unknown_opcode; op->reg = rd + 32; op->type = MKOP(LOAD_VSX, 0, 4); op->element_size = 8; @@ -2681,6 +2720,8 @@ int analyse_instr(struct instruction_op *op, const struct pt_regs *regs, break; case 1: /* lxv */ + if (!cpu_has_feature(CPU_FTR_ARCH_300)) + goto unknown_opcode; op->ea = dqform_ea(word, regs); if (word & 8) op->reg = rd + 32; @@ -2691,6 +2732,8 @@ int analyse_instr(struct instruction_op *op, const struct pt_regs *regs, case 2: /* stxsd with LSB of DS field = 0 */ case 6: /* stxsd with LSB of DS field = 1 */ + if (!cpu_has_feature(CPU_FTR_ARCH_300)) + goto unknown_opcode; op->ea = dsform_ea(word, regs); op->reg = rd + 32; op->type = MKOP(STORE_VSX, 0, 8); @@ -2700,6 +2743,8 @@ int analyse_instr(struct instruction_op *op, const struct pt_regs *regs, case 3: /* stxssp with LSB of DS field = 0 */ case 7: /* stxssp with LSB of DS field = 1 */ + if (!cpu_has_feature(CPU_FTR_ARCH_300)) + goto unknown_opcode; op->ea = dsform_ea(word, regs); op->reg = rd + 32; op->type = MKOP(STORE_VSX, 0, 4); @@ -2708,6 +2753,8 @@ int analyse_instr(struct instruction_op *op, const struct pt_regs *regs, break; case 5: /* stxv */ + if (!cpu_has_feature(CPU_FTR_ARCH_300)) + goto unknown_opcode; op->ea = dqform_ea(word, regs); if (word & 8) op->reg = rd + 32; @@ -2737,7 +2784,7 @@ int analyse_instr(struct instruction_op *op, const struct pt_regs *regs, break; case 1: /* Prefixed instructions */ if (!cpu_has_feature(CPU_FTR_ARCH_31)) - return -1; + goto unknown_opcode; prefix_r = GET_PREFIX_R(word); ra = GET_PREFIX_RA(suffix); @@ -2862,6 +2909,20 @@ int analyse_instr(struct instruction_op *op, const struct pt_regs *regs, } + if (OP_IS_LOAD_STORE(op->type) && (op->type & UPDATE)) { + switch (GETTYPE(op->type)) { + case LOAD: + if (ra == rd) + goto unknown_opcode; + fallthrough; + case STORE: + case LOAD_FP: + case STORE_FP: + if (ra == 0) + goto unknown_opcode; + } + } + #ifdef CONFIG_VSX if ((GETTYPE(op->type) == LOAD_VSX || GETTYPE(op->type) == STORE_VSX) && @@ -2872,6 +2933,10 @@ int analyse_instr(struct instruction_op *op, const struct pt_regs *regs, return 0; + unknown_opcode: + op->type = UNKNOWN; + return 0; + logical_done: if (word & 1) set_cr0(regs, op); diff --git a/arch/powerpc/perf/core-book3s.c b/arch/powerpc/perf/core-book3s.c index 43599e671d38..ded4a3efd3f0 100644 --- a/arch/powerpc/perf/core-book3s.c +++ b/arch/powerpc/perf/core-book3s.c @@ -211,7 +211,7 @@ static inline void perf_get_data_addr(struct perf_event *event, struct pt_regs * if (!(mmcra & MMCRA_SAMPLE_ENABLE) || sdar_valid) *addrp = mfspr(SPRN_SDAR); - if (is_kernel_addr(mfspr(SPRN_SDAR)) && perf_allow_kernel(&event->attr) != 0) + if (is_kernel_addr(mfspr(SPRN_SDAR)) && event->attr.exclude_kernel) *addrp = 0; } @@ -477,7 +477,7 @@ static void power_pmu_bhrb_read(struct perf_event *event, struct cpu_hw_events * * addresses, hence include a check before filtering code */ if (!(ppmu->flags & PPMU_ARCH_31) && - is_kernel_addr(addr) && perf_allow_kernel(&event->attr) != 0) + is_kernel_addr(addr) && event->attr.exclude_kernel) continue; /* Branches are read most recent first (ie. mfbhrb 0 is @@ -2112,7 +2112,17 @@ static void record_and_restart(struct perf_event *event, unsigned long val, left += period; if (left <= 0) left = period; - record = siar_valid(regs); + + /* + * If address is not requested in the sample via + * PERF_SAMPLE_IP, just record that sample irrespective + * of SIAR valid check. + */ + if (event->attr.sample_type & PERF_SAMPLE_IP) + record = siar_valid(regs); + else + record = 1; + event->hw.last_period = event->hw.sample_period; } if (left < 0x80000000LL) @@ -2130,9 +2140,10 @@ static void record_and_restart(struct perf_event *event, unsigned long val, * MMCR2. Check attr.exclude_kernel and address to drop the sample in * these cases. */ - if (event->attr.exclude_kernel && record) - if (is_kernel_addr(mfspr(SPRN_SIAR))) - record = 0; + if (event->attr.exclude_kernel && + (event->attr.sample_type & PERF_SAMPLE_IP) && + is_kernel_addr(mfspr(SPRN_SIAR))) + record = 0; /* * Finally record data if requested. diff --git a/arch/powerpc/platforms/pseries/dlpar.c b/arch/powerpc/platforms/pseries/dlpar.c index 16e86ba8aa20..f6b7749d6ada 100644 --- a/arch/powerpc/platforms/pseries/dlpar.c +++ b/arch/powerpc/platforms/pseries/dlpar.c @@ -127,7 +127,6 @@ void dlpar_free_cc_nodes(struct device_node *dn) #define NEXT_PROPERTY 3 #define PREV_PARENT 4 #define MORE_MEMORY 5 -#define CALL_AGAIN -2 #define ERR_CFG_USE -9003 struct device_node *dlpar_configure_connector(__be32 drc_index, @@ -168,6 +167,9 @@ struct device_node *dlpar_configure_connector(__be32 drc_index, spin_unlock(&rtas_data_buf_lock); + if (rtas_busy_delay(rc)) + continue; + switch (rc) { case COMPLETE: break; @@ -216,9 +218,6 @@ struct device_node *dlpar_configure_connector(__be32 drc_index, last_dn = last_dn->parent; break; - case CALL_AGAIN: - break; - case MORE_MEMORY: case ERR_CFG_USE: default: diff --git a/arch/powerpc/platforms/pseries/msi.c b/arch/powerpc/platforms/pseries/msi.c index b3ac2455faad..637300330507 100644 --- a/arch/powerpc/platforms/pseries/msi.c +++ b/arch/powerpc/platforms/pseries/msi.c @@ -4,6 +4,7 @@ * Copyright 2006-2007 Michael Ellerman, IBM Corp. */ +#include #include #include #include @@ -458,8 +459,28 @@ again: return hwirq; } - virq = irq_create_mapping_affinity(NULL, hwirq, - entry->affinity); + /* + * Depending on the number of online CPUs in the original + * kernel, it is likely for CPU #0 to be offline in a kdump + * kernel. The associated IRQs in the affinity mappings + * provided by irq_create_affinity_masks() are thus not + * started by irq_startup(), as per-design for managed IRQs. + * This can be a problem with multi-queue block devices driven + * by blk-mq : such a non-started IRQ is very likely paired + * with the single queue enforced by blk-mq during kdump (see + * blk_mq_alloc_tag_set()). This causes the device to remain + * silent and likely hangs the guest at some point. + * + * We don't really care for fine-grained affinity when doing + * kdump actually : simply ignore the pre-computed affinity + * masks in this case and let the default mask with all CPUs + * be used when creating the IRQ mappings. + */ + if (is_kdump_kernel()) + virq = irq_create_mapping(NULL, hwirq); + else + virq = irq_create_mapping_affinity(NULL, hwirq, + entry->affinity); if (!virq) { pr_debug("rtas_msi: Failed mapping hwirq %d\n", hwirq); diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig index 3474286e59db..df7fccf76df6 100644 --- a/arch/riscv/Kconfig +++ b/arch/riscv/Kconfig @@ -84,7 +84,6 @@ config RISCV select PCI_MSI if PCI select RISCV_INTC select RISCV_TIMER if RISCV_SBI - select SPARSEMEM_STATIC if 32BIT select SPARSE_IRQ select SYSCTL_EXCEPTION_TRACE select THREAD_INFO_IN_TASK @@ -145,7 +144,8 @@ config ARCH_FLATMEM_ENABLE config ARCH_SPARSEMEM_ENABLE def_bool y depends on MMU - select SPARSEMEM_VMEMMAP_ENABLE + select SPARSEMEM_STATIC if 32BIT && SPARSMEM + select SPARSEMEM_VMEMMAP_ENABLE if 64BIT config ARCH_SELECT_MEMORY_MODEL def_bool ARCH_SPARSEMEM_ENABLE diff --git a/arch/riscv/include/asm/sbi.h b/arch/riscv/include/asm/sbi.h index 653edb25d495..c0fdb05ffa0b 100644 --- a/arch/riscv/include/asm/sbi.h +++ b/arch/riscv/include/asm/sbi.h @@ -51,10 +51,10 @@ enum sbi_ext_rfence_fid { SBI_EXT_RFENCE_REMOTE_FENCE_I = 0, SBI_EXT_RFENCE_REMOTE_SFENCE_VMA, SBI_EXT_RFENCE_REMOTE_SFENCE_VMA_ASID, - SBI_EXT_RFENCE_REMOTE_HFENCE_GVMA, SBI_EXT_RFENCE_REMOTE_HFENCE_GVMA_VMID, - SBI_EXT_RFENCE_REMOTE_HFENCE_VVMA, + SBI_EXT_RFENCE_REMOTE_HFENCE_GVMA, SBI_EXT_RFENCE_REMOTE_HFENCE_VVMA_ASID, + SBI_EXT_RFENCE_REMOTE_HFENCE_VVMA, }; enum sbi_ext_hsm_fid { diff --git a/arch/riscv/kernel/vdso/Makefile b/arch/riscv/kernel/vdso/Makefile index 0cfd6da784f8..71a315e73cbe 100644 --- a/arch/riscv/kernel/vdso/Makefile +++ b/arch/riscv/kernel/vdso/Makefile @@ -32,9 +32,10 @@ CPPFLAGS_vdso.lds += -P -C -U$(ARCH) # Disable -pg to prevent insert call site CFLAGS_REMOVE_vgettimeofday.o = $(CC_FLAGS_FTRACE) -Os -# Disable gcov profiling for VDSO code +# Disable profiling and instrumentation for VDSO code GCOV_PROFILE := n KCOV_INSTRUMENT := n +KASAN_SANITIZE := n # Force dependency $(obj)/vdso.o: $(obj)/vdso.so diff --git a/arch/riscv/mm/init.c b/arch/riscv/mm/init.c index 608082fb9a6c..e8921e78a292 100644 --- a/arch/riscv/mm/init.c +++ b/arch/riscv/mm/init.c @@ -222,8 +222,6 @@ pgd_t swapper_pg_dir[PTRS_PER_PGD] __page_aligned_bss; pgd_t trampoline_pg_dir[PTRS_PER_PGD] __page_aligned_bss; pte_t fixmap_pte[PTRS_PER_PTE] __page_aligned_bss; -#define MAX_EARLY_MAPPING_SIZE SZ_128M - pgd_t early_pg_dir[PTRS_PER_PGD] __initdata __aligned(PAGE_SIZE); void __set_fixmap(enum fixed_addresses idx, phys_addr_t phys, pgprot_t prot) @@ -298,13 +296,7 @@ static void __init create_pte_mapping(pte_t *ptep, pmd_t trampoline_pmd[PTRS_PER_PMD] __page_aligned_bss; pmd_t fixmap_pmd[PTRS_PER_PMD] __page_aligned_bss; - -#if MAX_EARLY_MAPPING_SIZE < PGDIR_SIZE -#define NUM_EARLY_PMDS 1UL -#else -#define NUM_EARLY_PMDS (1UL + MAX_EARLY_MAPPING_SIZE / PGDIR_SIZE) -#endif -pmd_t early_pmd[PTRS_PER_PMD * NUM_EARLY_PMDS] __initdata __aligned(PAGE_SIZE); +pmd_t early_pmd[PTRS_PER_PMD] __initdata __aligned(PAGE_SIZE); pmd_t early_dtb_pmd[PTRS_PER_PMD] __initdata __aligned(PAGE_SIZE); static pmd_t *__init get_pmd_virt_early(phys_addr_t pa) @@ -326,11 +318,9 @@ static pmd_t *get_pmd_virt_late(phys_addr_t pa) static phys_addr_t __init alloc_pmd_early(uintptr_t va) { - uintptr_t pmd_num; + BUG_ON((va - PAGE_OFFSET) >> PGDIR_SHIFT); - pmd_num = (va - PAGE_OFFSET) >> PGDIR_SHIFT; - BUG_ON(pmd_num >= NUM_EARLY_PMDS); - return (uintptr_t)&early_pmd[pmd_num * PTRS_PER_PMD]; + return (uintptr_t)early_pmd; } static phys_addr_t __init alloc_pmd_fixmap(uintptr_t va) @@ -448,7 +438,7 @@ asmlinkage void __init setup_vm(uintptr_t dtb_pa) uintptr_t va, pa, end_va; uintptr_t load_pa = (uintptr_t)(&_start); uintptr_t load_sz = (uintptr_t)(&_end) - load_pa; - uintptr_t map_size = best_map_size(load_pa, MAX_EARLY_MAPPING_SIZE); + uintptr_t map_size; #ifndef __PAGETABLE_PMD_FOLDED pmd_t fix_bmap_spmd, fix_bmap_epmd; #endif @@ -460,12 +450,11 @@ asmlinkage void __init setup_vm(uintptr_t dtb_pa) * Enforce boot alignment requirements of RV32 and * RV64 by only allowing PMD or PGD mappings. */ - BUG_ON(map_size == PAGE_SIZE); + map_size = PMD_SIZE; /* Sanity check alignment and size */ BUG_ON((PAGE_OFFSET % PGDIR_SIZE) != 0); BUG_ON((load_pa % map_size) != 0); - BUG_ON(load_sz > MAX_EARLY_MAPPING_SIZE); pt_ops.alloc_pte = alloc_pte_early; pt_ops.get_pte_virt = get_pte_virt_early; diff --git a/arch/s390/include/asm/pci.h b/arch/s390/include/asm/pci.h index 212628932ddc..a75d94a9bcb2 100644 --- a/arch/s390/include/asm/pci.h +++ b/arch/s390/include/asm/pci.h @@ -201,8 +201,8 @@ extern unsigned int s390_pci_no_rid; Prototypes ----------------------------------------------------------------------------- */ /* Base stuff */ -int zpci_create_device(struct zpci_dev *); -void zpci_remove_device(struct zpci_dev *zdev); +int zpci_create_device(u32 fid, u32 fh, enum zpci_state state); +void zpci_remove_device(struct zpci_dev *zdev, bool set_error); int zpci_enable_device(struct zpci_dev *); int zpci_disable_device(struct zpci_dev *); int zpci_register_ioat(struct zpci_dev *, u8, u64, u64, u64); @@ -212,7 +212,7 @@ void zpci_remove_reserved_devices(void); /* CLP */ int clp_setup_writeback_mio(void); int clp_scan_pci_devices(void); -int clp_add_pci_device(u32, u32, int); +int clp_query_pci_fn(struct zpci_dev *zdev); int clp_enable_fh(struct zpci_dev *, u8); int clp_disable_fh(struct zpci_dev *); int clp_get_state(u32 fid, enum zpci_state *state); diff --git a/arch/s390/kernel/smp.c b/arch/s390/kernel/smp.c index 3a0d545f0ce8..791bc373418b 100644 --- a/arch/s390/kernel/smp.c +++ b/arch/s390/kernel/smp.c @@ -775,7 +775,7 @@ static int smp_add_core(struct sclp_core_entry *core, cpumask_t *avail, static int __smp_rescan_cpus(struct sclp_core_info *info, bool early) { struct sclp_core_entry *core; - cpumask_t avail; + static cpumask_t avail; bool configured; u16 core_id; int nr, i; diff --git a/arch/s390/kernel/vtime.c b/arch/s390/kernel/vtime.c index 8df10d3c8f6c..579ec3a8c816 100644 --- a/arch/s390/kernel/vtime.c +++ b/arch/s390/kernel/vtime.c @@ -136,7 +136,8 @@ static int do_account_vtime(struct task_struct *tsk) " stck %1" /* Store current tod clock value */ #endif : "=Q" (S390_lowcore.last_update_timer), - "=Q" (S390_lowcore.last_update_clock)); + "=Q" (S390_lowcore.last_update_clock) + : : "cc"); clock = S390_lowcore.last_update_clock - clock; timer -= S390_lowcore.last_update_timer; @@ -216,7 +217,7 @@ void vtime_flush(struct task_struct *tsk) avg_steal = S390_lowcore.avg_steal_timer / 2; if ((s64) steal > 0) { S390_lowcore.steal_timer = 0; - account_steal_time(steal); + account_steal_time(cputime_to_nsecs(steal)); avg_steal += steal; } S390_lowcore.avg_steal_timer = avg_steal; diff --git a/arch/s390/pci/pci.c b/arch/s390/pci/pci.c index 570016ae8bcd..1ae7a76ae97b 100644 --- a/arch/s390/pci/pci.c +++ b/arch/s390/pci/pci.c @@ -682,56 +682,101 @@ int zpci_disable_device(struct zpci_dev *zdev) } EXPORT_SYMBOL_GPL(zpci_disable_device); -void zpci_remove_device(struct zpci_dev *zdev) +/* zpci_remove_device - Removes the given zdev from the PCI core + * @zdev: the zdev to be removed from the PCI core + * @set_error: if true the device's error state is set to permanent failure + * + * Sets a zPCI device to a configured but offline state; the zPCI + * device is still accessible through its hotplug slot and the zPCI + * API but is removed from the common code PCI bus, making it + * no longer available to drivers. + */ +void zpci_remove_device(struct zpci_dev *zdev, bool set_error) { struct zpci_bus *zbus = zdev->zbus; struct pci_dev *pdev; + if (!zdev->zbus->bus) + return; + pdev = pci_get_slot(zbus->bus, zdev->devfn); if (pdev) { - if (pdev->is_virtfn) - return zpci_iov_remove_virtfn(pdev, zdev->vfn); + if (set_error) + pdev->error_state = pci_channel_io_perm_failure; + if (pdev->is_virtfn) { + zpci_iov_remove_virtfn(pdev, zdev->vfn); + /* balance pci_get_slot */ + pci_dev_put(pdev); + return; + } pci_stop_and_remove_bus_device_locked(pdev); + /* balance pci_get_slot */ + pci_dev_put(pdev); } } -int zpci_create_device(struct zpci_dev *zdev) +/** + * zpci_create_device() - Create a new zpci_dev and add it to the zbus + * @fid: Function ID of the device to be created + * @fh: Current Function Handle of the device to be created + * @state: Initial state after creation either Standby or Configured + * + * Creates a new zpci device and adds it to its, possibly newly created, zbus + * as well as zpci_list. + * + * Returns: 0 on success, an error value otherwise + */ +int zpci_create_device(u32 fid, u32 fh, enum zpci_state state) { + struct zpci_dev *zdev; int rc; + zpci_dbg(3, "add fid:%x, fh:%x, c:%d\n", fid, fh, state); + zdev = kzalloc(sizeof(*zdev), GFP_KERNEL); + if (!zdev) + return -ENOMEM; + + /* FID and Function Handle are the static/dynamic identifiers */ + zdev->fid = fid; + zdev->fh = fh; + + /* Query function properties and update zdev */ + rc = clp_query_pci_fn(zdev); + if (rc) + goto error; + zdev->state = state; + kref_init(&zdev->kref); + mutex_init(&zdev->lock); + + rc = zpci_init_iommu(zdev); + if (rc) + goto error; + + if (zdev->state == ZPCI_FN_STATE_CONFIGURED) { + rc = zpci_enable_device(zdev); + if (rc) + goto error_destroy_iommu; + } + + rc = zpci_bus_device_register(zdev, &pci_root_ops); + if (rc) + goto error_disable; spin_lock(&zpci_list_lock); list_add_tail(&zdev->entry, &zpci_list); spin_unlock(&zpci_list_lock); - rc = zpci_init_iommu(zdev); - if (rc) - goto out; - - mutex_init(&zdev->lock); - if (zdev->state == ZPCI_FN_STATE_CONFIGURED) { - rc = zpci_enable_device(zdev); - if (rc) - goto out_destroy_iommu; - } - - rc = zpci_bus_device_register(zdev, &pci_root_ops); - if (rc) - goto out_disable; - return 0; -out_disable: +error_disable: if (zdev->state == ZPCI_FN_STATE_ONLINE) zpci_disable_device(zdev); - -out_destroy_iommu: +error_destroy_iommu: zpci_destroy_iommu(zdev); -out: - spin_lock(&zpci_list_lock); - list_del(&zdev->entry); - spin_unlock(&zpci_list_lock); +error: + zpci_dbg(0, "add fid:%x, rc:%d\n", fid, rc); + kfree(zdev); return rc; } @@ -740,7 +785,7 @@ void zpci_release_device(struct kref *kref) struct zpci_dev *zdev = container_of(kref, struct zpci_dev, kref); if (zdev->zbus->bus) - zpci_remove_device(zdev); + zpci_remove_device(zdev, false); switch (zdev->state) { case ZPCI_FN_STATE_ONLINE: diff --git a/arch/s390/pci/pci_clp.c b/arch/s390/pci/pci_clp.c index 153720d21ae7..d3331596ddbe 100644 --- a/arch/s390/pci/pci_clp.c +++ b/arch/s390/pci/pci_clp.c @@ -181,7 +181,7 @@ static int clp_store_query_pci_fn(struct zpci_dev *zdev, return 0; } -static int clp_query_pci_fn(struct zpci_dev *zdev, u32 fh) +int clp_query_pci_fn(struct zpci_dev *zdev) { struct clp_req_rsp_query_pci *rrb; int rc; @@ -194,7 +194,7 @@ static int clp_query_pci_fn(struct zpci_dev *zdev, u32 fh) rrb->request.hdr.len = sizeof(rrb->request); rrb->request.hdr.cmd = CLP_QUERY_PCI_FN; rrb->response.hdr.len = sizeof(rrb->response); - rrb->request.fh = fh; + rrb->request.fh = zdev->fh; rc = clp_req(rrb, CLP_LPS_PCI); if (!rc && rrb->response.hdr.rsp == CLP_RC_OK) { @@ -212,40 +212,6 @@ out: return rc; } -int clp_add_pci_device(u32 fid, u32 fh, int configured) -{ - struct zpci_dev *zdev; - int rc = -ENOMEM; - - zpci_dbg(3, "add fid:%x, fh:%x, c:%d\n", fid, fh, configured); - zdev = kzalloc(sizeof(*zdev), GFP_KERNEL); - if (!zdev) - goto error; - - zdev->fh = fh; - zdev->fid = fid; - - /* Query function properties and update zdev */ - rc = clp_query_pci_fn(zdev, fh); - if (rc) - goto error; - - if (configured) - zdev->state = ZPCI_FN_STATE_CONFIGURED; - else - zdev->state = ZPCI_FN_STATE_STANDBY; - - rc = zpci_create_device(zdev); - if (rc) - goto error; - return 0; - -error: - zpci_dbg(0, "add fid:%x, rc:%d\n", fid, rc); - kfree(zdev); - return rc; -} - static int clp_refresh_fh(u32 fid); /* * Enable/Disable a given PCI function and update its function handle if @@ -408,7 +374,7 @@ static void __clp_add(struct clp_fh_list_entry *entry, void *data) zdev = get_zdev_by_fid(entry->fid); if (!zdev) - clp_add_pci_device(entry->fid, entry->fh, entry->config_state); + zpci_create_device(entry->fid, entry->fh, entry->config_state); } int clp_scan_pci_devices(void) diff --git a/arch/s390/pci/pci_event.c b/arch/s390/pci/pci_event.c index 9a6bae503fe6..ac0c65cdd69d 100644 --- a/arch/s390/pci/pci_event.c +++ b/arch/s390/pci/pci_event.c @@ -76,20 +76,17 @@ void zpci_event_error(void *data) static void __zpci_event_availability(struct zpci_ccdf_avail *ccdf) { struct zpci_dev *zdev = get_zdev_by_fid(ccdf->fid); - struct pci_dev *pdev = NULL; enum zpci_state state; + struct pci_dev *pdev; int ret; - if (zdev && zdev->zbus && zdev->zbus->bus) - pdev = pci_get_slot(zdev->zbus->bus, zdev->devfn); - zpci_err("avail CCDF:\n"); zpci_err_hex(ccdf, sizeof(*ccdf)); switch (ccdf->pec) { case 0x0301: /* Reserved|Standby -> Configured */ if (!zdev) { - ret = clp_add_pci_device(ccdf->fid, ccdf->fh, 1); + zpci_create_device(ccdf->fid, ccdf->fh, ZPCI_FN_STATE_CONFIGURED); break; } /* the configuration request may be stale */ @@ -116,7 +113,7 @@ static void __zpci_event_availability(struct zpci_ccdf_avail *ccdf) break; case 0x0302: /* Reserved -> Standby */ if (!zdev) { - clp_add_pci_device(ccdf->fid, ccdf->fh, 0); + zpci_create_device(ccdf->fid, ccdf->fh, ZPCI_FN_STATE_STANDBY); break; } zdev->fh = ccdf->fh; @@ -124,8 +121,7 @@ static void __zpci_event_availability(struct zpci_ccdf_avail *ccdf) case 0x0303: /* Deconfiguration requested */ if (!zdev) break; - if (pdev) - zpci_remove_device(zdev); + zpci_remove_device(zdev, false); ret = zpci_disable_device(zdev); if (ret) @@ -140,12 +136,10 @@ static void __zpci_event_availability(struct zpci_ccdf_avail *ccdf) case 0x0304: /* Configured -> Standby|Reserved */ if (!zdev) break; - if (pdev) { - /* Give the driver a hint that the function is - * already unusable. */ - pdev->error_state = pci_channel_io_perm_failure; - zpci_remove_device(zdev); - } + /* Give the driver a hint that the function is + * already unusable. + */ + zpci_remove_device(zdev, true); zdev->fh = ccdf->fh; zpci_disable_device(zdev); diff --git a/arch/sparc/Kconfig b/arch/sparc/Kconfig index a6ca135442f9..530b7ec5d3ca 100644 --- a/arch/sparc/Kconfig +++ b/arch/sparc/Kconfig @@ -496,7 +496,7 @@ config COMPAT bool depends on SPARC64 default y - select COMPAT_BINFMT_ELF + select COMPAT_BINFMT_ELF if BINFMT_ELF select HAVE_UID16 select ARCH_WANT_OLD_COMPAT_IPC select COMPAT_OLD_SIGACTION diff --git a/arch/sparc/include/asm/mman.h b/arch/sparc/include/asm/mman.h index f94532f25db1..274217e7ed70 100644 --- a/arch/sparc/include/asm/mman.h +++ b/arch/sparc/include/asm/mman.h @@ -57,36 +57,40 @@ static inline int sparc_validate_prot(unsigned long prot, unsigned long addr) { if (prot & ~(PROT_READ | PROT_WRITE | PROT_EXEC | PROT_SEM | PROT_ADI)) return 0; - if (prot & PROT_ADI) { - if (!adi_capable()) - return 0; - - if (addr) { - struct vm_area_struct *vma; - - vma = find_vma(current->mm, addr); - if (vma) { - /* ADI can not be enabled on PFN - * mapped pages - */ - if (vma->vm_flags & (VM_PFNMAP | VM_MIXEDMAP)) - return 0; - - /* Mergeable pages can become unmergeable - * if ADI is enabled on them even if they - * have identical data on them. This can be - * because ADI enabled pages with identical - * data may still not have identical ADI - * tags on them. Disallow ADI on mergeable - * pages. - */ - if (vma->vm_flags & VM_MERGEABLE) - return 0; - } - } - } return 1; } + +#define arch_validate_flags(vm_flags) arch_validate_flags(vm_flags) +/* arch_validate_flags() - Ensure combination of flags is valid for a + * VMA. + */ +static inline bool arch_validate_flags(unsigned long vm_flags) +{ + /* If ADI is being enabled on this VMA, check for ADI + * capability on the platform and ensure VMA is suitable + * for ADI + */ + if (vm_flags & VM_SPARC_ADI) { + if (!adi_capable()) + return false; + + /* ADI can not be enabled on PFN mapped pages */ + if (vm_flags & (VM_PFNMAP | VM_MIXEDMAP)) + return false; + + /* Mergeable pages can become unmergeable + * if ADI is enabled on them even if they + * have identical data on them. This can be + * because ADI enabled pages with identical + * data may still not have identical ADI + * tags on them. Disallow ADI on mergeable + * pages. + */ + if (vm_flags & VM_MERGEABLE) + return false; + } + return true; +} #endif /* CONFIG_SPARC64 */ #endif /* __ASSEMBLY__ */ diff --git a/arch/sparc/kernel/led.c b/arch/sparc/kernel/led.c index bd48575172c3..3a66e62eb2a0 100644 --- a/arch/sparc/kernel/led.c +++ b/arch/sparc/kernel/led.c @@ -50,6 +50,7 @@ static void led_blink(struct timer_list *unused) add_timer(&led_blink_timer); } +#ifdef CONFIG_PROC_FS static int led_proc_show(struct seq_file *m, void *v) { if (get_auxio() & AUXIO_LED) @@ -111,6 +112,7 @@ static const struct proc_ops led_proc_ops = { .proc_release = single_release, .proc_write = led_proc_write, }; +#endif static struct proc_dir_entry *led; diff --git a/arch/sparc/lib/memset.S b/arch/sparc/lib/memset.S index b89d42b29e34..f427f34b8b79 100644 --- a/arch/sparc/lib/memset.S +++ b/arch/sparc/lib/memset.S @@ -142,6 +142,7 @@ __bzero: ZERO_LAST_BLOCKS(%o0, 0x48, %g2) ZERO_LAST_BLOCKS(%o0, 0x08, %g2) 13: + EXT(12b, 13b, 21f) be 8f andcc %o1, 4, %g0 diff --git a/arch/sparc/mm/init_32.c b/arch/sparc/mm/init_32.c index eb2946b1df8a..6139c5700ccc 100644 --- a/arch/sparc/mm/init_32.c +++ b/arch/sparc/mm/init_32.c @@ -197,6 +197,9 @@ unsigned long __init bootmem_init(unsigned long *pages_avail) size = memblock_phys_mem_size() - memblock_reserved_size(); *pages_avail = (size >> PAGE_SHIFT) - high_pages; + /* Only allow low memory to be allocated via memblock allocation */ + memblock_set_current_limit(max_low_pfn << PAGE_SHIFT); + return max_pfn; } diff --git a/arch/um/include/shared/skas/mm_id.h b/arch/um/include/shared/skas/mm_id.h index 4337b4ced095..e82e203f5f41 100644 --- a/arch/um/include/shared/skas/mm_id.h +++ b/arch/um/include/shared/skas/mm_id.h @@ -12,6 +12,7 @@ struct mm_id { int pid; } u; unsigned long stack; + int kill; }; #endif diff --git a/arch/um/kernel/tlb.c b/arch/um/kernel/tlb.c index 61776790cd67..5be1b0da9f3b 100644 --- a/arch/um/kernel/tlb.c +++ b/arch/um/kernel/tlb.c @@ -125,6 +125,9 @@ static int add_mmap(unsigned long virt, unsigned long phys, unsigned long len, struct host_vm_op *last; int fd = -1, ret = 0; + if (virt + len > STUB_START && virt < STUB_END) + return -EINVAL; + if (hvc->userspace) fd = phys_mapping(phys, &offset); else @@ -162,7 +165,7 @@ static int add_munmap(unsigned long addr, unsigned long len, struct host_vm_op *last; int ret = 0; - if ((addr >= STUB_START) && (addr < STUB_END)) + if (addr + len > STUB_START && addr < STUB_END) return -EINVAL; if (hvc->index != 0) { @@ -192,6 +195,9 @@ static int add_mprotect(unsigned long addr, unsigned long len, struct host_vm_op *last; int ret = 0; + if (addr + len > STUB_START && addr < STUB_END) + return -EINVAL; + if (hvc->index != 0) { last = &hvc->ops[hvc->index - 1]; if ((last->type == MPROTECT) && @@ -346,12 +352,11 @@ void fix_range_common(struct mm_struct *mm, unsigned long start_addr, /* This is not an else because ret is modified above */ if (ret) { + struct mm_id *mm_idp = ¤t->mm->context.id; + printk(KERN_ERR "fix_range_common: failed, killing current " "process: %d\n", task_tgid_vnr(current)); - /* We are under mmap_lock, release it such that current can terminate */ - mmap_write_unlock(current->mm); - force_sig(SIGKILL); - do_signal(¤t->thread.regs); + mm_idp->kill = 1; } } @@ -472,6 +477,10 @@ void flush_tlb_page(struct vm_area_struct *vma, unsigned long address) struct mm_id *mm_id; address &= PAGE_MASK; + + if (address >= STUB_START && address < STUB_END) + goto kill; + pgd = pgd_offset(mm, address); if (!pgd_present(*pgd)) goto kill; diff --git a/arch/um/os-Linux/skas/process.c b/arch/um/os-Linux/skas/process.c index 4fb877b99dde..94a7c4125ebc 100644 --- a/arch/um/os-Linux/skas/process.c +++ b/arch/um/os-Linux/skas/process.c @@ -249,6 +249,7 @@ static int userspace_tramp(void *stack) } int userspace_pid[NR_CPUS]; +int kill_userspace_mm[NR_CPUS]; /** * start_userspace() - prepare a new userspace process @@ -342,6 +343,8 @@ void userspace(struct uml_pt_regs *regs, unsigned long *aux_fp_regs) interrupt_end(); while (1) { + if (kill_userspace_mm[0]) + fatal_sigsegv(); /* * This can legitimately fail if the process loads a @@ -650,4 +653,5 @@ void reboot_skas(void) void __switch_mm(struct mm_id *mm_idp) { userspace_pid[0] = mm_idp->u.pid; + kill_userspace_mm[0] = mm_idp->kill; } diff --git a/arch/x86/configs/gki_defconfig b/arch/x86/configs/gki_defconfig index 923ca9770a71..79f33bf2c8a5 100644 --- a/arch/x86/configs/gki_defconfig +++ b/arch/x86/configs/gki_defconfig @@ -66,7 +66,7 @@ CONFIG_KVM_INTEL=y CONFIG_KVM_AMD=y CONFIG_KPROBES=y CONFIG_JUMP_LABEL=y -CONFIG_LTO_CLANG_THIN=y +CONFIG_LTO_CLANG_FULL=y CONFIG_CFI_CLANG=y CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y @@ -86,7 +86,9 @@ CONFIG_TRANSPARENT_HUGEPAGE_MADVISE=y CONFIG_CLEANCACHE=y CONFIG_CMA=y CONFIG_CMA_DEBUGFS=y +CONFIG_CMA_SYSFS=y CONFIG_CMA_AREAS=16 +CONFIG_READ_ONLY_THP_FOR_FS=y CONFIG_NET=y CONFIG_PACKET=y CONFIG_UNIX=y @@ -201,13 +203,20 @@ CONFIG_MAC802154=y CONFIG_NET_SCHED=y CONFIG_NET_SCH_HTB=y CONFIG_NET_SCH_PRIO=y +CONFIG_NET_SCH_TBF=y CONFIG_NET_SCH_INGRESS=y +CONFIG_NET_CLS_BASIC=y +CONFIG_NET_CLS_TCINDEX=y CONFIG_NET_CLS_FW=y CONFIG_NET_CLS_U32=y CONFIG_NET_CLS_BPF=y +CONFIG_NET_CLS_MATCHALL=y CONFIG_NET_EMATCH=y CONFIG_NET_EMATCH_U32=y CONFIG_NET_CLS_ACT=y +CONFIG_NET_ACT_POLICE=y +CONFIG_NET_ACT_GACT=y +CONFIG_NET_ACT_MIRRED=y CONFIG_VSOCKETS=y CONFIG_BPF_JIT=y CONFIG_BT=y @@ -262,6 +271,7 @@ CONFIG_DM_BOW=y CONFIG_NETDEVICES=y CONFIG_DUMMY=y CONFIG_WIREGUARD=y +CONFIG_IFB=y CONFIG_TUN=y CONFIG_VETH=y CONFIG_PHYLIB=y @@ -275,11 +285,10 @@ CONFIG_USB_RTL8152=y CONFIG_USB_USBNET=y # CONFIG_USB_NET_AX8817X is not set # CONFIG_USB_NET_AX88179_178A is not set -# CONFIG_USB_NET_CDCETHER is not set -# CONFIG_USB_NET_CDC_NCM is not set # CONFIG_USB_NET_NET1080 is not set # CONFIG_USB_NET_CDC_SUBSET is not set # CONFIG_USB_NET_ZAURUS is not set +CONFIG_USB_NET_AQC111=y # CONFIG_WLAN_VENDOR_ADMTEK is not set # CONFIG_WLAN_VENDOR_ATH is not set # CONFIG_WLAN_VENDOR_ATMEL is not set @@ -442,6 +451,8 @@ CONFIG_PM_DEVFREQ_EVENT=y CONFIG_IIO=y CONFIG_IIO_BUFFER=y CONFIG_IIO_TRIGGER=y +CONFIG_POWERCAP=y +CONFIG_DTPM=y CONFIG_RAS=y CONFIG_ANDROID=y CONFIG_ANDROID_BINDER_IPC=y @@ -551,6 +562,7 @@ CONFIG_CRYPTO_ANSI_CPRNG=y CONFIG_CRC8=y CONFIG_XZ_DEC=y CONFIG_DMA_CMA=y +CONFIG_STACK_HASH_ORDER=12 CONFIG_PRINTK_TIME=y CONFIG_DYNAMIC_DEBUG_CORE=y CONFIG_DEBUG_INFO=y @@ -567,9 +579,10 @@ CONFIG_PAGE_OWNER=y CONFIG_DEBUG_STACK_USAGE=y CONFIG_DEBUG_MEMORY_INIT=y CONFIG_KFENCE=y -CONFIG_KFENCE_SAMPLE_INTERVAL=0 +CONFIG_KFENCE_SAMPLE_INTERVAL=500 CONFIG_PANIC_ON_OOPS=y CONFIG_PANIC_TIMEOUT=-1 +CONFIG_DETECT_HUNG_TASK=y CONFIG_WQ_WATCHDOG=y CONFIG_SCHEDSTATS=y CONFIG_BUG_ON_DATA_CORRUPTION=y diff --git a/arch/x86/crypto/aesni-intel_asm.S b/arch/x86/crypto/aesni-intel_asm.S index 1852b19a73a0..57aef3f5a81e 100644 --- a/arch/x86/crypto/aesni-intel_asm.S +++ b/arch/x86/crypto/aesni-intel_asm.S @@ -318,7 +318,7 @@ _initial_blocks_\@: # Main loop - Encrypt/Decrypt remaining blocks - cmp $0, %r13 + test %r13, %r13 je _zero_cipher_left_\@ sub $64, %r13 je _four_cipher_left_\@ @@ -437,7 +437,7 @@ _multiple_of_16_bytes_\@: mov PBlockLen(%arg2), %r12 - cmp $0, %r12 + test %r12, %r12 je _partial_done\@ GHASH_MUL %xmm8, %xmm13, %xmm9, %xmm10, %xmm11, %xmm5, %xmm6 @@ -474,7 +474,7 @@ _T_8_\@: add $8, %r10 sub $8, %r11 psrldq $8, %xmm0 - cmp $0, %r11 + test %r11, %r11 je _return_T_done_\@ _T_4_\@: movd %xmm0, %eax @@ -482,7 +482,7 @@ _T_4_\@: add $4, %r10 sub $4, %r11 psrldq $4, %xmm0 - cmp $0, %r11 + test %r11, %r11 je _return_T_done_\@ _T_123_\@: movd %xmm0, %eax @@ -619,7 +619,7 @@ _get_AAD_blocks\@: /* read the last <16B of AAD */ _get_AAD_rest\@: - cmp $0, %r11 + test %r11, %r11 je _get_AAD_done\@ READ_PARTIAL_BLOCK %r10, %r11, \TMP1, \TMP7 @@ -640,7 +640,7 @@ _get_AAD_done\@: .macro PARTIAL_BLOCK CYPH_PLAIN_OUT PLAIN_CYPH_IN PLAIN_CYPH_LEN DATA_OFFSET \ AAD_HASH operation mov PBlockLen(%arg2), %r13 - cmp $0, %r13 + test %r13, %r13 je _partial_block_done_\@ # Leave Macro if no partial blocks # Read in input data without over reading cmp $16, \PLAIN_CYPH_LEN @@ -692,7 +692,7 @@ _no_extra_mask_1_\@: pshufb %xmm2, %xmm3 pxor %xmm3, \AAD_HASH - cmp $0, %r10 + test %r10, %r10 jl _partial_incomplete_1_\@ # GHASH computation for the last <16 Byte block @@ -727,7 +727,7 @@ _no_extra_mask_2_\@: pshufb %xmm2, %xmm9 pxor %xmm9, \AAD_HASH - cmp $0, %r10 + test %r10, %r10 jl _partial_incomplete_2_\@ # GHASH computation for the last <16 Byte block @@ -747,7 +747,7 @@ _encode_done_\@: pshufb %xmm2, %xmm9 .endif # output encrypted Bytes - cmp $0, %r10 + test %r10, %r10 jl _partial_fill_\@ mov %r13, %r12 mov $16, %r13 @@ -2715,25 +2715,18 @@ SYM_FUNC_END(aesni_ctr_enc) pxor CTR, IV; /* - * void aesni_xts_crypt8(const struct crypto_aes_ctx *ctx, u8 *dst, - * const u8 *src, bool enc, le128 *iv) + * void aesni_xts_encrypt(const struct crypto_aes_ctx *ctx, u8 *dst, + * const u8 *src, unsigned int len, le128 *iv) */ -SYM_FUNC_START(aesni_xts_crypt8) +SYM_FUNC_START(aesni_xts_encrypt) FRAME_BEGIN - cmpb $0, %cl - movl $0, %ecx - movl $240, %r10d - leaq _aesni_enc4, %r11 - leaq _aesni_dec4, %rax - cmovel %r10d, %ecx - cmoveq %rax, %r11 movdqa .Lgf128mul_x_ble_mask, GF128MUL_MASK movups (IVP), IV mov 480(KEYP), KLEN - addq %rcx, KEYP +.Lxts_enc_loop4: movdqa IV, STATE1 movdqu 0x00(INP), INC pxor INC, STATE1 @@ -2757,71 +2750,103 @@ SYM_FUNC_START(aesni_xts_crypt8) pxor INC, STATE4 movdqu IV, 0x30(OUTP) - CALL_NOSPEC r11 + call _aesni_enc4 movdqu 0x00(OUTP), INC pxor INC, STATE1 movdqu STATE1, 0x00(OUTP) - _aesni_gf128mul_x_ble() - movdqa IV, STATE1 - movdqu 0x40(INP), INC - pxor INC, STATE1 - movdqu IV, 0x40(OUTP) - movdqu 0x10(OUTP), INC pxor INC, STATE2 movdqu STATE2, 0x10(OUTP) - _aesni_gf128mul_x_ble() - movdqa IV, STATE2 - movdqu 0x50(INP), INC - pxor INC, STATE2 - movdqu IV, 0x50(OUTP) - movdqu 0x20(OUTP), INC pxor INC, STATE3 movdqu STATE3, 0x20(OUTP) - _aesni_gf128mul_x_ble() - movdqa IV, STATE3 - movdqu 0x60(INP), INC - pxor INC, STATE3 - movdqu IV, 0x60(OUTP) - movdqu 0x30(OUTP), INC pxor INC, STATE4 movdqu STATE4, 0x30(OUTP) _aesni_gf128mul_x_ble() - movdqa IV, STATE4 - movdqu 0x70(INP), INC - pxor INC, STATE4 - movdqu IV, 0x70(OUTP) - _aesni_gf128mul_x_ble() + add $64, INP + add $64, OUTP + sub $64, LEN + ja .Lxts_enc_loop4 + movups IV, (IVP) - CALL_NOSPEC r11 - - movdqu 0x40(OUTP), INC - pxor INC, STATE1 - movdqu STATE1, 0x40(OUTP) - - movdqu 0x50(OUTP), INC - pxor INC, STATE2 - movdqu STATE2, 0x50(OUTP) - - movdqu 0x60(OUTP), INC - pxor INC, STATE3 - movdqu STATE3, 0x60(OUTP) - - movdqu 0x70(OUTP), INC - pxor INC, STATE4 - movdqu STATE4, 0x70(OUTP) - FRAME_END ret -SYM_FUNC_END(aesni_xts_crypt8) +SYM_FUNC_END(aesni_xts_encrypt) + +/* + * void aesni_xts_decrypt(const struct crypto_aes_ctx *ctx, u8 *dst, + * const u8 *src, unsigned int len, le128 *iv) + */ +SYM_FUNC_START(aesni_xts_decrypt) + FRAME_BEGIN + + movdqa .Lgf128mul_x_ble_mask, GF128MUL_MASK + movups (IVP), IV + + mov 480(KEYP), KLEN + add $240, KEYP + +.Lxts_dec_loop4: + movdqa IV, STATE1 + movdqu 0x00(INP), INC + pxor INC, STATE1 + movdqu IV, 0x00(OUTP) + + _aesni_gf128mul_x_ble() + movdqa IV, STATE2 + movdqu 0x10(INP), INC + pxor INC, STATE2 + movdqu IV, 0x10(OUTP) + + _aesni_gf128mul_x_ble() + movdqa IV, STATE3 + movdqu 0x20(INP), INC + pxor INC, STATE3 + movdqu IV, 0x20(OUTP) + + _aesni_gf128mul_x_ble() + movdqa IV, STATE4 + movdqu 0x30(INP), INC + pxor INC, STATE4 + movdqu IV, 0x30(OUTP) + + call _aesni_dec4 + + movdqu 0x00(OUTP), INC + pxor INC, STATE1 + movdqu STATE1, 0x00(OUTP) + + movdqu 0x10(OUTP), INC + pxor INC, STATE2 + movdqu STATE2, 0x10(OUTP) + + movdqu 0x20(OUTP), INC + pxor INC, STATE3 + movdqu STATE3, 0x20(OUTP) + + movdqu 0x30(OUTP), INC + pxor INC, STATE4 + movdqu STATE4, 0x30(OUTP) + + _aesni_gf128mul_x_ble() + + add $64, INP + add $64, OUTP + sub $64, LEN + ja .Lxts_dec_loop4 + + movups IV, (IVP) + + FRAME_END + ret +SYM_FUNC_END(aesni_xts_decrypt) #endif diff --git a/arch/x86/crypto/aesni-intel_avx-x86_64.S b/arch/x86/crypto/aesni-intel_avx-x86_64.S index 5fee47956f3b..2cf8e94d986a 100644 --- a/arch/x86/crypto/aesni-intel_avx-x86_64.S +++ b/arch/x86/crypto/aesni-intel_avx-x86_64.S @@ -369,7 +369,7 @@ _initial_num_blocks_is_0\@: _initial_blocks_encrypted\@: - cmp $0, %r13 + test %r13, %r13 je _zero_cipher_left\@ sub $128, %r13 @@ -528,7 +528,7 @@ _multiple_of_16_bytes\@: vmovdqu HashKey(arg2), %xmm13 mov PBlockLen(arg2), %r12 - cmp $0, %r12 + test %r12, %r12 je _partial_done\@ #GHASH computation for the last <16 Byte block @@ -573,7 +573,7 @@ _T_8\@: add $8, %r10 sub $8, %r11 vpsrldq $8, %xmm9, %xmm9 - cmp $0, %r11 + test %r11, %r11 je _return_T_done\@ _T_4\@: vmovd %xmm9, %eax @@ -581,7 +581,7 @@ _T_4\@: add $4, %r10 sub $4, %r11 vpsrldq $4, %xmm9, %xmm9 - cmp $0, %r11 + test %r11, %r11 je _return_T_done\@ _T_123\@: vmovd %xmm9, %eax @@ -625,7 +625,7 @@ _get_AAD_blocks\@: cmp $16, %r11 jge _get_AAD_blocks\@ vmovdqu \T8, \T7 - cmp $0, %r11 + test %r11, %r11 je _get_AAD_done\@ vpxor \T7, \T7, \T7 @@ -644,7 +644,7 @@ _get_AAD_rest8\@: vpxor \T1, \T7, \T7 jmp _get_AAD_rest8\@ _get_AAD_rest4\@: - cmp $0, %r11 + test %r11, %r11 jle _get_AAD_rest0\@ mov (%r10), %eax movq %rax, \T1 @@ -749,7 +749,7 @@ _done_read_partial_block_\@: .macro PARTIAL_BLOCK GHASH_MUL CYPH_PLAIN_OUT PLAIN_CYPH_IN PLAIN_CYPH_LEN DATA_OFFSET \ AAD_HASH ENC_DEC mov PBlockLen(arg2), %r13 - cmp $0, %r13 + test %r13, %r13 je _partial_block_done_\@ # Leave Macro if no partial blocks # Read in input data without over reading cmp $16, \PLAIN_CYPH_LEN @@ -801,7 +801,7 @@ _no_extra_mask_1_\@: vpshufb %xmm2, %xmm3, %xmm3 vpxor %xmm3, \AAD_HASH, \AAD_HASH - cmp $0, %r10 + test %r10, %r10 jl _partial_incomplete_1_\@ # GHASH computation for the last <16 Byte block @@ -836,7 +836,7 @@ _no_extra_mask_2_\@: vpshufb %xmm2, %xmm9, %xmm9 vpxor %xmm9, \AAD_HASH, \AAD_HASH - cmp $0, %r10 + test %r10, %r10 jl _partial_incomplete_2_\@ # GHASH computation for the last <16 Byte block @@ -856,7 +856,7 @@ _encode_done_\@: vpshufb %xmm2, %xmm9, %xmm9 .endif # output encrypted Bytes - cmp $0, %r10 + test %r10, %r10 jl _partial_fill_\@ mov %r13, %r12 mov $16, %r13 diff --git a/arch/x86/crypto/aesni-intel_glue.c b/arch/x86/crypto/aesni-intel_glue.c index ad8a7188a2bf..be891fdf8d17 100644 --- a/arch/x86/crypto/aesni-intel_glue.c +++ b/arch/x86/crypto/aesni-intel_glue.c @@ -97,6 +97,12 @@ asmlinkage void aesni_cbc_dec(struct crypto_aes_ctx *ctx, u8 *out, #define AVX_GEN2_OPTSIZE 640 #define AVX_GEN4_OPTSIZE 4096 +asmlinkage void aesni_xts_encrypt(const struct crypto_aes_ctx *ctx, u8 *out, + const u8 *in, unsigned int len, u8 *iv); + +asmlinkage void aesni_xts_decrypt(const struct crypto_aes_ctx *ctx, u8 *out, + const u8 *in, unsigned int len, u8 *iv); + #ifdef CONFIG_X86_64 static void (*aesni_ctr_enc_tfm)(struct crypto_aes_ctx *ctx, u8 *out, @@ -104,9 +110,6 @@ static void (*aesni_ctr_enc_tfm)(struct crypto_aes_ctx *ctx, u8 *out, asmlinkage void aesni_ctr_enc(struct crypto_aes_ctx *ctx, u8 *out, const u8 *in, unsigned int len, u8 *iv); -asmlinkage void aesni_xts_crypt8(const struct crypto_aes_ctx *ctx, u8 *out, - const u8 *in, bool enc, le128 *iv); - /* asmlinkage void aesni_gcm_enc() * void *ctx, AES Key schedule. Starts on a 16 byte boundary. * struct gcm_context_data. May be uninitialized. @@ -547,14 +550,14 @@ static void aesni_xts_dec(const void *ctx, u8 *dst, const u8 *src, le128 *iv) glue_xts_crypt_128bit_one(ctx, dst, src, iv, aesni_dec); } -static void aesni_xts_enc8(const void *ctx, u8 *dst, const u8 *src, le128 *iv) +static void aesni_xts_enc32(const void *ctx, u8 *dst, const u8 *src, le128 *iv) { - aesni_xts_crypt8(ctx, dst, src, true, iv); + aesni_xts_encrypt(ctx, dst, src, 32 * AES_BLOCK_SIZE, (u8 *)iv); } -static void aesni_xts_dec8(const void *ctx, u8 *dst, const u8 *src, le128 *iv) +static void aesni_xts_dec32(const void *ctx, u8 *dst, const u8 *src, le128 *iv) { - aesni_xts_crypt8(ctx, dst, src, false, iv); + aesni_xts_decrypt(ctx, dst, src, 32 * AES_BLOCK_SIZE, (u8 *)iv); } static const struct common_glue_ctx aesni_enc_xts = { @@ -562,8 +565,8 @@ static const struct common_glue_ctx aesni_enc_xts = { .fpu_blocks_limit = 1, .funcs = { { - .num_blocks = 8, - .fn_u = { .xts = aesni_xts_enc8 } + .num_blocks = 32, + .fn_u = { .xts = aesni_xts_enc32 } }, { .num_blocks = 1, .fn_u = { .xts = aesni_xts_enc } @@ -575,8 +578,8 @@ static const struct common_glue_ctx aesni_dec_xts = { .fpu_blocks_limit = 1, .funcs = { { - .num_blocks = 8, - .fn_u = { .xts = aesni_xts_dec8 } + .num_blocks = 32, + .fn_u = { .xts = aesni_xts_dec32 } }, { .num_blocks = 1, .fn_u = { .xts = aesni_xts_dec } @@ -686,7 +689,8 @@ static int gcmaes_crypt_by_sg(bool enc, struct aead_request *req, struct crypto_aead *tfm = crypto_aead_reqtfm(req); unsigned long auth_tag_len = crypto_aead_authsize(tfm); const struct aesni_gcm_tfm_s *gcm_tfm = aesni_gcm_tfm; - struct gcm_context_data data AESNI_ALIGN_ATTR; + u8 databuf[sizeof(struct gcm_context_data) + (AESNI_ALIGN - 8)] __aligned(8); + struct gcm_context_data *data = PTR_ALIGN((void *)databuf, AESNI_ALIGN); struct scatter_walk dst_sg_walk = {}; unsigned long left = req->cryptlen; unsigned long len, srclen, dstlen; @@ -735,8 +739,7 @@ static int gcmaes_crypt_by_sg(bool enc, struct aead_request *req, } kernel_fpu_begin(); - gcm_tfm->init(aes_ctx, &data, iv, - hash_subkey, assoc, assoclen); + gcm_tfm->init(aes_ctx, data, iv, hash_subkey, assoc, assoclen); if (req->src != req->dst) { while (left) { src = scatterwalk_map(&src_sg_walk); @@ -746,10 +749,10 @@ static int gcmaes_crypt_by_sg(bool enc, struct aead_request *req, len = min(srclen, dstlen); if (len) { if (enc) - gcm_tfm->enc_update(aes_ctx, &data, + gcm_tfm->enc_update(aes_ctx, data, dst, src, len); else - gcm_tfm->dec_update(aes_ctx, &data, + gcm_tfm->dec_update(aes_ctx, data, dst, src, len); } left -= len; @@ -767,10 +770,10 @@ static int gcmaes_crypt_by_sg(bool enc, struct aead_request *req, len = scatterwalk_clamp(&src_sg_walk, left); if (len) { if (enc) - gcm_tfm->enc_update(aes_ctx, &data, + gcm_tfm->enc_update(aes_ctx, data, src, src, len); else - gcm_tfm->dec_update(aes_ctx, &data, + gcm_tfm->dec_update(aes_ctx, data, src, src, len); } left -= len; @@ -779,7 +782,7 @@ static int gcmaes_crypt_by_sg(bool enc, struct aead_request *req, scatterwalk_done(&src_sg_walk, 1, left); } } - gcm_tfm->finalize(aes_ctx, &data, authTag, auth_tag_len); + gcm_tfm->finalize(aes_ctx, data, authTag, auth_tag_len); kernel_fpu_end(); if (!assocmem) @@ -828,7 +831,8 @@ static int helper_rfc4106_encrypt(struct aead_request *req) struct crypto_aead *tfm = crypto_aead_reqtfm(req); struct aesni_rfc4106_gcm_ctx *ctx = aesni_rfc4106_gcm_ctx_get(tfm); void *aes_ctx = &(ctx->aes_key_expanded); - u8 iv[16] __attribute__ ((__aligned__(AESNI_ALIGN))); + u8 ivbuf[16 + (AESNI_ALIGN - 8)] __aligned(8); + u8 *iv = PTR_ALIGN(&ivbuf[0], AESNI_ALIGN); unsigned int i; __be32 counter = cpu_to_be32(1); @@ -855,7 +859,8 @@ static int helper_rfc4106_decrypt(struct aead_request *req) struct crypto_aead *tfm = crypto_aead_reqtfm(req); struct aesni_rfc4106_gcm_ctx *ctx = aesni_rfc4106_gcm_ctx_get(tfm); void *aes_ctx = &(ctx->aes_key_expanded); - u8 iv[16] __attribute__ ((__aligned__(AESNI_ALIGN))); + u8 ivbuf[16 + (AESNI_ALIGN - 8)] __aligned(8); + u8 *iv = PTR_ALIGN(&ivbuf[0], AESNI_ALIGN); unsigned int i; if (unlikely(req->assoclen != 16 && req->assoclen != 20)) @@ -985,7 +990,8 @@ static int generic_gcmaes_encrypt(struct aead_request *req) struct crypto_aead *tfm = crypto_aead_reqtfm(req); struct generic_gcmaes_ctx *ctx = generic_gcmaes_ctx_get(tfm); void *aes_ctx = &(ctx->aes_key_expanded); - u8 iv[16] __attribute__ ((__aligned__(AESNI_ALIGN))); + u8 ivbuf[16 + (AESNI_ALIGN - 8)] __aligned(8); + u8 *iv = PTR_ALIGN(&ivbuf[0], AESNI_ALIGN); __be32 counter = cpu_to_be32(1); memcpy(iv, req->iv, 12); @@ -1001,7 +1007,8 @@ static int generic_gcmaes_decrypt(struct aead_request *req) struct crypto_aead *tfm = crypto_aead_reqtfm(req); struct generic_gcmaes_ctx *ctx = generic_gcmaes_ctx_get(tfm); void *aes_ctx = &(ctx->aes_key_expanded); - u8 iv[16] __attribute__ ((__aligned__(AESNI_ALIGN))); + u8 ivbuf[16 + (AESNI_ALIGN - 8)] __aligned(8); + u8 *iv = PTR_ALIGN(&ivbuf[0], AESNI_ALIGN); memcpy(iv, req->iv, 12); *((__be32 *)(iv+12)) = counter; diff --git a/arch/x86/entry/common.c b/arch/x86/entry/common.c index 94c6e6330e04..2e4d91f3feea 100644 --- a/arch/x86/entry/common.c +++ b/arch/x86/entry/common.c @@ -128,7 +128,8 @@ static noinstr bool __do_fast_syscall_32(struct pt_regs *regs) regs->ax = -EFAULT; instrumentation_end(); - syscall_exit_to_user_mode(regs); + local_irq_disable(); + irqentry_exit_to_user_mode(regs); return false; } @@ -213,40 +214,6 @@ SYSCALL_DEFINE0(ni_syscall) return -ENOSYS; } -noinstr bool idtentry_enter_nmi(struct pt_regs *regs) -{ - bool irq_state = lockdep_hardirqs_enabled(); - - __nmi_enter(); - lockdep_hardirqs_off(CALLER_ADDR0); - lockdep_hardirq_enter(); - rcu_nmi_enter(); - - instrumentation_begin(); - trace_hardirqs_off_finish(); - ftrace_nmi_enter(); - instrumentation_end(); - - return irq_state; -} - -noinstr void idtentry_exit_nmi(struct pt_regs *regs, bool restore) -{ - instrumentation_begin(); - ftrace_nmi_exit(); - if (restore) { - trace_hardirqs_on_prepare(); - lockdep_hardirqs_on_prepare(CALLER_ADDR0); - } - instrumentation_end(); - - rcu_nmi_exit(); - lockdep_hardirq_exit(); - if (restore) - lockdep_hardirqs_on(CALLER_ADDR0); - __nmi_exit(); -} - #ifdef CONFIG_XEN_PV #ifndef CONFIG_PREEMPTION /* @@ -304,7 +271,7 @@ __visible noinstr void xen_pv_evtchn_do_upcall(struct pt_regs *regs) instrumentation_begin(); run_on_irqstack_cond(__xen_pv_evtchn_do_upcall, regs); - instrumentation_begin(); + instrumentation_end(); set_irq_regs(old_regs); diff --git a/arch/x86/entry/entry_64_compat.S b/arch/x86/entry/entry_64_compat.S index 541fdaf64045..0051cf5c792d 100644 --- a/arch/x86/entry/entry_64_compat.S +++ b/arch/x86/entry/entry_64_compat.S @@ -210,6 +210,8 @@ SYM_CODE_START(entry_SYSCALL_compat) /* Switch to the kernel stack */ movq PER_CPU_VAR(cpu_current_top_of_stack), %rsp +SYM_INNER_LABEL(entry_SYSCALL_compat_safe_stack, SYM_L_GLOBAL) + /* Construct struct pt_regs on stack */ pushq $__USER32_DS /* pt_regs->ss */ pushq %r8 /* pt_regs->sp */ diff --git a/arch/x86/events/intel/core.c b/arch/x86/events/intel/core.c index 7d4d89fa8647..e7dc13fe5e29 100644 --- a/arch/x86/events/intel/core.c +++ b/arch/x86/events/intel/core.c @@ -3562,11 +3562,16 @@ static int intel_pmu_hw_config(struct perf_event *event) return ret; if (event->attr.precise_ip) { + if ((event->attr.config & INTEL_ARCH_EVENT_MASK) == INTEL_FIXED_VLBR_EVENT) + return -EINVAL; + if (!(event->attr.freq || (event->attr.wakeup_events && !event->attr.watermark))) { event->hw.flags |= PERF_X86_EVENT_AUTO_RELOAD; if (!(event->attr.sample_type & - ~intel_pmu_large_pebs_flags(event))) + ~intel_pmu_large_pebs_flags(event))) { event->hw.flags |= PERF_X86_EVENT_LARGE_PEBS; + event->attach_state |= PERF_ATTACH_SCHED_CB; + } } if (x86_pmu.pebs_aliases) x86_pmu.pebs_aliases(event); @@ -3579,6 +3584,7 @@ static int intel_pmu_hw_config(struct perf_event *event) ret = intel_pmu_setup_lbr_filter(event); if (ret) return ret; + event->attach_state |= PERF_ATTACH_SCHED_CB; /* * BTS is set up earlier in this path, so don't account twice @@ -4384,6 +4390,9 @@ static const struct x86_cpu_desc isolation_ucodes[] = { INTEL_CPU_DESC(INTEL_FAM6_BROADWELL_X, 2, 0x0b000014), INTEL_CPU_DESC(INTEL_FAM6_SKYLAKE_X, 3, 0x00000021), INTEL_CPU_DESC(INTEL_FAM6_SKYLAKE_X, 4, 0x00000000), + INTEL_CPU_DESC(INTEL_FAM6_SKYLAKE_X, 5, 0x00000000), + INTEL_CPU_DESC(INTEL_FAM6_SKYLAKE_X, 6, 0x00000000), + INTEL_CPU_DESC(INTEL_FAM6_SKYLAKE_X, 7, 0x00000000), INTEL_CPU_DESC(INTEL_FAM6_SKYLAKE_L, 3, 0x0000007c), INTEL_CPU_DESC(INTEL_FAM6_SKYLAKE, 3, 0x0000007c), INTEL_CPU_DESC(INTEL_FAM6_KABYLAKE, 9, 0x0000004e), diff --git a/arch/x86/events/intel/ds.c b/arch/x86/events/intel/ds.c index 485c5066f8b8..31a7a6566d07 100644 --- a/arch/x86/events/intel/ds.c +++ b/arch/x86/events/intel/ds.c @@ -1894,7 +1894,7 @@ static void intel_pmu_drain_pebs_nhm(struct pt_regs *iregs, struct perf_sample_d */ if (!pebs_status && cpuc->pebs_enabled && !(cpuc->pebs_enabled & (cpuc->pebs_enabled-1))) - pebs_status = cpuc->pebs_enabled; + pebs_status = p->status = cpuc->pebs_enabled; bit = find_first_bit((unsigned long *)&pebs_status, x86_pmu.max_pebs_events); diff --git a/arch/x86/include/asm/idtentry.h b/arch/x86/include/asm/idtentry.h index eb01c2618a9d..f656aabd1545 100644 --- a/arch/x86/include/asm/idtentry.h +++ b/arch/x86/include/asm/idtentry.h @@ -11,9 +11,6 @@ #include -bool idtentry_enter_nmi(struct pt_regs *regs); -void idtentry_exit_nmi(struct pt_regs *regs, bool irq_state); - /** * DECLARE_IDTENTRY - Declare functions for simple IDT entry points * No error code pushed by hardware diff --git a/arch/x86/include/asm/insn-eval.h b/arch/x86/include/asm/insn-eval.h index a0f839aa144d..98b4dae5e8bc 100644 --- a/arch/x86/include/asm/insn-eval.h +++ b/arch/x86/include/asm/insn-eval.h @@ -23,6 +23,8 @@ unsigned long insn_get_seg_base(struct pt_regs *regs, int seg_reg_idx); int insn_get_code_seg_params(struct pt_regs *regs); int insn_fetch_from_user(struct pt_regs *regs, unsigned char buf[MAX_INSN_SIZE]); +int insn_fetch_from_user_inatomic(struct pt_regs *regs, + unsigned char buf[MAX_INSN_SIZE]); bool insn_decode(struct insn *insn, struct pt_regs *regs, unsigned char buf[MAX_INSN_SIZE], int buf_size); diff --git a/arch/x86/include/asm/processor.h b/arch/x86/include/asm/processor.h index 82a08b585818..50d02db72317 100644 --- a/arch/x86/include/asm/processor.h +++ b/arch/x86/include/asm/processor.h @@ -552,15 +552,6 @@ static inline void arch_thread_struct_whitelist(unsigned long *offset, *size = fpu_kernel_xstate_size; } -/* - * Thread-synchronous status. - * - * This is different from the flags in that nobody else - * ever touches our thread-synchronous status, so we don't - * have to worry about atomic accesses. - */ -#define TS_COMPAT 0x0002 /* 32bit syscall active (64BIT)*/ - static inline void native_load_sp0(unsigned long sp0) { diff --git a/arch/x86/include/asm/proto.h b/arch/x86/include/asm/proto.h index 2c35f1c01a2d..b6a9d51d1d79 100644 --- a/arch/x86/include/asm/proto.h +++ b/arch/x86/include/asm/proto.h @@ -25,6 +25,7 @@ void __end_SYSENTER_singlestep_region(void); void entry_SYSENTER_compat(void); void __end_entry_SYSENTER_compat(void); void entry_SYSCALL_compat(void); +void entry_SYSCALL_compat_safe_stack(void); void entry_INT80_compat(void); #ifdef CONFIG_XEN_PV void xen_entry_INT80_compat(void); diff --git a/arch/x86/include/asm/ptrace.h b/arch/x86/include/asm/ptrace.h index d8324a236696..409f661481e1 100644 --- a/arch/x86/include/asm/ptrace.h +++ b/arch/x86/include/asm/ptrace.h @@ -94,6 +94,8 @@ struct pt_regs { #include #endif +#include + struct cpuinfo_x86; struct task_struct; @@ -175,6 +177,19 @@ static inline bool any_64bit_mode(struct pt_regs *regs) #ifdef CONFIG_X86_64 #define current_user_stack_pointer() current_pt_regs()->sp #define compat_user_stack_pointer() current_pt_regs()->sp + +static inline bool ip_within_syscall_gap(struct pt_regs *regs) +{ + bool ret = (regs->ip >= (unsigned long)entry_SYSCALL_64 && + regs->ip < (unsigned long)entry_SYSCALL_64_safe_stack); + +#ifdef CONFIG_IA32_EMULATION + ret = ret || (regs->ip >= (unsigned long)entry_SYSCALL_compat && + regs->ip < (unsigned long)entry_SYSCALL_compat_safe_stack); +#endif + + return ret; +} #endif static inline unsigned long kernel_stack_pointer(struct pt_regs *regs) diff --git a/arch/x86/include/asm/thread_info.h b/arch/x86/include/asm/thread_info.h index 44733a4bfc42..e701f29b4881 100644 --- a/arch/x86/include/asm/thread_info.h +++ b/arch/x86/include/asm/thread_info.h @@ -216,10 +216,31 @@ static inline int arch_within_stack_frames(const void * const stack, #endif +/* + * Thread-synchronous status. + * + * This is different from the flags in that nobody else + * ever touches our thread-synchronous status, so we don't + * have to worry about atomic accesses. + */ +#define TS_COMPAT 0x0002 /* 32bit syscall active (64BIT)*/ + +#ifndef __ASSEMBLY__ #ifdef CONFIG_COMPAT #define TS_I386_REGS_POKED 0x0004 /* regs poked by 32-bit ptracer */ +#define TS_COMPAT_RESTART 0x0008 + +#define arch_set_restart_data arch_set_restart_data + +static inline void arch_set_restart_data(struct restart_block *restart) +{ + struct thread_info *ti = current_thread_info(); + if (ti->status & TS_COMPAT) + ti->status |= TS_COMPAT_RESTART; + else + ti->status &= ~TS_COMPAT_RESTART; +} #endif -#ifndef __ASSEMBLY__ #ifdef CONFIG_X86_32 #define in_ia32_syscall() true diff --git a/arch/x86/include/asm/virtext.h b/arch/x86/include/asm/virtext.h index 9aad0e0876fb..fda3e7747c22 100644 --- a/arch/x86/include/asm/virtext.h +++ b/arch/x86/include/asm/virtext.h @@ -30,15 +30,22 @@ static inline int cpu_has_vmx(void) } -/** Disable VMX on the current CPU +/** + * cpu_vmxoff() - Disable VMX on the current CPU * - * vmxoff causes a undefined-opcode exception if vmxon was not run - * on the CPU previously. Only call this function if you know VMX - * is enabled. + * Disable VMX and clear CR4.VMXE (even if VMXOFF faults) + * + * Note, VMXOFF causes a #UD if the CPU is !post-VMXON, but it's impossible to + * atomically track post-VMXON state, e.g. this may be called in NMI context. + * Eat all faults as all other faults on VMXOFF faults are mode related, i.e. + * faults are guaranteed to be due to the !post-VMXON check unless the CPU is + * magically in RM, VM86, compat mode, or at CPL>0. */ static inline void cpu_vmxoff(void) { - asm volatile ("vmxoff"); + asm_volatile_goto("1: vmxoff\n\t" + _ASM_EXTABLE(1b, %l[fault]) :::: fault); +fault: cr4_clear_bits(X86_CR4_VMXE); } diff --git a/arch/x86/include/asm/xen/page.h b/arch/x86/include/asm/xen/page.h index 5941e18edd5a..ab09af613788 100644 --- a/arch/x86/include/asm/xen/page.h +++ b/arch/x86/include/asm/xen/page.h @@ -86,6 +86,18 @@ clear_foreign_p2m_mapping(struct gnttab_unmap_grant_ref *unmap_ops, } #endif +/* + * The maximum amount of extra memory compared to the base size. The + * main scaling factor is the size of struct page. At extreme ratios + * of base:extra, all the base memory can be filled with page + * structures for the extra memory, leaving no space for anything + * else. + * + * 10x seems like a reasonable balance between scaling flexibility and + * leaving a practically usable system. + */ +#define XEN_EXTRA_MEM_RATIO (10) + /* * Helper functions to write or read unsigned long values to/from * memory, when the access may fault. diff --git a/arch/x86/kernel/acpi/wakeup_64.S b/arch/x86/kernel/acpi/wakeup_64.S index 5d3a0b8fd379..c7f412f4e07d 100644 --- a/arch/x86/kernel/acpi/wakeup_64.S +++ b/arch/x86/kernel/acpi/wakeup_64.S @@ -112,7 +112,7 @@ SYM_FUNC_START(do_suspend_lowlevel) movq pt_regs_r14(%rax), %r14 movq pt_regs_r15(%rax), %r15 -#if defined(CONFIG_KASAN) && CONFIG_KASAN_STACK +#if defined(CONFIG_KASAN) && defined(CONFIG_KASAN_STACK) /* * The suspend path may have poisoned some areas deeper in the stack, * which we now need to unpoison. diff --git a/arch/x86/kernel/apic/apic.c b/arch/x86/kernel/apic/apic.c index f4c0514fc510..539f3e88ca7c 100644 --- a/arch/x86/kernel/apic/apic.c +++ b/arch/x86/kernel/apic/apic.c @@ -2317,6 +2317,11 @@ static int cpuid_to_apicid[] = { [0 ... NR_CPUS - 1] = -1, }; +bool arch_match_cpu_phys_id(int cpu, u64 phys_id) +{ + return phys_id == cpuid_to_apicid[cpu]; +} + #ifdef CONFIG_SMP /** * apic_id_is_primary_thread - Check whether APIC ID belongs to a primary thread diff --git a/arch/x86/kernel/apic/io_apic.c b/arch/x86/kernel/apic/io_apic.c index 7b3c7e0d4a09..0d4818eab0da 100644 --- a/arch/x86/kernel/apic/io_apic.c +++ b/arch/x86/kernel/apic/io_apic.c @@ -1033,6 +1033,16 @@ static int mp_map_pin_to_irq(u32 gsi, int idx, int ioapic, int pin, if (idx >= 0 && test_bit(mp_irqs[idx].srcbus, mp_bus_not_pci)) { irq = mp_irqs[idx].srcbusirq; legacy = mp_is_legacy_irq(irq); + /* + * IRQ2 is unusable for historical reasons on systems which + * have a legacy PIC. See the comment vs. IRQ2 further down. + * + * If this gets removed at some point then the related code + * in lapic_assign_system_vectors() needs to be adjusted as + * well. + */ + if (legacy && irq == PIC_CASCADE_IR) + return -EINVAL; } mutex_lock(&ioapic_mutex); diff --git a/arch/x86/kernel/cpu/mce/core.c b/arch/x86/kernel/cpu/mce/core.c index 311688202ea5..b7a27589dfa0 100644 --- a/arch/x86/kernel/cpu/mce/core.c +++ b/arch/x86/kernel/cpu/mce/core.c @@ -1986,7 +1986,7 @@ void (*machine_check_vector)(struct pt_regs *) = unexpected_machine_check; static __always_inline void exc_machine_check_kernel(struct pt_regs *regs) { - bool irq_state; + irqentry_state_t irq_state; WARN_ON_ONCE(user_mode(regs)); @@ -1998,7 +1998,7 @@ static __always_inline void exc_machine_check_kernel(struct pt_regs *regs) mce_check_crashing_cpu()) return; - irq_state = idtentry_enter_nmi(regs); + irq_state = irqentry_nmi_enter(regs); /* * The call targets are marked noinstr, but objtool can't figure * that out because it's an indirect call. Annotate it. @@ -2009,7 +2009,7 @@ static __always_inline void exc_machine_check_kernel(struct pt_regs *regs) if (regs->flags & X86_EFLAGS_IF) trace_hardirqs_on_prepare(); instrumentation_end(); - idtentry_exit_nmi(regs, irq_state); + irqentry_nmi_exit(regs, irq_state); } static __always_inline void exc_machine_check_user(struct pt_regs *regs) diff --git a/arch/x86/kernel/kvmclock.c b/arch/x86/kernel/kvmclock.c index 34b18f6eeb2c..5ee705b44560 100644 --- a/arch/x86/kernel/kvmclock.c +++ b/arch/x86/kernel/kvmclock.c @@ -269,21 +269,20 @@ static void __init kvmclock_init_mem(void) static int __init kvm_setup_vsyscall_timeinfo(void) { -#ifdef CONFIG_X86_64 - u8 flags; - - if (!per_cpu(hv_clock_per_cpu, 0) || !kvmclock_vsyscall) - return 0; - - flags = pvclock_read_flags(&hv_clock_boot[0].pvti); - if (!(flags & PVCLOCK_TSC_STABLE_BIT)) - return 0; - - kvm_clock.vdso_clock_mode = VDSO_CLOCKMODE_PVCLOCK; -#endif - kvmclock_init_mem(); +#ifdef CONFIG_X86_64 + if (per_cpu(hv_clock_per_cpu, 0) && kvmclock_vsyscall) { + u8 flags; + + flags = pvclock_read_flags(&hv_clock_boot[0].pvti); + if (!(flags & PVCLOCK_TSC_STABLE_BIT)) + return 0; + + kvm_clock.vdso_clock_mode = VDSO_CLOCKMODE_PVCLOCK; + } +#endif + return 0; } early_initcall(kvm_setup_vsyscall_timeinfo); diff --git a/arch/x86/kernel/module.c b/arch/x86/kernel/module.c index 506928b06af5..c98c220d39a9 100644 --- a/arch/x86/kernel/module.c +++ b/arch/x86/kernel/module.c @@ -114,6 +114,7 @@ int apply_relocate(Elf32_Shdr *sechdrs, *location += sym->st_value; break; case R_386_PC32: + case R_386_PLT32: /* Add the value, subtract its position */ *location += sym->st_value - (uint32_t)location; break; diff --git a/arch/x86/kernel/msr.c b/arch/x86/kernel/msr.c index c0d409810658..79f900ffde4c 100644 --- a/arch/x86/kernel/msr.c +++ b/arch/x86/kernel/msr.c @@ -184,6 +184,13 @@ static long msr_ioctl(struct file *file, unsigned int ioc, unsigned long arg) err = security_locked_down(LOCKDOWN_MSR); if (err) break; + + err = filter_write(regs[1]); + if (err) + return err; + + add_taint(TAINT_CPU_OUT_OF_SPEC, LOCKDEP_STILL_OK); + err = wrmsr_safe_regs_on_cpu(cpu, regs); if (err) break; diff --git a/arch/x86/kernel/nmi.c b/arch/x86/kernel/nmi.c index 4bc77aaf1303..bf250a339655 100644 --- a/arch/x86/kernel/nmi.c +++ b/arch/x86/kernel/nmi.c @@ -475,7 +475,7 @@ static DEFINE_PER_CPU(unsigned long, nmi_dr7); DEFINE_IDTENTRY_RAW(exc_nmi) { - bool irq_state; + irqentry_state_t irq_state; /* * Re-enable NMIs right here when running as an SEV-ES guest. This might @@ -502,14 +502,14 @@ nmi_restart: this_cpu_write(nmi_dr7, local_db_save()); - irq_state = idtentry_enter_nmi(regs); + irq_state = irqentry_nmi_enter(regs); inc_irq_stat(__nmi_count); if (!ignore_nmis) default_do_nmi(regs); - idtentry_exit_nmi(regs, irq_state); + irqentry_nmi_exit(regs, irq_state); local_db_restore(this_cpu_read(nmi_dr7)); diff --git a/arch/x86/kernel/reboot.c b/arch/x86/kernel/reboot.c index db115943e8bd..b29657b76e3f 100644 --- a/arch/x86/kernel/reboot.c +++ b/arch/x86/kernel/reboot.c @@ -477,6 +477,15 @@ static const struct dmi_system_id reboot_dmi_table[] __initconst = { }, }, + { /* PCIe Wifi card isn't detected after reboot otherwise */ + .callback = set_pci_reboot, + .ident = "Zotac ZBOX CI327 nano", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "NA"), + DMI_MATCH(DMI_PRODUCT_NAME, "ZBOX-CI327NANO-GS-01"), + }, + }, + /* Sony */ { /* Handle problems with rebooting on Sony VGN-Z540N */ .callback = set_bios_reboot, @@ -538,31 +547,21 @@ static void emergency_vmx_disable_all(void) local_irq_disable(); /* - * We need to disable VMX on all CPUs before rebooting, otherwise - * we risk hanging up the machine, because the CPU ignores INIT - * signals when VMX is enabled. + * Disable VMX on all CPUs before rebooting, otherwise we risk hanging + * the machine, because the CPU blocks INIT when it's in VMX root. * - * We can't take any locks and we may be on an inconsistent - * state, so we use NMIs as IPIs to tell the other CPUs to disable - * VMX and halt. + * We can't take any locks and we may be on an inconsistent state, so + * use NMIs as IPIs to tell the other CPUs to exit VMX root and halt. * - * For safety, we will avoid running the nmi_shootdown_cpus() - * stuff unnecessarily, but we don't have a way to check - * if other CPUs have VMX enabled. So we will call it only if the - * CPU we are running on has VMX enabled. - * - * We will miss cases where VMX is not enabled on all CPUs. This - * shouldn't do much harm because KVM always enable VMX on all - * CPUs anyway. But we can miss it on the small window where KVM - * is still enabling VMX. + * Do the NMI shootdown even if VMX if off on _this_ CPU, as that + * doesn't prevent a different CPU from being in VMX root operation. */ - if (cpu_has_vmx() && cpu_vmx_enabled()) { - /* Disable VMX on this CPU. */ - cpu_vmxoff(); + if (cpu_has_vmx()) { + /* Safely force _this_ CPU out of VMX root operation. */ + __cpu_emergency_vmxoff(); - /* Halt and disable VMX on the other CPUs */ + /* Halt and exit VMX root operation on the other CPUs. */ nmi_shootdown_cpus(vmxoff_nmi); - } } diff --git a/arch/x86/kernel/sev-es.c b/arch/x86/kernel/sev-es.c index 84c1821819af..04a780abb512 100644 --- a/arch/x86/kernel/sev-es.c +++ b/arch/x86/kernel/sev-es.c @@ -121,8 +121,18 @@ static void __init setup_vc_stacks(int cpu) cea_set_pte((void *)vaddr, pa, PAGE_KERNEL); } -static __always_inline bool on_vc_stack(unsigned long sp) +static __always_inline bool on_vc_stack(struct pt_regs *regs) { + unsigned long sp = regs->sp; + + /* User-mode RSP is not trusted */ + if (user_mode(regs)) + return false; + + /* SYSCALL gap still has user-mode RSP */ + if (ip_within_syscall_gap(regs)) + return false; + return ((sp >= __this_cpu_ist_bottom_va(VC)) && (sp < __this_cpu_ist_top_va(VC))); } @@ -144,7 +154,7 @@ void noinstr __sev_es_ist_enter(struct pt_regs *regs) old_ist = __this_cpu_read(cpu_tss_rw.x86_tss.ist[IST_INDEX_VC]); /* Make room on the IST stack */ - if (on_vc_stack(regs->sp)) + if (on_vc_stack(regs)) new_ist = ALIGN_DOWN(regs->sp, 8) - sizeof(old_ist); else new_ist = old_ist - sizeof(old_ist); @@ -248,7 +258,7 @@ static enum es_result vc_decode_insn(struct es_em_ctxt *ctxt) int res; if (user_mode(ctxt->regs)) { - res = insn_fetch_from_user(ctxt->regs, buffer); + res = insn_fetch_from_user_inatomic(ctxt->regs, buffer); if (!res) { ctxt->fi.vector = X86_TRAP_PF; ctxt->fi.error_code = X86_PF_INSTR | X86_PF_USER; @@ -1248,13 +1258,12 @@ static __always_inline bool on_vc_fallback_stack(struct pt_regs *regs) DEFINE_IDTENTRY_VC_SAFE_STACK(exc_vmm_communication) { struct sev_es_runtime_data *data = this_cpu_read(runtime_data); + irqentry_state_t irq_state; struct ghcb_state state; struct es_em_ctxt ctxt; enum es_result result; struct ghcb *ghcb; - lockdep_assert_irqs_disabled(); - /* * Handle #DB before calling into !noinstr code to avoid recursive #DB. */ @@ -1263,6 +1272,8 @@ DEFINE_IDTENTRY_VC_SAFE_STACK(exc_vmm_communication) return; } + irq_state = irqentry_nmi_enter(regs); + lockdep_assert_irqs_disabled(); instrumentation_begin(); /* @@ -1325,6 +1336,7 @@ DEFINE_IDTENTRY_VC_SAFE_STACK(exc_vmm_communication) out: instrumentation_end(); + irqentry_nmi_exit(regs, irq_state); return; diff --git a/arch/x86/kernel/signal.c b/arch/x86/kernel/signal.c index be0d7d4152ec..f51cab3e983d 100644 --- a/arch/x86/kernel/signal.c +++ b/arch/x86/kernel/signal.c @@ -766,30 +766,8 @@ handle_signal(struct ksignal *ksig, struct pt_regs *regs) static inline unsigned long get_nr_restart_syscall(const struct pt_regs *regs) { - /* - * This function is fundamentally broken as currently - * implemented. - * - * The idea is that we want to trigger a call to the - * restart_block() syscall and that we want in_ia32_syscall(), - * in_x32_syscall(), etc. to match whatever they were in the - * syscall being restarted. We assume that the syscall - * instruction at (regs->ip - 2) matches whatever syscall - * instruction we used to enter in the first place. - * - * The problem is that we can get here when ptrace pokes - * syscall-like values into regs even if we're not in a syscall - * at all. - * - * For now, we maintain historical behavior and guess based on - * stored state. We could do better by saving the actual - * syscall arch in restart_block or (with caveats on x32) by - * checking if regs->ip points to 'int $0x80'. The current - * behavior is incorrect if a tracer has a different bitness - * than the tracee. - */ #ifdef CONFIG_IA32_EMULATION - if (current_thread_info()->status & (TS_COMPAT|TS_I386_REGS_POKED)) + if (current_thread_info()->status & TS_COMPAT_RESTART) return __NR_ia32_restart_syscall; #endif #ifdef CONFIG_X86_X32_ABI diff --git a/arch/x86/kernel/traps.c b/arch/x86/kernel/traps.c index 170c94ec0068..7692bf7908e6 100644 --- a/arch/x86/kernel/traps.c +++ b/arch/x86/kernel/traps.c @@ -406,7 +406,7 @@ DEFINE_IDTENTRY_DF(exc_double_fault) } #endif - idtentry_enter_nmi(regs); + irqentry_nmi_enter(regs); instrumentation_begin(); notify_die(DIE_TRAP, str, regs, error_code, X86_TRAP_DF, SIGSEGV); @@ -652,12 +652,13 @@ DEFINE_IDTENTRY_RAW(exc_int3) instrumentation_end(); irqentry_exit_to_user_mode(regs); } else { - bool irq_state = idtentry_enter_nmi(regs); + irqentry_state_t irq_state = irqentry_nmi_enter(regs); + instrumentation_begin(); if (!do_int3(regs)) die("int3", regs, 0); instrumentation_end(); - idtentry_exit_nmi(regs, irq_state); + irqentry_nmi_exit(regs, irq_state); } } @@ -686,8 +687,7 @@ asmlinkage __visible noinstr struct pt_regs *vc_switch_off_ist(struct pt_regs *r * In the SYSCALL entry path the RSP value comes from user-space - don't * trust it and switch to the current kernel stack */ - if (regs->ip >= (unsigned long)entry_SYSCALL_64 && - regs->ip < (unsigned long)entry_SYSCALL_64_safe_stack) { + if (ip_within_syscall_gap(regs)) { sp = this_cpu_read(cpu_current_top_of_stack); goto sync; } @@ -852,7 +852,7 @@ static __always_inline void exc_debug_kernel(struct pt_regs *regs, * includes the entry stack is excluded for everything. */ unsigned long dr7 = local_db_save(); - bool irq_state = idtentry_enter_nmi(regs); + irqentry_state_t irq_state = irqentry_nmi_enter(regs); instrumentation_begin(); /* @@ -909,7 +909,7 @@ static __always_inline void exc_debug_kernel(struct pt_regs *regs, regs->flags &= ~X86_EFLAGS_TF; out: instrumentation_end(); - idtentry_exit_nmi(regs, irq_state); + irqentry_nmi_exit(regs, irq_state); local_db_restore(dr7); } @@ -927,7 +927,7 @@ static __always_inline void exc_debug_user(struct pt_regs *regs, /* * NB: We can't easily clear DR7 here because - * idtentry_exit_to_usermode() can invoke ptrace, schedule, access + * irqentry_exit_to_usermode() can invoke ptrace, schedule, access * user memory, etc. This means that a recursive #DB is possible. If * this happens, that #DB will hit exc_debug_kernel() and clear DR7. * Since we're not on the IST stack right now, everything will be diff --git a/arch/x86/kernel/unwind_orc.c b/arch/x86/kernel/unwind_orc.c index 73f800100066..c451d5f6422f 100644 --- a/arch/x86/kernel/unwind_orc.c +++ b/arch/x86/kernel/unwind_orc.c @@ -367,8 +367,8 @@ static bool deref_stack_regs(struct unwind_state *state, unsigned long addr, if (!stack_access_ok(state, addr, sizeof(struct pt_regs))) return false; - *ip = regs->ip; - *sp = regs->sp; + *ip = READ_ONCE_NOCHECK(regs->ip); + *sp = READ_ONCE_NOCHECK(regs->sp); return true; } @@ -380,8 +380,8 @@ static bool deref_stack_iret_regs(struct unwind_state *state, unsigned long addr if (!stack_access_ok(state, addr, IRET_FRAME_SIZE)) return false; - *ip = regs->ip; - *sp = regs->sp; + *ip = READ_ONCE_NOCHECK(regs->ip); + *sp = READ_ONCE_NOCHECK(regs->sp); return true; } @@ -402,12 +402,12 @@ static bool get_reg(struct unwind_state *state, unsigned int reg_off, return false; if (state->full_regs) { - *val = ((unsigned long *)state->regs)[reg]; + *val = READ_ONCE_NOCHECK(((unsigned long *)state->regs)[reg]); return true; } if (state->prev_regs) { - *val = ((unsigned long *)state->prev_regs)[reg]; + *val = READ_ONCE_NOCHECK(((unsigned long *)state->prev_regs)[reg]); return true; } diff --git a/arch/x86/kvm/emulate.c b/arch/x86/kvm/emulate.c index 66a08322988f..1453b9b79442 100644 --- a/arch/x86/kvm/emulate.c +++ b/arch/x86/kvm/emulate.c @@ -2564,12 +2564,12 @@ static int rsm_load_state_64(struct x86_emulate_ctxt *ctxt, ctxt->_eip = GET_SMSTATE(u64, smstate, 0x7f78); ctxt->eflags = GET_SMSTATE(u32, smstate, 0x7f70) | X86_EFLAGS_FIXED; - val = GET_SMSTATE(u32, smstate, 0x7f68); + val = GET_SMSTATE(u64, smstate, 0x7f68); if (ctxt->ops->set_dr(ctxt, 6, (val & DR6_VOLATILE) | DR6_FIXED_1)) return X86EMUL_UNHANDLEABLE; - val = GET_SMSTATE(u32, smstate, 0x7f60); + val = GET_SMSTATE(u64, smstate, 0x7f60); if (ctxt->ops->set_dr(ctxt, 7, (val & DR7_VOLATILE) | DR7_FIXED_1)) return X86EMUL_UNHANDLEABLE; diff --git a/arch/x86/kvm/lapic.c b/arch/x86/kvm/lapic.c index 86c33d53c90a..4ca81ae9bc8a 100644 --- a/arch/x86/kvm/lapic.c +++ b/arch/x86/kvm/lapic.c @@ -1641,7 +1641,16 @@ static void apic_timer_expired(struct kvm_lapic *apic, bool from_timer_fn) } if (kvm_use_posted_timer_interrupt(apic->vcpu)) { - kvm_wait_lapic_expire(vcpu); + /* + * Ensure the guest's timer has truly expired before posting an + * interrupt. Open code the relevant checks to avoid querying + * lapic_timer_int_injected(), which will be false since the + * interrupt isn't yet injected. Waiting until after injecting + * is not an option since that won't help a posted interrupt. + */ + if (vcpu->arch.apic->lapic_timer.expired_tscdeadline && + vcpu->arch.apic->lapic_timer.timer_advance_ns) + __kvm_wait_lapic_expire(vcpu); kvm_apic_inject_pending_timer_irqs(apic); return; } diff --git a/arch/x86/kvm/mmu/tdp_mmu.c b/arch/x86/kvm/mmu/tdp_mmu.c index c842d17240cc..ffa0bd0e033f 100644 --- a/arch/x86/kvm/mmu/tdp_mmu.c +++ b/arch/x86/kvm/mmu/tdp_mmu.c @@ -1055,7 +1055,8 @@ static void zap_collapsible_spte_range(struct kvm *kvm, pfn = spte_to_pfn(iter.old_spte); if (kvm_is_reserved_pfn(pfn) || - !PageTransCompoundMap(pfn_to_page(pfn))) + (!PageCompound(pfn_to_page(pfn)) && + !kvm_is_zone_device_pfn(pfn))) continue; tdp_mmu_set_spte(kvm, &iter, 0); diff --git a/arch/x86/kvm/svm/nested.c b/arch/x86/kvm/svm/nested.c index 4fbe190c7915..1008cc6cb66c 100644 --- a/arch/x86/kvm/svm/nested.c +++ b/arch/x86/kvm/svm/nested.c @@ -51,6 +51,23 @@ static void nested_svm_inject_npf_exit(struct kvm_vcpu *vcpu, nested_svm_vmexit(svm); } +static void svm_inject_page_fault_nested(struct kvm_vcpu *vcpu, struct x86_exception *fault) +{ + struct vcpu_svm *svm = to_svm(vcpu); + WARN_ON(!is_guest_mode(vcpu)); + + if (vmcb_is_intercept(&svm->nested.ctl, INTERCEPT_EXCEPTION_OFFSET + PF_VECTOR) && + !svm->nested.nested_run_pending) { + svm->vmcb->control.exit_code = SVM_EXIT_EXCP_BASE + PF_VECTOR; + svm->vmcb->control.exit_code_hi = 0; + svm->vmcb->control.exit_info_1 = fault->error_code; + svm->vmcb->control.exit_info_2 = fault->address; + nested_svm_vmexit(svm); + } else { + kvm_inject_page_fault(vcpu, fault); + } +} + static u64 nested_svm_get_tdp_pdptr(struct kvm_vcpu *vcpu, int index) { struct vcpu_svm *svm = to_svm(vcpu); @@ -58,7 +75,7 @@ static u64 nested_svm_get_tdp_pdptr(struct kvm_vcpu *vcpu, int index) u64 pdpte; int ret; - ret = kvm_vcpu_read_guest_page(vcpu, gpa_to_gfn(__sme_clr(cr3)), &pdpte, + ret = kvm_vcpu_read_guest_page(vcpu, gpa_to_gfn(cr3), &pdpte, offset_in_page(cr3) + index * 8, 8); if (ret) return 0; @@ -446,6 +463,9 @@ int enter_svm_guest_mode(struct vcpu_svm *svm, u64 vmcb12_gpa, if (ret) return ret; + if (!npt_enabled) + svm->vcpu.arch.mmu->inject_page_fault = svm_inject_page_fault_nested; + svm_set_gif(svm, true); return 0; diff --git a/arch/x86/kvm/svm/svm.c b/arch/x86/kvm/svm/svm.c index f4ae3871e412..642f0da31ac4 100644 --- a/arch/x86/kvm/svm/svm.c +++ b/arch/x86/kvm/svm/svm.c @@ -1092,12 +1092,12 @@ static u64 svm_write_l1_tsc_offset(struct kvm_vcpu *vcpu, u64 offset) static void svm_check_invpcid(struct vcpu_svm *svm) { /* - * Intercept INVPCID instruction only if shadow page table is - * enabled. Interception is not required with nested page table - * enabled. + * Intercept INVPCID if shadow paging is enabled to sync/free shadow + * roots, or if INVPCID is disabled in the guest to inject #UD. */ if (kvm_cpu_cap_has(X86_FEATURE_INVPCID)) { - if (!npt_enabled) + if (!npt_enabled || + !guest_cpuid_has(&svm->vcpu, X86_FEATURE_INVPCID)) svm_set_intercept(svm, INTERCEPT_INVPCID); else svm_clr_intercept(svm, INTERCEPT_INVPCID); @@ -1192,6 +1192,7 @@ static void init_vmcb(struct vcpu_svm *svm) init_sys_seg(&save->ldtr, SEG_TYPE_LDT); init_sys_seg(&save->tr, SEG_TYPE_BUSY_TSS16); + svm_set_cr4(&svm->vcpu, 0); svm_set_efer(&svm->vcpu, 0); save->dr6 = 0xffff0ff0; kvm_set_rflags(&svm->vcpu, 2); diff --git a/arch/x86/kvm/x86.h b/arch/x86/kvm/x86.h index e7ca622a468f..2249a7d7ca27 100644 --- a/arch/x86/kvm/x86.h +++ b/arch/x86/kvm/x86.h @@ -404,6 +404,8 @@ bool kvm_msr_allowed(struct kvm_vcpu *vcpu, u32 index, u32 type); __reserved_bits |= X86_CR4_UMIP; \ if (!__cpu_has(__c, X86_FEATURE_VMX)) \ __reserved_bits |= X86_CR4_VMXE; \ + if (!__cpu_has(__c, X86_FEATURE_PCID)) \ + __reserved_bits |= X86_CR4_PCIDE; \ __reserved_bits; \ }) diff --git a/arch/x86/lib/insn-eval.c b/arch/x86/lib/insn-eval.c index 4229950a5d78..bb0b3fe1e0a0 100644 --- a/arch/x86/lib/insn-eval.c +++ b/arch/x86/lib/insn-eval.c @@ -1415,6 +1415,25 @@ void __user *insn_get_addr_ref(struct insn *insn, struct pt_regs *regs) } } +static unsigned long insn_get_effective_ip(struct pt_regs *regs) +{ + unsigned long seg_base = 0; + + /* + * If not in user-space long mode, a custom code segment could be in + * use. This is true in protected mode (if the process defined a local + * descriptor table), or virtual-8086 mode. In most of the cases + * seg_base will be zero as in USER_CS. + */ + if (!user_64bit_mode(regs)) { + seg_base = insn_get_seg_base(regs, INAT_SEG_REG_CS); + if (seg_base == -1L) + return 0; + } + + return seg_base + regs->ip; +} + /** * insn_fetch_from_user() - Copy instruction bytes from user-space memory * @regs: Structure with register values as seen when entering kernel mode @@ -1431,24 +1450,43 @@ void __user *insn_get_addr_ref(struct insn *insn, struct pt_regs *regs) */ int insn_fetch_from_user(struct pt_regs *regs, unsigned char buf[MAX_INSN_SIZE]) { - unsigned long seg_base = 0; + unsigned long ip; int not_copied; - /* - * If not in user-space long mode, a custom code segment could be in - * use. This is true in protected mode (if the process defined a local - * descriptor table), or virtual-8086 mode. In most of the cases - * seg_base will be zero as in USER_CS. - */ - if (!user_64bit_mode(regs)) { - seg_base = insn_get_seg_base(regs, INAT_SEG_REG_CS); - if (seg_base == -1L) - return 0; - } + ip = insn_get_effective_ip(regs); + if (!ip) + return 0; + not_copied = copy_from_user(buf, (void __user *)ip, MAX_INSN_SIZE); - not_copied = copy_from_user(buf, (void __user *)(seg_base + regs->ip), - MAX_INSN_SIZE); + return MAX_INSN_SIZE - not_copied; +} + +/** + * insn_fetch_from_user_inatomic() - Copy instruction bytes from user-space memory + * while in atomic code + * @regs: Structure with register values as seen when entering kernel mode + * @buf: Array to store the fetched instruction + * + * Gets the linear address of the instruction and copies the instruction bytes + * to the buf. This function must be used in atomic context. + * + * Returns: + * + * Number of instruction bytes copied. + * + * 0 if nothing was copied. + */ +int insn_fetch_from_user_inatomic(struct pt_regs *regs, unsigned char buf[MAX_INSN_SIZE]) +{ + unsigned long ip; + int not_copied; + + ip = insn_get_effective_ip(regs); + if (!ip) + return 0; + + not_copied = __copy_from_user_inatomic(buf, (void __user *)ip, MAX_INSN_SIZE); return MAX_INSN_SIZE - not_copied; } diff --git a/arch/x86/mm/fault.c b/arch/x86/mm/fault.c index 5d82a1e1e279..50a2d03c398a 100644 --- a/arch/x86/mm/fault.c +++ b/arch/x86/mm/fault.c @@ -54,7 +54,7 @@ kmmio_fault(struct pt_regs *regs, unsigned long addr) * 32-bit mode: * * Sometimes AMD Athlon/Opteron CPUs report invalid exceptions on prefetch. - * Check that here and ignore it. + * Check that here and ignore it. This is AMD erratum #91. * * 64-bit mode: * @@ -83,11 +83,7 @@ check_prefetch_opcode(struct pt_regs *regs, unsigned char *instr, #ifdef CONFIG_X86_64 case 0x40: /* - * In AMD64 long mode 0x40..0x4F are valid REX prefixes - * Need to figure out under what instruction mode the - * instruction was issued. Could check the LDT for lm, - * but for now it's good enough to assume that long - * mode only uses well known segments or kernel. + * In 64-bit mode 0x40..0x4F are valid REX prefixes */ return (!user_mode(regs) || user_64bit_mode(regs)); #endif @@ -127,20 +123,31 @@ is_prefetch(struct pt_regs *regs, unsigned long error_code, unsigned long addr) instr = (void *)convert_ip_to_linear(current, regs); max_instr = instr + 15; - if (user_mode(regs) && instr >= (unsigned char *)TASK_SIZE_MAX) - return 0; + /* + * This code has historically always bailed out if IP points to a + * not-present page (e.g. due to a race). No one has ever + * complained about this. + */ + pagefault_disable(); while (instr < max_instr) { unsigned char opcode; - if (get_kernel_nofault(opcode, instr)) - break; + if (user_mode(regs)) { + if (get_user(opcode, instr)) + break; + } else { + if (get_kernel_nofault(opcode, instr)) + break; + } instr++; if (!check_prefetch_opcode(regs, instr, opcode, &prefetch)) break; } + + pagefault_enable(); return prefetch; } diff --git a/arch/x86/mm/pat/memtype.c b/arch/x86/mm/pat/memtype.c index 8f665c352bf0..ca311aaa67b8 100644 --- a/arch/x86/mm/pat/memtype.c +++ b/arch/x86/mm/pat/memtype.c @@ -1164,12 +1164,14 @@ static void *memtype_seq_start(struct seq_file *seq, loff_t *pos) static void *memtype_seq_next(struct seq_file *seq, void *v, loff_t *pos) { + kfree(v); ++*pos; return memtype_get_idx(*pos); } static void memtype_seq_stop(struct seq_file *seq, void *v) { + kfree(v); } static int memtype_seq_show(struct seq_file *seq, void *v) @@ -1181,8 +1183,6 @@ static int memtype_seq_show(struct seq_file *seq, void *v) entry_print->end, cattr_name(entry_print->type)); - kfree(entry_print); - return 0; } diff --git a/arch/x86/tools/relocs.c b/arch/x86/tools/relocs.c index fe89ab4aca44..50e48633a8e3 100644 --- a/arch/x86/tools/relocs.c +++ b/arch/x86/tools/relocs.c @@ -874,9 +874,11 @@ static int do_reloc32(struct section *sec, Elf_Rel *rel, Elf_Sym *sym, case R_386_PC32: case R_386_PC16: case R_386_PC8: + case R_386_PLT32: /* - * NONE can be ignored and PC relative relocations don't - * need to be adjusted. + * NONE can be ignored and PC relative relocations don't need + * to be adjusted. Because sym must be defined, R_386_PLT32 can + * be treated the same way as R_386_PC32. */ break; @@ -917,9 +919,11 @@ static int do_reloc_real(struct section *sec, Elf_Rel *rel, Elf_Sym *sym, case R_386_PC32: case R_386_PC16: case R_386_PC8: + case R_386_PLT32: /* - * NONE can be ignored and PC relative relocations don't - * need to be adjusted. + * NONE can be ignored and PC relative relocations don't need + * to be adjusted. Because sym must be defined, R_386_PLT32 can + * be treated the same way as R_386_PC32. */ break; diff --git a/arch/x86/xen/p2m.c b/arch/x86/xen/p2m.c index d71942a3c65a..60da7e793385 100644 --- a/arch/x86/xen/p2m.c +++ b/arch/x86/xen/p2m.c @@ -416,6 +416,9 @@ void __init xen_vmalloc_p2m_tree(void) xen_p2m_last_pfn = xen_max_p2m_pfn; p2m_limit = (phys_addr_t)P2M_LIMIT * 1024 * 1024 * 1024 / PAGE_SIZE; + if (!p2m_limit && IS_ENABLED(CONFIG_XEN_UNPOPULATED_ALLOC)) + p2m_limit = xen_start_info->nr_pages * XEN_EXTRA_MEM_RATIO; + vm.flags = VM_ALLOC; vm.size = ALIGN(sizeof(unsigned long) * max(xen_max_p2m_pfn, p2m_limit), PMD_SIZE * PMDS_PER_MID_PAGE); @@ -652,10 +655,9 @@ bool __set_phys_to_machine(unsigned long pfn, unsigned long mfn) pte_t *ptep; unsigned int level; - if (unlikely(pfn >= xen_p2m_size)) { - BUG_ON(mfn != INVALID_P2M_ENTRY); - return true; - } + /* Only invalid entries allowed above the highest p2m covered frame. */ + if (unlikely(pfn >= xen_p2m_size)) + return mfn == INVALID_P2M_ENTRY; /* * The interface requires atomic updates on p2m elements. @@ -710,6 +712,8 @@ int set_foreign_p2m_mapping(struct gnttab_map_grant_ref *map_ops, for (i = 0; i < count; i++) { unsigned long mfn, pfn; + struct gnttab_unmap_grant_ref unmap[2]; + int rc; /* Do not add to override if the map failed. */ if (map_ops[i].status != GNTST_okay || @@ -727,10 +731,46 @@ int set_foreign_p2m_mapping(struct gnttab_map_grant_ref *map_ops, WARN(pfn_to_mfn(pfn) != INVALID_P2M_ENTRY, "page must be ballooned"); - if (unlikely(!set_phys_to_machine(pfn, FOREIGN_FRAME(mfn)))) { - ret = -ENOMEM; - goto out; + if (likely(set_phys_to_machine(pfn, FOREIGN_FRAME(mfn)))) + continue; + + /* + * Signal an error for this slot. This in turn requires + * immediate unmapping. + */ + map_ops[i].status = GNTST_general_error; + unmap[0].host_addr = map_ops[i].host_addr, + unmap[0].handle = map_ops[i].handle; + map_ops[i].handle = ~0; + if (map_ops[i].flags & GNTMAP_device_map) + unmap[0].dev_bus_addr = map_ops[i].dev_bus_addr; + else + unmap[0].dev_bus_addr = 0; + + if (kmap_ops) { + kmap_ops[i].status = GNTST_general_error; + unmap[1].host_addr = kmap_ops[i].host_addr, + unmap[1].handle = kmap_ops[i].handle; + kmap_ops[i].handle = ~0; + if (kmap_ops[i].flags & GNTMAP_device_map) + unmap[1].dev_bus_addr = kmap_ops[i].dev_bus_addr; + else + unmap[1].dev_bus_addr = 0; } + + /* + * Pre-populate both status fields, to be recognizable in + * the log message below. + */ + unmap[0].status = 1; + unmap[1].status = 1; + + rc = HYPERVISOR_grant_table_op(GNTTABOP_unmap_grant_ref, + unmap, 1 + !!kmap_ops); + if (rc || unmap[0].status != GNTST_okay || + unmap[1].status != GNTST_okay) + pr_err_once("gnttab unmap failed: rc=%d st0=%d st1=%d\n", + rc, unmap[0].status, unmap[1].status); } out: diff --git a/arch/x86/xen/setup.c b/arch/x86/xen/setup.c index 7eab14d56369..1a3b75652fa4 100644 --- a/arch/x86/xen/setup.c +++ b/arch/x86/xen/setup.c @@ -59,18 +59,6 @@ static struct { } xen_remap_buf __initdata __aligned(PAGE_SIZE); static unsigned long xen_remap_mfn __initdata = INVALID_P2M_ENTRY; -/* - * The maximum amount of extra memory compared to the base size. The - * main scaling factor is the size of struct page. At extreme ratios - * of base:extra, all the base memory can be filled with page - * structures for the extra memory, leaving no space for anything - * else. - * - * 10x seems like a reasonable balance between scaling flexibility and - * leaving a practically usable system. - */ -#define EXTRA_MEM_RATIO (10) - static bool xen_512gb_limit __initdata = IS_ENABLED(CONFIG_XEN_512GB); static void __init xen_parse_512gb(void) @@ -790,20 +778,13 @@ char * __init xen_memory_setup(void) extra_pages += max_pages - max_pfn; /* - * Clamp the amount of extra memory to a EXTRA_MEM_RATIO - * factor the base size. On non-highmem systems, the base - * size is the full initial memory allocation; on highmem it - * is limited to the max size of lowmem, so that it doesn't - * get completely filled. + * Clamp the amount of extra memory to a XEN_EXTRA_MEM_RATIO + * factor the base size. * * Make sure we have no memory above max_pages, as this area * isn't handled by the p2m management. - * - * In principle there could be a problem in lowmem systems if - * the initial memory is also very large with respect to - * lowmem, but we won't try to deal with that here. */ - extra_pages = min3(EXTRA_MEM_RATIO * min(max_pfn, PFN_DOWN(MAXMEM)), + extra_pages = min3(XEN_EXTRA_MEM_RATIO * min(max_pfn, PFN_DOWN(MAXMEM)), extra_pages, max_pages - max_pfn); i = 0; addr = xen_e820_table.entries[0].addr; diff --git a/block/bfq-iosched.c b/block/bfq-iosched.c index 9e81d1052091..5720978e4d09 100644 --- a/block/bfq-iosched.c +++ b/block/bfq-iosched.c @@ -2937,6 +2937,7 @@ static void __bfq_set_in_service_queue(struct bfq_data *bfqd, } bfqd->in_service_queue = bfqq; + bfqd->in_serv_last_pos = 0; } /* diff --git a/block/blk-settings.c b/block/blk-settings.c index 659cdb8a07fe..c3aa7f8ee388 100644 --- a/block/blk-settings.c +++ b/block/blk-settings.c @@ -468,6 +468,14 @@ void blk_queue_io_opt(struct request_queue *q, unsigned int opt) } EXPORT_SYMBOL(blk_queue_io_opt); +static unsigned int blk_round_down_sectors(unsigned int sectors, unsigned int lbs) +{ + sectors = round_down(sectors, lbs >> SECTOR_SHIFT); + if (sectors < PAGE_SIZE >> SECTOR_SHIFT) + sectors = PAGE_SIZE >> SECTOR_SHIFT; + return sectors; +} + /** * blk_stack_limits - adjust queue_limits for stacked devices * @t: the stacking driver limits (top device) @@ -594,6 +602,10 @@ int blk_stack_limits(struct queue_limits *t, struct queue_limits *b, ret = -1; } + t->max_sectors = blk_round_down_sectors(t->max_sectors, t->logical_block_size); + t->max_hw_sectors = blk_round_down_sectors(t->max_hw_sectors, t->logical_block_size); + t->max_dev_sectors = blk_round_down_sectors(t->max_dev_sectors, t->logical_block_size); + /* Discard alignment and granularity */ if (b->discard_granularity) { alignment = queue_limit_discard_alignment(b, start); diff --git a/block/blk-zoned.c b/block/blk-zoned.c index 6817a673e5ce..4676c6f00489 100644 --- a/block/blk-zoned.c +++ b/block/blk-zoned.c @@ -318,6 +318,22 @@ int blkdev_report_zones_ioctl(struct block_device *bdev, fmode_t mode, return 0; } +static int blkdev_truncate_zone_range(struct block_device *bdev, fmode_t mode, + const struct blk_zone_range *zrange) +{ + loff_t start, end; + + if (zrange->sector + zrange->nr_sectors <= zrange->sector || + zrange->sector + zrange->nr_sectors > get_capacity(bdev->bd_disk)) + /* Out of range */ + return -EINVAL; + + start = zrange->sector << SECTOR_SHIFT; + end = ((zrange->sector + zrange->nr_sectors) << SECTOR_SHIFT) - 1; + + return truncate_bdev_range(bdev, mode, start, end); +} + /* * BLKRESETZONE, BLKOPENZONE, BLKCLOSEZONE and BLKFINISHZONE ioctl processing. * Called from blkdev_ioctl. @@ -329,6 +345,7 @@ int blkdev_zone_mgmt_ioctl(struct block_device *bdev, fmode_t mode, struct request_queue *q; struct blk_zone_range zrange; enum req_opf op; + int ret; if (!argp) return -EINVAL; @@ -352,6 +369,11 @@ int blkdev_zone_mgmt_ioctl(struct block_device *bdev, fmode_t mode, switch (cmd) { case BLKRESETZONE: op = REQ_OP_ZONE_RESET; + + /* Invalidate the page cache, including dirty pages. */ + ret = blkdev_truncate_zone_range(bdev, mode, &zrange); + if (ret) + return ret; break; case BLKOPENZONE: op = REQ_OP_ZONE_OPEN; @@ -366,8 +388,20 @@ int blkdev_zone_mgmt_ioctl(struct block_device *bdev, fmode_t mode, return -ENOTTY; } - return blkdev_zone_mgmt(bdev, op, zrange.sector, zrange.nr_sectors, - GFP_KERNEL); + ret = blkdev_zone_mgmt(bdev, op, zrange.sector, zrange.nr_sectors, + GFP_KERNEL); + + /* + * Invalidate the page cache again for zone reset: writes can only be + * direct for zoned devices so concurrent writes would not add any page + * to the page cache after/during reset. The page cache may be filled + * again due to concurrent reads though and dropping the pages for + * these is fine. + */ + if (!ret && cmd == BLKRESETZONE) + ret = blkdev_truncate_zone_range(bdev, mode, &zrange); + + return ret; } static inline unsigned long *blk_alloc_zone_bitmap(int node, diff --git a/block/bsg.c b/block/bsg.c index e9fc89634831..7dbc7eefe38c 100644 --- a/block/bsg.c +++ b/block/bsg.c @@ -158,8 +158,10 @@ static int bsg_sg_io(struct request_queue *q, fmode_t mode, void __user *uarg) return PTR_ERR(rq); ret = q->bsg_dev.ops->fill_hdr(rq, &hdr, mode); - if (ret) + if (ret) { + blk_put_request(rq); return ret; + } rq->timeout = msecs_to_jiffies(hdr.timeout); if (!rq->timeout) diff --git a/block/ioctl.c b/block/ioctl.c index 3fbc382eb926..3be4d0e2a96c 100644 --- a/block/ioctl.c +++ b/block/ioctl.c @@ -90,20 +90,27 @@ static int compat_blkpg_ioctl(struct block_device *bdev, } #endif -static int blkdev_reread_part(struct block_device *bdev) +static int blkdev_reread_part(struct block_device *bdev, fmode_t mode) { - int ret; + struct block_device *tmp; if (!disk_part_scan_enabled(bdev->bd_disk) || bdev_is_partition(bdev)) return -EINVAL; if (!capable(CAP_SYS_ADMIN)) return -EACCES; - mutex_lock(&bdev->bd_mutex); - ret = bdev_disk_changed(bdev, false); - mutex_unlock(&bdev->bd_mutex); + /* + * Reopen the device to revalidate the driver state and force a + * partition rescan. + */ + mode &= ~FMODE_EXCL; + set_bit(GD_NEED_PART_SCAN, &bdev->bd_disk->state); - return ret; + tmp = blkdev_get_by_dev(bdev->bd_dev, mode, NULL); + if (IS_ERR(tmp)) + return PTR_ERR(tmp); + blkdev_put(tmp, mode); + return 0; } static int blk_ioctl_discard(struct block_device *bdev, fmode_t mode, @@ -549,7 +556,7 @@ static int blkdev_common_ioctl(struct block_device *bdev, fmode_t mode, bdev->bd_bdi->ra_pages = (arg * 512) / PAGE_SIZE; return 0; case BLKRRPART: - return blkdev_reread_part(bdev); + return blkdev_reread_part(bdev, mode); case BLKTRACESTART: case BLKTRACESTOP: case BLKTRACETEARDOWN: diff --git a/build.config.arm b/build.config.arm index 77f8dc815e16..d944676a87e0 100644 --- a/build.config.arm +++ b/build.config.arm @@ -1,5 +1,6 @@ ARCH=arm +LLVM_IAS=1 CROSS_COMPILE=arm-linux-gnueabi- LINUX_GCC_CROSS_COMPILE_PREBUILTS_BIN=prebuilts/gas/linux-x86 diff --git a/build.config.common b/build.config.common index e4e93aa2c131..f579af1f5235 100644 --- a/build.config.common +++ b/build.config.common @@ -4,7 +4,7 @@ KMI_GENERATION=0 LLVM=1 DEPMOD=depmod DTC=dtc -CLANG_PREBUILT_BIN=prebuilts-master/clang/host/linux-x86/clang-r412851/bin +CLANG_PREBUILT_BIN=prebuilts-master/clang/host/linux-x86/clang-r416183/bin BUILDTOOLS_PREBUILT_BIN=build/build-tools/path/linux-x86 EXTRA_CMDS='' diff --git a/build.config.gki.aarch64 b/build.config.gki.aarch64 index 1e88f9a62b73..66f29b9d5c38 100644 --- a/build.config.gki.aarch64 +++ b/build.config.gki.aarch64 @@ -10,5 +10,7 @@ android/abi_gki_aarch64_qcom android/abi_gki_aarch64_virtual_device android/abi_gki_aarch64_hikey960 " - +TRIM_NONLISTED_KMI=1 +KMI_SYMBOL_LIST_STRICT_MODE=1 MODULES_ORDER=android/gki_aarch64_modules +KMI_ENFORCED=1 diff --git a/build.config.gki_kasan b/build.config.gki_kasan index ace2f87a613b..3e24544b7a7b 100644 --- a/build.config.gki_kasan +++ b/build.config.gki_kasan @@ -10,9 +10,8 @@ function update_kasan_config() { -d CONFIG_RANDOMIZE_BASE \ -d CONFIG_KASAN_OUTLINE \ --set-val CONFIG_FRAME_WARN 0 \ - -d LTO \ - -d LTO_CLANG \ - -d CFI \ + -d LTO_CLANG_THIN \ + -d LTO_CLANG_FULL \ -d CFI_PERMISSIVE \ -d CFI_CLANG \ -d SHADOW_CALL_STACK diff --git a/build.config.gki_kprobes b/build.config.gki_kprobes index d4a7e7ae9cd4..24c58d553d94 100644 --- a/build.config.gki_kprobes +++ b/build.config.gki_kprobes @@ -2,9 +2,8 @@ DEFCONFIG=gki_defconfig POST_DEFCONFIG_CMDS="check_defconfig && update_kprobes_config" function update_kprobes_config() { ${KERNEL_DIR}/scripts/config --file ${OUT_DIR}/.config \ - -d LTO \ -d LTO_CLANG_THIN \ - -d CFI \ + -d LTO_CLANG_FULL \ -d CFI_PERMISSIVE \ -d CFI_CLANG \ -e CONFIG_DYNAMIC_FTRACE \ diff --git a/certs/blacklist.c b/certs/blacklist.c index 6514f9ebc943..f1c434b04b5e 100644 --- a/certs/blacklist.c +++ b/certs/blacklist.c @@ -162,7 +162,7 @@ static int __init blacklist_init(void) KEY_USR_VIEW | KEY_USR_READ | KEY_USR_SEARCH, KEY_ALLOC_NOT_IN_QUOTA | - KEY_FLAG_KEEP, + KEY_ALLOC_SET_KEEP, NULL, NULL); if (IS_ERR(blacklist_keyring)) panic("Can't allocate system blacklist keyring\n"); diff --git a/crypto/Kconfig b/crypto/Kconfig index 37de7d006858..774adc9846fa 100644 --- a/crypto/Kconfig +++ b/crypto/Kconfig @@ -772,7 +772,7 @@ config CRYPTO_POLY1305_X86_64 config CRYPTO_POLY1305_MIPS tristate "Poly1305 authenticator algorithm (MIPS optimized)" - depends on CPU_MIPS32 || (CPU_MIPS64 && 64BIT) + depends on MIPS select CRYPTO_ARCH_HAVE_LIB_POLY1305 config CRYPTO_MD4 diff --git a/crypto/ecdh_helper.c b/crypto/ecdh_helper.c index 66fcb2ea8154..fca63b559f65 100644 --- a/crypto/ecdh_helper.c +++ b/crypto/ecdh_helper.c @@ -67,6 +67,9 @@ int crypto_ecdh_decode_key(const char *buf, unsigned int len, if (secret.type != CRYPTO_KPP_SECRET_TYPE_ECDH) return -EINVAL; + if (unlikely(len < secret.len)) + return -EINVAL; + ptr = ecdh_unpack_data(¶ms->curve_id, ptr, sizeof(params->curve_id)); ptr = ecdh_unpack_data(¶ms->key_size, ptr, sizeof(params->key_size)); if (secret.len != crypto_ecdh_key_len(params)) diff --git a/crypto/michael_mic.c b/crypto/michael_mic.c index 63350c4ad461..f4c31049601c 100644 --- a/crypto/michael_mic.c +++ b/crypto/michael_mic.c @@ -7,7 +7,7 @@ * Copyright (c) 2004 Jouni Malinen */ #include -#include +#include #include #include #include @@ -19,7 +19,7 @@ struct michael_mic_ctx { }; struct michael_mic_desc_ctx { - u8 pending[4]; + __le32 pending; size_t pending_len; u32 l, r; @@ -60,13 +60,12 @@ static int michael_update(struct shash_desc *desc, const u8 *data, unsigned int len) { struct michael_mic_desc_ctx *mctx = shash_desc_ctx(desc); - const __le32 *src; if (mctx->pending_len) { int flen = 4 - mctx->pending_len; if (flen > len) flen = len; - memcpy(&mctx->pending[mctx->pending_len], data, flen); + memcpy((u8 *)&mctx->pending + mctx->pending_len, data, flen); mctx->pending_len += flen; data += flen; len -= flen; @@ -74,23 +73,21 @@ static int michael_update(struct shash_desc *desc, const u8 *data, if (mctx->pending_len < 4) return 0; - src = (const __le32 *)mctx->pending; - mctx->l ^= le32_to_cpup(src); + mctx->l ^= le32_to_cpu(mctx->pending); michael_block(mctx->l, mctx->r); mctx->pending_len = 0; } - src = (const __le32 *)data; - while (len >= 4) { - mctx->l ^= le32_to_cpup(src++); + mctx->l ^= get_unaligned_le32(data); michael_block(mctx->l, mctx->r); + data += 4; len -= 4; } if (len > 0) { mctx->pending_len = len; - memcpy(mctx->pending, src, len); + memcpy(&mctx->pending, data, len); } return 0; @@ -100,8 +97,7 @@ static int michael_update(struct shash_desc *desc, const u8 *data, static int michael_final(struct shash_desc *desc, u8 *out) { struct michael_mic_desc_ctx *mctx = shash_desc_ctx(desc); - u8 *data = mctx->pending; - __le32 *dst = (__le32 *)out; + u8 *data = (u8 *)&mctx->pending; /* Last block and padding (0x5a, 4..7 x 0) */ switch (mctx->pending_len) { @@ -123,8 +119,8 @@ static int michael_final(struct shash_desc *desc, u8 *out) /* l ^= 0; */ michael_block(mctx->l, mctx->r); - dst[0] = cpu_to_le32(mctx->l); - dst[1] = cpu_to_le32(mctx->r); + put_unaligned_le32(mctx->l, out); + put_unaligned_le32(mctx->r, out + 4); return 0; } @@ -135,13 +131,11 @@ static int michael_setkey(struct crypto_shash *tfm, const u8 *key, { struct michael_mic_ctx *mctx = crypto_shash_ctx(tfm); - const __le32 *data = (const __le32 *)key; - if (keylen != 8) return -EINVAL; - mctx->l = le32_to_cpu(data[0]); - mctx->r = le32_to_cpu(data[1]); + mctx->l = get_unaligned_le32(key); + mctx->r = get_unaligned_le32(key + 4); return 0; } @@ -156,7 +150,6 @@ static struct shash_alg alg = { .cra_name = "michael_mic", .cra_driver_name = "michael_mic-generic", .cra_blocksize = 8, - .cra_alignmask = 3, .cra_ctxsize = sizeof(struct michael_mic_ctx), .cra_module = THIS_MODULE, } diff --git a/crypto/tcrypt.c b/crypto/tcrypt.c index eea0f453cfb6..8609174e036e 100644 --- a/crypto/tcrypt.c +++ b/crypto/tcrypt.c @@ -199,8 +199,8 @@ static int test_mb_aead_jiffies(struct test_mb_aead_data *data, int enc, goto out; } - pr_cont("%d operations in %d seconds (%ld bytes)\n", - bcount * num_mb, secs, (long)bcount * blen * num_mb); + pr_cont("%d operations in %d seconds (%llu bytes)\n", + bcount * num_mb, secs, (u64)bcount * blen * num_mb); out: kfree(rc); @@ -469,8 +469,8 @@ static int test_aead_jiffies(struct aead_request *req, int enc, return ret; } - printk("%d operations in %d seconds (%ld bytes)\n", - bcount, secs, (long)bcount * blen); + pr_cont("%d operations in %d seconds (%llu bytes)\n", + bcount, secs, (u64)bcount * blen); return 0; } @@ -760,8 +760,8 @@ static int test_mb_ahash_jiffies(struct test_mb_ahash_data *data, int blen, goto out; } - pr_cont("%d operations in %d seconds (%ld bytes)\n", - bcount * num_mb, secs, (long)bcount * blen * num_mb); + pr_cont("%d operations in %d seconds (%llu bytes)\n", + bcount * num_mb, secs, (u64)bcount * blen * num_mb); out: kfree(rc); @@ -1197,8 +1197,8 @@ static int test_mb_acipher_jiffies(struct test_mb_skcipher_data *data, int enc, goto out; } - pr_cont("%d operations in %d seconds (%ld bytes)\n", - bcount * num_mb, secs, (long)bcount * blen * num_mb); + pr_cont("%d operations in %d seconds (%llu bytes)\n", + bcount * num_mb, secs, (u64)bcount * blen * num_mb); out: kfree(rc); @@ -1435,8 +1435,8 @@ static int test_acipher_jiffies(struct skcipher_request *req, int enc, return ret; } - pr_cont("%d operations in %d seconds (%ld bytes)\n", - bcount, secs, (long)bcount * blen); + pr_cont("%d operations in %d seconds (%llu bytes)\n", + bcount, secs, (u64)bcount * blen); return 0; } diff --git a/drivers/acpi/acpi_configfs.c b/drivers/acpi/acpi_configfs.c index cf91f49101ea..3a14859dbb75 100644 --- a/drivers/acpi/acpi_configfs.c +++ b/drivers/acpi/acpi_configfs.c @@ -268,7 +268,12 @@ static int __init acpi_configfs_init(void) acpi_table_group = configfs_register_default_group(root, "table", &acpi_tables_type); - return PTR_ERR_OR_ZERO(acpi_table_group); + if (IS_ERR(acpi_table_group)) { + configfs_unregister_subsystem(&acpi_configfs); + return PTR_ERR(acpi_table_group); + } + + return 0; } module_init(acpi_configfs_init); diff --git a/drivers/acpi/acpica/acobject.h b/drivers/acpi/acpica/acobject.h index 9f0219a8cb98..dd7efafcb103 100644 --- a/drivers/acpi/acpica/acobject.h +++ b/drivers/acpi/acpica/acobject.h @@ -284,6 +284,7 @@ struct acpi_object_addr_handler { acpi_adr_space_handler handler; struct acpi_namespace_node *node; /* Parent device */ void *context; + acpi_mutex context_mutex; acpi_adr_space_setup setup; union acpi_operand_object *region_list; /* Regions using this handler */ union acpi_operand_object *next; diff --git a/drivers/acpi/acpica/evhandler.c b/drivers/acpi/acpica/evhandler.c index 5884eba047f7..3438dc187efb 100644 --- a/drivers/acpi/acpica/evhandler.c +++ b/drivers/acpi/acpica/evhandler.c @@ -489,6 +489,13 @@ acpi_ev_install_space_handler(struct acpi_namespace_node *node, /* Init handler obj */ + status = + acpi_os_create_mutex(&handler_obj->address_space.context_mutex); + if (ACPI_FAILURE(status)) { + acpi_ut_remove_reference(handler_obj); + goto unlock_and_exit; + } + handler_obj->address_space.space_id = (u8)space_id; handler_obj->address_space.handler_flags = flags; handler_obj->address_space.region_list = NULL; diff --git a/drivers/acpi/acpica/evregion.c b/drivers/acpi/acpica/evregion.c index 738d4b231f34..980efc9bd5ee 100644 --- a/drivers/acpi/acpica/evregion.c +++ b/drivers/acpi/acpica/evregion.c @@ -111,6 +111,8 @@ acpi_ev_address_space_dispatch(union acpi_operand_object *region_obj, union acpi_operand_object *region_obj2; void *region_context = NULL; struct acpi_connection_info *context; + acpi_mutex context_mutex; + u8 context_locked; acpi_physical_address address; ACPI_FUNCTION_TRACE(ev_address_space_dispatch); @@ -135,6 +137,8 @@ acpi_ev_address_space_dispatch(union acpi_operand_object *region_obj, } context = handler_desc->address_space.context; + context_mutex = handler_desc->address_space.context_mutex; + context_locked = FALSE; /* * It may be the case that the region has never been initialized. @@ -203,41 +207,6 @@ acpi_ev_address_space_dispatch(union acpi_operand_object *region_obj, handler = handler_desc->address_space.handler; address = (region_obj->region.address + region_offset); - /* - * Special handling for generic_serial_bus and general_purpose_io: - * There are three extra parameters that must be passed to the - * handler via the context: - * 1) Connection buffer, a resource template from Connection() op - * 2) Length of the above buffer - * 3) Actual access length from the access_as() op - * - * In addition, for general_purpose_io, the Address and bit_width fields - * are defined as follows: - * 1) Address is the pin number index of the field (bit offset from - * the previous Connection) - * 2) bit_width is the actual bit length of the field (number of pins) - */ - if ((region_obj->region.space_id == ACPI_ADR_SPACE_GSBUS) && - context && field_obj) { - - /* Get the Connection (resource_template) buffer */ - - context->connection = field_obj->field.resource_buffer; - context->length = field_obj->field.resource_length; - context->access_length = field_obj->field.access_length; - } - if ((region_obj->region.space_id == ACPI_ADR_SPACE_GPIO) && - context && field_obj) { - - /* Get the Connection (resource_template) buffer */ - - context->connection = field_obj->field.resource_buffer; - context->length = field_obj->field.resource_length; - context->access_length = field_obj->field.access_length; - address = field_obj->field.pin_number_index; - bit_width = field_obj->field.bit_length; - } - ACPI_DEBUG_PRINT((ACPI_DB_OPREGION, "Handler %p (@%p) Address %8.8X%8.8X [%s]\n", ®ion_obj->region.handler->address_space, handler, @@ -255,11 +224,71 @@ acpi_ev_address_space_dispatch(union acpi_operand_object *region_obj, acpi_ex_exit_interpreter(); } + /* + * Special handling for generic_serial_bus and general_purpose_io: + * There are three extra parameters that must be passed to the + * handler via the context: + * 1) Connection buffer, a resource template from Connection() op + * 2) Length of the above buffer + * 3) Actual access length from the access_as() op + * + * Since we pass these extra parameters via the context, which is + * shared between threads, we must lock the context to avoid these + * parameters being changed from another thread before the handler + * has completed running. + * + * In addition, for general_purpose_io, the Address and bit_width fields + * are defined as follows: + * 1) Address is the pin number index of the field (bit offset from + * the previous Connection) + * 2) bit_width is the actual bit length of the field (number of pins) + */ + if ((region_obj->region.space_id == ACPI_ADR_SPACE_GSBUS) && + context && field_obj) { + + status = + acpi_os_acquire_mutex(context_mutex, ACPI_WAIT_FOREVER); + if (ACPI_FAILURE(status)) { + goto re_enter_interpreter; + } + + context_locked = TRUE; + + /* Get the Connection (resource_template) buffer */ + + context->connection = field_obj->field.resource_buffer; + context->length = field_obj->field.resource_length; + context->access_length = field_obj->field.access_length; + } + if ((region_obj->region.space_id == ACPI_ADR_SPACE_GPIO) && + context && field_obj) { + + status = + acpi_os_acquire_mutex(context_mutex, ACPI_WAIT_FOREVER); + if (ACPI_FAILURE(status)) { + goto re_enter_interpreter; + } + + context_locked = TRUE; + + /* Get the Connection (resource_template) buffer */ + + context->connection = field_obj->field.resource_buffer; + context->length = field_obj->field.resource_length; + context->access_length = field_obj->field.access_length; + address = field_obj->field.pin_number_index; + bit_width = field_obj->field.bit_length; + } + /* Call the handler */ status = handler(function, address, bit_width, value, context, region_obj2->extra.region_context); + if (context_locked) { + acpi_os_release_mutex(context_mutex); + } + if (ACPI_FAILURE(status)) { ACPI_EXCEPTION((AE_INFO, status, "Returned by Handler for [%s]", acpi_ut_get_region_name(region_obj->region. @@ -276,6 +305,7 @@ acpi_ev_address_space_dispatch(union acpi_operand_object *region_obj, } } +re_enter_interpreter: if (!(handler_desc->address_space.handler_flags & ACPI_ADDR_HANDLER_DEFAULT_INSTALLED)) { /* diff --git a/drivers/acpi/acpica/evxfregn.c b/drivers/acpi/acpica/evxfregn.c index da97fd0c6b51..3bb06f17a18b 100644 --- a/drivers/acpi/acpica/evxfregn.c +++ b/drivers/acpi/acpica/evxfregn.c @@ -201,6 +201,8 @@ acpi_remove_address_space_handler(acpi_handle device, /* Now we can delete the handler object */ + acpi_os_release_mutex(handler_obj->address_space. + context_mutex); acpi_ut_remove_reference(handler_obj); goto unlock_and_exit; } diff --git a/drivers/acpi/arm64/iort.c b/drivers/acpi/arm64/iort.c index 94f34109695c..2494138a6905 100644 --- a/drivers/acpi/arm64/iort.c +++ b/drivers/acpi/arm64/iort.c @@ -1730,3 +1730,58 @@ void __init acpi_iort_init(void) iort_init_platform_devices(); } + +#ifdef CONFIG_ZONE_DMA +/* + * Extract the highest CPU physical address accessible to all DMA masters in + * the system. PHYS_ADDR_MAX is returned when no constrained device is found. + */ +phys_addr_t __init acpi_iort_dma_get_max_cpu_address(void) +{ + phys_addr_t limit = PHYS_ADDR_MAX; + struct acpi_iort_node *node, *end; + struct acpi_table_iort *iort; + acpi_status status; + int i; + + if (acpi_disabled) + return limit; + + status = acpi_get_table(ACPI_SIG_IORT, 0, + (struct acpi_table_header **)&iort); + if (ACPI_FAILURE(status)) + return limit; + + node = ACPI_ADD_PTR(struct acpi_iort_node, iort, iort->node_offset); + end = ACPI_ADD_PTR(struct acpi_iort_node, iort, iort->header.length); + + for (i = 0; i < iort->node_count; i++) { + if (node >= end) + break; + + switch (node->type) { + struct acpi_iort_named_component *ncomp; + struct acpi_iort_root_complex *rc; + phys_addr_t local_limit; + + case ACPI_IORT_NODE_NAMED_COMPONENT: + ncomp = (struct acpi_iort_named_component *)node->node_data; + local_limit = DMA_BIT_MASK(ncomp->memory_address_limit); + limit = min_not_zero(limit, local_limit); + break; + + case ACPI_IORT_NODE_PCI_ROOT_COMPLEX: + if (node->revision < 1) + break; + + rc = (struct acpi_iort_root_complex *)node->node_data; + local_limit = DMA_BIT_MASK(rc->memory_address_limit); + limit = min_not_zero(limit, local_limit); + break; + } + node = ACPI_ADD_PTR(struct acpi_iort_node, node, node->length); + } + acpi_put_table(&iort->header); + return limit; +} +#endif diff --git a/drivers/acpi/property.c b/drivers/acpi/property.c index 24e87b630573..16b28084c1ca 100644 --- a/drivers/acpi/property.c +++ b/drivers/acpi/property.c @@ -787,9 +787,6 @@ static int acpi_data_prop_read_single(const struct acpi_device_data *data, const union acpi_object *obj; int ret; - if (!val) - return -EINVAL; - if (proptype >= DEV_PROP_U8 && proptype <= DEV_PROP_U64) { ret = acpi_data_get_property(data, propname, ACPI_TYPE_INTEGER, &obj); if (ret) @@ -799,28 +796,43 @@ static int acpi_data_prop_read_single(const struct acpi_device_data *data, case DEV_PROP_U8: if (obj->integer.value > U8_MAX) return -EOVERFLOW; - *(u8 *)val = obj->integer.value; + + if (val) + *(u8 *)val = obj->integer.value; + break; case DEV_PROP_U16: if (obj->integer.value > U16_MAX) return -EOVERFLOW; - *(u16 *)val = obj->integer.value; + + if (val) + *(u16 *)val = obj->integer.value; + break; case DEV_PROP_U32: if (obj->integer.value > U32_MAX) return -EOVERFLOW; - *(u32 *)val = obj->integer.value; + + if (val) + *(u32 *)val = obj->integer.value; + break; default: - *(u64 *)val = obj->integer.value; + if (val) + *(u64 *)val = obj->integer.value; + break; } + + if (!val) + return 1; } else if (proptype == DEV_PROP_STRING) { ret = acpi_data_get_property(data, propname, ACPI_TYPE_STRING, &obj); if (ret) return ret; - *(char **)val = obj->string.pointer; + if (val) + *(char **)val = obj->string.pointer; return 1; } else { @@ -834,7 +846,7 @@ int acpi_dev_prop_read_single(struct acpi_device *adev, const char *propname, { int ret; - if (!adev) + if (!adev || !val) return -EINVAL; ret = acpi_data_prop_read_single(&adev->data, propname, proptype, val); @@ -928,10 +940,20 @@ static int acpi_data_prop_read(const struct acpi_device_data *data, const union acpi_object *items; int ret; - if (val && nval == 1) { + if (nval == 1 || !val) { ret = acpi_data_prop_read_single(data, propname, proptype, val); - if (ret >= 0) + /* + * The overflow error means that the property is there and it is + * single-value, but its type does not match, so return. + */ + if (ret >= 0 || ret == -EOVERFLOW) return ret; + + /* + * Reading this property as a single-value one failed, but its + * value may still be represented as one-element array, so + * continue. + */ } ret = acpi_data_get_property_array(data, propname, ACPI_TYPE_ANY, &obj); diff --git a/drivers/acpi/video_detect.c b/drivers/acpi/video_detect.c index 4f5463b2a217..811d298637cb 100644 --- a/drivers/acpi/video_detect.c +++ b/drivers/acpi/video_detect.c @@ -140,6 +140,13 @@ static const struct dmi_system_id video_detect_dmi_table[] = { }, { .callback = video_detect_force_vendor, + .ident = "GIGABYTE GB-BXBT-2807", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"), + DMI_MATCH(DMI_PRODUCT_NAME, "GB-BXBT-2807"), + }, + }, + { .ident = "Sony VPCEH3U1E", .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"), diff --git a/drivers/amba/bus.c b/drivers/amba/bus.c index 1b07d529ea4f..0c0462e13ef9 100644 --- a/drivers/amba/bus.c +++ b/drivers/amba/bus.c @@ -301,7 +301,8 @@ static int amba_remove(struct device *dev) struct amba_driver *drv = to_amba_driver(dev->driver); pm_runtime_get_sync(dev); - drv->remove(pcdev); + if (drv->remove) + drv->remove(pcdev); pm_runtime_put_noidle(dev); /* Undo the runtime PM settings in amba_probe() */ @@ -318,7 +319,9 @@ static int amba_remove(struct device *dev) static void amba_shutdown(struct device *dev) { struct amba_driver *drv = to_amba_driver(dev->driver); - drv->shutdown(to_amba_device(dev)); + + if (drv->shutdown) + drv->shutdown(to_amba_device(dev)); } /** @@ -331,12 +334,13 @@ static void amba_shutdown(struct device *dev) */ int amba_driver_register(struct amba_driver *drv) { - drv->drv.bus = &amba_bustype; + if (!drv->probe) + return -EINVAL; -#define SETFN(fn) if (drv->fn) drv->drv.fn = amba_##fn - SETFN(probe); - SETFN(remove); - SETFN(shutdown); + drv->drv.bus = &amba_bustype; + drv->drv.probe = amba_probe; + drv->drv.remove = amba_remove; + drv->drv.shutdown = amba_shutdown; return driver_register(&drv->drv); } diff --git a/drivers/android/binder.c b/drivers/android/binder.c index 60025707de60..b3a87a1eae3d 100644 --- a/drivers/android/binder.c +++ b/drivers/android/binder.c @@ -70,11 +70,9 @@ #include #include -#include #include -#include "binder_alloc.h" #include "binder_internal.h" #include "binder_trace.h" #include @@ -163,24 +161,6 @@ module_param_call(stop_on_user_error, binder_set_stop_on_user_error, #define to_binder_fd_array_object(hdr) \ container_of(hdr, struct binder_fd_array_object, hdr) -enum binder_stat_types { - BINDER_STAT_PROC, - BINDER_STAT_THREAD, - BINDER_STAT_NODE, - BINDER_STAT_REF, - BINDER_STAT_DEATH, - BINDER_STAT_TRANSACTION, - BINDER_STAT_TRANSACTION_COMPLETE, - BINDER_STAT_COUNT -}; - -struct binder_stats { - atomic_t br[_IOC_NR(BR_FAILED_REPLY) + 1]; - atomic_t bc[_IOC_NR(BC_REPLY_SG) + 1]; - atomic_t obj_created[BINDER_STAT_COUNT]; - atomic_t obj_deleted[BINDER_STAT_COUNT]; -}; - static struct binder_stats binder_stats; static inline void binder_stats_deleted(enum binder_stat_types type) @@ -216,299 +196,11 @@ static struct binder_transaction_log_entry *binder_transaction_log_add( return e; } -/** - * struct binder_work - work enqueued on a worklist - * @entry: node enqueued on list - * @type: type of work to be performed - * - * There are separate work lists for proc, thread, and node (async). - */ -struct binder_work { - struct list_head entry; - - enum binder_work_type { - BINDER_WORK_TRANSACTION = 1, - BINDER_WORK_TRANSACTION_COMPLETE, - BINDER_WORK_RETURN_ERROR, - BINDER_WORK_NODE, - BINDER_WORK_DEAD_BINDER, - BINDER_WORK_DEAD_BINDER_AND_CLEAR, - BINDER_WORK_CLEAR_DEATH_NOTIFICATION, - } type; -}; - -struct binder_error { - struct binder_work work; - uint32_t cmd; -}; - -/** - * struct binder_node - binder node bookkeeping - * @debug_id: unique ID for debugging - * (invariant after initialized) - * @lock: lock for node fields - * @work: worklist element for node work - * (protected by @proc->inner_lock) - * @rb_node: element for proc->nodes tree - * (protected by @proc->inner_lock) - * @dead_node: element for binder_dead_nodes list - * (protected by binder_dead_nodes_lock) - * @proc: binder_proc that owns this node - * (invariant after initialized) - * @refs: list of references on this node - * (protected by @lock) - * @internal_strong_refs: used to take strong references when - * initiating a transaction - * (protected by @proc->inner_lock if @proc - * and by @lock) - * @local_weak_refs: weak user refs from local process - * (protected by @proc->inner_lock if @proc - * and by @lock) - * @local_strong_refs: strong user refs from local process - * (protected by @proc->inner_lock if @proc - * and by @lock) - * @tmp_refs: temporary kernel refs - * (protected by @proc->inner_lock while @proc - * is valid, and by binder_dead_nodes_lock - * if @proc is NULL. During inc/dec and node release - * it is also protected by @lock to provide safety - * as the node dies and @proc becomes NULL) - * @ptr: userspace pointer for node - * (invariant, no lock needed) - * @cookie: userspace cookie for node - * (invariant, no lock needed) - * @has_strong_ref: userspace notified of strong ref - * (protected by @proc->inner_lock if @proc - * and by @lock) - * @pending_strong_ref: userspace has acked notification of strong ref - * (protected by @proc->inner_lock if @proc - * and by @lock) - * @has_weak_ref: userspace notified of weak ref - * (protected by @proc->inner_lock if @proc - * and by @lock) - * @pending_weak_ref: userspace has acked notification of weak ref - * (protected by @proc->inner_lock if @proc - * and by @lock) - * @has_async_transaction: async transaction to node in progress - * (protected by @lock) - * @sched_policy: minimum scheduling policy for node - * (invariant after initialized) - * @accept_fds: file descriptor operations supported for node - * (invariant after initialized) - * @min_priority: minimum scheduling priority - * (invariant after initialized) - * @inherit_rt: inherit RT scheduling policy from caller - * @txn_security_ctx: require sender's security context - * (invariant after initialized) - * @async_todo: list of async work items - * (protected by @proc->inner_lock) - * - * Bookkeeping structure for binder nodes. - */ -struct binder_node { - int debug_id; - spinlock_t lock; - struct binder_work work; - union { - struct rb_node rb_node; - struct hlist_node dead_node; - }; - struct binder_proc *proc; - struct hlist_head refs; - int internal_strong_refs; - int local_weak_refs; - int local_strong_refs; - int tmp_refs; - binder_uintptr_t ptr; - binder_uintptr_t cookie; - struct { - /* - * bitfield elements protected by - * proc inner_lock - */ - u8 has_strong_ref:1; - u8 pending_strong_ref:1; - u8 has_weak_ref:1; - u8 pending_weak_ref:1; - }; - struct { - /* - * invariant after initialization - */ - u8 sched_policy:2; - u8 inherit_rt:1; - u8 accept_fds:1; - u8 txn_security_ctx:1; - u8 min_priority; - }; - bool has_async_transaction; - struct list_head async_todo; -}; - -struct binder_ref_death { - /** - * @work: worklist element for death notifications - * (protected by inner_lock of the proc that - * this ref belongs to) - */ - struct binder_work work; - binder_uintptr_t cookie; -}; - -/** - * struct binder_ref_data - binder_ref counts and id - * @debug_id: unique ID for the ref - * @desc: unique userspace handle for ref - * @strong: strong ref count (debugging only if not locked) - * @weak: weak ref count (debugging only if not locked) - * - * Structure to hold ref count and ref id information. Since - * the actual ref can only be accessed with a lock, this structure - * is used to return information about the ref to callers of - * ref inc/dec functions. - */ -struct binder_ref_data { - int debug_id; - uint32_t desc; - int strong; - int weak; -}; - -/** - * struct binder_ref - struct to track references on nodes - * @data: binder_ref_data containing id, handle, and current refcounts - * @rb_node_desc: node for lookup by @data.desc in proc's rb_tree - * @rb_node_node: node for lookup by @node in proc's rb_tree - * @node_entry: list entry for node->refs list in target node - * (protected by @node->lock) - * @proc: binder_proc containing ref - * @node: binder_node of target node. When cleaning up a - * ref for deletion in binder_cleanup_ref, a non-NULL - * @node indicates the node must be freed - * @death: pointer to death notification (ref_death) if requested - * (protected by @node->lock) - * - * Structure to track references from procA to target node (on procB). This - * structure is unsafe to access without holding @proc->outer_lock. - */ -struct binder_ref { - /* Lookups needed: */ - /* node + proc => ref (transaction) */ - /* desc + proc => ref (transaction, inc/dec ref) */ - /* node => refs + procs (proc exit) */ - struct binder_ref_data data; - struct rb_node rb_node_desc; - struct rb_node rb_node_node; - struct hlist_node node_entry; - struct binder_proc *proc; - struct binder_node *node; - struct binder_ref_death *death; -}; - enum binder_deferred_state { BINDER_DEFERRED_FLUSH = 0x01, BINDER_DEFERRED_RELEASE = 0x02, }; -/** - * struct binder_priority - scheduler policy and priority - * @sched_policy scheduler policy - * @prio [100..139] for SCHED_NORMAL, [0..99] for FIFO/RT - * - * The binder driver supports inheriting the following scheduler policies: - * SCHED_NORMAL - * SCHED_BATCH - * SCHED_FIFO - * SCHED_RR - */ -struct binder_priority { - unsigned int sched_policy; - int prio; -}; - -/** - * struct binder_proc - binder process bookkeeping - * @proc_node: element for binder_procs list - * @threads: rbtree of binder_threads in this proc - * (protected by @inner_lock) - * @nodes: rbtree of binder nodes associated with - * this proc ordered by node->ptr - * (protected by @inner_lock) - * @refs_by_desc: rbtree of refs ordered by ref->desc - * (protected by @outer_lock) - * @refs_by_node: rbtree of refs ordered by ref->node - * (protected by @outer_lock) - * @waiting_threads: threads currently waiting for proc work - * (protected by @inner_lock) - * @pid PID of group_leader of process - * (invariant after initialized) - * @tsk task_struct for group_leader of process - * (invariant after initialized) - * @deferred_work_node: element for binder_deferred_list - * (protected by binder_deferred_lock) - * @deferred_work: bitmap of deferred work to perform - * (protected by binder_deferred_lock) - * @is_dead: process is dead and awaiting free - * when outstanding transactions are cleaned up - * (protected by @inner_lock) - * @todo: list of work for this process - * (protected by @inner_lock) - * @stats: per-process binder statistics - * (atomics, no lock needed) - * @delivered_death: list of delivered death notification - * (protected by @inner_lock) - * @max_threads: cap on number of binder threads - * (protected by @inner_lock) - * @requested_threads: number of binder threads requested but not - * yet started. In current implementation, can - * only be 0 or 1. - * (protected by @inner_lock) - * @requested_threads_started: number binder threads started - * (protected by @inner_lock) - * @tmp_ref: temporary reference to indicate proc is in use - * (protected by @inner_lock) - * @default_priority: default scheduler priority - * (invariant after initialized) - * @debugfs_entry: debugfs node - * @alloc: binder allocator bookkeeping - * @context: binder_context for this proc - * (invariant after initialized) - * @inner_lock: can nest under outer_lock and/or node lock - * @outer_lock: no nesting under innor or node lock - * Lock order: 1) outer, 2) node, 3) inner - * @binderfs_entry: process-specific binderfs log file - * - * Bookkeeping structure for binder processes - */ -struct binder_proc { - struct hlist_node proc_node; - struct rb_root threads; - struct rb_root nodes; - struct rb_root refs_by_desc; - struct rb_root refs_by_node; - struct list_head waiting_threads; - int pid; - struct task_struct *tsk; - struct hlist_node deferred_work_node; - int deferred_work; - bool is_dead; - - struct list_head todo; - struct binder_stats stats; - struct list_head delivered_death; - int max_threads; - int requested_threads; - int requested_threads_started; - int tmp_ref; - struct binder_priority default_priority; - struct dentry *debugfs_entry; - struct binder_alloc alloc; - struct binder_context *context; - spinlock_t inner_lock; - spinlock_t outer_lock; - struct dentry *binderfs_entry; -}; - enum { BINDER_LOOPER_STATE_REGISTERED = 0x01, BINDER_LOOPER_STATE_ENTERED = 0x02, @@ -518,129 +210,6 @@ enum { BINDER_LOOPER_STATE_POLL = 0x20, }; -/** - * struct binder_thread - binder thread bookkeeping - * @proc: binder process for this thread - * (invariant after initialization) - * @rb_node: element for proc->threads rbtree - * (protected by @proc->inner_lock) - * @waiting_thread_node: element for @proc->waiting_threads list - * (protected by @proc->inner_lock) - * @pid: PID for this thread - * (invariant after initialization) - * @looper: bitmap of looping state - * (only accessed by this thread) - * @looper_needs_return: looping thread needs to exit driver - * (no lock needed) - * @transaction_stack: stack of in-progress transactions for this thread - * (protected by @proc->inner_lock) - * @todo: list of work to do for this thread - * (protected by @proc->inner_lock) - * @process_todo: whether work in @todo should be processed - * (protected by @proc->inner_lock) - * @return_error: transaction errors reported by this thread - * (only accessed by this thread) - * @reply_error: transaction errors reported by target thread - * (protected by @proc->inner_lock) - * @wait: wait queue for thread work - * @stats: per-thread statistics - * (atomics, no lock needed) - * @tmp_ref: temporary reference to indicate thread is in use - * (atomic since @proc->inner_lock cannot - * always be acquired) - * @is_dead: thread is dead and awaiting free - * when outstanding transactions are cleaned up - * (protected by @proc->inner_lock) - * @task: struct task_struct for this thread - * - * Bookkeeping structure for binder threads. - */ -struct binder_thread { - struct binder_proc *proc; - struct rb_node rb_node; - struct list_head waiting_thread_node; - int pid; - int looper; /* only modified by this thread */ - bool looper_need_return; /* can be written by other thread */ - struct binder_transaction *transaction_stack; - struct list_head todo; - bool process_todo; - struct binder_error return_error; - struct binder_error reply_error; - wait_queue_head_t wait; - struct binder_stats stats; - atomic_t tmp_ref; - bool is_dead; - struct task_struct *task; -}; - -/** - * struct binder_txn_fd_fixup - transaction fd fixup list element - * @fixup_entry: list entry - * @file: struct file to be associated with new fd - * @offset: offset in buffer data to this fixup - * - * List element for fd fixups in a transaction. Since file - * descriptors need to be allocated in the context of the - * target process, we pass each fd to be processed in this - * struct. - */ -struct binder_txn_fd_fixup { - struct list_head fixup_entry; - struct file *file; - size_t offset; -}; - -struct binder_transaction { - int debug_id; - struct binder_work work; - struct binder_thread *from; - struct binder_transaction *from_parent; - struct binder_proc *to_proc; - struct binder_thread *to_thread; - struct binder_transaction *to_parent; - unsigned need_reply:1; - /* unsigned is_dead:1; */ /* not used at the moment */ - - struct binder_buffer *buffer; - unsigned int code; - unsigned int flags; - struct binder_priority priority; - struct binder_priority saved_priority; - bool set_priority_called; - kuid_t sender_euid; - struct list_head fd_fixups; - binder_uintptr_t security_ctx; - /** - * @lock: protects @from, @to_proc, and @to_thread - * - * @from, @to_proc, and @to_thread can be set to NULL - * during thread teardown - */ - spinlock_t lock; - ANDROID_VENDOR_DATA(1); -}; - -/** - * struct binder_object - union of flat binder object types - * @hdr: generic object header - * @fbo: binder object (nodes and refs) - * @fdo: file descriptor object - * @bbo: binder buffer pointer - * @fdao: file descriptor array - * - * Used for type-independent object copies - */ -struct binder_object { - union { - struct binder_object_header hdr; - struct flat_binder_object fbo; - struct binder_fd_object fdo; - struct binder_buffer_object bbo; - struct binder_fd_array_object fdao; - }; -}; - /** * binder_proc_lock() - Acquire outer lock for given binder_proc * @proc: struct binder_proc to acquire @@ -957,7 +526,7 @@ static void binder_wakeup_poll_threads_ilocked(struct binder_proc *proc, thread = rb_entry(n, struct binder_thread, rb_node); if (thread->looper & BINDER_LOOPER_STATE_POLL && binder_available_for_proc_work_ilocked(thread)) { - trace_android_vh_binder_wakeup_ilocked(thread->task); + trace_android_vh_binder_wakeup_ilocked(thread->task, sync, proc); if (sync) wake_up_interruptible_sync(&thread->wait); else @@ -1017,7 +586,7 @@ static void binder_wakeup_thread_ilocked(struct binder_proc *proc, assert_spin_locked(&proc->inner_lock); if (thread) { - trace_android_vh_binder_wakeup_ilocked(thread->task); + trace_android_vh_binder_wakeup_ilocked(thread->task, sync, proc); if (sync) wake_up_interruptible_sync(&thread->wait); else @@ -2057,6 +1626,12 @@ static void binder_free_transaction(struct binder_transaction *t) if (target_proc) { binder_inner_proc_lock(target_proc); + target_proc->outstanding_txns--; + if (target_proc->outstanding_txns < 0) + pr_warn("%s: Unexpected outstanding_txns %d\n", + __func__, target_proc->outstanding_txns); + if (!target_proc->outstanding_txns && target_proc->is_frozen) + wake_up_interruptible_all(&target_proc->freeze_wait); if (t->buffer) t->buffer->transaction = NULL; binder_inner_proc_unlock(target_proc); @@ -2880,10 +2455,11 @@ static int binder_fixup_parent(struct binder_transaction *t, * If the @thread parameter is not NULL, the transaction is always queued * to the waitlist of that specific thread. * - * Return: true if the transactions was successfully queued - * false if the target process or thread is dead + * Return: 0 if the transaction was successfully queued + * BR_DEAD_REPLY if the target process or thread is dead + * BR_FROZEN_REPLY if the target process or thread is frozen */ -static bool binder_proc_transaction(struct binder_transaction *t, +static int binder_proc_transaction(struct binder_transaction *t, struct binder_proc *proc, struct binder_thread *thread) { @@ -2906,11 +2482,16 @@ static bool binder_proc_transaction(struct binder_transaction *t, } binder_inner_proc_lock(proc); + if (proc->is_frozen) { + proc->sync_recv |= !oneway; + proc->async_recv |= oneway; + } - if (proc->is_dead || (thread && thread->is_dead)) { + if ((proc->is_frozen && !oneway) || proc->is_dead || + (thread && thread->is_dead)) { binder_inner_proc_unlock(proc); binder_node_unlock(node); - return false; + return proc->is_frozen ? BR_FROZEN_REPLY : BR_DEAD_REPLY; } if (!thread && !pending_async) @@ -2929,10 +2510,11 @@ static bool binder_proc_transaction(struct binder_transaction *t, if (!pending_async) binder_wakeup_thread_ilocked(proc, thread, !oneway /* sync */); + proc->outstanding_txns++; binder_inner_proc_unlock(proc); binder_node_unlock(node); - return true; + return 0; } /** @@ -3070,6 +2652,7 @@ static void binder_transaction(struct binder_proc *proc, target_proc = target_thread->proc; target_proc->tmp_ref++; binder_inner_proc_unlock(target_thread->proc); + trace_android_vh_binder_reply(target_proc, proc, thread, tr); } else { if (tr->target.handle) { struct binder_ref *ref; @@ -3122,6 +2705,7 @@ static void binder_transaction(struct binder_proc *proc, goto err_dead_binder; } e->to_node = target_node->debug_id; + trace_android_vh_binder_trans(target_proc, proc, thread, tr); if (security_binder_transaction(proc->tsk, target_proc->tsk) < 0) { return_error = BR_FAILED_REPLY; @@ -3571,13 +3155,16 @@ static void binder_transaction(struct binder_proc *proc, if (reply) { binder_enqueue_thread_work(thread, tcomplete); binder_inner_proc_lock(target_proc); - if (target_thread->is_dead) { + if (target_thread->is_dead || target_proc->is_frozen) { + return_error = target_thread->is_dead ? + BR_DEAD_REPLY : BR_FROZEN_REPLY; binder_inner_proc_unlock(target_proc); goto err_dead_proc_or_thread; } BUG_ON(t->buffer->async_transaction != 0); binder_pop_transaction_ilocked(target_thread, in_reply_to); binder_enqueue_thread_work_ilocked(target_thread, &t->work); + target_proc->outstanding_txns++; binder_inner_proc_unlock(target_proc); wake_up_interruptible_sync(&target_thread->wait); trace_android_vh_binder_restore_priority(in_reply_to, current); @@ -3598,7 +3185,9 @@ static void binder_transaction(struct binder_proc *proc, t->from_parent = thread->transaction_stack; thread->transaction_stack = t; binder_inner_proc_unlock(proc); - if (!binder_proc_transaction(t, target_proc, target_thread)) { + return_error = binder_proc_transaction(t, + target_proc, target_thread); + if (return_error) { binder_inner_proc_lock(proc); binder_pop_transaction_ilocked(thread, t); binder_inner_proc_unlock(proc); @@ -3608,7 +3197,8 @@ static void binder_transaction(struct binder_proc *proc, BUG_ON(target_node == NULL); BUG_ON(t->buffer->async_transaction != 1); binder_enqueue_thread_work(thread, tcomplete); - if (!binder_proc_transaction(t, target_proc, NULL)) + return_error = binder_proc_transaction(t, target_proc, NULL); + if (return_error) goto err_dead_proc_or_thread; } if (target_thread) @@ -3625,7 +3215,6 @@ static void binder_transaction(struct binder_proc *proc, return; err_dead_proc_or_thread: - return_error = BR_DEAD_REPLY; return_error_line = __LINE__; binder_dequeue_work(proc, tcomplete); err_translate_failed: @@ -4243,12 +3832,13 @@ static int binder_wait_for_work(struct binder_thread *thread, if (do_proc_work) list_add(&thread->waiting_thread_node, &proc->waiting_threads); + trace_android_vh_binder_wait_for_work(do_proc_work, thread, proc); binder_inner_proc_unlock(proc); schedule(); binder_inner_proc_lock(proc); list_del_init(&thread->waiting_thread_node); if (signal_pending(current)) { - ret = -ERESTARTSYS; + ret = -EINTR; break; } } @@ -4608,6 +4198,7 @@ retry: trd->sender_pid = task_tgid_nr_ns(sender, task_active_pid_ns(current)); + trace_android_vh_sync_txn_recvd(thread->task, t_from->task); } else { trd->sender_pid = 0; } @@ -4851,6 +4442,9 @@ static void binder_free_proc(struct binder_proc *proc) BUG_ON(!list_empty(&proc->todo)); BUG_ON(!list_empty(&proc->delivered_death)); + if (proc->outstanding_txns) + pr_warn("%s: Unexpected outstanding_txns %d\n", + __func__, proc->outstanding_txns); device = container_of(proc->context, struct binder_device, context); if (refcount_dec_and_test(&device->ref)) { kfree(proc->context->name); @@ -4913,6 +4507,7 @@ static int binder_thread_release(struct binder_proc *proc, (t->to_thread == thread) ? "in" : "out"); if (t->to_thread == thread) { + thread->proc->outstanding_txns--; t->to_proc = NULL; t->to_thread = NULL; if (t->buffer) { @@ -5163,6 +4758,76 @@ static int binder_ioctl_get_node_debug_info(struct binder_proc *proc, return 0; } +static int binder_ioctl_freeze(struct binder_freeze_info *info, + struct binder_proc *target_proc) +{ + int ret = 0; + + if (!info->enable) { + binder_inner_proc_lock(target_proc); + target_proc->sync_recv = false; + target_proc->async_recv = false; + target_proc->is_frozen = false; + binder_inner_proc_unlock(target_proc); + return 0; + } + + /* + * Freezing the target. Prevent new transactions by + * setting frozen state. If timeout specified, wait + * for transactions to drain. + */ + binder_inner_proc_lock(target_proc); + target_proc->sync_recv = false; + target_proc->async_recv = false; + target_proc->is_frozen = true; + binder_inner_proc_unlock(target_proc); + + if (info->timeout_ms > 0) + ret = wait_event_interruptible_timeout( + target_proc->freeze_wait, + (!target_proc->outstanding_txns), + msecs_to_jiffies(info->timeout_ms)); + + if (!ret && target_proc->outstanding_txns) + ret = -EAGAIN; + + if (ret < 0) { + binder_inner_proc_lock(target_proc); + target_proc->is_frozen = false; + binder_inner_proc_unlock(target_proc); + } + + return ret; +} + +static int binder_ioctl_get_freezer_info( + struct binder_frozen_status_info *info) +{ + struct binder_proc *target_proc; + bool found = false; + + info->sync_recv = 0; + info->async_recv = 0; + + mutex_lock(&binder_procs_lock); + hlist_for_each_entry(target_proc, &binder_procs, proc_node) { + if (target_proc->pid == info->pid) { + found = true; + binder_inner_proc_lock(target_proc); + info->sync_recv |= target_proc->sync_recv; + info->async_recv |= target_proc->async_recv; + binder_inner_proc_unlock(target_proc); + } + } + mutex_unlock(&binder_procs_lock); + + if (!found) + return -EINVAL; + + return 0; +} + static long binder_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) { int ret; @@ -5281,6 +4946,84 @@ static long binder_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) } break; } + case BINDER_FREEZE: { + struct binder_freeze_info info; + struct binder_proc **target_procs = NULL, *target_proc; + int target_procs_count = 0, i = 0; + + ret = 0; + + if (copy_from_user(&info, ubuf, sizeof(info))) { + ret = -EFAULT; + goto err; + } + + mutex_lock(&binder_procs_lock); + hlist_for_each_entry(target_proc, &binder_procs, proc_node) { + if (target_proc->pid == info.pid) + target_procs_count++; + } + + if (target_procs_count == 0) { + mutex_unlock(&binder_procs_lock); + ret = -EINVAL; + goto err; + } + + target_procs = kcalloc(target_procs_count, + sizeof(struct binder_proc *), + GFP_KERNEL); + + if (!target_procs) { + mutex_unlock(&binder_procs_lock); + ret = -ENOMEM; + goto err; + } + + hlist_for_each_entry(target_proc, &binder_procs, proc_node) { + if (target_proc->pid != info.pid) + continue; + + binder_inner_proc_lock(target_proc); + target_proc->tmp_ref++; + binder_inner_proc_unlock(target_proc); + + target_procs[i++] = target_proc; + } + mutex_unlock(&binder_procs_lock); + + for (i = 0; i < target_procs_count; i++) { + if (ret >= 0) + ret = binder_ioctl_freeze(&info, + target_procs[i]); + + binder_proc_dec_tmpref(target_procs[i]); + } + + kfree(target_procs); + + if (ret < 0) + goto err; + break; + } + case BINDER_GET_FROZEN_INFO: { + struct binder_frozen_status_info info; + + if (copy_from_user(&info, ubuf, sizeof(info))) { + ret = -EFAULT; + goto err; + } + + ret = binder_ioctl_get_freezer_info(&info); + if (ret < 0) + goto err; + + if (copy_to_user(ubuf, &info, sizeof(info))) { + ret = -EFAULT; + goto err; + } + break; + } default: ret = -EINVAL; goto err; @@ -5290,7 +5033,7 @@ err: if (thread) thread->looper_need_return = false; wait_event_interruptible(binder_user_error_wait, binder_stop_on_user_error < 2); - if (ret && ret != -ERESTARTSYS) + if (ret && ret != -EINTR) pr_info("%d:%d ioctl %x %lx returned %d\n", proc->pid, current->pid, cmd, arg, ret); err_unlocked: trace_binder_ioctl_done(ret); @@ -5377,6 +5120,7 @@ static int binder_open(struct inode *nodp, struct file *filp) get_task_struct(current->group_leader); proc->tsk = current->group_leader; INIT_LIST_HEAD(&proc->todo); + init_waitqueue_head(&proc->freeze_wait); if (binder_supported_policy(current->policy)) { proc->default_priority.sched_policy = current->policy; proc->default_priority.prio = current->normal_prio; @@ -5413,7 +5157,7 @@ static int binder_open(struct inode *nodp, struct file *filp) } hlist_add_head(&proc->proc_node, &binder_procs); mutex_unlock(&binder_procs_lock); - + trace_android_vh_binder_preset(&binder_procs, &binder_procs_lock); if (binder_debugfs_dir_entry_proc && !existing_pid) { char strbuf[11]; @@ -5596,6 +5340,9 @@ static void binder_deferred_release(struct binder_proc *proc) proc->tmp_ref++; proc->is_dead = true; + proc->is_frozen = false; + proc->sync_recv = false; + proc->async_recv = false; threads = 0; active_transactions = 0; while ((n = rb_first(&proc->threads))) { diff --git a/drivers/android/binder_alloc.c b/drivers/android/binder_alloc.c index 7caf74ad2405..5dc959013ea2 100644 --- a/drivers/android/binder_alloc.c +++ b/drivers/android/binder_alloc.c @@ -25,6 +25,7 @@ #include #include "binder_alloc.h" #include "binder_trace.h" +#include struct list_lru binder_alloc_lru; @@ -415,6 +416,7 @@ static struct binder_buffer *binder_alloc_new_buf_locked( alloc->pid, extra_buffers_size); return ERR_PTR(-EINVAL); } + trace_android_vh_binder_alloc_new_buf_locked(size, alloc, is_async); if (is_async && alloc->free_async_space < size + sizeof(struct binder_buffer)) { binder_alloc_debug(BINDER_DEBUG_BUFFER_ALLOC, diff --git a/drivers/android/binder_internal.h b/drivers/android/binder_internal.h index 283d3cb9c16e..1672fa53f717 100644 --- a/drivers/android/binder_internal.h +++ b/drivers/android/binder_internal.h @@ -12,6 +12,8 @@ #include #include #include +#include +#include "binder_alloc.h" struct binder_context { struct binder_node *binder_context_mgr_node; @@ -141,6 +143,453 @@ struct binder_transaction_log { struct binder_transaction_log_entry entry[32]; }; +enum binder_stat_types { + BINDER_STAT_PROC, + BINDER_STAT_THREAD, + BINDER_STAT_NODE, + BINDER_STAT_REF, + BINDER_STAT_DEATH, + BINDER_STAT_TRANSACTION, + BINDER_STAT_TRANSACTION_COMPLETE, + BINDER_STAT_COUNT +}; + +struct binder_stats { + atomic_t br[_IOC_NR(BR_FAILED_REPLY) + 1]; + atomic_t bc[_IOC_NR(BC_REPLY_SG) + 1]; + atomic_t obj_created[BINDER_STAT_COUNT]; + atomic_t obj_deleted[BINDER_STAT_COUNT]; +}; + +/** + * struct binder_work - work enqueued on a worklist + * @entry: node enqueued on list + * @type: type of work to be performed + * + * There are separate work lists for proc, thread, and node (async). + */ +struct binder_work { + struct list_head entry; + + enum binder_work_type { + BINDER_WORK_TRANSACTION = 1, + BINDER_WORK_TRANSACTION_COMPLETE, + BINDER_WORK_RETURN_ERROR, + BINDER_WORK_NODE, + BINDER_WORK_DEAD_BINDER, + BINDER_WORK_DEAD_BINDER_AND_CLEAR, + BINDER_WORK_CLEAR_DEATH_NOTIFICATION, + } type; +}; + +struct binder_error { + struct binder_work work; + uint32_t cmd; +}; + +/** + * struct binder_node - binder node bookkeeping + * @debug_id: unique ID for debugging + * (invariant after initialized) + * @lock: lock for node fields + * @work: worklist element for node work + * (protected by @proc->inner_lock) + * @rb_node: element for proc->nodes tree + * (protected by @proc->inner_lock) + * @dead_node: element for binder_dead_nodes list + * (protected by binder_dead_nodes_lock) + * @proc: binder_proc that owns this node + * (invariant after initialized) + * @refs: list of references on this node + * (protected by @lock) + * @internal_strong_refs: used to take strong references when + * initiating a transaction + * (protected by @proc->inner_lock if @proc + * and by @lock) + * @local_weak_refs: weak user refs from local process + * (protected by @proc->inner_lock if @proc + * and by @lock) + * @local_strong_refs: strong user refs from local process + * (protected by @proc->inner_lock if @proc + * and by @lock) + * @tmp_refs: temporary kernel refs + * (protected by @proc->inner_lock while @proc + * is valid, and by binder_dead_nodes_lock + * if @proc is NULL. During inc/dec and node release + * it is also protected by @lock to provide safety + * as the node dies and @proc becomes NULL) + * @ptr: userspace pointer for node + * (invariant, no lock needed) + * @cookie: userspace cookie for node + * (invariant, no lock needed) + * @has_strong_ref: userspace notified of strong ref + * (protected by @proc->inner_lock if @proc + * and by @lock) + * @pending_strong_ref: userspace has acked notification of strong ref + * (protected by @proc->inner_lock if @proc + * and by @lock) + * @has_weak_ref: userspace notified of weak ref + * (protected by @proc->inner_lock if @proc + * and by @lock) + * @pending_weak_ref: userspace has acked notification of weak ref + * (protected by @proc->inner_lock if @proc + * and by @lock) + * @has_async_transaction: async transaction to node in progress + * (protected by @lock) + * @sched_policy: minimum scheduling policy for node + * (invariant after initialized) + * @accept_fds: file descriptor operations supported for node + * (invariant after initialized) + * @min_priority: minimum scheduling priority + * (invariant after initialized) + * @inherit_rt: inherit RT scheduling policy from caller + * @txn_security_ctx: require sender's security context + * (invariant after initialized) + * @async_todo: list of async work items + * (protected by @proc->inner_lock) + * + * Bookkeeping structure for binder nodes. + */ +struct binder_node { + int debug_id; + spinlock_t lock; + struct binder_work work; + union { + struct rb_node rb_node; + struct hlist_node dead_node; + }; + struct binder_proc *proc; + struct hlist_head refs; + int internal_strong_refs; + int local_weak_refs; + int local_strong_refs; + int tmp_refs; + binder_uintptr_t ptr; + binder_uintptr_t cookie; + struct { + /* + * bitfield elements protected by + * proc inner_lock + */ + u8 has_strong_ref:1; + u8 pending_strong_ref:1; + u8 has_weak_ref:1; + u8 pending_weak_ref:1; + }; + struct { + /* + * invariant after initialization + */ + u8 sched_policy:2; + u8 inherit_rt:1; + u8 accept_fds:1; + u8 txn_security_ctx:1; + u8 min_priority; + }; + bool has_async_transaction; + struct list_head async_todo; +}; + +struct binder_ref_death { + /** + * @work: worklist element for death notifications + * (protected by inner_lock of the proc that + * this ref belongs to) + */ + struct binder_work work; + binder_uintptr_t cookie; +}; + +/** + * struct binder_ref_data - binder_ref counts and id + * @debug_id: unique ID for the ref + * @desc: unique userspace handle for ref + * @strong: strong ref count (debugging only if not locked) + * @weak: weak ref count (debugging only if not locked) + * + * Structure to hold ref count and ref id information. Since + * the actual ref can only be accessed with a lock, this structure + * is used to return information about the ref to callers of + * ref inc/dec functions. + */ +struct binder_ref_data { + int debug_id; + uint32_t desc; + int strong; + int weak; +}; + +/** + * struct binder_ref - struct to track references on nodes + * @data: binder_ref_data containing id, handle, and current refcounts + * @rb_node_desc: node for lookup by @data.desc in proc's rb_tree + * @rb_node_node: node for lookup by @node in proc's rb_tree + * @node_entry: list entry for node->refs list in target node + * (protected by @node->lock) + * @proc: binder_proc containing ref + * @node: binder_node of target node. When cleaning up a + * ref for deletion in binder_cleanup_ref, a non-NULL + * @node indicates the node must be freed + * @death: pointer to death notification (ref_death) if requested + * (protected by @node->lock) + * + * Structure to track references from procA to target node (on procB). This + * structure is unsafe to access without holding @proc->outer_lock. + */ +struct binder_ref { + /* Lookups needed: */ + /* node + proc => ref (transaction) */ + /* desc + proc => ref (transaction, inc/dec ref) */ + /* node => refs + procs (proc exit) */ + struct binder_ref_data data; + struct rb_node rb_node_desc; + struct rb_node rb_node_node; + struct hlist_node node_entry; + struct binder_proc *proc; + struct binder_node *node; + struct binder_ref_death *death; +}; + +/** + * struct binder_priority - scheduler policy and priority + * @sched_policy scheduler policy + * @prio [100..139] for SCHED_NORMAL, [0..99] for FIFO/RT + * + * The binder driver supports inheriting the following scheduler policies: + * SCHED_NORMAL + * SCHED_BATCH + * SCHED_FIFO + * SCHED_RR + */ +struct binder_priority { + unsigned int sched_policy; + int prio; +}; + +/** + * struct binder_proc - binder process bookkeeping + * @proc_node: element for binder_procs list + * @threads: rbtree of binder_threads in this proc + * (protected by @inner_lock) + * @nodes: rbtree of binder nodes associated with + * this proc ordered by node->ptr + * (protected by @inner_lock) + * @refs_by_desc: rbtree of refs ordered by ref->desc + * (protected by @outer_lock) + * @refs_by_node: rbtree of refs ordered by ref->node + * (protected by @outer_lock) + * @waiting_threads: threads currently waiting for proc work + * (protected by @inner_lock) + * @pid PID of group_leader of process + * (invariant after initialized) + * @tsk task_struct for group_leader of process + * (invariant after initialized) + * @deferred_work_node: element for binder_deferred_list + * (protected by binder_deferred_lock) + * @deferred_work: bitmap of deferred work to perform + * (protected by binder_deferred_lock) + * @outstanding_txns: number of transactions to be transmitted before + * processes in freeze_wait are woken up + * (protected by @inner_lock) + * @is_dead: process is dead and awaiting free + * when outstanding transactions are cleaned up + * (protected by @inner_lock) + * @is_frozen: process is frozen and unable to service + * binder transactions + * (protected by @inner_lock) + * @sync_recv: process received sync transactions since last frozen + * (protected by @inner_lock) + * @async_recv: process received async transactions since last frozen + * (protected by @inner_lock) + * @freeze_wait: waitqueue of processes waiting for all outstanding + * transactions to be processed + * (protected by @inner_lock) + * @todo: list of work for this process + * (protected by @inner_lock) + * @stats: per-process binder statistics + * (atomics, no lock needed) + * @delivered_death: list of delivered death notification + * (protected by @inner_lock) + * @max_threads: cap on number of binder threads + * (protected by @inner_lock) + * @requested_threads: number of binder threads requested but not + * yet started. In current implementation, can + * only be 0 or 1. + * (protected by @inner_lock) + * @requested_threads_started: number binder threads started + * (protected by @inner_lock) + * @tmp_ref: temporary reference to indicate proc is in use + * (protected by @inner_lock) + * @default_priority: default scheduler priority + * (invariant after initialized) + * @debugfs_entry: debugfs node + * @alloc: binder allocator bookkeeping + * @context: binder_context for this proc + * (invariant after initialized) + * @inner_lock: can nest under outer_lock and/or node lock + * @outer_lock: no nesting under innor or node lock + * Lock order: 1) outer, 2) node, 3) inner + * @binderfs_entry: process-specific binderfs log file + * + * Bookkeeping structure for binder processes + */ +struct binder_proc { + struct hlist_node proc_node; + struct rb_root threads; + struct rb_root nodes; + struct rb_root refs_by_desc; + struct rb_root refs_by_node; + struct list_head waiting_threads; + int pid; + struct task_struct *tsk; + struct hlist_node deferred_work_node; + int deferred_work; + int outstanding_txns; + bool is_dead; + bool is_frozen; + bool sync_recv; + bool async_recv; + wait_queue_head_t freeze_wait; + + struct list_head todo; + struct binder_stats stats; + struct list_head delivered_death; + int max_threads; + int requested_threads; + int requested_threads_started; + int tmp_ref; + struct binder_priority default_priority; + struct dentry *debugfs_entry; + struct binder_alloc alloc; + struct binder_context *context; + spinlock_t inner_lock; + spinlock_t outer_lock; + struct dentry *binderfs_entry; +}; + +/** + * struct binder_thread - binder thread bookkeeping + * @proc: binder process for this thread + * (invariant after initialization) + * @rb_node: element for proc->threads rbtree + * (protected by @proc->inner_lock) + * @waiting_thread_node: element for @proc->waiting_threads list + * (protected by @proc->inner_lock) + * @pid: PID for this thread + * (invariant after initialization) + * @looper: bitmap of looping state + * (only accessed by this thread) + * @looper_needs_return: looping thread needs to exit driver + * (no lock needed) + * @transaction_stack: stack of in-progress transactions for this thread + * (protected by @proc->inner_lock) + * @todo: list of work to do for this thread + * (protected by @proc->inner_lock) + * @process_todo: whether work in @todo should be processed + * (protected by @proc->inner_lock) + * @return_error: transaction errors reported by this thread + * (only accessed by this thread) + * @reply_error: transaction errors reported by target thread + * (protected by @proc->inner_lock) + * @wait: wait queue for thread work + * @stats: per-thread statistics + * (atomics, no lock needed) + * @tmp_ref: temporary reference to indicate thread is in use + * (atomic since @proc->inner_lock cannot + * always be acquired) + * @is_dead: thread is dead and awaiting free + * when outstanding transactions are cleaned up + * (protected by @proc->inner_lock) + * @task: struct task_struct for this thread + * + * Bookkeeping structure for binder threads. + */ +struct binder_thread { + struct binder_proc *proc; + struct rb_node rb_node; + struct list_head waiting_thread_node; + int pid; + int looper; /* only modified by this thread */ + bool looper_need_return; /* can be written by other thread */ + struct binder_transaction *transaction_stack; + struct list_head todo; + bool process_todo; + struct binder_error return_error; + struct binder_error reply_error; + wait_queue_head_t wait; + struct binder_stats stats; + atomic_t tmp_ref; + bool is_dead; + struct task_struct *task; +}; + +/** + * struct binder_txn_fd_fixup - transaction fd fixup list element + * @fixup_entry: list entry + * @file: struct file to be associated with new fd + * @offset: offset in buffer data to this fixup + * + * List element for fd fixups in a transaction. Since file + * descriptors need to be allocated in the context of the + * target process, we pass each fd to be processed in this + * struct. + */ +struct binder_txn_fd_fixup { + struct list_head fixup_entry; + struct file *file; + size_t offset; +}; + +struct binder_transaction { + int debug_id; + struct binder_work work; + struct binder_thread *from; + struct binder_transaction *from_parent; + struct binder_proc *to_proc; + struct binder_thread *to_thread; + struct binder_transaction *to_parent; + unsigned need_reply:1; + /* unsigned is_dead:1; */ /* not used at the moment */ + + struct binder_buffer *buffer; + unsigned int code; + unsigned int flags; + struct binder_priority priority; + struct binder_priority saved_priority; + bool set_priority_called; + kuid_t sender_euid; + struct list_head fd_fixups; + binder_uintptr_t security_ctx; + /** + * @lock: protects @from, @to_proc, and @to_thread + * + * @from, @to_proc, and @to_thread can be set to NULL + * during thread teardown + */ + spinlock_t lock; + ANDROID_VENDOR_DATA(1); +}; + +/** + * struct binder_object - union of flat binder object types + * @hdr: generic object header + * @fbo: binder object (nodes and refs) + * @fdo: file descriptor object + * @bbo: binder buffer pointer + * @fdao: file descriptor array + * + * Used for type-independent object copies + */ +struct binder_object { + union { + struct binder_object_header hdr; + struct flat_binder_object fbo; + struct binder_fd_object fdo; + struct binder_buffer_object bbo; + struct binder_fd_array_object fdao; + }; +}; + extern struct binder_transaction_log binder_transaction_log; extern struct binder_transaction_log binder_transaction_log_failed; #endif /* _LINUX_BINDER_INTERNAL_H */ diff --git a/drivers/android/vendor_hooks.c b/drivers/android/vendor_hooks.c index 66af98d4eb54..f3af14c5a0f1 100644 --- a/drivers/android/vendor_hooks.c +++ b/drivers/android/vendor_hooks.c @@ -26,6 +26,7 @@ #include #include #include +#include #include #include #include @@ -38,6 +39,15 @@ #include #include #include +#include +#include +#include +#include +#include +#include +#include +#include +#include /* * Export tracepoints that act as a bare tracehook (ie: have no trace event @@ -98,9 +108,7 @@ EXPORT_TRACEPOINT_SYMBOL_GPL(android_rvh_find_busiest_queue); EXPORT_TRACEPOINT_SYMBOL_GPL(android_rvh_migrate_queued_task); EXPORT_TRACEPOINT_SYMBOL_GPL(android_rvh_resume_cpus); EXPORT_TRACEPOINT_SYMBOL_GPL(android_rvh_find_energy_efficient_cpu); -EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_set_sugov_sched_attr); EXPORT_TRACEPOINT_SYMBOL_GPL(android_rvh_set_iowait); -EXPORT_TRACEPOINT_SYMBOL_GPL(android_rvh_set_sugov_update); EXPORT_TRACEPOINT_SYMBOL_GPL(android_rvh_cpu_overutilized); EXPORT_TRACEPOINT_SYMBOL_GPL(android_rvh_sched_setaffinity); EXPORT_TRACEPOINT_SYMBOL_GPL(android_rvh_update_cpus_allowed); @@ -168,7 +176,54 @@ EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_ufs_compl_command); EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_ufs_send_uic_command); EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_ufs_send_tm_command); EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_ufs_check_int_errors); +EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_ufs_update_sdev); EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_do_wake_up_sync); EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_set_wake_flags); -EXPORT_TRACEPOINT_SYMBOL_GPL(android_rvh_uclamp_eff_value); +EXPORT_TRACEPOINT_SYMBOL_GPL(android_rvh_uclamp_eff_get); EXPORT_TRACEPOINT_SYMBOL_GPL(android_rvh_cpufreq_transition); +EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_cgroup_set_task); +EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_syscall_prctl_finished); +EXPORT_TRACEPOINT_SYMBOL_GPL(android_rvh_check_preempt_tick); +EXPORT_TRACEPOINT_SYMBOL_GPL(android_rvh_check_preempt_wakeup_ignore); +EXPORT_TRACEPOINT_SYMBOL_GPL(android_rvh_replace_next_task_fair); +EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_binder_wait_for_work); +EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_sync_txn_recvd); +EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_build_sched_domains); +EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_alter_mutex_list_add); +EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_mutex_unlock_slowpath); +EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_rwsem_wake_finish); +EXPORT_TRACEPOINT_SYMBOL_GPL(android_rvh_do_undefinstr); +EXPORT_TRACEPOINT_SYMBOL_GPL(android_rvh_bad_mode); +EXPORT_TRACEPOINT_SYMBOL_GPL(android_rvh_arm64_serror_panic); +EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_selinux_avc_insert); +EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_selinux_avc_node_delete); +EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_selinux_avc_node_replace); +EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_selinux_avc_lookup); +EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_commit_creds); +EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_exit_creds); +EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_override_creds); +EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_revert_creds); +EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_set_memory_x); +EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_set_memory_nx); +EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_set_memory_ro); +EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_set_memory_rw); +EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_set_module_permit_before_init); +EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_set_module_permit_after_init); +EXPORT_TRACEPOINT_SYMBOL_GPL(android_rvh_util_est_update); +EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_meminfo_proc_show); +EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_exit_mm); +EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_alloc_pages_slowpath); +EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_show_mem); +EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_print_slabinfo_header); +EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_cache_show); +EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_typec_tcpci_override_toggling); +EXPORT_TRACEPOINT_SYMBOL_GPL(android_rvh_typec_tcpci_chk_contaminant); +EXPORT_TRACEPOINT_SYMBOL_GPL(android_rvh_typec_tcpci_get_vbus); +EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_account_task_time); +EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_gpio_block_read); +EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_ep_create_wakeup_source); +EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_timerfd_create); +EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_binder_alloc_new_buf_locked); +EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_binder_reply); +EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_binder_trans); +EXPORT_TRACEPOINT_SYMBOL_GPL(android_vh_binder_preset); diff --git a/drivers/ata/ahci_brcm.c b/drivers/ata/ahci_brcm.c index 49f7acbfcf01..5b32df5d33ad 100644 --- a/drivers/ata/ahci_brcm.c +++ b/drivers/ata/ahci_brcm.c @@ -377,6 +377,10 @@ static int __maybe_unused brcm_ahci_resume(struct device *dev) if (ret) return ret; + ret = ahci_platform_enable_regulators(hpriv); + if (ret) + goto out_disable_clks; + brcm_sata_init(priv); brcm_sata_phys_enable(priv); brcm_sata_alpm_init(hpriv); @@ -406,6 +410,8 @@ out_disable_platform_phys: ahci_platform_disable_phys(hpriv); out_disable_phys: brcm_sata_phys_disable(priv); + ahci_platform_disable_regulators(hpriv); +out_disable_clks: ahci_platform_disable_clks(hpriv); return ret; } @@ -490,6 +496,10 @@ static int brcm_ahci_probe(struct platform_device *pdev) if (ret) goto out_reset; + ret = ahci_platform_enable_regulators(hpriv); + if (ret) + goto out_disable_clks; + /* Must be first so as to configure endianness including that * of the standard AHCI register space. */ @@ -499,7 +509,7 @@ static int brcm_ahci_probe(struct platform_device *pdev) priv->port_mask = brcm_ahci_get_portmask(hpriv, priv); if (!priv->port_mask) { ret = -ENODEV; - goto out_disable_clks; + goto out_disable_regulators; } /* Must be done before ahci_platform_enable_phys() */ @@ -524,6 +534,8 @@ out_disable_platform_phys: ahci_platform_disable_phys(hpriv); out_disable_phys: brcm_sata_phys_disable(priv); +out_disable_regulators: + ahci_platform_disable_regulators(hpriv); out_disable_clks: ahci_platform_disable_clks(hpriv); out_reset: diff --git a/drivers/auxdisplay/ht16k33.c b/drivers/auxdisplay/ht16k33.c index d951d54b26f5..d8602843e8a5 100644 --- a/drivers/auxdisplay/ht16k33.c +++ b/drivers/auxdisplay/ht16k33.c @@ -117,8 +117,7 @@ static void ht16k33_fb_queue(struct ht16k33_priv *priv) { struct ht16k33_fbdev *fbdev = &priv->fbdev; - schedule_delayed_work(&fbdev->work, - msecs_to_jiffies(HZ / fbdev->refresh_rate)); + schedule_delayed_work(&fbdev->work, HZ / fbdev->refresh_rate); } /* diff --git a/drivers/base/memory.c b/drivers/base/memory.c index eef4ffb6122c..de058d15b33e 100644 --- a/drivers/base/memory.c +++ b/drivers/base/memory.c @@ -290,20 +290,20 @@ static ssize_t state_store(struct device *dev, struct device_attribute *attr, } /* - * phys_device is a bad name for this. What I really want - * is a way to differentiate between memory ranges that - * are part of physical devices that constitute - * a complete removable unit or fru. - * i.e. do these ranges belong to the same physical device, - * s.t. if I offline all of these sections I can then - * remove the physical device? + * Legacy interface that we cannot remove: s390x exposes the storage increment + * covered by a memory block, allowing for identifying which memory blocks + * comprise a storage increment. Since a memory block spans complete + * storage increments nowadays, this interface is basically unused. Other + * archs never exposed != 0. */ static ssize_t phys_device_show(struct device *dev, struct device_attribute *attr, char *buf) { struct memory_block *mem = to_memory_block(dev); + unsigned long start_pfn = section_nr_to_pfn(mem->start_section_nr); - return sysfs_emit(buf, "%d\n", mem->phys_device); + return sysfs_emit(buf, "%d\n", + arch_get_memory_phys_device(start_pfn)); } #ifdef CONFIG_MEMORY_HOTREMOVE @@ -488,11 +488,7 @@ static DEVICE_ATTR_WO(soft_offline_page); static DEVICE_ATTR_WO(hard_offline_page); #endif -/* - * Note that phys_device is optional. It is here to allow for - * differentiation between which *physical* devices each - * section belongs to... - */ +/* See phys_device_show(). */ int __weak arch_get_memory_phys_device(unsigned long start_pfn) { return 0; @@ -574,7 +570,6 @@ int register_memory(struct memory_block *memory) static int init_memory_block(unsigned long block_id, unsigned long state) { struct memory_block *mem; - unsigned long start_pfn; int ret = 0; mem = find_memory_block_by_id(block_id); @@ -588,8 +583,6 @@ static int init_memory_block(unsigned long block_id, unsigned long state) mem->start_section_nr = block_id * sections_per_block; mem->state = state; - start_pfn = section_nr_to_pfn(mem->start_section_nr); - mem->phys_device = arch_get_memory_phys_device(start_pfn); mem->nid = NUMA_NO_NODE; ret = register_memory(mem); diff --git a/drivers/base/regmap/regmap-sdw.c b/drivers/base/regmap/regmap-sdw.c index c92d614b4943..4b8d2d010cab 100644 --- a/drivers/base/regmap/regmap-sdw.c +++ b/drivers/base/regmap/regmap-sdw.c @@ -11,7 +11,7 @@ static int regmap_sdw_write(void *context, unsigned int reg, unsigned int val) struct device *dev = context; struct sdw_slave *slave = dev_to_sdw_dev(dev); - return sdw_write(slave, reg, val); + return sdw_write_no_pm(slave, reg, val); } static int regmap_sdw_read(void *context, unsigned int reg, unsigned int *val) @@ -20,7 +20,7 @@ static int regmap_sdw_read(void *context, unsigned int reg, unsigned int *val) struct sdw_slave *slave = dev_to_sdw_dev(dev); int read; - read = sdw_read(slave, reg); + read = sdw_read_no_pm(slave, reg); if (read < 0) return read; diff --git a/drivers/base/swnode.c b/drivers/base/swnode.c index 4842dd678200..490474f7e127 100644 --- a/drivers/base/swnode.c +++ b/drivers/base/swnode.c @@ -456,14 +456,18 @@ software_node_get_next_child(const struct fwnode_handle *fwnode, struct swnode *c = to_swnode(child); if (!p || list_empty(&p->children) || - (c && list_is_last(&c->entry, &p->children))) + (c && list_is_last(&c->entry, &p->children))) { + fwnode_handle_put(child); return NULL; + } if (c) c = list_next_entry(c, entry); else c = list_first_entry(&p->children, struct swnode, entry); - return &c->fwnode; + + fwnode_handle_put(child); + return fwnode_handle_get(&c->fwnode); } static struct fwnode_handle * @@ -795,6 +799,9 @@ int software_node_register(const struct software_node *node) if (software_node_to_swnode(node)) return -EEXIST; + if (node->parent && !parent) + return -EINVAL; + return PTR_ERR_OR_ZERO(swnode_register(node, parent, 0)); } EXPORT_SYMBOL_GPL(software_node_register); diff --git a/drivers/base/test/Makefile b/drivers/base/test/Makefile index 3ca56367c84b..2f15fae8625f 100644 --- a/drivers/base/test/Makefile +++ b/drivers/base/test/Makefile @@ -2,3 +2,4 @@ obj-$(CONFIG_TEST_ASYNC_DRIVER_PROBE) += test_async_driver_probe.o obj-$(CONFIG_KUNIT_DRIVER_PE_TEST) += property-entry-test.o +CFLAGS_REMOVE_property-entry-test.o += -fplugin-arg-structleak_plugin-byref -fplugin-arg-structleak_plugin-byref-all diff --git a/drivers/block/floppy.c b/drivers/block/floppy.c index 7df79ae6b0a1..295da442329f 100644 --- a/drivers/block/floppy.c +++ b/drivers/block/floppy.c @@ -4120,23 +4120,23 @@ static int floppy_open(struct block_device *bdev, fmode_t mode) if (fdc_state[FDC(drive)].rawcmd == 1) fdc_state[FDC(drive)].rawcmd = 2; - if (!(mode & FMODE_NDELAY)) { - if (mode & (FMODE_READ|FMODE_WRITE)) { - drive_state[drive].last_checked = 0; - clear_bit(FD_OPEN_SHOULD_FAIL_BIT, - &drive_state[drive].flags); - if (bdev_check_media_change(bdev)) - floppy_revalidate(bdev->bd_disk); - if (test_bit(FD_DISK_CHANGED_BIT, &drive_state[drive].flags)) - goto out; - if (test_bit(FD_OPEN_SHOULD_FAIL_BIT, &drive_state[drive].flags)) - goto out; - } - res = -EROFS; - if ((mode & FMODE_WRITE) && - !test_bit(FD_DISK_WRITABLE_BIT, &drive_state[drive].flags)) + if (mode & (FMODE_READ|FMODE_WRITE)) { + drive_state[drive].last_checked = 0; + clear_bit(FD_OPEN_SHOULD_FAIL_BIT, &drive_state[drive].flags); + if (bdev_check_media_change(bdev)) + floppy_revalidate(bdev->bd_disk); + if (test_bit(FD_DISK_CHANGED_BIT, &drive_state[drive].flags)) + goto out; + if (test_bit(FD_OPEN_SHOULD_FAIL_BIT, &drive_state[drive].flags)) goto out; } + + res = -EROFS; + + if ((mode & FMODE_WRITE) && + !test_bit(FD_DISK_WRITABLE_BIT, &drive_state[drive].flags)) + goto out; + mutex_unlock(&open_lock); mutex_unlock(&floppy_mutex); return 0; diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c index bd5c04fabdab..5e45eddbe2ab 100644 --- a/drivers/block/nbd.c +++ b/drivers/block/nbd.c @@ -78,8 +78,7 @@ struct link_dead_args { #define NBD_RT_HAS_PID_FILE 3 #define NBD_RT_HAS_CONFIG_REF 4 #define NBD_RT_BOUND 5 -#define NBD_RT_DESTROY_ON_DISCONNECT 6 -#define NBD_RT_DISCONNECT_ON_CLOSE 7 +#define NBD_RT_DISCONNECT_ON_CLOSE 6 #define NBD_DESTROY_ON_DISCONNECT 0 #define NBD_DISCONNECT_REQUESTED 1 @@ -1955,12 +1954,21 @@ again: if (info->attrs[NBD_ATTR_CLIENT_FLAGS]) { u64 flags = nla_get_u64(info->attrs[NBD_ATTR_CLIENT_FLAGS]); if (flags & NBD_CFLAG_DESTROY_ON_DISCONNECT) { - set_bit(NBD_RT_DESTROY_ON_DISCONNECT, - &config->runtime_flags); - set_bit(NBD_DESTROY_ON_DISCONNECT, &nbd->flags); - put_dev = true; + /* + * We have 1 ref to keep the device around, and then 1 + * ref for our current operation here, which will be + * inherited by the config. If we already have + * DESTROY_ON_DISCONNECT set then we know we don't have + * that extra ref already held so we don't need the + * put_dev. + */ + if (!test_and_set_bit(NBD_DESTROY_ON_DISCONNECT, + &nbd->flags)) + put_dev = true; } else { - clear_bit(NBD_DESTROY_ON_DISCONNECT, &nbd->flags); + if (test_and_clear_bit(NBD_DESTROY_ON_DISCONNECT, + &nbd->flags)) + refcount_inc(&nbd->refs); } if (flags & NBD_CFLAG_DISCONNECT_ON_CLOSE) { set_bit(NBD_RT_DISCONNECT_ON_CLOSE, @@ -2131,15 +2139,13 @@ static int nbd_genl_reconfigure(struct sk_buff *skb, struct genl_info *info) if (info->attrs[NBD_ATTR_CLIENT_FLAGS]) { u64 flags = nla_get_u64(info->attrs[NBD_ATTR_CLIENT_FLAGS]); if (flags & NBD_CFLAG_DESTROY_ON_DISCONNECT) { - if (!test_and_set_bit(NBD_RT_DESTROY_ON_DISCONNECT, - &config->runtime_flags)) + if (!test_and_set_bit(NBD_DESTROY_ON_DISCONNECT, + &nbd->flags)) put_dev = true; - set_bit(NBD_DESTROY_ON_DISCONNECT, &nbd->flags); } else { - if (test_and_clear_bit(NBD_RT_DESTROY_ON_DISCONNECT, - &config->runtime_flags)) + if (test_and_clear_bit(NBD_DESTROY_ON_DISCONNECT, + &nbd->flags)) refcount_inc(&nbd->refs); - clear_bit(NBD_DESTROY_ON_DISCONNECT, &nbd->flags); } if (flags & NBD_CFLAG_DISCONNECT_ON_CLOSE) { diff --git a/drivers/block/rsxx/core.c b/drivers/block/rsxx/core.c index 63f549889f87..227e1be4c6f9 100644 --- a/drivers/block/rsxx/core.c +++ b/drivers/block/rsxx/core.c @@ -165,15 +165,17 @@ static ssize_t rsxx_cram_read(struct file *fp, char __user *ubuf, { struct rsxx_cardinfo *card = file_inode(fp)->i_private; char *buf; - ssize_t st; + int st; buf = kzalloc(cnt, GFP_KERNEL); if (!buf) return -ENOMEM; st = rsxx_creg_read(card, CREG_ADD_CRAM + (u32)*ppos, cnt, buf, 1); - if (!st) - st = copy_to_user(ubuf, buf, cnt); + if (!st) { + if (copy_to_user(ubuf, buf, cnt)) + st = -EFAULT; + } kfree(buf); if (st) return st; @@ -869,6 +871,7 @@ static int rsxx_pci_probe(struct pci_dev *dev, card->event_wq = create_singlethread_workqueue(DRIVER_NAME"_event"); if (!card->event_wq) { dev_err(CARD_TO_DEV(card), "Failed card event setup.\n"); + st = -ENOMEM; goto failed_event_handler; } diff --git a/drivers/block/zram/zram_drv.c b/drivers/block/zram/zram_drv.c index 7ba79c085775..afef1a6a1e52 100644 --- a/drivers/block/zram/zram_drv.c +++ b/drivers/block/zram/zram_drv.c @@ -637,7 +637,7 @@ static ssize_t writeback_store(struct device *dev, struct bio_vec bio_vec; struct page *page; ssize_t ret = len; - int mode; + int mode, err; unsigned long blk_idx = 0; if (sysfs_streq(buf, "idle")) @@ -648,8 +648,8 @@ static ssize_t writeback_store(struct device *dev, if (strncmp(buf, PAGE_WB_SIG, sizeof(PAGE_WB_SIG) - 1)) return -EINVAL; - ret = kstrtol(buf + sizeof(PAGE_WB_SIG) - 1, 10, &index); - if (ret || index >= nr_pages) + if (kstrtol(buf + sizeof(PAGE_WB_SIG) - 1, 10, &index) || + index >= nr_pages) return -EINVAL; nr_pages = 1; @@ -673,7 +673,7 @@ static ssize_t writeback_store(struct device *dev, goto release_init_lock; } - while (nr_pages--) { + for (; nr_pages != 0; index++, nr_pages--) { struct bio_vec bvec; bvec.bv_page = page; @@ -738,12 +738,17 @@ static ssize_t writeback_store(struct device *dev, * XXX: A single page IO would be inefficient for write * but it would be not bad as starter. */ - ret = submit_bio_wait(&bio); - if (ret) { + err = submit_bio_wait(&bio); + if (err) { zram_slot_lock(zram, index); zram_clear_flag(zram, index, ZRAM_UNDER_WB); zram_clear_flag(zram, index, ZRAM_IDLE); zram_slot_unlock(zram, index); + /* + * Return last IO error unless every IO were + * not suceeded. + */ + ret = err; continue; } @@ -1091,7 +1096,7 @@ static ssize_t mm_stat_show(struct device *dev, zram->limit_pages << PAGE_SHIFT, max_used << PAGE_SHIFT, (u64)atomic64_read(&zram->stats.same_pages), - pool_stats.pages_compacted, + atomic_long_read(&pool_stats.pages_compacted), (u64)atomic64_read(&zram->stats.huge_pages)); up_read(&zram->init_lock); diff --git a/drivers/bluetooth/btqcomsmd.c b/drivers/bluetooth/btqcomsmd.c index 98d53764871f..2acb719e596f 100644 --- a/drivers/bluetooth/btqcomsmd.c +++ b/drivers/bluetooth/btqcomsmd.c @@ -142,12 +142,16 @@ static int btqcomsmd_probe(struct platform_device *pdev) btq->cmd_channel = qcom_wcnss_open_channel(wcnss, "APPS_RIVA_BT_CMD", btqcomsmd_cmd_callback, btq); - if (IS_ERR(btq->cmd_channel)) - return PTR_ERR(btq->cmd_channel); + if (IS_ERR(btq->cmd_channel)) { + ret = PTR_ERR(btq->cmd_channel); + goto destroy_acl_channel; + } hdev = hci_alloc_dev(); - if (!hdev) - return -ENOMEM; + if (!hdev) { + ret = -ENOMEM; + goto destroy_cmd_channel; + } hci_set_drvdata(hdev, btq); btq->hdev = hdev; @@ -161,14 +165,21 @@ static int btqcomsmd_probe(struct platform_device *pdev) hdev->set_bdaddr = qca_set_bdaddr_rome; ret = hci_register_dev(hdev); - if (ret < 0) { - hci_free_dev(hdev); - return ret; - } + if (ret < 0) + goto hci_free_dev; platform_set_drvdata(pdev, btq); return 0; + +hci_free_dev: + hci_free_dev(hdev); +destroy_cmd_channel: + rpmsg_destroy_ept(btq->cmd_channel); +destroy_acl_channel: + rpmsg_destroy_ept(btq->acl_channel); + + return ret; } static int btqcomsmd_remove(struct platform_device *pdev) diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c index 1c942869baac..2953b96b3ced 100644 --- a/drivers/bluetooth/btusb.c +++ b/drivers/bluetooth/btusb.c @@ -2827,7 +2827,7 @@ static void btusb_mtk_wmt_recv(struct urb *urb) skb = bt_skb_alloc(HCI_WMT_MAX_EVENT_SIZE, GFP_ATOMIC); if (!skb) { hdev->stat.err_rx++; - goto err_out; + return; } hci_skb_pkt_type(skb) = HCI_EVENT_PKT; @@ -2845,13 +2845,18 @@ static void btusb_mtk_wmt_recv(struct urb *urb) */ if (test_bit(BTUSB_TX_WAIT_VND_EVT, &data->flags)) { data->evt_skb = skb_clone(skb, GFP_ATOMIC); - if (!data->evt_skb) - goto err_out; + if (!data->evt_skb) { + kfree_skb(skb); + return; + } } err = hci_recv_frame(hdev, skb); - if (err < 0) - goto err_free_skb; + if (err < 0) { + kfree_skb(data->evt_skb); + data->evt_skb = NULL; + return; + } if (test_and_clear_bit(BTUSB_TX_WAIT_VND_EVT, &data->flags)) { @@ -2860,11 +2865,6 @@ static void btusb_mtk_wmt_recv(struct urb *urb) wake_up_bit(&data->flags, BTUSB_TX_WAIT_VND_EVT); } -err_out: - return; -err_free_skb: - kfree_skb(data->evt_skb); - data->evt_skb = NULL; return; } else if (urb->status == -ENOENT) { /* Avoid suspend failed when usb_kill_urb */ diff --git a/drivers/bluetooth/hci_h5.c b/drivers/bluetooth/hci_h5.c index 78d635f1d156..996729e78105 100644 --- a/drivers/bluetooth/hci_h5.c +++ b/drivers/bluetooth/hci_h5.c @@ -906,6 +906,11 @@ static int h5_btrtl_setup(struct h5 *h5) /* Give the device some time before the hci-core sends it a reset */ usleep_range(10000, 20000); + /* Enable controller to do both LE scan and BR/EDR inquiry + * simultaneously. + */ + set_bit(HCI_QUIRK_SIMULTANEOUS_DISCOVERY, &h5->hu->hdev->quirks); + out_free: btrtl_free(btrtl_dev); diff --git a/drivers/bluetooth/hci_ldisc.c b/drivers/bluetooth/hci_ldisc.c index f83d67eafc9f..637c5b8c2aa1 100644 --- a/drivers/bluetooth/hci_ldisc.c +++ b/drivers/bluetooth/hci_ldisc.c @@ -127,10 +127,9 @@ int hci_uart_tx_wakeup(struct hci_uart *hu) if (!test_bit(HCI_UART_PROTO_READY, &hu->flags)) goto no_schedule; - if (test_and_set_bit(HCI_UART_SENDING, &hu->tx_state)) { - set_bit(HCI_UART_TX_WAKEUP, &hu->tx_state); + set_bit(HCI_UART_TX_WAKEUP, &hu->tx_state); + if (test_and_set_bit(HCI_UART_SENDING, &hu->tx_state)) goto no_schedule; - } BT_DBG(""); @@ -174,10 +173,10 @@ restart: kfree_skb(skb); } + clear_bit(HCI_UART_SENDING, &hu->tx_state); if (test_bit(HCI_UART_TX_WAKEUP, &hu->tx_state)) goto restart; - clear_bit(HCI_UART_SENDING, &hu->tx_state); wake_up_bit(&hu->tx_state, HCI_UART_SENDING); } @@ -802,7 +801,8 @@ static int hci_uart_tty_ioctl(struct tty_struct *tty, struct file *file, * We don't provide read/write/poll interface for user space. */ static ssize_t hci_uart_tty_read(struct tty_struct *tty, struct file *file, - unsigned char __user *buf, size_t nr) + unsigned char *buf, size_t nr, + void **cookie, unsigned long offset) { return 0; } @@ -819,29 +819,28 @@ static __poll_t hci_uart_tty_poll(struct tty_struct *tty, return 0; } +static struct tty_ldisc_ops hci_uart_ldisc = { + .owner = THIS_MODULE, + .magic = TTY_LDISC_MAGIC, + .name = "n_hci", + .open = hci_uart_tty_open, + .close = hci_uart_tty_close, + .read = hci_uart_tty_read, + .write = hci_uart_tty_write, + .ioctl = hci_uart_tty_ioctl, + .compat_ioctl = hci_uart_tty_ioctl, + .poll = hci_uart_tty_poll, + .receive_buf = hci_uart_tty_receive, + .write_wakeup = hci_uart_tty_wakeup, +}; + static int __init hci_uart_init(void) { - static struct tty_ldisc_ops hci_uart_ldisc; int err; BT_INFO("HCI UART driver ver %s", VERSION); /* Register the tty discipline */ - - memset(&hci_uart_ldisc, 0, sizeof(hci_uart_ldisc)); - hci_uart_ldisc.magic = TTY_LDISC_MAGIC; - hci_uart_ldisc.name = "n_hci"; - hci_uart_ldisc.open = hci_uart_tty_open; - hci_uart_ldisc.close = hci_uart_tty_close; - hci_uart_ldisc.read = hci_uart_tty_read; - hci_uart_ldisc.write = hci_uart_tty_write; - hci_uart_ldisc.ioctl = hci_uart_tty_ioctl; - hci_uart_ldisc.compat_ioctl = hci_uart_tty_ioctl; - hci_uart_ldisc.poll = hci_uart_tty_poll; - hci_uart_ldisc.receive_buf = hci_uart_tty_receive; - hci_uart_ldisc.write_wakeup = hci_uart_tty_wakeup; - hci_uart_ldisc.owner = THIS_MODULE; - err = tty_register_ldisc(N_HCI, &hci_uart_ldisc); if (err) { BT_ERR("HCI line discipline registration failed. (%d)", err); diff --git a/drivers/bluetooth/hci_qca.c b/drivers/bluetooth/hci_qca.c index 244b8feba523..ad47ff0d55c2 100644 --- a/drivers/bluetooth/hci_qca.c +++ b/drivers/bluetooth/hci_qca.c @@ -78,6 +78,7 @@ enum qca_flags { enum qca_capabilities { QCA_CAP_WIDEBAND_SPEECH = BIT(0), + QCA_CAP_VALID_LE_STATES = BIT(1), }; /* HCI_IBS transmit side sleep protocol states */ @@ -1020,7 +1021,9 @@ static void qca_controller_memdump(struct work_struct *work) dump_size = __le32_to_cpu(dump->dump_size); if (!(dump_size)) { bt_dev_err(hu->hdev, "Rx invalid memdump size"); + kfree(qca_memdump); kfree_skb(skb); + qca->qca_memdump = NULL; mutex_unlock(&qca->hci_memdump_lock); return; } @@ -1780,7 +1783,7 @@ static const struct qca_device_data qca_soc_data_wcn3991 = { { "vddch0", 450000 }, }, .num_vregs = 4, - .capabilities = QCA_CAP_WIDEBAND_SPEECH, + .capabilities = QCA_CAP_WIDEBAND_SPEECH | QCA_CAP_VALID_LE_STATES, }; static const struct qca_device_data qca_soc_data_wcn3998 = { @@ -2017,11 +2020,17 @@ static int qca_serdev_probe(struct serdev_device *serdev) hdev->shutdown = qca_power_off; } - /* Wideband speech support must be set per driver since it can't be - * queried via hci. - */ - if (data && (data->capabilities & QCA_CAP_WIDEBAND_SPEECH)) - set_bit(HCI_QUIRK_WIDEBAND_SPEECH_SUPPORTED, &hdev->quirks); + if (data) { + /* Wideband speech support must be set per driver since it can't + * be queried via hci. Same with the valid le states quirk. + */ + if (data->capabilities & QCA_CAP_WIDEBAND_SPEECH) + set_bit(HCI_QUIRK_WIDEBAND_SPEECH_SUPPORTED, + &hdev->quirks); + + if (data->capabilities & QCA_CAP_VALID_LE_STATES) + set_bit(HCI_QUIRK_VALID_LE_STATES, &hdev->quirks); + } return 0; } diff --git a/drivers/bluetooth/hci_serdev.c b/drivers/bluetooth/hci_serdev.c index ef96ad06fa54..9e03402ef1b3 100644 --- a/drivers/bluetooth/hci_serdev.c +++ b/drivers/bluetooth/hci_serdev.c @@ -83,9 +83,9 @@ static void hci_uart_write_work(struct work_struct *work) hci_uart_tx_complete(hu, hci_skb_pkt_type(skb)); kfree_skb(skb); } - } while (test_bit(HCI_UART_TX_WAKEUP, &hu->tx_state)); - clear_bit(HCI_UART_SENDING, &hu->tx_state); + clear_bit(HCI_UART_SENDING, &hu->tx_state); + } while (test_bit(HCI_UART_TX_WAKEUP, &hu->tx_state)); } /* ------- Interface to HCI layer ------ */ diff --git a/drivers/bus/ti-sysc.c b/drivers/bus/ti-sysc.c index 92ecf1a78ec7..45f5530666d3 100644 --- a/drivers/bus/ti-sysc.c +++ b/drivers/bus/ti-sysc.c @@ -1379,6 +1379,8 @@ static const struct sysc_revision_quirk sysc_revision_quirks[] = { SYSC_QUIRK_CLKDM_NOAUTO), SYSC_QUIRK("dwc3", 0x488c0000, 0, 0x10, -ENODEV, 0x500a0200, 0xffffffff, SYSC_QUIRK_CLKDM_NOAUTO), + SYSC_QUIRK("gpmc", 0, 0, 0x10, 0x14, 0x00000060, 0xffffffff, + SYSC_QUIRK_GPMC_DEBUG), SYSC_QUIRK("hdmi", 0, 0, 0x10, -ENODEV, 0x50030200, 0xffffffff, SYSC_QUIRK_OPT_CLKS_NEEDED), SYSC_QUIRK("hdq1w", 0, 0, 0x14, 0x18, 0x00000006, 0xffffffff, @@ -1814,6 +1816,14 @@ static void sysc_init_module_quirks(struct sysc *ddata) return; } +#ifdef CONFIG_OMAP_GPMC_DEBUG + if (ddata->cfg.quirks & SYSC_QUIRK_GPMC_DEBUG) { + ddata->cfg.quirks |= SYSC_QUIRK_NO_RESET_ON_INIT; + + return; + } +#endif + if (ddata->cfg.quirks & SYSC_MODULE_QUIRK_I2C) { ddata->pre_reset_quirk = sysc_pre_reset_quirk_i2c; ddata->post_reset_quirk = sysc_post_reset_quirk_i2c; diff --git a/drivers/char/hw_random/ingenic-trng.c b/drivers/char/hw_random/ingenic-trng.c index 954a8411d67d..0eb80f786f4d 100644 --- a/drivers/char/hw_random/ingenic-trng.c +++ b/drivers/char/hw_random/ingenic-trng.c @@ -113,13 +113,17 @@ static int ingenic_trng_probe(struct platform_device *pdev) ret = hwrng_register(&trng->rng); if (ret) { dev_err(&pdev->dev, "Failed to register hwrng\n"); - return ret; + goto err_unprepare_clk; } platform_set_drvdata(pdev, trng); dev_info(&pdev->dev, "Ingenic DTRNG driver registered\n"); return 0; + +err_unprepare_clk: + clk_disable_unprepare(trng->clk); + return ret; } static int ingenic_trng_remove(struct platform_device *pdev) diff --git a/drivers/char/hw_random/timeriomem-rng.c b/drivers/char/hw_random/timeriomem-rng.c index e262445fed5f..f35f0f31f52a 100644 --- a/drivers/char/hw_random/timeriomem-rng.c +++ b/drivers/char/hw_random/timeriomem-rng.c @@ -69,7 +69,7 @@ static int timeriomem_rng_read(struct hwrng *hwrng, void *data, */ if (retval > 0) usleep_range(period_us, - period_us + min(1, period_us / 100)); + period_us + max(1, period_us / 100)); *(u32 *)data = readl(priv->io_base); retval += sizeof(u32); diff --git a/drivers/char/random.c b/drivers/char/random.c index 2a41b21623ae..f462b9d2f5a5 100644 --- a/drivers/char/random.c +++ b/drivers/char/random.c @@ -1972,7 +1972,7 @@ static long random_ioctl(struct file *f, unsigned int cmd, unsigned long arg) return -EPERM; if (crng_init < 2) return -ENODATA; - crng_reseed(&primary_crng, NULL); + crng_reseed(&primary_crng, &input_pool); crng_global_init_time = jiffies - 1; return 0; default: diff --git a/drivers/char/tpm/tpm.h b/drivers/char/tpm/tpm.h index 947d1db0a5cc..283f78211c3a 100644 --- a/drivers/char/tpm/tpm.h +++ b/drivers/char/tpm/tpm.h @@ -164,8 +164,6 @@ extern const struct file_operations tpmrm_fops; extern struct idr dev_nums_idr; ssize_t tpm_transmit(struct tpm_chip *chip, u8 *buf, size_t bufsiz); -ssize_t tpm_transmit_cmd(struct tpm_chip *chip, struct tpm_buf *buf, - size_t min_rsp_body_length, const char *desc); int tpm_get_timeouts(struct tpm_chip *); int tpm_auto_startup(struct tpm_chip *chip); @@ -194,8 +192,6 @@ static inline void tpm_msleep(unsigned int delay_msec) int tpm_chip_start(struct tpm_chip *chip); void tpm_chip_stop(struct tpm_chip *chip); struct tpm_chip *tpm_find_get_ops(struct tpm_chip *chip); -__must_check int tpm_try_get_ops(struct tpm_chip *chip); -void tpm_put_ops(struct tpm_chip *chip); struct tpm_chip *tpm_chip_alloc(struct device *dev, const struct tpm_class_ops *ops); diff --git a/drivers/char/tpm/tpm_tis_core.c b/drivers/char/tpm/tpm_tis_core.c index 92c51c6cfd1b..a2e0395cbe61 100644 --- a/drivers/char/tpm/tpm_tis_core.c +++ b/drivers/char/tpm/tpm_tis_core.c @@ -125,7 +125,8 @@ static bool check_locality(struct tpm_chip *chip, int l) if (rc < 0) return false; - if ((access & (TPM_ACCESS_ACTIVE_LOCALITY | TPM_ACCESS_VALID)) == + if ((access & (TPM_ACCESS_ACTIVE_LOCALITY | TPM_ACCESS_VALID + | TPM_ACCESS_REQUEST_USE)) == (TPM_ACCESS_ACTIVE_LOCALITY | TPM_ACCESS_VALID)) { priv->locality = l; return true; @@ -134,58 +135,13 @@ static bool check_locality(struct tpm_chip *chip, int l) return false; } -static bool locality_inactive(struct tpm_chip *chip, int l) -{ - struct tpm_tis_data *priv = dev_get_drvdata(&chip->dev); - int rc; - u8 access; - - rc = tpm_tis_read8(priv, TPM_ACCESS(l), &access); - if (rc < 0) - return false; - - if ((access & (TPM_ACCESS_VALID | TPM_ACCESS_ACTIVE_LOCALITY)) - == TPM_ACCESS_VALID) - return true; - - return false; -} - static int release_locality(struct tpm_chip *chip, int l) { struct tpm_tis_data *priv = dev_get_drvdata(&chip->dev); - unsigned long stop, timeout; - long rc; tpm_tis_write8(priv, TPM_ACCESS(l), TPM_ACCESS_ACTIVE_LOCALITY); - stop = jiffies + chip->timeout_a; - - if (chip->flags & TPM_CHIP_FLAG_IRQ) { -again: - timeout = stop - jiffies; - if ((long)timeout <= 0) - return -1; - - rc = wait_event_interruptible_timeout(priv->int_queue, - (locality_inactive(chip, l)), - timeout); - - if (rc > 0) - return 0; - - if (rc == -ERESTARTSYS && freezing(current)) { - clear_thread_flag(TIF_SIGPENDING); - goto again; - } - } else { - do { - if (locality_inactive(chip, l)) - return 0; - tpm_msleep(TPM_TIMEOUT); - } while (time_before(jiffies, stop)); - } - return -1; + return 0; } static int request_locality(struct tpm_chip *chip, int l) @@ -751,12 +707,22 @@ static int tpm_tis_gen_interrupt(struct tpm_chip *chip) const char *desc = "attempting to generate an interrupt"; u32 cap2; cap_t cap; + int ret; + /* TPM 2.0 */ if (chip->flags & TPM_CHIP_FLAG_TPM2) return tpm2_get_tpm_pt(chip, 0x100, &cap2, desc); - else - return tpm1_getcap(chip, TPM_CAP_PROP_TIS_TIMEOUT, &cap, desc, - 0); + + /* TPM 1.2 */ + ret = request_locality(chip, 0); + if (ret < 0) + return ret; + + ret = tpm1_getcap(chip, TPM_CAP_PROP_TIS_TIMEOUT, &cap, desc, 0); + + release_locality(chip, 0); + + return ret; } /* Register the IRQ and issue a command that will cause an interrupt. If an @@ -1063,11 +1029,21 @@ int tpm_tis_core_init(struct device *dev, struct tpm_tis_data *priv, int irq, init_waitqueue_head(&priv->read_queue); init_waitqueue_head(&priv->int_queue); if (irq != -1) { - /* Before doing irq testing issue a command to the TPM in polling mode + /* + * Before doing irq testing issue a command to the TPM in polling mode * to make sure it works. May as well use that command to set the * proper timeouts for the driver. */ - if (tpm_get_timeouts(chip)) { + + rc = request_locality(chip, 0); + if (rc < 0) + goto out_err; + + rc = tpm_get_timeouts(chip); + + release_locality(chip, 0); + + if (rc) { dev_err(dev, "Could not get TPM timeouts and durations\n"); rc = -ENODEV; goto out_err; diff --git a/drivers/clk/clk-ast2600.c b/drivers/clk/clk-ast2600.c index 177368cac6dd..a55b37fc2c8b 100644 --- a/drivers/clk/clk-ast2600.c +++ b/drivers/clk/clk-ast2600.c @@ -17,7 +17,8 @@ #define ASPEED_G6_NUM_CLKS 71 -#define ASPEED_G6_SILICON_REV 0x004 +#define ASPEED_G6_SILICON_REV 0x014 +#define CHIP_REVISION_ID GENMASK(23, 16) #define ASPEED_G6_RESET_CTRL 0x040 #define ASPEED_G6_RESET_CTRL2 0x050 @@ -190,18 +191,34 @@ static struct clk_hw *ast2600_calc_pll(const char *name, u32 val) static struct clk_hw *ast2600_calc_apll(const char *name, u32 val) { unsigned int mult, div; + u32 chip_id = readl(scu_g6_base + ASPEED_G6_SILICON_REV); - if (val & BIT(20)) { - /* Pass through mode */ - mult = div = 1; + if (((chip_id & CHIP_REVISION_ID) >> 16) >= 2) { + if (val & BIT(24)) { + /* Pass through mode */ + mult = div = 1; + } else { + /* F = 25Mhz * [(m + 1) / (n + 1)] / (p + 1) */ + u32 m = val & 0x1fff; + u32 n = (val >> 13) & 0x3f; + u32 p = (val >> 19) & 0xf; + + mult = (m + 1); + div = (n + 1) * (p + 1); + } } else { - /* F = 25Mhz * (2-od) * [(m + 2) / (n + 1)] */ - u32 m = (val >> 5) & 0x3f; - u32 od = (val >> 4) & 0x1; - u32 n = val & 0xf; + if (val & BIT(20)) { + /* Pass through mode */ + mult = div = 1; + } else { + /* F = 25Mhz * (2-od) * [(m + 2) / (n + 1)] */ + u32 m = (val >> 5) & 0x3f; + u32 od = (val >> 4) & 0x1; + u32 n = val & 0xf; - mult = (2 - od) * (m + 2); - div = n + 1; + mult = (2 - od) * (m + 2); + div = n + 1; + } } return clk_hw_register_fixed_factor(NULL, name, "clkin", 0, mult, div); diff --git a/drivers/clk/clk-divider.c b/drivers/clk/clk-divider.c index 8de12cb0c43d..f32157cb4013 100644 --- a/drivers/clk/clk-divider.c +++ b/drivers/clk/clk-divider.c @@ -493,8 +493,13 @@ struct clk_hw *__clk_hw_register_divider(struct device *dev, else init.ops = &clk_divider_ops; init.flags = flags; - init.parent_names = (parent_name ? &parent_name: NULL); - init.num_parents = (parent_name ? 1 : 0); + init.parent_names = parent_name ? &parent_name : NULL; + init.parent_hws = parent_hw ? &parent_hw : NULL; + init.parent_data = parent_data; + if (parent_name || parent_hw || parent_data) + init.num_parents = 1; + else + init.num_parents = 0; /* struct clk_divider assignments */ div->reg = reg; diff --git a/drivers/clk/meson/clk-pll.c b/drivers/clk/meson/clk-pll.c index b17a13e9337c..49f27fe53213 100644 --- a/drivers/clk/meson/clk-pll.c +++ b/drivers/clk/meson/clk-pll.c @@ -365,13 +365,14 @@ static int meson_clk_pll_set_rate(struct clk_hw *hw, unsigned long rate, { struct clk_regmap *clk = to_clk_regmap(hw); struct meson_clk_pll_data *pll = meson_clk_pll_data(clk); - unsigned int enabled, m, n, frac = 0, ret; + unsigned int enabled, m, n, frac = 0; unsigned long old_rate; + int ret; if (parent_rate == 0 || rate == 0) return -EINVAL; - old_rate = rate; + old_rate = clk_hw_get_rate(hw); ret = meson_clk_get_pll_settings(rate, parent_rate, &m, &n, pll); if (ret) @@ -393,7 +394,8 @@ static int meson_clk_pll_set_rate(struct clk_hw *hw, unsigned long rate, if (!enabled) return 0; - if (meson_clk_pll_enable(hw)) { + ret = meson_clk_pll_enable(hw); + if (ret) { pr_warn("%s: pll did not lock, trying to restore old rate %lu\n", __func__, old_rate); /* @@ -405,7 +407,7 @@ static int meson_clk_pll_set_rate(struct clk_hw *hw, unsigned long rate, meson_clk_pll_set_rate(hw, old_rate, parent_rate); } - return 0; + return ret; } /* diff --git a/drivers/clk/qcom/gcc-msm8998.c b/drivers/clk/qcom/gcc-msm8998.c index 867fa7d1bd98..6839358f0b9d 100644 --- a/drivers/clk/qcom/gcc-msm8998.c +++ b/drivers/clk/qcom/gcc-msm8998.c @@ -135,7 +135,7 @@ static struct pll_vco fabia_vco[] = { static struct clk_alpha_pll gpll0 = { .offset = 0x0, - .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_DEFAULT], + .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_FABIA], .vco_table = fabia_vco, .num_vco = ARRAY_SIZE(fabia_vco), .clkr = { @@ -145,58 +145,58 @@ static struct clk_alpha_pll gpll0 = { .name = "gpll0", .parent_names = (const char *[]){ "xo" }, .num_parents = 1, - .ops = &clk_alpha_pll_ops, + .ops = &clk_alpha_pll_fixed_fabia_ops, } }, }; static struct clk_alpha_pll_postdiv gpll0_out_even = { .offset = 0x0, - .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_DEFAULT], + .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_FABIA], .clkr.hw.init = &(struct clk_init_data){ .name = "gpll0_out_even", .parent_names = (const char *[]){ "gpll0" }, .num_parents = 1, - .ops = &clk_alpha_pll_postdiv_ops, + .ops = &clk_alpha_pll_postdiv_fabia_ops, }, }; static struct clk_alpha_pll_postdiv gpll0_out_main = { .offset = 0x0, - .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_DEFAULT], + .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_FABIA], .clkr.hw.init = &(struct clk_init_data){ .name = "gpll0_out_main", .parent_names = (const char *[]){ "gpll0" }, .num_parents = 1, - .ops = &clk_alpha_pll_postdiv_ops, + .ops = &clk_alpha_pll_postdiv_fabia_ops, }, }; static struct clk_alpha_pll_postdiv gpll0_out_odd = { .offset = 0x0, - .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_DEFAULT], + .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_FABIA], .clkr.hw.init = &(struct clk_init_data){ .name = "gpll0_out_odd", .parent_names = (const char *[]){ "gpll0" }, .num_parents = 1, - .ops = &clk_alpha_pll_postdiv_ops, + .ops = &clk_alpha_pll_postdiv_fabia_ops, }, }; static struct clk_alpha_pll_postdiv gpll0_out_test = { .offset = 0x0, - .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_DEFAULT], + .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_FABIA], .clkr.hw.init = &(struct clk_init_data){ .name = "gpll0_out_test", .parent_names = (const char *[]){ "gpll0" }, .num_parents = 1, - .ops = &clk_alpha_pll_postdiv_ops, + .ops = &clk_alpha_pll_postdiv_fabia_ops, }, }; static struct clk_alpha_pll gpll1 = { .offset = 0x1000, - .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_DEFAULT], + .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_FABIA], .vco_table = fabia_vco, .num_vco = ARRAY_SIZE(fabia_vco), .clkr = { @@ -206,58 +206,58 @@ static struct clk_alpha_pll gpll1 = { .name = "gpll1", .parent_names = (const char *[]){ "xo" }, .num_parents = 1, - .ops = &clk_alpha_pll_ops, + .ops = &clk_alpha_pll_fixed_fabia_ops, } }, }; static struct clk_alpha_pll_postdiv gpll1_out_even = { .offset = 0x1000, - .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_DEFAULT], + .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_FABIA], .clkr.hw.init = &(struct clk_init_data){ .name = "gpll1_out_even", .parent_names = (const char *[]){ "gpll1" }, .num_parents = 1, - .ops = &clk_alpha_pll_postdiv_ops, + .ops = &clk_alpha_pll_postdiv_fabia_ops, }, }; static struct clk_alpha_pll_postdiv gpll1_out_main = { .offset = 0x1000, - .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_DEFAULT], + .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_FABIA], .clkr.hw.init = &(struct clk_init_data){ .name = "gpll1_out_main", .parent_names = (const char *[]){ "gpll1" }, .num_parents = 1, - .ops = &clk_alpha_pll_postdiv_ops, + .ops = &clk_alpha_pll_postdiv_fabia_ops, }, }; static struct clk_alpha_pll_postdiv gpll1_out_odd = { .offset = 0x1000, - .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_DEFAULT], + .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_FABIA], .clkr.hw.init = &(struct clk_init_data){ .name = "gpll1_out_odd", .parent_names = (const char *[]){ "gpll1" }, .num_parents = 1, - .ops = &clk_alpha_pll_postdiv_ops, + .ops = &clk_alpha_pll_postdiv_fabia_ops, }, }; static struct clk_alpha_pll_postdiv gpll1_out_test = { .offset = 0x1000, - .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_DEFAULT], + .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_FABIA], .clkr.hw.init = &(struct clk_init_data){ .name = "gpll1_out_test", .parent_names = (const char *[]){ "gpll1" }, .num_parents = 1, - .ops = &clk_alpha_pll_postdiv_ops, + .ops = &clk_alpha_pll_postdiv_fabia_ops, }, }; static struct clk_alpha_pll gpll2 = { .offset = 0x2000, - .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_DEFAULT], + .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_FABIA], .vco_table = fabia_vco, .num_vco = ARRAY_SIZE(fabia_vco), .clkr = { @@ -267,58 +267,58 @@ static struct clk_alpha_pll gpll2 = { .name = "gpll2", .parent_names = (const char *[]){ "xo" }, .num_parents = 1, - .ops = &clk_alpha_pll_ops, + .ops = &clk_alpha_pll_fixed_fabia_ops, } }, }; static struct clk_alpha_pll_postdiv gpll2_out_even = { .offset = 0x2000, - .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_DEFAULT], + .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_FABIA], .clkr.hw.init = &(struct clk_init_data){ .name = "gpll2_out_even", .parent_names = (const char *[]){ "gpll2" }, .num_parents = 1, - .ops = &clk_alpha_pll_postdiv_ops, + .ops = &clk_alpha_pll_postdiv_fabia_ops, }, }; static struct clk_alpha_pll_postdiv gpll2_out_main = { .offset = 0x2000, - .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_DEFAULT], + .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_FABIA], .clkr.hw.init = &(struct clk_init_data){ .name = "gpll2_out_main", .parent_names = (const char *[]){ "gpll2" }, .num_parents = 1, - .ops = &clk_alpha_pll_postdiv_ops, + .ops = &clk_alpha_pll_postdiv_fabia_ops, }, }; static struct clk_alpha_pll_postdiv gpll2_out_odd = { .offset = 0x2000, - .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_DEFAULT], + .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_FABIA], .clkr.hw.init = &(struct clk_init_data){ .name = "gpll2_out_odd", .parent_names = (const char *[]){ "gpll2" }, .num_parents = 1, - .ops = &clk_alpha_pll_postdiv_ops, + .ops = &clk_alpha_pll_postdiv_fabia_ops, }, }; static struct clk_alpha_pll_postdiv gpll2_out_test = { .offset = 0x2000, - .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_DEFAULT], + .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_FABIA], .clkr.hw.init = &(struct clk_init_data){ .name = "gpll2_out_test", .parent_names = (const char *[]){ "gpll2" }, .num_parents = 1, - .ops = &clk_alpha_pll_postdiv_ops, + .ops = &clk_alpha_pll_postdiv_fabia_ops, }, }; static struct clk_alpha_pll gpll3 = { .offset = 0x3000, - .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_DEFAULT], + .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_FABIA], .vco_table = fabia_vco, .num_vco = ARRAY_SIZE(fabia_vco), .clkr = { @@ -328,58 +328,58 @@ static struct clk_alpha_pll gpll3 = { .name = "gpll3", .parent_names = (const char *[]){ "xo" }, .num_parents = 1, - .ops = &clk_alpha_pll_ops, + .ops = &clk_alpha_pll_fixed_fabia_ops, } }, }; static struct clk_alpha_pll_postdiv gpll3_out_even = { .offset = 0x3000, - .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_DEFAULT], + .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_FABIA], .clkr.hw.init = &(struct clk_init_data){ .name = "gpll3_out_even", .parent_names = (const char *[]){ "gpll3" }, .num_parents = 1, - .ops = &clk_alpha_pll_postdiv_ops, + .ops = &clk_alpha_pll_postdiv_fabia_ops, }, }; static struct clk_alpha_pll_postdiv gpll3_out_main = { .offset = 0x3000, - .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_DEFAULT], + .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_FABIA], .clkr.hw.init = &(struct clk_init_data){ .name = "gpll3_out_main", .parent_names = (const char *[]){ "gpll3" }, .num_parents = 1, - .ops = &clk_alpha_pll_postdiv_ops, + .ops = &clk_alpha_pll_postdiv_fabia_ops, }, }; static struct clk_alpha_pll_postdiv gpll3_out_odd = { .offset = 0x3000, - .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_DEFAULT], + .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_FABIA], .clkr.hw.init = &(struct clk_init_data){ .name = "gpll3_out_odd", .parent_names = (const char *[]){ "gpll3" }, .num_parents = 1, - .ops = &clk_alpha_pll_postdiv_ops, + .ops = &clk_alpha_pll_postdiv_fabia_ops, }, }; static struct clk_alpha_pll_postdiv gpll3_out_test = { .offset = 0x3000, - .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_DEFAULT], + .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_FABIA], .clkr.hw.init = &(struct clk_init_data){ .name = "gpll3_out_test", .parent_names = (const char *[]){ "gpll3" }, .num_parents = 1, - .ops = &clk_alpha_pll_postdiv_ops, + .ops = &clk_alpha_pll_postdiv_fabia_ops, }, }; static struct clk_alpha_pll gpll4 = { .offset = 0x77000, - .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_DEFAULT], + .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_FABIA], .vco_table = fabia_vco, .num_vco = ARRAY_SIZE(fabia_vco), .clkr = { @@ -389,52 +389,52 @@ static struct clk_alpha_pll gpll4 = { .name = "gpll4", .parent_names = (const char *[]){ "xo" }, .num_parents = 1, - .ops = &clk_alpha_pll_ops, + .ops = &clk_alpha_pll_fixed_fabia_ops, } }, }; static struct clk_alpha_pll_postdiv gpll4_out_even = { .offset = 0x77000, - .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_DEFAULT], + .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_FABIA], .clkr.hw.init = &(struct clk_init_data){ .name = "gpll4_out_even", .parent_names = (const char *[]){ "gpll4" }, .num_parents = 1, - .ops = &clk_alpha_pll_postdiv_ops, + .ops = &clk_alpha_pll_postdiv_fabia_ops, }, }; static struct clk_alpha_pll_postdiv gpll4_out_main = { .offset = 0x77000, - .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_DEFAULT], + .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_FABIA], .clkr.hw.init = &(struct clk_init_data){ .name = "gpll4_out_main", .parent_names = (const char *[]){ "gpll4" }, .num_parents = 1, - .ops = &clk_alpha_pll_postdiv_ops, + .ops = &clk_alpha_pll_postdiv_fabia_ops, }, }; static struct clk_alpha_pll_postdiv gpll4_out_odd = { .offset = 0x77000, - .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_DEFAULT], + .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_FABIA], .clkr.hw.init = &(struct clk_init_data){ .name = "gpll4_out_odd", .parent_names = (const char *[]){ "gpll4" }, .num_parents = 1, - .ops = &clk_alpha_pll_postdiv_ops, + .ops = &clk_alpha_pll_postdiv_fabia_ops, }, }; static struct clk_alpha_pll_postdiv gpll4_out_test = { .offset = 0x77000, - .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_DEFAULT], + .regs = clk_alpha_pll_regs[CLK_ALPHA_PLL_TYPE_FABIA], .clkr.hw.init = &(struct clk_init_data){ .name = "gpll4_out_test", .parent_names = (const char *[]){ "gpll4" }, .num_parents = 1, - .ops = &clk_alpha_pll_postdiv_ops, + .ops = &clk_alpha_pll_postdiv_fabia_ops, }, }; diff --git a/drivers/clk/qcom/gdsc.c b/drivers/clk/qcom/gdsc.c index af26e0695b86..51ed640e527b 100644 --- a/drivers/clk/qcom/gdsc.c +++ b/drivers/clk/qcom/gdsc.c @@ -183,7 +183,10 @@ static inline int gdsc_assert_reset(struct gdsc *sc) static inline void gdsc_force_mem_on(struct gdsc *sc) { int i; - u32 mask = RETAIN_MEM | RETAIN_PERIPH; + u32 mask = RETAIN_MEM; + + if (!(sc->flags & NO_RET_PERIPH)) + mask |= RETAIN_PERIPH; for (i = 0; i < sc->cxc_count; i++) regmap_update_bits(sc->regmap, sc->cxcs[i], mask, mask); @@ -192,7 +195,10 @@ static inline void gdsc_force_mem_on(struct gdsc *sc) static inline void gdsc_clear_mem_on(struct gdsc *sc) { int i; - u32 mask = RETAIN_MEM | RETAIN_PERIPH; + u32 mask = RETAIN_MEM; + + if (!(sc->flags & NO_RET_PERIPH)) + mask |= RETAIN_PERIPH; for (i = 0; i < sc->cxc_count; i++) regmap_update_bits(sc->regmap, sc->cxcs[i], mask, 0); diff --git a/drivers/clk/qcom/gdsc.h b/drivers/clk/qcom/gdsc.h index bd537438c793..5bb396b344d1 100644 --- a/drivers/clk/qcom/gdsc.h +++ b/drivers/clk/qcom/gdsc.h @@ -42,7 +42,7 @@ struct gdsc { #define PWRSTS_ON BIT(2) #define PWRSTS_OFF_ON (PWRSTS_OFF | PWRSTS_ON) #define PWRSTS_RET_ON (PWRSTS_RET | PWRSTS_ON) - const u8 flags; + const u16 flags; #define VOTABLE BIT(0) #define CLAMP_IO BIT(1) #define HW_CTRL BIT(2) @@ -51,6 +51,7 @@ struct gdsc { #define POLL_CFG_GDSCR BIT(5) #define ALWAYS_ON BIT(6) #define RETAIN_FF_ENABLE BIT(7) +#define NO_RET_PERIPH BIT(8) struct reset_controller_dev *rcdev; unsigned int *resets; unsigned int reset_count; diff --git a/drivers/clk/qcom/gpucc-msm8998.c b/drivers/clk/qcom/gpucc-msm8998.c index 9b3923af02a1..1a518c4915b4 100644 --- a/drivers/clk/qcom/gpucc-msm8998.c +++ b/drivers/clk/qcom/gpucc-msm8998.c @@ -253,12 +253,16 @@ static struct gdsc gpu_cx_gdsc = { static struct gdsc gpu_gx_gdsc = { .gdscr = 0x1094, .clamp_io_ctrl = 0x130, + .resets = (unsigned int []){ GPU_GX_BCR }, + .reset_count = 1, + .cxcs = (unsigned int []){ 0x1098 }, + .cxc_count = 1, .pd = { .name = "gpu_gx", }, .parent = &gpu_cx_gdsc.pd, - .pwrsts = PWRSTS_OFF_ON, - .flags = CLAMP_IO | AON_RESET, + .pwrsts = PWRSTS_OFF_ON | PWRSTS_RET, + .flags = CLAMP_IO | SW_RESET | AON_RESET | NO_RET_PERIPH, }; static struct clk_regmap *gpucc_msm8998_clocks[] = { diff --git a/drivers/clk/renesas/r8a779a0-cpg-mssr.c b/drivers/clk/renesas/r8a779a0-cpg-mssr.c index 046d79416b7d..4ee2706c9c6a 100644 --- a/drivers/clk/renesas/r8a779a0-cpg-mssr.c +++ b/drivers/clk/renesas/r8a779a0-cpg-mssr.c @@ -69,7 +69,6 @@ enum clk_ids { CLK_PLL5_DIV2, CLK_PLL5_DIV4, CLK_S1, - CLK_S2, CLK_S3, CLK_SDSRC, CLK_RPCSRC, @@ -137,7 +136,7 @@ static const struct cpg_core_clk r8a779a0_core_clks[] __initconst = { DEF_FIXED("icu", R8A779A0_CLK_ICU, CLK_PLL5_DIV4, 2, 1), DEF_FIXED("icud2", R8A779A0_CLK_ICUD2, CLK_PLL5_DIV4, 4, 1), DEF_FIXED("vcbus", R8A779A0_CLK_VCBUS, CLK_PLL5_DIV4, 1, 1), - DEF_FIXED("cbfusa", R8A779A0_CLK_CBFUSA, CLK_MAIN, 2, 1), + DEF_FIXED("cbfusa", R8A779A0_CLK_CBFUSA, CLK_EXTAL, 2, 1), DEF_DIV6P1("mso", R8A779A0_CLK_MSO, CLK_PLL5_DIV4, 0x87c), DEF_DIV6P1("canfd", R8A779A0_CLK_CANFD, CLK_PLL5_DIV4, 0x878), diff --git a/drivers/clk/sunxi-ng/ccu-sun50i-h6.c b/drivers/clk/sunxi-ng/ccu-sun50i-h6.c index f2497d0a4683..bff446b78290 100644 --- a/drivers/clk/sunxi-ng/ccu-sun50i-h6.c +++ b/drivers/clk/sunxi-ng/ccu-sun50i-h6.c @@ -237,7 +237,7 @@ static const char * const psi_ahb1_ahb2_parents[] = { "osc24M", "osc32k", static SUNXI_CCU_MP_WITH_MUX(psi_ahb1_ahb2_clk, "psi-ahb1-ahb2", psi_ahb1_ahb2_parents, 0x510, - 0, 5, /* M */ + 0, 2, /* M */ 8, 2, /* P */ 24, 2, /* mux */ 0); @@ -246,19 +246,19 @@ static const char * const ahb3_apb1_apb2_parents[] = { "osc24M", "osc32k", "psi-ahb1-ahb2", "pll-periph0" }; static SUNXI_CCU_MP_WITH_MUX(ahb3_clk, "ahb3", ahb3_apb1_apb2_parents, 0x51c, - 0, 5, /* M */ + 0, 2, /* M */ 8, 2, /* P */ 24, 2, /* mux */ 0); static SUNXI_CCU_MP_WITH_MUX(apb1_clk, "apb1", ahb3_apb1_apb2_parents, 0x520, - 0, 5, /* M */ + 0, 2, /* M */ 8, 2, /* P */ 24, 2, /* mux */ 0); static SUNXI_CCU_MP_WITH_MUX(apb2_clk, "apb2", ahb3_apb1_apb2_parents, 0x524, - 0, 5, /* M */ + 0, 2, /* M */ 8, 2, /* P */ 24, 2, /* mux */ 0); @@ -682,7 +682,7 @@ static struct ccu_mux hdmi_cec_clk = { .common = { .reg = 0xb10, - .features = CCU_FEATURE_VARIABLE_PREDIV, + .features = CCU_FEATURE_FIXED_PREDIV, .hw.init = CLK_HW_INIT_PARENTS("hdmi-cec", hdmi_cec_parents, &ccu_mux_ops, diff --git a/drivers/clocksource/Kconfig b/drivers/clocksource/Kconfig index d9bf1b367147..ed29315dd310 100644 --- a/drivers/clocksource/Kconfig +++ b/drivers/clocksource/Kconfig @@ -79,6 +79,7 @@ config IXP4XX_TIMER bool "Intel XScale IXP4xx timer driver" if COMPILE_TEST depends on HAS_IOMEM select CLKSRC_MMIO + select TIMER_OF if OF help Enables support for the Intel XScale IXP4xx SoC timer. diff --git a/drivers/clocksource/mxs_timer.c b/drivers/clocksource/mxs_timer.c index bc96a4cbf26c..e52e12d27d2a 100644 --- a/drivers/clocksource/mxs_timer.c +++ b/drivers/clocksource/mxs_timer.c @@ -131,10 +131,7 @@ static void mxs_irq_clear(char *state) /* Clear pending interrupt */ timrot_irq_acknowledge(); - -#ifdef DEBUG - pr_info("%s: changing mode to %s\n", __func__, state) -#endif /* DEBUG */ + pr_debug("%s: changing mode to %s\n", __func__, state); } static int mxs_shutdown(struct clock_event_device *evt) diff --git a/drivers/counter/stm32-timer-cnt.c b/drivers/counter/stm32-timer-cnt.c index ef2a974a2f10..75bc401fdd18 100644 --- a/drivers/counter/stm32-timer-cnt.c +++ b/drivers/counter/stm32-timer-cnt.c @@ -31,7 +31,7 @@ struct stm32_timer_cnt { struct counter_device counter; struct regmap *regmap; struct clk *clk; - u32 ceiling; + u32 max_arr; bool enabled; struct stm32_timer_regs bak; }; @@ -44,13 +44,14 @@ struct stm32_timer_cnt { * @STM32_COUNT_ENCODER_MODE_3: counts on both TI1FP1 and TI2FP2 edges */ enum stm32_count_function { - STM32_COUNT_SLAVE_MODE_DISABLED = -1, + STM32_COUNT_SLAVE_MODE_DISABLED, STM32_COUNT_ENCODER_MODE_1, STM32_COUNT_ENCODER_MODE_2, STM32_COUNT_ENCODER_MODE_3, }; static enum counter_count_function stm32_count_functions[] = { + [STM32_COUNT_SLAVE_MODE_DISABLED] = COUNTER_COUNT_FUNCTION_INCREASE, [STM32_COUNT_ENCODER_MODE_1] = COUNTER_COUNT_FUNCTION_QUADRATURE_X2_A, [STM32_COUNT_ENCODER_MODE_2] = COUNTER_COUNT_FUNCTION_QUADRATURE_X2_B, [STM32_COUNT_ENCODER_MODE_3] = COUNTER_COUNT_FUNCTION_QUADRATURE_X4, @@ -73,8 +74,10 @@ static int stm32_count_write(struct counter_device *counter, const unsigned long val) { struct stm32_timer_cnt *const priv = counter->priv; + u32 ceiling; - if (val > priv->ceiling) + regmap_read(priv->regmap, TIM_ARR, &ceiling); + if (val > ceiling) return -EINVAL; return regmap_write(priv->regmap, TIM_CNT, val); @@ -90,6 +93,9 @@ static int stm32_count_function_get(struct counter_device *counter, regmap_read(priv->regmap, TIM_SMCR, &smcr); switch (smcr & TIM_SMCR_SMS) { + case 0: + *function = STM32_COUNT_SLAVE_MODE_DISABLED; + return 0; case 1: *function = STM32_COUNT_ENCODER_MODE_1; return 0; @@ -99,9 +105,9 @@ static int stm32_count_function_get(struct counter_device *counter, case 3: *function = STM32_COUNT_ENCODER_MODE_3; return 0; + default: + return -EINVAL; } - - return -EINVAL; } static int stm32_count_function_set(struct counter_device *counter, @@ -112,6 +118,9 @@ static int stm32_count_function_set(struct counter_device *counter, u32 cr1, sms; switch (function) { + case STM32_COUNT_SLAVE_MODE_DISABLED: + sms = 0; + break; case STM32_COUNT_ENCODER_MODE_1: sms = 1; break; @@ -122,8 +131,7 @@ static int stm32_count_function_set(struct counter_device *counter, sms = 3; break; default: - sms = 0; - break; + return -EINVAL; } /* Store enable status */ @@ -131,10 +139,6 @@ static int stm32_count_function_set(struct counter_device *counter, regmap_update_bits(priv->regmap, TIM_CR1, TIM_CR1_CEN, 0); - /* TIMx_ARR register shouldn't be buffered (ARPE=0) */ - regmap_update_bits(priv->regmap, TIM_CR1, TIM_CR1_ARPE, 0); - regmap_write(priv->regmap, TIM_ARR, priv->ceiling); - regmap_update_bits(priv->regmap, TIM_SMCR, TIM_SMCR_SMS, sms); /* Make sure that registers are updated */ @@ -185,11 +189,13 @@ static ssize_t stm32_count_ceiling_write(struct counter_device *counter, if (ret) return ret; + if (ceiling > priv->max_arr) + return -ERANGE; + /* TIMx_ARR register shouldn't be buffered (ARPE=0) */ regmap_update_bits(priv->regmap, TIM_CR1, TIM_CR1_ARPE, 0); regmap_write(priv->regmap, TIM_ARR, ceiling); - priv->ceiling = ceiling; return len; } @@ -274,31 +280,36 @@ static int stm32_action_get(struct counter_device *counter, size_t function; int err; - /* Default action mode (e.g. STM32_COUNT_SLAVE_MODE_DISABLED) */ - *action = STM32_SYNAPSE_ACTION_NONE; - err = stm32_count_function_get(counter, count, &function); if (err) - return 0; + return err; switch (function) { + case STM32_COUNT_SLAVE_MODE_DISABLED: + /* counts on internal clock when CEN=1 */ + *action = STM32_SYNAPSE_ACTION_NONE; + return 0; case STM32_COUNT_ENCODER_MODE_1: /* counts up/down on TI1FP1 edge depending on TI2FP2 level */ if (synapse->signal->id == count->synapses[0].signal->id) *action = STM32_SYNAPSE_ACTION_BOTH_EDGES; - break; + else + *action = STM32_SYNAPSE_ACTION_NONE; + return 0; case STM32_COUNT_ENCODER_MODE_2: /* counts up/down on TI2FP2 edge depending on TI1FP1 level */ if (synapse->signal->id == count->synapses[1].signal->id) *action = STM32_SYNAPSE_ACTION_BOTH_EDGES; - break; + else + *action = STM32_SYNAPSE_ACTION_NONE; + return 0; case STM32_COUNT_ENCODER_MODE_3: /* counts up/down on both TI1FP1 and TI2FP2 edges */ *action = STM32_SYNAPSE_ACTION_BOTH_EDGES; - break; + return 0; + default: + return -EINVAL; } - - return 0; } static const struct counter_ops stm32_timer_cnt_ops = { @@ -359,7 +370,7 @@ static int stm32_timer_cnt_probe(struct platform_device *pdev) priv->regmap = ddata->regmap; priv->clk = ddata->clk; - priv->ceiling = ddata->max_arr; + priv->max_arr = ddata->max_arr; priv->counter.name = dev_name(dev); priv->counter.parent = dev; diff --git a/drivers/cpufreq/acpi-cpufreq.c b/drivers/cpufreq/acpi-cpufreq.c index d3e5a6fceb61..d1bbc16fba4b 100644 --- a/drivers/cpufreq/acpi-cpufreq.c +++ b/drivers/cpufreq/acpi-cpufreq.c @@ -54,7 +54,6 @@ struct acpi_cpufreq_data { unsigned int resume; unsigned int cpu_feature; unsigned int acpi_perf_cpu; - unsigned int first_perf_state; cpumask_var_t freqdomain_cpus; void (*cpu_freq_write)(struct acpi_pct_register *reg, u32 val); u32 (*cpu_freq_read)(struct acpi_pct_register *reg); @@ -223,10 +222,10 @@ static unsigned extract_msr(struct cpufreq_policy *policy, u32 msr) perf = to_perf_data(data); - cpufreq_for_each_entry(pos, policy->freq_table + data->first_perf_state) + cpufreq_for_each_entry(pos, policy->freq_table) if (msr == perf->states[pos->driver_data].status) return pos->frequency; - return policy->freq_table[data->first_perf_state].frequency; + return policy->freq_table[0].frequency; } static unsigned extract_freq(struct cpufreq_policy *policy, u32 val) @@ -365,7 +364,6 @@ static unsigned int get_cur_freq_on_cpu(unsigned int cpu) struct cpufreq_policy *policy; unsigned int freq; unsigned int cached_freq; - unsigned int state; pr_debug("%s (%d)\n", __func__, cpu); @@ -377,11 +375,7 @@ static unsigned int get_cur_freq_on_cpu(unsigned int cpu) if (unlikely(!data || !policy->freq_table)) return 0; - state = to_perf_data(data)->state; - if (state < data->first_perf_state) - state = data->first_perf_state; - - cached_freq = policy->freq_table[state].frequency; + cached_freq = policy->freq_table[to_perf_data(data)->state].frequency; freq = extract_freq(policy, get_cur_val(cpumask_of(cpu), data)); if (freq != cached_freq) { /* @@ -680,7 +674,6 @@ static int acpi_cpufreq_cpu_init(struct cpufreq_policy *policy) struct cpuinfo_x86 *c = &cpu_data(cpu); unsigned int valid_states = 0; unsigned int result = 0; - unsigned int state_count; u64 max_boost_ratio; unsigned int i; #ifdef CONFIG_SMP @@ -795,28 +788,8 @@ static int acpi_cpufreq_cpu_init(struct cpufreq_policy *policy) goto err_unreg; } - state_count = perf->state_count + 1; - - max_boost_ratio = get_max_boost_ratio(cpu); - if (max_boost_ratio) { - /* - * Make a room for one more entry to represent the highest - * available "boost" frequency. - */ - state_count++; - valid_states++; - data->first_perf_state = valid_states; - } else { - /* - * If the maximum "boost" frequency is unknown, ask the arch - * scale-invariance code to use the "nominal" performance for - * CPU utilization scaling so as to prevent the schedutil - * governor from selecting inadequate CPU frequencies. - */ - arch_set_max_freq_ratio(true); - } - - freq_table = kcalloc(state_count, sizeof(*freq_table), GFP_KERNEL); + freq_table = kcalloc(perf->state_count + 1, sizeof(*freq_table), + GFP_KERNEL); if (!freq_table) { result = -ENOMEM; goto err_unreg; @@ -851,27 +824,25 @@ static int acpi_cpufreq_cpu_init(struct cpufreq_policy *policy) } freq_table[valid_states].frequency = CPUFREQ_TABLE_END; + max_boost_ratio = get_max_boost_ratio(cpu); if (max_boost_ratio) { - unsigned int state = data->first_perf_state; - unsigned int freq = freq_table[state].frequency; + unsigned int freq = freq_table[0].frequency; /* * Because the loop above sorts the freq_table entries in the * descending order, freq is the maximum frequency in the table. * Assume that it corresponds to the CPPC nominal frequency and - * use it to populate the frequency field of the extra "boost" - * frequency entry. + * use it to set cpuinfo.max_freq. */ - freq_table[0].frequency = freq * max_boost_ratio >> SCHED_CAPACITY_SHIFT; + policy->cpuinfo.max_freq = freq * max_boost_ratio >> SCHED_CAPACITY_SHIFT; + } else { /* - * The purpose of the extra "boost" frequency entry is to make - * the rest of cpufreq aware of the real maximum frequency, but - * the way to request it is the same as for the first_perf_state - * entry that is expected to cover the entire range of "boost" - * frequencies of the CPU, so copy the driver_data value from - * that entry. + * If the maximum "boost" frequency is unknown, ask the arch + * scale-invariance code to use the "nominal" performance for + * CPU utilization scaling so as to prevent the schedutil + * governor from selecting inadequate CPU frequencies. */ - freq_table[0].driver_data = freq_table[state].driver_data; + arch_set_max_freq_ratio(true); } policy->freq_table = freq_table; @@ -947,8 +918,7 @@ static void acpi_cpufreq_cpu_ready(struct cpufreq_policy *policy) { struct acpi_processor_performance *perf = per_cpu_ptr(acpi_perf_data, policy->cpu); - struct acpi_cpufreq_data *data = policy->driver_data; - unsigned int freq = policy->freq_table[data->first_perf_state].frequency; + unsigned int freq = policy->freq_table[0].frequency; if (perf->states[0].core_frequency * 1000 != freq) pr_warn(FW_WARN "P-state 0 is not max freq\n"); diff --git a/drivers/cpufreq/brcmstb-avs-cpufreq.c b/drivers/cpufreq/brcmstb-avs-cpufreq.c index 3e31e5d28b79..4153150e20db 100644 --- a/drivers/cpufreq/brcmstb-avs-cpufreq.c +++ b/drivers/cpufreq/brcmstb-avs-cpufreq.c @@ -597,6 +597,16 @@ unmap_base: return ret; } +static void brcm_avs_prepare_uninit(struct platform_device *pdev) +{ + struct private_data *priv; + + priv = platform_get_drvdata(pdev); + + iounmap(priv->avs_intr_base); + iounmap(priv->base); +} + static int brcm_avs_cpufreq_init(struct cpufreq_policy *policy) { struct cpufreq_frequency_table *freq_table; @@ -732,21 +742,21 @@ static int brcm_avs_cpufreq_probe(struct platform_device *pdev) brcm_avs_driver.driver_data = pdev; - return cpufreq_register_driver(&brcm_avs_driver); + ret = cpufreq_register_driver(&brcm_avs_driver); + if (ret) + brcm_avs_prepare_uninit(pdev); + + return ret; } static int brcm_avs_cpufreq_remove(struct platform_device *pdev) { - struct private_data *priv; int ret; ret = cpufreq_unregister_driver(&brcm_avs_driver); - if (ret) - return ret; + WARN_ON(ret); - priv = platform_get_drvdata(pdev); - iounmap(priv->base); - iounmap(priv->avs_intr_base); + brcm_avs_prepare_uninit(pdev); return 0; } diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c index 4324e1e3d854..1e6b0eff68fb 100644 --- a/drivers/cpufreq/cpufreq.c +++ b/drivers/cpufreq/cpufreq.c @@ -2539,6 +2539,7 @@ static int cpufreq_set_policy(struct cpufreq_policy *policy, return ret; } +EXPORT_TRACEPOINT_SYMBOL_GPL(cpu_frequency_limits); /** * cpufreq_update_policy - Re-evaluate an existing cpufreq policy. diff --git a/drivers/cpufreq/freq_table.c b/drivers/cpufreq/freq_table.c index 1128ba219aba..483b51854a61 100644 --- a/drivers/cpufreq/freq_table.c +++ b/drivers/cpufreq/freq_table.c @@ -54,7 +54,13 @@ int cpufreq_frequency_table_cpuinfo(struct cpufreq_policy *policy, trace_android_vh_freq_table_limits(policy, min_freq, max_freq); policy->min = policy->cpuinfo.min_freq = min_freq; - policy->max = policy->cpuinfo.max_freq = max_freq; + policy->max = max_freq; + /* + * If the driver has set its own cpuinfo.max_freq above max_freq, leave + * it as is. + */ + if (policy->cpuinfo.max_freq < max_freq) + policy->max = policy->cpuinfo.max_freq = max_freq; if (policy->min == ~0) return -EINVAL; diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c index cb95da684457..c8ae8554f4c9 100644 --- a/drivers/cpufreq/intel_pstate.c +++ b/drivers/cpufreq/intel_pstate.c @@ -829,13 +829,13 @@ static struct freq_attr *hwp_cpufreq_attrs[] = { NULL, }; -static void intel_pstate_get_hwp_max(unsigned int cpu, int *phy_max, +static void intel_pstate_get_hwp_max(struct cpudata *cpu, int *phy_max, int *current_max) { u64 cap; - rdmsrl_on_cpu(cpu, MSR_HWP_CAPABILITIES, &cap); - WRITE_ONCE(all_cpu_data[cpu]->hwp_cap_cached, cap); + rdmsrl_on_cpu(cpu->cpu, MSR_HWP_CAPABILITIES, &cap); + WRITE_ONCE(cpu->hwp_cap_cached, cap); if (global.no_turbo || global.turbo_disabled) *current_max = HWP_GUARANTEED_PERF(cap); else @@ -1223,7 +1223,7 @@ static void update_qos_request(enum freq_qos_req_type type) continue; if (hwp_active) - intel_pstate_get_hwp_max(i, &turbo_max, &max_state); + intel_pstate_get_hwp_max(cpu, &turbo_max, &max_state); else turbo_max = cpu->pstate.turbo_pstate; @@ -1724,21 +1724,22 @@ static void intel_pstate_max_within_limits(struct cpudata *cpu) static void intel_pstate_get_cpu_pstates(struct cpudata *cpu) { cpu->pstate.min_pstate = pstate_funcs.get_min(); - cpu->pstate.max_pstate = pstate_funcs.get_max(); cpu->pstate.max_pstate_physical = pstate_funcs.get_max_physical(); cpu->pstate.turbo_pstate = pstate_funcs.get_turbo(); cpu->pstate.scaling = pstate_funcs.get_scaling(); - cpu->pstate.max_freq = cpu->pstate.max_pstate * cpu->pstate.scaling; if (hwp_active && !hwp_mode_bdw) { unsigned int phy_max, current_max; - intel_pstate_get_hwp_max(cpu->cpu, &phy_max, ¤t_max); + intel_pstate_get_hwp_max(cpu, &phy_max, ¤t_max); cpu->pstate.turbo_freq = phy_max * cpu->pstate.scaling; cpu->pstate.turbo_pstate = phy_max; + cpu->pstate.max_pstate = HWP_GUARANTEED_PERF(READ_ONCE(cpu->hwp_cap_cached)); } else { cpu->pstate.turbo_freq = cpu->pstate.turbo_pstate * cpu->pstate.scaling; + cpu->pstate.max_pstate = pstate_funcs.get_max(); } + cpu->pstate.max_freq = cpu->pstate.max_pstate * cpu->pstate.scaling; if (pstate_funcs.get_aperf_mperf_shift) cpu->aperf_mperf_shift = pstate_funcs.get_aperf_mperf_shift(); @@ -2217,7 +2218,7 @@ static void intel_pstate_update_perf_limits(struct cpudata *cpu, * rather than pure ratios. */ if (hwp_active) { - intel_pstate_get_hwp_max(cpu->cpu, &turbo_max, &max_state); + intel_pstate_get_hwp_max(cpu, &turbo_max, &max_state); } else { max_state = global.no_turbo || global.turbo_disabled ? cpu->pstate.max_pstate : cpu->pstate.turbo_pstate; @@ -2332,7 +2333,7 @@ static void intel_pstate_verify_cpu_policy(struct cpudata *cpu, if (hwp_active) { int max_state, turbo_max; - intel_pstate_get_hwp_max(cpu->cpu, &turbo_max, &max_state); + intel_pstate_get_hwp_max(cpu, &turbo_max, &max_state); max_freq = max_state * cpu->pstate.scaling; } else { max_freq = intel_pstate_get_max_freq(cpu); @@ -2675,7 +2676,7 @@ static int intel_cpufreq_cpu_init(struct cpufreq_policy *policy) if (hwp_active) { u64 value; - intel_pstate_get_hwp_max(policy->cpu, &turbo_max, &max_state); + intel_pstate_get_hwp_max(cpu, &turbo_max, &max_state); policy->transition_delay_us = INTEL_CPUFREQ_TRANSITION_DELAY_HWP; rdmsrl_on_cpu(cpu->cpu, MSR_HWP_REQUEST, &value); WRITE_ONCE(cpu->hwp_req_cached, value); diff --git a/drivers/cpufreq/qcom-cpufreq-hw.c b/drivers/cpufreq/qcom-cpufreq-hw.c index 9ed5341dc515..6de07556665b 100644 --- a/drivers/cpufreq/qcom-cpufreq-hw.c +++ b/drivers/cpufreq/qcom-cpufreq-hw.c @@ -32,6 +32,7 @@ struct qcom_cpufreq_soc_data { struct qcom_cpufreq_data { void __iomem *base; + struct resource *res; const struct qcom_cpufreq_soc_data *soc_data; }; @@ -280,6 +281,7 @@ static int qcom_cpufreq_hw_cpu_init(struct cpufreq_policy *policy) struct of_phandle_args args; struct device_node *cpu_np; struct device *cpu_dev; + struct resource *res; void __iomem *base; struct qcom_cpufreq_data *data; int ret, index; @@ -303,18 +305,33 @@ static int qcom_cpufreq_hw_cpu_init(struct cpufreq_policy *policy) index = args.args[0]; - base = devm_platform_ioremap_resource(pdev, index); - if (IS_ERR(base)) - return PTR_ERR(base); + res = platform_get_resource(pdev, IORESOURCE_MEM, index); + if (!res) { + dev_err(dev, "failed to get mem resource %d\n", index); + return -ENODEV; + } - data = devm_kzalloc(dev, sizeof(*data), GFP_KERNEL); + if (!request_mem_region(res->start, resource_size(res), res->name)) { + dev_err(dev, "failed to request resource %pR\n", res); + return -EBUSY; + } + + base = ioremap(res->start, resource_size(res)); + if (!base) { + dev_err(dev, "failed to map resource %pR\n", res); + ret = -ENOMEM; + goto release_region; + } + + data = kzalloc(sizeof(*data), GFP_KERNEL); if (!data) { ret = -ENOMEM; - goto error; + goto unmap_base; } data->soc_data = of_device_get_match_data(&pdev->dev); data->base = base; + data->res = res; /* HW should be in enabled state to proceed */ if (!(readl_relaxed(base + data->soc_data->reg_enable) & 0x1)) { @@ -349,7 +366,11 @@ static int qcom_cpufreq_hw_cpu_init(struct cpufreq_policy *policy) return 0; error: - devm_iounmap(dev, base); + kfree(data); +unmap_base: + iounmap(base); +release_region: + release_mem_region(res->start, resource_size(res)); return ret; } @@ -357,12 +378,15 @@ static int qcom_cpufreq_hw_cpu_exit(struct cpufreq_policy *policy) { struct device *cpu_dev = get_cpu_device(policy->cpu); struct qcom_cpufreq_data *data = policy->driver_data; - struct platform_device *pdev = cpufreq_get_driver_data(); + struct resource *res = data->res; + void __iomem *base = data->base; dev_pm_opp_remove_all_dynamic(cpu_dev); dev_pm_opp_of_cpumask_remove_table(policy->related_cpus); kfree(policy->freq_table); - devm_iounmap(&pdev->dev, data->base); + kfree(data); + iounmap(base); + release_mem_region(res->start, resource_size(res)); return 0; } diff --git a/drivers/cpuidle/cpuidle.c b/drivers/cpuidle/cpuidle.c index 84fdc7cc89cd..3bf28f4ebe74 100644 --- a/drivers/cpuidle/cpuidle.c +++ b/drivers/cpuidle/cpuidle.c @@ -203,10 +203,18 @@ int cpuidle_enter_state(struct cpuidle_device *dev, struct cpuidle_driver *drv, { int entered_state; - struct cpuidle_state *target_state = &drv->states[index]; - bool broadcast = !!(target_state->flags & CPUIDLE_FLAG_TIMER_STOP); + struct cpuidle_state *target_state; + bool broadcast; ktime_t time_start, time_end; + /* + * The vendor hook may modify index, which means target_state and + * broadcast must be assigned after the vendor hook. + */ + trace_android_vh_cpu_idle_enter(&index, dev); + target_state = &drv->states[index]; + broadcast = !!(target_state->flags & CPUIDLE_FLAG_TIMER_STOP); + /* * Tell the time framework to switch to a broadcast timer because our * local timer will be shut down. If a local timer is used from another @@ -229,7 +237,6 @@ int cpuidle_enter_state(struct cpuidle_device *dev, struct cpuidle_driver *drv, /* Take note of the planned idle state. */ sched_idle_set_state(target_state); - trace_android_vh_cpu_idle_enter(&index, dev); trace_cpu_idle(index, dev->cpu); time_start = ns_to_ktime(local_clock()); diff --git a/drivers/crypto/allwinner/sun4i-ss/sun4i-ss-cipher.c b/drivers/crypto/allwinner/sun4i-ss/sun4i-ss-cipher.c index b72de8939497..ffa628c89e21 100644 --- a/drivers/crypto/allwinner/sun4i-ss/sun4i-ss-cipher.c +++ b/drivers/crypto/allwinner/sun4i-ss/sun4i-ss-cipher.c @@ -20,6 +20,7 @@ static int noinline_for_stack sun4i_ss_opti_poll(struct skcipher_request *areq) unsigned int ivsize = crypto_skcipher_ivsize(tfm); struct sun4i_cipher_req_ctx *ctx = skcipher_request_ctx(areq); u32 mode = ctx->mode; + void *backup_iv = NULL; /* when activating SS, the default FIFO space is SS_RX_DEFAULT(32) */ u32 rx_cnt = SS_RX_DEFAULT; u32 tx_cnt = 0; @@ -30,6 +31,8 @@ static int noinline_for_stack sun4i_ss_opti_poll(struct skcipher_request *areq) unsigned int ileft = areq->cryptlen; unsigned int oleft = areq->cryptlen; unsigned int todo; + unsigned long pi = 0, po = 0; /* progress for in and out */ + bool miter_err; struct sg_mapping_iter mi, mo; unsigned int oi, oo; /* offset for in and out */ unsigned long flags; @@ -42,52 +45,71 @@ static int noinline_for_stack sun4i_ss_opti_poll(struct skcipher_request *areq) return -EINVAL; } + if (areq->iv && ivsize > 0 && mode & SS_DECRYPTION) { + backup_iv = kzalloc(ivsize, GFP_KERNEL); + if (!backup_iv) + return -ENOMEM; + scatterwalk_map_and_copy(backup_iv, areq->src, areq->cryptlen - ivsize, ivsize, 0); + } + spin_lock_irqsave(&ss->slock, flags); - for (i = 0; i < op->keylen; i += 4) - writel(*(op->key + i / 4), ss->base + SS_KEY0 + i); + for (i = 0; i < op->keylen / 4; i++) + writesl(ss->base + SS_KEY0 + i * 4, &op->key[i], 1); if (areq->iv) { for (i = 0; i < 4 && i < ivsize / 4; i++) { v = *(u32 *)(areq->iv + i * 4); - writel(v, ss->base + SS_IV0 + i * 4); + writesl(ss->base + SS_IV0 + i * 4, &v, 1); } } writel(mode, ss->base + SS_CTL); - sg_miter_start(&mi, areq->src, sg_nents(areq->src), - SG_MITER_FROM_SG | SG_MITER_ATOMIC); - sg_miter_start(&mo, areq->dst, sg_nents(areq->dst), - SG_MITER_TO_SG | SG_MITER_ATOMIC); - sg_miter_next(&mi); - sg_miter_next(&mo); - if (!mi.addr || !mo.addr) { - dev_err_ratelimited(ss->dev, "ERROR: sg_miter return null\n"); - err = -EINVAL; - goto release_ss; - } ileft = areq->cryptlen / 4; oleft = areq->cryptlen / 4; oi = 0; oo = 0; do { - todo = min(rx_cnt, ileft); - todo = min_t(size_t, todo, (mi.length - oi) / 4); - if (todo) { - ileft -= todo; - writesl(ss->base + SS_RXFIFO, mi.addr + oi, todo); - oi += todo * 4; - } - if (oi == mi.length) { - sg_miter_next(&mi); - oi = 0; + if (ileft) { + sg_miter_start(&mi, areq->src, sg_nents(areq->src), + SG_MITER_FROM_SG | SG_MITER_ATOMIC); + if (pi) + sg_miter_skip(&mi, pi); + miter_err = sg_miter_next(&mi); + if (!miter_err || !mi.addr) { + dev_err_ratelimited(ss->dev, "ERROR: sg_miter return null\n"); + err = -EINVAL; + goto release_ss; + } + todo = min(rx_cnt, ileft); + todo = min_t(size_t, todo, (mi.length - oi) / 4); + if (todo) { + ileft -= todo; + writesl(ss->base + SS_RXFIFO, mi.addr + oi, todo); + oi += todo * 4; + } + if (oi == mi.length) { + pi += mi.length; + oi = 0; + } + sg_miter_stop(&mi); } spaces = readl(ss->base + SS_FCSR); rx_cnt = SS_RXFIFO_SPACES(spaces); tx_cnt = SS_TXFIFO_SPACES(spaces); + sg_miter_start(&mo, areq->dst, sg_nents(areq->dst), + SG_MITER_TO_SG | SG_MITER_ATOMIC); + if (po) + sg_miter_skip(&mo, po); + miter_err = sg_miter_next(&mo); + if (!miter_err || !mo.addr) { + dev_err_ratelimited(ss->dev, "ERROR: sg_miter return null\n"); + err = -EINVAL; + goto release_ss; + } todo = min(tx_cnt, oleft); todo = min_t(size_t, todo, (mo.length - oo) / 4); if (todo) { @@ -96,21 +118,23 @@ static int noinline_for_stack sun4i_ss_opti_poll(struct skcipher_request *areq) oo += todo * 4; } if (oo == mo.length) { - sg_miter_next(&mo); oo = 0; + po += mo.length; } + sg_miter_stop(&mo); } while (oleft); if (areq->iv) { - for (i = 0; i < 4 && i < ivsize / 4; i++) { - v = readl(ss->base + SS_IV0 + i * 4); - *(u32 *)(areq->iv + i * 4) = v; + if (mode & SS_DECRYPTION) { + memcpy(areq->iv, backup_iv, ivsize); + kfree_sensitive(backup_iv); + } else { + scatterwalk_map_and_copy(areq->iv, areq->dst, areq->cryptlen - ivsize, + ivsize, 0); } } release_ss: - sg_miter_stop(&mi); - sg_miter_stop(&mo); writel(0, ss->base + SS_CTL); spin_unlock_irqrestore(&ss->slock, flags); return err; @@ -161,13 +185,16 @@ static int sun4i_ss_cipher_poll(struct skcipher_request *areq) unsigned int ileft = areq->cryptlen; unsigned int oleft = areq->cryptlen; unsigned int todo; + void *backup_iv = NULL; struct sg_mapping_iter mi, mo; + unsigned long pi = 0, po = 0; /* progress for in and out */ + bool miter_err; unsigned int oi, oo; /* offset for in and out */ unsigned int ob = 0; /* offset in buf */ unsigned int obo = 0; /* offset in bufo*/ unsigned int obl = 0; /* length of data in bufo */ unsigned long flags; - bool need_fallback; + bool need_fallback = false; if (!areq->cryptlen) return 0; @@ -186,12 +213,12 @@ static int sun4i_ss_cipher_poll(struct skcipher_request *areq) * we can use the SS optimized function */ while (in_sg && no_chunk == 1) { - if (in_sg->length % 4) + if ((in_sg->length | in_sg->offset) & 3u) no_chunk = 0; in_sg = sg_next(in_sg); } while (out_sg && no_chunk == 1) { - if (out_sg->length % 4) + if ((out_sg->length | out_sg->offset) & 3u) no_chunk = 0; out_sg = sg_next(out_sg); } @@ -202,30 +229,26 @@ static int sun4i_ss_cipher_poll(struct skcipher_request *areq) if (need_fallback) return sun4i_ss_cipher_poll_fallback(areq); + if (areq->iv && ivsize > 0 && mode & SS_DECRYPTION) { + backup_iv = kzalloc(ivsize, GFP_KERNEL); + if (!backup_iv) + return -ENOMEM; + scatterwalk_map_and_copy(backup_iv, areq->src, areq->cryptlen - ivsize, ivsize, 0); + } + spin_lock_irqsave(&ss->slock, flags); - for (i = 0; i < op->keylen; i += 4) - writel(*(op->key + i / 4), ss->base + SS_KEY0 + i); + for (i = 0; i < op->keylen / 4; i++) + writesl(ss->base + SS_KEY0 + i * 4, &op->key[i], 1); if (areq->iv) { for (i = 0; i < 4 && i < ivsize / 4; i++) { v = *(u32 *)(areq->iv + i * 4); - writel(v, ss->base + SS_IV0 + i * 4); + writesl(ss->base + SS_IV0 + i * 4, &v, 1); } } writel(mode, ss->base + SS_CTL); - sg_miter_start(&mi, areq->src, sg_nents(areq->src), - SG_MITER_FROM_SG | SG_MITER_ATOMIC); - sg_miter_start(&mo, areq->dst, sg_nents(areq->dst), - SG_MITER_TO_SG | SG_MITER_ATOMIC); - sg_miter_next(&mi); - sg_miter_next(&mo); - if (!mi.addr || !mo.addr) { - dev_err_ratelimited(ss->dev, "ERROR: sg_miter return null\n"); - err = -EINVAL; - goto release_ss; - } ileft = areq->cryptlen; oleft = areq->cryptlen; oi = 0; @@ -233,8 +256,16 @@ static int sun4i_ss_cipher_poll(struct skcipher_request *areq) while (oleft) { if (ileft) { - char buf[4 * SS_RX_MAX];/* buffer for linearize SG src */ - + sg_miter_start(&mi, areq->src, sg_nents(areq->src), + SG_MITER_FROM_SG | SG_MITER_ATOMIC); + if (pi) + sg_miter_skip(&mi, pi); + miter_err = sg_miter_next(&mi); + if (!miter_err || !mi.addr) { + dev_err_ratelimited(ss->dev, "ERROR: sg_miter return null\n"); + err = -EINVAL; + goto release_ss; + } /* * todo is the number of consecutive 4byte word that we * can read from current SG @@ -256,52 +287,57 @@ static int sun4i_ss_cipher_poll(struct skcipher_request *areq) */ todo = min(rx_cnt * 4 - ob, ileft); todo = min_t(size_t, todo, mi.length - oi); - memcpy(buf + ob, mi.addr + oi, todo); + memcpy(ss->buf + ob, mi.addr + oi, todo); ileft -= todo; oi += todo; ob += todo; if (!(ob % 4)) { - writesl(ss->base + SS_RXFIFO, buf, + writesl(ss->base + SS_RXFIFO, ss->buf, ob / 4); ob = 0; } } if (oi == mi.length) { - sg_miter_next(&mi); + pi += mi.length; oi = 0; } + sg_miter_stop(&mi); } spaces = readl(ss->base + SS_FCSR); rx_cnt = SS_RXFIFO_SPACES(spaces); tx_cnt = SS_TXFIFO_SPACES(spaces); - dev_dbg(ss->dev, - "%x %u/%zu %u/%u cnt=%u %u/%zu %u/%u cnt=%u %u\n", - mode, - oi, mi.length, ileft, areq->cryptlen, rx_cnt, - oo, mo.length, oleft, areq->cryptlen, tx_cnt, ob); if (!tx_cnt) continue; + sg_miter_start(&mo, areq->dst, sg_nents(areq->dst), + SG_MITER_TO_SG | SG_MITER_ATOMIC); + if (po) + sg_miter_skip(&mo, po); + miter_err = sg_miter_next(&mo); + if (!miter_err || !mo.addr) { + dev_err_ratelimited(ss->dev, "ERROR: sg_miter return null\n"); + err = -EINVAL; + goto release_ss; + } /* todo in 4bytes word */ todo = min(tx_cnt, oleft / 4); todo = min_t(size_t, todo, (mo.length - oo) / 4); + if (todo) { readsl(ss->base + SS_TXFIFO, mo.addr + oo, todo); oleft -= todo * 4; oo += todo * 4; if (oo == mo.length) { - sg_miter_next(&mo); + po += mo.length; oo = 0; } } else { - char bufo[4 * SS_TX_MAX]; /* buffer for linearize SG dst */ - /* * read obl bytes in bufo, we read at maximum for * emptying the device */ - readsl(ss->base + SS_TXFIFO, bufo, tx_cnt); + readsl(ss->base + SS_TXFIFO, ss->bufo, tx_cnt); obl = tx_cnt * 4; obo = 0; do { @@ -313,28 +349,31 @@ static int sun4i_ss_cipher_poll(struct skcipher_request *areq) */ todo = min_t(size_t, mo.length - oo, obl - obo); - memcpy(mo.addr + oo, bufo + obo, todo); + memcpy(mo.addr + oo, ss->bufo + obo, todo); oleft -= todo; obo += todo; oo += todo; if (oo == mo.length) { + po += mo.length; sg_miter_next(&mo); oo = 0; } } while (obo < obl); /* bufo must be fully used here */ } + sg_miter_stop(&mo); } if (areq->iv) { - for (i = 0; i < 4 && i < ivsize / 4; i++) { - v = readl(ss->base + SS_IV0 + i * 4); - *(u32 *)(areq->iv + i * 4) = v; + if (mode & SS_DECRYPTION) { + memcpy(areq->iv, backup_iv, ivsize); + kfree_sensitive(backup_iv); + } else { + scatterwalk_map_and_copy(areq->iv, areq->dst, areq->cryptlen - ivsize, + ivsize, 0); } } release_ss: - sg_miter_stop(&mi); - sg_miter_stop(&mo); writel(0, ss->base + SS_CTL); spin_unlock_irqrestore(&ss->slock, flags); diff --git a/drivers/crypto/allwinner/sun4i-ss/sun4i-ss.h b/drivers/crypto/allwinner/sun4i-ss/sun4i-ss.h index 163962f9e284..02105b39fbfe 100644 --- a/drivers/crypto/allwinner/sun4i-ss/sun4i-ss.h +++ b/drivers/crypto/allwinner/sun4i-ss/sun4i-ss.h @@ -148,6 +148,8 @@ struct sun4i_ss_ctx { struct reset_control *reset; struct device *dev; struct resource *res; + char buf[4 * SS_RX_MAX];/* buffer for linearize SG src */ + char bufo[4 * SS_TX_MAX]; /* buffer for linearize SG dst */ spinlock_t slock; /* control the use of the device */ #ifdef CONFIG_CRYPTO_DEV_SUN4I_SS_PRNG u32 seed[SS_SEED_LEN / BITS_PER_LONG]; diff --git a/drivers/crypto/bcm/cipher.c b/drivers/crypto/bcm/cipher.c index 50d169e61b41..1cb310a133b3 100644 --- a/drivers/crypto/bcm/cipher.c +++ b/drivers/crypto/bcm/cipher.c @@ -41,7 +41,7 @@ /* ================= Device Structure ================== */ -struct device_private iproc_priv; +struct bcm_device_private iproc_priv; /* ==================== Parameters ===================== */ diff --git a/drivers/crypto/bcm/cipher.h b/drivers/crypto/bcm/cipher.h index 035c8389cb3d..892823ef4a01 100644 --- a/drivers/crypto/bcm/cipher.h +++ b/drivers/crypto/bcm/cipher.h @@ -419,7 +419,7 @@ struct spu_hw { u32 num_chan; }; -struct device_private { +struct bcm_device_private { struct platform_device *pdev; struct spu_hw spu; @@ -466,6 +466,6 @@ struct device_private { struct mbox_chan **mbox; }; -extern struct device_private iproc_priv; +extern struct bcm_device_private iproc_priv; #endif diff --git a/drivers/crypto/bcm/util.c b/drivers/crypto/bcm/util.c index 2b304fc78059..77aeedb84055 100644 --- a/drivers/crypto/bcm/util.c +++ b/drivers/crypto/bcm/util.c @@ -348,7 +348,7 @@ char *spu_alg_name(enum spu_cipher_alg alg, enum spu_cipher_mode mode) static ssize_t spu_debugfs_read(struct file *filp, char __user *ubuf, size_t count, loff_t *offp) { - struct device_private *ipriv; + struct bcm_device_private *ipriv; char *buf; ssize_t ret, out_offset, out_count; int i; diff --git a/drivers/crypto/talitos.c b/drivers/crypto/talitos.c index a713a35dc502..ae86557291c3 100644 --- a/drivers/crypto/talitos.c +++ b/drivers/crypto/talitos.c @@ -1092,11 +1092,12 @@ static void ipsec_esp_decrypt_hwauth_done(struct device *dev, */ static int sg_to_link_tbl_offset(struct scatterlist *sg, int sg_count, unsigned int offset, int datalen, int elen, - struct talitos_ptr *link_tbl_ptr) + struct talitos_ptr *link_tbl_ptr, int align) { int n_sg = elen ? sg_count + 1 : sg_count; int count = 0; int cryptlen = datalen + elen; + int padding = ALIGN(cryptlen, align) - cryptlen; while (cryptlen && sg && n_sg--) { unsigned int len = sg_dma_len(sg); @@ -1120,7 +1121,7 @@ static int sg_to_link_tbl_offset(struct scatterlist *sg, int sg_count, offset += datalen; } to_talitos_ptr(link_tbl_ptr + count, - sg_dma_address(sg) + offset, len, 0); + sg_dma_address(sg) + offset, sg_next(sg) ? len : len + padding, 0); to_talitos_ptr_ext_set(link_tbl_ptr + count, 0, 0); count++; cryptlen -= len; @@ -1143,10 +1144,11 @@ static int talitos_sg_map_ext(struct device *dev, struct scatterlist *src, unsigned int len, struct talitos_edesc *edesc, struct talitos_ptr *ptr, int sg_count, unsigned int offset, int tbl_off, int elen, - bool force) + bool force, int align) { struct talitos_private *priv = dev_get_drvdata(dev); bool is_sec1 = has_ftr_sec1(priv); + int aligned_len = ALIGN(len, align); if (!src) { to_talitos_ptr(ptr, 0, 0, is_sec1); @@ -1154,22 +1156,22 @@ static int talitos_sg_map_ext(struct device *dev, struct scatterlist *src, } to_talitos_ptr_ext_set(ptr, elen, is_sec1); if (sg_count == 1 && !force) { - to_talitos_ptr(ptr, sg_dma_address(src) + offset, len, is_sec1); + to_talitos_ptr(ptr, sg_dma_address(src) + offset, aligned_len, is_sec1); return sg_count; } if (is_sec1) { - to_talitos_ptr(ptr, edesc->dma_link_tbl + offset, len, is_sec1); + to_talitos_ptr(ptr, edesc->dma_link_tbl + offset, aligned_len, is_sec1); return sg_count; } sg_count = sg_to_link_tbl_offset(src, sg_count, offset, len, elen, - &edesc->link_tbl[tbl_off]); + &edesc->link_tbl[tbl_off], align); if (sg_count == 1 && !force) { /* Only one segment now, so no link tbl needed*/ copy_talitos_ptr(ptr, &edesc->link_tbl[tbl_off], is_sec1); return sg_count; } to_talitos_ptr(ptr, edesc->dma_link_tbl + - tbl_off * sizeof(struct talitos_ptr), len, is_sec1); + tbl_off * sizeof(struct talitos_ptr), aligned_len, is_sec1); to_talitos_ptr_ext_or(ptr, DESC_PTR_LNKTBL_JUMP, is_sec1); return sg_count; @@ -1181,7 +1183,7 @@ static int talitos_sg_map(struct device *dev, struct scatterlist *src, unsigned int offset, int tbl_off) { return talitos_sg_map_ext(dev, src, len, edesc, ptr, sg_count, offset, - tbl_off, 0, false); + tbl_off, 0, false, 1); } /* @@ -1250,7 +1252,7 @@ static int ipsec_esp(struct talitos_edesc *edesc, struct aead_request *areq, ret = talitos_sg_map_ext(dev, areq->src, cryptlen, edesc, &desc->ptr[4], sg_count, areq->assoclen, tbl_off, elen, - false); + false, 1); if (ret > 1) { tbl_off += ret; @@ -1270,7 +1272,7 @@ static int ipsec_esp(struct talitos_edesc *edesc, struct aead_request *areq, elen = 0; ret = talitos_sg_map_ext(dev, areq->dst, cryptlen, edesc, &desc->ptr[5], sg_count, areq->assoclen, tbl_off, elen, - is_ipsec_esp && !encrypt); + is_ipsec_esp && !encrypt, 1); tbl_off += ret; if (!encrypt && is_ipsec_esp) { @@ -1576,6 +1578,8 @@ static int common_nonsnoop(struct talitos_edesc *edesc, bool sync_needed = false; struct talitos_private *priv = dev_get_drvdata(dev); bool is_sec1 = has_ftr_sec1(priv); + bool is_ctr = (desc->hdr & DESC_HDR_SEL0_MASK) == DESC_HDR_SEL0_AESU && + (desc->hdr & DESC_HDR_MODE0_AESU_MASK) == DESC_HDR_MODE0_AESU_CTR; /* first DWORD empty */ @@ -1596,8 +1600,8 @@ static int common_nonsnoop(struct talitos_edesc *edesc, /* * cipher in */ - sg_count = talitos_sg_map(dev, areq->src, cryptlen, edesc, - &desc->ptr[3], sg_count, 0, 0); + sg_count = talitos_sg_map_ext(dev, areq->src, cryptlen, edesc, &desc->ptr[3], + sg_count, 0, 0, 0, false, is_ctr ? 16 : 1); if (sg_count > 1) sync_needed = true; @@ -2760,6 +2764,22 @@ static struct talitos_alg_template driver_algs[] = { DESC_HDR_SEL0_AESU | DESC_HDR_MODE0_AESU_CTR, }, + { .type = CRYPTO_ALG_TYPE_SKCIPHER, + .alg.skcipher = { + .base.cra_name = "ctr(aes)", + .base.cra_driver_name = "ctr-aes-talitos", + .base.cra_blocksize = 1, + .base.cra_flags = CRYPTO_ALG_ASYNC | + CRYPTO_ALG_ALLOCATES_MEMORY, + .min_keysize = AES_MIN_KEY_SIZE, + .max_keysize = AES_MAX_KEY_SIZE, + .ivsize = AES_BLOCK_SIZE, + .setkey = skcipher_aes_setkey, + }, + .desc_hdr_template = DESC_HDR_TYPE_COMMON_NONSNOOP_NO_AFEU | + DESC_HDR_SEL0_AESU | + DESC_HDR_MODE0_AESU_CTR, + }, { .type = CRYPTO_ALG_TYPE_SKCIPHER, .alg.skcipher = { .base.cra_name = "ecb(des)", @@ -3177,6 +3197,12 @@ static struct talitos_crypto_alg *talitos_alg_alloc(struct device *dev, t_alg->algt.alg.skcipher.setkey ?: skcipher_setkey; t_alg->algt.alg.skcipher.encrypt = skcipher_encrypt; t_alg->algt.alg.skcipher.decrypt = skcipher_decrypt; + if (!strcmp(alg->cra_name, "ctr(aes)") && !has_ftr_sec1(priv) && + DESC_TYPE(t_alg->algt.desc_hdr_template) != + DESC_TYPE(DESC_HDR_TYPE_AESU_CTR_NONSNOOP)) { + devm_kfree(dev, t_alg); + return ERR_PTR(-ENOTSUPP); + } break; case CRYPTO_ALG_TYPE_AEAD: alg = &t_alg->algt.alg.aead.base; diff --git a/drivers/crypto/talitos.h b/drivers/crypto/talitos.h index 1469b956948a..32825119e880 100644 --- a/drivers/crypto/talitos.h +++ b/drivers/crypto/talitos.h @@ -344,6 +344,7 @@ static inline bool has_ftr_sec1(struct talitos_private *priv) /* primary execution unit mode (MODE0) and derivatives */ #define DESC_HDR_MODE0_ENCRYPT cpu_to_be32(0x00100000) +#define DESC_HDR_MODE0_AESU_MASK cpu_to_be32(0x00600000) #define DESC_HDR_MODE0_AESU_CBC cpu_to_be32(0x00200000) #define DESC_HDR_MODE0_AESU_CTR cpu_to_be32(0x00600000) #define DESC_HDR_MODE0_DEU_CBC cpu_to_be32(0x00400000) diff --git a/drivers/dax/bus.c b/drivers/dax/bus.c index de7b74505e75..c1d379bd7af3 100644 --- a/drivers/dax/bus.c +++ b/drivers/dax/bus.c @@ -1046,7 +1046,7 @@ static ssize_t range_parse(const char *opt, size_t len, struct range *range) { unsigned long long addr = 0; char *start, *end, *str; - ssize_t rc = EINVAL; + ssize_t rc = -EINVAL; str = kstrdup(opt, GFP_KERNEL); if (!str) diff --git a/drivers/dma-buf/dma-buf.c b/drivers/dma-buf/dma-buf.c index 62e5ea655307..0ab865543d1f 100644 --- a/drivers/dma-buf/dma-buf.c +++ b/drivers/dma-buf/dma-buf.c @@ -38,6 +38,30 @@ struct dma_buf_list { static struct dma_buf_list db_list; +/* + * This function helps in traversing the db_list and calls the + * callback function which can extract required info out of each + * dmabuf. + */ +int get_each_dmabuf(int (*callback)(const struct dma_buf *dmabuf, + void *private), void *private) +{ + struct dma_buf *buf; + int ret = mutex_lock_interruptible(&db_list.lock); + + if (ret) + return ret; + + list_for_each_entry(buf, &db_list.head, list_node) { + ret = callback(buf, private); + if (ret) + break; + } + mutex_unlock(&db_list.lock); + return ret; +} +EXPORT_SYMBOL_GPL(get_each_dmabuf); + static char *dmabuffs_dname(struct dentry *dentry, char *buffer, int buflen) { struct dma_buf *dmabuf; diff --git a/drivers/dma-buf/heaps/system_heap.c b/drivers/dma-buf/heaps/system_heap.c index 5b09a4c16be6..c203eddfb772 100644 --- a/drivers/dma-buf/heaps/system_heap.c +++ b/drivers/dma-buf/heaps/system_heap.c @@ -534,13 +534,13 @@ static int system_heap_create(void) for (i = 0; i < NUM_ORDERS; i++) { pools[i] = dmabuf_page_pool_create(order_flags[i], orders[i]); - if (IS_ERR(pools[i])) { + if (!pools[i]) { int j; pr_err("%s: page pool creation failed!\n", __func__); for (j = 0; j < i; j++) dmabuf_page_pool_destroy(pools[j]); - return PTR_ERR(pools[i]); + return -ENOMEM; } } diff --git a/drivers/dma/fsldma.c b/drivers/dma/fsldma.c index 0feb323bae1e..f8459cc5315d 100644 --- a/drivers/dma/fsldma.c +++ b/drivers/dma/fsldma.c @@ -1214,6 +1214,7 @@ static int fsldma_of_probe(struct platform_device *op) { struct fsldma_device *fdev; struct device_node *child; + unsigned int i; int err; fdev = kzalloc(sizeof(*fdev), GFP_KERNEL); @@ -1292,6 +1293,10 @@ static int fsldma_of_probe(struct platform_device *op) return 0; out_free_fdev: + for (i = 0; i < FSL_DMA_MAX_CHANS_PER_DEVICE; i++) { + if (fdev->chan[i]) + fsl_dma_chan_remove(fdev->chan[i]); + } irq_dispose_mapping(fdev->irq); iounmap(fdev->regs); out_free: @@ -1314,6 +1319,7 @@ static int fsldma_of_remove(struct platform_device *op) if (fdev->chan[i]) fsl_dma_chan_remove(fdev->chan[i]); } + irq_dispose_mapping(fdev->irq); iounmap(fdev->regs); kfree(fdev); diff --git a/drivers/dma/hsu/pci.c b/drivers/dma/hsu/pci.c index 07cc7320a614..9045a6f7f589 100644 --- a/drivers/dma/hsu/pci.c +++ b/drivers/dma/hsu/pci.c @@ -26,22 +26,12 @@ static irqreturn_t hsu_pci_irq(int irq, void *dev) { struct hsu_dma_chip *chip = dev; - struct pci_dev *pdev = to_pci_dev(chip->dev); u32 dmaisr; u32 status; unsigned short i; int ret = 0; int err; - /* - * On Intel Tangier B0 and Anniedale the interrupt line, disregarding - * to have different numbers, is shared between HSU DMA and UART IPs. - * Thus on such SoCs we are expecting that IRQ handler is called in - * UART driver only. - */ - if (pdev->device == PCI_DEVICE_ID_INTEL_MRFLD_HSU_DMA) - return IRQ_HANDLED; - dmaisr = readl(chip->regs + HSU_PCI_DMAISR); for (i = 0; i < chip->hsu->nr_channels; i++) { if (dmaisr & 0x1) { @@ -105,6 +95,17 @@ static int hsu_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id) if (ret) goto err_register_irq; + /* + * On Intel Tangier B0 and Anniedale the interrupt line, disregarding + * to have different numbers, is shared between HSU DMA and UART IPs. + * Thus on such SoCs we are expecting that IRQ handler is called in + * UART driver only. Instead of handling the spurious interrupt + * from HSU DMA here and waste CPU time and delay HSU UART interrupt + * handling, disable the interrupt entirely. + */ + if (pdev->device == PCI_DEVICE_ID_INTEL_MRFLD_HSU_DMA) + disable_irq_nosync(chip->irq); + pci_set_drvdata(pdev, chip); return 0; diff --git a/drivers/dma/idxd/dma.c b/drivers/dma/idxd/dma.c index 8b14ba0bae1c..ec177a535d6d 100644 --- a/drivers/dma/idxd/dma.c +++ b/drivers/dma/idxd/dma.c @@ -174,6 +174,7 @@ int idxd_register_dma_device(struct idxd_device *idxd) INIT_LIST_HEAD(&dma->channels); dma->dev = &idxd->pdev->dev; + dma_cap_set(DMA_PRIVATE, dma->cap_mask); dma_cap_set(DMA_COMPLETION_NO_ORDER, dma->cap_mask); dma->device_release = idxd_dma_release; diff --git a/drivers/dma/owl-dma.c b/drivers/dma/owl-dma.c index 9fede32641e9..04202d75f4ee 100644 --- a/drivers/dma/owl-dma.c +++ b/drivers/dma/owl-dma.c @@ -1245,6 +1245,7 @@ static int owl_dma_remove(struct platform_device *pdev) owl_dma_free(od); clk_disable_unprepare(od->clk); + dma_pool_destroy(od->lli_pool); return 0; } diff --git a/drivers/edac/amd64_edac.c b/drivers/edac/amd64_edac.c index 620f7041db6b..b36d5879b91e 100644 --- a/drivers/edac/amd64_edac.c +++ b/drivers/edac/amd64_edac.c @@ -3350,10 +3350,13 @@ static struct amd64_family_type *per_family_init(struct amd64_pvt *pvt) fam_type = &family_types[F15_M60H_CPUS]; pvt->ops = &family_types[F15_M60H_CPUS].ops; break; + /* Richland is only client */ + } else if (pvt->model == 0x13) { + return NULL; + } else { + fam_type = &family_types[F15_CPUS]; + pvt->ops = &family_types[F15_CPUS].ops; } - - fam_type = &family_types[F15_CPUS]; - pvt->ops = &family_types[F15_CPUS].ops; break; case 0x16: @@ -3547,6 +3550,7 @@ static int probe_one_instance(unsigned int nid) pvt->mc_node_id = nid; pvt->F3 = F3; + ret = -ENODEV; fam_type = per_family_init(pvt); if (!fam_type) goto err_enable; diff --git a/drivers/firmware/efi/efi.c b/drivers/firmware/efi/efi.c index df3f9bcab581..4b7ee3fa9224 100644 --- a/drivers/firmware/efi/efi.c +++ b/drivers/firmware/efi/efi.c @@ -927,7 +927,7 @@ int __ref efi_mem_reserve_persistent(phys_addr_t addr, u64 size) } /* first try to find a slot in an existing linked list entry */ - for (prsv = efi_memreserve_root->next; prsv; prsv = rsv->next) { + for (prsv = efi_memreserve_root->next; prsv; ) { rsv = memremap(prsv, sizeof(*rsv), MEMREMAP_WB); index = atomic_fetch_add_unless(&rsv->count, 1, rsv->size); if (index < rsv->size) { @@ -937,6 +937,7 @@ int __ref efi_mem_reserve_persistent(phys_addr_t addr, u64 size) memunmap(rsv); return efi_mem_reserve_iomem(addr, size); } + prsv = rsv->next; memunmap(rsv); } diff --git a/drivers/firmware/efi/libstub/efi-stub.c b/drivers/firmware/efi/libstub/efi-stub.c index 914a343c7785..0ab439c53eee 100644 --- a/drivers/firmware/efi/libstub/efi-stub.c +++ b/drivers/firmware/efi/libstub/efi-stub.c @@ -96,6 +96,18 @@ static void install_memreserve_table(void) efi_err("Failed to install memreserve config table!\n"); } +static u32 get_supported_rt_services(void) +{ + const efi_rt_properties_table_t *rt_prop_table; + u32 supported = EFI_RT_SUPPORTED_ALL; + + rt_prop_table = get_efi_config_table(EFI_RT_PROPERTIES_TABLE_GUID); + if (rt_prop_table) + supported &= rt_prop_table->runtime_services_supported; + + return supported; +} + /* * EFI entry point for the arm/arm64 EFI stubs. This is the entrypoint * that is described in the PE/COFF header. Most of the code is the same @@ -250,6 +262,10 @@ efi_status_t __efiapi efi_pe_entry(efi_handle_t handle, (prop_tbl->memory_protection_attribute & EFI_PROPERTIES_RUNTIME_MEMORY_PROTECTION_NON_EXECUTABLE_PE_DATA); + /* force efi_novamap if SetVirtualAddressMap() is unsupported */ + efi_novamap |= !(get_supported_rt_services() & + EFI_RT_SUPPORTED_SET_VIRTUAL_ADDRESS_MAP); + /* hibernation expects the runtime regions to stay in the same place */ if (!IS_ENABLED(CONFIG_HIBERNATION) && !efi_nokaslr && !flat_va_mapping) { /* diff --git a/drivers/firmware/efi/vars.c b/drivers/firmware/efi/vars.c index 41c1d00bf933..abdc8a6a3963 100644 --- a/drivers/firmware/efi/vars.c +++ b/drivers/firmware/efi/vars.c @@ -484,6 +484,10 @@ int efivar_init(int (*func)(efi_char16_t *, efi_guid_t, unsigned long, void *), } } + break; + case EFI_UNSUPPORTED: + err = -EOPNOTSUPP; + status = EFI_NOT_FOUND; break; case EFI_NOT_FOUND: break; diff --git a/drivers/gpio/gpio-pca953x.c b/drivers/gpio/gpio-pca953x.c index 825b362eb4b7..6898c27f71f8 100644 --- a/drivers/gpio/gpio-pca953x.c +++ b/drivers/gpio/gpio-pca953x.c @@ -112,8 +112,29 @@ MODULE_DEVICE_TABLE(i2c, pca953x_id); #ifdef CONFIG_GPIO_PCA953X_IRQ #include -#include -#include + +static const struct acpi_gpio_params pca953x_irq_gpios = { 0, 0, true }; + +static const struct acpi_gpio_mapping pca953x_acpi_irq_gpios[] = { + { "irq-gpios", &pca953x_irq_gpios, 1, ACPI_GPIO_QUIRK_ABSOLUTE_NUMBER }, + { } +}; + +static int pca953x_acpi_get_irq(struct device *dev) +{ + int ret; + + ret = devm_acpi_dev_add_driver_gpios(dev, pca953x_acpi_irq_gpios); + if (ret) + dev_warn(dev, "can't add GPIO ACPI mapping\n"); + + ret = acpi_dev_gpio_irq_get_by(ACPI_COMPANION(dev), "irq-gpios", 0); + if (ret < 0) + return ret; + + dev_info(dev, "ACPI interrupt quirk (IRQ %d)\n", ret); + return ret; +} static const struct dmi_system_id pca953x_dmi_acpi_irq_info[] = { { @@ -132,59 +153,6 @@ static const struct dmi_system_id pca953x_dmi_acpi_irq_info[] = { }, {} }; - -#ifdef CONFIG_ACPI -static int pca953x_acpi_get_pin(struct acpi_resource *ares, void *data) -{ - struct acpi_resource_gpio *agpio; - int *pin = data; - - if (acpi_gpio_get_irq_resource(ares, &agpio)) - *pin = agpio->pin_table[0]; - return 1; -} - -static int pca953x_acpi_find_pin(struct device *dev) -{ - struct acpi_device *adev = ACPI_COMPANION(dev); - int pin = -ENOENT, ret; - LIST_HEAD(r); - - ret = acpi_dev_get_resources(adev, &r, pca953x_acpi_get_pin, &pin); - acpi_dev_free_resource_list(&r); - if (ret < 0) - return ret; - - return pin; -} -#else -static inline int pca953x_acpi_find_pin(struct device *dev) { return -ENXIO; } -#endif - -static int pca953x_acpi_get_irq(struct device *dev) -{ - int pin, ret; - - pin = pca953x_acpi_find_pin(dev); - if (pin < 0) - return pin; - - dev_info(dev, "Applying ACPI interrupt quirk (GPIO %d)\n", pin); - - if (!gpio_is_valid(pin)) - return -EINVAL; - - ret = gpio_request(pin, "pca953x interrupt"); - if (ret) - return ret; - - ret = gpio_to_irq(pin); - - /* When pin is used as an IRQ, no need to keep it requested */ - gpio_free(pin); - - return ret; -} #endif static const struct acpi_device_id pca953x_acpi_ids[] = { diff --git a/drivers/gpio/gpio-pcf857x.c b/drivers/gpio/gpio-pcf857x.c index a2a8d155c75e..b7568ee33696 100644 --- a/drivers/gpio/gpio-pcf857x.c +++ b/drivers/gpio/gpio-pcf857x.c @@ -332,7 +332,7 @@ static int pcf857x_probe(struct i2c_client *client, * reset state. Otherwise it flags pins to be driven low. */ gpio->out = ~n_latch; - gpio->status = gpio->out; + gpio->status = gpio->read(gpio->client); /* Enable irqchip if we have an interrupt */ if (client->irq) { diff --git a/drivers/gpio/gpiolib-acpi.c b/drivers/gpio/gpiolib-acpi.c index 834a12f3219e..49a1f8ce4baa 100644 --- a/drivers/gpio/gpiolib-acpi.c +++ b/drivers/gpio/gpiolib-acpi.c @@ -649,6 +649,7 @@ static int acpi_populate_gpio_lookup(struct acpi_resource *ares, void *data) if (!lookup->desc) { const struct acpi_resource_gpio *agpio = &ares->data.gpio; bool gpioint = agpio->connection_type == ACPI_RESOURCE_GPIO_TYPE_INT; + struct gpio_desc *desc; int pin_index; if (lookup->info.quirks & ACPI_GPIO_QUIRK_ONLY_GPIOIO && gpioint) @@ -661,8 +662,12 @@ static int acpi_populate_gpio_lookup(struct acpi_resource *ares, void *data) if (pin_index >= agpio->pin_table_length) return 1; - lookup->desc = acpi_get_gpiod(agpio->resource_source.string_ptr, + if (lookup->info.quirks & ACPI_GPIO_QUIRK_ABSOLUTE_NUMBER) + desc = gpio_to_desc(agpio->pin_table[pin_index]); + else + desc = acpi_get_gpiod(agpio->resource_source.string_ptr, agpio->pin_table[pin_index]); + lookup->desc = desc; lookup->info.pin_config = agpio->pin_config; lookup->info.gpioint = gpioint; @@ -911,8 +916,9 @@ struct gpio_desc *acpi_node_get_gpiod(struct fwnode_handle *fwnode, } /** - * acpi_dev_gpio_irq_get() - Find GpioInt and translate it to Linux IRQ number + * acpi_dev_gpio_irq_get_by() - Find GpioInt and translate it to Linux IRQ number * @adev: pointer to a ACPI device to get IRQ from + * @name: optional name of GpioInt resource * @index: index of GpioInt resource (starting from %0) * * If the device has one or more GpioInt resources, this function can be @@ -922,9 +928,12 @@ struct gpio_desc *acpi_node_get_gpiod(struct fwnode_handle *fwnode, * The function is idempotent, though each time it runs it will configure GPIO * pin direction according to the flags in GpioInt resource. * + * The function takes optional @name parameter. If the resource has a property + * name, then only those will be taken into account. + * * Return: Linux IRQ number (> %0) on success, negative errno on failure. */ -int acpi_dev_gpio_irq_get(struct acpi_device *adev, int index) +int acpi_dev_gpio_irq_get_by(struct acpi_device *adev, const char *name, int index) { int idx, i; unsigned int irq_flags; @@ -934,7 +943,7 @@ int acpi_dev_gpio_irq_get(struct acpi_device *adev, int index) struct acpi_gpio_info info; struct gpio_desc *desc; - desc = acpi_get_gpiod_by_index(adev, NULL, i, &info); + desc = acpi_get_gpiod_by_index(adev, name, i, &info); /* Ignore -EPROBE_DEFER, it only matters if idx matches */ if (IS_ERR(desc) && PTR_ERR(desc) != -EPROBE_DEFER) @@ -971,7 +980,7 @@ int acpi_dev_gpio_irq_get(struct acpi_device *adev, int index) } return -ENOENT; } -EXPORT_SYMBOL_GPL(acpi_dev_gpio_irq_get); +EXPORT_SYMBOL_GPL(acpi_dev_gpio_irq_get_by); static acpi_status acpi_gpio_adr_space_handler(u32 function, acpi_physical_address address, diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c index 1200ae901e79..f371ffc85162 100644 --- a/drivers/gpio/gpiolib.c +++ b/drivers/gpio/gpiolib.c @@ -30,6 +30,8 @@ #define CREATE_TRACE_POINTS #include +#undef CREATE_TRACE_POINTS +#include /* Implementation infrastructure for GPIO interfaces. * @@ -474,8 +476,12 @@ EXPORT_SYMBOL_GPL(gpiochip_line_is_valid); static void gpiodevice_release(struct device *dev) { struct gpio_device *gdev = dev_get_drvdata(dev); + unsigned long flags; + spin_lock_irqsave(&gpio_lock, flags); list_del(&gdev->list); + spin_unlock_irqrestore(&gpio_lock, flags); + ida_free(&gpio_ida, gdev->id); kfree_const(gdev->label); kfree(gdev->descs); @@ -570,11 +576,13 @@ int gpiochip_add_data_with_key(struct gpio_chip *gc, void *data, struct lock_class_key *lock_key, struct lock_class_key *request_key) { + struct fwnode_handle *fwnode = gc->parent ? dev_fwnode(gc->parent) : NULL; unsigned long flags; int ret = 0; unsigned i; int base = gc->base; struct gpio_device *gdev; + bool block_gpio_read = false; /* * First: allocate and populate the internal stat container, and @@ -593,6 +601,12 @@ int gpiochip_add_data_with_key(struct gpio_chip *gc, void *data, of_gpio_dev_init(gc, gdev); + /* + * Assign fwnode depending on the result of the previous calls, + * if none of them succeed, assign it to the parent's one. + */ + gdev->dev.fwnode = dev_fwnode(&gdev->dev) ?: fwnode; + gdev->id = ida_alloc(&gpio_ida, GFP_KERNEL); if (gdev->id < 0) { ret = gdev->id; @@ -700,15 +714,18 @@ int gpiochip_add_data_with_key(struct gpio_chip *gc, void *data, if (ret) goto err_remove_of_chip; - for (i = 0; i < gc->ngpio; i++) { - struct gpio_desc *desc = &gdev->descs[i]; + trace_android_vh_gpio_block_read(gdev, &block_gpio_read); + if (!block_gpio_read) { + for (i = 0; i < gc->ngpio; i++) { + struct gpio_desc *desc = &gdev->descs[i]; - if (gc->get_direction && gpiochip_line_is_valid(gc, i)) { - assign_bit(FLAG_IS_OUT, - &desc->flags, !gc->get_direction(gc, i)); - } else { - assign_bit(FLAG_IS_OUT, - &desc->flags, !gc->direction_input); + if (gc->get_direction && gpiochip_line_is_valid(gc, i)) { + assign_bit(FLAG_IS_OUT, + &desc->flags, !gc->get_direction(gc, i)); + } else { + assign_bit(FLAG_IS_OUT, + &desc->flags, !gc->direction_input); + } } } diff --git a/drivers/gpu/drm/Kconfig b/drivers/gpu/drm/Kconfig index 147d61b9674e..16f73c102394 100644 --- a/drivers/gpu/drm/Kconfig +++ b/drivers/gpu/drm/Kconfig @@ -15,6 +15,9 @@ menuconfig DRM select I2C_ALGOBIT select DMA_SHARED_BUFFER select SYNC_FILE +# gallium uses SYS_kcmp for os_same_file_description() to de-duplicate +# device and dmabuf fd. Let's make sure that is available for our userspace. + select KCMP help Kernel-level support for the Direct Rendering Infrastructure (DRI) introduced in XFree86 4.0. If you say Y here, you need to select diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h index 87f095dc385c..76c31aa7b84d 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h @@ -178,6 +178,7 @@ extern uint amdgpu_smu_memory_pool_size; extern uint amdgpu_dc_feature_mask; extern uint amdgpu_dc_debug_mask; extern uint amdgpu_dm_abm_level; +extern int amdgpu_backlight; extern struct amdgpu_mgpu_info mgpu_info; extern int amdgpu_ras_enable; extern uint amdgpu_ras_mask; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c index 2d125b8b15ee..00a190929b55 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c @@ -355,7 +355,7 @@ static ssize_t amdgpu_debugfs_regs_pcie_read(struct file *f, char __user *buf, while (size) { uint32_t value; - value = RREG32_PCIE(*pos >> 2); + value = RREG32_PCIE(*pos); r = put_user(value, (uint32_t *)buf); if (r) { pm_runtime_mark_last_busy(adev_to_drm(adev)->dev); @@ -422,7 +422,7 @@ static ssize_t amdgpu_debugfs_regs_pcie_write(struct file *f, const char __user return r; } - WREG32_PCIE(*pos >> 2, value); + WREG32_PCIE(*pos, value); result += 4; buf += 4; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c index 0b786d8dd8bc..1a880cb48d19 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c @@ -768,6 +768,10 @@ uint amdgpu_dm_abm_level = 0; MODULE_PARM_DESC(abmlevel, "ABM level (0 = off (default), 1-4 = backlight reduction level) "); module_param_named(abmlevel, amdgpu_dm_abm_level, uint, 0444); +int amdgpu_backlight = -1; +MODULE_PARM_DESC(backlight, "Backlight control (0 = pwm, 1 = aux, -1 auto (default))"); +module_param_named(backlight, amdgpu_backlight, bint, 0444); + /** * DOC: tmz (int) * Trusted Memory Zone (TMZ) is a method to protect data being written diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c index 82cd8e55595a..eb22a190c242 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c @@ -844,7 +844,7 @@ static int amdgpu_ras_error_inject_xgmi(struct amdgpu_device *adev, if (amdgpu_dpm_allow_xgmi_power_down(adev, true)) dev_warn(adev->dev, "Failed to allow XGMI power down"); - if (amdgpu_dpm_set_df_cstate(adev, DF_CSTATE_DISALLOW)) + if (amdgpu_dpm_set_df_cstate(adev, DF_CSTATE_ALLOW)) dev_warn(adev->dev, "Failed to allow df cstate"); return ret; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_trace.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_trace.h index ee9480d14cbc..86cfb3d55477 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_trace.