diff --git a/Documentation/ABI/testing/sysfs-fs-f2fs b/Documentation/ABI/testing/sysfs-fs-f2fs index 67b3ed8e8c2f..3dfee94e0618 100644 --- a/Documentation/ABI/testing/sysfs-fs-f2fs +++ b/Documentation/ABI/testing/sysfs-fs-f2fs @@ -370,3 +370,10 @@ Date: April 2020 Contact: "Daeho Jeong" Description: Give a way to change iostat_period time. 3secs by default. The new iostat trace gives stats gap given the period. +What: /sys/fs/f2fs//max_io_bytes +Date: December 2020 +Contact: "Jaegeuk Kim" +Description: This gives a control to limit the bio size in f2fs. + Default is zero, which will follow underlying block layer limit, + whereas, if it has a certain bytes value, f2fs won't submit a + bio larger than that size. diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt index bb7ada670fee..64e0e18fca54 100644 --- a/Documentation/admin-guide/kernel-parameters.txt +++ b/Documentation/admin-guide/kernel-parameters.txt @@ -2952,7 +2952,7 @@ mtdset= [ARM] ARM/S3C2412 JIVE boot control - See arch/arm/mach-s3c2412/mach-jive.c + See arch/arm/mach-s3c/mach-jive.c mtouchusb.raw_coordinates= [HW] Make the MicroTouch USB driver use raw coordinates diff --git a/Documentation/arm/samsung-s3c24xx/gpio.rst b/Documentation/arm/samsung-s3c24xx/gpio.rst index f7c3d7d011a2..f4a8c800a457 100644 --- a/Documentation/arm/samsung-s3c24xx/gpio.rst +++ b/Documentation/arm/samsung-s3c24xx/gpio.rst @@ -29,7 +29,7 @@ GPIOLIB The following functions now either have a `s3c_` specific variant or are merged into gpiolib. See the definitions in - arch/arm/plat-samsung/include/plat/gpio-cfg.h: + arch/arm/mach-s3c/gpio-cfg.h: - s3c2410_gpio_setpin() gpio_set_value() or gpio_direction_output() - s3c2410_gpio_getpin() gpio_get_value() or gpio_direction_input() @@ -86,7 +86,7 @@ between the calls. Headers ------- - See arch/arm/mach-s3c24xx/include/mach/regs-gpio.h for the list + See arch/arm/mach-s3c/regs-gpio-s3c24xx.h for the list of GPIO pins, and the configuration values for them. This is included by using #include diff --git a/Documentation/arm/samsung-s3c24xx/overview.rst b/Documentation/arm/samsung-s3c24xx/overview.rst index e9a1dc7276b5..14535e5cffb7 100644 --- a/Documentation/arm/samsung-s3c24xx/overview.rst +++ b/Documentation/arm/samsung-s3c24xx/overview.rst @@ -18,7 +18,7 @@ Introduction versions. The S3C2416 and S3C2450 devices are very similar and S3C2450 support is - included under the arch/arm/mach-s3c2416 directory. Note, while core + included under the arch/arm/mach-s3c directory. Note, while core support for these SoCs is in, work on some of the extra peripherals and extra interrupts is still ongoing. @@ -37,19 +37,11 @@ Configuration Layout ------ - The core support files are located in the platform code contained in - arch/arm/plat-s3c24xx with headers in include/asm-arm/plat-s3c24xx. - This directory should be kept to items shared between the platform - code (arch/arm/plat-s3c24xx) and the arch/arm/mach-s3c24* code. + The core support files, register, kernel and paltform data are located in the + platform code contained in arch/arm/mach-s3c with headers in + arch/arm/mach-s3c/include - Each cpu has a directory with the support files for it, and the - machines that carry the device. For example S3C2410 is contained - in arch/arm/mach-s3c2410 and S3C2440 in arch/arm/mach-s3c2440 - - Register, kernel and platform data definitions are held in the - arch/arm/mach-s3c2410 directory./include/mach - -arch/arm/plat-s3c24xx: +arch/arm/mach-s3c: Files in here are either common to all the s3c24xx family, or are common to only some of them with names to indicate this @@ -134,7 +126,7 @@ Adding New Machines should keep this in mind before altering items outside of their own machine files. - Machine definitions should be kept in linux/arch/arm/mach-s3c2410, + Machine definitions should be kept in arch/arm/mach-s3c, and there are a number of examples that can be looked at. Read the kernel patch submission policies as well as the @@ -293,7 +285,7 @@ Platform Data } Note, since the code is marked as __init, it should not be - exported outside arch/arm/mach-s3c2410/, or exported to + exported outside arch/arm/mach-s3c/, or exported to modules via EXPORT_SYMBOL() and related functions. diff --git a/Documentation/arm/samsung-s3c24xx/usb-host.rst b/Documentation/arm/samsung-s3c24xx/usb-host.rst index c84268bd1884..7aaffac89e04 100644 --- a/Documentation/arm/samsung-s3c24xx/usb-host.rst +++ b/Documentation/arm/samsung-s3c24xx/usb-host.rst @@ -36,7 +36,7 @@ Board Support ------------- The driver attaches to a platform device, which will need to be - added by the board specific support file in linux/arch/arm/mach-s3c2410, + added by the board specific support file in arch/arm/mach-s3c, such as mach-bast.c or mach-smdk2410.c The platform device's platform_data field is only needed if the @@ -51,9 +51,9 @@ Board Support Platform Data ------------- - See arch/arm/mach-s3c2410/include/mach/usb-control.h for the + See include/linux/platform_data/usb-ohci-s3c2410.h for the descriptions of the platform device data. An implementation - can be found in linux/arch/arm/mach-s3c2410/usb-simtec.c . + can be found in arch/arm/mach-s3c/simtec-usb.c . The `struct s3c2410_hcd_info` contains a pair of functions that get called to enable over-current detection, and to diff --git a/Documentation/arm/samsung/gpio.rst b/Documentation/arm/samsung/gpio.rst index 5f7cadd7159e..f6e27b07c993 100644 --- a/Documentation/arm/samsung/gpio.rst +++ b/Documentation/arm/samsung/gpio.rst @@ -37,5 +37,4 @@ implementation to configure pins as necessary. The s3c_gpio_cfgpin() and s3c_gpio_setpull() provide the means for a driver or machine to change gpio configuration. -See arch/arm/plat-samsung/include/plat/gpio-cfg.h for more information -on these functions. +See arch/arm/mach-s3c/gpio-cfg.h for more information on these functions. diff --git a/Documentation/devicetree/bindings/arm/msm/qcom,llcc.yaml b/Documentation/devicetree/bindings/arm/msm/qcom,llcc.yaml index c3a8604dfa80..0a9889debc7c 100644 --- a/Documentation/devicetree/bindings/arm/msm/qcom,llcc.yaml +++ b/Documentation/devicetree/bindings/arm/msm/qcom,llcc.yaml @@ -23,6 +23,7 @@ properties: enum: - qcom,sc7180-llcc - qcom,sdm845-llcc + - qcom,sm8150-llcc reg: items: diff --git a/Documentation/devicetree/bindings/arm/tegra/nvidia,tegra30-actmon.txt b/Documentation/devicetree/bindings/arm/tegra/nvidia,tegra30-actmon.txt index ea670a5d7ee3..897eedfa2bc8 100644 --- a/Documentation/devicetree/bindings/arm/tegra/nvidia,tegra30-actmon.txt +++ b/Documentation/devicetree/bindings/arm/tegra/nvidia,tegra30-actmon.txt @@ -18,8 +18,30 @@ clock-names. See ../../clock/clock-bindings.txt for details. ../../reset/reset.txt for details. - reset-names: Must include the following entries: - actmon +- operating-points-v2: See ../bindings/opp/opp.txt for details. +- interconnects: Should contain entries for memory clients sitting on + MC->EMC memory interconnect path. +- interconnect-names: Should include name of the interconnect path for each + interconnect entry. Consult TRM documentation for + information about available memory clients, see MEMORY + CONTROLLER section. + +For each opp entry in 'operating-points-v2' table: +- opp-supported-hw: bitfield indicating SoC speedo ID mask +- opp-peak-kBps: peak bandwidth of the memory channel Example: + dfs_opp_table: opp-table { + compatible = "operating-points-v2"; + + opp@12750000 { + opp-hz = /bits/ 64 <12750000>; + opp-supported-hw = <0x000F>; + opp-peak-kBps = <51000>; + }; + ... + }; + actmon@6000c800 { compatible = "nvidia,tegra124-actmon"; reg = <0x0 0x6000c800 0x0 0x400>; @@ -29,4 +51,7 @@ Example: clock-names = "actmon", "emc"; resets = <&tegra_car 119>; reset-names = "actmon"; + operating-points-v2 = <&dfs_opp_table>; + interconnects = <&mc TEGRA124_MC_MPCORER &emc>; + interconnect-names = "cpu"; }; diff --git a/Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-host1x.txt b/Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-host1x.txt index ac63ae4a3861..34d993338453 100644 --- a/Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-host1x.txt +++ b/Documentation/devicetree/bindings/display/tegra/nvidia,tegra20-host1x.txt @@ -20,6 +20,10 @@ Required properties: - reset-names: Must include the following entries: - host1x +Each host1x client module having to perform DMA through the Memory Controller +should have the interconnect endpoints set to the Memory Client and External +Memory respectively. + The host1x top-level node defines a number of children, each representing one of the following host1x client modules: @@ -36,6 +40,12 @@ of the following host1x client modules: - reset-names: Must include the following entries: - mpe + Optional properties: + - interconnects: Must contain entry for the MPE memory clients. + - interconnect-names: Must include name of the interconnect path for each + interconnect entry. Consult TRM documentation for information about + available memory clients, see MEMORY CONTROLLER section. + - vi: video input Required properties: @@ -113,6 +123,12 @@ of the following host1x client modules: Required properties: - remote-endpoint: phandle to vi port 'endpoint' node. + Optional properties: + - interconnects: Must contain entry for the VI memory clients. + - interconnect-names: Must include name of the interconnect path for each + interconnect entry. Consult TRM documentation for information about + available memory clients, see MEMORY CONTROLLER section. + - epp: encoder pre-processor Required properties: @@ -126,6 +142,12 @@ of the following host1x client modules: - reset-names: Must include the following entries: - epp + Optional properties: + - interconnects: Must contain entry for the EPP memory clients. + - interconnect-names: Must include name of the interconnect path for each + interconnect entry. Consult TRM documentation for information about + available memory clients, see MEMORY CONTROLLER section. + - isp: image signal processor Required properties: @@ -139,6 +161,12 @@ of the following host1x client modules: - reset-names: Must include the following entries: - isp + Optional properties: + - interconnects: Must contain entry for the ISP memory clients. + - interconnect-names: Must include name of the interconnect path for each + interconnect entry. Consult TRM documentation for information about + available memory clients, see MEMORY CONTROLLER section. + - gr2d: 2D graphics engine Required properties: @@ -152,6 +180,12 @@ of the following host1x client modules: - reset-names: Must include the following entries: - 2d + Optional properties: + - interconnects: Must contain entry for the GR2D memory clients. + - interconnect-names: Must include name of the interconnect path for each + interconnect entry. Consult TRM documentation for information about + available memory clients, see MEMORY CONTROLLER section. + - gr3d: 3D graphics engine Required properties: @@ -170,6 +204,12 @@ of the following host1x client modules: - 3d - 3d2 (Only required on SoCs with two 3D clocks) + Optional properties: + - interconnects: Must contain entry for the GR3D memory clients. + - interconnect-names: Must include name of the interconnect path for each + interconnect entry. Consult TRM documentation for information about + available memory clients, see MEMORY CONTROLLER section. + - dc: display controller Required properties: @@ -197,6 +237,10 @@ of the following host1x client modules: - nvidia,hpd-gpio: specifies a GPIO used for hotplug detection - nvidia,edid: supplies a binary EDID blob - nvidia,panel: phandle of a display panel + - interconnects: Must contain entry for the DC memory clients. + - interconnect-names: Must include name of the interconnect path for each + interconnect entry. Consult TRM documentation for information about + available memory clients, see MEMORY CONTROLLER section. - hdmi: High Definition Multimedia Interface @@ -345,6 +389,12 @@ of the following host1x client modules: - reset-names: Must include the following entries: - vic + Optional properties: + - interconnects: Must contain entry for the VIC memory clients. + - interconnect-names: Must include name of the interconnect path for each + interconnect entry. Consult TRM documentation for information about + available memory clients, see MEMORY CONTROLLER section. + Example: / { @@ -498,6 +548,15 @@ Example: resets = <&tegra_car 27>; reset-names = "dc"; + interconnects = <&mc TEGRA20_MC_DISPLAY0A &emc>, + <&mc TEGRA20_MC_DISPLAY0B &emc>, + <&mc TEGRA20_MC_DISPLAY0C &emc>, + <&mc TEGRA20_MC_DISPLAYHC &emc>; + interconnect-names = "wina", + "winb", + "winc", + "cursor"; + rgb { status = "disabled"; }; @@ -513,6 +572,15 @@ Example: resets = <&tegra_car 26>; reset-names = "dc"; + interconnects = <&mc TEGRA20_MC_DISPLAY0AB &emc>, + <&mc TEGRA20_MC_DISPLAY0BB &emc>, + <&mc TEGRA20_MC_DISPLAY0CB &emc>, + <&mc TEGRA20_MC_DISPLAYHCB &emc>; + interconnect-names = "wina", + "winb", + "winc", + "cursor"; + rgb { status = "disabled"; }; 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..a08a32340987 --- /dev/null +++ b/Documentation/devicetree/bindings/memory-controllers/mediatek,smi-common.yaml @@ -0,0 +1,142 @@ +# 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, mt8183 and mt8192. + + 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 + - mediatek,mt8192-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 + - mediatek,mt8192-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..7ed7839ff0a7 --- /dev/null +++ b/Documentation/devicetree/bindings/memory-controllers/mediatek,smi-larb.yaml @@ -0,0 +1,132 @@ +# 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 + - mediatek,mt8192-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 + - mediatek,mt8192-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/memory-controllers/nvidia,tegra124-emc.yaml b/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra124-emc.yaml index 278549f9e051..09bde65e1955 100644 --- a/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra124-emc.yaml +++ b/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra124-emc.yaml @@ -29,11 +29,23 @@ properties: items: - const: emc + "#interconnect-cells": + const: 0 + nvidia,memory-controller: $ref: /schemas/types.yaml#/definitions/phandle description: phandle of the memory controller node + core-supply: + description: + Phandle of voltage regulator of the SoC "core" power domain. + + operating-points-v2: + description: + Should contain freqs and voltages and opp-supported-hw property, which + is a bitfield indicating SoC speedo ID mask. + patternProperties: "^emc-timings-[0-9]+$": type: object @@ -327,6 +339,8 @@ required: - clocks - clock-names - nvidia,memory-controller + - "#interconnect-cells" + - operating-points-v2 additionalProperties: false @@ -345,6 +359,7 @@ examples: #iommu-cells = <1>; #reset-cells = <1>; + #interconnect-cells = <1>; }; external-memory-controller@7001b000 { @@ -354,6 +369,10 @@ examples: clock-names = "emc"; nvidia,memory-controller = <&mc>; + operating-points-v2 = <&dvfs_opp_table>; + core-supply = <&vdd_core>; + + #interconnect-cells = <0>; emc-timings-0 { nvidia,ram-code = <3>; diff --git a/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra124-mc.yaml b/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra124-mc.yaml index 84d0339505b1..7b18b4d11e0a 100644 --- a/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra124-mc.yaml +++ b/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra124-mc.yaml @@ -40,6 +40,9 @@ properties: "#iommu-cells": const: 1 + "#interconnect-cells": + const: 1 + patternProperties: "^emc-timings-[0-9]+$": type: object @@ -104,6 +107,7 @@ required: - clock-names - "#reset-cells" - "#iommu-cells" + - "#interconnect-cells" additionalProperties: false @@ -119,6 +123,7 @@ examples: #iommu-cells = <1>; #reset-cells = <1>; + #interconnect-cells = <1>; emc-timings-3 { nvidia,ram-code = <3>; diff --git a/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra20-emc.txt b/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra20-emc.txt index add95367640b..cc443fcf4bec 100644 --- a/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra20-emc.txt +++ b/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra20-emc.txt @@ -12,18 +12,44 @@ Properties: irrespective of ram-code configuration. - interrupts : Should contain EMC General interrupt. - clocks : Should contain EMC clock. +- nvidia,memory-controller : Phandle of the Memory Controller node. +- #interconnect-cells : Should be 0. +- operating-points-v2: See ../bindings/opp/opp.txt for details. + +For each opp entry in 'operating-points-v2' table: +- opp-supported-hw: One bitfield indicating SoC process ID mask + + A bitwise AND is performed against this value and if any bit + matches, the OPP gets enabled. + +Optional properties: +- core-supply: Phandle of voltage regulator of the SoC "core" power domain. Child device nodes describe the memory settings for different configurations and clock rates. Example: + opp_table: opp-table { + compatible = "operating-points-v2"; + + opp@36000000 { + opp-microvolt = <950000 950000 1300000>; + opp-hz = /bits/ 64 <36000000>; + }; + ... + }; + memory-controller@7000f400 { #address-cells = < 1 >; #size-cells = < 0 >; + #interconnect-cells = <0>; compatible = "nvidia,tegra20-emc"; - reg = <0x7000f4000 0x200>; + reg = <0x7000f400 0x400>; interrupts = <0 78 0x04>; clocks = <&tegra_car TEGRA20_CLK_EMC>; + nvidia,memory-controller = <&mc>; + core-supply = <&core_vdd_reg>; + operating-points-v2 = <&opp_table>; } diff --git a/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra20-mc.txt b/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra20-mc.txt index e55328237df4..739b7c6f2e26 100644 --- a/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra20-mc.txt +++ b/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra20-mc.txt @@ -16,6 +16,8 @@ Required properties: IOMMU specifier needed to encode an address. GART supports only a single address space that is shared by all devices, therefore no additional information needed for the address encoding. +- #interconnect-cells : Should be 1. This cell represents memory client. + The assignments may be found in header file . Example: mc: memory-controller@7000f000 { @@ -27,6 +29,7 @@ Example: interrupts = ; #reset-cells = <1>; #iommu-cells = <0>; + #interconnect-cells = <1>; }; video-codec@6001a000 { diff --git a/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra30-emc.yaml b/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra30-emc.yaml index 112bae2fcbbd..0a2e2c0d0fdd 100644 --- a/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra30-emc.yaml +++ b/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra30-emc.yaml @@ -31,11 +31,23 @@ properties: interrupts: maxItems: 1 + "#interconnect-cells": + const: 0 + nvidia,memory-controller: $ref: /schemas/types.yaml#/definitions/phandle description: Phandle of the Memory Controller node. + core-supply: + description: + Phandle of voltage regulator of the SoC "core" power domain. + + operating-points-v2: + description: + Should contain freqs and voltages and opp-supported-hw property, which + is a bitfield indicating SoC speedo ID mask. + patternProperties: "^emc-timings-[0-9]+$": type: object @@ -214,6 +226,8 @@ required: - interrupts - clocks - nvidia,memory-controller + - "#interconnect-cells" + - operating-points-v2 additionalProperties: false @@ -226,6 +240,10 @@ examples: clocks = <&tegra_car 57>; nvidia,memory-controller = <&mc>; + operating-points-v2 = <&dvfs_opp_table>; + core-supply = <&vdd_core>; + + #interconnect-cells = <0>; emc-timings-1 { nvidia,ram-code = <1>; diff --git a/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra30-mc.yaml b/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra30-mc.yaml index 84fd57bcf0dc..5436e6d420bc 100644 --- a/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra30-mc.yaml +++ b/Documentation/devicetree/bindings/memory-controllers/nvidia,tegra30-mc.yaml @@ -57,6 +57,9 @@ properties: "#iommu-cells": const: 1 + "#interconnect-cells": + const: 1 + patternProperties: "^emc-timings-[0-9]+$": type: object @@ -120,6 +123,7 @@ required: - clock-names - "#reset-cells" - "#iommu-cells" + - "#interconnect-cells" additionalProperties: false @@ -135,6 +139,7 @@ examples: #iommu-cells = <1>; #reset-cells = <1>; + #interconnect-cells = <1>; emc-timings-1 { nvidia,ram-code = <1>; diff --git a/Documentation/devicetree/bindings/mfd/aspeed-lpc.txt b/Documentation/devicetree/bindings/mfd/aspeed-lpc.txt index a92acf1dd491..d0a38ba8b9ce 100644 --- a/Documentation/devicetree/bindings/mfd/aspeed-lpc.txt +++ b/Documentation/devicetree/bindings/mfd/aspeed-lpc.txt @@ -46,6 +46,7 @@ Required properties - compatible: One of: "aspeed,ast2400-lpc", "simple-mfd" "aspeed,ast2500-lpc", "simple-mfd" + "aspeed,ast2600-lpc", "simple-mfd" - reg: contains the physical address and length values of the Aspeed LPC memory region. @@ -64,6 +65,7 @@ BMC Node - compatible: One of: "aspeed,ast2400-lpc-bmc" "aspeed,ast2500-lpc-bmc" + "aspeed,ast2600-lpc-bmc" - reg: contains the physical address and length values of the H8S/2168-compatible LPC controller memory region @@ -74,6 +76,7 @@ Host Node - compatible: One of: "aspeed,ast2400-lpc-host", "simple-mfd", "syscon" "aspeed,ast2500-lpc-host", "simple-mfd", "syscon" + "aspeed,ast2600-lpc-host", "simple-mfd", "syscon" - reg: contains the address and length values of the host-related register space for the Aspeed LPC controller @@ -128,6 +131,7 @@ Required properties: - compatible: One of: "aspeed,ast2400-lpc-ctrl"; "aspeed,ast2500-lpc-ctrl"; + "aspeed,ast2600-lpc-ctrl"; - reg: contains offset/length values of the host interface controller memory regions @@ -168,6 +172,7 @@ Required properties: - compatible: One of: "aspeed,ast2400-lhc"; "aspeed,ast2500-lhc"; + "aspeed,ast2600-lhc"; - reg: contains offset/length values of the LHC memory regions. In the AST2400 and AST2500 there are two regions. @@ -187,7 +192,8 @@ state of the LPC bus. Some systems may chose to modify this configuration. Required properties: - - compatible: "aspeed,ast2500-lpc-reset" or + - compatible: "aspeed,ast2600-lpc-reset" or + "aspeed,ast2500-lpc-reset" "aspeed,ast2400-lpc-reset" - reg: offset and length of the IP in the LHC memory region - #reset-controller indicates the number of reset cells expected diff --git a/Documentation/devicetree/bindings/mfd/aspeed-scu.txt b/Documentation/devicetree/bindings/mfd/aspeed-scu.txt index 4d92c0bb6687..857ee33f7329 100644 --- a/Documentation/devicetree/bindings/mfd/aspeed-scu.txt +++ b/Documentation/devicetree/bindings/mfd/aspeed-scu.txt @@ -20,3 +20,29 @@ syscon: syscon@1e6e2000 { #clock-cells = <1>; #reset-cells = <1>; }; + +Silicon ID +----------------- + +Families have unique hardware silicon identifiers within the SoC. + +Required properties: + + - compatible: "aspeed,silicon-id" or: + "aspeed,ast2400-silicon-id" or + "aspeed,ast2500-silicon-id" or + "aspeed,ast2600-silicon-id" + + - reg: offset and length of the silicon id information + optionally, a second offset and length describes the unique chip id + + The reg should be the unique silicon id register, and + not backwards compatible one in eg. the 2600. + +Example: + + +silicon-id@7c { + compatible = "aspeed,ast2500-silicon-id", "aspeed,silicon-id"; + reg = <0x7c 0x4 0x150 0x8>; +}; diff --git a/Documentation/devicetree/bindings/power/qcom,rpmpd.yaml b/Documentation/devicetree/bindings/power/qcom,rpmpd.yaml index 8058955fb3b9..64825128ee97 100644 --- a/Documentation/devicetree/bindings/power/qcom,rpmpd.yaml +++ b/Documentation/devicetree/bindings/power/qcom,rpmpd.yaml @@ -16,12 +16,16 @@ description: properties: compatible: enum: + - qcom,msm8916-rpmpd + - qcom,msm8939-rpmpd - qcom,msm8976-rpmpd - qcom,msm8996-rpmpd - qcom,msm8998-rpmpd - qcom,qcs404-rpmpd + - qcom,sdm660-rpmpd - qcom,sc7180-rpmhpd - qcom,sdm845-rpmhpd + - qcom,sdx55-rpmhpd - qcom,sm8150-rpmhpd - qcom,sm8250-rpmhpd diff --git a/Documentation/devicetree/bindings/soc/mediatek/devapc.yaml b/Documentation/devicetree/bindings/soc/mediatek/devapc.yaml new file mode 100644 index 000000000000..6c763f873a63 --- /dev/null +++ b/Documentation/devicetree/bindings/soc/mediatek/devapc.yaml @@ -0,0 +1,58 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +# # Copyright 2020 MediaTek Inc. +%YAML 1.2 +--- +$id: "http://devicetree.org/schemas/soc/mediatek/devapc.yaml#" +$schema: "http://devicetree.org/meta-schemas/core.yaml#" + +title: MediaTek Device Access Permission Control driver + +description: | + MediaTek bus fabric provides TrustZone security support and data + protection to prevent slaves from being accessed by unexpected masters. + The security violation is logged and sent to the processor for further + analysis and countermeasures. + +maintainers: + - Neal Liu + +properties: + compatible: + enum: + - mediatek,mt6779-devapc + + reg: + description: The base address of devapc register bank + maxItems: 1 + + interrupts: + description: A single interrupt specifier + maxItems: 1 + + clocks: + description: Contains module clock source and clock names + maxItems: 1 + + clock-names: + description: Names of the clocks list in clocks property + maxItems: 1 + +required: + - compatible + - reg + - interrupts + - clocks + - clock-names + +examples: + - | + #include + #include + + devapc: devapc@10207000 { + compatible = "mediatek,mt6779-devapc"; + reg = <0x10207000 0x1000>; + interrupts = ; + clocks = <&infracfg_ao CLK_INFRA_DEVICE_APC>; + clock-names = "devapc-infra-clock"; + }; diff --git a/Documentation/devicetree/bindings/soc/xilinx/xlnx,vcu-settings.yaml b/Documentation/devicetree/bindings/soc/xilinx/xlnx,vcu-settings.yaml new file mode 100644 index 000000000000..378d0ced43c8 --- /dev/null +++ b/Documentation/devicetree/bindings/soc/xilinx/xlnx,vcu-settings.yaml @@ -0,0 +1,34 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/soc/xilinx/xlnx,vcu-settings.