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_trace.h @@ -21,7 +21,7 @@ * */ -#if !defined(_AMDGPU_TRACE_H) || defined(TRACE_HEADER_MULTI_READ) +#if !defined(_AMDGPU_TRACE_H_) || defined(TRACE_HEADER_MULTI_READ) #define _AMDGPU_TRACE_H_ #include diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c index d0aea5e39531..e7678ba8fdcf 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c @@ -558,10 +558,14 @@ static int amdgpu_virt_write_vf2pf_data(struct amdgpu_device *adev) void amdgpu_virt_update_vf2pf_work_item(struct work_struct *work) { struct amdgpu_device *adev = container_of(work, struct amdgpu_device, virt.vf2pf_work.work); + int ret; - amdgpu_virt_read_pf2vf_data(adev); + ret = amdgpu_virt_read_pf2vf_data(adev); + if (ret) + goto out; amdgpu_virt_write_vf2pf_data(adev); +out: schedule_delayed_work(&(adev->virt.vf2pf_work), adev->virt.vf2pf_update_interval_ms); } diff --git a/drivers/gpu/drm/amd/amdgpu/cz_ih.c b/drivers/gpu/drm/amd/amdgpu/cz_ih.c index 1dca0cabc326..13520d173296 100644 --- a/drivers/gpu/drm/amd/amdgpu/cz_ih.c +++ b/drivers/gpu/drm/amd/amdgpu/cz_ih.c @@ -193,19 +193,30 @@ static u32 cz_ih_get_wptr(struct amdgpu_device *adev, wptr = le32_to_cpu(*ih->wptr_cpu); - if (REG_GET_FIELD(wptr, IH_RB_WPTR, RB_OVERFLOW)) { - wptr = REG_SET_FIELD(wptr, IH_RB_WPTR, RB_OVERFLOW, 0); - /* When a ring buffer overflow happen start parsing interrupt - * from the last not overwritten vector (wptr + 16). Hopefully - * this should allow us to catchup. - */ - dev_warn(adev->dev, "IH ring buffer overflow (0x%08X, 0x%08X, 0x%08X)\n", - wptr, ih->rptr, (wptr + 16) & ih->ptr_mask); - ih->rptr = (wptr + 16) & ih->ptr_mask; - tmp = RREG32(mmIH_RB_CNTL); - tmp = REG_SET_FIELD(tmp, IH_RB_CNTL, WPTR_OVERFLOW_CLEAR, 1); - WREG32(mmIH_RB_CNTL, tmp); - } + if (!REG_GET_FIELD(wptr, IH_RB_WPTR, RB_OVERFLOW)) + goto out; + + /* Double check that the overflow wasn't already cleared. */ + wptr = RREG32(mmIH_RB_WPTR); + + if (!REG_GET_FIELD(wptr, IH_RB_WPTR, RB_OVERFLOW)) + goto out; + + wptr = REG_SET_FIELD(wptr, IH_RB_WPTR, RB_OVERFLOW, 0); + + /* When a ring buffer overflow happen start parsing interrupt + * from the last not overwritten vector (wptr + 16). Hopefully + * this should allow us to catchup. + */ + dev_warn(adev->dev, "IH ring buffer overflow (0x%08X, 0x%08X, 0x%08X)\n", + wptr, ih->rptr, (wptr + 16) & ih->ptr_mask); + ih->rptr = (wptr + 16) & ih->ptr_mask; + tmp = RREG32(mmIH_RB_CNTL); + tmp = REG_SET_FIELD(tmp, IH_RB_CNTL, WPTR_OVERFLOW_CLEAR, 1); + WREG32(mmIH_RB_CNTL, tmp); + + +out: return (wptr & ih->ptr_mask); } diff --git a/drivers/gpu/drm/amd/amdgpu/iceland_ih.c b/drivers/gpu/drm/amd/amdgpu/iceland_ih.c index a13dd9a51149..7d165f024f07 100644 --- a/drivers/gpu/drm/amd/amdgpu/iceland_ih.c +++ b/drivers/gpu/drm/amd/amdgpu/iceland_ih.c @@ -193,19 +193,29 @@ static u32 iceland_ih_get_wptr(struct amdgpu_device *adev, wptr = le32_to_cpu(*ih->wptr_cpu); - if (REG_GET_FIELD(wptr, IH_RB_WPTR, RB_OVERFLOW)) { - wptr = REG_SET_FIELD(wptr, IH_RB_WPTR, RB_OVERFLOW, 0); - /* When a ring buffer overflow happen start parsing interrupt - * from the last not overwritten vector (wptr + 16). Hopefully - * this should allow us to catchup. - */ - dev_warn(adev->dev, "IH ring buffer overflow (0x%08X, 0x%08X, 0x%08X)\n", - wptr, ih->rptr, (wptr + 16) & ih->ptr_mask); - ih->rptr = (wptr + 16) & ih->ptr_mask; - tmp = RREG32(mmIH_RB_CNTL); - tmp = REG_SET_FIELD(tmp, IH_RB_CNTL, WPTR_OVERFLOW_CLEAR, 1); - WREG32(mmIH_RB_CNTL, tmp); - } + if (!REG_GET_FIELD(wptr, IH_RB_WPTR, RB_OVERFLOW)) + goto out; + + /* Double check that the overflow wasn't already cleared. */ + wptr = RREG32(mmIH_RB_WPTR); + + if (!REG_GET_FIELD(wptr, IH_RB_WPTR, RB_OVERFLOW)) + goto out; + + wptr = REG_SET_FIELD(wptr, IH_RB_WPTR, RB_OVERFLOW, 0); + /* When a ring buffer overflow happen start parsing interrupt + * from the last not overwritten vector (wptr + 16). Hopefully + * this should allow us to catchup. + */ + dev_warn(adev->dev, "IH ring buffer overflow (0x%08X, 0x%08X, 0x%08X)\n", + wptr, ih->rptr, (wptr + 16) & ih->ptr_mask); + ih->rptr = (wptr + 16) & ih->ptr_mask; + tmp = RREG32(mmIH_RB_CNTL); + tmp = REG_SET_FIELD(tmp, IH_RB_CNTL, WPTR_OVERFLOW_CLEAR, 1); + WREG32(mmIH_RB_CNTL, tmp); + + +out: return (wptr & ih->ptr_mask); } diff --git a/drivers/gpu/drm/amd/amdgpu/nv.c b/drivers/gpu/drm/amd/amdgpu/nv.c index 8eeba8096493..0af4774ddd61 100644 --- a/drivers/gpu/drm/amd/amdgpu/nv.c +++ b/drivers/gpu/drm/amd/amdgpu/nv.c @@ -459,7 +459,8 @@ static bool nv_is_headless_sku(struct pci_dev *pdev) { if ((pdev->device == 0x731E && (pdev->revision == 0xC6 || pdev->revision == 0xC7)) || - (pdev->device == 0x7340 && pdev->revision == 0xC9)) + (pdev->device == 0x7340 && pdev->revision == 0xC9) || + (pdev->device == 0x7360 && pdev->revision == 0xC7)) return true; return false; } @@ -524,7 +525,8 @@ int nv_set_ip_blocks(struct amdgpu_device *adev) if (adev->firmware.load_type == AMDGPU_FW_LOAD_DIRECT && !amdgpu_sriov_vf(adev)) amdgpu_device_ip_block_add(adev, &smu_v11_0_ip_block); - amdgpu_device_ip_block_add(adev, &vcn_v2_0_ip_block); + if (!nv_is_headless_sku(adev->pdev)) + amdgpu_device_ip_block_add(adev, &vcn_v2_0_ip_block); if (!amdgpu_sriov_vf(adev)) amdgpu_device_ip_block_add(adev, &jpeg_v2_0_ip_block); break; diff --git a/drivers/gpu/drm/amd/amdgpu/soc15.c b/drivers/gpu/drm/amd/amdgpu/soc15.c index 41cd108214d6..7efc618887e2 100644 --- a/drivers/gpu/drm/amd/amdgpu/soc15.c +++ b/drivers/gpu/drm/amd/amdgpu/soc15.c @@ -246,6 +246,8 @@ static u32 soc15_get_xclk(struct amdgpu_device *adev) { u32 reference_clock = adev->clock.spll.reference_freq; + if (adev->asic_type == CHIP_RENOIR) + return 10000; if (adev->asic_type == CHIP_RAVEN) return reference_clock / 4; diff --git a/drivers/gpu/drm/amd/amdgpu/tonga_ih.c b/drivers/gpu/drm/amd/amdgpu/tonga_ih.c index e40140bf6699..db0a3bda13fb 100644 --- a/drivers/gpu/drm/amd/amdgpu/tonga_ih.c +++ b/drivers/gpu/drm/amd/amdgpu/tonga_ih.c @@ -195,19 +195,30 @@ static u32 tonga_ih_get_wptr(struct amdgpu_device *adev, wptr = le32_to_cpu(*ih->wptr_cpu); - if (REG_GET_FIELD(wptr, IH_RB_WPTR, RB_OVERFLOW)) { - wptr = REG_SET_FIELD(wptr, IH_RB_WPTR, RB_OVERFLOW, 0); - /* When a ring buffer overflow happen start parsing interrupt - * from the last not overwritten vector (wptr + 16). Hopefully - * this should allow us to catchup. - */ - dev_warn(adev->dev, "IH ring buffer overflow (0x%08X, 0x%08X, 0x%08X)\n", - wptr, ih->rptr, (wptr + 16) & ih->ptr_mask); - ih->rptr = (wptr + 16) & ih->ptr_mask; - tmp = RREG32(mmIH_RB_CNTL); - tmp = REG_SET_FIELD(tmp, IH_RB_CNTL, WPTR_OVERFLOW_CLEAR, 1); - WREG32(mmIH_RB_CNTL, tmp); - } + if (!REG_GET_FIELD(wptr, IH_RB_WPTR, RB_OVERFLOW)) + goto out; + + /* Double check that the overflow wasn't already cleared. */ + wptr = RREG32(mmIH_RB_WPTR); + + if (!REG_GET_FIELD(wptr, IH_RB_WPTR, RB_OVERFLOW)) + goto out; + + wptr = REG_SET_FIELD(wptr, IH_RB_WPTR, RB_OVERFLOW, 0); + + /* When a ring buffer overflow happen start parsing interrupt + * from the last not overwritten vector (wptr + 16). Hopefully + * this should allow us to catchup. + */ + + dev_warn(adev->dev, "IH ring buffer overflow (0x%08X, 0x%08X, 0x%08X)\n", + wptr, ih->rptr, (wptr + 16) & ih->ptr_mask); + ih->rptr = (wptr + 16) & ih->ptr_mask; + tmp = RREG32(mmIH_RB_CNTL); + tmp = REG_SET_FIELD(tmp, IH_RB_CNTL, WPTR_OVERFLOW_CLEAR, 1); + WREG32(mmIH_RB_CNTL, tmp); + +out: return (wptr & ih->ptr_mask); } diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.h b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.h index 16262e5d93f5..7351dd195274 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.h +++ b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.h @@ -243,11 +243,11 @@ get_sh_mem_bases_nybble_64(struct kfd_process_device *pdd) static inline void dqm_lock(struct device_queue_manager *dqm) { mutex_lock(&dqm->lock_hidden); - dqm->saved_flags = memalloc_nofs_save(); + dqm->saved_flags = memalloc_noreclaim_save(); } static inline void dqm_unlock(struct device_queue_manager *dqm) { - memalloc_nofs_restore(dqm->saved_flags); + memalloc_noreclaim_restore(dqm->saved_flags); mutex_unlock(&dqm->lock_hidden); } diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c index fdca76fc598c..c07737c45677 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -1096,7 +1096,7 @@ static void amdgpu_dm_fini(struct amdgpu_device *adev) #ifdef CONFIG_DRM_AMD_DC_HDCP if (adev->dm.hdcp_workqueue) { - hdcp_destroy(adev->dm.hdcp_workqueue); + hdcp_destroy(&adev->dev->kobj, adev->dm.hdcp_workqueue); adev->dm.hdcp_workqueue = NULL; } @@ -1902,6 +1902,33 @@ cleanup: return; } +static void dm_set_dpms_off(struct dc_link *link) +{ + struct dc_stream_state *stream_state; + struct amdgpu_dm_connector *aconnector = link->priv; + struct amdgpu_device *adev = drm_to_adev(aconnector->base.dev); + struct dc_stream_update stream_update; + bool dpms_off = true; + + memset(&stream_update, 0, sizeof(stream_update)); + stream_update.dpms_off = &dpms_off; + + mutex_lock(&adev->dm.dc_lock); + stream_state = dc_stream_find_from_link(link); + + if (stream_state == NULL) { + DRM_DEBUG_DRIVER("Error finding stream state associated with link!\n"); + mutex_unlock(&adev->dm.dc_lock); + return; + } + + stream_update.stream = stream_state; + dc_commit_updates_for_stream(stream_state->ctx->dc, NULL, 0, + stream_state, &stream_update, + stream_state->ctx->dc->current_state); + mutex_unlock(&adev->dm.dc_lock); +} + static int dm_resume(void *handle) { struct amdgpu_device *adev = handle; @@ -2140,6 +2167,11 @@ static void update_connector_ext_caps(struct amdgpu_dm_connector *aconnector) caps->ext_caps->bits.hdr_aux_backlight_control == 1) caps->aux_support = true; + if (amdgpu_backlight == 0) + caps->aux_support = false; + else if (amdgpu_backlight == 1) + caps->aux_support = true; + /* From the specification (CTA-861-G), for calculating the maximum * luminance we need to use: * Luminance = 50*2**(CV/32) @@ -2348,8 +2380,11 @@ static void handle_hpd_irq(void *param) drm_kms_helper_hotplug_event(dev); } else if (dc_link_detect(aconnector->dc_link, DETECT_REASON_HPD)) { - amdgpu_dm_update_connector_after_detect(aconnector); + if (new_connection_type == dc_connection_none && + aconnector->dc_link->type == dc_connection_none) + dm_set_dpms_off(aconnector->dc_link); + amdgpu_dm_update_connector_after_detect(aconnector); drm_modeset_lock_all(dev); dm_restore_drm_connector_state(dev, connector); @@ -3038,19 +3073,6 @@ static void amdgpu_dm_update_backlight_caps(struct amdgpu_display_manager *dm) #endif } -static int set_backlight_via_aux(struct dc_link *link, uint32_t brightness) -{ - bool rc; - - if (!link) - return 1; - - rc = dc_link_set_backlight_level_nits(link, true, brightness, - AUX_BL_DEFAULT_TRANSITION_TIME_MS); - - return rc ? 0 : 1; -} - static int get_brightness_range(const struct amdgpu_dm_backlight_caps *caps, unsigned *min, unsigned *max) { @@ -3113,9 +3135,10 @@ static int amdgpu_dm_backlight_update_status(struct backlight_device *bd) brightness = convert_brightness_from_user(&caps, bd->props.brightness); // Change brightness based on AUX property if (caps.aux_support) - return set_backlight_via_aux(link, brightness); - - rc = dc_link_set_backlight_level(dm->backlight_link, brightness, 0); + rc = dc_link_set_backlight_level_nits(link, true, brightness, + AUX_BL_DEFAULT_TRANSITION_TIME_MS); + else + rc = dc_link_set_backlight_level(dm->backlight_link, brightness, 0); return rc ? 0 : 1; } @@ -3123,11 +3146,27 @@ static int amdgpu_dm_backlight_update_status(struct backlight_device *bd) static int amdgpu_dm_backlight_get_brightness(struct backlight_device *bd) { struct amdgpu_display_manager *dm = bl_get_data(bd); - int ret = dc_link_get_backlight_level(dm->backlight_link); + struct amdgpu_dm_backlight_caps caps; - if (ret == DC_ERROR_UNEXPECTED) - return bd->props.brightness; - return convert_brightness_to_user(&dm->backlight_caps, ret); + amdgpu_dm_update_backlight_caps(dm); + caps = dm->backlight_caps; + + if (caps.aux_support) { + struct dc_link *link = (struct dc_link *)dm->backlight_link; + u32 avg, peak; + bool rc; + + rc = dc_link_get_backlight_level_nits(link, &avg, &peak); + if (!rc) + return bd->props.brightness; + return convert_brightness_to_user(&caps, avg); + } else { + int ret = dc_link_get_backlight_level(dm->backlight_link); + + if (ret == DC_ERROR_UNEXPECTED) + return bd->props.brightness; + return convert_brightness_to_user(&caps, ret); + } } static const struct backlight_ops amdgpu_dm_backlight_ops = { diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_hdcp.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_hdcp.c index c2cd184f0bbd..79de68ac03f2 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_hdcp.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_hdcp.c @@ -376,7 +376,7 @@ static void event_cpirq(struct work_struct *work) } -void hdcp_destroy(struct hdcp_workqueue *hdcp_work) +void hdcp_destroy(struct kobject *kobj, struct hdcp_workqueue *hdcp_work) { int i = 0; @@ -385,6 +385,7 @@ void hdcp_destroy(struct hdcp_workqueue *hdcp_work) cancel_delayed_work_sync(&hdcp_work[i].watchdog_timer_dwork); } + sysfs_remove_bin_file(kobj, &hdcp_work[0].attr); kfree(hdcp_work->srm); kfree(hdcp_work->srm_temp); kfree(hdcp_work); diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_hdcp.h b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_hdcp.h index 5159b3a5e5b0..09294ff122fe 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_hdcp.h +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_hdcp.h @@ -69,7 +69,7 @@ void hdcp_update_display(struct hdcp_workqueue *hdcp_work, void hdcp_reset_display(struct hdcp_workqueue *work, unsigned int link_index); void hdcp_handle_cpirq(struct hdcp_workqueue *work, unsigned int link_index); -void hdcp_destroy(struct hdcp_workqueue *work); +void hdcp_destroy(struct kobject *kobj, struct hdcp_workqueue *work); struct hdcp_workqueue *hdcp_create_workqueue(struct amdgpu_device *adev, struct cp_psp *cp_psp, struct dc *dc); diff --git a/drivers/gpu/drm/amd/display/dc/bios/command_table.c b/drivers/gpu/drm/amd/display/dc/bios/command_table.c index 070459e3e407..afc10b954ffa 100644 --- a/drivers/gpu/drm/amd/display/dc/bios/command_table.c +++ b/drivers/gpu/drm/amd/display/dc/bios/command_table.c @@ -245,6 +245,23 @@ static enum bp_result encoder_control_digx_v3( cntl->enable_dp_audio); params.ucLaneNum = (uint8_t)(cntl->lanes_number); + switch (cntl->color_depth) { + case COLOR_DEPTH_888: + params.ucBitPerColor = PANEL_8BIT_PER_COLOR; + break; + case COLOR_DEPTH_101010: + params.ucBitPerColor = PANEL_10BIT_PER_COLOR; + break; + case COLOR_DEPTH_121212: + params.ucBitPerColor = PANEL_12BIT_PER_COLOR; + break; + case COLOR_DEPTH_161616: + params.ucBitPerColor = PANEL_16BIT_PER_COLOR; + break; + default: + break; + } + if (EXEC_BIOS_CMD_TABLE(DIGxEncoderControl, params)) result = BP_RESULT_OK; @@ -274,6 +291,23 @@ static enum bp_result encoder_control_digx_v4( cntl->enable_dp_audio)); params.ucLaneNum = (uint8_t)(cntl->lanes_number); + switch (cntl->color_depth) { + case COLOR_DEPTH_888: + params.ucBitPerColor = PANEL_8BIT_PER_COLOR; + break; + case COLOR_DEPTH_101010: + params.ucBitPerColor = PANEL_10BIT_PER_COLOR; + break; + case COLOR_DEPTH_121212: + params.ucBitPerColor = PANEL_12BIT_PER_COLOR; + break; + case COLOR_DEPTH_161616: + params.ucBitPerColor = PANEL_16BIT_PER_COLOR; + break; + default: + break; + } + if (EXEC_BIOS_CMD_TABLE(DIGxEncoderControl, params)) result = BP_RESULT_OK; @@ -1057,6 +1091,19 @@ static enum bp_result set_pixel_clock_v5( * driver choose program it itself, i.e. here we program it * to 888 by default. */ + if (bp_params->signal_type == SIGNAL_TYPE_HDMI_TYPE_A) + switch (bp_params->color_depth) { + case TRANSMITTER_COLOR_DEPTH_30: + /* yes this is correct, the atom define is wrong */ + clk.sPCLKInput.ucMiscInfo |= PIXEL_CLOCK_V5_MISC_HDMI_32BPP; + break; + case TRANSMITTER_COLOR_DEPTH_36: + /* yes this is correct, the atom define is wrong */ + clk.sPCLKInput.ucMiscInfo |= PIXEL_CLOCK_V5_MISC_HDMI_30BPP; + break; + default: + break; + } if (EXEC_BIOS_CMD_TABLE(SetPixelClock, clk)) result = BP_RESULT_OK; @@ -1135,6 +1182,20 @@ static enum bp_result set_pixel_clock_v6( * driver choose program it itself, i.e. here we pass required * target rate that includes deep color. */ + if (bp_params->signal_type == SIGNAL_TYPE_HDMI_TYPE_A) + switch (bp_params->color_depth) { + case TRANSMITTER_COLOR_DEPTH_30: + clk.sPCLKInput.ucMiscInfo |= PIXEL_CLOCK_V6_MISC_HDMI_30BPP_V6; + break; + case TRANSMITTER_COLOR_DEPTH_36: + clk.sPCLKInput.ucMiscInfo |= PIXEL_CLOCK_V6_MISC_HDMI_36BPP_V6; + break; + case TRANSMITTER_COLOR_DEPTH_48: + clk.sPCLKInput.ucMiscInfo |= PIXEL_CLOCK_V6_MISC_HDMI_48BPP; + break; + default: + break; + } if (EXEC_BIOS_CMD_TABLE(SetPixelClock, clk)) result = BP_RESULT_OK; diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c index 45ad05f6e03b..ffb21196bf59 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc.c @@ -2767,6 +2767,19 @@ struct dc_stream_state *dc_get_stream_at_index(struct dc *dc, uint8_t i) return NULL; } +struct dc_stream_state *dc_stream_find_from_link(const struct dc_link *link) +{ + uint8_t i; + struct dc_context *ctx = link->ctx; + + for (i = 0; i < ctx->dc->current_state->stream_count; i++) { + if (ctx->dc->current_state->streams[i]->link == link) + return ctx->dc->current_state->streams[i]; + } + + return NULL; +} + enum dc_irq_source dc_interrupt_to_irq_source( struct dc *dc, uint32_t src_id, diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link.c b/drivers/gpu/drm/amd/display/dc/core/dc_link.c index e1e5d81a5e43..f0039599e02f 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_link.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_link.c @@ -1454,6 +1454,11 @@ static bool dc_link_construct(struct dc_link *link, goto ddc_create_fail; } + if (!link->ddc->ddc_pin) { + DC_ERROR("Failed to get I2C info for connector!\n"); + goto ddc_create_fail; + } + link->ddc_hw_inst = dal_ddc_get_line(dal_ddc_service_get_ddc_pin(link->ddc)); @@ -2550,7 +2555,6 @@ bool dc_link_set_backlight_level(const struct dc_link *link, if (pipe_ctx->plane_state == NULL) frame_ramp = 0; } else { - ASSERT(false); return false; } diff --git a/drivers/gpu/drm/amd/display/dc/dc_stream.h b/drivers/gpu/drm/amd/display/dc/dc_stream.h index c246af7c584b..205bedd1b196 100644 --- a/drivers/gpu/drm/amd/display/dc/dc_stream.h +++ b/drivers/gpu/drm/amd/display/dc/dc_stream.h @@ -297,6 +297,7 @@ void dc_stream_log(const struct dc *dc, const struct dc_stream_state *stream); uint8_t dc_get_current_stream_count(struct dc *dc); struct dc_stream_state *dc_get_stream_at_index(struct dc *dc, uint8_t i); +struct dc_stream_state *dc_stream_find_from_link(const struct dc_link *link); /* * Return the current frame counter. diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_clock_source.c b/drivers/gpu/drm/amd/display/dc/dce/dce_clock_source.c index 49ae5ff12da6..bae3a146b2cc 100644 --- a/drivers/gpu/drm/amd/display/dc/dce/dce_clock_source.c +++ b/drivers/gpu/drm/amd/display/dc/dce/dce_clock_source.c @@ -871,6 +871,20 @@ static bool dce110_program_pix_clk( bp_pc_params.flags.SET_EXTERNAL_REF_DIV_SRC = pll_settings->use_external_clk; + switch (pix_clk_params->color_depth) { + case COLOR_DEPTH_101010: + bp_pc_params.color_depth = TRANSMITTER_COLOR_DEPTH_30; + break; + case COLOR_DEPTH_121212: + bp_pc_params.color_depth = TRANSMITTER_COLOR_DEPTH_36; + break; + case COLOR_DEPTH_161616: + bp_pc_params.color_depth = TRANSMITTER_COLOR_DEPTH_48; + break; + default: + break; + } + if (clk_src->bios->funcs->set_pixel_clock( clk_src->bios, &bp_pc_params) != BP_RESULT_OK) return false; diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_stream_encoder.c b/drivers/gpu/drm/amd/display/dc/dce/dce_stream_encoder.c index 5054bb567b74..99ad475fc1ff 100644 --- a/drivers/gpu/drm/amd/display/dc/dce/dce_stream_encoder.c +++ b/drivers/gpu/drm/amd/display/dc/dce/dce_stream_encoder.c @@ -564,6 +564,7 @@ static void dce110_stream_encoder_hdmi_set_stream_attribute( cntl.enable_dp_audio = enable_audio; cntl.pixel_clock = actual_pix_clk_khz; cntl.lanes_number = LANE_COUNT_FOUR; + cntl.color_depth = crtc_timing->display_color_depth; if (enc110->base.bp->funcs->encoder_control( enc110->base.bp, &cntl) != BP_RESULT_OK) diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_transform.c b/drivers/gpu/drm/amd/display/dc/dce/dce_transform.c index 2a32b66959ba..e2e79025825f 100644 --- a/drivers/gpu/drm/amd/display/dc/dce/dce_transform.c +++ b/drivers/gpu/drm/amd/display/dc/dce/dce_transform.c @@ -601,12 +601,12 @@ static void set_clamp( clamp_max = 0x3FC0; break; case COLOR_DEPTH_101010: - /* 10bit MSB aligned on 14 bit bus '11 1111 1111 1100' */ - clamp_max = 0x3FFC; + /* 10bit MSB aligned on 14 bit bus '11 1111 1111 0000' */ + clamp_max = 0x3FF0; break; case COLOR_DEPTH_121212: - /* 12bit MSB aligned on 14 bit bus '11 1111 1111 1111' */ - clamp_max = 0x3FFF; + /* 12bit MSB aligned on 14 bit bus '11 1111 1111 1100' */ + clamp_max = 0x3FFC; break; default: clamp_max = 0x3FC0; diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_link_encoder.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_link_encoder.c index 81db0179f7ea..85dc2b16c941 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_link_encoder.c +++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_link_encoder.c @@ -480,7 +480,6 @@ unsigned int dcn10_get_dig_frontend(struct link_encoder *enc) break; default: // invalid source select DIG - ASSERT(false); result = ENGINE_ID_UNKNOWN; } diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c index 121643ddb719..4ea53c543e08 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c +++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c @@ -408,8 +408,8 @@ static struct _vcs_dpi_soc_bounding_box_st dcn2_0_nv14_soc = { }, }, .num_states = 5, - .sr_exit_time_us = 11.6, - .sr_enter_plus_exit_time_us = 13.9, + .sr_exit_time_us = 8.6, + .sr_enter_plus_exit_time_us = 10.9, .urgent_latency_us = 4.0, .urgent_latency_pixel_data_only_us = 4.0, .urgent_latency_pixel_mixed_with_vm_data_us = 4.0, @@ -3248,7 +3248,7 @@ restore_dml_state: bool dcn20_validate_bandwidth(struct dc *dc, struct dc_state *context, bool fast_validate) { - bool voltage_supported = false; + bool voltage_supported; DC_FP_START(); voltage_supported = dcn20_validate_bandwidth_fp(dc, context, fast_validate); DC_FP_END(); diff --git a/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c b/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c index c99385440412..b5fe2a008bd4 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c +++ b/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_resource.c @@ -1058,8 +1058,6 @@ static void patch_bounding_box(struct dc *dc, struct _vcs_dpi_soc_bounding_box_s { int i; - DC_FP_START(); - if (dc->bb_overrides.sr_exit_time_ns) { for (i = 0; i < WM_SET_COUNT; i++) { dc->clk_mgr->bw_params->wm_table.entries[i].sr_exit_time_us = @@ -1084,8 +1082,6 @@ static void patch_bounding_box(struct dc *dc, struct _vcs_dpi_soc_bounding_box_s dc->bb_overrides.dram_clock_change_latency_ns / 1000.0; } } - - DC_FP_END(); } void dcn21_calculate_wm( @@ -1173,8 +1169,8 @@ void dcn21_calculate_wm( } -bool dcn21_validate_bandwidth(struct dc *dc, struct dc_state *context, - bool fast_validate) +static noinline bool dcn21_validate_bandwidth_fp(struct dc *dc, + struct dc_state *context, bool fast_validate) { bool out = false; @@ -1183,7 +1179,7 @@ bool dcn21_validate_bandwidth(struct dc *dc, struct dc_state *context, int vlevel = 0; int pipe_split_from[MAX_PIPES]; int pipe_cnt = 0; - display_e2e_pipe_params_st *pipes = kzalloc(dc->res_pool->pipe_count * sizeof(display_e2e_pipe_params_st), GFP_KERNEL); + display_e2e_pipe_params_st *pipes = kzalloc(dc->res_pool->pipe_count * sizeof(display_e2e_pipe_params_st), GFP_ATOMIC); DC_LOGGER_INIT(dc->ctx->logger); BW_VAL_TRACE_COUNT(); @@ -1227,6 +1223,22 @@ validate_out: return out; } + +/* + * Some of the functions further below use the FPU, so we need to wrap this + * with DC_FP_START()/DC_FP_END(). Use the same approach as for + * dcn20_validate_bandwidth in dcn20_resource.c. + */ +bool dcn21_validate_bandwidth(struct dc *dc, struct dc_state *context, + bool fast_validate) +{ + bool voltage_supported; + DC_FP_START(); + voltage_supported = dcn21_validate_bandwidth_fp(dc, context, fast_validate); + DC_FP_END(); + return voltage_supported; +} + static void dcn21_destroy_resource_pool(struct resource_pool **pool) { struct dcn21_resource_pool *dcn21_pool = TO_DCN21_RES_POOL(*pool); diff --git a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_cm_common.c b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_cm_common.c index 41a1d0e9b7e2..e0df9b0065f9 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_cm_common.c +++ b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_cm_common.c @@ -113,6 +113,7 @@ bool cm3_helper_translate_curve_to_hw_format( struct pwl_result_data *rgb_resulted; struct pwl_result_data *rgb; struct pwl_result_data *rgb_plus_1; + struct pwl_result_data *rgb_minus_1; struct fixed31_32 end_value; int32_t region_start, region_end; @@ -140,7 +141,7 @@ bool cm3_helper_translate_curve_to_hw_format( region_start = -MAX_LOW_POINT; region_end = NUMBER_REGIONS - MAX_LOW_POINT; } else { - /* 10 segments + /* 11 segments * segment is from 2^-10 to 2^0 * There are less than 256 points, for optimization */ @@ -154,9 +155,10 @@ bool cm3_helper_translate_curve_to_hw_format( seg_distr[7] = 4; seg_distr[8] = 4; seg_distr[9] = 4; + seg_distr[10] = 1; region_start = -10; - region_end = 0; + region_end = 1; } for (i = region_end - region_start; i < MAX_REGIONS_NUMBER ; i++) @@ -189,6 +191,10 @@ bool cm3_helper_translate_curve_to_hw_format( rgb_resulted[hw_points - 1].green = output_tf->tf_pts.green[start_index]; rgb_resulted[hw_points - 1].blue = output_tf->tf_pts.blue[start_index]; + rgb_resulted[hw_points].red = rgb_resulted[hw_points - 1].red; + rgb_resulted[hw_points].green = rgb_resulted[hw_points - 1].green; + rgb_resulted[hw_points].blue = rgb_resulted[hw_points - 1].blue; + // All 3 color channels have same x corner_points[0].red.x = dc_fixpt_pow(dc_fixpt_from_int(2), dc_fixpt_from_int(region_start)); @@ -259,15 +265,18 @@ bool cm3_helper_translate_curve_to_hw_format( rgb = rgb_resulted; rgb_plus_1 = rgb_resulted + 1; + rgb_minus_1 = rgb; i = 1; while (i != hw_points + 1) { - if (dc_fixpt_lt(rgb_plus_1->red, rgb->red)) - rgb_plus_1->red = rgb->red; - if (dc_fixpt_lt(rgb_plus_1->green, rgb->green)) - rgb_plus_1->green = rgb->green; - if (dc_fixpt_lt(rgb_plus_1->blue, rgb->blue)) - rgb_plus_1->blue = rgb->blue; + if (i >= hw_points - 1) { + if (dc_fixpt_lt(rgb_plus_1->red, rgb->red)) + rgb_plus_1->red = dc_fixpt_add(rgb->red, rgb_minus_1->delta_red); + if (dc_fixpt_lt(rgb_plus_1->green, rgb->green)) + rgb_plus_1->green = dc_fixpt_add(rgb->green, rgb_minus_1->delta_green); + if (dc_fixpt_lt(rgb_plus_1->blue, rgb->blue)) + rgb_plus_1->blue = dc_fixpt_add(rgb->blue, rgb_minus_1->delta_blue); + } rgb->delta_red = dc_fixpt_sub(rgb_plus_1->red, rgb->red); rgb->delta_green = dc_fixpt_sub(rgb_plus_1->green, rgb->green); @@ -283,6 +292,7 @@ bool cm3_helper_translate_curve_to_hw_format( } ++rgb_plus_1; + rgb_minus_1 = rgb; ++rgb; ++i; } diff --git a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_hwseq.c b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_hwseq.c index 204773ffc376..97909d5aab34 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_hwseq.c +++ b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_hwseq.c @@ -526,6 +526,8 @@ void dcn30_init_hw(struct dc *dc) fe = dc->links[i]->link_enc->funcs->get_dig_frontend( dc->links[i]->link_enc); + if (fe == ENGINE_ID_UNKNOWN) + continue; for (j = 0; j < dc->res_pool->stream_enc_count; j++) { if (fe == dc->res_pool->stream_enc[j]->id) { diff --git a/drivers/gpu/drm/amd/display/dc/irq/dcn21/irq_service_dcn21.c b/drivers/gpu/drm/amd/display/dc/irq/dcn21/irq_service_dcn21.c index 1b971265418b..0e0f494fbb5e 100644 --- a/drivers/gpu/drm/amd/display/dc/irq/dcn21/irq_service_dcn21.c +++ b/drivers/gpu/drm/amd/display/dc/irq/dcn21/irq_service_dcn21.c @@ -168,6 +168,11 @@ static const struct irq_source_info_funcs vblank_irq_info_funcs = { .ack = NULL }; +static const struct irq_source_info_funcs vupdate_no_lock_irq_info_funcs = { + .set = NULL, + .ack = NULL +}; + #undef BASE_INNER #define BASE_INNER(seg) DMU_BASE__INST0_SEG ## seg @@ -230,6 +235,17 @@ static const struct irq_source_info_funcs vblank_irq_info_funcs = { .funcs = &vblank_irq_info_funcs\ } +/* vupdate_no_lock_int_entry maps to DC_IRQ_SOURCE_VUPDATEx, to match semantic + * of DCE's DC_IRQ_SOURCE_VUPDATEx. + */ +#define vupdate_no_lock_int_entry(reg_num)\ + [DC_IRQ_SOURCE_VUPDATE1 + reg_num] = {\ + IRQ_REG_ENTRY(OTG, reg_num,\ + OTG_GLOBAL_SYNC_STATUS, VUPDATE_NO_LOCK_INT_EN,\ + OTG_GLOBAL_SYNC_STATUS, VUPDATE_NO_LOCK_EVENT_CLEAR),\ + .funcs = &vupdate_no_lock_irq_info_funcs\ + } + #define vblank_int_entry(reg_num)\ [DC_IRQ_SOURCE_VBLANK1 + reg_num] = {\ IRQ_REG_ENTRY(OTG, reg_num,\ @@ -338,6 +354,12 @@ irq_source_info_dcn21[DAL_IRQ_SOURCES_NUMBER] = { vupdate_int_entry(3), vupdate_int_entry(4), vupdate_int_entry(5), + vupdate_no_lock_int_entry(0), + vupdate_no_lock_int_entry(1), + vupdate_no_lock_int_entry(2), + vupdate_no_lock_int_entry(3), + vupdate_no_lock_int_entry(4), + vupdate_no_lock_int_entry(5), vblank_int_entry(0), vblank_int_entry(1), vblank_int_entry(2), diff --git a/drivers/gpu/drm/amd/pm/amdgpu_pm.c b/drivers/gpu/drm/amd/pm/amdgpu_pm.c index 529816637c73..9f383b9041d2 100644 --- a/drivers/gpu/drm/amd/pm/amdgpu_pm.c +++ b/drivers/gpu/drm/amd/pm/amdgpu_pm.c @@ -1070,7 +1070,7 @@ static ssize_t amdgpu_get_pp_dpm_sclk(struct device *dev, static ssize_t amdgpu_read_mask(const char *buf, size_t count, uint32_t *mask) { int ret; - long level; + unsigned long level; char *sub_str = NULL; char *tmp; char buf_cpy[AMDGPU_MASK_BUF_MAX + 1]; @@ -1086,8 +1086,8 @@ static ssize_t amdgpu_read_mask(const char *buf, size_t count, uint32_t *mask) while (tmp[0]) { sub_str = strsep(&tmp, delimiter); if (strlen(sub_str)) { - ret = kstrtol(sub_str, 0, &level); - if (ret) + ret = kstrtoul(sub_str, 0, &level); + if (ret || level > 31) return -EINVAL; *mask |= 1 << level; } else diff --git a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu7_hwmgr.c b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu7_hwmgr.c index 35629140fc7a..c5223a9e0d89 100644 --- a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu7_hwmgr.c +++ b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu7_hwmgr.c @@ -4771,6 +4771,72 @@ static int smu7_get_clock_by_type(struct pp_hwmgr *hwmgr, enum amd_pp_clock_type return 0; } +static int smu7_get_sclks_with_latency(struct pp_hwmgr *hwmgr, + struct pp_clock_levels_with_latency *clocks) +{ + struct phm_ppt_v1_information *table_info = + (struct phm_ppt_v1_information *)hwmgr->pptable; + struct phm_ppt_v1_clock_voltage_dependency_table *dep_sclk_table = + table_info->vdd_dep_on_sclk; + int i; + + clocks->num_levels = 0; + for (i = 0; i < dep_sclk_table->count; i++) { + if (dep_sclk_table->entries[i].clk) { + clocks->data[clocks->num_levels].clocks_in_khz = + dep_sclk_table->entries[i].clk * 10; + clocks->num_levels++; + } + } + + return 0; +} + +static int smu7_get_mclks_with_latency(struct pp_hwmgr *hwmgr, + struct pp_clock_levels_with_latency *clocks) +{ + struct phm_ppt_v1_information *table_info = + (struct phm_ppt_v1_information *)hwmgr->pptable; + struct phm_ppt_v1_clock_voltage_dependency_table *dep_mclk_table = + table_info->vdd_dep_on_mclk; + int i; + + clocks->num_levels = 0; + for (i = 0; i < dep_mclk_table->count; i++) { + if (dep_mclk_table->entries[i].clk) { + clocks->data[clocks->num_levels].clocks_in_khz = + dep_mclk_table->entries[i].clk * 10; + clocks->data[clocks->num_levels].latency_in_us = + smu7_get_mem_latency(hwmgr, dep_mclk_table->entries[i].clk); + clocks->num_levels++; + } + } + + return 0; +} + +static int smu7_get_clock_by_type_with_latency(struct pp_hwmgr *hwmgr, + enum amd_pp_clock_type type, + struct pp_clock_levels_with_latency *clocks) +{ + if (!(hwmgr->chip_id >= CHIP_POLARIS10 && + hwmgr->chip_id <= CHIP_VEGAM)) + return -EINVAL; + + switch (type) { + case amd_pp_sys_clock: + smu7_get_sclks_with_latency(hwmgr, clocks); + break; + case amd_pp_mem_clock: + smu7_get_mclks_with_latency(hwmgr, clocks); + break; + default: + return -EINVAL; + } + + return 0; +} + static int smu7_notify_cac_buffer_info(struct pp_hwmgr *hwmgr, uint32_t virtual_addr_low, uint32_t virtual_addr_hi, @@ -5188,6 +5254,7 @@ static const struct pp_hwmgr_func smu7_hwmgr_funcs = { .get_mclk_od = smu7_get_mclk_od, .set_mclk_od = smu7_set_mclk_od, .get_clock_by_type = smu7_get_clock_by_type, + .get_clock_by_type_with_latency = smu7_get_clock_by_type_with_latency, .read_sensor = smu7_read_sensor, .dynamic_state_management_disable = smu7_disable_dpm_tasks, .avfs_control = smu7_avfs_control, diff --git a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega10_hwmgr.c b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega10_hwmgr.c index 7eada3098ffc..18e4eb8884c2 100644 --- a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega10_hwmgr.c +++ b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega10_hwmgr.c @@ -1506,6 +1506,48 @@ static int vega10_populate_single_lclk_level(struct pp_hwmgr *hwmgr, return 0; } +static int vega10_override_pcie_parameters(struct pp_hwmgr *hwmgr) +{ + struct amdgpu_device *adev = (struct amdgpu_device *)(hwmgr->adev); + struct vega10_hwmgr *data = + (struct vega10_hwmgr *)(hwmgr->backend); + uint32_t pcie_gen = 0, pcie_width = 0; + PPTable_t *pp_table = &(data->smc_state_table.pp_table); + int i; + + if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN4) + pcie_gen = 3; + else if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3) + pcie_gen = 2; + else if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2) + pcie_gen = 1; + else if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN1) + pcie_gen = 0; + + if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X16) + pcie_width = 6; + else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X12) + pcie_width = 5; + else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X8) + pcie_width = 4; + else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X4) + pcie_width = 3; + else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X2) + pcie_width = 2; + else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X1) + pcie_width = 1; + + for (i = 0; i < NUM_LINK_LEVELS; i++) { + if (pp_table->PcieGenSpeed[i] > pcie_gen) + pp_table->PcieGenSpeed[i] = pcie_gen; + + if (pp_table->PcieLaneCount[i] > pcie_width) + pp_table->PcieLaneCount[i] = pcie_width; + } + + return 0; +} + static int vega10_populate_smc_link_levels(struct pp_hwmgr *hwmgr) { int result = -1; @@ -2557,6 +2599,11 @@ static int vega10_init_smc_table(struct pp_hwmgr *hwmgr) "Failed to initialize Link Level!", return result); + result = vega10_override_pcie_parameters(hwmgr); + PP_ASSERT_WITH_CODE(!result, + "Failed to override pcie parameters!", + return result); + result = vega10_populate_all_graphic_levels(hwmgr); PP_ASSERT_WITH_CODE(!result, "Failed to initialize Graphics Level!", @@ -2923,6 +2970,7 @@ static int vega10_start_dpm(struct pp_hwmgr *hwmgr, uint32_t bitmap) return 0; } + static int vega10_enable_disable_PCC_limit_feature(struct pp_hwmgr *hwmgr, bool enable) { struct vega10_hwmgr *data = hwmgr->backend; diff --git a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega12_hwmgr.c b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega12_hwmgr.c index dc206fa88c5e..62076035029a 100644 --- a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega12_hwmgr.c +++ b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega12_hwmgr.c @@ -481,6 +481,67 @@ static void vega12_init_dpm_state(struct vega12_dpm_state *dpm_state) dpm_state->hard_max_level = 0xffff; } +static int vega12_override_pcie_parameters(struct pp_hwmgr *hwmgr) +{ + struct amdgpu_device *adev = (struct amdgpu_device *)(hwmgr->adev); + struct vega12_hwmgr *data = + (struct vega12_hwmgr *)(hwmgr->backend); + uint32_t pcie_gen = 0, pcie_width = 0, smu_pcie_arg, pcie_gen_arg, pcie_width_arg; + PPTable_t *pp_table = &(data->smc_state_table.pp_table); + int i; + int ret; + + if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN4) + pcie_gen = 3; + else if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3) + pcie_gen = 2; + else if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2) + pcie_gen = 1; + else if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN1) + pcie_gen = 0; + + if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X16) + pcie_width = 6; + else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X12) + pcie_width = 5; + else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X8) + pcie_width = 4; + else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X4) + pcie_width = 3; + else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X2) + pcie_width = 2; + else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X1) + pcie_width = 1; + + /* Bit 31:16: LCLK DPM level. 0 is DPM0, and 1 is DPM1 + * Bit 15:8: PCIE GEN, 0 to 3 corresponds to GEN1 to GEN4 + * Bit 7:0: PCIE lane width, 1 to 7 corresponds is x1 to x32 + */ + for (i = 0; i < NUM_LINK_LEVELS; i++) { + pcie_gen_arg = (pp_table->PcieGenSpeed[i] > pcie_gen) ? pcie_gen : + pp_table->PcieGenSpeed[i]; + pcie_width_arg = (pp_table->PcieLaneCount[i] > pcie_width) ? pcie_width : + pp_table->PcieLaneCount[i]; + + if (pcie_gen_arg != pp_table->PcieGenSpeed[i] || pcie_width_arg != + pp_table->PcieLaneCount[i]) { + smu_pcie_arg = (i << 16) | (pcie_gen_arg << 8) | pcie_width_arg; + ret = smum_send_msg_to_smc_with_parameter(hwmgr, + PPSMC_MSG_OverridePcieParameters, smu_pcie_arg, + NULL); + PP_ASSERT_WITH_CODE(!ret, + "[OverridePcieParameters] Attempt to override pcie params failed!", + return ret); + } + + /* update the pptable */ + pp_table->PcieGenSpeed[i] = pcie_gen_arg; + pp_table->PcieLaneCount[i] = pcie_width_arg; + } + + return 0; +} + static int vega12_get_number_of_dpm_level(struct pp_hwmgr *hwmgr, PPCLK_e clk_id, uint32_t *num_of_levels) { @@ -969,6 +1030,11 @@ static int vega12_enable_dpm_tasks(struct pp_hwmgr *hwmgr) "Failed to enable all smu features!", return result); + result = vega12_override_pcie_parameters(hwmgr); + PP_ASSERT_WITH_CODE(!result, + "[EnableDPMTasks] Failed to override pcie parameters!", + return result); + tmp_result = vega12_power_control_set_level(hwmgr); PP_ASSERT_WITH_CODE(!tmp_result, "Failed to power control set level!", diff --git a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega20_hwmgr.c b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega20_hwmgr.c index da84012b7fd5..251979c059c8 100644 --- a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega20_hwmgr.c +++ b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/vega20_hwmgr.c @@ -832,7 +832,9 @@ static int vega20_override_pcie_parameters(struct pp_hwmgr *hwmgr) struct amdgpu_device *adev = (struct amdgpu_device *)(hwmgr->adev); struct vega20_hwmgr *data = (struct vega20_hwmgr *)(hwmgr->backend); - uint32_t pcie_gen = 0, pcie_width = 0, smu_pcie_arg; + uint32_t pcie_gen = 0, pcie_width = 0, smu_pcie_arg, pcie_gen_arg, pcie_width_arg; + PPTable_t *pp_table = &(data->smc_state_table.pp_table); + int i; int ret; if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN4) @@ -861,17 +863,27 @@ static int vega20_override_pcie_parameters(struct pp_hwmgr *hwmgr) * Bit 15:8: PCIE GEN, 0 to 3 corresponds to GEN1 to GEN4 * Bit 7:0: PCIE lane width, 1 to 7 corresponds is x1 to x32 */ - smu_pcie_arg = (1 << 16) | (pcie_gen << 8) | pcie_width; - ret = smum_send_msg_to_smc_with_parameter(hwmgr, - PPSMC_MSG_OverridePcieParameters, smu_pcie_arg, - NULL); - PP_ASSERT_WITH_CODE(!ret, - "[OverridePcieParameters] Attempt to override pcie params failed!", - return ret); + for (i = 0; i < NUM_LINK_LEVELS; i++) { + pcie_gen_arg = (pp_table->PcieGenSpeed[i] > pcie_gen) ? pcie_gen : + pp_table->PcieGenSpeed[i]; + pcie_width_arg = (pp_table->PcieLaneCount[i] > pcie_width) ? pcie_width : + pp_table->PcieLaneCount[i]; - data->pcie_parameters_override = true; - data->pcie_gen_level1 = pcie_gen; - data->pcie_width_level1 = pcie_width; + if (pcie_gen_arg != pp_table->PcieGenSpeed[i] || pcie_width_arg != + pp_table->PcieLaneCount[i]) { + smu_pcie_arg = (i << 16) | (pcie_gen_arg << 8) | pcie_width_arg; + ret = smum_send_msg_to_smc_with_parameter(hwmgr, + PPSMC_MSG_OverridePcieParameters, smu_pcie_arg, + NULL); + PP_ASSERT_WITH_CODE(!ret, + "[OverridePcieParameters] Attempt to override pcie params failed!", + return ret); + } + + /* update the pptable */ + pp_table->PcieGenSpeed[i] = pcie_gen_arg; + pp_table->PcieLaneCount[i] = pcie_width_arg; + } return 0; } @@ -3320,9 +3332,7 @@ static int vega20_print_clock_levels(struct pp_hwmgr *hwmgr, data->od8_settings.od8_settings_array; OverDriveTable_t *od_table = &(data->smc_state_table.overdrive_table); - struct phm_ppt_v3_information *pptable_information = - (struct phm_ppt_v3_information *)hwmgr->pptable; - PPTable_t *pptable = (PPTable_t *)pptable_information->smc_pptable; + PPTable_t *pptable = &(data->smc_state_table.pp_table); struct pp_clock_levels_with_latency clocks; struct vega20_single_dpm_table *fclk_dpm_table = &(data->dpm_table.fclk_table); @@ -3421,13 +3431,9 @@ static int vega20_print_clock_levels(struct pp_hwmgr *hwmgr, current_lane_width = vega20_get_current_pcie_link_width_level(hwmgr); for (i = 0; i < NUM_LINK_LEVELS; i++) { - if (i == 1 && data->pcie_parameters_override) { - gen_speed = data->pcie_gen_level1; - lane_width = data->pcie_width_level1; - } else { - gen_speed = pptable->PcieGenSpeed[i]; - lane_width = pptable->PcieLaneCount[i]; - } + gen_speed = pptable->PcieGenSpeed[i]; + lane_width = pptable->PcieLaneCount[i]; + size += sprintf(buf + size, "%d: %s %s %dMhz %s\n", i, (gen_speed == 0) ? "2.5GT/s," : (gen_speed == 1) ? "5.0GT/s," : diff --git a/drivers/gpu/drm/drm_dp_mst_topology.c b/drivers/gpu/drm/drm_dp_mst_topology.c index 17bdad95978a..9cf35dab2527 100644 --- a/drivers/gpu/drm/drm_dp_mst_topology.c +++ b/drivers/gpu/drm/drm_dp_mst_topology.c @@ -2302,7 +2302,8 @@ drm_dp_mst_port_add_connector(struct drm_dp_mst_branch *mstb, } if (port->pdt != DP_PEER_DEVICE_NONE && - drm_dp_mst_is_end_device(port->pdt, port->mcs)) { + drm_dp_mst_is_end_device(port->pdt, port->mcs) && + port->port_num >= DP_MST_LOGICAL_PORT_0) { port->cached_edid = drm_get_edid(port->connector, &port->aux.ddc); drm_connector_set_tile_property(port->connector); diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c index 1543d9d10970..8033467db4be 100644 --- a/drivers/gpu/drm/drm_fb_helper.c +++ b/drivers/gpu/drm/drm_fb_helper.c @@ -923,11 +923,15 @@ static int setcmap_legacy(struct fb_cmap *cmap, struct fb_info *info) drm_modeset_lock_all(fb_helper->dev); drm_client_for_each_modeset(modeset, &fb_helper->client) { crtc = modeset->crtc; - if (!crtc->funcs->gamma_set || !crtc->gamma_size) - return -EINVAL; + if (!crtc->funcs->gamma_set || !crtc->gamma_size) { + ret = -EINVAL; + goto out; + } - if (cmap->start + cmap->len > crtc->gamma_size) - return -EINVAL; + if (cmap->start + cmap->len > crtc->gamma_size) { + ret = -EINVAL; + goto out; + } r = crtc->gamma_store; g = r + crtc->gamma_size; @@ -940,8 +944,9 @@ static int setcmap_legacy(struct fb_cmap *cmap, struct fb_info *info) ret = crtc->funcs->gamma_set(crtc, r, g, b, crtc->gamma_size, NULL); if (ret) - return ret; + goto out; } +out: drm_modeset_unlock_all(fb_helper->dev); return ret; diff --git a/drivers/gpu/drm/drm_gem_shmem_helper.c b/drivers/gpu/drm/drm_gem_shmem_helper.c index e00616d94f26..cfacce0418a4 100644 --- a/drivers/gpu/drm/drm_gem_shmem_helper.c +++ b/drivers/gpu/drm/drm_gem_shmem_helper.c @@ -340,13 +340,14 @@ static void drm_gem_shmem_vunmap_locked(struct drm_gem_shmem_object *shmem) if (--shmem->vmap_use_count > 0) return; - if (obj->import_attach) + if (obj->import_attach) { dma_buf_vunmap(obj->import_attach->dmabuf, shmem->vaddr); - else + } else { vunmap(shmem->vaddr); + drm_gem_shmem_put_pages(shmem); + } shmem->vaddr = NULL; - drm_gem_shmem_put_pages(shmem); } /* @@ -534,14 +535,28 @@ static vm_fault_t drm_gem_shmem_fault(struct vm_fault *vmf) struct drm_gem_object *obj = vma->vm_private_data; struct drm_gem_shmem_object *shmem = to_drm_gem_shmem_obj(obj); loff_t num_pages = obj->size >> PAGE_SHIFT; + vm_fault_t ret; struct page *page; + pgoff_t page_offset; - if (vmf->pgoff >= num_pages || WARN_ON_ONCE(!shmem->pages)) - return VM_FAULT_SIGBUS; + /* We don't use vmf->pgoff since that has the fake offset */ + page_offset = (vmf->address - vma->vm_start) >> PAGE_SHIFT; - page = shmem->pages[vmf->pgoff]; + mutex_lock(&shmem->pages_lock); - return vmf_insert_page(vma, vmf->address, page); + if (page_offset >= num_pages || + WARN_ON_ONCE(!shmem->pages) || + shmem->madv < 0) { + ret = VM_FAULT_SIGBUS; + } else { + page = shmem->pages[page_offset]; + + ret = vmf_insert_page(vma, vmf->address, page); + } + + mutex_unlock(&shmem->pages_lock); + + return ret; } static void drm_gem_shmem_vm_open(struct vm_area_struct *vma) @@ -590,9 +605,6 @@ int drm_gem_shmem_mmap(struct drm_gem_object *obj, struct vm_area_struct *vma) struct drm_gem_shmem_object *shmem; int ret; - /* Remove the fake offset */ - vma->vm_pgoff -= drm_vma_node_start(&obj->vma_node); - if (obj->import_attach) { /* Drop the reference drm_gem_mmap_obj() acquired.*/ drm_gem_object_put(obj); diff --git a/drivers/gpu/drm/drm_ioc32.c b/drivers/gpu/drm/drm_ioc32.c index f86448ab1fe0..dc734d4828a1 100644 --- a/drivers/gpu/drm/drm_ioc32.c +++ b/drivers/gpu/drm/drm_ioc32.c @@ -99,6 +99,8 @@ static int compat_drm_version(struct file *file, unsigned int cmd, if (copy_from_user(&v32, (void __user *)arg, sizeof(v32))) return -EFAULT; + memset(&v, 0, sizeof(v)); + v = (struct drm_version) { .name_len = v32.name_len, .name = compat_ptr(v32.name), @@ -137,6 +139,9 @@ static int compat_drm_getunique(struct file *file, unsigned int cmd, if (copy_from_user(&uq32, (void __user *)arg, sizeof(uq32))) return -EFAULT; + + memset(&uq, 0, sizeof(uq)); + uq = (struct drm_unique){ .unique_len = uq32.unique_len, .unique = compat_ptr(uq32.unique), @@ -265,6 +270,8 @@ static int compat_drm_getclient(struct file *file, unsigned int cmd, if (copy_from_user(&c32, argp, sizeof(c32))) return -EFAULT; + memset(&client, 0, sizeof(client)); + client.idx = c32.idx; err = drm_ioctl_kernel(file, drm_getclient, &client, 0); @@ -852,6 +859,8 @@ static int compat_drm_wait_vblank(struct file *file, unsigned int cmd, if (copy_from_user(&req32, argp, sizeof(req32))) return -EFAULT; + memset(&req, 0, sizeof(req)); + req.request.type = req32.request.type; req.request.sequence = req32.request.sequence; req.request.signal = req32.request.signal; @@ -889,6 +898,8 @@ static int compat_drm_mode_addfb2(struct file *file, unsigned int cmd, struct drm_mode_fb_cmd2 req64; int err; + memset(&req64, 0, sizeof(req64)); + if (copy_from_user(&req64, argp, offsetof(drm_mode_fb_cmd232_t, modifier))) return -EFAULT; diff --git a/drivers/gpu/drm/drm_modes.c b/drivers/gpu/drm/drm_modes.c index ea2cb1acd793..39b092e33e71 100644 --- a/drivers/gpu/drm/drm_modes.c +++ b/drivers/gpu/drm/drm_modes.c @@ -762,7 +762,7 @@ int drm_mode_vrefresh(const struct drm_display_mode *mode) if (mode->htotal == 0 || mode->vtotal == 0) return 0; - num = mode->clock * 1000; + num = mode->clock; den = mode->htotal * mode->vtotal; if (mode->flags & DRM_MODE_FLAG_INTERLACE) @@ -772,7 +772,7 @@ int drm_mode_vrefresh(const struct drm_display_mode *mode) if (mode->vscan > 1) den *= mode->vscan; - return DIV_ROUND_CLOSEST(num, den); + return DIV_ROUND_CLOSEST_ULL(mul_u32_u32(num, 1000), den); } EXPORT_SYMBOL(drm_mode_vrefresh); diff --git a/drivers/gpu/drm/gma500/oaktrail_hdmi_i2c.c b/drivers/gpu/drm/gma500/oaktrail_hdmi_i2c.c index e28107061148..fc9a34ed58bd 100644 --- a/drivers/gpu/drm/gma500/oaktrail_hdmi_i2c.c +++ b/drivers/gpu/drm/gma500/oaktrail_hdmi_i2c.c @@ -279,11 +279,8 @@ int oaktrail_hdmi_i2c_init(struct pci_dev *dev) hdmi_dev = pci_get_drvdata(dev); i2c_dev = kzalloc(sizeof(struct hdmi_i2c_dev), GFP_KERNEL); - if (i2c_dev == NULL) { - DRM_ERROR("Can't allocate interface\n"); - ret = -ENOMEM; - goto exit; - } + if (!i2c_dev) + return -ENOMEM; i2c_dev->adap = &oaktrail_hdmi_i2c_adapter; i2c_dev->status = I2C_STAT_INIT; @@ -300,16 +297,23 @@ int oaktrail_hdmi_i2c_init(struct pci_dev *dev) oaktrail_hdmi_i2c_adapter.name, hdmi_dev); if (ret) { DRM_ERROR("Failed to request IRQ for I2C controller\n"); - goto err; + goto free_dev; } /* Adapter registration */ ret = i2c_add_numbered_adapter(&oaktrail_hdmi_i2c_adapter); - return ret; + if (ret) { + DRM_ERROR("Failed to add I2C adapter\n"); + goto free_irq; + } -err: + return 0; + +free_irq: + free_irq(dev->irq, hdmi_dev); +free_dev: kfree(i2c_dev); -exit: + return ret; } diff --git a/drivers/gpu/drm/gma500/psb_drv.c b/drivers/gpu/drm/gma500/psb_drv.c index 34b4aae9a15e..074f403d7ca0 100644 --- a/drivers/gpu/drm/gma500/psb_drv.c +++ b/drivers/gpu/drm/gma500/psb_drv.c @@ -313,6 +313,8 @@ static int psb_driver_load(struct drm_device *dev, unsigned long flags) if (ret) goto out_err; + ret = -ENOMEM; + dev_priv->mmu = psb_mmu_driver_init(dev, 1, 0, 0); if (!dev_priv->mmu) goto out_err; diff --git a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c index 085d1b2fa8c0..d3485f742acc 100644 --- a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c +++ b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c @@ -368,7 +368,6 @@ static void hibmc_pci_remove(struct pci_dev *pdev) drm_dev_unregister(dev); hibmc_unload(dev); - drm_dev_put(dev); } static struct pci_device_id hibmc_pci_table[] = { diff --git a/drivers/gpu/drm/i915/display/intel_hdmi.c b/drivers/gpu/drm/i915/display/intel_hdmi.c index 3f2008d845c2..1d616da4f165 100644 --- a/drivers/gpu/drm/i915/display/intel_hdmi.c +++ b/drivers/gpu/drm/i915/display/intel_hdmi.c @@ -2216,7 +2216,11 @@ hdmi_port_clock_valid(struct intel_hdmi *hdmi, has_hdmi_sink)) return MODE_CLOCK_HIGH; - /* BXT DPLL can't generate 223-240 MHz */ + /* GLK DPLL can't generate 446-480 MHz */ + if (IS_GEMINILAKE(dev_priv) && clock > 446666 && clock < 480000) + return MODE_CLOCK_RANGE; + + /* BXT/GLK DPLL can't generate 223-240 MHz */ if (IS_GEN9_LP(dev_priv) && clock > 223333 && clock < 240000) return MODE_CLOCK_RANGE; diff --git a/drivers/gpu/drm/i915/gt/gen7_renderclear.c b/drivers/gpu/drm/i915/gt/gen7_renderclear.c index e961ad6a3129..4adbc2bba97f 100644 --- a/drivers/gpu/drm/i915/gt/gen7_renderclear.c +++ b/drivers/gpu/drm/i915/gt/gen7_renderclear.c @@ -240,7 +240,7 @@ gen7_emit_state_base_address(struct batch_chunk *batch, /* general */ *cs++ = batch_addr(batch) | BASE_ADDRESS_MODIFY; /* surface */ - *cs++ = batch_addr(batch) | surface_state_base | BASE_ADDRESS_MODIFY; + *cs++ = (batch_addr(batch) + surface_state_base) | BASE_ADDRESS_MODIFY; /* dynamic */ *cs++ = batch_addr(batch) | BASE_ADDRESS_MODIFY; /* indirect */ @@ -353,19 +353,21 @@ static void gen7_emit_pipeline_flush(struct batch_chunk *batch) static void gen7_emit_pipeline_invalidate(struct batch_chunk *batch) { - u32 *cs = batch_alloc_items(batch, 0, 8); + u32 *cs = batch_alloc_items(batch, 0, 10); /* ivb: Stall before STATE_CACHE_INVALIDATE */ - *cs++ = GFX_OP_PIPE_CONTROL(4); + *cs++ = GFX_OP_PIPE_CONTROL(5); *cs++ = PIPE_CONTROL_STALL_AT_SCOREBOARD | PIPE_CONTROL_CS_STALL; *cs++ = 0; *cs++ = 0; + *cs++ = 0; - *cs++ = GFX_OP_PIPE_CONTROL(4); + *cs++ = GFX_OP_PIPE_CONTROL(5); *cs++ = PIPE_CONTROL_STATE_CACHE_INVALIDATE; *cs++ = 0; *cs++ = 0; + *cs++ = 0; batch_advance(batch, cs); } @@ -391,12 +393,14 @@ static void emit_batch(struct i915_vma * const vma, desc_count); /* Reset inherited context registers */ + gen7_emit_pipeline_flush(&cmds); gen7_emit_pipeline_invalidate(&cmds); batch_add(&cmds, MI_LOAD_REGISTER_IMM(2)); batch_add(&cmds, i915_mmio_reg_offset(CACHE_MODE_0_GEN7)); batch_add(&cmds, 0xffff0000); batch_add(&cmds, i915_mmio_reg_offset(CACHE_MODE_1)); batch_add(&cmds, 0xffff0000 | PIXEL_SUBSPAN_COLLECT_OPT_DISABLE); + gen7_emit_pipeline_invalidate(&cmds); gen7_emit_pipeline_flush(&cmds); /* Switch to the media pipeline and our base address */ diff --git a/drivers/gpu/drm/i915/gt/intel_engine_cs.c b/drivers/gpu/drm/i915/gt/intel_engine_cs.c index efdeb7b7b2a0..a19537706ed1 100644 --- a/drivers/gpu/drm/i915/gt/intel_engine_cs.c +++ b/drivers/gpu/drm/i915/gt/intel_engine_cs.c @@ -708,9 +708,12 @@ static int engine_setup_common(struct intel_engine_cs *engine) goto err_status; } + err = intel_engine_init_cmd_parser(engine); + if (err) + goto err_cmd_parser; + intel_engine_init_active(engine, ENGINE_PHYSICAL); intel_engine_init_execlists(engine); - intel_engine_init_cmd_parser(engine); intel_engine_init__pm(engine); intel_engine_init_retire(engine); @@ -724,6 +727,8 @@ static int engine_setup_common(struct intel_engine_cs *engine) return 0; +err_cmd_parser: + intel_breadcrumbs_free(engine->breadcrumbs); err_status: cleanup_status_page(engine); return err; diff --git a/drivers/gpu/drm/i915/i915_cmd_parser.c b/drivers/gpu/drm/i915/i915_cmd_parser.c index e7362ec22ade..9ce174950340 100644 --- a/drivers/gpu/drm/i915/i915_cmd_parser.c +++ b/drivers/gpu/drm/i915/i915_cmd_parser.c @@ -939,7 +939,7 @@ static void fini_hash_table(struct intel_engine_cs *engine) * struct intel_engine_cs based on whether the platform requires software * command parsing. */ -void intel_engine_init_cmd_parser(struct intel_engine_cs *engine) +int intel_engine_init_cmd_parser(struct intel_engine_cs *engine) { const struct drm_i915_cmd_table *cmd_tables; int cmd_table_count; @@ -947,7 +947,7 @@ void intel_engine_init_cmd_parser(struct intel_engine_cs *engine) if (!IS_GEN(engine->i915, 7) && !(IS_GEN(engine->i915, 9) && engine->class == COPY_ENGINE_CLASS)) - return; + return 0; switch (engine->class) { case RENDER_CLASS: @@ -1012,19 +1012,19 @@ void intel_engine_init_cmd_parser(struct intel_engine_cs *engine) break; default: MISSING_CASE(engine->class); - return; + goto out; } if (!validate_cmds_sorted(engine, cmd_tables, cmd_table_count)) { drm_err(&engine->i915->drm, "%s: command descriptions are not sorted\n", engine->name); - return; + goto out; } if (!validate_regs_sorted(engine)) { drm_err(&engine->i915->drm, "%s: registers are not sorted\n", engine->name); - return; + goto out; } ret = init_hash_table(engine, cmd_tables, cmd_table_count); @@ -1032,10 +1032,17 @@ void intel_engine_init_cmd_parser(struct intel_engine_cs *engine) drm_err(&engine->i915->drm, "%s: initialised failed!\n", engine->name); fini_hash_table(engine); - return; + goto out; } engine->flags |= I915_ENGINE_USING_CMD_PARSER; + +out: + if (intel_engine_requires_cmd_parser(engine) && + !intel_engine_using_cmd_parser(engine)) + return -EINVAL; + + return 0; } /** diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index fa830e77bb64..6909901b3551 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -1946,7 +1946,7 @@ const char *i915_cache_level_str(struct drm_i915_private *i915, int type); /* i915_cmd_parser.c */ int i915_cmd_parser_get_version(struct drm_i915_private *dev_priv); -void intel_engine_init_cmd_parser(struct intel_engine_cs *engine); +int intel_engine_init_cmd_parser(struct intel_engine_cs *engine); void intel_engine_cleanup_cmd_parser(struct intel_engine_cs *engine); int intel_engine_cmd_parser(struct intel_engine_cs *engine, struct i915_vma *batch, diff --git a/drivers/gpu/drm/i915/i915_perf.c b/drivers/gpu/drm/i915/i915_perf.c index 3640d0e229d2..74e66dea5708 100644 --- a/drivers/gpu/drm/i915/i915_perf.c +++ b/drivers/gpu/drm/i915/i915_perf.c @@ -600,7 +600,6 @@ static int append_oa_sample(struct i915_perf_stream *stream, { int report_size = stream->oa_buffer.format_size; struct drm_i915_perf_record_header header; - u32 sample_flags = stream->sample_flags; header.type = DRM_I915_PERF_RECORD_SAMPLE; header.pad = 0; @@ -614,10 +613,8 @@ static int append_oa_sample(struct i915_perf_stream *stream, return -EFAULT; buf += sizeof(header); - if (sample_flags & SAMPLE_OA_REPORT) { - if (copy_to_user(buf, report, report_size)) - return -EFAULT; - } + if (copy_to_user(buf, report, report_size)) + return -EFAULT; (*offset) += header.size; @@ -2676,7 +2673,7 @@ static void i915_oa_stream_enable(struct i915_perf_stream *stream) stream->perf->ops.oa_enable(stream); - if (stream->periodic) + if (stream->sample_flags & SAMPLE_OA_REPORT) hrtimer_start(&stream->poll_check_timer, ns_to_ktime(stream->poll_oa_period), HRTIMER_MODE_REL_PINNED); @@ -2739,7 +2736,7 @@ static void i915_oa_stream_disable(struct i915_perf_stream *stream) { stream->perf->ops.oa_disable(stream); - if (stream->periodic) + if (stream->sample_flags & SAMPLE_OA_REPORT) hrtimer_cancel(&stream->poll_check_timer); } @@ -3022,7 +3019,7 @@ static ssize_t i915_perf_read(struct file *file, * disabled stream as an error. In particular it might otherwise lead * to a deadlock for blocking file descriptors... */ - if (!stream->enabled) + if (!stream->enabled || !(stream->sample_flags & SAMPLE_OA_REPORT)) return -EIO; if (!(file->f_flags & O_NONBLOCK)) { diff --git a/drivers/gpu/drm/lima/lima_sched.c b/drivers/gpu/drm/lima/lima_sched.c index dc6df9e9a40d..f6e7a88a56f1 100644 --- a/drivers/gpu/drm/lima/lima_sched.c +++ b/drivers/gpu/drm/lima/lima_sched.c @@ -200,7 +200,7 @@ static int lima_pm_busy(struct lima_device *ldev) int ret; /* resume GPU if it has been suspended by runtime PM */ - ret = pm_runtime_get_sync(ldev->dev); + ret = pm_runtime_resume_and_get(ldev->dev); if (ret < 0) return ret; diff --git a/drivers/gpu/drm/mediatek/mtk_disp_ovl.c b/drivers/gpu/drm/mediatek/mtk_disp_ovl.c index 28651bc579bc..faff41183d17 100644 --- a/drivers/gpu/drm/mediatek/mtk_disp_ovl.c +++ b/drivers/gpu/drm/mediatek/mtk_disp_ovl.c @@ -266,7 +266,7 @@ static void mtk_ovl_layer_config(struct mtk_ddp_comp *comp, unsigned int idx, } con = ovl_fmt_convert(ovl, fmt); - if (state->base.fb->format->has_alpha) + if (state->base.fb && state->base.fb->format->has_alpha) con |= OVL_CON_AEN | OVL_CON_ALPHA; if (pending->rotation & DRM_MODE_REFLECT_Y) { diff --git a/drivers/gpu/drm/meson/meson_drv.c b/drivers/gpu/drm/meson/meson_drv.c index 3d1de9cbb1c8..db56732bdd26 100644 --- a/drivers/gpu/drm/meson/meson_drv.c +++ b/drivers/gpu/drm/meson/meson_drv.c @@ -482,6 +482,16 @@ static int meson_probe_remote(struct platform_device *pdev, return count; } +static void meson_drv_shutdown(struct platform_device *pdev) +{ + struct meson_drm *priv = dev_get_drvdata(&pdev->dev); + struct drm_device *drm = priv->drm; + + DRM_DEBUG_DRIVER("\n"); + drm_kms_helper_poll_fini(drm); + drm_atomic_helper_shutdown(drm); +} + static int meson_drv_probe(struct platform_device *pdev) { struct component_match *match = NULL; @@ -553,6 +563,7 @@ static const struct dev_pm_ops meson_drv_pm_ops = { static struct platform_driver meson_drm_platform_driver = { .probe = meson_drv_probe, + .shutdown = meson_drv_shutdown, .driver = { .name = "meson-drm", .of_match_table = dt_match, diff --git a/drivers/gpu/drm/msm/adreno/a5xx_gpu.c b/drivers/gpu/drm/msm/adreno/a5xx_gpu.c index 69ed2c609466..5e11cdb207d8 100644 --- a/drivers/gpu/drm/msm/adreno/a5xx_gpu.c +++ b/drivers/gpu/drm/msm/adreno/a5xx_gpu.c @@ -626,8 +626,6 @@ static int a5xx_hw_init(struct msm_gpu *gpu) if (adreno_gpu->info->quirks & ADRENO_QUIRK_TWO_PASS_USE_WFI) gpu_rmw(gpu, REG_A5XX_PC_DBG_ECO_CNTL, 0, (1 << 8)); - gpu_write(gpu, REG_A5XX_PC_DBG_ECO_CNTL, 0xc0200100); - /* Enable USE_RETENTION_FLOPS */ gpu_write(gpu, REG_A5XX_CP_CHICKEN_DBG, 0x02000000); diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gmu.c b/drivers/gpu/drm/msm/adreno/a6xx_gmu.c index 491fee410daf..8d78d95d29fc 100644 --- a/drivers/gpu/drm/msm/adreno/a6xx_gmu.c +++ b/drivers/gpu/drm/msm/adreno/a6xx_gmu.c @@ -266,6 +266,16 @@ int a6xx_gmu_set_oob(struct a6xx_gmu *gmu, enum a6xx_gmu_oob_state state) } name = "GPU_SET"; break; + case GMU_OOB_PERFCOUNTER_SET: + if (gmu->legacy) { + request = GMU_OOB_PERFCOUNTER_REQUEST; + ack = GMU_OOB_PERFCOUNTER_ACK; + } else { + request = GMU_OOB_PERFCOUNTER_REQUEST_NEW; + ack = GMU_OOB_PERFCOUNTER_ACK_NEW; + } + name = "PERFCOUNTER"; + break; case GMU_OOB_BOOT_SLUMBER: request = GMU_OOB_BOOT_SLUMBER_REQUEST; ack = GMU_OOB_BOOT_SLUMBER_ACK; @@ -303,9 +313,14 @@ int a6xx_gmu_set_oob(struct a6xx_gmu *gmu, enum a6xx_gmu_oob_state state) void a6xx_gmu_clear_oob(struct a6xx_gmu *gmu, enum a6xx_gmu_oob_state state) { if (!gmu->legacy) { - WARN_ON(state != GMU_OOB_GPU_SET); - gmu_write(gmu, REG_A6XX_GMU_HOST2GMU_INTR_SET, - 1 << GMU_OOB_GPU_SET_CLEAR_NEW); + if (state == GMU_OOB_GPU_SET) { + gmu_write(gmu, REG_A6XX_GMU_HOST2GMU_INTR_SET, + 1 << GMU_OOB_GPU_SET_CLEAR_NEW); + } else { + WARN_ON(state != GMU_OOB_PERFCOUNTER_SET); + gmu_write(gmu, REG_A6XX_GMU_HOST2GMU_INTR_SET, + 1 << GMU_OOB_PERFCOUNTER_CLEAR_NEW); + } return; } @@ -314,6 +329,10 @@ void a6xx_gmu_clear_oob(struct a6xx_gmu *gmu, enum a6xx_gmu_oob_state state) gmu_write(gmu, REG_A6XX_GMU_HOST2GMU_INTR_SET, 1 << GMU_OOB_GPU_SET_CLEAR); break; + case GMU_OOB_PERFCOUNTER_SET: + gmu_write(gmu, REG_A6XX_GMU_HOST2GMU_INTR_SET, + 1 << GMU_OOB_PERFCOUNTER_CLEAR); + break; case GMU_OOB_BOOT_SLUMBER: gmu_write(gmu, REG_A6XX_GMU_HOST2GMU_INTR_SET, 1 << GMU_OOB_BOOT_SLUMBER_CLEAR); diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gmu.h b/drivers/gpu/drm/msm/adreno/a6xx_gmu.h index c6d2bced8e5d..9fa278de2106 100644 --- a/drivers/gpu/drm/msm/adreno/a6xx_gmu.h +++ b/drivers/gpu/drm/msm/adreno/a6xx_gmu.h @@ -156,6 +156,7 @@ enum a6xx_gmu_oob_state { GMU_OOB_BOOT_SLUMBER = 0, GMU_OOB_GPU_SET, GMU_OOB_DCVS_SET, + GMU_OOB_PERFCOUNTER_SET, }; /* These are the interrupt / ack bits for each OOB request that are set @@ -190,6 +191,13 @@ enum a6xx_gmu_oob_state { #define GMU_OOB_GPU_SET_ACK_NEW 31 #define GMU_OOB_GPU_SET_CLEAR_NEW 31 +#define GMU_OOB_PERFCOUNTER_REQUEST 17 +#define GMU_OOB_PERFCOUNTER_ACK 25 +#define GMU_OOB_PERFCOUNTER_CLEAR 25 + +#define GMU_OOB_PERFCOUNTER_REQUEST_NEW 28 +#define GMU_OOB_PERFCOUNTER_ACK_NEW 30 +#define GMU_OOB_PERFCOUNTER_CLEAR_NEW 30 void a6xx_hfi_init(struct a6xx_gmu *gmu); int a6xx_hfi_start(struct a6xx_gmu *gmu, int boot_state); diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c index 420ca4a0eb5f..83b50f6d6bb7 100644 --- a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c +++ b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c @@ -1066,14 +1066,18 @@ static int a6xx_get_timestamp(struct msm_gpu *gpu, uint64_t *value) { struct adreno_gpu *adreno_gpu = to_adreno_gpu(gpu); struct a6xx_gpu *a6xx_gpu = to_a6xx_gpu(adreno_gpu); + static DEFINE_MUTEX(perfcounter_oob); + + mutex_lock(&perfcounter_oob); /* Force the GPU power on so we can read this register */ - a6xx_gmu_set_oob(&a6xx_gpu->gmu, GMU_OOB_GPU_SET); + a6xx_gmu_set_oob(&a6xx_gpu->gmu, GMU_OOB_PERFCOUNTER_SET); *value = gpu_read64(gpu, REG_A6XX_RBBM_PERFCTR_CP_0_LO, REG_A6XX_RBBM_PERFCTR_CP_0_HI); - a6xx_gmu_clear_oob(&a6xx_gpu->gmu, GMU_OOB_GPU_SET); + a6xx_gmu_clear_oob(&a6xx_gpu->gmu, GMU_OOB_PERFCOUNTER_SET); + mutex_unlock(&perfcounter_oob); return 0; } diff --git a/drivers/gpu/drm/msm/disp/mdp5/mdp5_crtc.c b/drivers/gpu/drm/msm/disp/mdp5/mdp5_crtc.c index c39dad151bb6..7d7668998501 100644 --- a/drivers/gpu/drm/msm/disp/mdp5/mdp5_crtc.c +++ b/drivers/gpu/drm/msm/disp/mdp5/mdp5_crtc.c @@ -1176,7 +1176,7 @@ static void mdp5_crtc_pp_done_irq(struct mdp_irq *irq, uint32_t irqstatus) struct mdp5_crtc *mdp5_crtc = container_of(irq, struct mdp5_crtc, pp_done); - complete(&mdp5_crtc->pp_completion); + complete_all(&mdp5_crtc->pp_completion); } static void mdp5_crtc_wait_for_pp_done(struct drm_crtc *crtc) diff --git a/drivers/gpu/drm/msm/dp/dp_display.c b/drivers/gpu/drm/msm/dp/dp_display.c index fe0279542a1c..a2db14f852f1 100644 --- a/drivers/gpu/drm/msm/dp/dp_display.c +++ b/drivers/gpu/drm/msm/dp/dp_display.c @@ -620,8 +620,8 @@ static int dp_hpd_unplug_handle(struct dp_display_private *dp, u32 data) dp_add_event(dp, EV_DISCONNECT_PENDING_TIMEOUT, 0, DP_TIMEOUT_5_SECOND); /* signal the disconnect event early to ensure proper teardown */ - dp_display_handle_plugged_change(g_dp_display, false); reinit_completion(&dp->audio_comp); + dp_display_handle_plugged_change(g_dp_display, false); dp_catalog_hpd_config_intr(dp->catalog, DP_DP_HPD_PLUG_INT_MASK | DP_DP_IRQ_HPD_INT_MASK, true); @@ -840,6 +840,9 @@ static int dp_display_disable(struct dp_display_private *dp, u32 data) /* wait only if audio was enabled */ if (dp_display->audio_enabled) { + /* signal the disconnect event */ + reinit_completion(&dp->audio_comp); + dp_display_handle_plugged_change(dp_display, false); if (!wait_for_completion_timeout(&dp->audio_comp, HZ * 5)) DRM_ERROR("audio comp timeout\n"); diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_20nm.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_20nm.c index 1afb7c579dbb..eca86bf448f7 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_20nm.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_20nm.c @@ -139,7 +139,7 @@ const struct msm_dsi_phy_cfg dsi_phy_20nm_cfgs = { .disable = dsi_20nm_phy_disable, .init = msm_dsi_phy_init_common, }, - .io_start = { 0xfd998300, 0xfd9a0300 }, + .io_start = { 0xfd998500, 0xfd9a0500 }, .num_dsi_phy = 2, }; diff --git a/drivers/gpu/drm/msm/msm_drv.c b/drivers/gpu/drm/msm/msm_drv.c index d556c353e5ae..3d0adfa6736a 100644 --- a/drivers/gpu/drm/msm/msm_drv.c +++ b/drivers/gpu/drm/msm/msm_drv.c @@ -775,9 +775,10 @@ static int msm_ioctl_gem_info_iova(struct drm_device *dev, struct drm_file *file, struct drm_gem_object *obj, uint64_t *iova) { + struct msm_drm_private *priv = dev->dev_private; struct msm_file_private *ctx = file->driver_priv; - if (!ctx->aspace) + if (!priv->gpu) return -EINVAL; /* diff --git a/drivers/gpu/drm/msm/msm_iommu.c b/drivers/gpu/drm/msm/msm_iommu.c index 22ac7c692a81..50d881794758 100644 --- a/drivers/gpu/drm/msm/msm_iommu.c +++ b/drivers/gpu/drm/msm/msm_iommu.c @@ -139,7 +139,6 @@ static void msm_iommu_tlb_add_page(struct iommu_iotlb_gather *gather, static const struct iommu_flush_ops null_tlb_ops = { .tlb_flush_all = msm_iommu_tlb_flush_all, .tlb_flush_walk = msm_iommu_tlb_flush_walk, - .tlb_flush_leaf = msm_iommu_tlb_flush_walk, .tlb_add_page = msm_iommu_tlb_add_page, }; diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/conn.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/conn.h index f5f59261ea81..d1beaad0c82b 100644 --- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/conn.h +++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/bios/conn.h @@ -14,6 +14,7 @@ enum dcb_connector_type { DCB_CONNECTOR_LVDS_SPWG = 0x41, DCB_CONNECTOR_DP = 0x46, DCB_CONNECTOR_eDP = 0x47, + DCB_CONNECTOR_mDP = 0x48, DCB_CONNECTOR_HDMI_0 = 0x60, DCB_CONNECTOR_HDMI_1 = 0x61, DCB_CONNECTOR_HDMI_C = 0x63, diff --git a/drivers/gpu/drm/nouveau/nouveau_chan.c b/drivers/gpu/drm/nouveau/nouveau_chan.c index 8f099601d2f2..9b6f2c1414d7 100644 --- a/drivers/gpu/drm/nouveau/nouveau_chan.c +++ b/drivers/gpu/drm/nouveau/nouveau_chan.c @@ -533,6 +533,7 @@ nouveau_channel_new(struct nouveau_drm *drm, struct nvif_device *device, if (ret) { NV_PRINTK(err, cli, "channel failed to initialise, %d\n", ret); nouveau_channel_del(pchan); + goto done; } ret = nouveau_svmm_join((*pchan)->vmm->svmm, (*pchan)->inst); diff --git a/drivers/gpu/drm/nouveau/nouveau_connector.c b/drivers/gpu/drm/nouveau/nouveau_connector.c index 8b4b3688c7ae..4c992fd5bd68 100644 --- a/drivers/gpu/drm/nouveau/nouveau_connector.c +++ b/drivers/gpu/drm/nouveau/nouveau_connector.c @@ -1210,6 +1210,7 @@ drm_conntype_from_dcb(enum dcb_connector_type dcb) case DCB_CONNECTOR_DMS59_DP0: case DCB_CONNECTOR_DMS59_DP1: case DCB_CONNECTOR_DP : + case DCB_CONNECTOR_mDP : case DCB_CONNECTOR_USB_C : return DRM_MODE_CONNECTOR_DisplayPort; case DCB_CONNECTOR_eDP : return DRM_MODE_CONNECTOR_eDP; case DCB_CONNECTOR_HDMI_0 : diff --git a/drivers/gpu/drm/panel/panel-elida-kd35t133.c b/drivers/gpu/drm/panel/panel-elida-kd35t133.c index bc36aa3c1123..fe5ac3ef9018 100644 --- a/drivers/gpu/drm/panel/panel-elida-kd35t133.c +++ b/drivers/gpu/drm/panel/panel-elida-kd35t133.c @@ -265,7 +265,8 @@ static int kd35t133_probe(struct mipi_dsi_device *dsi) dsi->lanes = 1; dsi->format = MIPI_DSI_FMT_RGB888; dsi->mode_flags = MIPI_DSI_MODE_VIDEO | MIPI_DSI_MODE_VIDEO_BURST | - MIPI_DSI_MODE_LPM | MIPI_DSI_MODE_EOT_PACKET; + MIPI_DSI_MODE_LPM | MIPI_DSI_MODE_EOT_PACKET | + MIPI_DSI_CLOCK_NON_CONTINUOUS; drm_panel_init(&ctx->panel, &dsi->dev, &kd35t133_funcs, DRM_MODE_CONNECTOR_DSI); diff --git a/drivers/gpu/drm/panel/panel-mantix-mlaf057we51.c b/drivers/gpu/drm/panel/panel-mantix-mlaf057we51.c index 0c5f22e95c2d..624d17b96a69 100644 --- a/drivers/gpu/drm/panel/panel-mantix-mlaf057we51.c +++ b/drivers/gpu/drm/panel/panel-mantix-mlaf057we51.c @@ -22,6 +22,7 @@ /* Manufacturer specific Commands send via DSI */ #define MANTIX_CMD_OTP_STOP_RELOAD_MIPI 0x41 #define MANTIX_CMD_INT_CANCEL 0x4C +#define MANTIX_CMD_SPI_FINISH 0x90 struct mantix { struct device *dev; @@ -66,6 +67,10 @@ static int mantix_init_sequence(struct mantix *ctx) dsi_generic_write_seq(dsi, 0x80, 0x64, 0x00, 0x64, 0x00, 0x00); msleep(20); + dsi_generic_write_seq(dsi, MANTIX_CMD_SPI_FINISH, 0xA5); + dsi_generic_write_seq(dsi, MANTIX_CMD_OTP_STOP_RELOAD_MIPI, 0x00, 0x2F); + msleep(20); + dev_dbg(dev, "Panel init sequence done\n"); return 0; } diff --git a/drivers/gpu/drm/panfrost/panfrost_mmu.c b/drivers/gpu/drm/panfrost/panfrost_mmu.c index be8d68fb0e11..7c1b3481b785 100644 --- a/drivers/gpu/drm/panfrost/panfrost_mmu.c +++ b/drivers/gpu/drm/panfrost/panfrost_mmu.c @@ -347,16 +347,9 @@ static void mmu_tlb_flush_walk(unsigned long iova, size_t size, size_t granule, mmu_tlb_sync_context(cookie); } -static void mmu_tlb_flush_leaf(unsigned long iova, size_t size, size_t granule, - void *cookie) -{ - mmu_tlb_sync_context(cookie); -} - static const struct iommu_flush_ops mmu_tlb_ops = { .tlb_flush_all = mmu_tlb_inv_context_s1, .tlb_flush_walk = mmu_tlb_flush_walk, - .tlb_flush_leaf = mmu_tlb_flush_leaf, }; int panfrost_mmu_pgtable_alloc(struct panfrost_file_priv *priv) diff --git a/drivers/gpu/drm/qxl/qxl_display.c b/drivers/gpu/drm/qxl/qxl_display.c index 6063f3a15329..862ef59d4d03 100644 --- a/drivers/gpu/drm/qxl/qxl_display.c +++ b/drivers/gpu/drm/qxl/qxl_display.c @@ -327,6 +327,7 @@ static void qxl_crtc_update_monitors_config(struct drm_crtc *crtc, head.id = i; head.flags = 0; + head.surface_id = 0; oldcount = qdev->monitors_config->count; if (crtc->state->active) { struct drm_display_mode *mode = &crtc->mode; diff --git a/drivers/gpu/drm/rcar-du/rcar_cmm.c b/drivers/gpu/drm/rcar-du/rcar_cmm.c index c578095b09a5..382d53f8a22e 100644 --- a/drivers/gpu/drm/rcar-du/rcar_cmm.c +++ b/drivers/gpu/drm/rcar-du/rcar_cmm.c @@ -122,7 +122,7 @@ int rcar_cmm_enable(struct platform_device *pdev) { int ret; - ret = pm_runtime_get_sync(&pdev->dev); + ret = pm_runtime_resume_and_get(&pdev->dev); if (ret < 0) return ret; diff --git a/drivers/gpu/drm/rcar-du/rcar_du_crtc.c b/drivers/gpu/drm/rcar-du/rcar_du_crtc.c index fe86a3e67757..1b9738e44909 100644 --- a/drivers/gpu/drm/rcar-du/rcar_du_crtc.c +++ b/drivers/gpu/drm/rcar-du/rcar_du_crtc.c @@ -727,13 +727,10 @@ static void rcar_du_crtc_atomic_enable(struct drm_crtc *crtc, */ if (rcdu->info->lvds_clk_mask & BIT(rcrtc->index) && rstate->outputs == BIT(RCAR_DU_OUTPUT_DPAD0)) { - struct rcar_du_encoder *encoder = - rcdu->encoders[RCAR_DU_OUTPUT_LVDS0 + rcrtc->index]; + struct drm_bridge *bridge = rcdu->lvds[rcrtc->index]; const struct drm_display_mode *mode = &crtc->state->adjusted_mode; - struct drm_bridge *bridge; - bridge = drm_bridge_chain_get_first_bridge(&encoder->base); rcar_lvds_clk_enable(bridge, mode->clock * 1000); } @@ -759,15 +756,12 @@ static void rcar_du_crtc_atomic_disable(struct drm_crtc *crtc, if (rcdu->info->lvds_clk_mask & BIT(rcrtc->index) && rstate->outputs == BIT(RCAR_DU_OUTPUT_DPAD0)) { - struct rcar_du_encoder *encoder = - rcdu->encoders[RCAR_DU_OUTPUT_LVDS0 + rcrtc->index]; - struct drm_bridge *bridge; + struct drm_bridge *bridge = rcdu->lvds[rcrtc->index]; /* * Disable the LVDS clock output, see * rcar_du_crtc_atomic_enable(). */ - bridge = drm_bridge_chain_get_first_bridge(&encoder->base); rcar_lvds_clk_disable(bridge); } diff --git a/drivers/gpu/drm/rcar-du/rcar_du_drv.h b/drivers/gpu/drm/rcar-du/rcar_du_drv.h index 61504c54e2ec..3597a179bfb7 100644 --- a/drivers/gpu/drm/rcar-du/rcar_du_drv.h +++ b/drivers/gpu/drm/rcar-du/rcar_du_drv.h @@ -20,10 +20,10 @@ struct clk; struct device; +struct drm_bridge; struct drm_device; struct drm_property; struct rcar_du_device; -struct rcar_du_encoder; #define RCAR_DU_FEATURE_CRTC_IRQ_CLOCK BIT(0) /* Per-CRTC IRQ and clock */ #define RCAR_DU_FEATURE_VSP1_SOURCE BIT(1) /* Has inputs from VSP1 */ @@ -71,6 +71,7 @@ struct rcar_du_device_info { #define RCAR_DU_MAX_CRTCS 4 #define RCAR_DU_MAX_GROUPS DIV_ROUND_UP(RCAR_DU_MAX_CRTCS, 2) #define RCAR_DU_MAX_VSPS 4 +#define RCAR_DU_MAX_LVDS 2 struct rcar_du_device { struct device *dev; @@ -83,11 +84,10 @@ struct rcar_du_device { struct rcar_du_crtc crtcs[RCAR_DU_MAX_CRTCS]; unsigned int num_crtcs; - struct rcar_du_encoder *encoders[RCAR_DU_OUTPUT_MAX]; - struct rcar_du_group groups[RCAR_DU_MAX_GROUPS]; struct platform_device *cmms[RCAR_DU_MAX_CRTCS]; struct rcar_du_vsp vsps[RCAR_DU_MAX_VSPS]; + struct drm_bridge *lvds[RCAR_DU_MAX_LVDS]; struct { struct drm_property *colorkey; diff --git a/drivers/gpu/drm/rcar-du/rcar_du_encoder.c b/drivers/gpu/drm/rcar-du/rcar_du_encoder.c index b0335da0c161..50fc14534fa4 100644 --- a/drivers/gpu/drm/rcar-du/rcar_du_encoder.c +++ b/drivers/gpu/drm/rcar-du/rcar_du_encoder.c @@ -57,7 +57,6 @@ int rcar_du_encoder_init(struct rcar_du_device *rcdu, if (renc == NULL) return -ENOMEM; - rcdu->encoders[output] = renc; renc->output = output; encoder = rcar_encoder_to_drm_encoder(renc); @@ -91,6 +90,10 @@ int rcar_du_encoder_init(struct rcar_du_device *rcdu, ret = -EPROBE_DEFER; goto done; } + + if (output == RCAR_DU_OUTPUT_LVDS0 || + output == RCAR_DU_OUTPUT_LVDS1) + rcdu->lvds[output - RCAR_DU_OUTPUT_LVDS0] = bridge; } /* diff --git a/drivers/gpu/drm/rcar-du/rcar_du_kms.c b/drivers/gpu/drm/rcar-du/rcar_du_kms.c index 72dda446355f..7015e22872bb 100644 --- a/drivers/gpu/drm/rcar-du/rcar_du_kms.c +++ b/drivers/gpu/drm/rcar-du/rcar_du_kms.c @@ -700,10 +700,10 @@ static int rcar_du_cmm_init(struct rcar_du_device *rcdu) int ret; cmm = of_parse_phandle(np, "renesas,cmms", i); - if (IS_ERR(cmm)) { + if (!cmm) { dev_err(rcdu->dev, "Failed to parse 'renesas,cmms' property\n"); - return PTR_ERR(cmm); + return -EINVAL; } if (!of_device_is_available(cmm)) { @@ -713,10 +713,10 @@ static int rcar_du_cmm_init(struct rcar_du_device *rcdu) } pdev = of_find_device_by_node(cmm); - if (IS_ERR(pdev)) { + if (!pdev) { dev_err(rcdu->dev, "No device found for CMM%u\n", i); of_node_put(cmm); - return PTR_ERR(pdev); + return -EINVAL; } of_node_put(cmm); diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_vop.h b/drivers/gpu/drm/rockchip/rockchip_drm_vop.h index 4a2099cb582e..857d97cdc67c 100644 --- a/drivers/gpu/drm/rockchip/rockchip_drm_vop.h +++ b/drivers/gpu/drm/rockchip/rockchip_drm_vop.h @@ -17,9 +17,20 @@ #define NUM_YUV2YUV_COEFFICIENTS 12 +/* AFBC supports a number of configurable modes. Relevant to us is block size + * (16x16 or 32x8), storage modifiers (SPARSE, SPLIT), and the YUV-like + * colourspace transform (YTR). 16x16 SPARSE mode is always used. SPLIT mode + * could be enabled via the hreg_block_split register, but is not currently + * handled. The colourspace transform is implicitly always assumed by the + * decoder, so consumers must use this transform as well. + * + * Failure to match modifiers will cause errors displaying AFBC buffers + * produced by conformant AFBC producers, including Mesa. + */ #define ROCKCHIP_AFBC_MOD \ DRM_FORMAT_MOD_ARM_AFBC( \ AFBC_FORMAT_MOD_BLOCK_SIZE_16x16 | AFBC_FORMAT_MOD_SPARSE \ + | AFBC_FORMAT_MOD_YTR \ ) enum vop_data_format { diff --git a/drivers/gpu/drm/scheduler/sched_main.c b/drivers/gpu/drm/scheduler/sched_main.c index 9a0d77a68018..7111e0f527b0 100644 --- a/drivers/gpu/drm/scheduler/sched_main.c +++ b/drivers/gpu/drm/scheduler/sched_main.c @@ -890,6 +890,9 @@ void drm_sched_fini(struct drm_gpu_scheduler *sched) if (sched->thread) kthread_stop(sched->thread); + /* Confirm no work left behind accessing device structures */ + cancel_delayed_work_sync(&sched->work_tdr); + sched->ready = false; } EXPORT_SYMBOL(drm_sched_fini); diff --git a/drivers/gpu/drm/sun4i/sun4i_tcon.c b/drivers/gpu/drm/sun4i/sun4i_tcon.c index 1e643bc7e786..9f06dec0fc61 100644 --- a/drivers/gpu/drm/sun4i/sun4i_tcon.c +++ b/drivers/gpu/drm/sun4i/sun4i_tcon.c @@ -569,30 +569,13 @@ static void sun4i_tcon0_mode_set_rgb(struct sun4i_tcon *tcon, if (info->bus_flags & DRM_BUS_FLAG_DE_LOW) val |= SUN4I_TCON0_IO_POL_DE_NEGATIVE; - /* - * On A20 and similar SoCs, the only way to achieve Positive Edge - * (Rising Edge), is setting dclk clock phase to 2/3(240°). - * By default TCON works in Negative Edge(Falling Edge), - * this is why phase is set to 0 in that case. - * Unfortunately there's no way to logically invert dclk through - * IO_POL register. - * The only acceptable way to work, triple checked with scope, - * is using clock phase set to 0° for Negative Edge and set to 240° - * for Positive Edge. - * On A33 and similar SoCs there would be a 90° phase option, - * but it divides also dclk by 2. - * Following code is a way to avoid quirks all around TCON - * and DOTCLOCK drivers. - */ - if (info->bus_flags & DRM_BUS_FLAG_PIXDATA_DRIVE_POSEDGE) - clk_set_phase(tcon->dclk, 240); - if (info->bus_flags & DRM_BUS_FLAG_PIXDATA_DRIVE_NEGEDGE) - clk_set_phase(tcon->dclk, 0); + val |= SUN4I_TCON0_IO_POL_DCLK_DRIVE_NEGEDGE; regmap_update_bits(tcon->regs, SUN4I_TCON0_IO_POL_REG, SUN4I_TCON0_IO_POL_HSYNC_POSITIVE | SUN4I_TCON0_IO_POL_VSYNC_POSITIVE | + SUN4I_TCON0_IO_POL_DCLK_DRIVE_NEGEDGE | SUN4I_TCON0_IO_POL_DE_NEGATIVE, val); diff --git a/drivers/gpu/drm/sun4i/sun4i_tcon.h b/drivers/gpu/drm/sun4i/sun4i_tcon.h index ee555318e3c2..e624f6977eb8 100644 --- a/drivers/gpu/drm/sun4i/sun4i_tcon.h +++ b/drivers/gpu/drm/sun4i/sun4i_tcon.h @@ -113,6 +113,7 @@ #define SUN4I_TCON0_IO_POL_REG 0x88 #define SUN4I_TCON0_IO_POL_DCLK_PHASE(phase) ((phase & 3) << 28) #define SUN4I_TCON0_IO_POL_DE_NEGATIVE BIT(27) +#define SUN4I_TCON0_IO_POL_DCLK_DRIVE_NEGEDGE BIT(26) #define SUN4I_TCON0_IO_POL_HSYNC_POSITIVE BIT(25) #define SUN4I_TCON0_IO_POL_VSYNC_POSITIVE BIT(24) diff --git a/drivers/gpu/drm/tegra/dc.c b/drivers/gpu/drm/tegra/dc.c index 424ad60b4f38..b2c8c68b7e26 100644 --- a/drivers/gpu/drm/tegra/dc.c +++ b/drivers/gpu/drm/tegra/dc.c @@ -2184,7 +2184,7 @@ static int tegra_dc_runtime_resume(struct host1x_client *client) struct device *dev = client->dev; int err; - err = pm_runtime_get_sync(dev); + err = pm_runtime_resume_and_get(dev); if (err < 0) { dev_err(dev, "failed to get runtime PM: %d\n", err); return err; diff --git a/drivers/gpu/drm/tegra/dsi.c b/drivers/gpu/drm/tegra/dsi.c index 5691ef1b0e58..f46d377f0c30 100644 --- a/drivers/gpu/drm/tegra/dsi.c +++ b/drivers/gpu/drm/tegra/dsi.c @@ -1111,7 +1111,7 @@ static int tegra_dsi_runtime_resume(struct host1x_client *client) struct device *dev = client->dev; int err; - err = pm_runtime_get_sync(dev); + err = pm_runtime_resume_and_get(dev); if (err < 0) { dev_err(dev, "failed to get runtime PM: %d\n", err); return err; diff --git a/drivers/gpu/drm/tegra/hdmi.c b/drivers/gpu/drm/tegra/hdmi.c index d09a24931c87..e5d2a4026028 100644 --- a/drivers/gpu/drm/tegra/hdmi.c +++ b/drivers/gpu/drm/tegra/hdmi.c @@ -1510,7 +1510,7 @@ static int tegra_hdmi_runtime_resume(struct host1x_client *client) struct device *dev = client->dev; int err; - err = pm_runtime_get_sync(dev); + err = pm_runtime_resume_and_get(dev); if (err < 0) { dev_err(dev, "failed to get runtime PM: %d\n", err); return err; diff --git a/drivers/gpu/drm/tegra/hub.c b/drivers/gpu/drm/tegra/hub.c index 22a03f7ffdc1..5ce771cba133 100644 --- a/drivers/gpu/drm/tegra/hub.c +++ b/drivers/gpu/drm/tegra/hub.c @@ -789,7 +789,7 @@ static int tegra_display_hub_runtime_resume(struct host1x_client *client) unsigned int i; int err; - err = pm_runtime_get_sync(dev); + err = pm_runtime_resume_and_get(dev); if (err < 0) { dev_err(dev, "failed to get runtime PM: %d\n", err); return err; diff --git a/drivers/gpu/drm/tegra/sor.c b/drivers/gpu/drm/tegra/sor.c index cc2aa2308a51..f02a035dda45 100644 --- a/drivers/gpu/drm/tegra/sor.c +++ b/drivers/gpu/drm/tegra/sor.c @@ -3218,7 +3218,7 @@ static int tegra_sor_runtime_resume(struct host1x_client *client) struct device *dev = client->dev; int err; - err = pm_runtime_get_sync(dev); + err = pm_runtime_resume_and_get(dev); if (err < 0) { dev_err(dev, "failed to get runtime PM: %d\n", err); return err; diff --git a/drivers/gpu/drm/tegra/vic.c b/drivers/gpu/drm/tegra/vic.c index ade56b860cf9..b77f726303d8 100644 --- a/drivers/gpu/drm/tegra/vic.c +++ b/drivers/gpu/drm/tegra/vic.c @@ -314,7 +314,7 @@ static int vic_open_channel(struct tegra_drm_client *client, struct vic *vic = to_vic(client); int err; - err = pm_runtime_get_sync(vic->dev); + err = pm_runtime_resume_and_get(vic->dev); if (err < 0) return err; diff --git a/drivers/gpu/drm/tiny/gm12u320.c b/drivers/gpu/drm/tiny/gm12u320.c index cc397671f689..0f5d1e598d75 100644 --- a/drivers/gpu/drm/tiny/gm12u320.c +++ b/drivers/gpu/drm/tiny/gm12u320.c @@ -83,6 +83,7 @@ MODULE_PARM_DESC(eco_mode, "Turn on Eco mode (less bright, more silent)"); struct gm12u320_device { struct drm_device dev; + struct device *dmadev; struct drm_simple_display_pipe pipe; struct drm_connector conn; struct usb_device *udev; @@ -598,6 +599,22 @@ static const uint64_t gm12u320_pipe_modifiers[] = { DRM_FORMAT_MOD_INVALID }; +/* + * FIXME: Dma-buf sharing requires DMA support by the importing device. + * This function is a workaround to make USB devices work as well. + * See todo.rst for how to fix the issue in the dma-buf framework. + */ +static struct drm_gem_object *gm12u320_gem_prime_import(struct drm_device *dev, + struct dma_buf *dma_buf) +{ + struct gm12u320_device *gm12u320 = to_gm12u320(dev); + + if (!gm12u320->dmadev) + return ERR_PTR(-ENODEV); + + return drm_gem_prime_import_dev(dev, dma_buf, gm12u320->dmadev); +} + DEFINE_DRM_GEM_FOPS(gm12u320_fops); static struct drm_driver gm12u320_drm_driver = { @@ -611,6 +628,7 @@ static struct drm_driver gm12u320_drm_driver = { .fops = &gm12u320_fops, DRM_GEM_SHMEM_DRIVER_OPS, + .gem_prime_import = gm12u320_gem_prime_import, }; static const struct drm_mode_config_funcs gm12u320_mode_config_funcs = { @@ -637,16 +655,19 @@ static int gm12u320_usb_probe(struct usb_interface *interface, struct gm12u320_device, dev); if (IS_ERR(gm12u320)) return PTR_ERR(gm12u320); + dev = &gm12u320->dev; + + gm12u320->dmadev = usb_intf_get_dma_device(to_usb_interface(dev->dev)); + if (!gm12u320->dmadev) + drm_warn(dev, "buffer sharing not supported"); /* not an error */ gm12u320->udev = interface_to_usbdev(interface); INIT_DELAYED_WORK(&gm12u320->fb_update.work, gm12u320_fb_update_work); mutex_init(&gm12u320->fb_update.lock); - dev = &gm12u320->dev; - ret = drmm_mode_config_init(dev); if (ret) - return ret; + goto err_put_device; dev->mode_config.min_width = GM12U320_USER_WIDTH; dev->mode_config.max_width = GM12U320_USER_WIDTH; @@ -656,15 +677,15 @@ static int gm12u320_usb_probe(struct usb_interface *interface, ret = gm12u320_usb_alloc(gm12u320); if (ret) - return ret; + goto err_put_device; ret = gm12u320_set_ecomode(gm12u320); if (ret) - return ret; + goto err_put_device; ret = gm12u320_conn_init(gm12u320); if (ret) - return ret; + goto err_put_device; ret = drm_simple_display_pipe_init(&gm12u320->dev, &gm12u320->pipe, @@ -674,24 +695,31 @@ static int gm12u320_usb_probe(struct usb_interface *interface, gm12u320_pipe_modifiers, &gm12u320->conn); if (ret) - return ret; + goto err_put_device; drm_mode_config_reset(dev); usb_set_intfdata(interface, dev); ret = drm_dev_register(dev, 0); if (ret) - return ret; + goto err_put_device; drm_fbdev_generic_setup(dev, 0); return 0; + +err_put_device: + put_device(gm12u320->dmadev); + return ret; } static void gm12u320_usb_disconnect(struct usb_interface *interface) { struct drm_device *dev = usb_get_intfdata(interface); + struct gm12u320_device *gm12u320 = to_gm12u320(dev); + put_device(gm12u320->dmadev); + gm12u320->dmadev = NULL; drm_dev_unplug(dev); drm_atomic_helper_shutdown(dev); } diff --git a/drivers/gpu/drm/udl/udl_drv.c b/drivers/gpu/drm/udl/udl_drv.c index 96d4317a2c1b..bcf32d188c1b 100644 --- a/drivers/gpu/drm/udl/udl_drv.c +++ b/drivers/gpu/drm/udl/udl_drv.c @@ -32,6 +32,22 @@ static int udl_usb_resume(struct usb_interface *interface) return drm_mode_config_helper_resume(dev); } +/* + * FIXME: Dma-buf sharing requires DMA support by the importing device. + * This function is a workaround to make USB devices work as well. + * See todo.rst for how to fix the issue in the dma-buf framework. + */ +static struct drm_gem_object *udl_driver_gem_prime_import(struct drm_device *dev, + struct dma_buf *dma_buf) +{ + struct udl_device *udl = to_udl(dev); + + if (!udl->dmadev) + return ERR_PTR(-ENODEV); + + return drm_gem_prime_import_dev(dev, dma_buf, udl->dmadev); +} + DEFINE_DRM_GEM_FOPS(udl_driver_fops); static struct drm_driver driver = { @@ -42,6 +58,7 @@ static struct drm_driver driver = { .fops = &udl_driver_fops, DRM_GEM_SHMEM_DRIVER_OPS, + .gem_prime_import = udl_driver_gem_prime_import, .name = DRIVER_NAME, .desc = DRIVER_DESC, diff --git a/drivers/gpu/drm/udl/udl_drv.h b/drivers/gpu/drm/udl/udl_drv.h index b1461f30780b..8aab14871e1b 100644 --- a/drivers/gpu/drm/udl/udl_drv.h +++ b/drivers/gpu/drm/udl/udl_drv.h @@ -50,6 +50,7 @@ struct urb_list { struct udl_device { struct drm_device drm; struct device *dev; + struct device *dmadev; struct usb_device *udev; struct drm_simple_display_pipe display_pipe; diff --git a/drivers/gpu/drm/udl/udl_main.c b/drivers/gpu/drm/udl/udl_main.c index f5d27f2a5654..5f1d3891ed54 100644 --- a/drivers/gpu/drm/udl/udl_main.c +++ b/drivers/gpu/drm/udl/udl_main.c @@ -314,6 +314,10 @@ int udl_init(struct udl_device *udl) DRM_DEBUG("\n"); + udl->dmadev = usb_intf_get_dma_device(to_usb_interface(dev->dev)); + if (!udl->dmadev) + drm_warn(dev, "buffer sharing not supported"); /* not an error */ + mutex_init(&udl->gem_lock); if (!udl_parse_vendor_descriptor(dev, udl->udev)) { @@ -342,12 +346,18 @@ int udl_init(struct udl_device *udl) err: if (udl->urbs.count) udl_free_urb_list(dev); + put_device(udl->dmadev); DRM_ERROR("%d\n", ret); return ret; } int udl_drop_usb(struct drm_device *dev) { + struct udl_device *udl = to_udl(dev); + udl_free_urb_list(dev); + put_device(udl->dmadev); + udl->dmadev = NULL; + return 0; } diff --git a/drivers/gpu/drm/vc4/vc4_hdmi.c b/drivers/gpu/drm/vc4/vc4_hdmi.c index eaba98e15de4..af5f01eff872 100644 --- a/drivers/gpu/drm/vc4/vc4_hdmi.c +++ b/drivers/gpu/drm/vc4/vc4_hdmi.c @@ -119,24 +119,57 @@ static void vc5_hdmi_reset(struct vc4_hdmi *vc4_hdmi) HDMI_READ(HDMI_CLOCK_STOP) | VC4_DVP_HT_CLOCK_STOP_PIXEL); } +#ifdef CONFIG_DRM_VC4_HDMI_CEC +static void vc4_hdmi_cec_update_clk_div(struct vc4_hdmi *vc4_hdmi) +{ + u16 clk_cnt; + u32 value; + + value = HDMI_READ(HDMI_CEC_CNTRL_1); + value &= ~VC4_HDMI_CEC_DIV_CLK_CNT_MASK; + + /* + * Set the clock divider: the hsm_clock rate and this divider + * setting will give a 40 kHz CEC clock. + */ + clk_cnt = clk_get_rate(vc4_hdmi->hsm_clock) / CEC_CLOCK_FREQ; + value |= clk_cnt << VC4_HDMI_CEC_DIV_CLK_CNT_SHIFT; + HDMI_WRITE(HDMI_CEC_CNTRL_1, value); +} +#else +static void vc4_hdmi_cec_update_clk_div(struct vc4_hdmi *vc4_hdmi) {} +#endif + static enum drm_connector_status vc4_hdmi_connector_detect(struct drm_connector *connector, bool force) { struct vc4_hdmi *vc4_hdmi = connector_to_vc4_hdmi(connector); + bool connected = false; if (vc4_hdmi->hpd_gpio) { if (gpio_get_value_cansleep(vc4_hdmi->hpd_gpio) ^ vc4_hdmi->hpd_active_low) - return connector_status_connected; - cec_phys_addr_invalidate(vc4_hdmi->cec_adap); - return connector_status_disconnected; + connected = true; + } else if (drm_probe_ddc(vc4_hdmi->ddc)) { + connected = true; + } else if (HDMI_READ(HDMI_HOTPLUG) & VC4_HDMI_HOTPLUG_CONNECTED) { + connected = true; } - if (drm_probe_ddc(vc4_hdmi->ddc)) - return connector_status_connected; + if (connected) { + if (connector->status != connector_status_connected) { + struct edid *edid = drm_get_edid(connector, vc4_hdmi->ddc); + + if (edid) { + cec_s_phys_addr_from_edid(vc4_hdmi->cec_adap, edid); + vc4_hdmi->encoder.hdmi_monitor = drm_detect_hdmi_monitor(edid); + kfree(edid); + } + } - if (HDMI_READ(HDMI_HOTPLUG) & VC4_HDMI_HOTPLUG_CONNECTED) return connector_status_connected; + } + cec_phys_addr_invalidate(vc4_hdmi->cec_adap); return connector_status_disconnected; } @@ -640,6 +673,8 @@ static void vc4_hdmi_encoder_pre_crtc_configure(struct drm_encoder *encoder) return; } + vc4_hdmi_cec_update_clk_div(vc4_hdmi); + /* * FIXME: When the pixel freq is 594MHz (4k60), this needs to be setup * at 300MHz. @@ -661,9 +696,6 @@ static void vc4_hdmi_encoder_pre_crtc_configure(struct drm_encoder *encoder) return; } - if (vc4_hdmi->variant->reset) - vc4_hdmi->variant->reset(vc4_hdmi); - if (vc4_hdmi->variant->phy_init) vc4_hdmi->variant->phy_init(vc4_hdmi, mode); @@ -791,6 +823,9 @@ static int vc4_hdmi_encoder_atomic_check(struct drm_encoder *encoder, pixel_rate = mode->clock * 1000; } + if (mode->flags & DRM_MODE_FLAG_DBLCLK) + pixel_rate = pixel_rate * 2; + if (pixel_rate > vc4_hdmi->variant->max_pixel_clock) return -EINVAL; @@ -1313,13 +1348,20 @@ static irqreturn_t vc4_cec_irq_handler_thread(int irq, void *priv) static void vc4_cec_read_msg(struct vc4_hdmi *vc4_hdmi, u32 cntrl1) { + struct drm_device *dev = vc4_hdmi->connector.dev; struct cec_msg *msg = &vc4_hdmi->cec_rx_msg; unsigned int i; msg->len = 1 + ((cntrl1 & VC4_HDMI_CEC_REC_WRD_CNT_MASK) >> VC4_HDMI_CEC_REC_WRD_CNT_SHIFT); + + if (msg->len > 16) { + drm_err(dev, "Attempting to read too much data (%d)\n", msg->len); + return; + } + for (i = 0; i < msg->len; i += 4) { - u32 val = HDMI_READ(HDMI_CEC_RX_DATA_1 + i); + u32 val = HDMI_READ(HDMI_CEC_RX_DATA_1 + (i >> 2)); msg->msg[i] = val & 0xff; msg->msg[i + 1] = (val >> 8) & 0xff; @@ -1412,11 +1454,17 @@ static int vc4_hdmi_cec_adap_transmit(struct cec_adapter *adap, u8 attempts, u32 signal_free_time, struct cec_msg *msg) { struct vc4_hdmi *vc4_hdmi = cec_get_drvdata(adap); + struct drm_device *dev = vc4_hdmi->connector.dev; u32 val; unsigned int i; + if (msg->len > 16) { + drm_err(dev, "Attempting to transmit too much data (%d)\n", msg->len); + return -ENOMEM; + } + for (i = 0; i < msg->len; i += 4) - HDMI_WRITE(HDMI_CEC_TX_DATA_1 + i, + HDMI_WRITE(HDMI_CEC_TX_DATA_1 + (i >> 2), (msg->msg[i]) | (msg->msg[i + 1] << 8) | (msg->msg[i + 2] << 16) | @@ -1461,16 +1509,14 @@ static int vc4_hdmi_cec_init(struct vc4_hdmi *vc4_hdmi) cec_s_conn_info(vc4_hdmi->cec_adap, &conn_info); HDMI_WRITE(HDMI_CEC_CPU_MASK_SET, 0xffffffff); + value = HDMI_READ(HDMI_CEC_CNTRL_1); - value &= ~VC4_HDMI_CEC_DIV_CLK_CNT_MASK; - /* - * Set the logical address to Unregistered and set the clock - * divider: the hsm_clock rate and this divider setting will - * give a 40 kHz CEC clock. - */ - value |= VC4_HDMI_CEC_ADDR_MASK | - (4091 << VC4_HDMI_CEC_DIV_CLK_CNT_SHIFT); + /* Set the logical address to Unregistered */ + value |= VC4_HDMI_CEC_ADDR_MASK; HDMI_WRITE(HDMI_CEC_CNTRL_1, value); + + vc4_hdmi_cec_update_clk_div(vc4_hdmi); + ret = devm_request_threaded_irq(&pdev->dev, platform_get_irq(pdev, 0), vc4_cec_irq_handler, vc4_cec_irq_handler_thread, 0, @@ -1741,6 +1787,9 @@ static int vc4_hdmi_bind(struct device *dev, struct device *master, void *data) vc4_hdmi->disable_wifi_frequencies = of_property_read_bool(dev->of_node, "wifi-2.4ghz-coexistence"); + if (vc4_hdmi->variant->reset) + vc4_hdmi->variant->reset(vc4_hdmi); + pm_runtime_enable(dev); drm_simple_encoder_init(drm, encoder, DRM_MODE_ENCODER_TMDS); diff --git a/drivers/gpu/drm/vc4/vc4_hdmi_regs.h b/drivers/gpu/drm/vc4/vc4_hdmi_regs.h index 7c6b4818f245..6c0dfbbe1a7e 100644 --- a/drivers/gpu/drm/vc4/vc4_hdmi_regs.h +++ b/drivers/gpu/drm/vc4/vc4_hdmi_regs.h @@ -29,6 +29,7 @@ enum vc4_hdmi_field { HDMI_CEC_CPU_MASK_SET, HDMI_CEC_CPU_MASK_STATUS, HDMI_CEC_CPU_STATUS, + HDMI_CEC_CPU_SET, /* * Transmit data, first byte is low byte of the 32-bit reg. @@ -196,9 +197,10 @@ static const struct vc4_hdmi_register vc4_hdmi_fields[] = { VC4_HDMI_REG(HDMI_TX_PHY_RESET_CTL, 0x02c0), VC4_HDMI_REG(HDMI_TX_PHY_CTL_0, 0x02c4), VC4_HDMI_REG(HDMI_CEC_CPU_STATUS, 0x0340), + VC4_HDMI_REG(HDMI_CEC_CPU_SET, 0x0344), VC4_HDMI_REG(HDMI_CEC_CPU_CLEAR, 0x0348), VC4_HDMI_REG(HDMI_CEC_CPU_MASK_STATUS, 0x034c), - VC4_HDMI_REG(HDMI_CEC_CPU_MASK_SET, 0x034c), + VC4_HDMI_REG(HDMI_CEC_CPU_MASK_SET, 0x0350), VC4_HDMI_REG(HDMI_CEC_CPU_MASK_CLEAR, 0x0354), VC4_HDMI_REG(HDMI_RAM_PACKET_START, 0x0400), }; diff --git a/drivers/gpu/drm/virtio/virtgpu_gem.c b/drivers/gpu/drm/virtio/virtgpu_gem.c index c30c75ee83fc..8502400b2f9c 100644 --- a/drivers/gpu/drm/virtio/virtgpu_gem.c +++ b/drivers/gpu/drm/virtio/virtgpu_gem.c @@ -39,9 +39,6 @@ static int virtio_gpu_gem_create(struct drm_file *file, int ret; u32 handle; - if (vgdev->has_virgl_3d) - virtio_gpu_create_context(dev, file); - ret = virtio_gpu_object_create(vgdev, params, &obj, NULL); if (ret < 0) return ret; @@ -119,6 +116,11 @@ int virtio_gpu_gem_object_open(struct drm_gem_object *obj, if (!vgdev->has_virgl_3d) goto out_notify; + /* the context might still be missing when the first ioctl is + * DRM_IOCTL_MODE_CREATE_DUMB or DRM_IOCTL_PRIME_FD_TO_HANDLE + */ + virtio_gpu_create_context(obj->dev, file); + objs = virtio_gpu_array_alloc(1); if (!objs) return -ENOMEM; diff --git a/drivers/gpu/drm/virtio/virtgpu_object.c b/drivers/gpu/drm/virtio/virtgpu_object.c index 00d6b95e259d..0c98978e2e55 100644 --- a/drivers/gpu/drm/virtio/virtgpu_object.c +++ b/drivers/gpu/drm/virtio/virtgpu_object.c @@ -172,8 +172,9 @@ static int virtio_gpu_object_shmem_init(struct virtio_gpu_device *vgdev, *nents = shmem->pages->orig_nents; } - *ents = kmalloc_array(*nents, sizeof(struct virtio_gpu_mem_entry), - GFP_KERNEL); + *ents = kvmalloc_array(*nents, + sizeof(struct virtio_gpu_mem_entry), + GFP_KERNEL); if (!(*ents)) { DRM_ERROR("failed to allocate ent list\n"); return -ENOMEM; diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c index 8a8b2b982f83..097cb1ee3126 100644 --- a/drivers/hid/hid-core.c +++ b/drivers/hid/hid-core.c @@ -1307,6 +1307,9 @@ EXPORT_SYMBOL_GPL(hid_open_report); static s32 snto32(__u32 value, unsigned n) { + if (!value || !n) + return 0; + switch (n) { case 8: return ((__s8)value); case 16: return ((__s16)value); diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h index d3046d0fd160..4fe1825d5fb0 100644 --- a/drivers/hid/hid-ids.h +++ b/drivers/hid/hid-ids.h @@ -359,6 +359,7 @@ #define USB_DEVICE_ID_DRAGONRISE_DOLPHINBAR 0x1803 #define USB_DEVICE_ID_DRAGONRISE_GAMECUBE1 0x1843 #define USB_DEVICE_ID_DRAGONRISE_GAMECUBE2 0x1844 +#define USB_DEVICE_ID_DRAGONRISE_GAMECUBE3 0x1846 #define USB_VENDOR_ID_DWAV 0x0eef #define USB_DEVICE_ID_EGALAX_TOUCHCONTROLLER 0x0001 @@ -638,6 +639,8 @@ #define USB_DEVICE_ID_INNEX_GENESIS_ATARI 0x4745 #define USB_VENDOR_ID_ITE 0x048d +#define I2C_VENDOR_ID_ITE 0x103c +#define I2C_DEVICE_ID_ITE_VOYO_WINPAD_A15 0x184f #define USB_DEVICE_ID_ITE_LENOVO_YOGA 0x8386 #define USB_DEVICE_ID_ITE_LENOVO_YOGA2 0x8350 #define I2C_DEVICE_ID_ITE_LENOVO_LEGION_Y720 0x837a diff --git a/drivers/hid/hid-logitech-dj.c b/drivers/hid/hid-logitech-dj.c index 45e7e0bdd382..271bd8d24339 100644 --- a/drivers/hid/hid-logitech-dj.c +++ b/drivers/hid/hid-logitech-dj.c @@ -980,6 +980,7 @@ static void logi_hidpp_recv_queue_notif(struct hid_device *hdev, case 0x07: device_type = "eQUAD step 4 Gaming"; logi_hidpp_dev_conn_notif_equad(hdev, hidpp_report, &workitem); + workitem.reports_supported |= STD_KEYBOARD; break; case 0x08: device_type = "eQUAD step 4 for gamepads"; @@ -994,7 +995,12 @@ static void logi_hidpp_recv_queue_notif(struct hid_device *hdev, workitem.reports_supported |= STD_KEYBOARD; break; case 0x0d: - device_type = "eQUAD Lightspeed 1_1"; + device_type = "eQUAD Lightspeed 1.1"; + logi_hidpp_dev_conn_notif_equad(hdev, hidpp_report, &workitem); + workitem.reports_supported |= STD_KEYBOARD; + break; + case 0x0f: + device_type = "eQUAD Lightspeed 1.2"; logi_hidpp_dev_conn_notif_equad(hdev, hidpp_report, &workitem); workitem.reports_supported |= STD_KEYBOARD; break; diff --git a/drivers/hid/hid-mf.c b/drivers/hid/hid-mf.c index fc75f30f537c..92d7ecd41a78 100644 --- a/drivers/hid/hid-mf.c +++ b/drivers/hid/hid-mf.c @@ -153,6 +153,8 @@ static const struct hid_device_id mf_devices[] = { .driver_data = HID_QUIRK_MULTI_INPUT }, { HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, USB_DEVICE_ID_DRAGONRISE_GAMECUBE2), .driver_data = 0 }, /* No quirk required */ + { HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, USB_DEVICE_ID_DRAGONRISE_GAMECUBE3), + .driver_data = HID_QUIRK_MULTI_INPUT }, { } }; MODULE_DEVICE_TABLE(hid, mf_devices); diff --git a/drivers/hid/hid-quirks.c b/drivers/hid/hid-quirks.c index bf7ecab5d9e5..2e38340e19df 100644 --- a/drivers/hid/hid-quirks.c +++ b/drivers/hid/hid-quirks.c @@ -72,6 +72,7 @@ static const struct hid_device_id hid_quirks[] = { { HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, USB_DEVICE_ID_REDRAGON_SEYMUR2), HID_QUIRK_INCREMENT_USAGE_ON_DUPLICATE }, { HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, USB_DEVICE_ID_DRAGONRISE_DOLPHINBAR), HID_QUIRK_MULTI_INPUT }, { HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, USB_DEVICE_ID_DRAGONRISE_GAMECUBE1), HID_QUIRK_MULTI_INPUT }, + { HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, USB_DEVICE_ID_DRAGONRISE_GAMECUBE3), HID_QUIRK_MULTI_INPUT }, { HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, USB_DEVICE_ID_DRAGONRISE_PS3), HID_QUIRK_MULTI_INPUT }, { HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, USB_DEVICE_ID_DRAGONRISE_WIIU), HID_QUIRK_MULTI_INPUT }, { HID_USB_DEVICE(USB_VENDOR_ID_DWAV, USB_DEVICE_ID_EGALAX_TOUCHCONTROLLER), HID_QUIRK_MULTI_INPUT | HID_QUIRK_NOGET }, @@ -484,6 +485,7 @@ static const struct hid_device_id hid_have_special_driver[] = { { HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, USB_DEVICE_ID_DRAGONRISE_DOLPHINBAR) }, { HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, USB_DEVICE_ID_DRAGONRISE_GAMECUBE1) }, { HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, USB_DEVICE_ID_DRAGONRISE_GAMECUBE2) }, + { HID_USB_DEVICE(USB_VENDOR_ID_DRAGONRISE, USB_DEVICE_ID_DRAGONRISE_GAMECUBE3) }, #endif #if IS_ENABLED(CONFIG_HID_MICROSOFT) { HID_USB_DEVICE(USB_VENDOR_ID_MICROSOFT, USB_DEVICE_ID_MS_COMFORT_MOUSE_4500) }, diff --git a/drivers/hid/i2c-hid/i2c-hid-core.c b/drivers/hid/i2c-hid/i2c-hid-core.c index aeff1ffb0c8b..cb7758d59014 100644 --- a/drivers/hid/i2c-hid/i2c-hid-core.c +++ b/drivers/hid/i2c-hid/i2c-hid-core.c @@ -171,6 +171,8 @@ static const struct i2c_hid_quirks { I2C_HID_QUIRK_SET_PWR_WAKEUP_DEV }, { I2C_VENDOR_ID_HANTICK, I2C_PRODUCT_ID_HANTICK_5288, I2C_HID_QUIRK_NO_IRQ_AFTER_RESET }, + { I2C_VENDOR_ID_ITE, I2C_DEVICE_ID_ITE_VOYO_WINPAD_A15, + I2C_HID_QUIRK_NO_IRQ_AFTER_RESET }, { I2C_VENDOR_ID_RAYDIUM, I2C_PRODUCT_ID_RAYDIUM_3118, I2C_HID_QUIRK_NO_IRQ_AFTER_RESET }, { USB_VENDOR_ID_ELAN, HID_ANY_ID, diff --git a/drivers/hid/wacom_wac.c b/drivers/hid/wacom_wac.c index 1bd0eb71559c..44d715c12f6a 100644 --- a/drivers/hid/wacom_wac.c +++ b/drivers/hid/wacom_wac.c @@ -2600,7 +2600,12 @@ static void wacom_wac_finger_event(struct hid_device *hdev, wacom_wac->is_invalid_bt_frame = !value; return; case HID_DG_CONTACTMAX: - features->touch_max = value; + if (!features->touch_max) { + features->touch_max = value; + } else { + hid_warn(hdev, "%s: ignoring attempt to overwrite non-zero touch_max " + "%d -> %d\n", __func__, features->touch_max, value); + } return; } diff --git a/drivers/hsi/controllers/omap_ssi_core.c b/drivers/hsi/controllers/omap_ssi_core.c index 7596dc164648..44a3f5660c10 100644 --- a/drivers/hsi/controllers/omap_ssi_core.c +++ b/drivers/hsi/controllers/omap_ssi_core.c @@ -424,7 +424,7 @@ static int ssi_hw_init(struct hsi_controller *ssi) struct omap_ssi_controller *omap_ssi = hsi_controller_drvdata(ssi); int err; - err = pm_runtime_get_sync(ssi->device.parent); + err = pm_runtime_resume_and_get(ssi->device.parent); if (err < 0) { dev_err(&ssi->device, "runtime PM failed %d\n", err); return err; diff --git a/drivers/hv/channel_mgmt.c b/drivers/hv/channel_mgmt.c index 1d44bb635bb8..6be9f56cb627 100644 --- a/drivers/hv/channel_mgmt.c +++ b/drivers/hv/channel_mgmt.c @@ -1102,8 +1102,7 @@ static void vmbus_onoffer_rescind(struct vmbus_channel_message_header *hdr) vmbus_device_unregister(channel->device_obj); put_device(dev); } - } - if (channel->primary_channel != NULL) { + } else if (channel->primary_channel != NULL) { /* * Sub-channel is being rescinded. Following is the channel * close sequence when initiated from the driveri (refer to diff --git a/drivers/i2c/busses/i2c-bcm-iproc.c b/drivers/i2c/busses/i2c-bcm-iproc.c index d8295b1c379d..35baca2f62c4 100644 --- a/drivers/i2c/busses/i2c-bcm-iproc.c +++ b/drivers/i2c/busses/i2c-bcm-iproc.c @@ -159,6 +159,11 @@ #define IE_S_ALL_INTERRUPT_SHIFT 21 #define IE_S_ALL_INTERRUPT_MASK 0x3f +/* + * It takes ~18us to reading 10bytes of data, hence to keep tasklet + * running for less time, max slave read per tasklet is set to 10 bytes. + */ +#define MAX_SLAVE_RX_PER_INT 10 enum i2c_slave_read_status { I2C_SLAVE_RX_FIFO_EMPTY = 0, @@ -205,8 +210,18 @@ struct bcm_iproc_i2c_dev { /* bytes that have been read */ unsigned int rx_bytes; unsigned int thld_bytes; + + bool slave_rx_only; + bool rx_start_rcvd; + bool slave_read_complete; + u32 tx_underrun; + u32 slave_int_mask; + struct tasklet_struct slave_rx_tasklet; }; +/* tasklet to process slave rx data */ +static void slave_rx_tasklet_fn(unsigned long); + /* * Can be expanded in the future if more interrupt status bits are utilized */ @@ -215,7 +230,8 @@ struct bcm_iproc_i2c_dev { #define ISR_MASK_SLAVE (BIT(IS_S_START_BUSY_SHIFT)\ | BIT(IS_S_RX_EVENT_SHIFT) | BIT(IS_S_RD_EVENT_SHIFT)\ - | BIT(IS_S_TX_UNDERRUN_SHIFT)) + | BIT(IS_S_TX_UNDERRUN_SHIFT) | BIT(IS_S_RX_FIFO_FULL_SHIFT)\ + | BIT(IS_S_RX_THLD_SHIFT)) static int bcm_iproc_i2c_reg_slave(struct i2c_client *slave); static int bcm_iproc_i2c_unreg_slave(struct i2c_client *slave); @@ -259,6 +275,7 @@ static void bcm_iproc_i2c_slave_init( { u32 val; + iproc_i2c->tx_underrun = 0; if (need_reset) { /* put controller in reset */ val = iproc_i2c_rd_reg(iproc_i2c, CFG_OFFSET); @@ -295,8 +312,11 @@ static void bcm_iproc_i2c_slave_init( /* Enable interrupt register to indicate a valid byte in receive fifo */ val = BIT(IE_S_RX_EVENT_SHIFT); + /* Enable interrupt register to indicate a Master read transaction */ + val |= BIT(IE_S_RD_EVENT_SHIFT); /* Enable interrupt register for the Slave BUSY command */ val |= BIT(IE_S_START_BUSY_SHIFT); + iproc_i2c->slave_int_mask = val; iproc_i2c_wr_reg(iproc_i2c, IE_OFFSET, val); } @@ -321,76 +341,176 @@ static void bcm_iproc_i2c_check_slave_status( } } +static void bcm_iproc_i2c_slave_read(struct bcm_iproc_i2c_dev *iproc_i2c) +{ + u8 rx_data, rx_status; + u32 rx_bytes = 0; + u32 val; + + while (rx_bytes < MAX_SLAVE_RX_PER_INT) { + val = iproc_i2c_rd_reg(iproc_i2c, S_RX_OFFSET); + rx_status = (val >> S_RX_STATUS_SHIFT) & S_RX_STATUS_MASK; + rx_data = ((val >> S_RX_DATA_SHIFT) & S_RX_DATA_MASK); + + if (rx_status == I2C_SLAVE_RX_START) { + /* Start of SMBUS Master write */ + i2c_slave_event(iproc_i2c->slave, + I2C_SLAVE_WRITE_REQUESTED, &rx_data); + iproc_i2c->rx_start_rcvd = true; + iproc_i2c->slave_read_complete = false; + } else if (rx_status == I2C_SLAVE_RX_DATA && + iproc_i2c->rx_start_rcvd) { + /* Middle of SMBUS Master write */ + i2c_slave_event(iproc_i2c->slave, + I2C_SLAVE_WRITE_RECEIVED, &rx_data); + } else if (rx_status == I2C_SLAVE_RX_END && + iproc_i2c->rx_start_rcvd) { + /* End of SMBUS Master write */ + if (iproc_i2c->slave_rx_only) + i2c_slave_event(iproc_i2c->slave, + I2C_SLAVE_WRITE_RECEIVED, + &rx_data); + + i2c_slave_event(iproc_i2c->slave, I2C_SLAVE_STOP, + &rx_data); + } else if (rx_status == I2C_SLAVE_RX_FIFO_EMPTY) { + iproc_i2c->rx_start_rcvd = false; + iproc_i2c->slave_read_complete = true; + break; + } + + rx_bytes++; + } +} + +static void slave_rx_tasklet_fn(unsigned long data) +{ + struct bcm_iproc_i2c_dev *iproc_i2c = (struct bcm_iproc_i2c_dev *)data; + u32 int_clr; + + bcm_iproc_i2c_slave_read(iproc_i2c); + + /* clear pending IS_S_RX_EVENT_SHIFT interrupt */ + int_clr = BIT(IS_S_RX_EVENT_SHIFT); + + if (!iproc_i2c->slave_rx_only && iproc_i2c->slave_read_complete) { + /* + * In case of single byte master-read request, + * IS_S_TX_UNDERRUN_SHIFT event is generated before + * IS_S_START_BUSY_SHIFT event. Hence start slave data send + * from first IS_S_TX_UNDERRUN_SHIFT event. + * + * This means don't send any data from slave when + * IS_S_RD_EVENT_SHIFT event is generated else it will increment + * eeprom or other backend slave driver read pointer twice. + */ + iproc_i2c->tx_underrun = 0; + iproc_i2c->slave_int_mask |= BIT(IE_S_TX_UNDERRUN_SHIFT); + + /* clear IS_S_RD_EVENT_SHIFT interrupt */ + int_clr |= BIT(IS_S_RD_EVENT_SHIFT); + } + + /* clear slave interrupt */ + iproc_i2c_wr_reg(iproc_i2c, IS_OFFSET, int_clr); + /* enable slave interrupts */ + iproc_i2c_wr_reg(iproc_i2c, IE_OFFSET, iproc_i2c->slave_int_mask); +} + static bool bcm_iproc_i2c_slave_isr(struct bcm_iproc_i2c_dev *iproc_i2c, u32 status) { u32 val; - u8 value, rx_status; + u8 value; - /* Slave RX byte receive */ - if (status & BIT(IS_S_RX_EVENT_SHIFT)) { - val = iproc_i2c_rd_reg(iproc_i2c, S_RX_OFFSET); - rx_status = (val >> S_RX_STATUS_SHIFT) & S_RX_STATUS_MASK; - if (rx_status == I2C_SLAVE_RX_START) { - /* Start of SMBUS for Master write */ - i2c_slave_event(iproc_i2c->slave, - I2C_SLAVE_WRITE_REQUESTED, &value); + /* + * Slave events in case of master-write, master-write-read and, + * master-read + * + * Master-write : only IS_S_RX_EVENT_SHIFT event + * Master-write-read: both IS_S_RX_EVENT_SHIFT and IS_S_RD_EVENT_SHIFT + * events + * Master-read : both IS_S_RX_EVENT_SHIFT and IS_S_RD_EVENT_SHIFT + * events or only IS_S_RD_EVENT_SHIFT + */ + if (status & BIT(IS_S_RX_EVENT_SHIFT) || + status & BIT(IS_S_RD_EVENT_SHIFT)) { + /* disable slave interrupts */ + val = iproc_i2c_rd_reg(iproc_i2c, IE_OFFSET); + val &= ~iproc_i2c->slave_int_mask; + iproc_i2c_wr_reg(iproc_i2c, IE_OFFSET, val); - val = iproc_i2c_rd_reg(iproc_i2c, S_RX_OFFSET); - value = (u8)((val >> S_RX_DATA_SHIFT) & S_RX_DATA_MASK); - i2c_slave_event(iproc_i2c->slave, - I2C_SLAVE_WRITE_RECEIVED, &value); - } else if (status & BIT(IS_S_RD_EVENT_SHIFT)) { - /* Start of SMBUS for Master Read */ - i2c_slave_event(iproc_i2c->slave, - I2C_SLAVE_READ_REQUESTED, &value); - iproc_i2c_wr_reg(iproc_i2c, S_TX_OFFSET, value); + if (status & BIT(IS_S_RD_EVENT_SHIFT)) + /* Master-write-read request */ + iproc_i2c->slave_rx_only = false; + else + /* Master-write request only */ + iproc_i2c->slave_rx_only = true; - val = BIT(S_CMD_START_BUSY_SHIFT); - iproc_i2c_wr_reg(iproc_i2c, S_CMD_OFFSET, val); + /* schedule tasklet to read data later */ + tasklet_schedule(&iproc_i2c->slave_rx_tasklet); - /* - * Enable interrupt for TX FIFO becomes empty and - * less than PKT_LENGTH bytes were output on the SMBUS - */ - val = iproc_i2c_rd_reg(iproc_i2c, IE_OFFSET); - val |= BIT(IE_S_TX_UNDERRUN_SHIFT); - iproc_i2c_wr_reg(iproc_i2c, IE_OFFSET, val); - } else { - /* Master write other than start */ - value = (u8)((val >> S_RX_DATA_SHIFT) & S_RX_DATA_MASK); - i2c_slave_event(iproc_i2c->slave, - I2C_SLAVE_WRITE_RECEIVED, &value); - if (rx_status == I2C_SLAVE_RX_END) - i2c_slave_event(iproc_i2c->slave, - I2C_SLAVE_STOP, &value); - } - } else if (status & BIT(IS_S_TX_UNDERRUN_SHIFT)) { - /* Master read other than start */ - i2c_slave_event(iproc_i2c->slave, - I2C_SLAVE_READ_PROCESSED, &value); - - iproc_i2c_wr_reg(iproc_i2c, S_TX_OFFSET, value); - val = BIT(S_CMD_START_BUSY_SHIFT); - iproc_i2c_wr_reg(iproc_i2c, S_CMD_OFFSET, val); + /* clear only IS_S_RX_EVENT_SHIFT interrupt */ + iproc_i2c_wr_reg(iproc_i2c, IS_OFFSET, + BIT(IS_S_RX_EVENT_SHIFT)); } - /* Stop */ + if (status & BIT(IS_S_TX_UNDERRUN_SHIFT)) { + iproc_i2c->tx_underrun++; + if (iproc_i2c->tx_underrun == 1) + /* Start of SMBUS for Master Read */ + i2c_slave_event(iproc_i2c->slave, + I2C_SLAVE_READ_REQUESTED, + &value); + else + /* Master read other than start */ + i2c_slave_event(iproc_i2c->slave, + I2C_SLAVE_READ_PROCESSED, + &value); + + iproc_i2c_wr_reg(iproc_i2c, S_TX_OFFSET, value); + /* start transfer */ + val = BIT(S_CMD_START_BUSY_SHIFT); + iproc_i2c_wr_reg(iproc_i2c, S_CMD_OFFSET, val); + + /* clear interrupt */ + iproc_i2c_wr_reg(iproc_i2c, IS_OFFSET, + BIT(IS_S_TX_UNDERRUN_SHIFT)); + } + + /* Stop received from master in case of master read transaction */ if (status & BIT(IS_S_START_BUSY_SHIFT)) { - i2c_slave_event(iproc_i2c->slave, I2C_SLAVE_STOP, &value); /* * Enable interrupt for TX FIFO becomes empty and * less than PKT_LENGTH bytes were output on the SMBUS */ - val = iproc_i2c_rd_reg(iproc_i2c, IE_OFFSET); - val &= ~BIT(IE_S_TX_UNDERRUN_SHIFT); - iproc_i2c_wr_reg(iproc_i2c, IE_OFFSET, val); + iproc_i2c->slave_int_mask &= ~BIT(IE_S_TX_UNDERRUN_SHIFT); + iproc_i2c_wr_reg(iproc_i2c, IE_OFFSET, + iproc_i2c->slave_int_mask); + + /* End of SMBUS for Master Read */ + val = BIT(S_TX_WR_STATUS_SHIFT); + iproc_i2c_wr_reg(iproc_i2c, S_TX_OFFSET, val); + + val = BIT(S_CMD_START_BUSY_SHIFT); + iproc_i2c_wr_reg(iproc_i2c, S_CMD_OFFSET, val); + + /* flush TX FIFOs */ + val = iproc_i2c_rd_reg(iproc_i2c, S_FIFO_CTRL_OFFSET); + val |= (BIT(S_FIFO_TX_FLUSH_SHIFT)); + iproc_i2c_wr_reg(iproc_i2c, S_FIFO_CTRL_OFFSET, val); + + i2c_slave_event(iproc_i2c->slave, I2C_SLAVE_STOP, &value); + + /* clear interrupt */ + iproc_i2c_wr_reg(iproc_i2c, IS_OFFSET, + BIT(IS_S_START_BUSY_SHIFT)); } - /* clear interrupt status */ - iproc_i2c_wr_reg(iproc_i2c, IS_OFFSET, status); + /* check slave transmit status only if slave is transmitting */ + if (!iproc_i2c->slave_rx_only) + bcm_iproc_i2c_check_slave_status(iproc_i2c); - bcm_iproc_i2c_check_slave_status(iproc_i2c); return true; } @@ -505,12 +625,17 @@ static void bcm_iproc_i2c_process_m_event(struct bcm_iproc_i2c_dev *iproc_i2c, static irqreturn_t bcm_iproc_i2c_isr(int irq, void *data) { struct bcm_iproc_i2c_dev *iproc_i2c = data; - u32 status = iproc_i2c_rd_reg(iproc_i2c, IS_OFFSET); + u32 slave_status; + u32 status; bool ret; - u32 sl_status = status & ISR_MASK_SLAVE; - if (sl_status) { - ret = bcm_iproc_i2c_slave_isr(iproc_i2c, sl_status); + status = iproc_i2c_rd_reg(iproc_i2c, IS_OFFSET); + /* process only slave interrupt which are enabled */ + slave_status = status & iproc_i2c_rd_reg(iproc_i2c, IE_OFFSET) & + ISR_MASK_SLAVE; + + if (slave_status) { + ret = bcm_iproc_i2c_slave_isr(iproc_i2c, slave_status); if (ret) return IRQ_HANDLED; else @@ -1066,6 +1191,10 @@ static int bcm_iproc_i2c_reg_slave(struct i2c_client *slave) return -EAFNOSUPPORT; iproc_i2c->slave = slave; + + tasklet_init(&iproc_i2c->slave_rx_tasklet, slave_rx_tasklet_fn, + (unsigned long)iproc_i2c); + bcm_iproc_i2c_slave_init(iproc_i2c, false); return 0; } @@ -1086,6 +1215,8 @@ static int bcm_iproc_i2c_unreg_slave(struct i2c_client *slave) IE_S_ALL_INTERRUPT_SHIFT); iproc_i2c_wr_reg(iproc_i2c, IE_OFFSET, tmp); + tasklet_kill(&iproc_i2c->slave_rx_tasklet); + /* Erase the slave address programmed */ tmp = iproc_i2c_rd_reg(iproc_i2c, S_CFG_SMBUS_ADDR_OFFSET); tmp &= ~BIT(S_CFG_EN_NIC_SMB_ADDR3_SHIFT); diff --git a/drivers/i2c/busses/i2c-brcmstb.c b/drivers/i2c/busses/i2c-brcmstb.c index d4e0a0f6732a..ba766d24219e 100644 --- a/drivers/i2c/busses/i2c-brcmstb.c +++ b/drivers/i2c/busses/i2c-brcmstb.c @@ -316,7 +316,7 @@ static int brcmstb_send_i2c_cmd(struct brcmstb_i2c_dev *dev, goto cmd_out; } - if ((CMD_RD || CMD_WR) && + if ((cmd == CMD_RD || cmd == CMD_WR) && bsc_readl(dev, iic_enable) & BSC_IIC_EN_NOACK_MASK) { rc = -EREMOTEIO; dev_dbg(dev->device, "controller received NOACK intr for %s\n", diff --git a/drivers/i2c/busses/i2c-exynos5.c b/drivers/i2c/busses/i2c-exynos5.c index 6ce3ec03b595..b6f2c6377614 100644 --- a/drivers/i2c/busses/i2c-exynos5.c +++ b/drivers/i2c/busses/i2c-exynos5.c @@ -606,6 +606,7 @@ static void exynos5_i2c_message_start(struct exynos5_i2c *i2c, int stop) u32 i2c_ctl; u32 int_en = 0; u32 i2c_auto_conf = 0; + u32 i2c_addr = 0; u32 fifo_ctl; unsigned long flags; unsigned short trig_lvl; @@ -640,7 +641,12 @@ static void exynos5_i2c_message_start(struct exynos5_i2c *i2c, int stop) int_en |= HSI2C_INT_TX_ALMOSTEMPTY_EN; } - writel(HSI2C_SLV_ADDR_MAS(i2c->msg->addr), i2c->regs + HSI2C_ADDR); + i2c_addr = HSI2C_SLV_ADDR_MAS(i2c->msg->addr); + + if (i2c->op_clock >= I2C_MAX_FAST_MODE_PLUS_FREQ) + i2c_addr |= HSI2C_MASTER_ID(MASTER_ID(i2c->adap.nr)); + + writel(i2c_addr, i2c->regs + HSI2C_ADDR); writel(fifo_ctl, i2c->regs + HSI2C_FIFO_CTL); writel(i2c_ctl, i2c->regs + HSI2C_CTL); diff --git a/drivers/i2c/busses/i2c-qcom-geni.c b/drivers/i2c/busses/i2c-qcom-geni.c index dce75b85253c..4a6dd05d6dbf 100644 --- a/drivers/i2c/busses/i2c-qcom-geni.c +++ b/drivers/i2c/busses/i2c-qcom-geni.c @@ -86,6 +86,9 @@ struct geni_i2c_dev { u32 clk_freq_out; const struct geni_i2c_clk_fld *clk_fld; int suspended; + void *dma_buf; + size_t xfer_len; + dma_addr_t dma_addr; }; struct geni_i2c_err_log { @@ -348,14 +351,39 @@ static void geni_i2c_tx_fsm_rst(struct geni_i2c_dev *gi2c) dev_err(gi2c->se.dev, "Timeout resetting TX_FSM\n"); } +static void geni_i2c_rx_msg_cleanup(struct geni_i2c_dev *gi2c, + struct i2c_msg *cur) +{ + gi2c->cur_rd = 0; + if (gi2c->dma_buf) { + if (gi2c->err) + geni_i2c_rx_fsm_rst(gi2c); + geni_se_rx_dma_unprep(&gi2c->se, gi2c->dma_addr, gi2c->xfer_len); + i2c_put_dma_safe_msg_buf(gi2c->dma_buf, cur, !gi2c->err); + } +} + +static void geni_i2c_tx_msg_cleanup(struct geni_i2c_dev *gi2c, + struct i2c_msg *cur) +{ + gi2c->cur_wr = 0; + if (gi2c->dma_buf) { + if (gi2c->err) + geni_i2c_tx_fsm_rst(gi2c); + geni_se_tx_dma_unprep(&gi2c->se, gi2c->dma_addr, gi2c->xfer_len); + i2c_put_dma_safe_msg_buf(gi2c->dma_buf, cur, !gi2c->err); + } +} + static int geni_i2c_rx_one_msg(struct geni_i2c_dev *gi2c, struct i2c_msg *msg, u32 m_param) { - dma_addr_t rx_dma; + dma_addr_t rx_dma = 0; unsigned long time_left; void *dma_buf = NULL; struct geni_se *se = &gi2c->se; size_t len = msg->len; + struct i2c_msg *cur; if (!of_machine_is_compatible("lenovo,yoga-c630")) dma_buf = i2c_get_dma_safe_msg_buf(msg, 32); @@ -372,19 +400,18 @@ static int geni_i2c_rx_one_msg(struct geni_i2c_dev *gi2c, struct i2c_msg *msg, geni_se_select_mode(se, GENI_SE_FIFO); i2c_put_dma_safe_msg_buf(dma_buf, msg, false); dma_buf = NULL; + } else { + gi2c->xfer_len = len; + gi2c->dma_addr = rx_dma; + gi2c->dma_buf = dma_buf; } + cur = gi2c->cur; time_left = wait_for_completion_timeout(&gi2c->done, XFER_TIMEOUT); if (!time_left) geni_i2c_abort_xfer(gi2c); - gi2c->cur_rd = 0; - if (dma_buf) { - if (gi2c->err) - geni_i2c_rx_fsm_rst(gi2c); - geni_se_rx_dma_unprep(se, rx_dma, len); - i2c_put_dma_safe_msg_buf(dma_buf, msg, !gi2c->err); - } + geni_i2c_rx_msg_cleanup(gi2c, cur); return gi2c->err; } @@ -392,11 +419,12 @@ static int geni_i2c_rx_one_msg(struct geni_i2c_dev *gi2c, struct i2c_msg *msg, static int geni_i2c_tx_one_msg(struct geni_i2c_dev *gi2c, struct i2c_msg *msg, u32 m_param) { - dma_addr_t tx_dma; + dma_addr_t tx_dma = 0; unsigned long time_left; void *dma_buf = NULL; struct geni_se *se = &gi2c->se; size_t len = msg->len; + struct i2c_msg *cur; if (!of_machine_is_compatible("lenovo,yoga-c630")) dma_buf = i2c_get_dma_safe_msg_buf(msg, 32); @@ -413,22 +441,21 @@ static int geni_i2c_tx_one_msg(struct geni_i2c_dev *gi2c, struct i2c_msg *msg, geni_se_select_mode(se, GENI_SE_FIFO); i2c_put_dma_safe_msg_buf(dma_buf, msg, false); dma_buf = NULL; + } else { + gi2c->xfer_len = len; + gi2c->dma_addr = tx_dma; + gi2c->dma_buf = dma_buf; } if (!dma_buf) /* Get FIFO IRQ */ writel_relaxed(1, se->base + SE_GENI_TX_WATERMARK_REG); + cur = gi2c->cur; time_left = wait_for_completion_timeout(&gi2c->done, XFER_TIMEOUT); if (!time_left) geni_i2c_abort_xfer(gi2c); - gi2c->cur_wr = 0; - if (dma_buf) { - if (gi2c->err) - geni_i2c_tx_fsm_rst(gi2c); - geni_se_tx_dma_unprep(se, tx_dma, len); - i2c_put_dma_safe_msg_buf(dma_buf, msg, !gi2c->err); - } + geni_i2c_tx_msg_cleanup(gi2c, cur); return gi2c->err; } diff --git a/drivers/i2c/busses/i2c-rcar.c b/drivers/i2c/busses/i2c-rcar.c index 217def2d7cb4..ad6630e3cc77 100644 --- a/drivers/i2c/busses/i2c-rcar.c +++ b/drivers/i2c/busses/i2c-rcar.c @@ -91,7 +91,6 @@ #define RCAR_BUS_PHASE_START (MDBS | MIE | ESG) #define RCAR_BUS_PHASE_DATA (MDBS | MIE) -#define RCAR_BUS_MASK_DATA (~(ESG | FSB) & 0xFF) #define RCAR_BUS_PHASE_STOP (MDBS | MIE | FSB) #define RCAR_IRQ_SEND (MNR | MAL | MST | MAT | MDE) @@ -120,6 +119,7 @@ enum rcar_i2c_type { }; struct rcar_i2c_priv { + u32 flags; void __iomem *io; struct i2c_adapter adap; struct i2c_msg *msg; @@ -130,7 +130,6 @@ struct rcar_i2c_priv { int pos; u32 icccr; - u32 flags; u8 recovery_icmcr; /* protected by adapter lock */ enum rcar_i2c_type devtype; struct i2c_client *slave; @@ -621,7 +620,7 @@ static bool rcar_i2c_slave_irq(struct rcar_i2c_priv *priv) /* * This driver has a lock-free design because there are IP cores (at least * R-Car Gen2) which have an inherent race condition in their hardware design. - * There, we need to clear RCAR_BUS_MASK_DATA bits as soon as possible after + * There, we need to switch to RCAR_BUS_PHASE_DATA as soon as possible after * the interrupt was generated, otherwise an unwanted repeated message gets * generated. It turned out that taking a spinlock at the beginning of the ISR * was already causing repeated messages. Thus, this driver was converted to @@ -630,13 +629,11 @@ static bool rcar_i2c_slave_irq(struct rcar_i2c_priv *priv) static irqreturn_t rcar_i2c_irq(int irq, void *ptr) { struct rcar_i2c_priv *priv = ptr; - u32 msr, val; + u32 msr; /* Clear START or STOP immediately, except for REPSTART after read */ - if (likely(!(priv->flags & ID_P_REP_AFTER_RD))) { - val = rcar_i2c_read(priv, ICMCR); - rcar_i2c_write(priv, ICMCR, val & RCAR_BUS_MASK_DATA); - } + if (likely(!(priv->flags & ID_P_REP_AFTER_RD))) + rcar_i2c_write(priv, ICMCR, RCAR_BUS_PHASE_DATA); msr = rcar_i2c_read(priv, ICMSR); diff --git a/drivers/ide/falconide.c b/drivers/ide/falconide.c index dbeb2605e5f6..607c44bc50f1 100644 --- a/drivers/ide/falconide.c +++ b/drivers/ide/falconide.c @@ -166,6 +166,7 @@ static int __init falconide_init(struct platform_device *pdev) if (rc) goto err_free; + platform_set_drvdata(pdev, host); return 0; err_free: ide_host_free(host); @@ -176,7 +177,7 @@ err: static int falconide_remove(struct platform_device *pdev) { - struct ide_host *host = dev_get_drvdata(&pdev->dev); + struct ide_host *host = platform_get_drvdata(pdev); ide_host_remove(host); diff --git a/drivers/iio/adc/Kconfig b/drivers/iio/adc/Kconfig index 17e9ceb9c6c4..86fda6182543 100644 --- a/drivers/iio/adc/Kconfig +++ b/drivers/iio/adc/Kconfig @@ -266,6 +266,8 @@ config ADI_AXI_ADC select IIO_BUFFER select IIO_BUFFER_HW_CONSUMER select IIO_BUFFER_DMAENGINE + depends on HAS_IOMEM + depends on OF help Say yes here to build support for Analog Devices Generic AXI ADC IP core. The IP core is used for interfacing with @@ -912,6 +914,7 @@ config STM32_ADC_CORE depends on ARCH_STM32 || COMPILE_TEST depends on OF depends on REGULATOR + depends on HAS_IOMEM select IIO_BUFFER select MFD_STM32_TIMERS select IIO_STM32_TIMER_TRIGGER diff --git a/drivers/iio/adc/ab8500-gpadc.c b/drivers/iio/adc/ab8500-gpadc.c index 1bb987a4acba..8d81505282dd 100644 --- a/drivers/iio/adc/ab8500-gpadc.c +++ b/drivers/iio/adc/ab8500-gpadc.c @@ -918,7 +918,7 @@ static int ab8500_gpadc_read_raw(struct iio_dev *indio_dev, return processed; /* Return millivolt or milliamps or millicentigrades */ - *val = processed * 1000; + *val = processed; return IIO_VAL_INT; } diff --git a/drivers/iio/adc/ad7949.c b/drivers/iio/adc/ad7949.c index 5d597e5050f6..1b4b3203e428 100644 --- a/drivers/iio/adc/ad7949.c +++ b/drivers/iio/adc/ad7949.c @@ -91,7 +91,7 @@ static int ad7949_spi_read_channel(struct ad7949_adc_chip *ad7949_adc, int *val, int ret; int i; int bits_per_word = ad7949_adc->resolution; - int mask = GENMASK(ad7949_adc->resolution, 0); + int mask = GENMASK(ad7949_adc->resolution - 1, 0); struct spi_message msg; struct spi_transfer tx[] = { { diff --git a/drivers/iio/adc/qcom-spmi-vadc.c b/drivers/iio/adc/qcom-spmi-vadc.c index b0388f8a69f4..7e7d408452ec 100644 --- a/drivers/iio/adc/qcom-spmi-vadc.c +++ b/drivers/iio/adc/qcom-spmi-vadc.c @@ -598,7 +598,7 @@ static const struct vadc_channels vadc_chans[] = { VADC_CHAN_NO_SCALE(P_MUX16_1_3, 1) VADC_CHAN_NO_SCALE(LR_MUX1_BAT_THERM, 0) - VADC_CHAN_NO_SCALE(LR_MUX2_BAT_ID, 0) + VADC_CHAN_VOLT(LR_MUX2_BAT_ID, 0, SCALE_DEFAULT) VADC_CHAN_NO_SCALE(LR_MUX3_XO_THERM, 0) VADC_CHAN_NO_SCALE(LR_MUX4_AMUX_THM1, 0) VADC_CHAN_NO_SCALE(LR_MUX5_AMUX_THM2, 0) diff --git a/drivers/iio/gyro/mpu3050-core.c b/drivers/iio/gyro/mpu3050-core.c index 00e58060968c..8ea6c2aa6263 100644 --- a/drivers/iio/gyro/mpu3050-core.c +++ b/drivers/iio/gyro/mpu3050-core.c @@ -550,6 +550,8 @@ static irqreturn_t mpu3050_trigger_handler(int irq, void *p) MPU3050_FIFO_R, &fifo_values[offset], toread); + if (ret) + goto out_trigger_unlock; dev_dbg(mpu3050->dev, "%04x %04x %04x %04x %04x\n", diff --git a/drivers/iio/humidity/hid-sensor-humidity.c b/drivers/iio/humidity/hid-sensor-humidity.c index 52f605114ef7..d62705448ae2 100644 --- a/drivers/iio/humidity/hid-sensor-humidity.c +++ b/drivers/iio/humidity/hid-sensor-humidity.c @@ -15,7 +15,10 @@ struct hid_humidity_state { struct hid_sensor_common common_attributes; struct hid_sensor_hub_attribute_info humidity_attr; - s32 humidity_data; + struct { + s32 humidity_data; + u64 timestamp __aligned(8); + } scan; int scale_pre_decml; int scale_post_decml; int scale_precision; @@ -125,9 +128,8 @@ static int humidity_proc_event(struct hid_sensor_hub_device *hsdev, struct hid_humidity_state *humid_st = iio_priv(indio_dev); if (atomic_read(&humid_st->common_attributes.data_ready)) - iio_push_to_buffers_with_timestamp(indio_dev, - &humid_st->humidity_data, - iio_get_time_ns(indio_dev)); + iio_push_to_buffers_with_timestamp(indio_dev, &humid_st->scan, + iio_get_time_ns(indio_dev)); return 0; } @@ -142,7 +144,7 @@ static int humidity_capture_sample(struct hid_sensor_hub_device *hsdev, switch (usage_id) { case HID_USAGE_SENSOR_ATMOSPHERIC_HUMIDITY: - humid_st->humidity_data = *(s32 *)raw_data; + humid_st->scan.humidity_data = *(s32 *)raw_data; return 0; default: diff --git a/drivers/iio/imu/adis16400.c b/drivers/iio/imu/adis16400.c index 54af2ed664f6..785a4ce606d8 100644 --- a/drivers/iio/imu/adis16400.c +++ b/drivers/iio/imu/adis16400.c @@ -462,8 +462,7 @@ static int adis16400_initial_setup(struct iio_dev *indio_dev) if (ret) goto err_ret; - ret = sscanf(indio_dev->name, "adis%u\n", &device_id); - if (ret != 1) { + if (sscanf(indio_dev->name, "adis%u\n", &device_id) != 1) { ret = -EINVAL; goto err_ret; } diff --git a/drivers/iio/light/hid-sensor-prox.c b/drivers/iio/light/hid-sensor-prox.c index 330cf359e0b8..e9e00ce0c6d4 100644 --- a/drivers/iio/light/hid-sensor-prox.c +++ b/drivers/iio/light/hid-sensor-prox.c @@ -23,6 +23,9 @@ struct prox_state { struct hid_sensor_common common_attributes; struct hid_sensor_hub_attribute_info prox_attr; u32 human_presence; + int scale_pre_decml; + int scale_post_decml; + int scale_precision; }; /* Channel definitions */ @@ -93,8 +96,9 @@ static int prox_read_raw(struct iio_dev *indio_dev, ret_type = IIO_VAL_INT; break; case IIO_CHAN_INFO_SCALE: - *val = prox_state->prox_attr.units; - ret_type = IIO_VAL_INT; + *val = prox_state->scale_pre_decml; + *val2 = prox_state->scale_post_decml; + ret_type = prox_state->scale_precision; break; case IIO_CHAN_INFO_OFFSET: *val = hid_sensor_convert_exponent( @@ -234,6 +238,11 @@ static int prox_parse_report(struct platform_device *pdev, HID_USAGE_SENSOR_HUMAN_PRESENCE, &st->common_attributes.sensitivity); + st->scale_precision = hid_sensor_format_scale( + hsdev->usage, + &st->prox_attr, + &st->scale_pre_decml, &st->scale_post_decml); + return ret; } diff --git a/drivers/iio/temperature/hid-sensor-temperature.c b/drivers/iio/temperature/hid-sensor-temperature.c index 81688f1b932f..da9a247097fa 100644 --- a/drivers/iio/temperature/hid-sensor-temperature.c +++ b/drivers/iio/temperature/hid-sensor-temperature.c @@ -15,7 +15,10 @@ struct temperature_state { struct hid_sensor_common common_attributes; struct hid_sensor_hub_attribute_info temperature_attr; - s32 temperature_data; + struct { + s32 temperature_data; + u64 timestamp __aligned(8); + } scan; int scale_pre_decml; int scale_post_decml; int scale_precision; @@ -32,7 +35,7 @@ static const struct iio_chan_spec temperature_channels[] = { BIT(IIO_CHAN_INFO_SAMP_FREQ) | BIT(IIO_CHAN_INFO_HYSTERESIS), }, - IIO_CHAN_SOFT_TIMESTAMP(3), + IIO_CHAN_SOFT_TIMESTAMP(1), }; /* Adjust channel real bits based on report descriptor */ @@ -123,9 +126,8 @@ static int temperature_proc_event(struct hid_sensor_hub_device *hsdev, struct temperature_state *temp_st = iio_priv(indio_dev); if (atomic_read(&temp_st->common_attributes.data_ready)) - iio_push_to_buffers_with_timestamp(indio_dev, - &temp_st->temperature_data, - iio_get_time_ns(indio_dev)); + iio_push_to_buffers_with_timestamp(indio_dev, &temp_st->scan, + iio_get_time_ns(indio_dev)); return 0; } @@ -140,7 +142,7 @@ static int temperature_capture_sample(struct hid_sensor_hub_device *hsdev, switch (usage_id) { case HID_USAGE_SENSOR_DATA_ENVIRONMENTAL_TEMPERATURE: - temp_st->temperature_data = *(s32 *)raw_data; + temp_st->scan.temperature_data = *(s32 *)raw_data; return 0; default: return -EINVAL; diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c index 5afd142fe8c7..bbba0cd42c89 100644 --- a/drivers/infiniband/core/cm.c +++ b/drivers/infiniband/core/cm.c @@ -3650,6 +3650,7 @@ static int cm_send_sidr_rep_locked(struct cm_id_private *cm_id_priv, struct ib_cm_sidr_rep_param *param) { struct ib_mad_send_buf *msg; + unsigned long flags; int ret; lockdep_assert_held(&cm_id_priv->lock); @@ -3675,12 +3676,12 @@ static int cm_send_sidr_rep_locked(struct cm_id_private *cm_id_priv, return ret; } cm_id_priv->id.state = IB_CM_IDLE; - spin_lock_irq(&cm.lock); + spin_lock_irqsave(&cm.lock, flags); if (!RB_EMPTY_NODE(&cm_id_priv->sidr_id_node)) { rb_erase(&cm_id_priv->sidr_id_node, &cm.remote_sidr_table); RB_CLEAR_NODE(&cm_id_priv->sidr_id_node); } - spin_unlock_irq(&cm.lock); + spin_unlock_irqrestore(&cm.lock, flags); return 0; } @@ -4332,7 +4333,7 @@ static int cm_add_one(struct ib_device *ib_device) unsigned long flags; int ret; int count = 0; - u8 i; + unsigned int i; cm_dev = kzalloc(struct_size(cm_dev, port, ib_device->phys_port_cnt), GFP_KERNEL); @@ -4344,7 +4345,7 @@ static int cm_add_one(struct ib_device *ib_device) cm_dev->going_down = 0; set_bit(IB_MGMT_METHOD_SEND, reg_req.method_mask); - for (i = 1; i <= ib_device->phys_port_cnt; i++) { + rdma_for_each_port (ib_device, i) { if (!rdma_cap_ib_cm(ib_device, i)) continue; @@ -4430,7 +4431,7 @@ static void cm_remove_one(struct ib_device *ib_device, void *client_data) .clr_port_cap_mask = IB_PORT_CM_SUP }; unsigned long flags; - int i; + unsigned int i; write_lock_irqsave(&cm.device_lock, flags); list_del(&cm_dev->list); @@ -4440,7 +4441,7 @@ static void cm_remove_one(struct ib_device *ib_device, void *client_data) cm_dev->going_down = 1; spin_unlock_irq(&cm.lock); - for (i = 1; i <= ib_device->phys_port_cnt; i++) { + rdma_for_each_port (ib_device, i) { if (!rdma_cap_ib_cm(ib_device, i)) continue; diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c index c51b84b2d2f3..e3638f80e1d5 100644 --- a/drivers/infiniband/core/cma.c +++ b/drivers/infiniband/core/cma.c @@ -352,7 +352,13 @@ struct ib_device *cma_get_ib_dev(struct cma_device *cma_dev) struct cma_multicast { struct rdma_id_private *id_priv; - struct ib_sa_multicast *sa_mc; + union { + struct ib_sa_multicast *sa_mc; + struct { + struct work_struct work; + struct rdma_cm_event event; + } iboe_join; + }; struct list_head list; void *context; struct sockaddr_storage addr; @@ -1823,6 +1829,8 @@ static void destroy_mc(struct rdma_id_private *id_priv, cma_igmp_send(ndev, &mgid, false); dev_put(ndev); } + + cancel_work_sync(&mc->iboe_join.work); } kfree(mc); } @@ -2683,6 +2691,28 @@ static int cma_query_ib_route(struct rdma_id_private *id_priv, return (id_priv->query_id < 0) ? id_priv->query_id : 0; } +static void cma_iboe_join_work_handler(struct work_struct *work) +{ + struct cma_multicast *mc = + container_of(work, struct cma_multicast, iboe_join.work); + struct rdma_cm_event *event = &mc->iboe_join.event; + struct rdma_id_private *id_priv = mc->id_priv; + int ret; + + mutex_lock(&id_priv->handler_mutex); + if (READ_ONCE(id_priv->state) == RDMA_CM_DESTROYING || + READ_ONCE(id_priv->state) == RDMA_CM_DEVICE_REMOVAL) + goto out_unlock; + + ret = cma_cm_event_handler(id_priv, event); + WARN_ON(ret); + +out_unlock: + mutex_unlock(&id_priv->handler_mutex); + if (event->event == RDMA_CM_EVENT_MULTICAST_JOIN) + rdma_destroy_ah_attr(&event->param.ud.ah_attr); +} + static void cma_work_handler(struct work_struct *_work) { struct cma_work *work = container_of(_work, struct cma_work, work); @@ -4478,10 +4508,7 @@ static int cma_ib_mc_handler(int status, struct ib_sa_multicast *multicast) cma_make_mc_event(status, id_priv, multicast, &event, mc); ret = cma_cm_event_handler(id_priv, &event); rdma_destroy_ah_attr(&event.param.ud.ah_attr); - if (ret) { - destroy_id_handler_unlock(id_priv); - return 0; - } + WARN_ON(ret); out: mutex_unlock(&id_priv->handler_mutex); @@ -4604,7 +4631,6 @@ static void cma_iboe_set_mgid(struct sockaddr *addr, union ib_gid *mgid, static int cma_iboe_join_multicast(struct rdma_id_private *id_priv, struct cma_multicast *mc) { - struct cma_work *work; struct rdma_dev_addr *dev_addr = &id_priv->id.route.addr.dev_addr; int err = 0; struct sockaddr *addr = (struct sockaddr *)&mc->addr; @@ -4618,10 +4644,6 @@ static int cma_iboe_join_multicast(struct rdma_id_private *id_priv, if (cma_zero_addr(addr)) return -EINVAL; - work = kzalloc(sizeof *work, GFP_KERNEL); - if (!work) - return -ENOMEM; - gid_type = id_priv->cma_dev->default_gid_type[id_priv->id.port_num - rdma_start_port(id_priv->cma_dev->device)]; cma_iboe_set_mgid(addr, &ib.rec.mgid, gid_type); @@ -4632,10 +4654,9 @@ static int cma_iboe_join_multicast(struct rdma_id_private *id_priv, if (dev_addr->bound_dev_if) ndev = dev_get_by_index(dev_addr->net, dev_addr->bound_dev_if); - if (!ndev) { - err = -ENODEV; - goto err_free; - } + if (!ndev) + return -ENODEV; + ib.rec.rate = iboe_get_rate(ndev); ib.rec.hop_limit = 1; ib.rec.mtu = iboe_get_mtu(ndev->mtu); @@ -4653,24 +4674,15 @@ static int cma_iboe_join_multicast(struct rdma_id_private *id_priv, err = -ENOTSUPP; } dev_put(ndev); - if (err || !ib.rec.mtu) { - if (!err) - err = -EINVAL; - goto err_free; - } + if (err || !ib.rec.mtu) + return err ?: -EINVAL; + rdma_ip2gid((struct sockaddr *)&id_priv->id.route.addr.src_addr, &ib.rec.port_gid); - work->id = id_priv; - INIT_WORK(&work->work, cma_work_handler); - cma_make_mc_event(0, id_priv, &ib, &work->event, mc); - /* Balances with cma_id_put() in cma_work_handler */ - cma_id_get(id_priv); - queue_work(cma_wq, &work->work); + INIT_WORK(&mc->iboe_join.work, cma_iboe_join_work_handler); + cma_make_mc_event(0, id_priv, &ib, &mc->iboe_join.event, mc); + queue_work(cma_wq, &mc->iboe_join.work); return 0; - -err_free: - kfree(work); - return err; } int rdma_join_multicast(struct rdma_cm_id *id, struct sockaddr *addr, diff --git a/drivers/infiniband/core/umem.c b/drivers/infiniband/core/umem.c index 5157ae29a446..076526710fe3 100644 --- a/drivers/infiniband/core/umem.c +++ b/drivers/infiniband/core/umem.c @@ -220,10 +220,10 @@ struct ib_umem *ib_umem_get(struct ib_device *device, unsigned long addr, cur_base += ret * PAGE_SIZE; npages -= ret; - sg = __sg_alloc_table_from_pages( - &umem->sg_head, page_list, ret, 0, ret << PAGE_SHIFT, - dma_get_max_seg_size(device->dma_device), sg, npages, - GFP_KERNEL); + sg = __sg_alloc_table_from_pages(&umem->sg_head, page_list, ret, + 0, ret << PAGE_SHIFT, + ib_dma_max_seg_size(device), sg, npages, + GFP_KERNEL); umem->sg_nents = umem->sg_head.nents; if (IS_ERR(sg)) { unpin_user_pages_dirty_lock(page_list, ret, 0); diff --git a/drivers/infiniband/core/user_mad.c b/drivers/infiniband/core/user_mad.c index b0d0b522cc76..4688a6657c87 100644 --- a/drivers/infiniband/core/user_mad.c +++ b/drivers/infiniband/core/user_mad.c @@ -379,6 +379,11 @@ static ssize_t ib_umad_read(struct file *filp, char __user *buf, mutex_lock(&file->mutex); + if (file->agents_dead) { + mutex_unlock(&file->mutex); + return -EIO; + } + while (list_empty(&file->recv_list)) { mutex_unlock(&file->mutex); @@ -392,6 +397,11 @@ static ssize_t ib_umad_read(struct file *filp, char __user *buf, mutex_lock(&file->mutex); } + if (file->agents_dead) { + mutex_unlock(&file->mutex); + return -EIO; + } + packet = list_entry(file->recv_list.next, struct ib_umad_packet, list); list_del(&packet->list); @@ -524,7 +534,7 @@ static ssize_t ib_umad_write(struct file *filp, const char __user *buf, agent = __get_agent(file, packet->mad.hdr.id); if (!agent) { - ret = -EINVAL; + ret = -EIO; goto err_up; } @@ -653,10 +663,14 @@ static __poll_t ib_umad_poll(struct file *filp, struct poll_table_struct *wait) /* we will always be able to post a MAD send */ __poll_t mask = EPOLLOUT | EPOLLWRNORM; + mutex_lock(&file->mutex); poll_wait(filp, &file->recv_wait, wait); if (!list_empty(&file->recv_list)) mask |= EPOLLIN | EPOLLRDNORM; + if (file->agents_dead) + mask = EPOLLERR; + mutex_unlock(&file->mutex); return mask; } @@ -1336,6 +1350,7 @@ static void ib_umad_kill_port(struct ib_umad_port *port) list_for_each_entry(file, &port->file_list, port_list) { mutex_lock(&file->mutex); file->agents_dead = 1; + wake_up_interruptible(&file->recv_wait); mutex_unlock(&file->mutex); for (id = 0; id < IB_UMAD_MAX_AGENTS; ++id) diff --git a/drivers/infiniband/hw/hns/hns_roce_device.h b/drivers/infiniband/hw/hns/hns_roce_device.h index 1ea87f92aabb..d9aa7424d290 100644 --- a/drivers/infiniband/hw/hns/hns_roce_device.h +++ b/drivers/infiniband/hw/hns/hns_roce_device.h @@ -632,7 +632,7 @@ struct hns_roce_qp { struct hns_roce_db sdb; unsigned long en_flags; u32 doorbell_qpn; - u32 sq_signal_bits; + enum ib_sig_type sq_signal_bits; struct hns_roce_wq sq; struct hns_roce_mtr mtr; diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c index 5c29c7d8c50e..ebcf26dec1e3 100644 --- a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c +++ b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c @@ -1232,7 +1232,7 @@ static int __hns_roce_cmq_send(struct hns_roce_dev *hr_dev, u32 timeout = 0; int handle = 0; u16 desc_ret; - int ret = 0; + int ret; int ntc; spin_lock_bh(&csq->lock); @@ -1277,15 +1277,14 @@ static int __hns_roce_cmq_send(struct hns_roce_dev *hr_dev, if (hns_roce_cmq_csq_done(hr_dev)) { complete = true; handle = 0; + ret = 0; while (handle < num) { /* get the result of hardware write back */ desc_to_use = &csq->desc[ntc]; desc[handle] = *desc_to_use; dev_dbg(hr_dev->dev, "Get cmq desc:\n"); desc_ret = le16_to_cpu(desc[handle].retval); - if (desc_ret == CMD_EXEC_SUCCESS) - ret = 0; - else + if (unlikely(desc_ret != CMD_EXEC_SUCCESS)) ret = -EIO; priv->cmq.last_status = desc_ret; ntc++; @@ -1847,7 +1846,6 @@ static void set_default_caps(struct hns_roce_dev *hr_dev) caps->flags = HNS_ROCE_CAP_FLAG_REREG_MR | HNS_ROCE_CAP_FLAG_ROCE_V1_V2 | - HNS_ROCE_CAP_FLAG_RQ_INLINE | HNS_ROCE_CAP_FLAG_RECORD_DB | HNS_ROCE_CAP_FLAG_SQ_RECORD_DB; diff --git a/drivers/infiniband/hw/hns/hns_roce_main.c b/drivers/infiniband/hw/hns/hns_roce_main.c index ae721fa61e0e..ba65823a5c0b 100644 --- a/drivers/infiniband/hw/hns/hns_roce_main.c +++ b/drivers/infiniband/hw/hns/hns_roce_main.c @@ -781,8 +781,7 @@ static int hns_roce_setup_hca(struct hns_roce_dev *hr_dev) return 0; err_qp_table_free: - if (hr_dev->caps.flags & HNS_ROCE_CAP_FLAG_SRQ) - hns_roce_cleanup_qp_table(hr_dev); + hns_roce_cleanup_qp_table(hr_dev); err_cq_table_free: hns_roce_cleanup_cq_table(hr_dev); diff --git a/drivers/infiniband/hw/mlx5/devx.c b/drivers/infiniband/hw/mlx5/devx.c index 9e3d8b826498..efb9ec99b68b 100644 --- a/drivers/infiniband/hw/mlx5/devx.c +++ b/drivers/infiniband/hw/mlx5/devx.c @@ -1067,7 +1067,9 @@ static void devx_obj_build_destroy_cmd(void *in, void *out, void *din, MLX5_SET(general_obj_in_cmd_hdr, din, opcode, MLX5_CMD_OP_DESTROY_RQT); break; case MLX5_CMD_OP_CREATE_TIR: - MLX5_SET(general_obj_in_cmd_hdr, din, opcode, MLX5_CMD_OP_DESTROY_TIR); + *obj_id = MLX5_GET(create_tir_out, out, tirn); + MLX5_SET(destroy_tir_in, din, opcode, MLX5_CMD_OP_DESTROY_TIR); + MLX5_SET(destroy_tir_in, din, tirn, *obj_id); break; case MLX5_CMD_OP_CREATE_TIS: MLX5_SET(general_obj_in_cmd_hdr, din, opcode, MLX5_CMD_OP_DESTROY_TIS); @@ -1971,8 +1973,10 @@ static int UVERBS_HANDLER(MLX5_IB_METHOD_DEVX_SUBSCRIBE_EVENT)( num_alloc_xa_entries++; event_sub = kzalloc(sizeof(*event_sub), GFP_KERNEL); - if (!event_sub) + if (!event_sub) { + err = -ENOMEM; goto err; + } list_add_tail(&event_sub->event_list, &sub_list); uverbs_uobject_get(&ev_file->uobj); diff --git a/drivers/infiniband/hw/mlx5/main.c b/drivers/infiniband/hw/mlx5/main.c index e317d7d6d5c0..beec0d7c0d6e 100644 --- a/drivers/infiniband/hw/mlx5/main.c +++ b/drivers/infiniband/hw/mlx5/main.c @@ -3921,7 +3921,7 @@ static void mlx5_ib_stage_init_cleanup(struct mlx5_ib_dev *dev) mlx5_ib_cleanup_multiport_master(dev); WARN_ON(!xa_empty(&dev->odp_mkeys)); cleanup_srcu_struct(&dev->odp_srcu); - + mutex_destroy(&dev->cap_mask_mutex); WARN_ON(!xa_empty(&dev->sig_mrs)); WARN_ON(!bitmap_empty(dev->dm.memic_alloc_pages, MLX5_MAX_MEMIC_PAGES)); } @@ -3972,6 +3972,10 @@ static int mlx5_ib_stage_init_init(struct mlx5_ib_dev *dev) dev->ib_dev.dev.parent = mdev->device; dev->ib_dev.lag_flags = RDMA_LAG_FLAGS_HASH_ALL_SLAVES; + err = init_srcu_struct(&dev->odp_srcu); + if (err) + goto err_mp; + mutex_init(&dev->cap_mask_mutex); INIT_LIST_HEAD(&dev->qp_list); spin_lock_init(&dev->reset_flow_resource_lock); @@ -3981,17 +3985,11 @@ static int mlx5_ib_stage_init_init(struct mlx5_ib_dev *dev) spin_lock_init(&dev->dm.lock); dev->dm.dev = mdev; - - err = init_srcu_struct(&dev->odp_srcu); - if (err) - goto err_mp; - return 0; err_mp: mlx5_ib_cleanup_multiport_master(dev); - - return -ENOMEM; + return err; } static int mlx5_ib_enable_driver(struct ib_device *dev) diff --git a/drivers/infiniband/hw/mlx5/qp.c b/drivers/infiniband/hw/mlx5/qp.c index 600e056798c0..75caeec378bd 100644 --- a/drivers/infiniband/hw/mlx5/qp.c +++ b/drivers/infiniband/hw/mlx5/qp.c @@ -2458,8 +2458,6 @@ static int check_qp_type(struct mlx5_ib_dev *dev, struct ib_qp_init_attr *attr, case MLX5_IB_QPT_HW_GSI: case IB_QPT_DRIVER: case IB_QPT_GSI: - if (dev->profile == &raw_eth_profile) - goto out; case IB_QPT_RAW_PACKET: case IB_QPT_UD: case MLX5_IB_QPT_REG_UMR: @@ -2654,10 +2652,6 @@ static int process_create_flags(struct mlx5_ib_dev *dev, struct mlx5_ib_qp *qp, int create_flags = attr->create_flags; bool cond; - if (qp->type == IB_QPT_UD && dev->profile == &raw_eth_profile) - if (create_flags & ~MLX5_IB_QP_CREATE_WC_TEST) - return -EINVAL; - if (qp_type == MLX5_IB_QPT_DCT) return (create_flags) ? -EINVAL : 0; @@ -4235,6 +4229,23 @@ static int mlx5_ib_modify_dct(struct ib_qp *ibqp, struct ib_qp_attr *attr, return 0; } +static bool mlx5_ib_modify_qp_allowed(struct mlx5_ib_dev *dev, + struct mlx5_ib_qp *qp, + enum ib_qp_type qp_type) +{ + if (dev->profile != &raw_eth_profile) + return true; + + if (qp_type == IB_QPT_RAW_PACKET || qp_type == MLX5_IB_QPT_REG_UMR) + return true; + + /* Internal QP used for wc testing, with NOPs in wq */ + if (qp->flags & MLX5_IB_QP_CREATE_WC_TEST) + return true; + + return false; +} + int mlx5_ib_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr, int attr_mask, struct ib_udata *udata) { @@ -4247,6 +4258,9 @@ int mlx5_ib_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr, int err = -EINVAL; int port; + if (!mlx5_ib_modify_qp_allowed(dev, qp, ibqp->qp_type)) + return -EOPNOTSUPP; + if (ibqp->rwq_ind_tbl) return -ENOSYS; diff --git a/drivers/infiniband/sw/rxe/Kconfig b/drivers/infiniband/sw/rxe/Kconfig index 452149066792..06b8dc5093f7 100644 --- a/drivers/infiniband/sw/rxe/Kconfig +++ b/drivers/infiniband/sw/rxe/Kconfig @@ -4,6 +4,7 @@ config RDMA_RXE depends on INET && PCI && INFINIBAND depends on INFINIBAND_VIRT_DMA select NET_UDP_TUNNEL + select CRYPTO select CRYPTO_CRC32 help This driver implements the InfiniBand RDMA transport over diff --git a/drivers/infiniband/sw/rxe/rxe_net.c b/drivers/infiniband/sw/rxe/rxe_net.c index 943914c2a50c..bce44502ab0e 100644 --- a/drivers/infiniband/sw/rxe/rxe_net.c +++ b/drivers/infiniband/sw/rxe/rxe_net.c @@ -414,6 +414,11 @@ int rxe_send(struct rxe_pkt_info *pkt, struct sk_buff *skb) void rxe_loopback(struct sk_buff *skb) { + if (skb->protocol == htons(ETH_P_IP)) + skb_pull(skb, sizeof(struct iphdr)); + else + skb_pull(skb, sizeof(struct ipv6hdr)); + rxe_rcv(skb); } diff --git a/drivers/infiniband/sw/rxe/rxe_recv.c b/drivers/infiniband/sw/rxe/rxe_recv.c index c9984a28eecc..cb69a125e280 100644 --- a/drivers/infiniband/sw/rxe/rxe_recv.c +++ b/drivers/infiniband/sw/rxe/rxe_recv.c @@ -9,21 +9,26 @@ #include "rxe.h" #include "rxe_loc.h" +/* check that QP matches packet opcode type and is in a valid state */ static int check_type_state(struct rxe_dev *rxe, struct rxe_pkt_info *pkt, struct rxe_qp *qp) { + unsigned int pkt_type; + if (unlikely(!qp->valid)) goto err1; + pkt_type = pkt->opcode & 0xe0; + switch (qp_type(qp)) { case IB_QPT_RC: - if (unlikely((pkt->opcode & IB_OPCODE_RC) != 0)) { + if (unlikely(pkt_type != IB_OPCODE_RC)) { pr_warn_ratelimited("bad qp type\n"); goto err1; } break; case IB_QPT_UC: - if (unlikely(!(pkt->opcode & IB_OPCODE_UC))) { + if (unlikely(pkt_type != IB_OPCODE_UC)) { pr_warn_ratelimited("bad qp type\n"); goto err1; } @@ -31,7 +36,7 @@ static int check_type_state(struct rxe_dev *rxe, struct rxe_pkt_info *pkt, case IB_QPT_UD: case IB_QPT_SMI: case IB_QPT_GSI: - if (unlikely(!(pkt->opcode & IB_OPCODE_UD))) { + if (unlikely(pkt_type != IB_OPCODE_UD)) { pr_warn_ratelimited("bad qp type\n"); goto err1; } @@ -252,7 +257,6 @@ static void rxe_rcv_mcast_pkt(struct rxe_dev *rxe, struct sk_buff *skb) list_for_each_entry(mce, &mcg->qp_list, qp_list) { qp = mce->qp; - pkt = SKB_TO_PKT(skb); /* validate qp for incoming packet */ err = check_type_state(rxe, pkt, qp); @@ -264,12 +268,18 @@ static void rxe_rcv_mcast_pkt(struct rxe_dev *rxe, struct sk_buff *skb) continue; /* for all but the last qp create a new clone of the - * skb and pass to the qp. + * skb and pass to the qp. If an error occurs in the + * checks for the last qp in the list we need to + * free the skb since it hasn't been passed on to + * rxe_rcv_pkt() which would free it later. */ - if (mce->qp_list.next != &mcg->qp_list) + if (mce->qp_list.next != &mcg->qp_list) { per_qp_skb = skb_clone(skb, GFP_ATOMIC); - else + } else { per_qp_skb = skb; + /* show we have consumed the skb */ + skb = NULL; + } if (unlikely(!per_qp_skb)) continue; @@ -284,9 +294,8 @@ static void rxe_rcv_mcast_pkt(struct rxe_dev *rxe, struct sk_buff *skb) rxe_drop_ref(mcg); /* drop ref from rxe_pool_get_key. */ - return; - err1: + /* free skb if not consumed */ kfree_skb(skb); } diff --git a/drivers/infiniband/sw/siw/siw.h b/drivers/infiniband/sw/siw/siw.h index adda78996219..368959ae9a8c 100644 --- a/drivers/infiniband/sw/siw/siw.h +++ b/drivers/infiniband/sw/siw/siw.h @@ -653,7 +653,7 @@ static inline struct siw_sqe *orq_get_free(struct siw_qp *qp) { struct siw_sqe *orq_e = orq_get_tail(qp); - if (orq_e && READ_ONCE(orq_e->flags) == 0) + if (READ_ONCE(orq_e->flags) == 0) return orq_e; return NULL; diff --git a/drivers/infiniband/sw/siw/siw_main.c b/drivers/infiniband/sw/siw/siw_main.c index 9d152e198a59..32a553a1b905 100644 --- a/drivers/infiniband/sw/siw/siw_main.c +++ b/drivers/infiniband/sw/siw/siw_main.c @@ -135,7 +135,7 @@ static struct { static int siw_init_cpulist(void) { - int i, num_nodes = num_possible_nodes(); + int i, num_nodes = nr_node_ids; memset(siw_tx_thread, 0, sizeof(siw_tx_thread)); diff --git a/drivers/infiniband/sw/siw/siw_qp.c b/drivers/infiniband/sw/siw/siw_qp.c index 875d36d4b1c6..ddb2e66f9f13 100644 --- a/drivers/infiniband/sw/siw/siw_qp.c +++ b/drivers/infiniband/sw/siw/siw_qp.c @@ -199,26 +199,26 @@ void siw_qp_llp_write_space(struct sock *sk) static int siw_qp_readq_init(struct siw_qp *qp, int irq_size, int orq_size) { - irq_size = roundup_pow_of_two(irq_size); - orq_size = roundup_pow_of_two(orq_size); - + if (irq_size) { + irq_size = roundup_pow_of_two(irq_size); + qp->irq = vzalloc(irq_size * sizeof(struct siw_sqe)); + if (!qp->irq) { + qp->attrs.irq_size = 0; + return -ENOMEM; + } + } + if (orq_size) { + orq_size = roundup_pow_of_two(orq_size); + qp->orq = vzalloc(orq_size * sizeof(struct siw_sqe)); + if (!qp->orq) { + qp->attrs.orq_size = 0; + qp->attrs.irq_size = 0; + vfree(qp->irq); + return -ENOMEM; + } + } qp->attrs.irq_size = irq_size; qp->attrs.orq_size = orq_size; - - qp->irq = vzalloc(irq_size * sizeof(struct siw_sqe)); - if (!qp->irq) { - siw_dbg_qp(qp, "irq malloc for %d failed\n", irq_size); - qp->attrs.irq_size = 0; - return -ENOMEM; - } - qp->orq = vzalloc(orq_size * sizeof(struct siw_sqe)); - if (!qp->orq) { - siw_dbg_qp(qp, "orq malloc for %d failed\n", orq_size); - qp->attrs.orq_size = 0; - qp->attrs.irq_size = 0; - vfree(qp->irq); - return -ENOMEM; - } siw_dbg_qp(qp, "ORD %d, IRD %d\n", orq_size, irq_size); return 0; } @@ -288,13 +288,14 @@ int siw_qp_mpa_rts(struct siw_qp *qp, enum mpa_v2_ctrl ctrl) if (ctrl & MPA_V2_RDMA_WRITE_RTR) wqe->sqe.opcode = SIW_OP_WRITE; else if (ctrl & MPA_V2_RDMA_READ_RTR) { - struct siw_sqe *rreq; + struct siw_sqe *rreq = NULL; wqe->sqe.opcode = SIW_OP_READ; spin_lock(&qp->orq_lock); - rreq = orq_get_free(qp); + if (qp->attrs.orq_size) + rreq = orq_get_free(qp); if (rreq) { siw_read_to_orq(rreq, &wqe->sqe); qp->orq_put++; @@ -877,6 +878,96 @@ void siw_read_to_orq(struct siw_sqe *rreq, struct siw_sqe *sqe) rreq->num_sge = 1; } +static int siw_activate_tx_from_sq(struct siw_qp *qp) +{ + struct siw_sqe *sqe; + struct siw_wqe *wqe = tx_wqe(qp); + int rv = 1; + + sqe = sq_get_next(qp); + if (!sqe) + return 0; + + memset(wqe->mem, 0, sizeof(*wqe->mem) * SIW_MAX_SGE); + wqe->wr_status = SIW_WR_QUEUED; + + /* First copy SQE to kernel private memory */ + memcpy(&wqe->sqe, sqe, sizeof(*sqe)); + + if (wqe->sqe.opcode >= SIW_NUM_OPCODES) { + rv = -EINVAL; + goto out; + } + if (wqe->sqe.flags & SIW_WQE_INLINE) { + if (wqe->sqe.opcode != SIW_OP_SEND && + wqe->sqe.opcode != SIW_OP_WRITE) { + rv = -EINVAL; + goto out; + } + if (wqe->sqe.sge[0].length > SIW_MAX_INLINE) { + rv = -EINVAL; + goto out; + } + wqe->sqe.sge[0].laddr = (uintptr_t)&wqe->sqe.sge[1]; + wqe->sqe.sge[0].lkey = 0; + wqe->sqe.num_sge = 1; + } + if (wqe->sqe.flags & SIW_WQE_READ_FENCE) { + /* A READ cannot be fenced */ + if (unlikely(wqe->sqe.opcode == SIW_OP_READ || + wqe->sqe.opcode == + SIW_OP_READ_LOCAL_INV)) { + siw_dbg_qp(qp, "cannot fence read\n"); + rv = -EINVAL; + goto out; + } + spin_lock(&qp->orq_lock); + + if (qp->attrs.orq_size && !siw_orq_empty(qp)) { + qp->tx_ctx.orq_fence = 1; + rv = 0; + } + spin_unlock(&qp->orq_lock); + + } else if (wqe->sqe.opcode == SIW_OP_READ || + wqe->sqe.opcode == SIW_OP_READ_LOCAL_INV) { + struct siw_sqe *rreq; + + if (unlikely(!qp->attrs.orq_size)) { + /* We negotiated not to send READ req's */ + rv = -EINVAL; + goto out; + } + wqe->sqe.num_sge = 1; + + spin_lock(&qp->orq_lock); + + rreq = orq_get_free(qp); + if (rreq) { + /* + * Make an immediate copy in ORQ to be ready + * to process loopback READ reply + */ + siw_read_to_orq(rreq, &wqe->sqe); + qp->orq_put++; + } else { + qp->tx_ctx.orq_fence = 1; + rv = 0; + } + spin_unlock(&qp->orq_lock); + } + + /* Clear SQE, can be re-used by application */ + smp_store_mb(sqe->flags, 0); + qp->sq_get++; +out: + if (unlikely(rv < 0)) { + siw_dbg_qp(qp, "error %d\n", rv); + wqe->wr_status = SIW_WR_IDLE; + } + return rv; +} + /* * Must be called with SQ locked. * To avoid complete SQ starvation by constant inbound READ requests, @@ -885,133 +976,55 @@ void siw_read_to_orq(struct siw_sqe *rreq, struct siw_sqe *sqe) */ int siw_activate_tx(struct siw_qp *qp) { - struct siw_sqe *irqe, *sqe; + struct siw_sqe *irqe; struct siw_wqe *wqe = tx_wqe(qp); - int rv = 1; + + if (!qp->attrs.irq_size) + return siw_activate_tx_from_sq(qp); irqe = &qp->irq[qp->irq_get % qp->attrs.irq_size]; - if (irqe->flags & SIW_WQE_VALID) { - sqe = sq_get_next(qp); + if (!(irqe->flags & SIW_WQE_VALID)) + return siw_activate_tx_from_sq(qp); - /* - * Avoid local WQE processing starvation in case - * of constant inbound READ request stream - */ - if (sqe && ++qp->irq_burst >= SIW_IRQ_MAXBURST_SQ_ACTIVE) { - qp->irq_burst = 0; - goto skip_irq; - } - memset(wqe->mem, 0, sizeof(*wqe->mem) * SIW_MAX_SGE); - wqe->wr_status = SIW_WR_QUEUED; - - /* start READ RESPONSE */ - wqe->sqe.opcode = SIW_OP_READ_RESPONSE; - wqe->sqe.flags = 0; - if (irqe->num_sge) { - wqe->sqe.num_sge = 1; - wqe->sqe.sge[0].length = irqe->sge[0].length; - wqe->sqe.sge[0].laddr = irqe->sge[0].laddr; - wqe->sqe.sge[0].lkey = irqe->sge[0].lkey; - } else { - wqe->sqe.num_sge = 0; - } - - /* Retain original RREQ's message sequence number for - * potential error reporting cases. - */ - wqe->sqe.sge[1].length = irqe->sge[1].length; - - wqe->sqe.rkey = irqe->rkey; - wqe->sqe.raddr = irqe->raddr; - - wqe->processed = 0; - qp->irq_get++; - - /* mark current IRQ entry free */ - smp_store_mb(irqe->flags, 0); - - goto out; + /* + * Avoid local WQE processing starvation in case + * of constant inbound READ request stream + */ + if (sq_get_next(qp) && ++qp->irq_burst >= SIW_IRQ_MAXBURST_SQ_ACTIVE) { + qp->irq_burst = 0; + return siw_activate_tx_from_sq(qp); } - sqe = sq_get_next(qp); - if (sqe) { -skip_irq: - memset(wqe->mem, 0, sizeof(*wqe->mem) * SIW_MAX_SGE); - wqe->wr_status = SIW_WR_QUEUED; + memset(wqe->mem, 0, sizeof(*wqe->mem) * SIW_MAX_SGE); + wqe->wr_status = SIW_WR_QUEUED; - /* First copy SQE to kernel private memory */ - memcpy(&wqe->sqe, sqe, sizeof(*sqe)); - - if (wqe->sqe.opcode >= SIW_NUM_OPCODES) { - rv = -EINVAL; - goto out; - } - if (wqe->sqe.flags & SIW_WQE_INLINE) { - if (wqe->sqe.opcode != SIW_OP_SEND && - wqe->sqe.opcode != SIW_OP_WRITE) { - rv = -EINVAL; - goto out; - } - if (wqe->sqe.sge[0].length > SIW_MAX_INLINE) { - rv = -EINVAL; - goto out; - } - wqe->sqe.sge[0].laddr = (uintptr_t)&wqe->sqe.sge[1]; - wqe->sqe.sge[0].lkey = 0; - wqe->sqe.num_sge = 1; - } - if (wqe->sqe.flags & SIW_WQE_READ_FENCE) { - /* A READ cannot be fenced */ - if (unlikely(wqe->sqe.opcode == SIW_OP_READ || - wqe->sqe.opcode == - SIW_OP_READ_LOCAL_INV)) { - siw_dbg_qp(qp, "cannot fence read\n"); - rv = -EINVAL; - goto out; - } - spin_lock(&qp->orq_lock); - - if (!siw_orq_empty(qp)) { - qp->tx_ctx.orq_fence = 1; - rv = 0; - } - spin_unlock(&qp->orq_lock); - - } else if (wqe->sqe.opcode == SIW_OP_READ || - wqe->sqe.opcode == SIW_OP_READ_LOCAL_INV) { - struct siw_sqe *rreq; - - wqe->sqe.num_sge = 1; - - spin_lock(&qp->orq_lock); - - rreq = orq_get_free(qp); - if (rreq) { - /* - * Make an immediate copy in ORQ to be ready - * to process loopback READ reply - */ - siw_read_to_orq(rreq, &wqe->sqe); - qp->orq_put++; - } else { - qp->tx_ctx.orq_fence = 1; - rv = 0; - } - spin_unlock(&qp->orq_lock); - } - - /* Clear SQE, can be re-used by application */ - smp_store_mb(sqe->flags, 0); - qp->sq_get++; + /* start READ RESPONSE */ + wqe->sqe.opcode = SIW_OP_READ_RESPONSE; + wqe->sqe.flags = 0; + if (irqe->num_sge) { + wqe->sqe.num_sge = 1; + wqe->sqe.sge[0].length = irqe->sge[0].length; + wqe->sqe.sge[0].laddr = irqe->sge[0].laddr; + wqe->sqe.sge[0].lkey = irqe->sge[0].lkey; } else { - rv = 0; + wqe->sqe.num_sge = 0; } -out: - if (unlikely(rv < 0)) { - siw_dbg_qp(qp, "error %d\n", rv); - wqe->wr_status = SIW_WR_IDLE; - } - return rv; + + /* Retain original RREQ's message sequence number for + * potential error reporting cases. + */ + wqe->sqe.sge[1].length = irqe->sge[1].length; + + wqe->sqe.rkey = irqe->rkey; + wqe->sqe.raddr = irqe->raddr; + + wqe->processed = 0; + qp->irq_get++; + + /* mark current IRQ entry free */ + smp_store_mb(irqe->flags, 0); + + return 1; } /* diff --git a/drivers/infiniband/sw/siw/siw_qp_rx.c b/drivers/infiniband/sw/siw/siw_qp_rx.c index 4bd1f1f84057..60116f20653c 100644 --- a/drivers/infiniband/sw/siw/siw_qp_rx.c +++ b/drivers/infiniband/sw/siw/siw_qp_rx.c @@ -680,6 +680,10 @@ static int siw_init_rresp(struct siw_qp *qp, struct siw_rx_stream *srx) } spin_lock_irqsave(&qp->sq_lock, flags); + if (unlikely(!qp->attrs.irq_size)) { + run_sq = 0; + goto error_irq; + } if (tx_work->wr_status == SIW_WR_IDLE) { /* * immediately schedule READ response w/o @@ -712,8 +716,9 @@ static int siw_init_rresp(struct siw_qp *qp, struct siw_rx_stream *srx) /* RRESP now valid as current TX wqe or placed into IRQ */ smp_store_mb(resp->flags, SIW_WQE_VALID); } else { - pr_warn("siw: [QP %u]: irq %d exceeded %d\n", qp_id(qp), - qp->irq_put % qp->attrs.irq_size, qp->attrs.irq_size); +error_irq: + pr_warn("siw: [QP %u]: IRQ exceeded or null, size %d\n", + qp_id(qp), qp->attrs.irq_size); siw_init_terminate(qp, TERM_ERROR_LAYER_RDMAP, RDMAP_ETYPE_REMOTE_OPERATION, @@ -740,6 +745,9 @@ static int siw_orqe_start_rx(struct siw_qp *qp) struct siw_sqe *orqe; struct siw_wqe *wqe = NULL; + if (unlikely(!qp->attrs.orq_size)) + return -EPROTO; + /* make sure ORQ indices are current */ smp_mb(); @@ -796,8 +804,8 @@ int siw_proc_rresp(struct siw_qp *qp) */ rv = siw_orqe_start_rx(qp); if (rv) { - pr_warn("siw: [QP %u]: ORQ empty at idx %d\n", - qp_id(qp), qp->orq_get % qp->attrs.orq_size); + pr_warn("siw: [QP %u]: ORQ empty, size %d\n", + qp_id(qp), qp->attrs.orq_size); goto error_term; } rv = siw_rresp_check_ntoh(srx, frx); @@ -1290,11 +1298,13 @@ static int siw_rdmap_complete(struct siw_qp *qp, int error) wc_status); siw_wqe_put_mem(wqe, SIW_OP_READ); - if (!error) + if (!error) { rv = siw_check_tx_fence(qp); - else - /* Disable current ORQ eleement */ - WRITE_ONCE(orq_get_current(qp)->flags, 0); + } else { + /* Disable current ORQ element */ + if (qp->attrs.orq_size) + WRITE_ONCE(orq_get_current(qp)->flags, 0); + } break; case RDMAP_RDMA_READ_REQ: diff --git a/drivers/infiniband/sw/siw/siw_qp_tx.c b/drivers/infiniband/sw/siw/siw_qp_tx.c index d19d8325588b..7989c4043db4 100644 --- a/drivers/infiniband/sw/siw/siw_qp_tx.c +++ b/drivers/infiniband/sw/siw/siw_qp_tx.c @@ -1107,8 +1107,8 @@ next_wqe: /* * RREQ may have already been completed by inbound RRESP! */ - if (tx_type == SIW_OP_READ || - tx_type == SIW_OP_READ_LOCAL_INV) { + if ((tx_type == SIW_OP_READ || + tx_type == SIW_OP_READ_LOCAL_INV) && qp->attrs.orq_size) { /* Cleanup pending entry in ORQ */ qp->orq_put--; qp->orq[qp->orq_put % qp->attrs.orq_size].flags = 0; diff --git a/drivers/infiniband/sw/siw/siw_verbs.c b/drivers/infiniband/sw/siw/siw_verbs.c index 7cf3242ffb41..fb25e8011f5a 100644 --- a/drivers/infiniband/sw/siw/siw_verbs.c +++ b/drivers/infiniband/sw/siw/siw_verbs.c @@ -362,13 +362,23 @@ struct ib_qp *siw_create_qp(struct ib_pd *pd, if (rv) goto err_out; + num_sqe = attrs->cap.max_send_wr; + num_rqe = attrs->cap.max_recv_wr; + /* All queue indices are derived from modulo operations * on a free running 'get' (consumer) and 'put' (producer) * unsigned counter. Having queue sizes at power of two * avoids handling counter wrap around. */ - num_sqe = roundup_pow_of_two(attrs->cap.max_send_wr); - num_rqe = roundup_pow_of_two(attrs->cap.max_recv_wr); + if (num_sqe) + num_sqe = roundup_pow_of_two(num_sqe); + else { + /* Zero sized SQ is not supported */ + rv = -EINVAL; + goto err_out; + } + if (num_rqe) + num_rqe = roundup_pow_of_two(num_rqe); if (udata) qp->sendq = vmalloc_user(num_sqe * sizeof(struct siw_sqe)); @@ -376,7 +386,6 @@ struct ib_qp *siw_create_qp(struct ib_pd *pd, qp->sendq = vzalloc(num_sqe * sizeof(struct siw_sqe)); if (qp->sendq == NULL) { - siw_dbg(base_dev, "SQ size %d alloc failed\n", num_sqe); rv = -ENOMEM; goto err_out_xa; } @@ -410,7 +419,6 @@ struct ib_qp *siw_create_qp(struct ib_pd *pd, qp->recvq = vzalloc(num_rqe * sizeof(struct siw_rqe)); if (qp->recvq == NULL) { - siw_dbg(base_dev, "RQ size %d alloc failed\n", num_rqe); rv = -ENOMEM; goto err_out_xa; } @@ -960,9 +968,9 @@ int siw_post_receive(struct ib_qp *base_qp, const struct ib_recv_wr *wr, unsigned long flags; int rv = 0; - if (qp->srq) { + if (qp->srq || qp->attrs.rq_size == 0) { *bad_wr = wr; - return -EOPNOTSUPP; /* what else from errno.h? */ + return -EINVAL; } if (!rdma_is_kernel_res(&qp->base_qp.res)) { siw_dbg_qp(qp, "no kernel post_recv for user mapped rq\n"); diff --git a/drivers/infiniband/ulp/rtrs/rtrs-clt-sysfs.c b/drivers/infiniband/ulp/rtrs/rtrs-clt-sysfs.c index ac4c49cbf153..2ee3806f2df5 100644 --- a/drivers/infiniband/ulp/rtrs/rtrs-clt-sysfs.c +++ b/drivers/infiniband/ulp/rtrs/rtrs-clt-sysfs.c @@ -408,6 +408,7 @@ int rtrs_clt_create_sess_files(struct rtrs_clt_sess *sess) "%s", str); if (err) { pr_err("kobject_init_and_add: %d\n", err); + kobject_put(&sess->kobj); return err; } err = sysfs_create_group(&sess->kobj, &rtrs_clt_sess_attr_group); @@ -419,6 +420,7 @@ int rtrs_clt_create_sess_files(struct rtrs_clt_sess *sess) &sess->kobj, "stats"); if (err) { pr_err("kobject_init_and_add: %d\n", err); + kobject_put(&sess->stats->kobj_stats); goto remove_group; } diff --git a/drivers/infiniband/ulp/rtrs/rtrs-clt.c b/drivers/infiniband/ulp/rtrs/rtrs-clt.c index d54a77ebe118..6eb95e3c4c8a 100644 --- a/drivers/infiniband/ulp/rtrs/rtrs-clt.c +++ b/drivers/infiniband/ulp/rtrs/rtrs-clt.c @@ -31,6 +31,8 @@ */ #define RTRS_RECONNECT_SEED 8 +#define FIRST_CONN 0x01 + MODULE_DESCRIPTION("RDMA Transport Client"); MODULE_LICENSE("GPL"); @@ -500,7 +502,7 @@ static void rtrs_clt_recv_done(struct rtrs_clt_con *con, struct ib_wc *wc) int err; struct rtrs_clt_sess *sess = to_clt_sess(con->c.sess); - WARN_ON(sess->flags != RTRS_MSG_NEW_RKEY_F); + WARN_ON((sess->flags & RTRS_MSG_NEW_RKEY_F) == 0); iu = container_of(wc->wr_cqe, struct rtrs_iu, cqe); err = rtrs_iu_post_recv(&con->c, iu); @@ -520,7 +522,7 @@ static void rtrs_clt_rkey_rsp_done(struct rtrs_clt_con *con, struct ib_wc *wc) u32 buf_id; int err; - WARN_ON(sess->flags != RTRS_MSG_NEW_RKEY_F); + WARN_ON((sess->flags & RTRS_MSG_NEW_RKEY_F) == 0); iu = container_of(wc->wr_cqe, struct rtrs_iu, cqe); @@ -627,12 +629,12 @@ static void rtrs_clt_rdma_done(struct ib_cq *cq, struct ib_wc *wc) } else if (imm_type == RTRS_HB_MSG_IMM) { WARN_ON(con->c.cid); rtrs_send_hb_ack(&sess->s); - if (sess->flags == RTRS_MSG_NEW_RKEY_F) + if (sess->flags & RTRS_MSG_NEW_RKEY_F) return rtrs_clt_recv_done(con, wc); } else if (imm_type == RTRS_HB_ACK_IMM) { WARN_ON(con->c.cid); sess->s.hb_missed_cnt = 0; - if (sess->flags == RTRS_MSG_NEW_RKEY_F) + if (sess->flags & RTRS_MSG_NEW_RKEY_F) return rtrs_clt_recv_done(con, wc); } else { rtrs_wrn(con->c.sess, "Unknown IMM type %u\n", @@ -660,7 +662,7 @@ static void rtrs_clt_rdma_done(struct ib_cq *cq, struct ib_wc *wc) WARN_ON(!(wc->wc_flags & IB_WC_WITH_INVALIDATE || wc->wc_flags & IB_WC_WITH_IMM)); WARN_ON(wc->wr_cqe->done != rtrs_clt_rdma_done); - if (sess->flags == RTRS_MSG_NEW_RKEY_F) { + if (sess->flags & RTRS_MSG_NEW_RKEY_F) { if (wc->wc_flags & IB_WC_WITH_INVALIDATE) return rtrs_clt_recv_done(con, wc); @@ -670,7 +672,6 @@ static void rtrs_clt_rdma_done(struct ib_cq *cq, struct ib_wc *wc) case IB_WC_RDMA_WRITE: /* * post_send() RDMA write completions of IO reqs (read/write) - * and hb */ break; @@ -686,7 +687,7 @@ static int post_recv_io(struct rtrs_clt_con *con, size_t q_size) struct rtrs_clt_sess *sess = to_clt_sess(con->c.sess); for (i = 0; i < q_size; i++) { - if (sess->flags == RTRS_MSG_NEW_RKEY_F) { + if (sess->flags & RTRS_MSG_NEW_RKEY_F) { struct rtrs_iu *iu = &con->rsp_ius[i]; err = rtrs_iu_post_recv(&con->c, iu); @@ -1236,8 +1237,7 @@ static void free_sess_reqs(struct rtrs_clt_sess *sess) if (req->mr) ib_dereg_mr(req->mr); kfree(req->sge); - rtrs_iu_free(req->iu, DMA_TO_DEVICE, - sess->s.dev->ib_dev, 1); + rtrs_iu_free(req->iu, sess->s.dev->ib_dev, 1); } kfree(sess->reqs); sess->reqs = NULL; @@ -1516,7 +1516,7 @@ static void destroy_con(struct rtrs_clt_con *con) static int create_con_cq_qp(struct rtrs_clt_con *con) { struct rtrs_clt_sess *sess = to_clt_sess(con->c.sess); - u16 wr_queue_size; + u32 max_send_wr, max_recv_wr, cq_size; int err, cq_vector; struct rtrs_msg_rkey_rsp *rsp; @@ -1536,7 +1536,8 @@ static int create_con_cq_qp(struct rtrs_clt_con *con) * + 2 for drain and heartbeat * in case qp gets into error state */ - wr_queue_size = SERVICE_CON_QUEUE_DEPTH * 3 + 2; + max_send_wr = SERVICE_CON_QUEUE_DEPTH * 2 + 2; + max_recv_wr = SERVICE_CON_QUEUE_DEPTH * 2 + 2; /* We must be the first here */ if (WARN_ON(sess->s.dev)) return -EINVAL; @@ -1568,25 +1569,29 @@ static int create_con_cq_qp(struct rtrs_clt_con *con) /* Shared between connections */ sess->s.dev_ref++; - wr_queue_size = + max_send_wr = min_t(int, sess->s.dev->ib_dev->attrs.max_qp_wr, /* QD * (REQ + RSP + FR REGS or INVS) + drain */ sess->queue_depth * 3 + 1); + max_recv_wr = + min_t(int, sess->s.dev->ib_dev->attrs.max_qp_wr, + sess->queue_depth * 3 + 1); } /* alloc iu to recv new rkey reply when server reports flags set */ - if (sess->flags == RTRS_MSG_NEW_RKEY_F || con->c.cid == 0) { - con->rsp_ius = rtrs_iu_alloc(wr_queue_size, sizeof(*rsp), + if (sess->flags & RTRS_MSG_NEW_RKEY_F || con->c.cid == 0) { + con->rsp_ius = rtrs_iu_alloc(max_recv_wr, sizeof(*rsp), GFP_KERNEL, sess->s.dev->ib_dev, DMA_FROM_DEVICE, rtrs_clt_rdma_done); if (!con->rsp_ius) return -ENOMEM; - con->queue_size = wr_queue_size; + con->queue_size = max_recv_wr; } + cq_size = max_send_wr + max_recv_wr; cq_vector = con->cpu % sess->s.dev->ib_dev->num_comp_vectors; err = rtrs_cq_qp_create(&sess->s, &con->c, sess->max_send_sge, - cq_vector, wr_queue_size, wr_queue_size, - IB_POLL_SOFTIRQ); + cq_vector, cq_size, max_send_wr, + max_recv_wr, IB_POLL_SOFTIRQ); /* * In case of error we do not bother to clean previous allocations, * since destroy_con_cq_qp() must be called. @@ -1605,8 +1610,7 @@ static void destroy_con_cq_qp(struct rtrs_clt_con *con) rtrs_cq_qp_destroy(&con->c); if (con->rsp_ius) { - rtrs_iu_free(con->rsp_ius, DMA_FROM_DEVICE, - sess->s.dev->ib_dev, con->queue_size); + rtrs_iu_free(con->rsp_ius, sess->s.dev->ib_dev, con->queue_size); con->rsp_ius = NULL; con->queue_size = 0; } @@ -1669,6 +1673,7 @@ static int rtrs_rdma_route_resolved(struct rtrs_clt_con *con) .cid_num = cpu_to_le16(sess->s.con_num), .recon_cnt = cpu_to_le16(sess->s.recon_cnt), }; + msg.first_conn = sess->for_new_clt ? FIRST_CONN : 0; uuid_copy(&msg.sess_uuid, &sess->s.uuid); uuid_copy(&msg.paths_uuid, &clt->paths_uuid); @@ -1754,6 +1759,8 @@ static int rtrs_rdma_conn_established(struct rtrs_clt_con *con, scnprintf(sess->hca_name, sizeof(sess->hca_name), sess->s.dev->ib_dev->name); sess->s.src_addr = con->c.cm_id->route.addr.src_addr; + /* set for_new_clt, to allow future reconnect on any path */ + sess->for_new_clt = 1; } return 0; @@ -2243,7 +2250,7 @@ static void rtrs_clt_info_req_done(struct ib_cq *cq, struct ib_wc *wc) struct rtrs_iu *iu; iu = container_of(wc->wr_cqe, struct rtrs_iu, cqe); - rtrs_iu_free(iu, DMA_TO_DEVICE, sess->s.dev->ib_dev, 1); + rtrs_iu_free(iu, sess->s.dev->ib_dev, 1); if (unlikely(wc->status != IB_WC_SUCCESS)) { rtrs_err(sess->clt, "Sess info request send failed: %s\n", @@ -2372,7 +2379,7 @@ static void rtrs_clt_info_rsp_done(struct ib_cq *cq, struct ib_wc *wc) out: rtrs_clt_update_wc_stats(con); - rtrs_iu_free(iu, DMA_FROM_DEVICE, sess->s.dev->ib_dev, 1); + rtrs_iu_free(iu, sess->s.dev->ib_dev, 1); rtrs_clt_change_state(sess, state); } @@ -2434,9 +2441,9 @@ static int rtrs_send_sess_info(struct rtrs_clt_sess *sess) out: if (tx_iu) - rtrs_iu_free(tx_iu, DMA_TO_DEVICE, sess->s.dev->ib_dev, 1); + rtrs_iu_free(tx_iu, sess->s.dev->ib_dev, 1); if (rx_iu) - rtrs_iu_free(rx_iu, DMA_FROM_DEVICE, sess->s.dev->ib_dev, 1); + rtrs_iu_free(rx_iu, sess->s.dev->ib_dev, 1); if (unlikely(err)) /* If we've never taken async path because of malloc problems */ rtrs_clt_change_state(sess, RTRS_CLT_CONNECTING_ERR); @@ -2571,11 +2578,8 @@ static struct rtrs_clt *alloc_clt(const char *sessname, size_t paths_num, clt->dev.class = rtrs_clt_dev_class; clt->dev.release = rtrs_clt_dev_release; err = dev_set_name(&clt->dev, "%s", sessname); - if (err) { - free_percpu(clt->pcpu_path); - kfree(clt); - return ERR_PTR(err); - } + if (err) + goto err; /* * Suppress user space notification until * sysfs files are created @@ -2583,29 +2587,31 @@ static struct rtrs_clt *alloc_clt(const char *sessname, size_t paths_num, dev_set_uevent_suppress(&clt->dev, true); err = device_register(&clt->dev); if (err) { - free_percpu(clt->pcpu_path); put_device(&clt->dev); - return ERR_PTR(err); + goto err; } clt->kobj_paths = kobject_create_and_add("paths", &clt->dev.kobj); if (!clt->kobj_paths) { - free_percpu(clt->pcpu_path); - device_unregister(&clt->dev); - return NULL; + err = -ENOMEM; + goto err_dev; } err = rtrs_clt_create_sysfs_root_files(clt); if (err) { - free_percpu(clt->pcpu_path); kobject_del(clt->kobj_paths); kobject_put(clt->kobj_paths); - device_unregister(&clt->dev); - return ERR_PTR(err); + goto err_dev; } dev_set_uevent_suppress(&clt->dev, false); kobject_uevent(&clt->dev.kobj, KOBJ_ADD); return clt; +err_dev: + device_unregister(&clt->dev); +err: + free_percpu(clt->pcpu_path); + kfree(clt); + return ERR_PTR(err); } static void wait_for_inflight_permits(struct rtrs_clt *clt) @@ -2678,6 +2684,8 @@ struct rtrs_clt *rtrs_clt_open(struct rtrs_clt_ops *ops, err = PTR_ERR(sess); goto close_all_sess; } + if (!i) + sess->for_new_clt = 1; list_add_tail_rcu(&sess->s.entry, &clt->paths_list); err = init_sess(sess); diff --git a/drivers/infiniband/ulp/rtrs/rtrs-clt.h b/drivers/infiniband/ulp/rtrs/rtrs-clt.h index 167acd3c90fc..22da5d50c22c 100644 --- a/drivers/infiniband/ulp/rtrs/rtrs-clt.h +++ b/drivers/infiniband/ulp/rtrs/rtrs-clt.h @@ -142,6 +142,7 @@ struct rtrs_clt_sess { int max_send_sge; u32 flags; struct kobject kobj; + u8 for_new_clt; struct rtrs_clt_stats *stats; /* cache hca_port and hca_name to display in sysfs */ u8 hca_port; diff --git a/drivers/infiniband/ulp/rtrs/rtrs-pri.h b/drivers/infiniband/ulp/rtrs/rtrs-pri.h index b8e43dc4d95a..8caad0a2322b 100644 --- a/drivers/infiniband/ulp/rtrs/rtrs-pri.h +++ b/drivers/infiniband/ulp/rtrs/rtrs-pri.h @@ -188,7 +188,9 @@ struct rtrs_msg_conn_req { __le16 recon_cnt; uuid_t sess_uuid; uuid_t paths_uuid; - u8 reserved[12]; + u8 first_conn : 1; + u8 reserved_bits : 7; + u8 reserved[11]; }; /** @@ -287,8 +289,7 @@ struct rtrs_msg_rdma_hdr { struct rtrs_iu *rtrs_iu_alloc(u32 queue_size, size_t size, gfp_t t, struct ib_device *dev, enum dma_data_direction, void (*done)(struct ib_cq *cq, struct ib_wc *wc)); -void rtrs_iu_free(struct rtrs_iu *iu, enum dma_data_direction dir, - struct ib_device *dev, u32 queue_size); +void rtrs_iu_free(struct rtrs_iu *iu, struct ib_device *dev, u32 queue_size); int rtrs_iu_post_recv(struct rtrs_con *con, struct rtrs_iu *iu); int rtrs_iu_post_send(struct rtrs_con *con, struct rtrs_iu *iu, size_t size, struct ib_send_wr *head); @@ -304,8 +305,9 @@ int rtrs_post_rdma_write_imm_empty(struct rtrs_con *con, struct ib_cqe *cqe, struct ib_send_wr *head); int rtrs_cq_qp_create(struct rtrs_sess *rtrs_sess, struct rtrs_con *con, - u32 max_send_sge, int cq_vector, u16 cq_size, - u16 wr_queue_size, enum ib_poll_context poll_ctx); + u32 max_send_sge, int cq_vector, int cq_size, + u32 max_send_wr, u32 max_recv_wr, + enum ib_poll_context poll_ctx); void rtrs_cq_qp_destroy(struct rtrs_con *con); void rtrs_init_hb(struct rtrs_sess *sess, struct ib_cqe *cqe, diff --git a/drivers/infiniband/ulp/rtrs/rtrs-srv-sysfs.c b/drivers/infiniband/ulp/rtrs/rtrs-srv-sysfs.c index 07fbb063555d..39708ab4f26e 100644 --- a/drivers/infiniband/ulp/rtrs/rtrs-srv-sysfs.c +++ b/drivers/infiniband/ulp/rtrs/rtrs-srv-sysfs.c @@ -53,6 +53,8 @@ static ssize_t rtrs_srv_disconnect_store(struct kobject *kobj, sockaddr_to_str((struct sockaddr *)&sess->s.dst_addr, str, sizeof(str)); rtrs_info(s, "disconnect for path %s requested\n", str); + /* first remove sysfs itself to avoid deadlock */ + sysfs_remove_file_self(&sess->kobj, &attr->attr); close_sess(sess); return count; @@ -184,6 +186,7 @@ static int rtrs_srv_create_once_sysfs_root_folders(struct rtrs_srv_sess *sess) err = -ENOMEM; pr_err("kobject_create_and_add(): %d\n", err); device_del(&srv->dev); + put_device(&srv->dev); goto unlock; } dev_set_uevent_suppress(&srv->dev, false); @@ -209,6 +212,7 @@ rtrs_srv_destroy_once_sysfs_root_folders(struct rtrs_srv_sess *sess) kobject_put(srv->kobj_paths); mutex_unlock(&srv->paths_mutex); device_del(&srv->dev); + put_device(&srv->dev); } else { mutex_unlock(&srv->paths_mutex); } @@ -237,6 +241,7 @@ static int rtrs_srv_create_stats_files(struct rtrs_srv_sess *sess) &sess->kobj, "stats"); if (err) { rtrs_err(s, "kobject_init_and_add(): %d\n", err); + kobject_put(&sess->stats->kobj_stats); return err; } err = sysfs_create_group(&sess->stats->kobj_stats, @@ -293,8 +298,8 @@ remove_group: sysfs_remove_group(&sess->kobj, &rtrs_srv_sess_attr_group); put_kobj: kobject_del(&sess->kobj); - kobject_put(&sess->kobj); destroy_root: + kobject_put(&sess->kobj); rtrs_srv_destroy_once_sysfs_root_folders(sess); return err; @@ -305,7 +310,7 @@ void rtrs_srv_destroy_sess_files(struct rtrs_srv_sess *sess) if (sess->kobj.state_in_sysfs) { kobject_del(&sess->stats->kobj_stats); kobject_put(&sess->stats->kobj_stats); - kobject_del(&sess->kobj); + sysfs_remove_group(&sess->kobj, &rtrs_srv_sess_attr_group); kobject_put(&sess->kobj); rtrs_srv_destroy_once_sysfs_root_folders(sess); diff --git a/drivers/infiniband/ulp/rtrs/rtrs-srv.c b/drivers/infiniband/ulp/rtrs/rtrs-srv.c index 1cb778aff3c5..43806180f85e 100644 --- a/drivers/infiniband/ulp/rtrs/rtrs-srv.c +++ b/drivers/infiniband/ulp/rtrs/rtrs-srv.c @@ -232,7 +232,8 @@ static int rdma_write_sg(struct rtrs_srv_op *id) dma_addr_t dma_addr = sess->dma_addr[id->msg_id]; struct rtrs_srv_mr *srv_mr; struct rtrs_srv *srv = sess->srv; - struct ib_send_wr inv_wr, imm_wr; + struct ib_send_wr inv_wr; + struct ib_rdma_wr imm_wr; struct ib_rdma_wr *wr = NULL; enum ib_send_flags flags; size_t sg_cnt; @@ -277,21 +278,22 @@ static int rdma_write_sg(struct rtrs_srv_op *id) WARN_ON_ONCE(rkey != wr->rkey); wr->wr.opcode = IB_WR_RDMA_WRITE; + wr->wr.wr_cqe = &io_comp_cqe; wr->wr.ex.imm_data = 0; wr->wr.send_flags = 0; if (need_inval && always_invalidate) { wr->wr.next = &rwr.wr; rwr.wr.next = &inv_wr; - inv_wr.next = &imm_wr; + inv_wr.next = &imm_wr.wr; } else if (always_invalidate) { wr->wr.next = &rwr.wr; - rwr.wr.next = &imm_wr; + rwr.wr.next = &imm_wr.wr; } else if (need_inval) { wr->wr.next = &inv_wr; - inv_wr.next = &imm_wr; + inv_wr.next = &imm_wr.wr; } else { - wr->wr.next = &imm_wr; + wr->wr.next = &imm_wr.wr; } /* * From time to time we have to post signaled sends, @@ -304,16 +306,18 @@ static int rdma_write_sg(struct rtrs_srv_op *id) inv_wr.sg_list = NULL; inv_wr.num_sge = 0; inv_wr.opcode = IB_WR_SEND_WITH_INV; + inv_wr.wr_cqe = &io_comp_cqe; inv_wr.send_flags = 0; inv_wr.ex.invalidate_rkey = rkey; } - imm_wr.next = NULL; + imm_wr.wr.next = NULL; if (always_invalidate) { struct rtrs_msg_rkey_rsp *msg; srv_mr = &sess->mrs[id->msg_id]; rwr.wr.opcode = IB_WR_REG_MR; + rwr.wr.wr_cqe = &local_reg_cqe; rwr.wr.num_sge = 0; rwr.mr = srv_mr->mr; rwr.wr.send_flags = 0; @@ -328,22 +332,22 @@ static int rdma_write_sg(struct rtrs_srv_op *id) list.addr = srv_mr->iu->dma_addr; list.length = sizeof(*msg); list.lkey = sess->s.dev->ib_pd->local_dma_lkey; - imm_wr.sg_list = &list; - imm_wr.num_sge = 1; - imm_wr.opcode = IB_WR_SEND_WITH_IMM; + imm_wr.wr.sg_list = &list; + imm_wr.wr.num_sge = 1; + imm_wr.wr.opcode = IB_WR_SEND_WITH_IMM; ib_dma_sync_single_for_device(sess->s.dev->ib_dev, srv_mr->iu->dma_addr, srv_mr->iu->size, DMA_TO_DEVICE); } else { - imm_wr.sg_list = NULL; - imm_wr.num_sge = 0; - imm_wr.opcode = IB_WR_RDMA_WRITE_WITH_IMM; + imm_wr.wr.sg_list = NULL; + imm_wr.wr.num_sge = 0; + imm_wr.wr.opcode = IB_WR_RDMA_WRITE_WITH_IMM; } - imm_wr.send_flags = flags; - imm_wr.ex.imm_data = cpu_to_be32(rtrs_to_io_rsp_imm(id->msg_id, + imm_wr.wr.send_flags = flags; + imm_wr.wr.ex.imm_data = cpu_to_be32(rtrs_to_io_rsp_imm(id->msg_id, 0, need_inval)); - imm_wr.wr_cqe = &io_comp_cqe; + imm_wr.wr.wr_cqe = &io_comp_cqe; ib_dma_sync_single_for_device(sess->s.dev->ib_dev, dma_addr, offset, DMA_BIDIRECTIONAL); @@ -370,7 +374,8 @@ static int send_io_resp_imm(struct rtrs_srv_con *con, struct rtrs_srv_op *id, { struct rtrs_sess *s = con->c.sess; struct rtrs_srv_sess *sess = to_srv_sess(s); - struct ib_send_wr inv_wr, imm_wr, *wr = NULL; + struct ib_send_wr inv_wr, *wr = NULL; + struct ib_rdma_wr imm_wr; struct ib_reg_wr rwr; struct rtrs_srv *srv = sess->srv; struct rtrs_srv_mr *srv_mr; @@ -389,6 +394,7 @@ static int send_io_resp_imm(struct rtrs_srv_con *con, struct rtrs_srv_op *id, if (need_inval) { if (likely(sg_cnt)) { + inv_wr.wr_cqe = &io_comp_cqe; inv_wr.sg_list = NULL; inv_wr.num_sge = 0; inv_wr.opcode = IB_WR_SEND_WITH_INV; @@ -406,15 +412,15 @@ static int send_io_resp_imm(struct rtrs_srv_con *con, struct rtrs_srv_op *id, if (need_inval && always_invalidate) { wr = &inv_wr; inv_wr.next = &rwr.wr; - rwr.wr.next = &imm_wr; + rwr.wr.next = &imm_wr.wr; } else if (always_invalidate) { wr = &rwr.wr; - rwr.wr.next = &imm_wr; + rwr.wr.next = &imm_wr.wr; } else if (need_inval) { wr = &inv_wr; - inv_wr.next = &imm_wr; + inv_wr.next = &imm_wr.wr; } else { - wr = &imm_wr; + wr = &imm_wr.wr; } /* * From time to time we have to post signalled sends, @@ -423,14 +429,15 @@ static int send_io_resp_imm(struct rtrs_srv_con *con, struct rtrs_srv_op *id, flags = (atomic_inc_return(&con->wr_cnt) % srv->queue_depth) ? 0 : IB_SEND_SIGNALED; imm = rtrs_to_io_rsp_imm(id->msg_id, errno, need_inval); - imm_wr.next = NULL; + imm_wr.wr.next = NULL; if (always_invalidate) { struct ib_sge list; struct rtrs_msg_rkey_rsp *msg; srv_mr = &sess->mrs[id->msg_id]; - rwr.wr.next = &imm_wr; + rwr.wr.next = &imm_wr.wr; rwr.wr.opcode = IB_WR_REG_MR; + rwr.wr.wr_cqe = &local_reg_cqe; rwr.wr.num_sge = 0; rwr.wr.send_flags = 0; rwr.mr = srv_mr->mr; @@ -445,21 +452,21 @@ static int send_io_resp_imm(struct rtrs_srv_con *con, struct rtrs_srv_op *id, list.addr = srv_mr->iu->dma_addr; list.length = sizeof(*msg); list.lkey = sess->s.dev->ib_pd->local_dma_lkey; - imm_wr.sg_list = &list; - imm_wr.num_sge = 1; - imm_wr.opcode = IB_WR_SEND_WITH_IMM; + imm_wr.wr.sg_list = &list; + imm_wr.wr.num_sge = 1; + imm_wr.wr.opcode = IB_WR_SEND_WITH_IMM; ib_dma_sync_single_for_device(sess->s.dev->ib_dev, srv_mr->iu->dma_addr, srv_mr->iu->size, DMA_TO_DEVICE); } else { - imm_wr.sg_list = NULL; - imm_wr.num_sge = 0; - imm_wr.opcode = IB_WR_RDMA_WRITE_WITH_IMM; + imm_wr.wr.sg_list = NULL; + imm_wr.wr.num_sge = 0; + imm_wr.wr.opcode = IB_WR_RDMA_WRITE_WITH_IMM; } - imm_wr.send_flags = flags; - imm_wr.wr_cqe = &io_comp_cqe; + imm_wr.wr.send_flags = flags; + imm_wr.wr.wr_cqe = &io_comp_cqe; - imm_wr.ex.imm_data = cpu_to_be32(imm); + imm_wr.wr.ex.imm_data = cpu_to_be32(imm); err = ib_post_send(id->con->c.qp, wr, NULL); if (unlikely(err)) @@ -577,8 +584,7 @@ static void unmap_cont_bufs(struct rtrs_srv_sess *sess) struct rtrs_srv_mr *srv_mr; srv_mr = &sess->mrs[i]; - rtrs_iu_free(srv_mr->iu, DMA_TO_DEVICE, - sess->s.dev->ib_dev, 1); + rtrs_iu_free(srv_mr->iu, sess->s.dev->ib_dev, 1); ib_dereg_mr(srv_mr->mr); ib_dma_unmap_sg(sess->s.dev->ib_dev, srv_mr->sgt.sgl, srv_mr->sgt.nents, DMA_BIDIRECTIONAL); @@ -665,7 +671,7 @@ static int map_cont_bufs(struct rtrs_srv_sess *sess) if (!srv_mr->iu) { err = -ENOMEM; rtrs_err(ss, "rtrs_iu_alloc(), err: %d\n", err); - goto free_iu; + goto dereg_mr; } } /* Eventually dma addr for each chunk can be cached */ @@ -681,9 +687,7 @@ err: srv_mr = &sess->mrs[mri]; sgt = &srv_mr->sgt; mr = srv_mr->mr; -free_iu: - rtrs_iu_free(srv_mr->iu, DMA_TO_DEVICE, - sess->s.dev->ib_dev, 1); + rtrs_iu_free(srv_mr->iu, sess->s.dev->ib_dev, 1); dereg_mr: ib_dereg_mr(mr); unmap_sg: @@ -735,7 +739,7 @@ static void rtrs_srv_info_rsp_done(struct ib_cq *cq, struct ib_wc *wc) struct rtrs_iu *iu; iu = container_of(wc->wr_cqe, struct rtrs_iu, cqe); - rtrs_iu_free(iu, DMA_TO_DEVICE, sess->s.dev->ib_dev, 1); + rtrs_iu_free(iu, sess->s.dev->ib_dev, 1); if (unlikely(wc->status != IB_WC_SUCCESS)) { rtrs_err(s, "Sess info response send failed: %s\n", @@ -829,7 +833,7 @@ static int process_info_req(struct rtrs_srv_con *con, rwr[mri].wr.opcode = IB_WR_REG_MR; rwr[mri].wr.wr_cqe = &local_reg_cqe; rwr[mri].wr.num_sge = 0; - rwr[mri].wr.send_flags = mri ? 0 : IB_SEND_SIGNALED; + rwr[mri].wr.send_flags = 0; rwr[mri].mr = mr; rwr[mri].key = mr->rkey; rwr[mri].access = (IB_ACCESS_LOCAL_WRITE | @@ -861,7 +865,7 @@ static int process_info_req(struct rtrs_srv_con *con, if (unlikely(err)) { rtrs_err(s, "rtrs_iu_post_send(), err: %d\n", err); iu_free: - rtrs_iu_free(tx_iu, DMA_TO_DEVICE, sess->s.dev->ib_dev, 1); + rtrs_iu_free(tx_iu, sess->s.dev->ib_dev, 1); } rwr_free: kfree(rwr); @@ -906,7 +910,7 @@ static void rtrs_srv_info_req_done(struct ib_cq *cq, struct ib_wc *wc) goto close; out: - rtrs_iu_free(iu, DMA_FROM_DEVICE, sess->s.dev->ib_dev, 1); + rtrs_iu_free(iu, sess->s.dev->ib_dev, 1); return; close: close_sess(sess); @@ -929,7 +933,7 @@ static int post_recv_info_req(struct rtrs_srv_con *con) err = rtrs_iu_post_recv(&con->c, rx_iu); if (unlikely(err)) { rtrs_err(s, "rtrs_iu_post_recv(), err: %d\n", err); - rtrs_iu_free(rx_iu, DMA_FROM_DEVICE, sess->s.dev->ib_dev, 1); + rtrs_iu_free(rx_iu, sess->s.dev->ib_dev, 1); return err; } @@ -1253,7 +1257,6 @@ static void rtrs_srv_rdma_done(struct ib_cq *cq, struct ib_wc *wc) case IB_WC_SEND: /* * post_send() RDMA write completions of IO reqs (read/write) - * and hb */ atomic_add(srv->queue_depth, &con->sq_wr_avail); @@ -1343,7 +1346,8 @@ static void free_srv(struct rtrs_srv *srv) } static struct rtrs_srv *get_or_create_srv(struct rtrs_srv_ctx *ctx, - const uuid_t *paths_uuid) + const uuid_t *paths_uuid, + bool first_conn) { struct rtrs_srv *srv; int i; @@ -1356,13 +1360,18 @@ static struct rtrs_srv *get_or_create_srv(struct rtrs_srv_ctx *ctx, return srv; } } + mutex_unlock(&ctx->srv_mutex); + /* + * If this request is not the first connection request from the + * client for this session then fail and return error. + */ + if (!first_conn) + return ERR_PTR(-ENXIO); /* need to allocate a new srv */ srv = kzalloc(sizeof(*srv), GFP_KERNEL); - if (!srv) { - mutex_unlock(&ctx->srv_mutex); - return NULL; - } + if (!srv) + return ERR_PTR(-ENOMEM); INIT_LIST_HEAD(&srv->paths_list); mutex_init(&srv->paths_mutex); @@ -1372,8 +1381,6 @@ static struct rtrs_srv *get_or_create_srv(struct rtrs_srv_ctx *ctx, srv->ctx = ctx; device_initialize(&srv->dev); srv->dev.release = rtrs_srv_dev_release; - list_add(&srv->ctx_list, &ctx->srv_list); - mutex_unlock(&ctx->srv_mutex); srv->chunks = kcalloc(srv->queue_depth, sizeof(*srv->chunks), GFP_KERNEL); @@ -1386,6 +1393,9 @@ static struct rtrs_srv *get_or_create_srv(struct rtrs_srv_ctx *ctx, goto err_free_chunks; } refcount_set(&srv->refcount, 1); + mutex_lock(&ctx->srv_mutex); + list_add(&srv->ctx_list, &ctx->srv_list); + mutex_unlock(&ctx->srv_mutex); return srv; @@ -1396,7 +1406,7 @@ err_free_chunks: err_free_srv: kfree(srv); - return NULL; + return ERR_PTR(-ENOMEM); } static void put_srv(struct rtrs_srv *srv) @@ -1476,10 +1486,12 @@ static bool __is_path_w_addr_exists(struct rtrs_srv *srv, static void free_sess(struct rtrs_srv_sess *sess) { - if (sess->kobj.state_in_sysfs) + if (sess->kobj.state_in_sysfs) { + kobject_del(&sess->kobj); kobject_put(&sess->kobj); - else + } else { kfree(sess); + } } static void rtrs_srv_close_work(struct work_struct *work) @@ -1601,7 +1613,7 @@ static int create_con(struct rtrs_srv_sess *sess, struct rtrs_sess *s = &sess->s; struct rtrs_srv_con *con; - u16 cq_size, wr_queue_size; + u32 cq_size, wr_queue_size; int err, cq_vector; con = kzalloc(sizeof(*con), GFP_KERNEL); @@ -1615,7 +1627,7 @@ static int create_con(struct rtrs_srv_sess *sess, con->c.cm_id = cm_id; con->c.sess = &sess->s; con->c.cid = cid; - atomic_set(&con->wr_cnt, 0); + atomic_set(&con->wr_cnt, 1); if (con->c.cid == 0) { /* @@ -1645,7 +1657,8 @@ static int create_con(struct rtrs_srv_sess *sess, /* TODO: SOFTIRQ can be faster, but be careful with softirq context */ err = rtrs_cq_qp_create(&sess->s, &con->c, 1, cq_vector, cq_size, - wr_queue_size, IB_POLL_WORKQUEUE); + wr_queue_size, wr_queue_size, + IB_POLL_WORKQUEUE); if (err) { rtrs_err(s, "rtrs_cq_qp_create(), err: %d\n", err); goto free_con; @@ -1796,13 +1809,9 @@ static int rtrs_rdma_connect(struct rdma_cm_id *cm_id, goto reject_w_econnreset; } recon_cnt = le16_to_cpu(msg->recon_cnt); - srv = get_or_create_srv(ctx, &msg->paths_uuid); - /* - * "refcount == 0" happens if a previous thread calls get_or_create_srv - * allocate srv, but chunks of srv are not allocated yet. - */ - if (!srv || refcount_read(&srv->refcount) == 0) { - err = -ENOMEM; + srv = get_or_create_srv(ctx, &msg->paths_uuid, msg->first_conn); + if (IS_ERR(srv)) { + err = PTR_ERR(srv); goto reject_w_err; } mutex_lock(&srv->paths_mutex); @@ -1877,8 +1886,8 @@ reject_w_econnreset: return rtrs_rdma_do_reject(cm_id, -ECONNRESET); close_and_return_err: - close_sess(sess); mutex_unlock(&srv->paths_mutex); + close_sess(sess); return err; } diff --git a/drivers/infiniband/ulp/rtrs/rtrs.c b/drivers/infiniband/ulp/rtrs/rtrs.c index ff1093d6e4bc..d13aff0aa816 100644 --- a/drivers/infiniband/ulp/rtrs/rtrs.c +++ b/drivers/infiniband/ulp/rtrs/rtrs.c @@ -31,6 +31,7 @@ struct rtrs_iu *rtrs_iu_alloc(u32 queue_size, size_t size, gfp_t gfp_mask, return NULL; for (i = 0; i < queue_size; i++) { iu = &ius[i]; + iu->direction = dir; iu->buf = kzalloc(size, gfp_mask); if (!iu->buf) goto err; @@ -41,17 +42,15 @@ struct rtrs_iu *rtrs_iu_alloc(u32 queue_size, size_t size, gfp_t gfp_mask, iu->cqe.done = done; iu->size = size; - iu->direction = dir; } return ius; err: - rtrs_iu_free(ius, dir, dma_dev, i); + rtrs_iu_free(ius, dma_dev, i); return NULL; } EXPORT_SYMBOL_GPL(rtrs_iu_alloc); -void rtrs_iu_free(struct rtrs_iu *ius, enum dma_data_direction dir, - struct ib_device *ibdev, u32 queue_size) +void rtrs_iu_free(struct rtrs_iu *ius, struct ib_device *ibdev, u32 queue_size) { struct rtrs_iu *iu; int i; @@ -61,7 +60,7 @@ void rtrs_iu_free(struct rtrs_iu *ius, enum dma_data_direction dir, for (i = 0; i < queue_size; i++) { iu = &ius[i]; - ib_dma_unmap_single(ibdev, iu->dma_addr, iu->size, dir); + ib_dma_unmap_single(ibdev, iu->dma_addr, iu->size, iu->direction); kfree(iu->buf); } kfree(ius); @@ -105,6 +104,22 @@ int rtrs_post_recv_empty(struct rtrs_con *con, struct ib_cqe *cqe) } EXPORT_SYMBOL_GPL(rtrs_post_recv_empty); +static int rtrs_post_send(struct ib_qp *qp, struct ib_send_wr *head, + struct ib_send_wr *wr) +{ + if (head) { + struct ib_send_wr *tail = head; + + while (tail->next) + tail = tail->next; + tail->next = wr; + } else { + head = wr; + } + + return ib_post_send(qp, head, NULL); +} + int rtrs_iu_post_send(struct rtrs_con *con, struct rtrs_iu *iu, size_t size, struct ib_send_wr *head) { @@ -127,17 +142,7 @@ int rtrs_iu_post_send(struct rtrs_con *con, struct rtrs_iu *iu, size_t size, .send_flags = IB_SEND_SIGNALED, }; - if (head) { - struct ib_send_wr *tail = head; - - while (tail->next) - tail = tail->next; - tail->next = ≀ - } else { - head = ≀ - } - - return ib_post_send(con->qp, head, NULL); + return rtrs_post_send(con->qp, head, &wr); } EXPORT_SYMBOL_GPL(rtrs_iu_post_send); @@ -169,17 +174,7 @@ int rtrs_iu_post_rdma_write_imm(struct rtrs_con *con, struct rtrs_iu *iu, if (WARN_ON(sge[i].length == 0)) return -EINVAL; - if (head) { - struct ib_send_wr *tail = head; - - while (tail->next) - tail = tail->next; - tail->next = &wr.wr; - } else { - head = &wr.wr; - } - - return ib_post_send(con->qp, head, NULL); + return rtrs_post_send(con->qp, head, &wr.wr); } EXPORT_SYMBOL_GPL(rtrs_iu_post_rdma_write_imm); @@ -187,26 +182,16 @@ int rtrs_post_rdma_write_imm_empty(struct rtrs_con *con, struct ib_cqe *cqe, u32 imm_data, enum ib_send_flags flags, struct ib_send_wr *head) { - struct ib_send_wr wr; + struct ib_rdma_wr wr; - wr = (struct ib_send_wr) { - .wr_cqe = cqe, - .send_flags = flags, - .opcode = IB_WR_RDMA_WRITE_WITH_IMM, - .ex.imm_data = cpu_to_be32(imm_data), + wr = (struct ib_rdma_wr) { + .wr.wr_cqe = cqe, + .wr.send_flags = flags, + .wr.opcode = IB_WR_RDMA_WRITE_WITH_IMM, + .wr.ex.imm_data = cpu_to_be32(imm_data), }; - if (head) { - struct ib_send_wr *tail = head; - - while (tail->next) - tail = tail->next; - tail->next = ≀ - } else { - head = ≀ - } - - return ib_post_send(con->qp, head, NULL); + return rtrs_post_send(con->qp, head, &wr.wr); } EXPORT_SYMBOL_GPL(rtrs_post_rdma_write_imm_empty); @@ -246,14 +231,14 @@ static int create_cq(struct rtrs_con *con, int cq_vector, u16 cq_size, } static int create_qp(struct rtrs_con *con, struct ib_pd *pd, - u16 wr_queue_size, u32 max_sge) + u32 max_send_wr, u32 max_recv_wr, u32 max_sge) { struct ib_qp_init_attr init_attr = {NULL}; struct rdma_cm_id *cm_id = con->cm_id; int ret; - init_attr.cap.max_send_wr = wr_queue_size; - init_attr.cap.max_recv_wr = wr_queue_size; + init_attr.cap.max_send_wr = max_send_wr; + init_attr.cap.max_recv_wr = max_recv_wr; init_attr.cap.max_recv_sge = 1; init_attr.event_handler = qp_event_handler; init_attr.qp_context = con; @@ -275,8 +260,9 @@ static int create_qp(struct rtrs_con *con, struct ib_pd *pd, } int rtrs_cq_qp_create(struct rtrs_sess *sess, struct rtrs_con *con, - u32 max_send_sge, int cq_vector, u16 cq_size, - u16 wr_queue_size, enum ib_poll_context poll_ctx) + u32 max_send_sge, int cq_vector, int cq_size, + u32 max_send_wr, u32 max_recv_wr, + enum ib_poll_context poll_ctx) { int err; @@ -284,7 +270,8 @@ int rtrs_cq_qp_create(struct rtrs_sess *sess, struct rtrs_con *con, if (err) return err; - err = create_qp(con, sess->dev->ib_pd, wr_queue_size, max_send_sge); + err = create_qp(con, sess->dev->ib_pd, max_send_wr, max_recv_wr, + max_send_sge); if (err) { ib_free_cq(con->cq); con->cq = NULL; @@ -323,7 +310,7 @@ void rtrs_send_hb_ack(struct rtrs_sess *sess) imm = rtrs_to_imm(RTRS_HB_ACK_IMM, 0); err = rtrs_post_rdma_write_imm_empty(usr_con, sess->hb_cqe, imm, - IB_SEND_SIGNALED, NULL); + 0, NULL); if (err) { sess->hb_err_handler(usr_con); return; @@ -352,7 +339,7 @@ static void hb_work(struct work_struct *work) } imm = rtrs_to_imm(RTRS_HB_MSG_IMM, 0); err = rtrs_post_rdma_write_imm_empty(usr_con, sess->hb_cqe, imm, - IB_SEND_SIGNALED, NULL); + 0, NULL); if (err) { sess->hb_err_handler(usr_con); return; diff --git a/drivers/infiniband/ulp/srp/ib_srp.c b/drivers/infiniband/ulp/srp/ib_srp.c index d8fcd21ab472..a8f85993dab3 100644 --- a/drivers/infiniband/ulp/srp/ib_srp.c +++ b/drivers/infiniband/ulp/srp/ib_srp.c @@ -3624,7 +3624,7 @@ static ssize_t srp_create_target(struct device *dev, struct srp_rdma_ch *ch; struct srp_device *srp_dev = host->srp_dev; struct ib_device *ibdev = srp_dev->dev; - int ret, node_idx, node, cpu, i; + int ret, i, ch_idx; unsigned int max_sectors_per_mr, mr_per_cmd = 0; bool multich = false; uint32_t max_iu_len; @@ -3749,81 +3749,61 @@ static ssize_t srp_create_target(struct device *dev, goto out; ret = -ENOMEM; - if (target->ch_count == 0) + if (target->ch_count == 0) { target->ch_count = - max_t(unsigned int, num_online_nodes(), - min(ch_count ?: - min(4 * num_online_nodes(), - ibdev->num_comp_vectors), - num_online_cpus())); + min(ch_count ?: + max(4 * num_online_nodes(), + ibdev->num_comp_vectors), + num_online_cpus()); + } + target->ch = kcalloc(target->ch_count, sizeof(*target->ch), GFP_KERNEL); if (!target->ch) goto out; - node_idx = 0; - for_each_online_node(node) { - const int ch_start = (node_idx * target->ch_count / - num_online_nodes()); - const int ch_end = ((node_idx + 1) * target->ch_count / - num_online_nodes()); - const int cv_start = node_idx * ibdev->num_comp_vectors / - num_online_nodes(); - const int cv_end = (node_idx + 1) * ibdev->num_comp_vectors / - num_online_nodes(); - int cpu_idx = 0; + for (ch_idx = 0; ch_idx < target->ch_count; ++ch_idx) { + ch = &target->ch[ch_idx]; + ch->target = target; + ch->comp_vector = ch_idx % ibdev->num_comp_vectors; + spin_lock_init(&ch->lock); + INIT_LIST_HEAD(&ch->free_tx); + ret = srp_new_cm_id(ch); + if (ret) + goto err_disconnect; - for_each_online_cpu(cpu) { - if (cpu_to_node(cpu) != node) - continue; - if (ch_start + cpu_idx >= ch_end) - continue; - ch = &target->ch[ch_start + cpu_idx]; - ch->target = target; - ch->comp_vector = cv_start == cv_end ? cv_start : - cv_start + cpu_idx % (cv_end - cv_start); - spin_lock_init(&ch->lock); - INIT_LIST_HEAD(&ch->free_tx); - ret = srp_new_cm_id(ch); - if (ret) - goto err_disconnect; + ret = srp_create_ch_ib(ch); + if (ret) + goto err_disconnect; - ret = srp_create_ch_ib(ch); - if (ret) - goto err_disconnect; + ret = srp_alloc_req_data(ch); + if (ret) + goto err_disconnect; - ret = srp_alloc_req_data(ch); - if (ret) - goto err_disconnect; + ret = srp_connect_ch(ch, max_iu_len, multich); + if (ret) { + char dst[64]; - ret = srp_connect_ch(ch, max_iu_len, multich); - if (ret) { - char dst[64]; - - if (target->using_rdma_cm) - snprintf(dst, sizeof(dst), "%pIS", - &target->rdma_cm.dst); - else - snprintf(dst, sizeof(dst), "%pI6", - target->ib_cm.orig_dgid.raw); - shost_printk(KERN_ERR, target->scsi_host, - PFX "Connection %d/%d to %s failed\n", - ch_start + cpu_idx, - target->ch_count, dst); - if (node_idx == 0 && cpu_idx == 0) { - goto free_ch; - } else { - srp_free_ch_ib(target, ch); - srp_free_req_data(target, ch); - target->ch_count = ch - target->ch; - goto connected; - } + if (target->using_rdma_cm) + snprintf(dst, sizeof(dst), "%pIS", + &target->rdma_cm.dst); + else + snprintf(dst, sizeof(dst), "%pI6", + target->ib_cm.orig_dgid.raw); + shost_printk(KERN_ERR, target->scsi_host, + PFX "Connection %d/%d to %s failed\n", + ch_idx, + target->ch_count, dst); + if (ch_idx == 0) { + goto free_ch; + } else { + srp_free_ch_ib(target, ch); + srp_free_req_data(target, ch); + target->ch_count = ch - target->ch; + goto connected; } - - multich = true; - cpu_idx++; } - node_idx++; + multich = true; } connected: diff --git a/drivers/input/joydev.c b/drivers/input/joydev.c index a2b5fbba2d3b..430dc6975004 100644 --- a/drivers/input/joydev.c +++ b/drivers/input/joydev.c @@ -456,7 +456,7 @@ static int joydev_handle_JSIOCSAXMAP(struct joydev *joydev, if (IS_ERR(abspam)) return PTR_ERR(abspam); - for (i = 0; i < joydev->nabs; i++) { + for (i = 0; i < len && i < joydev->nabs; i++) { if (abspam[i] > ABS_MAX) { retval = -EINVAL; goto out; @@ -480,6 +480,9 @@ static int joydev_handle_JSIOCSBTNMAP(struct joydev *joydev, int i; int retval = 0; + if (len % sizeof(*keypam)) + return -EINVAL; + len = min(len, sizeof(joydev->keypam)); /* Validate the map. */ @@ -487,7 +490,7 @@ static int joydev_handle_JSIOCSBTNMAP(struct joydev *joydev, if (IS_ERR(keypam)) return PTR_ERR(keypam); - for (i = 0; i < joydev->nkey; i++) { + for (i = 0; i < (len / 2) && i < joydev->nkey; i++) { if (keypam[i] > KEY_MAX || keypam[i] < BTN_MISC) { retval = -EINVAL; goto out; diff --git a/drivers/input/joystick/xpad.c b/drivers/input/joystick/xpad.c index 3d004ca76b6e..e5f1e3cf9179 100644 --- a/drivers/input/joystick/xpad.c +++ b/drivers/input/joystick/xpad.c @@ -305,6 +305,7 @@ static const struct xpad_device { { 0x1bad, 0xfd00, "Razer Onza TE", 0, XTYPE_XBOX360 }, { 0x1bad, 0xfd01, "Razer Onza", 0, XTYPE_XBOX360 }, { 0x20d6, 0x2001, "BDA Xbox Series X Wired Controller", 0, XTYPE_XBOXONE }, + { 0x20d6, 0x2009, "PowerA Enhanced Wired Controller for Xbox Series X|S", 0, XTYPE_XBOXONE }, { 0x20d6, 0x281f, "PowerA Wired Controller For Xbox 360", 0, XTYPE_XBOX360 }, { 0x2e24, 0x0652, "Hyperkin Duke X-Box One pad", 0, XTYPE_XBOXONE }, { 0x24c6, 0x5000, "Razer Atrox Arcade Stick", MAP_TRIGGERS_TO_BUTTONS, XTYPE_XBOX360 }, diff --git a/drivers/input/keyboard/applespi.c b/drivers/input/keyboard/applespi.c index 14362ebab9a9..0b46bc014cde 100644 --- a/drivers/input/keyboard/applespi.c +++ b/drivers/input/keyboard/applespi.c @@ -48,6 +48,7 @@ #include #include #include +#include #include #include #include @@ -400,7 +401,7 @@ struct applespi_data { unsigned int cmd_msg_cntr; /* lock to protect the above parameters and flags below */ spinlock_t cmd_msg_lock; - bool cmd_msg_queued; + ktime_t cmd_msg_queued; enum applespi_evt_type cmd_evt_type; struct led_classdev backlight_info; @@ -716,7 +717,7 @@ static void applespi_msg_complete(struct applespi_data *applespi, wake_up_all(&applespi->drain_complete); if (is_write_msg) { - applespi->cmd_msg_queued = false; + applespi->cmd_msg_queued = 0; applespi_send_cmd_msg(applespi); } @@ -758,8 +759,16 @@ static int applespi_send_cmd_msg(struct applespi_data *applespi) return 0; /* check whether send is in progress */ - if (applespi->cmd_msg_queued) - return 0; + if (applespi->cmd_msg_queued) { + if (ktime_ms_delta(ktime_get(), applespi->cmd_msg_queued) < 1000) + return 0; + + dev_warn(&applespi->spi->dev, "Command %d timed out\n", + applespi->cmd_evt_type); + + applespi->cmd_msg_queued = 0; + applespi->write_active = false; + } /* set up packet */ memset(packet, 0, APPLESPI_PACKET_SIZE); @@ -856,7 +865,7 @@ static int applespi_send_cmd_msg(struct applespi_data *applespi) return sts; } - applespi->cmd_msg_queued = true; + applespi->cmd_msg_queued = ktime_get_coarse(); applespi->write_active = true; return 0; @@ -1908,7 +1917,7 @@ static int __maybe_unused applespi_resume(struct device *dev) applespi->drain = false; applespi->have_cl_led_on = false; applespi->have_bl_level = 0; - applespi->cmd_msg_queued = false; + applespi->cmd_msg_queued = 0; applespi->read_active = false; applespi->write_active = false; diff --git a/drivers/input/mouse/elan_i2c.h b/drivers/input/mouse/elan_i2c.h index 36e3cd908671..e12da5b024b0 100644 --- a/drivers/input/mouse/elan_i2c.h +++ b/drivers/input/mouse/elan_i2c.h @@ -28,6 +28,22 @@ #define ETP_FEATURE_REPORT_MK BIT(0) +#define ETP_REPORT_ID 0x5D +#define ETP_TP_REPORT_ID 0x5E +#define ETP_TP_REPORT_ID2 0x5F +#define ETP_REPORT_ID2 0x60 /* High precision report */ + +#define ETP_REPORT_ID_OFFSET 2 +#define ETP_TOUCH_INFO_OFFSET 3 +#define ETP_FINGER_DATA_OFFSET 4 +#define ETP_HOVER_INFO_OFFSET 30 +#define ETP_MK_DATA_OFFSET 33 /* For high precision reports */ + +#define ETP_MAX_REPORT_LEN 39 + +#define ETP_MAX_FINGERS 5 +#define ETP_FINGER_DATA_LEN 5 + /* IAP Firmware handling */ #define ETP_PRODUCT_ID_FORMAT_STRING "%d.0" #define ETP_FW_NAME "elan_i2c_" ETP_PRODUCT_ID_FORMAT_STRING ".bin" diff --git a/drivers/input/mouse/elan_i2c_core.c b/drivers/input/mouse/elan_i2c_core.c index 61ed3f5ca219..11a9ee32c98c 100644 --- a/drivers/input/mouse/elan_i2c_core.c +++ b/drivers/input/mouse/elan_i2c_core.c @@ -47,18 +47,6 @@ #define ETP_FINGER_WIDTH 15 #define ETP_RETRY_COUNT 3 -#define ETP_MAX_FINGERS 5 -#define ETP_FINGER_DATA_LEN 5 -#define ETP_REPORT_ID 0x5D -#define ETP_REPORT_ID2 0x60 /* High precision report */ -#define ETP_TP_REPORT_ID 0x5E -#define ETP_REPORT_ID_OFFSET 2 -#define ETP_TOUCH_INFO_OFFSET 3 -#define ETP_FINGER_DATA_OFFSET 4 -#define ETP_HOVER_INFO_OFFSET 30 -#define ETP_MK_DATA_OFFSET 33 /* For high precision reports */ -#define ETP_MAX_REPORT_LEN 39 - /* The main device structure */ struct elan_tp_data { struct i2c_client *client; @@ -1076,6 +1064,7 @@ static irqreturn_t elan_isr(int irq, void *dev_id) elan_report_absolute(data, report, true); break; case ETP_TP_REPORT_ID: + case ETP_TP_REPORT_ID2: elan_report_trackpoint(data, report); break; default: diff --git a/drivers/input/mouse/elan_i2c_smbus.c b/drivers/input/mouse/elan_i2c_smbus.c index 1820f1cfc1dc..6dc148b9d959 100644 --- a/drivers/input/mouse/elan_i2c_smbus.c +++ b/drivers/input/mouse/elan_i2c_smbus.c @@ -45,6 +45,7 @@ #define ETP_SMBUS_CALIBRATE_QUERY 0xC5 #define ETP_SMBUS_REPORT_LEN 32 +#define ETP_SMBUS_REPORT_LEN2 7 #define ETP_SMBUS_REPORT_OFFSET 2 #define ETP_SMBUS_HELLOPACKET_LEN 5 #define ETP_SMBUS_IAP_PASSWORD 0x1234 @@ -497,10 +498,13 @@ static int elan_smbus_get_report(struct i2c_client *client, return len; } - if (len != ETP_SMBUS_REPORT_LEN) { + if (report[ETP_REPORT_ID_OFFSET] == ETP_TP_REPORT_ID2) + report_len = ETP_SMBUS_REPORT_LEN2; + + if (len != report_len) { dev_err(&client->dev, "wrong report length (%d vs %d expected)\n", - len, ETP_SMBUS_REPORT_LEN); + len, report_len); return -EIO; } diff --git a/drivers/input/mouse/elantech.c b/drivers/input/mouse/elantech.c index 90f8765f9efc..e0e53a9a816f 100644 --- a/drivers/input/mouse/elantech.c +++ b/drivers/input/mouse/elantech.c @@ -89,6 +89,47 @@ static int elantech_ps2_command(struct psmouse *psmouse, return rc; } +/* + * Send an Elantech style special command to read 3 bytes from a register + */ +static int elantech_read_reg_params(struct psmouse *psmouse, u8 reg, u8 *param) +{ + if (elantech_ps2_command(psmouse, NULL, ETP_PS2_CUSTOM_COMMAND) || + elantech_ps2_command(psmouse, NULL, ETP_REGISTER_READWRITE) || + elantech_ps2_command(psmouse, NULL, ETP_PS2_CUSTOM_COMMAND) || + elantech_ps2_command(psmouse, NULL, reg) || + elantech_ps2_command(psmouse, param, PSMOUSE_CMD_GETINFO)) { + psmouse_err(psmouse, + "failed to read register %#02x\n", reg); + return -EIO; + } + + return 0; +} + +/* + * Send an Elantech style special command to write a register with a parameter + */ +static int elantech_write_reg_params(struct psmouse *psmouse, u8 reg, u8 *param) +{ + if (elantech_ps2_command(psmouse, NULL, ETP_PS2_CUSTOM_COMMAND) || + elantech_ps2_command(psmouse, NULL, ETP_REGISTER_READWRITE) || + elantech_ps2_command(psmouse, NULL, ETP_PS2_CUSTOM_COMMAND) || + elantech_ps2_command(psmouse, NULL, reg) || + elantech_ps2_command(psmouse, NULL, ETP_PS2_CUSTOM_COMMAND) || + elantech_ps2_command(psmouse, NULL, param[0]) || + elantech_ps2_command(psmouse, NULL, ETP_PS2_CUSTOM_COMMAND) || + elantech_ps2_command(psmouse, NULL, param[1]) || + elantech_ps2_command(psmouse, NULL, PSMOUSE_CMD_SETSCALE11)) { + psmouse_err(psmouse, + "failed to write register %#02x with value %#02x%#02x\n", + reg, param[0], param[1]); + return -EIO; + } + + return 0; +} + /* * Send an Elantech style special command to read a value from a register */ @@ -1529,19 +1570,35 @@ static const struct dmi_system_id no_hw_res_dmi_table[] = { { } }; +/* + * Change Report id 0x5E to 0x5F. + */ +static int elantech_change_report_id(struct psmouse *psmouse) +{ + unsigned char param[2] = { 0x10, 0x03 }; + + if (elantech_write_reg_params(psmouse, 0x7, param) || + elantech_read_reg_params(psmouse, 0x7, param) || + param[0] != 0x10 || param[1] != 0x03) { + psmouse_err(psmouse, "Unable to change report ID to 0x5f.\n"); + return -EIO; + } + + return 0; +} /* * determine hardware version and set some properties according to it. */ static int elantech_set_properties(struct elantech_device_info *info) { /* This represents the version of IC body. */ - int ver = (info->fw_version & 0x0f0000) >> 16; + info->ic_version = (info->fw_version & 0x0f0000) >> 16; /* Early version of Elan touchpads doesn't obey the rule. */ if (info->fw_version < 0x020030 || info->fw_version == 0x020600) info->hw_version = 1; else { - switch (ver) { + switch (info->ic_version) { case 2: case 4: info->hw_version = 2; @@ -1557,6 +1614,11 @@ static int elantech_set_properties(struct elantech_device_info *info) } } + /* Get information pattern for hw_version 4 */ + info->pattern = 0x00; + if (info->ic_version == 0x0f && (info->fw_version & 0xff) <= 0x02) + info->pattern = info->fw_version & 0xff; + /* decide which send_cmd we're gonna use early */ info->send_cmd = info->hw_version >= 3 ? elantech_send_cmd : synaptics_send_cmd; @@ -1598,6 +1660,7 @@ static int elantech_query_info(struct psmouse *psmouse, { unsigned char param[3]; unsigned char traces; + unsigned char ic_body[3]; memset(info, 0, sizeof(*info)); @@ -1640,6 +1703,21 @@ static int elantech_query_info(struct psmouse *psmouse, info->samples[2]); } + if (info->pattern > 0x00 && info->ic_version == 0xf) { + if (info->send_cmd(psmouse, ETP_ICBODY_QUERY, ic_body)) { + psmouse_err(psmouse, "failed to query ic body\n"); + return -EINVAL; + } + info->ic_version = be16_to_cpup((__be16 *)ic_body); + psmouse_info(psmouse, + "Elan ic body: %#04x, current fw version: %#02x\n", + info->ic_version, ic_body[2]); + } + + info->product_id = be16_to_cpup((__be16 *)info->samples); + if (info->pattern == 0x00) + info->product_id &= 0xff; + if (info->samples[1] == 0x74 && info->hw_version == 0x03) { /* * This module has a bug which makes absolute mode @@ -1654,6 +1732,23 @@ static int elantech_query_info(struct psmouse *psmouse, /* The MSB indicates the presence of the trackpoint */ info->has_trackpoint = (info->capabilities[0] & 0x80) == 0x80; + if (info->has_trackpoint && info->ic_version == 0x0011 && + (info->product_id == 0x08 || info->product_id == 0x09 || + info->product_id == 0x0d || info->product_id == 0x0e)) { + /* + * This module has a bug which makes trackpoint in SMBus + * mode return invalid data unless trackpoint is switched + * from using 0x5e reports to 0x5f. If we are not able to + * make the switch, let's abort initialization so we'll be + * using standard PS/2 protocol. + */ + if (elantech_change_report_id(psmouse)) { + psmouse_info(psmouse, + "Trackpoint report is broken, forcing standard PS/2 protocol\n"); + return -ENODEV; + } + } + info->x_res = 31; info->y_res = 31; if (info->hw_version == 4) { diff --git a/drivers/input/mouse/elantech.h b/drivers/input/mouse/elantech.h index e0a3e59d4f1b..571e6ca11d33 100644 --- a/drivers/input/mouse/elantech.h +++ b/drivers/input/mouse/elantech.h @@ -18,6 +18,7 @@ #define ETP_CAPABILITIES_QUERY 0x02 #define ETP_SAMPLE_QUERY 0x03 #define ETP_RESOLUTION_QUERY 0x04 +#define ETP_ICBODY_QUERY 0x05 /* * Command values for register reading or writing @@ -140,7 +141,10 @@ struct elantech_device_info { unsigned char samples[3]; unsigned char debug; unsigned char hw_version; + unsigned char pattern; unsigned int fw_version; + unsigned int ic_version; + unsigned int product_id; unsigned int x_min; unsigned int y_min; unsigned int x_max; diff --git a/drivers/input/serio/i8042-x86ia64io.h b/drivers/input/serio/i8042-x86ia64io.h index c74b020796a9..9119e12a5778 100644 --- a/drivers/input/serio/i8042-x86ia64io.h +++ b/drivers/input/serio/i8042-x86ia64io.h @@ -588,6 +588,10 @@ static const struct dmi_system_id i8042_dmi_noselftest_table[] = { DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."), DMI_MATCH(DMI_CHASSIS_TYPE, "10"), /* Notebook */ }, + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."), + DMI_MATCH(DMI_CHASSIS_TYPE, "31"), /* Convertible Notebook */ + }, }, { } }; diff --git a/drivers/input/serio/serport.c b/drivers/input/serio/serport.c index 8ac970a423de..33e9d9bfd036 100644 --- a/drivers/input/serio/serport.c +++ b/drivers/input/serio/serport.c @@ -156,7 +156,9 @@ out: * returning 0 characters. */ -static ssize_t serport_ldisc_read(struct tty_struct * tty, struct file * file, unsigned char __user * buf, size_t nr) +static ssize_t serport_ldisc_read(struct tty_struct * tty, struct file * file, + unsigned char *kbuf, size_t nr, + void **cookie, unsigned long offset) { struct serport *serport = (struct serport*) tty->disc_data; struct serio *serio; diff --git a/drivers/input/touchscreen/elo.c b/drivers/input/touchscreen/elo.c index e0bacd34866a..96173232e53f 100644 --- a/drivers/input/touchscreen/elo.c +++ b/drivers/input/touchscreen/elo.c @@ -341,8 +341,10 @@ static int elo_connect(struct serio *serio, struct serio_driver *drv) switch (elo->id) { case 0: /* 10-byte protocol */ - if (elo_setup_10(elo)) + if (elo_setup_10(elo)) { + err = -EIO; goto fail3; + } break; diff --git a/drivers/input/touchscreen/raydium_i2c_ts.c b/drivers/input/touchscreen/raydium_i2c_ts.c index 603a948460d6..4d2d22a86977 100644 --- a/drivers/input/touchscreen/raydium_i2c_ts.c +++ b/drivers/input/touchscreen/raydium_i2c_ts.c @@ -445,6 +445,7 @@ static int raydium_i2c_write_object(struct i2c_client *client, enum raydium_bl_ack state) { int error; + static const u8 cmd[] = { 0xFF, 0x39 }; error = raydium_i2c_send(client, RM_CMD_BOOT_WRT, data, len); if (error) { @@ -453,7 +454,7 @@ static int raydium_i2c_write_object(struct i2c_client *client, return error; } - error = raydium_i2c_send(client, RM_CMD_BOOT_ACK, NULL, 0); + error = raydium_i2c_send(client, RM_CMD_BOOT_ACK, cmd, sizeof(cmd)); if (error) { dev_err(&client->dev, "Ack obj command failed: %d\n", error); return error; diff --git a/drivers/input/touchscreen/sur40.c b/drivers/input/touchscreen/sur40.c index 620cdd7d214a..12f2562b0141 100644 --- a/drivers/input/touchscreen/sur40.c +++ b/drivers/input/touchscreen/sur40.c @@ -787,6 +787,7 @@ static int sur40_probe(struct usb_interface *interface, dev_err(&interface->dev, "Unable to register video controls."); v4l2_ctrl_handler_free(&sur40->hdl); + error = sur40->hdl.error; goto err_unreg_v4l2; } diff --git a/drivers/input/touchscreen/zinitix.c b/drivers/input/touchscreen/zinitix.c index 1acc2eb2bcb3..fd8b4e9f08a2 100644 --- a/drivers/input/touchscreen/zinitix.c +++ b/drivers/input/touchscreen/zinitix.c @@ -190,7 +190,7 @@ static int zinitix_write_cmd(struct i2c_client *client, u16 reg) return 0; } -static bool zinitix_init_touch(struct bt541_ts_data *bt541) +static int zinitix_init_touch(struct bt541_ts_data *bt541) { struct i2c_client *client = bt541->client; int i; diff --git a/drivers/iommu/amd/init.c b/drivers/iommu/amd/init.c index c842545368fd..3c215f0a6052 100644 --- a/drivers/iommu/amd/init.c +++ b/drivers/iommu/amd/init.c @@ -12,6 +12,7 @@ #include #include #include +#include #include #include #include @@ -254,6 +255,8 @@ static enum iommu_init_state init_state = IOMMU_START_STATE; static int amd_iommu_enable_interrupts(void); static int __init iommu_go_to_state(enum iommu_init_state state); static void init_device_table_dma(void); +static int iommu_pc_get_set_reg(struct amd_iommu *iommu, u8 bank, u8 cntr, + u8 fxn, u64 *value, bool is_write); static bool amd_iommu_pre_enabled = true; @@ -1717,13 +1720,11 @@ static int __init init_iommu_all(struct acpi_table_header *table) return 0; } -static int iommu_pc_get_set_reg(struct amd_iommu *iommu, u8 bank, u8 cntr, - u8 fxn, u64 *value, bool is_write); - -static void init_iommu_perf_ctr(struct amd_iommu *iommu) +static void __init init_iommu_perf_ctr(struct amd_iommu *iommu) { + int retry; struct pci_dev *pdev = iommu->dev; - u64 val = 0xabcd, val2 = 0, save_reg = 0; + u64 val = 0xabcd, val2 = 0, save_reg, save_src; if (!iommu_feature(iommu, FEATURE_PC)) return; @@ -1731,17 +1732,39 @@ static void init_iommu_perf_ctr(struct amd_iommu *iommu) amd_iommu_pc_present = true; /* save the value to restore, if writable */ - if (iommu_pc_get_set_reg(iommu, 0, 0, 0, &save_reg, false)) + if (iommu_pc_get_set_reg(iommu, 0, 0, 0, &save_reg, false) || + iommu_pc_get_set_reg(iommu, 0, 0, 8, &save_src, false)) + goto pc_false; + + /* + * Disable power gating by programing the performance counter + * source to 20 (i.e. counts the reads and writes from/to IOMMU + * Reserved Register [MMIO Offset 1FF8h] that are ignored.), + * which never get incremented during this init phase. + * (Note: The event is also deprecated.) + */ + val = 20; + if (iommu_pc_get_set_reg(iommu, 0, 0, 8, &val, true)) goto pc_false; /* Check if the performance counters can be written to */ - if ((iommu_pc_get_set_reg(iommu, 0, 0, 0, &val, true)) || - (iommu_pc_get_set_reg(iommu, 0, 0, 0, &val2, false)) || - (val != val2)) - goto pc_false; + val = 0xabcd; + for (retry = 5; retry; retry--) { + if (iommu_pc_get_set_reg(iommu, 0, 0, 0, &val, true) || + iommu_pc_get_set_reg(iommu, 0, 0, 0, &val2, false) || + val2) + break; + + /* Wait about 20 msec for power gating to disable and retry. */ + msleep(20); + } /* restore */ - if (iommu_pc_get_set_reg(iommu, 0, 0, 0, &save_reg, true)) + if (iommu_pc_get_set_reg(iommu, 0, 0, 0, &save_reg, true) || + iommu_pc_get_set_reg(iommu, 0, 0, 8, &save_src, true)) + goto pc_false; + + if (val != val2) goto pc_false; pci_info(pdev, "IOMMU performance counters supported\n"); diff --git a/drivers/iommu/amd/iommu.c b/drivers/iommu/amd/iommu.c index b9cf59443843..5f1195791cb1 100644 --- a/drivers/iommu/amd/iommu.c +++ b/drivers/iommu/amd/iommu.c @@ -1503,6 +1503,10 @@ static bool increase_address_space(struct protection_domain *domain, bool ret = true; u64 *pte; + pte = (void *)get_zeroed_page(gfp); + if (!pte) + return false; + spin_lock_irqsave(&domain->lock, flags); amd_iommu_domain_get_pgtable(domain, &pgtable); @@ -1514,10 +1518,6 @@ static bool increase_address_space(struct protection_domain *domain, if (WARN_ON_ONCE(pgtable.mode == PAGE_MODE_6_LEVEL)) goto out; - pte = (void *)get_zeroed_page(gfp); - if (!pte) - goto out; - *pte = PM_LEVEL_PDE(pgtable.mode, iommu_virt_to_phys(pgtable.root)); pgtable.root = pte; @@ -1531,10 +1531,12 @@ static bool increase_address_space(struct protection_domain *domain, */ amd_iommu_domain_set_pgtable(domain, pte, pgtable.mode); + pte = NULL; ret = true; out: spin_unlock_irqrestore(&domain->lock, flags); + free_page((unsigned long)pte); return ret; } diff --git a/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c b/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c index e634bbe60573..58f17312e68c 100644 --- a/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c +++ b/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c @@ -1741,16 +1741,9 @@ static void arm_smmu_tlb_inv_walk(unsigned long iova, size_t size, arm_smmu_tlb_inv_range(iova, size, granule, false, cookie); } -static void arm_smmu_tlb_inv_leaf(unsigned long iova, size_t size, - size_t granule, void *cookie) -{ - arm_smmu_tlb_inv_range(iova, size, granule, true, cookie); -} - static const struct iommu_flush_ops arm_smmu_flush_ops = { .tlb_flush_all = arm_smmu_tlb_inv_context, .tlb_flush_walk = arm_smmu_tlb_inv_walk, - .tlb_flush_leaf = arm_smmu_tlb_inv_leaf, .tlb_add_page = arm_smmu_tlb_inv_page_nosync, }; @@ -2267,7 +2260,7 @@ static void arm_smmu_iotlb_sync(struct iommu_domain *domain, { struct arm_smmu_domain *smmu_domain = to_smmu_domain(domain); - arm_smmu_tlb_inv_range(gather->start, gather->end - gather->start, + arm_smmu_tlb_inv_range(gather->start, gather->end - gather->start + 1, gather->pgsize, true, smmu_domain); } diff --git a/drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c b/drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c index 90e3add43c8e..a48bb5123e8c 100644 --- a/drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c +++ b/drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c @@ -232,6 +232,8 @@ static int qcom_smmu_cfg_probe(struct arm_smmu_device *smmu) smr = arm_smmu_gr0_read(smmu, ARM_SMMU_GR0_SMR(i)); if (FIELD_GET(ARM_SMMU_SMR_VALID, smr)) { + /* Ignore valid bit for SMR mask extraction. */ + smr &= ~ARM_SMMU_SMR_VALID; smmu->smrs[i].id = FIELD_GET(ARM_SMMU_SMR_ID, smr); smmu->smrs[i].mask = FIELD_GET(ARM_SMMU_SMR_MASK, smr); smmu->smrs[i].valid = true; diff --git a/drivers/iommu/arm/arm-smmu/arm-smmu.c b/drivers/iommu/arm/arm-smmu/arm-smmu.c index 0df2ea50a176..453f9b4a11c7 100644 --- a/drivers/iommu/arm/arm-smmu/arm-smmu.c +++ b/drivers/iommu/arm/arm-smmu/arm-smmu.c @@ -333,14 +333,6 @@ static void arm_smmu_tlb_inv_walk_s1(unsigned long iova, size_t size, arm_smmu_tlb_sync_context(cookie); } -static void arm_smmu_tlb_inv_leaf_s1(unsigned long iova, size_t size, - size_t granule, void *cookie) -{ - arm_smmu_tlb_inv_range_s1(iova, size, granule, cookie, - ARM_SMMU_CB_S1_TLBIVAL); - arm_smmu_tlb_sync_context(cookie); -} - static void arm_smmu_tlb_add_page_s1(struct iommu_iotlb_gather *gather, unsigned long iova, size_t granule, void *cookie) @@ -357,14 +349,6 @@ static void arm_smmu_tlb_inv_walk_s2(unsigned long iova, size_t size, arm_smmu_tlb_sync_context(cookie); } -static void arm_smmu_tlb_inv_leaf_s2(unsigned long iova, size_t size, - size_t granule, void *cookie) -{ - arm_smmu_tlb_inv_range_s2(iova, size, granule, cookie, - ARM_SMMU_CB_S2_TLBIIPAS2L); - arm_smmu_tlb_sync_context(cookie); -} - static void arm_smmu_tlb_add_page_s2(struct iommu_iotlb_gather *gather, unsigned long iova, size_t granule, void *cookie) @@ -373,8 +357,8 @@ static void arm_smmu_tlb_add_page_s2(struct iommu_iotlb_gather *gather, ARM_SMMU_CB_S2_TLBIIPAS2L); } -static void arm_smmu_tlb_inv_any_s2_v1(unsigned long iova, size_t size, - size_t granule, void *cookie) +static void arm_smmu_tlb_inv_walk_s2_v1(unsigned long iova, size_t size, + size_t granule, void *cookie) { arm_smmu_tlb_inv_context_s2(cookie); } @@ -401,21 +385,18 @@ static void arm_smmu_tlb_add_page_s2_v1(struct iommu_iotlb_gather *gather, static const struct iommu_flush_ops arm_smmu_s1_tlb_ops = { .tlb_flush_all = arm_smmu_tlb_inv_context_s1, .tlb_flush_walk = arm_smmu_tlb_inv_walk_s1, - .tlb_flush_leaf = arm_smmu_tlb_inv_leaf_s1, .tlb_add_page = arm_smmu_tlb_add_page_s1, }; static const struct iommu_flush_ops arm_smmu_s2_tlb_ops_v2 = { .tlb_flush_all = arm_smmu_tlb_inv_context_s2, .tlb_flush_walk = arm_smmu_tlb_inv_walk_s2, - .tlb_flush_leaf = arm_smmu_tlb_inv_leaf_s2, .tlb_add_page = arm_smmu_tlb_add_page_s2, }; static const struct iommu_flush_ops arm_smmu_s2_tlb_ops_v1 = { .tlb_flush_all = arm_smmu_tlb_inv_context_s2, - .tlb_flush_walk = arm_smmu_tlb_inv_any_s2_v1, - .tlb_flush_leaf = arm_smmu_tlb_inv_any_s2_v1, + .tlb_flush_walk = arm_smmu_tlb_inv_walk_s2_v1, .tlb_add_page = arm_smmu_tlb_add_page_s2_v1, }; diff --git a/drivers/iommu/arm/arm-smmu/qcom_iommu.c b/drivers/iommu/arm/arm-smmu/qcom_iommu.c index b30d6c966e2c..7f280c8d5c53 100644 --- a/drivers/iommu/arm/arm-smmu/qcom_iommu.c +++ b/drivers/iommu/arm/arm-smmu/qcom_iommu.c @@ -185,13 +185,6 @@ static void qcom_iommu_tlb_flush_walk(unsigned long iova, size_t size, qcom_iommu_tlb_sync(cookie); } -static void qcom_iommu_tlb_flush_leaf(unsigned long iova, size_t size, - size_t granule, void *cookie) -{ - qcom_iommu_tlb_inv_range_nosync(iova, size, granule, true, cookie); - qcom_iommu_tlb_sync(cookie); -} - static void qcom_iommu_tlb_add_page(struct iommu_iotlb_gather *gather, unsigned long iova, size_t granule, void *cookie) @@ -202,7 +195,6 @@ static void qcom_iommu_tlb_add_page(struct iommu_iotlb_gather *gather, static const struct iommu_flush_ops qcom_flush_ops = { .tlb_flush_all = qcom_iommu_tlb_inv_context, .tlb_flush_walk = qcom_iommu_tlb_flush_walk, - .tlb_flush_leaf = qcom_iommu_tlb_flush_leaf, .tlb_add_page = qcom_iommu_tlb_add_page, }; diff --git a/drivers/iommu/intel/pasid.h b/drivers/iommu/intel/pasid.h index 97dfcffbf495..444c0bec221a 100644 --- a/drivers/iommu/intel/pasid.h +++ b/drivers/iommu/intel/pasid.h @@ -30,8 +30,8 @@ #define VCMD_VRSP_IP 0x1 #define VCMD_VRSP_SC(e) (((e) >> 1) & 0x3) #define VCMD_VRSP_SC_SUCCESS 0 -#define VCMD_VRSP_SC_NO_PASID_AVAIL 1 -#define VCMD_VRSP_SC_INVALID_PASID 1 +#define VCMD_VRSP_SC_NO_PASID_AVAIL 2 +#define VCMD_VRSP_SC_INVALID_PASID 2 #define VCMD_VRSP_RESULT_PASID(e) (((e) >> 8) & 0xfffff) #define VCMD_CMD_OPERAND(e) ((e) << 8) /* diff --git a/drivers/iommu/intel/svm.c b/drivers/iommu/intel/svm.c index 43f392d27d31..b200a3acc6ed 100644 --- a/drivers/iommu/intel/svm.c +++ b/drivers/iommu/intel/svm.c @@ -1079,8 +1079,17 @@ prq_advance: * Clear the page request overflow bit and wake up all threads that * are waiting for the completion of this handling. */ - if (readl(iommu->reg + DMAR_PRS_REG) & DMA_PRS_PRO) - writel(DMA_PRS_PRO, iommu->reg + DMAR_PRS_REG); + if (readl(iommu->reg + DMAR_PRS_REG) & DMA_PRS_PRO) { + pr_info_ratelimited("IOMMU: %s: PRQ overflow detected\n", + iommu->name); + head = dmar_readq(iommu->reg + DMAR_PQH_REG) & PRQ_RING_MASK; + tail = dmar_readq(iommu->reg + DMAR_PQT_REG) & PRQ_RING_MASK; + if (head == tail) { + writel(DMA_PRS_PRO, iommu->reg + DMAR_PRS_REG); + pr_info_ratelimited("IOMMU: %s: PRQ overflow cleared", + iommu->name); + } + } if (!completion_done(&iommu->prq_complete)) complete(&iommu->prq_complete); diff --git a/drivers/iommu/io-pgtable-arm-v7s.c b/drivers/iommu/io-pgtable-arm-v7s.c index a688f22cbe3b..33d1a2d0929f 100644 --- a/drivers/iommu/io-pgtable-arm-v7s.c +++ b/drivers/iommu/io-pgtable-arm-v7s.c @@ -44,26 +44,25 @@ /* * We have 32 bits total; 12 bits resolved at level 1, 8 bits at level 2, - * and 12 bits in a page. With some carefully-chosen coefficients we can - * hide the ugly inconsistencies behind these macros and at least let the - * rest of the code pretend to be somewhat sane. + * and 12 bits in a page. + * MediaTek extend 2 bits to reach 34bits, 14 bits at lvl1 and 8 bits at lvl2. */ #define ARM_V7S_ADDR_BITS 32 -#define _ARM_V7S_LVL_BITS(lvl) (16 - (lvl) * 4) -#define ARM_V7S_LVL_SHIFT(lvl) (ARM_V7S_ADDR_BITS - (4 + 8 * (lvl))) +#define _ARM_V7S_LVL_BITS(lvl, cfg) ((lvl) == 1 ? ((cfg)->ias - 20) : 8) +#define ARM_V7S_LVL_SHIFT(lvl) ((lvl) == 1 ? 20 : 12) #define ARM_V7S_TABLE_SHIFT 10 -#define ARM_V7S_PTES_PER_LVL(lvl) (1 << _ARM_V7S_LVL_BITS(lvl)) -#define ARM_V7S_TABLE_SIZE(lvl) \ - (ARM_V7S_PTES_PER_LVL(lvl) * sizeof(arm_v7s_iopte)) +#define ARM_V7S_PTES_PER_LVL(lvl, cfg) (1 << _ARM_V7S_LVL_BITS(lvl, cfg)) +#define ARM_V7S_TABLE_SIZE(lvl, cfg) \ + (ARM_V7S_PTES_PER_LVL(lvl, cfg) * sizeof(arm_v7s_iopte)) #define ARM_V7S_BLOCK_SIZE(lvl) (1UL << ARM_V7S_LVL_SHIFT(lvl)) #define ARM_V7S_LVL_MASK(lvl) ((u32)(~0U << ARM_V7S_LVL_SHIFT(lvl))) #define ARM_V7S_TABLE_MASK ((u32)(~0U << ARM_V7S_TABLE_SHIFT)) -#define _ARM_V7S_IDX_MASK(lvl) (ARM_V7S_PTES_PER_LVL(lvl) - 1) -#define ARM_V7S_LVL_IDX(addr, lvl) ({ \ +#define _ARM_V7S_IDX_MASK(lvl, cfg) (ARM_V7S_PTES_PER_LVL(lvl, cfg) - 1) +#define ARM_V7S_LVL_IDX(addr, lvl, cfg) ({ \ int _l = lvl; \ - ((u32)(addr) >> ARM_V7S_LVL_SHIFT(_l)) & _ARM_V7S_IDX_MASK(_l); \ + ((addr) >> ARM_V7S_LVL_SHIFT(_l)) & _ARM_V7S_IDX_MASK(_l, cfg); \ }) /* @@ -112,9 +111,10 @@ #define ARM_V7S_TEX_MASK 0x7 #define ARM_V7S_ATTR_TEX(val) (((val) & ARM_V7S_TEX_MASK) << ARM_V7S_TEX_SHIFT) -/* MediaTek extend the two bits for PA 32bit/33bit */ +/* MediaTek extend the bits below for PA 32bit/33bit/34bit */ #define ARM_V7S_ATTR_MTK_PA_BIT32 BIT(9) #define ARM_V7S_ATTR_MTK_PA_BIT33 BIT(4) +#define ARM_V7S_ATTR_MTK_PA_BIT34 BIT(5) /* *well, except for TEX on level 2 large pages, of course :( */ #define ARM_V7S_CONT_PAGE_TEX_SHIFT 6 @@ -194,6 +194,8 @@ static arm_v7s_iopte paddr_to_iopte(phys_addr_t paddr, int lvl, pte |= ARM_V7S_ATTR_MTK_PA_BIT32; if (paddr & BIT_ULL(33)) pte |= ARM_V7S_ATTR_MTK_PA_BIT33; + if (paddr & BIT_ULL(34)) + pte |= ARM_V7S_ATTR_MTK_PA_BIT34; return pte; } @@ -218,6 +220,8 @@ static phys_addr_t iopte_to_paddr(arm_v7s_iopte pte, int lvl, paddr |= BIT_ULL(32); if (pte & ARM_V7S_ATTR_MTK_PA_BIT33) paddr |= BIT_ULL(33); + if (pte & ARM_V7S_ATTR_MTK_PA_BIT34) + paddr |= BIT_ULL(34); return paddr; } @@ -234,7 +238,7 @@ static void *__arm_v7s_alloc_table(int lvl, gfp_t gfp, struct device *dev = cfg->iommu_dev; phys_addr_t phys; dma_addr_t dma; - size_t size = ARM_V7S_TABLE_SIZE(lvl); + size_t size = ARM_V7S_TABLE_SIZE(lvl, cfg); void *table = NULL; if (lvl == 1) @@ -280,7 +284,7 @@ static void __arm_v7s_free_table(void *table, int lvl, { struct io_pgtable_cfg *cfg = &data->iop.cfg; struct device *dev = cfg->iommu_dev; - size_t size = ARM_V7S_TABLE_SIZE(lvl); + size_t size = ARM_V7S_TABLE_SIZE(lvl, cfg); if (!cfg->coherent_walk) dma_unmap_single(dev, __arm_v7s_dma_addr(table), size, @@ -424,7 +428,7 @@ static int arm_v7s_init_pte(struct arm_v7s_io_pgtable *data, arm_v7s_iopte *tblp; size_t sz = ARM_V7S_BLOCK_SIZE(lvl); - tblp = ptep - ARM_V7S_LVL_IDX(iova, lvl); + tblp = ptep - ARM_V7S_LVL_IDX(iova, lvl, cfg); if (WARN_ON(__arm_v7s_unmap(data, NULL, iova + i * sz, sz, lvl, tblp) != sz)) return -EINVAL; @@ -477,7 +481,7 @@ static int __arm_v7s_map(struct arm_v7s_io_pgtable *data, unsigned long iova, int num_entries = size >> ARM_V7S_LVL_SHIFT(lvl); /* Find our entry at the current level */ - ptep += ARM_V7S_LVL_IDX(iova, lvl); + ptep += ARM_V7S_LVL_IDX(iova, lvl, cfg); /* If we can install a leaf entry at this level, then do so */ if (num_entries) @@ -519,7 +523,6 @@ static int arm_v7s_map(struct io_pgtable_ops *ops, unsigned long iova, phys_addr_t paddr, size_t size, int prot, gfp_t gfp) { struct arm_v7s_io_pgtable *data = io_pgtable_ops_to_data(ops); - struct io_pgtable *iop = &data->iop; int ret; /* If no access, then nothing to do */ @@ -535,12 +538,7 @@ static int arm_v7s_map(struct io_pgtable_ops *ops, unsigned long iova, * Synchronise all PTE updates for the new mapping before there's * a chance for anything to kick off a table walk for the new iova. */ - if (iop->cfg.quirks & IO_PGTABLE_QUIRK_TLBI_ON_MAP) { - io_pgtable_tlb_flush_walk(iop, iova, size, - ARM_V7S_BLOCK_SIZE(2)); - } else { - wmb(); - } + wmb(); return ret; } @@ -550,7 +548,7 @@ static void arm_v7s_free_pgtable(struct io_pgtable *iop) struct arm_v7s_io_pgtable *data = io_pgtable_to_data(iop); int i; - for (i = 0; i < ARM_V7S_PTES_PER_LVL(1); i++) { + for (i = 0; i < ARM_V7S_PTES_PER_LVL(1, &data->iop.cfg); i++) { arm_v7s_iopte pte = data->pgd[i]; if (ARM_V7S_PTE_IS_TABLE(pte, 1)) @@ -584,7 +582,7 @@ static arm_v7s_iopte arm_v7s_split_cont(struct arm_v7s_io_pgtable *data, __arm_v7s_pte_sync(ptep, ARM_V7S_CONT_PAGES, &iop->cfg); size *= ARM_V7S_CONT_PAGES; - io_pgtable_tlb_flush_leaf(iop, iova, size, size); + io_pgtable_tlb_flush_walk(iop, iova, size, size); return pte; } @@ -602,9 +600,9 @@ static size_t arm_v7s_split_blk_unmap(struct arm_v7s_io_pgtable *data, if (!tablep) return 0; /* Bytes unmapped */ - num_ptes = ARM_V7S_PTES_PER_LVL(2); + num_ptes = ARM_V7S_PTES_PER_LVL(2, cfg); num_entries = size >> ARM_V7S_LVL_SHIFT(2); - unmap_idx = ARM_V7S_LVL_IDX(iova, 2); + unmap_idx = ARM_V7S_LVL_IDX(iova, 2, cfg); pte = arm_v7s_prot_to_pte(arm_v7s_pte_to_prot(blk_pte, 1), 2, cfg); if (num_entries > 1) @@ -646,7 +644,7 @@ static size_t __arm_v7s_unmap(struct arm_v7s_io_pgtable *data, if (WARN_ON(lvl > 2)) return 0; - idx = ARM_V7S_LVL_IDX(iova, lvl); + idx = ARM_V7S_LVL_IDX(iova, lvl, &iop->cfg); ptep += idx; do { pte[i] = READ_ONCE(ptep[i]); @@ -717,7 +715,7 @@ static size_t arm_v7s_unmap(struct io_pgtable_ops *ops, unsigned long iova, { struct arm_v7s_io_pgtable *data = io_pgtable_ops_to_data(ops); - if (WARN_ON(upper_32_bits(iova))) + if (WARN_ON(iova >= (1ULL << data->iop.cfg.ias))) return 0; return __arm_v7s_unmap(data, gather, iova, size, 1, data->pgd); @@ -732,7 +730,7 @@ static phys_addr_t arm_v7s_iova_to_phys(struct io_pgtable_ops *ops, u32 mask; do { - ptep += ARM_V7S_LVL_IDX(iova, ++lvl); + ptep += ARM_V7S_LVL_IDX(iova, ++lvl, &data->iop.cfg); pte = READ_ONCE(*ptep); ptep = iopte_deref(pte, lvl, data); } while (ARM_V7S_PTE_IS_TABLE(pte, lvl)); @@ -751,15 +749,14 @@ static struct io_pgtable *arm_v7s_alloc_pgtable(struct io_pgtable_cfg *cfg, { struct arm_v7s_io_pgtable *data; - if (cfg->ias > ARM_V7S_ADDR_BITS) + if (cfg->ias > (arm_v7s_is_mtk_enabled(cfg) ? 34 : ARM_V7S_ADDR_BITS)) return NULL; - if (cfg->oas > (arm_v7s_is_mtk_enabled(cfg) ? 34 : ARM_V7S_ADDR_BITS)) + if (cfg->oas > (arm_v7s_is_mtk_enabled(cfg) ? 35 : ARM_V7S_ADDR_BITS)) return NULL; if (cfg->quirks & ~(IO_PGTABLE_QUIRK_ARM_NS | IO_PGTABLE_QUIRK_NO_PERMS | - IO_PGTABLE_QUIRK_TLBI_ON_MAP | IO_PGTABLE_QUIRK_ARM_MTK_EXT | IO_PGTABLE_QUIRK_NON_STRICT)) return NULL; @@ -775,8 +772,8 @@ static struct io_pgtable *arm_v7s_alloc_pgtable(struct io_pgtable_cfg *cfg, spin_lock_init(&data->split_lock); data->l2_tables = kmem_cache_create("io-pgtable_armv7s_l2", - ARM_V7S_TABLE_SIZE(2), - ARM_V7S_TABLE_SIZE(2), + ARM_V7S_TABLE_SIZE(2, cfg), + ARM_V7S_TABLE_SIZE(2, cfg), ARM_V7S_TABLE_SLAB_FLAGS, NULL); if (!data->l2_tables) goto out_free_data; @@ -866,7 +863,6 @@ static void __init dummy_tlb_add_page(struct iommu_iotlb_gather *gather, static const struct iommu_flush_ops dummy_tlb_ops __initconst = { .tlb_flush_all = dummy_tlb_flush_all, .tlb_flush_walk = dummy_tlb_flush, - .tlb_flush_leaf = dummy_tlb_flush, .tlb_add_page = dummy_tlb_add_page, }; diff --git a/drivers/iommu/io-pgtable-arm.c b/drivers/iommu/io-pgtable-arm.c index 72a2c7efd61f..b2a31140ba51 100644 --- a/drivers/iommu/io-pgtable-arm.c +++ b/drivers/iommu/io-pgtable-arm.c @@ -1098,7 +1098,6 @@ static void __init dummy_tlb_add_page(struct iommu_iotlb_gather *gather, static const struct iommu_flush_ops dummy_tlb_ops __initconst = { .tlb_flush_all = dummy_tlb_flush_all, .tlb_flush_walk = dummy_tlb_flush, - .tlb_flush_leaf = dummy_tlb_flush, .tlb_add_page = dummy_tlb_add_page, }; diff --git a/drivers/iommu/iommu.c b/drivers/iommu/iommu.c index edaa7979433c..58ac0f8bca68 100644 --- a/drivers/iommu/iommu.c +++ b/drivers/iommu/iommu.c @@ -2409,9 +2409,6 @@ static int __iommu_map(struct iommu_domain *domain, unsigned long iova, size -= pgsize; } - if (ops->iotlb_sync_map) - ops->iotlb_sync_map(domain); - /* unroll mapping in case something went wrong */ if (ret) iommu_unmap(domain, orig_iova, orig_size - size); @@ -2421,18 +2418,31 @@ static int __iommu_map(struct iommu_domain *domain, unsigned long iova, return ret; } +static int _iommu_map(struct iommu_domain *domain, unsigned long iova, + phys_addr_t paddr, size_t size, int prot, gfp_t gfp) +{ + const struct iommu_ops *ops = domain->ops; + int ret; + + ret = __iommu_map(domain, iova, paddr, size, prot, gfp); + if (ret == 0 && ops->iotlb_sync_map) + ops->iotlb_sync_map(domain, iova, size); + + return ret; +} + int iommu_map(struct iommu_domain *domain, unsigned long iova, phys_addr_t paddr, size_t size, int prot) { might_sleep(); - return __iommu_map(domain, iova, paddr, size, prot, GFP_KERNEL); + return _iommu_map(domain, iova, paddr, size, prot, GFP_KERNEL); } EXPORT_SYMBOL_GPL(iommu_map); int iommu_map_atomic(struct iommu_domain *domain, unsigned long iova, phys_addr_t paddr, size_t size, int prot) { - return __iommu_map(domain, iova, paddr, size, prot, GFP_ATOMIC); + return _iommu_map(domain, iova, paddr, size, prot, GFP_ATOMIC); } EXPORT_SYMBOL_GPL(iommu_map_atomic); @@ -2526,7 +2536,7 @@ static size_t __iommu_map_sg(struct iommu_domain *domain, unsigned long iova, ret = ops->map_sg(domain, iova, sg, nents, prot, gfp, &mapped); if (ops->iotlb_sync_map) - ops->iotlb_sync_map(domain); + ops->iotlb_sync_map(domain, iova, mapped); if (ret) goto out_err; @@ -2559,6 +2569,8 @@ static size_t __iommu_map_sg(struct iommu_domain *domain, unsigned long iova, sg = sg_next(sg); } + if (ops->iotlb_sync_map) + ops->iotlb_sync_map(domain, iova, mapped); return mapped; out_err: diff --git a/drivers/iommu/ipmmu-vmsa.c b/drivers/iommu/ipmmu-vmsa.c index 0f18abda0e20..d71f10257f15 100644 --- a/drivers/iommu/ipmmu-vmsa.c +++ b/drivers/iommu/ipmmu-vmsa.c @@ -325,7 +325,6 @@ static void ipmmu_tlb_flush(unsigned long iova, size_t size, static const struct iommu_flush_ops ipmmu_flush_ops = { .tlb_flush_all = ipmmu_tlb_flush_all, .tlb_flush_walk = ipmmu_tlb_flush, - .tlb_flush_leaf = ipmmu_tlb_flush, }; /* ----------------------------------------------------------------------------- diff --git a/drivers/iommu/msm_iommu.c b/drivers/iommu/msm_iommu.c index 3615cd6241c4..f0ba6a09b434 100644 --- a/drivers/iommu/msm_iommu.c +++ b/drivers/iommu/msm_iommu.c @@ -174,12 +174,6 @@ static void __flush_iotlb_walk(unsigned long iova, size_t size, __flush_iotlb_range(iova, size, granule, false, cookie); } -static void __flush_iotlb_leaf(unsigned long iova, size_t size, - size_t granule, void *cookie) -{ - __flush_iotlb_range(iova, size, granule, true, cookie); -} - static void __flush_iotlb_page(struct iommu_iotlb_gather *gather, unsigned long iova, size_t granule, void *cookie) { @@ -189,7 +183,6 @@ static void __flush_iotlb_page(struct iommu_iotlb_gather *gather, static const struct iommu_flush_ops msm_iommu_flush_ops = { .tlb_flush_all = __flush_iotlb, .tlb_flush_walk = __flush_iotlb_walk, - .tlb_flush_leaf = __flush_iotlb_leaf, .tlb_add_page = __flush_iotlb_page, }; @@ -350,7 +343,6 @@ static int msm_iommu_domain_config(struct msm_priv *priv) spin_lock_init(&priv->pgtlock); priv->cfg = (struct io_pgtable_cfg) { - .quirks = IO_PGTABLE_QUIRK_TLBI_ON_MAP, .pgsize_bitmap = msm_iommu_ops.pgsize_bitmap, .ias = 32, .oas = 32, @@ -497,6 +489,14 @@ static int msm_iommu_map(struct iommu_domain *domain, unsigned long iova, return ret; } +static void msm_iommu_sync_map(struct iommu_domain *domain, unsigned long iova, + size_t size) +{ + struct msm_priv *priv = to_msm_priv(domain); + + __flush_iotlb_range(iova, size, SZ_4K, false, priv); +} + static size_t msm_iommu_unmap(struct iommu_domain *domain, unsigned long iova, size_t len, struct iommu_iotlb_gather *gather) { @@ -687,6 +687,7 @@ static struct iommu_ops msm_iommu_ops = { * kick starting the other master. */ .iotlb_sync = NULL, + .iotlb_sync_map = msm_iommu_sync_map, .iova_to_phys = msm_iommu_iova_to_phys, .probe_device = msm_iommu_probe_device, .release_device = msm_iommu_release_device, diff --git a/drivers/iommu/mtk_iommu.c b/drivers/iommu/mtk_iommu.c index c072cee532c2..6ecc007f07cd 100644 --- a/drivers/iommu/mtk_iommu.c +++ b/drivers/iommu/mtk_iommu.c @@ -3,10 +3,12 @@ * Copyright (c) 2015-2016 MediaTek Inc. * Author: Yong Wu */ +#include #include #include #include #include +#include #include #include #include @@ -20,6 +22,7 @@ #include #include #include +#include #include #include #include @@ -88,6 +91,9 @@ #define F_REG_MMU1_FAULT_MASK GENMASK(13, 7) #define REG_MMU0_FAULT_VA 0x13c +#define F_MMU_INVAL_VA_31_12_MASK GENMASK(31, 12) +#define F_MMU_INVAL_VA_34_32_MASK GENMASK(11, 9) +#define F_MMU_INVAL_PA_34_32_MASK GENMASK(8, 6) #define F_MMU_FAULT_VA_WRITE_BIT BIT(1) #define F_MMU_FAULT_VA_LAYER_BIT BIT(0) @@ -103,13 +109,6 @@ #define MTK_PROTECT_PA_ALIGN 256 -/* - * Get the local arbiter ID and the portid within the larb arbiter - * from mtk_m4u_id which is defined by MTK_M4U_ID. - */ -#define MTK_M4U_TO_LARB(id) (((id) >> 5) & 0xf) -#define MTK_M4U_TO_PORT(id) ((id) & 0x1f) - #define HAS_4GB_MODE BIT(0) /* HW will use the EMI clock if there isn't the "bclk". */ #define HAS_BCLK BIT(1) @@ -119,6 +118,7 @@ #define HAS_SUB_COMM BIT(5) #define WR_THROT_EN BIT(6) #define HAS_LEGACY_IVRP_PADDR BIT(7) +#define IOVA_34_EN BIT(8) #define MTK_IOMMU_HAS_FLAG(pdata, _x) \ ((((pdata)->flags) & (_x)) == (_x)) @@ -127,11 +127,19 @@ struct mtk_iommu_domain { struct io_pgtable_cfg cfg; struct io_pgtable_ops *iop; + struct mtk_iommu_data *data; struct iommu_domain domain; }; static const struct iommu_ops mtk_iommu_ops; +static int mtk_iommu_hw_init(const struct mtk_iommu_data *data); + +#define MTK_IOMMU_TLB_ADDR(iova) ({ \ + dma_addr_t _addr = iova; \ + ((lower_32_bits(_addr) & GENMASK(31, 12)) | upper_32_bits(_addr));\ +}) + /* * In M4U 4GB mode, the physical address is remapped as below: * @@ -160,6 +168,25 @@ static LIST_HEAD(m4ulist); /* List all the M4U HWs */ #define for_each_m4u(data) list_for_each_entry(data, &m4ulist, list) +struct mtk_iommu_iova_region { + dma_addr_t iova_base; + unsigned long long size; +}; + +static const struct mtk_iommu_iova_region single_domain[] = { + {.iova_base = 0, .size = SZ_4G}, +}; + +static const struct mtk_iommu_iova_region mt8192_multi_dom[] = { + { .iova_base = 0x0, .size = SZ_4G}, /* disp: 0 ~ 4G */ + #if IS_ENABLED(CONFIG_ARCH_DMA_ADDR_T_64BIT) + { .iova_base = SZ_4G, .size = SZ_4G}, /* vdec: 4G ~ 8G */ + { .iova_base = SZ_4G * 2, .size = SZ_4G}, /* CAM/MDP: 8G ~ 12G */ + { .iova_base = 0x240000000ULL, .size = 0x4000000}, /* CCU0 */ + { .iova_base = 0x244000000ULL, .size = 0x4000000}, /* CCU1 */ + #endif +}; + /* * There may be 1 or 2 M4U HWs, But we always expect they are in the same domain * for the performance. @@ -182,33 +209,43 @@ static struct mtk_iommu_domain *to_mtk_domain(struct iommu_domain *dom) return container_of(dom, struct mtk_iommu_domain, domain); } -static void mtk_iommu_tlb_flush_all(void *cookie) +static void mtk_iommu_tlb_flush_all(struct mtk_iommu_data *data) { - struct mtk_iommu_data *data = cookie; - for_each_m4u(data) { + if (pm_runtime_get_if_in_use(data->dev) <= 0) + continue; + writel_relaxed(F_INVLD_EN1 | F_INVLD_EN0, data->base + data->plat_data->inv_sel_reg); writel_relaxed(F_ALL_INVLD, data->base + REG_MMU_INVALIDATE); wmb(); /* Make sure the tlb flush all done */ + + pm_runtime_put(data->dev); } } static void mtk_iommu_tlb_flush_range_sync(unsigned long iova, size_t size, - size_t granule, void *cookie) + size_t granule, + struct mtk_iommu_data *data) { - struct mtk_iommu_data *data = cookie; + bool has_pm = !!data->dev->pm_domain; unsigned long flags; int ret; u32 tmp; for_each_m4u(data) { + if (has_pm) { + if (pm_runtime_get_if_in_use(data->dev) <= 0) + continue; + } + spin_lock_irqsave(&data->tlb_lock, flags); writel_relaxed(F_INVLD_EN1 | F_INVLD_EN0, data->base + data->plat_data->inv_sel_reg); - writel_relaxed(iova, data->base + REG_MMU_INVLD_START_A); - writel_relaxed(iova + size - 1, + writel_relaxed(MTK_IOMMU_TLB_ADDR(iova), + data->base + REG_MMU_INVLD_START_A); + writel_relaxed(MTK_IOMMU_TLB_ADDR(iova + size - 1), data->base + REG_MMU_INVLD_END_A); writel_relaxed(F_MMU_INV_RANGE, data->base + REG_MMU_INVALIDATE); @@ -219,37 +256,24 @@ static void mtk_iommu_tlb_flush_range_sync(unsigned long iova, size_t size, if (ret) { dev_warn(data->dev, "Partial TLB flush timed out, falling back to full flush\n"); - mtk_iommu_tlb_flush_all(cookie); + mtk_iommu_tlb_flush_all(data); } /* Clear the CPE status */ writel_relaxed(0, data->base + REG_MMU_CPE_DONE); spin_unlock_irqrestore(&data->tlb_lock, flags); + + if (has_pm) + pm_runtime_put(data->dev); } } -static void mtk_iommu_tlb_flush_page_nosync(struct iommu_iotlb_gather *gather, - unsigned long iova, size_t granule, - void *cookie) -{ - struct mtk_iommu_data *data = cookie; - struct iommu_domain *domain = &data->m4u_dom->domain; - - iommu_iotlb_gather_add_page(domain, gather, iova, granule); -} - -static const struct iommu_flush_ops mtk_iommu_flush_ops = { - .tlb_flush_all = mtk_iommu_tlb_flush_all, - .tlb_flush_walk = mtk_iommu_tlb_flush_range_sync, - .tlb_flush_leaf = mtk_iommu_tlb_flush_range_sync, - .tlb_add_page = mtk_iommu_tlb_flush_page_nosync, -}; - static irqreturn_t mtk_iommu_isr(int irq, void *dev_id) { struct mtk_iommu_data *data = dev_id; struct mtk_iommu_domain *dom = data->m4u_dom; - u32 int_state, regval, fault_iova, fault_pa; unsigned int fault_larb, fault_port, sub_comm = 0; + u32 int_state, regval, va34_32, pa34_32; + u64 fault_iova, fault_pa; bool layer, write; /* Read error info from registers */ @@ -265,6 +289,14 @@ static irqreturn_t mtk_iommu_isr(int irq, void *dev_id) } layer = fault_iova & F_MMU_FAULT_VA_LAYER_BIT; write = fault_iova & F_MMU_FAULT_VA_WRITE_BIT; + if (MTK_IOMMU_HAS_FLAG(data->plat_data, IOVA_34_EN)) { + va34_32 = FIELD_GET(F_MMU_INVAL_VA_34_32_MASK, fault_iova); + pa34_32 = FIELD_GET(F_MMU_INVAL_PA_34_32_MASK, fault_iova); + fault_iova = fault_iova & F_MMU_INVAL_VA_31_12_MASK; + fault_iova |= (u64)va34_32 << 32; + fault_pa |= (u64)pa34_32 << 32; + } + fault_port = F_MMU_INT_ID_PORT_ID(regval); if (MTK_IOMMU_HAS_FLAG(data->plat_data, HAS_SUB_COMM)) { fault_larb = F_MMU_INT_ID_COMM_ID(regval); @@ -278,7 +310,7 @@ static irqreturn_t mtk_iommu_isr(int irq, void *dev_id) write ? IOMMU_FAULT_WRITE : IOMMU_FAULT_READ)) { dev_err_ratelimited( data->dev, - "fault type=0x%x iova=0x%x pa=0x%x larb=%d port=%d layer=%d %s\n", + "fault type=0x%x iova=0x%llx pa=0x%llx larb=%d port=%d layer=%d %s\n", int_state, fault_iova, fault_pa, fault_larb, fault_port, layer, write ? "write" : "read"); } @@ -293,21 +325,57 @@ static irqreturn_t mtk_iommu_isr(int irq, void *dev_id) return IRQ_HANDLED; } -static void mtk_iommu_config(struct mtk_iommu_data *data, - struct device *dev, bool enable) +static int mtk_iommu_get_domain_id(struct device *dev, + const struct mtk_iommu_plat_data *plat_data) +{ + const struct mtk_iommu_iova_region *rgn = plat_data->iova_region; + const struct bus_dma_region *dma_rgn = dev->dma_range_map; + int i, candidate = -1; + dma_addr_t dma_end; + + if (!dma_rgn || plat_data->iova_region_nr == 1) + return 0; + + dma_end = dma_rgn->dma_start + dma_rgn->size - 1; + for (i = 0; i < plat_data->iova_region_nr; i++, rgn++) { + /* Best fit. */ + if (dma_rgn->dma_start == rgn->iova_base && + dma_end == rgn->iova_base + rgn->size - 1) + return i; + /* ok if it is inside this region. */ + if (dma_rgn->dma_start >= rgn->iova_base && + dma_end < rgn->iova_base + rgn->size) + candidate = i; + } + + if (candidate >= 0) + return candidate; + dev_err(dev, "Can NOT find the iommu domain id(%pad 0x%llx).\n", + &dma_rgn->dma_start, dma_rgn->size); + return -EINVAL; +} + +static void mtk_iommu_config(struct mtk_iommu_data *data, struct device *dev, + bool enable, unsigned int domid) { struct mtk_smi_larb_iommu *larb_mmu; unsigned int larbid, portid; struct iommu_fwspec *fwspec = dev_iommu_fwspec_get(dev); + const struct mtk_iommu_iova_region *region; int i; for (i = 0; i < fwspec->num_ids; ++i) { larbid = MTK_M4U_TO_LARB(fwspec->ids[i]); portid = MTK_M4U_TO_PORT(fwspec->ids[i]); + larb_mmu = &data->larb_imu[larbid]; - dev_dbg(dev, "%s iommu port: %d\n", - enable ? "enable" : "disable", portid); + region = data->plat_data->iova_region + domid; + larb_mmu->bank[portid] = upper_32_bits(region->iova_base); + + dev_dbg(dev, "%s iommu for larb(%s) port %d dom %d bank %d.\n", + enable ? "enable" : "disable", dev_name(larb_mmu->dev), + portid, domid, larb_mmu->bank[portid]); if (enable) larb_mmu->mmu |= MTK_SMI_MMU_EN(portid); @@ -316,22 +384,34 @@ static void mtk_iommu_config(struct mtk_iommu_data *data, } } -static int mtk_iommu_domain_finalise(struct mtk_iommu_domain *dom) +static int mtk_iommu_domain_finalise(struct mtk_iommu_domain *dom, + struct mtk_iommu_data *data, + unsigned int domid) { - struct mtk_iommu_data *data = mtk_iommu_get_m4u_data(); + const struct mtk_iommu_iova_region *region; + + /* Use the exist domain as there is only one pgtable here. */ + if (data->m4u_dom) { + dom->iop = data->m4u_dom->iop; + dom->cfg = data->m4u_dom->cfg; + dom->domain.pgsize_bitmap = data->m4u_dom->cfg.pgsize_bitmap; + goto update_iova_region; + } dom->cfg = (struct io_pgtable_cfg) { .quirks = IO_PGTABLE_QUIRK_ARM_NS | IO_PGTABLE_QUIRK_NO_PERMS | - IO_PGTABLE_QUIRK_TLBI_ON_MAP | IO_PGTABLE_QUIRK_ARM_MTK_EXT, .pgsize_bitmap = mtk_iommu_ops.pgsize_bitmap, - .ias = 32, - .oas = 34, - .tlb = &mtk_iommu_flush_ops, + .ias = MTK_IOMMU_HAS_FLAG(data->plat_data, IOVA_34_EN) ? 34 : 32, .iommu_dev = data->dev, }; + if (MTK_IOMMU_HAS_FLAG(data->plat_data, HAS_4GB_MODE)) + dom->cfg.oas = data->enable_4GB ? 33 : 32; + else + dom->cfg.oas = 35; + dom->iop = alloc_io_pgtable_ops(ARM_V7S, &dom->cfg, data); if (!dom->iop) { dev_err(data->dev, "Failed to alloc io pgtable\n"); @@ -340,6 +420,13 @@ static int mtk_iommu_domain_finalise(struct mtk_iommu_domain *dom) /* Update our support page sizes bitmap */ dom->domain.pgsize_bitmap = dom->cfg.pgsize_bitmap; + +update_iova_region: + /* Update the iova region for this domain */ + region = data->plat_data->iova_region + domid; + dom->domain.geometry.aperture_start = region->iova_base; + dom->domain.geometry.aperture_end = region->iova_base + region->size - 1; + dom->domain.geometry.force_aperture = true; return 0; } @@ -354,30 +441,16 @@ static struct iommu_domain *mtk_iommu_domain_alloc(unsigned type) if (!dom) return NULL; - if (iommu_get_dma_cookie(&dom->domain)) - goto free_dom; - - if (mtk_iommu_domain_finalise(dom)) - goto put_dma_cookie; - - dom->domain.geometry.aperture_start = 0; - dom->domain.geometry.aperture_end = DMA_BIT_MASK(32); - dom->domain.geometry.force_aperture = true; + if (iommu_get_dma_cookie(&dom->domain)) { + kfree(dom); + return NULL; + } return &dom->domain; - -put_dma_cookie: - iommu_put_dma_cookie(&dom->domain); -free_dom: - kfree(dom); - return NULL; } static void mtk_iommu_domain_free(struct iommu_domain *domain) { - struct mtk_iommu_domain *dom = to_mtk_domain(domain); - - free_io_pgtable_ops(dom->iop); iommu_put_dma_cookie(domain); kfree(to_mtk_domain(domain)); } @@ -387,18 +460,37 @@ static int mtk_iommu_attach_device(struct iommu_domain *domain, { struct mtk_iommu_data *data = dev_iommu_priv_get(dev); struct mtk_iommu_domain *dom = to_mtk_domain(domain); + struct device *m4udev = data->dev; + int ret, domid; - if (!data) - return -ENODEV; + domid = mtk_iommu_get_domain_id(dev, data->plat_data); + if (domid < 0) + return domid; - /* Update the pgtable base address register of the M4U HW */ - if (!data->m4u_dom) { + if (!dom->data) { + if (mtk_iommu_domain_finalise(dom, data, domid)) + return -ENODEV; + dom->data = data; + } + + if (!data->m4u_dom) { /* Initialize the M4U HW */ + ret = pm_runtime_resume_and_get(m4udev); + if (ret < 0) + return ret; + + ret = mtk_iommu_hw_init(data); + if (ret) { + pm_runtime_put(m4udev); + return ret; + } data->m4u_dom = dom; writel(dom->cfg.arm_v7s_cfg.ttbr & MMU_PT_ADDR_MASK, data->base + REG_MMU_PT_BASE_ADDR); + + pm_runtime_put(m4udev); } - mtk_iommu_config(data, dev, true); + mtk_iommu_config(data, dev, true, domid); return 0; } @@ -407,20 +499,16 @@ static void mtk_iommu_detach_device(struct iommu_domain *domain, { struct mtk_iommu_data *data = dev_iommu_priv_get(dev); - if (!data) - return; - - mtk_iommu_config(data, dev, false); + mtk_iommu_config(data, dev, false, 0); } static int mtk_iommu_map(struct iommu_domain *domain, unsigned long iova, phys_addr_t paddr, size_t size, int prot, gfp_t gfp) { struct mtk_iommu_domain *dom = to_mtk_domain(domain); - struct mtk_iommu_data *data = mtk_iommu_get_m4u_data(); /* The "4GB mode" M4U physically can not use the lower remap of Dram. */ - if (data->enable_4GB) + if (dom->data->enable_4GB) paddr |= BIT_ULL(32); /* Synchronize with the tlb_lock */ @@ -432,37 +520,48 @@ static size_t mtk_iommu_unmap(struct iommu_domain *domain, struct iommu_iotlb_gather *gather) { struct mtk_iommu_domain *dom = to_mtk_domain(domain); + unsigned long end = iova + size - 1; + if (gather->start > iova) + gather->start = iova; + if (gather->end < end) + gather->end = end; return dom->iop->unmap(dom->iop, iova, size, gather); } static void mtk_iommu_flush_iotlb_all(struct iommu_domain *domain) { - mtk_iommu_tlb_flush_all(mtk_iommu_get_m4u_data()); + struct mtk_iommu_domain *dom = to_mtk_domain(domain); + + mtk_iommu_tlb_flush_all(dom->data); } static void mtk_iommu_iotlb_sync(struct iommu_domain *domain, struct iommu_iotlb_gather *gather) { - struct mtk_iommu_data *data = mtk_iommu_get_m4u_data(); - size_t length = gather->end - gather->start; - - if (gather->start == ULONG_MAX) - return; + struct mtk_iommu_domain *dom = to_mtk_domain(domain); + size_t length = gather->end - gather->start + 1; mtk_iommu_tlb_flush_range_sync(gather->start, length, gather->pgsize, - data); + dom->data); +} + +static void mtk_iommu_sync_map(struct iommu_domain *domain, unsigned long iova, + size_t size) +{ + struct mtk_iommu_domain *dom = to_mtk_domain(domain); + + mtk_iommu_tlb_flush_range_sync(iova, size, size, dom->data); } static phys_addr_t mtk_iommu_iova_to_phys(struct iommu_domain *domain, dma_addr_t iova) { struct mtk_iommu_domain *dom = to_mtk_domain(domain); - struct mtk_iommu_data *data = mtk_iommu_get_m4u_data(); phys_addr_t pa; pa = dom->iop->iova_to_phys(dom->iop, iova); - if (data->enable_4GB && pa >= MTK_IOMMU_4GB_MODE_REMAP_BASE) + if (dom->data->enable_4GB && pa >= MTK_IOMMU_4GB_MODE_REMAP_BASE) pa &= ~BIT_ULL(32); return pa; @@ -494,19 +593,25 @@ static void mtk_iommu_release_device(struct device *dev) static struct iommu_group *mtk_iommu_device_group(struct device *dev) { struct mtk_iommu_data *data = mtk_iommu_get_m4u_data(); + struct iommu_group *group; + int domid; if (!data) return ERR_PTR(-ENODEV); - /* All the client devices are in the same m4u iommu-group */ - if (!data->m4u_group) { - data->m4u_group = iommu_group_alloc(); - if (IS_ERR(data->m4u_group)) - dev_err(dev, "Failed to allocate M4U IOMMU group\n"); + domid = mtk_iommu_get_domain_id(dev, data->plat_data); + if (domid < 0) + return ERR_PTR(domid); + + group = data->m4u_group[domid]; + if (!group) { + group = iommu_group_alloc(); + if (!IS_ERR(group)) + data->m4u_group[domid] = group; } else { - iommu_group_ref_get(data->m4u_group); + iommu_group_ref_get(group); } - return data->m4u_group; + return group; } static int mtk_iommu_of_xlate(struct device *dev, struct of_phandle_args *args) @@ -531,6 +636,35 @@ static int mtk_iommu_of_xlate(struct device *dev, struct of_phandle_args *args) return iommu_fwspec_add_ids(dev, args->args, 1); } +static void mtk_iommu_get_resv_regions(struct device *dev, + struct list_head *head) +{ + struct mtk_iommu_data *data = dev_iommu_priv_get(dev); + unsigned int domid = mtk_iommu_get_domain_id(dev, data->plat_data), i; + const struct mtk_iommu_iova_region *resv, *curdom; + struct iommu_resv_region *region; + int prot = IOMMU_WRITE | IOMMU_READ; + + if ((int)domid < 0) + return; + curdom = data->plat_data->iova_region + domid; + for (i = 0; i < data->plat_data->iova_region_nr; i++) { + resv = data->plat_data->iova_region + i; + + /* Only reserve when the region is inside the current domain */ + if (resv->iova_base <= curdom->iova_base || + resv->iova_base + resv->size >= curdom->iova_base + curdom->size) + continue; + + region = iommu_alloc_resv_region(resv->iova_base, resv->size, + prot, IOMMU_RESV_RESERVED); + if (!region) + return; + + list_add_tail(®ion->list, head); + } +} + static const struct iommu_ops mtk_iommu_ops = { .domain_alloc = mtk_iommu_domain_alloc, .domain_free = mtk_iommu_domain_free, @@ -540,11 +674,14 @@ static const struct iommu_ops mtk_iommu_ops = { .unmap = mtk_iommu_unmap, .flush_iotlb_all = mtk_iommu_flush_iotlb_all, .iotlb_sync = mtk_iommu_iotlb_sync, + .iotlb_sync_map = mtk_iommu_sync_map, .iova_to_phys = mtk_iommu_iova_to_phys, .probe_device = mtk_iommu_probe_device, .release_device = mtk_iommu_release_device, .device_group = mtk_iommu_device_group, .of_xlate = mtk_iommu_of_xlate, + .get_resv_regions = mtk_iommu_get_resv_regions, + .put_resv_regions = generic_iommu_put_resv_regions, .pgsize_bitmap = SZ_4K | SZ_64K | SZ_1M | SZ_16M, }; @@ -640,6 +777,9 @@ static int mtk_iommu_probe(struct platform_device *pdev) { struct mtk_iommu_data *data; struct device *dev = &pdev->dev; + struct device_node *larbnode, *smicomm_node; + struct platform_device *plarbdev; + struct device_link *link; struct resource *res; resource_size_t ioaddr; struct component_match *match = NULL; @@ -706,8 +846,6 @@ static int mtk_iommu_probe(struct platform_device *pdev) return larb_nr; for (i = 0; i < larb_nr; i++) { - struct device_node *larbnode; - struct platform_device *plarbdev; u32 id; larbnode = of_parse_phandle(dev->of_node, "mediatek,larbs", i); @@ -734,31 +872,65 @@ static int mtk_iommu_probe(struct platform_device *pdev) compare_of, larbnode); } - platform_set_drvdata(pdev, data); + /* Get smi-common dev from the last larb. */ + smicomm_node = of_parse_phandle(larbnode, "mediatek,smi", 0); + if (!smicomm_node) + return -EINVAL; - ret = mtk_iommu_hw_init(data); - if (ret) - return ret; + plarbdev = of_find_device_by_node(smicomm_node); + of_node_put(smicomm_node); + data->smicomm_dev = &plarbdev->dev; + + pm_runtime_enable(dev); + + link = device_link_add(data->smicomm_dev, dev, + DL_FLAG_STATELESS | DL_FLAG_PM_RUNTIME); + if (!link) { + dev_err(dev, "Unable to link %s.\n", dev_name(data->smicomm_dev)); + ret = -EINVAL; + goto out_runtime_disable; + } + + platform_set_drvdata(pdev, data); ret = iommu_device_sysfs_add(&data->iommu, dev, NULL, "mtk-iommu.%pa", &ioaddr); if (ret) - return ret; + goto out_link_remove; iommu_device_set_ops(&data->iommu, &mtk_iommu_ops); iommu_device_set_fwnode(&data->iommu, &pdev->dev.of_node->fwnode); ret = iommu_device_register(&data->iommu); if (ret) - return ret; + goto out_sysfs_remove; spin_lock_init(&data->tlb_lock); list_add_tail(&data->list, &m4ulist); - if (!iommu_present(&platform_bus_type)) - bus_set_iommu(&platform_bus_type, &mtk_iommu_ops); + if (!iommu_present(&platform_bus_type)) { + ret = bus_set_iommu(&platform_bus_type, &mtk_iommu_ops); + if (ret) + goto out_list_del; + } - return component_master_add_with_match(dev, &mtk_iommu_com_ops, match); + ret = component_master_add_with_match(dev, &mtk_iommu_com_ops, match); + if (ret) + goto out_bus_set_null; + return ret; + +out_bus_set_null: + bus_set_iommu(&platform_bus_type, NULL); +out_list_del: + list_del(&data->list); + iommu_device_unregister(&data->iommu); +out_sysfs_remove: + iommu_device_sysfs_remove(&data->iommu); +out_link_remove: + device_link_remove(data->smicomm_dev, dev); +out_runtime_disable: + pm_runtime_disable(dev); + return ret; } static int mtk_iommu_remove(struct platform_device *pdev) @@ -772,12 +944,14 @@ static int mtk_iommu_remove(struct platform_device *pdev) bus_set_iommu(&platform_bus_type, NULL); clk_disable_unprepare(data->bclk); + device_link_remove(data->smicomm_dev, &pdev->dev); + pm_runtime_disable(&pdev->dev); devm_free_irq(&pdev->dev, data->irq, data); component_master_del(&pdev->dev, &mtk_iommu_com_ops); return 0; } -static int __maybe_unused mtk_iommu_suspend(struct device *dev) +static int __maybe_unused mtk_iommu_runtime_suspend(struct device *dev) { struct mtk_iommu_data *data = dev_get_drvdata(dev); struct mtk_iommu_suspend_reg *reg = &data->reg; @@ -795,7 +969,7 @@ static int __maybe_unused mtk_iommu_suspend(struct device *dev) return 0; } -static int __maybe_unused mtk_iommu_resume(struct device *dev) +static int __maybe_unused mtk_iommu_runtime_resume(struct device *dev) { struct mtk_iommu_data *data = dev_get_drvdata(dev); struct mtk_iommu_suspend_reg *reg = &data->reg; @@ -803,6 +977,9 @@ static int __maybe_unused mtk_iommu_resume(struct device *dev) void __iomem *base = data->base; int ret; + /* Avoid first resume to affect the default value of registers below. */ + if (!m4u_dom) + return 0; ret = clk_prepare_enable(data->bclk); if (ret) { dev_err(data->dev, "Failed to enable clk(%d) in resume\n", ret); @@ -816,20 +993,22 @@ static int __maybe_unused mtk_iommu_resume(struct device *dev) writel_relaxed(reg->int_main_control, base + REG_MMU_INT_MAIN_CONTROL); writel_relaxed(reg->ivrp_paddr, base + REG_MMU_IVRP_PADDR); writel_relaxed(reg->vld_pa_rng, base + REG_MMU_VLD_PA_RNG); - if (m4u_dom) - writel(m4u_dom->cfg.arm_v7s_cfg.ttbr & MMU_PT_ADDR_MASK, - base + REG_MMU_PT_BASE_ADDR); + writel(m4u_dom->cfg.arm_v7s_cfg.ttbr & MMU_PT_ADDR_MASK, base + REG_MMU_PT_BASE_ADDR); return 0; } static const struct dev_pm_ops mtk_iommu_pm_ops = { - SET_NOIRQ_SYSTEM_SLEEP_PM_OPS(mtk_iommu_suspend, mtk_iommu_resume) + SET_RUNTIME_PM_OPS(mtk_iommu_runtime_suspend, mtk_iommu_runtime_resume, NULL) + SET_LATE_SYSTEM_SLEEP_PM_OPS(pm_runtime_force_suspend, + pm_runtime_force_resume) }; static const struct mtk_iommu_plat_data mt2712_data = { .m4u_plat = M4U_MT2712, .flags = HAS_4GB_MODE | HAS_BCLK | HAS_VLD_PA_RNG, .inv_sel_reg = REG_MMU_INV_SEL_GEN1, + .iova_region = single_domain, + .iova_region_nr = ARRAY_SIZE(single_domain), .larbid_remap = {{0}, {1}, {2}, {3}, {4}, {5}, {6}, {7}}, }; @@ -837,6 +1016,8 @@ static const struct mtk_iommu_plat_data mt6779_data = { .m4u_plat = M4U_MT6779, .flags = HAS_SUB_COMM | OUT_ORDER_WR_EN | WR_THROT_EN, .inv_sel_reg = REG_MMU_INV_SEL_GEN2, + .iova_region = single_domain, + .iova_region_nr = ARRAY_SIZE(single_domain), .larbid_remap = {{0}, {1}, {2}, {3}, {5}, {7, 8}, {10}, {9}}, }; @@ -844,6 +1025,8 @@ static const struct mtk_iommu_plat_data mt8167_data = { .m4u_plat = M4U_MT8167, .flags = RESET_AXI | HAS_LEGACY_IVRP_PADDR, .inv_sel_reg = REG_MMU_INV_SEL_GEN1, + .iova_region = single_domain, + .iova_region_nr = ARRAY_SIZE(single_domain), .larbid_remap = {{0}, {1}, {2}}, /* Linear mapping. */ }; @@ -852,6 +1035,8 @@ static const struct mtk_iommu_plat_data mt8173_data = { .flags = HAS_4GB_MODE | HAS_BCLK | RESET_AXI | HAS_LEGACY_IVRP_PADDR, .inv_sel_reg = REG_MMU_INV_SEL_GEN1, + .iova_region = single_domain, + .iova_region_nr = ARRAY_SIZE(single_domain), .larbid_remap = {{0}, {1}, {2}, {3}, {4}, {5}}, /* Linear mapping. */ }; @@ -859,15 +1044,29 @@ static const struct mtk_iommu_plat_data mt8183_data = { .m4u_plat = M4U_MT8183, .flags = RESET_AXI, .inv_sel_reg = REG_MMU_INV_SEL_GEN1, + .iova_region = single_domain, + .iova_region_nr = ARRAY_SIZE(single_domain), .larbid_remap = {{0}, {4}, {5}, {6}, {7}, {2}, {3}, {1}}, }; +static const struct mtk_iommu_plat_data mt8192_data = { + .m4u_plat = M4U_MT8192, + .flags = HAS_BCLK | HAS_SUB_COMM | OUT_ORDER_WR_EN | + WR_THROT_EN | IOVA_34_EN, + .inv_sel_reg = REG_MMU_INV_SEL_GEN2, + .iova_region = mt8192_multi_dom, + .iova_region_nr = ARRAY_SIZE(mt8192_multi_dom), + .larbid_remap = {{0}, {1}, {4, 5}, {7}, {2}, {9, 11, 19, 20}, + {0, 14, 16}, {0, 13, 18, 17}}, +}; + static const struct of_device_id mtk_iommu_of_ids[] = { { .compatible = "mediatek,mt2712-m4u", .data = &mt2712_data}, { .compatible = "mediatek,mt6779-m4u", .data = &mt6779_data}, { .compatible = "mediatek,mt8167-m4u", .data = &mt8167_data}, { .compatible = "mediatek,mt8173-m4u", .data = &mt8173_data}, { .compatible = "mediatek,mt8183-m4u", .data = &mt8183_data}, + { .compatible = "mediatek,mt8192-m4u", .data = &mt8192_data}, {} }; diff --git a/drivers/iommu/mtk_iommu.h b/drivers/iommu/mtk_iommu.h index df32b3e3408b..f81fa8862ed0 100644 --- a/drivers/iommu/mtk_iommu.h +++ b/drivers/iommu/mtk_iommu.h @@ -17,10 +17,13 @@ #include #include #include +#include #define MTK_LARB_COM_MAX 8 #define MTK_LARB_SUBCOM_MAX 4 +#define MTK_IOMMU_GROUP_MAX 8 + struct mtk_iommu_suspend_reg { union { u32 standard_axi_mode;/* v1 */ @@ -42,12 +45,18 @@ enum mtk_iommu_plat { M4U_MT8167, M4U_MT8173, M4U_MT8183, + M4U_MT8192, }; +struct mtk_iommu_iova_region; + struct mtk_iommu_plat_data { enum mtk_iommu_plat m4u_plat; u32 flags; u32 inv_sel_reg; + + unsigned int iova_region_nr; + const struct mtk_iommu_iova_region *iova_region; unsigned char larbid_remap[MTK_LARB_COM_MAX][MTK_LARB_SUBCOM_MAX]; }; @@ -61,12 +70,13 @@ struct mtk_iommu_data { phys_addr_t protect_base; /* protect memory base */ struct mtk_iommu_suspend_reg reg; struct mtk_iommu_domain *m4u_dom; - struct iommu_group *m4u_group; + struct iommu_group *m4u_group[MTK_IOMMU_GROUP_MAX]; bool enable_4GB; spinlock_t tlb_lock; /* lock for tlb range flush */ struct iommu_device iommu; const struct mtk_iommu_plat_data *plat_data; + struct device *smicomm_dev; struct dma_iommu_mapping *mapping; /* For mtk_iommu_v1.c */ diff --git a/drivers/iommu/tegra-gart.c b/drivers/iommu/tegra-gart.c index fac720273889..05e8e19b8269 100644 --- a/drivers/iommu/tegra-gart.c +++ b/drivers/iommu/tegra-gart.c @@ -261,7 +261,8 @@ static int gart_iommu_of_xlate(struct device *dev, return 0; } -static void gart_iommu_sync_map(struct iommu_domain *domain) +static void gart_iommu_sync_map(struct iommu_domain *domain, unsigned long iova, + size_t size) { FLUSH_GART_REGS(gart_handle); } @@ -269,7 +270,9 @@ static void gart_iommu_sync_map(struct iommu_domain *domain) static void gart_iommu_sync(struct iommu_domain *domain, struct iommu_iotlb_gather *gather) { - gart_iommu_sync_map(domain); + size_t length = gather->end - gather->start; + + gart_iommu_sync_map(domain, gather->start, length); } static const struct iommu_ops gart_iommu_ops = { diff --git a/drivers/irqchip/Kconfig b/drivers/irqchip/Kconfig index f8d5b0f12773..b7f826be8f18 100644 --- a/drivers/irqchip/Kconfig +++ b/drivers/irqchip/Kconfig @@ -466,7 +466,8 @@ config IMX_IRQSTEER Support for the i.MX IRQSTEER interrupt multiplexer/remapper. config IMX_INTMUX - def_bool y if ARCH_MXC || COMPILE_TEST + bool "i.MX INTMUX support" if COMPILE_TEST + default y if ARCH_MXC select IRQ_DOMAIN help Support for the i.MX INTMUX interrupt multiplexer. diff --git a/drivers/irqchip/irq-loongson-pch-msi.c b/drivers/irqchip/irq-loongson-pch-msi.c index 12aeeab43289..32562b7e681b 100644 --- a/drivers/irqchip/irq-loongson-pch-msi.c +++ b/drivers/irqchip/irq-loongson-pch-msi.c @@ -225,7 +225,7 @@ static int pch_msi_init(struct device_node *node, goto err_priv; } - priv->msi_map = bitmap_alloc(priv->num_irqs, GFP_KERNEL); + priv->msi_map = bitmap_zalloc(priv->num_irqs, GFP_KERNEL); if (!priv->msi_map) { ret = -ENOMEM; goto err_priv; diff --git a/drivers/macintosh/adb-iop.c b/drivers/macintosh/adb-iop.c index 0ee327249150..2633bc254935 100644 --- a/drivers/macintosh/adb-iop.c +++ b/drivers/macintosh/adb-iop.c @@ -19,6 +19,7 @@ #include #include #include +#include #include @@ -249,7 +250,7 @@ static void adb_iop_set_ap_complete(struct iop_msg *msg) { struct adb_iopmsg *amsg = (struct adb_iopmsg *)msg->message; - autopoll_devs = (amsg->data[1] << 8) | amsg->data[0]; + autopoll_devs = get_unaligned_be16(amsg->data); if (autopoll_devs & (1 << autopoll_addr)) return; autopoll_addr = autopoll_devs ? (ffs(autopoll_devs) - 1) : 0; @@ -266,8 +267,7 @@ static int adb_iop_autopoll(int devs) amsg.flags = ADB_IOP_SET_AUTOPOLL | (mask ? ADB_IOP_AUTOPOLL : 0); amsg.count = 2; amsg.cmd = 0; - amsg.data[0] = mask & 0xFF; - amsg.data[1] = (mask >> 8) & 0xFF; + put_unaligned_be16(mask, amsg.data); iop_send_message(ADB_IOP, ADB_CHAN, NULL, sizeof(amsg), (__u8 *)&amsg, adb_iop_set_ap_complete); diff --git a/drivers/mailbox/sprd-mailbox.c b/drivers/mailbox/sprd-mailbox.c index f6fab24ae8a9..4c325301a2fe 100644 --- a/drivers/mailbox/sprd-mailbox.c +++ b/drivers/mailbox/sprd-mailbox.c @@ -35,7 +35,7 @@ #define SPRD_MBOX_IRQ_CLR BIT(0) /* Bit and mask definiation for outbox's SPRD_MBOX_FIFO_STS register */ -#define SPRD_OUTBOX_FIFO_FULL BIT(0) +#define SPRD_OUTBOX_FIFO_FULL BIT(2) #define SPRD_OUTBOX_FIFO_WR_SHIFT 16 #define SPRD_OUTBOX_FIFO_RD_SHIFT 24 #define SPRD_OUTBOX_FIFO_POS_MASK GENMASK(7, 0) diff --git a/drivers/md/bcache/bcache.h b/drivers/md/bcache/bcache.h index 1d57f48307e6..e8bf4f752e8b 100644 --- a/drivers/md/bcache/bcache.h +++ b/drivers/md/bcache/bcache.h @@ -1001,6 +1001,7 @@ void bch_write_bdev_super(struct cached_dev *dc, struct closure *parent); extern struct workqueue_struct *bcache_wq; extern struct workqueue_struct *bch_journal_wq; +extern struct workqueue_struct *bch_flush_wq; extern struct mutex bch_register_lock; extern struct list_head bch_cache_sets; @@ -1042,5 +1043,7 @@ void bch_debug_exit(void); void bch_debug_init(void); void bch_request_exit(void); int bch_request_init(void); +void bch_btree_exit(void); +int bch_btree_init(void); #endif /* _BCACHE_H */ diff --git a/drivers/md/bcache/btree.c b/drivers/md/bcache/btree.c index 910df242c83d..fe6dce125aba 100644 --- a/drivers/md/bcache/btree.c +++ b/drivers/md/bcache/btree.c @@ -99,6 +99,8 @@ #define PTR_HASH(c, k) \ (((k)->ptr[0] >> c->bucket_bits) | PTR_GEN(k, 0)) +static struct workqueue_struct *btree_io_wq; + #define insert_lock(s, b) ((b)->level <= (s)->lock) @@ -308,7 +310,7 @@ static void __btree_node_write_done(struct closure *cl) btree_complete_write(b, w); if (btree_node_dirty(b)) - schedule_delayed_work(&b->work, 30 * HZ); + queue_delayed_work(btree_io_wq, &b->work, 30 * HZ); closure_return_with_destructor(cl, btree_node_write_unlock); } @@ -481,7 +483,7 @@ static void bch_btree_leaf_dirty(struct btree *b, atomic_t *journal_ref) BUG_ON(!i->keys); if (!btree_node_dirty(b)) - schedule_delayed_work(&b->work, 30 * HZ); + queue_delayed_work(btree_io_wq, &b->work, 30 * HZ); set_btree_node_dirty(b); @@ -2764,3 +2766,18 @@ void bch_keybuf_init(struct keybuf *buf) spin_lock_init(&buf->lock); array_allocator_init(&buf->freelist); } + +void bch_btree_exit(void) +{ + if (btree_io_wq) + destroy_workqueue(btree_io_wq); +} + +int __init bch_btree_init(void) +{ + btree_io_wq = alloc_workqueue("bch_btree_io", WQ_MEM_RECLAIM, 0); + if (!btree_io_wq) + return -ENOMEM; + + return 0; +} diff --git a/drivers/md/bcache/journal.c b/drivers/md/bcache/journal.c index aefbdb7e003b..c6613e817333 100644 --- a/drivers/md/bcache/journal.c +++ b/drivers/md/bcache/journal.c @@ -932,8 +932,8 @@ atomic_t *bch_journal(struct cache_set *c, journal_try_write(c); } else if (!w->dirty) { w->dirty = true; - schedule_delayed_work(&c->journal.work, - msecs_to_jiffies(c->journal_delay_ms)); + queue_delayed_work(bch_flush_wq, &c->journal.work, + msecs_to_jiffies(c->journal_delay_ms)); spin_unlock(&c->journal.lock); } else { spin_unlock(&c->journal.lock); diff --git a/drivers/md/bcache/super.c b/drivers/md/bcache/super.c index a148b92ad856..248bda63f085 100644 --- a/drivers/md/bcache/super.c +++ b/drivers/md/bcache/super.c @@ -49,6 +49,7 @@ static int bcache_major; static DEFINE_IDA(bcache_device_idx); static wait_queue_head_t unregister_wait; struct workqueue_struct *bcache_wq; +struct workqueue_struct *bch_flush_wq; struct workqueue_struct *bch_journal_wq; @@ -2833,6 +2834,9 @@ static void bcache_exit(void) destroy_workqueue(bcache_wq); if (bch_journal_wq) destroy_workqueue(bch_journal_wq); + if (bch_flush_wq) + destroy_workqueue(bch_flush_wq); + bch_btree_exit(); if (bcache_major) unregister_blkdev(bcache_major, "bcache"); @@ -2888,10 +2892,26 @@ static int __init bcache_init(void) return bcache_major; } + if (bch_btree_init()) + goto err; + bcache_wq = alloc_workqueue("bcache", WQ_MEM_RECLAIM, 0); if (!bcache_wq) goto err; + /* + * Let's not make this `WQ_MEM_RECLAIM` for the following reasons: + * + * 1. It used `system_wq` before which also does no memory reclaim. + * 2. With `WQ_MEM_RECLAIM` desktop stalls, increased boot times, and + * reduced throughput can be observed. + * + * We still want to user our own queue to not congest the `system_wq`. + */ + bch_flush_wq = alloc_workqueue("bch_flush", 0, 0); + if (!bch_flush_wq) + goto err; + bch_journal_wq = alloc_workqueue("bch_journal", WQ_MEM_RECLAIM, 0); if (!bch_journal_wq) goto err; diff --git a/drivers/md/dm-bufio.c b/drivers/md/dm-bufio.c index fce4cbf9529d..50f3e673729c 100644 --- a/drivers/md/dm-bufio.c +++ b/drivers/md/dm-bufio.c @@ -1526,6 +1526,10 @@ EXPORT_SYMBOL_GPL(dm_bufio_get_block_size); sector_t dm_bufio_get_device_size(struct dm_bufio_client *c) { sector_t s = i_size_read(c->bdev->bd_inode) >> SECTOR_SHIFT; + if (s >= c->start) + s -= c->start; + else + s = 0; if (likely(c->sectors_per_block_bits >= 0)) s >>= c->sectors_per_block_bits; else diff --git a/drivers/md/dm-core.h b/drivers/md/dm-core.h index e7af0363d154..780aec612dac 100644 --- a/drivers/md/dm-core.h +++ b/drivers/md/dm-core.h @@ -105,6 +105,10 @@ struct mapped_device { struct block_device *bdev; + int swap_bios; + struct semaphore swap_bios_semaphore; + struct mutex swap_bios_lock; + struct dm_stats stats; /* for blk-mq request-based DM support */ diff --git a/drivers/md/dm-crypt.c b/drivers/md/dm-crypt.c index 875823d6ee7e..70ae6f3aede9 100644 --- a/drivers/md/dm-crypt.c +++ b/drivers/md/dm-crypt.c @@ -3324,6 +3324,7 @@ static int crypt_ctr(struct dm_target *ti, unsigned int argc, char **argv) wake_up_process(cc->write_thread); ti->num_flush_bios = 1; + ti->limit_swap_bios = true; return 0; diff --git a/drivers/md/dm-era-target.c b/drivers/md/dm-era-target.c index b24e3839bb3a..d9ac7372108c 100644 --- a/drivers/md/dm-era-target.c +++ b/drivers/md/dm-era-target.c @@ -47,6 +47,7 @@ struct writeset { static void writeset_free(struct writeset *ws) { vfree(ws->bits); + ws->bits = NULL; } static int setup_on_disk_bitset(struct dm_disk_bitset *info, @@ -71,8 +72,6 @@ static size_t bitset_size(unsigned nr_bits) */ static int writeset_alloc(struct writeset *ws, dm_block_t nr_blocks) { - ws->md.nr_bits = nr_blocks; - ws->md.root = INVALID_WRITESET_ROOT; ws->bits = vzalloc(bitset_size(nr_blocks)); if (!ws->bits) { DMERR("%s: couldn't allocate in memory bitset", __func__); @@ -85,12 +84,14 @@ static int writeset_alloc(struct writeset *ws, dm_block_t nr_blocks) /* * Wipes the in-core bitset, and creates a new on disk bitset. */ -static int writeset_init(struct dm_disk_bitset *info, struct writeset *ws) +static int writeset_init(struct dm_disk_bitset *info, struct writeset *ws, + dm_block_t nr_blocks) { int r; - memset(ws->bits, 0, bitset_size(ws->md.nr_bits)); + memset(ws->bits, 0, bitset_size(nr_blocks)); + ws->md.nr_bits = nr_blocks; r = setup_on_disk_bitset(info, ws->md.nr_bits, &ws->md.root); if (r) { DMERR("%s: setup_on_disk_bitset failed", __func__); @@ -134,7 +135,7 @@ static int writeset_test_and_set(struct dm_disk_bitset *info, { int r; - if (!test_and_set_bit(block, ws->bits)) { + if (!test_bit(block, ws->bits)) { r = dm_bitset_set_bit(info, ws->md.root, block, &ws->md.root); if (r) { /* FIXME: fail mode */ @@ -388,7 +389,7 @@ static void ws_dec(void *context, const void *value) static int ws_eq(void *context, const void *value1, const void *value2) { - return !memcmp(value1, value2, sizeof(struct writeset_metadata)); + return !memcmp(value1, value2, sizeof(struct writeset_disk)); } /*----------------------------------------------------------------*/ @@ -564,6 +565,15 @@ static int open_metadata(struct era_metadata *md) } disk = dm_block_data(sblock); + + /* Verify the data block size hasn't changed */ + if (le32_to_cpu(disk->data_block_size) != md->block_size) { + DMERR("changing the data block size (from %u to %llu) is not supported", + le32_to_cpu(disk->data_block_size), md->block_size); + r = -EINVAL; + goto bad; + } + r = dm_tm_open_with_sm(md->bm, SUPERBLOCK_LOCATION, disk->metadata_space_map_root, sizeof(disk->metadata_space_map_root), @@ -575,10 +585,10 @@ static int open_metadata(struct era_metadata *md) setup_infos(md); - md->block_size = le32_to_cpu(disk->data_block_size); md->nr_blocks = le32_to_cpu(disk->nr_blocks); md->current_era = le32_to_cpu(disk->current_era); + ws_unpack(&disk->current_writeset, &md->current_writeset->md); md->writeset_tree_root = le64_to_cpu(disk->writeset_tree_root); md->era_array_root = le64_to_cpu(disk->era_array_root); md->metadata_snap = le64_to_cpu(disk->metadata_snap); @@ -746,6 +756,12 @@ static int metadata_digest_lookup_writeset(struct era_metadata *md, ws_unpack(&disk, &d->writeset); d->value = cpu_to_le32(key); + /* + * We initialise another bitset info to avoid any caching side effects + * with the previous one. + */ + dm_disk_bitset_init(md->tm, &d->info); + d->nr_bits = min(d->writeset.nr_bits, md->nr_blocks); d->current_bit = 0; d->step = metadata_digest_transcribe_writeset; @@ -759,12 +775,6 @@ static int metadata_digest_start(struct era_metadata *md, struct digest *d) return 0; memset(d, 0, sizeof(*d)); - - /* - * We initialise another bitset info to avoid any caching side - * effects with the previous one. - */ - dm_disk_bitset_init(md->tm, &d->info); d->step = metadata_digest_lookup_writeset; return 0; @@ -802,6 +812,8 @@ static struct era_metadata *metadata_open(struct block_device *bdev, static void metadata_close(struct era_metadata *md) { + writeset_free(&md->writesets[0]); + writeset_free(&md->writesets[1]); destroy_persistent_data_objects(md); kfree(md); } @@ -839,6 +851,7 @@ static int metadata_resize(struct era_metadata *md, void *arg) r = writeset_alloc(&md->writesets[1], *new_size); if (r) { DMERR("%s: writeset_alloc failed for writeset 1", __func__); + writeset_free(&md->writesets[0]); return r; } @@ -849,6 +862,8 @@ static int metadata_resize(struct era_metadata *md, void *arg) &value, &md->era_array_root); if (r) { DMERR("%s: dm_array_resize failed", __func__); + writeset_free(&md->writesets[0]); + writeset_free(&md->writesets[1]); return r; } @@ -870,7 +885,6 @@ static int metadata_era_archive(struct era_metadata *md) } ws_pack(&md->current_writeset->md, &value); - md->current_writeset->md.root = INVALID_WRITESET_ROOT; keys[0] = md->current_era; __dm_bless_for_disk(&value); @@ -882,6 +896,7 @@ static int metadata_era_archive(struct era_metadata *md) return r; } + md->current_writeset->md.root = INVALID_WRITESET_ROOT; md->archived_writesets = true; return 0; @@ -898,7 +913,7 @@ static int metadata_new_era(struct era_metadata *md) int r; struct writeset *new_writeset = next_writeset(md); - r = writeset_init(&md->bitset_info, new_writeset); + r = writeset_init(&md->bitset_info, new_writeset, md->nr_blocks); if (r) { DMERR("%s: writeset_init failed", __func__); return r; @@ -951,7 +966,7 @@ static int metadata_commit(struct era_metadata *md) int r; struct dm_block *sblock; - if (md->current_writeset->md.root != SUPERBLOCK_LOCATION) { + if (md->current_writeset->md.root != INVALID_WRITESET_ROOT) { r = dm_bitset_flush(&md->bitset_info, md->current_writeset->md.root, &md->current_writeset->md.root); if (r) { @@ -1225,8 +1240,10 @@ static void process_deferred_bios(struct era *era) int r; struct bio_list deferred_bios, marked_bios; struct bio *bio; + struct blk_plug plug; bool commit_needed = false; bool failed = false; + struct writeset *ws = era->md->current_writeset; bio_list_init(&deferred_bios); bio_list_init(&marked_bios); @@ -1236,9 +1253,11 @@ static void process_deferred_bios(struct era *era) bio_list_init(&era->deferred_bios); spin_unlock(&era->deferred_lock); + if (bio_list_empty(&deferred_bios)) + return; + while ((bio = bio_list_pop(&deferred_bios))) { - r = writeset_test_and_set(&era->md->bitset_info, - era->md->current_writeset, + r = writeset_test_and_set(&era->md->bitset_info, ws, get_block(era, bio)); if (r < 0) { /* @@ -1246,7 +1265,6 @@ static void process_deferred_bios(struct era *era) * FIXME: finish. */ failed = true; - } else if (r == 0) commit_needed = true; @@ -1262,9 +1280,19 @@ static void process_deferred_bios(struct era *era) if (failed) while ((bio = bio_list_pop(&marked_bios))) bio_io_error(bio); - else - while ((bio = bio_list_pop(&marked_bios))) + else { + blk_start_plug(&plug); + while ((bio = bio_list_pop(&marked_bios))) { + /* + * Only update the in-core writeset if the on-disk one + * was updated too. + */ + if (commit_needed) + set_bit(get_block(era, bio), ws->bits); submit_bio_noacct(bio); + } + blk_finish_plug(&plug); + } } static void process_rpc_calls(struct era *era) @@ -1473,15 +1501,6 @@ static int era_ctr(struct dm_target *ti, unsigned argc, char **argv) } era->md = md; - era->nr_blocks = calc_nr_blocks(era); - - r = metadata_resize(era->md, &era->nr_blocks); - if (r) { - ti->error = "couldn't resize metadata"; - era_destroy(era); - return -ENOMEM; - } - era->wq = alloc_ordered_workqueue("dm-" DM_MSG_PREFIX, WQ_MEM_RECLAIM); if (!era->wq) { ti->error = "could not create workqueue for metadata object"; @@ -1556,16 +1575,24 @@ static int era_preresume(struct dm_target *ti) dm_block_t new_size = calc_nr_blocks(era); if (era->nr_blocks != new_size) { - r = in_worker1(era, metadata_resize, &new_size); - if (r) + r = metadata_resize(era->md, &new_size); + if (r) { + DMERR("%s: metadata_resize failed", __func__); return r; + } + + r = metadata_commit(era->md); + if (r) { + DMERR("%s: metadata_commit failed", __func__); + return r; + } era->nr_blocks = new_size; } start_worker(era); - r = in_worker0(era, metadata_new_era); + r = in_worker0(era, metadata_era_rollover); if (r) { DMERR("%s: metadata_era_rollover failed", __func__); return r; diff --git a/drivers/md/dm-table.c b/drivers/md/dm-table.c index e2c7f91dd6c9..be2274c534ac 100644 --- a/drivers/md/dm-table.c +++ b/drivers/md/dm-table.c @@ -831,24 +831,24 @@ void dm_table_set_type(struct dm_table *t, enum dm_queue_mode type) EXPORT_SYMBOL_GPL(dm_table_set_type); /* validate the dax capability of the target device span */ -int device_supports_dax(struct dm_target *ti, struct dm_dev *dev, +int device_not_dax_capable(struct dm_target *ti, struct dm_dev *dev, sector_t start, sector_t len, void *data) { int blocksize = *(int *) data, id; bool rc; id = dax_read_lock(); - rc = dax_supported(dev->dax_dev, dev->bdev, blocksize, start, len); + rc = !dax_supported(dev->dax_dev, dev->bdev, blocksize, start, len); dax_read_unlock(id); return rc; } /* Check devices support synchronous DAX */ -static int device_dax_synchronous(struct dm_target *ti, struct dm_dev *dev, - sector_t start, sector_t len, void *data) +static int device_not_dax_synchronous_capable(struct dm_target *ti, struct dm_dev *dev, + sector_t start, sector_t len, void *data) { - return dev->dax_dev && dax_synchronous(dev->dax_dev); + return !dev->dax_dev || !dax_synchronous(dev->dax_dev); } bool dm_table_supports_dax(struct dm_table *t, @@ -865,7 +865,7 @@ bool dm_table_supports_dax(struct dm_table *t, return false; if (!ti->type->iterate_devices || - !ti->type->iterate_devices(ti, iterate_fn, blocksize)) + ti->type->iterate_devices(ti, iterate_fn, blocksize)) return false; } @@ -936,7 +936,7 @@ static int dm_table_determine_type(struct dm_table *t) verify_bio_based: /* We must use this table as bio-based */ t->type = DM_TYPE_BIO_BASED; - if (dm_table_supports_dax(t, device_supports_dax, &page_size) || + if (dm_table_supports_dax(t, device_not_dax_capable, &page_size) || (list_empty(devices) && live_md_type == DM_TYPE_DAX_BIO_BASED)) { t->type = DM_TYPE_DAX_BIO_BASED; } @@ -1593,6 +1593,46 @@ struct dm_target *dm_table_find_target(struct dm_table *t, sector_t sector) return &t->targets[(KEYS_PER_NODE * n) + k]; } +/* + * type->iterate_devices() should be called when the sanity check needs to + * iterate and check all underlying data devices. iterate_devices() will + * iterate all underlying data devices until it encounters a non-zero return + * code, returned by whether the input iterate_devices_callout_fn, or + * iterate_devices() itself internally. + * + * For some target type (e.g. dm-stripe), one call of iterate_devices() may + * iterate multiple underlying devices internally, in which case a non-zero + * return code returned by iterate_devices_callout_fn will stop the iteration + * in advance. + * + * Cases requiring _any_ underlying device supporting some kind of attribute, + * should use the iteration structure like dm_table_any_dev_attr(), or call + * it directly. @func should handle semantics of positive examples, e.g. + * capable of something. + * + * Cases requiring _all_ underlying devices supporting some kind of attribute, + * should use the iteration structure like dm_table_supports_nowait() or + * dm_table_supports_discards(). Or introduce dm_table_all_devs_attr() that + * uses an @anti_func that handle semantics of counter examples, e.g. not + * capable of something. So: return !dm_table_any_dev_attr(t, anti_func, data); + */ +static bool dm_table_any_dev_attr(struct dm_table *t, + iterate_devices_callout_fn func, void *data) +{ + struct dm_target *ti; + unsigned int i; + + for (i = 0; i < dm_table_get_num_targets(t); i++) { + ti = dm_table_get_target(t, i); + + if (ti->type->iterate_devices && + ti->type->iterate_devices(ti, func, data)) + return true; + } + + return false; +} + static int count_device(struct dm_target *ti, struct dm_dev *dev, sector_t start, sector_t len, void *data) { @@ -1629,13 +1669,13 @@ bool dm_table_has_no_data_devices(struct dm_table *table) return true; } -static int device_is_zoned_model(struct dm_target *ti, struct dm_dev *dev, - sector_t start, sector_t len, void *data) +static int device_not_zoned_model(struct dm_target *ti, struct dm_dev *dev, + sector_t start, sector_t len, void *data) { struct request_queue *q = bdev_get_queue(dev->bdev); enum blk_zoned_model *zoned_model = data; - return q && blk_queue_zoned_model(q) == *zoned_model; + return !q || blk_queue_zoned_model(q) != *zoned_model; } static bool dm_table_supports_zoned_model(struct dm_table *t, @@ -1652,37 +1692,20 @@ static bool dm_table_supports_zoned_model(struct dm_table *t, return false; if (!ti->type->iterate_devices || - !ti->type->iterate_devices(ti, device_is_zoned_model, &zoned_model)) + ti->type->iterate_devices(ti, device_not_zoned_model, &zoned_model)) return false; } return true; } -static int device_matches_zone_sectors(struct dm_target *ti, struct dm_dev *dev, - sector_t start, sector_t len, void *data) +static int device_not_matches_zone_sectors(struct dm_target *ti, struct dm_dev *dev, + sector_t start, sector_t len, void *data) { struct request_queue *q = bdev_get_queue(dev->bdev); unsigned int *zone_sectors = data; - return q && blk_queue_zone_sectors(q) == *zone_sectors; -} - -static bool dm_table_matches_zone_sectors(struct dm_table *t, - unsigned int zone_sectors) -{ - struct dm_target *ti; - unsigned i; - - for (i = 0; i < dm_table_get_num_targets(t); i++) { - ti = dm_table_get_target(t, i); - - if (!ti->type->iterate_devices || - !ti->type->iterate_devices(ti, device_matches_zone_sectors, &zone_sectors)) - return false; - } - - return true; + return !q || blk_queue_zone_sectors(q) != *zone_sectors; } static int validate_hardware_zoned_model(struct dm_table *table, @@ -1702,7 +1725,7 @@ static int validate_hardware_zoned_model(struct dm_table *table, if (!zone_sectors || !is_power_of_2(zone_sectors)) return -EINVAL; - if (!dm_table_matches_zone_sectors(table, zone_sectors)) { + if (dm_table_any_dev_attr(table, device_not_matches_zone_sectors, &zone_sectors)) { DMERR("%s: zone sectors is not consistent across all devices", dm_device_name(table->md)); return -EINVAL; @@ -1876,29 +1899,12 @@ static int device_dax_write_cache_enabled(struct dm_target *ti, return false; } -static int dm_table_supports_dax_write_cache(struct dm_table *t) -{ - struct dm_target *ti; - unsigned i; - - for (i = 0; i < dm_table_get_num_targets(t); i++) { - ti = dm_table_get_target(t, i); - - if (ti->type->iterate_devices && - ti->type->iterate_devices(ti, - device_dax_write_cache_enabled, NULL)) - return true; - } - - return false; -} - -static int device_is_nonrot(struct dm_target *ti, struct dm_dev *dev, - sector_t start, sector_t len, void *data) +static int device_is_rotational(struct dm_target *ti, struct dm_dev *dev, + sector_t start, sector_t len, void *data) { struct request_queue *q = bdev_get_queue(dev->bdev); - return q && blk_queue_nonrot(q); + return q && !blk_queue_nonrot(q); } static int device_is_not_random(struct dm_target *ti, struct dm_dev *dev, @@ -1909,23 +1915,6 @@ static int device_is_not_random(struct dm_target *ti, struct dm_dev *dev, return q && !blk_queue_add_random(q); } -static bool dm_table_all_devices_attribute(struct dm_table *t, - iterate_devices_callout_fn func) -{ - struct dm_target *ti; - unsigned i; - - for (i = 0; i < dm_table_get_num_targets(t); i++) { - ti = dm_table_get_target(t, i); - - if (!ti->type->iterate_devices || - !ti->type->iterate_devices(ti, func, NULL)) - return false; - } - - return true; -} - static int device_not_write_same_capable(struct dm_target *ti, struct dm_dev *dev, sector_t start, sector_t len, void *data) { @@ -2077,27 +2066,6 @@ static int device_requires_stable_pages(struct dm_target *ti, return q && blk_queue_stable_writes(q); } -/* - * If any underlying device requires stable pages, a table must require - * them as well. Only targets that support iterate_devices are considered: - * don't want error, zero, etc to require stable pages. - */ -static bool dm_table_requires_stable_pages(struct dm_table *t) -{ - struct dm_target *ti; - unsigned i; - - for (i = 0; i < dm_table_get_num_targets(t); i++) { - ti = dm_table_get_target(t, i); - - if (ti->type->iterate_devices && - ti->type->iterate_devices(ti, device_requires_stable_pages, NULL)) - return true; - } - - return false; -} - void dm_table_set_restrictions(struct dm_table *t, struct request_queue *q, struct queue_limits *limits) { @@ -2135,22 +2103,22 @@ void dm_table_set_restrictions(struct dm_table *t, struct request_queue *q, } blk_queue_write_cache(q, wc, fua); - if (dm_table_supports_dax(t, device_supports_dax, &page_size)) { + if (dm_table_supports_dax(t, device_not_dax_capable, &page_size)) { blk_queue_flag_set(QUEUE_FLAG_DAX, q); - if (dm_table_supports_dax(t, device_dax_synchronous, NULL)) + if (dm_table_supports_dax(t, device_not_dax_synchronous_capable, NULL)) set_dax_synchronous(t->md->dax_dev); } else blk_queue_flag_clear(QUEUE_FLAG_DAX, q); - if (dm_table_supports_dax_write_cache(t)) + if (dm_table_any_dev_attr(t, device_dax_write_cache_enabled, NULL)) dax_write_cache(t->md->dax_dev, true); /* Ensure that all underlying devices are non-rotational. */ - if (dm_table_all_devices_attribute(t, device_is_nonrot)) - blk_queue_flag_set(QUEUE_FLAG_NONROT, q); - else + if (dm_table_any_dev_attr(t, device_is_rotational, NULL)) blk_queue_flag_clear(QUEUE_FLAG_NONROT, q); + else + blk_queue_flag_set(QUEUE_FLAG_NONROT, q); if (!dm_table_supports_write_same(t)) q->limits.max_write_same_sectors = 0; @@ -2162,8 +2130,11 @@ void dm_table_set_restrictions(struct dm_table *t, struct request_queue *q, /* * Some devices don't use blk_integrity but still want stable pages * because they do their own checksumming. + * If any underlying device requires stable pages, a table must require + * them as well. Only targets that support iterate_devices are considered: + * don't want error, zero, etc to require stable pages. */ - if (dm_table_requires_stable_pages(t)) + if (dm_table_any_dev_attr(t, device_requires_stable_pages, NULL)) blk_queue_flag_set(QUEUE_FLAG_STABLE_WRITES, q); else blk_queue_flag_clear(QUEUE_FLAG_STABLE_WRITES, q); @@ -2174,7 +2145,8 @@ void dm_table_set_restrictions(struct dm_table *t, struct request_queue *q, * Clear QUEUE_FLAG_ADD_RANDOM if any underlying device does not * have it set. */ - if (blk_queue_add_random(q) && dm_table_all_devices_attribute(t, device_is_not_random)) + if (blk_queue_add_random(q) && + dm_table_any_dev_attr(t, device_is_not_random, NULL)) blk_queue_flag_clear(QUEUE_FLAG_ADD_RANDOM, q); /* diff --git a/drivers/md/dm-verity-fec.c b/drivers/md/dm-verity-fec.c index fb41b4f23c48..66f4c6398f67 100644 --- a/drivers/md/dm-verity-fec.c +++ b/drivers/md/dm-verity-fec.c @@ -61,19 +61,18 @@ static int fec_decode_rs8(struct dm_verity *v, struct dm_verity_fec_io *fio, static u8 *fec_read_parity(struct dm_verity *v, u64 rsb, int index, unsigned *offset, struct dm_buffer **buf) { - u64 position, block; + u64 position, block, rem; u8 *res; position = (index + rsb) * v->fec->roots; - block = position >> v->data_dev_block_bits; - *offset = (unsigned)(position - (block << v->data_dev_block_bits)); + block = div64_u64_rem(position, v->fec->roots << SECTOR_SHIFT, &rem); + *offset = (unsigned)rem; - res = dm_bufio_read(v->fec->bufio, v->fec->start + block, buf); + res = dm_bufio_read(v->fec->bufio, block, buf); if (IS_ERR(res)) { DMERR("%s: FEC %llu: parity read failed (block %llu): %ld", v->data_dev->name, (unsigned long long)rsb, - (unsigned long long)(v->fec->start + block), - PTR_ERR(res)); + (unsigned long long)block, PTR_ERR(res)); *buf = NULL; } @@ -155,7 +154,7 @@ static int fec_decode_bufs(struct dm_verity *v, struct dm_verity_fec_io *fio, /* read the next block when we run out of parity bytes */ offset += v->fec->roots; - if (offset >= 1 << v->data_dev_block_bits) { + if (offset >= v->fec->roots << SECTOR_SHIFT) { dm_bufio_release(buf); par = fec_read_parity(v, rsb, block_offset, &offset, &buf); @@ -674,7 +673,7 @@ int verity_fec_ctr(struct dm_verity *v) { struct dm_verity_fec *f = v->fec; struct dm_target *ti = v->ti; - u64 hash_blocks; + u64 hash_blocks, fec_blocks; int ret; if (!verity_fec_is_enabled(v)) { @@ -744,15 +743,17 @@ int verity_fec_ctr(struct dm_verity *v) } f->bufio = dm_bufio_client_create(f->dev->bdev, - 1 << v->data_dev_block_bits, + f->roots << SECTOR_SHIFT, 1, 0, NULL, NULL); if (IS_ERR(f->bufio)) { ti->error = "Cannot initialize FEC bufio client"; return PTR_ERR(f->bufio); } - if (dm_bufio_get_device_size(f->bufio) < - ((f->start + f->rounds * f->roots) >> v->data_dev_block_bits)) { + dm_bufio_set_sector_offset(f->bufio, f->start << (v->data_dev_block_bits - SECTOR_SHIFT)); + + fec_blocks = div64_u64(f->rounds * f->roots, v->fec->roots << SECTOR_SHIFT); + if (dm_bufio_get_device_size(f->bufio) < fec_blocks) { ti->error = "FEC device is too small"; return -E2BIG; } diff --git a/drivers/md/dm-writecache.c b/drivers/md/dm-writecache.c index d5223a0e5cc5..8628c4aa2e85 100644 --- a/drivers/md/dm-writecache.c +++ b/drivers/md/dm-writecache.c @@ -148,6 +148,7 @@ struct dm_writecache { size_t metadata_sectors; size_t n_blocks; uint64_t seq_count; + sector_t data_device_sectors; void *block_start; struct wc_entry *entries; unsigned block_size; @@ -159,14 +160,22 @@ struct dm_writecache { bool overwrote_committed:1; bool memory_vmapped:1; + bool start_sector_set:1; bool high_wm_percent_set:1; bool low_wm_percent_set:1; bool max_writeback_jobs_set:1; bool autocommit_blocks_set:1; bool autocommit_time_set:1; + bool max_age_set:1; bool writeback_fua_set:1; bool flush_on_suspend:1; bool cleaner:1; + bool cleaner_set:1; + + unsigned high_wm_percent_value; + unsigned low_wm_percent_value; + unsigned autocommit_time_value; + unsigned max_age_value; unsigned writeback_all; struct workqueue_struct *writeback_wq; @@ -523,7 +532,7 @@ static void ssd_commit_superblock(struct dm_writecache *wc) region.bdev = wc->ssd_dev->bdev; region.sector = 0; - region.count = PAGE_SIZE; + region.count = PAGE_SIZE >> SECTOR_SHIFT; if (unlikely(region.sector + region.count > wc->metadata_sectors)) region.count = wc->metadata_sectors - region.sector; @@ -969,6 +978,8 @@ static void writecache_resume(struct dm_target *ti) wc_lock(wc); + wc->data_device_sectors = i_size_read(wc->dev->bdev->bd_inode) >> SECTOR_SHIFT; + if (WC_MODE_PMEM(wc)) { persistent_memory_invalidate_cache(wc->memory_map, wc->memory_map_size); } else { @@ -1638,6 +1649,10 @@ static bool wc_add_block(struct writeback_struct *wb, struct wc_entry *e, gfp_t void *address = memory_data(wc, e); persistent_memory_flush_cache(address, block_size); + + if (unlikely(bio_end_sector(&wb->bio) >= wc->data_device_sectors)) + return true; + return bio_add_page(&wb->bio, persistent_memory_page(address), block_size, persistent_memory_page_offset(address)) != 0; } @@ -1709,6 +1724,9 @@ static void __writecache_writeback_pmem(struct dm_writecache *wc, struct writeba if (writecache_has_error(wc)) { bio->bi_status = BLK_STS_IOERR; bio_endio(bio); + } else if (unlikely(!bio_sectors(bio))) { + bio->bi_status = BLK_STS_OK; + bio_endio(bio); } else { submit_bio(bio); } @@ -1752,6 +1770,14 @@ static void __writecache_writeback_ssd(struct dm_writecache *wc, struct writebac e = f; } + if (unlikely(to.sector + to.count > wc->data_device_sectors)) { + if (to.sector >= wc->data_device_sectors) { + writecache_copy_endio(0, 0, c); + continue; + } + from.count = to.count = wc->data_device_sectors - to.sector; + } + dm_kcopyd_copy(wc->dm_kcopyd, &from, 1, &to, 0, writecache_copy_endio, c); __writeback_throttle(wc, wbl); @@ -2205,6 +2231,7 @@ static int writecache_ctr(struct dm_target *ti, unsigned argc, char **argv) if (sscanf(string, "%llu%c", &start_sector, &dummy) != 1) goto invalid_optional; wc->start_sector = start_sector; + wc->start_sector_set = true; if (wc->start_sector != start_sector || wc->start_sector >= wc->memory_map_size >> SECTOR_SHIFT) goto invalid_optional; @@ -2214,6 +2241,7 @@ static int writecache_ctr(struct dm_target *ti, unsigned argc, char **argv) goto invalid_optional; if (high_wm_percent < 0 || high_wm_percent > 100) goto invalid_optional; + wc->high_wm_percent_value = high_wm_percent; wc->high_wm_percent_set = true; } else if (!strcasecmp(string, "low_watermark") && opt_params >= 1) { string = dm_shift_arg(&as), opt_params--; @@ -2221,6 +2249,7 @@ static int writecache_ctr(struct dm_target *ti, unsigned argc, char **argv) goto invalid_optional; if (low_wm_percent < 0 || low_wm_percent > 100) goto invalid_optional; + wc->low_wm_percent_value = low_wm_percent; wc->low_wm_percent_set = true; } else if (!strcasecmp(string, "writeback_jobs") && opt_params >= 1) { string = dm_shift_arg(&as), opt_params--; @@ -2240,6 +2269,7 @@ static int writecache_ctr(struct dm_target *ti, unsigned argc, char **argv) if (autocommit_msecs > 3600000) goto invalid_optional; wc->autocommit_jiffies = msecs_to_jiffies(autocommit_msecs); + wc->autocommit_time_value = autocommit_msecs; wc->autocommit_time_set = true; } else if (!strcasecmp(string, "max_age") && opt_params >= 1) { unsigned max_age_msecs; @@ -2249,7 +2279,10 @@ static int writecache_ctr(struct dm_target *ti, unsigned argc, char **argv) if (max_age_msecs > 86400000) goto invalid_optional; wc->max_age = msecs_to_jiffies(max_age_msecs); + wc->max_age_set = true; + wc->max_age_value = max_age_msecs; } else if (!strcasecmp(string, "cleaner")) { + wc->cleaner_set = true; wc->cleaner = true; } else if (!strcasecmp(string, "fua")) { if (WC_MODE_PMEM(wc)) { @@ -2455,7 +2488,6 @@ static void writecache_status(struct dm_target *ti, status_type_t type, struct dm_writecache *wc = ti->private; unsigned extra_args; unsigned sz = 0; - uint64_t x; switch (type) { case STATUSTYPE_INFO: @@ -2467,11 +2499,11 @@ static void writecache_status(struct dm_target *ti, status_type_t type, DMEMIT("%c %s %s %u ", WC_MODE_PMEM(wc) ? 'p' : 's', wc->dev->name, wc->ssd_dev->name, wc->block_size); extra_args = 0; - if (wc->start_sector) + if (wc->start_sector_set) extra_args += 2; - if (wc->high_wm_percent_set && !wc->cleaner) + if (wc->high_wm_percent_set) extra_args += 2; - if (wc->low_wm_percent_set && !wc->cleaner) + if (wc->low_wm_percent_set) extra_args += 2; if (wc->max_writeback_jobs_set) extra_args += 2; @@ -2479,37 +2511,29 @@ static void writecache_status(struct dm_target *ti, status_type_t type, extra_args += 2; if (wc->autocommit_time_set) extra_args += 2; - if (wc->max_age != MAX_AGE_UNSPECIFIED) + if (wc->max_age_set) extra_args += 2; - if (wc->cleaner) + if (wc->cleaner_set) extra_args++; if (wc->writeback_fua_set) extra_args++; DMEMIT("%u", extra_args); - if (wc->start_sector) + if (wc->start_sector_set) DMEMIT(" start_sector %llu", (unsigned long long)wc->start_sector); - if (wc->high_wm_percent_set && !wc->cleaner) { - x = (uint64_t)wc->freelist_high_watermark * 100; - x += wc->n_blocks / 2; - do_div(x, (size_t)wc->n_blocks); - DMEMIT(" high_watermark %u", 100 - (unsigned)x); - } - if (wc->low_wm_percent_set && !wc->cleaner) { - x = (uint64_t)wc->freelist_low_watermark * 100; - x += wc->n_blocks / 2; - do_div(x, (size_t)wc->n_blocks); - DMEMIT(" low_watermark %u", 100 - (unsigned)x); - } + if (wc->high_wm_percent_set) + DMEMIT(" high_watermark %u", wc->high_wm_percent_value); + if (wc->low_wm_percent_set) + DMEMIT(" low_watermark %u", wc->low_wm_percent_value); if (wc->max_writeback_jobs_set) DMEMIT(" writeback_jobs %u", wc->max_writeback_jobs); if (wc->autocommit_blocks_set) DMEMIT(" autocommit_blocks %u", wc->autocommit_blocks); if (wc->autocommit_time_set) - DMEMIT(" autocommit_time %u", jiffies_to_msecs(wc->autocommit_jiffies)); - if (wc->max_age != MAX_AGE_UNSPECIFIED) - DMEMIT(" max_age %u", jiffies_to_msecs(wc->max_age)); - if (wc->cleaner) + DMEMIT(" autocommit_time %u", wc->autocommit_time_value); + if (wc->max_age_set) + DMEMIT(" max_age %u", wc->max_age_value); + if (wc->cleaner_set) DMEMIT(" cleaner"); if (wc->writeback_fua_set) DMEMIT(" %sfua", wc->writeback_fua ? "" : "no"); @@ -2519,7 +2543,7 @@ static void writecache_status(struct dm_target *ti, status_type_t type, static struct target_type writecache_target = { .name = "writecache", - .version = {1, 3, 0}, + .version = {1, 4, 0}, .module = THIS_MODULE, .ctr = writecache_ctr, .dtr = writecache_dtr, diff --git a/drivers/md/dm.c b/drivers/md/dm.c index 2322741035ca..ca7e320b9f46 100644 --- a/drivers/md/dm.c +++ b/drivers/md/dm.c @@ -149,6 +149,16 @@ EXPORT_SYMBOL_GPL(dm_bio_get_target_bio_nr); #define DM_NUMA_NODE NUMA_NO_NODE static int dm_numa_node = DM_NUMA_NODE; +#define DEFAULT_SWAP_BIOS (8 * 1048576 / PAGE_SIZE) +static int swap_bios = DEFAULT_SWAP_BIOS; +static int get_swap_bios(void) +{ + int latch = READ_ONCE(swap_bios); + if (unlikely(latch <= 0)) + latch = DEFAULT_SWAP_BIOS; + return latch; +} + /* * For mempools pre-allocation at the table loading time. */ @@ -967,6 +977,11 @@ void disable_write_zeroes(struct mapped_device *md) limits->max_write_zeroes_sectors = 0; } +static bool swap_bios_limit(struct dm_target *ti, struct bio *bio) +{ + return unlikely((bio->bi_opf & REQ_SWAP) != 0) && unlikely(ti->limit_swap_bios); +} + static void clone_endio(struct bio *bio) { blk_status_t error = bio->bi_status; @@ -1017,6 +1032,11 @@ static void clone_endio(struct bio *bio) } } + if (unlikely(swap_bios_limit(tio->ti, bio))) { + struct mapped_device *md = io->md; + up(&md->swap_bios_semaphore); + } + free_tio(tio); dec_pending(io, error); } @@ -1126,7 +1146,7 @@ static bool dm_dax_supported(struct dax_device *dax_dev, struct block_device *bd if (!map) goto out; - ret = dm_table_supports_dax(map, device_supports_dax, &blocksize); + ret = dm_table_supports_dax(map, device_not_dax_capable, &blocksize); out: dm_put_live_table(md, srcu_idx); @@ -1250,6 +1270,22 @@ void dm_accept_partial_bio(struct bio *bio, unsigned n_sectors) } EXPORT_SYMBOL_GPL(dm_accept_partial_bio); +static noinline void __set_swap_bios_limit(struct mapped_device *md, int latch) +{ + mutex_lock(&md->swap_bios_lock); + while (latch < md->swap_bios) { + cond_resched(); + down(&md->swap_bios_semaphore); + md->swap_bios--; + } + while (latch > md->swap_bios) { + cond_resched(); + up(&md->swap_bios_semaphore); + md->swap_bios++; + } + mutex_unlock(&md->swap_bios_lock); +} + static blk_qc_t __map_bio(struct dm_target_io *tio) { int r; @@ -1269,6 +1305,14 @@ static blk_qc_t __map_bio(struct dm_target_io *tio) atomic_inc(&io->io_count); sector = clone->bi_iter.bi_sector; + if (unlikely(swap_bios_limit(ti, clone))) { + struct mapped_device *md = io->md; + int latch = get_swap_bios(); + if (unlikely(latch != md->swap_bios)) + __set_swap_bios_limit(md, latch); + down(&md->swap_bios_semaphore); + } + r = ti->type->map(ti, clone); switch (r) { case DM_MAPIO_SUBMITTED: @@ -1280,10 +1324,18 @@ static blk_qc_t __map_bio(struct dm_target_io *tio) ret = submit_bio_noacct(clone); break; case DM_MAPIO_KILL: + if (unlikely(swap_bios_limit(ti, clone))) { + struct mapped_device *md = io->md; + up(&md->swap_bios_semaphore); + } free_tio(tio); dec_pending(io, BLK_STS_IOERR); break; case DM_MAPIO_REQUEUE: + if (unlikely(swap_bios_limit(ti, clone))) { + struct mapped_device *md = io->md; + up(&md->swap_bios_semaphore); + } free_tio(tio); dec_pending(io, BLK_STS_DM_REQUEUE); break; @@ -1772,6 +1824,7 @@ static void cleanup_mapped_device(struct mapped_device *md) mutex_destroy(&md->suspend_lock); mutex_destroy(&md->type_lock); mutex_destroy(&md->table_devices_lock); + mutex_destroy(&md->swap_bios_lock); dm_mq_cleanup_mapped_device(md); } @@ -1839,6 +1892,10 @@ static struct mapped_device *alloc_dev(int minor) init_waitqueue_head(&md->eventq); init_completion(&md->kobj_holder.completion); + md->swap_bios = get_swap_bios(); + sema_init(&md->swap_bios_semaphore, md->swap_bios); + mutex_init(&md->swap_bios_lock); + md->disk->major = _major; md->disk->first_minor = minor; md->disk->fops = &dm_blk_dops; @@ -3127,6 +3184,9 @@ MODULE_PARM_DESC(reserved_bio_based_ios, "Reserved IOs in bio-based mempools"); module_param(dm_numa_node, int, S_IRUGO | S_IWUSR); MODULE_PARM_DESC(dm_numa_node, "NUMA node for DM device memory allocations"); +module_param(swap_bios, int, S_IRUGO | S_IWUSR); +MODULE_PARM_DESC(swap_bios, "Maximum allowed inflight swap IOs"); + MODULE_DESCRIPTION(DM_NAME " driver"); MODULE_AUTHOR("Joe Thornber "); MODULE_LICENSE("GPL"); diff --git a/drivers/md/dm.h b/drivers/md/dm.h index fffe1e289c53..b441ad772c18 100644 --- a/drivers/md/dm.h +++ b/drivers/md/dm.h @@ -73,7 +73,7 @@ void dm_table_free_md_mempools(struct dm_table *t); struct dm_md_mempools *dm_table_get_md_mempools(struct dm_table *t); bool dm_table_supports_dax(struct dm_table *t, iterate_devices_callout_fn fn, int *blocksize); -int device_supports_dax(struct dm_target *ti, struct dm_dev *dev, +int device_not_dax_capable(struct dm_target *ti, struct dm_dev *dev, sector_t start, sector_t len, void *data); void dm_lock_md_type(struct mapped_device *md); diff --git a/drivers/media/i2c/max9286.c b/drivers/media/i2c/max9286.c index c82c1493e099..b1e2476d3c9e 100644 --- a/drivers/media/i2c/max9286.c +++ b/drivers/media/i2c/max9286.c @@ -580,7 +580,7 @@ static int max9286_v4l2_notifier_register(struct max9286_priv *priv) asd = v4l2_async_notifier_add_fwnode_subdev(&priv->notifier, source->fwnode, - sizeof(*asd)); + sizeof(struct max9286_asd)); if (IS_ERR(asd)) { dev_err(dev, "Failed to add subdev for source %u: %ld", i, PTR_ERR(asd)); diff --git a/drivers/media/i2c/ov5670.c b/drivers/media/i2c/ov5670.c index f26252e35e08..04d3f1490201 100644 --- a/drivers/media/i2c/ov5670.c +++ b/drivers/media/i2c/ov5670.c @@ -2084,7 +2084,8 @@ static int ov5670_init_controls(struct ov5670 *ov5670) /* By default, V4L2_CID_PIXEL_RATE is read only */ ov5670->pixel_rate = v4l2_ctrl_new_std(ctrl_hdlr, &ov5670_ctrl_ops, - V4L2_CID_PIXEL_RATE, 0, + V4L2_CID_PIXEL_RATE, + link_freq_configs[0].pixel_rate, link_freq_configs[0].pixel_rate, 1, link_freq_configs[0].pixel_rate); diff --git a/drivers/media/pci/cx23885/cx23885-core.c b/drivers/media/pci/cx23885/cx23885-core.c index 4b0c53f61fb7..4e8132d4b2df 100644 --- a/drivers/media/pci/cx23885/cx23885-core.c +++ b/drivers/media/pci/cx23885/cx23885-core.c @@ -2074,6 +2074,10 @@ static struct { * 0x1451 is PCI ID for the IOMMU found on Ryzen */ { PCI_VENDOR_ID_AMD, 0x1451 }, + /* According to sudo lspci -nn, + * 0x1423 is the PCI ID for the IOMMU found on Kaveri + */ + { PCI_VENDOR_ID_AMD, 0x1423 }, }; static bool cx23885_does_need_dma_reset(void) diff --git a/drivers/media/pci/cx25821/cx25821-core.c b/drivers/media/pci/cx25821/cx25821-core.c index 55018d9e439f..285047b32c44 100644 --- a/drivers/media/pci/cx25821/cx25821-core.c +++ b/drivers/media/pci/cx25821/cx25821-core.c @@ -976,8 +976,10 @@ int cx25821_riscmem_alloc(struct pci_dev *pci, __le32 *cpu; dma_addr_t dma = 0; - if (NULL != risc->cpu && risc->size < size) + if (risc->cpu && risc->size < size) { pci_free_consistent(pci, risc->size, risc->cpu, risc->dma); + risc->cpu = NULL; + } if (NULL == risc->cpu) { cpu = pci_zalloc_consistent(pci, size, &dma); if (NULL == cpu) diff --git a/drivers/media/pci/intel/ipu3/Kconfig b/drivers/media/pci/intel/ipu3/Kconfig index 82d7f17e6a02..7a805201034b 100644 --- a/drivers/media/pci/intel/ipu3/Kconfig +++ b/drivers/media/pci/intel/ipu3/Kconfig @@ -2,7 +2,8 @@ config VIDEO_IPU3_CIO2 tristate "Intel ipu3-cio2 driver" depends on VIDEO_V4L2 && PCI - depends on (X86 && ACPI) || COMPILE_TEST + depends on ACPI || COMPILE_TEST + depends on X86 select MEDIA_CONTROLLER select VIDEO_V4L2_SUBDEV_API select V4L2_FWNODE diff --git a/drivers/media/pci/intel/ipu3/ipu3-cio2.c b/drivers/media/pci/intel/ipu3/ipu3-cio2.c index 1fcd131482e0..dcbfe8c9abc7 100644 --- a/drivers/media/pci/intel/ipu3/ipu3-cio2.c +++ b/drivers/media/pci/intel/ipu3/ipu3-cio2.c @@ -1277,7 +1277,7 @@ static int cio2_subdev_set_fmt(struct v4l2_subdev *sd, fmt->format.code = formats[0].mbus_code; for (i = 0; i < ARRAY_SIZE(formats); i++) { - if (formats[i].mbus_code == fmt->format.code) { + if (formats[i].mbus_code == mbus_code) { fmt->format.code = mbus_code; break; } diff --git a/drivers/media/pci/saa7134/saa7134-empress.c b/drivers/media/pci/saa7134/saa7134-empress.c index 39e3c7f8c5b4..76a37fbd8458 100644 --- a/drivers/media/pci/saa7134/saa7134-empress.c +++ b/drivers/media/pci/saa7134/saa7134-empress.c @@ -282,8 +282,11 @@ static int empress_init(struct saa7134_dev *dev) q->lock = &dev->lock; q->dev = &dev->pci->dev; err = vb2_queue_init(q); - if (err) + if (err) { + video_device_release(dev->empress_dev); + dev->empress_dev = NULL; return err; + } dev->empress_dev->queue = q; dev->empress_dev->device_caps = V4L2_CAP_READWRITE | V4L2_CAP_STREAMING | V4L2_CAP_VIDEO_CAPTURE; diff --git a/drivers/media/pci/smipcie/smipcie-ir.c b/drivers/media/pci/smipcie/smipcie-ir.c index e6b74e161a05..c0604d9c7011 100644 --- a/drivers/media/pci/smipcie/smipcie-ir.c +++ b/drivers/media/pci/smipcie/smipcie-ir.c @@ -60,38 +60,44 @@ static void smi_ir_decode(struct smi_rc *ir) { struct smi_dev *dev = ir->dev; struct rc_dev *rc_dev = ir->rc_dev; - u32 dwIRControl, dwIRData; - u8 index, ucIRCount, readLoop; + u32 control, data; + u8 index, ir_count, read_loop; - dwIRControl = smi_read(IR_Init_Reg); + control = smi_read(IR_Init_Reg); - if (dwIRControl & rbIRVld) { - ucIRCount = (u8) smi_read(IR_Data_Cnt); + dev_dbg(&rc_dev->dev, "ircontrol: 0x%08x\n", control); - readLoop = ucIRCount/4; - if (ucIRCount % 4) - readLoop += 1; - for (index = 0; index < readLoop; index++) { - dwIRData = smi_read(IR_DATA_BUFFER_BASE + (index * 4)); + if (control & rbIRVld) { + ir_count = (u8)smi_read(IR_Data_Cnt); - ir->irData[index*4 + 0] = (u8)(dwIRData); - ir->irData[index*4 + 1] = (u8)(dwIRData >> 8); - ir->irData[index*4 + 2] = (u8)(dwIRData >> 16); - ir->irData[index*4 + 3] = (u8)(dwIRData >> 24); + dev_dbg(&rc_dev->dev, "ircount %d\n", ir_count); + + read_loop = ir_count / 4; + if (ir_count % 4) + read_loop += 1; + for (index = 0; index < read_loop; index++) { + data = smi_read(IR_DATA_BUFFER_BASE + (index * 4)); + dev_dbg(&rc_dev->dev, "IRData 0x%08x\n", data); + + ir->irData[index * 4 + 0] = (u8)(data); + ir->irData[index * 4 + 1] = (u8)(data >> 8); + ir->irData[index * 4 + 2] = (u8)(data >> 16); + ir->irData[index * 4 + 3] = (u8)(data >> 24); } - smi_raw_process(rc_dev, ir->irData, ucIRCount); - smi_set(IR_Init_Reg, rbIRVld); + smi_raw_process(rc_dev, ir->irData, ir_count); } - if (dwIRControl & rbIRhighidle) { + if (control & rbIRhighidle) { struct ir_raw_event rawir = {}; + dev_dbg(&rc_dev->dev, "high idle\n"); + rawir.pulse = 0; rawir.duration = SMI_SAMPLE_PERIOD * SMI_SAMPLE_IDLEMIN; ir_raw_event_store_with_filter(rc_dev, &rawir); - smi_set(IR_Init_Reg, rbIRhighidle); } + smi_set(IR_Init_Reg, rbIRVld); ir_raw_event_handle(rc_dev); } @@ -150,7 +156,7 @@ int smi_ir_init(struct smi_dev *dev) rc_dev->dev.parent = &dev->pci_dev->dev; rc_dev->map_name = dev->info->rc_map; - rc_dev->timeout = MS_TO_US(100); + rc_dev->timeout = SMI_SAMPLE_PERIOD * SMI_SAMPLE_IDLEMIN; rc_dev->rx_resolution = SMI_SAMPLE_PERIOD; ir->rc_dev = rc_dev; @@ -173,7 +179,7 @@ void smi_ir_exit(struct smi_dev *dev) struct smi_rc *ir = &dev->ir; struct rc_dev *rc_dev = ir->rc_dev; - smi_ir_stop(ir); rc_unregister_device(rc_dev); + smi_ir_stop(ir); ir->rc_dev = NULL; } diff --git a/drivers/media/platform/aspeed-video.c b/drivers/media/platform/aspeed-video.c index c46a79eace98..f2c4dadd6a0e 100644 --- a/drivers/media/platform/aspeed-video.c +++ b/drivers/media/platform/aspeed-video.c @@ -1551,12 +1551,12 @@ static int aspeed_video_setup_video(struct aspeed_video *video) V4L2_JPEG_CHROMA_SUBSAMPLING_420, mask, V4L2_JPEG_CHROMA_SUBSAMPLING_444); - if (video->ctrl_handler.error) { + rc = video->ctrl_handler.error; + if (rc) { v4l2_ctrl_handler_free(&video->ctrl_handler); v4l2_device_unregister(v4l2_dev); - dev_err(video->dev, "Failed to init controls: %d\n", - video->ctrl_handler.error); + dev_err(video->dev, "Failed to init controls: %d\n", rc); return rc; } diff --git a/drivers/media/platform/marvell-ccic/mcam-core.c b/drivers/media/platform/marvell-ccic/mcam-core.c index c012fd2e1d29..34266fba824f 100644 --- a/drivers/media/platform/marvell-ccic/mcam-core.c +++ b/drivers/media/platform/marvell-ccic/mcam-core.c @@ -931,6 +931,7 @@ static int mclk_enable(struct clk_hw *hw) mclk_div = 2; } + pm_runtime_get_sync(cam->dev); clk_enable(cam->clk[0]); mcam_reg_write(cam, REG_CLKCTRL, (mclk_src << 29) | mclk_div); mcam_ctlr_power_up(cam); @@ -944,6 +945,7 @@ static void mclk_disable(struct clk_hw *hw) mcam_ctlr_power_down(cam); clk_disable(cam->clk[0]); + pm_runtime_put(cam->dev); } static unsigned long mclk_recalc_rate(struct clk_hw *hw, diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_drv.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_drv.c index 3be8a04c4c67..219c2c5b78ef 100644 --- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_drv.c +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc_drv.c @@ -310,7 +310,7 @@ static int mtk_vcodec_probe(struct platform_device *pdev) ret = PTR_ERR((__force void *)dev->reg_base[VENC_SYS]); goto err_res; } - mtk_v4l2_debug(2, "reg[%d] base=0x%p", i, dev->reg_base[VENC_SYS]); + mtk_v4l2_debug(2, "reg[%d] base=0x%p", VENC_SYS, dev->reg_base[VENC_SYS]); res = platform_get_resource(pdev, IORESOURCE_IRQ, 0); if (res == NULL) { @@ -339,7 +339,7 @@ static int mtk_vcodec_probe(struct platform_device *pdev) ret = PTR_ERR((__force void *)dev->reg_base[VENC_LT_SYS]); goto err_res; } - mtk_v4l2_debug(2, "reg[%d] base=0x%p", i, dev->reg_base[VENC_LT_SYS]); + mtk_v4l2_debug(2, "reg[%d] base=0x%p", VENC_LT_SYS, dev->reg_base[VENC_LT_SYS]); dev->enc_lt_irq = platform_get_irq(pdev, 1); irq_set_status_flags(dev->enc_lt_irq, IRQ_NOAUTOEN); diff --git a/drivers/media/platform/mtk-vcodec/vdec/vdec_vp9_if.c b/drivers/media/platform/mtk-vcodec/vdec/vdec_vp9_if.c index 5ea153a68522..d9880210b2ab 100644 --- a/drivers/media/platform/mtk-vcodec/vdec/vdec_vp9_if.c +++ b/drivers/media/platform/mtk-vcodec/vdec/vdec_vp9_if.c @@ -890,7 +890,8 @@ static int vdec_vp9_decode(void *h_vdec, struct mtk_vcodec_mem *bs, memset(inst->seg_id_buf.va, 0, inst->seg_id_buf.size); if (vsi->show_frame & BIT(2)) { - if (vpu_dec_start(&inst->vpu, NULL, 0)) { + ret = vpu_dec_start(&inst->vpu, NULL, 0); + if (ret) { mtk_vcodec_err(inst, "vpu trig decoder failed"); goto DECODE_ERROR; } diff --git a/drivers/media/platform/pxa_camera.c b/drivers/media/platform/pxa_camera.c index e47520fcb93c..4ee7d5327df0 100644 --- a/drivers/media/platform/pxa_camera.c +++ b/drivers/media/platform/pxa_camera.c @@ -1386,6 +1386,9 @@ static int pxac_vb2_prepare(struct vb2_buffer *vb) struct pxa_camera_dev *pcdev = vb2_get_drv_priv(vb->vb2_queue); struct pxa_buffer *buf = vb2_to_pxa_buffer(vb); int ret = 0; +#ifdef DEBUG + int i; +#endif switch (pcdev->channels) { case 1: diff --git a/drivers/media/platform/qcom/camss/camss-video.c b/drivers/media/platform/qcom/camss/camss-video.c index 114c3ae4a4ab..15965e63cb61 100644 --- a/drivers/media/platform/qcom/camss/camss-video.c +++ b/drivers/media/platform/qcom/camss/camss-video.c @@ -979,6 +979,7 @@ int msm_video_register(struct camss_video *video, struct v4l2_device *v4l2_dev, video->nformats = ARRAY_SIZE(formats_rdi_8x96); } } else { + ret = -EINVAL; goto error_video_register; } diff --git a/drivers/media/platform/ti-vpe/cal.c b/drivers/media/platform/ti-vpe/cal.c index 59a0266b1f39..2eef245c31a1 100644 --- a/drivers/media/platform/ti-vpe/cal.c +++ b/drivers/media/platform/ti-vpe/cal.c @@ -406,7 +406,7 @@ static irqreturn_t cal_irq(int irq_cal, void *data) */ struct cal_v4l2_async_subdev { - struct v4l2_async_subdev asd; + struct v4l2_async_subdev asd; /* Must be first */ struct cal_camerarx *phy; }; @@ -472,7 +472,7 @@ static int cal_async_notifier_register(struct cal_dev *cal) fwnode = of_fwnode_handle(phy->sensor_node); asd = v4l2_async_notifier_add_fwnode_subdev(&cal->notifier, fwnode, - sizeof(*asd)); + sizeof(*casd)); if (IS_ERR(asd)) { phy_err(phy, "Failed to add subdev to notifier\n"); ret = PTR_ERR(asd); diff --git a/drivers/media/platform/vsp1/vsp1_drm.c b/drivers/media/platform/vsp1/vsp1_drm.c index 86d5e3f4b1ff..06f74d410973 100644 --- a/drivers/media/platform/vsp1/vsp1_drm.c +++ b/drivers/media/platform/vsp1/vsp1_drm.c @@ -245,7 +245,7 @@ static int vsp1_du_pipeline_setup_brx(struct vsp1_device *vsp1, brx = &vsp1->bru->entity; else if (pipe->brx && !drm_pipe->force_brx_release) brx = pipe->brx; - else if (!vsp1->bru->entity.pipe) + else if (vsp1_feature(vsp1, VSP1_HAS_BRU) && !vsp1->bru->entity.pipe) brx = &vsp1->bru->entity; else brx = &vsp1->brs->entity; @@ -462,9 +462,9 @@ static int vsp1_du_pipeline_setup_inputs(struct vsp1_device *vsp1, * make sure it is present in the pipeline's list of entities if it * wasn't already. */ - if (!use_uif) { + if (drm_pipe->uif && !use_uif) { drm_pipe->uif->pipe = NULL; - } else if (!drm_pipe->uif->pipe) { + } else if (drm_pipe->uif && !drm_pipe->uif->pipe) { drm_pipe->uif->pipe = pipe; list_add_tail(&drm_pipe->uif->list_pipe, &pipe->entities); } diff --git a/drivers/media/platform/vsp1/vsp1_drv.c b/drivers/media/platform/vsp1/vsp1_drv.c index dc62533cf32c..aa66e4f5f3f3 100644 --- a/drivers/media/platform/vsp1/vsp1_drv.c +++ b/drivers/media/platform/vsp1/vsp1_drv.c @@ -882,8 +882,10 @@ static int vsp1_probe(struct platform_device *pdev) } done: - if (ret) + if (ret) { pm_runtime_disable(&pdev->dev); + rcar_fcp_put(vsp1->fcp); + } return ret; } diff --git a/drivers/media/rc/Makefile b/drivers/media/rc/Makefile index 5bb2932ab119..ff6a8fc4c38e 100644 --- a/drivers/media/rc/Makefile +++ b/drivers/media/rc/Makefile @@ -5,6 +5,7 @@ obj-y += keymaps/ obj-$(CONFIG_RC_CORE) += rc-core.o rc-core-y := rc-main.o rc-ir-raw.o rc-core-$(CONFIG_LIRC) += lirc_dev.o +rc-core-$(CONFIG_MEDIA_CEC_RC) += keymaps/rc-cec.o rc-core-$(CONFIG_BPF_LIRC_MODE2) += bpf-lirc.o obj-$(CONFIG_IR_NEC_DECODER) += ir-nec-decoder.o obj-$(CONFIG_IR_RC5_DECODER) += ir-rc5-decoder.o diff --git a/drivers/media/rc/ir_toy.c b/drivers/media/rc/ir_toy.c index e0242c9b6aeb..3e729a17b35f 100644 --- a/drivers/media/rc/ir_toy.c +++ b/drivers/media/rc/ir_toy.c @@ -491,6 +491,7 @@ static void irtoy_disconnect(struct usb_interface *intf) static const struct usb_device_id irtoy_table[] = { { USB_DEVICE_INTERFACE_CLASS(0x04d8, 0xfd08, USB_CLASS_CDC_DATA) }, + { USB_DEVICE_INTERFACE_CLASS(0x04d8, 0xf58b, USB_CLASS_CDC_DATA) }, { } }; diff --git a/drivers/media/rc/keymaps/Makefile b/drivers/media/rc/keymaps/Makefile index aaa1bf81d00d..3581761e9797 100644 --- a/drivers/media/rc/keymaps/Makefile +++ b/drivers/media/rc/keymaps/Makefile @@ -21,7 +21,6 @@ obj-$(CONFIG_RC_MAP) += rc-adstech-dvb-t-pci.o \ rc-behold.o \ rc-behold-columbus.o \ rc-budget-ci-old.o \ - rc-cec.o \ rc-cinergy-1400.o \ rc-cinergy.o \ rc-d680-dmb.o \ diff --git a/drivers/media/rc/keymaps/rc-cec.c b/drivers/media/rc/keymaps/rc-cec.c index 3e3bd11092b4..068e22aeac8c 100644 --- a/drivers/media/rc/keymaps/rc-cec.c +++ b/drivers/media/rc/keymaps/rc-cec.c @@ -1,5 +1,15 @@ // SPDX-License-Identifier: GPL-2.0-or-later /* Keytable for the CEC remote control + * + * This keymap is unusual in that it can't be built as a module, + * instead it is registered directly in rc-main.c if CONFIG_MEDIA_CEC_RC + * is set. This is because it can be called from drm_dp_cec_set_edid() via + * cec_register_adapter() in an asynchronous context, and it is not + * allowed to use request_module() to load rc-cec.ko in that case. + * + * Since this keymap is only used if CONFIG_MEDIA_CEC_RC is set, we + * just compile this keymap into the rc-core module and never as a + * separate module. * * Copyright (c) 2015 by Kamil Debski */ @@ -152,7 +162,7 @@ static struct rc_map_table cec[] = { /* 0x77-0xff: Reserved */ }; -static struct rc_map_list cec_map = { +struct rc_map_list cec_map = { .map = { .scan = cec, .size = ARRAY_SIZE(cec), @@ -160,19 +170,3 @@ static struct rc_map_list cec_map = { .name = RC_MAP_CEC, } }; - -static int __init init_rc_map_cec(void) -{ - return rc_map_register(&cec_map); -} - -static void __exit exit_rc_map_cec(void) -{ - rc_map_unregister(&cec_map); -} - -module_init(init_rc_map_cec); -module_exit(exit_rc_map_cec); - -MODULE_LICENSE("GPL"); -MODULE_AUTHOR("Kamil Debski"); diff --git a/drivers/media/rc/mceusb.c b/drivers/media/rc/mceusb.c index f1dbd059ed08..5642595a057e 100644 --- a/drivers/media/rc/mceusb.c +++ b/drivers/media/rc/mceusb.c @@ -701,11 +701,18 @@ static void mceusb_dev_printdata(struct mceusb_dev *ir, u8 *buf, int buf_len, data[0], data[1]); break; case MCE_RSP_EQIRCFS: + if (!data[0] && !data[1]) { + dev_dbg(dev, "%s: no carrier", inout); + break; + } + // prescaler should make sense + if (data[0] > 8) + break; period = DIV_ROUND_CLOSEST((1U << data[0] * 2) * (data[1] + 1), 10); if (!period) break; - carrier = (1000 * 1000) / period; + carrier = USEC_PER_SEC / period; dev_dbg(dev, "%s carrier of %u Hz (period %uus)", inout, carrier, period); break; @@ -1169,7 +1176,7 @@ static void mceusb_handle_command(struct mceusb_dev *ir, u8 *buf_in) switch (subcmd) { /* the one and only 5-byte return value command */ case MCE_RSP_GETPORTSTATUS: - if (buf_in[5] == 0) + if (buf_in[5] == 0 && *hi < 8) ir->txports_cabled |= 1 << *hi; break; diff --git a/drivers/media/rc/rc-main.c b/drivers/media/rc/rc-main.c index 1fd62c1dac76..8e88dc8ea6c5 100644 --- a/drivers/media/rc/rc-main.c +++ b/drivers/media/rc/rc-main.c @@ -2069,6 +2069,9 @@ static int __init rc_core_init(void) led_trigger_register_simple("rc-feedback", &led_feedback); rc_map_register(&empty_map); +#ifdef CONFIG_MEDIA_CEC_RC + rc_map_register(&cec_map); +#endif return 0; } @@ -2078,6 +2081,9 @@ static void __exit rc_core_exit(void) lirc_dev_exit(); class_unregister(&rc_class); led_trigger_unregister_simple(led_feedback); +#ifdef CONFIG_MEDIA_CEC_RC + rc_map_unregister(&cec_map); +#endif rc_map_unregister(&empty_map); } diff --git a/drivers/media/test-drivers/vidtv/vidtv_psi.c b/drivers/media/test-drivers/vidtv/vidtv_psi.c index 4511a2a98405..1724bb485e67 100644 --- a/drivers/media/test-drivers/vidtv/vidtv_psi.c +++ b/drivers/media/test-drivers/vidtv/vidtv_psi.c @@ -1164,6 +1164,8 @@ u32 vidtv_psi_pmt_write_into(struct vidtv_psi_pmt_write_args *args) struct vidtv_psi_desc *table_descriptor = args->pmt->descriptor; struct vidtv_psi_table_pmt_stream *stream = args->pmt->stream; struct vidtv_psi_desc *stream_descriptor; + u32 crc = INITIAL_CRC; + u32 nbytes = 0; struct header_write_args h_args = { .dest_buf = args->buf, .dest_offset = args->offset, @@ -1181,6 +1183,7 @@ u32 vidtv_psi_pmt_write_into(struct vidtv_psi_pmt_write_args *args) .new_psi_section = false, .is_crc = false, .dest_buf_sz = args->buf_sz, + .crc = &crc, }; struct desc_write_args d_args = { .dest_buf = args->buf, @@ -1193,8 +1196,6 @@ u32 vidtv_psi_pmt_write_into(struct vidtv_psi_pmt_write_args *args) .pid = args->pid, .dest_buf_sz = args->buf_sz, }; - u32 crc = INITIAL_CRC; - u32 nbytes = 0; vidtv_psi_pmt_table_update_sec_len(args->pmt); diff --git a/drivers/media/tuners/qm1d1c0042.c b/drivers/media/tuners/qm1d1c0042.c index 0e26d22f0b26..53aa2558f71e 100644 --- a/drivers/media/tuners/qm1d1c0042.c +++ b/drivers/media/tuners/qm1d1c0042.c @@ -343,8 +343,10 @@ static int qm1d1c0042_init(struct dvb_frontend *fe) if (val == reg_initval[reg_index][0x00]) break; } - if (reg_index >= QM1D1C0042_NUM_REG_ROWS) + if (reg_index >= QM1D1C0042_NUM_REG_ROWS) { + ret = -EINVAL; goto failed; + } memcpy(state->regs, reg_initval[reg_index], QM1D1C0042_NUM_REGS); usleep_range(2000, 3000); diff --git a/drivers/media/usb/dvb-usb-v2/lmedm04.c b/drivers/media/usb/dvb-usb-v2/lmedm04.c index 5a7a9522d46d..9ddda8d68ee0 100644 --- a/drivers/media/usb/dvb-usb-v2/lmedm04.c +++ b/drivers/media/usb/dvb-usb-v2/lmedm04.c @@ -391,7 +391,7 @@ static int lme2510_int_read(struct dvb_usb_adapter *adap) ep = usb_pipe_endpoint(d->udev, lme_int->lme_urb->pipe); if (usb_endpoint_type(&ep->desc) == USB_ENDPOINT_XFER_BULK) - lme_int->lme_urb->pipe = usb_rcvbulkpipe(d->udev, 0xa), + lme_int->lme_urb->pipe = usb_rcvbulkpipe(d->udev, 0xa); usb_submit_urb(lme_int->lme_urb, GFP_ATOMIC); info("INT Interrupt Service Started"); diff --git a/drivers/media/usb/em28xx/em28xx-core.c b/drivers/media/usb/em28xx/em28xx-core.c index e6088b5d1b80..3daa64bb1e1d 100644 --- a/drivers/media/usb/em28xx/em28xx-core.c +++ b/drivers/media/usb/em28xx/em28xx-core.c @@ -956,14 +956,10 @@ int em28xx_alloc_urbs(struct em28xx *dev, enum em28xx_mode mode, int xfer_bulk, usb_bufs->buf[i] = kzalloc(sb_size, GFP_KERNEL); if (!usb_bufs->buf[i]) { - em28xx_uninit_usb_xfer(dev, mode); - for (i--; i >= 0; i--) kfree(usb_bufs->buf[i]); - kfree(usb_bufs->buf); - usb_bufs->buf = NULL; - + em28xx_uninit_usb_xfer(dev, mode); return -ENOMEM; } diff --git a/drivers/media/usb/tm6000/tm6000-dvb.c b/drivers/media/usb/tm6000/tm6000-dvb.c index 19c90fa9e443..293a460f4616 100644 --- a/drivers/media/usb/tm6000/tm6000-dvb.c +++ b/drivers/media/usb/tm6000/tm6000-dvb.c @@ -141,6 +141,10 @@ static int tm6000_start_stream(struct tm6000_core *dev) if (ret < 0) { printk(KERN_ERR "tm6000: error %i in %s during pipe reset\n", ret, __func__); + + kfree(dvb->bulk_urb->transfer_buffer); + usb_free_urb(dvb->bulk_urb); + dvb->bulk_urb = NULL; return ret; } else printk(KERN_ERR "tm6000: pipe reset\n"); diff --git a/drivers/media/usb/usbtv/usbtv-audio.c b/drivers/media/usb/usbtv/usbtv-audio.c index b57e94fb1977..333bd305a4f9 100644 --- a/drivers/media/usb/usbtv/usbtv-audio.c +++ b/drivers/media/usb/usbtv/usbtv-audio.c @@ -371,7 +371,7 @@ void usbtv_audio_free(struct usbtv *usbtv) cancel_work_sync(&usbtv->snd_trigger); if (usbtv->snd && usbtv->udev) { - snd_card_free(usbtv->snd); + snd_card_free_when_closed(usbtv->snd); usbtv->snd = NULL; } } diff --git a/drivers/media/usb/uvc/uvc_driver.c b/drivers/media/usb/uvc/uvc_driver.c index ddb9eaa11be7..5ad528264135 100644 --- a/drivers/media/usb/uvc/uvc_driver.c +++ b/drivers/media/usb/uvc/uvc_driver.c @@ -1028,7 +1028,10 @@ static struct uvc_entity *uvc_alloc_entity(u16 type, u8 id, unsigned int i; extra_size = roundup(extra_size, sizeof(*entity->pads)); - num_inputs = (type & UVC_TERM_OUTPUT) ? num_pads : num_pads - 1; + if (num_pads) + num_inputs = type & UVC_TERM_OUTPUT ? num_pads : num_pads - 1; + else + num_inputs = 0; size = sizeof(*entity) + extra_size + sizeof(*entity->pads) * num_pads + num_inputs; entity = kzalloc(size, GFP_KERNEL); @@ -1044,7 +1047,7 @@ static struct uvc_entity *uvc_alloc_entity(u16 type, u8 id, for (i = 0; i < num_inputs; ++i) entity->pads[i].flags = MEDIA_PAD_FL_SINK; - if (!UVC_ENTITY_IS_OTERM(entity)) + if (!UVC_ENTITY_IS_OTERM(entity) && num_pads) entity->pads[num_pads-1].flags = MEDIA_PAD_FL_SOURCE; entity->bNrInPins = num_inputs; diff --git a/drivers/media/usb/uvc/uvc_v4l2.c b/drivers/media/usb/uvc/uvc_v4l2.c index fa06bfa174ad..c7172b8952a9 100644 --- a/drivers/media/usb/uvc/uvc_v4l2.c +++ b/drivers/media/usb/uvc/uvc_v4l2.c @@ -248,7 +248,9 @@ static int uvc_v4l2_try_format(struct uvc_streaming *stream, goto done; /* After the probe, update fmt with the values returned from - * negotiation with the device. + * negotiation with the device. Some devices return invalid bFormatIndex + * and bFrameIndex values, in which case we can only assume they have + * accepted the requested format as-is. */ for (i = 0; i < stream->nformats; ++i) { if (probe->bFormatIndex == stream->format[i].index) { @@ -257,11 +259,10 @@ static int uvc_v4l2_try_format(struct uvc_streaming *stream, } } - if (i == stream->nformats) { - uvc_trace(UVC_TRACE_FORMAT, "Unknown bFormatIndex %u\n", + if (i == stream->nformats) + uvc_trace(UVC_TRACE_FORMAT, + "Unknown bFormatIndex %u, using default\n", probe->bFormatIndex); - return -EINVAL; - } for (i = 0; i < format->nframes; ++i) { if (probe->bFrameIndex == format->frame[i].bFrameIndex) { @@ -270,11 +271,10 @@ static int uvc_v4l2_try_format(struct uvc_streaming *stream, } } - if (i == format->nframes) { - uvc_trace(UVC_TRACE_FORMAT, "Unknown bFrameIndex %u\n", + if (i == format->nframes) + uvc_trace(UVC_TRACE_FORMAT, + "Unknown bFrameIndex %u, using default\n", probe->bFrameIndex); - return -EINVAL; - } fmt->fmt.pix.width = frame->wWidth; fmt->fmt.pix.height = frame->wHeight; diff --git a/drivers/media/v4l2-core/v4l2-ctrls.c b/drivers/media/v4l2-core/v4l2-ctrls.c index cab405d7d5ba..4fd35f1087c1 100644 --- a/drivers/media/v4l2-core/v4l2-ctrls.c +++ b/drivers/media/v4l2-core/v4l2-ctrls.c @@ -2003,7 +2003,8 @@ static int std_validate(const struct v4l2_ctrl *ctrl, u32 idx, case V4L2_CTRL_TYPE_INTEGER_MENU: if (ptr.p_s32[idx] < ctrl->minimum || ptr.p_s32[idx] > ctrl->maximum) return -ERANGE; - if (ctrl->menu_skip_mask & (1ULL << ptr.p_s32[idx])) + if (ptr.p_s32[idx] < BITS_PER_LONG_LONG && + (ctrl->menu_skip_mask & BIT_ULL(ptr.p_s32[idx]))) return -EINVAL; if (ctrl->type == V4L2_CTRL_TYPE_MENU && ctrl->qmenu[ptr.p_s32[idx]][0] == '\0') diff --git a/drivers/media/v4l2-core/v4l2-ioctl.c b/drivers/media/v4l2-core/v4l2-ioctl.c index eeff398fbdcc..9eda8b91d17a 100644 --- a/drivers/media/v4l2-core/v4l2-ioctl.c +++ b/drivers/media/v4l2-core/v4l2-ioctl.c @@ -3251,7 +3251,7 @@ video_usercopy(struct file *file, unsigned int orig_cmd, unsigned long arg, v4l2_kioctl func) { char sbuf[128]; - void *mbuf = NULL; + void *mbuf = NULL, *array_buf = NULL; void *parg = (void *)arg; long err = -EINVAL; bool has_array_args; @@ -3286,20 +3286,14 @@ video_usercopy(struct file *file, unsigned int orig_cmd, unsigned long arg, has_array_args = err; if (has_array_args) { - /* - * When adding new types of array args, make sure that the - * parent argument to ioctl (which contains the pointer to the - * array) fits into sbuf (so that mbuf will still remain - * unused up to here). - */ - mbuf = kvmalloc(array_size, GFP_KERNEL); + array_buf = kvmalloc(array_size, GFP_KERNEL); err = -ENOMEM; - if (NULL == mbuf) + if (array_buf == NULL) goto out_array_args; err = -EFAULT; - if (copy_from_user(mbuf, user_ptr, array_size)) + if (copy_from_user(array_buf, user_ptr, array_size)) goto out_array_args; - *kernel_ptr = mbuf; + *kernel_ptr = array_buf; } /* Handles IOCTL */ @@ -3318,7 +3312,7 @@ video_usercopy(struct file *file, unsigned int orig_cmd, unsigned long arg, if (has_array_args) { *kernel_ptr = (void __force *)user_ptr; - if (copy_to_user(user_ptr, mbuf, array_size)) + if (copy_to_user(user_ptr, array_buf, array_size)) err = -EFAULT; goto out_array_args; } @@ -3333,6 +3327,7 @@ out_array_args: if (video_put_user((void __user *)arg, parg, orig_cmd)) err = -EFAULT; out: + kvfree(array_buf); kvfree(mbuf); return err; } diff --git a/drivers/memory/Kconfig b/drivers/memory/Kconfig index cc2c83e1accf..e08bda104891 100644 --- a/drivers/memory/Kconfig +++ b/drivers/memory/Kconfig @@ -173,7 +173,7 @@ config JZ4780_NEMC memory devices such as NAND and SRAM. config MTK_SMI - bool "Mediatek SoC Memory Controller driver" if COMPILE_TEST + tristate "MediaTek SoC Memory Controller driver" if COMPILE_TEST depends on ARCH_MEDIATEK || COMPILE_TEST help This driver is for the Memory Controller module in MediaTek SoCs, diff --git a/drivers/memory/mtk-smi.c b/drivers/memory/mtk-smi.c index 691e4c344cf8..b396253fcf4b 100644 --- a/drivers/memory/mtk-smi.c +++ b/drivers/memory/mtk-smi.c @@ -15,6 +15,7 @@ #include #include #include +#include /* mt8173 */ #define SMI_LARB_MMU_EN 0xf00 @@ -43,6 +44,10 @@ /* mt2712 */ #define SMI_LARB_NONSEC_CON(id) (0x380 + ((id) * 4)) #define F_MMU_EN BIT(0) +#define BANK_SEL(id) ({ \ + u32 _id = (id) & 0x3; \ + (_id << 8 | _id << 10 | _id << 12 | _id << 14); \ +}) /* SMI COMMON */ #define SMI_BUS_SEL 0x220 @@ -87,6 +92,7 @@ struct mtk_smi_larb { /* larb: local arbiter */ const struct mtk_smi_larb_gen *larb_gen; int larbid; u32 *mmu; + unsigned char *bank; }; static int mtk_smi_clk_enable(const struct mtk_smi *smi) @@ -130,7 +136,7 @@ static void mtk_smi_clk_disable(const struct mtk_smi *smi) int mtk_smi_larb_get(struct device *larbdev) { - int ret = pm_runtime_get_sync(larbdev); + int ret = pm_runtime_resume_and_get(larbdev); return (ret < 0) ? ret : 0; } @@ -153,6 +159,7 @@ mtk_smi_larb_bind(struct device *dev, struct device *master, void *data) if (dev == larb_mmu[i].dev) { larb->larbid = i; larb->mmu = &larb_mmu[i].mmu; + larb->bank = larb_mmu[i].bank; return 0; } } @@ -171,6 +178,7 @@ static void mtk_smi_larb_config_port_gen2_general(struct device *dev) for_each_set_bit(i, (unsigned long *)larb->mmu, 32) { reg = readl_relaxed(larb->base + SMI_LARB_NONSEC_CON(i)); reg |= F_MMU_EN; + reg |= BANK_SEL(larb->bank[i]); writel(reg, larb->base + SMI_LARB_NONSEC_CON(i)); } } @@ -268,6 +276,10 @@ static const struct mtk_smi_larb_gen mtk_smi_larb_mt8183 = { /* IPU0 | IPU1 | CCU */ }; +static const struct mtk_smi_larb_gen mtk_smi_larb_mt8192 = { + .config_port = mtk_smi_larb_config_port_gen2_general, +}; + static const struct of_device_id mtk_smi_larb_of_ids[] = { { .compatible = "mediatek,mt8167-smi-larb", @@ -293,6 +305,10 @@ static const struct of_device_id mtk_smi_larb_of_ids[] = { .compatible = "mediatek,mt8183-smi-larb", .data = &mtk_smi_larb_mt8183 }, + { + .compatible = "mediatek,mt8192-smi-larb", + .data = &mtk_smi_larb_mt8192 + }, {} }; @@ -366,7 +382,7 @@ static int __maybe_unused mtk_smi_larb_resume(struct device *dev) int ret; /* Power on smi-common. */ - ret = pm_runtime_get_sync(larb->smi_common_dev); + ret = pm_runtime_resume_and_get(larb->smi_common_dev); if (ret < 0) { dev_err(dev, "Failed to pm get for smi-common(%d).\n", ret); return ret; @@ -432,6 +448,13 @@ static const struct mtk_smi_common_plat mtk_smi_common_mt8183 = { F_MMU1_LARB(7), }; +static const struct mtk_smi_common_plat mtk_smi_common_mt8192 = { + .gen = MTK_SMI_GEN2, + .has_gals = true, + .bus_sel = F_MMU1_LARB(1) | F_MMU1_LARB(2) | F_MMU1_LARB(5) | + F_MMU1_LARB(6), +}; + static const struct of_device_id mtk_smi_common_of_ids[] = { { .compatible = "mediatek,mt8173-smi-common", @@ -457,6 +480,10 @@ static const struct of_device_id mtk_smi_common_of_ids[] = { .compatible = "mediatek,mt8183-smi-common", .data = &mtk_smi_common_mt8183, }, + { + .compatible = "mediatek,mt8192-smi-common", + .data = &mtk_smi_common_mt8192, + }, {} }; @@ -568,26 +595,22 @@ static struct platform_driver mtk_smi_common_driver = { } }; +static struct platform_driver * const smidrivers[] = { + &mtk_smi_common_driver, + &mtk_smi_larb_driver, +}; + static int __init mtk_smi_init(void) { - int ret; - - ret = platform_driver_register(&mtk_smi_common_driver); - if (ret != 0) { - pr_err("Failed to register SMI driver\n"); - return ret; - } - - ret = platform_driver_register(&mtk_smi_larb_driver); - if (ret != 0) { - pr_err("Failed to register SMI-LARB driver\n"); - goto err_unreg_smi; - } - return ret; - -err_unreg_smi: - platform_driver_unregister(&mtk_smi_common_driver); - return ret; + return platform_register_drivers(smidrivers, ARRAY_SIZE(smidrivers)); } - module_init(mtk_smi_init); + +static void __exit mtk_smi_exit(void) +{ + platform_unregister_drivers(smidrivers, ARRAY_SIZE(smidrivers)); +} +module_exit(mtk_smi_exit); + +MODULE_DESCRIPTION("MediaTek SMI driver"); +MODULE_LICENSE("GPL v2"); diff --git a/drivers/memory/ti-aemif.c b/drivers/memory/ti-aemif.c index 159a16f5e7d6..51d20c2ccb75 100644 --- a/drivers/memory/ti-aemif.c +++ b/drivers/memory/ti-aemif.c @@ -378,8 +378,10 @@ static int aemif_probe(struct platform_device *pdev) */ for_each_available_child_of_node(np, child_np) { ret = of_aemif_parse_abus_config(pdev, child_np); - if (ret < 0) + if (ret < 0) { + of_node_put(child_np); goto error; + } } } else if (pdata && pdata->num_abus_data > 0) { for (i = 0; i < pdata->num_abus_data; i++, aemif->num_cs++) { @@ -405,8 +407,10 @@ static int aemif_probe(struct platform_device *pdev) for_each_available_child_of_node(np, child_np) { ret = of_platform_populate(child_np, NULL, dev_lookup, dev); - if (ret < 0) + if (ret < 0) { + of_node_put(child_np); goto error; + } } } else if (pdata) { for (i = 0; i < pdata->num_sub_devices; i++) { diff --git a/drivers/mfd/altera-sysmgr.c b/drivers/mfd/altera-sysmgr.c index 41076d121dd5..591b300d9095 100644 --- a/drivers/mfd/altera-sysmgr.c +++ b/drivers/mfd/altera-sysmgr.c @@ -145,7 +145,8 @@ static int sysmgr_probe(struct platform_device *pdev) sysmgr_config.reg_write = s10_protected_reg_write; /* Need physical address for SMCC call */ - regmap = devm_regmap_init(dev, NULL, (void *)res->start, + regmap = devm_regmap_init(dev, NULL, + (void *)(uintptr_t)res->start, &sysmgr_config); } else { base = devm_ioremap(dev, res->start, resource_size(res)); diff --git a/drivers/mfd/bd9571mwv.c b/drivers/mfd/bd9571mwv.c index fab3cdc27ed6..19d57a45134c 100644 --- a/drivers/mfd/bd9571mwv.c +++ b/drivers/mfd/bd9571mwv.c @@ -185,9 +185,9 @@ static int bd9571mwv_probe(struct i2c_client *client, return ret; } - ret = mfd_add_devices(bd->dev, PLATFORM_DEVID_AUTO, bd9571mwv_cells, - ARRAY_SIZE(bd9571mwv_cells), NULL, 0, - regmap_irq_get_domain(bd->irq_data)); + ret = devm_mfd_add_devices(bd->dev, PLATFORM_DEVID_AUTO, + bd9571mwv_cells, ARRAY_SIZE(bd9571mwv_cells), + NULL, 0, regmap_irq_get_domain(bd->irq_data)); if (ret) { regmap_del_irq_chip(bd->irq, bd->irq_data); return ret; diff --git a/drivers/mfd/gateworks-gsc.c b/drivers/mfd/gateworks-gsc.c index 576da62fbb0c..d87876747b91 100644 --- a/drivers/mfd/gateworks-gsc.c +++ b/drivers/mfd/gateworks-gsc.c @@ -234,7 +234,7 @@ static int gsc_probe(struct i2c_client *client) ret = devm_regmap_add_irq_chip(dev, gsc->regmap, client->irq, IRQF_ONESHOT | IRQF_SHARED | - IRQF_TRIGGER_FALLING, 0, + IRQF_TRIGGER_LOW, 0, &gsc_irq_chip, &irq_data); if (ret) return ret; diff --git a/drivers/mfd/wm831x-auxadc.c b/drivers/mfd/wm831x-auxadc.c index 8a7cc0f86958..65b98f3fbd92 100644 --- a/drivers/mfd/wm831x-auxadc.c +++ b/drivers/mfd/wm831x-auxadc.c @@ -93,11 +93,10 @@ static int wm831x_auxadc_read_irq(struct wm831x *wm831x, wait_for_completion_timeout(&req->done, msecs_to_jiffies(500)); mutex_lock(&wm831x->auxadc_lock); - - list_del(&req->list); ret = req->val; out: + list_del(&req->list); mutex_unlock(&wm831x->auxadc_lock); kfree(req); diff --git a/drivers/misc/cardreader/rts5227.c b/drivers/misc/cardreader/rts5227.c index 8859011672cb..8200af22b529 100644 --- a/drivers/misc/cardreader/rts5227.c +++ b/drivers/misc/cardreader/rts5227.c @@ -398,6 +398,11 @@ static int rts522a_extra_init_hw(struct rtsx_pcr *pcr) { rts5227_extra_init_hw(pcr); + /* Power down OCP for power consumption */ + if (!pcr->card_exist) + rtsx_pci_write_register(pcr, FPDCTL, OC_POWER_DOWN, + OC_POWER_DOWN); + rtsx_pci_write_register(pcr, FUNC_FORCE_CTL, FUNC_FORCE_UPME_XMT_DBG, FUNC_FORCE_UPME_XMT_DBG); rtsx_pci_write_register(pcr, PCLK_CTL, 0x04, 0x04); diff --git a/drivers/misc/eeprom/eeprom_93xx46.c b/drivers/misc/eeprom/eeprom_93xx46.c index 7c45f82b4302..6e5f544c9c73 100644 --- a/drivers/misc/eeprom/eeprom_93xx46.c +++ b/drivers/misc/eeprom/eeprom_93xx46.c @@ -35,6 +35,10 @@ static const struct eeprom_93xx46_devtype_data atmel_at93c46d_data = { EEPROM_93XX46_QUIRK_INSTRUCTION_LENGTH, }; +static const struct eeprom_93xx46_devtype_data microchip_93lc46b_data = { + .quirks = EEPROM_93XX46_QUIRK_EXTRA_READ_CYCLE, +}; + struct eeprom_93xx46_dev { struct spi_device *spi; struct eeprom_93xx46_platform_data *pdata; @@ -55,6 +59,11 @@ static inline bool has_quirk_instruction_length(struct eeprom_93xx46_dev *edev) return edev->pdata->quirks & EEPROM_93XX46_QUIRK_INSTRUCTION_LENGTH; } +static inline bool has_quirk_extra_read_cycle(struct eeprom_93xx46_dev *edev) +{ + return edev->pdata->quirks & EEPROM_93XX46_QUIRK_EXTRA_READ_CYCLE; +} + static int eeprom_93xx46_read(void *priv, unsigned int off, void *val, size_t count) { @@ -96,6 +105,11 @@ static int eeprom_93xx46_read(void *priv, unsigned int off, dev_dbg(&edev->spi->dev, "read cmd 0x%x, %d Hz\n", cmd_addr, edev->spi->max_speed_hz); + if (has_quirk_extra_read_cycle(edev)) { + cmd_addr <<= 1; + bits += 1; + } + spi_message_init(&m); t[0].tx_buf = (char *)&cmd_addr; @@ -363,6 +377,7 @@ static void select_deassert(void *context) static const struct of_device_id eeprom_93xx46_of_table[] = { { .compatible = "eeprom-93xx46", }, { .compatible = "atmel,at93c46d", .data = &atmel_at93c46d_data, }, + { .compatible = "microchip,93lc46b", .data = µchip_93lc46b_data, }, {} }; MODULE_DEVICE_TABLE(of, eeprom_93xx46_of_table); @@ -512,3 +527,4 @@ MODULE_LICENSE("GPL"); MODULE_DESCRIPTION("Driver for 93xx46 EEPROMs"); MODULE_AUTHOR("Anatolij Gustschin "); MODULE_ALIAS("spi:93xx46"); +MODULE_ALIAS("spi:eeprom-93xx46"); diff --git a/drivers/misc/fastrpc.c b/drivers/misc/fastrpc.c index 994ab67bc2dc..273d9c159179 100644 --- a/drivers/misc/fastrpc.c +++ b/drivers/misc/fastrpc.c @@ -520,12 +520,13 @@ fastrpc_map_dma_buf(struct dma_buf_attachment *attachment, { struct fastrpc_dma_buf_attachment *a = attachment->priv; struct sg_table *table; + int ret; table = &a->sgt; - if (!dma_map_sgtable(attachment->dev, table, dir, 0)) - return ERR_PTR(-ENOMEM); - + ret = dma_map_sgtable(attachment->dev, table, dir, 0); + if (ret) + table = ERR_PTR(ret); return table; } @@ -947,6 +948,11 @@ static int fastrpc_internal_invoke(struct fastrpc_user *fl, u32 kernel, if (!fl->cctx->rpdev) return -EPIPE; + if (handle == FASTRPC_INIT_HANDLE && !kernel) { + dev_warn_ratelimited(fl->sctx->dev, "user app trying to send a kernel RPC message (%d)\n", handle); + return -EPERM; + } + ctx = fastrpc_context_alloc(fl, kernel, sc, args); if (IS_ERR(ctx)) return PTR_ERR(ctx); diff --git a/drivers/misc/mei/hbm.c b/drivers/misc/mei/hbm.c index a97eb5d47705..33579d9795c3 100644 --- a/drivers/misc/mei/hbm.c +++ b/drivers/misc/mei/hbm.c @@ -1373,7 +1373,7 @@ int mei_hbm_dispatch(struct mei_device *dev, struct mei_msg_hdr *hdr) return -EPROTO; } - dev->dev_state = MEI_DEV_POWER_DOWN; + mei_set_devstate(dev, MEI_DEV_POWER_DOWN); dev_info(dev->dev, "hbm: stop response: resetting.\n"); /* force the reset */ return -EPROTO; diff --git a/drivers/misc/mei/hw-me-regs.h b/drivers/misc/mei/hw-me-regs.h index 9cf8d8f60cfe..14be76d4c2e6 100644 --- a/drivers/misc/mei/hw-me-regs.h +++ b/drivers/misc/mei/hw-me-regs.h @@ -101,6 +101,11 @@ #define MEI_DEV_ID_MCC 0x4B70 /* Mule Creek Canyon (EHL) */ #define MEI_DEV_ID_MCC_4 0x4B75 /* Mule Creek Canyon 4 (EHL) */ +#define MEI_DEV_ID_EBG 0x1BE0 /* Emmitsburg WS */ + +#define MEI_DEV_ID_ADP_S 0x7AE8 /* Alder Lake Point S */ +#define MEI_DEV_ID_ADP_LP 0x7A60 /* Alder Lake Point LP */ + /* * MEI HW Section */ diff --git a/drivers/misc/mei/interrupt.c b/drivers/misc/mei/interrupt.c index 326955b04fda..2161c1234ad7 100644 --- a/drivers/misc/mei/interrupt.c +++ b/drivers/misc/mei/interrupt.c @@ -295,12 +295,17 @@ static inline bool hdr_is_fixed(struct mei_msg_hdr *mei_hdr) static inline int hdr_is_valid(u32 msg_hdr) { struct mei_msg_hdr *mei_hdr; + u32 expected_len = 0; mei_hdr = (struct mei_msg_hdr *)&msg_hdr; if (!msg_hdr || mei_hdr->reserved) return -EBADMSG; - if (mei_hdr->dma_ring && mei_hdr->length != MEI_SLOT_SIZE) + if (mei_hdr->dma_ring) + expected_len += MEI_SLOT_SIZE; + if (mei_hdr->extended) + expected_len += MEI_SLOT_SIZE; + if (mei_hdr->length < expected_len) return -EBADMSG; return 0; @@ -324,6 +329,8 @@ int mei_irq_read_handler(struct mei_device *dev, struct mei_cl *cl; int ret; u32 ext_meta_hdr_u32; + u32 hdr_size_left; + u32 hdr_size_ext; int i; int ext_hdr_end; @@ -353,6 +360,7 @@ int mei_irq_read_handler(struct mei_device *dev, } ext_hdr_end = 1; + hdr_size_left = mei_hdr->length; if (mei_hdr->extended) { if (!dev->rd_msg_hdr[1]) { @@ -363,8 +371,21 @@ int mei_irq_read_handler(struct mei_device *dev, dev_dbg(dev->dev, "extended header is %08x\n", ext_meta_hdr_u32); } - meta_hdr = ((struct mei_ext_meta_hdr *) - dev->rd_msg_hdr + 1); + meta_hdr = ((struct mei_ext_meta_hdr *)dev->rd_msg_hdr + 1); + if (check_add_overflow((u32)sizeof(*meta_hdr), + mei_slots2data(meta_hdr->size), + &hdr_size_ext)) { + dev_err(dev->dev, "extended message size too big %d\n", + meta_hdr->size); + return -EBADMSG; + } + if (hdr_size_left < hdr_size_ext) { + dev_err(dev->dev, "corrupted message header len %d\n", + mei_hdr->length); + return -EBADMSG; + } + hdr_size_left -= hdr_size_ext; + ext_hdr_end = meta_hdr->size + 2; for (i = dev->rd_msg_hdr_count; i < ext_hdr_end; i++) { dev->rd_msg_hdr[i] = mei_read_hdr(dev); @@ -376,6 +397,12 @@ int mei_irq_read_handler(struct mei_device *dev, } if (mei_hdr->dma_ring) { + if (hdr_size_left != sizeof(dev->rd_msg_hdr[ext_hdr_end])) { + dev_err(dev->dev, "corrupted message header len %d\n", + mei_hdr->length); + return -EBADMSG; + } + dev->rd_msg_hdr[ext_hdr_end] = mei_read_hdr(dev); dev->rd_msg_hdr_count++; (*slots)--; diff --git a/drivers/misc/mei/pci-me.c b/drivers/misc/mei/pci-me.c index 1de9ef7a272b..a7e179626b63 100644 --- a/drivers/misc/mei/pci-me.c +++ b/drivers/misc/mei/pci-me.c @@ -107,6 +107,11 @@ static const struct pci_device_id mei_me_pci_tbl[] = { {MEI_PCI_DEVICE(MEI_DEV_ID_CDF, MEI_ME_PCH8_CFG)}, + {MEI_PCI_DEVICE(MEI_DEV_ID_EBG, MEI_ME_PCH15_SPS_CFG)}, + + {MEI_PCI_DEVICE(MEI_DEV_ID_ADP_S, MEI_ME_PCH15_CFG)}, + {MEI_PCI_DEVICE(MEI_DEV_ID_ADP_LP, MEI_ME_PCH15_CFG)}, + /* required last entry */ {0, } }; diff --git a/drivers/misc/pvpanic.c b/drivers/misc/pvpanic.c index e16a5e51006e..d9140e75602d 100644 --- a/drivers/misc/pvpanic.c +++ b/drivers/misc/pvpanic.c @@ -166,6 +166,7 @@ static const struct of_device_id pvpanic_mmio_match[] = { { .compatible = "qemu,pvpanic-mmio", }, {} }; +MODULE_DEVICE_TABLE(of, pvpanic_mmio_match); static struct platform_driver pvpanic_mmio_driver = { .driver = { diff --git a/drivers/misc/vmw_vmci/vmci_queue_pair.c b/drivers/misc/vmw_vmci/vmci_queue_pair.c index c49065887e8f..c2338750313c 100644 --- a/drivers/misc/vmw_vmci/vmci_queue_pair.c +++ b/drivers/misc/vmw_vmci/vmci_queue_pair.c @@ -537,6 +537,9 @@ static struct vmci_queue *qp_host_alloc_queue(u64 size) queue_page_size = num_pages * sizeof(*queue->kernel_if->u.h.page); + if (queue_size + queue_page_size > KMALLOC_MAX_SIZE) + return NULL; + queue = kzalloc(queue_size + queue_page_size, GFP_KERNEL); if (queue) { queue->q_header = NULL; @@ -630,7 +633,7 @@ static void qp_release_pages(struct page **pages, for (i = 0; i < num_pages; i++) { if (dirty) - set_page_dirty(pages[i]); + set_page_dirty_lock(pages[i]); put_page(pages[i]); pages[i] = NULL; diff --git a/drivers/mmc/core/bus.c b/drivers/mmc/core/bus.c index c2e70b757dd1..4383c262b3f5 100644 --- a/drivers/mmc/core/bus.c +++ b/drivers/mmc/core/bus.c @@ -399,11 +399,6 @@ void mmc_remove_card(struct mmc_card *card) mmc_remove_card_debugfs(card); #endif - if (host->cqe_enabled) { - host->cqe_ops->cqe_disable(host); - host->cqe_enabled = false; - } - if (mmc_card_present(card)) { if (mmc_host_is_spi(card->host)) { pr_info("%s: SPI card removed\n", @@ -416,6 +411,10 @@ void mmc_remove_card(struct mmc_card *card) of_node_put(card->dev.of_node); } + if (host->cqe_enabled) { + host->cqe_ops->cqe_disable(host); + host->cqe_enabled = false; + } + put_device(&card->dev); } - diff --git a/drivers/mmc/core/crypto.c b/drivers/mmc/core/crypto.c index 419a368f8402..67557808cada 100644 --- a/drivers/mmc/core/crypto.c +++ b/drivers/mmc/core/crypto.c @@ -31,18 +31,11 @@ void mmc_crypto_prepare_req(struct mmc_queue_req *mqrq) struct request *req = mmc_queue_req_to_req(mqrq); struct mmc_request *mrq = &mqrq->brq.mrq; - if (!req->crypt_keyslot) + if (!req->crypt_ctx) return; - mrq->crypto_enabled = true; - mrq->crypto_key_slot = blk_ksm_get_slot_idx(req->crypt_keyslot); - - /* - * For now we assume that all MMC drivers set max_dun_bytes_supported=4, - * which is the limit for CQHCI crypto. So all DUNs should be 32-bit. - */ - WARN_ON_ONCE(req->crypt_ctx->bc_dun[0] > U32_MAX); - - mrq->data_unit_num = req->crypt_ctx->bc_dun[0]; + mrq->crypto_ctx = req->crypt_ctx; + if (req->crypt_keyslot) + mrq->crypto_key_slot = blk_ksm_get_slot_idx(req->crypt_keyslot); } EXPORT_SYMBOL_GPL(mmc_crypto_prepare_req); diff --git a/drivers/mmc/core/mmc.c b/drivers/mmc/core/mmc.c index 6b19038f599b..31cdd82c25aa 100644 --- a/drivers/mmc/core/mmc.c +++ b/drivers/mmc/core/mmc.c @@ -427,10 +427,6 @@ static int mmc_decode_ext_csd(struct mmc_card *card, u8 *ext_csd) /* EXT_CSD value is in units of 10ms, but we store in ms */ card->ext_csd.part_time = 10 * ext_csd[EXT_CSD_PART_SWITCH_TIME]; - /* Some eMMC set the value too low so set a minimum */ - if (card->ext_csd.part_time && - card->ext_csd.part_time < MMC_MIN_PART_SWITCH_TIME) - card->ext_csd.part_time = MMC_MIN_PART_SWITCH_TIME; /* Sleep / awake timeout in 100ns units */ if (sa_shift > 0 && sa_shift <= 0x17) @@ -620,6 +616,17 @@ static int mmc_decode_ext_csd(struct mmc_card *card, u8 *ext_csd) card->ext_csd.data_sector_size = 512; } + /* + * GENERIC_CMD6_TIME is to be used "unless a specific timeout is defined + * when accessing a specific field", so use it here if there is no + * PARTITION_SWITCH_TIME. + */ + if (!card->ext_csd.part_time) + card->ext_csd.part_time = card->ext_csd.generic_cmd6_time; + /* Some eMMC set the value too low so set a minimum */ + if (card->ext_csd.part_time < MMC_MIN_PART_SWITCH_TIME) + card->ext_csd.part_time = MMC_MIN_PART_SWITCH_TIME; + /* eMMC v5 or later */ if (card->ext_csd.rev >= 7) { memcpy(card->ext_csd.fwrev, &ext_csd[EXT_CSD_FIRMWARE_VERSION], diff --git a/drivers/mmc/host/cqhci-crypto.h b/drivers/mmc/host/cqhci-crypto.h index 60b58ee0e625..d7fb084f563b 100644 --- a/drivers/mmc/host/cqhci-crypto.h +++ b/drivers/mmc/host/cqhci-crypto.h @@ -22,12 +22,15 @@ int cqhci_crypto_init(struct cqhci_host *host); */ static inline u64 cqhci_crypto_prep_task_desc(struct mmc_request *mrq) { - if (!mrq->crypto_enabled) + if (!mrq->crypto_ctx) return 0; + /* We set max_dun_bytes_supported=4, so all DUNs should be 32-bit. */ + WARN_ON_ONCE(mrq->crypto_ctx->bc_dun[0] > U32_MAX); + return CQHCI_CRYPTO_ENABLE_BIT | CQHCI_CRYPTO_KEYSLOT(mrq->crypto_key_slot) | - mrq->data_unit_num; + mrq->crypto_ctx->bc_dun[0]; } #else /* CONFIG_MMC_CRYPTO */ diff --git a/drivers/mmc/host/mmci.c b/drivers/mmc/host/mmci.c index 32f52d070bbd..b5684e5d79e6 100644 --- a/drivers/mmc/host/mmci.c +++ b/drivers/mmc/host/mmci.c @@ -1241,7 +1241,11 @@ mmci_start_command(struct mmci_host *host, struct mmc_command *cmd, u32 c) if (!cmd->busy_timeout) cmd->busy_timeout = 10 * MSEC_PER_SEC; - clks = (unsigned long long)cmd->busy_timeout * host->cclk; + if (cmd->busy_timeout > host->mmc->max_busy_timeout) + clks = (unsigned long long)host->mmc->max_busy_timeout * host->cclk; + else + clks = (unsigned long long)cmd->busy_timeout * host->cclk; + do_div(clks, MSEC_PER_SEC); writel_relaxed(clks, host->base + MMCIDATATIMER); } @@ -2091,6 +2095,10 @@ static int mmci_probe(struct amba_device *dev, mmc->caps |= MMC_CAP_WAIT_WHILE_BUSY; } + /* Variants with mandatory busy timeout in HW needs R1B responses. */ + if (variant->busy_timeout) + mmc->caps |= MMC_CAP_NEED_RSP_BUSY; + /* Prepare a CMD12 - needed to clear the DPSM on some variants. */ host->stop_abort.opcode = MMC_STOP_TRANSMISSION; host->stop_abort.arg = 0; diff --git a/drivers/mmc/host/mtk-sd.c b/drivers/mmc/host/mtk-sd.c index 004fbfc23672..dc84e2dff408 100644 --- a/drivers/mmc/host/mtk-sd.c +++ b/drivers/mmc/host/mtk-sd.c @@ -1101,13 +1101,13 @@ static void msdc_track_cmd_data(struct msdc_host *host, static void msdc_request_done(struct msdc_host *host, struct mmc_request *mrq) { unsigned long flags; - bool ret; - ret = cancel_delayed_work(&host->req_timeout); - if (!ret) { - /* delay work already running */ - return; - } + /* + * No need check the return value of cancel_delayed_work, as only ONE + * path will go here! + */ + cancel_delayed_work(&host->req_timeout); + spin_lock_irqsave(&host->lock, flags); host->mrq = NULL; spin_unlock_irqrestore(&host->lock, flags); @@ -1129,7 +1129,7 @@ static bool msdc_cmd_done(struct msdc_host *host, int events, bool done = false; bool sbc_error; unsigned long flags; - u32 *rsp = cmd->resp; + u32 *rsp; if (mrq->sbc && cmd == mrq->cmd && (events & (MSDC_INT_ACMDRDY | MSDC_INT_ACMDCRCERR @@ -1150,6 +1150,7 @@ static bool msdc_cmd_done(struct msdc_host *host, int events, if (done) return true; + rsp = cmd->resp; sdr_clr_bits(host->base + MSDC_INTEN, cmd_ints_mask); @@ -1337,7 +1338,7 @@ static void msdc_data_xfer_next(struct msdc_host *host, static bool msdc_data_xfer_done(struct msdc_host *host, u32 events, struct mmc_request *mrq, struct mmc_data *data) { - struct mmc_command *stop = data->stop; + struct mmc_command *stop; unsigned long flags; bool done; unsigned int check_data = events & @@ -1353,6 +1354,7 @@ static bool msdc_data_xfer_done(struct msdc_host *host, u32 events, if (done) return true; + stop = data->stop; if (check_data || (stop && stop->error)) { dev_dbg(host->dev, "DMA status: 0x%8X\n", diff --git a/drivers/mmc/host/mxs-mmc.c b/drivers/mmc/host/mxs-mmc.c index 75007f61df97..4fbbff03137c 100644 --- a/drivers/mmc/host/mxs-mmc.c +++ b/drivers/mmc/host/mxs-mmc.c @@ -643,7 +643,7 @@ static int mxs_mmc_probe(struct platform_device *pdev) ret = mmc_of_parse(mmc); if (ret) - goto out_clk_disable; + goto out_free_dma; mmc->ocr_avail = MMC_VDD_32_33 | MMC_VDD_33_34; diff --git a/drivers/mmc/host/owl-mmc.c b/drivers/mmc/host/owl-mmc.c index ccf214a89eda..3d4abf175b1d 100644 --- a/drivers/mmc/host/owl-mmc.c +++ b/drivers/mmc/host/owl-mmc.c @@ -641,7 +641,7 @@ static int owl_mmc_probe(struct platform_device *pdev) owl_host->irq = platform_get_irq(pdev, 0); if (owl_host->irq < 0) { ret = -EINVAL; - goto err_free_host; + goto err_release_channel; } ret = devm_request_irq(&pdev->dev, owl_host->irq, owl_irq_handler, @@ -649,19 +649,21 @@ static int owl_mmc_probe(struct platform_device *pdev) if (ret) { dev_err(&pdev->dev, "Failed to request irq %d\n", owl_host->irq); - goto err_free_host; + goto err_release_channel; } ret = mmc_add_host(mmc); if (ret) { dev_err(&pdev->dev, "Failed to add host\n"); - goto err_free_host; + goto err_release_channel; } dev_dbg(&pdev->dev, "Owl MMC Controller Initialized\n"); return 0; +err_release_channel: + dma_release_channel(owl_host->dma); err_free_host: mmc_free_host(mmc); @@ -675,6 +677,7 @@ static int owl_mmc_remove(struct platform_device *pdev) mmc_remove_host(mmc); disable_irq(owl_host->irq); + dma_release_channel(owl_host->dma); mmc_free_host(mmc); return 0; diff --git a/drivers/mmc/host/renesas_sdhi_internal_dmac.c b/drivers/mmc/host/renesas_sdhi_internal_dmac.c index fe13e1ea22dc..f3e76d6b3e3f 100644 --- a/drivers/mmc/host/renesas_sdhi_internal_dmac.c +++ b/drivers/mmc/host/renesas_sdhi_internal_dmac.c @@ -186,8 +186,8 @@ renesas_sdhi_internal_dmac_start_dma(struct tmio_mmc_host *host, mmc_get_dma_dir(data))) goto force_pio; - /* This DMAC cannot handle if buffer is not 8-bytes alignment */ - if (!IS_ALIGNED(sg_dma_address(sg), 8)) + /* This DMAC cannot handle if buffer is not 128-bytes alignment */ + if (!IS_ALIGNED(sg_dma_address(sg), 128)) goto force_pio_with_unmap; if (data->flags & MMC_DATA_READ) { diff --git a/drivers/mmc/host/sdhci-esdhc-imx.c b/drivers/mmc/host/sdhci-esdhc-imx.c index fce8fa7e6b30..5d9b3106d2f7 100644 --- a/drivers/mmc/host/sdhci-esdhc-imx.c +++ b/drivers/mmc/host/sdhci-esdhc-imx.c @@ -1752,9 +1752,10 @@ static int sdhci_esdhc_imx_remove(struct platform_device *pdev) struct sdhci_host *host = platform_get_drvdata(pdev); struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host); struct pltfm_imx_data *imx_data = sdhci_pltfm_priv(pltfm_host); - int dead = (readl(host->ioaddr + SDHCI_INT_STATUS) == 0xffffffff); + int dead; pm_runtime_get_sync(&pdev->dev); + dead = (readl(host->ioaddr + SDHCI_INT_STATUS) == 0xffffffff); pm_runtime_disable(&pdev->dev); pm_runtime_put_noidle(&pdev->dev); diff --git a/drivers/mmc/host/sdhci-iproc.c b/drivers/mmc/host/sdhci-iproc.c index c9434b461aab..ddeaf8e1f72f 100644 --- a/drivers/mmc/host/sdhci-iproc.c +++ b/drivers/mmc/host/sdhci-iproc.c @@ -296,9 +296,27 @@ static const struct of_device_id sdhci_iproc_of_match[] = { MODULE_DEVICE_TABLE(of, sdhci_iproc_of_match); #ifdef CONFIG_ACPI +/* + * This is a duplicate of bcm2835_(pltfrm_)data without caps quirks + * which are provided by the ACPI table. + */ +static const struct sdhci_pltfm_data sdhci_bcm_arasan_data = { + .quirks = SDHCI_QUIRK_BROKEN_CARD_DETECTION | + SDHCI_QUIRK_DATA_TIMEOUT_USES_SDCLK | + SDHCI_QUIRK_NO_HISPD_BIT, + .quirks2 = SDHCI_QUIRK2_PRESET_VALUE_BROKEN, + .ops = &sdhci_iproc_32only_ops, +}; + +static const struct sdhci_iproc_data bcm_arasan_data = { + .pdata = &sdhci_bcm_arasan_data, +}; + static const struct acpi_device_id sdhci_iproc_acpi_ids[] = { { .id = "BRCM5871", .driver_data = (kernel_ulong_t)&iproc_cygnus_data }, { .id = "BRCM5872", .driver_data = (kernel_ulong_t)&iproc_data }, + { .id = "BCM2847", .driver_data = (kernel_ulong_t)&bcm_arasan_data }, + { .id = "BRCME88C", .driver_data = (kernel_ulong_t)&bcm2711_data }, { /* sentinel */ } }; MODULE_DEVICE_TABLE(acpi, sdhci_iproc_acpi_ids); diff --git a/drivers/mmc/host/sdhci-of-dwcmshc.c b/drivers/mmc/host/sdhci-of-dwcmshc.c index 2c15d7101143..2637acd14613 100644 --- a/drivers/mmc/host/sdhci-of-dwcmshc.c +++ b/drivers/mmc/host/sdhci-of-dwcmshc.c @@ -251,6 +251,7 @@ static const struct sdhci_ops sdhci_dwcmshc_rk_ops = { static const struct sdhci_pltfm_data sdhci_dwcmshc_pdata = { .ops = &sdhci_dwcmshc_ops, .quirks = SDHCI_QUIRK_CAP_CLOCK_BASE_BROKEN, + .quirks2 = SDHCI_QUIRK2_PRESET_VALUE_BROKEN, }; static const struct sdhci_pltfm_data sdhci_dwcmshc_rk_pdata = { diff --git a/drivers/mmc/host/sdhci-pci-o2micro.c b/drivers/mmc/host/sdhci-pci-o2micro.c index fa76748d8929..94e3f72f6405 100644 --- a/drivers/mmc/host/sdhci-pci-o2micro.c +++ b/drivers/mmc/host/sdhci-pci-o2micro.c @@ -33,6 +33,8 @@ #define O2_SD_ADMA2 0xE7 #define O2_SD_INF_MOD 0xF1 #define O2_SD_MISC_CTRL4 0xFC +#define O2_SD_MISC_CTRL 0x1C0 +#define O2_SD_PWR_FORCE_L0 0x0002 #define O2_SD_TUNING_CTRL 0x300 #define O2_SD_PLL_SETTING 0x304 #define O2_SD_MISC_SETTING 0x308 @@ -300,6 +302,8 @@ static int sdhci_o2_execute_tuning(struct mmc_host *mmc, u32 opcode) { struct sdhci_host *host = mmc_priv(mmc); int current_bus_width = 0; + u32 scratch32 = 0; + u16 scratch = 0; /* * This handler only implements the eMMC tuning that is specific to @@ -312,6 +316,17 @@ static int sdhci_o2_execute_tuning(struct mmc_host *mmc, u32 opcode) if (WARN_ON((opcode != MMC_SEND_TUNING_BLOCK_HS200) && (opcode != MMC_SEND_TUNING_BLOCK))) return -EINVAL; + + /* Force power mode enter L0 */ + scratch = sdhci_readw(host, O2_SD_MISC_CTRL); + scratch |= O2_SD_PWR_FORCE_L0; + sdhci_writew(host, scratch, O2_SD_MISC_CTRL); + + /* wait DLL lock, timeout value 5ms */ + if (readx_poll_timeout(sdhci_o2_pll_dll_wdt_control, host, + scratch32, (scratch32 & O2_DLL_LOCK_STATUS), 1, 5000)) + pr_warn("%s: DLL can't lock in 5ms after force L0 during tuning.\n", + mmc_hostname(host->mmc)); /* * Judge the tuning reason, whether caused by dll shift * If cause by dll shift, should call sdhci_o2_dll_recovery @@ -344,6 +359,11 @@ static int sdhci_o2_execute_tuning(struct mmc_host *mmc, u32 opcode) sdhci_set_bus_width(host, current_bus_width); } + /* Cancel force power mode enter L0 */ + scratch = sdhci_readw(host, O2_SD_MISC_CTRL); + scratch &= ~(O2_SD_PWR_FORCE_L0); + sdhci_writew(host, scratch, O2_SD_MISC_CTRL); + sdhci_reset(host, SDHCI_RESET_CMD); sdhci_reset(host, SDHCI_RESET_DATA); diff --git a/drivers/mmc/host/sdhci-sprd.c b/drivers/mmc/host/sdhci-sprd.c index 58109c5b53e2..19cbb6171b35 100644 --- a/drivers/mmc/host/sdhci-sprd.c +++ b/drivers/mmc/host/sdhci-sprd.c @@ -708,14 +708,14 @@ static int sdhci_sprd_remove(struct platform_device *pdev) { struct sdhci_host *host = platform_get_drvdata(pdev); struct sdhci_sprd_host *sprd_host = TO_SPRD_HOST(host); - struct mmc_host *mmc = host->mmc; - mmc_remove_host(mmc); + sdhci_remove_host(host, 0); + clk_disable_unprepare(sprd_host->clk_sdio); clk_disable_unprepare(sprd_host->clk_enable); clk_disable_unprepare(sprd_host->clk_2x_enable); - mmc_free_host(mmc); + sdhci_pltfm_free(pdev); return 0; } diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c index 3561ae8a481a..6edf9fffd934 100644 --- a/drivers/mmc/host/sdhci.c +++ b/drivers/mmc/host/sdhci.c @@ -3994,10 +3994,10 @@ void __sdhci_read_caps(struct sdhci_host *host, const u16 *ver, if (host->v4_mode) sdhci_do_enable_v4_mode(host); - of_property_read_u64(mmc_dev(host->mmc)->of_node, - "sdhci-caps-mask", &dt_caps_mask); - of_property_read_u64(mmc_dev(host->mmc)->of_node, - "sdhci-caps", &dt_caps); + device_property_read_u64_array(mmc_dev(host->mmc), + "sdhci-caps-mask", &dt_caps_mask, 1); + device_property_read_u64_array(mmc_dev(host->mmc), + "sdhci-caps", &dt_caps, 1); v = ver ? *ver : sdhci_readw(host, SDHCI_HOST_VERSION); host->version = (v & SDHCI_SPEC_VER_MASK) >> SDHCI_SPEC_VER_SHIFT; diff --git a/drivers/mmc/host/usdhi6rol0.c b/drivers/mmc/host/usdhi6rol0.c index e2d5112d809d..615f3d008af1 100644 --- a/drivers/mmc/host/usdhi6rol0.c +++ b/drivers/mmc/host/usdhi6rol0.c @@ -1858,10 +1858,12 @@ static int usdhi6_probe(struct platform_device *pdev) ret = mmc_add_host(mmc); if (ret < 0) - goto e_clk_off; + goto e_release_dma; return 0; +e_release_dma: + usdhi6_dma_release(host); e_clk_off: clk_disable_unprepare(host->clk); e_free_mmc: diff --git a/drivers/mtd/parsers/afs.c b/drivers/mtd/parsers/afs.c index 980e332bdac4..26116694c821 100644 --- a/drivers/mtd/parsers/afs.c +++ b/drivers/mtd/parsers/afs.c @@ -370,10 +370,8 @@ static int parse_afs_partitions(struct mtd_info *mtd, return i; out_free_parts: - while (i >= 0) { + while (--i >= 0) kfree(parts[i].name); - i--; - } kfree(parts); *pparts = NULL; return ret; diff --git a/drivers/mtd/parsers/parser_imagetag.c b/drivers/mtd/parsers/parser_imagetag.c index d69607b48227..fab0949aabba 100644 --- a/drivers/mtd/parsers/parser_imagetag.c +++ b/drivers/mtd/parsers/parser_imagetag.c @@ -83,6 +83,7 @@ static int bcm963xx_parse_imagetag_partitions(struct mtd_info *master, pr_err("invalid rootfs address: %*ph\n", (int)sizeof(buf->flash_image_start), buf->flash_image_start); + ret = -EINVAL; goto out; } @@ -92,6 +93,7 @@ static int bcm963xx_parse_imagetag_partitions(struct mtd_info *master, pr_err("invalid kernel address: %*ph\n", (int)sizeof(buf->kernel_address), buf->kernel_address); + ret = -EINVAL; goto out; } @@ -100,6 +102,7 @@ static int bcm963xx_parse_imagetag_partitions(struct mtd_info *master, pr_err("invalid kernel length: %*ph\n", (int)sizeof(buf->kernel_length), buf->kernel_length); + ret = -EINVAL; goto out; } @@ -108,6 +111,7 @@ static int bcm963xx_parse_imagetag_partitions(struct mtd_info *master, pr_err("invalid total length: %*ph\n", (int)sizeof(buf->total_length), buf->total_length); + ret = -EINVAL; goto out; } diff --git a/drivers/mtd/spi-nor/controllers/hisi-sfc.c b/drivers/mtd/spi-nor/controllers/hisi-sfc.c index 95c502173cbd..440fc5ae7d34 100644 --- a/drivers/mtd/spi-nor/controllers/hisi-sfc.c +++ b/drivers/mtd/spi-nor/controllers/hisi-sfc.c @@ -399,8 +399,10 @@ static int hisi_spi_nor_register_all(struct hifmc_host *host) for_each_available_child_of_node(dev->of_node, np) { ret = hisi_spi_nor_register(np, host); - if (ret) + if (ret) { + of_node_put(np); goto fail; + } if (host->num_chip == HIFMC_MAX_CHIP_NUM) { dev_warn(dev, "Flash device number exceeds the maximum chipselect number\n"); diff --git a/drivers/mtd/spi-nor/core.c b/drivers/mtd/spi-nor/core.c index ad6c79d9a7f8..06e1bf01fd92 100644 --- a/drivers/mtd/spi-nor/core.c +++ b/drivers/mtd/spi-nor/core.c @@ -1212,14 +1212,15 @@ spi_nor_find_best_erase_type(const struct spi_nor_erase_map *map, erase = &map->erase_type[i]; + /* Alignment is not mandatory for overlaid regions */ + if (region->offset & SNOR_OVERLAID_REGION && + region->size <= len) + return erase; + /* Don't erase more than what the user has asked for. */ if (erase->size > len) continue; - /* Alignment is not mandatory for overlaid regions */ - if (region->offset & SNOR_OVERLAID_REGION) - return erase; - spi_nor_div_by_erase_size(erase, addr, &rem); if (rem) continue; @@ -1363,6 +1364,7 @@ static int spi_nor_init_erase_cmd_list(struct spi_nor *nor, goto destroy_erase_cmd_list; if (prev_erase != erase || + erase->size != cmd->size || region->offset & SNOR_OVERLAID_REGION) { cmd = spi_nor_init_erase_cmd(region, erase); if (IS_ERR(cmd)) { diff --git a/drivers/mtd/spi-nor/sfdp.c b/drivers/mtd/spi-nor/sfdp.c index e2a43d39eb5f..08de2a2b4452 100644 --- a/drivers/mtd/spi-nor/sfdp.c +++ b/drivers/mtd/spi-nor/sfdp.c @@ -760,7 +760,7 @@ spi_nor_region_check_overlay(struct spi_nor_erase_region *region, int i; for (i = 0; i < SNOR_ERASE_TYPE_MAX; i++) { - if (!(erase_type & BIT(i))) + if (!(erase[i].size && erase_type & BIT(erase[i].idx))) continue; if (region->size & erase[i].size_mask) { spi_nor_region_mark_overlay(region); @@ -830,6 +830,7 @@ spi_nor_init_non_uniform_erase_map(struct spi_nor *nor, offset = (region[i].offset & ~SNOR_ERASE_FLAGS_MASK) + region[i].size; } + spi_nor_region_mark_end(®ion[i - 1]); save_uniform_erase_type = map->uniform_erase_type; map->uniform_erase_type = spi_nor_sort_erase_mask(map, @@ -853,8 +854,6 @@ spi_nor_init_non_uniform_erase_map(struct spi_nor *nor, if (!(regions_erase_type & BIT(erase[i].idx))) spi_nor_set_erase_type(&erase[i], 0, 0xFF); - spi_nor_region_mark_end(®ion[i - 1]); - return 0; } diff --git a/drivers/net/Kconfig b/drivers/net/Kconfig index 1e54ad4001e4..e59615823457 100644 --- a/drivers/net/Kconfig +++ b/drivers/net/Kconfig @@ -87,13 +87,13 @@ config WIREGUARD select CRYPTO_CURVE25519_X86 if X86 && 64BIT select ARM_CRYPTO if ARM select ARM64_CRYPTO if ARM64 - select CRYPTO_CHACHA20_NEON if (ARM || ARM64) && KERNEL_MODE_NEON + select CRYPTO_CHACHA20_NEON if ARM || (ARM64 && KERNEL_MODE_NEON) select CRYPTO_POLY1305_NEON if ARM64 && KERNEL_MODE_NEON select CRYPTO_POLY1305_ARM if ARM select CRYPTO_BLAKE2S_ARM if ARM select CRYPTO_CURVE25519_NEON if ARM && KERNEL_MODE_NEON select CRYPTO_CHACHA_MIPS if CPU_MIPS32_R2 - select CRYPTO_POLY1305_MIPS if CPU_MIPS32 || (CPU_MIPS64 && 64BIT) + select CRYPTO_POLY1305_MIPS if MIPS help WireGuard is a secure, fast, and easy to use replacement for IPSec that uses modern cryptography and clever networking tricks. It's diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c index 47afc5938c26..6d5a39af1097 100644 --- a/drivers/net/bonding/bond_main.c +++ b/drivers/net/bonding/bond_main.c @@ -3918,11 +3918,15 @@ static int bond_neigh_init(struct neighbour *n) rcu_read_lock(); slave = bond_first_slave_rcu(bond); - if (!slave) + if (!slave) { + ret = -EINVAL; goto out; + } slave_ops = slave->dev->netdev_ops; - if (!slave_ops->ndo_neigh_setup) + if (!slave_ops->ndo_neigh_setup) { + ret = -EINVAL; goto out; + } /* TODO: find another way [1] to implement this. * Passing a zeroed structure is fragile, diff --git a/drivers/net/can/flexcan.c b/drivers/net/can/flexcan.c index 99e5f272205d..d712c6fdbc87 100644 --- a/drivers/net/can/flexcan.c +++ b/drivers/net/can/flexcan.c @@ -662,7 +662,7 @@ static int flexcan_chip_freeze(struct flexcan_priv *priv) u32 reg; reg = priv->read(®s->mcr); - reg |= FLEXCAN_MCR_HALT; + reg |= FLEXCAN_MCR_FRZ | FLEXCAN_MCR_HALT; priv->write(reg, ®s->mcr); while (timeout-- && !(priv->read(®s->mcr) & FLEXCAN_MCR_FRZ_ACK)) @@ -1375,10 +1375,13 @@ static int flexcan_chip_start(struct net_device *dev) flexcan_set_bittiming(dev); + /* set freeze, halt */ + err = flexcan_chip_freeze(priv); + if (err) + goto out_chip_disable; + /* MCR * - * enable freeze - * halt now * only supervisor access * enable warning int * enable individual RX masking @@ -1387,9 +1390,8 @@ static int flexcan_chip_start(struct net_device *dev) */ reg_mcr = priv->read(®s->mcr); reg_mcr &= ~FLEXCAN_MCR_MAXMB(0xff); - reg_mcr |= FLEXCAN_MCR_FRZ | FLEXCAN_MCR_HALT | FLEXCAN_MCR_SUPV | - FLEXCAN_MCR_WRN_EN | FLEXCAN_MCR_IRMQ | FLEXCAN_MCR_IDAM_C | - FLEXCAN_MCR_MAXMB(priv->tx_mb_idx); + reg_mcr |= FLEXCAN_MCR_SUPV | FLEXCAN_MCR_WRN_EN | FLEXCAN_MCR_IRMQ | + FLEXCAN_MCR_IDAM_C | FLEXCAN_MCR_MAXMB(priv->tx_mb_idx); /* MCR * @@ -1800,10 +1802,14 @@ static int register_flexcandev(struct net_device *dev) if (err) goto out_chip_disable; - /* set freeze, halt and activate FIFO, restrict register access */ + /* set freeze, halt */ + err = flexcan_chip_freeze(priv); + if (err) + goto out_chip_disable; + + /* activate FIFO, restrict register access */ reg = priv->read(®s->mcr); - reg |= FLEXCAN_MCR_FRZ | FLEXCAN_MCR_HALT | - FLEXCAN_MCR_FEN | FLEXCAN_MCR_SUPV; + reg |= FLEXCAN_MCR_FEN | FLEXCAN_MCR_SUPV; priv->write(reg, ®s->mcr); /* Currently we only support newer versions of this core diff --git a/drivers/net/can/m_can/tcan4x5x.c b/drivers/net/can/m_can/tcan4x5x.c index f726c5112294..01f5b6e03a2d 100644 --- a/drivers/net/can/m_can/tcan4x5x.c +++ b/drivers/net/can/m_can/tcan4x5x.c @@ -328,14 +328,14 @@ static int tcan4x5x_init(struct m_can_classdev *cdev) if (ret) return ret; + /* Zero out the MCAN buffers */ + m_can_init_ram(cdev); + ret = regmap_update_bits(tcan4x5x->regmap, TCAN4X5X_CONFIG, TCAN4X5X_MODE_SEL_MASK, TCAN4X5X_MODE_NORMAL); if (ret) return ret; - /* Zero out the MCAN buffers */ - m_can_init_ram(cdev); - return ret; } diff --git a/drivers/net/can/spi/mcp251xfd/mcp251xfd-core.c b/drivers/net/can/spi/mcp251xfd/mcp251xfd-core.c index 59de6b3b5f02..096d818c167e 100644 --- a/drivers/net/can/spi/mcp251xfd/mcp251xfd-core.c +++ b/drivers/net/can/spi/mcp251xfd/mcp251xfd-core.c @@ -2824,7 +2824,7 @@ static int mcp251xfd_probe(struct spi_device *spi) spi_get_device_id(spi)->driver_data; /* Errata Reference: - * mcp2517fd: DS80000789B, mcp2518fd: DS80000792C 4. + * mcp2517fd: DS80000792C 5., mcp2518fd: DS80000789C 4. * * The SPI can write corrupted data to the RAM at fast SPI * speeds: diff --git a/drivers/net/dsa/b53/b53_common.c b/drivers/net/dsa/b53/b53_common.c index 95c7fa171e35..f504b6858ed2 100644 --- a/drivers/net/dsa/b53/b53_common.c +++ b/drivers/net/dsa/b53/b53_common.c @@ -510,6 +510,19 @@ void b53_imp_vlan_setup(struct dsa_switch *ds, int cpu_port) } EXPORT_SYMBOL(b53_imp_vlan_setup); +static void b53_port_set_learning(struct b53_device *dev, int port, + bool learning) +{ + u16 reg; + + b53_read16(dev, B53_CTRL_PAGE, B53_DIS_LEARNING, ®); + if (learning) + reg &= ~BIT(port); + else + reg |= BIT(port); + b53_write16(dev, B53_CTRL_PAGE, B53_DIS_LEARNING, reg); +} + int b53_enable_port(struct dsa_switch *ds, int port, struct phy_device *phy) { struct b53_device *dev = ds->priv; @@ -523,6 +536,7 @@ int b53_enable_port(struct dsa_switch *ds, int port, struct phy_device *phy) cpu_port = dsa_to_port(ds, port)->cpu_dp->index; b53_br_egress_floods(ds, port, true, true); + b53_port_set_learning(dev, port, false); if (dev->ops->irq_enable) ret = dev->ops->irq_enable(dev, port); @@ -656,6 +670,7 @@ static void b53_enable_cpu_port(struct b53_device *dev, int port) b53_brcm_hdr_setup(dev->ds, port); b53_br_egress_floods(dev->ds, port, true, true); + b53_port_set_learning(dev, port, false); } static void b53_enable_mib(struct b53_device *dev) @@ -1839,6 +1854,8 @@ int b53_br_join(struct dsa_switch *ds, int port, struct net_device *br) b53_write16(dev, B53_PVLAN_PAGE, B53_PVLAN_PORT_MASK(port), pvlan); dev->ports[port].vlan_ctl_mask = pvlan; + b53_port_set_learning(dev, port, true); + return 0; } EXPORT_SYMBOL(b53_br_join); @@ -1886,6 +1903,7 @@ void b53_br_leave(struct dsa_switch *ds, int port, struct net_device *br) vl->untag |= BIT(port) | BIT(cpu_port); b53_set_vlan_entry(dev, pvid, vl); } + b53_port_set_learning(dev, port, false); } EXPORT_SYMBOL(b53_br_leave); diff --git a/drivers/net/dsa/b53/b53_regs.h b/drivers/net/dsa/b53/b53_regs.h index c90985c294a2..b2c539a42154 100644 --- a/drivers/net/dsa/b53/b53_regs.h +++ b/drivers/net/dsa/b53/b53_regs.h @@ -115,6 +115,7 @@ #define B53_UC_FLOOD_MASK 0x32 #define B53_MC_FLOOD_MASK 0x34 #define B53_IPMC_FLOOD_MASK 0x36 +#define B53_DIS_LEARNING 0x3c /* * Override Ports 0-7 State on devices with xMII interfaces (8 bit) diff --git a/drivers/net/dsa/bcm_sf2.c b/drivers/net/dsa/bcm_sf2.c index 445226720ff2..edb0a1027b38 100644 --- a/drivers/net/dsa/bcm_sf2.c +++ b/drivers/net/dsa/bcm_sf2.c @@ -222,23 +222,10 @@ static int bcm_sf2_port_setup(struct dsa_switch *ds, int port, reg &= ~P_TXQ_PSM_VDD(port); core_writel(priv, reg, CORE_MEM_PSM_VDD_CTRL); - /* Enable learning */ - reg = core_readl(priv, CORE_DIS_LEARN); - reg &= ~BIT(port); - core_writel(priv, reg, CORE_DIS_LEARN); - /* Enable Broadcom tags for that port if requested */ - if (priv->brcm_tag_mask & BIT(port)) { + if (priv->brcm_tag_mask & BIT(port)) b53_brcm_hdr_setup(ds, port); - /* Disable learning on ASP port */ - if (port == 7) { - reg = core_readl(priv, CORE_DIS_LEARN); - reg |= BIT(port); - core_writel(priv, reg, CORE_DIS_LEARN); - } - } - /* Configure Traffic Class to QoS mapping, allow each priority to map * to a different queue number */ diff --git a/drivers/net/dsa/ocelot/felix.c b/drivers/net/dsa/ocelot/felix.c index 89d7c9b23186..4e53464411ed 100644 --- a/drivers/net/dsa/ocelot/felix.c +++ b/drivers/net/dsa/ocelot/felix.c @@ -635,14 +635,18 @@ static void felix_teardown(struct dsa_switch *ds) struct felix *felix = ocelot_to_felix(ocelot); int port; + ocelot_deinit_timestamp(ocelot); + ocelot_deinit(ocelot); + + for (port = 0; port < ocelot->num_phys_ports; port++) { + if (dsa_is_unused_port(ds, port)) + continue; + + ocelot_deinit_port(ocelot, port); + } + if (felix->info->mdio_bus_free) felix->info->mdio_bus_free(ocelot); - - for (port = 0; port < ocelot->num_phys_ports; port++) - ocelot_deinit_port(ocelot, port); - ocelot_deinit_timestamp(ocelot); - /* stop workqueue thread */ - ocelot_deinit(ocelot); } static int felix_hwtstamp_get(struct dsa_switch *ds, int port, diff --git a/drivers/net/dsa/sja1105/sja1105_main.c b/drivers/net/dsa/sja1105/sja1105_main.c index 4ca029650993..1a855816cbc9 100644 --- a/drivers/net/dsa/sja1105/sja1105_main.c +++ b/drivers/net/dsa/sja1105/sja1105_main.c @@ -1834,7 +1834,7 @@ out_unlock_ptp: speed = SPEED_1000; else if (bmcr & BMCR_SPEED100) speed = SPEED_100; - else if (bmcr & BMCR_SPEED10) + else speed = SPEED_10; sja1105_sgmii_pcs_force_speed(priv, speed); diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-common.h b/drivers/net/ethernet/amd/xgbe/xgbe-common.h index b40d4377cc71..b2cd3bdba9f8 100644 --- a/drivers/net/ethernet/amd/xgbe/xgbe-common.h +++ b/drivers/net/ethernet/amd/xgbe/xgbe-common.h @@ -1279,10 +1279,18 @@ #define MDIO_PMA_10GBR_FECCTRL 0x00ab #endif +#ifndef MDIO_PMA_RX_CTRL1 +#define MDIO_PMA_RX_CTRL1 0x8051 +#endif + #ifndef MDIO_PCS_DIG_CTRL #define MDIO_PCS_DIG_CTRL 0x8000 #endif +#ifndef MDIO_PCS_DIGITAL_STAT +#define MDIO_PCS_DIGITAL_STAT 0x8010 +#endif + #ifndef MDIO_AN_XNP #define MDIO_AN_XNP 0x0016 #endif @@ -1358,6 +1366,8 @@ #define XGBE_KR_TRAINING_ENABLE BIT(1) #define XGBE_PCS_CL37_BP BIT(12) +#define XGBE_PCS_PSEQ_STATE_MASK 0x1c +#define XGBE_PCS_PSEQ_STATE_POWER_GOOD 0x10 #define XGBE_AN_CL37_INT_CMPLT BIT(0) #define XGBE_AN_CL37_INT_MASK 0x01 @@ -1375,6 +1385,10 @@ #define XGBE_PMA_CDR_TRACK_EN_OFF 0x00 #define XGBE_PMA_CDR_TRACK_EN_ON 0x01 +#define XGBE_PMA_RX_RST_0_MASK BIT(4) +#define XGBE_PMA_RX_RST_0_RESET_ON 0x10 +#define XGBE_PMA_RX_RST_0_RESET_OFF 0x00 + /* Bit setting and getting macros * The get macro will extract the current bit field value from within * the variable diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-drv.c b/drivers/net/ethernet/amd/xgbe/xgbe-drv.c index 2709a2db5657..395eb0b52680 100644 --- a/drivers/net/ethernet/amd/xgbe/xgbe-drv.c +++ b/drivers/net/ethernet/amd/xgbe/xgbe-drv.c @@ -1368,6 +1368,7 @@ static void xgbe_stop(struct xgbe_prv_data *pdata) return; netif_tx_stop_all_queues(netdev); + netif_carrier_off(pdata->netdev); xgbe_stop_timers(pdata); flush_workqueue(pdata->dev_workqueue); diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-mdio.c b/drivers/net/ethernet/amd/xgbe/xgbe-mdio.c index 93ef5a30cb8d..4e97b4869522 100644 --- a/drivers/net/ethernet/amd/xgbe/xgbe-mdio.c +++ b/drivers/net/ethernet/amd/xgbe/xgbe-mdio.c @@ -1345,7 +1345,7 @@ static void xgbe_phy_status(struct xgbe_prv_data *pdata) &an_restart); if (an_restart) { xgbe_phy_config_aneg(pdata); - return; + goto adjust_link; } if (pdata->phy.link) { @@ -1396,7 +1396,6 @@ static void xgbe_phy_stop(struct xgbe_prv_data *pdata) pdata->phy_if.phy_impl.stop(pdata); pdata->phy.link = 0; - netif_carrier_off(pdata->netdev); xgbe_phy_adjust_link(pdata); } diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-phy-v2.c b/drivers/net/ethernet/amd/xgbe/xgbe-phy-v2.c index 859ded0c06b0..18e48b3bc402 100644 --- a/drivers/net/ethernet/amd/xgbe/xgbe-phy-v2.c +++ b/drivers/net/ethernet/amd/xgbe/xgbe-phy-v2.c @@ -922,6 +922,9 @@ static bool xgbe_phy_belfuse_phy_quirks(struct xgbe_prv_data *pdata) if ((phy_id & 0xfffffff0) != 0x03625d10) return false; + /* Reset PHY - wait for self-clearing reset bit to clear */ + genphy_soft_reset(phy_data->phydev); + /* Disable RGMII mode */ phy_write(phy_data->phydev, 0x18, 0x7007); reg = phy_read(phy_data->phydev, 0x18); @@ -1953,6 +1956,27 @@ static void xgbe_phy_set_redrv_mode(struct xgbe_prv_data *pdata) xgbe_phy_put_comm_ownership(pdata); } +static void xgbe_phy_rx_reset(struct xgbe_prv_data *pdata) +{ + int reg; + + reg = XMDIO_READ_BITS(pdata, MDIO_MMD_PCS, MDIO_PCS_DIGITAL_STAT, + XGBE_PCS_PSEQ_STATE_MASK); + if (reg == XGBE_PCS_PSEQ_STATE_POWER_GOOD) { + /* Mailbox command timed out, reset of RX block is required. + * This can be done by asseting the reset bit and wait for + * its compeletion. + */ + XMDIO_WRITE_BITS(pdata, MDIO_MMD_PMAPMD, MDIO_PMA_RX_CTRL1, + XGBE_PMA_RX_RST_0_MASK, XGBE_PMA_RX_RST_0_RESET_ON); + ndelay(20); + XMDIO_WRITE_BITS(pdata, MDIO_MMD_PMAPMD, MDIO_PMA_RX_CTRL1, + XGBE_PMA_RX_RST_0_MASK, XGBE_PMA_RX_RST_0_RESET_OFF); + usleep_range(40, 50); + netif_err(pdata, link, pdata->netdev, "firmware mailbox reset performed\n"); + } +} + static void xgbe_phy_perform_ratechange(struct xgbe_prv_data *pdata, unsigned int cmd, unsigned int sub_cmd) { @@ -1960,9 +1984,11 @@ static void xgbe_phy_perform_ratechange(struct xgbe_prv_data *pdata, unsigned int wait; /* Log if a previous command did not complete */ - if (XP_IOREAD_BITS(pdata, XP_DRIVER_INT_RO, STATUS)) + if (XP_IOREAD_BITS(pdata, XP_DRIVER_INT_RO, STATUS)) { netif_dbg(pdata, link, pdata->netdev, "firmware mailbox not ready for command\n"); + xgbe_phy_rx_reset(pdata); + } /* Construct the command */ XP_SET_BITS(s0, XP_DRIVER_SCRATCH_0, COMMAND, cmd); @@ -1984,6 +2010,9 @@ static void xgbe_phy_perform_ratechange(struct xgbe_prv_data *pdata, netif_dbg(pdata, link, pdata->netdev, "firmware mailbox command did not complete\n"); + + /* Reset on error */ + xgbe_phy_rx_reset(pdata); } static void xgbe_phy_rrc(struct xgbe_prv_data *pdata) @@ -2584,6 +2613,14 @@ static int xgbe_phy_link_status(struct xgbe_prv_data *pdata, int *an_restart) if (reg & MDIO_STAT1_LSTATUS) return 1; + if (pdata->phy.autoneg == AUTONEG_ENABLE && + phy_data->port_mode == XGBE_PORT_MODE_BACKPLANE) { + if (!test_bit(XGBE_LINK_INIT, &pdata->dev_state)) { + netif_carrier_off(pdata->netdev); + *an_restart = 1; + } + } + /* No link, attempt a receiver reset cycle */ if (phy_data->rrc_count++ > XGBE_RRC_FREQUENCY) { phy_data->rrc_count = 0; diff --git a/drivers/net/ethernet/atheros/ag71xx.c b/drivers/net/ethernet/atheros/ag71xx.c index dd5c8a9038bb..a60ce9030581 100644 --- a/drivers/net/ethernet/atheros/ag71xx.c +++ b/drivers/net/ethernet/atheros/ag71xx.c @@ -223,8 +223,6 @@ #define AG71XX_REG_RX_SM 0x01b0 #define AG71XX_REG_TX_SM 0x01b4 -#define ETH_SWITCH_HEADER_LEN 2 - #define AG71XX_DEFAULT_MSG_ENABLE \ (NETIF_MSG_DRV \ | NETIF_MSG_PROBE \ @@ -933,7 +931,7 @@ static void ag71xx_hw_setup(struct ag71xx *ag) static unsigned int ag71xx_max_frame_len(unsigned int mtu) { - return ETH_SWITCH_HEADER_LEN + ETH_HLEN + VLAN_HLEN + mtu + ETH_FCS_LEN; + return ETH_HLEN + VLAN_HLEN + mtu + ETH_FCS_LEN; } static void ag71xx_hw_set_macaddr(struct ag71xx *ag, unsigned char *mac) diff --git a/drivers/net/ethernet/atheros/alx/main.c b/drivers/net/ethernet/atheros/alx/main.c index 9b7f1af5f574..9e02f8864593 100644 --- a/drivers/net/ethernet/atheros/alx/main.c +++ b/drivers/net/ethernet/atheros/alx/main.c @@ -1894,13 +1894,16 @@ static int alx_resume(struct device *dev) if (!netif_running(alx->dev)) return 0; - netif_device_attach(alx->dev); rtnl_lock(); err = __alx_open(alx, true); rtnl_unlock(); + if (err) + return err; - return err; + netif_device_attach(alx->dev); + + return 0; } static SIMPLE_DEV_PM_OPS(alx_pm_ops, alx_suspend, alx_resume); diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c index 033bfab24ef2..a59c1f1fb31e 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c @@ -8430,10 +8430,18 @@ static void bnxt_setup_inta(struct bnxt *bp) bp->irq_tbl[0].handler = bnxt_inta; } +static int bnxt_init_int_mode(struct bnxt *bp); + static int bnxt_setup_int_mode(struct bnxt *bp) { int rc; + if (!bp->irq_tbl) { + rc = bnxt_init_int_mode(bp); + if (rc || !bp->irq_tbl) + return rc ?: -ENODEV; + } + if (bp->flags & BNXT_FLAG_USING_MSIX) bnxt_setup_msix(bp); else @@ -8618,7 +8626,7 @@ static int bnxt_init_inta(struct bnxt *bp) static int bnxt_init_int_mode(struct bnxt *bp) { - int rc = 0; + int rc = -ENODEV; if (bp->flags & BNXT_FLAG_MSIX_CAP) rc = bnxt_init_msix(bp); @@ -8856,9 +8864,10 @@ void bnxt_tx_disable(struct bnxt *bp) txr->dev_state = BNXT_DEV_STATE_CLOSING; } } + /* Drop carrier first to prevent TX timeout */ + netif_carrier_off(bp->dev); /* Stop all TX queues */ netif_tx_disable(bp->dev); - netif_carrier_off(bp->dev); } void bnxt_tx_enable(struct bnxt *bp) @@ -9338,7 +9347,8 @@ static int bnxt_hwrm_if_change(struct bnxt *bp, bool up) { struct hwrm_func_drv_if_change_output *resp = bp->hwrm_cmd_resp_addr; struct hwrm_func_drv_if_change_input req = {0}; - bool resc_reinit = false, fw_reset = false; + bool fw_reset = !bp->irq_tbl; + bool resc_reinit = false; u32 flags = 0; int rc; @@ -9366,6 +9376,7 @@ static int bnxt_hwrm_if_change(struct bnxt *bp, bool up) if (test_bit(BNXT_STATE_IN_FW_RESET, &bp->state) && !fw_reset) { netdev_err(bp->dev, "RESET_DONE not set during FW reset.\n"); + set_bit(BNXT_STATE_ABORT_ERR, &bp->state); return -ENODEV; } if (resc_reinit || fw_reset) { diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c index 184b6d0513b2..8b0e916afe6b 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c @@ -474,8 +474,8 @@ static int bnxt_dl_info_get(struct devlink *dl, struct devlink_info_req *req, if (BNXT_PF(bp) && !bnxt_hwrm_get_nvm_cfg_ver(bp, &nvm_cfg_ver)) { u32 ver = nvm_cfg_ver.vu32; - sprintf(buf, "%X.%X.%X", (ver >> 16) & 0xF, (ver >> 8) & 0xF, - ver & 0xF); + sprintf(buf, "%d.%d.%d", (ver >> 16) & 0xf, (ver >> 8) & 0xf, + ver & 0xf); rc = bnxt_dl_info_put(bp, req, BNXT_VERSION_STORED, DEVLINK_INFO_VERSION_GENERIC_FW_PSID, buf); diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_uld.h b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_uld.h index 1b49f2fa9b18..34546f5312ee 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_uld.h +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_uld.h @@ -46,6 +46,9 @@ #define MAX_ULD_QSETS 16 #define MAX_ULD_NPORTS 4 +/* ulp_mem_io + ulptx_idata + payload + padding */ +#define MAX_IMM_ULPTX_WR_LEN (32 + 8 + 256 + 8) + /* CPL message priority levels */ enum { CPL_PRIORITY_DATA = 0, /* data messages */ diff --git a/drivers/net/ethernet/chelsio/cxgb4/sge.c b/drivers/net/ethernet/chelsio/cxgb4/sge.c index 196652a114c5..3334c9e2152a 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/sge.c +++ b/drivers/net/ethernet/chelsio/cxgb4/sge.c @@ -2842,17 +2842,22 @@ int t4_mgmt_tx(struct adapter *adap, struct sk_buff *skb) * @skb: the packet * * Returns true if a packet can be sent as an offload WR with immediate - * data. We currently use the same limit as for Ethernet packets. + * data. + * FW_OFLD_TX_DATA_WR limits the payload to 255 bytes due to 8-bit field. + * However, FW_ULPTX_WR commands have a 256 byte immediate only + * payload limit. */ static inline int is_ofld_imm(const struct sk_buff *skb) { struct work_request_hdr *req = (struct work_request_hdr *)skb->data; unsigned long opcode = FW_WR_OP_G(ntohl(req->wr_hi)); - if (opcode == FW_CRYPTO_LOOKASIDE_WR) + if (unlikely(opcode == FW_ULPTX_WR)) + return skb->len <= MAX_IMM_ULPTX_WR_LEN; + else if (opcode == FW_CRYPTO_LOOKASIDE_WR) return skb->len <= SGE_MAX_WR_LEN; else - return skb->len <= MAX_IMM_TX_PKT_LEN; + return skb->len <= MAX_IMM_OFLD_TX_DATA_WR_LEN; } /** diff --git a/drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_cm.h b/drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_cm.h index 47ba81e42f5d..b1161bdeda4d 100644 --- a/drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_cm.h +++ b/drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_cm.h @@ -50,9 +50,6 @@ #define MIN_RCV_WND (24 * 1024U) #define LOOPBACK(x) (((x) & htonl(0xff000000)) == htonl(0x7f000000)) -/* ulp_mem_io + ulptx_idata + payload + padding */ -#define MAX_IMM_ULPTX_WR_LEN (32 + 8 + 256 + 8) - /* for TX: a skb must have a headroom of at least TX_HEADER_LEN bytes */ #define TX_HEADER_LEN \ (sizeof(struct fw_ofld_tx_data_wr) + sizeof(struct sge_opaque_hdr)) diff --git a/drivers/net/ethernet/davicom/dm9000.c b/drivers/net/ethernet/davicom/dm9000.c index 5c6c8c5ec747..ba7f857d1710 100644 --- a/drivers/net/ethernet/davicom/dm9000.c +++ b/drivers/net/ethernet/davicom/dm9000.c @@ -133,6 +133,8 @@ struct board_info { u32 wake_state; int ip_summed; + + struct regulator *power_supply; }; /* debug code */ @@ -1452,7 +1454,7 @@ dm9000_probe(struct platform_device *pdev) if (ret) { dev_err(dev, "failed to request reset gpio %d: %d\n", reset_gpios, ret); - return -ENODEV; + goto out_regulator_disable; } /* According to manual PWRST# Low Period Min 1ms */ @@ -1464,8 +1466,10 @@ dm9000_probe(struct platform_device *pdev) if (!pdata) { pdata = dm9000_parse_dt(&pdev->dev); - if (IS_ERR(pdata)) - return PTR_ERR(pdata); + if (IS_ERR(pdata)) { + ret = PTR_ERR(pdata); + goto out_regulator_disable; + } } /* Init network device */ @@ -1482,6 +1486,8 @@ dm9000_probe(struct platform_device *pdev) db->dev = &pdev->dev; db->ndev = ndev; + if (!IS_ERR(power)) + db->power_supply = power; spin_lock_init(&db->lock); mutex_init(&db->addr_lock); @@ -1706,6 +1712,10 @@ out: dm9000_release_board(pdev, db); free_netdev(ndev); +out_regulator_disable: + if (!IS_ERR(power)) + regulator_disable(power); + return ret; } @@ -1763,10 +1773,13 @@ static int dm9000_drv_remove(struct platform_device *pdev) { struct net_device *ndev = platform_get_drvdata(pdev); + struct board_info *dm = to_dm9000_board(ndev); unregister_netdev(ndev); - dm9000_release_board(pdev, netdev_priv(ndev)); + dm9000_release_board(pdev, dm); free_netdev(ndev); /* free device structure */ + if (dm->power_supply) + regulator_disable(dm->power_supply); dev_dbg(&pdev->dev, "released and freed device\n"); return 0; diff --git a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c index d880ab2a7d96..f91c67489e62 100644 --- a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c +++ b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c @@ -399,10 +399,20 @@ static u32 dpaa2_eth_run_xdp(struct dpaa2_eth_priv *priv, xdp.frame_sz = DPAA2_ETH_RX_BUF_RAW_SIZE; err = xdp_do_redirect(priv->net_dev, &xdp, xdp_prog); - if (unlikely(err)) + if (unlikely(err)) { + addr = dma_map_page(priv->net_dev->dev.parent, + virt_to_page(vaddr), 0, + priv->rx_buf_size, DMA_BIDIRECTIONAL); + if (unlikely(dma_mapping_error(priv->net_dev->dev.parent, addr))) { + free_pages((unsigned long)vaddr, 0); + } else { + ch->buf_count++; + dpaa2_eth_xdp_release_buf(priv, ch, addr); + } ch->stats.xdp_drop++; - else + } else { ch->stats.xdp_redirect++; + } break; } diff --git a/drivers/net/ethernet/freescale/enetc/enetc.c b/drivers/net/ethernet/freescale/enetc/enetc.c index fc2075ea57fe..df4a858c8001 100644 --- a/drivers/net/ethernet/freescale/enetc/enetc.c +++ b/drivers/net/ethernet/freescale/enetc/enetc.c @@ -321,6 +321,8 @@ static int enetc_poll(struct napi_struct *napi, int budget) int work_done; int i; + enetc_lock_mdio(); + for (i = 0; i < v->count_tx_rings; i++) if (!enetc_clean_tx_ring(&v->tx_ring[i], budget)) complete = false; @@ -331,8 +333,10 @@ static int enetc_poll(struct napi_struct *napi, int budget) if (work_done) v->rx_napi_work = true; - if (!complete) + if (!complete) { + enetc_unlock_mdio(); return budget; + } napi_complete_done(napi, work_done); @@ -341,8 +345,6 @@ static int enetc_poll(struct napi_struct *napi, int budget) v->rx_napi_work = false; - enetc_lock_mdio(); - /* enable interrupts */ enetc_wr_reg_hot(v->rbier, ENETC_RBIER_RXTIE); @@ -367,8 +369,8 @@ static void enetc_get_tx_tstamp(struct enetc_hw *hw, union enetc_tx_bd *txbd, { u32 lo, hi, tstamp_lo; - lo = enetc_rd(hw, ENETC_SICTR0); - hi = enetc_rd(hw, ENETC_SICTR1); + lo = enetc_rd_hot(hw, ENETC_SICTR0); + hi = enetc_rd_hot(hw, ENETC_SICTR1); tstamp_lo = le32_to_cpu(txbd->wb.tstamp); if (lo <= tstamp_lo) hi -= 1; @@ -382,6 +384,12 @@ static void enetc_tstamp_tx(struct sk_buff *skb, u64 tstamp) if (skb_shinfo(skb)->tx_flags & SKBTX_IN_PROGRESS) { memset(&shhwtstamps, 0, sizeof(shhwtstamps)); shhwtstamps.hwtstamp = ns_to_ktime(tstamp); + /* Ensure skb_mstamp_ns, which might have been populated with + * the txtime, is not mistaken for a software timestamp, + * because this will prevent the dispatch of our hardware + * timestamp to the socket. + */ + skb->tstamp = ktime_set(0, 0); skb_tstamp_tx(skb, &shhwtstamps); } } @@ -398,9 +406,7 @@ static bool enetc_clean_tx_ring(struct enetc_bdr *tx_ring, int napi_budget) i = tx_ring->next_to_clean; tx_swbd = &tx_ring->tx_swbd[i]; - enetc_lock_mdio(); bds_to_clean = enetc_bd_ready_count(tx_ring, i); - enetc_unlock_mdio(); do_tstamp = false; @@ -443,8 +449,6 @@ static bool enetc_clean_tx_ring(struct enetc_bdr *tx_ring, int napi_budget) tx_swbd = tx_ring->tx_swbd; } - enetc_lock_mdio(); - /* BD iteration loop end */ if (is_eof) { tx_frm_cnt++; @@ -455,8 +459,6 @@ static bool enetc_clean_tx_ring(struct enetc_bdr *tx_ring, int napi_budget) if (unlikely(!bds_to_clean)) bds_to_clean = enetc_bd_ready_count(tx_ring, i); - - enetc_unlock_mdio(); } tx_ring->next_to_clean = i; @@ -567,9 +569,8 @@ static void enetc_get_rx_tstamp(struct net_device *ndev, static void enetc_get_offloads(struct enetc_bdr *rx_ring, union enetc_rx_bd *rxbd, struct sk_buff *skb) { -#ifdef CONFIG_FSL_ENETC_PTP_CLOCK struct enetc_ndev_priv *priv = netdev_priv(rx_ring->ndev); -#endif + /* TODO: hashing */ if (rx_ring->ndev->features & NETIF_F_RXCSUM) { u16 inet_csum = le16_to_cpu(rxbd->r.inet_csum); @@ -578,12 +579,31 @@ static void enetc_get_offloads(struct enetc_bdr *rx_ring, skb->ip_summed = CHECKSUM_COMPLETE; } - /* copy VLAN to skb, if one is extracted, for now we assume it's a - * standard TPID, but HW also supports custom values - */ - if (le16_to_cpu(rxbd->r.flags) & ENETC_RXBD_FLAG_VLAN) - __vlan_hwaccel_put_tag(skb, htons(ETH_P_8021Q), - le16_to_cpu(rxbd->r.vlan_opt)); + if (le16_to_cpu(rxbd->r.flags) & ENETC_RXBD_FLAG_VLAN) { + __be16 tpid = 0; + + switch (le16_to_cpu(rxbd->r.flags) & ENETC_RXBD_FLAG_TPID) { + case 0: + tpid = htons(ETH_P_8021Q); + break; + case 1: + tpid = htons(ETH_P_8021AD); + break; + case 2: + tpid = htons(enetc_port_rd(&priv->si->hw, + ENETC_PCVLANR1)); + break; + case 3: + tpid = htons(enetc_port_rd(&priv->si->hw, + ENETC_PCVLANR2)); + break; + default: + break; + } + + __vlan_hwaccel_put_tag(skb, tpid, le16_to_cpu(rxbd->r.vlan_opt)); + } + #ifdef CONFIG_FSL_ENETC_PTP_CLOCK if (priv->active_offloads & ENETC_F_RX_TSTAMP) enetc_get_rx_tstamp(rx_ring->ndev, rxbd, skb); @@ -700,8 +720,6 @@ static int enetc_clean_rx_ring(struct enetc_bdr *rx_ring, u32 bd_status; u16 size; - enetc_lock_mdio(); - if (cleaned_cnt >= ENETC_RXBD_BUNDLE) { int count = enetc_refill_rx_ring(rx_ring, cleaned_cnt); @@ -712,19 +730,15 @@ static int enetc_clean_rx_ring(struct enetc_bdr *rx_ring, rxbd = enetc_rxbd(rx_ring, i); bd_status = le32_to_cpu(rxbd->r.lstatus); - if (!bd_status) { - enetc_unlock_mdio(); + if (!bd_status) break; - } enetc_wr_reg_hot(rx_ring->idr, BIT(rx_ring->index)); dma_rmb(); /* for reading other rxbd fields */ size = le16_to_cpu(rxbd->r.buf_len); skb = enetc_map_rx_buff_to_skb(rx_ring, i, size); - if (!skb) { - enetc_unlock_mdio(); + if (!skb) break; - } enetc_get_offloads(rx_ring, rxbd, skb); @@ -736,7 +750,6 @@ static int enetc_clean_rx_ring(struct enetc_bdr *rx_ring, if (unlikely(bd_status & ENETC_RXBD_LSTATUS(ENETC_RXBD_ERR_MASK))) { - enetc_unlock_mdio(); dev_kfree_skb(skb); while (!(bd_status & ENETC_RXBD_LSTATUS_F)) { dma_rmb(); @@ -776,8 +789,6 @@ static int enetc_clean_rx_ring(struct enetc_bdr *rx_ring, enetc_process_skb(rx_ring, skb); - enetc_unlock_mdio(); - napi_gro_receive(napi, skb); rx_frm_cnt++; @@ -1024,7 +1035,7 @@ static void enetc_free_rxtx_rings(struct enetc_ndev_priv *priv) enetc_free_tx_ring(priv->tx_ring[i]); } -static int enetc_alloc_cbdr(struct device *dev, struct enetc_cbdr *cbdr) +int enetc_alloc_cbdr(struct device *dev, struct enetc_cbdr *cbdr) { int size = cbdr->bd_count * sizeof(struct enetc_cbd); @@ -1045,7 +1056,7 @@ static int enetc_alloc_cbdr(struct device *dev, struct enetc_cbdr *cbdr) return 0; } -static void enetc_free_cbdr(struct device *dev, struct enetc_cbdr *cbdr) +void enetc_free_cbdr(struct device *dev, struct enetc_cbdr *cbdr) { int size = cbdr->bd_count * sizeof(struct enetc_cbd); @@ -1053,7 +1064,7 @@ static void enetc_free_cbdr(struct device *dev, struct enetc_cbdr *cbdr) cbdr->bd_base = NULL; } -static void enetc_setup_cbdr(struct enetc_hw *hw, struct enetc_cbdr *cbdr) +void enetc_setup_cbdr(struct enetc_hw *hw, struct enetc_cbdr *cbdr) { /* set CBDR cache attributes */ enetc_wr(hw, ENETC_SICAR2, @@ -1073,7 +1084,7 @@ static void enetc_setup_cbdr(struct enetc_hw *hw, struct enetc_cbdr *cbdr) cbdr->cir = hw->reg + ENETC_SICBDRCIR; } -static void enetc_clear_cbdr(struct enetc_hw *hw) +void enetc_clear_cbdr(struct enetc_hw *hw) { enetc_wr(hw, ENETC_SICBDRMR, 0); } @@ -1098,13 +1109,12 @@ static int enetc_setup_default_rss_table(struct enetc_si *si, int num_groups) return 0; } -static int enetc_configure_si(struct enetc_ndev_priv *priv) +int enetc_configure_si(struct enetc_ndev_priv *priv) { struct enetc_si *si = priv->si; struct enetc_hw *hw = &si->hw; int err; - enetc_setup_cbdr(hw, &si->cbd_ring); /* set SI cache attributes */ enetc_wr(hw, ENETC_SICAR0, ENETC_SICAR_RD_COHERENT | ENETC_SICAR_WR_COHERENT); @@ -1152,6 +1162,8 @@ int enetc_alloc_si_resources(struct enetc_ndev_priv *priv) if (err) return err; + enetc_setup_cbdr(&si->hw, &si->cbd_ring); + priv->cls_rules = kcalloc(si->num_fs_entries, sizeof(*priv->cls_rules), GFP_KERNEL); if (!priv->cls_rules) { @@ -1159,14 +1171,8 @@ int enetc_alloc_si_resources(struct enetc_ndev_priv *priv) goto err_alloc_cls; } - err = enetc_configure_si(priv); - if (err) - goto err_config_si; - return 0; -err_config_si: - kfree(priv->cls_rules); err_alloc_cls: enetc_clear_cbdr(&si->hw); enetc_free_cbdr(priv->dev, &si->cbd_ring); @@ -1252,7 +1258,8 @@ static void enetc_setup_rxbdr(struct enetc_hw *hw, struct enetc_bdr *rx_ring) rx_ring->idr = hw->reg + ENETC_SIRXIDR; enetc_refill_rx_ring(rx_ring, enetc_bd_unused(rx_ring)); - enetc_wr(hw, ENETC_SIRXIDR, rx_ring->next_to_use); + /* update ENETC's consumer index */ + enetc_rxbdr_wr(hw, idx, ENETC_RBCIR, rx_ring->next_to_use); /* enable ring */ enetc_rxbdr_wr(hw, idx, ENETC_RBMR, rbmr); diff --git a/drivers/net/ethernet/freescale/enetc/enetc.h b/drivers/net/ethernet/freescale/enetc/enetc.h index dd0fb0c066d7..15d19cbd5a95 100644 --- a/drivers/net/ethernet/freescale/enetc/enetc.h +++ b/drivers/net/ethernet/freescale/enetc/enetc.h @@ -293,6 +293,7 @@ void enetc_get_si_caps(struct enetc_si *si); void enetc_init_si_rings_params(struct enetc_ndev_priv *priv); int enetc_alloc_si_resources(struct enetc_ndev_priv *priv); void enetc_free_si_resources(struct enetc_ndev_priv *priv); +int enetc_configure_si(struct enetc_ndev_priv *priv); int enetc_open(struct net_device *ndev); int enetc_close(struct net_device *ndev); @@ -310,6 +311,10 @@ int enetc_setup_tc(struct net_device *ndev, enum tc_setup_type type, void enetc_set_ethtool_ops(struct net_device *ndev); /* control buffer descriptor ring (CBDR) */ +int enetc_alloc_cbdr(struct device *dev, struct enetc_cbdr *cbdr); +void enetc_free_cbdr(struct device *dev, struct enetc_cbdr *cbdr); +void enetc_setup_cbdr(struct enetc_hw *hw, struct enetc_cbdr *cbdr); +void enetc_clear_cbdr(struct enetc_hw *hw); int enetc_set_mac_flt_entry(struct enetc_si *si, int index, char *mac_addr, int si_map); int enetc_clear_mac_flt_entry(struct enetc_si *si, int index); diff --git a/drivers/net/ethernet/freescale/enetc/enetc_hw.h b/drivers/net/ethernet/freescale/enetc/enetc_hw.h index 014ca6ae121f..21a6ce415cb2 100644 --- a/drivers/net/ethernet/freescale/enetc/enetc_hw.h +++ b/drivers/net/ethernet/freescale/enetc/enetc_hw.h @@ -172,6 +172,8 @@ enum enetc_bdr_type {TX, RX}; #define ENETC_PSIPMAR0(n) (0x0100 + (n) * 0x8) /* n = SI index */ #define ENETC_PSIPMAR1(n) (0x0104 + (n) * 0x8) #define ENETC_PVCLCTR 0x0208 +#define ENETC_PCVLANR1 0x0210 +#define ENETC_PCVLANR2 0x0214 #define ENETC_VLAN_TYPE_C BIT(0) #define ENETC_VLAN_TYPE_S BIT(1) #define ENETC_PVCLCTR_OVTPIDL(bmp) ((bmp) & 0xff) /* VLAN_TYPE */ @@ -236,10 +238,17 @@ enum enetc_bdr_type {TX, RX}; #define ENETC_PM_IMDIO_BASE 0x8030 #define ENETC_PM0_IF_MODE 0x8300 -#define ENETC_PMO_IFM_RG BIT(2) +#define ENETC_PM0_IFM_RG BIT(2) #define ENETC_PM0_IFM_RLP (BIT(5) | BIT(11)) -#define ENETC_PM0_IFM_RGAUTO (BIT(15) | ENETC_PMO_IFM_RG | BIT(1)) -#define ENETC_PM0_IFM_XGMII BIT(12) +#define ENETC_PM0_IFM_EN_AUTO BIT(15) +#define ENETC_PM0_IFM_SSP_MASK GENMASK(14, 13) +#define ENETC_PM0_IFM_SSP_1000 (2 << 13) +#define ENETC_PM0_IFM_SSP_100 (0 << 13) +#define ENETC_PM0_IFM_SSP_10 (1 << 13) +#define ENETC_PM0_IFM_FULL_DPX BIT(12) +#define ENETC_PM0_IFM_IFMODE_MASK GENMASK(1, 0) +#define ENETC_PM0_IFM_IFMODE_XGMII 0 +#define ENETC_PM0_IFM_IFMODE_GMII 2 #define ENETC_PSIDCAPR 0x1b08 #define ENETC_PSIDCAPR_MSK GENMASK(15, 0) #define ENETC_PSFCAPR 0x1b18 @@ -453,6 +462,8 @@ static inline u64 _enetc_rd_reg64_wa(void __iomem *reg) #define enetc_wr_reg(reg, val) _enetc_wr_reg_wa((reg), (val)) #define enetc_rd(hw, off) enetc_rd_reg((hw)->reg + (off)) #define enetc_wr(hw, off, val) enetc_wr_reg((hw)->reg + (off), val) +#define enetc_rd_hot(hw, off) enetc_rd_reg_hot((hw)->reg + (off)) +#define enetc_wr_hot(hw, off, val) enetc_wr_reg_hot((hw)->reg + (off), val) #define enetc_rd64(hw, off) _enetc_rd_reg64_wa((hw)->reg + (off)) /* port register accessors - PF only */ #define enetc_port_rd(hw, off) enetc_rd_reg((hw)->port + (off)) @@ -573,6 +584,7 @@ union enetc_rx_bd { #define ENETC_RXBD_LSTATUS(flags) ((flags) << 16) #define ENETC_RXBD_FLAG_VLAN BIT(9) #define ENETC_RXBD_FLAG_TSTMP BIT(10) +#define ENETC_RXBD_FLAG_TPID GENMASK(1, 0) #define ENETC_MAC_ADDR_FILT_CNT 8 /* # of supported entries per port */ #define EMETC_MAC_ADDR_FILT_RES 3 /* # of reserved entries at the beginning */ diff --git a/drivers/net/ethernet/freescale/enetc/enetc_pf.c b/drivers/net/ethernet/freescale/enetc/enetc_pf.c index 06514af0df10..83187cd59fdd 100644 --- a/drivers/net/ethernet/freescale/enetc/enetc_pf.c +++ b/drivers/net/ethernet/freescale/enetc/enetc_pf.c @@ -190,7 +190,6 @@ static void enetc_pf_set_rx_mode(struct net_device *ndev) { struct enetc_ndev_priv *priv = netdev_priv(ndev); struct enetc_pf *pf = enetc_si_priv(priv->si); - char vlan_promisc_simap = pf->vlan_promisc_simap; struct enetc_hw *hw = &priv->si->hw; bool uprom = false, mprom = false; struct enetc_mac_filter *filter; @@ -203,16 +202,12 @@ static void enetc_pf_set_rx_mode(struct net_device *ndev) psipmr = ENETC_PSIPMR_SET_UP(0) | ENETC_PSIPMR_SET_MP(0); uprom = true; mprom = true; - /* Enable VLAN promiscuous mode for SI0 (PF) */ - vlan_promisc_simap |= BIT(0); } else if (ndev->flags & IFF_ALLMULTI) { /* enable multi cast promisc mode for SI0 (PF) */ psipmr = ENETC_PSIPMR_SET_MP(0); mprom = true; } - enetc_set_vlan_promisc(&pf->si->hw, vlan_promisc_simap); - /* first 2 filter entries belong to PF */ if (!uprom) { /* Update unicast filters */ @@ -320,7 +315,7 @@ static void enetc_set_loopback(struct net_device *ndev, bool en) u32 reg; reg = enetc_port_rd(hw, ENETC_PM0_IF_MODE); - if (reg & ENETC_PMO_IFM_RG) { + if (reg & ENETC_PM0_IFM_RG) { /* RGMII mode */ reg = (reg & ~ENETC_PM0_IFM_RLP) | (en ? ENETC_PM0_IFM_RLP : 0); @@ -499,13 +494,20 @@ static void enetc_configure_port_mac(struct enetc_hw *hw) static void enetc_mac_config(struct enetc_hw *hw, phy_interface_t phy_mode) { - /* set auto-speed for RGMII */ - if (enetc_port_rd(hw, ENETC_PM0_IF_MODE) & ENETC_PMO_IFM_RG || - phy_interface_mode_is_rgmii(phy_mode)) - enetc_port_wr(hw, ENETC_PM0_IF_MODE, ENETC_PM0_IFM_RGAUTO); + u32 val; - if (phy_mode == PHY_INTERFACE_MODE_USXGMII) - enetc_port_wr(hw, ENETC_PM0_IF_MODE, ENETC_PM0_IFM_XGMII); + if (phy_interface_mode_is_rgmii(phy_mode)) { + val = enetc_port_rd(hw, ENETC_PM0_IF_MODE); + val &= ~ENETC_PM0_IFM_EN_AUTO; + val &= ENETC_PM0_IFM_IFMODE_MASK; + val |= ENETC_PM0_IFM_IFMODE_GMII | ENETC_PM0_IFM_RG; + enetc_port_wr(hw, ENETC_PM0_IF_MODE, val); + } + + if (phy_mode == PHY_INTERFACE_MODE_USXGMII) { + val = ENETC_PM0_IFM_FULL_DPX | ENETC_PM0_IFM_IFMODE_XGMII; + enetc_port_wr(hw, ENETC_PM0_IF_MODE, val); + } } static void enetc_mac_enable(struct enetc_hw *hw, bool en) @@ -857,13 +859,12 @@ static bool enetc_port_has_pcs(struct enetc_pf *pf) pf->if_mode == PHY_INTERFACE_MODE_USXGMII); } -static int enetc_mdiobus_create(struct enetc_pf *pf) +static int enetc_mdiobus_create(struct enetc_pf *pf, struct device_node *node) { - struct device *dev = &pf->si->pdev->dev; struct device_node *mdio_np; int err; - mdio_np = of_get_child_by_name(dev->of_node, "mdio"); + mdio_np = of_get_child_by_name(node, "mdio"); if (mdio_np) { err = enetc_mdio_probe(pf, mdio_np); @@ -944,6 +945,34 @@ static void enetc_pl_mac_config(struct phylink_config *config, phylink_set_pcs(priv->phylink, &pf->pcs->pcs); } +static void enetc_force_rgmii_mac(struct enetc_hw *hw, int speed, int duplex) +{ + u32 old_val, val; + + old_val = val = enetc_port_rd(hw, ENETC_PM0_IF_MODE); + + if (speed == SPEED_1000) { + val &= ~ENETC_PM0_IFM_SSP_MASK; + val |= ENETC_PM0_IFM_SSP_1000; + } else if (speed == SPEED_100) { + val &= ~ENETC_PM0_IFM_SSP_MASK; + val |= ENETC_PM0_IFM_SSP_100; + } else if (speed == SPEED_10) { + val &= ~ENETC_PM0_IFM_SSP_MASK; + val |= ENETC_PM0_IFM_SSP_10; + } + + if (duplex == DUPLEX_FULL) + val |= ENETC_PM0_IFM_FULL_DPX; + else + val &= ~ENETC_PM0_IFM_FULL_DPX; + + if (val == old_val) + return; + + enetc_port_wr(hw, ENETC_PM0_IF_MODE, val); +} + static void enetc_pl_mac_link_up(struct phylink_config *config, struct phy_device *phy, unsigned int mode, phy_interface_t interface, int speed, @@ -956,6 +985,10 @@ static void enetc_pl_mac_link_up(struct phylink_config *config, if (priv->active_offloads & ENETC_F_QBV) enetc_sched_speed_set(priv, speed); + if (!phylink_autoneg_inband(mode) && + phy_interface_mode_is_rgmii(interface)) + enetc_force_rgmii_mac(&pf->si->hw, speed, duplex); + enetc_mac_enable(&pf->si->hw, true); } @@ -975,18 +1008,17 @@ static const struct phylink_mac_ops enetc_mac_phylink_ops = { .mac_link_down = enetc_pl_mac_link_down, }; -static int enetc_phylink_create(struct enetc_ndev_priv *priv) +static int enetc_phylink_create(struct enetc_ndev_priv *priv, + struct device_node *node) { struct enetc_pf *pf = enetc_si_priv(priv->si); - struct device *dev = &pf->si->pdev->dev; struct phylink *phylink; int err; pf->phylink_config.dev = &priv->ndev->dev; pf->phylink_config.type = PHYLINK_NETDEV; - phylink = phylink_create(&pf->phylink_config, - of_fwnode_handle(dev->of_node), + phylink = phylink_create(&pf->phylink_config, of_fwnode_handle(node), pf->if_mode, &enetc_mac_phylink_ops); if (IS_ERR(phylink)) { err = PTR_ERR(phylink); @@ -1049,20 +1081,36 @@ static int enetc_init_port_rss_memory(struct enetc_si *si) return err; } +static void enetc_init_unused_port(struct enetc_si *si) +{ + struct device *dev = &si->pdev->dev; + struct enetc_hw *hw = &si->hw; + int err; + + si->cbd_ring.bd_count = ENETC_CBDR_DEFAULT_SIZE; + err = enetc_alloc_cbdr(dev, &si->cbd_ring); + if (err) + return; + + enetc_setup_cbdr(hw, &si->cbd_ring); + + enetc_init_port_rfs_memory(si); + enetc_init_port_rss_memory(si); + + enetc_clear_cbdr(hw); + enetc_free_cbdr(dev, &si->cbd_ring); +} + static int enetc_pf_probe(struct pci_dev *pdev, const struct pci_device_id *ent) { + struct device_node *node = pdev->dev.of_node; struct enetc_ndev_priv *priv; struct net_device *ndev; struct enetc_si *si; struct enetc_pf *pf; int err; - if (pdev->dev.of_node && !of_device_is_available(pdev->dev.of_node)) { - dev_info(&pdev->dev, "device is disabled, skipping\n"); - return -ENODEV; - } - err = enetc_pci_probe(pdev, KBUILD_MODNAME, sizeof(*pf)); if (err) { dev_err(&pdev->dev, "PCI probing failed\n"); @@ -1076,6 +1124,13 @@ static int enetc_pf_probe(struct pci_dev *pdev, goto err_map_pf_space; } + if (node && !of_device_is_available(node)) { + enetc_init_unused_port(si); + dev_info(&pdev->dev, "device is disabled, skipping\n"); + err = -ENODEV; + goto err_device_disabled; + } + pf = enetc_si_priv(si); pf->si = si; pf->total_vfs = pci_sriov_get_totalvfs(pdev); @@ -1115,18 +1170,24 @@ static int enetc_pf_probe(struct pci_dev *pdev, goto err_init_port_rss; } + err = enetc_configure_si(priv); + if (err) { + dev_err(&pdev->dev, "Failed to configure SI\n"); + goto err_config_si; + } + err = enetc_alloc_msix(priv); if (err) { dev_err(&pdev->dev, "MSIX alloc failed\n"); goto err_alloc_msix; } - if (!of_get_phy_mode(pdev->dev.of_node, &pf->if_mode)) { - err = enetc_mdiobus_create(pf); + if (!of_get_phy_mode(node, &pf->if_mode)) { + err = enetc_mdiobus_create(pf, node); if (err) goto err_mdiobus_create; - err = enetc_phylink_create(priv); + err = enetc_phylink_create(priv, node); if (err) goto err_phylink_create; } @@ -1143,6 +1204,7 @@ err_phylink_create: enetc_mdiobus_destroy(pf); err_mdiobus_create: enetc_free_msix(priv); +err_config_si: err_init_port_rss: err_init_port_rfs: err_alloc_msix: @@ -1151,6 +1213,7 @@ err_alloc_si_res: si->ndev = NULL; free_netdev(ndev); err_alloc_netdev: +err_device_disabled: err_map_pf_space: enetc_pci_remove(pdev); @@ -1164,14 +1227,15 @@ static void enetc_pf_remove(struct pci_dev *pdev) struct enetc_ndev_priv *priv; priv = netdev_priv(si->ndev); - enetc_phylink_destroy(priv); - enetc_mdiobus_destroy(pf); if (pf->num_vfs) enetc_sriov_configure(pdev, 0); unregister_netdev(si->ndev); + enetc_phylink_destroy(priv); + enetc_mdiobus_destroy(pf); + enetc_free_msix(priv); enetc_free_si_resources(priv); diff --git a/drivers/net/ethernet/freescale/enetc/enetc_vf.c b/drivers/net/ethernet/freescale/enetc/enetc_vf.c index 7b5c82c7e4e5..33c125735db7 100644 --- a/drivers/net/ethernet/freescale/enetc/enetc_vf.c +++ b/drivers/net/ethernet/freescale/enetc/enetc_vf.c @@ -177,6 +177,12 @@ static int enetc_vf_probe(struct pci_dev *pdev, goto err_alloc_si_res; } + err = enetc_configure_si(priv); + if (err) { + dev_err(&pdev->dev, "Failed to configure SI\n"); + goto err_config_si; + } + err = enetc_alloc_msix(priv); if (err) { dev_err(&pdev->dev, "MSIX alloc failed\n"); @@ -193,6 +199,7 @@ static int enetc_vf_probe(struct pci_dev *pdev, err_reg_netdev: enetc_free_msix(priv); +err_config_si: err_alloc_msix: enetc_free_si_resources(priv); err_alloc_si_res: diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h index 096e26a2e16b..36690fc5c1af 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h @@ -1031,16 +1031,16 @@ struct hclge_fd_tcam_config_3_cmd { #define HCLGE_FD_AD_DROP_B 0 #define HCLGE_FD_AD_DIRECT_QID_B 1 #define HCLGE_FD_AD_QID_S 2 -#define HCLGE_FD_AD_QID_M GENMASK(12, 2) +#define HCLGE_FD_AD_QID_M GENMASK(11, 2) #define HCLGE_FD_AD_USE_COUNTER_B 12 #define HCLGE_FD_AD_COUNTER_NUM_S 13 #define HCLGE_FD_AD_COUNTER_NUM_M GENMASK(20, 13) #define HCLGE_FD_AD_NXT_STEP_B 20 #define HCLGE_FD_AD_NXT_KEY_S 21 -#define HCLGE_FD_AD_NXT_KEY_M GENMASK(26, 21) +#define HCLGE_FD_AD_NXT_KEY_M GENMASK(25, 21) #define HCLGE_FD_AD_WR_RULE_ID_B 0 #define HCLGE_FD_AD_RULE_ID_S 1 -#define HCLGE_FD_AD_RULE_ID_M GENMASK(13, 1) +#define HCLGE_FD_AD_RULE_ID_M GENMASK(12, 1) struct hclge_fd_ad_config_cmd { u8 stage; diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c index c40820baf48a..b856dbe4db73 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c @@ -5115,9 +5115,9 @@ static bool hclge_fd_convert_tuple(u32 tuple_bit, u8 *key_x, u8 *key_y, case BIT(INNER_SRC_MAC): for (i = 0; i < ETH_ALEN; i++) { calc_x(key_x[ETH_ALEN - 1 - i], rule->tuples.src_mac[i], - rule->tuples.src_mac[i]); + rule->tuples_mask.src_mac[i]); calc_y(key_y[ETH_ALEN - 1 - i], rule->tuples.src_mac[i], - rule->tuples.src_mac[i]); + rule->tuples_mask.src_mac[i]); } return true; @@ -6183,8 +6183,7 @@ static void hclge_fd_get_ext_info(struct ethtool_rx_flow_spec *fs, fs->h_ext.vlan_tci = cpu_to_be16(rule->tuples.vlan_tag1); fs->m_ext.vlan_tci = rule->unused_tuple & BIT(INNER_VLAN_TAG_FST) ? - cpu_to_be16(VLAN_VID_MASK) : - cpu_to_be16(rule->tuples_mask.vlan_tag1); + 0 : cpu_to_be16(rule->tuples_mask.vlan_tag1); } if (fs->flow_type & FLOW_MAC_EXT) { diff --git a/drivers/net/ethernet/ibm/ibmvnic.c b/drivers/net/ethernet/ibm/ibmvnic.c index ee16e0e4fa5f..4a4cb62b7332 100644 --- a/drivers/net/ethernet/ibm/ibmvnic.c +++ b/drivers/net/ethernet/ibm/ibmvnic.c @@ -249,8 +249,13 @@ static void free_long_term_buff(struct ibmvnic_adapter *adapter, if (!ltb->buff) return; + /* VIOS automatically unmaps the long term buffer at remote + * end for the following resets: + * FAILOVER, MOBILITY, TIMEOUT. + */ if (adapter->reset_reason != VNIC_RESET_FAILOVER && - adapter->reset_reason != VNIC_RESET_MOBILITY) + adapter->reset_reason != VNIC_RESET_MOBILITY && + adapter->reset_reason != VNIC_RESET_TIMEOUT) send_request_unmap(adapter, ltb->map_id); dma_free_coherent(dev, ltb->size, ltb->buff, ltb->addr); } @@ -404,6 +409,8 @@ static void replenish_pools(struct ibmvnic_adapter *adapter) if (adapter->rx_pool[i].active) replenish_rx_pool(adapter, &adapter->rx_pool[i]); } + + netdev_dbg(adapter->netdev, "Replenished %d pools\n", i); } static void release_stats_buffers(struct ibmvnic_adapter *adapter) @@ -909,6 +916,7 @@ static int ibmvnic_login(struct net_device *netdev) __ibmvnic_set_mac(netdev, adapter->mac_addr); + netdev_dbg(netdev, "[S:%d] Login succeeded\n", adapter->state); return 0; } @@ -1329,10 +1337,8 @@ static int __ibmvnic_close(struct net_device *netdev) adapter->state = VNIC_CLOSING; rc = set_link_state(adapter, IBMVNIC_LOGICAL_LNK_DN); - if (rc) - return rc; adapter->state = VNIC_CLOSED; - return 0; + return rc; } static int ibmvnic_close(struct net_device *netdev) @@ -1340,6 +1346,10 @@ static int ibmvnic_close(struct net_device *netdev) struct ibmvnic_adapter *adapter = netdev_priv(netdev); int rc; + netdev_dbg(netdev, "[S:%d FOP:%d FRR:%d] Closing\n", + adapter->state, adapter->failover_pending, + adapter->force_reset_recovery); + /* If device failover is pending, just set device state and return. * Device operation will be handled by reset routine. */ @@ -1594,6 +1604,9 @@ static netdev_tx_t ibmvnic_xmit(struct sk_buff *skb, struct net_device *netdev) skb_copy_from_linear_data(skb, dst, skb->len); } + /* post changes to long_term_buff *dst before VIOS accessing it */ + dma_wmb(); + tx_pool->consumer_index = (tx_pool->consumer_index + 1) % tx_pool->num_buffers; @@ -1826,10 +1839,9 @@ static int ibmvnic_set_mac(struct net_device *netdev, void *p) if (!is_valid_ether_addr(addr->sa_data)) return -EADDRNOTAVAIL; - if (adapter->state != VNIC_PROBED) { - ether_addr_copy(adapter->mac_addr, addr->sa_data); + ether_addr_copy(adapter->mac_addr, addr->sa_data); + if (adapter->state != VNIC_PROBED) rc = __ibmvnic_set_mac(netdev, addr->sa_data); - } return rc; } @@ -1932,8 +1944,10 @@ static int do_reset(struct ibmvnic_adapter *adapter, struct net_device *netdev = adapter->netdev; int i, rc; - netdev_dbg(adapter->netdev, "Re-setting driver (%d)\n", - rwi->reset_reason); + netdev_dbg(adapter->netdev, + "[S:%d FOP:%d] Reset reason %d, reset_state %d\n", + adapter->state, adapter->failover_pending, + rwi->reset_reason, reset_state); rtnl_lock(); /* @@ -2092,6 +2106,8 @@ out: adapter->state = reset_state; rtnl_unlock(); + netdev_dbg(adapter->netdev, "[S:%d FOP:%d] Reset done, rc %d\n", + adapter->state, adapter->failover_pending, rc); return rc; } @@ -2161,6 +2177,8 @@ out: /* restore adapter state if reset failed */ if (rc) adapter->state = reset_state; + netdev_dbg(adapter->netdev, "[S:%d FOP:%d] Hard reset done, rc %d\n", + adapter->state, adapter->failover_pending, rc); return rc; } @@ -2270,6 +2288,11 @@ static void __ibmvnic_reset(struct work_struct *work) } clear_bit_unlock(0, &adapter->resetting); + + netdev_dbg(adapter->netdev, + "[S:%d FRR:%d WFR:%d] Done processing resets\n", + adapter->state, adapter->force_reset_recovery, + adapter->wait_for_reset); } static void __ibmvnic_delayed_reset(struct work_struct *work) @@ -2290,6 +2313,8 @@ static int ibmvnic_reset(struct ibmvnic_adapter *adapter, unsigned long flags; int ret; + spin_lock_irqsave(&adapter->rwi_lock, flags); + /* * If failover is pending don't schedule any other reset. * Instead let the failover complete. If there is already a @@ -2310,13 +2335,11 @@ static int ibmvnic_reset(struct ibmvnic_adapter *adapter, goto err; } - spin_lock_irqsave(&adapter->rwi_lock, flags); - list_for_each(entry, &adapter->rwi_list) { tmp = list_entry(entry, struct ibmvnic_rwi, list); if (tmp->reset_reason == reason) { - netdev_dbg(netdev, "Skipping matching reset\n"); - spin_unlock_irqrestore(&adapter->rwi_lock, flags); + netdev_dbg(netdev, "Skipping matching reset, reason=%d\n", + reason); ret = EBUSY; goto err; } @@ -2324,8 +2347,6 @@ static int ibmvnic_reset(struct ibmvnic_adapter *adapter, rwi = kzalloc(sizeof(*rwi), GFP_ATOMIC); if (!rwi) { - spin_unlock_irqrestore(&adapter->rwi_lock, flags); - ibmvnic_close(netdev); ret = ENOMEM; goto err; } @@ -2338,12 +2359,17 @@ static int ibmvnic_reset(struct ibmvnic_adapter *adapter, } rwi->reset_reason = reason; list_add_tail(&rwi->list, &adapter->rwi_list); - spin_unlock_irqrestore(&adapter->rwi_lock, flags); netdev_dbg(adapter->netdev, "Scheduling reset (reason %d)\n", reason); schedule_work(&adapter->ibmvnic_reset); - return 0; + ret = 0; err: + /* ibmvnic_close() below can block, so drop the lock first */ + spin_unlock_irqrestore(&adapter->rwi_lock, flags); + + if (ret == ENOMEM) + ibmvnic_close(netdev); + return -ret; } @@ -2434,6 +2460,8 @@ restart_poll: offset = be16_to_cpu(next->rx_comp.off_frame_data); flags = next->rx_comp.flags; skb = rx_buff->skb; + /* load long_term_buff before copying to skb */ + dma_rmb(); skb_copy_to_linear_data(skb, rx_buff->data + offset, length); @@ -5168,16 +5196,14 @@ static int ibmvnic_reset_init(struct ibmvnic_adapter *adapter, bool reset) { struct device *dev = &adapter->vdev->dev; unsigned long timeout = msecs_to_jiffies(20000); - u64 old_num_rx_queues, old_num_tx_queues; + u64 old_num_rx_queues = adapter->req_rx_queues; + u64 old_num_tx_queues = adapter->req_tx_queues; int rc; adapter->from_passive_init = false; - if (reset) { - old_num_rx_queues = adapter->req_rx_queues; - old_num_tx_queues = adapter->req_tx_queues; + if (reset) reinit_completion(&adapter->init_done); - } adapter->init_done_rc = 0; rc = ibmvnic_send_crq_init(adapter); @@ -5354,7 +5380,18 @@ static int ibmvnic_remove(struct vio_dev *dev) unsigned long flags; spin_lock_irqsave(&adapter->state_lock, flags); + + /* If ibmvnic_reset() is scheduling a reset, wait for it to + * finish. Then, set the state to REMOVING to prevent it from + * scheduling any more work and to have reset functions ignore + * any resets that have already been scheduled. Drop the lock + * after setting state, so __ibmvnic_reset() which is called + * from the flush_work() below, can make progress. + */ + spin_lock(&adapter->rwi_lock); adapter->state = VNIC_REMOVING; + spin_unlock(&adapter->rwi_lock); + spin_unlock_irqrestore(&adapter->state_lock, flags); flush_work(&adapter->ibmvnic_reset); diff --git a/drivers/net/ethernet/ibm/ibmvnic.h b/drivers/net/ethernet/ibm/ibmvnic.h index 21e7ea858cda..b27211063c64 100644 --- a/drivers/net/ethernet/ibm/ibmvnic.h +++ b/drivers/net/ethernet/ibm/ibmvnic.h @@ -1080,6 +1080,7 @@ struct ibmvnic_adapter { struct tasklet_struct tasklet; enum vnic_state state; enum ibmvnic_reset_reason reset_reason; + /* when taking both state and rwi locks, take state lock first */ spinlock_t rwi_lock; struct list_head rwi_list; struct work_struct ibmvnic_reset; @@ -1096,6 +1097,8 @@ struct ibmvnic_adapter { struct ibmvnic_tunables desired; struct ibmvnic_tunables fallback; - /* Used for serializatin of state field */ + /* Used for serialization of state field. When taking both state + * and rwi locks, take state lock first. + */ spinlock_t state_lock; }; diff --git a/drivers/net/ethernet/intel/i40e/i40e_ethtool.c b/drivers/net/ethernet/intel/i40e/i40e_ethtool.c index 26ba1f3eb2d8..9e81f85ee2d8 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_ethtool.c +++ b/drivers/net/ethernet/intel/i40e/i40e_ethtool.c @@ -4878,7 +4878,7 @@ static int i40e_set_priv_flags(struct net_device *dev, u32 flags) enum i40e_admin_queue_err adq_err; struct i40e_vsi *vsi = np->vsi; struct i40e_pf *pf = vsi->back; - bool is_reset_needed; + u32 reset_needed = 0; i40e_status status; u32 i, j; @@ -4923,9 +4923,11 @@ static int i40e_set_priv_flags(struct net_device *dev, u32 flags) flags_complete: changed_flags = orig_flags ^ new_flags; - is_reset_needed = !!(changed_flags & (I40E_FLAG_VEB_STATS_ENABLED | - I40E_FLAG_LEGACY_RX | I40E_FLAG_SOURCE_PRUNING_DISABLED | - I40E_FLAG_DISABLE_FW_LLDP)); + if (changed_flags & I40E_FLAG_DISABLE_FW_LLDP) + reset_needed = I40E_PF_RESET_AND_REBUILD_FLAG; + if (changed_flags & (I40E_FLAG_VEB_STATS_ENABLED | + I40E_FLAG_LEGACY_RX | I40E_FLAG_SOURCE_PRUNING_DISABLED)) + reset_needed = BIT(__I40E_PF_RESET_REQUESTED); /* Before we finalize any flag changes, we need to perform some * checks to ensure that the changes are supported and safe. @@ -5057,7 +5059,7 @@ flags_complete: case I40E_AQ_RC_EEXIST: dev_warn(&pf->pdev->dev, "FW LLDP agent is already running\n"); - is_reset_needed = false; + reset_needed = 0; break; case I40E_AQ_RC_EPERM: dev_warn(&pf->pdev->dev, @@ -5086,8 +5088,8 @@ flags_complete: /* Issue reset to cause things to take effect, as additional bits * are added we will need to create a mask of bits requiring reset */ - if (is_reset_needed) - i40e_do_reset(pf, BIT(__I40E_PF_RESET_REQUESTED), true); + if (reset_needed) + i40e_do_reset(pf, reset_needed, true); return 0; } diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c index 1db482d310c2..4a2d03cada01 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_main.c +++ b/drivers/net/ethernet/intel/i40e/i40e_main.c @@ -2616,7 +2616,7 @@ static void i40e_sync_filters_subtask(struct i40e_pf *pf) return; if (!test_and_clear_bit(__I40E_MACVLAN_SYNC_PENDING, pf->state)) return; - if (test_and_set_bit(__I40E_VF_DISABLE, pf->state)) { + if (test_bit(__I40E_VF_DISABLE, pf->state)) { set_bit(__I40E_MACVLAN_SYNC_PENDING, pf->state); return; } @@ -2634,7 +2634,6 @@ static void i40e_sync_filters_subtask(struct i40e_pf *pf) } } } - clear_bit(__I40E_VF_DISABLE, pf->state); } /** @@ -5921,7 +5920,7 @@ static int i40e_add_channel(struct i40e_pf *pf, u16 uplink_seid, ch->enabled_tc = !i40e_is_channel_macvlan(ch) && enabled_tc; ch->seid = ctxt.seid; ch->vsi_number = ctxt.vsi_number; - ch->stat_counter_idx = cpu_to_le16(ctxt.info.stat_counter_idx); + ch->stat_counter_idx = le16_to_cpu(ctxt.info.stat_counter_idx); /* copy just the sections touched not the entire info * since not all sections are valid as returned by @@ -7600,8 +7599,8 @@ static inline void i40e_set_cld_element(struct i40e_cloud_filter *filter, struct i40e_aqc_cloud_filters_element_data *cld) { - int i, j; u32 ipa; + int i; memset(cld, 0, sizeof(*cld)); ether_addr_copy(cld->outer_mac, filter->dst_mac); @@ -7612,14 +7611,14 @@ i40e_set_cld_element(struct i40e_cloud_filter *filter, if (filter->n_proto == ETH_P_IPV6) { #define IPV6_MAX_INDEX (ARRAY_SIZE(filter->dst_ipv6) - 1) - for (i = 0, j = 0; i < ARRAY_SIZE(filter->dst_ipv6); - i++, j += 2) { + for (i = 0; i < ARRAY_SIZE(filter->dst_ipv6); i++) { ipa = be32_to_cpu(filter->dst_ipv6[IPV6_MAX_INDEX - i]); - ipa = cpu_to_le32(ipa); - memcpy(&cld->ipaddr.raw_v6.data[j], &ipa, sizeof(ipa)); + + *(__le32 *)&cld->ipaddr.raw_v6.data[i * 2] = cpu_to_le32(ipa); } } else { ipa = be32_to_cpu(filter->dst_ipv4); + memcpy(&cld->ipaddr.v4.data, &ipa, sizeof(ipa)); } @@ -7667,6 +7666,8 @@ int i40e_add_del_cloud_filter(struct i40e_vsi *vsi, if (filter->flags >= ARRAY_SIZE(flag_table)) return I40E_ERR_CONFIG; + memset(&cld_filter, 0, sizeof(cld_filter)); + /* copy element needed to add cloud filter from filter */ i40e_set_cld_element(filter, &cld_filter); @@ -7730,10 +7731,13 @@ int i40e_add_del_cloud_filter_big_buf(struct i40e_vsi *vsi, return -EOPNOTSUPP; /* adding filter using src_port/src_ip is not supported at this stage */ - if (filter->src_port || filter->src_ipv4 || + if (filter->src_port || + (filter->src_ipv4 && filter->n_proto != ETH_P_IPV6) || !ipv6_addr_any(&filter->ip.v6.src_ip6)) return -EOPNOTSUPP; + memset(&cld_filter, 0, sizeof(cld_filter)); + /* copy element needed to add cloud filter from filter */ i40e_set_cld_element(filter, &cld_filter.element); @@ -7757,7 +7761,7 @@ int i40e_add_del_cloud_filter_big_buf(struct i40e_vsi *vsi, cpu_to_le16(I40E_AQC_ADD_CLOUD_FILTER_MAC_VLAN_PORT); } - } else if (filter->dst_ipv4 || + } else if ((filter->dst_ipv4 && filter->n_proto != ETH_P_IPV6) || !ipv6_addr_any(&filter->ip.v6.dst_ip6)) { cld_filter.element.flags = cpu_to_le16(I40E_AQC_ADD_CLOUD_FILTER_IP_PORT); @@ -8533,11 +8537,6 @@ void i40e_do_reset(struct i40e_pf *pf, u32 reset_flags, bool lock_acquired) dev_dbg(&pf->pdev->dev, "PFR requested\n"); i40e_handle_reset_warning(pf, lock_acquired); - dev_info(&pf->pdev->dev, - pf->flags & I40E_FLAG_DISABLE_FW_LLDP ? - "FW LLDP is disabled\n" : - "FW LLDP is enabled\n"); - } else if (reset_flags & I40E_PF_RESET_AND_REBUILD_FLAG) { /* Request a PF Reset * @@ -8545,6 +8544,10 @@ void i40e_do_reset(struct i40e_pf *pf, u32 reset_flags, bool lock_acquired) */ i40e_prep_for_reset(pf, lock_acquired); i40e_reset_and_rebuild(pf, true, lock_acquired); + dev_info(&pf->pdev->dev, + pf->flags & I40E_FLAG_DISABLE_FW_LLDP ? + "FW LLDP is disabled\n" : + "FW LLDP is enabled\n"); } else if (reset_flags & BIT_ULL(__I40E_REINIT_REQUESTED)) { int v; @@ -10001,7 +10004,6 @@ static void i40e_rebuild(struct i40e_pf *pf, bool reinit, bool lock_acquired) int old_recovery_mode_bit = test_bit(__I40E_RECOVERY_MODE, pf->state); struct i40e_vsi *vsi = pf->vsi[pf->lan_vsi]; struct i40e_hw *hw = &pf->hw; - u8 set_fc_aq_fail = 0; i40e_status ret; u32 val; int v; @@ -10127,13 +10129,6 @@ static void i40e_rebuild(struct i40e_pf *pf, bool reinit, bool lock_acquired) i40e_stat_str(&pf->hw, ret), i40e_aq_str(&pf->hw, pf->hw.aq.asq_last_status)); - /* make sure our flow control settings are restored */ - ret = i40e_set_fc(&pf->hw, &set_fc_aq_fail, true); - if (ret) - dev_dbg(&pf->pdev->dev, "setting flow control: ret = %s last_status = %s\n", - i40e_stat_str(&pf->hw, ret), - i40e_aq_str(&pf->hw, pf->hw.aq.asq_last_status)); - /* Rebuild the VSIs and VEBs that existed before reset. * They are still in our local switch element arrays, so only * need to rebuild the switch model in the HW. @@ -11709,6 +11704,8 @@ i40e_status i40e_set_partition_bw_setting(struct i40e_pf *pf) struct i40e_aqc_configure_partition_bw_data bw_data; i40e_status status; + memset(&bw_data, 0, sizeof(bw_data)); + /* Set the valid bit for this PF */ bw_data.pf_valid_bits = cpu_to_le16(BIT(pf->hw.pf_id)); bw_data.max_bw[pf->hw.pf_id] = pf->max_bw & I40E_ALT_BW_VALUE_MASK; @@ -14714,7 +14711,6 @@ static int i40e_probe(struct pci_dev *pdev, const struct pci_device_id *ent) int err; u32 val; u32 i; - u8 set_fc_aq_fail; err = pci_enable_device_mem(pdev); if (err) @@ -15048,24 +15044,6 @@ static int i40e_probe(struct pci_dev *pdev, const struct pci_device_id *ent) } INIT_LIST_HEAD(&pf->vsi[pf->lan_vsi]->ch_list); - /* Make sure flow control is set according to current settings */ - err = i40e_set_fc(hw, &set_fc_aq_fail, true); - if (set_fc_aq_fail & I40E_SET_FC_AQ_FAIL_GET) - dev_dbg(&pf->pdev->dev, - "Set fc with err %s aq_err %s on get_phy_cap\n", - i40e_stat_str(hw, err), - i40e_aq_str(hw, hw->aq.asq_last_status)); - if (set_fc_aq_fail & I40E_SET_FC_AQ_FAIL_SET) - dev_dbg(&pf->pdev->dev, - "Set fc with err %s aq_err %s on set_phy_config\n", - i40e_stat_str(hw, err), - i40e_aq_str(hw, hw->aq.asq_last_status)); - if (set_fc_aq_fail & I40E_SET_FC_AQ_FAIL_UPDATE) - dev_dbg(&pf->pdev->dev, - "Set fc with err %s aq_err %s on get_link_info\n", - i40e_stat_str(hw, err), - i40e_aq_str(hw, hw->aq.asq_last_status)); - /* if FDIR VSI was set up, start it now */ for (i = 0; i < pf->num_alloc_vsi; i++) { if (pf->vsi[i] && pf->vsi[i]->type == I40E_VSI_FDIR) { @@ -15122,6 +15100,8 @@ static int i40e_probe(struct pci_dev *pdev, const struct pci_device_id *ent) if (err) { dev_info(&pdev->dev, "setup of misc vector failed: %d\n", err); + i40e_cloud_filter_exit(pf); + i40e_fdir_teardown(pf); goto err_vsis; } } diff --git a/drivers/net/ethernet/intel/i40e/i40e_txrx.c b/drivers/net/ethernet/intel/i40e/i40e_txrx.c index 3f5825fa67c9..899714243af7 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_txrx.c +++ b/drivers/net/ethernet/intel/i40e/i40e_txrx.c @@ -1782,7 +1782,7 @@ void i40e_process_skb_fields(struct i40e_ring *rx_ring, skb_record_rx_queue(skb, rx_ring->queue_index); if (qword & BIT(I40E_RX_DESC_STATUS_L2TAG1P_SHIFT)) { - u16 vlan_tag = rx_desc->wb.qword0.lo_dword.l2tag1; + __le16 vlan_tag = rx_desc->wb.qword0.lo_dword.l2tag1; __vlan_hwaccel_put_tag(skb, htons(ETH_P_8021Q), le16_to_cpu(vlan_tag)); @@ -3102,13 +3102,16 @@ static int i40e_tx_enable_csum(struct sk_buff *skb, u32 *tx_flags, l4_proto = ip.v4->protocol; } else if (*tx_flags & I40E_TX_FLAGS_IPV6) { + int ret; + tunnel |= I40E_TX_CTX_EXT_IP_IPV6; exthdr = ip.hdr + sizeof(*ip.v6); l4_proto = ip.v6->nexthdr; - if (l4.hdr != exthdr) - ipv6_skip_exthdr(skb, exthdr - skb->data, - &l4_proto, &frag_off); + ret = ipv6_skip_exthdr(skb, exthdr - skb->data, + &l4_proto, &frag_off); + if (ret < 0) + return -1; } /* define outer transport */ diff --git a/drivers/net/ethernet/intel/ice/ice.h b/drivers/net/ethernet/intel/ice/ice.h index 54cf382fddaf..5b3f2bb22eba 100644 --- a/drivers/net/ethernet/intel/ice/ice.h +++ b/drivers/net/ethernet/intel/ice/ice.h @@ -444,9 +444,7 @@ struct ice_pf { struct ice_hw_port_stats stats_prev; struct ice_hw hw; u8 stat_prev_loaded:1; /* has previous stats been loaded */ -#ifdef CONFIG_DCB u16 dcbx_cap; -#endif /* CONFIG_DCB */ u32 tx_timeout_count; unsigned long tx_timeout_last_recovery; u32 tx_timeout_recovery_level; diff --git a/drivers/net/ethernet/intel/ice/ice_dcb_nl.c b/drivers/net/ethernet/intel/ice/ice_dcb_nl.c index 87f91b750d59..8c133a8be6ad 100644 --- a/drivers/net/ethernet/intel/ice/ice_dcb_nl.c +++ b/drivers/net/ethernet/intel/ice/ice_dcb_nl.c @@ -136,7 +136,7 @@ ice_dcbnl_getnumtcs(struct net_device *dev, int __always_unused tcid, u8 *num) if (!test_bit(ICE_FLAG_DCB_CAPABLE, pf->flags)) return -EINVAL; - *num = IEEE_8021QAZ_MAX_TCS; + *num = pf->hw.func_caps.common_cap.maxtc; return 0; } @@ -160,6 +160,10 @@ static u8 ice_dcbnl_setdcbx(struct net_device *netdev, u8 mode) { struct ice_pf *pf = ice_netdev_to_pf(netdev); + /* if FW LLDP agent is running, DCBNL not allowed to change mode */ + if (test_bit(ICE_FLAG_FW_LLDP_AGENT, pf->flags)) + return ICE_DCB_NO_HW_CHG; + /* No support for LLD_MANAGED modes or CEE+IEEE */ if ((mode & DCB_CAP_DCBX_LLD_MANAGED) || ((mode & DCB_CAP_DCBX_VER_IEEE) && (mode & DCB_CAP_DCBX_VER_CEE)) || diff --git a/drivers/net/ethernet/intel/ice/ice_ethtool.c b/drivers/net/ethernet/intel/ice/ice_ethtool.c index 69c113a4de7e..aebebd2102da 100644 --- a/drivers/net/ethernet/intel/ice/ice_ethtool.c +++ b/drivers/net/ethernet/intel/ice/ice_ethtool.c @@ -8,6 +8,7 @@ #include "ice_fltr.h" #include "ice_lib.h" #include "ice_dcb_lib.h" +#include struct ice_stats { char stat_string[ETH_GSTRING_LEN]; @@ -1238,6 +1239,9 @@ static int ice_set_priv_flags(struct net_device *netdev, u32 flags) status = ice_init_pf_dcb(pf, true); if (status) dev_warn(dev, "Fail to init DCB\n"); + + pf->dcbx_cap &= ~DCB_CAP_DCBX_LLD_MANAGED; + pf->dcbx_cap |= DCB_CAP_DCBX_HOST; } else { enum ice_status status; bool dcbx_agent_status; @@ -1280,6 +1284,9 @@ static int ice_set_priv_flags(struct net_device *netdev, u32 flags) if (status) dev_dbg(dev, "Fail to enable MIB change events\n"); + pf->dcbx_cap &= ~DCB_CAP_DCBX_HOST; + pf->dcbx_cap |= DCB_CAP_DCBX_LLD_MANAGED; + ice_nway_reset(netdev); } } @@ -3321,6 +3328,18 @@ ice_get_channels(struct net_device *dev, struct ethtool_channels *ch) ch->max_other = ch->other_count; } +/** + * ice_get_valid_rss_size - return valid number of RSS queues + * @hw: pointer to the HW structure + * @new_size: requested RSS queues + */ +static int ice_get_valid_rss_size(struct ice_hw *hw, int new_size) +{ + struct ice_hw_common_caps *caps = &hw->func_caps.common_cap; + + return min_t(int, new_size, BIT(caps->rss_table_entry_width)); +} + /** * ice_vsi_set_dflt_rss_lut - set default RSS LUT with requested RSS size * @vsi: VSI to reconfigure RSS LUT on @@ -3348,14 +3367,10 @@ static int ice_vsi_set_dflt_rss_lut(struct ice_vsi *vsi, int req_rss_size) return -ENOMEM; /* set RSS LUT parameters */ - if (!test_bit(ICE_FLAG_RSS_ENA, pf->flags)) { + if (!test_bit(ICE_FLAG_RSS_ENA, pf->flags)) vsi->rss_size = 1; - } else { - struct ice_hw_common_caps *caps = &hw->func_caps.common_cap; - - vsi->rss_size = min_t(int, req_rss_size, - BIT(caps->rss_table_entry_width)); - } + else + vsi->rss_size = ice_get_valid_rss_size(hw, req_rss_size); /* create/set RSS LUT */ ice_fill_rss_lut(lut, vsi->rss_table_size, vsi->rss_size); @@ -3434,9 +3449,12 @@ static int ice_set_channels(struct net_device *dev, struct ethtool_channels *ch) ice_vsi_recfg_qs(vsi, new_rx, new_tx); - if (new_rx && !netif_is_rxfh_configured(dev)) + if (!netif_is_rxfh_configured(dev)) return ice_vsi_set_dflt_rss_lut(vsi, new_rx); + /* Update rss_size due to change in Rx queues */ + vsi->rss_size = ice_get_valid_rss_size(&pf->hw, new_rx); + return 0; } diff --git a/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c b/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c index ec7f6c64132e..b3161c5def46 100644 --- a/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c +++ b/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c @@ -1878,6 +1878,29 @@ static int ice_vc_get_ver_msg(struct ice_vf *vf, u8 *msg) sizeof(struct virtchnl_version_info)); } +/** + * ice_vc_get_max_frame_size - get max frame size allowed for VF + * @vf: VF used to determine max frame size + * + * Max frame size is determined based on the current port's max frame size and + * whether a port VLAN is configured on this VF. The VF is not aware whether + * it's in a port VLAN so the PF needs to account for this in max frame size + * checks and sending the max frame size to the VF. + */ +static u16 ice_vc_get_max_frame_size(struct ice_vf *vf) +{ + struct ice_vsi *vsi = vf->pf->vsi[vf->lan_vsi_idx]; + struct ice_port_info *pi = vsi->port_info; + u16 max_frame_size; + + max_frame_size = pi->phy.link_info.max_frame_size; + + if (vf->port_vlan_info) + max_frame_size -= VLAN_HLEN; + + return max_frame_size; +} + /** * ice_vc_get_vf_res_msg * @vf: pointer to the VF info @@ -1960,6 +1983,7 @@ static int ice_vc_get_vf_res_msg(struct ice_vf *vf, u8 *msg) vfres->max_vectors = pf->num_msix_per_vf; vfres->rss_key_size = ICE_VSIQF_HKEY_ARRAY_SIZE; vfres->rss_lut_size = ICE_VSIQF_HLUT_ARRAY_SIZE; + vfres->max_mtu = ice_vc_get_max_frame_size(vf); vfres->vsi_res[0].vsi_id = vf->lan_vsi_num; vfres->vsi_res[0].vsi_type = VIRTCHNL_VSI_SRIOV; @@ -2952,6 +2976,8 @@ static int ice_vc_cfg_qs_msg(struct ice_vf *vf, u8 *msg) /* copy Rx queue info from VF into VSI */ if (qpi->rxq.ring_len > 0) { + u16 max_frame_size = ice_vc_get_max_frame_size(vf); + num_rxq++; vsi->rx_rings[i]->dma = qpi->rxq.dma_ring_addr; vsi->rx_rings[i]->count = qpi->rxq.ring_len; @@ -2964,7 +2990,7 @@ static int ice_vc_cfg_qs_msg(struct ice_vf *vf, u8 *msg) } vsi->rx_buf_len = qpi->rxq.databuffer_size; vsi->rx_rings[i]->rx_buf_len = vsi->rx_buf_len; - if (qpi->rxq.max_pkt_size >= (16 * 1024) || + if (qpi->rxq.max_pkt_size > max_frame_size || qpi->rxq.max_pkt_size < 64) { v_ret = VIRTCHNL_STATUS_ERR_PARAM; goto error_param; @@ -2972,6 +2998,11 @@ static int ice_vc_cfg_qs_msg(struct ice_vf *vf, u8 *msg) } vsi->max_frame = qpi->rxq.max_pkt_size; + /* add space for the port VLAN since the VF driver is not + * expected to account for it in the MTU calculation + */ + if (vf->port_vlan_info) + vsi->max_frame += VLAN_HLEN; } /* VF can request to configure less than allocated queues or default diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_ipsec.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_ipsec.c index eca73526ac86..54d47265a7ac 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_ipsec.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_ipsec.c @@ -575,6 +575,11 @@ static int ixgbe_ipsec_add_sa(struct xfrm_state *xs) return -EINVAL; } + if (xs->props.mode != XFRM_MODE_TRANSPORT) { + netdev_err(dev, "Unsupported mode for ipsec offload\n"); + return -EINVAL; + } + if (ixgbe_ipsec_check_mgmt_ip(xs)) { netdev_err(dev, "IPsec IP addr clash with mgmt filters\n"); return -EINVAL; diff --git a/drivers/net/ethernet/intel/ixgbevf/ipsec.c b/drivers/net/ethernet/intel/ixgbevf/ipsec.c index 5170dd9d8705..caaea2c920a6 100644 --- a/drivers/net/ethernet/intel/ixgbevf/ipsec.c +++ b/drivers/net/ethernet/intel/ixgbevf/ipsec.c @@ -272,6 +272,11 @@ static int ixgbevf_ipsec_add_sa(struct xfrm_state *xs) return -EINVAL; } + if (xs->props.mode != XFRM_MODE_TRANSPORT) { + netdev_err(dev, "Unsupported mode for ipsec offload\n"); + return -EINVAL; + } + if (xs->xso.flags & XFRM_OFFLOAD_INBOUND) { struct rx_sa rsa; diff --git a/drivers/net/ethernet/marvell/mvneta.c b/drivers/net/ethernet/marvell/mvneta.c index ceb4f2789800..c6b735b30515 100644 --- a/drivers/net/ethernet/marvell/mvneta.c +++ b/drivers/net/ethernet/marvell/mvneta.c @@ -3409,7 +3409,9 @@ static int mvneta_txq_sw_init(struct mvneta_port *pp, return -ENOMEM; /* Setup XPS mapping */ - if (txq_number > 1) + if (pp->neta_armada3700) + cpu = 0; + else if (txq_number > 1) cpu = txq->id % num_present_cpus(); else cpu = pp->rxq_def % num_present_cpus(); @@ -4187,6 +4189,11 @@ static int mvneta_cpu_online(unsigned int cpu, struct hlist_node *node) node_online); struct mvneta_pcpu_port *port = per_cpu_ptr(pp->ports, cpu); + /* Armada 3700's per-cpu interrupt for mvneta is broken, all interrupts + * are routed to CPU 0, so we don't need all the cpu-hotplug support + */ + if (pp->neta_armada3700) + return 0; spin_lock(&pp->lock); /* diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c b/drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c index 77adad4adb1b..809f50ab0432 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c +++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu_debugfs.c @@ -332,7 +332,7 @@ static ssize_t rvu_dbg_qsize_write(struct file *filp, u16 pcifunc; int ret, lf; - cmd_buf = memdup_user(buffer, count); + cmd_buf = memdup_user(buffer, count + 1); if (IS_ERR(cmd_buf)) return -ENOMEM; diff --git a/drivers/net/ethernet/mediatek/mtk_star_emac.c b/drivers/net/ethernet/mediatek/mtk_star_emac.c index a8641a407c06..96d2891f1675 100644 --- a/drivers/net/ethernet/mediatek/mtk_star_emac.c +++ b/drivers/net/ethernet/mediatek/mtk_star_emac.c @@ -1225,8 +1225,6 @@ static int mtk_star_receive_packet(struct mtk_star_priv *priv) goto push_new_skb; } - desc_data.dma_addr = new_dma_addr; - /* We can't fail anymore at this point: it's safe to unmap the skb. */ mtk_star_dma_unmap_rx(priv, &desc_data); @@ -1236,6 +1234,9 @@ static int mtk_star_receive_packet(struct mtk_star_priv *priv) desc_data.skb->dev = ndev; netif_receive_skb(desc_data.skb); + /* update dma_addr for new skb */ + desc_data.dma_addr = new_dma_addr; + push_new_skb: desc_data.len = skb_tailroom(new_skb); desc_data.skb = new_skb; diff --git a/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c b/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c index 23849f2b9c25..1434df66fcf2 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c @@ -47,7 +47,7 @@ #define EN_ETHTOOL_SHORT_MASK cpu_to_be16(0xffff) #define EN_ETHTOOL_WORD_MASK cpu_to_be32(0xffffffff) -static int mlx4_en_moderation_update(struct mlx4_en_priv *priv) +int mlx4_en_moderation_update(struct mlx4_en_priv *priv) { int i, t; int err = 0; diff --git a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c index 6f290319b617..d8a20e83d904 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c @@ -3559,6 +3559,8 @@ int mlx4_en_reset_config(struct net_device *dev, en_err(priv, "Failed starting port\n"); } + if (!err) + err = mlx4_en_moderation_update(priv); out: mutex_unlock(&mdev->state_lock); kfree(tmp); diff --git a/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h b/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h index 30378e4c90b5..0aa4a23ad3de 100644 --- a/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h +++ b/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h @@ -795,6 +795,7 @@ void mlx4_en_ptp_overflow_check(struct mlx4_en_dev *mdev); #define DEV_FEATURE_CHANGED(dev, new_features, feature) \ ((dev->features & feature) ^ (new_features & feature)) +int mlx4_en_moderation_update(struct mlx4_en_priv *priv); int mlx4_en_reset_config(struct net_device *dev, struct hwtstamp_config ts_config, netdev_features_t new_features); diff --git a/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c b/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c index 1187ef1375e2..cb341372d5a3 100644 --- a/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c +++ b/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c @@ -4986,6 +4986,7 @@ static int mlx4_do_mirror_rule(struct mlx4_dev *dev, struct res_fs_rule *fs_rule if (!fs_rule->mirr_mbox) { mlx4_err(dev, "rule mirroring mailbox is null\n"); + mlx4_free_cmd_mailbox(dev, mailbox); return -EINVAL; } memcpy(mailbox->buf, fs_rule->mirr_mbox, fs_rule->mirr_mbox_size); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/devlink.c b/drivers/net/ethernet/mellanox/mlx5/core/devlink.c index a28f95df2901..bf5cf022e279 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/devlink.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/devlink.c @@ -137,6 +137,11 @@ static int mlx5_devlink_reload_down(struct devlink *devlink, bool netns_change, { struct mlx5_core_dev *dev = devlink_priv(devlink); + if (mlx5_lag_is_active(dev)) { + NL_SET_ERR_MSG_MOD(extack, "reload is unsupported in Lag mode\n"); + return -EOPNOTSUPP; + } + switch (action) { case DEVLINK_RELOAD_ACTION_DRIVER_REINIT: mlx5_unload_one(dev, false); @@ -282,6 +287,10 @@ static int mlx5_devlink_enable_roce_validate(struct devlink *devlink, u32 id, NL_SET_ERR_MSG_MOD(extack, "Device doesn't support RoCE"); return -EOPNOTSUPP; } + if (mlx5_core_is_mp_slave(dev) || mlx5_lag_is_active(dev)) { + NL_SET_ERR_MSG_MOD(extack, "Multi port slave/Lag device can't configure RoCE"); + return -EOPNOTSUPP; + } return 0; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.c b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.c index 6bc6b48a56dc..24e2c0d955b9 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.c @@ -12,6 +12,7 @@ #include #include #include +#include #include #include "lib/fs_chains.h" @@ -51,11 +52,11 @@ struct mlx5_tc_ct_priv { struct mlx5_flow_table *ct_nat; struct mlx5_flow_table *post_ct; struct mutex control_lock; /* guards parallel adds/dels */ - struct mutex shared_counter_lock; struct mapping_ctx *zone_mapping; struct mapping_ctx *labels_mapping; enum mlx5_flow_namespace_type ns_type; struct mlx5_fs_chains *chains; + spinlock_t ht_lock; /* protects ft entries */ }; struct mlx5_ct_flow { @@ -124,6 +125,10 @@ struct mlx5_ct_counter { bool is_shared; }; +enum { + MLX5_CT_ENTRY_FLAG_VALID, +}; + struct mlx5_ct_entry { struct rhash_head node; struct rhash_head tuple_node; @@ -134,6 +139,12 @@ struct mlx5_ct_entry { struct mlx5_ct_tuple tuple; struct mlx5_ct_tuple tuple_nat; struct mlx5_ct_zone_rule zone_rules[2]; + + struct mlx5_tc_ct_priv *ct_priv; + struct work_struct work; + + refcount_t refcnt; + unsigned long flags; }; static const struct rhashtable_params cts_ht_params = { @@ -740,6 +751,87 @@ err_attr: return err; } +static bool +mlx5_tc_ct_entry_valid(struct mlx5_ct_entry *entry) +{ + return test_bit(MLX5_CT_ENTRY_FLAG_VALID, &entry->flags); +} + +static struct mlx5_ct_entry * +mlx5_tc_ct_entry_get(struct mlx5_tc_ct_priv *ct_priv, struct mlx5_ct_tuple *tuple) +{ + struct mlx5_ct_entry *entry; + + entry = rhashtable_lookup_fast(&ct_priv->ct_tuples_ht, tuple, + tuples_ht_params); + if (entry && mlx5_tc_ct_entry_valid(entry) && + refcount_inc_not_zero(&entry->refcnt)) { + return entry; + } else if (!entry) { + entry = rhashtable_lookup_fast(&ct_priv->ct_tuples_nat_ht, + tuple, tuples_nat_ht_params); + if (entry && mlx5_tc_ct_entry_valid(entry) && + refcount_inc_not_zero(&entry->refcnt)) + return entry; + } + + return entry ? ERR_PTR(-EINVAL) : NULL; +} + +static void mlx5_tc_ct_entry_remove_from_tuples(struct mlx5_ct_entry *entry) +{ + struct mlx5_tc_ct_priv *ct_priv = entry->ct_priv; + + rhashtable_remove_fast(&ct_priv->ct_tuples_nat_ht, + &entry->tuple_nat_node, + tuples_nat_ht_params); + rhashtable_remove_fast(&ct_priv->ct_tuples_ht, &entry->tuple_node, + tuples_ht_params); +} + +static void mlx5_tc_ct_entry_del(struct mlx5_ct_entry *entry) +{ + struct mlx5_tc_ct_priv *ct_priv = entry->ct_priv; + + mlx5_tc_ct_entry_del_rules(ct_priv, entry); + + spin_lock_bh(&ct_priv->ht_lock); + mlx5_tc_ct_entry_remove_from_tuples(entry); + spin_unlock_bh(&ct_priv->ht_lock); + + mlx5_tc_ct_counter_put(ct_priv, entry); + kfree(entry); +} + +static void +mlx5_tc_ct_entry_put(struct mlx5_ct_entry *entry) +{ + if (!refcount_dec_and_test(&entry->refcnt)) + return; + + mlx5_tc_ct_entry_del(entry); +} + +static void mlx5_tc_ct_entry_del_work(struct work_struct *work) +{ + struct mlx5_ct_entry *entry = container_of(work, struct mlx5_ct_entry, work); + + mlx5_tc_ct_entry_del(entry); +} + +static void +__mlx5_tc_ct_entry_put(struct mlx5_ct_entry *entry) +{ + struct mlx5e_priv *priv; + + if (!refcount_dec_and_test(&entry->refcnt)) + return; + + priv = netdev_priv(entry->ct_priv->netdev); + INIT_WORK(&entry->work, mlx5_tc_ct_entry_del_work); + queue_work(priv->wq, &entry->work); +} + static struct mlx5_ct_counter * mlx5_tc_ct_counter_create(struct mlx5_tc_ct_priv *ct_priv) { @@ -792,16 +884,26 @@ mlx5_tc_ct_shared_counter_get(struct mlx5_tc_ct_priv *ct_priv, } /* Use the same counter as the reverse direction */ - mutex_lock(&ct_priv->shared_counter_lock); - rev_entry = rhashtable_lookup_fast(&ct_priv->ct_tuples_ht, &rev_tuple, - tuples_ht_params); - if (rev_entry) { - if (refcount_inc_not_zero(&rev_entry->counter->refcount)) { - mutex_unlock(&ct_priv->shared_counter_lock); - return rev_entry->counter; - } + spin_lock_bh(&ct_priv->ht_lock); + rev_entry = mlx5_tc_ct_entry_get(ct_priv, &rev_tuple); + + if (IS_ERR(rev_entry)) { + spin_unlock_bh(&ct_priv->ht_lock); + goto create_counter; } - mutex_unlock(&ct_priv->shared_counter_lock); + + if (rev_entry && refcount_inc_not_zero(&rev_entry->counter->refcount)) { + ct_dbg("Using shared counter entry=0x%p rev=0x%p\n", entry, rev_entry); + shared_counter = rev_entry->counter; + spin_unlock_bh(&ct_priv->ht_lock); + + mlx5_tc_ct_entry_put(rev_entry); + return shared_counter; + } + + spin_unlock_bh(&ct_priv->ht_lock); + +create_counter: shared_counter = mlx5_tc_ct_counter_create(ct_priv); if (IS_ERR(shared_counter)) { @@ -866,10 +968,14 @@ mlx5_tc_ct_block_flow_offload_add(struct mlx5_ct_ft *ft, if (!meta_action) return -EOPNOTSUPP; - entry = rhashtable_lookup_fast(&ft->ct_entries_ht, &cookie, - cts_ht_params); - if (entry) - return 0; + spin_lock_bh(&ct_priv->ht_lock); + entry = rhashtable_lookup_fast(&ft->ct_entries_ht, &cookie, cts_ht_params); + if (entry && refcount_inc_not_zero(&entry->refcnt)) { + spin_unlock_bh(&ct_priv->ht_lock); + mlx5_tc_ct_entry_put(entry); + return -EEXIST; + } + spin_unlock_bh(&ct_priv->ht_lock); entry = kzalloc(sizeof(*entry), GFP_KERNEL); if (!entry) @@ -878,6 +984,8 @@ mlx5_tc_ct_block_flow_offload_add(struct mlx5_ct_ft *ft, entry->tuple.zone = ft->zone; entry->cookie = flow->cookie; entry->restore_cookie = meta_action->ct_metadata.cookie; + refcount_set(&entry->refcnt, 2); + entry->ct_priv = ct_priv; err = mlx5_tc_ct_rule_to_tuple(&entry->tuple, flow_rule); if (err) @@ -888,35 +996,40 @@ mlx5_tc_ct_block_flow_offload_add(struct mlx5_ct_ft *ft, if (err) goto err_set; - err = rhashtable_insert_fast(&ct_priv->ct_tuples_ht, - &entry->tuple_node, - tuples_ht_params); + spin_lock_bh(&ct_priv->ht_lock); + + err = rhashtable_lookup_insert_fast(&ft->ct_entries_ht, &entry->node, + cts_ht_params); + if (err) + goto err_entries; + + err = rhashtable_lookup_insert_fast(&ct_priv->ct_tuples_ht, + &entry->tuple_node, + tuples_ht_params); if (err) goto err_tuple; if (memcmp(&entry->tuple, &entry->tuple_nat, sizeof(entry->tuple))) { - err = rhashtable_insert_fast(&ct_priv->ct_tuples_nat_ht, - &entry->tuple_nat_node, - tuples_nat_ht_params); + err = rhashtable_lookup_insert_fast(&ct_priv->ct_tuples_nat_ht, + &entry->tuple_nat_node, + tuples_nat_ht_params); if (err) goto err_tuple_nat; } + spin_unlock_bh(&ct_priv->ht_lock); err = mlx5_tc_ct_entry_add_rules(ct_priv, flow_rule, entry, ft->zone_restore_id); if (err) goto err_rules; - err = rhashtable_insert_fast(&ft->ct_entries_ht, &entry->node, - cts_ht_params); - if (err) - goto err_insert; + set_bit(MLX5_CT_ENTRY_FLAG_VALID, &entry->flags); + mlx5_tc_ct_entry_put(entry); /* this function reference */ return 0; -err_insert: - mlx5_tc_ct_entry_del_rules(ct_priv, entry); err_rules: + spin_lock_bh(&ct_priv->ht_lock); if (mlx5_tc_ct_entry_has_nat(entry)) rhashtable_remove_fast(&ct_priv->ct_tuples_nat_ht, &entry->tuple_nat_node, tuples_nat_ht_params); @@ -925,47 +1038,43 @@ err_tuple_nat: &entry->tuple_node, tuples_ht_params); err_tuple: + rhashtable_remove_fast(&ft->ct_entries_ht, + &entry->node, + cts_ht_params); +err_entries: + spin_unlock_bh(&ct_priv->ht_lock); err_set: kfree(entry); - netdev_warn(ct_priv->netdev, - "Failed to offload ct entry, err: %d\n", err); + if (err != -EEXIST) + netdev_warn(ct_priv->netdev, "Failed to offload ct entry, err: %d\n", err); return err; } -static void -mlx5_tc_ct_del_ft_entry(struct mlx5_tc_ct_priv *ct_priv, - struct mlx5_ct_entry *entry) -{ - mlx5_tc_ct_entry_del_rules(ct_priv, entry); - mutex_lock(&ct_priv->shared_counter_lock); - if (mlx5_tc_ct_entry_has_nat(entry)) - rhashtable_remove_fast(&ct_priv->ct_tuples_nat_ht, - &entry->tuple_nat_node, - tuples_nat_ht_params); - rhashtable_remove_fast(&ct_priv->ct_tuples_ht, &entry->tuple_node, - tuples_ht_params); - mutex_unlock(&ct_priv->shared_counter_lock); - mlx5_tc_ct_counter_put(ct_priv, entry); - -} - static int mlx5_tc_ct_block_flow_offload_del(struct mlx5_ct_ft *ft, struct flow_cls_offload *flow) { + struct mlx5_tc_ct_priv *ct_priv = ft->ct_priv; unsigned long cookie = flow->cookie; struct mlx5_ct_entry *entry; - entry = rhashtable_lookup_fast(&ft->ct_entries_ht, &cookie, - cts_ht_params); - if (!entry) + spin_lock_bh(&ct_priv->ht_lock); + entry = rhashtable_lookup_fast(&ft->ct_entries_ht, &cookie, cts_ht_params); + if (!entry) { + spin_unlock_bh(&ct_priv->ht_lock); return -ENOENT; + } - mlx5_tc_ct_del_ft_entry(ft->ct_priv, entry); - WARN_ON(rhashtable_remove_fast(&ft->ct_entries_ht, - &entry->node, - cts_ht_params)); - kfree(entry); + if (!mlx5_tc_ct_entry_valid(entry)) { + spin_unlock_bh(&ct_priv->ht_lock); + return -EINVAL; + } + + rhashtable_remove_fast(&ft->ct_entries_ht, &entry->node, cts_ht_params); + mlx5_tc_ct_entry_remove_from_tuples(entry); + spin_unlock_bh(&ct_priv->ht_lock); + + mlx5_tc_ct_entry_put(entry); return 0; } @@ -974,19 +1083,30 @@ static int mlx5_tc_ct_block_flow_offload_stats(struct mlx5_ct_ft *ft, struct flow_cls_offload *f) { + struct mlx5_tc_ct_priv *ct_priv = ft->ct_priv; unsigned long cookie = f->cookie; struct mlx5_ct_entry *entry; u64 lastuse, packets, bytes; - entry = rhashtable_lookup_fast(&ft->ct_entries_ht, &cookie, - cts_ht_params); - if (!entry) + spin_lock_bh(&ct_priv->ht_lock); + entry = rhashtable_lookup_fast(&ft->ct_entries_ht, &cookie, cts_ht_params); + if (!entry) { + spin_unlock_bh(&ct_priv->ht_lock); return -ENOENT; + } + + if (!mlx5_tc_ct_entry_valid(entry) || !refcount_inc_not_zero(&entry->refcnt)) { + spin_unlock_bh(&ct_priv->ht_lock); + return -EINVAL; + } + + spin_unlock_bh(&ct_priv->ht_lock); mlx5_fc_query_cached(entry->counter->counter, &bytes, &packets, &lastuse); flow_stats_update(&f->stats, bytes, packets, 0, lastuse, FLOW_ACTION_HW_STATS_DELAYED); + mlx5_tc_ct_entry_put(entry); return 0; } @@ -1478,11 +1598,9 @@ err_mapping: static void mlx5_tc_ct_flush_ft_entry(void *ptr, void *arg) { - struct mlx5_tc_ct_priv *ct_priv = arg; struct mlx5_ct_entry *entry = ptr; - mlx5_tc_ct_del_ft_entry(ct_priv, entry); - kfree(entry); + mlx5_tc_ct_entry_put(entry); } static void @@ -1960,6 +2078,7 @@ mlx5_tc_ct_init(struct mlx5e_priv *priv, struct mlx5_fs_chains *chains, goto err_mapping_labels; } + spin_lock_init(&ct_priv->ht_lock); ct_priv->ns_type = ns_type; ct_priv->chains = chains; ct_priv->netdev = priv->netdev; @@ -1994,7 +2113,6 @@ mlx5_tc_ct_init(struct mlx5e_priv *priv, struct mlx5_fs_chains *chains, idr_init(&ct_priv->fte_ids); mutex_init(&ct_priv->control_lock); - mutex_init(&ct_priv->shared_counter_lock); rhashtable_init(&ct_priv->zone_ht, &zone_params); rhashtable_init(&ct_priv->ct_tuples_ht, &tuples_ht_params); rhashtable_init(&ct_priv->ct_tuples_nat_ht, &tuples_nat_ht_params); @@ -2037,7 +2155,6 @@ mlx5_tc_ct_clean(struct mlx5_tc_ct_priv *ct_priv) rhashtable_destroy(&ct_priv->ct_tuples_nat_ht); rhashtable_destroy(&ct_priv->zone_ht); mutex_destroy(&ct_priv->control_lock); - mutex_destroy(&ct_priv->shared_counter_lock); idr_destroy(&ct_priv->fte_ids); kfree(ct_priv); } @@ -2059,14 +2176,22 @@ mlx5e_tc_ct_restore_flow(struct mlx5_tc_ct_priv *ct_priv, if (!mlx5_tc_ct_skb_to_tuple(skb, &tuple, zone)) return false; - entry = rhashtable_lookup_fast(&ct_priv->ct_tuples_ht, &tuple, - tuples_ht_params); - if (!entry) - entry = rhashtable_lookup_fast(&ct_priv->ct_tuples_nat_ht, - &tuple, tuples_nat_ht_params); - if (!entry) + spin_lock(&ct_priv->ht_lock); + + entry = mlx5_tc_ct_entry_get(ct_priv, &tuple); + if (!entry) { + spin_unlock(&ct_priv->ht_lock); return false; + } + + if (IS_ERR(entry)) { + spin_unlock(&ct_priv->ht_lock); + return false; + } + spin_unlock(&ct_priv->ht_lock); tcf_ct_flow_table_restore_skb(skb, entry->restore_cookie); + __mlx5_tc_ct_entry_put(entry); + return true; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.h b/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.h index d487e5e37162..8d991c3b7a50 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.h @@ -83,7 +83,7 @@ static inline void mlx5e_xdp_tx_disable(struct mlx5e_priv *priv) clear_bit(MLX5E_STATE_XDP_TX_ENABLED, &priv->state); /* Let other device's napi(s) and XSK wakeups see our new state. */ - synchronize_rcu(); + synchronize_net(); } static inline bool mlx5e_xdp_tx_is_enabled(struct mlx5e_priv *priv) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/xsk/setup.c b/drivers/net/ethernet/mellanox/mlx5/core/en/xsk/setup.c index be3465ba38ca..f95905fc4979 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/xsk/setup.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/xsk/setup.c @@ -106,7 +106,7 @@ err_free_cparam: void mlx5e_close_xsk(struct mlx5e_channel *c) { clear_bit(MLX5E_CHANNEL_STATE_XSK, c->state); - synchronize_rcu(); /* Sync with the XSK wakeup and with NAPI. */ + synchronize_net(); /* Sync with the XSK wakeup and with NAPI. */ mlx5e_close_rq(&c->xskrq); mlx5e_close_cq(&c->xskrq.cq); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/en_accel.h b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/en_accel.h index 1fae7fab8297..ff81b69a59a9 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/en_accel.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/en_accel.h @@ -173,7 +173,7 @@ static inline bool mlx5e_accel_tx_eseg(struct mlx5e_priv *priv, #endif #if IS_ENABLED(CONFIG_GENEVE) - if (skb->encapsulation) + if (skb->encapsulation && skb->ip_summed == CHECKSUM_PARTIAL) mlx5e_tx_tunnel_accel(skb, eseg, ihs); #endif diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls_rx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls_rx.c index 6a1d82503ef8..d06532d0baa4 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls_rx.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls_rx.c @@ -57,6 +57,20 @@ struct mlx5e_ktls_offload_context_rx { struct mlx5e_ktls_rx_resync_ctx resync; }; +static bool mlx5e_ktls_priv_rx_put(struct mlx5e_ktls_offload_context_rx *priv_rx) +{ + if (!refcount_dec_and_test(&priv_rx->resync.refcnt)) + return false; + + kfree(priv_rx); + return true; +} + +static void mlx5e_ktls_priv_rx_get(struct mlx5e_ktls_offload_context_rx *priv_rx) +{ + refcount_inc(&priv_rx->resync.refcnt); +} + static int mlx5e_ktls_create_tir(struct mlx5_core_dev *mdev, u32 *tirn, u32 rqtn) { int err, inlen; @@ -326,7 +340,7 @@ static void resync_handle_work(struct work_struct *work) priv_rx = container_of(resync, struct mlx5e_ktls_offload_context_rx, resync); if (unlikely(test_bit(MLX5E_PRIV_RX_FLAG_DELETING, priv_rx->flags))) { - refcount_dec(&resync->refcnt); + mlx5e_ktls_priv_rx_put(priv_rx); return; } @@ -334,7 +348,7 @@ static void resync_handle_work(struct work_struct *work) sq = &c->async_icosq; if (resync_post_get_progress_params(sq, priv_rx)) - refcount_dec(&resync->refcnt); + mlx5e_ktls_priv_rx_put(priv_rx); } static void resync_init(struct mlx5e_ktls_rx_resync_ctx *resync, @@ -377,7 +391,11 @@ unlock: return err; } -/* Function is called with elevated refcount, it decreases it. */ +/* Function can be called with the refcount being either elevated or not. + * It decreases the refcount and may free the kTLS priv context. + * Refcount is not elevated only if tls_dev_del has been called, but GET_PSV was + * already in flight. + */ void mlx5e_ktls_handle_get_psv_completion(struct mlx5e_icosq_wqe_info *wi, struct mlx5e_icosq *sq) { @@ -410,7 +428,7 @@ void mlx5e_ktls_handle_get_psv_completion(struct mlx5e_icosq_wqe_info *wi, tls_offload_rx_resync_async_request_end(priv_rx->sk, cpu_to_be32(hw_seq)); priv_rx->stats->tls_resync_req_end++; out: - refcount_dec(&resync->refcnt); + mlx5e_ktls_priv_rx_put(priv_rx); dma_unmap_single(dev, buf->dma_addr, PROGRESS_PARAMS_PADDED_SIZE, DMA_FROM_DEVICE); kfree(buf); } @@ -431,9 +449,9 @@ static bool resync_queue_get_psv(struct sock *sk) return false; resync = &priv_rx->resync; - refcount_inc(&resync->refcnt); + mlx5e_ktls_priv_rx_get(priv_rx); if (unlikely(!queue_work(resync->priv->tls->rx_wq, &resync->work))) - refcount_dec(&resync->refcnt); + mlx5e_ktls_priv_rx_put(priv_rx); return true; } @@ -625,31 +643,6 @@ err_create_key: return err; } -/* Elevated refcount on the resync object means there are - * outstanding operations (uncompleted GET_PSV WQEs) that - * will read the resync / priv_rx objects once completed. - * Wait for them to avoid use-after-free. - */ -static void wait_for_resync(struct net_device *netdev, - struct mlx5e_ktls_rx_resync_ctx *resync) -{ -#define MLX5E_KTLS_RX_RESYNC_TIMEOUT 20000 /* msecs */ - unsigned long exp_time = jiffies + msecs_to_jiffies(MLX5E_KTLS_RX_RESYNC_TIMEOUT); - unsigned int refcnt; - - do { - refcnt = refcount_read(&resync->refcnt); - if (refcnt == 1) - return; - - msleep(20); - } while (time_before(jiffies, exp_time)); - - netdev_warn(netdev, - "Failed waiting for kTLS RX resync refcnt to be released (%u).\n", - refcnt); -} - void mlx5e_ktls_del_rx(struct net_device *netdev, struct tls_context *tls_ctx) { struct mlx5e_ktls_offload_context_rx *priv_rx; @@ -663,7 +656,7 @@ void mlx5e_ktls_del_rx(struct net_device *netdev, struct tls_context *tls_ctx) priv_rx = mlx5e_get_ktls_rx_priv_ctx(tls_ctx); set_bit(MLX5E_PRIV_RX_FLAG_DELETING, priv_rx->flags); mlx5e_set_ktls_rx_priv_ctx(tls_ctx, NULL); - synchronize_rcu(); /* Sync with NAPI */ + synchronize_net(); /* Sync with NAPI */ if (!cancel_work_sync(&priv_rx->rule.work)) /* completion is needed, as the priv_rx in the add flow * is maintained on the wqe info (wi), not on the socket. @@ -671,8 +664,7 @@ void mlx5e_ktls_del_rx(struct net_device *netdev, struct tls_context *tls_ctx) wait_for_completion(&priv_rx->add_ctx); resync = &priv_rx->resync; if (cancel_work_sync(&resync->work)) - refcount_dec(&resync->refcnt); - wait_for_resync(netdev, resync); + mlx5e_ktls_priv_rx_put(priv_rx); priv_rx->stats->tls_del++; if (priv_rx->rule.rule) @@ -680,5 +672,9 @@ void mlx5e_ktls_del_rx(struct net_device *netdev, struct tls_context *tls_ctx) mlx5_core_destroy_tir(mdev, priv_rx->tirn); mlx5_ktls_destroy_key(mdev, priv_rx->key_id); - kfree(priv_rx); + /* priv_rx should normally be freed here, but if there is an outstanding + * GET_PSV, deallocation will be delayed until the CQE for GET_PSV is + * processed. + */ + mlx5e_ktls_priv_rx_put(priv_rx); } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c index e596f050c431..b8622440243b 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c @@ -522,7 +522,7 @@ static int mlx5e_get_coalesce(struct net_device *netdev, #define MLX5E_MAX_COAL_FRAMES MLX5_MAX_CQ_COUNT static void -mlx5e_set_priv_channels_coalesce(struct mlx5e_priv *priv, struct ethtool_coalesce *coal) +mlx5e_set_priv_channels_tx_coalesce(struct mlx5e_priv *priv, struct ethtool_coalesce *coal) { struct mlx5_core_dev *mdev = priv->mdev; int tc; @@ -537,6 +537,17 @@ mlx5e_set_priv_channels_coalesce(struct mlx5e_priv *priv, struct ethtool_coalesc coal->tx_coalesce_usecs, coal->tx_max_coalesced_frames); } + } +} + +static void +mlx5e_set_priv_channels_rx_coalesce(struct mlx5e_priv *priv, struct ethtool_coalesce *coal) +{ + struct mlx5_core_dev *mdev = priv->mdev; + int i; + + for (i = 0; i < priv->channels.num; ++i) { + struct mlx5e_channel *c = priv->channels.c[i]; mlx5_core_modify_cq_moderation(mdev, &c->rq.cq.mcq, coal->rx_coalesce_usecs, @@ -583,21 +594,9 @@ int mlx5e_ethtool_set_coalesce(struct mlx5e_priv *priv, tx_moder->pkts = coal->tx_max_coalesced_frames; new_channels.params.tx_dim_enabled = !!coal->use_adaptive_tx_coalesce; - if (!test_bit(MLX5E_STATE_OPENED, &priv->state)) { - priv->channels.params = new_channels.params; - goto out; - } - /* we are opened */ - reset_rx = !!coal->use_adaptive_rx_coalesce != priv->channels.params.rx_dim_enabled; reset_tx = !!coal->use_adaptive_tx_coalesce != priv->channels.params.tx_dim_enabled; - if (!reset_rx && !reset_tx) { - mlx5e_set_priv_channels_coalesce(priv, coal); - priv->channels.params = new_channels.params; - goto out; - } - if (reset_rx) { u8 mode = MLX5E_GET_PFLAG(&new_channels.params, MLX5E_PFLAG_RX_CQE_BASED_MODER); @@ -611,6 +610,20 @@ int mlx5e_ethtool_set_coalesce(struct mlx5e_priv *priv, mlx5e_reset_tx_moderation(&new_channels.params, mode); } + if (!test_bit(MLX5E_STATE_OPENED, &priv->state)) { + priv->channels.params = new_channels.params; + goto out; + } + + if (!reset_rx && !reset_tx) { + if (!coal->use_adaptive_rx_coalesce) + mlx5e_set_priv_channels_rx_coalesce(priv, coal); + if (!coal->use_adaptive_tx_coalesce) + mlx5e_set_priv_channels_tx_coalesce(priv, coal); + priv->channels.params = new_channels.params; + goto out; + } + err = mlx5e_safe_switch_channels(priv, &new_channels, NULL, NULL); out: diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c index 42848db8f8dd..6394f9d8c685 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c @@ -919,7 +919,7 @@ void mlx5e_activate_rq(struct mlx5e_rq *rq) void mlx5e_deactivate_rq(struct mlx5e_rq *rq) { clear_bit(MLX5E_RQ_STATE_ENABLED, &rq->state); - synchronize_rcu(); /* Sync with NAPI to prevent mlx5e_post_rx_wqes. */ + synchronize_net(); /* Sync with NAPI to prevent mlx5e_post_rx_wqes. */ } void mlx5e_close_rq(struct mlx5e_rq *rq) @@ -1380,7 +1380,7 @@ static void mlx5e_deactivate_txqsq(struct mlx5e_txqsq *sq) struct mlx5_wq_cyc *wq = &sq->wq; clear_bit(MLX5E_SQ_STATE_ENABLED, &sq->state); - synchronize_rcu(); /* Sync with NAPI to prevent netif_tx_wake_queue. */ + synchronize_net(); /* Sync with NAPI to prevent netif_tx_wake_queue. */ mlx5e_tx_disable_queue(sq->txq); @@ -1456,7 +1456,7 @@ void mlx5e_activate_icosq(struct mlx5e_icosq *icosq) void mlx5e_deactivate_icosq(struct mlx5e_icosq *icosq) { clear_bit(MLX5E_SQ_STATE_ENABLED, &icosq->state); - synchronize_rcu(); /* Sync with NAPI. */ + synchronize_net(); /* Sync with NAPI. */ } void mlx5e_close_icosq(struct mlx5e_icosq *sq) @@ -1535,7 +1535,7 @@ void mlx5e_close_xdpsq(struct mlx5e_xdpsq *sq) struct mlx5e_channel *c = sq->channel; clear_bit(MLX5E_SQ_STATE_ENABLED, &sq->state); - synchronize_rcu(); /* Sync with NAPI. */ + synchronize_net(); /* Sync with NAPI. */ mlx5e_destroy_sq(c->mdev, sq->sqn); mlx5e_free_xdpsq_descs(sq); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/health.c b/drivers/net/ethernet/mellanox/mlx5/core/health.c index 54523bed16cd..0c32c485eb58 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/health.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/health.c @@ -190,6 +190,16 @@ static bool reset_fw_if_needed(struct mlx5_core_dev *dev) return true; } +static void enter_error_state(struct mlx5_core_dev *dev, bool force) +{ + if (mlx5_health_check_fatal_sensors(dev) || force) { /* protected state setting */ + dev->state = MLX5_DEVICE_STATE_INTERNAL_ERROR; + mlx5_cmd_flush(dev); + } + + mlx5_notifier_call_chain(dev->priv.events, MLX5_DEV_EVENT_SYS_ERROR, (void *)1); +} + void mlx5_enter_error_state(struct mlx5_core_dev *dev, bool force) { bool err_detected = false; @@ -208,12 +218,7 @@ void mlx5_enter_error_state(struct mlx5_core_dev *dev, bool force) goto unlock; } - if (mlx5_health_check_fatal_sensors(dev) || force) { /* protected state setting */ - dev->state = MLX5_DEVICE_STATE_INTERNAL_ERROR; - mlx5_cmd_flush(dev); - } - - mlx5_notifier_call_chain(dev->priv.events, MLX5_DEV_EVENT_SYS_ERROR, (void *)1); + enter_error_state(dev, force); unlock: mutex_unlock(&dev->intf_state_mutex); } @@ -613,7 +618,7 @@ static void mlx5_fw_fatal_reporter_err_work(struct work_struct *work) priv = container_of(health, struct mlx5_priv, health); dev = container_of(priv, struct mlx5_core_dev, priv); - mlx5_enter_error_state(dev, false); + enter_error_state(dev, false); if (IS_ERR_OR_NULL(health->fw_fatal_reporter)) { if (mlx5_health_try_recover(dev)) mlx5_core_err(dev, "health recovery failed\n"); @@ -707,8 +712,9 @@ static void poll_health(struct timer_list *t) mlx5_core_err(dev, "Fatal error %u detected\n", fatal_error); dev->priv.health.fatal_error = fatal_error; print_health_info(dev); + dev->state = MLX5_DEVICE_STATE_INTERNAL_ERROR; mlx5_trigger_health_work(dev); - goto out; + return; } count = ioread32be(health->health_counter); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/main.c b/drivers/net/ethernet/mellanox/mlx5/core/main.c index e455a2f31f07..8246b6285d5a 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/main.c @@ -1380,7 +1380,8 @@ static int init_one(struct pci_dev *pdev, const struct pci_device_id *id) dev_err(&pdev->dev, "mlx5_crdump_enable failed with error code %d\n", err); pci_save_state(pdev); - devlink_reload_enable(devlink); + if (!mlx5_core_is_mp_slave(dev)) + devlink_reload_enable(devlink); return 0; err_load_one: diff --git a/drivers/net/ethernet/mellanox/mlxsw/reg.h b/drivers/net/ethernet/mellanox/mlxsw/reg.h index 39eff6a57ba2..3c3069afc0a3 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/reg.h +++ b/drivers/net/ethernet/mellanox/mlxsw/reg.h @@ -4208,6 +4208,7 @@ MLXSW_ITEM32(reg, ptys, ext_eth_proto_cap, 0x08, 0, 32); #define MLXSW_REG_PTYS_ETH_SPEED_100GBASE_CR4 BIT(20) #define MLXSW_REG_PTYS_ETH_SPEED_100GBASE_SR4 BIT(21) #define MLXSW_REG_PTYS_ETH_SPEED_100GBASE_KR4 BIT(22) +#define MLXSW_REG_PTYS_ETH_SPEED_100GBASE_LR4_ER4 BIT(23) #define MLXSW_REG_PTYS_ETH_SPEED_25GBASE_CR BIT(27) #define MLXSW_REG_PTYS_ETH_SPEED_25GBASE_KR BIT(28) #define MLXSW_REG_PTYS_ETH_SPEED_25GBASE_SR BIT(29) diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_ethtool.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_ethtool.c index 540616469e28..68333ecf6151 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_ethtool.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_ethtool.c @@ -1171,6 +1171,11 @@ static const struct mlxsw_sp1_port_link_mode mlxsw_sp1_port_link_mode[] = { .mask_ethtool = ETHTOOL_LINK_MODE_100000baseKR4_Full_BIT, .speed = SPEED_100000, }, + { + .mask = MLXSW_REG_PTYS_ETH_SPEED_100GBASE_LR4_ER4, + .mask_ethtool = ETHTOOL_LINK_MODE_100000baseLR4_ER4_Full_BIT, + .speed = SPEED_100000, + }, }; #define MLXSW_SP1_PORT_LINK_MODE_LEN ARRAY_SIZE(mlxsw_sp1_port_link_mode) diff --git a/drivers/net/ethernet/mellanox/mlxsw/switchx2.c b/drivers/net/ethernet/mellanox/mlxsw/switchx2.c index 5023d91269f4..28bfe1ea9d94 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/switchx2.c +++ b/drivers/net/ethernet/mellanox/mlxsw/switchx2.c @@ -612,7 +612,8 @@ static const struct mlxsw_sx_port_link_mode mlxsw_sx_port_link_mode[] = { { .mask = MLXSW_REG_PTYS_ETH_SPEED_100GBASE_CR4 | MLXSW_REG_PTYS_ETH_SPEED_100GBASE_SR4 | - MLXSW_REG_PTYS_ETH_SPEED_100GBASE_KR4, + MLXSW_REG_PTYS_ETH_SPEED_100GBASE_KR4 | + MLXSW_REG_PTYS_ETH_SPEED_100GBASE_LR4_ER4, .speed = 100000, }, }; diff --git a/drivers/net/ethernet/mscc/ocelot_flower.c b/drivers/net/ethernet/mscc/ocelot_flower.c index 729495a1a77e..365550335292 100644 --- a/drivers/net/ethernet/mscc/ocelot_flower.c +++ b/drivers/net/ethernet/mscc/ocelot_flower.c @@ -540,13 +540,14 @@ ocelot_flower_parse_key(struct ocelot *ocelot, int port, bool ingress, return -EOPNOTSUPP; } + flow_rule_match_ipv4_addrs(rule, &match); + if (filter->block_id == VCAP_IS1 && *(u32 *)&match.mask->dst) { NL_SET_ERR_MSG_MOD(extack, "Key type S1_NORMAL cannot match on destination IP"); return -EOPNOTSUPP; } - flow_rule_match_ipv4_addrs(rule, &match); tmp = &filter->key.ipv4.sip.value.addr[0]; memcpy(tmp, &match.key->src, 4); diff --git a/drivers/net/ethernet/realtek/r8169_main.c b/drivers/net/ethernet/realtek/r8169_main.c index 75f774347f6d..1591715c9717 100644 --- a/drivers/net/ethernet/realtek/r8169_main.c +++ b/drivers/net/ethernet/realtek/r8169_main.c @@ -1042,7 +1042,7 @@ static void r8168fp_adjust_ocp_cmd(struct rtl8169_private *tp, u32 *cmd, int typ { /* based on RTL8168FP_OOBMAC_BASE in vendor driver */ if (tp->mac_version == RTL_GIGA_MAC_VER_52 && type == ERIAR_OOB) - *cmd |= 0x7f0 << 18; + *cmd |= 0xf70 << 18; } DECLARE_RTL_COND(rtl_eriar_cond) @@ -2244,6 +2244,7 @@ static void rtl_pll_power_down(struct rtl8169_private *tp) switch (tp->mac_version) { case RTL_GIGA_MAC_VER_25 ... RTL_GIGA_MAC_VER_26: + case RTL_GIGA_MAC_VER_29 ... RTL_GIGA_MAC_VER_30: case RTL_GIGA_MAC_VER_32 ... RTL_GIGA_MAC_VER_33: case RTL_GIGA_MAC_VER_37: case RTL_GIGA_MAC_VER_39: @@ -2271,6 +2272,7 @@ static void rtl_pll_power_up(struct rtl8169_private *tp) { switch (tp->mac_version) { case RTL_GIGA_MAC_VER_25 ... RTL_GIGA_MAC_VER_26: + case RTL_GIGA_MAC_VER_29 ... RTL_GIGA_MAC_VER_30: case RTL_GIGA_MAC_VER_32 ... RTL_GIGA_MAC_VER_33: case RTL_GIGA_MAC_VER_37: case RTL_GIGA_MAC_VER_39: @@ -2351,14 +2353,14 @@ static void r8168dp_hw_jumbo_disable(struct rtl8169_private *tp) static void r8168e_hw_jumbo_enable(struct rtl8169_private *tp) { - RTL_W8(tp, MaxTxPacketSize, 0x3f); + RTL_W8(tp, MaxTxPacketSize, 0x24); RTL_W8(tp, Config3, RTL_R8(tp, Config3) | Jumbo_En0); RTL_W8(tp, Config4, RTL_R8(tp, Config4) | 0x01); } static void r8168e_hw_jumbo_disable(struct rtl8169_private *tp) { - RTL_W8(tp, MaxTxPacketSize, 0x0c); + RTL_W8(tp, MaxTxPacketSize, 0x3f); RTL_W8(tp, Config3, RTL_R8(tp, Config3) & ~Jumbo_En0); RTL_W8(tp, Config4, RTL_R8(tp, Config4) & ~0x01); } diff --git a/drivers/net/ethernet/renesas/sh_eth.c b/drivers/net/ethernet/renesas/sh_eth.c index d5d236d687e9..6d84266c03ca 100644 --- a/drivers/net/ethernet/renesas/sh_eth.c +++ b/drivers/net/ethernet/renesas/sh_eth.c @@ -560,6 +560,8 @@ static struct sh_eth_cpu_data r7s72100_data = { EESR_TDE, .fdr_value = 0x0000070f, + .trscer_err_mask = DESC_I_RINT8 | DESC_I_RINT5, + .no_psr = 1, .apr = 1, .mpr = 1, @@ -780,6 +782,8 @@ static struct sh_eth_cpu_data r7s9210_data = { .fdr_value = 0x0000070f, + .trscer_err_mask = DESC_I_RINT8 | DESC_I_RINT5, + .apr = 1, .mpr = 1, .tpauser = 1, @@ -1089,6 +1093,9 @@ static struct sh_eth_cpu_data sh771x_data = { EESIPR_CEEFIP | EESIPR_CELFIP | EESIPR_RRFIP | EESIPR_RTLFIP | EESIPR_RTSFIP | EESIPR_PREIP | EESIPR_CERFIP, + + .trscer_err_mask = DESC_I_RINT8, + .tsu = 1, .dual_port = 1, }; diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-intel.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-intel.c index 103d2448e9e0..a9087dae767d 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-intel.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-intel.c @@ -233,6 +233,7 @@ static void common_default_data(struct plat_stmmacenet_data *plat) static int intel_mgbe_common_data(struct pci_dev *pdev, struct plat_stmmacenet_data *plat) { + char clk_name[20]; int ret; int i; @@ -300,8 +301,10 @@ static int intel_mgbe_common_data(struct pci_dev *pdev, plat->eee_usecs_rate = plat->clk_ptp_rate; /* Set system clock */ + sprintf(clk_name, "%s-%s", "stmmac", pci_name(pdev)); + plat->stmmac_clk = clk_register_fixed_rate(&pdev->dev, - "stmmac-clk", NULL, 0, + clk_name, NULL, 0, plat->clk_ptp_rate); if (IS_ERR(plat->stmmac_clk)) { diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-meson8b.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-meson8b.c index 9ddadae8e4c5..752658ec7bee 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-meson8b.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-meson8b.c @@ -301,7 +301,7 @@ static int meson8b_init_prg_eth(struct meson8b_dwmac *dwmac) return -EINVAL; }; - if (rx_dly_config & PRG_ETH0_ADJ_ENABLE) { + if (delay_config & PRG_ETH0_ADJ_ENABLE) { if (!dwmac->timing_adj_clk) { dev_err(dwmac->dev, "The timing-adjustment clock is mandatory for the RX delay re-timing\n"); diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac4_descs.c b/drivers/net/ethernet/stmicro/stmmac/dwmac4_descs.c index c6540b003b43..2ecd3a8a690c 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac4_descs.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac4_descs.c @@ -499,10 +499,15 @@ static void dwmac4_get_rx_header_len(struct dma_desc *p, unsigned int *len) *len = le32_to_cpu(p->des2) & RDES2_HL; } -static void dwmac4_set_sec_addr(struct dma_desc *p, dma_addr_t addr) +static void dwmac4_set_sec_addr(struct dma_desc *p, dma_addr_t addr, bool buf2_valid) { p->des2 = cpu_to_le32(lower_32_bits(addr)); - p->des3 = cpu_to_le32(upper_32_bits(addr) | RDES3_BUFFER2_VALID_ADDR); + p->des3 = cpu_to_le32(upper_32_bits(addr)); + + if (buf2_valid) + p->des3 |= cpu_to_le32(RDES3_BUFFER2_VALID_ADDR); + else + p->des3 &= cpu_to_le32(~RDES3_BUFFER2_VALID_ADDR); } static void dwmac4_set_tbs(struct dma_edesc *p, u32 sec, u32 nsec) diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.c b/drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.c index bb29bfcd62c3..62aa0e95beb7 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac4_dma.c @@ -124,6 +124,23 @@ static void dwmac4_dma_init_channel(void __iomem *ioaddr, ioaddr + DMA_CHAN_INTR_ENA(chan)); } +static void dwmac410_dma_init_channel(void __iomem *ioaddr, + struct stmmac_dma_cfg *dma_cfg, u32 chan) +{ + u32 value; + + /* common channel control register config */ + value = readl(ioaddr + DMA_CHAN_CONTROL(chan)); + if (dma_cfg->pblx8) + value = value | DMA_BUS_MODE_PBL; + + writel(value, ioaddr + DMA_CHAN_CONTROL(chan)); + + /* Mask interrupts by writing to CSR7 */ + writel(DMA_CHAN_INTR_DEFAULT_MASK_4_10, + ioaddr + DMA_CHAN_INTR_ENA(chan)); +} + static void dwmac4_dma_init(void __iomem *ioaddr, struct stmmac_dma_cfg *dma_cfg, int atds) { @@ -523,7 +540,7 @@ const struct stmmac_dma_ops dwmac4_dma_ops = { const struct stmmac_dma_ops dwmac410_dma_ops = { .reset = dwmac4_dma_reset, .init = dwmac4_dma_init, - .init_chan = dwmac4_dma_init_channel, + .init_chan = dwmac410_dma_init_channel, .init_rx_chan = dwmac4_dma_init_rx_chan, .init_tx_chan = dwmac4_dma_init_tx_chan, .axi = dwmac4_dma_axi, diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac4_lib.c b/drivers/net/ethernet/stmicro/stmmac/dwmac4_lib.c index 0b4ee2dbb691..71e50751ef2d 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac4_lib.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac4_lib.c @@ -53,10 +53,6 @@ void dwmac4_dma_stop_tx(void __iomem *ioaddr, u32 chan) value &= ~DMA_CONTROL_ST; writel(value, ioaddr + DMA_CHAN_TX_CONTROL(chan)); - - value = readl(ioaddr + GMAC_CONFIG); - value &= ~GMAC_CONFIG_TE; - writel(value, ioaddr + GMAC_CONFIG); } void dwmac4_dma_start_rx(void __iomem *ioaddr, u32 chan) diff --git a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_descs.c b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_descs.c index 0aaf19ab5672..ccfb0102dde4 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_descs.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_descs.c @@ -292,7 +292,7 @@ static void dwxgmac2_get_rx_header_len(struct dma_desc *p, unsigned int *len) *len = le32_to_cpu(p->des2) & XGMAC_RDES2_HL; } -static void dwxgmac2_set_sec_addr(struct dma_desc *p, dma_addr_t addr) +static void dwxgmac2_set_sec_addr(struct dma_desc *p, dma_addr_t addr, bool is_valid) { p->des2 = cpu_to_le32(lower_32_bits(addr)); p->des3 = cpu_to_le32(upper_32_bits(addr)); diff --git a/drivers/net/ethernet/stmicro/stmmac/hwif.h b/drivers/net/ethernet/stmicro/stmmac/hwif.h index e2dca9b6e992..afe7ec496545 100644 --- a/drivers/net/ethernet/stmicro/stmmac/hwif.h +++ b/drivers/net/ethernet/stmicro/stmmac/hwif.h @@ -91,7 +91,7 @@ struct stmmac_desc_ops { int (*get_rx_hash)(struct dma_desc *p, u32 *hash, enum pkt_hash_types *type); void (*get_rx_header_len)(struct dma_desc *p, unsigned int *len); - void (*set_sec_addr)(struct dma_desc *p, dma_addr_t addr); + void (*set_sec_addr)(struct dma_desc *p, dma_addr_t addr, bool buf2_valid); void (*set_sarc)(struct dma_desc *p, u32 sarc_type); void (*set_vlan_tag)(struct dma_desc *p, u16 tag, u16 inner_tag, u32 inner_type); diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c index b3d6d8e3f4de..7d01c5cf60c9 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c @@ -1279,9 +1279,10 @@ static int stmmac_init_rx_buffers(struct stmmac_priv *priv, struct dma_desc *p, return -ENOMEM; buf->sec_addr = page_pool_get_dma_addr(buf->sec_page); - stmmac_set_desc_sec_addr(priv, p, buf->sec_addr); + stmmac_set_desc_sec_addr(priv, p, buf->sec_addr, true); } else { buf->sec_page = NULL; + stmmac_set_desc_sec_addr(priv, p, buf->sec_addr, false); } buf->addr = page_pool_get_dma_addr(buf->page); @@ -3618,7 +3619,10 @@ static inline void stmmac_rx_refill(struct stmmac_priv *priv, u32 queue) DMA_FROM_DEVICE); stmmac_set_desc_addr(priv, p, buf->addr); - stmmac_set_desc_sec_addr(priv, p, buf->sec_addr); + if (priv->sph) + stmmac_set_desc_sec_addr(priv, p, buf->sec_addr, true); + else + stmmac_set_desc_sec_addr(priv, p, buf->sec_addr, false); stmmac_refill_desc3(priv, rx_q, p); rx_q->rx_count_frames++; @@ -5114,13 +5118,16 @@ int stmmac_dvr_remove(struct device *dev) netdev_info(priv->dev, "%s: removing driver", __func__); stmmac_stop_all_dma(priv); - - if (priv->plat->serdes_powerdown) - priv->plat->serdes_powerdown(ndev, priv->plat->bsp_priv); - stmmac_mac_set(priv, priv->ioaddr, false); netif_carrier_off(ndev); unregister_netdev(ndev); + + /* Serdes power down needs to happen after VLAN filter + * is deleted that is triggered by unregister_netdev(). + */ + if (priv->plat->serdes_powerdown) + priv->plat->serdes_powerdown(ndev, priv->plat->bsp_priv); + #ifdef CONFIG_DEBUG_FS stmmac_exit_fs(ndev); #endif @@ -5227,6 +5234,8 @@ static void stmmac_reset_queues_param(struct stmmac_priv *priv) tx_q->cur_tx = 0; tx_q->dirty_tx = 0; tx_q->mss = 0; + + netdev_tx_reset_queue(netdev_get_tx_queue(priv->dev, queue)); } } diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_tc.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_tc.c index 6088071cb192..40dc14d1415f 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_tc.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_tc.c @@ -322,6 +322,32 @@ static int tc_setup_cbs(struct stmmac_priv *priv, if (!priv->dma_cap.av) return -EOPNOTSUPP; + /* Port Transmit Rate and Speed Divider */ + switch (priv->speed) { + case SPEED_10000: + ptr = 32; + speed_div = 10000000; + break; + case SPEED_5000: + ptr = 32; + speed_div = 5000000; + break; + case SPEED_2500: + ptr = 8; + speed_div = 2500000; + break; + case SPEED_1000: + ptr = 8; + speed_div = 1000000; + break; + case SPEED_100: + ptr = 4; + speed_div = 100000; + break; + default: + return -EOPNOTSUPP; + } + mode_to_use = priv->plat->tx_queues_cfg[queue].mode_to_use; if (mode_to_use == MTL_QUEUE_DCB && qopt->enable) { ret = stmmac_dma_qmode(priv, priv->ioaddr, queue, MTL_QUEUE_AVB); @@ -338,10 +364,6 @@ static int tc_setup_cbs(struct stmmac_priv *priv, priv->plat->tx_queues_cfg[queue].mode_to_use = MTL_QUEUE_DCB; } - /* Port Transmit Rate and Speed Divider */ - ptr = (priv->speed == SPEED_100) ? 4 : 8; - speed_div = (priv->speed == SPEED_100) ? 100000 : 1000000; - /* Final adjustments for HW */ value = div_s64(qopt->idleslope * 1024ll * ptr, speed_div); priv->plat->tx_queues_cfg[queue].idle_slope = value & GENMASK(31, 0); diff --git a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c index 9aafd3ecdaa4..eea0bb7c23ed 100644 --- a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c +++ b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c @@ -1805,6 +1805,18 @@ static int axienet_probe(struct platform_device *pdev) lp->options = XAE_OPTION_DEFAULTS; lp->rx_bd_num = RX_BD_NUM_DEFAULT; lp->tx_bd_num = TX_BD_NUM_DEFAULT; + + lp->clk = devm_clk_get_optional(&pdev->dev, NULL); + if (IS_ERR(lp->clk)) { + ret = PTR_ERR(lp->clk); + goto free_netdev; + } + ret = clk_prepare_enable(lp->clk); + if (ret) { + dev_err(&pdev->dev, "Unable to enable clock: %d\n", ret); + goto free_netdev; + } + /* Map device registers */ ethres = platform_get_resource(pdev, IORESOURCE_MEM, 0); lp->regs = devm_ioremap_resource(&pdev->dev, ethres); @@ -1980,20 +1992,6 @@ static int axienet_probe(struct platform_device *pdev) lp->phy_node = of_parse_phandle(pdev->dev.of_node, "phy-handle", 0); if (lp->phy_node) { - lp->clk = devm_clk_get(&pdev->dev, NULL); - if (IS_ERR(lp->clk)) { - dev_warn(&pdev->dev, "Failed to get clock: %ld\n", - PTR_ERR(lp->clk)); - lp->clk = NULL; - } else { - ret = clk_prepare_enable(lp->clk); - if (ret) { - dev_err(&pdev->dev, "Unable to enable clock: %d\n", - ret); - goto free_netdev; - } - } - ret = axienet_mdio_setup(lp); if (ret) dev_warn(&pdev->dev, diff --git a/drivers/net/gtp.c b/drivers/net/gtp.c index dc668ed280b9..1c46bc4d2705 100644 --- a/drivers/net/gtp.c +++ b/drivers/net/gtp.c @@ -539,7 +539,6 @@ static int gtp_build_skb_ip4(struct sk_buff *skb, struct net_device *dev, if (!skb_is_gso(skb) && (iph->frag_off & htons(IP_DF)) && mtu < ntohs(iph->tot_len)) { netdev_dbg(dev, "packet too big, fragmentation needed\n"); - memset(IPCB(skb), 0, sizeof(*IPCB(skb))); icmp_ndo_send(skb, ICMP_DEST_UNREACH, ICMP_FRAG_NEEDED, htonl(mtu)); goto err_rt; diff --git a/drivers/net/netdevsim/netdev.c b/drivers/net/netdevsim/netdev.c index 7178468302c8..ad6dbf011052 100644 --- a/drivers/net/netdevsim/netdev.c +++ b/drivers/net/netdevsim/netdev.c @@ -296,6 +296,7 @@ nsim_create(struct nsim_dev *nsim_dev, struct nsim_dev_port *nsim_dev_port) dev_net_set(dev, nsim_dev_net(nsim_dev)); ns = netdev_priv(dev); ns->netdev = dev; + u64_stats_init(&ns->syncp); ns->nsim_dev = nsim_dev; ns->nsim_dev_port = nsim_dev_port; ns->nsim_bus_dev = nsim_dev->nsim_bus_dev; diff --git a/drivers/net/phy/micrel.c b/drivers/net/phy/micrel.c index a7f74b3b97af..47ae1d1723c5 100644 --- a/drivers/net/phy/micrel.c +++ b/drivers/net/phy/micrel.c @@ -1263,6 +1263,7 @@ static struct phy_driver ksphy_driver[] = { .probe = kszphy_probe, .config_init = ksz8081_config_init, .ack_interrupt = kszphy_ack_interrupt, + .soft_reset = genphy_soft_reset, .config_intr = kszphy_config_intr, .get_sset_count = kszphy_get_sset_count, .get_strings = kszphy_get_strings, diff --git a/drivers/net/phy/mscc/mscc.h b/drivers/net/phy/mscc/mscc.h index 9481bce94c2e..c2023f93c0b2 100644 --- a/drivers/net/phy/mscc/mscc.h +++ b/drivers/net/phy/mscc/mscc.h @@ -102,6 +102,7 @@ enum rgmii_clock_delay { #define PHY_MCB_S6G_READ BIT(30) #define PHY_S6G_PLL5G_CFG0 0x06 +#define PHY_S6G_PLL5G_CFG2 0x08 #define PHY_S6G_LCPLL_CFG 0x11 #define PHY_S6G_PLL_CFG 0x2b #define PHY_S6G_COMMON_CFG 0x2c @@ -121,6 +122,9 @@ enum rgmii_clock_delay { #define PHY_S6G_PLL_FSM_CTRL_DATA_POS 8 #define PHY_S6G_PLL_FSM_ENA_POS 7 +#define PHY_S6G_CFG2_FSM_DIS 1 +#define PHY_S6G_CFG2_FSM_CLK_BP 23 + #define MSCC_EXT_PAGE_ACCESS 31 #define MSCC_PHY_PAGE_STANDARD 0x0000 /* Standard registers */ #define MSCC_PHY_PAGE_EXTENDED 0x0001 /* Extended registers */ @@ -412,6 +416,10 @@ struct vsc8531_edge_rate_table { }; #endif /* CONFIG_OF_MDIO */ +enum csr_target { + MACRO_CTRL = 0x07, +}; + #if IS_ENABLED(CONFIG_MACSEC) int vsc8584_macsec_init(struct phy_device *phydev); void vsc8584_handle_macsec_interrupt(struct phy_device *phydev); diff --git a/drivers/net/phy/mscc/mscc_main.c b/drivers/net/phy/mscc/mscc_main.c index 6bc7406a1ce7..41a410124437 100644 --- a/drivers/net/phy/mscc/mscc_main.c +++ b/drivers/net/phy/mscc/mscc_main.c @@ -710,6 +710,113 @@ static int phy_base_read(struct phy_device *phydev, u32 regnum) return __phy_package_read(phydev, regnum); } +static u32 vsc85xx_csr_read(struct phy_device *phydev, + enum csr_target target, u32 reg) +{ + unsigned long deadline; + u32 val, val_l, val_h; + + phy_base_write(phydev, MSCC_EXT_PAGE_ACCESS, MSCC_PHY_PAGE_CSR_CNTL); + + /* CSR registers are grouped under different Target IDs. + * 6-bit Target_ID is split between MSCC_EXT_PAGE_CSR_CNTL_20 and + * MSCC_EXT_PAGE_CSR_CNTL_19 registers. + * Target_ID[5:2] maps to bits[3:0] of MSCC_EXT_PAGE_CSR_CNTL_20 + * and Target_ID[1:0] maps to bits[13:12] of MSCC_EXT_PAGE_CSR_CNTL_19. + */ + + /* Setup the Target ID */ + phy_base_write(phydev, MSCC_EXT_PAGE_CSR_CNTL_20, + MSCC_PHY_CSR_CNTL_20_TARGET(target >> 2)); + + if ((target >> 2 == 0x1) || (target >> 2 == 0x3)) + /* non-MACsec access */ + target &= 0x3; + else + target = 0; + + /* Trigger CSR Action - Read into the CSR's */ + phy_base_write(phydev, MSCC_EXT_PAGE_CSR_CNTL_19, + MSCC_PHY_CSR_CNTL_19_CMD | MSCC_PHY_CSR_CNTL_19_READ | + MSCC_PHY_CSR_CNTL_19_REG_ADDR(reg) | + MSCC_PHY_CSR_CNTL_19_TARGET(target)); + + /* Wait for register access*/ + deadline = jiffies + msecs_to_jiffies(PROC_CMD_NCOMPLETED_TIMEOUT_MS); + do { + usleep_range(500, 1000); + val = phy_base_read(phydev, MSCC_EXT_PAGE_CSR_CNTL_19); + } while (time_before(jiffies, deadline) && + !(val & MSCC_PHY_CSR_CNTL_19_CMD)); + + if (!(val & MSCC_PHY_CSR_CNTL_19_CMD)) + return 0xffffffff; + + /* Read the Least Significant Word (LSW) (17) */ + val_l = phy_base_read(phydev, MSCC_EXT_PAGE_CSR_CNTL_17); + + /* Read the Most Significant Word (MSW) (18) */ + val_h = phy_base_read(phydev, MSCC_EXT_PAGE_CSR_CNTL_18); + + phy_base_write(phydev, MSCC_EXT_PAGE_ACCESS, + MSCC_PHY_PAGE_STANDARD); + + return (val_h << 16) | val_l; +} + +static int vsc85xx_csr_write(struct phy_device *phydev, + enum csr_target target, u32 reg, u32 val) +{ + unsigned long deadline; + + phy_base_write(phydev, MSCC_EXT_PAGE_ACCESS, MSCC_PHY_PAGE_CSR_CNTL); + + /* CSR registers are grouped under different Target IDs. + * 6-bit Target_ID is split between MSCC_EXT_PAGE_CSR_CNTL_20 and + * MSCC_EXT_PAGE_CSR_CNTL_19 registers. + * Target_ID[5:2] maps to bits[3:0] of MSCC_EXT_PAGE_CSR_CNTL_20 + * and Target_ID[1:0] maps to bits[13:12] of MSCC_EXT_PAGE_CSR_CNTL_19. + */ + + /* Setup the Target ID */ + phy_base_write(phydev, MSCC_EXT_PAGE_CSR_CNTL_20, + MSCC_PHY_CSR_CNTL_20_TARGET(target >> 2)); + + /* Write the Least Significant Word (LSW) (17) */ + phy_base_write(phydev, MSCC_EXT_PAGE_CSR_CNTL_17, (u16)val); + + /* Write the Most Significant Word (MSW) (18) */ + phy_base_write(phydev, MSCC_EXT_PAGE_CSR_CNTL_18, (u16)(val >> 16)); + + if ((target >> 2 == 0x1) || (target >> 2 == 0x3)) + /* non-MACsec access */ + target &= 0x3; + else + target = 0; + + /* Trigger CSR Action - Write into the CSR's */ + phy_base_write(phydev, MSCC_EXT_PAGE_CSR_CNTL_19, + MSCC_PHY_CSR_CNTL_19_CMD | + MSCC_PHY_CSR_CNTL_19_REG_ADDR(reg) | + MSCC_PHY_CSR_CNTL_19_TARGET(target)); + + /* Wait for register access */ + deadline = jiffies + msecs_to_jiffies(PROC_CMD_NCOMPLETED_TIMEOUT_MS); + do { + usleep_range(500, 1000); + val = phy_base_read(phydev, MSCC_EXT_PAGE_CSR_CNTL_19); + } while (time_before(jiffies, deadline) && + !(val & MSCC_PHY_CSR_CNTL_19_CMD)); + + if (!(val & MSCC_PHY_CSR_CNTL_19_CMD)) + return -ETIMEDOUT; + + phy_base_write(phydev, MSCC_EXT_PAGE_ACCESS, + MSCC_PHY_PAGE_STANDARD); + + return 0; +} + /* bus->mdio_lock should be locked when using this function */ static void vsc8584_csr_write(struct phy_device *phydev, u16 addr, u32 val) { @@ -1131,6 +1238,92 @@ out: return ret; } +/* Access LCPLL Cfg_2 */ +static void vsc8584_pll5g_cfg2_wr(struct phy_device *phydev, + bool disable_fsm) +{ + u32 rd_dat; + + rd_dat = vsc85xx_csr_read(phydev, MACRO_CTRL, PHY_S6G_PLL5G_CFG2); + rd_dat &= ~BIT(PHY_S6G_CFG2_FSM_DIS); + rd_dat |= (disable_fsm << PHY_S6G_CFG2_FSM_DIS); + vsc85xx_csr_write(phydev, MACRO_CTRL, PHY_S6G_PLL5G_CFG2, rd_dat); +} + +/* trigger a read to the spcified MCB */ +static int vsc8584_mcb_rd_trig(struct phy_device *phydev, + u32 mcb_reg_addr, u8 mcb_slave_num) +{ + u32 rd_dat = 0; + + /* read MCB */ + vsc85xx_csr_write(phydev, MACRO_CTRL, mcb_reg_addr, + (0x40000000 | (1L << mcb_slave_num))); + + return read_poll_timeout(vsc85xx_csr_read, rd_dat, + !(rd_dat & 0x40000000), + 4000, 200000, 0, + phydev, MACRO_CTRL, mcb_reg_addr); +} + +/* trigger a write to the spcified MCB */ +static int vsc8584_mcb_wr_trig(struct phy_device *phydev, + u32 mcb_reg_addr, + u8 mcb_slave_num) +{ + u32 rd_dat = 0; + + /* write back MCB */ + vsc85xx_csr_write(phydev, MACRO_CTRL, mcb_reg_addr, + (0x80000000 | (1L << mcb_slave_num))); + + return read_poll_timeout(vsc85xx_csr_read, rd_dat, + !(rd_dat & 0x80000000), + 4000, 200000, 0, + phydev, MACRO_CTRL, mcb_reg_addr); +} + +/* Sequence to Reset LCPLL for the VIPER and ELISE PHY */ +static int vsc8584_pll5g_reset(struct phy_device *phydev) +{ + bool dis_fsm; + int ret = 0; + + ret = vsc8584_mcb_rd_trig(phydev, 0x11, 0); + if (ret < 0) + goto done; + dis_fsm = 1; + + /* Reset LCPLL */ + vsc8584_pll5g_cfg2_wr(phydev, dis_fsm); + + /* write back LCPLL MCB */ + ret = vsc8584_mcb_wr_trig(phydev, 0x11, 0); + if (ret < 0) + goto done; + + /* 10 mSec sleep while LCPLL is hold in reset */ + usleep_range(10000, 20000); + + /* read LCPLL MCB into CSRs */ + ret = vsc8584_mcb_rd_trig(phydev, 0x11, 0); + if (ret < 0) + goto done; + dis_fsm = 0; + + /* Release the Reset of LCPLL */ + vsc8584_pll5g_cfg2_wr(phydev, dis_fsm); + + /* write back LCPLL MCB */ + ret = vsc8584_mcb_wr_trig(phydev, 0x11, 0); + if (ret < 0) + goto done; + + usleep_range(110000, 200000); +done: + return ret; +} + /* bus->mdio_lock should be locked when using this function */ static int vsc8584_config_pre_init(struct phy_device *phydev) { @@ -1579,8 +1772,16 @@ static int vsc8514_config_pre_init(struct phy_device *phydev) {0x16b2, 0x00007000}, {0x16b4, 0x00000814}, }; + struct device *dev = &phydev->mdio.dev; unsigned int i; u16 reg; + int ret; + + ret = vsc8584_pll5g_reset(phydev); + if (ret < 0) { + dev_err(dev, "failed LCPLL reset, ret: %d\n", ret); + return ret; + } phy_base_write(phydev, MSCC_EXT_PAGE_ACCESS, MSCC_PHY_PAGE_STANDARD); @@ -1615,101 +1816,6 @@ static int vsc8514_config_pre_init(struct phy_device *phydev) return 0; } -static u32 vsc85xx_csr_ctrl_phy_read(struct phy_device *phydev, - u32 target, u32 reg) -{ - unsigned long deadline; - u32 val, val_l, val_h; - - phy_base_write(phydev, MSCC_EXT_PAGE_ACCESS, MSCC_PHY_PAGE_CSR_CNTL); - - /* CSR registers are grouped under different Target IDs. - * 6-bit Target_ID is split between MSCC_EXT_PAGE_CSR_CNTL_20 and - * MSCC_EXT_PAGE_CSR_CNTL_19 registers. - * Target_ID[5:2] maps to bits[3:0] of MSCC_EXT_PAGE_CSR_CNTL_20 - * and Target_ID[1:0] maps to bits[13:12] of MSCC_EXT_PAGE_CSR_CNTL_19. - */ - - /* Setup the Target ID */ - phy_base_write(phydev, MSCC_EXT_PAGE_CSR_CNTL_20, - MSCC_PHY_CSR_CNTL_20_TARGET(target >> 2)); - - /* Trigger CSR Action - Read into the CSR's */ - phy_base_write(phydev, MSCC_EXT_PAGE_CSR_CNTL_19, - MSCC_PHY_CSR_CNTL_19_CMD | MSCC_PHY_CSR_CNTL_19_READ | - MSCC_PHY_CSR_CNTL_19_REG_ADDR(reg) | - MSCC_PHY_CSR_CNTL_19_TARGET(target & 0x3)); - - /* Wait for register access*/ - deadline = jiffies + msecs_to_jiffies(PROC_CMD_NCOMPLETED_TIMEOUT_MS); - do { - usleep_range(500, 1000); - val = phy_base_read(phydev, MSCC_EXT_PAGE_CSR_CNTL_19); - } while (time_before(jiffies, deadline) && - !(val & MSCC_PHY_CSR_CNTL_19_CMD)); - - if (!(val & MSCC_PHY_CSR_CNTL_19_CMD)) - return 0xffffffff; - - /* Read the Least Significant Word (LSW) (17) */ - val_l = phy_base_read(phydev, MSCC_EXT_PAGE_CSR_CNTL_17); - - /* Read the Most Significant Word (MSW) (18) */ - val_h = phy_base_read(phydev, MSCC_EXT_PAGE_CSR_CNTL_18); - - phy_base_write(phydev, MSCC_EXT_PAGE_ACCESS, - MSCC_PHY_PAGE_STANDARD); - - return (val_h << 16) | val_l; -} - -static int vsc85xx_csr_ctrl_phy_write(struct phy_device *phydev, - u32 target, u32 reg, u32 val) -{ - unsigned long deadline; - - phy_base_write(phydev, MSCC_EXT_PAGE_ACCESS, MSCC_PHY_PAGE_CSR_CNTL); - - /* CSR registers are grouped under different Target IDs. - * 6-bit Target_ID is split between MSCC_EXT_PAGE_CSR_CNTL_20 and - * MSCC_EXT_PAGE_CSR_CNTL_19 registers. - * Target_ID[5:2] maps to bits[3:0] of MSCC_EXT_PAGE_CSR_CNTL_20 - * and Target_ID[1:0] maps to bits[13:12] of MSCC_EXT_PAGE_CSR_CNTL_19. - */ - - /* Setup the Target ID */ - phy_base_write(phydev, MSCC_EXT_PAGE_CSR_CNTL_20, - MSCC_PHY_CSR_CNTL_20_TARGET(target >> 2)); - - /* Write the Least Significant Word (LSW) (17) */ - phy_base_write(phydev, MSCC_EXT_PAGE_CSR_CNTL_17, (u16)val); - - /* Write the Most Significant Word (MSW) (18) */ - phy_base_write(phydev, MSCC_EXT_PAGE_CSR_CNTL_18, (u16)(val >> 16)); - - /* Trigger CSR Action - Write into the CSR's */ - phy_base_write(phydev, MSCC_EXT_PAGE_CSR_CNTL_19, - MSCC_PHY_CSR_CNTL_19_CMD | - MSCC_PHY_CSR_CNTL_19_REG_ADDR(reg) | - MSCC_PHY_CSR_CNTL_19_TARGET(target & 0x3)); - - /* Wait for register access */ - deadline = jiffies + msecs_to_jiffies(PROC_CMD_NCOMPLETED_TIMEOUT_MS); - do { - usleep_range(500, 1000); - val = phy_base_read(phydev, MSCC_EXT_PAGE_CSR_CNTL_19); - } while (time_before(jiffies, deadline) && - !(val & MSCC_PHY_CSR_CNTL_19_CMD)); - - if (!(val & MSCC_PHY_CSR_CNTL_19_CMD)) - return -ETIMEDOUT; - - phy_base_write(phydev, MSCC_EXT_PAGE_ACCESS, - MSCC_PHY_PAGE_STANDARD); - - return 0; -} - static int __phy_write_mcb_s6g(struct phy_device *phydev, u32 reg, u8 mcb, u32 op) { @@ -1717,15 +1823,15 @@ static int __phy_write_mcb_s6g(struct phy_device *phydev, u32 reg, u8 mcb, u32 val; int ret; - ret = vsc85xx_csr_ctrl_phy_write(phydev, PHY_MCB_TARGET, reg, - op | (1 << mcb)); + ret = vsc85xx_csr_write(phydev, PHY_MCB_TARGET, reg, + op | (1 << mcb)); if (ret) return -EINVAL; deadline = jiffies + msecs_to_jiffies(PROC_CMD_NCOMPLETED_TIMEOUT_MS); do { usleep_range(500, 1000); - val = vsc85xx_csr_ctrl_phy_read(phydev, PHY_MCB_TARGET, reg); + val = vsc85xx_csr_read(phydev, PHY_MCB_TARGET, reg); if (val == 0xffffffff) return -EIO; @@ -1806,41 +1912,41 @@ static int vsc8514_config_init(struct phy_device *phydev) /* lcpll mcb */ phy_update_mcb_s6g(phydev, PHY_S6G_LCPLL_CFG, 0); /* pll5gcfg0 */ - ret = vsc85xx_csr_ctrl_phy_write(phydev, PHY_MCB_TARGET, - PHY_S6G_PLL5G_CFG0, 0x7036f145); + ret = vsc85xx_csr_write(phydev, PHY_MCB_TARGET, + PHY_S6G_PLL5G_CFG0, 0x7036f145); if (ret) goto err; phy_commit_mcb_s6g(phydev, PHY_S6G_LCPLL_CFG, 0); /* pllcfg */ - ret = vsc85xx_csr_ctrl_phy_write(phydev, PHY_MCB_TARGET, - PHY_S6G_PLL_CFG, - (3 << PHY_S6G_PLL_ENA_OFFS_POS) | - (120 << PHY_S6G_PLL_FSM_CTRL_DATA_POS) - | (0 << PHY_S6G_PLL_FSM_ENA_POS)); + ret = vsc85xx_csr_write(phydev, PHY_MCB_TARGET, + PHY_S6G_PLL_CFG, + (3 << PHY_S6G_PLL_ENA_OFFS_POS) | + (120 << PHY_S6G_PLL_FSM_CTRL_DATA_POS) + | (0 << PHY_S6G_PLL_FSM_ENA_POS)); if (ret) goto err; /* commoncfg */ - ret = vsc85xx_csr_ctrl_phy_write(phydev, PHY_MCB_TARGET, - PHY_S6G_COMMON_CFG, - (0 << PHY_S6G_SYS_RST_POS) | - (0 << PHY_S6G_ENA_LANE_POS) | - (0 << PHY_S6G_ENA_LOOP_POS) | - (0 << PHY_S6G_QRATE_POS) | - (3 << PHY_S6G_IF_MODE_POS)); + ret = vsc85xx_csr_write(phydev, PHY_MCB_TARGET, + PHY_S6G_COMMON_CFG, + (0 << PHY_S6G_SYS_RST_POS) | + (0 << PHY_S6G_ENA_LANE_POS) | + (0 << PHY_S6G_ENA_LOOP_POS) | + (0 << PHY_S6G_QRATE_POS) | + (3 << PHY_S6G_IF_MODE_POS)); if (ret) goto err; /* misccfg */ - ret = vsc85xx_csr_ctrl_phy_write(phydev, PHY_MCB_TARGET, - PHY_S6G_MISC_CFG, 1); + ret = vsc85xx_csr_write(phydev, PHY_MCB_TARGET, + PHY_S6G_MISC_CFG, 1); if (ret) goto err; /* gpcfg */ - ret = vsc85xx_csr_ctrl_phy_write(phydev, PHY_MCB_TARGET, - PHY_S6G_GPC_CFG, 768); + ret = vsc85xx_csr_write(phydev, PHY_MCB_TARGET, + PHY_S6G_GPC_CFG, 768); if (ret) goto err; @@ -1851,8 +1957,8 @@ static int vsc8514_config_init(struct phy_device *phydev) usleep_range(500, 1000); phy_update_mcb_s6g(phydev, PHY_MCB_S6G_CFG, 0); /* read 6G MCB into CSRs */ - reg = vsc85xx_csr_ctrl_phy_read(phydev, PHY_MCB_TARGET, - PHY_S6G_PLL_STATUS); + reg = vsc85xx_csr_read(phydev, PHY_MCB_TARGET, + PHY_S6G_PLL_STATUS); if (reg == 0xffffffff) { phy_unlock_mdio_bus(phydev); return -EIO; @@ -1866,8 +1972,8 @@ static int vsc8514_config_init(struct phy_device *phydev) } /* misccfg */ - ret = vsc85xx_csr_ctrl_phy_write(phydev, PHY_MCB_TARGET, - PHY_S6G_MISC_CFG, 0); + ret = vsc85xx_csr_write(phydev, PHY_MCB_TARGET, + PHY_S6G_MISC_CFG, 0); if (ret) goto err; @@ -1878,8 +1984,8 @@ static int vsc8514_config_init(struct phy_device *phydev) usleep_range(500, 1000); phy_update_mcb_s6g(phydev, PHY_MCB_S6G_CFG, 0); /* read 6G MCB into CSRs */ - reg = vsc85xx_csr_ctrl_phy_read(phydev, PHY_MCB_TARGET, - PHY_S6G_IB_STATUS0); + reg = vsc85xx_csr_read(phydev, PHY_MCB_TARGET, + PHY_S6G_IB_STATUS0); if (reg == 0xffffffff) { phy_unlock_mdio_bus(phydev); return -EIO; diff --git a/drivers/net/phy/phy.c b/drivers/net/phy/phy.c index 35525a671400..49e96ca585ff 100644 --- a/drivers/net/phy/phy.c +++ b/drivers/net/phy/phy.c @@ -293,14 +293,16 @@ int phy_ethtool_ksettings_set(struct phy_device *phydev, phydev->autoneg = autoneg; - phydev->speed = speed; + if (autoneg == AUTONEG_DISABLE) { + phydev->speed = speed; + phydev->duplex = duplex; + } linkmode_copy(phydev->advertising, advertising); linkmode_mod_bit(ETHTOOL_LINK_MODE_Autoneg_BIT, phydev->advertising, autoneg == AUTONEG_ENABLE); - phydev->duplex = duplex; phydev->master_slave_set = cmd->base.master_slave_cfg; phydev->mdix_ctrl = cmd->base.eth_tp_mdix_ctrl; diff --git a/drivers/net/phy/phy_device.c b/drivers/net/phy/phy_device.c index 5dab6be6fc38..2d4eed2d61ce 100644 --- a/drivers/net/phy/phy_device.c +++ b/drivers/net/phy/phy_device.c @@ -230,7 +230,6 @@ static struct phy_driver genphy_driver; static LIST_HEAD(phy_fixup_list); static DEFINE_MUTEX(phy_fixup_lock); -#ifdef CONFIG_PM static bool mdio_bus_phy_may_suspend(struct phy_device *phydev) { struct device_driver *drv = phydev->mdio.dev.driver; @@ -270,7 +269,7 @@ out: return !phydev->suspended; } -static int mdio_bus_phy_suspend(struct device *dev) +static __maybe_unused int mdio_bus_phy_suspend(struct device *dev) { struct phy_device *phydev = to_phy_device(dev); @@ -290,7 +289,7 @@ static int mdio_bus_phy_suspend(struct device *dev) return phy_suspend(phydev); } -static int mdio_bus_phy_resume(struct device *dev) +static __maybe_unused int mdio_bus_phy_resume(struct device *dev) { struct phy_device *phydev = to_phy_device(dev); int ret; @@ -300,10 +299,13 @@ static int mdio_bus_phy_resume(struct device *dev) phydev->suspended_by_mdio_bus = 0; - ret = phy_resume(phydev); + ret = phy_init_hw(phydev); if (ret < 0) return ret; + ret = phy_resume(phydev); + if (ret < 0) + return ret; no_resume: if (phydev->attached_dev && phydev->adjust_link) phy_start_machine(phydev); @@ -311,40 +313,8 @@ no_resume: return 0; } -static int mdio_bus_phy_restore(struct device *dev) -{ - struct phy_device *phydev = to_phy_device(dev); - struct net_device *netdev = phydev->attached_dev; - int ret; - - if (!netdev) - return 0; - - ret = phy_init_hw(phydev); - if (ret < 0) - return ret; - - if (phydev->attached_dev && phydev->adjust_link) - phy_start_machine(phydev); - - return 0; -} - -static const struct dev_pm_ops mdio_bus_phy_pm_ops = { - .suspend = mdio_bus_phy_suspend, - .resume = mdio_bus_phy_resume, - .freeze = mdio_bus_phy_suspend, - .thaw = mdio_bus_phy_resume, - .restore = mdio_bus_phy_restore, -}; - -#define MDIO_BUS_PHY_PM_OPS (&mdio_bus_phy_pm_ops) - -#else - -#define MDIO_BUS_PHY_PM_OPS NULL - -#endif /* CONFIG_PM */ +static SIMPLE_DEV_PM_OPS(mdio_bus_phy_pm_ops, mdio_bus_phy_suspend, + mdio_bus_phy_resume); /** * phy_register_fixup - creates a new phy_fixup and adds it to the list @@ -554,7 +524,7 @@ static const struct device_type mdio_bus_phy_type = { .name = "PHY", .groups = phy_dev_groups, .release = phy_device_release, - .pm = MDIO_BUS_PHY_PM_OPS, + .pm = pm_ptr(&mdio_bus_phy_pm_ops), }; static int phy_request_driver_module(struct phy_device *dev, u32 phy_id) @@ -1143,10 +1113,19 @@ int phy_init_hw(struct phy_device *phydev) if (ret < 0) return ret; - if (phydev->drv->config_init) + if (phydev->drv->config_init) { ret = phydev->drv->config_init(phydev); + if (ret < 0) + return ret; + } - return ret; + if (phydev->drv->config_intr) { + ret = phydev->drv->config_intr(phydev); + if (ret < 0) + return ret; + } + + return 0; } EXPORT_SYMBOL(phy_init_hw); diff --git a/drivers/net/phy/sfp-bus.c b/drivers/net/phy/sfp-bus.c index 58014feedf6c..fb954e814180 100644 --- a/drivers/net/phy/sfp-bus.c +++ b/drivers/net/phy/sfp-bus.c @@ -44,6 +44,17 @@ static void sfp_quirk_2500basex(const struct sfp_eeprom_id *id, phylink_set(modes, 2500baseX_Full); } +static void sfp_quirk_ubnt_uf_instant(const struct sfp_eeprom_id *id, + unsigned long *modes) +{ + /* Ubiquiti U-Fiber Instant module claims that support all transceiver + * types including 10G Ethernet which is not truth. So clear all claimed + * modes and set only one mode which module supports: 1000baseX_Full. + */ + phylink_zero(modes); + phylink_set(modes, 1000baseX_Full); +} + static const struct sfp_quirk sfp_quirks[] = { { // Alcatel Lucent G-010S-P can operate at 2500base-X, but @@ -63,6 +74,10 @@ static const struct sfp_quirk sfp_quirks[] = { .vendor = "HUAWEI", .part = "MA5671A", .modes = sfp_quirk_2500basex, + }, { + .vendor = "UBNT", + .part = "UF-INSTANT", + .modes = sfp_quirk_ubnt_uf_instant, }, }; diff --git a/drivers/net/phy/sfp.c b/drivers/net/phy/sfp.c index 34aa196b7465..7a680b5177f5 100644 --- a/drivers/net/phy/sfp.c +++ b/drivers/net/phy/sfp.c @@ -219,6 +219,7 @@ struct sfp { struct sfp_bus *sfp_bus; struct phy_device *mod_phy; const struct sff_data *type; + size_t i2c_block_size; u32 max_power_mW; unsigned int (*get_state)(struct sfp *); @@ -272,8 +273,21 @@ static const struct sff_data sff_data = { static bool sfp_module_supported(const struct sfp_eeprom_id *id) { - return id->base.phys_id == SFF8024_ID_SFP && - id->base.phys_ext_id == SFP_PHYS_EXT_ID_SFP; + if (id->base.phys_id == SFF8024_ID_SFP && + id->base.phys_ext_id == SFP_PHYS_EXT_ID_SFP) + return true; + + /* SFP GPON module Ubiquiti U-Fiber Instant has in its EEPROM stored + * phys id SFF instead of SFP. Therefore mark this module explicitly + * as supported based on vendor name and pn match. + */ + if (id->base.phys_id == SFF8024_ID_SFF_8472 && + id->base.phys_ext_id == SFP_PHYS_EXT_ID_SFP && + !memcmp(id->base.vendor_name, "UBNT ", 16) && + !memcmp(id->base.vendor_pn, "UF-INSTANT ", 16)) + return true; + + return false; } static const struct sff_data sfp_data = { @@ -336,6 +350,7 @@ static int sfp_i2c_read(struct sfp *sfp, bool a2, u8 dev_addr, void *buf, { struct i2c_msg msgs[2]; u8 bus_addr = a2 ? 0x51 : 0x50; + size_t block_size = sfp->i2c_block_size; size_t this_len; int ret; @@ -350,8 +365,8 @@ static int sfp_i2c_read(struct sfp *sfp, bool a2, u8 dev_addr, void *buf, while (len) { this_len = len; - if (this_len > 16) - this_len = 16; + if (this_len > block_size) + this_len = block_size; msgs[1].len = this_len; @@ -1272,6 +1287,20 @@ static void sfp_hwmon_probe(struct work_struct *work) struct sfp *sfp = container_of(work, struct sfp, hwmon_probe.work); int err, i; + /* hwmon interface needs to access 16bit registers in atomic way to + * guarantee coherency of the diagnostic monitoring data. If it is not + * possible to guarantee coherency because EEPROM is broken in such way + * that does not support atomic 16bit read operation then we have to + * skip registration of hwmon device. + */ + if (sfp->i2c_block_size < 2) { + dev_info(sfp->dev, + "skipping hwmon device registration due to broken EEPROM\n"); + dev_info(sfp->dev, + "diagnostic EEPROM area cannot be read atomically to guarantee data coherency\n"); + return; + } + err = sfp_read(sfp, true, 0, &sfp->diag, sizeof(sfp->diag)); if (err < 0) { if (sfp->hwmon_tries--) { @@ -1632,6 +1661,32 @@ static int sfp_sm_mod_hpower(struct sfp *sfp, bool enable) return 0; } +/* GPON modules based on Realtek RTL8672 and RTL9601C chips (e.g. V-SOL + * V2801F, CarlitoxxPro CPGOS03-0490, Ubiquiti U-Fiber Instant, ...) do + * not support multibyte reads from the EEPROM. Each multi-byte read + * operation returns just one byte of EEPROM followed by zeros. There is + * no way to identify which modules are using Realtek RTL8672 and RTL9601C + * chips. Moreover every OEM of V-SOL V2801F module puts its own vendor + * name and vendor id into EEPROM, so there is even no way to detect if + * module is V-SOL V2801F. Therefore check for those zeros in the read + * data and then based on check switch to reading EEPROM to one byte + * at a time. + */ +static bool sfp_id_needs_byte_io(struct sfp *sfp, void *buf, size_t len) +{ + size_t i, block_size = sfp->i2c_block_size; + + /* Already using byte IO */ + if (block_size == 1) + return false; + + for (i = 1; i < len; i += block_size) { + if (memchr_inv(buf + i, '\0', min(block_size - 1, len - i))) + return false; + } + return true; +} + static int sfp_cotsworks_fixup_check(struct sfp *sfp, struct sfp_eeprom_id *id) { u8 check; @@ -1673,18 +1728,51 @@ static int sfp_sm_mod_probe(struct sfp *sfp, bool report) u8 check; int ret; - ret = sfp_read(sfp, false, 0, &id, sizeof(id)); + /* Some SFP modules and also some Linux I2C drivers do not like reads + * longer than 16 bytes, so read the EEPROM in chunks of 16 bytes at + * a time. + */ + sfp->i2c_block_size = 16; + + ret = sfp_read(sfp, false, 0, &id.base, sizeof(id.base)); if (ret < 0) { if (report) dev_err(sfp->dev, "failed to read EEPROM: %d\n", ret); return -EAGAIN; } - if (ret != sizeof(id)) { + if (ret != sizeof(id.base)) { dev_err(sfp->dev, "EEPROM short read: %d\n", ret); return -EAGAIN; } + /* Some SFP modules (e.g. Nokia 3FE46541AA) lock up if read from + * address 0x51 is just one byte at a time. Also SFF-8472 requires + * that EEPROM supports atomic 16bit read operation for diagnostic + * fields, so do not switch to one byte reading at a time unless it + * is really required and we have no other option. + */ + if (sfp_id_needs_byte_io(sfp, &id.base, sizeof(id.base))) { + dev_info(sfp->dev, + "Detected broken RTL8672/RTL9601C emulated EEPROM\n"); + dev_info(sfp->dev, + "Switching to reading EEPROM to one byte at a time\n"); + sfp->i2c_block_size = 1; + + ret = sfp_read(sfp, false, 0, &id.base, sizeof(id.base)); + if (ret < 0) { + if (report) + dev_err(sfp->dev, "failed to read EEPROM: %d\n", + ret); + return -EAGAIN; + } + + if (ret != sizeof(id.base)) { + dev_err(sfp->dev, "EEPROM short read: %d\n", ret); + return -EAGAIN; + } + } + /* Cotsworks do not seem to update the checksums when they * do the final programming with the final module part number, * serial number and date code. @@ -1719,6 +1807,18 @@ static int sfp_sm_mod_probe(struct sfp *sfp, bool report) } } + ret = sfp_read(sfp, false, SFP_CC_BASE + 1, &id.ext, sizeof(id.ext)); + if (ret < 0) { + if (report) + dev_err(sfp->dev, "failed to read EEPROM: %d\n", ret); + return -EAGAIN; + } + + if (ret != sizeof(id.ext)) { + dev_err(sfp->dev, "EEPROM short read: %d\n", ret); + return -EAGAIN; + } + check = sfp_check(&id.ext, sizeof(id.ext) - 1); if (check != id.ext.cc_ext) { if (cotsworks) { diff --git a/drivers/net/ppp/ppp_async.c b/drivers/net/ppp/ppp_async.c index 29a0917a81e6..f14a9d190de9 100644 --- a/drivers/net/ppp/ppp_async.c +++ b/drivers/net/ppp/ppp_async.c @@ -259,7 +259,8 @@ static int ppp_asynctty_hangup(struct tty_struct *tty) */ static ssize_t ppp_asynctty_read(struct tty_struct *tty, struct file *file, - unsigned char __user *buf, size_t count) + unsigned char *buf, size_t count, + void **cookie, unsigned long offset) { return -EAGAIN; } diff --git a/drivers/net/ppp/ppp_synctty.c b/drivers/net/ppp/ppp_synctty.c index 0f338752c38b..f774b7e52da4 100644 --- a/drivers/net/ppp/ppp_synctty.c +++ b/drivers/net/ppp/ppp_synctty.c @@ -257,7 +257,8 @@ static int ppp_sync_hangup(struct tty_struct *tty) */ static ssize_t ppp_sync_read(struct tty_struct *tty, struct file *file, - unsigned char __user *buf, size_t count) + unsigned char *buf, size_t count, + void **cookie, unsigned long offset) { return -EAGAIN; } diff --git a/drivers/net/tap.c b/drivers/net/tap.c index 1f4bdd94407a..f549d3a8e59c 100644 --- a/drivers/net/tap.c +++ b/drivers/net/tap.c @@ -1093,10 +1093,9 @@ static long tap_ioctl(struct file *file, unsigned int cmd, return -ENOLINK; } ret = 0; - u = tap->dev->type; + dev_get_mac_address(&sa, dev_net(tap->dev), tap->dev->name); if (copy_to_user(&ifr->ifr_name, tap->dev->name, IFNAMSIZ) || - copy_to_user(&ifr->ifr_hwaddr.sa_data, tap->dev->dev_addr, ETH_ALEN) || - put_user(u, &ifr->ifr_hwaddr.sa_family)) + copy_to_user(&ifr->ifr_hwaddr, &sa, sizeof(sa))) ret = -EFAULT; tap_put_tap_dev(tap); rtnl_unlock(); @@ -1111,7 +1110,7 @@ static long tap_ioctl(struct file *file, unsigned int cmd, rtnl_unlock(); return -ENOLINK; } - ret = dev_set_mac_address(tap->dev, &sa, NULL); + ret = dev_set_mac_address_user(tap->dev, &sa, NULL); tap_put_tap_dev(tap); rtnl_unlock(); return ret; diff --git a/drivers/net/tun.c b/drivers/net/tun.c index 1ac80756e5af..accde25a66a0 100644 --- a/drivers/net/tun.c +++ b/drivers/net/tun.c @@ -3157,15 +3157,14 @@ static long __tun_chr_ioctl(struct file *file, unsigned int cmd, case SIOCGIFHWADDR: /* Get hw address */ - memcpy(ifr.ifr_hwaddr.sa_data, tun->dev->dev_addr, ETH_ALEN); - ifr.ifr_hwaddr.sa_family = tun->dev->type; + dev_get_mac_address(&ifr.ifr_hwaddr, net, tun->dev->name); if (copy_to_user(argp, &ifr, ifreq_len)) ret = -EFAULT; break; case SIOCSIFHWADDR: /* Set hw address */ - ret = dev_set_mac_address(tun->dev, &ifr.ifr_hwaddr, NULL); + ret = dev_set_mac_address_user(tun->dev, &ifr.ifr_hwaddr, NULL); break; case TUNGETSNDBUF: diff --git a/drivers/net/usb/qmi_wwan.c b/drivers/net/usb/qmi_wwan.c index b223536e07be..6e033ba71703 100644 --- a/drivers/net/usb/qmi_wwan.c +++ b/drivers/net/usb/qmi_wwan.c @@ -419,13 +419,6 @@ static ssize_t add_mux_store(struct device *d, struct device_attribute *attr, c goto err; } - /* we don't want to modify a running netdev */ - if (netif_running(dev->net)) { - netdev_err(dev->net, "Cannot change a running device\n"); - ret = -EBUSY; - goto err; - } - ret = qmimux_register_device(dev->net, mux_id); if (!ret) { info->flags |= QMI_WWAN_FLAG_MUX; @@ -455,13 +448,6 @@ static ssize_t del_mux_store(struct device *d, struct device_attribute *attr, c if (!rtnl_trylock()) return restart_syscall(); - /* we don't want to modify a running netdev */ - if (netif_running(dev->net)) { - netdev_err(dev->net, "Cannot change a running device\n"); - ret = -EBUSY; - goto err; - } - del_dev = qmimux_find_dev(dev, mux_id); if (!del_dev) { netdev_err(dev->net, "mux_id not present\n"); @@ -1258,6 +1244,7 @@ static const struct usb_device_id products[] = { {QMI_FIXED_INTF(0x19d2, 0x1255, 4)}, {QMI_FIXED_INTF(0x19d2, 0x1256, 4)}, {QMI_FIXED_INTF(0x19d2, 0x1270, 5)}, /* ZTE MF667 */ + {QMI_FIXED_INTF(0x19d2, 0x1275, 3)}, /* ZTE P685M */ {QMI_FIXED_INTF(0x19d2, 0x1401, 2)}, {QMI_FIXED_INTF(0x19d2, 0x1402, 2)}, /* ZTE MF60 */ {QMI_FIXED_INTF(0x19d2, 0x1424, 2)}, diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c index 977f77e2c2ce..50cb8f045a1e 100644 --- a/drivers/net/vxlan.c +++ b/drivers/net/vxlan.c @@ -4721,7 +4721,6 @@ static void vxlan_destroy_tunnels(struct net *net, struct list_head *head) struct vxlan_net *vn = net_generic(net, vxlan_net_id); struct vxlan_dev *vxlan, *next; struct net_device *dev, *aux; - unsigned int h; for_each_netdev_safe(net, dev, aux) if (dev->rtnl_link_ops == &vxlan_link_ops) @@ -4735,14 +4734,13 @@ static void vxlan_destroy_tunnels(struct net *net, struct list_head *head) unregister_netdevice_queue(vxlan->dev, head); } - for (h = 0; h < PORT_HASH_SIZE; ++h) - WARN_ON_ONCE(!hlist_empty(&vn->sock_list[h])); } static void __net_exit vxlan_exit_batch_net(struct list_head *net_list) { struct net *net; LIST_HEAD(list); + unsigned int h; rtnl_lock(); list_for_each_entry(net, net_list, exit_list) @@ -4752,6 +4750,13 @@ static void __net_exit vxlan_exit_batch_net(struct list_head *net_list) unregister_netdevice_many(&list); rtnl_unlock(); + + list_for_each_entry(net, net_list, exit_list) { + struct vxlan_net *vn = net_generic(net, vxlan_net_id); + + for (h = 0; h < PORT_HASH_SIZE; ++h) + WARN_ON_ONCE(!hlist_empty(&vn->sock_list[h])); + } } static struct pernet_operations vxlan_net_ops = { diff --git a/drivers/net/wan/lapbether.c b/drivers/net/wan/lapbether.c index b6be2454b8bd..605c01fb73f1 100644 --- a/drivers/net/wan/lapbether.c +++ b/drivers/net/wan/lapbether.c @@ -283,7 +283,6 @@ static int lapbeth_open(struct net_device *dev) return -ENODEV; } - netif_start_queue(dev); return 0; } @@ -291,8 +290,6 @@ static int lapbeth_close(struct net_device *dev) { int err; - netif_stop_queue(dev); - if ((err = lapb_unregister(dev)) != LAPB_OK) pr_err("lapb_unregister error: %d\n", err); diff --git a/drivers/net/wireguard/device.c b/drivers/net/wireguard/device.c index c9f65e96ccb0..e01ab0742738 100644 --- a/drivers/net/wireguard/device.c +++ b/drivers/net/wireguard/device.c @@ -138,7 +138,7 @@ static netdev_tx_t wg_xmit(struct sk_buff *skb, struct net_device *dev) else if (skb->protocol == htons(ETH_P_IPV6)) net_dbg_ratelimited("%s: No peer has allowed IPs matching %pI6\n", dev->name, &ipv6_hdr(skb)->daddr); - goto err; + goto err_icmp; } family = READ_ONCE(peer->endpoint.addr.sa_family); @@ -201,12 +201,13 @@ static netdev_tx_t wg_xmit(struct sk_buff *skb, struct net_device *dev) err_peer: wg_peer_put(peer); -err: - ++dev->stats.tx_errors; +err_icmp: if (skb->protocol == htons(ETH_P_IP)) icmp_ndo_send(skb, ICMP_DEST_UNREACH, ICMP_HOST_UNREACH, 0); else if (skb->protocol == htons(ETH_P_IPV6)) icmpv6_ndo_send(skb, ICMPV6_DEST_UNREACH, ICMPV6_ADDR_UNREACH, 0); +err: + ++dev->stats.tx_errors; kfree_skb(skb); return ret; } @@ -234,8 +235,8 @@ static void wg_destruct(struct net_device *dev) destroy_workqueue(wg->handshake_receive_wq); destroy_workqueue(wg->handshake_send_wq); destroy_workqueue(wg->packet_crypt_wq); - wg_packet_queue_free(&wg->decrypt_queue, true); - wg_packet_queue_free(&wg->encrypt_queue, true); + wg_packet_queue_free(&wg->decrypt_queue); + wg_packet_queue_free(&wg->encrypt_queue); rcu_barrier(); /* Wait for all the peers to be actually freed. */ wg_ratelimiter_uninit(); memzero_explicit(&wg->static_identity, sizeof(wg->static_identity)); @@ -337,12 +338,12 @@ static int wg_newlink(struct net *src_net, struct net_device *dev, goto err_destroy_handshake_send; ret = wg_packet_queue_init(&wg->encrypt_queue, wg_packet_encrypt_worker, - true, MAX_QUEUED_PACKETS); + MAX_QUEUED_PACKETS); if (ret < 0) goto err_destroy_packet_crypt; ret = wg_packet_queue_init(&wg->decrypt_queue, wg_packet_decrypt_worker, - true, MAX_QUEUED_PACKETS); + MAX_QUEUED_PACKETS); if (ret < 0) goto err_free_encrypt_queue; @@ -367,9 +368,9 @@ static int wg_newlink(struct net *src_net, struct net_device *dev, err_uninit_ratelimiter: wg_ratelimiter_uninit(); err_free_decrypt_queue: - wg_packet_queue_free(&wg->decrypt_queue, true); + wg_packet_queue_free(&wg->decrypt_queue); err_free_encrypt_queue: - wg_packet_queue_free(&wg->encrypt_queue, true); + wg_packet_queue_free(&wg->encrypt_queue); err_destroy_packet_crypt: destroy_workqueue(wg->packet_crypt_wq); err_destroy_handshake_send: diff --git a/drivers/net/wireguard/device.h b/drivers/net/wireguard/device.h index 4d0144e16947..854bc3d97150 100644 --- a/drivers/net/wireguard/device.h +++ b/drivers/net/wireguard/device.h @@ -27,13 +27,14 @@ struct multicore_worker { struct crypt_queue { struct ptr_ring ring; - union { - struct { - struct multicore_worker __percpu *worker; - int last_cpu; - }; - struct work_struct work; - }; + struct multicore_worker __percpu *worker; + int last_cpu; +}; + +struct prev_queue { + struct sk_buff *head, *tail, *peeked; + struct { struct sk_buff *next, *prev; } empty; // Match first 2 members of struct sk_buff. + atomic_t count; }; struct wg_device { diff --git a/drivers/net/wireguard/peer.c b/drivers/net/wireguard/peer.c index b3b6370e6b95..cd5cb0292cb6 100644 --- a/drivers/net/wireguard/peer.c +++ b/drivers/net/wireguard/peer.c @@ -32,27 +32,22 @@ struct wg_peer *wg_peer_create(struct wg_device *wg, peer = kzalloc(sizeof(*peer), GFP_KERNEL); if (unlikely(!peer)) return ERR_PTR(ret); - peer->device = wg; + if (dst_cache_init(&peer->endpoint_cache, GFP_KERNEL)) + goto err; + peer->device = wg; wg_noise_handshake_init(&peer->handshake, &wg->static_identity, public_key, preshared_key, peer); - if (dst_cache_init(&peer->endpoint_cache, GFP_KERNEL)) - goto err_1; - if (wg_packet_queue_init(&peer->tx_queue, wg_packet_tx_worker, false, - MAX_QUEUED_PACKETS)) - goto err_2; - if (wg_packet_queue_init(&peer->rx_queue, NULL, false, - MAX_QUEUED_PACKETS)) - goto err_3; - peer->internal_id = atomic64_inc_return(&peer_counter); peer->serial_work_cpu = nr_cpumask_bits; wg_cookie_init(&peer->latest_cookie); wg_timers_init(peer); wg_cookie_checker_precompute_peer_keys(peer); spin_lock_init(&peer->keypairs.keypair_update_lock); - INIT_WORK(&peer->transmit_handshake_work, - wg_packet_handshake_send_worker); + INIT_WORK(&peer->transmit_handshake_work, wg_packet_handshake_send_worker); + INIT_WORK(&peer->transmit_packet_work, wg_packet_tx_worker); + wg_prev_queue_init(&peer->tx_queue); + wg_prev_queue_init(&peer->rx_queue); rwlock_init(&peer->endpoint_lock); kref_init(&peer->refcount); skb_queue_head_init(&peer->staged_packet_queue); @@ -68,11 +63,7 @@ struct wg_peer *wg_peer_create(struct wg_device *wg, pr_debug("%s: Peer %llu created\n", wg->dev->name, peer->internal_id); return peer; -err_3: - wg_packet_queue_free(&peer->tx_queue, false); -err_2: - dst_cache_destroy(&peer->endpoint_cache); -err_1: +err: kfree(peer); return ERR_PTR(ret); } @@ -197,8 +188,7 @@ static void rcu_release(struct rcu_head *rcu) struct wg_peer *peer = container_of(rcu, struct wg_peer, rcu); dst_cache_destroy(&peer->endpoint_cache); - wg_packet_queue_free(&peer->rx_queue, false); - wg_packet_queue_free(&peer->tx_queue, false); + WARN_ON(wg_prev_queue_peek(&peer->tx_queue) || wg_prev_queue_peek(&peer->rx_queue)); /* The final zeroing takes care of clearing any remaining handshake key * material and other potentially sensitive information. diff --git a/drivers/net/wireguard/peer.h b/drivers/net/wireguard/peer.h index 23af40922997..0809cda08bfa 100644 --- a/drivers/net/wireguard/peer.h +++ b/drivers/net/wireguard/peer.h @@ -36,7 +36,7 @@ struct endpoint { struct wg_peer { struct wg_device *device; - struct crypt_queue tx_queue, rx_queue; + struct prev_queue tx_queue, rx_queue; struct sk_buff_head staged_packet_queue; int serial_work_cpu; struct noise_keypairs keypairs; @@ -45,7 +45,7 @@ struct wg_peer { rwlock_t endpoint_lock; struct noise_handshake handshake; atomic64_t last_sent_handshake; - struct work_struct transmit_handshake_work, clear_peer_work; + struct work_struct transmit_handshake_work, clear_peer_work, transmit_packet_work; struct cookie latest_cookie; struct hlist_node pubkey_hash; u64 rx_bytes, tx_bytes; diff --git a/drivers/net/wireguard/queueing.c b/drivers/net/wireguard/queueing.c index 71b8e80b58e1..48e7b982a307 100644 --- a/drivers/net/wireguard/queueing.c +++ b/drivers/net/wireguard/queueing.c @@ -9,8 +9,7 @@ struct multicore_worker __percpu * wg_packet_percpu_multicore_worker_alloc(work_func_t function, void *ptr) { int cpu; - struct multicore_worker __percpu *worker = - alloc_percpu(struct multicore_worker); + struct multicore_worker __percpu *worker = alloc_percpu(struct multicore_worker); if (!worker) return NULL; @@ -23,7 +22,7 @@ wg_packet_percpu_multicore_worker_alloc(work_func_t function, void *ptr) } int wg_packet_queue_init(struct crypt_queue *queue, work_func_t function, - bool multicore, unsigned int len) + unsigned int len) { int ret; @@ -31,25 +30,78 @@ int wg_packet_queue_init(struct crypt_queue *queue, work_func_t function, ret = ptr_ring_init(&queue->ring, len, GFP_KERNEL); if (ret) return ret; - if (function) { - if (multicore) { - queue->worker = wg_packet_percpu_multicore_worker_alloc( - function, queue); - if (!queue->worker) { - ptr_ring_cleanup(&queue->ring, NULL); - return -ENOMEM; - } - } else { - INIT_WORK(&queue->work, function); - } + queue->worker = wg_packet_percpu_multicore_worker_alloc(function, queue); + if (!queue->worker) { + ptr_ring_cleanup(&queue->ring, NULL); + return -ENOMEM; } return 0; } -void wg_packet_queue_free(struct crypt_queue *queue, bool multicore) +void wg_packet_queue_free(struct crypt_queue *queue) { - if (multicore) - free_percpu(queue->worker); + free_percpu(queue->worker); WARN_ON(!__ptr_ring_empty(&queue->ring)); ptr_ring_cleanup(&queue->ring, NULL); } + +#define NEXT(skb) ((skb)->prev) +#define STUB(queue) ((struct sk_buff *)&queue->empty) + +void wg_prev_queue_init(struct prev_queue *queue) +{ + NEXT(STUB(queue)) = NULL; + queue->head = queue->tail = STUB(queue); + queue->peeked = NULL; + atomic_set(&queue->count, 0); + BUILD_BUG_ON( + offsetof(struct sk_buff, next) != offsetof(struct prev_queue, empty.next) - + offsetof(struct prev_queue, empty) || + offsetof(struct sk_buff, prev) != offsetof(struct prev_queue, empty.prev) - + offsetof(struct prev_queue, empty)); +} + +static void __wg_prev_queue_enqueue(struct prev_queue *queue, struct sk_buff *skb) +{ + WRITE_ONCE(NEXT(skb), NULL); + WRITE_ONCE(NEXT(xchg_release(&queue->head, skb)), skb); +} + +bool wg_prev_queue_enqueue(struct prev_queue *queue, struct sk_buff *skb) +{ + if (!atomic_add_unless(&queue->count, 1, MAX_QUEUED_PACKETS)) + return false; + __wg_prev_queue_enqueue(queue, skb); + return true; +} + +struct sk_buff *wg_prev_queue_dequeue(struct prev_queue *queue) +{ + struct sk_buff *tail = queue->tail, *next = smp_load_acquire(&NEXT(tail)); + + if (tail == STUB(queue)) { + if (!next) + return NULL; + queue->tail = next; + tail = next; + next = smp_load_acquire(&NEXT(next)); + } + if (next) { + queue->tail = next; + atomic_dec(&queue->count); + return tail; + } + if (tail != READ_ONCE(queue->head)) + return NULL; + __wg_prev_queue_enqueue(queue, STUB(queue)); + next = smp_load_acquire(&NEXT(tail)); + if (next) { + queue->tail = next; + atomic_dec(&queue->count); + return tail; + } + return NULL; +} + +#undef NEXT +#undef STUB diff --git a/drivers/net/wireguard/queueing.h b/drivers/net/wireguard/queueing.h index dfb674e03076..4ef2944a68bc 100644 --- a/drivers/net/wireguard/queueing.h +++ b/drivers/net/wireguard/queueing.h @@ -17,12 +17,13 @@ struct wg_device; struct wg_peer; struct multicore_worker; struct crypt_queue; +struct prev_queue; struct sk_buff; /* queueing.c APIs: */ int wg_packet_queue_init(struct crypt_queue *queue, work_func_t function, - bool multicore, unsigned int len); -void wg_packet_queue_free(struct crypt_queue *queue, bool multicore); + unsigned int len); +void wg_packet_queue_free(struct crypt_queue *queue); struct multicore_worker __percpu * wg_packet_percpu_multicore_worker_alloc(work_func_t function, void *ptr); @@ -135,8 +136,31 @@ static inline int wg_cpumask_next_online(int *next) return cpu; } +void wg_prev_queue_init(struct prev_queue *queue); + +/* Multi producer */ +bool wg_prev_queue_enqueue(struct prev_queue *queue, struct sk_buff *skb); + +/* Single consumer */ +struct sk_buff *wg_prev_queue_dequeue(struct prev_queue *queue); + +/* Single consumer */ +static inline struct sk_buff *wg_prev_queue_peek(struct prev_queue *queue) +{ + if (queue->peeked) + return queue->peeked; + queue->peeked = wg_prev_queue_dequeue(queue); + return queue->peeked; +} + +/* Single consumer */ +static inline void wg_prev_queue_drop_peeked(struct prev_queue *queue) +{ + queue->peeked = NULL; +} + static inline int wg_queue_enqueue_per_device_and_peer( - struct crypt_queue *device_queue, struct crypt_queue *peer_queue, + struct crypt_queue *device_queue, struct prev_queue *peer_queue, struct sk_buff *skb, struct workqueue_struct *wq, int *next_cpu) { int cpu; @@ -145,8 +169,9 @@ static inline int wg_queue_enqueue_per_device_and_peer( /* We first queue this up for the peer ingestion, but the consumer * will wait for the state to change to CRYPTED or DEAD before. */ - if (unlikely(ptr_ring_produce_bh(&peer_queue->ring, skb))) + if (unlikely(!wg_prev_queue_enqueue(peer_queue, skb))) return -ENOSPC; + /* Then we queue it up in the device queue, which consumes the * packet as soon as it can. */ @@ -157,9 +182,7 @@ static inline int wg_queue_enqueue_per_device_and_peer( return 0; } -static inline void wg_queue_enqueue_per_peer(struct crypt_queue *queue, - struct sk_buff *skb, - enum packet_state state) +static inline void wg_queue_enqueue_per_peer_tx(struct sk_buff *skb, enum packet_state state) { /* We take a reference, because as soon as we call atomic_set, the * peer can be freed from below us. @@ -167,14 +190,12 @@ static inline void wg_queue_enqueue_per_peer(struct crypt_queue *queue, struct wg_peer *peer = wg_peer_get(PACKET_PEER(skb)); atomic_set_release(&PACKET_CB(skb)->state, state); - queue_work_on(wg_cpumask_choose_online(&peer->serial_work_cpu, - peer->internal_id), - peer->device->packet_crypt_wq, &queue->work); + queue_work_on(wg_cpumask_choose_online(&peer->serial_work_cpu, peer->internal_id), + peer->device->packet_crypt_wq, &peer->transmit_packet_work); wg_peer_put(peer); } -static inline void wg_queue_enqueue_per_peer_napi(struct sk_buff *skb, - enum packet_state state) +static inline void wg_queue_enqueue_per_peer_rx(struct sk_buff *skb, enum packet_state state) { /* We take a reference, because as soon as we call atomic_set, the * peer can be freed from below us. diff --git a/drivers/net/wireguard/receive.c b/drivers/net/wireguard/receive.c index 2c9551ea6dc7..7dc84bcca261 100644 --- a/drivers/net/wireguard/receive.c +++ b/drivers/net/wireguard/receive.c @@ -444,7 +444,6 @@ packet_processed: int wg_packet_rx_poll(struct napi_struct *napi, int budget) { struct wg_peer *peer = container_of(napi, struct wg_peer, napi); - struct crypt_queue *queue = &peer->rx_queue; struct noise_keypair *keypair; struct endpoint endpoint; enum packet_state state; @@ -455,11 +454,10 @@ int wg_packet_rx_poll(struct napi_struct *napi, int budget) if (unlikely(budget <= 0)) return 0; - while ((skb = __ptr_ring_peek(&queue->ring)) != NULL && + while ((skb = wg_prev_queue_peek(&peer->rx_queue)) != NULL && (state = atomic_read_acquire(&PACKET_CB(skb)->state)) != PACKET_STATE_UNCRYPTED) { - __ptr_ring_discard_one(&queue->ring); - peer = PACKET_PEER(skb); + wg_prev_queue_drop_peeked(&peer->rx_queue); keypair = PACKET_CB(skb)->keypair; free = true; @@ -508,7 +506,7 @@ void wg_packet_decrypt_worker(struct work_struct *work) enum packet_state state = likely(decrypt_packet(skb, PACKET_CB(skb)->keypair)) ? PACKET_STATE_CRYPTED : PACKET_STATE_DEAD; - wg_queue_enqueue_per_peer_napi(skb, state); + wg_queue_enqueue_per_peer_rx(skb, state); if (need_resched()) cond_resched(); } @@ -531,12 +529,10 @@ static void wg_packet_consume_data(struct wg_device *wg, struct sk_buff *skb) if (unlikely(READ_ONCE(peer->is_dead))) goto err; - ret = wg_queue_enqueue_per_device_and_peer(&wg->decrypt_queue, - &peer->rx_queue, skb, - wg->packet_crypt_wq, - &wg->decrypt_queue.last_cpu); + ret = wg_queue_enqueue_per_device_and_peer(&wg->decrypt_queue, &peer->rx_queue, skb, + wg->packet_crypt_wq, &wg->decrypt_queue.last_cpu); if (unlikely(ret == -EPIPE)) - wg_queue_enqueue_per_peer_napi(skb, PACKET_STATE_DEAD); + wg_queue_enqueue_per_peer_rx(skb, PACKET_STATE_DEAD); if (likely(!ret || ret == -EPIPE)) { rcu_read_unlock_bh(); return; diff --git a/drivers/net/wireguard/send.c b/drivers/net/wireguard/send.c index f74b9341ab0f..5368f7c35b4b 100644 --- a/drivers/net/wireguard/send.c +++ b/drivers/net/wireguard/send.c @@ -239,8 +239,7 @@ void wg_packet_send_keepalive(struct wg_peer *peer) wg_packet_send_staged_packets(peer); } -static void wg_packet_create_data_done(struct sk_buff *first, - struct wg_peer *peer) +static void wg_packet_create_data_done(struct wg_peer *peer, struct sk_buff *first) { struct sk_buff *skb, *next; bool is_keepalive, data_sent = false; @@ -262,22 +261,19 @@ static void wg_packet_create_data_done(struct sk_buff *first, void wg_packet_tx_worker(struct work_struct *work) { - struct crypt_queue *queue = container_of(work, struct crypt_queue, - work); + struct wg_peer *peer = container_of(work, struct wg_peer, transmit_packet_work); struct noise_keypair *keypair; enum packet_state state; struct sk_buff *first; - struct wg_peer *peer; - while ((first = __ptr_ring_peek(&queue->ring)) != NULL && + while ((first = wg_prev_queue_peek(&peer->tx_queue)) != NULL && (state = atomic_read_acquire(&PACKET_CB(first)->state)) != PACKET_STATE_UNCRYPTED) { - __ptr_ring_discard_one(&queue->ring); - peer = PACKET_PEER(first); + wg_prev_queue_drop_peeked(&peer->tx_queue); keypair = PACKET_CB(first)->keypair; if (likely(state == PACKET_STATE_CRYPTED)) - wg_packet_create_data_done(first, peer); + wg_packet_create_data_done(peer, first); else kfree_skb_list(first); @@ -306,16 +302,14 @@ void wg_packet_encrypt_worker(struct work_struct *work) break; } } - wg_queue_enqueue_per_peer(&PACKET_PEER(first)->tx_queue, first, - state); + wg_queue_enqueue_per_peer_tx(first, state); if (need_resched()) cond_resched(); } } -static void wg_packet_create_data(struct sk_buff *first) +static void wg_packet_create_data(struct wg_peer *peer, struct sk_buff *first) { - struct wg_peer *peer = PACKET_PEER(first); struct wg_device *wg = peer->device; int ret = -EINVAL; @@ -323,13 +317,10 @@ static void wg_packet_create_data(struct sk_buff *first) if (unlikely(READ_ONCE(peer->is_dead))) goto err; - ret = wg_queue_enqueue_per_device_and_peer(&wg->encrypt_queue, - &peer->tx_queue, first, - wg->packet_crypt_wq, - &wg->encrypt_queue.last_cpu); + ret = wg_queue_enqueue_per_device_and_peer(&wg->encrypt_queue, &peer->tx_queue, first, + wg->packet_crypt_wq, &wg->encrypt_queue.last_cpu); if (unlikely(ret == -EPIPE)) - wg_queue_enqueue_per_peer(&peer->tx_queue, first, - PACKET_STATE_DEAD); + wg_queue_enqueue_per_peer_tx(first, PACKET_STATE_DEAD); err: rcu_read_unlock_bh(); if (likely(!ret || ret == -EPIPE)) @@ -393,7 +384,7 @@ void wg_packet_send_staged_packets(struct wg_peer *peer) packets.prev->next = NULL; wg_peer_get(keypair->entry.peer); PACKET_CB(packets.next)->keypair = keypair; - wg_packet_create_data(packets.next); + wg_packet_create_data(peer, packets.next); return; out_invalid: diff --git a/drivers/net/wireless/ath/ath10k/mac.c b/drivers/net/wireless/ath/ath10k/mac.c index 2e3eb5bbe49c..f5c0f9bac840 100644 --- a/drivers/net/wireless/ath/ath10k/mac.c +++ b/drivers/net/wireless/ath/ath10k/mac.c @@ -3763,23 +3763,16 @@ bool ath10k_mac_tx_frm_has_freq(struct ath10k *ar) static int ath10k_mac_tx_wmi_mgmt(struct ath10k *ar, struct sk_buff *skb) { struct sk_buff_head *q = &ar->wmi_mgmt_tx_queue; - int ret = 0; - spin_lock_bh(&ar->data_lock); - - if (skb_queue_len(q) == ATH10K_MAX_NUM_MGMT_PENDING) { + if (skb_queue_len_lockless(q) >= ATH10K_MAX_NUM_MGMT_PENDING) { ath10k_warn(ar, "wmi mgmt tx queue is full\n"); - ret = -ENOSPC; - goto unlock; + return -ENOSPC; } - __skb_queue_tail(q, skb); + skb_queue_tail(q, skb); ieee80211_queue_work(ar->hw, &ar->wmi_mgmt_tx_work); -unlock: - spin_unlock_bh(&ar->data_lock); - - return ret; + return 0; } static enum ath10k_mac_tx_path @@ -9116,7 +9109,9 @@ static void ath10k_sta_statistics(struct ieee80211_hw *hw, if (!ath10k_peer_stats_enabled(ar)) return; + mutex_lock(&ar->conf_mutex); ath10k_debug_fw_stats_request(ar); + mutex_unlock(&ar->conf_mutex); sinfo->rx_duration = arsta->rx_duration; sinfo->filled |= BIT_ULL(NL80211_STA_INFO_RX_DURATION); diff --git a/drivers/net/wireless/ath/ath10k/snoc.c b/drivers/net/wireless/ath/ath10k/snoc.c index fd41f25456dc..daae470ecf5a 100644 --- a/drivers/net/wireless/ath/ath10k/snoc.c +++ b/drivers/net/wireless/ath/ath10k/snoc.c @@ -1045,12 +1045,13 @@ static int ath10k_snoc_hif_power_up(struct ath10k *ar, ret = ath10k_snoc_init_pipes(ar); if (ret) { ath10k_err(ar, "failed to initialize CE: %d\n", ret); - goto err_wlan_enable; + goto err_free_rri; } return 0; -err_wlan_enable: +err_free_rri: + ath10k_ce_free_rri(ar); ath10k_snoc_wlan_disable(ar); return ret; diff --git a/drivers/net/wireless/ath/ath10k/wmi-tlv.c b/drivers/net/wireless/ath/ath10k/wmi-tlv.c index 7b5834157fe5..e6135795719a 100644 --- a/drivers/net/wireless/ath/ath10k/wmi-tlv.c +++ b/drivers/net/wireless/ath/ath10k/wmi-tlv.c @@ -240,8 +240,10 @@ static int ath10k_wmi_tlv_parse_peer_stats_info(struct ath10k *ar, u16 tag, u16 __le32_to_cpu(stat->last_tx_rate_code), __le32_to_cpu(stat->last_tx_bitrate_kbps)); + rcu_read_lock(); sta = ieee80211_find_sta_by_ifaddr(ar->hw, stat->peer_macaddr.addr, NULL); if (!sta) { + rcu_read_unlock(); ath10k_warn(ar, "not found station for peer stats\n"); return -EINVAL; } @@ -251,6 +253,7 @@ static int ath10k_wmi_tlv_parse_peer_stats_info(struct ath10k *ar, u16 tag, u16 arsta->rx_bitrate_kbps = __le32_to_cpu(stat->last_rx_bitrate_kbps); arsta->tx_rate_code = __le32_to_cpu(stat->last_tx_rate_code); arsta->tx_bitrate_kbps = __le32_to_cpu(stat->last_tx_bitrate_kbps); + rcu_read_unlock(); return 0; } diff --git a/drivers/net/wireless/ath/ath11k/core.c b/drivers/net/wireless/ath/ath11k/core.c index ebd6886a8c18..a68fe3a45a74 100644 --- a/drivers/net/wireless/ath/ath11k/core.c +++ b/drivers/net/wireless/ath/ath11k/core.c @@ -774,6 +774,7 @@ static void ath11k_core_restart(struct work_struct *work) complete(&ar->scan.started); complete(&ar->scan.completed); complete(&ar->peer_assoc_done); + complete(&ar->peer_delete_done); complete(&ar->install_key_done); complete(&ar->vdev_setup_done); complete(&ar->bss_survey_done); diff --git a/drivers/net/wireless/ath/ath11k/core.h b/drivers/net/wireless/ath/ath11k/core.h index 5a7915f75e1e..c8e36251068c 100644 --- a/drivers/net/wireless/ath/ath11k/core.h +++ b/drivers/net/wireless/ath/ath11k/core.h @@ -502,6 +502,7 @@ struct ath11k { u8 lmac_id; struct completion peer_assoc_done; + struct completion peer_delete_done; int install_key_status; struct completion install_key_done; diff --git a/drivers/net/wireless/ath/ath11k/mac.c b/drivers/net/wireless/ath/ath11k/mac.c index af427d9051a0..ee0edd918560 100644 --- a/drivers/net/wireless/ath/ath11k/mac.c +++ b/drivers/net/wireless/ath/ath11k/mac.c @@ -2986,6 +2986,7 @@ static int ath11k_mac_station_add(struct ath11k *ar, } if (ab->hw_params.vdev_start_delay && + !arvif->is_started && arvif->vdev_type != WMI_VDEV_TYPE_AP) { ret = ath11k_start_vdev_delay(ar->hw, vif); if (ret) { @@ -4213,11 +4214,6 @@ static int ath11k_mac_op_start(struct ieee80211_hw *hw) /* Configure the hash seed for hash based reo dest ring selection */ ath11k_wmi_pdev_lro_cfg(ar, ar->pdev->pdev_id); - mutex_unlock(&ar->conf_mutex); - - rcu_assign_pointer(ab->pdevs_active[ar->pdev_idx], - &ab->pdevs[ar->pdev_idx]); - /* allow device to enter IMPS */ if (ab->hw_params.idle_ps) { ret = ath11k_wmi_pdev_set_param(ar, WMI_PDEV_PARAM_IDLE_PS_CONFIG, @@ -4227,6 +4223,12 @@ static int ath11k_mac_op_start(struct ieee80211_hw *hw) goto err; } } + + mutex_unlock(&ar->conf_mutex); + + rcu_assign_pointer(ab->pdevs_active[ar->pdev_idx], + &ab->pdevs[ar->pdev_idx]); + return 0; err: @@ -4588,8 +4590,22 @@ static int ath11k_mac_op_add_interface(struct ieee80211_hw *hw, err_peer_del: if (arvif->vdev_type == WMI_VDEV_TYPE_AP) { + reinit_completion(&ar->peer_delete_done); + + ret = ath11k_wmi_send_peer_delete_cmd(ar, vif->addr, + arvif->vdev_id); + if (ret) { + ath11k_warn(ar->ab, "failed to delete peer vdev_id %d addr %pM\n", + arvif->vdev_id, vif->addr); + return ret; + } + + ret = ath11k_wait_for_peer_delete_done(ar, arvif->vdev_id, + vif->addr); + if (ret) + return ret; + ar->num_peers--; - ath11k_wmi_send_peer_delete_cmd(ar, vif->addr, arvif->vdev_id); } err_vdev_del: @@ -5233,7 +5249,8 @@ ath11k_mac_op_assign_vif_chanctx(struct ieee80211_hw *hw, /* for QCA6390 bss peer must be created before vdev_start */ if (ab->hw_params.vdev_start_delay && arvif->vdev_type != WMI_VDEV_TYPE_AP && - arvif->vdev_type != WMI_VDEV_TYPE_MONITOR) { + arvif->vdev_type != WMI_VDEV_TYPE_MONITOR && + !ath11k_peer_find_by_vdev_id(ab, arvif->vdev_id)) { memcpy(&arvif->chanctx, ctx, sizeof(*ctx)); ret = 0; goto out; @@ -5244,7 +5261,9 @@ ath11k_mac_op_assign_vif_chanctx(struct ieee80211_hw *hw, goto out; } - if (ab->hw_params.vdev_start_delay) { + if (ab->hw_params.vdev_start_delay && + arvif->vdev_type != WMI_VDEV_TYPE_AP && + arvif->vdev_type != WMI_VDEV_TYPE_MONITOR) { param.vdev_id = arvif->vdev_id; param.peer_type = WMI_PEER_TYPE_DEFAULT; param.peer_addr = ar->mac_addr; @@ -6412,6 +6431,7 @@ int ath11k_mac_allocate(struct ath11k_base *ab) mutex_init(&ar->conf_mutex); init_completion(&ar->vdev_setup_done); init_completion(&ar->peer_assoc_done); + init_completion(&ar->peer_delete_done); init_completion(&ar->install_key_done); init_completion(&ar->bss_survey_done); init_completion(&ar->scan.started); diff --git a/drivers/net/wireless/ath/ath11k/peer.c b/drivers/net/wireless/ath/ath11k/peer.c index 61ad9300eafb..b69e7ebfa930 100644 --- a/drivers/net/wireless/ath/ath11k/peer.c +++ b/drivers/net/wireless/ath/ath11k/peer.c @@ -76,6 +76,23 @@ struct ath11k_peer *ath11k_peer_find_by_id(struct ath11k_base *ab, return NULL; } +struct ath11k_peer *ath11k_peer_find_by_vdev_id(struct ath11k_base *ab, + int vdev_id) +{ + struct ath11k_peer *peer; + + spin_lock_bh(&ab->base_lock); + + list_for_each_entry(peer, &ab->peers, list) { + if (vdev_id == peer->vdev_id) { + spin_unlock_bh(&ab->base_lock); + return peer; + } + } + spin_unlock_bh(&ab->base_lock); + return NULL; +} + void ath11k_peer_unmap_event(struct ath11k_base *ab, u16 peer_id) { struct ath11k_peer *peer; @@ -177,12 +194,36 @@ static int ath11k_wait_for_peer_deleted(struct ath11k *ar, int vdev_id, const u8 return ath11k_wait_for_peer_common(ar->ab, vdev_id, addr, false); } +int ath11k_wait_for_peer_delete_done(struct ath11k *ar, u32 vdev_id, + const u8 *addr) +{ + int ret; + unsigned long time_left; + + ret = ath11k_wait_for_peer_deleted(ar, vdev_id, addr); + if (ret) { + ath11k_warn(ar->ab, "failed wait for peer deleted"); + return ret; + } + + time_left = wait_for_completion_timeout(&ar->peer_delete_done, + 3 * HZ); + if (time_left == 0) { + ath11k_warn(ar->ab, "Timeout in receiving peer delete response\n"); + return -ETIMEDOUT; + } + + return 0; +} + int ath11k_peer_delete(struct ath11k *ar, u32 vdev_id, u8 *addr) { int ret; lockdep_assert_held(&ar->conf_mutex); + reinit_completion(&ar->peer_delete_done); + ret = ath11k_wmi_send_peer_delete_cmd(ar, addr, vdev_id); if (ret) { ath11k_warn(ar->ab, @@ -191,7 +232,7 @@ int ath11k_peer_delete(struct ath11k *ar, u32 vdev_id, u8 *addr) return ret; } - ret = ath11k_wait_for_peer_deleted(ar, vdev_id, addr); + ret = ath11k_wait_for_peer_delete_done(ar, vdev_id, addr); if (ret) return ret; @@ -247,8 +288,22 @@ int ath11k_peer_create(struct ath11k *ar, struct ath11k_vif *arvif, spin_unlock_bh(&ar->ab->base_lock); ath11k_warn(ar->ab, "failed to find peer %pM on vdev %i after creation\n", param->peer_addr, param->vdev_id); - ath11k_wmi_send_peer_delete_cmd(ar, param->peer_addr, - param->vdev_id); + + reinit_completion(&ar->peer_delete_done); + + ret = ath11k_wmi_send_peer_delete_cmd(ar, param->peer_addr, + param->vdev_id); + if (ret) { + ath11k_warn(ar->ab, "failed to delete peer vdev_id %d addr %pM\n", + param->vdev_id, param->peer_addr); + return ret; + } + + ret = ath11k_wait_for_peer_delete_done(ar, param->vdev_id, + param->peer_addr); + if (ret) + return ret; + return -ENOENT; } diff --git a/drivers/net/wireless/ath/ath11k/peer.h b/drivers/net/wireless/ath/ath11k/peer.h index 5d125ce8984e..8553ed061aea 100644 --- a/drivers/net/wireless/ath/ath11k/peer.h +++ b/drivers/net/wireless/ath/ath11k/peer.h @@ -41,5 +41,9 @@ void ath11k_peer_cleanup(struct ath11k *ar, u32 vdev_id); int ath11k_peer_delete(struct ath11k *ar, u32 vdev_id, u8 *addr); int ath11k_peer_create(struct ath11k *ar, struct ath11k_vif *arvif, struct ieee80211_sta *sta, struct peer_create_params *param); +int ath11k_wait_for_peer_delete_done(struct ath11k *ar, u32 vdev_id, + const u8 *addr); +struct ath11k_peer *ath11k_peer_find_by_vdev_id(struct ath11k_base *ab, + int vdev_id); #endif /* _PEER_H_ */ diff --git a/drivers/net/wireless/ath/ath11k/wmi.c b/drivers/net/wireless/ath/ath11k/wmi.c index 04b8b002edfe..173ab6ceed1f 100644 --- a/drivers/net/wireless/ath/ath11k/wmi.c +++ b/drivers/net/wireless/ath/ath11k/wmi.c @@ -5532,15 +5532,26 @@ static int ath11k_ready_event(struct ath11k_base *ab, struct sk_buff *skb) static void ath11k_peer_delete_resp_event(struct ath11k_base *ab, struct sk_buff *skb) { struct wmi_peer_delete_resp_event peer_del_resp; + struct ath11k *ar; if (ath11k_pull_peer_del_resp_ev(ab, skb, &peer_del_resp) != 0) { ath11k_warn(ab, "failed to extract peer delete resp"); return; } - /* TODO: Do we need to validate whether ath11k_peer_find() return NULL - * Why this is needed when there is HTT event for peer delete - */ + rcu_read_lock(); + ar = ath11k_mac_get_ar_by_vdev_id(ab, peer_del_resp.vdev_id); + if (!ar) { + ath11k_warn(ab, "invalid vdev id in peer delete resp ev %d", + peer_del_resp.vdev_id); + rcu_read_unlock(); + return; + } + + complete(&ar->peer_delete_done); + rcu_read_unlock(); + ath11k_dbg(ab, ATH11K_DBG_WMI, "peer delete resp for vdev id %d addr %pM\n", + peer_del_resp.vdev_id, peer_del_resp.peer_macaddr.addr); } static inline const char *ath11k_wmi_vdev_resp_print(u32 vdev_resp_status) diff --git a/drivers/net/wireless/ath/ath9k/ath9k.h b/drivers/net/wireless/ath/ath9k/ath9k.h index e06b74a54a69..01d85f250936 100644 --- a/drivers/net/wireless/ath/ath9k/ath9k.h +++ b/drivers/net/wireless/ath/ath9k/ath9k.h @@ -177,7 +177,8 @@ struct ath_frame_info { s8 txq; u8 keyix; u8 rtscts_rate; - u8 retries : 7; + u8 retries : 6; + u8 dyn_smps : 1; u8 baw_tracked : 1; u8 tx_power; enum ath9k_key_type keytype:2; diff --git a/drivers/net/wireless/ath/ath9k/debug.c b/drivers/net/wireless/ath/ath9k/debug.c index 26ea51a72156..859a865c5995 100644 --- a/drivers/net/wireless/ath/ath9k/debug.c +++ b/drivers/net/wireless/ath/ath9k/debug.c @@ -1223,8 +1223,11 @@ static ssize_t write_file_nf_override(struct file *file, ah->nf_override = val; - if (ah->curchan) + if (ah->curchan) { + ath9k_ps_wakeup(sc); ath9k_hw_loadnf(ah, ah->curchan); + ath9k_ps_restore(sc); + } return count; } diff --git a/drivers/net/wireless/ath/ath9k/xmit.c b/drivers/net/wireless/ath/ath9k/xmit.c index e60d4737fc6e..5691bd6eb82c 100644 --- a/drivers/net/wireless/ath/ath9k/xmit.c +++ b/drivers/net/wireless/ath/ath9k/xmit.c @@ -1271,6 +1271,11 @@ static void ath_buf_set_rate(struct ath_softc *sc, struct ath_buf *bf, is_40, is_sgi, is_sp); if (rix < 8 && (tx_info->flags & IEEE80211_TX_CTL_STBC)) info->rates[i].RateFlags |= ATH9K_RATESERIES_STBC; + if (rix >= 8 && fi->dyn_smps) { + info->rates[i].RateFlags |= + ATH9K_RATESERIES_RTS_CTS; + info->flags |= ATH9K_TXDESC_CTSENA; + } info->txpower[i] = ath_get_rate_txpower(sc, bf, rix, is_40, false); @@ -2114,6 +2119,7 @@ static void setup_frame_info(struct ieee80211_hw *hw, fi->keyix = an->ps_key; else fi->keyix = ATH9K_TXKEYIX_INVALID; + fi->dyn_smps = sta && sta->smps_mode == IEEE80211_SMPS_DYNAMIC; fi->keytype = keytype; fi->framelen = framelen; fi->tx_power = txpower; diff --git a/drivers/net/wireless/broadcom/b43/phy_n.c b/drivers/net/wireless/broadcom/b43/phy_n.c index b669dff24b6e..665b737fbb0d 100644 --- a/drivers/net/wireless/broadcom/b43/phy_n.c +++ b/drivers/net/wireless/broadcom/b43/phy_n.c @@ -5311,7 +5311,7 @@ static void b43_nphy_restore_cal(struct b43_wldev *dev) for (i = 0; i < 4; i++) { if (dev->phy.rev >= 3) - table[i] = coef[i]; + coef[i] = table[i]; else coef[i] = 0; } diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/dmi.