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Xilinx VCU Settings + +maintainers: + - Michael Tretter + +description: | + The Xilinx VCU Settings provides information about the configuration of the + video codec unit. + +properties: + compatible: + items: + - const: xlnx,vcu-settings + - const: syscon + + reg: + maxItems: 1 + +required: + - compatible + - reg + +examples: + - | + xlnx_vcu: vcu@a0041000 { + compatible = "xlnx,vcu-settings", "syscon"; + reg = <0x0 0xa0041000 0x0 0x1000>; + }; diff --git a/Documentation/devicetree/bindings/soc/xilinx/xlnx,vcu.txt b/Documentation/devicetree/bindings/soc/xilinx/xlnx,vcu.txt index 6786d6715df0..2417b13ba468 100644 --- a/Documentation/devicetree/bindings/soc/xilinx/xlnx,vcu.txt +++ b/Documentation/devicetree/bindings/soc/xilinx/xlnx,vcu.txt @@ -12,10 +12,7 @@ Required properties: - compatible: shall be one of: "xlnx,vcu" "xlnx,vcu-logicoreip-1.0" -- reg, reg-names: There are two sets of registers need to provide. - 1. vcu slcr - 2. Logicore - reg-names should contain name for the each register sequence. +- reg : The base offset and size of the VCU_PL_SLCR register space. - clocks: phandle for aclk and pll_ref clocksource - clock-names: The identification string, "aclk", is always required for the axi clock. "pll_ref" is required for pll. @@ -23,9 +20,7 @@ Example: xlnx_vcu: vcu@a0040000 { compatible = "xlnx,vcu-logicoreip-1.0"; - reg = <0x0 0xa0040000 0x0 0x1000>, - <0x0 0xa0041000 0x0 0x1000>; - reg-names = "vcu_slcr", "logicore"; + reg = <0x0 0xa0040000 0x0 0x1000>; clocks = <&si570_1>, <&clkc 71>; clock-names = "pll_ref", "aclk"; }; diff --git a/Documentation/filesystems/ext2.rst b/Documentation/filesystems/ext2.rst index d83dbbb162e2..c2fce22cfd03 100644 --- a/Documentation/filesystems/ext2.rst +++ b/Documentation/filesystems/ext2.rst @@ -1,6 +1,7 @@ .. SPDX-License-Identifier: GPL-2.0 +============================== The Second Extended Filesystem ============================== diff --git a/Documentation/filesystems/f2fs.rst b/Documentation/filesystems/f2fs.rst index b8ee761c9922..dae15c96e659 100644 --- a/Documentation/filesystems/f2fs.rst +++ b/Documentation/filesystems/f2fs.rst @@ -260,6 +260,14 @@ compress_extension=%s Support adding specified extension, so that f2fs can enab For other files, we can still enable compression via ioctl. Note that, there is one reserved special extension '*', it can be set to enable compression for all files. +compress_chksum Support verifying chksum of raw data in compressed cluster. +compress_mode=%s Control file compression mode. This supports "fs" and "user" + modes. In "fs" mode (default), f2fs does automatic compression + on the compression enabled files. In "user" mode, f2fs disables + the automaic compression and gives the user discretion of + choosing the target file and the timing. The user can do manual + compression/decompression on the compression enabled files using + ioctls. inlinecrypt When possible, encrypt/decrypt the contents of encrypted files using the blk-crypto framework rather than filesystem-layer encryption. This allows the use of @@ -810,6 +818,34 @@ Compress metadata layout:: | data length | data chksum | reserved | compressed data | +-------------+-------------+----------+----------------------------+ +Compression mode +-------------------------- + +f2fs supports "fs" and "user" compression modes with "compression_mode" mount option. +With this option, f2fs provides a choice to select the way how to compress the +compression enabled files (refer to "Compression implementation" section for how to +enable compression on a regular inode). + +1) compress_mode=fs +This is the default option. f2fs does automatic compression in the writeback of the +compression enabled files. + +2) compress_mode=user +This disables the automaic compression and gives the user discretion of choosing the +target file and the timing. The user can do manual compression/decompression on the +compression enabled files using F2FS_IOC_DECOMPRESS_FILE and F2FS_IOC_COMPRESS_FILE +ioctls like the below. + +To decompress a file, + +fd = open(filename, O_WRONLY, 0); +ret = ioctl(fd, F2FS_IOC_DECOMPRESS_FILE); + +To compress a file, + +fd = open(filename, O_WRONLY, 0); +ret = ioctl(fd, F2FS_IOC_COMPRESS_FILE); + NVMe Zoned Namespace devices ---------------------------- diff --git a/Documentation/networking/device_drivers/ethernet/davicom/dm9000.rst b/Documentation/networking/device_drivers/ethernet/davicom/dm9000.rst index d5458da01083..14eb0a4d4e4e 100644 --- a/Documentation/networking/device_drivers/ethernet/davicom/dm9000.rst +++ b/Documentation/networking/device_drivers/ethernet/davicom/dm9000.rst @@ -34,7 +34,7 @@ These resources should be specified in that order, as the ordering of the two address regions is important (the driver expects these to be address and then data). -An example from arch/arm/mach-s3c2410/mach-bast.c is:: +An example from arch/arm/mach-s3c/mach-bast.c is:: static struct resource bast_dm9k_resource[] = { [0] = { diff --git a/MAINTAINERS b/MAINTAINERS index 0e981991a575..552cc3f2626b 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -2074,7 +2074,7 @@ M: Matthias Brugger L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers) L: linux-mediatek@lists.infradead.org (moderated for non-subscribers) S: Maintained -W: https://mtk.bcnfs.org/ +W: https://mtk.wiki.kernel.org/ C: irc://chat.freenode.net/linux-mediatek F: arch/arm/boot/dts/mt6* F: arch/arm/boot/dts/mt7* @@ -6746,6 +6746,7 @@ F: Documentation/filesystems/f2fs.rst F: fs/f2fs/ F: include/linux/f2fs_fs.h F: include/trace/events/f2fs.h +F: include/uapi/linux/f2fs.h F71805F HARDWARE MONITORING DRIVER M: Jean Delvare @@ -11436,6 +11437,7 @@ S: Maintained T: git git://git.kernel.org/pub/scm/linux/kernel/git/krzk/linux-mem-ctrl.git F: Documentation/devicetree/bindings/memory-controllers/ F: drivers/memory/ +F: include/dt-bindings/memory/ MEMORY FREQUENCY SCALING DRIVERS FOR NVIDIA TEGRA M: Dmitry Osipenko diff --git a/arch/arm/boot/dts/am335x-nano.dts b/arch/arm/boot/dts/am335x-nano.dts index 0946fbf1b1fb..0dbc72d726c9 100644 --- a/arch/arm/boot/dts/am335x-nano.dts +++ b/arch/arm/boot/dts/am335x-nano.dts @@ -238,7 +238,6 @@ &gpmc { compatible = "ti,am3352-gpmc"; - ti,hwmods = "gpmc"; status = "okay"; gpmc,num-waitpins = <2>; pinctrl-names = "default"; diff --git a/arch/arm/boot/dts/am33xx-l4.dtsi b/arch/arm/boot/dts/am33xx-l4.dtsi index cb164dfec56d..78088506d25b 100644 --- a/arch/arm/boot/dts/am33xx-l4.dtsi +++ b/arch/arm/boot/dts/am33xx-l4.dtsi @@ -1,5 +1,8 @@ &l4_wkup { /* 0x44c00000 */ - compatible = "ti,am33xx-l4-wkup", "simple-bus"; + compatible = "ti,am33xx-l4-wkup", "simple-pm-bus"; + power-domains = <&prm_wkup>; + clocks = <&l4_wkup_clkctrl AM3_L4_WKUP_L4_WKUP_CLKCTRL 0>; + clock-names = "fck"; reg = <0x44c00000 0x800>, <0x44c00800 0x800>, <0x44c01000 0x400>, @@ -12,7 +15,7 @@ <0x00200000 0x44e00000 0x100000>; /* segment 2 */ segment@0 { /* 0x44c00000 */ - compatible = "simple-bus"; + compatible = "simple-pm-bus"; #address-cells = <1>; #size-cells = <1>; ranges = <0x00000000 0x00000000 0x000800>, /* ap 0 */ @@ -22,7 +25,7 @@ }; segment@100000 { /* 0x44d00000 */ - compatible = "simple-bus"; + compatible = "simple-pm-bus"; #address-cells = <1>; #size-cells = <1>; ranges = <0x00000000 0x00100000 0x004000>, /* ap 4 */ @@ -34,23 +37,27 @@ compatible = "ti,sysc-omap4", "ti,sysc"; reg = <0x0 0x4>; reg-names = "rev"; + clocks = <&l4_wkup_aon_clkctrl AM3_L4_WKUP_AON_WKUP_M3_CLKCTRL 0>; + clock-names = "fck"; #address-cells = <1>; #size-cells = <1>; - ranges = <0x0 0x0 0x4000>; - status = "disabled"; - }; + ranges = <0x00000000 0x00000000 0x4000>, + <0x00080000 0x00080000 0x2000>; - target-module@80000 { /* 0x44d80000, ap 6 10.0 */ - compatible = "ti,sysc"; - status = "disabled"; - #address-cells = <1>; - #size-cells = <1>; - ranges = <0x0 0x80000 0x2000>; + wkup_m3: cpu@0 { + compatible = "ti,am3352-wkup-m3"; + reg = <0x00000000 0x4000>, + <0x00080000 0x2000>; + reg-names = "umem", "dmem"; + resets = <&prm_wkup 3>; + reset-names = "rstctrl"; + ti,pm-firmware = "am335x-pm-firmware.elf"; + }; }; }; segment@200000 { /* 0x44e00000 */ - compatible = "simple-bus"; + compatible = "simple-pm-bus"; #address-cells = <1>; #size-cells = <1>; ranges = <0x00000000 0x00200000 0x002000>, /* ap 8 */ @@ -274,6 +281,9 @@ compatible = "ti,sysc-omap4", "ti,sysc"; reg = <0x10000 0x4>; reg-names = "rev"; + clocks = <&l4_wkup_clkctrl AM3_L4_WKUP_CONTROL_CLKCTRL 0>; + clock-names = "fck"; + ti,no-idle; #address-cells = <1>; #size-cells = <1>; ranges = <0x00000000 0x00010000 0x00010000>, @@ -433,6 +443,7 @@ , ; /* Domains (P, C): rtc_pwrdm, l4_rtc_clkdm */ + power-domains = <&prm_rtc>; clocks = <&l4_rtc_clkctrl AM3_L4_RTC_RTC_CLKCTRL 0>; clock-names = "fck"; #address-cells = <1>; @@ -658,7 +669,10 @@ }; &l4_fast { /* 0x4a000000 */ - compatible = "ti,am33xx-l4-fast", "simple-bus"; + compatible = "ti,am33xx-l4-fast", "simple-pm-bus"; + power-domains = <&prm_per>; + clocks = <&l4hs_clkctrl AM3_L4HS_L4_HS_CLKCTRL 0>; + clock-names = "fck"; reg = <0x4a000000 0x800>, <0x4a000800 0x800>, <0x4a001000 0x400>; @@ -668,7 +682,7 @@ ranges = <0x00000000 0x4a000000 0x1000000>; /* segment 0 */ segment@0 { /* 0x4a000000 */ - compatible = "simple-bus"; + compatible = "simple-pm-bus"; #address-cells = <1>; #size-cells = <1>; ranges = <0x00000000 0x00000000 0x000800>, /* ap 0 */ @@ -837,7 +851,10 @@ }; &l4_per { /* 0x48000000 */ - compatible = "ti,am33xx-l4-per", "simple-bus"; + compatible = "ti,am33xx-l4-per", "simple-pm-bus"; + power-domains = <&prm_per>; + clocks = <&l4ls_clkctrl AM3_L4LS_L4_LS_CLKCTRL 0>; + clock-names = "fck"; reg = <0x48000000 0x800>, <0x48000800 0x800>, <0x48001000 0x400>, @@ -855,7 +872,7 @@ <0x46400000 0x46400000 0x400000>; /* l3 data port */ segment@0 { /* 0x48000000 */ - compatible = "simple-bus"; + compatible = "simple-pm-bus"; #address-cells = <1>; #size-cells = <1>; ranges = <0x00000000 0x00000000 0x000800>, /* ap 0 */ @@ -1466,7 +1483,7 @@ }; segment@100000 { /* 0x48100000 */ - compatible = "simple-bus"; + compatible = "simple-pm-bus"; #address-cells = <1>; #size-cells = <1>; ranges = <0x0008c000 0x0018c000 0x001000>, /* ap 42 */ @@ -1850,13 +1867,31 @@ }; segment@200000 { /* 0x48200000 */ - compatible = "simple-bus"; + compatible = "simple-pm-bus"; #address-cells = <1>; #size-cells = <1>; + ranges = <0x00000000 0x00200000 0x010000>; + + target-module@0 { + compatible = "ti,sysc-omap4-simple", "ti,sysc"; + power-domains = <&prm_mpu>; + clocks = <&mpu_clkctrl AM3_MPU_MPU_CLKCTRL 0>; + clock-names = "fck"; + ti,no-idle; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0 0 0x10000>; + + mpu@0 { + compatible = "ti,omap3-mpu"; + pm-sram = <&pm_sram_code + &pm_sram_data>; + }; + }; }; segment@300000 { /* 0x48300000 */ - compatible = "simple-bus"; + compatible = "simple-pm-bus"; #address-cells = <1>; #size-cells = <1>; ranges = <0x00000000 0x00300000 0x001000>, /* ap 66 */ diff --git a/arch/arm/boot/dts/am33xx.dtsi b/arch/arm/boot/dts/am33xx.dtsi index 4c2298024137..5b213a1e68bb 100644 --- a/arch/arm/boot/dts/am33xx.dtsi +++ b/arch/arm/boot/dts/am33xx.dtsi @@ -144,11 +144,28 @@ }; }; - pmu@4b000000 { - compatible = "arm,cortex-a8-pmu"; - interrupts = <3>; - reg = <0x4b000000 0x1000000>; - ti,hwmods = "debugss"; + target-module@4b000000 { + compatible = "ti,sysc-omap4-simple", "ti,sysc"; + clocks = <&l3_clkctrl AM3_L3_L3_INSTR_CLKCTRL 0>; + clock-names = "fck"; + ti,no-idle; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0x0 0x4b000000 0x1000000>; + + target-module@140000 { + compatible = "ti,sysc-omap4-simple", "ti,sysc"; + clocks = <&l3_aon_clkctrl AM3_L3_AON_DEBUGSS_CLKCTRL 0>; + clock-names = "fck"; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0x0 0x140000 0xec0000>; + + pmu@0 { + compatible = "arm,cortex-a8-pmu"; + interrupts = <3>; + }; + }; }; /* @@ -157,12 +174,6 @@ */ soc { compatible = "ti,omap-infra"; - mpu { - compatible = "ti,omap3-mpu"; - ti,hwmods = "mpu"; - pm-sram = <&pm_sram_code - &pm_sram_data>; - }; }; /* @@ -173,21 +184,15 @@ * the whole bus hierarchy. */ ocp: ocp { - compatible = "simple-bus"; + compatible = "simple-pm-bus"; + power-domains = <&prm_per>; + clocks = <&l3_clkctrl AM3_L3_L3_MAIN_CLKCTRL 0>; + clock-names = "fck"; #address-cells = <1>; #size-cells = <1>; ranges; - ti,hwmods = "l3_main"; l4_wkup: interconnect@44c00000 { - wkup_m3: wkup_m3@100000 { - compatible = "ti,am3352-wkup-m3"; - reg = <0x100000 0x4000>, - <0x180000 0x2000>; - reg-names = "umem", "dmem"; - ti,hwmods = "wkup_m3"; - ti,pm-firmware = "am335x-pm-firmware.elf"; - }; }; l4_per: interconnect@48000000 { }; @@ -458,53 +463,89 @@ }; }; - ocmcram: sram@40300000 { - compatible = "mmio-sram"; - reg = <0x40300000 0x10000>; /* 64k */ - ranges = <0x0 0x40300000 0x10000>; + target-module@40300000 { + compatible = "ti,sysc-omap4-simple", "ti,sysc"; + clocks = <&l3_clkctrl AM3_L3_OCMCRAM_CLKCTRL 0>; + clock-names = "fck"; + ti,no-idle; #address-cells = <1>; #size-cells = <1>; + ranges = <0 0x40300000 0x10000>; - pm_sram_code: pm-code-sram@0 { - compatible = "ti,sram"; - reg = <0x0 0x1000>; - protect-exec; - }; + ocmcram: sram@0 { + compatible = "mmio-sram"; + reg = <0 0x10000>; /* 64k */ + ranges = <0 0 0x10000>; + #address-cells = <1>; + #size-cells = <1>; - pm_sram_data: pm-data-sram@1000 { - compatible = "ti,sram"; - reg = <0x1000 0x1000>; - pool; + pm_sram_code: pm-code-sram@0 { + compatible = "ti,sram"; + reg = <0x0 0x1000>; + protect-exec; + }; + + pm_sram_data: pm-data-sram@1000 { + compatible = "ti,sram"; + reg = <0x1000 0x1000>; + pool; + }; }; }; - emif: emif@4c000000 { - compatible = "ti,emif-am3352"; - reg = <0x4c000000 0x1000000>; - ti,hwmods = "emif"; - interrupts = <101>; - sram = <&pm_sram_code - &pm_sram_data>; + target-module@4c000000 { + compatible = "ti,sysc-omap4-simple", "ti,sysc"; + reg = <0x4c000000 0x4>; + reg-names = "rev"; + clocks = <&l3_clkctrl AM3_L3_EMIF_CLKCTRL 0>; + clock-names = "fck"; ti,no-idle; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0x0 0x4c000000 0x1000000>; + + emif: emif@0 { + compatible = "ti,emif-am3352"; + reg = <0 0x1000000>; + interrupts = <101>; + sram = <&pm_sram_code + &pm_sram_data>; + }; }; - gpmc: gpmc@50000000 { - compatible = "ti,am3352-gpmc"; - ti,hwmods = "gpmc"; - ti,no-idle-on-init; - reg = <0x50000000 0x2000>; - interrupts = <100>; - dmas = <&edma 52 0>; - dma-names = "rxtx"; - gpmc,num-cs = <7>; - gpmc,num-waitpins = <2>; - #address-cells = <2>; + target-module@50000000 { + compatible = "ti,sysc-omap2", "ti,sysc"; + reg = <0x50000000 4>, + <0x50000010 4>, + <0x50000014 4>; + reg-names = "rev", "sysc", "syss"; + ti,sysc-sidle = , + , + ; + ti,syss-mask = <1>; + clocks = <&l3s_clkctrl AM3_L3S_GPMC_CLKCTRL 0>; + clock-names = "fck"; + #address-cells = <1>; #size-cells = <1>; - interrupt-controller; - #interrupt-cells = <2>; - gpio-controller; - #gpio-cells = <2>; - status = "disabled"; + ranges = <0x50000000 0x50000000 0x00001000>, /* regs */ + <0x00000000 0x00000000 0x40000000>; /* data */ + + gpmc: gpmc@50000000 { + compatible = "ti,am3352-gpmc"; + reg = <0x50000000 0x2000>; + interrupts = <100>; + dmas = <&edma 52 0>; + dma-names = "rxtx"; + gpmc,num-cs = <7>; + gpmc,num-waitpins = <2>; + #address-cells = <2>; + #size-cells = <1>; + interrupt-controller; + #interrupt-cells = <2>; + gpio-controller; + #gpio-cells = <2>; + status = "disabled"; + }; }; sham_target: target-module@53100000 { @@ -601,12 +642,20 @@ compatible = "ti,am3-prm-inst", "ti,omap-prm-inst"; reg = <0xc00 0x100>; #reset-cells = <1>; + #power-domain-cells = <0>; }; prm_wkup: prm@d00 { compatible = "ti,am3-prm-inst", "ti,omap-prm-inst"; reg = <0xd00 0x100>; #reset-cells = <1>; + #power-domain-cells = <0>; + }; + + prm_mpu: prm@e00 { + compatible = "ti,am3-prm-inst", "ti,omap-prm-inst"; + reg = <0xe00 0x100>; + #power-domain-cells = <0>; }; prm_device: prm@f00 { @@ -615,16 +664,31 @@ #reset-cells = <1>; }; + prm_rtc: prm@1000 { + compatible = "ti,am3-prm-inst", "ti,omap-prm-inst"; + reg = <0x1000 0x100>; + #power-domain-cells = <0>; + }; + prm_gfx: prm@1100 { compatible = "ti,am3-prm-inst", "ti,omap-prm-inst"; reg = <0x1100 0x100>; #power-domain-cells = <0>; #reset-cells = <1>; }; + + prm_cefuse: prm@1200 { + compatible = "ti,am3-prm-inst", "ti,omap-prm-inst"; + reg = <0x1200 0x100>; + #power-domain-cells = <0>; + }; }; /* Preferred always-on timer for clocksource */ &timer1_target { + clocks = <&l4_wkup_clkctrl AM3_L4_WKUP_TIMER1_CLKCTRL 0>, + <&l4_wkup_clkctrl AM3_L4_WKUP_L4_WKUP_CLKCTRL 0>; + clock-names = "fck", "ick"; ti,no-reset-on-init; ti,no-idle; timer@0 { @@ -635,6 +699,9 @@ /* Preferred timer for clockevent */ &timer2_target { + clocks = <&l4ls_clkctrl AM3_L4LS_TIMER2_CLKCTRL 0>, + <&l4ls_clkctrl AM3_L4LS_L4_LS_CLKCTRL 0>; + clock-names = "fck", "ick"; ti,no-reset-on-init; ti,no-idle; timer@0 { diff --git a/arch/arm/boot/dts/am4372.dtsi b/arch/arm/boot/dts/am4372.dtsi index 878406b120be..57a85a6c34a2 100644 --- a/arch/arm/boot/dts/am4372.dtsi +++ b/arch/arm/boot/dts/am4372.dtsi @@ -107,12 +107,6 @@ soc { compatible = "ti,omap-infra"; - mpu { - compatible = "ti,omap4-mpu"; - ti,hwmods = "mpu"; - pm-sram = <&pm_sram_code - &pm_sram_data>; - }; }; gic: interrupt-controller@48241000 { @@ -161,40 +155,48 @@ }; ocp@44000000 { - compatible = "ti,am4372-l3-noc", "simple-bus"; + compatible = "simple-pm-bus"; + power-domains = <&prm_per>; + clocks = <&l3_clkctrl AM4_L3_L3_MAIN_CLKCTRL 0>; + clock-names = "fck"; #address-cells = <1>; #size-cells = <1>; ranges; - ti,hwmods = "l3_main"; ti,no-idle; - reg = <0x44000000 0x400000 - 0x44800000 0x400000>; - interrupts = , - ; + + l3-noc@44000000 { + compatible = "ti,am4372-l3-noc"; + reg = <0x44000000 0x400000>, + <0x44800000 0x400000>; + interrupts = , + ; + }; l4_wkup: interconnect@44c00000 { - wkup_m3: wkup_m3@100000 { - compatible = "ti,am4372-wkup-m3"; - reg = <0x100000 0x4000>, - <0x180000 0x2000>; - reg-names = "umem", "dmem"; - ti,hwmods = "wkup_m3"; - ti,pm-firmware = "am335x-pm-firmware.elf"; - }; }; l4_per: interconnect@48000000 { }; l4_fast: interconnect@4a000000 { }; - emif: emif@4c000000 { - compatible = "ti,emif-am4372"; - reg = <0x4c000000 0x1000000>; - ti,hwmods = "emif"; - interrupts = ; + target-module@4c000000 { + compatible = "ti,sysc-omap4-simple", "ti,sysc"; + reg = <0x4c000000 0x4>; + reg-names = "rev"; + clocks = <&emif_clkctrl AM4_EMIF_EMIF_CLKCTRL 0>; + clock-names = "fck"; ti,no-idle; - sram = <&pm_sram_code - &pm_sram_data>; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0x0 0x4c000000 0x1000000>; + + emif: emif@0 { + compatible = "ti,emif-am4372"; + reg = <0 0x1000000>; + interrupts = ; + sram = <&pm_sram_code + &pm_sram_data>; + }; }; target-module@49000000 { @@ -434,24 +436,41 @@ ranges = <0x0 0x54400000 0x80000>; }; - gpmc: gpmc@50000000 { - compatible = "ti,am3352-gpmc"; - ti,hwmods = "gpmc"; - dmas = <&edma 52 0>; - dma-names = "rxtx"; - clocks = <&l3s_gclk>; + target-module@50000000 { + compatible = "ti,sysc-omap2", "ti,sysc"; + reg = <0x50000000 4>, + <0x50000010 4>, + <0x50000014 4>; + reg-names = "rev", "sysc", "syss"; + ti,sysc-sidle = , + , + ; + ti,syss-mask = <1>; + clocks = <&l3s_clkctrl AM4_L3S_GPMC_CLKCTRL 0>; clock-names = "fck"; - reg = <0x50000000 0x2000>; - interrupts = ; - gpmc,num-cs = <7>; - gpmc,num-waitpins = <2>; - #address-cells = <2>; + #address-cells = <1>; #size-cells = <1>; - interrupt-controller; - #interrupt-cells = <2>; - gpio-controller; - #gpio-cells = <2>; - status = "disabled"; + ranges = <0x50000000 0x50000000 0x00001000>, /* regs */ + <0x00000000 0x00000000 0x40000000>; /* data */ + + gpmc: gpmc@50000000 { + compatible = "ti,am3352-gpmc"; + dmas = <&edma 52 0>; + dma-names = "rxtx"; + clocks = <&l3s_gclk>; + clock-names = "fck"; + reg = <0x50000000 0x2000>; + interrupts = ; + gpmc,num-cs = <7>; + gpmc,num-waitpins = <2>; + #address-cells = <2>; + #size-cells = <1>; + interrupt-controller; + #interrupt-cells = <2>; + gpio-controller; + #gpio-cells = <2>; + status = "disabled"; + }; }; target-module@47900000 { @@ -484,23 +503,33 @@ }; }; - ocmcram: sram@40300000 { - compatible = "mmio-sram"; - reg = <0x40300000 0x40000>; /* 256k */ - ranges = <0x0 0x40300000 0x40000>; + target-module@40300000 { + compatible = "ti,sysc-omap4-simple", "ti,sysc"; + clocks = <&l3_clkctrl AM4_L3_OCMCRAM_CLKCTRL 0>; + clock-names = "fck"; + ti,no-idle; #address-cells = <1>; #size-cells = <1>; + ranges = <0 0x40300000 0x40000>; - pm_sram_code: pm-code-sram@0 { - compatible = "ti,sram"; - reg = <0x0 0x1000>; - protect-exec; - }; + ocmcram: sram@0 { + compatible = "mmio-sram"; + reg = <0 0x40000>; /* 256k */ + ranges = <0 0 0x40000>; + #address-cells = <1>; + #size-cells = <1>; - pm_sram_data: pm-data-sram@1000 { - compatible = "ti,sram"; - reg = <0x1000 0x1000>; - pool; + pm_sram_code: pm-code-sram@0 { + compatible = "ti,sram"; + reg = <0x0 0x1000>; + protect-exec; + }; + + pm_sram_data: pm-data-sram@1000 { + compatible = "ti,sram"; + reg = <0x1000 0x1000>; + pool; + }; }; }; @@ -531,6 +560,12 @@ #include "am43xx-clocks.dtsi" &prcm { + prm_mpu: prm@300 { + compatible = "ti,am4-prm-inst", "ti,omap-prm-inst"; + reg = <0x300 0x100>; + #power-domain-cells = <0>; + }; + prm_gfx: prm@400 { compatible = "ti,am4-prm-inst", "ti,omap-prm-inst"; reg = <0x400 0x100>; @@ -538,16 +573,36 @@ #reset-cells = <1>; }; + prm_rtc: prm@500 { + compatible = "ti,am4-prm-inst", "ti,omap-prm-inst"; + reg = <0x500 0x100>; + #power-domain-cells = <0>; + }; + + prm_tamper: prm@600 { + compatible = "ti,am4-prm-inst", "ti,omap-prm-inst"; + reg = <0x600 0x100>; + #power-domain-cells = <0>; + }; + + prm_cefuse: prm@700 { + compatible = "ti,am4-prm-inst", "ti,omap-prm-inst"; + reg = <0x700 0x100>; + #power-domain-cells = <0>; + }; + prm_per: prm@800 { compatible = "ti,am4-prm-inst", "ti,omap-prm-inst"; reg = <0x800 0x100>; #reset-cells = <1>; + #power-domain-cells = <0>; }; prm_wkup: prm@2000 { compatible = "ti,am4-prm-inst", "ti,omap-prm-inst"; reg = <0x2000 0x100>; #reset-cells = <1>; + #power-domain-cells = <0>; }; prm_device: prm@4000 { @@ -561,6 +616,9 @@ &timer1_target { ti,no-reset-on-init; ti,no-idle; + clocks = <&l4_wkup_clkctrl AM4_L4_WKUP_TIMER1_CLKCTRL 0>, + <&l4_wkup_clkctrl AM4_L4_WKUP_L4_WKUP_CLKCTRL 0>; + clock-names = "fck", "ick"; timer@0 { assigned-clocks = <&timer1_fck>; assigned-clock-parents = <&sys_clkin_ck>; @@ -571,6 +629,9 @@ &timer2_target { ti,no-reset-on-init; ti,no-idle; + clocks = <&l4ls_clkctrl AM4_L4LS_TIMER2_CLKCTRL 0>, + <&l4ls_clkctrl AM4_L4LS_L4_LS_CLKCTRL 0>; + clock-names = "fck", "ick"; timer@0 { assigned-clocks = <&timer2_fck>; assigned-clock-parents = <&sys_clkin_ck>; diff --git a/arch/arm/boot/dts/am437x-l4.dtsi b/arch/arm/boot/dts/am437x-l4.dtsi index 8ec3295d5223..e217ffc09770 100644 --- a/arch/arm/boot/dts/am437x-l4.dtsi +++ b/arch/arm/boot/dts/am437x-l4.dtsi @@ -1,5 +1,8 @@ &l4_wkup { /* 0x44c00000 */ - compatible = "ti,am4-l4-wkup", "simple-bus"; + compatible = "ti,am4-l4-wkup", "simple-pm-bus"; + power-domains = <&prm_wkup>; + clocks = <&l4_wkup_clkctrl AM4_L4_WKUP_L4_WKUP_CLKCTRL 0>; + clock-names = "fck"; reg = <0x44c00000 0x800>, <0x44c00800 0x800>, <0x44c01000 0x400>, @@ -12,7 +15,7 @@ <0x00200000 0x44e00000 0x100000>; /* segment 2 */ segment@0 { /* 0x44c00000 */ - compatible = "simple-bus"; + compatible = "simple-pm-bus"; #address-cells = <1>; #size-cells = <1>; ranges = <0x00000000 0x00000000 0x000800>, /* ap 0 */ @@ -22,7 +25,7 @@ }; segment@100000 { /* 0x44d00000 */ - compatible = "simple-bus"; + compatible = "simple-pm-bus"; #address-cells = <1>; #size-cells = <1>; ranges = <0x00000000 0x00100000 0x004000>, /* ap 4 */ @@ -32,19 +35,25 @@ <0x000f0000 0x001f0000 0x010000>; /* ap 8 */ target-module@0 { /* 0x44d00000, ap 4 28.0 */ - compatible = "ti,sysc"; - status = "disabled"; + compatible = "ti,sysc-omap4", "ti,sysc"; + reg = <0x0 0x4>; + reg-names = "rev"; + clocks = <&l4_wkup_aon_clkctrl AM4_L4_WKUP_AON_WKUP_M3_CLKCTRL 0>; + clock-names = "fck"; #address-cells = <1>; #size-cells = <1>; - ranges = <0x0 0x0 0x4000>; - }; + ranges = <0x00000000 0x00000000 0x4000>, + <0x00080000 0x00080000 0x2000>; - target-module@80000 { /* 0x44d80000, ap 6 10.0 */ - compatible = "ti,sysc"; - status = "disabled"; - #address-cells = <1>; - #size-cells = <1>; - ranges = <0x0 0x80000 0x2000>; + wkup_m3: cpu@0 { + compatible = "ti,am4372-wkup-m3"; + reg = <0x00000000 0x4000>, + <0x00080000 0x2000>; + reg-names = "umem", "dmem"; + resets = <&prm_wkup 3>; + reset-names = "rstctrl"; + ti,pm-firmware = "am335x-pm-firmware.elf"; + }; }; target-module@f0000 { /* 0x44df0000, ap 8 58.0 */ @@ -75,7 +84,7 @@ }; segment@200000 { /* 0x44e00000 */ - compatible = "simple-bus"; + compatible = "simple-pm-bus"; #address-cells = <1>; #size-cells = <1>; ranges = <0x00000000 0x00200000 0x001000>, /* ap 9 */ @@ -265,6 +274,9 @@ compatible = "ti,sysc-omap4", "ti,sysc"; reg = <0x10000 0x4>; reg-names = "rev"; + clocks = <&l4_wkup_clkctrl AM4_L4_WKUP_CONTROL_CLKCTRL 0>; + clock-names = "fck"; + ti,no-idle; #address-cells = <1>; #size-cells = <1>; ranges = <0x0 0x10000 0x10000>; @@ -419,6 +431,7 @@ , ; /* Domains (P, C): rtc_pwrdm, l4_rtc_clkdm */ + power-domains = <&prm_rtc>; clocks = <&l4_rtc_clkctrl AM4_L4_RTC_RTC_CLKCTRL 0>; clock-names = "fck"; #address-cells = <1>; @@ -479,7 +492,10 @@ }; &l4_fast { /* 0x4a000000 */ - compatible = "ti,am4-l4-fast", "simple-bus"; + compatible = "ti,am4-l4-fast", "simple-pm-bus"; + power-domains = <&prm_per>; + clocks = <&l3_clkctrl AM4_L3_L4_HS_CLKCTRL 0>; + clock-names = "fck"; reg = <0x4a000000 0x800>, <0x4a000800 0x800>, <0x4a001000 0x400>; @@ -489,7 +505,7 @@ ranges = <0x00000000 0x4a000000 0x1000000>; /* segment 0 */ segment@0 { /* 0x4a000000 */ - compatible = "simple-bus"; + compatible = "simple-pm-bus"; #address-cells = <1>; #size-cells = <1>; ranges = <0x00000000 0x00000000 0x000800>, /* ap 0 */ @@ -594,7 +610,10 @@ }; &l4_per { /* 0x48000000 */ - compatible = "ti,am4-l4-per", "simple-bus"; + compatible = "ti,am4-l4-per", "simple-pm-bus"; + power-domains = <&prm_per>; + clocks = <&l4ls_clkctrl AM4_L4LS_L4_LS_CLKCTRL 0>; + clock-names = "fck"; reg = <0x48000000 0x800>, <0x48000800 0x800>, <0x48001000 0x400>, @@ -612,7 +631,7 @@ <0x46400000 0x46400000 0x400000>; /* l3 data port */ segment@0 { /* 0x48000000 */ - compatible = "simple-bus"; + compatible = "simple-pm-bus"; #address-cells = <1>; #size-cells = <1>; ranges = <0x00000000 0x00000000 0x000800>, /* ap 0 */ @@ -1187,7 +1206,7 @@ }; segment@100000 { /* 0x48100000 */ - compatible = "simple-bus"; + compatible = "simple-pm-bus"; #address-cells = <1>; #size-cells = <1>; ranges = <0x0008c000 0x0018c000 0x001000>, /* ap 34 */ @@ -1618,13 +1637,31 @@ }; segment@200000 { /* 0x48200000 */ - compatible = "simple-bus"; + compatible = "simple-pm-bus"; #address-cells = <1>; #size-cells = <1>; + ranges = <0x00000000 0x00200000 0x010000>; + + target-module@0 { + compatible = "ti,sysc-omap4-simple", "ti,sysc"; + power-domains = <&prm_mpu>; + clocks = <&mpu_clkctrl AM4_MPU_MPU_CLKCTRL 0>; + clock-names = "fck"; + ti,no-idle; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0 0 0x10000>; + + mpu@0 { + compatible = "ti,omap4-mpu"; + pm-sram = <&pm_sram_code + &pm_sram_data>; + }; + }; }; segment@300000 { /* 0x48300000 */ - compatible = "simple-bus"; + compatible = "simple-pm-bus"; #address-cells = <1>; #size-cells = <1>; ranges = <0x00000000 0x00300000 0x001000>, /* ap 56 */ diff --git