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/dmi.c index 4aa2561934d7..6d5188b78f2d 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/dmi.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/dmi.c @@ -40,6 +40,18 @@ static const struct brcmf_dmi_data pov_tab_p1006w_data = { BRCM_CC_43340_CHIP_ID, 2, "pov-tab-p1006w-data" }; +static const struct brcmf_dmi_data predia_basic_data = { + BRCM_CC_43341_CHIP_ID, 2, "predia-basic" +}; + +/* Note the Voyo winpad A15 tablet uses the same Ampak AP6330 module, with the + * exact same nvram file as the Prowise-PT301 tablet. Since the nvram for the + * Prowise-PT301 is already in linux-firmware we just point to that here. + */ +static const struct brcmf_dmi_data voyo_winpad_a15_data = { + BRCM_CC_4330_CHIP_ID, 4, "Prowise-PT301" +}; + static const struct dmi_system_id dmi_platform_data[] = { { /* ACEPC T8 Cherry Trail Z8350 mini PC */ @@ -111,6 +123,26 @@ static const struct dmi_system_id dmi_platform_data[] = { }, .driver_data = (void *)&pov_tab_p1006w_data, }, + { + /* Predia Basic tablet (+ with keyboard dock) */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Insyde"), + DMI_MATCH(DMI_PRODUCT_NAME, "CherryTrail"), + /* Mx.WT107.KUBNGEA02 with the version-nr dropped */ + DMI_MATCH(DMI_BIOS_VERSION, "Mx.WT107.KUBNGEA"), + }, + .driver_data = (void *)&predia_basic_data, + }, + { + /* Voyo winpad A15 tablet */ + .matches = { + DMI_MATCH(DMI_BOARD_VENDOR, "AMI Corporation"), + DMI_MATCH(DMI_BOARD_NAME, "Aptio CRB"), + /* Above strings are too generic, also match on BIOS date */ + DMI_MATCH(DMI_BIOS_DATE, "11/20/2014"), + }, + .driver_data = (void *)&voyo_winpad_a15_data, + }, {} }; diff --git a/drivers/net/wireless/intel/iwlwifi/cfg/22000.c b/drivers/net/wireless/intel/iwlwifi/cfg/22000.c index 92c50efd48fc..39842bdef4b4 100644 --- a/drivers/net/wireless/intel/iwlwifi/cfg/22000.c +++ b/drivers/net/wireless/intel/iwlwifi/cfg/22000.c @@ -92,6 +92,7 @@ #define IWL_SNJ_A_HR_B_FW_PRE "iwlwifi-SoSnj-a0-hr-b0-" #define IWL_MA_A_GF_A_FW_PRE "iwlwifi-ma-a0-gf-a0-" #define IWL_MA_A_MR_A_FW_PRE "iwlwifi-ma-a0-mr-a0-" +#define IWL_SNJ_A_MR_A_FW_PRE "iwlwifi-SoSnj-a0-mr-a0-" #define IWL_QU_B_HR_B_MODULE_FIRMWARE(api) \ IWL_QU_B_HR_B_FW_PRE __stringify(api) ".ucode" @@ -127,6 +128,8 @@ IWL_MA_A_GF_A_FW_PRE __stringify(api) ".ucode" #define IWL_MA_A_MR_A_FW_MODULE_FIRMWARE(api) \ IWL_MA_A_MR_A_FW_PRE __stringify(api) ".ucode" +#define IWL_SNJ_A_MR_A_MODULE_FIRMWARE(api) \ + IWL_SNJ_A_MR_A_FW_PRE __stringify(api) ".ucode" static const struct iwl_base_params iwl_22000_base_params = { .eeprom_size = OTP_LOW_IMAGE_SIZE_32K, @@ -672,6 +675,13 @@ const struct iwl_cfg iwl_cfg_ma_a0_mr_a0 = { .num_rbds = IWL_NUM_RBDS_AX210_HE, }; +const struct iwl_cfg iwl_cfg_snj_a0_mr_a0 = { + .fw_name_pre = IWL_SNJ_A_MR_A_FW_PRE, + .uhb_supported = true, + IWL_DEVICE_AX210, + .num_rbds = IWL_NUM_RBDS_AX210_HE, +}; + MODULE_FIRMWARE(IWL_QU_B_HR_B_MODULE_FIRMWARE(IWL_22000_UCODE_API_MAX)); MODULE_FIRMWARE(IWL_QNJ_B_HR_B_MODULE_FIRMWARE(IWL_22000_UCODE_API_MAX)); MODULE_FIRMWARE(IWL_QU_C_HR_B_MODULE_FIRMWARE(IWL_22000_UCODE_API_MAX)); @@ -689,3 +699,4 @@ MODULE_FIRMWARE(IWL_SNJ_A_GF_A_MODULE_FIRMWARE(IWL_22000_UCODE_API_MAX)); MODULE_FIRMWARE(IWL_SNJ_A_HR_B_MODULE_FIRMWARE(IWL_22000_UCODE_API_MAX)); MODULE_FIRMWARE(IWL_MA_A_GF_A_FW_MODULE_FIRMWARE(IWL_22000_UCODE_API_MAX)); MODULE_FIRMWARE(IWL_MA_A_MR_A_FW_MODULE_FIRMWARE(IWL_22000_UCODE_API_MAX)); +MODULE_FIRMWARE(IWL_SNJ_A_MR_A_MODULE_FIRMWARE(IWL_22000_UCODE_API_MAX)); diff --git a/drivers/net/wireless/intel/iwlwifi/fw/pnvm.c b/drivers/net/wireless/intel/iwlwifi/fw/pnvm.c index 895a907acdf0..37ce4fe136c5 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/pnvm.c +++ b/drivers/net/wireless/intel/iwlwifi/fw/pnvm.c @@ -198,14 +198,14 @@ static int iwl_pnvm_parse(struct iwl_trans *trans, const u8 *data, le32_to_cpu(sku_id->data[1]), le32_to_cpu(sku_id->data[2])); + data += sizeof(*tlv) + ALIGN(tlv_len, 4); + len -= ALIGN(tlv_len, 4); + if (trans->sku_id[0] == le32_to_cpu(sku_id->data[0]) && trans->sku_id[1] == le32_to_cpu(sku_id->data[1]) && trans->sku_id[2] == le32_to_cpu(sku_id->data[2])) { int ret; - data += sizeof(*tlv) + ALIGN(tlv_len, 4); - len -= ALIGN(tlv_len, 4); - ret = iwl_pnvm_handle_section(trans, data, len); if (!ret) return 0; @@ -227,6 +227,7 @@ int iwl_pnvm_load(struct iwl_trans *trans, struct iwl_notification_wait pnvm_wait; static const u16 ntf_cmds[] = { WIDE_ID(REGULATORY_AND_NVM_GROUP, PNVM_INIT_COMPLETE_NTFY) }; + int ret; /* if the SKU_ID is empty, there's nothing to do */ if (!trans->sku_id[0] && !trans->sku_id[1] && !trans->sku_id[2]) @@ -236,7 +237,6 @@ int iwl_pnvm_load(struct iwl_trans *trans, if (!trans->pnvm_loaded) { const struct firmware *pnvm; char pnvm_name[64]; - int ret; /* * The prefix unfortunately includes a hyphen at the end, so @@ -264,6 +264,11 @@ int iwl_pnvm_load(struct iwl_trans *trans, release_firmware(pnvm); } + } else { + /* if we already loaded, we need to set it again */ + ret = iwl_trans_set_pnvm(trans, NULL, 0); + if (ret) + return ret; } iwl_init_notification_wait(notif_wait, &pnvm_wait, diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-config.h b/drivers/net/wireless/intel/iwlwifi/iwl-config.h index 9b91aa9b2e7f..bd04e4fbbb8a 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-config.h +++ b/drivers/net/wireless/intel/iwlwifi/iwl-config.h @@ -472,6 +472,7 @@ struct iwl_cfg { #define IWL_CFG_MAC_TYPE_QU 0x33 #define IWL_CFG_MAC_TYPE_QUZ 0x35 #define IWL_CFG_MAC_TYPE_QNJ 0x36 +#define IWL_CFG_MAC_TYPE_SNJ 0x42 #define IWL_CFG_MAC_TYPE_MA 0x44 #define IWL_CFG_RF_TYPE_TH 0x105 @@ -656,6 +657,7 @@ extern const struct iwl_cfg iwlax211_cfg_snj_gf_a0; extern const struct iwl_cfg iwlax201_cfg_snj_hr_b0; extern const struct iwl_cfg iwl_cfg_ma_a0_gf_a0; extern const struct iwl_cfg iwl_cfg_ma_a0_mr_a0; +extern const struct iwl_cfg iwl_cfg_snj_a0_mr_a0; #endif /* CONFIG_IWLMVM */ #endif /* __IWL_CONFIG_H__ */ diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/fw.c b/drivers/net/wireless/intel/iwlwifi/mvm/fw.c index 6385b9641126..ad374b25e255 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/fw.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/fw.c @@ -896,12 +896,10 @@ static int iwl_mvm_sar_geo_init(struct iwl_mvm *mvm) if (cmd_ver == 3) { len = sizeof(cmd.v3); n_bands = ARRAY_SIZE(cmd.v3.table[0]); - cmd.v3.table_revision = cpu_to_le32(mvm->fwrt.geo_rev); } else if (fw_has_api(&mvm->fwrt.fw->ucode_capa, IWL_UCODE_TLV_API_SAR_TABLE_VER)) { len = sizeof(cmd.v2); n_bands = ARRAY_SIZE(cmd.v2.table[0]); - cmd.v2.table_revision = cpu_to_le32(mvm->fwrt.geo_rev); } else { len = sizeof(cmd.v1); n_bands = ARRAY_SIZE(cmd.v1.table[0]); @@ -921,6 +919,16 @@ static int iwl_mvm_sar_geo_init(struct iwl_mvm *mvm) if (ret) return 0; + /* + * Set the revision on versions that contain it. + * This must be done after calling iwl_sar_geo_init(). + */ + if (cmd_ver == 3) + cmd.v3.table_revision = cpu_to_le32(mvm->fwrt.geo_rev); + else if (fw_has_api(&mvm->fwrt.fw->ucode_capa, + IWL_UCODE_TLV_API_SAR_TABLE_VER)) + cmd.v2.table_revision = cpu_to_le32(mvm->fwrt.geo_rev); + return iwl_mvm_send_cmd_pdu(mvm, WIDE_ID(PHY_OPS_GROUP, GEO_TX_POWER_LIMIT), 0, len, &cmd); @@ -929,7 +937,6 @@ static int iwl_mvm_sar_geo_init(struct iwl_mvm *mvm) static int iwl_mvm_get_ppag_table(struct iwl_mvm *mvm) { union acpi_object *wifi_pkg, *data, *enabled; - union iwl_ppag_table_cmd ppag_table; int i, j, ret, tbl_rev, num_sub_bands; int idx = 2; s8 *gain; @@ -983,8 +990,8 @@ read_table: goto out_free; } - ppag_table.v1.enabled = cpu_to_le32(enabled->integer.value); - if (!ppag_table.v1.enabled) { + mvm->fwrt.ppag_table.v1.enabled = cpu_to_le32(enabled->integer.value); + if (!mvm->fwrt.ppag_table.v1.enabled) { ret = 0; goto out_free; } @@ -999,16 +1006,23 @@ read_table: union acpi_object *ent; ent = &wifi_pkg->package.elements[idx++]; - if (ent->type != ACPI_TYPE_INTEGER || - (j == 0 && ent->integer.value > ACPI_PPAG_MAX_LB) || - (j == 0 && ent->integer.value < ACPI_PPAG_MIN_LB) || - (j != 0 && ent->integer.value > ACPI_PPAG_MAX_HB) || - (j != 0 && ent->integer.value < ACPI_PPAG_MIN_HB)) { - ppag_table.v1.enabled = cpu_to_le32(0); + if (ent->type != ACPI_TYPE_INTEGER) { ret = -EINVAL; goto out_free; } + gain[i * num_sub_bands + j] = ent->integer.value; + + if ((j == 0 && + (gain[i * num_sub_bands + j] > ACPI_PPAG_MAX_LB || + gain[i * num_sub_bands + j] < ACPI_PPAG_MIN_LB)) || + (j != 0 && + (gain[i * num_sub_bands + j] > ACPI_PPAG_MAX_HB || + gain[i * num_sub_bands + j] < ACPI_PPAG_MIN_HB))) { + mvm->fwrt.ppag_table.v1.enabled = cpu_to_le32(0); + ret = -EINVAL; + goto out_free; + } } } ret = 0; @@ -1021,7 +1035,6 @@ int iwl_mvm_ppag_send_cmd(struct iwl_mvm *mvm) { u8 cmd_ver; int i, j, ret, num_sub_bands, cmd_size; - union iwl_ppag_table_cmd ppag_table; s8 *gain; if (!fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_SET_PPAG)) { @@ -1040,7 +1053,7 @@ int iwl_mvm_ppag_send_cmd(struct iwl_mvm *mvm) if (cmd_ver == 1) { num_sub_bands = IWL_NUM_SUB_BANDS; gain = mvm->fwrt.ppag_table.v1.gain[0]; - cmd_size = sizeof(ppag_table.v1); + cmd_size = sizeof(mvm->fwrt.ppag_table.v1); if (mvm->fwrt.ppag_ver == 2) { IWL_DEBUG_RADIO(mvm, "PPAG table is v2 but FW supports v1, sending truncated table\n"); @@ -1048,7 +1061,7 @@ int iwl_mvm_ppag_send_cmd(struct iwl_mvm *mvm) } else if (cmd_ver == 2) { num_sub_bands = IWL_NUM_SUB_BANDS_V2; gain = mvm->fwrt.ppag_table.v2.gain[0]; - cmd_size = sizeof(ppag_table.v2); + cmd_size = sizeof(mvm->fwrt.ppag_table.v2); if (mvm->fwrt.ppag_ver == 1) { IWL_DEBUG_RADIO(mvm, "PPAG table is v1 but FW supports v2, sending padded table\n"); @@ -1068,7 +1081,7 @@ int iwl_mvm_ppag_send_cmd(struct iwl_mvm *mvm) IWL_DEBUG_RADIO(mvm, "Sending PER_PLATFORM_ANT_GAIN_CMD\n"); ret = iwl_mvm_send_cmd_pdu(mvm, WIDE_ID(PHY_OPS_GROUP, PER_PLATFORM_ANT_GAIN_CMD), - 0, cmd_size, &ppag_table); + 0, cmd_size, &mvm->fwrt.ppag_table); if (ret < 0) IWL_ERR(mvm, "failed to send PER_PLATFORM_ANT_GAIN_CMD (%d)\n", ret); diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/time-event.c b/drivers/net/wireless/intel/iwlwifi/mvm/time-event.c index 1db6d8d38822..3939eccd3d5a 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/time-event.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/time-event.c @@ -1055,9 +1055,6 @@ void iwl_mvm_remove_csa_period(struct iwl_mvm *mvm, lockdep_assert_held(&mvm->mutex); - if (!te_data->running) - return; - spin_lock_bh(&mvm->time_event_lock); id = te_data->id; spin_unlock_bh(&mvm->time_event_lock); diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/ctxt-info-gen3.c b/drivers/net/wireless/intel/iwlwifi/pcie/ctxt-info-gen3.c index 2d43899fbdd7..81ef4fc8d783 100644 --- a/drivers/net/wireless/intel/iwlwifi/pcie/ctxt-info-gen3.c +++ b/drivers/net/wireless/intel/iwlwifi/pcie/ctxt-info-gen3.c @@ -345,16 +345,19 @@ int iwl_trans_pcie_ctx_info_gen3_set_pnvm(struct iwl_trans *trans, if (trans->trans_cfg->device_family < IWL_DEVICE_FAMILY_AX210) return 0; - ret = iwl_pcie_ctxt_info_alloc_dma(trans, data, len, - &trans_pcie->pnvm_dram); - if (ret < 0) { - IWL_DEBUG_FW(trans, "Failed to allocate PNVM DMA %d.\n", - ret); - return ret; - } + /* only allocate the DRAM if not allocated yet */ + if (!trans->pnvm_loaded) { + if (WARN_ON(prph_sc_ctrl->pnvm_cfg.pnvm_size)) + return -EBUSY; - if (WARN_ON(prph_sc_ctrl->pnvm_cfg.pnvm_size)) - return -EBUSY; + ret = iwl_pcie_ctxt_info_alloc_dma(trans, data, len, + &trans_pcie->pnvm_dram); + if (ret < 0) { + IWL_DEBUG_FW(trans, "Failed to allocate PNVM DMA %d.\n", + ret); + return ret; + } + } prph_sc_ctrl->pnvm_cfg.pnvm_base_addr = cpu_to_le64(trans_pcie->pnvm_dram.physical); diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/drv.c b/drivers/net/wireless/intel/iwlwifi/pcie/drv.c index 2823a1e81656..fa32f9045c0c 100644 --- a/drivers/net/wireless/intel/iwlwifi/pcie/drv.c +++ b/drivers/net/wireless/intel/iwlwifi/pcie/drv.c @@ -1002,6 +1002,12 @@ static const struct iwl_dev_info iwl_dev_info_table[] = { IWL_CFG_RF_TYPE_MR, IWL_CFG_ANY, IWL_CFG_ANY, IWL_CFG_ANY, iwl_cfg_ma_a0_mr_a0, iwl_ma_name), + _IWL_DEV_INFO(IWL_CFG_ANY, IWL_CFG_ANY, + IWL_CFG_MAC_TYPE_SNJ, IWL_CFG_ANY, + IWL_CFG_RF_TYPE_MR, IWL_CFG_ANY, + IWL_CFG_ANY, IWL_CFG_ANY, + iwl_cfg_snj_a0_mr_a0, iwl_ma_name), + #endif /* CONFIG_IWLMVM */ }; diff --git a/drivers/net/wireless/marvell/mwifiex/pcie.c b/drivers/net/wireless/marvell/mwifiex/pcie.c index 6a10ff0377a2..33cf952cc01d 100644 --- a/drivers/net/wireless/marvell/mwifiex/pcie.c +++ b/drivers/net/wireless/marvell/mwifiex/pcie.c @@ -526,6 +526,8 @@ static void mwifiex_pcie_reset_prepare(struct pci_dev *pdev) clear_bit(MWIFIEX_IFACE_WORK_DEVICE_DUMP, &card->work_flags); clear_bit(MWIFIEX_IFACE_WORK_CARD_RESET, &card->work_flags); mwifiex_dbg(adapter, INFO, "%s, successful\n", __func__); + + card->pci_reset_ongoing = true; } /* @@ -554,6 +556,8 @@ static void mwifiex_pcie_reset_done(struct pci_dev *pdev) dev_err(&pdev->dev, "reinit failed: %d\n", ret); else mwifiex_dbg(adapter, INFO, "%s, successful\n", __func__); + + card->pci_reset_ongoing = false; } static const struct pci_error_handlers mwifiex_pcie_err_handler = { @@ -3142,7 +3146,19 @@ static void mwifiex_cleanup_pcie(struct mwifiex_adapter *adapter) int ret; u32 fw_status; - cancel_work_sync(&card->work); + /* Perform the cancel_work_sync() only when we're not resetting + * the card. It's because that function never returns if we're + * in reset path. If we're here when resetting the card, it means + * that we failed to reset the card (reset failure path). + */ + if (!card->pci_reset_ongoing) { + mwifiex_dbg(adapter, MSG, "performing cancel_work_sync()...\n"); + cancel_work_sync(&card->work); + mwifiex_dbg(adapter, MSG, "cancel_work_sync() done\n"); + } else { + mwifiex_dbg(adapter, MSG, + "skipped cancel_work_sync() because we're in card reset failure path\n"); + } ret = mwifiex_read_reg(adapter, reg->fw_status, &fw_status); if (fw_status == FIRMWARE_READY_PCIE) { diff --git a/drivers/net/wireless/marvell/mwifiex/pcie.h b/drivers/net/wireless/marvell/mwifiex/pcie.h index 843d57eda820..5ed613d65709 100644 --- a/drivers/net/wireless/marvell/mwifiex/pcie.h +++ b/drivers/net/wireless/marvell/mwifiex/pcie.h @@ -242,6 +242,8 @@ struct pcie_service_card { struct mwifiex_msix_context share_irq_ctx; struct work_struct work; unsigned long work_flags; + + bool pci_reset_ongoing; }; static inline int diff --git a/drivers/net/wireless/mediatek/mt76/dma.c b/drivers/net/wireless/mediatek/mt76/dma.c index 917617aad8d3..262c40dc14a6 100644 --- a/drivers/net/wireless/mediatek/mt76/dma.c +++ b/drivers/net/wireless/mediatek/mt76/dma.c @@ -521,13 +521,13 @@ mt76_add_fragment(struct mt76_dev *dev, struct mt76_queue *q, void *data, { struct sk_buff *skb = q->rx_head; struct skb_shared_info *shinfo = skb_shinfo(skb); + int nr_frags = shinfo->nr_frags; - if (shinfo->nr_frags < ARRAY_SIZE(shinfo->frags)) { + if (nr_frags < ARRAY_SIZE(shinfo->frags)) { struct page *page = virt_to_head_page(data); int offset = data - page_address(page) + q->buf_offset; - skb_add_rx_frag(skb, shinfo->nr_frags, page, offset, len, - q->buf_size); + skb_add_rx_frag(skb, nr_frags, page, offset, len, q->buf_size); } else { skb_free_frag(data); } @@ -536,7 +536,10 @@ mt76_add_fragment(struct mt76_dev *dev, struct mt76_queue *q, void *data, return; q->rx_head = NULL; - dev->drv->rx_skb(dev, q - dev->q_rx, skb); + if (nr_frags < ARRAY_SIZE(shinfo->frags)) + dev->drv->rx_skb(dev, q - dev->q_rx, skb); + else + dev_kfree_skb(skb); } static int diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mac.c b/drivers/net/wireless/mediatek/mt76/mt7615/mac.c index 3d62fda067e4..f1f954ff4685 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/mac.c +++ b/drivers/net/wireless/mediatek/mt76/mt7615/mac.c @@ -2098,6 +2098,23 @@ void mt7615_dma_reset(struct mt7615_dev *dev) } EXPORT_SYMBOL_GPL(mt7615_dma_reset); +void mt7615_tx_token_put(struct mt7615_dev *dev) +{ + struct mt76_txwi_cache *txwi; + int id; + + spin_lock_bh(&dev->token_lock); + idr_for_each_entry(&dev->token, txwi, id) { + mt7615_txp_skb_unmap(&dev->mt76, txwi); + if (txwi->skb) + dev_kfree_skb_any(txwi->skb); + mt76_put_txwi(&dev->mt76, txwi); + } + spin_unlock_bh(&dev->token_lock); + idr_destroy(&dev->token); +} +EXPORT_SYMBOL_GPL(mt7615_tx_token_put); + void mt7615_mac_reset_work(struct work_struct *work) { struct mt7615_phy *phy2; @@ -2141,6 +2158,9 @@ void mt7615_mac_reset_work(struct work_struct *work) mt76_wr(dev, MT_MCU_INT_EVENT, MT_MCU_INT_EVENT_PDMA_STOPPED); + mt7615_tx_token_put(dev); + idr_init(&dev->token); + if (mt7615_wait_reset_state(dev, MT_MCU_CMD_RESET_DONE)) { mt7615_dma_reset(dev); diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mt7615.h b/drivers/net/wireless/mediatek/mt76/mt7615/mt7615.h index 6a9f9187f76a..5b06294d654a 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/mt7615.h +++ b/drivers/net/wireless/mediatek/mt76/mt7615/mt7615.h @@ -619,7 +619,7 @@ int mt7615_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr, struct mt76_tx_info *tx_info); void mt7615_tx_complete_skb(struct mt76_dev *mdev, struct mt76_queue_entry *e); - +void mt7615_tx_token_put(struct mt7615_dev *dev); void mt7615_queue_rx_skb(struct mt76_dev *mdev, enum mt76_rxq_id q, struct sk_buff *skb); void mt7615_sta_ps(struct mt76_dev *mdev, struct ieee80211_sta *sta, bool ps); diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/pci_init.c b/drivers/net/wireless/mediatek/mt76/mt7615/pci_init.c index 06a0f8f7bc89..7b81aef3684e 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7615/pci_init.c +++ b/drivers/net/wireless/mediatek/mt76/mt7615/pci_init.c @@ -153,9 +153,7 @@ int mt7615_register_device(struct mt7615_dev *dev) void mt7615_unregister_device(struct mt7615_dev *dev) { - struct mt76_txwi_cache *txwi; bool mcu_running; - int id; mcu_running = mt7615_wait_for_mcu_init(dev); @@ -165,15 +163,7 @@ void mt7615_unregister_device(struct mt7615_dev *dev) mt7615_mcu_exit(dev); mt7615_dma_cleanup(dev); - spin_lock_bh(&dev->token_lock); - idr_for_each_entry(&dev->token, txwi, id) { - mt7615_txp_skb_unmap(&dev->mt76, txwi); - if (txwi->skb) - dev_kfree_skb_any(txwi->skb); - mt76_put_txwi(&dev->mt76, txwi); - } - spin_unlock_bh(&dev->token_lock); - idr_destroy(&dev->token); + mt7615_tx_token_put(dev); tasklet_disable(&dev->irq_tasklet); diff --git a/drivers/net/wireless/rsi/rsi_91x_hal.c b/drivers/net/wireless/rsi/rsi_91x_hal.c index 3f7e3cfb6f00..ce9892152f4d 100644 --- a/drivers/net/wireless/rsi/rsi_91x_hal.c +++ b/drivers/net/wireless/rsi/rsi_91x_hal.c @@ -248,7 +248,8 @@ int rsi_prepare_data_desc(struct rsi_common *common, struct sk_buff *skb) rsi_set_len_qno(&data_desc->len_qno, (skb->len - FRAME_DESC_SZ), RSI_WIFI_MGMT_Q); - if ((skb->len - header_size) == EAPOL4_PACKET_LEN) { + if (((skb->len - header_size) == EAPOL4_PACKET_LEN) || + ((skb->len - header_size) == EAPOL4_PACKET_LEN - 2)) { data_desc->misc_flags |= RSI_DESC_REQUIRE_CFM_TO_HOST; xtend_desc->confirm_frame_type = EAPOL4_CONFIRM; diff --git a/drivers/net/wireless/rsi/rsi_91x_sdio.c b/drivers/net/wireless/rsi/rsi_91x_sdio.c index a7b8684143f4..592e9dadcb55 100644 --- a/drivers/net/wireless/rsi/rsi_91x_sdio.c +++ b/drivers/net/wireless/rsi/rsi_91x_sdio.c @@ -153,9 +153,7 @@ static void rsi_handle_interrupt(struct sdio_func *function) if (adapter->priv->fsm_state == FSM_FW_NOT_LOADED) return; - dev->sdio_irq_task = current; - rsi_interrupt_handler(adapter); - dev->sdio_irq_task = NULL; + rsi_set_event(&dev->rx_thread.event); } /** @@ -1058,8 +1056,6 @@ static int rsi_probe(struct sdio_func *pfunction, rsi_dbg(ERR_ZONE, "%s: Unable to init rx thrd\n", __func__); goto fail_kill_thread; } - skb_queue_head_init(&sdev->rx_q.head); - sdev->rx_q.num_rx_pkts = 0; sdio_claim_host(pfunction); if (sdio_claim_irq(pfunction, rsi_handle_interrupt)) { diff --git a/drivers/net/wireless/rsi/rsi_91x_sdio_ops.c b/drivers/net/wireless/rsi/rsi_91x_sdio_ops.c index 7825c9a889d3..23e709aabd1f 100644 --- a/drivers/net/wireless/rsi/rsi_91x_sdio_ops.c +++ b/drivers/net/wireless/rsi/rsi_91x_sdio_ops.c @@ -60,39 +60,20 @@ int rsi_sdio_master_access_msword(struct rsi_hw *adapter, u16 ms_word) return status; } +static void rsi_rx_handler(struct rsi_hw *adapter); + void rsi_sdio_rx_thread(struct rsi_common *common) { struct rsi_hw *adapter = common->priv; struct rsi_91x_sdiodev *sdev = adapter->rsi_dev; - struct sk_buff *skb; - int status; do { rsi_wait_event(&sdev->rx_thread.event, EVENT_WAIT_FOREVER); rsi_reset_event(&sdev->rx_thread.event); + rsi_rx_handler(adapter); + } while (!atomic_read(&sdev->rx_thread.thread_done)); - while (true) { - if (atomic_read(&sdev->rx_thread.thread_done)) - goto out; - - skb = skb_dequeue(&sdev->rx_q.head); - if (!skb) - break; - if (sdev->rx_q.num_rx_pkts > 0) - sdev->rx_q.num_rx_pkts--; - status = rsi_read_pkt(common, skb->data, skb->len); - if (status) { - rsi_dbg(ERR_ZONE, "Failed to read the packet\n"); - dev_kfree_skb(skb); - break; - } - dev_kfree_skb(skb); - } - } while (1); - -out: rsi_dbg(INFO_ZONE, "%s: Terminated SDIO RX thread\n", __func__); - skb_queue_purge(&sdev->rx_q.head); atomic_inc(&sdev->rx_thread.thread_done); complete_and_exit(&sdev->rx_thread.completion, 0); } @@ -113,10 +94,6 @@ static int rsi_process_pkt(struct rsi_common *common) u32 rcv_pkt_len = 0; int status = 0; u8 value = 0; - struct sk_buff *skb; - - if (dev->rx_q.num_rx_pkts >= RSI_MAX_RX_PKTS) - return 0; num_blks = ((adapter->interrupt_status & 1) | ((adapter->interrupt_status >> RECV_NUM_BLOCKS) << 1)); @@ -144,22 +121,19 @@ static int rsi_process_pkt(struct rsi_common *common) rcv_pkt_len = (num_blks * 256); - skb = dev_alloc_skb(rcv_pkt_len); - if (!skb) - return -ENOMEM; - - status = rsi_sdio_host_intf_read_pkt(adapter, skb->data, rcv_pkt_len); + status = rsi_sdio_host_intf_read_pkt(adapter, dev->pktbuffer, + rcv_pkt_len); if (status) { rsi_dbg(ERR_ZONE, "%s: Failed to read packet from card\n", __func__); - dev_kfree_skb(skb); return status; } - skb_put(skb, rcv_pkt_len); - skb_queue_tail(&dev->rx_q.head, skb); - dev->rx_q.num_rx_pkts++; - rsi_set_event(&dev->rx_thread.event); + status = rsi_read_pkt(common, dev->pktbuffer, rcv_pkt_len); + if (status) { + rsi_dbg(ERR_ZONE, "Failed to read the packet\n"); + return status; + } return 0; } @@ -251,12 +225,12 @@ int rsi_init_sdio_slave_regs(struct rsi_hw *adapter) } /** - * rsi_interrupt_handler() - This function read and process SDIO interrupts. + * rsi_rx_handler() - Read and process SDIO interrupts. * @adapter: Pointer to the adapter structure. * * Return: None. */ -void rsi_interrupt_handler(struct rsi_hw *adapter) +static void rsi_rx_handler(struct rsi_hw *adapter) { struct rsi_common *common = adapter->priv; struct rsi_91x_sdiodev *dev = diff --git a/drivers/net/wireless/rsi/rsi_sdio.h b/drivers/net/wireless/rsi/rsi_sdio.h index 9afc1d0d2684..1c756263cf15 100644 --- a/drivers/net/wireless/rsi/rsi_sdio.h +++ b/drivers/net/wireless/rsi/rsi_sdio.h @@ -107,11 +107,6 @@ struct receive_info { u32 buf_available_counter; }; -struct rsi_sdio_rx_q { - u8 num_rx_pkts; - struct sk_buff_head head; -}; - struct rsi_91x_sdiodev { struct sdio_func *pfunction; struct task_struct *sdio_irq_task; @@ -124,11 +119,10 @@ struct rsi_91x_sdiodev { u16 tx_blk_size; u8 write_fail; bool buff_status_updated; - struct rsi_sdio_rx_q rx_q; struct rsi_thread rx_thread; + u8 pktbuffer[8192] __aligned(4); }; -void rsi_interrupt_handler(struct rsi_hw *adapter); int rsi_init_sdio_slave_regs(struct rsi_hw *adapter); int rsi_sdio_read_register(struct rsi_hw *adapter, u32 addr, u8 *data); int rsi_sdio_host_intf_read_pkt(struct rsi_hw *adapter, u8 *pkt, u32 length); diff --git a/drivers/net/wireless/ti/wl12xx/main.c b/drivers/net/wireless/ti/wl12xx/main.c index 3c9c623bb428..9d7dbfe7fe0c 100644 --- a/drivers/net/wireless/ti/wl12xx/main.c +++ b/drivers/net/wireless/ti/wl12xx/main.c @@ -635,7 +635,6 @@ static int wl12xx_identify_chip(struct wl1271 *wl) wl->quirks |= WLCORE_QUIRK_LEGACY_NVS | WLCORE_QUIRK_DUAL_PROBE_TMPL | WLCORE_QUIRK_TKIP_HEADER_SPACE | - WLCORE_QUIRK_START_STA_FAILS | WLCORE_QUIRK_AP_ZERO_SESSION_ID; wl->sr_fw_name = WL127X_FW_NAME_SINGLE; wl->mr_fw_name = WL127X_FW_NAME_MULTI; @@ -659,7 +658,6 @@ static int wl12xx_identify_chip(struct wl1271 *wl) wl->quirks |= WLCORE_QUIRK_LEGACY_NVS | WLCORE_QUIRK_DUAL_PROBE_TMPL | WLCORE_QUIRK_TKIP_HEADER_SPACE | - WLCORE_QUIRK_START_STA_FAILS | WLCORE_QUIRK_AP_ZERO_SESSION_ID; wl->plt_fw_name = WL127X_PLT_FW_NAME; wl->sr_fw_name = WL127X_FW_NAME_SINGLE; @@ -688,7 +686,6 @@ static int wl12xx_identify_chip(struct wl1271 *wl) wl->quirks |= WLCORE_QUIRK_TX_BLOCKSIZE_ALIGN | WLCORE_QUIRK_DUAL_PROBE_TMPL | WLCORE_QUIRK_TKIP_HEADER_SPACE | - WLCORE_QUIRK_START_STA_FAILS | WLCORE_QUIRK_AP_ZERO_SESSION_ID; wlcore_set_min_fw_ver(wl, WL128X_CHIP_VER, diff --git a/drivers/net/wireless/ti/wlcore/main.c b/drivers/net/wireless/ti/wlcore/main.c index 6863fd552d5e..6e402d62dbe4 100644 --- a/drivers/net/wireless/ti/wlcore/main.c +++ b/drivers/net/wireless/ti/wlcore/main.c @@ -2872,21 +2872,8 @@ static int wlcore_join(struct wl1271 *wl, struct wl12xx_vif *wlvif) if (is_ibss) ret = wl12xx_cmd_role_start_ibss(wl, wlvif); - else { - if (wl->quirks & WLCORE_QUIRK_START_STA_FAILS) { - /* - * TODO: this is an ugly workaround for wl12xx fw - * bug - we are not able to tx/rx after the first - * start_sta, so make dummy start+stop calls, - * and then call start_sta again. - * this should be fixed in the fw. - */ - wl12xx_cmd_role_start_sta(wl, wlvif); - wl12xx_cmd_role_stop_sta(wl, wlvif); - } - + else ret = wl12xx_cmd_role_start_sta(wl, wlvif); - } return ret; } diff --git a/drivers/net/wireless/ti/wlcore/wlcore.h b/drivers/net/wireless/ti/wlcore/wlcore.h index b7821311ac75..81c94d390623 100644 --- a/drivers/net/wireless/ti/wlcore/wlcore.h +++ b/drivers/net/wireless/ti/wlcore/wlcore.h @@ -547,9 +547,6 @@ wlcore_set_min_fw_ver(struct wl1271 *wl, unsigned int chip, /* Each RX/TX transaction requires an end-of-transaction transfer */ #define WLCORE_QUIRK_END_OF_TRANSACTION BIT(0) -/* the first start_role(sta) sometimes doesn't work on wl12xx */ -#define WLCORE_QUIRK_START_STA_FAILS BIT(1) - /* wl127x and SPI don't support SDIO block size alignment */ #define WLCORE_QUIRK_TX_BLOCKSIZE_ALIGN BIT(2) diff --git a/drivers/net/xen-netback/interface.c b/drivers/net/xen-netback/interface.c index acb786d8b1d8..e02a4fbb74de 100644 --- a/drivers/net/xen-netback/interface.c +++ b/drivers/net/xen-netback/interface.c @@ -162,13 +162,15 @@ irqreturn_t xenvif_interrupt(int irq, void *dev_id) { struct xenvif_queue *queue = dev_id; int old; + bool has_rx, has_tx; old = atomic_fetch_or(NETBK_COMMON_EOI, &queue->eoi_pending); WARN(old, "Interrupt while EOI pending\n"); - /* Use bitwise or as we need to call both functions. */ - if ((!xenvif_handle_tx_interrupt(queue) | - !xenvif_handle_rx_interrupt(queue))) { + has_tx = xenvif_handle_tx_interrupt(queue); + has_rx = xenvif_handle_rx_interrupt(queue); + + if (!has_rx && !has_tx) { atomic_andnot(NETBK_COMMON_EOI, &queue->eoi_pending); xen_irq_lateeoi(irq, XEN_EOI_FLAG_SPURIOUS); } diff --git a/drivers/net/xen-netback/netback.c b/drivers/net/xen-netback/netback.c index 423667b83751..986b56970961 100644 --- a/drivers/net/xen-netback/netback.c +++ b/drivers/net/xen-netback/netback.c @@ -1342,11 +1342,21 @@ int xenvif_tx_action(struct xenvif_queue *queue, int budget) return 0; gnttab_batch_copy(queue->tx_copy_ops, nr_cops); - if (nr_mops != 0) + if (nr_mops != 0) { ret = gnttab_map_refs(queue->tx_map_ops, NULL, queue->pages_to_map, nr_mops); + if (ret) { + unsigned int i; + + netdev_err(queue->vif->dev, "Map fail: nr %u ret %d\n", + nr_mops, ret); + for (i = 0; i < nr_mops; ++i) + WARN_ON_ONCE(queue->tx_map_ops[i].status == + GNTST_okay); + } + } work_done = xenvif_tx_submit(queue); diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c index 4ec5f05dabe1..de846aaa8728 100644 --- a/drivers/nvme/host/core.c +++ b/drivers/nvme/host/core.c @@ -351,6 +351,26 @@ bool nvme_cancel_request(struct request *req, void *data, bool reserved) } EXPORT_SYMBOL_GPL(nvme_cancel_request); +void nvme_cancel_tagset(struct nvme_ctrl *ctrl) +{ + if (ctrl->tagset) { + blk_mq_tagset_busy_iter(ctrl->tagset, + nvme_cancel_request, ctrl); + blk_mq_tagset_wait_completed_request(ctrl->tagset); + } +} +EXPORT_SYMBOL_GPL(nvme_cancel_tagset); + +void nvme_cancel_admin_tagset(struct nvme_ctrl *ctrl) +{ + if (ctrl->admin_tagset) { + blk_mq_tagset_busy_iter(ctrl->admin_tagset, + nvme_cancel_request, ctrl); + blk_mq_tagset_wait_completed_request(ctrl->admin_tagset); + } +} +EXPORT_SYMBOL_GPL(nvme_cancel_admin_tagset); + bool nvme_change_ctrl_state(struct nvme_ctrl *ctrl, enum nvme_ctrl_state new_state) { @@ -1874,30 +1894,18 @@ static void nvme_config_discard(struct gendisk *disk, struct nvme_ns *ns) blk_queue_max_write_zeroes_sectors(queue, UINT_MAX); } -static void nvme_config_write_zeroes(struct gendisk *disk, struct nvme_ns *ns) +/* + * Even though NVMe spec explicitly states that MDTS is not applicable to the + * write-zeroes, we are cautious and limit the size to the controllers + * max_hw_sectors value, which is based on the MDTS field and possibly other + * limiting factors. + */ +static void nvme_config_write_zeroes(struct request_queue *q, + struct nvme_ctrl *ctrl) { - u64 max_blocks; - - if (!(ns->ctrl->oncs & NVME_CTRL_ONCS_WRITE_ZEROES) || - (ns->ctrl->quirks & NVME_QUIRK_DISABLE_WRITE_ZEROES)) - return; - /* - * Even though NVMe spec explicitly states that MDTS is not - * applicable to the write-zeroes:- "The restriction does not apply to - * commands that do not transfer data between the host and the - * controller (e.g., Write Uncorrectable ro Write Zeroes command).". - * In order to be more cautious use controller's max_hw_sectors value - * to configure the maximum sectors for the write-zeroes which is - * configured based on the controller's MDTS field in the - * nvme_init_identify() if available. - */ - if (ns->ctrl->max_hw_sectors == UINT_MAX) - max_blocks = (u64)USHRT_MAX + 1; - else - max_blocks = ns->ctrl->max_hw_sectors + 1; - - blk_queue_max_write_zeroes_sectors(disk->queue, - nvme_lba_to_sect(ns, max_blocks)); + if ((ctrl->oncs & NVME_CTRL_ONCS_WRITE_ZEROES) && + !(ctrl->quirks & NVME_QUIRK_DISABLE_WRITE_ZEROES)) + blk_queue_max_write_zeroes_sectors(q, ctrl->max_hw_sectors); } static bool nvme_ns_ids_valid(struct nvme_ns_ids *ids) @@ -2069,7 +2077,7 @@ static void nvme_update_disk_info(struct gendisk *disk, set_capacity_revalidate_and_notify(disk, capacity, false); nvme_config_discard(disk, ns); - nvme_config_write_zeroes(disk, ns); + nvme_config_write_zeroes(disk->queue, ns->ctrl); if (id->nsattr & NVME_NS_ATTR_RO) set_disk_ro(disk, true); diff --git a/drivers/nvme/host/fc.c b/drivers/nvme/host/fc.c index 5ead217ac2bc..fab068c8ba02 100644 --- a/drivers/nvme/host/fc.c +++ b/drivers/nvme/host/fc.c @@ -2055,7 +2055,7 @@ done: nvme_fc_complete_rq(rq); check_error: - if (terminate_assoc) + if (terminate_assoc && ctrl->ctrl.state != NVME_CTRL_RESETTING) queue_work(nvme_reset_wq, &ctrl->ioerr_work); } diff --git a/drivers/nvme/host/multipath.c b/drivers/nvme/host/multipath.c index 292e535a385d..e812a0d0fdb3 100644 --- a/drivers/nvme/host/multipath.c +++ b/drivers/nvme/host/multipath.c @@ -676,6 +676,10 @@ void nvme_mpath_add_disk(struct nvme_ns *ns, struct nvme_id_ns *id) if (blk_queue_stable_writes(ns->queue) && ns->head->disk) blk_queue_flag_set(QUEUE_FLAG_STABLE_WRITES, ns->head->disk->queue); +#ifdef CONFIG_BLK_DEV_ZONED + if (blk_queue_is_zoned(ns->queue) && ns->head->disk) + ns->head->disk->queue->nr_zones = ns->queue->nr_zones; +#endif } void nvme_mpath_remove_disk(struct nvme_ns_head *head) diff --git a/drivers/nvme/host/nvme.h b/drivers/nvme/host/nvme.h index 567f7ad18a91..f843540cc238 100644 --- a/drivers/nvme/host/nvme.h +++ b/drivers/nvme/host/nvme.h @@ -571,6 +571,8 @@ static inline bool nvme_is_aen_req(u16 qid, __u16 command_id) void nvme_complete_rq(struct request *req); bool nvme_cancel_request(struct request *req, void *data, bool reserved); +void nvme_cancel_tagset(struct nvme_ctrl *ctrl); +void nvme_cancel_admin_tagset(struct nvme_ctrl *ctrl); bool nvme_change_ctrl_state(struct nvme_ctrl *ctrl, enum nvme_ctrl_state new_state); bool nvme_wait_reset(struct nvme_ctrl *ctrl); diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c index 4a33287371bd..99c59f93a064 100644 --- a/drivers/nvme/host/pci.c +++ b/drivers/nvme/host/pci.c @@ -3235,7 +3235,8 @@ static const struct pci_device_id nvme_id_table[] = { { PCI_DEVICE(0x126f, 0x2263), /* Silicon Motion unidentified */ .driver_data = NVME_QUIRK_NO_NS_DESC_LIST, }, { PCI_DEVICE(0x1bb1, 0x0100), /* Seagate Nytro Flash Storage */ - .driver_data = NVME_QUIRK_DELAY_BEFORE_CHK_RDY, }, + .driver_data = NVME_QUIRK_DELAY_BEFORE_CHK_RDY | + NVME_QUIRK_NO_NS_DESC_LIST, }, { PCI_DEVICE(0x1c58, 0x0003), /* HGST adapter */ .driver_data = NVME_QUIRK_DELAY_BEFORE_CHK_RDY, }, { PCI_DEVICE(0x1c58, 0x0023), /* WDC SN200 adapter */ @@ -3249,6 +3250,9 @@ static const struct pci_device_id nvme_id_table[] = { NVME_QUIRK_IGNORE_DEV_SUBNQN, }, { PCI_DEVICE(0x1987, 0x5016), /* Phison E16 */ .driver_data = NVME_QUIRK_IGNORE_DEV_SUBNQN, }, + { PCI_DEVICE(0x1b4b, 0x1092), /* Lexar 256 GB SSD */ + .driver_data = NVME_QUIRK_NO_NS_DESC_LIST | + NVME_QUIRK_IGNORE_DEV_SUBNQN, }, { PCI_DEVICE(0x1d1d, 0x1f1f), /* LighNVM qemu device */ .driver_data = NVME_QUIRK_LIGHTNVM, }, { PCI_DEVICE(0x1d1d, 0x2807), /* CNEX WL */ @@ -3264,6 +3268,8 @@ static const struct pci_device_id nvme_id_table[] = { .driver_data = NVME_QUIRK_DISABLE_WRITE_ZEROES, }, { PCI_DEVICE(0x15b7, 0x2001), /* Sandisk Skyhawk */ .driver_data = NVME_QUIRK_DISABLE_WRITE_ZEROES, }, + { PCI_DEVICE(0x2646, 0x2262), /* KINGSTON SKC2000 NVMe SSD */ + .driver_data = NVME_QUIRK_NO_DEEPEST_PS, }, { PCI_DEVICE(0x2646, 0x2263), /* KINGSTON A2000 NVMe SSD */ .driver_data = NVME_QUIRK_NO_DEEPEST_PS, }, { PCI_DEVICE(PCI_VENDOR_ID_APPLE, 0x2001), diff --git a/drivers/nvme/host/rdma.c b/drivers/nvme/host/rdma.c index 4eb867804b6a..8b326508a480 100644 --- a/drivers/nvme/host/rdma.c +++ b/drivers/nvme/host/rdma.c @@ -736,8 +736,11 @@ static int nvme_rdma_alloc_io_queues(struct nvme_rdma_ctrl *ctrl) return ret; ctrl->ctrl.queue_count = nr_io_queues + 1; - if (ctrl->ctrl.queue_count < 2) - return 0; + if (ctrl->ctrl.queue_count < 2) { + dev_err(ctrl->ctrl.device, + "unable to set any I/O queues\n"); + return -ENOMEM; + } dev_info(ctrl->ctrl.device, "creating %d I/O queues.\n", nr_io_queues); @@ -919,12 +922,16 @@ static int nvme_rdma_configure_admin_queue(struct nvme_rdma_ctrl *ctrl, error = nvme_init_identify(&ctrl->ctrl); if (error) - goto out_stop_queue; + goto out_quiesce_queue; return 0; +out_quiesce_queue: + blk_mq_quiesce_queue(ctrl->ctrl.admin_q); + blk_sync_queue(ctrl->ctrl.admin_q); out_stop_queue: nvme_rdma_stop_queue(&ctrl->queues[0]); + nvme_cancel_admin_tagset(&ctrl->ctrl); out_cleanup_queue: if (new) blk_cleanup_queue(ctrl->ctrl.admin_q); @@ -1001,8 +1008,10 @@ static int nvme_rdma_configure_io_queues(struct nvme_rdma_ctrl *ctrl, bool new) out_wait_freeze_timed_out: nvme_stop_queues(&ctrl->ctrl); + nvme_sync_io_queues(&ctrl->ctrl); nvme_rdma_stop_io_queues(ctrl); out_cleanup_connect_q: + nvme_cancel_tagset(&ctrl->ctrl); if (new) blk_cleanup_queue(ctrl->ctrl.connect_q); out_free_tag_set: @@ -1144,10 +1153,18 @@ static int nvme_rdma_setup_ctrl(struct nvme_rdma_ctrl *ctrl, bool new) return 0; destroy_io: - if (ctrl->ctrl.queue_count > 1) + if (ctrl->ctrl.queue_count > 1) { + nvme_stop_queues(&ctrl->ctrl); + nvme_sync_io_queues(&ctrl->ctrl); + nvme_rdma_stop_io_queues(ctrl); + nvme_cancel_tagset(&ctrl->ctrl); nvme_rdma_destroy_io_queues(ctrl, new); + } destroy_admin: + blk_mq_quiesce_queue(ctrl->ctrl.admin_q); + blk_sync_queue(ctrl->ctrl.admin_q); nvme_rdma_stop_queue(&ctrl->queues[0]); + nvme_cancel_admin_tagset(&ctrl->ctrl); nvme_rdma_destroy_admin_queue(ctrl, new); return ret; } diff --git a/drivers/nvme/host/tcp.c b/drivers/nvme/host/tcp.c index 6487b7897d1f..9444e5e2a95b 100644 --- a/drivers/nvme/host/tcp.c +++ b/drivers/nvme/host/tcp.c @@ -287,7 +287,7 @@ static inline void nvme_tcp_queue_request(struct nvme_tcp_request *req, * directly, otherwise queue io_work. Also, only do that if we * are on the same cpu, so we don't introduce contention. */ - if (queue->io_cpu == __smp_processor_id() && + if (queue->io_cpu == raw_smp_processor_id() && sync && empty && mutex_trylock(&queue->send_mutex)) { queue->more_requests = !last; nvme_tcp_send_all(queue); @@ -568,6 +568,13 @@ static int nvme_tcp_setup_h2c_data_pdu(struct nvme_tcp_request *req, req->pdu_len = le32_to_cpu(pdu->r2t_length); req->pdu_sent = 0; + if (unlikely(!req->pdu_len)) { + dev_err(queue->ctrl->ctrl.device, + "req %d r2t len is %u, probably a bug...\n", + rq->tag, req->pdu_len); + return -EPROTO; + } + if (unlikely(req->data_sent + req->pdu_len > req->data_len)) { dev_err(queue->ctrl->ctrl.device, "req %d r2t len %u exceeded data len %u (%zu sent)\n", @@ -1748,8 +1755,11 @@ static int nvme_tcp_alloc_io_queues(struct nvme_ctrl *ctrl) return ret; ctrl->queue_count = nr_io_queues + 1; - if (ctrl->queue_count < 2) - return 0; + if (ctrl->queue_count < 2) { + dev_err(ctrl->device, + "unable to set any I/O queues\n"); + return -ENOMEM; + } dev_info(ctrl->device, "creating %d I/O queues.\n", nr_io_queues); @@ -1815,8 +1825,10 @@ static int nvme_tcp_configure_io_queues(struct nvme_ctrl *ctrl, bool new) out_wait_freeze_timed_out: nvme_stop_queues(ctrl); + nvme_sync_io_queues(ctrl); nvme_tcp_stop_io_queues(ctrl); out_cleanup_connect_q: + nvme_cancel_tagset(ctrl); if (new) blk_cleanup_queue(ctrl->connect_q); out_free_tag_set: @@ -1878,12 +1890,16 @@ static int nvme_tcp_configure_admin_queue(struct nvme_ctrl *ctrl, bool new) error = nvme_init_identify(ctrl); if (error) - goto out_stop_queue; + goto out_quiesce_queue; return 0; +out_quiesce_queue: + blk_mq_quiesce_queue(ctrl->admin_q); + blk_sync_queue(ctrl->admin_q); out_stop_queue: nvme_tcp_stop_queue(ctrl, 0); + nvme_cancel_admin_tagset(ctrl); out_cleanup_queue: if (new) blk_cleanup_queue(ctrl->admin_q); @@ -2003,10 +2019,18 @@ static int nvme_tcp_setup_ctrl(struct nvme_ctrl *ctrl, bool new) return 0; destroy_io: - if (ctrl->queue_count > 1) + if (ctrl->queue_count > 1) { + nvme_stop_queues(ctrl); + nvme_sync_io_queues(ctrl); + nvme_tcp_stop_io_queues(ctrl); + nvme_cancel_tagset(ctrl); nvme_tcp_destroy_io_queues(ctrl, new); + } destroy_admin: + blk_mq_quiesce_queue(ctrl->admin_q); + blk_sync_queue(ctrl->admin_q); nvme_tcp_stop_queue(ctrl, 0); + nvme_cancel_admin_tagset(ctrl); nvme_tcp_destroy_admin_queue(ctrl, new); return ret; } diff --git a/drivers/nvme/target/admin-cmd.c b/drivers/nvme/target/admin-cmd.c index 92ca23bc8dbf..e20dea5c44f7 100644 --- a/drivers/nvme/target/admin-cmd.c +++ b/drivers/nvme/target/admin-cmd.c @@ -469,7 +469,6 @@ out: static void nvmet_execute_identify_ns(struct nvmet_req *req) { struct nvmet_ctrl *ctrl = req->sq->ctrl; - struct nvmet_ns *ns; struct nvme_id_ns *id; u16 status = 0; @@ -486,20 +485,21 @@ static void nvmet_execute_identify_ns(struct nvmet_req *req) } /* return an all zeroed buffer if we can't find an active namespace */ - ns = nvmet_find_namespace(ctrl, req->cmd->identify.nsid); - if (!ns) { - status = NVME_SC_INVALID_NS; + req->ns = nvmet_find_namespace(ctrl, req->cmd->identify.nsid); + if (!req->ns) { + status = 0; goto done; } - nvmet_ns_revalidate(ns); + nvmet_ns_revalidate(req->ns); /* * nuse = ncap = nsze isn't always true, but we have no way to find * that out from the underlying device. */ - id->ncap = id->nsze = cpu_to_le64(ns->size >> ns->blksize_shift); - switch (req->port->ana_state[ns->anagrpid]) { + id->ncap = id->nsze = + cpu_to_le64(req->ns->size >> req->ns->blksize_shift); + switch (req->port->ana_state[req->ns->anagrpid]) { case NVME_ANA_INACCESSIBLE: case NVME_ANA_PERSISTENT_LOSS: break; @@ -508,8 +508,8 @@ static void nvmet_execute_identify_ns(struct nvmet_req *req) break; } - if (ns->bdev) - nvmet_bdev_set_limits(ns->bdev, id); + if (req->ns->bdev) + nvmet_bdev_set_limits(req->ns->bdev, id); /* * We just provide a single LBA format that matches what the @@ -523,25 +523,24 @@ static void nvmet_execute_identify_ns(struct nvmet_req *req) * controllers, but also with any other user of the block device. */ id->nmic = (1 << 0); - id->anagrpid = cpu_to_le32(ns->anagrpid); + id->anagrpid = cpu_to_le32(req->ns->anagrpid); - memcpy(&id->nguid, &ns->nguid, sizeof(id->nguid)); + memcpy(&id->nguid, &req->ns->nguid, sizeof(id->nguid)); - id->lbaf[0].ds = ns->blksize_shift; + id->lbaf[0].ds = req->ns->blksize_shift; - if (ctrl->pi_support && nvmet_ns_has_pi(ns)) { + if (ctrl->pi_support && nvmet_ns_has_pi(req->ns)) { id->dpc = NVME_NS_DPC_PI_FIRST | NVME_NS_DPC_PI_LAST | NVME_NS_DPC_PI_TYPE1 | NVME_NS_DPC_PI_TYPE2 | NVME_NS_DPC_PI_TYPE3; id->mc = NVME_MC_EXTENDED_LBA; - id->dps = ns->pi_type; + id->dps = req->ns->pi_type; id->flbas = NVME_NS_FLBAS_META_EXT; - id->lbaf[0].ms = cpu_to_le16(ns->metadata_size); + id->lbaf[0].ms = cpu_to_le16(req->ns->metadata_size); } - if (ns->readonly) + if (req->ns->readonly) id->nsattr |= (1 << 0); - nvmet_put_namespace(ns); done: if (!status) status = nvmet_copy_to_sgl(req, 0, id, sizeof(*id)); diff --git a/drivers/nvme/target/core.c b/drivers/nvme/target/core.c index 957b39a82431..1e79d33c1df7 100644 --- a/drivers/nvme/target/core.c +++ b/drivers/nvme/target/core.c @@ -1109,9 +1109,20 @@ static void nvmet_start_ctrl(struct nvmet_ctrl *ctrl) { lockdep_assert_held(&ctrl->lock); - if (nvmet_cc_iosqes(ctrl->cc) != NVME_NVM_IOSQES || - nvmet_cc_iocqes(ctrl->cc) != NVME_NVM_IOCQES || - nvmet_cc_mps(ctrl->cc) != 0 || + /* + * Only I/O controllers should verify iosqes,iocqes. + * Strictly speaking, the spec says a discovery controller + * should verify iosqes,iocqes are zeroed, however that + * would break backwards compatibility, so don't enforce it. + */ + if (ctrl->subsys->type != NVME_NQN_DISC && + (nvmet_cc_iosqes(ctrl->cc) != NVME_NVM_IOSQES || + nvmet_cc_iocqes(ctrl->cc) != NVME_NVM_IOCQES)) { + ctrl->csts = NVME_CSTS_CFS; + return; + } + + if (nvmet_cc_mps(ctrl->cc) != 0 || nvmet_cc_ams(ctrl->cc) != 0 || nvmet_cc_css(ctrl->cc) != 0) { ctrl->csts = NVME_CSTS_CFS; diff --git a/drivers/nvme/target/tcp.c b/drivers/nvme/target/tcp.c index aacf06f0b431..8b0485ada315 100644 --- a/drivers/nvme/target/tcp.c +++ b/drivers/nvme/target/tcp.c @@ -379,7 +379,7 @@ err: return NVME_SC_INTERNAL; } -static void nvmet_tcp_ddgst(struct ahash_request *hash, +static void nvmet_tcp_send_ddgst(struct ahash_request *hash, struct nvmet_tcp_cmd *cmd) { ahash_request_set_crypt(hash, cmd->req.sg, @@ -387,6 +387,23 @@ static void nvmet_tcp_ddgst(struct ahash_request *hash, crypto_ahash_digest(hash); } +static void nvmet_tcp_recv_ddgst(struct ahash_request *hash, + struct nvmet_tcp_cmd *cmd) +{ + struct scatterlist sg; + struct kvec *iov; + int i; + + crypto_ahash_init(hash); + for (i = 0, iov = cmd->iov; i < cmd->nr_mapped; i++, iov++) { + sg_init_one(&sg, iov->iov_base, iov->iov_len); + ahash_request_set_crypt(hash, &sg, NULL, iov->iov_len); + crypto_ahash_update(hash); + } + ahash_request_set_crypt(hash, NULL, (void *)&cmd->exp_ddgst, 0); + crypto_ahash_final(hash); +} + static void nvmet_setup_c2h_data_pdu(struct nvmet_tcp_cmd *cmd) { struct nvme_tcp_data_pdu *pdu = cmd->data_pdu; @@ -411,7 +428,7 @@ static void nvmet_setup_c2h_data_pdu(struct nvmet_tcp_cmd *cmd) if (queue->data_digest) { pdu->hdr.flags |= NVME_TCP_F_DDGST; - nvmet_tcp_ddgst(queue->snd_hash, cmd); + nvmet_tcp_send_ddgst(queue->snd_hash, cmd); } if (cmd->queue->hdr_digest) { @@ -1060,7 +1077,7 @@ static void nvmet_tcp_prep_recv_ddgst(struct nvmet_tcp_cmd *cmd) { struct nvmet_tcp_queue *queue = cmd->queue; - nvmet_tcp_ddgst(queue->rcv_hash, cmd); + nvmet_tcp_recv_ddgst(queue->rcv_hash, cmd); queue->offset = 0; queue->left = NVME_TCP_DIGEST_LENGTH; queue->rcv_state = NVMET_TCP_RECV_DDGST; @@ -1081,14 +1098,14 @@ static int nvmet_tcp_try_recv_data(struct nvmet_tcp_queue *queue) cmd->rbytes_done += ret; } + if (queue->data_digest) { + nvmet_tcp_prep_recv_ddgst(cmd); + return 0; + } nvmet_tcp_unmap_pdu_iovec(cmd); if (!(cmd->flags & NVMET_TCP_F_INIT_FAILED) && cmd->rbytes_done == cmd->req.transfer_len) { - if (queue->data_digest) { - nvmet_tcp_prep_recv_ddgst(cmd); - return 0; - } cmd->req.execute(&cmd->req); } @@ -1468,17 +1485,27 @@ static int nvmet_tcp_set_queue_sock(struct nvmet_tcp_queue *queue) if (inet->rcv_tos > 0) ip_sock_set_tos(sock->sk, inet->rcv_tos); + ret = 0; write_lock_bh(&sock->sk->sk_callback_lock); - sock->sk->sk_user_data = queue; - queue->data_ready = sock->sk->sk_data_ready; - sock->sk->sk_data_ready = nvmet_tcp_data_ready; - queue->state_change = sock->sk->sk_state_change; - sock->sk->sk_state_change = nvmet_tcp_state_change; - queue->write_space = sock->sk->sk_write_space; - sock->sk->sk_write_space = nvmet_tcp_write_space; + if (sock->sk->sk_state != TCP_ESTABLISHED) { + /* + * If the socket is already closing, don't even start + * consuming it + */ + ret = -ENOTCONN; + } else { + sock->sk->sk_user_data = queue; + queue->data_ready = sock->sk->sk_data_ready; + sock->sk->sk_data_ready = nvmet_tcp_data_ready; + queue->state_change = sock->sk->sk_state_change; + sock->sk->sk_state_change = nvmet_tcp_state_change; + queue->write_space = sock->sk->sk_write_space; + sock->sk->sk_write_space = nvmet_tcp_write_space; + queue_work_on(queue_cpu(queue), nvmet_tcp_wq, &queue->io_work); + } write_unlock_bh(&sock->sk->sk_callback_lock); - return 0; + return ret; } static int nvmet_tcp_alloc_queue(struct nvmet_tcp_port *port, @@ -1526,8 +1553,6 @@ static int nvmet_tcp_alloc_queue(struct nvmet_tcp_port *port, if (ret) goto out_destroy_sq; - queue_work_on(queue_cpu(queue), nvmet_tcp_wq, &queue->io_work); - return 0; out_destroy_sq: mutex_lock(&nvmet_tcp_queue_mutex); diff --git a/drivers/nvmem/core.c b/drivers/nvmem/core.c index a09ff8409f60..9b6ab83956c3 100644 --- a/drivers/nvmem/core.c +++ b/drivers/nvmem/core.c @@ -545,7 +545,9 @@ static int nvmem_add_cells_from_of(struct nvmem_device *nvmem) for_each_child_of_node(parent, child) { addr = of_get_property(child, "reg", &len); - if (!addr || (len < 2 * sizeof(u32))) { + if (!addr) + continue; + if (len < 2 * sizeof(u32)) { dev_err(dev, "nvmem: invalid reg on %pOF\n", child); return -EINVAL; } @@ -576,6 +578,7 @@ static int nvmem_add_cells_from_of(struct nvmem_device *nvmem) cell->name, nvmem->stride); /* Cells already added will be freed later. */ kfree_const(cell->name); + of_node_put(cell->np); kfree(cell); return -EINVAL; } diff --git a/drivers/nvmem/qcom-spmi-sdam.c b/drivers/nvmem/qcom-spmi-sdam.c index a72704cd0468..f6e9f96933ca 100644 --- a/drivers/nvmem/qcom-spmi-sdam.c +++ b/drivers/nvmem/qcom-spmi-sdam.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0-only /* - * Copyright (c) 2017, 2020 The Linux Foundation. All rights reserved. + * Copyright (c) 2017, 2020-2021, The Linux Foundation. All rights reserved. */ #include @@ -18,7 +18,6 @@ #define SDAM_PBS_TRIG_CLR 0xE6 struct sdam_chip { - struct platform_device *pdev; struct regmap *regmap; struct nvmem_config sdam_config; unsigned int base; @@ -65,7 +64,7 @@ static int sdam_read(void *priv, unsigned int offset, void *val, size_t bytes) { struct sdam_chip *sdam = priv; - struct device *dev = &sdam->pdev->dev; + struct device *dev = sdam->sdam_config.dev; int rc; if (!sdam_is_valid(sdam, offset, bytes)) { @@ -86,7 +85,7 @@ static int sdam_write(void *priv, unsigned int offset, void *val, size_t bytes) { struct sdam_chip *sdam = priv; - struct device *dev = &sdam->pdev->dev; + struct device *dev = sdam->sdam_config.dev; int rc; if (!sdam_is_valid(sdam, offset, bytes)) { diff --git a/drivers/of/address.c b/drivers/of/address.c index 1c3257a2d4e3..73ddf2540f3f 100644 --- a/drivers/of/address.c +++ b/drivers/of/address.c @@ -1024,6 +1024,48 @@ out: } #endif /* CONFIG_HAS_DMA */ +/** + * of_dma_get_max_cpu_address - Gets highest CPU address suitable for DMA + * @np: The node to start searching from or NULL to start from the root + * + * Gets the highest CPU physical address that is addressable by all DMA masters + * in the sub-tree pointed by np, or the whole tree if NULL is passed. If no + * DMA constrained device is found, it returns PHYS_ADDR_MAX. + */ +phys_addr_t __init of_dma_get_max_cpu_address(struct device_node *np) +{ + phys_addr_t max_cpu_addr = PHYS_ADDR_MAX; + struct of_range_parser parser; + phys_addr_t subtree_max_addr; + struct device_node *child; + struct of_range range; + const __be32 *ranges; + u64 cpu_end = 0; + int len; + + if (!np) + np = of_root; + + ranges = of_get_property(np, "dma-ranges", &len); + if (ranges && len) { + of_dma_range_parser_init(&parser, np); + for_each_of_range(&parser, &range) + if (range.cpu_addr + range.size > cpu_end) + cpu_end = range.cpu_addr + range.size - 1; + + if (max_cpu_addr > cpu_end) + max_cpu_addr = cpu_end; + } + + for_each_available_child_of_node(np, child) { + subtree_max_addr = of_dma_get_max_cpu_address(child); + if (max_cpu_addr > subtree_max_addr) + max_cpu_addr = subtree_max_addr; + } + + return max_cpu_addr; +} + /** * of_dma_is_coherent - Check if device is coherent * @np: device node diff --git a/drivers/of/fdt.c b/drivers/of/fdt.c index 5d9c71050fe7..04a74c8f2315 100644 --- a/drivers/of/fdt.c +++ b/drivers/of/fdt.c @@ -1173,8 +1173,16 @@ int __init __weak early_init_dt_mark_hotplug_memory_arch(u64 base, u64 size) int __init __weak early_init_dt_reserve_memory_arch(phys_addr_t base, phys_addr_t size, bool nomap) { - if (nomap) - return memblock_remove(base, size); + if (nomap) { + /* + * If the memory is already reserved (by another region), we + * should not allow it to be marked nomap. + */ + if (memblock_is_region_reserved(base, size)) + return -EBUSY; + + return memblock_mark_nomap(base, size); + } return memblock_reserve(base, size); } diff --git a/drivers/of/unittest.c b/drivers/of/unittest.c index 06cc988faf78..eb51bc147440 100644 --- a/drivers/of/unittest.c +++ b/drivers/of/unittest.c @@ -869,6 +869,26 @@ static void __init of_unittest_changeset(void) #endif } +static void __init of_unittest_dma_get_max_cpu_address(void) +{ + struct device_node *np; + phys_addr_t cpu_addr; + + if (!IS_ENABLED(CONFIG_OF_ADDRESS)) + return; + + np = of_find_node_by_path("/testcase-data/address-tests"); + if (!np) { + pr_err("missing testcase data\n"); + return; + } + + cpu_addr = of_dma_get_max_cpu_address(np); + unittest(cpu_addr == 0x4fffffff, + "of_dma_get_max_cpu_address: wrong CPU addr %pad (expecting %x)\n", + &cpu_addr, 0x4fffffff); +} + static void __init of_unittest_dma_ranges_one(const char *path, u64 expect_dma_addr, u64 expect_paddr) { @@ -3266,6 +3286,7 @@ static int __init of_unittest(void) of_unittest_changeset(); of_unittest_parse_interrupts(); of_unittest_parse_interrupts_extended(); + of_unittest_dma_get_max_cpu_address(); of_unittest_parse_dma_ranges(); of_unittest_pci_dma_ranges(); of_unittest_match_node(); diff --git a/drivers/opp/of.c b/drivers/opp/of.c index 16f39e2127a5..f9bd3837e9d5 100644 --- a/drivers/opp/of.c +++ b/drivers/opp/of.c @@ -751,7 +751,6 @@ static struct dev_pm_opp *_opp_add_static_v2(struct opp_table *opp_table, struct device *dev, struct device_node *np) { struct dev_pm_opp *new_opp; - u64 rate = 0; u32 val; int ret; bool rate_not_available = false; @@ -768,7 +767,8 @@ static struct dev_pm_opp *_opp_add_static_v2(struct opp_table *opp_table, /* Check if the OPP supports hardware's hierarchy of versions or not */ if (!_opp_is_supported(dev, opp_table, np)) { - dev_dbg(dev, "OPP not supported by hardware: %llu\n", rate); + dev_dbg(dev, "OPP not supported by hardware: %lu\n", + new_opp->rate); goto free_opp; } diff --git a/drivers/pci/controller/cadence/pci-j721e.c b/drivers/pci/controller/cadence/pci-j721e.c index 586b9d69fa5e..d34ca0fda0f6 100644 --- a/drivers/pci/controller/cadence/pci-j721e.c +++ b/drivers/pci/controller/cadence/pci-j721e.c @@ -63,6 +63,7 @@ enum j721e_pcie_mode { struct j721e_pcie_data { enum j721e_pcie_mode mode; + bool quirk_retrain_flag; }; static inline u32 j721e_pcie_user_readl(struct j721e_pcie *pcie, u32 offset) @@ -270,6 +271,7 @@ static struct pci_ops cdns_ti_pcie_host_ops = { static const struct j721e_pcie_data j721e_pcie_rc_data = { .mode = PCI_MODE_RC, + .quirk_retrain_flag = true, }; static const struct j721e_pcie_data j721e_pcie_ep_data = { @@ -378,6 +380,7 @@ static int j721e_pcie_probe(struct platform_device *pdev) bridge->ops = &cdns_ti_pcie_host_ops; rc = pci_host_bridge_priv(bridge); + rc->quirk_retrain_flag = data->quirk_retrain_flag; cdns_pcie = &rc->pcie; cdns_pcie->dev = dev; diff --git a/drivers/pci/controller/cadence/pcie-cadence-host.c b/drivers/pci/controller/cadence/pcie-cadence-host.c index 811c1cb2e8de..73dcf8cf98fb 100644 --- a/drivers/pci/controller/cadence/pcie-cadence-host.c +++ b/drivers/pci/controller/cadence/pcie-cadence-host.c @@ -77,6 +77,68 @@ static struct pci_ops cdns_pcie_host_ops = { .write = pci_generic_config_write, }; +static int cdns_pcie_host_wait_for_link(struct cdns_pcie *pcie) +{ + struct device *dev = pcie->dev; + int retries; + + /* Check if the link is up or not */ + for (retries = 0; retries < LINK_WAIT_MAX_RETRIES; retries++) { + if (cdns_pcie_link_up(pcie)) { + dev_info(dev, "Link up\n"); + return 0; + } + usleep_range(LINK_WAIT_USLEEP_MIN, LINK_WAIT_USLEEP_MAX); + } + + return -ETIMEDOUT; +} + +static int cdns_pcie_retrain(struct cdns_pcie *pcie) +{ + u32 lnk_cap_sls, pcie_cap_off = CDNS_PCIE_RP_CAP_OFFSET; + u16 lnk_stat, lnk_ctl; + int ret = 0; + + /* + * Set retrain bit if current speed is 2.5 GB/s, + * but the PCIe root port support is > 2.5 GB/s. + */ + + lnk_cap_sls = cdns_pcie_readl(pcie, (CDNS_PCIE_RP_BASE + pcie_cap_off + + PCI_EXP_LNKCAP)); + if ((lnk_cap_sls & PCI_EXP_LNKCAP_SLS) <= PCI_EXP_LNKCAP_SLS_2_5GB) + return ret; + + lnk_stat = cdns_pcie_rp_readw(pcie, pcie_cap_off + PCI_EXP_LNKSTA); + if ((lnk_stat & PCI_EXP_LNKSTA_CLS) == PCI_EXP_LNKSTA_CLS_2_5GB) { + lnk_ctl = cdns_pcie_rp_readw(pcie, + pcie_cap_off + PCI_EXP_LNKCTL); + lnk_ctl |= PCI_EXP_LNKCTL_RL; + cdns_pcie_rp_writew(pcie, pcie_cap_off + PCI_EXP_LNKCTL, + lnk_ctl); + + ret = cdns_pcie_host_wait_for_link(pcie); + } + return ret; +} + +static int cdns_pcie_host_start_link(struct cdns_pcie_rc *rc) +{ + struct cdns_pcie *pcie = &rc->pcie; + int ret; + + ret = cdns_pcie_host_wait_for_link(pcie); + + /* + * Retrain link for Gen2 training defect + * if quirk flag is set. + */ + if (!ret && rc->quirk_retrain_flag) + ret = cdns_pcie_retrain(pcie); + + return ret; +} static int cdns_pcie_host_init_root_port(struct cdns_pcie_rc *rc) { @@ -321,9 +383,10 @@ static int cdns_pcie_host_map_dma_ranges(struct cdns_pcie_rc *rc) resource_list_for_each_entry(entry, &bridge->dma_ranges) { err = cdns_pcie_host_bar_config(rc, entry); - if (err) + if (err) { dev_err(dev, "Fail to configure IB using dma-ranges\n"); - return err; + return err; + } } return 0; @@ -398,23 +461,6 @@ static int cdns_pcie_host_init(struct device *dev, return cdns_pcie_host_init_address_translation(rc); } -static int cdns_pcie_host_wait_for_link(struct cdns_pcie *pcie) -{ - struct device *dev = pcie->dev; - int retries; - - /* Check if the link is up or not */ - for (retries = 0; retries < LINK_WAIT_MAX_RETRIES; retries++) { - if (cdns_pcie_link_up(pcie)) { - dev_info(dev, "Link up\n"); - return 0; - } - usleep_range(LINK_WAIT_USLEEP_MIN, LINK_WAIT_USLEEP_MAX); - } - - return -ETIMEDOUT; -} - int cdns_pcie_host_setup(struct cdns_pcie_rc *rc) { struct device *dev = rc->pcie.dev; @@ -457,7 +503,7 @@ int cdns_pcie_host_setup(struct cdns_pcie_rc *rc) return ret; } - ret = cdns_pcie_host_wait_for_link(pcie); + ret = cdns_pcie_host_start_link(rc); if (ret) dev_dbg(dev, "PCIe link never came up\n"); diff --git a/drivers/pci/controller/cadence/pcie-cadence.h b/drivers/pci/controller/cadence/pcie-cadence.h index feed1e3038f4..6705a5fedfbb 100644 --- a/drivers/pci/controller/cadence/pcie-cadence.h +++ b/drivers/pci/controller/cadence/pcie-cadence.h @@ -119,7 +119,7 @@ * Root Port Registers (PCI configuration space for the root port function) */ #define CDNS_PCIE_RP_BASE 0x00200000 - +#define CDNS_PCIE_RP_CAP_OFFSET 0xc0 /* * Address Translation Registers @@ -290,6 +290,7 @@ struct cdns_pcie { * @device_id: PCI device ID * @avail_ib_bar: Satus of RP_BAR0, RP_BAR1 and RP_NO_BAR if it's free or * available + * @quirk_retrain_flag: Retrain link as quirk for PCIe Gen2 */ struct cdns_pcie_rc { struct cdns_pcie pcie; @@ -298,6 +299,7 @@ struct cdns_pcie_rc { u32 vendor_id; u32 device_id; bool avail_ib_bar[CDNS_PCIE_RP_MAX_IB]; + bool quirk_retrain_flag; }; /** @@ -413,6 +415,13 @@ static inline void cdns_pcie_rp_writew(struct cdns_pcie *pcie, cdns_pcie_write_sz(addr, 0x2, value); } +static inline u16 cdns_pcie_rp_readw(struct cdns_pcie *pcie, u32 reg) +{ + void __iomem *addr = pcie->reg_base + CDNS_PCIE_RP_BASE + reg; + + return cdns_pcie_read_sz(addr, 0x2); +} + /* Endpoint Function register access */ static inline void cdns_pcie_ep_fn_writeb(struct cdns_pcie *pcie, u8 fn, u32 reg, u8 value) diff --git a/drivers/pci/controller/dwc/pcie-qcom.c b/drivers/pci/controller/dwc/pcie-qcom.c index b4761640ffd9..557554f53ce9 100644 --- a/drivers/pci/controller/dwc/pcie-qcom.c +++ b/drivers/pci/controller/dwc/pcie-qcom.c @@ -395,7 +395,9 @@ static int qcom_pcie_init_2_1_0(struct qcom_pcie *pcie) /* enable external reference clock */ val = readl(pcie->parf + PCIE20_PARF_PHY_REFCLK); - val &= ~PHY_REFCLK_USE_PAD; + /* USE_PAD is required only for ipq806x */ + if (!of_device_is_compatible(node, "qcom,pcie-apq8064")) + val &= ~PHY_REFCLK_USE_PAD; val |= PHY_REFCLK_SSP_EN; writel(val, pcie->parf + PCIE20_PARF_PHY_REFCLK); diff --git a/drivers/pci/controller/pci-xgene-msi.c b/drivers/pci/controller/pci-xgene-msi.c index 2470782cb01a..1c34c897a7e2 100644 --- a/drivers/pci/controller/pci-xgene-msi.c +++ b/drivers/pci/controller/pci-xgene-msi.c @@ -384,13 +384,9 @@ static int xgene_msi_hwirq_alloc(unsigned int cpu) if (!msi_group->gic_irq) continue; - irq_set_chained_handler(msi_group->gic_irq, - xgene_msi_isr); - err = irq_set_handler_data(msi_group->gic_irq, msi_group); - if (err) { - pr_err("failed to register GIC IRQ handler\n"); - return -EINVAL; - } + irq_set_chained_handler_and_data(msi_group->gic_irq, + xgene_msi_isr, msi_group); + /* * Statically allocate MSI GIC IRQs to each CPU core. * With 8-core X-Gene v1, 2 MSI GIC IRQs are allocated diff --git a/drivers/pci/controller/pcie-mediatek.c b/drivers/pci/controller/pcie-mediatek.c index cf4c18f0c25a..23548b517e4b 100644 --- a/drivers/pci/controller/pcie-mediatek.c +++ b/drivers/pci/controller/pcie-mediatek.c @@ -1035,14 +1035,14 @@ static int mtk_pcie_setup(struct mtk_pcie *pcie) err = of_pci_get_devfn(child); if (err < 0) { dev_err(dev, "failed to parse devfn: %d\n", err); - return err; + goto error_put_node; } slot = PCI_SLOT(err); err = mtk_pcie_parse_port(pcie, child, slot); if (err) - return err; + goto error_put_node; } err = mtk_pcie_subsys_powerup(pcie); @@ -1058,6 +1058,9 @@ static int mtk_pcie_setup(struct mtk_pcie *pcie) mtk_pcie_subsys_powerdown(pcie); return 0; +error_put_node: + of_node_put(child); + return err; } static int mtk_pcie_probe(struct platform_device *pdev) diff --git a/drivers/pci/controller/pcie-rcar-host.c b/drivers/pci/controller/pcie-rcar-host.c index cdc0963f154e..2bee09b16255 100644 --- a/drivers/pci/controller/pcie-rcar-host.c +++ b/drivers/pci/controller/pcie-rcar-host.c @@ -737,7 +737,7 @@ static int rcar_pcie_enable_msi(struct rcar_pcie_host *host) } /* setup MSI data target */ - msi->pages = __get_free_pages(GFP_KERNEL, 0); + msi->pages = __get_free_pages(GFP_KERNEL | GFP_DMA32, 0); rcar_pcie_hw_enable_msi(host); return 0; diff --git a/drivers/pci/controller/pcie-rockchip.c b/drivers/pci/controller/pcie-rockchip.c index 904dec0d3a88..990a00e08bc5 100644 --- a/drivers/pci/controller/pcie-rockchip.c +++ b/drivers/pci/controller/pcie-rockchip.c @@ -82,7 +82,7 @@ int rockchip_pcie_parse_dt(struct rockchip_pcie *rockchip) } rockchip->mgmt_sticky_rst = devm_reset_control_get_exclusive(dev, - "mgmt-sticky"); + "mgmt-sticky"); if (IS_ERR(rockchip->mgmt_sticky_rst)) { if (PTR_ERR(rockchip->mgmt_sticky_rst) != -EPROBE_DEFER) dev_err(dev, "missing mgmt-sticky reset property in node\n"); @@ -118,11 +118,11 @@ int rockchip_pcie_parse_dt(struct rockchip_pcie *rockchip) } if (rockchip->is_rc) { - rockchip->ep_gpio = devm_gpiod_get(dev, "ep", GPIOD_OUT_HIGH); - if (IS_ERR(rockchip->ep_gpio)) { - dev_err(dev, "missing ep-gpios property in node\n"); - return PTR_ERR(rockchip->ep_gpio); - } + rockchip->ep_gpio = devm_gpiod_get_optional(dev, "ep", + GPIOD_OUT_HIGH); + if (IS_ERR(rockchip->ep_gpio)) + return dev_err_probe(dev, PTR_ERR(rockchip->ep_gpio), + "failed to get ep GPIO\n"); } rockchip->aclk_pcie = devm_clk_get(dev, "aclk"); diff --git a/drivers/pci/controller/pcie-xilinx-cpm.c b/drivers/pci/controller/pcie-xilinx-cpm.c index f92e0152e65e..67937facd90c 100644 --- a/drivers/pci/controller/pcie-xilinx-cpm.c +++ b/drivers/pci/controller/pcie-xilinx-cpm.c @@ -404,6 +404,7 @@ static int xilinx_cpm_pcie_init_irq_domain(struct xilinx_cpm_pcie_port *port) return 0; out: xilinx_cpm_free_irq_domains(port); + of_node_put(pcie_intc_node); dev_err(dev, "Failed to allocate IRQ domains\n"); return -ENOMEM; diff --git a/drivers/pci/hotplug/rpadlpar_sysfs.c b/drivers/pci/hotplug/rpadlpar_sysfs.c index cdbfa5df3a51..dbfa0b55d31a 100644 --- a/drivers/pci/hotplug/rpadlpar_sysfs.c +++ b/drivers/pci/hotplug/rpadlpar_sysfs.c @@ -34,12 +34,11 @@ static ssize_t add_slot_store(struct kobject *kobj, struct kobj_attribute *attr, if (nbytes >= MAX_DRC_NAME_LEN) return 0; - memcpy(drc_name, buf, nbytes); + strscpy(drc_name, buf, nbytes + 1); end = strchr(drc_name, '\n'); - if (!end) - end = &drc_name[nbytes]; - *end = '\0'; + if (end) + *end = '\0'; rc = dlpar_add_slot(drc_name); if (rc) @@ -65,12 +64,11 @@ static ssize_t remove_slot_store(struct kobject *kobj, if (nbytes >= MAX_DRC_NAME_LEN) return 0; - memcpy(drc_name, buf, nbytes); + strscpy(drc_name, buf, nbytes + 1); end = strchr(drc_name, '\n'); - if (!end) - end = &drc_name[nbytes]; - *end = '\0'; + if (end) + *end = '\0'; rc = dlpar_remove_slot(drc_name); if (rc) diff --git a/drivers/pci/hotplug/s390_pci_hpc.c b/drivers/pci/hotplug/s390_pci_hpc.c index c9e790c74051..a047c421debe 100644 --- a/drivers/pci/hotplug/s390_pci_hpc.c +++ b/drivers/pci/hotplug/s390_pci_hpc.c @@ -93,8 +93,9 @@ static int disable_slot(struct hotplug_slot *hotplug_slot) pci_dev_put(pdev); return -EBUSY; } + pci_dev_put(pdev); - zpci_remove_device(zdev); + zpci_remove_device(zdev, false); rc = zpci_disable_device(zdev); if (rc) diff --git a/drivers/pci/pci-bridge-emul.c b/drivers/pci/pci-bridge-emul.c index 139869d50eb2..fdaf86a888b7 100644 --- a/drivers/pci/pci-bridge-emul.c +++ b/drivers/pci/pci-bridge-emul.c @@ -21,8 +21,9 @@ #include "pci-bridge-emul.h" #define PCI_BRIDGE_CONF_END PCI_STD_HEADER_SIZEOF +#define PCI_CAP_PCIE_SIZEOF (PCI_EXP_SLTSTA2 + 2) #define PCI_CAP_PCIE_START PCI_BRIDGE_CONF_END -#define PCI_CAP_PCIE_END (PCI_CAP_PCIE_START + PCI_EXP_SLTSTA2 + 2) +#define PCI_CAP_PCIE_END (PCI_CAP_PCIE_START + PCI_CAP_PCIE_SIZEOF) /** * struct pci_bridge_reg_behavior - register bits behaviors @@ -46,7 +47,8 @@ struct pci_bridge_reg_behavior { u32 w1c; }; -static const struct pci_bridge_reg_behavior pci_regs_behavior[] = { +static const +struct pci_bridge_reg_behavior pci_regs_behavior[PCI_STD_HEADER_SIZEOF / 4] = { [PCI_VENDOR_ID / 4] = { .ro = ~0 }, [PCI_COMMAND / 4] = { .rw = (PCI_COMMAND_IO | PCI_COMMAND_MEMORY | @@ -164,7 +166,8 @@ static const struct pci_bridge_reg_behavior pci_regs_behavior[] = { }, }; -static const struct pci_bridge_reg_behavior pcie_cap_regs_behavior[] = { +static const +struct pci_bridge_reg_behavior pcie_cap_regs_behavior[PCI_CAP_PCIE_SIZEOF / 4] = { [PCI_CAP_LIST_ID / 4] = { /* * Capability ID, Next Capability Pointer and @@ -260,6 +263,8 @@ static const struct pci_bridge_reg_behavior pcie_cap_regs_behavior[] = { int pci_bridge_emul_init(struct pci_bridge_emul *bridge, unsigned int flags) { + BUILD_BUG_ON(sizeof(bridge->conf) != PCI_BRIDGE_CONF_END); + bridge->conf.class_revision |= cpu_to_le32(PCI_CLASS_BRIDGE_PCI << 16); bridge->conf.header_type = PCI_HEADER_TYPE_BRIDGE; bridge->conf.cache_line_size = 0x10; diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c index 6427cbd0a5be..9e971fffeb6a 100644 --- a/drivers/pci/pci.c +++ b/drivers/pci/pci.c @@ -3577,7 +3577,14 @@ u32 pci_rebar_get_possible_sizes(struct pci_dev *pdev, int bar) return 0; pci_read_config_dword(pdev, pos + PCI_REBAR_CAP, &cap); - return (cap & PCI_REBAR_CAP_SIZES) >> 4; + cap &= PCI_REBAR_CAP_SIZES; + + /* Sapphire RX 5600 XT Pulse has an invalid cap dword for BAR 0 */ + if (pdev->vendor == PCI_VENDOR_ID_ATI && pdev->device == 0x731f && + bar == 0 && cap == 0x7000) + cap = 0x3f000; + + return cap >> 4; } /** @@ -4003,6 +4010,10 @@ int pci_register_io_range(struct fwnode_handle *fwnode, phys_addr_t addr, ret = logic_pio_register_range(range); if (ret) kfree(range); + + /* Ignore duplicates due to deferred probing */ + if (ret == -EEXIST) + ret = 0; #endif return ret; diff --git a/drivers/pci/pci.h b/drivers/pci/pci.h index f86cae9aa1f4..9821dddb98fb 100644 --- a/drivers/pci/pci.h +++ b/drivers/pci/pci.h @@ -3,6 +3,7 @@ #define DRIVERS_PCI_H #include +#include /* Number of possible devfns: 0.0 to 1f.7 inclusive */ #define MAX_NR_DEVFNS 256 @@ -343,6 +344,11 @@ struct pci_sriov { u16 subsystem_device; /* VF subsystem device */ resource_size_t barsz[PCI_SRIOV_NUM_BARS]; /* VF BAR size */ bool drivers_autoprobe; /* Auto probing of VFs by driver */ + + ANDROID_KABI_RESERVE(1); + ANDROID_KABI_RESERVE(2); + ANDROID_KABI_RESERVE(3); + ANDROID_KABI_RESERVE(4); }; /** diff --git a/drivers/pci/pcie/Kconfig b/drivers/pci/pcie/Kconfig index 3946555a6042..45a2ef702b45 100644 --- a/drivers/pci/pcie/Kconfig +++ b/drivers/pci/pcie/Kconfig @@ -133,14 +133,6 @@ config PCIE_PTM This is only useful if you have devices that support PTM, but it is safe to enable even if you don't. -config PCIE_BW - bool "PCI Express Bandwidth Change Notification" - depends on PCIEPORTBUS - help - This enables PCI Express Bandwidth Change Notification. If - you know link width or rate changes occur only to correct - unreliable links, you may answer Y. - config PCIE_EDR bool "PCI Express Error Disconnect Recover support" depends on PCIE_DPC && ACPI diff --git a/drivers/pci/pcie/Makefile b/drivers/pci/pcie/Makefile index 68da9280ff11..9a7085668466 100644 --- a/drivers/pci/pcie/Makefile +++ b/drivers/pci/pcie/Makefile @@ -12,5 +12,4 @@ obj-$(CONFIG_PCIEAER_INJECT) += aer_inject.o obj-$(CONFIG_PCIE_PME) += pme.o obj-$(CONFIG_PCIE_DPC) += dpc.o obj-$(CONFIG_PCIE_PTM) += ptm.o -obj-$(CONFIG_PCIE_BW) += bw_notification.o obj-$(CONFIG_PCIE_EDR) += edr.o diff --git a/drivers/pci/pcie/bw_notification.c b/drivers/pci/pcie/bw_notification.c deleted file mode 100644 index 565d23cccb8b..000000000000 --- a/drivers/pci/pcie/bw_notification.c +++ /dev/null @@ -1,138 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0+ -/* - * PCI Express Link Bandwidth Notification services driver - * Author: Alexandru Gagniuc - * - * Copyright (C) 2019, Dell Inc - * - * The PCIe Link Bandwidth Notification provides a way to notify the - * operating system when the link width or data rate changes. This - * capability is required for all root ports and downstream ports - * supporting links wider than x1 and/or multiple link speeds. - * - * This service port driver hooks into the bandwidth notification interrupt - * and warns when links become degraded in operation. - */ - -#define dev_fmt(fmt) "bw_notification: " fmt - -#include "../pci.h" -#include "portdrv.h" - -static bool pcie_link_bandwidth_notification_supported(struct pci_dev *dev) -{ - int ret; - u32 lnk_cap; - - ret = pcie_capability_read_dword(dev, PCI_EXP_LNKCAP, &lnk_cap); - return (ret == PCIBIOS_SUCCESSFUL) && (lnk_cap & PCI_EXP_LNKCAP_LBNC); -} - -static void pcie_enable_link_bandwidth_notification(struct pci_dev *dev) -{ - u16 lnk_ctl; - - pcie_capability_write_word(dev, PCI_EXP_LNKSTA, PCI_EXP_LNKSTA_LBMS); - - pcie_capability_read_word(dev, PCI_EXP_LNKCTL, &lnk_ctl); - lnk_ctl |= PCI_EXP_LNKCTL_LBMIE; - pcie_capability_write_word(dev, PCI_EXP_LNKCTL, lnk_ctl); -} - -static void pcie_disable_link_bandwidth_notification(struct pci_dev *dev) -{ - u16 lnk_ctl; - - pcie_capability_read_word(dev, PCI_EXP_LNKCTL, &lnk_ctl); - lnk_ctl &= ~PCI_EXP_LNKCTL_LBMIE; - pcie_capability_write_word(dev, PCI_EXP_LNKCTL, lnk_ctl); -} - -static irqreturn_t pcie_bw_notification_irq(int irq, void *context) -{ - struct pcie_device *srv = context; - struct pci_dev *port = srv->port; - u16 link_status, events; - int ret; - - ret = pcie_capability_read_word(port, PCI_EXP_LNKSTA, &link_status); - events = link_status & PCI_EXP_LNKSTA_LBMS; - - if (ret != PCIBIOS_SUCCESSFUL || !events) - return IRQ_NONE; - - pcie_capability_write_word(port, PCI_EXP_LNKSTA, events); - pcie_update_link_speed(port->subordinate, link_status); - return IRQ_WAKE_THREAD; -} - -static irqreturn_t pcie_bw_notification_handler(int irq, void *context) -{ - struct pcie_device *srv = context; - struct pci_dev *port = srv->port; - struct pci_dev *dev; - - /* - * Print status from downstream devices, not this root port or - * downstream switch port. - */ - down_read(&pci_bus_sem); - list_for_each_entry(dev, &port->subordinate->devices, bus_list) - pcie_report_downtraining(dev); - up_read(&pci_bus_sem); - - return IRQ_HANDLED; -} - -static int pcie_bandwidth_notification_probe(struct pcie_device *srv) -{ - int ret; - - /* Single-width or single-speed ports do not have to support this. */ - if (!pcie_link_bandwidth_notification_supported(srv->port)) - return -ENODEV; - - ret = request_threaded_irq(srv->irq, pcie_bw_notification_irq, - pcie_bw_notification_handler, - IRQF_SHARED, "PCIe BW notif", srv); - if (ret) - return ret; - - pcie_enable_link_bandwidth_notification(srv->port); - pci_info(srv->port, "enabled with IRQ %d\n", srv->irq); - - return 0; -} - -static void pcie_bandwidth_notification_remove(struct pcie_device *srv) -{ - pcie_disable_link_bandwidth_notification(srv->port); - free_irq(srv->irq, srv); -} - -static int pcie_bandwidth_notification_suspend(struct pcie_device *srv) -{ - pcie_disable_link_bandwidth_notification(srv->port); - return 0; -} - -static int pcie_bandwidth_notification_resume(struct pcie_device *srv) -{ - pcie_enable_link_bandwidth_notification(srv->port); - return 0; -} - -static struct pcie_port_service_driver pcie_bandwidth_notification_driver = { - .name = "pcie_bw_notification", - .port_type = PCIE_ANY_PORT, - .service = PCIE_PORT_SERVICE_BWNOTIF, - .probe = pcie_bandwidth_notification_probe, - .suspend = pcie_bandwidth_notification_suspend, - .resume = pcie_bandwidth_notification_resume, - .remove = pcie_bandwidth_notification_remove, -}; - -int __init pcie_bandwidth_notification_init(void) -{ - return pcie_port_service_register(&pcie_bandwidth_notification_driver); -} diff --git a/drivers/pci/pcie/portdrv.h b/drivers/pci/pcie/portdrv.h index af7cf237432a..2ff5724b8f13 100644 --- a/drivers/pci/pcie/portdrv.h +++ b/drivers/pci/pcie/portdrv.h @@ -53,12 +53,6 @@ int pcie_dpc_init(void); static inline int pcie_dpc_init(void) { return 0; } #endif -#ifdef CONFIG_PCIE_BW -int pcie_bandwidth_notification_init(void); -#else -static inline int pcie_bandwidth_notification_init(void) { return 0; } -#endif - /* Port Type */ #define PCIE_ANY_PORT (~0) diff --git a/drivers/pci/pcie/portdrv_pci.c b/drivers/pci/pcie/portdrv_pci.c index 3a3ce40ae1ab..d4559cf88f79 100644 --- a/drivers/pci/pcie/portdrv_pci.c +++ b/drivers/pci/pcie/portdrv_pci.c @@ -248,7 +248,6 @@ static void __init pcie_init_services(void) pcie_pme_init(); pcie_dpc_init(); pcie_hp_init(); - pcie_bandwidth_notification_init(); } static int __init pcie_portdrv_init(void) diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c index fb1dc11e7cc5..b570f297e3ec 100644 --- a/drivers/pci/quirks.c +++ b/drivers/pci/quirks.c @@ -3998,6 +3998,9 @@ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_MARVELL_EXT, 0x9183, /* https://bugzilla.kernel.org/show_bug.cgi?id=42679#c46 */ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_MARVELL_EXT, 0x91a0, quirk_dma_func1_alias); +/* https://bugzilla.kernel.org/show_bug.cgi?id=42679#c135 */ +DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_MARVELL_EXT, 0x9215, + quirk_dma_func1_alias); /* https://bugzilla.kernel.org/show_bug.cgi?id=42679#c127 */ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_MARVELL_EXT, 0x9220, quirk_dma_func1_alias); diff --git a/drivers/pci/setup-res.c b/drivers/pci/setup-res.c index 43eda101fcf4..7f1acb3918d0 100644 --- a/drivers/pci/setup-res.c +++ b/drivers/pci/setup-res.c @@ -410,10 +410,16 @@ EXPORT_SYMBOL(pci_release_resource); int pci_resize_resource(struct pci_dev *dev, int resno, int size) { struct resource *res = dev->resource + resno; + struct pci_host_bridge *host; int old, ret; u32 sizes; u16 cmd; + /* Check if we must preserve the firmware's resource assignment */ + host = pci_find_host_bridge(dev->bus); + if (host->preserve_config) + return -ENOTSUPP; + /* Make sure the resource isn't assigned before resizing it. */ if (!(res->flags & IORESOURCE_UNSET)) return -EBUSY; diff --git a/drivers/pci/syscall.c b/drivers/pci/syscall.c index 31e39558d49d..8b003c890b87 100644 --- a/drivers/pci/syscall.c +++ b/drivers/pci/syscall.c @@ -20,7 +20,7 @@ SYSCALL_DEFINE5(pciconfig_read, unsigned long, bus, unsigned long, dfn, u16 word; u32 dword; long err; - long cfg_ret; + int cfg_ret; if (!capable(CAP_SYS_ADMIN)) return -EPERM; @@ -46,7 +46,7 @@ SYSCALL_DEFINE5(pciconfig_read, unsigned long, bus, unsigned long, dfn, } err = -EIO; - if (cfg_ret != PCIBIOS_SUCCESSFUL) + if (cfg_ret) goto error; switch (len) { @@ -105,7 +105,7 @@ SYSCALL_DEFINE5(pciconfig_write, unsigned long, bus, unsigned long, dfn, if (err) break; err = pci_user_write_config_byte(dev, off, byte); - if (err != PCIBIOS_SUCCESSFUL) + if (err) err = -EIO; break; @@ -114,7 +114,7 @@ SYSCALL_DEFINE5(pciconfig_write, unsigned long, bus, unsigned long, dfn, if (err) break; err = pci_user_write_config_word(dev, off, word); - if (err != PCIBIOS_SUCCESSFUL) + if (err) err = -EIO; break; @@ -123,7 +123,7 @@ SYSCALL_DEFINE5(pciconfig_write, unsigned long, bus, unsigned long, dfn, if (err) break; err = pci_user_write_config_dword(dev, off, dword); - if (err != PCIBIOS_SUCCESSFUL) + if (err) err = -EIO; break; diff --git a/drivers/perf/arm-cmn.c b/drivers/perf/arm-cmn.c index a76ff594f3ca..46defb1dcf86 100644 --- a/drivers/perf/arm-cmn.c +++ b/drivers/perf/arm-cmn.c @@ -1150,7 +1150,7 @@ static int arm_cmn_commit_txn(struct pmu *pmu) static int arm_cmn_pmu_offline_cpu(unsigned int cpu, struct hlist_node *node) { struct arm_cmn *cmn; - unsigned int target; + unsigned int i, target; cmn = hlist_entry_safe(node, struct arm_cmn, cpuhp_node); if (cpu != cmn->cpu) @@ -1161,6 +1161,8 @@ static int arm_cmn_pmu_offline_cpu(unsigned int cpu, struct hlist_node *node) return 0; perf_pmu_migrate_context(&cmn->pmu, cpu, target); + for (i = 0; i < cmn->num_dtcs; i++) + irq_set_affinity_hint(cmn->dtc[i].irq, cpumask_of(target)); cmn->cpu = target; return 0; } @@ -1502,7 +1504,7 @@ static int arm_cmn_probe(struct platform_device *pdev) struct arm_cmn *cmn; const char *name; static atomic_t id; - int err, rootnode, this_id; + int err, rootnode; cmn = devm_kzalloc(&pdev->dev, sizeof(*cmn), GFP_KERNEL); if (!cmn) @@ -1549,14 +1551,9 @@ static int arm_cmn_probe(struct platform_device *pdev) .cancel_txn = arm_cmn_end_txn, }; - this_id = atomic_fetch_inc(&id); - if (this_id == 0) { - name = "arm_cmn"; - } else { - name = devm_kasprintf(cmn->dev, GFP_KERNEL, "arm_cmn_%d", this_id); - if (!name) - return -ENOMEM; - } + name = devm_kasprintf(cmn->dev, GFP_KERNEL, "arm_cmn_%d", atomic_fetch_inc(&id)); + if (!name) + return -ENOMEM; err = cpuhp_state_add_instance(arm_cmn_hp_state, &cmn->cpuhp_node); if (err) diff --git a/drivers/phy/Kconfig b/drivers/phy/Kconfig index 01b53f86004c..9ed5f167a9f3 100644 --- a/drivers/phy/Kconfig +++ b/drivers/phy/Kconfig @@ -52,6 +52,7 @@ config PHY_XGENE config USB_LGM_PHY tristate "INTEL Lightning Mountain USB PHY Driver" depends on USB_SUPPORT + depends on X86 || COMPILE_TEST select USB_PHY select REGULATOR select REGULATOR_FIXED_VOLTAGE diff --git a/drivers/phy/cadence/phy-cadence-torrent.c b/drivers/phy/cadence/phy-cadence-torrent.c index f310e15d94cb..591a15834b48 100644 --- a/drivers/phy/cadence/phy-cadence-torrent.c +++ b/drivers/phy/cadence/phy-cadence-torrent.c @@ -2298,6 +2298,7 @@ static int cdns_torrent_phy_probe(struct platform_device *pdev) if (total_num_lanes > MAX_NUM_LANES) { dev_err(dev, "Invalid lane configuration\n"); + ret = -EINVAL; goto put_lnk_rst; } diff --git a/drivers/phy/lantiq/phy-lantiq-rcu-usb2.c b/drivers/phy/lantiq/phy-lantiq-rcu-usb2.c index a7d126192cf1..29d246ea24b4 100644 --- a/drivers/phy/lantiq/phy-lantiq-rcu-usb2.c +++ b/drivers/phy/lantiq/phy-lantiq-rcu-usb2.c @@ -124,8 +124,16 @@ static int ltq_rcu_usb2_phy_power_on(struct phy *phy) reset_control_deassert(priv->phy_reset); ret = clk_prepare_enable(priv->phy_gate_clk); - if (ret) + if (ret) { dev_err(dev, "failed to enable PHY gate\n"); + return ret; + } + + /* + * at least the xrx200 usb2 phy requires some extra time to be + * operational after enabling the clock + */ + usleep_range(100, 200); return ret; } diff --git a/drivers/phy/rockchip/phy-rockchip-emmc.c b/drivers/phy/rockchip/phy-rockchip-emmc.c index 2dc19ddd120f..a005fc58bbf0 100644 --- a/drivers/phy/rockchip/phy-rockchip-emmc.c +++ b/drivers/phy/rockchip/phy-rockchip-emmc.c @@ -240,15 +240,17 @@ static int rockchip_emmc_phy_init(struct phy *phy) * - SDHCI driver to get the PHY * - SDHCI driver to init the PHY * - * The clock is optional, so upon any error we just set to NULL. + * The clock is optional, using clk_get_optional() to get the clock + * and do error processing if the return value != NULL * * NOTE: we don't do anything special for EPROBE_DEFER here. Given the * above expected use case, EPROBE_DEFER isn't sensible to expect, so * it's just like any other error. */ - rk_phy->emmcclk = clk_get(&phy->dev, "emmcclk"); + rk_phy->emmcclk = clk_get_optional(&phy->dev, "emmcclk"); if (IS_ERR(rk_phy->emmcclk)) { - dev_dbg(&phy->dev, "Error getting emmcclk: %d\n", ret); + ret = PTR_ERR(rk_phy->emmcclk); + dev_err(&phy->dev, "Error getting emmcclk: %d\n", ret); rk_phy->emmcclk = NULL; } diff --git a/drivers/platform/chrome/cros_ec_proto.c b/drivers/platform/chrome/cros_ec_proto.c index 0ecee8b8773d..ea5149efcbea 100644 --- a/drivers/platform/chrome/cros_ec_proto.c +++ b/drivers/platform/chrome/cros_ec_proto.c @@ -526,11 +526,13 @@ int cros_ec_query_all(struct cros_ec_device *ec_dev) * power), not wake up. */ ec_dev->host_event_wake_mask = U32_MAX & - ~(BIT(EC_HOST_EVENT_AC_DISCONNECTED) | - BIT(EC_HOST_EVENT_BATTERY_LOW) | - BIT(EC_HOST_EVENT_BATTERY_CRITICAL) | - BIT(EC_HOST_EVENT_PD_MCU) | - BIT(EC_HOST_EVENT_BATTERY_STATUS)); + ~(EC_HOST_EVENT_MASK(EC_HOST_EVENT_LID_CLOSED) | + EC_HOST_EVENT_MASK(EC_HOST_EVENT_AC_DISCONNECTED) | + EC_HOST_EVENT_MASK(EC_HOST_EVENT_BATTERY_LOW) | + EC_HOST_EVENT_MASK(EC_HOST_EVENT_BATTERY_CRITICAL) | + EC_HOST_EVENT_MASK(EC_HOST_EVENT_BATTERY) | + EC_HOST_EVENT_MASK(EC_HOST_EVENT_PD_MCU) | + EC_HOST_EVENT_MASK(EC_HOST_EVENT_BATTERY_STATUS)); /* * Old ECs may not support this command. Complain about all * other errors. diff --git a/drivers/platform/olpc/olpc-ec.c b/drivers/platform/olpc/olpc-ec.c index f64b82824db2..2db7113383fd 100644 --- a/drivers/platform/olpc/olpc-ec.c +++ b/drivers/platform/olpc/olpc-ec.c @@ -426,11 +426,8 @@ static int olpc_ec_probe(struct platform_device *pdev) /* get the EC revision */ err = olpc_ec_cmd(EC_FIRMWARE_REV, NULL, 0, &ec->version, 1); - if (err) { - ec_priv = NULL; - kfree(ec); - return err; - } + if (err) + goto error; config.dev = pdev->dev.parent; config.driver_data = ec; @@ -440,12 +437,16 @@ static int olpc_ec_probe(struct platform_device *pdev) if (IS_ERR(ec->dcon_rdev)) { dev_err(&pdev->dev, "failed to register DCON regulator\n"); err = PTR_ERR(ec->dcon_rdev); - kfree(ec); - return err; + goto error; } ec->dbgfs_dir = olpc_ec_setup_debugfs(); + return 0; + +error: + ec_priv = NULL; + kfree(ec); return err; } diff --git a/drivers/platform/x86/acer-wmi.c b/drivers/platform/x86/acer-wmi.c index 5592a929b593..80983f9dfcd5 100644 --- a/drivers/platform/x86/acer-wmi.c +++ b/drivers/platform/x86/acer-wmi.c @@ -30,6 +30,7 @@ #include #include +ACPI_MODULE_NAME(KBUILD_MODNAME); MODULE_AUTHOR("Carlos Corbacho"); MODULE_DESCRIPTION("Acer Laptop WMI Extras Driver"); MODULE_LICENSE("GPL"); @@ -80,7 +81,7 @@ MODULE_ALIAS("wmi:676AA15E-6A47-4D9F-A2CC-1E6D18D14026"); enum acer_wmi_event_ids { WMID_HOTKEY_EVENT = 0x1, - WMID_ACCEL_EVENT = 0x5, + WMID_ACCEL_OR_KBD_DOCK_EVENT = 0x5, }; static const struct key_entry acer_wmi_keymap[] __initconst = { @@ -128,7 +129,9 @@ struct event_return_value { u8 function; u8 key_num; u16 device_state; - u32 reserved; + u16 reserved1; + u8 kbd_dock_state; + u8 reserved2; } __attribute__((packed)); /* @@ -206,14 +209,13 @@ struct hotkey_function_type_aa { /* * Interface capability flags */ -#define ACER_CAP_MAILLED (1<<0) -#define ACER_CAP_WIRELESS (1<<1) -#define ACER_CAP_BLUETOOTH (1<<2) -#define ACER_CAP_BRIGHTNESS (1<<3) -#define ACER_CAP_THREEG (1<<4) -#define ACER_CAP_ACCEL (1<<5) -#define ACER_CAP_RFBTN (1<<6) -#define ACER_CAP_ANY (0xFFFFFFFF) +#define ACER_CAP_MAILLED BIT(0) +#define ACER_CAP_WIRELESS BIT(1) +#define ACER_CAP_BLUETOOTH BIT(2) +#define ACER_CAP_BRIGHTNESS BIT(3) +#define ACER_CAP_THREEG BIT(4) +#define ACER_CAP_SET_FUNCTION_MODE BIT(5) +#define ACER_CAP_KBD_DOCK BIT(6) /* * Interface type flags @@ -236,6 +238,7 @@ static int mailled = -1; static int brightness = -1; static int threeg = -1; static int force_series; +static int force_caps = -1; static bool ec_raw_mode; static bool has_type_aa; static u16 commun_func_bitmap; @@ -245,11 +248,13 @@ module_param(mailled, int, 0444); module_param(brightness, int, 0444); module_param(threeg, int, 0444); module_param(force_series, int, 0444); +module_param(force_caps, int, 0444); module_param(ec_raw_mode, bool, 0444); MODULE_PARM_DESC(mailled, "Set initial state of Mail LED"); MODULE_PARM_DESC(brightness, "Set initial LCD backlight brightness"); MODULE_PARM_DESC(threeg, "Set initial state of 3G hardware"); MODULE_PARM_DESC(force_series, "Force a different laptop series"); +MODULE_PARM_DESC(force_caps, "Force the capability bitmask to this value"); MODULE_PARM_DESC(ec_raw_mode, "Enable EC raw mode"); struct acer_data { @@ -319,6 +324,15 @@ static int __init dmi_matched(const struct dmi_system_id *dmi) return 1; } +static int __init set_force_caps(const struct dmi_system_id *dmi) +{ + if (force_caps == -1) { + force_caps = (uintptr_t)dmi->driver_data; + pr_info("Found %s, set force_caps to 0x%x\n", dmi->ident, force_caps); + } + return 1; +} + static struct quirk_entry quirk_unknown = { }; @@ -497,6 +511,33 @@ static const struct dmi_system_id acer_quirks[] __initconst = { }, .driver_data = &quirk_acer_travelmate_2490, }, + { + .callback = set_force_caps, + .ident = "Acer Aspire Switch 10E SW3-016", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Acer"), + DMI_MATCH(DMI_PRODUCT_NAME, "Aspire SW3-016"), + }, + .driver_data = (void *)ACER_CAP_KBD_DOCK, + }, + { + .callback = set_force_caps, + .ident = "Acer Aspire Switch 10 SW5-012", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Acer"), + DMI_MATCH(DMI_PRODUCT_NAME, "Aspire SW5-012"), + }, + .driver_data = (void *)ACER_CAP_KBD_DOCK, + }, + { + .callback = set_force_caps, + .ident = "Acer One 10 (S1003)", + .matches = { + DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Acer"), + DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "One S1003"), + }, + .driver_data = (void *)ACER_CAP_KBD_DOCK, + }, {} }; @@ -1253,10 +1294,8 @@ static void __init type_aa_dmi_decode(const struct dmi_header *header, void *d) interface->capability |= ACER_CAP_THREEG; if (type_aa->commun_func_bitmap & ACER_WMID3_GDS_BLUETOOTH) interface->capability |= ACER_CAP_BLUETOOTH; - if (type_aa->commun_func_bitmap & ACER_WMID3_GDS_RFBTN) { - interface->capability |= ACER_CAP_RFBTN; + if (type_aa->commun_func_bitmap & ACER_WMID3_GDS_RFBTN) commun_func_bitmap &= ~ACER_WMID3_GDS_RFBTN; - } commun_fn_key_number = type_aa->commun_fn_key_number; } @@ -1520,7 +1559,7 @@ static int acer_gsensor_event(void) struct acpi_buffer output; union acpi_object out_obj[5]; - if (!has_cap(ACER_CAP_ACCEL)) + if (!acer_wmi_accel_dev) return -1; output.length = sizeof(out_obj); @@ -1543,6 +1582,71 @@ static int acer_gsensor_event(void) return 0; } +/* + * Switch series keyboard dock status + */ +static int acer_kbd_dock_state_to_sw_tablet_mode(u8 kbd_dock_state) +{ + switch (kbd_dock_state) { + case 0x01: /* Docked, traditional clamshell laptop mode */ + return 0; + case 0x04: /* Stand-alone tablet */ + case 0x40: /* Docked, tent mode, keyboard not usable */ + return 1; + default: + pr_warn("Unknown kbd_dock_state 0x%02x\n", kbd_dock_state); + } + + return 0; +} + +static void acer_kbd_dock_get_initial_state(void) +{ + u8 *output, input[8] = { 0x05, 0x00, }; + struct acpi_buffer input_buf = { sizeof(input), input }; + struct acpi_buffer output_buf = { ACPI_ALLOCATE_BUFFER, NULL }; + union acpi_object *obj; + acpi_status status; + int sw_tablet_mode; + + status = wmi_evaluate_method(WMID_GUID3, 0, 0x2, &input_buf, &output_buf); + if (ACPI_FAILURE(status)) { + ACPI_EXCEPTION((AE_INFO, status, "Error getting keyboard-dock initial status")); + return; + } + + obj = output_buf.pointer; + if (!obj || obj->type != ACPI_TYPE_BUFFER || obj->buffer.length != 8) { + pr_err("Unexpected output format getting keyboard-dock initial status\n"); + goto out_free_obj; + } + + output = obj->buffer.pointer; + if (output[0] != 0x00 || (output[3] != 0x05 && output[3] != 0x45)) { + pr_err("Unexpected output [0]=0x%02x [3]=0x%02x getting keyboard-dock initial status\n", + output[0], output[3]); + goto out_free_obj; + } + + sw_tablet_mode = acer_kbd_dock_state_to_sw_tablet_mode(output[4]); + input_report_switch(acer_wmi_input_dev, SW_TABLET_MODE, sw_tablet_mode); + +out_free_obj: + kfree(obj); +} + +static void acer_kbd_dock_event(const struct event_return_value *event) +{ + int sw_tablet_mode; + + if (!has_cap(ACER_CAP_KBD_DOCK)) + return; + + sw_tablet_mode = acer_kbd_dock_state_to_sw_tablet_mode(event->kbd_dock_state); + input_report_switch(acer_wmi_input_dev, SW_TABLET_MODE, sw_tablet_mode); + input_sync(acer_wmi_input_dev); +} + /* * Rfkill devices */ @@ -1770,8 +1874,9 @@ static void acer_wmi_notify(u32 value, void *context) sparse_keymap_report_event(acer_wmi_input_dev, scancode, 1, true); } break; - case WMID_ACCEL_EVENT: + case WMID_ACCEL_OR_KBD_DOCK_EVENT: acer_gsensor_event(); + acer_kbd_dock_event(&return_value); break; default: pr_warn("Unknown function number - %d - %d\n", @@ -1894,8 +1999,6 @@ static int __init acer_wmi_accel_setup(void) gsensor_handle = acpi_device_handle(adev); acpi_dev_put(adev); - interface->capability |= ACER_CAP_ACCEL; - acer_wmi_accel_dev = input_allocate_device(); if (!acer_wmi_accel_dev) return -ENOMEM; @@ -1921,11 +2024,6 @@ err_free_dev: return err; } -static void acer_wmi_accel_destroy(void) -{ - input_unregister_device(acer_wmi_accel_dev); -} - static int __init acer_wmi_input_setup(void) { acpi_status status; @@ -1943,6 +2041,9 @@ static int __init acer_wmi_input_setup(void) if (err) goto err_free_dev; + if (has_cap(ACER_CAP_KBD_DOCK)) + input_set_capability(acer_wmi_input_dev, EV_SW, SW_TABLET_MODE); + status = wmi_install_notify_handler(ACERWMID_EVENT_GUID, acer_wmi_notify, NULL); if (ACPI_FAILURE(status)) { @@ -1950,6 +2051,9 @@ static int __init acer_wmi_input_setup(void) goto err_free_dev; } + if (has_cap(ACER_CAP_KBD_DOCK)) + acer_kbd_dock_get_initial_state(); + err = input_register_device(acer_wmi_input_dev); if (err) goto err_uninstall_notifier; @@ -2080,7 +2184,7 @@ static int acer_resume(struct device *dev) if (has_cap(ACER_CAP_BRIGHTNESS)) set_u32(data->brightness, ACER_CAP_BRIGHTNESS); - if (has_cap(ACER_CAP_ACCEL)) + if (acer_wmi_accel_dev) acer_gsensor_init(); return 0; @@ -2181,7 +2285,7 @@ static int __init acer_wmi_init(void) } /* WMID always provides brightness methods */ interface->capability |= ACER_CAP_BRIGHTNESS; - } else if (!wmi_has_guid(WMID_GUID2) && interface && !has_type_aa) { + } else if (!wmi_has_guid(WMID_GUID2) && interface && !has_type_aa && force_caps == -1) { pr_err("No WMID device detection method found\n"); return -ENODEV; } @@ -2211,7 +2315,14 @@ static int __init acer_wmi_init(void) if (acpi_video_get_backlight_type() != acpi_backlight_vendor) interface->capability &= ~ACER_CAP_BRIGHTNESS; - if (wmi_has_guid(WMID_GUID3)) { + if (wmi_has_guid(WMID_GUID3)) + interface->capability |= ACER_CAP_SET_FUNCTION_MODE; + + if (force_caps != -1) + interface->capability = force_caps; + + if (wmi_has_guid(WMID_GUID3) && + (interface->capability & ACER_CAP_SET_FUNCTION_MODE)) { if (ACPI_FAILURE(acer_wmi_enable_rf_button())) pr_warn("Cannot enable RF Button Driver\n"); @@ -2270,8 +2381,8 @@ error_device_alloc: error_platform_register: if (wmi_has_guid(ACERWMID_EVENT_GUID)) acer_wmi_input_destroy(); - if (has_cap(ACER_CAP_ACCEL)) - acer_wmi_accel_destroy(); + if (acer_wmi_accel_dev) + input_unregister_device(acer_wmi_accel_dev); return err; } @@ -2281,8 +2392,8 @@ static void __exit acer_wmi_exit(void) if (wmi_has_guid(ACERWMID_EVENT_GUID)) acer_wmi_input_destroy(); - if (has_cap(ACER_CAP_ACCEL)) - acer_wmi_accel_destroy(); + if (acer_wmi_accel_dev) + input_unregister_device(acer_wmi_accel_dev); remove_debugfs(); platform_device_unregister(acer_platform_device); diff --git a/drivers/power/reset/at91-sama5d2_shdwc.c b/drivers/power/reset/at91-sama5d2_shdwc.c index 2fe3a627cb53..d9cf91e5b06d 100644 --- a/drivers/power/reset/at91-sama5d2_shdwc.c +++ b/drivers/power/reset/at91-sama5d2_shdwc.c @@ -37,7 +37,7 @@ #define AT91_SHDW_MR 0x04 /* Shut Down Mode Register */ #define AT91_SHDW_WKUPDBC_SHIFT 24 -#define AT91_SHDW_WKUPDBC_MASK GENMASK(31, 16) +#define AT91_SHDW_WKUPDBC_MASK GENMASK(26, 24) #define AT91_SHDW_WKUPDBC(x) (((x) << AT91_SHDW_WKUPDBC_SHIFT) \ & AT91_SHDW_WKUPDBC_MASK) diff --git a/drivers/power/supply/Kconfig b/drivers/power/supply/Kconfig index eec646c568b7..1699b9269a78 100644 --- a/drivers/power/supply/Kconfig +++ b/drivers/power/supply/Kconfig @@ -229,6 +229,7 @@ config BATTERY_SBS config CHARGER_SBS tristate "SBS Compliant charger" depends on I2C + select REGMAP_I2C help Say Y to include support for SBS compliant battery chargers. diff --git a/drivers/power/supply/axp20x_usb_power.c b/drivers/power/supply/axp20x_usb_power.c index 0eaa86c52874..25e288388eda 100644 --- a/drivers/power/supply/axp20x_usb_power.c +++ b/drivers/power/supply/axp20x_usb_power.c @@ -593,6 +593,7 @@ static int axp20x_usb_power_probe(struct platform_device *pdev) power->axp20x_id = axp_data->axp20x_id; power->regmap = axp20x->regmap; power->num_irqs = axp_data->num_irq_names; + INIT_DELAYED_WORK(&power->vbus_detect, axp20x_usb_power_poll_vbus); if (power->axp20x_id == AXP202_ID) { /* Enable vbus valid checking */ @@ -645,7 +646,6 @@ static int axp20x_usb_power_probe(struct platform_device *pdev) } } - INIT_DELAYED_WORK(&power->vbus_detect, axp20x_usb_power_poll_vbus); if (axp20x_usb_vbus_needs_polling(power)) queue_delayed_work(system_wq, &power->vbus_detect, 0); diff --git a/drivers/power/supply/cpcap-battery.c b/drivers/power/supply/cpcap-battery.c index 295611b3b15e..cebc5c8fda1b 100644 --- a/drivers/power/supply/cpcap-battery.c +++ b/drivers/power/supply/cpcap-battery.c @@ -561,17 +561,21 @@ static int cpcap_battery_update_charger(struct cpcap_battery_ddata *ddata, POWER_SUPPLY_PROP_CONSTANT_CHARGE_VOLTAGE, &prop); if (error) - return error; + goto out_put; /* Allow charger const voltage lower than battery const voltage */ if (const_charge_voltage > prop.intval) - return 0; + goto out_put; val.intval = const_charge_voltage; - return power_supply_set_property(charger, + error = power_supply_set_property(charger, POWER_SUPPLY_PROP_CONSTANT_CHARGE_VOLTAGE, &val); +out_put: + power_supply_put(charger); + + return error; } static int cpcap_battery_set_property(struct power_supply *psy, @@ -666,7 +670,7 @@ static int cpcap_battery_init_irq(struct platform_device *pdev, error = devm_request_threaded_irq(ddata->dev, irq, NULL, cpcap_battery_irq_thread, - IRQF_SHARED, + IRQF_SHARED | IRQF_ONESHOT, name, ddata); if (error) { dev_err(ddata->dev, "could not get irq %s: %i\n", diff --git a/drivers/power/supply/cpcap-charger.c b/drivers/power/supply/cpcap-charger.c index c0d452e3dc8b..22fff01425d6 100644 --- a/drivers/power/supply/cpcap-charger.c +++ b/drivers/power/supply/cpcap-charger.c @@ -301,6 +301,8 @@ cpcap_charger_get_bat_const_charge_voltage(struct cpcap_charger_ddata *ddata) &prop); if (!error) voltage = prop.intval; + + power_supply_put(battery); } return voltage; @@ -708,7 +710,7 @@ static int cpcap_usb_init_irq(struct platform_device *pdev, error = devm_request_threaded_irq(ddata->dev, irq, NULL, cpcap_charger_irq_thread, - IRQF_SHARED, + IRQF_SHARED | IRQF_ONESHOT, name, ddata); if (error) { dev_err(ddata->dev, "could not get irq %s: %i\n", diff --git a/drivers/power/supply/smb347-charger.c b/drivers/power/supply/smb347-charger.c index d3bf35ed12ce..8cfbd8d6b478 100644 --- a/drivers/power/supply/smb347-charger.c +++ b/drivers/power/supply/smb347-charger.c @@ -137,6 +137,7 @@ * @mains_online: is AC/DC input connected * @usb_online: is USB input connected * @charging_enabled: is charging enabled + * @irq_unsupported: is interrupt unsupported by SMB hardware * @max_charge_current: maximum current (in uA) the battery can be charged * @max_charge_voltage: maximum voltage (in uV) the battery can be charged * @pre_charge_current: current (in uA) to use in pre-charging phase @@ -193,6 +194,7 @@ struct smb347_charger { bool mains_online; bool usb_online; bool charging_enabled; + bool irq_unsupported; unsigned int max_charge_current; unsigned int max_charge_voltage; @@ -862,6 +864,9 @@ static int smb347_irq_set(struct smb347_charger *smb, bool enable) { int ret; + if (smb->irq_unsupported) + return 0; + ret = smb347_set_writable(smb, true); if (ret < 0) return ret; @@ -923,8 +928,6 @@ static int smb347_irq_init(struct smb347_charger *smb, ret = regmap_update_bits(smb->regmap, CFG_STAT, CFG_STAT_ACTIVE_HIGH | CFG_STAT_DISABLED, CFG_STAT_DISABLED); - if (ret < 0) - client->irq = 0; smb347_set_writable(smb, false); @@ -1345,6 +1348,7 @@ static int smb347_probe(struct i2c_client *client, if (ret < 0) { dev_warn(dev, "failed to initialize IRQ: %d\n", ret); dev_warn(dev, "disabling IRQ support\n"); + smb->irq_unsupported = true; } else { smb347_irq_enable(smb); } @@ -1357,8 +1361,8 @@ static int smb347_remove(struct i2c_client *client) { struct smb347_charger *smb = i2c_get_clientdata(client); - if (client->irq) - smb347_irq_disable(smb); + smb347_irq_disable(smb); + return 0; } diff --git a/drivers/powercap/Kconfig b/drivers/powercap/Kconfig index bc228725346b..8242e8c5ed77 100644 --- a/drivers/powercap/Kconfig +++ b/drivers/powercap/Kconfig @@ -43,4 +43,17 @@ config IDLE_INJECT CPUs for power capping. Idle period can be injected synchronously on a set of specified CPUs or alternatively on a per CPU basis. + +config DTPM + bool "Power capping for Dynamic Thermal Power Management (EXPERIMENTAL)" + help + This enables support for the power capping for the dynamic + thermal power management userspace engine. + +config DTPM_CPU + bool "Add CPU power capping based on the energy model" + depends on DTPM && ENERGY_MODEL + help + This enables support for CPU power limitation based on + energy model. endif diff --git a/drivers/powercap/Makefile b/drivers/powercap/Makefile index 7255c94ec61c..fabcf388a8d3 100644 --- a/drivers/powercap/Makefile +++ b/drivers/powercap/Makefile @@ -1,4 +1,6 @@ # SPDX-License-Identifier: GPL-2.0-only +obj-$(CONFIG_DTPM) += dtpm.o +obj-$(CONFIG_DTPM_CPU) += dtpm_cpu.o obj-$(CONFIG_POWERCAP) += powercap_sys.o obj-$(CONFIG_INTEL_RAPL_CORE) += intel_rapl_common.o obj-$(CONFIG_INTEL_RAPL) += intel_rapl_msr.o diff --git a/drivers/powercap/dtpm.c b/drivers/powercap/dtpm.c new file mode 100644 index 000000000000..c2185ec5f887 --- /dev/null +++ b/drivers/powercap/dtpm.c @@ -0,0 +1,483 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Copyright 2020 Linaro Limited + * + * Author: Daniel Lezcano + * + * The powercap based Dynamic Thermal Power Management framework + * provides to the userspace a consistent API to set the power limit + * on some devices. + * + * DTPM defines the functions to create a tree of constraints. Each + * parent node is a virtual description of the aggregation of the + * children. It propagates the constraints set at its level to its + * children and collect the children power information. The leaves of + * the tree are the real devices which have the ability to get their + * current power consumption and set their power limit. + */ +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + +#include +#include +#include +#include +#include +#include + +#define DTPM_POWER_LIMIT_FLAG 0 + +static const char *constraint_name[] = { + "Instantaneous", +}; + +static DEFINE_MUTEX(dtpm_lock); +static struct powercap_control_type *pct; +static struct dtpm *root; + +static int get_time_window_us(struct powercap_zone *pcz, int cid, u64 *window) +{ + return -ENOSYS; +} + +static int set_time_window_us(struct powercap_zone *pcz, int cid, u64 window) +{ + return -ENOSYS; +} + +static int get_max_power_range_uw(struct powercap_zone *pcz, u64 *max_power_uw) +{ + struct dtpm *dtpm = to_dtpm(pcz); + + mutex_lock(&dtpm_lock); + *max_power_uw = dtpm->power_max - dtpm->power_min; + mutex_unlock(&dtpm_lock); + + return 0; +} + +static int __get_power_uw(struct dtpm *dtpm, u64 *power_uw) +{ + struct dtpm *child; + u64 power; + int ret = 0; + + if (dtpm->ops) { + *power_uw = dtpm->ops->get_power_uw(dtpm); + return 0; + } + + *power_uw = 0; + + list_for_each_entry(child, &dtpm->children, sibling) { + ret = __get_power_uw(child, &power); + if (ret) + break; + *power_uw += power; + } + + return ret; +} + +static int get_power_uw(struct powercap_zone *pcz, u64 *power_uw) +{ + struct dtpm *dtpm = to_dtpm(pcz); + int ret; + + mutex_lock(&dtpm_lock); + ret = __get_power_uw(dtpm, power_uw); + mutex_unlock(&dtpm_lock); + + return ret; +} + +static void __dtpm_rebalance_weight(struct dtpm *dtpm) +{ + struct dtpm *child; + + list_for_each_entry(child, &dtpm->children, sibling) { + + pr_debug("Setting weight '%d' for '%s'\n", + child->weight, child->zone.name); + + child->weight = DIV64_U64_ROUND_CLOSEST( + child->power_max * 1024, dtpm->power_max); + + __dtpm_rebalance_weight(child); + } +} + +static void __dtpm_sub_power(struct dtpm *dtpm) +{ + struct dtpm *parent = dtpm->parent; + + while (parent) { + parent->power_min -= dtpm->power_min; + parent->power_max -= dtpm->power_max; + parent->power_limit -= dtpm->power_limit; + parent = parent->parent; + } + + __dtpm_rebalance_weight(root); +} + +static void __dtpm_add_power(struct dtpm *dtpm) +{ + struct dtpm *parent = dtpm->parent; + + while (parent) { + parent->power_min += dtpm->power_min; + parent->power_max += dtpm->power_max; + parent->power_limit += dtpm->power_limit; + parent = parent->parent; + } + + __dtpm_rebalance_weight(root); +} + +/** + * dtpm_update_power - Update the power on the dtpm + * @dtpm: a pointer to a dtpm structure to update + * @power_min: a u64 representing the new power_min value + * @power_max: a u64 representing the new power_max value + * + * Function to update the power values of the dtpm node specified in + * parameter. These new values will be propagated to the tree. + * + * Return: zero on success, -EINVAL if the values are inconsistent + */ +int dtpm_update_power(struct dtpm *dtpm, u64 power_min, u64 power_max) +{ + int ret = 0; + + mutex_lock(&dtpm_lock); + + if (power_min == dtpm->power_min && power_max == dtpm->power_max) + goto unlock; + + if (power_max < power_min) { + ret = -EINVAL; + goto unlock; + } + + __dtpm_sub_power(dtpm); + + dtpm->power_min = power_min; + dtpm->power_max = power_max; + if (!test_bit(DTPM_POWER_LIMIT_FLAG, &dtpm->flags)) + dtpm->power_limit = power_max; + + __dtpm_add_power(dtpm); + +unlock: + mutex_unlock(&dtpm_lock); + + return ret; +} + +/** + * dtpm_release_zone - Cleanup when the node is released + * @pcz: a pointer to a powercap_zone structure + * + * Do some housecleaning and update the weight on the tree. The + * release will be denied if the node has children. This function must + * be called by the specific release callback of the different + * backends. + * + * Return: 0 on success, -EBUSY if there are children + */ +int dtpm_release_zone(struct powercap_zone *pcz) +{ + struct dtpm *dtpm = to_dtpm(pcz); + struct dtpm *parent = dtpm->parent; + + mutex_lock(&dtpm_lock); + + if (!list_empty(&dtpm->children)) { + mutex_unlock(&dtpm_lock); + return -EBUSY; + } + + if (parent) + list_del(&dtpm->sibling); + + __dtpm_sub_power(dtpm); + + mutex_unlock(&dtpm_lock); + + if (dtpm->ops) + dtpm->ops->release(dtpm); + + if (root == dtpm) + root = NULL; + + kfree(dtpm); + + return 0; +} + +static int __get_power_limit_uw(struct dtpm *dtpm, int cid, u64 *power_limit) +{ + *power_limit = dtpm->power_limit; + return 0; +} + +static int get_power_limit_uw(struct powercap_zone *pcz, + int cid, u64 *power_limit) +{ + struct dtpm *dtpm = to_dtpm(pcz); + int ret; + + mutex_lock(&dtpm_lock); + ret = __get_power_limit_uw(dtpm, cid, power_limit); + mutex_unlock(&dtpm_lock); + + return ret; +} + +/* + * Set the power limit on the nodes, the power limit is distributed + * given the weight of the children. + * + * The dtpm node lock must be held when calling this function. + */ +static int __set_power_limit_uw(struct dtpm *dtpm, int cid, u64 power_limit) +{ + struct dtpm *child; + int ret = 0; + u64 power; + + /* + * A max power limitation means we remove the power limit, + * otherwise we set a constraint and flag the dtpm node. + */ + if (power_limit == dtpm->power_max) { + clear_bit(DTPM_POWER_LIMIT_FLAG, &dtpm->flags); + } else { + set_bit(DTPM_POWER_LIMIT_FLAG, &dtpm->flags); + } + + pr_debug("Setting power limit for '%s': %llu uW\n", + dtpm->zone.name, power_limit); + + /* + * Only leaves of the dtpm tree has ops to get/set the power + */ + if (dtpm->ops) { + dtpm->power_limit = dtpm->ops->set_power_uw(dtpm, power_limit); + } else { + dtpm->power_limit = 0; + + list_for_each_entry(child, &dtpm->children, sibling) { + + /* + * Integer division rounding will inevitably + * lead to a different min or max value when + * set several times. In order to restore the + * initial value, we force the child's min or + * max power every time if the constraint is + * at the boundaries. + */ + if (power_limit == dtpm->power_max) { + power = child->power_max; + } else if (power_limit == dtpm->power_min) { + power = child->power_min; + } else { + power = DIV_ROUND_CLOSEST_ULL( + power_limit * child->weight, 1024); + } + + pr_debug("Setting power limit for '%s': %llu uW\n", + child->zone.name, power); + + ret = __set_power_limit_uw(child, cid, power); + if (!ret) + ret = __get_power_limit_uw(child, cid, &power); + + if (ret) + break; + + dtpm->power_limit += power; + } + } + + return ret; +} + +static int set_power_limit_uw(struct powercap_zone *pcz, + int cid, u64 power_limit) +{ + struct dtpm *dtpm = to_dtpm(pcz); + int ret; + + mutex_lock(&dtpm_lock); + + /* + * Don't allow values outside of the power range previously + * set when initializing the power numbers. + */ + power_limit = clamp_val(power_limit, dtpm->power_min, dtpm->power_max); + + ret = __set_power_limit_uw(dtpm, cid, power_limit); + + pr_debug("%s: power limit: %llu uW, power max: %llu uW\n", + dtpm->zone.name, dtpm->power_limit, dtpm->power_max); + + mutex_unlock(&dtpm_lock); + + return ret; +} + +static const char *get_constraint_name(struct powercap_zone *pcz, int cid) +{ + return constraint_name[cid]; +} + +static int get_max_power_uw(struct powercap_zone *pcz, int id, u64 *max_power) +{ + struct dtpm *dtpm = to_dtpm(pcz); + + mutex_lock(&dtpm_lock); + *max_power = dtpm->power_max; + mutex_unlock(&dtpm_lock); + + return 0; +} + +static struct powercap_zone_constraint_ops constraint_ops = { + .set_power_limit_uw = set_power_limit_uw, + .get_power_limit_uw = get_power_limit_uw, + .set_time_window_us = set_time_window_us, + .get_time_window_us = get_time_window_us, + .get_max_power_uw = get_max_power_uw, + .get_name = get_constraint_name, +}; + +static struct powercap_zone_ops zone_ops = { + .get_max_power_range_uw = get_max_power_range_uw, + .get_power_uw = get_power_uw, + .release = dtpm_release_zone, +}; + +/** + * dtpm_alloc - Allocate and initialize a dtpm struct + * @name: a string specifying the name of the node + * + * Return: a struct dtpm pointer, NULL in case of error + */ +struct dtpm *dtpm_alloc(struct dtpm_ops *ops) +{ + struct dtpm *dtpm; + + dtpm = kzalloc(sizeof(*dtpm), GFP_KERNEL); + if (dtpm) { + INIT_LIST_HEAD(&dtpm->children); + INIT_LIST_HEAD(&dtpm->sibling); + dtpm->weight = 1024; + dtpm->ops = ops; + } + + return dtpm; +} + +/** + * dtpm_unregister - Unregister a dtpm node from the hierarchy tree + * @dtpm: a pointer to a dtpm structure corresponding to the node to be removed + * + * Call the underlying powercap unregister function. That will call + * the release callback of the powercap zone. + */ +void dtpm_unregister(struct dtpm *dtpm) +{ + powercap_unregister_zone(pct, &dtpm->zone); + + pr_info("Unregistered dtpm node '%s'\n", dtpm->zone.name); +} + +/** + * dtpm_register - Register a dtpm node in the hierarchy tree + * @name: a string specifying the name of the node + * @dtpm: a pointer to a dtpm structure corresponding to the new node + * @parent: a pointer to a dtpm structure corresponding to the parent node + * + * Create a dtpm node in the tree. If no parent is specified, the node + * is the root node of the hierarchy. If the root node already exists, + * then the registration will fail. The powercap controller must be + * initialized before calling this function. + * + * The dtpm structure must be initialized with the power numbers + * before calling this function. + * + * Return: zero on success, a negative value in case of error: + * -EAGAIN: the function is called before the framework is initialized. + * -EBUSY: the root node is already inserted + * -EINVAL: * there is no root node yet and @parent is specified + * * no all ops are defined + * * parent have ops which are reserved for leaves + * Other negative values are reported back from the powercap framework + */ +int dtpm_register(const char *name, struct dtpm *dtpm, struct dtpm *parent) +{ + struct powercap_zone *pcz; + + if (!pct) + return -EAGAIN; + + if (root && !parent) + return -EBUSY; + + if (!root && parent) + return -EINVAL; + + if (parent && parent->ops) + return -EINVAL; + + if (!dtpm) + return -EINVAL; + + if (dtpm->ops && !(dtpm->ops->set_power_uw && + dtpm->ops->get_power_uw && + dtpm->ops->release)) + return -EINVAL; + + pcz = powercap_register_zone(&dtpm->zone, pct, name, + parent ? &parent->zone : NULL, + &zone_ops, MAX_DTPM_CONSTRAINTS, + &constraint_ops); + if (IS_ERR(pcz)) + return PTR_ERR(pcz); + + mutex_lock(&dtpm_lock); + + if (parent) { + list_add_tail(&dtpm->sibling, &parent->children); + dtpm->parent = parent; + } else { + root = dtpm; + } + + __dtpm_add_power(dtpm); + + pr_info("Registered dtpm node '%s' / %llu-%llu uW, \n", + dtpm->zone.name, dtpm->power_min, dtpm->power_max); + + mutex_unlock(&dtpm_lock); + + return 0; +} + +static int __init dtpm_init(void) +{ + struct dtpm_descr **dtpm_descr; + + pct = powercap_register_control_type(NULL, "dtpm", NULL); + if (IS_ERR(pct)) { + pr_err("Failed to register control type\n"); + return PTR_ERR(pct); + } + + for_each_dtpm_table(dtpm_descr) + (*dtpm_descr)->init(*dtpm_descr); + + return 0; +} +late_initcall(dtpm_init); diff --git a/drivers/powercap/dtpm_cpu.c b/drivers/powercap/dtpm_cpu.c new file mode 100644 index 000000000000..51c366938acd --- /dev/null +++ b/drivers/powercap/dtpm_cpu.c @@ -0,0 +1,257 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Copyright 2020 Linaro Limited + * + * Author: Daniel Lezcano + * + * The DTPM CPU is based on the energy model. It hooks the CPU in the + * DTPM tree which in turns update the power number by propagating the + * power number from the CPU energy model information to the parents. + * + * The association between the power and the performance state, allows + * to set the power of the CPU at the OPP granularity. + * + * The CPU hotplug is supported and the power numbers will be updated + * if a CPU is hot plugged / unplugged. + */ +#include +#include +#include +#include +#include +#include +#include +#include + +static struct dtpm *__parent; + +static DEFINE_PER_CPU(struct dtpm *, dtpm_per_cpu); + +struct dtpm_cpu { + struct freq_qos_request qos_req; + int cpu; +}; + +/* + * When a new CPU is inserted at hotplug or boot time, add the power + * contribution and update the dtpm tree. + */ +static int power_add(struct dtpm *dtpm, struct em_perf_domain *em) +{ + u64 power_min, power_max; + + power_min = em->table[0].power; + power_min *= MICROWATT_PER_MILLIWATT; + power_min += dtpm->power_min; + + power_max = em->table[em->nr_perf_states - 1].power; + power_max *= MICROWATT_PER_MILLIWATT; + power_max += dtpm->power_max; + + return dtpm_update_power(dtpm, power_min, power_max); +} + +/* + * When a CPU is unplugged, remove its power contribution from the + * dtpm tree. + */ +static int power_sub(struct dtpm *dtpm, struct em_perf_domain *em) +{ + u64 power_min, power_max; + + power_min = em->table[0].power; + power_min *= MICROWATT_PER_MILLIWATT; + power_min = dtpm->power_min - power_min; + + power_max = em->table[em->nr_perf_states - 1].power; + power_max *= MICROWATT_PER_MILLIWATT; + power_max = dtpm->power_max - power_max; + + return dtpm_update_power(dtpm, power_min, power_max); +} + +static u64 set_pd_power_limit(struct dtpm *dtpm, u64 power_limit) +{ + struct dtpm_cpu *dtpm_cpu = dtpm->private; + struct em_perf_domain *pd; + struct cpumask cpus; + unsigned long freq; + u64 power; + int i, nr_cpus; + + pd = em_cpu_get(dtpm_cpu->cpu); + + cpumask_and(&cpus, cpu_online_mask, to_cpumask(pd->cpus)); + + nr_cpus = cpumask_weight(&cpus); + + for (i = 0; i < pd->nr_perf_states; i++) { + + power = pd->table[i].power * MICROWATT_PER_MILLIWATT * nr_cpus; + + if (power > power_limit) + break; + } + + freq = pd->table[i - 1].frequency; + + freq_qos_update_request(&dtpm_cpu->qos_req, freq); + + power_limit = pd->table[i - 1].power * + MICROWATT_PER_MILLIWATT * nr_cpus; + + return power_limit; +} + +static u64 get_pd_power_uw(struct dtpm *dtpm) +{ + struct dtpm_cpu *dtpm_cpu = dtpm->private; + struct em_perf_domain *pd; + struct cpumask cpus; + unsigned long freq; + int i, nr_cpus; + + pd = em_cpu_get(dtpm_cpu->cpu); + freq = cpufreq_quick_get(dtpm_cpu->cpu); + cpumask_and(&cpus, cpu_online_mask, to_cpumask(pd->cpus)); + nr_cpus = cpumask_weight(&cpus); + + for (i = 0; i < pd->nr_perf_states; i++) { + + if (pd->table[i].frequency < freq) + continue; + + return pd->table[i].power * + MICROWATT_PER_MILLIWATT * nr_cpus; + } + + return 0; +} + +static void pd_release(struct dtpm *dtpm) +{ + struct dtpm_cpu *dtpm_cpu = dtpm->private; + + if (freq_qos_request_active(&dtpm_cpu->qos_req)) + freq_qos_remove_request(&dtpm_cpu->qos_req); + + kfree(dtpm_cpu); +} + +static struct dtpm_ops dtpm_ops = { + .set_power_uw = set_pd_power_limit, + .get_power_uw = get_pd_power_uw, + .release = pd_release, +}; + +static int cpuhp_dtpm_cpu_offline(unsigned int cpu) +{ + struct cpufreq_policy *policy; + struct em_perf_domain *pd; + struct dtpm *dtpm; + + policy = cpufreq_cpu_get(cpu); + + if (!policy) + return 0; + + pd = em_cpu_get(cpu); + if (!pd) + return -EINVAL; + + dtpm = per_cpu(dtpm_per_cpu, cpu); + + power_sub(dtpm, pd); + + if (cpumask_weight(policy->cpus) != 1) + return 0; + + for_each_cpu(cpu, policy->related_cpus) + per_cpu(dtpm_per_cpu, cpu) = NULL; + + dtpm_unregister(dtpm); + + return 0; +} + +static int cpuhp_dtpm_cpu_online(unsigned int cpu) +{ + struct dtpm *dtpm; + struct dtpm_cpu *dtpm_cpu; + struct cpufreq_policy *policy; + struct em_perf_domain *pd; + char name[CPUFREQ_NAME_LEN]; + int ret = -ENOMEM; + + policy = cpufreq_cpu_get(cpu); + + if (!policy) + return 0; + + pd = em_cpu_get(cpu); + if (!pd) + return -EINVAL; + + dtpm = per_cpu(dtpm_per_cpu, cpu); + if (dtpm) + return power_add(dtpm, pd); + + dtpm = dtpm_alloc(&dtpm_ops); + if (!dtpm) + return -EINVAL; + + dtpm_cpu = kzalloc(sizeof(*dtpm_cpu), GFP_KERNEL); + if (!dtpm_cpu) + goto out_kfree_dtpm; + + dtpm->private = dtpm_cpu; + dtpm_cpu->cpu = cpu; + + for_each_cpu(cpu, policy->related_cpus) + per_cpu(dtpm_per_cpu, cpu) = dtpm; + + sprintf(name, "cpu%d", dtpm_cpu->cpu); + + ret = dtpm_register(name, dtpm, __parent); + if (ret) + goto out_kfree_dtpm_cpu; + + ret = power_add(dtpm, pd); + if (ret) + goto out_dtpm_unregister; + + ret = freq_qos_add_request(&policy->constraints, + &dtpm_cpu->qos_req, FREQ_QOS_MAX, + pd->table[pd->nr_perf_states - 1].frequency); + if (ret) + goto out_power_sub; + + return 0; + +out_power_sub: + power_sub(dtpm, pd); + +out_dtpm_unregister: + dtpm_unregister(dtpm); + dtpm_cpu = NULL; + dtpm = NULL; + +out_kfree_dtpm_cpu: + for_each_cpu(cpu, policy->related_cpus) + per_cpu(dtpm_per_cpu, cpu) = NULL; + kfree(dtpm_cpu); + +out_kfree_dtpm: + kfree(dtpm); + return ret; +} + +int dtpm_register_cpu(struct dtpm *parent) +{ + __parent = parent; + + return cpuhp_setup_state(CPUHP_AP_DTPM_CPU_ONLINE, + "dtpm_cpu:online", + cpuhp_dtpm_cpu_online, + cpuhp_dtpm_cpu_offline); +} diff --git a/drivers/pwm/pwm-iqs620a.c b/drivers/pwm/pwm-iqs620a.c index 7d33e3646436..3e967a12458c 100644 --- a/drivers/pwm/pwm-iqs620a.c +++ b/drivers/pwm/pwm-iqs620a.c @@ -46,7 +46,8 @@ static int iqs620_pwm_apply(struct pwm_chip *chip, struct pwm_device *pwm, { struct iqs620_pwm_private *iqs620_pwm; struct iqs62x_core *iqs62x; - u64 duty_scale; + unsigned int duty_cycle; + unsigned int duty_scale; int ret; if (state->polarity != PWM_POLARITY_NORMAL) @@ -70,7 +71,8 @@ static int iqs620_pwm_apply(struct pwm_chip *chip, struct pwm_device *pwm, * For lower duty cycles (e.g. 0), the PWM output is simply disabled to * allow an external pull-down resistor to hold the GPIO3/LTX pin low. */ - duty_scale = div_u64(state->duty_cycle * 256, IQS620_PWM_PERIOD_NS); + duty_cycle = min_t(u64, state->duty_cycle, IQS620_PWM_PERIOD_NS); + duty_scale = duty_cycle * 256 / IQS620_PWM_PERIOD_NS; mutex_lock(&iqs620_pwm->lock); @@ -82,7 +84,7 @@ static int iqs620_pwm_apply(struct pwm_chip *chip, struct pwm_device *pwm, } if (duty_scale) { - u8 duty_val = min_t(u64, duty_scale - 1, 0xff); + u8 duty_val = duty_scale - 1; ret = regmap_write(iqs62x->regmap, IQS620_PWM_DUTY_CYCLE, duty_val); diff --git a/drivers/pwm/pwm-rockchip.c b/drivers/pwm/pwm-rockchip.c index 77c23a2c6d71..3b8da7b0091b 100644 --- a/drivers/pwm/pwm-rockchip.c +++ b/drivers/pwm/pwm-rockchip.c @@ -289,6 +289,7 @@ static int rockchip_pwm_probe(struct platform_device *pdev) struct rockchip_pwm_chip *pc; struct resource *r; u32 enable_conf, ctrl; + bool enabled; int ret, count; id = of_match_device(rockchip_pwm_dt_ids, &pdev->dev); @@ -332,9 +333,9 @@ static int rockchip_pwm_probe(struct platform_device *pdev) return ret; } - ret = clk_prepare(pc->pclk); + ret = clk_prepare_enable(pc->pclk); if (ret) { - dev_err(&pdev->dev, "Can't prepare APB clk: %d\n", ret); + dev_err(&pdev->dev, "Can't prepare enable APB clk: %d\n", ret); goto err_clk; } @@ -351,23 +352,26 @@ static int rockchip_pwm_probe(struct platform_device *pdev) pc->chip.of_pwm_n_cells = 3; } + enable_conf = pc->data->enable_conf; + ctrl = readl_relaxed(pc->base + pc->data->regs.ctrl); + enabled = (ctrl & enable_conf) == enable_conf; + ret = pwmchip_add(&pc->chip); if (ret < 0) { - clk_unprepare(pc->clk); dev_err(&pdev->dev, "pwmchip_add() failed: %d\n", ret); goto err_pclk; } /* Keep the PWM clk enabled if the PWM appears to be up and running. */ - enable_conf = pc->data->enable_conf; - ctrl = readl_relaxed(pc->base + pc->data->regs.ctrl); - if ((ctrl & enable_conf) != enable_conf) + if (!enabled) clk_disable(pc->clk); + clk_disable(pc->pclk); + return 0; err_pclk: - clk_unprepare(pc->pclk); + clk_disable_unprepare(pc->pclk); err_clk: clk_disable_unprepare(pc->clk); diff --git a/drivers/regulator/axp20x-regulator.c b/drivers/regulator/axp20x-regulator.c index 90cb8445f721..d260c442b788 100644 --- a/drivers/regulator/axp20x-regulator.c +++ b/drivers/regulator/axp20x-regulator.c @@ -1070,7 +1070,7 @@ static int axp20x_set_dcdc_freq(struct platform_device *pdev, u32 dcdcfreq) static int axp20x_regulator_parse_dt(struct platform_device *pdev) { struct device_node *np, *regulators; - int ret; + int ret = 0; u32 dcdcfreq = 0; np = of_node_get(pdev->dev.parent->of_node); @@ -1085,13 +1085,12 @@ static int axp20x_regulator_parse_dt(struct platform_device *pdev) ret = axp20x_set_dcdc_freq(pdev, dcdcfreq); if (ret < 0) { dev_err(&pdev->dev, "Error setting dcdc frequency: %d\n", ret); - return ret; } - of_node_put(regulators); } - return 0; + of_node_put(np); + return ret; } static int axp20x_set_dcdc_workmode(struct regulator_dev *rdev, int id, u32 workmode) diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c index 35098dbd32a3..7b3de8b0b1ca 100644 --- a/drivers/regulator/core.c +++ b/drivers/regulator/core.c @@ -1617,7 +1617,7 @@ static struct regulator *create_regulator(struct regulator_dev *rdev, const char *supply_name) { struct regulator *regulator; - int err; + int err = 0; if (dev) { char buf[REG_STR_SIZE]; @@ -1663,8 +1663,8 @@ static struct regulator *create_regulator(struct regulator_dev *rdev, } } - regulator->debugfs = debugfs_create_dir(supply_name, - rdev->debugfs); + if (err != -EEXIST) + regulator->debugfs = debugfs_create_dir(supply_name, rdev->debugfs); if (!regulator->debugfs) { rdev_dbg(rdev, "Failed to create debugfs directory\n"); } else { diff --git a/drivers/regulator/pca9450-regulator.c b/drivers/regulator/pca9450-regulator.c index cb29421d745a..d38109cc3a01 100644 --- a/drivers/regulator/pca9450-regulator.c +++ b/drivers/regulator/pca9450-regulator.c @@ -5,6 +5,7 @@ */ #include +#include #include #include #include @@ -32,6 +33,7 @@ struct pca9450_regulator_desc { struct pca9450 { struct device *dev; struct regmap *regmap; + struct gpio_desc *sd_vsel_gpio; enum pca9450_chip_type type; unsigned int rcnt; int irq; @@ -795,6 +797,34 @@ static int pca9450_i2c_probe(struct i2c_client *i2c, return ret; } + /* Clear PRESET_EN bit in BUCK123_DVS to use DVS registers */ + ret = regmap_clear_bits(pca9450->regmap, PCA9450_REG_BUCK123_DVS, + BUCK123_PRESET_EN); + if (ret) { + dev_err(&i2c->dev, "Failed to clear PRESET_EN bit: %d\n", ret); + return ret; + } + + /* Set reset behavior on assertion of WDOG_B signal */ + ret = regmap_update_bits(pca9450->regmap, PCA9450_REG_RESET_CTRL, + WDOG_B_CFG_MASK, WDOG_B_CFG_COLD_LDO12); + if (ret) { + dev_err(&i2c->dev, "Failed to set WDOG_B reset behavior\n"); + return ret; + } + + /* + * The driver uses the LDO5CTRL_H register to control the LDO5 regulator. + * This is only valid if the SD_VSEL input of the PMIC is high. Let's + * check if the pin is available as GPIO and set it to high. + */ + pca9450->sd_vsel_gpio = gpiod_get_optional(pca9450->dev, "sd-vsel", GPIOD_OUT_HIGH); + + if (IS_ERR(pca9450->sd_vsel_gpio)) { + dev_err(&i2c->dev, "Failed to get SD_VSEL GPIO\n"); + return ret; + } + dev_info(&i2c->dev, "%s probed.\n", type == PCA9450_TYPE_PCA9450A ? "pca9450a" : "pca9450bc"); diff --git a/drivers/regulator/qcom-rpmh-regulator.c b/drivers/regulator/qcom-rpmh-regulator.c index a22c4b5f64f7..52e4396d4071 100644 --- a/drivers/regulator/qcom-rpmh-regulator.c +++ b/drivers/regulator/qcom-rpmh-regulator.c @@ -732,6 +732,15 @@ static const struct rpmh_vreg_hw_data pmic5_hfsmps515 = { .of_map_mode = rpmh_regulator_pmic4_smps_of_map_mode, }; +static const struct rpmh_vreg_hw_data pmic5_hfsmps515_1 = { + .regulator_type = VRM, + .ops = &rpmh_regulator_vrm_ops, + .voltage_range = REGULATOR_LINEAR_RANGE(900000, 0, 4, 16000), + .n_voltages = 5, + .pmic_mode_map = pmic_mode_map_pmic5_smps, + .of_map_mode = rpmh_regulator_pmic4_smps_of_map_mode, +}; + static const struct rpmh_vreg_hw_data pmic5_bob = { .regulator_type = VRM, .ops = &rpmh_regulator_vrm_bypass_ops, @@ -874,6 +883,19 @@ static const struct rpmh_vreg_init_data pm8009_vreg_data[] = { RPMH_VREG("ldo4", "ldo%s4", &pmic5_nldo, "vdd-l4"), RPMH_VREG("ldo5", "ldo%s5", &pmic5_pldo, "vdd-l5-l6"), RPMH_VREG("ldo6", "ldo%s6", &pmic5_pldo, "vdd-l5-l6"), + RPMH_VREG("ldo7", "ldo%s7", &pmic5_pldo_lv, "vdd-l7"), + {}, +}; + +static const struct rpmh_vreg_init_data pm8009_1_vreg_data[] = { + RPMH_VREG("smps1", "smp%s1", &pmic5_hfsmps510, "vdd-s1"), + RPMH_VREG("smps2", "smp%s2", &pmic5_hfsmps515_1, "vdd-s2"), + RPMH_VREG("ldo1", "ldo%s1", &pmic5_nldo, "vdd-l1"), + RPMH_VREG("ldo2", "ldo%s2", &pmic5_nldo, "vdd-l2"), + RPMH_VREG("ldo3", "ldo%s3", &pmic5_nldo, "vdd-l3"), + RPMH_VREG("ldo4", "ldo%s4", &pmic5_nldo, "vdd-l4"), + RPMH_VREG("ldo5", "ldo%s5", &pmic5_pldo, "vdd-l5-l6"), + RPMH_VREG("ldo6", "ldo%s6", &pmic5_pldo, "vdd-l5-l6"), RPMH_VREG("ldo7", "ldo%s6", &pmic5_pldo_lv, "vdd-l7"), {}, }; @@ -976,6 +998,10 @@ static const struct of_device_id __maybe_unused rpmh_regulator_match_table[] = { .compatible = "qcom,pm8009-rpmh-regulators", .data = pm8009_vreg_data, }, + { + .compatible = "qcom,pm8009-1-rpmh-regulators", + .data = pm8009_1_vreg_data, + }, { .compatible = "qcom,pm8150-rpmh-regulators", .data = pm8150_vreg_data, diff --git a/drivers/regulator/rohm-regulator.c b/drivers/regulator/rohm-regulator.c index 399002383b28..5c558b153d55 100644 --- a/drivers/regulator/rohm-regulator.c +++ b/drivers/regulator/rohm-regulator.c @@ -52,9 +52,12 @@ int rohm_regulator_set_dvs_levels(const struct rohm_dvs_config *dvs, char *prop; unsigned int reg, mask, omask, oreg = desc->enable_reg; - for (i = 0; i < ROHM_DVS_LEVEL_MAX && !ret; i++) { - if (dvs->level_map & (1 << i)) { - switch (i + 1) { + for (i = 0; i < ROHM_DVS_LEVEL_VALID_AMOUNT && !ret; i++) { + int bit; + + bit = BIT(i); + if (dvs->level_map & bit) { + switch (bit) { case ROHM_DVS_LEVEL_RUN: prop = "rohm,dvs-run-voltage"; reg = dvs->run_reg; diff --git a/drivers/regulator/s5m8767.c b/drivers/regulator/s5m8767.c index 3fa472127e9a..7c111bbdc2af 100644 --- a/drivers/regulator/s5m8767.c +++ b/drivers/regulator/s5m8767.c @@ -544,14 +544,18 @@ static int s5m8767_pmic_dt_parse_pdata(struct platform_device *pdev, rdata = devm_kcalloc(&pdev->dev, pdata->num_regulators, sizeof(*rdata), GFP_KERNEL); - if (!rdata) + if (!rdata) { + of_node_put(regulators_np); return -ENOMEM; + } rmode = devm_kcalloc(&pdev->dev, pdata->num_regulators, sizeof(*rmode), GFP_KERNEL); - if (!rmode) + if (!rmode) { + of_node_put(regulators_np); return -ENOMEM; + } pdata->regulators = rdata; pdata->opmode = rmode; @@ -573,10 +577,13 @@ static int s5m8767_pmic_dt_parse_pdata(struct platform_device *pdev, "s5m8767,pmic-ext-control", GPIOD_OUT_HIGH | GPIOD_FLAGS_BIT_NONEXCLUSIVE, "s5m8767"); - if (PTR_ERR(rdata->ext_control_gpiod) == -ENOENT) + if (PTR_ERR(rdata->ext_control_gpiod) == -ENOENT) { rdata->ext_control_gpiod = NULL; - else if (IS_ERR(rdata->ext_control_gpiod)) + } else if (IS_ERR(rdata->ext_control_gpiod)) { + of_node_put(reg_np); + of_node_put(regulators_np); return PTR_ERR(rdata->ext_control_gpiod); + } rdata->id = i; rdata->initdata = of_get_regulator_init_data( diff --git a/drivers/remoteproc/mtk_common.h b/drivers/remoteproc/mtk_common.h index f2bcc9d9fda6..58388057062a 100644 --- a/drivers/remoteproc/mtk_common.h +++ b/drivers/remoteproc/mtk_common.h @@ -47,6 +47,7 @@ #define MT8192_CORE0_SW_RSTN_CLR 0x10000 #define MT8192_CORE0_SW_RSTN_SET 0x10004 +#define MT8192_CORE0_WDT_IRQ 0x10030 #define MT8192_CORE0_WDT_CFG 0x10034 #define SCP_FW_VER_LEN 32 diff --git a/drivers/remoteproc/mtk_scp.c b/drivers/remoteproc/mtk_scp.c index 52fa01d67c18..63c501a42c44 100644 --- a/drivers/remoteproc/mtk_scp.c +++ b/drivers/remoteproc/mtk_scp.c @@ -184,17 +184,19 @@ static void mt8192_scp_irq_handler(struct mtk_scp *scp) scp_to_host = readl(scp->reg_base + MT8192_SCP2APMCU_IPC_SET); - if (scp_to_host & MT8192_SCP_IPC_INT_BIT) + if (scp_to_host & MT8192_SCP_IPC_INT_BIT) { scp_ipi_handler(scp); - else - scp_wdt_handler(scp, scp_to_host); - /* - * SCP won't send another interrupt until we clear - * MT8192_SCP2APMCU_IPC. - */ - writel(MT8192_SCP_IPC_INT_BIT, - scp->reg_base + MT8192_SCP2APMCU_IPC_CLR); + /* + * SCP won't send another interrupt until we clear + * MT8192_SCP2APMCU_IPC. + */ + writel(MT8192_SCP_IPC_INT_BIT, + scp->reg_base + MT8192_SCP2APMCU_IPC_CLR); + } else { + scp_wdt_handler(scp, scp_to_host); + writel(1, scp->reg_base + MT8192_CORE0_WDT_IRQ); + } } static irqreturn_t scp_irq_handler(int irq, void *priv) @@ -773,21 +775,19 @@ static const struct mtk_scp_of_data mt8192_of_data = { .host_to_scp_int_bit = MT8192_HOST_IPC_INT_BIT, }; -#if defined(CONFIG_OF) static const struct of_device_id mtk_scp_of_match[] = { { .compatible = "mediatek,mt8183-scp", .data = &mt8183_of_data }, { .compatible = "mediatek,mt8192-scp", .data = &mt8192_of_data }, {}, }; MODULE_DEVICE_TABLE(of, mtk_scp_of_match); -#endif static struct platform_driver mtk_scp_driver = { .probe = scp_probe, .remove = scp_remove, .driver = { .name = "mtk-scp", - .of_match_table = of_match_ptr(mtk_scp_of_match), + .of_match_table = mtk_scp_of_match, }, }; diff --git a/drivers/rtc/Kconfig b/drivers/rtc/Kconfig index 65ad9d0b47ab..33e4ecd6c665 100644 --- a/drivers/rtc/Kconfig +++ b/drivers/rtc/Kconfig @@ -692,6 +692,7 @@ config RTC_DRV_S5M tristate "Samsung S2M/S5M series" depends on MFD_SEC_CORE || COMPILE_TEST select REGMAP_IRQ + select REGMAP_I2C help If you say yes here you will get support for the RTC of Samsung S2MPS14 and S5M PMIC series. @@ -1296,7 +1297,7 @@ config RTC_DRV_OPAL config RTC_DRV_ZYNQMP tristate "Xilinx Zynq Ultrascale+ MPSoC RTC" - depends on OF + depends on OF && HAS_IOMEM help If you say yes here you get support for the RTC controller found on Xilinx Zynq Ultrascale+ MPSoC. diff --git a/drivers/s390/block/dasd.c b/drivers/s390/block/dasd.c index 217a7b84abdf..2adfab552e22 100644 --- a/drivers/s390/block/dasd.c +++ b/drivers/s390/block/dasd.c @@ -3087,7 +3087,8 @@ static blk_status_t do_dasd_request(struct blk_mq_hw_ctx *hctx, basedev = block->base; spin_lock_irq(&dq->lock); - if (basedev->state < DASD_STATE_READY) { + if (basedev->state < DASD_STATE_READY || + test_bit(DASD_FLAG_OFFLINE, &basedev->flags)) { DBF_DEV_EVENT(DBF_ERR, basedev, "device not ready for request %p", req); rc = BLK_STS_IOERR; @@ -3522,8 +3523,6 @@ void dasd_generic_remove(struct ccw_device *cdev) struct dasd_device *device; struct dasd_block *block; - cdev->handler = NULL; - device = dasd_device_from_cdev(cdev); if (IS_ERR(device)) { dasd_remove_sysfs_files(cdev); @@ -3542,6 +3541,7 @@ void dasd_generic_remove(struct ccw_device *cdev) * no quite down yet. */ dasd_set_target_state(device, DASD_STATE_NEW); + cdev->handler = NULL; /* dasd_delete_device destroys the device reference. */ block = device->block; dasd_delete_device(device); diff --git a/drivers/s390/cio/vfio_ccw_ops.c b/drivers/s390/cio/vfio_ccw_ops.c index 8b3ed5b45277..1ad5f7018ec2 100644 --- a/drivers/s390/cio/vfio_ccw_ops.c +++ b/drivers/s390/cio/vfio_ccw_ops.c @@ -539,7 +539,7 @@ static ssize_t vfio_ccw_mdev_ioctl(struct mdev_device *mdev, if (ret) return ret; - return copy_to_user((void __user *)arg, &info, minsz); + return copy_to_user((void __user *)arg, &info, minsz) ? -EFAULT : 0; } case VFIO_DEVICE_GET_REGION_INFO: { @@ -557,7 +557,7 @@ static ssize_t vfio_ccw_mdev_ioctl(struct mdev_device *mdev, if (ret) return ret; - return copy_to_user((void __user *)arg, &info, minsz); + return copy_to_user((void __user *)arg, &info, minsz) ? -EFAULT : 0; } case VFIO_DEVICE_GET_IRQ_INFO: { @@ -578,7 +578,7 @@ static ssize_t vfio_ccw_mdev_ioctl(struct mdev_device *mdev, if (info.count == -1) return -EINVAL; - return copy_to_user((void __user *)arg, &info, minsz); + return copy_to_user((void __user *)arg, &info, minsz) ? -EFAULT : 0; } case VFIO_DEVICE_SET_IRQS: { diff --git a/drivers/s390/crypto/vfio_ap_ops.c b/drivers/s390/crypto/vfio_ap_ops.c index 7ceb6c433b3b..72eb8f984534 100644 --- a/drivers/s390/crypto/vfio_ap_ops.c +++ b/drivers/s390/crypto/vfio_ap_ops.c @@ -1279,7 +1279,7 @@ static int vfio_ap_mdev_get_device_info(unsigned long arg) info.num_regions = 0; info.num_irqs = 0; - return copy_to_user((void __user *)arg, &info, minsz); + return copy_to_user((void __user *)arg, &info, minsz) ? -EFAULT : 0; } static ssize_t vfio_ap_mdev_ioctl(struct mdev_device *mdev, diff --git a/drivers/s390/crypto/zcrypt_api.c b/drivers/s390/crypto/zcrypt_api.c index f60f9fb25214..3b9eda311c27 100644 --- a/drivers/s390/crypto/zcrypt_api.c +++ b/drivers/s390/crypto/zcrypt_api.c @@ -1438,6 +1438,8 @@ static int icarsamodexpo_ioctl(struct ap_perms *perms, unsigned long arg) if (rc == -EAGAIN) tr.again_counter++; } while (rc == -EAGAIN && tr.again_counter < TRACK_AGAIN_MAX); + if (rc == -EAGAIN && tr.again_counter >= TRACK_AGAIN_MAX) + rc = -EIO; if (rc) { ZCRYPT_DBF(DBF_DEBUG, "ioctl ICARSAMODEXPO rc=%d\n", rc); return rc; @@ -1481,6 +1483,8 @@ static int icarsacrt_ioctl(struct ap_perms *perms, unsigned long arg) if (rc == -EAGAIN) tr.again_counter++; } while (rc == -EAGAIN && tr.again_counter < TRACK_AGAIN_MAX); + if (rc == -EAGAIN && tr.again_counter >= TRACK_AGAIN_MAX) + rc = -EIO; if (rc) { ZCRYPT_DBF(DBF_DEBUG, "ioctl ICARSACRT rc=%d\n", rc); return rc; @@ -1524,6 +1528,8 @@ static int zsecsendcprb_ioctl(struct ap_perms *perms, unsigned long arg) if (rc == -EAGAIN) tr.again_counter++; } while (rc == -EAGAIN && tr.again_counter < TRACK_AGAIN_MAX); + if (rc == -EAGAIN && tr.again_counter >= TRACK_AGAIN_MAX) + rc = -EIO; if (rc) ZCRYPT_DBF(DBF_DEBUG, "ioctl ZSENDCPRB rc=%d status=0x%x\n", rc, xcRB.status); @@ -1568,6 +1574,8 @@ static int zsendep11cprb_ioctl(struct ap_perms *perms, unsigned long arg) if (rc == -EAGAIN) tr.again_counter++; } while (rc == -EAGAIN && tr.again_counter < TRACK_AGAIN_MAX); + if (rc == -EAGAIN && tr.again_counter >= TRACK_AGAIN_MAX) + rc = -EIO; if (rc) ZCRYPT_DBF(DBF_DEBUG, "ioctl ZSENDEP11CPRB rc=%d\n", rc); if (copy_to_user(uxcrb, &xcrb, sizeof(xcrb))) @@ -1744,6 +1752,8 @@ static long trans_modexpo32(struct ap_perms *perms, struct file *filp, if (rc == -EAGAIN) tr.again_counter++; } while (rc == -EAGAIN && tr.again_counter < TRACK_AGAIN_MAX); + if (rc == -EAGAIN && tr.again_counter >= TRACK_AGAIN_MAX) + rc = -EIO; if (rc) return rc; return put_user(mex64.outputdatalength, @@ -1795,6 +1805,8 @@ static long trans_modexpo_crt32(struct ap_perms *perms, struct file *filp, if (rc == -EAGAIN) tr.again_counter++; } while (rc == -EAGAIN && tr.again_counter < TRACK_AGAIN_MAX); + if (rc == -EAGAIN && tr.again_counter >= TRACK_AGAIN_MAX) + rc = -EIO; if (rc) return rc; return put_user(crt64.outputdatalength, @@ -1865,6 +1877,8 @@ static long trans_xcRB32(struct ap_perms *perms, struct file *filp, if (rc == -EAGAIN) tr.again_counter++; } while (rc == -EAGAIN && tr.again_counter < TRACK_AGAIN_MAX); + if (rc == -EAGAIN && tr.again_counter >= TRACK_AGAIN_MAX) + rc = -EIO; xcRB32.reply_control_blk_length = xcRB64.reply_control_blk_length; xcRB32.reply_data_length = xcRB64.reply_data_length; xcRB32.status = xcRB64.status; diff --git a/drivers/s390/net/qeth_core.h b/drivers/s390/net/qeth_core.h index 2f7e06ec9a30..bf8404b0e74f 100644 --- a/drivers/s390/net/qeth_core.h +++ b/drivers/s390/net/qeth_core.h @@ -424,8 +424,6 @@ enum qeth_qdio_out_buffer_state { /* Received QAOB notification on CQ: */ QETH_QDIO_BUF_QAOB_OK, QETH_QDIO_BUF_QAOB_ERROR, - /* Handled via transfer pending / completion queue. */ - QETH_QDIO_BUF_HANDLED_DELAYED, }; struct qeth_qdio_out_buffer { @@ -438,7 +436,7 @@ struct qeth_qdio_out_buffer { int is_header[QDIO_MAX_ELEMENTS_PER_BUFFER]; struct qeth_qdio_out_q *q; - struct qeth_qdio_out_buffer *next_pending; + struct list_head list_entry; }; struct qeth_card; @@ -502,6 +500,7 @@ struct qeth_qdio_out_q { struct qdio_buffer *qdio_bufs[QDIO_MAX_BUFFERS_PER_Q]; struct qeth_qdio_out_buffer *bufs[QDIO_MAX_BUFFERS_PER_Q]; struct qdio_outbuf_state *bufstates; /* convenience pointer */ + struct list_head pending_bufs; struct qeth_out_q_stats stats; spinlock_t lock; unsigned int priority; diff --git a/drivers/s390/net/qeth_core_main.c b/drivers/s390/net/qeth_core_main.c index f108232498ba..4d51c4ace8ea 100644 --- a/drivers/s390/net/qeth_core_main.c +++ b/drivers/s390/net/qeth_core_main.c @@ -73,9 +73,6 @@ static void qeth_free_qdio_queues(struct qeth_card *card); static void qeth_notify_skbs(struct qeth_qdio_out_q *queue, struct qeth_qdio_out_buffer *buf, enum iucv_tx_notify notification); -static void qeth_tx_complete_buf(struct qeth_qdio_out_buffer *buf, bool error, - int budget); -static int qeth_init_qdio_out_buf(struct qeth_qdio_out_q *, int); static void qeth_close_dev_handler(struct work_struct *work) { @@ -466,42 +463,6 @@ static enum iucv_tx_notify qeth_compute_cq_notification(int sbalf15, return n; } -static void qeth_cleanup_handled_pending(struct qeth_qdio_out_q *q, int bidx, - int forced_cleanup) -{ - if (q->card->options.cq != QETH_CQ_ENABLED) - return; - - if (q->bufs[bidx]->next_pending != NULL) { - struct qeth_qdio_out_buffer *head = q->bufs[bidx]; - struct qeth_qdio_out_buffer *c = q->bufs[bidx]->next_pending; - - while (c) { - if (forced_cleanup || - atomic_read(&c->state) == - QETH_QDIO_BUF_HANDLED_DELAYED) { - struct qeth_qdio_out_buffer *f = c; - - QETH_CARD_TEXT(f->q->card, 5, "fp"); - QETH_CARD_TEXT_(f->q->card, 5, "%lx", (long) f); - /* release here to avoid interleaving between - outbound tasklet and inbound tasklet - regarding notifications and lifecycle */ - qeth_tx_complete_buf(c, forced_cleanup, 0); - - c = f->next_pending; - WARN_ON_ONCE(head->next_pending != f); - head->next_pending = c; - kmem_cache_free(qeth_qdio_outbuf_cache, f); - } else { - head = c; - c = c->next_pending; - } - - } - } -} - static void qeth_qdio_handle_aob(struct qeth_card *card, unsigned long phys_aob_addr) { @@ -509,6 +470,7 @@ static void qeth_qdio_handle_aob(struct qeth_card *card, struct qaob *aob; struct qeth_qdio_out_buffer *buffer; enum iucv_tx_notify notification; + struct qeth_qdio_out_q *queue; unsigned int i; aob = (struct qaob *) phys_to_virt(phys_aob_addr); @@ -517,18 +479,6 @@ static void qeth_qdio_handle_aob(struct qeth_card *card, buffer = (struct qeth_qdio_out_buffer *) aob->user1; QETH_CARD_TEXT_(card, 5, "%lx", aob->user1); - /* Free dangling allocations. The attached skbs are handled by - * qeth_cleanup_handled_pending(). - */ - for (i = 0; - i < aob->sb_count && i < QETH_MAX_BUFFER_ELEMENTS(card); - i++) { - void *data = phys_to_virt(aob->sba[i]); - - if (data && buffer->is_header[i]) - kmem_cache_free(qeth_core_header_cache, data); - } - if (aob->aorc) { QETH_CARD_TEXT_(card, 2, "aorc%02X", aob->aorc); new_state = QETH_QDIO_BUF_QAOB_ERROR; @@ -536,10 +486,9 @@ static void qeth_qdio_handle_aob(struct qeth_card *card, switch (atomic_xchg(&buffer->state, new_state)) { case QETH_QDIO_BUF_PRIMED: - /* Faster than TX completion code. */ - notification = qeth_compute_cq_notification(aob->aorc, 0); - qeth_notify_skbs(buffer->q, buffer, notification); - atomic_set(&buffer->state, QETH_QDIO_BUF_HANDLED_DELAYED); + /* Faster than TX completion code, let it handle the async + * completion for us. + */ break; case QETH_QDIO_BUF_PENDING: /* TX completion code is active and will handle the async @@ -550,7 +499,22 @@ static void qeth_qdio_handle_aob(struct qeth_card *card, /* TX completion code is already finished. */ notification = qeth_compute_cq_notification(aob->aorc, 1); qeth_notify_skbs(buffer->q, buffer, notification); - atomic_set(&buffer->state, QETH_QDIO_BUF_HANDLED_DELAYED); + + /* Free dangling allocations. The attached skbs are handled by + * qeth_tx_complete_pending_bufs(). + */ + for (i = 0; + i < aob->sb_count && i < QETH_MAX_BUFFER_ELEMENTS(card); + i++) { + void *data = phys_to_virt(aob->sba[i]); + + if (data && buffer->is_header[i]) + kmem_cache_free(qeth_core_header_cache, data); + } + + queue = buffer->q; + atomic_set(&buffer->state, QETH_QDIO_BUF_EMPTY); + napi_schedule(&queue->napi); break; default: WARN_ON_ONCE(1); @@ -1422,9 +1386,6 @@ static void qeth_tx_complete_buf(struct qeth_qdio_out_buffer *buf, bool error, struct qeth_qdio_out_q *queue = buf->q; struct sk_buff *skb; - if (atomic_read(&buf->state) == QETH_QDIO_BUF_PENDING) - qeth_notify_skbs(queue, buf, TX_NOTIFY_GENERALERROR); - /* Empty buffer? */ if (buf->next_element_to_fill == 0) return; @@ -1486,14 +1447,38 @@ static void qeth_clear_output_buffer(struct qeth_qdio_out_q *queue, atomic_set(&buf->state, QETH_QDIO_BUF_EMPTY); } +static void qeth_tx_complete_pending_bufs(struct qeth_card *card, + struct qeth_qdio_out_q *queue, + bool drain) +{ + struct qeth_qdio_out_buffer *buf, *tmp; + + list_for_each_entry_safe(buf, tmp, &queue->pending_bufs, list_entry) { + if (drain || atomic_read(&buf->state) == QETH_QDIO_BUF_EMPTY) { + QETH_CARD_TEXT(card, 5, "fp"); + QETH_CARD_TEXT_(card, 5, "%lx", (long) buf); + + if (drain) + qeth_notify_skbs(queue, buf, + TX_NOTIFY_GENERALERROR); + qeth_tx_complete_buf(buf, drain, 0); + + list_del(&buf->list_entry); + kmem_cache_free(qeth_qdio_outbuf_cache, buf); + } + } +} + static void qeth_drain_output_queue(struct qeth_qdio_out_q *q, bool free) { int j; + qeth_tx_complete_pending_bufs(q->card, q, true); + for (j = 0; j < QDIO_MAX_BUFFERS_PER_Q; ++j) { if (!q->bufs[j]) continue; - qeth_cleanup_handled_pending(q, j, 1); + qeth_clear_output_buffer(q, q->bufs[j], true, 0); if (free) { kmem_cache_free(qeth_qdio_outbuf_cache, q->bufs[j]); @@ -2613,7 +2598,6 @@ static int qeth_init_qdio_out_buf(struct qeth_qdio_out_q *q, int bidx) skb_queue_head_init(&newbuf->skb_list); lockdep_set_class(&newbuf->skb_list.lock, &qdio_out_skb_queue_key); newbuf->q = q; - newbuf->next_pending = q->bufs[bidx]; atomic_set(&newbuf->state, QETH_QDIO_BUF_EMPTY); q->bufs[bidx] = newbuf; return 0; @@ -2632,15 +2616,28 @@ static void qeth_free_output_queue(struct qeth_qdio_out_q *q) static struct qeth_qdio_out_q *qeth_alloc_output_queue(void) { struct qeth_qdio_out_q *q = kzalloc(sizeof(*q), GFP_KERNEL); + unsigned int i; if (!q) return NULL; - if (qdio_alloc_buffers(q->qdio_bufs, QDIO_MAX_BUFFERS_PER_Q)) { - kfree(q); - return NULL; + if (qdio_alloc_buffers(q->qdio_bufs, QDIO_MAX_BUFFERS_PER_Q)) + goto err_qdio_bufs; + + for (i = 0; i < QDIO_MAX_BUFFERS_PER_Q; i++) { + if (qeth_init_qdio_out_buf(q, i)) + goto err_out_bufs; } + return q; + +err_out_bufs: + while (i > 0) + kmem_cache_free(qeth_qdio_outbuf_cache, q->bufs[--i]); + qdio_free_buffers(q->qdio_bufs, QDIO_MAX_BUFFERS_PER_Q); +err_qdio_bufs: + kfree(q); + return NULL; } static void qeth_tx_completion_timer(struct timer_list *timer) @@ -2653,7 +2650,7 @@ static void qeth_tx_completion_timer(struct timer_list *timer) static int qeth_alloc_qdio_queues(struct qeth_card *card) { - int i, j; + unsigned int i; QETH_CARD_TEXT(card, 2, "allcqdbf"); @@ -2682,18 +2679,12 @@ static int qeth_alloc_qdio_queues(struct qeth_card *card) card->qdio.out_qs[i] = queue; queue->card = card; queue->queue_no = i; + INIT_LIST_HEAD(&queue->pending_bufs); spin_lock_init(&queue->lock); timer_setup(&queue->timer, qeth_tx_completion_timer, 0); queue->coalesce_usecs = QETH_TX_COALESCE_USECS; queue->max_coalesced_frames = QETH_TX_MAX_COALESCED_FRAMES; queue->priority = QETH_QIB_PQUE_PRIO_DEFAULT; - - /* give outbound qeth_qdio_buffers their qdio_buffers */ - for (j = 0; j < QDIO_MAX_BUFFERS_PER_Q; ++j) { - WARN_ON(queue->bufs[j]); - if (qeth_init_qdio_out_buf(queue, j)) - goto out_freeoutqbufs; - } } /* completion */ @@ -2702,13 +2693,6 @@ static int qeth_alloc_qdio_queues(struct qeth_card *card) return 0; -out_freeoutqbufs: - while (j > 0) { - --j; - kmem_cache_free(qeth_qdio_outbuf_cache, - card->qdio.out_qs[i]->bufs[j]); - card->qdio.out_qs[i]->bufs[j] = NULL; - } out_freeoutq: while (i > 0) { qeth_free_output_queue(card->qdio.out_qs[--i]); @@ -5871,9 +5855,13 @@ static void qeth_iqd_tx_complete(struct qeth_qdio_out_q *queue, QDIO_OUTBUF_STATE_FLAG_PENDING)) { WARN_ON_ONCE(card->options.cq != QETH_CQ_ENABLED); - if (atomic_cmpxchg(&buffer->state, QETH_QDIO_BUF_PRIMED, - QETH_QDIO_BUF_PENDING) == - QETH_QDIO_BUF_PRIMED) { + QETH_CARD_TEXT_(card, 5, "pel%u", bidx); + + switch (atomic_cmpxchg(&buffer->state, + QETH_QDIO_BUF_PRIMED, + QETH_QDIO_BUF_PENDING)) { + case QETH_QDIO_BUF_PRIMED: + /* We have initial ownership, no QAOB (yet): */ qeth_notify_skbs(queue, buffer, TX_NOTIFY_PENDING); /* Handle race with qeth_qdio_handle_aob(): */ @@ -5881,39 +5869,51 @@ static void qeth_iqd_tx_complete(struct qeth_qdio_out_q *queue, QETH_QDIO_BUF_NEED_QAOB)) { case QETH_QDIO_BUF_PENDING: /* No concurrent QAOB notification. */ - break; + + /* Prepare the queue slot for immediate re-use: */ + qeth_scrub_qdio_buffer(buffer->buffer, queue->max_elements); + if (qeth_init_qdio_out_buf(queue, bidx)) { + QETH_CARD_TEXT(card, 2, "outofbuf"); + qeth_schedule_recovery(card); + } + + list_add(&buffer->list_entry, + &queue->pending_bufs); + /* Skip clearing the buffer: */ + return; case QETH_QDIO_BUF_QAOB_OK: qeth_notify_skbs(queue, buffer, TX_NOTIFY_DELAYED_OK); - atomic_set(&buffer->state, - QETH_QDIO_BUF_HANDLED_DELAYED); + error = false; break; case QETH_QDIO_BUF_QAOB_ERROR: qeth_notify_skbs(queue, buffer, TX_NOTIFY_DELAYED_GENERALERROR); - atomic_set(&buffer->state, - QETH_QDIO_BUF_HANDLED_DELAYED); + error = true; break; default: WARN_ON_ONCE(1); } + + break; + case QETH_QDIO_BUF_QAOB_OK: + /* qeth_qdio_handle_aob() already received a QAOB: */ + qeth_notify_skbs(queue, buffer, TX_NOTIFY_OK); + error = false; + break; + case QETH_QDIO_BUF_QAOB_ERROR: + /* qeth_qdio_handle_aob() already received a QAOB: */ + qeth_notify_skbs(queue, buffer, TX_NOTIFY_GENERALERROR); + error = true; + break; + default: + WARN_ON_ONCE(1); } - - QETH_CARD_TEXT_(card, 5, "pel%u", bidx); - - /* prepare the queue slot for re-use: */ - qeth_scrub_qdio_buffer(buffer->buffer, queue->max_elements); - if (qeth_init_qdio_out_buf(queue, bidx)) { - QETH_CARD_TEXT(card, 2, "outofbuf"); - qeth_schedule_recovery(card); - } - - return; - } - - if (card->options.cq == QETH_CQ_ENABLED) + } else if (card->options.cq == QETH_CQ_ENABLED) { qeth_notify_skbs(queue, buffer, qeth_compute_cq_notification(sflags, 0)); + } + qeth_clear_output_buffer(queue, buffer, error, budget); } @@ -5934,6 +5934,8 @@ static int qeth_tx_poll(struct napi_struct *napi, int budget) unsigned int bytes = 0; int completed; + qeth_tx_complete_pending_bufs(card, queue, false); + if (qeth_out_queue_is_empty(queue)) { napi_complete(napi); return 0; @@ -5966,7 +5968,6 @@ static int qeth_tx_poll(struct napi_struct *napi, int budget) qeth_handle_send_error(card, buffer, error); qeth_iqd_tx_complete(queue, bidx, error, budget); - qeth_cleanup_handled_pending(queue, bidx, false); } netdev_tx_completed_queue(txq, packets, bytes); @@ -7015,9 +7016,7 @@ int qeth_open(struct net_device *dev) card->data.state = CH_STATE_UP; netif_tx_start_all_queues(dev); - napi_enable(&card->napi); local_bh_disable(); - napi_schedule(&card->napi); if (IS_IQD(card)) { struct qeth_qdio_out_q *queue; unsigned int i; @@ -7029,8 +7028,12 @@ int qeth_open(struct net_device *dev) napi_schedule(&queue->napi); } } + + napi_enable(&card->napi); + napi_schedule(&card->napi); /* kick-start the NAPI softirq: */ local_bh_enable(); + return 0; } EXPORT_SYMBOL_GPL(qeth_open); @@ -7040,6 +7043,11 @@ int qeth_stop(struct net_device *dev) struct qeth_card *card = dev->ml_priv; QETH_CARD_TEXT(card, 4, "qethstop"); + + napi_disable(&card->napi); + cancel_delayed_work_sync(&card->buffer_reclaim_work); + qdio_stop_irq(CARD_DDEV(card)); + if (IS_IQD(card)) { struct qeth_qdio_out_q *queue; unsigned int i; @@ -7060,10 +7068,6 @@ int qeth_stop(struct net_device *dev) netif_tx_disable(dev); } - napi_disable(&card->napi); - cancel_delayed_work_sync(&card->buffer_reclaim_work); - qdio_stop_irq(CARD_DDEV(card)); - return 0; } EXPORT_SYMBOL_GPL(qeth_stop); diff --git a/drivers/s390/virtio/virtio_ccw.c b/drivers/s390/virtio/virtio_ccw.c index 5730572b52cd..54e686dca6de 100644 --- a/drivers/s390/virtio/virtio_ccw.c +++ b/drivers/s390/virtio/virtio_ccw.c @@ -117,7 +117,7 @@ struct virtio_rev_info { }; /* the highest virtio-ccw revision we support */ -#define VIRTIO_CCW_REV_MAX 1 +#define VIRTIO_CCW_REV_MAX 2 struct virtio_ccw_vq_info { struct virtqueue *vq; @@ -952,7 +952,7 @@ static u8 virtio_ccw_get_status(struct virtio_device *vdev) u8 old_status = vcdev->dma_area->status; struct ccw1 *ccw; - if (vcdev->revision < 1) + if (vcdev->revision < 2) return vcdev->dma_area->status; ccw = ccw_device_dma_zalloc(vcdev->cdev, sizeof(*ccw)); diff --git a/drivers/scsi/aic94xx/aic94xx_scb.c b/drivers/scsi/aic94xx/aic94xx_scb.c index e2d880a5f391..7b0566f6a97f 100644 --- a/drivers/scsi/aic94xx/aic94xx_scb.c +++ b/drivers/scsi/aic94xx/aic94xx_scb.c @@ -68,7 +68,6 @@ static void asd_phy_event_tasklet(struct asd_ascb *ascb, struct done_list_struct *dl) { struct asd_ha_struct *asd_ha = ascb->ha; - struct sas_ha_struct *sas_ha = &asd_ha->sas_ha; int phy_id = dl->status_block[0] & DL_PHY_MASK; struct asd_phy *phy = &asd_ha->phys[phy_id]; @@ -81,7 +80,7 @@ static void asd_phy_event_tasklet(struct asd_ascb *ascb, ASD_DPRINTK("phy%d: device unplugged\n", phy_id); asd_turn_led(asd_ha, phy_id, 0); sas_phy_disconnected(&phy->sas_phy); - sas_ha->notify_phy_event(&phy->sas_phy, PHYE_LOSS_OF_SIGNAL); + sas_notify_phy_event(&phy->sas_phy, PHYE_LOSS_OF_SIGNAL); break; case CURRENT_OOB_DONE: /* hot plugged device */ @@ -89,12 +88,12 @@ static void asd_phy_event_tasklet(struct asd_ascb *ascb, get_lrate_mode(phy, oob_mode); ASD_DPRINTK("phy%d device plugged: lrate:0x%x, proto:0x%x\n", phy_id, phy->sas_phy.linkrate, phy->sas_phy.iproto); - sas_ha->notify_phy_event(&phy->sas_phy, PHYE_OOB_DONE); + sas_notify_phy_event(&phy->sas_phy, PHYE_OOB_DONE); break; case CURRENT_SPINUP_HOLD: /* hot plug SATA, no COMWAKE sent */ asd_turn_led(asd_ha, phy_id, 1); - sas_ha->notify_phy_event(&phy->sas_phy, PHYE_SPINUP_HOLD); + sas_notify_phy_event(&phy->sas_phy, PHYE_SPINUP_HOLD); break; case CURRENT_GTO_TIMEOUT: case CURRENT_OOB_ERROR: @@ -102,7 +101,7 @@ static void asd_phy_event_tasklet(struct asd_ascb *ascb, dl->status_block[1]); asd_turn_led(asd_ha, phy_id, 0); sas_phy_disconnected(&phy->sas_phy); - sas_ha->notify_phy_event(&phy->sas_phy, PHYE_OOB_ERROR); + sas_notify_phy_event(&phy->sas_phy, PHYE_OOB_ERROR); break; } } @@ -222,7 +221,6 @@ static void asd_bytes_dmaed_tasklet(struct asd_ascb *ascb, int edb_el = edb_id + ascb->edb_index; struct asd_dma_tok *edb = ascb->ha->seq.edb_arr[edb_el]; struct asd_phy *phy = &ascb->ha->phys[phy_id]; - struct sas_ha_struct *sas_ha = phy->sas_phy.ha; u16 size = ((dl->status_block[3] & 7) << 8) | dl->status_block[2]; size = min(size, (u16) sizeof(phy->frame_rcvd)); @@ -234,7 +232,7 @@ static void asd_bytes_dmaed_tasklet(struct asd_ascb *ascb, spin_unlock_irqrestore(&phy->sas_phy.frame_rcvd_lock, flags); asd_dump_frame_rcvd(phy, dl); asd_form_port(ascb->ha, phy); - sas_ha->notify_port_event(&phy->sas_phy, PORTE_BYTES_DMAED); + sas_notify_port_event(&phy->sas_phy, PORTE_BYTES_DMAED); } static void asd_link_reset_err_tasklet(struct asd_ascb *ascb, @@ -270,7 +268,7 @@ static void asd_link_reset_err_tasklet(struct asd_ascb *ascb, asd_turn_led(asd_ha, phy_id, 0); sas_phy_disconnected(sas_phy); asd_deform_port(asd_ha, phy); - sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR); + sas_notify_port_event(sas_phy, PORTE_LINK_RESET_ERR); if (retries_left == 0) { int num = 1; @@ -315,7 +313,7 @@ static void asd_primitive_rcvd_tasklet(struct asd_ascb *ascb, spin_lock_irqsave(&sas_phy->sas_prim_lock, flags); sas_phy->sas_prim = ffs(cont); spin_unlock_irqrestore(&sas_phy->sas_prim_lock, flags); - sas_ha->notify_port_event(sas_phy,PORTE_BROADCAST_RCVD); + sas_notify_port_event(sas_phy, PORTE_BROADCAST_RCVD); break; case LmUNKNOWNP: @@ -336,7 +334,7 @@ static void asd_primitive_rcvd_tasklet(struct asd_ascb *ascb, /* The sequencer disables all phys on that port. * We have to re-enable the phys ourselves. */ asd_deform_port(asd_ha, phy); - sas_ha->notify_port_event(sas_phy, PORTE_HARD_RESET); + sas_notify_port_event(sas_phy, PORTE_HARD_RESET); break; default: @@ -567,7 +565,7 @@ static void escb_tasklet_complete(struct asd_ascb *ascb, /* the device is gone */ sas_phy_disconnected(sas_phy); asd_deform_port(asd_ha, phy); - sas_ha->notify_port_event(sas_phy, PORTE_TIMER_EVENT); + sas_notify_port_event(sas_phy, PORTE_TIMER_EVENT); break; default: ASD_DPRINTK("%s: phy%d: unknown event:0x%x\n", __func__, diff --git a/drivers/scsi/bnx2fc/Kconfig b/drivers/scsi/bnx2fc/Kconfig index 3cf7e08df809..ecdc0f0f4f4e 100644 --- a/drivers/scsi/bnx2fc/Kconfig +++ b/drivers/scsi/bnx2fc/Kconfig @@ -5,6 +5,7 @@ config SCSI_BNX2X_FCOE depends on (IPV6 || IPV6=n) depends on LIBFC depends on LIBFCOE + depends on MMU select NETDEVICES select ETHERNET select NET_VENDOR_BROADCOM diff --git a/drivers/scsi/hisi_sas/hisi_sas_main.c b/drivers/scsi/hisi_sas/hisi_sas_main.c index 274ccf18ce2d..1feca45384c7 100644 --- a/drivers/scsi/hisi_sas/hisi_sas_main.c +++ b/drivers/scsi/hisi_sas/hisi_sas_main.c @@ -622,7 +622,6 @@ static void hisi_sas_bytes_dmaed(struct hisi_hba *hisi_hba, int phy_no) { struct hisi_sas_phy *phy = &hisi_hba->phy[phy_no]; struct asd_sas_phy *sas_phy = &phy->sas_phy; - struct sas_ha_struct *sas_ha; if (!phy->phy_attached) return; @@ -633,8 +632,7 @@ static void hisi_sas_bytes_dmaed(struct hisi_hba *hisi_hba, int phy_no) return; } - sas_ha = &hisi_hba->sha; - sas_ha->notify_phy_event(sas_phy, PHYE_OOB_DONE); + sas_notify_phy_event(sas_phy, PHYE_OOB_DONE); if (sas_phy->phy) { struct sas_phy *sphy = sas_phy->phy; @@ -662,7 +660,7 @@ static void hisi_sas_bytes_dmaed(struct hisi_hba *hisi_hba, int phy_no) } sas_phy->frame_rcvd_size = phy->frame_rcvd_size; - sas_ha->notify_port_event(sas_phy, PORTE_BYTES_DMAED); + sas_notify_port_event(sas_phy, PORTE_BYTES_DMAED); } static struct hisi_sas_device *hisi_sas_alloc_dev(struct domain_device *device) @@ -1417,7 +1415,6 @@ static void hisi_sas_refresh_port_id(struct hisi_hba *hisi_hba) static void hisi_sas_rescan_topology(struct hisi_hba *hisi_hba, u32 state) { - struct sas_ha_struct *sas_ha = &hisi_hba->sha; struct asd_sas_port *_sas_port = NULL; int phy_no; @@ -1438,7 +1435,7 @@ static void hisi_sas_rescan_topology(struct hisi_hba *hisi_hba, u32 state) _sas_port = sas_port; if (dev_is_expander(dev->dev_type)) - sas_ha->notify_port_event(sas_phy, + sas_notify_port_event(sas_phy, PORTE_BROADCAST_RCVD); } } else { @@ -2200,7 +2197,6 @@ void hisi_sas_phy_down(struct hisi_hba *hisi_hba, int phy_no, int rdy) { struct hisi_sas_phy *phy = &hisi_hba->phy[phy_no]; struct asd_sas_phy *sas_phy = &phy->sas_phy; - struct sas_ha_struct *sas_ha = &hisi_hba->sha; struct device *dev = hisi_hba->dev; if (rdy) { @@ -2216,7 +2212,7 @@ void hisi_sas_phy_down(struct hisi_hba *hisi_hba, int phy_no, int rdy) return; } /* Phy down and not ready */ - sas_ha->notify_phy_event(sas_phy, PHYE_LOSS_OF_SIGNAL); + sas_notify_phy_event(sas_phy, PHYE_LOSS_OF_SIGNAL); sas_phy_disconnected(sas_phy); if (port) { diff --git a/drivers/scsi/hisi_sas/hisi_sas_v1_hw.c b/drivers/scsi/hisi_sas/hisi_sas_v1_hw.c index 45e866cb9164..22eecc89d41b 100644 --- a/drivers/scsi/hisi_sas/hisi_sas_v1_hw.c +++ b/drivers/scsi/hisi_sas/hisi_sas_v1_hw.c @@ -1408,7 +1408,6 @@ static irqreturn_t int_bcast_v1_hw(int irq, void *p) struct hisi_sas_phy *phy = p; struct hisi_hba *hisi_hba = phy->hisi_hba; struct asd_sas_phy *sas_phy = &phy->sas_phy; - struct sas_ha_struct *sha = &hisi_hba->sha; struct device *dev = hisi_hba->dev; int phy_no = sas_phy->id; u32 irq_value; @@ -1424,7 +1423,7 @@ static irqreturn_t int_bcast_v1_hw(int irq, void *p) } if (!test_bit(HISI_SAS_RESET_BIT, &hisi_hba->flags)) - sha->notify_port_event(sas_phy, PORTE_BROADCAST_RCVD); + sas_notify_port_event(sas_phy, PORTE_BROADCAST_RCVD); end: hisi_sas_phy_write32(hisi_hba, phy_no, CHL_INT2, diff --git a/drivers/scsi/hisi_sas/hisi_sas_v2_hw.c b/drivers/scsi/hisi_sas/hisi_sas_v2_hw.c index b57177b52fac..6ef8730c61a6 100644 --- a/drivers/scsi/hisi_sas/hisi_sas_v2_hw.c +++ b/drivers/scsi/hisi_sas/hisi_sas_v2_hw.c @@ -2818,14 +2818,13 @@ static void phy_bcast_v2_hw(int phy_no, struct hisi_hba *hisi_hba) { struct hisi_sas_phy *phy = &hisi_hba->phy[phy_no]; struct asd_sas_phy *sas_phy = &phy->sas_phy; - struct sas_ha_struct *sas_ha = &hisi_hba->sha; u32 bcast_status; hisi_sas_phy_write32(hisi_hba, phy_no, SL_RX_BCAST_CHK_MSK, 1); bcast_status = hisi_sas_phy_read32(hisi_hba, phy_no, RX_PRIMS_STATUS); if ((bcast_status & RX_BCAST_CHG_MSK) && !test_bit(HISI_SAS_RESET_BIT, &hisi_hba->flags)) - sas_ha->notify_port_event(sas_phy, PORTE_BROADCAST_RCVD); + sas_notify_port_event(sas_phy, PORTE_BROADCAST_RCVD); hisi_sas_phy_write32(hisi_hba, phy_no, CHL_INT0, CHL_INT0_SL_RX_BCST_ACK_MSK); hisi_sas_phy_write32(hisi_hba, phy_no, SL_RX_BCAST_CHK_MSK, 0); diff --git a/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c b/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c index 2cbd8a524eda..19170c7ac336 100644 --- a/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c +++ b/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c @@ -1598,14 +1598,13 @@ static irqreturn_t phy_bcast_v3_hw(int phy_no, struct hisi_hba *hisi_hba) { struct hisi_sas_phy *phy = &hisi_hba->phy[phy_no]; struct asd_sas_phy *sas_phy = &phy->sas_phy; - struct sas_ha_struct *sas_ha = &hisi_hba->sha; u32 bcast_status; hisi_sas_phy_write32(hisi_hba, phy_no, SL_RX_BCAST_CHK_MSK, 1); bcast_status = hisi_sas_phy_read32(hisi_hba, phy_no, RX_PRIMS_STATUS); if ((bcast_status & RX_BCAST_CHG_MSK) && !test_bit(HISI_SAS_RESET_BIT, &hisi_hba->flags)) - sas_ha->notify_port_event(sas_phy, PORTE_BROADCAST_RCVD); + sas_notify_port_event(sas_phy, PORTE_BROADCAST_RCVD); hisi_sas_phy_write32(hisi_hba, phy_no, CHL_INT0, CHL_INT0_SL_RX_BCST_ACK_MSK); hisi_sas_phy_write32(hisi_hba, phy_no, SL_RX_BCAST_CHK_MSK, 0); diff --git a/drivers/scsi/isci/port.c b/drivers/scsi/isci/port.c index 1df45f028ea7..e50c3b0deeb3 100644 --- a/drivers/scsi/isci/port.c +++ b/drivers/scsi/isci/port.c @@ -164,7 +164,8 @@ static void isci_port_bc_change_received(struct isci_host *ihost, "%s: isci_phy = %p, sas_phy = %p\n", __func__, iphy, &iphy->sas_phy); - ihost->sas_ha.notify_port_event(&iphy->sas_phy, PORTE_BROADCAST_RCVD); + sas_notify_port_event_gfp(&iphy->sas_phy, + PORTE_BROADCAST_RCVD, GFP_ATOMIC); sci_port_bcn_enable(iport); } @@ -223,8 +224,8 @@ static void isci_port_link_up(struct isci_host *isci_host, /* Notify libsas that we have an address frame, if indeed * we've found an SSP, SMP, or STP target */ if (success) - isci_host->sas_ha.notify_port_event(&iphy->sas_phy, - PORTE_BYTES_DMAED); + sas_notify_port_event_gfp(&iphy->sas_phy, + PORTE_BYTES_DMAED, GFP_ATOMIC); } @@ -270,8 +271,8 @@ static void isci_port_link_down(struct isci_host *isci_host, * isci_port_deformed and isci_dev_gone functions. */ sas_phy_disconnected(&isci_phy->sas_phy); - isci_host->sas_ha.notify_phy_event(&isci_phy->sas_phy, - PHYE_LOSS_OF_SIGNAL); + sas_notify_phy_event_gfp(&isci_phy->sas_phy, + PHYE_LOSS_OF_SIGNAL, GFP_ATOMIC); dev_dbg(&isci_host->pdev->dev, "%s: isci_port = %p - Done\n", __func__, isci_port); diff --git a/drivers/scsi/libiscsi.c b/drivers/scsi/libiscsi.c index f9314f1393fb..41b8192d207d 100644 --- a/drivers/scsi/libiscsi.c +++ b/drivers/scsi/libiscsi.c @@ -1532,14 +1532,9 @@ check_mgmt: } rc = iscsi_prep_scsi_cmd_pdu(conn->task); if (rc) { - if (rc == -ENOMEM || rc == -EACCES) { - spin_lock_bh(&conn->taskqueuelock); - list_add_tail(&conn->task->running, - &conn->cmdqueue); - conn->task = NULL; - spin_unlock_bh(&conn->taskqueuelock); - goto done; - } else + if (rc == -ENOMEM || rc == -EACCES) + fail_scsi_task(conn->task, DID_IMM_RETRY); + else fail_scsi_task(conn->task, DID_ABORT); spin_lock_bh(&conn->taskqueuelock); continue; @@ -3338,125 +3333,125 @@ int iscsi_session_get_param(struct iscsi_cls_session *cls_session, switch(param) { case ISCSI_PARAM_FAST_ABORT: - len = sprintf(buf, "%d\n", session->fast_abort); + len = sysfs_emit(buf, "%d\n", session->fast_abort); break; case ISCSI_PARAM_ABORT_TMO: - len = sprintf(buf, "%d\n", session->abort_timeout); + len = sysfs_emit(buf, "%d\n", session->abort_timeout); break; case ISCSI_PARAM_LU_RESET_TMO: - len = sprintf(buf, "%d\n", session->lu_reset_timeout); + len = sysfs_emit(buf, "%d\n", session->lu_reset_timeout); break; case ISCSI_PARAM_TGT_RESET_TMO: - len = sprintf(buf, "%d\n", session->tgt_reset_timeout); + len = sysfs_emit(buf, "%d\n", session->tgt_reset_timeout); break; case ISCSI_PARAM_INITIAL_R2T_EN: - len = sprintf(buf, "%d\n", session->initial_r2t_en); + len = sysfs_emit(buf, "%d\n", session->initial_r2t_en); break; case ISCSI_PARAM_MAX_R2T: - len = sprintf(buf, "%hu\n", session->max_r2t); + len = sysfs_emit(buf, "%hu\n", session->max_r2t); break; case ISCSI_PARAM_IMM_DATA_EN: - len = sprintf(buf, "%d\n", session->imm_data_en); + len = sysfs_emit(buf, "%d\n", session->imm_data_en); break; case ISCSI_PARAM_FIRST_BURST: - len = sprintf(buf, "%u\n", session->first_burst); + len = sysfs_emit(buf, "%u\n", session->first_burst); break; case ISCSI_PARAM_MAX_BURST: - len = sprintf(buf, "%u\n", session->max_burst); + len = sysfs_emit(buf, "%u\n", session->max_burst); break; case ISCSI_PARAM_PDU_INORDER_EN: - len = sprintf(buf, "%d\n", session->pdu_inorder_en); + len = sysfs_emit(buf, "%d\n", session->pdu_inorder_en); break; case ISCSI_PARAM_DATASEQ_INORDER_EN: - len = sprintf(buf, "%d\n", session->dataseq_inorder_en); + len = sysfs_emit(buf, "%d\n", session->dataseq_inorder_en); break; case ISCSI_PARAM_DEF_TASKMGMT_TMO: - len = sprintf(buf, "%d\n", session->def_taskmgmt_tmo); + len = sysfs_emit(buf, "%d\n", session->def_taskmgmt_tmo); break; case ISCSI_PARAM_ERL: - len = sprintf(buf, "%d\n", session->erl); + len = sysfs_emit(buf, "%d\n", session->erl); break; case ISCSI_PARAM_TARGET_NAME: - len = sprintf(buf, "%s\n", session->targetname); + len = sysfs_emit(buf, "%s\n", session->targetname); break; case ISCSI_PARAM_TARGET_ALIAS: - len = sprintf(buf, "%s\n", session->targetalias); + len = sysfs_emit(buf, "%s\n", session->targetalias); break; case ISCSI_PARAM_TPGT: - len = sprintf(buf, "%d\n", session->tpgt); + len = sysfs_emit(buf, "%d\n", session->tpgt); break; case ISCSI_PARAM_USERNAME: - len = sprintf(buf, "%s\n", session->username); + len = sysfs_emit(buf, "%s\n", session->username); break; case ISCSI_PARAM_USERNAME_IN: - len = sprintf(buf, "%s\n", session->username_in); + len = sysfs_emit(buf, "%s\n", session->username_in); break; case ISCSI_PARAM_PASSWORD: - len = sprintf(buf, "%s\n", session->password); + len = sysfs_emit(buf, "%s\n", session->password); break; case ISCSI_PARAM_PASSWORD_IN: - len = sprintf(buf, "%s\n", session->password_in); + len = sysfs_emit(buf, "%s\n", session->password_in); break; case ISCSI_PARAM_IFACE_NAME: - len = sprintf(buf, "%s\n", session->ifacename); + len = sysfs_emit(buf, "%s\n", session->ifacename); break; case ISCSI_PARAM_INITIATOR_NAME: - len = sprintf(buf, "%s\n", session->initiatorname); + len = sysfs_emit(buf, "%s\n", session->initiatorname); break; case ISCSI_PARAM_BOOT_ROOT: - len = sprintf(buf, "%s\n", session->boot_root); + len = sysfs_emit(buf, "%s\n", session->boot_root); break; case ISCSI_PARAM_BOOT_NIC: - len = sprintf(buf, "%s\n", session->boot_nic); + len = sysfs_emit(buf, "%s\n", session->boot_nic); break; case ISCSI_PARAM_BOOT_TARGET: - len = sprintf(buf, "%s\n", session->boot_target); + len = sysfs_emit(buf, "%s\n", session->boot_target); break; case ISCSI_PARAM_AUTO_SND_TGT_DISABLE: - len = sprintf(buf, "%u\n", session->auto_snd_tgt_disable); + len = sysfs_emit(buf, "%u\n", session->auto_snd_tgt_disable); break; case ISCSI_PARAM_DISCOVERY_SESS: - len = sprintf(buf, "%u\n", session->discovery_sess); + len = sysfs_emit(buf, "%u\n", session->discovery_sess); break; case ISCSI_PARAM_PORTAL_TYPE: - len = sprintf(buf, "%s\n", session->portal_type); + len = sysfs_emit(buf, "%s\n", session->portal_type); break; case ISCSI_PARAM_CHAP_AUTH_EN: - len = sprintf(buf, "%u\n", session->chap_auth_en); + len = sysfs_emit(buf, "%u\n", session->chap_auth_en); break; case ISCSI_PARAM_DISCOVERY_LOGOUT_EN: - len = sprintf(buf, "%u\n", session->discovery_logout_en); + len = sysfs_emit(buf, "%u\n", session->discovery_logout_en); break; case ISCSI_PARAM_BIDI_CHAP_EN: - len = sprintf(buf, "%u\n", session->bidi_chap_en); + len = sysfs_emit(buf, "%u\n", session->bidi_chap_en); break; case ISCSI_PARAM_DISCOVERY_AUTH_OPTIONAL: - len = sprintf(buf, "%u\n", session->discovery_auth_optional); + len = sysfs_emit(buf, "%u\n", session->discovery_auth_optional); break; case ISCSI_PARAM_DEF_TIME2WAIT: - len = sprintf(buf, "%d\n", session->time2wait); + len = sysfs_emit(buf, "%d\n", session->time2wait); break; case ISCSI_PARAM_DEF_TIME2RETAIN: - len = sprintf(buf, "%d\n", session->time2retain); + len = sysfs_emit(buf, "%d\n", session->time2retain); break; case ISCSI_PARAM_TSID: - len = sprintf(buf, "%u\n", session->tsid); + len = sysfs_emit(buf, "%u\n", session->tsid); break; case ISCSI_PARAM_ISID: - len = sprintf(buf, "%02x%02x%02x%02x%02x%02x\n", + len = sysfs_emit(buf, "%02x%02x%02x%02x%02x%02x\n", session->isid[0], session->isid[1], session->isid[2], session->isid[3], session->isid[4], session->isid[5]); break; case ISCSI_PARAM_DISCOVERY_PARENT_IDX: - len = sprintf(buf, "%u\n", session->discovery_parent_idx); + len = sysfs_emit(buf, "%u\n", session->discovery_parent_idx); break; case ISCSI_PARAM_DISCOVERY_PARENT_TYPE: if (session->discovery_parent_type) - len = sprintf(buf, "%s\n", + len = sysfs_emit(buf, "%s\n", session->discovery_parent_type); else - len = sprintf(buf, "\n"); + len = sysfs_emit(buf, "\n"); break; default: return -ENOSYS; @@ -3488,16 +3483,16 @@ int iscsi_conn_get_addr_param(struct sockaddr_storage *addr, case ISCSI_PARAM_CONN_ADDRESS: case ISCSI_HOST_PARAM_IPADDRESS: if (sin) - len = sprintf(buf, "%pI4\n", &sin->sin_addr.s_addr); + len = sysfs_emit(buf, "%pI4\n", &sin->sin_addr.s_addr); else - len = sprintf(buf, "%pI6\n", &sin6->sin6_addr); + len = sysfs_emit(buf, "%pI6\n", &sin6->sin6_addr); break; case ISCSI_PARAM_CONN_PORT: case ISCSI_PARAM_LOCAL_PORT: if (sin) - len = sprintf(buf, "%hu\n", be16_to_cpu(sin->sin_port)); + len = sysfs_emit(buf, "%hu\n", be16_to_cpu(sin->sin_port)); else - len = sprintf(buf, "%hu\n", + len = sysfs_emit(buf, "%hu\n", be16_to_cpu(sin6->sin6_port)); break; default: @@ -3516,88 +3511,88 @@ int iscsi_conn_get_param(struct iscsi_cls_conn *cls_conn, switch(param) { case ISCSI_PARAM_PING_TMO: - len = sprintf(buf, "%u\n", conn->ping_timeout); + len = sysfs_emit(buf, "%u\n", conn->ping_timeout); break; case ISCSI_PARAM_RECV_TMO: - len = sprintf(buf, "%u\n", conn->recv_timeout); + len = sysfs_emit(buf, "%u\n", conn->recv_timeout); break; case ISCSI_PARAM_MAX_RECV_DLENGTH: - len = sprintf(buf, "%u\n", conn->max_recv_dlength); + len = sysfs_emit(buf, "%u\n", conn->max_recv_dlength); break; case ISCSI_PARAM_MAX_XMIT_DLENGTH: - len = sprintf(buf, "%u\n", conn->max_xmit_dlength); + len = sysfs_emit(buf, "%u\n", conn->max_xmit_dlength); break; case ISCSI_PARAM_HDRDGST_EN: - len = sprintf(buf, "%d\n", conn->hdrdgst_en); + len = sysfs_emit(buf, "%d\n", conn->hdrdgst_en); break; case ISCSI_PARAM_DATADGST_EN: - len = sprintf(buf, "%d\n", conn->datadgst_en); + len = sysfs_emit(buf, "%d\n", conn->datadgst_en); break; case ISCSI_PARAM_IFMARKER_EN: - len = sprintf(buf, "%d\n", conn->ifmarker_en); + len = sysfs_emit(buf, "%d\n", conn->ifmarker_en); break; case ISCSI_PARAM_OFMARKER_EN: - len = sprintf(buf, "%d\n", conn->ofmarker_en); + len = sysfs_emit(buf, "%d\n", conn->ofmarker_en); break; case ISCSI_PARAM_EXP_STATSN: - len = sprintf(buf, "%u\n", conn->exp_statsn); + len = sysfs_emit(buf, "%u\n", conn->exp_statsn); break; case ISCSI_PARAM_PERSISTENT_PORT: - len = sprintf(buf, "%d\n", conn->persistent_port); + len = sysfs_emit(buf, "%d\n", conn->persistent_port); break; case ISCSI_PARAM_PERSISTENT_ADDRESS: - len = sprintf(buf, "%s\n", conn->persistent_address); + len = sysfs_emit(buf, "%s\n", conn->persistent_address); break; case ISCSI_PARAM_STATSN: - len = sprintf(buf, "%u\n", conn->statsn); + len = sysfs_emit(buf, "%u\n", conn->statsn); break; case ISCSI_PARAM_MAX_SEGMENT_SIZE: - len = sprintf(buf, "%u\n", conn->max_segment_size); + len = sysfs_emit(buf, "%u\n", conn->max_segment_size); break; case ISCSI_PARAM_KEEPALIVE_TMO: - len = sprintf(buf, "%u\n", conn->keepalive_tmo); + len = sysfs_emit(buf, "%u\n", conn->keepalive_tmo); break; case ISCSI_PARAM_LOCAL_PORT: - len = sprintf(buf, "%u\n", conn->local_port); + len = sysfs_emit(buf, "%u\n", conn->local_port); break; case ISCSI_PARAM_TCP_TIMESTAMP_STAT: - len = sprintf(buf, "%u\n", conn->tcp_timestamp_stat); + len = sysfs_emit(buf, "%u\n", conn->tcp_timestamp_stat); break; case ISCSI_PARAM_TCP_NAGLE_DISABLE: - len = sprintf(buf, "%u\n", conn->tcp_nagle_disable); + len = sysfs_emit(buf, "%u\n", conn->tcp_nagle_disable); break; case ISCSI_PARAM_TCP_WSF_DISABLE: - len = sprintf(buf, "%u\n", conn->tcp_wsf_disable); + len = sysfs_emit(buf, "%u\n", conn->tcp_wsf_disable); break; case ISCSI_PARAM_TCP_TIMER_SCALE: - len = sprintf(buf, "%u\n", conn->tcp_timer_scale); + len = sysfs_emit(buf, "%u\n", conn->tcp_timer_scale); break; case ISCSI_PARAM_TCP_TIMESTAMP_EN: - len = sprintf(buf, "%u\n", conn->tcp_timestamp_en); + len = sysfs_emit(buf, "%u\n", conn->tcp_timestamp_en); break; case ISCSI_PARAM_IP_FRAGMENT_DISABLE: - len = sprintf(buf, "%u\n", conn->fragment_disable); + len = sysfs_emit(buf, "%u\n", conn->fragment_disable); break; case ISCSI_PARAM_IPV4_TOS: - len = sprintf(buf, "%u\n", conn->ipv4_tos); + len = sysfs_emit(buf, "%u\n", conn->ipv4_tos); break; case ISCSI_PARAM_IPV6_TC: - len = sprintf(buf, "%u\n", conn->ipv6_traffic_class); + len = sysfs_emit(buf, "%u\n", conn->ipv6_traffic_class); break; case ISCSI_PARAM_IPV6_FLOW_LABEL: - len = sprintf(buf, "%u\n", conn->ipv6_flow_label); + len = sysfs_emit(buf, "%u\n", conn->ipv6_flow_label); break; case ISCSI_PARAM_IS_FW_ASSIGNED_IPV6: - len = sprintf(buf, "%u\n", conn->is_fw_assigned_ipv6); + len = sysfs_emit(buf, "%u\n", conn->is_fw_assigned_ipv6); break; case ISCSI_PARAM_TCP_XMIT_WSF: - len = sprintf(buf, "%u\n", conn->tcp_xmit_wsf); + len = sysfs_emit(buf, "%u\n", conn->tcp_xmit_wsf); break; case ISCSI_PARAM_TCP_RECV_WSF: - len = sprintf(buf, "%u\n", conn->tcp_recv_wsf); + len = sysfs_emit(buf, "%u\n", conn->tcp_recv_wsf); break; case ISCSI_PARAM_LOCAL_IPADDR: - len = sprintf(buf, "%s\n", conn->local_ipaddr); + len = sysfs_emit(buf, "%s\n", conn->local_ipaddr); break; default: return -ENOSYS; @@ -3615,13 +3610,13 @@ int iscsi_host_get_param(struct Scsi_Host *shost, enum iscsi_host_param param, switch (param) { case ISCSI_HOST_PARAM_NETDEV_NAME: - len = sprintf(buf, "%s\n", ihost->netdev); + len = sysfs_emit(buf, "%s\n", ihost->netdev); break; case ISCSI_HOST_PARAM_HWADDRESS: - len = sprintf(buf, "%s\n", ihost->hwaddress); + len = sysfs_emit(buf, "%s\n", ihost->hwaddress); break; case ISCSI_HOST_PARAM_INITIATOR_NAME: - len = sprintf(buf, "%s\n", ihost->initiatorname); + len = sysfs_emit(buf, "%s\n", ihost->initiatorname); break; default: return -ENOSYS; diff --git a/drivers/scsi/libsas/sas_event.c b/drivers/scsi/libsas/sas_event.c index a1852f6c042b..ba266a17250a 100644 --- a/drivers/scsi/libsas/sas_event.c +++ b/drivers/scsi/libsas/sas_event.c @@ -109,7 +109,7 @@ void sas_enable_revalidation(struct sas_ha_struct *ha) sas_phy = container_of(port->phy_list.next, struct asd_sas_phy, port_phy_el); - ha->notify_port_event(sas_phy, PORTE_BROADCAST_RCVD); + sas_notify_port_event(sas_phy, PORTE_BROADCAST_RCVD); } mutex_unlock(&ha->disco_mutex); } @@ -131,18 +131,15 @@ static void sas_phy_event_worker(struct work_struct *work) sas_free_event(ev); } -static int sas_notify_port_event(struct asd_sas_phy *phy, enum port_event event) +static int __sas_notify_port_event(struct asd_sas_phy *phy, + enum port_event event, + struct asd_sas_event *ev) { - struct asd_sas_event *ev; struct sas_ha_struct *ha = phy->ha; int ret; BUG_ON(event >= PORT_NUM_EVENTS); - ev = sas_alloc_event(phy); - if (!ev) - return -ENOMEM; - INIT_SAS_EVENT(ev, sas_port_event_worker, phy, event); ret = sas_queue_event(event, &ev->work, ha); @@ -152,18 +149,40 @@ static int sas_notify_port_event(struct asd_sas_phy *phy, enum port_event event) return ret; } -int sas_notify_phy_event(struct asd_sas_phy *phy, enum phy_event event) +int sas_notify_port_event_gfp(struct asd_sas_phy *phy, enum port_event event, + gfp_t gfp_flags) { struct asd_sas_event *ev; - struct sas_ha_struct *ha = phy->ha; - int ret; - BUG_ON(event >= PHY_NUM_EVENTS); + ev = sas_alloc_event_gfp(phy, gfp_flags); + if (!ev) + return -ENOMEM; + + return __sas_notify_port_event(phy, event, ev); +} +EXPORT_SYMBOL_GPL(sas_notify_port_event_gfp); + +int sas_notify_port_event(struct asd_sas_phy *phy, enum port_event event) +{ + struct asd_sas_event *ev; ev = sas_alloc_event(phy); if (!ev) return -ENOMEM; + return __sas_notify_port_event(phy, event, ev); +} +EXPORT_SYMBOL_GPL(sas_notify_port_event); + +static inline int __sas_notify_phy_event(struct asd_sas_phy *phy, + enum phy_event event, + struct asd_sas_event *ev) +{ + struct sas_ha_struct *ha = phy->ha; + int ret; + + BUG_ON(event >= PHY_NUM_EVENTS); + INIT_SAS_EVENT(ev, sas_phy_event_worker, phy, event); ret = sas_queue_event(event, &ev->work, ha); @@ -173,10 +192,27 @@ int sas_notify_phy_event(struct asd_sas_phy *phy, enum phy_event event) return ret; } -int sas_init_events(struct sas_ha_struct *sas_ha) +int sas_notify_phy_event_gfp(struct asd_sas_phy *phy, enum phy_event event, + gfp_t gfp_flags) { - sas_ha->notify_port_event = sas_notify_port_event; - sas_ha->notify_phy_event = sas_notify_phy_event; + struct asd_sas_event *ev; - return 0; + ev = sas_alloc_event_gfp(phy, gfp_flags); + if (!ev) + return -ENOMEM; + + return __sas_notify_phy_event(phy, event, ev); } +EXPORT_SYMBOL_GPL(sas_notify_phy_event_gfp); + +int sas_notify_phy_event(struct asd_sas_phy *phy, enum phy_event event) +{ + struct asd_sas_event *ev; + + ev = sas_alloc_event(phy); + if (!ev) + return -ENOMEM; + + return __sas_notify_phy_event(phy, event, ev); +} +EXPORT_SYMBOL_GPL(sas_notify_phy_event); diff --git a/drivers/scsi/libsas/sas_init.c b/drivers/scsi/libsas/sas_init.c index 21c43b18d5d5..f8ae1f0f17d3 100644 --- a/drivers/scsi/libsas/sas_init.c +++ b/drivers/scsi/libsas/sas_init.c @@ -123,12 +123,6 @@ int sas_register_ha(struct sas_ha_struct *sas_ha) goto Undo_phys; } - error = sas_init_events(sas_ha); - if (error) { - pr_notice("couldn't start event thread:%d\n", error); - goto Undo_ports; - } - error = -ENOMEM; snprintf(name, sizeof(name), "%s_event_q", dev_name(sas_ha->dev)); sas_ha->event_q = create_singlethread_workqueue(name); @@ -590,16 +584,15 @@ sas_domain_attach_transport(struct sas_domain_function_template *dft) } EXPORT_SYMBOL_GPL(sas_domain_attach_transport); - -struct asd_sas_event *sas_alloc_event(struct asd_sas_phy *phy) +static struct asd_sas_event *__sas_alloc_event(struct asd_sas_phy *phy, + gfp_t gfp_flags) { struct asd_sas_event *event; - gfp_t flags = in_interrupt() ? GFP_ATOMIC : GFP_KERNEL; struct sas_ha_struct *sas_ha = phy->ha; struct sas_internal *i = to_sas_internal(sas_ha->core.shost->transportt); - event = kmem_cache_zalloc(sas_event_cache, flags); + event = kmem_cache_zalloc(sas_event_cache, gfp_flags); if (!event) return NULL; @@ -610,7 +603,8 @@ struct asd_sas_event *sas_alloc_event(struct asd_sas_phy *phy) if (cmpxchg(&phy->in_shutdown, 0, 1) == 0) { pr_notice("The phy%d bursting events, shut it down.\n", phy->id); - sas_notify_phy_event(phy, PHYE_SHUTDOWN); + sas_notify_phy_event_gfp(phy, PHYE_SHUTDOWN, + gfp_flags); } } else { /* Do not support PHY control, stop allocating events */ @@ -624,6 +618,17 @@ struct asd_sas_event *sas_alloc_event(struct asd_sas_phy *phy) return event; } +struct asd_sas_event *sas_alloc_event(struct asd_sas_phy *phy) +{ + return __sas_alloc_event(phy, in_interrupt() ? GFP_ATOMIC : GFP_KERNEL); +} + +struct asd_sas_event *sas_alloc_event_gfp(struct asd_sas_phy *phy, + gfp_t gfp_flags) +{ + return __sas_alloc_event(phy, gfp_flags); +} + void sas_free_event(struct asd_sas_event *event) { struct asd_sas_phy *phy = event->phy; diff --git a/drivers/scsi/libsas/sas_internal.h b/drivers/scsi/libsas/sas_internal.h index 1f1d01901978..52e09c3e2b50 100644 --- a/drivers/scsi/libsas/sas_internal.h +++ b/drivers/scsi/libsas/sas_internal.h @@ -49,12 +49,13 @@ int sas_register_phys(struct sas_ha_struct *sas_ha); void sas_unregister_phys(struct sas_ha_struct *sas_ha); struct asd_sas_event *sas_alloc_event(struct asd_sas_phy *phy); +struct asd_sas_event *sas_alloc_event_gfp(struct asd_sas_phy *phy, + gfp_t gfp_flags); void sas_free_event(struct asd_sas_event *event); int sas_register_ports(struct sas_ha_struct *sas_ha); void sas_unregister_ports(struct sas_ha_struct *sas_ha); -int sas_init_events(struct sas_ha_struct *sas_ha); void sas_disable_revalidation(struct sas_ha_struct *ha); void sas_enable_revalidation(struct sas_ha_struct *ha); void __sas_drain_work(struct sas_ha_struct *ha); @@ -78,6 +79,8 @@ int sas_smp_phy_control(struct domain_device *dev, int phy_id, int sas_smp_get_phy_events(struct sas_phy *phy); int sas_notify_phy_event(struct asd_sas_phy *phy, enum phy_event event); +int sas_notify_phy_event_gfp(struct asd_sas_phy *phy, enum phy_event event, + gfp_t flags); void sas_device_set_phy(struct domain_device *dev, struct sas_port *port); struct domain_device *sas_find_dev_by_rphy(struct sas_rphy *rphy); struct domain_device *sas_ex_to_ata(struct domain_device *ex_dev, int phy_id); diff --git a/drivers/scsi/lpfc/lpfc_debugfs.c b/drivers/scsi/lpfc/lpfc_debugfs.c index c9a327b13e5c..b89c5513243e 100644 --- a/drivers/scsi/lpfc/lpfc_debugfs.c +++ b/drivers/scsi/lpfc/lpfc_debugfs.c @@ -2423,7 +2423,7 @@ lpfc_debugfs_dif_err_write(struct file *file, const char __user *buf, memset(dstbuf, 0, 33); size = (nbytes < 32) ? nbytes : 32; if (copy_from_user(dstbuf, buf, size)) - return 0; + return -EFAULT; if (dent == phba->debug_InjErrLBA) { if ((dstbuf[0] == 'o') && (dstbuf[1] == 'f') && @@ -2432,7 +2432,7 @@ lpfc_debugfs_dif_err_write(struct file *file, const char __user *buf, } if ((tmp == 0) && (kstrtoull(dstbuf, 0, &tmp))) - return 0; + return -EINVAL; if (dent == phba->debug_writeGuard) phba->lpfc_injerr_wgrd_cnt = (uint32_t)tmp; diff --git a/drivers/scsi/lpfc/lpfc_hbadisc.c b/drivers/scsi/lpfc/lpfc_hbadisc.c index 9746d2f4fcfa..f4a672e54971 100644 --- a/drivers/scsi/lpfc/lpfc_hbadisc.c +++ b/drivers/scsi/lpfc/lpfc_hbadisc.c @@ -1154,13 +1154,14 @@ lpfc_mbx_cmpl_local_config_link(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb) struct lpfc_vport *vport = pmb->vport; LPFC_MBOXQ_t *sparam_mb; struct lpfc_dmabuf *sparam_mp; + u16 status = pmb->u.mb.mbxStatus; int rc; - if (pmb->u.mb.mbxStatus) - goto out; - mempool_free(pmb, phba->mbox_mem_pool); + if (status) + goto out; + /* don't perform discovery for SLI4 loopback diagnostic test */ if ((phba->sli_rev == LPFC_SLI_REV4) && !(phba->hba_flag & HBA_FCOE_MODE) && @@ -1223,12 +1224,10 @@ lpfc_mbx_cmpl_local_config_link(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb) out: lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT, - "0306 CONFIG_LINK mbxStatus error x%x " - "HBA state x%x\n", - pmb->u.mb.mbxStatus, vport->port_state); -sparam_out: - mempool_free(pmb, phba->mbox_mem_pool); + "0306 CONFIG_LINK mbxStatus error x%x HBA state x%x\n", + status, vport->port_state); +sparam_out: lpfc_linkdown(phba); lpfc_printf_vlog(vport, KERN_ERR, LOG_TRACE_EVENT, diff --git a/drivers/scsi/mvsas/mv_sas.c b/drivers/scsi/mvsas/mv_sas.c index a920eced92ec..484e01428da2 100644 --- a/drivers/scsi/mvsas/mv_sas.c +++ b/drivers/scsi/mvsas/mv_sas.c @@ -216,11 +216,11 @@ void mvs_set_sas_addr(struct mvs_info *mvi, int port_id, u32 off_lo, MVS_CHIP_DISP->write_port_cfg_data(mvi, port_id, hi); } -static void mvs_bytes_dmaed(struct mvs_info *mvi, int i) +static void mvs_bytes_dmaed(struct mvs_info *mvi, int i, gfp_t gfp_flags) { struct mvs_phy *phy = &mvi->phy[i]; struct asd_sas_phy *sas_phy = &phy->sas_phy; - struct sas_ha_struct *sas_ha; + if (!phy->phy_attached) return; @@ -229,8 +229,7 @@ static void mvs_bytes_dmaed(struct mvs_info *mvi, int i) return; } - sas_ha = mvi->sas; - sas_ha->notify_phy_event(sas_phy, PHYE_OOB_DONE); + sas_notify_phy_event_gfp(sas_phy, PHYE_OOB_DONE, gfp_flags); if (sas_phy->phy) { struct sas_phy *sphy = sas_phy->phy; @@ -262,8 +261,7 @@ static void mvs_bytes_dmaed(struct mvs_info *mvi, int i) sas_phy->frame_rcvd_size = phy->frame_rcvd_size; - mvi->sas->notify_port_event(sas_phy, - PORTE_BYTES_DMAED); + sas_notify_port_event_gfp(sas_phy, PORTE_BYTES_DMAED, gfp_flags); } void mvs_scan_start(struct Scsi_Host *shost) @@ -279,7 +277,7 @@ void mvs_scan_start(struct Scsi_Host *shost) for (j = 0; j < core_nr; j++) { mvi = ((struct mvs_prv_info *)sha->lldd_ha)->mvi[j]; for (i = 0; i < mvi->chip->n_phy; ++i) - mvs_bytes_dmaed(mvi, i); + mvs_bytes_dmaed(mvi, i, GFP_KERNEL); } mvs_prv->scan_finished = 1; } @@ -1880,7 +1878,6 @@ static void mvs_work_queue(struct work_struct *work) struct mvs_info *mvi = mwq->mvi; unsigned long flags; u32 phy_no = (unsigned long) mwq->data; - struct sas_ha_struct *sas_ha = mvi->sas; struct mvs_phy *phy = &mvi->phy[phy_no]; struct asd_sas_phy *sas_phy = &phy->sas_phy; @@ -1895,21 +1892,21 @@ static void mvs_work_queue(struct work_struct *work) if (!(tmp & PHY_READY_MASK)) { sas_phy_disconnected(sas_phy); mvs_phy_disconnected(phy); - sas_ha->notify_phy_event(sas_phy, - PHYE_LOSS_OF_SIGNAL); + sas_notify_phy_event_gfp(sas_phy, + PHYE_LOSS_OF_SIGNAL, GFP_ATOMIC); mv_dprintk("phy%d Removed Device\n", phy_no); } else { MVS_CHIP_DISP->detect_porttype(mvi, phy_no); mvs_update_phyinfo(mvi, phy_no, 1); - mvs_bytes_dmaed(mvi, phy_no); + mvs_bytes_dmaed(mvi, phy_no, GFP_ATOMIC); mvs_port_notify_formed(sas_phy, 0); mv_dprintk("phy%d Attached Device\n", phy_no); } } } else if (mwq->handler & EXP_BRCT_CHG) { phy->phy_event &= ~EXP_BRCT_CHG; - sas_ha->notify_port_event(sas_phy, - PORTE_BROADCAST_RCVD); + sas_notify_port_event_gfp(sas_phy, + PORTE_BROADCAST_RCVD, GFP_ATOMIC); mv_dprintk("phy%d Got Broadcast Change\n", phy_no); } list_del(&mwq->entry); @@ -2026,7 +2023,7 @@ void mvs_int_port(struct mvs_info *mvi, int phy_no, u32 events) mdelay(10); } - mvs_bytes_dmaed(mvi, phy_no); + mvs_bytes_dmaed(mvi, phy_no, GFP_ATOMIC); /* whether driver is going to handle hot plug */ if (phy->phy_event & PHY_PLUG_OUT) { mvs_port_notify_formed(&phy->sas_phy, 0); diff --git a/drivers/scsi/myrs.c b/drivers/scsi/myrs.c index 7a3ade765ce3..78c41bbf6756 100644 --- a/drivers/scsi/myrs.c +++ b/drivers/scsi/myrs.c @@ -2274,12 +2274,12 @@ static void myrs_cleanup(struct myrs_hba *cs) if (cs->mmio_base) { cs->disable_intr(cs); iounmap(cs->mmio_base); + cs->mmio_base = NULL; } if (cs->irq) free_irq(cs->irq, cs); if (cs->io_addr) release_region(cs->io_addr, 0x80); - iounmap(cs->mmio_base); pci_set_drvdata(pdev, NULL); pci_disable_device(pdev); scsi_host_put(cs->host); diff --git a/drivers/scsi/pm8001/pm8001_ctl.c b/drivers/scsi/pm8001/pm8001_ctl.c index 3587f7c8a428..12035baf0997 100644 --- a/drivers/scsi/pm8001/pm8001_ctl.c +++ b/drivers/scsi/pm8001/pm8001_ctl.c @@ -841,10 +841,9 @@ static ssize_t pm8001_store_update_fw(struct device *cdev, pm8001_ha->dev); if (ret) { - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk( - "Failed to load firmware image file %s, error %d\n", - filename_ptr, ret)); + pm8001_dbg(pm8001_ha, FAIL, + "Failed to load firmware image file %s, error %d\n", + filename_ptr, ret); pm8001_ha->fw_status = FAIL_OPEN_BIOS_FILE; goto out; } diff --git a/drivers/scsi/pm8001/pm8001_hwi.c b/drivers/scsi/pm8001/pm8001_hwi.c index 2b7b2954ec31..95ba1bd16db9 100644 --- a/drivers/scsi/pm8001/pm8001_hwi.c +++ b/drivers/scsi/pm8001/pm8001_hwi.c @@ -400,9 +400,9 @@ int pm8001_bar4_shift(struct pm8001_hba_info *pm8001_ha, u32 shiftValue) } while ((regVal != shiftValue) && time_before(jiffies, start)); if (regVal != shiftValue) { - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("TIMEOUT:SPC_IBW_AXI_TRANSLATION_LOW" - " = 0x%x\n", regVal)); + pm8001_dbg(pm8001_ha, INIT, + "TIMEOUT:SPC_IBW_AXI_TRANSLATION_LOW = 0x%x\n", + regVal); return -1; } return 0; @@ -623,12 +623,10 @@ static void init_pci_device_addresses(struct pm8001_hba_info *pm8001_ha) value = pm8001_cr32(pm8001_ha, 0, 0x44); offset = value & 0x03FFFFFF; - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("Scratchpad 0 Offset: %x\n", offset)); + pm8001_dbg(pm8001_ha, INIT, "Scratchpad 0 Offset: %x\n", offset); pcilogic = (value & 0xFC000000) >> 26; pcibar = get_pci_bar_index(pcilogic); - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("Scratchpad 0 PCI BAR: %d\n", pcibar)); + pm8001_dbg(pm8001_ha, INIT, "Scratchpad 0 PCI BAR: %d\n", pcibar); pm8001_ha->main_cfg_tbl_addr = base_addr = pm8001_ha->io_mem[pcibar].memvirtaddr + offset; pm8001_ha->general_stat_tbl_addr = @@ -652,16 +650,15 @@ static int pm8001_chip_init(struct pm8001_hba_info *pm8001_ha) * as this is shared with BIOS data */ if (deviceid == 0x8081 || deviceid == 0x0042) { if (-1 == pm8001_bar4_shift(pm8001_ha, GSM_SM_BASE)) { - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("Shift Bar4 to 0x%x failed\n", - GSM_SM_BASE)); + pm8001_dbg(pm8001_ha, FAIL, + "Shift Bar4 to 0x%x failed\n", + GSM_SM_BASE); return -1; } } /* check the firmware status */ if (-1 == check_fw_ready(pm8001_ha)) { - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("Firmware is not ready!\n")); + pm8001_dbg(pm8001_ha, FAIL, "Firmware is not ready!\n"); return -EBUSY; } @@ -686,8 +683,7 @@ static int pm8001_chip_init(struct pm8001_hba_info *pm8001_ha) } /* notify firmware update finished and check initialization status */ if (0 == mpi_init_check(pm8001_ha)) { - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("MPI initialize successful!\n")); + pm8001_dbg(pm8001_ha, INIT, "MPI initialize successful!\n"); } else return -EBUSY; /*This register is a 16-bit timer with a resolution of 1us. This is the @@ -709,9 +705,9 @@ static int mpi_uninit_check(struct pm8001_hba_info *pm8001_ha) pci_read_config_word(pm8001_ha->pdev, PCI_DEVICE_ID, &deviceid); if (deviceid == 0x8081 || deviceid == 0x0042) { if (-1 == pm8001_bar4_shift(pm8001_ha, GSM_SM_BASE)) { - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("Shift Bar4 to 0x%x failed\n", - GSM_SM_BASE)); + pm8001_dbg(pm8001_ha, FAIL, + "Shift Bar4 to 0x%x failed\n", + GSM_SM_BASE); return -1; } } @@ -729,8 +725,8 @@ static int mpi_uninit_check(struct pm8001_hba_info *pm8001_ha) } while ((value != 0) && (--max_wait_count)); if (!max_wait_count) { - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("TIMEOUT:IBDB value/=0x%x\n", value)); + pm8001_dbg(pm8001_ha, FAIL, "TIMEOUT:IBDB value/=0x%x\n", + value); return -1; } @@ -747,9 +743,8 @@ static int mpi_uninit_check(struct pm8001_hba_info *pm8001_ha) break; } while (--max_wait_count); if (!max_wait_count) { - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk(" TIME OUT MPI State = 0x%x\n", - gst_len_mpistate & GST_MPI_STATE_MASK)); + pm8001_dbg(pm8001_ha, FAIL, " TIME OUT MPI State = 0x%x\n", + gst_len_mpistate & GST_MPI_STATE_MASK); return -1; } return 0; @@ -763,25 +758,23 @@ static u32 soft_reset_ready_check(struct pm8001_hba_info *pm8001_ha) { u32 regVal, regVal1, regVal2; if (mpi_uninit_check(pm8001_ha) != 0) { - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("MPI state is not ready\n")); + pm8001_dbg(pm8001_ha, FAIL, "MPI state is not ready\n"); return -1; } /* read the scratch pad 2 register bit 2 */ regVal = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_2) & SCRATCH_PAD2_FWRDY_RST; if (regVal == SCRATCH_PAD2_FWRDY_RST) { - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("Firmware is ready for reset .\n")); + pm8001_dbg(pm8001_ha, INIT, "Firmware is ready for reset.\n"); } else { unsigned long flags; /* Trigger NMI twice via RB6 */ spin_lock_irqsave(&pm8001_ha->lock, flags); if (-1 == pm8001_bar4_shift(pm8001_ha, RB6_ACCESS_REG)) { spin_unlock_irqrestore(&pm8001_ha->lock, flags); - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("Shift Bar4 to 0x%x failed\n", - RB6_ACCESS_REG)); + pm8001_dbg(pm8001_ha, FAIL, + "Shift Bar4 to 0x%x failed\n", + RB6_ACCESS_REG); return -1; } pm8001_cw32(pm8001_ha, 2, SPC_RB6_OFFSET, @@ -794,16 +787,14 @@ static u32 soft_reset_ready_check(struct pm8001_hba_info *pm8001_ha) if (regVal != SCRATCH_PAD2_FWRDY_RST) { regVal1 = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1); regVal2 = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_2); - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("TIMEOUT:MSGU_SCRATCH_PAD1" - "=0x%x, MSGU_SCRATCH_PAD2=0x%x\n", - regVal1, regVal2)); - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("SCRATCH_PAD0 value = 0x%x\n", - pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_0))); - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("SCRATCH_PAD3 value = 0x%x\n", - pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_3))); + pm8001_dbg(pm8001_ha, FAIL, "TIMEOUT:MSGU_SCRATCH_PAD1=0x%x, MSGU_SCRATCH_PAD2=0x%x\n", + regVal1, regVal2); + pm8001_dbg(pm8001_ha, FAIL, + "SCRATCH_PAD0 value = 0x%x\n", + pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_0)); + pm8001_dbg(pm8001_ha, FAIL, + "SCRATCH_PAD3 value = 0x%x\n", + pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_3)); spin_unlock_irqrestore(&pm8001_ha->lock, flags); return -1; } @@ -828,7 +819,7 @@ pm8001_chip_soft_rst(struct pm8001_hba_info *pm8001_ha) /* step1: Check FW is ready for soft reset */ if (soft_reset_ready_check(pm8001_ha) != 0) { - PM8001_FAIL_DBG(pm8001_ha, pm8001_printk("FW is not ready\n")); + pm8001_dbg(pm8001_ha, FAIL, "FW is not ready\n"); return -1; } @@ -838,46 +829,43 @@ pm8001_chip_soft_rst(struct pm8001_hba_info *pm8001_ha) spin_lock_irqsave(&pm8001_ha->lock, flags); if (-1 == pm8001_bar4_shift(pm8001_ha, MBIC_AAP1_ADDR_BASE)) { spin_unlock_irqrestore(&pm8001_ha->lock, flags); - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("Shift Bar4 to 0x%x failed\n", - MBIC_AAP1_ADDR_BASE)); + pm8001_dbg(pm8001_ha, FAIL, "Shift Bar4 to 0x%x failed\n", + MBIC_AAP1_ADDR_BASE); return -1; } regVal = pm8001_cr32(pm8001_ha, 2, MBIC_NMI_ENABLE_VPE0_IOP); - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("MBIC - NMI Enable VPE0 (IOP)= 0x%x\n", regVal)); + pm8001_dbg(pm8001_ha, INIT, "MBIC - NMI Enable VPE0 (IOP)= 0x%x\n", + regVal); pm8001_cw32(pm8001_ha, 2, MBIC_NMI_ENABLE_VPE0_IOP, 0x0); /* map 0x70000 to BAR4(0x20), BAR2(win) */ if (-1 == pm8001_bar4_shift(pm8001_ha, MBIC_IOP_ADDR_BASE)) { spin_unlock_irqrestore(&pm8001_ha->lock, flags); - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("Shift Bar4 to 0x%x failed\n", - MBIC_IOP_ADDR_BASE)); + pm8001_dbg(pm8001_ha, FAIL, "Shift Bar4 to 0x%x failed\n", + MBIC_IOP_ADDR_BASE); return -1; } regVal = pm8001_cr32(pm8001_ha, 2, MBIC_NMI_ENABLE_VPE0_AAP1); - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("MBIC - NMI Enable VPE0 (AAP1)= 0x%x\n", regVal)); + pm8001_dbg(pm8001_ha, INIT, "MBIC - NMI Enable VPE0 (AAP1)= 0x%x\n", + regVal); pm8001_cw32(pm8001_ha, 2, MBIC_NMI_ENABLE_VPE0_AAP1, 0x0); regVal = pm8001_cr32(pm8001_ha, 1, PCIE_EVENT_INTERRUPT_ENABLE); - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("PCIE -Event Interrupt Enable = 0x%x\n", regVal)); + pm8001_dbg(pm8001_ha, INIT, "PCIE -Event Interrupt Enable = 0x%x\n", + regVal); pm8001_cw32(pm8001_ha, 1, PCIE_EVENT_INTERRUPT_ENABLE, 0x0); regVal = pm8001_cr32(pm8001_ha, 1, PCIE_EVENT_INTERRUPT); - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("PCIE - Event Interrupt = 0x%x\n", regVal)); + pm8001_dbg(pm8001_ha, INIT, "PCIE - Event Interrupt = 0x%x\n", + regVal); pm8001_cw32(pm8001_ha, 1, PCIE_EVENT_INTERRUPT, regVal); regVal = pm8001_cr32(pm8001_ha, 1, PCIE_ERROR_INTERRUPT_ENABLE); - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("PCIE -Error Interrupt Enable = 0x%x\n", regVal)); + pm8001_dbg(pm8001_ha, INIT, "PCIE -Error Interrupt Enable = 0x%x\n", + regVal); pm8001_cw32(pm8001_ha, 1, PCIE_ERROR_INTERRUPT_ENABLE, 0x0); regVal = pm8001_cr32(pm8001_ha, 1, PCIE_ERROR_INTERRUPT); - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("PCIE - Error Interrupt = 0x%x\n", regVal)); + pm8001_dbg(pm8001_ha, INIT, "PCIE - Error Interrupt = 0x%x\n", regVal); pm8001_cw32(pm8001_ha, 1, PCIE_ERROR_INTERRUPT, regVal); /* read the scratch pad 1 register bit 2 */ @@ -893,15 +881,13 @@ pm8001_chip_soft_rst(struct pm8001_hba_info *pm8001_ha) /* map 0x0700000 to BAR4(0x20), BAR2(win) */ if (-1 == pm8001_bar4_shift(pm8001_ha, GSM_ADDR_BASE)) { spin_unlock_irqrestore(&pm8001_ha->lock, flags); - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("Shift Bar4 to 0x%x failed\n", - GSM_ADDR_BASE)); + pm8001_dbg(pm8001_ha, FAIL, "Shift Bar4 to 0x%x failed\n", + GSM_ADDR_BASE); return -1; } - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("GSM 0x0(0x00007b88)-GSM Configuration and" - " Reset = 0x%x\n", - pm8001_cr32(pm8001_ha, 2, GSM_CONFIG_RESET))); + pm8001_dbg(pm8001_ha, INIT, + "GSM 0x0(0x00007b88)-GSM Configuration and Reset = 0x%x\n", + pm8001_cr32(pm8001_ha, 2, GSM_CONFIG_RESET)); /* step 3: host read GSM Configuration and Reset register */ regVal = pm8001_cr32(pm8001_ha, 2, GSM_CONFIG_RESET); @@ -916,59 +902,52 @@ pm8001_chip_soft_rst(struct pm8001_hba_info *pm8001_ha) regVal &= ~(0x00003b00); /* host write GSM Configuration and Reset register */ pm8001_cw32(pm8001_ha, 2, GSM_CONFIG_RESET, regVal); - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("GSM 0x0 (0x00007b88 ==> 0x00004088) - GSM " - "Configuration and Reset is set to = 0x%x\n", - pm8001_cr32(pm8001_ha, 2, GSM_CONFIG_RESET))); + pm8001_dbg(pm8001_ha, INIT, + "GSM 0x0 (0x00007b88 ==> 0x00004088) - GSM Configuration and Reset is set to = 0x%x\n", + pm8001_cr32(pm8001_ha, 2, GSM_CONFIG_RESET)); /* step 4: */ /* disable GSM - Read Address Parity Check */ regVal1 = pm8001_cr32(pm8001_ha, 2, GSM_READ_ADDR_PARITY_CHECK); - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("GSM 0x700038 - Read Address Parity Check " - "Enable = 0x%x\n", regVal1)); + pm8001_dbg(pm8001_ha, INIT, + "GSM 0x700038 - Read Address Parity Check Enable = 0x%x\n", + regVal1); pm8001_cw32(pm8001_ha, 2, GSM_READ_ADDR_PARITY_CHECK, 0x0); - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("GSM 0x700038 - Read Address Parity Check Enable" - "is set to = 0x%x\n", - pm8001_cr32(pm8001_ha, 2, GSM_READ_ADDR_PARITY_CHECK))); + pm8001_dbg(pm8001_ha, INIT, + "GSM 0x700038 - Read Address Parity Check Enable is set to = 0x%x\n", + pm8001_cr32(pm8001_ha, 2, GSM_READ_ADDR_PARITY_CHECK)); /* disable GSM - Write Address Parity Check */ regVal2 = pm8001_cr32(pm8001_ha, 2, GSM_WRITE_ADDR_PARITY_CHECK); - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("GSM 0x700040 - Write Address Parity Check" - " Enable = 0x%x\n", regVal2)); + pm8001_dbg(pm8001_ha, INIT, + "GSM 0x700040 - Write Address Parity Check Enable = 0x%x\n", + regVal2); pm8001_cw32(pm8001_ha, 2, GSM_WRITE_ADDR_PARITY_CHECK, 0x0); - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("GSM 0x700040 - Write Address Parity Check " - "Enable is set to = 0x%x\n", - pm8001_cr32(pm8001_ha, 2, GSM_WRITE_ADDR_PARITY_CHECK))); + pm8001_dbg(pm8001_ha, INIT, + "GSM 0x700040 - Write Address Parity Check Enable is set to = 0x%x\n", + pm8001_cr32(pm8001_ha, 2, GSM_WRITE_ADDR_PARITY_CHECK)); /* disable GSM - Write Data Parity Check */ regVal3 = pm8001_cr32(pm8001_ha, 2, GSM_WRITE_DATA_PARITY_CHECK); - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("GSM 0x300048 - Write Data Parity Check" - " Enable = 0x%x\n", regVal3)); + pm8001_dbg(pm8001_ha, INIT, "GSM 0x300048 - Write Data Parity Check Enable = 0x%x\n", + regVal3); pm8001_cw32(pm8001_ha, 2, GSM_WRITE_DATA_PARITY_CHECK, 0x0); - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("GSM 0x300048 - Write Data Parity Check Enable" - "is set to = 0x%x\n", - pm8001_cr32(pm8001_ha, 2, GSM_WRITE_DATA_PARITY_CHECK))); + pm8001_dbg(pm8001_ha, INIT, + "GSM 0x300048 - Write Data Parity Check Enable is set to = 0x%x\n", + pm8001_cr32(pm8001_ha, 2, GSM_WRITE_DATA_PARITY_CHECK)); /* step 5: delay 10 usec */ udelay(10); /* step 5-b: set GPIO-0 output control to tristate anyway */ if (-1 == pm8001_bar4_shift(pm8001_ha, GPIO_ADDR_BASE)) { spin_unlock_irqrestore(&pm8001_ha->lock, flags); - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("Shift Bar4 to 0x%x failed\n", - GPIO_ADDR_BASE)); + pm8001_dbg(pm8001_ha, INIT, "Shift Bar4 to 0x%x failed\n", + GPIO_ADDR_BASE); return -1; } regVal = pm8001_cr32(pm8001_ha, 2, GPIO_GPIO_0_0UTPUT_CTL_OFFSET); - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("GPIO Output Control Register:" - " = 0x%x\n", regVal)); + pm8001_dbg(pm8001_ha, INIT, "GPIO Output Control Register: = 0x%x\n", + regVal); /* set GPIO-0 output control to tri-state */ regVal &= 0xFFFFFFFC; pm8001_cw32(pm8001_ha, 2, GPIO_GPIO_0_0UTPUT_CTL_OFFSET, regVal); @@ -977,23 +956,20 @@ pm8001_chip_soft_rst(struct pm8001_hba_info *pm8001_ha) /* map 0x00000 to BAR4(0x20), BAR2(win) */ if (-1 == pm8001_bar4_shift(pm8001_ha, SPC_TOP_LEVEL_ADDR_BASE)) { spin_unlock_irqrestore(&pm8001_ha->lock, flags); - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("SPC Shift Bar4 to 0x%x failed\n", - SPC_TOP_LEVEL_ADDR_BASE)); + pm8001_dbg(pm8001_ha, FAIL, "SPC Shift Bar4 to 0x%x failed\n", + SPC_TOP_LEVEL_ADDR_BASE); return -1; } regVal = pm8001_cr32(pm8001_ha, 2, SPC_REG_RESET); - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("Top Register before resetting IOP/AAP1" - ":= 0x%x\n", regVal)); + pm8001_dbg(pm8001_ha, INIT, "Top Register before resetting IOP/AAP1:= 0x%x\n", + regVal); regVal &= ~(SPC_REG_RESET_PCS_IOP_SS | SPC_REG_RESET_PCS_AAP1_SS); pm8001_cw32(pm8001_ha, 2, SPC_REG_RESET, regVal); /* step 7: Reset the BDMA/OSSP */ regVal = pm8001_cr32(pm8001_ha, 2, SPC_REG_RESET); - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("Top Register before resetting BDMA/OSSP" - ": = 0x%x\n", regVal)); + pm8001_dbg(pm8001_ha, INIT, "Top Register before resetting BDMA/OSSP: = 0x%x\n", + regVal); regVal &= ~(SPC_REG_RESET_BDMA_CORE | SPC_REG_RESET_OSSP); pm8001_cw32(pm8001_ha, 2, SPC_REG_RESET, regVal); @@ -1002,9 +978,9 @@ pm8001_chip_soft_rst(struct pm8001_hba_info *pm8001_ha) /* step 9: bring the BDMA and OSSP out of reset */ regVal = pm8001_cr32(pm8001_ha, 2, SPC_REG_RESET); - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("Top Register before bringing up BDMA/OSSP" - ":= 0x%x\n", regVal)); + pm8001_dbg(pm8001_ha, INIT, + "Top Register before bringing up BDMA/OSSP:= 0x%x\n", + regVal); regVal |= (SPC_REG_RESET_BDMA_CORE | SPC_REG_RESET_OSSP); pm8001_cw32(pm8001_ha, 2, SPC_REG_RESET, regVal); @@ -1015,14 +991,13 @@ pm8001_chip_soft_rst(struct pm8001_hba_info *pm8001_ha) /* map 0x0700000 to BAR4(0x20), BAR2(win) */ if (-1 == pm8001_bar4_shift(pm8001_ha, GSM_ADDR_BASE)) { spin_unlock_irqrestore(&pm8001_ha->lock, flags); - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("SPC Shift Bar4 to 0x%x failed\n", - GSM_ADDR_BASE)); + pm8001_dbg(pm8001_ha, FAIL, "SPC Shift Bar4 to 0x%x failed\n", + GSM_ADDR_BASE); return -1; } - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("GSM 0x0 (0x00007b88)-GSM Configuration and " - "Reset = 0x%x\n", pm8001_cr32(pm8001_ha, 2, GSM_CONFIG_RESET))); + pm8001_dbg(pm8001_ha, INIT, + "GSM 0x0 (0x00007b88)-GSM Configuration and Reset = 0x%x\n", + pm8001_cr32(pm8001_ha, 2, GSM_CONFIG_RESET)); regVal = pm8001_cr32(pm8001_ha, 2, GSM_CONFIG_RESET); /* Put those bits to high */ /* GSM XCBI offset = 0x70 0000 @@ -1034,44 +1009,37 @@ pm8001_chip_soft_rst(struct pm8001_hba_info *pm8001_ha) */ regVal |= (GSM_CONFIG_RESET_VALUE); pm8001_cw32(pm8001_ha, 2, GSM_CONFIG_RESET, regVal); - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("GSM (0x00004088 ==> 0x00007b88) - GSM" - " Configuration and Reset is set to = 0x%x\n", - pm8001_cr32(pm8001_ha, 2, GSM_CONFIG_RESET))); + pm8001_dbg(pm8001_ha, INIT, "GSM (0x00004088 ==> 0x00007b88) - GSM Configuration and Reset is set to = 0x%x\n", + pm8001_cr32(pm8001_ha, 2, GSM_CONFIG_RESET)); /* step 12: Restore GSM - Read Address Parity Check */ regVal = pm8001_cr32(pm8001_ha, 2, GSM_READ_ADDR_PARITY_CHECK); /* just for debugging */ - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("GSM 0x700038 - Read Address Parity Check Enable" - " = 0x%x\n", regVal)); + pm8001_dbg(pm8001_ha, INIT, + "GSM 0x700038 - Read Address Parity Check Enable = 0x%x\n", + regVal); pm8001_cw32(pm8001_ha, 2, GSM_READ_ADDR_PARITY_CHECK, regVal1); - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("GSM 0x700038 - Read Address Parity" - " Check Enable is set to = 0x%x\n", - pm8001_cr32(pm8001_ha, 2, GSM_READ_ADDR_PARITY_CHECK))); + pm8001_dbg(pm8001_ha, INIT, "GSM 0x700038 - Read Address Parity Check Enable is set to = 0x%x\n", + pm8001_cr32(pm8001_ha, 2, GSM_READ_ADDR_PARITY_CHECK)); /* Restore GSM - Write Address Parity Check */ regVal = pm8001_cr32(pm8001_ha, 2, GSM_WRITE_ADDR_PARITY_CHECK); pm8001_cw32(pm8001_ha, 2, GSM_WRITE_ADDR_PARITY_CHECK, regVal2); - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("GSM 0x700040 - Write Address Parity Check" - " Enable is set to = 0x%x\n", - pm8001_cr32(pm8001_ha, 2, GSM_WRITE_ADDR_PARITY_CHECK))); + pm8001_dbg(pm8001_ha, INIT, + "GSM 0x700040 - Write Address Parity Check Enable is set to = 0x%x\n", + pm8001_cr32(pm8001_ha, 2, GSM_WRITE_ADDR_PARITY_CHECK)); /* Restore GSM - Write Data Parity Check */ regVal = pm8001_cr32(pm8001_ha, 2, GSM_WRITE_DATA_PARITY_CHECK); pm8001_cw32(pm8001_ha, 2, GSM_WRITE_DATA_PARITY_CHECK, regVal3); - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("GSM 0x700048 - Write Data Parity Check Enable" - "is set to = 0x%x\n", - pm8001_cr32(pm8001_ha, 2, GSM_WRITE_DATA_PARITY_CHECK))); + pm8001_dbg(pm8001_ha, INIT, + "GSM 0x700048 - Write Data Parity Check Enableis set to = 0x%x\n", + pm8001_cr32(pm8001_ha, 2, GSM_WRITE_DATA_PARITY_CHECK)); /* step 13: bring the IOP and AAP1 out of reset */ /* map 0x00000 to BAR4(0x20), BAR2(win) */ if (-1 == pm8001_bar4_shift(pm8001_ha, SPC_TOP_LEVEL_ADDR_BASE)) { spin_unlock_irqrestore(&pm8001_ha->lock, flags); - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("Shift Bar4 to 0x%x failed\n", - SPC_TOP_LEVEL_ADDR_BASE)); + pm8001_dbg(pm8001_ha, FAIL, "Shift Bar4 to 0x%x failed\n", + SPC_TOP_LEVEL_ADDR_BASE); return -1; } regVal = pm8001_cr32(pm8001_ha, 2, SPC_REG_RESET); @@ -1094,22 +1062,20 @@ pm8001_chip_soft_rst(struct pm8001_hba_info *pm8001_ha) if (!max_wait_count) { regVal = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1); - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("TIMEOUT : ToggleVal 0x%x," - "MSGU_SCRATCH_PAD1 = 0x%x\n", - toggleVal, regVal)); - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("SCRATCH_PAD0 value = 0x%x\n", - pm8001_cr32(pm8001_ha, 0, - MSGU_SCRATCH_PAD_0))); - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("SCRATCH_PAD2 value = 0x%x\n", - pm8001_cr32(pm8001_ha, 0, - MSGU_SCRATCH_PAD_2))); - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("SCRATCH_PAD3 value = 0x%x\n", - pm8001_cr32(pm8001_ha, 0, - MSGU_SCRATCH_PAD_3))); + pm8001_dbg(pm8001_ha, FAIL, "TIMEOUT : ToggleVal 0x%x,MSGU_SCRATCH_PAD1 = 0x%x\n", + toggleVal, regVal); + pm8001_dbg(pm8001_ha, FAIL, + "SCRATCH_PAD0 value = 0x%x\n", + pm8001_cr32(pm8001_ha, 0, + MSGU_SCRATCH_PAD_0)); + pm8001_dbg(pm8001_ha, FAIL, + "SCRATCH_PAD2 value = 0x%x\n", + pm8001_cr32(pm8001_ha, 0, + MSGU_SCRATCH_PAD_2)); + pm8001_dbg(pm8001_ha, FAIL, + "SCRATCH_PAD3 value = 0x%x\n", + pm8001_cr32(pm8001_ha, 0, + MSGU_SCRATCH_PAD_3)); spin_unlock_irqrestore(&pm8001_ha->lock, flags); return -1; } @@ -1124,22 +1090,22 @@ pm8001_chip_soft_rst(struct pm8001_hba_info *pm8001_ha) if (check_fw_ready(pm8001_ha) == -1) { regVal = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1); /* return error if MPI Configuration Table not ready */ - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("FW not ready SCRATCH_PAD1" - " = 0x%x\n", regVal)); + pm8001_dbg(pm8001_ha, INIT, + "FW not ready SCRATCH_PAD1 = 0x%x\n", + regVal); regVal = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_2); /* return error if MPI Configuration Table not ready */ - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("FW not ready SCRATCH_PAD2" - " = 0x%x\n", regVal)); - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("SCRATCH_PAD0 value = 0x%x\n", - pm8001_cr32(pm8001_ha, 0, - MSGU_SCRATCH_PAD_0))); - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("SCRATCH_PAD3 value = 0x%x\n", - pm8001_cr32(pm8001_ha, 0, - MSGU_SCRATCH_PAD_3))); + pm8001_dbg(pm8001_ha, INIT, + "FW not ready SCRATCH_PAD2 = 0x%x\n", + regVal); + pm8001_dbg(pm8001_ha, INIT, + "SCRATCH_PAD0 value = 0x%x\n", + pm8001_cr32(pm8001_ha, 0, + MSGU_SCRATCH_PAD_0)); + pm8001_dbg(pm8001_ha, INIT, + "SCRATCH_PAD3 value = 0x%x\n", + pm8001_cr32(pm8001_ha, 0, + MSGU_SCRATCH_PAD_3)); spin_unlock_irqrestore(&pm8001_ha->lock, flags); return -1; } @@ -1147,8 +1113,7 @@ pm8001_chip_soft_rst(struct pm8001_hba_info *pm8001_ha) pm8001_bar4_shift(pm8001_ha, 0); spin_unlock_irqrestore(&pm8001_ha->lock, flags); - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("SPC soft reset Complete\n")); + pm8001_dbg(pm8001_ha, INIT, "SPC soft reset Complete\n"); return 0; } @@ -1156,8 +1121,7 @@ static void pm8001_hw_chip_rst(struct pm8001_hba_info *pm8001_ha) { u32 i; u32 regVal; - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("chip reset start\n")); + pm8001_dbg(pm8001_ha, INIT, "chip reset start\n"); /* do SPC chip reset. */ regVal = pm8001_cr32(pm8001_ha, 1, SPC_REG_RESET); @@ -1181,8 +1145,7 @@ static void pm8001_hw_chip_rst(struct pm8001_hba_info *pm8001_ha) mdelay(1); } while ((--i) != 0); - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("chip reset finished\n")); + pm8001_dbg(pm8001_ha, INIT, "chip reset finished\n"); } /** @@ -1356,12 +1319,18 @@ int pm8001_mpi_build_cmd(struct pm8001_hba_info *pm8001_ha, { u32 Header = 0, hpriority = 0, bc = 1, category = 0x02; void *pMessage; + unsigned long flags; + int q_index = circularQ - pm8001_ha->inbnd_q_tbl; + int rv = -1; - if (pm8001_mpi_msg_free_get(circularQ, pm8001_ha->iomb_size, - &pMessage) < 0) { - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("No free mpi buffer\n")); - return -ENOMEM; + WARN_ON(q_index >= PM8001_MAX_INB_NUM); + spin_lock_irqsave(&circularQ->iq_lock, flags); + rv = pm8001_mpi_msg_free_get(circularQ, pm8001_ha->iomb_size, + &pMessage); + if (rv < 0) { + pm8001_dbg(pm8001_ha, IO, "No free mpi buffer\n"); + rv = -ENOMEM; + goto done; } if (nb > (pm8001_ha->iomb_size - sizeof(struct mpi_msg_hdr))) @@ -1380,11 +1349,13 @@ int pm8001_mpi_build_cmd(struct pm8001_hba_info *pm8001_ha, /*Update the PI to the firmware*/ pm8001_cw32(pm8001_ha, circularQ->pi_pci_bar, circularQ->pi_offset, circularQ->producer_idx); - PM8001_DEVIO_DBG(pm8001_ha, - pm8001_printk("INB Q %x OPCODE:%x , UPDATED PI=%d CI=%d\n", - responseQueue, opCode, circularQ->producer_idx, - circularQ->consumer_index)); - return 0; + pm8001_dbg(pm8001_ha, DEVIO, + "INB Q %x OPCODE:%x , UPDATED PI=%d CI=%d\n", + responseQueue, opCode, circularQ->producer_idx, + circularQ->consumer_index); +done: + spin_unlock_irqrestore(&circularQ->iq_lock, flags); + return rv; } u32 pm8001_mpi_msg_free_set(struct pm8001_hba_info *pm8001_ha, void *pMsg, @@ -1398,17 +1369,17 @@ u32 pm8001_mpi_msg_free_set(struct pm8001_hba_info *pm8001_ha, void *pMsg, pOutBoundMsgHeader = (struct mpi_msg_hdr *)(circularQ->base_virt + circularQ->consumer_idx * pm8001_ha->iomb_size); if (pOutBoundMsgHeader != msgHeader) { - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("consumer_idx = %d msgHeader = %p\n", - circularQ->consumer_idx, msgHeader)); + pm8001_dbg(pm8001_ha, FAIL, + "consumer_idx = %d msgHeader = %p\n", + circularQ->consumer_idx, msgHeader); /* Update the producer index from SPC */ producer_index = pm8001_read_32(circularQ->pi_virt); circularQ->producer_index = cpu_to_le32(producer_index); - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("consumer_idx = %d producer_index = %d" - "msgHeader = %p\n", circularQ->consumer_idx, - circularQ->producer_index, msgHeader)); + pm8001_dbg(pm8001_ha, FAIL, + "consumer_idx = %d producer_index = %dmsgHeader = %p\n", + circularQ->consumer_idx, + circularQ->producer_index, msgHeader); return 0; } /* free the circular queue buffer elements associated with the message*/ @@ -1420,9 +1391,8 @@ u32 pm8001_mpi_msg_free_set(struct pm8001_hba_info *pm8001_ha, void *pMsg, /* Update the producer index from SPC*/ producer_index = pm8001_read_32(circularQ->pi_virt); circularQ->producer_index = cpu_to_le32(producer_index); - PM8001_IO_DBG(pm8001_ha, - pm8001_printk(" CI=%d PI=%d\n", circularQ->consumer_idx, - circularQ->producer_index)); + pm8001_dbg(pm8001_ha, IO, " CI=%d PI=%d\n", + circularQ->consumer_idx, circularQ->producer_index); return 0; } @@ -1452,10 +1422,10 @@ u32 pm8001_mpi_msg_consume(struct pm8001_hba_info *pm8001_ha, /* read header */ header_tmp = pm8001_read_32(msgHeader); msgHeader_tmp = cpu_to_le32(header_tmp); - PM8001_DEVIO_DBG(pm8001_ha, pm8001_printk( - "outbound opcode msgheader:%x ci=%d pi=%d\n", - msgHeader_tmp, circularQ->consumer_idx, - circularQ->producer_index)); + pm8001_dbg(pm8001_ha, DEVIO, + "outbound opcode msgheader:%x ci=%d pi=%d\n", + msgHeader_tmp, circularQ->consumer_idx, + circularQ->producer_index); if (0 != (le32_to_cpu(msgHeader_tmp) & 0x80000000)) { if (OPC_OUB_SKIP_ENTRY != (le32_to_cpu(msgHeader_tmp) & 0xfff)) { @@ -1464,12 +1434,11 @@ u32 pm8001_mpi_msg_consume(struct pm8001_hba_info *pm8001_ha, sizeof(struct mpi_msg_hdr); *pBC = (u8)((le32_to_cpu(msgHeader_tmp) >> 24) & 0x1f); - PM8001_IO_DBG(pm8001_ha, - pm8001_printk(": CI=%d PI=%d " - "msgHeader=%x\n", - circularQ->consumer_idx, - circularQ->producer_index, - msgHeader_tmp)); + pm8001_dbg(pm8001_ha, IO, + ": CI=%d PI=%d msgHeader=%x\n", + circularQ->consumer_idx, + circularQ->producer_index, + msgHeader_tmp); return MPI_IO_STATUS_SUCCESS; } else { circularQ->consumer_idx = @@ -1578,17 +1547,15 @@ void pm8001_work_fn(struct work_struct *work) ts->stat = SAS_QUEUE_FULL; pm8001_dev = ccb->device; if (pm8001_dev) - pm8001_dev->running_req--; + atomic_dec(&pm8001_dev->running_req); spin_lock_irqsave(&t->task_state_lock, flags1); t->task_state_flags &= ~SAS_TASK_STATE_PENDING; t->task_state_flags &= ~SAS_TASK_AT_INITIATOR; t->task_state_flags |= SAS_TASK_STATE_DONE; if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) { spin_unlock_irqrestore(&t->task_state_lock, flags1); - PM8001_FAIL_DBG(pm8001_ha, pm8001_printk("task 0x%p" - " done with event 0x%x resp 0x%x stat 0x%x but" - " aborted by upper layer!\n", - t, pw->handler, ts->resp, ts->stat)); + pm8001_dbg(pm8001_ha, FAIL, "task 0x%p done with event 0x%x resp 0x%x stat 0x%x but aborted by upper layer!\n", + t, pw->handler, ts->resp, ts->stat); pm8001_ccb_task_free(pm8001_ha, t, ccb, tag); spin_unlock_irqrestore(&pm8001_ha->lock, flags); } else { @@ -1608,26 +1575,16 @@ void pm8001_work_fn(struct work_struct *work) unsigned long flags, flags1; int i, ret = 0; - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_OPEN_RETRY_TIMEOUT\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_OPEN_RETRY_TIMEOUT\n"); ret = pm8001_query_task(t); - PM8001_IO_DBG(pm8001_ha, - switch (ret) { - case TMF_RESP_FUNC_SUCC: - pm8001_printk("...Task on lu\n"); - break; - - case TMF_RESP_FUNC_COMPLETE: - pm8001_printk("...Task NOT on lu\n"); - break; - - default: - PM8001_DEVIO_DBG(pm8001_ha, pm8001_printk( - "...query task failed!!!\n")); - break; - }); + if (ret == TMF_RESP_FUNC_SUCC) + pm8001_dbg(pm8001_ha, IO, "...Task on lu\n"); + else if (ret == TMF_RESP_FUNC_COMPLETE) + pm8001_dbg(pm8001_ha, IO, "...Task NOT on lu\n"); + else + pm8001_dbg(pm8001_ha, DEVIO, "...query task failed!!!\n"); spin_lock_irqsave(&pm8001_ha->lock, flags); @@ -1672,8 +1629,7 @@ void pm8001_work_fn(struct work_struct *work) break; default: /* device misbehavior */ ret = TMF_RESP_FUNC_FAILED; - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("...Reset phy\n")); + pm8001_dbg(pm8001_ha, IO, "...Reset phy\n"); pm8001_I_T_nexus_reset(dev); break; } @@ -1687,15 +1643,14 @@ void pm8001_work_fn(struct work_struct *work) default: /* device misbehavior */ spin_unlock_irqrestore(&pm8001_ha->lock, flags); ret = TMF_RESP_FUNC_FAILED; - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("...Reset phy\n")); + pm8001_dbg(pm8001_ha, IO, "...Reset phy\n"); pm8001_I_T_nexus_reset(dev); } if (ret == TMF_RESP_FUNC_FAILED) t = NULL; pm8001_open_reject_retry(pm8001_ha, t, pm8001_dev); - PM8001_IO_DBG(pm8001_ha, pm8001_printk("...Complete\n")); + pm8001_dbg(pm8001_ha, IO, "...Complete\n"); } break; case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS: dev = pm8001_dev->sas_device; @@ -1749,15 +1704,14 @@ static void pm8001_send_abort_all(struct pm8001_hba_info *pm8001_ha, int ret; if (!pm8001_ha_dev) { - PM8001_FAIL_DBG(pm8001_ha, pm8001_printk("dev is null\n")); + pm8001_dbg(pm8001_ha, FAIL, "dev is null\n"); return; } task = sas_alloc_slow_task(GFP_ATOMIC); if (!task) { - PM8001_FAIL_DBG(pm8001_ha, pm8001_printk("cannot " - "allocate task\n")); + pm8001_dbg(pm8001_ha, FAIL, "cannot allocate task\n"); return; } @@ -1802,8 +1756,7 @@ static void pm8001_send_read_log(struct pm8001_hba_info *pm8001_ha, task = sas_alloc_slow_task(GFP_ATOMIC); if (!task) { - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("cannot allocate task !!!\n")); + pm8001_dbg(pm8001_ha, FAIL, "cannot allocate task !!!\n"); return; } task->task_done = pm8001_task_done; @@ -1811,8 +1764,7 @@ static void pm8001_send_read_log(struct pm8001_hba_info *pm8001_ha, res = pm8001_tag_alloc(pm8001_ha, &ccb_tag); if (res) { sas_free_task(task); - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("cannot allocate tag !!!\n")); + pm8001_dbg(pm8001_ha, FAIL, "cannot allocate tag !!!\n"); return; } @@ -1823,8 +1775,8 @@ static void pm8001_send_read_log(struct pm8001_hba_info *pm8001_ha, if (!dev) { sas_free_task(task); pm8001_tag_free(pm8001_ha, ccb_tag); - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("Domain device cannot be allocated\n")); + pm8001_dbg(pm8001_ha, FAIL, + "Domain device cannot be allocated\n"); return; } task->dev = dev; @@ -1901,27 +1853,25 @@ mpi_ssp_completion(struct pm8001_hba_info *pm8001_ha , void *piomb) t = ccb->task; if (status && status != IO_UNDERFLOW) - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("sas IO status 0x%x\n", status)); + pm8001_dbg(pm8001_ha, FAIL, "sas IO status 0x%x\n", status); if (unlikely(!t || !t->lldd_task || !t->dev)) return; ts = &t->task_status; /* Print sas address of IO failed device */ if ((status != IO_SUCCESS) && (status != IO_OVERFLOW) && (status != IO_UNDERFLOW)) - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("SAS Address of IO Failure Drive:" - "%016llx", SAS_ADDR(t->dev->sas_addr))); + pm8001_dbg(pm8001_ha, FAIL, "SAS Address of IO Failure Drive:%016llx\n", + SAS_ADDR(t->dev->sas_addr)); if (status) - PM8001_IOERR_DBG(pm8001_ha, pm8001_printk( - "status:0x%x, tag:0x%x, task:0x%p\n", - status, tag, t)); + pm8001_dbg(pm8001_ha, IOERR, + "status:0x%x, tag:0x%x, task:0x%p\n", + status, tag, t); switch (status) { case IO_SUCCESS: - PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_SUCCESS" - ",param = %d\n", param)); + pm8001_dbg(pm8001_ha, IO, "IO_SUCCESS,param = %d\n", + param); if (param == 0) { ts->resp = SAS_TASK_COMPLETE; ts->stat = SAM_STAT_GOOD; @@ -1933,69 +1883,63 @@ mpi_ssp_completion(struct pm8001_hba_info *pm8001_ha , void *piomb) sas_ssp_task_response(pm8001_ha->dev, t, iu); } if (pm8001_dev) - pm8001_dev->running_req--; + atomic_dec(&pm8001_dev->running_req); break; case IO_ABORTED: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_ABORTED IOMB Tag\n")); + pm8001_dbg(pm8001_ha, IO, "IO_ABORTED IOMB Tag\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_ABORTED_TASK; break; case IO_UNDERFLOW: /* SSP Completion with error */ - PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_UNDERFLOW" - ",param = %d\n", param)); + pm8001_dbg(pm8001_ha, IO, "IO_UNDERFLOW,param = %d\n", + param); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_DATA_UNDERRUN; ts->residual = param; if (pm8001_dev) - pm8001_dev->running_req--; + atomic_dec(&pm8001_dev->running_req); break; case IO_NO_DEVICE: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_NO_DEVICE\n")); + pm8001_dbg(pm8001_ha, IO, "IO_NO_DEVICE\n"); ts->resp = SAS_TASK_UNDELIVERED; ts->stat = SAS_PHY_DOWN; break; case IO_XFER_ERROR_BREAK: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_BREAK\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_BREAK\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; /* Force the midlayer to retry */ ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; break; case IO_XFER_ERROR_PHY_NOT_READY: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_PHY_NOT_READY\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_PHY_NOT_READY\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; break; case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED\n")); + pm8001_dbg(pm8001_ha, IO, + "IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_EPROTO; break; case IO_OPEN_CNX_ERROR_ZONE_VIOLATION: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n")); + pm8001_dbg(pm8001_ha, IO, + "IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_UNKNOWN; break; case IO_OPEN_CNX_ERROR_BREAK: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_OPEN_CNX_ERROR_BREAK\n")); + pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_BREAK\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; break; case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n")); + pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_UNKNOWN; @@ -2005,68 +1949,59 @@ mpi_ssp_completion(struct pm8001_hba_info *pm8001_ha , void *piomb) IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS); break; case IO_OPEN_CNX_ERROR_BAD_DESTINATION: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_OPEN_CNX_ERROR_BAD_DESTINATION\n")); + pm8001_dbg(pm8001_ha, IO, + "IO_OPEN_CNX_ERROR_BAD_DESTINATION\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_BAD_DEST; break; case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_OPEN_CNX_ERROR_CONNECTION_RATE_" - "NOT_SUPPORTED\n")); + pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_CONN_RATE; break; case IO_OPEN_CNX_ERROR_WRONG_DESTINATION: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n")); + pm8001_dbg(pm8001_ha, IO, + "IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n"); ts->resp = SAS_TASK_UNDELIVERED; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_WRONG_DEST; break; case IO_XFER_ERROR_NAK_RECEIVED: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_NAK_RECEIVED\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_NAK_RECEIVED\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; break; case IO_XFER_ERROR_ACK_NAK_TIMEOUT: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_ACK_NAK_TIMEOUT\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_ACK_NAK_TIMEOUT\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_NAK_R_ERR; break; case IO_XFER_ERROR_DMA: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_DMA\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_DMA\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; break; case IO_XFER_OPEN_RETRY_TIMEOUT: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_OPEN_RETRY_TIMEOUT\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_OPEN_RETRY_TIMEOUT\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; break; case IO_XFER_ERROR_OFFSET_MISMATCH: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_OFFSET_MISMATCH\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_OFFSET_MISMATCH\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; break; case IO_PORT_IN_RESET: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_PORT_IN_RESET\n")); + pm8001_dbg(pm8001_ha, IO, "IO_PORT_IN_RESET\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; break; case IO_DS_NON_OPERATIONAL: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_DS_NON_OPERATIONAL\n")); + pm8001_dbg(pm8001_ha, IO, "IO_DS_NON_OPERATIONAL\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; if (!t->uldd_task) @@ -2075,51 +2010,44 @@ mpi_ssp_completion(struct pm8001_hba_info *pm8001_ha , void *piomb) IO_DS_NON_OPERATIONAL); break; case IO_DS_IN_RECOVERY: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_DS_IN_RECOVERY\n")); + pm8001_dbg(pm8001_ha, IO, "IO_DS_IN_RECOVERY\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; break; case IO_TM_TAG_NOT_FOUND: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_TM_TAG_NOT_FOUND\n")); + pm8001_dbg(pm8001_ha, IO, "IO_TM_TAG_NOT_FOUND\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; break; case IO_SSP_EXT_IU_ZERO_LEN_ERROR: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_SSP_EXT_IU_ZERO_LEN_ERROR\n")); + pm8001_dbg(pm8001_ha, IO, "IO_SSP_EXT_IU_ZERO_LEN_ERROR\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; break; case IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY\n")); + pm8001_dbg(pm8001_ha, IO, + "IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; break; default: - PM8001_DEVIO_DBG(pm8001_ha, - pm8001_printk("Unknown status 0x%x\n", status)); + pm8001_dbg(pm8001_ha, DEVIO, "Unknown status 0x%x\n", status); /* not allowed case. Therefore, return failed status */ ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; break; } - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("scsi_status = %x\n ", - psspPayload->ssp_resp_iu.status)); + pm8001_dbg(pm8001_ha, IO, "scsi_status = %x\n", + psspPayload->ssp_resp_iu.status); spin_lock_irqsave(&t->task_state_lock, flags); t->task_state_flags &= ~SAS_TASK_STATE_PENDING; t->task_state_flags &= ~SAS_TASK_AT_INITIATOR; t->task_state_flags |= SAS_TASK_STATE_DONE; if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) { spin_unlock_irqrestore(&t->task_state_lock, flags); - PM8001_FAIL_DBG(pm8001_ha, pm8001_printk("task 0x%p done with" - " io_status 0x%x resp 0x%x " - "stat 0x%x but aborted by upper layer!\n", - t, status, ts->resp, ts->stat)); + pm8001_dbg(pm8001_ha, FAIL, "task 0x%p done with io_status 0x%x resp 0x%x stat 0x%x but aborted by upper layer!\n", + t, status, ts->resp, ts->stat); pm8001_ccb_task_free(pm8001_ha, t, ccb, tag); } else { spin_unlock_irqrestore(&t->task_state_lock, flags); @@ -2148,60 +2076,52 @@ static void mpi_ssp_event(struct pm8001_hba_info *pm8001_ha , void *piomb) t = ccb->task; pm8001_dev = ccb->device; if (event) - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("sas IO status 0x%x\n", event)); + pm8001_dbg(pm8001_ha, FAIL, "sas IO status 0x%x\n", event); if (unlikely(!t || !t->lldd_task || !t->dev)) return; ts = &t->task_status; - PM8001_DEVIO_DBG(pm8001_ha, - pm8001_printk("port_id = %x,device_id = %x\n", - port_id, dev_id)); + pm8001_dbg(pm8001_ha, DEVIO, "port_id = %x,device_id = %x\n", + port_id, dev_id); switch (event) { case IO_OVERFLOW: - PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_UNDERFLOW\n");) + pm8001_dbg(pm8001_ha, IO, "IO_UNDERFLOW\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_DATA_OVERRUN; ts->residual = 0; if (pm8001_dev) - pm8001_dev->running_req--; + atomic_dec(&pm8001_dev->running_req); break; case IO_XFER_ERROR_BREAK: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_BREAK\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_BREAK\n"); pm8001_handle_event(pm8001_ha, t, IO_XFER_ERROR_BREAK); return; case IO_XFER_ERROR_PHY_NOT_READY: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_PHY_NOT_READY\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_PHY_NOT_READY\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; break; case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_OPEN_CNX_ERROR_PROTOCOL_NOT" - "_SUPPORTED\n")); + pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_EPROTO; break; case IO_OPEN_CNX_ERROR_ZONE_VIOLATION: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n")); + pm8001_dbg(pm8001_ha, IO, + "IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_UNKNOWN; break; case IO_OPEN_CNX_ERROR_BREAK: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_OPEN_CNX_ERROR_BREAK\n")); + pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_BREAK\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; break; case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n")); + pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_UNKNOWN; @@ -2211,88 +2131,78 @@ static void mpi_ssp_event(struct pm8001_hba_info *pm8001_ha , void *piomb) IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS); break; case IO_OPEN_CNX_ERROR_BAD_DESTINATION: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_OPEN_CNX_ERROR_BAD_DESTINATION\n")); + pm8001_dbg(pm8001_ha, IO, + "IO_OPEN_CNX_ERROR_BAD_DESTINATION\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_BAD_DEST; break; case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_OPEN_CNX_ERROR_CONNECTION_RATE_" - "NOT_SUPPORTED\n")); + pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_CONN_RATE; break; case IO_OPEN_CNX_ERROR_WRONG_DESTINATION: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n")); + pm8001_dbg(pm8001_ha, IO, + "IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_WRONG_DEST; break; case IO_XFER_ERROR_NAK_RECEIVED: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_NAK_RECEIVED\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_NAK_RECEIVED\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; break; case IO_XFER_ERROR_ACK_NAK_TIMEOUT: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_ACK_NAK_TIMEOUT\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_ACK_NAK_TIMEOUT\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_NAK_R_ERR; break; case IO_XFER_OPEN_RETRY_TIMEOUT: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_OPEN_RETRY_TIMEOUT\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_OPEN_RETRY_TIMEOUT\n"); pm8001_handle_event(pm8001_ha, t, IO_XFER_OPEN_RETRY_TIMEOUT); return; case IO_XFER_ERROR_UNEXPECTED_PHASE: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_UNEXPECTED_PHASE\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_UNEXPECTED_PHASE\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_DATA_OVERRUN; break; case IO_XFER_ERROR_XFER_RDY_OVERRUN: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_XFER_RDY_OVERRUN\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_XFER_RDY_OVERRUN\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_DATA_OVERRUN; break; case IO_XFER_ERROR_XFER_RDY_NOT_EXPECTED: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_XFER_RDY_NOT_EXPECTED\n")); + pm8001_dbg(pm8001_ha, IO, + "IO_XFER_ERROR_XFER_RDY_NOT_EXPECTED\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_DATA_OVERRUN; break; case IO_XFER_ERROR_CMD_ISSUE_ACK_NAK_TIMEOUT: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_CMD_ISSUE_ACK_NAK_TIMEOUT\n")); + pm8001_dbg(pm8001_ha, IO, + "IO_XFER_ERROR_CMD_ISSUE_ACK_NAK_TIMEOUT\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_DATA_OVERRUN; break; case IO_XFER_ERROR_OFFSET_MISMATCH: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_OFFSET_MISMATCH\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_OFFSET_MISMATCH\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_DATA_OVERRUN; break; case IO_XFER_ERROR_XFER_ZERO_DATA_LEN: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_XFER_ZERO_DATA_LEN\n")); + pm8001_dbg(pm8001_ha, IO, + "IO_XFER_ERROR_XFER_ZERO_DATA_LEN\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_DATA_OVERRUN; break; case IO_XFER_CMD_FRAME_ISSUED: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk(" IO_XFER_CMD_FRAME_ISSUED\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_CMD_FRAME_ISSUED\n"); return; default: - PM8001_DEVIO_DBG(pm8001_ha, - pm8001_printk("Unknown status 0x%x\n", event)); + pm8001_dbg(pm8001_ha, DEVIO, "Unknown status 0x%x\n", event); /* not allowed case. Therefore, return failed status */ ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_DATA_OVERRUN; @@ -2304,10 +2214,8 @@ static void mpi_ssp_event(struct pm8001_hba_info *pm8001_ha , void *piomb) t->task_state_flags |= SAS_TASK_STATE_DONE; if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) { spin_unlock_irqrestore(&t->task_state_lock, flags); - PM8001_FAIL_DBG(pm8001_ha, pm8001_printk("task 0x%p done with" - " event 0x%x resp 0x%x " - "stat 0x%x but aborted by upper layer!\n", - t, event, ts->resp, ts->stat)); + pm8001_dbg(pm8001_ha, FAIL, "task 0x%p done with event 0x%x resp 0x%x stat 0x%x but aborted by upper layer!\n", + t, event, ts->resp, ts->stat); pm8001_ccb_task_free(pm8001_ha, t, ccb, tag); } else { spin_unlock_irqrestore(&t->task_state_lock, flags); @@ -2343,8 +2251,7 @@ mpi_sata_completion(struct pm8001_hba_info *pm8001_ha, void *piomb) tag = le32_to_cpu(psataPayload->tag); if (!tag) { - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("tag null\n")); + pm8001_dbg(pm8001_ha, FAIL, "tag null\n"); return; } ccb = &pm8001_ha->ccb_info[tag]; @@ -2353,8 +2260,7 @@ mpi_sata_completion(struct pm8001_hba_info *pm8001_ha, void *piomb) t = ccb->task; pm8001_dev = ccb->device; } else { - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("ccb null\n")); + pm8001_dbg(pm8001_ha, FAIL, "ccb null\n"); return; } @@ -2362,29 +2268,26 @@ mpi_sata_completion(struct pm8001_hba_info *pm8001_ha, void *piomb) if (t->dev && (t->dev->lldd_dev)) pm8001_dev = t->dev->lldd_dev; } else { - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("task null\n")); + pm8001_dbg(pm8001_ha, FAIL, "task null\n"); return; } if ((pm8001_dev && !(pm8001_dev->id & NCQ_READ_LOG_FLAG)) && unlikely(!t || !t->lldd_task || !t->dev)) { - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("task or dev null\n")); + pm8001_dbg(pm8001_ha, FAIL, "task or dev null\n"); return; } ts = &t->task_status; if (!ts) { - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("ts null\n")); + pm8001_dbg(pm8001_ha, FAIL, "ts null\n"); return; } if (status) - PM8001_IOERR_DBG(pm8001_ha, pm8001_printk( - "status:0x%x, tag:0x%x, task::0x%p\n", - status, tag, t)); + pm8001_dbg(pm8001_ha, IOERR, + "status:0x%x, tag:0x%x, task::0x%p\n", + status, tag, t); /* Print sas address of IO failed device */ if ((status != IO_SUCCESS) && (status != IO_OVERFLOW) && @@ -2416,19 +2319,19 @@ mpi_sata_completion(struct pm8001_hba_info *pm8001_ha, void *piomb) & 0xff000000)) + pm8001_dev->attached_phy + 0x10); - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("SAS Address of IO Failure Drive:" - "%08x%08x", temp_sata_addr_hi, - temp_sata_addr_low)); + pm8001_dbg(pm8001_ha, FAIL, + "SAS Address of IO Failure Drive:%08x%08x\n", + temp_sata_addr_hi, + temp_sata_addr_low); } else { - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("SAS Address of IO Failure Drive:" - "%016llx", SAS_ADDR(t->dev->sas_addr))); + pm8001_dbg(pm8001_ha, FAIL, + "SAS Address of IO Failure Drive:%016llx\n", + SAS_ADDR(t->dev->sas_addr)); } } switch (status) { case IO_SUCCESS: - PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_SUCCESS\n")); + pm8001_dbg(pm8001_ha, IO, "IO_SUCCESS\n"); if (param == 0) { ts->resp = SAS_TASK_COMPLETE; ts->stat = SAM_STAT_GOOD; @@ -2450,99 +2353,102 @@ mpi_sata_completion(struct pm8001_hba_info *pm8001_ha, void *piomb) ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_PROTO_RESPONSE; ts->residual = param; - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("SAS_PROTO_RESPONSE len = %d\n", - param)); + pm8001_dbg(pm8001_ha, IO, + "SAS_PROTO_RESPONSE len = %d\n", + param); sata_resp = &psataPayload->sata_resp[0]; resp = (struct ata_task_resp *)ts->buf; if (t->ata_task.dma_xfer == 0 && t->data_dir == DMA_FROM_DEVICE) { len = sizeof(struct pio_setup_fis); - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("PIO read len = %d\n", len)); + pm8001_dbg(pm8001_ha, IO, + "PIO read len = %d\n", len); } else if (t->ata_task.use_ncq) { len = sizeof(struct set_dev_bits_fis); - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("FPDMA len = %d\n", len)); + pm8001_dbg(pm8001_ha, IO, "FPDMA len = %d\n", + len); } else { len = sizeof(struct dev_to_host_fis); - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("other len = %d\n", len)); + pm8001_dbg(pm8001_ha, IO, "other len = %d\n", + len); } if (SAS_STATUS_BUF_SIZE >= sizeof(*resp)) { resp->frame_len = len; memcpy(&resp->ending_fis[0], sata_resp, len); ts->buf_valid_size = sizeof(*resp); } else - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("response to large\n")); + pm8001_dbg(pm8001_ha, IO, + "response too large\n"); } if (pm8001_dev) - pm8001_dev->running_req--; + atomic_dec(&pm8001_dev->running_req); break; case IO_ABORTED: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_ABORTED IOMB Tag\n")); + pm8001_dbg(pm8001_ha, IO, "IO_ABORTED IOMB Tag\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_ABORTED_TASK; if (pm8001_dev) - pm8001_dev->running_req--; + atomic_dec(&pm8001_dev->running_req); break; /* following cases are to do cases */ case IO_UNDERFLOW: /* SATA Completion with error */ - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_UNDERFLOW param = %d\n", param)); + pm8001_dbg(pm8001_ha, IO, "IO_UNDERFLOW param = %d\n", param); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_DATA_UNDERRUN; ts->residual = param; if (pm8001_dev) - pm8001_dev->running_req--; + atomic_dec(&pm8001_dev->running_req); break; case IO_NO_DEVICE: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_NO_DEVICE\n")); + pm8001_dbg(pm8001_ha, IO, "IO_NO_DEVICE\n"); ts->resp = SAS_TASK_UNDELIVERED; ts->stat = SAS_PHY_DOWN; + if (pm8001_dev) + atomic_dec(&pm8001_dev->running_req); break; case IO_XFER_ERROR_BREAK: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_BREAK\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_BREAK\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_INTERRUPTED; + if (pm8001_dev) + atomic_dec(&pm8001_dev->running_req); break; case IO_XFER_ERROR_PHY_NOT_READY: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_PHY_NOT_READY\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_PHY_NOT_READY\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; + if (pm8001_dev) + atomic_dec(&pm8001_dev->running_req); break; case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_OPEN_CNX_ERROR_PROTOCOL_NOT" - "_SUPPORTED\n")); + pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_EPROTO; + if (pm8001_dev) + atomic_dec(&pm8001_dev->running_req); break; case IO_OPEN_CNX_ERROR_ZONE_VIOLATION: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n")); + pm8001_dbg(pm8001_ha, IO, + "IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_UNKNOWN; + if (pm8001_dev) + atomic_dec(&pm8001_dev->running_req); break; case IO_OPEN_CNX_ERROR_BREAK: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_OPEN_CNX_ERROR_BREAK\n")); + pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_BREAK\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_RSVD_CONT0; + if (pm8001_dev) + atomic_dec(&pm8001_dev->running_req); break; case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n")); + pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_DEV_NO_RESPONSE; if (!t->uldd_task) { @@ -2556,8 +2462,8 @@ mpi_sata_completion(struct pm8001_hba_info *pm8001_ha, void *piomb) } break; case IO_OPEN_CNX_ERROR_BAD_DESTINATION: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_OPEN_CNX_ERROR_BAD_DESTINATION\n")); + pm8001_dbg(pm8001_ha, IO, + "IO_OPEN_CNX_ERROR_BAD_DESTINATION\n"); ts->resp = SAS_TASK_UNDELIVERED; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_BAD_DEST; @@ -2572,17 +2478,15 @@ mpi_sata_completion(struct pm8001_hba_info *pm8001_ha, void *piomb) } break; case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_OPEN_CNX_ERROR_CONNECTION_RATE_" - "NOT_SUPPORTED\n")); + pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_CONN_RATE; + if (pm8001_dev) + atomic_dec(&pm8001_dev->running_req); break; case IO_OPEN_CNX_ERROR_STP_RESOURCES_BUSY: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_OPEN_CNX_ERROR_STP_RESOURCES" - "_BUSY\n")); + pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_STP_RESOURCES_BUSY\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_DEV_NO_RESPONSE; if (!t->uldd_task) { @@ -2596,57 +2500,65 @@ mpi_sata_completion(struct pm8001_hba_info *pm8001_ha, void *piomb) } break; case IO_OPEN_CNX_ERROR_WRONG_DESTINATION: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n")); + pm8001_dbg(pm8001_ha, IO, + "IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_WRONG_DEST; + if (pm8001_dev) + atomic_dec(&pm8001_dev->running_req); break; case IO_XFER_ERROR_NAK_RECEIVED: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_NAK_RECEIVED\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_NAK_RECEIVED\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_NAK_R_ERR; + if (pm8001_dev) + atomic_dec(&pm8001_dev->running_req); break; case IO_XFER_ERROR_ACK_NAK_TIMEOUT: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_ACK_NAK_TIMEOUT\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_ACK_NAK_TIMEOUT\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_NAK_R_ERR; + if (pm8001_dev) + atomic_dec(&pm8001_dev->running_req); break; case IO_XFER_ERROR_DMA: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_DMA\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_DMA\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_ABORTED_TASK; + if (pm8001_dev) + atomic_dec(&pm8001_dev->running_req); break; case IO_XFER_ERROR_SATA_LINK_TIMEOUT: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_SATA_LINK_TIMEOUT\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_SATA_LINK_TIMEOUT\n"); ts->resp = SAS_TASK_UNDELIVERED; ts->stat = SAS_DEV_NO_RESPONSE; + if (pm8001_dev) + atomic_dec(&pm8001_dev->running_req); break; case IO_XFER_ERROR_REJECTED_NCQ_MODE: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_REJECTED_NCQ_MODE\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_REJECTED_NCQ_MODE\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_DATA_UNDERRUN; + if (pm8001_dev) + atomic_dec(&pm8001_dev->running_req); break; case IO_XFER_OPEN_RETRY_TIMEOUT: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_OPEN_RETRY_TIMEOUT\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_OPEN_RETRY_TIMEOUT\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_TO; + if (pm8001_dev) + atomic_dec(&pm8001_dev->running_req); break; case IO_PORT_IN_RESET: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_PORT_IN_RESET\n")); + pm8001_dbg(pm8001_ha, IO, "IO_PORT_IN_RESET\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_DEV_NO_RESPONSE; + if (pm8001_dev) + atomic_dec(&pm8001_dev->running_req); break; case IO_DS_NON_OPERATIONAL: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_DS_NON_OPERATIONAL\n")); + pm8001_dbg(pm8001_ha, IO, "IO_DS_NON_OPERATIONAL\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_DEV_NO_RESPONSE; if (!t->uldd_task) { @@ -2659,14 +2571,14 @@ mpi_sata_completion(struct pm8001_hba_info *pm8001_ha, void *piomb) } break; case IO_DS_IN_RECOVERY: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk(" IO_DS_IN_RECOVERY\n")); + pm8001_dbg(pm8001_ha, IO, " IO_DS_IN_RECOVERY\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_DEV_NO_RESPONSE; + if (pm8001_dev) + atomic_dec(&pm8001_dev->running_req); break; case IO_DS_IN_ERROR: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_DS_IN_ERROR\n")); + pm8001_dbg(pm8001_ha, IO, "IO_DS_IN_ERROR\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_DEV_NO_RESPONSE; if (!t->uldd_task) { @@ -2679,18 +2591,21 @@ mpi_sata_completion(struct pm8001_hba_info *pm8001_ha, void *piomb) } break; case IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY\n")); + pm8001_dbg(pm8001_ha, IO, + "IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; + if (pm8001_dev) + atomic_dec(&pm8001_dev->running_req); break; default: - PM8001_DEVIO_DBG(pm8001_ha, - pm8001_printk("Unknown status 0x%x\n", status)); + pm8001_dbg(pm8001_ha, DEVIO, "Unknown status 0x%x\n", status); /* not allowed case. Therefore, return failed status */ ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_DEV_NO_RESPONSE; + if (pm8001_dev) + atomic_dec(&pm8001_dev->running_req); break; } spin_lock_irqsave(&t->task_state_lock, flags); @@ -2699,10 +2614,9 @@ mpi_sata_completion(struct pm8001_hba_info *pm8001_ha, void *piomb) t->task_state_flags |= SAS_TASK_STATE_DONE; if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) { spin_unlock_irqrestore(&t->task_state_lock, flags); - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("task 0x%p done with io_status 0x%x" - " resp 0x%x stat 0x%x but aborted by upper layer!\n", - t, status, ts->resp, ts->stat)); + pm8001_dbg(pm8001_ha, FAIL, + "task 0x%p done with io_status 0x%x resp 0x%x stat 0x%x but aborted by upper layer!\n", + t, status, ts->resp, ts->stat); pm8001_ccb_task_free(pm8001_ha, t, ccb, tag); } else { spin_unlock_irqrestore(&t->task_state_lock, flags); @@ -2731,12 +2645,10 @@ static void mpi_sata_event(struct pm8001_hba_info *pm8001_ha , void *piomb) t = ccb->task; pm8001_dev = ccb->device; } else { - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("No CCB !!!. returning\n")); + pm8001_dbg(pm8001_ha, FAIL, "No CCB !!!. returning\n"); } if (event) - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("SATA EVENT 0x%x\n", event)); + pm8001_dbg(pm8001_ha, FAIL, "SATA EVENT 0x%x\n", event); /* Check if this is NCQ error */ if (event == IO_XFER_ERROR_ABORTED_NCQ_MODE) { @@ -2752,61 +2664,54 @@ static void mpi_sata_event(struct pm8001_hba_info *pm8001_ha , void *piomb) t = ccb->task; pm8001_dev = ccb->device; if (event) - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("sata IO status 0x%x\n", event)); + pm8001_dbg(pm8001_ha, FAIL, "sata IO status 0x%x\n", event); if (unlikely(!t || !t->lldd_task || !t->dev)) return; ts = &t->task_status; - PM8001_DEVIO_DBG(pm8001_ha, pm8001_printk( - "port_id:0x%x, device_id:0x%x, tag:0x%x, event:0x%x\n", - port_id, dev_id, tag, event)); + pm8001_dbg(pm8001_ha, DEVIO, + "port_id:0x%x, device_id:0x%x, tag:0x%x, event:0x%x\n", + port_id, dev_id, tag, event); switch (event) { case IO_OVERFLOW: - PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_UNDERFLOW\n")); + pm8001_dbg(pm8001_ha, IO, "IO_UNDERFLOW\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_DATA_OVERRUN; ts->residual = 0; if (pm8001_dev) - pm8001_dev->running_req--; + atomic_dec(&pm8001_dev->running_req); break; case IO_XFER_ERROR_BREAK: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_BREAK\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_BREAK\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_INTERRUPTED; break; case IO_XFER_ERROR_PHY_NOT_READY: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_PHY_NOT_READY\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_PHY_NOT_READY\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; break; case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_OPEN_CNX_ERROR_PROTOCOL_NOT" - "_SUPPORTED\n")); + pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_EPROTO; break; case IO_OPEN_CNX_ERROR_ZONE_VIOLATION: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n")); + pm8001_dbg(pm8001_ha, IO, + "IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_UNKNOWN; break; case IO_OPEN_CNX_ERROR_BREAK: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_OPEN_CNX_ERROR_BREAK\n")); + pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_BREAK\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_RSVD_CONT0; break; case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n")); + pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n"); ts->resp = SAS_TASK_UNDELIVERED; ts->stat = SAS_DEV_NO_RESPONSE; if (!t->uldd_task) { @@ -2820,94 +2725,82 @@ static void mpi_sata_event(struct pm8001_hba_info *pm8001_ha , void *piomb) } break; case IO_OPEN_CNX_ERROR_BAD_DESTINATION: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_OPEN_CNX_ERROR_BAD_DESTINATION\n")); + pm8001_dbg(pm8001_ha, IO, + "IO_OPEN_CNX_ERROR_BAD_DESTINATION\n"); ts->resp = SAS_TASK_UNDELIVERED; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_BAD_DEST; break; case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_OPEN_CNX_ERROR_CONNECTION_RATE_" - "NOT_SUPPORTED\n")); + pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_CONN_RATE; break; case IO_OPEN_CNX_ERROR_WRONG_DESTINATION: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n")); + pm8001_dbg(pm8001_ha, IO, + "IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_WRONG_DEST; break; case IO_XFER_ERROR_NAK_RECEIVED: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_NAK_RECEIVED\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_NAK_RECEIVED\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_NAK_R_ERR; break; case IO_XFER_ERROR_PEER_ABORTED: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_PEER_ABORTED\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_PEER_ABORTED\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_NAK_R_ERR; break; case IO_XFER_ERROR_REJECTED_NCQ_MODE: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_REJECTED_NCQ_MODE\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_REJECTED_NCQ_MODE\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_DATA_UNDERRUN; break; case IO_XFER_OPEN_RETRY_TIMEOUT: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_OPEN_RETRY_TIMEOUT\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_OPEN_RETRY_TIMEOUT\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_TO; break; case IO_XFER_ERROR_UNEXPECTED_PHASE: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_UNEXPECTED_PHASE\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_UNEXPECTED_PHASE\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_TO; break; case IO_XFER_ERROR_XFER_RDY_OVERRUN: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_XFER_RDY_OVERRUN\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_XFER_RDY_OVERRUN\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_TO; break; case IO_XFER_ERROR_XFER_RDY_NOT_EXPECTED: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_XFER_RDY_NOT_EXPECTED\n")); + pm8001_dbg(pm8001_ha, IO, + "IO_XFER_ERROR_XFER_RDY_NOT_EXPECTED\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_TO; break; case IO_XFER_ERROR_OFFSET_MISMATCH: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_OFFSET_MISMATCH\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_OFFSET_MISMATCH\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_TO; break; case IO_XFER_ERROR_XFER_ZERO_DATA_LEN: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_XFER_ZERO_DATA_LEN\n")); + pm8001_dbg(pm8001_ha, IO, + "IO_XFER_ERROR_XFER_ZERO_DATA_LEN\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_TO; break; case IO_XFER_CMD_FRAME_ISSUED: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_CMD_FRAME_ISSUED\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_CMD_FRAME_ISSUED\n"); break; case IO_XFER_PIO_SETUP_ERROR: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_PIO_SETUP_ERROR\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_PIO_SETUP_ERROR\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_TO; break; default: - PM8001_DEVIO_DBG(pm8001_ha, - pm8001_printk("Unknown status 0x%x\n", event)); + pm8001_dbg(pm8001_ha, DEVIO, "Unknown status 0x%x\n", event); /* not allowed case. Therefore, return failed status */ ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_TO; @@ -2919,10 +2812,9 @@ static void mpi_sata_event(struct pm8001_hba_info *pm8001_ha , void *piomb) t->task_state_flags |= SAS_TASK_STATE_DONE; if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) { spin_unlock_irqrestore(&t->task_state_lock, flags); - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("task 0x%p done with io_status 0x%x" - " resp 0x%x stat 0x%x but aborted by upper layer!\n", - t, event, ts->resp, ts->stat)); + pm8001_dbg(pm8001_ha, FAIL, + "task 0x%p done with io_status 0x%x resp 0x%x stat 0x%x but aborted by upper layer!\n", + t, event, ts->resp, ts->stat); pm8001_ccb_task_free(pm8001_ha, t, ccb, tag); } else { spin_unlock_irqrestore(&t->task_state_lock, flags); @@ -2952,86 +2844,79 @@ mpi_smp_completion(struct pm8001_hba_info *pm8001_ha, void *piomb) ts = &t->task_status; pm8001_dev = ccb->device; if (status) { - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("smp IO status 0x%x\n", status)); - PM8001_IOERR_DBG(pm8001_ha, - pm8001_printk("status:0x%x, tag:0x%x, task:0x%p\n", - status, tag, t)); + pm8001_dbg(pm8001_ha, FAIL, "smp IO status 0x%x\n", status); + pm8001_dbg(pm8001_ha, IOERR, + "status:0x%x, tag:0x%x, task:0x%p\n", + status, tag, t); } if (unlikely(!t || !t->lldd_task || !t->dev)) return; switch (status) { case IO_SUCCESS: - PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_SUCCESS\n")); + pm8001_dbg(pm8001_ha, IO, "IO_SUCCESS\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAM_STAT_GOOD; if (pm8001_dev) - pm8001_dev->running_req--; + atomic_dec(&pm8001_dev->running_req); break; case IO_ABORTED: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_ABORTED IOMB\n")); + pm8001_dbg(pm8001_ha, IO, "IO_ABORTED IOMB\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_ABORTED_TASK; if (pm8001_dev) - pm8001_dev->running_req--; + atomic_dec(&pm8001_dev->running_req); break; case IO_OVERFLOW: - PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_UNDERFLOW\n")); + pm8001_dbg(pm8001_ha, IO, "IO_UNDERFLOW\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_DATA_OVERRUN; ts->residual = 0; if (pm8001_dev) - pm8001_dev->running_req--; + atomic_dec(&pm8001_dev->running_req); break; case IO_NO_DEVICE: - PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_NO_DEVICE\n")); + pm8001_dbg(pm8001_ha, IO, "IO_NO_DEVICE\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_PHY_DOWN; break; case IO_ERROR_HW_TIMEOUT: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_ERROR_HW_TIMEOUT\n")); + pm8001_dbg(pm8001_ha, IO, "IO_ERROR_HW_TIMEOUT\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAM_STAT_BUSY; break; case IO_XFER_ERROR_BREAK: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_BREAK\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_BREAK\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAM_STAT_BUSY; break; case IO_XFER_ERROR_PHY_NOT_READY: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_PHY_NOT_READY\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_PHY_NOT_READY\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAM_STAT_BUSY; break; case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED\n")); + pm8001_dbg(pm8001_ha, IO, + "IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_UNKNOWN; break; case IO_OPEN_CNX_ERROR_ZONE_VIOLATION: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n")); + pm8001_dbg(pm8001_ha, IO, + "IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_UNKNOWN; break; case IO_OPEN_CNX_ERROR_BREAK: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_OPEN_CNX_ERROR_BREAK\n")); + pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_BREAK\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_RSVD_CONT0; break; case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n")); + pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_UNKNOWN; @@ -3040,76 +2925,67 @@ mpi_smp_completion(struct pm8001_hba_info *pm8001_ha, void *piomb) IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS); break; case IO_OPEN_CNX_ERROR_BAD_DESTINATION: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_OPEN_CNX_ERROR_BAD_DESTINATION\n")); + pm8001_dbg(pm8001_ha, IO, + "IO_OPEN_CNX_ERROR_BAD_DESTINATION\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_BAD_DEST; break; case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_OPEN_CNX_ERROR_CONNECTION_RATE_" - "NOT_SUPPORTED\n")); + pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_CONN_RATE; break; case IO_OPEN_CNX_ERROR_WRONG_DESTINATION: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n")); + pm8001_dbg(pm8001_ha, IO, + "IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_WRONG_DEST; break; case IO_XFER_ERROR_RX_FRAME: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_RX_FRAME\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_RX_FRAME\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_DEV_NO_RESPONSE; break; case IO_XFER_OPEN_RETRY_TIMEOUT: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_OPEN_RETRY_TIMEOUT\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_OPEN_RETRY_TIMEOUT\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; break; case IO_ERROR_INTERNAL_SMP_RESOURCE: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_ERROR_INTERNAL_SMP_RESOURCE\n")); + pm8001_dbg(pm8001_ha, IO, "IO_ERROR_INTERNAL_SMP_RESOURCE\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_QUEUE_FULL; break; case IO_PORT_IN_RESET: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_PORT_IN_RESET\n")); + pm8001_dbg(pm8001_ha, IO, "IO_PORT_IN_RESET\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; break; case IO_DS_NON_OPERATIONAL: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_DS_NON_OPERATIONAL\n")); + pm8001_dbg(pm8001_ha, IO, "IO_DS_NON_OPERATIONAL\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_DEV_NO_RESPONSE; break; case IO_DS_IN_RECOVERY: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_DS_IN_RECOVERY\n")); + pm8001_dbg(pm8001_ha, IO, "IO_DS_IN_RECOVERY\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; break; case IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY\n")); + pm8001_dbg(pm8001_ha, IO, + "IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; break; default: - PM8001_DEVIO_DBG(pm8001_ha, - pm8001_printk("Unknown status 0x%x\n", status)); + pm8001_dbg(pm8001_ha, DEVIO, "Unknown status 0x%x\n", status); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_DEV_NO_RESPONSE; /* not allowed case. Therefore, return failed status */ @@ -3121,10 +2997,8 @@ mpi_smp_completion(struct pm8001_hba_info *pm8001_ha, void *piomb) t->task_state_flags |= SAS_TASK_STATE_DONE; if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) { spin_unlock_irqrestore(&t->task_state_lock, flags); - PM8001_FAIL_DBG(pm8001_ha, pm8001_printk("task 0x%p done with" - " io_status 0x%x resp 0x%x " - "stat 0x%x but aborted by upper layer!\n", - t, status, ts->resp, ts->stat)); + pm8001_dbg(pm8001_ha, FAIL, "task 0x%p done with io_status 0x%x resp 0x%x stat 0x%x but aborted by upper layer!\n", + t, status, ts->resp, ts->stat); pm8001_ccb_task_free(pm8001_ha, t, ccb, tag); } else { spin_unlock_irqrestore(&t->task_state_lock, flags); @@ -3146,9 +3020,8 @@ void pm8001_mpi_set_dev_state_resp(struct pm8001_hba_info *pm8001_ha, u32 device_id = le32_to_cpu(pPayload->device_id); u8 pds = le32_to_cpu(pPayload->pds_nds) & PDS_BITS; u8 nds = le32_to_cpu(pPayload->pds_nds) & NDS_BITS; - PM8001_MSG_DBG(pm8001_ha, pm8001_printk("Set device id = 0x%x state " - "from 0x%x to 0x%x status = 0x%x!\n", - device_id, pds, nds, status)); + pm8001_dbg(pm8001_ha, MSG, "Set device id = 0x%x state from 0x%x to 0x%x status = 0x%x!\n", + device_id, pds, nds, status); complete(pm8001_dev->setds_completion); ccb->task = NULL; ccb->ccb_tag = 0xFFFFFFFF; @@ -3163,10 +3036,9 @@ void pm8001_mpi_set_nvmd_resp(struct pm8001_hba_info *pm8001_ha, void *piomb) struct pm8001_ccb_info *ccb = &pm8001_ha->ccb_info[tag]; u32 dlen_status = le32_to_cpu(pPayload->dlen_status); complete(pm8001_ha->nvmd_completion); - PM8001_MSG_DBG(pm8001_ha, pm8001_printk("Set nvm data complete!\n")); + pm8001_dbg(pm8001_ha, MSG, "Set nvm data complete!\n"); if ((dlen_status & NVMD_STAT) != 0) { - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("Set nvm data error!\n")); + pm8001_dbg(pm8001_ha, FAIL, "Set nvm data error!\n"); return; } ccb->task = NULL; @@ -3188,26 +3060,22 @@ pm8001_mpi_get_nvmd_resp(struct pm8001_hba_info *pm8001_ha, void *piomb) void *virt_addr = pm8001_ha->memoryMap.region[NVMD].virt_ptr; fw_control_context = ccb->fw_control_context; - PM8001_MSG_DBG(pm8001_ha, pm8001_printk("Get nvm data complete!\n")); + pm8001_dbg(pm8001_ha, MSG, "Get nvm data complete!\n"); if ((dlen_status & NVMD_STAT) != 0) { - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("Get nvm data error!\n")); + pm8001_dbg(pm8001_ha, FAIL, "Get nvm data error!\n"); complete(pm8001_ha->nvmd_completion); return; } if (ir_tds_bn_dps_das_nvm & IPMode) { /* indirect mode - IR bit set */ - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("Get NVMD success, IR=1\n")); + pm8001_dbg(pm8001_ha, MSG, "Get NVMD success, IR=1\n"); if ((ir_tds_bn_dps_das_nvm & NVMD_TYPE) == TWI_DEVICE) { if (ir_tds_bn_dps_das_nvm == 0x80a80200) { memcpy(pm8001_ha->sas_addr, ((u8 *)virt_addr + 4), SAS_ADDR_SIZE); - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("Get SAS address" - " from VPD successfully!\n")); + pm8001_dbg(pm8001_ha, MSG, "Get SAS address from VPD successfully!\n"); } } else if (((ir_tds_bn_dps_das_nvm & NVMD_TYPE) == C_SEEPROM) || ((ir_tds_bn_dps_das_nvm & NVMD_TYPE) == VPD_FLASH) || @@ -3218,14 +3086,14 @@ pm8001_mpi_get_nvmd_resp(struct pm8001_hba_info *pm8001_ha, void *piomb) ; } else { /* Should not be happened*/ - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("(IR=1)Wrong Device type 0x%x\n", - ir_tds_bn_dps_das_nvm)); + pm8001_dbg(pm8001_ha, MSG, + "(IR=1)Wrong Device type 0x%x\n", + ir_tds_bn_dps_das_nvm); } } else /* direct mode */{ - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("Get NVMD success, IR=0, dataLen=%d\n", - (dlen_status & NVMD_LEN) >> 24)); + pm8001_dbg(pm8001_ha, MSG, + "Get NVMD success, IR=0, dataLen=%d\n", + (dlen_status & NVMD_LEN) >> 24); } /* Though fw_control_context is freed below, usrAddr still needs * to be updated as this holds the response to the request function @@ -3234,10 +3102,15 @@ pm8001_mpi_get_nvmd_resp(struct pm8001_hba_info *pm8001_ha, void *piomb) pm8001_ha->memoryMap.region[NVMD].virt_ptr, fw_control_context->len); kfree(ccb->fw_control_context); + /* To avoid race condition, complete should be + * called after the message is copied to + * fw_control_context->usrAddr + */ + complete(pm8001_ha->nvmd_completion); + pm8001_dbg(pm8001_ha, MSG, "Set nvm data complete!\n"); ccb->task = NULL; ccb->ccb_tag = 0xFFFFFFFF; pm8001_tag_free(pm8001_ha, tag); - complete(pm8001_ha->nvmd_completion); } int pm8001_mpi_local_phy_ctl(struct pm8001_hba_info *pm8001_ha, void *piomb) @@ -3250,13 +3123,13 @@ int pm8001_mpi_local_phy_ctl(struct pm8001_hba_info *pm8001_ha, void *piomb) u32 phy_op = le32_to_cpu(pPayload->phyop_phyid) & OP_BITS; tag = le32_to_cpu(pPayload->tag); if (status != 0) { - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("%x phy execute %x phy op failed!\n", - phy_id, phy_op)); + pm8001_dbg(pm8001_ha, MSG, + "%x phy execute %x phy op failed!\n", + phy_id, phy_op); } else { - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("%x phy execute %x phy op success!\n", - phy_id, phy_op)); + pm8001_dbg(pm8001_ha, MSG, + "%x phy execute %x phy op success!\n", + phy_id, phy_op); pm8001_ha->phy[phy_id].reset_success = true; } if (pm8001_ha->phy[phy_id].enable_completion) { @@ -3303,10 +3176,10 @@ void pm8001_bytes_dmaed(struct pm8001_hba_info *pm8001_ha, int i) } else if (phy->phy_type & PORT_TYPE_SATA) { /*Nothing*/ } - PM8001_MSG_DBG(pm8001_ha, pm8001_printk("phy %d byte dmaded.\n", i)); + pm8001_dbg(pm8001_ha, MSG, "phy %d byte dmaded.\n", i); sas_phy->frame_rcvd_size = phy->frame_rcvd_size; - pm8001_ha->sas->notify_port_event(sas_phy, PORTE_BYTES_DMAED); + sas_notify_port_event(sas_phy, PORTE_BYTES_DMAED); } /* Get the link rate speed */ @@ -3420,43 +3293,39 @@ hw_event_sas_phy_up(struct pm8001_hba_info *pm8001_ha, void *piomb) u32 npip_portstate = le32_to_cpu(pPayload->npip_portstate); u8 portstate = (u8)(npip_portstate & 0x0000000F); struct pm8001_port *port = &pm8001_ha->port[port_id]; - struct sas_ha_struct *sas_ha = pm8001_ha->sas; struct pm8001_phy *phy = &pm8001_ha->phy[phy_id]; unsigned long flags; u8 deviceType = pPayload->sas_identify.dev_type; port->port_state = portstate; phy->phy_state = PHY_STATE_LINK_UP_SPC; - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("HW_EVENT_SAS_PHY_UP port id = %d, phy id = %d\n", - port_id, phy_id)); + pm8001_dbg(pm8001_ha, MSG, + "HW_EVENT_SAS_PHY_UP port id = %d, phy id = %d\n", + port_id, phy_id); switch (deviceType) { case SAS_PHY_UNUSED: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("device type no device.\n")); + pm8001_dbg(pm8001_ha, MSG, "device type no device.\n"); break; case SAS_END_DEVICE: - PM8001_MSG_DBG(pm8001_ha, pm8001_printk("end device.\n")); + pm8001_dbg(pm8001_ha, MSG, "end device.\n"); pm8001_chip_phy_ctl_req(pm8001_ha, phy_id, PHY_NOTIFY_ENABLE_SPINUP); port->port_attached = 1; pm8001_get_lrate_mode(phy, link_rate); break; case SAS_EDGE_EXPANDER_DEVICE: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("expander device.\n")); + pm8001_dbg(pm8001_ha, MSG, "expander device.\n"); port->port_attached = 1; pm8001_get_lrate_mode(phy, link_rate); break; case SAS_FANOUT_EXPANDER_DEVICE: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("fanout expander device.\n")); + pm8001_dbg(pm8001_ha, MSG, "fanout expander device.\n"); port->port_attached = 1; pm8001_get_lrate_mode(phy, link_rate); break; default: - PM8001_DEVIO_DBG(pm8001_ha, - pm8001_printk("unknown device type(%x)\n", deviceType)); + pm8001_dbg(pm8001_ha, DEVIO, "unknown device type(%x)\n", + deviceType); break; } phy->phy_type |= PORT_TYPE_SAS; @@ -3467,7 +3336,7 @@ hw_event_sas_phy_up(struct pm8001_hba_info *pm8001_ha, void *piomb) else if (phy->identify.device_type != SAS_PHY_UNUSED) phy->identify.target_port_protocols = SAS_PROTOCOL_SMP; phy->sas_phy.oob_mode = SAS_OOB_MODE; - sas_ha->notify_phy_event(&phy->sas_phy, PHYE_OOB_DONE); + sas_notify_phy_event(&phy->sas_phy, PHYE_OOB_DONE); spin_lock_irqsave(&phy->sas_phy.frame_rcvd_lock, flags); memcpy(phy->frame_rcvd, &pPayload->sas_identify, sizeof(struct sas_identify_frame)-4); @@ -3499,12 +3368,10 @@ hw_event_sata_phy_up(struct pm8001_hba_info *pm8001_ha, void *piomb) u32 npip_portstate = le32_to_cpu(pPayload->npip_portstate); u8 portstate = (u8)(npip_portstate & 0x0000000F); struct pm8001_port *port = &pm8001_ha->port[port_id]; - struct sas_ha_struct *sas_ha = pm8001_ha->sas; struct pm8001_phy *phy = &pm8001_ha->phy[phy_id]; unsigned long flags; - PM8001_DEVIO_DBG(pm8001_ha, - pm8001_printk("HW_EVENT_SATA_PHY_UP port id = %d," - " phy id = %d\n", port_id, phy_id)); + pm8001_dbg(pm8001_ha, DEVIO, "HW_EVENT_SATA_PHY_UP port id = %d, phy id = %d\n", + port_id, phy_id); port->port_state = portstate; phy->phy_state = PHY_STATE_LINK_UP_SPC; port->port_attached = 1; @@ -3512,7 +3379,7 @@ hw_event_sata_phy_up(struct pm8001_hba_info *pm8001_ha, void *piomb) phy->phy_type |= PORT_TYPE_SATA; phy->phy_attached = 1; phy->sas_phy.oob_mode = SATA_OOB_MODE; - sas_ha->notify_phy_event(&phy->sas_phy, PHYE_OOB_DONE); + sas_notify_phy_event(&phy->sas_phy, PHYE_OOB_DONE); spin_lock_irqsave(&phy->sas_phy.frame_rcvd_lock, flags); memcpy(phy->frame_rcvd, ((u8 *)&pPayload->sata_fis - 4), sizeof(struct dev_to_host_fis)); @@ -3552,37 +3419,35 @@ hw_event_phy_down(struct pm8001_hba_info *pm8001_ha, void *piomb) case PORT_VALID: break; case PORT_INVALID: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk(" PortInvalid portID %d\n", port_id)); - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk(" Last phy Down and port invalid\n")); + pm8001_dbg(pm8001_ha, MSG, " PortInvalid portID %d\n", + port_id); + pm8001_dbg(pm8001_ha, MSG, + " Last phy Down and port invalid\n"); port->port_attached = 0; pm8001_hw_event_ack_req(pm8001_ha, 0, HW_EVENT_PHY_DOWN, port_id, phy_id, 0, 0); break; case PORT_IN_RESET: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk(" Port In Reset portID %d\n", port_id)); + pm8001_dbg(pm8001_ha, MSG, " Port In Reset portID %d\n", + port_id); break; case PORT_NOT_ESTABLISHED: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk(" phy Down and PORT_NOT_ESTABLISHED\n")); + pm8001_dbg(pm8001_ha, MSG, + " phy Down and PORT_NOT_ESTABLISHED\n"); port->port_attached = 0; break; case PORT_LOSTCOMM: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk(" phy Down and PORT_LOSTCOMM\n")); - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk(" Last phy Down and port invalid\n")); + pm8001_dbg(pm8001_ha, MSG, " phy Down and PORT_LOSTCOMM\n"); + pm8001_dbg(pm8001_ha, MSG, + " Last phy Down and port invalid\n"); port->port_attached = 0; pm8001_hw_event_ack_req(pm8001_ha, 0, HW_EVENT_PHY_DOWN, port_id, phy_id, 0, 0); break; default: port->port_attached = 0; - PM8001_DEVIO_DBG(pm8001_ha, - pm8001_printk(" phy Down and(default) = %x\n", - portstate)); + pm8001_dbg(pm8001_ha, DEVIO, " phy Down and(default) = %x\n", + portstate); break; } @@ -3613,44 +3478,42 @@ int pm8001_mpi_reg_resp(struct pm8001_hba_info *pm8001_ha, void *piomb) pm8001_dev = ccb->device; status = le32_to_cpu(registerRespPayload->status); device_id = le32_to_cpu(registerRespPayload->device_id); - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk(" register device is status = %d\n", status)); + pm8001_dbg(pm8001_ha, MSG, " register device is status = %d\n", + status); switch (status) { case DEVREG_SUCCESS: - PM8001_MSG_DBG(pm8001_ha, pm8001_printk("DEVREG_SUCCESS\n")); + pm8001_dbg(pm8001_ha, MSG, "DEVREG_SUCCESS\n"); pm8001_dev->device_id = device_id; break; case DEVREG_FAILURE_OUT_OF_RESOURCE: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("DEVREG_FAILURE_OUT_OF_RESOURCE\n")); + pm8001_dbg(pm8001_ha, MSG, "DEVREG_FAILURE_OUT_OF_RESOURCE\n"); break; case DEVREG_FAILURE_DEVICE_ALREADY_REGISTERED: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("DEVREG_FAILURE_DEVICE_ALREADY_REGISTERED\n")); + pm8001_dbg(pm8001_ha, MSG, + "DEVREG_FAILURE_DEVICE_ALREADY_REGISTERED\n"); break; case DEVREG_FAILURE_INVALID_PHY_ID: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("DEVREG_FAILURE_INVALID_PHY_ID\n")); + pm8001_dbg(pm8001_ha, MSG, "DEVREG_FAILURE_INVALID_PHY_ID\n"); break; case DEVREG_FAILURE_PHY_ID_ALREADY_REGISTERED: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("DEVREG_FAILURE_PHY_ID_ALREADY_REGISTERED\n")); + pm8001_dbg(pm8001_ha, MSG, + "DEVREG_FAILURE_PHY_ID_ALREADY_REGISTERED\n"); break; case DEVREG_FAILURE_PORT_ID_OUT_OF_RANGE: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("DEVREG_FAILURE_PORT_ID_OUT_OF_RANGE\n")); + pm8001_dbg(pm8001_ha, MSG, + "DEVREG_FAILURE_PORT_ID_OUT_OF_RANGE\n"); break; case DEVREG_FAILURE_PORT_NOT_VALID_STATE: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("DEVREG_FAILURE_PORT_NOT_VALID_STATE\n")); + pm8001_dbg(pm8001_ha, MSG, + "DEVREG_FAILURE_PORT_NOT_VALID_STATE\n"); break; case DEVREG_FAILURE_DEVICE_TYPE_NOT_VALID: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("DEVREG_FAILURE_DEVICE_TYPE_NOT_VALID\n")); + pm8001_dbg(pm8001_ha, MSG, + "DEVREG_FAILURE_DEVICE_TYPE_NOT_VALID\n"); break; default: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("DEVREG_FAILURE_DEVICE_TYPE_NOT_SUPPORTED\n")); + pm8001_dbg(pm8001_ha, MSG, + "DEVREG_FAILURE_DEVICE_TYPE_NOT_SUPPORTED\n"); break; } complete(pm8001_dev->dcompletion); @@ -3670,9 +3533,9 @@ int pm8001_mpi_dereg_resp(struct pm8001_hba_info *pm8001_ha, void *piomb) status = le32_to_cpu(registerRespPayload->status); device_id = le32_to_cpu(registerRespPayload->device_id); if (status != 0) - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk(" deregister device failed ,status = %x" - ", device_id = %x\n", status, device_id)); + pm8001_dbg(pm8001_ha, MSG, + " deregister device failed ,status = %x, device_id = %x\n", + status, device_id); return 0; } @@ -3692,44 +3555,37 @@ int pm8001_mpi_fw_flash_update_resp(struct pm8001_hba_info *pm8001_ha, status = le32_to_cpu(ppayload->status); switch (status) { case FLASH_UPDATE_COMPLETE_PENDING_REBOOT: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk(": FLASH_UPDATE_COMPLETE_PENDING_REBOOT\n")); + pm8001_dbg(pm8001_ha, MSG, + ": FLASH_UPDATE_COMPLETE_PENDING_REBOOT\n"); break; case FLASH_UPDATE_IN_PROGRESS: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk(": FLASH_UPDATE_IN_PROGRESS\n")); + pm8001_dbg(pm8001_ha, MSG, ": FLASH_UPDATE_IN_PROGRESS\n"); break; case FLASH_UPDATE_HDR_ERR: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk(": FLASH_UPDATE_HDR_ERR\n")); + pm8001_dbg(pm8001_ha, MSG, ": FLASH_UPDATE_HDR_ERR\n"); break; case FLASH_UPDATE_OFFSET_ERR: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk(": FLASH_UPDATE_OFFSET_ERR\n")); + pm8001_dbg(pm8001_ha, MSG, ": FLASH_UPDATE_OFFSET_ERR\n"); break; case FLASH_UPDATE_CRC_ERR: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk(": FLASH_UPDATE_CRC_ERR\n")); + pm8001_dbg(pm8001_ha, MSG, ": FLASH_UPDATE_CRC_ERR\n"); break; case FLASH_UPDATE_LENGTH_ERR: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk(": FLASH_UPDATE_LENGTH_ERR\n")); + pm8001_dbg(pm8001_ha, MSG, ": FLASH_UPDATE_LENGTH_ERR\n"); break; case FLASH_UPDATE_HW_ERR: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk(": FLASH_UPDATE_HW_ERR\n")); + pm8001_dbg(pm8001_ha, MSG, ": FLASH_UPDATE_HW_ERR\n"); break; case FLASH_UPDATE_DNLD_NOT_SUPPORTED: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk(": FLASH_UPDATE_DNLD_NOT_SUPPORTED\n")); + pm8001_dbg(pm8001_ha, MSG, + ": FLASH_UPDATE_DNLD_NOT_SUPPORTED\n"); break; case FLASH_UPDATE_DISABLED: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk(": FLASH_UPDATE_DISABLED\n")); + pm8001_dbg(pm8001_ha, MSG, ": FLASH_UPDATE_DISABLED\n"); break; default: - PM8001_DEVIO_DBG(pm8001_ha, - pm8001_printk("No matched status = %d\n", status)); + pm8001_dbg(pm8001_ha, DEVIO, "No matched status = %d\n", + status); break; } kfree(ccb->fw_control_context); @@ -3747,12 +3603,11 @@ int pm8001_mpi_general_event(struct pm8001_hba_info *pm8001_ha , void *piomb) struct general_event_resp *pPayload = (struct general_event_resp *)(piomb + 4); status = le32_to_cpu(pPayload->status); - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk(" status = 0x%x\n", status)); + pm8001_dbg(pm8001_ha, MSG, " status = 0x%x\n", status); for (i = 0; i < GENERAL_EVENT_PAYLOAD; i++) - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("inb_IOMB_payload[0x%x] 0x%x,\n", i, - pPayload->inb_IOMB_payload[i])); + pm8001_dbg(pm8001_ha, MSG, "inb_IOMB_payload[0x%x] 0x%x,\n", + i, + pPayload->inb_IOMB_payload[i]); return 0; } @@ -3772,8 +3627,7 @@ int pm8001_mpi_task_abort_resp(struct pm8001_hba_info *pm8001_ha, void *piomb) status = le32_to_cpu(pPayload->status); tag = le32_to_cpu(pPayload->tag); if (!tag) { - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk(" TAG NULL. RETURNING !!!")); + pm8001_dbg(pm8001_ha, FAIL, " TAG NULL. RETURNING !!!\n"); return -1; } @@ -3783,23 +3637,21 @@ int pm8001_mpi_task_abort_resp(struct pm8001_hba_info *pm8001_ha, void *piomb) pm8001_dev = ccb->device; /* retrieve device */ if (!t) { - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk(" TASK NULL. RETURNING !!!")); + pm8001_dbg(pm8001_ha, FAIL, " TASK NULL. RETURNING !!!\n"); return -1; } ts = &t->task_status; if (status != 0) - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("task abort failed status 0x%x ," - "tag = 0x%x, scp= 0x%x\n", status, tag, scp)); + pm8001_dbg(pm8001_ha, FAIL, "task abort failed status 0x%x ,tag = 0x%x, scp= 0x%x\n", + status, tag, scp); switch (status) { case IO_SUCCESS: - PM8001_EH_DBG(pm8001_ha, pm8001_printk("IO_SUCCESS\n")); + pm8001_dbg(pm8001_ha, EH, "IO_SUCCESS\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAM_STAT_GOOD; break; case IO_NOT_VALID: - PM8001_EH_DBG(pm8001_ha, pm8001_printk("IO_NOT_VALID\n")); + pm8001_dbg(pm8001_ha, EH, "IO_NOT_VALID\n"); ts->resp = TMF_RESP_FUNC_FAILED; break; } @@ -3844,14 +3696,13 @@ static int mpi_hw_event(struct pm8001_hba_info *pm8001_ha, void* piomb) struct sas_ha_struct *sas_ha = pm8001_ha->sas; struct pm8001_phy *phy = &pm8001_ha->phy[phy_id]; struct asd_sas_phy *sas_phy = sas_ha->sas_phy[phy_id]; - PM8001_DEVIO_DBG(pm8001_ha, pm8001_printk( - "SPC HW event for portid:%d, phyid:%d, event:%x, status:%x\n", - port_id, phy_id, eventType, status)); + pm8001_dbg(pm8001_ha, DEVIO, + "SPC HW event for portid:%d, phyid:%d, event:%x, status:%x\n", + port_id, phy_id, eventType, status); switch (eventType) { case HW_EVENT_PHY_START_STATUS: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("HW_EVENT_PHY_START_STATUS" - " status = %x\n", status)); + pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_PHY_START_STATUS status = %x\n", + status); if (status == 0) { phy->phy_state = 1; if (pm8001_ha->flags == PM8001F_RUN_TIME && @@ -3860,178 +3711,160 @@ static int mpi_hw_event(struct pm8001_hba_info *pm8001_ha, void* piomb) } break; case HW_EVENT_SAS_PHY_UP: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("HW_EVENT_PHY_START_STATUS\n")); + pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_PHY_START_STATUS\n"); hw_event_sas_phy_up(pm8001_ha, piomb); break; case HW_EVENT_SATA_PHY_UP: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("HW_EVENT_SATA_PHY_UP\n")); + pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_SATA_PHY_UP\n"); hw_event_sata_phy_up(pm8001_ha, piomb); break; case HW_EVENT_PHY_STOP_STATUS: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("HW_EVENT_PHY_STOP_STATUS " - "status = %x\n", status)); + pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_PHY_STOP_STATUS status = %x\n", + status); if (status == 0) phy->phy_state = 0; break; case HW_EVENT_SATA_SPINUP_HOLD: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("HW_EVENT_SATA_SPINUP_HOLD\n")); - sas_ha->notify_phy_event(&phy->sas_phy, PHYE_SPINUP_HOLD); + pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_SATA_SPINUP_HOLD\n"); + sas_notify_phy_event(&phy->sas_phy, PHYE_SPINUP_HOLD); break; case HW_EVENT_PHY_DOWN: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("HW_EVENT_PHY_DOWN\n")); - sas_ha->notify_phy_event(&phy->sas_phy, PHYE_LOSS_OF_SIGNAL); + pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_PHY_DOWN\n"); + sas_notify_phy_event(&phy->sas_phy, PHYE_LOSS_OF_SIGNAL); phy->phy_attached = 0; phy->phy_state = 0; hw_event_phy_down(pm8001_ha, piomb); break; case HW_EVENT_PORT_INVALID: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("HW_EVENT_PORT_INVALID\n")); + pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_PORT_INVALID\n"); sas_phy_disconnected(sas_phy); phy->phy_attached = 0; - sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR); + sas_notify_port_event(sas_phy, PORTE_LINK_RESET_ERR); break; /* the broadcast change primitive received, tell the LIBSAS this event to revalidate the sas domain*/ case HW_EVENT_BROADCAST_CHANGE: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("HW_EVENT_BROADCAST_CHANGE\n")); + pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_BROADCAST_CHANGE\n"); pm8001_hw_event_ack_req(pm8001_ha, 0, HW_EVENT_BROADCAST_CHANGE, port_id, phy_id, 1, 0); spin_lock_irqsave(&sas_phy->sas_prim_lock, flags); sas_phy->sas_prim = HW_EVENT_BROADCAST_CHANGE; spin_unlock_irqrestore(&sas_phy->sas_prim_lock, flags); - sas_ha->notify_port_event(sas_phy, PORTE_BROADCAST_RCVD); + sas_notify_port_event(sas_phy, PORTE_BROADCAST_RCVD); break; case HW_EVENT_PHY_ERROR: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("HW_EVENT_PHY_ERROR\n")); + pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_PHY_ERROR\n"); sas_phy_disconnected(&phy->sas_phy); phy->phy_attached = 0; - sas_ha->notify_phy_event(&phy->sas_phy, PHYE_OOB_ERROR); + sas_notify_phy_event(&phy->sas_phy, PHYE_OOB_ERROR); break; case HW_EVENT_BROADCAST_EXP: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("HW_EVENT_BROADCAST_EXP\n")); + pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_BROADCAST_EXP\n"); spin_lock_irqsave(&sas_phy->sas_prim_lock, flags); sas_phy->sas_prim = HW_EVENT_BROADCAST_EXP; spin_unlock_irqrestore(&sas_phy->sas_prim_lock, flags); - sas_ha->notify_port_event(sas_phy, PORTE_BROADCAST_RCVD); + sas_notify_port_event(sas_phy, PORTE_BROADCAST_RCVD); break; case HW_EVENT_LINK_ERR_INVALID_DWORD: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("HW_EVENT_LINK_ERR_INVALID_DWORD\n")); + pm8001_dbg(pm8001_ha, MSG, + "HW_EVENT_LINK_ERR_INVALID_DWORD\n"); pm8001_hw_event_ack_req(pm8001_ha, 0, HW_EVENT_LINK_ERR_INVALID_DWORD, port_id, phy_id, 0, 0); sas_phy_disconnected(sas_phy); phy->phy_attached = 0; - sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR); + sas_notify_port_event(sas_phy, PORTE_LINK_RESET_ERR); break; case HW_EVENT_LINK_ERR_DISPARITY_ERROR: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("HW_EVENT_LINK_ERR_DISPARITY_ERROR\n")); + pm8001_dbg(pm8001_ha, MSG, + "HW_EVENT_LINK_ERR_DISPARITY_ERROR\n"); pm8001_hw_event_ack_req(pm8001_ha, 0, HW_EVENT_LINK_ERR_DISPARITY_ERROR, port_id, phy_id, 0, 0); sas_phy_disconnected(sas_phy); phy->phy_attached = 0; - sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR); + sas_notify_port_event(sas_phy, PORTE_LINK_RESET_ERR); break; case HW_EVENT_LINK_ERR_CODE_VIOLATION: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("HW_EVENT_LINK_ERR_CODE_VIOLATION\n")); + pm8001_dbg(pm8001_ha, MSG, + "HW_EVENT_LINK_ERR_CODE_VIOLATION\n"); pm8001_hw_event_ack_req(pm8001_ha, 0, HW_EVENT_LINK_ERR_CODE_VIOLATION, port_id, phy_id, 0, 0); sas_phy_disconnected(sas_phy); phy->phy_attached = 0; - sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR); + sas_notify_port_event(sas_phy, PORTE_LINK_RESET_ERR); break; case HW_EVENT_LINK_ERR_LOSS_OF_DWORD_SYNCH: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("HW_EVENT_LINK_ERR_LOSS_OF_DWORD_SYNCH\n")); + pm8001_dbg(pm8001_ha, MSG, + "HW_EVENT_LINK_ERR_LOSS_OF_DWORD_SYNCH\n"); pm8001_hw_event_ack_req(pm8001_ha, 0, HW_EVENT_LINK_ERR_LOSS_OF_DWORD_SYNCH, port_id, phy_id, 0, 0); sas_phy_disconnected(sas_phy); phy->phy_attached = 0; - sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR); + sas_notify_port_event(sas_phy, PORTE_LINK_RESET_ERR); break; case HW_EVENT_MALFUNCTION: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("HW_EVENT_MALFUNCTION\n")); + pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_MALFUNCTION\n"); break; case HW_EVENT_BROADCAST_SES: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("HW_EVENT_BROADCAST_SES\n")); + pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_BROADCAST_SES\n"); spin_lock_irqsave(&sas_phy->sas_prim_lock, flags); sas_phy->sas_prim = HW_EVENT_BROADCAST_SES; spin_unlock_irqrestore(&sas_phy->sas_prim_lock, flags); - sas_ha->notify_port_event(sas_phy, PORTE_BROADCAST_RCVD); + sas_notify_port_event(sas_phy, PORTE_BROADCAST_RCVD); break; case HW_EVENT_INBOUND_CRC_ERROR: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("HW_EVENT_INBOUND_CRC_ERROR\n")); + pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_INBOUND_CRC_ERROR\n"); pm8001_hw_event_ack_req(pm8001_ha, 0, HW_EVENT_INBOUND_CRC_ERROR, port_id, phy_id, 0, 0); break; case HW_EVENT_HARD_RESET_RECEIVED: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("HW_EVENT_HARD_RESET_RECEIVED\n")); - sas_ha->notify_port_event(sas_phy, PORTE_HARD_RESET); + pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_HARD_RESET_RECEIVED\n"); + sas_notify_port_event(sas_phy, PORTE_HARD_RESET); break; case HW_EVENT_ID_FRAME_TIMEOUT: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("HW_EVENT_ID_FRAME_TIMEOUT\n")); + pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_ID_FRAME_TIMEOUT\n"); sas_phy_disconnected(sas_phy); phy->phy_attached = 0; - sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR); + sas_notify_port_event(sas_phy, PORTE_LINK_RESET_ERR); break; case HW_EVENT_LINK_ERR_PHY_RESET_FAILED: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("HW_EVENT_LINK_ERR_PHY_RESET_FAILED\n")); + pm8001_dbg(pm8001_ha, MSG, + "HW_EVENT_LINK_ERR_PHY_RESET_FAILED\n"); pm8001_hw_event_ack_req(pm8001_ha, 0, HW_EVENT_LINK_ERR_PHY_RESET_FAILED, port_id, phy_id, 0, 0); sas_phy_disconnected(sas_phy); phy->phy_attached = 0; - sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR); + sas_notify_port_event(sas_phy, PORTE_LINK_RESET_ERR); break; case HW_EVENT_PORT_RESET_TIMER_TMO: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("HW_EVENT_PORT_RESET_TIMER_TMO\n")); + pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_PORT_RESET_TIMER_TMO\n"); sas_phy_disconnected(sas_phy); phy->phy_attached = 0; - sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR); + sas_notify_port_event(sas_phy, PORTE_LINK_RESET_ERR); break; case HW_EVENT_PORT_RECOVERY_TIMER_TMO: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("HW_EVENT_PORT_RECOVERY_TIMER_TMO\n")); + pm8001_dbg(pm8001_ha, MSG, + "HW_EVENT_PORT_RECOVERY_TIMER_TMO\n"); sas_phy_disconnected(sas_phy); phy->phy_attached = 0; - sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR); + sas_notify_port_event(sas_phy, PORTE_LINK_RESET_ERR); break; case HW_EVENT_PORT_RECOVER: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("HW_EVENT_PORT_RECOVER\n")); + pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_PORT_RECOVER\n"); break; case HW_EVENT_PORT_RESET_COMPLETE: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("HW_EVENT_PORT_RESET_COMPLETE\n")); + pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_PORT_RESET_COMPLETE\n"); break; case EVENT_BROADCAST_ASYNCH_EVENT: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("EVENT_BROADCAST_ASYNCH_EVENT\n")); + pm8001_dbg(pm8001_ha, MSG, "EVENT_BROADCAST_ASYNCH_EVENT\n"); break; default: - PM8001_DEVIO_DBG(pm8001_ha, - pm8001_printk("Unknown event type = %x\n", eventType)); + pm8001_dbg(pm8001_ha, DEVIO, "Unknown event type = %x\n", + eventType); break; } return 0; @@ -4047,163 +3880,132 @@ static void process_one_iomb(struct pm8001_hba_info *pm8001_ha, void *piomb) __le32 pHeader = *(__le32 *)piomb; u8 opc = (u8)((le32_to_cpu(pHeader)) & 0xFFF); - PM8001_MSG_DBG(pm8001_ha, pm8001_printk("process_one_iomb:")); + pm8001_dbg(pm8001_ha, MSG, "process_one_iomb:\n"); switch (opc) { case OPC_OUB_ECHO: - PM8001_MSG_DBG(pm8001_ha, pm8001_printk("OPC_OUB_ECHO\n")); + pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_ECHO\n"); break; case OPC_OUB_HW_EVENT: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("OPC_OUB_HW_EVENT\n")); + pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_HW_EVENT\n"); mpi_hw_event(pm8001_ha, piomb); break; case OPC_OUB_SSP_COMP: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("OPC_OUB_SSP_COMP\n")); + pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SSP_COMP\n"); mpi_ssp_completion(pm8001_ha, piomb); break; case OPC_OUB_SMP_COMP: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("OPC_OUB_SMP_COMP\n")); + pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SMP_COMP\n"); mpi_smp_completion(pm8001_ha, piomb); break; case OPC_OUB_LOCAL_PHY_CNTRL: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("OPC_OUB_LOCAL_PHY_CNTRL\n")); + pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_LOCAL_PHY_CNTRL\n"); pm8001_mpi_local_phy_ctl(pm8001_ha, piomb); break; case OPC_OUB_DEV_REGIST: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("OPC_OUB_DEV_REGIST\n")); + pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_DEV_REGIST\n"); pm8001_mpi_reg_resp(pm8001_ha, piomb); break; case OPC_OUB_DEREG_DEV: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("unregister the device\n")); + pm8001_dbg(pm8001_ha, MSG, "unregister the device\n"); pm8001_mpi_dereg_resp(pm8001_ha, piomb); break; case OPC_OUB_GET_DEV_HANDLE: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("OPC_OUB_GET_DEV_HANDLE\n")); + pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_GET_DEV_HANDLE\n"); break; case OPC_OUB_SATA_COMP: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("OPC_OUB_SATA_COMP\n")); + pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SATA_COMP\n"); mpi_sata_completion(pm8001_ha, piomb); break; case OPC_OUB_SATA_EVENT: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("OPC_OUB_SATA_EVENT\n")); + pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SATA_EVENT\n"); mpi_sata_event(pm8001_ha, piomb); break; case OPC_OUB_SSP_EVENT: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("OPC_OUB_SSP_EVENT\n")); + pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SSP_EVENT\n"); mpi_ssp_event(pm8001_ha, piomb); break; case OPC_OUB_DEV_HANDLE_ARRIV: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("OPC_OUB_DEV_HANDLE_ARRIV\n")); + pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_DEV_HANDLE_ARRIV\n"); /*This is for target*/ break; case OPC_OUB_SSP_RECV_EVENT: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("OPC_OUB_SSP_RECV_EVENT\n")); + pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SSP_RECV_EVENT\n"); /*This is for target*/ break; case OPC_OUB_DEV_INFO: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("OPC_OUB_DEV_INFO\n")); + pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_DEV_INFO\n"); break; case OPC_OUB_FW_FLASH_UPDATE: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("OPC_OUB_FW_FLASH_UPDATE\n")); + pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_FW_FLASH_UPDATE\n"); pm8001_mpi_fw_flash_update_resp(pm8001_ha, piomb); break; case OPC_OUB_GPIO_RESPONSE: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("OPC_OUB_GPIO_RESPONSE\n")); + pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_GPIO_RESPONSE\n"); break; case OPC_OUB_GPIO_EVENT: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("OPC_OUB_GPIO_EVENT\n")); + pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_GPIO_EVENT\n"); break; case OPC_OUB_GENERAL_EVENT: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("OPC_OUB_GENERAL_EVENT\n")); + pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_GENERAL_EVENT\n"); pm8001_mpi_general_event(pm8001_ha, piomb); break; case OPC_OUB_SSP_ABORT_RSP: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("OPC_OUB_SSP_ABORT_RSP\n")); + pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SSP_ABORT_RSP\n"); pm8001_mpi_task_abort_resp(pm8001_ha, piomb); break; case OPC_OUB_SATA_ABORT_RSP: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("OPC_OUB_SATA_ABORT_RSP\n")); + pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SATA_ABORT_RSP\n"); pm8001_mpi_task_abort_resp(pm8001_ha, piomb); break; case OPC_OUB_SAS_DIAG_MODE_START_END: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("OPC_OUB_SAS_DIAG_MODE_START_END\n")); + pm8001_dbg(pm8001_ha, MSG, + "OPC_OUB_SAS_DIAG_MODE_START_END\n"); break; case OPC_OUB_SAS_DIAG_EXECUTE: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("OPC_OUB_SAS_DIAG_EXECUTE\n")); + pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SAS_DIAG_EXECUTE\n"); break; case OPC_OUB_GET_TIME_STAMP: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("OPC_OUB_GET_TIME_STAMP\n")); + pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_GET_TIME_STAMP\n"); break; case OPC_OUB_SAS_HW_EVENT_ACK: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("OPC_OUB_SAS_HW_EVENT_ACK\n")); + pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SAS_HW_EVENT_ACK\n"); break; case OPC_OUB_PORT_CONTROL: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("OPC_OUB_PORT_CONTROL\n")); + pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_PORT_CONTROL\n"); break; case OPC_OUB_SMP_ABORT_RSP: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("OPC_OUB_SMP_ABORT_RSP\n")); + pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SMP_ABORT_RSP\n"); pm8001_mpi_task_abort_resp(pm8001_ha, piomb); break; case OPC_OUB_GET_NVMD_DATA: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("OPC_OUB_GET_NVMD_DATA\n")); + pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_GET_NVMD_DATA\n"); pm8001_mpi_get_nvmd_resp(pm8001_ha, piomb); break; case OPC_OUB_SET_NVMD_DATA: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("OPC_OUB_SET_NVMD_DATA\n")); + pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SET_NVMD_DATA\n"); pm8001_mpi_set_nvmd_resp(pm8001_ha, piomb); break; case OPC_OUB_DEVICE_HANDLE_REMOVAL: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("OPC_OUB_DEVICE_HANDLE_REMOVAL\n")); + pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_DEVICE_HANDLE_REMOVAL\n"); break; case OPC_OUB_SET_DEVICE_STATE: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("OPC_OUB_SET_DEVICE_STATE\n")); + pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SET_DEVICE_STATE\n"); pm8001_mpi_set_dev_state_resp(pm8001_ha, piomb); break; case OPC_OUB_GET_DEVICE_STATE: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("OPC_OUB_GET_DEVICE_STATE\n")); + pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_GET_DEVICE_STATE\n"); break; case OPC_OUB_SET_DEV_INFO: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("OPC_OUB_SET_DEV_INFO\n")); + pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SET_DEV_INFO\n"); break; case OPC_OUB_SAS_RE_INITIALIZE: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("OPC_OUB_SAS_RE_INITIALIZE\n")); + pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SAS_RE_INITIALIZE\n"); break; default: - PM8001_DEVIO_DBG(pm8001_ha, - pm8001_printk("Unknown outbound Queue IOMB OPC = %x\n", - opc)); + pm8001_dbg(pm8001_ha, DEVIO, + "Unknown outbound Queue IOMB OPC = %x\n", + opc); break; } } @@ -4416,19 +4218,19 @@ static int pm8001_chip_sata_req(struct pm8001_hba_info *pm8001_ha, circularQ = &pm8001_ha->inbnd_q_tbl[0]; if (task->data_dir == DMA_NONE) { ATAP = 0x04; /* no data*/ - PM8001_IO_DBG(pm8001_ha, pm8001_printk("no data\n")); + pm8001_dbg(pm8001_ha, IO, "no data\n"); } else if (likely(!task->ata_task.device_control_reg_update)) { if (task->ata_task.dma_xfer) { ATAP = 0x06; /* DMA */ - PM8001_IO_DBG(pm8001_ha, pm8001_printk("DMA\n")); + pm8001_dbg(pm8001_ha, IO, "DMA\n"); } else { ATAP = 0x05; /* PIO*/ - PM8001_IO_DBG(pm8001_ha, pm8001_printk("PIO\n")); + pm8001_dbg(pm8001_ha, IO, "PIO\n"); } if (task->ata_task.use_ncq && dev->sata_dev.class != ATA_DEV_ATAPI) { ATAP = 0x07; /* FPDMA */ - PM8001_IO_DBG(pm8001_ha, pm8001_printk("FPDMA\n")); + pm8001_dbg(pm8001_ha, IO, "FPDMA\n"); } } if (task->ata_task.use_ncq && pm8001_get_ncq_tag(task, &hdr_tag)) { @@ -4485,10 +4287,10 @@ static int pm8001_chip_sata_req(struct pm8001_hba_info *pm8001_ha, SAS_TASK_STATE_ABORTED))) { spin_unlock_irqrestore(&task->task_state_lock, flags); - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("task 0x%p resp 0x%x " - " stat 0x%x but aborted by upper layer " - "\n", task, ts->resp, ts->stat)); + pm8001_dbg(pm8001_ha, FAIL, + "task 0x%p resp 0x%x stat 0x%x but aborted by upper layer\n", + task, ts->resp, + ts->stat); pm8001_ccb_task_free(pm8001_ha, task, ccb, tag); } else { spin_unlock_irqrestore(&task->task_state_lock, @@ -4637,8 +4439,8 @@ int pm8001_chip_dereg_dev_req(struct pm8001_hba_info *pm8001_ha, memset(&payload, 0, sizeof(payload)); payload.tag = cpu_to_le32(1); payload.device_id = cpu_to_le32(device_id); - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("unregister device device_id = %d\n", device_id)); + pm8001_dbg(pm8001_ha, MSG, "unregister device device_id = %d\n", + device_id); ret = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &payload, sizeof(payload), 0); return ret; @@ -4690,9 +4492,9 @@ static irqreturn_t pm8001_chip_isr(struct pm8001_hba_info *pm8001_ha, u8 vec) { pm8001_chip_interrupt_disable(pm8001_ha, vec); - PM8001_DEVIO_DBG(pm8001_ha, pm8001_printk( - "irq vec %d, ODMR:0x%x\n", - vec, pm8001_cr32(pm8001_ha, 0, 0x30))); + pm8001_dbg(pm8001_ha, DEVIO, + "irq vec %d, ODMR:0x%x\n", + vec, pm8001_cr32(pm8001_ha, 0, 0x30)); process_oq(pm8001_ha, vec); pm8001_chip_interrupt_enable(pm8001_ha, vec); return IRQ_HANDLED; @@ -4729,9 +4531,8 @@ int pm8001_chip_abort_task(struct pm8001_hba_info *pm8001_ha, { u32 opc, device_id; int rc = TMF_RESP_FUNC_FAILED; - PM8001_EH_DBG(pm8001_ha, - pm8001_printk("cmd_tag = %x, abort task tag = 0x%x", - cmd_tag, task_tag)); + pm8001_dbg(pm8001_ha, EH, "cmd_tag = %x, abort task tag = 0x%x\n", + cmd_tag, task_tag); if (pm8001_dev->dev_type == SAS_END_DEVICE) opc = OPC_INB_SSP_ABORT; else if (pm8001_dev->dev_type == SAS_SATA_DEV) @@ -4742,7 +4543,7 @@ int pm8001_chip_abort_task(struct pm8001_hba_info *pm8001_ha, rc = send_task_abort(pm8001_ha, opc, device_id, flag, task_tag, cmd_tag); if (rc != TMF_RESP_FUNC_COMPLETE) - PM8001_EH_DBG(pm8001_ha, pm8001_printk("rc= %d\n", rc)); + pm8001_dbg(pm8001_ha, EH, "rc= %d\n", rc); return rc; } @@ -5008,8 +4809,9 @@ pm8001_chip_fw_flash_update_req(struct pm8001_hba_info *pm8001_ha, if (!fw_control_context) return -ENOMEM; fw_control = (struct fw_control_info *)&ioctl_payload->func_specific; - PM8001_DEVIO_DBG(pm8001_ha, pm8001_printk( - "dma fw_control context input length :%x\n", fw_control->len)); + pm8001_dbg(pm8001_ha, DEVIO, + "dma fw_control context input length :%x\n", + fw_control->len); memcpy(buffer, fw_control->buffer, fw_control->len); flash_update_info.sgl.addr = cpu_to_le64(phys_addr); flash_update_info.sgl.im_len.len = cpu_to_le32(fw_control->len); diff --git a/drivers/scsi/pm8001/pm8001_init.c b/drivers/scsi/pm8001/pm8001_init.c index 2025361b36e9..7657d68e12d5 100644 --- a/drivers/scsi/pm8001/pm8001_init.c +++ b/drivers/scsi/pm8001/pm8001_init.c @@ -271,15 +271,14 @@ static int pm8001_alloc(struct pm8001_hba_info *pm8001_ha, spin_lock_init(&pm8001_ha->lock); spin_lock_init(&pm8001_ha->bitmap_lock); - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("pm8001_alloc: PHY:%x\n", - pm8001_ha->chip->n_phy)); + pm8001_dbg(pm8001_ha, INIT, "pm8001_alloc: PHY:%x\n", + pm8001_ha->chip->n_phy); /* Setup Interrupt */ rc = pm8001_setup_irq(pm8001_ha); if (rc) { - PM8001_FAIL_DBG(pm8001_ha, pm8001_printk( - "pm8001_setup_irq failed [ret: %d]\n", rc)); + pm8001_dbg(pm8001_ha, FAIL, + "pm8001_setup_irq failed [ret: %d]\n", rc); goto err_out_shost; } /* Request Interrupt */ @@ -394,9 +393,9 @@ static int pm8001_alloc(struct pm8001_hba_info *pm8001_ha, &pm8001_ha->memoryMap.region[i].phys_addr_lo, pm8001_ha->memoryMap.region[i].total_len, pm8001_ha->memoryMap.region[i].alignment) != 0) { - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("Mem%d alloc failed\n", - i)); + pm8001_dbg(pm8001_ha, FAIL, + "Mem%d alloc failed\n", + i); goto err_out; } } @@ -412,7 +411,7 @@ static int pm8001_alloc(struct pm8001_hba_info *pm8001_ha, pm8001_ha->devices[i].dev_type = SAS_PHY_UNUSED; pm8001_ha->devices[i].id = i; pm8001_ha->devices[i].device_id = PM8001_MAX_DEVICES; - pm8001_ha->devices[i].running_req = 0; + atomic_set(&pm8001_ha->devices[i].running_req, 0); } pm8001_ha->flags = PM8001F_INIT_TIME; /* Initialize tags */ @@ -467,15 +466,15 @@ static int pm8001_ioremap(struct pm8001_hba_info *pm8001_ha) pm8001_ha->io_mem[logicalBar].memvirtaddr = ioremap(pm8001_ha->io_mem[logicalBar].membase, pm8001_ha->io_mem[logicalBar].memsize); - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("PCI: bar %d, logicalBar %d ", - bar, logicalBar)); - PM8001_INIT_DBG(pm8001_ha, pm8001_printk( - "base addr %llx virt_addr=%llx len=%d\n", - (u64)pm8001_ha->io_mem[logicalBar].membase, - (u64)(unsigned long) - pm8001_ha->io_mem[logicalBar].memvirtaddr, - pm8001_ha->io_mem[logicalBar].memsize)); + pm8001_dbg(pm8001_ha, INIT, + "PCI: bar %d, logicalBar %d\n", + bar, logicalBar); + pm8001_dbg(pm8001_ha, INIT, + "base addr %llx virt_addr=%llx len=%d\n", + (u64)pm8001_ha->io_mem[logicalBar].membase, + (u64)(unsigned long) + pm8001_ha->io_mem[logicalBar].memvirtaddr, + pm8001_ha->io_mem[logicalBar].memsize); } else { pm8001_ha->io_mem[logicalBar].membase = 0; pm8001_ha->io_mem[logicalBar].memsize = 0; @@ -520,8 +519,8 @@ static struct pm8001_hba_info *pm8001_pci_alloc(struct pci_dev *pdev, else { pm8001_ha->link_rate = LINKRATE_15 | LINKRATE_30 | LINKRATE_60 | LINKRATE_120; - PM8001_FAIL_DBG(pm8001_ha, pm8001_printk( - "Setting link rate to default value\n")); + pm8001_dbg(pm8001_ha, FAIL, + "Setting link rate to default value\n"); } sprintf(pm8001_ha->name, "%s%d", DRV_NAME, pm8001_ha->id); /* IOMB size is 128 for 8088/89 controllers */ @@ -684,13 +683,13 @@ static void pm8001_init_sas_add(struct pm8001_hba_info *pm8001_ha) payload.offset = 0; payload.func_specific = kzalloc(payload.rd_length, GFP_KERNEL); if (!payload.func_specific) { - PM8001_INIT_DBG(pm8001_ha, pm8001_printk("mem alloc fail\n")); + pm8001_dbg(pm8001_ha, INIT, "mem alloc fail\n"); return; } rc = PM8001_CHIP_DISP->get_nvmd_req(pm8001_ha, &payload); if (rc) { kfree(payload.func_specific); - PM8001_INIT_DBG(pm8001_ha, pm8001_printk("nvmd failed\n")); + pm8001_dbg(pm8001_ha, INIT, "nvmd failed\n"); return; } wait_for_completion(&completion); @@ -718,9 +717,8 @@ static void pm8001_init_sas_add(struct pm8001_hba_info *pm8001_ha) sas_add[7] = sas_add[7] + 4; memcpy(&pm8001_ha->phy[i].dev_sas_addr, sas_add, SAS_ADDR_SIZE); - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("phy %d sas_addr = %016llx\n", i, - pm8001_ha->phy[i].dev_sas_addr)); + pm8001_dbg(pm8001_ha, INIT, "phy %d sas_addr = %016llx\n", i, + pm8001_ha->phy[i].dev_sas_addr); } kfree(payload.func_specific); #else @@ -760,7 +758,7 @@ static int pm8001_get_phy_settings_info(struct pm8001_hba_info *pm8001_ha) rc = PM8001_CHIP_DISP->get_nvmd_req(pm8001_ha, &payload); if (rc) { kfree(payload.func_specific); - PM8001_INIT_DBG(pm8001_ha, pm8001_printk("nvmd failed\n")); + pm8001_dbg(pm8001_ha, INIT, "nvmd failed\n"); return -ENOMEM; } wait_for_completion(&completion); @@ -854,9 +852,9 @@ void pm8001_get_phy_mask(struct pm8001_hba_info *pm8001_ha, int *phymask) break; default: - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("Unknown subsystem device=0x%.04x", - pm8001_ha->pdev->subsystem_device)); + pm8001_dbg(pm8001_ha, INIT, + "Unknown subsystem device=0x%.04x\n", + pm8001_ha->pdev->subsystem_device); } } @@ -950,9 +948,9 @@ static u32 pm8001_setup_msix(struct pm8001_hba_info *pm8001_ha) /* Maximum queue number updating in HBA structure */ pm8001_ha->max_q_num = number_of_intr; - PM8001_INIT_DBG(pm8001_ha, pm8001_printk( - "pci_alloc_irq_vectors request ret:%d no of intr %d\n", - rc, pm8001_ha->number_of_intr)); + pm8001_dbg(pm8001_ha, INIT, + "pci_alloc_irq_vectors request ret:%d no of intr %d\n", + rc, pm8001_ha->number_of_intr); return 0; } @@ -964,9 +962,9 @@ static u32 pm8001_request_msix(struct pm8001_hba_info *pm8001_ha) if (pm8001_ha->chip_id != chip_8001) flag &= ~IRQF_SHARED; - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("pci_enable_msix request number of intr %d\n", - pm8001_ha->number_of_intr)); + pm8001_dbg(pm8001_ha, INIT, + "pci_enable_msix request number of intr %d\n", + pm8001_ha->number_of_intr); for (i = 0; i < pm8001_ha->number_of_intr; i++) { snprintf(pm8001_ha->intr_drvname[i], @@ -1002,8 +1000,7 @@ static u32 pm8001_setup_irq(struct pm8001_hba_info *pm8001_ha) #ifdef PM8001_USE_MSIX if (pci_find_capability(pdev, PCI_CAP_ID_MSIX)) return pm8001_setup_msix(pm8001_ha); - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("MSIX not supported!!!\n")); + pm8001_dbg(pm8001_ha, INIT, "MSIX not supported!!!\n"); #endif return 0; } @@ -1023,8 +1020,7 @@ static u32 pm8001_request_irq(struct pm8001_hba_info *pm8001_ha) if (pdev->msix_cap && pci_msi_enabled()) return pm8001_request_msix(pm8001_ha); else { - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("MSIX not supported!!!\n")); + pm8001_dbg(pm8001_ha, INIT, "MSIX not supported!!!\n"); goto intx; } #endif @@ -1108,8 +1104,8 @@ static int pm8001_pci_probe(struct pci_dev *pdev, PM8001_CHIP_DISP->chip_soft_rst(pm8001_ha); rc = PM8001_CHIP_DISP->chip_init(pm8001_ha); if (rc) { - PM8001_FAIL_DBG(pm8001_ha, pm8001_printk( - "chip_init failed [ret: %d]\n", rc)); + pm8001_dbg(pm8001_ha, FAIL, + "chip_init failed [ret: %d]\n", rc); goto err_out_ha_free; } @@ -1138,8 +1134,8 @@ static int pm8001_pci_probe(struct pci_dev *pdev, pm8001_post_sas_ha_init(shost, chip); rc = sas_register_ha(SHOST_TO_SAS_HA(shost)); if (rc) { - PM8001_FAIL_DBG(pm8001_ha, pm8001_printk( - "sas_register_ha failed [ret: %d]\n", rc)); + pm8001_dbg(pm8001_ha, FAIL, + "sas_register_ha failed [ret: %d]\n", rc); goto err_out_shost; } list_add_tail(&pm8001_ha->list, &hba_list); @@ -1191,8 +1187,8 @@ pm8001_init_ccb_tag(struct pm8001_hba_info *pm8001_ha, struct Scsi_Host *shost, pm8001_ha->ccb_info = (struct pm8001_ccb_info *) kcalloc(ccb_count, sizeof(struct pm8001_ccb_info), GFP_KERNEL); if (!pm8001_ha->ccb_info) { - PM8001_FAIL_DBG(pm8001_ha, pm8001_printk - ("Unable to allocate memory for ccb\n")); + pm8001_dbg(pm8001_ha, FAIL, + "Unable to allocate memory for ccb\n"); goto err_out_noccb; } for (i = 0; i < ccb_count; i++) { @@ -1200,8 +1196,8 @@ pm8001_init_ccb_tag(struct pm8001_hba_info *pm8001_ha, struct Scsi_Host *shost, sizeof(struct pm8001_prd) * PM8001_MAX_DMA_SG, &pm8001_ha->ccb_info[i].ccb_dma_handle); if (!pm8001_ha->ccb_info[i].buf_prd) { - PM8001_FAIL_DBG(pm8001_ha, pm8001_printk - ("pm80xx: ccb prd memory allocation error\n")); + pm8001_dbg(pm8001_ha, FAIL, + "pm80xx: ccb prd memory allocation error\n"); goto err_out; } pm8001_ha->ccb_info[i].task = NULL; @@ -1345,8 +1341,7 @@ static int pm8001_pci_resume(struct pci_dev *pdev) /* chip soft rst only for spc */ if (pm8001_ha->chip_id == chip_8001) { PM8001_CHIP_DISP->chip_soft_rst(pm8001_ha); - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("chip soft reset successful\n")); + pm8001_dbg(pm8001_ha, INIT, "chip soft reset successful\n"); } rc = PM8001_CHIP_DISP->chip_init(pm8001_ha); if (rc) diff --git a/drivers/scsi/pm8001/pm8001_sas.c b/drivers/scsi/pm8001/pm8001_sas.c index 9889bab7d31c..474468df2a78 100644 --- a/drivers/scsi/pm8001/pm8001_sas.c +++ b/drivers/scsi/pm8001/pm8001_sas.c @@ -158,7 +158,6 @@ int pm8001_phy_control(struct asd_sas_phy *sas_phy, enum phy_func func, int rc = 0, phy_id = sas_phy->id; struct pm8001_hba_info *pm8001_ha = NULL; struct sas_phy_linkrates *rates; - struct sas_ha_struct *sas_ha; struct pm8001_phy *phy; DECLARE_COMPLETION_ONSTACK(completion); unsigned long flags; @@ -207,18 +206,16 @@ int pm8001_phy_control(struct asd_sas_phy *sas_phy, enum phy_func func, if (pm8001_ha->chip_id != chip_8001) { if (pm8001_ha->phy[phy_id].phy_state == PHY_STATE_LINK_UP_SPCV) { - sas_ha = pm8001_ha->sas; sas_phy_disconnected(&phy->sas_phy); - sas_ha->notify_phy_event(&phy->sas_phy, + sas_notify_phy_event(&phy->sas_phy, PHYE_LOSS_OF_SIGNAL); phy->phy_attached = 0; } } else { if (pm8001_ha->phy[phy_id].phy_state == PHY_STATE_LINK_UP_SPC) { - sas_ha = pm8001_ha->sas; sas_phy_disconnected(&phy->sas_phy); - sas_ha->notify_phy_event(&phy->sas_phy, + sas_notify_phy_event(&phy->sas_phy, PHYE_LOSS_OF_SIGNAL); phy->phy_attached = 0; } @@ -250,8 +247,7 @@ int pm8001_phy_control(struct asd_sas_phy *sas_phy, enum phy_func func, spin_unlock_irqrestore(&pm8001_ha->lock, flags); return 0; default: - PM8001_DEVIO_DBG(pm8001_ha, - pm8001_printk("func 0x%x\n", func)); + pm8001_dbg(pm8001_ha, DEVIO, "func 0x%x\n", func); rc = -EOPNOTSUPP; } msleep(300); @@ -405,7 +401,7 @@ static int pm8001_task_exec(struct sas_task *task, t->task_done(t); return 0; } - PM8001_IO_DBG(pm8001_ha, pm8001_printk("pm8001_task_exec device \n ")); + pm8001_dbg(pm8001_ha, IO, "pm8001_task_exec device\n"); spin_lock_irqsave(&pm8001_ha->lock, flags); do { dev = t->dev; @@ -456,9 +452,11 @@ static int pm8001_task_exec(struct sas_task *task, ccb->device = pm8001_dev; switch (task_proto) { case SAS_PROTOCOL_SMP: + atomic_inc(&pm8001_dev->running_req); rc = pm8001_task_prep_smp(pm8001_ha, ccb); break; case SAS_PROTOCOL_SSP: + atomic_inc(&pm8001_dev->running_req); if (is_tmf) rc = pm8001_task_prep_ssp_tm(pm8001_ha, ccb, tmf); @@ -467,6 +465,7 @@ static int pm8001_task_exec(struct sas_task *task, break; case SAS_PROTOCOL_SATA: case SAS_PROTOCOL_STP: + atomic_inc(&pm8001_dev->running_req); rc = pm8001_task_prep_ata(pm8001_ha, ccb); break; default: @@ -477,15 +476,14 @@ static int pm8001_task_exec(struct sas_task *task, } if (rc) { - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("rc is %x\n", rc)); + pm8001_dbg(pm8001_ha, IO, "rc is %x\n", rc); + atomic_dec(&pm8001_dev->running_req); goto err_out_tag; } /* TODO: select normal or high priority */ spin_lock(&t->task_state_lock); t->task_state_flags |= SAS_TASK_AT_INITIATOR; spin_unlock(&t->task_state_lock); - pm8001_dev->running_req++; } while (0); rc = 0; goto out_done; @@ -567,9 +565,9 @@ static struct pm8001_device *pm8001_alloc_dev(struct pm8001_hba_info *pm8001_ha) } } if (dev == PM8001_MAX_DEVICES) { - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("max support %d devices, ignore ..\n", - PM8001_MAX_DEVICES)); + pm8001_dbg(pm8001_ha, FAIL, + "max support %d devices, ignore ..\n", + PM8001_MAX_DEVICES); } return NULL; } @@ -587,8 +585,7 @@ struct pm8001_device *pm8001_find_dev(struct pm8001_hba_info *pm8001_ha, return &pm8001_ha->devices[dev]; } if (dev == PM8001_MAX_DEVICES) { - PM8001_FAIL_DBG(pm8001_ha, pm8001_printk("NO MATCHING " - "DEVICE FOUND !!!\n")); + pm8001_dbg(pm8001_ha, FAIL, "NO MATCHING DEVICE FOUND !!!\n"); } return NULL; } @@ -649,10 +646,10 @@ static int pm8001_dev_found_notify(struct domain_device *dev) } } if (phy_id == parent_dev->ex_dev.num_phys) { - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("Error: no attached dev:%016llx" - " at ex:%016llx.\n", SAS_ADDR(dev->sas_addr), - SAS_ADDR(parent_dev->sas_addr))); + pm8001_dbg(pm8001_ha, FAIL, + "Error: no attached dev:%016llx at ex:%016llx.\n", + SAS_ADDR(dev->sas_addr), + SAS_ADDR(parent_dev->sas_addr)); res = -1; } } else { @@ -662,7 +659,7 @@ static int pm8001_dev_found_notify(struct domain_device *dev) flag = 1; /* directly sata */ } } /*register this device to HBA*/ - PM8001_DISC_DBG(pm8001_ha, pm8001_printk("Found device\n")); + pm8001_dbg(pm8001_ha, DISC, "Found device\n"); PM8001_CHIP_DISP->reg_dev_req(pm8001_ha, pm8001_device, flag); spin_unlock_irqrestore(&pm8001_ha->lock, flags); wait_for_completion(&completion); @@ -734,9 +731,7 @@ static int pm8001_exec_internal_tmf_task(struct domain_device *dev, if (res) { del_timer(&task->slow_task->timer); - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("Executing internal task " - "failed\n")); + pm8001_dbg(pm8001_ha, FAIL, "Executing internal task failed\n"); goto ex_err; } wait_for_completion(&task->slow_task->completion); @@ -750,9 +745,9 @@ static int pm8001_exec_internal_tmf_task(struct domain_device *dev, /* Even TMF timed out, return direct. */ if ((task->task_state_flags & SAS_TASK_STATE_ABORTED)) { if (!(task->task_state_flags & SAS_TASK_STATE_DONE)) { - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("TMF task[%x]timeout.\n", - tmf->tmf)); + pm8001_dbg(pm8001_ha, FAIL, + "TMF task[%x]timeout.\n", + tmf->tmf); goto ex_err; } } @@ -773,17 +768,15 @@ static int pm8001_exec_internal_tmf_task(struct domain_device *dev, if (task->task_status.resp == SAS_TASK_COMPLETE && task->task_status.stat == SAS_DATA_OVERRUN) { - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("Blocked task error.\n")); + pm8001_dbg(pm8001_ha, FAIL, "Blocked task error.\n"); res = -EMSGSIZE; break; } else { - PM8001_EH_DBG(pm8001_ha, - pm8001_printk(" Task to dev %016llx response:" - "0x%x status 0x%x\n", - SAS_ADDR(dev->sas_addr), - task->task_status.resp, - task->task_status.stat)); + pm8001_dbg(pm8001_ha, EH, + " Task to dev %016llx response:0x%x status 0x%x\n", + SAS_ADDR(dev->sas_addr), + task->task_status.resp, + task->task_status.stat); sas_free_task(task); task = NULL; } @@ -830,9 +823,7 @@ pm8001_exec_internal_task_abort(struct pm8001_hba_info *pm8001_ha, if (res) { del_timer(&task->slow_task->timer); - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("Executing internal task " - "failed\n")); + pm8001_dbg(pm8001_ha, FAIL, "Executing internal task failed\n"); goto ex_err; } wait_for_completion(&task->slow_task->completion); @@ -840,8 +831,8 @@ pm8001_exec_internal_task_abort(struct pm8001_hba_info *pm8001_ha, /* Even TMF timed out, return direct. */ if ((task->task_state_flags & SAS_TASK_STATE_ABORTED)) { if (!(task->task_state_flags & SAS_TASK_STATE_DONE)) { - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("TMF task timeout.\n")); + pm8001_dbg(pm8001_ha, FAIL, + "TMF task timeout.\n"); goto ex_err; } } @@ -852,12 +843,11 @@ pm8001_exec_internal_task_abort(struct pm8001_hba_info *pm8001_ha, break; } else { - PM8001_EH_DBG(pm8001_ha, - pm8001_printk(" Task to dev %016llx response: " - "0x%x status 0x%x\n", - SAS_ADDR(dev->sas_addr), - task->task_status.resp, - task->task_status.stat)); + pm8001_dbg(pm8001_ha, EH, + " Task to dev %016llx response: 0x%x status 0x%x\n", + SAS_ADDR(dev->sas_addr), + task->task_status.resp, + task->task_status.stat); sas_free_task(task); task = NULL; } @@ -883,22 +873,20 @@ static void pm8001_dev_gone_notify(struct domain_device *dev) if (pm8001_dev) { u32 device_id = pm8001_dev->device_id; - PM8001_DISC_DBG(pm8001_ha, - pm8001_printk("found dev[%d:%x] is gone.\n", - pm8001_dev->device_id, pm8001_dev->dev_type)); - if (pm8001_dev->running_req) { + pm8001_dbg(pm8001_ha, DISC, "found dev[%d:%x] is gone.\n", + pm8001_dev->device_id, pm8001_dev->dev_type); + if (atomic_read(&pm8001_dev->running_req)) { spin_unlock_irqrestore(&pm8001_ha->lock, flags); pm8001_exec_internal_task_abort(pm8001_ha, pm8001_dev , dev, 1, 0); - while (pm8001_dev->running_req) + while (atomic_read(&pm8001_dev->running_req)) msleep(20); spin_lock_irqsave(&pm8001_ha->lock, flags); } PM8001_CHIP_DISP->dereg_dev_req(pm8001_ha, device_id); pm8001_free_dev(pm8001_dev); } else { - PM8001_DISC_DBG(pm8001_ha, - pm8001_printk("Found dev has gone.\n")); + pm8001_dbg(pm8001_ha, DISC, "Found dev has gone.\n"); } dev->lldd_dev = NULL; spin_unlock_irqrestore(&pm8001_ha->lock, flags); @@ -968,7 +956,7 @@ void pm8001_open_reject_retry( ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; if (pm8001_dev) - pm8001_dev->running_req--; + atomic_dec(&pm8001_dev->running_req); spin_lock_irqsave(&task->task_state_lock, flags1); task->task_state_flags &= ~SAS_TASK_STATE_PENDING; task->task_state_flags &= ~SAS_TASK_AT_INITIATOR; @@ -1018,9 +1006,9 @@ int pm8001_I_T_nexus_reset(struct domain_device *dev) } rc = sas_phy_reset(phy, 1); if (rc) { - PM8001_EH_DBG(pm8001_ha, - pm8001_printk("phy reset failed for device %x\n" - "with rc %d\n", pm8001_dev->device_id, rc)); + pm8001_dbg(pm8001_ha, EH, + "phy reset failed for device %x\n" + "with rc %d\n", pm8001_dev->device_id, rc); rc = TMF_RESP_FUNC_FAILED; goto out; } @@ -1028,17 +1016,16 @@ int pm8001_I_T_nexus_reset(struct domain_device *dev) rc = pm8001_exec_internal_task_abort(pm8001_ha, pm8001_dev , dev, 1, 0); if (rc) { - PM8001_EH_DBG(pm8001_ha, - pm8001_printk("task abort failed %x\n" - "with rc %d\n", pm8001_dev->device_id, rc)); + pm8001_dbg(pm8001_ha, EH, "task abort failed %x\n" + "with rc %d\n", pm8001_dev->device_id, rc); rc = TMF_RESP_FUNC_FAILED; } } else { rc = sas_phy_reset(phy, 1); msleep(2000); } - PM8001_EH_DBG(pm8001_ha, pm8001_printk(" for device[%x]:rc=%d\n", - pm8001_dev->device_id, rc)); + pm8001_dbg(pm8001_ha, EH, " for device[%x]:rc=%d\n", + pm8001_dev->device_id, rc); out: sas_put_local_phy(phy); return rc; @@ -1061,8 +1048,7 @@ int pm8001_I_T_nexus_event_handler(struct domain_device *dev) pm8001_dev = dev->lldd_dev; pm8001_ha = pm8001_find_ha_by_dev(dev); - PM8001_EH_DBG(pm8001_ha, - pm8001_printk("I_T_Nexus handler invoked !!")); + pm8001_dbg(pm8001_ha, EH, "I_T_Nexus handler invoked !!\n"); phy = sas_get_local_phy(dev); @@ -1101,8 +1087,8 @@ int pm8001_I_T_nexus_event_handler(struct domain_device *dev) rc = sas_phy_reset(phy, 1); msleep(2000); } - PM8001_EH_DBG(pm8001_ha, pm8001_printk(" for device[%x]:rc=%d\n", - pm8001_dev->device_id, rc)); + pm8001_dbg(pm8001_ha, EH, " for device[%x]:rc=%d\n", + pm8001_dev->device_id, rc); out: sas_put_local_phy(phy); @@ -1131,8 +1117,8 @@ int pm8001_lu_reset(struct domain_device *dev, u8 *lun) rc = pm8001_issue_ssp_tmf(dev, lun, &tmf_task); } /* If failed, fall-through I_T_Nexus reset */ - PM8001_EH_DBG(pm8001_ha, pm8001_printk("for device[%x]:rc=%d\n", - pm8001_dev->device_id, rc)); + pm8001_dbg(pm8001_ha, EH, "for device[%x]:rc=%d\n", + pm8001_dev->device_id, rc); return rc; } @@ -1140,7 +1126,6 @@ int pm8001_lu_reset(struct domain_device *dev, u8 *lun) int pm8001_query_task(struct sas_task *task) { u32 tag = 0xdeadbeef; - int i = 0; struct scsi_lun lun; struct pm8001_tmf_task tmf_task; int rc = TMF_RESP_FUNC_FAILED; @@ -1159,10 +1144,7 @@ int pm8001_query_task(struct sas_task *task) rc = TMF_RESP_FUNC_FAILED; return rc; } - PM8001_EH_DBG(pm8001_ha, pm8001_printk("Query:[")); - for (i = 0; i < 16; i++) - printk(KERN_INFO "%02x ", cmnd->cmnd[i]); - printk(KERN_INFO "]\n"); + pm8001_dbg(pm8001_ha, EH, "Query:[%16ph]\n", cmnd->cmnd); tmf_task.tmf = TMF_QUERY_TASK; tmf_task.tag_of_task_to_be_managed = tag; @@ -1170,15 +1152,14 @@ int pm8001_query_task(struct sas_task *task) switch (rc) { /* The task is still in Lun, release it then */ case TMF_RESP_FUNC_SUCC: - PM8001_EH_DBG(pm8001_ha, - pm8001_printk("The task is still in Lun\n")); + pm8001_dbg(pm8001_ha, EH, + "The task is still in Lun\n"); break; /* The task is not in Lun or failed, reset the phy */ case TMF_RESP_FUNC_FAILED: case TMF_RESP_FUNC_COMPLETE: - PM8001_EH_DBG(pm8001_ha, - pm8001_printk("The task is not in Lun or failed," - " reset the phy\n")); + pm8001_dbg(pm8001_ha, EH, + "The task is not in Lun or failed, reset the phy\n"); break; } } @@ -1264,8 +1245,8 @@ int pm8001_abort_task(struct sas_task *task) * leaking the task in libsas or losing the race and * getting a double free. */ - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("Waiting for local phy ctl\n")); + pm8001_dbg(pm8001_ha, MSG, + "Waiting for local phy ctl\n"); ret = wait_for_completion_timeout(&completion, PM8001_TASK_TIMEOUT * HZ); if (!ret || !phy->reset_success) { @@ -1275,8 +1256,8 @@ int pm8001_abort_task(struct sas_task *task) /* 3. Wait for Port Reset complete or * Port reset TMO */ - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("Waiting for Port reset\n")); + pm8001_dbg(pm8001_ha, MSG, + "Waiting for Port reset\n"); ret = wait_for_completion_timeout( &completion_reset, PM8001_TASK_TIMEOUT * HZ); @@ -1355,9 +1336,8 @@ int pm8001_clear_task_set(struct domain_device *dev, u8 *lun) struct pm8001_device *pm8001_dev = dev->lldd_dev; struct pm8001_hba_info *pm8001_ha = pm8001_find_ha_by_dev(dev); - PM8001_EH_DBG(pm8001_ha, - pm8001_printk("I_T_L_Q clear task set[%x]\n", - pm8001_dev->device_id)); + pm8001_dbg(pm8001_ha, EH, "I_T_L_Q clear task set[%x]\n", + pm8001_dev->device_id); tmf_task.tmf = TMF_CLEAR_TASK_SET; return pm8001_issue_ssp_tmf(dev, lun, &tmf_task); } diff --git a/drivers/scsi/pm8001/pm8001_sas.h b/drivers/scsi/pm8001/pm8001_sas.h index 95663e138083..5cd6fe6a7d2d 100644 --- a/drivers/scsi/pm8001/pm8001_sas.h +++ b/drivers/scsi/pm8001/pm8001_sas.h @@ -69,45 +69,16 @@ #define PM8001_DEV_LOGGING 0x80 /* development message logging */ #define PM8001_DEVIO_LOGGING 0x100 /* development io message logging */ #define PM8001_IOERR_LOGGING 0x200 /* development io err message logging */ -#define pm8001_printk(format, arg...) pr_info("%s:: %s %d:" \ - format, pm8001_ha->name, __func__, __LINE__, ## arg) -#define PM8001_CHECK_LOGGING(HBA, LEVEL, CMD) \ -do { \ - if (unlikely(HBA->logging_level & LEVEL)) \ - do { \ - CMD; \ - } while (0); \ -} while (0); -#define PM8001_EH_DBG(HBA, CMD) \ - PM8001_CHECK_LOGGING(HBA, PM8001_EH_LOGGING, CMD) +#define pm8001_printk(fmt, ...) \ + pr_info("%s:: %s %d:" fmt, \ + pm8001_ha->name, __func__, __LINE__, ##__VA_ARGS__) -#define PM8001_INIT_DBG(HBA, CMD) \ - PM8001_CHECK_LOGGING(HBA, PM8001_INIT_LOGGING, CMD) - -#define PM8001_DISC_DBG(HBA, CMD) \ - PM8001_CHECK_LOGGING(HBA, PM8001_DISC_LOGGING, CMD) - -#define PM8001_IO_DBG(HBA, CMD) \ - PM8001_CHECK_LOGGING(HBA, PM8001_IO_LOGGING, CMD) - -#define PM8001_FAIL_DBG(HBA, CMD) \ - PM8001_CHECK_LOGGING(HBA, PM8001_FAIL_LOGGING, CMD) - -#define PM8001_IOCTL_DBG(HBA, CMD) \ - PM8001_CHECK_LOGGING(HBA, PM8001_IOCTL_LOGGING, CMD) - -#define PM8001_MSG_DBG(HBA, CMD) \ - PM8001_CHECK_LOGGING(HBA, PM8001_MSG_LOGGING, CMD) - -#define PM8001_DEV_DBG(HBA, CMD) \ - PM8001_CHECK_LOGGING(HBA, PM8001_DEV_LOGGING, CMD) - -#define PM8001_DEVIO_DBG(HBA, CMD) \ - PM8001_CHECK_LOGGING(HBA, PM8001_DEVIO_LOGGING, CMD) - -#define PM8001_IOERR_DBG(HBA, CMD) \ - PM8001_CHECK_LOGGING(HBA, PM8001_IOERR_LOGGING, CMD) +#define pm8001_dbg(HBA, level, fmt, ...) \ +do { \ + if (unlikely((HBA)->logging_level & PM8001_##level##_LOGGING)) \ + pm8001_printk(fmt, ##__VA_ARGS__); \ +} while (0) #define PM8001_USE_TASKLET #define PM8001_USE_MSIX @@ -293,7 +264,7 @@ struct pm8001_device { struct completion *dcompletion; struct completion *setds_completion; u32 device_id; - u32 running_req; + atomic_t running_req; }; struct pm8001_prd_imt { diff --git a/drivers/scsi/pm8001/pm80xx_hwi.c b/drivers/scsi/pm8001/pm80xx_hwi.c index 155382ce8469..055f7649676e 100644 --- a/drivers/scsi/pm8001/pm80xx_hwi.c +++ b/drivers/scsi/pm8001/pm80xx_hwi.c @@ -58,9 +58,8 @@ int pm80xx_bar4_shift(struct pm8001_hba_info *pm8001_ha, u32 shift_value) reg_val = pm8001_cr32(pm8001_ha, 0, MEMBASE_II_SHIFT_REGISTER); } while ((reg_val != shift_value) && time_before(jiffies, start)); if (reg_val != shift_value) { - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("TIMEOUT:MEMBASE_II_SHIFT_REGISTER" - " = 0x%x\n", reg_val)); + pm8001_dbg(pm8001_ha, FAIL, "TIMEOUT:MEMBASE_II_SHIFT_REGISTER = 0x%x\n", + reg_val); return -1; } return 0; @@ -109,8 +108,8 @@ ssize_t pm80xx_get_fatal_dump(struct device *cdev, } /* initialize variables for very first call from host application */ if (pm8001_ha->forensic_info.data_buf.direct_offset == 0) { - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("forensic_info TYPE_NON_FATAL..............\n")); + pm8001_dbg(pm8001_ha, IO, + "forensic_info TYPE_NON_FATAL..............\n"); direct_data = (u8 *)fatal_error_data; pm8001_ha->forensic_info.data_type = TYPE_NON_FATAL; pm8001_ha->forensic_info.data_buf.direct_len = SYSFS_OFFSET; @@ -123,17 +122,13 @@ ssize_t pm80xx_get_fatal_dump(struct device *cdev, MPI_FATAL_EDUMP_TABLE_SIGNATURE, 0x1234abcd); pm8001_ha->forensic_info.data_buf.direct_data = direct_data; - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("ossaHwCB: status1 %d\n", status)); - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("ossaHwCB: read_len 0x%x\n", - pm8001_ha->forensic_info.data_buf.read_len)); - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("ossaHwCB: direct_len 0x%x\n", - pm8001_ha->forensic_info.data_buf.direct_len)); - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("ossaHwCB: direct_offset 0x%x\n", - pm8001_ha->forensic_info.data_buf.direct_offset)); + pm8001_dbg(pm8001_ha, IO, "ossaHwCB: status1 %d\n", status); + pm8001_dbg(pm8001_ha, IO, "ossaHwCB: read_len 0x%x\n", + pm8001_ha->forensic_info.data_buf.read_len); + pm8001_dbg(pm8001_ha, IO, "ossaHwCB: direct_len 0x%x\n", + pm8001_ha->forensic_info.data_buf.direct_len); + pm8001_dbg(pm8001_ha, IO, "ossaHwCB: direct_offset 0x%x\n", + pm8001_ha->forensic_info.data_buf.direct_offset); } if (pm8001_ha->forensic_info.data_buf.direct_offset == 0) { /* start to get data */ @@ -153,29 +148,24 @@ ssize_t pm80xx_get_fatal_dump(struct device *cdev, */ length_to_read = accum_len - pm8001_ha->forensic_preserved_accumulated_transfer; - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("get_fatal_spcv: accum_len 0x%x\n", accum_len)); - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("get_fatal_spcv: length_to_read 0x%x\n", - length_to_read)); - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("get_fatal_spcv: last_offset 0x%x\n", - pm8001_ha->forensic_last_offset)); - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("get_fatal_spcv: read_len 0x%x\n", - pm8001_ha->forensic_info.data_buf.read_len)); - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("get_fatal_spcv:: direct_len 0x%x\n", - pm8001_ha->forensic_info.data_buf.direct_len)); - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("get_fatal_spcv:: direct_offset 0x%x\n", - pm8001_ha->forensic_info.data_buf.direct_offset)); + pm8001_dbg(pm8001_ha, IO, "get_fatal_spcv: accum_len 0x%x\n", + accum_len); + pm8001_dbg(pm8001_ha, IO, "get_fatal_spcv: length_to_read 0x%x\n", + length_to_read); + pm8001_dbg(pm8001_ha, IO, "get_fatal_spcv: last_offset 0x%x\n", + pm8001_ha->forensic_last_offset); + pm8001_dbg(pm8001_ha, IO, "get_fatal_spcv: read_len 0x%x\n", + pm8001_ha->forensic_info.data_buf.read_len); + pm8001_dbg(pm8001_ha, IO, "get_fatal_spcv:: direct_len 0x%x\n", + pm8001_ha->forensic_info.data_buf.direct_len); + pm8001_dbg(pm8001_ha, IO, "get_fatal_spcv:: direct_offset 0x%x\n", + pm8001_ha->forensic_info.data_buf.direct_offset); /* If accumulated length failed to read correctly fail the attempt.*/ if (accum_len == 0xFFFFFFFF) { - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("Possible PCI issue 0x%x not expected\n", - accum_len)); + pm8001_dbg(pm8001_ha, IO, + "Possible PCI issue 0x%x not expected\n", + accum_len); return status; } /* If accumulated length is zero fail the attempt */ @@ -239,8 +229,8 @@ moreData: offset = (int) ((char *)pm8001_ha->forensic_info.data_buf.direct_data - (char *)buf); - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("get_fatal_spcv:return1 0x%x\n", offset)); + pm8001_dbg(pm8001_ha, IO, + "get_fatal_spcv:return1 0x%x\n", offset); return (char *)pm8001_ha-> forensic_info.data_buf.direct_data - (char *)buf; @@ -262,8 +252,8 @@ moreData: offset = (int) ((char *)pm8001_ha->forensic_info.data_buf.direct_data - (char *)buf); - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("get_fatal_spcv:return2 0x%x\n", offset)); + pm8001_dbg(pm8001_ha, IO, + "get_fatal_spcv:return2 0x%x\n", offset); return (char *)pm8001_ha-> forensic_info.data_buf.direct_data - (char *)buf; @@ -289,8 +279,8 @@ moreData: offset = (int) ((char *)pm8001_ha->forensic_info.data_buf.direct_data - (char *)buf); - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("get_fatal_spcv: return3 0x%x\n", offset)); + pm8001_dbg(pm8001_ha, IO, "get_fatal_spcv: return3 0x%x\n", + offset); return (char *)pm8001_ha->forensic_info.data_buf.direct_data - (char *)buf; } @@ -327,9 +317,9 @@ moreData: } while ((reg_val) && time_before(jiffies, start)); if (reg_val != 0) { - PM8001_FAIL_DBG(pm8001_ha, pm8001_printk( - "TIMEOUT:MPI_FATAL_EDUMP_TABLE_HDSHAKE 0x%x\n", - reg_val)); + pm8001_dbg(pm8001_ha, FAIL, + "TIMEOUT:MPI_FATAL_EDUMP_TABLE_HDSHAKE 0x%x\n", + reg_val); /* Fail the dump if a timeout occurs */ pm8001_ha->forensic_info.data_buf.direct_data += sprintf( @@ -351,9 +341,9 @@ moreData: time_before(jiffies, start)); if (reg_val < 2) { - PM8001_FAIL_DBG(pm8001_ha, pm8001_printk( - "TIMEOUT:MPI_FATAL_EDUMP_TABLE_STATUS = 0x%x\n", - reg_val)); + pm8001_dbg(pm8001_ha, FAIL, + "TIMEOUT:MPI_FATAL_EDUMP_TABLE_STATUS = 0x%x\n", + reg_val); /* Fail the dump if a timeout occurs */ pm8001_ha->forensic_info.data_buf.direct_data += sprintf( @@ -387,8 +377,7 @@ moreData: } offset = (int)((char *)pm8001_ha->forensic_info.data_buf.direct_data - (char *)buf); - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("get_fatal_spcv: return4 0x%x\n", offset)); + pm8001_dbg(pm8001_ha, IO, "get_fatal_spcv: return4 0x%x\n", offset); return (char *)pm8001_ha->forensic_info.data_buf.direct_data - (char *)buf; } @@ -419,8 +408,7 @@ ssize_t pm80xx_get_non_fatal_dump(struct device *cdev, PAGE_SIZE, "Not supported for SPC controller"); return 0; } - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("forensic_info TYPE_NON_FATAL...\n")); + pm8001_dbg(pm8001_ha, IO, "forensic_info TYPE_NON_FATAL...\n"); /* * Step 1: Write the host buffer parameters in the MPI Fatal and * Non-Fatal Error Dump Capture Table.This is the buffer @@ -581,24 +569,24 @@ static void read_main_config_table(struct pm8001_hba_info *pm8001_ha) pm8001_ha->main_cfg_tbl.pm80xx_tbl.inc_fw_version = pm8001_mr32(address, MAIN_MPI_INACTIVE_FW_VERSION); - PM8001_DEV_DBG(pm8001_ha, pm8001_printk( - "Main cfg table: sign:%x interface rev:%x fw_rev:%x\n", - pm8001_ha->main_cfg_tbl.pm80xx_tbl.signature, - pm8001_ha->main_cfg_tbl.pm80xx_tbl.interface_rev, - pm8001_ha->main_cfg_tbl.pm80xx_tbl.firmware_rev)); + pm8001_dbg(pm8001_ha, DEV, + "Main cfg table: sign:%x interface rev:%x fw_rev:%x\n", + pm8001_ha->main_cfg_tbl.pm80xx_tbl.signature, + pm8001_ha->main_cfg_tbl.pm80xx_tbl.interface_rev, + pm8001_ha->main_cfg_tbl.pm80xx_tbl.firmware_rev); - PM8001_DEV_DBG(pm8001_ha, pm8001_printk( - "table offset: gst:%x iq:%x oq:%x int vec:%x phy attr:%x\n", - pm8001_ha->main_cfg_tbl.pm80xx_tbl.gst_offset, - pm8001_ha->main_cfg_tbl.pm80xx_tbl.inbound_queue_offset, - pm8001_ha->main_cfg_tbl.pm80xx_tbl.outbound_queue_offset, - pm8001_ha->main_cfg_tbl.pm80xx_tbl.int_vec_table_offset, - pm8001_ha->main_cfg_tbl.pm80xx_tbl.phy_attr_table_offset)); + pm8001_dbg(pm8001_ha, DEV, + "table offset: gst:%x iq:%x oq:%x int vec:%x phy attr:%x\n", + pm8001_ha->main_cfg_tbl.pm80xx_tbl.gst_offset, + pm8001_ha->main_cfg_tbl.pm80xx_tbl.inbound_queue_offset, + pm8001_ha->main_cfg_tbl.pm80xx_tbl.outbound_queue_offset, + pm8001_ha->main_cfg_tbl.pm80xx_tbl.int_vec_table_offset, + pm8001_ha->main_cfg_tbl.pm80xx_tbl.phy_attr_table_offset); - PM8001_DEV_DBG(pm8001_ha, pm8001_printk( - "Main cfg table; ila rev:%x Inactive fw rev:%x\n", - pm8001_ha->main_cfg_tbl.pm80xx_tbl.ila_version, - pm8001_ha->main_cfg_tbl.pm80xx_tbl.inc_fw_version)); + pm8001_dbg(pm8001_ha, DEV, + "Main cfg table; ila rev:%x Inactive fw rev:%x\n", + pm8001_ha->main_cfg_tbl.pm80xx_tbl.ila_version, + pm8001_ha->main_cfg_tbl.pm80xx_tbl.inc_fw_version); } /** @@ -808,10 +796,10 @@ static void init_default_table_values(struct pm8001_hba_info *pm8001_ha) pm8001_ha->inbnd_q_tbl[i].producer_idx = 0; pm8001_ha->inbnd_q_tbl[i].consumer_index = 0; - PM8001_DEV_DBG(pm8001_ha, pm8001_printk( - "IQ %d pi_bar 0x%x pi_offset 0x%x\n", i, - pm8001_ha->inbnd_q_tbl[i].pi_pci_bar, - pm8001_ha->inbnd_q_tbl[i].pi_offset)); + pm8001_dbg(pm8001_ha, DEV, + "IQ %d pi_bar 0x%x pi_offset 0x%x\n", i, + pm8001_ha->inbnd_q_tbl[i].pi_pci_bar, + pm8001_ha->inbnd_q_tbl[i].pi_offset); } for (i = 0; i < pm8001_ha->max_q_num; i++) { pm8001_ha->outbnd_q_tbl[i].element_size_cnt = @@ -841,10 +829,10 @@ static void init_default_table_values(struct pm8001_hba_info *pm8001_ha) pm8001_ha->outbnd_q_tbl[i].consumer_idx = 0; pm8001_ha->outbnd_q_tbl[i].producer_index = 0; - PM8001_DEV_DBG(pm8001_ha, pm8001_printk( - "OQ %d ci_bar 0x%x ci_offset 0x%x\n", i, - pm8001_ha->outbnd_q_tbl[i].ci_pci_bar, - pm8001_ha->outbnd_q_tbl[i].ci_offset)); + pm8001_dbg(pm8001_ha, DEV, + "OQ %d ci_bar 0x%x ci_offset 0x%x\n", i, + pm8001_ha->outbnd_q_tbl[i].ci_pci_bar, + pm8001_ha->outbnd_q_tbl[i].ci_offset); } } @@ -878,9 +866,9 @@ static void update_main_config_table(struct pm8001_hba_info *pm8001_ha) ((pm8001_ha->max_q_num - 1) << 8); pm8001_mw32(address, MAIN_FATAL_ERROR_INTERRUPT, pm8001_ha->main_cfg_tbl.pm80xx_tbl.fatal_err_interrupt); - PM8001_DEV_DBG(pm8001_ha, pm8001_printk( - "Updated Fatal error interrupt vector 0x%x\n", - pm8001_mr32(address, MAIN_FATAL_ERROR_INTERRUPT))); + pm8001_dbg(pm8001_ha, DEV, + "Updated Fatal error interrupt vector 0x%x\n", + pm8001_mr32(address, MAIN_FATAL_ERROR_INTERRUPT)); pm8001_mw32(address, MAIN_EVENT_CRC_CHECK, pm8001_ha->main_cfg_tbl.pm80xx_tbl.crc_core_dump); @@ -891,9 +879,9 @@ static void update_main_config_table(struct pm8001_hba_info *pm8001_ha) pm8001_ha->main_cfg_tbl.pm80xx_tbl.gpio_led_mapping |= 0x20000000; pm8001_mw32(address, MAIN_GPIO_LED_FLAGS_OFFSET, pm8001_ha->main_cfg_tbl.pm80xx_tbl.gpio_led_mapping); - PM8001_DEV_DBG(pm8001_ha, pm8001_printk( - "Programming DW 0x21 in main cfg table with 0x%x\n", - pm8001_mr32(address, MAIN_GPIO_LED_FLAGS_OFFSET))); + pm8001_dbg(pm8001_ha, DEV, + "Programming DW 0x21 in main cfg table with 0x%x\n", + pm8001_mr32(address, MAIN_GPIO_LED_FLAGS_OFFSET)); pm8001_mw32(address, MAIN_PORT_RECOVERY_TIMER, pm8001_ha->main_cfg_tbl.pm80xx_tbl.port_recovery_timer); @@ -934,20 +922,20 @@ static void update_inbnd_queue_table(struct pm8001_hba_info *pm8001_ha, pm8001_mw32(address, offset + IB_CI_BASE_ADDR_LO_OFFSET, pm8001_ha->inbnd_q_tbl[number].ci_lower_base_addr); - PM8001_DEV_DBG(pm8001_ha, pm8001_printk( - "IQ %d: Element pri size 0x%x\n", - number, - pm8001_ha->inbnd_q_tbl[number].element_pri_size_cnt)); + pm8001_dbg(pm8001_ha, DEV, + "IQ %d: Element pri size 0x%x\n", + number, + pm8001_ha->inbnd_q_tbl[number].element_pri_size_cnt); - PM8001_DEV_DBG(pm8001_ha, pm8001_printk( - "IQ upr base addr 0x%x IQ lwr base addr 0x%x\n", - pm8001_ha->inbnd_q_tbl[number].upper_base_addr, - pm8001_ha->inbnd_q_tbl[number].lower_base_addr)); + pm8001_dbg(pm8001_ha, DEV, + "IQ upr base addr 0x%x IQ lwr base addr 0x%x\n", + pm8001_ha->inbnd_q_tbl[number].upper_base_addr, + pm8001_ha->inbnd_q_tbl[number].lower_base_addr); - PM8001_DEV_DBG(pm8001_ha, pm8001_printk( - "CI upper base addr 0x%x CI lower base addr 0x%x\n", - pm8001_ha->inbnd_q_tbl[number].ci_upper_base_addr, - pm8001_ha->inbnd_q_tbl[number].ci_lower_base_addr)); + pm8001_dbg(pm8001_ha, DEV, + "CI upper base addr 0x%x CI lower base addr 0x%x\n", + pm8001_ha->inbnd_q_tbl[number].ci_upper_base_addr, + pm8001_ha->inbnd_q_tbl[number].ci_lower_base_addr); } /** @@ -973,20 +961,20 @@ static void update_outbnd_queue_table(struct pm8001_hba_info *pm8001_ha, pm8001_mw32(address, offset + OB_INTERRUPT_COALES_OFFSET, pm8001_ha->outbnd_q_tbl[number].interrup_vec_cnt_delay); - PM8001_DEV_DBG(pm8001_ha, pm8001_printk( - "OQ %d: Element pri size 0x%x\n", - number, - pm8001_ha->outbnd_q_tbl[number].element_size_cnt)); + pm8001_dbg(pm8001_ha, DEV, + "OQ %d: Element pri size 0x%x\n", + number, + pm8001_ha->outbnd_q_tbl[number].element_size_cnt); - PM8001_DEV_DBG(pm8001_ha, pm8001_printk( - "OQ upr base addr 0x%x OQ lwr base addr 0x%x\n", - pm8001_ha->outbnd_q_tbl[number].upper_base_addr, - pm8001_ha->outbnd_q_tbl[number].lower_base_addr)); + pm8001_dbg(pm8001_ha, DEV, + "OQ upr base addr 0x%x OQ lwr base addr 0x%x\n", + pm8001_ha->outbnd_q_tbl[number].upper_base_addr, + pm8001_ha->outbnd_q_tbl[number].lower_base_addr); - PM8001_DEV_DBG(pm8001_ha, pm8001_printk( - "PI upper base addr 0x%x PI lower base addr 0x%x\n", - pm8001_ha->outbnd_q_tbl[number].pi_upper_base_addr, - pm8001_ha->outbnd_q_tbl[number].pi_lower_base_addr)); + pm8001_dbg(pm8001_ha, DEV, + "PI upper base addr 0x%x PI lower base addr 0x%x\n", + pm8001_ha->outbnd_q_tbl[number].pi_upper_base_addr, + pm8001_ha->outbnd_q_tbl[number].pi_lower_base_addr); } /** @@ -1016,8 +1004,9 @@ static int mpi_init_check(struct pm8001_hba_info *pm8001_ha) if (!max_wait_count) { /* additional check */ - PM8001_FAIL_DBG(pm8001_ha, pm8001_printk( - "Inb doorbell clear not toggled[value:%x]\n", value)); + pm8001_dbg(pm8001_ha, FAIL, + "Inb doorbell clear not toggled[value:%x]\n", + value); return -EBUSY; } /* check the MPI-State for initialization upto 100ms*/ @@ -1068,9 +1057,9 @@ static int check_fw_ready(struct pm8001_hba_info *pm8001_ha) if (!max_wait_count) ret = -1; else { - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk(" ila ready status in %d millisec\n", - (max_wait_time - max_wait_count))); + pm8001_dbg(pm8001_ha, MSG, + " ila ready status in %d millisec\n", + (max_wait_time - max_wait_count)); } /* check RAAE status */ @@ -1083,9 +1072,9 @@ static int check_fw_ready(struct pm8001_hba_info *pm8001_ha) if (!max_wait_count) ret = -1; else { - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk(" raae ready status in %d millisec\n", - (max_wait_time - max_wait_count))); + pm8001_dbg(pm8001_ha, MSG, + " raae ready status in %d millisec\n", + (max_wait_time - max_wait_count)); } /* check iop0 status */ @@ -1098,9 +1087,9 @@ static int check_fw_ready(struct pm8001_hba_info *pm8001_ha) if (!max_wait_count) ret = -1; else { - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk(" iop0 ready status in %d millisec\n", - (max_wait_time - max_wait_count))); + pm8001_dbg(pm8001_ha, MSG, + " iop0 ready status in %d millisec\n", + (max_wait_time - max_wait_count)); } /* check iop1 status only for 16 port controllers */ @@ -1116,9 +1105,9 @@ static int check_fw_ready(struct pm8001_hba_info *pm8001_ha) if (!max_wait_count) ret = -1; else { - PM8001_MSG_DBG(pm8001_ha, pm8001_printk( - "iop1 ready status in %d millisec\n", - (max_wait_time - max_wait_count))); + pm8001_dbg(pm8001_ha, MSG, + "iop1 ready status in %d millisec\n", + (max_wait_time - max_wait_count)); } } @@ -1136,13 +1125,11 @@ static void init_pci_device_addresses(struct pm8001_hba_info *pm8001_ha) value = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_0); offset = value & 0x03FFFFFF; /* scratch pad 0 TBL address */ - PM8001_DEV_DBG(pm8001_ha, - pm8001_printk("Scratchpad 0 Offset: 0x%x value 0x%x\n", - offset, value)); + pm8001_dbg(pm8001_ha, DEV, "Scratchpad 0 Offset: 0x%x value 0x%x\n", + offset, value); pcilogic = (value & 0xFC000000) >> 26; pcibar = get_pci_bar_index(pcilogic); - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("Scratchpad 0 PCI BAR: %d\n", pcibar)); + pm8001_dbg(pm8001_ha, INIT, "Scratchpad 0 PCI BAR: %d\n", pcibar); pm8001_ha->main_cfg_tbl_addr = base_addr = pm8001_ha->io_mem[pcibar].memvirtaddr + offset; pm8001_ha->general_stat_tbl_addr = @@ -1164,33 +1151,25 @@ static void init_pci_device_addresses(struct pm8001_hba_info *pm8001_ha) base_addr + (pm8001_cr32(pm8001_ha, pcibar, offset + 0xA0) & 0xFFFFFF); - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("GST OFFSET 0x%x\n", - pm8001_cr32(pm8001_ha, pcibar, offset + 0x18))); - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("INBND OFFSET 0x%x\n", - pm8001_cr32(pm8001_ha, pcibar, offset + 0x1C))); - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("OBND OFFSET 0x%x\n", - pm8001_cr32(pm8001_ha, pcibar, offset + 0x20))); - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("IVT OFFSET 0x%x\n", - pm8001_cr32(pm8001_ha, pcibar, offset + 0x8C))); - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("PSPA OFFSET 0x%x\n", - pm8001_cr32(pm8001_ha, pcibar, offset + 0x90))); - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("addr - main cfg %p general status %p\n", - pm8001_ha->main_cfg_tbl_addr, - pm8001_ha->general_stat_tbl_addr)); - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("addr - inbnd %p obnd %p\n", - pm8001_ha->inbnd_q_tbl_addr, - pm8001_ha->outbnd_q_tbl_addr)); - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("addr - pspa %p ivt %p\n", - pm8001_ha->pspa_q_tbl_addr, - pm8001_ha->ivt_tbl_addr)); + pm8001_dbg(pm8001_ha, INIT, "GST OFFSET 0x%x\n", + pm8001_cr32(pm8001_ha, pcibar, offset + 0x18)); + pm8001_dbg(pm8001_ha, INIT, "INBND OFFSET 0x%x\n", + pm8001_cr32(pm8001_ha, pcibar, offset + 0x1C)); + pm8001_dbg(pm8001_ha, INIT, "OBND OFFSET 0x%x\n", + pm8001_cr32(pm8001_ha, pcibar, offset + 0x20)); + pm8001_dbg(pm8001_ha, INIT, "IVT OFFSET 0x%x\n", + pm8001_cr32(pm8001_ha, pcibar, offset + 0x8C)); + pm8001_dbg(pm8001_ha, INIT, "PSPA OFFSET 0x%x\n", + pm8001_cr32(pm8001_ha, pcibar, offset + 0x90)); + pm8001_dbg(pm8001_ha, INIT, "addr - main cfg %p general status %p\n", + pm8001_ha->main_cfg_tbl_addr, + pm8001_ha->general_stat_tbl_addr); + pm8001_dbg(pm8001_ha, INIT, "addr - inbnd %p obnd %p\n", + pm8001_ha->inbnd_q_tbl_addr, + pm8001_ha->outbnd_q_tbl_addr); + pm8001_dbg(pm8001_ha, INIT, "addr - pspa %p ivt %p\n", + pm8001_ha->pspa_q_tbl_addr, + pm8001_ha->ivt_tbl_addr); } /** @@ -1224,9 +1203,9 @@ pm80xx_set_thermal_config(struct pm8001_hba_info *pm8001_ha) (THERMAL_ENABLE << 8) | page_code; payload.cfg_pg[1] = (LTEMPHIL << 24) | (RTEMPHIL << 8); - PM8001_DEV_DBG(pm8001_ha, pm8001_printk( - "Setting up thermal config. cfg_pg 0 0x%x cfg_pg 1 0x%x\n", - payload.cfg_pg[0], payload.cfg_pg[1])); + pm8001_dbg(pm8001_ha, DEV, + "Setting up thermal config. cfg_pg 0 0x%x cfg_pg 1 0x%x\n", + payload.cfg_pg[0], payload.cfg_pg[1]); rc = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &payload, sizeof(payload), 0); @@ -1281,32 +1260,24 @@ pm80xx_set_sas_protocol_timer_config(struct pm8001_hba_info *pm8001_ha) | SAS_COPNRJT_RTRY_THR; SASConfigPage.MAX_AIP = SAS_MAX_AIP; - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("SASConfigPage.pageCode " - "0x%08x\n", SASConfigPage.pageCode)); - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("SASConfigPage.MST_MSI " - " 0x%08x\n", SASConfigPage.MST_MSI)); - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("SASConfigPage.STP_SSP_MCT_TMO " - " 0x%08x\n", SASConfigPage.STP_SSP_MCT_TMO)); - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("SASConfigPage.STP_FRM_TMO " - " 0x%08x\n", SASConfigPage.STP_FRM_TMO)); - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("SASConfigPage.STP_IDLE_TMO " - " 0x%08x\n", SASConfigPage.STP_IDLE_TMO)); - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("SASConfigPage.OPNRJT_RTRY_INTVL " - " 0x%08x\n", SASConfigPage.OPNRJT_RTRY_INTVL)); - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("SASConfigPage.Data_Cmd_OPNRJT_RTRY_TMO " - " 0x%08x\n", SASConfigPage.Data_Cmd_OPNRJT_RTRY_TMO)); - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("SASConfigPage.Data_Cmd_OPNRJT_RTRY_THR " - " 0x%08x\n", SASConfigPage.Data_Cmd_OPNRJT_RTRY_THR)); - PM8001_INIT_DBG(pm8001_ha, pm8001_printk("SASConfigPage.MAX_AIP " - " 0x%08x\n", SASConfigPage.MAX_AIP)); + pm8001_dbg(pm8001_ha, INIT, "SASConfigPage.pageCode 0x%08x\n", + SASConfigPage.pageCode); + pm8001_dbg(pm8001_ha, INIT, "SASConfigPage.MST_MSI 0x%08x\n", + SASConfigPage.MST_MSI); + pm8001_dbg(pm8001_ha, INIT, "SASConfigPage.STP_SSP_MCT_TMO 0x%08x\n", + SASConfigPage.STP_SSP_MCT_TMO); + pm8001_dbg(pm8001_ha, INIT, "SASConfigPage.STP_FRM_TMO 0x%08x\n", + SASConfigPage.STP_FRM_TMO); + pm8001_dbg(pm8001_ha, INIT, "SASConfigPage.STP_IDLE_TMO 0x%08x\n", + SASConfigPage.STP_IDLE_TMO); + pm8001_dbg(pm8001_ha, INIT, "SASConfigPage.OPNRJT_RTRY_INTVL 0x%08x\n", + SASConfigPage.OPNRJT_RTRY_INTVL); + pm8001_dbg(pm8001_ha, INIT, "SASConfigPage.Data_Cmd_OPNRJT_RTRY_TMO 0x%08x\n", + SASConfigPage.Data_Cmd_OPNRJT_RTRY_TMO); + pm8001_dbg(pm8001_ha, INIT, "SASConfigPage.Data_Cmd_OPNRJT_RTRY_THR 0x%08x\n", + SASConfigPage.Data_Cmd_OPNRJT_RTRY_THR); + pm8001_dbg(pm8001_ha, INIT, "SASConfigPage.MAX_AIP 0x%08x\n", + SASConfigPage.MAX_AIP); memcpy(&payload.cfg_pg, &SASConfigPage, sizeof(SASProtocolTimerConfig_t)); @@ -1346,18 +1317,18 @@ pm80xx_get_encrypt_info(struct pm8001_hba_info *pm8001_ha) SCRATCH_PAD3_SMB_ENABLED) pm8001_ha->encrypt_info.sec_mode = SEC_MODE_SMB; pm8001_ha->encrypt_info.status = 0; - PM8001_INIT_DBG(pm8001_ha, pm8001_printk( - "Encryption: SCRATCH_PAD3_ENC_READY 0x%08X." - "Cipher mode 0x%x Sec mode 0x%x status 0x%x\n", - scratch3_value, pm8001_ha->encrypt_info.cipher_mode, - pm8001_ha->encrypt_info.sec_mode, - pm8001_ha->encrypt_info.status)); + pm8001_dbg(pm8001_ha, INIT, + "Encryption: SCRATCH_PAD3_ENC_READY 0x%08X.Cipher mode 0x%x Sec mode 0x%x status 0x%x\n", + scratch3_value, + pm8001_ha->encrypt_info.cipher_mode, + pm8001_ha->encrypt_info.sec_mode, + pm8001_ha->encrypt_info.status); ret = 0; } else if ((scratch3_value & SCRATCH_PAD3_ENC_READY) == SCRATCH_PAD3_ENC_DISABLED) { - PM8001_INIT_DBG(pm8001_ha, pm8001_printk( - "Encryption: SCRATCH_PAD3_ENC_DISABLED 0x%08X\n", - scratch3_value)); + pm8001_dbg(pm8001_ha, INIT, + "Encryption: SCRATCH_PAD3_ENC_DISABLED 0x%08X\n", + scratch3_value); pm8001_ha->encrypt_info.status = 0xFFFFFFFF; pm8001_ha->encrypt_info.cipher_mode = 0; pm8001_ha->encrypt_info.sec_mode = 0; @@ -1377,12 +1348,12 @@ pm80xx_get_encrypt_info(struct pm8001_hba_info *pm8001_ha) if ((scratch3_value & SCRATCH_PAD3_SM_MASK) == SCRATCH_PAD3_SMB_ENABLED) pm8001_ha->encrypt_info.sec_mode = SEC_MODE_SMB; - PM8001_INIT_DBG(pm8001_ha, pm8001_printk( - "Encryption: SCRATCH_PAD3_DIS_ERR 0x%08X." - "Cipher mode 0x%x sec mode 0x%x status 0x%x\n", - scratch3_value, pm8001_ha->encrypt_info.cipher_mode, - pm8001_ha->encrypt_info.sec_mode, - pm8001_ha->encrypt_info.status)); + pm8001_dbg(pm8001_ha, INIT, + "Encryption: SCRATCH_PAD3_DIS_ERR 0x%08X.Cipher mode 0x%x sec mode 0x%x status 0x%x\n", + scratch3_value, + pm8001_ha->encrypt_info.cipher_mode, + pm8001_ha->encrypt_info.sec_mode, + pm8001_ha->encrypt_info.status); } else if ((scratch3_value & SCRATCH_PAD3_ENC_MASK) == SCRATCH_PAD3_ENC_ENA_ERR) { @@ -1400,12 +1371,12 @@ pm80xx_get_encrypt_info(struct pm8001_hba_info *pm8001_ha) SCRATCH_PAD3_SMB_ENABLED) pm8001_ha->encrypt_info.sec_mode = SEC_MODE_SMB; - PM8001_INIT_DBG(pm8001_ha, pm8001_printk( - "Encryption: SCRATCH_PAD3_ENA_ERR 0x%08X." - "Cipher mode 0x%x sec mode 0x%x status 0x%x\n", - scratch3_value, pm8001_ha->encrypt_info.cipher_mode, - pm8001_ha->encrypt_info.sec_mode, - pm8001_ha->encrypt_info.status)); + pm8001_dbg(pm8001_ha, INIT, + "Encryption: SCRATCH_PAD3_ENA_ERR 0x%08X.Cipher mode 0x%x sec mode 0x%x status 0x%x\n", + scratch3_value, + pm8001_ha->encrypt_info.cipher_mode, + pm8001_ha->encrypt_info.sec_mode, + pm8001_ha->encrypt_info.status); } return ret; } @@ -1435,9 +1406,9 @@ static int pm80xx_encrypt_update(struct pm8001_hba_info *pm8001_ha) payload.new_curidx_ksop = ((1 << 24) | (1 << 16) | (1 << 8) | KEK_MGMT_SUBOP_KEYCARDUPDATE); - PM8001_DEV_DBG(pm8001_ha, pm8001_printk( - "Saving Encryption info to flash. payload 0x%x\n", - payload.new_curidx_ksop)); + pm8001_dbg(pm8001_ha, DEV, + "Saving Encryption info to flash. payload 0x%x\n", + payload.new_curidx_ksop); rc = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &payload, sizeof(payload), 0); @@ -1458,8 +1429,7 @@ static int pm80xx_chip_init(struct pm8001_hba_info *pm8001_ha) /* check the firmware status */ if (-1 == check_fw_ready(pm8001_ha)) { - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("Firmware is not ready!\n")); + pm8001_dbg(pm8001_ha, FAIL, "Firmware is not ready!\n"); return -EBUSY; } @@ -1483,8 +1453,7 @@ static int pm80xx_chip_init(struct pm8001_hba_info *pm8001_ha) } /* notify firmware update finished and check initialization status */ if (0 == mpi_init_check(pm8001_ha)) { - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("MPI initialize successful!\n")); + pm8001_dbg(pm8001_ha, INIT, "MPI initialize successful!\n"); } else return -EBUSY; @@ -1493,16 +1462,13 @@ static int pm80xx_chip_init(struct pm8001_hba_info *pm8001_ha) /* Check for encryption */ if (pm8001_ha->chip->encrypt) { - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("Checking for encryption\n")); + pm8001_dbg(pm8001_ha, INIT, "Checking for encryption\n"); ret = pm80xx_get_encrypt_info(pm8001_ha); if (ret == -1) { - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("Encryption error !!\n")); + pm8001_dbg(pm8001_ha, INIT, "Encryption error !!\n"); if (pm8001_ha->encrypt_info.status == 0x81) { - PM8001_INIT_DBG(pm8001_ha, pm8001_printk( - "Encryption enabled with error." - "Saving encryption key to flash\n")); + pm8001_dbg(pm8001_ha, INIT, + "Encryption enabled with error.Saving encryption key to flash\n"); pm80xx_encrypt_update(pm8001_ha); } } @@ -1533,8 +1499,7 @@ static int mpi_uninit_check(struct pm8001_hba_info *pm8001_ha) } while ((value != 0) && (--max_wait_count)); if (!max_wait_count) { - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("TIMEOUT:IBDB value/=%x\n", value)); + pm8001_dbg(pm8001_ha, FAIL, "TIMEOUT:IBDB value/=%x\n", value); return -1; } @@ -1551,9 +1516,8 @@ static int mpi_uninit_check(struct pm8001_hba_info *pm8001_ha) break; } while (--max_wait_count); if (!max_wait_count) { - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk(" TIME OUT MPI State = 0x%x\n", - gst_len_mpistate & GST_MPI_STATE_MASK)); + pm8001_dbg(pm8001_ha, FAIL, " TIME OUT MPI State = 0x%x\n", + gst_len_mpistate & GST_MPI_STATE_MASK); return -1; } @@ -1581,9 +1545,9 @@ pm80xx_chip_soft_rst(struct pm8001_hba_info *pm8001_ha) u32 r1 = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1); u32 r2 = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_2); u32 r3 = pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_3); - PM8001_FAIL_DBG(pm8001_ha, pm8001_printk( - "MPI state is not ready scratch: %x:%x:%x:%x\n", - r0, r1, r2, r3)); + pm8001_dbg(pm8001_ha, FAIL, + "MPI state is not ready scratch: %x:%x:%x:%x\n", + r0, r1, r2, r3); /* if things aren't ready but the bootloader is ok then * try the reset anyway. */ @@ -1593,25 +1557,25 @@ pm80xx_chip_soft_rst(struct pm8001_hba_info *pm8001_ha) } /* checked for reset register normal state; 0x0 */ regval = pm8001_cr32(pm8001_ha, 0, SPC_REG_SOFT_RESET); - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("reset register before write : 0x%x\n", regval)); + pm8001_dbg(pm8001_ha, INIT, "reset register before write : 0x%x\n", + regval); pm8001_cw32(pm8001_ha, 0, SPC_REG_SOFT_RESET, SPCv_NORMAL_RESET_VALUE); msleep(500); regval = pm8001_cr32(pm8001_ha, 0, SPC_REG_SOFT_RESET); - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("reset register after write 0x%x\n", regval)); + pm8001_dbg(pm8001_ha, INIT, "reset register after write 0x%x\n", + regval); if ((regval & SPCv_SOFT_RESET_READ_MASK) == SPCv_SOFT_RESET_NORMAL_RESET_OCCURED) { - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk(" soft reset successful [regval: 0x%x]\n", - regval)); + pm8001_dbg(pm8001_ha, MSG, + " soft reset successful [regval: 0x%x]\n", + regval); } else { - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk(" soft reset failed [regval: 0x%x]\n", - regval)); + pm8001_dbg(pm8001_ha, MSG, + " soft reset failed [regval: 0x%x]\n", + regval); /* check bootloader is successfully executed or in HDA mode */ bootloader_state = @@ -1619,28 +1583,27 @@ pm80xx_chip_soft_rst(struct pm8001_hba_info *pm8001_ha) SCRATCH_PAD1_BOOTSTATE_MASK; if (bootloader_state == SCRATCH_PAD1_BOOTSTATE_HDA_SEEPROM) { - PM8001_MSG_DBG(pm8001_ha, pm8001_printk( - "Bootloader state - HDA mode SEEPROM\n")); + pm8001_dbg(pm8001_ha, MSG, + "Bootloader state - HDA mode SEEPROM\n"); } else if (bootloader_state == SCRATCH_PAD1_BOOTSTATE_HDA_BOOTSTRAP) { - PM8001_MSG_DBG(pm8001_ha, pm8001_printk( - "Bootloader state - HDA mode Bootstrap Pin\n")); + pm8001_dbg(pm8001_ha, MSG, + "Bootloader state - HDA mode Bootstrap Pin\n"); } else if (bootloader_state == SCRATCH_PAD1_BOOTSTATE_HDA_SOFTRESET) { - PM8001_MSG_DBG(pm8001_ha, pm8001_printk( - "Bootloader state - HDA mode soft reset\n")); + pm8001_dbg(pm8001_ha, MSG, + "Bootloader state - HDA mode soft reset\n"); } else if (bootloader_state == SCRATCH_PAD1_BOOTSTATE_CRIT_ERROR) { - PM8001_MSG_DBG(pm8001_ha, pm8001_printk( - "Bootloader state-HDA mode critical error\n")); + pm8001_dbg(pm8001_ha, MSG, + "Bootloader state-HDA mode critical error\n"); } return -EBUSY; } /* check the firmware status after reset */ if (-1 == check_fw_ready(pm8001_ha)) { - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("Firmware is not ready!\n")); + pm8001_dbg(pm8001_ha, FAIL, "Firmware is not ready!\n"); /* check iButton feature support for motherboard controller */ if (pm8001_ha->pdev->subsystem_vendor != PCI_VENDOR_ID_ADAPTEC2 && @@ -1652,21 +1615,18 @@ pm80xx_chip_soft_rst(struct pm8001_hba_info *pm8001_ha) ibutton1 = pm8001_cr32(pm8001_ha, 0, MSGU_HOST_SCRATCH_PAD_7); if (!ibutton0 && !ibutton1) { - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("iButton Feature is" - " not Available!!!\n")); + pm8001_dbg(pm8001_ha, FAIL, + "iButton Feature is not Available!!!\n"); return -EBUSY; } if (ibutton0 == 0xdeadbeef && ibutton1 == 0xdeadbeef) { - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("CRC Check for iButton" - " Feature Failed!!!\n")); + pm8001_dbg(pm8001_ha, FAIL, + "CRC Check for iButton Feature Failed!!!\n"); return -EBUSY; } } } - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("SPCv soft reset Complete\n")); + pm8001_dbg(pm8001_ha, INIT, "SPCv soft reset Complete\n"); return 0; } @@ -1674,13 +1634,11 @@ static void pm80xx_hw_chip_rst(struct pm8001_hba_info *pm8001_ha) { u32 i; - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("chip reset start\n")); + pm8001_dbg(pm8001_ha, INIT, "chip reset start\n"); /* do SPCv chip reset. */ pm8001_cw32(pm8001_ha, 0, SPC_REG_SOFT_RESET, 0x11); - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("SPC soft reset Complete\n")); + pm8001_dbg(pm8001_ha, INIT, "SPC soft reset Complete\n"); /* Check this ..whether delay is required or no */ /* delay 10 usec */ @@ -1692,8 +1650,7 @@ static void pm80xx_hw_chip_rst(struct pm8001_hba_info *pm8001_ha) mdelay(1); } while ((--i) != 0); - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("chip reset finished\n")); + pm8001_dbg(pm8001_ha, INIT, "chip reset finished\n"); } /** @@ -1769,15 +1726,14 @@ static void pm80xx_send_abort_all(struct pm8001_hba_info *pm8001_ha, int ret; if (!pm8001_ha_dev) { - PM8001_FAIL_DBG(pm8001_ha, pm8001_printk("dev is null\n")); + pm8001_dbg(pm8001_ha, FAIL, "dev is null\n"); return; } task = sas_alloc_slow_task(GFP_ATOMIC); if (!task) { - PM8001_FAIL_DBG(pm8001_ha, pm8001_printk("cannot " - "allocate task\n")); + pm8001_dbg(pm8001_ha, FAIL, "cannot allocate task\n"); return; } @@ -1803,8 +1759,7 @@ static void pm80xx_send_abort_all(struct pm8001_hba_info *pm8001_ha, ret = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &task_abort, sizeof(task_abort), 0); - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("Executing abort task end\n")); + pm8001_dbg(pm8001_ha, FAIL, "Executing abort task end\n"); if (ret) { sas_free_task(task); pm8001_tag_free(pm8001_ha, ccb_tag); @@ -1827,8 +1782,7 @@ static void pm80xx_send_read_log(struct pm8001_hba_info *pm8001_ha, task = sas_alloc_slow_task(GFP_ATOMIC); if (!task) { - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("cannot allocate task !!!\n")); + pm8001_dbg(pm8001_ha, FAIL, "cannot allocate task !!!\n"); return; } task->task_done = pm8001_task_done; @@ -1836,8 +1790,7 @@ static void pm80xx_send_read_log(struct pm8001_hba_info *pm8001_ha, res = pm8001_tag_alloc(pm8001_ha, &ccb_tag); if (res) { sas_free_task(task); - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("cannot allocate tag !!!\n")); + pm8001_dbg(pm8001_ha, FAIL, "cannot allocate tag !!!\n"); return; } @@ -1848,8 +1801,8 @@ static void pm80xx_send_read_log(struct pm8001_hba_info *pm8001_ha, if (!dev) { sas_free_task(task); pm8001_tag_free(pm8001_ha, ccb_tag); - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("Domain device cannot be allocated\n")); + pm8001_dbg(pm8001_ha, FAIL, + "Domain device cannot be allocated\n"); return; } @@ -1882,7 +1835,7 @@ static void pm80xx_send_read_log(struct pm8001_hba_info *pm8001_ha, res = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &sata_cmd, sizeof(sata_cmd), 0); - PM8001_FAIL_DBG(pm8001_ha, pm8001_printk("Executing read log end\n")); + pm8001_dbg(pm8001_ha, FAIL, "Executing read log end\n"); if (res) { sas_free_task(task); pm8001_tag_free(pm8001_ha, ccb_tag); @@ -1928,27 +1881,24 @@ mpi_ssp_completion(struct pm8001_hba_info *pm8001_ha , void *piomb) t = ccb->task; if (status && status != IO_UNDERFLOW) - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("sas IO status 0x%x\n", status)); + pm8001_dbg(pm8001_ha, FAIL, "sas IO status 0x%x\n", status); if (unlikely(!t || !t->lldd_task || !t->dev)) return; ts = &t->task_status; - PM8001_DEV_DBG(pm8001_ha, pm8001_printk( - "tag::0x%x, status::0x%x task::0x%p\n", tag, status, t)); + pm8001_dbg(pm8001_ha, DEV, + "tag::0x%x, status::0x%x task::0x%p\n", tag, status, t); /* Print sas address of IO failed device */ if ((status != IO_SUCCESS) && (status != IO_OVERFLOW) && (status != IO_UNDERFLOW)) - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("SAS Address of IO Failure Drive" - ":%016llx", SAS_ADDR(t->dev->sas_addr))); + pm8001_dbg(pm8001_ha, FAIL, "SAS Address of IO Failure Drive:%016llx\n", + SAS_ADDR(t->dev->sas_addr)); switch (status) { case IO_SUCCESS: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_SUCCESS ,param = 0x%x\n", - param)); + pm8001_dbg(pm8001_ha, IO, "IO_SUCCESS ,param = 0x%x\n", + param); if (param == 0) { ts->resp = SAS_TASK_COMPLETE; ts->stat = SAM_STAT_GOOD; @@ -1960,73 +1910,83 @@ mpi_ssp_completion(struct pm8001_hba_info *pm8001_ha , void *piomb) sas_ssp_task_response(pm8001_ha->dev, t, iu); } if (pm8001_dev) - pm8001_dev->running_req--; + atomic_dec(&pm8001_dev->running_req); break; case IO_ABORTED: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_ABORTED IOMB Tag\n")); + pm8001_dbg(pm8001_ha, IO, "IO_ABORTED IOMB Tag\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_ABORTED_TASK; + if (pm8001_dev) + atomic_dec(&pm8001_dev->running_req); break; case IO_UNDERFLOW: /* SSP Completion with error */ - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_UNDERFLOW ,param = 0x%x\n", - param)); + pm8001_dbg(pm8001_ha, IO, "IO_UNDERFLOW ,param = 0x%x\n", + param); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_DATA_UNDERRUN; ts->residual = param; if (pm8001_dev) - pm8001_dev->running_req--; + atomic_dec(&pm8001_dev->running_req); break; case IO_NO_DEVICE: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_NO_DEVICE\n")); + pm8001_dbg(pm8001_ha, IO, "IO_NO_DEVICE\n"); ts->resp = SAS_TASK_UNDELIVERED; ts->stat = SAS_PHY_DOWN; + if (pm8001_dev) + atomic_dec(&pm8001_dev->running_req); break; case IO_XFER_ERROR_BREAK: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_BREAK\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_BREAK\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; /* Force the midlayer to retry */ ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; + if (pm8001_dev) + atomic_dec(&pm8001_dev->running_req); break; case IO_XFER_ERROR_PHY_NOT_READY: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_PHY_NOT_READY\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_PHY_NOT_READY\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; + if (pm8001_dev) + atomic_dec(&pm8001_dev->running_req); break; case IO_XFER_ERROR_INVALID_SSP_RSP_FRAME: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_INVALID_SSP_RSP_FRAME\n")); + pm8001_dbg(pm8001_ha, IO, + "IO_XFER_ERROR_INVALID_SSP_RSP_FRAME\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; + if (pm8001_dev) + atomic_dec(&pm8001_dev->running_req); break; case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED\n")); + pm8001_dbg(pm8001_ha, IO, + "IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_EPROTO; + if (pm8001_dev) + atomic_dec(&pm8001_dev->running_req); break; case IO_OPEN_CNX_ERROR_ZONE_VIOLATION: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n")); + pm8001_dbg(pm8001_ha, IO, + "IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_UNKNOWN; + if (pm8001_dev) + atomic_dec(&pm8001_dev->running_req); break; case IO_OPEN_CNX_ERROR_BREAK: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_OPEN_CNX_ERROR_BREAK\n")); + pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_BREAK\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; + if (pm8001_dev) + atomic_dec(&pm8001_dev->running_req); break; case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS: case IO_XFER_OPEN_RETRY_BACKOFF_THRESHOLD_REACHED: @@ -2034,8 +1994,7 @@ mpi_ssp_completion(struct pm8001_hba_info *pm8001_ha , void *piomb) case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_NO_DEST: case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_OPEN_COLLIDE: case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_PATHWAY_BLOCKED: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n")); + pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_UNKNOWN; @@ -2045,67 +2004,78 @@ mpi_ssp_completion(struct pm8001_hba_info *pm8001_ha , void *piomb) IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS); break; case IO_OPEN_CNX_ERROR_BAD_DESTINATION: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_OPEN_CNX_ERROR_BAD_DESTINATION\n")); + pm8001_dbg(pm8001_ha, IO, + "IO_OPEN_CNX_ERROR_BAD_DESTINATION\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_BAD_DEST; + if (pm8001_dev) + atomic_dec(&pm8001_dev->running_req); break; case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED: - PM8001_IO_DBG(pm8001_ha, pm8001_printk( - "IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED\n")); + pm8001_dbg(pm8001_ha, IO, + "IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_CONN_RATE; + if (pm8001_dev) + atomic_dec(&pm8001_dev->running_req); break; case IO_OPEN_CNX_ERROR_WRONG_DESTINATION: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n")); + pm8001_dbg(pm8001_ha, IO, + "IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n"); ts->resp = SAS_TASK_UNDELIVERED; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_WRONG_DEST; + if (pm8001_dev) + atomic_dec(&pm8001_dev->running_req); break; case IO_XFER_ERROR_NAK_RECEIVED: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_NAK_RECEIVED\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_NAK_RECEIVED\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; + if (pm8001_dev) + atomic_dec(&pm8001_dev->running_req); break; case IO_XFER_ERROR_ACK_NAK_TIMEOUT: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_ACK_NAK_TIMEOUT\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_ACK_NAK_TIMEOUT\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_NAK_R_ERR; + if (pm8001_dev) + atomic_dec(&pm8001_dev->running_req); break; case IO_XFER_ERROR_DMA: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_DMA\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_DMA\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; + if (pm8001_dev) + atomic_dec(&pm8001_dev->running_req); break; case IO_XFER_OPEN_RETRY_TIMEOUT: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_OPEN_RETRY_TIMEOUT\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_OPEN_RETRY_TIMEOUT\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; + if (pm8001_dev) + atomic_dec(&pm8001_dev->running_req); break; case IO_XFER_ERROR_OFFSET_MISMATCH: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_OFFSET_MISMATCH\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_OFFSET_MISMATCH\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; + if (pm8001_dev) + atomic_dec(&pm8001_dev->running_req); break; case IO_PORT_IN_RESET: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_PORT_IN_RESET\n")); + pm8001_dbg(pm8001_ha, IO, "IO_PORT_IN_RESET\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; + if (pm8001_dev) + atomic_dec(&pm8001_dev->running_req); break; case IO_DS_NON_OPERATIONAL: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_DS_NON_OPERATIONAL\n")); + pm8001_dbg(pm8001_ha, IO, "IO_DS_NON_OPERATIONAL\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; if (!t->uldd_task) @@ -2114,51 +2084,55 @@ mpi_ssp_completion(struct pm8001_hba_info *pm8001_ha , void *piomb) IO_DS_NON_OPERATIONAL); break; case IO_DS_IN_RECOVERY: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_DS_IN_RECOVERY\n")); + pm8001_dbg(pm8001_ha, IO, "IO_DS_IN_RECOVERY\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; + if (pm8001_dev) + atomic_dec(&pm8001_dev->running_req); break; case IO_TM_TAG_NOT_FOUND: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_TM_TAG_NOT_FOUND\n")); + pm8001_dbg(pm8001_ha, IO, "IO_TM_TAG_NOT_FOUND\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; + if (pm8001_dev) + atomic_dec(&pm8001_dev->running_req); break; case IO_SSP_EXT_IU_ZERO_LEN_ERROR: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_SSP_EXT_IU_ZERO_LEN_ERROR\n")); + pm8001_dbg(pm8001_ha, IO, "IO_SSP_EXT_IU_ZERO_LEN_ERROR\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; + if (pm8001_dev) + atomic_dec(&pm8001_dev->running_req); break; case IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY\n")); + pm8001_dbg(pm8001_ha, IO, + "IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; + if (pm8001_dev) + atomic_dec(&pm8001_dev->running_req); break; default: - PM8001_DEVIO_DBG(pm8001_ha, - pm8001_printk("Unknown status 0x%x\n", status)); + pm8001_dbg(pm8001_ha, DEVIO, "Unknown status 0x%x\n", status); /* not allowed case. Therefore, return failed status */ ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; + if (pm8001_dev) + atomic_dec(&pm8001_dev->running_req); break; } - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("scsi_status = 0x%x\n ", - psspPayload->ssp_resp_iu.status)); + pm8001_dbg(pm8001_ha, IO, "scsi_status = 0x%x\n ", + psspPayload->ssp_resp_iu.status); spin_lock_irqsave(&t->task_state_lock, flags); t->task_state_flags &= ~SAS_TASK_STATE_PENDING; t->task_state_flags &= ~SAS_TASK_AT_INITIATOR; t->task_state_flags |= SAS_TASK_STATE_DONE; if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) { spin_unlock_irqrestore(&t->task_state_lock, flags); - PM8001_FAIL_DBG(pm8001_ha, pm8001_printk( - "task 0x%p done with io_status 0x%x resp 0x%x " - "stat 0x%x but aborted by upper layer!\n", - t, status, ts->resp, ts->stat)); + pm8001_dbg(pm8001_ha, FAIL, + "task 0x%p done with io_status 0x%x resp 0x%x stat 0x%x but aborted by upper layer!\n", + t, status, ts->resp, ts->stat); if (t->slow_task) complete(&t->slow_task->completion); pm8001_ccb_task_free(pm8001_ha, t, ccb, tag); @@ -2188,52 +2162,47 @@ static void mpi_ssp_event(struct pm8001_hba_info *pm8001_ha , void *piomb) t = ccb->task; pm8001_dev = ccb->device; if (event) - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("sas IO status 0x%x\n", event)); + pm8001_dbg(pm8001_ha, FAIL, "sas IO status 0x%x\n", event); if (unlikely(!t || !t->lldd_task || !t->dev)) return; ts = &t->task_status; - PM8001_IOERR_DBG(pm8001_ha, - pm8001_printk("port_id:0x%x, tag:0x%x, event:0x%x\n", - port_id, tag, event)); + pm8001_dbg(pm8001_ha, IOERR, "port_id:0x%x, tag:0x%x, event:0x%x\n", + port_id, tag, event); switch (event) { case IO_OVERFLOW: - PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_UNDERFLOW\n");) + pm8001_dbg(pm8001_ha, IO, "IO_UNDERFLOW\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_DATA_OVERRUN; ts->residual = 0; if (pm8001_dev) - pm8001_dev->running_req--; + atomic_dec(&pm8001_dev->running_req); break; case IO_XFER_ERROR_BREAK: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_BREAK\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_BREAK\n"); pm8001_handle_event(pm8001_ha, t, IO_XFER_ERROR_BREAK); return; case IO_XFER_ERROR_PHY_NOT_READY: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_PHY_NOT_READY\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_PHY_NOT_READY\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; break; case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED: - PM8001_IO_DBG(pm8001_ha, pm8001_printk( - "IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED\n")); + pm8001_dbg(pm8001_ha, IO, + "IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_EPROTO; break; case IO_OPEN_CNX_ERROR_ZONE_VIOLATION: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n")); + pm8001_dbg(pm8001_ha, IO, + "IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_UNKNOWN; break; case IO_OPEN_CNX_ERROR_BREAK: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_OPEN_CNX_ERROR_BREAK\n")); + pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_BREAK\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; @@ -2244,8 +2213,7 @@ static void mpi_ssp_event(struct pm8001_hba_info *pm8001_ha , void *piomb) case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_NO_DEST: case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_OPEN_COLLIDE: case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_PATHWAY_BLOCKED: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n")); + pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_UNKNOWN; @@ -2255,94 +2223,86 @@ static void mpi_ssp_event(struct pm8001_hba_info *pm8001_ha , void *piomb) IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS); break; case IO_OPEN_CNX_ERROR_BAD_DESTINATION: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_OPEN_CNX_ERROR_BAD_DESTINATION\n")); + pm8001_dbg(pm8001_ha, IO, + "IO_OPEN_CNX_ERROR_BAD_DESTINATION\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_BAD_DEST; break; case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED: - PM8001_IO_DBG(pm8001_ha, pm8001_printk( - "IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED\n")); + pm8001_dbg(pm8001_ha, IO, + "IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_CONN_RATE; break; case IO_OPEN_CNX_ERROR_WRONG_DESTINATION: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n")); + pm8001_dbg(pm8001_ha, IO, + "IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_WRONG_DEST; break; case IO_XFER_ERROR_NAK_RECEIVED: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_NAK_RECEIVED\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_NAK_RECEIVED\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; break; case IO_XFER_ERROR_ACK_NAK_TIMEOUT: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_ACK_NAK_TIMEOUT\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_ACK_NAK_TIMEOUT\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_NAK_R_ERR; break; case IO_XFER_OPEN_RETRY_TIMEOUT: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_OPEN_RETRY_TIMEOUT\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_OPEN_RETRY_TIMEOUT\n"); pm8001_handle_event(pm8001_ha, t, IO_XFER_OPEN_RETRY_TIMEOUT); return; case IO_XFER_ERROR_UNEXPECTED_PHASE: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_UNEXPECTED_PHASE\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_UNEXPECTED_PHASE\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_DATA_OVERRUN; break; case IO_XFER_ERROR_XFER_RDY_OVERRUN: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_XFER_RDY_OVERRUN\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_XFER_RDY_OVERRUN\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_DATA_OVERRUN; break; case IO_XFER_ERROR_XFER_RDY_NOT_EXPECTED: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_XFER_RDY_NOT_EXPECTED\n")); + pm8001_dbg(pm8001_ha, IO, + "IO_XFER_ERROR_XFER_RDY_NOT_EXPECTED\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_DATA_OVERRUN; break; case IO_XFER_ERROR_CMD_ISSUE_ACK_NAK_TIMEOUT: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_CMD_ISSUE_ACK_NAK_TIMEOUT\n")); + pm8001_dbg(pm8001_ha, IO, + "IO_XFER_ERROR_CMD_ISSUE_ACK_NAK_TIMEOUT\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_DATA_OVERRUN; break; case IO_XFER_ERROR_OFFSET_MISMATCH: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_OFFSET_MISMATCH\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_OFFSET_MISMATCH\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_DATA_OVERRUN; break; case IO_XFER_ERROR_XFER_ZERO_DATA_LEN: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_XFER_ZERO_DATA_LEN\n")); + pm8001_dbg(pm8001_ha, IO, + "IO_XFER_ERROR_XFER_ZERO_DATA_LEN\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_DATA_OVERRUN; break; case IO_XFER_ERROR_INTERNAL_CRC_ERROR: - PM8001_IOERR_DBG(pm8001_ha, - pm8001_printk("IO_XFR_ERROR_INTERNAL_CRC_ERROR\n")); + pm8001_dbg(pm8001_ha, IOERR, + "IO_XFR_ERROR_INTERNAL_CRC_ERROR\n"); /* TBC: used default set values */ ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_DATA_OVERRUN; break; case IO_XFER_CMD_FRAME_ISSUED: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_CMD_FRAME_ISSUED\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_CMD_FRAME_ISSUED\n"); return; default: - PM8001_DEVIO_DBG(pm8001_ha, - pm8001_printk("Unknown status 0x%x\n", event)); + pm8001_dbg(pm8001_ha, DEVIO, "Unknown status 0x%x\n", event); /* not allowed case. Therefore, return failed status */ ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_DATA_OVERRUN; @@ -2354,10 +2314,9 @@ static void mpi_ssp_event(struct pm8001_hba_info *pm8001_ha , void *piomb) t->task_state_flags |= SAS_TASK_STATE_DONE; if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) { spin_unlock_irqrestore(&t->task_state_lock, flags); - PM8001_FAIL_DBG(pm8001_ha, pm8001_printk( - "task 0x%p done with event 0x%x resp 0x%x " - "stat 0x%x but aborted by upper layer!\n", - t, event, ts->resp, ts->stat)); + pm8001_dbg(pm8001_ha, FAIL, + "task 0x%p done with event 0x%x resp 0x%x stat 0x%x but aborted by upper layer!\n", + t, event, ts->resp, ts->stat); pm8001_ccb_task_free(pm8001_ha, t, ccb, tag); } else { spin_unlock_irqrestore(&t->task_state_lock, flags); @@ -2392,8 +2351,7 @@ mpi_sata_completion(struct pm8001_hba_info *pm8001_ha, void *piomb) tag = le32_to_cpu(psataPayload->tag); if (!tag) { - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("tag null\n")); + pm8001_dbg(pm8001_ha, FAIL, "tag null\n"); return; } ccb = &pm8001_ha->ccb_info[tag]; @@ -2402,8 +2360,7 @@ mpi_sata_completion(struct pm8001_hba_info *pm8001_ha, void *piomb) t = ccb->task; pm8001_dev = ccb->device; } else { - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("ccb null\n")); + pm8001_dbg(pm8001_ha, FAIL, "ccb null\n"); return; } @@ -2411,29 +2368,26 @@ mpi_sata_completion(struct pm8001_hba_info *pm8001_ha, void *piomb) if (t->dev && (t->dev->lldd_dev)) pm8001_dev = t->dev->lldd_dev; } else { - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("task null\n")); + pm8001_dbg(pm8001_ha, FAIL, "task null\n"); return; } if ((pm8001_dev && !(pm8001_dev->id & NCQ_READ_LOG_FLAG)) && unlikely(!t || !t->lldd_task || !t->dev)) { - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("task or dev null\n")); + pm8001_dbg(pm8001_ha, FAIL, "task or dev null\n"); return; } ts = &t->task_status; if (!ts) { - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("ts null\n")); + pm8001_dbg(pm8001_ha, FAIL, "ts null\n"); return; } if (unlikely(status)) - PM8001_IOERR_DBG(pm8001_ha, pm8001_printk( - "status:0x%x, tag:0x%x, task::0x%p\n", - status, tag, t)); + pm8001_dbg(pm8001_ha, IOERR, + "status:0x%x, tag:0x%x, task::0x%p\n", + status, tag, t); /* Print sas address of IO failed device */ if ((status != IO_SUCCESS) && (status != IO_OVERFLOW) && @@ -2465,20 +2419,20 @@ mpi_sata_completion(struct pm8001_hba_info *pm8001_ha, void *piomb) & 0xff000000)) + pm8001_dev->attached_phy + 0x10); - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("SAS Address of IO Failure Drive:" - "%08x%08x", temp_sata_addr_hi, - temp_sata_addr_low)); + pm8001_dbg(pm8001_ha, FAIL, + "SAS Address of IO Failure Drive:%08x%08x\n", + temp_sata_addr_hi, + temp_sata_addr_low); } else { - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("SAS Address of IO Failure Drive:" - "%016llx", SAS_ADDR(t->dev->sas_addr))); + pm8001_dbg(pm8001_ha, FAIL, + "SAS Address of IO Failure Drive:%016llx\n", + SAS_ADDR(t->dev->sas_addr)); } } switch (status) { case IO_SUCCESS: - PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_SUCCESS\n")); + pm8001_dbg(pm8001_ha, IO, "IO_SUCCESS\n"); if (param == 0) { ts->resp = SAS_TASK_COMPLETE; ts->stat = SAM_STAT_GOOD; @@ -2500,94 +2454,100 @@ mpi_sata_completion(struct pm8001_hba_info *pm8001_ha, void *piomb) ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_PROTO_RESPONSE; ts->residual = param; - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("SAS_PROTO_RESPONSE len = %d\n", - param)); + pm8001_dbg(pm8001_ha, IO, + "SAS_PROTO_RESPONSE len = %d\n", + param); sata_resp = &psataPayload->sata_resp[0]; resp = (struct ata_task_resp *)ts->buf; if (t->ata_task.dma_xfer == 0 && t->data_dir == DMA_FROM_DEVICE) { len = sizeof(struct pio_setup_fis); - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("PIO read len = %d\n", len)); + pm8001_dbg(pm8001_ha, IO, + "PIO read len = %d\n", len); } else if (t->ata_task.use_ncq) { len = sizeof(struct set_dev_bits_fis); - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("FPDMA len = %d\n", len)); + pm8001_dbg(pm8001_ha, IO, "FPDMA len = %d\n", + len); } else { len = sizeof(struct dev_to_host_fis); - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("other len = %d\n", len)); + pm8001_dbg(pm8001_ha, IO, "other len = %d\n", + len); } if (SAS_STATUS_BUF_SIZE >= sizeof(*resp)) { resp->frame_len = len; memcpy(&resp->ending_fis[0], sata_resp, len); ts->buf_valid_size = sizeof(*resp); } else - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("response too large\n")); + pm8001_dbg(pm8001_ha, IO, + "response too large\n"); } if (pm8001_dev) - pm8001_dev->running_req--; + atomic_dec(&pm8001_dev->running_req); break; case IO_ABORTED: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_ABORTED IOMB Tag\n")); + pm8001_dbg(pm8001_ha, IO, "IO_ABORTED IOMB Tag\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_ABORTED_TASK; if (pm8001_dev) - pm8001_dev->running_req--; + atomic_dec(&pm8001_dev->running_req); break; /* following cases are to do cases */ case IO_UNDERFLOW: /* SATA Completion with error */ - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_UNDERFLOW param = %d\n", param)); + pm8001_dbg(pm8001_ha, IO, "IO_UNDERFLOW param = %d\n", param); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_DATA_UNDERRUN; ts->residual = param; if (pm8001_dev) - pm8001_dev->running_req--; + atomic_dec(&pm8001_dev->running_req); break; case IO_NO_DEVICE: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_NO_DEVICE\n")); + pm8001_dbg(pm8001_ha, IO, "IO_NO_DEVICE\n"); ts->resp = SAS_TASK_UNDELIVERED; ts->stat = SAS_PHY_DOWN; + if (pm8001_dev) + atomic_dec(&pm8001_dev->running_req); break; case IO_XFER_ERROR_BREAK: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_BREAK\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_BREAK\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_INTERRUPTED; + if (pm8001_dev) + atomic_dec(&pm8001_dev->running_req); break; case IO_XFER_ERROR_PHY_NOT_READY: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_PHY_NOT_READY\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_PHY_NOT_READY\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; + if (pm8001_dev) + atomic_dec(&pm8001_dev->running_req); break; case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED: - PM8001_IO_DBG(pm8001_ha, pm8001_printk( - "IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED\n")); + pm8001_dbg(pm8001_ha, IO, + "IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_EPROTO; + if (pm8001_dev) + atomic_dec(&pm8001_dev->running_req); break; case IO_OPEN_CNX_ERROR_ZONE_VIOLATION: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n")); + pm8001_dbg(pm8001_ha, IO, + "IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_UNKNOWN; + if (pm8001_dev) + atomic_dec(&pm8001_dev->running_req); break; case IO_OPEN_CNX_ERROR_BREAK: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_OPEN_CNX_ERROR_BREAK\n")); + pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_BREAK\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_RSVD_CONT0; + if (pm8001_dev) + atomic_dec(&pm8001_dev->running_req); break; case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS: case IO_XFER_OPEN_RETRY_BACKOFF_THRESHOLD_REACHED: @@ -2595,8 +2555,7 @@ mpi_sata_completion(struct pm8001_hba_info *pm8001_ha, void *piomb) case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_NO_DEST: case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_OPEN_COLLIDE: case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_PATHWAY_BLOCKED: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n")); + pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_DEV_NO_RESPONSE; if (!t->uldd_task) { @@ -2610,8 +2569,8 @@ mpi_sata_completion(struct pm8001_hba_info *pm8001_ha, void *piomb) } break; case IO_OPEN_CNX_ERROR_BAD_DESTINATION: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_OPEN_CNX_ERROR_BAD_DESTINATION\n")); + pm8001_dbg(pm8001_ha, IO, + "IO_OPEN_CNX_ERROR_BAD_DESTINATION\n"); ts->resp = SAS_TASK_UNDELIVERED; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_BAD_DEST; @@ -2626,15 +2585,17 @@ mpi_sata_completion(struct pm8001_hba_info *pm8001_ha, void *piomb) } break; case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED: - PM8001_IO_DBG(pm8001_ha, pm8001_printk( - "IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED\n")); + pm8001_dbg(pm8001_ha, IO, + "IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_CONN_RATE; + if (pm8001_dev) + atomic_dec(&pm8001_dev->running_req); break; case IO_OPEN_CNX_ERROR_STP_RESOURCES_BUSY: - PM8001_IO_DBG(pm8001_ha, pm8001_printk( - "IO_OPEN_CNX_ERROR_STP_RESOURCES_BUSY\n")); + pm8001_dbg(pm8001_ha, IO, + "IO_OPEN_CNX_ERROR_STP_RESOURCES_BUSY\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_DEV_NO_RESPONSE; if (!t->uldd_task) { @@ -2648,57 +2609,65 @@ mpi_sata_completion(struct pm8001_hba_info *pm8001_ha, void *piomb) } break; case IO_OPEN_CNX_ERROR_WRONG_DESTINATION: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n")); + pm8001_dbg(pm8001_ha, IO, + "IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_WRONG_DEST; + if (pm8001_dev) + atomic_dec(&pm8001_dev->running_req); break; case IO_XFER_ERROR_NAK_RECEIVED: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_NAK_RECEIVED\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_NAK_RECEIVED\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_NAK_R_ERR; + if (pm8001_dev) + atomic_dec(&pm8001_dev->running_req); break; case IO_XFER_ERROR_ACK_NAK_TIMEOUT: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_ACK_NAK_TIMEOUT\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_ACK_NAK_TIMEOUT\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_NAK_R_ERR; + if (pm8001_dev) + atomic_dec(&pm8001_dev->running_req); break; case IO_XFER_ERROR_DMA: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_DMA\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_DMA\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_ABORTED_TASK; + if (pm8001_dev) + atomic_dec(&pm8001_dev->running_req); break; case IO_XFER_ERROR_SATA_LINK_TIMEOUT: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_SATA_LINK_TIMEOUT\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_SATA_LINK_TIMEOUT\n"); ts->resp = SAS_TASK_UNDELIVERED; ts->stat = SAS_DEV_NO_RESPONSE; + if (pm8001_dev) + atomic_dec(&pm8001_dev->running_req); break; case IO_XFER_ERROR_REJECTED_NCQ_MODE: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_REJECTED_NCQ_MODE\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_REJECTED_NCQ_MODE\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_DATA_UNDERRUN; + if (pm8001_dev) + atomic_dec(&pm8001_dev->running_req); break; case IO_XFER_OPEN_RETRY_TIMEOUT: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_OPEN_RETRY_TIMEOUT\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_OPEN_RETRY_TIMEOUT\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_TO; + if (pm8001_dev) + atomic_dec(&pm8001_dev->running_req); break; case IO_PORT_IN_RESET: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_PORT_IN_RESET\n")); + pm8001_dbg(pm8001_ha, IO, "IO_PORT_IN_RESET\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_DEV_NO_RESPONSE; + if (pm8001_dev) + atomic_dec(&pm8001_dev->running_req); break; case IO_DS_NON_OPERATIONAL: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_DS_NON_OPERATIONAL\n")); + pm8001_dbg(pm8001_ha, IO, "IO_DS_NON_OPERATIONAL\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_DEV_NO_RESPONSE; if (!t->uldd_task) { @@ -2711,14 +2680,14 @@ mpi_sata_completion(struct pm8001_hba_info *pm8001_ha, void *piomb) } break; case IO_DS_IN_RECOVERY: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_DS_IN_RECOVERY\n")); + pm8001_dbg(pm8001_ha, IO, "IO_DS_IN_RECOVERY\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_DEV_NO_RESPONSE; + if (pm8001_dev) + atomic_dec(&pm8001_dev->running_req); break; case IO_DS_IN_ERROR: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_DS_IN_ERROR\n")); + pm8001_dbg(pm8001_ha, IO, "IO_DS_IN_ERROR\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_DEV_NO_RESPONSE; if (!t->uldd_task) { @@ -2731,18 +2700,21 @@ mpi_sata_completion(struct pm8001_hba_info *pm8001_ha, void *piomb) } break; case IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY\n")); + pm8001_dbg(pm8001_ha, IO, + "IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; + if (pm8001_dev) + atomic_dec(&pm8001_dev->running_req); break; default: - PM8001_DEVIO_DBG(pm8001_ha, - pm8001_printk("Unknown status 0x%x\n", status)); + pm8001_dbg(pm8001_ha, DEVIO, "Unknown status 0x%x\n", status); /* not allowed case. Therefore, return failed status */ ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_DEV_NO_RESPONSE; + if (pm8001_dev) + atomic_dec(&pm8001_dev->running_req); break; } spin_lock_irqsave(&t->task_state_lock, flags); @@ -2751,10 +2723,9 @@ mpi_sata_completion(struct pm8001_hba_info *pm8001_ha, void *piomb) t->task_state_flags |= SAS_TASK_STATE_DONE; if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) { spin_unlock_irqrestore(&t->task_state_lock, flags); - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("task 0x%p done with io_status 0x%x" - " resp 0x%x stat 0x%x but aborted by upper layer!\n", - t, status, ts->resp, ts->stat)); + pm8001_dbg(pm8001_ha, FAIL, + "task 0x%p done with io_status 0x%x resp 0x%x stat 0x%x but aborted by upper layer!\n", + t, status, ts->resp, ts->stat); if (t->slow_task) complete(&t->slow_task->completion); pm8001_ccb_task_free(pm8001_ha, t, ccb, tag); @@ -2785,13 +2756,11 @@ static void mpi_sata_event(struct pm8001_hba_info *pm8001_ha , void *piomb) t = ccb->task; pm8001_dev = ccb->device; } else { - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("No CCB !!!. returning\n")); + pm8001_dbg(pm8001_ha, FAIL, "No CCB !!!. returning\n"); return; } if (event) - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("SATA EVENT 0x%x\n", event)); + pm8001_dbg(pm8001_ha, FAIL, "SATA EVENT 0x%x\n", event); /* Check if this is NCQ error */ if (event == IO_XFER_ERROR_ABORTED_NCQ_MODE) { @@ -2804,54 +2773,49 @@ static void mpi_sata_event(struct pm8001_hba_info *pm8001_ha , void *piomb) } if (unlikely(!t || !t->lldd_task || !t->dev)) { - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("task or dev null\n")); + pm8001_dbg(pm8001_ha, FAIL, "task or dev null\n"); return; } ts = &t->task_status; - PM8001_IOERR_DBG(pm8001_ha, - pm8001_printk("port_id:0x%x, tag:0x%x, event:0x%x\n", - port_id, tag, event)); + pm8001_dbg(pm8001_ha, IOERR, "port_id:0x%x, tag:0x%x, event:0x%x\n", + port_id, tag, event); switch (event) { case IO_OVERFLOW: - PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_UNDERFLOW\n")); + pm8001_dbg(pm8001_ha, IO, "IO_UNDERFLOW\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_DATA_OVERRUN; ts->residual = 0; if (pm8001_dev) - pm8001_dev->running_req--; + atomic_dec(&pm8001_dev->running_req); break; case IO_XFER_ERROR_BREAK: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_BREAK\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_BREAK\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_INTERRUPTED; break; case IO_XFER_ERROR_PHY_NOT_READY: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_PHY_NOT_READY\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_PHY_NOT_READY\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; break; case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED: - PM8001_IO_DBG(pm8001_ha, pm8001_printk( - "IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED\n")); + pm8001_dbg(pm8001_ha, IO, + "IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_EPROTO; break; case IO_OPEN_CNX_ERROR_ZONE_VIOLATION: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n")); + pm8001_dbg(pm8001_ha, IO, + "IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_UNKNOWN; break; case IO_OPEN_CNX_ERROR_BREAK: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_OPEN_CNX_ERROR_BREAK\n")); + pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_BREAK\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_RSVD_CONT0; @@ -2862,8 +2826,8 @@ static void mpi_sata_event(struct pm8001_hba_info *pm8001_ha , void *piomb) case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_NO_DEST: case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_OPEN_COLLIDE: case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_PATHWAY_BLOCKED: - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n")); + pm8001_dbg(pm8001_ha, FAIL, + "IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n"); ts->resp = SAS_TASK_UNDELIVERED; ts->stat = SAS_DEV_NO_RESPONSE; if (!t->uldd_task) { @@ -2877,107 +2841,96 @@ static void mpi_sata_event(struct pm8001_hba_info *pm8001_ha , void *piomb) } break; case IO_OPEN_CNX_ERROR_BAD_DESTINATION: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_OPEN_CNX_ERROR_BAD_DESTINATION\n")); + pm8001_dbg(pm8001_ha, IO, + "IO_OPEN_CNX_ERROR_BAD_DESTINATION\n"); ts->resp = SAS_TASK_UNDELIVERED; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_BAD_DEST; break; case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED: - PM8001_IO_DBG(pm8001_ha, pm8001_printk( - "IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED\n")); + pm8001_dbg(pm8001_ha, IO, + "IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_CONN_RATE; break; case IO_OPEN_CNX_ERROR_WRONG_DESTINATION: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n")); + pm8001_dbg(pm8001_ha, IO, + "IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_WRONG_DEST; break; case IO_XFER_ERROR_NAK_RECEIVED: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_NAK_RECEIVED\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_NAK_RECEIVED\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_NAK_R_ERR; break; case IO_XFER_ERROR_PEER_ABORTED: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_PEER_ABORTED\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_PEER_ABORTED\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_NAK_R_ERR; break; case IO_XFER_ERROR_REJECTED_NCQ_MODE: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_REJECTED_NCQ_MODE\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_REJECTED_NCQ_MODE\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_DATA_UNDERRUN; break; case IO_XFER_OPEN_RETRY_TIMEOUT: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_OPEN_RETRY_TIMEOUT\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_OPEN_RETRY_TIMEOUT\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_TO; break; case IO_XFER_ERROR_UNEXPECTED_PHASE: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_UNEXPECTED_PHASE\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_UNEXPECTED_PHASE\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_TO; break; case IO_XFER_ERROR_XFER_RDY_OVERRUN: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_XFER_RDY_OVERRUN\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_XFER_RDY_OVERRUN\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_TO; break; case IO_XFER_ERROR_XFER_RDY_NOT_EXPECTED: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_XFER_RDY_NOT_EXPECTED\n")); + pm8001_dbg(pm8001_ha, IO, + "IO_XFER_ERROR_XFER_RDY_NOT_EXPECTED\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_TO; break; case IO_XFER_ERROR_OFFSET_MISMATCH: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_OFFSET_MISMATCH\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_OFFSET_MISMATCH\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_TO; break; case IO_XFER_ERROR_XFER_ZERO_DATA_LEN: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_XFER_ZERO_DATA_LEN\n")); + pm8001_dbg(pm8001_ha, IO, + "IO_XFER_ERROR_XFER_ZERO_DATA_LEN\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_TO; break; case IO_XFER_CMD_FRAME_ISSUED: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_CMD_FRAME_ISSUED\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_CMD_FRAME_ISSUED\n"); break; case IO_XFER_PIO_SETUP_ERROR: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_PIO_SETUP_ERROR\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_PIO_SETUP_ERROR\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_TO; break; case IO_XFER_ERROR_INTERNAL_CRC_ERROR: - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("IO_XFR_ERROR_INTERNAL_CRC_ERROR\n")); + pm8001_dbg(pm8001_ha, FAIL, + "IO_XFR_ERROR_INTERNAL_CRC_ERROR\n"); /* TBC: used default set values */ ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_TO; break; case IO_XFER_DMA_ACTIVATE_TIMEOUT: - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("IO_XFR_DMA_ACTIVATE_TIMEOUT\n")); + pm8001_dbg(pm8001_ha, FAIL, "IO_XFR_DMA_ACTIVATE_TIMEOUT\n"); /* TBC: used default set values */ ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_TO; break; default: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("Unknown status 0x%x\n", event)); + pm8001_dbg(pm8001_ha, IO, "Unknown status 0x%x\n", event); /* not allowed case. Therefore, return failed status */ ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_TO; @@ -2989,10 +2942,9 @@ static void mpi_sata_event(struct pm8001_hba_info *pm8001_ha , void *piomb) t->task_state_flags |= SAS_TASK_STATE_DONE; if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) { spin_unlock_irqrestore(&t->task_state_lock, flags); - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("task 0x%p done with io_status 0x%x" - " resp 0x%x stat 0x%x but aborted by upper layer!\n", - t, event, ts->resp, ts->stat)); + pm8001_dbg(pm8001_ha, FAIL, + "task 0x%p done with io_status 0x%x resp 0x%x stat 0x%x but aborted by upper layer!\n", + t, event, ts->resp, ts->stat); pm8001_ccb_task_free(pm8001_ha, t, ccb, tag); } else { spin_unlock_irqrestore(&t->task_state_lock, flags); @@ -3025,94 +2977,87 @@ mpi_smp_completion(struct pm8001_hba_info *pm8001_ha, void *piomb) ts = &t->task_status; pm8001_dev = ccb->device; if (status) - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("smp IO status 0x%x\n", status)); + pm8001_dbg(pm8001_ha, FAIL, "smp IO status 0x%x\n", status); if (unlikely(!t || !t->lldd_task || !t->dev)) return; - PM8001_DEV_DBG(pm8001_ha, - pm8001_printk("tag::0x%x status::0x%x\n", tag, status)); + pm8001_dbg(pm8001_ha, DEV, "tag::0x%x status::0x%x\n", tag, status); switch (status) { case IO_SUCCESS: - PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_SUCCESS\n")); + pm8001_dbg(pm8001_ha, IO, "IO_SUCCESS\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAM_STAT_GOOD; if (pm8001_dev) - pm8001_dev->running_req--; + atomic_dec(&pm8001_dev->running_req); if (pm8001_ha->smp_exp_mode == SMP_DIRECT) { - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("DIRECT RESPONSE Length:%d\n", - param)); + pm8001_dbg(pm8001_ha, IO, + "DIRECT RESPONSE Length:%d\n", + param); pdma_respaddr = (char *)(phys_to_virt(cpu_to_le64 ((u64)sg_dma_address (&t->smp_task.smp_resp)))); for (i = 0; i < param; i++) { *(pdma_respaddr+i) = psmpPayload->_r_a[i]; - PM8001_IO_DBG(pm8001_ha, pm8001_printk( - "SMP Byte%d DMA data 0x%x psmp 0x%x\n", - i, *(pdma_respaddr+i), - psmpPayload->_r_a[i])); + pm8001_dbg(pm8001_ha, IO, + "SMP Byte%d DMA data 0x%x psmp 0x%x\n", + i, *(pdma_respaddr + i), + psmpPayload->_r_a[i]); } } break; case IO_ABORTED: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_ABORTED IOMB\n")); + pm8001_dbg(pm8001_ha, IO, "IO_ABORTED IOMB\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_ABORTED_TASK; if (pm8001_dev) - pm8001_dev->running_req--; + atomic_dec(&pm8001_dev->running_req); break; case IO_OVERFLOW: - PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_UNDERFLOW\n")); + pm8001_dbg(pm8001_ha, IO, "IO_UNDERFLOW\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_DATA_OVERRUN; ts->residual = 0; if (pm8001_dev) - pm8001_dev->running_req--; + atomic_dec(&pm8001_dev->running_req); break; case IO_NO_DEVICE: - PM8001_IO_DBG(pm8001_ha, pm8001_printk("IO_NO_DEVICE\n")); + pm8001_dbg(pm8001_ha, IO, "IO_NO_DEVICE\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_PHY_DOWN; break; case IO_ERROR_HW_TIMEOUT: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_ERROR_HW_TIMEOUT\n")); + pm8001_dbg(pm8001_ha, IO, "IO_ERROR_HW_TIMEOUT\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAM_STAT_BUSY; break; case IO_XFER_ERROR_BREAK: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_BREAK\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_BREAK\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAM_STAT_BUSY; break; case IO_XFER_ERROR_PHY_NOT_READY: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_PHY_NOT_READY\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_PHY_NOT_READY\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAM_STAT_BUSY; break; case IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED\n")); + pm8001_dbg(pm8001_ha, IO, + "IO_OPEN_CNX_ERROR_PROTOCOL_NOT_SUPPORTED\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_UNKNOWN; break; case IO_OPEN_CNX_ERROR_ZONE_VIOLATION: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n")); + pm8001_dbg(pm8001_ha, IO, + "IO_OPEN_CNX_ERROR_ZONE_VIOLATION\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_UNKNOWN; break; case IO_OPEN_CNX_ERROR_BREAK: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_OPEN_CNX_ERROR_BREAK\n")); + pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_BREAK\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_RSVD_CONT0; @@ -3123,8 +3068,7 @@ mpi_smp_completion(struct pm8001_hba_info *pm8001_ha, void *piomb) case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_NO_DEST: case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_OPEN_COLLIDE: case IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS_PATHWAY_BLOCKED: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n")); + pm8001_dbg(pm8001_ha, IO, "IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_UNKNOWN; @@ -3133,75 +3077,68 @@ mpi_smp_completion(struct pm8001_hba_info *pm8001_ha, void *piomb) IO_OPEN_CNX_ERROR_IT_NEXUS_LOSS); break; case IO_OPEN_CNX_ERROR_BAD_DESTINATION: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_OPEN_CNX_ERROR_BAD_DESTINATION\n")); + pm8001_dbg(pm8001_ha, IO, + "IO_OPEN_CNX_ERROR_BAD_DESTINATION\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_BAD_DEST; break; case IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED: - PM8001_IO_DBG(pm8001_ha, pm8001_printk(\ - "IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED\n")); + pm8001_dbg(pm8001_ha, IO, + "IO_OPEN_CNX_ERROR_CONNECTION_RATE_NOT_SUPPORTED\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_CONN_RATE; break; case IO_OPEN_CNX_ERROR_WRONG_DESTINATION: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n")); + pm8001_dbg(pm8001_ha, IO, + "IO_OPEN_CNX_ERROR_WRONG_DESTINATION\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_WRONG_DEST; break; case IO_XFER_ERROR_RX_FRAME: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_ERROR_RX_FRAME\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_ERROR_RX_FRAME\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_DEV_NO_RESPONSE; break; case IO_XFER_OPEN_RETRY_TIMEOUT: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_XFER_OPEN_RETRY_TIMEOUT\n")); + pm8001_dbg(pm8001_ha, IO, "IO_XFER_OPEN_RETRY_TIMEOUT\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; break; case IO_ERROR_INTERNAL_SMP_RESOURCE: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_ERROR_INTERNAL_SMP_RESOURCE\n")); + pm8001_dbg(pm8001_ha, IO, "IO_ERROR_INTERNAL_SMP_RESOURCE\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_QUEUE_FULL; break; case IO_PORT_IN_RESET: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_PORT_IN_RESET\n")); + pm8001_dbg(pm8001_ha, IO, "IO_PORT_IN_RESET\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; break; case IO_DS_NON_OPERATIONAL: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_DS_NON_OPERATIONAL\n")); + pm8001_dbg(pm8001_ha, IO, "IO_DS_NON_OPERATIONAL\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_DEV_NO_RESPONSE; break; case IO_DS_IN_RECOVERY: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_DS_IN_RECOVERY\n")); + pm8001_dbg(pm8001_ha, IO, "IO_DS_IN_RECOVERY\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; break; case IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY: - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY\n")); + pm8001_dbg(pm8001_ha, IO, + "IO_OPEN_CNX_ERROR_HW_RESOURCE_BUSY\n"); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_OPEN_REJECT; ts->open_rej_reason = SAS_OREJ_RSVD_RETRY; break; default: - PM8001_DEVIO_DBG(pm8001_ha, - pm8001_printk("Unknown status 0x%x\n", status)); + pm8001_dbg(pm8001_ha, DEVIO, "Unknown status 0x%x\n", status); ts->resp = SAS_TASK_COMPLETE; ts->stat = SAS_DEV_NO_RESPONSE; /* not allowed case. Therefore, return failed status */ @@ -3213,10 +3150,9 @@ mpi_smp_completion(struct pm8001_hba_info *pm8001_ha, void *piomb) t->task_state_flags |= SAS_TASK_STATE_DONE; if (unlikely((t->task_state_flags & SAS_TASK_STATE_ABORTED))) { spin_unlock_irqrestore(&t->task_state_lock, flags); - PM8001_FAIL_DBG(pm8001_ha, pm8001_printk( - "task 0x%p done with io_status 0x%x resp 0x%x" - "stat 0x%x but aborted by upper layer!\n", - t, status, ts->resp, ts->stat)); + pm8001_dbg(pm8001_ha, FAIL, + "task 0x%p done with io_status 0x%x resp 0x%xstat 0x%x but aborted by upper layer!\n", + t, status, ts->resp, ts->stat); pm8001_ccb_task_free(pm8001_ha, t, ccb, tag); } else { spin_unlock_irqrestore(&t->task_state_lock, flags); @@ -3306,45 +3242,40 @@ hw_event_sas_phy_up(struct pm8001_hba_info *pm8001_ha, void *piomb) u8 portstate = (u8)(phyid_npip_portstate & 0x0000000F); struct pm8001_port *port = &pm8001_ha->port[port_id]; - struct sas_ha_struct *sas_ha = pm8001_ha->sas; struct pm8001_phy *phy = &pm8001_ha->phy[phy_id]; unsigned long flags; u8 deviceType = pPayload->sas_identify.dev_type; port->port_state = portstate; port->wide_port_phymap |= (1U << phy_id); phy->phy_state = PHY_STATE_LINK_UP_SPCV; - PM8001_MSG_DBG(pm8001_ha, pm8001_printk( - "portid:%d; phyid:%d; linkrate:%d; " - "portstate:%x; devicetype:%x\n", - port_id, phy_id, link_rate, portstate, deviceType)); + pm8001_dbg(pm8001_ha, MSG, + "portid:%d; phyid:%d; linkrate:%d; portstate:%x; devicetype:%x\n", + port_id, phy_id, link_rate, portstate, deviceType); switch (deviceType) { case SAS_PHY_UNUSED: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("device type no device.\n")); + pm8001_dbg(pm8001_ha, MSG, "device type no device.\n"); break; case SAS_END_DEVICE: - PM8001_MSG_DBG(pm8001_ha, pm8001_printk("end device.\n")); + pm8001_dbg(pm8001_ha, MSG, "end device.\n"); pm80xx_chip_phy_ctl_req(pm8001_ha, phy_id, PHY_NOTIFY_ENABLE_SPINUP); port->port_attached = 1; pm8001_get_lrate_mode(phy, link_rate); break; case SAS_EDGE_EXPANDER_DEVICE: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("expander device.\n")); + pm8001_dbg(pm8001_ha, MSG, "expander device.\n"); port->port_attached = 1; pm8001_get_lrate_mode(phy, link_rate); break; case SAS_FANOUT_EXPANDER_DEVICE: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("fanout expander device.\n")); + pm8001_dbg(pm8001_ha, MSG, "fanout expander device.\n"); port->port_attached = 1; pm8001_get_lrate_mode(phy, link_rate); break; default: - PM8001_DEVIO_DBG(pm8001_ha, - pm8001_printk("unknown device type(%x)\n", deviceType)); + pm8001_dbg(pm8001_ha, DEVIO, "unknown device type(%x)\n", + deviceType); break; } phy->phy_type |= PORT_TYPE_SAS; @@ -3355,7 +3286,7 @@ hw_event_sas_phy_up(struct pm8001_hba_info *pm8001_ha, void *piomb) else if (phy->identify.device_type != SAS_PHY_UNUSED) phy->identify.target_port_protocols = SAS_PROTOCOL_SMP; phy->sas_phy.oob_mode = SAS_OOB_MODE; - sas_ha->notify_phy_event(&phy->sas_phy, PHYE_OOB_DONE); + sas_notify_phy_event(&phy->sas_phy, PHYE_OOB_DONE); spin_lock_irqsave(&phy->sas_phy.frame_rcvd_lock, flags); memcpy(phy->frame_rcvd, &pPayload->sas_identify, sizeof(struct sas_identify_frame)-4); @@ -3389,12 +3320,11 @@ hw_event_sata_phy_up(struct pm8001_hba_info *pm8001_ha, void *piomb) u8 portstate = (u8)(phyid_npip_portstate & 0x0000000F); struct pm8001_port *port = &pm8001_ha->port[port_id]; - struct sas_ha_struct *sas_ha = pm8001_ha->sas; struct pm8001_phy *phy = &pm8001_ha->phy[phy_id]; unsigned long flags; - PM8001_DEVIO_DBG(pm8001_ha, pm8001_printk( - "port id %d, phy id %d link_rate %d portstate 0x%x\n", - port_id, phy_id, link_rate, portstate)); + pm8001_dbg(pm8001_ha, DEVIO, + "port id %d, phy id %d link_rate %d portstate 0x%x\n", + port_id, phy_id, link_rate, portstate); port->port_state = portstate; phy->phy_state = PHY_STATE_LINK_UP_SPCV; @@ -3403,7 +3333,7 @@ hw_event_sata_phy_up(struct pm8001_hba_info *pm8001_ha, void *piomb) phy->phy_type |= PORT_TYPE_SATA; phy->phy_attached = 1; phy->sas_phy.oob_mode = SATA_OOB_MODE; - sas_ha->notify_phy_event(&phy->sas_phy, PHYE_OOB_DONE); + sas_notify_phy_event(&phy->sas_phy, PHYE_OOB_DONE); spin_lock_irqsave(&phy->sas_phy.frame_rcvd_lock, flags); memcpy(phy->frame_rcvd, ((u8 *)&pPayload->sata_fis - 4), sizeof(struct dev_to_host_fis)); @@ -3444,10 +3374,10 @@ hw_event_phy_down(struct pm8001_hba_info *pm8001_ha, void *piomb) case PORT_VALID: break; case PORT_INVALID: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk(" PortInvalid portID %d\n", port_id)); - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk(" Last phy Down and port invalid\n")); + pm8001_dbg(pm8001_ha, MSG, " PortInvalid portID %d\n", + port_id); + pm8001_dbg(pm8001_ha, MSG, + " Last phy Down and port invalid\n"); if (port_sata) { phy->phy_type = 0; port->port_attached = 0; @@ -3457,19 +3387,18 @@ hw_event_phy_down(struct pm8001_hba_info *pm8001_ha, void *piomb) sas_phy_disconnected(&phy->sas_phy); break; case PORT_IN_RESET: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk(" Port In Reset portID %d\n", port_id)); + pm8001_dbg(pm8001_ha, MSG, " Port In Reset portID %d\n", + port_id); break; case PORT_NOT_ESTABLISHED: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk(" Phy Down and PORT_NOT_ESTABLISHED\n")); + pm8001_dbg(pm8001_ha, MSG, + " Phy Down and PORT_NOT_ESTABLISHED\n"); port->port_attached = 0; break; case PORT_LOSTCOMM: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk(" Phy Down and PORT_LOSTCOMM\n")); - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk(" Last phy Down and port invalid\n")); + pm8001_dbg(pm8001_ha, MSG, " Phy Down and PORT_LOSTCOMM\n"); + pm8001_dbg(pm8001_ha, MSG, + " Last phy Down and port invalid\n"); if (port_sata) { port->port_attached = 0; phy->phy_type = 0; @@ -3480,17 +3409,14 @@ hw_event_phy_down(struct pm8001_hba_info *pm8001_ha, void *piomb) break; default: port->port_attached = 0; - PM8001_DEVIO_DBG(pm8001_ha, - pm8001_printk(" Phy Down and(default) = 0x%x\n", - portstate)); + pm8001_dbg(pm8001_ha, DEVIO, + " Phy Down and(default) = 0x%x\n", + portstate); break; } - if (port_sata && (portstate != PORT_IN_RESET)) { - struct sas_ha_struct *sas_ha = pm8001_ha->sas; - - sas_ha->notify_phy_event(&phy->sas_phy, PHYE_LOSS_OF_SIGNAL); - } + if (port_sata && (portstate != PORT_IN_RESET)) + sas_notify_phy_event(&phy->sas_phy, PHYE_LOSS_OF_SIGNAL); } static int mpi_phy_start_resp(struct pm8001_hba_info *pm8001_ha, void *piomb) @@ -3503,9 +3429,9 @@ static int mpi_phy_start_resp(struct pm8001_hba_info *pm8001_ha, void *piomb) le32_to_cpu(pPayload->phyid); struct pm8001_phy *phy = &pm8001_ha->phy[phy_id]; - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("phy start resp status:0x%x, phyid:0x%x\n", - status, phy_id)); + pm8001_dbg(pm8001_ha, INIT, + "phy start resp status:0x%x, phyid:0x%x\n", + status, phy_id); if (status == 0) { phy->phy_state = PHY_LINK_DOWN; if (pm8001_ha->flags == PM8001F_RUN_TIME && @@ -3532,18 +3458,18 @@ static int mpi_thermal_hw_event(struct pm8001_hba_info *pm8001_ha, void *piomb) u32 rht_lht = le32_to_cpu(pPayload->rht_lht); if (thermal_event & 0x40) { - PM8001_IO_DBG(pm8001_ha, pm8001_printk( - "Thermal Event: Local high temperature violated!\n")); - PM8001_IO_DBG(pm8001_ha, pm8001_printk( - "Thermal Event: Measured local high temperature %d\n", - ((rht_lht & 0xFF00) >> 8))); + pm8001_dbg(pm8001_ha, IO, + "Thermal Event: Local high temperature violated!\n"); + pm8001_dbg(pm8001_ha, IO, + "Thermal Event: Measured local high temperature %d\n", + ((rht_lht & 0xFF00) >> 8)); } if (thermal_event & 0x10) { - PM8001_IO_DBG(pm8001_ha, pm8001_printk( - "Thermal Event: Remote high temperature violated!\n")); - PM8001_IO_DBG(pm8001_ha, pm8001_printk( - "Thermal Event: Measured remote high temperature %d\n", - ((rht_lht & 0xFF000000) >> 24))); + pm8001_dbg(pm8001_ha, IO, + "Thermal Event: Remote high temperature violated!\n"); + pm8001_dbg(pm8001_ha, IO, + "Thermal Event: Measured remote high temperature %d\n", + ((rht_lht & 0xFF000000) >> 24)); } return 0; } @@ -3572,149 +3498,134 @@ static int mpi_hw_event(struct pm8001_hba_info *pm8001_ha, void *piomb) struct pm8001_phy *phy = &pm8001_ha->phy[phy_id]; struct pm8001_port *port = &pm8001_ha->port[port_id]; struct asd_sas_phy *sas_phy = sas_ha->sas_phy[phy_id]; - PM8001_DEV_DBG(pm8001_ha, - pm8001_printk("portid:%d phyid:%d event:0x%x status:0x%x\n", - port_id, phy_id, eventType, status)); + pm8001_dbg(pm8001_ha, DEV, + "portid:%d phyid:%d event:0x%x status:0x%x\n", + port_id, phy_id, eventType, status); switch (eventType) { case HW_EVENT_SAS_PHY_UP: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("HW_EVENT_PHY_START_STATUS\n")); + pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_PHY_START_STATUS\n"); hw_event_sas_phy_up(pm8001_ha, piomb); break; case HW_EVENT_SATA_PHY_UP: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("HW_EVENT_SATA_PHY_UP\n")); + pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_SATA_PHY_UP\n"); hw_event_sata_phy_up(pm8001_ha, piomb); break; case HW_EVENT_SATA_SPINUP_HOLD: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("HW_EVENT_SATA_SPINUP_HOLD\n")); - sas_ha->notify_phy_event(&phy->sas_phy, PHYE_SPINUP_HOLD); + pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_SATA_SPINUP_HOLD\n"); + sas_notify_phy_event(&phy->sas_phy, PHYE_SPINUP_HOLD); break; case HW_EVENT_PHY_DOWN: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("HW_EVENT_PHY_DOWN\n")); + pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_PHY_DOWN\n"); hw_event_phy_down(pm8001_ha, piomb); if (pm8001_ha->reset_in_progress) { - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("Reset in progress\n")); + pm8001_dbg(pm8001_ha, MSG, "Reset in progress\n"); return 0; } phy->phy_attached = 0; phy->phy_state = PHY_LINK_DISABLE; break; case HW_EVENT_PORT_INVALID: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("HW_EVENT_PORT_INVALID\n")); + pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_PORT_INVALID\n"); sas_phy_disconnected(sas_phy); phy->phy_attached = 0; - sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR); + sas_notify_port_event(sas_phy, PORTE_LINK_RESET_ERR); break; /* the broadcast change primitive received, tell the LIBSAS this event to revalidate the sas domain*/ case HW_EVENT_BROADCAST_CHANGE: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("HW_EVENT_BROADCAST_CHANGE\n")); + pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_BROADCAST_CHANGE\n"); pm80xx_hw_event_ack_req(pm8001_ha, 0, HW_EVENT_BROADCAST_CHANGE, port_id, phy_id, 1, 0); spin_lock_irqsave(&sas_phy->sas_prim_lock, flags); sas_phy->sas_prim = HW_EVENT_BROADCAST_CHANGE; spin_unlock_irqrestore(&sas_phy->sas_prim_lock, flags); - sas_ha->notify_port_event(sas_phy, PORTE_BROADCAST_RCVD); + sas_notify_port_event(sas_phy, PORTE_BROADCAST_RCVD); break; case HW_EVENT_PHY_ERROR: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("HW_EVENT_PHY_ERROR\n")); + pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_PHY_ERROR\n"); sas_phy_disconnected(&phy->sas_phy); phy->phy_attached = 0; - sas_ha->notify_phy_event(&phy->sas_phy, PHYE_OOB_ERROR); + sas_notify_phy_event(&phy->sas_phy, PHYE_OOB_ERROR); break; case HW_EVENT_BROADCAST_EXP: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("HW_EVENT_BROADCAST_EXP\n")); + pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_BROADCAST_EXP\n"); spin_lock_irqsave(&sas_phy->sas_prim_lock, flags); sas_phy->sas_prim = HW_EVENT_BROADCAST_EXP; spin_unlock_irqrestore(&sas_phy->sas_prim_lock, flags); - sas_ha->notify_port_event(sas_phy, PORTE_BROADCAST_RCVD); + sas_notify_port_event(sas_phy, PORTE_BROADCAST_RCVD); break; case HW_EVENT_LINK_ERR_INVALID_DWORD: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("HW_EVENT_LINK_ERR_INVALID_DWORD\n")); + pm8001_dbg(pm8001_ha, MSG, + "HW_EVENT_LINK_ERR_INVALID_DWORD\n"); pm80xx_hw_event_ack_req(pm8001_ha, 0, HW_EVENT_LINK_ERR_INVALID_DWORD, port_id, phy_id, 0, 0); break; case HW_EVENT_LINK_ERR_DISPARITY_ERROR: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("HW_EVENT_LINK_ERR_DISPARITY_ERROR\n")); + pm8001_dbg(pm8001_ha, MSG, + "HW_EVENT_LINK_ERR_DISPARITY_ERROR\n"); pm80xx_hw_event_ack_req(pm8001_ha, 0, HW_EVENT_LINK_ERR_DISPARITY_ERROR, port_id, phy_id, 0, 0); break; case HW_EVENT_LINK_ERR_CODE_VIOLATION: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("HW_EVENT_LINK_ERR_CODE_VIOLATION\n")); + pm8001_dbg(pm8001_ha, MSG, + "HW_EVENT_LINK_ERR_CODE_VIOLATION\n"); pm80xx_hw_event_ack_req(pm8001_ha, 0, HW_EVENT_LINK_ERR_CODE_VIOLATION, port_id, phy_id, 0, 0); break; case HW_EVENT_LINK_ERR_LOSS_OF_DWORD_SYNCH: - PM8001_MSG_DBG(pm8001_ha, pm8001_printk( - "HW_EVENT_LINK_ERR_LOSS_OF_DWORD_SYNCH\n")); + pm8001_dbg(pm8001_ha, MSG, + "HW_EVENT_LINK_ERR_LOSS_OF_DWORD_SYNCH\n"); pm80xx_hw_event_ack_req(pm8001_ha, 0, HW_EVENT_LINK_ERR_LOSS_OF_DWORD_SYNCH, port_id, phy_id, 0, 0); break; case HW_EVENT_MALFUNCTION: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("HW_EVENT_MALFUNCTION\n")); + pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_MALFUNCTION\n"); break; case HW_EVENT_BROADCAST_SES: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("HW_EVENT_BROADCAST_SES\n")); + pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_BROADCAST_SES\n"); spin_lock_irqsave(&sas_phy->sas_prim_lock, flags); sas_phy->sas_prim = HW_EVENT_BROADCAST_SES; spin_unlock_irqrestore(&sas_phy->sas_prim_lock, flags); - sas_ha->notify_port_event(sas_phy, PORTE_BROADCAST_RCVD); + sas_notify_port_event(sas_phy, PORTE_BROADCAST_RCVD); break; case HW_EVENT_INBOUND_CRC_ERROR: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("HW_EVENT_INBOUND_CRC_ERROR\n")); + pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_INBOUND_CRC_ERROR\n"); pm80xx_hw_event_ack_req(pm8001_ha, 0, HW_EVENT_INBOUND_CRC_ERROR, port_id, phy_id, 0, 0); break; case HW_EVENT_HARD_RESET_RECEIVED: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("HW_EVENT_HARD_RESET_RECEIVED\n")); - sas_ha->notify_port_event(sas_phy, PORTE_HARD_RESET); + pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_HARD_RESET_RECEIVED\n"); + sas_notify_port_event(sas_phy, PORTE_HARD_RESET); break; case HW_EVENT_ID_FRAME_TIMEOUT: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("HW_EVENT_ID_FRAME_TIMEOUT\n")); + pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_ID_FRAME_TIMEOUT\n"); sas_phy_disconnected(sas_phy); phy->phy_attached = 0; - sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR); + sas_notify_port_event(sas_phy, PORTE_LINK_RESET_ERR); break; case HW_EVENT_LINK_ERR_PHY_RESET_FAILED: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("HW_EVENT_LINK_ERR_PHY_RESET_FAILED\n")); + pm8001_dbg(pm8001_ha, MSG, + "HW_EVENT_LINK_ERR_PHY_RESET_FAILED\n"); pm80xx_hw_event_ack_req(pm8001_ha, 0, HW_EVENT_LINK_ERR_PHY_RESET_FAILED, port_id, phy_id, 0, 0); sas_phy_disconnected(sas_phy); phy->phy_attached = 0; - sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR); + sas_notify_port_event(sas_phy, PORTE_LINK_RESET_ERR); break; case HW_EVENT_PORT_RESET_TIMER_TMO: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("HW_EVENT_PORT_RESET_TIMER_TMO\n")); + pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_PORT_RESET_TIMER_TMO\n"); pm80xx_hw_event_ack_req(pm8001_ha, 0, HW_EVENT_PHY_DOWN, port_id, phy_id, 0, 0); sas_phy_disconnected(sas_phy); phy->phy_attached = 0; - sas_ha->notify_port_event(sas_phy, PORTE_LINK_RESET_ERR); + sas_notify_port_event(sas_phy, PORTE_LINK_RESET_ERR); if (pm8001_ha->phy[phy_id].reset_completion) { pm8001_ha->phy[phy_id].port_reset_status = PORT_RESET_TMO; @@ -3723,28 +3634,26 @@ static int mpi_hw_event(struct pm8001_hba_info *pm8001_ha, void *piomb) } break; case HW_EVENT_PORT_RECOVERY_TIMER_TMO: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("HW_EVENT_PORT_RECOVERY_TIMER_TMO\n")); + pm8001_dbg(pm8001_ha, MSG, + "HW_EVENT_PORT_RECOVERY_TIMER_TMO\n"); pm80xx_hw_event_ack_req(pm8001_ha, 0, HW_EVENT_PORT_RECOVERY_TIMER_TMO, port_id, phy_id, 0, 0); for (i = 0; i < pm8001_ha->chip->n_phy; i++) { if (port->wide_port_phymap & (1 << i)) { phy = &pm8001_ha->phy[i]; - sas_ha->notify_phy_event(&phy->sas_phy, + sas_notify_phy_event(&phy->sas_phy, PHYE_LOSS_OF_SIGNAL); port->wide_port_phymap &= ~(1 << i); } } break; case HW_EVENT_PORT_RECOVER: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("HW_EVENT_PORT_RECOVER\n")); + pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_PORT_RECOVER\n"); hw_event_port_recover(pm8001_ha, piomb); break; case HW_EVENT_PORT_RESET_COMPLETE: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("HW_EVENT_PORT_RESET_COMPLETE\n")); + pm8001_dbg(pm8001_ha, MSG, "HW_EVENT_PORT_RESET_COMPLETE\n"); if (pm8001_ha->phy[phy_id].reset_completion) { pm8001_ha->phy[phy_id].port_reset_status = PORT_RESET_SUCCESS; @@ -3753,12 +3662,11 @@ static int mpi_hw_event(struct pm8001_hba_info *pm8001_ha, void *piomb) } break; case EVENT_BROADCAST_ASYNCH_EVENT: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("EVENT_BROADCAST_ASYNCH_EVENT\n")); + pm8001_dbg(pm8001_ha, MSG, "EVENT_BROADCAST_ASYNCH_EVENT\n"); break; default: - PM8001_DEVIO_DBG(pm8001_ha, - pm8001_printk("Unknown event type 0x%x\n", eventType)); + pm8001_dbg(pm8001_ha, DEVIO, "Unknown event type 0x%x\n", + eventType); break; } return 0; @@ -3778,9 +3686,8 @@ static int mpi_phy_stop_resp(struct pm8001_hba_info *pm8001_ha, void *piomb) u32 phyid = le32_to_cpu(pPayload->phyid) & 0xFF; struct pm8001_phy *phy = &pm8001_ha->phy[phyid]; - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("phy:0x%x status:0x%x\n", - phyid, status)); + pm8001_dbg(pm8001_ha, MSG, "phy:0x%x status:0x%x\n", + phyid, status); if (status == PHY_STOP_SUCCESS || status == PHY_STOP_ERR_DEVICE_ATTACHED) phy->phy_state = PHY_LINK_DISABLE; @@ -3800,9 +3707,9 @@ static int mpi_set_controller_config_resp(struct pm8001_hba_info *pm8001_ha, u32 status = le32_to_cpu(pPayload->status); u32 err_qlfr_pgcd = le32_to_cpu(pPayload->err_qlfr_pgcd); - PM8001_MSG_DBG(pm8001_ha, pm8001_printk( - "SET CONTROLLER RESP: status 0x%x qlfr_pgcd 0x%x\n", - status, err_qlfr_pgcd)); + pm8001_dbg(pm8001_ha, MSG, + "SET CONTROLLER RESP: status 0x%x qlfr_pgcd 0x%x\n", + status, err_qlfr_pgcd); return 0; } @@ -3815,8 +3722,7 @@ static int mpi_set_controller_config_resp(struct pm8001_hba_info *pm8001_ha, static int mpi_get_controller_config_resp(struct pm8001_hba_info *pm8001_ha, void *piomb) { - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk(" pm80xx_addition_functionality\n")); + pm8001_dbg(pm8001_ha, MSG, " pm80xx_addition_functionality\n"); return 0; } @@ -3829,8 +3735,7 @@ static int mpi_get_controller_config_resp(struct pm8001_hba_info *pm8001_ha, static int mpi_get_phy_profile_resp(struct pm8001_hba_info *pm8001_ha, void *piomb) { - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk(" pm80xx_addition_functionality\n")); + pm8001_dbg(pm8001_ha, MSG, " pm80xx_addition_functionality\n"); return 0; } @@ -3842,8 +3747,7 @@ static int mpi_get_phy_profile_resp(struct pm8001_hba_info *pm8001_ha, */ static int mpi_flash_op_ext_resp(struct pm8001_hba_info *pm8001_ha, void *piomb) { - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk(" pm80xx_addition_functionality\n")); + pm8001_dbg(pm8001_ha, MSG, " pm80xx_addition_functionality\n"); return 0; } @@ -3868,15 +3772,14 @@ static int mpi_set_phy_profile_resp(struct pm8001_hba_info *pm8001_ha, page_code = (u8)((ppc_phyid & 0xFF00) >> 8); if (status) { /* status is FAILED */ - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("PhyProfile command failed with status " - "0x%08X \n", status)); + pm8001_dbg(pm8001_ha, FAIL, + "PhyProfile command failed with status 0x%08X\n", + status); rc = -1; } else { if (page_code != SAS_PHY_ANALOG_SETTINGS_PAGE) { - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("Invalid page code 0x%X\n", - page_code)); + pm8001_dbg(pm8001_ha, FAIL, "Invalid page code 0x%X\n", + page_code); rc = -1; } } @@ -3898,9 +3801,9 @@ static int mpi_kek_management_resp(struct pm8001_hba_info *pm8001_ha, u32 kidx_new_curr_ksop = le32_to_cpu(pPayload->kidx_new_curr_ksop); u32 err_qlfr = le32_to_cpu(pPayload->err_qlfr); - PM8001_MSG_DBG(pm8001_ha, pm8001_printk( - "KEK MGMT RESP. Status 0x%x idx_ksop 0x%x err_qlfr 0x%x\n", - status, kidx_new_curr_ksop, err_qlfr)); + pm8001_dbg(pm8001_ha, MSG, + "KEK MGMT RESP. Status 0x%x idx_ksop 0x%x err_qlfr 0x%x\n", + status, kidx_new_curr_ksop, err_qlfr); return 0; } @@ -3913,8 +3816,7 @@ static int mpi_kek_management_resp(struct pm8001_hba_info *pm8001_ha, static int mpi_dek_management_resp(struct pm8001_hba_info *pm8001_ha, void *piomb) { - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk(" pm80xx_addition_functionality\n")); + pm8001_dbg(pm8001_ha, MSG, " pm80xx_addition_functionality\n"); return 0; } @@ -3927,8 +3829,7 @@ static int mpi_dek_management_resp(struct pm8001_hba_info *pm8001_ha, static int ssp_coalesced_comp_resp(struct pm8001_hba_info *pm8001_ha, void *piomb) { - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk(" pm80xx_addition_functionality\n")); + pm8001_dbg(pm8001_ha, MSG, " pm80xx_addition_functionality\n"); return 0; } @@ -3945,248 +3846,206 @@ static void process_one_iomb(struct pm8001_hba_info *pm8001_ha, void *piomb) switch (opc) { case OPC_OUB_ECHO: - PM8001_MSG_DBG(pm8001_ha, pm8001_printk("OPC_OUB_ECHO\n")); + pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_ECHO\n"); break; case OPC_OUB_HW_EVENT: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("OPC_OUB_HW_EVENT\n")); + pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_HW_EVENT\n"); mpi_hw_event(pm8001_ha, piomb); break; case OPC_OUB_THERM_HW_EVENT: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("OPC_OUB_THERMAL_EVENT\n")); + pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_THERMAL_EVENT\n"); mpi_thermal_hw_event(pm8001_ha, piomb); break; case OPC_OUB_SSP_COMP: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("OPC_OUB_SSP_COMP\n")); + pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SSP_COMP\n"); mpi_ssp_completion(pm8001_ha, piomb); break; case OPC_OUB_SMP_COMP: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("OPC_OUB_SMP_COMP\n")); + pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SMP_COMP\n"); mpi_smp_completion(pm8001_ha, piomb); break; case OPC_OUB_LOCAL_PHY_CNTRL: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("OPC_OUB_LOCAL_PHY_CNTRL\n")); + pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_LOCAL_PHY_CNTRL\n"); pm8001_mpi_local_phy_ctl(pm8001_ha, piomb); break; case OPC_OUB_DEV_REGIST: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("OPC_OUB_DEV_REGIST\n")); + pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_DEV_REGIST\n"); pm8001_mpi_reg_resp(pm8001_ha, piomb); break; case OPC_OUB_DEREG_DEV: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("unregister the device\n")); + pm8001_dbg(pm8001_ha, MSG, "unregister the device\n"); pm8001_mpi_dereg_resp(pm8001_ha, piomb); break; case OPC_OUB_GET_DEV_HANDLE: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("OPC_OUB_GET_DEV_HANDLE\n")); + pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_GET_DEV_HANDLE\n"); break; case OPC_OUB_SATA_COMP: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("OPC_OUB_SATA_COMP\n")); + pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SATA_COMP\n"); mpi_sata_completion(pm8001_ha, piomb); break; case OPC_OUB_SATA_EVENT: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("OPC_OUB_SATA_EVENT\n")); + pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SATA_EVENT\n"); mpi_sata_event(pm8001_ha, piomb); break; case OPC_OUB_SSP_EVENT: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("OPC_OUB_SSP_EVENT\n")); + pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SSP_EVENT\n"); mpi_ssp_event(pm8001_ha, piomb); break; case OPC_OUB_DEV_HANDLE_ARRIV: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("OPC_OUB_DEV_HANDLE_ARRIV\n")); + pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_DEV_HANDLE_ARRIV\n"); /*This is for target*/ break; case OPC_OUB_SSP_RECV_EVENT: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("OPC_OUB_SSP_RECV_EVENT\n")); + pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SSP_RECV_EVENT\n"); /*This is for target*/ break; case OPC_OUB_FW_FLASH_UPDATE: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("OPC_OUB_FW_FLASH_UPDATE\n")); + pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_FW_FLASH_UPDATE\n"); pm8001_mpi_fw_flash_update_resp(pm8001_ha, piomb); break; case OPC_OUB_GPIO_RESPONSE: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("OPC_OUB_GPIO_RESPONSE\n")); + pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_GPIO_RESPONSE\n"); break; case OPC_OUB_GPIO_EVENT: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("OPC_OUB_GPIO_EVENT\n")); + pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_GPIO_EVENT\n"); break; case OPC_OUB_GENERAL_EVENT: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("OPC_OUB_GENERAL_EVENT\n")); + pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_GENERAL_EVENT\n"); pm8001_mpi_general_event(pm8001_ha, piomb); break; case OPC_OUB_SSP_ABORT_RSP: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("OPC_OUB_SSP_ABORT_RSP\n")); + pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SSP_ABORT_RSP\n"); pm8001_mpi_task_abort_resp(pm8001_ha, piomb); break; case OPC_OUB_SATA_ABORT_RSP: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("OPC_OUB_SATA_ABORT_RSP\n")); + pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SATA_ABORT_RSP\n"); pm8001_mpi_task_abort_resp(pm8001_ha, piomb); break; case OPC_OUB_SAS_DIAG_MODE_START_END: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("OPC_OUB_SAS_DIAG_MODE_START_END\n")); + pm8001_dbg(pm8001_ha, MSG, + "OPC_OUB_SAS_DIAG_MODE_START_END\n"); break; case OPC_OUB_SAS_DIAG_EXECUTE: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("OPC_OUB_SAS_DIAG_EXECUTE\n")); + pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SAS_DIAG_EXECUTE\n"); break; case OPC_OUB_GET_TIME_STAMP: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("OPC_OUB_GET_TIME_STAMP\n")); + pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_GET_TIME_STAMP\n"); break; case OPC_OUB_SAS_HW_EVENT_ACK: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("OPC_OUB_SAS_HW_EVENT_ACK\n")); + pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SAS_HW_EVENT_ACK\n"); break; case OPC_OUB_PORT_CONTROL: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("OPC_OUB_PORT_CONTROL\n")); + pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_PORT_CONTROL\n"); break; case OPC_OUB_SMP_ABORT_RSP: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("OPC_OUB_SMP_ABORT_RSP\n")); + pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SMP_ABORT_RSP\n"); pm8001_mpi_task_abort_resp(pm8001_ha, piomb); break; case OPC_OUB_GET_NVMD_DATA: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("OPC_OUB_GET_NVMD_DATA\n")); + pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_GET_NVMD_DATA\n"); pm8001_mpi_get_nvmd_resp(pm8001_ha, piomb); break; case OPC_OUB_SET_NVMD_DATA: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("OPC_OUB_SET_NVMD_DATA\n")); + pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SET_NVMD_DATA\n"); pm8001_mpi_set_nvmd_resp(pm8001_ha, piomb); break; case OPC_OUB_DEVICE_HANDLE_REMOVAL: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("OPC_OUB_DEVICE_HANDLE_REMOVAL\n")); + pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_DEVICE_HANDLE_REMOVAL\n"); break; case OPC_OUB_SET_DEVICE_STATE: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("OPC_OUB_SET_DEVICE_STATE\n")); + pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SET_DEVICE_STATE\n"); pm8001_mpi_set_dev_state_resp(pm8001_ha, piomb); break; case OPC_OUB_GET_DEVICE_STATE: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("OPC_OUB_GET_DEVICE_STATE\n")); + pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_GET_DEVICE_STATE\n"); break; case OPC_OUB_SET_DEV_INFO: - PM8001_MSG_DBG(pm8001_ha, - pm8001_printk("OPC_OUB_SET_DEV_INFO\n")); + pm8001_dbg(pm8001_ha, MSG, "OPC_OUB_SET_DEV_INFO\n"); break; /* spcv specifc commands */ case OPC_OUB_PHY_START_RESP: - PM8001_MSG_DBG(pm8001_ha, pm8001_printk( - "OPC_OUB_PHY_START_RESP opcode:%x\n", opc)); + pm8001_dbg(pm8001_ha, MSG, + "OPC_OUB_PHY_START_RESP opcode:%x\n", opc); mpi_phy_start_resp(pm8001_ha, piomb); break; case OPC_OUB_PHY_STOP_RESP: - PM8001_MSG_DBG(pm8001_ha, pm8001_printk( - "OPC_OUB_PHY_STOP_RESP opcode:%x\n", opc)); + pm8001_dbg(pm8001_ha, MSG, + "OPC_OUB_PHY_STOP_RESP opcode:%x\n", opc); mpi_phy_stop_resp(pm8001_ha, piomb); break; case OPC_OUB_SET_CONTROLLER_CONFIG: - PM8001_MSG_DBG(pm8001_ha, pm8001_printk( - "OPC_OUB_SET_CONTROLLER_CONFIG opcode:%x\n", opc)); + pm8001_dbg(pm8001_ha, MSG, + "OPC_OUB_SET_CONTROLLER_CONFIG opcode:%x\n", opc); mpi_set_controller_config_resp(pm8001_ha, piomb); break; case OPC_OUB_GET_CONTROLLER_CONFIG: - PM8001_MSG_DBG(pm8001_ha, pm8001_printk( - "OPC_OUB_GET_CONTROLLER_CONFIG opcode:%x\n", opc)); + pm8001_dbg(pm8001_ha, MSG, + "OPC_OUB_GET_CONTROLLER_CONFIG opcode:%x\n", opc); mpi_get_controller_config_resp(pm8001_ha, piomb); break; case OPC_OUB_GET_PHY_PROFILE: - PM8001_MSG_DBG(pm8001_ha, pm8001_printk( - "OPC_OUB_GET_PHY_PROFILE opcode:%x\n", opc)); + pm8001_dbg(pm8001_ha, MSG, + "OPC_OUB_GET_PHY_PROFILE opcode:%x\n", opc); mpi_get_phy_profile_resp(pm8001_ha, piomb); break; case OPC_OUB_FLASH_OP_EXT: - PM8001_MSG_DBG(pm8001_ha, pm8001_printk( - "OPC_OUB_FLASH_OP_EXT opcode:%x\n", opc)); + pm8001_dbg(pm8001_ha, MSG, + "OPC_OUB_FLASH_OP_EXT opcode:%x\n", opc); mpi_flash_op_ext_resp(pm8001_ha, piomb); break; case OPC_OUB_SET_PHY_PROFILE: - PM8001_MSG_DBG(pm8001_ha, pm8001_printk( - "OPC_OUB_SET_PHY_PROFILE opcode:%x\n", opc)); + pm8001_dbg(pm8001_ha, MSG, + "OPC_OUB_SET_PHY_PROFILE opcode:%x\n", opc); mpi_set_phy_profile_resp(pm8001_ha, piomb); break; case OPC_OUB_KEK_MANAGEMENT_RESP: - PM8001_MSG_DBG(pm8001_ha, pm8001_printk( - "OPC_OUB_KEK_MANAGEMENT_RESP opcode:%x\n", opc)); + pm8001_dbg(pm8001_ha, MSG, + "OPC_OUB_KEK_MANAGEMENT_RESP opcode:%x\n", opc); mpi_kek_management_resp(pm8001_ha, piomb); break; case OPC_OUB_DEK_MANAGEMENT_RESP: - PM8001_MSG_DBG(pm8001_ha, pm8001_printk( - "OPC_OUB_DEK_MANAGEMENT_RESP opcode:%x\n", opc)); + pm8001_dbg(pm8001_ha, MSG, + "OPC_OUB_DEK_MANAGEMENT_RESP opcode:%x\n", opc); mpi_dek_management_resp(pm8001_ha, piomb); break; case OPC_OUB_SSP_COALESCED_COMP_RESP: - PM8001_MSG_DBG(pm8001_ha, pm8001_printk( - "OPC_OUB_SSP_COALESCED_COMP_RESP opcode:%x\n", opc)); + pm8001_dbg(pm8001_ha, MSG, + "OPC_OUB_SSP_COALESCED_COMP_RESP opcode:%x\n", opc); ssp_coalesced_comp_resp(pm8001_ha, piomb); break; default: - PM8001_DEVIO_DBG(pm8001_ha, pm8001_printk( - "Unknown outbound Queue IOMB OPC = 0x%x\n", opc)); + pm8001_dbg(pm8001_ha, DEVIO, + "Unknown outbound Queue IOMB OPC = 0x%x\n", opc); break; } } static void print_scratchpad_registers(struct pm8001_hba_info *pm8001_ha) { - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("MSGU_SCRATCH_PAD_0: 0x%x\n", - pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_0))); - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("MSGU_SCRATCH_PAD_1:0x%x\n", - pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1))); - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("MSGU_SCRATCH_PAD_2: 0x%x\n", - pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_2))); - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("MSGU_SCRATCH_PAD_3: 0x%x\n", - pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_3))); - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("MSGU_HOST_SCRATCH_PAD_0: 0x%x\n", - pm8001_cr32(pm8001_ha, 0, MSGU_HOST_SCRATCH_PAD_0))); - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("MSGU_HOST_SCRATCH_PAD_1: 0x%x\n", - pm8001_cr32(pm8001_ha, 0, MSGU_HOST_SCRATCH_PAD_1))); - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("MSGU_HOST_SCRATCH_PAD_2: 0x%x\n", - pm8001_cr32(pm8001_ha, 0, MSGU_HOST_SCRATCH_PAD_2))); - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("MSGU_HOST_SCRATCH_PAD_3: 0x%x\n", - pm8001_cr32(pm8001_ha, 0, MSGU_HOST_SCRATCH_PAD_3))); - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("MSGU_HOST_SCRATCH_PAD_4: 0x%x\n", - pm8001_cr32(pm8001_ha, 0, MSGU_HOST_SCRATCH_PAD_4))); - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("MSGU_HOST_SCRATCH_PAD_5: 0x%x\n", - pm8001_cr32(pm8001_ha, 0, MSGU_HOST_SCRATCH_PAD_5))); - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("MSGU_RSVD_SCRATCH_PAD_0: 0x%x\n", - pm8001_cr32(pm8001_ha, 0, MSGU_HOST_SCRATCH_PAD_6))); - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("MSGU_RSVD_SCRATCH_PAD_1: 0x%x\n", - pm8001_cr32(pm8001_ha, 0, MSGU_HOST_SCRATCH_PAD_7))); + pm8001_dbg(pm8001_ha, FAIL, "MSGU_SCRATCH_PAD_0: 0x%x\n", + pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_0)); + pm8001_dbg(pm8001_ha, FAIL, "MSGU_SCRATCH_PAD_1:0x%x\n", + pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_1)); + pm8001_dbg(pm8001_ha, FAIL, "MSGU_SCRATCH_PAD_2: 0x%x\n", + pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_2)); + pm8001_dbg(pm8001_ha, FAIL, "MSGU_SCRATCH_PAD_3: 0x%x\n", + pm8001_cr32(pm8001_ha, 0, MSGU_SCRATCH_PAD_3)); + pm8001_dbg(pm8001_ha, FAIL, "MSGU_HOST_SCRATCH_PAD_0: 0x%x\n", + pm8001_cr32(pm8001_ha, 0, MSGU_HOST_SCRATCH_PAD_0)); + pm8001_dbg(pm8001_ha, FAIL, "MSGU_HOST_SCRATCH_PAD_1: 0x%x\n", + pm8001_cr32(pm8001_ha, 0, MSGU_HOST_SCRATCH_PAD_1)); + pm8001_dbg(pm8001_ha, FAIL, "MSGU_HOST_SCRATCH_PAD_2: 0x%x\n", + pm8001_cr32(pm8001_ha, 0, MSGU_HOST_SCRATCH_PAD_2)); + pm8001_dbg(pm8001_ha, FAIL, "MSGU_HOST_SCRATCH_PAD_3: 0x%x\n", + pm8001_cr32(pm8001_ha, 0, MSGU_HOST_SCRATCH_PAD_3)); + pm8001_dbg(pm8001_ha, FAIL, "MSGU_HOST_SCRATCH_PAD_4: 0x%x\n", + pm8001_cr32(pm8001_ha, 0, MSGU_HOST_SCRATCH_PAD_4)); + pm8001_dbg(pm8001_ha, FAIL, "MSGU_HOST_SCRATCH_PAD_5: 0x%x\n", + pm8001_cr32(pm8001_ha, 0, MSGU_HOST_SCRATCH_PAD_5)); + pm8001_dbg(pm8001_ha, FAIL, "MSGU_RSVD_SCRATCH_PAD_0: 0x%x\n", + pm8001_cr32(pm8001_ha, 0, MSGU_HOST_SCRATCH_PAD_6)); + pm8001_dbg(pm8001_ha, FAIL, "MSGU_RSVD_SCRATCH_PAD_1: 0x%x\n", + pm8001_cr32(pm8001_ha, 0, MSGU_HOST_SCRATCH_PAD_7)); } static int process_oq(struct pm8001_hba_info *pm8001_ha, u8 vec) @@ -4203,8 +4062,9 @@ static int process_oq(struct pm8001_hba_info *pm8001_ha, u8 vec) if ((regval & SCRATCH_PAD_MIPSALL_READY) != SCRATCH_PAD_MIPSALL_READY) { pm8001_ha->controller_fatal_error = true; - PM8001_FAIL_DBG(pm8001_ha, pm8001_printk( - "Firmware Fatal error! Regval:0x%x\n", regval)); + pm8001_dbg(pm8001_ha, FAIL, + "Firmware Fatal error! Regval:0x%x\n", + regval); print_scratchpad_registers(pm8001_ha); return ret; } @@ -4281,7 +4141,6 @@ static int pm80xx_chip_smp_req(struct pm8001_hba_info *pm8001_ha, char *preq_dma_addr = NULL; __le64 tmp_addr; u32 i, length; - unsigned long flags; memset(&smp_cmd, 0, sizeof(smp_cmd)); /* @@ -4311,8 +4170,7 @@ static int pm80xx_chip_smp_req(struct pm8001_hba_info *pm8001_ha, smp_cmd.tag = cpu_to_le32(ccb->ccb_tag); length = sg_req->length; - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("SMP Frame Length %d\n", sg_req->length)); + pm8001_dbg(pm8001_ha, IO, "SMP Frame Length %d\n", sg_req->length); if (!(length - 8)) pm8001_ha->smp_exp_mode = SMP_DIRECT; else @@ -4324,8 +4182,7 @@ static int pm80xx_chip_smp_req(struct pm8001_hba_info *pm8001_ha, /* INDIRECT MODE command settings. Use DMA */ if (pm8001_ha->smp_exp_mode == SMP_INDIRECT) { - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("SMP REQUEST INDIRECT MODE\n")); + pm8001_dbg(pm8001_ha, IO, "SMP REQUEST INDIRECT MODE\n"); /* for SPCv indirect mode. Place the top 4 bytes of * SMP Request header here. */ for (i = 0; i < 4; i++) @@ -4357,30 +4214,27 @@ static int pm80xx_chip_smp_req(struct pm8001_hba_info *pm8001_ha, ((u32)sg_dma_len(&task->smp_task.smp_resp)-4); } if (pm8001_ha->smp_exp_mode == SMP_DIRECT) { - PM8001_IO_DBG(pm8001_ha, - pm8001_printk("SMP REQUEST DIRECT MODE\n")); + pm8001_dbg(pm8001_ha, IO, "SMP REQUEST DIRECT MODE\n"); for (i = 0; i < length; i++) if (i < 16) { smp_cmd.smp_req16[i] = *(preq_dma_addr+i); - PM8001_IO_DBG(pm8001_ha, pm8001_printk( - "Byte[%d]:%x (DMA data:%x)\n", - i, smp_cmd.smp_req16[i], - *(preq_dma_addr))); + pm8001_dbg(pm8001_ha, IO, + "Byte[%d]:%x (DMA data:%x)\n", + i, smp_cmd.smp_req16[i], + *(preq_dma_addr)); } else { smp_cmd.smp_req[i] = *(preq_dma_addr+i); - PM8001_IO_DBG(pm8001_ha, pm8001_printk( - "Byte[%d]:%x (DMA data:%x)\n", - i, smp_cmd.smp_req[i], - *(preq_dma_addr))); + pm8001_dbg(pm8001_ha, IO, + "Byte[%d]:%x (DMA data:%x)\n", + i, smp_cmd.smp_req[i], + *(preq_dma_addr)); } } build_smp_cmd(pm8001_dev->device_id, smp_cmd.tag, &smp_cmd, pm8001_ha->smp_exp_mode, length); - spin_lock_irqsave(&circularQ->iq_lock, flags); rc = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &smp_cmd, sizeof(smp_cmd), 0); - spin_unlock_irqrestore(&circularQ->iq_lock, flags); if (rc) goto err_out_2; return 0; @@ -4444,7 +4298,6 @@ static int pm80xx_chip_ssp_io_req(struct pm8001_hba_info *pm8001_ha, u64 phys_addr, start_addr, end_addr; u32 end_addr_high, end_addr_low; struct inbound_queue_table *circularQ; - unsigned long flags; u32 q_index, cpu_id; u32 opc = OPC_INB_SSPINIIOSTART; memset(&ssp_cmd, 0, sizeof(ssp_cmd)); @@ -4471,9 +4324,9 @@ static int pm80xx_chip_ssp_io_req(struct pm8001_hba_info *pm8001_ha, /* Check if encryption is set */ if (pm8001_ha->chip->encrypt && !(pm8001_ha->encrypt_info.status) && check_enc_sas_cmd(task)) { - PM8001_IO_DBG(pm8001_ha, pm8001_printk( - "Encryption enabled.Sending Encrypt SAS command 0x%x\n", - task->ssp_task.cmd->cmnd[0])); + pm8001_dbg(pm8001_ha, IO, + "Encryption enabled.Sending Encrypt SAS command 0x%x\n", + task->ssp_task.cmd->cmnd[0]); opc = OPC_INB_SSP_INI_DIF_ENC_IO; /* enable encryption. 0 for SAS 1.1 and SAS 2.0 compatible TLR*/ ssp_cmd.dad_dir_m_tlr = cpu_to_le32 @@ -4503,13 +4356,10 @@ static int pm80xx_chip_ssp_io_req(struct pm8001_hba_info *pm8001_ha, end_addr_low = cpu_to_le32(lower_32_bits(end_addr)); end_addr_high = cpu_to_le32(upper_32_bits(end_addr)); if (end_addr_high != ssp_cmd.enc_addr_high) { - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("The sg list address " - "start_addr=0x%016llx data_len=0x%x " - "end_addr_high=0x%08x end_addr_low=" - "0x%08x has crossed 4G boundary\n", - start_addr, ssp_cmd.enc_len, - end_addr_high, end_addr_low)); + pm8001_dbg(pm8001_ha, FAIL, + "The sg list address start_addr=0x%016llx data_len=0x%x end_addr_high=0x%08x end_addr_low=0x%08x has crossed 4G boundary\n", + start_addr, ssp_cmd.enc_len, + end_addr_high, end_addr_low); pm8001_chip_make_sg(task->scatter, 1, ccb->buf_prd); phys_addr = ccb->ccb_dma_handle; @@ -4533,9 +4383,9 @@ static int pm80xx_chip_ssp_io_req(struct pm8001_hba_info *pm8001_ha, (task->ssp_task.cmd->cmnd[4] << 8) | (task->ssp_task.cmd->cmnd[5])); } else { - PM8001_IO_DBG(pm8001_ha, pm8001_printk( - "Sending Normal SAS command 0x%x inb q %x\n", - task->ssp_task.cmd->cmnd[0], q_index)); + pm8001_dbg(pm8001_ha, IO, + "Sending Normal SAS command 0x%x inb q %x\n", + task->ssp_task.cmd->cmnd[0], q_index); /* fill in PRD (scatter/gather) table, if any */ if (task->num_scatter > 1) { pm8001_chip_make_sg(task->scatter, ccb->n_elem, @@ -4559,13 +4409,10 @@ static int pm80xx_chip_ssp_io_req(struct pm8001_hba_info *pm8001_ha, end_addr_low = cpu_to_le32(lower_32_bits(end_addr)); end_addr_high = cpu_to_le32(upper_32_bits(end_addr)); if (end_addr_high != ssp_cmd.addr_high) { - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("The sg list address " - "start_addr=0x%016llx data_len=0x%x " - "end_addr_high=0x%08x end_addr_low=" - "0x%08x has crossed 4G boundary\n", - start_addr, ssp_cmd.len, - end_addr_high, end_addr_low)); + pm8001_dbg(pm8001_ha, FAIL, + "The sg list address start_addr=0x%016llx data_len=0x%x end_addr_high=0x%08x end_addr_low=0x%08x has crossed 4G boundary\n", + start_addr, ssp_cmd.len, + end_addr_high, end_addr_low); pm8001_chip_make_sg(task->scatter, 1, ccb->buf_prd); phys_addr = ccb->ccb_dma_handle; @@ -4582,10 +4429,8 @@ static int pm80xx_chip_ssp_io_req(struct pm8001_hba_info *pm8001_ha, ssp_cmd.esgl = 0; } } - spin_lock_irqsave(&circularQ->iq_lock, flags); ret = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &ssp_cmd, sizeof(ssp_cmd), q_index); - spin_unlock_irqrestore(&circularQ->iq_lock, flags); return ret; } @@ -4614,19 +4459,19 @@ static int pm80xx_chip_sata_req(struct pm8001_hba_info *pm8001_ha, if (task->data_dir == DMA_NONE) { ATAP = 0x04; /* no data*/ - PM8001_IO_DBG(pm8001_ha, pm8001_printk("no data\n")); + pm8001_dbg(pm8001_ha, IO, "no data\n"); } else if (likely(!task->ata_task.device_control_reg_update)) { if (task->ata_task.dma_xfer) { ATAP = 0x06; /* DMA */ - PM8001_IO_DBG(pm8001_ha, pm8001_printk("DMA\n")); + pm8001_dbg(pm8001_ha, IO, "DMA\n"); } else { ATAP = 0x05; /* PIO*/ - PM8001_IO_DBG(pm8001_ha, pm8001_printk("PIO\n")); + pm8001_dbg(pm8001_ha, IO, "PIO\n"); } if (task->ata_task.use_ncq && dev->sata_dev.class != ATA_DEV_ATAPI) { ATAP = 0x07; /* FPDMA */ - PM8001_IO_DBG(pm8001_ha, pm8001_printk("FPDMA\n")); + pm8001_dbg(pm8001_ha, IO, "FPDMA\n"); } } if (task->ata_task.use_ncq && pm8001_get_ncq_tag(task, &hdr_tag)) { @@ -4646,9 +4491,9 @@ static int pm80xx_chip_sata_req(struct pm8001_hba_info *pm8001_ha, /* Check if encryption is set */ if (pm8001_ha->chip->encrypt && !(pm8001_ha->encrypt_info.status) && check_enc_sat_cmd(task)) { - PM8001_IO_DBG(pm8001_ha, pm8001_printk( - "Encryption enabled.Sending Encrypt SATA cmd 0x%x\n", - sata_cmd.sata_fis.command)); + pm8001_dbg(pm8001_ha, IO, + "Encryption enabled.Sending Encrypt SATA cmd 0x%x\n", + sata_cmd.sata_fis.command); opc = OPC_INB_SATA_DIF_ENC_IO; /* set encryption bit */ @@ -4676,13 +4521,10 @@ static int pm80xx_chip_sata_req(struct pm8001_hba_info *pm8001_ha, end_addr_low = cpu_to_le32(lower_32_bits(end_addr)); end_addr_high = cpu_to_le32(upper_32_bits(end_addr)); if (end_addr_high != sata_cmd.enc_addr_high) { - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("The sg list address " - "start_addr=0x%016llx data_len=0x%x " - "end_addr_high=0x%08x end_addr_low" - "=0x%08x has crossed 4G boundary\n", - start_addr, sata_cmd.enc_len, - end_addr_high, end_addr_low)); + pm8001_dbg(pm8001_ha, FAIL, + "The sg list address start_addr=0x%016llx data_len=0x%x end_addr_high=0x%08x end_addr_low=0x%08x has crossed 4G boundary\n", + start_addr, sata_cmd.enc_len, + end_addr_high, end_addr_low); pm8001_chip_make_sg(task->scatter, 1, ccb->buf_prd); phys_addr = ccb->ccb_dma_handle; @@ -4711,9 +4553,9 @@ static int pm80xx_chip_sata_req(struct pm8001_hba_info *pm8001_ha, cpu_to_le32((sata_cmd.sata_fis.lbah_exp << 8) | (sata_cmd.sata_fis.lbam_exp)); } else { - PM8001_IO_DBG(pm8001_ha, pm8001_printk( - "Sending Normal SATA command 0x%x inb %x\n", - sata_cmd.sata_fis.command, q_index)); + pm8001_dbg(pm8001_ha, IO, + "Sending Normal SATA command 0x%x inb %x\n", + sata_cmd.sata_fis.command, q_index); /* dad (bit 0-1) is 0 */ sata_cmd.ncqtag_atap_dir_m_dad = cpu_to_le32(((ncg_tag & 0xff)<<16) | @@ -4739,13 +4581,10 @@ static int pm80xx_chip_sata_req(struct pm8001_hba_info *pm8001_ha, end_addr_low = cpu_to_le32(lower_32_bits(end_addr)); end_addr_high = cpu_to_le32(upper_32_bits(end_addr)); if (end_addr_high != sata_cmd.addr_high) { - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("The sg list address " - "start_addr=0x%016llx data_len=0x%x" - "end_addr_high=0x%08x end_addr_low=" - "0x%08x has crossed 4G boundary\n", - start_addr, sata_cmd.len, - end_addr_high, end_addr_low)); + pm8001_dbg(pm8001_ha, FAIL, + "The sg list address start_addr=0x%016llx data_len=0x%xend_addr_high=0x%08x end_addr_low=0x%08x has crossed 4G boundary\n", + start_addr, sata_cmd.len, + end_addr_high, end_addr_low); pm8001_chip_make_sg(task->scatter, 1, ccb->buf_prd); phys_addr = ccb->ccb_dma_handle; @@ -4804,10 +4643,10 @@ static int pm80xx_chip_sata_req(struct pm8001_hba_info *pm8001_ha, SAS_TASK_STATE_ABORTED))) { spin_unlock_irqrestore(&task->task_state_lock, flags); - PM8001_FAIL_DBG(pm8001_ha, - pm8001_printk("task 0x%p resp 0x%x " - " stat 0x%x but aborted by upper layer " - "\n", task, ts->resp, ts->stat)); + pm8001_dbg(pm8001_ha, FAIL, + "task 0x%p resp 0x%x stat 0x%x but aborted by upper layer\n", + task, ts->resp, + ts->stat); pm8001_ccb_task_free(pm8001_ha, task, ccb, tag); return 0; } else { @@ -4815,14 +4654,13 @@ static int pm80xx_chip_sata_req(struct pm8001_hba_info *pm8001_ha, flags); pm8001_ccb_task_free_done(pm8001_ha, task, ccb, tag); + atomic_dec(&pm8001_ha_dev->running_req); return 0; } } } - spin_lock_irqsave(&circularQ->iq_lock, flags); ret = pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &sata_cmd, sizeof(sata_cmd), q_index); - spin_unlock_irqrestore(&circularQ->iq_lock, flags); return ret; } @@ -4843,8 +4681,7 @@ pm80xx_chip_phy_start_req(struct pm8001_hba_info *pm8001_ha, u8 phy_id) memset(&payload, 0, sizeof(payload)); payload.tag = cpu_to_le32(tag); - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("PHY START REQ for phy_id %d\n", phy_id)); + pm8001_dbg(pm8001_ha, INIT, "PHY START REQ for phy_id %d\n", phy_id); payload.ase_sh_lm_slr_phyid = cpu_to_le32(SPINHOLD_DISABLE | LINKMODE_AUTO | pm8001_ha->link_rate | phy_id); @@ -5008,9 +4845,9 @@ static irqreturn_t pm80xx_chip_isr(struct pm8001_hba_info *pm8001_ha, u8 vec) { pm80xx_chip_interrupt_disable(pm8001_ha, vec); - PM8001_DEVIO_DBG(pm8001_ha, pm8001_printk( - "irq vec %d, ODMR:0x%x\n", - vec, pm8001_cr32(pm8001_ha, 0, 0x30))); + pm8001_dbg(pm8001_ha, DEVIO, + "irq vec %d, ODMR:0x%x\n", + vec, pm8001_cr32(pm8001_ha, 0, 0x30)); process_oq(pm8001_ha, vec); pm80xx_chip_interrupt_enable(pm8001_ha, vec); return IRQ_HANDLED; @@ -5029,13 +4866,13 @@ static void mpi_set_phy_profile_req(struct pm8001_hba_info *pm8001_ha, memset(&payload, 0, sizeof(payload)); rc = pm8001_tag_alloc(pm8001_ha, &tag); if (rc) - PM8001_FAIL_DBG(pm8001_ha, pm8001_printk("Invalid tag\n")); + pm8001_dbg(pm8001_ha, FAIL, "Invalid tag\n"); circularQ = &pm8001_ha->inbnd_q_tbl[0]; payload.tag = cpu_to_le32(tag); payload.ppc_phyid = (((operation & 0xF) << 8) | (phyid & 0xFF)); - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk(" phy profile command for phy %x ,length is %d\n", - payload.ppc_phyid, length)); + pm8001_dbg(pm8001_ha, INIT, + " phy profile command for phy %x ,length is %d\n", + payload.ppc_phyid, length); for (i = length; i < (length + PHY_DWORD_LENGTH - 1); i++) { payload.reserved[j] = cpu_to_le32(*((u32 *)buf + i)); j++; @@ -5056,7 +4893,7 @@ void pm8001_set_phy_profile(struct pm8001_hba_info *pm8001_ha, SAS_PHY_ANALOG_SETTINGS_PAGE, i, length, (u32 *)buf); length = length + PHY_DWORD_LENGTH; } - PM8001_INIT_DBG(pm8001_ha, pm8001_printk("phy settings completed\n")); + pm8001_dbg(pm8001_ha, INIT, "phy settings completed\n"); } void pm8001_set_phy_profile_single(struct pm8001_hba_info *pm8001_ha, @@ -5071,7 +4908,7 @@ void pm8001_set_phy_profile_single(struct pm8001_hba_info *pm8001_ha, rc = pm8001_tag_alloc(pm8001_ha, &tag); if (rc) - PM8001_INIT_DBG(pm8001_ha, pm8001_printk("Invalid tag")); + pm8001_dbg(pm8001_ha, INIT, "Invalid tag\n"); circularQ = &pm8001_ha->inbnd_q_tbl[0]; opc = OPC_INB_SET_PHY_PROFILE; @@ -5088,8 +4925,7 @@ void pm8001_set_phy_profile_single(struct pm8001_hba_info *pm8001_ha, if (rc) pm8001_tag_free(pm8001_ha, tag); - PM8001_INIT_DBG(pm8001_ha, - pm8001_printk("PHY %d settings applied", phy)); + pm8001_dbg(pm8001_ha, INIT, "PHY %d settings applied\n", phy); } const struct pm8001_dispatch pm8001_80xx_dispatch = { .name = "pmc80xx", diff --git a/drivers/scsi/qla2xxx/qla_dbg.c b/drivers/scsi/qla2xxx/qla_dbg.c index bb7431912d41..144a893e7335 100644 --- a/drivers/scsi/qla2xxx/qla_dbg.c +++ b/drivers/scsi/qla2xxx/qla_dbg.c @@ -202,6 +202,7 @@ qla24xx_dump_ram(struct qla_hw_data *ha, uint32_t addr, __be32 *ram, wrt_reg_word(®->mailbox0, MBC_DUMP_RISC_RAM_EXTENDED); wrt_reg_word(®->mailbox1, LSW(addr)); wrt_reg_word(®->mailbox8, MSW(addr)); + wrt_reg_word(®->mailbox10, 0); wrt_reg_word(®->mailbox2, MSW(LSD(dump_dma))); wrt_reg_word(®->mailbox3, LSW(LSD(dump_dma))); diff --git a/drivers/scsi/qla2xxx/qla_mbx.c b/drivers/scsi/qla2xxx/qla_mbx.c index d6325fb2ef73..4ebd8851a0c9 100644 --- a/drivers/scsi/qla2xxx/qla_mbx.c +++ b/drivers/scsi/qla2xxx/qla_mbx.c @@ -4277,7 +4277,8 @@ qla2x00_dump_ram(scsi_qla_host_t *vha, dma_addr_t req_dma, uint32_t addr, if (MSW(addr) || IS_FWI2_CAPABLE(vha->hw)) { mcp->mb[0] = MBC_DUMP_RISC_RAM_EXTENDED; mcp->mb[8] = MSW(addr); - mcp->out_mb = MBX_8|MBX_0; + mcp->mb[10] = 0; + mcp->out_mb = MBX_10|MBX_8|MBX_0; } else { mcp->mb[0] = MBC_DUMP_RISC_RAM; mcp->out_mb = MBX_0; diff --git a/drivers/scsi/scsi_transport_iscsi.c b/drivers/scsi/scsi_transport_iscsi.c index 2e68c0a87698..c53c3f9fa526 100644 --- a/drivers/scsi/scsi_transport_iscsi.c +++ b/drivers/scsi/scsi_transport_iscsi.c @@ -132,7 +132,11 @@ show_transport_handle(struct device *dev, struct device_attribute *attr, char *buf) { struct iscsi_internal *priv = dev_to_iscsi_internal(dev); - return sprintf(buf, "%llu\n", (unsigned long long)iscsi_handle(priv->iscsi_transport)); + + if (!capable(CAP_SYS_ADMIN)) + return -EACCES; + return sysfs_emit(buf, "%llu\n", + (unsigned long long)iscsi_handle(priv->iscsi_transport)); } static DEVICE_ATTR(handle, S_IRUGO, show_transport_handle, NULL); @@ -142,7 +146,7 @@ show_transport_##name(struct device *dev, \ struct device_attribute *attr,char *buf) \ { \ struct iscsi_internal *priv = dev_to_iscsi_internal(dev); \ - return sprintf(buf, format"\n", priv->iscsi_transport->name); \ + return sysfs_emit(buf, format"\n", priv->iscsi_transport->name);\ } \ static DEVICE_ATTR(name, S_IRUGO, show_transport_##name, NULL); @@ -183,7 +187,7 @@ static ssize_t show_ep_handle(struct device *dev, struct device_attribute *attr, char *buf) { struct iscsi_endpoint *ep = iscsi_dev_to_endpoint(dev); - return sprintf(buf, "%llu\n", (unsigned long long) ep->id); + return sysfs_emit(buf, "%llu\n", (unsigned long long) ep->id); } static ISCSI_ATTR(ep, handle, S_IRUGO, show_ep_handle, NULL); @@ -2883,6 +2887,9 @@ iscsi_set_param(struct iscsi_transport *transport, struct iscsi_uevent *ev) struct iscsi_cls_session *session; int err = 0, value = 0; + if (ev->u.set_param.len > PAGE_SIZE) + return -EINVAL; + session = iscsi_session_lookup(ev->u.set_param.sid); conn = iscsi_conn_lookup(ev->u.set_param.sid, ev->u.set_param.cid); if (!conn || !session) @@ -3030,6 +3037,9 @@ iscsi_set_host_param(struct iscsi_transport *transport, if (!transport->set_host_param) return -ENOSYS; + if (ev->u.set_host_param.len > PAGE_SIZE) + return -EINVAL; + shost = scsi_host_lookup(ev->u.set_host_param.host_no); if (!shost) { printk(KERN_ERR "set_host_param could not find host no %u\n", @@ -3617,6 +3627,7 @@ iscsi_if_recv_msg(struct sk_buff *skb, struct nlmsghdr *nlh, uint32_t *group) { int err = 0; u32 portid; + u32 pdu_len; struct iscsi_uevent *ev = nlmsg_data(nlh); struct iscsi_transport *transport = NULL; struct iscsi_internal *priv; @@ -3624,6 +3635,9 @@ iscsi_if_recv_msg(struct sk_buff *skb, struct nlmsghdr *nlh, uint32_t *group) struct iscsi_cls_conn *conn; struct iscsi_endpoint *ep = NULL; + if (!netlink_capable(skb, CAP_SYS_ADMIN)) + return -EPERM; + if (nlh->nlmsg_type == ISCSI_UEVENT_PATH_UPDATE) *group = ISCSI_NL_GRP_UIP; else @@ -3756,6 +3770,14 @@ iscsi_if_recv_msg(struct sk_buff *skb, struct nlmsghdr *nlh, uint32_t *group) err = -EINVAL; break; case ISCSI_UEVENT_SEND_PDU: + pdu_len = nlh->nlmsg_len - sizeof(*nlh) - sizeof(*ev); + + if ((ev->u.send_pdu.hdr_size > pdu_len) || + (ev->u.send_pdu.data_size > (pdu_len - ev->u.send_pdu.hdr_size))) { + err = -EINVAL; + break; + } + conn = iscsi_conn_lookup(ev->u.send_pdu.sid, ev->u.send_pdu.cid); if (conn) { mutex_lock(&conn_mutex); @@ -3960,7 +3982,7 @@ static ssize_t show_conn_state(struct device *dev, conn->state < ARRAY_SIZE(connection_state_names)) state = connection_state_names[conn->state]; - return sprintf(buf, "%s\n", state); + return sysfs_emit(buf, "%s\n", state); } static ISCSI_CLASS_ATTR(conn, state, S_IRUGO, show_conn_state, NULL); @@ -4188,7 +4210,7 @@ show_priv_session_state(struct device *dev, struct device_attribute *attr, char *buf) { struct iscsi_cls_session *session = iscsi_dev_to_session(dev->parent); - return sprintf(buf, "%s\n", iscsi_session_state_name(session->state)); + return sysfs_emit(buf, "%s\n", iscsi_session_state_name(session->state)); } static ISCSI_CLASS_ATTR(priv_sess, state, S_IRUGO, show_priv_session_state, NULL); @@ -4197,7 +4219,7 @@ show_priv_session_creator(struct device *dev, struct device_attribute *attr, char *buf) { struct iscsi_cls_session *session = iscsi_dev_to_session(dev->parent); - return sprintf(buf, "%d\n", session->creator); + return sysfs_emit(buf, "%d\n", session->creator); } static ISCSI_CLASS_ATTR(priv_sess, creator, S_IRUGO, show_priv_session_creator, NULL); @@ -4206,7 +4228,7 @@ show_priv_session_target_id(struct device *dev, struct device_attribute *attr, char *buf) { struct iscsi_cls_session *session = iscsi_dev_to_session(dev->parent); - return sprintf(buf, "%d\n", session->target_id); + return sysfs_emit(buf, "%d\n", session->target_id); } static ISCSI_CLASS_ATTR(priv_sess, target_id, S_IRUGO, show_priv_session_target_id, NULL); @@ -4219,8 +4241,8 @@ show_priv_session_##field(struct device *dev, \ struct iscsi_cls_session *session = \ iscsi_dev_to_session(dev->parent); \ if (session->field == -1) \ - return sprintf(buf, "off\n"); \ - return sprintf(buf, format"\n", session->field); \ + return sysfs_emit(buf, "off\n"); \ + return sysfs_emit(buf, format"\n", session->field); \ } #define iscsi_priv_session_attr_store(field) \ diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c index fedb89d4ac3f..20a6564f87d9 100644 --- a/drivers/scsi/sd.c +++ b/drivers/scsi/sd.c @@ -709,9 +709,9 @@ static int sd_sec_submit(void *data, u16 spsp, u8 secp, void *buffer, put_unaligned_be16(spsp, &cdb[2]); put_unaligned_be32(len, &cdb[6]); - ret = scsi_execute_req(sdev, cdb, - send ? DMA_TO_DEVICE : DMA_FROM_DEVICE, - buffer, len, NULL, SD_TIMEOUT, sdkp->max_retries, NULL); + ret = scsi_execute(sdev, cdb, send ? DMA_TO_DEVICE : DMA_FROM_DEVICE, + buffer, len, NULL, NULL, SD_TIMEOUT, sdkp->max_retries, 0, + RQF_PM, NULL); return ret <= 0 ? ret : -EIO; } #endif /* CONFIG_BLK_SED_OPAL */ diff --git a/drivers/scsi/sd.h b/drivers/scsi/sd.h index b59136c4125b..c76f7c9e6b13 100644 --- a/drivers/scsi/sd.h +++ b/drivers/scsi/sd.h @@ -125,6 +125,9 @@ struct scsi_disk { unsigned urswrz : 1; unsigned security : 1; unsigned ignore_medium_access_errors : 1; + + ANDROID_KABI_RESERVE(1); + ANDROID_KABI_RESERVE(2); }; #define to_scsi_disk(obj) container_of(obj,struct scsi_disk,dev) diff --git a/drivers/scsi/sd_zbc.c b/drivers/scsi/sd_zbc.c index cf07b7f93579..87a7274e4632 100644 --- a/drivers/scsi/sd_zbc.c +++ b/drivers/scsi/sd_zbc.c @@ -688,6 +688,7 @@ int sd_zbc_revalidate_zones(struct scsi_disk *sdkp) unsigned int nr_zones = sdkp->rev_nr_zones; u32 max_append; int ret = 0; + unsigned int flags; /* * For all zoned disks, initialize zone append emulation data if not @@ -720,16 +721,19 @@ int sd_zbc_revalidate_zones(struct scsi_disk *sdkp) disk->queue->nr_zones == nr_zones) goto unlock; + flags = memalloc_noio_save(); sdkp->zone_blocks = zone_blocks; sdkp->nr_zones = nr_zones; - sdkp->rev_wp_offset = kvcalloc(nr_zones, sizeof(u32), GFP_NOIO); + sdkp->rev_wp_offset = kvcalloc(nr_zones, sizeof(u32), GFP_KERNEL); if (!sdkp->rev_wp_offset) { ret = -ENOMEM; + memalloc_noio_restore(flags); goto unlock; } ret = blk_revalidate_disk_zones(disk, sd_zbc_revalidate_zones_cb); + memalloc_noio_restore(flags); kvfree(sdkp->rev_wp_offset); sdkp->rev_wp_offset = NULL; diff --git a/drivers/scsi/ufs/ufs-exynos.c b/drivers/scsi/ufs/ufs-exynos.c index 663ee52b1330..623381c8f9d6 100644 --- a/drivers/scsi/ufs/ufs-exynos.c +++ b/drivers/scsi/ufs/ufs-exynos.c @@ -1255,7 +1255,8 @@ struct exynos_ufs_drv_data exynos_ufs_drvs = { UFSHCI_QUIRK_SKIP_RESET_INTR_AGGR | UFSHCD_QUIRK_BROKEN_OCS_FATAL_ERROR | UFSHCI_QUIRK_SKIP_MANUAL_WB_FLUSH_CTRL | - UFSHCD_QUIRK_SKIP_DEF_UNIPRO_TIMEOUT_SETTING, + UFSHCD_QUIRK_SKIP_DEF_UNIPRO_TIMEOUT_SETTING | + UFSHCD_QUIRK_ALIGN_SG_WITH_PAGE_SIZE, .opts = EXYNOS_UFS_OPT_HAS_APB_CLK_CTRL | EXYNOS_UFS_OPT_BROKEN_AUTO_CLK_CTRL | EXYNOS_UFS_OPT_BROKEN_RX_SEL_IDX | diff --git a/drivers/scsi/ufs/ufs-mediatek.c b/drivers/scsi/ufs/ufs-mediatek.c index 914a827a93ee..09d2ac20508b 100644 --- a/drivers/scsi/ufs/ufs-mediatek.c +++ b/drivers/scsi/ufs/ufs-mediatek.c @@ -566,6 +566,7 @@ static int ufs_mtk_init(struct ufs_hba *hba) /* Enable WriteBooster */ hba->caps |= UFSHCD_CAP_WB_EN; + hba->quirks |= UFSHCI_QUIRK_SKIP_MANUAL_WB_FLUSH_CTRL; hba->vps->wb_flush_threshold = UFS_WB_BUF_REMAIN_PERCENT(80); /* @@ -812,7 +813,7 @@ static void ufs_mtk_vreg_set_lpm(struct ufs_hba *hba, bool lpm) if (!hba->vreg_info.vccq2 || !hba->vreg_info.vcc) return; - if (lpm & !hba->vreg_info.vcc->enabled) + if (lpm && !hba->vreg_info.vcc->enabled) regulator_set_mode(hba->vreg_info.vccq2->reg, REGULATOR_MODE_IDLE); else if (!lpm) diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c index 27748aeb87cf..ea4e98a7363c 100644 --- a/drivers/scsi/ufs/ufshcd.c +++ b/drivers/scsi/ufs/ufshcd.c @@ -4809,6 +4809,8 @@ static int ufshcd_slave_configure(struct scsi_device *sdev) ufshcd_crypto_setup_rq_keyslot_manager(hba, q); + trace_android_vh_ufs_update_sdev(sdev); + return 0; } diff --git a/drivers/scsi/ufs/ufshcd.h b/drivers/scsi/ufs/ufshcd.h index f819f17a79cd..0095adefffec 100644 --- a/drivers/scsi/ufs/ufshcd.h +++ b/drivers/scsi/ufs/ufshcd.h @@ -550,7 +550,7 @@ enum ufshcd_quirks { * This quirk needs to disable unipro timeout values * before power mode change */ - UFSHCD_QUIRK_SKIP_DEF_UNIPRO_TIMEOUT_SETTING = 1 << 13, + UFSHCD_QUIRK_SKIP_DEF_UNIPRO_TIMEOUT_SETTING = 1 << 13, /* * This quirk allows only sg entries aligned with page size. diff --git a/drivers/soc/aspeed/aspeed-lpc-snoop.c b/drivers/soc/aspeed/aspeed-lpc-snoop.c index f3d8d53ab84d..dbe5325a324d 100644 --- a/drivers/soc/aspeed/aspeed-lpc-snoop.c +++ b/drivers/soc/aspeed/aspeed-lpc-snoop.c @@ -11,6 +11,7 @@ */ #include +#include #include #include #include @@ -67,6 +68,7 @@ struct aspeed_lpc_snoop_channel { struct aspeed_lpc_snoop { struct regmap *regmap; int irq; + struct clk *clk; struct aspeed_lpc_snoop_channel chan[NUM_SNOOP_CHANNELS]; }; @@ -282,22 +284,42 @@ static int aspeed_lpc_snoop_probe(struct platform_device *pdev) return -ENODEV; } + lpc_snoop->clk = devm_clk_get(dev, NULL); + if (IS_ERR(lpc_snoop->clk)) { + rc = PTR_ERR(lpc_snoop->clk); + if (rc != -EPROBE_DEFER) + dev_err(dev, "couldn't get clock\n"); + return rc; + } + rc = clk_prepare_enable(lpc_snoop->clk); + if (rc) { + dev_err(dev, "couldn't enable clock\n"); + return rc; + } + rc = aspeed_lpc_snoop_config_irq(lpc_snoop, pdev); if (rc) - return rc; + goto err; rc = aspeed_lpc_enable_snoop(lpc_snoop, dev, 0, port); if (rc) - return rc; + goto err; /* Configuration of 2nd snoop channel port is optional */ if (of_property_read_u32_index(dev->of_node, "snoop-ports", 1, &port) == 0) { rc = aspeed_lpc_enable_snoop(lpc_snoop, dev, 1, port); - if (rc) + if (rc) { aspeed_lpc_disable_snoop(lpc_snoop, 0); + goto err; + } } + return 0; + +err: + clk_disable_unprepare(lpc_snoop->clk); + return rc; } @@ -309,6 +331,8 @@ static int aspeed_lpc_snoop_remove(struct platform_device *pdev) aspeed_lpc_disable_snoop(lpc_snoop, 0); aspeed_lpc_disable_snoop(lpc_snoop, 1); + clk_disable_unprepare(lpc_snoop->clk); + return 0; } diff --git a/drivers/soc/qcom/ocmem.c b/drivers/soc/qcom/ocmem.c index 7f9e9944d1ea..f1875dc31ae2 100644 --- a/drivers/soc/qcom/ocmem.c +++ b/drivers/soc/qcom/ocmem.c @@ -189,6 +189,7 @@ struct ocmem *of_get_ocmem(struct device *dev) { struct platform_device *pdev; struct device_node *devnode; + struct ocmem *ocmem; devnode = of_parse_phandle(dev->of_node, "sram", 0); if (!devnode || !devnode->parent) { @@ -202,7 +203,12 @@ struct ocmem *of_get_ocmem(struct device *dev) return ERR_PTR(-EPROBE_DEFER); } - return platform_get_drvdata(pdev); + ocmem = platform_get_drvdata(pdev); + if (!ocmem) { + dev_err(dev, "Cannot get ocmem\n"); + return ERR_PTR(-ENODEV); + } + return ocmem; } EXPORT_SYMBOL(of_get_ocmem); diff --git a/drivers/soc/qcom/socinfo.c b/drivers/soc/qcom/socinfo.c index b44ede48decc..e0620416e574 100644 --- a/drivers/soc/qcom/socinfo.c +++ b/drivers/soc/qcom/socinfo.c @@ -280,7 +280,7 @@ static int qcom_show_pmic_model(struct seq_file *seq, void *p) if (model < 0) return -EINVAL; - if (model <= ARRAY_SIZE(pmic_models) && pmic_models[model]) + if (model < ARRAY_SIZE(pmic_models) && pmic_models[model]) seq_printf(seq, "%s\n", pmic_models[model]); else seq_printf(seq, "unknown (%d)\n", model); diff --git a/drivers/soc/samsung/exynos-asv.c b/drivers/soc/samsung/exynos-asv.c index 8abf4dfaa5c5..5daeadc36382 100644 --- a/drivers/soc/samsung/exynos-asv.c +++ b/drivers/soc/samsung/exynos-asv.c @@ -119,11 +119,6 @@ static int exynos_asv_probe(struct platform_device *pdev) u32 product_id = 0; int ret, i; - cpu_dev = get_cpu_device(0); - ret = dev_pm_opp_get_opp_count(cpu_dev); - if (ret < 0) - return -EPROBE_DEFER; - asv = devm_kzalloc(&pdev->dev, sizeof(*asv), GFP_KERNEL); if (!asv) return -ENOMEM; @@ -134,7 +129,13 @@ static int exynos_asv_probe(struct platform_device *pdev) return PTR_ERR(asv->chipid_regmap); } - regmap_read(asv->chipid_regmap, EXYNOS_CHIPID_REG_PRO_ID, &product_id); + ret = regmap_read(asv->chipid_regmap, EXYNOS_CHIPID_REG_PRO_ID, + &product_id); + if (ret < 0) { + dev_err(&pdev->dev, "Cannot read revision from ChipID: %d\n", + ret); + return -ENODEV; + } switch (product_id & EXYNOS_MASK) { case 0xE5422000: @@ -144,6 +145,11 @@ static int exynos_asv_probe(struct platform_device *pdev) return -ENODEV; } + cpu_dev = get_cpu_device(0); + ret = dev_pm_opp_get_opp_count(cpu_dev); + if (ret < 0) + return -EPROBE_DEFER; + ret = of_property_read_u32(pdev->dev.of_node, "samsung,asv-bin", &asv->of_bin); if (ret < 0) diff --git a/drivers/soc/ti/pm33xx.c b/drivers/soc/ti/pm33xx.c index d2f5e7001a93..dc21aa855a45 100644 --- a/drivers/soc/ti/pm33xx.c +++ b/drivers/soc/ti/pm33xx.c @@ -536,7 +536,7 @@ static int am33xx_pm_probe(struct platform_device *pdev) ret = am33xx_push_sram_idle(); if (ret) - goto err_free_sram; + goto err_unsetup_rtc; am33xx_pm_set_ipc_ops(); @@ -566,6 +566,9 @@ static int am33xx_pm_probe(struct platform_device *pdev) err_put_wkup_m3_ipc: wkup_m3_ipc_put(m3_ipc); +err_unsetup_rtc: + iounmap(rtc_base_virt); + clk_put(rtc_fck); err_free_sram: am33xx_pm_free_sram(); pm33xx_dev = NULL; diff --git a/drivers/soundwire/bus.c b/drivers/soundwire/bus.c index 8eaf31e76677..1fe786855095 100644 --- a/drivers/soundwire/bus.c +++ b/drivers/soundwire/bus.c @@ -405,10 +405,11 @@ sdw_nwrite_no_pm(struct sdw_slave *slave, u32 addr, size_t count, u8 *val) return sdw_transfer(slave->bus, &msg); } -static int sdw_write_no_pm(struct sdw_slave *slave, u32 addr, u8 value) +int sdw_write_no_pm(struct sdw_slave *slave, u32 addr, u8 value) { return sdw_nwrite_no_pm(slave, addr, 1, &value); } +EXPORT_SYMBOL(sdw_write_no_pm); static int sdw_bread_no_pm(struct sdw_bus *bus, u16 dev_num, u32 addr) @@ -476,8 +477,7 @@ int sdw_bwrite_no_pm_unlocked(struct sdw_bus *bus, u16 dev_num, u32 addr, u8 val } EXPORT_SYMBOL(sdw_bwrite_no_pm_unlocked); -static int -sdw_read_no_pm(struct sdw_slave *slave, u32 addr) +int sdw_read_no_pm(struct sdw_slave *slave, u32 addr) { u8 buf; int ret; @@ -488,6 +488,19 @@ sdw_read_no_pm(struct sdw_slave *slave, u32 addr) else return buf; } +EXPORT_SYMBOL(sdw_read_no_pm); + +static int sdw_update_no_pm(struct sdw_slave *slave, u32 addr, u8 mask, u8 val) +{ + int tmp; + + tmp = sdw_read_no_pm(slave, addr); + if (tmp < 0) + return tmp; + + tmp = (tmp & ~mask) | val; + return sdw_write_no_pm(slave, addr, tmp); +} /** * sdw_nread() - Read "n" contiguous SDW Slave registers @@ -500,16 +513,16 @@ int sdw_nread(struct sdw_slave *slave, u32 addr, size_t count, u8 *val) { int ret; - ret = pm_runtime_get_sync(slave->bus->dev); + ret = pm_runtime_get_sync(&slave->dev); if (ret < 0 && ret != -EACCES) { - pm_runtime_put_noidle(slave->bus->dev); + pm_runtime_put_noidle(&slave->dev); return ret; } ret = sdw_nread_no_pm(slave, addr, count, val); - pm_runtime_mark_last_busy(slave->bus->dev); - pm_runtime_put(slave->bus->dev); + pm_runtime_mark_last_busy(&slave->dev); + pm_runtime_put(&slave->dev); return ret; } @@ -526,16 +539,16 @@ int sdw_nwrite(struct sdw_slave *slave, u32 addr, size_t count, u8 *val) { int ret; - ret = pm_runtime_get_sync(slave->bus->dev); + ret = pm_runtime_get_sync(&slave->dev); if (ret < 0 && ret != -EACCES) { - pm_runtime_put_noidle(slave->bus->dev); + pm_runtime_put_noidle(&slave->dev); return ret; } ret = sdw_nwrite_no_pm(slave, addr, count, val); - pm_runtime_mark_last_busy(slave->bus->dev); - pm_runtime_put(slave->bus->dev); + pm_runtime_mark_last_busy(&slave->dev); + pm_runtime_put(&slave->dev); return ret; } @@ -1210,7 +1223,7 @@ static int sdw_slave_set_frequency(struct sdw_slave *slave) } scale_index++; - ret = sdw_write(slave, SDW_SCP_BUS_CLOCK_BASE, base); + ret = sdw_write_no_pm(slave, SDW_SCP_BUS_CLOCK_BASE, base); if (ret < 0) { dev_err(&slave->dev, "SDW_SCP_BUS_CLOCK_BASE write failed:%d\n", ret); @@ -1218,13 +1231,13 @@ static int sdw_slave_set_frequency(struct sdw_slave *slave) } /* initialize scale for both banks */ - ret = sdw_write(slave, SDW_SCP_BUSCLOCK_SCALE_B0, scale_index); + ret = sdw_write_no_pm(slave, SDW_SCP_BUSCLOCK_SCALE_B0, scale_index); if (ret < 0) { dev_err(&slave->dev, "SDW_SCP_BUSCLOCK_SCALE_B0 write failed:%d\n", ret); return ret; } - ret = sdw_write(slave, SDW_SCP_BUSCLOCK_SCALE_B1, scale_index); + ret = sdw_write_no_pm(slave, SDW_SCP_BUSCLOCK_SCALE_B1, scale_index); if (ret < 0) dev_err(&slave->dev, "SDW_SCP_BUSCLOCK_SCALE_B1 write failed:%d\n", ret); @@ -1256,7 +1269,7 @@ static int sdw_initialize_slave(struct sdw_slave *slave) val = slave->prop.scp_int1_mask; /* Enable SCP interrupts */ - ret = sdw_update(slave, SDW_SCP_INTMASK1, val, val); + ret = sdw_update_no_pm(slave, SDW_SCP_INTMASK1, val, val); if (ret < 0) { dev_err(slave->bus->dev, "SDW_SCP_INTMASK1 write failed:%d\n", ret); @@ -1271,7 +1284,7 @@ static int sdw_initialize_slave(struct sdw_slave *slave) val = prop->dp0_prop->imp_def_interrupts; val |= SDW_DP0_INT_PORT_READY | SDW_DP0_INT_BRA_FAILURE; - ret = sdw_update(slave, SDW_DP0_INTMASK, val, val); + ret = sdw_update_no_pm(slave, SDW_DP0_INTMASK, val, val); if (ret < 0) dev_err(slave->bus->dev, "SDW_DP0_INTMASK read failed:%d\n", ret); @@ -1433,7 +1446,7 @@ static int sdw_handle_slave_alerts(struct sdw_slave *slave) ret = pm_runtime_get_sync(&slave->dev); if (ret < 0 && ret != -EACCES) { dev_err(&slave->dev, "Failed to resume device: %d\n", ret); - pm_runtime_put_noidle(slave->bus->dev); + pm_runtime_put_noidle(&slave->dev); return ret; } diff --git a/drivers/soundwire/cadence_master.c b/drivers/soundwire/cadence_master.c index 9fa55164354a..580660599f46 100644 --- a/drivers/soundwire/cadence_master.c +++ b/drivers/soundwire/cadence_master.c @@ -484,10 +484,10 @@ cdns_fill_msg_resp(struct sdw_cdns *cdns, if (!(cdns->response_buf[i] & CDNS_MCP_RESP_ACK)) { no_ack = 1; dev_dbg_ratelimited(cdns->dev, "Msg Ack not received\n"); - if (cdns->response_buf[i] & CDNS_MCP_RESP_NACK) { - nack = 1; - dev_err_ratelimited(cdns->dev, "Msg NACK received\n"); - } + } + if (cdns->response_buf[i] & CDNS_MCP_RESP_NACK) { + nack = 1; + dev_err_ratelimited(cdns->dev, "Msg NACK received\n"); } } diff --git a/drivers/soundwire/intel_init.c b/drivers/soundwire/intel_init.c index cabdadb09a1b..bc8520eb385e 100644 --- a/drivers/soundwire/intel_init.c +++ b/drivers/soundwire/intel_init.c @@ -405,11 +405,12 @@ int sdw_intel_acpi_scan(acpi_handle *parent_handle, { acpi_status status; + info->handle = NULL; status = acpi_walk_namespace(ACPI_TYPE_DEVICE, parent_handle, 1, sdw_intel_acpi_cb, NULL, info, NULL); - if (ACPI_FAILURE(status)) + if (ACPI_FAILURE(status) || info->handle == NULL) return -ENODEV; return sdw_intel_scan_controller(info); diff --git a/drivers/spi/spi-atmel.c b/drivers/spi/spi-atmel.c index 0e5e64a80848..1db43cbead57 100644 --- a/drivers/spi/spi-atmel.c +++ b/drivers/spi/spi-atmel.c @@ -1590,7 +1590,7 @@ static int atmel_spi_probe(struct platform_device *pdev) if (ret == 0) { as->use_dma = true; } else if (ret == -EPROBE_DEFER) { - return ret; + goto out_unmap_regs; } } else if (as->caps.has_pdc_support) { as->use_pdc = true; diff --git a/drivers/spi/spi-cadence-quadspi.c b/drivers/spi/spi-cadence-quadspi.c index ba7d40c2922f..2e1255bf1b42 100644 --- a/drivers/spi/spi-cadence-quadspi.c +++ b/drivers/spi/spi-cadence-quadspi.c @@ -461,7 +461,7 @@ static int cqspi_read_setup(struct cqspi_flash_pdata *f_pdata, /* Setup dummy clock cycles */ dummy_clk = op->dummy.nbytes * 8; if (dummy_clk > CQSPI_DUMMY_CLKS_MAX) - dummy_clk = CQSPI_DUMMY_CLKS_MAX; + return -EOPNOTSUPP; if (dummy_clk) reg |= (dummy_clk & CQSPI_REG_RD_INSTR_DUMMY_MASK) @@ -1198,6 +1198,7 @@ static int cqspi_probe(struct platform_device *pdev) cqspi = spi_master_get_devdata(master); cqspi->pdev = pdev; + platform_set_drvdata(pdev, cqspi); /* Obtain configuration from OF. */ ret = cqspi_of_get_pdata(cqspi); diff --git a/drivers/spi/spi-dw-bt1.c b/drivers/spi/spi-dw-bt1.c index c279b7891e3a..bc9d5eab3c58 100644 --- a/drivers/spi/spi-dw-bt1.c +++ b/drivers/spi/spi-dw-bt1.c @@ -84,7 +84,7 @@ static void dw_spi_bt1_dirmap_copy_from_map(void *to, void __iomem *from, size_t if (shift) { chunk = min_t(size_t, 4 - shift, len); data = readl_relaxed(from - shift); - memcpy(to, &data + shift, chunk); + memcpy(to, (char *)&data + shift, chunk); from += chunk; to += chunk; len -= chunk; diff --git a/drivers/spi/spi-fsl-spi.c b/drivers/spi/spi-fsl-spi.c index 6d8e0a05a535..e4a8d203f940 100644 --- a/drivers/spi/spi-fsl-spi.c +++ b/drivers/spi/spi-fsl-spi.c @@ -695,7 +695,7 @@ static void fsl_spi_cs_control(struct spi_device *spi, bool on) if (WARN_ON_ONCE(!pinfo->immr_spi_cs)) return; - iowrite32be(on ? SPI_BOOT_SEL_BIT : 0, pinfo->immr_spi_cs); + iowrite32be(on ? 0 : SPI_BOOT_SEL_BIT, pinfo->immr_spi_cs); } } diff --git a/drivers/spi/spi-imx.c b/drivers/spi/spi-imx.c index 8df5e973404f..831a38920fa9 100644 --- a/drivers/spi/spi-imx.c +++ b/drivers/spi/spi-imx.c @@ -1713,7 +1713,7 @@ static int spi_imx_probe(struct platform_device *pdev) master->dev.of_node = pdev->dev.of_node; ret = spi_bitbang_start(&spi_imx->bitbang); if (ret) { - dev_err(&pdev->dev, "bitbang start failed with %d\n", ret); + dev_err_probe(&pdev->dev, ret, "bitbang start failed\n"); goto out_bitbang_start; } diff --git a/drivers/spi/spi-pxa2xx-pci.c b/drivers/spi/spi-pxa2xx-pci.c index f236e3034cf8..aafac128bb5f 100644 --- a/drivers/spi/spi-pxa2xx-pci.c +++ b/drivers/spi/spi-pxa2xx-pci.c @@ -21,7 +21,8 @@ enum { PORT_BSW1, PORT_BSW2, PORT_CE4100, - PORT_LPT, + PORT_LPT0, + PORT_LPT1, }; struct pxa_spi_info { @@ -57,8 +58,10 @@ static struct dw_dma_slave bsw1_rx_param = { .src_id = 7 }; static struct dw_dma_slave bsw2_tx_param = { .dst_id = 8 }; static struct dw_dma_slave bsw2_rx_param = { .src_id = 9 }; -static struct dw_dma_slave lpt_tx_param = { .dst_id = 0 }; -static struct dw_dma_slave lpt_rx_param = { .src_id = 1 }; +static struct dw_dma_slave lpt1_tx_param = { .dst_id = 0 }; +static struct dw_dma_slave lpt1_rx_param = { .src_id = 1 }; +static struct dw_dma_slave lpt0_tx_param = { .dst_id = 2 }; +static struct dw_dma_slave lpt0_rx_param = { .src_id = 3 }; static bool lpss_dma_filter(struct dma_chan *chan, void *param) { @@ -185,12 +188,19 @@ static struct pxa_spi_info spi_info_configs[] = { .num_chipselect = 1, .max_clk_rate = 50000000, }, - [PORT_LPT] = { + [PORT_LPT0] = { .type = LPSS_LPT_SSP, .port_id = 0, .setup = lpss_spi_setup, - .tx_param = &lpt_tx_param, - .rx_param = &lpt_rx_param, + .tx_param = &lpt0_tx_param, + .rx_param = &lpt0_rx_param, + }, + [PORT_LPT1] = { + .type = LPSS_LPT_SSP, + .port_id = 1, + .setup = lpss_spi_setup, + .tx_param = &lpt1_tx_param, + .rx_param = &lpt1_rx_param, }, }; @@ -285,8 +295,9 @@ static const struct pci_device_id pxa2xx_spi_pci_devices[] = { { PCI_VDEVICE(INTEL, 0x2290), PORT_BSW1 }, { PCI_VDEVICE(INTEL, 0x22ac), PORT_BSW2 }, { PCI_VDEVICE(INTEL, 0x2e6a), PORT_CE4100 }, - { PCI_VDEVICE(INTEL, 0x9ce6), PORT_LPT }, - { }, + { PCI_VDEVICE(INTEL, 0x9ce5), PORT_LPT0 }, + { PCI_VDEVICE(INTEL, 0x9ce6), PORT_LPT1 }, + { } }; MODULE_DEVICE_TABLE(pci, pxa2xx_spi_pci_devices); diff --git a/drivers/spi/spi-stm32.c b/drivers/spi/spi-stm32.c index 6017209c6d2f..53c4311cc6ab 100644 --- a/drivers/spi/spi-stm32.c +++ b/drivers/spi/spi-stm32.c @@ -928,8 +928,8 @@ static irqreturn_t stm32h7_spi_irq_thread(int irq, void *dev_id) mask |= STM32H7_SPI_SR_RXP; if (!(sr & mask)) { - dev_dbg(spi->dev, "spurious IT (sr=0x%08x, ier=0x%08x)\n", - sr, ier); + dev_warn(spi->dev, "spurious IT (sr=0x%08x, ier=0x%08x)\n", + sr, ier); spin_unlock_irqrestore(&spi->lock, flags); return IRQ_NONE; } @@ -956,15 +956,8 @@ static irqreturn_t stm32h7_spi_irq_thread(int irq, void *dev_id) } if (sr & STM32H7_SPI_SR_OVR) { - dev_warn(spi->dev, "Overrun: received value discarded\n"); - if (!spi->cur_usedma && (spi->rx_buf && (spi->rx_len > 0))) - stm32h7_spi_read_rxfifo(spi, false); - /* - * If overrun is detected while using DMA, it means that - * something went wrong, so stop the current transfer - */ - if (spi->cur_usedma) - end = true; + dev_err(spi->dev, "Overrun: RX data lost\n"); + end = true; } if (sr & STM32H7_SPI_SR_EOT) { @@ -1677,6 +1670,10 @@ static int stm32_spi_transfer_one(struct spi_master *master, struct stm32_spi *spi = spi_master_get_devdata(master); int ret; + /* Don't do anything on 0 bytes transfers */ + if (transfer->len == 0) + return 0; + spi->tx_buf = transfer->tx_buf; spi->rx_buf = transfer->rx_buf; spi->tx_len = spi->tx_buf ? transfer->len : 0; diff --git a/drivers/spi/spi-synquacer.c b/drivers/spi/spi-synquacer.c index 8cdca6ab8098..ea706d9629cb 100644 --- a/drivers/spi/spi-synquacer.c +++ b/drivers/spi/spi-synquacer.c @@ -490,6 +490,10 @@ static void synquacer_spi_set_cs(struct spi_device *spi, bool enable) val &= ~(SYNQUACER_HSSPI_DMPSEL_CS_MASK << SYNQUACER_HSSPI_DMPSEL_CS_SHIFT); val |= spi->chip_select << SYNQUACER_HSSPI_DMPSEL_CS_SHIFT; + + if (!enable) + val |= SYNQUACER_HSSPI_DMSTOP_STOP; + writel(val, sspi->regs + SYNQUACER_HSSPI_REG_DMSTART); } diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c index ef31474807c8..458fba77ccf9 100644 --- a/drivers/spi/spi.c +++ b/drivers/spi/spi.c @@ -1259,7 +1259,7 @@ static int spi_transfer_one_message(struct spi_controller *ctlr, ptp_read_system_prets(xfer->ptp_sts); } - if (xfer->tx_buf || xfer->rx_buf) { + if ((xfer->tx_buf || xfer->rx_buf) && xfer->len) { reinit_completion(&ctlr->xfer_completion); fallback_pio: diff --git a/drivers/spmi/spmi-pmic-arb.c b/drivers/spmi/spmi-pmic-arb.c index de844b412110..bbbd311eda03 100644 --- a/drivers/spmi/spmi-pmic-arb.c +++ b/drivers/spmi/spmi-pmic-arb.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0-only /* - * Copyright (c) 2012-2015, 2017, The Linux Foundation. All rights reserved. + * Copyright (c) 2012-2015, 2017, 2021, The Linux Foundation. All rights reserved. */ #include #include @@ -505,8 +505,7 @@ static void cleanup_irq(struct spmi_pmic_arb *pmic_arb, u16 apid, int id) static void periph_interrupt(struct spmi_pmic_arb *pmic_arb, u16 apid) { unsigned int irq; - u32 status; - int id; + u32 status, id; u8 sid = (pmic_arb->apid_data[apid].ppid >> 8) & 0xF; u8 per = pmic_arb->apid_data[apid].ppid & 0xFF; diff --git a/drivers/staging/comedi/drivers/addi_apci_1032.c b/drivers/staging/comedi/drivers/addi_apci_1032.c index 35b75f0c9200..81a246fbcc01 100644 --- a/drivers/staging/comedi/drivers/addi_apci_1032.c +++ b/drivers/staging/comedi/drivers/addi_apci_1032.c @@ -260,6 +260,7 @@ static irqreturn_t apci1032_interrupt(int irq, void *d) struct apci1032_private *devpriv = dev->private; struct comedi_subdevice *s = dev->read_subdev; unsigned int ctrl; + unsigned short val; /* check interrupt is from this device */ if ((inl(devpriv->amcc_iobase + AMCC_OP_REG_INTCSR) & @@ -275,7 +276,8 @@ static irqreturn_t apci1032_interrupt(int irq, void *d) outl(ctrl & ~APCI1032_CTRL_INT_ENA, dev->iobase + APCI1032_CTRL_REG); s->state = inl(dev->iobase + APCI1032_STATUS_REG) & 0xffff; - comedi_buf_write_samples(s, &s->state, 1); + val = s->state; + comedi_buf_write_samples(s, &val, 1); comedi_handle_events(dev, s); /* enable the interrupt */ diff --git a/drivers/staging/comedi/drivers/addi_apci_1500.c b/drivers/staging/comedi/drivers/addi_apci_1500.c index 11efb21555e3..b04c15dcfb57 100644 --- a/drivers/staging/comedi/drivers/addi_apci_1500.c +++ b/drivers/staging/comedi/drivers/addi_apci_1500.c @@ -208,7 +208,7 @@ static irqreturn_t apci1500_interrupt(int irq, void *d) struct comedi_device *dev = d; struct apci1500_private *devpriv = dev->private; struct comedi_subdevice *s = dev->read_subdev; - unsigned int status = 0; + unsigned short status = 0; unsigned int val; val = inl(devpriv->amcc + AMCC_OP_REG_INTCSR); @@ -238,14 +238,14 @@ static irqreturn_t apci1500_interrupt(int irq, void *d) * * Mask Meaning * ---------- ------------------------------------------ - * 0x00000001 Event 1 has occurred - * 0x00000010 Event 2 has occurred - * 0x00000100 Counter/timer 1 has run down (not implemented) - * 0x00001000 Counter/timer 2 has run down (not implemented) - * 0x00010000 Counter 3 has run down (not implemented) - * 0x00100000 Watchdog has run down (not implemented) - * 0x01000000 Voltage error - * 0x10000000 Short-circuit error + * 0b00000001 Event 1 has occurred + * 0b00000010 Event 2 has occurred + * 0b00000100 Counter/timer 1 has run down (not implemented) + * 0b00001000 Counter/timer 2 has run down (not implemented) + * 0b00010000 Counter 3 has run down (not implemented) + * 0b00100000 Watchdog has run down (not implemented) + * 0b01000000 Voltage error + * 0b10000000 Short-circuit error */ comedi_buf_write_samples(s, &status, 1); comedi_handle_events(dev, s); diff --git a/drivers/staging/comedi/drivers/adv_pci1710.c b/drivers/staging/comedi/drivers/adv_pci1710.c index 692893c7e5c3..090607760be6 100644 --- a/drivers/staging/comedi/drivers/adv_pci1710.c +++ b/drivers/staging/comedi/drivers/adv_pci1710.c @@ -300,11 +300,11 @@ static int pci1710_ai_eoc(struct comedi_device *dev, static int pci1710_ai_read_sample(struct comedi_device *dev, struct comedi_subdevice *s, unsigned int cur_chan, - unsigned int *val) + unsigned short *val) { const struct boardtype *board = dev->board_ptr; struct pci1710_private *devpriv = dev->private; - unsigned int sample; + unsigned short sample; unsigned int chan; sample = inw(dev->iobase + PCI171X_AD_DATA_REG); @@ -345,7 +345,7 @@ static int pci1710_ai_insn_read(struct comedi_device *dev, pci1710_ai_setup_chanlist(dev, s, &insn->chanspec, 1, 1); for (i = 0; i < insn->n; i++) { - unsigned int val; + unsigned short val; /* start conversion */ outw(0, dev->iobase + PCI171X_SOFTTRG_REG); @@ -395,7 +395,7 @@ static void pci1710_handle_every_sample(struct comedi_device *dev, { struct comedi_cmd *cmd = &s->async->cmd; unsigned int status; - unsigned int val; + unsigned short val; int ret; status = inw(dev->iobase + PCI171X_STATUS_REG); @@ -455,7 +455,7 @@ static void pci1710_handle_fifo(struct comedi_device *dev, } for (i = 0; i < devpriv->max_samples; i++) { - unsigned int val; + unsigned short val; int ret; ret = pci1710_ai_read_sample(dev, s, s->async->cur_chan, &val); diff --git a/drivers/staging/comedi/drivers/das6402.c b/drivers/staging/comedi/drivers/das6402.c index 04e224f8b779..96f4107b8054 100644 --- a/drivers/staging/comedi/drivers/das6402.c +++ b/drivers/staging/comedi/drivers/das6402.c @@ -186,7 +186,7 @@ static irqreturn_t das6402_interrupt(int irq, void *d) if (status & DAS6402_STATUS_FFULL) { async->events |= COMEDI_CB_OVERFLOW; } else if (status & DAS6402_STATUS_FFNE) { - unsigned int val; + unsigned short val; val = das6402_ai_read_sample(dev, s); comedi_buf_write_samples(s, &val, 1); diff --git a/drivers/staging/comedi/drivers/das800.c b/drivers/staging/comedi/drivers/das800.c index 4ea100ff6930..2881808d6606 100644 --- a/drivers/staging/comedi/drivers/das800.c +++ b/drivers/staging/comedi/drivers/das800.c @@ -427,7 +427,7 @@ static irqreturn_t das800_interrupt(int irq, void *d) struct comedi_cmd *cmd; unsigned long irq_flags; unsigned int status; - unsigned int val; + unsigned short val; bool fifo_empty; bool fifo_overflow; int i; diff --git a/drivers/staging/comedi/drivers/dmm32at.c b/drivers/staging/comedi/drivers/dmm32at.c index 17e6018918bb..56682f01242f 100644 --- a/drivers/staging/comedi/drivers/dmm32at.c +++ b/drivers/staging/comedi/drivers/dmm32at.c @@ -404,7 +404,7 @@ static irqreturn_t dmm32at_isr(int irq, void *d) { struct comedi_device *dev = d; unsigned char intstat; - unsigned int val; + unsigned short val; int i; if (!dev->attached) { diff --git a/drivers/staging/comedi/drivers/me4000.c b/drivers/staging/comedi/drivers/me4000.c index 726e40dc17b6..0d3d4cafce2e 100644 --- a/drivers/staging/comedi/drivers/me4000.c +++ b/drivers/staging/comedi/drivers/me4000.c @@ -924,7 +924,7 @@ static irqreturn_t me4000_ai_isr(int irq, void *dev_id) struct comedi_subdevice *s = dev->read_subdev; int i; int c = 0; - unsigned int lval; + unsigned short lval; if (!dev->attached) return IRQ_NONE; diff --git a/drivers/staging/comedi/drivers/pcl711.c b/drivers/staging/comedi/drivers/pcl711.c index 2dbf69e30965..bd6f42fe9e3c 100644 --- a/drivers/staging/comedi/drivers/pcl711.c +++ b/drivers/staging/comedi/drivers/pcl711.c @@ -184,7 +184,7 @@ static irqreturn_t pcl711_interrupt(int irq, void *d) struct comedi_device *dev = d; struct comedi_subdevice *s = dev->read_subdev; struct comedi_cmd *cmd = &s->async->cmd; - unsigned int data; + unsigned short data; if (!dev->attached) { dev_err(dev->class_dev, "spurious interrupt\n"); diff --git a/drivers/staging/comedi/drivers/pcl818.c b/drivers/staging/comedi/drivers/pcl818.c index 63e3011158f2..f4b4a686c710 100644 --- a/drivers/staging/comedi/drivers/pcl818.c +++ b/drivers/staging/comedi/drivers/pcl818.c @@ -423,7 +423,7 @@ static int pcl818_ai_eoc(struct comedi_device *dev, static bool pcl818_ai_write_sample(struct comedi_device *dev, struct comedi_subdevice *s, - unsigned int chan, unsigned int val) + unsigned int chan, unsigned short val) { struct pcl818_private *devpriv = dev->private; struct comedi_cmd *cmd = &s->async->cmd; diff --git a/drivers/staging/fwserial/fwserial.c b/drivers/staging/fwserial/fwserial.c index db83d34cd677..c368082aae1a 100644 --- a/drivers/staging/fwserial/fwserial.c +++ b/drivers/staging/fwserial/fwserial.c @@ -2189,6 +2189,7 @@ static int fwserial_create(struct fw_unit *unit) err = fw_core_add_address_handler(&port->rx_handler, &fw_high_memory_region); if (err) { + tty_port_destroy(&port->port); kfree(port); goto free_ports; } @@ -2271,6 +2272,7 @@ unregister_ttys: free_ports: for (--i; i >= 0; --i) { + fw_core_remove_address_handler(&serial->ports[i]->rx_handler); tty_port_destroy(&serial->ports[i]->port); kfree(serial->ports[i]); } diff --git a/drivers/staging/gdm724x/gdm_usb.c b/drivers/staging/gdm724x/gdm_usb.c index dc4da66c3695..54bdb64f52e8 100644 --- a/drivers/staging/gdm724x/gdm_usb.c +++ b/drivers/staging/gdm724x/gdm_usb.c @@ -56,20 +56,24 @@ static int gdm_usb_recv(void *priv_dev, static int request_mac_address(struct lte_udev *udev) { - u8 buf[16] = {0,}; - struct hci_packet *hci = (struct hci_packet *)buf; + struct hci_packet *hci; struct usb_device *usbdev = udev->usbdev; int actual; int ret = -1; + hci = kmalloc(struct_size(hci, data, 1), GFP_KERNEL); + if (!hci) + return -ENOMEM; + hci->cmd_evt = gdm_cpu_to_dev16(udev->gdm_ed, LTE_GET_INFORMATION); hci->len = gdm_cpu_to_dev16(udev->gdm_ed, 1); hci->data[0] = MAC_ADDRESS; - ret = usb_bulk_msg(usbdev, usb_sndbulkpipe(usbdev, 2), buf, 5, + ret = usb_bulk_msg(usbdev, usb_sndbulkpipe(usbdev, 2), hci, 5, &actual, 1000); udev->request_mac_addr = 1; + kfree(hci); return ret; } diff --git a/drivers/staging/ks7010/ks_wlan_net.c b/drivers/staging/ks7010/ks_wlan_net.c index dc09cc6e1c47..09e7b4cd0138 100644 --- a/drivers/staging/ks7010/ks_wlan_net.c +++ b/drivers/staging/ks7010/ks_wlan_net.c @@ -1120,6 +1120,7 @@ static int ks_wlan_set_scan(struct net_device *dev, { struct ks_wlan_private *priv = netdev_priv(dev); struct iw_scan_req *req = NULL; + int len; if (priv->sleep_mode == SLP_SLEEP) return -EPERM; @@ -1129,8 +1130,9 @@ static int ks_wlan_set_scan(struct net_device *dev, if (wrqu->data.length == sizeof(struct iw_scan_req) && wrqu->data.flags & IW_SCAN_THIS_ESSID) { req = (struct iw_scan_req *)extra; - priv->scan_ssid_len = req->essid_len; - memcpy(priv->scan_ssid, req->essid, priv->scan_ssid_len); + len = min_t(int, req->essid_len, IW_ESSID_MAX_SIZE); + priv->scan_ssid_len = len; + memcpy(priv->scan_ssid, req->essid, len); } else { priv->scan_ssid_len = 0; } diff --git a/drivers/staging/media/allegro-dvt/allegro-core.c b/drivers/staging/media/allegro-dvt/allegro-core.c index 9f718f43282b..640451134072 100644 --- a/drivers/staging/media/allegro-dvt/allegro-core.c +++ b/drivers/staging/media/allegro-dvt/allegro-core.c @@ -2483,8 +2483,6 @@ static int allegro_open(struct file *file) INIT_LIST_HEAD(&channel->buffers_reference); INIT_LIST_HEAD(&channel->buffers_intermediate); - list_add(&channel->list, &dev->channels); - channel->fh.m2m_ctx = v4l2_m2m_ctx_init(dev->m2m_dev, channel, allegro_queue_init); @@ -2493,6 +2491,7 @@ static int allegro_open(struct file *file) goto error; } + list_add(&channel->list, &dev->channels); file->private_data = &channel->fh; v4l2_fh_add(&channel->fh); diff --git a/drivers/staging/media/atomisp/pci/atomisp_subdev.c b/drivers/staging/media/atomisp/pci/atomisp_subdev.c index 52b9fb18c87f..dcc2dd981ca6 100644 --- a/drivers/staging/media/atomisp/pci/atomisp_subdev.c +++ b/drivers/staging/media/atomisp/pci/atomisp_subdev.c @@ -349,12 +349,20 @@ static int isp_subdev_get_selection(struct v4l2_subdev *sd, return 0; } -static char *atomisp_pad_str[] = { "ATOMISP_SUBDEV_PAD_SINK", - "ATOMISP_SUBDEV_PAD_SOURCE_CAPTURE", - "ATOMISP_SUBDEV_PAD_SOURCE_VF", - "ATOMISP_SUBDEV_PAD_SOURCE_PREVIEW", - "ATOMISP_SUBDEV_PAD_SOURCE_VIDEO" - }; +static const char *atomisp_pad_str(unsigned int pad) +{ + static const char *const pad_str[] = { + "ATOMISP_SUBDEV_PAD_SINK", + "ATOMISP_SUBDEV_PAD_SOURCE_CAPTURE", + "ATOMISP_SUBDEV_PAD_SOURCE_VF", + "ATOMISP_SUBDEV_PAD_SOURCE_PREVIEW", + "ATOMISP_SUBDEV_PAD_SOURCE_VIDEO", + }; + + if (pad >= ARRAY_SIZE(pad_str)) + return "ATOMISP_INVALID_PAD"; + return pad_str[pad]; +} int atomisp_subdev_set_selection(struct v4l2_subdev *sd, struct v4l2_subdev_pad_config *cfg, @@ -378,7 +386,7 @@ int atomisp_subdev_set_selection(struct v4l2_subdev *sd, dev_dbg(isp->dev, "sel: pad %s tgt %s l %d t %d w %d h %d which %s f 0x%8.8x\n", - atomisp_pad_str[pad], target == V4L2_SEL_TGT_CROP + atomisp_pad_str(pad), target == V4L2_SEL_TGT_CROP ? "V4L2_SEL_TGT_CROP" : "V4L2_SEL_TGT_COMPOSE", r->left, r->top, r->width, r->height, which == V4L2_SUBDEV_FORMAT_TRY ? "V4L2_SUBDEV_FORMAT_TRY" @@ -612,7 +620,7 @@ void atomisp_subdev_set_ffmt(struct v4l2_subdev *sd, enum atomisp_input_stream_id stream_id; dev_dbg(isp->dev, "ffmt: pad %s w %d h %d code 0x%8.8x which %s\n", - atomisp_pad_str[pad], ffmt->width, ffmt->height, ffmt->code, + atomisp_pad_str(pad), ffmt->width, ffmt->height, ffmt->code, which == V4L2_SUBDEV_FORMAT_TRY ? "V4L2_SUBDEV_FORMAT_TRY" : "V4L2_SUBDEV_FORMAT_ACTIVE"); diff --git a/drivers/staging/media/atomisp/pci/hmm/hmm.c b/drivers/staging/media/atomisp/pci/hmm/hmm.c index e0eaff0f8a22..6a5ee4607089 100644 --- a/drivers/staging/media/atomisp/pci/hmm/hmm.c +++ b/drivers/staging/media/atomisp/pci/hmm/hmm.c @@ -269,7 +269,7 @@ ia_css_ptr hmm_alloc(size_t bytes, enum hmm_bo_type type, hmm_set(bo->start, 0, bytes); dev_dbg(atomisp_dev, - "%s: pages: 0x%08x (%ld bytes), type: %d from highmem %d, user ptr %p, cached %d\n", + "%s: pages: 0x%08x (%zu bytes), type: %d from highmem %d, user ptr %p, cached %d\n", __func__, bo->start, bytes, type, from_highmem, userptr, cached); return bo->start; diff --git a/drivers/staging/media/imx/imx-media-csc-scaler.c b/drivers/staging/media/imx/imx-media-csc-scaler.c index fab1155a5958..63a0204502a8 100644 --- a/drivers/staging/media/imx/imx-media-csc-scaler.c +++ b/drivers/staging/media/imx/imx-media-csc-scaler.c @@ -869,11 +869,7 @@ void imx_media_csc_scaler_device_unregister(struct imx_media_video_dev *vdev) struct ipu_csc_scaler_priv *priv = vdev_to_priv(vdev); struct video_device *vfd = priv->vdev.vfd; - mutex_lock(&priv->mutex); - video_unregister_device(vfd); - - mutex_unlock(&priv->mutex); } struct imx_media_video_dev * diff --git a/drivers/staging/media/imx/imx-media-dev.c b/drivers/staging/media/imx/imx-media-dev.c index 6d2205461e56..338b8bd0bb07 100644 --- a/drivers/staging/media/imx/imx-media-dev.c +++ b/drivers/staging/media/imx/imx-media-dev.c @@ -53,6 +53,7 @@ static int imx6_media_probe_complete(struct v4l2_async_notifier *notifier) imxmd->m2m_vdev = imx_media_csc_scaler_device_init(imxmd); if (IS_ERR(imxmd->m2m_vdev)) { ret = PTR_ERR(imxmd->m2m_vdev); + imxmd->m2m_vdev = NULL; goto unlock; } @@ -107,10 +108,14 @@ static int imx_media_remove(struct platform_device *pdev) v4l2_info(&imxmd->v4l2_dev, "Removing imx-media\n"); + if (imxmd->m2m_vdev) { + imx_media_csc_scaler_device_unregister(imxmd->m2m_vdev); + imxmd->m2m_vdev = NULL; + } + v4l2_async_notifier_unregister(&imxmd->notifier); imx_media_unregister_ipu_internal_subdevs(imxmd); v4l2_async_notifier_cleanup(&imxmd->notifier); - imx_media_csc_scaler_device_unregister(imxmd->m2m_vdev); media_device_unregister(&imxmd->md); v4l2_device_unregister(&imxmd->v4l2_dev); media_device_cleanup(&imxmd->md); diff --git a/drivers/staging/media/imx/imx7-media-csi.c b/drivers/staging/media/imx/imx7-media-csi.c index a3f3df901704..ac52b1daf991 100644 --- a/drivers/staging/media/imx/imx7-media-csi.c +++ b/drivers/staging/media/imx/imx7-media-csi.c @@ -499,6 +499,7 @@ static int imx7_csi_pad_link_validate(struct v4l2_subdev *sd, struct v4l2_subdev_format *sink_fmt) { struct imx7_csi *csi = v4l2_get_subdevdata(sd); + struct media_entity *src; struct media_pad *pad; int ret; @@ -509,11 +510,21 @@ static int imx7_csi_pad_link_validate(struct v4l2_subdev *sd, if (!csi->src_sd) return -EPIPE; + src = &csi->src_sd->entity; + /* - * find the entity that is selected by the CSI mux. This is needed + * if the source is neither a CSI MUX or CSI-2 get the one directly + * upstream from this CSI + */ + if (src->function != MEDIA_ENT_F_VID_IF_BRIDGE && + src->function != MEDIA_ENT_F_VID_MUX) + src = &csi->sd.entity; + + /* + * find the entity that is selected by the source. This is needed * to distinguish between a parallel or CSI-2 pipeline. */ - pad = imx_media_pipeline_pad(&csi->src_sd->entity, 0, 0, true); + pad = imx_media_pipeline_pad(src, 0, 0, true); if (!pad) return -ENODEV; @@ -1164,12 +1175,12 @@ static int imx7_csi_notify_bound(struct v4l2_async_notifier *notifier, struct imx7_csi *csi = imx7_csi_notifier_to_dev(notifier); struct media_pad *sink = &csi->sd.entity.pads[IMX7_CSI_PAD_SINK]; - /* The bound subdev must always be the CSI mux */ - if (WARN_ON(sd->entity.function != MEDIA_ENT_F_VID_MUX)) - return -ENXIO; - - /* Mark it as such via its group id */ - sd->grp_id = IMX_MEDIA_GRP_ID_CSI_MUX; + /* + * If the subdev is a video mux, it must be one of the CSI + * muxes. Mark it as such via its group id. + */ + if (sd->entity.function == MEDIA_ENT_F_VID_MUX) + sd->grp_id = IMX_MEDIA_GRP_ID_CSI_MUX; return v4l2_create_fwnode_links_to_pad(sd, sink); } diff --git a/drivers/staging/media/rkisp1/rkisp1-params.c b/drivers/staging/media/rkisp1/rkisp1-params.c index 986d293201e6..3eb3fb2d64bc 100644 --- a/drivers/staging/media/rkisp1/rkisp1-params.c +++ b/drivers/staging/media/rkisp1/rkisp1-params.c @@ -1291,7 +1291,6 @@ static void rkisp1_params_config_parameter(struct rkisp1_params *params) memset(hst.hist_weight, 0x01, sizeof(hst.hist_weight)); rkisp1_hst_config(params, &hst); rkisp1_param_set_bits(params, RKISP1_CIF_ISP_HIST_PROP, - ~RKISP1_CIF_ISP_HIST_PROP_MODE_MASK | rkisp1_hst_params_default_config.mode); /* set the range */ diff --git a/drivers/staging/media/sunxi/cedrus/cedrus.c b/drivers/staging/media/sunxi/cedrus/cedrus.c index e0e35502e34a..1dd833757c4e 100644 --- a/drivers/staging/media/sunxi/cedrus/cedrus.c +++ b/drivers/staging/media/sunxi/cedrus/cedrus.c @@ -103,6 +103,25 @@ static const struct cedrus_control cedrus_controls[] = { .codec = CEDRUS_CODEC_H264, .required = false, }, + /* + * We only expose supported profiles information, + * and not levels as it's not clear what is supported + * for each hardware/core version. + * In any case, TRY/S_FMT will clamp the format resolution + * to the maximum supported. + */ + { + .cfg = { + .id = V4L2_CID_MPEG_VIDEO_H264_PROFILE, + .min = V4L2_MPEG_VIDEO_H264_PROFILE_BASELINE, + .def = V4L2_MPEG_VIDEO_H264_PROFILE_MAIN, + .max = V4L2_MPEG_VIDEO_H264_PROFILE_HIGH, + .menu_skip_mask = + BIT(V4L2_MPEG_VIDEO_H264_PROFILE_EXTENDED), + }, + .codec = CEDRUS_CODEC_H264, + .required = false, + }, { .cfg = { .id = V4L2_CID_MPEG_VIDEO_HEVC_SPS, diff --git a/drivers/staging/most/sound/sound.c b/drivers/staging/most/sound/sound.c index 8a449ab9bdce..b7666a7b1760 100644 --- a/drivers/staging/most/sound/sound.c +++ b/drivers/staging/most/sound/sound.c @@ -96,6 +96,8 @@ static void swap_copy24(u8 *dest, const u8 *source, unsigned int bytes) { unsigned int i = 0; + if (bytes < 2) + return; while (i < bytes - 2) { dest[i] = source[i + 2]; dest[i + 1] = source[i + 1]; diff --git a/drivers/staging/mt7621-dma/Makefile b/drivers/staging/mt7621-dma/Makefile index 66da1bf10c32..23256d1286f3 100644 --- a/drivers/staging/mt7621-dma/Makefile +++ b/drivers/staging/mt7621-dma/Makefile @@ -1,4 +1,4 @@ # SPDX-License-Identifier: GPL-2.0 -obj-$(CONFIG_MTK_HSDMA) += mtk-hsdma.o +obj-$(CONFIG_MTK_HSDMA) += hsdma-mt7621.o ccflags-y += -I$(srctree)/drivers/dma diff --git a/drivers/staging/mt7621-dma/mtk-hsdma.c b/drivers/staging/mt7621-dma/hsdma-mt7621.c similarity index 99% rename from drivers/staging/mt7621-dma/mtk-hsdma.c rename to drivers/staging/mt7621-dma/hsdma-mt7621.c index 5ad55ca62022..28f1c2446be1 100644 --- a/drivers/staging/mt7621-dma/mtk-hsdma.c +++ b/drivers/staging/mt7621-dma/hsdma-mt7621.c @@ -749,7 +749,7 @@ static struct platform_driver mtk_hsdma_driver = { .probe = mtk_hsdma_probe, .remove = mtk_hsdma_remove, .driver = { - .name = "hsdma-mt7621", + .name = KBUILD_MODNAME, .of_match_table = mtk_hsdma_of_match, }, }; diff --git a/drivers/staging/rtl8188eu/core/rtw_ap.c b/drivers/staging/rtl8188eu/core/rtw_ap.c index 2078d87055bf..d25a5734249f 100644 --- a/drivers/staging/rtl8188eu/core/rtw_ap.c +++ b/drivers/staging/rtl8188eu/core/rtw_ap.c @@ -791,6 +791,7 @@ int rtw_check_beacon_data(struct adapter *padapter, u8 *pbuf, int len) p = rtw_get_ie(ie + _BEACON_IE_OFFSET_, _SSID_IE_, &ie_len, pbss_network->ie_length - _BEACON_IE_OFFSET_); if (p && ie_len > 0) { + ie_len = min_t(int, ie_len, sizeof(pbss_network->ssid.ssid)); memset(&pbss_network->ssid, 0, sizeof(struct ndis_802_11_ssid)); memcpy(pbss_network->ssid.ssid, p + 2, ie_len); pbss_network->ssid.ssid_length = ie_len; @@ -811,6 +812,7 @@ int rtw_check_beacon_data(struct adapter *padapter, u8 *pbuf, int len) p = rtw_get_ie(ie + _BEACON_IE_OFFSET_, _SUPPORTEDRATES_IE_, &ie_len, pbss_network->ie_length - _BEACON_IE_OFFSET_); if (p) { + ie_len = min_t(int, ie_len, NDIS_802_11_LENGTH_RATES_EX); memcpy(supportRate, p + 2, ie_len); supportRateNum = ie_len; } @@ -819,6 +821,8 @@ int rtw_check_beacon_data(struct adapter *padapter, u8 *pbuf, int len) p = rtw_get_ie(ie + _BEACON_IE_OFFSET_, _EXT_SUPPORTEDRATES_IE_, &ie_len, pbss_network->ie_length - _BEACON_IE_OFFSET_); if (p) { + ie_len = min_t(int, ie_len, + NDIS_802_11_LENGTH_RATES_EX - supportRateNum); memcpy(supportRate + supportRateNum, p + 2, ie_len); supportRateNum += ie_len; } @@ -934,6 +938,7 @@ int rtw_check_beacon_data(struct adapter *padapter, u8 *pbuf, int len) pht_cap->mcs.rx_mask[0] = 0xff; pht_cap->mcs.rx_mask[1] = 0x0; + ie_len = min_t(int, ie_len, sizeof(pmlmepriv->htpriv.ht_cap)); memcpy(&pmlmepriv->htpriv.ht_cap, p + 2, ie_len); } diff --git a/drivers/staging/rtl8188eu/os_dep/ioctl_linux.c b/drivers/staging/rtl8188eu/os_dep/ioctl_linux.c index 8e10462f1fbe..d487528b5fc9 100644 --- a/drivers/staging/rtl8188eu/os_dep/ioctl_linux.c +++ b/drivers/staging/rtl8188eu/os_dep/ioctl_linux.c @@ -1144,9 +1144,11 @@ static int rtw_wx_set_scan(struct net_device *dev, struct iw_request_info *a, break; } sec_len = *(pos++); len -= 1; - if (sec_len > 0 && sec_len <= len) { + if (sec_len > 0 && + sec_len <= len && + sec_len <= 32) { ssid[ssid_index].ssid_length = sec_len; - memcpy(ssid[ssid_index].ssid, pos, ssid[ssid_index].ssid_length); + memcpy(ssid[ssid_index].ssid, pos, sec_len); ssid_index++; } pos += sec_len; diff --git a/drivers/staging/rtl8188eu/os_dep/usb_intf.c b/drivers/staging/rtl8188eu/os_dep/usb_intf.c index 99bfc828672c..497b4e0c358c 100644 --- a/drivers/staging/rtl8188eu/os_dep/usb_intf.c +++ b/drivers/staging/rtl8188eu/os_dep/usb_intf.c @@ -41,6 +41,7 @@ static const struct usb_device_id rtw_usb_id_tbl[] = { {USB_DEVICE(0x2357, 0x0111)}, /* TP-Link TL-WN727N v5.21 */ {USB_DEVICE(0x2C4E, 0x0102)}, /* MERCUSYS MW150US v2 */ {USB_DEVICE(0x0df6, 0x0076)}, /* Sitecom N150 v2 */ + {USB_DEVICE(0x7392, 0xb811)}, /* Edimax EW-7811UN V2 */ {USB_DEVICE(USB_VENDER_ID_REALTEK, 0xffef)}, /* Rosewill RNX-N150NUB */ {} /* Terminating entry */ }; diff --git a/drivers/staging/rtl8192e/rtl8192e/rtl_wx.c b/drivers/staging/rtl8192e/rtl8192e/rtl_wx.c index 16bcee13f64b..407effde5e71 100644 --- a/drivers/staging/rtl8192e/rtl8192e/rtl_wx.c +++ b/drivers/staging/rtl8192e/rtl8192e/rtl_wx.c @@ -406,9 +406,10 @@ static int _rtl92e_wx_set_scan(struct net_device *dev, struct iw_scan_req *req = (struct iw_scan_req *)b; if (req->essid_len) { - ieee->current_network.ssid_len = req->essid_len; - memcpy(ieee->current_network.ssid, req->essid, - req->essid_len); + int len = min_t(int, req->essid_len, IW_ESSID_MAX_SIZE); + + ieee->current_network.ssid_len = len; + memcpy(ieee->current_network.ssid, req->essid, len); } } diff --git a/drivers/staging/rtl8192u/r8192U_wx.c b/drivers/staging/rtl8192u/r8192U_wx.c index d853586705fc..77bf88696a84 100644 --- a/drivers/staging/rtl8192u/r8192U_wx.c +++ b/drivers/staging/rtl8192u/r8192U_wx.c @@ -331,8 +331,10 @@ static int r8192_wx_set_scan(struct net_device *dev, struct iw_request_info *a, struct iw_scan_req *req = (struct iw_scan_req *)b; if (req->essid_len) { - ieee->current_network.ssid_len = req->essid_len; - memcpy(ieee->current_network.ssid, req->essid, req->essid_len); + int len = min_t(int, req->essid_len, IW_ESSID_MAX_SIZE); + + ieee->current_network.ssid_len = len; + memcpy(ieee->current_network.ssid, req->essid, len); } } diff --git a/drivers/staging/rtl8712/rtl871x_cmd.c b/drivers/staging/rtl8712/rtl871x_cmd.c index 18116469bd31..75716f59044d 100644 --- a/drivers/staging/rtl8712/rtl871x_cmd.c +++ b/drivers/staging/rtl8712/rtl871x_cmd.c @@ -192,8 +192,10 @@ u8 r8712_sitesurvey_cmd(struct _adapter *padapter, psurveyPara->ss_ssidlen = 0; memset(psurveyPara->ss_ssid, 0, IW_ESSID_MAX_SIZE + 1); if (pssid && pssid->SsidLength) { - memcpy(psurveyPara->ss_ssid, pssid->Ssid, pssid->SsidLength); - psurveyPara->ss_ssidlen = cpu_to_le32(pssid->SsidLength); + int len = min_t(int, pssid->SsidLength, IW_ESSID_MAX_SIZE); + + memcpy(psurveyPara->ss_ssid, pssid->Ssid, len); + psurveyPara->ss_ssidlen = cpu_to_le32(len); } set_fwstate(pmlmepriv, _FW_UNDER_SURVEY); r8712_enqueue_cmd(pcmdpriv, ph2c); diff --git a/drivers/staging/rtl8712/rtl871x_ioctl_linux.c b/drivers/staging/rtl8712/rtl871x_ioctl_linux.c index cbaa7a489748..2a661b04cd25 100644 --- a/drivers/staging/rtl8712/rtl871x_ioctl_linux.c +++ b/drivers/staging/rtl8712/rtl871x_ioctl_linux.c @@ -924,7 +924,7 @@ static int r871x_wx_set_priv(struct net_device *dev, struct iw_point *dwrq = (struct iw_point *)awrq; len = dwrq->length; - ext = memdup_user(dwrq->pointer, len); + ext = strndup_user(dwrq->pointer, len); if (IS_ERR(ext)) return PTR_ERR(ext); diff --git a/drivers/staging/rtl8723bs/os_dep/wifi_regd.c b/drivers/staging/rtl8723bs/os_dep/wifi_regd.c index 578b9f734231..65592bf84f38 100644 --- a/drivers/staging/rtl8723bs/os_dep/wifi_regd.c +++ b/drivers/staging/rtl8723bs/os_dep/wifi_regd.c @@ -34,7 +34,7 @@ NL80211_RRF_PASSIVE_SCAN) static const struct ieee80211_regdomain rtw_regdom_rd = { - .n_reg_rules = 3, + .n_reg_rules = 2, .alpha2 = "99", .reg_rules = { RTW_2GHZ_CH01_11, diff --git a/drivers/staging/vc04_services/bcm2835-audio/bcm2835-ctl.c b/drivers/staging/vc04_services/bcm2835-audio/bcm2835-ctl.c index 4c2cae99776b..3703409715da 100644 --- a/drivers/staging/vc04_services/bcm2835-audio/bcm2835-ctl.c +++ b/drivers/staging/vc04_services/bcm2835-audio/bcm2835-ctl.c @@ -224,7 +224,7 @@ int snd_bcm2835_new_ctl(struct bcm2835_chip *chip) { int err; - strcpy(chip->card->mixername, "Broadcom Mixer"); + strscpy(chip->card->mixername, "Broadcom Mixer", sizeof(chip->card->mixername)); err = create_ctls(chip, ARRAY_SIZE(snd_bcm2835_ctl), snd_bcm2835_ctl); if (err < 0) return err; @@ -261,7 +261,7 @@ static const struct snd_kcontrol_new snd_bcm2835_headphones_ctl[] = { int snd_bcm2835_new_headphones_ctl(struct bcm2835_chip *chip) { - strcpy(chip->card->mixername, "Broadcom Mixer"); + strscpy(chip->card->mixername, "Broadcom Mixer", sizeof(chip->card->mixername)); return create_ctls(chip, ARRAY_SIZE(snd_bcm2835_headphones_ctl), snd_bcm2835_headphones_ctl); } @@ -295,7 +295,7 @@ static const struct snd_kcontrol_new snd_bcm2835_hdmi[] = { int snd_bcm2835_new_hdmi_ctl(struct bcm2835_chip *chip) { - strcpy(chip->card->mixername, "Broadcom Mixer"); + strscpy(chip->card->mixername, "Broadcom Mixer", sizeof(chip->card->mixername)); return create_ctls(chip, ARRAY_SIZE(snd_bcm2835_hdmi), snd_bcm2835_hdmi); } diff --git a/drivers/staging/vc04_services/bcm2835-audio/bcm2835-pcm.c b/drivers/staging/vc04_services/bcm2835-audio/bcm2835-pcm.c index f783b632141b..096f2c54258a 100644 --- a/drivers/staging/vc04_services/bcm2835-audio/bcm2835-pcm.c +++ b/drivers/staging/vc04_services/bcm2835-audio/bcm2835-pcm.c @@ -334,7 +334,7 @@ int snd_bcm2835_new_pcm(struct bcm2835_chip *chip, const char *name, pcm->private_data = chip; pcm->nonatomic = true; - strcpy(pcm->name, name); + strscpy(pcm->name, name, sizeof(pcm->name)); if (!spdif) { chip->dest = route; chip->volume = 0; diff --git a/drivers/staging/vc04_services/bcm2835-audio/bcm2835.c b/drivers/staging/vc04_services/bcm2835-audio/bcm2835.c index cf5f80f5ca6b..c250fbef2fa3 100644 --- a/drivers/staging/vc04_services/bcm2835-audio/bcm2835.c +++ b/drivers/staging/vc04_services/bcm2835-audio/bcm2835.c @@ -185,9 +185,9 @@ static int snd_add_child_device(struct device *dev, goto error; } - strcpy(card->driver, audio_driver->driver.name); - strcpy(card->shortname, audio_driver->shortname); - strcpy(card->longname, audio_driver->longname); + strscpy(card->driver, audio_driver->driver.name, sizeof(card->driver)); + strscpy(card->shortname, audio_driver->shortname, sizeof(card->shortname)); + strscpy(card->longname, audio_driver->longname, sizeof(card->longname)); err = audio_driver->newpcm(chip, audio_driver->shortname, audio_driver->route, diff --git a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c index 01125d9f991b..3d378da119e7 100644 --- a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c +++ b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c @@ -953,7 +953,7 @@ static int vchiq_irq_queue_bulk_tx_rx(struct vchiq_instance *instance, struct vchiq_service *service; struct bulk_waiter_node *waiter = NULL; bool found = false; - void *userdata = NULL; + void *userdata; int status = 0; int ret; @@ -992,6 +992,8 @@ static int vchiq_irq_queue_bulk_tx_rx(struct vchiq_instance *instance, "found bulk_waiter %pK for pid %d", waiter, current->pid); userdata = &waiter->bulk_waiter; + } else { + userdata = args->userdata; } /* @@ -1712,7 +1714,7 @@ vchiq_compat_ioctl_queue_bulk(struct file *file, { struct vchiq_queue_bulk_transfer32 args32; struct vchiq_queue_bulk_transfer args; - enum vchiq_bulk_dir dir = (cmd == VCHIQ_IOC_QUEUE_BULK_TRANSMIT) ? + enum vchiq_bulk_dir dir = (cmd == VCHIQ_IOC_QUEUE_BULK_TRANSMIT32) ? VCHIQ_BULK_TRANSMIT : VCHIQ_BULK_RECEIVE; if (copy_from_user(&args32, argp, sizeof(args32))) diff --git a/drivers/staging/wfx/data_tx.c b/drivers/staging/wfx/data_tx.c index 36b36ef39d05..77fb104efdec 100644 --- a/drivers/staging/wfx/data_tx.c +++ b/drivers/staging/wfx/data_tx.c @@ -331,6 +331,7 @@ static int wfx_tx_inner(struct wfx_vif *wvif, struct ieee80211_sta *sta, { struct hif_msg *hif_msg; struct hif_req_tx *req; + struct wfx_tx_priv *tx_priv; struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb); struct ieee80211_key_conf *hw_key = tx_info->control.hw_key; struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data; @@ -344,11 +345,14 @@ static int wfx_tx_inner(struct wfx_vif *wvif, struct ieee80211_sta *sta, // From now tx_info->control is unusable memset(tx_info->rate_driver_data, 0, sizeof(struct wfx_tx_priv)); + // Fill tx_priv + tx_priv = (struct wfx_tx_priv *)tx_info->rate_driver_data; + tx_priv->icv_size = wfx_tx_get_icv_len(hw_key); // Fill hif_msg WARN(skb_headroom(skb) < wmsg_len, "not enough space in skb"); WARN(offset & 1, "attempt to transmit an unaligned frame"); - skb_put(skb, wfx_tx_get_icv_len(hw_key)); + skb_put(skb, tx_priv->icv_size); skb_push(skb, wmsg_len); memset(skb->data, 0, wmsg_len); hif_msg = (struct hif_msg *)skb->data; @@ -484,6 +488,7 @@ static void wfx_tx_fill_rates(struct wfx_dev *wdev, void wfx_tx_confirm_cb(struct wfx_dev *wdev, const struct hif_cnf_tx *arg) { + const struct wfx_tx_priv *tx_priv; struct ieee80211_tx_info *tx_info; struct wfx_vif *wvif; struct sk_buff *skb; @@ -495,6 +500,7 @@ void wfx_tx_confirm_cb(struct wfx_dev *wdev, const struct hif_cnf_tx *arg) return; } tx_info = IEEE80211_SKB_CB(skb); + tx_priv = wfx_skb_tx_priv(skb); wvif = wdev_to_wvif(wdev, ((struct hif_msg *)skb->data)->interface); WARN_ON(!wvif); if (!wvif) @@ -503,6 +509,8 @@ void wfx_tx_confirm_cb(struct wfx_dev *wdev, const struct hif_cnf_tx *arg) // Note that wfx_pending_get_pkt_us_delay() get data from tx_info _trace_tx_stats(arg, skb, wfx_pending_get_pkt_us_delay(wdev, skb)); wfx_tx_fill_rates(wdev, tx_info, arg); + skb_trim(skb, skb->len - tx_priv->icv_size); + // From now, you can touch to tx_info->status, but do not touch to // tx_priv anymore // FIXME: use ieee80211_tx_info_clear_status() diff --git a/drivers/staging/wfx/data_tx.h b/drivers/staging/wfx/data_tx.h index 46c9fff7a870..401363d6b563 100644 --- a/drivers/staging/wfx/data_tx.h +++ b/drivers/staging/wfx/data_tx.h @@ -35,6 +35,7 @@ struct tx_policy_cache { struct wfx_tx_priv { ktime_t xmit_timestamp; + unsigned char icv_size; }; void wfx_tx_policy_init(struct wfx_vif *wvif); diff --git a/drivers/target/iscsi/cxgbit/cxgbit_target.c b/drivers/target/iscsi/cxgbit/cxgbit_target.c index 9b3eb2e8c92a..b926e1d6c7b8 100644 --- a/drivers/target/iscsi/cxgbit/cxgbit_target.c +++ b/drivers/target/iscsi/cxgbit/cxgbit_target.c @@ -86,8 +86,7 @@ static int cxgbit_is_ofld_imm(const struct sk_buff *skb) if (likely(cxgbit_skcb_flags(skb) & SKCBF_TX_ISO)) length += sizeof(struct cpl_tx_data_iso); -#define MAX_IMM_TX_PKT_LEN 256 - return length <= MAX_IMM_TX_PKT_LEN; + return length <= MAX_IMM_OFLD_TX_DATA_WR_LEN; } /* diff --git a/drivers/target/target_core_pr.c b/drivers/target/target_core_pr.c index 5f79ea05f9b8..b42193c554fb 100644 --- a/drivers/target/target_core_pr.c +++ b/drivers/target/target_core_pr.c @@ -3738,6 +3738,7 @@ core_scsi3_pri_read_keys(struct se_cmd *cmd) spin_unlock(&dev->t10_pr.registration_lock); put_unaligned_be32(add_len, &buf[4]); + target_set_cmd_data_length(cmd, 8 + add_len); transport_kunmap_data_sg(cmd); @@ -3756,7 +3757,7 @@ core_scsi3_pri_read_reservation(struct se_cmd *cmd) struct t10_pr_registration *pr_reg; unsigned char *buf; u64 pr_res_key; - u32 add_len = 16; /* Hardcoded to 16 when a reservation is held. */ + u32 add_len = 0; if (cmd->data_length < 8) { pr_err("PRIN SA READ_RESERVATIONS SCSI Data Length: %u" @@ -3774,8 +3775,9 @@ core_scsi3_pri_read_reservation(struct se_cmd *cmd) pr_reg = dev->dev_pr_res_holder; if (pr_reg) { /* - * Set the hardcoded Additional Length + * Set the Additional Length to 16 when a reservation is held */ + add_len = 16; put_unaligned_be32(add_len, &buf[4]); if (cmd->data_length < 22) @@ -3811,6 +3813,8 @@ core_scsi3_pri_read_reservation(struct se_cmd *cmd) (pr_reg->pr_res_type & 0x0f); } + target_set_cmd_data_length(cmd, 8 + add_len); + err: spin_unlock(&dev->dev_reservation_lock); transport_kunmap_data_sg(cmd); @@ -3829,7 +3833,7 @@ core_scsi3_pri_report_capabilities(struct se_cmd *cmd) struct se_device *dev = cmd->se_dev; struct t10_reservation *pr_tmpl = &dev->t10_pr; unsigned char *buf; - u16 add_len = 8; /* Hardcoded to 8. */ + u16 len = 8; /* Hardcoded to 8. */ if (cmd->data_length < 6) { pr_err("PRIN SA REPORT_CAPABILITIES SCSI Data Length:" @@ -3841,7 +3845,7 @@ core_scsi3_pri_report_capabilities(struct se_cmd *cmd) if (!buf) return TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE; - put_unaligned_be16(add_len, &buf[0]); + put_unaligned_be16(len, &buf[0]); buf[2] |= 0x10; /* CRH: Compatible Reservation Hanlding bit. */ buf[2] |= 0x08; /* SIP_C: Specify Initiator Ports Capable bit */ buf[2] |= 0x04; /* ATP_C: All Target Ports Capable bit */ @@ -3870,6 +3874,8 @@ core_scsi3_pri_report_capabilities(struct se_cmd *cmd) buf[4] |= 0x02; /* PR_TYPE_WRITE_EXCLUSIVE */ buf[5] |= 0x01; /* PR_TYPE_EXCLUSIVE_ACCESS_ALLREG */ + target_set_cmd_data_length(cmd, len); + transport_kunmap_data_sg(cmd); return 0; @@ -4030,6 +4036,7 @@ core_scsi3_pri_read_full_status(struct se_cmd *cmd) * Set ADDITIONAL_LENGTH */ put_unaligned_be32(add_len, &buf[4]); + target_set_cmd_data_length(cmd, 8 + add_len); transport_kunmap_data_sg(cmd); diff --git a/drivers/target/target_core_transport.c b/drivers/target/target_core_transport.c index ff26ab0a5f60..484f0ba0a65b 100644 --- a/drivers/target/target_core_transport.c +++ b/drivers/target/target_core_transport.c @@ -873,11 +873,9 @@ void target_complete_cmd(struct se_cmd *cmd, u8 scsi_status) } EXPORT_SYMBOL(target_complete_cmd); -void target_complete_cmd_with_length(struct se_cmd *cmd, u8 scsi_status, int length) +void target_set_cmd_data_length(struct se_cmd *cmd, int length) { - if ((scsi_status == SAM_STAT_GOOD || - cmd->se_cmd_flags & SCF_TREAT_READ_AS_NORMAL) && - length < cmd->data_length) { + if (length < cmd->data_length) { if (cmd->se_cmd_flags & SCF_UNDERFLOW_BIT) { cmd->residual_count += cmd->data_length - length; } else { @@ -887,6 +885,15 @@ void target_complete_cmd_with_length(struct se_cmd *cmd, u8 scsi_status, int len cmd->data_length = length; } +} +EXPORT_SYMBOL(target_set_cmd_data_length); + +void target_complete_cmd_with_length(struct se_cmd *cmd, u8 scsi_status, int length) +{ + if (scsi_status == SAM_STAT_GOOD || + cmd->se_cmd_flags & SCF_TREAT_READ_AS_NORMAL) { + target_set_cmd_data_length(cmd, length); + } target_complete_cmd(cmd, scsi_status); } diff --git a/drivers/tee/optee/rpc.c b/drivers/tee/optee/rpc.c index 1e3614e4798f..6cbb3643c6c4 100644 --- a/drivers/tee/optee/rpc.c +++ b/drivers/tee/optee/rpc.c @@ -54,8 +54,9 @@ bad: static void handle_rpc_func_cmd_i2c_transfer(struct tee_context *ctx, struct optee_msg_arg *arg) { - struct i2c_client client = { 0 }; struct tee_param *params; + struct i2c_adapter *adapter; + struct i2c_msg msg = { }; size_t i; int ret = -EOPNOTSUPP; u8 attr[] = { @@ -85,48 +86,48 @@ static void handle_rpc_func_cmd_i2c_transfer(struct tee_context *ctx, goto bad; } - client.adapter = i2c_get_adapter(params[0].u.value.b); - if (!client.adapter) + adapter = i2c_get_adapter(params[0].u.value.b); + if (!adapter) goto bad; if (params[1].u.value.a & OPTEE_MSG_RPC_CMD_I2C_FLAGS_TEN_BIT) { - if (!i2c_check_functionality(client.adapter, + if (!i2c_check_functionality(adapter, I2C_FUNC_10BIT_ADDR)) { - i2c_put_adapter(client.adapter); + i2c_put_adapter(adapter); goto bad; } - client.flags = I2C_CLIENT_TEN; + msg.flags = I2C_M_TEN; } - client.addr = params[0].u.value.c; - snprintf(client.name, I2C_NAME_SIZE, "i2c%d", client.adapter->nr); + msg.addr = params[0].u.value.c; + msg.buf = params[2].u.memref.shm->kaddr; + msg.len = params[2].u.memref.size; switch (params[0].u.value.a) { case OPTEE_MSG_RPC_CMD_I2C_TRANSFER_RD: - ret = i2c_master_recv(&client, params[2].u.memref.shm->kaddr, - params[2].u.memref.size); + msg.flags |= I2C_M_RD; break; case OPTEE_MSG_RPC_CMD_I2C_TRANSFER_WR: - ret = i2c_master_send(&client, params[2].u.memref.shm->kaddr, - params[2].u.memref.size); break; default: - i2c_put_adapter(client.adapter); + i2c_put_adapter(adapter); goto bad; } + ret = i2c_transfer(adapter, &msg, 1); + if (ret < 0) { arg->ret = TEEC_ERROR_COMMUNICATION; } else { - params[3].u.value.a = ret; + params[3].u.value.a = msg.len; if (optee_to_msg_param(arg->params, arg->num_params, params)) arg->ret = TEEC_ERROR_BAD_PARAMETERS; else arg->ret = TEEC_SUCCESS; } - i2c_put_adapter(client.adapter); + i2c_put_adapter(adapter); kfree(params); return; bad: diff --git a/drivers/thermal/cpufreq_cooling.c b/drivers/thermal/cpufreq_cooling.c index 612f063c1cfc..ddc166e3a93e 100644 --- a/drivers/thermal/cpufreq_cooling.c +++ b/drivers/thermal/cpufreq_cooling.c @@ -441,7 +441,7 @@ static int cpufreq_set_cur_state(struct thermal_cooling_device *cdev, frequency = get_state_freq(cpufreq_cdev, state); ret = freq_qos_update_request(&cpufreq_cdev->qos_req, frequency); - if (ret > 0) { + if (ret >= 0) { cpufreq_cdev->cpufreq_state = state; cpus = cpufreq_cdev->policy->cpus; max_capacity = arch_scale_cpu_capacity(cpumask_first(cpus)); diff --git a/drivers/thermal/thermal_netlink.c b/drivers/thermal/thermal_netlink.c index 0bfe30233afe..c82dba5ee231 100644 --- a/drivers/thermal/thermal_netlink.c +++ b/drivers/thermal/thermal_netlink.c @@ -232,7 +232,7 @@ static int thermal_genl_send_event(enum thermal_genl_event event, void *hdr; int enable_thermal_genl = 1; - trace_android_vh_enable_thermal_genl_check(event, &enable_thermal_genl); + trace_android_vh_enable_thermal_genl_check(event, p->tz_id, &enable_thermal_genl); if (!enable_thermal_genl) return 0; diff --git a/drivers/thermal/thermal_sysfs.c b/drivers/thermal/thermal_sysfs.c index a6f371fc9af2..f52708f310e0 100644 --- a/drivers/thermal/thermal_sysfs.c +++ b/drivers/thermal/thermal_sysfs.c @@ -754,6 +754,9 @@ void thermal_cooling_device_stats_update(struct thermal_cooling_device *cdev, { struct cooling_dev_stats *stats = cdev->stats; + if (!stats) + return; + spin_lock(&stats->lock); if (stats->state == new_state) diff --git a/drivers/thunderbolt/switch.c b/drivers/thunderbolt/switch.c index c73bbfe69ba1..9a272a516b2d 100644 --- a/drivers/thunderbolt/switch.c +++ b/drivers/thunderbolt/switch.c @@ -761,12 +761,6 @@ static int tb_init_port(struct tb_port *port) tb_dump_port(port->sw->tb, &port->config); - /* Control port does not need HopID allocation */ - if (port->port) { - ida_init(&port->in_hopids); - ida_init(&port->out_hopids); - } - INIT_LIST_HEAD(&port->list); return 0; @@ -1764,10 +1758,8 @@ static void tb_switch_release(struct device *dev) dma_port_free(sw->dma_port); tb_switch_for_each_port(sw, port) { - if (!port->disabled) { - ida_destroy(&port->in_hopids); - ida_destroy(&port->out_hopids); - } + ida_destroy(&port->in_hopids); + ida_destroy(&port->out_hopids); } kfree(sw->uuid); @@ -1947,6 +1939,12 @@ struct tb_switch *tb_switch_alloc(struct tb *tb, struct device *parent, /* minimum setup for tb_find_cap and tb_drom_read to work */ sw->ports[i].sw = sw; sw->ports[i].port = i; + + /* Control port does not need HopID allocation */ + if (i) { + ida_init(&sw->ports[i].in_hopids); + ida_init(&sw->ports[i].out_hopids); + } } ret = tb_switch_find_vse_cap(sw, TB_VSE_CAP_PLUG_EVENTS); diff --git a/drivers/thunderbolt/tb.c b/drivers/thunderbolt/tb.c index 214fbc92c1b7..a56ea540af00 100644 --- a/drivers/thunderbolt/tb.c +++ b/drivers/thunderbolt/tb.c @@ -138,6 +138,10 @@ static void tb_discover_tunnels(struct tb_switch *sw) parent->boot = true; parent = tb_switch_parent(parent); } + } else if (tb_tunnel_is_dp(tunnel)) { + /* Keep the domain from powering down */ + pm_runtime_get_sync(&tunnel->src_port->sw->dev); + pm_runtime_get_sync(&tunnel->dst_port->sw->dev); } list_add_tail(&tunnel->list, &tcm->tunnel_list); diff --git a/drivers/tty/n_gsm.c b/drivers/tty/n_gsm.c index 25f3152089c2..fea1eeac5b90 100644 --- a/drivers/tty/n_gsm.c +++ b/drivers/tty/n_gsm.c @@ -2557,7 +2557,8 @@ static void gsmld_write_wakeup(struct tty_struct *tty) */ static ssize_t gsmld_read(struct tty_struct *tty, struct file *file, - unsigned char __user *buf, size_t nr) + unsigned char *buf, size_t nr, + void **cookie, unsigned long offset) { return -EOPNOTSUPP; } diff --git a/drivers/tty/n_hdlc.c b/drivers/tty/n_hdlc.c index 12557ee1edb6..1363e659dc1d 100644 --- a/drivers/tty/n_hdlc.c +++ b/drivers/tty/n_hdlc.c @@ -416,13 +416,19 @@ static void n_hdlc_tty_receive(struct tty_struct *tty, const __u8 *data, * Returns the number of bytes returned or error code. */ static ssize_t n_hdlc_tty_read(struct tty_struct *tty, struct file *file, - __u8 __user *buf, size_t nr) + __u8 *kbuf, size_t nr, + void **cookie, unsigned long offset) { struct n_hdlc *n_hdlc = tty->disc_data; int ret = 0; struct n_hdlc_buf *rbuf; DECLARE_WAITQUEUE(wait, current); + /* Is this a repeated call for an rbuf we already found earlier? */ + rbuf = *cookie; + if (rbuf) + goto have_rbuf; + add_wait_queue(&tty->read_wait, &wait); for (;;) { @@ -436,25 +442,8 @@ static ssize_t n_hdlc_tty_read(struct tty_struct *tty, struct file *file, set_current_state(TASK_INTERRUPTIBLE); rbuf = n_hdlc_buf_get(&n_hdlc->rx_buf_list); - if (rbuf) { - if (rbuf->count > nr) { - /* too large for caller's buffer */ - ret = -EOVERFLOW; - } else { - __set_current_state(TASK_RUNNING); - if (copy_to_user(buf, rbuf->buf, rbuf->count)) - ret = -EFAULT; - else - ret = rbuf->count; - } - - if (n_hdlc->rx_free_buf_list.count > - DEFAULT_RX_BUF_COUNT) - kfree(rbuf); - else - n_hdlc_buf_put(&n_hdlc->rx_free_buf_list, rbuf); + if (rbuf) break; - } /* no data */ if (tty_io_nonblock(tty, file)) { @@ -473,6 +462,39 @@ static ssize_t n_hdlc_tty_read(struct tty_struct *tty, struct file *file, remove_wait_queue(&tty->read_wait, &wait); __set_current_state(TASK_RUNNING); + if (!rbuf) + return ret; + *cookie = rbuf; + +have_rbuf: + /* Have we used it up entirely? */ + if (offset >= rbuf->count) + goto done_with_rbuf; + + /* More data to go, but can't copy any more? EOVERFLOW */ + ret = -EOVERFLOW; + if (!nr) + goto done_with_rbuf; + + /* Copy as much data as possible */ + ret = rbuf->count - offset; + if (ret > nr) + ret = nr; + memcpy(kbuf, rbuf->buf+offset, ret); + offset += ret; + + /* If we still have data left, we leave the rbuf in the cookie */ + if (offset < rbuf->count) + return ret; + +done_with_rbuf: + *cookie = NULL; + + if (n_hdlc->rx_free_buf_list.count > DEFAULT_RX_BUF_COUNT) + kfree(rbuf); + else + n_hdlc_buf_put(&n_hdlc->rx_free_buf_list, rbuf); + return ret; } /* end of n_hdlc_tty_read() */ diff --git a/drivers/tty/n_null.c b/drivers/tty/n_null.c index 96feabae4740..ce03ae78f5c6 100644 --- a/drivers/tty/n_null.c +++ b/drivers/tty/n_null.c @@ -20,7 +20,8 @@ static void n_null_close(struct tty_struct *tty) } static ssize_t n_null_read(struct tty_struct *tty, struct file *file, - unsigned char __user * buf, size_t nr) + unsigned char *buf, size_t nr, + void **cookie, unsigned long offset) { return -EOPNOTSUPP; } diff --git a/drivers/tty/n_r3964.c b/drivers/tty/n_r3964.c index 934dd2fb2ec8..3161f0a535e3 100644 --- a/drivers/tty/n_r3964.c +++ b/drivers/tty/n_r3964.c @@ -129,7 +129,7 @@ static void remove_client_block(struct r3964_info *pInfo, static int r3964_open(struct tty_struct *tty); static void r3964_close(struct tty_struct *tty); static ssize_t r3964_read(struct tty_struct *tty, struct file *file, - unsigned char __user * buf, size_t nr); + void *cookie, unsigned char *buf, size_t nr); static ssize_t r3964_write(struct tty_struct *tty, struct file *file, const unsigned char *buf, size_t nr); static int r3964_ioctl(struct tty_struct *tty, struct file *file, @@ -1058,7 +1058,8 @@ static void r3964_close(struct tty_struct *tty) } static ssize_t r3964_read(struct tty_struct *tty, struct file *file, - unsigned char __user * buf, size_t nr) + unsigned char *kbuf, size_t nr, + void **cookie, unsigned long offset) { struct r3964_info *pInfo = tty->disc_data; struct r3964_client_info *pClient; @@ -1109,10 +1110,7 @@ static ssize_t r3964_read(struct tty_struct *tty, struct file *file, kfree(pMsg); TRACE_M("r3964_read - msg kfree %p", pMsg); - if (copy_to_user(buf, &theMsg, ret)) { - ret = -EFAULT; - goto unlock; - } + memcpy(kbuf, &theMsg, ret); TRACE_PS("read - return %d", ret); goto unlock; diff --git a/drivers/tty/n_tracerouter.c b/drivers/tty/n_tracerouter.c index 4479af4d2fa5..3490ed51b1a3 100644 --- a/drivers/tty/n_tracerouter.c +++ b/drivers/tty/n_tracerouter.c @@ -118,7 +118,9 @@ static void n_tracerouter_close(struct tty_struct *tty) * -EINVAL */ static ssize_t n_tracerouter_read(struct tty_struct *tty, struct file *file, - unsigned char __user *buf, size_t nr) { + unsigned char *buf, size_t nr, + void **cookie, unsigned long offset) +{ return -EINVAL; } diff --git a/drivers/tty/n_tracesink.c b/drivers/tty/n_tracesink.c index d96ba82cc356..1d9931041fd8 100644 --- a/drivers/tty/n_tracesink.c +++ b/drivers/tty/n_tracesink.c @@ -115,7 +115,9 @@ static void n_tracesink_close(struct tty_struct *tty) * -EINVAL */ static ssize_t n_tracesink_read(struct tty_struct *tty, struct file *file, - unsigned char __user *buf, size_t nr) { + unsigned char *buf, size_t nr, + void **cookie, unsigned long offset) +{ return -EINVAL; } diff --git a/drivers/tty/n_tty.c b/drivers/tty/n_tty.c index c2869489ba68..e4f4b2186bce 100644 --- a/drivers/tty/n_tty.c +++ b/drivers/tty/n_tty.c @@ -164,29 +164,24 @@ static void zero_buffer(struct tty_struct *tty, u8 *buffer, int size) memset(buffer, 0x00, size); } -static int tty_copy_to_user(struct tty_struct *tty, void __user *to, - size_t tail, size_t n) +static void tty_copy(struct tty_struct *tty, void *to, size_t tail, size_t n) { struct n_tty_data *ldata = tty->disc_data; size_t size = N_TTY_BUF_SIZE - tail; void *from = read_buf_addr(ldata, tail); - int uncopied; if (n > size) { tty_audit_add_data(tty, from, size); - uncopied = copy_to_user(to, from, size); - zero_buffer(tty, from, size - uncopied); - if (uncopied) - return uncopied; + memcpy(to, from, size); + zero_buffer(tty, from, size); to += size; n -= size; from = ldata->read_buf; } tty_audit_add_data(tty, from, n); - uncopied = copy_to_user(to, from, n); - zero_buffer(tty, from, n - uncopied); - return uncopied; + memcpy(to, from, n); + zero_buffer(tty, from, n); } /** @@ -1942,42 +1937,38 @@ static inline int input_available_p(struct tty_struct *tty, int poll) /** * copy_from_read_buf - copy read data directly * @tty: terminal device - * @b: user data + * @kbp: data * @nr: size of data * * Helper function to speed up n_tty_read. It is only called when - * ICANON is off; it copies characters straight from the tty queue to - * user space directly. It can be profitably called twice; once to - * drain the space from the tail pointer to the (physical) end of the - * buffer, and once to drain the space from the (physical) beginning of - * the buffer to head pointer. + * ICANON is off; it copies characters straight from the tty queue. * * Called under the ldata->atomic_read_lock sem * + * Returns true if it successfully copied data, but there is still + * more data to be had. + * * n_tty_read()/consumer path: * caller holds non-exclusive termios_rwsem * read_tail published */ -static int copy_from_read_buf(struct tty_struct *tty, - unsigned char __user **b, +static bool copy_from_read_buf(struct tty_struct *tty, + unsigned char **kbp, size_t *nr) { struct n_tty_data *ldata = tty->disc_data; - int retval; size_t n; bool is_eof; size_t head = smp_load_acquire(&ldata->commit_head); size_t tail = ldata->read_tail & (N_TTY_BUF_SIZE - 1); - retval = 0; n = min(head - ldata->read_tail, N_TTY_BUF_SIZE - tail); n = min(*nr, n); if (n) { unsigned char *from = read_buf_addr(ldata, tail); - retval = copy_to_user(*b, from, n); - n -= retval; + memcpy(*kbp, from, n); is_eof = n == 1 && *from == EOF_CHAR(tty); tty_audit_add_data(tty, from, n); zero_buffer(tty, from, n); @@ -1985,22 +1976,25 @@ static int copy_from_read_buf(struct tty_struct *tty, /* Turn single EOF into zero-length read */ if (L_EXTPROC(tty) && ldata->icanon && is_eof && (head == ldata->read_tail)) - n = 0; - *b += n; + return false; + *kbp += n; *nr -= n; + + /* If we have more to copy, let the caller know */ + return head != ldata->read_tail; } - return retval; + return false; } /** * canon_copy_from_read_buf - copy read data in canonical mode * @tty: terminal device - * @b: user data + * @kbp: data * @nr: size of data * * Helper function for n_tty_read. It is only called when ICANON is on; * it copies one line of input up to and including the line-delimiting - * character into the user-space buffer. + * character into the result buffer. * * NB: When termios is changed from non-canonical to canonical mode and * the read buffer contains data, n_tty_set_termios() simulates an EOF @@ -2015,21 +2009,22 @@ static int copy_from_read_buf(struct tty_struct *tty, * read_tail published */ -static int canon_copy_from_read_buf(struct tty_struct *tty, - unsigned char __user **b, - size_t *nr) +static bool canon_copy_from_read_buf(struct tty_struct *tty, + unsigned char **kbp, + size_t *nr) { struct n_tty_data *ldata = tty->disc_data; size_t n, size, more, c; size_t eol; - size_t tail; - int ret, found = 0; + size_t tail, canon_head; + int found = 0; /* N.B. avoid overrun if nr == 0 */ if (!