a/arch/arm/boot/dts/aspeed-g4.dtsi b/arch/arm/boot/dts/aspeed-g4.dtsi index 82f0213e3a3c..b3dafbc8caca 100644 --- a/arch/arm/boot/dts/aspeed-g4.dtsi +++ b/arch/arm/boot/dts/aspeed-g4.dtsi @@ -192,6 +192,11 @@ status = "disabled"; }; + silicon-id@7c { + compatible = "aspeed,ast2400-silicon-id", "aspeed,silicon-id"; + reg = <0x7c 0x4>; + }; + pinctrl: pinctrl@80 { reg = <0x80 0x18>, <0xa0 0x10>; compatible = "aspeed,ast2400-pinctrl"; diff --git a/arch/arm/boot/dts/aspeed-g5.dtsi b/arch/arm/boot/dts/aspeed-g5.dtsi index a93009aa2f04..5bc0de0f3365 100644 --- a/arch/arm/boot/dts/aspeed-g5.dtsi +++ b/arch/arm/boot/dts/aspeed-g5.dtsi @@ -239,6 +239,11 @@ status = "disabled"; }; + silicon-id@7c { + compatible = "aspeed,ast2500-silicon-id", "aspeed,silicon-id"; + reg = <0x7c 0x4 0x150 0x8>; + }; + pinctrl: pinctrl@80 { compatible = "aspeed,ast2500-pinctrl"; reg = <0x80 0x18>, <0xa0 0x10>; diff --git a/arch/arm/boot/dts/aspeed-g6.dtsi b/arch/arm/boot/dts/aspeed-g6.dtsi index b87b034ff39e..810b0676ab03 100644 --- a/arch/arm/boot/dts/aspeed-g6.dtsi +++ b/arch/arm/boot/dts/aspeed-g6.dtsi @@ -317,6 +317,11 @@ compatible = "aspeed,ast2600-pinctrl"; }; + silicon-id@14 { + compatible = "aspeed,ast2600-silicon-id", "aspeed,silicon-id"; + reg = <0x14 0x4 0x5b0 0x8>; + }; + smp-memram@180 { compatible = "aspeed,ast2600-smpmem"; reg = <0x180 0x40>; diff --git a/arch/arm/boot/dts/dra7.dtsi b/arch/arm/boot/dts/dra7.dtsi index 6ba6a1b50e00..ce1194744f84 100644 --- a/arch/arm/boot/dts/dra7.dtsi +++ b/arch/arm/boot/dts/dra7.dtsi @@ -724,22 +724,40 @@ /* OCP2SCP1 */ /* IRQ for DWC3_3 and DWC3_4 need IRQ crossbar */ - gpmc: gpmc@50000000 { - compatible = "ti,am3352-gpmc"; - ti,hwmods = "gpmc"; - reg = <0x50000000 0x37c>; /* device IO registers */ - interrupts = ; - dmas = <&edma_xbar 4 0>; - dma-names = "rxtx"; - gpmc,num-cs = <8>; - gpmc,num-waitpins = <2>; - #address-cells = <2>; + + target-module@50000000 { + compatible = "ti,sysc-omap2", "ti,sysc"; + reg = <0x50000000 4>, + <0x50000010 4>, + <0x50000014 4>; + reg-names = "rev", "sysc", "syss"; + ti,sysc-sidle = , + , + ; + ti,syss-mask = <1>; + clocks = <&l3main1_clkctrl DRA7_L3MAIN1_GPMC_CLKCTRL 0>; + clock-names = "fck"; + #address-cells = <1>; #size-cells = <1>; - interrupt-controller; - #interrupt-cells = <2>; - gpio-controller; - #gpio-cells = <2>; - status = "disabled"; + ranges = <0x50000000 0x50000000 0x00001000>, /* regs */ + <0x00000000 0x00000000 0x40000000>; /* data */ + + gpmc: gpmc@50000000 { + compatible = "ti,am3352-gpmc"; + reg = <0x50000000 0x37c>; /* device IO registers */ + interrupts = ; + dmas = <&edma_xbar 4 0>; + dma-names = "rxtx"; + gpmc,num-cs = <8>; + gpmc,num-waitpins = <2>; + #address-cells = <2>; + #size-cells = <1>; + interrupt-controller; + #interrupt-cells = <2>; + gpio-controller; + #gpio-cells = <2>; + status = "disabled"; + }; }; target-module@56000000 { @@ -992,6 +1010,32 @@ }; }; + iva_hd_target: target-module@5a000000 { + compatible = "ti,sysc-omap4", "ti,sysc"; + reg = <0x5a05a400 0x4>, + <0x5a05a410 0x4>; + reg-names = "rev", "sysc"; + ti,sysc-midle = , + , + ; + ti,sysc-sidle = , + , + ; + power-domains = <&prm_iva>; + resets = <&prm_iva 2>; + reset-names = "rstctrl"; + clocks = <&iva_clkctrl DRA7_IVA_CLKCTRL 0>; + clock-names = "fck"; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0x5a000000 0x5a000000 0x1000000>, + <0x5b000000 0x5b000000 0x1000000>; + + iva { + compatible = "ti,ivahd"; + }; + }; + opp_supply_mpu: opp-supply@4a003b20 { compatible = "ti,omap5-opp-supply"; reg = <0x4a003b20 0xc>; @@ -1061,53 +1105,130 @@ #include "dra7xx-clocks.dtsi" &prm { + prm_mpu: prm@300 { + compatible = "ti,dra7-prm-inst", "ti,omap-prm-inst"; + reg = <0x300 0x100>; + #power-domain-cells = <0>; + }; + prm_dsp1: prm@400 { compatible = "ti,dra7-prm-inst", "ti,omap-prm-inst"; reg = <0x400 0x100>; #reset-cells = <1>; + #power-domain-cells = <0>; }; prm_ipu: prm@500 { compatible = "ti,dra7-prm-inst", "ti,omap-prm-inst"; reg = <0x500 0x100>; #reset-cells = <1>; + #power-domain-cells = <0>; + }; + + prm_coreaon: prm@628 { + compatible = "ti,dra7-prm-inst", "ti,omap-prm-inst"; + reg = <0x628 0xd8>; + #power-domain-cells = <0>; }; prm_core: prm@700 { compatible = "ti,dra7-prm-inst", "ti,omap-prm-inst"; reg = <0x700 0x100>; #reset-cells = <1>; + #power-domain-cells = <0>; }; prm_iva: prm@f00 { compatible = "ti,dra7-prm-inst", "ti,omap-prm-inst"; reg = <0xf00 0x100>; + #reset-cells = <1>; + #power-domain-cells = <0>; + }; + + prm_cam: prm@1000 { + compatible = "ti,dra7-prm-inst", "ti,omap-prm-inst"; + reg = <0x1000 0x100>; + #power-domain-cells = <0>; + }; + + prm_dss: prm@1100 { + compatible = "ti,dra7-prm-inst", "ti,omap-prm-inst"; + reg = <0x1100 0x100>; + #power-domain-cells = <0>; + }; + + prm_gpu: prm@1200 { + compatible = "ti,dra7-prm-inst", "ti,omap-prm-inst"; + reg = <0x1200 0x100>; + #power-domain-cells = <0>; + }; + + prm_l3init: prm@1300 { + compatible = "ti,dra7-prm-inst", "ti,omap-prm-inst"; + reg = <0x1300 0x100>; + #reset-cells = <1>; + #power-domain-cells = <0>; + }; + + prm_l4per: prm@1400 { + compatible = "ti,dra7-prm-inst", "ti,omap-prm-inst"; + reg = <0x1400 0x100>; + #power-domain-cells = <0>; + }; + + prm_custefuse: prm@1600 { + compatible = "ti,dra7-prm-inst", "ti,omap-prm-inst"; + reg = <0x1600 0x100>; + #power-domain-cells = <0>; + }; + + prm_wkupaon: prm@1724 { + compatible = "ti,dra7-prm-inst", "ti,omap-prm-inst"; + reg = <0x1724 0x100>; + #power-domain-cells = <0>; }; prm_dsp2: prm@1b00 { compatible = "ti,dra7-prm-inst", "ti,omap-prm-inst"; reg = <0x1b00 0x40>; #reset-cells = <1>; + #power-domain-cells = <0>; }; prm_eve1: prm@1b40 { compatible = "ti,dra7-prm-inst", "ti,omap-prm-inst"; reg = <0x1b40 0x40>; + #power-domain-cells = <0>; }; prm_eve2: prm@1b80 { compatible = "ti,dra7-prm-inst", "ti,omap-prm-inst"; reg = <0x1b80 0x40>; + #power-domain-cells = <0>; }; prm_eve3: prm@1bc0 { compatible = "ti,dra7-prm-inst", "ti,omap-prm-inst"; reg = <0x1bc0 0x40>; + #power-domain-cells = <0>; }; prm_eve4: prm@1c00 { compatible = "ti,dra7-prm-inst", "ti,omap-prm-inst"; reg = <0x1c00 0x60>; + #power-domain-cells = <0>; + }; + + prm_rtc: prm@1c60 { + compatible = "ti,dra7-prm-inst", "ti,omap-prm-inst"; + reg = <0x1c60 0x20>; + #power-domain-cells = <0>; + }; + + prm_vpe: prm@1c80 { + compatible = "ti,dra7-prm-inst", "ti,omap-prm-inst"; + reg = <0x1c80 0x80>; + #power-domain-cells = <0>; }; }; diff --git a/arch/arm/boot/dts/dra7xx-clocks.dtsi b/arch/arm/boot/dts/dra7xx-clocks.dtsi index dc0a93bccbf1..2365554eef3c 100644 --- a/arch/arm/boot/dts/dra7xx-clocks.dtsi +++ b/arch/arm/boot/dts/dra7xx-clocks.dtsi @@ -1726,6 +1726,20 @@ }; }; + iva_cm: iva-cm@f00 { + compatible = "ti,omap4-cm"; + reg = <0xf00 0x100>; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0 0xf00 0x100>; + + iva_clkctrl: iva-clkctrl@20 { + compatible = "ti,clkctrl"; + reg = <0x20 0xc>; + #clock-cells = <2>; + }; + }; + cam_cm: cam-cm@1000 { compatible = "ti,omap4-cm"; reg = <0x1000 0x100>; diff --git a/arch/arm/boot/dts/omap4-l4.dtsi b/arch/arm/boot/dts/omap4-l4.dtsi index de742bf84efb..e0bb60a30779 100644 --- a/arch/arm/boot/dts/omap4-l4.dtsi +++ b/arch/arm/boot/dts/omap4-l4.dtsi @@ -330,6 +330,7 @@ /* Domains (V, P, C): iva, tesla_pwrdm, tesla_clkdm */ clocks = <&tesla_clkctrl OMAP4_DSP_CLKCTRL 0>; clock-names = "fck"; + power-domains = <&prm_tesla>; resets = <&prm_tesla 1>; reset-names = "rstctrl"; #address-cells = <1>; diff --git a/arch/arm/boot/dts/omap4.dtsi b/arch/arm/boot/dts/omap4.dtsi index d6475cc6a91a..72e4f6481776 100644 --- a/arch/arm/boot/dts/omap4.dtsi +++ b/arch/arm/boot/dts/omap4.dtsi @@ -107,11 +107,6 @@ ti,hwmods = "mpu"; sram = <&ocmcram>; }; - - iva { - compatible = "ti,ivahd"; - ti,hwmods = "iva"; - }; }; /* @@ -150,24 +145,41 @@ reg = <0x40304000 0xa000>; /* 40k */ }; - gpmc: gpmc@50000000 { - compatible = "ti,omap4430-gpmc"; - reg = <0x50000000 0x1000>; - #address-cells = <2>; - #size-cells = <1>; - interrupts = ; - dmas = <&sdma 4>; - dma-names = "rxtx"; - gpmc,num-cs = <8>; - gpmc,num-waitpins = <4>; - ti,hwmods = "gpmc"; + target-module@50000000 { + compatible = "ti,sysc-omap2", "ti,sysc"; + reg = <0x50000000 4>, + <0x50000010 4>, + <0x50000014 4>; + reg-names = "rev", "sysc", "syss"; + ti,sysc-sidle = , + , + ; + ti,syss-mask = <1>; ti,no-idle-on-init; - clocks = <&l3_div_ck>; + clocks = <&l3_2_clkctrl OMAP4_GPMC_CLKCTRL 0>; clock-names = "fck"; - interrupt-controller; - #interrupt-cells = <2>; - gpio-controller; - #gpio-cells = <2>; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0x50000000 0x50000000 0x00001000>, /* regs */ + <0x00000000 0x00000000 0x40000000>; /* data */ + + gpmc: gpmc@50000000 { + compatible = "ti,omap4430-gpmc"; + reg = <0x50000000 0x1000>; + #address-cells = <2>; + #size-cells = <1>; + interrupts = ; + dmas = <&sdma 4>; + dma-names = "rxtx"; + gpmc,num-cs = <8>; + gpmc,num-waitpins = <4>; + clocks = <&l3_div_ck>; + clock-names = "fck"; + interrupt-controller; + #interrupt-cells = <2>; + gpio-controller; + #gpio-cells = <2>; + }; }; target-module@52000000 { @@ -445,6 +457,7 @@ <0x58000014 4>; reg-names = "rev", "syss"; ti,syss-mask = <1>; + power-domains = <&prm_dss>; clocks = <&l3_dss_clkctrl OMAP4_DSS_CORE_CLKCTRL 0>, <&l3_dss_clkctrl OMAP4_DSS_CORE_CLKCTRL 9>, <&l3_dss_clkctrl OMAP4_DSS_CORE_CLKCTRL 10>, @@ -650,6 +663,32 @@ }; }; }; + + iva_hd_target: target-module@5a000000 { + compatible = "ti,sysc-omap4", "ti,sysc"; + reg = <0x5a05a400 0x4>, + <0x5a05a410 0x4>; + reg-names = "rev", "sysc"; + ti,sysc-midle = , + , + ; + ti,sysc-sidle = , + , + ; + power-domains = <&prm_ivahd>; + resets = <&prm_ivahd 2>; + reset-names = "rstctrl"; + clocks = <&ivahd_clkctrl OMAP4_IVA_CLKCTRL 0>; + clock-names = "fck"; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0x5a000000 0x5a000000 0x1000000>, + <0x5b000000 0x5b000000 0x1000000>; + + iva { + compatible = "ti,ivahd"; + }; + }; }; }; @@ -658,10 +697,17 @@ #include "omap44xx-clocks.dtsi" &prm { + prm_mpu: prm@300 { + compatible = "ti,omap4-prm-inst", "ti,omap-prm-inst"; + reg = <0x300 0x100>; + #power-domain-cells = <0>; + }; + prm_tesla: prm@400 { compatible = "ti,omap4-prm-inst", "ti,omap-prm-inst"; reg = <0x400 0x100>; #reset-cells = <1>; + #power-domain-cells = <0>; }; prm_abe: prm@500 { @@ -670,16 +716,78 @@ #power-domain-cells = <0>; }; + prm_always_on_core: prm@600 { + compatible = "ti,omap4-prm-inst", "ti,omap-prm-inst"; + reg = <0x600 0x100>; + #power-domain-cells = <0>; + }; + prm_core: prm@700 { compatible = "ti,omap4-prm-inst", "ti,omap-prm-inst"; reg = <0x700 0x100>; #reset-cells = <1>; + #power-domain-cells = <0>; }; prm_ivahd: prm@f00 { compatible = "ti,omap4-prm-inst", "ti,omap-prm-inst"; reg = <0xf00 0x100>; #reset-cells = <1>; + #power-domain-cells = <0>; + }; + + prm_cam: prm@1000 { + compatible = "ti,omap4-prm-inst", "ti,omap-prm-inst"; + reg = <0x1000 0x100>; + #power-domain-cells = <0>; + }; + + prm_dss: prm@1100 { + compatible = "ti,omap4-prm-inst", "ti,omap-prm-inst"; + reg = <0x1100 0x100>; + #power-domain-cells = <0>; + }; + + prm_gfx: prm@1200 { + compatible = "ti,omap4-prm-inst", "ti,omap-prm-inst"; + reg = <0x1200 0x100>; + #power-domain-cells = <0>; + }; + + prm_l3init: prm@1300 { + compatible = "ti,omap4-prm-inst", "ti,omap-prm-inst"; + reg = <0x1300 0x100>; + #power-domain-cells = <0>; + }; + + prm_l4per: prm@1400 { + compatible = "ti,omap4-prm-inst", "ti,omap-prm-inst"; + reg = <0x1400 0x100>; + #power-domain-cells = <0>; + }; + + prm_cefuse: prm@1600 { + compatible = "ti,omap4-prm-inst", "ti,omap-prm-inst"; + reg = <0x1600 0x100>; + #power-domain-cells = <0>; + }; + + prm_wkup: prm@1700 { + compatible = "ti,omap4-prm-inst", "ti,omap-prm-inst"; + reg = <0x1700 0x100>; + #power-domain-cells = <0>; + }; + + prm_emu: prm@1900 { + compatible = "ti,omap4-prm-inst", "ti,omap-prm-inst"; + reg = <0x1900 0x100>; + #power-domain-cells = <0>; + }; + + prm_dss: prm@1100 { + compatible = "ti,omap4-prm-inst", "ti,omap-prm-inst"; + reg = <0x1100 0x40>; + #power-domain-cells = <0>; }; prm_device: prm@1b00 { diff --git a/arch/arm/boot/dts/omap5.dtsi b/arch/arm/boot/dts/omap5.dtsi index 2bf2e5839a7f..5f1a8bd13880 100644 --- a/arch/arm/boot/dts/omap5.dtsi +++ b/arch/arm/boot/dts/omap5.dtsi @@ -410,6 +410,7 @@ <0x58000014 4>; reg-names = "rev", "syss"; ti,syss-mask = <1>; + power-domains = <&prm_dss>; clocks = <&dss_clkctrl OMAP5_DSS_CORE_CLKCTRL 0>, <&dss_clkctrl OMAP5_DSS_CORE_CLKCTRL 9>, <&dss_clkctrl OMAP5_DSS_CORE_CLKCTRL 10>, @@ -670,10 +671,17 @@ #include "omap54xx-clocks.dtsi" &prm { + prm_mpu: prm@300 { + compatible = "ti,omap5-prm-inst", "ti,omap-prm-inst"; + reg = <0x300 0x100>; + #power-domain-cells = <0>; + }; + prm_dsp: prm@400 { compatible = "ti,omap5-prm-inst", "ti,omap-prm-inst"; reg = <0x400 0x100>; #reset-cells = <1>; + #power-domain-cells = <0>; }; prm_abe: prm@500 { @@ -682,16 +690,66 @@ #power-domain-cells = <0>; }; + prm_coreaon: prm@600 { + compatible = "ti,omap5-prm-inst", "ti,omap-prm-inst"; + reg = <0x600 0x100>; + #power-domain-cells = <0>; + }; + prm_core: prm@700 { compatible = "ti,omap5-prm-inst", "ti,omap-prm-inst"; reg = <0x700 0x100>; #reset-cells = <1>; + #power-domain-cells = <0>; }; prm_iva: prm@1200 { compatible = "ti,omap5-prm-inst", "ti,omap-prm-inst"; reg = <0x1200 0x100>; #reset-cells = <1>; + #power-domain-cells = <0>; + }; + + prm_cam: prm@1300 { + compatible = "ti,omap5-prm-inst", "ti,omap-prm-inst"; + reg = <0x1300 0x100>; + #power-domain-cells = <0>; + }; + + prm_dss: prm@1400 { + compatible = "ti,omap5-prm-inst", "ti,omap-prm-inst"; + reg = <0x1400 0x100>; + #power-domain-cells = <0>; + }; + + prm_gpu: prm@1500 { + compatible = "ti,omap5-prm-inst", "ti,omap-prm-inst"; + reg = <0x1500 0x100>; + #power-domain-cells = <0>; + }; + + prm_l3init: prm@1600 { + compatible = "ti,omap5-prm-inst", "ti,omap-prm-inst"; + reg = <0x1600 0x100>; + #power-domain-cells = <0>; + }; + + prm_custefuse: prm@1700 { + compatible = "ti,omap5-prm-inst", "ti,omap-prm-inst"; + reg = <0x1700 0x100>; + #power-domain-cells = <0>; + }; + + prm_wkupaon: prm@1800 { + compatible = "ti,omap5-prm-inst", "ti,omap-prm-inst"; + reg = <0x1800 0x100>; + #power-domain-cells = <0>; + }; + + prm_emu: prm@1a00 { + compatible = "ti,omap5-prm-inst", "ti,omap-prm-inst"; + reg = <0x1a00 0x100>; + #power-domain-cells = <0>; }; prm_device: prm@1c00 { diff --git a/arch/arm/mach-keystone/keystone.c b/arch/arm/mach-keystone/keystone.c index 09a65c2dfd73..cd711bfc591f 100644 --- a/arch/arm/mach-keystone/keystone.c +++ b/arch/arm/mach-keystone/keystone.c @@ -8,7 +8,7 @@ */ #include #include -#include +#include #include #include #include diff --git a/arch/arm/mach-omap1/usb.c b/arch/arm/mach-omap1/usb.c index ba8566204ea9..86d3b3c157af 100644 --- a/arch/arm/mach-omap1/usb.c +++ b/arch/arm/mach-omap1/usb.c @@ -9,7 +9,7 @@ #include #include #include -#include +#include #include #include diff --git a/arch/arm/mach-omap2/Kconfig b/arch/arm/mach-omap2/Kconfig index 164985505f9e..4a59c169a113 100644 --- a/arch/arm/mach-omap2/Kconfig +++ b/arch/arm/mach-omap2/Kconfig @@ -2,11 +2,15 @@ menu "TI OMAP/AM/DM/DRA Family" depends on ARCH_MULTI_V6 || ARCH_MULTI_V7 +config OMAP_HWMOD + bool + config ARCH_OMAP2 bool "TI OMAP2" depends on ARCH_MULTI_V6 select ARCH_OMAP2PLUS select CPU_V6 + select OMAP_HWMOD select SOC_HAS_OMAP2_SDRC config ARCH_OMAP3 @@ -14,6 +18,7 @@ config ARCH_OMAP3 depends on ARCH_MULTI_V7 select ARCH_OMAP2PLUS select ARM_CPU_SUSPEND if PM + select OMAP_HWMOD select OMAP_INTERCONNECT select PM_OPP if PM select PM if CPU_IDLE @@ -30,6 +35,7 @@ config ARCH_OMAP4 select ARM_GIC select HAVE_ARM_SCU if SMP select HAVE_ARM_TWD if SMP + select OMAP_HWMOD select OMAP_INTERCONNECT select OMAP_INTERCONNECT_BARRIER select PL310_ERRATA_588369 if CACHE_L2X0 @@ -49,6 +55,7 @@ config SOC_OMAP5 select HAVE_ARM_SCU if SMP select HAVE_ARM_ARCH_TIMER select ARM_ERRATA_798181 if SMP + select OMAP_HWMOD select OMAP_INTERCONNECT select OMAP_INTERCONNECT_BARRIER select PM_OPP if PM @@ -84,6 +91,7 @@ config SOC_DRA7XX select HAVE_ARM_ARCH_TIMER select IRQ_CROSSBAR select ARM_ERRATA_798181 if SMP + select OMAP_HWMOD select OMAP_INTERCONNECT select OMAP_INTERCONNECT_BARRIER select PM_OPP if PM diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile index 732e614c56b2..9bcfb34a2206 100644 --- a/arch/arm/mach-omap2/Makefile +++ b/arch/arm/mach-omap2/Makefile @@ -8,20 +8,22 @@ ccflags-y := -I$(srctree)/$(src)/include \ # Common support obj-y := id.o io.o control.o devices.o fb.o pm.o \ - common.o dma.o wd_timer.o display.o i2c.o hdq1w.o omap_hwmod.o \ - omap_device.o omap-headsmp.o sram.o + common.o dma.o omap-headsmp.o sram.o hwmod-common = omap_hwmod.o omap_hwmod_reset.o \ - omap_hwmod_common_data.o + omap_hwmod_common_data.o \ + omap_hwmod_common_ipblock_data.o \ + omap_device.o display.o hdq1w.o \ + i2c.o wd_timer.o clock-common = clock.o secure-common = omap-smc.o omap-secure.o obj-$(CONFIG_ARCH_OMAP2) += $(omap-2-3-common) $(hwmod-common) obj-$(CONFIG_ARCH_OMAP3) += $(omap-2-3-common) $(hwmod-common) $(secure-common) obj-$(CONFIG_ARCH_OMAP4) += $(hwmod-common) $(secure-common) -obj-$(CONFIG_SOC_AM33XX) += $(hwmod-common) $(secure-common) +obj-$(CONFIG_SOC_AM33XX) += $(secure-common) obj-$(CONFIG_SOC_OMAP5) += $(hwmod-common) $(secure-common) -obj-$(CONFIG_SOC_AM43XX) += $(hwmod-common) $(secure-common) +obj-$(CONFIG_SOC_AM43XX) += $(secure-common) obj-$(CONFIG_SOC_DRA7XX) += $(hwmod-common) $(secure-common) ifneq ($(CONFIG_SND_SOC_OMAP_MCBSP),) @@ -194,7 +196,6 @@ obj-$(CONFIG_SOC_OMAP2420) += opp2420_data.o obj-$(CONFIG_SOC_OMAP2430) += opp2430_data.o # hwmod data -obj-y += omap_hwmod_common_ipblock_data.o obj-$(CONFIG_SOC_OMAP2420) += omap_hwmod_2xxx_ipblock_data.o obj-$(CONFIG_SOC_OMAP2420) += omap_hwmod_2xxx_3xxx_ipblock_data.o obj-$(CONFIG_SOC_OMAP2420) += omap_hwmod_2xxx_interconnect_data.o @@ -205,12 +206,6 @@ obj-$(CONFIG_SOC_OMAP2430) += omap_hwmod_2xxx_interconnect_data.o obj-$(CONFIG_SOC_OMAP2430) += omap_hwmod_2430_data.o obj-$(CONFIG_ARCH_OMAP3) += omap_hwmod_2xxx_3xxx_ipblock_data.o obj-$(CONFIG_ARCH_OMAP3) += omap_hwmod_3xxx_data.o -obj-$(CONFIG_SOC_AM33XX) += omap_hwmod_33xx_data.o -obj-$(CONFIG_SOC_AM33XX) += omap_hwmod_33xx_43xx_interconnect_data.o -obj-$(CONFIG_SOC_AM33XX) += omap_hwmod_33xx_43xx_ipblock_data.o -obj-$(CONFIG_SOC_AM43XX) += omap_hwmod_43xx_data.o -obj-$(CONFIG_SOC_AM43XX) += omap_hwmod_33xx_43xx_interconnect_data.o -obj-$(CONFIG_SOC_AM43XX) += omap_hwmod_33xx_43xx_ipblock_data.o obj-$(CONFIG_SOC_TI81XX) += omap_hwmod_81xx_data.o obj-$(CONFIG_ARCH_OMAP4) += omap_hwmod_44xx_data.o obj-$(CONFIG_SOC_OMAP5) += omap_hwmod_54xx_data.o diff --git a/arch/arm/mach-omap2/io.c b/arch/arm/mach-omap2/io.c index 27608d1026cb..060ba6957b7c 100644 --- a/arch/arm/mach-omap2/io.c +++ b/arch/arm/mach-omap2/io.c @@ -567,8 +567,6 @@ void __init am33xx_init_early(void) omap2_prcm_base_init(); am33xx_powerdomains_init(); am33xx_clockdomains_init(); - am33xx_hwmod_init(); - omap_hwmod_init_postsetup(); omap_clk_soc_init = am33xx_dt_clk_init; omap_secure_init(); } @@ -590,8 +588,6 @@ void __init am43xx_init_early(void) omap2_prcm_base_init(); am43xx_powerdomains_init(); am43xx_clockdomains_init(); - am43xx_hwmod_init(); - omap_hwmod_init_postsetup(); omap_l2_cache_init(); omap_clk_soc_init = am43xx_dt_clk_init; omap_secure_init(); diff --git a/arch/arm/mach-omap2/omap_hwmod.c b/arch/arm/mach-omap2/omap_hwmod.c index 15b29a179c8a..2310cd56e99b 100644 --- a/arch/arm/mach-omap2/omap_hwmod.c +++ b/arch/arm/mach-omap2/omap_hwmod.c @@ -627,6 +627,9 @@ static struct clockdomain *_get_clkdm(struct omap_hwmod *oh) { struct clk_hw_omap *clk; + if (!oh) + return NULL; + if (oh->clkdm) { return oh->clkdm; } else if (oh->_clk) { @@ -3677,6 +3680,9 @@ static void __init omap_hwmod_setup_earlycon_flags(void) */ static int __init omap_hwmod_setup_all(void) { + if (!inited) + return 0; + _ensure_mpu_hwmod_is_setup(NULL); omap_hwmod_for_each(_init, NULL); diff --git a/arch/arm/mach-omap2/omap_hwmod_33xx_43xx_common_data.h b/arch/arm/mach-omap2/omap_hwmod_33xx_43xx_common_data.h deleted file mode 100644 index e29841072287..000000000000 --- a/arch/arm/mach-omap2/omap_hwmod_33xx_43xx_common_data.h +++ /dev/null @@ -1,57 +0,0 @@ -/* - * - * Copyright (C) 2013 Texas Instruments Incorporated - * - * Data common for AM335x and AM43x - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation version 2. - * - * This program is distributed "as is" WITHOUT ANY WARRANTY of any - * kind, whether express or implied; without even the implied warranty - * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - */ - -#ifndef __ARCH_ARM_MACH_OMAP2_OMAP_HWMOD_33XX_43XX_COMMON_DATA_H -#define __ARCH_ARM_MACH_OMAP2_OMAP_HWMOD_33XX_43XX_COMMON_DATA_H - -extern struct omap_hwmod_ocp_if am33xx_mpu__l3_main; -extern struct omap_hwmod_ocp_if am33xx_l3_main__l3_s; -extern struct omap_hwmod_ocp_if am33xx_l3_s__l4_ls; -extern struct omap_hwmod_ocp_if am33xx_l3_s__l4_wkup; -extern struct omap_hwmod_ocp_if am33xx_l3_main__l3_instr; -extern struct omap_hwmod_ocp_if am33xx_mpu__prcm; -extern struct omap_hwmod_ocp_if am33xx_l3_s__l3_main; -extern struct omap_hwmod_ocp_if am33xx_gfx__l3_main; -extern struct omap_hwmod_ocp_if am33xx_l3_main__gfx; -extern struct omap_hwmod_ocp_if am33xx_l3_s__gpmc; -extern struct omap_hwmod_ocp_if am33xx_l4_ls__timer2; -extern struct omap_hwmod_ocp_if am33xx_l3_main__ocmc; - -extern struct omap_hwmod am33xx_l3_main_hwmod; -extern struct omap_hwmod am33xx_l3_s_hwmod; -extern struct omap_hwmod am33xx_l3_instr_hwmod; -extern struct omap_hwmod am33xx_l4_ls_hwmod; -extern struct omap_hwmod am33xx_l4_wkup_hwmod; -extern struct omap_hwmod am33xx_mpu_hwmod; -extern struct omap_hwmod am33xx_gfx_hwmod; -extern struct omap_hwmod am33xx_prcm_hwmod; -extern struct omap_hwmod am33xx_ocmcram_hwmod; -extern struct omap_hwmod am33xx_smartreflex0_hwmod; -extern struct omap_hwmod am33xx_smartreflex1_hwmod; -extern struct omap_hwmod am33xx_gpmc_hwmod; - -extern struct omap_hwmod_class am33xx_emif_hwmod_class; -extern struct omap_hwmod_class am33xx_l4_hwmod_class; -extern struct omap_hwmod_class am33xx_wkup_m3_hwmod_class; -extern struct omap_hwmod_class am33xx_control_hwmod_class; -extern struct omap_hwmod_class am33xx_timer_hwmod_class; -extern struct omap_hwmod_class am33xx_ehrpwm_hwmod_class; -extern struct omap_hwmod_class am33xx_spi_hwmod_class; - -void omap_hwmod_am33xx_reg(void); -void omap_hwmod_am43xx_reg(void); - -#endif diff --git a/arch/arm/mach-omap2/omap_hwmod_33xx_43xx_interconnect_data.c b/arch/arm/mach-omap2/omap_hwmod_33xx_43xx_interconnect_data.c deleted file mode 100644 index ab5146bfe941..000000000000 --- a/arch/arm/mach-omap2/omap_hwmod_33xx_43xx_interconnect_data.c +++ /dev/null @@ -1,90 +0,0 @@ -/* - * - * Copyright (C) 2013 Texas Instruments Incorporated - * - * Interconnects common for AM335x and AM43x - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation version 2. - * - * This program is distributed "as is" WITHOUT ANY WARRANTY of any - * kind, whether express or implied; without even the implied warranty - * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - */ - -#include -#include "omap_hwmod.h" -#include "omap_hwmod_33xx_43xx_common_data.h" - -/* mpu -> l3 main */ -struct omap_hwmod_ocp_if am33xx_mpu__l3_main = { - .master = &am33xx_mpu_hwmod, - .slave = &am33xx_l3_main_hwmod, - .clk = "dpll_mpu_m2_ck", - .user = OCP_USER_MPU, -}; - -/* l3 main -> l3 s */ -struct omap_hwmod_ocp_if am33xx_l3_main__l3_s = { - .master = &am33xx_l3_main_hwmod, - .slave = &am33xx_l3_s_hwmod, - .clk = "l3s_gclk", - .user = OCP_USER_MPU | OCP_USER_SDMA, -}; - -/* l3 s -> l4 per/ls */ -struct omap_hwmod_ocp_if am33xx_l3_s__l4_ls = { - .master = &am33xx_l3_s_hwmod, - .slave = &am33xx_l4_ls_hwmod, - .clk = "l3s_gclk", - .user = OCP_USER_MPU | OCP_USER_SDMA, -}; - -/* l3 s -> l4 wkup */ -struct omap_hwmod_ocp_if am33xx_l3_s__l4_wkup = { - .master = &am33xx_l3_s_hwmod, - .slave = &am33xx_l4_wkup_hwmod, - .clk = "l3s_gclk", - .user = OCP_USER_MPU | OCP_USER_SDMA, -}; - -/* l3 main -> l3 instr */ -struct omap_hwmod_ocp_if am33xx_l3_main__l3_instr = { - .master = &am33xx_l3_main_hwmod, - .slave = &am33xx_l3_instr_hwmod, - .clk = "l3s_gclk", - .user = OCP_USER_MPU | OCP_USER_SDMA, -}; - -/* mpu -> prcm */ -struct omap_hwmod_ocp_if am33xx_mpu__prcm = { - .master = &am33xx_mpu_hwmod, - .slave = &am33xx_prcm_hwmod, - .clk = "dpll_mpu_m2_ck", - .user = OCP_USER_MPU | OCP_USER_SDMA, -}; - -/* l3 s -> l3 main*/ -struct omap_hwmod_ocp_if am33xx_l3_s__l3_main = { - .master = &am33xx_l3_s_hwmod, - .slave = &am33xx_l3_main_hwmod, - .clk = "l3s_gclk", - .user = OCP_USER_MPU | OCP_USER_SDMA, -}; - -/* l3s cfg -> gpmc */ -struct omap_hwmod_ocp_if am33xx_l3_s__gpmc = { - .master = &am33xx_l3_s_hwmod, - .slave = &am33xx_gpmc_hwmod, - .clk = "l3s_gclk", - .user = OCP_USER_MPU, -}; - -/* l3 main -> ocmc */ -struct omap_hwmod_ocp_if am33xx_l3_main__ocmc = { - .master = &am33xx_l3_main_hwmod, - .slave = &am33xx_ocmcram_hwmod, - .user = OCP_USER_MPU | OCP_USER_SDMA, -}; diff --git a/arch/arm/mach-omap2/omap_hwmod_33xx_43xx_ipblock_data.c b/arch/arm/mach-omap2/omap_hwmod_33xx_43xx_ipblock_data.c deleted file mode 100644 index bcc120ed610a..000000000000 --- a/arch/arm/mach-omap2/omap_hwmod_33xx_43xx_ipblock_data.c +++ /dev/null @@ -1,290 +0,0 @@ -/* - * - * Copyright (C) 2013 Texas Instruments Incorporated - * - * Hwmod common for AM335x and AM43x - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation version 2. - * - * This program is distributed "as is" WITHOUT ANY WARRANTY of any - * kind, whether express or implied; without even the implied warranty - * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - */ - -#include - -#include "omap_hwmod.h" -#include "cm33xx.h" -#include "prm33xx.h" -#include "omap_hwmod_33xx_43xx_common_data.h" -#include "prcm43xx.h" -#include "common.h" - -#define CLKCTRL(oh, clkctrl) ((oh).prcm.omap4.clkctrl_offs = (clkctrl)) -#define RSTCTRL(oh, rstctrl) ((oh).prcm.omap4.rstctrl_offs = (rstctrl)) -#define RSTST(oh, rstst) ((oh).prcm.omap4.rstst_offs = (rstst)) - -/* - * 'l3' class - * instance(s): l3_main, l3_s, l3_instr - */ -static struct omap_hwmod_class am33xx_l3_hwmod_class = { - .name = "l3", -}; - -struct omap_hwmod am33xx_l3_main_hwmod = { - .name = "l3_main", - .class = &am33xx_l3_hwmod_class, - .clkdm_name = "l3_clkdm", - .flags = HWMOD_INIT_NO_IDLE, - .main_clk = "l3_gclk", - .prcm = { - .omap4 = { - .modulemode = MODULEMODE_SWCTRL, - }, - }, -}; - -/* l3_s */ -struct omap_hwmod am33xx_l3_s_hwmod = { - .name = "l3_s", - .class = &am33xx_l3_hwmod_class, - .clkdm_name = "l3s_clkdm", -}; - -/* l3_instr */ -struct omap_hwmod am33xx_l3_instr_hwmod = { - .name = "l3_instr", - .class = &am33xx_l3_hwmod_class, - .clkdm_name = "l3_clkdm", - .flags = HWMOD_INIT_NO_IDLE, - .main_clk = "l3_gclk", - .prcm = { - .omap4 = { - .modulemode = MODULEMODE_SWCTRL, - }, - }, -}; - -/* - * 'l4' class - * instance(s): l4_ls, l4_hs, l4_wkup, l4_fw - */ -struct omap_hwmod_class am33xx_l4_hwmod_class = { - .name = "l4", -}; - -/* l4_ls */ -struct omap_hwmod am33xx_l4_ls_hwmod = { - .name = "l4_ls", - .class = &am33xx_l4_hwmod_class, - .clkdm_name = "l4ls_clkdm", - .flags = HWMOD_INIT_NO_IDLE, - .main_clk = "l4ls_gclk", - .prcm = { - .omap4 = { - .modulemode = MODULEMODE_SWCTRL, - }, - }, -}; - -/* l4_wkup */ -struct omap_hwmod am33xx_l4_wkup_hwmod = { - .name = "l4_wkup", - .class = &am33xx_l4_hwmod_class, - .clkdm_name = "l4_wkup_clkdm", - .flags = HWMOD_INIT_NO_IDLE, - .prcm = { - .omap4 = { - .modulemode = MODULEMODE_SWCTRL, - }, - }, -}; - -/* - * 'mpu' class - */ -static struct omap_hwmod_class am33xx_mpu_hwmod_class = { - .name = "mpu", -}; - -struct omap_hwmod am33xx_mpu_hwmod = { - .name = "mpu", - .class = &am33xx_mpu_hwmod_class, - .clkdm_name = "mpu_clkdm", - .flags = HWMOD_INIT_NO_IDLE, - .main_clk = "dpll_mpu_m2_ck", - .prcm = { - .omap4 = { - .modulemode = MODULEMODE_SWCTRL, - }, - }, -}; - -/* - * 'wakeup m3' class - * Wakeup controller sub-system under wakeup domain - */ -struct omap_hwmod_class am33xx_wkup_m3_hwmod_class = { - .name = "wkup_m3", -}; - -/* - * 'prcm' class - * power and reset manager (whole prcm infrastructure) - */ -static struct omap_hwmod_class am33xx_prcm_hwmod_class = { - .name = "prcm", -}; - -/* prcm */ -struct omap_hwmod am33xx_prcm_hwmod = { - .name = "prcm", - .class = &am33xx_prcm_hwmod_class, - .clkdm_name = "l4_wkup_clkdm", -}; - -/* - * 'emif' class - * instance(s): emif - */ -static struct omap_hwmod_class_sysconfig am33xx_emif_sysc = { - .rev_offs = 0x0000, -}; - -struct omap_hwmod_class am33xx_emif_hwmod_class = { - .name = "emif", - .sysc = &am33xx_emif_sysc, -}; - - - -/* ocmcram */ -static struct omap_hwmod_class am33xx_ocmcram_hwmod_class = { - .name = "ocmcram", -}; - -struct omap_hwmod am33xx_ocmcram_hwmod = { - .name = "ocmcram", - .class = &am33xx_ocmcram_hwmod_class, - .clkdm_name = "l3_clkdm", - .flags = HWMOD_INIT_NO_IDLE, - .main_clk = "l3_gclk", - .prcm = { - .omap4 = { - .modulemode = MODULEMODE_SWCTRL, - }, - }, -}; - -/* 'smartreflex' class */ -static struct omap_hwmod_class am33xx_smartreflex_hwmod_class = { - .name = "smartreflex", -}; - -/* smartreflex0 */ -struct omap_hwmod am33xx_smartreflex0_hwmod = { - .name = "smartreflex0", - .class = &am33xx_smartreflex_hwmod_class, - .clkdm_name = "l4_wkup_clkdm", - .main_clk = "smartreflex0_fck", - .prcm = { - .omap4 = { - .modulemode = MODULEMODE_SWCTRL, - }, - }, -}; - -/* smartreflex1 */ -struct omap_hwmod am33xx_smartreflex1_hwmod = { - .name = "smartreflex1", - .class = &am33xx_smartreflex_hwmod_class, - .clkdm_name = "l4_wkup_clkdm", - .main_clk = "smartreflex1_fck", - .prcm = { - .omap4 = { - .modulemode = MODULEMODE_SWCTRL, - }, - }, -}; - -/* - * 'control' module class - */ -struct omap_hwmod_class am33xx_control_hwmod_class = { - .name = "control", -}; - - -/* gpmc */ -static struct omap_hwmod_class_sysconfig gpmc_sysc = { - .rev_offs = 0x0, - .sysc_offs = 0x10, - .syss_offs = 0x14, - .sysc_flags = (SYSC_HAS_AUTOIDLE | SYSC_HAS_SIDLEMODE | - SYSC_HAS_SOFTRESET | SYSS_HAS_RESET_STATUS), - .idlemodes = (SIDLE_FORCE | SIDLE_NO | SIDLE_SMART), - .sysc_fields = &omap_hwmod_sysc_type1, -}; - -static struct omap_hwmod_class am33xx_gpmc_hwmod_class = { - .name = "gpmc", - .sysc = &gpmc_sysc, -}; - -struct omap_hwmod am33xx_gpmc_hwmod = { - .name = "gpmc", - .class = &am33xx_gpmc_hwmod_class, - .clkdm_name = "l3s_clkdm", - /* Skip reset for CONFIG_OMAP_GPMC_DEBUG for bootloader timings */ - .flags = DEBUG_OMAP_GPMC_HWMOD_FLAGS, - .main_clk = "l3s_gclk", - .prcm = { - .omap4 = { - .modulemode = MODULEMODE_SWCTRL, - }, - }, -}; - -static void omap_hwmod_am33xx_clkctrl(void) -{ - CLKCTRL(am33xx_smartreflex0_hwmod, - AM33XX_CM_WKUP_SMARTREFLEX0_CLKCTRL_OFFSET); - CLKCTRL(am33xx_smartreflex1_hwmod, - AM33XX_CM_WKUP_SMARTREFLEX1_CLKCTRL_OFFSET); - CLKCTRL(am33xx_gpmc_hwmod, AM33XX_CM_PER_GPMC_CLKCTRL_OFFSET); - CLKCTRL(am33xx_l4_ls_hwmod, AM33XX_CM_PER_L4LS_CLKCTRL_OFFSET); - CLKCTRL(am33xx_l4_wkup_hwmod, AM33XX_CM_WKUP_L4WKUP_CLKCTRL_OFFSET); - CLKCTRL(am33xx_l3_main_hwmod, AM33XX_CM_PER_L3_CLKCTRL_OFFSET); - CLKCTRL(am33xx_mpu_hwmod , AM33XX_CM_MPU_MPU_CLKCTRL_OFFSET); - CLKCTRL(am33xx_l3_instr_hwmod , AM33XX_CM_PER_L3_INSTR_CLKCTRL_OFFSET); - CLKCTRL(am33xx_ocmcram_hwmod , AM33XX_CM_PER_OCMCRAM_CLKCTRL_OFFSET); -} - -void omap_hwmod_am33xx_reg(void) -{ - omap_hwmod_am33xx_clkctrl(); -} - -static void omap_hwmod_am43xx_clkctrl(void) -{ - CLKCTRL(am33xx_smartreflex0_hwmod, - AM43XX_CM_WKUP_SMARTREFLEX0_CLKCTRL_OFFSET); - CLKCTRL(am33xx_smartreflex1_hwmod, - AM43XX_CM_WKUP_SMARTREFLEX1_CLKCTRL_OFFSET); - CLKCTRL(am33xx_gpmc_hwmod, AM43XX_CM_PER_GPMC_CLKCTRL_OFFSET); - CLKCTRL(am33xx_l4_ls_hwmod, AM43XX_CM_PER_L4LS_CLKCTRL_OFFSET); - CLKCTRL(am33xx_l4_wkup_hwmod, AM43XX_CM_WKUP_L4WKUP_CLKCTRL_OFFSET); - CLKCTRL(am33xx_l3_main_hwmod, AM43XX_CM_PER_L3_CLKCTRL_OFFSET); - CLKCTRL(am33xx_mpu_hwmod , AM43XX_CM_MPU_MPU_CLKCTRL_OFFSET); - CLKCTRL(am33xx_l3_instr_hwmod , AM43XX_CM_PER_L3_INSTR_CLKCTRL_OFFSET); - CLKCTRL(am33xx_ocmcram_hwmod , AM43XX_CM_PER_OCMCRAM_CLKCTRL_OFFSET); -} - -void omap_hwmod_am43xx_reg(void) -{ - omap_hwmod_am43xx_clkctrl(); -} diff --git a/arch/arm/mach-omap2/omap_hwmod_33xx_data.c b/arch/arm/mach-omap2/omap_hwmod_33xx_data.c deleted file mode 100644 index b232f6ca6fe3..000000000000 --- a/arch/arm/mach-omap2/omap_hwmod_33xx_data.c +++ /dev/null @@ -1,294 +0,0 @@ -/* - * omap_hwmod_33xx_data.c: Hardware modules present on the AM33XX chips - * - * Copyright (C) {2012} Texas Instruments Incorporated - https://www.ti.com/ - * - * This file is automatically generated from the AM33XX hardware databases. - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation version 2. - * - * This program is distributed "as is" WITHOUT ANY WARRANTY of any - * kind, whether express or implied; without even the implied warranty - * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - */ - -#include "omap_hwmod.h" -#include "omap_hwmod_common_data.h" - -#include "control.h" -#include "cm33xx.h" -#include "prm33xx.h" -#include "prm-regbits-33xx.h" -#include "omap_hwmod_33xx_43xx_common_data.h" - -/* - * IP blocks - */ - -/* emif */ -static struct omap_hwmod am33xx_emif_hwmod = { - .name = "emif", - .class = &am33xx_emif_hwmod_class, - .clkdm_name = "l3_clkdm", - .flags = HWMOD_INIT_NO_IDLE, - .main_clk = "dpll_ddr_m2_div2_ck", - .prcm = { - .omap4 = { - .clkctrl_offs = AM33XX_CM_PER_EMIF_CLKCTRL_OFFSET, - .modulemode = MODULEMODE_SWCTRL, - }, - }, -}; - -/* l4_hs */ -static struct omap_hwmod am33xx_l4_hs_hwmod = { - .name = "l4_hs", - .class = &am33xx_l4_hwmod_class, - .clkdm_name = "l4hs_clkdm", - .flags = HWMOD_INIT_NO_IDLE, - .main_clk = "l4hs_gclk", - .prcm = { - .omap4 = { - .clkctrl_offs = AM33XX_CM_PER_L4HS_CLKCTRL_OFFSET, - .modulemode = MODULEMODE_SWCTRL, - }, - }, -}; - -static struct omap_hwmod_rst_info am33xx_wkup_m3_resets[] = { - { .name = "wkup_m3", .rst_shift = 3, .st_shift = 5 }, -}; - -/* wkup_m3 */ -static struct omap_hwmod am33xx_wkup_m3_hwmod = { - .name = "wkup_m3", - .class = &am33xx_wkup_m3_hwmod_class, - .clkdm_name = "l4_wkup_aon_clkdm", - /* Keep hardreset asserted */ - .flags = HWMOD_INIT_NO_RESET | HWMOD_NO_IDLEST, - .main_clk = "dpll_core_m4_div2_ck", - .prcm = { - .omap4 = { - .clkctrl_offs = AM33XX_CM_WKUP_WKUP_M3_CLKCTRL_OFFSET, - .rstctrl_offs = AM33XX_RM_WKUP_RSTCTRL_OFFSET, - .rstst_offs = AM33XX_RM_WKUP_RSTST_OFFSET, - .modulemode = MODULEMODE_SWCTRL, - }, - }, - .rst_lines = am33xx_wkup_m3_resets, - .rst_lines_cnt = ARRAY_SIZE(am33xx_wkup_m3_resets), -}; - - -/* - * Modules omap_hwmod structures - * - * The following IPs are excluded for the moment because: - * - They do not need an explicit SW control using omap_hwmod API. - * - They still need to be validated with the driver - * properly adapted to omap_hwmod / omap_device - * - * - cEFUSE (doesn't fall under any ocp_if) - * - clkdiv32k - * - ocp watch point - */ -#if 0 -/* - * 'cefuse' class - */ -static struct omap_hwmod_class am33xx_cefuse_hwmod_class = { - .name = "cefuse", -}; - -static struct omap_hwmod am33xx_cefuse_hwmod = { - .name = "cefuse", - .class = &am33xx_cefuse_hwmod_class, - .clkdm_name = "l4_cefuse_clkdm", - .main_clk = "cefuse_fck", - .prcm = { - .omap4 = { - .clkctrl_offs = AM33XX_CM_CEFUSE_CEFUSE_CLKCTRL_OFFSET, - .modulemode = MODULEMODE_SWCTRL, - }, - }, -}; - -/* - * 'clkdiv32k' class - */ -static struct omap_hwmod_class am33xx_clkdiv32k_hwmod_class = { - .name = "clkdiv32k", -}; - -static struct omap_hwmod am33xx_clkdiv32k_hwmod = { - .name = "clkdiv32k", - .class = &am33xx_clkdiv32k_hwmod_class, - .clkdm_name = "clk_24mhz_clkdm", - .main_clk = "clkdiv32k_ick", - .prcm = { - .omap4 = { - .clkctrl_offs = AM33XX_CM_PER_CLKDIV32K_CLKCTRL_OFFSET, - .modulemode = MODULEMODE_SWCTRL, - }, - }, -}; - -/* ocpwp */ -static struct omap_hwmod_class am33xx_ocpwp_hwmod_class = { - .name = "ocpwp", -}; - -static struct omap_hwmod am33xx_ocpwp_hwmod = { - .name = "ocpwp", - .class = &am33xx_ocpwp_hwmod_class, - .clkdm_name = "l4ls_clkdm", - .main_clk = "l4ls_gclk", - .prcm = { - .omap4 = { - .clkctrl_offs = AM33XX_CM_PER_OCPWP_CLKCTRL_OFFSET, - .modulemode = MODULEMODE_SWCTRL, - }, - }, -}; -#endif - -/* - * 'debugss' class - * debug sub system - */ -static struct omap_hwmod_opt_clk debugss_opt_clks[] = { - { .role = "dbg_sysclk", .clk = "dbg_sysclk_ck" }, - { .role = "dbg_clka", .clk = "dbg_clka_ck" }, -}; - -static struct omap_hwmod_class am33xx_debugss_hwmod_class = { - .name = "debugss", -}; - -static struct omap_hwmod am33xx_debugss_hwmod = { - .name = "debugss", - .class = &am33xx_debugss_hwmod_class, - .clkdm_name = "l3_aon_clkdm", - .main_clk = "trace_clk_div_ck", - .prcm = { - .omap4 = { - .clkctrl_offs = AM33XX_CM_WKUP_DEBUGSS_CLKCTRL_OFFSET, - .modulemode = MODULEMODE_SWCTRL, - }, - }, - .opt_clks = debugss_opt_clks, - .opt_clks_cnt = ARRAY_SIZE(debugss_opt_clks), -}; - -static struct omap_hwmod am33xx_control_hwmod = { - .name = "control", - .class = &am33xx_control_hwmod_class, - .clkdm_name = "l4_wkup_clkdm", - .flags = HWMOD_INIT_NO_IDLE, - .main_clk = "dpll_core_m4_div2_ck", - .prcm = { - .omap4 = { - .clkctrl_offs = AM33XX_CM_WKUP_CONTROL_CLKCTRL_OFFSET, - .modulemode = MODULEMODE_SWCTRL, - }, - }, -}; - - -/* - * Interfaces - */ - -/* l3 main -> emif */ -static struct omap_hwmod_ocp_if am33xx_l3_main__emif = { - .master = &am33xx_l3_main_hwmod, - .slave = &am33xx_emif_hwmod, - .clk = "dpll_core_m4_ck", - .user = OCP_USER_MPU | OCP_USER_SDMA, -}; - -/* l3 main -> l4 hs */ -static struct omap_hwmod_ocp_if am33xx_l3_main__l4_hs = { - .master = &am33xx_l3_main_hwmod, - .slave = &am33xx_l4_hs_hwmod, - .clk = "l3s_gclk", - .user = OCP_USER_MPU | OCP_USER_SDMA, -}; - -/* wkup m3 -> l4 wkup */ -static struct omap_hwmod_ocp_if am33xx_wkup_m3__l4_wkup = { - .master = &am33xx_wkup_m3_hwmod, - .slave = &am33xx_l4_wkup_hwmod, - .clk = "dpll_core_m4_div2_ck", - .user = OCP_USER_MPU | OCP_USER_SDMA, -}; - -/* l4 wkup -> wkup m3 */ -static struct omap_hwmod_ocp_if am33xx_l4_wkup__wkup_m3 = { - .master = &am33xx_l4_wkup_hwmod, - .slave = &am33xx_wkup_m3_hwmod, - .clk = "dpll_core_m4_div2_ck", - .user = OCP_USER_MPU | OCP_USER_SDMA, -}; - -/* l3_main -> debugss */ -static struct omap_hwmod_ocp_if am33xx_l3_main__debugss = { - .master = &am33xx_l3_main_hwmod, - .slave = &am33xx_debugss_hwmod, - .clk = "dpll_core_m4_ck", - .user = OCP_USER_MPU, -}; - -/* l4 wkup -> smartreflex0 */ -static struct omap_hwmod_ocp_if am33xx_l4_wkup__smartreflex0 = { - .master = &am33xx_l4_wkup_hwmod, - .slave = &am33xx_smartreflex0_hwmod, - .clk = "dpll_core_m4_div2_ck", - .user = OCP_USER_MPU, -}; - -/* l4 wkup -> smartreflex1 */ -static struct omap_hwmod_ocp_if am33xx_l4_wkup__smartreflex1 = { - .master = &am33xx_l4_wkup_hwmod, - .slave = &am33xx_smartreflex1_hwmod, - .clk = "dpll_core_m4_div2_ck", - .user = OCP_USER_MPU, -}; - -/* l4 wkup -> control */ -static struct omap_hwmod_ocp_if am33xx_l4_wkup__control = { - .master = &am33xx_l4_wkup_hwmod, - .slave = &am33xx_control_hwmod, - .clk = "dpll_core_m4_div2_ck", - .user = OCP_USER_MPU, -}; - -static struct omap_hwmod_ocp_if *am33xx_hwmod_ocp_ifs[] __initdata = { - &am33xx_l3_main__emif, - &am33xx_mpu__l3_main, - &am33xx_mpu__prcm, - &am33xx_l3_s__l4_ls, - &am33xx_l3_s__l4_wkup, - &am33xx_l3_main__l4_hs, - &am33xx_l3_main__l3_s, - &am33xx_l3_main__l3_instr, - &am33xx_l3_s__l3_main, - &am33xx_wkup_m3__l4_wkup, - &am33xx_l3_main__debugss, - &am33xx_l4_wkup__wkup_m3, - &am33xx_l4_wkup__control, - &am33xx_l4_wkup__smartreflex0, - &am33xx_l4_wkup__smartreflex1, - &am33xx_l3_s__gpmc, - &am33xx_l3_main__ocmc, - NULL, -}; - -int __init am33xx_hwmod_init(void) -{ - omap_hwmod_am33xx_reg(); - omap_hwmod_init(); - return omap_hwmod_register_links(am33xx_hwmod_ocp_ifs); -} diff --git a/arch/arm/mach-omap2/omap_hwmod_43xx_data.c b/arch/arm/mach-omap2/omap_hwmod_43xx_data.c deleted file mode 100644 index b97cb745bbbc..000000000000 --- a/arch/arm/mach-omap2/omap_hwmod_43xx_data.c +++ /dev/null @@ -1,167 +0,0 @@ -/* - * Copyright (C) 2013 Texas Instruments Incorporated - * - * Hwmod present only in AM43x and those that differ other than register - * offsets as compared to AM335x. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation version 2. - * - * This program is distributed "as is" WITHOUT ANY WARRANTY of any - * kind, whether express or implied; without even the implied warranty - * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - */ - -#include "omap_hwmod.h" -#include "omap_hwmod_33xx_43xx_common_data.h" -#include "prcm43xx.h" -#include "omap_hwmod_common_data.h" - -/* IP blocks */ -static struct omap_hwmod am43xx_emif_hwmod = { - .name = "emif", - .class = &am33xx_emif_hwmod_class, - .clkdm_name = "emif_clkdm", - .flags = HWMOD_INIT_NO_IDLE, - .main_clk = "dpll_ddr_m2_ck", - .prcm = { - .omap4 = { - .clkctrl_offs = AM43XX_CM_PER_EMIF_CLKCTRL_OFFSET, - .modulemode = MODULEMODE_SWCTRL, - }, - }, -}; - -static struct omap_hwmod am43xx_l4_hs_hwmod = { - .name = "l4_hs", - .class = &am33xx_l4_hwmod_class, - .clkdm_name = "l3_clkdm", - .flags = HWMOD_INIT_NO_IDLE, - .main_clk = "l4hs_gclk", - .prcm = { - .omap4 = { - .clkctrl_offs = AM43XX_CM_PER_L4HS_CLKCTRL_OFFSET, - .modulemode = MODULEMODE_SWCTRL, - }, - }, -}; - -static struct omap_hwmod_rst_info am33xx_wkup_m3_resets[] = { - { .name = "wkup_m3", .rst_shift = 3, .st_shift = 5 }, -}; - -static struct omap_hwmod am43xx_wkup_m3_hwmod = { - .name = "wkup_m3", - .class = &am33xx_wkup_m3_hwmod_class, - .clkdm_name = "l4_wkup_aon_clkdm", - /* Keep hardreset asserted */ - .flags = HWMOD_INIT_NO_RESET | HWMOD_NO_IDLEST, - .main_clk = "sys_clkin_ck", - .prcm = { - .omap4 = { - .clkctrl_offs = AM43XX_CM_WKUP_WKUP_M3_CLKCTRL_OFFSET, - .rstctrl_offs = AM43XX_RM_WKUP_RSTCTRL_OFFSET, - .rstst_offs = AM43XX_RM_WKUP_RSTST_OFFSET, - .modulemode = MODULEMODE_SWCTRL, - }, - }, - .rst_lines = am33xx_wkup_m3_resets, - .rst_lines_cnt = ARRAY_SIZE(am33xx_wkup_m3_resets), -}; - -static struct omap_hwmod am43xx_control_hwmod = { - .name = "control", - .class = &am33xx_control_hwmod_class, - .clkdm_name = "l4_wkup_clkdm", - .flags = HWMOD_INIT_NO_IDLE, - .main_clk = "sys_clkin_ck", - .prcm = { - .omap4 = { - .clkctrl_offs = AM43XX_CM_WKUP_CONTROL_CLKCTRL_OFFSET, - .modulemode = MODULEMODE_SWCTRL, - }, - }, -}; - -/* Interfaces */ -static struct omap_hwmod_ocp_if am43xx_l3_main__emif = { - .master = &am33xx_l3_main_hwmod, - .slave = &am43xx_emif_hwmod, - .clk = "dpll_core_m4_ck", - .user = OCP_USER_MPU | OCP_USER_SDMA, -}; - -static struct omap_hwmod_ocp_if am43xx_l3_main__l4_hs = { - .master = &am33xx_l3_main_hwmod, - .slave = &am43xx_l4_hs_hwmod, - .clk = "l3s_gclk", - .user = OCP_USER_MPU | OCP_USER_SDMA, -}; - -static struct omap_hwmod_ocp_if am43xx_wkup_m3__l4_wkup = { - .master = &am43xx_wkup_m3_hwmod, - .slave = &am33xx_l4_wkup_hwmod, - .clk = "sys_clkin_ck", - .user = OCP_USER_MPU | OCP_USER_SDMA, -}; - -static struct omap_hwmod_ocp_if am43xx_l4_wkup__wkup_m3 = { - .master = &am33xx_l4_wkup_hwmod, - .slave = &am43xx_wkup_m3_hwmod, - .clk = "sys_clkin_ck", - .user = OCP_USER_MPU | OCP_USER_SDMA, -}; - -static struct omap_hwmod_ocp_if am43xx_l4_wkup__smartreflex0 = { - .master = &am33xx_l4_wkup_hwmod, - .slave = &am33xx_smartreflex0_hwmod, - .clk = "sys_clkin_ck", - .user = OCP_USER_MPU, -}; - -static struct omap_hwmod_ocp_if am43xx_l4_wkup__smartreflex1 = { - .master = &am33xx_l4_wkup_hwmod, - .slave = &am33xx_smartreflex1_hwmod, - .clk = "sys_clkin_ck", - .user = OCP_USER_MPU, -}; - -static struct omap_hwmod_ocp_if am43xx_l4_wkup__control = { - .master = &am33xx_l4_wkup_hwmod, - .slave = &am43xx_control_hwmod, - .clk = "sys_clkin_ck", - .user = OCP_USER_MPU, -}; - -static struct omap_hwmod_ocp_if *am43xx_hwmod_ocp_ifs[] __initdata = { - &am33xx_mpu__l3_main, - &am33xx_mpu__prcm, - &am33xx_l3_s__l4_ls, - &am33xx_l3_s__l4_wkup, - &am43xx_l3_main__l4_hs, - &am33xx_l3_main__l3_s, - &am33xx_l3_main__l3_instr, - &am33xx_l3_s__l3_main, - &am43xx_l3_main__emif, - &am43xx_wkup_m3__l4_wkup, - &am43xx_l4_wkup__wkup_m3, - &am43xx_l4_wkup__control, - &am43xx_l4_wkup__smartreflex0, - &am43xx_l4_wkup__smartreflex1, - &am33xx_l3_s__gpmc, - &am33xx_l3_main__ocmc, - NULL, -}; - -int __init am43xx_hwmod_init(void) -{ - int ret; - - omap_hwmod_am43xx_reg(); - omap_hwmod_init(); - ret = omap_hwmod_register_links(am43xx_hwmod_ocp_ifs); - - return ret; -} diff --git a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c index 37c59115b353..6aa3b8e81a0c 100644 --- a/arch/arm/mach-omap2/omap_hwmod_44xx_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_44xx_data.c @@ -353,42 +353,6 @@ static struct omap_hwmod omap44xx_emif2_hwmod = { }, }; -/* - * 'gpmc' class - * general purpose memory controller - */ - -static struct omap_hwmod_class_sysconfig omap44xx_gpmc_sysc = { - .rev_offs = 0x0000, - .sysc_offs = 0x0010, - .syss_offs = 0x0014, - .sysc_flags = (SYSC_HAS_AUTOIDLE | SYSC_HAS_SIDLEMODE | - SYSC_HAS_SOFTRESET | SYSS_HAS_RESET_STATUS), - .idlemodes = (SIDLE_FORCE | SIDLE_NO | SIDLE_SMART), - .sysc_fields = &omap_hwmod_sysc_type1, -}; - -static struct omap_hwmod_class omap44xx_gpmc_hwmod_class = { - .name = "gpmc", - .sysc = &omap44xx_gpmc_sysc, -}; - -/* gpmc */ -static struct omap_hwmod omap44xx_gpmc_hwmod = { - .name = "gpmc", - .class = &omap44xx_gpmc_hwmod_class, - .clkdm_name = "l3_2_clkdm", - /* Skip reset for CONFIG_OMAP_GPMC_DEBUG for bootloader timings */ - .flags = DEBUG_OMAP_GPMC_HWMOD_FLAGS, - .prcm = { - .omap4 = { - .clkctrl_offs = OMAP4_CM_L3_2_GPMC_CLKCTRL_OFFSET, - .context_offs = OMAP4_RM_L3_2_GPMC_CONTEXT_OFFSET, - .modulemode = MODULEMODE_HWCTRL, - }, - }, -}; - /* * 'iss' class * external images sensor pixel data processor @@ -440,39 +404,6 @@ static struct omap_hwmod omap44xx_iss_hwmod = { .opt_clks_cnt = ARRAY_SIZE(iss_opt_clks), }; -/* - * 'iva' class - * multi-standard video encoder/decoder hardware accelerator - */ - -static struct omap_hwmod_class omap44xx_iva_hwmod_class = { - .name = "iva", -}; - -/* iva */ -static struct omap_hwmod_rst_info omap44xx_iva_resets[] = { - { .name = "seq0", .rst_shift = 0 }, - { .name = "seq1", .rst_shift = 1 }, - { .name = "logic", .rst_shift = 2 }, -}; - -static struct omap_hwmod omap44xx_iva_hwmod = { - .name = "iva", - .class = &omap44xx_iva_hwmod_class, - .clkdm_name = "ivahd_clkdm", - .rst_lines = omap44xx_iva_resets, - .rst_lines_cnt = ARRAY_SIZE(omap44xx_iva_resets), - .main_clk = "dpll_iva_m5x2_ck", - .prcm = { - .omap4 = { - .clkctrl_offs = OMAP4_CM_IVAHD_IVAHD_CLKCTRL_OFFSET, - .rstctrl_offs = OMAP4_RM_IVAHD_RSTCTRL_OFFSET, - .context_offs = OMAP4_RM_IVAHD_IVAHD_CONTEXT_OFFSET, - .modulemode = MODULEMODE_HWCTRL, - }, - }, -}; - /* * 'mpu' class * mpu sub-system @@ -644,14 +575,6 @@ static struct omap_hwmod_ocp_if omap44xx_mpu__dmm = { .user = OCP_USER_MPU, }; -/* iva -> l3_instr */ -static struct omap_hwmod_ocp_if omap44xx_iva__l3_instr = { - .master = &omap44xx_iva_hwmod, - .slave = &omap44xx_l3_instr_hwmod, - .clk = "l3_div_ck", - .user = OCP_USER_MPU | OCP_USER_SDMA, -}; - /* l3_main_3 -> l3_instr */ static struct omap_hwmod_ocp_if omap44xx_l3_main_3__l3_instr = { .master = &omap44xx_l3_main_3_hwmod, @@ -708,14 +631,6 @@ static struct omap_hwmod_ocp_if omap44xx_iss__l3_main_2 = { .user = OCP_USER_MPU | OCP_USER_SDMA, }; -/* iva -> l3_main_2 */ -static struct omap_hwmod_ocp_if omap44xx_iva__l3_main_2 = { - .master = &omap44xx_iva_hwmod, - .slave = &omap44xx_l3_main_2_hwmod, - .clk = "l3_div_ck", - .user = OCP_USER_MPU | OCP_USER_SDMA, -}; - /* l3_main_1 -> l3_main_2 */ static struct omap_hwmod_ocp_if omap44xx_l3_main_1__l3_main_2 = { .master = &omap44xx_l3_main_1_hwmod, @@ -836,14 +751,6 @@ static struct omap_hwmod_ocp_if omap44xx_l3_instr__debugss = { .user = OCP_USER_MPU | OCP_USER_SDMA, }; -/* l3_main_2 -> gpmc */ -static struct omap_hwmod_ocp_if omap44xx_l3_main_2__gpmc = { - .master = &omap44xx_l3_main_2_hwmod, - .slave = &omap44xx_gpmc_hwmod, - .clk = "l3_div_ck", - .user = OCP_USER_MPU | OCP_USER_SDMA, -}; - /* l3_main_2 -> iss */ static struct omap_hwmod_ocp_if omap44xx_l3_main_2__iss = { .master = &omap44xx_l3_main_2_hwmod, @@ -852,22 +759,6 @@ static struct omap_hwmod_ocp_if omap44xx_l3_main_2__iss = { .user = OCP_USER_MPU | OCP_USER_SDMA, }; -/* iva -> sl2if */ -static struct omap_hwmod_ocp_if __maybe_unused omap44xx_iva__sl2if = { - .master = &omap44xx_iva_hwmod, - .slave = &omap44xx_sl2if_hwmod, - .clk = "dpll_iva_m5x2_ck", - .user = OCP_USER_IVA, -}; - -/* l3_main_2 -> iva */ -static struct omap_hwmod_ocp_if omap44xx_l3_main_2__iva = { - .master = &omap44xx_l3_main_2_hwmod, - .slave = &omap44xx_iva_hwmod, - .clk = "l3_div_ck", - .user = OCP_USER_MPU, -}; - /* l3_main_2 -> ocmc_ram */ static struct omap_hwmod_ocp_if omap44xx_l3_main_2__ocmc_ram = { .master = &omap44xx_l3_main_2_hwmod, @@ -943,7 +834,6 @@ static struct omap_hwmod_ocp_if omap44xx_mpu__emif2 = { static struct omap_hwmod_ocp_if *omap44xx_hwmod_ocp_ifs[] __initdata = { &omap44xx_l3_main_1__dmm, &omap44xx_mpu__dmm, - &omap44xx_iva__l3_instr, &omap44xx_l3_main_3__l3_instr, &omap44xx_ocp_wp_noc__l3_instr, &omap44xx_l3_main_2__l3_main_1, @@ -951,7 +841,6 @@ static struct omap_hwmod_ocp_if *omap44xx_hwmod_ocp_ifs[] __initdata = { &omap44xx_mpu__l3_main_1, &omap44xx_debugss__l3_main_2, &omap44xx_iss__l3_main_2, - &omap44xx_iva__l3_main_2, &omap44xx_l3_main_1__l3_main_2, &omap44xx_l4_cfg__l3_main_2, &omap44xx_l3_main_1__l3_main_3, @@ -967,10 +856,7 @@ static struct omap_hwmod_ocp_if *omap44xx_hwmod_ocp_ifs[] __initdata = { &omap44xx_l4_wkup__ctrl_module_wkup, &omap44xx_l4_wkup__ctrl_module_pad_wkup, &omap44xx_l3_instr__debugss, - &omap44xx_l3_main_2__gpmc, &omap44xx_l3_main_2__iss, - /* &omap44xx_iva__sl2if, */ - &omap44xx_l3_main_2__iva, &omap44xx_l3_main_2__ocmc_ram, &omap44xx_mpu_private__prcm_mpu, &omap44xx_l4_wkup__cm_core_aon, diff --git a/arch/arm/mach-omap2/omap_hwmod_7xx_data.c b/arch/arm/mach-omap2/omap_hwmod_7xx_data.c index 05e163c8337a..48c2a808bd46 100644 --- a/arch/arm/mach-omap2/omap_hwmod_7xx_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_7xx_data.c @@ -242,46 +242,6 @@ static struct omap_hwmod dra7xx_ctrl_module_wkup_hwmod = { }, }; -/* - * 'gpmc' class - * - */ - -static struct omap_hwmod_class_sysconfig dra7xx_gpmc_sysc = { - .rev_offs = 0x0000, - .sysc_offs = 0x0010, - .syss_offs = 0x0014, - .sysc_flags = (SYSC_HAS_AUTOIDLE | SYSC_HAS_SIDLEMODE | - SYSC_HAS_SOFTRESET | SYSS_HAS_RESET_STATUS), - .idlemodes = (SIDLE_FORCE | SIDLE_NO | SIDLE_SMART), - .sysc_fields = &omap_hwmod_sysc_type1, -}; - -static struct omap_hwmod_class dra7xx_gpmc_hwmod_class = { - .name = "gpmc", - .sysc = &dra7xx_gpmc_sysc, -}; - -/* gpmc */ - -static struct omap_hwmod dra7xx_gpmc_hwmod = { - .name = "gpmc", - .class = &dra7xx_gpmc_hwmod_class, - .clkdm_name = "l3main1_clkdm", - /* Skip reset for CONFIG_OMAP_GPMC_DEBUG for bootloader timings */ - .flags = DEBUG_OMAP_GPMC_HWMOD_FLAGS, - .main_clk = "l3_iclk_div", - .prcm = { - .omap4 = { - .clkctrl_offs = DRA7XX_CM_L3MAIN1_GPMC_CLKCTRL_OFFSET, - .context_offs = DRA7XX_RM_L3MAIN1_GPMC_CONTEXT_OFFSET, - .modulemode = MODULEMODE_HWCTRL, - }, - }, -}; - - - /* * 'mpu' class * @@ -611,14 +571,6 @@ static struct omap_hwmod_ocp_if dra7xx_l4_wkup__ctrl_module_wkup = { .user = OCP_USER_MPU | OCP_USER_SDMA, }; -/* l3_main_1 -> gpmc */ -static struct omap_hwmod_ocp_if dra7xx_l3_main_1__gpmc = { - .master = &dra7xx_l3_main_1_hwmod, - .slave = &dra7xx_gpmc_hwmod, - .clk = "l3_iclk_div", - .user = OCP_USER_MPU | OCP_USER_SDMA, -}; - /* l4_cfg -> mpu */ static struct omap_hwmod_ocp_if dra7xx_l4_cfg__mpu = { .master = &dra7xx_l4_cfg_hwmod, @@ -722,7 +674,6 @@ static struct omap_hwmod_ocp_if *dra7xx_hwmod_ocp_ifs[] __initdata = { &dra7xx_l4_per2__atl, &dra7xx_l3_main_1__bb2d, &dra7xx_l4_wkup__ctrl_module_wkup, - &dra7xx_l3_main_1__gpmc, &dra7xx_l4_cfg__mpu, &dra7xx_l3_main_1__pciess1, &dra7xx_l4_cfg__pciess1, diff --git a/arch/arm/mach-omap2/pdata-quirks.c b/arch/arm/mach-omap2/pdata-quirks.c index 2a4fe3e68b82..cd38bf07c094 100644 --- a/arch/arm/mach-omap2/pdata-quirks.c +++ b/arch/arm/mach-omap2/pdata-quirks.c @@ -94,6 +94,7 @@ static void __init hsmmc2_internal_input_clk(void) omap_ctrl_writel(reg, OMAP343X_CONTROL_DEVCONF1); } +#ifdef CONFIG_OMAP_HWMOD static struct iommu_platform_data omap3_iommu_pdata = { .reset_name = "mmu", .assert_reset = omap_device_assert_hardreset, @@ -106,6 +107,7 @@ static struct iommu_platform_data omap3_iommu_isp_pdata = { .device_enable = omap_device_enable, .device_idle = omap_device_idle, }; +#endif static int omap3_sbc_t3730_twl_callback(struct device *dev, unsigned gpio, @@ -272,14 +274,6 @@ static void __init omap3_pandora_legacy_init(void) } #endif /* CONFIG_ARCH_OMAP3 */ -#if defined(CONFIG_SOC_AM33XX) || defined(CONFIG_SOC_AM43XX) -static struct wkup_m3_platform_data wkup_m3_data = { - .reset_name = "wkup_m3", - .assert_reset = omap_device_assert_hardreset, - .deassert_reset = omap_device_deassert_hardreset, -}; -#endif - #ifdef CONFIG_SOC_OMAP5 static void __init omap5_uevm_legacy_init(void) { @@ -370,6 +364,7 @@ static void ti_sysc_clkdm_allow_idle(struct device *dev, clkdm_allow_idle(cookie->clkdm); } +#ifdef CONFIG_OMAP_HWMOD static int ti_sysc_enable_module(struct device *dev, const struct ti_sysc_cookie *cookie) { @@ -396,6 +391,7 @@ static int ti_sysc_shutdown_module(struct device *dev, return omap_hwmod_shutdown(cookie->data); } +#endif /* CONFIG_OMAP_HWMOD */ static bool