*nr) - return 0; + return false; - n = min(*nr + 1, smp_load_acquire(&ldata->canon_head) - ldata->read_tail); + canon_head = smp_load_acquire(&ldata->canon_head); + n = min(*nr + 1, canon_head - ldata->read_tail); tail = ldata->read_tail & (N_TTY_BUF_SIZE - 1); size = min_t(size_t, tail + n, N_TTY_BUF_SIZE); @@ -2059,10 +2054,8 @@ static int canon_copy_from_read_buf(struct tty_struct *tty, n_tty_trace("%s: eol:%zu found:%d n:%zu c:%zu tail:%zu more:%zu\n", __func__, eol, found, n, c, tail, more); - ret = tty_copy_to_user(tty, *b, tail, n); - if (ret) - return -EFAULT; - *b += n; + tty_copy(tty, *kbp, tail, n); + *kbp += n; *nr -= n; if (found) @@ -2075,8 +2068,11 @@ static int canon_copy_from_read_buf(struct tty_struct *tty, else ldata->push = 0; tty_audit_push(); + return false; } - return 0; + + /* No EOL found - do a continuation retry if there is more data */ + return ldata->read_tail != canon_head; } /** @@ -2127,10 +2123,11 @@ static int job_control(struct tty_struct *tty, struct file *file) */ static ssize_t n_tty_read(struct tty_struct *tty, struct file *file, - unsigned char __user *buf, size_t nr) + unsigned char *kbuf, size_t nr, + void **cookie, unsigned long offset) { struct n_tty_data *ldata = tty->disc_data; - unsigned char __user *b = buf; + unsigned char *kb = kbuf; DEFINE_WAIT_FUNC(wait, woken_wake_function); int c; int minimum, time; @@ -2139,6 +2136,30 @@ static ssize_t n_tty_read(struct tty_struct *tty, struct file *file, int packet; size_t tail; + /* + * Is this a continuation of a read started earler? + * + * If so, we still hold the atomic_read_lock and the + * termios_rwsem, and can just continue to copy data. + */ + if (*cookie) { + if (ldata->icanon && !L_EXTPROC(tty)) { + if (canon_copy_from_read_buf(tty, &kb, &nr)) + return kb - kbuf; + } else { + if (copy_from_read_buf(tty, &kb, &nr)) + return kb - kbuf; + } + + /* No more data - release locks and stop retries */ + n_tty_kick_worker(tty); + n_tty_check_unthrottle(tty); + up_read(&tty->termios_rwsem); + mutex_unlock(&ldata->atomic_read_lock); + *cookie = NULL; + return kb - kbuf; + } + c = job_control(tty, file); if (c < 0) return c; @@ -2176,17 +2197,13 @@ static ssize_t n_tty_read(struct tty_struct *tty, struct file *file, /* First test for status change. */ if (packet && tty->link->ctrl_status) { unsigned char cs; - if (b != buf) + if (kb != kbuf) break; spin_lock_irq(&tty->link->ctrl_lock); cs = tty->link->ctrl_status; tty->link->ctrl_status = 0; spin_unlock_irq(&tty->link->ctrl_lock); - if (put_user(cs, b)) { - retval = -EFAULT; - break; - } - b++; + *kb++ = cs; nr--; break; } @@ -2229,33 +2246,35 @@ static ssize_t n_tty_read(struct tty_struct *tty, struct file *file, } if (ldata->icanon && !L_EXTPROC(tty)) { - retval = canon_copy_from_read_buf(tty, &b, &nr); - if (retval) - break; + if (canon_copy_from_read_buf(tty, &kb, &nr)) + goto more_to_be_read; } else { - int uncopied; - /* Deal with packet mode. */ - if (packet && b == buf) { - if (put_user(TIOCPKT_DATA, b)) { - retval = -EFAULT; - break; - } - b++; + if (packet && kb == kbuf) { + *kb++ = TIOCPKT_DATA; nr--; } - uncopied = copy_from_read_buf(tty, &b, &nr); - uncopied += copy_from_read_buf(tty, &b, &nr); - if (uncopied) { - retval = -EFAULT; - break; + /* + * Copy data, and if there is more to be had + * and we have nothing more to wait for, then + * let's mark us for retries. + * + * NOTE! We return here with both the termios_sem + * and atomic_read_lock still held, the retries + * will release them when done. + */ + if (copy_from_read_buf(tty, &kb, &nr) && kb - kbuf >= minimum) { +more_to_be_read: + remove_wait_queue(&tty->read_wait, &wait); + *cookie = cookie; + return kb - kbuf; } } n_tty_check_unthrottle(tty); - if (b - buf >= minimum) + if (kb - kbuf >= minimum) break; if (time) timeout = time; @@ -2267,8 +2286,8 @@ static ssize_t n_tty_read(struct tty_struct *tty, struct file *file, remove_wait_queue(&tty->read_wait, &wait); mutex_unlock(&ldata->atomic_read_lock); - if (b - buf) - retval = b - buf; + if (kb - kbuf) + retval = kb - kbuf; return retval; } diff --git a/drivers/tty/serial/max310x.c b/drivers/tty/serial/max310x.c index 21130af106bb..8434bd5a8ec7 100644 --- a/drivers/tty/serial/max310x.c +++ b/drivers/tty/serial/max310x.c @@ -1056,9 +1056,9 @@ static int max310x_startup(struct uart_port *port) max310x_port_update(port, MAX310X_MODE1_REG, MAX310X_MODE1_TRNSCVCTRL_BIT, 0); - /* Reset FIFOs */ - max310x_port_write(port, MAX310X_MODE2_REG, - MAX310X_MODE2_FIFORST_BIT); + /* Configure MODE2 register & Reset FIFOs*/ + val = MAX310X_MODE2_RXEMPTINV_BIT | MAX310X_MODE2_FIFORST_BIT; + max310x_port_write(port, MAX310X_MODE2_REG, val); max310x_port_update(port, MAX310X_MODE2_REG, MAX310X_MODE2_FIFORST_BIT, 0); @@ -1086,27 +1086,8 @@ static int max310x_startup(struct uart_port *port) /* Clear IRQ status register */ max310x_port_read(port, MAX310X_IRQSTS_REG); - /* - * Let's ask for an interrupt after a timeout equivalent to - * the receiving time of 4 characters after the last character - * has been received. - */ - max310x_port_write(port, MAX310X_RXTO_REG, 4); - - /* - * Make sure we also get RX interrupts when the RX FIFO is - * filling up quickly, so get an interrupt when half of the RX - * FIFO has been filled in. - */ - max310x_port_write(port, MAX310X_FIFOTRIGLVL_REG, - MAX310X_FIFOTRIGLVL_RX(MAX310X_FIFO_SIZE / 2)); - - /* Enable RX timeout interrupt in LSR */ - max310x_port_write(port, MAX310X_LSR_IRQEN_REG, - MAX310X_LSR_RXTO_BIT); - - /* Enable LSR, RX FIFO trigger, CTS change interrupts */ - val = MAX310X_IRQ_LSR_BIT | MAX310X_IRQ_RXFIFO_BIT | MAX310X_IRQ_TXEMPTY_BIT; + /* Enable RX, TX, CTS change interrupts */ + val = MAX310X_IRQ_RXEMPTY_BIT | MAX310X_IRQ_TXEMPTY_BIT; max310x_port_write(port, MAX310X_IRQEN_REG, val | MAX310X_IRQ_CTS_BIT); return 0; diff --git a/drivers/tty/serial/stm32-usart.c b/drivers/tty/serial/stm32-usart.c index ee6c7762d355..6248304a001f 100644 --- a/drivers/tty/serial/stm32-usart.c +++ b/drivers/tty/serial/stm32-usart.c @@ -350,7 +350,6 @@ static void stm32_transmit_chars_dma(struct uart_port *port) struct stm32_usart_offsets *ofs = &stm32port->info->ofs; struct circ_buf *xmit = &port->state->xmit; struct dma_async_tx_descriptor *desc = NULL; - dma_cookie_t cookie; unsigned int count, i; if (stm32port->tx_dma_busy) @@ -384,17 +383,18 @@ static void stm32_transmit_chars_dma(struct uart_port *port) DMA_MEM_TO_DEV, DMA_PREP_INTERRUPT); - if (!desc) { - for (i = count; i > 0; i--) - stm32_transmit_chars_pio(port); - return; - } + if (!desc) + goto fallback_err; desc->callback = stm32_tx_dma_complete; desc->callback_param = port; /* Push current DMA TX transaction in the pending queue */ - cookie = dmaengine_submit(desc); + if (dma_submit_error(dmaengine_submit(desc))) { + /* dma no yet started, safe to free resources */ + dmaengine_terminate_async(stm32port->tx_ch); + goto fallback_err; + } /* Issue pending DMA TX requests */ dma_async_issue_pending(stm32port->tx_ch); @@ -403,6 +403,11 @@ static void stm32_transmit_chars_dma(struct uart_port *port) xmit->tail = (xmit->tail + count) & (UART_XMIT_SIZE - 1); port->icount.tx += count; + return; + +fallback_err: + for (i = count; i > 0; i--) + stm32_transmit_chars_pio(port); } static void stm32_transmit_chars(struct uart_port *port) @@ -1087,7 +1092,6 @@ static int stm32_of_dma_rx_probe(struct stm32_port *stm32port, struct device *dev = &pdev->dev; struct dma_slave_config config; struct dma_async_tx_descriptor *desc = NULL; - dma_cookie_t cookie; int ret; /* Request DMA RX channel */ @@ -1132,7 +1136,11 @@ static int stm32_of_dma_rx_probe(struct stm32_port *stm32port, desc->callback_param = NULL; /* Push current DMA transaction in the pending queue */ - cookie = dmaengine_submit(desc); + ret = dma_submit_error(dmaengine_submit(desc)); + if (ret) { + dmaengine_terminate_sync(stm32port->rx_ch); + goto config_err; + } /* Issue pending DMA requests */ dma_async_issue_pending(stm32port->rx_ch); diff --git a/drivers/tty/tty_io.c b/drivers/tty/tty_io.c index 21cd5ac6ca8b..146bd6711562 100644 --- a/drivers/tty/tty_io.c +++ b/drivers/tty/tty_io.c @@ -142,7 +142,7 @@ LIST_HEAD(tty_drivers); /* linked list of tty drivers */ /* Mutex to protect creating and releasing a tty */ DEFINE_MUTEX(tty_mutex); -static ssize_t tty_read(struct file *, char __user *, size_t, loff_t *); +static ssize_t tty_read(struct kiocb *, struct iov_iter *); static ssize_t tty_write(struct kiocb *, struct iov_iter *); static __poll_t tty_poll(struct file *, poll_table *); static int tty_open(struct inode *, struct file *); @@ -429,8 +429,7 @@ struct tty_driver *tty_find_polling_driver(char *name, int *line) EXPORT_SYMBOL_GPL(tty_find_polling_driver); #endif -static ssize_t hung_up_tty_read(struct file *file, char __user *buf, - size_t count, loff_t *ppos) +static ssize_t hung_up_tty_read(struct kiocb *iocb, struct iov_iter *to) { return 0; } @@ -473,8 +472,9 @@ static void tty_show_fdinfo(struct seq_file *m, struct file *file) static const struct file_operations tty_fops = { .llseek = no_llseek, - .read = tty_read, + .read_iter = tty_read, .write_iter = tty_write, + .splice_read = generic_file_splice_read, .splice_write = iter_file_splice_write, .poll = tty_poll, .unlocked_ioctl = tty_ioctl, @@ -487,8 +487,9 @@ static const struct file_operations tty_fops = { static const struct file_operations console_fops = { .llseek = no_llseek, - .read = tty_read, + .read_iter = tty_read, .write_iter = redirected_tty_write, + .splice_read = generic_file_splice_read, .splice_write = iter_file_splice_write, .poll = tty_poll, .unlocked_ioctl = tty_ioctl, @@ -500,7 +501,7 @@ static const struct file_operations console_fops = { static const struct file_operations hung_up_tty_fops = { .llseek = no_llseek, - .read = hung_up_tty_read, + .read_iter = hung_up_tty_read, .write_iter = hung_up_tty_write, .poll = hung_up_tty_poll, .unlocked_ioctl = hung_up_tty_ioctl, @@ -830,6 +831,72 @@ static void tty_update_time(struct timespec64 *time) time->tv_sec = sec; } +/* + * Iterate on the ldisc ->read() function until we've gotten all + * the data the ldisc has for us. + * + * The "cookie" is something that the ldisc read function can fill + * in to let us know that there is more data to be had. + * + * We promise to continue to call the ldisc until it stops returning + * data or clears the cookie. The cookie may be something that the + * ldisc maintains state for and needs to free. + */ +static int iterate_tty_read(struct tty_ldisc *ld, struct tty_struct *tty, + struct file *file, struct iov_iter *to) +{ + int retval = 0; + void *cookie = NULL; + unsigned long offset = 0; + char kernel_buf[64]; + size_t count = iov_iter_count(to); + + do { + int size, copied; + + size = count > sizeof(kernel_buf) ? sizeof(kernel_buf) : count; + size = ld->ops->read(tty, file, kernel_buf, size, &cookie, offset); + if (!size) + break; + + if (size < 0) { + /* Did we have an earlier error (ie -EFAULT)? */ + if (retval) + break; + retval = size; + + /* + * -EOVERFLOW means we didn't have enough space + * for a whole packet, and we shouldn't return + * a partial result. + */ + if (retval == -EOVERFLOW) + offset = 0; + break; + } + + copied = copy_to_iter(kernel_buf, size, to); + offset += copied; + count -= copied; + + /* + * If the user copy failed, we still need to do another ->read() + * call if we had a cookie to let the ldisc clear up. + * + * But make sure size is zeroed. + */ + if (unlikely(copied != size)) { + count = 0; + retval = -EFAULT; + } + } while (cookie); + + /* We always clear tty buffer in case they contained passwords */ + memzero_explicit(kernel_buf, sizeof(kernel_buf)); + return offset ? offset : retval; +} + + /** * tty_read - read method for tty device files * @file: pointer to tty file @@ -845,10 +912,10 @@ static void tty_update_time(struct timespec64 *time) * read calls may be outstanding in parallel. */ -static ssize_t tty_read(struct file *file, char __user *buf, size_t count, - loff_t *ppos) +static ssize_t tty_read(struct kiocb *iocb, struct iov_iter *to) { int i; + struct file *file = iocb->ki_filp; struct inode *inode = file_inode(file); struct tty_struct *tty = file_tty(file); struct tty_ldisc *ld; @@ -862,11 +929,10 @@ static ssize_t tty_read(struct file *file, char __user *buf, size_t count, situation */ ld = tty_ldisc_ref_wait(tty); if (!ld) - return hung_up_tty_read(file, buf, count, ppos); + return hung_up_tty_read(iocb, to); + i = -EIO; if (ld->ops->read) - i = ld->ops->read(tty, file, buf, count); - else - i = -EIO; + i = iterate_tty_read(ld, tty, file, to); tty_ldisc_deref(ld); if (i > 0) @@ -2885,7 +2951,7 @@ static long tty_compat_ioctl(struct file *file, unsigned int cmd, static int this_tty(const void *t, struct file *file, unsigned fd) { - if (likely(file->f_op->read != tty_read)) + if (likely(file->f_op->read_iter != tty_read)) return 0; return file_tty(file) != t ? 0 : fd + 1; } diff --git a/drivers/tty/vt/consolemap.c b/drivers/tty/vt/consolemap.c index 5d778c0aa009..8ba0dc51a1f1 100644 --- a/drivers/tty/vt/consolemap.c +++ b/drivers/tty/vt/consolemap.c @@ -495,7 +495,7 @@ con_insert_unipair(struct uni_pagedir *p, u_short unicode, u_short fontpos) p2[unicode & 0x3f] = fontpos; - p->sum += (fontpos << 20) + unicode; + p->sum += (fontpos << 20U) + unicode; return 0; } diff --git a/drivers/usb/cdns3/core.c b/drivers/usb/cdns3/core.c index 039ab5d2435e..6eeb7ed8e91f 100644 --- a/drivers/usb/cdns3/core.c +++ b/drivers/usb/cdns3/core.c @@ -569,7 +569,8 @@ static int cdns3_probe(struct platform_device *pdev) device_set_wakeup_capable(dev, true); pm_runtime_set_active(dev); pm_runtime_enable(dev); - pm_runtime_forbid(dev); + if (!(cdns->pdata && (cdns->pdata->quirks & CDNS3_DEFAULT_PM_RUNTIME_ALLOW))) + pm_runtime_forbid(dev); /* * The controller needs less time between bus and controller suspend, diff --git a/drivers/usb/cdns3/core.h b/drivers/usb/cdns3/core.h index 8a40d53d5ede..3176f924293a 100644 --- a/drivers/usb/cdns3/core.h +++ b/drivers/usb/cdns3/core.h @@ -42,6 +42,8 @@ struct cdns3_role_driver { struct cdns3_platform_data { int (*platform_suspend)(struct device *dev, bool suspend, bool wakeup); + unsigned long quirks; +#define CDNS3_DEFAULT_PM_RUNTIME_ALLOW BIT(0) }; /** @@ -73,6 +75,7 @@ struct cdns3_platform_data { * @wakeup_pending: wakeup interrupt pending * @pdata: platform data from glue layer * @lock: spinlock structure + * @xhci_plat_data: xhci private data structure pointer */ struct cdns3 { struct device *dev; @@ -106,6 +109,7 @@ struct cdns3 { bool wakeup_pending; struct cdns3_platform_data *pdata; spinlock_t lock; + struct xhci_plat_priv *xhci_plat_data; }; int cdns3_hw_role_switch(struct cdns3 *cdns); diff --git a/drivers/usb/cdns3/host-export.h b/drivers/usb/cdns3/host-export.h index ae11810f8826..26041718a086 100644 --- a/drivers/usb/cdns3/host-export.h +++ b/drivers/usb/cdns3/host-export.h @@ -9,9 +9,11 @@ #ifndef __LINUX_CDNS3_HOST_EXPORT #define __LINUX_CDNS3_HOST_EXPORT +struct usb_hcd; #ifdef CONFIG_USB_CDNS3_HOST int cdns3_host_init(struct cdns3 *cdns); +int xhci_cdns3_suspend_quirk(struct usb_hcd *hcd); #else @@ -21,6 +23,10 @@ static inline int cdns3_host_init(struct cdns3 *cdns) } static inline void cdns3_host_exit(struct cdns3 *cdns) { } +static inline int xhci_cdns3_suspend_quirk(struct usb_hcd *hcd) +{ + return 0; +} #endif /* CONFIG_USB_CDNS3_HOST */ diff --git a/drivers/usb/cdns3/host.c b/drivers/usb/cdns3/host.c index b3e2cb69762c..102977790d60 100644 --- a/drivers/usb/cdns3/host.c +++ b/drivers/usb/cdns3/host.c @@ -14,6 +14,19 @@ #include "drd.h" #include "host-export.h" #include +#include "../host/xhci.h" +#include "../host/xhci-plat.h" + +#define XECP_PORT_CAP_REG 0x8000 +#define XECP_AUX_CTRL_REG1 0x8120 + +#define CFG_RXDET_P3_EN BIT(15) +#define LPM_2_STB_SWITCH_EN BIT(25) + +static const struct xhci_plat_priv xhci_plat_cdns3_xhci = { + .quirks = XHCI_SKIP_PHY_INIT, + .suspend_quirk = xhci_cdns3_suspend_quirk, +}; static int __cdns3_host_init(struct cdns3 *cdns) { @@ -39,10 +52,25 @@ static int __cdns3_host_init(struct cdns3 *cdns) goto err1; } + cdns->xhci_plat_data = kmemdup(&xhci_plat_cdns3_xhci, + sizeof(struct xhci_plat_priv), GFP_KERNEL); + if (!cdns->xhci_plat_data) { + ret = -ENOMEM; + goto err1; + } + + if (cdns->pdata && (cdns->pdata->quirks & CDNS3_DEFAULT_PM_RUNTIME_ALLOW)) + cdns->xhci_plat_data->quirks |= XHCI_DEFAULT_PM_RUNTIME_ALLOW; + + ret = platform_device_add_data(xhci, cdns->xhci_plat_data, + sizeof(struct xhci_plat_priv)); + if (ret) + goto free_memory; + ret = platform_device_add(xhci); if (ret) { dev_err(cdns->dev, "failed to register xHCI device\n"); - goto err1; + goto free_memory; } /* Glue needs to access xHCI region register for Power management */ @@ -51,13 +79,43 @@ static int __cdns3_host_init(struct cdns3 *cdns) cdns->xhci_regs = hcd->regs; return 0; + +free_memory: + kfree(cdns->xhci_plat_data); err1: platform_device_put(xhci); return ret; } +int xhci_cdns3_suspend_quirk(struct usb_hcd *hcd) +{ + struct xhci_hcd *xhci = hcd_to_xhci(hcd); + u32 value; + + if (pm_runtime_status_suspended(hcd->self.controller)) + return 0; + + /* set usbcmd.EU3S */ + value = readl(&xhci->op_regs->command); + value |= CMD_PM_INDEX; + writel(value, &xhci->op_regs->command); + + if (hcd->regs) { + value = readl(hcd->regs + XECP_AUX_CTRL_REG1); + value |= CFG_RXDET_P3_EN; + writel(value, hcd->regs + XECP_AUX_CTRL_REG1); + + value = readl(hcd->regs + XECP_PORT_CAP_REG); + value |= LPM_2_STB_SWITCH_EN; + writel(value, hcd->regs + XECP_PORT_CAP_REG); + } + + return 0; +} + static void cdns3_host_exit(struct cdns3 *cdns) { + kfree(cdns->xhci_plat_data); platform_device_unregister(cdns->host_dev); cdns->host_dev = NULL; cdns3_drd_host_off(cdns); diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c index 781905745812..2f4e5174e78c 100644 --- a/drivers/usb/class/cdc-acm.c +++ b/drivers/usb/class/cdc-acm.c @@ -1929,6 +1929,11 @@ static const struct usb_device_id acm_ids[] = { .driver_info = SEND_ZERO_PACKET, }, + /* Exclude Goodix Fingerprint Reader */ + { USB_DEVICE(0x27c6, 0x5395), + .driver_info = IGNORE_DEVICE, + }, + /* control interfaces without any protocol set */ { USB_INTERFACE_INFO(USB_CLASS_COMM, USB_CDC_SUBCLASS_ACM, USB_CDC_PROTO_NONE) }, diff --git a/drivers/usb/class/usblp.c b/drivers/usb/class/usblp.c index c9f6e9758288..f27b4aecff3d 100644 --- a/drivers/usb/class/usblp.c +++ b/drivers/usb/class/usblp.c @@ -494,16 +494,24 @@ static int usblp_release(struct inode *inode, struct file *file) /* No kernel lock - fine */ static __poll_t usblp_poll(struct file *file, struct poll_table_struct *wait) { - __poll_t ret; + struct usblp *usblp = file->private_data; + __poll_t ret = 0; unsigned long flags; - struct usblp *usblp = file->private_data; /* Should we check file->f_mode & FMODE_WRITE before poll_wait()? */ poll_wait(file, &usblp->rwait, wait); poll_wait(file, &usblp->wwait, wait); + + mutex_lock(&usblp->mut); + if (!usblp->present) + ret |= EPOLLHUP; + mutex_unlock(&usblp->mut); + spin_lock_irqsave(&usblp->lock, flags); - ret = ((usblp->bidir && usblp->rcomplete) ? EPOLLIN | EPOLLRDNORM : 0) | - ((usblp->no_paper || usblp->wcomplete) ? EPOLLOUT | EPOLLWRNORM : 0); + if (usblp->bidir && usblp->rcomplete) + ret |= EPOLLIN | EPOLLRDNORM; + if (usblp->no_paper || usblp->wcomplete) + ret |= EPOLLOUT | EPOLLWRNORM; spin_unlock_irqrestore(&usblp->lock, flags); return ret; } diff --git a/drivers/usb/common/common.c b/drivers/usb/common/common.c index fc21cf2d36f6..347fb3d3894a 100644 --- a/drivers/usb/common/common.c +++ b/drivers/usb/common/common.c @@ -25,6 +25,12 @@ static const char *const ep_type_names[] = { [USB_ENDPOINT_XFER_INT] = "intr", }; +/** + * usb_ep_type_string() - Returns human readable-name of the endpoint type. + * @ep_type: The endpoint type to return human-readable name for. If it's not + * any of the types: USB_ENDPOINT_XFER_{CONTROL, ISOC, BULK, INT}, + * usually got by usb_endpoint_type(), the string 'unknown' will be returned. + */ const char *usb_ep_type_string(int ep_type) { if (ep_type < 0 || ep_type >= ARRAY_SIZE(ep_type_names)) @@ -76,6 +82,12 @@ static const char *const ssp_rate[] = { [USB_SSP_GEN_2x2] = "super-speed-plus-gen2x2", }; +/** + * usb_speed_string() - Returns human readable-name of the speed. + * @speed: The speed to return human-readable name for. If it's not + * any of the speeds defined in usb_device_speed enum, string for + * USB_SPEED_UNKNOWN will be returned. + */ const char *usb_speed_string(enum usb_device_speed speed) { if (speed < 0 || speed >= ARRAY_SIZE(speed_names)) @@ -84,6 +96,14 @@ const char *usb_speed_string(enum usb_device_speed speed) } EXPORT_SYMBOL_GPL(usb_speed_string); +/** + * usb_get_maximum_speed - Get maximum requested speed for a given USB + * controller. + * @dev: Pointer to the given USB controller device + * + * The function gets the maximum speed string from property "maximum-speed", + * and returns the corresponding enum usb_device_speed. + */ enum usb_device_speed usb_get_maximum_speed(struct device *dev) { const char *maximum_speed; @@ -102,6 +122,15 @@ enum usb_device_speed usb_get_maximum_speed(struct device *dev) } EXPORT_SYMBOL_GPL(usb_get_maximum_speed); +/** + * usb_get_maximum_ssp_rate - Get the signaling rate generation and lane count + * of a SuperSpeed Plus capable device. + * @dev: Pointer to the given USB controller device + * + * If the string from "maximum-speed" property is super-speed-plus-genXxY where + * 'X' is the generation number and 'Y' is the number of lanes, then this + * function returns the corresponding enum usb_ssp_rate. + */ enum usb_ssp_rate usb_get_maximum_ssp_rate(struct device *dev) { const char *maximum_speed; @@ -116,6 +145,12 @@ enum usb_ssp_rate usb_get_maximum_ssp_rate(struct device *dev) } EXPORT_SYMBOL_GPL(usb_get_maximum_ssp_rate); +/** + * usb_state_string - Returns human readable name for the state. + * @state: The state to return a human-readable name for. If it's not + * any of the states devices in usb_device_state_string enum, + * the string UNKNOWN will be returned. + */ const char *usb_state_string(enum usb_device_state state) { static const char *const names[] = { @@ -165,6 +200,47 @@ enum usb_dr_mode usb_get_dr_mode(struct device *dev) } EXPORT_SYMBOL_GPL(usb_get_dr_mode); +/** + * usb_decode_interval - Decode bInterval into the time expressed in 1us unit + * @epd: The descriptor of the endpoint + * @speed: The speed that the endpoint works as + * + * Function returns the interval expressed in 1us unit for servicing + * endpoint for data transfers. + */ +unsigned int usb_decode_interval(const struct usb_endpoint_descriptor *epd, + enum usb_device_speed speed) +{ + unsigned int interval = 0; + + switch (usb_endpoint_type(epd)) { + case USB_ENDPOINT_XFER_CONTROL: + /* uframes per NAK */ + if (speed == USB_SPEED_HIGH) + interval = epd->bInterval; + break; + case USB_ENDPOINT_XFER_ISOC: + interval = 1 << (epd->bInterval - 1); + break; + case USB_ENDPOINT_XFER_BULK: + /* uframes per NAK */ + if (speed == USB_SPEED_HIGH && usb_endpoint_dir_out(epd)) + interval = epd->bInterval; + break; + case USB_ENDPOINT_XFER_INT: + if (speed >= USB_SPEED_HIGH) + interval = 1 << (epd->bInterval - 1); + else + interval = epd->bInterval; + break; + } + + interval *= (speed >= USB_SPEED_HIGH) ? 125 : 1000; + + return interval; +} +EXPORT_SYMBOL_GPL(usb_decode_interval); + #ifdef CONFIG_OF /** * of_usb_get_dr_mode_by_phy - Get dual role mode for the controller device diff --git a/drivers/usb/common/debug.c b/drivers/usb/common/debug.c index ba849c7bc5c7..a76a086b9c54 100644 --- a/drivers/usb/common/debug.c +++ b/drivers/usb/common/debug.c @@ -207,8 +207,26 @@ static void usb_decode_set_isoch_delay(__u8 wValue, char *str, size_t size) snprintf(str, size, "Set Isochronous Delay(Delay = %d ns)", wValue); } -/* - * usb_decode_ctrl - returns a string representation of ctrl request +/** + * usb_decode_ctrl - Returns human readable representation of control request. + * @str: buffer to return a human-readable representation of control request. + * This buffer should have about 200 bytes. + * @size: size of str buffer. + * @bRequestType: matches the USB bmRequestType field + * @bRequest: matches the USB bRequest field + * @wValue: matches the USB wValue field (CPU byte order) + * @wIndex: matches the USB wIndex field (CPU byte order) + * @wLength: matches the USB wLength field (CPU byte order) + * + * Function returns decoded, formatted and human-readable description of + * control request packet. + * + * The usage scenario for this is for tracepoints, so function as a return + * use the same value as in parameters. This approach allows to use this + * function in TP_printk + * + * Important: wValue, wIndex, wLength parameters before invoking this function + * should be processed by le16_to_cpu macro. */ const char *usb_decode_ctrl(char *str, size_t size, __u8 bRequestType, __u8 bRequest, __u16 wValue, __u16 wIndex, diff --git a/drivers/usb/core/devices.c b/drivers/usb/core/devices.c index 1ef2de6e375a..d8b0041de612 100644 --- a/drivers/usb/core/devices.c +++ b/drivers/usb/core/devices.c @@ -157,38 +157,25 @@ static char *usb_dump_endpoint_descriptor(int speed, char *start, char *end, switch (usb_endpoint_type(desc)) { case USB_ENDPOINT_XFER_CONTROL: type = "Ctrl"; - if (speed == USB_SPEED_HIGH) /* uframes per NAK */ - interval = desc->bInterval; - else - interval = 0; dir = 'B'; /* ctrl is bidirectional */ break; case USB_ENDPOINT_XFER_ISOC: type = "Isoc"; - interval = 1 << (desc->bInterval - 1); break; case USB_ENDPOINT_XFER_BULK: type = "Bulk"; - if (speed == USB_SPEED_HIGH && dir == 'O') /* uframes per NAK */ - interval = desc->bInterval; - else - interval = 0; break; case USB_ENDPOINT_XFER_INT: type = "Int."; - if (speed == USB_SPEED_HIGH || speed >= USB_SPEED_SUPER) - interval = 1 << (desc->bInterval - 1); - else - interval = desc->bInterval; break; default: /* "can't happen" */ return start; } - interval *= (speed == USB_SPEED_HIGH || - speed >= USB_SPEED_SUPER) ? 125 : 1000; - if (interval % 1000) + + interval = usb_decode_interval(desc, speed); + if (interval % 1000) { unit = 'u'; - else { + } else { unit = 'm'; interval /= 1000; } diff --git a/drivers/usb/core/endpoint.c b/drivers/usb/core/endpoint.c index 1c2c04079676..fc3341f2bb61 100644 --- a/drivers/usb/core/endpoint.c +++ b/drivers/usb/core/endpoint.c @@ -84,40 +84,13 @@ static ssize_t interval_show(struct device *dev, struct device_attribute *attr, char *buf) { struct ep_device *ep = to_ep_device(dev); + unsigned int interval; char unit; - unsigned interval = 0; - unsigned in; - in = (ep->desc->bEndpointAddress & USB_DIR_IN); - - switch (usb_endpoint_type(ep->desc)) { - case USB_ENDPOINT_XFER_CONTROL: - if (ep->udev->speed == USB_SPEED_HIGH) - /* uframes per NAK */ - interval = ep->desc->bInterval; - break; - - case USB_ENDPOINT_XFER_ISOC: - interval = 1 << (ep->desc->bInterval - 1); - break; - - case USB_ENDPOINT_XFER_BULK: - if (ep->udev->speed == USB_SPEED_HIGH && !in) - /* uframes per NAK */ - interval = ep->desc->bInterval; - break; - - case USB_ENDPOINT_XFER_INT: - if (ep->udev->speed == USB_SPEED_HIGH) - interval = 1 << (ep->desc->bInterval - 1); - else - interval = ep->desc->bInterval; - break; - } - interval *= (ep->udev->speed == USB_SPEED_HIGH) ? 125 : 1000; - if (interval % 1000) + interval = usb_decode_interval(ep->desc, ep->udev->speed); + if (interval % 1000) { unit = 'u'; - else { + } else { unit = 'm'; interval /= 1000; } diff --git a/drivers/usb/core/usb.c b/drivers/usb/core/usb.c index 9b4ac4415f1a..db4de5367737 100644 --- a/drivers/usb/core/usb.c +++ b/drivers/usb/core/usb.c @@ -748,6 +748,38 @@ void usb_put_intf(struct usb_interface *intf) } EXPORT_SYMBOL_GPL(usb_put_intf); +/** + * usb_intf_get_dma_device - acquire a reference on the usb interface's DMA endpoint + * @intf: the usb interface + * + * While a USB device cannot perform DMA operations by itself, many USB + * controllers can. A call to usb_intf_get_dma_device() returns the DMA endpoint + * for the given USB interface, if any. The returned device structure must be + * released with put_device(). + * + * See also usb_get_dma_device(). + * + * Returns: A reference to the usb interface's DMA endpoint; or NULL if none + * exists. + */ +struct device *usb_intf_get_dma_device(struct usb_interface *intf) +{ + struct usb_device *udev = interface_to_usbdev(intf); + struct device *dmadev; + + if (!udev->bus) + return NULL; + + dmadev = get_device(udev->bus->sysdev); + if (!dmadev || !dmadev->dma_mask) { + put_device(dmadev); + return NULL; + } + + return dmadev; +} +EXPORT_SYMBOL_GPL(usb_intf_get_dma_device); + /* USB device locking * * USB devices and interfaces are locked using the semaphore in their diff --git a/drivers/usb/dwc2/hcd.c b/drivers/usb/dwc2/hcd.c index e9ac215b9663..fc3269f5faf1 100644 --- a/drivers/usb/dwc2/hcd.c +++ b/drivers/usb/dwc2/hcd.c @@ -1313,19 +1313,20 @@ static void dwc2_hc_start_transfer(struct dwc2_hsotg *hsotg, if (num_packets > max_hc_pkt_count) { num_packets = max_hc_pkt_count; chan->xfer_len = num_packets * chan->max_packet; + } else if (chan->ep_is_in) { + /* + * Always program an integral # of max packets + * for IN transfers. + * Note: This assumes that the input buffer is + * aligned and sized accordingly. + */ + chan->xfer_len = num_packets * chan->max_packet; } } else { /* Need 1 packet for transfer length of 0 */ num_packets = 1; } - if (chan->ep_is_in) - /* - * Always program an integral # of max packets for IN - * transfers - */ - chan->xfer_len = num_packets * chan->max_packet; - if (chan->ep_type == USB_ENDPOINT_XFER_INT || chan->ep_type == USB_ENDPOINT_XFER_ISOC) /* diff --git a/drivers/usb/dwc2/hcd_intr.c b/drivers/usb/dwc2/hcd_intr.c index a052d39b4375..d5f4ec1b73b1 100644 --- a/drivers/usb/dwc2/hcd_intr.c +++ b/drivers/usb/dwc2/hcd_intr.c @@ -500,7 +500,7 @@ static int dwc2_update_urb_state(struct dwc2_hsotg *hsotg, &short_read); if (urb->actual_length + xfer_length > urb->length) { - dev_warn(hsotg->dev, "%s(): trimming xfer length\n", __func__); + dev_dbg(hsotg->dev, "%s(): trimming xfer length\n", __func__); xfer_length = urb->length - urb->actual_length; } @@ -1977,6 +1977,18 @@ error: qtd->error_count++; dwc2_update_urb_state_abn(hsotg, chan, chnum, qtd->urb, qtd, DWC2_HC_XFER_XACT_ERR); + /* + * We can get here after a completed transaction + * (urb->actual_length >= urb->length) which was not reported + * as completed. If that is the case, and we do not abort + * the transfer, a transfer of size 0 will be enqueued + * subsequently. If urb->actual_length is not DMA-aligned, + * the buffer will then point to an unaligned address, and + * the resulting behavior is undefined. Bail out in that + * situation. + */ + if (qtd->urb->actual_length >= qtd->urb->length) + qtd->error_count = 3; dwc2_hcd_save_data_toggle(hsotg, chan, chnum, qtd); dwc2_halt_channel(hsotg, chan, qtd, DWC2_HC_XFER_XACT_ERR); } diff --git a/drivers/usb/dwc3/core.h b/drivers/usb/dwc3/core.h index ce6bd84e2b39..fa3bd3f88a04 100644 --- a/drivers/usb/dwc3/core.h +++ b/drivers/usb/dwc3/core.h @@ -1485,6 +1485,7 @@ int dwc3_send_gadget_ep_cmd(struct dwc3_ep *dep, unsigned int cmd, struct dwc3_gadget_ep_cmd_params *params); int dwc3_send_gadget_generic_command(struct dwc3 *dwc, unsigned int cmd, u32 param); +void dwc3_stop_active_transfer(struct dwc3_ep *dep, bool force, bool interrupt); #else static inline int dwc3_gadget_init(struct dwc3 *dwc) { return 0; } @@ -1504,6 +1505,9 @@ static inline int dwc3_send_gadget_ep_cmd(struct dwc3_ep *dep, unsigned int cmd, static inline int dwc3_send_gadget_generic_command(struct dwc3 *dwc, int cmd, u32 param) { return 0; } +static inline void dwc3_stop_active_transfer(struct dwc3_ep *dep, bool force, + bool interrupt) +{ } #endif #if IS_ENABLED(CONFIG_USB_DWC3_DUAL_ROLE) diff --git a/drivers/usb/dwc3/dwc3-qcom.c b/drivers/usb/dwc3/dwc3-qcom.c index d803ee98c628..8bd077fb1190 100644 --- a/drivers/usb/dwc3/dwc3-qcom.c +++ b/drivers/usb/dwc3/dwc3-qcom.c @@ -244,6 +244,9 @@ static int dwc3_qcom_interconnect_init(struct dwc3_qcom *qcom) struct device *dev = qcom->dev; int ret; + if (has_acpi_companion(dev)) + return 0; + qcom->icc_path_ddr = of_icc_get(dev, "usb-ddr"); if (IS_ERR(qcom->icc_path_ddr)) { dev_err(dev, "failed to get usb-ddr path: %ld\n", @@ -358,8 +361,10 @@ static int dwc3_qcom_suspend(struct dwc3_qcom *qcom) if (ret) dev_warn(qcom->dev, "failed to disable interconnect: %d\n", ret); + if (device_may_wakeup(qcom->dev)) + dwc3_qcom_enable_interrupts(qcom); + qcom->is_suspended = true; - dwc3_qcom_enable_interrupts(qcom); return 0; } @@ -372,7 +377,8 @@ static int dwc3_qcom_resume(struct dwc3_qcom *qcom) if (!qcom->is_suspended) return 0; - dwc3_qcom_disable_interrupts(qcom); + if (device_may_wakeup(qcom->dev)) + dwc3_qcom_disable_interrupts(qcom); for (i = 0; i < qcom->num_clocks; i++) { ret = clk_prepare_enable(qcom->clks[i]); @@ -645,16 +651,19 @@ static int dwc3_qcom_of_register_core(struct platform_device *pdev) ret = of_platform_populate(np, NULL, NULL, dev); if (ret) { dev_err(dev, "failed to register dwc3 core - %d\n", ret); - return ret; + goto node_put; } qcom->dwc3 = of_find_device_by_node(dwc3_np); if (!qcom->dwc3) { + ret = -ENODEV; dev_err(dev, "failed to get dwc3 platform device\n"); - return -ENODEV; } - return 0; +node_put: + of_node_put(dwc3_np); + + return ret; } static struct platform_device * @@ -932,6 +941,8 @@ static const struct dwc3_acpi_pdata sdm845_acpi_urs_pdata = { static const struct acpi_device_id dwc3_qcom_acpi_match[] = { { "QCOM2430", (unsigned long)&sdm845_acpi_pdata }, { "QCOM0304", (unsigned long)&sdm845_acpi_urs_pdata }, + { "QCOM0497", (unsigned long)&sdm845_acpi_urs_pdata }, + { "QCOM04A6", (unsigned long)&sdm845_acpi_pdata }, { }, }; MODULE_DEVICE_TABLE(acpi, dwc3_qcom_acpi_match); diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c index 4c10a58083b9..6fcdaea70590 100644 --- a/drivers/usb/dwc3/gadget.c +++ b/drivers/usb/dwc3/gadget.c @@ -406,6 +406,7 @@ int dwc3_send_gadget_ep_cmd(struct dwc3_ep *dep, unsigned int cmd, return ret; } +EXPORT_SYMBOL_GPL(dwc3_send_gadget_ep_cmd); static int dwc3_send_clear_stall_ep_cmd(struct dwc3_ep *dep) { @@ -627,9 +628,6 @@ static int dwc3_gadget_set_ep_config(struct dwc3_ep *dep, unsigned int action) return dwc3_send_gadget_ep_cmd(dep, DWC3_DEPCMD_SETEPCONFIG, ¶ms); } -static void dwc3_stop_active_transfer(struct dwc3_ep *dep, bool force, - bool interrupt); - /** * __dwc3_gadget_ep_enable - initializes a hw endpoint * @dep: endpoint to be initialized @@ -783,8 +781,6 @@ static int __dwc3_gadget_ep_disable(struct dwc3_ep *dep) trace_dwc3_gadget_ep_disable(dep); - dwc3_remove_requests(dwc, dep); - /* make sure HW endpoint isn't stalled */ if (dep->flags & DWC3_EP_STALL) __dwc3_gadget_ep_set_halt(dep, 0, false); @@ -793,16 +789,18 @@ static int __dwc3_gadget_ep_disable(struct dwc3_ep *dep) reg &= ~DWC3_DALEPENA_EP(dep->number); dwc3_writel(dwc->regs, DWC3_DALEPENA, reg); - dep->stream_capable = false; - dep->type = 0; - dep->flags = 0; - /* Clear out the ep descriptors for non-ep0 */ if (dep->number > 1) { dep->endpoint.comp_desc = NULL; dep->endpoint.desc = NULL; } + dwc3_remove_requests(dwc, dep); + + dep->stream_capable = false; + dep->type = 0; + dep->flags = 0; + return 0; } @@ -1617,7 +1615,7 @@ static int __dwc3_gadget_ep_queue(struct dwc3_ep *dep, struct dwc3_request *req) { struct dwc3 *dwc = dep->dwc; - if (!dep->endpoint.desc || !dwc->pullups_connected) { + if (!dep->endpoint.desc || !dwc->pullups_connected || !dwc->connected) { dev_err(dwc->dev, "%s: can't queue to disabled endpoint\n", dep->name); return -ESHUTDOWN; @@ -2083,7 +2081,7 @@ static void __dwc3_gadget_set_speed(struct dwc3 *dwc) u32 reg; speed = dwc->gadget_max_speed; - if (speed > dwc->maximum_speed) + if (speed == USB_SPEED_UNKNOWN || speed > dwc->maximum_speed) speed = dwc->maximum_speed; if (speed == USB_SPEED_SUPER_PLUS && @@ -2222,6 +2220,17 @@ static int dwc3_gadget_pullup(struct usb_gadget *g, int is_on) } } + /* + * Check the return value for successful resume, or error. For a + * successful resume, the DWC3 runtime PM resume routine will handle + * the run stop sequence, so avoid duplicate operations here. + */ + ret = pm_runtime_get_sync(dwc->dev); + if (!ret || ret < 0) { + pm_runtime_put(dwc->dev); + return 0; + } + /* * Synchronize any pending event handling before executing the controller * halt routine. @@ -2236,6 +2245,7 @@ static int dwc3_gadget_pullup(struct usb_gadget *g, int is_on) if (!is_on) { u32 count; + dwc->connected = false; /* * In the Synopsis DesignWare Cores USB3 Databook Rev. 3.30a * Section 4.1.8 Table 4-7, it states that for a device-initiated @@ -2266,6 +2276,7 @@ static int dwc3_gadget_pullup(struct usb_gadget *g, int is_on) ret = dwc3_gadget_run_stop(dwc, is_on, false); spin_unlock_irqrestore(&dwc->lock, flags); + pm_runtime_put(dwc->dev); return ret; } @@ -2525,6 +2536,7 @@ static void dwc3_gadget_set_ssp_rate(struct usb_gadget *g, unsigned long flags; spin_lock_irqsave(&dwc->lock, flags); + dwc->gadget_max_speed = USB_SPEED_SUPER_PLUS; dwc->gadget_ssp_rate = rate; spin_unlock_irqrestore(&dwc->lock, flags); } @@ -2541,7 +2553,7 @@ static int dwc3_gadget_vbus_draw(struct usb_gadget *g, unsigned int mA) if (!dwc->usb_psy) return -EOPNOTSUPP; - val.intval = mA; + val.intval = 1000 * mA; ret = power_supply_set_property(dwc->usb_psy, POWER_SUPPLY_PROP_INPUT_CURRENT_LIMIT, &val); return ret; @@ -2922,6 +2934,11 @@ static void dwc3_gadget_ep_cleanup_completed_requests(struct dwc3_ep *dep, static bool dwc3_gadget_ep_should_continue(struct dwc3_ep *dep) { struct dwc3_request *req; + struct dwc3 *dwc = dep->dwc; + + if (!dep->endpoint.desc || !dwc->pullups_connected || + !dwc->connected) + return false; if (!list_empty(&dep->pending_list)) return true; @@ -3224,7 +3241,7 @@ static void dwc3_reset_gadget(struct dwc3 *dwc) } } -static void dwc3_stop_active_transfer(struct dwc3_ep *dep, bool force, +void dwc3_stop_active_transfer(struct dwc3_ep *dep, bool force, bool interrupt) { struct dwc3_gadget_ep_cmd_params params; @@ -3284,6 +3301,7 @@ static void dwc3_stop_active_transfer(struct dwc3_ep *dep, bool force, else dep->flags |= DWC3_EP_END_TRANSFER_PENDING; } +EXPORT_SYMBOL_GPL(dwc3_stop_active_transfer); static void dwc3_clear_stall_all_ep(struct dwc3 *dwc) { @@ -3331,7 +3349,14 @@ static void dwc3_gadget_reset_interrupt(struct dwc3 *dwc) { u32 reg; - dwc->connected = true; + /* + * Ideally, dwc3_reset_gadget() would trigger the function + * drivers to stop any active transfers through ep disable. + * However, for functions which defer ep disable, such as mass + * storage, we will need to rely on the call to stop active + * transfers here, and avoid allowing of request queuing. + */ + dwc->connected = false; /* * WORKAROUND: DWC3 revisions <1.88a have an issue which @@ -3372,6 +3397,7 @@ static void dwc3_gadget_reset_interrupt(struct dwc3 *dwc) * transfers." */ dwc3_stop_active_transfers(dwc); + dwc->connected = true; reg = dwc3_readl(dwc->regs, DWC3_DCTL); reg &= ~DWC3_DCTL_TSTCTRL_MASK; diff --git a/drivers/usb/gadget/configfs.c b/drivers/usb/gadget/configfs.c index 9f8daa0239cf..dbc1104fe343 100644 --- a/drivers/usb/gadget/configfs.c +++ b/drivers/usb/gadget/configfs.c @@ -129,6 +129,8 @@ struct gadget_config_name { struct list_head list; }; +#define USB_MAX_STRING_WITH_NULL_LEN (USB_MAX_STRING_LEN+1) + static int usb_string_copy(const char *s, char **s_copy) { int ret; @@ -138,12 +140,16 @@ static int usb_string_copy(const char *s, char **s_copy) if (ret > USB_MAX_STRING_LEN) return -EOVERFLOW; - str = kstrdup(s, GFP_KERNEL); - if (!str) - return -ENOMEM; + if (copy) { + str = copy; + } else { + str = kmalloc(USB_MAX_STRING_WITH_NULL_LEN, GFP_KERNEL); + if (!str) + return -ENOMEM; + } + strcpy(str, s); if (str[ret - 1] == '\n') str[ret - 1] = '\0'; - kfree(copy); *s_copy = str; return 0; } diff --git a/drivers/usb/gadget/function/f_uac1.c b/drivers/usb/gadget/function/f_uac1.c index 00d346965f7a..560382e0a8f3 100644 --- a/drivers/usb/gadget/function/f_uac1.c +++ b/drivers/usb/gadget/function/f_uac1.c @@ -499,6 +499,7 @@ static void f_audio_disable(struct usb_function *f) uac1->as_out_alt = 0; uac1->as_in_alt = 0; + u_audio_stop_playback(&uac1->g_audio); u_audio_stop_capture(&uac1->g_audio); } diff --git a/drivers/usb/gadget/function/f_uac2.c b/drivers/usb/gadget/function/f_uac2.c index 5d960b6603b6..6f03e944e0e3 100644 --- a/drivers/usb/gadget/function/f_uac2.c +++ b/drivers/usb/gadget/function/f_uac2.c @@ -478,7 +478,7 @@ static int set_ep_max_packet_size(const struct f_uac2_opts *uac2_opts, } max_size_bw = num_channels(chmask) * ssize * - DIV_ROUND_UP(srate, factor / (1 << (ep_desc->bInterval - 1))); + ((srate / (factor / (1 << (ep_desc->bInterval - 1)))) + 1); ep_desc->wMaxPacketSize = cpu_to_le16(min_t(u16, max_size_bw, max_size_ep)); diff --git a/drivers/usb/gadget/function/u_ether_configfs.h b/drivers/usb/gadget/function/u_ether_configfs.h index 3dfb460908fa..f558c3139ebe 100644 --- a/drivers/usb/gadget/function/u_ether_configfs.h +++ b/drivers/usb/gadget/function/u_ether_configfs.h @@ -182,12 +182,11 @@ out: \ size_t len) \ { \ struct f_##_f_##_opts *opts = to_f_##_f_##_opts(item); \ - int ret; \ + int ret = -EINVAL; \ u8 val; \ \ mutex_lock(&opts->lock); \ - ret = sscanf(page, "%02hhx", &val); \ - if (ret > 0) { \ + if (sscanf(page, "%02hhx", &val) > 0) { \ opts->_n_ = val; \ ret = len; \ } \ diff --git a/drivers/usb/gadget/udc/s3c2410_udc.c b/drivers/usb/gadget/udc/s3c2410_udc.c index f1ea51476add..1d3ebb07ccd4 100644 --- a/drivers/usb/gadget/udc/s3c2410_udc.c +++ b/drivers/usb/gadget/udc/s3c2410_udc.c @@ -1773,8 +1773,8 @@ static int s3c2410_udc_probe(struct platform_device *pdev) udc_info = dev_get_platdata(&pdev->dev); base_addr = devm_platform_ioremap_resource(pdev, 0); - if (!base_addr) { - retval = -ENOMEM; + if (IS_ERR(base_addr)) { + retval = PTR_ERR(base_addr); goto err_mem; } diff --git a/drivers/usb/host/Makefile b/drivers/usb/host/Makefile index bc731332fed9..2c7155fae179 100644 --- a/drivers/usb/host/Makefile +++ b/drivers/usb/host/Makefile @@ -19,9 +19,7 @@ ifneq ($(CONFIG_USB_XHCI_DBGCAP), ) xhci-hcd-y += xhci-dbgcap.o xhci-dbgtty.o endif -ifneq ($(CONFIG_USB_XHCI_MTK), ) - xhci-hcd-y += xhci-mtk-sch.o -endif +xhci-mtk-hcd-y := xhci-mtk.o xhci-mtk-sch.o xhci-plat-hcd-y := xhci-plat.o ifneq ($(CONFIG_USB_XHCI_MVEBU), ) @@ -75,7 +73,7 @@ obj-$(CONFIG_USB_XHCI_PCI) += xhci-pci.o obj-$(CONFIG_USB_XHCI_PCI_RENESAS) += xhci-pci-renesas.o obj-$(CONFIG_USB_XHCI_PLATFORM) += xhci-plat-hcd.o obj-$(CONFIG_USB_XHCI_HISTB) += xhci-histb.o -obj-$(CONFIG_USB_XHCI_MTK) += xhci-mtk.o +obj-$(CONFIG_USB_XHCI_MTK) += xhci-mtk-hcd.o obj-$(CONFIG_USB_XHCI_TEGRA) += xhci-tegra.o obj-$(CONFIG_USB_SL811_HCD) += sl811-hcd.o obj-$(CONFIG_USB_SL811_CS) += sl811_cs.o diff --git a/drivers/usb/host/xhci-mem.c b/drivers/usb/host/xhci-mem.c index 177d4bf7fb0b..a5f7aa7d5c12 100644 --- a/drivers/usb/host/xhci-mem.c +++ b/drivers/usb/host/xhci-mem.c @@ -439,6 +439,7 @@ fail: kfree(ring); return NULL; } +EXPORT_SYMBOL_GPL(xhci_ring_alloc); void xhci_free_endpoint_ring(struct xhci_hcd *xhci, struct xhci_virt_device *virt_dev, @@ -1801,6 +1802,7 @@ struct xhci_command *xhci_alloc_command(struct xhci_hcd *xhci, INIT_LIST_HEAD(&command->cmd_list); return command; } +EXPORT_SYMBOL_GPL(xhci_alloc_command); struct xhci_command *xhci_alloc_command_with_ctx(struct xhci_hcd *xhci, bool allocate_completion, gfp_t mem_flags) @@ -1834,6 +1836,7 @@ void xhci_free_command(struct xhci_hcd *xhci, kfree(command->completion); kfree(command); } +EXPORT_SYMBOL_GPL(xhci_free_command); int xhci_alloc_erst(struct xhci_hcd *xhci, struct xhci_ring *evt_ring, @@ -1864,6 +1867,7 @@ int xhci_alloc_erst(struct xhci_hcd *xhci, return 0; } +EXPORT_SYMBOL_GPL(xhci_alloc_erst); void xhci_free_erst(struct xhci_hcd *xhci, struct xhci_erst *erst) { @@ -1877,6 +1881,7 @@ void xhci_free_erst(struct xhci_hcd *xhci, struct xhci_erst *erst) erst->erst_dma_addr); erst->entries = NULL; } +EXPORT_SYMBOL_GPL(xhci_free_erst); static struct xhci_device_context_array *xhci_vendor_alloc_dcbaa( struct xhci_hcd *xhci, gfp_t flags) diff --git a/drivers/usb/host/xhci-mtk-sch.c b/drivers/usb/host/xhci-mtk-sch.c index b45e5bf08997..a59d1f6d4744 100644 --- a/drivers/usb/host/xhci-mtk-sch.c +++ b/drivers/usb/host/xhci-mtk-sch.c @@ -25,6 +25,15 @@ */ #define TT_MICROFRAMES_MAX 9 +#define DBG_BUF_EN 64 + +/* schedule error type */ +#define ESCH_SS_Y6 1001 +#define ESCH_SS_OVERLAP 1002 +#define ESCH_CS_OVERFLOW 1003 +#define ESCH_BW_OVERFLOW 1004 +#define ESCH_FIXME 1005 + /* mtk scheduler bitmasks */ #define EP_BPKTS(p) ((p) & 0x7f) #define EP_BCSCOUNT(p) (((p) & 0x7) << 8) @@ -32,13 +41,75 @@ #define EP_BOFFSET(p) ((p) & 0x3fff) #define EP_BREPEAT(p) (((p) & 0x7fff) << 16) +static char *sch_error_string(int err_num) +{ + switch (err_num) { + case ESCH_SS_Y6: + return "Can't schedule Start-Split in Y6"; + case ESCH_SS_OVERLAP: + return "Can't find a suitable Start-Split location"; + case ESCH_CS_OVERFLOW: + return "The last Complete-Split is greater than 7"; + case ESCH_BW_OVERFLOW: + return "Bandwidth exceeds the maximum limit"; + case ESCH_FIXME: + return "FIXME, to be resolved"; + default: + return "Unknown"; + } +} + static int is_fs_or_ls(enum usb_device_speed speed) { return speed == USB_SPEED_FULL || speed == USB_SPEED_LOW; } +static const char * +decode_ep(struct usb_host_endpoint *ep, enum usb_device_speed speed) +{ + static char buf[DBG_BUF_EN]; + struct usb_endpoint_descriptor *epd = &ep->desc; + unsigned int interval; + const char *unit; + + interval = usb_decode_interval(epd, speed); + if (interval % 1000) { + unit = "us"; + } else { + unit = "ms"; + interval /= 1000; + } + + snprintf(buf, DBG_BUF_EN, "%s ep%d%s %s, mpkt:%d, interval:%d/%d%s\n", + usb_speed_string(speed), usb_endpoint_num(epd), + usb_endpoint_dir_in(epd) ? "in" : "out", + usb_ep_type_string(usb_endpoint_type(epd)), + usb_endpoint_maxp(epd), epd->bInterval, interval, unit); + + return buf; +} + +static u32 get_bw_boundary(enum usb_device_speed speed) +{ + u32 boundary; + + switch (speed) { + case USB_SPEED_SUPER_PLUS: + boundary = SSP_BW_BOUNDARY; + break; + case USB_SPEED_SUPER: + boundary = SS_BW_BOUNDARY; + break; + default: + boundary = HS_BW_BOUNDARY; + break; + } + + return boundary; +} + /* -* get the index of bandwidth domains array which @ep belongs to. +* get the bandwidth domain which @ep belongs to. * * the bandwidth domain array is saved to @sch_array of struct xhci_hcd_mtk, * each HS root port is treated as a single bandwidth domain, @@ -49,9 +120,11 @@ static int is_fs_or_ls(enum usb_device_speed speed) * so the bandwidth domain array is organized as follow for simplification: * SSport0-OUT, SSport0-IN, ..., SSportX-OUT, SSportX-IN, HSport0, ..., HSportY */ -static int get_bw_index(struct xhci_hcd *xhci, struct usb_device *udev, - struct usb_host_endpoint *ep) +static struct mu3h_sch_bw_info * +get_bw_info(struct xhci_hcd_mtk *mtk, struct usb_device *udev, + struct usb_host_endpoint *ep) { + struct xhci_hcd *xhci = hcd_to_xhci(mtk->hcd); struct xhci_virt_device *virt_dev; int bw_index; @@ -67,7 +140,7 @@ static int get_bw_index(struct xhci_hcd *xhci, struct usb_device *udev, bw_index = virt_dev->real_port + xhci->usb3_rhub.num_ports - 1; } - return bw_index; + return &mtk->sch_array[bw_index]; } static u32 get_esit(struct xhci_ep_ctx *ep_ctx) @@ -85,7 +158,6 @@ static struct mu3h_sch_tt *find_tt(struct usb_device *udev) { struct usb_tt *utt = udev->tt; struct mu3h_sch_tt *tt, **tt_index, **ptt; - unsigned int port; bool allocated_index = false; if (!utt) @@ -107,10 +179,8 @@ static struct mu3h_sch_tt *find_tt(struct usb_device *udev) utt->hcpriv = tt_index; allocated_index = true; } - port = udev->ttport - 1; - ptt = &tt_index[port]; + ptt = &tt_index[udev->ttport - 1]; } else { - port = 0; ptt = (struct mu3h_sch_tt **) &utt->hcpriv; } @@ -125,8 +195,6 @@ static struct mu3h_sch_tt *find_tt(struct usb_device *udev) return ERR_PTR(-ENOMEM); } INIT_LIST_HEAD(&tt->ep_list); - tt->usb_tt = utt; - tt->tt_port = port; *ptt = tt; } @@ -200,14 +268,15 @@ static struct mu3h_sch_ep_info *create_sch_ep(struct usb_device *udev, sch_ep->sch_tt = tt; sch_ep->ep = ep; + sch_ep->speed = udev->speed; INIT_LIST_HEAD(&sch_ep->endpoint); INIT_LIST_HEAD(&sch_ep->tt_endpoint); return sch_ep; } -static void setup_sch_info(struct usb_device *udev, - struct xhci_ep_ctx *ep_ctx, struct mu3h_sch_ep_info *sch_ep) +static void setup_sch_info(struct xhci_ep_ctx *ep_ctx, + struct mu3h_sch_ep_info *sch_ep) { u32 ep_type; u32 maxpkt; @@ -234,7 +303,7 @@ static void setup_sch_info(struct usb_device *udev, sch_ep->burst_mode = 0; sch_ep->repeat = 0; - if (udev->speed == USB_SPEED_HIGH) { + if (sch_ep->speed == USB_SPEED_HIGH) { sch_ep->cs_count = 0; /* @@ -252,7 +321,7 @@ static void setup_sch_info(struct usb_device *udev, sch_ep->pkts = max_burst + 1; sch_ep->bw_cost_per_microframe = maxpkt * sch_ep->pkts; bwb_table[0] = sch_ep->bw_cost_per_microframe; - } else if (udev->speed >= USB_SPEED_SUPER) { + } else if (sch_ep->speed >= USB_SPEED_SUPER) { /* usb3_r1 spec section4.4.7 & 4.4.8 */ sch_ep->cs_count = 0; sch_ep->burst_mode = 1; @@ -297,7 +366,7 @@ static void setup_sch_info(struct usb_device *udev, /* last one <= bw_cost_per_microframe */ bwb_table[i] = remainder; } - } else if (is_fs_or_ls(udev->speed)) { + } else if (is_fs_or_ls(sch_ep->speed)) { sch_ep->pkts = 1; /* at most one packet for each microframe */ /* @@ -375,21 +444,42 @@ static void update_bus_bw(struct mu3h_sch_bw_info *sch_bw, sch_ep->bw_budget_table[j]; } } - sch_ep->allocated = used; } -static int check_sch_tt(struct usb_device *udev, - struct mu3h_sch_ep_info *sch_ep, u32 offset) +static int check_fs_bus_bw(struct mu3h_sch_ep_info *sch_ep, int offset) +{ + struct mu3h_sch_tt *tt = sch_ep->sch_tt; + u32 num_esit, tmp; + int base; + int i, j; + + num_esit = XHCI_MTK_MAX_ESIT / sch_ep->esit; + for (i = 0; i < num_esit; i++) { + base = offset + i * sch_ep->esit; + + /* + * Compared with hs bus, no matter what ep type, + * the hub will always delay one uframe to send data + */ + for (j = 0; j < sch_ep->cs_count; j++) { + tmp = tt->fs_bus_bw[base + j] + sch_ep->bw_cost_per_microframe; + if (tmp > FS_PAYLOAD_MAX) + return -ESCH_BW_OVERFLOW; + } + } + + return 0; +} + +static int check_sch_tt(struct mu3h_sch_ep_info *sch_ep, u32 offset) { struct mu3h_sch_tt *tt = sch_ep->sch_tt; u32 extra_cs_count; - u32 fs_budget_start; u32 start_ss, last_ss; u32 start_cs, last_cs; int i; start_ss = offset % 8; - fs_budget_start = (start_ss + 1) % 8; if (sch_ep->ep_type == ISOC_OUT_EP) { last_ss = start_ss + sch_ep->cs_count - 1; @@ -399,11 +489,11 @@ static int check_sch_tt(struct usb_device *udev, * must never schedule Start-Split in Y6 */ if (!(start_ss == 7 || last_ss < 6)) - return -ERANGE; + return -ESCH_SS_Y6; for (i = 0; i < sch_ep->cs_count; i++) - if (test_bit(offset + i, tt->split_bit_map)) - return -ERANGE; + if (test_bit(offset + i, tt->ss_bit_map)) + return -ESCH_SS_OVERLAP; } else { u32 cs_count = DIV_ROUND_UP(sch_ep->maxpkt, FS_PAYLOAD_MAX); @@ -413,28 +503,26 @@ static int check_sch_tt(struct usb_device *udev, * must never schedule Start-Split in Y6 */ if (start_ss == 6) - return -ERANGE; + return -ESCH_SS_Y6; /* one uframe for ss + one uframe for idle */ start_cs = (start_ss + 2) % 8; last_cs = start_cs + cs_count - 1; if (last_cs > 7) - return -ERANGE; + return -ESCH_CS_OVERFLOW; if (sch_ep->ep_type == ISOC_IN_EP) extra_cs_count = (last_cs == 7) ? 1 : 2; else /* ep_type : INTR IN / INTR OUT */ - extra_cs_count = (fs_budget_start == 6) ? 1 : 2; + extra_cs_count = 1; cs_count += extra_cs_count; if (cs_count > 7) cs_count = 7; /* HW limit */ - for (i = 0; i < cs_count + 2; i++) { - if (test_bit(offset + i, tt->split_bit_map)) - return -ERANGE; - } + if (test_bit(offset, tt->ss_bit_map)) + return -ESCH_SS_OVERLAP; sch_ep->cs_count = cs_count; /* one for ss, the other for idle */ @@ -448,41 +536,85 @@ static int check_sch_tt(struct usb_device *udev, sch_ep->num_budget_microframes = sch_ep->esit; } - return 0; + return check_fs_bus_bw(sch_ep, offset); } -static void update_sch_tt(struct usb_device *udev, - struct mu3h_sch_ep_info *sch_ep) +static void update_sch_tt(struct mu3h_sch_ep_info *sch_ep, bool used) { struct mu3h_sch_tt *tt = sch_ep->sch_tt; u32 base, num_esit; + int bw_updated; + int bits; int i, j; num_esit = XHCI_MTK_MAX_ESIT / sch_ep->esit; + bits = (sch_ep->ep_type == ISOC_OUT_EP) ? sch_ep->cs_count : 1; + + if (used) + bw_updated = sch_ep->bw_cost_per_microframe; + else + bw_updated = -sch_ep->bw_cost_per_microframe; + for (i = 0; i < num_esit; i++) { base = sch_ep->offset + i * sch_ep->esit; - for (j = 0; j < sch_ep->num_budget_microframes; j++) - set_bit(base + j, tt->split_bit_map); + + for (j = 0; j < bits; j++) { + if (used) + set_bit(base + j, tt->ss_bit_map); + else + clear_bit(base + j, tt->ss_bit_map); + } + + for (j = 0; j < sch_ep->cs_count; j++) + tt->fs_bus_bw[base + j] += bw_updated; } - list_add_tail(&sch_ep->tt_endpoint, &tt->ep_list); + if (used) + list_add_tail(&sch_ep->tt_endpoint, &tt->ep_list); + else + list_del(&sch_ep->tt_endpoint); } -static int check_sch_bw(struct usb_device *udev, - struct mu3h_sch_bw_info *sch_bw, struct mu3h_sch_ep_info *sch_ep) +static int load_ep_bw(struct mu3h_sch_bw_info *sch_bw, + struct mu3h_sch_ep_info *sch_ep, bool loaded) +{ + if (sch_ep->sch_tt) + update_sch_tt(sch_ep, loaded); + + /* update bus bandwidth info */ + update_bus_bw(sch_bw, sch_ep, loaded); + sch_ep->allocated = loaded; + + return 0; +} + +static u32 get_esit_boundary(struct mu3h_sch_ep_info *sch_ep) +{ + u32 boundary = sch_ep->esit; + + if (sch_ep->sch_tt) { /* LS/FS with TT */ + /* tune for CS */ + if (sch_ep->ep_type != ISOC_OUT_EP) + boundary++; + else if (boundary > 1) /* normally esit >= 8 for FS/LS */ + boundary--; + } + + return boundary; +} + +static int check_sch_bw(struct mu3h_sch_bw_info *sch_bw, + struct mu3h_sch_ep_info *sch_ep) { u32 offset; - u32 esit; u32 min_bw; u32 min_index; u32 worst_bw; u32 bw_boundary; + u32 esit_boundary; u32 min_num_budget; u32 min_cs_count; - bool tt_offset_ok = false; - int ret; - - esit = sch_ep->esit; + int ret = 0; /* * Search through all possible schedule microframes. @@ -492,16 +624,15 @@ static int check_sch_bw(struct usb_device *udev, min_index = 0; min_cs_count = sch_ep->cs_count; min_num_budget = sch_ep->num_budget_microframes; - for (offset = 0; offset < esit; offset++) { - if (is_fs_or_ls(udev->speed)) { - ret = check_sch_tt(udev, sch_ep, offset); + esit_boundary = get_esit_boundary(sch_ep); + for (offset = 0; offset < sch_ep->esit; offset++) { + if (sch_ep->sch_tt) { + ret = check_sch_tt(sch_ep, offset); if (ret) continue; - else - tt_offset_ok = true; } - if ((offset + sch_ep->num_budget_microframes) > sch_ep->esit) + if ((offset + sch_ep->num_budget_microframes) > esit_boundary) break; worst_bw = get_max_bw(sch_bw, sch_ep, offset); @@ -515,33 +646,16 @@ static int check_sch_bw(struct usb_device *udev, break; } - if (udev->speed == USB_SPEED_SUPER_PLUS) - bw_boundary = SSP_BW_BOUNDARY; - else if (udev->speed == USB_SPEED_SUPER) - bw_boundary = SS_BW_BOUNDARY; - else - bw_boundary = HS_BW_BOUNDARY; - + bw_boundary = get_bw_boundary(sch_ep->speed); /* check bandwidth */ if (min_bw > bw_boundary) - return -ERANGE; + return ret ? ret : -ESCH_BW_OVERFLOW; sch_ep->offset = min_index; sch_ep->cs_count = min_cs_count; sch_ep->num_budget_microframes = min_num_budget; - if (is_fs_or_ls(udev->speed)) { - /* all offset for tt is not ok*/ - if (!tt_offset_ok) - return -ERANGE; - - update_sch_tt(udev, sch_ep); - } - - /* update bus bandwidth info */ - update_bus_bw(sch_bw, sch_ep, 1); - - return 0; + return load_ep_bw(sch_bw, sch_ep, true); } static void destroy_sch_ep(struct usb_device *udev, @@ -549,14 +663,12 @@ static void destroy_sch_ep(struct usb_device *udev, { /* only release ep bw check passed by check_sch_bw() */ if (sch_ep->allocated) - update_bus_bw(sch_bw, sch_ep, 0); + load_ep_bw(sch_bw, sch_ep, false); + + if (sch_ep->sch_tt) + drop_tt(udev); list_del(&sch_ep->endpoint); - - if (sch_ep->sch_tt) { - list_del(&sch_ep->tt_endpoint); - drop_tt(udev); - } kfree(sch_ep); } @@ -606,44 +718,36 @@ int xhci_mtk_sch_init(struct xhci_hcd_mtk *mtk) return 0; } -EXPORT_SYMBOL_GPL(xhci_mtk_sch_init); void xhci_mtk_sch_exit(struct xhci_hcd_mtk *mtk) { kfree(mtk->sch_array); } -EXPORT_SYMBOL_GPL(xhci_mtk_sch_exit); -int xhci_mtk_add_ep_quirk(struct usb_hcd *hcd, struct usb_device *udev, - struct usb_host_endpoint *ep) +static int add_ep_quirk(struct usb_hcd *hcd, struct usb_device *udev, + struct usb_host_endpoint *ep) { struct xhci_hcd_mtk *mtk = hcd_to_mtk(hcd); - struct xhci_hcd *xhci; + struct xhci_hcd *xhci = hcd_to_xhci(hcd); struct xhci_ep_ctx *ep_ctx; - struct xhci_slot_ctx *slot_ctx; struct xhci_virt_device *virt_dev; struct mu3h_sch_ep_info *sch_ep; unsigned int ep_index; - xhci = hcd_to_xhci(hcd); virt_dev = xhci->devs[udev->slot_id]; ep_index = xhci_get_endpoint_index(&ep->desc); - slot_ctx = xhci_get_slot_ctx(xhci, virt_dev->in_ctx); ep_ctx = xhci_get_ep_ctx(xhci, virt_dev->in_ctx, ep_index); - xhci_dbg(xhci, "%s() type:%d, speed:%d, mpkt:%d, dir:%d, ep:%p\n", - __func__, usb_endpoint_type(&ep->desc), udev->speed, - usb_endpoint_maxp(&ep->desc), - usb_endpoint_dir_in(&ep->desc), ep); + xhci_dbg(xhci, "%s %s\n", __func__, decode_ep(ep, udev->speed)); - if (!need_bw_sch(ep, udev->speed, slot_ctx->tt_info & TT_SLOT)) { + if (!need_bw_sch(ep, udev->speed, !!virt_dev->tt_info)) { /* * set @bpkts to 1 if it is LS or FS periodic endpoint, and its * device does not connected through an external HS hub */ if (usb_endpoint_xfer_int(&ep->desc) || usb_endpoint_xfer_isoc(&ep->desc)) - ep_ctx->reserved[0] |= cpu_to_le32(EP_BPKTS(1)); + ep_ctx->reserved[0] = cpu_to_le32(EP_BPKTS(1)); return 0; } @@ -652,41 +756,30 @@ int xhci_mtk_add_ep_quirk(struct usb_hcd *hcd, struct usb_device *udev, if (IS_ERR_OR_NULL(sch_ep)) return -ENOMEM; - setup_sch_info(udev, ep_ctx, sch_ep); + setup_sch_info(ep_ctx, sch_ep); list_add_tail(&sch_ep->endpoint, &mtk->bw_ep_chk_list); return 0; } -EXPORT_SYMBOL_GPL(xhci_mtk_add_ep_quirk); -void xhci_mtk_drop_ep_quirk(struct usb_hcd *hcd, struct usb_device *udev, - struct usb_host_endpoint *ep) +static void drop_ep_quirk(struct usb_hcd *hcd, struct usb_device *udev, + struct usb_host_endpoint *ep) { struct xhci_hcd_mtk *mtk = hcd_to_mtk(hcd); - struct xhci_hcd *xhci; - struct xhci_slot_ctx *slot_ctx; + struct xhci_hcd *xhci = hcd_to_xhci(hcd); struct xhci_virt_device *virt_dev; - struct mu3h_sch_bw_info *sch_array; struct mu3h_sch_bw_info *sch_bw; struct mu3h_sch_ep_info *sch_ep, *tmp; - int bw_index; - xhci = hcd_to_xhci(hcd); virt_dev = xhci->devs[udev->slot_id]; - slot_ctx = xhci_get_slot_ctx(xhci, virt_dev->in_ctx); - sch_array = mtk->sch_array; - xhci_dbg(xhci, "%s() type:%d, speed:%d, mpks:%d, dir:%d, ep:%p\n", - __func__, usb_endpoint_type(&ep->desc), udev->speed, - usb_endpoint_maxp(&ep->desc), - usb_endpoint_dir_in(&ep->desc), ep); + xhci_dbg(xhci, "%s %s\n", __func__, decode_ep(ep, udev->speed)); - if (!need_bw_sch(ep, udev->speed, slot_ctx->tt_info & TT_SLOT)) + if (!need_bw_sch(ep, udev->speed, !!virt_dev->tt_info)) return; - bw_index = get_bw_index(xhci, udev, ep); - sch_bw = &sch_array[bw_index]; + sch_bw = get_bw_info(mtk, udev, ep); list_for_each_entry_safe(sch_ep, tmp, &sch_bw->bw_ep_list, endpoint) { if (sch_ep->ep == ep) { @@ -695,7 +788,6 @@ void xhci_mtk_drop_ep_quirk(struct usb_hcd *hcd, struct usb_device *udev, } } } -EXPORT_SYMBOL_GPL(xhci_mtk_drop_ep_quirk); int xhci_mtk_check_bandwidth(struct usb_hcd *hcd, struct usb_device *udev) { @@ -704,17 +796,17 @@ int xhci_mtk_check_bandwidth(struct usb_hcd *hcd, struct usb_device *udev) struct xhci_virt_device *virt_dev = xhci->devs[udev->slot_id]; struct mu3h_sch_bw_info *sch_bw; struct mu3h_sch_ep_info *sch_ep, *tmp; - int bw_index, ret; + int ret; xhci_dbg(xhci, "%s() udev %s\n", __func__, dev_name(&udev->dev)); list_for_each_entry(sch_ep, &mtk->bw_ep_chk_list, endpoint) { - bw_index = get_bw_index(xhci, udev, sch_ep->ep); - sch_bw = &mtk->sch_array[bw_index]; + sch_bw = get_bw_info(mtk, udev, sch_ep->ep); - ret = check_sch_bw(udev, sch_bw, sch_ep); + ret = check_sch_bw(sch_bw, sch_ep); if (ret) { - xhci_err(xhci, "Not enough bandwidth!\n"); + xhci_err(xhci, "Not enough bandwidth! (%s)\n", + sch_error_string(-ret)); return -ENOSPC; } } @@ -724,16 +816,14 @@ int xhci_mtk_check_bandwidth(struct usb_hcd *hcd, struct usb_device *udev) struct usb_host_endpoint *ep = sch_ep->ep; unsigned int ep_index = xhci_get_endpoint_index(&ep->desc); - bw_index = get_bw_index(xhci, udev, ep); - sch_bw = &mtk->sch_array[bw_index]; - + sch_bw = get_bw_info(mtk, udev, ep); list_move_tail(&sch_ep->endpoint, &sch_bw->bw_ep_list); ep_ctx = xhci_get_ep_ctx(xhci, virt_dev->in_ctx, ep_index); - ep_ctx->reserved[0] |= cpu_to_le32(EP_BPKTS(sch_ep->pkts) + ep_ctx->reserved[0] = cpu_to_le32(EP_BPKTS(sch_ep->pkts) | EP_BCSCOUNT(sch_ep->cs_count) | EP_BBM(sch_ep->burst_mode)); - ep_ctx->reserved[1] |= cpu_to_le32(EP_BOFFSET(sch_ep->offset) + ep_ctx->reserved[1] = cpu_to_le32(EP_BOFFSET(sch_ep->offset) | EP_BREPEAT(sch_ep->repeat)); xhci_dbg(xhci, " PKTS:%x, CSCOUNT:%x, BM:%x, OFFSET:%x, REPEAT:%x\n", @@ -743,7 +833,6 @@ int xhci_mtk_check_bandwidth(struct usb_hcd *hcd, struct usb_device *udev) return xhci_check_bandwidth(hcd, udev); } -EXPORT_SYMBOL_GPL(xhci_mtk_check_bandwidth); void xhci_mtk_reset_bandwidth(struct usb_hcd *hcd, struct usb_device *udev) { @@ -751,16 +840,41 @@ void xhci_mtk_reset_bandwidth(struct usb_hcd *hcd, struct usb_device *udev) struct xhci_hcd *xhci = hcd_to_xhci(hcd); struct mu3h_sch_bw_info *sch_bw; struct mu3h_sch_ep_info *sch_ep, *tmp; - int bw_index; xhci_dbg(xhci, "%s() udev %s\n", __func__, dev_name(&udev->dev)); list_for_each_entry_safe(sch_ep, tmp, &mtk->bw_ep_chk_list, endpoint) { - bw_index = get_bw_index(xhci, udev, sch_ep->ep); - sch_bw = &mtk->sch_array[bw_index]; + sch_bw = get_bw_info(mtk, udev, sch_ep->ep); destroy_sch_ep(udev, sch_bw, sch_ep); } xhci_reset_bandwidth(hcd, udev); } -EXPORT_SYMBOL_GPL(xhci_mtk_reset_bandwidth); + +int xhci_mtk_add_ep(struct usb_hcd *hcd, struct usb_device *udev, + struct usb_host_endpoint *ep) +{ + int ret; + + ret = xhci_add_endpoint(hcd, udev, ep); + if (ret) + return ret; + + if (ep->hcpriv) + ret = add_ep_quirk(hcd, udev, ep); + + return ret; +} + +int xhci_mtk_drop_ep(struct usb_hcd *hcd, struct usb_device *udev, + struct usb_host_endpoint *ep) +{ + int ret; + + ret = xhci_drop_endpoint(hcd, udev, ep); + if (ret) + return ret; + + drop_ep_quirk(hcd, udev, ep); + return 0; +} diff --git a/drivers/usb/host/xhci-mtk.c b/drivers/usb/host/xhci-mtk.c index fe010cc61f19..57bcfdfa0465 100644 --- a/drivers/usb/host/xhci-mtk.c +++ b/drivers/usb/host/xhci-mtk.c @@ -344,15 +344,6 @@ static void usb_wakeup_set(struct xhci_hcd_mtk *mtk, bool enable) usb_wakeup_ip_sleep_set(mtk, enable); } -static int xhci_mtk_setup(struct usb_hcd *hcd); -static const struct xhci_driver_overrides xhci_mtk_overrides __initconst = { - .reset = xhci_mtk_setup, - .check_bandwidth = xhci_mtk_check_bandwidth, - .reset_bandwidth = xhci_mtk_reset_bandwidth, -}; - -static struct hc_driver __read_mostly xhci_mtk_hc_driver; - static int xhci_mtk_ldos_enable(struct xhci_hcd_mtk *mtk) { int ret; @@ -424,6 +415,16 @@ static int xhci_mtk_setup(struct usb_hcd *hcd) return ret; } +static const struct xhci_driver_overrides xhci_mtk_overrides __initconst = { + .reset = xhci_mtk_setup, + .add_endpoint = xhci_mtk_add_ep, + .drop_endpoint = xhci_mtk_drop_ep, + .check_bandwidth = xhci_mtk_check_bandwidth, + .reset_bandwidth = xhci_mtk_reset_bandwidth, +}; + +static struct hc_driver __read_mostly xhci_mtk_hc_driver; + static int xhci_mtk_probe(struct platform_device *pdev) { struct device *dev = &pdev->dev; diff --git a/drivers/usb/host/xhci-mtk.h b/drivers/usb/host/xhci-mtk.h index cbb09dfea62e..621ec1a85009 100644 --- a/drivers/usb/host/xhci-mtk.h +++ b/drivers/usb/host/xhci-mtk.h @@ -20,16 +20,14 @@ #define XHCI_MTK_MAX_ESIT 64 /** - * @split_bit_map: used to avoid split microframes overlay + * @ss_bit_map: used to avoid start split microframes overlay + * @fs_bus_bw: array to keep track of bandwidth already used for FS * @ep_list: Endpoints using this TT - * @usb_tt: usb TT related - * @tt_port: TT port number */ struct mu3h_sch_tt { - DECLARE_BITMAP(split_bit_map, XHCI_MTK_MAX_ESIT); + DECLARE_BITMAP(ss_bit_map, XHCI_MTK_MAX_ESIT); + u32 fs_bus_bw[XHCI_MTK_MAX_ESIT]; struct list_head ep_list; - struct usb_tt *usb_tt; - int tt_port; }; /** @@ -86,7 +84,8 @@ struct mu3h_sch_ep_info { struct mu3h_sch_tt *sch_tt; u32 ep_type; u32 maxpkt; - void *ep; + struct usb_host_endpoint *ep; + enum usb_device_speed speed; bool allocated; /* * mtk xHCI scheduling information put into reserved DWs @@ -162,38 +161,13 @@ static inline struct xhci_hcd_mtk *hcd_to_mtk(struct usb_hcd *hcd) return dev_get_drvdata(hcd->self.controller); } -#if IS_ENABLED(CONFIG_USB_XHCI_MTK) int xhci_mtk_sch_init(struct xhci_hcd_mtk *mtk); void xhci_mtk_sch_exit(struct xhci_hcd_mtk *mtk); -int xhci_mtk_add_ep_quirk(struct usb_hcd *hcd, struct usb_device *udev, - struct usb_host_endpoint *ep); -void xhci_mtk_drop_ep_quirk(struct usb_hcd *hcd, struct usb_device *udev, - struct usb_host_endpoint *ep); +int xhci_mtk_add_ep(struct usb_hcd *hcd, struct usb_device *udev, + struct usb_host_endpoint *ep); +int xhci_mtk_drop_ep(struct usb_hcd *hcd, struct usb_device *udev, + struct usb_host_endpoint *ep); int xhci_mtk_check_bandwidth(struct usb_hcd *hcd, struct usb_device *udev); void xhci_mtk_reset_bandwidth(struct usb_hcd *hcd, struct usb_device *udev); -#else -static inline int xhci_mtk_add_ep_quirk(struct usb_hcd *hcd, - struct usb_device *udev, struct usb_host_endpoint *ep) -{ - return 0; -} - -static inline void xhci_mtk_drop_ep_quirk(struct usb_hcd *hcd, - struct usb_device *udev, struct usb_host_endpoint *ep) -{ -} - -static inline int xhci_mtk_check_bandwidth(struct usb_hcd *hcd, - struct usb_device *udev) -{ - return 0; -} - -static inline void xhci_mtk_reset_bandwidth(struct usb_hcd *hcd, - struct usb_device *udev) -{ -} -#endif - #endif /* _XHCI_MTK_H_ */ diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c index 84da8406d5b4..5bbccc9a0179 100644 --- a/drivers/usb/host/xhci-pci.c +++ b/drivers/usb/host/xhci-pci.c @@ -66,6 +66,7 @@ #define PCI_DEVICE_ID_ASMEDIA_1042A_XHCI 0x1142 #define PCI_DEVICE_ID_ASMEDIA_1142_XHCI 0x1242 #define PCI_DEVICE_ID_ASMEDIA_2142_XHCI 0x2142 +#define PCI_DEVICE_ID_ASMEDIA_3242_XHCI 0x3242 static const char hcd_name[] = "xhci_hcd"; @@ -276,11 +277,14 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci) pdev->device == PCI_DEVICE_ID_ASMEDIA_1042_XHCI) xhci->quirks |= XHCI_BROKEN_STREAMS; if (pdev->vendor == PCI_VENDOR_ID_ASMEDIA && - pdev->device == PCI_DEVICE_ID_ASMEDIA_1042A_XHCI) + pdev->device == PCI_DEVICE_ID_ASMEDIA_1042A_XHCI) { xhci->quirks |= XHCI_TRUST_TX_LENGTH; + xhci->quirks |= XHCI_NO_64BIT_SUPPORT; + } if (pdev->vendor == PCI_VENDOR_ID_ASMEDIA && (pdev->device == PCI_DEVICE_ID_ASMEDIA_1142_XHCI || - pdev->device == PCI_DEVICE_ID_ASMEDIA_2142_XHCI)) + pdev->device == PCI_DEVICE_ID_ASMEDIA_2142_XHCI || + pdev->device == PCI_DEVICE_ID_ASMEDIA_3242_XHCI)) xhci->quirks |= XHCI_NO_64BIT_SUPPORT; if (pdev->vendor == PCI_VENDOR_ID_ASMEDIA && @@ -295,6 +299,11 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci) pdev->device == 0x9026) xhci->quirks |= XHCI_RESET_PLL_ON_DISCONNECT; + if (pdev->vendor == PCI_VENDOR_ID_AMD && + (pdev->device == PCI_DEVICE_ID_AMD_PROMONTORYA_2 || + pdev->device == PCI_DEVICE_ID_AMD_PROMONTORYA_4)) + xhci->quirks |= XHCI_NO_SOFT_RETRY; + if (xhci->quirks & XHCI_RESET_ON_RESUME) xhci_dbg_trace(xhci, trace_xhci_dbg_quirks, "QUIRK: Resetting on resume"); diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c index 1870daf1b43b..73f137492df1 100644 --- a/drivers/usb/host/xhci-ring.c +++ b/drivers/usb/host/xhci-ring.c @@ -57,7 +57,6 @@ #include #include "xhci.h" #include "xhci-trace.h" -#include "xhci-mtk.h" static int queue_command(struct xhci_hcd *xhci, struct xhci_command *cmd, u32 field1, u32 field2, @@ -80,6 +79,7 @@ dma_addr_t xhci_trb_virt_to_dma(struct xhci_segment *seg, return 0; return seg->dma + (segment_offset * sizeof(*trb)); } +EXPORT_SYMBOL_GPL(xhci_trb_virt_to_dma); static bool trb_is_noop(union xhci_trb *trb) { @@ -312,6 +312,7 @@ void xhci_ring_cmd_db(struct xhci_hcd *xhci) /* Flush PCI posted writes */ readl(&xhci->dba->doorbell[0]); } +EXPORT_SYMBOL_GPL(xhci_ring_cmd_db); static bool xhci_mod_cmd_timer(struct xhci_hcd *xhci, unsigned long delay) { @@ -2484,7 +2485,8 @@ static int process_bulk_intr_td(struct xhci_hcd *xhci, struct xhci_td *td, remaining = 0; break; case COMP_USB_TRANSACTION_ERROR: - if ((ep_ring->err_count++ > MAX_SOFT_RETRY) || + if (xhci->quirks & XHCI_NO_SOFT_RETRY || + (ep_ring->err_count++ > MAX_SOFT_RETRY) || le32_to_cpu(slot_ctx->tt_info) & TT_SLOT) break; @@ -4362,6 +4364,7 @@ int xhci_queue_stop_endpoint(struct xhci_hcd *xhci, struct xhci_command *cmd, return queue_command(xhci, cmd, 0, 0, 0, trb_slot_id | trb_ep_index | type | trb_suspend, false); } +EXPORT_SYMBOL_GPL(xhci_queue_stop_endpoint); int xhci_queue_reset_ep(struct xhci_hcd *xhci, struct xhci_command *cmd, int slot_id, unsigned int ep_index, diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c index aa46fff091c6..fc1651d4c845 100644 --- a/drivers/usb/host/xhci.c +++ b/drivers/usb/host/xhci.c @@ -20,7 +20,6 @@ #include "xhci.h" #include "xhci-trace.h" -#include "xhci-mtk.h" #include "xhci-debugfs.h" #include "xhci-dbgcap.h" #include "xhci-plat.h" @@ -884,44 +883,42 @@ static void xhci_clear_command_ring(struct xhci_hcd *xhci) xhci_set_cmd_ring_deq(xhci); } -static void xhci_disable_port_wake_on_bits(struct xhci_hcd *xhci) +/* + * Disable port wake bits if do_wakeup is not set. + * + * Also clear a possible internal port wake state left hanging for ports that + * detected termination but never successfully enumerated (trained to 0U). + * Internal wake causes immediate xHCI wake after suspend. PORT_CSC write done + * at enumeration clears this wake, force one here as well for unconnected ports + */ + +static void xhci_disable_hub_port_wake(struct xhci_hcd *xhci, + struct xhci_hub *rhub, + bool do_wakeup) { - struct xhci_port **ports; - int port_index; unsigned long flags; u32 t1, t2, portsc; + int i; spin_lock_irqsave(&xhci->lock, flags); - /* disable usb3 ports Wake bits */ - port_index = xhci->usb3_rhub.num_ports; - ports = xhci->usb3_rhub.ports; - while (port_index--) { - t1 = readl(ports[port_index]->addr); - portsc = t1; - t1 = xhci_port_state_to_neutral(t1); - t2 = t1 & ~PORT_WAKE_BITS; - if (t1 != t2) { - writel(t2, ports[port_index]->addr); - xhci_dbg(xhci, "disable wake bits port %d-%d, portsc: 0x%x, write: 0x%x\n", - xhci->usb3_rhub.hcd->self.busnum, - port_index + 1, portsc, t2); - } - } + for (i = 0; i < rhub->num_ports; i++) { + portsc = readl(rhub->ports[i]->addr); + t1 = xhci_port_state_to_neutral(portsc); + t2 = t1; + + /* clear wake bits if do_wake is not set */ + if (!do_wakeup) + t2 &= ~PORT_WAKE_BITS; + + /* Don't touch csc bit if connected or connect change is set */ + if (!(portsc & (PORT_CSC | PORT_CONNECT))) + t2 |= PORT_CSC; - /* disable usb2 ports Wake bits */ - port_index = xhci->usb2_rhub.num_ports; - ports = xhci->usb2_rhub.ports; - while (port_index--) { - t1 = readl(ports[port_index]->addr); - portsc = t1; - t1 = xhci_port_state_to_neutral(t1); - t2 = t1 & ~PORT_WAKE_BITS; if (t1 != t2) { - writel(t2, ports[port_index]->addr); - xhci_dbg(xhci, "disable wake bits port %d-%d, portsc: 0x%x, write: 0x%x\n", - xhci->usb2_rhub.hcd->self.busnum, - port_index + 1, portsc, t2); + writel(t2, rhub->ports[i]->addr); + xhci_dbg(xhci, "config port %d-%d wake bits, portsc: 0x%x, write: 0x%x\n", + rhub->hcd->self.busnum, i + 1, portsc, t2); } } spin_unlock_irqrestore(&xhci->lock, flags); @@ -984,8 +981,8 @@ int xhci_suspend(struct xhci_hcd *xhci, bool do_wakeup) return -EINVAL; /* Clear root port wake on bits if wakeup not allowed. */ - if (!do_wakeup) - xhci_disable_port_wake_on_bits(xhci); + xhci_disable_hub_port_wake(xhci, &xhci->usb3_rhub, do_wakeup); + xhci_disable_hub_port_wake(xhci, &xhci->usb2_rhub, do_wakeup); if (!HCD_HW_ACCESSIBLE(hcd)) return 0; @@ -1089,6 +1086,7 @@ int xhci_resume(struct xhci_hcd *xhci, bool hibernated) struct usb_hcd *secondary_hcd; int retval = 0; bool comp_timer_running = false; + bool pending_portevent = false; if (!hcd->state) return 0; @@ -1227,13 +1225,22 @@ int xhci_resume(struct xhci_hcd *xhci, bool hibernated) done: if (retval == 0) { - /* Resume root hubs only when have pending events. */ - if (xhci_pending_portevent(xhci)) { + /* + * Resume roothubs only if there are pending events. + * USB 3 devices resend U3 LFPS wake after a 100ms delay if + * the first wake signalling failed, give it that chance. + */ + pending_portevent = xhci_pending_portevent(xhci); + if (!pending_portevent) { + msleep(120); + pending_portevent = xhci_pending_portevent(xhci); + } + + if (pending_portevent) { usb_hcd_resume_root_hub(xhci->shared_hcd); usb_hcd_resume_root_hub(hcd); } } - /* * If system is subject to the Quirk, Compliance Mode Timer needs to * be re-initialized Always after a system resume. Ports are subject @@ -1295,6 +1302,7 @@ unsigned int xhci_get_endpoint_index(struct usb_endpoint_descriptor *desc) (usb_endpoint_dir_in(desc) ? 1 : 0) - 1; return index; } +EXPORT_SYMBOL_GPL(xhci_get_endpoint_index); /* The reverse operation to xhci_get_endpoint_index. Calculate the USB endpoint * address from the XHCI endpoint index. @@ -1734,8 +1742,8 @@ err_giveback: * disabled, so there's no need for mutual exclusion to protect * the xhci->devs[slot_id] structure. */ -static int xhci_drop_endpoint(struct usb_hcd *hcd, struct usb_device *udev, - struct usb_host_endpoint *ep) +int xhci_drop_endpoint(struct usb_hcd *hcd, struct usb_device *udev, + struct usb_host_endpoint *ep) { struct xhci_hcd *xhci; struct xhci_container_ctx *in_ctx, *out_ctx; @@ -1795,9 +1803,6 @@ static int xhci_drop_endpoint(struct usb_hcd *hcd, struct usb_device *udev, xhci_endpoint_zero(xhci, xhci->devs[udev->slot_id], ep); - if (xhci->quirks & XHCI_MTK_HOST) - xhci_mtk_drop_ep_quirk(hcd, udev, ep); - xhci_dbg(xhci, "drop ep 0x%x, slot id %d, new drop flags = %#x, new add flags = %#x\n", (unsigned int) ep->desc.bEndpointAddress, udev->slot_id, @@ -1805,6 +1810,7 @@ static int xhci_drop_endpoint(struct usb_hcd *hcd, struct usb_device *udev, (unsigned int) new_add_flags); return 0; } +EXPORT_SYMBOL_GPL(xhci_drop_endpoint); /* Add an endpoint to a new possible bandwidth configuration for this device. * Only one call to this function is allowed per endpoint before @@ -1819,8 +1825,8 @@ static int xhci_drop_endpoint(struct usb_hcd *hcd, struct usb_device *udev, * configuration or alt setting is installed in the device, so there's no need * for mutual exclusion to protect the xhci->devs[slot_id] structure. */ -static int xhci_add_endpoint(struct usb_hcd *hcd, struct usb_device *udev, - struct usb_host_endpoint *ep) +int xhci_add_endpoint(struct usb_hcd *hcd, struct usb_device *udev, + struct usb_host_endpoint *ep) { struct xhci_hcd *xhci; struct xhci_container_ctx *in_ctx; @@ -1894,15 +1900,6 @@ static int xhci_add_endpoint(struct usb_hcd *hcd, struct usb_device *udev, return -ENOMEM; } - if (xhci->quirks & XHCI_MTK_HOST) { - ret = xhci_mtk_add_ep_quirk(hcd, udev, ep); - if (ret < 0) { - xhci_ring_free(xhci, virt_dev->eps[ep_index].new_ring); - virt_dev->eps[ep_index].new_ring = NULL; - return ret; - } - } - ctrl_ctx->add_flags |= cpu_to_le32(added_ctxs); new_add_flags = le32_to_cpu(ctrl_ctx->add_flags); @@ -1927,6 +1924,7 @@ static int xhci_add_endpoint(struct usb_hcd *hcd, struct usb_device *udev, (unsigned int) new_add_flags); return 0; } +EXPORT_SYMBOL_GPL(xhci_add_endpoint); static void xhci_zero_in_ctx(struct xhci_hcd *xhci, struct xhci_virt_device *virt_dev) { @@ -2968,6 +2966,7 @@ command_cleanup: return ret; } +EXPORT_SYMBOL_GPL(xhci_check_bandwidth); void xhci_reset_bandwidth(struct usb_hcd *hcd, struct usb_device *udev) { @@ -2992,6 +2991,7 @@ void xhci_reset_bandwidth(struct usb_hcd *hcd, struct usb_device *udev) } xhci_zero_in_ctx(xhci, virt_dev); } +EXPORT_SYMBOL_GPL(xhci_reset_bandwidth); static void xhci_setup_input_ctx_for_config_ep(struct xhci_hcd *xhci, struct xhci_container_ctx *in_ctx, @@ -5392,6 +5392,10 @@ void xhci_init_driver(struct hc_driver *drv, drv->reset = over->reset; if (over->start) drv->start = over->start; + if (over->add_endpoint) + drv->add_endpoint = over->add_endpoint; + if (over->drop_endpoint) + drv->drop_endpoint = over->drop_endpoint; if (over->check_bandwidth) drv->check_bandwidth = over->check_bandwidth; if (over->reset_bandwidth) diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h index 1bd9f1748b04..9d72017f5b93 100644 --- a/drivers/usb/host/xhci.h +++ b/drivers/usb/host/xhci.h @@ -17,6 +17,7 @@ #include #include #include +#include /* Code sharing between pci-quirks and xhci hcd */ #include "xhci-ext-caps.h" @@ -809,6 +810,9 @@ struct xhci_command { struct completion *completion; union xhci_trb *command_trb; struct list_head cmd_list; + + ANDROID_KABI_RESERVE(1); + ANDROID_KABI_RESERVE(2); }; /* drop context bitmasks */ @@ -1533,6 +1537,8 @@ struct xhci_segment { void *bounce_buf; unsigned int bounce_offs; unsigned int bounce_len; + + ANDROID_KABI_RESERVE(1); }; enum xhci_cancelled_td_status { @@ -1622,6 +1628,9 @@ struct xhci_ring { enum xhci_ring_type type; bool last_td_was_short; struct radix_tree_root *trb_address_map; + + ANDROID_KABI_RESERVE(1); + ANDROID_KABI_RESERVE(2); }; struct xhci_erst_entry { @@ -1639,6 +1648,8 @@ struct xhci_erst { dma_addr_t erst_dma_addr; /* Num entries the ERST can contain */ unsigned int erst_size; + + ANDROID_KABI_RESERVE(1); }; struct xhci_scratchpad { @@ -1887,6 +1898,7 @@ struct xhci_hcd { #define XHCI_SKIP_PHY_INIT BIT_ULL(37) #define XHCI_DISABLE_SPARSE BIT_ULL(38) #define XHCI_SG_TRB_CACHE_SIZE_QUIRK BIT_ULL(39) +#define XHCI_NO_SOFT_RETRY BIT_ULL(40) unsigned int num_active_eps; unsigned int limit_active_eps; @@ -1915,6 +1927,12 @@ struct xhci_hcd { struct list_head regset_list; void *dbc; + + ANDROID_KABI_RESERVE(1); + ANDROID_KABI_RESERVE(2); + ANDROID_KABI_RESERVE(3); + ANDROID_KABI_RESERVE(4); + /* platform-specific data -- must come last */ unsigned long priv[] __aligned(sizeof(s64)); }; @@ -1924,6 +1942,10 @@ struct xhci_driver_overrides { size_t extra_priv_size; int (*reset)(struct usb_hcd *hcd); int (*start)(struct usb_hcd *hcd); + int (*add_endpoint)(struct usb_hcd *hcd, struct usb_device *udev, + struct usb_host_endpoint *ep); + int (*drop_endpoint)(struct usb_hcd *hcd, struct usb_device *udev, + struct usb_host_endpoint *ep); int (*check_bandwidth)(struct usb_hcd *, struct usb_device *); void (*reset_bandwidth)(struct usb_hcd *, struct usb_device *); }; @@ -2076,6 +2098,10 @@ int xhci_gen_setup(struct usb_hcd *hcd, xhci_get_quirks_t get_quirks); void xhci_shutdown(struct usb_hcd *hcd); void xhci_init_driver(struct hc_driver *drv, const struct xhci_driver_overrides *over); +int xhci_add_endpoint(struct usb_hcd *hcd, struct usb_device *udev, + struct usb_host_endpoint *ep); +int xhci_drop_endpoint(struct usb_hcd *hcd, struct usb_device *udev, + struct usb_host_endpoint *ep); int xhci_check_bandwidth(struct usb_hcd *hcd, struct usb_device *udev); void xhci_reset_bandwidth(struct usb_hcd *hcd, struct usb_device *udev); int xhci_disable_slot(struct xhci_hcd *xhci, u32 slot_id); diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c index 849e0b770130..1cd87729ba60 100644 --- a/drivers/usb/musb/musb_core.c +++ b/drivers/usb/musb/musb_core.c @@ -2240,32 +2240,35 @@ int musb_queue_resume_work(struct musb *musb, { struct musb_pending_work *w; unsigned long flags; + bool is_suspended; int error; if (WARN_ON(!callback)) return -EINVAL; - if (pm_runtime_active(musb->controller)) - return callback(musb, data); - - w = devm_kzalloc(musb->controller, sizeof(*w), GFP_ATOMIC); - if (!w) - return -ENOMEM; - - w->callback = callback; - w->data = data; spin_lock_irqsave(&musb->list_lock, flags); - if (musb->is_runtime_suspended) { + is_suspended = musb->is_runtime_suspended; + + if (is_suspended) { + w = devm_kzalloc(musb->controller, sizeof(*w), GFP_ATOMIC); + if (!w) { + error = -ENOMEM; + goto out_unlock; + } + + w->callback = callback; + w->data = data; + list_add_tail(&w->node, &musb->pending_list); error = 0; - } else { - dev_err(musb->controller, "could not add resume work %p\n", - callback); - devm_kfree(musb->controller, w); - error = -EINPROGRESS; } + +out_unlock: spin_unlock_irqrestore(&musb->list_lock, flags); + if (!is_suspended) + error = callback(musb, data); + return error; } EXPORT_SYMBOL_GPL(musb_queue_resume_work); diff --git a/drivers/usb/renesas_usbhs/pipe.c b/drivers/usb/renesas_usbhs/pipe.c index e7334b7fb3a6..75fff2e4cbc6 100644 --- a/drivers/usb/renesas_usbhs/pipe.c +++ b/drivers/usb/renesas_usbhs/pipe.c @@ -746,6 +746,8 @@ struct usbhs_pipe *usbhs_pipe_malloc(struct usbhs_priv *priv, void usbhs_pipe_free(struct usbhs_pipe *pipe) { + usbhsp_pipe_select(pipe); + usbhsp_pipe_cfg_set(pipe, 0xFFFF, 0); usbhsp_put_pipe(pipe); } diff --git a/drivers/usb/serial/ch341.c b/drivers/usb/serial/ch341.c index 28deaaec581f..f26861246f65 100644 --- a/drivers/usb/serial/ch341.c +++ b/drivers/usb/serial/ch341.c @@ -86,6 +86,7 @@ static const struct usb_device_id id_table[] = { { USB_DEVICE(0x1a86, 0x7522) }, { USB_DEVICE(0x1a86, 0x7523) }, { USB_DEVICE(0x4348, 0x5523) }, + { USB_DEVICE(0x9986, 0x7523) }, { }, }; MODULE_DEVICE_TABLE(usb, id_table); diff --git a/drivers/usb/serial/cp210x.c b/drivers/usb/serial/cp210x.c index bf11f8689683..b5f4e584f3c9 100644 --- a/drivers/usb/serial/cp210x.c +++ b/drivers/usb/serial/cp210x.c @@ -149,6 +149,7 @@ static const struct usb_device_id id_table[] = { { USB_DEVICE(0x10C4, 0x8857) }, /* CEL EM357 ZigBee USB Stick */ { USB_DEVICE(0x10C4, 0x88A4) }, /* MMB Networks ZigBee USB Device */ { USB_DEVICE(0x10C4, 0x88A5) }, /* Planet Innovation Ingeni ZigBee USB Device */ + { USB_DEVICE(0x10C4, 0x88D8) }, /* Acuity Brands nLight Air Adapter */ { USB_DEVICE(0x10C4, 0x88FB) }, /* CESINEL MEDCAL STII Network Analyzer */ { USB_DEVICE(0x10C4, 0x8938) }, /* CESINEL MEDCAL S II Network Analyzer */ { USB_DEVICE(0x10C4, 0x8946) }, /* Ketra N1 Wireless Interface */ @@ -205,6 +206,8 @@ static const struct usb_device_id id_table[] = { { USB_DEVICE(0x1901, 0x0194) }, /* GE Healthcare Remote Alarm Box */ { USB_DEVICE(0x1901, 0x0195) }, /* GE B850/B650/B450 CP2104 DP UART interface */ { USB_DEVICE(0x1901, 0x0196) }, /* GE B850 CP2105 DP UART interface */ + { USB_DEVICE(0x1901, 0x0197) }, /* GE CS1000 Display serial interface */ + { USB_DEVICE(0x1901, 0x0198) }, /* GE CS1000 M.2 Key E serial interface */ { USB_DEVICE(0x199B, 0xBA30) }, /* LORD WSDA-200-USB */ { USB_DEVICE(0x19CF, 0x3000) }, /* Parrot NMEA GPS Flight Recorder */ { USB_DEVICE(0x1ADB, 0x0001) }, /* Schweitzer Engineering C662 Cable */ diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c index e0f4c3d9649c..56cd70ba201c 100644 --- a/drivers/usb/serial/ftdi_sio.c +++ b/drivers/usb/serial/ftdi_sio.c @@ -1386,8 +1386,9 @@ static int change_speed(struct tty_struct *tty, struct usb_serial_port *port) index_value = get_ftdi_divisor(tty, port); value = (u16)index_value; index = (u16)(index_value >> 16); - if ((priv->chip_type == FT2232C) || (priv->chip_type == FT2232H) || - (priv->chip_type == FT4232H) || (priv->chip_type == FT232H)) { + if (priv->chip_type == FT2232C || priv->chip_type == FT2232H || + priv->chip_type == FT4232H || priv->chip_type == FT232H || + priv->chip_type == FTX) { /* Probably the BM type needs the MSB of the encoded fractional * divider also moved like for the chips above. Any infos? */ index = (u16)((index << 8) | priv->interface); diff --git a/drivers/usb/serial/io_edgeport.c b/drivers/usb/serial/io_edgeport.c index ba5d8df69518..4b48ef4adbeb 100644 --- a/drivers/usb/serial/io_edgeport.c +++ b/drivers/usb/serial/io_edgeport.c @@ -3003,26 +3003,32 @@ static int edge_startup(struct usb_serial *serial) response = -ENODEV; } - usb_free_urb(edge_serial->interrupt_read_urb); - kfree(edge_serial->interrupt_in_buffer); - - usb_free_urb(edge_serial->read_urb); - kfree(edge_serial->bulk_in_buffer); - - kfree(edge_serial); - - return response; + goto error; } /* start interrupt read for this edgeport this interrupt will * continue as long as the edgeport is connected */ response = usb_submit_urb(edge_serial->interrupt_read_urb, GFP_KERNEL); - if (response) + if (response) { dev_err(ddev, "%s - Error %d submitting control urb\n", __func__, response); + + goto error; + } } return response; + +error: + usb_free_urb(edge_serial->interrupt_read_urb); + kfree(edge_serial->interrupt_in_buffer); + + usb_free_urb(edge_serial->read_urb); + kfree(edge_serial->bulk_in_buffer); + + kfree(edge_serial); + + return response; } diff --git a/drivers/usb/serial/mos7720.c b/drivers/usb/serial/mos7720.c index 5a5d2a95070e..b418a0d4adb8 100644 --- a/drivers/usb/serial/mos7720.c +++ b/drivers/usb/serial/mos7720.c @@ -1250,8 +1250,10 @@ static int mos7720_write(struct tty_struct *tty, struct usb_serial_port *port, if (urb->transfer_buffer == NULL) { urb->transfer_buffer = kmalloc(URB_TRANSFER_BUFFER_SIZE, GFP_ATOMIC); - if (!urb->transfer_buffer) + if (!urb->transfer_buffer) { + bytes_sent = -ENOMEM; goto exit; + } } transfer_size = min(count, URB_TRANSFER_BUFFER_SIZE); diff --git a/drivers/usb/serial/mos7840.c b/drivers/usb/serial/mos7840.c index 23f91d658cb4..30c25ef0dacd 100644 --- a/drivers/usb/serial/mos7840.c +++ b/drivers/usb/serial/mos7840.c @@ -883,8 +883,10 @@ static int mos7840_write(struct tty_struct *tty, struct usb_serial_port *port, if (urb->transfer_buffer == NULL) { urb->transfer_buffer = kmalloc(URB_TRANSFER_BUFFER_SIZE, GFP_ATOMIC); - if (!urb->transfer_buffer) + if (!urb->transfer_buffer) { + bytes_sent = -ENOMEM; goto exit; + } } transfer_size = min(count, URB_TRANSFER_BUFFER_SIZE); diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c index 2049e66f34a3..c6969ca72839 100644 --- a/drivers/usb/serial/option.c +++ b/drivers/usb/serial/option.c @@ -1569,7 +1569,8 @@ static const struct usb_device_id option_ids[] = { { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1272, 0xff, 0xff, 0xff) }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1273, 0xff, 0xff, 0xff) }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1274, 0xff, 0xff, 0xff) }, - { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1275, 0xff, 0xff, 0xff) }, + { USB_DEVICE(ZTE_VENDOR_ID, 0x1275), /* ZTE P685M */ + .driver_info = RSVD(3) | RSVD(4) }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1276, 0xff, 0xff, 0xff) }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1277, 0xff, 0xff, 0xff) }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x1278, 0xff, 0xff, 0xff) }, diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c index be8067017eaa..29dda60e3bcd 100644 --- a/drivers/usb/serial/pl2303.c +++ b/drivers/usb/serial/pl2303.c @@ -183,6 +183,7 @@ struct pl2303_type_data { speed_t max_baud_rate; unsigned long quirks; unsigned int no_autoxonxoff:1; + unsigned int no_divisors:1; }; struct pl2303_serial_private { @@ -209,6 +210,7 @@ static const struct pl2303_type_data pl2303_type_data[TYPE_COUNT] = { }, [TYPE_HXN] = { .max_baud_rate = 12000000, + .no_divisors = true, }, }; @@ -571,8 +573,12 @@ static void pl2303_encode_baud_rate(struct tty_struct *tty, baud = min_t(speed_t, baud, spriv->type->max_baud_rate); /* * Use direct method for supported baud rates, otherwise use divisors. + * Newer chip types do not support divisor encoding. */ - baud_sup = pl2303_get_supported_baud_rate(baud); + if (spriv->type->no_divisors) + baud_sup = baud; + else + baud_sup = pl2303_get_supported_baud_rate(baud); if (baud == baud_sup) baud = pl2303_encode_baud_rate_direct(buf, baud); diff --git a/drivers/usb/storage/transport.c b/drivers/usb/storage/transport.c index 238a8088e17f..7cc8813f5d8c 100644 --- a/drivers/usb/storage/transport.c +++ b/drivers/usb/storage/transport.c @@ -651,6 +651,13 @@ void usb_stor_invoke_transport(struct scsi_cmnd *srb, struct us_data *us) need_auto_sense = 1; } + /* Some devices (Kindle) require another command after SYNC CACHE */ + if ((us->fflags & US_FL_SENSE_AFTER_SYNC) && + srb->cmnd[0] == SYNCHRONIZE_CACHE) { + usb_stor_dbg(us, "-- sense after SYNC CACHE\n"); + need_auto_sense = 1; + } + /* * If we have a failure, we're going to do a REQUEST_SENSE * automatically. Note that we differentiate between a command diff --git a/drivers/usb/storage/unusual_devs.h b/drivers/usb/storage/unusual_devs.h index 5732e9691f08..efa972be2ee3 100644 --- a/drivers/usb/storage/unusual_devs.h +++ b/drivers/usb/storage/unusual_devs.h @@ -2211,6 +2211,18 @@ UNUSUAL_DEV( 0x1908, 0x3335, 0x0200, 0x0200, USB_SC_DEVICE, USB_PR_DEVICE, NULL, US_FL_NO_READ_DISC_INFO ), +/* + * Reported by Matthias Schwarzott + * The Amazon Kindle treats SYNCHRONIZE CACHE as an indication that + * the host may be finished with it, and automatically ejects its + * emulated media unless it receives another command within one second. + */ +UNUSUAL_DEV( 0x1949, 0x0004, 0x0000, 0x9999, + "Amazon", + "Kindle", + USB_SC_DEVICE, USB_PR_DEVICE, NULL, + US_FL_SENSE_AFTER_SYNC ), + /* * Reported by Oliver Neukum * This device morphes spontaneously into another device if the access diff --git a/drivers/usb/typec/stusb160x.c b/drivers/usb/typec/stusb160x.c index d21750bbbb44..6eaeba9b096e 100644 --- a/drivers/usb/typec/stusb160x.c +++ b/drivers/usb/typec/stusb160x.c @@ -682,8 +682,8 @@ static int stusb160x_probe(struct i2c_client *client) } fwnode = device_get_named_child_node(chip->dev, "connector"); - if (IS_ERR(fwnode)) - return PTR_ERR(fwnode); + if (!fwnode) + return -ENODEV; /* * When both VDD and VSYS power supplies are present, the low power diff --git a/drivers/usb/typec/tcpm/tcpci.c b/drivers/usb/typec/tcpm/tcpci.c index a27deb0b5f03..f337a6cf115e 100644 --- a/drivers/usb/typec/tcpm/tcpci.c +++ b/drivers/usb/typec/tcpm/tcpci.c @@ -15,6 +15,7 @@ #include #include #include +#include #include "tcpci.h" @@ -24,6 +25,11 @@ #define AUTO_DISCHARGE_PD_HEADROOM_MV 850 #define AUTO_DISCHARGE_PPS_HEADROOM_MV 1250 +#define tcpc_presenting_rd(reg, cc) \ + (!(TCPC_ROLE_CTRL_DRP & (reg)) && \ + (((reg) & (TCPC_ROLE_CTRL_## cc ##_MASK << TCPC_ROLE_CTRL_## cc ##_SHIFT)) == \ + (TCPC_ROLE_CTRL_CC_RD << TCPC_ROLE_CTRL_## cc ##_SHIFT))) + struct tcpci { struct device *dev; @@ -117,14 +123,17 @@ static int tcpci_start_toggling(struct tcpc_dev *tcpc, int ret; struct tcpci *tcpci = tcpc_to_tcpci(tcpc); unsigned int reg = TCPC_ROLE_CTRL_DRP; + int override_toggling = 0; if (port_type != TYPEC_PORT_DRP) return -EOPNOTSUPP; /* Handle vendor drp toggling */ if (tcpci->data->start_drp_toggling) { + trace_android_vh_typec_tcpci_override_toggling(tcpci, tcpci->data, + &override_toggling); ret = tcpci->data->start_drp_toggling(tcpci, tcpci->data, cc); - if (ret < 0) + if (ret < 0 || override_toggling) return ret; } @@ -178,19 +187,25 @@ static int tcpci_get_cc(struct tcpc_dev *tcpc, enum typec_cc_status *cc1, enum typec_cc_status *cc2) { struct tcpci *tcpci = tcpc_to_tcpci(tcpc); - unsigned int reg; + unsigned int reg, role_control; int ret; + ret = regmap_read(tcpci->regmap, TCPC_ROLE_CTRL, &role_control); + if (ret < 0) + return ret; + ret = regmap_read(tcpci->regmap, TCPC_CC_STATUS, ®); if (ret < 0) return ret; *cc1 = tcpci_to_typec_cc((reg >> TCPC_CC_STATUS_CC1_SHIFT) & TCPC_CC_STATUS_CC1_MASK, - reg & TCPC_CC_STATUS_TERM); + reg & TCPC_CC_STATUS_TERM || + tcpc_presenting_rd(role_control, CC1)); *cc2 = tcpci_to_typec_cc((reg >> TCPC_CC_STATUS_CC2_SHIFT) & TCPC_CC_STATUS_CC2_MASK, - reg & TCPC_CC_STATUS_TERM); + reg & TCPC_CC_STATUS_TERM || + tcpc_presenting_rd(role_control, CC2)); return 0; } @@ -402,7 +417,11 @@ static int tcpci_get_vbus(struct tcpc_dev *tcpc) { struct tcpci *tcpci = tcpc_to_tcpci(tcpc); unsigned int reg; - int ret; + int ret, vbus, bypass = 0; + + trace_android_rvh_typec_tcpci_get_vbus(tcpci, tcpci->data, &vbus, &bypass); + if (bypass) + return vbus; ret = regmap_read(tcpci->regmap, TCPC_POWER_STATUS, ®); if (ret < 0) @@ -411,6 +430,15 @@ static int tcpci_get_vbus(struct tcpc_dev *tcpc) return !!(reg & TCPC_POWER_STATUS_VBUS_PRES); } +static int tcpci_check_contaminant(struct tcpc_dev *tcpc) +{ + struct tcpci *tcpci = tcpc_to_tcpci(tcpc); + int ret = 0; + + trace_android_rvh_typec_tcpci_chk_contaminant(tcpci, tcpci->data, &ret); + return ret; +} + static bool tcpci_is_vbus_vsafe0v(struct tcpc_dev *tcpc) { struct tcpci *tcpci = tcpc_to_tcpci(tcpc); @@ -729,6 +757,7 @@ struct tcpci *tcpci_register_port(struct device *dev, struct tcpci_data *data) tcpci->tcpc.enable_frs = tcpci_enable_frs; tcpci->tcpc.frs_sourcing_vbus = tcpci_frs_sourcing_vbus; tcpci->tcpc.set_partner_usb_comm_capable = tcpci_set_partner_usb_comm_capable; + tcpci->tcpc.check_contaminant = tcpci_check_contaminant; if (tcpci->data->auto_discharge_disconnect) { tcpci->tcpc.enable_auto_vbus_discharge = tcpci_enable_auto_vbus_discharge; diff --git a/drivers/usb/typec/tcpm/tcpci.h b/drivers/usb/typec/tcpm/tcpci.h index 57b6e24e0a0c..2be7a77d400e 100644 --- a/drivers/usb/typec/tcpm/tcpci.h +++ b/drivers/usb/typec/tcpm/tcpci.h @@ -47,7 +47,10 @@ #define TCPC_TCPC_CTRL 0x19 #define TCPC_TCPC_CTRL_ORIENTATION BIT(0) +#define PLUG_ORNT_CC1 0 +#define PLUG_ORNT_CC2 1 #define TCPC_TCPC_CTRL_BIST_TM BIT(1) +#define TCPC_TCPC_CTRL_EN_LK4CONN_ALRT BIT(6) #define TCPC_EXTENDED_STATUS 0x20 #define TCPC_EXTENDED_STATUS_VSAFE0V BIT(0) @@ -74,21 +77,28 @@ #define TCPC_POWER_CTRL_VCONN_ENABLE BIT(0) #define TCPC_POWER_CTRL_BLEED_DISCHARGE BIT(3) #define TCPC_POWER_CTRL_AUTO_DISCHARGE BIT(4) +#define TCPC_DIS_VOLT_ALRM BIT(5) +#define TCPC_POWER_CTRL_VBUS_VOLT_MON BIT(6) #define TCPC_FAST_ROLE_SWAP_EN BIT(7) #define TCPC_CC_STATUS 0x1d #define TCPC_CC_STATUS_TOGGLING BIT(5) #define TCPC_CC_STATUS_TERM BIT(4) +#define TCPC_CC_STATUS_TERM_RP 0 +#define TCPC_CC_STATUS_TERM_RD 1 +#define TCPC_CC_STATE_SRC_OPEN 0 #define TCPC_CC_STATUS_CC2_SHIFT 2 #define TCPC_CC_STATUS_CC2_MASK 0x3 #define TCPC_CC_STATUS_CC1_SHIFT 0 #define TCPC_CC_STATUS_CC1_MASK 0x3 #define TCPC_POWER_STATUS 0x1e +#define TCPC_POWER_STATUS_DBG_ACC_CON BIT(7) #define TCPC_POWER_STATUS_UNINIT BIT(6) #define TCPC_POWER_STATUS_SOURCING_VBUS BIT(4) #define TCPC_POWER_STATUS_VBUS_DET BIT(3) #define TCPC_POWER_STATUS_VBUS_PRES BIT(2) +#define TCPC_POWER_STATUS_SINKING_VBUS BIT(0) #define TCPC_FAULT_STATUS 0x1f @@ -121,6 +131,10 @@ #define TCPC_RX_DETECT 0x2f #define TCPC_RX_DETECT_HARD_RESET BIT(5) #define TCPC_RX_DETECT_SOP BIT(0) +#define TCPC_RX_DETECT_SOP1 BIT(1) +#define TCPC_RX_DETECT_SOP2 BIT(2) +#define TCPC_RX_DETECT_DBG1 BIT(3) +#define TCPC_RX_DETECT_DBG2 BIT(4) #define TCPC_RX_BYTE_CNT 0x30 #define TCPC_RX_BUF_FRAME_TYPE 0x31 @@ -139,6 +153,8 @@ #define TCPC_TX_DATA 0x54 /* through 0x6f */ #define TCPC_VBUS_VOLTAGE 0x70 +#define TCPC_VBUS_VOLTAGE_MASK 0x3ff +#define TCPC_VBUS_VOLTAGE_LSB_MV 25 #define TCPC_VBUS_SINK_DISCONNECT_THRESH 0x72 #define TCPC_VBUS_SINK_DISCONNECT_THRESH_LSB_MV 25 #define TCPC_VBUS_SINK_DISCONNECT_THRESH_MAX 0x3ff diff --git a/drivers/usb/typec/tcpm/tcpm.c b/drivers/usb/typec/tcpm/tcpm.c index 13b34ae1b35b..454b56111a54 100644 --- a/drivers/usb/typec/tcpm/tcpm.c +++ b/drivers/usb/typec/tcpm/tcpm.c @@ -782,10 +782,8 @@ static enum typec_cc_status tcpm_rp_cc(struct tcpm_port *port) return TYPEC_CC_RP_DEF; } -static int tcpm_ams_finish(struct tcpm_port *port) +static void tcpm_ams_finish(struct tcpm_port *port) { - int ret = 0; - tcpm_log(port, "AMS %s finished", tcpm_ams_str[port->ams]); if (port->pd_capable && port->pwr_role == TYPEC_SOURCE) { @@ -799,8 +797,6 @@ static int tcpm_ams_finish(struct tcpm_port *port) port->in_ams = false; port->ams = NONE_AMS; - - return ret; } static int tcpm_pd_transmit(struct tcpm_port *port, @@ -966,6 +962,7 @@ static int tcpm_set_current_limit(struct tcpm_port *port, u32 max_ma, u32 mv) port->supply_voltage = mv; port->current_limit = max_ma; + power_supply_changed(port->psy); if (port->tcpc->set_current_limit) ret = port->tcpc->set_current_limit(port->tcpc, max_ma, mv); @@ -2952,6 +2949,7 @@ static int tcpm_pd_select_pdo(struct tcpm_port *port, int *sink_pdo, port->pps_data.supported = false; port->usb_type = POWER_SUPPLY_USB_TYPE_PD; + power_supply_changed(port->psy); /* * Select the source PDO providing the most power which has a @@ -2976,6 +2974,7 @@ static int tcpm_pd_select_pdo(struct tcpm_port *port, int *sink_pdo, port->pps_data.supported = true; port->usb_type = POWER_SUPPLY_USB_TYPE_PD_PPS; + power_supply_changed(port->psy); } continue; default: @@ -3133,6 +3132,7 @@ static unsigned int tcpm_pd_select_pps_apdo(struct tcpm_port *port) port->pps_data.out_volt)); port->pps_data.op_curr = min(port->pps_data.max_curr, port->pps_data.op_curr); + power_supply_changed(port->psy); } return src_pdo; @@ -3368,6 +3368,7 @@ static int tcpm_set_charge(struct tcpm_port *port, bool charge) return ret; } port->vbus_charge = charge; + power_supply_changed(port->psy); return 0; } @@ -3552,6 +3553,7 @@ static void tcpm_reset_port(struct tcpm_port *port) port->try_src_count = 0; port->try_snk_count = 0; port->usb_type = POWER_SUPPLY_USB_TYPE_C; + power_supply_changed(port->psy); port->nr_sink_caps = 0; port->sink_cap_done = false; if (port->tcpc->enable_frs) @@ -3687,8 +3689,8 @@ EXPORT_SYMBOL_GPL(tcpm_is_toggling); static void tcpm_check_send_discover(struct tcpm_port *port) { - if (port->data_role == TYPEC_HOST && port->send_discover && - port->pd_capable) + if ((port->data_role == TYPEC_HOST || port->negotiated_rev > PD_REV20) && + port->send_discover && port->pd_capable) tcpm_send_vdm(port, USB_SID_PD, CMD_DISCOVER_IDENT, NULL, 0); port->send_discover = false; } @@ -5278,7 +5280,7 @@ static void tcpm_enable_frs_work(struct kthread_work *work) goto unlock; /* Send when the state machine is idle */ - if (port->state != SNK_READY || port->vdm_state != VDM_STATE_DONE || port->send_discover) + if (port->state != SNK_READY || port->vdm_sm_running || port->send_discover) goto resched; port->upcoming_state = GET_SINK_CAP; @@ -6007,7 +6009,6 @@ static int tcpm_psy_get_prop(struct power_supply *psy, ret = -EINVAL; break; } - return ret; } @@ -6059,7 +6060,7 @@ static int tcpm_psy_set_prop(struct power_supply *psy, ret = -EINVAL; break; } - + power_supply_changed(port->psy); return ret; } @@ -6212,6 +6213,7 @@ struct tcpm_port *tcpm_register_port(struct device *dev, struct tcpc_dev *tcpc) err = devm_tcpm_psy_register(port); if (err) goto out_role_sw_put; + power_supply_changed(port->psy); port->typec_port = typec_register_port(port->dev, &port->typec_caps); if (IS_ERR(port->typec_port)) { diff --git a/drivers/usb/typec/tps6598x.c b/drivers/usb/typec/tps6598x.c index 3db33bb622c3..30bfc314b743 100644 --- a/drivers/usb/typec/tps6598x.c +++ b/drivers/usb/typec/tps6598x.c @@ -62,7 +62,6 @@ enum { struct tps6598x_rx_identity_reg { u8 status; struct usb_pd_identity identity; - u32 vdo[3]; } __packed; /* Standard Task return codes */ @@ -516,8 +515,8 @@ static int tps6598x_probe(struct i2c_client *client) return ret; fwnode = device_get_named_child_node(&client->dev, "connector"); - if (IS_ERR(fwnode)) - return PTR_ERR(fwnode); + if (!fwnode) + return -ENODEV; tps->role_sw = fwnode_usb_role_switch_get(fwnode); if (IS_ERR(tps->role_sw)) { diff --git a/drivers/usb/usbip/stub_dev.c b/drivers/usb/usbip/stub_dev.c index 2305d425e6c9..8f1de1fbbeed 100644 --- a/drivers/usb/usbip/stub_dev.c +++ b/drivers/usb/usbip/stub_dev.c @@ -46,6 +46,8 @@ static ssize_t usbip_sockfd_store(struct device *dev, struct device_attribute *a int sockfd = 0; struct socket *socket; int rv; + struct task_struct *tcp_rx = NULL; + struct task_struct *tcp_tx = NULL; if (!sdev) { dev_err(dev, "sdev is null\n"); @@ -69,23 +71,47 @@ static ssize_t usbip_sockfd_store(struct device *dev, struct device_attribute *a } socket = sockfd_lookup(sockfd, &err); - if (!socket) + if (!socket) { + dev_err(dev, "failed to lookup sock"); goto err; + } + if (socket->type != SOCK_STREAM) { + dev_err(dev, "Expecting SOCK_STREAM - found %d", + socket->type); + goto sock_err; + } + + /* unlock and create threads and get tasks */ + spin_unlock_irq(&sdev->ud.lock); + tcp_rx = kthread_create(stub_rx_loop, &sdev->ud, "stub_rx"); + if (IS_ERR(tcp_rx)) { + sockfd_put(socket); + return -EINVAL; + } + tcp_tx = kthread_create(stub_tx_loop, &sdev->ud, "stub_tx"); + if (IS_ERR(tcp_tx)) { + kthread_stop(tcp_rx); + sockfd_put(socket); + return -EINVAL; + } + + /* get task structs now */ + get_task_struct(tcp_rx); + get_task_struct(tcp_tx); + + /* lock and update sdev->ud state */ + spin_lock_irq(&sdev->ud.lock); sdev->ud.tcp_socket = socket; sdev->ud.sockfd = sockfd; - - spin_unlock_irq(&sdev->ud.lock); - - sdev->ud.tcp_rx = kthread_get_run(stub_rx_loop, &sdev->ud, - "stub_rx"); - sdev->ud.tcp_tx = kthread_get_run(stub_tx_loop, &sdev->ud, - "stub_tx"); - - spin_lock_irq(&sdev->ud.lock); + sdev->ud.tcp_rx = tcp_rx; + sdev->ud.tcp_tx = tcp_tx; sdev->ud.status = SDEV_ST_USED; spin_unlock_irq(&sdev->ud.lock); + wake_up_process(sdev->ud.tcp_rx); + wake_up_process(sdev->ud.tcp_tx); + } else { dev_info(dev, "stub down\n"); @@ -100,6 +126,8 @@ static ssize_t usbip_sockfd_store(struct device *dev, struct device_attribute *a return count; +sock_err: + sockfd_put(socket); err: spin_unlock_irq(&sdev->ud.lock); return -EINVAL; diff --git a/drivers/usb/usbip/vhci_sysfs.c b/drivers/usb/usbip/vhci_sysfs.c index be37aec250c2..e64ea314930b 100644 --- a/drivers/usb/usbip/vhci_sysfs.c +++ b/drivers/usb/usbip/vhci_sysfs.c @@ -312,6 +312,8 @@ static ssize_t attach_store(struct device *dev, struct device_attribute *attr, struct vhci *vhci; int err; unsigned long flags; + struct task_struct *tcp_rx = NULL; + struct task_struct *tcp_tx = NULL; /* * @rhport: port number of vhci_hcd @@ -349,12 +351,35 @@ static ssize_t attach_store(struct device *dev, struct device_attribute *attr, /* Extract socket from fd. */ socket = sockfd_lookup(sockfd, &err); - if (!socket) + if (!socket) { + dev_err(dev, "failed to lookup sock"); return -EINVAL; + } + if (socket->type != SOCK_STREAM) { + dev_err(dev, "Expecting SOCK_STREAM - found %d", + socket->type); + sockfd_put(socket); + return -EINVAL; + } - /* now need lock until setting vdev status as used */ + /* create threads before locking */ + tcp_rx = kthread_create(vhci_rx_loop, &vdev->ud, "vhci_rx"); + if (IS_ERR(tcp_rx)) { + sockfd_put(socket); + return -EINVAL; + } + tcp_tx = kthread_create(vhci_tx_loop, &vdev->ud, "vhci_tx"); + if (IS_ERR(tcp_tx)) { + kthread_stop(tcp_rx); + sockfd_put(socket); + return -EINVAL; + } - /* begin a lock */ + /* get task structs now */ + get_task_struct(tcp_rx); + get_task_struct(tcp_tx); + + /* now begin lock until setting vdev status set */ spin_lock_irqsave(&vhci->lock, flags); spin_lock(&vdev->ud.lock); @@ -364,6 +389,8 @@ static ssize_t attach_store(struct device *dev, struct device_attribute *attr, spin_unlock_irqrestore(&vhci->lock, flags); sockfd_put(socket); + kthread_stop_put(tcp_rx); + kthread_stop_put(tcp_tx); dev_err(dev, "port %d already used\n", rhport); /* @@ -382,14 +409,16 @@ static ssize_t attach_store(struct device *dev, struct device_attribute *attr, vdev->speed = speed; vdev->ud.sockfd = sockfd; vdev->ud.tcp_socket = socket; + vdev->ud.tcp_rx = tcp_rx; + vdev->ud.tcp_tx = tcp_tx; vdev->ud.status = VDEV_ST_NOTASSIGNED; spin_unlock(&vdev->ud.lock); spin_unlock_irqrestore(&vhci->lock, flags); /* end the lock */ - vdev->ud.tcp_rx = kthread_get_run(vhci_rx_loop, &vdev->ud, "vhci_rx"); - vdev->ud.tcp_tx = kthread_get_run(vhci_tx_loop, &vdev->ud, "vhci_tx"); + wake_up_process(vdev->ud.tcp_rx); + wake_up_process(vdev->ud.tcp_tx); rh_port_connect(vdev, speed); diff --git a/drivers/usb/usbip/vudc_sysfs.c b/drivers/usb/usbip/vudc_sysfs.c index 100f680c572a..7383a543c6d1 100644 --- a/drivers/usb/usbip/vudc_sysfs.c +++ b/drivers/usb/usbip/vudc_sysfs.c @@ -90,8 +90,9 @@ unlock: } static BIN_ATTR_RO(dev_desc, sizeof(struct usb_device_descriptor)); -static ssize_t usbip_sockfd_store(struct device *dev, struct device_attribute *attr, - const char *in, size_t count) +static ssize_t usbip_sockfd_store(struct device *dev, + struct device_attribute *attr, + const char *in, size_t count) { struct vudc *udc = (struct vudc *) dev_get_drvdata(dev); int rv; @@ -100,6 +101,8 @@ static ssize_t usbip_sockfd_store(struct device *dev, struct device_attribute *a struct socket *socket; unsigned long flags; int ret; + struct task_struct *tcp_rx = NULL; + struct task_struct *tcp_tx = NULL; rv = kstrtoint(in, 0, &sockfd); if (rv != 0) @@ -138,24 +141,54 @@ static ssize_t usbip_sockfd_store(struct device *dev, struct device_attribute *a goto unlock_ud; } - udc->ud.tcp_socket = socket; + if (socket->type != SOCK_STREAM) { + dev_err(dev, "Expecting SOCK_STREAM - found %d", + socket->type); + ret = -EINVAL; + goto sock_err; + } + /* unlock and create threads and get tasks */ spin_unlock_irq(&udc->ud.lock); spin_unlock_irqrestore(&udc->lock, flags); - udc->ud.tcp_rx = kthread_get_run(&v_rx_loop, - &udc->ud, "vudc_rx"); - udc->ud.tcp_tx = kthread_get_run(&v_tx_loop, - &udc->ud, "vudc_tx"); + tcp_rx = kthread_create(&v_rx_loop, &udc->ud, "vudc_rx"); + if (IS_ERR(tcp_rx)) { + sockfd_put(socket); + return -EINVAL; + } + tcp_tx = kthread_create(&v_tx_loop, &udc->ud, "vudc_tx"); + if (IS_ERR(tcp_tx)) { + kthread_stop(tcp_rx); + sockfd_put(socket); + return -EINVAL; + } + /* get task structs now */ + get_task_struct(tcp_rx); + get_task_struct(tcp_tx); + + /* lock and update udc->ud state */ spin_lock_irqsave(&udc->lock, flags); spin_lock_irq(&udc->ud.lock); + + udc->ud.tcp_socket = socket; + udc->ud.tcp_rx = tcp_rx; + udc->ud.tcp_tx = tcp_tx; udc->ud.status = SDEV_ST_USED; + spin_unlock_irq(&udc->ud.lock); ktime_get_ts64(&udc->start_time); v_start_timer(udc); udc->connected = 1; + + spin_unlock_irqrestore(&udc->lock, flags); + + wake_up_process(udc->ud.tcp_rx); + wake_up_process(udc->ud.tcp_tx); + return count; + } else { if (!udc->connected) { dev_err(dev, "Device not connected"); @@ -177,6 +210,8 @@ static ssize_t usbip_sockfd_store(struct device *dev, struct device_attribute *a return count; +sock_err: + sockfd_put(socket); unlock_ud: spin_unlock_irq(&udc->ud.lock); unlock: diff --git a/drivers/vdpa/mlx5/net/mlx5_vnet.c b/drivers/vdpa/mlx5/net/mlx5_vnet.c index c6529f7c3034..5a86ede36c1c 100644 --- a/drivers/vdpa/mlx5/net/mlx5_vnet.c +++ b/drivers/vdpa/mlx5/net/mlx5_vnet.c @@ -1805,7 +1805,7 @@ static void mlx5_vdpa_get_config(struct vdpa_device *vdev, unsigned int offset, struct mlx5_vdpa_dev *mvdev = to_mvdev(vdev); struct mlx5_vdpa_net *ndev = to_mlx5_vdpa_ndev(mvdev); - if (offset + len < sizeof(struct virtio_net_config)) + if (offset + len <= sizeof(struct virtio_net_config)) memcpy(buf, (u8 *)&ndev->config + offset, len); } diff --git a/drivers/vfio/Kconfig b/drivers/vfio/Kconfig index 5533df91b257..90c0525b1e0c 100644 --- a/drivers/vfio/Kconfig +++ b/drivers/vfio/Kconfig @@ -21,7 +21,7 @@ config VFIO_VIRQFD menuconfig VFIO tristate "VFIO Non-Privileged userspace driver framework" - depends on IOMMU_API + select IOMMU_API select VFIO_IOMMU_TYPE1 if (X86 || S390 || ARM || ARM64) help VFIO provides a framework for secure userspace device drivers. diff --git a/drivers/vfio/pci/vfio_pci_zdev.c b/drivers/vfio/pci/vfio_pci_zdev.c index 229685634031..1bb7edac5689 100644 --- a/drivers/vfio/pci/vfio_pci_zdev.c +++ b/drivers/vfio/pci/vfio_pci_zdev.c @@ -74,6 +74,8 @@ static int zpci_util_cap(struct zpci_dev *zdev, struct vfio_pci_device *vdev, int ret; cap = kmalloc(cap_size, GFP_KERNEL); + if (!cap) + return -ENOMEM; cap->header.id = VFIO_DEVICE_INFO_CAP_ZPCI_UTIL; cap->header.version = 1; @@ -98,6 +100,8 @@ static int zpci_pfip_cap(struct zpci_dev *zdev, struct vfio_pci_device *vdev, int ret; cap = kmalloc(cap_size, GFP_KERNEL); + if (!cap) + return -ENOMEM; cap->header.id = VFIO_DEVICE_INFO_CAP_ZPCI_PFIP; cap->header.version = 1; diff --git a/drivers/vfio/vfio_iommu_type1.c b/drivers/vfio/vfio_iommu_type1.c index 67e827638995..fbd438e9b9b0 100644 --- a/drivers/vfio/vfio_iommu_type1.c +++ b/drivers/vfio/vfio_iommu_type1.c @@ -24,6 +24,7 @@ #include #include #include +#include #include #include #include @@ -236,6 +237,18 @@ static void vfio_dma_populate_bitmap(struct vfio_dma *dma, size_t pgsize) } } +static void vfio_iommu_populate_bitmap_full(struct vfio_iommu *iommu) +{ + struct rb_node *n; + unsigned long pgshift = __ffs(iommu->pgsize_bitmap); + + for (n = rb_first(&iommu->dma_list); n; n = rb_next(n)) { + struct vfio_dma *dma = rb_entry(n, struct vfio_dma, node); + + bitmap_set(dma->bitmap, 0, dma->size >> pgshift); + } +} + static int vfio_dma_bitmap_alloc_all(struct vfio_iommu *iommu, size_t pgsize) { struct rb_node *n; @@ -419,9 +432,11 @@ static int follow_fault_pfn(struct vm_area_struct *vma, struct mm_struct *mm, unsigned long vaddr, unsigned long *pfn, bool write_fault) { + pte_t *ptep; + spinlock_t *ptl; int ret; - ret = follow_pfn(vma, vaddr, pfn); + ret = follow_pte(vma->vm_mm, vaddr, &ptep, &ptl); if (ret) { bool unlocked = false; @@ -435,9 +450,17 @@ static int follow_fault_pfn(struct vm_area_struct *vma, struct mm_struct *mm, if (ret) return ret; - ret = follow_pfn(vma, vaddr, pfn); + ret = follow_pte(vma->vm_mm, vaddr, &ptep, &ptl); + if (ret) + return ret; } + if (write_fault && !pte_write(*ptep)) + ret = -EFAULT; + else + *pfn = pte_pfn(*ptep); + + pte_unmap_unlock(ptep, ptl); return ret; } @@ -945,6 +968,7 @@ static long vfio_unmap_unpin(struct vfio_iommu *iommu, struct vfio_dma *dma, static void vfio_remove_dma(struct vfio_iommu *iommu, struct vfio_dma *dma) { + WARN_ON(!RB_EMPTY_ROOT(&dma->pfn_list)); vfio_unmap_unpin(iommu, dma, true); vfio_unlink_dma(iommu, dma); put_task_struct(dma->task); @@ -2238,23 +2262,6 @@ static void vfio_iommu_unmap_unpin_reaccount(struct vfio_iommu *iommu) } } -static void vfio_sanity_check_pfn_list(struct vfio_iommu *iommu) -{ - struct rb_node *n; - - n = rb_first(&iommu->dma_list); - for (; n; n = rb_next(n)) { - struct vfio_dma *dma; - - dma = rb_entry(n, struct vfio_dma, node); - - if (WARN_ON(!RB_EMPTY_ROOT(&dma->pfn_list))) - break; - } - /* mdev vendor driver must unregister notifier */ - WARN_ON(iommu->notifier.head); -} - /* * Called when a domain is removed in detach. It is possible that * the removed domain decided the iova aperture window. Modify the @@ -2354,10 +2361,10 @@ static void vfio_iommu_type1_detach_group(void *iommu_data, kfree(group); if (list_empty(&iommu->external_domain->group_list)) { - vfio_sanity_check_pfn_list(iommu); - - if (!IS_IOMMU_CAP_DOMAIN_IN_CONTAINER(iommu)) + if (!IS_IOMMU_CAP_DOMAIN_IN_CONTAINER(iommu)) { + WARN_ON(iommu->notifier.head); vfio_iommu_unmap_unpin_all(iommu); + } kfree(iommu->external_domain); iommu->external_domain = NULL; @@ -2391,10 +2398,12 @@ static void vfio_iommu_type1_detach_group(void *iommu_data, */ if (list_empty(&domain->group_list)) { if (list_is_singular(&iommu->domain_list)) { - if (!iommu->external_domain) + if (!iommu->external_domain) { + WARN_ON(iommu->notifier.head); vfio_iommu_unmap_unpin_all(iommu); - else + } else { vfio_iommu_unmap_unpin_reaccount(iommu); + } } iommu_domain_free(domain->domain); list_del(&domain->next); @@ -2415,8 +2424,11 @@ detach_group_done: * Removal of a group without dirty tracking may allow the iommu scope * to be promoted. */ - if (update_dirty_scope) + if (update_dirty_scope) { update_pinned_page_dirty_scope(iommu); + if (iommu->dirty_page_tracking) + vfio_iommu_populate_bitmap_full(iommu); + } mutex_unlock(&iommu->lock); } @@ -2475,7 +2487,6 @@ static void vfio_iommu_type1_release(void *iommu_data) if (iommu->external_domain) { vfio_release_domain(iommu->external_domain, true); - vfio_sanity_check_pfn_list(iommu); kfree(iommu->external_domain); } diff --git a/drivers/vhost/vdpa.c b/drivers/vhost/vdpa.c index 29ed4173f04e..fc5707ada024 100644 --- a/drivers/vhost/vdpa.c +++ b/drivers/vhost/vdpa.c @@ -312,8 +312,10 @@ static long vhost_vdpa_get_vring_num(struct vhost_vdpa *v, u16 __user *argp) static void vhost_vdpa_config_put(struct vhost_vdpa *v) { - if (v->config_ctx) + if (v->config_ctx) { eventfd_ctx_put(v->config_ctx); + v->config_ctx = NULL; + } } static long vhost_vdpa_set_config_call(struct vhost_vdpa *v, u32 __user *argp) @@ -333,8 +335,12 @@ static long vhost_vdpa_set_config_call(struct vhost_vdpa *v, u32 __user *argp) if (!IS_ERR_OR_NULL(ctx)) eventfd_ctx_put(ctx); - if (IS_ERR(v->config_ctx)) - return PTR_ERR(v->config_ctx); + if (IS_ERR(v->config_ctx)) { + long ret = PTR_ERR(v->config_ctx); + + v->config_ctx = NULL; + return ret; + } v->vdpa->config->set_config_cb(v->vdpa, &cb); @@ -904,14 +910,10 @@ err: static void vhost_vdpa_clean_irq(struct vhost_vdpa *v) { - struct vhost_virtqueue *vq; int i; - for (i = 0; i < v->nvqs; i++) { - vq = &v->vqs[i]; - if (vq->call_ctx.producer.irq) - irq_bypass_unregister_producer(&vq->call_ctx.producer); - } + for (i = 0; i < v->nvqs; i++) + vhost_vdpa_unsetup_vq_irq(v, i); } static int vhost_vdpa_release(struct inode *inode, struct file *filep) diff --git a/drivers/video/fbdev/Kconfig b/drivers/video/fbdev/Kconfig index cfb7f5612ef0..4f02db65dede 100644 --- a/drivers/video/fbdev/Kconfig +++ b/drivers/video/fbdev/Kconfig @@ -1269,6 +1269,7 @@ config FB_ATY select FB_CFB_IMAGEBLIT select FB_BACKLIGHT if FB_ATY_BACKLIGHT select FB_MACMODES if PPC + select FB_ATY_CT if SPARC64 && PCI help This driver supports graphics boards with the ATI Mach64 chips. Say Y if you have such a graphics board. @@ -1279,7 +1280,6 @@ config FB_ATY config FB_ATY_CT bool "Mach64 CT/VT/GT/LT (incl. 3D RAGE) support" depends on PCI && FB_ATY - default y if SPARC64 && PCI help Say Y here to support use of ATI's 64-bit Rage boards (or other boards based on the Mach64 CT, VT, GT, and LT chipsets) as a diff --git a/drivers/video/fbdev/udlfb.c b/drivers/video/fbdev/udlfb.c index f9b3c1cb9530..b9cdd02c1000 100644 --- a/drivers/video/fbdev/udlfb.c +++ b/drivers/video/fbdev/udlfb.c @@ -1017,6 +1017,7 @@ static void dlfb_ops_destroy(struct fb_info *info) } vfree(dlfb->backing_buffer); kfree(dlfb->edid); + dlfb_free_urb_list(dlfb); usb_put_dev(dlfb->udev); kfree(dlfb); diff --git a/drivers/virt/vboxguest/vboxguest_utils.c b/drivers/virt/vboxguest/vboxguest_utils.c index ea05af41ec69..8d195e3f8301 100644 --- a/drivers/virt/vboxguest/vboxguest_utils.c +++ b/drivers/virt/vboxguest/vboxguest_utils.c @@ -468,7 +468,7 @@ static int hgcm_cancel_call(struct vbg_dev *gdev, struct vmmdev_hgcm_call *call) * Cancellation fun. */ static int vbg_hgcm_do_call(struct vbg_dev *gdev, struct vmmdev_hgcm_call *call, - u32 timeout_ms, bool *leak_it) + u32 timeout_ms, bool interruptible, bool *leak_it) { int rc, cancel_rc, ret; long timeout; @@ -495,10 +495,15 @@ static int vbg_hgcm_do_call(struct vbg_dev *gdev, struct vmmdev_hgcm_call *call, else timeout = msecs_to_jiffies(timeout_ms); - timeout = wait_event_interruptible_timeout( - gdev->hgcm_wq, - hgcm_req_done(gdev, &call->header), - timeout); + if (interruptible) { + timeout = wait_event_interruptible_timeout(gdev->hgcm_wq, + hgcm_req_done(gdev, &call->header), + timeout); + } else { + timeout = wait_event_timeout(gdev->hgcm_wq, + hgcm_req_done(gdev, &call->header), + timeout); + } /* timeout > 0 means hgcm_req_done has returned true, so success */ if (timeout > 0) @@ -631,7 +636,8 @@ int vbg_hgcm_call(struct vbg_dev *gdev, u32 requestor, u32 client_id, hgcm_call_init_call(call, client_id, function, parms, parm_count, bounce_bufs); - ret = vbg_hgcm_do_call(gdev, call, timeout_ms, &leak_it); + ret = vbg_hgcm_do_call(gdev, call, timeout_ms, + requestor & VMMDEV_REQUESTOR_USERMODE, &leak_it); if (ret == 0) { *vbox_status = call->header.result; ret = hgcm_call_copy_back_result(call, parms, parm_count, diff --git a/drivers/virtio/virtio_balloon.c b/drivers/virtio/virtio_balloon.c index 481611c09dae..8985fc2cea86 100644 --- a/drivers/virtio/virtio_balloon.c +++ b/drivers/virtio/virtio_balloon.c @@ -1114,9 +1114,7 @@ static int virtballoon_validate(struct virtio_device *vdev) * page reporting as it could potentially change the contents * of our free pages. */ - if (!want_init_on_free() && - (IS_ENABLED(CONFIG_PAGE_POISONING_NO_SANITY) || - !page_poisoning_enabled())) + if (!want_init_on_free() && !page_poisoning_enabled_static()) __virtio_clear_bit(vdev, VIRTIO_BALLOON_F_PAGE_POISON); else if (!virtio_has_feature(vdev, VIRTIO_BALLOON_F_PAGE_POISON)) __virtio_clear_bit(vdev, VIRTIO_BALLOON_F_REPORTING); diff --git a/drivers/w1/slaves/w1_therm.c b/drivers/w1/slaves/w1_therm.c index cddf60b7309c..974d02bb3a45 100644 --- a/drivers/w1/slaves/w1_therm.c +++ b/drivers/w1/slaves/w1_therm.c @@ -667,28 +667,24 @@ static inline int w1_DS18B20_get_resolution(struct w1_slave *sl) */ static inline int w1_DS18B20_convert_temp(u8 rom[9]) { - int t; - u32 bv; + u16 bv; + s16 t; + + /* Signed 16-bit value to unsigned, cpu order */ + bv = le16_to_cpup((__le16 *)rom); /* Config register bit R2 = 1 - GX20MH01 in 13 or 14 bit resolution mode */ if (rom[4] & 0x80) { - /* Signed 16-bit value to unsigned, cpu order */ - bv = le16_to_cpup((__le16 *)rom); - /* Insert two temperature bits from config register */ /* Avoid arithmetic shift of signed value */ bv = (bv << 2) | (rom[4] & 3); - - t = (int) sign_extend32(bv, 17); /* Degrees, lowest bit is 2^-6 */ - return (t*1000)/64; /* Millidegrees */ + t = (s16) bv; /* Degrees, lowest bit is 2^-6 */ + return (int)t * 1000 / 64; /* Sign-extend to int; millidegrees */ } - - t = (int)le16_to_cpup((__le16 *)rom); - return t*1000/16; + t = (s16)bv; /* Degrees, lowest bit is 2^-4 */ + return (int)t * 1000 / 16; /* Sign-extend to int; millidegrees */ } - - /** * w1_DS18S20_convert_temp() - temperature computation for DS18S20 * @rom: data read from device RAM (8 data bytes + 1 CRC byte) diff --git a/drivers/watchdog/intel-mid_wdt.c b/drivers/watchdog/intel-mid_wdt.c index 1ae03b64ef8b..9b2173f765c8 100644 --- a/drivers/watchdog/intel-mid_wdt.c +++ b/drivers/watchdog/intel-mid_wdt.c @@ -154,6 +154,10 @@ static int mid_wdt_probe(struct platform_device *pdev) watchdog_set_nowayout(wdt_dev, WATCHDOG_NOWAYOUT); watchdog_set_drvdata(wdt_dev, mid); + mid->scu = devm_intel_scu_ipc_dev_get(dev); + if (!mid->scu) + return -EPROBE_DEFER; + ret = devm_request_irq(dev, pdata->irq, mid_wdt_irq, IRQF_SHARED | IRQF_NO_SUSPEND, "watchdog", wdt_dev); @@ -162,10 +166,6 @@ static int mid_wdt_probe(struct platform_device *pdev) return ret; } - mid->scu = devm_intel_scu_ipc_dev_get(dev); - if (!mid->scu) - return -EPROBE_DEFER; - /* * The firmware followed by U-Boot leaves the watchdog running * with the default threshold which may vary. When we get here diff --git a/drivers/watchdog/mei_wdt.c b/drivers/watchdog/mei_wdt.c index 5391bf3e6b11..c5967d8b4256 100644 --- a/drivers/watchdog/mei_wdt.c +++ b/drivers/watchdog/mei_wdt.c @@ -382,6 +382,7 @@ static int mei_wdt_register(struct mei_wdt *wdt) watchdog_set_drvdata(&wdt->wdd, wdt); watchdog_stop_on_reboot(&wdt->wdd); + watchdog_stop_on_unregister(&wdt->wdd); ret = watchdog_register_device(&wdt->wdd); if (ret) diff --git a/drivers/watchdog/qcom-wdt.c b/drivers/watchdog/qcom-wdt.c index cdf754233e53..bdab184215d2 100644 --- a/drivers/watchdog/qcom-wdt.c +++ b/drivers/watchdog/qcom-wdt.c @@ -22,7 +22,6 @@ enum wdt_reg { }; #define QCOM_WDT_ENABLE BIT(0) -#define QCOM_WDT_ENABLE_IRQ BIT(1) static const u32 reg_offset_data_apcs_tmr[] = { [WDT_RST] = 0x38, @@ -63,16 +62,6 @@ struct qcom_wdt *to_qcom_wdt(struct watchdog_device *wdd) return container_of(wdd, struct qcom_wdt, wdd); } -static inline int qcom_get_enable(struct watchdog_device *wdd) -{ - int enable = QCOM_WDT_ENABLE; - - if (wdd->pretimeout) - enable |= QCOM_WDT_ENABLE_IRQ; - - return enable; -} - static irqreturn_t qcom_wdt_isr(int irq, void *arg) { struct watchdog_device *wdd = arg; @@ -91,7 +80,7 @@ static int qcom_wdt_start(struct watchdog_device *wdd) writel(1, wdt_addr(wdt, WDT_RST)); writel(bark * wdt->rate, wdt_addr(wdt, WDT_BARK_TIME)); writel(wdd->timeout * wdt->rate, wdt_addr(wdt, WDT_BITE_TIME)); - writel(qcom_get_enable(wdd), wdt_addr(wdt, WDT_EN)); + writel(QCOM_WDT_ENABLE, wdt_addr(wdt, WDT_EN)); return 0; } diff --git a/drivers/xen/events/events_2l.c b/drivers/xen/events/events_2l.c index da87f3a1e351..b8f2f971c2f0 100644 --- a/drivers/xen/events/events_2l.c +++ b/drivers/xen/events/events_2l.c @@ -47,6 +47,11 @@ static unsigned evtchn_2l_max_channels(void) return EVTCHN_2L_NR_CHANNELS; } +static void evtchn_2l_remove(evtchn_port_t evtchn, unsigned int cpu) +{ + clear_bit(evtchn, BM(per_cpu(cpu_evtchn_mask, cpu))); +} + static void evtchn_2l_bind_to_cpu(evtchn_port_t evtchn, unsigned int cpu, unsigned int old_cpu) { @@ -72,12 +77,6 @@ static bool evtchn_2l_is_pending(evtchn_port_t port) return sync_test_bit(port, BM(&s->evtchn_pending[0])); } -static bool evtchn_2l_test_and_set_mask(evtchn_port_t port) -{ - struct shared_info *s = HYPERVISOR_shared_info; - return sync_test_and_set_bit(port, BM(&s->evtchn_mask[0])); -} - static void evtchn_2l_mask(evtchn_port_t port) { struct shared_info *s = HYPERVISOR_shared_info; @@ -355,18 +354,27 @@ static void evtchn_2l_resume(void) EVTCHN_2L_NR_CHANNELS/BITS_PER_EVTCHN_WORD); } +static int evtchn_2l_percpu_deinit(unsigned int cpu) +{ + memset(per_cpu(cpu_evtchn_mask, cpu), 0, sizeof(xen_ulong_t) * + EVTCHN_2L_NR_CHANNELS/BITS_PER_EVTCHN_WORD); + + return 0; +} + static const struct evtchn_ops evtchn_ops_2l = { .max_channels = evtchn_2l_max_channels, .nr_channels = evtchn_2l_max_channels, + .remove = evtchn_2l_remove, .bind_to_cpu = evtchn_2l_bind_to_cpu, .clear_pending = evtchn_2l_clear_pending, .set_pending = evtchn_2l_set_pending, .is_pending = evtchn_2l_is_pending, - .test_and_set_mask = evtchn_2l_test_and_set_mask, .mask = evtchn_2l_mask, .unmask = evtchn_2l_unmask, .handle_events = evtchn_2l_handle_events, .resume = evtchn_2l_resume, + .percpu_deinit = evtchn_2l_percpu_deinit, }; void __init xen_evtchn_2l_init(void) diff --git a/drivers/xen/events/events_base.c b/drivers/xen/events/events_base.c index bbebe248b726..7bd03f6e0422 100644 --- a/drivers/xen/events/events_base.c +++ b/drivers/xen/events/events_base.c @@ -96,13 +96,19 @@ struct irq_info { struct list_head eoi_list; short refcnt; short spurious_cnt; - enum xen_irq_type type; /* type */ + short type; /* type */ + u8 mask_reason; /* Why is event channel masked */ +#define EVT_MASK_REASON_EXPLICIT 0x01 +#define EVT_MASK_REASON_TEMPORARY 0x02 +#define EVT_MASK_REASON_EOI_PENDING 0x04 + u8 is_active; /* Is event just being handled? */ unsigned irq; evtchn_port_t evtchn; /* event channel */ unsigned short cpu; /* cpu bound */ unsigned short eoi_cpu; /* EOI must happen on this cpu-1 */ unsigned int irq_epoch; /* If eoi_cpu valid: irq_epoch of event */ u64 eoi_time; /* Time in jiffies when to EOI. */ + spinlock_t lock; union { unsigned short virq; @@ -151,6 +157,7 @@ static DEFINE_RWLOCK(evtchn_rwlock); * evtchn_rwlock * IRQ-desc lock * percpu eoi_list_lock + * irq_info->lock */ static LIST_HEAD(xen_irq_list_head); @@ -272,6 +279,8 @@ static int xen_irq_info_common_setup(struct irq_info *info, info->irq = irq; info->evtchn = evtchn; info->cpu = cpu; + info->mask_reason = EVT_MASK_REASON_EXPLICIT; + spin_lock_init(&info->lock); ret = set_evtchn_to_irq(evtchn, irq); if (ret < 0) @@ -338,6 +347,7 @@ static int xen_irq_info_pirq_setup(unsigned irq, static void xen_irq_info_cleanup(struct irq_info *info) { set_evtchn_to_irq(info->evtchn, -1); + xen_evtchn_port_remove(info->evtchn, info->cpu); info->evtchn = 0; } @@ -418,6 +428,34 @@ unsigned int cpu_from_evtchn(evtchn_port_t evtchn) return ret; } +static void do_mask(struct irq_info *info, u8 reason) +{ + unsigned long flags; + + spin_lock_irqsave(&info->lock, flags); + + if (!info->mask_reason) + mask_evtchn(info->evtchn); + + info->mask_reason |= reason; + + spin_unlock_irqrestore(&info->lock, flags); +} + +static void do_unmask(struct irq_info *info, u8 reason) +{ + unsigned long flags; + + spin_lock_irqsave(&info->lock, flags); + + info->mask_reason &= ~reason; + + if (!info->mask_reason) + unmask_evtchn(info->evtchn); + + spin_unlock_irqrestore(&info->lock, flags); +} + #ifdef CONFIG_X86 static bool pirq_check_eoi_map(unsigned irq) { @@ -545,7 +583,7 @@ static void xen_irq_lateeoi_locked(struct irq_info *info, bool spurious) } info->eoi_time = 0; - unmask_evtchn(evtchn); + do_unmask(info, EVT_MASK_REASON_EOI_PENDING); } static void xen_irq_lateeoi_worker(struct work_struct *work) @@ -714,6 +752,12 @@ static void xen_evtchn_close(evtchn_port_t port) BUG(); } +static void event_handler_exit(struct irq_info *info) +{ + smp_store_release(&info->is_active, 0); + clear_evtchn(info->evtchn); +} + static void pirq_query_unmask(int irq) { struct physdev_irq_status_query irq_status; @@ -732,7 +776,8 @@ static void pirq_query_unmask(int irq) static void eoi_pirq(struct irq_data *data) { - evtchn_port_t evtchn = evtchn_from_irq(data->irq); + struct irq_info *info = info_for_irq(data->irq); + evtchn_port_t evtchn = info ? info->evtchn : 0; struct physdev_eoi eoi = { .irq = pirq_from_irq(data->irq) }; int rc = 0; @@ -741,16 +786,15 @@ static void eoi_pirq(struct irq_data *data) if (unlikely(irqd_is_setaffinity_pending(data)) && likely(!irqd_irq_disabled(data))) { - int masked = test_and_set_mask(evtchn); + do_mask(info, EVT_MASK_REASON_TEMPORARY); - clear_evtchn(evtchn); + event_handler_exit(info); irq_move_masked_irq(data); - if (!masked) - unmask_evtchn(evtchn); + do_unmask(info, EVT_MASK_REASON_TEMPORARY); } else - clear_evtchn(evtchn); + event_handler_exit(info); if (pirq_needs_eoi(data->irq)) { rc = HYPERVISOR_physdev_op(PHYSDEVOP_eoi, &eoi); @@ -801,7 +845,8 @@ static unsigned int __startup_pirq(unsigned int irq) goto err; out: - unmask_evtchn(evtchn); + do_unmask(info, EVT_MASK_REASON_EXPLICIT); + eoi_pirq(irq_get_irq_data(irq)); return 0; @@ -828,7 +873,7 @@ static void shutdown_pirq(struct irq_data *data) if (!VALID_EVTCHN(evtchn)) return; - mask_evtchn(evtchn); + do_mask(info, EVT_MASK_REASON_EXPLICIT); xen_evtchn_close(evtchn); xen_irq_info_cleanup(info); } @@ -1565,6 +1610,8 @@ void handle_irq_for_port(evtchn_port_t port, struct evtchn_loop_ctrl *ctrl) } info = info_for_irq(irq); + if (xchg_acquire(&info->is_active, 1)) + return; if (ctrl->defer_eoi) { info->eoi_cpu = smp_processor_id(); @@ -1655,10 +1702,10 @@ void rebind_evtchn_irq(evtchn_port_t evtchn, int irq) } /* Rebind an evtchn so that it gets delivered to a specific cpu */ -static int xen_rebind_evtchn_to_cpu(evtchn_port_t evtchn, unsigned int tcpu) +static int xen_rebind_evtchn_to_cpu(struct irq_info *info, unsigned int tcpu) { struct evtchn_bind_vcpu bind_vcpu; - int masked; + evtchn_port_t evtchn = info ? info->evtchn : 0; if (!VALID_EVTCHN(evtchn)) return -1; @@ -1674,7 +1721,7 @@ static int xen_rebind_evtchn_to_cpu(evtchn_port_t evtchn, unsigned int tcpu) * Mask the event while changing the VCPU binding to prevent * it being delivered on an unexpected VCPU. */ - masked = test_and_set_mask(evtchn); + do_mask(info, EVT_MASK_REASON_TEMPORARY); /* * If this fails, it usually just indicates that we're dealing with a @@ -1684,8 +1731,7 @@ static int xen_rebind_evtchn_to_cpu(evtchn_port_t evtchn, unsigned int tcpu) if (HYPERVISOR_event_channel_op(EVTCHNOP_bind_vcpu, &bind_vcpu) >= 0) bind_evtchn_to_cpu(evtchn, tcpu); - if (!masked) - unmask_evtchn(evtchn); + do_unmask(info, EVT_MASK_REASON_TEMPORARY); return 0; } @@ -1694,7 +1740,7 @@ static int set_affinity_irq(struct irq_data *data, const struct cpumask *dest, bool force) { unsigned tcpu = cpumask_first_and(dest, cpu_online_mask); - int ret = xen_rebind_evtchn_to_cpu(evtchn_from_irq(data->irq), tcpu); + int ret = xen_rebind_evtchn_to_cpu(info_for_irq(data->irq), tcpu); if (!ret) irq_data_update_effective_affinity(data, cpumask_of(tcpu)); @@ -1713,39 +1759,41 @@ EXPORT_SYMBOL_GPL(xen_set_affinity_evtchn); static void enable_dynirq(struct irq_data *data) { - evtchn_port_t evtchn = evtchn_from_irq(data->irq); + struct irq_info *info = info_for_irq(data->irq); + evtchn_port_t evtchn = info ? info->evtchn : 0; if (VALID_EVTCHN(evtchn)) - unmask_evtchn(evtchn); + do_unmask(info, EVT_MASK_REASON_EXPLICIT); } static void disable_dynirq(struct irq_data *data) { - evtchn_port_t evtchn = evtchn_from_irq(data->irq); + struct irq_info *info = info_for_irq(data->irq); + evtchn_port_t evtchn = info ? info->evtchn : 0; if (VALID_EVTCHN(evtchn)) - mask_evtchn(evtchn); + do_mask(info, EVT_MASK_REASON_EXPLICIT); } static void ack_dynirq(struct irq_data *data) { - evtchn_port_t evtchn = evtchn_from_irq(data->irq); + struct irq_info *info = info_for_irq(data->irq); + evtchn_port_t evtchn = info ? info->evtchn : 0; if (!VALID_EVTCHN(evtchn)) return; if (unlikely(irqd_is_setaffinity_pending(data)) && likely(!irqd_irq_disabled(data))) { - int masked = test_and_set_mask(evtchn); + do_mask(info, EVT_MASK_REASON_TEMPORARY); - clear_evtchn(evtchn); + event_handler_exit(info); irq_move_masked_irq(data); - if (!masked) - unmask_evtchn(evtchn); + do_unmask(info, EVT_MASK_REASON_TEMPORARY); } else - clear_evtchn(evtchn); + event_handler_exit(info); } static void mask_ack_dynirq(struct irq_data *data) @@ -1754,18 +1802,39 @@ static void mask_ack_dynirq(struct irq_data *data) ack_dynirq(data); } +static void lateeoi_ack_dynirq(struct irq_data *data) +{ + struct irq_info *info = info_for_irq(data->irq); + evtchn_port_t evtchn = info ? info->evtchn : 0; + + if (VALID_EVTCHN(evtchn)) { + do_mask(info, EVT_MASK_REASON_EOI_PENDING); + event_handler_exit(info); + } +} + +static void lateeoi_mask_ack_dynirq(struct irq_data *data) +{ + struct irq_info *info = info_for_irq(data->irq); + evtchn_port_t evtchn = info ? info->evtchn : 0; + + if (VALID_EVTCHN(evtchn)) { + do_mask(info, EVT_MASK_REASON_EXPLICIT); + event_handler_exit(info); + } +} + static int retrigger_dynirq(struct irq_data *data) { - evtchn_port_t evtchn = evtchn_from_irq(data->irq); - int masked; + struct irq_info *info = info_for_irq(data->irq); + evtchn_port_t evtchn = info ? info->evtchn : 0; if (!VALID_EVTCHN(evtchn)) return 0; - masked = test_and_set_mask(evtchn); + do_mask(info, EVT_MASK_REASON_TEMPORARY); set_evtchn(evtchn); - if (!masked) - unmask_evtchn(evtchn); + do_unmask(info, EVT_MASK_REASON_TEMPORARY); return 1; } @@ -1862,10 +1931,11 @@ static void restore_cpu_ipis(unsigned int cpu) /* Clear an irq's pending state, in preparation for polling on it */ void xen_clear_irq_pending(int irq) { - evtchn_port_t evtchn = evtchn_from_irq(irq); + struct irq_info *info = info_for_irq(irq); + evtchn_port_t evtchn = info ? info->evtchn : 0; if (VALID_EVTCHN(evtchn)) - clear_evtchn(evtchn); + event_handler_exit(info); } EXPORT_SYMBOL(xen_clear_irq_pending); void xen_set_irq_pending(int irq) @@ -1973,8 +2043,8 @@ static struct irq_chip xen_lateeoi_chip __read_mostly = { .irq_mask = disable_dynirq, .irq_unmask = enable_dynirq, - .irq_ack = mask_ack_dynirq, - .irq_mask_ack = mask_ack_dynirq, + .irq_ack = lateeoi_ack_dynirq, + .irq_mask_ack = lateeoi_mask_ack_dynirq, .irq_set_affinity = set_affinity_irq, .irq_retrigger = retrigger_dynirq, diff --git a/drivers/xen/events/events_fifo.c b/drivers/xen/events/events_fifo.c index b234f1766810..ad9fe51d3fb3 100644 --- a/drivers/xen/events/events_fifo.c +++ b/drivers/xen/events/events_fifo.c @@ -209,12 +209,6 @@ static bool evtchn_fifo_is_pending(evtchn_port_t port) return sync_test_bit(EVTCHN_FIFO_BIT(PENDING, word), BM(word)); } -static bool evtchn_fifo_test_and_set_mask(evtchn_port_t port) -{ - event_word_t *word = event_word_from_port(port); - return sync_test_and_set_bit(EVTCHN_FIFO_BIT(MASKED, word), BM(word)); -} - static void evtchn_fifo_mask(evtchn_port_t port) { event_word_t *word = event_word_from_port(port); @@ -423,7 +417,6 @@ static const struct evtchn_ops evtchn_ops_fifo = { .clear_pending = evtchn_fifo_clear_pending, .set_pending = evtchn_fifo_set_pending, .is_pending = evtchn_fifo_is_pending, - .test_and_set_mask = evtchn_fifo_test_and_set_mask, .mask = evtchn_fifo_mask, .unmask = evtchn_fifo_unmask, .handle_events = evtchn_fifo_handle_events, diff --git a/drivers/xen/events/events_internal.h b/drivers/xen/events/events_internal.h index 0a97c0549db7..4d3398eff9cd 100644 --- a/drivers/xen/events/events_internal.h +++ b/drivers/xen/events/events_internal.h @@ -14,13 +14,13 @@ struct evtchn_ops { unsigned (*nr_channels)(void); int (*setup)(evtchn_port_t port); + void (*remove)(evtchn_port_t port, unsigned int cpu); void (*bind_to_cpu)(evtchn_port_t evtchn, unsigned int cpu, unsigned int old_cpu); void (*clear_pending)(evtchn_port_t port); void (*set_pending)(evtchn_port_t port); bool (*is_pending)(evtchn_port_t port); - bool (*test_and_set_mask)(evtchn_port_t port); void (*mask)(evtchn_port_t port); void (*unmask)(evtchn_port_t port); @@ -54,6 +54,13 @@ static inline int xen_evtchn_port_setup(evtchn_port_t evtchn) return 0; } +static inline void xen_evtchn_port_remove(evtchn_port_t evtchn, + unsigned int cpu) +{ + if (evtchn_ops->remove) + evtchn_ops->remove(evtchn, cpu); +} + static inline void xen_evtchn_port_bind_to_cpu(evtchn_port_t evtchn, unsigned int cpu, unsigned int old_cpu) @@ -76,11 +83,6 @@ static inline bool test_evtchn(evtchn_port_t port) return evtchn_ops->is_pending(port); } -static inline bool test_and_set_mask(evtchn_port_t port) -{ - return evtchn_ops->test_and_set_mask(port); -} - static inline void mask_evtchn(evtchn_port_t port) { return evtchn_ops->mask(port); diff --git a/fs/affs/namei.c b/fs/affs/namei.c index 41c5749f4db7..5400a876d73f 100644 --- a/fs/affs/namei.c +++ b/fs/affs/namei.c @@ -460,8 +460,10 @@ affs_xrename(struct inode *old_dir, struct dentry *old_dentry, return -EIO; bh_new = affs_bread(sb, d_inode(new_dentry)->i_ino); - if (!bh_new) + if (!bh_new) { + affs_brelse(bh_old); return -EIO; + } /* Remove old header from its parent directory. */ affs_lock_dir(old_dir); diff --git a/fs/afs/dir.c b/fs/afs/dir.c index 9068d5578a26..9dc6f4b1c417 100644 --- a/fs/afs/dir.c +++ b/fs/afs/dir.c @@ -69,7 +69,6 @@ const struct inode_operations afs_dir_inode_operations = { .permission = afs_permission, .getattr = afs_getattr, .setattr = afs_setattr, - .listxattr = afs_listxattr, }; const struct address_space_operations afs_dir_aops = { diff --git a/fs/afs/file.c b/fs/afs/file.c index 85f5adf21aa0..960b64268623 100644 --- a/fs/afs/file.c +++ b/fs/afs/file.c @@ -43,7 +43,6 @@ const struct inode_operations afs_file_inode_operations = { .getattr = afs_getattr, .setattr = afs_setattr, .permission = afs_permission, - .listxattr = afs_listxattr, }; const struct address_space_operations afs_fs_aops = { diff --git a/fs/afs/fs_operation.c b/fs/afs/fs_operation.c index 97cab12b0a6c..71c58723763d 100644 --- a/fs/afs/fs_operation.c +++ b/fs/afs/fs_operation.c @@ -181,10 +181,13 @@ void afs_wait_for_operation(struct afs_operation *op) if (test_bit(AFS_SERVER_FL_IS_YFS, &op->server->flags) && op->ops->issue_yfs_rpc) op->ops->issue_yfs_rpc(op); - else + else if (op->ops->issue_afs_rpc) op->ops->issue_afs_rpc(op); + else + op->ac.error = -ENOTSUPP; - op->error = afs_wait_for_call_to_complete(op->call, &op->ac); + if (op->call) + op->error = afs_wait_for_call_to_complete(op->call, &op->ac); } switch (op->error) { diff --git a/fs/afs/inode.c b/fs/afs/inode.c index b0d7b892090d..1d03eb1920ec 100644 --- a/fs/afs/inode.c +++ b/fs/afs/inode.c @@ -27,7 +27,6 @@ static const struct inode_operations afs_symlink_inode_operations = { .get_link = page_get_link, - .listxattr = afs_listxattr, }; static noinline void dump_vnode(struct afs_vnode *vnode, struct afs_vnode *parent_vnode) diff --git a/fs/afs/internal.h b/fs/afs/internal.h index 0d150a29e39e..525ef075fcd9 100644 --- a/fs/afs/internal.h +++ b/fs/afs/internal.h @@ -1508,7 +1508,6 @@ extern int afs_launder_page(struct page *); * xattr.c */ extern const struct xattr_handler *afs_xattr_handlers[]; -extern ssize_t afs_listxattr(struct dentry *, char *, size_t); /* * yfsclient.c diff --git a/fs/afs/mntpt.c b/fs/afs/mntpt.c index 052dab2f5c03..bbb2c210d139 100644 --- a/fs/afs/mntpt.c +++ b/fs/afs/mntpt.c @@ -32,7 +32,6 @@ const struct inode_operations afs_mntpt_inode_operations = { .lookup = afs_mntpt_lookup, .readlink = page_readlink, .getattr = afs_getattr, - .listxattr = afs_listxattr, }; const struct inode_operations afs_autocell_inode_operations = { diff --git a/fs/afs/xattr.c b/fs/afs/xattr.c index 6992918361b6..5da5e8aebb23 100644 --- a/fs/afs/xattr.c +++ b/fs/afs/xattr.c @@ -11,29 +11,6 @@ #include #include "internal.h" -static const char afs_xattr_list[] = - "afs.acl\0" - "afs.cell\0" - "afs.fid\0" - "afs.volume\0" - "afs.yfs.acl\0" - "afs.yfs.acl_inherited\0" - "afs.yfs.acl_num_cleaned\0" - "afs.yfs.vol_acl"; - -/* - * Retrieve a list of the supported xattrs. - */ -ssize_t afs_listxattr(struct dentry *dentry, char *buffer, size_t size) -{ - if (size == 0) - return sizeof(afs_xattr_list); - if (size < sizeof(afs_xattr_list)) - return -ERANGE; - memcpy(buffer, afs_xattr_list, sizeof(afs_xattr_list)); - return sizeof(afs_xattr_list); -} - /* * Deal with the result of a successful fetch ACL operation. */ @@ -230,6 +207,8 @@ static int afs_xattr_get_yfs(const struct xattr_handler *handler, else ret = -ERANGE; } + } else if (ret == -ENOTSUPP) { + ret = -ENODATA; } error_yacl: @@ -254,6 +233,7 @@ static int afs_xattr_set_yfs(const struct xattr_handler *handler, { struct afs_operation *op; struct afs_vnode *vnode = AFS_FS_I(inode); + int ret; if (flags == XATTR_CREATE || strcmp(name, "acl") != 0) @@ -268,7 +248,10 @@ static int afs_xattr_set_yfs(const struct xattr_handler *handler, return afs_put_operation(op); op->ops = &yfs_store_opaque_acl2_operation; - return afs_do_sync_operation(op); + ret = afs_do_sync_operation(op); + if (ret == -ENOTSUPP) + ret = -ENODATA; + return ret; } static const struct xattr_handler afs_xattr_yfs_handler = { diff --git a/fs/binfmt_misc.c b/fs/binfmt_misc.c index 3880a82da1dc..11b5bf241955 100644 --- a/fs/binfmt_misc.c +++ b/fs/binfmt_misc.c @@ -647,12 +647,24 @@ static ssize_t bm_register_write(struct file *file, const char __user *buffer, struct super_block *sb = file_inode(file)->i_sb; struct dentry *root = sb->s_root, *dentry; int err = 0; + struct file *f = NULL; e = create_entry(buffer, count); if (IS_ERR(e)) return PTR_ERR(e); + if (e->flags & MISC_FMT_OPEN_FILE) { + f = open_exec(e->interpreter); + if (IS_ERR(f)) { + pr_notice("register: failed to install interpreter file %s\n", + e->interpreter); + kfree(e); + return PTR_ERR(f); + } + e->interp_file = f; + } + inode_lock(d_inode(root)); dentry = lookup_one_len(e->name, root, strlen(e->name)); err = PTR_ERR(dentry); @@ -676,21 +688,6 @@ static ssize_t bm_register_write(struct file *file, const char __user *buffer, goto out2; } - if (e->flags & MISC_FMT_OPEN_FILE) { - struct file *f; - - f = open_exec(e->interpreter); - if (IS_ERR(f)) { - err = PTR_ERR(f); - pr_notice("register: failed to install interpreter file %s\n", e->interpreter); - simple_release_fs(&bm_mnt, &entry_count); - iput(inode); - inode = NULL; - goto out2; - } - e->interp_file = f; - } - e->dentry = dget(dentry); inode->i_private = e; inode->i_fop = &bm_entry_operations; @@ -707,6 +704,8 @@ out: inode_unlock(d_inode(root)); if (err) { + if (f) + filp_close(f, NULL); kfree(e); return err; } diff --git a/fs/block_dev.c b/fs/block_dev.c index ff6d1fa3e5d3..d329b02ea629 100644 --- a/fs/block_dev.c +++ b/fs/block_dev.c @@ -123,12 +123,21 @@ int truncate_bdev_range(struct block_device *bdev, fmode_t mode, err = bd_prepare_to_claim(bdev, claimed_bdev, truncate_bdev_range); if (err) - return err; + goto invalidate; } truncate_inode_pages_range(bdev->bd_inode->i_mapping, lstart, lend); if (claimed_bdev) bd_abort_claiming(bdev, claimed_bdev, truncate_bdev_range); return 0; + +invalidate: + /* + * Someone else has handle exclusively open. Try invalidating instead. + * The 'end' argument is inclusive so the rounding is safe. + */ + return invalidate_inode_pages2_range(bdev->bd_inode->i_mapping, + lstart >> PAGE_SHIFT, + lend >> PAGE_SHIFT); } EXPORT_SYMBOL(truncate_bdev_range); diff --git a/fs/btrfs/backref.c b/fs/btrfs/backref.c index 553b4f6ec863..6e447bdaf9ec 100644 --- a/fs/btrfs/backref.c +++ b/fs/btrfs/backref.c @@ -2548,13 +2548,6 @@ void btrfs_backref_cleanup_node(struct btrfs_backref_cache *cache, list_del(&edge->list[UPPER]); btrfs_backref_free_edge(cache, edge); - if (RB_EMPTY_NODE(&upper->rb_node)) { - BUG_ON(!list_empty(&node->upper)); - btrfs_backref_drop_node(cache, node); - node = upper; - node->lowest = 1; - continue; - } /* * Add the node to leaf node list if no other child block * cached. @@ -2631,7 +2624,7 @@ static int handle_direct_tree_backref(struct btrfs_backref_cache *cache, /* Only reloc backref cache cares about a specific root */ if (cache->is_reloc) { root = find_reloc_root(cache->fs_info, cur->bytenr); - if (WARN_ON(!root)) + if (!root) return -ENOENT; cur->root = root; } else { diff --git a/fs/btrfs/backref.h b/fs/btrfs/backref.h index ff705cc564a9..17abde7f794c 100644 --- a/fs/btrfs/backref.h +++ b/fs/btrfs/backref.h @@ -296,6 +296,9 @@ static inline void btrfs_backref_free_node(struct btrfs_backref_cache *cache, struct btrfs_backref_node *node) { if (node) { + ASSERT(list_empty(&node->list)); + ASSERT(list_empty(&node->lower)); + ASSERT(node->eb == NULL); cache->nr_nodes--; btrfs_put_root(node->root); kfree(node); @@ -340,11 +343,11 @@ static inline void btrfs_backref_drop_node_buffer( static inline void btrfs_backref_drop_node(struct btrfs_backref_cache *tree, struct btrfs_backref_node *node) { - BUG_ON(!list_empty(&node->upper)); + ASSERT(list_empty(&node->upper)); btrfs_backref_drop_node_buffer(node); - list_del(&node->list); - list_del(&node->lower); + list_del_init(&node->list); + list_del_init(&node->lower); if (!RB_EMPTY_NODE(&node->rb_node)) rb_erase(&node->rb_node, &tree->rb_root); btrfs_backref_free_node(tree, node); diff --git a/fs/btrfs/block-group.c b/fs/btrfs/block-group.c index a2111eab614f..c99e293b50f5 100644 --- a/fs/btrfs/block-group.c +++ b/fs/btrfs/block-group.c @@ -1229,6 +1229,11 @@ static int inc_block_group_ro(struct btrfs_block_group *cache, int force) spin_lock(&sinfo->lock); spin_lock(&cache->lock); + if (cache->swap_extents) { + ret = -ETXTBSY; + goto out; + } + if (cache->ro) { cache->ro++; ret = 0; @@ -1450,9 +1455,7 @@ void btrfs_delete_unused_bgs(struct btrfs_fs_info *fs_info) btrfs_space_info_update_bytes_pinned(fs_info, space_info, -block_group->pinned); space_info->bytes_readonly += block_group->pinned; - percpu_counter_add_batch(&space_info->total_bytes_pinned, - -block_group->pinned, - BTRFS_TOTAL_BYTES_PINNED_BATCH); + __btrfs_mod_total_bytes_pinned(space_info, -block_group->pinned); block_group->pinned = 0; spin_unlock(&block_group->lock); @@ -2276,7 +2279,7 @@ again: } ret = inc_block_group_ro(cache, 0); - if (!do_chunk_alloc) + if (!do_chunk_alloc || ret == -ETXTBSY) goto unlock_out; if (!ret) goto out; @@ -2285,6 +2288,8 @@ again: if (ret < 0) goto out; ret = inc_block_group_ro(cache, 0); + if (ret == -ETXTBSY) + goto unlock_out; out: if (cache->flags & BTRFS_BLOCK_GROUP_SYSTEM) { alloc_flags = btrfs_get_alloc_profile(fs_info, cache->flags); @@ -2582,8 +2587,10 @@ again: if (!path) { path = btrfs_alloc_path(); - if (!path) - return -ENOMEM; + if (!path) { + ret = -ENOMEM; + goto out; + } } /* @@ -2677,16 +2684,14 @@ again: btrfs_put_block_group(cache); if (drop_reserve) btrfs_delayed_refs_rsv_release(fs_info, 1); - - if (ret) - break; - /* * Avoid blocking other tasks for too long. It might even save * us from writing caches for block groups that are going to be * removed. */ mutex_unlock(&trans->transaction->cache_write_mutex); + if (ret) + goto out; mutex_lock(&trans->transaction->cache_write_mutex); } mutex_unlock(&trans->transaction->cache_write_mutex); @@ -2710,7 +2715,12 @@ again: goto again; } spin_unlock(&cur_trans->dirty_bgs_lock); - } else if (ret < 0) { + } +out: + if (ret < 0) { + spin_lock(&cur_trans->dirty_bgs_lock); + list_splice_init(&dirty, &cur_trans->dirty_bgs); + spin_unlock(&cur_trans->dirty_bgs_lock); btrfs_cleanup_dirty_bgs(cur_trans, fs_info); } @@ -2914,10 +2924,8 @@ int btrfs_update_block_group(struct btrfs_trans_handle *trans, spin_unlock(&cache->lock); spin_unlock(&cache->space_info->lock); - percpu_counter_add_batch( - &cache->space_info->total_bytes_pinned, - num_bytes, - BTRFS_TOTAL_BYTES_PINNED_BATCH); + __btrfs_mod_total_bytes_pinned(cache->space_info, + num_bytes); set_extent_dirty(&trans->transaction->pinned_extents, bytenr, bytenr + num_bytes - 1, GFP_NOFS | __GFP_NOFAIL); @@ -3362,6 +3370,7 @@ int btrfs_free_block_groups(struct btrfs_fs_info *info) ASSERT(list_empty(&block_group->io_list)); ASSERT(list_empty(&block_group->bg_list)); ASSERT(refcount_read(&block_group->refs) == 1); + ASSERT(block_group->swap_extents == 0); btrfs_put_block_group(block_group); spin_lock(&info->block_group_cache_lock); @@ -3428,3 +3437,26 @@ void btrfs_unfreeze_block_group(struct btrfs_block_group *block_group) __btrfs_remove_free_space_cache(block_group->free_space_ctl); } } + +bool btrfs_inc_block_group_swap_extents(struct btrfs_block_group *bg) +{ + bool ret = true; + + spin_lock(&bg->lock); + if (bg->ro) + ret = false; + else + bg->swap_extents++; + spin_unlock(&bg->lock); + + return ret; +} + +void btrfs_dec_block_group_swap_extents(struct btrfs_block_group *bg, int amount) +{ + spin_lock(&bg->lock); + ASSERT(!bg->ro); + ASSERT(bg->swap_extents >= amount); + bg->swap_extents -= amount; + spin_unlock(&bg->lock); +} diff --git a/fs/btrfs/block-group.h b/fs/btrfs/block-group.h index adfd7583a17b..4c7614346f72 100644 --- a/fs/btrfs/block-group.h +++ b/fs/btrfs/block-group.h @@ -181,6 +181,12 @@ struct btrfs_block_group { */ int needs_free_space; + /* + * Number of extents in this block group used for swap files. + * All accesses protected by the spinlock 'lock'. + */ + int swap_extents; + /* Record locked full stripes for RAID5/6 block group */ struct btrfs_full_stripe_locks_tree full_stripe_locks_root; }; @@ -299,4 +305,7 @@ int btrfs_rmap_block(struct btrfs_fs_info *fs_info, u64 chunk_start, u64 physical, u64 **logical, int *naddrs, int *stripe_len); #endif +bool btrfs_inc_block_group_swap_extents(struct btrfs_block_group *bg); +void btrfs_dec_block_group_swap_extents(struct btrfs_block_group *bg, int amount); + #endif /* BTRFS_BLOCK_GROUP_H */ diff --git a/fs/btrfs/ctree.c b/fs/btrfs/ctree.c index 113da62dc17f..9faf15bd5a54 100644 --- a/fs/btrfs/ctree.c +++ b/fs/btrfs/ctree.c @@ -221,9 +221,12 @@ int btrfs_copy_root(struct btrfs_trans_handle *trans, ret = btrfs_inc_ref(trans, root, cow, 1); else ret = btrfs_inc_ref(trans, root, cow, 0); - - if (ret) + if (ret) { + btrfs_tree_unlock(cow); + free_extent_buffer(cow); + btrfs_abort_transaction(trans, ret); return ret; + } btrfs_mark_buffer_dirty(cow); *cow_ret = cow; @@ -1364,7 +1367,9 @@ get_old_root(struct btrfs_root *root, u64 time_seq) "failed to read tree block %llu from get_old_root", logical); } else { + btrfs_tree_read_lock(old); eb = btrfs_clone_extent_buffer(old); + btrfs_tree_read_unlock(old); free_extent_buffer(old); } } else if (old_root) { diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h index b6884eda9ff6..bcc6848bb6d6 100644 --- a/fs/btrfs/ctree.h +++ b/fs/btrfs/ctree.h @@ -522,6 +522,11 @@ struct btrfs_swapfile_pin { * points to a struct btrfs_device. */ bool is_block_group; + /* + * Only used when 'is_block_group' is true and it is the number of + * extents used by a swapfile for this block group ('ptr' field). + */ + int bg_extent_count; }; bool btrfs_pinned_by_swapfile(struct btrfs_fs_info *fs_info, void *ptr); diff --git a/fs/btrfs/delayed-inode.c b/fs/btrfs/delayed-inode.c index 5aba81e16113..4e2cce5ca7f6 100644 --- a/fs/btrfs/delayed-inode.c +++ b/fs/btrfs/delayed-inode.c @@ -627,7 +627,8 @@ static int btrfs_delayed_inode_reserve_metadata( */ if (!src_rsv || (!trans->bytes_reserved && src_rsv->type != BTRFS_BLOCK_RSV_DELALLOC)) { - ret = btrfs_qgroup_reserve_meta_prealloc(root, num_bytes, true); + ret = btrfs_qgroup_reserve_meta(root, num_bytes, + BTRFS_QGROUP_RSV_META_PREALLOC, true); if (ret < 0) return ret; ret = btrfs_block_rsv_add(root, dst_rsv, num_bytes, @@ -649,7 +650,7 @@ static int btrfs_delayed_inode_reserve_metadata( btrfs_ino(inode), num_bytes, 1); } else { - btrfs_qgroup_free_meta_prealloc(root, fs_info->nodesize); + btrfs_qgroup_free_meta_prealloc(root, num_bytes); } return ret; } diff --git a/fs/btrfs/delayed-ref.c b/fs/btrfs/delayed-ref.c index 353cc2994d10..30883b9a26d8 100644 --- a/fs/btrfs/delayed-ref.c +++ b/fs/btrfs/delayed-ref.c @@ -648,12 +648,12 @@ inserted: */ static noinline void update_existing_head_ref(struct btrfs_trans_handle *trans, struct btrfs_delayed_ref_head *existing, - struct btrfs_delayed_ref_head *update, - int *old_ref_mod_ret) + struct btrfs_delayed_ref_head *update) { struct btrfs_delayed_ref_root *delayed_refs = &trans->transaction->delayed_refs; struct btrfs_fs_info *fs_info = trans->fs_info; + u64 flags = btrfs_ref_head_to_space_flags(existing); int old_ref_mod; BUG_ON(existing->is_data != update->is_data); @@ -701,8 +701,6 @@ static noinline void update_existing_head_ref(struct btrfs_trans_handle *trans, * currently, for refs we just added we know we're a-ok. */ old_ref_mod = existing->total_ref_mod; - if (old_ref_mod_ret) - *old_ref_mod_ret = old_ref_mod; existing->ref_mod += update->ref_mod; existing->total_ref_mod += update->ref_mod; @@ -724,6 +722,27 @@ static noinline void update_existing_head_ref(struct btrfs_trans_handle *trans, trans->delayed_ref_updates += csum_leaves; } } + + /* + * This handles the following conditions: + * + * 1. We had a ref mod of 0 or more and went negative, indicating that + * we may be freeing space, so add our space to the + * total_bytes_pinned counter. + * 2. We were negative and went to 0 or positive, so no longer can say + * that the space would be pinned, decrement our counter from the + * total_bytes_pinned counter. + * 3. We are now at 0 and have ->must_insert_reserved set, which means + * this was a new allocation and then we dropped it, and thus must + * add our space to the total_bytes_pinned counter. + */ + if (existing->total_ref_mod < 0 && old_ref_mod >= 0) + btrfs_mod_total_bytes_pinned(fs_info, flags, existing->num_bytes); + else if (existing->total_ref_mod >= 0 && old_ref_mod < 0) + btrfs_mod_total_bytes_pinned(fs_info, flags, -existing->num_bytes); + else if (existing->total_ref_mod == 0 && existing->must_insert_reserved) + btrfs_mod_total_bytes_pinned(fs_info, flags, existing->num_bytes); + spin_unlock(&existing->lock); } @@ -798,8 +817,7 @@ static noinline struct btrfs_delayed_ref_head * add_delayed_ref_head(struct btrfs_trans_handle *trans, struct btrfs_delayed_ref_head *head_ref, struct btrfs_qgroup_extent_record *qrecord, - int action, int *qrecord_inserted_ret, - int *old_ref_mod, int *new_ref_mod) + int action, int *qrecord_inserted_ret) { struct btrfs_delayed_ref_head *existing; struct btrfs_delayed_ref_root *delayed_refs; @@ -821,8 +839,7 @@ add_delayed_ref_head(struct btrfs_trans_handle *trans, existing = htree_insert(&delayed_refs->href_root, &head_ref->href_node); if (existing) { - update_existing_head_ref(trans, existing, head_ref, - old_ref_mod); + update_existing_head_ref(trans, existing, head_ref); /* * we've updated the existing ref, free the newly * allocated ref @@ -830,14 +847,17 @@ add_delayed_ref_head(struct btrfs_trans_handle *trans, kmem_cache_free(btrfs_delayed_ref_head_cachep, head_ref); head_ref = existing; } else { - if (old_ref_mod) - *old_ref_mod = 0; + u64 flags = btrfs_ref_head_to_space_flags(head_ref); + if (head_ref->is_data && head_ref->ref_mod < 0) { delayed_refs->pending_csums += head_ref->num_bytes; trans->delayed_ref_updates += btrfs_csum_bytes_to_leaves(trans->fs_info, head_ref->num_bytes); } + if (head_ref->ref_mod < 0) + btrfs_mod_total_bytes_pinned(trans->fs_info, flags, + head_ref->num_bytes); delayed_refs->num_heads++; delayed_refs->num_heads_ready++; atomic_inc(&delayed_refs->num_entries); @@ -845,8 +865,6 @@ add_delayed_ref_head(struct btrfs_trans_handle *trans, } if (qrecord_inserted_ret) *qrecord_inserted_ret = qrecord_inserted; - if (new_ref_mod) - *new_ref_mod = head_ref->total_ref_mod; return head_ref; } @@ -909,8 +927,7 @@ static void init_delayed_ref_common(struct btrfs_fs_info *fs_info, */ int btrfs_add_delayed_tree_ref(struct btrfs_trans_handle *trans, struct btrfs_ref *generic_ref, - struct btrfs_delayed_extent_op *extent_op, - int *old_ref_mod, int *new_ref_mod) + struct btrfs_delayed_extent_op *extent_op) { struct btrfs_fs_info *fs_info = trans->fs_info; struct btrfs_delayed_tree_ref *ref; @@ -977,8 +994,7 @@ int btrfs_add_delayed_tree_ref(struct btrfs_trans_handle *trans, * the spin lock */ head_ref = add_delayed_ref_head(trans, head_ref, record, - action, &qrecord_inserted, - old_ref_mod, new_ref_mod); + action, &qrecord_inserted); ret = insert_delayed_ref(trans, delayed_refs, head_ref, &ref->node); spin_unlock(&delayed_refs->lock); @@ -1006,8 +1022,7 @@ int btrfs_add_delayed_tree_ref(struct btrfs_trans_handle *trans, */ int btrfs_add_delayed_data_ref(struct btrfs_trans_handle *trans, struct btrfs_ref *generic_ref, - u64 reserved, int *old_ref_mod, - int *new_ref_mod) + u64 reserved) { struct btrfs_fs_info *fs_info = trans->fs_info; struct btrfs_delayed_data_ref *ref; @@ -1073,8 +1088,7 @@ int btrfs_add_delayed_data_ref(struct btrfs_trans_handle *trans, * the spin lock */ head_ref = add_delayed_ref_head(trans, head_ref, record, - action, &qrecord_inserted, - old_ref_mod, new_ref_mod); + action, &qrecord_inserted); ret = insert_delayed_ref(trans, delayed_refs, head_ref, &ref->node); spin_unlock(&delayed_refs->lock); @@ -1117,7 +1131,7 @@ int btrfs_add_delayed_extent_op(struct btrfs_trans_handle *trans, spin_lock(&delayed_refs->lock); add_delayed_ref_head(trans, head_ref, NULL, BTRFS_UPDATE_DELAYED_HEAD, - NULL, NULL, NULL); + NULL); spin_unlock(&delayed_refs->lock); diff --git a/fs/btrfs/delayed-ref.h b/fs/btrfs/delayed-ref.h index 1c977e6d45dc..3ba140468f12 100644 --- a/fs/btrfs/delayed-ref.h +++ b/fs/btrfs/delayed-ref.h @@ -326,6 +326,16 @@ static inline void btrfs_put_delayed_ref(struct btrfs_delayed_ref_node *ref) } } +static inline u64 btrfs_ref_head_to_space_flags( + struct btrfs_delayed_ref_head *head_ref) +{ + if (head_ref->is_data) + return BTRFS_BLOCK_GROUP_DATA; + else if (head_ref->is_system) + return BTRFS_BLOCK_GROUP_SYSTEM; + return BTRFS_BLOCK_GROUP_METADATA; +} + static inline void btrfs_put_delayed_ref_head(struct btrfs_delayed_ref_head *head) { if (refcount_dec_and_test(&head->refs)) @@ -334,12 +344,10 @@ static inline void btrfs_put_delayed_ref_head(struct btrfs_delayed_ref_head *hea int btrfs_add_delayed_tree_ref(struct btrfs_trans_handle *trans, struct btrfs_ref *generic_ref, - struct btrfs_delayed_extent_op *extent_op, - int *old_ref_mod, int *new_ref_mod); + struct btrfs_delayed_extent_op *extent_op); int btrfs_add_delayed_data_ref(struct btrfs_trans_handle *trans, struct btrfs_ref *generic_ref, - u64 reserved, int *old_ref_mod, - int *new_ref_mod); + u64 reserved); int btrfs_add_delayed_extent_op(struct btrfs_trans_handle *trans, u64 bytenr, u64 num_bytes, struct btrfs_delayed_extent_op *extent_op); diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c index 8fba1c219b19..51c18da4792e 100644 --- a/fs/btrfs/extent-tree.c +++ b/fs/btrfs/extent-tree.c @@ -82,41 +82,6 @@ void btrfs_free_excluded_extents(struct btrfs_block_group *cache) EXTENT_UPTODATE); } -static u64 generic_ref_to_space_flags(struct btrfs_ref *ref) -{ - if (ref->type == BTRFS_REF_METADATA) { - if (ref->tree_ref.root == BTRFS_CHUNK_TREE_OBJECTID) - return BTRFS_BLOCK_GROUP_SYSTEM; - else - return BTRFS_BLOCK_GROUP_METADATA; - } - return BTRFS_BLOCK_GROUP_DATA; -} - -static void add_pinned_bytes(struct btrfs_fs_info *fs_info, - struct btrfs_ref *ref) -{ - struct btrfs_space_info *space_info; - u64 flags = generic_ref_to_space_flags(ref); - - space_info = btrfs_find_space_info(fs_info, flags); - ASSERT(space_info); - percpu_counter_add_batch(&space_info->total_bytes_pinned, ref->len, - BTRFS_TOTAL_BYTES_PINNED_BATCH); -} - -static void sub_pinned_bytes(struct btrfs_fs_info *fs_info, - struct btrfs_ref *ref) -{ - struct btrfs_space_info *space_info; - u64 flags = generic_ref_to_space_flags(ref); - - space_info = btrfs_find_space_info(fs_info, flags); - ASSERT(space_info); - percpu_counter_add_batch(&space_info->total_bytes_pinned, -ref->len, - BTRFS_TOTAL_BYTES_PINNED_BATCH); -} - /* simple helper to search for an existing data extent at a given offset */ int btrfs_lookup_data_extent(struct btrfs_fs_info *fs_info, u64 start, u64 len) { @@ -1386,7 +1351,6 @@ int btrfs_inc_extent_ref(struct btrfs_trans_handle *trans, struct btrfs_ref *generic_ref) { struct btrfs_fs_info *fs_info = trans->fs_info; - int old_ref_mod, new_ref_mod; int ret; ASSERT(generic_ref->type != BTRFS_REF_NOT_SET && @@ -1395,17 +1359,12 @@ int btrfs_inc_extent_ref(struct btrfs_trans_handle *trans, generic_ref->tree_ref.root == BTRFS_TREE_LOG_OBJECTID); if (generic_ref->type == BTRFS_REF_METADATA) - ret = btrfs_add_delayed_tree_ref(trans, generic_ref, - NULL, &old_ref_mod, &new_ref_mod); + ret = btrfs_add_delayed_tree_ref(trans, generic_ref, NULL); else - ret = btrfs_add_delayed_data_ref(trans, generic_ref, 0, - &old_ref_mod, &new_ref_mod); + ret = btrfs_add_delayed_data_ref(trans, generic_ref, 0); btrfs_ref_tree_mod(fs_info, generic_ref); - if (ret == 0 && old_ref_mod < 0 && new_ref_mod >= 0) - sub_pinned_bytes(fs_info, generic_ref); - return ret; } @@ -1796,34 +1755,28 @@ void btrfs_cleanup_ref_head_accounting(struct btrfs_fs_info *fs_info, { int nr_items = 1; /* Dropping this ref head update. */ - if (head->total_ref_mod < 0) { - struct btrfs_space_info *space_info; - u64 flags; + /* + * We had csum deletions accounted for in our delayed refs rsv, we need + * to drop the csum leaves for this update from our delayed_refs_rsv. + */ + if (head->total_ref_mod < 0 && head->is_data) { + spin_lock(&delayed_refs->lock); + delayed_refs->pending_csums -= head->num_bytes; + spin_unlock(&delayed_refs->lock); + nr_items += btrfs_csum_bytes_to_leaves(fs_info, head->num_bytes); + } - if (head->is_data) - flags = BTRFS_BLOCK_GROUP_DATA; - else if (head->is_system) - flags = BTRFS_BLOCK_GROUP_SYSTEM; - else - flags = BTRFS_BLOCK_GROUP_METADATA; - space_info = btrfs_find_space_info(fs_info, flags); - ASSERT(space_info); - percpu_counter_add_batch(&space_info->total_bytes_pinned, - -head->num_bytes, - BTRFS_TOTAL_BYTES_PINNED_BATCH); + /* + * We were dropping refs, or had a new ref and dropped it, and thus must + * adjust down our total_bytes_pinned, the space may or may not have + * been pinned and so is accounted for properly in the pinned space by + * now. + */ + if (head->total_ref_mod < 0 || + (head->total_ref_mod == 0 && head->must_insert_reserved)) { + u64 flags = btrfs_ref_head_to_space_flags(head); - /* - * We had csum deletions accounted for in our delayed refs rsv, - * we need to drop the csum leaves for this update from our - * delayed_refs_rsv. - */ - if (head->is_data) { - spin_lock(&delayed_refs->lock); - delayed_refs->pending_csums -= head->num_bytes; - spin_unlock(&delayed_refs->lock); - nr_items += btrfs_csum_bytes_to_leaves(fs_info, - head->num_bytes); - } + btrfs_mod_total_bytes_pinned(fs_info, flags, -head->num_bytes); } btrfs_delayed_refs_rsv_release(fs_info, nr_items); @@ -2592,8 +2545,7 @@ static int pin_down_extent(struct btrfs_trans_handle *trans, spin_unlock(&cache->lock); spin_unlock(&cache->space_info->lock); - percpu_counter_add_batch(&cache->space_info->total_bytes_pinned, - num_bytes, BTRFS_TOTAL_BYTES_PINNED_BATCH); + __btrfs_mod_total_bytes_pinned(cache->space_info, num_bytes); set_extent_dirty(&trans->transaction->pinned_extents, bytenr, bytenr + num_bytes - 1, GFP_NOFS | __GFP_NOFAIL); return 0; @@ -2819,8 +2771,7 @@ static int unpin_extent_range(struct btrfs_fs_info *fs_info, cache->pinned -= len; btrfs_space_info_update_bytes_pinned(fs_info, space_info, -len); space_info->max_extent_size = 0; - percpu_counter_add_batch(&space_info->total_bytes_pinned, - -len, BTRFS_TOTAL_BYTES_PINNED_BATCH); + __btrfs_mod_total_bytes_pinned(space_info, -len); if (cache->ro) { space_info->bytes_readonly += len; readonly = true; @@ -3359,7 +3310,6 @@ void btrfs_free_tree_block(struct btrfs_trans_handle *trans, { struct btrfs_fs_info *fs_info = root->fs_info; struct btrfs_ref generic_ref = { 0 }; - int pin = 1; int ret; btrfs_init_generic_ref(&generic_ref, BTRFS_DROP_DELAYED_REF, @@ -3368,13 +3318,9 @@ void btrfs_free_tree_block(struct btrfs_trans_handle *trans, root->root_key.objectid); if (root->root_key.objectid != BTRFS_TREE_LOG_OBJECTID) { - int old_ref_mod, new_ref_mod; - btrfs_ref_tree_mod(fs_info, &generic_ref); - ret = btrfs_add_delayed_tree_ref(trans, &generic_ref, NULL, - &old_ref_mod, &new_ref_mod); + ret = btrfs_add_delayed_tree_ref(trans, &generic_ref, NULL); BUG_ON(ret); /* -ENOMEM */ - pin = old_ref_mod >= 0 && new_ref_mod < 0; } if (last_ref && btrfs_header_generation(buf) == trans->transid) { @@ -3386,7 +3332,6 @@ void btrfs_free_tree_block(struct btrfs_trans_handle *trans, goto out; } - pin = 0; cache = btrfs_lookup_block_group(fs_info, buf->start); if (btrfs_header_flag(buf, BTRFS_HEADER_FLAG_WRITTEN)) { @@ -3403,9 +3348,6 @@ void btrfs_free_tree_block(struct btrfs_trans_handle *trans, trace_btrfs_reserved_extent_free(fs_info, buf->start, buf->len); } out: - if (pin) - add_pinned_bytes(fs_info, &generic_ref); - if (last_ref) { /* * Deleting the buffer, clear the corrupt flag since it doesn't @@ -3419,7 +3361,6 @@ out: int btrfs_free_extent(struct btrfs_trans_handle *trans, struct btrfs_ref *ref) { struct btrfs_fs_info *fs_info = trans->fs_info; - int old_ref_mod, new_ref_mod; int ret; if (btrfs_is_testing(fs_info)) @@ -3435,14 +3376,11 @@ int btrfs_free_extent(struct btrfs_trans_handle *trans, struct btrfs_ref *ref) ref->data_ref.ref_root == BTRFS_TREE_LOG_OBJECTID)) { /* unlocks the pinned mutex */ btrfs_pin_extent(trans, ref->bytenr, ref->len, 1); - old_ref_mod = new_ref_mod = 0; ret = 0; } else if (ref->type == BTRFS_REF_METADATA) { - ret = btrfs_add_delayed_tree_ref(trans, ref, NULL, - &old_ref_mod, &new_ref_mod); + ret = btrfs_add_delayed_tree_ref(trans, ref, NULL); } else { - ret = btrfs_add_delayed_data_ref(trans, ref, 0, - &old_ref_mod, &new_ref_mod); + ret = btrfs_add_delayed_data_ref(trans, ref, 0); } if (!((ref->type == BTRFS_REF_METADATA && @@ -3451,9 +3389,6 @@ int btrfs_free_extent(struct btrfs_trans_handle *trans, struct btrfs_ref *ref) ref->data_ref.ref_root == BTRFS_TREE_LOG_OBJECTID))) btrfs_ref_tree_mod(fs_info, ref); - if (ret == 0 && old_ref_mod >= 0 && new_ref_mod < 0) - add_pinned_bytes(fs_info, ref); - return ret; } @@ -4571,7 +4506,6 @@ int btrfs_alloc_reserved_file_extent(struct btrfs_trans_handle *trans, struct btrfs_key *ins) { struct btrfs_ref generic_ref = { 0 }; - int ret; BUG_ON(root->root_key.objectid == BTRFS_TREE_LOG_OBJECTID); @@ -4579,9 +4513,8 @@ int btrfs_alloc_reserved_file_extent(struct btrfs_trans_handle *trans, ins->objectid, ins->offset, 0); btrfs_init_data_ref(&generic_ref, root->root_key.objectid, owner, offset); btrfs_ref_tree_mod(root->fs_info, &generic_ref); - ret = btrfs_add_delayed_data_ref(trans, &generic_ref, - ram_bytes, NULL, NULL); - return ret; + + return btrfs_add_delayed_data_ref(trans, &generic_ref, ram_bytes); } /* @@ -4769,8 +4702,7 @@ struct extent_buffer *btrfs_alloc_tree_block(struct btrfs_trans_handle *trans, generic_ref.real_root = root->root_key.objectid; btrfs_init_tree_ref(&generic_ref, level, root_objectid); btrfs_ref_tree_mod(fs_info, &generic_ref); - ret = btrfs_add_delayed_tree_ref(trans, &generic_ref, - extent_op, NULL, NULL); + ret = btrfs_add_delayed_tree_ref(trans, &generic_ref, extent_op); if (ret) goto out_free_delayed; } diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c index 4373da7bcc0d..c81a20cc10dc 100644 --- a/fs/btrfs/file.c +++ b/fs/btrfs/file.c @@ -3236,8 +3236,11 @@ reserve_space: goto out; ret = btrfs_qgroup_reserve_data(BTRFS_I(inode), &data_reserved, alloc_start, bytes_to_reserve); - if (ret) + if (ret) { + unlock_extent_cached(&BTRFS_I(inode)->io_tree, lockstart, + lockend, &cached_state); goto out; + } ret = btrfs_prealloc_file_range(inode, mode, alloc_start, alloc_end - alloc_start, i_blocksize(inode), diff --git a/fs/btrfs/free-space-cache.c b/fs/btrfs/free-space-cache.c index af0013d3df63..ba280707d5ec 100644 --- a/fs/btrfs/free-space-cache.c +++ b/fs/btrfs/free-space-cache.c @@ -744,8 +744,10 @@ static int __load_free_space_cache(struct btrfs_root *root, struct inode *inode, while (num_entries) { e = kmem_cache_zalloc(btrfs_free_space_cachep, GFP_NOFS); - if (!e) + if (!e) { + ret = -ENOMEM; goto free_cache; + } ret = io_ctl_read_entry(&io_ctl, e, &type); if (ret) { @@ -764,6 +766,7 @@ static int __load_free_space_cache(struct btrfs_root *root, struct inode *inode, e->trim_state = BTRFS_TRIM_STATE_TRIMMED; if (!e->bytes) { + ret = -1; kmem_cache_free(btrfs_free_space_cachep, e); goto free_cache; } @@ -784,6 +787,7 @@ static int __load_free_space_cache(struct btrfs_root *root, struct inode *inode, e->bitmap = kmem_cache_zalloc( btrfs_free_space_bitmap_cachep, GFP_NOFS); if (!e->bitmap) { + ret = -ENOMEM; kmem_cache_free( btrfs_free_space_cachep, e); goto free_cache; @@ -2710,8 +2714,10 @@ static void __btrfs_return_cluster_to_free_space( struct rb_node *node; spin_lock(&cluster->lock); - if (cluster->block_group != block_group) - goto out; + if (cluster->block_group != block_group) { + spin_unlock(&cluster->lock); + return; + } cluster->block_group = NULL; cluster->window_start = 0; @@ -2749,8 +2755,6 @@ static void __btrfs_return_cluster_to_free_space( entry->offset, &entry->offset_index, bitmap); } cluster->root = RB_ROOT; - -out: spin_unlock(&cluster->lock); btrfs_put_block_group(block_group); } @@ -3030,8 +3034,6 @@ u64 btrfs_alloc_from_cluster(struct btrfs_block_group *block_group, entry->bytes -= bytes; } - if (entry->bytes == 0) - rb_erase(&entry->offset_index, &cluster->root); break; } out: @@ -3048,7 +3050,10 @@ out: ctl->free_space -= bytes; if (!entry->bitmap && !btrfs_free_space_trimmed(entry)) ctl->discardable_bytes[BTRFS_STAT_CURR] -= bytes; + + spin_lock(&cluster->lock); if (entry->bytes == 0) { + rb_erase(&entry->offset_index, &cluster->root); ctl->free_extents--; if (entry->bitmap) { kmem_cache_free(btrfs_free_space_bitmap_cachep, @@ -3061,6 +3066,7 @@ out: kmem_cache_free(btrfs_free_space_cachep, entry); } + spin_unlock(&cluster->lock); spin_unlock(&ctl->tree_lock); return ret; diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c index b536d21541a9..4162ef602a02 100644 --- a/fs/btrfs/inode.c +++ b/fs/btrfs/inode.c @@ -5798,7 +5798,7 @@ static int btrfs_dirty_inode(struct inode *inode) return PTR_ERR(trans); ret = btrfs_update_inode(trans, root, inode); - if (ret && ret == -ENOSPC) { + if (ret && (ret == -ENOSPC || ret == -EDQUOT)) { /* whoops, lets try again with the full transaction */ btrfs_end_transaction(trans); trans = btrfs_start_transaction(root, 1); @@ -8207,8 +8207,9 @@ static void btrfs_invalidatepage(struct page *page, unsigned int offset, if (!inode_evicting) lock_extent_bits(tree, page_start, page_end, &cached_state); -again: + start = page_start; +again: ordered = btrfs_lookup_ordered_range(inode, start, page_end - start + 1); if (ordered) { end = min(page_end, @@ -8810,7 +8811,7 @@ int __init btrfs_init_cachep(void) btrfs_free_space_bitmap_cachep = kmem_cache_create("btrfs_free_space_bitmap", PAGE_SIZE, PAGE_SIZE, - SLAB_RED_ZONE, NULL); + SLAB_MEM_SPREAD, NULL); if (!btrfs_free_space_bitmap_cachep) goto fail; @@ -9992,6 +9993,7 @@ static int btrfs_add_swapfile_pin(struct inode *inode, void *ptr, sp->ptr = ptr; sp->inode = inode; sp->is_block_group = is_block_group; + sp->bg_extent_count = 1; spin_lock(&fs_info->swapfile_pins_lock); p = &fs_info->swapfile_pins.rb_node; @@ -10005,6 +10007,8 @@ static int btrfs_add_swapfile_pin(struct inode *inode, void *ptr, (sp->ptr == entry->ptr && sp->inode > entry->inode)) { p = &(*p)->rb_right; } else { + if (is_block_group) + entry->bg_extent_count++; spin_unlock(&fs_info->swapfile_pins_lock); kfree(sp); return 1; @@ -10030,8 +10034,11 @@ static void btrfs_free_swapfile_pins(struct inode *inode) sp = rb_entry(node, struct btrfs_swapfile_pin, node); if (sp->inode == inode) { rb_erase(&sp->node, &fs_info->swapfile_pins); - if (sp->is_block_group) + if (sp->is_block_group) { + btrfs_dec_block_group_swap_extents(sp->ptr, + sp->bg_extent_count); btrfs_put_block_group(sp->ptr); + } kfree(sp); } node = next; @@ -10092,7 +10099,8 @@ static int btrfs_swap_activate(struct swap_info_struct *sis, struct file *file, sector_t *span) { struct inode *inode = file_inode(file); - struct btrfs_fs_info *fs_info = BTRFS_I(inode)->root->fs_info; + struct btrfs_root *root = BTRFS_I(inode)->root; + struct btrfs_fs_info *fs_info = root->fs_info; struct extent_io_tree *io_tree = &BTRFS_I(inode)->io_tree; struct extent_state *cached_state = NULL; struct extent_map *em = NULL; @@ -10143,13 +10151,27 @@ static int btrfs_swap_activate(struct swap_info_struct *sis, struct file *file, "cannot activate swapfile while exclusive operation is running"); return -EBUSY; } + + /* + * Prevent snapshot creation while we are activating the swap file. + * We do not want to race with snapshot creation. If snapshot creation + * already started before we bumped nr_swapfiles from 0 to 1 and + * completes before the first write into the swap file after it is + * activated, than that write would fallback to COW. + */ + if (!btrfs_drew_try_write_lock(&root->snapshot_lock)) { + btrfs_exclop_finish(fs_info); + btrfs_warn(fs_info, + "cannot activate swapfile because snapshot creation is in progress"); + return -EINVAL; + } /* * Snapshots can create extents which require COW even if NODATACOW is * set. We use this counter to prevent snapshots. We must increment it * before walking the extents because we don't want a concurrent * snapshot to run after we've already checked the extents. */ - atomic_inc(&BTRFS_I(inode)->root->nr_swapfiles); + atomic_inc(&root->nr_swapfiles); isize = ALIGN_DOWN(inode->i_size, fs_info->sectorsize); @@ -10246,6 +10268,17 @@ static int btrfs_swap_activate(struct swap_info_struct *sis, struct file *file, goto out; } + if (!btrfs_inc_block_group_swap_extents(bg)) { + btrfs_warn(fs_info, + "block group for swapfile at %llu is read-only%s", + bg->start, + atomic_read(&fs_info->scrubs_running) ? + " (scrub running)" : ""); + btrfs_put_block_group(bg); + ret = -EINVAL; + goto out; + } + ret = btrfs_add_swapfile_pin(inode, bg, true); if (ret) { btrfs_put_block_group(bg); @@ -10284,6 +10317,8 @@ out: if (ret) btrfs_swap_deactivate(file); + btrfs_drew_write_unlock(&root->snapshot_lock); + btrfs_exclop_finish(fs_info); if (ret) diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c index bd46e107f955..f5135314e4b3 100644 --- a/fs/btrfs/ioctl.c +++ b/fs/btrfs/ioctl.c @@ -1914,7 +1914,10 @@ static noinline int btrfs_ioctl_snap_create_v2(struct file *file, if (vol_args->flags & BTRFS_SUBVOL_RDONLY) readonly = true; if (vol_args->flags & BTRFS_SUBVOL_QGROUP_INHERIT) { - if (vol_args->size > PAGE_SIZE) { + u64 nums; + + if (vol_args->size < sizeof(*inherit) || + vol_args->size > PAGE_SIZE) { ret = -EINVAL; goto free_args; } @@ -1923,6 +1926,20 @@ static noinline int btrfs_ioctl_snap_create_v2(struct file *file, ret = PTR_ERR(inherit); goto free_args; } + + if (inherit->num_qgroups > PAGE_SIZE || + inherit->num_ref_copies > PAGE_SIZE || + inherit->num_excl_copies > PAGE_SIZE) { + ret = -EINVAL; + goto free_inherit; + } + + nums = inherit->num_qgroups + 2 * inherit->num_ref_copies + + 2 * inherit->num_excl_copies; + if (vol_args->size != struct_size(inherit, qgroups, nums)) { + ret = -EINVAL; + goto free_inherit; + } } ret = __btrfs_ioctl_snap_create(file, vol_args->name, vol_args->fd, diff --git a/fs/btrfs/qgroup.c b/fs/btrfs/qgroup.c index d504a9a20751..cd9b1a16489b 100644 --- a/fs/btrfs/qgroup.c +++ b/fs/btrfs/qgroup.c @@ -3875,8 +3875,8 @@ static int sub_root_meta_rsv(struct btrfs_root *root, int num_bytes, return num_bytes; } -static int qgroup_reserve_meta(struct btrfs_root *root, int num_bytes, - enum btrfs_qgroup_rsv_type type, bool enforce) +int btrfs_qgroup_reserve_meta(struct btrfs_root *root, int num_bytes, + enum btrfs_qgroup_rsv_type type, bool enforce) { struct btrfs_fs_info *fs_info = root->fs_info; int ret; @@ -3907,14 +3907,14 @@ int __btrfs_qgroup_reserve_meta(struct btrfs_root *root, int num_bytes, { int ret; - ret = qgroup_reserve_meta(root, num_bytes, type, enforce); + ret = btrfs_qgroup_reserve_meta(root, num_bytes, type, enforce); if (ret <= 0 && ret != -EDQUOT) return ret; ret = try_flush_qgroup(root); if (ret < 0) return ret; - return qgroup_reserve_meta(root, num_bytes, type, enforce); + return btrfs_qgroup_reserve_meta(root, num_bytes, type, enforce); } void btrfs_qgroup_free_meta_all_pertrans(struct btrfs_root *root) diff --git a/fs/btrfs/qgroup.h b/fs/btrfs/qgroup.h index 50dea9a2d8fb..7283e4f549af 100644 --- a/fs/btrfs/qgroup.h +++ b/fs/btrfs/qgroup.h @@ -361,6 +361,8 @@ int btrfs_qgroup_release_data(struct btrfs_inode *inode, u64 start, u64 len); int btrfs_qgroup_free_data(struct btrfs_inode *inode, struct extent_changeset *reserved, u64 start, u64 len); +int btrfs_qgroup_reserve_meta(struct btrfs_root *root, int num_bytes, + enum btrfs_qgroup_rsv_type type, bool enforce); int __btrfs_qgroup_reserve_meta(struct btrfs_root *root, int num_bytes, enum btrfs_qgroup_rsv_type type, bool enforce); /* Reserve metadata space for pertrans and prealloc type */ diff --git a/fs/btrfs/raid56.c b/fs/btrfs/raid56.c index 255490f42b5d..9d33bf0154ab 100644 --- a/fs/btrfs/raid56.c +++ b/fs/btrfs/raid56.c @@ -2363,16 +2363,21 @@ static noinline void finish_parity_scrub(struct btrfs_raid_bio *rbio, SetPageUptodate(p_page); if (has_qstripe) { + /* RAID6, allocate and map temp space for the Q stripe */ q_page = alloc_page(GFP_NOFS | __GFP_HIGHMEM); if (!q_page) { __free_page(p_page); goto cleanup; } SetPageUptodate(q_page); + pointers[rbio->real_stripes - 1] = kmap(q_page); } atomic_set(&rbio->error, 0); + /* Map the parity stripe just once */ + pointers[nr_data] = kmap(p_page); + for_each_set_bit(pagenr, rbio->dbitmap, rbio->stripe_npages) { struct page *p; void *parity; @@ -2382,16 +2387,8 @@ static noinline void finish_parity_scrub(struct btrfs_raid_bio *rbio, pointers[stripe] = kmap(p); } - /* then add the parity stripe */ - pointers[stripe++] = kmap(p_page); - if (has_qstripe) { - /* - * raid6, add the qstripe and call the - * library function to fill in our p/q - */ - pointers[stripe++] = kmap(q_page); - + /* RAID6, call the library function to fill in our P/Q */ raid6_call.gen_syndrome(rbio->real_stripes, PAGE_SIZE, pointers); } else { @@ -2412,12 +2409,14 @@ static noinline void finish_parity_scrub(struct btrfs_raid_bio *rbio, for (stripe = 0; stripe < nr_data; stripe++) kunmap(page_in_rbio(rbio, stripe, pagenr, 0)); - kunmap(p_page); } + kunmap(p_page); __free_page(p_page); - if (q_page) + if (q_page) { + kunmap(q_page); __free_page(q_page); + } writeback: /* diff --git a/fs/btrfs/reflink.c b/fs/btrfs/reflink.c index a646af95dd10..c4f87df53283 100644 --- a/fs/btrfs/reflink.c +++ b/fs/btrfs/reflink.c @@ -548,6 +548,24 @@ process_slot: btrfs_release_path(path); path->leave_spinning = 0; + /* + * When using NO_HOLES and we are cloning a range that covers + * only a hole (no extents) into a range beyond the current + * i_size, punching a hole in the target range will not create + * an extent map defining a hole, because the range starts at or + * beyond current i_size. If the file previously had an i_size + * greater than the new i_size set by this clone operation, we + * need to make sure the next fsync is a full fsync, so that it + * detects and logs a hole covering a range from the current + * i_size to the new i_size. If the clone range covers extents, + * besides a hole, then we know the full sync flag was already + * set by previous calls to btrfs_replace_file_extents() that + * replaced file extent items. + */ + if (last_dest_end >= i_size_read(inode)) + set_bit(BTRFS_INODE_NEEDS_FULL_SYNC, + &BTRFS_I(inode)->runtime_flags); + ret = btrfs_replace_file_extents(inode, path, last_dest_end, destoff + len - 1, NULL, &trans); if (ret) diff --git a/fs/btrfs/relocation.c b/fs/btrfs/relocation.c index 108e93ff6cb6..6a44d8f5e12e 100644 --- a/fs/btrfs/relocation.c +++ b/fs/btrfs/relocation.c @@ -669,9 +669,7 @@ static void __del_reloc_root(struct btrfs_root *root) RB_CLEAR_NODE(&node->rb_node); } spin_unlock(&rc->reloc_root_tree.lock); - if (!node) - return; - BUG_ON((struct btrfs_root *)node->data != root); + ASSERT(!node || (struct btrfs_root *)node->data == root); } /* diff --git a/fs/btrfs/scrub.c b/fs/btrfs/scrub.c index e71e7586e9eb..0392c556af60 100644 --- a/fs/btrfs/scrub.c +++ b/fs/btrfs/scrub.c @@ -3568,6 +3568,13 @@ int scrub_enumerate_chunks(struct scrub_ctx *sctx, * commit_transactions. */ ro_set = 0; + } else if (ret == -ETXTBSY) { + btrfs_warn(fs_info, + "skipping scrub of block group %llu due to active swapfile", + cache->start); + scrub_pause_off(fs_info); + ret = 0; + goto skip_unfreeze; } else { btrfs_warn(fs_info, "failed setting block group ro: %d", ret); @@ -3657,7 +3664,7 @@ int scrub_enumerate_chunks(struct scrub_ctx *sctx, } else { spin_unlock(&cache->lock); } - +skip_unfreeze: btrfs_unfreeze_block_group(cache); btrfs_put_block_group(cache); if (ret) diff --git a/fs/btrfs/space-info.h b/fs/btrfs/space-info.h index 5646393b928c..74706f604bce 100644 --- a/fs/btrfs/space-info.h +++ b/fs/btrfs/space-info.h @@ -152,4 +152,21 @@ static inline void btrfs_space_info_free_bytes_may_use( int btrfs_reserve_data_bytes(struct btrfs_fs_info *fs_info, u64 bytes, enum btrfs_reserve_flush_enum flush); +static inline void __btrfs_mod_total_bytes_pinned( + struct btrfs_space_info *space_info, + s64 mod) +{ + percpu_counter_add_batch(&space_info->total_bytes_pinned, mod, + BTRFS_TOTAL_BYTES_PINNED_BATCH); +} + +static inline void btrfs_mod_total_bytes_pinned(struct btrfs_fs_info *fs_info, + u64 flags, s64 mod) +{ + struct btrfs_space_info *space_info = btrfs_find_space_info(fs_info, flags); + + ASSERT(space_info); + __btrfs_mod_total_bytes_pinned(space_info, mod); +} + #endif /* BTRFS_SPACE_INFO_H */ diff --git a/fs/btrfs/transaction.c b/fs/btrfs/transaction.c index 96dbfc011f45..261a50708cb8 100644 --- a/fs/btrfs/transaction.c +++ b/fs/btrfs/transaction.c @@ -1320,7 +1320,6 @@ static noinline int commit_fs_roots(struct btrfs_trans_handle *trans) struct btrfs_root *gang[8]; int i; int ret; - int err = 0; spin_lock(&fs_info->fs_roots_radix_lock); while (1) { @@ -1332,6 +1331,8 @@ static noinline int commit_fs_roots(struct btrfs_trans_handle *trans) break; for (i = 0; i < ret; i++) { struct btrfs_root *root = gang[i]; + int ret2; + radix_tree_tag_clear(&fs_info->fs_roots_radix, (unsigned long)root->root_key.objectid, BTRFS_ROOT_TRANS_TAG); @@ -1353,17 +1354,17 @@ static noinline int commit_fs_roots(struct btrfs_trans_handle *trans) root->node); } - err = btrfs_update_root(trans, fs_info->tree_root, + ret2 = btrfs_update_root(trans, fs_info->tree_root, &root->root_key, &root->root_item); + if (ret2) + return ret2; spin_lock(&fs_info->fs_roots_radix_lock); - if (err) - break; btrfs_qgroup_free_meta_all_pertrans(root); } } spin_unlock(&fs_info->fs_roots_radix_lock); - return err; + return 0; } /* diff --git a/fs/btrfs/xattr.c b/fs/btrfs/xattr.c index d3f514f6fadb..7934a4d2d183 100644 --- a/fs/btrfs/xattr.c +++ b/fs/btrfs/xattr.c @@ -229,11 +229,33 @@ int btrfs_setxattr_trans(struct inode *inode, const char *name, { struct btrfs_root *root = BTRFS_I(inode)->root; struct btrfs_trans_handle *trans; + const bool start_trans = (current->journal_info == NULL); int ret; - trans = btrfs_start_transaction(root, 2); - if (IS_ERR(trans)) - return PTR_ERR(trans); + if (start_trans) { + /* + * 1 unit for inserting/updating/deleting the xattr + * 1 unit for the inode item update + */ + trans = btrfs_start_transaction(root, 2); + if (IS_ERR(trans)) + return PTR_ERR(trans); + } else { + /* + * This can happen when smack is enabled and a directory is being + * created. It happens through d_instantiate_new(), which calls + * smack_d_instantiate(), which in turn calls __vfs_setxattr() to + * set the transmute xattr (XATTR_NAME_SMACKTRANSMUTE) on the + * inode. We have already reserved space for the xattr and inode + * update at btrfs_mkdir(), so just use the transaction handle. + * We don't join or start a transaction, as that will reset the + * block_rsv of the handle and trigger a warning for the start + * case. + */ + ASSERT(strncmp(name, XATTR_SECURITY_PREFIX, + XATTR_SECURITY_PREFIX_LEN) == 0); + trans = current->journal_info; + } ret = btrfs_setxattr(trans, inode, name, value, size, flags); if (ret) @@ -244,7 +266,8 @@ int btrfs_setxattr_trans(struct inode *inode, const char *name, ret = btrfs_update_inode(trans, root, inode); BUG_ON(ret); out: - btrfs_end_transaction(trans); + if (start_trans) + btrfs_end_transaction(trans); return ret; } diff --git a/fs/buffer.c b/fs/buffer.c index 85fc97361b45..63afd6ddb85f 100644 --- a/fs/buffer.c +++ b/fs/buffer.c @@ -48,7 +48,6 @@ #include #include #include -#include #include "internal.h" @@ -1265,6 +1264,15 @@ static void bh_lru_install(struct buffer_head *bh) int i; check_irqs_on(); + /* + * the refcount of buffer_head in bh_lru prevents dropping the + * attached page(i.e., try_to_free_buffers) so it could cause + * failing page migration. + * Skip putting upcoming bh into bh_lru until migration is done. + */ + if (lru_cache_disabled()) + return; + bh_lru_lock(); b = this_cpu_ptr(&bh_lrus); @@ -1405,6 +1413,15 @@ __bread_gfp(struct block_device *bdev, sector_t block, } EXPORT_SYMBOL(__bread_gfp); +static void __invalidate_bh_lrus(struct bh_lru *b) +{ + int i; + + for (i = 0; i < BH_LRU_SIZE; i++) { + brelse(b->bhs[i]); + b->bhs[i] = NULL; + } +} /* * invalidate_bh_lrus() is called rarely - but not only at unmount. * This doesn't race because it runs in each cpu either in irq @@ -1413,16 +1430,12 @@ EXPORT_SYMBOL(__bread_gfp); static void invalidate_bh_lru(void *arg) { struct bh_lru *b = &get_cpu_var(bh_lrus); - int i; - for (i = 0; i < BH_LRU_SIZE; i++) { - brelse(b->bhs[i]); - b->bhs[i] = NULL; - } + __invalidate_bh_lrus(b); put_cpu_var(bh_lrus); } -static bool has_bh_in_lru(int cpu, void *dummy) +bool has_bh_in_lru(int cpu, void *dummy) { struct bh_lru *b = per_cpu_ptr(&bh_lrus, cpu); int i; @@ -1435,53 +1448,20 @@ static bool has_bh_in_lru(int cpu, void *dummy) return false; } -static void __evict_bhs_lru(void *arg) -{ - struct bh_lru *b = &get_cpu_var(bh_lrus); - struct xarray *busy_bhs = arg; - struct buffer_head *bh; - unsigned long i, xarray_index; - - xa_for_each(busy_bhs, xarray_index, bh) { - for (i = 0; i < BH_LRU_SIZE; i++) { - if (b->bhs[i] == bh) { - brelse(b->bhs[i]); - b->bhs[i] = NULL; - break; - } - } - } - - put_cpu_var(bh_lrus); -} - -static bool page_has_bhs_in_lru(int cpu, void *arg) -{ - struct bh_lru *b = per_cpu_ptr(&bh_lrus, cpu); - struct xarray *busy_bhs = arg; - struct buffer_head *bh; - unsigned long i, xarray_index; - - xa_for_each(busy_bhs, xarray_index, bh) { - for (i = 0; i < BH_LRU_SIZE; i++) { - if (b->bhs[i] == bh) - return true; - } - } - - return false; - -} void invalidate_bh_lrus(void) { on_each_cpu_cond(has_bh_in_lru, invalidate_bh_lru, NULL, 1); } EXPORT_SYMBOL_GPL(invalidate_bh_lrus); -static void evict_bh_lrus(struct xarray *busy_bhs) +void invalidate_bh_lrus_cpu(int cpu) { - on_each_cpu_cond(page_has_bhs_in_lru, __evict_bhs_lru, - busy_bhs, 1); + struct bh_lru *b; + + bh_lru_lock(); + b = per_cpu_ptr(&bh_lrus, cpu); + __invalidate_bh_lrus(b); + bh_lru_unlock(); } void set_bh_page(struct buffer_head *bh, @@ -3244,38 +3224,14 @@ drop_buffers(struct page *page, struct buffer_head **buffers_to_free) { struct buffer_head *head = page_buffers(page); struct buffer_head *bh; - struct xarray busy_bhs; - int bh_count = 0; - int xa_ret, ret = 0; - - xa_init(&busy_bhs); bh = head; do { - if (buffer_busy(bh)) { - xa_ret = xa_err(xa_store(&busy_bhs, bh_count++, - bh, GFP_ATOMIC)); - if (xa_ret) - goto out; - } + if (buffer_busy(bh)) + goto failed; bh = bh->b_this_page; } while (bh != head); - if (bh_count) { - /* - * Check if the busy failure was due to an outstanding - * LRU reference - */ - evict_bh_lrus(&busy_bhs); - do { - if (buffer_busy(bh)) - goto out; - - bh = bh->b_this_page; - } while (bh != head); - } - - ret = 1; do { struct buffer_head *next = bh->b_this_page; @@ -3285,10 +3241,9 @@ drop_buffers(struct page *page, struct buffer_head **buffers_to_free) } while (bh != head); *buffers_to_free = head; detach_page_private(page); -out: - xa_destroy(&busy_bhs); - - return ret; + return 1; +failed: + return 0; } int try_to_free_buffers(struct page *page) diff --git a/fs/ceph/caps.c b/fs/ceph/caps.c index 2b200b5a44c3..576d01275bbd 100644 --- a/fs/ceph/caps.c +++ b/fs/ceph/caps.c @@ -3092,10 +3092,12 @@ static void __ceph_put_cap_refs(struct ceph_inode_info *ci, int had, dout("put_cap_refs %p had %s%s%s\n", inode, ceph_cap_string(had), last ? " last" : "", put ? " put" : ""); - if (last && !skip_checking_caps) - ceph_check_caps(ci, 0, NULL); - else if (flushsnaps) - ceph_flush_snaps(ci, NULL); + if (!skip_checking_caps) { + if (last) + ceph_check_caps(ci, 0, NULL); + else if (flushsnaps) + ceph_flush_snaps(ci, NULL); + } if (wake) wake_up_all(&ci->i_cap_wq); while (put-- > 0) diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c index 472cb7777e3e..f0ed29a9a6f1 100644 --- a/fs/cifs/cifsfs.c +++ b/fs/cifs/cifsfs.c @@ -286,7 +286,7 @@ cifs_statfs(struct dentry *dentry, struct kstatfs *buf) rc = server->ops->queryfs(xid, tcon, cifs_sb, buf); free_xid(xid); - return 0; + return rc; } static long cifs_fallocate(struct file *file, int mode, loff_t off, loff_t len) diff --git a/fs/cifs/cifsglob.h b/fs/cifs/cifsglob.h index 484ec2d8c5c9..3295516af2ae 100644 --- a/fs/cifs/cifsglob.h +++ b/fs/cifs/cifsglob.h @@ -256,7 +256,7 @@ struct smb_version_operations { /* verify the message */ int (*check_message)(char *, unsigned int, struct TCP_Server_Info *); bool (*is_oplock_break)(char *, struct TCP_Server_Info *); - int (*handle_cancelled_mid)(char *, struct TCP_Server_Info *); + int (*handle_cancelled_mid)(struct mid_q_entry *, struct TCP_Server_Info *); void (*downgrade_oplock)(struct TCP_Server_Info *server, struct cifsInodeInfo *cinode, __u32 oplock, unsigned int epoch, bool *purge_cache); @@ -1785,10 +1785,11 @@ static inline bool is_retryable_error(int error) #define CIFS_NO_RSP_BUF 0x040 /* no response buffer required */ /* Type of request operation */ -#define CIFS_ECHO_OP 0x080 /* echo request */ -#define CIFS_OBREAK_OP 0x0100 /* oplock break request */ -#define CIFS_NEG_OP 0x0200 /* negotiate request */ -#define CIFS_OP_MASK 0x0380 /* mask request type */ +#define CIFS_ECHO_OP 0x080 /* echo request */ +#define CIFS_OBREAK_OP 0x0100 /* oplock break request */ +#define CIFS_NEG_OP 0x0200 /* negotiate request */ +#define CIFS_CP_CREATE_CLOSE_OP 0x0400 /* compound create+close request */ +#define CIFS_OP_MASK 0x0780 /* mask request type */ #define CIFS_HAS_CREDITS 0x0400 /* already has credits */ #define CIFS_TRANSFORM_REQ 0x0800 /* transform request before sending */ diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c index ad3ecda1314d..fa359f473e3d 100644 --- a/fs/cifs/connect.c +++ b/fs/cifs/connect.c @@ -2629,6 +2629,11 @@ smbd_connected: tcp_ses->min_offload = volume_info->min_offload; tcp_ses->tcpStatus = CifsNeedNegotiate; + if ((volume_info->max_credits < 20) || (volume_info->max_credits > 60000)) + tcp_ses->max_credits = SMB2_MAX_CREDITS_AVAILABLE; + else + tcp_ses->max_credits = volume_info->max_credits; + tcp_ses->nr_targets = 1; tcp_ses->ignore_signature = volume_info->ignore_signature; /* thread spawned, put it on the list */ @@ -4077,11 +4082,6 @@ static int mount_get_conns(struct smb_vol *vol, struct cifs_sb_info *cifs_sb, *nserver = server; - if ((vol->max_credits < 20) || (vol->max_credits > 60000)) - server->max_credits = SMB2_MAX_CREDITS_AVAILABLE; - else - server->max_credits = vol->max_credits; - /* get a reference to a SMB session */ ses = cifs_get_smb_ses(server, vol); if (IS_ERR(ses)) { diff --git a/fs/cifs/inode.c b/fs/cifs/inode.c index 9ee5f304592f..b1f0c05d6eaf 100644 --- a/fs/cifs/inode.c +++ b/fs/cifs/inode.c @@ -2375,7 +2375,7 @@ int cifs_getattr(const struct path *path, struct kstat *stat, * We need to be sure that all dirty pages are written and the server * has actual ctime, mtime and file length. */ - if ((request_mask & (STATX_CTIME | STATX_MTIME | STATX_SIZE)) && + if ((request_mask & (STATX_CTIME | STATX_MTIME | STATX_SIZE | STATX_BLOCKS)) && !CIFS_CACHE_READ(CIFS_I(inode)) && inode->i_mapping && inode->i_mapping->nrpages != 0) { rc = filemap_fdatawait(inode->i_mapping); @@ -2565,6 +2565,14 @@ set_size_out: if (rc == 0) { cifsInode->server_eof = attrs->ia_size; cifs_setsize(inode, attrs->ia_size); + /* + * i_blocks is not related to (i_size / i_blksize), but instead + * 512 byte (2**9) size is required for calculating num blocks. + * Until we can query the server for actual allocation size, + * this is best estimate we have for blocks allocated for a file + * Number of blocks must be rounded up so size 1 is not 0 blocks + */ + inode->i_blocks = (512 - 1 + attrs->ia_size) >> 9; /* * The man page of truncate says if the size changed, diff --git a/fs/cifs/sess.c b/fs/cifs/sess.c index de564368a887..c2fe85ca2ded 100644 --- a/fs/cifs/sess.c +++ b/fs/cifs/sess.c @@ -224,6 +224,7 @@ cifs_ses_add_channel(struct cifs_ses *ses, struct cifs_server_iface *iface) vol.noautotune = ses->server->noautotune; vol.sockopt_tcp_nodelay = ses->server->tcp_nodelay; vol.echo_interval = ses->server->echo_interval / HZ; + vol.max_credits = ses->server->max_credits; /* * This will be used for encoding/decoding user/domain/pw diff --git a/fs/cifs/smb2inode.c b/fs/cifs/smb2inode.c index 1f900b81c34a..a718dc77e604 100644 --- a/fs/cifs/smb2inode.c +++ b/fs/cifs/smb2inode.c @@ -358,6 +358,7 @@ smb2_compound_op(const unsigned int xid, struct cifs_tcon *tcon, if (cfile) goto after_close; /* Close */ + flags |= CIFS_CP_CREATE_CLOSE_OP; rqst[num_rqst].rq_iov = &vars->close_iov[0]; rqst[num_rqst].rq_nvec = 1; rc = SMB2_close_init(tcon, server, diff --git a/fs/cifs/smb2misc.c b/fs/cifs/smb2misc.c index 2da6b41cb552..db22d686c61f 100644 --- a/fs/cifs/smb2misc.c +++ b/fs/cifs/smb2misc.c @@ -835,14 +835,14 @@ smb2_handle_cancelled_close(struct cifs_tcon *tcon, __u64 persistent_fid, } int -smb2_handle_cancelled_mid(char *buffer, struct TCP_Server_Info *server) +smb2_handle_cancelled_mid(struct mid_q_entry *mid, struct TCP_Server_Info *server) { - struct smb2_sync_hdr *sync_hdr = (struct smb2_sync_hdr *)buffer; - struct smb2_create_rsp *rsp = (struct smb2_create_rsp *)buffer; + struct smb2_sync_hdr *sync_hdr = mid->resp_buf; + struct smb2_create_rsp *rsp = mid->resp_buf; struct cifs_tcon *tcon; int rc; - if (sync_hdr->Command != SMB2_CREATE || + if ((mid->optype & CIFS_CP_CREATE_CLOSE_OP) || sync_hdr->Command != SMB2_CREATE || sync_hdr->Status != STATUS_SUCCESS) return 0; diff --git a/fs/cifs/smb2ops.c b/fs/cifs/smb2ops.c index 22f1d8dc12b0..02998c79bb90 100644 --- a/fs/cifs/smb2ops.c +++ b/fs/cifs/smb2ops.c @@ -1137,7 +1137,7 @@ smb2_set_ea(const unsigned int xid, struct cifs_tcon *tcon, struct TCP_Server_Info *server = cifs_pick_channel(ses); __le16 *utf16_path = NULL; int ea_name_len = strlen(ea_name); - int flags = 0; + int flags = CIFS_CP_CREATE_CLOSE_OP; int len; struct smb_rqst rqst[3]; int resp_buftype[3]; @@ -1515,7 +1515,7 @@ smb2_ioctl_query_info(const unsigned int xid, struct smb_query_info qi; struct smb_query_info __user *pqi; int rc = 0; - int flags = 0; + int flags = CIFS_CP_CREATE_CLOSE_OP; struct smb2_query_info_rsp *qi_rsp = NULL; struct smb2_ioctl_rsp *io_rsp = NULL; void *buffer = NULL; @@ -2482,7 +2482,7 @@ smb2_query_info_compound(const unsigned int xid, struct cifs_tcon *tcon, { struct cifs_ses *ses = tcon->ses; struct TCP_Server_Info *server = cifs_pick_channel(ses); - int flags = 0; + int flags = CIFS_CP_CREATE_CLOSE_OP; struct smb_rqst rqst[3]; int resp_buftype[3]; struct kvec rsp_iov[3]; @@ -2880,7 +2880,7 @@ smb2_query_symlink(const unsigned int xid, struct cifs_tcon *tcon, unsigned int sub_offset; unsigned int print_len; unsigned int print_offset; - int flags = 0; + int flags = CIFS_CP_CREATE_CLOSE_OP; struct smb_rqst rqst[3]; int resp_buftype[3]; struct kvec rsp_iov[3]; @@ -3062,7 +3062,7 @@ smb2_query_reparse_tag(const unsigned int xid, struct cifs_tcon *tcon, struct cifs_open_parms oparms; struct cifs_fid fid; struct TCP_Server_Info *server = cifs_pick_channel(tcon->ses); - int flags = 0; + int flags = CIFS_CP_CREATE_CLOSE_OP; struct smb_rqst rqst[3]; int resp_buftype[3]; struct kvec rsp_iov[3]; diff --git a/fs/cifs/smb2proto.h b/fs/cifs/smb2proto.h index d4110447ee3a..4eb0ca84355a 100644 --- a/fs/cifs/smb2proto.h +++ b/fs/cifs/smb2proto.h @@ -246,8 +246,7 @@ extern int SMB2_oplock_break(const unsigned int xid, struct cifs_tcon *tcon, extern int smb2_handle_cancelled_close(struct cifs_tcon *tcon, __u64 persistent_fid, __u64 volatile_fid); -extern int smb2_handle_cancelled_mid(char *buffer, - struct TCP_Server_Info *server); +extern int smb2_handle_cancelled_mid(struct mid_q_entry *mid, struct TCP_Server_Info *server); void smb2_cancelled_close_fid(struct work_struct *work); extern int SMB2_QFS_info(const unsigned int xid, struct cifs_tcon *tcon, u64 persistent_file_id, u64 volatile_file_id, diff --git a/fs/cifs/transport.c b/fs/cifs/transport.c index 9391cd17a2b5..7b45b3b79df5 100644 --- a/fs/cifs/transport.c +++ b/fs/cifs/transport.c @@ -101,7 +101,7 @@ static void _cifs_mid_q_entry_release(struct kref *refcount) if (midEntry->resp_buf && (midEntry->mid_flags & MID_WAIT_CANCELLED) && midEntry->mid_state == MID_RESPONSE_RECEIVED && server->ops->handle_cancelled_mid) - server->ops->handle_cancelled_mid(midEntry->resp_buf, server); + server->ops->handle_cancelled_mid(midEntry, server); midEntry->mid_state = MID_FREE; atomic_dec(&midCount); @@ -1156,9 +1156,12 @@ compound_send_recv(const unsigned int xid, struct cifs_ses *ses, /* * Compounding is never used during session establish. */ - if ((ses->status == CifsNew) || (optype & CIFS_NEG_OP)) + if ((ses->status == CifsNew) || (optype & CIFS_NEG_OP)) { + mutex_lock(&server->srv_mutex); smb311_update_preauth_hash(ses, rqst[0].rq_iov, rqst[0].rq_nvec); + mutex_unlock(&server->srv_mutex); + } for (i = 0; i < num_rqst; i++) { rc = wait_for_response(server, midQ[i]); @@ -1226,7 +1229,9 @@ compound_send_recv(const unsigned int xid, struct cifs_ses *ses, .iov_base = resp_iov[0].iov_base, .iov_len = resp_iov[0].iov_len }; + mutex_lock(&server->srv_mutex); smb311_update_preauth_hash(ses, &iov, 1); + mutex_unlock(&server->srv_mutex); } out: diff --git a/fs/configfs/dir.c b/fs/configfs/dir.c index b0983e2a4e2c..a6d9f2220392 100644 --- a/fs/configfs/dir.c +++ b/fs/configfs/dir.c @@ -1409,6 +1409,21 @@ static int configfs_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode else ret = configfs_attach_item(parent_item, item, dentry, frag); + /* inherit uid/gid from process creating the directory */ + if (!uid_eq(current_fsuid(), GLOBAL_ROOT_UID) || + !gid_eq(current_fsgid(), GLOBAL_ROOT_GID)) { + struct iattr ia = { + .ia_uid = current_fsuid(), + .ia_gid = current_fsgid(), + .ia_valid = ATTR_UID | ATTR_GID, + }; + struct inode *inode = d_inode(dentry); + inode->i_uid = ia.ia_uid; + inode->i_gid = ia.ia_gid; + /* the above manual assignments skip the permission checks */ + configfs_setattr(dentry, &ia); + } + spin_lock(&configfs_dirent_lock); sd->s_type &= ~CONFIGFS_USET_IN_MKDIR; if (!ret) diff --git a/fs/configfs/file.c b/fs/configfs/file.c index 1f0270229d7b..da8351d1e455 100644 --- a/fs/configfs/file.c +++ b/fs/configfs/file.c @@ -378,7 +378,7 @@ static int __configfs_open_file(struct inode *inode, struct file *file, int type attr = to_attr(dentry); if (!attr) - goto out_put_item; + goto out_free_buffer; if (type & CONFIGFS_ITEM_BIN_ATTR) { buffer->bin_attr = to_bin_attr(dentry); @@ -391,7 +391,7 @@ static int __configfs_open_file(struct inode *inode, struct file *file, int type /* Grab the module reference for this attribute if we have one */ error = -ENODEV; if (!try_module_get(buffer->owner)) - goto out_put_item; + goto out_free_buffer; error = -EACCES; if (!buffer->item->ci_type) @@ -435,8 +435,6 @@ static int __configfs_open_file(struct inode *inode, struct file *file, int type out_put_module: module_put(buffer->owner); -out_put_item: - config_item_put(buffer->item); out_free_buffer: up_read(&frag->frag_sem); kfree(buffer); diff --git a/fs/debugfs/inode.c b/fs/debugfs/inode.c index 2fcf66473436..86c7f0489620 100644 --- a/fs/debugfs/inode.c +++ b/fs/debugfs/inode.c @@ -297,7 +297,7 @@ struct dentry *debugfs_lookup(const char *name, struct dentry *parent) { struct dentry *dentry; - if (IS_ERR(parent)) + if (!debugfs_initialized() || IS_ERR_OR_NULL(name) || IS_ERR(parent)) return NULL; if (!parent) @@ -318,6 +318,9 @@ static struct dentry *start_creating(const char *name, struct dentry *parent) if (!(debugfs_allow & DEBUGFS_ALLOW_API)) return ERR_PTR(-EPERM); + if (!debugfs_initialized()) + return ERR_PTR(-ENOENT); + pr_debug("creating file '%s'\n", name); if (IS_ERR(parent)) diff --git a/fs/erofs/super.c b/fs/erofs/super.c index be10b16ea66e..d5a6b9b888a5 100644 --- a/fs/erofs/super.c +++ b/fs/erofs/super.c @@ -158,8 +158,8 @@ static int erofs_read_superblock(struct super_block *sb) blkszbits = dsb->blkszbits; /* 9(512 bytes) + LOG_SECTORS_PER_BLOCK == LOG_BLOCK_SIZE */ if (blkszbits != LOG_BLOCK_SIZE) { - erofs_err(sb, "blksize %u isn't supported on this platform", - 1 << blkszbits); + erofs_err(sb, "blkszbits %u isn't supported on this platform", + blkszbits); goto out; } diff --git a/fs/erofs/xattr.c b/fs/erofs/xattr.c index 58cf0cf1b818..6330bca9d91d 100644 --- a/fs/erofs/xattr.c +++ b/fs/erofs/xattr.c @@ -48,8 +48,14 @@ static int init_inode_xattrs(struct inode *inode) int ret = 0; /* the most case is that xattrs of this inode are initialized. */ - if (test_bit(EROFS_I_EA_INITED_BIT, &vi->flags)) + if (test_bit(EROFS_I_EA_INITED_BIT, &vi->flags)) { + /* + * paired with smp_mb() at the end of the function to ensure + * fields will only be observed after the bit is set. + */ + smp_mb(); return 0; + } if (wait_on_bit_lock(&vi->flags, EROFS_I_BL_XATTR_BIT, TASK_KILLABLE)) return -ERESTARTSYS; @@ -137,6 +143,8 @@ static int init_inode_xattrs(struct inode *inode) } xattr_iter_end(&it, atomic_map); + /* paired with smp_mb() at the beginning of the function. */ + smp_mb(); set_bit(EROFS_I_EA_INITED_BIT, &vi->flags); out_unlock: diff --git a/fs/erofs/zmap.c b/fs/erofs/zmap.c index ae325541884e..14d2de35110c 100644 --- a/fs/erofs/zmap.c +++ b/fs/erofs/zmap.c @@ -36,8 +36,14 @@ static int z_erofs_fill_inode_lazy(struct inode *inode) void *kaddr; struct z_erofs_map_header *h; - if (test_bit(EROFS_I_Z_INITED_BIT, &vi->flags)) + if (test_bit(EROFS_I_Z_INITED_BIT, &vi->flags)) { + /* + * paired with smp_mb() at the end of the function to ensure + * fields will only be observed after the bit is set. + */ + smp_mb(); return 0; + } if (wait_on_bit_lock(&vi->flags, EROFS_I_BL_Z_BIT, TASK_KILLABLE)) return -ERESTARTSYS; @@ -83,6 +89,8 @@ static int z_erofs_fill_inode_lazy(struct inode *inode) vi->z_physical_clusterbits[1] = vi->z_logical_clusterbits + ((h->h_clusterbits >> 5) & 7); + /* paired with smp_mb() at the beginning of the function */ + smp_mb(); set_bit(EROFS_I_Z_INITED_BIT, &vi->flags); unmap_done: kunmap_atomic(kaddr); diff --git a/fs/eventpoll.c b/fs/eventpoll.c index af986d0376ea..ba9911bef5aa 100644 --- a/fs/eventpoll.c +++ b/fs/eventpoll.c @@ -40,6 +40,8 @@ #include #include +#include + /* * LOCKING: * There are three level of locking required by epoll : @@ -1063,7 +1065,7 @@ static struct epitem *ep_find(struct eventpoll *ep, struct file *file, int fd) return epir; } -#ifdef CONFIG_CHECKPOINT_RESTORE +#ifdef CONFIG_KCMP static struct epitem *ep_find_tfd(struct eventpoll *ep, int tfd, unsigned long toff) { struct rb_node *rbp; @@ -1105,7 +1107,7 @@ struct file *get_epoll_tfile_raw_ptr(struct file *file, int tfd, return file_raw; } -#endif /* CONFIG_CHECKPOINT_RESTORE */ +#endif /* CONFIG_KCMP */ /** * Adds a new entry to the tail of the list in a lockless way, i.e. @@ -1451,15 +1453,20 @@ static int ep_create_wakeup_source(struct epitem *epi) { struct name_snapshot n; struct wakeup_source *ws; + char ws_name[64]; + strlcpy(ws_name, "eventpoll", sizeof(ws_name)); + trace_android_vh_ep_create_wakeup_source(ws_name, sizeof(ws_name)); if (!epi->ep->ws) { - epi->ep->ws = wakeup_source_register(NULL, "eventpoll"); + epi->ep->ws = wakeup_source_register(NULL, ws_name); if (!epi->ep->ws) return -ENOMEM; } take_dentry_name_snapshot(&n, epi->ffd.file->f_path.dentry); - ws = wakeup_source_register(NULL, n.name.name); + strlcpy(ws_name, n.name.name, sizeof(ws_name)); + trace_android_vh_ep_create_wakeup_source(ws_name, sizeof(ws_name)); + ws = wakeup_source_register(NULL, ws_name); release_dentry_name_snapshot(&n); if (!ws) diff --git a/fs/exfat/exfat_raw.h b/fs/exfat/exfat_raw.h index 6aec6288e1f2..7f39b1c6469c 100644 --- a/fs/exfat/exfat_raw.h +++ b/fs/exfat/exfat_raw.h @@ -77,6 +77,10 @@ #define EXFAT_FILE_NAME_LEN 15 +#define EXFAT_MIN_SECT_SIZE_BITS 9 +#define EXFAT_MAX_SECT_SIZE_BITS 12 +#define EXFAT_MAX_SECT_PER_CLUS_BITS(x) (25 - (x)->sect_size_bits) + /* EXFAT: Main and Backup Boot Sector (512 bytes) */ struct boot_sector { __u8 jmp_boot[BOOTSEC_JUMP_BOOT_LEN]; diff --git a/fs/exfat/super.c b/fs/exfat/super.c index 87be5bfc31eb..c6d8d2e53486 100644 --- a/fs/exfat/super.c +++ b/fs/exfat/super.c @@ -381,8 +381,7 @@ static int exfat_calibrate_blocksize(struct super_block *sb, int logical_sect) { struct exfat_sb_info *sbi = EXFAT_SB(sb); - if (!is_power_of_2(logical_sect) || - logical_sect < 512 || logical_sect > 4096) { + if (!is_power_of_2(logical_sect)) { exfat_err(sb, "bogus logical sector size %u", logical_sect); return -EIO; } @@ -451,6 +450,25 @@ static int exfat_read_boot_sector(struct super_block *sb) return -EINVAL; } + /* + * sect_size_bits could be at least 9 and at most 12. + */ + if (p_boot->sect_size_bits < EXFAT_MIN_SECT_SIZE_BITS || + p_boot->sect_size_bits > EXFAT_MAX_SECT_SIZE_BITS) { + exfat_err(sb, "bogus sector size bits : %u\n", + p_boot->sect_size_bits); + return -EINVAL; + } + + /* + * sect_per_clus_bits could be at least 0 and at most 25 - sect_size_bits. + */ + if (p_boot->sect_per_clus_bits > EXFAT_MAX_SECT_PER_CLUS_BITS(p_boot)) { + exfat_err(sb, "bogus sectors bits per cluster : %u\n", + p_boot->sect_per_clus_bits); + return -EINVAL; + } + sbi->sect_per_clus = 1 << p_boot->sect_per_clus_bits; sbi->sect_per_clus_bits = p_boot->sect_per_clus_bits; sbi->cluster_size_bits = p_boot->sect_per_clus_bits + @@ -477,16 +495,19 @@ static int exfat_read_boot_sector(struct super_block *sb) sbi->used_clusters = EXFAT_CLUSTERS_UNTRACKED; /* check consistencies */ - if (sbi->num_FAT_sectors << p_boot->sect_size_bits < - sbi->num_clusters * 4) { + if ((u64)sbi->num_FAT_sectors << p_boot->sect_size_bits < + (u64)sbi->num_clusters * 4) { exfat_err(sb, "bogus fat length"); return -EINVAL; } + if (sbi->data_start_sector < - sbi->FAT1_start_sector + sbi->num_FAT_sectors * p_boot->num_fats) { + (u64)sbi->FAT1_start_sector + + (u64)sbi->num_FAT_sectors * p_boot->num_fats) { exfat_err(sb, "bogus data start sector"); return -EINVAL; } + if (sbi->vol_flags & VOLUME_DIRTY) exfat_warn(sb, "Volume was not properly unmounted. Some data may be corrupt. Please run fsck."); if (sbi->vol_flags & MEDIA_FAILURE) diff --git a/fs/ext4/Kconfig b/fs/ext4/Kconfig index 619dd35ddd48..86699c8cab28 100644 --- a/fs/ext4/Kconfig +++ b/fs/ext4/Kconfig @@ -103,8 +103,7 @@ config EXT4_DEBUG config EXT4_KUNIT_TESTS tristate "KUnit tests for ext4" if !KUNIT_ALL_TESTS - select EXT4_FS - depends on KUNIT + depends on EXT4_FS && KUNIT default KUNIT_ALL_TESTS help This builds the ext4 KUnit tests. diff --git a/fs/ext4/ext4.h b/fs/ext4/ext4.h index c21deb2e8a97..a4660b8c6fac 100644 --- a/fs/ext4/ext4.h +++ b/fs/ext4/ext4.h @@ -2807,6 +2807,8 @@ void __ext4_fc_track_link(handle_t *handle, struct inode *inode, struct dentry *dentry); void ext4_fc_track_unlink(handle_t *handle, struct dentry *dentry); void ext4_fc_track_link(handle_t *handle, struct dentry *dentry); +void __ext4_fc_track_create(handle_t *handle, struct inode *inode, + struct dentry *dentry); void ext4_fc_track_create(handle_t *handle, struct dentry *dentry); void ext4_fc_track_inode(handle_t *handle, struct inode *inode); void ext4_fc_mark_ineligible(struct super_block *sb, int reason); diff --git a/fs/ext4/fast_commit.c b/fs/ext4/fast_commit.c index a1dd7ca962c3..4008a674250c 100644 --- a/fs/ext4/fast_commit.c +++ b/fs/ext4/fast_commit.c @@ -452,10 +452,10 @@ void ext4_fc_track_link(handle_t *handle, struct dentry *dentry) __ext4_fc_track_link(handle, d_inode(dentry), dentry); } -void ext4_fc_track_create(handle_t *handle, struct dentry *dentry) +void __ext4_fc_track_create(handle_t *handle, struct inode *inode, + struct dentry *dentry) { struct __track_dentry_update_args args; - struct inode *inode = d_inode(dentry); int ret; args.dentry = dentry; @@ -466,6 +466,11 @@ void ext4_fc_track_create(handle_t *handle, struct dentry *dentry) trace_ext4_fc_track_create(inode, dentry, ret); } +void ext4_fc_track_create(handle_t *handle, struct dentry *dentry) +{ + __ext4_fc_track_create(handle, d_inode(dentry), dentry); +} + /* __track_fn for inode tracking */ static int __track_inode(struct inode *inode, void *arg, bool update) { diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c index 60878625d2ad..edfd5b67c6cf 100644 --- a/fs/ext4/inode.c +++ b/fs/ext4/inode.c @@ -5061,7 +5061,7 @@ static int ext4_do_update_inode(handle_t *handle, struct ext4_inode_info *ei = EXT4_I(inode); struct buffer_head *bh = iloc->bh; struct super_block *sb = inode->i_sb; - int err = 0, rc, block; + int err = 0, block; int need_datasync = 0, set_large_file = 0; uid_t i_uid; gid_t i_gid; @@ -5173,9 +5173,9 @@ static int ext4_do_update_inode(handle_t *handle, bh->b_data); BUFFER_TRACE(bh, "call ext4_handle_dirty_metadata"); - rc = ext4_handle_dirty_metadata(handle, NULL, bh); - if (!err) - err = rc; + err = ext4_handle_dirty_metadata(handle, NULL, bh); + if (err) + goto out_brelse; ext4_clear_inode_state(inode, EXT4_STATE_NEW); if (set_large_file) { BUFFER_TRACE(EXT4_SB(sb)->s_sbh, "get write access"); @@ -5417,8 +5417,10 @@ int ext4_setattr(struct dentry *dentry, struct iattr *attr) inode->i_gid = attr->ia_gid; error = ext4_mark_inode_dirty(handle, inode); ext4_journal_stop(handle); - if (unlikely(error)) + if (unlikely(error)) { + ext4_fc_stop_update(inode); return error; + } } if (attr->ia_valid & ATTR_SIZE) { diff --git a/fs/ext4/namei.c b/fs/ext4/namei.c index f25007e681b6..9128e165a673 100644 --- a/fs/ext4/namei.c +++ b/fs/ext4/namei.c @@ -2513,11 +2513,10 @@ again: (frame - 1)->bh); if (err) goto journal_error; - if (restart) { - err = ext4_handle_dirty_dx_node(handle, dir, - frame->bh); + err = ext4_handle_dirty_dx_node(handle, dir, + frame->bh); + if (err) goto journal_error; - } } else { struct dx_root *dxroot; memcpy((char *) entries2, (char *) entries, @@ -3716,6 +3715,32 @@ static int ext4_setent(handle_t *handle, struct ext4_renament *ent, return retval; } +static void ext4_resetent(handle_t *handle, struct ext4_renament *ent, + unsigned ino, unsigned file_type) +{ + struct ext4_renament old = *ent; + int retval = 0; + + /* + * old->de could have moved from under us during make indexed dir, + * so the old->de may no longer valid and need to find it again + * before reset old inode info. + */ + old.bh = ext4_find_entry(old.dir, &old.dentry->d_name, &old.de, NULL, + NULL); + if (IS_ERR(old.bh)) + retval = PTR_ERR(old.bh); + if (!old.bh) + retval = -ENOENT; + if (retval) { + ext4_std_error(old.dir->i_sb, retval); + return; + } + + ext4_setent(handle, &old, ino, file_type); + brelse(old.bh); +} + static int ext4_find_delete_entry(handle_t *handle, struct inode *dir, const struct qstr *d_name) { @@ -3954,6 +3979,7 @@ static int ext4_rename(struct inode *old_dir, struct dentry *old_dentry, retval = ext4_mark_inode_dirty(handle, whiteout); if (unlikely(retval)) goto end_rename; + } if (!new.bh) { retval = ext4_add_entry(handle, new.dentry, old.inode); @@ -4027,6 +4053,8 @@ static int ext4_rename(struct inode *old_dir, struct dentry *old_dentry, ext4_fc_track_unlink(handle, new.dentry); __ext4_fc_track_link(handle, old.inode, new.dentry); __ext4_fc_track_unlink(handle, old.inode, old.dentry); + if (whiteout) + __ext4_fc_track_create(handle, whiteout, old.dentry); } if (new.inode) { @@ -4041,8 +4069,8 @@ static int ext4_rename(struct inode *old_dir, struct dentry *old_dentry, end_rename: if (whiteout) { if (retval) { - ext4_setent(handle, &old, - old.inode->i_ino, old_file_type); + ext4_resetent(handle, &old, + old.inode->i_ino, old_file_type); drop_nlink(whiteout); } unlock_new_inode(whiteout); diff --git a/fs/ext4/super.c b/fs/ext4/super.c index d65fa8bb3369..9977bc7afafe 100644 --- a/fs/ext4/super.c +++ b/fs/ext4/super.c @@ -4870,7 +4870,6 @@ static int ext4_fill_super(struct super_block *sb, void *data, int silent) set_task_ioprio(sbi->s_journal->j_task, journal_ioprio); - sbi->s_journal->j_commit_callback = ext4_journal_commit_callback; sbi->s_journal->j_submit_inode_data_buffers = ext4_journal_submit_inode_data_buffers; sbi->s_journal->j_finish_inode_data_buffers = @@ -4982,6 +4981,14 @@ no_journal: goto failed_mount5; } + /* + * We can only set up the journal commit callback once + * mballoc is initialized + */ + if (sbi->s_journal) + sbi->s_journal->j_commit_callback = + ext4_journal_commit_callback; + block = ext4_count_free_clusters(sb); ext4_free_blocks_count_set(sbi->s_es, EXT4_C2B(sbi, block)); diff --git a/fs/ext4/verity.c b/fs/ext4/verity.c index 5b7ba8f71153..00e3cbde472e 100644 --- a/fs/ext4/verity.c +++ b/fs/ext4/verity.c @@ -201,55 +201,76 @@ static int ext4_end_enable_verity(struct file *filp, const void *desc, struct inode *inode = file_inode(filp); const int credits = 2; /* superblock and inode for ext4_orphan_del() */ handle_t *handle; + struct ext4_iloc iloc; int err = 0; - int err2; - - if (desc != NULL) { - /* Succeeded; write the verity descriptor. */ - err = ext4_write_verity_descriptor(inode, desc, desc_size, - merkle_tree_size); - - /* Write all pages before clearing VERITY_IN_PROGRESS. */ - if (!err) - err = filemap_write_and_wait(inode->i_mapping); - } - - /* If we failed, truncate anything we wrote past i_size. */ - if (desc == NULL || err) - ext4_truncate(inode); /* - * We must always clean up by clearing EXT4_STATE_VERITY_IN_PROGRESS and - * deleting the inode from the orphan list, even if something failed. - * If everything succeeded, we'll also set the verity bit in the same - * transaction. + * If an error already occurred (which fs/verity/ signals by passing + * desc == NULL), then only clean-up is needed. */ + if (desc == NULL) + goto cleanup; - ext4_clear_inode_state(inode, EXT4_STATE_VERITY_IN_PROGRESS); + /* Append the verity descriptor. */ + err = ext4_write_verity_descriptor(inode, desc, desc_size, + merkle_tree_size); + if (err) + goto cleanup; + + /* + * Write all pages (both data and verity metadata). Note that this must + * happen before clearing EXT4_STATE_VERITY_IN_PROGRESS; otherwise pages + * beyond i_size won't be written properly. For crash consistency, this + * also must happen before the verity inode flag gets persisted. + */ + err = filemap_write_and_wait(inode->i_mapping); + if (err) + goto cleanup; + + /* + * Finally, set the verity inode flag and remove the inode from the + * orphan list (in a single transaction). + */ handle = ext4_journal_start(inode, EXT4_HT_INODE, credits); if (IS_ERR(handle)) { - ext4_orphan_del(NULL, inode); - return PTR_ERR(handle); + err = PTR_ERR(handle); + goto cleanup; } - err2 = ext4_orphan_del(handle, inode); - if (err2) - goto out_stop; + err = ext4_orphan_del(handle, inode); + if (err) + goto stop_and_cleanup; - if (desc != NULL && !err) { - struct ext4_iloc iloc; + err = ext4_reserve_inode_write(handle, inode, &iloc); + if (err) + goto stop_and_cleanup; + + ext4_set_inode_flag(inode, EXT4_INODE_VERITY); + ext4_set_inode_flags(inode, false); + err = ext4_mark_iloc_dirty(handle, inode, &iloc); + if (err) + goto stop_and_cleanup; - err = ext4_reserve_inode_write(handle, inode, &iloc); - if (err) - goto out_stop; - ext4_set_inode_flag(inode, EXT4_INODE_VERITY); - ext4_set_inode_flags(inode, false); - err = ext4_mark_iloc_dirty(handle, inode, &iloc); - } -out_stop: ext4_journal_stop(handle); - return err ?: err2; + + ext4_clear_inode_state(inode, EXT4_STATE_VERITY_IN_PROGRESS); + return 0; + +stop_and_cleanup: + ext4_journal_stop(handle); +cleanup: + /* + * Verity failed to be enabled, so clean up by truncating any verity + * metadata that was written beyond i_size (both from cache and from + * disk), removing the inode from the orphan list (if it wasn't done + * already), and clearing EXT4_STATE_VERITY_IN_PROGRESS. + */ + truncate_inode_pages(inode->i_mapping, inode->i_size); + ext4_truncate(inode); + ext4_orphan_del(NULL, inode); + ext4_clear_inode_state(inode, EXT4_STATE_VERITY_IN_PROGRESS); + return err; } static int ext4_get_verity_descriptor_location(struct inode *inode, diff --git a/fs/ext4/xattr.c b/fs/ext4/xattr.c index 6127e94ea4f5..469847179573 100644 --- a/fs/ext4/xattr.c +++ b/fs/ext4/xattr.c @@ -2398,7 +2398,7 @@ retry_inode: * external inode if possible. */ if (ext4_has_feature_ea_inode(inode->i_sb) && - !i.in_inode) { + i.value_len && !i.in_inode) { i.in_inode = 1; goto retry_inode; } diff --git a/fs/f2fs/compress.c b/fs/f2fs/compress.c index 77fa342de38f..3c9d797dbdd6 100644 --- a/fs/f2fs/compress.c +++ b/fs/f2fs/compress.c @@ -1353,6 +1353,7 @@ unlock_continue: if (fio.compr_blocks) f2fs_i_compr_blocks_update(inode, fio.compr_blocks - 1, false); f2fs_i_compr_blocks_update(inode, cc->nr_cpages, true); + add_compr_block_stat(inode, cc->nr_cpages); set_inode_flag(cc->inode, FI_APPEND_WRITE); if (cc->cluster_idx == 0) diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h index 52b7c7d0a351..7e6977173d28 100644 --- a/fs/f2fs/f2fs.h +++ b/fs/f2fs/f2fs.h @@ -1623,6 +1623,11 @@ struct f2fs_sb_info { #ifdef CONFIG_F2FS_FS_COMPRESSION struct kmem_cache *page_array_slab; /* page array entry */ unsigned int page_array_slab_size; /* default page array slab size */ + + /* For runtime compression statistics */ + u64 compr_written_block; + u64 compr_saved_block; + u32 compr_new_inode; #endif }; @@ -3954,6 +3959,18 @@ int f2fs_init_page_array_cache(struct f2fs_sb_info *sbi); void f2fs_destroy_page_array_cache(struct f2fs_sb_info *sbi); int __init f2fs_init_compress_cache(void); void f2fs_destroy_compress_cache(void); +#define inc_compr_inode_stat(inode) \ + do { \ + struct f2fs_sb_info *sbi = F2FS_I_SB(inode); \ + sbi->compr_new_inode++; \ + } while (0) +#define add_compr_block_stat(inode, blocks) \ + do { \ + struct f2fs_sb_info *sbi = F2FS_I_SB(inode); \ + int diff = F2FS_I(inode)->i_cluster_size - blocks; \ + sbi->compr_written_block += blocks; \ + sbi->compr_saved_block += diff; \ + } while (0) #else static inline bool f2fs_is_compressed_page(struct page *page) { return false; } static inline bool f2fs_is_compress_backend_ready(struct inode *inode) @@ -3982,6 +3999,7 @@ static inline int f2fs_init_page_array_cache(struct f2fs_sb_info *sbi) { return static inline void f2fs_destroy_page_array_cache(struct f2fs_sb_info *sbi) { } static inline int __init f2fs_init_compress_cache(void) { return 0; } static inline void f2fs_destroy_compress_cache(void) { } +#define inc_compr_inode_stat(inode) do { } while (0) #endif static inline void set_compress_context(struct inode *inode) @@ -4005,6 +4023,7 @@ static inline void set_compress_context(struct inode *inode) F2FS_I(inode)->i_flags |= F2FS_COMPR_FL; set_inode_flag(inode, FI_COMPRESSED_FILE); stat_inc_compr_inode(inode); + inc_compr_inode_stat(inode); f2fs_mark_inode_dirty_sync(inode, true); } diff --git a/fs/f2fs/sysfs.c b/fs/f2fs/sysfs.c index e38a7f6921dd..a166eebbe019 100644 --- a/fs/f2fs/sysfs.c +++ b/fs/f2fs/sysfs.c @@ -12,6 +12,7 @@ #include #include #include +#include #include "f2fs.h" #include "segment.h" @@ -282,6 +283,17 @@ static ssize_t f2fs_sbi_show(struct f2fs_attr *a, return len; } +#ifdef CONFIG_F2FS_FS_COMPRESSION + if (!strcmp(a->attr.name, "compr_written_block")) + return sysfs_emit(buf, "%llu\n", sbi->compr_written_block); + + if (!strcmp(a->attr.name, "compr_saved_block")) + return sysfs_emit(buf, "%llu\n", sbi->compr_saved_block); + + if (!strcmp(a->attr.name, "compr_new_inode")) + return sysfs_emit(buf, "%u\n", sbi->compr_new_inode); +#endif + ui = (unsigned int *)(ptr + a->offset); return sprintf(buf, "%u\n", *ui); @@ -458,6 +470,24 @@ out: return count; } +#ifdef CONFIG_F2FS_FS_COMPRESSION + if (!strcmp(a->attr.name, "compr_written_block") || + !strcmp(a->attr.name, "compr_saved_block")) { + if (t != 0) + return -EINVAL; + sbi->compr_written_block = 0; + sbi->compr_saved_block = 0; + return count; + } + + if (!strcmp(a->attr.name, "compr_new_inode")) { + if (t != 0) + return -EINVAL; + sbi->compr_new_inode = 0; + return count; + } +#endif + *ui = (unsigned int)t; return count; @@ -668,6 +698,9 @@ F2FS_FEATURE_RO_ATTR(sb_checksum, FEAT_SB_CHECKSUM); F2FS_FEATURE_RO_ATTR(casefold, FEAT_CASEFOLD); #ifdef CONFIG_F2FS_FS_COMPRESSION F2FS_FEATURE_RO_ATTR(compression, FEAT_COMPRESSION); +F2FS_RW_ATTR(F2FS_SBI, f2fs_sb_info, compr_written_block, compr_written_block); +F2FS_RW_ATTR(F2FS_SBI, f2fs_sb_info, compr_saved_block, compr_saved_block); +F2FS_RW_ATTR(F2FS_SBI, f2fs_sb_info, compr_new_inode, compr_new_inode); #endif #define ATTR_LIST(name) (&f2fs_attr_##name.attr) @@ -730,6 +763,11 @@ static struct attribute *f2fs_attrs[] = { ATTR_LIST(moved_blocks_foreground), ATTR_LIST(moved_blocks_background), ATTR_LIST(avg_vblocks), +#endif +#ifdef CONFIG_F2FS_FS_COMPRESSION + ATTR_LIST(compr_written_block), + ATTR_LIST(compr_saved_block), + ATTR_LIST(compr_new_inode), #endif NULL, }; diff --git a/fs/fuse/fuse_i.h b/fs/fuse/fuse_i.h index 66e17893f3e0..cc89344b5b2b 100644 --- a/fs/fuse/fuse_i.h +++ b/fs/fuse/fuse_i.h @@ -886,6 +886,7 @@ static inline u64 fuse_get_attr_version(struct fuse_conn *fc) static inline void fuse_make_bad(struct inode *inode) { + remove_inode_hash(inode); set_bit(FUSE_I_BAD, &get_fuse_inode(inode)->state); } diff --git a/fs/gfs2/bmap.c b/fs/gfs2/bmap.c index 62d9081d1e26..a1f9dde33058 100644 --- a/fs/gfs2/bmap.c +++ b/fs/gfs2/bmap.c @@ -1230,6 +1230,9 @@ static int gfs2_iomap_end(struct inode *inode, loff_t pos, loff_t length, gfs2_inplace_release(ip); + if (ip->i_qadata && ip->i_qadata->qa_qd_num) + gfs2_quota_unlock(ip); + if (length != written && (iomap->flags & IOMAP_F_NEW)) { /* Deallocate blocks that were just allocated. */ loff_t blockmask = i_blocksize(inode) - 1; @@ -1242,9 +1245,6 @@ static int gfs2_iomap_end(struct inode *inode, loff_t pos, loff_t length, } } - if (ip->i_qadata && ip->i_qadata->qa_qd_num) - gfs2_quota_unlock(ip); - if (unlikely(!written)) goto out_unlock; diff --git a/fs/gfs2/lock_dlm.c b/fs/gfs2/lock_dlm.c index 9f2b5609f225..153272f82984 100644 --- a/fs/gfs2/lock_dlm.c +++ b/fs/gfs2/lock_dlm.c @@ -284,7 +284,6 @@ static void gdlm_put_lock(struct gfs2_glock *gl) { struct gfs2_sbd *sdp = gl->gl_name.ln_sbd; struct lm_lockstruct *ls = &sdp->sd_lockstruct; - int lvb_needs_unlock = 0; int error; if (gl->gl_lksb.sb_lkid == 0) { @@ -297,13 +296,10 @@ static void gdlm_put_lock(struct gfs2_glock *gl) gfs2_sbstats_inc(gl, GFS2_LKS_DCOUNT); gfs2_update_request_times(gl); - /* don't want to skip dlm_unlock writing the lvb when lock is ex */ - - if (gl->gl_lksb.sb_lvbptr && (gl->gl_state == LM_ST_EXCLUSIVE)) - lvb_needs_unlock = 1; + /* don't want to skip dlm_unlock writing the lvb when lock has one */ if (test_bit(SDF_SKIP_DLM_UNLOCK, &sdp->sd_flags) && - !lvb_needs_unlock) { + !gl->gl_lksb.sb_lvbptr) { gfs2_glock_free(gl); return; } diff --git a/fs/gfs2/ops_fstype.c b/fs/gfs2/ops_fstype.c index 61fce59cb4d3..f2c6bbe5cdb8 100644 --- a/fs/gfs2/ops_fstype.c +++ b/fs/gfs2/ops_fstype.c @@ -1084,6 +1084,7 @@ static int gfs2_fill_super(struct super_block *sb, struct fs_context *fc) int silent = fc->sb_flags & SB_SILENT; struct gfs2_sbd *sdp; struct gfs2_holder mount_gh; + struct gfs2_holder freeze_gh; int error; sdp = init_sbd(sb); @@ -1195,25 +1196,18 @@ static int gfs2_fill_super(struct super_block *sb, struct fs_context *fc) goto fail_per_node; } - if (sb_rdonly(sb)) { - struct gfs2_holder freeze_gh; + error = gfs2_freeze_lock(sdp, &freeze_gh, 0); + if (error) + goto fail_per_node; - error = gfs2_glock_nq_init(sdp->sd_freeze_gl, LM_ST_SHARED, - LM_FLAG_NOEXP | GL_EXACT, - &freeze_gh); - if (error) { - fs_err(sdp, "can't make FS RO: %d\n", error); - goto fail_per_node; - } - gfs2_glock_dq_uninit(&freeze_gh); - } else { + if (!sb_rdonly(sb)) error = gfs2_make_fs_rw(sdp); - if (error) { - fs_err(sdp, "can't make FS RW: %d\n", error); - goto fail_per_node; - } - } + gfs2_freeze_unlock(&freeze_gh); + if (error) { + fs_err(sdp, "can't make FS RW: %d\n", error); + goto fail_per_node; + } gfs2_glock_dq_uninit(&mount_gh); gfs2_online_uevent(sdp); return 0; @@ -1514,6 +1508,12 @@ static int gfs2_reconfigure(struct fs_context *fc) fc->sb_flags |= SB_RDONLY; if ((sb->s_flags ^ fc->sb_flags) & SB_RDONLY) { + struct gfs2_holder freeze_gh; + + error = gfs2_freeze_lock(sdp, &freeze_gh, 0); + if (error) + return -EINVAL; + if (fc->sb_flags & SB_RDONLY) { error = gfs2_make_fs_ro(sdp); if (error) @@ -1523,6 +1523,7 @@ static int gfs2_reconfigure(struct fs_context *fc) if (error) errorfc(fc, "unable to remount read-write"); } + gfs2_freeze_unlock(&freeze_gh); } sdp->sd_args = *newargs; diff --git a/fs/gfs2/recovery.c b/fs/gfs2/recovery.c index c26c68ebd29d..8f9c6480a5df 100644 --- a/fs/gfs2/recovery.c +++ b/fs/gfs2/recovery.c @@ -470,9 +470,7 @@ void gfs2_recover_func(struct work_struct *work) /* Acquire a shared hold on the freeze lock */ - error = gfs2_glock_nq_init(sdp->sd_freeze_gl, LM_ST_SHARED, - LM_FLAG_NOEXP | LM_FLAG_PRIORITY | - GL_EXACT, &thaw_gh); + error = gfs2_freeze_lock(sdp, &thaw_gh, LM_FLAG_PRIORITY); if (error) goto fail_gunlock_ji; @@ -514,15 +512,17 @@ void gfs2_recover_func(struct work_struct *work) error = foreach_descriptor(jd, head.lh_tail, head.lh_blkno, pass); lops_after_scan(jd, error, pass); - if (error) + if (error) { + up_read(&sdp->sd_log_flush_lock); goto fail_gunlock_thaw; + } } recover_local_statfs(jd, &head); clean_journal(jd, &head); up_read(&sdp->sd_log_flush_lock); - gfs2_glock_dq_uninit(&thaw_gh); + gfs2_freeze_unlock(&thaw_gh); t_rep = ktime_get(); fs_info(sdp, "jid=%u: Journal replayed in %lldms [jlck:%lldms, " "jhead:%lldms, tlck:%lldms, replay:%lldms]\n", @@ -544,7 +544,7 @@ void gfs2_recover_func(struct work_struct *work) goto done; fail_gunlock_thaw: - gfs2_glock_dq_uninit(&thaw_gh); + gfs2_freeze_unlock(&thaw_gh); fail_gunlock_ji: if (jlocked) { gfs2_glock_dq_uninit(&ji_gh); diff --git a/fs/gfs2/super.c b/fs/gfs2/super.c index b3d951ab8068..ddd40c96f7a2 100644 --- a/fs/gfs2/super.c +++ b/fs/gfs2/super.c @@ -165,7 +165,6 @@ int gfs2_make_fs_rw(struct gfs2_sbd *sdp) { struct gfs2_inode *ip = GFS2_I(sdp->sd_jdesc->jd_inode); struct gfs2_glock *j_gl = ip->i_gl; - struct gfs2_holder freeze_gh; struct gfs2_log_header_host head; int error; @@ -173,12 +172,6 @@ int gfs2_make_fs_rw(struct gfs2_sbd *sdp) if (error) return error; - error = gfs2_glock_nq_init(sdp->sd_freeze_gl, LM_ST_SHARED, - LM_FLAG_NOEXP | GL_EXACT, - &freeze_gh); - if (error) - goto fail_threads; - j_gl->gl_ops->go_inval(j_gl, DIO_METADATA); if (gfs2_withdrawn(sdp)) { error = -EIO; @@ -205,13 +198,9 @@ int gfs2_make_fs_rw(struct gfs2_sbd *sdp) set_bit(SDF_JOURNAL_LIVE, &sdp->sd_flags); - gfs2_glock_dq_uninit(&freeze_gh); - return 0; fail: - gfs2_glock_dq_uninit(&freeze_gh); -fail_threads: if (sdp->sd_quotad_process) kthread_stop(sdp->sd_quotad_process); sdp->sd_quotad_process = NULL; @@ -454,7 +443,7 @@ static int gfs2_lock_fs_check_clean(struct gfs2_sbd *sdp) } if (error) - gfs2_glock_dq_uninit(&sdp->sd_freeze_gh); + gfs2_freeze_unlock(&sdp->sd_freeze_gh); out: while (!list_empty(&list)) { @@ -611,30 +600,9 @@ out: int gfs2_make_fs_ro(struct gfs2_sbd *sdp) { - struct gfs2_holder freeze_gh; int error = 0; int log_write_allowed = test_bit(SDF_JOURNAL_LIVE, &sdp->sd_flags); - gfs2_holder_mark_uninitialized(&freeze_gh); - if (sdp->sd_freeze_gl && - !gfs2_glock_is_locked_by_me(sdp->sd_freeze_gl)) { - if (!log_write_allowed) { - error = gfs2_glock_nq_init(sdp->sd_freeze_gl, - LM_ST_SHARED, LM_FLAG_TRY | - LM_FLAG_NOEXP | GL_EXACT, - &freeze_gh); - if (error == GLR_TRYFAILED) - error = 0; - } else { - error = gfs2_glock_nq_init(sdp->sd_freeze_gl, - LM_ST_SHARED, - LM_FLAG_NOEXP | GL_EXACT, - &freeze_gh); - if (error && !gfs2_withdrawn(sdp)) - return error; - } - } - gfs2_flush_delete_work(sdp); if (!log_write_allowed && current == sdp->sd_quotad_process) fs_warn(sdp, "The quotad daemon is withdrawing.\n"); @@ -663,9 +631,6 @@ int gfs2_make_fs_ro(struct gfs2_sbd *sdp) atomic_read(&sdp->sd_reserving_log) == 0, HZ * 5); } - if (gfs2_holder_initialized(&freeze_gh)) - gfs2_glock_dq_uninit(&freeze_gh); - gfs2_quota_cleanup(sdp); if (!log_write_allowed) @@ -774,10 +739,8 @@ void gfs2_freeze_func(struct work_struct *work) struct super_block *sb = sdp->sd_vfs; atomic_inc(&sb->s_active); - error = gfs2_glock_nq_init(sdp->sd_freeze_gl, LM_ST_SHARED, - LM_FLAG_NOEXP | GL_EXACT, &freeze_gh); + error = gfs2_freeze_lock(sdp, &freeze_gh, 0); if (error) { - fs_info(sdp, "GFS2: couldn't get freeze lock : %d\n", error); gfs2_assert_withdraw(sdp, 0); } else { atomic_set(&sdp->sd_freeze_state, SFS_UNFROZEN); @@ -787,7 +750,7 @@ void gfs2_freeze_func(struct work_struct *work) error); gfs2_assert_withdraw(sdp, 0); } - gfs2_glock_dq_uninit(&freeze_gh); + gfs2_freeze_unlock(&freeze_gh); } deactivate_super(sb); clear_bit_unlock(SDF_FS_FROZEN, &sdp->sd_flags); @@ -855,7 +818,7 @@ static int gfs2_unfreeze(struct super_block *sb) return 0; } - gfs2_glock_dq_uninit(&sdp->sd_freeze_gh); + gfs2_freeze_unlock(&sdp->sd_freeze_gh); mutex_unlock(&sdp->sd_freeze_mutex); return wait_on_bit(&sdp->sd_flags, SDF_FS_FROZEN, TASK_INTERRUPTIBLE); } diff --git a/fs/gfs2/util.c b/fs/gfs2/util.c index 0fba3bf64189..3ece99e6490c 100644 --- a/fs/gfs2/util.c +++ b/fs/gfs2/util.c @@ -91,18 +91,50 @@ out_unlock: return error; } +/** + * gfs2_freeze_lock - hold the freeze glock + * @sdp: the superblock + * @freeze_gh: pointer to the requested holder + * @caller_flags: any additional flags needed by the caller + */ +int gfs2_freeze_lock(struct gfs2_sbd *sdp, struct gfs2_holder *freeze_gh, + int caller_flags) +{ + int flags = LM_FLAG_NOEXP | GL_EXACT | caller_flags; + int error; + + error = gfs2_glock_nq_init(sdp->sd_freeze_gl, LM_ST_SHARED, flags, + freeze_gh); + if (error && error != GLR_TRYFAILED) + fs_err(sdp, "can't lock the freeze lock: %d\n", error); + return error; +} + +void gfs2_freeze_unlock(struct gfs2_holder *freeze_gh) +{ + if (gfs2_holder_initialized(freeze_gh)) + gfs2_glock_dq_uninit(freeze_gh); +} + static void signal_our_withdraw(struct gfs2_sbd *sdp) { - struct gfs2_glock *gl = sdp->sd_live_gh.gh_gl; - struct inode *inode = sdp->sd_jdesc->jd_inode; - struct gfs2_inode *ip = GFS2_I(inode); - u64 no_formal_ino = ip->i_no_formal_ino; + struct gfs2_glock *live_gl = sdp->sd_live_gh.gh_gl; + struct inode *inode; + struct gfs2_inode *ip; + struct gfs2_glock *i_gl; + u64 no_formal_ino; + int log_write_allowed = test_bit(SDF_JOURNAL_LIVE, &sdp->sd_flags); int ret = 0; int tries; - if (test_bit(SDF_NORECOVERY, &sdp->sd_flags)) + if (test_bit(SDF_NORECOVERY, &sdp->sd_flags) || !sdp->sd_jdesc) return; + inode = sdp->sd_jdesc->jd_inode; + ip = GFS2_I(inode); + i_gl = ip->i_gl; + no_formal_ino = ip->i_no_formal_ino; + /* Prevent any glock dq until withdraw recovery is complete */ set_bit(SDF_WITHDRAW_RECOVERY, &sdp->sd_flags); /* @@ -117,8 +149,21 @@ static void signal_our_withdraw(struct gfs2_sbd *sdp) * therefore we need to clear SDF_JOURNAL_LIVE manually. */ clear_bit(SDF_JOURNAL_LIVE, &sdp->sd_flags); - if (!sb_rdonly(sdp->sd_vfs)) - ret = gfs2_make_fs_ro(sdp); + if (!sb_rdonly(sdp->sd_vfs)) { + struct gfs2_holder freeze_gh; + + gfs2_holder_mark_uninitialized(&freeze_gh); + if (sdp->sd_freeze_gl && + !gfs2_glock_is_locked_by_me(sdp->sd_freeze_gl)) { + ret = gfs2_freeze_lock(sdp, &freeze_gh, + log_write_allowed ? 0 : LM_FLAG_TRY); + if (ret == GLR_TRYFAILED) + ret = 0; + } + if (!ret) + ret = gfs2_make_fs_ro(sdp); + gfs2_freeze_unlock(&freeze_gh); + } if (sdp->sd_lockstruct.ls_ops->lm_lock == NULL) { /* lock_nolock */ if (!ret) @@ -141,7 +186,8 @@ static void signal_our_withdraw(struct gfs2_sbd *sdp) atomic_set(&sdp->sd_freeze_state, SFS_FROZEN); thaw_super(sdp->sd_vfs); } else { - wait_on_bit(&gl->gl_flags, GLF_DEMOTE, TASK_UNINTERRUPTIBLE); + wait_on_bit(&i_gl->gl_flags, GLF_DEMOTE, + TASK_UNINTERRUPTIBLE); } /* @@ -161,15 +207,15 @@ static void signal_our_withdraw(struct gfs2_sbd *sdp) * on other nodes to be successful, otherwise we remain the owner of * the glock as far as dlm is concerned. */ - if (gl->gl_ops->go_free) { - set_bit(GLF_FREEING, &gl->gl_flags); - wait_on_bit(&gl->gl_flags, GLF_FREEING, TASK_UNINTERRUPTIBLE); + if (i_gl->gl_ops->go_free) { + set_bit(GLF_FREEING, &i_gl->gl_flags); + wait_on_bit(&i_gl->gl_flags, GLF_FREEING, TASK_UNINTERRUPTIBLE); } /* * Dequeue the "live" glock, but keep a reference so it's never freed. */ - gfs2_glock_hold(gl); + gfs2_glock_hold(live_gl); gfs2_glock_dq_wait(&sdp->sd_live_gh); /* * We enqueue the "live" glock in EX so that all other nodes @@ -208,7 +254,7 @@ static void signal_our_withdraw(struct gfs2_sbd *sdp) gfs2_glock_nq(&sdp->sd_live_gh); } - gfs2_glock_queue_put(gl); /* drop the extra reference we acquired */ + gfs2_glock_queue_put(live_gl); /* drop extra reference we acquired */ clear_bit(SDF_WITHDRAW_RECOVERY, &sdp->sd_flags); /* diff --git a/fs/gfs2/util.h b/fs/gfs2/util.h index d7562981b3a0..aa3771281aca 100644 --- a/fs/gfs2/util.h +++ b/fs/gfs2/util.h @@ -149,6 +149,9 @@ int gfs2_io_error_i(struct gfs2_sbd *sdp, const char *function, extern int check_journal_clean(struct gfs2_sbd *sdp, struct gfs2_jdesc *jd, bool verbose); +extern int gfs2_freeze_lock(struct gfs2_sbd *sdp, + struct gfs2_holder *freeze_gh, int caller_flags); +extern void gfs2_freeze_unlock(struct gfs2_holder *freeze_gh); #define gfs2_io_error(sdp) \ gfs2_io_error_i((sdp), __func__, __FILE__, __LINE__); diff --git a/fs/io_uring.c b/fs/io_uring.c index d0b7332ca703..06e9c2181995 100644 --- a/fs/io_uring.c +++ b/fs/io_uring.c @@ -2085,6 +2085,7 @@ static void __io_req_task_submit(struct io_kiocb *req) __io_req_task_cancel(req, -EFAULT); mutex_unlock(&ctx->uring_lock); + ctx->flags &= ~IORING_SETUP_R_DISABLED; if (ctx->flags & IORING_SETUP_SQPOLL) io_sq_thread_drop_mm(); } @@ -2616,6 +2617,13 @@ static bool io_rw_reissue(struct io_kiocb *req, long res) return false; if ((res != -EAGAIN && res != -EOPNOTSUPP) || io_wq_current_is_worker()) return false; + /* + * If ref is dying, we might be running poll reap from the exit work. + * Don't attempt to reissue from that path, just let it fail with + * -EAGAIN. + */ + if (percpu_ref_is_dying(&req->ctx->refs)) + return false; ret = io_sq_thread_acquire_mm(req->ctx, req); @@ -3493,6 +3501,7 @@ retry: goto out_free; } else if (ret > 0 && ret < io_size) { /* we got some bytes, but not all. retry. */ + kiocb->ki_flags &= ~IOCB_WAITQ; goto retry; } done: @@ -5083,6 +5092,9 @@ static void __io_queue_proc(struct io_poll_iocb *poll, struct io_poll_table *pt, pt->error = -EINVAL; return; } + /* double add on the same waitqueue head, ignore */ + if (poll->head == head) + return; poll = kmalloc(sizeof(*poll), GFP_ATOMIC); if (!poll) { pt->error = -ENOMEM; @@ -6230,9 +6242,10 @@ static enum hrtimer_restart io_link_timeout_fn(struct hrtimer *timer) if (prev) { req_set_fail_links(prev); io_async_find_and_cancel(ctx, req, prev->user_data, -ETIME); - io_put_req(prev); + io_put_req_deferred(prev, 1); } else { - io_req_complete(req, -ETIME); + io_cqring_add_event(req, -ETIME, 0); + io_put_req_deferred(req, 1); } return HRTIMER_NORESTART; } @@ -8440,8 +8453,21 @@ static __poll_t io_uring_poll(struct file *file, poll_table *wait) smp_rmb(); if (!io_sqring_full(ctx)) mask |= EPOLLOUT | EPOLLWRNORM; - io_cqring_overflow_flush(ctx, false, NULL, NULL); - if (io_cqring_events(ctx)) + + /* + * Don't flush cqring overflow list here, just do a simple check. + * Otherwise there could possible be ABBA deadlock: + * CPU0 CPU1 + * ---- ---- + * lock(&ctx->uring_lock); + * lock(&ep->mtx); + * lock(&ctx->uring_lock); + * lock(&ep->mtx); + * + * Users may get EPOLLIN meanwhile seeing nothing in cqring, this + * pushs them to do the flush. + */ + if (io_cqring_events(ctx) || test_bit(0, &ctx->cq_check_overflow)) mask |= EPOLLIN | EPOLLRDNORM; return mask; @@ -8668,6 +8694,8 @@ static void io_disable_sqo_submit(struct io_ring_ctx *ctx) { mutex_lock(&ctx->uring_lock); ctx->sqo_dead = 1; + if (ctx->flags & IORING_SETUP_R_DISABLED) + io_sq_offload_start(ctx); mutex_unlock(&ctx->uring_lock); /* make sure callers enter the ring to get error */ @@ -9646,10 +9674,7 @@ static int io_register_enable_rings(struct io_ring_ctx *ctx) if (ctx->restrictions.registered) ctx->restricted = 1; - ctx->flags &= ~IORING_SETUP_R_DISABLED; - io_sq_offload_start(ctx); - return 0; } diff --git a/fs/isofs/dir.c b/fs/isofs/dir.c index f0fe641893a5..b9e6a7ec78be 100644 --- a/fs/isofs/dir.c +++ b/fs/isofs/dir.c @@ -152,6 +152,7 @@ static int do_isofs_readdir(struct inode *inode, struct file *file, printk(KERN_NOTICE "iso9660: Corrupted directory entry" " in block %lu of inode %lu\n", block, inode->i_ino); + brelse(bh); return -EIO; } diff --git a/fs/isofs/namei.c b/fs/isofs/namei.c index 402769881c32..58f80e1b3ac0 100644 --- a/fs/isofs/namei.c +++ b/fs/isofs/namei.c @@ -102,6 +102,7 @@ isofs_find_entry(struct inode *dir, struct dentry *dentry, printk(KERN_NOTICE "iso9660: Corrupted directory entry" " in block %lu of inode %lu\n", block, dir->i_ino); + brelse(bh); return 0; } diff --git a/fs/jffs2/summary.c b/fs/jffs2/summary.c index be7c8a6a5748..4fe64519870f 100644 --- a/fs/jffs2/summary.c +++ b/fs/jffs2/summary.c @@ -783,6 +783,8 @@ static int jffs2_sum_write_data(struct jffs2_sb_info *c, struct jffs2_eraseblock dbg_summary("Writing unknown RWCOMPAT_COPY node type %x\n", je16_to_cpu(temp->u.nodetype)); jffs2_sum_disable_collecting(c->summary); + /* The above call removes the list, nothing more to do */ + goto bail_rwcompat; } else { BUG(); /* unknown node in summary information */ } @@ -794,6 +796,7 @@ static int jffs2_sum_write_data(struct jffs2_sb_info *c, struct jffs2_eraseblock c->summary->sum_num--; } + bail_rwcompat: jffs2_sum_reset_collected(c->summary); diff --git a/fs/jfs/jfs_dmap.c b/fs/jfs/jfs_dmap.c index 7dfcab2a2da6..aedad59f8a45 100644 --- a/fs/jfs/jfs_dmap.c +++ b/fs/jfs/jfs_dmap.c @@ -1656,7 +1656,7 @@ s64 dbDiscardAG(struct inode *ip, int agno, s64 minlen) } else if (rc == -ENOSPC) { /* search for next smaller log2 block */ l2nb = BLKSTOL2(nblocks) - 1; - nblocks = 1 << l2nb; + nblocks = 1LL << l2nb; } else { /* Trim any already allocated blocks */ jfs_error(bmp->db_ipbmap->i_sb, "-EIO\n"); diff --git a/fs/jfs/jfs_filsys.h b/fs/jfs/jfs_filsys.h index 1e899298f7f0..b5d702df7111 100644 --- a/fs/jfs/jfs_filsys.h +++ b/fs/jfs/jfs_filsys.h @@ -268,5 +268,6 @@ * fsck() must be run to repair */ #define FM_EXTENDFS 0x00000008 /* file system extendfs() in progress */ +#define FM_STATE_MAX 0x0000000f /* max value of s_state */ #endif /* _H_JFS_FILSYS */ diff --git a/fs/jfs/jfs_mount.c b/fs/jfs/jfs_mount.c index 2935d4c776ec..5d7d7170c03c 100644 --- a/fs/jfs/jfs_mount.c +++ b/fs/jfs/jfs_mount.c @@ -37,6 +37,7 @@ #include #include #include +#include #include "jfs_incore.h" #include "jfs_filsys.h" @@ -366,6 +367,15 @@ static int chkSuper(struct super_block *sb) sbi->bsize = bsize; sbi->l2bsize = le16_to_cpu(j_sb->s_l2bsize); + /* check some fields for possible corruption */ + if (sbi->l2bsize != ilog2((u32)bsize) || + j_sb->pad != 0 || + le32_to_cpu(j_sb->s_state) > FM_STATE_MAX) { + rc = -EINVAL; + jfs_err("jfs_mount: Mount Failure: superblock is corrupt!"); + goto out; + } + /* * For now, ignore s_pbsize, l2bfactor. All I/O going through buffer * cache. diff --git a/fs/locks.c b/fs/locks.c index 1f84a03601fe..32c948fe2944 100644 --- a/fs/locks.c +++ b/fs/locks.c @@ -1808,9 +1808,6 @@ check_conflicting_open(struct file *filp, const long arg, int flags) if (flags & FL_LAYOUT) return 0; - if (flags & FL_DELEG) - /* We leave these checks to the caller. */ - return 0; if (arg == F_RDLCK) return inode_is_open_for_write(inode) ? -EAGAIN : 0; diff --git a/fs/namei.c b/fs/namei.c index 71e4d8981c84..29adb446b134 100644 --- a/fs/namei.c +++ b/fs/namei.c @@ -672,17 +672,17 @@ static bool legitimize_root(struct nameidata *nd) */ /** - * unlazy_walk - try to switch to ref-walk mode. + * try_to_unlazy - try to switch to ref-walk mode. * @nd: nameidata pathwalk data - * Returns: 0 on success, -ECHILD on failure + * Returns: true on success, false on failure * - * unlazy_walk attempts to legitimize the current nd->path and nd->root + * try_to_unlazy attempts to legitimize the current nd->path and nd->root * for ref-walk mode. * Must be called from rcu-walk context. - * Nothing should touch nameidata between unlazy_walk() failure and + * Nothing should touch nameidata between try_to_unlazy() failure and * terminate_walk(). */ -static int unlazy_walk(struct nameidata *nd) +static bool try_to_unlazy(struct nameidata *nd) { struct dentry *parent = nd->path.dentry; @@ -697,14 +697,14 @@ static int unlazy_walk(struct nameidata *nd) goto out; rcu_read_unlock(); BUG_ON(nd->inode != parent->d_inode); - return 0; + return true; out1: nd->path.mnt = NULL; nd->path.dentry = NULL; out: rcu_read_unlock(); - return -ECHILD; + return false; } /** @@ -870,7 +870,7 @@ static int complete_walk(struct nameidata *nd) */ if (!(nd->flags & (LOOKUP_ROOT | LOOKUP_IS_SCOPED))) nd->root.mnt = NULL; - if (unlikely(unlazy_walk(nd))) + if (!try_to_unlazy(nd)) return -ECHILD; } @@ -1550,7 +1550,7 @@ static struct dentry *lookup_fast(struct nameidata *nd, unsigned seq; dentry = __d_lookup_rcu(parent, &nd->last, &seq); if (unlikely(!dentry)) { - if (unlazy_walk(nd)) + if (!try_to_unlazy(nd)) return ERR_PTR(-ECHILD); return NULL; } @@ -1651,10 +1651,8 @@ static inline int may_lookup(struct nameidata *nd) { if (nd->flags & LOOKUP_RCU) { int err = inode_permission(nd->inode, MAY_EXEC|MAY_NOT_BLOCK); - if (err != -ECHILD) + if (err != -ECHILD || !try_to_unlazy(nd)) return err; - if (unlazy_walk(nd)) - return -ECHILD; } return inode_permission(nd->inode, MAY_EXEC); } @@ -1676,7 +1674,7 @@ static int reserve_stack(struct nameidata *nd, struct path *link, unsigned seq) // unlazy even if we fail to grab the link - cleanup needs it bool grabbed_link = legitimize_path(nd, link, seq); - if (unlazy_walk(nd) != 0 || !grabbed_link) + if (!try_to_unlazy(nd) != 0 || !grabbed_link) return -ECHILD; if (nd_alloc_stack(nd)) @@ -1718,7 +1716,7 @@ static const char *pick_link(struct nameidata *nd, struct path *link, touch_atime(&last->link); cond_resched(); } else if (atime_needs_update(&last->link, inode)) { - if (unlikely(unlazy_walk(nd))) + if (!try_to_unlazy(nd)) return ERR_PTR(-ECHILD); touch_atime(&last->link); } @@ -1735,11 +1733,8 @@ static const char *pick_link(struct nameidata *nd, struct path *link, get = inode->i_op->get_link; if (nd->flags & LOOKUP_RCU) { res = get(NULL, inode, &last->done); - if (res == ERR_PTR(-ECHILD)) { - if (unlikely(unlazy_walk(nd))) - return ERR_PTR(-ECHILD); + if (res == ERR_PTR(-ECHILD) && try_to_unlazy(nd)) res = get(link->dentry, inode, &last->done); - } } else { res = get(link->dentry, inode, &last->done); } @@ -2277,7 +2272,7 @@ OK: } if (unlikely(!d_can_lookup(nd->path.dentry))) { if (nd->flags & LOOKUP_RCU) { - if (unlazy_walk(nd)) + if (!try_to_unlazy(nd)) return -ECHILD; } return -ENOTDIR; @@ -3211,7 +3206,6 @@ static const char *open_last_lookups(struct nameidata *nd, struct inode *inode; struct dentry *dentry; const char *res; - int error; nd->flags |= op->intent; @@ -3235,9 +3229,8 @@ static const char *open_last_lookups(struct nameidata *nd, } else { /* create side of things */ if (nd->flags & LOOKUP_RCU) { - error = unlazy_walk(nd); - if (unlikely(error)) - return ERR_PTR(error); + if (!try_to_unlazy(nd)) + return ERR_PTR(-ECHILD); } audit_inode(nd->name, dir, AUDIT_INODE_PARENT); /* trailing slashes? */ @@ -3246,9 +3239,7 @@ static const char *open_last_lookups(struct nameidata *nd, } if (open_flag & (O_CREAT | O_TRUNC | O_WRONLY | O_RDWR)) { - error = mnt_want_write(nd->path.mnt); - if (!error) - got_write = true; + got_write = !mnt_want_write(nd->path.mnt); /* * do _not_ fail yet - we might not need that or fail with * a different error; let lookup_open() decide; we'll be diff --git a/fs/nfs/dir.c b/fs/nfs/dir.c index 4e011adaf967..c837675cd395 100644 --- a/fs/nfs/dir.c +++ b/fs/nfs/dir.c @@ -1202,6 +1202,15 @@ out_force: goto out; } +static void nfs_mark_dir_for_revalidate(struct inode *inode) +{ + struct nfs_inode *nfsi = NFS_I(inode); + + spin_lock(&inode->i_lock); + nfsi->cache_validity |= NFS_INO_REVAL_PAGECACHE; + spin_unlock(&inode->i_lock); +} + /* * We judge how long we want to trust negative * dentries by looking at the parent inode mtime. @@ -1236,19 +1245,14 @@ nfs_lookup_revalidate_done(struct inode *dir, struct dentry *dentry, __func__, dentry); return 1; case 0: - nfs_mark_for_revalidate(dir); - if (inode && S_ISDIR(inode->i_mode)) { - /* Purge readdir caches. */ - nfs_zap_caches(inode); - /* - * We can't d_drop the root of a disconnected tree: - * its d_hash is on the s_anon list and d_drop() would hide - * it from shrink_dcache_for_unmount(), leading to busy - * inodes on unmount and further oopses. - */ - if (IS_ROOT(dentry)) - return 1; - } + /* + * We can't d_drop the root of a disconnected tree: + * its d_hash is on the s_anon list and d_drop() would hide + * it from shrink_dcache_for_unmount(), leading to busy + * inodes on unmount and further oopses. + */ + if (inode && IS_ROOT(dentry)) + return 1; dfprintk(LOOKUPCACHE, "NFS: %s(%pd2) is invalid\n", __func__, dentry); return 0; @@ -1326,6 +1330,13 @@ out: nfs_free_fattr(fattr); nfs_free_fhandle(fhandle); nfs4_label_free(label); + + /* + * If the lookup failed despite the dentry change attribute being + * a match, then we should revalidate the directory cache. + */ + if (!ret && nfs_verify_change_attribute(dir, dentry->d_time)) + nfs_mark_dir_for_revalidate(dir); return nfs_lookup_revalidate_done(dir, dentry, inode, ret); } @@ -1368,7 +1379,7 @@ nfs_do_lookup_revalidate(struct inode *dir, struct dentry *dentry, error = nfs_lookup_verify_inode(inode, flags); if (error) { if (error == -ESTALE) - nfs_zap_caches(dir); + nfs_mark_dir_for_revalidate(dir); goto out_bad; } nfs_advise_use_readdirplus(dir); @@ -1865,7 +1876,6 @@ out: dput(parent); return d; out_error: - nfs_mark_for_revalidate(dir); d = ERR_PTR(error); goto out; } diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c index a67c0590ff9c..0e18a2ea3f79 100644 --- a/fs/nfs/nfs4proc.c +++ b/fs/nfs/nfs4proc.c @@ -5433,15 +5433,16 @@ static void nfs4_bitmask_adjust(__u32 *bitmask, struct inode *inode, if (cache_validity & NFS_INO_INVALID_ATIME) bitmask[1] |= FATTR4_WORD1_TIME_ACCESS; - if (cache_validity & NFS_INO_INVALID_ACCESS) - bitmask[0] |= FATTR4_WORD1_MODE | FATTR4_WORD1_OWNER | - FATTR4_WORD1_OWNER_GROUP; - if (cache_validity & NFS_INO_INVALID_ACL) - bitmask[0] |= FATTR4_WORD0_ACL; - if (cache_validity & NFS_INO_INVALID_LABEL) + if (cache_validity & NFS_INO_INVALID_OTHER) + bitmask[1] |= FATTR4_WORD1_MODE | FATTR4_WORD1_OWNER | + FATTR4_WORD1_OWNER_GROUP | + FATTR4_WORD1_NUMLINKS; + if (label && label->len && cache_validity & NFS_INO_INVALID_LABEL) bitmask[2] |= FATTR4_WORD2_SECURITY_LABEL; - if (cache_validity & NFS_INO_INVALID_CTIME) + if (cache_validity & NFS_INO_INVALID_CHANGE) bitmask[0] |= FATTR4_WORD0_CHANGE; + if (cache_validity & NFS_INO_INVALID_CTIME) + bitmask[1] |= FATTR4_WORD1_TIME_METADATA; if (cache_validity & NFS_INO_INVALID_MTIME) bitmask[1] |= FATTR4_WORD1_TIME_MODIFY; if (cache_validity & NFS_INO_INVALID_SIZE) @@ -5966,7 +5967,7 @@ static int _nfs4_get_security_label(struct inode *inode, void *buf, return ret; if (!(fattr.valid & NFS_ATTR_FATTR_V4_SECURITY_LABEL)) return -ENOENT; - return 0; + return label.len; } static int nfs4_get_security_label(struct inode *inode, void *buf, diff --git a/fs/nfsd/filecache.c b/fs/nfsd/filecache.c index 5849c1bd88f1..e5aad1c10ea3 100644 --- a/fs/nfsd/filecache.c +++ b/fs/nfsd/filecache.c @@ -897,6 +897,8 @@ nfsd_file_find_locked(struct inode *inode, unsigned int may_flags, continue; if (!nfsd_match_cred(nf->nf_cred, current_cred())) continue; + if (!test_bit(NFSD_FILE_HASHED, &nf->nf_flags)) + continue; if (nfsd_file_get(nf) != NULL) return nf; } diff --git a/fs/nfsd/nfs4proc.c b/fs/nfsd/nfs4proc.c index e83b21778816..2e68cea148e0 100644 --- a/fs/nfsd/nfs4proc.c +++ b/fs/nfsd/nfs4proc.c @@ -1299,7 +1299,7 @@ nfsd4_cleanup_inter_ssc(struct vfsmount *ss_mnt, struct nfsd_file *src, struct nfsd_file *dst) { nfs42_ssc_close(src->nf_file); - /* 'src' is freed by nfsd4_do_async_copy */ + fput(src->nf_file); nfsd_file_put(dst); mntput(ss_mnt); } diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c index 47006eec724e..55cf60b71cde 100644 --- a/fs/nfsd/nfs4state.c +++ b/fs/nfsd/nfs4state.c @@ -4945,31 +4945,6 @@ static struct file_lock *nfs4_alloc_init_lease(struct nfs4_delegation *dp, return fl; } -static int nfsd4_check_conflicting_opens(struct nfs4_client *clp, - struct nfs4_file *fp) -{ - struct nfs4_clnt_odstate *co; - struct file *f = fp->fi_deleg_file->nf_file; - struct inode *ino = locks_inode(f); - int writes = atomic_read(&ino->i_writecount); - - if (fp->fi_fds[O_WRONLY]) - writes--; - if (fp->fi_fds[O_RDWR]) - writes--; - if (writes > 0) - return -EAGAIN; - spin_lock(&fp->fi_lock); - list_for_each_entry(co, &fp->fi_clnt_odstate, co_perfile) { - if (co->co_client != clp) { - spin_unlock(&fp->fi_lock); - return -EAGAIN; - } - } - spin_unlock(&fp->fi_lock); - return 0; -} - static struct nfs4_delegation * nfs4_set_delegation(struct nfs4_client *clp, struct svc_fh *fh, struct nfs4_file *fp, struct nfs4_clnt_odstate *odstate) @@ -4989,12 +4964,9 @@ nfs4_set_delegation(struct nfs4_client *clp, struct svc_fh *fh, nf = find_readable_file(fp); if (!nf) { - /* - * We probably could attempt another open and get a read - * delegation, but for now, don't bother until the - * client actually sends us one. - */ - return ERR_PTR(-EAGAIN); + /* We should always have a readable file here */ + WARN_ON_ONCE(1); + return ERR_PTR(-EBADF); } spin_lock(&state_lock); spin_lock(&fp->fi_lock); @@ -5024,19 +4996,11 @@ nfs4_set_delegation(struct nfs4_client *clp, struct svc_fh *fh, if (!fl) goto out_clnt_odstate; - status = nfsd4_check_conflicting_opens(clp, fp); - if (status) { - locks_free_lock(fl); - goto out_clnt_odstate; - } status = vfs_setlease(fp->fi_deleg_file->nf_file, fl->fl_type, &fl, NULL); if (fl) locks_free_lock(fl); if (status) goto out_clnt_odstate; - status = nfsd4_check_conflicting_opens(clp, fp); - if (status) - goto out_clnt_odstate; spin_lock(&state_lock); spin_lock(&fp->fi_lock); @@ -5118,6 +5082,17 @@ nfs4_open_delegation(struct svc_fh *fh, struct nfsd4_open *open, goto out_no_deleg; if (!cb_up || !(oo->oo_flags & NFS4_OO_CONFIRMED)) goto out_no_deleg; + /* + * Also, if the file was opened for write or + * create, there's a good chance the client's + * about to write to it, resulting in an + * immediate recall (since we don't support + * write delegations): + */ + if (open->op_share_access & NFS4_SHARE_ACCESS_WRITE) + goto out_no_deleg; + if (open->op_create == NFS4_OPEN_CREATE) + goto out_no_deleg; break; default: goto out_no_deleg; @@ -5397,7 +5372,7 @@ nfs4_laundromat(struct nfsd_net *nn) idr_for_each_entry(&nn->s2s_cp_stateids, cps_t, i) { cps = container_of(cps_t, struct nfs4_cpntf_state, cp_stateid); if (cps->cp_stateid.sc_type == NFS4_COPYNOTIFY_STID && - cps->cpntf_time > cutoff) + cps->cpntf_time < cutoff) _free_cpntf_state_locked(nn, cps); } spin_unlock(&nn->s2s_cp_lock); diff --git a/fs/nfsd/nfsctl.c b/fs/nfsd/nfsctl.c index f6d5d783f4a4..0759e589ab52 100644 --- a/fs/nfsd/nfsctl.c +++ b/fs/nfsd/nfsctl.c @@ -1522,12 +1522,9 @@ static int __init init_nfsd(void) int retval; printk(KERN_INFO "Installing knfsd (copyright (C) 1996 okir@monad.swb.de).\n"); - retval = register_pernet_subsys(&nfsd_net_ops); - if (retval < 0) - return retval; retval = register_cld_notifier(); if (retval) - goto out_unregister_pernet; + return retval; retval = nfsd4_init_slabs(); if (retval) goto out_unregister_notifier; @@ -1544,9 +1541,14 @@ static int __init init_nfsd(void) goto out_free_lockd; retval = register_filesystem(&nfsd_fs_type); if (retval) + goto out_free_exports; + retval = register_pernet_subsys(&nfsd_net_ops); + if (retval < 0) goto out_free_all; return 0; out_free_all: + unregister_pernet_subsys(&nfsd_net_ops); +out_free_exports: remove_proc_entry("fs/nfs/exports", NULL); remove_proc_entry("fs/nfs", NULL); out_free_lockd: @@ -1559,13 +1561,12 @@ out_free_slabs: nfsd4_free_slabs(); out_unregister_notifier: unregister_cld_notifier(); -out_unregister_pernet: - unregister_pernet_subsys(&nfsd_net_ops); return retval; } static void __exit exit_nfsd(void) { + unregister_pernet_subsys(&nfsd_net_ops); nfsd_drc_slab_free(); remove_proc_entry("fs/nfs/exports", NULL); remove_proc_entry("fs/nfs", NULL); @@ -1575,7 +1576,6 @@ static void __exit exit_nfsd(void) nfsd4_exit_pnfs(); unregister_filesystem(&nfsd_fs_type); unregister_cld_notifier(); - unregister_pernet_subsys(&nfsd_net_ops); } MODULE_AUTHOR("Olaf Kirch "); diff --git a/fs/ocfs2/cluster/heartbeat.c b/fs/ocfs2/cluster/heartbeat.c index 0179a73a3fa2..12a7590601dd 100644 --- a/fs/ocfs2/cluster/heartbeat.c +++ b/fs/ocfs2/cluster/heartbeat.c @@ -2042,7 +2042,7 @@ static struct config_item *o2hb_heartbeat_group_make_item(struct config_group *g o2hb_nego_timeout_handler, reg, NULL, ®->hr_handler_list); if (ret) - goto free; + goto remove_item; ret = o2net_register_handler(O2HB_NEGO_APPROVE_MSG, reg->hr_key, sizeof(struct o2hb_nego_msg), @@ -2057,6 +2057,12 @@ static struct config_item *o2hb_heartbeat_group_make_item(struct config_group *g unregister_handler: o2net_unregister_handler_list(®->hr_handler_list); +remove_item: + spin_lock(&o2hb_live_lock); + list_del(®->hr_all_item); + if (o2hb_global_heartbeat_active()) + clear_bit(reg->hr_region_num, o2hb_region_bitmap); + spin_unlock(&o2hb_live_lock); free: kfree(reg); return ERR_PTR(ret); diff --git a/fs/pnode.h b/fs/pnode.h index 26f74e092bd9..988f1aa9b02a 100644 --- a/fs/pnode.h +++ b/fs/pnode.h @@ -12,7 +12,7 @@ #define IS_MNT_SHARED(m) ((m)->mnt.mnt_flags & MNT_SHARED) #define IS_MNT_SLAVE(m) ((m)->mnt_master) -#define IS_MNT_NEW(m) (!(m)->mnt_ns) +#define IS_MNT_NEW(m) (!(m)->mnt_ns || is_anon_ns((m)->mnt_ns)) #define CLEAR_MNT_SHARED(m) ((m)->mnt.mnt_flags &= ~MNT_SHARED) #define IS_MNT_UNBINDABLE(m) ((m)->mnt.mnt_flags & MNT_UNBINDABLE) #define IS_MNT_MARKED(m) ((m)->mnt.mnt_flags & MNT_MARKED) diff --git a/fs/proc/meminfo.c b/fs/proc/meminfo.c index 887a5532e449..208c9c4a83d7 100644 --- a/fs/proc/meminfo.c +++ b/fs/proc/meminfo.c @@ -18,7 +18,7 @@ #endif #include #include "internal.h" - +#include void __attribute__((weak)) arch_report_meminfo(struct seq_file *m) { } @@ -145,6 +145,7 @@ static int meminfo_proc_show(struct seq_file *m, void *v) show_val_kb(m, "CmaFree: ", global_zone_page_state(NR_FREE_CMA_PAGES)); #endif + trace_android_vh_meminfo_proc_show(m); hugetlb_report_meminfo(m); diff --git a/fs/proc/proc_sysctl.c b/fs/proc/proc_sysctl.c index d2018f70d1fa..070d2df8ab9c 100644 --- a/fs/proc/proc_sysctl.c +++ b/fs/proc/proc_sysctl.c @@ -571,7 +571,7 @@ static ssize_t proc_sys_call_handler(struct kiocb *iocb, struct iov_iter *iter, error = -ENOMEM; if (count >= KMALLOC_MAX_SIZE) goto out; - kbuf = kzalloc(count + 1, GFP_KERNEL); + kbuf = kvzalloc(count + 1, GFP_KERNEL); if (!kbuf) goto out; @@ -600,7 +600,7 @@ static ssize_t proc_sys_call_handler(struct kiocb *iocb, struct iov_iter *iter, error = count; out_free_buf: - kfree(kbuf); + kvfree(kbuf); out: sysctl_head_finish(head); diff --git a/fs/proc/self.c b/fs/proc/self.c index cc71ce3466dc..a4012154e109 100644 --- a/fs/proc/self.c +++ b/fs/proc/self.c @@ -20,7 +20,7 @@ static const char *proc_self_get_link(struct dentry *dentry, * Not currently supported. Once we can inherit all of struct pid, * we can allow this. */ - if (current->flags & PF_KTHREAD) + if (current->flags & PF_IO_WORKER) return ERR_PTR(-EOPNOTSUPP); if (!tgid) diff --git a/fs/proc/task_mmu.c b/fs/proc/task_mmu.c index 71be8045e4b4..4657cbe5e111 100644 --- a/fs/proc/task_mmu.c +++ b/fs/proc/task_mmu.c @@ -1272,7 +1272,6 @@ static ssize_t clear_refs_write(struct file *file, const char __user *buf, struct mm_struct *mm; struct vm_area_struct *vma; enum clear_refs_types type; - struct mmu_gather tlb; int itype; int rv; @@ -1311,7 +1310,6 @@ static ssize_t clear_refs_write(struct file *file, const char __user *buf, goto out_unlock; } - tlb_gather_mmu(&tlb, mm, 0, -1); if (type == CLEAR_REFS_SOFT_DIRTY) { for (vma = mm->mmap; vma; vma = vma->vm_next) { if (!(vma->vm_flags & VM_SOFTDIRTY)) @@ -1323,15 +1321,18 @@ static ssize_t clear_refs_write(struct file *file, const char __user *buf, vm_write_end(vma); } + inc_tlb_flush_pending(mm); mmu_notifier_range_init(&range, MMU_NOTIFY_SOFT_DIRTY, 0, NULL, mm, 0, -1UL); mmu_notifier_invalidate_range_start(&range); } walk_page_range(mm, 0, mm->highest_vm_end, &clear_refs_walk_ops, &cp); - if (type == CLEAR_REFS_SOFT_DIRTY) + if (type == CLEAR_REFS_SOFT_DIRTY) { mmu_notifier_invalidate_range_end(&range); - tlb_finish_mmu(&tlb, 0, -1); + flush_tlb_mm(mm); + dec_tlb_flush_pending(mm); + } out_unlock: mmap_write_unlock(mm); out_mm: diff --git a/fs/proc/thread_self.c b/fs/proc/thread_self.c index a553273fbd41..d56681d86d28 100644 --- a/fs/proc/thread_self.c +++ b/fs/proc/thread_self.c @@ -17,6 +17,13 @@ static const char *proc_thread_self_get_link(struct dentry *dentry, pid_t pid = task_pid_nr_ns(current, ns); char *name; + /* + * Not currently supported. Once we can inherit all of struct pid, + * we can allow this. + */ + if (current->flags & PF_IO_WORKER) + return ERR_PTR(-EOPNOTSUPP); + if (!pid) return ERR_PTR(-ENOENT); name = kmalloc(10 + 6 + 10 + 1, dentry ? GFP_KERNEL : GFP_ATOMIC); diff --git a/fs/pstore/inode.c b/fs/pstore/inode.c index c331efe8de95..bbf241a431f2 100644 --- a/fs/pstore/inode.c +++ b/fs/pstore/inode.c @@ -467,7 +467,7 @@ static struct dentry *pstore_mount(struct file_system_type *fs_type, static void pstore_kill_sb(struct super_block *sb) { mutex_lock(&pstore_sb_lock); - WARN_ON(pstore_sb != sb); + WARN_ON(pstore_sb && pstore_sb != sb); kill_litter_super(sb); pstore_sb = NULL; diff --git a/fs/pstore/platform.c b/fs/pstore/platform.c index 36714df37d5d..b1ebf7b61732 100644 --- a/fs/pstore/platform.c +++ b/fs/pstore/platform.c @@ -269,7 +269,7 @@ static int pstore_compress(const void *in, void *out, { int ret; - if (!IS_ENABLED(CONFIG_PSTORE_COMPRESSION)) + if (!IS_ENABLED(CONFIG_PSTORE_COMPRESS)) return -EINVAL; ret = crypto_comp_compress(tfm, in, inlen, out, &outlen); @@ -671,7 +671,7 @@ static void decompress_record(struct pstore_record *record) int unzipped_len; char *unzipped, *workspace; - if (!IS_ENABLED(CONFIG_PSTORE_COMPRESSION) || !record->compressed) + if (!IS_ENABLED(CONFIG_PSTORE_COMPRESS) || !record->compressed) return; /* Only PSTORE_TYPE_DMESG support compression. */ diff --git a/fs/quota/quota_v2.c b/fs/quota/quota_v2.c index c21106557a37..b1467f3921c2 100644 --- a/fs/quota/quota_v2.c +++ b/fs/quota/quota_v2.c @@ -164,19 +164,24 @@ static int v2_read_file_info(struct super_block *sb, int type) quota_error(sb, "Number of blocks too big for quota file size (%llu > %llu).", (loff_t)qinfo->dqi_blocks << qinfo->dqi_blocksize_bits, i_size_read(sb_dqopt(sb)->files[type])); - goto out; + goto out_free; } if (qinfo->dqi_free_blk >= qinfo->dqi_blocks) { quota_error(sb, "Free block number too big (%u >= %u).", qinfo->dqi_free_blk, qinfo->dqi_blocks); - goto out; + goto out_free; } if (qinfo->dqi_free_entry >= qinfo->dqi_blocks) { quota_error(sb, "Block with free entry too big (%u >= %u).", qinfo->dqi_free_entry, qinfo->dqi_blocks); - goto out; + goto out_free; } ret = 0; +out_free: + if (ret) { + kfree(info->dqi_priv); + info->dqi_priv = NULL; + } out: up_read(&dqopt->dqio_sem); return ret; diff --git a/fs/select.c b/fs/select.c index 37aaa8317f3a..945896d0ac9e 100644 --- a/fs/select.c +++ b/fs/select.c @@ -1055,10 +1055,9 @@ static long do_restart_poll(struct restart_block *restart_block) ret = do_sys_poll(ufds, nfds, to); - if (ret == -ERESTARTNOHAND) { - restart_block->fn = do_restart_poll; - ret = -ERESTART_RESTARTBLOCK; - } + if (ret == -ERESTARTNOHAND) + ret = set_restart_fn(restart_block, do_restart_poll); + return ret; } @@ -1080,7 +1079,6 @@ SYSCALL_DEFINE3(poll, struct pollfd __user *, ufds, unsigned int, nfds, struct restart_block *restart_block; restart_block = ¤t->restart_block; - restart_block->fn = do_restart_poll; restart_block->poll.ufds = ufds; restart_block->poll.nfds = nfds; @@ -1091,7 +1089,7 @@ SYSCALL_DEFINE3(poll, struct pollfd __user *, ufds, unsigned int, nfds, } else restart_block->poll.has_timeout = 0; - ret = -ERESTART_RESTARTBLOCK; + ret = set_restart_fn(restart_block, do_restart_poll); } return ret; } diff --git a/fs/timerfd.c b/fs/timerfd.c index c5509d2448e3..06c0623cc87e 100644 --- a/fs/timerfd.c +++ b/fs/timerfd.c @@ -28,6 +28,8 @@ #include #include +#include + struct timerfd_ctx { union { struct hrtimer tmr; @@ -391,6 +393,7 @@ SYSCALL_DEFINE2(timerfd_create, int, clockid, int, flags) { int ufd; struct timerfd_ctx *ctx; + char file_name_buf[32]; /* Check the TFD_* constants for consistency. */ BUILD_BUG_ON(TFD_CLOEXEC != O_CLOEXEC); @@ -427,7 +430,9 @@ SYSCALL_DEFINE2(timerfd_create, int, clockid, int, flags) ctx->moffs = ktime_mono_to_real(0); - ufd = anon_inode_getfd("[timerfd]", &timerfd_fops, ctx, + strlcpy(file_name_buf, "[timerfd]", sizeof(file_name_buf)); + trace_android_vh_timerfd_create(file_name_buf, sizeof(file_name_buf)); + ufd = anon_inode_getfd(file_name_buf, &timerfd_fops, ctx, O_RDWR | (flags & TFD_SHARED_FCNTL_FLAGS)); if (ufd < 0) kfree(ctx); @@ -435,7 +440,7 @@ SYSCALL_DEFINE2(timerfd_create, int, clockid, int, flags) return ufd; } -static int do_timerfd_settime(int ufd, int flags, +static int do_timerfd_settime(int ufd, int flags, const struct itimerspec64 *new, struct itimerspec64 *old) { diff --git a/fs/ubifs/auth.c b/fs/ubifs/auth.c index 8c50de693e1d..50e88a2ab88f 100644 --- a/fs/ubifs/auth.c +++ b/fs/ubifs/auth.c @@ -328,7 +328,7 @@ int ubifs_init_authentication(struct ubifs_info *c) ubifs_err(c, "hmac %s is bigger than maximum allowed hmac size (%d > %d)", hmac_name, c->hmac_desc_len, UBIFS_HMAC_ARR_SZ); err = -EINVAL; - goto out_free_hash; + goto out_free_hmac; } err = crypto_shash_setkey(c->hmac_tfm, ukp->data, ukp->datalen); diff --git a/fs/ubifs/replay.c b/fs/ubifs/replay.c index 2f8d8f4f411a..9a151a1f5e26 100644 --- a/fs/ubifs/replay.c +++ b/fs/ubifs/replay.c @@ -559,7 +559,9 @@ static int is_last_bud(struct ubifs_info *c, struct ubifs_bud *bud) } /* authenticate_sleb_hash is split out for stack usage */ -static int authenticate_sleb_hash(struct ubifs_info *c, struct shash_desc *log_hash, u8 *hash) +static int noinline_for_stack +authenticate_sleb_hash(struct ubifs_info *c, + struct shash_desc *log_hash, u8 *hash) { SHASH_DESC_ON_STACK(hash_desc, c->hash_tfm); diff --git a/fs/ubifs/super.c b/fs/ubifs/super.c index cb3acfb7dd1f..dacbb999ae34 100644 --- a/fs/ubifs/super.c +++ b/fs/ubifs/super.c @@ -838,8 +838,10 @@ static int alloc_wbufs(struct ubifs_info *c) c->jheads[i].wbuf.jhead = i; c->jheads[i].grouped = 1; c->jheads[i].log_hash = ubifs_hash_get_desc(c); - if (IS_ERR(c->jheads[i].log_hash)) + if (IS_ERR(c->jheads[i].log_hash)) { + err = PTR_ERR(c->jheads[i].log_hash); goto out; + } } /* diff --git a/fs/udf/inode.c b/fs/udf/inode.c index bb89c3e43212..0dd2f93ac048 100644 --- a/fs/udf/inode.c +++ b/fs/udf/inode.c @@ -544,11 +544,14 @@ static int udf_do_extend_file(struct inode *inode, udf_write_aext(inode, last_pos, &last_ext->extLocation, last_ext->extLength, 1); + /* - * We've rewritten the last extent but there may be empty - * indirect extent after it - enter it. + * We've rewritten the last extent. If we are going to add + * more extents, we may need to enter possible following + * empty indirect extent. */ - udf_next_aext(inode, last_pos, &tmploc, &tmplen, 0); + if (new_block_bytes || prealloc_len) + udf_next_aext(inode, last_pos, &tmploc, &tmplen, 0); } /* Managed to do everything necessary? */ diff --git a/fs/xfs/xfs_iops.c b/fs/xfs/xfs_iops.c index 1414ab79eacf..b7f7b31a77d5 100644 --- a/fs/xfs/xfs_iops.c +++ b/fs/xfs/xfs_iops.c @@ -865,7 +865,7 @@ xfs_setattr_size( ASSERT(xfs_isilocked(ip, XFS_MMAPLOCK_EXCL)); ASSERT(S_ISREG(inode->i_mode)); ASSERT((iattr->ia_valid & (ATTR_UID|ATTR_GID|ATTR_ATIME|ATTR_ATIME_SET| - ATTR_MTIME_SET|ATTR_KILL_PRIV|ATTR_TIMES_SET)) == 0); + ATTR_MTIME_SET|ATTR_TIMES_SET)) == 0); oldsize = inode->i_size; newsize = iattr->ia_size; diff --git a/fs/zonefs/super.c b/fs/zonefs/super.c index bec47f2d074b..2243dc1fb48f 100644 --- a/fs/zonefs/super.c +++ b/fs/zonefs/super.c @@ -159,6 +159,21 @@ static int zonefs_writepages(struct address_space *mapping, return iomap_writepages(mapping, wbc, &wpc, &zonefs_writeback_ops); } +static int zonefs_swap_activate(struct swap_info_struct *sis, + struct file *swap_file, sector_t *span) +{ + struct inode *inode = file_inode(swap_file); + struct zonefs_inode_info *zi = ZONEFS_I(inode); + + if (zi->i_ztype != ZONEFS_ZTYPE_CNV) { + zonefs_err(inode->i_sb, + "swap file: not a conventional zone file\n"); + return -EINVAL; + } + + return iomap_swapfile_activate(sis, swap_file, span, &zonefs_iomap_ops); +} + static const struct address_space_operations zonefs_file_aops = { .readpage = zonefs_readpage, .readahead = zonefs_readahead, @@ -171,6 +186,7 @@ static const struct address_space_operations zonefs_file_aops = { .is_partially_uptodate = iomap_is_partially_uptodate, .error_remove_page = generic_error_remove_page, .direct_IO = noop_direct_IO, + .swap_activate = zonefs_swap_activate, }; static void zonefs_update_stats(struct inode *inode, loff_t new_isize) @@ -250,6 +266,9 @@ static loff_t zonefs_check_zone_condition(struct inode *inode, } inode->i_mode &= ~0222; return i_size_read(inode); + case BLK_ZONE_COND_FULL: + /* The write pointer of full zones is invalid. */ + return zi->i_max_size; default: if (zi->i_ztype == ZONEFS_ZTYPE_CNV) return zi->i_max_size; @@ -716,6 +735,68 @@ out_release: return ret; } +/* + * Do not exceed the LFS limits nor the file zone size. If pos is under the + * limit it becomes a short access. If it exceeds the limit, return -EFBIG. + */ +static loff_t zonefs_write_check_limits(struct file *file, loff_t pos, + loff_t count) +{ + struct inode *inode = file_inode(file); + struct zonefs_inode_info *zi = ZONEFS_I(inode); + loff_t limit = rlimit(RLIMIT_FSIZE); + loff_t max_size = zi->i_max_size; + + if (limit != RLIM_INFINITY) { + if (pos >= limit) { + send_sig(SIGXFSZ, current, 0); + return -EFBIG; + } + count = min(count, limit - pos); + } + + if (!(file->f_flags & O_LARGEFILE)) + max_size = min_t(loff_t, MAX_NON_LFS, max_size); + + if (unlikely(pos >= max_size)) + return -EFBIG; + + return min(count, max_size - pos); +} + +static ssize_t zonefs_write_checks(struct kiocb *iocb, struct iov_iter *from) +{ + struct file *file = iocb->ki_filp; + struct inode *inode = file_inode(file); + struct zonefs_inode_info *zi = ZONEFS_I(inode); + loff_t count; + + if (IS_SWAPFILE(inode)) + return -ETXTBSY; + + if (!iov_iter_count(from)) + return 0; + + if ((iocb->ki_flags & IOCB_NOWAIT) && !(iocb->ki_flags & IOCB_DIRECT)) + return -EINVAL; + + if (iocb->ki_flags & IOCB_APPEND) { + if (zi->i_ztype != ZONEFS_ZTYPE_SEQ) + return -EINVAL; + mutex_lock(&zi->i_truncate_mutex); + iocb->ki_pos = zi->i_wpoffset; + mutex_unlock(&zi->i_truncate_mutex); + } + + count = zonefs_write_check_limits(file, iocb->ki_pos, + iov_iter_count(from)); + if (count < 0) + return count; + + iov_iter_truncate(from, count); + return iov_iter_count(from); +} + /* * Handle direct writes. For sequential zone files, this is the only possible * write path. For these files, check that the user is issuing writes @@ -733,8 +814,7 @@ static ssize_t zonefs_file_dio_write(struct kiocb *iocb, struct iov_iter *from) struct super_block *sb = inode->i_sb; bool sync = is_sync_kiocb(iocb); bool append = false; - size_t count; - ssize_t ret; + ssize_t ret, count; /* * For async direct IOs to sequential zone files, refuse IOCB_NOWAIT @@ -752,12 +832,11 @@ static ssize_t zonefs_file_dio_write(struct kiocb *iocb, struct iov_iter *from) inode_lock(inode); } - ret = generic_write_checks(iocb, from); - if (ret <= 0) + count = zonefs_write_checks(iocb, from); + if (count <= 0) { + ret = count; goto inode_unlock; - - iov_iter_truncate(from, zi->i_max_size - iocb->ki_pos); - count = iov_iter_count(from); + } if ((iocb->ki_pos | count) & (sb->s_blocksize - 1)) { ret = -EINVAL; @@ -817,12 +896,10 @@ static ssize_t zonefs_file_buffered_write(struct kiocb *iocb, inode_lock(inode); } - ret = generic_write_checks(iocb, from); + ret = zonefs_write_checks(iocb, from); if (ret <= 0) goto inode_unlock; - iov_iter_truncate(from, zi->i_max_size - iocb->ki_pos); - ret = iomap_file_buffered_write(iocb, from, &zonefs_iomap_ops); if (ret > 0) iocb->ki_pos += ret; @@ -955,9 +1032,7 @@ static int zonefs_open_zone(struct inode *inode) mutex_lock(&zi->i_truncate_mutex); - zi->i_wr_refcnt++; - if (zi->i_wr_refcnt == 1) { - + if (!zi->i_wr_refcnt) { if (atomic_inc_return(&sbi->s_open_zones) > sbi->s_max_open_zones) { atomic_dec(&sbi->s_open_zones); ret = -EBUSY; @@ -967,7 +1042,6 @@ static int zonefs_open_zone(struct inode *inode) if (i_size_read(inode) < zi->i_max_size) { ret = zonefs_zone_mgmt(inode, REQ_OP_ZONE_OPEN); if (ret) { - zi->i_wr_refcnt--; atomic_dec(&sbi->s_open_zones); goto unlock; } @@ -975,6 +1049,8 @@ static int zonefs_open_zone(struct inode *inode) } } + zi->i_wr_refcnt++; + unlock: mutex_unlock(&zi->i_truncate_mutex); diff --git a/include/acpi/acexcep.h b/include/acpi/acexcep.h index 2fc624a61769..f8a4afb0279a 100644 --- a/include/acpi/acexcep.h +++ b/include/acpi/acexcep.h @@ -59,11 +59,11 @@ struct acpi_exception_info { #define AE_OK (acpi_status) 0x0000 -#define ACPI_ENV_EXCEPTION(status) (status & AE_CODE_ENVIRONMENTAL) -#define ACPI_AML_EXCEPTION(status) (status & AE_CODE_AML) -#define ACPI_PROG_EXCEPTION(status) (status & AE_CODE_PROGRAMMER) -#define ACPI_TABLE_EXCEPTION(status) (status & AE_CODE_ACPI_TABLES) -#define ACPI_CNTL_EXCEPTION(status) (status & AE_CODE_CONTROL) +#define ACPI_ENV_EXCEPTION(status) (((status) & AE_CODE_MASK) == AE_CODE_ENVIRONMENTAL) +#define ACPI_AML_EXCEPTION(status) (((status) & AE_CODE_MASK) == AE_CODE_AML) +#define ACPI_PROG_EXCEPTION(status) (((status) & AE_CODE_MASK) == AE_CODE_PROGRAMMER) +#define ACPI_TABLE_EXCEPTION(status) (((status) & AE_CODE_MASK) == AE_CODE_ACPI_TABLES) +#define ACPI_CNTL_EXCEPTION(status) (((status) & AE_CODE_MASK) == AE_CODE_CONTROL) /* * Environmental exceptions diff --git a/include/asm-generic/vmlinux.lds.h b/include/asm-generic/vmlinux.lds.h index dc1b7a07ebbb..ce62b3840e3f 100644 --- a/include/asm-generic/vmlinux.lds.h +++ b/include/asm-generic/vmlinux.lds.h @@ -319,6 +319,16 @@ #define THERMAL_TABLE(name) #endif +#ifdef CONFIG_DTPM +#define DTPM_TABLE() \ + . = ALIGN(8); \ + __dtpm_table = .; \ + KEEP(*(__dtpm_table)) \ + __dtpm_table_end = .; +#else +#define DTPM_TABLE() +#endif + #define KERNEL_DTB() \ STRUCT_ALIGN(); \ __dtb_start = .; \ @@ -753,6 +763,7 @@ ACPI_PROBE_TABLE(irqchip) \ ACPI_PROBE_TABLE(timer) \ THERMAL_TABLE(governor) \ + DTPM_TABLE() \ EARLYCON_TABLE() \ LSM_TABLE() \ EARLY_LSM_TABLE() \ @@ -848,8 +859,13 @@ /* DWARF 4 */ \ .debug_types 0 : { *(.debug_types) } \ /* DWARF 5 */ \ + .debug_addr 0 : { *(.debug_addr) } \ + .debug_line_str 0 : { *(.debug_line_str) } \ + .debug_loclists 0 : { *(.debug_loclists) } \ .debug_macro 0 : { *(.debug_macro) } \ - .debug_addr 0 : { *(.debug_addr) } + .debug_names 0 : { *(.debug_names) } \ + .debug_rnglists 0 : { *(.debug_rnglists) } \ + .debug_str_offsets 0 : { *(.debug_str_offsets) } /* Stabs debugging sections. */ #define STABS_DEBUG \ @@ -1008,12 +1024,14 @@ #endif /* - * Clang's -fsanitize=kernel-address and -fsanitize=thread produce - * unwanted sections (.eh_frame and .init_array.*), but - * CONFIG_CONSTRUCTORS wants to keep any .init_array.* sections. + * Clang's -fprofile-arcs, -fsanitize=kernel-address, and + * -fsanitize=thread produce unwanted sections (.eh_frame + * and .init_array.*), but CONFIG_CONSTRUCTORS wants to + * keep any .init_array.* sections. * https://bugs.llvm.org/show_bug.cgi?id=46478 */ -#if defined(CONFIG_KASAN_GENERIC) || defined(CONFIG_KCSAN) +#if defined(CONFIG_GCOV_KERNEL) || defined(CONFIG_KASAN_GENERIC) || defined(CONFIG_KCSAN) || \ + defined(CONFIG_CFI_CLANG) # ifdef CONFIG_CONSTRUCTORS # define SANITIZER_DISCARDS \ *(.eh_frame) diff --git a/include/crypto/hash.h b/include/crypto/hash.h index af2ff31ff619..13f8a6a54ca8 100644 --- a/include/crypto/hash.h +++ b/include/crypto/hash.h @@ -149,7 +149,7 @@ struct ahash_alg { struct shash_desc { struct crypto_shash *tfm; - void *__ctx[] CRYPTO_MINALIGN_ATTR; + void *__ctx[] __aligned(ARCH_SLAB_MINALIGN); }; #define HASH_MAX_DIGESTSIZE 64 @@ -162,9 +162,9 @@ struct shash_desc { #define HASH_MAX_STATESIZE 512 -#define SHASH_DESC_ON_STACK(shash, ctx) \ - char __##shash##_desc[sizeof(struct shash_desc) + \ - HASH_MAX_DESCSIZE] CRYPTO_MINALIGN_ATTR; \ +#define SHASH_DESC_ON_STACK(shash, ctx) \ + char __##shash##_desc[sizeof(struct shash_desc) + HASH_MAX_DESCSIZE] \ + __aligned(__alignof__(struct shash_desc)); \ struct shash_desc *shash = (struct shash_desc *)__##shash##_desc /** diff --git a/include/dt-bindings/memory/mt2701-larb-port.h b/include/dt-bindings/memory/mt2701-larb-port.h index 2d85c2ec6cfd..25d03526f142 100644 --- a/include/dt-bindings/memory/mt2701-larb-port.h +++ b/include/dt-bindings/memory/mt2701-larb-port.h @@ -4,8 +4,8 @@ * Author: Honghui Zhang */ -#ifndef _MT2701_LARB_PORT_H_ -#define _MT2701_LARB_PORT_H_ +#ifndef _DT_BINDINGS_MEMORY_MT2701_LARB_PORT_H_ +#define _DT_BINDINGS_MEMORY_MT2701_LARB_PORT_H_ /* * Mediatek m4u generation 1 such as mt2701 has flat m4u port numbers, diff --git a/include/dt-bindings/memory/mt2712-larb-port.h b/include/dt-bindings/memory/mt2712-larb-port.h index 6f9aa7349cef..e41a2841bcff 100644 --- a/include/dt-bindings/memory/mt2712-larb-port.h +++ b/include/dt-bindings/memory/mt2712-larb-port.h @@ -3,10 +3,10 @@ * Copyright (c) 2017 MediaTek Inc. * Author: Yong Wu */ -#ifndef __DTS_IOMMU_PORT_MT2712_H -#define __DTS_IOMMU_PORT_MT2712_H +#ifndef _DT_BINDINGS_MEMORY_MT2712_LARB_PORT_H_ +#define _DT_BINDINGS_MEMORY_MT2712_LARB_PORT_H_ -#define MTK_M4U_ID(larb, port) (((larb) << 5) | (port)) +#include #define M4U_LARB0_ID 0 #define M4U_LARB1_ID 1 diff --git a/include/dt-bindings/memory/mt6779-larb-port.h b/include/dt-bindings/memory/mt6779-larb-port.h index 2ad0899fbf2f..3fb438a96e35 100644 --- a/include/dt-bindings/memory/mt6779-larb-port.h +++ b/include/dt-bindings/memory/mt6779-larb-port.h @@ -4,10 +4,10 @@ * Author: Chao Hao */ -#ifndef _DTS_IOMMU_PORT_MT6779_H_ -#define _DTS_IOMMU_PORT_MT6779_H_ +#ifndef _DT_BINDINGS_MEMORY_MT6779_LARB_PORT_H_ +#define _DT_BINDINGS_MEMORY_MT6779_LARB_PORT_H_ -#define MTK_M4U_ID(larb, port) (((larb) << 5) | (port)) +#include #define M4U_LARB0_ID 0 #define M4U_LARB1_ID 1 diff --git a/include/dt-bindings/memory/mt8167-larb-port.h b/include/dt-bindings/memory/mt8167-larb-port.h index 000fb299a408..aae57d4824ca 100644 --- a/include/dt-bindings/memory/mt8167-larb-port.h +++ b/include/dt-bindings/memory/mt8167-larb-port.h @@ -5,10 +5,10 @@ * Author: Honghui Zhang * Author: Fabien Parent */ -#ifndef __DTS_IOMMU_PORT_MT8167_H -#define __DTS_IOMMU_PORT_MT8167_H +#ifndef _DT_BINDINGS_MEMORY_MT8167_LARB_PORT_H_ +#define _DT_BINDINGS_MEMORY_MT8167_LARB_PORT_H_ -#define MTK_M4U_ID(larb, port) (((larb) << 5) | (port)) +#include #define M4U_LARB0_ID 0 #define M4U_LARB1_ID 1 diff --git a/include/dt-bindings/memory/mt8173-larb-port.h b/include/dt-bindings/memory/mt8173-larb-port.h index 9f31ccfeca21..167a7fc51868 100644 --- a/include/dt-bindings/memory/mt8173-larb-port.h +++ b/include/dt-bindings/memory/mt8173-larb-port.h @@ -3,10 +3,10 @@ * Copyright (c) 2015-2016 MediaTek Inc. * Author: Yong Wu */ -#ifndef __DTS_IOMMU_PORT_MT8173_H -#define __DTS_IOMMU_PORT_MT8173_H +#ifndef _DT_BINDINGS_MEMORY_MT8173_LARB_PORT_H_ +#define _DT_BINDINGS_MEMORY_MT8173_LARB_PORT_H_ -#define MTK_M4U_ID(larb, port) (((larb) << 5) | (port)) +#include #define M4U_LARB0_ID 0 #define M4U_LARB1_ID 1 diff --git a/include/dt-bindings/memory/mt8183-larb-port.h b/include/dt-bindings/memory/mt8183-larb-port.h index 2c579f305162..36abdf0ce5a2 100644 --- a/include/dt-bindings/memory/mt8183-larb-port.h +++ b/include/dt-bindings/memory/mt8183-larb-port.h @@ -3,10 +3,10 @@ * Copyright (c) 2018 MediaTek Inc. * Author: Yong Wu */ -#ifndef __DTS_IOMMU_PORT_MT8183_H -#define __DTS_IOMMU_PORT_MT8183_H +#ifndef _DT_BINDINGS_MEMORY_MT8183_LARB_PORT_H_ +#define _DT_BINDINGS_MEMORY_MT8183_LARB_PORT_H_ -#define MTK_M4U_ID(larb, port) (((larb) << 5) | (port)) +#include #define M4U_LARB0_ID 0 #define M4U_LARB1_ID 1 diff --git a/include/dt-bindings/memory/mt8192-larb-port.h b/include/dt-bindings/memory/mt8192-larb-port.h new file mode 100644 index 000000000000..23035a52c675 --- /dev/null +++ b/include/dt-bindings/memory/mt8192-larb-port.h @@ -0,0 +1,243 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Copyright (c) 2020 MediaTek Inc. + * + * Author: Chao Hao + * Author: Yong Wu + */ +#ifndef _DT_BINDINGS_MEMORY_MT8192_LARB_PORT_H_ +#define _DT_BINDINGS_MEMORY_MT8192_LARB_PORT_H_ + +#include + +/* + * MM IOMMU supports 16GB dma address. + * + * The address will preassign like this: + * + * modules dma-address-region larbs-ports + * disp 0 ~ 4G larb0/1 + * vcodec 4G ~ 8G larb4/5/7 + * cam/mdp 8G ~ 12G larb2/9/11/13/14/16/17/18/19/20 + * CCU0 0x4000_0000 ~ 0x43ff_ffff larb13: port 9/10 + * CCU1 0x4400_0000 ~ 0x47ff_ffff larb14: port 4/5 + * + * larb3/6/8/10/12/15 is null. + */ + +/* larb0 */ +#define M4U_PORT_L0_DISP_POSTMASK0 MTK_M4U_ID(0, 0) +#define M4U_PORT_L0_OVL_RDMA0_HDR MTK_M4U_ID(0, 1) +#define M4U_PORT_L0_OVL_RDMA0 MTK_M4U_ID(0, 2) +#define M4U_PORT_L0_DISP_RDMA0 MTK_M4U_ID(0, 3) +#define M4U_PORT_L0_DISP_WDMA0 MTK_M4U_ID(0, 4) +#define M4U_PORT_L0_DISP_FAKE0 MTK_M4U_ID(0, 5) + +/* larb1 */ +#define M4U_PORT_L1_OVL_2L_RDMA0_HDR MTK_M4U_ID(1, 0) +#define M4U_PORT_L1_OVL_2L_RDMA2_HDR MTK_M4U_ID(1, 1) +#define M4U_PORT_L1_OVL_2L_RDMA0 MTK_M4U_ID(1, 2) +#define M4U_PORT_L1_OVL_2L_RDMA2 MTK_M4U_ID(1, 3) +#define M4U_PORT_L1_DISP_MDP_RDMA4 MTK_M4U_ID(1, 4) +#define M4U_PORT_L1_DISP_RDMA4 MTK_M4U_ID(1, 5) +#define M4U_PORT_L1_DISP_UFBC_WDMA0 MTK_M4U_ID(1, 6) +#define M4U_PORT_L1_DISP_FAKE1 MTK_M4U_ID(1, 7) + +/* larb2 */ +#define M4U_PORT_L2_MDP_RDMA0 MTK_M4U_ID(2, 0) +#define M4U_PORT_L2_MDP_RDMA1 MTK_M4U_ID(2, 1) +#define M4U_PORT_L2_MDP_WROT0 MTK_M4U_ID(2, 2) +#define M4U_PORT_L2_MDP_WROT1 MTK_M4U_ID(2, 3) +#define M4U_PORT_L2_MDP_DISP_FAKE0 MTK_M4U_ID(2, 4) + +/* larb3: null */ + +/* larb4 */ +#define M4U_PORT_L4_VDEC_MC_EXT MTK_M4U_ID(4, 0) +#define M4U_PORT_L4_VDEC_UFO_EXT MTK_M4U_ID(4, 1) +#define M4U_PORT_L4_VDEC_PP_EXT MTK_M4U_ID(4, 2) +#define M4U_PORT_L4_VDEC_PRED_RD_EXT MTK_M4U_ID(4, 3) +#define M4U_PORT_L4_VDEC_PRED_WR_EXT MTK_M4U_ID(4, 4) +#define M4U_PORT_L4_VDEC_PPWRAP_EXT MTK_M4U_ID(4, 5) +#define M4U_PORT_L4_VDEC_TILE_EXT MTK_M4U_ID(4, 6) +#define M4U_PORT_L4_VDEC_VLD_EXT MTK_M4U_ID(4, 7) +#define M4U_PORT_L4_VDEC_VLD2_EXT MTK_M4U_ID(4, 8) +#define M4U_PORT_L4_VDEC_AVC_MV_EXT MTK_M4U_ID(4, 9) +#define M4U_PORT_L4_VDEC_RG_CTRL_DMA_EXT MTK_M4U_ID(4, 10) + +/* larb5 */ +#define M4U_PORT_L5_VDEC_LAT0_VLD_EXT MTK_M4U_ID(5, 0) +#define M4U_PORT_L5_VDEC_LAT0_VLD2_EXT MTK_M4U_ID(5, 1) +#define M4U_PORT_L5_VDEC_LAT0_AVC_MV_EXT MTK_M4U_ID(5, 2) +#define M4U_PORT_L5_VDEC_LAT0_PRED_RD_EXT MTK_M4U_ID(5, 3) +#define M4U_PORT_L5_VDEC_LAT0_TILE_EXT MTK_M4U_ID(5, 4) +#define M4U_PORT_L5_VDEC_LAT0_WDMA_EXT MTK_M4U_ID(5, 5) +#define M4U_PORT_L5_VDEC_LAT0_RG_CTRL_DMA_EXT MTK_M4U_ID(5, 6) +#define M4U_PORT_L5_VDEC_UFO_ENC_EXT MTK_M4U_ID(5, 7) + +/* larb6: null */ + +/* larb7 */ +#define M4U_PORT_L7_VENC_RCPU MTK_M4U_ID(7, 0) +#define M4U_PORT_L7_VENC_REC MTK_M4U_ID(7, 1) +#define M4U_PORT_L7_VENC_BSDMA MTK_M4U_ID(7, 2) +#define M4U_PORT_L7_VENC_SV_COMV MTK_M4U_ID(7, 3) +#define M4U_PORT_L7_VENC_RD_COMV MTK_M4U_ID(7, 4) +#define M4U_PORT_L7_VENC_CUR_LUMA MTK_M4U_ID(7, 5) +#define M4U_PORT_L7_VENC_CUR_CHROMA MTK_M4U_ID(7, 6) +#define M4U_PORT_L7_VENC_REF_LUMA MTK_M4U_ID(7, 7) +#define M4U_PORT_L7_VENC_REF_CHROMA MTK_M4U_ID(7, 8) +#define M4U_PORT_L7_JPGENC_Y_RDMA MTK_M4U_ID(7, 9) +#define M4U_PORT_L7_JPGENC_Q_RDMA MTK_M4U_ID(7, 10) +#define M4U_PORT_L7_JPGENC_C_TABLE MTK_M4U_ID(7, 11) +#define M4U_PORT_L7_JPGENC_BSDMA MTK_M4U_ID(7, 12) +#define M4U_PORT_L7_VENC_SUB_R_LUMA MTK_M4U_ID(7, 13) +#define M4U_PORT_L7_VENC_SUB_W_LUMA MTK_M4U_ID(7, 14) + +/* larb8: null */ + +/* larb9 */ +#define M4U_PORT_L9_IMG_IMGI_D1 MTK_M4U_ID(9, 0) +#define M4U_PORT_L9_IMG_IMGBI_D1 MTK_M4U_ID(9, 1) +#define M4U_PORT_L9_IMG_DMGI_D1 MTK_M4U_ID(9, 2) +#define M4U_PORT_L9_IMG_DEPI_D1 MTK_M4U_ID(9, 3) +#define M4U_PORT_L9_IMG_ICE_D1 MTK_M4U_ID(9, 4) +#define M4U_PORT_L9_IMG_SMTI_D1 MTK_M4U_ID(9, 5) +#define M4U_PORT_L9_IMG_SMTO_D2 MTK_M4U_ID(9, 6) +#define M4U_PORT_L9_IMG_SMTO_D1 MTK_M4U_ID(9, 7) +#define M4U_PORT_L9_IMG_CRZO_D1 MTK_M4U_ID(9, 8) +#define M4U_PORT_L9_IMG_IMG3O_D1 MTK_M4U_ID(9, 9) +#define M4U_PORT_L9_IMG_VIPI_D1 MTK_M4U_ID(9, 10) +#define M4U_PORT_L9_IMG_SMTI_D5 MTK_M4U_ID(9, 11) +#define M4U_PORT_L9_IMG_TIMGO_D1 MTK_M4U_ID(9, 12) +#define M4U_PORT_L9_IMG_UFBC_W0 MTK_M4U_ID(9, 13) +#define M4U_PORT_L9_IMG_UFBC_R0 MTK_M4U_ID(9, 14) + +/* larb10: null */ + +/* larb11 */ +#define M4U_PORT_L11_IMG_IMGI_D1 MTK_M4U_ID(11, 0) +#define M4U_PORT_L11_IMG_IMGBI_D1 MTK_M4U_ID(11, 1) +#define M4U_PORT_L11_IMG_DMGI_D1 MTK_M4U_ID(11, 2) +#define M4U_PORT_L11_IMG_DEPI_D1 MTK_M4U_ID(11, 3) +#define M4U_PORT_L11_IMG_ICE_D1 MTK_M4U_ID(11, 4) +#define M4U_PORT_L11_IMG_SMTI_D1 MTK_M4U_ID(11, 5) +#define M4U_PORT_L11_IMG_SMTO_D2 MTK_M4U_ID(11, 6) +#define M4U_PORT_L11_IMG_SMTO_D1 MTK_M4U_ID(11, 7) +#define M4U_PORT_L11_IMG_CRZO_D1 MTK_M4U_ID(11, 8) +#define M4U_PORT_L11_IMG_IMG3O_D1 MTK_M4U_ID(11, 9) +#define M4U_PORT_L11_IMG_VIPI_D1 MTK_M4U_ID(11, 10) +#define M4U_PORT_L11_IMG_SMTI_D5 MTK_M4U_ID(11, 11) +#define M4U_PORT_L11_IMG_TIMGO_D1 MTK_M4U_ID(11, 12) +#define M4U_PORT_L11_IMG_UFBC_W0 MTK_M4U_ID(11, 13) +#define M4U_PORT_L11_IMG_UFBC_R0 MTK_M4U_ID(11, 14) +#define M4U_PORT_L11_IMG_WPE_RDMA1 MTK_M4U_ID(11, 15) +#define M4U_PORT_L11_IMG_WPE_RDMA0 MTK_M4U_ID(11, 16) +#define M4U_PORT_L11_IMG_WPE_WDMA MTK_M4U_ID(11, 17) +#define M4U_PORT_L11_IMG_MFB_RDMA0 MTK_M4U_ID(11, 18) +#define M4U_PORT_L11_IMG_MFB_RDMA1 MTK_M4U_ID(11, 19) +#define M4U_PORT_L11_IMG_MFB_RDMA2 MTK_M4U_ID(11, 20) +#define M4U_PORT_L11_IMG_MFB_RDMA3 MTK_M4U_ID(11, 21) +#define M4U_PORT_L11_IMG_MFB_RDMA4 MTK_M4U_ID(11, 22) +#define M4U_PORT_L11_IMG_MFB_RDMA5 MTK_M4U_ID(11, 23) +#define M4U_PORT_L11_IMG_MFB_WDMA0 MTK_M4U_ID(11, 24) +#define M4U_PORT_L11_IMG_MFB_WDMA1 MTK_M4U_ID(11, 25) + +/* larb12: null */ + +/* larb13 */ +#define M4U_PORT_L13_CAM_MRAWI MTK_M4U_ID(13, 0) +#define M4U_PORT_L13_CAM_MRAWO0 MTK_M4U_ID(13, 1) +#define M4U_PORT_L13_CAM_MRAWO1 MTK_M4U_ID(13, 2) +#define M4U_PORT_L13_CAM_CAMSV1 MTK_M4U_ID(13, 3) +#define M4U_PORT_L13_CAM_CAMSV2 MTK_M4U_ID(13, 4) +#define M4U_PORT_L13_CAM_CAMSV3 MTK_M4U_ID(13, 5) +#define M4U_PORT_L13_CAM_CAMSV4 MTK_M4U_ID(13, 6) +#define M4U_PORT_L13_CAM_CAMSV5 MTK_M4U_ID(13, 7) +#define M4U_PORT_L13_CAM_CAMSV6 MTK_M4U_ID(13, 8) +#define M4U_PORT_L13_CAM_CCUI MTK_M4U_ID(13, 9) +#define M4U_PORT_L13_CAM_CCUO MTK_M4U_ID(13, 10) +#define M4U_PORT_L13_CAM_FAKE MTK_M4U_ID(13, 11) + +/* larb14 */ +#define M4U_PORT_L14_CAM_RESERVE1 MTK_M4U_ID(14, 0) +#define M4U_PORT_L14_CAM_RESERVE2 MTK_M4U_ID(14, 1) +#define M4U_PORT_L14_CAM_RESERVE3 MTK_M4U_ID(14, 2) +#define M4U_PORT_L14_CAM_CAMSV0 MTK_M4U_ID(14, 3) +#define M4U_PORT_L14_CAM_CCUI MTK_M4U_ID(14, 4) +#define M4U_PORT_L14_CAM_CCUO MTK_M4U_ID(14, 5) + +/* larb15: null */ + +/* larb16 */ +#define M4U_PORT_L16_CAM_IMGO_R1_A MTK_M4U_ID(16, 0) +#define M4U_PORT_L16_CAM_RRZO_R1_A MTK_M4U_ID(16, 1) +#define M4U_PORT_L16_CAM_CQI_R1_A MTK_M4U_ID(16, 2) +#define M4U_PORT_L16_CAM_BPCI_R1_A MTK_M4U_ID(16, 3) +#define M4U_PORT_L16_CAM_YUVO_R1_A MTK_M4U_ID(16, 4) +#define M4U_PORT_L16_CAM_UFDI_R2_A MTK_M4U_ID(16, 5) +#define M4U_PORT_L16_CAM_RAWI_R2_A MTK_M4U_ID(16, 6) +#define M4U_PORT_L16_CAM_RAWI_R3_A MTK_M4U_ID(16, 7) +#define M4U_PORT_L16_CAM_AAO_R1_A MTK_M4U_ID(16, 8) +#define M4U_PORT_L16_CAM_AFO_R1_A MTK_M4U_ID(16, 9) +#define M4U_PORT_L16_CAM_FLKO_R1_A MTK_M4U_ID(16, 10) +#define M4U_PORT_L16_CAM_LCESO_R1_A MTK_M4U_ID(16, 11) +#define M4U_PORT_L16_CAM_CRZO_R1_A MTK_M4U_ID(16, 12) +#define M4U_PORT_L16_CAM_LTMSO_R1_A MTK_M4U_ID(16, 13) +#define M4U_PORT_L16_CAM_RSSO_R1_A MTK_M4U_ID(16, 14) +#define M4U_PORT_L16_CAM_AAHO_R1_A MTK_M4U_ID(16, 15) +#define M4U_PORT_L16_CAM_LSCI_R1_A MTK_M4U_ID(16, 16) + +/* larb17 */ +#define M4U_PORT_L17_CAM_IMGO_R1_B MTK_M4U_ID(17, 0) +#define M4U_PORT_L17_CAM_RRZO_R1_B MTK_M4U_ID(17, 1) +#define M4U_PORT_L17_CAM_CQI_R1_B MTK_M4U_ID(17, 2) +#define M4U_PORT_L17_CAM_BPCI_R1_B MTK_M4U_ID(17, 3) +#define M4U_PORT_L17_CAM_YUVO_R1_B MTK_M4U_ID(17, 4) +#define M4U_PORT_L17_CAM_UFDI_R2_B MTK_M4U_ID(17, 5) +#define M4U_PORT_L17_CAM_RAWI_R2_B MTK_M4U_ID(17, 6) +#define M4U_PORT_L17_CAM_RAWI_R3_B MTK_M4U_ID(17, 7) +#define M4U_PORT_L17_CAM_AAO_R1_B MTK_M4U_ID(17, 8) +#define M4U_PORT_L17_CAM_AFO_R1_B MTK_M4U_ID(17, 9) +#define M4U_PORT_L17_CAM_FLKO_R1_B MTK_M4U_ID(17, 10) +#define M4U_PORT_L17_CAM_LCESO_R1_B MTK_M4U_ID(17, 11) +#define M4U_PORT_L17_CAM_CRZO_R1_B MTK_M4U_ID(17, 12) +#define M4U_PORT_L17_CAM_LTMSO_R1_B MTK_M4U_ID(17, 13) +#define M4U_PORT_L17_CAM_RSSO_R1_B MTK_M4U_ID(17, 14) +#define M4U_PORT_L17_CAM_AAHO_R1_B MTK_M4U_ID(17, 15) +#define M4U_PORT_L17_CAM_LSCI_R1_B MTK_M4U_ID(17, 16) + +/* larb18 */ +#define M4U_PORT_L18_CAM_IMGO_R1_C MTK_M4U_ID(18, 0) +#define M4U_PORT_L18_CAM_RRZO_R1_C MTK_M4U_ID(18, 1) +#define M4U_PORT_L18_CAM_CQI_R1_C MTK_M4U_ID(18, 2) +#define M4U_PORT_L18_CAM_BPCI_R1_C MTK_M4U_ID(18, 3) +#define M4U_PORT_L18_CAM_YUVO_R1_C MTK_M4U_ID(18, 4) +#define M4U_PORT_L18_CAM_UFDI_R2_C MTK_M4U_ID(18, 5) +#define M4U_PORT_L18_CAM_RAWI_R2_C MTK_M4U_ID(18, 6) +#define M4U_PORT_L18_CAM_RAWI_R3_C MTK_M4U_ID(18, 7) +#define M4U_PORT_L18_CAM_AAO_R1_C MTK_M4U_ID(18, 8) +#define M4U_PORT_L18_CAM_AFO_R1_C MTK_M4U_ID(18, 9) +#define M4U_PORT_L18_CAM_FLKO_R1_C MTK_M4U_ID(18, 10) +#define M4U_PORT_L18_CAM_LCESO_R1_C MTK_M4U_ID(18, 11) +#define M4U_PORT_L18_CAM_CRZO_R1_C MTK_M4U_ID(18, 12) +#define M4U_PORT_L18_CAM_LTMSO_R1_C MTK_M4U_ID(18, 13) +#define M4U_PORT_L18_CAM_RSSO_R1_C MTK_M4U_ID(18, 14) +#define M4U_PORT_L18_CAM_AAHO_R1_C MTK_M4U_ID(18, 15) +#define M4U_PORT_L18_CAM_LSCI_R1_C MTK_M4U_ID(18, 16) + +/* larb19 */ +#define M4U_PORT_L19_IPE_DVS_RDMA MTK_M4U_ID(19, 0) +#define M4U_PORT_L19_IPE_DVS_WDMA MTK_M4U_ID(19, 1) +#define M4U_PORT_L19_IPE_DVP_RDMA MTK_M4U_ID(19, 2) +#define M4U_PORT_L19_IPE_DVP_WDMA MTK_M4U_ID(19, 3) + +/* larb20 */ +#define M4U_PORT_L20_IPE_FDVT_RDA MTK_M4U_ID(20, 0) +#define M4U_PORT_L20_IPE_FDVT_RDB MTK_M4U_ID(20, 1) +#define M4U_PORT_L20_IPE_FDVT_WRA MTK_M4U_ID(20, 2) +#define M4U_PORT_L20_IPE_FDVT_WRB MTK_M4U_ID(20, 3) +#define M4U_PORT_L20_IPE_RSC_RDMA0 MTK_M4U_ID(20, 4) +#define M4U_PORT_L20_IPE_RSC_WDMA MTK_M4U_ID(20, 5) + +#endif diff --git a/include/dt-bindings/memory/mtk-memory-port.h b/include/dt-bindings/memory/mtk-memory-port.h new file mode 100644 index 000000000000..7d64103209af --- /dev/null +++ b/include/dt-bindings/memory/mtk-memory-port.h @@ -0,0 +1,15 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Copyright (c) 2020 MediaTek Inc. + * Author: Yong Wu + */ +#ifndef __DT_BINDINGS_MEMORY_MTK_MEMORY_PORT_H_ +#define __DT_BINDINGS_MEMORY_MTK_MEMORY_PORT_H_ + +#define MTK_LARB_NR_MAX 32 + +#define MTK_M4U_ID(larb, port) (((larb) << 5) | (port)) +#define MTK_M4U_TO_LARB(id) (((id) >> 5) & 0x1f) +#define MTK_M4U_TO_PORT(id) ((id) & 0x1f) + +#endif diff --git a/include/linux/acpi.h b/include/linux/acpi.h index 053bf05fb1f7..b20568c44001 100644 --- a/include/linux/acpi.h +++ b/include/linux/acpi.h @@ -1072,19 +1072,25 @@ void __acpi_handle_debug(struct _ddebug *descriptor, acpi_handle handle, const c #if defined(CONFIG_ACPI) && defined(CONFIG_GPIOLIB) bool acpi_gpio_get_irq_resource(struct acpi_resource *ares, struct acpi_resource_gpio **agpio); -int acpi_dev_gpio_irq_get(struct acpi_device *adev, int index); +int acpi_dev_gpio_irq_get_by(struct acpi_device *adev, const char *name, int index); #else static inline bool acpi_gpio_get_irq_resource(struct acpi_resource *ares, struct acpi_resource_gpio **agpio) { return false; } -static inline int acpi_dev_gpio_irq_get(struct acpi_device *adev, int index) +static inline int acpi_dev_gpio_irq_get_by(struct acpi_device *adev, + const char *name, int index) { return -ENXIO; } #endif +static inline int acpi_dev_gpio_irq_get(struct acpi_device *adev, int index) +{ + return acpi_dev_gpio_irq_get_by(adev, NULL, index); +} + /* Device properties */ #ifdef CONFIG_ACPI diff --git a/include/linux/acpi_iort.h b/include/linux/acpi_iort.h index 20a32120bb88..1a12baa58e40 100644 --- a/include/linux/acpi_iort.h +++ b/include/linux/acpi_iort.h @@ -38,6 +38,7 @@ void iort_dma_setup(struct device *dev, u64 *dma_addr, u64 *size); const struct iommu_ops *iort_iommu_configure_id(struct device *dev, const u32 *id_in); int iort_iommu_msi_get_resv_regions(struct device *dev, struct list_head *head); +phys_addr_t acpi_iort_dma_get_max_cpu_address(void); #else static inline void acpi_iort_init(void) { } static inline u32 iort_msi_map_id(struct device *dev, u32 id) @@ -55,6 +56,9 @@ static inline const struct iommu_ops *iort_iommu_configure_id( static inline int iort_iommu_msi_get_resv_regions(struct device *dev, struct list_head *head) { return 0; } + +static inline phys_addr_t acpi_iort_dma_get_max_cpu_address(void) +{ return PHYS_ADDR_MAX; } #endif #endif /* __ACPI_IORT_H__ */ diff --git a/include/linux/android_kabi.h b/include/linux/android_kabi.h new file mode 100644 index 000000000000..efa52953fe35 --- /dev/null +++ b/include/linux/android_kabi.h @@ -0,0 +1,113 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * android_kabi.h - Android kernel abi abstraction header + * + * Copyright (C) 2020 Google, Inc. + * + * Heavily influenced by rh_kabi.h which came from the RHEL/CENTOS kernel and + * was: + * Copyright (c) 2014 Don Zickus + * Copyright (c) 2015-2018 Jiri Benc + * Copyright (c) 2015 Sabrina Dubroca, Hannes Frederic Sowa + * Copyright (c) 2016-2018 Prarit Bhargava + * Copyright (c) 2017 Paolo Abeni, Larry Woodman + * + * These macros are to be used to try to help alleviate future kernel abi + * changes that will occur as LTS and other kernel patches are merged into the + * tree during a period in which the kernel abi is wishing to not be disturbed. + * + * There are two times these macros should be used: + * - Before the kernel abi is "frozen" + * Padding can be added to various kernel structures that have in the past + * been known to change over time. That will give "room" in the structure + * that can then be used when fields are added so that the structure size + * will not change. + * + * - After the kernel abi is "frozen" + * If a structure's field is changed to a type that is identical in size to + * the previous type, it can be changed with a union macro + * If a field is added to a structure, the padding fields can be used to add + * the new field in a "safe" way. + */ +#ifndef _ANDROID_KABI_H +#define _ANDROID_KABI_H + +#include + +/* + * Worker macros, don't use these, use the ones without a leading '_' + */ + +#define __ANDROID_KABI_CHECK_SIZE_ALIGN(_orig, _new) \ + union { \ + _Static_assert(sizeof(struct{_new;}) <= sizeof(struct{_orig;}), \ + __FILE__ ":" __stringify(__LINE__) ": " \ + __stringify(_new) \ + " is larger than " \ + __stringify(_orig) ); \ + _Static_assert(__alignof__(struct{_new;}) <= __alignof__(struct{_orig;}), \ + __FILE__ ":" __stringify(__LINE__) ": " \ + __stringify(_orig) \ + " is not aligned the same as " \ + __stringify(_new) ); \ + } + +#ifdef __GENKSYMS__ + +#define _ANDROID_KABI_REPLACE(_orig, _new) _orig + +#else + +#define _ANDROID_KABI_REPLACE(_orig, _new) \ + union { \ + _new; \ + struct { \ + _orig; \ + } __UNIQUE_ID(android_kabi_hide); \ + __ANDROID_KABI_CHECK_SIZE_ALIGN(_orig, _new); \ + } + +#endif /* __GENKSYMS__ */ + +#define _ANDROID_KABI_RESERVE(n) u64 android_kabi_reserved##n + + +/* + * Macros to use _before_ the ABI is frozen + */ + +/* + * ANDROID_KABI_RESERVE + * Reserve some "padding" in a structure for potential future use. + * This normally placed at the end of a structure. + * number: the "number" of the padding variable in the structure. Start with + * 1 and go up. + */ +#define ANDROID_KABI_RESERVE(number) _ANDROID_KABI_RESERVE(number) + + +/* + * Macros to use _after_ the ABI is frozen + */ + +/* + * ANDROID_KABI_USE(number, _new) + * Use a previous padding entry that was defined with ANDROID_KABI_RESERVE + * number: the previous "number" of the padding variable + * _new: the variable to use now instead of the padding variable + */ +#define ANDROID_KABI_USE(number, _new) \ + _ANDROID_KABI_REPLACE(_ANDROID_KABI_RESERVE(number), _new) + +/* + * ANDROID_KABI_USE2(number, _new1, _new2) + * Use a previous padding entry that was defined with ANDROID_KABI_RESERVE for + * two new variables that fit into 64 bits. This is good for when you do not + * want to "burn" a 64bit padding variable for a smaller variable size if not + * needed. + */ +#define ANDROID_KABI_USE2(number, _new1, _new2) \ + _ANDROID_KABI_REPLACE(_ANDROID_KABI_RESERVE(number), struct{ _new1; _new2; }) + + +#endif /* _ANDROID_KABI_H */ diff --git a/include/linux/blk_types.h b/include/linux/blk_types.h index e47f86a147a6..a42b751da268 100644 --- a/include/linux/blk_types.h +++ b/include/linux/blk_types.h @@ -9,6 +9,7 @@ #include #include #include +#include struct bio_set; struct bio; @@ -261,6 +262,9 @@ struct bio { struct bio_set *bi_pool; + ANDROID_KABI_RESERVE(1); + ANDROID_KABI_RESERVE(2); + /* * We can inline a number of vecs at the end of the bio, to avoid * double allocations for a small number of bio_vecs. This member diff --git a/include/linux/bpf.h b/include/linux/bpf.h index 4ab32dcd5f5e..41180ebb62d2 100644 --- a/include/linux/bpf.h +++ b/include/linux/bpf.h @@ -1201,8 +1201,6 @@ struct bpf_prog * __must_check bpf_prog_inc_not_zero(struct bpf_prog *prog); void bpf_prog_put(struct bpf_prog *prog); int __bpf_prog_charge(struct user_struct *user, u32 pages); void __bpf_prog_uncharge(struct user_struct *user, u32 pages); -void __bpf_free_used_maps(struct bpf_prog_aux *aux, - struct bpf_map **used_maps, u32 len); void bpf_prog_free_id(struct bpf_prog *prog, bool do_idr_lock); void bpf_map_free_id(struct bpf_map *map, bool do_idr_lock); @@ -1371,7 +1369,10 @@ static inline void bpf_long_memcpy(void *dst, const void *src, u32 size) /* verify correctness of eBPF program */ int bpf_check(struct bpf_prog **fp, union bpf_attr *attr, union bpf_attr __user *uattr); + +#ifndef CONFIG_BPF_JIT_ALWAYS_ON void bpf_patch_call_args(struct bpf_insn *insn, u32 stack_depth); +#endif struct btf *bpf_get_btf_vmlinux(void); @@ -1649,6 +1650,9 @@ static inline struct bpf_prog *bpf_prog_get_type(u32 ufd, return bpf_prog_get_type_dev(ufd, type, false); } +void __bpf_free_used_maps(struct bpf_prog_aux *aux, + struct bpf_map **used_maps, u32 len); + bool bpf_prog_get_ok(struct bpf_prog *, enum bpf_prog_type *, bool); int bpf_prog_offload_compile(struct bpf_prog *prog); diff --git a/include/linux/buffer_head.h b/include/linux/buffer_head.h index 6b47f94378c5..e7e99da31349 100644 --- a/include/linux/buffer_head.h +++ b/include/linux/buffer_head.h @@ -194,6 +194,8 @@ void __breadahead_gfp(struct block_device *, sector_t block, unsigned int size, struct buffer_head *__bread_gfp(struct block_device *, sector_t block, unsigned size, gfp_t gfp); void invalidate_bh_lrus(void); +void invalidate_bh_lrus_cpu(int cpu); +bool has_bh_in_lru(int cpu, void *dummy); struct buffer_head *alloc_buffer_head(gfp_t gfp_flags); void free_buffer_head(struct buffer_head * bh); void unlock_buffer(struct buffer_head *bh); @@ -406,6 +408,8 @@ static inline int inode_has_buffers(struct inode *inode) { return 0; } static inline void invalidate_inode_buffers(struct inode *inode) {} static inline int remove_inode_buffers(struct inode *inode) { return 1; } static inline int sync_mapping_buffers(struct address_space *mapping) { return 0; } +static inline void invalidate_bh_lrus_cpu(int cpu) {} +static inline bool has_bh_in_lru(int cpu, void *dummy) { return 0; } #define buffer_heads_over_limit 0 #endif /* CONFIG_BLOCK */ diff --git a/include/linux/can/skb.h b/include/linux/can/skb.h index fc61cf4eff1c..ce7393d397e1 100644 --- a/include/linux/can/skb.h +++ b/include/linux/can/skb.h @@ -49,8 +49,12 @@ static inline void can_skb_reserve(struct sk_buff *skb) static inline void can_skb_set_owner(struct sk_buff *skb, struct sock *sk) { - if (sk) { - sock_hold(sk); + /* If the socket has already been closed by user space, the + * refcount may already be 0 (and the socket will be freed + * after the last TX skb has been freed). So only increase + * socket refcount if the refcount is > 0. + */ + if (sk && refcount_inc_not_zero(&sk->sk_refcnt)) { skb->destructor = sock_efree; skb->sk = sk; } diff --git a/include/linux/compiler-clang.h b/include/linux/compiler-clang.h index 12439b71d2ed..21a41619da6f 100644 --- a/include/linux/compiler-clang.h +++ b/include/linux/compiler-clang.h @@ -41,6 +41,12 @@ #define __no_sanitize_thread #endif +#if defined(CONFIG_ARCH_USE_BUILTIN_BSWAP) +#define __HAVE_BUILTIN_BSWAP32__ +#define __HAVE_BUILTIN_BSWAP64__ +#define __HAVE_BUILTIN_BSWAP16__ +#endif /* CONFIG_ARCH_USE_BUILTIN_BSWAP */ + #if __has_feature(undefined_behavior_sanitizer) /* GCC does not have __SANITIZE_UNDEFINED__ */ #define __no_sanitize_undefined \ diff --git a/include/linux/cpuhotplug.h b/include/linux/cpuhotplug.h index bc56287a1ed1..72fd8db62342 100644 --- a/include/linux/cpuhotplug.h +++ b/include/linux/cpuhotplug.h @@ -192,6 +192,7 @@ enum cpuhp_state { CPUHP_AP_ONLINE_DYN_END = CPUHP_AP_ONLINE_DYN + 30, CPUHP_AP_X86_HPET_ONLINE, CPUHP_AP_X86_KVM_CLK_ONLINE, + CPUHP_AP_DTPM_CPU_ONLINE, CPUHP_AP_ACTIVE, CPUHP_ONLINE, }; diff --git a/include/linux/crypto.h b/include/linux/crypto.h index ef90e07c9635..e3abd1f8646a 100644 --- a/include/linux/crypto.h +++ b/include/linux/crypto.h @@ -151,9 +151,12 @@ * The macro CRYPTO_MINALIGN_ATTR (along with the void * type in the actual * declaration) is used to ensure that the crypto_tfm context structure is * aligned correctly for the given architecture so that there are no alignment - * faults for C data types. In particular, this is required on platforms such - * as arm where pointers are 32-bit aligned but there are data types such as - * u64 which require 64-bit alignment. + * faults for C data types. On architectures that support non-cache coherent + * DMA, such as ARM or arm64, it also takes into account the minimal alignment + * that is required to ensure that the context struct member does not share any + * cachelines with the rest of the struct. This is needed to ensure that cache + * maintenance for non-coherent DMA (cache invalidation in particular) does not + * affect data that may be accessed by the CPU concurrently. */ #define CRYPTO_MINALIGN ARCH_KMALLOC_MINALIGN diff --git a/include/linux/device-mapper.h b/include/linux/device-mapper.h index 47588130ef5e..372d1948b12e 100644 --- a/include/linux/device-mapper.h +++ b/include/linux/device-mapper.h @@ -331,6 +331,11 @@ struct dm_target { * whether or not its underlying devices have support. */ bool discards_supported:1; + + /* + * Set if we need to limit the number of in-flight bios when swapping. + */ + bool limit_swap_bios:1; }; void *dm_per_bio_data(struct bio *bio, size_t data_size); diff --git a/include/linux/device.h b/include/linux/device.h index 7619a84f8ce4..e19600c73fca 100644 --- a/include/linux/device.h +++ b/include/linux/device.h @@ -582,6 +582,8 @@ struct device_link { struct rcu_head rcu_head; #endif bool supplier_preactivated; /* Owned by consumer probe. */ + ANDROID_KABI_RESERVE(1); + ANDROID_KABI_RESERVE(2); }; static inline struct device *kobj_to_dev(struct kobject *kobj) diff --git a/include/linux/device/class.h b/include/linux/device/class.h index e8d470c457d1..04e983415c3d 100644 --- a/include/linux/device/class.h +++ b/include/linux/device/class.h @@ -18,6 +18,7 @@ #include #include #include +#include struct device; struct fwnode_handle; @@ -75,6 +76,7 @@ struct class { const struct dev_pm_ops *pm; struct subsys_private *p; + ANDROID_KABI_RESERVE(1); }; struct class_dev_iter { diff --git a/include/linux/dma-buf.h b/include/linux/dma-buf.h index 893301220f99..f1242b50f627 100644 --- a/include/linux/dma-buf.h +++ b/include/linux/dma-buf.h @@ -588,6 +588,8 @@ dma_buf_attachment_is_dynamic(struct dma_buf_attachment *attach) return !!attach->importer_ops; } +int get_each_dmabuf(int (*callback)(const struct dma_buf *dmabuf, + void *private), void *private); int is_dma_buf_file(struct file *file); struct dma_buf_attachment *dma_buf_attach(struct dma_buf *dmabuf, struct device *dev); diff --git a/include/linux/dma-map-ops.h b/include/linux/dma-map-ops.h index a3ff9280f7aa..84c14dbcdb66 100644 --- a/include/linux/dma-map-ops.h +++ b/include/linux/dma-map-ops.h @@ -8,6 +8,7 @@ #include #include +#include struct cma; @@ -69,6 +70,11 @@ struct dma_map_ops { u64 (*get_required_mask)(struct device *dev); size_t (*max_mapping_size)(struct device *dev); unsigned long (*get_merge_boundary)(struct device *dev); + + ANDROID_KABI_RESERVE(1); + ANDROID_KABI_RESERVE(2); + ANDROID_KABI_RESERVE(3); + ANDROID_KABI_RESERVE(4); }; #ifdef CONFIG_DMA_OPS diff --git a/include/linux/dtpm.h b/include/linux/dtpm.h new file mode 100644 index 000000000000..e80a332e3d8a --- /dev/null +++ b/include/linux/dtpm.h @@ -0,0 +1,77 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Copyright (C) 2020 Linaro Ltd + * + * Author: Daniel Lezcano + */ +#ifndef ___DTPM_H__ +#define ___DTPM_H__ + +#include + +#define MAX_DTPM_DESCR 8 +#define MAX_DTPM_CONSTRAINTS 1 + +struct dtpm { + struct powercap_zone zone; + struct dtpm *parent; + struct list_head sibling; + struct list_head children; + struct dtpm_ops *ops; + unsigned long flags; + u64 power_limit; + u64 power_max; + u64 power_min; + int weight; + void *private; +}; + +struct dtpm_ops { + u64 (*set_power_uw)(struct dtpm *, u64); + u64 (*get_power_uw)(struct dtpm *); + void (*release)(struct dtpm *); +}; + +struct dtpm_descr; + +typedef int (*dtpm_init_t)(struct dtpm_descr *); + +struct dtpm_descr { + struct dtpm *parent; + const char *name; + dtpm_init_t init; +}; + +/* Init section thermal table */ +extern struct dtpm_descr *__dtpm_table[]; +extern struct dtpm_descr *__dtpm_table_end[]; + +#define DTPM_TABLE_ENTRY(name) \ + static typeof(name) *__dtpm_table_entry_##name \ + __used __section("__dtpm_table") = &name + +#define DTPM_DECLARE(name) DTPM_TABLE_ENTRY(name) + +#define for_each_dtpm_table(__dtpm) \ + for (__dtpm = __dtpm_table; \ + __dtpm < __dtpm_table_end; \ + __dtpm++) + +static inline struct dtpm *to_dtpm(struct powercap_zone *zone) +{ + return container_of(zone, struct dtpm, zone); +} + +int dtpm_update_power(struct dtpm *dtpm, u64 power_min, u64 power_max); + +int dtpm_release_zone(struct powercap_zone *pcz); + +struct dtpm *dtpm_alloc(struct dtpm_ops *ops); + +void dtpm_unregister(struct dtpm *dtpm); + +int dtpm_register(const char *name, struct dtpm *dtpm, struct dtpm *parent); + +int dtpm_register_cpu(struct dtpm *parent); + +#endif diff --git a/include/linux/eeprom_93xx46.h b/include/linux/eeprom_93xx46.h index eec7928ff8fe..99580c22f91a 100644 --- a/include/linux/eeprom_93xx46.h +++ b/include/linux/eeprom_93xx46.h @@ -16,6 +16,8 @@ struct eeprom_93xx46_platform_data { #define EEPROM_93XX46_QUIRK_SINGLE_WORD_READ (1 << 0) /* Instructions such as EWEN are (addrlen + 2) in length. */ #define EEPROM_93XX46_QUIRK_INSTRUCTION_LENGTH (1 << 1) +/* Add extra cycle after address during a read */ +#define EEPROM_93XX46_QUIRK_EXTRA_READ_CYCLE BIT(2) /* * optional hooks to control additional logic diff --git a/include/linux/efi.h b/include/linux/efi.h index d7c0e73af2b9..e17cd4c44f93 100644 --- a/include/linux/efi.h +++ b/include/linux/efi.h @@ -72,8 +72,10 @@ typedef void *efi_handle_t; */ typedef guid_t efi_guid_t __aligned(__alignof__(u32)); -#define EFI_GUID(a,b,c,d0,d1,d2,d3,d4,d5,d6,d7) \ - GUID_INIT(a, b, c, d0, d1, d2, d3, d4, d5, d6, d7) +#define EFI_GUID(a, b, c, d...) (efi_guid_t){ { \ + (a) & 0xff, ((a) >> 8) & 0xff, ((a) >> 16) & 0xff, ((a) >> 24) & 0xff, \ + (b) & 0xff, ((b) >> 8) & 0xff, \ + (c) & 0xff, ((c) >> 8) & 0xff, d } } /* * Generic EFI table header diff --git a/include/linux/entry-common.h b/include/linux/entry-common.h index 474f29638d2c..7dff07713a07 100644 --- a/include/linux/entry-common.h +++ b/include/linux/entry-common.h @@ -341,8 +341,26 @@ void irqentry_enter_from_user_mode(struct pt_regs *regs); void irqentry_exit_to_user_mode(struct pt_regs *regs); #ifndef irqentry_state +/** + * struct irqentry_state - Opaque object for exception state storage + * @exit_rcu: Used exclusively in the irqentry_*() calls; signals whether the + * exit path has to invoke rcu_irq_exit(). + * @lockdep: Used exclusively in the irqentry_nmi_*() calls; ensures that + * lockdep state is restored correctly on exit from nmi. + * + * This opaque object is filled in by the irqentry_*_enter() functions and + * must be passed back into the corresponding irqentry_*_exit() functions + * when the exception is complete. + * + * Callers of irqentry_*_[enter|exit]() must consider this structure opaque + * and all members private. Descriptions of the members are provided to aid in + * the maintenance of the irqentry_*() functions. + */ typedef struct irqentry_state { - bool exit_rcu; + union { + bool exit_rcu; + bool lockdep; + }; } irqentry_state_t; #endif @@ -402,4 +420,23 @@ void irqentry_exit_cond_resched(void); */ void noinstr irqentry_exit(struct pt_regs *regs, irqentry_state_t state); +/** + * irqentry_nmi_enter - Handle NMI entry + * @regs: Pointer to currents pt_regs + * + * Similar to irqentry_enter() but taking care of the NMI constraints. + */ +irqentry_state_t noinstr irqentry_nmi_enter(struct pt_regs *regs); + +/** + * irqentry_nmi_exit - Handle return from NMI handling + * @regs: Pointer to pt_regs (NMI entry regs) + * @irq_state: Return value from matching call to irqentry_nmi_enter() + * + * Last action before returning to the low level assmenbly code. + * + * Counterpart to irqentry_nmi_enter(). + */ +void noinstr irqentry_nmi_exit(struct pt_regs *regs, irqentry_state_t irq_state); + #endif diff --git a/include/linux/ethtool.h b/include/linux/ethtool.h index 6408b446051f..b7b747c4d6e9 100644 --- a/include/linux/ethtool.h +++ b/include/linux/ethtool.h @@ -15,6 +15,7 @@ #include #include +#include #include #ifdef CONFIG_COMPAT @@ -509,6 +510,11 @@ struct ethtool_ops { const struct ethtool_tunable *, void *); int (*set_phy_tunable)(struct net_device *, const struct ethtool_tunable *, const void *); + + ANDROID_KABI_RESERVE(1); + ANDROID_KABI_RESERVE(2); + ANDROID_KABI_RESERVE(3); + ANDROID_KABI_RESERVE(4); }; int ethtool_check_ops(const struct ethtool_ops *ops); diff --git a/include/linux/eventpoll.h b/include/linux/eventpoll.h index 8f000fada5a4..0df0de0cf45e 100644 --- a/include/linux/eventpoll.h +++ b/include/linux/eventpoll.h @@ -18,7 +18,7 @@ struct file; #ifdef CONFIG_EPOLL -#ifdef CONFIG_CHECKPOINT_RESTORE +#ifdef CONFIG_KCMP struct file *get_epoll_tfile_raw_ptr(struct file *file, int tfd, unsigned long toff); #endif diff --git a/include/linux/filter.h b/include/linux/filter.h index 1b62397bd124..e2ffa02f9067 100644 --- a/include/linux/filter.h +++ b/include/linux/filter.h @@ -886,7 +886,7 @@ void sk_filter_uncharge(struct sock *sk, struct sk_filter *fp); u64 __bpf_call_base(u64 r1, u64 r2, u64 r3, u64 r4, u64 r5); #define __bpf_call_base_args \ ((u64 (*)(u64, u64, u64, u64, u64, const struct bpf_insn *)) \ - __bpf_call_base) + (void *)__bpf_call_base) struct bpf_prog *bpf_int_jit_compile(struct bpf_prog *prog); void bpf_jit_compile(struct bpf_prog *prog); diff --git a/include/linux/fwnode.h b/include/linux/fwnode.h index dfefd43a737c..8392b8ce70dd 100644 --- a/include/linux/fwnode.h +++ b/include/linux/fwnode.h @@ -12,6 +12,7 @@ #include #include #include +#include struct fwnode_operations; struct device; @@ -34,6 +35,7 @@ struct fwnode_handle { struct list_head suppliers; struct list_head consumers; u8 flags; + ANDROID_KABI_RESERVE(1); }; struct fwnode_link { @@ -41,6 +43,9 @@ struct fwnode_link { struct list_head s_hook; struct fwnode_handle *consumer; struct list_head c_hook; + ANDROID_KABI_RESERVE(1); + ANDROID_KABI_RESERVE(2); + ANDROID_KABI_RESERVE(3); }; /** diff --git a/include/linux/genhd.h b/include/linux/genhd.h index 03da3f603d30..8935b1e63ada 100644 --- a/include/linux/genhd.h +++ b/include/linux/genhd.h @@ -17,6 +17,7 @@ #include #include #include +#include #include #define dev_to_disk(device) container_of((device), struct gendisk, part0.__dev) @@ -73,6 +74,11 @@ struct hd_struct { int make_it_fail; #endif struct rcu_work rcu_work; + + ANDROID_KABI_RESERVE(1); + ANDROID_KABI_RESERVE(2); + ANDROID_KABI_RESERVE(3); + ANDROID_KABI_RESERVE(4); }; /** @@ -162,6 +168,9 @@ struct blk_integrity { unsigned char tuple_size; unsigned char interval_exp; unsigned char tag_size; + + ANDROID_KABI_RESERVE(1); + ANDROID_KABI_RESERVE(2); }; struct gendisk { @@ -208,6 +217,12 @@ struct gendisk { int node_id; struct badblocks *bb; struct lockdep_map lockdep_map; + + ANDROID_KABI_RESERVE(1); + ANDROID_KABI_RESERVE(2); + ANDROID_KABI_RESERVE(3); + ANDROID_KABI_RESERVE(4); + }; #if IS_REACHABLE(CONFIG_CDROM) diff --git a/include/linux/gpio/consumer.h b/include/linux/gpio/consumer.h index 901aab89d025..79f450e93abf 100644 --- a/include/linux/gpio/consumer.h +++ b/include/linux/gpio/consumer.h @@ -674,6 +674,8 @@ struct acpi_gpio_mapping { * get GpioIo type explicitly, this quirk may be used. */ #define ACPI_GPIO_QUIRK_ONLY_GPIOIO BIT(1) +/* Use given pin as an absolute GPIO number in the system */ +#define ACPI_GPIO_QUIRK_ABSOLUTE_NUMBER BIT(2) unsigned int quirks; }; diff --git a/include/linux/hrtimer.h b/include/linux/hrtimer.h index 107cedd7019a..38a8388f598f 100644 --- a/include/linux/hrtimer.h +++ b/include/linux/hrtimer.h @@ -20,6 +20,7 @@ #include #include #include +#include struct hrtimer_clock_base; struct hrtimer_cpu_base; @@ -124,6 +125,8 @@ struct hrtimer { u8 is_rel; u8 is_soft; u8 is_hard; + + ANDROID_KABI_RESERVE(1); }; /** diff --git a/include/linux/icmpv6.h b/include/linux/icmpv6.h index 1b3371ae8193..9055cb380ee2 100644 --- a/include/linux/icmpv6.h +++ b/include/linux/icmpv6.h @@ -3,6 +3,7 @@ #define _LINUX_ICMPV6_H #include +#include #include static inline struct icmp6hdr *icmp6_hdr(const struct sk_buff *skb) @@ -15,13 +16,16 @@ static inline struct icmp6hdr *icmp6_hdr(const struct sk_buff *skb) #if IS_ENABLED(CONFIG_IPV6) typedef void ip6_icmp_send_t(struct sk_buff *skb, u8 type, u8 code, __u32 info, - const struct in6_addr *force_saddr); -#if IS_BUILTIN(CONFIG_IPV6) + const struct in6_addr *force_saddr, + const struct inet6_skb_parm *parm); void icmp6_send(struct sk_buff *skb, u8 type, u8 code, __u32 info, - const struct in6_addr *force_saddr); -static inline void icmpv6_send(struct sk_buff *skb, u8 type, u8 code, __u32 info) + const struct in6_addr *force_saddr, + const struct inet6_skb_parm *parm); +#if IS_BUILTIN(CONFIG_IPV6) +static inline void __icmpv6_send(struct sk_buff *skb, u8 type, u8 code, __u32 info, + const struct inet6_skb_parm *parm) { - icmp6_send(skb, type, code, info, NULL); + icmp6_send(skb, type, code, info, NULL, parm); } static inline int inet6_register_icmp_sender(ip6_icmp_send_t *fn) { @@ -34,18 +38,28 @@ static inline int inet6_unregister_icmp_sender(ip6_icmp_send_t *fn) return 0; } #else -extern void icmpv6_send(struct sk_buff *skb, u8 type, u8 code, __u32 info); +extern void __icmpv6_send(struct sk_buff *skb, u8 type, u8 code, __u32 info, + const struct inet6_skb_parm *parm); extern int inet6_register_icmp_sender(ip6_icmp_send_t *fn); extern int inet6_unregister_icmp_sender(ip6_icmp_send_t *fn); #endif +static inline void icmpv6_send(struct sk_buff *skb, u8 type, u8 code, __u32 info) +{ + __icmpv6_send(skb, type, code, info, IP6CB(skb)); +} + int ip6_err_gen_icmpv6_unreach(struct sk_buff *skb, int nhs, int type, unsigned int data_len); #if IS_ENABLED(CONFIG_NF_NAT) void icmpv6_ndo_send(struct sk_buff *skb_in, u8 type, u8 code, __u32 info); #else -#define icmpv6_ndo_send icmpv6_send +static inline void icmpv6_ndo_send(struct sk_buff *skb_in, u8 type, u8 code, __u32 info) +{ + struct inet6_skb_parm parm = { 0 }; + __icmpv6_send(skb_in, type, code, info, &parm); +} #endif #else diff --git a/include/linux/io-pgtable.h b/include/linux/io-pgtable.h index c4635dd357c4..055e57c69b38 100644 --- a/include/linux/io-pgtable.h +++ b/include/linux/io-pgtable.h @@ -25,8 +25,6 @@ enum io_pgtable_fmt { * @tlb_flush_walk: Synchronously invalidate all intermediate TLB state * (sometimes referred to as the "walk cache") for a virtual * address range. - * @tlb_flush_leaf: Synchronously invalidate all leaf TLB state for a virtual - * address range. * @tlb_add_page: Optional callback to queue up leaf TLB invalidation for a * single page. IOMMUs that cannot batch TLB invalidation * operations efficiently will typically issue them here, but @@ -40,8 +38,6 @@ struct iommu_flush_ops { void (*tlb_flush_all)(void *cookie); void (*tlb_flush_walk)(unsigned long iova, size_t size, size_t granule, void *cookie); - void (*tlb_flush_leaf)(unsigned long iova, size_t size, size_t granule, - void *cookie); void (*tlb_add_page)(struct iommu_iotlb_gather *gather, unsigned long iova, size_t granule, void *cookie); }; @@ -72,13 +68,9 @@ struct io_pgtable_cfg { * hardware which does not implement the permissions of a given * format, and/or requires some format-specific default value. * - * IO_PGTABLE_QUIRK_TLBI_ON_MAP: If the format forbids caching invalid - * (unmapped) entries but the hardware might do so anyway, perform - * TLB maintenance when mapping as well as when unmapping. - * * IO_PGTABLE_QUIRK_ARM_MTK_EXT: (ARM v7s format) MediaTek IOMMUs extend - * to support up to 34 bits PA where the bit32 and bit33 are - * encoded in the bit9 and bit4 of the PTE respectively. + * to support up to 35 bits PA where the bit32, bit33 and bit34 are + * encoded in the bit9, bit4 and bit5 of the PTE respectively. * * IO_PGTABLE_QUIRK_NON_STRICT: Skip issuing synchronous leaf TLBIs * on unmap, for DMA domains using the flush queue mechanism for @@ -89,7 +81,6 @@ struct io_pgtable_cfg { */ #define IO_PGTABLE_QUIRK_ARM_NS BIT(0) #define IO_PGTABLE_QUIRK_NO_PERMS BIT(1) - #define IO_PGTABLE_QUIRK_TLBI_ON_MAP BIT(2) #define IO_PGTABLE_QUIRK_ARM_MTK_EXT BIT(3) #define IO_PGTABLE_QUIRK_NON_STRICT BIT(4) #define IO_PGTABLE_QUIRK_ARM_TTBR1 BIT(5) @@ -216,21 +207,16 @@ struct io_pgtable { static inline void io_pgtable_tlb_flush_all(struct io_pgtable *iop) { - iop->cfg.tlb->tlb_flush_all(iop->cookie); + if (iop->cfg.tlb && iop->cfg.tlb->tlb_flush_all) + iop->cfg.tlb->tlb_flush_all(iop->cookie); } static inline void io_pgtable_tlb_flush_walk(struct io_pgtable *iop, unsigned long iova, size_t size, size_t granule) { - iop->cfg.tlb->tlb_flush_walk(iova, size, granule, iop->cookie); -} - -static inline void -io_pgtable_tlb_flush_leaf(struct io_pgtable *iop, unsigned long iova, - size_t size, size_t granule) -{ - iop->cfg.tlb->tlb_flush_leaf(iova, size, granule, iop->cookie); + if (iop->cfg.tlb && iop->cfg.tlb->tlb_flush_walk) + iop->cfg.tlb->tlb_flush_walk(iova, size, granule, iop->cookie); } static inline void @@ -238,7 +224,7 @@ io_pgtable_tlb_add_page(struct io_pgtable *iop, struct iommu_iotlb_gather * gather, unsigned long iova, size_t granule) { - if (iop->cfg.tlb->tlb_add_page) + if (iop->cfg.tlb && iop->cfg.tlb->tlb_add_page) iop->cfg.tlb->tlb_add_page(gather, iova, granule, iop->cookie); } diff --git a/include/linux/iomap.h b/include/linux/iomap.h index 5bd3cac4df9c..8a6add3abb3f 100644 --- a/include/linux/iomap.h +++ b/include/linux/iomap.h @@ -9,6 +9,7 @@ #include #include #include +#include struct address_space; struct fiemap_extent_info; @@ -141,6 +142,9 @@ struct iomap_ops { */ int (*iomap_end)(struct inode *inode, loff_t pos, loff_t length, ssize_t written, unsigned flags, struct iomap *iomap); + + ANDROID_KABI_RESERVE(1); + ANDROID_KABI_RESERVE(2); }; /* diff --git a/include/linux/iommu.h b/include/linux/iommu.h index 01294da9bd07..66e34a43a453 100644 --- a/include/linux/iommu.h +++ b/include/linux/iommu.h @@ -182,7 +182,7 @@ enum iommu_dev_features { * struct iommu_iotlb_gather - Range information for a pending IOTLB flush * * @start: IOVA representing the start of the range to be flushed - * @end: IOVA representing the end of the range to be flushed (exclusive) + * @end: IOVA representing the end of the range to be flushed (inclusive) * @pgsize: The interval at which to perform the flush * * This structure is intended to be updated by multiple calls to the @@ -262,7 +262,8 @@ struct iommu_ops { size_t (*unmap)(struct iommu_domain *domain, unsigned long iova, size_t size, struct iommu_iotlb_gather *iotlb_gather); void (*flush_iotlb_all)(struct iommu_domain *domain); - void (*iotlb_sync_map)(struct iommu_domain *domain); + void (*iotlb_sync_map)(struct iommu_domain *domain, unsigned long iova, + size_t size); void (*iotlb_sync)(struct iommu_domain *domain, struct iommu_iotlb_gather *iotlb_gather); phys_addr_t (*iova_to_phys)(struct iommu_domain *domain, dma_addr_t iova); @@ -554,7 +555,7 @@ static inline void iommu_iotlb_gather_add_page(struct iommu_domain *domain, struct iommu_iotlb_gather *gather, unsigned long iova, size_t size) { - unsigned long start = iova, end = start + size; + unsigned long start = iova, end = start + size - 1; /* * If the new page is disjoint from the current range or is mapped at diff --git a/include/linux/ioport.h b/include/linux/ioport.h index 5135d4b86cd6..d36041c1cd42 100644 --- a/include/linux/ioport.h +++ b/include/linux/ioport.h @@ -13,6 +13,7 @@ #include #include #include +#include /* * Resources are tree-like, allowing * nesting etc.. @@ -24,6 +25,11 @@ struct resource { unsigned long flags; unsigned long desc; struct resource *parent, *sibling, *child; + + ANDROID_KABI_RESERVE(1); + ANDROID_KABI_RESERVE(2); + ANDROID_KABI_RESERVE(3); + ANDROID_KABI_RESERVE(4); }; /* diff --git a/include/linux/ipv6.h b/include/linux/ipv6.h index 3147cdadbfd8..a7c5c7f4d97f 100644 --- a/include/linux/ipv6.h +++ b/include/linux/ipv6.h @@ -3,6 +3,7 @@ #define _IPV6_H #include +#include #define ipv6_optlen(p) (((p)->hdrlen+1) << 3) #define ipv6_authlen(p) (((p)->hdrlen+2) << 2) @@ -78,6 +79,11 @@ struct ipv6_devconf { __s32 rpl_seg_enabled; struct ctl_table_header *sysctl_header; + + ANDROID_KABI_RESERVE(1); + ANDROID_KABI_RESERVE(2); + ANDROID_KABI_RESERVE(3); + ANDROID_KABI_RESERVE(4); }; struct ipv6_params { @@ -85,7 +91,6 @@ struct ipv6_params { __s32 autoconf; }; extern struct ipv6_params ipv6_defaults; -#include #include #include diff --git a/include/linux/irqdomain.h b/include/linux/irqdomain.h index ea5a337e0f8b..d6208a426525 100644 --- a/include/linux/irqdomain.h +++ b/include/linux/irqdomain.h @@ -35,6 +35,7 @@ #include #include #include +#include struct device_node; struct irq_domain; @@ -178,6 +179,11 @@ struct irq_domain { struct dentry *debugfs_file; #endif + ANDROID_KABI_RESERVE(1); + ANDROID_KABI_RESERVE(2); + ANDROID_KABI_RESERVE(3); + ANDROID_KABI_RESERVE(4); + /* reverse map data. The linear map gets appended to the irq_domain */ irq_hw_number_t hwirq_max; unsigned int revmap_direct_max_irq; diff --git a/include/linux/kasan.h b/include/linux/kasan.h index b91732bd05d7..8b3b99d659b7 100644 --- a/include/linux/kasan.h +++ b/include/linux/kasan.h @@ -30,7 +30,8 @@ struct kunit_kasan_expectation { /* Software KASAN implementations use shadow memory. */ #ifdef CONFIG_KASAN_SW_TAGS -#define KASAN_SHADOW_INIT 0xFF +/* This matches KASAN_TAG_INVALID. */ +#define KASAN_SHADOW_INIT 0xFE #else #define KASAN_SHADOW_INIT 0 #endif @@ -95,6 +96,11 @@ static __always_inline bool kasan_enabled(void) return static_branch_likely(&kasan_flag_enabled); } +static inline bool kasan_has_integrated_init(void) +{ + return kasan_enabled(); +} + #else /* CONFIG_KASAN_HW_TAGS */ static inline bool kasan_enabled(void) @@ -102,6 +108,11 @@ static inline bool kasan_enabled(void) return true; } +static inline bool kasan_has_integrated_init(void) +{ + return false; +} + #endif /* CONFIG_KASAN_HW_TAGS */ slab_flags_t __kasan_never_merge(void); @@ -119,20 +130,20 @@ static __always_inline void kasan_unpoison_range(const void *addr, size_t size) __kasan_unpoison_range(addr, size); } -void __kasan_alloc_pages(struct page *page, unsigned int order); +void __kasan_alloc_pages(struct page *page, unsigned int order, bool init); static __always_inline void kasan_alloc_pages(struct page *page, - unsigned int order) + unsigned int order, bool init) { if (kasan_enabled()) - __kasan_alloc_pages(page, order); + __kasan_alloc_pages(page, order, init); } -void __kasan_free_pages(struct page *page, unsigned int order); +void __kasan_free_pages(struct page *page, unsigned int order, bool init); static __always_inline void kasan_free_pages(struct page *page, - unsigned int order) + unsigned int order, bool init) { if (kasan_enabled()) - __kasan_free_pages(page, order); + __kasan_free_pages(page, order, init); } void __kasan_cache_create(struct kmem_cache *cache, unsigned int *size, @@ -192,11 +203,13 @@ static __always_inline void * __must_check kasan_init_slab_obj( return (void *)object; } -bool __kasan_slab_free(struct kmem_cache *s, void *object, unsigned long ip); -static __always_inline bool kasan_slab_free(struct kmem_cache *s, void *object) +bool __kasan_slab_free(struct kmem_cache *s, void *object, + unsigned long ip, bool init); +static __always_inline bool kasan_slab_free(struct kmem_cache *s, + void *object, bool init) { if (kasan_enabled()) - return __kasan_slab_free(s, object, _RET_IP_); + return __kasan_slab_free(s, object, _RET_IP_, init); return false; } @@ -215,12 +228,12 @@ static __always_inline void kasan_slab_free_mempool(void *ptr) } void * __must_check __kasan_slab_alloc(struct kmem_cache *s, - void *object, gfp_t flags); + void *object, gfp_t flags, bool init); static __always_inline void * __must_check kasan_slab_alloc( - struct kmem_cache *s, void *object, gfp_t flags) + struct kmem_cache *s, void *object, gfp_t flags, bool init) { if (kasan_enabled()) - return __kasan_slab_alloc(s, object, flags); + return __kasan_slab_alloc(s, object, flags, init); return object; } @@ -276,13 +289,17 @@ static inline bool kasan_enabled(void) { return false; } +static inline bool kasan_has_integrated_init(void) +{ + return false; +} static inline slab_flags_t kasan_never_merge(void) { return 0; } static inline void kasan_unpoison_range(const void *address, size_t size) {} -static inline void kasan_alloc_pages(struct page *page, unsigned int order) {} -static inline void kasan_free_pages(struct page *page, unsigned int order) {} +static inline void kasan_alloc_pages(struct page *page, unsigned int order, bool init) {} +static inline void kasan_free_pages(struct page *page, unsigned int order, bool init) {} static inline void kasan_cache_create(struct kmem_cache *cache, unsigned int *size, slab_flags_t *flags) {} @@ -298,14 +315,14 @@ static inline void *kasan_init_slab_obj(struct kmem_cache *cache, { return (void *)object; } -static inline bool kasan_slab_free(struct kmem_cache *s, void *object) +static inline bool kasan_slab_free(struct kmem_cache *s, void *object, bool init) { return false; } static inline void kasan_kfree_large(void *ptr) {} static inline void kasan_slab_free_mempool(void *ptr) {} static inline void *kasan_slab_alloc(struct kmem_cache *s, void *object, - gfp_t flags) + gfp_t flags, bool init) { return object; } @@ -330,7 +347,7 @@ static inline bool kasan_check_byte(const void *address) #endif /* CONFIG_KASAN */ -#if defined(CONFIG_KASAN) && CONFIG_KASAN_STACK +#if defined(CONFIG_KASAN) && defined(CONFIG_KASAN_STACK) void kasan_unpoison_task_stack(struct task_struct *task); #else static inline void kasan_unpoison_task_stack(struct task_struct *task) {} diff --git a/include/linux/kernfs.h b/include/linux/kernfs.h index 89f6a4214a70..c8529e9fa8de 100644 --- a/include/linux/kernfs.h +++ b/include/linux/kernfs.h @@ -16,6 +16,7 @@ #include #include #include +#include struct file; struct dentry; @@ -175,6 +176,11 @@ struct kernfs_syscall_ops { const char *new_name); int (*show_path)(struct seq_file *sf, struct kernfs_node *kn, struct kernfs_root *root); + + ANDROID_KABI_RESERVE(1); + ANDROID_KABI_RESERVE(2); + ANDROID_KABI_RESERVE(3); + ANDROID_KABI_RESERVE(4); }; struct kernfs_root { @@ -268,6 +274,9 @@ struct kernfs_ops { #ifdef CONFIG_DEBUG_LOCK_ALLOC struct lock_class_key lockdep_key; #endif + + ANDROID_KABI_RESERVE(1); + ANDROID_KABI_RESERVE(2); }; /* diff --git a/include/linux/kexec.h b/include/linux/kexec.h index 9e93bef52968..5f61389f5f36 100644 --- a/include/linux/kexec.h +++ b/include/linux/kexec.h @@ -300,6 +300,11 @@ struct kimage { /* Information for loading purgatory */ struct purgatory_info purgatory_info; #endif + +#ifdef CONFIG_IMA_KEXEC + /* Virtual address of IMA measurement buffer for kexec syscall */ + void *ima_buffer; +#endif }; /* kexec interface functions */ diff --git a/include/linux/key.h b/include/linux/key.h index 0f2e24f13c2b..eed3ce139a32 100644 --- a/include/linux/key.h +++ b/include/linux/key.h @@ -289,6 +289,7 @@ extern struct key *key_alloc(struct key_type *type, #define KEY_ALLOC_BUILT_IN 0x0004 /* Key is built into kernel */ #define KEY_ALLOC_BYPASS_RESTRICTION 0x0008 /* Override the check on restricted keyrings */ #define KEY_ALLOC_UID_KEYRING 0x0010 /* allocating a user or user session keyring */ +#define KEY_ALLOC_SET_KEEP 0x0020 /* Set the KEEP flag on the key/keyring */ extern void key_revoke(struct key *key); extern void key_invalidate(struct key *key); diff --git a/include/linux/kgdb.h b/include/linux/kgdb.h index 0d6cf64c8bb1..3c755f6eaefd 100644 --- a/include/linux/kgdb.h +++ b/include/linux/kgdb.h @@ -360,9 +360,11 @@ extern atomic_t kgdb_active; extern bool dbg_is_early; extern void __init dbg_late_init(void); extern void kgdb_panic(const char *msg); +extern void kgdb_free_init_mem(void); #else /* ! CONFIG_KGDB */ #define in_dbg_master() (0) #define dbg_late_init() static inline void kgdb_panic(const char *msg) {} +static inline void kgdb_free_init_mem(void) { } #endif /* ! CONFIG_KGDB */ #endif /* _KGDB_H_ */ diff --git a/include/linux/khugepaged.h b/include/linux/khugepaged.h index c941b7377321..2fcc01891b47 100644 --- a/include/linux/khugepaged.h +++ b/include/linux/khugepaged.h @@ -3,6 +3,7 @@ #define _LINUX_KHUGEPAGED_H #include /* MMF_VM_HUGEPAGE */ +#include #ifdef CONFIG_TRANSPARENT_HUGEPAGE @@ -57,6 +58,7 @@ static inline int khugepaged_enter(struct vm_area_struct *vma, { if (!test_bit(MMF_VM_HUGEPAGE, &vma->vm_mm->flags)) if ((khugepaged_always() || + (shmem_file(vma->vm_file) && shmem_huge_enabled(vma)) || (khugepaged_req_madv() && (vm_flags & VM_HUGEPAGE))) && !(vm_flags & VM_NOHUGEPAGE) && !test_bit(MMF_DISABLE_THP, &vma->vm_mm->flags)) diff --git a/include/linux/kobject.h b/include/linux/kobject.h index ea30529fba08..e6d8e1b8ab0a 100644 --- a/include/linux/kobject.h +++ b/include/linux/kobject.h @@ -27,6 +27,7 @@ #include #include #include +#include #define UEVENT_HELPER_PATH_LEN 256 #define UEVENT_NUM_ENVP 64 /* number of env pointers */ @@ -77,6 +78,11 @@ struct kobject { unsigned int state_add_uevent_sent:1; unsigned int state_remove_uevent_sent:1; unsigned int uevent_suppress:1; + + ANDROID_KABI_RESERVE(1); + ANDROID_KABI_RESERVE(2); + ANDROID_KABI_RESERVE(3); + ANDROID_KABI_RESERVE(4); }; extern __printf(2, 3) @@ -143,6 +149,11 @@ struct kobj_type { const struct kobj_ns_type_operations *(*child_ns_type)(struct kobject *kobj); const void *(*namespace)(struct kobject *kobj); void (*get_ownership)(struct kobject *kobj, kuid_t *uid, kgid_t *gid); + + ANDROID_KABI_RESERVE(1); + ANDROID_KABI_RESERVE(2); + ANDROID_KABI_RESERVE(3); + ANDROID_KABI_RESERVE(4); }; struct kobj_uevent_env { @@ -194,6 +205,11 @@ struct kset { spinlock_t list_lock; struct kobject kobj; const struct kset_uevent_ops *uevent_ops; + + ANDROID_KABI_RESERVE(1); + ANDROID_KABI_RESERVE(2); + ANDROID_KABI_RESERVE(3); + ANDROID_KABI_RESERVE(4); } __randomize_layout; extern void kset_init(struct kset *kset); diff --git a/include/linux/memory.h b/include/linux/memory.h index 439a89e758d8..4da95e684e20 100644 --- a/include/linux/memory.h +++ b/include/linux/memory.h @@ -27,9 +27,8 @@ struct memory_block { unsigned long start_section_nr; unsigned long state; /* serialized by the dev->lock */ int online_type; /* for passing data to online routine */ - int phys_device; /* to which fru does this belong? */ - struct device dev; int nid; /* NID for this memory block */ + struct device dev; }; int arch_get_memory_phys_device(unsigned long start_pfn); diff --git a/include/linux/memremap.h b/include/linux/memremap.h index 79c49e7f5c30..f5b464daeeca 100644 --- a/include/linux/memremap.h +++ b/include/linux/memremap.h @@ -137,6 +137,7 @@ void *devm_memremap_pages(struct device *dev, struct dev_pagemap *pgmap); void devm_memunmap_pages(struct device *dev, struct dev_pagemap *pgmap); struct dev_pagemap *get_dev_pagemap(unsigned long pfn, struct dev_pagemap *pgmap); +bool pgmap_pfn_valid(struct dev_pagemap *pgmap, unsigned long pfn); unsigned long vmem_altmap_offset(struct vmem_altmap *altmap); void vmem_altmap_free(struct vmem_altmap *altmap, unsigned long nr_pfns); @@ -165,6 +166,11 @@ static inline struct dev_pagemap *get_dev_pagemap(unsigned long pfn, return NULL; } +static inline bool pgmap_pfn_valid(struct dev_pagemap *pgmap, unsigned long pfn) +{ + return false; +} + static inline unsigned long vmem_altmap_offset(struct vmem_altmap *altmap) { return 0; diff --git a/include/linux/mfd/rohm-generic.h b/include/linux/mfd/rohm-generic.h index 4283b5b33e04..2b85b9deb03a 100644 --- a/include/linux/mfd/rohm-generic.h +++ b/include/linux/mfd/rohm-generic.h @@ -20,14 +20,12 @@ struct rohm_regmap_dev { struct regmap *regmap; }; -enum { - ROHM_DVS_LEVEL_UNKNOWN, - ROHM_DVS_LEVEL_RUN, - ROHM_DVS_LEVEL_IDLE, - ROHM_DVS_LEVEL_SUSPEND, - ROHM_DVS_LEVEL_LPSR, - ROHM_DVS_LEVEL_MAX = ROHM_DVS_LEVEL_LPSR, -}; +#define ROHM_DVS_LEVEL_RUN BIT(0) +#define ROHM_DVS_LEVEL_IDLE BIT(1) +#define ROHM_DVS_LEVEL_SUSPEND BIT(2) +#define ROHM_DVS_LEVEL_LPSR BIT(3) +#define ROHM_DVS_LEVEL_VALID_AMOUNT 4 +#define ROHM_DVS_LEVEL_UNKNOWN 0 /** * struct rohm_dvs_config - dynamic voltage scaling register descriptions diff --git a/include/linux/migrate.h b/include/linux/migrate.h index fb2281b36953..8512469ff6fb 100644 --- a/include/linux/migrate.h +++ b/include/linux/migrate.h @@ -45,8 +45,6 @@ extern struct page *alloc_migration_target(struct page *page, unsigned long priv extern int isolate_movable_page(struct page *page, isolate_mode_t mode); extern void putback_movable_page(struct page *page); -extern int migrate_prep(void); -extern int migrate_prep_local(void); extern void migrate_page_states(struct page *newpage, struct page *page); extern void migrate_page_copy(struct page *newpage, struct page *page); extern int migrate_huge_page_move_mapping(struct address_space *mapping, @@ -66,9 +64,6 @@ static inline struct page *alloc_migration_target(struct page *page, static inline int isolate_movable_page(struct page *page, isolate_mode_t mode) { return -EBUSY; } -static inline int migrate_prep(void) { return -ENOSYS; } -static inline int migrate_prep_local(void) { return -ENOSYS; } - static inline void migrate_page_states(struct page *newpage, struct page *page) { } diff --git a/include/linux/mm.h b/include/linux/mm.h index 151d4f2fbb49..e6619e9f4a66 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -32,6 +32,7 @@ #include #include #include +#include struct mempolicy; struct anon_vma; @@ -638,6 +639,11 @@ struct vm_operations_struct { */ struct page *(*find_special_page)(struct vm_area_struct *vma, unsigned long addr); + + ANDROID_KABI_RESERVE(1); + ANDROID_KABI_RESERVE(2); + ANDROID_KABI_RESERVE(3); + ANDROID_KABI_RESERVE(4); }; static inline void INIT_VMA(struct vm_area_struct *vma) @@ -1450,16 +1456,28 @@ static inline bool cpupid_match_pid(struct task_struct *task, int cpupid) #if defined(CONFIG_KASAN_SW_TAGS) || defined(CONFIG_KASAN_HW_TAGS) +/* + * KASAN per-page tags are stored xor'ed with 0xff. This allows to avoid + * setting tags for all pages to native kernel tag value 0xff, as the default + * value 0x00 maps to 0xff. + */ + static inline u8 page_kasan_tag(const struct page *page) { - if (kasan_enabled()) - return (page->flags >> KASAN_TAG_PGSHIFT) & KASAN_TAG_MASK; - return 0xff; + u8 tag = 0xff; + + if (kasan_enabled()) { + tag = (page->flags >> KASAN_TAG_PGSHIFT) & KASAN_TAG_MASK; + tag ^= 0xff; + } + + return tag; } static inline void page_kasan_tag_set(struct page *page, u8 tag) { if (kasan_enabled()) { + tag ^= 0xff; page->flags &= ~(KASAN_TAG_MASK << KASAN_TAG_PGSHIFT); page->flags |= (tag & KASAN_TAG_MASK) << KASAN_TAG_PGSHIFT; } @@ -3000,44 +3018,56 @@ extern int apply_to_existing_page_range(struct mm_struct *mm, unsigned long address, unsigned long size, pte_fn_t fn, void *data); +extern void init_mem_debugging_and_hardening(void); #ifdef CONFIG_PAGE_POISONING -extern bool page_poisoning_enabled(void); -extern void kernel_poison_pages(struct page *page, int numpages, int enable); +extern void __kernel_poison_pages(struct page *page, int numpages); +extern void __kernel_unpoison_pages(struct page *page, int numpages); +extern bool _page_poisoning_enabled_early; +DECLARE_STATIC_KEY_FALSE(_page_poisoning_enabled); +static inline bool page_poisoning_enabled(void) +{ + return _page_poisoning_enabled_early; +} +/* + * For use in fast paths after init_mem_debugging() has run, or when a + * false negative result is not harmful when called too early. + */ +static inline bool page_poisoning_enabled_static(void) +{ + return static_branch_unlikely(&_page_poisoning_enabled); +} +static inline void kernel_poison_pages(struct page *page, int numpages) +{ + if (page_poisoning_enabled_static()) + __kernel_poison_pages(page, numpages); +} +static inline void kernel_unpoison_pages(struct page *page, int numpages) +{ + if (page_poisoning_enabled_static()) + __kernel_unpoison_pages(page, numpages); +} #else static inline bool page_poisoning_enabled(void) { return false; } -static inline void kernel_poison_pages(struct page *page, int numpages, - int enable) { } +static inline bool page_poisoning_enabled_static(void) { return false; } +static inline void __kernel_poison_pages(struct page *page, int nunmpages) { } +static inline void kernel_poison_pages(struct page *page, int numpages) { } +static inline void kernel_unpoison_pages(struct page *page, int numpages) { } #endif -#ifdef CONFIG_INIT_ON_ALLOC_DEFAULT_ON -DECLARE_STATIC_KEY_TRUE(init_on_alloc); -#else DECLARE_STATIC_KEY_FALSE(init_on_alloc); -#endif static inline bool want_init_on_alloc(gfp_t flags) { - if (static_branch_unlikely(&init_on_alloc) && - !page_poisoning_enabled()) + if (static_branch_unlikely(&init_on_alloc)) return true; return flags & __GFP_ZERO; } -#ifdef CONFIG_INIT_ON_FREE_DEFAULT_ON -DECLARE_STATIC_KEY_TRUE(init_on_free); -#else DECLARE_STATIC_KEY_FALSE(init_on_free); -#endif static inline bool want_init_on_free(void) { - return static_branch_unlikely(&init_on_free) && - !page_poisoning_enabled(); + return static_branch_unlikely(&init_on_free); } -#ifdef CONFIG_DEBUG_PAGEALLOC -extern void init_debug_pagealloc(void); -#else -static inline void init_debug_pagealloc(void) {} -#endif extern bool _debug_pagealloc_enabled_early; DECLARE_STATIC_KEY_FALSE(_debug_pagealloc_enabled); @@ -3071,12 +3101,27 @@ kernel_map_pages(struct page *page, int numpages, int enable) { __kernel_map_pages(page, numpages, enable); } + +static inline void debug_pagealloc_map_pages(struct page *page, int numpages) +{ + if (debug_pagealloc_enabled_static()) + __kernel_map_pages(page, numpages, 1); +} + +static inline void debug_pagealloc_unmap_pages(struct page *page, int numpages) +{ + if (debug_pagealloc_enabled_static()) + __kernel_map_pages(page, numpages, 0); +} + #ifdef CONFIG_HIBERNATION extern bool kernel_page_present(struct page *page); #endif /* CONFIG_HIBERNATION */ #else /* CONFIG_DEBUG_PAGEALLOC || CONFIG_ARCH_HAS_SET_DIRECT_MAP */ static inline void kernel_map_pages(struct page *page, int numpages, int enable) {} +static inline void debug_pagealloc_map_pages(struct page *page, int numpages) {} +static inline void debug_pagealloc_unmap_pages(struct page *page, int numpages) {} #ifdef CONFIG_HIBERNATION static inline bool kernel_page_present(struct page *page) { return true; } #endif /* CONFIG_HIBERNATION */ diff --git a/include/linux/mm_types.h b/include/linux/mm_types.h index ba11a7b2d76a..2a43006ef979 100644 --- a/include/linux/mm_types.h +++ b/include/linux/mm_types.h @@ -15,6 +15,7 @@ #include #include #include +#include #include @@ -383,6 +384,11 @@ struct vm_area_struct { seqcount_t vm_sequence; atomic_t vm_ref_count; /* see vma_get(), vma_put() */ #endif + + ANDROID_KABI_RESERVE(1); + ANDROID_KABI_RESERVE(2); + ANDROID_KABI_RESERVE(3); + ANDROID_KABI_RESERVE(4); } __randomize_layout; struct core_thread { diff --git a/include/linux/mmc/core.h b/include/linux/mmc/core.h index ab19245e9945..71101d1ec825 100644 --- a/include/linux/mmc/core.h +++ b/include/linux/mmc/core.h @@ -164,9 +164,8 @@ struct mmc_request { int tag; #ifdef CONFIG_MMC_CRYPTO - bool crypto_enabled; + const struct bio_crypt_ctx *crypto_ctx; int crypto_key_slot; - u32 data_unit_num; #endif }; diff --git a/include/linux/mmu_notifier.h b/include/linux/mmu_notifier.h index b8200782dede..a474b773718b 100644 --- a/include/linux/mmu_notifier.h +++ b/include/linux/mmu_notifier.h @@ -8,6 +8,7 @@ #include #include #include +#include struct mmu_notifier_subscriptions; struct mmu_notifier; @@ -215,6 +216,11 @@ struct mmu_notifier_ops { */ struct mmu_notifier *(*alloc_notifier)(struct mm_struct *mm); void (*free_notifier)(struct mmu_notifier *subscription); + + ANDROID_KABI_RESERVE(1); + ANDROID_KABI_RESERVE(2); + ANDROID_KABI_RESERVE(3); + ANDROID_KABI_RESERVE(4); }; /* @@ -234,6 +240,9 @@ struct mmu_notifier { struct mm_struct *mm; struct rcu_head rcu; unsigned int users; + + ANDROID_KABI_RESERVE(1); + ANDROID_KABI_RESERVE(2); }; /** diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h index 51b5055d5889..ec041358dba6 100644 --- a/include/linux/mmzone.h +++ b/include/linux/mmzone.h @@ -20,6 +20,7 @@ #include #include #include +#include #include /* Free memory management - zoned buddy allocator. */ @@ -356,26 +357,6 @@ enum zone_type { * DMA mask is assumed when ZONE_DMA32 is defined. Some 64-bit * platforms may need both zones as they support peripherals with * different DMA addressing limitations. - * - * Some examples: - * - * - i386 and x86_64 have a fixed 16M ZONE_DMA and ZONE_DMA32 for the - * rest of the lower 4G. - * - * - arm only uses ZONE_DMA, the size, up to 4G, may vary depending on - * the specific device. - * - * - arm64 has a fixed 1G ZONE_DMA and ZONE_DMA32 for the rest of the - * lower 4G. - * - * - powerpc only uses ZONE_DMA, the size, up to 2G, may vary - * depending on the specific device. - * - * - s390 uses ZONE_DMA fixed to the lower 2G. - * - * - ia64 and riscv only use ZONE_DMA32. - * - * - parisc uses neither. */ #ifdef CONFIG_ZONE_DMA ZONE_DMA, @@ -601,6 +582,11 @@ struct zone { /* Zone statistics */ atomic_long_t vm_stat[NR_VM_ZONE_STAT_ITEMS]; atomic_long_t vm_numa_stat[NR_VM_NUMA_STAT_ITEMS]; + + ANDROID_KABI_RESERVE(1); + ANDROID_KABI_RESERVE(2); + ANDROID_KABI_RESERVE(3); + ANDROID_KABI_RESERVE(4); } ____cacheline_internodealigned_in_smp; enum pgdat_flags { diff --git a/include/linux/module.h b/include/linux/module.h index c84f3436816f..4fa2f7de56e6 100644 --- a/include/linux/module.h +++ b/include/linux/module.h @@ -27,6 +27,7 @@ #include #include #include +#include #include #include @@ -546,6 +547,10 @@ struct module { struct error_injection_entry *ei_funcs; unsigned int num_ei_funcs; #endif + ANDROID_KABI_RESERVE(1); + ANDROID_KABI_RESERVE(2); + ANDROID_KABI_RESERVE(3); + ANDROID_KABI_RESERVE(4); } ____cacheline_aligned __randomize_layout; #ifndef MODULE_ARCH_INIT #define MODULE_ARCH_INIT {} diff --git a/include/linux/mount.h b/include/linux/mount.h index aaf343b38671..2f64e66f9c8c 100644 --- a/include/linux/mount.h +++ b/include/linux/mount.h @@ -16,6 +16,7 @@ #include #include #include +#include struct super_block; struct vfsmount; @@ -72,6 +73,11 @@ struct vfsmount { struct dentry *mnt_root; /* root of the mounted tree */ struct super_block *mnt_sb; /* pointer to superblock */ int mnt_flags; + + ANDROID_KABI_RESERVE(1); + ANDROID_KABI_RESERVE(2); + ANDROID_KABI_RESERVE(3); + ANDROID_KABI_RESERVE(4); } __randomize_layout; struct file; /* forward dec */ diff --git a/include/linux/net.h b/include/linux/net.h index 0dcd51feef02..f5569faf930b 100644 --- a/include/linux/net.h +++ b/include/linux/net.h @@ -23,6 +23,7 @@ #include #include #include +#include #include @@ -203,6 +204,11 @@ struct proto_ops { int (*sendmsg_locked)(struct sock *sk, struct msghdr *msg, size_t size); int (*set_rcvlowat)(struct sock *sk, int val); + + ANDROID_KABI_RESERVE(1); + ANDROID_KABI_RESERVE(2); + ANDROID_KABI_RESERVE(3); + ANDROID_KABI_RESERVE(4); }; #define DECLARE_SOCKADDR(type, dst, src) \ diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h index 9de5312edeb8..0b8653232d0d 100644 --- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h @@ -48,6 +48,7 @@ #include #include #include +#include struct netpoll_info; struct device; @@ -278,6 +279,9 @@ struct header_ops { const unsigned char *haddr); bool (*validate)(const char *ll_header, unsigned int len); __be16 (*parse_protocol)(const struct sk_buff *skb); + + ANDROID_KABI_RESERVE(1); + ANDROID_KABI_RESERVE(2); }; /* These flag bits are private to the generic network queueing @@ -347,6 +351,11 @@ struct napi_struct { struct list_head dev_list; struct hlist_node napi_hash_node; unsigned int napi_id; + + ANDROID_KABI_RESERVE(1); + ANDROID_KABI_RESERVE(2); + ANDROID_KABI_RESERVE(3); + ANDROID_KABI_RESERVE(4); }; enum { @@ -621,6 +630,11 @@ struct netdev_queue { #ifdef CONFIG_BQL struct dql dql; #endif + + ANDROID_KABI_RESERVE(1); + ANDROID_KABI_RESERVE(2); + ANDROID_KABI_RESERVE(3); + ANDROID_KABI_RESERVE(4); } ____cacheline_aligned_in_smp; extern int sysctl_fb_tunnels_only_for_init_net; @@ -744,6 +758,11 @@ struct netdev_rx_queue { #ifdef CONFIG_XDP_SOCKETS struct xsk_buff_pool *pool; #endif + + ANDROID_KABI_RESERVE(1); + ANDROID_KABI_RESERVE(2); + ANDROID_KABI_RESERVE(3); + ANDROID_KABI_RESERVE(4); } ____cacheline_aligned_in_smp; /* @@ -924,6 +943,11 @@ struct xfrmdev_ops { bool (*xdo_dev_offload_ok) (struct sk_buff *skb, struct xfrm_state *x); void (*xdo_dev_state_advance_esn) (struct xfrm_state *x); + + ANDROID_KABI_RESERVE(1); + ANDROID_KABI_RESERVE(2); + ANDROID_KABI_RESERVE(3); + ANDROID_KABI_RESERVE(4); }; #endif @@ -1487,6 +1511,15 @@ struct net_device_ops { int (*ndo_tunnel_ctl)(struct net_device *dev, struct ip_tunnel_parm *p, int cmd); struct net_device * (*ndo_get_peer_dev)(struct net_device *dev); + + ANDROID_KABI_RESERVE(1); + ANDROID_KABI_RESERVE(2); + ANDROID_KABI_RESERVE(3); + ANDROID_KABI_RESERVE(4); + ANDROID_KABI_RESERVE(5); + ANDROID_KABI_RESERVE(6); + ANDROID_KABI_RESERVE(7); + ANDROID_KABI_RESERVE(8); }; /** @@ -2164,6 +2197,15 @@ struct net_device { /* protected by rtnl_lock */ struct bpf_xdp_entity xdp_state[__MAX_XDP_MODE]; + + ANDROID_KABI_RESERVE(1); + ANDROID_KABI_RESERVE(2); + ANDROID_KABI_RESERVE(3); + ANDROID_KABI_RESERVE(4); + ANDROID_KABI_RESERVE(5); + ANDROID_KABI_RESERVE(6); + ANDROID_KABI_RESERVE(7); + ANDROID_KABI_RESERVE(8); }; #define to_net_dev(d) container_of(d, struct net_device, dev) @@ -2513,6 +2555,11 @@ struct packet_type { struct sock *sk); void *af_packet_priv; struct list_head list; + + ANDROID_KABI_RESERVE(1); + ANDROID_KABI_RESERVE(2); + ANDROID_KABI_RESERVE(3); + ANDROID_KABI_RESERVE(4); }; struct offload_callbacks { @@ -3879,6 +3926,9 @@ int dev_pre_changeaddr_notify(struct net_device *dev, const char *addr, struct netlink_ext_ack *extack); int dev_set_mac_address(struct net_device *dev, struct sockaddr *sa, struct netlink_ext_ack *extack); +int dev_set_mac_address_user(struct net_device *dev, struct sockaddr *sa, + struct netlink_ext_ack *extack); +int dev_get_mac_address(struct sockaddr *sa, struct net *net, char *dev_name); int dev_change_carrier(struct net_device *, bool new_carrier); int dev_get_phys_port_id(struct net_device *dev, struct netdev_phys_item_id *ppid); diff --git a/include/linux/of.h b/include/linux/of.h index df71a3a1bb8d..4b27c9a27df3 100644 --- a/include/linux/of.h +++ b/include/linux/of.h @@ -558,6 +558,8 @@ int of_map_id(struct device_node *np, u32 id, const char *map_name, const char *map_mask_name, struct device_node **target, u32 *id_out); +phys_addr_t of_dma_get_max_cpu_address(struct device_node *np); + #else /* CONFIG_OF */ static inline void of_core_init(void) @@ -995,6 +997,11 @@ static inline int of_map_id(struct device_node *np, u32 id, return -EINVAL; } +static inline phys_addr_t of_dma_get_max_cpu_address(struct device_node *np) +{ + return PHYS_ADDR_MAX; +} + #define of_match_ptr(_ptr) NULL #define of_match_node(_matches, _node) NULL #endif /* CONFIG_OF */ diff --git a/include/linux/pci.h b/include/linux/pci.h index 081bbc1eb00a..cc772efa9713 100644 --- a/include/linux/pci.h +++ b/include/linux/pci.h @@ -41,6 +41,7 @@ #include #include +#include #define PCI_STATUS_ERROR_BITS (PCI_STATUS_DETECTED_PARITY | \ PCI_STATUS_SIG_SYSTEM_ERROR | \ @@ -500,6 +501,11 @@ struct pci_dev { char *driver_override; /* Driver name to force a match */ unsigned long priv_flags; /* Private flags for the PCI driver */ + + ANDROID_KABI_RESERVE(1); + ANDROID_KABI_RESERVE(2); + ANDROID_KABI_RESERVE(3); + ANDROID_KABI_RESERVE(4); }; static inline struct pci_dev *pci_physfn(struct pci_dev *dev) @@ -636,6 +642,11 @@ struct pci_bus { struct bin_attribute *legacy_io; /* Legacy I/O for this bus */ struct bin_attribute *legacy_mem; /* Legacy mem */ unsigned int is_added:1; + + ANDROID_KABI_RESERVE(1); + ANDROID_KABI_RESERVE(2); + ANDROID_KABI_RESERVE(3); + ANDROID_KABI_RESERVE(4); }; #define to_pci_bus(n) container_of(n, struct pci_bus, dev) @@ -869,6 +880,11 @@ struct pci_driver { const struct attribute_group **groups; struct device_driver driver; struct pci_dynids dynids; + + ANDROID_KABI_RESERVE(1); + ANDROID_KABI_RESERVE(2); + ANDROID_KABI_RESERVE(3); + ANDROID_KABI_RESERVE(4); }; #define to_pci_driver(drv) container_of(drv, struct pci_driver, driver) diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h index 96450f6fb1de..22ce0604b448 100644 --- a/include/linux/perf_event.h +++ b/include/linux/perf_event.h @@ -606,6 +606,7 @@ struct swevent_hlist { #define PERF_ATTACH_TASK 0x04 #define PERF_ATTACH_TASK_DATA 0x08 #define PERF_ATTACH_ITRACE 0x10 +#define PERF_ATTACH_SCHED_CB 0x20 struct perf_cgroup; struct perf_buffer; @@ -872,6 +873,7 @@ struct perf_cpu_context { struct list_head cgrp_cpuctx_entry; #endif + struct list_head sched_cb_entry; int sched_cb_usage; int online; diff --git a/include/linux/pgtable.h b/include/linux/pgtable.h index 869c1921ceda..039ce2de8333 100644 --- a/include/linux/pgtable.h +++ b/include/linux/pgtable.h @@ -857,6 +857,10 @@ static inline void ptep_modify_prot_commit(struct vm_area_struct *vma, #define pgprot_device pgprot_noncached #endif +#ifndef pgprot_mhp +#define pgprot_mhp(prot) (prot) +#endif + #ifdef CONFIG_MMU #ifndef pgprot_modify #define pgprot_modify pgprot_modify diff --git a/include/linux/platform_data/ti-sysc.h b/include/linux/platform_data/ti-sysc.h index 240dce553a0b..fafc1beea504 100644 --- a/include/linux/platform_data/ti-sysc.h +++ b/include/linux/platform_data/ti-sysc.h @@ -50,6 +50,7 @@ struct sysc_regbits { s8 emufree_shift; }; +#define SYSC_QUIRK_GPMC_DEBUG BIT(26) #define SYSC_MODULE_QUIRK_ENA_RESETDONE BIT(25) #define SYSC_MODULE_QUIRK_PRUSS BIT(24) #define SYSC_MODULE_QUIRK_DSS_RESET BIT(23) diff --git a/include/linux/poison.h b/include/linux/poison.h index dc8ae5d8db03..aff1c9250c82 100644 --- a/include/linux/poison.h +++ b/include/linux/poison.h @@ -27,11 +27,7 @@ #define TIMER_ENTRY_STATIC ((void *) 0x300 + POISON_POINTER_DELTA) /********** mm/page_poison.c **********/ -#ifdef CONFIG_PAGE_POISONING_ZERO -#define PAGE_POISON 0x00 -#else #define PAGE_POISON 0xaa -#endif /********** mm/page_alloc.c ************/ diff --git a/include/linux/power_supply.h b/include/linux/power_supply.h index aa61744b2b77..19eb47a872cd 100644 --- a/include/linux/power_supply.h +++ b/include/linux/power_supply.h @@ -441,9 +441,16 @@ static inline int power_supply_is_system_supplied(void) { return -ENOSYS; } extern int power_supply_get_property(struct power_supply *psy, enum power_supply_property psp, union power_supply_propval *val); +#if IS_ENABLED(CONFIG_POWER_SUPPLY) extern int power_supply_set_property(struct power_supply *psy, enum power_supply_property psp, const union power_supply_propval *val); +#else +static inline int power_supply_set_property(struct power_supply *psy, + enum power_supply_property psp, + const union power_supply_propval *val) +{ return 0; } +#endif extern int power_supply_property_is_writeable(struct power_supply *psy, enum power_supply_property psp); extern void power_supply_external_power_changed(struct power_supply *psy); diff --git a/include/linux/quota.h b/include/linux/quota.h index 27aab84fcbaa..3088ac929e56 100644 --- a/include/linux/quota.h +++ b/include/linux/quota.h @@ -316,6 +316,9 @@ struct quota_format_ops { int (*commit_dqblk)(struct dquot *dquot); /* Write structure for one user */ int (*release_dqblk)(struct dquot *dquot); /* Called when last reference to dquot is being dropped */ int (*get_next_id)(struct super_block *sb, struct kqid *qid); /* Get next ID with existing structure in the quota file */ + + ANDROID_KABI_RESERVE(1); + ANDROID_KABI_RESERVE(2); }; /* Operations working with dquots */ @@ -335,6 +338,9 @@ struct dquot_operations { int (*get_inode_usage) (struct inode *, qsize_t *); /* Get next ID with active quota structure */ int (*get_next_id) (struct super_block *sb, struct kqid *qid); + + ANDROID_KABI_RESERVE(1); + ANDROID_KABI_RESERVE(2); }; struct path; @@ -438,6 +444,9 @@ struct quotactl_ops { int (*set_dqblk)(struct super_block *, struct kqid, struct qc_dqblk *); int (*get_state)(struct super_block *, struct qc_state *); int (*rm_xquota)(struct super_block *, unsigned int); + + ANDROID_KABI_RESERVE(1); + ANDROID_KABI_RESERVE(2); }; struct quota_format_type { diff --git a/include/linux/rcupdate.h b/include/linux/rcupdate.h index 5c119d6cecf1..c5adba5e79e7 100644 --- a/include/linux/rcupdate.h +++ b/include/linux/rcupdate.h @@ -110,8 +110,10 @@ static inline void rcu_user_exit(void) { } #ifdef CONFIG_RCU_NOCB_CPU void rcu_init_nohz(void); +void rcu_nocb_flush_deferred_wakeup(void); #else /* #ifdef CONFIG_RCU_NOCB_CPU */ static inline void rcu_init_nohz(void) { } +static inline void rcu_nocb_flush_deferred_wakeup(void) { } #endif /* #else #ifdef CONFIG_RCU_NOCB_CPU */ /** diff --git a/include/linux/regulator/pca9450.h b/include/linux/regulator/pca9450.h index 1bbd3014f906..71902f41c919 100644 --- a/include/linux/regulator/pca9450.h +++ b/include/linux/regulator/pca9450.h @@ -147,6 +147,9 @@ enum { #define BUCK6_FPWM 0x04 #define BUCK6_ENMODE_MASK 0x03 +/* PCA9450_REG_BUCK123_PRESET_EN bit */ +#define BUCK123_PRESET_EN 0x80 + /* PCA9450_BUCK1OUT_DVS0 bits */ #define BUCK1OUT_DVS0_MASK 0x7F #define BUCK1OUT_DVS0_DEFAULT 0x14 @@ -216,4 +219,11 @@ enum { #define IRQ_THERM_105 0x02 #define IRQ_THERM_125 0x01 +/* PCA9450_REG_RESET_CTRL bits */ +#define WDOG_B_CFG_MASK 0xC0 +#define WDOG_B_CFG_NONE 0x00 +#define WDOG_B_CFG_WARM 0x40 +#define WDOG_B_CFG_COLD_LDO12 0x80 +#define WDOG_B_CFG_COLD 0xC0 + #endif /* __LINUX_REG_PCA9450_H__ */ diff --git a/include/linux/rmap.h b/include/linux/rmap.h index 96f68e7b510e..ccdd97c13e26 100644 --- a/include/linux/rmap.h +++ b/include/linux/rmap.h @@ -221,7 +221,8 @@ struct page_vma_mapped_walk { static inline void page_vma_mapped_walk_done(struct page_vma_mapped_walk *pvmw) { - if (pvmw->pte) + /* HugeTLB pte is set to the relevant page table entry without pte_mapped. */ + if (pvmw->pte && !PageHuge(pvmw->page)) pte_unmap(pvmw->pte); if (pvmw->ptl) spin_unlock(pvmw->ptl); diff --git a/include/linux/sched.h b/include/linux/sched.h index f40e26b230e0..07d367d3a935 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -35,6 +35,7 @@ #include #include #include +#include /* task_struct member predeclarations (sorted alphabetically): */ struct audit_context; @@ -485,6 +486,11 @@ struct sched_entity { */ struct sched_avg avg; #endif + + ANDROID_KABI_RESERVE(1); + ANDROID_KABI_RESERVE(2); + ANDROID_KABI_RESERVE(3); + ANDROID_KABI_RESERVE(4); }; struct sched_rt_entity { @@ -503,6 +509,11 @@ struct sched_rt_entity { /* rq "owned" by this entity/group: */ struct rt_rq *my_q; #endif + + ANDROID_KABI_RESERVE(1); + ANDROID_KABI_RESERVE(2); + ANDROID_KABI_RESERVE(3); + ANDROID_KABI_RESERVE(4); } __randomize_layout; struct sched_dl_entity { @@ -1358,7 +1369,16 @@ struct task_struct { struct callback_head mce_kill_me; #endif ANDROID_VENDOR_DATA_ARRAY(1, 64); - ANDROID_OEM_DATA_ARRAY(1, 2); + ANDROID_OEM_DATA_ARRAY(1, 6); + + ANDROID_KABI_RESERVE(1); + ANDROID_KABI_RESERVE(2); + ANDROID_KABI_RESERVE(3); + ANDROID_KABI_RESERVE(4); + ANDROID_KABI_RESERVE(5); + ANDROID_KABI_RESERVE(6); + ANDROID_KABI_RESERVE(7); + ANDROID_KABI_RESERVE(8); /* * New fields for task_struct should be added above here, so that diff --git a/include/linux/sched/mm.h b/include/linux/sched/mm.h index d5ece7a9a403..dc1f4dcd9a82 100644 --- a/include/linux/sched/mm.h +++ b/include/linux/sched/mm.h @@ -140,7 +140,8 @@ static inline bool in_vfork(struct task_struct *tsk) * another oom-unkillable task does this it should blame itself. */ rcu_read_lock(); - ret = tsk->vfork_done && tsk->real_parent->mm == tsk->mm; + ret = tsk->vfork_done && + rcu_dereference(tsk->real_parent)->mm == tsk->mm; rcu_read_unlock(); return ret; diff --git a/include/linux/sched/signal.h b/include/linux/sched/signal.h index 4b6a8234d7fc..0c17c9e2ca9c 100644 --- a/include/linux/sched/signal.h +++ b/include/linux/sched/signal.h @@ -12,6 +12,7 @@ #include #include #include +#include /* * Types defining task->signal and task->sighand and APIs using them: @@ -235,6 +236,11 @@ struct signal_struct { * and may have inconsistent * permissions. */ + + ANDROID_KABI_RESERVE(1); + ANDROID_KABI_RESERVE(2); + ANDROID_KABI_RESERVE(3); + ANDROID_KABI_RESERVE(4); } __randomize_layout; /* diff --git a/include/linux/seqlock.h b/include/linux/seqlock.h index cbfc78b92b65..1ac20d75b061 100644 --- a/include/linux/seqlock.h +++ b/include/linux/seqlock.h @@ -659,10 +659,7 @@ typedef struct { * seqcount_latch_init() - runtime initializer for seqcount_latch_t * @s: Pointer to the seqcount_latch_t instance */ -static inline void seqcount_latch_init(seqcount_latch_t *s) -{ - seqcount_init(&s->seqcount); -} +#define seqcount_latch_init(s) seqcount_init(&(s)->seqcount) /** * raw_read_seqcount_latch() - pick even/odd latch data copy diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h index a828cf99c521..e68a8d7fb523 100644 --- a/include/linux/skbuff.h +++ b/include/linux/skbuff.h @@ -40,6 +40,7 @@ #if IS_ENABLED(CONFIG_NF_CONNTRACK) #include #endif +#include /* The interface for checksum offload between the stack and networking drivers * is as follows... @@ -908,6 +909,9 @@ struct sk_buff { __u32 headers_end[0]; /* public: */ + ANDROID_KABI_RESERVE(1); + ANDROID_KABI_RESERVE(2); + /* These elements must be at the end, see alloc_skb() for details. */ sk_buff_data_t tail; sk_buff_data_t end; diff --git a/include/linux/soundwire/sdw.h b/include/linux/soundwire/sdw.h index 41cc1192f9aa..57cda3a3a9d9 100644 --- a/include/linux/soundwire/sdw.h +++ b/include/linux/soundwire/sdw.h @@ -1001,6 +1001,8 @@ int sdw_bus_exit_clk_stop(struct sdw_bus *bus); int sdw_read(struct sdw_slave *slave, u32 addr); int sdw_write(struct sdw_slave *slave, u32 addr, u8 value); +int sdw_write_no_pm(struct sdw_slave *slave, u32 addr, u8 value); +int sdw_read_no_pm(struct sdw_slave *slave, u32 addr); int sdw_nread(struct sdw_slave *slave, u32 addr, size_t count, u8 *val); int sdw_nwrite(struct sdw_slave *slave, u32 addr, size_t count, u8 *val); diff --git a/include/linux/stop_machine.h b/include/linux/stop_machine.h index 85af273d5507..ddafb3cf4f48 100644 --- a/include/linux/stop_machine.h +++ b/include/linux/stop_machine.h @@ -137,7 +137,7 @@ int stop_machine_from_inactive_cpu(cpu_stop_fn_t fn, void *data, const struct cpumask *cpus); #else /* CONFIG_SMP || CONFIG_HOTPLUG_CPU */ -static inline int stop_machine_cpuslocked(cpu_stop_fn_t fn, void *data, +static __always_inline int stop_machine_cpuslocked(cpu_stop_fn_t fn, void *data, const struct cpumask *cpus) { unsigned long flags; @@ -148,14 +148,15 @@ static inline int stop_machine_cpuslocked(cpu_stop_fn_t fn, void *data, return ret; } -static inline int stop_machine(cpu_stop_fn_t fn, void *data, - const struct cpumask *cpus) +static __always_inline int +stop_machine(cpu_stop_fn_t fn, void *data, const struct cpumask *cpus) { return stop_machine_cpuslocked(fn, data, cpus); } -static inline int stop_machine_from_inactive_cpu(cpu_stop_fn_t fn, void *data, - const struct cpumask *cpus) +static __always_inline int +stop_machine_from_inactive_cpu(cpu_stop_fn_t fn, void *data, + const struct cpumask *cpus) { return stop_machine(fn, data, cpus); } diff --git a/include/linux/swap.h b/include/linux/swap.h index 4459831d23ad..e68ae91643f3 100644 --- a/include/linux/swap.h +++ b/include/linux/swap.h @@ -341,6 +341,20 @@ extern void lru_cache_add(struct page *); extern void lru_add_page_tail(struct page *page, struct page *page_tail, struct lruvec *lruvec, struct list_head *head); extern void mark_page_accessed(struct page *); + +extern atomic_t lru_disable_count; + +static inline bool lru_cache_disabled(void) +{ + return atomic_read(&lru_disable_count); +} + +static inline void lru_cache_enable(void) +{ + atomic_dec(&lru_disable_count); +} + +extern void lru_cache_disable(void); extern void lru_add_drain(void); extern void lru_add_drain_cpu(int cpu); extern void lru_add_drain_cpu_zone(struct zone *zone); @@ -490,6 +504,7 @@ struct backing_dev_info; extern int init_swap_address_space(unsigned int type, unsigned long nr_pages); extern void exit_swap_address_space(unsigned int type); extern struct swap_info_struct *get_swap_device(swp_entry_t entry); +sector_t swap_page_sector(struct page *page); static inline void put_swap_device(struct swap_info_struct *si) { diff --git a/include/linux/thread_info.h b/include/linux/thread_info.h index e93e249a4e9b..f3040b0b4b23 100644 --- a/include/linux/thread_info.h +++ b/include/linux/thread_info.h @@ -11,6 +11,7 @@ #include #include #include +#include #ifdef CONFIG_THREAD_INFO_IN_TASK /* @@ -39,6 +40,18 @@ enum { #ifdef __KERNEL__ +#ifndef arch_set_restart_data +#define arch_set_restart_data(restart) do { } while (0) +#endif + +static inline long set_restart_fn(struct restart_block *restart, + long (*fn)(struct restart_block *)) +{ + restart->fn = fn; + arch_set_restart_data(restart); + return -ERESTART_RESTARTBLOCK; +} + #ifndef THREAD_ALIGN #define THREAD_ALIGN THREAD_SIZE #endif diff --git a/include/linux/timer.h b/include/linux/timer.h index d10bc7e73b41..a01c23824b88 100644 --- a/include/linux/timer.h +++ b/include/linux/timer.h @@ -7,6 +7,7 @@ #include #include #include +#include struct timer_list { /* @@ -21,6 +22,9 @@ struct timer_list { #ifdef CONFIG_LOCKDEP struct lockdep_map lockdep_map; #endif + + ANDROID_KABI_RESERVE(1); + ANDROID_KABI_RESERVE(2); }; #ifdef CONFIG_LOCKDEP diff --git a/include/linux/tpm.h b/include/linux/tpm.h index 8f4ff39f51e7..804a3f69bbd9 100644 --- a/include/linux/tpm.h +++ b/include/linux/tpm.h @@ -397,6 +397,10 @@ static inline u32 tpm2_rc_value(u32 rc) #if defined(CONFIG_TCG_TPM) || defined(CONFIG_TCG_TPM_MODULE) extern int tpm_is_tpm2(struct tpm_chip *chip); +extern __must_check int tpm_try_get_ops(struct tpm_chip *chip); +extern void tpm_put_ops(struct tpm_chip *chip); +extern ssize_t tpm_transmit_cmd(struct tpm_chip *chip, struct tpm_buf *buf, + size_t min_rsp_body_length, const char *desc); extern int tpm_pcr_read(struct tpm_chip *chip, u32 pcr_idx, struct tpm_digest *digest); extern int tpm_pcr_extend(struct tpm_chip *chip, u32 pcr_idx, @@ -410,7 +414,6 @@ static inline int tpm_is_tpm2(struct tpm_chip *chip) { return -ENODEV; } - static inline int tpm_pcr_read(struct tpm_chip *chip, int pcr_idx, struct tpm_digest *digest) { diff --git a/include/linux/tty_ldisc.h b/include/linux/tty_ldisc.h index b1e6043e9917..572a07976116 100644 --- a/include/linux/tty_ldisc.h +++ b/include/linux/tty_ldisc.h @@ -185,7 +185,8 @@ struct tty_ldisc_ops { void (*close)(struct tty_struct *); void (*flush_buffer)(struct tty_struct *tty); ssize_t (*read)(struct tty_struct *tty, struct file *file, - unsigned char __user *buf, size_t nr); + unsigned char *buf, size_t nr, + void **cookie, unsigned long offset); ssize_t (*write)(struct tty_struct *tty, struct file *file, const unsigned char *buf, size_t nr); int (*ioctl)(struct tty_struct *tty, struct file *file, diff --git a/include/linux/units.h b/include/linux/units.h index aaf716364ec3..92c234e71cab 100644 --- a/include/linux/units.h +++ b/include/linux/units.h @@ -4,6 +4,10 @@ #include +#define MILLIWATT_PER_WATT 1000L +#define MICROWATT_PER_MILLIWATT 1000L +#define MICROWATT_PER_WATT 1000000L + #define ABSOLUTE_ZERO_MILLICELSIUS -273150 static inline long milli_kelvin_to_millicelsius(long t) diff --git a/include/linux/usb.h b/include/linux/usb.h index 7d72c4e0713c..d6a41841b93e 100644 --- a/include/linux/usb.h +++ b/include/linux/usb.h @@ -746,6 +746,8 @@ extern int usb_lock_device_for_reset(struct usb_device *udev, extern int usb_reset_device(struct usb_device *dev); extern void usb_queue_reset_device(struct usb_interface *dev); +extern struct device *usb_intf_get_dma_device(struct usb_interface *intf); + #ifdef CONFIG_ACPI extern int usb_acpi_set_power_state(struct usb_device *hdev, int index, bool enable); diff --git a/include/linux/usb/ch9.h b/include/linux/usb/ch9.h index abdd310c77f0..1cffa34740b0 100644 --- a/include/linux/usb/ch9.h +++ b/include/linux/usb/ch9.h @@ -45,73 +45,15 @@ enum usb_ssp_rate { USB_SSP_GEN_2x2, }; -/** - * usb_ep_type_string() - Returns human readable-name of the endpoint type. - * @ep_type: The endpoint type to return human-readable name for. If it's not - * any of the types: USB_ENDPOINT_XFER_{CONTROL, ISOC, BULK, INT}, - * usually got by usb_endpoint_type(), the string 'unknown' will be returned. - */ extern const char *usb_ep_type_string(int ep_type); - -/** - * usb_speed_string() - Returns human readable-name of the speed. - * @speed: The speed to return human-readable name for. If it's not - * any of the speeds defined in usb_device_speed enum, string for - * USB_SPEED_UNKNOWN will be returned. - */ extern const char *usb_speed_string(enum usb_device_speed speed); - -/** - * usb_get_maximum_speed - Get maximum requested speed for a given USB - * controller. - * @dev: Pointer to the given USB controller device - * - * The function gets the maximum speed string from property "maximum-speed", - * and returns the corresponding enum usb_device_speed. - */ extern enum usb_device_speed usb_get_maximum_speed(struct device *dev); - -/** - * usb_get_maximum_ssp_rate - Get the signaling rate generation and lane count - * of a SuperSpeed Plus capable device. - * @dev: Pointer to the given USB controller device - * - * If the string from "maximum-speed" property is super-speed-plus-genXxY where - * 'X' is the generation number and 'Y' is the number of lanes, then this - * function returns the corresponding enum usb_ssp_rate. - */ extern enum usb_ssp_rate usb_get_maximum_ssp_rate(struct device *dev); - -/** - * usb_state_string - Returns human readable name for the state. - * @state: The state to return a human-readable name for. If it's not - * any of the states devices in usb_device_state_string enum, - * the string UNKNOWN will be returned. - */ extern const char *usb_state_string(enum usb_device_state state); +unsigned int usb_decode_interval(const struct usb_endpoint_descriptor *epd, + enum usb_device_speed speed); #ifdef CONFIG_TRACING -/** - * usb_decode_ctrl - Returns human readable representation of control request. - * @str: buffer to return a human-readable representation of control request. - * This buffer should have about 200 bytes. - * @size: size of str buffer. - * @bRequestType: matches the USB bmRequestType field - * @bRequest: matches the USB bRequest field - * @wValue: matches the USB wValue field (CPU byte order) - * @wIndex: matches the USB wIndex field (CPU byte order) - * @wLength: matches the USB wLength field (CPU byte order) - * - * Function returns decoded, formatted and human-readable description of - * control request packet. - * - * The usage scenario for this is for tracepoints, so function as a return - * use the same value as in parameters. This approach allows to use this - * function in TP_printk - * - * Important: wValue, wIndex, wLength parameters before invoking this function - * should be processed by le16_to_cpu macro. - */ extern const char *usb_decode_ctrl(char *str, size_t size, __u8 bRequestType, __u8 bRequest, __u16 wValue, __u16 wIndex, __u16 wLength); diff --git a/include/linux/usb/gadget.h b/include/linux/usb/gadget.h index ee04ef214ce8..ea02847923bf 100644 --- a/include/linux/usb/gadget.h +++ b/include/linux/usb/gadget.h @@ -26,6 +26,7 @@ #include #include #include +#include #define UDC_TRACE_STR_MAX 512 @@ -444,6 +445,11 @@ struct usb_gadget { unsigned connected:1; unsigned lpm_capable:1; int irq; + + ANDROID_KABI_RESERVE(1); + ANDROID_KABI_RESERVE(2); + ANDROID_KABI_RESERVE(3); + ANDROID_KABI_RESERVE(4); }; #define work_to_gadget(w) (container_of((w), struct usb_gadget, work)) diff --git a/include/linux/usb_usual.h b/include/linux/usb_usual.h index 6b03fdd69d27..712363c7a2e8 100644 --- a/include/linux/usb_usual.h +++ b/include/linux/usb_usual.h @@ -86,6 +86,8 @@ /* lies about caching, so always sync */ \ US_FLAG(NO_SAME, 0x40000000) \ /* Cannot handle WRITE_SAME */ \ + US_FLAG(SENSE_AFTER_SYNC, 0x80000000) \ + /* Do REQUEST_SENSE after SYNCHRONIZE_CACHE */ \ #define US_FLAG(name, value) US_FL_##name = value , enum { US_DO_ALL_FLAGS }; diff --git a/include/linux/user_namespace.h b/include/linux/user_namespace.h index 6ef1c7109fc4..2330b911ee47 100644 --- a/include/linux/user_namespace.h +++ b/include/linux/user_namespace.h @@ -10,6 +10,7 @@ #include #include #include +#include #define UID_GID_MAP_MAX_BASE_EXTENTS 5 #define UID_GID_MAP_MAX_EXTENTS 340 @@ -87,6 +88,9 @@ struct user_namespace { #endif struct ucounts *ucounts; int ucount_max[UCOUNT_COUNTS]; + + ANDROID_KABI_RESERVE(1); + ANDROID_KABI_RESERVE(2); } __randomize_layout; struct ucounts { diff --git a/include/linux/virtio_net.h b/include/linux/virtio_net.h index e8a924eeea3d..6b5fcfa1e555 100644 --- a/include/linux/virtio_net.h +++ b/include/linux/virtio_net.h @@ -79,8 +79,13 @@ static inline int virtio_net_hdr_to_skb(struct sk_buff *skb, if (gso_type && skb->network_header) { struct flow_keys_basic keys; - if (!skb->protocol) + if (!skb->protocol) { + __be16 protocol = dev_parse_header_protocol(skb); + virtio_net_hdr_set_proto(skb, hdr); + if (protocol && protocol != skb->protocol) + return -EINVAL; + } retry: if (!skb_flow_dissect_flow_keys_basic(NULL, skb, &keys, NULL, 0, 0, 0, diff --git a/include/linux/zsmalloc.h b/include/linux/zsmalloc.h index 4807ca4d52e0..2a430e713ce5 100644 --- a/include/linux/zsmalloc.h +++ b/include/linux/zsmalloc.h @@ -35,7 +35,7 @@ enum zs_mapmode { struct zs_pool_stats { /* How many pages were migrated (freed) */ - unsigned long pages_compacted; + atomic_long_t pages_compacted; }; struct zs_pool; diff --git a/include/media/rc-map.h b/include/media/rc-map.h index 7dbb91c601a7..c3effcdf2a64 100644 --- a/include/media/rc-map.h +++ b/include/media/rc-map.h @@ -175,6 +175,13 @@ struct rc_map_list { struct rc_map map; }; +#ifdef CONFIG_MEDIA_CEC_RC +/* + * rc_map_list from rc-cec.c + */ +extern struct rc_map_list cec_map; +#endif + /* Routines from rc-map.c */ /** diff --git a/include/net/act_api.h b/include/net/act_api.h index 87214927314a..89b42a1e4f88 100644 --- a/include/net/act_api.h +++ b/include/net/act_api.h @@ -166,6 +166,7 @@ int tcf_idr_create_from_flags(struct tc_action_net *tn, u32 index, struct nlattr *est, struct tc_action **a, const struct tc_action_ops *ops, int bind, u32 flags); +void tcf_idr_insert_many(struct tc_action *actions[]); void tcf_idr_cleanup(struct tc_action_net *tn, u32 index); int tcf_idr_check_alloc(struct tc_action_net *tn, u32 *index, struct tc_action **a, int bind); @@ -186,10 +187,13 @@ int tcf_action_init(struct net *net, struct tcf_proto *tp, struct nlattr *nla, struct nlattr *est, char *name, int ovr, int bind, struct tc_action *actions[], size_t *attr_size, bool rtnl_held, struct netlink_ext_ack *extack); +struct tc_action_ops *tc_action_load_ops(char *name, struct nlattr *nla, + bool rtnl_held, + struct netlink_ext_ack *extack); struct tc_action *tcf_action_init_1(struct net *net, struct tcf_proto *tp, struct nlattr *nla, struct nlattr *est, char *name, int ovr, int bind, - bool rtnl_held, + struct tc_action_ops *ops, bool rtnl_held, struct netlink_ext_ack *extack); int tcf_action_dump(struct sk_buff *skb, struct tc_action *actions[], int bind, int ref, bool terse); diff --git a/include/net/bluetooth/hci.h b/include/net/bluetooth/hci.h index c8e67042a3b1..6da4b3c5dd55 100644 --- a/include/net/bluetooth/hci.h +++ b/include/net/bluetooth/hci.h @@ -238,6 +238,14 @@ enum { * during the hdev->setup vendor callback. */ HCI_QUIRK_BROKEN_ERR_DATA_REPORTING, + + /* + * When this quirk is set, then the hci_suspend_notifier is not + * registered. This is intended for devices which drop completely + * from the bus on system-suspend and which will show up as a new + * HCI after resume. + */ + HCI_QUIRK_NO_SUSPEND_NOTIFIER, }; /* HCI device flags */ diff --git a/include/net/icmp.h b/include/net/icmp.h index 9ac2d2672a93..fd84adc47963 100644 --- a/include/net/icmp.h +++ b/include/net/icmp.h @@ -46,7 +46,11 @@ static inline void icmp_send(struct sk_buff *skb_in, int type, int code, __be32 #if IS_ENABLED(CONFIG_NF_NAT) void icmp_ndo_send(struct sk_buff *skb_in, int type, int code, __be32 info); #else -#define icmp_ndo_send icmp_send +static inline void icmp_ndo_send(struct sk_buff *skb_in, int type, int code, __be32 info) +{ + struct ip_options opts = { 0 }; + __icmp_send(skb_in, type, code, info, &opts); +} #endif int icmp_rcv(struct sk_buff *skb); diff --git a/include/net/netfilter/nf_conntrack.h b/include/net/netfilter/nf_conntrack.h index 439379ca9ffa..7a44164f147c 100644 --- a/include/net/netfilter/nf_conntrack.h +++ b/include/net/netfilter/nf_conntrack.h @@ -15,6 +15,7 @@ #include #include +#include #include #include @@ -105,6 +106,9 @@ struct nf_conn { /* Storage reserved for other modules, must be the last member */ union nf_conntrack_proto proto; + + ANDROID_KABI_RESERVE(1); + ANDROID_KABI_RESERVE(2); }; static inline struct nf_conn * diff --git a/include/net/sock.h b/include/net/sock.h index 253202dcc5e6..a18c3421077f 100644 --- a/include/net/sock.h +++ b/include/net/sock.h @@ -68,6 +68,7 @@ #include #include #include +#include /* * This structure really needs to be cleaned up. @@ -520,6 +521,15 @@ struct sock { struct bpf_local_storage __rcu *sk_bpf_storage; #endif struct rcu_head sk_rcu; + + ANDROID_KABI_RESERVE(1); + ANDROID_KABI_RESERVE(2); + ANDROID_KABI_RESERVE(3); + ANDROID_KABI_RESERVE(4); + ANDROID_KABI_RESERVE(5); + ANDROID_KABI_RESERVE(6); + ANDROID_KABI_RESERVE(7); + ANDROID_KABI_RESERVE(8); }; enum sk_pacing { diff --git a/include/net/tcp.h b/include/net/tcp.h index fe9747ee70a6..7d66c61d22c7 100644 --- a/include/net/tcp.h +++ b/include/net/tcp.h @@ -1424,8 +1424,13 @@ void tcp_cleanup_rbuf(struct sock *sk, int copied); */ static inline bool tcp_rmem_pressure(const struct sock *sk) { - int rcvbuf = READ_ONCE(sk->sk_rcvbuf); - int threshold = rcvbuf - (rcvbuf >> 3); + int rcvbuf, threshold; + + if (tcp_under_memory_pressure(sk)) + return true; + + rcvbuf = READ_ONCE(sk->sk_rcvbuf); + threshold = rcvbuf - (rcvbuf >> 3); return atomic_read(&sk->sk_rmem_alloc) > threshold; } diff --git a/include/net/tls.h b/include/net/tls.h index 2bdd802212fe..690b76cbd2a0 100644 --- a/include/net/tls.h +++ b/include/net/tls.h @@ -43,6 +43,7 @@ #include #include #include +#include #include #include @@ -292,6 +293,12 @@ struct tlsdev_ops { int (*tls_dev_resync)(struct net_device *netdev, struct sock *sk, u32 seq, u8 *rcd_sn, enum tls_offload_ctx_dir direction); + + ANDROID_KABI_RESERVE(1); + ANDROID_KABI_RESERVE(2); + ANDROID_KABI_RESERVE(3); + ANDROID_KABI_RESERVE(4); + }; enum tls_offload_sync_type { diff --git a/include/scsi/libsas.h b/include/scsi/libsas.h index 4e2d61e8fb1e..e6a43163ab5b 100644 --- a/include/scsi/libsas.h +++ b/include/scsi/libsas.h @@ -391,10 +391,6 @@ struct sas_ha_struct { int strict_wide_ports; /* both sas_addr and attached_sas_addr must match * their siblings when forming wide ports */ - /* LLDD calls these to notify the class of an event. */ - int (*notify_port_event)(struct asd_sas_phy *, enum port_event); - int (*notify_phy_event)(struct asd_sas_phy *, enum phy_event); - void *lldd_ha; /* not touched by sas class code */ struct list_head eh_done_q; /* complete via scsi_eh_flush_done_q */ @@ -706,4 +702,11 @@ struct sas_phy *sas_get_local_phy(struct domain_device *dev); int sas_request_addr(struct Scsi_Host *shost, u8 *addr); +int sas_notify_port_event(struct asd_sas_phy *phy, enum port_event event); +int sas_notify_phy_event(struct asd_sas_phy *phy, enum phy_event event); +int sas_notify_port_event_gfp(struct asd_sas_phy *phy, enum port_event event, + gfp_t gfp_flags); +int sas_notify_phy_event_gfp(struct asd_sas_phy *phy, enum phy_event event, + gfp_t gfp_flags); + #endif /* _SASLIB_H_ */ diff --git a/include/soc/mediatek/smi.h b/include/soc/mediatek/smi.h index 5a34b87d89e3..15e3397cec58 100644 --- a/include/soc/mediatek/smi.h +++ b/include/soc/mediatek/smi.h @@ -9,15 +9,14 @@ #include #include -#ifdef CONFIG_MTK_SMI - -#define MTK_LARB_NR_MAX 16 +#if IS_ENABLED(CONFIG_MTK_SMI) #define MTK_SMI_MMU_EN(port) BIT(port) struct mtk_smi_larb_iommu { struct device *dev; unsigned int mmu; + unsigned char bank[32]; }; /* diff --git a/include/sound/intel-nhlt.h b/include/sound/intel-nhlt.h index 743c2f442280..d0574805865f 100644 --- a/include/sound/intel-nhlt.h +++ b/include/sound/intel-nhlt.h @@ -112,6 +112,11 @@ struct nhlt_vendor_dmic_array_config { /* TODO add vendor mic config */ } __packed; +enum { + NHLT_CONFIG_TYPE_GENERIC = 0, + NHLT_CONFIG_TYPE_MIC_ARRAY = 1 +}; + enum { NHLT_MIC_ARRAY_2CH_SMALL = 0xa, NHLT_MIC_ARRAY_2CH_BIG = 0xb, diff --git a/include/target/target_core_backend.h b/include/target/target_core_backend.h index 6336780d83a7..ce2fba49c95d 100644 --- a/include/target/target_core_backend.h +++ b/include/target/target_core_backend.h @@ -72,6 +72,7 @@ int transport_backend_register(const struct target_backend_ops *); void target_backend_unregister(const struct target_backend_ops *); void target_complete_cmd(struct se_cmd *, u8); +void target_set_cmd_data_length(struct se_cmd *, int); void target_complete_cmd_with_length(struct se_cmd *, u8, int); void transport_copy_sense_to_cmd(struct se_cmd *, unsigned char *); diff --git a/include/trace/events/rcu.h b/include/trace/events/rcu.h index 155b5cb43cfd..8476f3161bd0 100644 --- a/include/trace/events/rcu.h +++ b/include/trace/events/rcu.h @@ -432,6 +432,34 @@ TRACE_EVENT_RCU(rcu_fqs, __entry->cpu, __entry->qsevent) ); +/* + * Tracepoint for RCU stall events. Takes a string identifying the RCU flavor + * and a string identifying which function detected the RCU stall as follows: + * + * "StallDetected": Scheduler-tick detects other CPU's stalls. + * "SelfDetected": Scheduler-tick detects a current CPU's stall. + * "ExpeditedStall": Expedited grace period detects stalls. + */ +TRACE_EVENT(rcu_stall_warning, + + TP_PROTO(const char *rcuname, const char *msg), + + TP_ARGS(rcuname, msg), + + TP_STRUCT__entry( + __field(const char *, rcuname) + __field(const char *, msg) + ), + + TP_fast_assign( + __entry->rcuname = rcuname; + __entry->msg = msg; + ), + + TP_printk("%s %s", + __entry->rcuname, __entry->msg) +); + #endif /* #if defined(CONFIG_TREE_RCU) */ /* diff --git a/include/trace/events/sched.h b/include/trace/events/sched.h index e7af6bdd0bf5..bcd7f1fbb8cd 100644 --- a/include/trace/events/sched.h +++ b/include/trace/events/sched.h @@ -677,14 +677,6 @@ DECLARE_TRACE(sched_update_nr_running_tp, TP_PROTO(struct rq *rq, int change), TP_ARGS(rq, change)); -DECLARE_TRACE(sugov_util_update_tp, - TP_PROTO(unsigned int cpu, unsigned long util, unsigned long max_cap, unsigned int flags), - TP_ARGS(cpu, util, max_cap, flags)); - -DECLARE_TRACE(sugov_next_freq_tp, - TP_PROTO(unsigned int cpu, unsigned long util, unsigned long max, unsigned int freq), - TP_ARGS(cpu, util, max, freq)); - #endif /* _TRACE_SCHED_H */ /* This part must be outside protection */ diff --git a/include/trace/hooks/avc.h b/include/trace/hooks/avc.h new file mode 100644 index 000000000000..2c76e02fc3c5 --- /dev/null +++ b/include/trace/hooks/avc.h @@ -0,0 +1,33 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#undef TRACE_SYSTEM +#define TRACE_SYSTEM avc + +#define TRACE_INCLUDE_PATH trace/hooks +#if !defined(_TRACE_HOOK_AVC_H) || defined(TRACE_HEADER_MULTI_READ) +#define _TRACE_HOOK_AVC_H +#include +#include +/* + * Following tracepoints are not exported in tracefs and provide a + * mechanism for vendor modules to hook and extend functionality + */ +struct avc_node; +DECLARE_HOOK(android_vh_selinux_avc_insert, + TP_PROTO(const struct avc_node *node), + TP_ARGS(node)); + +DECLARE_HOOK(android_vh_selinux_avc_node_delete, + TP_PROTO(const struct avc_node *node), + TP_ARGS(node)); + +DECLARE_HOOK(android_vh_selinux_avc_node_replace, + TP_PROTO(const struct avc_node *old, const struct avc_node *new), + TP_ARGS(old, new)); + +DECLARE_HOOK(android_vh_selinux_avc_lookup, + TP_PROTO(const struct avc_node *node, u32 ssid, u32 tsid, u16 tclass), + TP_ARGS(node, ssid, tsid, tclass)); + +#endif /* _TRACE_HOOK_AVC_H */ +/* This part must be outside protection */ +#include diff --git a/include/trace/hooks/binder.h b/include/trace/hooks/binder.h index 92f2eb058276..1599eb613c45 100644 --- a/include/trace/hooks/binder.h +++ b/include/trace/hooks/binder.h @@ -13,6 +13,10 @@ */ struct binder_transaction; struct task_struct; +struct binder_alloc; +struct binder_proc; +struct binder_thread; +struct binder_transaction_data; DECLARE_HOOK(android_vh_binder_transaction_init, TP_PROTO(struct binder_transaction *t), TP_ARGS(t)); @@ -22,9 +26,31 @@ DECLARE_HOOK(android_vh_binder_set_priority, DECLARE_HOOK(android_vh_binder_restore_priority, TP_PROTO(struct binder_transaction *t, struct task_struct *task), TP_ARGS(t, task)); +struct binder_proc; +struct binder_thread; DECLARE_HOOK(android_vh_binder_wakeup_ilocked, - TP_PROTO(struct task_struct *task), - TP_ARGS(task)); + TP_PROTO(struct task_struct *task, bool sync, struct binder_proc *proc), + TP_ARGS(task, sync, proc)); +DECLARE_HOOK(android_vh_binder_wait_for_work, + TP_PROTO(bool do_proc_work, struct binder_thread *tsk, struct binder_proc *proc), + TP_ARGS(do_proc_work, tsk, proc)); +DECLARE_HOOK(android_vh_sync_txn_recvd, + TP_PROTO(struct task_struct *tsk, struct task_struct *from), + TP_ARGS(tsk, from)); +DECLARE_HOOK(android_vh_binder_alloc_new_buf_locked, + TP_PROTO(size_t size, struct binder_alloc *alloc, int is_async), + TP_ARGS(size, alloc, is_async)); +DECLARE_HOOK(android_vh_binder_reply, + TP_PROTO(struct binder_proc *target_proc, struct binder_proc *proc, + struct binder_thread *thread, struct binder_transaction_data *tr), + TP_ARGS(target_proc, proc, thread, tr)); +DECLARE_HOOK(android_vh_binder_trans, + TP_PROTO(struct binder_proc *target_proc, struct binder_proc *proc, + struct binder_thread *thread, struct binder_transaction_data *tr), + TP_ARGS(target_proc, proc, thread, tr)); +DECLARE_HOOK(android_vh_binder_preset, + TP_PROTO(struct hlist_head *hhead, struct mutex *lock), + TP_ARGS(hhead, lock)); /* macro versions of hooks are no longer required */ diff --git a/include/trace/hooks/cgroup.h b/include/trace/hooks/cgroup.h new file mode 100644 index 000000000000..cc44ccf9e109 --- /dev/null +++ b/include/trace/hooks/cgroup.h @@ -0,0 +1,17 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#undef TRACE_SYSTEM +#define TRACE_SYSTEM cgroup +#undef TRACE_INCLUDE_PATH +#define TRACE_INCLUDE_PATH trace/hooks +#if !defined(_TRACE_HOOK_CGROUP_H) || defined(TRACE_HEADER_MULTI_READ) +#define _TRACE_HOOK_CGROUP_H +#include +#include + +struct task_struct; +DECLARE_HOOK(android_vh_cgroup_set_task, + TP_PROTO(int ret, struct task_struct *task), + TP_ARGS(ret, task)); +#endif + +#include diff --git a/include/trace/hooks/creds.h b/include/trace/hooks/creds.h new file mode 100644 index 000000000000..dd877e3a1f3e --- /dev/null +++ b/include/trace/hooks/creds.h @@ -0,0 +1,34 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#undef TRACE_SYSTEM +#define TRACE_SYSTEM creds + +#define TRACE_INCLUDE_PATH trace/hooks +#if !defined(_TRACE_HOOK_CREDS_H) || defined(TRACE_HEADER_MULTI_READ) +#define _TRACE_HOOK_CREDS_H +#include +#include +/* + * Following tracepoints are not exported in tracefs and provide a + * mechanism for vendor modules to hook and extend functionality + */ +struct cred; +struct task_struct; +DECLARE_HOOK(android_vh_commit_creds, + TP_PROTO(const struct task_struct *task, const struct cred *new), + TP_ARGS(task, new)); + +DECLARE_HOOK(android_vh_exit_creds, + TP_PROTO(const struct task_struct *task, const struct cred *cred), + TP_ARGS(task, cred)); + +DECLARE_HOOK(android_vh_override_creds, + TP_PROTO(const struct task_struct *task, const struct cred *new), + TP_ARGS(task, new)); + +DECLARE_HOOK(android_vh_revert_creds, + TP_PROTO(const struct task_struct *task, const struct cred *old), + TP_ARGS(task, old)); + +#endif /* _TRACE_HOOK_CREDS_H */ +/* This part must be outside protection */ +#include diff --git a/include/trace/hooks/dtask.h b/include/trace/hooks/dtask.h index 422cb0192407..862aba0c441e 100644 --- a/include/trace/hooks/dtask.h +++ b/include/trace/hooks/dtask.h @@ -37,6 +37,15 @@ struct task_struct; DECLARE_HOOK(android_vh_sched_show_task, TP_PROTO(struct task_struct *task), TP_ARGS(task)); +DECLARE_HOOK(android_vh_alter_mutex_list_add, + TP_PROTO(struct mutex *lock, + struct mutex_waiter *waiter, + struct list_head *list, + bool *already_on_list), + TP_ARGS(lock, waiter, list, already_on_list)); +DECLARE_HOOK(android_vh_mutex_unlock_slowpath, + TP_PROTO(struct mutex *lock), + TP_ARGS(lock)); /* macro versions of hooks are no longer required */ diff --git a/include/trace/hooks/fs.h b/include/trace/hooks/fs.h new file mode 100644 index 000000000000..90acad536bdb --- /dev/null +++ b/include/trace/hooks/fs.h @@ -0,0 +1,23 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#undef TRACE_SYSTEM +#define TRACE_SYSTEM fs + +#undef TRACE_INCLUDE_PATH +#define TRACE_INCLUDE_PATH trace/hooks + +#if !defined(_TRACE_HOOK_FS_H) || defined(TRACE_HEADER_MULTI_READ) +#define _TRACE_HOOK_FS_H + +#include +#include +DECLARE_HOOK(android_vh_ep_create_wakeup_source, + TP_PROTO(char *name, int len), + TP_ARGS(name, len)); + +DECLARE_HOOK(android_vh_timerfd_create, + TP_PROTO(char *name, int len), + TP_ARGS(name, len)); +#endif /* _TRACE_HOOK_FS_H */ + +/* This part must be outside protection */ +#include diff --git a/include/trace/hooks/gpiolib.h b/include/trace/hooks/gpiolib.h new file mode 100644 index 000000000000..96aca935f953 --- /dev/null +++ b/include/trace/hooks/gpiolib.h @@ -0,0 +1,24 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +#undef TRACE_SYSTEM +#define TRACE_SYSTEM gpiolib + +#define TRACE_INCLUDE_PATH trace/hooks + +#if !defined(_TRACE_HOOK_GPIOLIB_H) || defined(TRACE_HEADER_MULTI_READ) +#define _TRACE_HOOK_GPIOLIB_H + +#include +#include +#include "../drivers/gpio/gpiolib.h" + +#if defined(CONFIG_TRACEPOINTS) && defined(CONFIG_ANDROID_VENDOR_HOOKS) +DECLARE_HOOK(android_vh_gpio_block_read, + TP_PROTO(struct gpio_device *gdev, bool *block_gpio_read), + TP_ARGS(gdev, block_gpio_read)); +#else +#define trace_android_vh_gpio_block_read(gdev, block_gpio_read) +#endif + +#endif /* _TRACE_HOOK_GPIOLIB_H */ +/* This part must be outside protection */ +#include diff --git a/include/trace/hooks/memory.h b/include/trace/hooks/memory.h new file mode 100644 index 000000000000..4b3f77a72d82 --- /dev/null +++ b/include/trace/hooks/memory.h @@ -0,0 +1,32 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#undef TRACE_SYSTEM +#define TRACE_SYSTEM memory + +#define TRACE_INCLUDE_PATH trace/hooks +#if !defined(_TRACE_HOOK_MEMORY_H) || defined(TRACE_HEADER_MULTI_READ) +#define _TRACE_HOOK_MEMORY_H +#include +#include +/* + * Following tracepoints are not exported in tracefs and provide a + * mechanism for vendor modules to hook and extend functionality + */ +DECLARE_HOOK(android_vh_set_memory_x, + TP_PROTO(unsigned long addr, int nr_pages), + TP_ARGS(addr, nr_pages)); + +DECLARE_HOOK(android_vh_set_memory_nx, + TP_PROTO(unsigned long addr, int nr_pages), + TP_ARGS(addr, nr_pages)); + +DECLARE_HOOK(android_vh_set_memory_ro, + TP_PROTO(unsigned long addr, int nr_pages), + TP_ARGS(addr, nr_pages)); + +DECLARE_HOOK(android_vh_set_memory_rw, + TP_PROTO(unsigned long addr, int nr_pages), + TP_ARGS(addr, nr_pages)); + +#endif /* _TRACE_HOOK_MEMORY_H */ +/* This part must be outside protection */ +#include diff --git a/include/trace/hooks/mm.h b/include/trace/hooks/mm.h index d0639cfdebd2..2fcc968e659e 100644 --- a/include/trace/hooks/mm.h +++ b/include/trace/hooks/mm.h @@ -32,6 +32,25 @@ DECLARE_HOOK(android_vh_pagecache_get_page, TP_PROTO(struct address_space *mapping, pgoff_t index, int fgp_flags, gfp_t gfp_mask, struct page *page), TP_ARGS(mapping, index, fgp_flags, gfp_mask, page)); +DECLARE_HOOK(android_vh_meminfo_proc_show, + TP_PROTO(struct seq_file *m), + TP_ARGS(m)); +DECLARE_HOOK(android_vh_exit_mm, + TP_PROTO(struct mm_struct *mm), + TP_ARGS(mm)); +DECLARE_HOOK(android_vh_show_mem, + TP_PROTO(unsigned int filter, nodemask_t *nodemask), + TP_ARGS(filter, nodemask)); +DECLARE_HOOK(android_vh_alloc_pages_slowpath, + TP_PROTO(gfp_t gfp_mask, unsigned int order, unsigned long delta), + TP_ARGS(gfp_mask, order, delta)); +DECLARE_HOOK(android_vh_print_slabinfo_header, + TP_PROTO(struct seq_file *m), + TP_ARGS(m)); +struct slabinfo; +DECLARE_HOOK(android_vh_cache_show, + TP_PROTO(struct seq_file *m, struct slabinfo *sinfo, struct kmem_cache *s), + TP_ARGS(m, sinfo, s)); /* macro versions of hooks are no longer required */ #endif /* _TRACE_HOOK_MM_H */ diff --git a/include/trace/hooks/module.h b/include/trace/hooks/module.h new file mode 100644 index 000000000000..281cb0d37c12 --- /dev/null +++ b/include/trace/hooks/module.h @@ -0,0 +1,25 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#undef TRACE_SYSTEM +#define TRACE_SYSTEM module + +#define TRACE_INCLUDE_PATH trace/hooks +#if !defined(_TRACE_HOOK_MODULE_H) || defined(TRACE_HEADER_MULTI_READ) +#define _TRACE_HOOK_MODULE_H +#include +#include +/* + * Following tracepoints are not exported in tracefs and provide a + * mechanism for vendor modules to hook and extend functionality + */ +struct module; +DECLARE_HOOK(android_vh_set_module_permit_before_init, + TP_PROTO(const struct module *mod), + TP_ARGS(mod)); + +DECLARE_HOOK(android_vh_set_module_permit_after_init, + TP_PROTO(const struct module *mod), + TP_ARGS(mod)); + +#endif /* _TRACE_HOOK_MODULE_H */ +/* This part must be outside protection */ +#include diff --git a/include/trace/hooks/rwsem.h b/include/trace/hooks/rwsem.h index 4ec420d5245b..d644a6e21259 100644 --- a/include/trace/hooks/rwsem.h +++ b/include/trace/hooks/rwsem.h @@ -26,6 +26,9 @@ DECLARE_HOOK(android_vh_alter_rwsem_list_add, struct rw_semaphore *sem, bool *already_on_list), TP_ARGS(waiter, sem, already_on_list)); +DECLARE_HOOK(android_vh_rwsem_wake_finish, + TP_PROTO(struct rw_semaphore *sem), + TP_ARGS(sem)); /* macro versions of hooks are no longer required */ diff --git a/include/trace/hooks/sched.h b/include/trace/hooks/sched.h index a5dff482f5c3..74aa0de55465 100644 --- a/include/trace/hooks/sched.h +++ b/include/trace/hooks/sched.h @@ -58,8 +58,8 @@ DECLARE_RESTRICTED_HOOK(android_rvh_rtmutex_prepare_setprio, TP_ARGS(p, pi_task), 1); DECLARE_RESTRICTED_HOOK(android_rvh_set_user_nice, - TP_PROTO(struct task_struct *p, long *nice), - TP_ARGS(p, nice), 1); + TP_PROTO(struct task_struct *p, long *nice, bool *allowed), + TP_ARGS(p, nice, allowed), 1); DECLARE_RESTRICTED_HOOK(android_rvh_setscheduler, TP_PROTO(struct task_struct *p), @@ -113,20 +113,10 @@ DECLARE_RESTRICTED_HOOK(android_rvh_find_energy_efficient_cpu, TP_PROTO(struct task_struct *p, int prev_cpu, int sync, int *new_cpu), TP_ARGS(p, prev_cpu, sync, new_cpu), 1); -struct sched_attr; -DECLARE_HOOK(android_vh_set_sugov_sched_attr, - TP_PROTO(struct sched_attr *attr), - TP_ARGS(attr)); - DECLARE_RESTRICTED_HOOK(android_rvh_set_iowait, TP_PROTO(struct task_struct *p, int *should_iowait_boost), TP_ARGS(p, should_iowait_boost), 1); -struct sugov_policy; -DECLARE_RESTRICTED_HOOK(android_rvh_set_sugov_update, - TP_PROTO(struct sugov_policy *sg_policy, unsigned int next_freq, bool *should_update), - TP_ARGS(sg_policy, next_freq, should_update), 1); - DECLARE_RESTRICTED_HOOK(android_rvh_cpu_overutilized, TP_PROTO(int cpu, int *overutilized), TP_ARGS(cpu, overutilized), 1); @@ -190,8 +180,8 @@ DECLARE_RESTRICTED_HOOK(android_rvh_account_irq, struct sched_entity; DECLARE_RESTRICTED_HOOK(android_rvh_place_entity, - TP_PROTO(struct sched_entity *se, u64 *vruntime), - TP_ARGS(se, vruntime), 1); + TP_PROTO(struct cfs_rq *cfs_rq, struct sched_entity *se, int initial, u64 vruntime), + TP_ARGS(cfs_rq, se, initial, vruntime), 1); DECLARE_RESTRICTED_HOOK(android_rvh_build_perf_domains, TP_PROTO(bool *eas_check), @@ -270,11 +260,31 @@ DECLARE_HOOK(android_vh_set_wake_flags, enum uclamp_id; struct uclamp_se; -DECLARE_RESTRICTED_HOOK(android_rvh_uclamp_eff_value, +DECLARE_RESTRICTED_HOOK(android_rvh_uclamp_eff_get, TP_PROTO(struct task_struct *p, enum uclamp_id clamp_id, - struct uclamp_se *uclamp_default, unsigned long *ret), - TP_ARGS(p, clamp_id, uclamp_default, ret), 1); + struct uclamp_se *uclamp_max, struct uclamp_se *uclamp_eff, int *ret), + TP_ARGS(p, clamp_id, uclamp_max, uclamp_eff, ret), 1); +DECLARE_HOOK(android_vh_build_sched_domains, + TP_PROTO(bool has_asym), + TP_ARGS(has_asym)); +DECLARE_RESTRICTED_HOOK(android_rvh_check_preempt_tick, + TP_PROTO(struct task_struct *p, unsigned long *ideal_runtime, bool *skip_preempt), + TP_ARGS(p, ideal_runtime, skip_preempt), 1); +DECLARE_RESTRICTED_HOOK(android_rvh_check_preempt_wakeup_ignore, + TP_PROTO(struct task_struct *p, bool *ignore), + TP_ARGS(p, ignore), 1); +DECLARE_RESTRICTED_HOOK(android_rvh_replace_next_task_fair, + TP_PROTO(struct rq *rq, struct task_struct **p, struct sched_entity **se, bool *repick, bool simple), + TP_ARGS(rq, p, se, repick, simple), 1); + +DECLARE_RESTRICTED_HOOK(android_rvh_util_est_update, + TP_PROTO(struct cfs_rq *cfs_rq, struct task_struct *p, bool task_sleep, int *ret), + TP_ARGS(cfs_rq, p, task_sleep, ret), 1); + +DECLARE_HOOK(android_vh_account_task_time, + TP_PROTO(struct task_struct *p, struct rq *rq, int user_tick), + TP_ARGS(p, rq, user_tick)); /* macro versions of hooks are no longer required */ #endif /* _TRACE_HOOK_SCHED_H */ diff --git a/include/trace/hooks/sys.h b/include/trace/hooks/sys.h new file mode 100644 index 000000000000..9e5d7a5cb2cf --- /dev/null +++ b/include/trace/hooks/sys.h @@ -0,0 +1,17 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#undef TRACE_SYSTEM +#define TRACE_SYSTEM sys +#undef TRACE_INCLUDE_PATH +#define TRACE_INCLUDE_PATH trace/hooks +#if !defined(_TRACE_HOOK_SYS_H) || defined(TRACE_HEADER_MULTI_READ) +#define _TRACE_HOOK_SYS_H +#include +#include + +struct task_struct; +DECLARE_HOOK(android_vh_syscall_prctl_finished, + TP_PROTO(int option, struct task_struct *task), + TP_ARGS(option, task)); +#endif + +#include diff --git a/include/trace/hooks/thermal.h b/include/trace/hooks/thermal.h index 0e47e0af9284..ae9b7ee652fb 100644 --- a/include/trace/hooks/thermal.h +++ b/include/trace/hooks/thermal.h @@ -11,8 +11,8 @@ #include DECLARE_HOOK(android_vh_enable_thermal_genl_check, - TP_PROTO(int event, int *enable_thermal_genl), - TP_ARGS(event, enable_thermal_genl)); + TP_PROTO(int event, int tz_id, int *enable_thermal_genl), + TP_ARGS(event, tz_id, enable_thermal_genl)); #endif /* _TRACE_HOOK_THERMAL_H */ /* This part must be outside protection */ diff --git a/include/trace/hooks/traps.h b/include/trace/hooks/traps.h new file mode 100644 index 000000000000..350a14369acc --- /dev/null +++ b/include/trace/hooks/traps.h @@ -0,0 +1,32 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#undef TRACE_SYSTEM +#define TRACE_SYSTEM traps +#define TRACE_INCLUDE_PATH trace/hooks + +#if !defined(_TRACE_HOOK_TRAPS_H) || defined(TRACE_HEADER_MULTI_READ) +#define _TRACE_HOOK_TRAPS_H +#include +#include +/* + * Following tracepoints are not exported in tracefs and provide a + * mechanism for vendor modules to hook and extend functionality + */ +struct pt_regs; +DECLARE_RESTRICTED_HOOK(android_rvh_do_undefinstr, + TP_PROTO(struct pt_regs *regs, bool user), + TP_ARGS(regs, user), + TP_CONDITION(!user)); + +DECLARE_RESTRICTED_HOOK(android_rvh_bad_mode, + TP_PROTO(struct pt_regs *regs, unsigned int esr, int reason), + TP_ARGS(regs, reason, esr), 1); + +DECLARE_RESTRICTED_HOOK(android_rvh_arm64_serror_panic, + TP_PROTO(struct pt_regs *regs, unsigned int esr), + TP_ARGS(regs, esr), 1); + +/* macro versions of hooks are no longer required */ + +#endif /* _TRACE_HOOK_TRAPS_H */ +/* This part must be outside protection */ +#include diff --git a/include/trace/hooks/typec.h b/include/trace/hooks/typec.h new file mode 100644 index 000000000000..8252dab49b98 --- /dev/null +++ b/include/trace/hooks/typec.h @@ -0,0 +1,37 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#undef TRACE_SYSTEM +#define TRACE_SYSTEM typec +#define TRACE_INCLUDE_PATH trace/hooks +#if !defined(_TRACE_HOOK_TYPEC_H) || defined(TRACE_HEADER_MULTI_READ) +#define _TRACE_HOOK_TYPEC_H +#include +#include +/* + * Following tracepoints are not exported in tracefs and provide a + * mechanism for vendor modules to hook and extend functionality + */ +struct tcpci; +struct tcpci_data; + +DECLARE_HOOK(android_vh_typec_tcpci_override_toggling, + TP_PROTO(struct tcpci *tcpci, struct tcpci_data *data, int *override_toggling), + TP_ARGS(tcpci, data, override_toggling)); + +DECLARE_RESTRICTED_HOOK(android_rvh_typec_tcpci_chk_contaminant, + TP_PROTO(struct tcpci *tcpci, struct tcpci_data *data, int *ret), + TP_ARGS(tcpci, data, ret), 1); + +/* + * This hook is for addressing hardware anomalies where TCPC_POWER_STATUS_VBUS_PRES bit can return 0 + * even before falling below sSinkDisconnect threshold. + * Handler has to set bypass to override the value that would otherwise be returned by this + * function. + * Handler can set vbus or clear vbus to indicate vbus present or absent + */ +DECLARE_RESTRICTED_HOOK(android_rvh_typec_tcpci_get_vbus, + TP_PROTO(struct tcpci *tcpci, struct tcpci_data *data, int *vbus, int *bypass), + TP_ARGS(tcpci, data, vbus, bypass), 1); + +#endif /* _TRACE_HOOK_UFSHCD_H */ +/* This part must be outside protection */ +#include diff --git a/include/trace/hooks/ufshcd.h b/include/trace/hooks/ufshcd.h index e2b755271457..6e37044eb264 100644 --- a/include/trace/hooks/ufshcd.h +++ b/include/trace/hooks/ufshcd.h @@ -50,6 +50,11 @@ DECLARE_HOOK(android_vh_ufs_check_int_errors, TP_PROTO(struct ufs_hba *hba, bool queue_eh_work), TP_ARGS(hba, queue_eh_work)); +struct scsi_device; +DECLARE_HOOK(android_vh_ufs_update_sdev, + TP_PROTO(struct scsi_device *sdev), + TP_ARGS(sdev)); + #endif /* _TRACE_HOOK_UFSHCD_H */ /* This part must be outside protection */ #include diff --git a/include/uapi/drm/drm_fourcc.h b/include/uapi/drm/drm_fourcc.h index 82f327801267..5498d7a6556a 100644 --- a/include/uapi/drm/drm_fourcc.h +++ b/include/uapi/drm/drm_fourcc.h @@ -997,9 +997,9 @@ drm_fourcc_canonicalize_nvidia_format_mod(__u64 modifier) * Not all combinations are valid, and different SoCs may support different * combinations of layout and options. */ -#define __fourcc_mod_amlogic_layout_mask 0xf +#define __fourcc_mod_amlogic_layout_mask 0xff #define __fourcc_mod_amlogic_options_shift 8 -#define __fourcc_mod_amlogic_options_mask 0xf +#define __fourcc_mod_amlogic_options_mask 0xff #define DRM_FORMAT_MOD_AMLOGIC_FBC(__layout, __options) \ fourcc_mod_code(AMLOGIC, \ diff --git a/include/uapi/linux/android/binder.h b/include/uapi/linux/android/binder.h index 8e5b9290ea37..8d6ac5eacac2 100644 --- a/include/uapi/linux/android/binder.h +++ b/include/uapi/linux/android/binder.h @@ -265,6 +265,18 @@ struct binder_node_info_for_ref { __u32 reserved3; }; +struct binder_freeze_info { + __u32 pid; + __u32 enable; + __u32 timeout_ms; +}; + +struct binder_frozen_status_info { + __u32 pid; + __u32 sync_recv; + __u32 async_recv; +}; + #define BINDER_WRITE_READ _IOWR('b', 1, struct binder_write_read) #define BINDER_SET_IDLE_TIMEOUT _IOW('b', 3, __s64) #define BINDER_SET_MAX_THREADS _IOW('b', 5, __u32) @@ -275,6 +287,8 @@ struct binder_node_info_for_ref { #define BINDER_GET_NODE_DEBUG_INFO _IOWR('b', 11, struct binder_node_debug_info) #define BINDER_GET_NODE_INFO_FOR_REF _IOWR('b', 12, struct binder_node_info_for_ref) #define BINDER_SET_CONTEXT_MGR_EXT _IOW('b', 13, struct flat_binder_object) +#define BINDER_FREEZE _IOW('b', 14, struct binder_freeze_info) +#define BINDER_GET_FROZEN_INFO _IOWR('b', 15, struct binder_frozen_status_info) /* * NOTE: Two special error codes you should check for when calling @@ -456,6 +470,12 @@ enum binder_driver_return_protocol { * The last transaction (either a bcTRANSACTION or * a bcATTEMPT_ACQUIRE) failed (e.g. out of memory). No parameters. */ + + BR_FROZEN_REPLY = _IO('r', 18), + /* + * The target of the last transaction (either a bcTRANSACTION or + * a bcATTEMPT_ACQUIRE) is frozen. No parameters. + */ }; enum binder_driver_command_protocol { diff --git a/include/uapi/linux/l2tp.h b/include/uapi/linux/l2tp.h index 30c80d5ba4bf..bab8c9708611 100644 --- a/include/uapi/linux/l2tp.h +++ b/include/uapi/linux/l2tp.h @@ -145,6 +145,7 @@ enum { L2TP_ATTR_RX_ERRORS, /* u64 */ L2TP_ATTR_STATS_PAD, L2TP_ATTR_RX_COOKIE_DISCARDS, /* u64 */ + L2TP_ATTR_RX_INVALID, /* u64 */ __L2TP_ATTR_STATS_MAX, }; diff --git a/include/uapi/linux/netfilter/nfnetlink_cthelper.h b/include/uapi/linux/netfilter/nfnetlink_cthelper.h index a13137afc429..70af02092d16 100644 --- a/include/uapi/linux/netfilter/nfnetlink_cthelper.h +++ b/include/uapi/linux/netfilter/nfnetlink_cthelper.h @@ -5,7 +5,7 @@ #define NFCT_HELPER_STATUS_DISABLED 0 #define NFCT_HELPER_STATUS_ENABLED 1 -enum nfnl_acct_msg_types { +enum nfnl_cthelper_msg_types { NFNL_MSG_CTHELPER_NEW, NFNL_MSG_CTHELPER_GET, NFNL_MSG_CTHELPER_DEL, diff --git a/include/uapi/linux/netfilter/xt_IDLETIMER.h b/include/uapi/linux/netfilter/xt_IDLETIMER.h index 046ee372c442..49ddcdc61c09 100644 --- a/include/uapi/linux/netfilter/xt_IDLETIMER.h +++ b/include/uapi/linux/netfilter/xt_IDLETIMER.h @@ -4,7 +4,6 @@ * Header file for Xtables timer target module. * * Copyright (C) 2004, 2010 Nokia Corporation - * * Written by Timo Teras * * Converted to x_tables and forward-ported to 2.6.34 @@ -35,19 +34,11 @@ #define MAX_IDLETIMER_LABEL_SIZE 28 #define XT_IDLETIMER_ALARM 0x01 -#define NLMSG_MAX_SIZE 64 - -#define NL_EVENT_TYPE_INACTIVE 0 -#define NL_EVENT_TYPE_ACTIVE 1 - struct idletimer_tg_info { __u32 timeout; char label[MAX_IDLETIMER_LABEL_SIZE]; - /* Use netlink messages for notification in addition to sysfs */ - __u8 send_nl_msg; - /* for kernel module internal use only */ struct idletimer_tg *timer __attribute__((aligned(8))); }; diff --git a/include/uapi/linux/pkt_cls.h b/include/uapi/linux/pkt_cls.h index ee95f42fb0ec..88f4bf0047e7 100644 --- a/include/uapi/linux/pkt_cls.h +++ b/include/uapi/linux/pkt_cls.h @@ -591,6 +591,8 @@ enum { TCA_FLOWER_KEY_CT_FLAGS_ESTABLISHED = 1 << 1, /* Part of an existing connection. */ TCA_FLOWER_KEY_CT_FLAGS_RELATED = 1 << 2, /* Related to an established connection. */ TCA_FLOWER_KEY_CT_FLAGS_TRACKED = 1 << 3, /* Conntrack has occurred. */ + + __TCA_FLOWER_KEY_CT_FLAGS_MAX, }; enum { diff --git a/init/Kconfig b/init/Kconfig index 40d3896971f6..b168de078477 100644 --- a/init/Kconfig +++ b/init/Kconfig @@ -1209,6 +1209,7 @@ endif # NAMESPACES config CHECKPOINT_RESTORE bool "Checkpoint/restore support" select PROC_CHILDREN + select KCMP default n help Enables additional kernel features in a sake of checkpoint/restore. @@ -1763,6 +1764,16 @@ config ARCH_HAS_MEMBARRIER_CALLBACKS config ARCH_HAS_MEMBARRIER_SYNC_CORE bool +config KCMP + bool "Enable kcmp() system call" if EXPERT + help + Enable the kernel resource comparison system call. It provides + user-space with the ability to compare two processes to see if they + share a common resource, such as a file descriptor or even virtual + memory space. + + If unsure, say N. + config RSEQ bool "Enable rseq() system call" if EXPERT default y diff --git a/init/main.c b/init/main.c index 17cce3658a8b..e8633b6d5752 100644 --- a/init/main.c +++ b/init/main.c @@ -827,7 +827,7 @@ static void __init mm_init(void) * bigger than MAX_ORDER unless SPARSEMEM. */ page_ext_init_flatmem(); - init_debug_pagealloc(); + init_mem_debugging_and_hardening(); kfence_alloc_pool(); report_meminit(); stack_depot_init(); @@ -1438,6 +1438,7 @@ static int __ref kernel_init(void *unused) async_synchronize_full(); kprobe_free_init_mem(); ftrace_free_init_mem(); + kgdb_free_init_mem(); free_initmem(); mark_readonly(); diff --git a/kernel/Makefile b/kernel/Makefile index b469887caa4d..6b822b4ac258 100644 --- a/kernel/Makefile +++ b/kernel/Makefile @@ -51,7 +51,7 @@ obj-y += livepatch/ obj-y += dma/ obj-y += entry/ -obj-$(CONFIG_CHECKPOINT_RESTORE) += kcmp.o +obj-$(CONFIG_KCMP) += kcmp.o obj-$(CONFIG_FREEZER) += freezer.o obj-$(CONFIG_PROFILING) += profile.o obj-$(CONFIG_STACKTRACE) += stacktrace.o diff --git a/kernel/bpf/bpf_iter.c b/kernel/bpf/bpf_iter.c index 8f10e30ea0b0..e8957e911de3 100644 --- a/kernel/bpf/bpf_iter.c +++ b/kernel/bpf/bpf_iter.c @@ -273,7 +273,7 @@ int bpf_iter_reg_target(const struct bpf_iter_reg *reg_info) { struct bpf_iter_target_info *tinfo; - tinfo = kmalloc(sizeof(*tinfo), GFP_KERNEL); + tinfo = kzalloc(sizeof(*tinfo), GFP_KERNEL); if (!tinfo) return -ENOMEM; diff --git a/kernel/bpf/bpf_lru_list.c b/kernel/bpf/bpf_lru_list.c index 1b6b9349cb85..d99e89f113c4 100644 --- a/kernel/bpf/bpf_lru_list.c +++ b/kernel/bpf/bpf_lru_list.c @@ -502,13 +502,14 @@ struct bpf_lru_node *bpf_lru_pop_free(struct bpf_lru *lru, u32 hash) static void bpf_common_lru_push_free(struct bpf_lru *lru, struct bpf_lru_node *node) { + u8 node_type = READ_ONCE(node->type); unsigned long flags; - if (WARN_ON_ONCE(node->type == BPF_LRU_LIST_T_FREE) || - WARN_ON_ONCE(node->type == BPF_LRU_LOCAL_LIST_T_FREE)) + if (WARN_ON_ONCE(node_type == BPF_LRU_LIST_T_FREE) || + WARN_ON_ONCE(node_type == BPF_LRU_LOCAL_LIST_T_FREE)) return; - if (node->type == BPF_LRU_LOCAL_LIST_T_PENDING) { + if (node_type == BPF_LRU_LOCAL_LIST_T_PENDING) { struct bpf_lru_locallist *loc_l; loc_l = per_cpu_ptr(lru->common_lru.local_list, node->cpu); diff --git a/kernel/bpf/bpf_struct_ops.c b/kernel/bpf/bpf_struct_ops.c index 4c3b543bb33b..94d832e571d9 100644 --- a/kernel/bpf/bpf_struct_ops.c +++ b/kernel/bpf/bpf_struct_ops.c @@ -10,6 +10,7 @@ #include #include #include +#include enum bpf_struct_ops_state { BPF_STRUCT_OPS_STATE_INIT, @@ -448,7 +449,9 @@ static int bpf_struct_ops_map_update_elem(struct bpf_map *map, void *key, bpf_map_inc(map); set_memory_ro((long)st_map->image, 1); + trace_android_vh_set_memory_ro((unsigned long)st_map->image, 1); set_memory_x((long)st_map->image, 1); + trace_android_vh_set_memory_x((unsigned long)st_map->image, 1); err = st_ops->reg(kdata); if (likely(!err)) { /* Pair with smp_load_acquire() during lookup_elem(). @@ -532,6 +535,8 @@ static void bpf_struct_ops_map_free(struct bpf_map *map) if (st_map->progs) bpf_struct_ops_map_put_progs(st_map); bpf_map_area_free(st_map->progs); + trace_android_vh_set_memory_rw((unsigned long)st_map->image, 1); + trace_android_vh_set_memory_nx((unsigned long)st_map->image, 1); bpf_jit_free_exec(st_map->image); bpf_map_area_free(st_map->uvalue); bpf_map_area_free(st_map); diff --git a/kernel/bpf/core.c b/kernel/bpf/core.c index 55454d2278b1..a9f8bb65420e 100644 --- a/kernel/bpf/core.c +++ b/kernel/bpf/core.c @@ -34,6 +34,8 @@ #include #include +#include + /* Registers */ #define BPF_R0 regs[BPF_REG_0] #define BPF_R1 regs[BPF_REG_1] @@ -897,6 +899,8 @@ void bpf_jit_binary_free(struct bpf_binary_header *hdr) { u32 pages = hdr->pages; + trace_android_vh_set_memory_rw((unsigned long)hdr, pages); + trace_android_vh_set_memory_nx((unsigned long)hdr, pages); bpf_jit_free_exec(hdr); bpf_jit_uncharge_modmem(pages); } @@ -2294,6 +2298,7 @@ DEFINE_STATIC_KEY_FALSE(bpf_stats_enabled_key); EXPORT_SYMBOL(bpf_stats_enabled_key); /* All definitions of tracepoints related to BPF. */ +#undef TRACE_INCLUDE_PATH #define CREATE_TRACE_POINTS #include diff --git a/kernel/bpf/devmap.c b/kernel/bpf/devmap.c index 2b5ca93c17de..b5be9659ab59 100644 --- a/kernel/bpf/devmap.c +++ b/kernel/bpf/devmap.c @@ -815,9 +815,7 @@ static int dev_map_notification(struct notifier_block *notifier, break; /* will be freed in free_netdev() */ - netdev->xdp_bulkq = - __alloc_percpu_gfp(sizeof(struct xdp_dev_bulk_queue), - sizeof(void *), GFP_ATOMIC); + netdev->xdp_bulkq = alloc_percpu(struct xdp_dev_bulk_queue); if (!netdev->xdp_bulkq) return NOTIFY_BAD; diff --git a/kernel/bpf/trampoline.c b/kernel/bpf/trampoline.c index 35c5887d82ff..e73fdf278fb5 100644 --- a/kernel/bpf/trampoline.c +++ b/kernel/bpf/trampoline.c @@ -9,6 +9,7 @@ #include #include #include +#include /* dummy _ops. The verifier will operate on target program's ops. */ const struct bpf_verifier_ops bpf_extension_verifier_ops = { @@ -38,6 +39,7 @@ void *bpf_jit_alloc_exec_page(void) * everytime new program is attached or detached. */ set_memory_x((long)image, 1); + trace_android_vh_set_memory_x((unsigned long)image, 1); return image; } @@ -374,6 +376,7 @@ void bpf_trampoline_put(struct bpf_trampoline *tr) * for tasks to get out of trampoline code before freeing it. */ synchronize_rcu_tasks(); + trace_android_vh_set_memory_nx((unsigned long)tr->image, 1); bpf_jit_free_exec(tr->image); hlist_del(&tr->hlist); kfree(tr); diff --git a/kernel/bpf/verifier.c b/kernel/bpf/verifier.c index c09594e70f90..9a1aba2d0073 100644 --- a/kernel/bpf/verifier.c +++ b/kernel/bpf/verifier.c @@ -4786,8 +4786,9 @@ static int check_func_call(struct bpf_verifier_env *env, struct bpf_insn *insn, subprog); clear_caller_saved_regs(env, caller->regs); - /* All global functions return SCALAR_VALUE */ + /* All global functions return a 64-bit SCALAR_VALUE */ mark_reg_unknown(env, caller->regs, BPF_REG_0); + caller->regs[BPF_REG_0].subreg_def = DEF_NOT_SUBREG; /* continue with next insn after call */ return 0; @@ -5332,10 +5333,14 @@ static int retrieve_ptr_limit(const struct bpf_reg_state *ptr_reg, { bool mask_to_left = (opcode == BPF_ADD && off_is_neg) || (opcode == BPF_SUB && !off_is_neg); - u32 off; + u32 off, max; switch (ptr_reg->type) { case PTR_TO_STACK: + /* Offset 0 is out-of-bounds, but acceptable start for the + * left direction, see BPF_REG_FP. + */ + max = MAX_BPF_STACK + mask_to_left; /* Indirect variable offset stack access is prohibited in * unprivileged mode so it's not handled here. */ @@ -5343,16 +5348,17 @@ static int retrieve_ptr_limit(const struct bpf_reg_state *ptr_reg, if (mask_to_left) *ptr_limit = MAX_BPF_STACK + off; else - *ptr_limit = -off; - return 0; + *ptr_limit = -off - 1; + return *ptr_limit >= max ? -ERANGE : 0; case PTR_TO_MAP_VALUE: + max = ptr_reg->map_ptr->value_size; if (mask_to_left) { *ptr_limit = ptr_reg->umax_value + ptr_reg->off; } else { off = ptr_reg->smin_value + ptr_reg->off; - *ptr_limit = ptr_reg->map_ptr->value_size - off; + *ptr_limit = ptr_reg->map_ptr->value_size - off - 1; } - return 0; + return *ptr_limit >= max ? -ERANGE : 0; default: return -EINVAL; } @@ -5405,6 +5411,7 @@ static int sanitize_ptr_alu(struct bpf_verifier_env *env, u32 alu_state, alu_limit; struct bpf_reg_state tmp; bool ret; + int err; if (can_skip_alu_sanitation(env, insn)) return 0; @@ -5420,10 +5427,13 @@ static int sanitize_ptr_alu(struct bpf_verifier_env *env, alu_state |= ptr_is_dst_reg ? BPF_ALU_SANITIZE_SRC : BPF_ALU_SANITIZE_DST; - if (retrieve_ptr_limit(ptr_reg, &alu_limit, opcode, off_is_neg)) - return 0; - if (update_alu_sanitation_state(aux, alu_state, alu_limit)) - return -EACCES; + err = retrieve_ptr_limit(ptr_reg, &alu_limit, opcode, off_is_neg); + if (err < 0) + return err; + + err = update_alu_sanitation_state(aux, alu_state, alu_limit); + if (err < 0) + return err; do_sim: /* Simulate and find potential out-of-bounds access under * speculative execution from truncation as a result of @@ -5539,7 +5549,7 @@ static int adjust_ptr_min_max_vals(struct bpf_verifier_env *env, case BPF_ADD: ret = sanitize_ptr_alu(env, insn, ptr_reg, dst_reg, smin_val < 0); if (ret < 0) { - verbose(env, "R%d tried to add from different maps or paths\n", dst); + verbose(env, "R%d tried to add from different maps, paths, or prohibited types\n", dst); return ret; } /* We can take a fixed offset as long as it doesn't overflow @@ -5594,7 +5604,7 @@ static int adjust_ptr_min_max_vals(struct bpf_verifier_env *env, case BPF_SUB: ret = sanitize_ptr_alu(env, insn, ptr_reg, dst_reg, smin_val < 0); if (ret < 0) { - verbose(env, "R%d tried to sub from different maps or paths\n", dst); + verbose(env, "R%d tried to sub from different maps, paths, or prohibited types\n", dst); return ret; } if (dst_reg == off_reg) { @@ -10941,7 +10951,7 @@ static int fixup_bpf_calls(struct bpf_verifier_env *env) off_reg = issrc ? insn->src_reg : insn->dst_reg; if (isneg) *patch++ = BPF_ALU64_IMM(BPF_MUL, off_reg, -1); - *patch++ = BPF_MOV32_IMM(BPF_REG_AX, aux->alu_limit - 1); + *patch++ = BPF_MOV32_IMM(BPF_REG_AX, aux->alu_limit); *patch++ = BPF_ALU64_REG(BPF_SUB, BPF_REG_AX, off_reg); *patch++ = BPF_ALU64_REG(BPF_OR, BPF_REG_AX, off_reg); *patch++ = BPF_ALU64_IMM(BPF_NEG, BPF_REG_AX, 0); diff --git a/kernel/cgroup/cgroup-v1.c b/kernel/cgroup/cgroup-v1.c index cffa6c9ba784..9dceb5ec4a8d 100644 --- a/kernel/cgroup/cgroup-v1.c +++ b/kernel/cgroup/cgroup-v1.c @@ -17,6 +17,7 @@ #include #include +#include /* * pidlists linger the following amount before being destroyed. The goal @@ -518,6 +519,7 @@ static ssize_t __cgroup1_procs_write(struct kernfs_open_file *of, goto out_finish; ret = cgroup_attach_task(cgrp, task, threadgroup); + trace_android_vh_cgroup_set_task(ret, task); out_finish: cgroup_procs_write_finish(task, locked); diff --git a/kernel/cgroup/legacy_freezer.c b/kernel/cgroup/legacy_freezer.c index 08236798d173..081d026f13db 100644 --- a/kernel/cgroup/legacy_freezer.c +++ b/kernel/cgroup/legacy_freezer.c @@ -479,3 +479,4 @@ struct cgroup_subsys freezer_cgrp_subsys = { .fork = freezer_fork, .legacy_cftypes = files, }; +EXPORT_SYMBOL_GPL(freezer_cgrp_subsys); diff --git a/kernel/cpu.c b/kernel/cpu.c index 62cb4fb7a867..135037717b0b 100644 --- a/kernel/cpu.c +++ b/kernel/cpu.c @@ -1005,7 +1005,7 @@ static int __ref _cpu_down(unsigned int cpu, int tasks_frozen, struct cpuhp_cpu_state *st = per_cpu_ptr(&cpuhp_state, cpu); int prev_state, ret = 0; - if (num_active_cpus() == 1) + if (num_active_cpus() == 1 && cpu_active(cpu)) return -EBUSY; if (!cpu_present(cpu)) diff --git a/kernel/cred.c b/kernel/cred.c index 421b1149c651..64bd9efa1c27 100644 --- a/kernel/cred.c +++ b/kernel/cred.c @@ -17,6 +17,8 @@ #include #include +#include + #if 0 #define kdebug(FMT, ...) \ printk("[%-5.5s%5u] " FMT "\n", \ @@ -178,6 +180,7 @@ void exit_creds(struct task_struct *tsk) key_put(tsk->cached_requested_key); tsk->cached_requested_key = NULL; #endif + trace_android_vh_exit_creds(tsk, cred); } /** @@ -489,6 +492,7 @@ int commit_creds(struct cred *new) atomic_inc(&new->user->processes); rcu_assign_pointer(task->real_cred, new); rcu_assign_pointer(task->cred, new); + trace_android_vh_commit_creds(task, new); if (new->user != old->user) atomic_dec(&old->user->processes); alter_cred_subscribers(old, -2); @@ -566,6 +570,7 @@ const struct cred *override_creds(const struct cred *new) get_new_cred((struct cred *)new); alter_cred_subscribers(new, 1); rcu_assign_pointer(current->cred, new); + trace_android_vh_override_creds(current, new); alter_cred_subscribers(old, -1); kdebug("override_creds() = %p{%d,%d}", old, @@ -594,6 +599,7 @@ void revert_creds(const struct cred *old) validate_creds(override); alter_cred_subscribers(old, 1); rcu_assign_pointer(current->cred, old); + trace_android_vh_revert_creds(current, old); alter_cred_subscribers(override, -1); put_cred(override); } diff --git a/kernel/debug/debug_core.c b/kernel/debug/debug_core.c index 1e75a8923a8d..8661eb2b1771 100644 --- a/kernel/debug/debug_core.c +++ b/kernel/debug/debug_core.c @@ -456,6 +456,17 @@ setundefined: return 0; } +void kgdb_free_init_mem(void) +{ + int i; + + /* Clear init memory breakpoints. */ + for (i = 0; i < KGDB_MAX_BREAKPOINTS; i++) { + if (init_section_contains((void *)kgdb_break[i].bpt_addr, 0)) + kgdb_break[i].state = BP_UNDEFINED; + } +} + #ifdef CONFIG_KGDB_KDB void kdb_dump_stack_on_cpu(int cpu) { diff --git a/kernel/debug/kdb/kdb_private.h b/kernel/debug/kdb/kdb_private.h index a4281fb99299..81874213b0fe 100644 --- a/kernel/debug/kdb/kdb_private.h +++ b/kernel/debug/kdb/kdb_private.h @@ -230,7 +230,7 @@ extern struct task_struct *kdb_curr_task(int); #define kdb_task_has_cpu(p) (task_curr(p)) -#define GFP_KDB (in_interrupt() ? GFP_ATOMIC : GFP_KERNEL) +#define GFP_KDB (in_dbg_master() ? GFP_ATOMIC : GFP_KERNEL) extern void *debug_kmalloc(size_t size, gfp_t flags); extern void debug_kfree(void *); diff --git a/kernel/entry/common.c b/kernel/entry/common.c index e9e2df3f3f9e..e289e6773292 100644 --- a/kernel/entry/common.c +++ b/kernel/entry/common.c @@ -397,3 +397,39 @@ noinstr void irqentry_exit(struct pt_regs *regs, irqentry_state_t state) rcu_irq_exit(); } } + +irqentry_state_t noinstr irqentry_nmi_enter(struct pt_regs *regs) +{ + irqentry_state_t irq_state; + + irq_state.lockdep = lockdep_hardirqs_enabled(); + + __nmi_enter(); + lockdep_hardirqs_off(CALLER_ADDR0); + lockdep_hardirq_enter(); + rcu_nmi_enter(); + + instrumentation_begin(); + trace_hardirqs_off_finish(); + ftrace_nmi_enter(); + instrumentation_end(); + + return irq_state; +} + +void noinstr irqentry_nmi_exit(struct pt_regs *regs, irqentry_state_t irq_state) +{ + instrumentation_begin(); + ftrace_nmi_exit(); + if (irq_state.lockdep) { + trace_hardirqs_on_prepare(); + lockdep_hardirqs_on_prepare(CALLER_ADDR0); + } + instrumentation_end(); + + rcu_nmi_exit(); + lockdep_hardirq_exit(); + if (irq_state.lockdep) + lockdep_hardirqs_on(CALLER_ADDR0); + __nmi_exit(); +} diff --git a/kernel/events/core.c b/kernel/events/core.c index 2ec5b55c1fb9..3c0d248d2189 100644 --- a/kernel/events/core.c +++ b/kernel/events/core.c @@ -383,6 +383,7 @@ static DEFINE_MUTEX(perf_sched_mutex); static atomic_t perf_sched_count; static DEFINE_PER_CPU(atomic_t, perf_cgroup_events); +static DEFINE_PER_CPU(int, perf_sched_cb_usages); static DEFINE_PER_CPU(struct pmu_event_list, pmu_sb_events); static atomic_t nr_mmap_events __read_mostly; @@ -3466,11 +3467,16 @@ unlock: } } +static DEFINE_PER_CPU(struct list_head, sched_cb_list); + void perf_sched_cb_dec(struct pmu *pmu) { struct perf_cpu_context *cpuctx = this_cpu_ptr(pmu->pmu_cpu_context); - --cpuctx->sched_cb_usage; + this_cpu_dec(perf_sched_cb_usages); + + if (!--cpuctx->sched_cb_usage) + list_del(&cpuctx->sched_cb_entry); } @@ -3478,7 +3484,10 @@ void perf_sched_cb_inc(struct pmu *pmu) { struct perf_cpu_context *cpuctx = this_cpu_ptr(pmu->pmu_cpu_context); - cpuctx->sched_cb_usage++; + if (!cpuctx->sched_cb_usage++) + list_add(&cpuctx->sched_cb_entry, this_cpu_ptr(&sched_cb_list)); + + this_cpu_inc(perf_sched_cb_usages); } /* @@ -3507,6 +3516,24 @@ static void __perf_pmu_sched_task(struct perf_cpu_context *cpuctx, bool sched_in perf_ctx_unlock(cpuctx, cpuctx->task_ctx); } +static void perf_pmu_sched_task(struct task_struct *prev, + struct task_struct *next, + bool sched_in) +{ + struct perf_cpu_context *cpuctx; + + if (prev == next) + return; + + list_for_each_entry(cpuctx, this_cpu_ptr(&sched_cb_list), sched_cb_entry) { + /* will be handled in perf_event_context_sched_in/out */ + if (cpuctx->task_ctx) + continue; + + __perf_pmu_sched_task(cpuctx, sched_in); + } +} + static void perf_event_switch(struct task_struct *task, struct task_struct *next_prev, bool sched_in); @@ -3529,6 +3556,9 @@ void __perf_event_task_sched_out(struct task_struct *task, { int ctxn; + if (__this_cpu_read(perf_sched_cb_usages)) + perf_pmu_sched_task(task, next, false); + if (atomic_read(&nr_switch_events)) perf_event_switch(task, next, false); @@ -3837,6 +3867,9 @@ void __perf_event_task_sched_in(struct task_struct *prev, if (atomic_read(&nr_switch_events)) perf_event_switch(task, prev, true); + + if (__this_cpu_read(perf_sched_cb_usages)) + perf_pmu_sched_task(prev, task, true); } static u64 perf_calculate_period(struct perf_event *event, u64 nsec, u64 count) @@ -4662,7 +4695,7 @@ static void unaccount_event(struct perf_event *event) if (event->parent) return; - if (event->attach_state & PERF_ATTACH_TASK) + if (event->attach_state & (PERF_ATTACH_TASK | PERF_ATTACH_SCHED_CB)) dec = true; if (event->attr.mmap || event->attr.mmap_data) atomic_dec(&nr_mmap_events); @@ -11057,7 +11090,7 @@ static void account_event(struct perf_event *event) if (event->parent) return; - if (event->attach_state & PERF_ATTACH_TASK) + if (event->attach_state & (PERF_ATTACH_TASK | PERF_ATTACH_SCHED_CB)) inc = true; if (event->attr.mmap || event->attr.mmap_data) atomic_inc(&nr_mmap_events); @@ -12849,6 +12882,7 @@ static void __init perf_event_init_all_cpus(void) #ifdef CONFIG_CGROUP_PERF INIT_LIST_HEAD(&per_cpu(cgrp_cpuctx_list, cpu)); #endif + INIT_LIST_HEAD(&per_cpu(sched_cb_list, cpu)); } } diff --git a/kernel/exit.c b/kernel/exit.c index d13d67fc5f4e..f61ac326daab 100644 --- a/kernel/exit.c +++ b/kernel/exit.c @@ -68,6 +68,7 @@ #include #include #include +#include static void __unhash_process(struct task_struct *p, bool group_dead) { @@ -484,6 +485,7 @@ static void exit_mm(void) enter_lazy_tlb(mm, current); task_unlock(current); mm_update_next_owner(mm); + trace_android_vh_exit_mm(mm); mmput(mm); if (test_thread_flag(TIF_MEMDIE)) exit_oom_victim(); diff --git a/kernel/futex.c b/kernel/futex.c index 78287f22be08..e71fa668d514 100644 --- a/kernel/futex.c +++ b/kernel/futex.c @@ -2734,14 +2734,13 @@ retry: goto out; restart = ¤t->restart_block; - restart->fn = futex_wait_restart; restart->futex.uaddr = uaddr; restart->futex.val = val; restart->futex.time = *abs_time; restart->futex.bitset = bitset; restart->futex.flags = flags | FLAGS_HAS_TIMEOUT; - ret = -ERESTART_RESTARTBLOCK; + ret = set_restart_fn(restart, futex_wait_restart); out: if (to) { diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c index c460e0496006..79dc02b956dc 100644 --- a/kernel/irq/manage.c +++ b/kernel/irq/manage.c @@ -1072,11 +1072,15 @@ irq_forced_thread_fn(struct irq_desc *desc, struct irqaction *action) irqreturn_t ret; local_bh_disable(); + if (!IS_ENABLED(CONFIG_PREEMPT_RT)) + local_irq_disable(); ret = action->thread_fn(action->irq, action->dev_id); if (ret == IRQ_HANDLED) atomic_inc(&desc->threads_handled); irq_finalize_oneshot(desc, action); + if (!IS_ENABLED(CONFIG_PREEMPT_RT)) + local_irq_enable(); local_bh_enable(); return ret; } diff --git a/kernel/jump_label.c b/kernel/jump_label.c index 015ef903ce8c..a0c325664190 100644 --- a/kernel/jump_label.c +++ b/kernel/jump_label.c @@ -407,6 +407,14 @@ static bool jump_label_can_update(struct jump_entry *entry, bool init) return false; if (!kernel_text_address(jump_entry_code(entry))) { + /* + * This skips patching built-in __exit, which + * is part of init_section_contains() but is + * not part of kernel_text_address(). + * + * Skipping built-in __exit is fine since it + * will never be executed. + */ WARN_ONCE(!jump_entry_is_init(entry), "can't patch jump_label at %pS", (void *)jump_entry_code(entry)); diff --git a/kernel/kcsan/core.c b/kernel/kcsan/core.c index 3994a217bde7..3bf98db9c702 100644 --- a/kernel/kcsan/core.c +++ b/kernel/kcsan/core.c @@ -12,7 +12,6 @@ #include #include #include -#include #include #include @@ -101,7 +100,7 @@ static atomic_long_t watchpoints[CONFIG_KCSAN_NUM_WATCHPOINTS + NUM_SLOTS-1]; static DEFINE_PER_CPU(long, kcsan_skip); /* For kcsan_prandom_u32_max(). */ -static DEFINE_PER_CPU(struct rnd_state, kcsan_rand_state); +static DEFINE_PER_CPU(u32, kcsan_rand_state); static __always_inline atomic_long_t *find_watchpoint(unsigned long addr, size_t size, @@ -275,20 +274,17 @@ should_watch(const volatile void *ptr, size_t size, int type, struct kcsan_ctx * } /* - * Returns a pseudo-random number in interval [0, ep_ro). See prandom_u32_max() - * for more details. - * - * The open-coded version here is using only safe primitives for all contexts - * where we can have KCSAN instrumentation. In particular, we cannot use - * prandom_u32() directly, as its tracepoint could cause recursion. + * Returns a pseudo-random number in interval [0, ep_ro). Simple linear + * congruential generator, using constants from "Numerical Recipes". */ static u32 kcsan_prandom_u32_max(u32 ep_ro) { - struct rnd_state *state = &get_cpu_var(kcsan_rand_state); - const u32 res = prandom_u32_state(state); + u32 state = this_cpu_read(kcsan_rand_state); - put_cpu_var(kcsan_rand_state); - return (u32)(((u64) res * ep_ro) >> 32); + state = 1664525 * state + 1013904223; + this_cpu_write(kcsan_rand_state, state); + + return state % ep_ro; } static inline void reset_kcsan_skip(void) @@ -639,10 +635,14 @@ static __always_inline void check_access(const volatile void *ptr, size_t size, void __init kcsan_init(void) { + int cpu; + BUG_ON(!in_task()); kcsan_debugfs_init(); - prandom_seed_full_state(&kcsan_rand_state); + + for_each_possible_cpu(cpu) + per_cpu(kcsan_rand_state, cpu) = (u32)get_cycles(); /* * We are in the init task, and no other tasks should be running; diff --git a/kernel/kexec_file.c b/kernel/kexec_file.c index e21f6b9234f7..7825adcc5efc 100644 --- a/kernel/kexec_file.c +++ b/kernel/kexec_file.c @@ -166,6 +166,11 @@ void kimage_file_post_load_cleanup(struct kimage *image) vfree(pi->sechdrs); pi->sechdrs = NULL; +#ifdef CONFIG_IMA_KEXEC + vfree(image->ima_buffer); + image->ima_buffer = NULL; +#endif /* CONFIG_IMA_KEXEC */ + /* See if architecture has anything to cleanup post load */ arch_kimage_file_post_load_cleanup(image); diff --git a/kernel/kprobes.c b/kernel/kprobes.c index 911c77ef5bbc..f590e9ff3706 100644 --- a/kernel/kprobes.c +++ b/kernel/kprobes.c @@ -871,7 +871,6 @@ out: cpus_read_unlock(); } -#ifdef CONFIG_SYSCTL static void optimize_all_kprobes(void) { struct hlist_head *head; @@ -897,6 +896,7 @@ out: mutex_unlock(&kprobe_mutex); } +#ifdef CONFIG_SYSCTL static void unoptimize_all_kprobes(void) { struct hlist_head *head; @@ -2627,18 +2627,14 @@ static int __init init_kprobes(void) } } -#if defined(CONFIG_OPTPROBES) -#if defined(__ARCH_WANT_KPROBES_INSN_SLOT) - /* Init kprobe_optinsn_slots */ - kprobe_optinsn_slots.insn_size = MAX_OPTINSN_SIZE; -#endif - /* By default, kprobes can be optimized */ - kprobes_allow_optimization = true; -#endif - /* By default, kprobes are armed */ kprobes_all_disarmed = false; +#if defined(CONFIG_OPTPROBES) && defined(__ARCH_WANT_KPROBES_INSN_SLOT) + /* Init kprobe_optinsn_slots for allocation */ + kprobe_optinsn_slots.insn_size = MAX_OPTINSN_SIZE; +#endif + err = arch_init_kprobes(); if (!err) err = register_die_notifier(&kprobe_exceptions_nb); @@ -2653,6 +2649,21 @@ static int __init init_kprobes(void) } early_initcall(init_kprobes); +#if defined(CONFIG_OPTPROBES) +static int __init init_optprobes(void) +{ + /* + * Enable kprobe optimization - this kicks the optimizer which + * depends on synchronize_rcu_tasks() and ksoftirqd, that is + * not spawned in early initcall. So delay the optimization. + */ + optimize_all_kprobes(); + + return 0; +} +subsys_initcall(init_optprobes); +#endif + #ifdef CONFIG_DEBUG_FS static void report_probe(struct seq_file *pi, struct kprobe *p, const char *sym, int offset, char *modname, struct kprobe *pp) diff --git a/kernel/locking/lockdep.c b/kernel/locking/lockdep.c index bdaf4829098c..780012eb2f3f 100644 --- a/kernel/locking/lockdep.c +++ b/kernel/locking/lockdep.c @@ -3707,7 +3707,7 @@ static void print_usage_bug(struct task_struct *curr, struct held_lock *this, enum lock_usage_bit prev_bit, enum lock_usage_bit new_bit) { - if (!debug_locks_off_graph_unlock() || debug_locks_silent) + if (!debug_locks_off() || debug_locks_silent) return; pr_warn("\n"); @@ -3748,6 +3748,7 @@ valid_state(struct task_struct *curr, struct held_lock *this, enum lock_usage_bit new_bit, enum lock_usage_bit bad_bit) { if (unlikely(hlock_class(this)->usage_mask & (1 << bad_bit))) { + graph_unlock(); print_usage_bug(curr, this, bad_bit, new_bit); return 0; } diff --git a/kernel/locking/mutex.c b/kernel/locking/mutex.c index 0a4a3772fdca..c03db845cd6c 100644 --- a/kernel/locking/mutex.c +++ b/kernel/locking/mutex.c @@ -210,9 +210,12 @@ static void __sched __mutex_add_waiter(struct mutex *lock, struct mutex_waiter *waiter, struct list_head *list) { + bool already_on_list = false; debug_mutex_add_waiter(lock, waiter, current); - list_add_tail(&waiter->list, list); + trace_android_vh_alter_mutex_list_add(lock, waiter, list, &already_on_list); + if (!already_on_list) + list_add_tail(&waiter->list, list); if (__mutex_waiter_is_first(lock, waiter)) __mutex_set_flag(lock, MUTEX_FLAG_WAITERS); } @@ -1280,6 +1283,7 @@ static noinline void __sched __mutex_unlock_slowpath(struct mutex *lock, unsigne if (owner & MUTEX_FLAG_HANDOFF) __mutex_handoff(lock, next); + trace_android_vh_mutex_unlock_slowpath(lock); spin_unlock(&lock->wait_lock); wake_up_q(&wake_q); diff --git a/kernel/locking/rwsem.c b/kernel/locking/rwsem.c index ee978191423d..e0505b9b8a31 100644 --- a/kernel/locking/rwsem.c +++ b/kernel/locking/rwsem.c @@ -1313,6 +1313,7 @@ static struct rw_semaphore *rwsem_wake(struct rw_semaphore *sem, long count) if (!list_empty(&sem->wait_list)) rwsem_mark_wake(sem, RWSEM_WAKE_ANY, &wake_q); + trace_android_vh_rwsem_wake_finish(sem); raw_spin_unlock_irqrestore(&sem->wait_lock, flags); wake_up_q(&wake_q); diff --git a/kernel/module.c b/kernel/module.c index 30deb2399dca..837fb1a82699 100644 --- a/kernel/module.c +++ b/kernel/module.c @@ -63,6 +63,10 @@ #define CREATE_TRACE_POINTS #include +#undef CREATE_TRACE_POINTS +#include +#include + #ifndef ARCH_SHF_SMALL #define ARCH_SHF_SMALL 0 #endif @@ -2257,6 +2261,10 @@ static void free_module(struct module *mod) /* This may be empty, but that's OK */ module_arch_freeing_init(mod); + trace_android_vh_set_memory_rw((unsigned long)mod->init_layout.base, + (mod->init_layout.size)>>PAGE_SHIFT); + trace_android_vh_set_memory_nx((unsigned long)mod->init_layout.base, + (mod->init_layout.size)>>PAGE_SHIFT); module_memfree(mod->init_layout.base); kfree(mod->args); percpu_modfree(mod); @@ -2265,6 +2273,10 @@ static void free_module(struct module *mod) lockdep_free_key_range(mod->core_layout.base, mod->core_layout.size); /* Finally, free the core (containing the module structure) */ + trace_android_vh_set_memory_rw((unsigned long)mod->core_layout.base, + (mod->core_layout.size)>>PAGE_SHIFT); + trace_android_vh_set_memory_nx((unsigned long)mod->core_layout.base, + (mod->core_layout.size)>>PAGE_SHIFT); module_memfree(mod->core_layout.base); } @@ -2322,6 +2334,21 @@ static int verify_exported_symbols(struct module *mod) return 0; } +static bool ignore_undef_symbol(Elf_Half emachine, const char *name) +{ + /* + * On x86, PIC code and Clang non-PIC code may have call foo@PLT. GNU as + * before 2.37 produces an unreferenced _GLOBAL_OFFSET_TABLE_ on x86-64. + * i386 has a similar problem but may not deserve a fix. + * + * If we ever have to ignore many symbols, consider refactoring the code to + * only warn if referenced by a relocation. + */ + if (emachine == EM_386 || emachine == EM_X86_64) + return !strcmp(name, "_GLOBAL_OFFSET_TABLE_"); + return false; +} + /* Change all symbols so that st_value encodes the pointer directly. */ static int simplify_symbols(struct module *mod, const struct load_info *info) { @@ -2367,8 +2394,10 @@ static int simplify_symbols(struct module *mod, const struct load_info *info) break; } - /* Ok if weak. */ - if (!ksym && ELF_ST_BIND(sym[i].st_info) == STB_WEAK) + /* Ok if weak or ignored. */ + if (!ksym && + (ELF_ST_BIND(sym[i].st_info) == STB_WEAK || + ignore_undef_symbol(info->hdr->e_machine, name))) break; ret = PTR_ERR(ksym) ?: -ENOENT; @@ -2912,20 +2941,14 @@ static int module_sig_check(struct load_info *info, int flags) * enforcing, certain errors are non-fatal. */ case -ENODATA: - reason = "Loading of unsigned module"; - goto decide; + reason = "unsigned module"; + break; case -ENOPKG: - reason = "Loading of module with unsupported crypto"; - goto decide; + reason = "module with unsupported crypto"; + break; case -ENOKEY: - reason = "Loading of module with unavailable key"; - decide: - if (is_module_sig_enforced()) { - pr_notice("%s: %s is rejected\n", info->name, reason); - return -EKEYREJECTED; - } - - return security_locked_down(LOCKDOWN_MODULE_SIGNATURE); + reason = "module with unavailable key"; + break; /* All other errors are fatal, including nomem, unparseable * signatures and signature check failures - even if signatures @@ -2934,6 +2957,13 @@ static int module_sig_check(struct load_info *info, int flags) default: return err; } + + if (is_module_sig_enforced()) { + pr_notice("Loading of %s is rejected\n", reason); + return -EKEYREJECTED; + } + + return security_locked_down(LOCKDOWN_MODULE_SIGNATURE); } #else /* !CONFIG_MODULE_SIG */ static int module_sig_check(struct load_info *info, int flags) @@ -2942,9 +2972,33 @@ static int module_sig_check(struct load_info *info, int flags) } #endif /* !CONFIG_MODULE_SIG */ -/* Sanity checks against invalid binaries, wrong arch, weird elf version. */ -static int elf_header_check(struct load_info *info) +static int validate_section_offset(struct load_info *info, Elf_Shdr *shdr) { + unsigned long secend; + + /* + * Check for both overflow and offset/size being + * too large. + */ + secend = shdr->sh_offset + shdr->sh_size; + if (secend < shdr->sh_offset || secend > info->len) + return -ENOEXEC; + + return 0; +} + +/* + * Sanity checks against invalid binaries, wrong arch, weird elf version. + * + * Also do basic validity checks against section offsets and sizes, the + * section name string table, and the indices used for it (sh_name). + */ +static int elf_validity_check(struct load_info *info) +{ + unsigned int i; + Elf_Shdr *shdr, *strhdr; + int err; + if (info->len < sizeof(*(info->hdr))) return -ENOEXEC; @@ -2954,11 +3008,78 @@ static int elf_header_check(struct load_info *info) || info->hdr->e_shentsize != sizeof(Elf_Shdr)) return -ENOEXEC; + /* + * e_shnum is 16 bits, and sizeof(Elf_Shdr) is + * known and small. So e_shnum * sizeof(Elf_Shdr) + * will not overflow unsigned long on any platform. + */ if (info->hdr->e_shoff >= info->len || (info->hdr->e_shnum * sizeof(Elf_Shdr) > info->len - info->hdr->e_shoff)) return -ENOEXEC; + info->sechdrs = (void *)info->hdr + info->hdr->e_shoff; + + /* + * Verify if the section name table index is valid. + */ + if (info->hdr->e_shstrndx == SHN_UNDEF + || info->hdr->e_shstrndx >= info->hdr->e_shnum) + return -ENOEXEC; + + strhdr = &info->sechdrs[info->hdr->e_shstrndx]; + err = validate_section_offset(info, strhdr); + if (err < 0) + return err; + + /* + * The section name table must be NUL-terminated, as required + * by the spec. This makes strcmp and pr_* calls that access + * strings in the section safe. + */ + info->secstrings = (void *)info->hdr + strhdr->sh_offset; + if (info->secstrings[strhdr->sh_size - 1] != '\0') + return -ENOEXEC; + + /* + * The code assumes that section 0 has a length of zero and + * an addr of zero, so check for it. + */ + if (info->sechdrs[0].sh_type != SHT_NULL + || info->sechdrs[0].sh_size != 0 + || info->sechdrs[0].sh_addr != 0) + return -ENOEXEC; + + for (i = 1; i < info->hdr->e_shnum; i++) { + shdr = &info->sechdrs[i]; + switch (shdr->sh_type) { + case SHT_NULL: + case SHT_NOBITS: + continue; + case SHT_SYMTAB: + if (shdr->sh_link == SHN_UNDEF + || shdr->sh_link >= info->hdr->e_shnum) + return -ENOEXEC; + fallthrough; + default: + err = validate_section_offset(info, shdr); + if (err < 0) { + pr_err("Invalid ELF section in module (section %u type %u)\n", + i, shdr->sh_type); + return err; + } + + if (shdr->sh_flags & SHF_ALLOC) { + if (shdr->sh_name >= strhdr->sh_size) { + pr_err("Invalid ELF section name in module (section %u type %u)\n", + i, shdr->sh_type); + return -ENOEXEC; + } + } + break; + } + } + return 0; } @@ -3060,11 +3181,6 @@ static int rewrite_section_headers(struct load_info *info, int flags) for (i = 1; i < info->hdr->e_shnum; i++) { Elf_Shdr *shdr = &info->sechdrs[i]; - if (shdr->sh_type != SHT_NOBITS - && info->len < shdr->sh_offset + shdr->sh_size) { - pr_err("Module len %lu truncated\n", info->len); - return -ENOEXEC; - } /* Mark all sections sh_addr with their address in the temporary image. */ @@ -3096,11 +3212,6 @@ static int setup_load_info(struct load_info *info, int flags) { unsigned int i; - /* Set up the convenience variables */ - info->sechdrs = (void *)info->hdr + info->hdr->e_shoff; - info->secstrings = (void *)info->hdr - + info->sechdrs[info->hdr->e_shstrndx].sh_offset; - /* Try to find a name early so we can log errors with a module name */ info->index.info = find_sec(info, ".modinfo"); if (info->index.info) @@ -3520,7 +3631,15 @@ static void module_deallocate(struct module *mod, struct load_info *info) { percpu_modfree(mod); module_arch_freeing_init(mod); + trace_android_vh_set_memory_rw((unsigned long)mod->init_layout.base, + (mod->init_layout.size)>>PAGE_SHIFT); + trace_android_vh_set_memory_nx((unsigned long)mod->init_layout.base, + (mod->init_layout.size)>>PAGE_SHIFT); module_memfree(mod->init_layout.base); + trace_android_vh_set_memory_rw((unsigned long)mod->core_layout.base, + (mod->core_layout.size)>>PAGE_SHIFT); + trace_android_vh_set_memory_nx((unsigned long)mod->core_layout.base, + (mod->core_layout.size)>>PAGE_SHIFT); module_memfree(mod->core_layout.base); } @@ -3678,8 +3797,13 @@ static noinline int do_init_module(struct module *mod) rcu_assign_pointer(mod->kallsyms, &mod->core_kallsyms); #endif module_enable_ro(mod, true); + trace_android_vh_set_module_permit_after_init(mod); mod_tree_remove_init(mod); module_arch_freeing_init(mod); + trace_android_vh_set_memory_rw((unsigned long)mod->init_layout.base, + (mod->init_layout.size)>>PAGE_SHIFT); + trace_android_vh_set_memory_nx((unsigned long)mod->init_layout.base, + (mod->init_layout.size)>>PAGE_SHIFT); mod->init_layout.base = NULL; mod->init_layout.size = 0; mod->init_layout.ro_size = 0; @@ -3786,6 +3910,7 @@ static int complete_formation(struct module *mod, struct load_info *info) module_enable_ro(mod, false); module_enable_nx(mod); module_enable_x(mod); + trace_android_vh_set_module_permit_before_init(mod); /* Mark state as coming so strong_try_module_get() ignores us, * but kallsyms etc. can see us. */ @@ -3846,26 +3971,50 @@ static int load_module(struct load_info *info, const char __user *uargs, long err = 0; char *after_dashes; - err = elf_header_check(info); + /* + * Do the signature check (if any) first. All that + * the signature check needs is info->len, it does + * not need any of the section info. That can be + * set up later. This will minimize the chances + * of a corrupt module causing problems before + * we even get to the signature check. + * + * The check will also adjust info->len by stripping + * off the sig length at the end of the module, making + * checks against info->len more correct. + */ + err = module_sig_check(info, flags); + if (err) + goto free_copy; + + /* + * Do basic sanity checks against the ELF header and + * sections. + */ + err = elf_validity_check(info); if (err) { - pr_err("Module has invalid ELF header\n"); + pr_err("Module has invalid ELF structures\n"); goto free_copy; } + /* + * Everything checks out, so set up the section info + * in the info structure. + */ err = setup_load_info(info, flags); if (err) goto free_copy; + /* + * Now that we know we have the correct module name, check + * if it's blacklisted. + */ if (blacklisted(info->name)) { err = -EPERM; pr_err("Module %s is blacklisted\n", info->name); goto free_copy; } - err = module_sig_check(info, flags); - if (err) - goto free_copy; - err = rewrite_section_headers(info, flags); if (err) goto free_copy; diff --git a/kernel/module_signature.c b/kernel/module_signature.c index 4224a1086b7d..00132d12487c 100644 --- a/kernel/module_signature.c +++ b/kernel/module_signature.c @@ -25,7 +25,7 @@ int mod_check_sig(const struct module_signature *ms, size_t file_len, return -EBADMSG; if (ms->id_type != PKEY_ID_PKCS7) { - pr_err("%s: Module is not signed with expected PKCS#7 message\n", + pr_err("%s: not signed with expected PKCS#7 message\n", name); return -ENOPKG; } diff --git a/kernel/module_signing.c b/kernel/module_signing.c index 9d9fc678c91d..8723ae70ea1f 100644 --- a/kernel/module_signing.c +++ b/kernel/module_signing.c @@ -30,7 +30,7 @@ int mod_verify_sig(const void *mod, struct load_info *info) memcpy(&ms, mod + (modlen - sizeof(ms)), sizeof(ms)); - ret = mod_check_sig(&ms, modlen, info->name); + ret = mod_check_sig(&ms, modlen, "module"); if (ret) return ret; diff --git a/kernel/power/hibernate.c b/kernel/power/hibernate.c index 2fc7d509a34f..da0b41914177 100644 --- a/kernel/power/hibernate.c +++ b/kernel/power/hibernate.c @@ -326,7 +326,7 @@ static int create_image(int platform_mode) if (!in_suspend) { events_check_enabled = false; - clear_free_pages(); + clear_or_poison_free_pages(); } platform_leave(platform_mode); diff --git a/kernel/power/power.h b/kernel/power/power.h index 24f12d534515..778bf431ec02 100644 --- a/kernel/power/power.h +++ b/kernel/power/power.h @@ -106,7 +106,7 @@ extern int create_basic_memory_bitmaps(void); extern void free_basic_memory_bitmaps(void); extern int hibernate_preallocate_memory(void); -extern void clear_free_pages(void); +extern void clear_or_poison_free_pages(void); /** * Auxiliary structure used for reading the snapshot image data and diff --git a/kernel/power/snapshot.c b/kernel/power/snapshot.c index 46b1804c1ddf..a3491b29c5cc 100644 --- a/kernel/power/snapshot.c +++ b/kernel/power/snapshot.c @@ -1144,7 +1144,15 @@ void free_basic_memory_bitmaps(void) pr_debug("Basic memory bitmaps freed\n"); } -void clear_free_pages(void) +static void clear_or_poison_free_page(struct page *page) +{ + if (page_poisoning_enabled_static()) + __kernel_poison_pages(page, 1); + else if (want_init_on_free()) + clear_highpage(page); +} + +void clear_or_poison_free_pages(void) { struct memory_bitmap *bm = free_pages_map; unsigned long pfn; @@ -1152,12 +1160,12 @@ void clear_free_pages(void) if (WARN_ON(!(free_pages_map))) return; - if (IS_ENABLED(CONFIG_PAGE_POISONING_ZERO) || want_init_on_free()) { + if (page_poisoning_enabled() || want_init_on_free()) { memory_bm_position_reset(bm); pfn = memory_bm_next_pfn(bm); while (pfn != BM_END_OF_MAP) { if (pfn_valid(pfn)) - clear_highpage(pfn_to_page(pfn)); + clear_or_poison_free_page(pfn_to_page(pfn)); pfn = memory_bm_next_pfn(bm); } diff --git a/kernel/printk/printk_safe.c b/kernel/printk/printk_safe.c index a0e6f746de6c..2e9e3ed7d63e 100644 --- a/kernel/printk/printk_safe.c +++ b/kernel/printk/printk_safe.c @@ -45,6 +45,8 @@ struct printk_safe_seq_buf { static DEFINE_PER_CPU(struct printk_safe_seq_buf, safe_print_seq); static DEFINE_PER_CPU(int, printk_context); +static DEFINE_RAW_SPINLOCK(safe_read_lock); + #ifdef CONFIG_PRINTK_NMI static DEFINE_PER_CPU(struct printk_safe_seq_buf, nmi_print_seq); #endif @@ -180,8 +182,6 @@ static void report_message_lost(struct printk_safe_seq_buf *s) */ static void __printk_safe_flush(struct irq_work *work) { - static raw_spinlock_t read_lock = - __RAW_SPIN_LOCK_INITIALIZER(read_lock); struct printk_safe_seq_buf *s = container_of(work, struct printk_safe_seq_buf, work); unsigned long flags; @@ -195,7 +195,7 @@ static void __printk_safe_flush(struct irq_work *work) * different CPUs. This is especially important when printing * a backtrace. */ - raw_spin_lock_irqsave(&read_lock, flags); + raw_spin_lock_irqsave(&safe_read_lock, flags); i = 0; more: @@ -232,7 +232,7 @@ more: out: report_message_lost(s); - raw_spin_unlock_irqrestore(&read_lock, flags); + raw_spin_unlock_irqrestore(&safe_read_lock, flags); } /** @@ -278,6 +278,14 @@ void printk_safe_flush_on_panic(void) raw_spin_lock_init(&logbuf_lock); } + if (raw_spin_is_locked(&safe_read_lock)) { + if (num_online_cpus() > 1) + return; + + debug_locks_off(); + raw_spin_lock_init(&safe_read_lock); + } + printk_safe_flush(); } diff --git a/kernel/rcu/tree.c b/kernel/rcu/tree.c index 593df7edfe97..5dc36c6e80fd 100644 --- a/kernel/rcu/tree.c +++ b/kernel/rcu/tree.c @@ -636,7 +636,6 @@ static noinstr void rcu_eqs_enter(bool user) trace_rcu_dyntick(TPS("Start"), rdp->dynticks_nesting, 0, atomic_read(&rdp->dynticks)); WARN_ON_ONCE(IS_ENABLED(CONFIG_RCU_EQS_DEBUG) && !user && !is_idle_task(current)); rdp = this_cpu_ptr(&rcu_data); - do_nocb_deferred_wakeup(rdp); rcu_prepare_for_idle(); rcu_preempt_deferred_qs(current); @@ -683,7 +682,14 @@ EXPORT_SYMBOL_GPL(rcu_idle_enter); */ noinstr void rcu_user_enter(void) { + struct rcu_data *rdp = this_cpu_ptr(&rcu_data); + lockdep_assert_irqs_disabled(); + + instrumentation_begin(); + do_nocb_deferred_wakeup(rdp); + instrumentation_end(); + rcu_eqs_enter(true); } #endif /* CONFIG_NO_HZ_FULL */ diff --git a/kernel/rcu/tree_exp.h b/kernel/rcu/tree_exp.h index 8760b6ead770..6e1ac5b41f69 100644 --- a/kernel/rcu/tree_exp.h +++ b/kernel/rcu/tree_exp.h @@ -521,6 +521,7 @@ static void synchronize_rcu_expedited_wait(void) if (rcu_stall_is_suppressed()) continue; panic_on_rcu_stall(); + trace_rcu_stall_warning(rcu_state.name, TPS("ExpeditedStall")); pr_err("INFO: %s detected expedited stalls on CPUs/tasks: {", rcu_state.name); ndetected = 0; diff --git a/kernel/rcu/tree_plugin.h b/kernel/rcu/tree_plugin.h index fd8a52e9a887..7d4f78bf4057 100644 --- a/kernel/rcu/tree_plugin.h +++ b/kernel/rcu/tree_plugin.h @@ -2187,6 +2187,11 @@ static void do_nocb_deferred_wakeup(struct rcu_data *rdp) do_nocb_deferred_wakeup_common(rdp); } +void rcu_nocb_flush_deferred_wakeup(void) +{ + do_nocb_deferred_wakeup(this_cpu_ptr(&rcu_data)); +} + void __init rcu_init_nohz(void) { int cpu; diff --git a/kernel/rcu/tree_stall.h b/kernel/rcu/tree_stall.h index ca21d28a0f98..acaafcfc3cbf 100644 --- a/kernel/rcu/tree_stall.h +++ b/kernel/rcu/tree_stall.h @@ -482,6 +482,7 @@ static void print_other_cpu_stall(unsigned long gp_seq, unsigned long gps) * See Documentation/RCU/stallwarn.rst for info on how to debug * RCU CPU stall warnings. */ + trace_rcu_stall_warning(rcu_state.name, TPS("StallDetected")); pr_err("INFO: %s detected stalls on CPUs/tasks:\n", rcu_state.name); rcu_for_each_leaf_node(rnp) { raw_spin_lock_irqsave_rcu_node(rnp, flags); @@ -548,6 +549,7 @@ static void print_cpu_stall(unsigned long gps) * See Documentation/RCU/stallwarn.rst for info on how to debug * RCU CPU stall warnings. */ + trace_rcu_stall_warning(rcu_state.name, TPS("SelfDetected")); pr_err("INFO: %s self-detected stall on CPU\n", rcu_state.name); raw_spin_lock_irqsave_rcu_node(rdp->mynode, flags); print_cpu_stall_info(smp_processor_id()); diff --git a/kernel/sched/core.c b/kernel/sched/core.c index ba254b802ca0..9f8547b78fca 100644 --- a/kernel/sched/core.c +++ b/kernel/sched/core.c @@ -45,8 +45,6 @@ EXPORT_TRACEPOINT_SYMBOL_GPL(sched_util_est_cfs_tp); EXPORT_TRACEPOINT_SYMBOL_GPL(sched_util_est_se_tp); EXPORT_TRACEPOINT_SYMBOL_GPL(sched_update_nr_running_tp); EXPORT_TRACEPOINT_SYMBOL_GPL(sched_switch); -EXPORT_TRACEPOINT_SYMBOL_GPL(sugov_next_freq_tp); -EXPORT_TRACEPOINT_SYMBOL_GPL(sugov_util_update_tp); DEFINE_PER_CPU_SHARED_ALIGNED(struct rq, runqueues); EXPORT_SYMBOL_GPL(runqueues); @@ -374,8 +372,9 @@ static enum hrtimer_restart hrtick(struct hrtimer *timer) static void __hrtick_restart(struct rq *rq) { struct hrtimer *timer = &rq->hrtick_timer; + ktime_t time = rq->hrtick_time; - hrtimer_start_expires(timer, HRTIMER_MODE_ABS_PINNED_HARD); + hrtimer_start(timer, time, HRTIMER_MODE_ABS_PINNED_HARD); } /* @@ -399,7 +398,6 @@ static void __hrtick_start(void *arg) void hrtick_start(struct rq *rq, u64 delay) { struct hrtimer *timer = &rq->hrtick_timer; - ktime_t time; s64 delta; /* @@ -407,9 +405,7 @@ void hrtick_start(struct rq *rq, u64 delay) * doesn't make sense and can cause timer DoS. */ delta = max_t(s64, delay, 10000LL); - time = ktime_add_ns(timer->base->get_time(), delta); - - hrtimer_set_expires(timer, time); + rq->hrtick_time = ktime_add_ns(timer->base->get_time(), delta); if (rq == this_rq()) __hrtick_restart(rq); @@ -1132,6 +1128,12 @@ uclamp_eff_get(struct task_struct *p, enum uclamp_id clamp_id) { struct uclamp_se uc_req = uclamp_tg_restrict(p, clamp_id); struct uclamp_se uc_max = uclamp_default[clamp_id]; + struct uclamp_se uc_eff; + int ret = 0; + + trace_android_rvh_uclamp_eff_get(p, clamp_id, &uc_max, &uc_eff, &ret); + if (ret) + return uc_eff; /* System default restrictions always apply */ if (unlikely(uc_req.value > uc_max.value)) @@ -1144,12 +1146,6 @@ unsigned long uclamp_eff_value(struct task_struct *p, enum uclamp_id clamp_id) { struct uclamp_se uc_eff; - unsigned long ret = ULONG_MAX; - - trace_android_rvh_uclamp_eff_value(p, clamp_id, &uclamp_default[clamp_id], &ret); - if (ret != ULONG_MAX) - return ret; - /* Task currently refcounted: use back-annotated (effective) value */ if (p->uclamp[clamp_id].active) return (unsigned long)p->uclamp[clamp_id].value; @@ -1609,9 +1605,8 @@ static inline void enqueue_task(struct rq *rq, struct task_struct *p, int flags) } uclamp_rq_inc(rq, p); - p->sched_class->enqueue_task(rq, p, flags); - trace_android_rvh_enqueue_task(rq, p, flags); + p->sched_class->enqueue_task(rq, p, flags); } static inline void dequeue_task(struct rq *rq, struct task_struct *p, int flags) @@ -1625,9 +1620,8 @@ static inline void dequeue_task(struct rq *rq, struct task_struct *p, int flags) } uclamp_rq_dec(rq, p); - p->sched_class->dequeue_task(rq, p, flags); - trace_android_rvh_dequeue_task(rq, p, flags); + p->sched_class->dequeue_task(rq, p, flags); } void activate_task(struct rq *rq, struct task_struct *p, int flags) @@ -3142,7 +3136,7 @@ out: /** * try_invoke_on_locked_down_task - Invoke a function on task in fixed state - * @p: Process for which the function is to be invoked. + * @p: Process for which the function is to be invoked, can be @current. * @func: Function to invoke. * @arg: Argument to function. * @@ -3160,12 +3154,11 @@ out: */ bool try_invoke_on_locked_down_task(struct task_struct *p, bool (*func)(struct task_struct *t, void *arg), void *arg) { - bool ret = false; struct rq_flags rf; + bool ret = false; struct rq *rq; - lockdep_assert_irqs_enabled(); - raw_spin_lock_irq(&p->pi_lock); + raw_spin_lock_irqsave(&p->pi_lock, rf.flags); if (p->on_rq) { rq = __task_rq_lock(p, &rf); if (task_rq(p) == rq) @@ -3182,7 +3175,7 @@ bool try_invoke_on_locked_down_task(struct task_struct *p, bool (*func)(struct t ret = func(p, arg); } } - raw_spin_unlock_irq(&p->pi_lock); + raw_spin_unlock_irqrestore(&p->pi_lock, rf.flags); return ret; } @@ -5132,12 +5125,13 @@ static inline int rt_effective_prio(struct task_struct *p, int prio) void set_user_nice(struct task_struct *p, long nice) { - bool queued, running; + bool queued, running, allowed = false; int old_prio; struct rq_flags rf; struct rq *rq; - if (task_nice(p) == nice || nice < MIN_NICE || nice > MAX_NICE) + trace_android_rvh_set_user_nice(p, &nice, &allowed); + if ((task_nice(p) == nice || nice < MIN_NICE || nice > MAX_NICE) && !allowed) return; /* * We have to be careful, if called from sys_setpriority(), @@ -5145,7 +5139,6 @@ void set_user_nice(struct task_struct *p, long nice) */ rq = task_rq_lock(p, &rf); update_rq_clock(rq); - trace_android_rvh_set_user_nice(p, &nice); /* * The RT priorities are set via sched_setscheduler(), but we still diff --git a/kernel/sched/cpufreq_schedutil.c b/kernel/sched/cpufreq_schedutil.c index ac5b1d4eb830..caa526ba16ea 100644 --- a/kernel/sched/cpufreq_schedutil.c +++ b/kernel/sched/cpufreq_schedutil.c @@ -103,7 +103,6 @@ static bool sugov_should_update_freq(struct sugov_policy *sg_policy, u64 time) static bool sugov_update_next_freq(struct sugov_policy *sg_policy, u64 time, unsigned int next_freq) { - bool should_update = true; if (!sg_policy->need_freq_update) { if (sg_policy->next_freq == next_freq) return false; @@ -111,10 +110,6 @@ static bool sugov_update_next_freq(struct sugov_policy *sg_policy, u64 time, sg_policy->need_freq_update = cpufreq_driver_test_flags(CPUFREQ_NEED_UPDATE_LIMITS); } - trace_android_rvh_set_sugov_update(sg_policy, next_freq, &should_update); - if (!should_update) - return false; - sg_policy->next_freq = next_freq; sg_policy->last_freq_update_time = time; @@ -176,8 +171,6 @@ static unsigned int get_next_freq(struct sugov_policy *sg_policy, else freq = map_util_freq(util, freq, max); - trace_sugov_next_freq_tp(policy->cpu, util, max, freq); - if (freq == sg_policy->cached_raw_freq && !sg_policy->need_freq_update) return sg_policy->next_freq; @@ -469,9 +462,6 @@ static void sugov_update_single(struct update_util_data *hook, u64 time, util = sugov_get_util(sg_cpu); max = sg_cpu->max; - - trace_sugov_util_update_tp(sg_cpu->cpu, util, max, flags); - util = sugov_iowait_apply(sg_cpu, time, util, max); next_f = get_next_freq(sg_policy, util, max); /* @@ -528,7 +518,6 @@ sugov_update_shared(struct update_util_data *hook, u64 time, unsigned int flags) { struct sugov_cpu *sg_cpu = container_of(hook, struct sugov_cpu, update_util); struct sugov_policy *sg_policy = sg_cpu->sg_policy; - unsigned long util = sugov_get_util(sg_cpu); unsigned int next_f; raw_spin_lock(&sg_policy->update_lock); @@ -541,8 +530,6 @@ sugov_update_shared(struct update_util_data *hook, u64 time, unsigned int flags) if (sugov_should_update_freq(sg_policy, time)) { next_f = sugov_next_freq_shared(sg_cpu, time); - trace_sugov_util_update_tp(sg_cpu->cpu, util, sg_cpu->max, flags); - if (sg_policy->policy->fast_switch_enabled) sugov_fast_switch(sg_policy, time, next_f); else @@ -681,7 +668,6 @@ static int sugov_kthread_create(struct sugov_policy *sg_policy) if (policy->fast_switch_enabled) return 0; - trace_android_vh_set_sugov_sched_attr(&attr); kthread_init_work(&sg_policy->work, sugov_work); kthread_init_worker(&sg_policy->worker); thread = kthread_create(kthread_worker_fn, &sg_policy->worker, diff --git a/kernel/sched/cputime.c b/kernel/sched/cputime.c index 1a2a7d7f79d5..c1f7c410dbb0 100644 --- a/kernel/sched/cputime.c +++ b/kernel/sched/cputime.c @@ -486,6 +486,7 @@ void account_process_tick(struct task_struct *p, int user_tick) if (vtime_accounting_enabled_this_cpu()) return; + trace_android_vh_account_task_time(p, this_rq(), user_tick); if (sched_clock_irqtime) { irqtime_account_process_tick(p, user_tick, 1); diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c index 1c255fd60b49..5268007d1ae1 100644 --- a/kernel/sched/fair.c +++ b/kernel/sched/fair.c @@ -3936,6 +3936,22 @@ static inline void util_est_enqueue(struct cfs_rq *cfs_rq, trace_sched_util_est_cfs_tp(cfs_rq); } +static inline void util_est_dequeue(struct cfs_rq *cfs_rq, + struct task_struct *p) +{ + unsigned int enqueued; + + if (!sched_feat(UTIL_EST)) + return; + + /* Update root cfs_rq's estimated utilization */ + enqueued = cfs_rq->avg.util_est.enqueued; + enqueued -= min_t(unsigned int, enqueued, _task_util_est(p)); + WRITE_ONCE(cfs_rq->avg.util_est.enqueued, enqueued); + + trace_sched_util_est_cfs_tp(cfs_rq); +} + /* * Check if a (signed) value is within a specified (unsigned) margin, * based on the observation that: @@ -3949,23 +3965,21 @@ static inline bool within_margin(int value, int margin) return ((unsigned int)(value + margin - 1) < (2 * margin - 1)); } -static void -util_est_dequeue(struct cfs_rq *cfs_rq, struct task_struct *p, bool task_sleep) +static inline void util_est_update(struct cfs_rq *cfs_rq, + struct task_struct *p, + bool task_sleep) { long last_ewma_diff; struct util_est ue; - int cpu; + int ret = 0; + + trace_android_rvh_util_est_update(cfs_rq, p, task_sleep, &ret); + if (ret) + return; if (!sched_feat(UTIL_EST)) return; - /* Update root cfs_rq's estimated utilization */ - ue.enqueued = cfs_rq->avg.util_est.enqueued; - ue.enqueued -= min_t(unsigned int, ue.enqueued, _task_util_est(p)); - WRITE_ONCE(cfs_rq->avg.util_est.enqueued, ue.enqueued); - - trace_sched_util_est_cfs_tp(cfs_rq); - /* * Skip update of task's estimated utilization when the task has not * yet completed an activation, e.g. being migrated. @@ -4005,8 +4019,7 @@ util_est_dequeue(struct cfs_rq *cfs_rq, struct task_struct *p, bool task_sleep) * To avoid overestimation of actual task utilization, skip updates if * we cannot grant there is idle time in this CPU. */ - cpu = cpu_of(rq_of(cfs_rq)); - if (task_util(p) > capacity_orig_of(cpu)) + if (task_util(p) > capacity_orig_of(cpu_of(rq_of(cfs_rq)))) return; /* @@ -4048,7 +4061,7 @@ static inline void update_misfit_status(struct task_struct *p, struct rq *rq) if (!static_branch_unlikely(&sched_asym_cpucapacity) || !need_update) return; - if (!p) { + if (!p || p->nr_cpus_allowed == 1) { rq->misfit_task_load = 0; return; } @@ -4092,8 +4105,11 @@ static inline void util_est_enqueue(struct cfs_rq *cfs_rq, struct task_struct *p) {} static inline void -util_est_dequeue(struct cfs_rq *cfs_rq, struct task_struct *p, - bool task_sleep) {} +util_est_dequeue(struct cfs_rq *cfs_rq, struct task_struct *p) {} + +static inline void +util_est_update(struct cfs_rq *cfs_rq, struct task_struct *p, + bool task_sleep) {} static inline void update_misfit_status(struct task_struct *p, struct rq *rq) {} #endif /* CONFIG_SMP */ @@ -4137,11 +4153,11 @@ place_entity(struct cfs_rq *cfs_rq, struct sched_entity *se, int initial) thresh >>= 1; vruntime -= thresh; - trace_android_rvh_place_entity(se, &vruntime); } /* ensure we never gain time by being placed backwards. */ se->vruntime = max_vruntime(se->vruntime, vruntime); + trace_android_rvh_place_entity(cfs_rq, se, initial, vruntime); } static void check_enqueue_throttle(struct cfs_rq *cfs_rq); @@ -4365,9 +4381,13 @@ check_preempt_tick(struct cfs_rq *cfs_rq, struct sched_entity *curr) unsigned long ideal_runtime, delta_exec; struct sched_entity *se; s64 delta; + bool skip_preempt = false; ideal_runtime = sched_slice(cfs_rq, curr); delta_exec = curr->sum_exec_runtime - curr->prev_sum_exec_runtime; + trace_android_rvh_check_preempt_tick(current, &ideal_runtime, &skip_preempt); + if (skip_preempt) + return; if (delta_exec > ideal_runtime) { resched_curr(rq_of(cfs_rq)); /* @@ -5611,6 +5631,8 @@ static void dequeue_task_fair(struct rq *rq, struct task_struct *p, int flags) int idle_h_nr_running = task_has_idle_policy(p); bool was_sched_idle = sched_idle_rq(rq); + util_est_dequeue(&rq->cfs, p); + for_each_sched_entity(se) { cfs_rq = cfs_rq_of(se); dequeue_entity(cfs_rq, se, flags); @@ -5661,7 +5683,7 @@ static void dequeue_task_fair(struct rq *rq, struct task_struct *p, int flags) rq->next_balance = jiffies; dequeue_throttle: - util_est_dequeue(&rq->cfs, p, task_sleep); + util_est_update(&rq->cfs, p, task_sleep); hrtick_update(rq); } @@ -6779,7 +6801,8 @@ select_task_rq_fair(struct task_struct *p, int prev_cpu, int sd_flag, int wake_f int sync = (wake_flags & WF_SYNC) && !(current->flags & PF_EXITING); int target_cpu = -1; - if (trace_android_rvh_select_task_rq_fair_enabled()) + if (trace_android_rvh_select_task_rq_fair_enabled() && + !(sd_flag & SD_BALANCE_FORK)) sync_entity_load_avg(&p->se); trace_android_rvh_select_task_rq_fair(p, prev_cpu, sd_flag, wake_flags, &target_cpu); @@ -7005,9 +7028,13 @@ static void check_preempt_wakeup(struct rq *rq, struct task_struct *p, int wake_ int scale = cfs_rq->nr_running >= sched_nr_latency; int next_buddy_marked = 0; bool preempt = false; + bool ignore = false; if (unlikely(se == pse)) return; + trace_android_rvh_check_preempt_wakeup_ignore(curr, &ignore); + if (ignore) + return; /* * This is possible from callers such as attach_tasks(), in which we @@ -7091,6 +7118,7 @@ pick_next_task_fair(struct rq *rq, struct task_struct *prev, struct rq_flags *rf struct sched_entity *se; struct task_struct *p; int new_tasks; + bool repick = false; again: if (!sched_fair_runnable(rq)) @@ -7144,6 +7172,7 @@ again: } while (cfs_rq); p = task_of(se); + trace_android_rvh_replace_next_task_fair(rq, &p, &se, &repick, false); /* * Since we haven't yet done put_prev_entity and if the selected task @@ -7177,6 +7206,10 @@ simple: if (prev) put_prev_task(rq, prev); + trace_android_rvh_replace_next_task_fair(rq, &p, &se, &repick, true); + if (repick) + goto done; + do { se = pick_next_entity(cfs_rq, NULL); set_next_entity(cfs_rq, se); diff --git a/kernel/sched/idle.c b/kernel/sched/idle.c index f123b033dd44..de26ccd8b7a2 100644 --- a/kernel/sched/idle.c +++ b/kernel/sched/idle.c @@ -287,6 +287,7 @@ static void do_idle(void) } arch_cpu_idle_enter(); + rcu_nocb_flush_deferred_wakeup(); /* * In poll mode we reenable interrupts and spin. Also if we diff --git a/kernel/sched/membarrier.c b/kernel/sched/membarrier.c index 9d8df34bea75..16f57e71f9c4 100644 --- a/kernel/sched/membarrier.c +++ b/kernel/sched/membarrier.c @@ -332,9 +332,7 @@ static int sync_runqueues_membarrier_state(struct mm_struct *mm) } rcu_read_unlock(); - preempt_disable(); - smp_call_function_many(tmpmask, ipi_sync_rq_state, mm, 1); - preempt_enable(); + on_each_cpu_mask(tmpmask, ipi_sync_rq_state, mm, true); free_cpumask_var(tmpmask); cpus_read_unlock(); diff --git a/kernel/sched/sched.h b/kernel/sched/sched.h index 0fdc2282ad4a..d0a36bea062f 100644 --- a/kernel/sched/sched.h +++ b/kernel/sched/sched.h @@ -66,6 +66,7 @@ #include #include #include +#include #include #include @@ -429,6 +430,10 @@ struct task_group { ANDROID_VENDOR_DATA_ARRAY(1, 4); #endif + ANDROID_KABI_RESERVE(1); + ANDROID_KABI_RESERVE(2); + ANDROID_KABI_RESERVE(3); + ANDROID_KABI_RESERVE(4); }; #ifdef CONFIG_FAIR_GROUP_SCHED @@ -829,6 +834,11 @@ struct root_domain { struct perf_domain __rcu *pd; ANDROID_VENDOR_DATA_ARRAY(1, 4); + + ANDROID_KABI_RESERVE(1); + ANDROID_KABI_RESERVE(2); + ANDROID_KABI_RESERVE(3); + ANDROID_KABI_RESERVE(4); }; extern void init_defrootdomain(void); @@ -1026,6 +1036,7 @@ struct rq { call_single_data_t hrtick_csd; #endif struct hrtimer hrtick_timer; + ktime_t hrtick_time; #endif #ifdef CONFIG_SCHEDSTATS @@ -1057,6 +1068,11 @@ struct rq { #endif ANDROID_VENDOR_DATA_ARRAY(1, 96); + + ANDROID_KABI_RESERVE(1); + ANDROID_KABI_RESERVE(2); + ANDROID_KABI_RESERVE(3); + ANDROID_KABI_RESERVE(4); }; #ifdef CONFIG_FAIR_GROUP_SCHED diff --git a/kernel/sched/topology.c b/kernel/sched/topology.c index 8e475521f033..b9a654bba1b7 100644 --- a/kernel/sched/topology.c +++ b/kernel/sched/topology.c @@ -2063,6 +2063,7 @@ build_sched_domains(const struct cpumask *cpu_map, struct sched_domain_attr *att pr_info("root domain span: %*pbl (max cpu_capacity = %lu)\n", cpumask_pr_args(cpu_map), rq->rd->max_cpu_capacity); } + trace_android_vh_build_sched_domains(has_asym); ret = 0; error: diff --git a/kernel/seccomp.c b/kernel/seccomp.c index c68e127449e9..a783367248d0 100644 --- a/kernel/seccomp.c +++ b/kernel/seccomp.c @@ -1281,6 +1281,8 @@ static int __seccomp_filter(int this_syscall, const struct seccomp_data *sd, const bool recheck_after_trace) { BUG(); + + return -1; } #endif diff --git a/kernel/smp.c b/kernel/smp.c index d0e3a6d4af57..da8562ce07d8 100644 --- a/kernel/smp.c +++ b/kernel/smp.c @@ -14,6 +14,7 @@ #include #include #include +#include #include #include #include @@ -450,6 +451,9 @@ void flush_smp_call_function_from_idle(void) local_irq_save(flags); flush_smp_call_function_queue(true); + if (local_softirq_pending()) + do_softirq(); + local_irq_restore(flags); } diff --git a/kernel/static_call.c b/kernel/static_call.c index 84565c2a41b8..db914da6e785 100644 --- a/kernel/static_call.c +++ b/kernel/static_call.c @@ -182,7 +182,16 @@ void __static_call_update(struct static_call_key *key, void *tramp, void *func) } if (!kernel_text_address((unsigned long)site_addr)) { - WARN_ONCE(1, "can't patch static call site at %pS", + /* + * This skips patching built-in __exit, which + * is part of init_section_contains() but is + * not part of kernel_text_address(). + * + * Skipping built-in __exit is fine since it + * will never be executed. + */ + WARN_ONCE(!static_call_is_init(site), + "can't patch static call site at %pS", site_addr); continue; } diff --git a/kernel/sys.c b/kernel/sys.c index e5b44b862dd2..452ac56bc628 100644 --- a/kernel/sys.c +++ b/kernel/sys.c @@ -76,6 +76,8 @@ #include "uid16.h" +#include + #ifndef SET_UNALIGN_CTL # define SET_UNALIGN_CTL(a, b) (-EINVAL) #endif @@ -2686,6 +2688,7 @@ SYSCALL_DEFINE5(prctl, int, option, unsigned long, arg2, unsigned long, arg3, error = -EINVAL; break; } + trace_android_vh_syscall_prctl_finished(option, me); return error; } diff --git a/kernel/sysctl.c b/kernel/sysctl.c index 4f50100632d6..20dfb9427fdf 100644 --- a/kernel/sysctl.c +++ b/kernel/sysctl.c @@ -2962,7 +2962,7 @@ static struct ctl_table vm_table[] = { .data = &block_dump, .maxlen = sizeof(block_dump), .mode = 0644, - .proc_handler = proc_dointvec, + .proc_handler = proc_dointvec_minmax, .extra1 = SYSCTL_ZERO, }, { @@ -2970,7 +2970,7 @@ static struct ctl_table vm_table[] = { .data = &sysctl_vfs_cache_pressure, .maxlen = sizeof(sysctl_vfs_cache_pressure), .mode = 0644, - .proc_handler = proc_dointvec, + .proc_handler = proc_dointvec_minmax, .extra1 = SYSCTL_ZERO, }, #if defined(HAVE_ARCH_PICK_MMAP_LAYOUT) || \ @@ -2980,7 +2980,7 @@ static struct ctl_table vm_table[] = { .data = &sysctl_legacy_va_layout, .maxlen = sizeof(sysctl_legacy_va_layout), .mode = 0644, - .proc_handler = proc_dointvec, + .proc_handler = proc_dointvec_minmax, .extra1 = SYSCTL_ZERO, }, #endif @@ -2990,7 +2990,7 @@ static struct ctl_table vm_table[] = { .data = &node_reclaim_mode, .maxlen = sizeof(node_reclaim_mode), .mode = 0644, - .proc_handler = proc_dointvec, + .proc_handler = proc_dointvec_minmax, .extra1 = SYSCTL_ZERO, }, { diff --git a/kernel/task_work.c b/kernel/task_work.c index 8d6e1217c451..e3a8e5c66ae5 100644 --- a/kernel/task_work.c +++ b/kernel/task_work.c @@ -35,6 +35,9 @@ int task_work_add(struct task_struct *task, struct callback_head *work, struct callback_head *head; unsigned long flags; + /* record the work call stack in order to print it in KASAN reports */ + kasan_record_aux_stack(work); + do { head = READ_ONCE(task->task_works); if (unlikely(head == &work_exited)) diff --git a/kernel/time/alarmtimer.c b/kernel/time/alarmtimer.c index f4ace1bf8382..daeaa7140d0a 100644 --- a/kernel/time/alarmtimer.c +++ b/kernel/time/alarmtimer.c @@ -848,9 +848,9 @@ static int alarm_timer_nsleep(const clockid_t which_clock, int flags, if (flags == TIMER_ABSTIME) return -ERESTARTNOHAND; - restart->fn = alarm_timer_nsleep_restart; restart->nanosleep.clockid = type; restart->nanosleep.expires = exp; + set_restart_fn(restart, alarm_timer_nsleep_restart); return ret; } diff --git a/kernel/time/hrtimer.c b/kernel/time/hrtimer.c index 387b4bef7dd1..9505b1f21cdf 100644 --- a/kernel/time/hrtimer.c +++ b/kernel/time/hrtimer.c @@ -546,8 +546,11 @@ static ktime_t __hrtimer_next_event_base(struct hrtimer_cpu_base *cpu_base, } /* - * Recomputes cpu_base::*next_timer and returns the earliest expires_next but - * does not set cpu_base::*expires_next, that is done by hrtimer_reprogram. + * Recomputes cpu_base::*next_timer and returns the earliest expires_next + * but does not set cpu_base::*expires_next, that is done by + * hrtimer[_force]_reprogram and hrtimer_interrupt only. When updating + * cpu_base::*expires_next right away, reprogramming logic would no longer + * work. * * When a softirq is pending, we can ignore the HRTIMER_ACTIVE_SOFT bases, * those timers will get run whenever the softirq gets handled, at the end of @@ -588,6 +591,37 @@ __hrtimer_get_next_event(struct hrtimer_cpu_base *cpu_base, unsigned int active_ return expires_next; } +static ktime_t hrtimer_update_next_event(struct hrtimer_cpu_base *cpu_base) +{ + ktime_t expires_next, soft = KTIME_MAX; + + /* + * If the soft interrupt has already been activated, ignore the + * soft bases. They will be handled in the already raised soft + * interrupt. + */ + if (!cpu_base->softirq_activated) { + soft = __hrtimer_get_next_event(cpu_base, HRTIMER_ACTIVE_SOFT); + /* + * Update the soft expiry time. clock_settime() might have + * affected it. + */ + cpu_base->softirq_expires_next = soft; + } + + expires_next = __hrtimer_get_next_event(cpu_base, HRTIMER_ACTIVE_HARD); + /* + * If a softirq timer is expiring first, update cpu_base->next_timer + * and program the hardware with the soft expiry time. + */ + if (expires_next > soft) { + cpu_base->next_timer = cpu_base->softirq_next_timer; + expires_next = soft; + } + + return expires_next; +} + static inline ktime_t hrtimer_update_base(struct hrtimer_cpu_base *base) { ktime_t *offs_real = &base->clock_base[HRTIMER_BASE_REALTIME].offset; @@ -628,23 +662,7 @@ hrtimer_force_reprogram(struct hrtimer_cpu_base *cpu_base, int skip_equal) { ktime_t expires_next; - /* - * Find the current next expiration time. - */ - expires_next = __hrtimer_get_next_event(cpu_base, HRTIMER_ACTIVE_ALL); - - if (cpu_base->next_timer && cpu_base->next_timer->is_soft) { - /* - * When the softirq is activated, hrtimer has to be - * programmed with the first hard hrtimer because soft - * timer interrupt could occur too late. - */ - if (cpu_base->softirq_activated) - expires_next = __hrtimer_get_next_event(cpu_base, - HRTIMER_ACTIVE_HARD); - else - cpu_base->softirq_expires_next = expires_next; - } + expires_next = hrtimer_update_next_event(cpu_base); if (skip_equal && expires_next == cpu_base->expires_next) return; @@ -1644,8 +1662,8 @@ retry: __hrtimer_run_queues(cpu_base, now, flags, HRTIMER_ACTIVE_HARD); - /* Reevaluate the clock bases for the next expiry */ - expires_next = __hrtimer_get_next_event(cpu_base, HRTIMER_ACTIVE_ALL); + /* Reevaluate the clock bases for the [soft] next expiry */ + expires_next = hrtimer_update_next_event(cpu_base); /* * Store the new expiry value so the migration code can verify * against it. @@ -1939,9 +1957,9 @@ long hrtimer_nanosleep(ktime_t rqtp, const enum hrtimer_mode mode, } restart = ¤t->restart_block; - restart->fn = hrtimer_nanosleep_restart; restart->nanosleep.clockid = t.timer.base->clockid; restart->nanosleep.expires = hrtimer_get_expires_tv64(&t.timer); + set_restart_fn(restart, hrtimer_nanosleep_restart); out: destroy_hrtimer_on_stack(&t.timer); return ret; diff --git a/kernel/time/posix-cpu-timers.c b/kernel/time/posix-cpu-timers.c index a71758e34e45..9abe15255bc4 100644 --- a/kernel/time/posix-cpu-timers.c +++ b/kernel/time/posix-cpu-timers.c @@ -1480,8 +1480,8 @@ static int posix_cpu_nsleep(const clockid_t which_clock, int flags, if (flags & TIMER_ABSTIME) return -ERESTARTNOHAND; - restart_block->fn = posix_cpu_nsleep_restart; restart_block->nanosleep.clockid = which_clock; + set_restart_fn(restart_block, posix_cpu_nsleep_restart); } return error; } diff --git a/kernel/trace/ring_buffer.c b/kernel/trace/ring_buffer.c index ddeb865706ba..b12e5f4721ca 100644 --- a/kernel/trace/ring_buffer.c +++ b/kernel/trace/ring_buffer.c @@ -2836,6 +2836,17 @@ rb_try_to_discard(struct ring_buffer_per_cpu *cpu_buffer, write_stamp, write_stamp - delta)) return 0; + /* + * It's possible that the event time delta is zero + * (has the same time stamp as the previous event) + * in which case write_stamp and before_stamp could + * be the same. In such a case, force before_stamp + * to be different than write_stamp. It doesn't + * matter what it is, as long as its different. + */ + if (!delta) + rb_time_set(&cpu_buffer->before_stamp, 0); + /* * If an event were to come in now, it would see that the * write_stamp and the before_stamp are different, and assume diff --git a/kernel/tracepoint.c b/kernel/tracepoint.c index 3f659f855074..3e261482296c 100644 --- a/kernel/tracepoint.c +++ b/kernel/tracepoint.c @@ -53,6 +53,12 @@ struct tp_probes { struct tracepoint_func probes[]; }; +/* Called in removal of a func but failed to allocate a new tp_funcs */ +static void tp_stub_func(void) +{ + return; +} + static inline void *allocate_probes(int count) { struct tp_probes *p = kmalloc(struct_size(p, probes, count), @@ -131,6 +137,7 @@ func_add(struct tracepoint_func **funcs, struct tracepoint_func *tp_func, { struct tracepoint_func *old, *new; int nr_probes = 0; + int stub_funcs = 0; int pos = -1; if (WARN_ON(!tp_func->func)) @@ -147,14 +154,34 @@ func_add(struct tracepoint_func **funcs, struct tracepoint_func *tp_func, if (old[nr_probes].func == tp_func->func && old[nr_probes].data == tp_func->data) return ERR_PTR(-EEXIST); + if (old[nr_probes].func == tp_stub_func) + stub_funcs++; } } - /* + 2 : one for new probe, one for NULL func */ - new = allocate_probes(nr_probes + 2); + /* + 2 : one for new probe, one for NULL func - stub functions */ + new = allocate_probes(nr_probes + 2 - stub_funcs); if (new == NULL) return ERR_PTR(-ENOMEM); if (old) { - if (pos < 0) { + if (stub_funcs) { + /* Need to copy one at a time to remove stubs */ + int probes = 0; + + pos = -1; + for (nr_probes = 0; old[nr_probes].func; nr_probes++) { + if (old[nr_probes].func == tp_stub_func) + continue; + if (pos < 0 && old[nr_probes].prio < prio) + pos = probes++; + new[probes++] = old[nr_probes]; + } + nr_probes = probes; + if (pos < 0) + pos = probes; + else + nr_probes--; /* Account for insertion */ + + } else if (pos < 0) { pos = nr_probes; memcpy(new, old, nr_probes * sizeof(struct tracepoint_func)); } else { @@ -188,8 +215,9 @@ static void *func_remove(struct tracepoint_func **funcs, /* (N -> M), (N > 1, M >= 0) probes */ if (tp_func->func) { for (nr_probes = 0; old[nr_probes].func; nr_probes++) { - if (old[nr_probes].func == tp_func->func && - old[nr_probes].data == tp_func->data) + if ((old[nr_probes].func == tp_func->func && + old[nr_probes].data == tp_func->data) || + old[nr_probes].func == tp_stub_func) nr_del++; } } @@ -208,14 +236,32 @@ static void *func_remove(struct tracepoint_func **funcs, /* N -> M, (N > 1, M > 0) */ /* + 1 for NULL */ new = allocate_probes(nr_probes - nr_del + 1); - if (new == NULL) - return ERR_PTR(-ENOMEM); - for (i = 0; old[i].func; i++) - if (old[i].func != tp_func->func - || old[i].data != tp_func->data) - new[j++] = old[i]; - new[nr_probes - nr_del].func = NULL; - *funcs = new; + if (new) { + for (i = 0; old[i].func; i++) + if ((old[i].func != tp_func->func + || old[i].data != tp_func->data) + && old[i].func != tp_stub_func) + new[j++] = old[i]; + new[nr_probes - nr_del].func = NULL; + *funcs = new; + } else { + /* + * Failed to allocate, replace the old function + * with calls to tp_stub_func. + */ + for (i = 0; old[i].func; i++) + if (old[i].func == tp_func->func && + old[i].data == tp_func->data) { + old[i].func = tp_stub_func; + /* Set the prio to the next event. */ + if (old[i + 1].func) + old[i].prio = + old[i + 1].prio; + else + old[i].prio = -1; + } + *funcs = old; + } } debug_print_probes(*funcs); return old; @@ -295,10 +341,12 @@ static int tracepoint_remove_func(struct tracepoint *tp, tp_funcs = rcu_dereference_protected(tp->funcs, lockdep_is_held(&tracepoints_mutex)); old = func_remove(&tp_funcs, func); - if (IS_ERR(old)) { - WARN_ON_ONCE(PTR_ERR(old) != -ENOMEM); + if (WARN_ON_ONCE(IS_ERR(old))) return PTR_ERR(old); - } + + if (tp_funcs == old) + /* Failed allocating new tp_funcs, replaced func with stub */ + return 0; if (!tp_funcs) { /* Removed last function */ diff --git a/lib/Kconfig.kasan b/lib/Kconfig.kasan index 23cf5d537605..a5ba06a86358 100644 --- a/lib/Kconfig.kasan +++ b/lib/Kconfig.kasan @@ -138,9 +138,10 @@ config KASAN_INLINE endchoice -config KASAN_STACK_ENABLE +config KASAN_STACK bool "Enable stack instrumentation (unsafe)" if CC_IS_CLANG && !COMPILE_TEST depends on KASAN_GENERIC || KASAN_SW_TAGS + default y if CC_IS_GCC help The LLVM stack address sanitizer has a know problem that causes excessive stack usage in a lot of functions, see @@ -154,11 +155,6 @@ config KASAN_STACK_ENABLE CONFIG_COMPILE_TEST. On gcc it is assumed to always be safe to use and enabled by default. -config KASAN_STACK - int - default 1 if KASAN_STACK_ENABLE || CC_IS_GCC - default 0 - config KASAN_S390_4_LEVEL_PAGING bool "KASan: use 4-level paging" depends on S390 diff --git a/lib/logic_pio.c b/lib/logic_pio.c index f32fe481b492..07b4b9a1f54b 100644 --- a/lib/logic_pio.c +++ b/lib/logic_pio.c @@ -28,6 +28,8 @@ static DEFINE_MUTEX(io_range_mutex); * @new_range: pointer to the IO range to be registered. * * Returns 0 on success, the error code in case of failure. + * If the range already exists, -EEXIST will be returned, which should be + * considered a success. * * Register a new IO range node in the IO range list. */ @@ -51,6 +53,7 @@ int logic_pio_register_range(struct logic_pio_hwaddr *new_range) list_for_each_entry(range, &io_range_list, list) { if (range->fwnode == new_range->fwnode) { /* range already there */ + ret = -EEXIST; goto end_register; } if (range->flags == LOGIC_PIO_CPU_MMIO && diff --git a/lib/plist.c b/lib/plist.c index 0d86ed7a76ac..4b2334f1b6f4 100644 --- a/lib/plist.c +++ b/lib/plist.c @@ -102,6 +102,7 @@ ins_node: plist_check_head(head); } +EXPORT_SYMBOL_GPL(plist_add); /** * plist_del - Remove a @node from plist. @@ -131,6 +132,7 @@ void plist_del(struct plist_node *node, struct plist_head *head) plist_check_head(head); } +EXPORT_SYMBOL_GPL(plist_del); /** * plist_requeue - Requeue @node at end of same-prio entries. @@ -171,6 +173,7 @@ void plist_requeue(struct plist_node *node, struct plist_head *head) plist_check_head(head); } +EXPORT_SYMBOL_GPL(plist_requeue); #ifdef CONFIG_DEBUG_PLIST #include diff --git a/lib/show_mem.c b/lib/show_mem.c index 1c26c14ffbb9..663e312814cb 100644 --- a/lib/show_mem.c +++ b/lib/show_mem.c @@ -7,7 +7,7 @@ #include #include - +#include void show_mem(unsigned int filter, nodemask_t *nodemask) { pg_data_t *pgdat; @@ -41,4 +41,5 @@ void show_mem(unsigned int filter, nodemask_t *nodemask) #ifdef CONFIG_MEMORY_FAILURE printk("%lu pages hwpoisoned\n", atomic_long_read(&num_poisoned_pages)); #endif + trace_android_vh_show_mem(filter, nodemask); } diff --git a/lib/test_kasan.c b/lib/test_kasan.c index e5647d147b35..d77c45edc7cd 100644 --- a/lib/test_kasan.c +++ b/lib/test_kasan.c @@ -1044,14 +1044,14 @@ static void match_all_mem_tag(struct kunit *test) continue; /* Mark the first memory granule with the chosen memory tag. */ - kasan_poison(ptr, KASAN_GRANULE_SIZE, (u8)tag); + kasan_poison(ptr, KASAN_GRANULE_SIZE, (u8)tag, false); /* This access must cause a KASAN report. */ KUNIT_EXPECT_KASAN_FAIL(test, *ptr = 0); } /* Recover the memory tag and free. */ - kasan_poison(ptr, KASAN_GRANULE_SIZE, get_tag(ptr)); + kasan_poison(ptr, KASAN_GRANULE_SIZE, get_tag(ptr), false); kfree(ptr); } diff --git a/mm/Kconfig b/mm/Kconfig index b032314de131..884ba3860ec8 100644 --- a/mm/Kconfig +++ b/mm/Kconfig @@ -513,6 +513,13 @@ config CMA_DEBUGFS help Turns on the DebugFS interface for CMA. +config CMA_SYSFS + bool "CMA information through sysfs interface" + depends on CMA && SYSFS + help + This option exposes some sysfs attributes to get information + from CMA. + config CMA_AREAS int "Maximum count of the CMA areas" depends on CMA diff --git a/mm/Kconfig.debug b/mm/Kconfig.debug index 864f129f1937..1e73717802f8 100644 --- a/mm/Kconfig.debug +++ b/mm/Kconfig.debug @@ -64,7 +64,6 @@ config PAGE_OWNER config PAGE_POISONING bool "Poison pages after freeing" - select PAGE_POISONING_NO_SANITY if HIBERNATION help Fill the pages with poison patterns after free_pages() and verify the patterns before alloc_pages. The filling of the memory helps @@ -75,31 +74,12 @@ config PAGE_POISONING Note that "poison" here is not the same thing as the "HWPoison" for CONFIG_MEMORY_FAILURE. This is software poisoning only. + If you are only interested in sanitization of freed pages without + checking the poison pattern on alloc, you can boot the kernel with + "init_on_free=1" instead of enabling this. + If unsure, say N -config PAGE_POISONING_NO_SANITY - depends on PAGE_POISONING - bool "Only poison, don't sanity check" - help - Skip the sanity checking on alloc, only fill the pages with - poison on free. This reduces some of the overhead of the - poisoning feature. - - If you are only interested in sanitization, say Y. Otherwise - say N. - -config PAGE_POISONING_ZERO - bool "Use zero for poisoning instead of debugging value" - depends on PAGE_POISONING - help - Instead of using the existing poison value, fill the pages with - zeros. This makes it harder to detect when errors are occurring - due to sanitization but the zeroing at free means that it is - no longer necessary to write zeros when GFP_ZERO is used on - allocation. - - If unsure, say N - config DEBUG_PAGE_REF bool "Enable tracepoint to track down page reference manipulation" depends on DEBUG_KERNEL diff --git a/mm/Makefile b/mm/Makefile index eb0993adb49e..7944ba75399c 100644 --- a/mm/Makefile +++ b/mm/Makefile @@ -57,6 +57,7 @@ obj-y := filemap.o mempool.o oom_kill.o fadvise.o \ # Give 'page_alloc' its own module-parameter namespace page-alloc-y := page_alloc.o page-alloc-$(CONFIG_SHUFFLE_PAGE_ALLOCATOR) += shuffle.o +CFLAGS_page_alloc.o += -DDYNAMIC_DEBUG_MODULE obj-y += page-alloc.o obj-y += init-mm.o @@ -109,6 +110,7 @@ obj-$(CONFIG_CMA) += cma.o obj-$(CONFIG_MEMORY_BALLOON) += balloon_compaction.o obj-$(CONFIG_PAGE_EXTENSION) += page_ext.o obj-$(CONFIG_CMA_DEBUGFS) += cma_debug.o +obj-$(CONFIG_CMA_SYSFS) += cma_sysfs.o obj-$(CONFIG_USERFAULTFD) += userfaultfd.o obj-$(CONFIG_IDLE_PAGE_TRACKING) += page_idle.o obj-$(CONFIG_FRAME_VECTOR) += frame_vector.o diff --git a/mm/cma.c b/mm/cma.c index 41bb349ad4fe..585600607b3c 100644 --- a/mm/cma.c +++ b/mm/cma.c @@ -531,10 +531,14 @@ struct page *cma_alloc(struct cma *cma, size_t count, unsigned int align, pr_debug("%s(): returned %p\n", __func__, page); out: - if (page) + if (page) { count_vm_event(CMA_ALLOC_SUCCESS); - else + cma_sysfs_account_success_pages(cma, count); + } else { count_vm_event(CMA_ALLOC_FAIL); + if (cma) + cma_sysfs_account_fail_pages(cma, count); + } return page; } diff --git a/mm/cma.h b/mm/cma.h index 42ae082cb067..68ffad4e430d 100644 --- a/mm/cma.h +++ b/mm/cma.h @@ -3,6 +3,12 @@ #define __MM_CMA_H__ #include +#include + +struct cma_kobject { + struct kobject kobj; + struct cma *cma; +}; struct cma { unsigned long base_pfn; @@ -16,6 +22,14 @@ struct cma { struct debugfs_u32_array dfs_bitmap; #endif char name[CMA_MAX_NAME]; +#ifdef CONFIG_CMA_SYSFS + /* the number of CMA page successful allocations */ + atomic64_t nr_pages_succeeded; + /* the number of CMA page allocation failures */ + atomic64_t nr_pages_failed; + /* kobject requires dynamic object */ + struct cma_kobject *cma_kobj; +#endif }; extern struct cma cma_areas[MAX_CMA_AREAS]; @@ -26,4 +40,13 @@ static inline unsigned long cma_bitmap_maxno(struct cma *cma) return cma->count >> cma->order_per_bit; } +#ifdef CONFIG_CMA_SYSFS +void cma_sysfs_account_success_pages(struct cma *cma, unsigned long nr_pages); +void cma_sysfs_account_fail_pages(struct cma *cma, unsigned long nr_pages); +#else +static inline void cma_sysfs_account_success_pages(struct cma *cma, + unsigned long nr_pages) {}; +static inline void cma_sysfs_account_fail_pages(struct cma *cma, + unsigned long nr_pages) {}; +#endif #endif diff --git a/mm/cma_sysfs.c b/mm/cma_sysfs.c new file mode 100644 index 000000000000..d552b2a1506b --- /dev/null +++ b/mm/cma_sysfs.c @@ -0,0 +1,120 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * CMA SysFS Interface + * + * Copyright (c) 2021 Minchan Kim + */ + +#include +#include +#include +#include + +#include "cma.h" + +static bool experimental; + +#define CMA_ATTR_RO(_name) \ + static struct kobj_attribute _name##_attr = __ATTR_RO(_name) + +void cma_sysfs_account_success_pages(struct cma *cma, unsigned long nr_pages) +{ + atomic64_add(nr_pages, &cma->nr_pages_succeeded); +} + +void cma_sysfs_account_fail_pages(struct cma *cma, unsigned long nr_pages) +{ + atomic64_add(nr_pages, &cma->nr_pages_failed); +} + +static inline struct cma *cma_from_kobj(struct kobject *kobj) +{ + return container_of(kobj, struct cma_kobject, kobj)->cma; +} + +static ssize_t alloc_pages_success_show(struct kobject *kobj, + struct kobj_attribute *attr, char *buf) +{ + struct cma *cma = cma_from_kobj(kobj); + + return sysfs_emit(buf, "%llu\n", + atomic64_read(&cma->nr_pages_succeeded)); +} +CMA_ATTR_RO(alloc_pages_success); + +static ssize_t alloc_pages_fail_show(struct kobject *kobj, + struct kobj_attribute *attr, char *buf) +{ + struct cma *cma = cma_from_kobj(kobj); + + return sysfs_emit(buf, "%llu\n", atomic64_read(&cma->nr_pages_failed)); +} +CMA_ATTR_RO(alloc_pages_fail); + +static void cma_kobj_release(struct kobject *kobj) +{ + struct cma *cma = cma_from_kobj(kobj); + struct cma_kobject *cma_kobj = cma->cma_kobj; + + kfree(cma_kobj); + cma->cma_kobj = NULL; +} + +static struct attribute *cma_attrs[] = { + &alloc_pages_success_attr.attr, + &alloc_pages_fail_attr.attr, + NULL, +}; +ATTRIBUTE_GROUPS(cma); + +static struct kobj_type cma_ktype = { + .release = cma_kobj_release, + .sysfs_ops = &kobj_sysfs_ops, + .default_groups = cma_groups, +}; + +static int __init cma_sysfs_init(void) +{ + struct kobject *cma_kobj_root; + struct cma_kobject *cma_kobj; + struct cma *cma; + int i, err; + + if (!experimental) + return 0; + + cma_kobj_root = kobject_create_and_add("cma", mm_kobj); + if (!cma_kobj_root) + return -ENOMEM; + + for (i = 0; i < cma_area_count; i++) { + cma_kobj = kzalloc(sizeof(*cma_kobj), GFP_KERNEL); + if (!cma_kobj) { + err = -ENOMEM; + goto out; + } + + cma = &cma_areas[i]; + cma->cma_kobj = cma_kobj; + cma_kobj->cma = cma; + err = kobject_init_and_add(&cma_kobj->kobj, &cma_ktype, + cma_kobj_root, "%s", cma->name); + if (err) { + kobject_put(&cma_kobj->kobj); + goto out; + } + } + + return 0; +out: + while (--i >= 0) { + cma = &cma_areas[i]; + kobject_put(&cma->cma_kobj->kobj); + } + kobject_put(cma_kobj_root); + + return err; +} +subsys_initcall(cma_sysfs_init); + +module_param(experimental, bool, 0400); diff --git a/mm/compaction.c b/mm/compaction.c index edd36ef14cee..34d99d7d1a6a 100644 --- a/mm/compaction.c +++ b/mm/compaction.c @@ -1668,6 +1668,7 @@ static unsigned long fast_find_migrateblock(struct compact_control *cc) unsigned long pfn = cc->migrate_pfn; unsigned long high_pfn; int order; + bool found_block = false; /* Skip hints are relied on to avoid repeats on the fast search */ if (cc->ignore_skip_hint) @@ -1710,7 +1711,7 @@ static unsigned long fast_find_migrateblock(struct compact_control *cc) high_pfn = pageblock_start_pfn(cc->migrate_pfn + distance); for (order = cc->order - 1; - order >= PAGE_ALLOC_COSTLY_ORDER && pfn == cc->migrate_pfn && nr_scanned < limit; + order >= PAGE_ALLOC_COSTLY_ORDER && !found_block && nr_scanned < limit; order--) { struct free_area *area = &cc->zone->free_area[order]; struct list_head *freelist; @@ -1725,7 +1726,11 @@ static unsigned long fast_find_migrateblock(struct compact_control *cc) list_for_each_entry(freepage, freelist, lru) { unsigned long free_pfn; - nr_scanned++; + if (nr_scanned++ >= limit) { + move_freelist_tail(freelist, freepage); + break; + } + free_pfn = page_to_pfn(freepage); if (free_pfn < high_pfn) { /* @@ -1734,12 +1739,8 @@ static unsigned long fast_find_migrateblock(struct compact_control *cc) * the list assumes an entry is deleted, not * reordered. */ - if (get_pageblock_skip(freepage)) { - if (list_is_last(freelist, &freepage->lru)) - break; - + if (get_pageblock_skip(freepage)) continue; - } /* Reorder to so a future search skips recent pages */ move_freelist_tail(freelist, freepage); @@ -1747,15 +1748,10 @@ static unsigned long fast_find_migrateblock(struct compact_control *cc) update_fast_start_pfn(cc, free_pfn); pfn = pageblock_start_pfn(free_pfn); cc->fast_search_fail = 0; + found_block = true; set_pageblock_skip(freepage); break; } - - if (nr_scanned >= limit) { - cc->fast_search_fail++; - move_freelist_tail(freelist, freepage); - break; - } } spin_unlock_irqrestore(&cc->zone->lock, flags); } @@ -1766,9 +1762,10 @@ static unsigned long fast_find_migrateblock(struct compact_control *cc) * If fast scanning failed then use a cached entry for a page block * that had free pages as the basis for starting a linear scan. */ - if (pfn == cc->migrate_pfn) + if (!found_block) { + cc->fast_search_fail++; pfn = reinit_migrate_pfn(cc); - + } return pfn; } @@ -2278,7 +2275,8 @@ compact_zone(struct compact_control *cc, struct capture_control *capc) trace_mm_compaction_begin(start_pfn, cc->migrate_pfn, cc->free_pfn, end_pfn, sync); - migrate_prep_local(); + /* lru_add_drain_all could be expensive with involving other CPUs */ + lru_add_drain(); while ((ret = compact_finished(cc)) == COMPACT_CONTINUE) { int err; diff --git a/mm/hugetlb.c b/mm/hugetlb.c index 4e68906b1d4f..816f10a1a6c6 100644 --- a/mm/hugetlb.c +++ b/mm/hugetlb.c @@ -1314,14 +1314,16 @@ static inline void destroy_compound_gigantic_page(struct page *page, static void update_and_free_page(struct hstate *h, struct page *page) { int i; + struct page *subpage = page; if (hstate_is_gigantic(h) && !gigantic_page_runtime_supported()) return; h->nr_huge_pages--; h->nr_huge_pages_node[page_to_nid(page)]--; - for (i = 0; i < pages_per_huge_page(h); i++) { - page[i].flags &= ~(1 << PG_locked | 1 << PG_error | + for (i = 0; i < pages_per_huge_page(h); + i++, subpage = mem_map_next(subpage, page, i)) { + subpage->flags &= ~(1 << PG_locked | 1 << PG_error | 1 << PG_referenced | 1 << PG_dirty | 1 << PG_active | 1 << PG_private | 1 << PG_writeback); @@ -2519,7 +2521,7 @@ static void __init hugetlb_hstate_alloc_pages(struct hstate *h) if (hstate_is_gigantic(h)) { if (hugetlb_cma_size) { pr_warn_once("HugeTLB: hugetlb_cma is enabled, skip boot time allocation\n"); - break; + goto free; } if (!alloc_bootmem_huge_page(h)) break; @@ -2537,7 +2539,7 @@ static void __init hugetlb_hstate_alloc_pages(struct hstate *h) h->max_huge_pages, buf, i); h->max_huge_pages = i; } - +free: kfree(node_alloc_noretry); } @@ -2986,8 +2988,10 @@ static int hugetlb_sysfs_add_hstate(struct hstate *h, struct kobject *parent, return -ENOMEM; retval = sysfs_create_group(hstate_kobjs[hi], hstate_attr_group); - if (retval) + if (retval) { kobject_put(hstate_kobjs[hi]); + hstate_kobjs[hi] = NULL; + } return retval; } @@ -5302,21 +5306,23 @@ static bool vma_shareable(struct vm_area_struct *vma, unsigned long addr) void adjust_range_if_pmd_sharing_possible(struct vm_area_struct *vma, unsigned long *start, unsigned long *end) { - unsigned long a_start, a_end; + unsigned long v_start = ALIGN(vma->vm_start, PUD_SIZE), + v_end = ALIGN_DOWN(vma->vm_end, PUD_SIZE); - if (!(vma->vm_flags & VM_MAYSHARE)) + /* + * vma need span at least one aligned PUD size and the start,end range + * must at least partialy within it. + */ + if (!(vma->vm_flags & VM_MAYSHARE) || !(v_end > v_start) || + (*end <= v_start) || (*start >= v_end)) return; /* Extend the range to be PUD aligned for a worst case scenario */ - a_start = ALIGN_DOWN(*start, PUD_SIZE); - a_end = ALIGN(*end, PUD_SIZE); + if (*start > v_start) + *start = ALIGN_DOWN(*start, PUD_SIZE); - /* - * Intersect the range with the vma range, since pmd sharing won't be - * across vma after all - */ - *start = max(vma->vm_start, a_start); - *end = min(vma->vm_end, a_end); + if (*end < v_end) + *end = ALIGN(*end, PUD_SIZE); } /* diff --git a/mm/kasan/common.c b/mm/kasan/common.c index b5e08d4cefec..6bb87f2acd4e 100644 --- a/mm/kasan/common.c +++ b/mm/kasan/common.c @@ -60,16 +60,16 @@ void kasan_disable_current(void) void __kasan_unpoison_range(const void *address, size_t size) { - kasan_unpoison(address, size); + kasan_unpoison(address, size, false); } -#if CONFIG_KASAN_STACK +#ifdef CONFIG_KASAN_STACK /* Unpoison the entire stack for a task. */ void kasan_unpoison_task_stack(struct task_struct *task) { void *base = task_stack_page(task); - kasan_unpoison(base, THREAD_SIZE); + kasan_unpoison(base, THREAD_SIZE, false); } /* Unpoison the stack for the current task beyond a watermark sp value. */ @@ -82,7 +82,7 @@ asmlinkage void kasan_unpoison_task_stack_below(const void *watermark) */ void *base = (void *)((unsigned long)watermark & ~(THREAD_SIZE - 1)); - kasan_unpoison(base, watermark - base); + kasan_unpoison(base, watermark - base, false); } #endif /* CONFIG_KASAN_STACK */ @@ -97,7 +97,7 @@ slab_flags_t __kasan_never_merge(void) return 0; } -void __kasan_alloc_pages(struct page *page, unsigned int order) +void __kasan_alloc_pages(struct page *page, unsigned int order, bool init) { u8 tag; unsigned long i; @@ -108,14 +108,14 @@ void __kasan_alloc_pages(struct page *page, unsigned int order) tag = kasan_random_tag(); for (i = 0; i < (1 << order); i++) page_kasan_tag_set(page + i, tag); - kasan_unpoison(page_address(page), PAGE_SIZE << order); + kasan_unpoison(page_address(page), PAGE_SIZE << order, init); } -void __kasan_free_pages(struct page *page, unsigned int order) +void __kasan_free_pages(struct page *page, unsigned int order, bool init) { if (likely(!PageHighMem(page))) kasan_poison(page_address(page), PAGE_SIZE << order, - KASAN_FREE_PAGE); + KASAN_FREE_PAGE, init); } /* @@ -251,18 +251,18 @@ void __kasan_poison_slab(struct page *page) for (i = 0; i < compound_nr(page); i++) page_kasan_tag_reset(page + i); kasan_poison(page_address(page), page_size(page), - KASAN_KMALLOC_REDZONE); + KASAN_KMALLOC_REDZONE, false); } void __kasan_unpoison_object_data(struct kmem_cache *cache, void *object) { - kasan_unpoison(object, cache->object_size); + kasan_unpoison(object, cache->object_size, false); } void __kasan_poison_object_data(struct kmem_cache *cache, void *object) { kasan_poison(object, round_up(cache->object_size, KASAN_GRANULE_SIZE), - KASAN_KMALLOC_REDZONE); + KASAN_KMALLOC_REDZONE, false); } /* @@ -322,8 +322,8 @@ void * __must_check __kasan_init_slab_obj(struct kmem_cache *cache, return (void *)object; } -static inline bool ____kasan_slab_free(struct kmem_cache *cache, - void *object, unsigned long ip, bool quarantine) +static inline bool ____kasan_slab_free(struct kmem_cache *cache, void *object, + unsigned long ip, bool quarantine, bool init) { u8 tag; void *tagged_object; @@ -351,7 +351,7 @@ static inline bool ____kasan_slab_free(struct kmem_cache *cache, } kasan_poison(object, round_up(cache->object_size, KASAN_GRANULE_SIZE), - KASAN_KMALLOC_FREE); + KASAN_KMALLOC_FREE, init); if ((IS_ENABLED(CONFIG_KASAN_GENERIC) && !quarantine)) return false; @@ -362,9 +362,10 @@ static inline bool ____kasan_slab_free(struct kmem_cache *cache, return kasan_quarantine_put(cache, object); } -bool __kasan_slab_free(struct kmem_cache *cache, void *object, unsigned long ip) +bool __kasan_slab_free(struct kmem_cache *cache, void *object, + unsigned long ip, bool init) { - return ____kasan_slab_free(cache, object, ip, true); + return ____kasan_slab_free(cache, object, ip, true, init); } static inline bool ____kasan_kfree_large(void *ptr, unsigned long ip) @@ -407,9 +408,9 @@ void __kasan_slab_free_mempool(void *ptr, unsigned long ip) if (unlikely(!PageSlab(page))) { if (____kasan_kfree_large(ptr, ip)) return; - kasan_poison(ptr, page_size(page), KASAN_FREE_PAGE); + kasan_poison(ptr, page_size(page), KASAN_FREE_PAGE, false); } else { - ____kasan_slab_free(page->slab_cache, ptr, ip, false); + ____kasan_slab_free(page->slab_cache, ptr, ip, false, false); } } @@ -428,7 +429,7 @@ static void set_alloc_info(struct kmem_cache *cache, void *object, } void * __must_check __kasan_slab_alloc(struct kmem_cache *cache, - void *object, gfp_t flags) + void *object, gfp_t flags, bool init) { u8 tag; void *tagged_object; @@ -453,7 +454,7 @@ void * __must_check __kasan_slab_alloc(struct kmem_cache *cache, * Unpoison the whole object. * For kmalloc() allocations, kasan_kmalloc() will do precise poisoning. */ - kasan_unpoison(tagged_object, cache->object_size); + kasan_unpoison(tagged_object, cache->object_size, init); /* Save alloc info (if possible) for non-kmalloc() allocations. */ if (kasan_stack_collection_enabled()) @@ -496,7 +497,7 @@ static inline void *____kasan_kmalloc(struct kmem_cache *cache, redzone_end = round_up((unsigned long)(object + cache->object_size), KASAN_GRANULE_SIZE); kasan_poison((void *)redzone_start, redzone_end - redzone_start, - KASAN_KMALLOC_REDZONE); + KASAN_KMALLOC_REDZONE, false); /* * Save alloc info (if possible) for kmalloc() allocations. @@ -546,7 +547,7 @@ void * __must_check __kasan_kmalloc_large(const void *ptr, size_t size, KASAN_GRANULE_SIZE); redzone_end = (unsigned long)ptr + page_size(virt_to_page(ptr)); kasan_poison((void *)redzone_start, redzone_end - redzone_start, - KASAN_PAGE_REDZONE); + KASAN_PAGE_REDZONE, false); return (void *)ptr; } @@ -563,7 +564,7 @@ void * __must_check __kasan_krealloc(const void *object, size_t size, gfp_t flag * Part of it might already have been unpoisoned, but it's unknown * how big that part is. */ - kasan_unpoison(object, size); + kasan_unpoison(object, size, false); page = virt_to_head_page(object); diff --git a/mm/kasan/generic.c b/mm/kasan/generic.c index 2e55e0f82f39..53cbf28859b5 100644 --- a/mm/kasan/generic.c +++ b/mm/kasan/generic.c @@ -208,11 +208,11 @@ static void register_global(struct kasan_global *global) { size_t aligned_size = round_up(global->size, KASAN_GRANULE_SIZE); - kasan_unpoison(global->beg, global->size); + kasan_unpoison(global->beg, global->size, false); kasan_poison(global->beg + aligned_size, global->size_with_redzone - aligned_size, - KASAN_GLOBAL_REDZONE); + KASAN_GLOBAL_REDZONE, false); } void __asan_register_globals(struct kasan_global *globals, size_t size) @@ -292,11 +292,11 @@ void __asan_alloca_poison(unsigned long addr, size_t size) WARN_ON(!IS_ALIGNED(addr, KASAN_ALLOCA_REDZONE_SIZE)); kasan_unpoison((const void *)(addr + rounded_down_size), - size - rounded_down_size); + size - rounded_down_size, false); kasan_poison(left_redzone, KASAN_ALLOCA_REDZONE_SIZE, - KASAN_ALLOCA_LEFT); + KASAN_ALLOCA_LEFT, false); kasan_poison(right_redzone, padding_size + KASAN_ALLOCA_REDZONE_SIZE, - KASAN_ALLOCA_RIGHT); + KASAN_ALLOCA_RIGHT, false); } EXPORT_SYMBOL(__asan_alloca_poison); @@ -306,7 +306,7 @@ void __asan_allocas_unpoison(const void *stack_top, const void *stack_bottom) if (unlikely(!stack_top || stack_top > stack_bottom)) return; - kasan_unpoison(stack_top, stack_bottom - stack_top); + kasan_unpoison(stack_top, stack_bottom - stack_top, false); } EXPORT_SYMBOL(__asan_allocas_unpoison); diff --git a/mm/kasan/kasan.h b/mm/kasan/kasan.h index 8c55634d6edd..a65808b1c44b 100644 --- a/mm/kasan/kasan.h +++ b/mm/kasan/kasan.h @@ -146,7 +146,7 @@ struct kasan_alloc_meta { struct kasan_track alloc_track; #ifdef CONFIG_KASAN_GENERIC /* - * call_rcu() call stack is stored into struct kasan_alloc_meta. + * The auxiliary stack is stored into struct kasan_alloc_meta. * The free stack is stored into struct kasan_free_meta. */ depot_stack_handle_t aux_stack[2]; @@ -231,7 +231,7 @@ void *kasan_find_first_bad_addr(void *addr, size_t size); const char *kasan_get_bug_type(struct kasan_access_info *info); void kasan_metadata_fetch_row(char *buffer, void *row); -#if defined(CONFIG_KASAN_GENERIC) && CONFIG_KASAN_STACK +#if defined(CONFIG_KASAN_GENERIC) && defined(CONFIG_KASAN_STACK) void kasan_print_address_stack_frame(const void *addr); #else static inline void kasan_print_address_stack_frame(const void *addr) { } @@ -291,7 +291,7 @@ static inline const void *arch_kasan_set_tag(const void *addr, u8 tag) #define arch_get_mem_tag(addr) (0xFF) #endif #ifndef arch_set_mem_tag_range -#define arch_set_mem_tag_range(addr, size, tag) ((void *)(addr)) +#define arch_set_mem_tag_range(addr, size, tag, init) ((void *)(addr)) #endif #define hw_enable_tagging() arch_enable_tagging() @@ -299,7 +299,8 @@ static inline const void *arch_kasan_set_tag(const void *addr, u8 tag) #define hw_set_tagging_report_once(state) arch_set_tagging_report_once(state) #define hw_get_random_tag() arch_get_random_tag() #define hw_get_mem_tag(addr) arch_get_mem_tag(addr) -#define hw_set_mem_tag_range(addr, size, tag) arch_set_mem_tag_range((addr), (size), (tag)) +#define hw_set_mem_tag_range(addr, size, tag, init) \ + arch_set_mem_tag_range((addr), (size), (tag), (init)) #else /* CONFIG_KASAN_HW_TAGS */ @@ -330,7 +331,7 @@ static inline u8 kasan_random_tag(void) { return 0; } #ifdef CONFIG_KASAN_HW_TAGS -static inline void kasan_poison(const void *addr, size_t size, u8 value) +static inline void kasan_poison(const void *addr, size_t size, u8 value, bool init) { addr = kasan_reset_tag(addr); @@ -343,10 +344,10 @@ static inline void kasan_poison(const void *addr, size_t size, u8 value) if (WARN_ON(size & KASAN_GRANULE_MASK)) return; - hw_set_mem_tag_range((void *)addr, size, value); + hw_set_mem_tag_range((void *)addr, size, value, init); } -static inline void kasan_unpoison(const void *addr, size_t size) +static inline void kasan_unpoison(const void *addr, size_t size, bool init) { u8 tag = get_tag(addr); @@ -360,7 +361,7 @@ static inline void kasan_unpoison(const void *addr, size_t size) return; size = round_up(size, KASAN_GRANULE_SIZE); - hw_set_mem_tag_range((void *)addr, size, tag); + hw_set_mem_tag_range((void *)addr, size, tag, init); } static inline bool kasan_byte_accessible(const void *addr) @@ -379,22 +380,24 @@ static inline bool kasan_byte_accessible(const void *addr) * @addr - range start address, must be aligned to KASAN_GRANULE_SIZE * @size - range size, must be aligned to KASAN_GRANULE_SIZE * @value - value that's written to metadata for the range + * @init - whether to initialize the memory range (only for hardware tag-based) * * The size gets aligned to KASAN_GRANULE_SIZE before marking the range. */ -void kasan_poison(const void *addr, size_t size, u8 value); +void kasan_poison(const void *addr, size_t size, u8 value, bool init); /** * kasan_unpoison - mark the memory range as accessible * @addr - range start address, must be aligned to KASAN_GRANULE_SIZE * @size - range size, can be unaligned + * @init - whether to initialize the memory range (only for hardware tag-based) * * For the tag-based modes, the @size gets aligned to KASAN_GRANULE_SIZE before * marking the range. * For the generic mode, the last granule of the memory range gets partially * unpoisoned based on the @size. */ -void kasan_unpoison(const void *addr, size_t size); +void kasan_unpoison(const void *addr, size_t size, bool init); bool kasan_byte_accessible(const void *addr); diff --git a/mm/kasan/report_generic.c b/mm/kasan/report_generic.c index 41f374585144..139615ef326b 100644 --- a/mm/kasan/report_generic.c +++ b/mm/kasan/report_generic.c @@ -128,7 +128,7 @@ void kasan_metadata_fetch_row(char *buffer, void *row) memcpy(buffer, kasan_mem_to_shadow(row), META_BYTES_PER_ROW); } -#if CONFIG_KASAN_STACK +#ifdef CONFIG_KASAN_STACK static bool __must_check tokenize_frame_descr(const char **frame_descr, char *token, size_t max_tok_len, unsigned long *value) @@ -148,7 +148,7 @@ static bool __must_check tokenize_frame_descr(const char **frame_descr, } /* Copy token (+ 1 byte for '\0'). */ - strlcpy(token, *frame_descr, tok_len + 1); + strscpy(token, *frame_descr, tok_len + 1); } /* Advance frame_descr past separator. */ diff --git a/mm/kasan/shadow.c b/mm/kasan/shadow.c index 63f43443f5d7..727ad4629173 100644 --- a/mm/kasan/shadow.c +++ b/mm/kasan/shadow.c @@ -69,7 +69,7 @@ void *memcpy(void *dest, const void *src, size_t len) return __memcpy(dest, src, len); } -void kasan_poison(const void *addr, size_t size, u8 value) +void kasan_poison(const void *addr, size_t size, u8 value, bool init) { void *shadow_start, *shadow_end; @@ -106,7 +106,7 @@ void kasan_poison_last_granule(const void *addr, size_t size) } #endif -void kasan_unpoison(const void *addr, size_t size) +void kasan_unpoison(const void *addr, size_t size, bool init) { u8 tag = get_tag(addr); @@ -129,7 +129,7 @@ void kasan_unpoison(const void *addr, size_t size) return; /* Unpoison all granules that cover the object. */ - kasan_poison(addr, round_up(size, KASAN_GRANULE_SIZE), tag); + kasan_poison(addr, round_up(size, KASAN_GRANULE_SIZE), tag, false); /* Partially poison the last granule for the generic mode. */ if (IS_ENABLED(CONFIG_KASAN_GENERIC)) @@ -344,7 +344,7 @@ void kasan_poison_vmalloc(const void *start, unsigned long size) return; size = round_up(size, KASAN_GRANULE_SIZE); - kasan_poison(start, size, KASAN_VMALLOC_INVALID); + kasan_poison(start, size, KASAN_VMALLOC_INVALID, false); } void kasan_unpoison_vmalloc(const void *start, unsigned long size) @@ -352,7 +352,7 @@ void kasan_unpoison_vmalloc(const void *start, unsigned long size) if (!is_vmalloc_or_module_addr(start)) return; - kasan_unpoison(start, size); + kasan_unpoison(start, size, false); } static int kasan_depopulate_vmalloc_pte(pte_t *ptep, unsigned long addr, diff --git a/mm/kasan/sw_tags.c b/mm/kasan/sw_tags.c index 94c2d33be333..bd0c64d4e4d9 100644 --- a/mm/kasan/sw_tags.c +++ b/mm/kasan/sw_tags.c @@ -159,7 +159,7 @@ EXPORT_SYMBOL(__hwasan_storeN_noabort); void __hwasan_tag_memory(unsigned long addr, u8 tag, unsigned long size) { - kasan_poison((void *)addr, size, tag); + kasan_poison((void *)addr, size, tag, false); } EXPORT_SYMBOL(__hwasan_tag_memory); diff --git a/mm/khugepaged.c b/mm/khugepaged.c index 1af1ebed33d0..53214e28e093 100644 --- a/mm/khugepaged.c +++ b/mm/khugepaged.c @@ -440,18 +440,28 @@ static inline int khugepaged_test_exit(struct mm_struct *mm) static bool hugepage_vma_check(struct vm_area_struct *vma, unsigned long vm_flags) { - if ((!(vm_flags & VM_HUGEPAGE) && !khugepaged_always()) || - (vm_flags & VM_NOHUGEPAGE) || + /* Explicitly disabled through madvise. */ + if ((vm_flags & VM_NOHUGEPAGE) || test_bit(MMF_DISABLE_THP, &vma->vm_mm->flags)) return false; - if (shmem_file(vma->vm_file) || - (IS_ENABLED(CONFIG_READ_ONLY_THP_FOR_FS) && - vma->vm_file && - (vm_flags & VM_DENYWRITE))) { + /* Enabled via shmem mount options or sysfs settings. */ + if (shmem_file(vma->vm_file) && shmem_huge_enabled(vma)) { return IS_ALIGNED((vma->vm_start >> PAGE_SHIFT) - vma->vm_pgoff, HPAGE_PMD_NR); } + + /* THP settings require madvise. */ + if (!