ti_sysc_soc_type_gp(void) { @@ -410,10 +406,12 @@ static struct ti_sysc_platform_data ti_sysc_pdata = { .init_clockdomain = ti_sysc_clkdm_init, .clkdm_deny_idle = ti_sysc_clkdm_deny_idle, .clkdm_allow_idle = ti_sysc_clkdm_allow_idle, +#ifdef CONFIG_OMAP_HWMOD .init_module = omap_hwmod_init_module, .enable_module = ti_sysc_enable_module, .idle_module = ti_sysc_idle_module, .shutdown_module = ti_sysc_shutdown_module, +#endif }; static struct pcs_pdata pcs_pdata; @@ -501,14 +499,6 @@ static struct of_dev_auxdata omap_auxdata_lookup[] = { OF_DEV_AUXDATA("ti,omap3-mcbsp", 0x49024000, "49024000.mcbsp", &mcbsp_pdata), #endif #endif -#ifdef CONFIG_SOC_AM33XX - OF_DEV_AUXDATA("ti,am3352-wkup-m3", 0x44d00000, "44d00000.wkup_m3", - &wkup_m3_data), -#endif -#ifdef CONFIG_SOC_AM43XX - OF_DEV_AUXDATA("ti,am4372-wkup-m3", 0x44d00000, "44d00000.wkup_m3", - &wkup_m3_data), -#endif #if defined(CONFIG_ARCH_OMAP4) || defined(CONFIG_SOC_OMAP5) OF_DEV_AUXDATA("ti,omap4-smartreflex-iva", 0x4a0db000, "4a0db000.smartreflex", &omap_sr_pdata[OMAP_SR_IVA]), @@ -580,6 +570,8 @@ static void pdata_quirks_check(struct pdata_init *quirks) void __init pdata_quirks_init(const struct of_device_id *omap_dt_match_table) { + struct device_node *np; + /* * We still need this for omap2420 and omap3 PM to work, others are * using drivers/misc/sram.c already. @@ -591,6 +583,15 @@ void __init pdata_quirks_init(const struct of_device_id *omap_dt_match_table) if (of_machine_is_compatible("ti,omap3")) omap3_mcbsp_init(); pdata_quirks_check(auxdata_quirks); + + /* Populate always-on PRCM in l4_wkup to probe l4_wkup */ + np = of_find_node_by_name(NULL, "prcm"); + if (!np) + np = of_find_node_by_name(NULL, "prm"); + if (np) + of_platform_populate(np, omap_dt_match_table, + omap_auxdata_lookup, NULL); + of_platform_populate(NULL, omap_dt_match_table, omap_auxdata_lookup, NULL); pdata_quirks_check(pdata_quirks); diff --git a/arch/sh/drivers/pci/pcie-sh7786.c b/arch/sh/drivers/pci/pcie-sh7786.c index 4468289ab2ca..4d499476c33a 100644 --- a/arch/sh/drivers/pci/pcie-sh7786.c +++ b/arch/sh/drivers/pci/pcie-sh7786.c @@ -12,7 +12,7 @@ #include #include #include -#include +#include #include #include #include diff --git a/arch/x86/pci/sta2x11-fixup.c b/arch/x86/pci/sta2x11-fixup.c index 5701d5ba3df4..7d2525691854 100644 --- a/arch/x86/pci/sta2x11-fixup.c +++ b/arch/x86/pci/sta2x11-fixup.c @@ -11,7 +11,8 @@ #include #include #include -#include +#include +#include #include #define STA2X11_SWIOTLB_SIZE (4*1024*1024) diff --git a/drivers/bus/ti-sysc.c b/drivers/bus/ti-sysc.c index 92ecf1a78ec7..a27d751cf219 100644 --- a/drivers/bus/ti-sysc.c +++ b/drivers/bus/ti-sysc.c @@ -853,8 +853,12 @@ static int sysc_ioremap(struct sysc *ddata) */ static int sysc_map_and_check_registers(struct sysc *ddata) { + struct device_node *np = ddata->dev->of_node; int error; + if (!of_get_property(np, "reg", NULL)) + return 0; + error = sysc_parse_and_check_child_range(ddata); if (error) return error; @@ -1222,10 +1226,10 @@ static int __maybe_unused sysc_runtime_suspend(struct device *dev) ddata->enabled = false; err_allow_idle: - reset_control_assert(ddata->rsts); - sysc_clkdm_allow_idle(ddata); + reset_control_assert(ddata->rsts); + return error; } @@ -1379,6 +1383,8 @@ 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 +1820,14 @@ 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; @@ -1945,6 +1959,7 @@ static int sysc_reset(struct sysc *ddata) */ static int sysc_init_module(struct sysc *ddata) { + bool rstctrl_deasserted = false; int error = 0; error = sysc_clockdomain_init(ddata); @@ -1969,6 +1984,7 @@ static int sysc_init_module(struct sysc *ddata) error = reset_control_deassert(ddata->rsts); if (error) goto err_main_clocks; + rstctrl_deasserted = true; } ddata->revision = sysc_read_revision(ddata); @@ -1978,13 +1994,13 @@ static int sysc_init_module(struct sysc *ddata) if (ddata->legacy_mode) { error = sysc_legacy_init(ddata); if (error) - goto err_reset; + goto err_main_clocks; } if (!ddata->legacy_mode) { error = sysc_enable_module(ddata->dev); if (error) - goto err_reset; + goto err_main_clocks; } error = sysc_reset(ddata); @@ -1994,10 +2010,6 @@ static int sysc_init_module(struct sysc *ddata) if (error && !ddata->legacy_mode) sysc_disable_module(ddata->dev); -err_reset: - if (error && !(ddata->cfg.quirks & SYSC_QUIRK_NO_RESET_ON_INIT)) - reset_control_assert(ddata->rsts); - err_main_clocks: if (error) sysc_disable_main_clocks(ddata); @@ -2008,6 +2020,10 @@ err_opt_clocks: sysc_clkdm_allow_idle(ddata); } + if (error && rstctrl_deasserted && + !(ddata->cfg.quirks & SYSC_QUIRK_NO_RESET_ON_INIT)) + reset_control_assert(ddata->rsts); + return error; } @@ -2909,6 +2925,9 @@ static int sysc_probe(struct platform_device *pdev) if (!ddata) return -ENOMEM; + ddata->offsets[SYSC_REVISION] = -ENODEV; + ddata->offsets[SYSC_SYSCONFIG] = -ENODEV; + ddata->offsets[SYSC_SYSSTATUS] = -ENODEV; ddata->dev = &pdev->dev; platform_set_drvdata(pdev, ddata); @@ -2975,9 +2994,6 @@ static int sysc_probe(struct platform_device *pdev) } /* Balance use counts as PM runtime should have enabled these all */ - if (!(ddata->cfg.quirks & SYSC_QUIRK_NO_RESET_ON_INIT)) - reset_control_assert(ddata->rsts); - if (!(ddata->cfg.quirks & (SYSC_QUIRK_NO_IDLE | SYSC_QUIRK_NO_IDLE_ON_INIT))) { sysc_disable_main_clocks(ddata); @@ -2985,6 +3001,9 @@ static int sysc_probe(struct platform_device *pdev) sysc_clkdm_allow_idle(ddata); } + if (!(ddata->cfg.quirks & SYSC_QUIRK_NO_RESET_ON_INIT)) + reset_control_assert(ddata->rsts); + sysc_show_registers(ddata); ddata->dev->type = &sysc_device_type; diff --git a/drivers/clk/samsung/Kconfig b/drivers/clk/samsung/Kconfig index 57d4b3f20417..7e9c186e57ef 100644 --- a/drivers/clk/samsung/Kconfig +++ b/drivers/clk/samsung/Kconfig @@ -19,6 +19,16 @@ config EXYNOS_AUDSS_CLK_CON on some Exynos SoC variants. Choose M or Y here if you want to use audio devices such as I2S, PCM, etc. +config EXYNOS_CLKOUT + tristate "Samsung Exynos clock output driver" + depends on COMMON_CLK_SAMSUNG + default y if ARCH_EXYNOS + help + Support for the clock output (XCLKOUT) present on some of Exynos SoC + variants. Usually the XCLKOUT is used to monitor the status of the + certains clocks from SoC, but it could also be tied to other devices + as an input clock. + # For S3C24XX platforms, select following symbols: config S3C2410_COMMON_CLK bool "Samsung S3C2410 clock controller support" if COMPILE_TEST diff --git a/drivers/clk/samsung/Makefile b/drivers/clk/samsung/Makefile index 1a4e6b787978..6891b087acff 100644 --- a/drivers/clk/samsung/Makefile +++ b/drivers/clk/samsung/Makefile @@ -15,7 +15,7 @@ obj-$(CONFIG_SOC_EXYNOS5420) += clk-exynos5420.o obj-$(CONFIG_SOC_EXYNOS5420) += clk-exynos5-subcmu.o obj-$(CONFIG_EXYNOS_ARM64_COMMON_CLK) += clk-exynos5433.o obj-$(CONFIG_EXYNOS_AUDSS_CLK_CON) += clk-exynos-audss.o -obj-$(CONFIG_ARCH_EXYNOS) += clk-exynos-clkout.o +obj-$(CONFIG_EXYNOS_CLKOUT) += clk-exynos-clkout.o obj-$(CONFIG_EXYNOS_ARM64_COMMON_CLK) += clk-exynos7.o obj-$(CONFIG_S3C2410_COMMON_CLK)+= clk-s3c2410.o obj-$(CONFIG_S3C2410_COMMON_DCLK)+= clk-s3c2410-dclk.o diff --git a/drivers/clk/samsung/clk-exynos-clkout.c b/drivers/clk/samsung/clk-exynos-clkout.c index 34ccb1d23bc3..e6d6cbf8c4e6 100644 --- a/drivers/clk/samsung/clk-exynos-clkout.c +++ b/drivers/clk/samsung/clk-exynos-clkout.c @@ -9,10 +9,13 @@ #include #include #include +#include #include #include #include -#include +#include +#include +#include #define EXYNOS_CLKOUT_NR_CLKS 1 #define EXYNOS_CLKOUT_PARENTS 32 @@ -28,41 +31,103 @@ struct exynos_clkout { struct clk_mux mux; spinlock_t slock; void __iomem *reg; + struct device_node *np; u32 pmu_debug_save; struct clk_hw_onecell_data data; }; -static struct exynos_clkout *clkout; +struct exynos_clkout_variant { + u32 mux_mask; +}; -static int exynos_clkout_suspend(void) +static const struct exynos_clkout_variant exynos_clkout_exynos4 = { + .mux_mask = EXYNOS4_CLKOUT_MUX_MASK, +}; + +static const struct exynos_clkout_variant exynos_clkout_exynos5 = { + .mux_mask = EXYNOS5_CLKOUT_MUX_MASK, +}; + +static const struct of_device_id exynos_clkout_ids[] = { + { + .compatible = "samsung,exynos3250-pmu", + .data = &exynos_clkout_exynos4, + }, { + .compatible = "samsung,exynos4210-pmu", + .data = &exynos_clkout_exynos4, + }, { + .compatible = "samsung,exynos4412-pmu", + .data = &exynos_clkout_exynos4, + }, { + .compatible = "samsung,exynos5250-pmu", + .data = &exynos_clkout_exynos5, + }, { + .compatible = "samsung,exynos5410-pmu", + .data = &exynos_clkout_exynos5, + }, { + .compatible = "samsung,exynos5420-pmu", + .data = &exynos_clkout_exynos5, + }, { + .compatible = "samsung,exynos5433-pmu", + .data = &exynos_clkout_exynos5, + }, { } +}; +MODULE_DEVICE_TABLE(of, exynos_clkout_ids); + +/* + * Device will be instantiated as child of PMU device without its own + * device node. Therefore match compatibles against parent. + */ +static int exynos_clkout_match_parent_dev(struct device *dev, u32 *mux_mask) { - clkout->pmu_debug_save = readl(clkout->reg + EXYNOS_PMU_DEBUG_REG); + const struct exynos_clkout_variant *variant; + const struct of_device_id *match; + + if (!dev->parent) { + dev_err(dev, "not instantiated from MFD\n"); + return -EINVAL; + } + + match = of_match_device(exynos_clkout_ids, dev->parent); + if (!match) { + dev_err(dev, "cannot match parent device\n"); + return -EINVAL; + } + variant = match->data; + + *mux_mask = variant->mux_mask; return 0; } -static void exynos_clkout_resume(void) -{ - writel(clkout->pmu_debug_save, clkout->reg + EXYNOS_PMU_DEBUG_REG); -} - -static struct syscore_ops exynos_clkout_syscore_ops = { - .suspend = exynos_clkout_suspend, - .resume = exynos_clkout_resume, -}; - -static void __init exynos_clkout_init(struct device_node *node, u32 mux_mask) +static int exynos_clkout_probe(struct platform_device *pdev) { const char *parent_names[EXYNOS_CLKOUT_PARENTS]; struct clk *parents[EXYNOS_CLKOUT_PARENTS]; - int parent_count; - int ret; - int i; + struct exynos_clkout *clkout; + int parent_count, ret, i; + u32 mux_mask; - clkout = kzalloc(struct_size(clkout, data.hws, EXYNOS_CLKOUT_NR_CLKS), - GFP_KERNEL); + clkout = devm_kzalloc(&pdev->dev, + struct_size(clkout, data.hws, EXYNOS_CLKOUT_NR_CLKS), + GFP_KERNEL); if (!clkout) - return; + return -ENOMEM; + + ret = exynos_clkout_match_parent_dev(&pdev->dev, &mux_mask); + if (ret) + return ret; + + clkout->np = pdev->dev.of_node; + if (!clkout->np) { + /* + * pdev->dev.parent was checked by exynos_clkout_match_parent_dev() + * so it is not NULL. + */ + clkout->np = pdev->dev.parent->of_node; + } + + platform_set_drvdata(pdev, clkout); spin_lock_init(&clkout->slock); @@ -71,7 +136,7 @@ static void __init exynos_clkout_init(struct device_node *node, u32 mux_mask) char name[] = "clkoutXX"; snprintf(name, sizeof(name), "clkout%d", i); - parents[i] = of_clk_get_by_name(node, name); + parents[i] = of_clk_get_by_name(clkout->np, name); if (IS_ERR(parents[i])) { parent_names[i] = "none"; continue; @@ -82,11 +147,13 @@ static void __init exynos_clkout_init(struct device_node *node, u32 mux_mask) } if (!parent_count) - goto free_clkout; + return -EINVAL; - clkout->reg = of_iomap(node, 0); - if (!clkout->reg) + clkout->reg = of_iomap(clkout->np, 0); + if (!clkout->reg) { + ret = -ENODEV; goto clks_put; + } clkout->gate.reg = clkout->reg + EXYNOS_PMU_DEBUG_REG; clkout->gate.bit_idx = EXYNOS_CLKOUT_DISABLE_SHIFT; @@ -103,17 +170,17 @@ static void __init exynos_clkout_init(struct device_node *node, u32 mux_mask) &clk_mux_ops, NULL, NULL, &clkout->gate.hw, &clk_gate_ops, CLK_SET_RATE_PARENT | CLK_SET_RATE_NO_REPARENT); - if (IS_ERR(clkout->data.hws[0])) + if (IS_ERR(clkout->data.hws[0])) { + ret = PTR_ERR(clkout->data.hws[0]); goto err_unmap; + } clkout->data.num = EXYNOS_CLKOUT_NR_CLKS; - ret = of_clk_add_hw_provider(node, of_clk_hw_onecell_get, &clkout->data); + ret = of_clk_add_hw_provider(clkout->np, of_clk_hw_onecell_get, &clkout->data); if (ret) goto err_clk_unreg; - register_syscore_ops(&exynos_clkout_syscore_ops); - - return; + return 0; err_clk_unreg: clk_hw_unregister(clkout->data.hws[0]); @@ -123,38 +190,56 @@ clks_put: for (i = 0; i < EXYNOS_CLKOUT_PARENTS; ++i) if (!IS_ERR(parents[i])) clk_put(parents[i]); -free_clkout: - kfree(clkout); - pr_err("%s: failed to register clkout clock\n", __func__); + dev_err(&pdev->dev, "failed to register clkout clock\n"); + + return ret; } -/* - * We use CLK_OF_DECLARE_DRIVER initialization method to avoid setting - * the OF_POPULATED flag on the pmu device tree node, so later the - * Exynos PMU platform device can be properly probed with PMU driver. - */ - -static void __init exynos4_clkout_init(struct device_node *node) +static int exynos_clkout_remove(struct platform_device *pdev) { - exynos_clkout_init(node, EXYNOS4_CLKOUT_MUX_MASK); -} -CLK_OF_DECLARE_DRIVER(exynos4210_clkout, "samsung,exynos4210-pmu", - exynos4_clkout_init); -CLK_OF_DECLARE_DRIVER(exynos4412_clkout, "samsung,exynos4412-pmu", - exynos4_clkout_init); -CLK_OF_DECLARE_DRIVER(exynos3250_clkout, "samsung,exynos3250-pmu", - exynos4_clkout_init); + struct exynos_clkout *clkout = platform_get_drvdata(pdev); -static void __init exynos5_clkout_init(struct device_node *node) -{ - exynos_clkout_init(node, EXYNOS5_CLKOUT_MUX_MASK); + of_clk_del_provider(clkout->np); + clk_hw_unregister(clkout->data.hws[0]); + iounmap(clkout->reg); + + return 0; } -CLK_OF_DECLARE_DRIVER(exynos5250_clkout, "samsung,exynos5250-pmu", - exynos5_clkout_init); -CLK_OF_DECLARE_DRIVER(exynos5410_clkout, "samsung,exynos5410-pmu", - exynos5_clkout_init); -CLK_OF_DECLARE_DRIVER(exynos5420_clkout, "samsung,exynos5420-pmu", - exynos5_clkout_init); -CLK_OF_DECLARE_DRIVER(exynos5433_clkout, "samsung,exynos5433-pmu", - exynos5_clkout_init); + +static int __maybe_unused exynos_clkout_suspend(struct device *dev) +{ + struct exynos_clkout *clkout = dev_get_drvdata(dev); + + clkout->pmu_debug_save = readl(clkout->reg + EXYNOS_PMU_DEBUG_REG); + + return 0; +} + +static int __maybe_unused exynos_clkout_resume(struct device *dev) +{ + struct exynos_clkout *clkout = dev_get_drvdata(dev); + + writel(clkout->pmu_debug_save, clkout->reg + EXYNOS_PMU_DEBUG_REG); + + return 0; +} + +static SIMPLE_DEV_PM_OPS(exynos_clkout_pm_ops, exynos_clkout_suspend, + exynos_clkout_resume); + +static struct platform_driver exynos_clkout_driver = { + .driver = { + .name = "exynos-clkout", + .of_match_table = exynos_clkout_ids, + .pm = &exynos_clkout_pm_ops, + }, + .probe = exynos_clkout_probe, + .remove = exynos_clkout_remove, +}; +module_platform_driver(exynos_clkout_driver); + +MODULE_AUTHOR("Krzysztof Kozlowski "); +MODULE_AUTHOR("Tomasz Figa "); +MODULE_DESCRIPTION("Samsung Exynos clock output driver"); +MODULE_LICENSE("GPL"); diff --git a/drivers/clk/ti/clk-33xx.c b/drivers/clk/ti/clk-33xx.c index 7dc30dd6c8d5..f2c22120aaa7 100644 --- a/drivers/clk/ti/clk-33xx.c +++ b/drivers/clk/ti/clk-33xx.c @@ -266,6 +266,8 @@ static const char *enable_init_clks[] = { "dpll_ddr_m2_ck", "dpll_mpu_m2_ck", "l3_gclk", + /* AM3_L3_L3_MAIN_CLKCTRL, needed during suspend */ + "l3-clkctrl:00bc:0", "l4hs_gclk", "l4fw_gclk", "l4ls_gclk", diff --git a/drivers/clk/ti/clk-43xx.c b/drivers/clk/ti/clk-43xx.c index e5538d577ce5..46c0add99570 100644 --- a/drivers/clk/ti/clk-43xx.c +++ b/drivers/clk/ti/clk-43xx.c @@ -272,6 +272,11 @@ static struct ti_dt_clk am43xx_clks[] = { { .node_name = NULL }, }; +static const char *enable_init_clks[] = { + /* AM4_L3_L3_MAIN_CLKCTRL, needed during suspend */ + "l3-clkctrl:0000:0", +}; + int __init am43xx_dt_clk_init(void) { struct clk *clk1, *clk2; @@ -283,6 +288,9 @@ int __init am43xx_dt_clk_init(void) omap2_clk_disable_autoidle_all(); + omap2_clk_enable_init_clocks(enable_init_clks, + ARRAY_SIZE(enable_init_clks)); + ti_clk_add_aliases(); /* diff --git a/drivers/clk/ti/clk-44xx.c b/drivers/clk/ti/clk-44xx.c index a38c92153979..d078e5d73ed9 100644 --- a/drivers/clk/ti/clk-44xx.c +++ b/drivers/clk/ti/clk-44xx.c @@ -255,7 +255,7 @@ static const struct omap_clkctrl_reg_data omap4_l3_instr_clkctrl_regs[] __initco }; static const struct omap_clkctrl_reg_data omap4_ivahd_clkctrl_regs[] __initconst = { - { OMAP4_IVA_CLKCTRL, NULL, CLKF_HW_SUP, "dpll_iva_m5x2_ck" }, + { OMAP4_IVA_CLKCTRL, NULL, CLKF_HW_SUP | CLKF_NO_IDLEST, "dpll_iva_m5x2_ck" }, { OMAP4_SL2IF_CLKCTRL, NULL, CLKF_HW_SUP, "dpll_iva_m5x2_ck" }, { 0 }, }; diff --git a/drivers/clk/ti/clk-7xx.c b/drivers/clk/ti/clk-7xx.c index 4e27f88062e7..8b9118ccd4cd 100644 --- a/drivers/clk/ti/clk-7xx.c +++ b/drivers/clk/ti/clk-7xx.c @@ -252,6 +252,12 @@ static const struct omap_clkctrl_reg_data dra7_l3instr_clkctrl_regs[] __initcons { 0 }, }; +static const struct omap_clkctrl_reg_data dra7_iva_clkctrl_regs[] __initconst = { + { DRA7_IVA_CLKCTRL, NULL, CLKF_HW_SUP | CLKF_NO_IDLEST, "dpll_iva_h12x2_ck" }, + { DRA7_SL2IF_CLKCTRL, NULL, CLKF_HW_SUP, "dpll_iva_h12x2_ck" }, + { 0 }, +}; + static const char * const dra7_dss_dss_clk_parents[] __initconst = { "dpll_per_h12x2_ck", NULL, @@ -827,6 +833,7 @@ const struct omap_clkctrl_data dra7_clkctrl_data[] __initconst = { { 0x4a008c00, dra7_atl_clkctrl_regs }, { 0x4a008d20, dra7_l4cfg_clkctrl_regs }, { 0x4a008e20, dra7_l3instr_clkctrl_regs }, + { 0x4a008f20, dra7_iva_clkctrl_regs }, { 0x4a009020, dra7_cam_clkctrl_regs }, { 0x4a009120, dra7_dss_clkctrl_regs }, { 0x4a009220, dra7_gpu_clkctrl_regs }, diff --git a/drivers/cpuidle/cpuidle-big_little.c b/drivers/cpuidle/cpuidle-big_little.c index 7f8ddc04342d..abe51185f243 100644 --- a/drivers/cpuidle/cpuidle-big_little.c +++ b/drivers/cpuidle/cpuidle-big_little.c @@ -155,8 +155,7 @@ static int __init bl_idle_driver_init(struct cpuidle_driver *drv, int part_id) static const struct of_device_id compatible_machine_match[] = { { .compatible = "arm,vexpress,v2p-ca15_a7" }, - { .compatible = "samsung,exynos5420" }, - { .compatible = "samsung,exynos5800" }, + { .compatible = "google,peach" }, {}, }; diff --git a/drivers/firmware/arm_scmi/notify.c b/drivers/firmware/arm_scmi/notify.c index ce336899d636..66196b293b6c 100644 --- a/drivers/firmware/arm_scmi/notify.c +++ b/drivers/firmware/arm_scmi/notify.c @@ -1474,17 +1474,17 @@ int scmi_notification_init(struct scmi_handle *handle) ni->gid = gid; ni->handle = handle; + ni->registered_protocols = devm_kcalloc(handle->dev, SCMI_MAX_PROTO, + sizeof(char *), GFP_KERNEL); + if (!ni->registered_protocols) + goto err; + ni->notify_wq = alloc_workqueue(dev_name(handle->dev), WQ_UNBOUND | WQ_FREEZABLE | WQ_SYSFS, 0); if (!ni->notify_wq) goto err; - ni->registered_protocols = devm_kcalloc(handle->dev, SCMI_MAX_PROTO, - sizeof(char *), GFP_KERNEL); - if (!ni->registered_protocols) - goto err; - mutex_init(&ni->pending_mtx); hash_init(ni->pending_events_handlers); diff --git a/drivers/firmware/arm_scmi/sensors.c b/drivers/firmware/arm_scmi/sensors.c index b4232d611033..4541b891b733 100644 --- a/drivers/firmware/arm_scmi/sensors.c +++ b/drivers/firmware/arm_scmi/sensors.c @@ -2,21 +2,30 @@ /* * System Control and Management Interface (SCMI) Sensor Protocol * - * Copyright (C) 2018 ARM Ltd. + * Copyright (C) 2018-2020 ARM Ltd. */ #define pr_fmt(fmt) "SCMI Notifications SENSOR - " fmt +#include #include #include "common.h" #include "notify.h" +#define SCMI_MAX_NUM_SENSOR_AXIS 63 +#define SCMIv2_SENSOR_PROTOCOL 0x10000 + enum scmi_sensor_protocol_cmd { SENSOR_DESCRIPTION_GET = 0x3, SENSOR_TRIP_POINT_NOTIFY = 0x4, SENSOR_TRIP_POINT_CONFIG = 0x5, SENSOR_READING_GET = 0x6, + SENSOR_AXIS_DESCRIPTION_GET = 0x7, + SENSOR_LIST_UPDATE_INTERVALS = 0x8, + SENSOR_CONFIG_GET = 0x9, + SENSOR_CONFIG_SET = 0xA, + SENSOR_CONTINUOUS_UPDATE_NOTIFY = 0xB, }; struct scmi_msg_resp_sensor_attributes { @@ -28,29 +37,106 @@ struct scmi_msg_resp_sensor_attributes { __le32 reg_size; }; +/* v3 attributes_low macros */ +#define SUPPORTS_UPDATE_NOTIFY(x) FIELD_GET(BIT(30), (x)) +#define SENSOR_TSTAMP_EXP(x) FIELD_GET(GENMASK(14, 10), (x)) +#define SUPPORTS_TIMESTAMP(x) FIELD_GET(BIT(9), (x)) +#define SUPPORTS_EXTEND_ATTRS(x) FIELD_GET(BIT(8), (x)) + +/* v2 attributes_high macros */ +#define SENSOR_UPDATE_BASE(x) FIELD_GET(GENMASK(31, 27), (x)) +#define SENSOR_UPDATE_SCALE(x) FIELD_GET(GENMASK(26, 22), (x)) + +/* v3 attributes_high macros */ +#define SENSOR_AXIS_NUMBER(x) FIELD_GET(GENMASK(21, 16), (x)) +#define SUPPORTS_AXIS(x) FIELD_GET(BIT(8), (x)) + +/* v3 resolution macros */ +#define SENSOR_RES(x) FIELD_GET(GENMASK(26, 0), (x)) +#define SENSOR_RES_EXP(x) FIELD_GET(GENMASK(31, 27), (x)) + +struct scmi_msg_resp_attrs { + __le32 min_range_low; + __le32 min_range_high; + __le32 max_range_low; + __le32 max_range_high; +}; + struct scmi_msg_resp_sensor_description { __le16 num_returned; __le16 num_remaining; - struct { + struct scmi_sensor_descriptor { __le32 id; __le32 attributes_low; -#define SUPPORTS_ASYNC_READ(x) ((x) & BIT(31)) -#define NUM_TRIP_POINTS(x) ((x) & 0xff) +/* Common attributes_low macros */ +#define SUPPORTS_ASYNC_READ(x) FIELD_GET(BIT(31), (x)) +#define NUM_TRIP_POINTS(x) FIELD_GET(GENMASK(7, 0), (x)) __le32 attributes_high; -#define SENSOR_TYPE(x) ((x) & 0xff) -#define SENSOR_SCALE(x) (((x) >> 11) & 0x1f) -#define SENSOR_SCALE_SIGN BIT(4) -#define SENSOR_SCALE_EXTEND GENMASK(7, 5) -#define SENSOR_UPDATE_SCALE(x) (((x) >> 22) & 0x1f) -#define SENSOR_UPDATE_BASE(x) (((x) >> 27) & 0x1f) - u8 name[SCMI_MAX_STR_SIZE]; - } desc[0]; +/* Common attributes_high macros */ +#define SENSOR_SCALE(x) FIELD_GET(GENMASK(15, 11), (x)) +#define SENSOR_SCALE_SIGN BIT(4) +#define SENSOR_SCALE_EXTEND GENMASK(31, 5) +#define SENSOR_TYPE(x) FIELD_GET(GENMASK(7, 0), (x)) + u8 name[SCMI_MAX_STR_SIZE]; + /* only for version > 2.0 */ + __le32 power; + __le32 resolution; + struct scmi_msg_resp_attrs scalar_attrs; + } desc[]; }; -struct scmi_msg_sensor_trip_point_notify { +/* Base scmi_sensor_descriptor size excluding extended attrs after name */ +#define SCMI_MSG_RESP_SENS_DESCR_BASE_SZ 28 + +/* Sign extend to a full s32 */ +#define S32_EXT(v) \ + ({ \ + int __v = (v); \ + \ + if (__v & SENSOR_SCALE_SIGN) \ + __v |= SENSOR_SCALE_EXTEND; \ + __v; \ + }) + +struct scmi_msg_sensor_axis_description_get { + __le32 id; + __le32 axis_desc_index; +}; + +struct scmi_msg_resp_sensor_axis_description { + __le32 num_axis_flags; +#define NUM_AXIS_RETURNED(x) FIELD_GET(GENMASK(5, 0), (x)) +#define NUM_AXIS_REMAINING(x) FIELD_GET(GENMASK(31, 26), (x)) + struct scmi_axis_descriptor { + __le32 id; + __le32 attributes_low; + __le32 attributes_high; + u8 name[SCMI_MAX_STR_SIZE]; + __le32 resolution; + struct scmi_msg_resp_attrs attrs; + } desc[]; +}; + +/* Base scmi_axis_descriptor size excluding extended attrs after name */ +#define SCMI_MSG_RESP_AXIS_DESCR_BASE_SZ 28 + +struct scmi_msg_sensor_list_update_intervals { + __le32 id; + __le32 index; +}; + +struct scmi_msg_resp_sensor_list_update_intervals { + __le32 num_intervals_flags; +#define NUM_INTERVALS_RETURNED(x) FIELD_GET(GENMASK(11, 0), (x)) +#define SEGMENTED_INTVL_FORMAT(x) FIELD_GET(BIT(12), (x)) +#define NUM_INTERVALS_REMAINING(x) FIELD_GET(GENMASK(31, 16), (x)) + __le32 intervals[]; +}; + +struct scmi_msg_sensor_request_notify { __le32 id; __le32 event_control; -#define SENSOR_TP_NOTIFY_ALL BIT(0) +#define SENSOR_NOTIFY_ALL BIT(0) }; struct scmi_msg_set_sensor_trip_point { @@ -66,18 +152,46 @@ struct scmi_msg_set_sensor_trip_point { __le32 value_high; }; +struct scmi_msg_sensor_config_set { + __le32 id; + __le32 sensor_config; +}; + struct scmi_msg_sensor_reading_get { __le32 id; __le32 flags; #define SENSOR_READ_ASYNC BIT(0) }; +struct scmi_resp_sensor_reading_complete { + __le32 id; + __le64 readings; +}; + +struct scmi_sensor_reading_resp { + __le32 sensor_value_low; + __le32 sensor_value_high; + __le32 timestamp_low; + __le32 timestamp_high; +}; + +struct scmi_resp_sensor_reading_complete_v3 { + __le32 id; + struct scmi_sensor_reading_resp readings[]; +}; + struct scmi_sensor_trip_notify_payld { __le32 agent_id; __le32 sensor_id; __le32 trip_point_desc; }; +struct scmi_sensor_update_notify_payld { + __le32 agent_id; + __le32 sensor_id; + struct scmi_sensor_reading_resp readings[]; +}; + struct sensors_info { u32 version; int num_sensors; @@ -114,6 +228,194 @@ static int scmi_sensor_attributes_get(const struct scmi_handle *handle, return ret; } +static inline void scmi_parse_range_attrs(struct scmi_range_attrs *out, + struct scmi_msg_resp_attrs *in) +{ + out->min_range = get_unaligned_le64((void *)&in->min_range_low); + out->max_range = get_unaligned_le64((void *)&in->max_range_low); +} + +static int scmi_sensor_update_intervals(const struct scmi_handle *handle, + struct scmi_sensor_info *s) +{ + int ret, cnt; + u32 desc_index = 0; + u16 num_returned, num_remaining; + struct scmi_xfer *ti; + struct scmi_msg_resp_sensor_list_update_intervals *buf; + struct scmi_msg_sensor_list_update_intervals *msg; + + ret = scmi_xfer_get_init(handle, SENSOR_LIST_UPDATE_INTERVALS, + SCMI_PROTOCOL_SENSOR, sizeof(*msg), 0, &ti); + if (ret) + return ret; + + buf = ti->rx.buf; + do { + u32 flags; + + msg = ti->tx.buf; + /* Set the number of sensors to be skipped/already read */ + msg->id = cpu_to_le32(s->id); + msg->index = cpu_to_le32(desc_index); + + ret = scmi_do_xfer(handle, ti); + if (ret) + break; + + flags = le32_to_cpu(buf->num_intervals_flags); + num_returned = NUM_INTERVALS_RETURNED(flags); + num_remaining = NUM_INTERVALS_REMAINING(flags); + + /* + * Max intervals is not declared previously anywhere so we + * assume it's returned+remaining. + */ + if (!s->intervals.count) { + s->intervals.segmented = SEGMENTED_INTVL_FORMAT(flags); + s->intervals.count = num_returned + num_remaining; + /* segmented intervals are reported in one triplet */ + if (s->intervals.segmented && + (num_remaining || num_returned != 3)) { + dev_err(handle->dev, + "Sensor ID:%d advertises an invalid segmented interval (%d)\n", + s->id, s->intervals.count); + s->intervals.segmented = false; + s->intervals.count = 0; + ret = -EINVAL; + break; + } + /* Direct allocation when exceeding pre-allocated */ + if (s->intervals.count >= SCMI_MAX_PREALLOC_POOL) { + s->intervals.desc = + devm_kcalloc(handle->dev, + s->intervals.count, + sizeof(*s->intervals.desc), + GFP_KERNEL); + if (!s->intervals.desc) { + s->intervals.segmented = false; + s->intervals.count = 0; + ret = -ENOMEM; + break; + } + } + } else if (desc_index + num_returned > s->intervals.count) { + dev_err(handle->dev, + "No. of update intervals can't exceed %d\n", + s->intervals.count); + ret = -EINVAL; + break; + } + + for (cnt = 0; cnt < num_returned; cnt++) + s->intervals.desc[desc_index + cnt] = + le32_to_cpu(buf->intervals[cnt]); + + desc_index += num_returned; + + scmi_reset_rx_to_maxsz(handle, ti); + /* + * check for both returned and remaining to avoid infinite + * loop due to buggy firmware + */ + } while (num_returned && num_remaining); + + scmi_xfer_put(handle, ti); + return ret; +} + +static int scmi_sensor_axis_description(const struct scmi_handle *handle, + struct scmi_sensor_info *s) +{ + int ret, cnt; + u32 desc_index = 0; + u16 num_returned, num_remaining; + struct scmi_xfer *te; + struct scmi_msg_resp_sensor_axis_description *buf; + struct scmi_msg_sensor_axis_description_get *msg; + + s->axis = devm_kcalloc(handle->dev, s->num_axis, + sizeof(*s->axis), GFP_KERNEL); + if (!s->axis) + return -ENOMEM; + + ret = scmi_xfer_get_init(handle, SENSOR_AXIS_DESCRIPTION_GET, + SCMI_PROTOCOL_SENSOR, sizeof(*msg), 0, &te); + if (ret) + return ret; + + buf = te->rx.buf; + do { + u32 flags; + struct scmi_axis_descriptor *adesc; + + msg = te->tx.buf; + /* Set the number of sensors to be skipped/already read */ + msg->id = cpu_to_le32(s->id); + msg->axis_desc_index = cpu_to_le32(desc_index); + + ret = scmi_do_xfer(handle, te); + if (ret) + break; + + flags = le32_to_cpu(buf->num_axis_flags); + num_returned = NUM_AXIS_RETURNED(flags); + num_remaining = NUM_AXIS_REMAINING(flags); + + if (desc_index + num_returned > s->num_axis) { + dev_err(handle->dev, "No. of axis can't exceed %d\n", + s->num_axis); + break; + } + + adesc = &buf->desc[0]; + for (cnt = 0; cnt < num_returned; cnt++) { + u32 attrh, attrl; + struct scmi_sensor_axis_info *a; + size_t dsize = SCMI_MSG_RESP_AXIS_DESCR_BASE_SZ; + + attrl = le32_to_cpu(adesc->attributes_low); + + a = &s->axis[desc_index + cnt]; + + a->id = le32_to_cpu(adesc->id); + a->extended_attrs = SUPPORTS_EXTEND_ATTRS(attrl); + + attrh = le32_to_cpu(adesc->attributes_high); + a->scale = S32_EXT(SENSOR_SCALE(attrh)); + a->type = SENSOR_TYPE(attrh); + strlcpy(a->name, adesc->name, SCMI_MAX_STR_SIZE); + + if (a->extended_attrs) { + unsigned int ares = + le32_to_cpu(adesc->resolution); + + a->resolution = SENSOR_RES(ares); + a->exponent = + S32_EXT(SENSOR_RES_EXP(ares)); + dsize += sizeof(adesc->resolution); + + scmi_parse_range_attrs(&a->attrs, + &adesc->attrs); + dsize += sizeof(adesc->attrs); + } + + adesc = (typeof(adesc))((u8 *)adesc + dsize); + } + + desc_index += num_returned; + + scmi_reset_rx_to_maxsz(handle, te); + /* + * check for both returned and remaining to avoid infinite + * loop due to buggy firmware + */ + } while (num_returned && num_remaining); + + scmi_xfer_put(handle, te); + return ret; +} + static int scmi_sensor_description_get(const struct scmi_handle *handle, struct sensors_info *si) { @@ -131,9 +433,10 @@ static int scmi_sensor_description_get(const struct scmi_handle *handle, buf = t->rx.buf; do { + struct scmi_sensor_descriptor *sdesc; + /* Set the number of sensors to be skipped/already read */ put_unaligned_le32(desc_index, t->tx.buf); - ret = scmi_do_xfer(handle, t); if (ret) break; @@ -147,22 +450,97 @@ static int scmi_sensor_description_get(const struct scmi_handle *handle, break; } + sdesc = &buf->desc[0]; for (cnt = 0; cnt < num_returned; cnt++) { u32 attrh, attrl; struct scmi_sensor_info *s; + size_t dsize = SCMI_MSG_RESP_SENS_DESCR_BASE_SZ; - attrl = le32_to_cpu(buf->desc[cnt].attributes_low); - attrh = le32_to_cpu(buf->desc[cnt].attributes_high); s = &si->sensors[desc_index + cnt]; - s->id = le32_to_cpu(buf->desc[cnt].id); - s->type = SENSOR_TYPE(attrh); - s->scale = SENSOR_SCALE(attrh); - /* Sign extend to a full s8 */ - if (s->scale & SENSOR_SCALE_SIGN) - s->scale |= SENSOR_SCALE_EXTEND; + s->id = le32_to_cpu(sdesc->id); + + attrl = le32_to_cpu(sdesc->attributes_low); + /* common bitfields parsing */ s->async = SUPPORTS_ASYNC_READ(attrl); s->num_trip_points = NUM_TRIP_POINTS(attrl); - strlcpy(s->name, buf->desc[cnt].name, SCMI_MAX_STR_SIZE); + /** + * only SCMIv3.0 specific bitfield below. + * Such bitfields are assumed to be zeroed on non + * relevant fw versions...assuming fw not buggy ! + */ + s->update = SUPPORTS_UPDATE_NOTIFY(attrl); + s->timestamped = SUPPORTS_TIMESTAMP(attrl); + if (s->timestamped) + s->tstamp_scale = + S32_EXT(SENSOR_TSTAMP_EXP(attrl)); + s->extended_scalar_attrs = + SUPPORTS_EXTEND_ATTRS(attrl); + + attrh = le32_to_cpu(sdesc->attributes_high); + /* common bitfields parsing */ + s->scale = S32_EXT(SENSOR_SCALE(attrh)); + s->type = SENSOR_TYPE(attrh); + /* Use pre-allocated pool wherever possible */ + s->intervals.desc = s->intervals.prealloc_pool; + if (si->version == SCMIv2_SENSOR_PROTOCOL) { + s->intervals.segmented = false; + s->intervals.count = 1; + /* + * Convert SCMIv2.0 update interval format to + * SCMIv3.0 to be used as the common exposed + * descriptor, accessible via common macros. + */ + s->intervals.desc[0] = + (SENSOR_UPDATE_BASE(attrh) << 5) | + SENSOR_UPDATE_SCALE(attrh); + } else { + /* + * From SCMIv3.0 update intervals are retrieved + * via a dedicated (optional) command. + * Since the command is optional, on error carry + * on without any update interval. + */ + if (scmi_sensor_update_intervals(handle, s)) + dev_dbg(handle->dev, + "Update Intervals not available for sensor ID:%d\n", + s->id); + } + /** + * only > SCMIv2.0 specific bitfield below. + * Such bitfields are assumed to be zeroed on non + * relevant fw versions...assuming fw not buggy ! + */ + s->num_axis = min_t(unsigned int, + SUPPORTS_AXIS(attrh) ? + SENSOR_AXIS_NUMBER(attrh) : 0, + SCMI_MAX_NUM_SENSOR_AXIS); + strlcpy(s->name, sdesc->name, SCMI_MAX_STR_SIZE); + + if (s->extended_scalar_attrs) { + s->sensor_power = le32_to_cpu(sdesc->power); + dsize += sizeof(sdesc->power); + /* Only for sensors reporting scalar values */ + if (s->num_axis == 0) { + unsigned int sres = + le32_to_cpu(sdesc->resolution); + + s->resolution = SENSOR_RES(sres); + s->exponent = + S32_EXT(SENSOR_RES_EXP(sres)); + dsize += sizeof(sdesc->resolution); + + scmi_parse_range_attrs(&s->scalar_attrs, + &sdesc->scalar_attrs); + dsize += sizeof(sdesc->scalar_attrs); + } + } + if (s->num_axis > 0) { + ret = scmi_sensor_axis_description(handle, s); + if (ret) + goto out; + } + + sdesc = (typeof(sdesc))((u8 *)sdesc + dsize); } desc_index += num_returned; @@ -174,19 +552,21 @@ static int scmi_sensor_description_get(const struct scmi_handle *handle, */ } while (num_returned && num_remaining); +out: scmi_xfer_put(handle, t); return ret; } -static int scmi_sensor_trip_point_notify(const struct scmi_handle *handle, - u32 sensor_id, bool enable) +static inline int +scmi_sensor_request_notify(const struct scmi_handle *handle, u32 sensor_id, + u8 message_id, bool enable) { int ret; - u32 evt_cntl = enable ? SENSOR_TP_NOTIFY_ALL : 0; + u32 evt_cntl = enable ? SENSOR_NOTIFY_ALL : 0; struct scmi_xfer *t; - struct scmi_msg_sensor_trip_point_notify *cfg; + struct scmi_msg_sensor_request_notify *cfg; - ret = scmi_xfer_get_init(handle, SENSOR_TRIP_POINT_NOTIFY, + ret = scmi_xfer_get_init(handle, message_id, SCMI_PROTOCOL_SENSOR, sizeof(*cfg), 0, &t); if (ret) return ret; @@ -201,6 +581,23 @@ static int scmi_sensor_trip_point_notify(const struct scmi_handle *handle, return ret; } +static int scmi_sensor_trip_point_notify(const struct scmi_handle *handle, + u32 sensor_id, bool enable) +{ + return scmi_sensor_request_notify(handle, sensor_id, + SENSOR_TRIP_POINT_NOTIFY, + enable); +} + +static int +scmi_sensor_continuous_update_notify(const struct scmi_handle *handle, + u32 sensor_id, bool enable) +{ + return scmi_sensor_request_notify(handle, sensor_id, + SENSOR_CONTINUOUS_UPDATE_NOTIFY, + enable); +} + static int scmi_sensor_trip_point_config(const struct scmi_handle *handle, u32 sensor_id, u8 trip_id, u64 trip_value) @@ -227,6 +624,75 @@ scmi_sensor_trip_point_config(const struct scmi_handle *handle, u32 sensor_id, return ret; } +static int scmi_sensor_config_get(const struct scmi_handle *handle, + u32 sensor_id, u32 *sensor_config) +{ + int ret; + struct scmi_xfer *t; + + ret = scmi_xfer_get_init(handle, SENSOR_CONFIG_GET, + SCMI_PROTOCOL_SENSOR, sizeof(__le32), + sizeof(__le32), &t); + if (ret) + return ret; + + put_unaligned_le32(cpu_to_le32(sensor_id), t->tx.buf); + ret = scmi_do_xfer(handle, t); + if (!ret) { + struct sensors_info *si = handle->sensor_priv; + struct scmi_sensor_info *s = si->sensors + sensor_id; + + *sensor_config = get_unaligned_le64(t->rx.buf); + s->sensor_config = *sensor_config; + } + + scmi_xfer_put(handle, t); + return ret; +} + +static int scmi_sensor_config_set(const struct scmi_handle *handle, + u32 sensor_id, u32 sensor_config) +{ + int ret; + struct scmi_xfer *t; + struct scmi_msg_sensor_config_set *msg; + + ret = scmi_xfer_get_init(handle, SENSOR_CONFIG_SET, + SCMI_PROTOCOL_SENSOR, sizeof(*msg), 0, &t); + if (ret) + return ret; + + msg = t->tx.buf; + msg->id = cpu_to_le32(sensor_id); + msg->sensor_config = cpu_to_le32(sensor_config); + + ret = scmi_do_xfer(handle, t); + if (!ret) { + struct sensors_info *si = handle->sensor_priv; + struct scmi_sensor_info *s = si->sensors + sensor_id; + + s->sensor_config = sensor_config; + } + + scmi_xfer_put(handle, t); + return ret; +} + +/** + * scmi_sensor_reading_get - Read scalar sensor value + * @handle: Platform handle + * @sensor_id: Sensor ID + * @value: The 64bit value sensor reading + * + * This function returns a single 64 bit reading value representing the sensor + * value; if the platform SCMI Protocol implementation and the sensor support + * multiple axis and timestamped-reads, this just returns the first axis while + * dropping the timestamp value. + * Use instead the @scmi_sensor_reading_get_timestamped to retrieve the array of + * timestamped multi-axis values. + * + * Return: 0 on Success + */ static int scmi_sensor_reading_get(const struct scmi_handle *handle, u32 sensor_id, u64 *value) { @@ -237,20 +703,24 @@ static int scmi_sensor_reading_get(const struct scmi_handle *handle, struct scmi_sensor_info *s = si->sensors + sensor_id; ret = scmi_xfer_get_init(handle, SENSOR_READING_GET, - SCMI_PROTOCOL_SENSOR, sizeof(*sensor), - sizeof(u64), &t); + SCMI_PROTOCOL_SENSOR, sizeof(*sensor), 0, &t); if (ret) return ret; sensor = t->tx.buf; sensor->id = cpu_to_le32(sensor_id); - if (s->async) { sensor->flags = cpu_to_le32(SENSOR_READ_ASYNC); ret = scmi_do_xfer_with_response(handle, t); - if (!ret) - *value = get_unaligned_le64((void *) - ((__le32 *)t->rx.buf + 1)); + if (!ret) { + struct scmi_resp_sensor_reading_complete *resp; + + resp = t->rx.buf; + if (le32_to_cpu(resp->id) == sensor_id) + *value = get_unaligned_le64(&resp->readings); + else + ret = -EPROTO; + } } else { sensor->flags = cpu_to_le32(0); ret = scmi_do_xfer(handle, t); @@ -262,6 +732,84 @@ static int scmi_sensor_reading_get(const struct scmi_handle *handle, return ret; } +static inline void +scmi_parse_sensor_readings(struct scmi_sensor_reading *out, + const struct scmi_sensor_reading_resp *in) +{ + out->value = get_unaligned_le64((void *)&in->sensor_value_low); + out->timestamp = get_unaligned_le64((void *)&in->timestamp_low); +} + +/** + * scmi_sensor_reading_get_timestamped - Read multiple-axis timestamped values + * @handle: Platform handle + * @sensor_id: Sensor ID + * @count: The length of the provided @readings array + * @readings: An array of elements each representing a timestamped per-axis + * reading of type @struct scmi_sensor_reading. + * Returned readings are ordered as the @axis descriptors array + * included in @struct scmi_sensor_info and the max number of + * returned elements is min(@count, @num_axis); ideally the provided + * array should be of length @count equal to @num_axis. + * + * Return: 0 on Success + */ +static int +scmi_sensor_reading_get_timestamped(const struct scmi_handle *handle, + u32 sensor_id, u8 count, + struct scmi_sensor_reading *readings) +{ + int ret; + struct scmi_xfer *t; + struct scmi_msg_sensor_reading_get *sensor; + struct sensors_info *si = handle->sensor_priv; + struct scmi_sensor_info *s = si->sensors + sensor_id; + + if (!count || !readings || + (!s->num_axis && count > 1) || (s->num_axis && count > s->num_axis)) + return -EINVAL; + + ret = scmi_xfer_get_init(handle, SENSOR_READING_GET, + SCMI_PROTOCOL_SENSOR, sizeof(*sensor), 0, &t); + if (ret) + return ret; + + sensor = t->tx.buf; + sensor->id = cpu_to_le32(sensor_id); + if (s->async) { + sensor->flags = cpu_to_le32(SENSOR_READ_ASYNC); + ret = scmi_do_xfer_with_response(handle, t); + if (!ret) { + int i; + struct scmi_resp_sensor_reading_complete_v3 *resp; + + resp = t->rx.buf; + /* Retrieve only the number of requested axis anyway */ + if (le32_to_cpu(resp->id) == sensor_id) + for (i = 0; i < count; i++) + scmi_parse_sensor_readings(&readings[i], + &resp->readings[i]); + else + ret = -EPROTO; + } + } else { + sensor->flags = cpu_to_le32(0); + ret = scmi_do_xfer(handle, t); + if (!ret) { + int i; + struct scmi_sensor_reading_resp *resp_readings; + + resp_readings = t->rx.buf; + for (i = 0; i < count; i++) + scmi_parse_sensor_readings(&readings[i], + &resp_readings[i]); + } + } + + scmi_xfer_put(handle, t); + return ret; +} + static const struct scmi_sensor_info * scmi_sensor_info_get(const struct scmi_handle *handle, u32 sensor_id) { @@ -282,6 +830,9 @@ static const struct scmi_sensor_ops sensor_ops = { .info_get = scmi_sensor_info_get, .trip_point_config = scmi_sensor_trip_point_config, .reading_get = scmi_sensor_reading_get, + .reading_get_timestamped = scmi_sensor_reading_get_timestamped, + .config_get = scmi_sensor_config_get, + .config_set = scmi_sensor_config_set, }; static int scmi_sensor_set_notify_enabled(const struct scmi_handle *handle, @@ -289,7 +840,19 @@ static int scmi_sensor_set_notify_enabled(const struct scmi_handle *handle, { int ret; - ret = scmi_sensor_trip_point_notify(handle, src_id, enable); + switch (evt_id) { + case SCMI_EVENT_SENSOR_TRIP_POINT_EVENT: + ret = scmi_sensor_trip_point_notify(handle, src_id, enable); + break; + case SCMI_EVENT_SENSOR_UPDATE: + ret = scmi_sensor_continuous_update_notify(handle, src_id, + enable); + break; + default: + ret = -EINVAL; + break; + } + if (ret) pr_debug("FAIL_ENABLED - evt[%X] dom[%d] - ret:%d\n", evt_id, src_id, ret); @@ -302,20 +865,59 @@ static void *scmi_sensor_fill_custom_report(const struct scmi_handle *handle, const void *payld, size_t payld_sz, void *report, u32 *src_id) { - const struct scmi_sensor_trip_notify_payld *p = payld; - struct scmi_sensor_trip_point_report *r = report; + void *rep = NULL; - if (evt_id != SCMI_EVENT_SENSOR_TRIP_POINT_EVENT || - sizeof(*p) != payld_sz) - return NULL; + switch (evt_id) { + case SCMI_EVENT_SENSOR_TRIP_POINT_EVENT: + { + const struct scmi_sensor_trip_notify_payld *p = payld; + struct scmi_sensor_trip_point_report *r = report; - r->timestamp = timestamp; - r->agent_id = le32_to_cpu(p->agent_id); - r->sensor_id = le32_to_cpu(p->sensor_id); - r->trip_point_desc = le32_to_cpu(p->trip_point_desc); - *src_id = r->sensor_id; + if (sizeof(*p) != payld_sz) + break; - return r; + r->timestamp = timestamp; + r->agent_id = le32_to_cpu(p->agent_id); + r->sensor_id = le32_to_cpu(p->sensor_id); + r->trip_point_desc = le32_to_cpu(p->trip_point_desc); + *src_id = r->sensor_id; + rep = r; + break; + } + case SCMI_EVENT_SENSOR_UPDATE: + { + int i; + struct scmi_sensor_info *s; + const struct scmi_sensor_update_notify_payld *p = payld; + struct scmi_sensor_update_report *r = report; + struct sensors_info *sinfo = handle->sensor_priv; + + /* payld_sz is variable for this event */ + r->sensor_id = le32_to_cpu(p->sensor_id); + if (r->sensor_id >= sinfo->num_sensors) + break; + r->timestamp = timestamp; + r->agent_id = le32_to_cpu(p->agent_id); + s = &sinfo->sensors[r->sensor_id]; + /* + * The generated report r (@struct scmi_sensor_update_report) + * was pre-allocated to contain up to SCMI_MAX_NUM_SENSOR_AXIS + * readings: here it is filled with the effective @num_axis + * readings defined for this sensor or 1 for scalar sensors. + */ + r->readings_count = s->num_axis ?: 1; + for (i = 0; i < r->readings_count; i++) + scmi_parse_sensor_readings(&r->readings[i], + &p->readings[i]); + *src_id = r->sensor_id; + rep = r; + break; + } + default: + break; + } + + return rep; } static const struct scmi_event sensor_events[] = { @@ -324,6 +926,16 @@ static const struct scmi_event sensor_events[] = { .max_payld_sz = sizeof(struct scmi_sensor_trip_notify_payld), .max_report_sz = sizeof(struct scmi_sensor_trip_point_report), }, + { + .id = SCMI_EVENT_SENSOR_UPDATE, + .max_payld_sz = + sizeof(struct scmi_sensor_update_notify_payld) + + SCMI_MAX_NUM_SENSOR_AXIS * + sizeof(struct scmi_sensor_reading_resp), + .max_report_sz = sizeof(struct scmi_sensor_update_report) + + SCMI_MAX_NUM_SENSOR_AXIS * + sizeof(struct scmi_sensor_reading), + }, }; static const struct scmi_event_ops sensor_event_ops = { @@ -334,6 +946,7 @@ static const struct scmi_event_ops sensor_event_ops = { static int scmi_sensors_protocol_init(struct scmi_handle *handle) { u32 version; + int ret; struct sensors_info *sinfo; scmi_version_get(handle, SCMI_PROTOCOL_SENSOR, &version); @@ -344,15 +957,19 @@ static int scmi_sensors_protocol_init(struct scmi_handle *handle) sinfo = devm_kzalloc(handle->dev, sizeof(*sinfo), GFP_KERNEL); if (!sinfo) return -ENOMEM; + sinfo->version = version; - scmi_sensor_attributes_get(handle, sinfo); - + ret = scmi_sensor_attributes_get(handle, sinfo); + if (ret) + return ret; sinfo->sensors = devm_kcalloc(handle->dev, sinfo->num_sensors, sizeof(*sinfo->sensors), GFP_KERNEL); if (!sinfo->sensors) return -ENOMEM; - scmi_sensor_description_get(handle, sinfo); + ret = scmi_sensor_description_get(handle, sinfo); + if (ret) + return ret; scmi_register_protocol_events(handle, SCMI_PROTOCOL_SENSOR, SCMI_PROTO_QUEUE_SZ, @@ -360,9 +977,8 @@ static int scmi_sensors_protocol_init(struct scmi_handle *handle) ARRAY_SIZE(sensor_events), sinfo->num_sensors); - sinfo->version = version; - handle->sensor_ops = &sensor_ops; handle->sensor_priv = sinfo; + handle->sensor_ops = &sensor_ops; return 0; } diff --git a/drivers/firmware/imx/imx-dsp.c b/drivers/firmware/imx/imx-dsp.c index 4265e9dbed84..a6c06d7476c3 100644 --- a/drivers/firmware/imx/imx-dsp.c +++ b/drivers/firmware/imx/imx-dsp.c @@ -60,22 +60,40 @@ static void imx_dsp_handle_rx(struct mbox_client *c, void *msg) } } -static int imx_dsp_probe(struct platform_device *pdev) +struct mbox_chan *imx_dsp_request_channel(struct imx_dsp_ipc *dsp_ipc, int idx) { - struct device *dev = &pdev->dev; - struct imx_dsp_ipc *dsp_ipc; + struct imx_dsp_chan *dsp_chan; + + if (idx >= DSP_MU_CHAN_NUM) + return ERR_PTR(-EINVAL); + + dsp_chan = &dsp_ipc->chans[idx]; + dsp_chan->ch = mbox_request_channel_byname(&dsp_chan->cl, dsp_chan->name); + return dsp_chan->ch; +} +EXPORT_SYMBOL(imx_dsp_request_channel); + +void imx_dsp_free_channel(struct imx_dsp_ipc *dsp_ipc, int idx) +{ + struct imx_dsp_chan *dsp_chan; + + if (idx >= DSP_MU_CHAN_NUM) + return; + + dsp_chan = &dsp_ipc->chans[idx]; + mbox_free_channel(dsp_chan->ch); +} +EXPORT_SYMBOL(imx_dsp_free_channel); + +static int imx_dsp_setup_channels(struct imx_dsp_ipc *dsp_ipc) +{ + struct device *dev = dsp_ipc->dev; struct imx_dsp_chan *dsp_chan; struct mbox_client *cl; char *chan_name; int ret; int i, j; - device_set_of_node_from_dev(&pdev->dev, pdev->dev.parent); - - dsp_ipc = devm_kzalloc(dev, sizeof(*dsp_ipc), GFP_KERNEL); - if (!dsp_ipc) - return -ENOMEM; - for (i = 0; i < DSP_MU_CHAN_NUM; i++) { if (i < 2) chan_name = kasprintf(GFP_KERNEL, "txdb%d", i); @@ -86,6 +104,7 @@ static int imx_dsp_probe(struct platform_device *pdev) return -ENOMEM; dsp_chan = &dsp_ipc->chans[i]; + dsp_chan->name = chan_name; cl = &dsp_chan->cl; cl->dev = dev; cl->tx_block = false; @@ -104,25 +123,41 @@ static int imx_dsp_probe(struct platform_device *pdev) } dev_dbg(dev, "request mbox chan %s\n", chan_name); - /* chan_name is not used anymore by framework */ - kfree(chan_name); } - dsp_ipc->dev = dev; + return 0; +out: + for (j = 0; j < i; j++) { + dsp_chan = &dsp_ipc->chans[j]; + mbox_free_channel(dsp_chan->ch); + kfree(dsp_chan->name); + } + return ret; +} + +static int imx_dsp_probe(struct platform_device *pdev) +{ + struct device *dev = &pdev->dev; + struct imx_dsp_ipc *dsp_ipc; + int ret; + + device_set_of_node_from_dev(&pdev->dev, pdev->dev.parent); + + dsp_ipc = devm_kzalloc(dev, sizeof(*dsp_ipc), GFP_KERNEL); + if (!dsp_ipc) + return -ENOMEM; + + dsp_ipc->dev = dev; dev_set_drvdata(dev, dsp_ipc); + ret = imx_dsp_setup_channels(dsp_ipc); + if (ret < 0) + return ret; + dev_info(dev, "NXP i.MX DSP IPC initialized\n"); return 0; -out: - kfree(chan_name); - for (j = 0; j < i; j++) { - dsp_chan = &dsp_ipc->chans[j]; - mbox_free_channel(dsp_chan->ch); - } - - return ret; } static int imx_dsp_remove(struct platform_device *pdev) @@ -136,6 +171,7 @@ static int imx_dsp_remove(struct platform_device *pdev) for (i = 0; i < DSP_MU_CHAN_NUM; i++) { dsp_chan = &dsp_ipc->chans[i]; mbox_free_channel(dsp_chan->ch); + kfree(dsp_chan->name); } return 0; diff --git a/drivers/firmware/imx/scu-pd.c b/drivers/firmware/imx/scu-pd.c index 946eea292b52..08533ee67626 100644 --- a/drivers/firmware/imx/scu-pd.c +++ b/drivers/firmware/imx/scu-pd.c @@ -160,12 +160,18 @@ static const struct imx_sc_pd_range imx8qxp_scu_pd_ranges[] = { { "mipi0-pwm0", IMX_SC_R_MIPI_0_PWM_0, 1, false, 0 }, { "mipi0-i2c", IMX_SC_R_MIPI_0_I2C_0, 2, true, 0 }, + { "mipi1", IMX_SC_R_MIPI_1, 1, false, 0 }, + { "mipi1-pwm0", IMX_SC_R_MIPI_1_PWM_0, 1, false, 0 }, + { "mipi1-i2c", IMX_SC_R_MIPI_1_I2C_0, 2, true, 0 }, + /* LVDS SS */ { "lvds0", IMX_SC_R_LVDS_0, 1, false, 0 }, + { "lvds1", IMX_SC_R_LVDS_1, 1, false, 0 }, /* DC SS */ { "dc0", IMX_SC_R_DC_0, 1, false, 0 }, { "dc0-pll", IMX_SC_R_DC_0_PLL_0, 2, true, 0 }, + { "dc0-video", IMX_SC_R_DC_0_VIDEO0, 2, true, 0 }, /* CM40 SS */ { "cm40-i2c", IMX_SC_R_M4_0_I2C, 1, false, 0 }, @@ -180,6 +186,12 @@ static const struct imx_sc_pd_range imx8qxp_scu_pd_ranges[] = { { "cm41-pid", IMX_SC_R_M4_1_PID0, 5, true, 0}, { "cm41-mu-a1", IMX_SC_R_M4_1_MU_1A, 1, false, 0}, { "cm41-lpuart", IMX_SC_R_M4_1_UART, 1, false, 0}, + + /* IMAGE SS */ + { "img-jpegdec-mp", IMX_SC_R_MJPEG_DEC_MP, 1, false, 0 }, + { "img-jpegdec-s0", IMX_SC_R_MJPEG_DEC_S0, 4, true, 0 }, + { "img-jpegenc-mp", IMX_SC_R_MJPEG_ENC_MP, 1, false, 0 }, + { "img-jpegenc-s0", IMX_SC_R_MJPEG_ENC_S0, 4, true, 0 }, }; static const struct imx_sc_pd_soc imx8qxp_scu_pd = { diff --git a/drivers/firmware/meson/Kconfig b/drivers/firmware/meson/Kconfig index 2671dcd0ad92..f2fdd3756648 100644 --- a/drivers/firmware/meson/Kconfig +++ b/drivers/firmware/meson/Kconfig @@ -3,8 +3,9 @@ # Amlogic Secure Monitor driver # config MESON_SM - bool - default ARCH_MESON + tristate "Amlogic Secure Monitor driver" + depends on ARCH_MESON || COMPILE_TEST + default y depends on ARM64_4K_PAGES help Say y here to enable the Amlogic secure monitor driver diff --git a/drivers/firmware/meson/meson_sm.c b/drivers/firmware/meson/meson_sm.c index 2854b56f6e0b..77aa5c6398aa 100644 --- a/drivers/firmware/meson/meson_sm.c +++ b/drivers/firmware/meson/meson_sm.c @@ -331,3 +331,4 @@ static struct platform_driver meson_sm_driver = { }, }; module_platform_driver_probe(meson_sm_driver, meson_sm_probe); +MODULE_LICENSE("GPL v2"); diff --git a/drivers/firmware/tegra/bpmp-debugfs.c b/drivers/firmware/tegra/bpmp-debugfs.c index c1bbba9ee93a..440d99c63638 100644 --- a/drivers/firmware/tegra/bpmp-debugfs.c +++ b/drivers/firmware/tegra/bpmp-debugfs.c @@ -412,16 +412,12 @@ static int bpmp_populate_debugfs_inband(struct tegra_bpmp *bpmp, goto out; } - len = strlen(ppath) + strlen(name) + 1; + len = snprintf(pathbuf, pathlen, "%s%s/", ppath, name); if (len >= pathlen) { err = -EINVAL; goto out; } - strncpy(pathbuf, ppath, pathlen); - strncat(pathbuf, name, strlen(name)); - strcat(pathbuf, "/"); - err = bpmp_populate_debugfs_inband(bpmp, dentry, pathbuf); if (err < 0) diff --git a/drivers/firmware/ti_sci.c b/drivers/firmware/ti_sci.c index 896f53ec7857..235c7e7869aa 100644 --- a/drivers/firmware/ti_sci.c +++ b/drivers/firmware/ti_sci.c @@ -1703,14 +1703,14 @@ fail: * @subtype: Resource assignment subtype that is being requested * from the given device. * @s_host: Host processor ID to which the resources are allocated - * @range_start: Start index of the resource range - * @range_num: Number of resources in the range + * @desc: Pointer to ti_sci_resource_desc to be updated with the + * resource range start index and number of resources * * Return: 0 if all went fine, else return appropriate error. */ static int ti_sci_get_resource_range(const struct ti_sci_handle *handle, u32 dev_id, u8 subtype, u8 s_host, - u16 *range_start, u16 *range_num) + struct ti_sci_resource_desc *desc) { struct ti_sci_msg_resp_get_resource_range *resp; struct ti_sci_msg_req_get_resource_range *req; @@ -1721,7 +1721,7 @@ static int ti_sci_get_resource_range(const struct ti_sci_handle *handle, if (IS_ERR(handle)) return PTR_ERR(handle); - if (!handle) + if (!handle || !desc) return -EINVAL; info = handle_to_ti_sci_info(handle); @@ -1751,11 +1751,14 @@ static int ti_sci_get_resource_range(const struct ti_sci_handle *handle, if (!ti_sci_is_response_ack(resp)) { ret = -ENODEV; - } else if (!resp->range_start && !resp->range_num) { + } else if (!resp->range_num && !resp->range_num_sec) { + /* Neither of the two resource range is valid */ ret = -ENODEV; } else { - *range_start = resp->range_start; - *range_num = resp->range_num; + desc->start = resp->range_start; + desc->num = resp->range_num; + desc->start_sec = resp->range_start_sec; + desc->num_sec = resp->range_num_sec; }; fail: @@ -1771,18 +1774,18 @@ fail: * @dev_id: TISCI device ID. * @subtype: Resource assignment subtype that is being requested * from the given device. - * @range_start: Start index of the resource range - * @range_num: Number of resources in the range + * @desc: Pointer to ti_sci_resource_desc to be updated with the + * resource range start index and number of resources * * Return: 0 if all went fine, else return appropriate error. */ static int ti_sci_cmd_get_resource_range(const struct ti_sci_handle *handle, u32 dev_id, u8 subtype, - u16 *range_start, u16 *range_num) + struct ti_sci_resource_desc *desc) { return ti_sci_get_resource_range(handle, dev_id, subtype, TI_SCI_IRQ_SECONDARY_HOST_INVALID, - range_start, range_num); + desc); } /** @@ -1793,18 +1796,17 @@ static int ti_sci_cmd_get_resource_range(const struct ti_sci_handle *handle, * @subtype: Resource assignment subtype that is being requested * from the given device. * @s_host: Host processor ID to which the resources are allocated - * @range_start: Start index of the resource range - * @range_num: Number of resources in the range + * @desc: Pointer to ti_sci_resource_desc to be updated with the + * resource range start index and number of resources * * Return: 0 if all went fine, else return appropriate error. */ static int ti_sci_cmd_get_resource_range_from_shost(const struct ti_sci_handle *handle, u32 dev_id, u8 subtype, u8 s_host, - u16 *range_start, u16 *range_num) + struct ti_sci_resource_desc *desc) { - return ti_sci_get_resource_range(handle, dev_id, subtype, s_host, - range_start, range_num); + return ti_sci_get_resource_range(handle, dev_id, subtype, s_host, desc); } /** @@ -2047,28 +2049,17 @@ static int ti_sci_cmd_free_event_map(const struct ti_sci_handle *handle, } /** - * ti_sci_cmd_ring_config() - configure RA ring - * @handle: Pointer to TI SCI handle. - * @valid_params: Bitfield defining validity of ring configuration - * parameters - * @nav_id: Device ID of Navigator Subsystem from which the ring is - * allocated - * @index: Ring index - * @addr_lo: The ring base address lo 32 bits - * @addr_hi: The ring base address hi 32 bits - * @count: Number of ring elements - * @mode: The mode of the ring - * @size: The ring element size. - * @order_id: Specifies the ring's bus order ID + * ti_sci_cmd_rm_ring_cfg() - Configure a NAVSS ring + * @handle: Pointer to TI SCI handle. + * @params: Pointer to ti_sci_msg_rm_ring_cfg ring config structure * * Return: 0 if all went well, else returns appropriate error value. * - * See @ti_sci_msg_rm_ring_cfg_req for more info. + * See @ti_sci_msg_rm_ring_cfg and @ti_sci_msg_rm_ring_cfg_req for + * more info. */ -static int ti_sci_cmd_ring_config(const struct ti_sci_handle *handle, - u32 valid_params, u16 nav_id, u16 index, - u32 addr_lo, u32 addr_hi, u32 count, - u8 mode, u8 size, u8 order_id) +static int ti_sci_cmd_rm_ring_cfg(const struct ti_sci_handle *handle, + const struct ti_sci_msg_rm_ring_cfg *params) { struct ti_sci_msg_rm_ring_cfg_req *req; struct ti_sci_msg_hdr *resp; @@ -2092,15 +2083,17 @@ static int ti_sci_cmd_ring_config(const struct ti_sci_handle *handle, return ret; } req = (struct ti_sci_msg_rm_ring_cfg_req *)xfer->xfer_buf; - req->valid_params = valid_params; - req->nav_id = nav_id; - req->index = index; - req->addr_lo = addr_lo; - req->addr_hi = addr_hi; - req->count = count; - req->mode = mode; - req->size = size; - req->order_id = order_id; + req->valid_params = params->valid_params; + req->nav_id = params->nav_id; + req->index = params->index; + req->addr_lo = params->addr_lo; + req->addr_hi = params->addr_hi; + req->count = params->count; + req->mode = params->mode; + req->size = params->size; + req->order_id = params->order_id; + req->virtid = params->virtid; + req->asel = params->asel; ret = ti_sci_do_xfer(info, xfer); if (ret) { @@ -2109,90 +2102,11 @@ static int ti_sci_cmd_ring_config(const struct ti_sci_handle *handle, } resp = (struct ti_sci_msg_hdr *)xfer->xfer_buf; - ret = ti_sci_is_response_ack(resp) ? 