(vm_flags & VM_HUGEPAGE) && !khugepaged_always()) + return false; + + /* Read-only file mappings need to be aligned for THP to work. */ + if (IS_ENABLED(CONFIG_READ_ONLY_THP_FOR_FS) && vma->vm_file && + (vm_flags & VM_DENYWRITE)) { + return IS_ALIGNED((vma->vm_start >> PAGE_SHIFT) - vma->vm_pgoff, + HPAGE_PMD_NR); + } + if (!vma->anon_vma || vma->vm_ops) return false; if (vma_is_temporary_stack(vma)) diff --git a/mm/madvise.c b/mm/madvise.c index 7a14642f9d4b..9ec5037bf297 100644 --- a/mm/madvise.c +++ b/mm/madvise.c @@ -1210,12 +1210,22 @@ SYSCALL_DEFINE5(process_madvise, int, pidfd, const struct iovec __user *, vec, goto release_task; } - mm = mm_access(task, PTRACE_MODE_ATTACH_FSCREDS); + /* Require PTRACE_MODE_READ to avoid leaking ASLR metadata. */ + mm = mm_access(task, PTRACE_MODE_READ_FSCREDS); if (IS_ERR_OR_NULL(mm)) { ret = IS_ERR(mm) ? PTR_ERR(mm) : -ESRCH; goto release_task; } + /* + * Require CAP_SYS_NICE for influencing process performance. Note that + * only non-destructive hints are currently supported. + */ + if (!capable(CAP_SYS_NICE)) { + ret = -EPERM; + goto release_mm; + } + total_len = iov_iter_count(&iter); while (iov_iter_count(&iter)) { @@ -1230,6 +1240,7 @@ SYSCALL_DEFINE5(process_madvise, int, pidfd, const struct iovec __user *, vec, if (ret == 0) ret = total_len - iov_iter_count(&iter); +release_mm: mmput(mm); release_task: put_task_struct(task); diff --git a/mm/memcontrol.c b/mm/memcontrol.c index a604e69ecfa5..d6966f1ebc7a 100644 --- a/mm/memcontrol.c +++ b/mm/memcontrol.c @@ -1083,13 +1083,9 @@ static __always_inline struct mem_cgroup *get_active_memcg(void) rcu_read_lock(); memcg = active_memcg(); - if (memcg) { - /* current->active_memcg must hold a ref. */ - if (WARN_ON_ONCE(!css_tryget(&memcg->css))) - memcg = root_mem_cgroup; - else - memcg = current->active_memcg; - } + /* remote memcg must hold a ref. */ + if (memcg && WARN_ON_ONCE(!css_tryget(&memcg->css))) + memcg = root_mem_cgroup; rcu_read_unlock(); return memcg; @@ -5668,10 +5664,8 @@ static int mem_cgroup_move_account(struct page *page, __mod_lruvec_state(from_vec, NR_ANON_MAPPED, -nr_pages); __mod_lruvec_state(to_vec, NR_ANON_MAPPED, nr_pages); if (PageTransHuge(page)) { - __mod_lruvec_state(from_vec, NR_ANON_THPS, - -nr_pages); - __mod_lruvec_state(to_vec, NR_ANON_THPS, - nr_pages); + __dec_lruvec_state(from_vec, NR_ANON_THPS); + __inc_lruvec_state(to_vec, NR_ANON_THPS); } } @@ -6810,7 +6804,19 @@ int mem_cgroup_charge(struct page *page, struct mm_struct *mm, gfp_t gfp_mask) memcg_check_events(memcg, page); local_irq_enable(); - if (PageSwapCache(page)) { + /* + * Cgroup1's unified memory+swap counter has been charged with the + * new swapcache page, finish the transfer by uncharging the swap + * slot. The swap slot would also get uncharged when it dies, but + * it can stick around indefinitely and we'd count the page twice + * the entire time. + * + * Cgroup2 has separate resource counters for memory and swap, + * so this is a non-issue here. Memory and swap charge lifetimes + * correspond 1:1 to page and swap slot lifetimes: we charge the + * page to memory here, and uncharge swap when the slot is freed. + */ + if (do_memsw_account() && PageSwapCache(page)) { swp_entry_t entry = { .val = page_private(page) }; /* * The swap entry might not get freed for a long time, diff --git a/mm/memory-failure.c b/mm/memory-failure.c index fd653c9953cf..570a20b42561 100644 --- a/mm/memory-failure.c +++ b/mm/memory-failure.c @@ -1237,6 +1237,12 @@ static int memory_failure_dev_pagemap(unsigned long pfn, int flags, */ put_page(page); + /* device metadata space is not recoverable */ + if (!pgmap_pfn_valid(pgmap, pfn)) { + rc = -ENXIO; + goto out; + } + /* * Prevent the inode from being freed while we are interrogating * the address_space, typically this would be handled by diff --git a/mm/memory.c b/mm/memory.c index f75874e05c34..02ff46099864 100644 --- a/mm/memory.c +++ b/mm/memory.c @@ -2206,11 +2206,11 @@ static int remap_pte_range(struct mm_struct *mm, pmd_t *pmd, unsigned long addr, unsigned long end, unsigned long pfn, pgprot_t prot) { - pte_t *pte; + pte_t *pte, *mapped_pte; spinlock_t *ptl; int err = 0; - pte = pte_alloc_map_lock(mm, pmd, addr, &ptl); + mapped_pte = pte = pte_alloc_map_lock(mm, pmd, addr, &ptl); if (!pte) return -ENOMEM; arch_enter_lazy_mmu_mode(); @@ -2224,7 +2224,7 @@ static int remap_pte_range(struct mm_struct *mm, pmd_t *pmd, pfn++; } while (pte++, addr += PAGE_SIZE, addr != end); arch_leave_lazy_mmu_mode(); - pte_unmap_unlock(pte - 1, ptl); + pte_unmap_unlock(mapped_pte, ptl); return err; } @@ -3278,6 +3278,14 @@ static vm_fault_t do_wp_page(struct vm_fault *vmf) return handle_userfault(vmf, VM_UFFD_WP); } + /* + * Userfaultfd write-protect can defer flushes. Ensure the TLB + * is flushed in this case before copying. + */ + if (unlikely(userfaultfd_wp(vmf->vma) && + mm_tlb_flush_pending(vmf->vma->vm_mm))) + flush_tlb_page(vmf->vma, vmf->address); + vmf->page = _vm_normal_page(vma, vmf->address, vmf->orig_pte, vmf->vma_flags); if (!vmf->page) { @@ -5642,17 +5650,19 @@ long copy_huge_page_from_user(struct page *dst_page, void *page_kaddr; unsigned long i, rc = 0; unsigned long ret_val = pages_per_huge_page * PAGE_SIZE; + struct page *subpage = dst_page; - for (i = 0; i < pages_per_huge_page; i++) { + for (i = 0; i < pages_per_huge_page; + i++, subpage = mem_map_next(subpage, dst_page, i)) { if (allow_pagefault) - page_kaddr = kmap(dst_page + i); + page_kaddr = kmap(subpage); else - page_kaddr = kmap_atomic(dst_page + i); + page_kaddr = kmap_atomic(subpage); rc = copy_from_user(page_kaddr, (const void __user *)(src + i * PAGE_SIZE), PAGE_SIZE); if (allow_pagefault) - kunmap(dst_page + i); + kunmap(subpage); else kunmap_atomic(page_kaddr); diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c index df46f6b8f8cb..080abe95b5c8 100644 --- a/mm/memory_hotplug.c +++ b/mm/memory_hotplug.c @@ -596,8 +596,7 @@ void generic_online_page(struct page *page, unsigned int order) * so we should map it first. This is better than introducing a special * case in page freeing fast path. */ - if (debug_pagealloc_enabled_static()) - kernel_map_pages(page, 1 << order, 1); + debug_pagealloc_map_pages(page, 1 << order); __free_pages_core(page, order); totalram_pages_add(1UL << order); #ifdef CONFIG_HIGHMEM @@ -1020,7 +1019,7 @@ static int online_memory_block(struct memory_block *mem, void *arg) */ int __ref add_memory_resource(int nid, struct resource *res, mhp_t mhp_flags) { - struct mhp_params params = { .pgprot = PAGE_KERNEL }; + struct mhp_params params = { .pgprot = pgprot_mhp(PAGE_KERNEL) }; u64 start, size; bool new_node = false; int ret; @@ -1532,6 +1531,7 @@ int __ref offline_pages(unsigned long start_pfn, unsigned long nr_pages) } node = zone_to_nid(zone); + lru_cache_disable(); /* set above range as isolated */ ret = start_isolate_page_range(start_pfn, end_pfn, MIGRATE_MOVABLE, @@ -1562,7 +1562,6 @@ int __ref offline_pages(unsigned long start_pfn, unsigned long nr_pages) } cond_resched(); - lru_add_drain_all(); ret = scan_movable_pages(pfn, end_pfn, &pfn); if (!ret) { @@ -1620,6 +1619,7 @@ int __ref offline_pages(unsigned long start_pfn, unsigned long nr_pages) zone->nr_isolate_pageblock -= nr_pages / pageblock_nr_pages; spin_unlock_irqrestore(&zone->lock, flags); + lru_cache_enable(); /* removal success */ adjust_managed_page_count(pfn_to_page(start_pfn), -nr_pages); zone->present_pages -= nr_pages; diff --git a/mm/mempolicy.c b/mm/mempolicy.c index c627bac1b374..58abb6d96f43 100644 --- a/mm/mempolicy.c +++ b/mm/mempolicy.c @@ -1124,12 +1124,10 @@ int do_migrate_pages(struct mm_struct *mm, const nodemask_t *from, const nodemask_t *to, int flags) { int busy = 0; - int err; + int err = 0; nodemask_t tmp; - err = migrate_prep(); - if (err) - return err; + lru_cache_disable(); mmap_read_lock(mm); @@ -1213,6 +1211,8 @@ int do_migrate_pages(struct mm_struct *mm, const nodemask_t *from, break; } mmap_read_unlock(mm); + + lru_cache_enable(); if (err < 0) return err; return busy; @@ -1328,9 +1328,7 @@ static long do_mbind(unsigned long start, unsigned long len, if (flags & (MPOL_MF_MOVE | MPOL_MF_MOVE_ALL)) { - err = migrate_prep(); - if (err) - goto mpol_out; + lru_cache_disable(); } { NODEMASK_SCRATCH(scratch); @@ -1378,6 +1376,8 @@ up_out: mmap_write_unlock(mm); mpol_out: mpol_put(new); + if (flags & (MPOL_MF_MOVE | MPOL_MF_MOVE_ALL)) + lru_cache_enable(); return err; } diff --git a/mm/mempool.c b/mm/mempool.c index 79959fac27d7..fe19d290a301 100644 --- a/mm/mempool.c +++ b/mm/mempool.c @@ -106,7 +106,7 @@ static __always_inline void kasan_poison_element(mempool_t *pool, void *element) if (pool->alloc == mempool_alloc_slab || pool->alloc == mempool_kmalloc) kasan_slab_free_mempool(element); else if (pool->alloc == mempool_alloc_pages) - kasan_free_pages(element, (unsigned long)pool->pool_data); + kasan_free_pages(element, (unsigned long)pool->pool_data, false); } static void kasan_unpoison_element(mempool_t *pool, void *element) @@ -114,7 +114,7 @@ static void kasan_unpoison_element(mempool_t *pool, void *element) if (pool->alloc == mempool_alloc_slab || pool->alloc == mempool_kmalloc) kasan_unpoison_range(element, __ksize(element)); else if (pool->alloc == mempool_alloc_pages) - kasan_alloc_pages(element, (unsigned long)pool->pool_data); + kasan_alloc_pages(element, (unsigned long)pool->pool_data, false); } static __always_inline void add_element(mempool_t *pool, void *element) diff --git a/mm/memremap.c b/mm/memremap.c index 16b2fb482da1..2455bac89506 100644 --- a/mm/memremap.c +++ b/mm/memremap.c @@ -80,6 +80,21 @@ static unsigned long pfn_first(struct dev_pagemap *pgmap, int range_id) return pfn + vmem_altmap_offset(pgmap_altmap(pgmap)); } +bool pgmap_pfn_valid(struct dev_pagemap *pgmap, unsigned long pfn) +{ + int i; + + for (i = 0; i < pgmap->nr_range; i++) { + struct range *range = &pgmap->ranges[i]; + + if (pfn >= PHYS_PFN(range->start) && + pfn <= PHYS_PFN(range->end)) + return pfn >= pfn_first(pgmap, i); + } + + return false; +} + static unsigned long pfn_end(struct dev_pagemap *pgmap, int range_id) { const struct range *range = &pgmap->ranges[range_id]; diff --git a/mm/migrate.c b/mm/migrate.c index a99747d3f917..2275cf150cc8 100644 --- a/mm/migrate.c +++ b/mm/migrate.c @@ -57,32 +57,6 @@ #include "internal.h" -/* - * migrate_prep() needs to be called before we start compiling a list of pages - * to be migrated using isolate_lru_page(). If scheduling work on other CPUs is - * undesirable, use migrate_prep_local() - */ -int migrate_prep(void) -{ - /* - * Clear the LRU lists so pages can be isolated. - * Note that pages may be moved off the LRU after we have - * drained them. Those pages will fail to migrate like other - * pages that may be busy. - */ - lru_add_drain_all(); - - return 0; -} - -/* Do the necessary work of migrate_prep but not if it involves other CPUs */ -int migrate_prep_local(void) -{ - lru_add_drain(); - - return 0; -} - int isolate_movable_page(struct page *page, isolate_mode_t mode) { struct address_space *mapping; @@ -1723,7 +1697,7 @@ static int do_pages_move(struct mm_struct *mm, nodemask_t task_nodes, int start, i; int err = 0, err1; - migrate_prep(); + lru_cache_disable(); for (i = start = 0; i < nr_pages; i++) { const void __user *p; @@ -1792,6 +1766,7 @@ out_flush: if (err >= 0) err = err1; out: + lru_cache_enable(); return err; } diff --git a/mm/mremap.c b/mm/mremap.c index 3839807cdfaa..45e8e7617b38 100644 --- a/mm/mremap.c +++ b/mm/mremap.c @@ -660,8 +660,8 @@ static struct vm_area_struct *vma_to_resize(unsigned long addr, return ERR_PTR(-EINVAL); } - if (flags & MREMAP_DONTUNMAP && (!vma_is_anonymous(vma) || - vma->vm_flags & VM_SHARED)) + if ((flags & MREMAP_DONTUNMAP) && + (vma->vm_flags & (VM_DONTEXPAND | VM_PFNMAP))) return ERR_PTR(-EINVAL); if (is_vm_hugetlb_page(vma)) diff --git a/mm/page_alloc.c b/mm/page_alloc.c index 608c34118935..8ae4a22aa712 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -107,6 +107,17 @@ typedef int __bitwise fpi_t; */ #define FPI_TO_TAIL ((__force fpi_t)BIT(1)) +/* + * Don't poison memory with KASAN (only for the tag-based modes). + * During boot, all non-reserved memblock memory is exposed to page_alloc. + * Poisoning all that memory lengthens boot time, especially on systems with + * large amount of RAM. This flag is used to skip that poisoning. + * This is only done for the tag-based KASAN modes, as those are able to + * detect memory corruptions with the memory tags assigned by default. + * All memory allocated normally after boot gets poisoned as usual. + */ +#define FPI_SKIP_KASAN_POISON ((__force fpi_t)BIT(2)) + /* prevent >1 _updater_ of zone percpu pageset ->high and ->batch fields */ static DEFINE_MUTEX(pcp_batch_high_lock); #define MIN_PERCPU_PAGELIST_FRACTION (8) @@ -166,53 +177,26 @@ unsigned long totalcma_pages __read_mostly; int percpu_pagelist_fraction; gfp_t gfp_allowed_mask __read_mostly = GFP_BOOT_MASK; -#ifdef CONFIG_INIT_ON_ALLOC_DEFAULT_ON -DEFINE_STATIC_KEY_TRUE(init_on_alloc); -#else DEFINE_STATIC_KEY_FALSE(init_on_alloc); -#endif EXPORT_SYMBOL(init_on_alloc); -#ifdef CONFIG_INIT_ON_FREE_DEFAULT_ON -DEFINE_STATIC_KEY_TRUE(init_on_free); -#else DEFINE_STATIC_KEY_FALSE(init_on_free); -#endif EXPORT_SYMBOL(init_on_free); +static bool _init_on_alloc_enabled_early __read_mostly + = IS_ENABLED(CONFIG_INIT_ON_ALLOC_DEFAULT_ON); static int __init early_init_on_alloc(char *buf) { - int ret; - bool bool_result; - ret = kstrtobool(buf, &bool_result); - if (ret) - return ret; - if (bool_result && page_poisoning_enabled()) - pr_info("mem auto-init: CONFIG_PAGE_POISONING is on, will take precedence over init_on_alloc\n"); - if (bool_result) - static_branch_enable(&init_on_alloc); - else - static_branch_disable(&init_on_alloc); - return 0; + return kstrtobool(buf, &_init_on_alloc_enabled_early); } early_param("init_on_alloc", early_init_on_alloc); +static bool _init_on_free_enabled_early __read_mostly + = IS_ENABLED(CONFIG_INIT_ON_FREE_DEFAULT_ON); static int __init early_init_on_free(char *buf) { - int ret; - bool bool_result; - - ret = kstrtobool(buf, &bool_result); - if (ret) - return ret; - if (bool_result && page_poisoning_enabled()) - pr_info("mem auto-init: CONFIG_PAGE_POISONING is on, will take precedence over init_on_free\n"); - if (bool_result) - static_branch_enable(&init_on_free); - else - static_branch_disable(&init_on_free); - return 0; + return kstrtobool(buf, &_init_on_free_enabled_early); } early_param("init_on_free", early_init_on_free); @@ -422,10 +406,15 @@ static DEFINE_STATIC_KEY_TRUE(deferred_pages); * on-demand allocation and then freed again before the deferred pages * initialization is done, but this is not likely to happen. */ -static inline void kasan_free_nondeferred_pages(struct page *page, int order) +static inline void kasan_free_nondeferred_pages(struct page *page, int order, + bool init, fpi_t fpi_flags) { - if (!static_branch_unlikely(&deferred_pages)) - kasan_free_pages(page, order); + if (static_branch_unlikely(&deferred_pages)) + return; + if (!IS_ENABLED(CONFIG_KASAN_GENERIC) && + (fpi_flags & FPI_SKIP_KASAN_POISON)) + return; + kasan_free_pages(page, order, init); } /* Returns true if the struct page for the pfn is uninitialised */ @@ -476,7 +465,14 @@ defer_init(int nid, unsigned long pfn, unsigned long end_pfn) return false; } #else -#define kasan_free_nondeferred_pages(p, o) kasan_free_pages(p, o) +static inline void kasan_free_nondeferred_pages(struct page *page, int order, + bool init, fpi_t fpi_flags) +{ + if (!IS_ENABLED(CONFIG_KASAN_GENERIC) && + (fpi_flags & FPI_SKIP_KASAN_POISON)) + return; + kasan_free_pages(page, order, init); +} static inline bool early_page_uninitialised(unsigned long pfn) { @@ -743,19 +739,6 @@ static int __init early_debug_pagealloc(char *buf) } early_param("debug_pagealloc", early_debug_pagealloc); -void init_debug_pagealloc(void) -{ - if (!debug_pagealloc_enabled()) - return; - - static_branch_enable(&_debug_pagealloc_enabled); - - if (!debug_guardpage_minorder()) - return; - - static_branch_enable(&_debug_guardpage_enabled); -} - static int __init debug_guardpage_minorder_setup(char *buf) { unsigned long res; @@ -807,6 +790,53 @@ static inline void clear_page_guard(struct zone *zone, struct page *page, unsigned int order, int migratetype) {} #endif +/* + * Enable static keys related to various memory debugging and hardening options. + * Some override others, and depend on early params that are evaluated in the + * order of appearance. So we need to first gather the full picture of what was + * enabled, and then make decisions. + */ +void init_mem_debugging_and_hardening(void) +{ + if (_init_on_alloc_enabled_early) { + if (page_poisoning_enabled()) + pr_info("mem auto-init: CONFIG_PAGE_POISONING is on, " + "will take precedence over init_on_alloc\n"); + else + static_branch_enable(&init_on_alloc); + } + if (_init_on_free_enabled_early) { + if (page_poisoning_enabled()) + pr_info("mem auto-init: CONFIG_PAGE_POISONING is on, " + "will take precedence over init_on_free\n"); + else + static_branch_enable(&init_on_free); + } + +#ifdef CONFIG_PAGE_POISONING + /* + * Page poisoning is debug page alloc for some arches. If + * either of those options are enabled, enable poisoning. + */ + if (page_poisoning_enabled() || + (!IS_ENABLED(CONFIG_ARCH_SUPPORTS_DEBUG_PAGEALLOC) && + debug_pagealloc_enabled())) + static_branch_enable(&_page_poisoning_enabled); +#endif + +#ifdef CONFIG_DEBUG_PAGEALLOC + if (!debug_pagealloc_enabled()) + return; + + static_branch_enable(&_debug_pagealloc_enabled); + + if (!debug_guardpage_minorder()) + return; + + static_branch_enable(&_debug_guardpage_enabled); +#endif +} + static inline void set_buddy_order(struct page *page, unsigned int order) { set_page_private(page, order); @@ -1220,9 +1250,10 @@ static void kernel_init_free_pages(struct page *page, int numpages) } static __always_inline bool free_pages_prepare(struct page *page, - unsigned int order, bool check_free) + unsigned int order, bool check_free, fpi_t fpi_flags) { int bad = 0; + bool init; VM_BUG_ON_PAGE(PageTail(page), page); @@ -1280,10 +1311,22 @@ static __always_inline bool free_pages_prepare(struct page *page, debug_check_no_obj_freed(page_address(page), PAGE_SIZE << order); } - if (want_init_on_free()) - kernel_init_free_pages(page, 1 << order); - kernel_poison_pages(page, 1 << order, 0); + kernel_poison_pages(page, 1 << order); + + /* + * As memory initialization might be integrated into KASAN, + * kasan_free_pages and kernel_init_free_pages must be + * kept together to avoid discrepancies in behavior. + * + * With hardware tag-based KASAN, memory tags must be set before the + * page becomes unavailable via debug_pagealloc or arch_free_page. + */ + init = want_init_on_free(); + if (init && !kasan_has_integrated_init()) + kernel_init_free_pages(page, 1 << order); + kasan_free_nondeferred_pages(page, order, init, fpi_flags); + /* * arch_free_page() can make the page's contents inaccessible. s390 * does this. So nothing which can access the page's contents should @@ -1291,10 +1334,7 @@ static __always_inline bool free_pages_prepare(struct page *page, */ arch_free_page(page, order); - if (debug_pagealloc_enabled_static()) - kernel_map_pages(page, 1 << order, 0); - - kasan_free_nondeferred_pages(page, order); + debug_pagealloc_unmap_pages(page, 1 << order); return true; } @@ -1307,7 +1347,7 @@ static __always_inline bool free_pages_prepare(struct page *page, */ static bool free_pcp_prepare(struct page *page) { - return free_pages_prepare(page, 0, true); + return free_pages_prepare(page, 0, true, FPI_NONE); } static bool bulkfree_pcp_prepare(struct page *page) @@ -1327,9 +1367,9 @@ static bool bulkfree_pcp_prepare(struct page *page) static bool free_pcp_prepare(struct page *page) { if (debug_pagealloc_enabled_static()) - return free_pages_prepare(page, 0, true); + return free_pages_prepare(page, 0, true, FPI_NONE); else - return free_pages_prepare(page, 0, false); + return free_pages_prepare(page, 0, false, FPI_NONE); } static bool bulkfree_pcp_prepare(struct page *page) @@ -1535,7 +1575,7 @@ static void __free_pages_ok(struct page *page, unsigned int order, int migratetype; unsigned long pfn = page_to_pfn(page); - if (!free_pages_prepare(page, order, true)) + if (!free_pages_prepare(page, order, true, fpi_flags)) return; migratetype = get_pfnblock_migratetype(page, pfn); @@ -1572,7 +1612,7 @@ void __free_pages_core(struct page *page, unsigned int order) * Bypass PCP and place fresh pages right to the tail, primarily * relevant for memory onlining. */ - __free_pages_ok(page, order, FPI_TO_TAIL); + __free_pages_ok(page, order, FPI_TO_TAIL | FPI_SKIP_KASAN_POISON); } #ifdef CONFIG_NEED_MULTIPLE_NODES @@ -2227,12 +2267,6 @@ static inline int check_new_page(struct page *page) return 1; } -static inline bool free_pages_prezeroed(void) -{ - return (IS_ENABLED(CONFIG_PAGE_POISONING_ZERO) && - page_poisoning_enabled()) || want_init_on_free(); -} - #ifdef CONFIG_DEBUG_VM /* * With DEBUG_VM enabled, order-0 pages are checked for expected state when @@ -2286,14 +2320,25 @@ static bool check_new_pages(struct page *page, unsigned int order) inline void post_alloc_hook(struct page *page, unsigned int order, gfp_t gfp_flags) { + bool init; + set_page_private(page, 0); set_page_refcounted(page); arch_alloc_page(page, order); - if (debug_pagealloc_enabled_static()) - kernel_map_pages(page, 1 << order, 1); - kasan_alloc_pages(page, order); - kernel_poison_pages(page, 1 << order, 1); + debug_pagealloc_map_pages(page, 1 << order); + + /* + * As memory initialization might be integrated into KASAN, + * kasan_alloc_pages and kernel_init_free_pages must be + * kept together to avoid discrepancies in behavior. + */ + init = !want_init_on_free() && want_init_on_alloc(gfp_flags); + kasan_alloc_pages(page, order, init); + if (init && !kasan_has_integrated_init()) + kernel_init_free_pages(page, 1 << order); + + kernel_unpoison_pages(page, 1 << order); set_page_owner(page, order, gfp_flags); } @@ -2302,9 +2347,6 @@ static void prep_new_page(struct page *page, unsigned int order, gfp_t gfp_flags { post_alloc_hook(page, order, gfp_flags); - if (!free_pages_prezeroed() && want_init_on_alloc(gfp_flags)) - kernel_init_free_pages(page, 1 << order); - if (order && (gfp_flags & __GFP_COMP)) prep_compound_page(page, order); @@ -4692,7 +4734,7 @@ __alloc_pages_slowpath(gfp_t gfp_mask, unsigned int order, int no_progress_loops; unsigned int cpuset_mems_cookie; int reserve_flags; - + unsigned long alloc_start = jiffies; /* * We also sanity check to catch abuse of atomic reserves being used by * callers that are not in atomic context. @@ -4934,6 +4976,7 @@ fail: warn_alloc(gfp_mask, ac->nodemask, "page allocation failure: order:%u", order); got_pg: + trace_android_vh_alloc_pages_slowpath(gfp_mask, order, alloc_start); return page; } @@ -6258,13 +6301,66 @@ static void __meminit zone_init_free_lists(struct zone *zone) } } +#if !defined(CONFIG_FLAT_NODE_MEM_MAP) +/* + * Only struct pages that correspond to ranges defined by memblock.memory + * are zeroed and initialized by going through __init_single_page() during + * memmap_init_zone(). + * + * But, there could be struct pages that correspond to holes in + * memblock.memory. This can happen because of the following reasons: + * - physical memory bank size is not necessarily the exact multiple of the + * arbitrary section size + * - early reserved memory may not be listed in memblock.memory + * - memory layouts defined with memmap= kernel parameter may not align + * nicely with memmap sections + * + * Explicitly initialize those struct pages so that: + * - PG_Reserved is set + * - zone and node links point to zone and node that span the page if the + * hole is in the middle of a zone + * - zone and node links point to adjacent zone/node if the hole falls on + * the zone boundary; the pages in such holes will be prepended to the + * zone/node above the hole except for the trailing pages in the last + * section that will be appended to the zone/node below. + */ +static u64 __meminit init_unavailable_range(unsigned long spfn, + unsigned long epfn, + int zone, int node) +{ + unsigned long pfn; + u64 pgcnt = 0; + + for (pfn = spfn; pfn < epfn; pfn++) { + if (!pfn_valid(ALIGN_DOWN(pfn, pageblock_nr_pages))) { + pfn = ALIGN_DOWN(pfn, pageblock_nr_pages) + + pageblock_nr_pages - 1; + continue; + } + __init_single_page(pfn_to_page(pfn), pfn, zone, node); + __SetPageReserved(pfn_to_page(pfn)); + pgcnt++; + } + + return pgcnt; +} +#else +static inline u64 init_unavailable_range(unsigned long spfn, unsigned long epfn, + int zone, int node) +{ + return 0; +} +#endif + void __meminit __weak memmap_init(unsigned long size, int nid, unsigned long zone, unsigned long range_start_pfn) { + static unsigned long hole_pfn; unsigned long start_pfn, end_pfn; unsigned long range_end_pfn = range_start_pfn + size; int i; + u64 pgcnt = 0; for_each_mem_pfn_range(i, nid, &start_pfn, &end_pfn, NULL) { start_pfn = clamp(start_pfn, range_start_pfn, range_end_pfn); @@ -6275,7 +6371,29 @@ void __meminit __weak memmap_init(unsigned long size, int nid, memmap_init_zone(size, nid, zone, start_pfn, range_end_pfn, MEMINIT_EARLY, NULL, MIGRATE_MOVABLE); } + + if (hole_pfn < start_pfn) + pgcnt += init_unavailable_range(hole_pfn, start_pfn, + zone, nid); + hole_pfn = end_pfn; } + +#ifdef CONFIG_SPARSEMEM + /* + * Initialize the hole in the range [zone_end_pfn, section_end]. + * If zone boundary falls in the middle of a section, this hole + * will be re-initialized during the call to this function for the + * higher zone. + */ + end_pfn = round_up(range_end_pfn, PAGES_PER_SECTION); + if (hole_pfn < end_pfn) + pgcnt += init_unavailable_range(hole_pfn, end_pfn, + zone, nid); +#endif + + if (pgcnt) + pr_info(" %s zone: %llu pages in unavailable ranges\n", + zone_names[zone], pgcnt); } static int zone_batchsize(struct zone *zone) @@ -7068,88 +7186,6 @@ void __init free_area_init_memoryless_node(int nid) free_area_init_node(nid); } -#if !defined(CONFIG_FLAT_NODE_MEM_MAP) -/* - * Initialize all valid struct pages in the range [spfn, epfn) and mark them - * PageReserved(). Return the number of struct pages that were initialized. - */ -static u64 __init init_unavailable_range(unsigned long spfn, unsigned long epfn) -{ - unsigned long pfn; - u64 pgcnt = 0; - - for (pfn = spfn; pfn < epfn; pfn++) { - if (!pfn_valid(ALIGN_DOWN(pfn, pageblock_nr_pages))) { - pfn = ALIGN_DOWN(pfn, pageblock_nr_pages) - + pageblock_nr_pages - 1; - continue; - } - /* - * Use a fake node/zone (0) for now. Some of these pages - * (in memblock.reserved but not in memblock.memory) will - * get re-initialized via reserve_bootmem_region() later. - */ - __init_single_page(pfn_to_page(pfn), pfn, 0, 0); - __SetPageReserved(pfn_to_page(pfn)); - pgcnt++; - } - - return pgcnt; -} - -/* - * Only struct pages that are backed by physical memory are zeroed and - * initialized by going through __init_single_page(). But, there are some - * struct pages which are reserved in memblock allocator and their fields - * may be accessed (for example page_to_pfn() on some configuration accesses - * flags). We must explicitly initialize those struct pages. - * - * This function also addresses a similar issue where struct pages are left - * uninitialized because the physical address range is not covered by - * memblock.memory or memblock.reserved. That could happen when memblock - * layout is manually configured via memmap=, or when the highest physical - * address (max_pfn) does not end on a section boundary. - */ -static void __init init_unavailable_mem(void) -{ - phys_addr_t start, end; - u64 i, pgcnt; - phys_addr_t next = 0; - - /* - * Loop through unavailable ranges not covered by memblock.memory. - */ - pgcnt = 0; - for_each_mem_range(i, &start, &end) { - if (next < start) - pgcnt += init_unavailable_range(PFN_DOWN(next), - PFN_UP(start)); - next = end; - } - - /* - * Early sections always have a fully populated memmap for the whole - * section - see pfn_valid(). If the last section has holes at the - * end and that section is marked "online", the memmap will be - * considered initialized. Make sure that memmap has a well defined - * state. - */ - pgcnt += init_unavailable_range(PFN_DOWN(next), - round_up(max_pfn, PAGES_PER_SECTION)); - - /* - * Struct pages that do not have backing memory. This could be because - * firmware is using some of this memory, or for some other reasons. - */ - if (pgcnt) - pr_info("Zeroed struct page in unavailable ranges: %lld pages", pgcnt); -} -#else -static inline void __init init_unavailable_mem(void) -{ -} -#endif /* !CONFIG_FLAT_NODE_MEM_MAP */ - #if MAX_NUMNODES > 1 /* * Figure out the number of possible node ids. @@ -7573,7 +7609,6 @@ void __init free_area_init(unsigned long *max_zone_pfn) /* Initialise every node */ mminit_verify_pageflags_layout(); setup_nr_node_ids(); - init_unavailable_mem(); for_each_online_node(nid) { pg_data_t *pgdat = NODE_DATA(nid); free_area_init_node(nid); @@ -8480,6 +8515,27 @@ static unsigned long pfn_max_align_up(unsigned long pfn) pageblock_nr_pages)); } +#if defined(CONFIG_DYNAMIC_DEBUG) || \ + (defined(CONFIG_DYNAMIC_DEBUG_CORE) && defined(DYNAMIC_DEBUG_MODULE)) +/* Usage: See admin-guide/dynamic-debug-howto.rst */ +static void alloc_contig_dump_pages(struct list_head *page_list) +{ + DEFINE_DYNAMIC_DEBUG_METADATA(descriptor, "migrate failure"); + + if (DYNAMIC_DEBUG_BRANCH(descriptor)) { + struct page *page; + + dump_stack(); + list_for_each_entry(page, page_list, lru) + dump_page(page, "migration failure"); + } +} +#else +static inline void alloc_contig_dump_pages(struct list_head *page_list) +{ +} +#endif + /* [start, end) must belong to a single zone. */ static int __alloc_contig_migrate_range(struct compact_control *cc, unsigned long start, unsigned long end) @@ -8498,7 +8554,7 @@ static int __alloc_contig_migrate_range(struct compact_control *cc, if (cc->alloc_contig && cc->mode == MIGRATE_ASYNC) max_tries = 1; - migrate_prep(); + lru_cache_disable(); while (pfn < end || !list_empty(&cc->migratepages)) { if (fatal_signal_pending(current)) { @@ -8526,7 +8582,10 @@ static int __alloc_contig_migrate_range(struct compact_control *cc, ret = migrate_pages(&cc->migratepages, alloc_migration_target, NULL, (unsigned long)&mtc, cc->mode, MR_CONTIG_RANGE); } + + lru_cache_enable(); if (ret < 0) { + alloc_contig_dump_pages(&cc->migratepages); putback_movable_pages(&cc->migratepages); return ret; } diff --git a/mm/page_io.c b/mm/page_io.c index 433df1263349..f2900cf6c5b4 100644 --- a/mm/page_io.c +++ b/mm/page_io.c @@ -60,9 +60,9 @@ void end_swap_bio_write(struct bio *bio) * Also clear PG_reclaim to avoid rotate_reclaimable_page() */ set_page_dirty(page); - pr_alert("Write-error on swap-device (%u:%u:%llu)\n", - MAJOR(bio_dev(bio)), MINOR(bio_dev(bio)), - (unsigned long long)bio->bi_iter.bi_sector); + pr_alert_ratelimited("Write-error on swap-device (%u:%u:%llu)\n", + MAJOR(bio_dev(bio)), MINOR(bio_dev(bio)), + (unsigned long long)bio->bi_iter.bi_sector); ClearPageReclaim(page); } end_page_writeback(page); @@ -125,9 +125,9 @@ static void end_swap_bio_read(struct bio *bio) if (bio->bi_status) { SetPageError(page); ClearPageUptodate(page); - pr_alert("Read-error on swap-device (%u:%u:%llu)\n", - MAJOR(bio_dev(bio)), MINOR(bio_dev(bio)), - (unsigned long long)bio->bi_iter.bi_sector); + pr_alert_ratelimited("Read-error on swap-device (%u:%u:%llu)\n", + MAJOR(bio_dev(bio)), MINOR(bio_dev(bio)), + (unsigned long long)bio->bi_iter.bi_sector); goto out; } @@ -273,11 +273,6 @@ out: return ret; } -static sector_t swap_page_sector(struct page *page) -{ - return (sector_t)__page_file_index(page) << (PAGE_SHIFT - 9); -} - static inline void count_swpout_vm_event(struct page *page) { #ifdef CONFIG_TRANSPARENT_HUGEPAGE diff --git a/mm/page_owner.c b/mm/page_owner.c index 6be7d57b0e37..3bf9b2f71208 100644 --- a/mm/page_owner.c +++ b/mm/page_owner.c @@ -27,6 +27,7 @@ struct page_owner { depot_stack_handle_t handle; depot_stack_handle_t free_handle; u64 ts_nsec; + u64 free_ts_nsec; pid_t pid; }; @@ -168,6 +169,7 @@ void __reset_page_owner(struct page *page, unsigned int order) struct page_ext *page_ext; depot_stack_handle_t handle = 0; struct page_owner *page_owner; + u64 free_ts_nsec = local_clock(); handle = save_stack(GFP_NOWAIT | __GFP_NOWARN); @@ -178,6 +180,7 @@ void __reset_page_owner(struct page *page, unsigned int order) __clear_bit(PAGE_EXT_OWNER_ALLOCATED, &page_ext->flags); page_owner = get_page_owner(page_ext); page_owner->free_handle = handle; + page_owner->free_ts_nsec = free_ts_nsec; page_ext = page_ext_next(page_ext); } } @@ -263,6 +266,7 @@ void __copy_page_owner(struct page *oldpage, struct page *newpage) new_page_owner->handle = old_page_owner->handle; new_page_owner->pid = old_page_owner->pid; new_page_owner->ts_nsec = old_page_owner->ts_nsec; + new_page_owner->free_ts_nsec = old_page_owner->ts_nsec; /* * We don't clear the bit on the oldpage as it's going to be freed @@ -376,10 +380,10 @@ print_page_owner(char __user *buf, size_t count, unsigned long pfn, return -ENOMEM; ret = snprintf(kbuf, count, - "Page allocated via order %u, mask %#x(%pGg), pid %d, ts %llu ns\n", + "Page allocated via order %u, mask %#x(%pGg), pid %d, ts %llu ns, free_ts %llu ns\n", page_owner->order, page_owner->gfp_mask, &page_owner->gfp_mask, page_owner->pid, - page_owner->ts_nsec); + page_owner->ts_nsec, page_owner->free_ts_nsec); if (ret >= count) goto err; @@ -455,9 +459,9 @@ void __dump_page_owner(struct page *page) else pr_alert("page_owner tracks the page as freed\n"); - pr_alert("page last allocated via order %u, migratetype %s, gfp_mask %#x(%pGg), pid %d, ts %llu\n", + pr_alert("page last allocated via order %u, migratetype %s, gfp_mask %#x(%pGg), pid %d, ts %llu, free_ts %llu\n", page_owner->order, migratetype_names[mt], gfp_mask, &gfp_mask, - page_owner->pid, page_owner->ts_nsec); + page_owner->pid, page_owner->ts_nsec, page_owner->free_ts_nsec); handle = READ_ONCE(page_owner->handle); if (!handle) { diff --git a/mm/page_poison.c b/mm/page_poison.c index e6c994af7518..65cdf844c8ad 100644 --- a/mm/page_poison.c +++ b/mm/page_poison.c @@ -8,45 +8,17 @@ #include #include -static DEFINE_STATIC_KEY_FALSE_RO(want_page_poisoning); +bool _page_poisoning_enabled_early; +EXPORT_SYMBOL(_page_poisoning_enabled_early); +DEFINE_STATIC_KEY_FALSE(_page_poisoning_enabled); +EXPORT_SYMBOL(_page_poisoning_enabled); static int __init early_page_poison_param(char *buf) { - int ret; - bool tmp; - - ret = strtobool(buf, &tmp); - if (ret) - return ret; - - if (tmp) - static_branch_enable(&want_page_poisoning); - else - static_branch_disable(&want_page_poisoning); - - return 0; + return kstrtobool(buf, &_page_poisoning_enabled_early); } early_param("page_poison", early_page_poison_param); -/** - * page_poisoning_enabled - check if page poisoning is enabled - * - * Return true if page poisoning is enabled, or false if not. - */ -bool page_poisoning_enabled(void) -{ - /* - * Assumes that debug_pagealloc_enabled is set before - * memblock_free_all. - * Page poisoning is debug page alloc for some arches. If - * either of those options are enabled, enable poisoning. - */ - return (static_branch_unlikely(&want_page_poisoning) || - (!IS_ENABLED(CONFIG_ARCH_SUPPORTS_DEBUG_PAGEALLOC) && - debug_pagealloc_enabled())); -} -EXPORT_SYMBOL_GPL(page_poisoning_enabled); - static void poison_page(struct page *page) { void *addr = kmap_atomic(page); @@ -58,7 +30,7 @@ static void poison_page(struct page *page) kunmap_atomic(addr); } -static void poison_pages(struct page *page, int n) +void __kernel_poison_pages(struct page *page, int n) { int i; @@ -79,9 +51,6 @@ static void check_poison_mem(unsigned char *mem, size_t bytes) unsigned char *start; unsigned char *end; - if (IS_ENABLED(CONFIG_PAGE_POISONING_NO_SANITY)) - return; - start = memchr_inv(mem, PAGE_POISON, bytes); if (!start) return; @@ -117,7 +86,7 @@ static void unpoison_page(struct page *page) kunmap_atomic(addr); } -static void unpoison_pages(struct page *page, int n) +void __kernel_unpoison_pages(struct page *page, int n) { int i; @@ -125,17 +94,6 @@ static void unpoison_pages(struct page *page, int n) unpoison_page(page + i); } -void kernel_poison_pages(struct page *page, int numpages, int enable) -{ - if (!page_poisoning_enabled()) - return; - - if (enable) - unpoison_pages(page, numpages); - else - poison_pages(page, numpages); -} - #ifndef CONFIG_ARCH_SUPPORTS_DEBUG_PAGEALLOC void __kernel_map_pages(struct page *page, int numpages, int enable) { diff --git a/mm/slab.c b/mm/slab.c index 79a7ed1a8978..74e0ca9df168 100644 --- a/mm/slab.c +++ b/mm/slab.c @@ -1435,7 +1435,7 @@ static void slab_kernel_map(struct kmem_cache *cachep, void *objp, int map) if (!is_debug_pagealloc_cache(cachep)) return; - kernel_map_pages(virt_to_page(objp), cachep->size / PAGE_SIZE, map); + __kernel_map_pages(virt_to_page(objp), cachep->size / PAGE_SIZE, map); } #else @@ -3216,6 +3216,7 @@ slab_alloc_node(struct kmem_cache *cachep, gfp_t flags, int nodeid, size_t orig_ void *ptr; int slab_node = numa_mem_id(); struct obj_cgroup *objcg = NULL; + bool init = false; flags &= gfp_allowed_mask; cachep = slab_pre_alloc_hook(cachep, &objcg, 1, flags); @@ -3254,12 +3255,10 @@ slab_alloc_node(struct kmem_cache *cachep, gfp_t flags, int nodeid, size_t orig_ out: local_irq_restore(save_flags); ptr = cache_alloc_debugcheck_after(cachep, flags, ptr, caller); - - if (unlikely(slab_want_init_on_alloc(flags, cachep)) && ptr) - memset(ptr, 0, cachep->object_size); + init = slab_want_init_on_alloc(flags, cachep); out_hooks: - slab_post_alloc_hook(cachep, objcg, flags, 1, &ptr); + slab_post_alloc_hook(cachep, objcg, flags, 1, &ptr, init); return ptr; } @@ -3301,6 +3300,7 @@ slab_alloc(struct kmem_cache *cachep, gfp_t flags, size_t orig_size, unsigned lo unsigned long save_flags; void *objp; struct obj_cgroup *objcg = NULL; + bool init = false; flags &= gfp_allowed_mask; cachep = slab_pre_alloc_hook(cachep, &objcg, 1, flags); @@ -3317,12 +3317,10 @@ slab_alloc(struct kmem_cache *cachep, gfp_t flags, size_t orig_size, unsigned lo local_irq_restore(save_flags); objp = cache_alloc_debugcheck_after(cachep, flags, objp, caller); prefetchw(objp); - - if (unlikely(slab_want_init_on_alloc(flags, cachep)) && objp) - memset(objp, 0, cachep->object_size); + init = slab_want_init_on_alloc(flags, cachep); out: - slab_post_alloc_hook(cachep, objcg, flags, 1, &objp); + slab_post_alloc_hook(cachep, objcg, flags, 1, &objp, init); return objp; } @@ -3427,17 +3425,24 @@ free_done: static __always_inline void __cache_free(struct kmem_cache *cachep, void *objp, unsigned long caller) { + bool init; + if (is_kfence_address(objp)) { kmemleak_free_recursive(objp, cachep->flags); __kfence_free(objp); return; } - if (unlikely(slab_want_init_on_free(cachep))) + /* + * As memory initialization might be integrated into KASAN, + * kasan_slab_free and initialization memset must be + * kept together to avoid discrepancies in behavior. + */ + init = slab_want_init_on_free(cachep); + if (init && !kasan_has_integrated_init()) memset(objp, 0, cachep->object_size); - - /* Put the object into the quarantine, don't touch it for now. */ - if (kasan_slab_free(cachep, objp)) + /* KASAN might put objp into memory quarantine, delaying its reuse. */ + if (kasan_slab_free(cachep, objp, init)) return; /* Use KCSAN to help debug racy use-after-free. */ @@ -3542,18 +3547,18 @@ int kmem_cache_alloc_bulk(struct kmem_cache *s, gfp_t flags, size_t size, cache_alloc_debugcheck_after_bulk(s, flags, size, p, _RET_IP_); - /* Clear memory outside IRQ disabled section */ - if (unlikely(slab_want_init_on_alloc(flags, s))) - for (i = 0; i < size; i++) - memset(p[i], 0, s->object_size); - - slab_post_alloc_hook(s, objcg, flags, size, p); + /* + * memcg and kmem_cache debug support and memory initialization. + * Done outside of the IRQ disabled section. + */ + slab_post_alloc_hook(s, objcg, flags, size, p, + slab_want_init_on_alloc(flags, s)); /* FIXME: Trace call missing. Christoph would like a bulk variant */ return size; error: local_irq_enable(); cache_alloc_debugcheck_after_bulk(s, flags, i, p, _RET_IP_); - slab_post_alloc_hook(s, objcg, flags, i, p); + slab_post_alloc_hook(s, objcg, flags, i, p, false); __kmem_cache_free_bulk(s, i, p); return 0; } diff --git a/mm/slab.h b/mm/slab.h index 59a57b05529a..ebdfc19c64db 100644 --- a/mm/slab.h +++ b/mm/slab.h @@ -556,15 +556,24 @@ static inline struct kmem_cache *slab_pre_alloc_hook(struct kmem_cache *s, } static inline void slab_post_alloc_hook(struct kmem_cache *s, - struct obj_cgroup *objcg, - gfp_t flags, size_t size, void **p) + struct obj_cgroup *objcg, gfp_t flags, + size_t size, void **p, bool init) { size_t i; flags &= gfp_allowed_mask; + + /* + * As memory initialization might be integrated into KASAN, + * kasan_slab_alloc and initialization memset must be + * kept together to avoid discrepancies in behavior. + * + * As p[i] might get tagged, memset and kmemleak hook come after KASAN. + */ for (i = 0; i < size; i++) { - p[i] = kasan_slab_alloc(s, p[i], flags); - /* As p[i] might get tagged, call kmemleak hook after KASAN. */ + p[i] = kasan_slab_alloc(s, p[i], flags, init); + if (p[i] && init && !kasan_has_integrated_init()) + memset(p[i], 0, s->object_size); kmemleak_alloc_recursive(p[i], s->object_size, 1, s->flags, flags); } diff --git a/mm/slab_common.c b/mm/slab_common.c index 758c503c59b1..dbe4ef8be9ba 100644 --- a/mm/slab_common.c +++ b/mm/slab_common.c @@ -27,7 +27,8 @@ #define CREATE_TRACE_POINTS #include - +#undef CREATE_TRACE_POINTS +#include #include "internal.h" #include "slab.h" @@ -841,8 +842,8 @@ void *kmalloc_order(size_t size, gfp_t flags, unsigned int order) page = alloc_pages(flags, order); if (likely(page)) { ret = page_address(page); - mod_node_page_state(page_pgdat(page), NR_SLAB_UNRECLAIMABLE_B, - PAGE_SIZE << order); + mod_lruvec_page_state(page, NR_SLAB_UNRECLAIMABLE_B, + PAGE_SIZE << order); } ret = kasan_kmalloc_large(ret, size, flags); /* As ret might get tagged, call kmemleak hook after KASAN. */ @@ -933,6 +934,7 @@ static void print_slabinfo_header(struct seq_file *m) seq_puts(m, " : globalstat "); seq_puts(m, " : cpustat "); #endif + trace_android_vh_print_slabinfo_header(m); seq_putc(m, '\n'); } @@ -968,6 +970,7 @@ static void cache_show(struct kmem_cache *s, struct seq_file *m) seq_printf(m, " : slabdata %6lu %6lu %6lu", sinfo.active_slabs, sinfo.num_slabs, sinfo.shared_avail); slabinfo_show_stats(m, s); + trace_android_vh_cache_show(m, &sinfo, s); seq_putc(m, '\n'); } diff --git a/mm/slub.c b/mm/slub.c index e08e75f8b104..972637b2bae9 100644 --- a/mm/slub.c +++ b/mm/slub.c @@ -1535,7 +1535,8 @@ static __always_inline void kfree_hook(void *x) kasan_kfree_large(x); } -static __always_inline bool slab_free_hook(struct kmem_cache *s, void *x) +static __always_inline bool slab_free_hook(struct kmem_cache *s, + void *x, bool init) { kmemleak_free_recursive(x, s->flags); @@ -1561,8 +1562,25 @@ static __always_inline bool slab_free_hook(struct kmem_cache *s, void *x) __kcsan_check_access(x, s->object_size, KCSAN_ACCESS_WRITE | KCSAN_ACCESS_ASSERT); - /* KASAN might put x into memory quarantine, delaying its reuse */ - return kasan_slab_free(s, x); + /* + * As memory initialization might be integrated into KASAN, + * kasan_slab_free and initialization memset's must be + * kept together to avoid discrepancies in behavior. + * + * The initialization memset's clear the object and the metadata, + * but don't touch the SLAB redzone. + */ + if (init) { + int rsize; + + if (!kasan_has_integrated_init()) + memset(kasan_reset_tag(x), 0, s->object_size); + rsize = (s->flags & SLAB_RED_ZONE) ? s->red_left_pad : 0; + memset((char *)kasan_reset_tag(x) + s->inuse, 0, + s->size - s->inuse - rsize); + } + /* KASAN might put x into memory quarantine, delaying its reuse. */ + return kasan_slab_free(s, x, init); } static inline bool slab_free_freelist_hook(struct kmem_cache *s, @@ -1572,10 +1590,9 @@ static inline bool slab_free_freelist_hook(struct kmem_cache *s, void *object; void *next = *head; void *old_tail = *tail ? *tail : *head; - int rsize; if (is_kfence_address(next)) { - slab_free_hook(s, next); + slab_free_hook(s, next, false); return true; } @@ -1587,20 +1604,8 @@ static inline bool slab_free_freelist_hook(struct kmem_cache *s, object = next; next = get_freepointer(s, object); - if (slab_want_init_on_free(s)) { - /* - * Clear the object and the metadata, but don't touch - * the redzone. - */ - memset(kasan_reset_tag(object), 0, s->object_size); - rsize = (s->flags & SLAB_RED_ZONE) ? s->red_left_pad - : 0; - memset((char *)kasan_reset_tag(object) + s->inuse, 0, - s->size - s->inuse - rsize); - - } /* If object's reuse doesn't have to be delayed */ - if (!slab_free_hook(s, object)) { + if (!slab_free_hook(s, object, slab_want_init_on_free(s))) { /* Move object to the new freelist */ set_freepointer(s, object, *head); *head = object; @@ -1997,7 +2002,7 @@ static void *get_partial_node(struct kmem_cache *s, struct kmem_cache_node *n, t = acquire_slab(s, n, page, object == NULL, &objects); if (!t) - continue; /* cmpxchg raced */ + break; available += objects; if (!object) { @@ -2839,6 +2844,7 @@ static __always_inline void *slab_alloc_node(struct kmem_cache *s, struct page *page; unsigned long tid; struct obj_cgroup *objcg = NULL; + bool init = false; s = slab_pre_alloc_hook(s, &objcg, 1, gfpflags); if (!s) @@ -2916,12 +2922,10 @@ redo: } maybe_wipe_obj_freeptr(s, object); - - if (unlikely(slab_want_init_on_alloc(gfpflags, s)) && object) - memset(kasan_reset_tag(object), 0, s->object_size); + init = slab_want_init_on_alloc(gfpflags, s); out: - slab_post_alloc_hook(s, objcg, gfpflags, 1, &object); + slab_post_alloc_hook(s, objcg, gfpflags, 1, &object, init); return object; } @@ -3253,7 +3257,7 @@ int build_detached_freelist(struct kmem_cache *s, size_t size, } if (is_kfence_address(object)) { - slab_free_hook(df->s, object); + slab_free_hook(df->s, object, false); __kfence_free(object); p[size] = NULL; /* mark object processed */ return size; @@ -3373,20 +3377,16 @@ int kmem_cache_alloc_bulk(struct kmem_cache *s, gfp_t flags, size_t size, c->tid = next_tid(c->tid); local_irq_enable(); - /* Clear memory outside IRQ disabled fastpath loop */ - if (unlikely(slab_want_init_on_alloc(flags, s))) { - int j; - - for (j = 0; j < i; j++) - memset(kasan_reset_tag(p[j]), 0, s->object_size); - } - - /* memcg and kmem_cache debug support */ - slab_post_alloc_hook(s, objcg, flags, size, p); + /* + * memcg and kmem_cache debug support and memory initialization. + * Done outside of the IRQ disabled fastpath loop. + */ + slab_post_alloc_hook(s, objcg, flags, size, p, + slab_want_init_on_alloc(flags, s)); return i; error: local_irq_enable(); - slab_post_alloc_hook(s, objcg, flags, i, p); + slab_post_alloc_hook(s, objcg, flags, i, p, false); __kmem_cache_free_bulk(s, i, p); return 0; } @@ -3582,7 +3582,7 @@ static void early_kmem_cache_node_alloc(int node) init_object(kmem_cache_node, n, SLUB_RED_ACTIVE); init_tracking(kmem_cache_node, n); #endif - n = kasan_slab_alloc(kmem_cache_node, n, GFP_KERNEL); + n = kasan_slab_alloc(kmem_cache_node, n, GFP_KERNEL, false); page->freelist = get_freepointer(kmem_cache_node, n); page->inuse = 1; page->frozen = 0; @@ -4032,8 +4032,8 @@ static void *kmalloc_large_node(size_t size, gfp_t flags, int node) page = alloc_pages_node(node, flags, order); if (page) { ptr = page_address(page); - mod_node_page_state(page_pgdat(page), NR_SLAB_UNRECLAIMABLE_B, - PAGE_SIZE << order); + mod_lruvec_page_state(page, NR_SLAB_UNRECLAIMABLE_B, + PAGE_SIZE << order); } return kmalloc_large_node_hook(ptr, size, flags); @@ -4168,8 +4168,8 @@ void kfree(const void *x) BUG_ON(!PageCompound(page)); kfree_hook(object); - mod_node_page_state(page_pgdat(page), NR_SLAB_UNRECLAIMABLE_B, - -(PAGE_SIZE << order)); + mod_lruvec_page_state(page, NR_SLAB_UNRECLAIMABLE_B, + -(PAGE_SIZE << order)); __free_pages(page, order); return; } diff --git a/mm/swap.c b/mm/swap.c index d160a07830a7..b6c5e44e49f0 100644 --- a/mm/swap.c +++ b/mm/swap.c @@ -36,6 +36,7 @@ #include #include #include +#include #include "internal.h" @@ -257,6 +258,18 @@ static void pagevec_move_tail(struct pagevec *pvec) __count_vm_events(PGROTATED, pgmoved); } +/* return true if pagevec needs to drain */ +static bool pagevec_add_and_need_flush(struct pagevec *pvec, struct page *page) +{ + bool ret = false; + + if (!pagevec_add(pvec, page) || PageCompound(page) || + lru_cache_disabled()) + ret = true; + + return ret; +} + /* * Writeback is about to end against a page which has been marked for immediate * reclaim. If it still appears to be reclaimable, move it to the tail of the @@ -272,7 +285,7 @@ void rotate_reclaimable_page(struct page *page) get_page(page); local_lock_irqsave(&lru_rotate.lock, flags); pvec = this_cpu_ptr(&lru_rotate.pvec); - if (!pagevec_add(pvec, page) || PageCompound(page)) + if (pagevec_add_and_need_flush(pvec, page)) pagevec_move_tail(pvec); local_unlock_irqrestore(&lru_rotate.lock, flags); } @@ -357,7 +370,7 @@ static void activate_page(struct page *page) local_lock(&lru_pvecs.lock); pvec = this_cpu_ptr(&lru_pvecs.activate_page); get_page(page); - if (!pagevec_add(pvec, page) || PageCompound(page)) + if (pagevec_add_and_need_flush(pvec, page)) pagevec_lru_move_fn(pvec, __activate_page, NULL); local_unlock(&lru_pvecs.lock); } @@ -469,7 +482,7 @@ void lru_cache_add(struct page *page) get_page(page); local_lock(&lru_pvecs.lock); pvec = this_cpu_ptr(&lru_pvecs.lru_add); - if (!pagevec_add(pvec, page) || PageCompound(page)) + if (pagevec_add_and_need_flush(pvec, page)) __pagevec_lru_add(pvec); local_unlock(&lru_pvecs.lock); } @@ -653,6 +666,7 @@ void lru_add_drain_cpu(int cpu) pagevec_lru_move_fn(pvec, lru_lazyfree_fn, NULL); activate_page_drain(cpu); + invalidate_bh_lrus_cpu(cpu); } /** @@ -678,7 +692,7 @@ void deactivate_file_page(struct page *page) local_lock(&lru_pvecs.lock); pvec = this_cpu_ptr(&lru_pvecs.lru_deactivate_file); - if (!pagevec_add(pvec, page) || PageCompound(page)) + if (pagevec_add_and_need_flush(pvec, page)) pagevec_lru_move_fn(pvec, lru_deactivate_file_fn, NULL); local_unlock(&lru_pvecs.lock); } @@ -700,7 +714,7 @@ void deactivate_page(struct page *page) local_lock(&lru_pvecs.lock); pvec = this_cpu_ptr(&lru_pvecs.lru_deactivate); get_page(page); - if (!pagevec_add(pvec, page) || PageCompound(page)) + if (pagevec_add_and_need_flush(pvec, page)) pagevec_lru_move_fn(pvec, lru_deactivate_fn, NULL); local_unlock(&lru_pvecs.lock); } @@ -722,7 +736,7 @@ void mark_page_lazyfree(struct page *page) local_lock(&lru_pvecs.lock); pvec = this_cpu_ptr(&lru_pvecs.lru_lazyfree); get_page(page); - if (!pagevec_add(pvec, page) || PageCompound(page)) + if (pagevec_add_and_need_flush(pvec, page)) pagevec_lru_move_fn(pvec, lru_lazyfree_fn, NULL); local_unlock(&lru_pvecs.lock); } @@ -759,7 +773,7 @@ static void lru_add_drain_per_cpu(struct work_struct *dummy) * Calling this function with cpu hotplug locks held can actually lead * to obscure indirect dependencies via WQ context. */ -void lru_add_drain_all(void) +inline void __lru_add_drain_all(bool force_all_cpus) { /* * lru_drain_gen - Global pages generation number @@ -804,7 +818,7 @@ void lru_add_drain_all(void) * (C) Exit the draining operation if a newer generation, from another * lru_add_drain_all(), was already scheduled for draining. Check (A). */ - if (unlikely(this_gen != lru_drain_gen)) + if (unlikely(this_gen != lru_drain_gen && !force_all_cpus)) goto done; /* @@ -834,12 +848,14 @@ void lru_add_drain_all(void) for_each_online_cpu(cpu) { struct work_struct *work = &per_cpu(lru_add_drain_work, cpu); - if (pagevec_count(&per_cpu(lru_pvecs.lru_add, cpu)) || + if (force_all_cpus || + pagevec_count(&per_cpu(lru_pvecs.lru_add, cpu)) || data_race(pagevec_count(&per_cpu(lru_rotate.pvec, cpu))) || pagevec_count(&per_cpu(lru_pvecs.lru_deactivate_file, cpu)) || pagevec_count(&per_cpu(lru_pvecs.lru_deactivate, cpu)) || pagevec_count(&per_cpu(lru_pvecs.lru_lazyfree, cpu)) || - need_activate_page_drain(cpu)) { + need_activate_page_drain(cpu) || + has_bh_in_lru(cpu, NULL)) { INIT_WORK(work, lru_add_drain_per_cpu); queue_work_on(cpu, mm_percpu_wq, work); __cpumask_set_cpu(cpu, &has_work); @@ -852,6 +868,11 @@ void lru_add_drain_all(void) done: mutex_unlock(&lock); } + +void lru_add_drain_all(void) +{ + __lru_add_drain_all(false); +} #else void lru_add_drain_all(void) { @@ -859,6 +880,34 @@ void lru_add_drain_all(void) } #endif /* CONFIG_SMP */ +atomic_t lru_disable_count = ATOMIC_INIT(0); + +/* + * lru_cache_disable() needs to be called before we start compiling + * a list of pages to be migrated using isolate_lru_page(). + * It drains pages on LRU cache and then disable on all cpus until + * lru_cache_enable is called. + * + * Must be paired with a call to lru_cache_enable(). + */ +void lru_cache_disable(void) +{ + atomic_inc(&lru_disable_count); +#ifdef CONFIG_SMP + /* + * lru_add_drain_all in the force mode will schedule draining on + * all online CPUs so any calls of lru_cache_disabled wrapped by + * local_lock or preemption disabled would be ordered by that. + * The atomic operation doesn't need to have stronger ordering + * requirements because that is enforeced by the scheduling + * guarantees. + */ + __lru_add_drain_all(true); +#else + lru_add_drain(); +#endif +} + /** * release_pages - batched put_page() * @pages: array of pages to release diff --git a/mm/swapfile.c b/mm/swapfile.c index 7acfae06ee64..1d1e1c25aa8e 100644 --- a/mm/swapfile.c +++ b/mm/swapfile.c @@ -220,6 +220,19 @@ offset_to_swap_extent(struct swap_info_struct *sis, unsigned long offset) BUG(); } +sector_t swap_page_sector(struct page *page) +{ + struct swap_info_struct *sis = page_swap_info(page); + struct swap_extent *se; + sector_t sector; + pgoff_t offset; + + offset = __page_file_index(page); + se = offset_to_swap_extent(sis, offset); + sector = se->start_block + (offset - se->start_page); + return sector << (PAGE_SHIFT - 9); +} + /* * swap allocation tell device that a cluster of swap can now be discarded, * to allow the swap device to optimize its wear-levelling. diff --git a/mm/vmscan.c b/mm/vmscan.c index 9c1538438023..1f68053aa578 100644 --- a/mm/vmscan.c +++ b/mm/vmscan.c @@ -4149,8 +4149,13 @@ module_init(kswapd_init) */ int node_reclaim_mode __read_mostly; -#define RECLAIM_WRITE (1<<0) /* Writeout pages during reclaim */ -#define RECLAIM_UNMAP (1<<1) /* Unmap pages during reclaim */ +/* + * These bit locations are exposed in the vm.zone_reclaim_mode sysctl + * ABI. New bits are OK, but existing bits can never change. + */ +#define RECLAIM_ZONE (1<<0) /* Run shrink_inactive_list on the zone */ +#define RECLAIM_WRITE (1<<1) /* Writeout pages during reclaim */ +#define RECLAIM_UNMAP (1<<2) /* Unmap pages during reclaim */ /* * Priority for NODE_RECLAIM. This determines the fraction of pages diff --git a/mm/zsmalloc.c b/mm/zsmalloc.c index dc0c5355c51f..933e596f9af2 100644 --- a/mm/zsmalloc.c +++ b/mm/zsmalloc.c @@ -2216,11 +2216,13 @@ static unsigned long zs_can_compact(struct size_class *class) return obj_wasted * class->pages_per_zspage; } -static void __zs_compact(struct zs_pool *pool, struct size_class *class) +static unsigned long __zs_compact(struct zs_pool *pool, + struct size_class *class) { struct zs_compact_control cc; struct zspage *src_zspage; struct zspage *dst_zspage = NULL; + unsigned long pages_freed = 0; spin_lock(&class->lock); while ((src_zspage = isolate_zspage(class, true))) { @@ -2250,7 +2252,7 @@ static void __zs_compact(struct zs_pool *pool, struct size_class *class) putback_zspage(class, dst_zspage); if (putback_zspage(class, src_zspage) == ZS_EMPTY) { free_zspage(pool, class, src_zspage); - pool->stats.pages_compacted += class->pages_per_zspage; + pages_freed += class->pages_per_zspage; } spin_unlock(&class->lock); cond_resched(); @@ -2261,12 +2263,15 @@ static void __zs_compact(struct zs_pool *pool, struct size_class *class) putback_zspage(class, src_zspage); spin_unlock(&class->lock); + + return pages_freed; } unsigned long zs_compact(struct zs_pool *pool) { int i; struct size_class *class; + unsigned long pages_freed = 0; for (i = ZS_SIZE_CLASSES - 1; i >= 0; i--) { class = pool->size_class[i]; @@ -2274,10 +2279,11 @@ unsigned long zs_compact(struct zs_pool *pool) continue; if (class->index != i) continue; - __zs_compact(pool, class); + pages_freed += __zs_compact(pool, class); } + atomic_long_add(pages_freed, &pool->stats.pages_compacted); - return pool->stats.pages_compacted; + return pages_freed; } EXPORT_SYMBOL_GPL(zs_compact); @@ -2294,13 +2300,12 @@ static unsigned long zs_shrinker_scan(struct shrinker *shrinker, struct zs_pool *pool = container_of(shrinker, struct zs_pool, shrinker); - pages_freed = pool->stats.pages_compacted; /* * Compact classes and calculate compaction delta. * Can run concurrently with a manually triggered * (by user) compaction. */ - pages_freed = zs_compact(pool) - pages_freed; + pages_freed = zs_compact(pool); return pages_freed ? pages_freed : SHRINK_STOP; } diff --git a/net/bluetooth/a2mp.c b/net/bluetooth/a2mp.c index da7fd7c8c2dc..463bad58478b 100644 --- a/net/bluetooth/a2mp.c +++ b/net/bluetooth/a2mp.c @@ -381,9 +381,9 @@ static int a2mp_getampassoc_req(struct amp_mgr *mgr, struct sk_buff *skb, hdev = hci_dev_get(req->id); if (!hdev || hdev->amp_type == AMP_TYPE_BREDR || tmp) { struct a2mp_amp_assoc_rsp rsp; - rsp.id = req->id; memset(&rsp, 0, sizeof(rsp)); + rsp.id = req->id; if (tmp) { rsp.status = A2MP_STATUS_COLLISION_OCCURED; @@ -512,6 +512,7 @@ static int a2mp_createphyslink_req(struct amp_mgr *mgr, struct sk_buff *skb, assoc = kmemdup(req->amp_assoc, assoc_len, GFP_KERNEL); if (!assoc) { amp_ctrl_put(ctrl); + hci_dev_put(hdev); return -ENOMEM; } diff --git a/net/bluetooth/amp.c b/net/bluetooth/amp.c index 9c711f0dfae3..be2d469d6369 100644 --- a/net/bluetooth/amp.c +++ b/net/bluetooth/amp.c @@ -297,6 +297,9 @@ void amp_read_loc_assoc_final_data(struct hci_dev *hdev, struct hci_request req; int err; + if (!mgr) + return; + cp.phy_handle = hcon->handle; cp.len_so_far = cpu_to_le16(0); cp.max_len = cpu_to_le16(hdev->amp_assoc_size); diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c index c4aa2cbb9269..0152bc6b6796 100644 --- a/net/bluetooth/hci_core.c +++ b/net/bluetooth/hci_core.c @@ -1356,8 +1356,10 @@ int hci_inquiry(void __user *arg) * cleared). If it is interrupted by a signal, return -EINTR. */ if (wait_on_bit(&hdev->flags, HCI_INQUIRY, - TASK_INTERRUPTIBLE)) - return -EINTR; + TASK_INTERRUPTIBLE)) { + err = -EINTR; + goto done; + } } /* for unlimited number of responses we will use buffer with @@ -3527,7 +3529,8 @@ static int hci_suspend_notifier(struct notifier_block *nb, unsigned long action, } /* Suspend notifier should only act on events when powered. */ - if (!hdev_is_powered(hdev)) + if (!hdev_is_powered(hdev) || + hci_dev_test_flag(hdev, HCI_UNREGISTER)) goto done; if (action == PM_SUSPEND_PREPARE) { @@ -3782,10 +3785,12 @@ int hci_register_dev(struct hci_dev *hdev) hci_sock_dev_event(hdev, HCI_DEV_REG); hci_dev_hold(hdev); - hdev->suspend_notifier.notifier_call = hci_suspend_notifier; - error = register_pm_notifier(&hdev->suspend_notifier); - if (error) - goto err_wqueue; + if (!test_bit(HCI_QUIRK_NO_SUSPEND_NOTIFIER, &hdev->quirks)) { + hdev->suspend_notifier.notifier_call = hci_suspend_notifier; + error = register_pm_notifier(&hdev->suspend_notifier); + if (error) + goto err_wqueue; + } queue_work(hdev->req_workqueue, &hdev->power_on); @@ -3820,9 +3825,11 @@ void hci_unregister_dev(struct hci_dev *hdev) cancel_work_sync(&hdev->power_on); - hci_suspend_clear_tasks(hdev); - unregister_pm_notifier(&hdev->suspend_notifier); - cancel_work_sync(&hdev->suspend_prepare); + if (!test_bit(HCI_QUIRK_NO_SUSPEND_NOTIFIER, &hdev->quirks)) { + hci_suspend_clear_tasks(hdev); + unregister_pm_notifier(&hdev->suspend_notifier); + cancel_work_sync(&hdev->suspend_prepare); + } hci_dev_do_close(hdev); diff --git a/net/bridge/br_sysfs_if.c b/net/bridge/br_sysfs_if.c index 7a59cdddd3ce..5047e9c2333a 100644 --- a/net/bridge/br_sysfs_if.c +++ b/net/bridge/br_sysfs_if.c @@ -55,9 +55,8 @@ static BRPORT_ATTR(_name, 0644, \ static int store_flag(struct net_bridge_port *p, unsigned long v, unsigned long mask) { - unsigned long flags; - - flags = p->flags; + unsigned long flags = p->flags; + int err; if (v) flags |= mask; @@ -65,6 +64,10 @@ static int store_flag(struct net_bridge_port *p, unsigned long v, flags &= ~mask; if (flags != p->flags) { + err = br_switchdev_set_port_flag(p, flags, mask); + if (err) + return err; + p->flags = flags; br_port_flags_change(p, mask); } diff --git a/net/core/dev.c b/net/core/dev.c index 210d0fce58e1..75ca6c6d01d6 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -8686,6 +8686,48 @@ int dev_set_mac_address(struct net_device *dev, struct sockaddr *sa, } EXPORT_SYMBOL(dev_set_mac_address); +static DECLARE_RWSEM(dev_addr_sem); + +int dev_set_mac_address_user(struct net_device *dev, struct sockaddr *sa, + struct netlink_ext_ack *extack) +{ + int ret; + + down_write(&dev_addr_sem); + ret = dev_set_mac_address(dev, sa, extack); + up_write(&dev_addr_sem); + return ret; +} +EXPORT_SYMBOL(dev_set_mac_address_user); + +int dev_get_mac_address(struct sockaddr *sa, struct net *net, char *dev_name) +{ + size_t size = sizeof(sa->sa_data); + struct net_device *dev; + int ret = 0; + + down_read(&dev_addr_sem); + rcu_read_lock(); + + dev = dev_get_by_name_rcu(net, dev_name); + if (!dev) { + ret = -ENODEV; + goto unlock; + } + if (!dev->addr_len) + memset(sa->sa_data, 0, size); + else + memcpy(sa->sa_data, dev->dev_addr, + min_t(size_t, size, dev->addr_len)); + sa->sa_family = dev->type; + +unlock: + rcu_read_unlock(); + up_read(&dev_addr_sem); + return ret; +} +EXPORT_SYMBOL(dev_get_mac_address); + /** * dev_change_carrier - Change device carrier * @dev: device diff --git a/net/core/dev_ioctl.c b/net/core/dev_ioctl.c index 205e92e604ef..54fb18b4f55e 100644 --- a/net/core/dev_ioctl.c +++ b/net/core/dev_ioctl.c @@ -123,17 +123,6 @@ static int dev_ifsioc_locked(struct net *net, struct ifreq *ifr, unsigned int cm ifr->ifr_mtu = dev->mtu; return 0; - case SIOCGIFHWADDR: - if (!dev->addr_len) - memset(ifr->ifr_hwaddr.sa_data, 0, - sizeof(ifr->ifr_hwaddr.sa_data)); - else - memcpy(ifr->ifr_hwaddr.sa_data, dev->dev_addr, - min(sizeof(ifr->ifr_hwaddr.sa_data), - (size_t)dev->addr_len)); - ifr->ifr_hwaddr.sa_family = dev->type; - return 0; - case SIOCGIFSLAVE: err = -EINVAL; break; @@ -274,7 +263,7 @@ static int dev_ifsioc(struct net *net, struct ifreq *ifr, unsigned int cmd) case SIOCSIFHWADDR: if (dev->addr_len > sizeof(struct sockaddr)) return -EINVAL; - return dev_set_mac_address(dev, &ifr->ifr_hwaddr, NULL); + return dev_set_mac_address_user(dev, &ifr->ifr_hwaddr, NULL); case SIOCSIFHWBROADCAST: if (ifr->ifr_hwaddr.sa_family != dev->type) @@ -418,6 +407,12 @@ int dev_ioctl(struct net *net, unsigned int cmd, struct ifreq *ifr, bool *need_c */ switch (cmd) { + case SIOCGIFHWADDR: + dev_load(net, ifr->ifr_name); + ret = dev_get_mac_address(&ifr->ifr_hwaddr, net, ifr->ifr_name); + if (colon) + *colon = ':'; + return ret; /* * These ioctl calls: * - can be done by all. @@ -427,7 +422,6 @@ int dev_ioctl(struct net *net, unsigned int cmd, struct ifreq *ifr, bool *need_c case SIOCGIFFLAGS: case SIOCGIFMETRIC: case SIOCGIFMTU: - case SIOCGIFHWADDR: case SIOCGIFSLAVE: case SIOCGIFMAP: case SIOCGIFINDEX: diff --git a/net/core/filter.c b/net/core/filter.c index 9d19f7211e9d..ba307f1bd053 100644 --- a/net/core/filter.c +++ b/net/core/filter.c @@ -5550,6 +5550,7 @@ BPF_CALL_4(bpf_skb_fib_lookup, struct sk_buff *, skb, { struct net *net = dev_net(skb->dev); int rc = -EAFNOSUPPORT; + bool check_mtu = false; if (plen < sizeof(*params)) return -EINVAL; @@ -5557,22 +5558,28 @@ BPF_CALL_4(bpf_skb_fib_lookup, struct sk_buff *, skb, if (flags & ~(BPF_FIB_LOOKUP_DIRECT | BPF_FIB_LOOKUP_OUTPUT)) return -EINVAL; + if (params->tot_len) + check_mtu = true; + switch (params->family) { #if IS_ENABLED(CONFIG_INET) case AF_INET: - rc = bpf_ipv4_fib_lookup(net, params, flags, false); + rc = bpf_ipv4_fib_lookup(net, params, flags, check_mtu); break; #endif #if IS_ENABLED(CONFIG_IPV6) case AF_INET6: - rc = bpf_ipv6_fib_lookup(net, params, flags, false); + rc = bpf_ipv6_fib_lookup(net, params, flags, check_mtu); break; #endif } - if (!rc) { + if (rc == BPF_FIB_LKUP_RET_SUCCESS && !check_mtu) { struct net_device *dev; + /* When tot_len isn't provided by user, check skb + * against MTU of FIB lookup resulting net_device + */ dev = dev_get_by_index_rcu(net, params->ifindex); if (!is_skb_forwardable(dev, skb)) rc = BPF_FIB_LKUP_RET_FRAG_NEEDED; diff --git a/net/core/pktgen.c b/net/core/pktgen.c index 105978604ffd..3fba429f1f57 100644 --- a/net/core/pktgen.c +++ b/net/core/pktgen.c @@ -3464,7 +3464,7 @@ static int pktgen_thread_worker(void *arg) struct pktgen_dev *pkt_dev = NULL; int cpu = t->cpu; - BUG_ON(smp_processor_id() != cpu); + WARN_ON(smp_processor_id() != cpu); init_waitqueue_head(&t->queue); complete(&t->start_done); diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c index 7d7223691783..eae8e87930cd 100644 --- a/net/core/rtnetlink.c +++ b/net/core/rtnetlink.c @@ -2658,7 +2658,7 @@ static int do_setlink(const struct sk_buff *skb, sa->sa_family = dev->type; memcpy(sa->sa_data, nla_data(tb[IFLA_ADDRESS]), dev->addr_len); - err = dev_set_mac_address(dev, sa, extack); + err = dev_set_mac_address_user(dev, sa, extack); kfree(sa); if (err) goto errout; diff --git a/net/core/skbuff.c b/net/core/skbuff.c index 7ab56796bd3a..1301ea694b94 100644 --- a/net/core/skbuff.c +++ b/net/core/skbuff.c @@ -3285,7 +3285,19 @@ EXPORT_SYMBOL(skb_split); */ static int skb_prepare_for_shift(struct sk_buff *skb) { - return skb_cloned(skb) && pskb_expand_head(skb, 0, 0, GFP_ATOMIC); + int ret = 0; + + if (skb_cloned(skb)) { + /* Save and restore truesize: pskb_expand_head() may reallocate + * memory where ksize(kmalloc(S)) != ksize(kmalloc(S)), but we + * cannot change truesize at this point. + */ + unsigned int save_truesize = skb->truesize; + + ret = pskb_expand_head(skb, 0, 0, GFP_ATOMIC); + skb->truesize = save_truesize; + } + return ret; } /** diff --git a/net/dsa/slave.c b/net/dsa/slave.c index 3bc5ca40c9fb..c6806eef906f 100644 --- a/net/dsa/slave.c +++ b/net/dsa/slave.c @@ -548,6 +548,30 @@ netdev_tx_t dsa_enqueue_skb(struct sk_buff *skb, struct net_device *dev) } EXPORT_SYMBOL_GPL(dsa_enqueue_skb); +static int dsa_realloc_skb(struct sk_buff *skb, struct net_device *dev) +{ + int needed_headroom = dev->needed_headroom; + int needed_tailroom = dev->needed_tailroom; + + /* For tail taggers, we need to pad short frames ourselves, to ensure + * that the tail tag does not fail at its role of being at the end of + * the packet, once the master interface pads the frame. Account for + * that pad length here, and pad later. + */ + if (unlikely(needed_tailroom && skb->len < ETH_ZLEN)) + needed_tailroom += ETH_ZLEN - skb->len; + /* skb_headroom() returns unsigned int... */ + needed_headroom = max_t(int, needed_headroom - skb_headroom(skb), 0); + needed_tailroom = max_t(int, needed_tailroom - skb_tailroom(skb), 0); + + if (likely(!needed_headroom && !needed_tailroom && !skb_cloned(skb))) + /* No reallocation needed, yay! */ + return 0; + + return pskb_expand_head(skb, needed_headroom, needed_tailroom, + GFP_ATOMIC); +} + static netdev_tx_t dsa_slave_xmit(struct sk_buff *skb, struct net_device *dev) { struct dsa_slave_priv *p = netdev_priv(dev); @@ -567,6 +591,17 @@ static netdev_tx_t dsa_slave_xmit(struct sk_buff *skb, struct net_device *dev) */ dsa_skb_tx_timestamp(p, skb); + if (dsa_realloc_skb(skb, dev)) { + dev_kfree_skb_any(skb); + return NETDEV_TX_OK; + } + + /* needed_tailroom should still be 'warm' in the cache line from + * dsa_realloc_skb(), which has also ensured that padding is safe. + */ + if (dev->needed_tailroom) + eth_skb_pad(skb); + /* Transmit function may have to reallocate the original SKB, * in which case it must have freed it. Only free it here on error. */ @@ -1791,6 +1826,16 @@ int dsa_slave_create(struct dsa_port *port) slave_dev->netdev_ops = &dsa_slave_netdev_ops; if (ds->ops->port_max_mtu) slave_dev->max_mtu = ds->ops->port_max_mtu(ds, port->index); + if (cpu_dp->tag_ops->tail_tag) + slave_dev->needed_tailroom = cpu_dp->tag_ops->overhead; + else + slave_dev->needed_headroom = cpu_dp->tag_ops->overhead; + /* Try to save one extra realloc later in the TX path (in the master) + * by also inheriting the master's needed headroom and tailroom. + * The 8021q driver also does this. + */ + slave_dev->needed_headroom += master->needed_headroom; + slave_dev->needed_tailroom += master->needed_tailroom; SET_NETDEV_DEVTYPE(slave_dev, &dsa_type); netdev_for_each_tx_queue(slave_dev, dsa_slave_set_lockdep_class_one, diff --git a/net/dsa/tag_ar9331.c b/net/dsa/tag_ar9331.c index 55b00694cdba..002cf7f952e2 100644 --- a/net/dsa/tag_ar9331.c +++ b/net/dsa/tag_ar9331.c @@ -31,9 +31,6 @@ static struct sk_buff *ar9331_tag_xmit(struct sk_buff *skb, __le16 *phdr; u16 hdr; - if (skb_cow_head(skb, AR9331_HDR_LEN) < 0) - return NULL; - phdr = skb_push(skb, AR9331_HDR_LEN); hdr = FIELD_PREP(AR9331_HDR_VERSION_MASK, AR9331_HDR_VERSION); diff --git a/net/dsa/tag_brcm.c b/net/dsa/tag_brcm.c index ad72dff8d524..e934dace3922 100644 --- a/net/dsa/tag_brcm.c +++ b/net/dsa/tag_brcm.c @@ -66,9 +66,6 @@ static struct sk_buff *brcm_tag_xmit_ll(struct sk_buff *skb, u16 queue = skb_get_queue_mapping(skb); u8 *brcm_tag; - if (skb_cow_head(skb, BRCM_TAG_LEN) < 0) - return NULL; - /* The Ethernet switch we are interfaced with needs packets to be at * least 64 bytes (including FCS) otherwise they will be discarded when * they enter the switch port logic. When Broadcom tags are enabled, we diff --git a/net/dsa/tag_dsa.c b/net/dsa/tag_dsa.c index 0b756fae68a5..63d690a0fca6 100644 --- a/net/dsa/tag_dsa.c +++ b/net/dsa/tag_dsa.c @@ -23,9 +23,6 @@ static struct sk_buff *dsa_xmit(struct sk_buff *skb, struct net_device *dev) * the ethertype field for untagged packets. */ if (skb->protocol == htons(ETH_P_8021Q)) { - if (skb_cow_head(skb, 0) < 0) - return NULL; - /* * Construct tagged FROM_CPU DSA tag from 802.1q tag. */ @@ -41,8 +38,6 @@ static struct sk_buff *dsa_xmit(struct sk_buff *skb, struct net_device *dev) dsa_header[2] &= ~0x10; } } else { - if (skb_cow_head(skb, DSA_HLEN) < 0) - return NULL; skb_push(skb, DSA_HLEN); memmove(skb->data, skb->data + DSA_HLEN, 2 * ETH_ALEN); diff --git a/net/dsa/tag_edsa.c b/net/dsa/tag_edsa.c index 120614240319..abf70a29deb4 100644 --- a/net/dsa/tag_edsa.c +++ b/net/dsa/tag_edsa.c @@ -35,8 +35,6 @@ static struct sk_buff *edsa_xmit(struct sk_buff *skb, struct net_device *dev) * current ethertype field if the packet is untagged. */ if (skb->protocol == htons(ETH_P_8021Q)) { - if (skb_cow_head(skb, DSA_HLEN) < 0) - return NULL; skb_push(skb, DSA_HLEN); memmove(skb->data, skb->data + DSA_HLEN, 2 * ETH_ALEN); @@ -60,8 +58,6 @@ static struct sk_buff *edsa_xmit(struct sk_buff *skb, struct net_device *dev) edsa_header[6] &= ~0x10; } } else { - if (skb_cow_head(skb, EDSA_HLEN) < 0) - return NULL; skb_push(skb, EDSA_HLEN); memmove(skb->data, skb->data + EDSA_HLEN, 2 * ETH_ALEN); diff --git a/net/dsa/tag_gswip.c b/net/dsa/tag_gswip.c index 408d4af390a0..2f5bd5e338ab 100644 --- a/net/dsa/tag_gswip.c +++ b/net/dsa/tag_gswip.c @@ -60,13 +60,8 @@ static struct sk_buff *gswip_tag_xmit(struct sk_buff *skb, struct net_device *dev) { struct dsa_port *dp = dsa_slave_to_port(dev); - int err; u8 *gswip_tag; - err = skb_cow_head(skb, GSWIP_TX_HEADER_LEN); - if (err) - return NULL; - skb_push(skb, GSWIP_TX_HEADER_LEN); gswip_tag = skb->data; diff --git a/net/dsa/tag_ksz.c b/net/dsa/tag_ksz.c index 0a5aa982c60d..4820dbcedfa2 100644 --- a/net/dsa/tag_ksz.c +++ b/net/dsa/tag_ksz.c @@ -14,46 +14,6 @@ #define KSZ_EGRESS_TAG_LEN 1 #define KSZ_INGRESS_TAG_LEN 1 -static struct sk_buff *ksz_common_xmit(struct sk_buff *skb, - struct net_device *dev, int len) -{ - struct sk_buff *nskb; - int padlen; - - padlen = (skb->len >= ETH_ZLEN) ? 0 : ETH_ZLEN - skb->len; - - if (skb_tailroom(skb) >= padlen + len) { - /* Let dsa_slave_xmit() free skb */ - if (__skb_put_padto(skb, skb->len + padlen, false)) - return NULL; - - nskb = skb; - } else { - nskb = alloc_skb(NET_IP_ALIGN + skb->len + - padlen + len, GFP_ATOMIC); - if (!nskb) - return NULL; - skb_reserve(nskb, NET_IP_ALIGN); - - skb_reset_mac_header(nskb); - skb_set_network_header(nskb, - skb_network_header(skb) - skb->head); - skb_set_transport_header(nskb, - skb_transport_header(skb) - skb->head); - skb_copy_and_csum_dev(skb, skb_put(nskb, skb->len)); - - /* Let skb_put_padto() free nskb, and let dsa_slave_xmit() free - * skb - */ - if (skb_put_padto(nskb, nskb->len + padlen)) - return NULL; - - consume_skb(skb); - } - - return nskb; -} - static struct sk_buff *ksz_common_rcv(struct sk_buff *skb, struct net_device *dev, unsigned int port, unsigned int len) @@ -90,23 +50,18 @@ static struct sk_buff *ksz_common_rcv(struct sk_buff *skb, static struct sk_buff *ksz8795_xmit(struct sk_buff *skb, struct net_device *dev) { struct dsa_port *dp = dsa_slave_to_port(dev); - struct sk_buff *nskb; u8 *tag; u8 *addr; - nskb = ksz_common_xmit(skb, dev, KSZ_INGRESS_TAG_LEN); - if (!nskb) - return NULL; - /* Tag encoding */ - tag = skb_put(nskb, KSZ_INGRESS_TAG_LEN); - addr = skb_mac_header(nskb); + tag = skb_put(skb, KSZ_INGRESS_TAG_LEN); + addr = skb_mac_header(skb); *tag = 1 << dp->index; if (is_link_local_ether_addr(addr)) *tag |= KSZ8795_TAIL_TAG_OVERRIDE; - return nskb; + return skb; } static struct sk_buff *ksz8795_rcv(struct sk_buff *skb, struct net_device *dev, @@ -156,18 +111,13 @@ static struct sk_buff *ksz9477_xmit(struct sk_buff *skb, struct net_device *dev) { struct dsa_port *dp = dsa_slave_to_port(dev); - struct sk_buff *nskb; __be16 *tag; u8 *addr; u16 val; - nskb = ksz_common_xmit(skb, dev, KSZ9477_INGRESS_TAG_LEN); - if (!nskb) - return NULL; - /* Tag encoding */ - tag = skb_put(nskb, KSZ9477_INGRESS_TAG_LEN); - addr = skb_mac_header(nskb); + tag = skb_put(skb, KSZ9477_INGRESS_TAG_LEN); + addr = skb_mac_header(skb); val = BIT(dp->index); @@ -176,7 +126,7 @@ static struct sk_buff *ksz9477_xmit(struct sk_buff *skb, *tag = cpu_to_be16(val); - return nskb; + return skb; } static struct sk_buff *ksz9477_rcv(struct sk_buff *skb, struct net_device *dev, @@ -213,24 +163,19 @@ static struct sk_buff *ksz9893_xmit(struct sk_buff *skb, struct net_device *dev) { struct dsa_port *dp = dsa_slave_to_port(dev); - struct sk_buff *nskb; u8 *addr; u8 *tag; - nskb = ksz_common_xmit(skb, dev, KSZ_INGRESS_TAG_LEN); - if (!nskb) - return NULL; - /* Tag encoding */ - tag = skb_put(nskb, KSZ_INGRESS_TAG_LEN); - addr = skb_mac_header(nskb); + tag = skb_put(skb, KSZ_INGRESS_TAG_LEN); + addr = skb_mac_header(skb); *tag = BIT(dp->index); if (is_link_local_ether_addr(addr)) *tag |= KSZ9893_TAIL_TAG_OVERRIDE; - return nskb; + return skb; } static const struct dsa_device_ops ksz9893_netdev_ops = { diff --git a/net/dsa/tag_lan9303.c b/net/dsa/tag_lan9303.c index ccfb6f641bbf..aa1318dccaf0 100644 --- a/net/dsa/tag_lan9303.c +++ b/net/dsa/tag_lan9303.c @@ -58,15 +58,6 @@ static struct sk_buff *lan9303_xmit(struct sk_buff *skb, struct net_device *dev) __be16 *lan9303_tag; u16 tag; - /* insert a special VLAN tag between the MAC addresses - * and the current ethertype field. - */ - if (skb_cow_head(skb, LAN9303_TAG_LEN) < 0) { - dev_dbg(&dev->dev, - "Cannot make room for the special tag. Dropping packet\n"); - return NULL; - } - /* provide 'LAN9303_TAG_LEN' bytes additional space */ skb_push(skb, LAN9303_TAG_LEN); diff --git a/net/dsa/tag_mtk.c b/net/dsa/tag_mtk.c index 4cdd9cf428fb..59748487664f 100644 --- a/net/dsa/tag_mtk.c +++ b/net/dsa/tag_mtk.c @@ -13,6 +13,7 @@ #define MTK_HDR_LEN 4 #define MTK_HDR_XMIT_UNTAGGED 0 #define MTK_HDR_XMIT_TAGGED_TPID_8100 1 +#define MTK_HDR_XMIT_TAGGED_TPID_88A8 2 #define MTK_HDR_RECV_SOURCE_PORT_MASK GENMASK(2, 0) #define MTK_HDR_XMIT_DP_BIT_MASK GENMASK(5, 0) #define MTK_HDR_XMIT_SA_DIS BIT(6) @@ -21,8 +22,8 @@ static struct sk_buff *mtk_tag_xmit(struct sk_buff *skb, struct net_device *dev) { struct dsa_port *dp = dsa_slave_to_port(dev); + u8 xmit_tpid; u8 *mtk_tag; - bool is_vlan_skb = true; unsigned char *dest = eth_hdr(skb)->h_dest; bool is_multicast_skb = is_multicast_ether_addr(dest) && !is_broadcast_ether_addr(dest); @@ -33,13 +34,17 @@ static struct sk_buff *mtk_tag_xmit(struct sk_buff *skb, * the both special and VLAN tag at the same time and then look up VLAN * table with VID. */ - if (!skb_vlan_tagged(skb)) { - if (skb_cow_head(skb, MTK_HDR_LEN) < 0) - return NULL; - + switch (skb->protocol) { + case htons(ETH_P_8021Q): + xmit_tpid = MTK_HDR_XMIT_TAGGED_TPID_8100; + break; + case htons(ETH_P_8021AD): + xmit_tpid = MTK_HDR_XMIT_TAGGED_TPID_88A8; + break; + default: + xmit_tpid = MTK_HDR_XMIT_UNTAGGED; skb_push(skb, MTK_HDR_LEN); memmove(skb->data, skb->data + MTK_HDR_LEN, 2 * ETH_ALEN); - is_vlan_skb = false; } mtk_tag = skb->data + 2 * ETH_ALEN; @@ -47,8 +52,7 @@ static struct sk_buff *mtk_tag_xmit(struct sk_buff *skb, /* Mark tag attribute on special tag insertion to notify hardware * whether that's a combined special tag with 802.1Q header. */ - mtk_tag[0] = is_vlan_skb ? MTK_HDR_XMIT_TAGGED_TPID_8100 : - MTK_HDR_XMIT_UNTAGGED; + mtk_tag[0] = xmit_tpid; mtk_tag[1] = (1 << dp->index) & MTK_HDR_XMIT_DP_BIT_MASK; /* Disable SA learning for multicast frames */ @@ -56,7 +60,7 @@ static struct sk_buff *mtk_tag_xmit(struct sk_buff *skb, mtk_tag[1] |= MTK_HDR_XMIT_SA_DIS; /* Tag control information is kept for 802.1Q */ - if (!is_vlan_skb) { + if (xmit_tpid == MTK_HDR_XMIT_UNTAGGED) { mtk_tag[2] = 0; mtk_tag[3] = 0; } diff --git a/net/dsa/tag_ocelot.c b/net/dsa/tag_ocelot.c index 3b468aca5c53..16a1afd5b8e1 100644 --- a/net/dsa/tag_ocelot.c +++ b/net/dsa/tag_ocelot.c @@ -143,13 +143,6 @@ static struct sk_buff *ocelot_xmit(struct sk_buff *skb, struct ocelot_port *ocelot_port; u8 *prefix, *injection; u64 qos_class, rew_op; - int err; - - err = skb_cow_head(skb, OCELOT_TOTAL_TAG_LEN); - if (unlikely(err < 0)) { - netdev_err(netdev, "Cannot make room for tag.\n"); - return NULL; - } ocelot_port = ocelot->ports[dp->index]; diff --git a/net/dsa/tag_qca.c b/net/dsa/tag_qca.c index 1b9e8507112b..88181b52f480 100644 --- a/net/dsa/tag_qca.c +++ b/net/dsa/tag_qca.c @@ -34,9 +34,6 @@ static struct sk_buff *qca_tag_xmit(struct sk_buff *skb, struct net_device *dev) __be16 *phdr; u16 hdr; - if (skb_cow_head(skb, QCA_HDR_LEN) < 0) - return NULL; - skb_push(skb, QCA_HDR_LEN); memmove(skb->data, skb->data + QCA_HDR_LEN, 2 * ETH_ALEN); diff --git a/net/dsa/tag_rtl4_a.c b/net/dsa/tag_rtl4_a.c index 2646abe5a69e..e9176475bac8 100644 --- a/net/dsa/tag_rtl4_a.c +++ b/net/dsa/tag_rtl4_a.c @@ -12,9 +12,7 @@ * * The 2 bytes tag form a 16 bit big endian word. The exact * meaning has been guessed from packet dumps from ingress - * frames, as no working egress traffic has been available - * we do not know the format of the egress tags or if they - * are even supported. + * frames. */ #include @@ -36,17 +34,32 @@ static struct sk_buff *rtl4a_tag_xmit(struct sk_buff *skb, struct net_device *dev) { - /* - * Just let it pass thru, we don't know if it is possible - * to tag a frame with the 0x8899 ethertype and direct it - * to a specific port, all attempts at reverse-engineering have - * ended up with the frames getting dropped. - * - * The VLAN set-up needs to restrict the frames to the right port. - * - * If you have documentation on the tagging format for RTL8366RB - * (tag type A) then please contribute. - */ + struct dsa_port *dp = dsa_slave_to_port(dev); + __be16 *p; + u8 *tag; + u16 out; + + /* Pad out to at least 60 bytes */ + if (unlikely(__skb_put_padto(skb, ETH_ZLEN, false))) + return NULL; + + netdev_dbg(dev, "add realtek tag to package to port %d\n", + dp->index); + skb_push(skb, RTL4_A_HDR_LEN); + + memmove(skb->data, skb->data + RTL4_A_HDR_LEN, 2 * ETH_ALEN); + tag = skb->data + 2 * ETH_ALEN; + + /* Set Ethertype */ + p = (__be16 *)tag; + *p = htons(RTL4_A_ETHERTYPE); + + out = (RTL4_A_PROTOCOL_RTL8366RB << 12) | (2 << 8); + /* The lower bits is the port number */ + out |= (u8)dp->index; + p = (__be16 *)(tag + 2); + *p = htons(out); + return skb; } diff --git a/net/dsa/tag_trailer.c b/net/dsa/tag_trailer.c index 3a1cc24a4f0a..5b97ede56a0f 100644 --- a/net/dsa/tag_trailer.c +++ b/net/dsa/tag_trailer.c @@ -13,42 +13,15 @@ static struct sk_buff *trailer_xmit(struct sk_buff *skb, struct net_device *dev) { struct dsa_port *dp = dsa_slave_to_port(dev); - struct sk_buff *nskb; - int padlen; u8 *trailer; - /* - * We have to make sure that the trailer ends up as the very - * last 4 bytes of the packet. This means that we have to pad - * the packet to the minimum ethernet frame size, if necessary, - * before adding the trailer. - */ - padlen = 0; - if (skb->len < 60) - padlen = 60 - skb->len; - - nskb = alloc_skb(NET_IP_ALIGN + skb->len + padlen + 4, GFP_ATOMIC); - if (!nskb) - return NULL; - skb_reserve(nskb, NET_IP_ALIGN); - - skb_reset_mac_header(nskb); - skb_set_network_header(nskb, skb_network_header(skb) - skb->head); - skb_set_transport_header(nskb, skb_transport_header(skb) - skb->head); - skb_copy_and_csum_dev(skb, skb_put(nskb, skb->len)); - consume_skb(skb); - - if (padlen) { - skb_put_zero(nskb, padlen); - } - - trailer = skb_put(nskb, 4); + trailer = skb_put(skb, 4); trailer[0] = 0x80; trailer[1] = 1 << dp->index; trailer[2] = 0x10; trailer[3] = 0x00; - return nskb; + return skb; } static struct sk_buff *trailer_rcv(struct sk_buff *skb, struct net_device *dev, diff --git a/net/ethtool/channels.c b/net/ethtool/channels.c index 25a9e566ef5c..6a070dc8e4b0 100644 --- a/net/ethtool/channels.c +++ b/net/ethtool/channels.c @@ -116,10 +116,9 @@ int ethnl_set_channels(struct sk_buff *skb, struct genl_info *info) struct ethtool_channels channels = {}; struct ethnl_req_info req_info = {}; struct nlattr **tb = info->attrs; - const struct nlattr *err_attr; + u32 err_attr, max_rx_in_use = 0; const struct ethtool_ops *ops; struct net_device *dev; - u32 max_rx_in_use = 0; int ret; ret = ethnl_parse_header_dev_get(&req_info, @@ -157,34 +156,35 @@ int ethnl_set_channels(struct sk_buff *skb, struct genl_info *info) /* ensure new channel counts are within limits */ if (channels.rx_count > channels.max_rx) - err_attr = tb[ETHTOOL_A_CHANNELS_RX_COUNT]; + err_attr = ETHTOOL_A_CHANNELS_RX_COUNT; else if (channels.tx_count > channels.max_tx) - err_attr = tb[ETHTOOL_A_CHANNELS_TX_COUNT]; + err_attr = ETHTOOL_A_CHANNELS_TX_COUNT; else if (channels.other_count > channels.max_other) - err_attr = tb[ETHTOOL_A_CHANNELS_OTHER_COUNT]; + err_attr = ETHTOOL_A_CHANNELS_OTHER_COUNT; else if (channels.combined_count > channels.max_combined) - err_attr = tb[ETHTOOL_A_CHANNELS_COMBINED_COUNT]; + err_attr = ETHTOOL_A_CHANNELS_COMBINED_COUNT; else - err_attr = NULL; + err_attr = 0; if (err_attr) { ret = -EINVAL; - NL_SET_ERR_MSG_ATTR(info->extack, err_attr, + NL_SET_ERR_MSG_ATTR(info->extack, tb[err_attr], "requested channel count exceeds maximum"); goto out_ops; } /* ensure there is at least one RX and one TX channel */ if (!channels.combined_count && !channels.rx_count) - err_attr = tb[ETHTOOL_A_CHANNELS_RX_COUNT]; + err_attr = ETHTOOL_A_CHANNELS_RX_COUNT; else if (!channels.combined_count && !channels.tx_count) - err_attr = tb[ETHTOOL_A_CHANNELS_TX_COUNT]; + err_attr = ETHTOOL_A_CHANNELS_TX_COUNT; else - err_attr = NULL; + err_attr = 0; if (err_attr) { if (mod_combined) - err_attr = tb[ETHTOOL_A_CHANNELS_COMBINED_COUNT]; + err_attr = ETHTOOL_A_CHANNELS_COMBINED_COUNT; ret = -EINVAL; - NL_SET_ERR_MSG_ATTR(info->extack, err_attr, "requested channel counts would result in no RX or TX channel being configured"); + NL_SET_ERR_MSG_ATTR(info->extack, tb[err_attr], + "requested channel counts would result in no RX or TX channel being configured"); goto out_ops; } diff --git a/net/hsr/hsr_framereg.c b/net/hsr/hsr_framereg.c index 5c97de459905..805f974923b9 100644 --- a/net/hsr/hsr_framereg.c +++ b/net/hsr/hsr_framereg.c @@ -164,8 +164,10 @@ static struct hsr_node *hsr_add_node(struct hsr_priv *hsr, * as initialization. (0 could trigger an spurious ring error warning). */ now = jiffies; - for (i = 0; i < HSR_PT_PORTS; i++) + for (i = 0; i < HSR_PT_PORTS; i++) { new_node->time_in[i] = now; + new_node->time_out[i] = now; + } for (i = 0; i < HSR_PT_PORTS; i++) new_node->seq_out[i] = seq_out; @@ -411,9 +413,12 @@ void hsr_register_frame_in(struct hsr_node *node, struct hsr_port *port, int hsr_register_frame_out(struct hsr_port *port, struct hsr_node *node, u16 sequence_nr) { - if (seq_nr_before_or_eq(sequence_nr, node->seq_out[port->type])) + if (seq_nr_before_or_eq(sequence_nr, node->seq_out[port->type]) && + time_is_after_jiffies(node->time_out[port->type] + + msecs_to_jiffies(HSR_ENTRY_FORGET_TIME))) return 1; + node->time_out[port->type] = jiffies; node->seq_out[port->type] = sequence_nr; return 0; } diff --git a/net/hsr/hsr_framereg.h b/net/hsr/hsr_framereg.h index 86b43f539f2c..d9628e7a5f05 100644 --- a/net/hsr/hsr_framereg.h +++ b/net/hsr/hsr_framereg.h @@ -75,6 +75,7 @@ struct hsr_node { enum hsr_port_type addr_B_port; unsigned long time_in[HSR_PT_PORTS]; bool time_in_stale[HSR_PT_PORTS]; + unsigned long time_out[HSR_PT_PORTS]; /* if the node is a SAN */ bool san_a; bool san_b; diff --git a/net/hsr/hsr_main.h b/net/hsr/hsr_main.h index 7dc92ce5a134..f79ca55d6986 100644 --- a/net/hsr/hsr_main.h +++ b/net/hsr/hsr_main.h @@ -21,6 +21,7 @@ #define HSR_LIFE_CHECK_INTERVAL 2000 /* ms */ #define HSR_NODE_FORGET_TIME 60000 /* ms */ #define HSR_ANNOUNCE_INTERVAL 100 /* ms */ +#define HSR_ENTRY_FORGET_TIME 400 /* ms */ /* By how much may slave1 and slave2 timestamps of latest received frame from * each node differ before we notify of communication problem? diff --git a/net/ipv4/cipso_ipv4.c b/net/ipv4/cipso_ipv4.c index 471d33a0d095..be09c7669a79 100644 --- a/net/ipv4/cipso_ipv4.c +++ b/net/ipv4/cipso_ipv4.c @@ -519,16 +519,10 @@ int cipso_v4_doi_remove(u32 doi, struct netlbl_audit *audit_info) ret_val = -ENOENT; goto doi_remove_return; } - if (!refcount_dec_and_test(&doi_def->refcount)) { - spin_unlock(&cipso_v4_doi_list_lock); - ret_val = -EBUSY; - goto doi_remove_return; - } list_del_rcu(&doi_def->list); spin_unlock(&cipso_v4_doi_list_lock); - cipso_v4_cache_invalidate(); - call_rcu(&doi_def->rcu, cipso_v4_doi_free_rcu); + cipso_v4_doi_putdef(doi_def); ret_val = 0; doi_remove_return: @@ -585,9 +579,6 @@ void cipso_v4_doi_putdef(struct cipso_v4_doi *doi_def) if (!refcount_dec_and_test(&doi_def->refcount)) return; - spin_lock(&cipso_v4_doi_list_lock); - list_del_rcu(&doi_def->list); - spin_unlock(&cipso_v4_doi_list_lock); cipso_v4_cache_invalidate(); call_rcu(&doi_def->rcu, cipso_v4_doi_free_rcu); diff --git a/net/ipv4/icmp.c b/net/ipv4/icmp.c index 005faea415a4..ff3818333fcf 100644 --- a/net/ipv4/icmp.c +++ b/net/ipv4/icmp.c @@ -775,13 +775,14 @@ EXPORT_SYMBOL(__icmp_send); void icmp_ndo_send(struct sk_buff *skb_in, int type, int code, __be32 info) { struct sk_buff *cloned_skb = NULL; + struct ip_options opts = { 0 }; enum ip_conntrack_info ctinfo; struct nf_conn *ct; __be32 orig_ip; ct = nf_ct_get(skb_in, &ctinfo); if (!ct || !(ct->status & IPS_SRC_NAT)) { - icmp_send(skb_in, type, code, info); + __icmp_send(skb_in, type, code, info, &opts); return; } @@ -796,7 +797,7 @@ void icmp_ndo_send(struct sk_buff *skb_in, int type, int code, __be32 info) orig_ip = ip_hdr(skb_in)->saddr; ip_hdr(skb_in)->saddr = ct->tuplehash[0].tuple.src.u3.ip; - icmp_send(skb_in, type, code, info); + __icmp_send(skb_in, type, code, info, &opts); ip_hdr(skb_in)->saddr = orig_ip; out: consume_skb(cloned_skb); diff --git a/net/ipv4/ip_tunnel.c b/net/ipv4/ip_tunnel.c index 76a420c76f16..f6cc26de5ed3 100644 --- a/net/ipv4/ip_tunnel.c +++ b/net/ipv4/ip_tunnel.c @@ -502,8 +502,7 @@ static int tnl_update_pmtu(struct net_device *dev, struct sk_buff *skb, if (!skb_is_gso(skb) && (inner_iph->frag_off & htons(IP_DF)) && mtu < pkt_size) { - memset(IPCB(skb), 0, sizeof(*IPCB(skb))); - icmp_send(skb, ICMP_DEST_UNREACH, ICMP_FRAG_NEEDED, htonl(mtu)); + icmp_ndo_send(skb, ICMP_DEST_UNREACH, ICMP_FRAG_NEEDED, htonl(mtu)); return -E2BIG; } } @@ -527,7 +526,7 @@ static int tnl_update_pmtu(struct net_device *dev, struct sk_buff *skb, if (!skb_is_gso(skb) && mtu >= IPV6_MIN_MTU && mtu < pkt_size) { - icmpv6_send(skb, ICMPV6_PKT_TOOBIG, 0, mtu); + icmpv6_ndo_send(skb, ICMPV6_PKT_TOOBIG, 0, mtu); return -E2BIG; } } diff --git a/net/ipv4/ip_vti.c b/net/ipv4/ip_vti.c index b957cbee2cf7..84a818b09bee 100644 --- a/net/ipv4/ip_vti.c +++ b/net/ipv4/ip_vti.c @@ -238,13 +238,13 @@ static netdev_tx_t vti_xmit(struct sk_buff *skb, struct net_device *dev, if (skb->len > mtu) { skb_dst_update_pmtu_no_confirm(skb, mtu); if (skb->protocol == htons(ETH_P_IP)) { - icmp_send(skb, ICMP_DEST_UNREACH, ICMP_FRAG_NEEDED, - htonl(mtu)); + icmp_ndo_send(skb, ICMP_DEST_UNREACH, ICMP_FRAG_NEEDED, + htonl(mtu)); } else { if (mtu < IPV6_MIN_MTU) mtu = IPV6_MIN_MTU; - icmpv6_send(skb, ICMPV6_PKT_TOOBIG, 0, mtu); + icmpv6_ndo_send(skb, ICMPV6_PKT_TOOBIG, 0, mtu); } dst_release(dst); diff --git a/net/ipv4/nexthop.c b/net/ipv4/nexthop.c index f63f7ada51b3..f2d313c5900d 100644 --- a/net/ipv4/nexthop.c +++ b/net/ipv4/nexthop.c @@ -1182,7 +1182,7 @@ out: /* rtnl */ /* remove all nexthops tied to a device being deleted */ -static void nexthop_flush_dev(struct net_device *dev) +static void nexthop_flush_dev(struct net_device *dev, unsigned long event) { unsigned int hash = nh_dev_hashfn(dev->ifindex); struct net *net = dev_net(dev); @@ -1194,6 +1194,10 @@ static void nexthop_flush_dev(struct net_device *dev) if (nhi->fib_nhc.nhc_dev != dev) continue; + if (nhi->reject_nh && + (event == NETDEV_DOWN || event == NETDEV_CHANGE)) + continue; + remove_nexthop(net, nhi->nh_parent, NULL); } } @@ -1940,11 +1944,11 @@ static int nh_netdev_event(struct notifier_block *this, switch (event) { case NETDEV_DOWN: case NETDEV_UNREGISTER: - nexthop_flush_dev(dev); + nexthop_flush_dev(dev, event); break; case NETDEV_CHANGE: if (!(dev_get_flags(dev) & (IFF_RUNNING | IFF_LOWER_UP))) - nexthop_flush_dev(dev); + nexthop_flush_dev(dev, event); break; case NETDEV_CHANGEMTU: info_ext = ptr; diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c index 41d03683b13d..2384ac048bea 100644 --- a/net/ipv4/tcp.c +++ b/net/ipv4/tcp.c @@ -3164,16 +3164,23 @@ static int do_tcp_setsockopt(struct sock *sk, int level, int optname, break; case TCP_QUEUE_SEQ: - if (sk->sk_state != TCP_CLOSE) + if (sk->sk_state != TCP_CLOSE) { err = -EPERM; - else if (tp->repair_queue == TCP_SEND_QUEUE) - WRITE_ONCE(tp->write_seq, val); - else if (tp->repair_queue == TCP_RECV_QUEUE) { - WRITE_ONCE(tp->rcv_nxt, val); - WRITE_ONCE(tp->copied_seq, val); - } - else + } else if (tp->repair_queue == TCP_SEND_QUEUE) { + if (!tcp_rtx_queue_empty(sk)) + err = -EPERM; + else + WRITE_ONCE(tp->write_seq, val); + } else if (tp->repair_queue == TCP_RECV_QUEUE) { + if (tp->rcv_nxt != tp->copied_seq) { + err = -EPERM; + } else { + WRITE_ONCE(tp->rcv_nxt, val); + WRITE_ONCE(tp->copied_seq, val); + } + } else { err = -EINVAL; + } break; case TCP_REPAIR_OPTIONS: @@ -3829,7 +3836,8 @@ static int do_tcp_getsockopt(struct sock *sk, int level, if (get_user(len, optlen)) return -EFAULT; - if (len < offsetofend(struct tcp_zerocopy_receive, length)) + if (len < 0 || + len < offsetofend(struct tcp_zerocopy_receive, length)) return -EINVAL; if (len > sizeof(zc)) { len = sizeof(zc); diff --git a/net/ipv4/udp_offload.c b/net/ipv4/udp_offload.c index cfdaac4a57e4..6e2b02cf7841 100644 --- a/net/ipv4/udp_offload.c +++ b/net/ipv4/udp_offload.c @@ -522,7 +522,7 @@ struct sk_buff *udp_gro_receive(struct list_head *head, struct sk_buff *skb, } if (!sk || NAPI_GRO_CB(skb)->encap_mark || - (skb->ip_summed != CHECKSUM_PARTIAL && + (uh->check && skb->ip_summed != CHECKSUM_PARTIAL && NAPI_GRO_CB(skb)->csum_cnt == 0 && !NAPI_GRO_CB(skb)->csum_valid) || !udp_sk(sk)->gro_receive) diff --git a/net/ipv6/calipso.c b/net/ipv6/calipso.c index 78f766019b7e..0ea66e9db249 100644 --- a/net/ipv6/calipso.c +++ b/net/ipv6/calipso.c @@ -83,6 +83,9 @@ struct calipso_map_cache_entry { static struct calipso_map_cache_bkt *calipso_cache; +static void calipso_cache_invalidate(void); +static void calipso_doi_putdef(struct calipso_doi *doi_def); + /* Label Mapping Cache Functions */ @@ -444,15 +447,10 @@ static int calipso_doi_remove(u32 doi, struct netlbl_audit *audit_info) ret_val = -ENOENT; goto doi_remove_return; } - if (!refcount_dec_and_test(&doi_def->refcount)) { - spin_unlock(&calipso_doi_list_lock); - ret_val = -EBUSY; - goto doi_remove_return; - } list_del_rcu(&doi_def->list); spin_unlock(&calipso_doi_list_lock); - call_rcu(&doi_def->rcu, calipso_doi_free_rcu); + calipso_doi_putdef(doi_def); ret_val = 0; doi_remove_return: @@ -508,10 +506,8 @@ static void calipso_doi_putdef(struct calipso_doi *doi_def) if (!refcount_dec_and_test(&doi_def->refcount)) return; - spin_lock(&calipso_doi_list_lock); - list_del_rcu(&doi_def->list); - spin_unlock(&calipso_doi_list_lock); + calipso_cache_invalidate(); call_rcu(&doi_def->rcu, calipso_doi_free_rcu); } diff --git a/net/ipv6/icmp.c b/net/ipv6/icmp.c index 8956144ea65e..cbab41d557b2 100644 --- a/net/ipv6/icmp.c +++ b/net/ipv6/icmp.c @@ -331,10 +331,9 @@ static int icmpv6_getfrag(void *from, char *to, int offset, int len, int odd, st } #if IS_ENABLED(CONFIG_IPV6_MIP6) -static void mip6_addr_swap(struct sk_buff *skb) +static void mip6_addr_swap(struct sk_buff *skb, const struct inet6_skb_parm *opt) { struct ipv6hdr *iph = ipv6_hdr(skb); - struct inet6_skb_parm *opt = IP6CB(skb); struct ipv6_destopt_hao *hao; struct in6_addr tmp; int off; @@ -351,7 +350,7 @@ static void mip6_addr_swap(struct sk_buff *skb) } } #else -static inline void mip6_addr_swap(struct sk_buff *skb) {} +static inline void mip6_addr_swap(struct sk_buff *skb, const struct inet6_skb_parm *opt) {} #endif static struct dst_entry *icmpv6_route_lookup(struct net *net, @@ -446,7 +445,8 @@ static int icmp6_iif(const struct sk_buff *skb) * Send an ICMP message in response to a packet in error */ void icmp6_send(struct sk_buff *skb, u8 type, u8 code, __u32 info, - const struct in6_addr *force_saddr) + const struct in6_addr *force_saddr, + const struct inet6_skb_parm *parm) { struct inet6_dev *idev = NULL; struct ipv6hdr *hdr = ipv6_hdr(skb); @@ -542,7 +542,7 @@ void icmp6_send(struct sk_buff *skb, u8 type, u8 code, __u32 info, if (!(skb->dev->flags & IFF_LOOPBACK) && !icmpv6_global_allow(net, type)) goto out_bh_enable; - mip6_addr_swap(skb); + mip6_addr_swap(skb, parm); sk = icmpv6_xmit_lock(net); if (!sk) @@ -559,7 +559,7 @@ void icmp6_send(struct sk_buff *skb, u8 type, u8 code, __u32 info, /* select a more meaningful saddr from input if */ struct net_device *in_netdev; - in_netdev = dev_get_by_index(net, IP6CB(skb)->iif); + in_netdev = dev_get_by_index(net, parm->iif); if (in_netdev) { ipv6_dev_get_saddr(net, in_netdev, &fl6.daddr, inet6_sk(sk)->srcprefs, @@ -640,7 +640,7 @@ EXPORT_SYMBOL(icmp6_send); */ void icmpv6_param_prob(struct sk_buff *skb, u8 code, int pos) { - icmp6_send(skb, ICMPV6_PARAMPROB, code, pos, NULL); + icmp6_send(skb, ICMPV6_PARAMPROB, code, pos, NULL, IP6CB(skb)); kfree_skb(skb); } @@ -697,10 +697,10 @@ int ip6_err_gen_icmpv6_unreach(struct sk_buff *skb, int nhs, int type, } if (type == ICMP_TIME_EXCEEDED) icmp6_send(skb2, ICMPV6_TIME_EXCEED, ICMPV6_EXC_HOPLIMIT, - info, &temp_saddr); + info, &temp_saddr, IP6CB(skb2)); else icmp6_send(skb2, ICMPV6_DEST_UNREACH, ICMPV6_ADDR_UNREACH, - info, &temp_saddr); + info, &temp_saddr, IP6CB(skb2)); if (rt) ip6_rt_put(rt); diff --git a/net/ipv6/ip6_gre.c b/net/ipv6/ip6_gre.c index cf6e1380b527..640f71a7b29d 100644 --- a/net/ipv6/ip6_gre.c +++ b/net/ipv6/ip6_gre.c @@ -678,8 +678,8 @@ static int prepare_ip6gre_xmit_ipv6(struct sk_buff *skb, tel = (struct ipv6_tlv_tnl_enc_lim *)&skb_network_header(skb)[offset]; if (tel->encap_limit == 0) { - icmpv6_send(skb, ICMPV6_PARAMPROB, - ICMPV6_HDR_FIELD, offset + 2); + icmpv6_ndo_send(skb, ICMPV6_PARAMPROB, + ICMPV6_HDR_FIELD, offset + 2); return -1; } *encap_limit = tel->encap_limit - 1; @@ -805,8 +805,8 @@ static inline int ip6gre_xmit_ipv4(struct sk_buff *skb, struct net_device *dev) if (err != 0) { /* XXX: send ICMP error even if DF is not set. */ if (err == -EMSGSIZE) - icmp_send(skb, ICMP_DEST_UNREACH, ICMP_FRAG_NEEDED, - htonl(mtu)); + icmp_ndo_send(skb, ICMP_DEST_UNREACH, ICMP_FRAG_NEEDED, + htonl(mtu)); return -1; } @@ -837,7 +837,7 @@ static inline int ip6gre_xmit_ipv6(struct sk_buff *skb, struct net_device *dev) &mtu, skb->protocol); if (err != 0) { if (err == -EMSGSIZE) - icmpv6_send(skb, ICMPV6_PKT_TOOBIG, 0, mtu); + icmpv6_ndo_send(skb, ICMPV6_PKT_TOOBIG, 0, mtu); return -1; } @@ -1063,10 +1063,10 @@ static netdev_tx_t ip6erspan_tunnel_xmit(struct sk_buff *skb, /* XXX: send ICMP error even if DF is not set. */ if (err == -EMSGSIZE) { if (skb->protocol == htons(ETH_P_IP)) - icmp_send(skb, ICMP_DEST_UNREACH, - ICMP_FRAG_NEEDED, htonl(mtu)); + icmp_ndo_send(skb, ICMP_DEST_UNREACH, + ICMP_FRAG_NEEDED, htonl(mtu)); else - icmpv6_send(skb, ICMPV6_PKT_TOOBIG, 0, mtu); + icmpv6_ndo_send(skb, ICMPV6_PKT_TOOBIG, 0, mtu); } goto tx_err; diff --git a/net/ipv6/ip6_icmp.c b/net/ipv6/ip6_icmp.c index 70c8c2f36c98..9e3574880cb0 100644 --- a/net/ipv6/ip6_icmp.c +++ b/net/ipv6/ip6_icmp.c @@ -33,23 +33,25 @@ int inet6_unregister_icmp_sender(ip6_icmp_send_t *fn) } EXPORT_SYMBOL(inet6_unregister_icmp_sender); -void icmpv6_send(struct sk_buff *skb, u8 type, u8 code, __u32 info) +void __icmpv6_send(struct sk_buff *skb, u8 type, u8 code, __u32 info, + const struct inet6_skb_parm *parm) { ip6_icmp_send_t *send; rcu_read_lock(); send = rcu_dereference(ip6_icmp_send); if (send) - send(skb, type, code, info, NULL); + send(skb, type, code, info, NULL, parm); rcu_read_unlock(); } -EXPORT_SYMBOL(icmpv6_send); +EXPORT_SYMBOL(__icmpv6_send); #endif #if IS_ENABLED(CONFIG_NF_NAT) #include void icmpv6_ndo_send(struct sk_buff *skb_in, u8 type, u8 code, __u32 info) { + struct inet6_skb_parm parm = { 0 }; struct sk_buff *cloned_skb = NULL; enum ip_conntrack_info ctinfo; struct in6_addr orig_ip; @@ -57,7 +59,7 @@ void icmpv6_ndo_send(struct sk_buff *skb_in, u8 type, u8 code, __u32 info) ct = nf_ct_get(skb_in, &ctinfo); if (!ct || !(ct->status & IPS_SRC_NAT)) { - icmpv6_send(skb_in, type, code, info); + __icmpv6_send(skb_in, type, code, info, &parm); return; } @@ -72,7 +74,7 @@ void icmpv6_ndo_send(struct sk_buff *skb_in, u8 type, u8 code, __u32 info) orig_ip = ipv6_hdr(skb_in)->saddr; ipv6_hdr(skb_in)->saddr = ct->tuplehash[0].tuple.src.u3.in6; - icmpv6_send(skb_in, type, code, info); + __icmpv6_send(skb_in, type, code, info, &parm); ipv6_hdr(skb_in)->saddr = orig_ip; out: consume_skb(cloned_skb); diff --git a/net/ipv6/ip6_tunnel.c b/net/ipv6/ip6_tunnel.c index 648db3fe508f..5d27b5c63121 100644 --- a/net/ipv6/ip6_tunnel.c +++ b/net/ipv6/ip6_tunnel.c @@ -1363,8 +1363,8 @@ ipxip6_tnl_xmit(struct sk_buff *skb, struct net_device *dev, tel = (void *)&skb_network_header(skb)[offset]; if (tel->encap_limit == 0) { - icmpv6_send(skb, ICMPV6_PARAMPROB, - ICMPV6_HDR_FIELD, offset + 2); + icmpv6_ndo_send(skb, ICMPV6_PARAMPROB, + ICMPV6_HDR_FIELD, offset + 2); return -1; } encap_limit = tel->encap_limit - 1; @@ -1416,11 +1416,11 @@ ipxip6_tnl_xmit(struct sk_buff *skb, struct net_device *dev, if (err == -EMSGSIZE) switch (protocol) { case IPPROTO_IPIP: - icmp_send(skb, ICMP_DEST_UNREACH, - ICMP_FRAG_NEEDED, htonl(mtu)); + icmp_ndo_send(skb, ICMP_DEST_UNREACH, + ICMP_FRAG_NEEDED, htonl(mtu)); break; case IPPROTO_IPV6: - icmpv6_send(skb, ICMPV6_PKT_TOOBIG, 0, mtu); + icmpv6_ndo_send(skb, ICMPV6_PKT_TOOBIG, 0, mtu); break; default: break; diff --git a/net/ipv6/ip6_vti.c b/net/ipv6/ip6_vti.c index 5f9c4fdc120d..ecfeffc06c55 100644 --- a/net/ipv6/ip6_vti.c +++ b/net/ipv6/ip6_vti.c @@ -520,10 +520,10 @@ vti6_xmit(struct sk_buff *skb, struct net_device *dev, struct flowi *fl) if (mtu < IPV6_MIN_MTU) mtu = IPV6_MIN_MTU; - icmpv6_send(skb, ICMPV6_PKT_TOOBIG, 0, mtu); + icmpv6_ndo_send(skb, ICMPV6_PKT_TOOBIG, 0, mtu); } else { - icmp_send(skb, ICMP_DEST_UNREACH, ICMP_FRAG_NEEDED, - htonl(mtu)); + icmp_ndo_send(skb, ICMP_DEST_UNREACH, ICMP_FRAG_NEEDED, + htonl(mtu)); } err = -EMSGSIZE; diff --git a/net/ipv6/sit.c b/net/ipv6/sit.c index ff048cb8d807..b26f469a3fb8 100644 --- a/net/ipv6/sit.c +++ b/net/ipv6/sit.c @@ -987,7 +987,7 @@ static netdev_tx_t ipip6_tunnel_xmit(struct sk_buff *skb, skb_dst_update_pmtu_no_confirm(skb, mtu); if (skb->len > mtu && !skb_is_gso(skb)) { - icmpv6_send(skb, ICMPV6_PKT_TOOBIG, 0, mtu); + icmpv6_ndo_send(skb, ICMPV6_PKT_TOOBIG, 0, mtu); ip_rt_put(rt); goto tx_error; } diff --git a/net/iucv/af_iucv.c b/net/iucv/af_iucv.c index db7d888914fa..e14368ced21f 100644 --- a/net/iucv/af_iucv.c +++ b/net/iucv/af_iucv.c @@ -2036,7 +2036,6 @@ static int afiucv_hs_rcv(struct sk_buff *skb, struct net_device *dev, char nullstring[8]; if (!pskb_may_pull(skb, sizeof(*trans_hdr))) { - WARN_ONCE(1, "AF_IUCV failed to receive skb, len=%u", skb->len); kfree_skb(skb); return NET_RX_SUCCESS; } diff --git a/net/l2tp/l2tp_core.c b/net/l2tp/l2tp_core.c index 7be5103ff2a8..203890e378cb 100644 --- a/net/l2tp/l2tp_core.c +++ b/net/l2tp/l2tp_core.c @@ -649,9 +649,9 @@ void l2tp_recv_common(struct l2tp_session *session, struct sk_buff *skb, /* Parse and check optional cookie */ if (session->peer_cookie_len > 0) { if (memcmp(ptr, &session->peer_cookie[0], session->peer_cookie_len)) { - pr_warn_ratelimited("%s: cookie mismatch (%u/%u). Discarding.\n", - tunnel->name, tunnel->tunnel_id, - session->session_id); + pr_debug_ratelimited("%s: cookie mismatch (%u/%u). Discarding.\n", + tunnel->name, tunnel->tunnel_id, + session->session_id); atomic_long_inc(&session->stats.rx_cookie_discards); goto discard; } @@ -702,8 +702,8 @@ void l2tp_recv_common(struct l2tp_session *session, struct sk_buff *skb, * If user has configured mandatory sequence numbers, discard. */ if (session->recv_seq) { - pr_warn_ratelimited("%s: recv data has no seq numbers when required. Discarding.\n", - session->name); + pr_debug_ratelimited("%s: recv data has no seq numbers when required. Discarding.\n", + session->name); atomic_long_inc(&session->stats.rx_seq_discards); goto discard; } @@ -718,8 +718,8 @@ void l2tp_recv_common(struct l2tp_session *session, struct sk_buff *skb, session->send_seq = 0; l2tp_session_set_header_len(session, tunnel->version); } else if (session->send_seq) { - pr_warn_ratelimited("%s: recv data has no seq numbers when required. Discarding.\n", - session->name); + pr_debug_ratelimited("%s: recv data has no seq numbers when required. Discarding.\n", + session->name); atomic_long_inc(&session->stats.rx_seq_discards); goto discard; } @@ -809,9 +809,9 @@ static int l2tp_udp_recv_core(struct l2tp_tunnel *tunnel, struct sk_buff *skb) /* Short packet? */ if (!pskb_may_pull(skb, L2TP_HDR_SIZE_MAX)) { - pr_warn_ratelimited("%s: recv short packet (len=%d)\n", - tunnel->name, skb->len); - goto error; + pr_debug_ratelimited("%s: recv short packet (len=%d)\n", + tunnel->name, skb->len); + goto invalid; } /* Point to L2TP header */ @@ -824,9 +824,9 @@ static int l2tp_udp_recv_core(struct l2tp_tunnel *tunnel, struct sk_buff *skb) /* Check protocol version */ version = hdrflags & L2TP_HDR_VER_MASK; if (version != tunnel->version) { - pr_warn_ratelimited("%s: recv protocol version mismatch: got %d expected %d\n", - tunnel->name, version, tunnel->version); - goto error; + pr_debug_ratelimited("%s: recv protocol version mismatch: got %d expected %d\n", + tunnel->name, version, tunnel->version); + goto invalid; } /* Get length of L2TP packet */ @@ -834,7 +834,7 @@ static int l2tp_udp_recv_core(struct l2tp_tunnel *tunnel, struct sk_buff *skb) /* If type is control packet, it is handled by userspace. */ if (hdrflags & L2TP_HDRFLAG_T) - goto error; + goto pass; /* Skip flags */ ptr += 2; @@ -863,21 +863,24 @@ static int l2tp_udp_recv_core(struct l2tp_tunnel *tunnel, struct sk_buff *skb) l2tp_session_dec_refcount(session); /* Not found? Pass to userspace to deal with */ - pr_warn_ratelimited("%s: no session found (%u/%u). Passing up.\n", - tunnel->name, tunnel_id, session_id); - goto error; + pr_debug_ratelimited("%s: no session found (%u/%u). Passing up.\n", + tunnel->name, tunnel_id, session_id); + goto pass; } if (tunnel->version == L2TP_HDR_VER_3 && l2tp_v3_ensure_opt_in_linear(session, skb, &ptr, &optr)) - goto error; + goto invalid; l2tp_recv_common(session, skb, ptr, optr, hdrflags, length); l2tp_session_dec_refcount(session); return 0; -error: +invalid: + atomic_long_inc(&tunnel->stats.rx_invalid); + +pass: /* Put UDP header back */ __skb_push(skb, sizeof(struct udphdr)); diff --git a/net/l2tp/l2tp_core.h b/net/l2tp/l2tp_core.h index cb21d906343e..98ea98eb9567 100644 --- a/net/l2tp/l2tp_core.h +++ b/net/l2tp/l2tp_core.h @@ -39,6 +39,7 @@ struct l2tp_stats { atomic_long_t rx_oos_packets; atomic_long_t rx_errors; atomic_long_t rx_cookie_discards; + atomic_long_t rx_invalid; }; struct l2tp_tunnel; diff --git a/net/l2tp/l2tp_netlink.c b/net/l2tp/l2tp_netlink.c index 83956c9ee1fc..96eb91be9238 100644 --- a/net/l2tp/l2tp_netlink.c +++ b/net/l2tp/l2tp_netlink.c @@ -428,6 +428,9 @@ static int l2tp_nl_tunnel_send(struct sk_buff *skb, u32 portid, u32 seq, int fla L2TP_ATTR_STATS_PAD) || nla_put_u64_64bit(skb, L2TP_ATTR_RX_ERRORS, atomic_long_read(&tunnel->stats.rx_errors), + L2TP_ATTR_STATS_PAD) || + nla_put_u64_64bit(skb, L2TP_ATTR_RX_INVALID, + atomic_long_read(&tunnel->stats.rx_invalid), L2TP_ATTR_STATS_PAD)) goto nla_put_failure; nla_nest_end(skb, nest); @@ -771,6 +774,9 @@ static int l2tp_nl_session_send(struct sk_buff *skb, u32 portid, u32 seq, int fl L2TP_ATTR_STATS_PAD) || nla_put_u64_64bit(skb, L2TP_ATTR_RX_ERRORS, atomic_long_read(&session->stats.rx_errors), + L2TP_ATTR_STATS_PAD) || + nla_put_u64_64bit(skb, L2TP_ATTR_RX_INVALID, + atomic_long_read(&session->stats.rx_invalid), L2TP_ATTR_STATS_PAD)) goto nla_put_failure; nla_nest_end(skb, nest); diff --git a/net/mac80211/mesh_hwmp.c b/net/mac80211/mesh_hwmp.c index 313eee12410e..3db514c4c63a 100644 --- a/net/mac80211/mesh_hwmp.c +++ b/net/mac80211/mesh_hwmp.c @@ -356,7 +356,7 @@ u32 airtime_link_metric_get(struct ieee80211_local *local, */ tx_time = (device_constant + 10 * test_frame_len / rate); estimated_retx = ((1 << (2 * ARITH_SHIFT)) / (s_unit - err)); - result = (tx_time * estimated_retx) >> (2 * ARITH_SHIFT); + result = ((u64)tx_time * estimated_retx) >> (2 * ARITH_SHIFT); return (u32)result; } diff --git a/net/mpls/mpls_gso.c b/net/mpls/mpls_gso.c index b1690149b6fa..1482259de9b5 100644 --- a/net/mpls/mpls_gso.c +++ b/net/mpls/mpls_gso.c @@ -14,6 +14,7 @@ #include #include #include +#include static struct sk_buff *mpls_gso_segment(struct sk_buff *skb, netdev_features_t features) @@ -27,6 +28,8 @@ static struct sk_buff *mpls_gso_segment(struct sk_buff *skb, skb_reset_network_header(skb); mpls_hlen = skb_inner_network_header(skb) - skb_network_header(skb); + if (unlikely(!mpls_hlen || mpls_hlen % MPLS_HLEN)) + goto out; if (unlikely(!pskb_may_pull(skb, mpls_hlen))) goto out; diff --git a/net/mptcp/subflow.c b/net/mptcp/subflow.c index 953906e40742..16adba172fb9 100644 --- a/net/mptcp/subflow.c +++ b/net/mptcp/subflow.c @@ -981,6 +981,12 @@ static void subflow_data_ready(struct sock *sk) msk = mptcp_sk(parent); if (state & TCPF_LISTEN) { + /* MPJ subflow are removed from accept queue before reaching here, + * avoid stray wakeups + */ + if (reqsk_queue_empty(&inet_csk(sk)->icsk_accept_queue)) + return; + set_bit(MPTCP_DATA_READY, &msk->flags); parent->sk_data_ready(parent); return; diff --git a/net/netfilter/nf_nat_proto.c b/net/netfilter/nf_nat_proto.c index e87b6bd6b3cd..4731d21fc3ad 100644 --- a/net/netfilter/nf_nat_proto.c +++ b/net/netfilter/nf_nat_proto.c @@ -646,8 +646,8 @@ nf_nat_ipv4_fn(void *priv, struct sk_buff *skb, } static unsigned int -nf_nat_ipv4_in(void *priv, struct sk_buff *skb, - const struct nf_hook_state *state) +nf_nat_ipv4_pre_routing(void *priv, struct sk_buff *skb, + const struct nf_hook_state *state) { unsigned int ret; __be32 daddr = ip_hdr(skb)->daddr; @@ -659,6 +659,23 @@ nf_nat_ipv4_in(void *priv, struct sk_buff *skb, return ret; } +static unsigned int +nf_nat_ipv4_local_in(void *priv, struct sk_buff *skb, + const struct nf_hook_state *state) +{ + __be32 saddr = ip_hdr(skb)->saddr; + struct sock *sk = skb->sk; + unsigned int ret; + + ret = nf_nat_ipv4_fn(priv, skb, state); + + if (ret == NF_ACCEPT && sk && saddr != ip_hdr(skb)->saddr && + !inet_sk_transparent(sk)) + skb_orphan(skb); /* TCP edemux obtained wrong socket */ + + return ret; +} + static unsigned int nf_nat_ipv4_out(void *priv, struct sk_buff *skb, const struct nf_hook_state *state) @@ -736,7 +753,7 @@ nf_nat_ipv4_local_fn(void *priv, struct sk_buff *skb, static const struct nf_hook_ops nf_nat_ipv4_ops[] = { /* Before packet filtering, change destination */ { - .hook = nf_nat_ipv4_in, + .hook = nf_nat_ipv4_pre_routing, .pf = NFPROTO_IPV4, .hooknum = NF_INET_PRE_ROUTING, .priority = NF_IP_PRI_NAT_DST, @@ -757,7 +774,7 @@ static const struct nf_hook_ops nf_nat_ipv4_ops[] = { }, /* After packet filtering, change source */ { - .hook = nf_nat_ipv4_fn, + .hook = nf_nat_ipv4_local_in, .pf = NFPROTO_IPV4, .hooknum = NF_INET_LOCAL_IN, .priority = NF_IP_PRI_NAT_SRC, diff --git a/net/netfilter/x_tables.c b/net/netfilter/x_tables.c index acce622582e3..bce6ca203d46 100644 --- a/net/netfilter/x_tables.c +++ b/net/netfilter/x_tables.c @@ -330,6 +330,7 @@ static int match_revfn(u8 af, const char *name, u8 revision, int *bestp) const struct xt_match *m; int have_rev = 0; + mutex_lock(&xt[af].mutex); list_for_each_entry(m, &xt[af].match, list) { if (strcmp(m->name, name) == 0) { if (m->revision > *bestp) @@ -338,6 +339,7 @@ static int match_revfn(u8 af, const char *name, u8 revision, int *bestp) have_rev = 1; } } + mutex_unlock(&xt[af].mutex); if (af != NFPROTO_UNSPEC && !have_rev) return match_revfn(NFPROTO_UNSPEC, name, revision, bestp); @@ -350,6 +352,7 @@ static int target_revfn(u8 af, const char *name, u8 revision, int *bestp) const struct xt_target *t; int have_rev = 0; + mutex_lock(&xt[af].mutex); list_for_each_entry(t, &xt[af].target, list) { if (strcmp(t->name, name) == 0) { if (t->revision > *bestp) @@ -358,6 +361,7 @@ static int target_revfn(u8 af, const char *name, u8 revision, int *bestp) have_rev = 1; } } + mutex_unlock(&xt[af].mutex); if (af != NFPROTO_UNSPEC && !have_rev) return target_revfn(NFPROTO_UNSPEC, name, revision, bestp); @@ -371,12 +375,10 @@ int xt_find_revision(u8 af, const char *name, u8 revision, int target, { int have_rev, best = -1; - mutex_lock(&xt[af].mutex); if (target == 1) have_rev = target_revfn(af, name, revision, &best); else have_rev = match_revfn(af, name, revision, &best); - mutex_unlock(&xt[af].mutex); /* Nothing at all? Return 0 to try loading module. */ if (best == -1) { diff --git a/net/netfilter/xt_IDLETIMER.c b/net/netfilter/xt_IDLETIMER.c index 5b4581529334..7b2f359bfce4 100644 --- a/net/netfilter/xt_IDLETIMER.c +++ b/net/netfilter/xt_IDLETIMER.c @@ -6,7 +6,6 @@ * After timer expires a kevent will be sent. * * Copyright (C) 2004, 2010 Nokia Corporation - * * Written by Timo Teras * * Converted to x_tables and reworked for upstream inclusion @@ -27,17 +26,8 @@ #include #include #include -#include #include #include -#include -#include -#include -#include -#include -#include -#include -#include struct idletimer_tg { struct list_head entry; @@ -48,114 +38,15 @@ struct idletimer_tg { struct kobject *kobj; struct device_attribute attr; - struct timespec64 delayed_timer_trigger; - struct timespec64 last_modified_timer; - struct timespec64 last_suspend_time; - struct notifier_block pm_nb; - - int timeout; unsigned int refcnt; u8 timer_type; - - bool work_pending; - bool send_nl_msg; - bool active; - uid_t uid; - bool suspend_time_valid; }; static LIST_HEAD(idletimer_tg_list); static DEFINE_MUTEX(list_mutex); -static DEFINE_SPINLOCK(timestamp_lock); static struct kobject *idletimer_tg_kobj; -static bool check_for_delayed_trigger(struct idletimer_tg *timer, - struct timespec64 *ts) -{ - bool state; - struct timespec64 temp; - spin_lock_bh(×tamp_lock); - timer->work_pending = false; - if ((ts->tv_sec - timer->last_modified_timer.tv_sec) > timer->timeout || - timer->delayed_timer_trigger.tv_sec != 0) { - state = false; - temp.tv_sec = timer->timeout; - temp.tv_nsec = 0; - if (timer->delayed_timer_trigger.tv_sec != 0) { - temp = timespec64_add(timer->delayed_timer_trigger, - temp); - ts->tv_sec = temp.tv_sec; - ts->tv_nsec = temp.tv_nsec; - timer->delayed_timer_trigger.tv_sec = 0; - timer->work_pending = true; - schedule_work(&timer->work); - } else { - temp = timespec64_add(timer->last_modified_timer, temp); - ts->tv_sec = temp.tv_sec; - ts->tv_nsec = temp.tv_nsec; - } - } else { - state = timer->active; - } - spin_unlock_bh(×tamp_lock); - return state; -} - -static void notify_netlink_uevent(const char *iface, struct idletimer_tg *timer) -{ - char iface_msg[NLMSG_MAX_SIZE]; - char state_msg[NLMSG_MAX_SIZE]; - char timestamp_msg[NLMSG_MAX_SIZE]; - char uid_msg[NLMSG_MAX_SIZE]; - char *envp[] = { iface_msg, state_msg, timestamp_msg, uid_msg, NULL }; - int res; - struct timespec64 ts; - uint64_t time_ns; - bool state; - - res = snprintf(iface_msg, NLMSG_MAX_SIZE, "INTERFACE=%s", - iface); - if (NLMSG_MAX_SIZE <= res) { - pr_err("message too long (%d)", res); - return; - } - - ts = ktime_to_timespec64(ktime_get_boottime()); - state = check_for_delayed_trigger(timer, &ts); - res = snprintf(state_msg, NLMSG_MAX_SIZE, "STATE=%s", - state ? "active" : "inactive"); - - if (NLMSG_MAX_SIZE <= res) { - pr_err("message too long (%d)", res); - return; - } - - if (state) { - res = snprintf(uid_msg, NLMSG_MAX_SIZE, "UID=%u", timer->uid); - if (NLMSG_MAX_SIZE <= res) - pr_err("message too long (%d)", res); - } else { - res = snprintf(uid_msg, NLMSG_MAX_SIZE, "UID="); - if (NLMSG_MAX_SIZE <= res) - pr_err("message too long (%d)", res); - } - - time_ns = timespec64_to_ns(&ts); - res = snprintf(timestamp_msg, NLMSG_MAX_SIZE, "TIME_NS=%llu", time_ns); - if (NLMSG_MAX_SIZE <= res) { - timestamp_msg[0] = '\0'; - pr_err("message too long (%d)", res); - } - - pr_debug("putting nlmsg: <%s> <%s> <%s> <%s>\n", iface_msg, state_msg, - timestamp_msg, uid_msg); - kobject_uevent_env(idletimer_tg_kobj, KOBJ_CHANGE, envp); - return; - - -} - static struct idletimer_tg *__idletimer_tg_find_by_label(const char *label) { @@ -176,7 +67,6 @@ static ssize_t idletimer_tg_show(struct device *dev, unsigned long expires = 0; struct timespec64 ktimespec = {}; long time_diff = 0; - unsigned long now = jiffies; mutex_lock(&list_mutex); @@ -194,13 +84,9 @@ static ssize_t idletimer_tg_show(struct device *dev, mutex_unlock(&list_mutex); - if (time_after(expires, now) || ktimespec.tv_sec > 0) + if (time_after(expires, jiffies) || ktimespec.tv_sec > 0) return snprintf(buf, PAGE_SIZE, "%ld\n", time_diff); - if (timer->send_nl_msg) - return sprintf(buf, "0 %d\n", - jiffies_to_msecs(now - expires) / 1000); - return snprintf(buf, PAGE_SIZE, "0\n"); } @@ -210,9 +96,6 @@ static void idletimer_tg_work(struct work_struct *work) work); sysfs_notify(idletimer_tg_kobj, NULL, timer->attr.attr.name); - - if (timer->send_nl_msg) - notify_netlink_uevent(timer->attr.attr.name, timer); } static void idletimer_tg_expired(struct timer_list *t) @@ -220,61 +103,8 @@ static void idletimer_tg_expired(struct timer_list *t) struct idletimer_tg *timer = from_timer(timer, t, timer); pr_debug("timer %s expired\n", timer->attr.attr.name); - spin_lock_bh(×tamp_lock); - timer->active = false; - timer->work_pending = true; + schedule_work(&timer->work); - spin_unlock_bh(×tamp_lock); -} - -static int idletimer_resume(struct notifier_block *notifier, - unsigned long pm_event, void *unused) -{ - struct timespec64 ts; - unsigned long time_diff, now = jiffies; - struct idletimer_tg *timer = container_of(notifier, - struct idletimer_tg, pm_nb); - if (!timer) - return NOTIFY_DONE; - switch (pm_event) { - case PM_SUSPEND_PREPARE: - timer->last_suspend_time = - ktime_to_timespec64(ktime_get_boottime()); - timer->suspend_time_valid = true; - break; - case PM_POST_SUSPEND: - if (!timer->suspend_time_valid) - break; - timer->suspend_time_valid = false; - - spin_lock_bh(×tamp_lock); - if (!timer->active) { - spin_unlock_bh(×tamp_lock); - break; - } - /* since jiffies are not updated when suspended now represents - * the time it would have suspended */ - if (time_after(timer->timer.expires, now)) { - ts = ktime_to_timespec64(ktime_get_boottime()); - ts = timespec64_sub(ts, timer->last_suspend_time); - time_diff = timespec64_to_jiffies(&ts); - if (timer->timer.expires > (time_diff + now)) { - mod_timer_pending(&timer->timer, - (timer->timer.expires - time_diff)); - } else { - del_timer(&timer->timer); - timer->timer.expires = 0; - timer->active = false; - timer->work_pending = true; - schedule_work(&timer->work); - } - } - spin_unlock_bh(×tamp_lock); - break; - default: - break; - } - return NOTIFY_DONE; } static enum alarmtimer_restart idletimer_tg_alarmproc(struct alarm *alarm, @@ -307,7 +137,7 @@ static int idletimer_tg_create(struct idletimer_tg_info *info) { int ret; - info->timer = kzalloc(sizeof(*info->timer), GFP_KERNEL); + info->timer = kmalloc(sizeof(*info->timer), GFP_KERNEL); if (!info->timer) { ret = -ENOMEM; goto out; @@ -336,22 +166,6 @@ static int idletimer_tg_create(struct idletimer_tg_info *info) timer_setup(&info->timer->timer, idletimer_tg_expired, 0); info->timer->refcnt = 1; - info->timer->send_nl_msg = (info->send_nl_msg == 0) ? false : true; - info->timer->active = true; - info->timer->timeout = info->timeout; - - info->timer->delayed_timer_trigger.tv_sec = 0; - info->timer->delayed_timer_trigger.tv_nsec = 0; - info->timer->work_pending = false; - info->timer->uid = 0; - info->timer->last_modified_timer = - ktime_to_timespec64(ktime_get_boottime()); - - info->timer->pm_nb.notifier_call = idletimer_resume; - ret = register_pm_notifier(&info->timer->pm_nb); - if (ret) - printk(KERN_WARNING "[%s] Failed to register pm notifier %d\n", - __func__, ret); INIT_WORK(&info->timer->work, idletimer_tg_work); @@ -368,42 +182,6 @@ out: return ret; } -static void reset_timer(const struct idletimer_tg_info *info, - struct sk_buff *skb) -{ - unsigned long now = jiffies; - struct idletimer_tg *timer = info->timer; - bool timer_prev; - - spin_lock_bh(×tamp_lock); - timer_prev = timer->active; - timer->active = true; - /* timer_prev is used to guard overflow problem in time_before*/ - if (!timer_prev || time_before(timer->timer.expires, now)) { - pr_debug("Starting Checkentry timer (Expired, Jiffies): %lu, %lu\n", - timer->timer.expires, now); - - /* Stores the uid resposible for waking up the radio */ - if (skb && (skb->sk)) { - timer->uid = from_kuid_munged(current_user_ns(), - sock_i_uid(skb_to_full_sk(skb))); - } - - /* checks if there is a pending inactive notification*/ - if (timer->work_pending) - timer->delayed_timer_trigger = timer->last_modified_timer; - else { - timer->work_pending = true; - schedule_work(&timer->work); - } - } - - timer->last_modified_timer = ktime_to_timespec64(ktime_get_boottime()); - mod_timer(&timer->timer, - msecs_to_jiffies(info->timeout * 1000) + now); - spin_unlock_bh(×tamp_lock); -} - static int idletimer_tg_create_v1(struct idletimer_tg_info_v1 *info) { int ret; @@ -473,23 +251,13 @@ static unsigned int idletimer_tg_target(struct sk_buff *skb, const struct xt_action_param *par) { const struct idletimer_tg_info *info = par->targinfo; - unsigned long now = jiffies; pr_debug("resetting timer %s, timeout period %u\n", info->label, info->timeout); - BUG_ON(!info->timer); + mod_timer(&info->timer->timer, + msecs_to_jiffies(info->timeout * 1000) + jiffies); - info->timer->active = true; - - if (time_before(info->timer->timer.expires, now)) { - schedule_work(&info->timer->work); - pr_debug("Starting timer %s (Expired, Jiffies): %lu, %lu\n", - info->label, info->timer->timer.expires, now); - } - - /* TODO: Avoid modifying timers on each packet */ - reset_timer(info, skb); return XT_CONTINUE; } @@ -553,7 +321,9 @@ static int idletimer_tg_checkentry(const struct xt_tgchk_param *par) info->timer = __idletimer_tg_find_by_label(info->label); if (info->timer) { info->timer->refcnt++; - reset_timer(info, NULL); + mod_timer(&info->timer->timer, + msecs_to_jiffies(info->timeout * 1000) + jiffies); + pr_debug("increased refcnt of timer %s to %u\n", info->label, info->timer->refcnt); } else { @@ -566,7 +336,6 @@ static int idletimer_tg_checkentry(const struct xt_tgchk_param *par) } mutex_unlock(&list_mutex); - return 0; } @@ -645,14 +414,13 @@ static void idletimer_tg_destroy(const struct xt_tgdtor_param *par) list_del(&info->timer->entry); del_timer_sync(&info->timer->timer); - sysfs_remove_file(idletimer_tg_kobj, &info->timer->attr.attr); - unregister_pm_notifier(&info->timer->pm_nb); cancel_work_sync(&info->timer->work); + sysfs_remove_file(idletimer_tg_kobj, &info->timer->attr.attr); kfree(info->timer->attr.attr.name); kfree(info->timer); } else { pr_debug("decreased refcnt of timer %s to %u\n", - info->label, info->timer->refcnt); + info->label, info->timer->refcnt); } mutex_unlock(&list_mutex); @@ -691,7 +459,6 @@ static void idletimer_tg_destroy_v1(const struct xt_tgdtor_param *par) static struct xt_target idletimer_tg[] __read_mostly = { { .name = "IDLETIMER", - .revision = 1, .family = NFPROTO_UNSPEC, .target = idletimer_tg_target, .targetsize = sizeof(struct idletimer_tg_info), @@ -773,4 +540,3 @@ MODULE_DESCRIPTION("Xtables: idle time monitor"); MODULE_LICENSE("GPL v2"); MODULE_ALIAS("ipt_IDLETIMER"); MODULE_ALIAS("ip6t_IDLETIMER"); -MODULE_ALIAS("arpt_IDLETIMER"); diff --git a/net/netlabel/netlabel_cipso_v4.c b/net/netlabel/netlabel_cipso_v4.c index 726dda95934c..4f50a64315cf 100644 --- a/net/netlabel/netlabel_cipso_v4.c +++ b/net/netlabel/netlabel_cipso_v4.c @@ -575,6 +575,7 @@ list_start: break; } + cipso_v4_doi_putdef(doi_def); rcu_read_unlock(); genlmsg_end(ans_skb, data); @@ -583,12 +584,14 @@ list_start: list_retry: /* XXX - this limit is a guesstimate */ if (nlsze_mult < 4) { + cipso_v4_doi_putdef(doi_def); rcu_read_unlock(); kfree_skb(ans_skb); nlsze_mult *= 2; goto list_start; } list_failure_lock: + cipso_v4_doi_putdef(doi_def); rcu_read_unlock(); list_failure: kfree_skb(ans_skb); diff --git a/net/nfc/nci/uart.c b/net/nfc/nci/uart.c index 11b554ce07ff..1204c438e87d 100644 --- a/net/nfc/nci/uart.c +++ b/net/nfc/nci/uart.c @@ -292,7 +292,8 @@ static int nci_uart_tty_ioctl(struct tty_struct *tty, struct file *file, /* We don't provide read/write/poll interface for user space. */ static ssize_t nci_uart_tty_read(struct tty_struct *tty, struct file *file, - unsigned char __user *buf, size_t nr) + unsigned char *buf, size_t nr, + void **cookie, unsigned long offset) { return 0; } diff --git a/net/psample/psample.c b/net/psample/psample.c index 33e238c965bd..482c07f2766b 100644 --- a/net/psample/psample.c +++ b/net/psample/psample.c @@ -309,10 +309,10 @@ static int psample_tunnel_meta_len(struct ip_tunnel_info *tun_info) unsigned short tun_proto = ip_tunnel_info_af(tun_info); const struct ip_tunnel_key *tun_key = &tun_info->key; int tun_opts_len = tun_info->options_len; - int sum = 0; + int sum = nla_total_size(0); /* PSAMPLE_ATTR_TUNNEL */ if (tun_key->tun_flags & TUNNEL_KEY) - sum += nla_total_size(sizeof(u64)); + sum += nla_total_size_64bit(sizeof(u64)); if (tun_info->mode & IP_TUNNEL_INFO_BRIDGE) sum += nla_total_size(0); diff --git a/net/qrtr/qrtr.c b/net/qrtr/qrtr.c index d7134c558993..54031ee079a2 100644 --- a/net/qrtr/qrtr.c +++ b/net/qrtr/qrtr.c @@ -433,7 +433,7 @@ int qrtr_endpoint_post(struct qrtr_endpoint *ep, const void *data, size_t len) if (len == 0 || len & 3) return -EINVAL; - skb = netdev_alloc_skb(NULL, len); + skb = __netdev_alloc_skb(NULL, len, GFP_ATOMIC | __GFP_NOWARN); if (!skb) return -ENOMEM; @@ -935,8 +935,10 @@ static int qrtr_sendmsg(struct socket *sock, struct msghdr *msg, size_t len) plen = (len + 3) & ~3; skb = sock_alloc_send_skb(sk, plen + QRTR_HDR_MAX_SIZE, msg->msg_flags & MSG_DONTWAIT, &rc); - if (!skb) + if (!skb) { + rc = -ENOMEM; goto out_node; + } skb_reserve(skb, QRTR_HDR_MAX_SIZE); diff --git a/net/qrtr/tun.c b/net/qrtr/tun.c index b238c40a9984..304b41fea5ab 100644 --- a/net/qrtr/tun.c +++ b/net/qrtr/tun.c @@ -31,6 +31,7 @@ static int qrtr_tun_send(struct qrtr_endpoint *ep, struct sk_buff *skb) static int qrtr_tun_open(struct inode *inode, struct file *filp) { struct qrtr_tun *tun; + int ret; tun = kzalloc(sizeof(*tun), GFP_KERNEL); if (!tun) @@ -43,7 +44,16 @@ static int qrtr_tun_open(struct inode *inode, struct file *filp) filp->private_data = tun; - return qrtr_endpoint_register(&tun->ep, QRTR_EP_NID_AUTO); + ret = qrtr_endpoint_register(&tun->ep, QRTR_EP_NID_AUTO); + if (ret) + goto out; + + return 0; + +out: + filp->private_data = NULL; + kfree(tun); + return ret; } static ssize_t qrtr_tun_read_iter(struct kiocb *iocb, struct iov_iter *to) diff --git a/net/sched/act_api.c b/net/sched/act_api.c index f66417d5d2c3..181c4b501225 100644 --- a/net/sched/act_api.c +++ b/net/sched/act_api.c @@ -888,7 +888,7 @@ static const struct nla_policy tcf_action_policy[TCA_ACT_MAX + 1] = { [TCA_ACT_HW_STATS] = NLA_POLICY_BITFIELD32(TCA_ACT_HW_STATS_ANY), }; -static void tcf_idr_insert_many(struct tc_action *actions[]) +void tcf_idr_insert_many(struct tc_action *actions[]) { int i; @@ -908,19 +908,13 @@ static void tcf_idr_insert_many(struct tc_action *actions[]) } } -struct tc_action *tcf_action_init_1(struct net *net, struct tcf_proto *tp, - struct nlattr *nla, struct nlattr *est, - char *name, int ovr, int bind, - bool rtnl_held, - struct netlink_ext_ack *extack) +struct tc_action_ops *tc_action_load_ops(char *name, struct nlattr *nla, + bool rtnl_held, + struct netlink_ext_ack *extack) { - struct nla_bitfield32 flags = { 0, 0 }; - u8 hw_stats = TCA_ACT_HW_STATS_ANY; - struct tc_action *a; - struct tc_action_ops *a_o; - struct tc_cookie *cookie = NULL; - char act_name[IFNAMSIZ]; struct nlattr *tb[TCA_ACT_MAX + 1]; + struct tc_action_ops *a_o; + char act_name[IFNAMSIZ]; struct nlattr *kind; int err; @@ -928,33 +922,21 @@ struct tc_action *tcf_action_init_1(struct net *net, struct tcf_proto *tp, err = nla_parse_nested_deprecated(tb, TCA_ACT_MAX, nla, tcf_action_policy, extack); if (err < 0) - goto err_out; + return ERR_PTR(err); err = -EINVAL; kind = tb[TCA_ACT_KIND]; if (!kind) { NL_SET_ERR_MSG(extack, "TC action kind must be specified"); - goto err_out; + return ERR_PTR(err); } if (nla_strlcpy(act_name, kind, IFNAMSIZ) >= IFNAMSIZ) { NL_SET_ERR_MSG(extack, "TC action name too long"); - goto err_out; + return ERR_PTR(err); } - if (tb[TCA_ACT_COOKIE]) { - cookie = nla_memdup_cookie(tb); - if (!cookie) { - NL_SET_ERR_MSG(extack, "No memory to generate TC cookie"); - err = -ENOMEM; - goto err_out; - } - } - hw_stats = tcf_action_hw_stats_get(tb[TCA_ACT_HW_STATS]); - if (tb[TCA_ACT_FLAGS]) - flags = nla_get_bitfield32(tb[TCA_ACT_FLAGS]); } else { if (strlcpy(act_name, name, IFNAMSIZ) >= IFNAMSIZ) { NL_SET_ERR_MSG(extack, "TC action name too long"); - err = -EINVAL; - goto err_out; + return ERR_PTR(-EINVAL); } } @@ -976,24 +958,56 @@ struct tc_action *tcf_action_init_1(struct net *net, struct tcf_proto *tp, * indicate this using -EAGAIN. */ if (a_o != NULL) { - err = -EAGAIN; - goto err_mod; + module_put(a_o->owner); + return ERR_PTR(-EAGAIN); } #endif NL_SET_ERR_MSG(extack, "Failed to load TC action module"); - err = -ENOENT; - goto err_free; + return ERR_PTR(-ENOENT); } + return a_o; +} + +struct tc_action *tcf_action_init_1(struct net *net, struct tcf_proto *tp, + struct nlattr *nla, struct nlattr *est, + char *name, int ovr, int bind, + struct tc_action_ops *a_o, bool rtnl_held, + struct netlink_ext_ack *extack) +{ + struct nla_bitfield32 flags = { 0, 0 }; + u8 hw_stats = TCA_ACT_HW_STATS_ANY; + struct nlattr *tb[TCA_ACT_MAX + 1]; + struct tc_cookie *cookie = NULL; + struct tc_action *a; + int err; + /* backward compatibility for policer */ - if (name == NULL) + if (name == NULL) { + err = nla_parse_nested_deprecated(tb, TCA_ACT_MAX, nla, + tcf_action_policy, extack); + if (err < 0) + return ERR_PTR(err); + if (tb[TCA_ACT_COOKIE]) { + cookie = nla_memdup_cookie(tb); + if (!cookie) { + NL_SET_ERR_MSG(extack, "No memory to generate TC cookie"); + err = -ENOMEM; + goto err_out; + } + } + hw_stats = tcf_action_hw_stats_get(tb[TCA_ACT_HW_STATS]); + if (tb[TCA_ACT_FLAGS]) + flags = nla_get_bitfield32(tb[TCA_ACT_FLAGS]); + err = a_o->init(net, tb[TCA_ACT_OPTIONS], est, &a, ovr, bind, rtnl_held, tp, flags.value, extack); - else + } else { err = a_o->init(net, nla, est, &a, ovr, bind, rtnl_held, tp, flags.value, extack); + } if (err < 0) - goto err_mod; + goto err_out; if (!name && tb[TCA_ACT_COOKIE]) tcf_set_action_cookie(&a->act_cookie, cookie); @@ -1010,14 +1024,11 @@ struct tc_action *tcf_action_init_1(struct net *net, struct tcf_proto *tp, return a; -err_mod: - module_put(a_o->owner); -err_free: +err_out: if (cookie) { kfree(cookie->data); kfree(cookie); } -err_out: return ERR_PTR(err); } @@ -1028,6 +1039,7 @@ int tcf_action_init(struct net *net, struct tcf_proto *tp, struct nlattr *nla, struct tc_action *actions[], size_t *attr_size, bool rtnl_held, struct netlink_ext_ack *extack) { + struct tc_action_ops *ops[TCA_ACT_MAX_PRIO] = {}; struct nlattr *tb[TCA_ACT_MAX_PRIO + 1]; struct tc_action *act; size_t sz = 0; @@ -1039,9 +1051,20 @@ int tcf_action_init(struct net *net, struct tcf_proto *tp, struct nlattr *nla, if (err < 0) return err; + for (i = 1; i <= TCA_ACT_MAX_PRIO && tb[i]; i++) { + struct tc_action_ops *a_o; + + a_o = tc_action_load_ops(name, tb[i], rtnl_held, extack); + if (IS_ERR(a_o)) { + err = PTR_ERR(a_o); + goto err_mod; + } + ops[i - 1] = a_o; + } + for (i = 1; i <= TCA_ACT_MAX_PRIO && tb[i]; i++) { act = tcf_action_init_1(net, tp, tb[i], est, name, ovr, bind, - rtnl_held, extack); + ops[i - 1], rtnl_held, extack); if (IS_ERR(act)) { err = PTR_ERR(act); goto err; @@ -1061,6 +1084,11 @@ int tcf_action_init(struct net *net, struct tcf_proto *tp, struct nlattr *nla, err: tcf_action_destroy(actions, bind); +err_mod: + for (i = 0; i < TCA_ACT_MAX_PRIO; i++) { + if (ops[i]) + module_put(ops[i]->owner); + } return err; } diff --git a/net/sched/cls_api.c b/net/sched/cls_api.c index 838b3fd94d77..b2b7834c6cf8 100644 --- a/net/sched/cls_api.c +++ b/net/sched/cls_api.c @@ -3055,16 +3055,24 @@ int tcf_exts_validate(struct net *net, struct tcf_proto *tp, struct nlattr **tb, size_t attr_size = 0; if (exts->police && tb[exts->police]) { + struct tc_action_ops *a_o; + + a_o = tc_action_load_ops("police", tb[exts->police], rtnl_held, extack); + if (IS_ERR(a_o)) + return PTR_ERR(a_o); act = tcf_action_init_1(net, tp, tb[exts->police], rate_tlv, "police", ovr, - TCA_ACT_BIND, rtnl_held, + TCA_ACT_BIND, a_o, rtnl_held, extack); - if (IS_ERR(act)) + if (IS_ERR(act)) { + module_put(a_o->owner); return PTR_ERR(act); + } act->type = exts->type = TCA_OLD_COMPAT; exts->actions[0] = act; exts->nr_actions = 1; + tcf_idr_insert_many(exts->actions); } else if (exts->action && tb[exts->action]) { int err; diff --git a/net/sched/cls_flower.c b/net/sched/cls_flower.c index 84f932532db7..46c1b3e9f66a 100644 --- a/net/sched/cls_flower.c +++ b/net/sched/cls_flower.c @@ -30,6 +30,11 @@ #include +#define TCA_FLOWER_KEY_CT_FLAGS_MAX \ + ((__TCA_FLOWER_KEY_CT_FLAGS_MAX - 1) << 1) +#define TCA_FLOWER_KEY_CT_FLAGS_MASK \ + (TCA_FLOWER_KEY_CT_FLAGS_MAX - 1) + struct fl_flow_key { struct flow_dissector_key_meta meta; struct flow_dissector_key_control control; @@ -686,8 +691,10 @@ static const struct nla_policy fl_policy[TCA_FLOWER_MAX + 1] = { [TCA_FLOWER_KEY_ENC_IP_TTL_MASK] = { .type = NLA_U8 }, [TCA_FLOWER_KEY_ENC_OPTS] = { .type = NLA_NESTED }, [TCA_FLOWER_KEY_ENC_OPTS_MASK] = { .type = NLA_NESTED }, - [TCA_FLOWER_KEY_CT_STATE] = { .type = NLA_U16 }, - [TCA_FLOWER_KEY_CT_STATE_MASK] = { .type = NLA_U16 }, + [TCA_FLOWER_KEY_CT_STATE] = + NLA_POLICY_MASK(NLA_U16, TCA_FLOWER_KEY_CT_FLAGS_MASK), + [TCA_FLOWER_KEY_CT_STATE_MASK] = + NLA_POLICY_MASK(NLA_U16, TCA_FLOWER_KEY_CT_FLAGS_MASK), [TCA_FLOWER_KEY_CT_ZONE] = { .type = NLA_U16 }, [TCA_FLOWER_KEY_CT_ZONE_MASK] = { .type = NLA_U16 }, [TCA_FLOWER_KEY_CT_MARK] = { .type = NLA_U32 }, @@ -1390,12 +1397,33 @@ static int fl_set_enc_opt(struct nlattr **tb, struct fl_flow_key *key, return 0; } +static int fl_validate_ct_state(u16 state, struct nlattr *tb, + struct netlink_ext_ack *extack) +{ + if (state && !(state & TCA_FLOWER_KEY_CT_FLAGS_TRACKED)) { + NL_SET_ERR_MSG_ATTR(extack, tb, + "no trk, so no other flag can be set"); + return -EINVAL; + } + + if (state & TCA_FLOWER_KEY_CT_FLAGS_NEW && + state & TCA_FLOWER_KEY_CT_FLAGS_ESTABLISHED) { + NL_SET_ERR_MSG_ATTR(extack, tb, + "new and est are mutually exclusive"); + return -EINVAL; + } + + return 0; +} + static int fl_set_key_ct(struct nlattr **tb, struct flow_dissector_key_ct *key, struct flow_dissector_key_ct *mask, struct netlink_ext_ack *extack) { if (tb[TCA_FLOWER_KEY_CT_STATE]) { + int err; + if (!IS_ENABLED(CONFIG_NF_CONNTRACK)) { NL_SET_ERR_MSG(extack, "Conntrack isn't enabled"); return -EOPNOTSUPP; @@ -1403,6 +1431,13 @@ static int fl_set_key_ct(struct nlattr **tb, fl_set_key_val(tb, &key->ct_state, TCA_FLOWER_KEY_CT_STATE, &mask->ct_state, TCA_FLOWER_KEY_CT_STATE_MASK, sizeof(key->ct_state)); + + err = fl_validate_ct_state(mask->ct_state, + tb[TCA_FLOWER_KEY_CT_STATE_MASK], + extack); + if (err) + return err; + } if (tb[TCA_FLOWER_KEY_CT_ZONE]) { if (!IS_ENABLED(CONFIG_NF_CONNTRACK_ZONES)) { diff --git a/net/sched/sch_api.c b/net/sched/sch_api.c index 5e8e49c4ab5c..54a8c363bcdd 100644 --- a/net/sched/sch_api.c +++ b/net/sched/sch_api.c @@ -2167,7 +2167,7 @@ static int tc_dump_tclass_qdisc(struct Qdisc *q, struct sk_buff *skb, static int tc_dump_tclass_root(struct Qdisc *root, struct sk_buff *skb, struct tcmsg *tcm, struct netlink_callback *cb, - int *t_p, int s_t) + int *t_p, int s_t, bool recur) { struct Qdisc *q; int b; @@ -2178,7 +2178,7 @@ static int tc_dump_tclass_root(struct Qdisc *root, struct sk_buff *skb, if (tc_dump_tclass_qdisc(root, skb, tcm, cb, t_p, s_t) < 0) return -1; - if (!qdisc_dev(root)) + if (!qdisc_dev(root) || !recur) return 0; if (tcm->tcm_parent) { @@ -2213,13 +2213,13 @@ static int tc_dump_tclass(struct sk_buff *skb, struct netlink_callback *cb) s_t = cb->args[0]; t = 0; - if (tc_dump_tclass_root(dev->qdisc, skb, tcm, cb, &t, s_t) < 0) + if (tc_dump_tclass_root(dev->qdisc, skb, tcm, cb, &t, s_t, true) < 0) goto done; dev_queue = dev_ingress_queue(dev); if (dev_queue && tc_dump_tclass_root(dev_queue->qdisc_sleeping, skb, tcm, cb, - &t, s_t) < 0) + &t, s_t, false) < 0) goto done; done: diff --git a/net/sunrpc/sched.c b/net/sunrpc/sched.c index cf702a5f7fe5..39ed0e0afe6d 100644 --- a/net/sunrpc/sched.c +++ b/net/sunrpc/sched.c @@ -963,8 +963,11 @@ void rpc_execute(struct rpc_task *task) rpc_set_active(task); rpc_make_runnable(rpciod_workqueue, task); - if (!is_async) + if (!is_async) { + unsigned int pflags = memalloc_nofs_save(); __rpc_execute(task); + memalloc_nofs_restore(pflags); + } } static void rpc_async_schedule(struct work_struct *work) diff --git a/net/sunrpc/svc.c b/net/sunrpc/svc.c index c211b607239e..d38788cd9433 100644 --- a/net/sunrpc/svc.c +++ b/net/sunrpc/svc.c @@ -1408,7 +1408,7 @@ svc_process_common(struct svc_rqst *rqstp, struct kvec *argv, struct kvec *resv) sendit: if (svc_authorise(rqstp)) - goto close; + goto close_xprt; return 1; /* Caller can now send it */ release_dropit: @@ -1420,6 +1420,8 @@ release_dropit: return 0; close: + svc_authorise(rqstp); +close_xprt: if (rqstp->rq_xprt && test_bit(XPT_TEMP, &rqstp->rq_xprt->xpt_flags)) svc_close_xprt(rqstp->rq_xprt); dprintk("svc: svc_process close\n"); @@ -1428,7 +1430,7 @@ release_dropit: err_short_len: svc_printk(rqstp, "short len %zd, dropping request\n", argv->iov_len); - goto close; + goto close_xprt; err_bad_rpc: serv->sv_stats->rpcbadfmt++; diff --git a/net/sunrpc/svc_xprt.c b/net/sunrpc/svc_xprt.c index 43cf8dbde898..06e503466c32 100644 --- a/net/sunrpc/svc_xprt.c +++ b/net/sunrpc/svc_xprt.c @@ -1062,7 +1062,7 @@ static int svc_close_list(struct svc_serv *serv, struct list_head *xprt_list, st struct svc_xprt *xprt; int ret = 0; - spin_lock(&serv->sv_lock); + spin_lock_bh(&serv->sv_lock); list_for_each_entry(xprt, xprt_list, xpt_list) { if (xprt->xpt_net != net) continue; @@ -1070,7 +1070,7 @@ static int svc_close_list(struct svc_serv *serv, struct list_head *xprt_list, st set_bit(XPT_CLOSE, &xprt->xpt_flags); svc_xprt_enqueue(xprt); } - spin_unlock(&serv->sv_lock); + spin_unlock_bh(&serv->sv_lock); return ret; } diff --git a/net/sunrpc/xprtrdma/svc_rdma_backchannel.c b/net/sunrpc/xprtrdma/svc_rdma_backchannel.c index 5e7c4ba9e147..c5154bc38e12 100644 --- a/net/sunrpc/xprtrdma/svc_rdma_backchannel.c +++ b/net/sunrpc/xprtrdma/svc_rdma_backchannel.c @@ -246,9 +246,9 @@ xprt_setup_rdma_bc(struct xprt_create *args) xprt->timeout = &xprt_rdma_bc_timeout; xprt_set_bound(xprt); xprt_set_connected(xprt); - xprt->bind_timeout = RPCRDMA_BIND_TO; - xprt->reestablish_timeout = RPCRDMA_INIT_REEST_TO; - xprt->idle_timeout = RPCRDMA_IDLE_DISC_TO; + xprt->bind_timeout = 0; + xprt->reestablish_timeout = 0; + xprt->idle_timeout = 0; xprt->prot = XPRT_TRANSPORT_BC_RDMA; xprt->ops = &xprt_rdma_bc_procs; diff --git a/net/sunrpc/xprtrdma/svc_rdma_transport.c b/net/sunrpc/xprtrdma/svc_rdma_transport.c index fb044792b571..5f7e3d12523f 100644 --- a/net/sunrpc/xprtrdma/svc_rdma_transport.c +++ b/net/sunrpc/xprtrdma/svc_rdma_transport.c @@ -475,9 +475,6 @@ static struct svc_xprt *svc_rdma_accept(struct svc_xprt *xprt) if (!svc_rdma_post_recvs(newxprt)) goto errout; - /* Swap out the handler */ - newxprt->sc_cm_id->event_handler = svc_rdma_cma_handler; - /* Construct RDMA-CM private message */ pmsg.cp_magic = rpcrdma_cmp_magic; pmsg.cp_version = RPCRDMA_CMP_VERSION; @@ -498,7 +495,10 @@ static struct svc_xprt *svc_rdma_accept(struct svc_xprt *xprt) } conn_param.private_data = &pmsg; conn_param.private_data_len = sizeof(pmsg); + rdma_lock_handler(newxprt->sc_cm_id); + newxprt->sc_cm_id->event_handler = svc_rdma_cma_handler; ret = rdma_accept(newxprt->sc_cm_id, &conn_param); + rdma_unlock_handler(newxprt->sc_cm_id); if (ret) { trace_svcrdma_accept_err(newxprt, ret); goto errout; diff --git a/net/vmw_vsock/af_vsock.c b/net/vmw_vsock/af_vsock.c index 791955f5e7ec..cf86c1376b1a 100644 --- a/net/vmw_vsock/af_vsock.c +++ b/net/vmw_vsock/af_vsock.c @@ -738,6 +738,7 @@ static struct sock *__vsock_create(struct net *net, vsk->buffer_size = psk->buffer_size; vsk->buffer_min_size = psk->buffer_min_size; vsk->buffer_max_size = psk->buffer_max_size; + security_sk_clone(parent, sk); } else { vsk->trusted = ns_capable_noaudit(&init_user_ns, CAP_NET_ADMIN); vsk->owner = get_current_cred(); diff --git a/samples/Kconfig b/samples/Kconfig index 0ed6e4d71d87..e76cdfc50e25 100644 --- a/samples/Kconfig +++ b/samples/Kconfig @@ -210,7 +210,7 @@ config SAMPLE_WATCHDOG depends on CC_CAN_LINK config SAMPLE_WATCH_QUEUE - bool "Build example /dev/watch_queue notification consumer" + bool "Build example watch_queue notification API consumer" depends on CC_CAN_LINK && HEADERS_INSTALL help Build example userspace program to use the new mount_notify(), diff --git a/samples/bpf/xdpsock_user.c b/samples/bpf/xdpsock_user.c index 33c58de58626..3edae9018893 100644 --- a/samples/bpf/xdpsock_user.c +++ b/samples/bpf/xdpsock_user.c @@ -1543,5 +1543,7 @@ int main(int argc, char **argv) xdpsock_cleanup(); + munmap(bufs, NUM_FRAMES * opt_xsk_frame_size); + return 0; } diff --git a/samples/watch_queue/watch_test.c b/samples/watch_queue/watch_test.c index 46e618a897fe..8c6cb57d5cfc 100644 --- a/samples/watch_queue/watch_test.c +++ b/samples/watch_queue/watch_test.c @@ -1,5 +1,5 @@ // SPDX-License-Identifier: GPL-2.0 -/* Use /dev/watch_queue to watch for notifications. +/* Use watch_queue API to watch for notifications. * * Copyright (C) 2020 Red Hat, Inc. All Rights Reserved. * Written by David Howells (dhowells@redhat.com) diff --git a/scripts/Makefile.kasan b/scripts/Makefile.kasan index 1e000cc2e7b4..abf231d209b1 100644 --- a/scripts/Makefile.kasan +++ b/scripts/Makefile.kasan @@ -2,6 +2,12 @@ CFLAGS_KASAN_NOSANITIZE := -fno-builtin KASAN_SHADOW_OFFSET ?= $(CONFIG_KASAN_SHADOW_OFFSET) +ifdef CONFIG_KASAN_STACK + stack_enable := 1 +else + stack_enable := 0 +endif + ifdef CONFIG_KASAN_GENERIC ifdef CONFIG_KASAN_INLINE @@ -27,7 +33,7 @@ else CFLAGS_KASAN := $(CFLAGS_KASAN_SHADOW) \ $(call cc-param,asan-globals=1) \ $(call cc-param,asan-instrumentation-with-call-threshold=$(call_threshold)) \ - $(call cc-param,asan-stack=$(CONFIG_KASAN_STACK)) \ + $(call cc-param,asan-stack=$(stack_enable)) \ $(call cc-param,asan-instrument-allocas=1) endif @@ -42,7 +48,7 @@ else endif CFLAGS_KASAN := -fsanitize=kernel-hwaddress \ - -mllvm -hwasan-instrument-stack=$(CONFIG_KASAN_STACK) \ + -mllvm -hwasan-instrument-stack=$(stack_enable) \ -mllvm -hwasan-use-short-granules=0 \ $(instrumentation_flags) diff --git a/scripts/recordmcount.c b/scripts/recordmcount.c index b9c2ee7ab43f..cce12e1971d8 100644 --- a/scripts/recordmcount.c +++ b/scripts/recordmcount.c @@ -438,7 +438,7 @@ static int arm_is_fake_mcount(Elf32_Rel const *rp) static int arm64_is_fake_mcount(Elf64_Rel const *rp) { - return ELF64_R_TYPE(w(rp->r_info)) != R_AARCH64_CALL26; + return ELF64_R_TYPE(w8(rp->r_info)) != R_AARCH64_CALL26; } /* 64-bit EM_MIPS has weird ELF64_Rela.r_info. diff --git a/scripts/tools-support-relr.sh b/scripts/tools-support-relr.sh index 45e8aa360b45..cb55878bd5b8 100755 --- a/scripts/tools-support-relr.sh +++ b/scripts/tools-support-relr.sh @@ -7,7 +7,8 @@ trap "rm -f $tmp_file.o $tmp_file $tmp_file.bin" EXIT cat << "END" | $CC -c -x c - -o $tmp_file.o >/dev/null 2>&1 void *p = &p; END -$LD $tmp_file.o -shared -Bsymbolic --pack-dyn-relocs=relr -o $tmp_file +$LD $tmp_file.o -shared -Bsymbolic --pack-dyn-relocs=relr \ + --use-android-relr-tags -o $tmp_file # Despite printing an error message, GNU nm still exits with exit code 0 if it # sees a relr section. So we need to check that nothing is printed to stderr. diff --git a/security/Kconfig.hardening b/security/Kconfig.hardening index 269967c4fc1b..a56c36470cb1 100644 --- a/security/Kconfig.hardening +++ b/security/Kconfig.hardening @@ -64,7 +64,7 @@ choice config GCC_PLUGIN_STRUCTLEAK_BYREF bool "zero-init structs passed by reference (strong)" depends on GCC_PLUGINS - depends on !(KASAN && KASAN_STACK=1) + depends on !(KASAN && KASAN_STACK) select GCC_PLUGIN_STRUCTLEAK help Zero-initialize any structures on the stack that may @@ -82,7 +82,7 @@ choice config GCC_PLUGIN_STRUCTLEAK_BYREF_ALL bool "zero-init anything passed by reference (very strong)" depends on GCC_PLUGINS - depends on !(KASAN && KASAN_STACK=1) + depends on !(KASAN && KASAN_STACK) select GCC_PLUGIN_STRUCTLEAK help Zero-initialize any stack variables that may be passed diff --git a/security/integrity/evm/evm_crypto.c b/security/integrity/evm/evm_crypto.c index 168c3b78ac47..a6dd47eb086d 100644 --- a/security/integrity/evm/evm_crypto.c +++ b/security/integrity/evm/evm_crypto.c @@ -73,7 +73,7 @@ static struct shash_desc *init_desc(char type, uint8_t hash_algo) { long rc; const char *algo; - struct crypto_shash **tfm, *tmp_tfm; + struct crypto_shash **tfm, *tmp_tfm = NULL; struct shash_desc *desc; if (type == EVM_XATTR_HMAC) { @@ -118,13 +118,16 @@ unlock: alloc: desc = kmalloc(sizeof(*desc) + crypto_shash_descsize(*tfm), GFP_KERNEL); - if (!desc) + if (!desc) { + crypto_free_shash(tmp_tfm); return ERR_PTR(-ENOMEM); + } desc->tfm = *tfm; rc = crypto_shash_init(desc); if (rc) { + crypto_free_shash(tmp_tfm); kfree(desc); return ERR_PTR(rc); } diff --git a/security/integrity/ima/ima_kexec.c b/security/integrity/ima/ima_kexec.c index 121de3e04af2..e29bea3dd4cc 100644 --- a/security/integrity/ima/ima_kexec.c +++ b/security/integrity/ima/ima_kexec.c @@ -119,6 +119,7 @@ void ima_add_kexec_buffer(struct kimage *image) ret = kexec_add_buffer(&kbuf); if (ret) { pr_err("Error passing over kexec measurement buffer.\n"); + vfree(kexec_buffer); return; } @@ -128,6 +129,8 @@ void ima_add_kexec_buffer(struct kimage *image) return; } + image->ima_buffer = kexec_buffer; + pr_debug("kexec measurement buffer for the loaded kernel at 0x%lx.\n", kbuf.mem); } diff --git a/security/integrity/ima/ima_mok.c b/security/integrity/ima/ima_mok.c index 36cadadbfba4..1e5c01916173 100644 --- a/security/integrity/ima/ima_mok.c +++ b/security/integrity/ima/ima_mok.c @@ -38,13 +38,12 @@ __init int ima_mok_init(void) (KEY_POS_ALL & ~KEY_POS_SETATTR) | KEY_USR_VIEW | KEY_USR_READ | KEY_USR_WRITE | KEY_USR_SEARCH, - KEY_ALLOC_NOT_IN_QUOTA, + KEY_ALLOC_NOT_IN_QUOTA | + KEY_ALLOC_SET_KEEP, restriction, NULL); if (IS_ERR(ima_blacklist_keyring)) panic("Can't allocate IMA blacklist keyring."); - - set_bit(KEY_FLAG_KEEP, &ima_blacklist_keyring->flags); return 0; } device_initcall(ima_mok_init); diff --git a/security/keys/Kconfig b/security/keys/Kconfig index 83bc23409164..c161642a8484 100644 --- a/security/keys/Kconfig +++ b/security/keys/Kconfig @@ -119,7 +119,7 @@ config KEY_NOTIFICATIONS bool "Provide key/keyring change notifications" depends on KEYS && WATCH_QUEUE help - This option provides support for getting change notifications on keys - and keyrings on which the caller has View permission. This makes use - of the /dev/watch_queue misc device to handle the notification - buffer and provides KEYCTL_WATCH_KEY to enable/disable watches. + This option provides support for getting change notifications + on keys and keyrings on which the caller has View permission. + This makes use of pipes to handle the notification buffer and + provides KEYCTL_WATCH_KEY to enable/disable watches. diff --git a/security/keys/key.c b/security/keys/key.c index e282c6179b21..151ff39b6803 100644 --- a/security/keys/key.c +++ b/security/keys/key.c @@ -303,6 +303,8 @@ struct key *key_alloc(struct key_type *type, const char *desc, key->flags |= 1 << KEY_FLAG_BUILTIN; if (flags & KEY_ALLOC_UID_KEYRING) key->flags |= 1 << KEY_FLAG_UID_KEYRING; + if (flags & KEY_ALLOC_SET_KEEP) + key->flags |= 1 << KEY_FLAG_KEEP; #ifdef KEY_DEBUGGING key->magic = KEY_DEBUG_MAGIC; diff --git a/security/keys/trusted-keys/trusted_tpm1.c b/security/keys/trusted-keys/trusted_tpm1.c index b9fe02e5f84f..7a937c3c5283 100644 --- a/security/keys/trusted-keys/trusted_tpm1.c +++ b/security/keys/trusted-keys/trusted_tpm1.c @@ -403,9 +403,12 @@ static int osap(struct tpm_buf *tb, struct osapsess *s, int ret; ret = tpm_get_random(chip, ononce, TPM_NONCE_SIZE); - if (ret != TPM_NONCE_SIZE) + if (ret < 0) return ret; + if (ret != TPM_NONCE_SIZE) + return -EIO; + tpm_buf_reset(tb, TPM_TAG_RQU_COMMAND, TPM_ORD_OSAP); tpm_buf_append_u16(tb, type); tpm_buf_append_u32(tb, handle); @@ -496,8 +499,12 @@ static int tpm_seal(struct tpm_buf *tb, uint16_t keytype, goto out; ret = tpm_get_random(chip, td->nonceodd, TPM_NONCE_SIZE); + if (ret < 0) + return ret; + if (ret != TPM_NONCE_SIZE) - goto out; + return -EIO; + ordinal = htonl(TPM_ORD_SEAL); datsize = htonl(datalen); pcrsize = htonl(pcrinfosize); @@ -601,9 +608,12 @@ static int tpm_unseal(struct tpm_buf *tb, ordinal = htonl(TPM_ORD_UNSEAL); ret = tpm_get_random(chip, nonceodd, TPM_NONCE_SIZE); + if (ret < 0) + return ret; + if (ret != TPM_NONCE_SIZE) { pr_info("trusted_key: tpm_get_random failed (%d)\n", ret); - return ret; + return -EIO; } ret = TSS_authhmac(authdata1, keyauth, TPM_NONCE_SIZE, enonce1, nonceodd, cont, sizeof(uint32_t), @@ -791,7 +801,7 @@ static int getoptions(char *c, struct trusted_key_payload *pay, case Opt_migratable: if (*args[0].from == '0') pay->migratable = 0; - else + else if (*args[0].from != '1') return -EINVAL; break; case Opt_pcrlock: @@ -1013,8 +1023,12 @@ static int trusted_instantiate(struct key *key, case Opt_new: key_len = payload->key_len; ret = tpm_get_random(chip, payload->key, key_len); + if (ret < 0) + goto out; + if (ret != key_len) { pr_info("trusted_key: key_create failed (%d)\n", ret); + ret = -EIO; goto out; } if (tpm2) diff --git a/security/keys/trusted-keys/trusted_tpm2.c b/security/keys/trusted-keys/trusted_tpm2.c index 08ec7f48f01d..e2a0ed5d02f0 100644 --- a/security/keys/trusted-keys/trusted_tpm2.c +++ b/security/keys/trusted-keys/trusted_tpm2.c @@ -83,6 +83,12 @@ int tpm2_seal_trusted(struct tpm_chip *chip, if (rc) return rc; + rc = tpm_buf_init(&buf, TPM2_ST_SESSIONS, TPM2_CC_CREATE); + if (rc) { + tpm_put_ops(chip); + return rc; + } + tpm_buf_append_u32(&buf, options->keyhandle); tpm2_buf_append_auth(&buf, TPM2_RS_PW, NULL /* nonce */, 0, @@ -130,7 +136,7 @@ int tpm2_seal_trusted(struct tpm_chip *chip, goto out; } - rc = tpm_send(chip, buf.data, tpm_buf_length(&buf)); + rc = tpm_transmit_cmd(chip, &buf, 4, "sealing data"); if (rc) goto out; @@ -157,6 +163,7 @@ out: rc = -EPERM; } + tpm_put_ops(chip); return rc; } @@ -211,7 +218,7 @@ static int tpm2_load_cmd(struct tpm_chip *chip, goto out; } - rc = tpm_send(chip, buf.data, tpm_buf_length(&buf)); + rc = tpm_transmit_cmd(chip, &buf, 4, "loading blob"); if (!rc) *blob_handle = be32_to_cpup( (__be32 *) &buf.data[TPM_HEADER_SIZE]); @@ -260,7 +267,7 @@ static int tpm2_unseal_cmd(struct tpm_chip *chip, options->blobauth /* hmac */, TPM_DIGEST_SIZE); - rc = tpm_send(chip, buf.data, tpm_buf_length(&buf)); + rc = tpm_transmit_cmd(chip, &buf, 6, "unsealing"); if (rc > 0) rc = -EPERM; @@ -304,12 +311,19 @@ int tpm2_unseal_trusted(struct tpm_chip *chip, u32 blob_handle; int rc; - rc = tpm2_load_cmd(chip, payload, options, &blob_handle); + rc = tpm_try_get_ops(chip); if (rc) return rc; + rc = tpm2_load_cmd(chip, payload, options, &blob_handle); + if (rc) + goto out; + rc = tpm2_unseal_cmd(chip, payload, options, blob_handle); tpm2_flush_context(chip, blob_handle); +out: + tpm_put_ops(chip); + return rc; } diff --git a/security/selinux/avc.c b/security/selinux/avc.c index 3c05827608b6..a6719fd24d20 100644 --- a/security/selinux/avc.c +++ b/security/selinux/avc.c @@ -44,6 +44,9 @@ #define avc_cache_stats_incr(field) do {} while (0) #endif +#undef CREATE_TRACE_POINTS +#include + struct avc_entry { u32 ssid; u32 tsid; @@ -440,6 +443,7 @@ static void avc_node_free(struct rcu_head *rhead) static void avc_node_delete(struct selinux_avc *avc, struct avc_node *node) { + trace_android_vh_selinux_avc_node_delete(node); hlist_del_rcu(&node->list); call_rcu(&node->rhead, avc_node_free); atomic_dec(&avc->avc_cache.active_nodes); @@ -456,6 +460,7 @@ static void avc_node_kill(struct selinux_avc *avc, struct avc_node *node) static void avc_node_replace(struct selinux_avc *avc, struct avc_node *new, struct avc_node *old) { + trace_android_vh_selinux_avc_node_replace(old, new); hlist_replace_rcu(&old->list, &new->list); call_rcu(&old->rhead, avc_node_free); atomic_dec(&avc->avc_cache.active_nodes); @@ -564,8 +569,10 @@ static struct avc_node *avc_lookup(struct selinux_avc *avc, avc_cache_stats_incr(lookups); node = avc_search_node(avc, ssid, tsid, tclass); - if (node) + if (node) { + trace_android_vh_selinux_avc_lookup(node, ssid, tsid, tclass); return node; + } avc_cache_stats_incr(misses); return NULL; @@ -649,6 +656,7 @@ static struct avc_node *avc_insert(struct selinux_avc *avc, } } hlist_add_head_rcu(&node->list, head); + trace_android_vh_selinux_avc_insert(node); found: spin_unlock_irqrestore(lock, flag); return node; diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c index 82adda9777c1..a490c8449cac 100644 --- a/security/selinux/hooks.c +++ b/security/selinux/hooks.c @@ -3473,6 +3473,10 @@ static int selinux_inode_setsecurity(struct inode *inode, const char *name, static int selinux_inode_listsecurity(struct inode *inode, char *buffer, size_t buffer_size) { const int len = sizeof(XATTR_NAME_SELINUX); + + if (!selinux_initialized(&selinux_state)) + return 0; + if (buffer && len <= buffer_size) memcpy(buffer, XATTR_NAME_SELINUX, len); return len; diff --git a/security/smack/smackfs.c b/security/smack/smackfs.c index e567b4baf3a0..334299357e71 100644 --- a/security/smack/smackfs.c +++ b/security/smack/smackfs.c @@ -1167,7 +1167,7 @@ static ssize_t smk_write_net4addr(struct file *file, const char __user *buf, return -EPERM; if (*ppos != 0) return -EINVAL; - if (count < SMK_NETLBLADDRMIN) + if (count < SMK_NETLBLADDRMIN || count > PAGE_SIZE - 1) return -EINVAL; data = memdup_user_nul(buf, count); @@ -1427,7 +1427,7 @@ static ssize_t smk_write_net6addr(struct file *file, const char __user *buf, return -EPERM; if (*ppos != 0) return -EINVAL; - if (count < SMK_NETLBLADDRMIN) + if (count < SMK_NETLBLADDRMIN || count > PAGE_SIZE - 1) return -EINVAL; data = memdup_user_nul(buf, count); @@ -1834,6 +1834,10 @@ static ssize_t smk_write_ambient(struct file *file, const char __user *buf, if (!smack_privileged(CAP_MAC_ADMIN)) return -EPERM; + /* Enough data must be present */ + if (count == 0 || count > PAGE_SIZE) + return -EINVAL; + data = memdup_user_nul(buf, count); if (IS_ERR(data)) return PTR_ERR(data); @@ -2005,6 +2009,9 @@ static ssize_t smk_write_onlycap(struct file *file, const char __user *buf, if (!smack_privileged(CAP_MAC_ADMIN)) return -EPERM; + if (count > PAGE_SIZE) + return -EINVAL; + data = memdup_user_nul(buf, count); if (IS_ERR(data)) return PTR_ERR(data); @@ -2092,6 +2099,9 @@ static ssize_t smk_write_unconfined(struct file *file, const char __user *buf, if (!smack_privileged(CAP_MAC_ADMIN)) return -EPERM; + if (count > PAGE_SIZE) + return -EINVAL; + data = memdup_user_nul(buf, count); if (IS_ERR(data)) return PTR_ERR(data); @@ -2647,6 +2657,10 @@ static ssize_t smk_write_syslog(struct file *file, const char __user *buf, if (!smack_privileged(CAP_MAC_ADMIN)) return -EPERM; + /* Enough data must be present */ + if (count == 0 || count > PAGE_SIZE) + return -EINVAL; + data = memdup_user_nul(buf, count); if (IS_ERR(data)) return PTR_ERR(data); @@ -2739,10 +2753,13 @@ static ssize_t smk_write_relabel_self(struct file *file, const char __user *buf, return -EPERM; /* + * No partial write. * Enough data must be present. */ if (*ppos != 0) return -EINVAL; + if (count == 0 || count > PAGE_SIZE) + return -EINVAL; data = memdup_user_nul(buf, count); if (IS_ERR(data)) diff --git a/security/tomoyo/file.c b/security/tomoyo/file.c index 051f7297877c..1e6077568fde 100644 --- a/security/tomoyo/file.c +++ b/security/tomoyo/file.c @@ -362,14 +362,14 @@ static bool tomoyo_merge_path_acl(struct tomoyo_acl_info *a, { u16 * const a_perm = &container_of(a, struct tomoyo_path_acl, head) ->perm; - u16 perm = *a_perm; + u16 perm = READ_ONCE(*a_perm); const u16 b_perm = container_of(b, struct tomoyo_path_acl, head)->perm; if (is_delete) perm &= ~b_perm; else perm |= b_perm; - *a_perm = perm; + WRITE_ONCE(*a_perm, perm); return !perm; } @@ -437,7 +437,7 @@ static bool tomoyo_merge_mkdev_acl(struct tomoyo_acl_info *a, { u8 *const a_perm = &container_of(a, struct tomoyo_mkdev_acl, head)->perm; - u8 perm = *a_perm; + u8 perm = READ_ONCE(*a_perm); const u8 b_perm = container_of(b, struct tomoyo_mkdev_acl, head) ->perm; @@ -445,7 +445,7 @@ static bool tomoyo_merge_mkdev_acl(struct tomoyo_acl_info *a, perm &= ~b_perm; else perm |= b_perm; - *a_perm = perm; + WRITE_ONCE(*a_perm, perm); return !perm; } @@ -517,14 +517,14 @@ static bool tomoyo_merge_path2_acl(struct tomoyo_acl_info *a, { u8 * const a_perm = &container_of(a, struct tomoyo_path2_acl, head) ->perm; - u8 perm = *a_perm; + u8 perm = READ_ONCE(*a_perm); const u8 b_perm = container_of(b, struct tomoyo_path2_acl, head)->perm; if (is_delete) perm &= ~b_perm; else perm |= b_perm; - *a_perm = perm; + WRITE_ONCE(*a_perm, perm); return !perm; } @@ -655,7 +655,7 @@ static bool tomoyo_merge_path_number_acl(struct tomoyo_acl_info *a, { u8 * const a_perm = &container_of(a, struct tomoyo_path_number_acl, head)->perm; - u8 perm = *a_perm; + u8 perm = READ_ONCE(*a_perm); const u8 b_perm = container_of(b, struct tomoyo_path_number_acl, head) ->perm; @@ -663,7 +663,7 @@ static bool tomoyo_merge_path_number_acl(struct tomoyo_acl_info *a, perm &= ~b_perm; else perm |= b_perm; - *a_perm = perm; + WRITE_ONCE(*a_perm, perm); return !perm; } diff --git a/security/tomoyo/network.c b/security/tomoyo/network.c index f9ff121d7e1e..478f757ff843 100644 --- a/security/tomoyo/network.c +++ b/security/tomoyo/network.c @@ -233,14 +233,14 @@ static bool tomoyo_merge_inet_acl(struct tomoyo_acl_info *a, { u8 * const a_perm = &container_of(a, struct tomoyo_inet_acl, head)->perm; - u8 perm = *a_perm; + u8 perm = READ_ONCE(*a_perm); const u8 b_perm = container_of(b, struct tomoyo_inet_acl, head)->perm; if (is_delete) perm &= ~b_perm; else perm |= b_perm; - *a_perm = perm; + WRITE_ONCE(*a_perm, perm); return !perm; } @@ -259,14 +259,14 @@ static bool tomoyo_merge_unix_acl(struct tomoyo_acl_info *a, { u8 * const a_perm = &container_of(a, struct tomoyo_unix_acl, head)->perm; - u8 perm = *a_perm; + u8 perm = READ_ONCE(*a_perm); const u8 b_perm = container_of(b, struct tomoyo_unix_acl, head)->perm; if (is_delete) perm &= ~b_perm; else perm |= b_perm; - *a_perm = perm; + WRITE_ONCE(*a_perm, perm); return !perm; } @@ -613,7 +613,7 @@ static int tomoyo_check_unix_address(struct sockaddr *addr, static bool tomoyo_kernel_service(void) { /* Nothing to do if I am a kernel service. */ - return uaccess_kernel(); + return (current->flags & (PF_KTHREAD | PF_IO_WORKER)) == PF_KTHREAD; } /** diff --git a/security/tomoyo/util.c b/security/tomoyo/util.c index a40abb0b91ee..cd458e10cf2a 100644 --- a/security/tomoyo/util.c +++ b/security/tomoyo/util.c @@ -1053,30 +1053,30 @@ bool tomoyo_domain_quota_is_ok(struct tomoyo_request_info *r) if (ptr->is_deleted) continue; + /* + * Reading perm bitmap might race with tomoyo_merge_*() because + * caller does not hold tomoyo_policy_lock mutex. But exceeding + * max_learning_entry parameter by a few entries does not harm. + */ switch (ptr->type) { case TOMOYO_TYPE_PATH_ACL: - perm = container_of(ptr, struct tomoyo_path_acl, head) - ->perm; + data_race(perm = container_of(ptr, struct tomoyo_path_acl, head)->perm); break; case TOMOYO_TYPE_PATH2_ACL: - perm = container_of(ptr, struct tomoyo_path2_acl, head) - ->perm; + data_race(perm = container_of(ptr, struct tomoyo_path2_acl, head)->perm); break; case TOMOYO_TYPE_PATH_NUMBER_ACL: - perm = container_of(ptr, struct tomoyo_path_number_acl, - head)->perm; + data_race(perm = container_of(ptr, struct tomoyo_path_number_acl, head) + ->perm); break; case TOMOYO_TYPE_MKDEV_ACL: - perm = container_of(ptr, struct tomoyo_mkdev_acl, - head)->perm; + data_race(perm = container_of(ptr, struct tomoyo_mkdev_acl, head)->perm); break; case TOMOYO_TYPE_INET_ACL: - perm = container_of(ptr, struct tomoyo_inet_acl, - head)->perm; + data_race(perm = container_of(ptr, struct tomoyo_inet_acl, head)->perm); break; case TOMOYO_TYPE_UNIX_ACL: - perm = container_of(ptr, struct tomoyo_unix_acl, - head)->perm; + data_race(perm = container_of(ptr, struct tomoyo_unix_acl, head)->perm); break; case TOMOYO_TYPE_MANUAL_TASK_ACL: perm = 0; diff --git a/sound/core/init.c b/sound/core/init.c index 764dbe673d48..018ce4ef12ec 100644 --- a/sound/core/init.c +++ b/sound/core/init.c @@ -14,6 +14,7 @@ #include #include #include +#include #include #include @@ -418,6 +419,9 @@ int snd_card_disconnect(struct snd_card *card) /* notify all devices that we are disconnected */ snd_device_disconnect_all(card); + if (card->sync_irq > 0) + synchronize_irq(card->sync_irq); + snd_info_card_disconnect(card); if (card->registered) { device_del(&card->card_dev); diff --git a/sound/core/pcm.c b/sound/core/pcm.c index be5714f1bb58..41cbdac5b1cf 100644 --- a/sound/core/pcm.c +++ b/sound/core/pcm.c @@ -1111,6 +1111,10 @@ static int snd_pcm_dev_disconnect(struct snd_device *device) } } + for (cidx = 0; cidx < 2; cidx++) + for (substream = pcm->streams[cidx].substream; substream; substream = substream->next) + snd_pcm_sync_stop(substream, false); + pcm_call_notify(pcm, n_disconnect); for (cidx = 0; cidx < 2; cidx++) { snd_unregister_device(&pcm->streams[cidx].dev); diff --git a/sound/core/pcm_local.h b/sound/core/pcm_local.h index 17a1a5d87098..b3e8be5aeafb 100644 --- a/sound/core/pcm_local.h +++ b/sound/core/pcm_local.h @@ -63,6 +63,7 @@ static inline void snd_pcm_timer_done(struct snd_pcm_substream *substream) {} void __snd_pcm_xrun(struct snd_pcm_substream *substream); void snd_pcm_group_init(struct snd_pcm_group *group); +void snd_pcm_sync_stop(struct snd_pcm_substream *substream, bool sync_irq); #ifdef CONFIG_SND_DMA_SGBUF struct page *snd_pcm_sgbuf_ops_page(struct snd_pcm_substream *substream, diff --git a/sound/core/pcm_native.c b/sound/core/pcm_native.c index 9f3f8e953ff0..50c14cc861e6 100644 --- a/sound/core/pcm_native.c +++ b/sound/core/pcm_native.c @@ -583,13 +583,13 @@ static inline void snd_pcm_timer_notify(struct snd_pcm_substream *substream, #endif } -static void snd_pcm_sync_stop(struct snd_pcm_substream *substream) +void snd_pcm_sync_stop(struct snd_pcm_substream *substream, bool sync_irq) { - if (substream->runtime->stop_operating) { + if (substream->runtime && substream->runtime->stop_operating) { substream->runtime->stop_operating = false; - if (substream->ops->sync_stop) + if (substream->ops && substream->ops->sync_stop) substream->ops->sync_stop(substream); - else if (substream->pcm->card->sync_irq > 0) + else if (sync_irq && substream->pcm->card->sync_irq > 0) synchronize_irq(substream->pcm->card->sync_irq); } } @@ -686,7 +686,7 @@ static int snd_pcm_hw_params(struct snd_pcm_substream *substream, if (atomic_read(&substream->mmap_count)) return -EBADFD; - snd_pcm_sync_stop(substream); + snd_pcm_sync_stop(substream, true); params->rmask = ~0U; err = snd_pcm_hw_refine(substream, params); @@ -809,7 +809,7 @@ static int do_hw_free(struct snd_pcm_substream *substream) { int result = 0; - snd_pcm_sync_stop(substream); + snd_pcm_sync_stop(substream, true); if (substream->ops->hw_free) result = substream->ops->hw_free(substream); if (substream->managed_buffer_alloc) @@ -1421,8 +1421,10 @@ static int snd_pcm_do_stop(struct snd_pcm_substream *substream, snd_pcm_state_t state) { if (substream->runtime->trigger_master == substream && - snd_pcm_running(substream)) + snd_pcm_running(substream)) { substream->ops->trigger(substream, SNDRV_PCM_TRIGGER_STOP); + substream->runtime->stop_operating = true; + } return 0; /* unconditonally stop all substreams */ } @@ -1435,7 +1437,6 @@ static void snd_pcm_post_stop(struct snd_pcm_substream *substream, runtime->status->state = state; snd_pcm_timer_notify(substream, SNDRV_TIMER_EVENT_MSTOP); } - runtime->stop_operating = true; wake_up(&runtime->sleep); wake_up(&runtime->tsleep); } @@ -1615,6 +1616,7 @@ static int snd_pcm_do_suspend(struct snd_pcm_substream *substream, if (! snd_pcm_running(substream)) return 0; substream->ops->trigger(substream, SNDRV_PCM_TRIGGER_SUSPEND); + runtime->stop_operating = true; return 0; /* suspend unconditionally */ } @@ -1691,6 +1693,12 @@ int snd_pcm_suspend_all(struct snd_pcm *pcm) return err; } } + + for (stream = 0; stream < 2; stream++) + for (substream = pcm->streams[stream].substream; + substream; substream = substream->next) + snd_pcm_sync_stop(substream, false); + return 0; } EXPORT_SYMBOL(snd_pcm_suspend_all); @@ -1736,7 +1744,6 @@ static void snd_pcm_post_resume(struct snd_pcm_substream *substream, snd_pcm_trigger_tstamp(substream); runtime->status->state = runtime->status->suspended_state; snd_pcm_timer_notify(substream, SNDRV_TIMER_EVENT_MRESUME); - snd_pcm_sync_stop(substream); } static const struct action_ops snd_pcm_action_resume = { @@ -1866,7 +1873,7 @@ static int snd_pcm_do_prepare(struct snd_pcm_substream *substream, snd_pcm_state_t state) { int err; - snd_pcm_sync_stop(substream); + snd_pcm_sync_stop(substream, true); err = substream->ops->prepare(substream); if (err < 0) return err; diff --git a/sound/firewire/dice/dice-stream.c b/sound/firewire/dice/dice-stream.c index 8e0c0380b4c4..1a14c083e8ce 100644 --- a/sound/firewire/dice/dice-stream.c +++ b/sound/firewire/dice/dice-stream.c @@ -493,11 +493,10 @@ void snd_dice_stream_stop_duplex(struct snd_dice *dice) struct reg_params tx_params, rx_params; if (dice->substreams_counter == 0) { - if (get_register_params(dice, &tx_params, &rx_params) >= 0) { - amdtp_domain_stop(&dice->domain); + if (get_register_params(dice, &tx_params, &rx_params) >= 0) finish_session(dice, &tx_params, &rx_params); - } + amdtp_domain_stop(&dice->domain); release_resources(dice); } } diff --git a/sound/firewire/fireface/ff-protocol-latter.c b/sound/firewire/fireface/ff-protocol-latter.c index 8d3b23778eb2..7ddb7b97f02d 100644 --- a/sound/firewire/fireface/ff-protocol-latter.c +++ b/sound/firewire/fireface/ff-protocol-latter.c @@ -15,6 +15,61 @@ #define LATTER_FETCH_MODE 0xffff00000010ULL #define LATTER_SYNC_STATUS 0x0000801c0000ULL +// The content of sync status register differs between models. +// +// Fireface UCX: +// 0xf0000000: (unidentified) +// 0x0f000000: effective rate of sampling clock +// 0x00f00000: detected rate of word clock on BNC interface +// 0x000f0000: detected rate of ADAT or S/PDIF on optical interface +// 0x0000f000: detected rate of S/PDIF on coaxial interface +// 0x00000e00: effective source of sampling clock +// 0x00000e00: Internal +// 0x00000800: (unidentified) +// 0x00000600: Word clock on BNC interface +// 0x00000400: ADAT on optical interface +// 0x00000200: S/PDIF on coaxial or optical interface +// 0x00000100: Optical interface is used for ADAT signal +// 0x00000080: (unidentified) +// 0x00000040: Synchronized to word clock on BNC interface +// 0x00000020: Synchronized to ADAT or S/PDIF on optical interface +// 0x00000010: Synchronized to S/PDIF on coaxial interface +// 0x00000008: (unidentified) +// 0x00000004: Lock word clock on BNC interface +// 0x00000002: Lock ADAT or S/PDIF on optical interface +// 0x00000001: Lock S/PDIF on coaxial interface +// +// Fireface 802 (and perhaps UFX): +// 0xf0000000: effective rate of sampling clock +// 0x0f000000: detected rate of ADAT-B on 2nd optical interface +// 0x00f00000: detected rate of ADAT-A on 1st optical interface +// 0x000f0000: detected rate of AES/EBU on XLR or coaxial interface +// 0x0000f000: detected rate of word clock on BNC interface +// 0x00000e00: effective source of sampling clock +// 0x00000e00: internal +// 0x00000800: ADAT-B +// 0x00000600: ADAT-A +// 0x00000400: AES/EBU +// 0x00000200: Word clock +// 0x00000080: Synchronized to ADAT-B on 2nd optical interface +// 0x00000040: Synchronized to ADAT-A on 1st optical interface +// 0x00000020: Synchronized to AES/EBU on XLR or 2nd optical interface +// 0x00000010: Synchronized to word clock on BNC interface +// 0x00000008: Lock ADAT-B on 2nd optical interface +// 0x00000004: Lock ADAT-A on 1st optical interface +// 0x00000002: Lock AES/EBU on XLR or 2nd optical interface +// 0x00000001: Lock word clock on BNC interface +// +// The pattern for rate bits: +// 0x00: 32.0 kHz +// 0x01: 44.1 kHz +// 0x02: 48.0 kHz +// 0x04: 64.0 kHz +// 0x05: 88.2 kHz +// 0x06: 96.0 kHz +// 0x08: 128.0 kHz +// 0x09: 176.4 kHz +// 0x0a: 192.0 kHz static int parse_clock_bits(u32 data, unsigned int *rate, enum snd_ff_clock_src *src, enum snd_ff_unit_version unit_version) @@ -23,35 +78,48 @@ static int parse_clock_bits(u32 data, unsigned int *rate, unsigned int rate; u32 flag; } *rate_entry, rate_entries[] = { - { 32000, 0x00000000, }, - { 44100, 0x01000000, }, - { 48000, 0x02000000, }, - { 64000, 0x04000000, }, - { 88200, 0x05000000, }, - { 96000, 0x06000000, }, - { 128000, 0x08000000, }, - { 176400, 0x09000000, }, - { 192000, 0x0a000000, }, + { 32000, 0x00, }, + { 44100, 0x01, }, + { 48000, 0x02, }, + { 64000, 0x04, }, + { 88200, 0x05, }, + { 96000, 0x06, }, + { 128000, 0x08, }, + { 176400, 0x09, }, + { 192000, 0x0a, }, }; static const struct { enum snd_ff_clock_src src; u32 flag; - } *clk_entry, clk_entries[] = { + } *clk_entry, *clk_entries, ucx_clk_entries[] = { { SND_FF_CLOCK_SRC_SPDIF, 0x00000200, }, { SND_FF_CLOCK_SRC_ADAT1, 0x00000400, }, { SND_FF_CLOCK_SRC_WORD, 0x00000600, }, { SND_FF_CLOCK_SRC_INTERNAL, 0x00000e00, }, + }, ufx_ff802_clk_entries[] = { + { SND_FF_CLOCK_SRC_WORD, 0x00000200, }, + { SND_FF_CLOCK_SRC_SPDIF, 0x00000400, }, + { SND_FF_CLOCK_SRC_ADAT1, 0x00000600, }, + { SND_FF_CLOCK_SRC_ADAT2, 0x00000800, }, + { SND_FF_CLOCK_SRC_INTERNAL, 0x00000e00, }, }; + u32 rate_bits; + unsigned int clk_entry_count; int i; - if (unit_version != SND_FF_UNIT_VERSION_UCX) { - // e.g. 0x00fe0f20 but expected 0x00eff002. - data = ((data & 0xf0f0f0f0) >> 4) | ((data & 0x0f0f0f0f) << 4); + if (unit_version == SND_FF_UNIT_VERSION_UCX) { + rate_bits = (data & 0x0f000000) >> 24; + clk_entries = ucx_clk_entries; + clk_entry_count = ARRAY_SIZE(ucx_clk_entries); + } else { + rate_bits = (data & 0xf0000000) >> 28; + clk_entries = ufx_ff802_clk_entries; + clk_entry_count = ARRAY_SIZE(ufx_ff802_clk_entries); } for (i = 0; i < ARRAY_SIZE(rate_entries); ++i) { rate_entry = rate_entries + i; - if ((data & 0x0f000000) == rate_entry->flag) { + if (rate_bits == rate_entry->flag) { *rate = rate_entry->rate; break; } @@ -59,14 +127,14 @@ static int parse_clock_bits(u32 data, unsigned int *rate, if (i == ARRAY_SIZE(rate_entries)) return -EIO; - for (i = 0; i < ARRAY_SIZE(clk_entries); ++i) { + for (i = 0; i < clk_entry_count; ++i) { clk_entry = clk_entries + i; if ((data & 0x000e00) == clk_entry->flag) { *src = clk_entry->src; break; } } - if (i == ARRAY_SIZE(clk_entries)) + if (i == clk_entry_count) return -EIO; return 0; @@ -249,16 +317,22 @@ static void latter_dump_status(struct snd_ff *ff, struct snd_info_buffer *buffer char *const label; u32 locked_mask; u32 synced_mask; - } *clk_entry, clk_entries[] = { + } *clk_entry, *clk_entries, ucx_clk_entries[] = { { "S/PDIF", 0x00000001, 0x00000010, }, { "ADAT", 0x00000002, 0x00000020, }, { "WDClk", 0x00000004, 0x00000040, }, + }, ufx_ff802_clk_entries[] = { + { "WDClk", 0x00000001, 0x00000010, }, + { "AES/EBU", 0x00000002, 0x00000020, }, + { "ADAT-A", 0x00000004, 0x00000040, }, + { "ADAT-B", 0x00000008, 0x00000080, }, }; __le32 reg; u32 data; unsigned int rate; enum snd_ff_clock_src src; const char *label; + unsigned int clk_entry_count; int i; int err; @@ -270,7 +344,15 @@ static void latter_dump_status(struct snd_ff *ff, struct snd_info_buffer *buffer snd_iprintf(buffer, "External source detection:\n"); - for (i = 0; i < ARRAY_SIZE(clk_entries); ++i) { + if (ff->unit_version == SND_FF_UNIT_VERSION_UCX) { + clk_entries = ucx_clk_entries; + clk_entry_count = ARRAY_SIZE(ucx_clk_entries); + } else { + clk_entries = ufx_ff802_clk_entries; + clk_entry_count = ARRAY_SIZE(ufx_ff802_clk_entries); + } + + for (i = 0; i < clk_entry_count; ++i) { clk_entry = clk_entries + i; snd_iprintf(buffer, "%s: ", clk_entry->label); if (data & clk_entry->locked_mask) { diff --git a/sound/hda/intel-nhlt.c b/sound/hda/intel-nhlt.c index 059aaf04f536..d053beccfaec 100644 --- a/sound/hda/intel-nhlt.c +++ b/sound/hda/intel-nhlt.c @@ -31,18 +31,44 @@ int intel_nhlt_get_dmic_geo(struct device *dev, struct nhlt_acpi_table *nhlt) struct nhlt_endpoint *epnt; struct nhlt_dmic_array_config *cfg; struct nhlt_vendor_dmic_array_config *cfg_vendor; + struct nhlt_fmt *fmt_configs; unsigned int dmic_geo = 0; - u8 j; + u16 max_ch = 0; + u8 i, j; if (!nhlt) return 0; - epnt = (struct nhlt_endpoint *)nhlt->desc; + for (j = 0, epnt = nhlt->desc; j < nhlt->endpoint_count; j++, + epnt = (struct nhlt_endpoint *)((u8 *)epnt + epnt->length)) { - for (j = 0; j < nhlt->endpoint_count; j++) { - if (epnt->linktype == NHLT_LINK_DMIC) { - cfg = (struct nhlt_dmic_array_config *) - (epnt->config.caps); + if (epnt->linktype != NHLT_LINK_DMIC) + continue; + + cfg = (struct nhlt_dmic_array_config *)(epnt->config.caps); + fmt_configs = (struct nhlt_fmt *)(epnt->config.caps + epnt->config.size); + + /* find max number of channels based on format_configuration */ + if (fmt_configs->fmt_count) { + dev_dbg(dev, "%s: found %d format definitions\n", + __func__, fmt_configs->fmt_count); + + for (i = 0; i < fmt_configs->fmt_count; i++) { + struct wav_fmt_ext *fmt_ext; + + fmt_ext = &fmt_configs->fmt_config[i].fmt_ext; + + if (fmt_ext->fmt.channels > max_ch) + max_ch = fmt_ext->fmt.channels; + } + dev_dbg(dev, "%s: max channels found %d\n", __func__, max_ch); + } else { + dev_dbg(dev, "%s: No format information found\n", __func__); + } + + if (cfg->device_config.config_type != NHLT_CONFIG_TYPE_MIC_ARRAY) { + dmic_geo = max_ch; + } else { switch (cfg->array_type) { case NHLT_MIC_ARRAY_2CH_SMALL: case NHLT_MIC_ARRAY_2CH_BIG: @@ -59,13 +85,23 @@ int intel_nhlt_get_dmic_geo(struct device *dev, struct nhlt_acpi_table *nhlt) dmic_geo = cfg_vendor->nb_mics; break; default: - dev_warn(dev, "undefined DMIC array_type 0x%0x\n", - cfg->array_type); + dev_warn(dev, "%s: undefined DMIC array_type 0x%0x\n", + __func__, cfg->array_type); + } + + if (dmic_geo > 0) { + dev_dbg(dev, "%s: Array with %d dmics\n", __func__, dmic_geo); + } + if (max_ch > dmic_geo) { + dev_dbg(dev, "%s: max channels %d exceed dmic number %d\n", + __func__, max_ch, dmic_geo); } } - epnt = (struct nhlt_endpoint *)((u8 *)epnt + epnt->length); } + dev_dbg(dev, "%s: dmic number %d max_ch %d\n", + __func__, dmic_geo, max_ch); + return dmic_geo; } EXPORT_SYMBOL_GPL(intel_nhlt_get_dmic_geo); diff --git a/sound/pci/ctxfi/cthw20k2.c b/sound/pci/ctxfi/cthw20k2.c index fc1bc18caee9..85d1fc76f59e 100644 --- a/sound/pci/ctxfi/cthw20k2.c +++ b/sound/pci/ctxfi/cthw20k2.c @@ -991,7 +991,7 @@ static int daio_mgr_dao_init(void *blk, unsigned int idx, unsigned int conf) if (idx < 4) { /* S/PDIF output */ - switch ((conf & 0x7)) { + switch ((conf & 0xf)) { case 1: set_field(&ctl->txctl[idx], ATXCTL_NUC, 0); break; diff --git a/sound/pci/hda/hda_bind.c b/sound/pci/hda/hda_bind.c index 6a8564566375..17a25e453f60 100644 --- a/sound/pci/hda/hda_bind.c +++ b/sound/pci/hda/hda_bind.c @@ -47,6 +47,10 @@ static void hda_codec_unsol_event(struct hdac_device *dev, unsigned int ev) if (codec->bus->shutdown) return; + /* ignore unsol events during system suspend/resume */ + if (codec->core.dev.power.power_state.event != PM_EVENT_ON) + return; + if (codec->patch_ops.unsol_event) codec->patch_ops.unsol_event(codec, ev); } diff --git a/sound/pci/hda/hda_controller.c b/sound/pci/hda/hda_controller.c index 80016b7b6849..b972d59eb1ec 100644 --- a/sound/pci/hda/hda_controller.c +++ b/sound/pci/hda/hda_controller.c @@ -609,13 +609,6 @@ static int azx_pcm_open(struct snd_pcm_substream *substream) 20, 178000000); - /* by some reason, the playback stream stalls on PulseAudio with - * tsched=1 when a capture stream triggers. Until we figure out the - * real cause, disable tsched mode by telling the PCM info flag. - */ - if (chip->driver_caps & AZX_DCAPS_AMD_WORKAROUND) - runtime->hw.info |= SNDRV_PCM_INFO_BATCH; - if (chip->align_buffer_size) /* constrain buffer sizes to be multiple of 128 bytes. This is more efficient in terms of memory diff --git a/sound/pci/hda/hda_generic.c b/sound/pci/hda/hda_generic.c index 8060cc86dfea..96903295a967 100644 --- a/sound/pci/hda/hda_generic.c +++ b/sound/pci/hda/hda_generic.c @@ -4065,7 +4065,7 @@ static int add_micmute_led_hook(struct hda_codec *codec) spec->micmute_led.led_mode = MICMUTE_LED_FOLLOW_MUTE; spec->micmute_led.capture = 0; - spec->micmute_led.led_value = 0; + spec->micmute_led.led_value = -1; spec->micmute_led.old_hook = spec->cap_sync_hook; spec->cap_sync_hook = update_micmute_led; if (!snd_hda_gen_add_kctl(spec, NULL, &micmute_led_mode_ctl)) diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c index d393401db1ec..d244616d28d8 100644 --- a/sound/pci/hda/hda_intel.c +++ b/sound/pci/hda/hda_intel.c @@ -1026,6 +1026,8 @@ static int azx_prepare(struct device *dev) chip = card->private_data; chip->pm_prepared = 1; + flush_work(&azx_bus(chip)->unsol_work); + /* HDA controller always requires different WAKEEN for runtime suspend * and system suspend, so don't use direct-complete here. */ @@ -2481,6 +2483,8 @@ static const struct pci_device_id azx_ids[] = { /* CometLake-H */ { PCI_DEVICE(0x8086, 0x06C8), .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE}, + { PCI_DEVICE(0x8086, 0xf1c8), + .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE}, /* CometLake-S */ { PCI_DEVICE(0x8086, 0xa3f0), .driver_data = AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE}, diff --git a/sound/pci/hda/patch_ca0132.c b/sound/pci/hda/patch_ca0132.c index ee500e46dd4f..f774b2ac9720 100644 --- a/sound/pci/hda/patch_ca0132.c +++ b/sound/pci/hda/patch_ca0132.c @@ -1275,6 +1275,7 @@ static const struct snd_pci_quirk ca0132_quirks[] = { SND_PCI_QUIRK(0x1102, 0x0013, "Recon3D", QUIRK_R3D), SND_PCI_QUIRK(0x1102, 0x0018, "Recon3D", QUIRK_R3D), SND_PCI_QUIRK(0x1102, 0x0051, "Sound Blaster AE-5", QUIRK_AE5), + SND_PCI_QUIRK(0x1102, 0x0191, "Sound Blaster AE-5 Plus", QUIRK_AE5), SND_PCI_QUIRK(0x1102, 0x0081, "Sound Blaster AE-7", QUIRK_AE7), {} }; diff --git a/sound/pci/hda/patch_conexant.c b/sound/pci/hda/patch_conexant.c index d49cc4409d59..a980a4eda51c 100644 --- a/sound/pci/hda/patch_conexant.c +++ b/sound/pci/hda/patch_conexant.c @@ -149,6 +149,21 @@ static int cx_auto_vmaster_mute_led(struct led_classdev *led_cdev, return 0; } +static void cxt_init_gpio_led(struct hda_codec *codec) +{ + struct conexant_spec *spec = codec->spec; + unsigned int mask = spec->gpio_mute_led_mask | spec->gpio_mic_led_mask; + + if (mask) { + snd_hda_codec_write(codec, 0x01, 0, AC_VERB_SET_GPIO_MASK, + mask); + snd_hda_codec_write(codec, 0x01, 0, AC_VERB_SET_GPIO_DIRECTION, + mask); + snd_hda_codec_write(codec, 0x01, 0, AC_VERB_SET_GPIO_DATA, + spec->gpio_led); + } +} + static int cx_auto_init(struct hda_codec *codec) { struct conexant_spec *spec = codec->spec; @@ -156,6 +171,7 @@ static int cx_auto_init(struct hda_codec *codec) if (!spec->dynamic_eapd) cx_auto_turn_eapd(codec, spec->num_eapds, spec->eapds, true); + cxt_init_gpio_led(codec); snd_hda_apply_fixup(codec, HDA_FIXUP_ACT_INIT); return 0; @@ -215,6 +231,7 @@ enum { CXT_FIXUP_HP_SPECTRE, CXT_FIXUP_HP_GATE_MIC, CXT_FIXUP_MUTE_LED_GPIO, + CXT_FIXUP_HP_ZBOOK_MUTE_LED, CXT_FIXUP_HEADSET_MIC, CXT_FIXUP_HP_MIC_NO_PRESENCE, }; @@ -654,31 +671,36 @@ static int cxt_gpio_micmute_update(struct led_classdev *led_cdev, return 0; } +static void cxt_setup_mute_led(struct hda_codec *codec, + unsigned int mute, unsigned int mic_mute) +{ + struct conexant_spec *spec = codec->spec; + + spec->gpio_led = 0; + spec->mute_led_polarity = 0; + if (mute) { + snd_hda_gen_add_mute_led_cdev(codec, cxt_gpio_mute_update); + spec->gpio_mute_led_mask = mute; + } + if (mic_mute) { + snd_hda_gen_add_micmute_led_cdev(codec, cxt_gpio_micmute_update); + spec->gpio_mic_led_mask = mic_mute; + } +} static void cxt_fixup_mute_led_gpio(struct hda_codec *codec, const struct hda_fixup *fix, int action) { - struct conexant_spec *spec = codec->spec; - static const struct hda_verb gpio_init[] = { - { 0x01, AC_VERB_SET_GPIO_MASK, 0x03 }, - { 0x01, AC_VERB_SET_GPIO_DIRECTION, 0x03 }, - {} - }; - - if (action == HDA_FIXUP_ACT_PRE_PROBE) { - snd_hda_gen_add_mute_led_cdev(codec, cxt_gpio_mute_update); - spec->gpio_led = 0; - spec->mute_led_polarity = 0; - spec->gpio_mute_led_mask = 0x01; - spec->gpio_mic_led_mask = 0x02; - snd_hda_gen_add_micmute_led_cdev(codec, cxt_gpio_micmute_update); - } - snd_hda_add_verbs(codec, gpio_init); - if (spec->gpio_led) - snd_hda_codec_write(codec, 0x01, 0, AC_VERB_SET_GPIO_DATA, - spec->gpio_led); + if (action == HDA_FIXUP_ACT_PRE_PROBE) + cxt_setup_mute_led(codec, 0x01, 0x02); } +static void cxt_fixup_hp_zbook_mute_led(struct hda_codec *codec, + const struct hda_fixup *fix, int action) +{ + if (action == HDA_FIXUP_ACT_PRE_PROBE) + cxt_setup_mute_led(codec, 0x10, 0x20); +} /* ThinkPad X200 & co with cxt5051 */ static const struct hda_pintbl cxt_pincfg_lenovo_x200[] = { @@ -839,6 +861,10 @@ static const struct hda_fixup cxt_fixups[] = { .type = HDA_FIXUP_FUNC, .v.func = cxt_fixup_mute_led_gpio, }, + [CXT_FIXUP_HP_ZBOOK_MUTE_LED] = { + .type = HDA_FIXUP_FUNC, + .v.func = cxt_fixup_hp_zbook_mute_led, + }, [CXT_FIXUP_HEADSET_MIC] = { .type = HDA_FIXUP_FUNC, .v.func = cxt_fixup_headset_mic, @@ -917,6 +943,7 @@ static const struct snd_pci_quirk cxt5066_fixups[] = { SND_PCI_QUIRK(0x103c, 0x8299, "HP 800 G3 SFF", CXT_FIXUP_HP_MIC_NO_PRESENCE), SND_PCI_QUIRK(0x103c, 0x829a, "HP 800 G3 DM", CXT_FIXUP_HP_MIC_NO_PRESENCE), SND_PCI_QUIRK(0x103c, 0x8402, "HP ProBook 645 G4", CXT_FIXUP_MUTE_LED_GPIO), + SND_PCI_QUIRK(0x103c, 0x8427, "HP ZBook Studio G5", CXT_FIXUP_HP_ZBOOK_MUTE_LED), SND_PCI_QUIRK(0x103c, 0x8455, "HP Z2 G4", CXT_FIXUP_HP_MIC_NO_PRESENCE), SND_PCI_QUIRK(0x103c, 0x8456, "HP Z2 G4 SFF", CXT_FIXUP_HP_MIC_NO_PRESENCE), SND_PCI_QUIRK(0x103c, 0x8457, "HP Z2 G4 mini", CXT_FIXUP_HP_MIC_NO_PRESENCE), @@ -956,6 +983,7 @@ static const struct hda_model_fixup cxt5066_fixup_models[] = { { .id = CXT_FIXUP_MUTE_LED_EAPD, .name = "mute-led-eapd" }, { .id = CXT_FIXUP_HP_DOCK, .name = "hp-dock" }, { .id = CXT_FIXUP_MUTE_LED_GPIO, .name = "mute-led-gpio" }, + { .id = CXT_FIXUP_HP_ZBOOK_MUTE_LED, .name = "hp-zbook-mute-led" }, { .id = CXT_FIXUP_HP_MIC_NO_PRESENCE, .name = "hp-mic-fix" }, {} }; diff --git a/sound/pci/hda/patch_hdmi.c b/sound/pci/hda/patch_hdmi.c index dc1ab4fc93a5..8c6f10cbced3 100644 --- a/sound/pci/hda/patch_hdmi.c +++ b/sound/pci/hda/patch_hdmi.c @@ -2133,7 +2133,6 @@ static int hdmi_pcm_close(struct hda_pcm_stream *hinfo, goto unlock; } per_cvt = get_cvt(spec, cvt_idx); - snd_BUG_ON(!per_cvt->assigned); per_cvt->assigned = 0; hinfo->nid = 0; @@ -2476,6 +2475,18 @@ static void generic_hdmi_free(struct hda_codec *codec) } #ifdef CONFIG_PM +static int generic_hdmi_suspend(struct hda_codec *codec) +{ + struct hdmi_spec *spec = codec->spec; + int pin_idx; + + for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) { + struct hdmi_spec_per_pin *per_pin = get_pin(spec, pin_idx); + cancel_delayed_work_sync(&per_pin->work); + } + return 0; +} + static int generic_hdmi_resume(struct hda_codec *codec) { struct hdmi_spec *spec = codec->spec; @@ -2499,6 +2510,7 @@ static const struct hda_codec_ops generic_hdmi_patch_ops = { .build_controls = generic_hdmi_build_controls, .unsol_event = hdmi_unsol_event, #ifdef CONFIG_PM + .suspend = generic_hdmi_suspend, .resume = generic_hdmi_resume, #endif }; diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c index 290645516313..316b9b4ccb32 100644 --- a/sound/pci/hda/patch_realtek.c +++ b/sound/pci/hda/patch_realtek.c @@ -1905,6 +1905,7 @@ enum { ALC889_FIXUP_FRONT_HP_NO_PRESENCE, ALC889_FIXUP_VAIO_TT, ALC888_FIXUP_EEE1601, + ALC886_FIXUP_EAPD, ALC882_FIXUP_EAPD, ALC883_FIXUP_EAPD, ALC883_FIXUP_ACER_EAPD, @@ -2238,6 +2239,15 @@ static const struct hda_fixup alc882_fixups[] = { { } } }, + [ALC886_FIXUP_EAPD] = { + .type = HDA_FIXUP_VERBS, + .v.verbs = (const struct hda_verb[]) { + /* change to EAPD mode */ + { 0x20, AC_VERB_SET_COEF_INDEX, 0x07 }, + { 0x20, AC_VERB_SET_PROC_COEF, 0x0068 }, + { } + } + }, [ALC882_FIXUP_EAPD] = { .type = HDA_FIXUP_VERBS, .v.verbs = (const struct hda_verb[]) { @@ -2510,6 +2520,7 @@ static const struct snd_pci_quirk alc882_fixup_tbl[] = { SND_PCI_QUIRK(0x106b, 0x4a00, "Macbook 5,2", ALC889_FIXUP_MBA11_VREF), SND_PCI_QUIRK(0x1071, 0x8258, "Evesham Voyaeger", ALC882_FIXUP_EAPD), + SND_PCI_QUIRK(0x13fe, 0x1009, "Advantech MIT-W101", ALC886_FIXUP_EAPD), SND_PCI_QUIRK(0x1458, 0xa002, "Gigabyte EP45-DS3/Z87X-UD3H", ALC889_FIXUP_FRONT_HP_NO_PRESENCE), SND_PCI_QUIRK(0x1458, 0xa0b8, "Gigabyte AZ370-Gaming", ALC1220_FIXUP_GB_DUAL_CODECS), SND_PCI_QUIRK(0x1458, 0xa0cd, "Gigabyte X570 Aorus Master", ALC1220_FIXUP_CLEVO_P950), @@ -2521,6 +2532,7 @@ static const struct snd_pci_quirk alc882_fixup_tbl[] = { SND_PCI_QUIRK(0x1462, 0x1276, "MSI-GL73", ALC1220_FIXUP_CLEVO_P950), SND_PCI_QUIRK(0x1462, 0x1293, "MSI-GP65", ALC1220_FIXUP_CLEVO_P950), SND_PCI_QUIRK(0x1462, 0x7350, "MSI-7350", ALC889_FIXUP_CD), + SND_PCI_QUIRK(0x1462, 0xcc34, "MSI Godlike X570", ALC1220_FIXUP_GB_DUAL_CODECS), SND_PCI_QUIRK(0x1462, 0xda57, "MSI Z270-Gaming", ALC1220_FIXUP_GB_DUAL_CODECS), SND_PCI_QUIRK_VENDOR(0x1462, "MSI", ALC882_FIXUP_GPIO3), SND_PCI_QUIRK(0x147b, 0x107a, "Abit AW9D-MAX", ALC882_FIXUP_ABIT_AW9D_MAX), @@ -4213,6 +4225,12 @@ static void alc_fixup_hp_gpio_led(struct hda_codec *codec, } } +static void alc236_fixup_hp_gpio_led(struct hda_codec *codec, + const struct hda_fixup *fix, int action) +{ + alc_fixup_hp_gpio_led(codec, action, 0x02, 0x01); +} + static void alc269_fixup_hp_gpio_led(struct hda_codec *codec, const struct hda_fixup *fix, int action) { @@ -4280,6 +4298,28 @@ static void alc280_fixup_hp_gpio4(struct hda_codec *codec, } } +/* HP Spectre x360 14 model needs a unique workaround for enabling the amp; + * it needs to toggle the GPIO0 once on and off at each time (bko#210633) + */ +static void alc245_fixup_hp_x360_amp(struct hda_codec *codec, + const struct hda_fixup *fix, int action) +{ + struct alc_spec *spec = codec->spec; + + switch (action) { + case HDA_FIXUP_ACT_PRE_PROBE: + spec->gpio_mask |= 0x01; + spec->gpio_dir |= 0x01; + break; + case HDA_FIXUP_ACT_INIT: + /* need to toggle GPIO to enable the amp */ + alc_update_gpio_data(codec, 0x01, true); + msleep(100); + alc_update_gpio_data(codec, 0x01, false); + break; + } +} + static void alc_update_coef_led(struct hda_codec *codec, struct alc_coef_led *led, bool polarity, bool on) @@ -6266,6 +6306,7 @@ enum { ALC280_FIXUP_HP_DOCK_PINS, ALC269_FIXUP_HP_DOCK_GPIO_MIC1_LED, ALC280_FIXUP_HP_9480M, + ALC245_FIXUP_HP_X360_AMP, ALC288_FIXUP_DELL_HEADSET_MODE, ALC288_FIXUP_DELL1_MIC_NO_PRESENCE, ALC288_FIXUP_DELL_XPS_13, @@ -6346,6 +6387,7 @@ enum { ALC294_FIXUP_ASUS_GX502_VERBS, ALC285_FIXUP_HP_GPIO_LED, ALC285_FIXUP_HP_MUTE_LED, + ALC236_FIXUP_HP_GPIO_LED, ALC236_FIXUP_HP_MUTE_LED, ALC298_FIXUP_SAMSUNG_HEADPHONE_VERY_QUIET, ALC295_FIXUP_ASUS_MIC_NO_PRESENCE, @@ -6362,6 +6404,7 @@ enum { ALC269_FIXUP_LEMOTE_A1802, ALC269_FIXUP_LEMOTE_A190X, ALC256_FIXUP_INTEL_NUC8_RUGGED, + ALC256_FIXUP_INTEL_NUC10, ALC255_FIXUP_XIAOMI_HEADSET_MIC, ALC274_FIXUP_HP_MIC, ALC274_FIXUP_HP_HEADSET_MIC, @@ -6372,6 +6415,7 @@ enum { ALC236_FIXUP_DELL_AIO_HEADSET_MIC, ALC282_FIXUP_ACER_DISABLE_LINEOUT, ALC255_FIXUP_ACER_LIMIT_INT_MIC_BOOST, + ALC256_FIXUP_ACER_HEADSET_MIC, }; static const struct hda_fixup alc269_fixups[] = { @@ -6971,6 +7015,10 @@ static const struct hda_fixup alc269_fixups[] = { .type = HDA_FIXUP_FUNC, .v.func = alc280_fixup_hp_9480m, }, + [ALC245_FIXUP_HP_X360_AMP] = { + .type = HDA_FIXUP_FUNC, + .v.func = alc245_fixup_hp_x360_amp, + }, [ALC288_FIXUP_DELL_HEADSET_MODE] = { .type = HDA_FIXUP_FUNC, .v.func = alc_fixup_headset_mode_dell_alc288, @@ -7575,6 +7623,10 @@ static const struct hda_fixup alc269_fixups[] = { .type = HDA_FIXUP_FUNC, .v.func = alc285_fixup_hp_mute_led, }, + [ALC236_FIXUP_HP_GPIO_LED] = { + .type = HDA_FIXUP_FUNC, + .v.func = alc236_fixup_hp_gpio_led, + }, [ALC236_FIXUP_HP_MUTE_LED] = { .type = HDA_FIXUP_FUNC, .v.func = alc236_fixup_hp_mute_led, @@ -7744,6 +7796,15 @@ static const struct hda_fixup alc269_fixups[] = { .chained = true, .chain_id = ALC269_FIXUP_HEADSET_MODE }, + [ALC256_FIXUP_INTEL_NUC10] = { + .type = HDA_FIXUP_PINS, + .v.pins = (const struct hda_pintbl[]) { + { 0x19, 0x01a1913c }, /* use as headset mic, without its own jack detect */ + { } + }, + .chained = true, + .chain_id = ALC269_FIXUP_HEADSET_MODE + }, [ALC255_FIXUP_XIAOMI_HEADSET_MIC] = { .type = HDA_FIXUP_VERBS, .v.verbs = (const struct hda_verb[]) { @@ -7815,6 +7876,16 @@ static const struct hda_fixup alc269_fixups[] = { .chained = true, .chain_id = ALC255_FIXUP_ACER_MIC_NO_PRESENCE, }, + [ALC256_FIXUP_ACER_HEADSET_MIC] = { + .type = HDA_FIXUP_PINS, + .v.pins = (const struct hda_pintbl[]) { + { 0x19, 0x02a1113c }, /* use as headset mic, without its own jack detect */ + { 0x1a, 0x90a1092f }, /* use as internal mic */ + { } + }, + .chained = true, + .chain_id = ALC269_FIXUP_HEADSET_MODE_NO_HP_MIC + }, }; static const struct snd_pci_quirk alc269_fixup_tbl[] = { @@ -7841,9 +7912,11 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = { SND_PCI_QUIRK(0x1025, 0x1246, "Acer Predator Helios 500", ALC299_FIXUP_PREDATOR_SPK), SND_PCI_QUIRK(0x1025, 0x1247, "Acer vCopperbox", ALC269VC_FIXUP_ACER_VCOPPERBOX_PINS), SND_PCI_QUIRK(0x1025, 0x1248, "Acer Veriton N4660G", ALC269VC_FIXUP_ACER_MIC_NO_PRESENCE), + SND_PCI_QUIRK(0x1025, 0x1269, "Acer SWIFT SF314-54", ALC256_FIXUP_ACER_HEADSET_MIC), SND_PCI_QUIRK(0x1025, 0x128f, "Acer Veriton Z6860G", ALC286_FIXUP_ACER_AIO_HEADSET_MIC), SND_PCI_QUIRK(0x1025, 0x1290, "Acer Veriton Z4860G", ALC286_FIXUP_ACER_AIO_HEADSET_MIC), SND_PCI_QUIRK(0x1025, 0x1291, "Acer Veriton Z4660G", ALC286_FIXUP_ACER_AIO_HEADSET_MIC), + SND_PCI_QUIRK(0x1025, 0x129c, "Acer SWIFT SF314-55", ALC256_FIXUP_ACER_HEADSET_MIC), SND_PCI_QUIRK(0x1025, 0x1308, "Acer Aspire Z24-890", ALC286_FIXUP_ACER_AIO_HEADSET_MIC), SND_PCI_QUIRK(0x1025, 0x132a, "Acer TravelMate B114-21", ALC233_FIXUP_ACER_HEADSET_MIC), SND_PCI_QUIRK(0x1025, 0x1330, "Acer TravelMate X514-51T", ALC255_FIXUP_ACER_HEADSET_MIC), @@ -7983,8 +8056,12 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = { SND_PCI_QUIRK(0x103c, 0x8783, "HP ZBook Fury 15 G7 Mobile Workstation", ALC285_FIXUP_HP_GPIO_AMP_INIT), SND_PCI_QUIRK(0x103c, 0x87c8, "HP", ALC287_FIXUP_HP_GPIO_LED), + SND_PCI_QUIRK(0x103c, 0x87e5, "HP ProBook 440 G8 Notebook PC", ALC236_FIXUP_HP_GPIO_LED), SND_PCI_QUIRK(0x103c, 0x87f4, "HP", ALC287_FIXUP_HP_GPIO_LED), SND_PCI_QUIRK(0x103c, 0x87f5, "HP", ALC287_FIXUP_HP_GPIO_LED), + SND_PCI_QUIRK(0x103c, 0x87f7, "HP Spectre x360 14", ALC245_FIXUP_HP_X360_AMP), + SND_PCI_QUIRK(0x103c, 0x8846, "HP EliteBook 850 G8 Notebook PC", ALC285_FIXUP_HP_GPIO_LED), + SND_PCI_QUIRK(0x103c, 0x884c, "HP EliteBook 840 G8 Notebook PC", ALC285_FIXUP_HP_GPIO_LED), SND_PCI_QUIRK(0x1043, 0x103e, "ASUS X540SA", ALC256_FIXUP_ASUS_MIC), SND_PCI_QUIRK(0x1043, 0x103f, "ASUS TX300", ALC282_FIXUP_ASUS_TX300), SND_PCI_QUIRK(0x1043, 0x106d, "Asus K53BE", ALC269_FIXUP_LIMIT_INT_MIC_BOOST), @@ -8089,6 +8166,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = { SND_PCI_QUIRK(0x1558, 0x8551, "System76 Gazelle (gaze14)", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE), SND_PCI_QUIRK(0x1558, 0x8560, "System76 Gazelle (gaze14)", ALC269_FIXUP_HEADSET_MIC), SND_PCI_QUIRK(0x1558, 0x8561, "System76 Gazelle (gaze14)", ALC269_FIXUP_HEADSET_MIC), + SND_PCI_QUIRK(0x1558, 0x8562, "Clevo NH[5|7][0-9]RZ[Q]", ALC269_FIXUP_DMIC), SND_PCI_QUIRK(0x1558, 0x8668, "Clevo NP50B[BE]", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE), SND_PCI_QUIRK(0x1558, 0x8680, "Clevo NJ50LU", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE), SND_PCI_QUIRK(0x1558, 0x8686, "Clevo NH50[CZ]U", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE), @@ -8178,11 +8256,14 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = { SND_PCI_QUIRK(0x1b35, 0x1237, "CZC L101", ALC269_FIXUP_CZC_L101), SND_PCI_QUIRK(0x1b7d, 0xa831, "Ordissimo EVE2 ", ALC269VB_FIXUP_ORDISSIMO_EVE2), /* Also known as Malata PC-B1303 */ SND_PCI_QUIRK(0x1d72, 0x1602, "RedmiBook", ALC255_FIXUP_XIAOMI_HEADSET_MIC), + SND_PCI_QUIRK(0x1d72, 0x1701, "XiaomiNotebook Pro", ALC298_FIXUP_DELL1_MIC_NO_PRESENCE), SND_PCI_QUIRK(0x1d72, 0x1901, "RedmiBook 14", ALC256_FIXUP_ASUS_HEADSET_MIC), + SND_PCI_QUIRK(0x1d72, 0x1947, "RedmiBook Air", ALC255_FIXUP_XIAOMI_HEADSET_MIC), SND_PCI_QUIRK(0x10ec, 0x118c, "Medion EE4254 MD62100", ALC256_FIXUP_MEDION_HEADSET_NO_PRESENCE), SND_PCI_QUIRK(0x1c06, 0x2013, "Lemote A1802", ALC269_FIXUP_LEMOTE_A1802), SND_PCI_QUIRK(0x1c06, 0x2015, "Lemote A190X", ALC269_FIXUP_LEMOTE_A190X), SND_PCI_QUIRK(0x8086, 0x2080, "Intel NUC 8 Rugged", ALC256_FIXUP_INTEL_NUC8_RUGGED), + SND_PCI_QUIRK(0x8086, 0x2081, "Intel NUC 10", ALC256_FIXUP_INTEL_NUC10), #if 0 /* Below is a quirk table taken from the old code. @@ -8357,6 +8438,7 @@ static const struct hda_model_fixup alc269_fixup_models[] = { {.id = ALC298_FIXUP_SAMSUNG_HEADPHONE_VERY_QUIET, .name = "alc298-samsung-headphone"}, {.id = ALC255_FIXUP_XIAOMI_HEADSET_MIC, .name = "alc255-xiaomi-headset"}, {.id = ALC274_FIXUP_HP_MIC, .name = "alc274-hp-mic-detect"}, + {.id = ALC245_FIXUP_HP_X360_AMP, .name = "alc245-hp-x360-amp"}, {} }; #define ALC225_STANDARD_PINS \ diff --git a/sound/soc/codecs/ak4458.c b/sound/soc/codecs/ak4458.c index 472caad17012..85a1d00894a9 100644 --- a/sound/soc/codecs/ak4458.c +++ b/sound/soc/codecs/ak4458.c @@ -812,6 +812,7 @@ static const struct of_device_id ak4458_of_match[] = { { .compatible = "asahi-kasei,ak4497", .data = &ak4497_drvdata}, { }, }; +MODULE_DEVICE_TABLE(of, ak4458_of_match); static struct i2c_driver ak4458_i2c_driver = { .driver = { diff --git a/sound/soc/codecs/ak5558.c b/sound/soc/codecs/ak5558.c index 2f076d5ee284..65a248c92f66 100644 --- a/sound/soc/codecs/ak5558.c +++ b/sound/soc/codecs/ak5558.c @@ -419,6 +419,7 @@ static const struct of_device_id ak5558_i2c_dt_ids[] = { { .compatible = "asahi-kasei,ak5558"}, { } }; +MODULE_DEVICE_TABLE(of, ak5558_i2c_dt_ids); static struct i2c_driver ak5558_i2c_driver = { .driver = { diff --git a/sound/soc/codecs/cpcap.c b/sound/soc/codecs/cpcap.c index f046987ee4cd..c0425e3707d9 100644 --- a/sound/soc/codecs/cpcap.c +++ b/sound/soc/codecs/cpcap.c @@ -1264,12 +1264,12 @@ static int cpcap_voice_hw_params(struct snd_pcm_substream *substream, if (direction == SNDRV_PCM_STREAM_CAPTURE) { mask = 0x0000; - mask |= CPCAP_BIT_MIC1_RX_TIMESLOT0; - mask |= CPCAP_BIT_MIC1_RX_TIMESLOT1; - mask |= CPCAP_BIT_MIC1_RX_TIMESLOT2; - mask |= CPCAP_BIT_MIC2_TIMESLOT0; - mask |= CPCAP_BIT_MIC2_TIMESLOT1; - mask |= CPCAP_BIT_MIC2_TIMESLOT2; + mask |= BIT(CPCAP_BIT_MIC1_RX_TIMESLOT0); + mask |= BIT(CPCAP_BIT_MIC1_RX_TIMESLOT1); + mask |= BIT(CPCAP_BIT_MIC1_RX_TIMESLOT2); + mask |= BIT(CPCAP_BIT_MIC2_TIMESLOT0); + mask |= BIT(CPCAP_BIT_MIC2_TIMESLOT1); + mask |= BIT(CPCAP_BIT_MIC2_TIMESLOT2); val = 0x0000; if (channels >= 2) val = BIT(CPCAP_BIT_MIC1_RX_TIMESLOT0); diff --git a/sound/soc/codecs/cs42l56.c b/sound/soc/codecs/cs42l56.c index 97024a6ac96d..06dcfae9dfe7 100644 --- a/sound/soc/codecs/cs42l56.c +++ b/sound/soc/codecs/cs42l56.c @@ -1249,6 +1249,7 @@ static int cs42l56_i2c_probe(struct i2c_client *i2c_client, dev_err(&i2c_client->dev, "CS42L56 Device ID (%X). Expected %X\n", devid, CS42L56_DEVID); + ret = -EINVAL; goto err_enable; } alpha_rev = reg & CS42L56_AREV_MASK; @@ -1306,7 +1307,7 @@ static int cs42l56_i2c_probe(struct i2c_client *i2c_client, ret = devm_snd_soc_register_component(&i2c_client->dev, &soc_component_dev_cs42l56, &cs42l56_dai, 1); if (ret < 0) - return ret; + goto err_enable; return 0; diff --git a/sound/soc/codecs/rt5682-i2c.c b/sound/soc/codecs/rt5682-i2c.c index 6b4e0eb30c89..7e652843c57d 100644 --- a/sound/soc/codecs/rt5682-i2c.c +++ b/sound/soc/codecs/rt5682-i2c.c @@ -268,6 +268,9 @@ static void rt5682_i2c_shutdown(struct i2c_client *client) { struct rt5682_priv *rt5682 = i2c_get_clientdata(client); + cancel_delayed_work_sync(&rt5682->jack_detect_work); + cancel_delayed_work_sync(&rt5682->jd_check_work); + rt5682_reset(rt5682); } diff --git a/sound/soc/codecs/wcd934x.c b/sound/soc/codecs/wcd934x.c index 40f682f5dab8..d18ae5e3ee80 100644 --- a/sound/soc/codecs/wcd934x.c +++ b/sound/soc/codecs/wcd934x.c @@ -1873,6 +1873,12 @@ static int wcd934x_set_channel_map(struct snd_soc_dai *dai, wcd = snd_soc_component_get_drvdata(dai->component); + if (tx_num > WCD934X_TX_MAX || rx_num > WCD934X_RX_MAX) { + dev_err(wcd->dev, "Invalid tx %d or rx %d channel count\n", + tx_num, rx_num); + return -EINVAL; + } + if (!tx_slot || !rx_slot) { dev_err(wcd->dev, "Invalid tx_slot=%p, rx_slot=%p\n", tx_slot, rx_slot); diff --git a/sound/soc/codecs/wsa881x.c b/sound/soc/codecs/wsa881x.c index 4530b74f5921..db87e07b11c9 100644 --- a/sound/soc/codecs/wsa881x.c +++ b/sound/soc/codecs/wsa881x.c @@ -640,6 +640,7 @@ static struct regmap_config wsa881x_regmap_config = { .val_bits = 8, .cache_type = REGCACHE_RBTREE, .reg_defaults = wsa881x_defaults, + .max_register = WSA881X_SPKR_STATUS3, .num_reg_defaults = ARRAY_SIZE(wsa881x_defaults), .volatile_reg = wsa881x_volatile_register, .readable_reg = wsa881x_readable_register, diff --git a/sound/soc/fsl/fsl_ssi.c b/sound/soc/fsl/fsl_ssi.c index 404be27c15fe..1d774c876c52 100644 --- a/sound/soc/fsl/fsl_ssi.c +++ b/sound/soc/fsl/fsl_ssi.c @@ -878,6 +878,7 @@ static int fsl_ssi_hw_free(struct snd_pcm_substream *substream, static int _fsl_ssi_set_dai_fmt(struct fsl_ssi *ssi, unsigned int fmt) { u32 strcr = 0, scr = 0, stcr, srcr, mask; + unsigned int slots; ssi->dai_fmt = fmt; @@ -909,10 +910,11 @@ static int _fsl_ssi_set_dai_fmt(struct fsl_ssi *ssi, unsigned int fmt) return -EINVAL; } + slots = ssi->slots ? : 2; regmap_update_bits(ssi->regs, REG_SSI_STCCR, - SSI_SxCCR_DC_MASK, SSI_SxCCR_DC(2)); + SSI_SxCCR_DC_MASK, SSI_SxCCR_DC(slots)); regmap_update_bits(ssi->regs, REG_SSI_SRCCR, - SSI_SxCCR_DC_MASK, SSI_SxCCR_DC(2)); + SSI_SxCCR_DC_MASK, SSI_SxCCR_DC(slots)); /* Data on rising edge of bclk, frame low, 1clk before data */ strcr |= SSI_STCR_TFSI | SSI_STCR_TSCKP | SSI_STCR_TEFS; diff --git a/sound/soc/intel/boards/bytcr_rt5640.c b/sound/soc/intel/boards/bytcr_rt5640.c index f790514a147d..d5812e73eb63 100644 --- a/sound/soc/intel/boards/bytcr_rt5640.c +++ b/sound/soc/intel/boards/bytcr_rt5640.c @@ -71,6 +71,7 @@ enum { #define BYT_RT5640_SSP0_AIF2 BIT(21) #define BYT_RT5640_MCLK_EN BIT(22) #define BYT_RT5640_MCLK_25MHZ BIT(23) +#define BYT_RT5640_NO_SPEAKERS BIT(24) #define BYTCR_INPUT_DEFAULTS \ (BYT_RT5640_IN3_MAP | \ @@ -132,6 +133,8 @@ static void log_quirks(struct device *dev) dev_info(dev, "quirk JD_NOT_INV enabled\n"); if (byt_rt5640_quirk & BYT_RT5640_MONO_SPEAKER) dev_info(dev, "quirk MONO_SPEAKER enabled\n"); + if (byt_rt5640_quirk & BYT_RT5640_NO_SPEAKERS) + dev_info(dev, "quirk NO_SPEAKERS enabled\n"); if (byt_rt5640_quirk & BYT_RT5640_DIFF_MIC) dev_info(dev, "quirk DIFF_MIC enabled\n"); if (byt_rt5640_quirk & BYT_RT5640_SSP0_AIF1) { @@ -399,6 +402,19 @@ static const struct dmi_system_id byt_rt5640_quirk_table[] = { BYT_RT5640_SSP0_AIF1 | BYT_RT5640_MCLK_EN), }, + { /* Acer One 10 S1002 */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Acer"), + DMI_MATCH(DMI_PRODUCT_NAME, "One S1002"), + }, + .driver_data = (void *)(BYT_RT5640_IN1_MAP | + BYT_RT5640_JD_SRC_JD2_IN4N | + BYT_RT5640_OVCD_TH_2000UA | + BYT_RT5640_OVCD_SF_0P75 | + BYT_RT5640_DIFF_MIC | + BYT_RT5640_SSP0_AIF2 | + BYT_RT5640_MCLK_EN), + }, { .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Acer"), @@ -421,6 +437,18 @@ static const struct dmi_system_id byt_rt5640_quirk_table[] = { BYT_RT5640_SSP0_AIF1 | BYT_RT5640_MCLK_EN), }, + { + .matches = { + DMI_EXACT_MATCH(DMI_SYS_VENDOR, "ARCHOS"), + DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "ARCHOS 140 CESIUM"), + }, + .driver_data = (void *)(BYT_RT5640_IN1_MAP | + BYT_RT5640_JD_SRC_JD2_IN4N | + BYT_RT5640_OVCD_TH_2000UA | + BYT_RT5640_OVCD_SF_0P75 | + BYT_RT5640_SSP0_AIF1 | + BYT_RT5640_MCLK_EN), + }, { .matches = { DMI_EXACT_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."), @@ -512,6 +540,16 @@ static const struct dmi_system_id byt_rt5640_quirk_table[] = { BYT_RT5640_MONO_SPEAKER | BYT_RT5640_MCLK_EN), }, + { /* Estar Beauty HD MID 7316R */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Estar"), + DMI_MATCH(DMI_PRODUCT_NAME, "eSTAR BEAUTY HD Intel Quad core"), + }, + .driver_data = (void *)(BYTCR_INPUT_DEFAULTS | + BYT_RT5640_MONO_SPEAKER | + BYT_RT5640_SSP0_AIF1 | + BYT_RT5640_MCLK_EN), + }, { .matches = { DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), @@ -539,7 +577,7 @@ static const struct dmi_system_id byt_rt5640_quirk_table[] = { }, .driver_data = (void *)(BYT_RT5640_DMIC1_MAP | BYT_RT5640_JD_SRC_JD1_IN4P | - BYT_RT5640_OVCD_TH_1500UA | + BYT_RT5640_OVCD_TH_2000UA | BYT_RT5640_OVCD_SF_0P75 | BYT_RT5640_MCLK_EN), }, @@ -786,6 +824,20 @@ static const struct dmi_system_id byt_rt5640_quirk_table[] = { BYT_RT5640_SSP0_AIF2 | BYT_RT5640_MCLK_EN), }, + { /* Voyo Winpad A15 */ + .matches = { + DMI_MATCH(DMI_BOARD_VENDOR, "AMI Corporation"), + DMI_MATCH(DMI_BOARD_NAME, "Aptio CRB"), + /* Above strings are too generic, also match on BIOS date */ + DMI_MATCH(DMI_BIOS_DATE, "11/20/2014"), + }, + .driver_data = (void *)(BYT_RT5640_IN1_MAP | + BYT_RT5640_JD_SRC_JD2_IN4N | + BYT_RT5640_OVCD_TH_2000UA | + BYT_RT5640_OVCD_SF_0P75 | + BYT_RT5640_DIFF_MIC | + BYT_RT5640_MCLK_EN), + }, { /* Catch-all for generic Insyde tablets, must be last */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Insyde"), @@ -934,7 +986,7 @@ static int byt_rt5640_init(struct snd_soc_pcm_runtime *runtime) ret = snd_soc_dapm_add_routes(&card->dapm, byt_rt5640_mono_spk_map, ARRAY_SIZE(byt_rt5640_mono_spk_map)); - } else { + } else if (!(byt_rt5640_quirk & BYT_RT5640_NO_SPEAKERS)) { ret = snd_soc_dapm_add_routes(&card->dapm, byt_rt5640_stereo_spk_map, ARRAY_SIZE(byt_rt5640_stereo_spk_map)); @@ -1179,6 +1231,7 @@ struct acpi_chan_package { /* ACPICA seems to require 64 bit integers */ static int snd_byt_rt5640_mc_probe(struct platform_device *pdev) { static const char * const map_name[] = { "dmic1", "dmic2", "in1", "in3" }; + __maybe_unused const char *spk_type; const struct dmi_system_id *dmi_id; struct byt_rt5640_private *priv; struct snd_soc_acpi_mach *mach; @@ -1186,7 +1239,7 @@ static int snd_byt_rt5640_mc_probe(struct platform_device *pdev) struct acpi_device *adev; int ret_val = 0; int dai_index = 0; - int i; + int i, cfg_spk; is_bytcr = false; priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL); @@ -1325,16 +1378,24 @@ static int snd_byt_rt5640_mc_probe(struct platform_device *pdev) } } + if (byt_rt5640_quirk & BYT_RT5640_NO_SPEAKERS) { + cfg_spk = 0; + spk_type = "none"; + } else if (byt_rt5640_quirk & BYT_RT5640_MONO_SPEAKER) { + cfg_spk = 1; + spk_type = "mono"; + } else { + cfg_spk = 2; + spk_type = "stereo"; + } + snprintf(byt_rt5640_components, sizeof(byt_rt5640_components), - "cfg-spk:%s cfg-mic:%s", - (byt_rt5640_quirk & BYT_RT5640_MONO_SPEAKER) ? "1" : "2", + "cfg-spk:%d cfg-mic:%s", cfg_spk, map_name[BYT_RT5640_MAP(byt_rt5640_quirk)]); byt_rt5640_card.components = byt_rt5640_components; #if !IS_ENABLED(CONFIG_SND_SOC_INTEL_USER_FRIENDLY_LONG_NAMES) snprintf(byt_rt5640_long_name, sizeof(byt_rt5640_long_name), - "bytcr-rt5640-%s-spk-%s-mic", - (byt_rt5640_quirk & BYT_RT5640_MONO_SPEAKER) ? - "mono" : "stereo", + "bytcr-rt5640-%s-spk-%s-mic", spk_type, map_name[BYT_RT5640_MAP(byt_rt5640_quirk)]); byt_rt5640_card.long_name = byt_rt5640_long_name; #endif diff --git a/sound/soc/intel/boards/bytcr_rt5651.c b/sound/soc/intel/boards/bytcr_rt5651.c index 688b5e0a49e3..bf8b87d45cb0 100644 --- a/sound/soc/intel/boards/bytcr_rt5651.c +++ b/sound/soc/intel/boards/bytcr_rt5651.c @@ -435,6 +435,19 @@ static const struct dmi_system_id byt_rt5651_quirk_table[] = { BYT_RT5651_SSP0_AIF1 | BYT_RT5651_MONO_SPEAKER), }, + { + /* Jumper EZpad 7 */ + .callback = byt_rt5651_quirk_cb, + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Jumper"), + DMI_MATCH(DMI_PRODUCT_NAME, "EZpad"), + /* Jumper12x.WJ2012.bsBKRCP05 with the version dropped */ + DMI_MATCH(DMI_BIOS_VERSION, "Jumper12x.WJ2012.bsBKRCP"), + }, + .driver_data = (void *)(BYT_RT5651_DEFAULT_QUIRKS | + BYT_RT5651_IN2_MAP | + BYT_RT5651_JD_NOT_INV), + }, { /* KIANO SlimNote 14.2 */ .callback = byt_rt5651_quirk_cb, diff --git a/sound/soc/intel/boards/sof_sdw.c b/sound/soc/intel/boards/sof_sdw.c index a8d43c87cb5a..1d7677376e74 100644 --- a/sound/soc/intel/boards/sof_sdw.c +++ b/sound/soc/intel/boards/sof_sdw.c @@ -48,24 +48,14 @@ static int sof_sdw_quirk_cb(const struct dmi_system_id *id) } static const struct dmi_system_id sof_sdw_quirk_table[] = { + /* CometLake devices */ { .callback = sof_sdw_quirk_cb, .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc"), - DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "0A3E") + DMI_MATCH(DMI_SYS_VENDOR, "Intel Corporation"), + DMI_MATCH(DMI_PRODUCT_NAME, "CometLake Client"), }, - .driver_data = (void *)(SOF_RT711_JD_SRC_JD2 | - SOF_RT715_DAI_ID_FIX), - }, - { - .callback = sof_sdw_quirk_cb, - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc"), - DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "0A5E") - }, - .driver_data = (void *)(SOF_RT711_JD_SRC_JD2 | - SOF_RT715_DAI_ID_FIX | - SOF_SDW_FOUR_SPK), + .driver_data = (void *)SOF_SDW_PCH_DMIC, }, { .callback = sof_sdw_quirk_cb, @@ -96,7 +86,7 @@ static const struct dmi_system_id sof_sdw_quirk_table[] = { SOF_RT715_DAI_ID_FIX | SOF_SDW_FOUR_SPK), }, - { + { .callback = sof_sdw_quirk_cb, .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc"), @@ -106,17 +96,7 @@ static const struct dmi_system_id sof_sdw_quirk_table[] = { SOF_RT715_DAI_ID_FIX | SOF_SDW_FOUR_SPK), }, - { - .callback = sof_sdw_quirk_cb, - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "Intel Corporation"), - DMI_MATCH(DMI_PRODUCT_NAME, - "Tiger Lake Client Platform"), - }, - .driver_data = (void *)(SOF_RT711_JD_SRC_JD1 | - SOF_SDW_TGL_HDMI | SOF_SDW_PCH_DMIC | - SOF_SSP_PORT(SOF_I2S_SSP2)), - }, + /* IceLake devices */ { .callback = sof_sdw_quirk_cb, .matches = { @@ -125,13 +105,39 @@ static const struct dmi_system_id sof_sdw_quirk_table[] = { }, .driver_data = (void *)SOF_SDW_PCH_DMIC, }, + /* TigerLake devices */ { .callback = sof_sdw_quirk_cb, .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Intel Corporation"), - DMI_MATCH(DMI_PRODUCT_NAME, "CometLake Client"), + DMI_MATCH(DMI_PRODUCT_NAME, + "Tiger Lake Client Platform"), }, - .driver_data = (void *)SOF_SDW_PCH_DMIC, + .driver_data = (void *)(SOF_SDW_TGL_HDMI | + SOF_RT711_JD_SRC_JD1 | + SOF_SDW_PCH_DMIC | + SOF_SSP_PORT(SOF_I2S_SSP2)), + }, + { + .callback = sof_sdw_quirk_cb, + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc"), + DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "0A3E") + }, + .driver_data = (void *)(SOF_SDW_TGL_HDMI | + SOF_RT711_JD_SRC_JD2 | + SOF_RT715_DAI_ID_FIX), + }, + { + .callback = sof_sdw_quirk_cb, + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc"), + DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "0A5E") + }, + .driver_data = (void *)(SOF_SDW_TGL_HDMI | + SOF_RT711_JD_SRC_JD2 | + SOF_RT715_DAI_ID_FIX | + SOF_SDW_FOUR_SPK), }, { .callback = sof_sdw_quirk_cb, @@ -139,7 +145,8 @@ static const struct dmi_system_id sof_sdw_quirk_table[] = { DMI_MATCH(DMI_SYS_VENDOR, "Google"), DMI_MATCH(DMI_PRODUCT_NAME, "Volteer"), }, - .driver_data = (void *)(SOF_SDW_TGL_HDMI | SOF_SDW_PCH_DMIC | + .driver_data = (void *)(SOF_SDW_TGL_HDMI | + SOF_SDW_PCH_DMIC | SOF_SDW_FOUR_SPK), }, { @@ -148,10 +155,38 @@ static const struct dmi_system_id sof_sdw_quirk_table[] = { DMI_MATCH(DMI_SYS_VENDOR, "Google"), DMI_MATCH(DMI_PRODUCT_NAME, "Ripto"), }, - .driver_data = (void *)(SOF_SDW_TGL_HDMI | SOF_SDW_PCH_DMIC | + .driver_data = (void *)(SOF_SDW_TGL_HDMI | + SOF_SDW_PCH_DMIC | + SOF_SDW_FOUR_SPK), + }, + { + /* + * this entry covers multiple HP SKUs. The family name + * does not seem robust enough, so we use a partial + * match that ignores the product name suffix + * (e.g. 15-eb1xxx, 14t-ea000 or 13-aw2xxx) + */ + .callback = sof_sdw_quirk_cb, + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "HP"), + DMI_MATCH(DMI_PRODUCT_NAME, "HP Spectre x360 Convertible"), + }, + .driver_data = (void *)(SOF_SDW_TGL_HDMI | + SOF_SDW_PCH_DMIC | + SOF_RT711_JD_SRC_JD2), + }, + /* TigerLake-SDCA devices */ + { + .callback = sof_sdw_quirk_cb, + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc"), + DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "0A32") + }, + .driver_data = (void *)(SOF_SDW_TGL_HDMI | + SOF_RT711_JD_SRC_JD2 | + SOF_RT715_DAI_ID_FIX | SOF_SDW_FOUR_SPK), }, - {} }; @@ -920,7 +955,7 @@ static int sof_card_dai_links_create(struct device *dev, ctx->idisp_codec = true; /* enable dmic01 & dmic16k */ - dmic_num = (sof_sdw_quirk & SOF_SDW_PCH_DMIC) ? 2 : 0; + dmic_num = (sof_sdw_quirk & SOF_SDW_PCH_DMIC || mach_params->dmic_num) ? 2 : 0; comp_num += dmic_num; dev_dbg(dev, "sdw %d, ssp %d, dmic %d, hdmi %d", sdw_be_num, ssp_num, diff --git a/sound/soc/intel/common/soc-intel-quirks.h b/sound/soc/intel/common/soc-intel-quirks.h index b07df3059926..a93987ab7f4d 100644 --- a/sound/soc/intel/common/soc-intel-quirks.h +++ b/sound/soc/intel/common/soc-intel-quirks.h @@ -11,6 +11,7 @@ #if IS_ENABLED(CONFIG_X86) +#include #include #include #include @@ -38,12 +39,36 @@ SOC_INTEL_IS_CPU(cml, KABYLAKE_L); static inline bool soc_intel_is_byt_cr(struct platform_device *pdev) { + /* + * List of systems which: + * 1. Use a non CR version of the Bay Trail SoC + * 2. Contain at least 6 interrupt resources so that the + * platform_get_resource(pdev, IORESOURCE_IRQ, 5) check below + * succeeds + * 3. Despite 1. and 2. still have their IPC IRQ at index 0 rather then 5 + * + * This needs to be here so that it can be shared between the SST and + * SOF drivers. We rely on the compiler to optimize this out in files + * where soc_intel_is_byt_cr is not used. + */ + static const struct dmi_system_id force_bytcr_table[] = { + { /* Lenovo Yoga Tablet 2 series */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), + DMI_MATCH(DMI_PRODUCT_FAMILY, "YOGATablet2"), + }, + }, + {} + }; struct device *dev = &pdev->dev; int status = 0; if (!soc_intel_is_byt()) return false; + if (dmi_check_system(force_bytcr_table)) + return true; + if (iosf_mbi_available()) { u32 bios_status; diff --git a/sound/soc/qcom/lpass-apq8016.c b/sound/soc/qcom/lpass-apq8016.c index 0aedb3a0a798..7c0e774ad062 100644 --- a/sound/soc/qcom/lpass-apq8016.c +++ b/sound/soc/qcom/lpass-apq8016.c @@ -250,7 +250,7 @@ static struct lpass_variant apq8016_data = { .micmode = REG_FIELD_ID(0x1000, 4, 7, 4, 0x1000), .micmono = REG_FIELD_ID(0x1000, 3, 3, 4, 0x1000), .wssrc = REG_FIELD_ID(0x1000, 2, 2, 4, 0x1000), - .bitwidth = REG_FIELD_ID(0x1000, 0, 0, 4, 0x1000), + .bitwidth = REG_FIELD_ID(0x1000, 0, 1, 4, 0x1000), .rdma_dyncclk = REG_FIELD_ID(0x8400, 12, 12, 2, 0x1000), .rdma_bursten = REG_FIELD_ID(0x8400, 11, 11, 2, 0x1000), diff --git a/sound/soc/qcom/lpass-cpu.c b/sound/soc/qcom/lpass-cpu.c index 46bb24afeacf..4fb2ec7c8867 100644 --- a/sound/soc/qcom/lpass-cpu.c +++ b/sound/soc/qcom/lpass-cpu.c @@ -286,16 +286,12 @@ static int lpass_cpu_daiops_trigger(struct snd_pcm_substream *substream, dev_err(dai->dev, "error writing to i2sctl reg: %d\n", ret); - if (drvdata->bit_clk_state[id] == LPAIF_BIT_CLK_DISABLE) { - ret = clk_enable(drvdata->mi2s_bit_clk[id]); - if (ret) { - dev_err(dai->dev, "error in enabling mi2s bit clk: %d\n", ret); - clk_disable(drvdata->mi2s_osr_clk[id]); - return ret; - } - drvdata->bit_clk_state[id] = LPAIF_BIT_CLK_ENABLE; + ret = clk_enable(drvdata->mi2s_bit_clk[id]); + if (ret) { + dev_err(dai->dev, "error in enabling mi2s bit clk: %d\n", ret); + clk_disable(drvdata->mi2s_osr_clk[id]); + return ret; } - break; case SNDRV_PCM_TRIGGER_STOP: case SNDRV_PCM_TRIGGER_SUSPEND: @@ -310,10 +306,9 @@ static int lpass_cpu_daiops_trigger(struct snd_pcm_substream *substream, if (ret) dev_err(dai->dev, "error writing to i2sctl reg: %d\n", ret); - if (drvdata->bit_clk_state[id] == LPAIF_BIT_CLK_ENABLE) { - clk_disable(drvdata->mi2s_bit_clk[dai->driver->id]); - drvdata->bit_clk_state[id] = LPAIF_BIT_CLK_DISABLE; - } + + clk_disable(drvdata->mi2s_bit_clk[dai->driver->id]); + break; } @@ -599,7 +594,7 @@ static bool lpass_hdmi_regmap_writeable(struct device *dev, unsigned int reg) return true; } - for (i = 0; i < v->rdma_channels; ++i) { + for (i = 0; i < v->hdmi_rdma_channels; ++i) { if (reg == LPAIF_HDMI_RDMACTL_REG(v, i)) return true; if (reg == LPAIF_HDMI_RDMABASE_REG(v, i)) @@ -645,7 +640,7 @@ static bool lpass_hdmi_regmap_readable(struct device *dev, unsigned int reg) if (reg == LPASS_HDMITX_APP_IRQSTAT_REG(v)) return true; - for (i = 0; i < v->rdma_channels; ++i) { + for (i = 0; i < v->hdmi_rdma_channels; ++i) { if (reg == LPAIF_HDMI_RDMACTL_REG(v, i)) return true; if (reg == LPAIF_HDMI_RDMABASE_REG(v, i)) @@ -672,7 +667,7 @@ static bool lpass_hdmi_regmap_volatile(struct device *dev, unsigned int reg) if (reg == LPASS_HDMI_TX_LEGACY_ADDR(v)) return true; - for (i = 0; i < v->rdma_channels; ++i) { + for (i = 0; i < v->hdmi_rdma_channels; ++i) { if (reg == LPAIF_HDMI_RDMACURR_REG(v, i)) return true; } @@ -742,13 +737,12 @@ static void of_lpass_cpu_parse_dai_data(struct device *dev, for_each_child_of_node(dev->of_node, node) { ret = of_property_read_u32(node, "reg", &id); - if (ret || id < 0 || id >= data->variant->num_dai) { + if (ret || id < 0) { dev_err(dev, "valid dai id not found: %d\n", ret); continue; } if (id == LPASS_DP_RX) { data->hdmi_port_enable = 1; - dev_err(dev, "HDMI Port is enabled: %d\n", id); } else { data->mi2s_playback_sd_mode[id] = of_lpass_cpu_parse_sd_lines(dev, node, @@ -822,7 +816,7 @@ int asoc_qcom_lpass_cpu_platform_probe(struct platform_device *pdev) } lpass_hdmi_regmap_config.max_register = LPAIF_HDMI_RDMAPER_REG(variant, - variant->hdmi_rdma_channels); + variant->hdmi_rdma_channels - 1); drvdata->hdmiif_map = devm_regmap_init_mmio(dev, drvdata->hdmiif, &lpass_hdmi_regmap_config); if (IS_ERR(drvdata->hdmiif_map)) { @@ -866,7 +860,6 @@ int asoc_qcom_lpass_cpu_platform_probe(struct platform_device *pdev) PTR_ERR(drvdata->mi2s_bit_clk[dai_id])); return PTR_ERR(drvdata->mi2s_bit_clk[dai_id]); } - drvdata->bit_clk_state[dai_id] = LPAIF_BIT_CLK_DISABLE; } /* Allocation for i2sctl regmap fields */ diff --git a/sound/soc/qcom/lpass-lpaif-reg.h b/sound/soc/qcom/lpass-lpaif-reg.h index baf72f124ea9..2eb03ad9b7c7 100644 --- a/sound/soc/qcom/lpass-lpaif-reg.h +++ b/sound/soc/qcom/lpass-lpaif-reg.h @@ -60,9 +60,6 @@ #define LPAIF_I2SCTL_BITWIDTH_24 1 #define LPAIF_I2SCTL_BITWIDTH_32 2 -#define LPAIF_BIT_CLK_DISABLE 0 -#define LPAIF_BIT_CLK_ENABLE 1 - #define LPAIF_I2SCTL_RESET_STATE 0x003C0004 #define LPAIF_DMACTL_RESET_STATE 0x00200000 diff --git a/sound/soc/qcom/lpass.h b/sound/soc/qcom/lpass.h index 868c1c8dbd45..1d926dd5f590 100644 --- a/sound/soc/qcom/lpass.h +++ b/sound/soc/qcom/lpass.h @@ -68,7 +68,6 @@ struct lpass_data { unsigned int mi2s_playback_sd_mode[LPASS_MAX_MI2S_PORTS]; unsigned int mi2s_capture_sd_mode[LPASS_MAX_MI2S_PORTS]; int hdmi_port_enable; - int bit_clk_state[LPASS_MAX_MI2S_PORTS]; /* low-power audio interface (LPAIF) registers */ void __iomem *lpaif; diff --git a/sound/soc/qcom/qdsp6/q6asm-dai.c b/sound/soc/qcom/qdsp6/q6asm-dai.c index c9ac9c1d26c4..9766725c2916 100644 --- a/sound/soc/qcom/qdsp6/q6asm-dai.c +++ b/sound/soc/qcom/qdsp6/q6asm-dai.c @@ -1233,6 +1233,25 @@ static void q6asm_dai_pcm_free(struct snd_soc_component *component, } } +static const struct snd_soc_dapm_widget q6asm_dapm_widgets[] = { + SND_SOC_DAPM_AIF_IN("MM_DL1", "MultiMedia1 Playback", 0, SND_SOC_NOPM, 0, 0), + SND_SOC_DAPM_AIF_IN("MM_DL2", "MultiMedia2 Playback", 0, SND_SOC_NOPM, 0, 0), + SND_SOC_DAPM_AIF_IN("MM_DL3", "MultiMedia3 Playback", 0, SND_SOC_NOPM, 0, 0), + SND_SOC_DAPM_AIF_IN("MM_DL4", "MultiMedia4 Playback", 0, SND_SOC_NOPM, 0, 0), + SND_SOC_DAPM_AIF_IN("MM_DL5", "MultiMedia5 Playback", 0, SND_SOC_NOPM, 0, 0), + SND_SOC_DAPM_AIF_IN("MM_DL6", "MultiMedia6 Playback", 0, SND_SOC_NOPM, 0, 0), + SND_SOC_DAPM_AIF_IN("MM_DL7", "MultiMedia7 Playback", 0, SND_SOC_NOPM, 0, 0), + SND_SOC_DAPM_AIF_IN("MM_DL8", "MultiMedia8 Playback", 0, SND_SOC_NOPM, 0, 0), + SND_SOC_DAPM_AIF_OUT("MM_UL1", "MultiMedia1 Capture", 0, SND_SOC_NOPM, 0, 0), + SND_SOC_DAPM_AIF_OUT("MM_UL2", "MultiMedia2 Capture", 0, SND_SOC_NOPM, 0, 0), + SND_SOC_DAPM_AIF_OUT("MM_UL3", "MultiMedia3 Capture", 0, SND_SOC_NOPM, 0, 0), + SND_SOC_DAPM_AIF_OUT("MM_UL4", "MultiMedia4 Capture", 0, SND_SOC_NOPM, 0, 0), + SND_SOC_DAPM_AIF_OUT("MM_UL5", "MultiMedia5 Capture", 0, SND_SOC_NOPM, 0, 0), + SND_SOC_DAPM_AIF_OUT("MM_UL6", "MultiMedia6 Capture", 0, SND_SOC_NOPM, 0, 0), + SND_SOC_DAPM_AIF_OUT("MM_UL7", "MultiMedia7 Capture", 0, SND_SOC_NOPM, 0, 0), + SND_SOC_DAPM_AIF_OUT("MM_UL8", "MultiMedia8 Capture", 0, SND_SOC_NOPM, 0, 0), +}; + static const struct snd_soc_component_driver q6asm_fe_dai_component = { .name = DRV_NAME, .open = q6asm_dai_open, @@ -1245,6 +1264,8 @@ static const struct snd_soc_component_driver q6asm_fe_dai_component = { .pcm_construct = q6asm_dai_pcm_new, .pcm_destruct = q6asm_dai_pcm_free, .compress_ops = &q6asm_dai_compress_ops, + .dapm_widgets = q6asm_dapm_widgets, + .num_dapm_widgets = ARRAY_SIZE(q6asm_dapm_widgets), }; static struct snd_soc_dai_driver q6asm_fe_dais_template[] = { diff --git a/sound/soc/qcom/qdsp6/q6routing.c b/sound/soc/qcom/qdsp6/q6routing.c index 53185e26fea1..0a6b9433f6ac 100644 --- a/sound/soc/qcom/qdsp6/q6routing.c +++ b/sound/soc/qcom/qdsp6/q6routing.c @@ -713,24 +713,6 @@ static const struct snd_kcontrol_new mmul8_mixer_controls[] = { Q6ROUTING_TX_MIXERS(MSM_FRONTEND_DAI_MULTIMEDIA8) }; static const struct snd_soc_dapm_widget msm_qdsp6_widgets[] = { - /* Frontend AIF */ - SND_SOC_DAPM_AIF_IN("MM_DL1", "MultiMedia1 Playback", 0, 0, 0, 0), - SND_SOC_DAPM_AIF_IN("MM_DL2", "MultiMedia2 Playback", 0, 0, 0, 0), - SND_SOC_DAPM_AIF_IN("MM_DL3", "MultiMedia3 Playback", 0, 0, 0, 0), - SND_SOC_DAPM_AIF_IN("MM_DL4", "MultiMedia4 Playback", 0, 0, 0, 0), - SND_SOC_DAPM_AIF_IN("MM_DL5", "MultiMedia5 Playback", 0, 0, 0, 0), - SND_SOC_DAPM_AIF_IN("MM_DL6", "MultiMedia6 Playback", 0, 0, 0, 0), - SND_SOC_DAPM_AIF_IN("MM_DL7", "MultiMedia7 Playback", 0, 0, 0, 0), - SND_SOC_DAPM_AIF_IN("MM_DL8", "MultiMedia8 Playback", 0, 0, 0, 0), - SND_SOC_DAPM_AIF_OUT("MM_UL1", "MultiMedia1 Capture", 0, 0, 0, 0), - SND_SOC_DAPM_AIF_OUT("MM_UL2", "MultiMedia2 Capture", 0, 0, 0, 0), - SND_SOC_DAPM_AIF_OUT("MM_UL3", "MultiMedia3 Capture", 0, 0, 0, 0), - SND_SOC_DAPM_AIF_OUT("MM_UL4", "MultiMedia4 Capture", 0, 0, 0, 0), - SND_SOC_DAPM_AIF_OUT("MM_UL5", "MultiMedia5 Capture", 0, 0, 0, 0), - SND_SOC_DAPM_AIF_OUT("MM_UL6", "MultiMedia6 Capture", 0, 0, 0, 0), - SND_SOC_DAPM_AIF_OUT("MM_UL7", "MultiMedia7 Capture", 0, 0, 0, 0), - SND_SOC_DAPM_AIF_OUT("MM_UL8", "MultiMedia8 Capture", 0, 0, 0, 0), - /* Mixer definitions */ SND_SOC_DAPM_MIXER("HDMI Mixer", SND_SOC_NOPM, 0, 0, hdmi_mixer_controls, diff --git a/sound/soc/qcom/sdm845.c b/sound/soc/qcom/sdm845.c index 6c2760e27ea6..153e9b2de0b5 100644 --- a/sound/soc/qcom/sdm845.c +++ b/sound/soc/qcom/sdm845.c @@ -27,18 +27,18 @@ #define SPK_TDM_RX_MASK 0x03 #define NUM_TDM_SLOTS 8 #define SLIM_MAX_TX_PORTS 16 -#define SLIM_MAX_RX_PORTS 16 +#define SLIM_MAX_RX_PORTS 13 #define WCD934X_DEFAULT_MCLK_RATE 9600000 struct sdm845_snd_data { struct snd_soc_jack jack; bool jack_setup; - bool stream_prepared[SLIM_MAX_RX_PORTS]; + bool stream_prepared[AFE_PORT_MAX]; struct snd_soc_card *card; uint32_t pri_mi2s_clk_count; uint32_t sec_mi2s_clk_count; uint32_t quat_tdm_clk_count; - struct sdw_stream_runtime *sruntime[SLIM_MAX_RX_PORTS]; + struct sdw_stream_runtime *sruntime[AFE_PORT_MAX]; }; static unsigned int tdm_slot_offset[8] = {0, 4, 8, 12, 16, 20, 24, 28}; diff --git a/sound/soc/sh/siu.h b/sound/soc/sh/siu.h index 6201840f1bc0..a675c36fc9d9 100644 --- a/sound/soc/sh/siu.h +++ b/sound/soc/sh/siu.h @@ -169,7 +169,7 @@ static inline u32 siu_read32(u32 __iomem *addr) #define SIU_BRGBSEL (0x108 / sizeof(u32)) #define SIU_BRRB (0x10c / sizeof(u32)) -extern struct snd_soc_component_driver siu_component; +extern const struct snd_soc_component_driver siu_component; extern struct siu_info *siu_i2s_data; int siu_init_port(int port, struct siu_port **port_info, struct snd_card *card); diff --git a/sound/soc/sh/siu_pcm.c b/sound/soc/sh/siu_pcm.c index 45c4320976ab..4785886df4f0 100644 --- a/sound/soc/sh/siu_pcm.c +++ b/sound/soc/sh/siu_pcm.c @@ -543,7 +543,7 @@ static void siu_pcm_free(struct snd_soc_component *component, dev_dbg(pcm->card->dev, "%s\n", __func__); } -struct const snd_soc_component_driver siu_component = { +const struct snd_soc_component_driver siu_component = { .name = DRV_NAME, .open = siu_pcm_open, .close = siu_pcm_close, diff --git a/sound/soc/sof/debug.c b/sound/soc/sof/debug.c index 9419a99bab53..3ef51b221023 100644 --- a/sound/soc/sof/debug.c +++ b/sound/soc/sof/debug.c @@ -350,7 +350,7 @@ static ssize_t sof_dfsentry_write(struct file *file, const char __user *buffer, char *string; int ret; - string = kzalloc(count, GFP_KERNEL); + string = kzalloc(count+1, GFP_KERNEL); if (!string) return -ENOMEM; diff --git a/sound/soc/sof/intel/Kconfig b/sound/soc/sof/intel/Kconfig index de7ff2d097ab..6708a2c5a838 100644 --- a/sound/soc/sof/intel/Kconfig +++ b/sound/soc/sof/intel/Kconfig @@ -84,7 +84,7 @@ config SND_SOC_SOF_BAYTRAIL config SND_SOC_SOF_BROADWELL_SUPPORT bool "SOF support for Broadwell" - depends on SND_SOC_INTEL_HASWELL=n + depends on SND_SOC_INTEL_CATPT=n help This adds support for Sound Open Firmware for Intel(R) platforms using the Broadwell processors. diff --git a/sound/soc/sof/intel/hda-dsp.c b/sound/soc/sof/intel/hda-dsp.c index 2dbc1273e56b..c731b9bd60b4 100644 --- a/sound/soc/sof/intel/hda-dsp.c +++ b/sound/soc/sof/intel/hda-dsp.c @@ -207,7 +207,7 @@ int hda_dsp_core_power_down(struct snd_sof_dev *sdev, unsigned int core_mask) ret = snd_sof_dsp_read_poll_timeout(sdev, HDA_DSP_BAR, HDA_DSP_REG_ADSPCS, adspcs, - !(adspcs & HDA_DSP_ADSPCS_SPA_MASK(core_mask)), + !(adspcs & HDA_DSP_ADSPCS_CPA_MASK(core_mask)), HDA_DSP_REG_POLL_INTERVAL_US, HDA_DSP_PD_TIMEOUT * USEC_PER_MSEC); if (ret < 0) @@ -801,11 +801,15 @@ int hda_dsp_runtime_idle(struct snd_sof_dev *sdev) int hda_dsp_runtime_suspend(struct snd_sof_dev *sdev) { + struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata; const struct sof_dsp_power_state target_state = { .state = SOF_DSP_PM_D3, }; int ret; + /* cancel any attempt for DSP D0I3 */ + cancel_delayed_work_sync(&hda->d0i3_work); + /* stop hda controller and power dsp off */ ret = hda_suspend(sdev, true); if (ret < 0) diff --git a/sound/soc/sof/intel/hda.c b/sound/soc/sof/intel/hda.c index bb4128a72a42..b0faf050132d 100644 --- a/sound/soc/sof/intel/hda.c +++ b/sound/soc/sof/intel/hda.c @@ -898,6 +898,7 @@ free_streams: /* dsp_unmap: not currently used */ iounmap(sdev->bar[HDA_DSP_BAR]); hdac_bus_unmap: + platform_device_unregister(hdev->dmic_dev); iounmap(bus->remap_addr); hda_codec_i915_exit(sdev); err: diff --git a/sound/soc/sof/sof-pci-dev.c b/sound/soc/sof/sof-pci-dev.c index 8f62e3487dc1..75657a25dbc0 100644 --- a/sound/soc/sof/sof-pci-dev.c +++ b/sound/soc/sof/sof-pci-dev.c @@ -65,6 +65,13 @@ static const struct dmi_system_id community_key_platforms[] = { DMI_MATCH(DMI_BOARD_NAME, "UP-APL01"), } }, + { + .ident = "Up Extreme", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "AAEON"), + DMI_MATCH(DMI_BOARD_NAME, "UP-WHL01"), + } + }, { .ident = "Google Chromebooks", .matches = { diff --git a/sound/usb/card.c b/sound/usb/card.c index 1912238eb18c..f9604879473e 100644 --- a/sound/usb/card.c +++ b/sound/usb/card.c @@ -1017,6 +1017,9 @@ static int usb_audio_probe(struct usb_interface *intf, snd_media_device_create(chip, intf); } + if (quirk) + chip->quirk_type = quirk->type; + usb_chip[chip->index] = chip; chip->intf[chip->num_interfaces] = intf; chip->num_interfaces++; @@ -1096,6 +1099,9 @@ static void usb_audio_disconnect(struct usb_interface *intf) } } + if (chip->quirk_type & QUIRK_SETUP_DISABLE_AUTOSUSPEND) + usb_enable_autosuspend(interface_to_usbdev(intf)); + chip->num_interfaces--; if (chip->num_interfaces <= 0) { usb_chip[chip->index] = NULL; diff --git a/sound/usb/card.h b/sound/usb/card.h index ce4f213d5cf5..e3a59455f71c 100644 --- a/sound/usb/card.h +++ b/sound/usb/card.h @@ -2,6 +2,8 @@ #ifndef __USBAUDIO_CARD_H #define __USBAUDIO_CARD_H +#include + #define MAX_NR_RATES 1024 #define MAX_PACKS 6 /* per URB */ #define MAX_PACKS_HS (MAX_PACKS * 8) /* in high speed mode */ @@ -112,6 +114,11 @@ struct snd_usb_endpoint { spinlock_t lock; struct list_head list; + + ANDROID_KABI_RESERVE(1); + ANDROID_KABI_RESERVE(2); + ANDROID_KABI_RESERVE(3); + ANDROID_KABI_RESERVE(4); }; struct media_ctl; diff --git a/sound/usb/endpoint.c b/sound/usb/endpoint.c index e2f9ce2f5b8b..8527267725bb 100644 --- a/sound/usb/endpoint.c +++ b/sound/usb/endpoint.c @@ -576,9 +576,6 @@ static int deactivate_urbs(struct snd_usb_endpoint *ep, bool force) { unsigned int i; - if (!force && atomic_read(&ep->chip->shutdown)) /* to be sure... */ - return -EBADFD; - clear_bit(EP_FLAG_RUNNING, &ep->flags); INIT_LIST_HEAD(&ep->ready_playback_urbs); diff --git a/sound/usb/mixer.c b/sound/usb/mixer.c index 81e987eaf063..375cfb9c9ab7 100644 --- a/sound/usb/mixer.c +++ b/sound/usb/mixer.c @@ -1301,6 +1301,17 @@ no_res_check: /* totally crap, return an error */ return -EINVAL; } + } else { + /* if the max volume is too low, it's likely a bogus range; + * here we use -96dB as the threshold + */ + if (cval->dBmax <= -9600) { + usb_audio_info(cval->head.mixer->chip, + "%d:%d: bogus dB values (%d/%d), disabling dB reporting\n", + cval->head.id, mixer_ctrl_intf(cval->head.mixer), + cval->dBmin, cval->dBmax); + cval->dBmin = cval->dBmax = 0; + } } return 0; diff --git a/sound/usb/mixer_maps.c b/sound/usb/mixer_maps.c index a7212f16660e..646deb6244b1 100644 --- a/sound/usb/mixer_maps.c +++ b/sound/usb/mixer_maps.c @@ -536,6 +536,16 @@ static const struct usbmix_ctl_map usbmix_ctl_maps[] = { .id = USB_ID(0x05a7, 0x1020), .map = bose_companion5_map, }, + { + /* Corsair Virtuoso SE (wired mode) */ + .id = USB_ID(0x1b1c, 0x0a3d), + .map = corsair_virtuoso_map, + }, + { + /* Corsair Virtuoso SE (wireless mode) */ + .id = USB_ID(0x1b1c, 0x0a3e), + .map = corsair_virtuoso_map, + }, { /* Corsair Virtuoso (wired mode) */ .id = USB_ID(0x1b1c, 0x0a41), diff --git a/sound/usb/mixer_quirks.c b/sound/usb/mixer_quirks.c index df036a359f2f..5171b3dc1eb9 100644 --- a/sound/usb/mixer_quirks.c +++ b/sound/usb/mixer_quirks.c @@ -2603,141 +2603,251 @@ static int snd_bbfpro_controls_create(struct usb_mixer_interface *mixer) } /* - * Pioneer DJ DJM-250MK2 and maybe other DJM models + * Pioneer DJ DJM Mixers * - * For playback, no duplicate mapping should be set. - * There are three mixer stereo channels (CH1, CH2, AUX) - * and three stereo sources (Playback 1-2, Playback 3-4, Playback 5-6). - * Each channel should be mapped just once to one source. - * If mapped multiple times, only one source will play on given channel - * (sources are not mixed together). + * These devices generally have options for soft-switching the playback and + * capture sources in addition to the recording level. Although different + * devices have different configurations, there seems to be canonical values + * for specific capture/playback types: See the definitions of these below. * - * For recording, duplicate mapping is OK. We will get the same signal multiple times. - * - * Channels 7-8 are in both directions fixed to FX SEND / FX RETURN. - * - * See also notes in the quirks-table.h file. + * The wValue is masked with the stereo channel number. e.g. Setting Ch2 to + * capture phono would be 0x0203. Capture, playback and capture level have + * different wIndexes. */ -struct snd_pioneer_djm_option { - const u16 wIndex; - const u16 wValue; - const char *name; -}; +// Capture types +#define SND_DJM_CAP_LINE 0x00 +#define SND_DJM_CAP_CDLINE 0x01 +#define SND_DJM_CAP_DIGITAL 0x02 +#define SND_DJM_CAP_PHONO 0x03 +#define SND_DJM_CAP_PFADER 0x06 +#define SND_DJM_CAP_XFADERA 0x07 +#define SND_DJM_CAP_XFADERB 0x08 +#define SND_DJM_CAP_MIC 0x09 +#define SND_DJM_CAP_AUX 0x0d +#define SND_DJM_CAP_RECOUT 0x0a +#define SND_DJM_CAP_NONE 0x0f +#define SND_DJM_CAP_CH1PFADER 0x11 +#define SND_DJM_CAP_CH2PFADER 0x12 +#define SND_DJM_CAP_CH3PFADER 0x13 +#define SND_DJM_CAP_CH4PFADER 0x14 -static const struct snd_pioneer_djm_option snd_pioneer_djm_options_capture_level[] = { - { .name = "-5 dB", .wValue = 0x0300, .wIndex = 0x8003 }, - { .name = "-10 dB", .wValue = 0x0200, .wIndex = 0x8003 }, - { .name = "-15 dB", .wValue = 0x0100, .wIndex = 0x8003 }, - { .name = "-19 dB", .wValue = 0x0000, .wIndex = 0x8003 } -}; +// Playback types +#define SND_DJM_PB_CH1 0x00 +#define SND_DJM_PB_CH2 0x01 +#define SND_DJM_PB_AUX 0x04 -static const struct snd_pioneer_djm_option snd_pioneer_djm_options_capture_ch12[] = { - { .name = "CH1 Control Tone PHONO", .wValue = 0x0103, .wIndex = 0x8002 }, - { .name = "CH1 Control Tone LINE", .wValue = 0x0100, .wIndex = 0x8002 }, - { .name = "Post CH1 Fader", .wValue = 0x0106, .wIndex = 0x8002 }, - { .name = "Cross Fader A", .wValue = 0x0107, .wIndex = 0x8002 }, - { .name = "Cross Fader B", .wValue = 0x0108, .wIndex = 0x8002 }, - { .name = "MIC", .wValue = 0x0109, .wIndex = 0x8002 }, - { .name = "AUX", .wValue = 0x010d, .wIndex = 0x8002 }, - { .name = "REC OUT", .wValue = 0x010a, .wIndex = 0x8002 } -}; +#define SND_DJM_WINDEX_CAP 0x8002 +#define SND_DJM_WINDEX_CAPLVL 0x8003 +#define SND_DJM_WINDEX_PB 0x8016 -static const struct snd_pioneer_djm_option snd_pioneer_djm_options_capture_ch34[] = { - { .name = "CH2 Control Tone PHONO", .wValue = 0x0203, .wIndex = 0x8002 }, - { .name = "CH2 Control Tone LINE", .wValue = 0x0200, .wIndex = 0x8002 }, - { .name = "Post CH2 Fader", .wValue = 0x0206, .wIndex = 0x8002 }, - { .name = "Cross Fader A", .wValue = 0x0207, .wIndex = 0x8002 }, - { .name = "Cross Fader B", .wValue = 0x0208, .wIndex = 0x8002 }, - { .name = "MIC", .wValue = 0x0209, .wIndex = 0x8002 }, - { .name = "AUX", .wValue = 0x020d, .wIndex = 0x8002 }, - { .name = "REC OUT", .wValue = 0x020a, .wIndex = 0x8002 } -}; +// kcontrol->private_value layout +#define SND_DJM_VALUE_MASK 0x0000ffff +#define SND_DJM_GROUP_MASK 0x00ff0000 +#define SND_DJM_DEVICE_MASK 0xff000000 +#define SND_DJM_GROUP_SHIFT 16 +#define SND_DJM_DEVICE_SHIFT 24 -static const struct snd_pioneer_djm_option snd_pioneer_djm_options_capture_ch56[] = { - { .name = "REC OUT", .wValue = 0x030a, .wIndex = 0x8002 }, - { .name = "Post CH1 Fader", .wValue = 0x0311, .wIndex = 0x8002 }, - { .name = "Post CH2 Fader", .wValue = 0x0312, .wIndex = 0x8002 }, - { .name = "Cross Fader A", .wValue = 0x0307, .wIndex = 0x8002 }, - { .name = "Cross Fader B", .wValue = 0x0308, .wIndex = 0x8002 }, - { .name = "MIC", .wValue = 0x0309, .wIndex = 0x8002 }, - { .name = "AUX", .wValue = 0x030d, .wIndex = 0x8002 } -}; +// device table index +#define SND_DJM_250MK2_IDX 0x0 +#define SND_DJM_750_IDX 0x1 +#define SND_DJM_900NXS2_IDX 0x2 -static const struct snd_pioneer_djm_option snd_pioneer_djm_options_playback_12[] = { - { .name = "CH1", .wValue = 0x0100, .wIndex = 0x8016 }, - { .name = "CH2", .wValue = 0x0101, .wIndex = 0x8016 }, - { .name = "AUX", .wValue = 0x0104, .wIndex = 0x8016 } -}; -static const struct snd_pioneer_djm_option snd_pioneer_djm_options_playback_34[] = { - { .name = "CH1", .wValue = 0x0200, .wIndex = 0x8016 }, - { .name = "CH2", .wValue = 0x0201, .wIndex = 0x8016 }, - { .name = "AUX", .wValue = 0x0204, .wIndex = 0x8016 } -}; - -static const struct snd_pioneer_djm_option snd_pioneer_djm_options_playback_56[] = { - { .name = "CH1", .wValue = 0x0300, .wIndex = 0x8016 }, - { .name = "CH2", .wValue = 0x0301, .wIndex = 0x8016 }, - { .name = "AUX", .wValue = 0x0304, .wIndex = 0x8016 } -}; - -struct snd_pioneer_djm_option_group { - const char *name; - const struct snd_pioneer_djm_option *options; - const size_t count; - const u16 default_value; -}; - -#define snd_pioneer_djm_option_group_item(_name, suffix, _default_value) { \ +#define SND_DJM_CTL(_name, suffix, _default_value, _windex) { \ .name = _name, \ - .options = snd_pioneer_djm_options_##suffix, \ - .count = ARRAY_SIZE(snd_pioneer_djm_options_##suffix), \ - .default_value = _default_value } + .options = snd_djm_opts_##suffix, \ + .noptions = ARRAY_SIZE(snd_djm_opts_##suffix), \ + .default_value = _default_value, \ + .wIndex = _windex } -static const struct snd_pioneer_djm_option_group snd_pioneer_djm_option_groups[] = { - snd_pioneer_djm_option_group_item("Master Capture Level Capture Switch", capture_level, 0), - snd_pioneer_djm_option_group_item("Capture 1-2 Capture Switch", capture_ch12, 2), - snd_pioneer_djm_option_group_item("Capture 3-4 Capture Switch", capture_ch34, 2), - snd_pioneer_djm_option_group_item("Capture 5-6 Capture Switch", capture_ch56, 0), - snd_pioneer_djm_option_group_item("Playback 1-2 Playback Switch", playback_12, 0), - snd_pioneer_djm_option_group_item("Playback 3-4 Playback Switch", playback_34, 1), - snd_pioneer_djm_option_group_item("Playback 5-6 Playback Switch", playback_56, 2) +#define SND_DJM_DEVICE(suffix) { \ + .controls = snd_djm_ctls_##suffix, \ + .ncontrols = ARRAY_SIZE(snd_djm_ctls_##suffix) } + + +struct snd_djm_device { + const char *name; + const struct snd_djm_ctl *controls; + size_t ncontrols; }; -// layout of the kcontrol->private_value: -#define SND_PIONEER_DJM_VALUE_MASK 0x0000ffff -#define SND_PIONEER_DJM_GROUP_MASK 0xffff0000 -#define SND_PIONEER_DJM_GROUP_SHIFT 16 - -static int snd_pioneer_djm_controls_info(struct snd_kcontrol *kctl, struct snd_ctl_elem_info *info) -{ - u16 group_index = kctl->private_value >> SND_PIONEER_DJM_GROUP_SHIFT; - size_t count; +struct snd_djm_ctl { const char *name; - const struct snd_pioneer_djm_option_group *group; + const u16 *options; + size_t noptions; + u16 default_value; + u16 wIndex; +}; - if (group_index >= ARRAY_SIZE(snd_pioneer_djm_option_groups)) +static const char *snd_djm_get_label_caplevel(u16 wvalue) +{ + switch (wvalue) { + case 0x0000: return "-19dB"; + case 0x0100: return "-15dB"; + case 0x0200: return "-10dB"; + case 0x0300: return "-5dB"; + default: return NULL; + } +}; + +static const char *snd_djm_get_label_cap(u16 wvalue) +{ + switch (wvalue & 0x00ff) { + case SND_DJM_CAP_LINE: return "Control Tone LINE"; + case SND_DJM_CAP_CDLINE: return "Control Tone CD/LINE"; + case SND_DJM_CAP_DIGITAL: return "Control Tone DIGITAL"; + case SND_DJM_CAP_PHONO: return "Control Tone PHONO"; + case SND_DJM_CAP_PFADER: return "Post Fader"; + case SND_DJM_CAP_XFADERA: return "Cross Fader A"; + case SND_DJM_CAP_XFADERB: return "Cross Fader B"; + case SND_DJM_CAP_MIC: return "Mic"; + case SND_DJM_CAP_RECOUT: return "Rec Out"; + case SND_DJM_CAP_AUX: return "Aux"; + case SND_DJM_CAP_NONE: return "None"; + case SND_DJM_CAP_CH1PFADER: return "Post Fader Ch1"; + case SND_DJM_CAP_CH2PFADER: return "Post Fader Ch2"; + case SND_DJM_CAP_CH3PFADER: return "Post Fader Ch3"; + case SND_DJM_CAP_CH4PFADER: return "Post Fader Ch4"; + default: return NULL; + } +}; + +static const char *snd_djm_get_label_pb(u16 wvalue) +{ + switch (wvalue & 0x00ff) { + case SND_DJM_PB_CH1: return "Ch1"; + case SND_DJM_PB_CH2: return "Ch2"; + case SND_DJM_PB_AUX: return "Aux"; + default: return NULL; + } +}; + +static const char *snd_djm_get_label(u16 wvalue, u16 windex) +{ + switch (windex) { + case SND_DJM_WINDEX_CAPLVL: return snd_djm_get_label_caplevel(wvalue); + case SND_DJM_WINDEX_CAP: return snd_djm_get_label_cap(wvalue); + case SND_DJM_WINDEX_PB: return snd_djm_get_label_pb(wvalue); + default: return NULL; + } +}; + + +// DJM-250MK2 +static const u16 snd_djm_opts_cap_level[] = { + 0x0000, 0x0100, 0x0200, 0x0300 }; + +static const u16 snd_djm_opts_250mk2_cap1[] = { + 0x0103, 0x0100, 0x0106, 0x0107, 0x0108, 0x0109, 0x010d, 0x010a }; + +static const u16 snd_djm_opts_250mk2_cap2[] = { + 0x0203, 0x0200, 0x0206, 0x0207, 0x0208, 0x0209, 0x020d, 0x020a }; + +static const u16 snd_djm_opts_250mk2_cap3[] = { + 0x030a, 0x0311, 0x0312, 0x0307, 0x0308, 0x0309, 0x030d }; + +static const u16 snd_djm_opts_250mk2_pb1[] = { 0x0100, 0x0101, 0x0104 }; +static const u16 snd_djm_opts_250mk2_pb2[] = { 0x0200, 0x0201, 0x0204 }; +static const u16 snd_djm_opts_250mk2_pb3[] = { 0x0300, 0x0301, 0x0304 }; + +static const struct snd_djm_ctl snd_djm_ctls_250mk2[] = { + SND_DJM_CTL("Capture Level", cap_level, 0, SND_DJM_WINDEX_CAPLVL), + SND_DJM_CTL("Ch1 Input", 250mk2_cap1, 2, SND_DJM_WINDEX_CAP), + SND_DJM_CTL("Ch2 Input", 250mk2_cap2, 2, SND_DJM_WINDEX_CAP), + SND_DJM_CTL("Ch3 Input", 250mk2_cap3, 0, SND_DJM_WINDEX_CAP), + SND_DJM_CTL("Ch1 Output", 250mk2_pb1, 0, SND_DJM_WINDEX_PB), + SND_DJM_CTL("Ch2 Output", 250mk2_pb2, 1, SND_DJM_WINDEX_PB), + SND_DJM_CTL("Ch3 Output", 250mk2_pb3, 2, SND_DJM_WINDEX_PB) +}; + + +// DJM-750 +static const u16 snd_djm_opts_750_cap1[] = { + 0x0101, 0x0103, 0x0106, 0x0107, 0x0108, 0x0109, 0x010a, 0x010f }; +static const u16 snd_djm_opts_750_cap2[] = { + 0x0200, 0x0201, 0x0206, 0x0207, 0x0208, 0x0209, 0x020a, 0x020f }; +static const u16 snd_djm_opts_750_cap3[] = { + 0x0300, 0x0301, 0x0306, 0x0307, 0x0308, 0x0309, 0x030a, 0x030f }; +static const u16 snd_djm_opts_750_cap4[] = { + 0x0401, 0x0403, 0x0406, 0x0407, 0x0408, 0x0409, 0x040a, 0x040f }; + +static const struct snd_djm_ctl snd_djm_ctls_750[] = { + SND_DJM_CTL("Capture Level", cap_level, 0, SND_DJM_WINDEX_CAPLVL), + SND_DJM_CTL("Ch1 Input", 750_cap1, 2, SND_DJM_WINDEX_CAP), + SND_DJM_CTL("Ch2 Input", 750_cap2, 2, SND_DJM_WINDEX_CAP), + SND_DJM_CTL("Ch3 Input", 750_cap3, 0, SND_DJM_WINDEX_CAP), + SND_DJM_CTL("Ch4 Input", 750_cap4, 0, SND_DJM_WINDEX_CAP) +}; + + +// DJM-900NXS2 +static const u16 snd_djm_opts_900nxs2_cap1[] = { + 0x0100, 0x0102, 0x0103, 0x0106, 0x0107, 0x0108, 0x0109, 0x010a }; +static const u16 snd_djm_opts_900nxs2_cap2[] = { + 0x0200, 0x0202, 0x0203, 0x0206, 0x0207, 0x0208, 0x0209, 0x020a }; +static const u16 snd_djm_opts_900nxs2_cap3[] = { + 0x0300, 0x0302, 0x0303, 0x0306, 0x0307, 0x0308, 0x0309, 0x030a }; +static const u16 snd_djm_opts_900nxs2_cap4[] = { + 0x0400, 0x0402, 0x0403, 0x0406, 0x0407, 0x0408, 0x0409, 0x040a }; +static const u16 snd_djm_opts_900nxs2_cap5[] = { + 0x0507, 0x0508, 0x0509, 0x050a, 0x0511, 0x0512, 0x0513, 0x0514 }; + +static const struct snd_djm_ctl snd_djm_ctls_900nxs2[] = { + SND_DJM_CTL("Capture Level", cap_level, 0, SND_DJM_WINDEX_CAPLVL), + SND_DJM_CTL("Ch1 Input", 900nxs2_cap1, 2, SND_DJM_WINDEX_CAP), + SND_DJM_CTL("Ch2 Input", 900nxs2_cap2, 2, SND_DJM_WINDEX_CAP), + SND_DJM_CTL("Ch3 Input", 900nxs2_cap3, 2, SND_DJM_WINDEX_CAP), + SND_DJM_CTL("Ch4 Input", 900nxs2_cap4, 2, SND_DJM_WINDEX_CAP), + SND_DJM_CTL("Ch5 Input", 900nxs2_cap5, 3, SND_DJM_WINDEX_CAP) +}; + + +static const struct snd_djm_device snd_djm_devices[] = { + SND_DJM_DEVICE(250mk2), + SND_DJM_DEVICE(750), + SND_DJM_DEVICE(900nxs2) +}; + + +static int snd_djm_controls_info(struct snd_kcontrol *kctl, + struct snd_ctl_elem_info *info) +{ + unsigned long private_value = kctl->private_value; + u8 device_idx = (private_value & SND_DJM_DEVICE_MASK) >> SND_DJM_DEVICE_SHIFT; + u8 ctl_idx = (private_value & SND_DJM_GROUP_MASK) >> SND_DJM_GROUP_SHIFT; + const struct snd_djm_device *device = &snd_djm_devices[device_idx]; + const char *name; + const struct snd_djm_ctl *ctl; + size_t noptions; + + if (ctl_idx >= device->ncontrols) + return -EINVAL; + + ctl = &device->controls[ctl_idx]; + noptions = ctl->noptions; + if (info->value.enumerated.item >= noptions) + info->value.enumerated.item = noptions - 1; + + name = snd_djm_get_label(ctl->options[info->value.enumerated.item], + ctl->wIndex); + if (!name) return -EINVAL; - group = &snd_pioneer_djm_option_groups[group_index]; - count = group->count; - if (info->value.enumerated.item >= count) - info->value.enumerated.item = count - 1; - name = group->options[info->value.enumerated.item].name; strlcpy(info->value.enumerated.name, name, sizeof(info->value.enumerated.name)); info->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED; info->count = 1; - info->value.enumerated.items = count; + info->value.enumerated.items = noptions; return 0; } -static int snd_pioneer_djm_controls_update(struct usb_mixer_interface *mixer, u16 group, u16 value) +static int snd_djm_controls_update(struct usb_mixer_interface *mixer, + u8 device_idx, u8 group, u16 value) { int err; + const struct snd_djm_device *device = &snd_djm_devices[device_idx]; - if (group >= ARRAY_SIZE(snd_pioneer_djm_option_groups) - || value >= snd_pioneer_djm_option_groups[group].count) + if ((group >= device->ncontrols) || value >= device->controls[group].noptions) return -EINVAL; err = snd_usb_lock_shutdown(mixer->chip); @@ -2748,63 +2858,76 @@ static int snd_pioneer_djm_controls_update(struct usb_mixer_interface *mixer, u1 mixer->chip->dev, usb_sndctrlpipe(mixer->chip->dev, 0), USB_REQ_SET_FEATURE, USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE, - snd_pioneer_djm_option_groups[group].options[value].wValue, - snd_pioneer_djm_option_groups[group].options[value].wIndex, + device->controls[group].options[value], + device->controls[group].wIndex, NULL, 0); snd_usb_unlock_shutdown(mixer->chip); return err; } -static int snd_pioneer_djm_controls_get(struct snd_kcontrol *kctl, struct snd_ctl_elem_value *elem) +static int snd_djm_controls_get(struct snd_kcontrol *kctl, + struct snd_ctl_elem_value *elem) { - elem->value.enumerated.item[0] = kctl->private_value & SND_PIONEER_DJM_VALUE_MASK; + elem->value.enumerated.item[0] = kctl->private_value & SND_DJM_VALUE_MASK; return 0; } -static int snd_pioneer_djm_controls_put(struct snd_kcontrol *kctl, struct snd_ctl_elem_value *elem) +static int snd_djm_controls_put(struct snd_kcontrol *kctl, struct snd_ctl_elem_value *elem) { struct usb_mixer_elem_list *list = snd_kcontrol_chip(kctl); struct usb_mixer_interface *mixer = list->mixer; unsigned long private_value = kctl->private_value; - u16 group = (private_value & SND_PIONEER_DJM_GROUP_MASK) >> SND_PIONEER_DJM_GROUP_SHIFT; + + u8 device = (private_value & SND_DJM_DEVICE_MASK) >> SND_DJM_DEVICE_SHIFT; + u8 group = (private_value & SND_DJM_GROUP_MASK) >> SND_DJM_GROUP_SHIFT; u16 value = elem->value.enumerated.item[0]; - kctl->private_value = (group << SND_PIONEER_DJM_GROUP_SHIFT) | value; + kctl->private_value = (((unsigned long)device << SND_DJM_DEVICE_SHIFT) | + (group << SND_DJM_GROUP_SHIFT) | + value); - return snd_pioneer_djm_controls_update(mixer, group, value); + return snd_djm_controls_update(mixer, device, group, value); } -static int snd_pioneer_djm_controls_resume(struct usb_mixer_elem_list *list) +static int snd_djm_controls_resume(struct usb_mixer_elem_list *list) { unsigned long private_value = list->kctl->private_value; - u16 group = (private_value & SND_PIONEER_DJM_GROUP_MASK) >> SND_PIONEER_DJM_GROUP_SHIFT; - u16 value = (private_value & SND_PIONEER_DJM_VALUE_MASK); + u8 device = (private_value & SND_DJM_DEVICE_MASK) >> SND_DJM_DEVICE_SHIFT; + u8 group = (private_value & SND_DJM_GROUP_MASK) >> SND_DJM_GROUP_SHIFT; + u16 value = (private_value & SND_DJM_VALUE_MASK); - return snd_pioneer_djm_controls_update(list->mixer, group, value); + return snd_djm_controls_update(list->mixer, device, group, value); } -static int snd_pioneer_djm_controls_create(struct usb_mixer_interface *mixer) +static int snd_djm_controls_create(struct usb_mixer_interface *mixer, + const u8 device_idx) { int err, i; - const struct snd_pioneer_djm_option_group *group; + u16 value; + + const struct snd_djm_device *device = &snd_djm_devices[device_idx]; + struct snd_kcontrol_new knew = { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .access = SNDRV_CTL_ELEM_ACCESS_READWRITE, .index = 0, - .info = snd_pioneer_djm_controls_info, - .get = snd_pioneer_djm_controls_get, - .put = snd_pioneer_djm_controls_put + .info = snd_djm_controls_info, + .get = snd_djm_controls_get, + .put = snd_djm_controls_put }; - for (i = 0; i < ARRAY_SIZE(snd_pioneer_djm_option_groups); i++) { - group = &snd_pioneer_djm_option_groups[i]; - knew.name = group->name; - knew.private_value = (i << SND_PIONEER_DJM_GROUP_SHIFT) | group->default_value; - err = snd_pioneer_djm_controls_update(mixer, i, group->default_value); + for (i = 0; i < device->ncontrols; i++) { + value = device->controls[i].default_value; + knew.name = device->controls[i].name; + knew.private_value = ( + ((unsigned long)device_idx << SND_DJM_DEVICE_SHIFT) | + (i << SND_DJM_GROUP_SHIFT) | + value); + err = snd_djm_controls_update(mixer, device_idx, i, value); if (err) return err; - err = add_single_ctl_with_resume(mixer, 0, snd_pioneer_djm_controls_resume, + err = add_single_ctl_with_resume(mixer, 0, snd_djm_controls_resume, &knew, NULL); if (err) return err; @@ -2917,7 +3040,13 @@ int snd_usb_mixer_apply_create_quirk(struct usb_mixer_interface *mixer) err = snd_bbfpro_controls_create(mixer); break; case USB_ID(0x2b73, 0x0017): /* Pioneer DJ DJM-250MK2 */ - err = snd_pioneer_djm_controls_create(mixer); + err = snd_djm_controls_create(mixer, SND_DJM_250MK2_IDX); + break; + case USB_ID(0x08e4, 0x017f): /* Pioneer DJ DJM-750 */ + err = snd_djm_controls_create(mixer, SND_DJM_750_IDX); + break; + case USB_ID(0x2b73, 0x000a): /* Pioneer DJ DJM-900NXS2 */ + err = snd_djm_controls_create(mixer, SND_DJM_900NXS2_IDX); break; } diff --git a/sound/usb/pcm.c b/sound/usb/pcm.c index 947b2c23dc68..0b90a4d04d7d 100644 --- a/sound/usb/pcm.c +++ b/sound/usb/pcm.c @@ -345,10 +345,7 @@ static int snd_usb_pcm_sync_stop(struct snd_pcm_substream *substream) { struct snd_usb_substream *subs = substream->runtime->private_data; - if (!snd_usb_lock_shutdown(subs->stream->chip)) { - sync_pending_stops(subs); - snd_usb_unlock_shutdown(subs->stream->chip); - } + sync_pending_stops(subs); return 0; } @@ -2036,7 +2033,7 @@ void snd_usb_preallocate_buffer(struct snd_usb_substream *subs) { struct snd_pcm *pcm = subs->stream->pcm; struct snd_pcm_substream *s = pcm->streams[subs->direction].substream; - struct device *dev = subs->dev->bus->controller; + struct device *dev = subs->dev->bus->sysdev; if (snd_usb_use_vmalloc) snd_pcm_set_managed_buffer(s, SNDRV_DMA_TYPE_VMALLOC, diff --git a/sound/usb/quirks.c b/sound/usb/quirks.c index f82c2ab809c1..10b3a8006bdb 100644 --- a/sound/usb/quirks.c +++ b/sound/usb/quirks.c @@ -523,7 +523,7 @@ static int setup_disable_autosuspend(struct snd_usb_audio *chip, struct usb_driver *driver, const struct snd_usb_audio_quirk *quirk) { - driver->supports_autosuspend = 0; + usb_disable_autosuspend(interface_to_usbdev(iface)); return 1; /* Continue with creating streams and mixer */ } @@ -1520,6 +1520,7 @@ bool snd_usb_get_sample_rate_quirk(struct snd_usb_audio *chip) case USB_ID(0x1901, 0x0191): /* GE B850V3 CP2114 audio interface */ case USB_ID(0x21b4, 0x0081): /* AudioQuest DragonFly */ case USB_ID(0x2912, 0x30c8): /* Audioengine D1 */ + case USB_ID(0x413c, 0xa506): /* Dell AE515 sound bar */ return true; } @@ -1672,6 +1673,14 @@ void snd_usb_ctl_msg_quirk(struct usb_device *dev, unsigned int pipe, && (requesttype & USB_TYPE_MASK) == USB_TYPE_CLASS) msleep(20); + /* + * Plantronics headsets (C320, C320-M, etc) need a delay to avoid + * random microhpone failures. + */ + if (USB_ID_VENDOR(chip->usb_id) == 0x047f && + (requesttype & USB_TYPE_MASK) == USB_TYPE_CLASS) + msleep(20); + /* Zoom R16/24, many Logitech(at least H650e/H570e/BCC950), * Jabra 550a, Kingston HyperX needs a tiny delay here, * otherwise requests like get/set frequency return diff --git a/sound/usb/usbaudio.h b/sound/usb/usbaudio.h index 9b3946a0f3a8..cd42968d069f 100644 --- a/sound/usb/usbaudio.h +++ b/sound/usb/usbaudio.h @@ -27,6 +27,7 @@ struct snd_usb_audio { struct snd_card *card; struct usb_interface *intf[MAX_CARD_INTERFACES]; u32 usb_id; + uint16_t quirk_type; struct mutex mutex; unsigned int system_suspend; atomic_t active; diff --git a/tools/bpf/resolve_btfids/main.c b/tools/bpf/resolve_btfids/main.c index dfa540d8a02d..d636643ddd35 100644 --- a/tools/bpf/resolve_btfids/main.c +++ b/tools/bpf/resolve_btfids/main.c @@ -258,6 +258,11 @@ static struct btf_id *add_symbol(struct rb_root *root, char *name, size_t size) return btf_id__add(root, id, false); } +/* Older libelf.h and glibc elf.h might not yet define the ELF compression types. */ +#ifndef SHF_COMPRESSED +#define SHF_COMPRESSED (1 << 11) /* Section with compressed data. */ +#endif + /* * The data of compressed section should be aligned to 4 * (for 32bit) or 8 (for 64 bit) bytes. The binutils ld diff --git a/tools/include/linux/poison.h b/tools/include/linux/poison.h index d29725769107..2e6338ac5eed 100644 --- a/tools/include/linux/poison.h +++ b/tools/include/linux/poison.h @@ -35,12 +35,8 @@ */ #define TIMER_ENTRY_STATIC ((void *) 0x300 + POISON_POINTER_DELTA) -/********** mm/debug-pagealloc.c **********/ -#ifdef CONFIG_PAGE_POISONING_ZERO -#define PAGE_POISON 0x00 -#else +/********** mm/page_poison.c **********/ #define PAGE_POISON 0xaa -#endif /********** mm/page_alloc.c ************/ diff --git a/tools/lib/bpf/libbpf.c b/tools/lib/bpf/libbpf.c index ad165e6e74bc..b954db52bb80 100644 --- a/tools/lib/bpf/libbpf.c +++ b/tools/lib/bpf/libbpf.c @@ -865,24 +865,24 @@ static int bpf_map__init_kern_struct_ops(struct bpf_map *map, if (btf_is_ptr(mtype)) { struct bpf_program *prog; - mtype = skip_mods_and_typedefs(btf, mtype->type, &mtype_id); + prog = st_ops->progs[i]; + if (!prog) + continue; + kern_mtype = skip_mods_and_typedefs(kern_btf, kern_mtype->type, &kern_mtype_id); - if (!btf_is_func_proto(mtype) || - !btf_is_func_proto(kern_mtype)) { - pr_warn("struct_ops init_kern %s: non func ptr %s is not supported\n", + + /* mtype->type must be a func_proto which was + * guaranteed in bpf_object__collect_st_ops_relos(), + * so only check kern_mtype for func_proto here. + */ + if (!btf_is_func_proto(kern_mtype)) { + pr_warn("struct_ops init_kern %s: kernel member %s is not a func ptr\n", map->name, mname); return -ENOTSUP; } - prog = st_ops->progs[i]; - if (!prog) { - pr_debug("struct_ops init_kern %s: func ptr %s is not set\n", - map->name, mname); - continue; - } - prog->attach_btf_id = kern_type_id; prog->expected_attach_type = kern_member_idx; diff --git a/tools/lib/bpf/xsk.c b/tools/lib/bpf/xsk.c index 9bc537d0b92d..f6e8831673f9 100644 --- a/tools/lib/bpf/xsk.c +++ b/tools/lib/bpf/xsk.c @@ -535,15 +535,16 @@ static int xsk_lookup_bpf_maps(struct xsk_socket *xsk) if (fd < 0) continue; + memset(&map_info, 0, map_len); err = bpf_obj_get_info_by_fd(fd, &map_info, &map_len); if (err) { close(fd); continue; } - if (!strcmp(map_info.name, "xsks_map")) { + if (!strncmp(map_info.name, "xsks_map", sizeof(map_info.name))) { ctx->xsks_map_fd = fd; - continue; + break; } close(fd); diff --git a/tools/objtool/arch/x86/special.c b/tools/objtool/arch/x86/special.c index fd4af88c0ea5..151b13d0a267 100644 --- a/tools/objtool/arch/x86/special.c +++ b/tools/objtool/arch/x86/special.c @@ -48,7 +48,7 @@ bool arch_support_alt_relocation(struct special_alt *special_alt, * replacement group. */ return insn->offset == special_alt->new_off && - (insn->type == INSN_CALL || is_static_jump(insn)); + (insn->type == INSN_CALL || is_jump(insn)); } /* diff --git a/tools/objtool/check.c b/tools/objtool/check.c index 94ddc722ad75..bd66c7931cd9 100644 --- a/tools/objtool/check.c +++ b/tools/objtool/check.c @@ -892,7 +892,8 @@ static int add_jump_destinations(struct objtool_file *file) dest_sec = reloc->sym->sec; dest_off = reloc->sym->sym.st_value + arch_dest_reloc_offset(reloc->addend); - } else if (strstr(reloc->sym->name, "_indirect_thunk_")) { + } else if (!strncmp(reloc->sym->name, "__x86_indirect_thunk_", 21) || + !strncmp(reloc->sym->name, "__x86_retpoline_", 16)) { /* * Retpoline jumps are really dynamic jumps in * disguise, so convert them accordingly. @@ -959,8 +960,8 @@ static int add_jump_destinations(struct objtool_file *file) * case where the parent function's only reference to a * subfunction is through a jump table. */ - if (!strstr(insn->func->name, ".cold.") && - strstr(insn->jump_dest->func->name, ".cold.")) { + if (!strstr(insn->func->name, ".cold") && + strstr(insn->jump_dest->func->name, ".cold")) { insn->func->cfunc = insn->jump_dest->func; insn->jump_dest->func->pfunc = insn->func; @@ -2723,15 +2724,19 @@ static int validate_branch(struct objtool_file *file, struct symbol *func, break; case INSN_STD: - if (state.df) + if (state.df) { WARN_FUNC("recursive STD", sec, insn->offset); + return 1; + } state.df = true; break; case INSN_CLD: - if (!state.df && func) + if (!state.df && func) { WARN_FUNC("redundant CLD", sec, insn->offset); + return 1; + } state.df = false; break; diff --git a/tools/objtool/check.h b/tools/objtool/check.h index 070baec2050a..3a9a3daf6e3d 100644 --- a/tools/objtool/check.h +++ b/tools/objtool/check.h @@ -55,6 +55,17 @@ static inline bool is_static_jump(struct instruction *insn) insn->type == INSN_JUMP_UNCONDITIONAL; } +static inline bool is_dynamic_jump(struct instruction *insn) +{ + return insn->type == INSN_JUMP_DYNAMIC || + insn->type == INSN_JUMP_DYNAMIC_CONDITIONAL; +} + +static inline bool is_jump(struct instruction *insn) +{ + return is_static_jump(insn) || is_dynamic_jump(insn); +} + struct instruction *find_insn(struct objtool_file *file, struct section *sec, unsigned long offset); diff --git a/tools/perf/Makefile.perf b/tools/perf/Makefile.perf index 62f3deb1d3a8..e41a8f9b99d2 100644 --- a/tools/perf/Makefile.perf +++ b/tools/perf/Makefile.perf @@ -600,7 +600,7 @@ arch_errno_hdr_dir := $(srctree)/tools arch_errno_tbl := $(srctree)/tools/perf/trace/beauty/arch_errno_names.sh $(arch_errno_name_array): $(arch_errno_tbl) - $(Q)$(SHELL) '$(arch_errno_tbl)' $(firstword $(CC)) $(arch_errno_hdr_dir) > $@ + $(Q)$(SHELL) '$(arch_errno_tbl)' '$(patsubst -%,,$(CC))' $(arch_errno_hdr_dir) > $@ sync_file_range_arrays := $(beauty_outdir)/sync_file_range_arrays.c sync_file_range_tbls := $(srctree)/tools/perf/trace/beauty/sync_file_range.sh diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c index adf311d15d3d..e5c938d538ee 100644 --- a/tools/perf/builtin-record.c +++ b/tools/perf/builtin-record.c @@ -1666,7 +1666,7 @@ static int __cmd_record(struct record *rec, int argc, const char **argv) status = -1; goto out_delete_session; } - err = evlist__add_pollfd(rec->evlist, done_fd); + err = evlist__add_wakeup_eventfd(rec->evlist, done_fd); if (err < 0) { pr_err("Failed to add wakeup eventfd to poll list\n"); status = err; diff --git a/tools/perf/pmu-events/arch/arm64/ampere/emag/cache.json b/tools/perf/pmu-events/arch/arm64/ampere/emag/cache.json index 40010a8724b3..ce6e7e796057 100644 --- a/tools/perf/pmu-events/arch/arm64/ampere/emag/cache.json +++ b/tools/perf/pmu-events/arch/arm64/ampere/emag/cache.json @@ -114,7 +114,7 @@ "PublicDescription": "Level 2 access to instruciton TLB that caused a page table walk. This event counts on any instruciton access which causes L2I_TLB_REFILL to count", "EventCode": "0x35", "EventName": "L2I_TLB_ACCESS", - "BriefDescription": "L2D TLB access" + "BriefDescription": "L2I TLB access" }, { "PublicDescription": "Branch target buffer misprediction", diff --git a/tools/perf/tests/sample-parsing.c b/tools/perf/tests/sample-parsing.c index a0bdaf390ac8..33a58976222d 100644 --- a/tools/perf/tests/sample-parsing.c +++ b/tools/perf/tests/sample-parsing.c @@ -193,7 +193,7 @@ static int do_test(u64 sample_type, u64 sample_regs, u64 read_format) .data = {1, -1ULL, 211, 212, 213}, }; u64 regs[64]; - const u64 raw_data[] = {0x123456780a0b0c0dULL, 0x1102030405060708ULL}; + const u32 raw_data[] = {0x12345678, 0x0a0b0c0d, 0x11020304, 0x05060708, 0 }; const u64 data[] = {0x2211443366558877ULL, 0, 0xaabbccddeeff4321ULL}; const u64 aux_data[] = {0xa55a, 0, 0xeeddee, 0x0282028202820282}; struct perf_sample sample = { diff --git a/tools/perf/util/event.c b/tools/perf/util/event.c index 05616d4138a9..7e440fa90c93 100644 --- a/tools/perf/util/event.c +++ b/tools/perf/util/event.c @@ -673,6 +673,8 @@ int machine__resolve(struct machine *machine, struct addr_location *al, } al->sym = map__find_symbol(al->map, al->addr); + } else if (symbol_conf.dso_list) { + al->filtered |= (1 << HIST_FILTER__DSO); } if (symbol_conf.sym_list) { diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c index 8bdf3d2c907c..98ae432470cd 100644 --- a/tools/perf/util/evlist.c +++ b/tools/perf/util/evlist.c @@ -508,6 +508,14 @@ int evlist__filter_pollfd(struct evlist *evlist, short revents_and_mask) return perf_evlist__filter_pollfd(&evlist->core, revents_and_mask); } +#ifdef HAVE_EVENTFD_SUPPORT +int evlist__add_wakeup_eventfd(struct evlist *evlist, int fd) +{ + return perf_evlist__add_pollfd(&evlist->core, fd, NULL, POLLIN, + fdarray_flag__nonfilterable); +} +#endif + int evlist__poll(struct evlist *evlist, int timeout) { return perf_evlist__poll(&evlist->core, timeout); diff --git a/tools/perf/util/evlist.h b/tools/perf/util/evlist.h index e1a450322bc5..9298fce53ea3 100644 --- a/tools/perf/util/evlist.h +++ b/tools/perf/util/evlist.h @@ -160,6 +160,10 @@ perf_evlist__find_tracepoint_by_name(struct evlist *evlist, int evlist__add_pollfd(struct evlist *evlist, int fd); int evlist__filter_pollfd(struct evlist *evlist, short revents_and_mask); +#ifdef HAVE_EVENTFD_SUPPORT +int evlist__add_wakeup_eventfd(struct evlist *evlist, int fd); +#endif + int evlist__poll(struct evlist *evlist, int timeout); struct evsel *perf_evlist__id2evsel(struct evlist *evlist, u64 id); diff --git a/tools/perf/util/intel-pt-decoder/intel-pt-decoder.c b/tools/perf/util/intel-pt-decoder/intel-pt-decoder.c index 697513f35154..197eb58a39cb 100644 --- a/tools/perf/util/intel-pt-decoder/intel-pt-decoder.c +++ b/tools/perf/util/intel-pt-decoder/intel-pt-decoder.c @@ -24,6 +24,13 @@ #include "intel-pt-decoder.h" #include "intel-pt-log.h" +#define BITULL(x) (1ULL << (x)) + +/* IA32_RTIT_CTL MSR bits */ +#define INTEL_PT_CYC_ENABLE BITULL(1) +#define INTEL_PT_CYC_THRESHOLD (BITULL(22) | BITULL(21) | BITULL(20) | BITULL(19)) +#define INTEL_PT_CYC_THRESHOLD_SHIFT 19 + #define INTEL_PT_BLK_SIZE 1024 #define BIT63 (((uint64_t)1 << 63)) @@ -167,6 +174,8 @@ struct intel_pt_decoder { uint64_t sample_tot_cyc_cnt; uint64_t base_cyc_cnt; uint64_t cyc_cnt_timestamp; + uint64_t ctl; + uint64_t cyc_threshold; double tsc_to_cyc; bool continuous_period; bool overflow; @@ -204,6 +213,14 @@ static uint64_t intel_pt_lower_power_of_2(uint64_t x) return x << i; } +static uint64_t intel_pt_cyc_threshold(uint64_t ctl) +{ + if (!(ctl & INTEL_PT_CYC_ENABLE)) + return 0; + + return (ctl & INTEL_PT_CYC_THRESHOLD) >> INTEL_PT_CYC_THRESHOLD_SHIFT; +} + static void intel_pt_setup_period(struct intel_pt_decoder *decoder) { if (decoder->period_type == INTEL_PT_PERIOD_TICKS) { @@ -245,12 +262,15 @@ struct intel_pt_decoder *intel_pt_decoder_new(struct intel_pt_params *params) decoder->flags = params->flags; + decoder->ctl = params->ctl; decoder->period = params->period; decoder->period_type = params->period_type; decoder->max_non_turbo_ratio = params->max_non_turbo_ratio; decoder->max_non_turbo_ratio_fp = params->max_non_turbo_ratio; + decoder->cyc_threshold = intel_pt_cyc_threshold(decoder->ctl); + intel_pt_setup_period(decoder); decoder->mtc_shift = params->mtc_period; @@ -1761,6 +1781,9 @@ static int intel_pt_walk_psbend(struct intel_pt_decoder *decoder) break; case INTEL_PT_CYC: + intel_pt_calc_cyc_timestamp(decoder); + break; + case INTEL_PT_VMCS: case INTEL_PT_MNT: case INTEL_PT_PAD: @@ -2014,6 +2037,7 @@ static int intel_pt_hop_trace(struct intel_pt_decoder *decoder, bool *no_tip, in static int intel_pt_walk_trace(struct intel_pt_decoder *decoder) { + int last_packet_type = INTEL_PT_PAD; bool no_tip = false; int err; @@ -2022,6 +2046,12 @@ static int intel_pt_walk_trace(struct intel_pt_decoder *decoder) if (err) return err; next: + if (decoder->cyc_threshold) { + if (decoder->sample_cyc && last_packet_type != INTEL_PT_CYC) + decoder->sample_cyc = false; + last_packet_type = decoder->packet.type; + } + if (decoder->hop) { switch (intel_pt_hop_trace(decoder, &no_tip, &err)) { case HOP_IGNORE: @@ -2811,9 +2841,18 @@ const struct intel_pt_state *intel_pt_decode(struct intel_pt_decoder *decoder) } if (intel_pt_sample_time(decoder->pkt_state)) { intel_pt_update_sample_time(decoder); - if (decoder->sample_cyc) + if (decoder->sample_cyc) { decoder->sample_tot_cyc_cnt = decoder->tot_cyc_cnt; + decoder->state.flags |= INTEL_PT_SAMPLE_IPC; + decoder->sample_cyc = false; + } } + /* + * When using only TSC/MTC to compute cycles, IPC can be + * sampled as soon as the cycle count changes. + */ + if (!decoder->have_cyc) + decoder->state.flags |= INTEL_PT_SAMPLE_IPC; } decoder->state.timestamp = decoder->sample_timestamp; diff --git a/tools/perf/util/intel-pt-decoder/intel-pt-decoder.h b/tools/perf/util/intel-pt-decoder/intel-pt-decoder.h index 8645fc265481..48adaa78acfc 100644 --- a/tools/perf/util/intel-pt-decoder/intel-pt-decoder.h +++ b/tools/perf/util/intel-pt-decoder/intel-pt-decoder.h @@ -17,6 +17,7 @@ #define INTEL_PT_ABORT_TX (1 << 1) #define INTEL_PT_ASYNC (1 << 2) #define INTEL_PT_FUP_IP (1 << 3) +#define INTEL_PT_SAMPLE_IPC (1 << 4) enum intel_pt_sample_type { INTEL_PT_BRANCH = 1 << 0, @@ -243,6 +244,7 @@ struct intel_pt_params { void *data; bool return_compression; bool branch_enable; + uint64_t ctl; uint64_t period; enum intel_pt_period_type period_type; unsigned max_non_turbo_ratio; diff --git a/tools/perf/util/intel-pt.c b/tools/perf/util/intel-pt.c index 3a0348caec7d..dc023b8c6003 100644 --- a/tools/perf/util/intel-pt.c +++ b/tools/perf/util/intel-pt.c @@ -893,6 +893,18 @@ static bool intel_pt_sampling_mode(struct intel_pt *pt) return false; } +static u64 intel_pt_ctl(struct intel_pt *pt) +{ + struct evsel *evsel; + u64 config; + + evlist__for_each_entry(pt->session->evlist, evsel) { + if (intel_pt_get_config(pt, &evsel->core.attr, &config)) + return config; + } + return 0; +} + static u64 intel_pt_ns_to_ticks(const struct intel_pt *pt, u64 ns) { u64 quot, rem; @@ -1026,6 +1038,7 @@ static struct intel_pt_queue *intel_pt_alloc_queue(struct intel_pt *pt, params.data = ptq; params.return_compression = intel_pt_return_compression(pt); params.branch_enable = intel_pt_branch_enable(pt); + params.ctl = intel_pt_ctl(pt); params.max_non_turbo_ratio = pt->max_non_turbo_ratio; params.mtc_period = intel_pt_mtc_period(pt); params.tsc_ctc_ratio_n = pt->tsc_ctc_ratio_n; @@ -1381,7 +1394,8 @@ static int intel_pt_synth_branch_sample(struct intel_pt_queue *ptq) sample.branch_stack = (struct branch_stack *)&dummy_bs; } - sample.cyc_cnt = ptq->ipc_cyc_cnt - ptq->last_br_cyc_cnt; + if (ptq->state->flags & INTEL_PT_SAMPLE_IPC) + sample.cyc_cnt = ptq->ipc_cyc_cnt - ptq->last_br_cyc_cnt; if (sample.cyc_cnt) { sample.insn_cnt = ptq->ipc_insn_cnt - ptq->last_br_insn_cnt; ptq->last_br_insn_cnt = ptq->ipc_insn_cnt; @@ -1431,7 +1445,8 @@ static int intel_pt_synth_instruction_sample(struct intel_pt_queue *ptq) else sample.period = ptq->state->tot_insn_cnt - ptq->last_insn_cnt; - sample.cyc_cnt = ptq->ipc_cyc_cnt - ptq->last_in_cyc_cnt; + if (ptq->state->flags & INTEL_PT_SAMPLE_IPC) + sample.cyc_cnt = ptq->ipc_cyc_cnt - ptq->last_in_cyc_cnt; if (sample.cyc_cnt) { sample.insn_cnt = ptq->ipc_insn_cnt - ptq->last_in_insn_cnt; ptq->last_in_insn_cnt = ptq->ipc_insn_cnt; @@ -1966,14 +1981,8 @@ static int intel_pt_sample(struct intel_pt_queue *ptq) ptq->have_sample = false; - if (ptq->state->tot_cyc_cnt > ptq->ipc_cyc_cnt) { - /* - * Cycle count and instruction count only go together to create - * a valid IPC ratio when the cycle count changes. - */ - ptq->ipc_insn_cnt = ptq->state->tot_insn_cnt; - ptq->ipc_cyc_cnt = ptq->state->tot_cyc_cnt; - } + ptq->ipc_insn_cnt = ptq->state->tot_insn_cnt; + ptq->ipc_cyc_cnt = ptq->state->tot_cyc_cnt; /* * Do PEBS first to allow for the possibility that the PEBS timestamp diff --git a/tools/perf/util/sort.c b/tools/perf/util/sort.c index d42339df20f8..8a3b7d5a4737 100644 --- a/tools/perf/util/sort.c +++ b/tools/perf/util/sort.c @@ -3003,7 +3003,7 @@ int output_field_add(struct perf_hpp_list *list, char *tok) if (strncasecmp(tok, sd->name, strlen(tok))) continue; - if (sort__mode != SORT_MODE__MEMORY) + if (sort__mode != SORT_MODE__BRANCH) return -EINVAL; return __sort_dimension__add_output(list, sd); @@ -3015,7 +3015,7 @@ int output_field_add(struct perf_hpp_list *list, char *tok) if (strncasecmp(tok, sd->name, strlen(tok))) continue; - if (sort__mode != SORT_MODE__BRANCH) + if (sort__mode != SORT_MODE__MEMORY) return -EINVAL; return __sort_dimension__add_output(list, sd); diff --git a/tools/perf/util/symbol.c b/tools/perf/util/symbol.c index 0d14abdf3d72..4d569ad7db02 100644 --- a/tools/perf/util/symbol.c +++ b/tools/perf/util/symbol.c @@ -1561,12 +1561,11 @@ static int bfd2elf_binding(asymbol *symbol) int dso__load_bfd_symbols(struct dso *dso, const char *debugfile) { int err = -1; - long symbols_size, symbols_count; + long symbols_size, symbols_count, i; asection *section; asymbol **symbols, *sym; struct symbol *symbol; bfd *abfd; - u_int i; u64 start, len; abfd = bfd_openr(dso->long_name, NULL); @@ -1867,8 +1866,10 @@ int dso__load(struct dso *dso, struct map *map) if (nsexit) nsinfo__mountns_enter(dso->nsinfo, &nsc); - if (bfdrc == 0) + if (bfdrc == 0) { + ret = 0; break; + } if (!is_reg || sirc < 0) continue; diff --git a/tools/perf/util/trace-event-read.c b/tools/perf/util/trace-event-read.c index f507dff713c9..8a01af783310 100644 --- a/tools/perf/util/trace-event-read.c +++ b/tools/perf/util/trace-event-read.c @@ -361,6 +361,7 @@ static int read_saved_cmdline(struct tep_handle *pevent) pr_debug("error reading saved cmdlines\n"); goto out; } + buf[ret] = '\0'; parse_saved_cmdline(pevent, buf, size); ret = 0; diff --git a/tools/testing/kunit/kunit_tool_test.py b/tools/testing/kunit/kunit_tool_test.py index 497ab51bc170..3fbe1acd531a 100755 --- a/tools/testing/kunit/kunit_tool_test.py +++ b/tools/testing/kunit/kunit_tool_test.py @@ -288,19 +288,17 @@ class StrContains(str): class KUnitMainTest(unittest.TestCase): def setUp(self): path = get_absolute_path('test_data/test_is_test_passed-all_passed.log') - file = open(path) - all_passed_log = file.readlines() - self.print_patch = mock.patch('builtins.print') - self.print_mock = self.print_patch.start() + with open(path) as file: + all_passed_log = file.readlines() + + self.print_mock = mock.patch('builtins.print').start() + self.addCleanup(mock.patch.stopall) + self.linux_source_mock = mock.Mock() self.linux_source_mock.build_reconfig = mock.Mock(return_value=True) self.linux_source_mock.build_um_kernel = mock.Mock(return_value=True) self.linux_source_mock.run_kernel = mock.Mock(return_value=all_passed_log) - def tearDown(self): - self.print_patch.stop() - pass - def test_config_passes_args_pass(self): kunit.main(['config', '--build_dir=.kunit'], self.linux_source_mock) assert self.linux_source_mock.build_reconfig.call_count == 1 diff --git a/tools/testing/selftests/bpf/progs/netif_receive_skb.c b/tools/testing/selftests/bpf/progs/netif_receive_skb.c index 6b670039ea67..1d8918dfbd3f 100644 --- a/tools/testing/selftests/bpf/progs/netif_receive_skb.c +++ b/tools/testing/selftests/bpf/progs/netif_receive_skb.c @@ -16,6 +16,13 @@ bool skip = false; #define STRSIZE 2048 #define EXPECTED_STRSIZE 256 +#if defined(bpf_target_s390) +/* NULL points to a readable struct lowcore on s390, so take the last page */ +#define BADPTR ((void *)0xFFFFFFFFFFFFF000ULL) +#else +#define BADPTR 0 +#endif + #ifndef ARRAY_SIZE #define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0])) #endif @@ -113,11 +120,11 @@ int BPF_PROG(trace_netif_receive_skb, struct sk_buff *skb) } /* Check invalid ptr value */ - p.ptr = 0; + p.ptr = BADPTR; __ret = bpf_snprintf_btf(str, STRSIZE, &p, sizeof(p), 0); if (__ret >= 0) { - bpf_printk("printing NULL should generate error, got (%d)", - __ret); + bpf_printk("printing %llx should generate error, got (%d)", + (unsigned long long)BADPTR, __ret); ret = -ERANGE; } diff --git a/tools/testing/selftests/bpf/progs/test_tunnel_kern.c b/tools/testing/selftests/bpf/progs/test_tunnel_kern.c index a621b58ab079..9afe947cfae9 100644 --- a/tools/testing/selftests/bpf/progs/test_tunnel_kern.c +++ b/tools/testing/selftests/bpf/progs/test_tunnel_kern.c @@ -446,10 +446,8 @@ int _geneve_get_tunnel(struct __sk_buff *skb) } ret = bpf_skb_get_tunnel_opt(skb, &gopt, sizeof(gopt)); - if (ret < 0) { - ERROR(ret); - return TC_ACT_SHOT; - } + if (ret < 0) + gopt.opt_class = 0; bpf_trace_printk(fmt, sizeof(fmt), key.tunnel_id, key.remote_ipv4, gopt.opt_class); diff --git a/tools/testing/selftests/bpf/test_xdp_redirect.sh b/tools/testing/selftests/bpf/test_xdp_redirect.sh index dd80f0c84afb..c033850886f4 100755 --- a/tools/testing/selftests/bpf/test_xdp_redirect.sh +++ b/tools/testing/selftests/bpf/test_xdp_redirect.sh @@ -1,4 +1,4 @@ -#!/bin/sh +#!/bin/bash # Create 2 namespaces with two veth peers, and # forward packets in-between using generic XDP # @@ -57,12 +57,8 @@ test_xdp_redirect() ip link set dev veth1 $xdpmode obj test_xdp_redirect.o sec redirect_to_222 &> /dev/null ip link set dev veth2 $xdpmode obj test_xdp_redirect.o sec redirect_to_111 &> /dev/null - ip netns exec ns1 ping -c 1 10.1.1.22 &> /dev/null - local ret1=$? - ip netns exec ns2 ping -c 1 10.1.1.11 &> /dev/null - local ret2=$? - - if [ $ret1 -eq 0 -a $ret2 -eq 0 ]; then + if ip netns exec ns1 ping -c 1 10.1.1.22 &> /dev/null && + ip netns exec ns2 ping -c 1 10.1.1.11 &> /dev/null; then echo "selftests: test_xdp_redirect $xdpmode [PASS]"; else ret=1 diff --git a/tools/testing/selftests/bpf/verifier/array_access.c b/tools/testing/selftests/bpf/verifier/array_access.c index bed53b561e04..1b138cd2b187 100644 --- a/tools/testing/selftests/bpf/verifier/array_access.c +++ b/tools/testing/selftests/bpf/verifier/array_access.c @@ -250,12 +250,13 @@ BPF_MOV64_IMM(BPF_REG_5, 0), BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_csum_diff), + BPF_ALU64_IMM(BPF_AND, BPF_REG_0, 0xffff), BPF_EXIT_INSN(), }, .prog_type = BPF_PROG_TYPE_SCHED_CLS, .fixup_map_array_ro = { 3 }, .result = ACCEPT, - .retval = -29, + .retval = 65507, }, { "invalid write map access into a read-only array 1", diff --git a/tools/testing/selftests/bpf/verifier/bounds_deduction.c b/tools/testing/selftests/bpf/verifier/bounds_deduction.c index 1fd07a4f27ac..c162498a64fc 100644 --- a/tools/testing/selftests/bpf/verifier/bounds_deduction.c +++ b/tools/testing/selftests/bpf/verifier/bounds_deduction.c @@ -6,8 +6,9 @@ BPF_ALU64_REG(BPF_SUB, BPF_REG_0, BPF_REG_1), BPF_EXIT_INSN(), }, - .result = REJECT, + .errstr_unpriv = "R0 tried to sub from different maps, paths, or prohibited types", .errstr = "R0 tried to subtract pointer from scalar", + .result = REJECT, }, { "check deducing bounds from const, 2", @@ -20,6 +21,8 @@ BPF_ALU64_REG(BPF_SUB, BPF_REG_1, BPF_REG_0), BPF_EXIT_INSN(), }, + .errstr_unpriv = "R1 tried to sub from different maps, paths, or prohibited types", + .result_unpriv = REJECT, .result = ACCEPT, .retval = 1, }, @@ -31,8 +34,9 @@ BPF_ALU64_REG(BPF_SUB, BPF_REG_0, BPF_REG_1), BPF_EXIT_INSN(), }, - .result = REJECT, + .errstr_unpriv = "R0 tried to sub from different maps, paths, or prohibited types", .errstr = "R0 tried to subtract pointer from scalar", + .result = REJECT, }, { "check deducing bounds from const, 4", @@ -45,6 +49,8 @@ BPF_ALU64_REG(BPF_SUB, BPF_REG_1, BPF_REG_0), BPF_EXIT_INSN(), }, + .errstr_unpriv = "R1 tried to sub from different maps, paths, or prohibited types", + .result_unpriv = REJECT, .result = ACCEPT, }, { @@ -55,8 +61,9 @@ BPF_ALU64_REG(BPF_SUB, BPF_REG_0, BPF_REG_1), BPF_EXIT_INSN(), }, - .result = REJECT, + .errstr_unpriv = "R0 tried to sub from different maps, paths, or prohibited types", .errstr = "R0 tried to subtract pointer from scalar", + .result = REJECT, }, { "check deducing bounds from const, 6", @@ -67,8 +74,9 @@ BPF_ALU64_REG(BPF_SUB, BPF_REG_0, BPF_REG_1), BPF_EXIT_INSN(), }, - .result = REJECT, + .errstr_unpriv = "R0 tried to sub from different maps, paths, or prohibited types", .errstr = "R0 tried to subtract pointer from scalar", + .result = REJECT, }, { "check deducing bounds from const, 7", @@ -80,8 +88,9 @@ offsetof(struct __sk_buff, mark)), BPF_EXIT_INSN(), }, - .result = REJECT, + .errstr_unpriv = "R1 tried to sub from different maps, paths, or prohibited types", .errstr = "dereference of modified ctx ptr", + .result = REJECT, .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS, }, { @@ -94,8 +103,9 @@ offsetof(struct __sk_buff, mark)), BPF_EXIT_INSN(), }, - .result = REJECT, + .errstr_unpriv = "R1 tried to add from different maps, paths, or prohibited types", .errstr = "dereference of modified ctx ptr", + .result = REJECT, .flags = F_NEEDS_EFFICIENT_UNALIGNED_ACCESS, }, { @@ -106,8 +116,9 @@ BPF_ALU64_REG(BPF_SUB, BPF_REG_0, BPF_REG_1), BPF_EXIT_INSN(), }, - .result = REJECT, + .errstr_unpriv = "R0 tried to sub from different maps, paths, or prohibited types", .errstr = "R0 tried to subtract pointer from scalar", + .result = REJECT, }, { "check deducing bounds from const, 10", @@ -119,6 +130,6 @@ BPF_ALU64_REG(BPF_SUB, BPF_REG_0, BPF_REG_1), BPF_EXIT_INSN(), }, - .result = REJECT, .errstr = "math between ctx pointer and register with unbounded min value is not allowed", + .result = REJECT, }, diff --git a/tools/testing/selftests/bpf/verifier/map_ptr.c b/tools/testing/selftests/bpf/verifier/map_ptr.c index 637f9293bda8..92a1dc8e1746 100644 --- a/tools/testing/selftests/bpf/verifier/map_ptr.c +++ b/tools/testing/selftests/bpf/verifier/map_ptr.c @@ -74,6 +74,8 @@ BPF_EXIT_INSN(), }, .fixup_map_hash_16b = { 4 }, + .result_unpriv = REJECT, + .errstr_unpriv = "R1 tried to add from different maps, paths, or prohibited types", .result = ACCEPT, }, { @@ -90,5 +92,7 @@ BPF_EXIT_INSN(), }, .fixup_map_hash_16b = { 4 }, + .result_unpriv = REJECT, + .errstr_unpriv = "R1 tried to add from different maps, paths, or prohibited types", .result = ACCEPT, }, diff --git a/tools/testing/selftests/bpf/verifier/unpriv.c b/tools/testing/selftests/bpf/verifier/unpriv.c index 91bb77c24a2e..0d621c841db1 100644 --- a/tools/testing/selftests/bpf/verifier/unpriv.c +++ b/tools/testing/selftests/bpf/verifier/unpriv.c @@ -495,7 +495,7 @@ .result = ACCEPT, }, { - "unpriv: adding of fp", + "unpriv: adding of fp, reg", .insns = { BPF_MOV64_IMM(BPF_REG_0, 0), BPF_MOV64_IMM(BPF_REG_1, 0), @@ -503,6 +503,19 @@ BPF_STX_MEM(BPF_DW, BPF_REG_1, BPF_REG_0, -8), BPF_EXIT_INSN(), }, + .errstr_unpriv = "R1 tried to add from different maps, paths, or prohibited types", + .result_unpriv = REJECT, + .result = ACCEPT, +}, +{ + "unpriv: adding of fp, imm", + .insns = { + BPF_MOV64_IMM(BPF_REG_0, 0), + BPF_MOV64_REG(BPF_REG_1, BPF_REG_10), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_1, 0), + BPF_STX_MEM(BPF_DW, BPF_REG_1, BPF_REG_0, -8), + BPF_EXIT_INSN(), + }, .errstr_unpriv = "R1 stack pointer arithmetic goes out of range", .result_unpriv = REJECT, .result = ACCEPT, diff --git a/tools/testing/selftests/bpf/verifier/value_ptr_arith.c b/tools/testing/selftests/bpf/verifier/value_ptr_arith.c index ed4e76b24649..feb91266db39 100644 --- a/tools/testing/selftests/bpf/verifier/value_ptr_arith.c +++ b/tools/testing/selftests/bpf/verifier/value_ptr_arith.c @@ -169,7 +169,7 @@ .fixup_map_array_48b = { 1 }, .result = ACCEPT, .result_unpriv = REJECT, - .errstr_unpriv = "R2 tried to add from different maps or paths", + .errstr_unpriv = "R2 tried to add from different maps, paths, or prohibited types", .retval = 0, }, { @@ -516,6 +516,27 @@ .result = ACCEPT, .retval = 0xabcdef12, }, +{ + "map access: value_ptr += N, value_ptr -= N known scalar", + .insns = { + BPF_ST_MEM(BPF_DW, BPF_REG_10, -8, 0), + BPF_MOV64_REG(BPF_REG_2, BPF_REG_10), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_2, -8), + BPF_LD_MAP_FD(BPF_REG_1, 0), + BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0, BPF_FUNC_map_lookup_elem), + BPF_JMP_IMM(BPF_JEQ, BPF_REG_0, 0, 6), + BPF_MOV32_IMM(BPF_REG_1, 0x12345678), + BPF_STX_MEM(BPF_W, BPF_REG_0, BPF_REG_1, 0), + BPF_ALU64_IMM(BPF_ADD, BPF_REG_0, 2), + BPF_MOV64_IMM(BPF_REG_1, 2), + BPF_ALU64_REG(BPF_SUB, BPF_REG_0, BPF_REG_1), + BPF_LDX_MEM(BPF_W, BPF_REG_0, BPF_REG_0, 0), + BPF_EXIT_INSN(), + }, + .fixup_map_array_48b = { 3 }, + .result = ACCEPT, + .retval = 0x12345678, +}, { "map access: unknown scalar += value_ptr, 1", .insns = { diff --git a/tools/testing/selftests/dmabuf-heaps/Makefile b/tools/testing/selftests/dmabuf-heaps/Makefile index 607c2acd2082..604b43ece15f 100644 --- a/tools/testing/selftests/dmabuf-heaps/Makefile +++ b/tools/testing/selftests/dmabuf-heaps/Makefile @@ -1,5 +1,5 @@ # SPDX-License-Identifier: GPL-2.0 -CFLAGS += -static -O3 -Wl,-no-as-needed -Wall -I../../../../usr/include +CFLAGS += -static -O3 -Wl,-no-as-needed -Wall TEST_GEN_PROGS = dmabuf-heap diff --git a/tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-synthetic_event_syntax_errors.tc b/tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-synthetic_event_syntax_errors.tc index ada594fe16cb..955e3ceea44b 100644 --- a/tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-synthetic_event_syntax_errors.tc +++ b/tools/testing/selftests/ftrace/test.d/trigger/inter-event/trigger-synthetic_event_syntax_errors.tc @@ -1,19 +1,38 @@ #!/bin/sh # SPDX-License-Identifier: GPL-2.0 # description: event trigger - test synthetic_events syntax parser errors -# requires: synthetic_events error_log +# requires: synthetic_events error_log "char name[]' >> synthetic_events":README check_error() { # command-with-error-pos-by-^ ftrace_errlog_check 'synthetic_events' "$1" 'synthetic_events' } +check_dyn_error() { # command-with-error-pos-by-^ + ftrace_errlog_check 'synthetic_events' "$1" 'dynamic_events' +} + check_error 'myevent ^chr arg' # INVALID_TYPE -check_error 'myevent ^char str[];; int v' # INVALID_TYPE -check_error 'myevent char ^str]; int v' # INVALID_NAME -check_error 'myevent char ^str;[]' # INVALID_NAME -check_error 'myevent ^char str[; int v' # INVALID_TYPE -check_error '^mye;vent char str[]' # BAD_NAME -check_error 'myevent char str[]; ^int' # INVALID_FIELD -check_error '^myevent' # INCOMPLETE_CMD +check_error 'myevent ^unsigned arg' # INCOMPLETE_TYPE + +check_error 'myevent char ^str]; int v' # BAD_NAME +check_error '^mye-vent char str[]' # BAD_NAME +check_error 'myevent char ^st-r[]' # BAD_NAME + +check_error 'myevent char str;^[]' # INVALID_FIELD +check_error 'myevent char str; ^int' # INVALID_FIELD + +check_error 'myevent char ^str[; int v' # INVALID_ARRAY_SPEC +check_error 'myevent char ^str[kdjdk]' # INVALID_ARRAY_SPEC +check_error 'myevent char ^str[257]' # INVALID_ARRAY_SPEC + +check_error '^mye;vent char str[]' # INVALID_CMD +check_error '^myevent ; char str[]' # INVALID_CMD +check_error '^myevent; char str[]' # INVALID_CMD +check_error '^myevent ;char str[]' # INVALID_CMD +check_error '^; char str[]' # INVALID_CMD +check_error '^;myevent char str[]' # INVALID_CMD +check_error '^myevent' # INVALID_CMD + +check_dyn_error '^s:junk/myevent char str[' # INVALID_DYN_CMD exit 0 diff --git a/tools/testing/selftests/net/forwarding/mirror_gre_bridge_1d_vlan.sh b/tools/testing/selftests/net/forwarding/mirror_gre_bridge_1d_vlan.sh index 197e769c2ed1..f8cda822c1ce 100755 --- a/tools/testing/selftests/net/forwarding/mirror_gre_bridge_1d_vlan.sh +++ b/tools/testing/selftests/net/forwarding/mirror_gre_bridge_1d_vlan.sh @@ -86,11 +86,20 @@ test_ip6gretap() test_gretap_stp() { + # Sometimes after mirror installation, the neighbor's state is not valid. + # The reason is that there is no SW datapath activity related to the + # neighbor for the remote GRE address. Therefore whether the corresponding + # neighbor will be valid is a matter of luck, and the test is thus racy. + # Set the neighbor's state to permanent, so it would be always valid. + ip neigh replace 192.0.2.130 lladdr $(mac_get $h3) \ + nud permanent dev br2 full_test_span_gre_stp gt4 $swp3.555 "mirror to gretap" } test_ip6gretap_stp() { + ip neigh replace 2001:db8:2::2 lladdr $(mac_get $h3) \ + nud permanent dev br2 full_test_span_gre_stp gt6 $swp3.555 "mirror to ip6gretap" } diff --git a/tools/testing/selftests/net/mptcp/mptcp_connect.sh b/tools/testing/selftests/net/mptcp/mptcp_connect.sh index 2cfd87d94db8..e927df83efb9 100755 --- a/tools/testing/selftests/net/mptcp/mptcp_connect.sh +++ b/tools/testing/selftests/net/mptcp/mptcp_connect.sh @@ -493,7 +493,7 @@ do_transfer() echo "${listener_ns} SYNRX: ${cl_proto} -> ${srv_proto}: expect ${expect_synrx}, got ${stat_synrx_now_l}" fi if [ $expect_ackrx -ne $stat_ackrx_now_l ] ;then - echo "${listener_ns} ACKRX: ${cl_proto} -> ${srv_proto}: expect ${expect_synrx}, got ${stat_synrx_now_l}" + echo "${listener_ns} ACKRX: ${cl_proto} -> ${srv_proto}: expect ${expect_ackrx}, got ${stat_ackrx_now_l} " fi if [ $retc -eq 0 ] && [ $rets -eq 0 ];then diff --git a/tools/testing/selftests/powerpc/eeh/eeh-basic.sh b/tools/testing/selftests/powerpc/eeh/eeh-basic.sh index 0d783e1065c8..64779f073e17 100755 --- a/tools/testing/selftests/powerpc/eeh/eeh-basic.sh +++ b/tools/testing/selftests/powerpc/eeh/eeh-basic.sh @@ -86,5 +86,5 @@ echo "$failed devices failed to recover ($dev_count tested)" lspci | diff -u $pre_lspci - rm -f $pre_lspci -test "$failed" == 0 +test "$failed" -eq 0 exit $? diff --git a/tools/testing/selftests/seccomp/seccomp_bpf.c b/tools/testing/selftests/seccomp/seccomp_bpf.c index 26c72f2b61b1..1b6c7d33c4ff 100644 --- a/tools/testing/selftests/seccomp/seccomp_bpf.c +++ b/tools/testing/selftests/seccomp/seccomp_bpf.c @@ -315,7 +315,7 @@ TEST(kcmp) ret = __filecmp(getpid(), getpid(), 1, 1); EXPECT_EQ(ret, 0); if (ret != 0 && errno == ENOSYS) - SKIP(return, "Kernel does not support kcmp() (missing CONFIG_CHECKPOINT_RESTORE?)"); + SKIP(return, "Kernel does not support kcmp() (missing CONFIG_KCMP?)"); } TEST(mode_strict_support) diff --git a/tools/testing/selftests/vm/mremap_dontunmap.c b/tools/testing/selftests/vm/mremap_dontunmap.c index 3a7b5ef0b0c6..f01dc4a85b0b 100644 --- a/tools/testing/selftests/vm/mremap_dontunmap.c +++ b/tools/testing/selftests/vm/mremap_dontunmap.c @@ -127,6 +127,57 @@ static void mremap_dontunmap_simple() "unable to unmap source mapping"); } +// This test validates that MREMAP_DONTUNMAP on a shared mapping works as expected. +static void mremap_dontunmap_simple_shmem() +{ + unsigned long num_pages = 5; + + int mem_fd = memfd_create("memfd", MFD_CLOEXEC); + BUG_ON(mem_fd < 0, "memfd_create"); + + BUG_ON(ftruncate(mem_fd, num_pages * page_size) < 0, + "ftruncate"); + + void *source_mapping = + mmap(NULL, num_pages * page_size, PROT_READ | PROT_WRITE, + MAP_FILE | MAP_SHARED, mem_fd, 0); + BUG_ON(source_mapping == MAP_FAILED, "mmap"); + + BUG_ON(close(mem_fd) < 0, "close"); + + memset(source_mapping, 'a', num_pages * page_size); + + // Try to just move the whole mapping anywhere (not fixed). + void *dest_mapping = + mremap(source_mapping, num_pages * page_size, num_pages * page_size, + MREMAP_DONTUNMAP | MREMAP_MAYMOVE, NULL); + if (dest_mapping == MAP_FAILED && errno == EINVAL) { + // Old kernel which doesn't support MREMAP_DONTUNMAP on shmem. + BUG_ON(munmap(source_mapping, num_pages * page_size) == -1, + "unable to unmap source mapping"); + return; + } + + BUG_ON(dest_mapping == MAP_FAILED, "mremap"); + + // Validate that the pages have been moved, we know they were moved if + // the dest_mapping contains a's. + BUG_ON(check_region_contains_byte + (dest_mapping, num_pages * page_size, 'a') != 0, + "pages did not migrate"); + + // Because the region is backed by shmem, we will actually see the same + // memory at the source location still. + BUG_ON(check_region_contains_byte + (source_mapping, num_pages * page_size, 'a') != 0, + "source should have no ptes"); + + BUG_ON(munmap(dest_mapping, num_pages * page_size) == -1, + "unable to unmap destination mapping"); + BUG_ON(munmap(source_mapping, num_pages * page_size) == -1, + "unable to unmap source mapping"); +} + // This test validates MREMAP_DONTUNMAP will move page tables to a specific // destination using MREMAP_FIXED, also while validating that the source // remains intact. @@ -300,6 +351,7 @@ int main(void) BUG_ON(page_buffer == MAP_FAILED, "unable to mmap a page."); mremap_dontunmap_simple(); + mremap_dontunmap_simple_shmem(); mremap_dontunmap_simple_fixed(); mremap_dontunmap_partial_mapping(); mremap_dontunmap_partial_mapping_overwrite(); diff --git a/tools/testing/selftests/wireguard/netns.sh b/tools/testing/selftests/wireguard/netns.sh index 74c69b75f6f5..7ed7cd95e58f 100755 --- a/tools/testing/selftests/wireguard/netns.sh +++ b/tools/testing/selftests/wireguard/netns.sh @@ -39,7 +39,7 @@ ip0() { pretty 0 "ip $*"; ip -n $netns0 "$@"; } ip1() { pretty 1 "ip $*"; ip -n $netns1 "$@"; } ip2() { pretty 2 "ip $*"; ip -n $netns2 "$@"; } sleep() { read -t "$1" -N 1 || true; } -waitiperf() { pretty "${1//*-}" "wait for iperf:5201 pid $2"; while [[ $(ss -N "$1" -tlpH 'sport = 5201') != *\"iperf3\",pid=$2,fd=* ]]; do sleep 0.1; done; } +waitiperf() { pretty "${1//*-}" "wait for iperf:${3:-5201} pid $2"; while [[ $(ss -N "$1" -tlpH "sport = ${3:-5201}") != *\"iperf3\",pid=$2,fd=* ]]; do sleep 0.1; done; } waitncatudp() { pretty "${1//*-}" "wait for udp:1111 pid $2"; while [[ $(ss -N "$1" -ulpH 'sport = 1111') != *\"ncat\",pid=$2,fd=* ]]; do sleep 0.1; done; } waitiface() { pretty "${1//*-}" "wait for $2 to come up"; ip netns exec "$1" bash -c "while [[ \$(< \"/sys/class/net/$2/operstate\") != up ]]; do read -t .1 -N 0 || true; done;"; } @@ -141,6 +141,19 @@ tests() { n2 iperf3 -s -1 -B fd00::2 & waitiperf $netns2 $! n1 iperf3 -Z -t 3 -b 0 -u -c fd00::2 + + # TCP over IPv4, in parallel + for max in 4 5 50; do + local pids=( ) + for ((i=0; i < max; ++i)) do + n2 iperf3 -p $(( 5200 + i )) -s -1 -B 192.168.241.2 & + pids+=( $! ); waitiperf $netns2 $! $(( 5200 + i )) + done + for ((i=0; i < max; ++i)) do + n1 iperf3 -Z -t 3 -p $(( 5200 + i )) -c 192.168.241.2 & + done + wait "${pids[@]}" + done } [[ $(ip1 link show dev wg0) =~ mtu\ ([0-9]+) ]] && orig_mtu="${BASH_REMATCH[1]}"