0 : -ENODEV; + ret = ti_sci_is_response_ack(resp) ? 0 : -EINVAL; fail: ti_sci_put_one_xfer(&info->minfo, xfer); - dev_dbg(dev, "RM_RA:config ring %u ret:%d\n", index, ret); - return ret; -} - -/** - * ti_sci_cmd_ring_get_config() - get RA ring configuration - * @handle: Pointer to TI SCI handle. - * @nav_id: Device ID of Navigator Subsystem from which the ring is - * allocated - * @index: Ring index - * @addr_lo: Returns ring's base address lo 32 bits - * @addr_hi: Returns ring's base address hi 32 bits - * @count: Returns number of ring elements - * @mode: Returns mode of the ring - * @size: Returns ring element size - * @order_id: Returns ring's bus order ID - * - * Return: 0 if all went well, else returns appropriate error value. - * - * See @ti_sci_msg_rm_ring_get_cfg_req for more info. - */ -static int ti_sci_cmd_ring_get_config(const struct ti_sci_handle *handle, - u32 nav_id, u32 index, u8 *mode, - u32 *addr_lo, u32 *addr_hi, - u32 *count, u8 *size, u8 *order_id) -{ - struct ti_sci_msg_rm_ring_get_cfg_resp *resp; - struct ti_sci_msg_rm_ring_get_cfg_req *req; - struct ti_sci_xfer *xfer; - struct ti_sci_info *info; - struct device *dev; - int ret = 0; - - if (IS_ERR_OR_NULL(handle)) - return -EINVAL; - - info = handle_to_ti_sci_info(handle); - dev = info->dev; - - xfer = ti_sci_get_one_xfer(info, TI_SCI_MSG_RM_RING_GET_CFG, - TI_SCI_FLAG_REQ_ACK_ON_PROCESSED, - sizeof(*req), sizeof(*resp)); - if (IS_ERR(xfer)) { - ret = PTR_ERR(xfer); - dev_err(dev, - "RM_RA:Message get config failed(%d)\n", ret); - return ret; - } - req = (struct ti_sci_msg_rm_ring_get_cfg_req *)xfer->xfer_buf; - req->nav_id = nav_id; - req->index = index; - - ret = ti_sci_do_xfer(info, xfer); - if (ret) { - dev_err(dev, "RM_RA:Mbox get config send fail %d\n", ret); - goto fail; - } - - resp = (struct ti_sci_msg_rm_ring_get_cfg_resp *)xfer->xfer_buf; - - if (!ti_sci_is_response_ack(resp)) { - ret = -ENODEV; - } else { - if (mode) - *mode = resp->mode; - if (addr_lo) - *addr_lo = resp->addr_lo; - if (addr_hi) - *addr_hi = resp->addr_hi; - if (count) - *count = resp->count; - if (size) - *size = resp->size; - if (order_id) - *order_id = resp->order_id; - }; - -fail: - ti_sci_put_one_xfer(&info->minfo, xfer); - dev_dbg(dev, "RM_RA:get config ring %u ret:%d\n", index, ret); + dev_dbg(dev, "RM_RA:config ring %u ret:%d\n", params->index, ret); return ret; } @@ -2362,6 +2276,8 @@ static int ti_sci_cmd_rm_udmap_tx_ch_cfg(const struct ti_sci_handle *handle, req->fdepth = params->fdepth; req->tx_sched_priority = params->tx_sched_priority; req->tx_burst_size = params->tx_burst_size; + req->tx_tdtype = params->tx_tdtype; + req->extended_ch_type = params->extended_ch_type; ret = ti_sci_do_xfer(info, xfer); if (ret) { @@ -2921,8 +2837,7 @@ static void ti_sci_setup_ops(struct ti_sci_info *info) iops->free_irq = ti_sci_cmd_free_irq; iops->free_event_map = ti_sci_cmd_free_event_map; - rops->config = ti_sci_cmd_ring_config; - rops->get_config = ti_sci_cmd_ring_get_config; + rops->set_cfg = ti_sci_cmd_rm_ring_cfg; psilops->pair = ti_sci_cmd_rm_psil_pair; psilops->unpair = ti_sci_cmd_rm_psil_unpair; @@ -3157,12 +3072,18 @@ u16 ti_sci_get_free_resource(struct ti_sci_resource *res) raw_spin_lock_irqsave(&res->lock, flags); for (set = 0; set < res->sets; set++) { - free_bit = find_first_zero_bit(res->desc[set].res_map, - res->desc[set].num); - if (free_bit != res->desc[set].num) { - set_bit(free_bit, res->desc[set].res_map); + struct ti_sci_resource_desc *desc = &res->desc[set]; + int res_count = desc->num + desc->num_sec; + + free_bit = find_first_zero_bit(desc->res_map, res_count); + if (free_bit != res_count) { + set_bit(free_bit, desc->res_map); raw_spin_unlock_irqrestore(&res->lock, flags); - return res->desc[set].start + free_bit; + + if (desc->num && free_bit < desc->num) + return desc->start + free_bit; + else + return desc->start_sec + free_bit; } } raw_spin_unlock_irqrestore(&res->lock, flags); @@ -3183,10 +3104,14 @@ void ti_sci_release_resource(struct ti_sci_resource *res, u16 id) raw_spin_lock_irqsave(&res->lock, flags); for (set = 0; set < res->sets; set++) { - if (res->desc[set].start <= id && - (res->desc[set].num + res->desc[set].start) > id) - clear_bit(id - res->desc[set].start, - res->desc[set].res_map); + struct ti_sci_resource_desc *desc = &res->desc[set]; + + if (desc->num && desc->start <= id && + (desc->start + desc->num) > id) + clear_bit(id - desc->start, desc->res_map); + else if (desc->num_sec && desc->start_sec <= id && + (desc->start_sec + desc->num_sec) > id) + clear_bit(id - desc->start_sec, desc->res_map); } raw_spin_unlock_irqrestore(&res->lock, flags); } @@ -3203,7 +3128,7 @@ u32 ti_sci_get_num_resources(struct ti_sci_resource *res) u32 set, count = 0; for (set = 0; set < res->sets; set++) - count += res->desc[set].num; + count += res->desc[set].num + res->desc[set].num_sec; return count; } @@ -3227,7 +3152,7 @@ devm_ti_sci_get_resource_sets(const struct ti_sci_handle *handle, { struct ti_sci_resource *res; bool valid_set = false; - int i, ret; + int i, ret, res_count; res = devm_kzalloc(dev, sizeof(*res), GFP_KERNEL); if (!res) @@ -3242,23 +3167,23 @@ devm_ti_sci_get_resource_sets(const struct ti_sci_handle *handle, for (i = 0; i < res->sets; i++) { ret = handle->ops.rm_core_ops.get_range(handle, dev_id, sub_types[i], - &res->desc[i].start, - &res->desc[i].num); + &res->desc[i]); if (ret) { dev_dbg(dev, "dev = %d subtype %d not allocated for this host\n", dev_id, sub_types[i]); - res->desc[i].start = 0; - res->desc[i].num = 0; + memset(&res->desc[i], 0, sizeof(res->desc[i])); continue; } - dev_dbg(dev, "dev = %d, subtype = %d, start = %d, num = %d\n", + dev_dbg(dev, "dev/sub_type: %d/%d, start/num: %d/%d | %d/%d\n", dev_id, sub_types[i], res->desc[i].start, - res->desc[i].num); + res->desc[i].num, res->desc[i].start_sec, + res->desc[i].num_sec); valid_set = true; + res_count = res->desc[i].num + res->desc[i].num_sec; res->desc[i].res_map = - devm_kzalloc(dev, BITS_TO_LONGS(res->desc[i].num) * + devm_kzalloc(dev, BITS_TO_LONGS(res_count) * sizeof(*res->desc[i].res_map), GFP_KERNEL); if (!res->desc[i].res_map) return ERR_PTR(-ENOMEM); diff --git a/drivers/firmware/ti_sci.h b/drivers/firmware/ti_sci.h index 57cd04062994..ef3a8214d002 100644 --- a/drivers/firmware/ti_sci.h +++ b/drivers/firmware/ti_sci.h @@ -49,7 +49,6 @@ #define TI_SCI_MSG_RM_RING_RECONFIG 0x1102 #define TI_SCI_MSG_RM_RING_RESET 0x1103 #define TI_SCI_MSG_RM_RING_CFG 0x1110 -#define TI_SCI_MSG_RM_RING_GET_CFG 0x1111 /* PSI-L requests */ #define TI_SCI_MSG_RM_PSIL_PAIR 0x1280 @@ -574,8 +573,10 @@ struct ti_sci_msg_req_get_resource_range { /** * struct ti_sci_msg_resp_get_resource_range - Response to resource get range. * @hdr: Generic Header - * @range_start: Start index of the resource range. - * @range_num: Number of resources in the range. + * @range_start: Start index of the first resource range. + * @range_num: Number of resources in the first range. + * @range_start_sec: Start index of the second resource range. + * @range_num_sec: Number of resources in the second range. * * Response to request TI_SCI_MSG_GET_RESOURCE_RANGE. */ @@ -583,6 +584,8 @@ struct ti_sci_msg_resp_get_resource_range { struct ti_sci_msg_hdr hdr; u16 range_start; u16 range_num; + u16 range_start_sec; + u16 range_num_sec; } __packed; /** @@ -656,6 +659,8 @@ struct ti_sci_msg_req_manage_irq { * 3 - Valid bit for @tisci_msg_rm_ring_cfg_req mode * 4 - Valid bit for @tisci_msg_rm_ring_cfg_req size * 5 - Valid bit for @tisci_msg_rm_ring_cfg_req order_id + * 6 - Valid bit for @tisci_msg_rm_ring_cfg_req virtid + * 7 - Valid bit for @tisci_msg_rm_ring_cfg_req ASEL * @nav_id: Device ID of Navigator Subsystem from which the ring is allocated * @index: ring index to be configured. * @addr_lo: 32 LSBs of ring base address to be programmed into the ring's @@ -669,6 +674,9 @@ struct ti_sci_msg_req_manage_irq { * the formula (log2(size_bytes) - 2), where size_bytes cannot be * greater than 256. * @order_id: Specifies the ring's bus order ID. + * @virtid: Ring virt ID value + * @asel: Ring ASEL (address select) value to be set into the ASEL field of the + * ring's RING_BA_HI register. */ struct ti_sci_msg_rm_ring_cfg_req { struct ti_sci_msg_hdr hdr; @@ -681,49 +689,8 @@ struct ti_sci_msg_rm_ring_cfg_req { u8 mode; u8 size; u8 order_id; -} __packed; - -/** - * struct ti_sci_msg_rm_ring_get_cfg_req - Get RA ring's configuration - * - * Gets the configuration of the non-real-time register fields of a ring. The - * host, or a supervisor of the host, who owns the ring must be the requesting - * host. The values of the non-real-time registers are returned in - * @ti_sci_msg_rm_ring_get_cfg_resp. - * - * @hdr: Generic Header - * @nav_id: Device ID of Navigator Subsystem from which the ring is allocated - * @index: ring index. - */ -struct ti_sci_msg_rm_ring_get_cfg_req { - struct ti_sci_msg_hdr hdr; - u16 nav_id; - u16 index; -} __packed; - -/** - * struct ti_sci_msg_rm_ring_get_cfg_resp - Ring get configuration response - * - * Response received by host processor after RM has handled - * @ti_sci_msg_rm_ring_get_cfg_req. The response contains the ring's - * non-real-time register values. - * - * @hdr: Generic Header - * @addr_lo: Ring 32 LSBs of base address - * @addr_hi: Ring 16 MSBs of base address. - * @count: Ring number of elements. - * @mode: Ring mode. - * @size: encoded Ring element size - * @order_id: ing order ID. - */ -struct ti_sci_msg_rm_ring_get_cfg_resp { - struct ti_sci_msg_hdr hdr; - u32 addr_lo; - u32 addr_hi; - u32 count; - u8 mode; - u8 size; - u8 order_id; + u16 virtid; + u8 asel; } __packed; /** @@ -910,6 +877,8 @@ struct rm_ti_sci_msg_udmap_rx_flow_opt_cfg { * 12 - Valid bit for @ref ti_sci_msg_rm_udmap_tx_ch_cfg::tx_credit_count * 13 - Valid bit for @ref ti_sci_msg_rm_udmap_tx_ch_cfg::fdepth * 14 - Valid bit for @ref ti_sci_msg_rm_udmap_tx_ch_cfg::tx_burst_size + * 15 - Valid bit for @ref ti_sci_msg_rm_udmap_tx_ch_cfg::tx_tdtype + * 16 - Valid bit for @ref ti_sci_msg_rm_udmap_tx_ch_cfg::extended_ch_type * * @nav_id: SoC device ID of Navigator Subsystem where tx channel is located * @@ -973,6 +942,15 @@ struct rm_ti_sci_msg_udmap_rx_flow_opt_cfg { * * @tx_burst_size: UDMAP transmit channel burst size configuration to be * programmed into the tx_burst_size field of the TCHAN_TCFG register. + * + * @tx_tdtype: UDMAP transmit channel teardown type configuration to be + * programmed into the tdtype field of the TCHAN_TCFG register: + * 0 - Return immediately + * 1 - Wait for completion message from remote peer + * + * @extended_ch_type: Valid for BCDMA. + * 0 - the channel is split tx channel (tchan) + * 1 - the channel is block copy channel (bchan) */ struct ti_sci_msg_rm_udmap_tx_ch_cfg_req { struct ti_sci_msg_hdr hdr; @@ -994,6 +972,8 @@ struct ti_sci_msg_rm_udmap_tx_ch_cfg_req { u16 fdepth; u8 tx_sched_priority; u8 tx_burst_size; + u8 tx_tdtype; + u8 extended_ch_type; } __packed; /** diff --git a/drivers/firmware/xilinx/zynqmp.c b/drivers/firmware/xilinx/zynqmp.c index fd95edeb702b..7eb9958662dd 100644 --- a/drivers/firmware/xilinx/zynqmp.c +++ b/drivers/firmware/xilinx/zynqmp.c @@ -615,13 +615,13 @@ EXPORT_SYMBOL_GPL(zynqmp_pm_get_pll_frac_data); /** * zynqmp_pm_set_sd_tapdelay() - Set tap delay for the SD device * - * @node_id Node ID of the device - * @type Type of tap delay to set (input/output) - * @value Value to set fot the tap delay + * @node_id: Node ID of the device + * @type: Type of tap delay to set (input/output) + * @value: Value to set fot the tap delay * * This function sets input/output tap delay for the SD device. * - * @return Returns status, either success or error+reason + * Return: Returns status, either success or error+reason */ int zynqmp_pm_set_sd_tapdelay(u32 node_id, u32 type, u32 value) { @@ -633,12 +633,12 @@ EXPORT_SYMBOL_GPL(zynqmp_pm_set_sd_tapdelay); /** * zynqmp_pm_sd_dll_reset() - Reset DLL logic * - * @node_id Node ID of the device - * @type Reset type + * @node_id: Node ID of the device + * @type: Reset type * * This function resets DLL logic for the SD device. * - * @return Returns status, either success or error+reason + * Return: Returns status, either success or error+reason */ int zynqmp_pm_sd_dll_reset(u32 node_id, u32 type) { @@ -649,12 +649,12 @@ EXPORT_SYMBOL_GPL(zynqmp_pm_sd_dll_reset); /** * zynqmp_pm_write_ggs() - PM API for writing global general storage (ggs) - * @index GGS register index - * @value Register value to be written + * @index: GGS register index + * @value: Register value to be written * * This function writes value to GGS register. * - * @return Returns status, either success or error+reason + * Return: Returns status, either success or error+reason */ int zynqmp_pm_write_ggs(u32 index, u32 value) { @@ -665,12 +665,12 @@ EXPORT_SYMBOL_GPL(zynqmp_pm_write_ggs); /** * zynqmp_pm_write_ggs() - PM API for reading global general storage (ggs) - * @index GGS register index - * @value Register value to be written + * @index: GGS register index + * @value: Register value to be written * * This function returns GGS register value. * - * @return Returns status, either success or error+reason + * Return: Returns status, either success or error+reason */ int zynqmp_pm_read_ggs(u32 index, u32 *value) { @@ -682,12 +682,12 @@ EXPORT_SYMBOL_GPL(zynqmp_pm_read_ggs); /** * zynqmp_pm_write_pggs() - PM API for writing persistent global general * storage (pggs) - * @index PGGS register index - * @value Register value to be written + * @index: PGGS register index + * @value: Register value to be written * * This function writes value to PGGS register. * - * @return Returns status, either success or error+reason + * Return: Returns status, either success or error+reason */ int zynqmp_pm_write_pggs(u32 index, u32 value) { @@ -699,12 +699,12 @@ EXPORT_SYMBOL_GPL(zynqmp_pm_write_pggs); /** * zynqmp_pm_write_pggs() - PM API for reading persistent global general * storage (pggs) - * @index PGGS register index - * @value Register value to be written + * @index: PGGS register index + * @value: Register value to be written * * This function returns PGGS register value. * - * @return Returns status, either success or error+reason + * Return: Returns status, either success or error+reason */ int zynqmp_pm_read_pggs(u32 index, u32 *value) { @@ -715,12 +715,12 @@ EXPORT_SYMBOL_GPL(zynqmp_pm_read_pggs); /** * zynqmp_pm_set_boot_health_status() - PM API for setting healthy boot status - * @value Status value to be written + * @value: Status value to be written * * This function sets healthy bit value to indicate boot health status * to firmware. * - * @return Returns status, either success or error+reason + * Return: Returns status, either success or error+reason */ int zynqmp_pm_set_boot_health_status(u32 value) { @@ -815,10 +815,10 @@ EXPORT_SYMBOL_GPL(zynqmp_pm_fpga_get_status); * zynqmp_pm_init_finalize() - PM call to inform firmware that the caller * master has initialized its own power management * + * Return: Returns status, either success or error+reason + * * This API function is to be used for notify the power management controller * about the completed power management initialization. - * - * Return: Returns status, either success or error+reason */ int zynqmp_pm_init_finalize(void) { diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c index 74f5a3197214..e95cce8e736d 100644 --- a/drivers/gpu/drm/drm_edid.c +++ b/drivers/gpu/drm/drm_edid.c @@ -3102,6 +3102,8 @@ static int drm_cvt_modes(struct drm_connector *connector, height = (cvt->code[0] + ((cvt->code[1] & 0xf0) << 4) + 1) * 2; switch (cvt->code[1] & 0x0c) { + /* default - because compiler doesn't see that we've enumerated all cases */ + default: case 0x00: width = height * 4 / 3; break; @@ -3114,8 +3116,6 @@ static int drm_cvt_modes(struct drm_connector *connector, case 0x0c: width = height * 15 / 9; break; - default: - unreachable(); } for (j = 1; j < 5; j++) { diff --git a/drivers/gpu/drm/mediatek/mtk_drm_crtc.c b/drivers/gpu/drm/mediatek/mtk_drm_crtc.c index bfe994230543..bdd37eadecd5 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_crtc.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_crtc.c @@ -829,8 +829,7 @@ int mtk_drm_crtc_create(struct drm_device *drm_dev, #if IS_REACHABLE(CONFIG_MTK_CMDQ) mtk_crtc->cmdq_client = cmdq_mbox_create(mtk_crtc->mmsys_dev, - drm_crtc_index(&mtk_crtc->base), - 2000); + drm_crtc_index(&mtk_crtc->base)); if (IS_ERR(mtk_crtc->cmdq_client)) { dev_dbg(dev, "mtk_crtc %d failed to create mailbox client, writing register by CPU now\n", drm_crtc_index(&mtk_crtc->base)); diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h index 1d9e00b69462..5aa52b7afeec 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h +++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h @@ -7,6 +7,7 @@ #define MTK_DRM_DDP_COMP_H #include +#include struct device; struct device_node; @@ -35,39 +36,6 @@ enum mtk_ddp_comp_type { MTK_DDP_COMP_TYPE_MAX, }; -enum mtk_ddp_comp_id { - DDP_COMPONENT_AAL0, - DDP_COMPONENT_AAL1, - DDP_COMPONENT_BLS, - DDP_COMPONENT_CCORR, - DDP_COMPONENT_COLOR0, - DDP_COMPONENT_COLOR1, - DDP_COMPONENT_DITHER, - DDP_COMPONENT_DPI0, - DDP_COMPONENT_DPI1, - DDP_COMPONENT_DSI0, - DDP_COMPONENT_DSI1, - DDP_COMPONENT_DSI2, - DDP_COMPONENT_DSI3, - DDP_COMPONENT_GAMMA, - DDP_COMPONENT_OD0, - DDP_COMPONENT_OD1, - DDP_COMPONENT_OVL0, - DDP_COMPONENT_OVL_2L0, - DDP_COMPONENT_OVL_2L1, - DDP_COMPONENT_OVL1, - DDP_COMPONENT_PWM0, - DDP_COMPONENT_PWM1, - DDP_COMPONENT_PWM2, - DDP_COMPONENT_RDMA0, - DDP_COMPONENT_RDMA1, - DDP_COMPONENT_RDMA2, - DDP_COMPONENT_UFOE, - DDP_COMPONENT_WDMA0, - DDP_COMPONENT_WDMA1, - DDP_COMPONENT_ID_MAX, -}; - struct mtk_ddp_comp; struct cmdq_pkt; struct mtk_ddp_comp_funcs { diff --git a/drivers/gpu/drm/sun4i/sun4i_backend.c b/drivers/gpu/drm/sun4i/sun4i_backend.c index 55960cbb1019..522e51a404cc 100644 --- a/drivers/gpu/drm/sun4i/sun4i_backend.c +++ b/drivers/gpu/drm/sun4i/sun4i_backend.c @@ -805,25 +805,6 @@ static int sun4i_backend_bind(struct device *dev, struct device *master, ret = of_dma_configure(drm->dev, dev->of_node, true); if (ret) return ret; - } else { - /* - * If we don't have the interconnect property, most likely - * because of an old DT, we need to set the DMA offset by hand - * on our device since the RAM mapping is at 0 for the DMA bus, - * unlike the CPU. - * - * XXX(hch): this has no business in a driver and needs to move - * to the device tree. - * - * If we have two subsequent calls to dma_direct_set_offset - * returns -EINVAL. Unfortunately, this happens when we have two - * backends in the system, and will result in the driver - * reporting an error while it has been setup properly before. - * Ignore EINVAL, but it should really be removed eventually. - */ - ret = dma_direct_set_offset(drm->dev, PHYS_OFFSET, 0, SZ_4G); - if (ret && ret != -EINVAL) - return ret; } backend->engine.node = dev->of_node; diff --git a/drivers/hwmon/scmi-hwmon.c b/drivers/hwmon/scmi-hwmon.c index 09ce30cba54b..17d064e58938 100644 --- a/drivers/hwmon/scmi-hwmon.c +++ b/drivers/hwmon/scmi-hwmon.c @@ -30,7 +30,7 @@ static inline u64 __pow10(u8 x) static int scmi_hwmon_scale(const struct scmi_sensor_info *sensor, u64 *value) { - s8 scale = sensor->scale; + int scale = sensor->scale; u64 f; switch (sensor->type) { diff --git a/drivers/media/platform/sunxi/sun4i-csi/sun4i_csi.c b/drivers/media/platform/sunxi/sun4i-csi/sun4i_csi.c index eb15c8c725ca..ec46cff80fdb 100644 --- a/drivers/media/platform/sunxi/sun4i-csi/sun4i_csi.c +++ b/drivers/media/platform/sunxi/sun4i-csi/sun4i_csi.c @@ -167,33 +167,6 @@ static int sun4i_csi_probe(struct platform_device *pdev) if (!csi->traits) return -EINVAL; - /* - * On Allwinner SoCs, some high memory bandwidth devices do DMA - * directly over the memory bus (called MBUS), instead of the - * system bus. The memory bus has a different addressing scheme - * without the DRAM starting offset. - * - * In some cases this can be described by an interconnect in - * the device tree. In other cases where the hardware is not - * fully understood and the interconnect is left out of the - * device tree, fall back to a default offset. - */ - if (of_find_property(csi->dev->of_node, "interconnects", NULL)) { - ret = of_dma_configure(csi->dev, csi->dev->of_node, true); - if (ret) - return ret; - } else { - /* - * XXX(hch): this has no business in a driver and needs to move - * to the device tree. - */ -#ifdef PHYS_PFN_OFFSET - ret = dma_direct_set_offset(csi->dev, PHYS_OFFSET, 0, SZ_4G); - if (ret) - return ret; -#endif - } - csi->mdev.dev = csi->dev; strscpy(csi->mdev.model, "Allwinner Video Capture Device", sizeof(csi->mdev.model)); diff --git a/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.c b/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.c index e69e14379fc6..27935f1e9555 100644 --- a/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.c +++ b/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.c @@ -881,14 +881,6 @@ static int sun6i_csi_resource_request(struct sun6i_csi_dev *sdev, return 0; } -/* - * PHYS_OFFSET isn't available on all architectures. In order to - * accommodate for COMPILE_TEST, let's define it to something dumb. - */ -#if defined(CONFIG_COMPILE_TEST) && !defined(PHYS_OFFSET) -#define PHYS_OFFSET 0 -#endif - static int sun6i_csi_probe(struct platform_device *pdev) { struct sun6i_csi_dev *sdev; @@ -899,15 +891,6 @@ static int sun6i_csi_probe(struct platform_device *pdev) return -ENOMEM; sdev->dev = &pdev->dev; - /* - * The DMA bus has the memory mapped at 0. - * - * XXX(hch): this has no business in a driver and needs to move - * to the device tree. - */ - ret = dma_direct_set_offset(sdev->dev, PHYS_OFFSET, 0, SZ_4G); - if (ret) - return ret; ret = sun6i_csi_resource_request(sdev, pdev); if (ret) diff --git a/drivers/media/platform/sunxi/sun8i-di/sun8i-di.c b/drivers/media/platform/sunxi/sun8i-di/sun8i-di.c index ba5d07886607..ed863bf5ea80 100644 --- a/drivers/media/platform/sunxi/sun8i-di/sun8i-di.c +++ b/drivers/media/platform/sunxi/sun8i-di/sun8i-di.c @@ -825,10 +825,6 @@ static int deinterlace_probe(struct platform_device *pdev) return ret; } - ret = of_dma_configure(dev->dev, dev->dev->of_node, true); - if (ret) - return ret; - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); dev->base = devm_ioremap_resource(&pdev->dev, res); if (IS_ERR(dev->base)) diff --git a/drivers/memory/Kconfig b/drivers/memory/Kconfig index 00e013b14703..3ea6913df176 100644 --- a/drivers/memory/Kconfig +++ b/drivers/memory/Kconfig @@ -128,7 +128,7 @@ config OMAP_GPMC_DEBUG config TI_EMIF_SRAM tristate "Texas Instruments EMIF SRAM driver" - depends on SOC_AM33XX || SOC_AM43XX || (ARM && COMPILE_TEST) + depends on SOC_AM33XX || SOC_AM43XX || (ARM && CPU_V7 && COMPILE_TEST) depends on SRAM help This driver is for the EMIF module available on Texas Instruments @@ -191,8 +191,8 @@ config DA8XX_DDRCTL config PL353_SMC tristate "ARM PL35X Static Memory Controller(SMC) driver" default y if ARM - depends on ARM - depends on ARM_AMBA || COMPILE_TEST + depends on ARM || COMPILE_TEST + depends on ARM_AMBA help This driver is for the ARM PL351/PL353 Static Memory Controller(SMC) module. diff --git a/drivers/memory/jz4780-nemc.c b/drivers/memory/jz4780-nemc.c index 3ec5cb0fce1e..555f7ac3b7dd 100644 --- a/drivers/memory/jz4780-nemc.c +++ b/drivers/memory/jz4780-nemc.c @@ -291,6 +291,8 @@ static int jz4780_nemc_probe(struct platform_device *pdev) nemc->dev = dev; res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + if (!res) + return -EINVAL; /* * The driver currently only uses the registers up to offset @@ -304,9 +306,9 @@ static int jz4780_nemc_probe(struct platform_device *pdev) } nemc->base = devm_ioremap(dev, res->start, NEMC_REG_LEN); - if (IS_ERR(nemc->base)) { + if (!nemc->base) { dev_err(dev, "failed to get I/O memory\n"); - return PTR_ERR(nemc->base); + return -ENOMEM; } writel(0, nemc->base + NEMC_NFCSR); diff --git a/drivers/memory/mtk-smi.c b/drivers/memory/mtk-smi.c index 691e4c344cf8..ac350f8d1e20 100644 --- a/drivers/memory/mtk-smi.c +++ b/drivers/memory/mtk-smi.c @@ -268,6 +268,10 @@ 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 +297,10 @@ 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 + }, {} }; @@ -432,6 +440,13 @@ 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 +472,10 @@ 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, + }, {} }; diff --git a/drivers/memory/renesas-rpc-if.c b/drivers/memory/renesas-rpc-if.c index f2a33a1af836..8d36e221def1 100644 --- a/drivers/memory/renesas-rpc-if.c +++ b/drivers/memory/renesas-rpc-if.c @@ -12,7 +12,6 @@ #include #include #include -#include #include #include @@ -204,18 +203,6 @@ int rpcif_sw_init(struct rpcif *rpc, struct device *dev) } EXPORT_SYMBOL(rpcif_sw_init); -void rpcif_enable_rpm(struct rpcif *rpc) -{ - pm_runtime_enable(rpc->dev); -} -EXPORT_SYMBOL(rpcif_enable_rpm); - -void rpcif_disable_rpm(struct rpcif *rpc) -{ - pm_runtime_put_sync(rpc->dev); -} -EXPORT_SYMBOL(rpcif_disable_rpm); - void rpcif_hw_init(struct rpcif *rpc, bool hyperflash) { u32 dummy; @@ -508,7 +495,8 @@ exit: return ret; err_out: - ret = reset_control_reset(rpc->rstc); + if (reset_control_reset(rpc->rstc)) + dev_err(rpc->dev, "Failed to reset HW\n"); rpcif_hw_init(rpc, rpc->bus_size == 2); goto exit; } @@ -560,9 +548,11 @@ static int rpcif_probe(struct platform_device *pdev) } else if (of_device_is_compatible(flash, "cfi-flash")) { name = "rpc-if-hyperflash"; } else { + of_node_put(flash); dev_warn(&pdev->dev, "unknown flash type\n"); return -ENODEV; } + of_node_put(flash); vdev = platform_device_alloc(name, pdev->id); if (!vdev) diff --git a/drivers/memory/tegra/Kconfig b/drivers/memory/tegra/Kconfig index 9f0a96bf9ccc..ca7077a06f4c 100644 --- a/drivers/memory/tegra/Kconfig +++ b/drivers/memory/tegra/Kconfig @@ -3,14 +3,17 @@ config TEGRA_MC bool "NVIDIA Tegra Memory Controller support" default y depends on ARCH_TEGRA + select INTERCONNECT help This driver supports the Memory Controller (MC) hardware found on NVIDIA Tegra SoCs. config TEGRA20_EMC - bool "NVIDIA Tegra20 External Memory Controller driver" + tristate "NVIDIA Tegra20 External Memory Controller driver" default y - depends on ARCH_TEGRA_2x_SOC + depends on TEGRA_MC && ARCH_TEGRA_2x_SOC + select DEVFREQ_GOV_SIMPLE_ONDEMAND + select PM_DEVFREQ help This driver is for the External Memory Controller (EMC) found on Tegra20 chips. The EMC controls the external DRAM on the board. @@ -18,9 +21,10 @@ config TEGRA20_EMC external memory. config TEGRA30_EMC - bool "NVIDIA Tegra30 External Memory Controller driver" + tristate "NVIDIA Tegra30 External Memory Controller driver" default y depends on TEGRA_MC && ARCH_TEGRA_3x_SOC + select PM_OPP help This driver is for the External Memory Controller (EMC) found on Tegra30 chips. The EMC controls the external DRAM on the board. diff --git a/drivers/memory/tegra/mc.c b/drivers/memory/tegra/mc.c index ec8403557ed4..44064de962c2 100644 --- a/drivers/memory/tegra/mc.c +++ b/drivers/memory/tegra/mc.c @@ -6,6 +6,7 @@ #include #include #include +#include #include #include #include @@ -42,6 +43,54 @@ static const struct of_device_id tegra_mc_of_match[] = { }; MODULE_DEVICE_TABLE(of, tegra_mc_of_match); +static void tegra_mc_devm_action_put_device(void *data) +{ + struct tegra_mc *mc = data; + + put_device(mc->dev); +} + +/** + * devm_tegra_memory_controller_get() - get Tegra Memory Controller handle + * @dev: device pointer for the consumer device + * + * This function will search for the Memory Controller node in a device-tree + * and retrieve the Memory Controller handle. + * + * Return: ERR_PTR() on error or a valid pointer to a struct tegra_mc. + */ +struct tegra_mc *devm_tegra_memory_controller_get(struct device *dev) +{ + struct platform_device *pdev; + struct device_node *np; + struct tegra_mc *mc; + int err; + + np = of_parse_phandle(dev->of_node, "nvidia,memory-controller", 0); + if (!np) + return ERR_PTR(-ENOENT); + + pdev = of_find_device_by_node(np); + of_node_put(np); + if (!pdev) + return ERR_PTR(-ENODEV); + + mc = platform_get_drvdata(pdev); + if (!mc) { + put_device(&pdev->dev); + return ERR_PTR(-EPROBE_DEFER); + } + + err = devm_add_action(dev, tegra_mc_devm_action_put_device, mc); + if (err) { + put_device(mc->dev); + return ERR_PTR(err); + } + + return mc; +} +EXPORT_SYMBOL_GPL(devm_tegra_memory_controller_get); + static int tegra_mc_block_dma_common(struct tegra_mc *mc, const struct tegra_mc_reset *rst) { @@ -298,6 +347,7 @@ int tegra_mc_write_emem_configuration(struct tegra_mc *mc, unsigned long rate) return 0; } +EXPORT_SYMBOL_GPL(tegra_mc_write_emem_configuration); unsigned int tegra_mc_get_emem_device_count(struct tegra_mc *mc) { @@ -309,6 +359,7 @@ unsigned int tegra_mc_get_emem_device_count(struct tegra_mc *mc) return dram_count; } +EXPORT_SYMBOL_GPL(tegra_mc_get_emem_device_count); static int load_one_timing(struct tegra_mc *mc, struct tegra_mc_timing *timing, @@ -591,6 +642,101 @@ static __maybe_unused irqreturn_t tegra20_mc_irq(int irq, void *data) return IRQ_HANDLED; } +/* + * Memory Controller (MC) has few Memory Clients that are issuing memory + * bandwidth allocation requests to the MC interconnect provider. The MC + * provider aggregates the requests and then sends the aggregated request + * up to the External Memory Controller (EMC) interconnect provider which + * re-configures hardware interface to External Memory (EMEM) in accordance + * to the required bandwidth. Each MC interconnect node represents an + * individual Memory Client. + * + * Memory interconnect topology: + * + * +----+ + * +--------+ | | + * | TEXSRD +--->+ | + * +--------+ | | + * | | +-----+ +------+ + * ... | MC +--->+ EMC +--->+ EMEM | + * | | +-----+ +------+ + * +--------+ | | + * | DISP.. +--->+ | + * +--------+ | | + * +----+ + */ +static int tegra_mc_interconnect_setup(struct tegra_mc *mc) +{ + struct icc_node *node; + unsigned int i; + int err; + + /* older device-trees don't have interconnect properties */ + if (!device_property_present(mc->dev, "#interconnect-cells") || + !mc->soc->icc_ops) + return 0; + + mc->provider.dev = mc->dev; + mc->provider.data = &mc->provider; + mc->provider.set = mc->soc->icc_ops->set; + mc->provider.aggregate = mc->soc->icc_ops->aggregate; + mc->provider.xlate_extended = mc->soc->icc_ops->xlate_extended; + + err = icc_provider_add(&mc->provider); + if (err) + return err; + + /* create Memory Controller node */ + node = icc_node_create(TEGRA_ICC_MC); + if (IS_ERR(node)) { + err = PTR_ERR(node); + goto del_provider; + } + + node->name = "Memory Controller"; + icc_node_add(node, &mc->provider); + + /* link Memory Controller to External Memory Controller */ + err = icc_link_create(node, TEGRA_ICC_EMC); + if (err) + goto remove_nodes; + + for (i = 0; i < mc->soc->num_clients; i++) { + /* create MC client node */ + node = icc_node_create(mc->soc->clients[i].id); + if (IS_ERR(node)) { + err = PTR_ERR(node); + goto remove_nodes; + } + + node->name = mc->soc->clients[i].name; + icc_node_add(node, &mc->provider); + + /* link Memory Client to Memory Controller */ + err = icc_link_create(node, TEGRA_ICC_MC); + if (err) + goto remove_nodes; + } + + /* + * MC driver is registered too early, so early that generic driver + * syncing doesn't work for the MC. But it doesn't really matter + * since syncing works for the EMC drivers, hence we can sync the + * MC driver by ourselves and then EMC will complete syncing of + * the whole ICC state. + */ + icc_sync_state(mc->dev); + + return 0; + +remove_nodes: + icc_nodes_remove(&mc->provider); +del_provider: + icc_provider_del(&mc->provider); + + return err; +} + static int tegra_mc_probe(struct platform_device *pdev) { struct resource *res; @@ -659,10 +805,8 @@ static int tegra_mc_probe(struct platform_device *pdev) } mc->irq = platform_get_irq(pdev, 0); - if (mc->irq < 0) { - dev_err(&pdev->dev, "interrupt not specified\n"); + if (mc->irq < 0) return mc->irq; - } WARN(!mc->soc->client_id_mask, "missing client ID mask for this SoC\n"); @@ -681,6 +825,11 @@ static int tegra_mc_probe(struct platform_device *pdev) dev_err(&pdev->dev, "failed to register reset controller: %d\n", err); + err = tegra_mc_interconnect_setup(mc); + if (err < 0) + dev_err(&pdev->dev, "failed to initialize interconnect: %d\n", + err); + if (IS_ENABLED(CONFIG_TEGRA_IOMMU_SMMU) && mc->soc->smmu) { mc->smmu = tegra_smmu_probe(&pdev->dev, mc->soc->smmu, mc); if (IS_ERR(mc->smmu)) { diff --git a/drivers/memory/tegra/mc.h b/drivers/memory/tegra/mc.h index afa3ba45c9e6..33e40d600592 100644 --- a/drivers/memory/tegra/mc.h +++ b/drivers/memory/tegra/mc.h @@ -78,6 +78,20 @@ #define MC_TIMING_UPDATE BIT(0) +static inline u32 tegra_mc_scale_percents(u64 val, unsigned int percents) +{ + val = val * percents; + do_div(val, 100); + + return min_t(u64, val, U32_MAX); +} + +static inline struct tegra_mc * +icc_provider_to_tegra_mc(struct icc_provider *provider) +{ + return container_of(provider, struct tegra_mc, provider); +} + static inline u32 mc_readl(struct tegra_mc *mc, unsigned long offset) { return readl_relaxed(mc->regs + offset); @@ -115,4 +129,12 @@ extern const struct tegra_mc_soc tegra132_mc_soc; extern const struct tegra_mc_soc tegra210_mc_soc; #endif +/* + * These IDs are for internal use of Tegra ICC drivers. The ID numbers are + * chosen such that they don't conflict with the device-tree ICC node IDs. + */ +#define TEGRA_ICC_MC 1000 +#define TEGRA_ICC_EMC 1001 +#define TEGRA_ICC_EMEM 1002 + #endif /* MEMORY_TEGRA_MC_H */ diff --git a/drivers/memory/tegra/tegra114.c b/drivers/memory/tegra/tegra114.c index 48ef01c3ff90..ed376ba2d2fe 100644 --- a/drivers/memory/tegra/tegra114.c +++ b/drivers/memory/tegra/tegra114.c @@ -15,6 +15,12 @@ static const struct tegra_mc_client tegra114_mc_clients[] = { .id = 0x00, .name = "ptcr", .swgroup = TEGRA_SWGROUP_PTC, + .la = { + .reg = 0x34c, + .shift = 0, + .mask = 0xff, + .def = 0x0, + }, }, { .id = 0x01, .name = "display0a", diff --git a/drivers/memory/tegra/tegra124-emc.c b/drivers/memory/tegra/tegra124-emc.c index 76ace42a688a..ee8ee39e98ed 100644 --- a/drivers/memory/tegra/tegra124-emc.c +++ b/drivers/memory/tegra/tegra124-emc.c @@ -1177,10 +1177,8 @@ static void emc_debugfs_init(struct device *dev, struct tegra_emc *emc) static int tegra_emc_probe(struct platform_device *pdev) { - struct platform_device *mc; struct device_node *np; struct tegra_emc *emc; - struct resource *res; u32 ram_code; int err; @@ -1190,25 +1188,13 @@ static int tegra_emc_probe(struct platform_device *pdev) emc->dev = &pdev->dev; - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - emc->regs = devm_ioremap_resource(&pdev->dev, res); + emc->regs = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(emc->regs)) return PTR_ERR(emc->regs); - np = of_parse_phandle(pdev->dev.of_node, "nvidia,memory-controller", 0); - if (!np) { - dev_err(&pdev->dev, "could not get memory controller\n"); - return -ENOENT; - } - - mc = of_find_device_by_node(np); - of_node_put(np); - if (!mc) - return -ENOENT; - - emc->mc = platform_get_drvdata(mc); - if (!emc->mc) - return -EPROBE_DEFER; + emc->mc = devm_tegra_memory_controller_get(&pdev->dev); + if (IS_ERR(emc->mc)) + return PTR_ERR(emc->mc); ram_code = tegra_read_ram_code(); diff --git a/drivers/memory/tegra/tegra124.c b/drivers/memory/tegra/tegra124.c index 0cede24479bf..e2389573d3c0 100644 --- a/drivers/memory/tegra/tegra124.c +++ b/drivers/memory/tegra/tegra124.c @@ -15,6 +15,12 @@ static const struct tegra_mc_client tegra124_mc_clients[] = { .id = 0x00, .name = "ptcr", .swgroup = TEGRA_SWGROUP_PTC, + .la = { + .reg = 0x34c, + .shift = 0, + .mask = 0xff, + .def = 0x0, + }, }, { .id = 0x01, .name = "display0a", diff --git a/drivers/memory/tegra/tegra20-emc.c b/drivers/memory/tegra/tegra20-emc.c index 027f46287dbf..686aaf477d8a 100644 --- a/drivers/memory/tegra/tegra20-emc.c +++ b/drivers/memory/tegra/tegra20-emc.c @@ -8,19 +8,27 @@ #include #include #include +#include #include +#include #include #include #include #include #include +#include #include #include +#include +#include #include #include +#include #include +#include "mc.h" + #define EMC_INTSTATUS 0x000 #define EMC_INTMASK 0x004 #define EMC_DBG 0x008 @@ -62,6 +70,11 @@ #define EMC_ODT_READ 0x0b4 #define EMC_FBIO_CFG5 0x104 #define EMC_FBIO_CFG6 0x114 +#define EMC_STAT_CONTROL 0x160 +#define EMC_STAT_LLMC_CONTROL 0x178 +#define EMC_STAT_PWR_CLOCK_LIMIT 0x198 +#define EMC_STAT_PWR_CLOCKS 0x19c +#define EMC_STAT_PWR_COUNT 0x1a0 #define EMC_AUTO_CAL_INTERVAL 0x2a8 #define EMC_CFG_2 0x2b8 #define EMC_CFG_DIG_DLL 0x2bc @@ -88,6 +101,12 @@ #define EMC_DBG_READ_DQM_CTRL BIT(9) #define EMC_DBG_CFG_PRIORITY BIT(24) +#define EMC_FBIO_CFG5_DRAM_WIDTH_X16 BIT(4) + +#define EMC_PWR_GATHER_CLEAR (1 << 8) +#define EMC_PWR_GATHER_DISABLE (2 << 8) +#define EMC_PWR_GATHER_ENABLE (3 << 8) + static const u16 emc_timing_registers[] = { EMC_RC, EMC_RFC, @@ -142,11 +161,26 @@ struct emc_timing { u32 data[ARRAY_SIZE(emc_timing_registers)]; }; +enum emc_rate_request_type { + EMC_RATE_DEVFREQ, + EMC_RATE_DEBUG, + EMC_RATE_ICC, + EMC_RATE_TYPE_MAX, +}; + +struct emc_rate_request { + unsigned long min_rate; + unsigned long max_rate; +}; + struct tegra_emc { struct device *dev; + struct tegra_mc *mc; + struct icc_provider provider; struct notifier_block clk_nb; struct clk *clk; void __iomem *regs; + unsigned int dram_bus_width; struct emc_timing *timings; unsigned int num_timings; @@ -156,6 +190,17 @@ struct tegra_emc { unsigned long min_rate; unsigned long max_rate; } debugfs; + + /* + * There are multiple sources in the EMC driver which could request + * a min/max clock rate, these rates are contained in this array. + */ + struct emc_rate_request requested_rate[EMC_RATE_TYPE_MAX]; + + /* protect shared rate-change code path */ + struct mutex rate_lock; + + struct devfreq_simple_ondemand_data ondemand_data; }; static irqreturn_t tegra_emc_isr(int irq, void *data) @@ -383,6 +428,11 @@ tegra_emc_find_node_by_ram_code(struct device *dev) u32 value, ram_code; int err; + if (of_get_child_count(dev->of_node) == 0) { + dev_info(dev, "device-tree doesn't have memory timings\n"); + return NULL; + } + if (!of_property_read_bool(dev->of_node, "nvidia,use-ram-code")) return of_node_get(dev->of_node); @@ -408,7 +458,7 @@ tegra_emc_find_node_by_ram_code(struct device *dev) static int emc_setup_hw(struct tegra_emc *emc) { u32 intmask = EMC_REFRESH_OVERFLOW_INT; - u32 emc_cfg, emc_dbg; + u32 emc_cfg, emc_dbg, emc_fbio; emc_cfg = readl_relaxed(emc->regs + EMC_CFG_2); @@ -439,6 +489,15 @@ static int emc_setup_hw(struct tegra_emc *emc) emc_dbg &= ~EMC_DBG_FORCE_UPDATE; writel_relaxed(emc_dbg, emc->regs + EMC_DBG); + emc_fbio = readl_relaxed(emc->regs + EMC_FBIO_CFG5); + + if (emc_fbio & EMC_FBIO_CFG5_DRAM_WIDTH_X16) + emc->dram_bus_width = 16; + else + emc->dram_bus_width = 32; + + dev_info(emc->dev, "%ubit DRAM bus\n", emc->dram_bus_width); + return 0; } @@ -451,6 +510,9 @@ static long emc_round_rate(unsigned long rate, struct tegra_emc *emc = arg; unsigned int i; + if (!emc->num_timings) + return clk_get_rate(emc->clk); + min_rate = min(min_rate, emc->timings[emc->num_timings - 1].rate); for (i = 0; i < emc->num_timings; i++) { @@ -480,6 +542,83 @@ static long emc_round_rate(unsigned long rate, return timing->rate; } +static void tegra_emc_rate_requests_init(struct tegra_emc *emc) +{ + unsigned int i; + + for (i = 0; i < EMC_RATE_TYPE_MAX; i++) { + emc->requested_rate[i].min_rate = 0; + emc->requested_rate[i].max_rate = ULONG_MAX; + } +} + +static int emc_request_rate(struct tegra_emc *emc, + unsigned long new_min_rate, + unsigned long new_max_rate, + enum emc_rate_request_type type) +{ + struct emc_rate_request *req = emc->requested_rate; + unsigned long min_rate = 0, max_rate = ULONG_MAX; + unsigned int i; + int err; + + /* select minimum and maximum rates among the requested rates */ + for (i = 0; i < EMC_RATE_TYPE_MAX; i++, req++) { + if (i == type) { + min_rate = max(new_min_rate, min_rate); + max_rate = min(new_max_rate, max_rate); + } else { + min_rate = max(req->min_rate, min_rate); + max_rate = min(req->max_rate, max_rate); + } + } + + if (min_rate > max_rate) { + dev_err_ratelimited(emc->dev, "%s: type %u: out of range: %lu %lu\n", + __func__, type, min_rate, max_rate); + return -ERANGE; + } + + /* + * EMC rate-changes should go via OPP API because it manages voltage + * changes. + */ + err = dev_pm_opp_set_rate(emc->dev, min_rate); + if (err) + return err; + + emc->requested_rate[type].min_rate = new_min_rate; + emc->requested_rate[type].max_rate = new_max_rate; + + return 0; +} + +static int emc_set_min_rate(struct tegra_emc *emc, unsigned long rate, + enum emc_rate_request_type type) +{ + struct emc_rate_request *req = &emc->requested_rate[type]; + int ret; + + mutex_lock(&emc->rate_lock); + ret = emc_request_rate(emc, rate, req->max_rate, type); + mutex_unlock(&emc->rate_lock); + + return ret; +} + +static int emc_set_max_rate(struct tegra_emc *emc, unsigned long rate, + enum emc_rate_request_type type) +{ + struct emc_rate_request *req = &emc->requested_rate[type]; + int ret; + + mutex_lock(&emc->rate_lock); + ret = emc_request_rate(emc, req->min_rate, rate, type); + mutex_unlock(&emc->rate_lock); + + return ret; +} + /* * debugfs interface * @@ -563,7 +702,7 @@ static int tegra_emc_debug_min_rate_set(void *data, u64 rate) if (!tegra_emc_validate_rate(emc, rate)) return -EINVAL; - err = clk_set_min_rate(emc->clk, rate); + err = emc_set_min_rate(emc, rate, EMC_RATE_DEBUG); if (err < 0) return err; @@ -593,7 +732,7 @@ static int tegra_emc_debug_max_rate_set(void *data, u64 rate) if (!tegra_emc_validate_rate(emc, rate)) return -EINVAL; - err = clk_set_max_rate(emc->clk, rate); + err = emc_set_max_rate(emc, rate, EMC_RATE_DEBUG); if (err < 0) return err; @@ -650,47 +789,330 @@ static void tegra_emc_debugfs_init(struct tegra_emc *emc) emc, &tegra_emc_debug_max_rate_fops); } +static inline struct tegra_emc * +to_tegra_emc_provider(struct icc_provider *provider) +{ + return container_of(provider, struct tegra_emc, provider); +} + +static struct icc_node_data * +emc_of_icc_xlate_extended(struct of_phandle_args *spec, void *data) +{ + struct icc_provider *provider = data; + struct icc_node_data *ndata; + struct icc_node *node; + + /* External Memory is the only possible ICC route */ + list_for_each_entry(node, &provider->nodes, node_list) { + if (node->id != TEGRA_ICC_EMEM) + continue; + + ndata = kzalloc(sizeof(*ndata), GFP_KERNEL); + if (!ndata) + return ERR_PTR(-ENOMEM); + + /* + * SRC and DST nodes should have matching TAG in order to have + * it set by default for a requested path. + */ + ndata->tag = TEGRA_MC_ICC_TAG_ISO; + ndata->node = node; + + return ndata; + } + + return ERR_PTR(-EPROBE_DEFER); +} + +static int emc_icc_set(struct icc_node *src, struct icc_node *dst) +{ + struct tegra_emc *emc = to_tegra_emc_provider(dst->provider); + unsigned long long peak_bw = icc_units_to_bps(dst->peak_bw); + unsigned long long avg_bw = icc_units_to_bps(dst->avg_bw); + unsigned long long rate = max(avg_bw, peak_bw); + unsigned int dram_data_bus_width_bytes; + int err; + + /* + * Tegra20 EMC runs on x2 clock rate of SDRAM bus because DDR data + * is sampled on both clock edges. This means that EMC clock rate + * equals to the peak data-rate. + */ + dram_data_bus_width_bytes = emc->dram_bus_width / 8; + do_div(rate, dram_data_bus_width_bytes); + rate = min_t(u64, rate, U32_MAX); + + err = emc_set_min_rate(emc, rate, EMC_RATE_ICC); + if (err) + return err; + + return 0; +} + +static int tegra_emc_interconnect_init(struct tegra_emc *emc) +{ + const struct tegra_mc_soc *soc; + struct icc_node *node; + int err; + + emc->mc = devm_tegra_memory_controller_get(emc->dev); + if (IS_ERR(emc->mc)) + return PTR_ERR(emc->mc); + + soc = emc->mc->soc; + + emc->provider.dev = emc->dev; + emc->provider.set = emc_icc_set; + emc->provider.data = &emc->provider; + emc->provider.aggregate = soc->icc_ops->aggregate; + emc->provider.xlate_extended = emc_of_icc_xlate_extended; + + err = icc_provider_add(&emc->provider); + if (err) + goto err_msg; + + /* create External Memory Controller node */ + node = icc_node_create(TEGRA_ICC_EMC); + if (IS_ERR(node)) { + err = PTR_ERR(node); + goto del_provider; + } + + node->name = "External Memory Controller"; + icc_node_add(node, &emc->provider); + + /* link External Memory Controller to External Memory (DRAM) */ + err = icc_link_create(node, TEGRA_ICC_EMEM); + if (err) + goto remove_nodes; + + /* create External Memory node */ + node = icc_node_create(TEGRA_ICC_EMEM); + if (IS_ERR(node)) { + err = PTR_ERR(node); + goto remove_nodes; + } + + node->name = "External Memory (DRAM)"; + icc_node_add(node, &emc->provider); + + return 0; + +remove_nodes: + icc_nodes_remove(&emc->provider); +del_provider: + icc_provider_del(&emc->provider); +err_msg: + dev_err(emc->dev, "failed to initialize ICC: %d\n", err); + + return err; +} + +static int tegra_emc_opp_table_init(struct tegra_emc *emc) +{ + u32 hw_version = BIT(tegra_sku_info.soc_process_id); + struct opp_table *clk_opp_table, *hw_opp_table; + int err; + + clk_opp_table = dev_pm_opp_set_clkname(emc->dev, NULL); + err = PTR_ERR_OR_ZERO(clk_opp_table); + if (err) { + dev_err(emc->dev, "failed to set OPP clk: %d\n", err); + return err; + } + + hw_opp_table = dev_pm_opp_set_supported_hw(emc->dev, &hw_version, 1); + err = PTR_ERR_OR_ZERO(hw_opp_table); + if (err) { + dev_err(emc->dev, "failed to set OPP supported HW: %d\n", err); + goto put_clk_table; + } + + err = dev_pm_opp_of_add_table(emc->dev); + if (err) { + if (err == -ENODEV) + dev_err(emc->dev, "OPP table not found, please update your device tree\n"); + else + dev_err(emc->dev, "failed to add OPP table: %d\n", err); + + goto put_hw_table; + } + + dev_info(emc->dev, "OPP HW ver. 0x%x, current clock rate %lu MHz\n", + hw_version, clk_get_rate(emc->clk) / 1000000); + + /* first dummy rate-set initializes voltage state */ + err = dev_pm_opp_set_rate(emc->dev, clk_get_rate(emc->clk)); + if (err) { + dev_err(emc->dev, "failed to initialize OPP clock: %d\n", err); + goto remove_table; + } + + return 0; + +remove_table: + dev_pm_opp_of_remove_table(emc->dev); +put_hw_table: + dev_pm_opp_put_supported_hw(hw_opp_table); +put_clk_table: + dev_pm_opp_put_clkname(clk_opp_table); + + return err; +} + +static void devm_tegra_emc_unset_callback(void *data) +{ + tegra20_clk_set_emc_round_callback(NULL, NULL); +} + +static void devm_tegra_emc_unreg_clk_notifier(void *data) +{ + struct tegra_emc *emc = data; + + clk_notifier_unregister(emc->clk, &emc->clk_nb); +} + +static int tegra_emc_init_clk(struct tegra_emc *emc) +{ + int err; + + tegra20_clk_set_emc_round_callback(emc_round_rate, emc); + + err = devm_add_action_or_reset(emc->dev, devm_tegra_emc_unset_callback, + NULL); + if (err) + return err; + + emc->clk = devm_clk_get(emc->dev, NULL); + if (IS_ERR(emc->clk)) { + dev_err(emc->dev, "failed to get EMC clock: %pe\n", emc->clk); + return PTR_ERR(emc->clk); + } + + err = clk_notifier_register(emc->clk, &emc->clk_nb); + if (err) { + dev_err(emc->dev, "failed to register clk notifier: %d\n", err); + return err; + } + + err = devm_add_action_or_reset(emc->dev, + devm_tegra_emc_unreg_clk_notifier, emc); + if (err) + return err; + + return 0; +} + +static int tegra_emc_devfreq_target(struct device *dev, unsigned long *freq, + u32 flags) +{ + struct tegra_emc *emc = dev_get_drvdata(dev); + struct dev_pm_opp *opp; + unsigned long rate; + + opp = devfreq_recommended_opp(dev, freq, flags); + if (IS_ERR(opp)) { + dev_err(dev, "failed to find opp for %lu Hz\n", *freq); + return PTR_ERR(opp); + } + + rate = dev_pm_opp_get_freq(opp); + dev_pm_opp_put(opp); + + return emc_set_min_rate(emc, rate, EMC_RATE_DEVFREQ); +} + +static int tegra_emc_devfreq_get_dev_status(struct device *dev, + struct devfreq_dev_status *stat) +{ + struct tegra_emc *emc = dev_get_drvdata(dev); + + /* freeze counters */ + writel_relaxed(EMC_PWR_GATHER_DISABLE, emc->regs + EMC_STAT_CONTROL); + + /* + * busy_time: number of clocks EMC request was accepted + * total_time: number of clocks PWR_GATHER control was set to ENABLE + */ + stat->busy_time = readl_relaxed(emc->regs + EMC_STAT_PWR_COUNT); + stat->total_time = readl_relaxed(emc->regs + EMC_STAT_PWR_CLOCKS); + stat->current_frequency = clk_get_rate(emc->clk); + + /* clear counters and restart */ + writel_relaxed(EMC_PWR_GATHER_CLEAR, emc->regs + EMC_STAT_CONTROL); + writel_relaxed(EMC_PWR_GATHER_ENABLE, emc->regs + EMC_STAT_CONTROL); + + return 0; +} + +static struct devfreq_dev_profile tegra_emc_devfreq_profile = { + .polling_ms = 30, + .target = tegra_emc_devfreq_target, + .get_dev_status = tegra_emc_devfreq_get_dev_status, +}; + +static int tegra_emc_devfreq_init(struct tegra_emc *emc) +{ + struct devfreq *devfreq; + + /* + * PWR_COUNT is 1/2 of PWR_CLOCKS at max, and thus, the up-threshold + * should be less than 50. Secondly, multiple active memory clients + * may cause over 20% of lost clock cycles due to stalls caused by + * competing memory accesses. This means that threshold should be + * set to a less than 30 in order to have a properly working governor. + */ + emc->ondemand_data.upthreshold = 20; + + /* + * Reset statistic gathers state, select global bandwidth for the + * statistics collection mode and set clocks counter saturation + * limit to maximum. + */ + writel_relaxed(0x00000000, emc->regs + EMC_STAT_CONTROL); + writel_relaxed(0x00000000, emc->regs + EMC_STAT_LLMC_CONTROL); + writel_relaxed(0xffffffff, emc->regs + EMC_STAT_PWR_CLOCK_LIMIT); + + devfreq = devm_devfreq_add_device(emc->dev, &tegra_emc_devfreq_profile, + DEVFREQ_GOV_SIMPLE_ONDEMAND, + &emc->ondemand_data); + if (IS_ERR(devfreq)) { + dev_err(emc->dev, "failed to initialize devfreq: %pe", devfreq); + return PTR_ERR(devfreq); + } + + return 0; +} + static int tegra_emc_probe(struct platform_device *pdev) { struct device_node *np; struct tegra_emc *emc; - struct resource *res; int irq, err; - /* driver has nothing to do in a case of memory timing absence */ - if (of_get_child_count(pdev->dev.of_node) == 0) { - dev_info(&pdev->dev, - "EMC device tree node doesn't have memory timings\n"); - return 0; - } - irq = platform_get_irq(pdev, 0); if (irq < 0) { - dev_err(&pdev->dev, "interrupt not specified\n"); dev_err(&pdev->dev, "please update your device tree\n"); return irq; } - np = tegra_emc_find_node_by_ram_code(&pdev->dev); - if (!np) - return -EINVAL; - emc = devm_kzalloc(&pdev->dev, sizeof(*emc), GFP_KERNEL); - if (!emc) { - of_node_put(np); + if (!emc) return -ENOMEM; - } + mutex_init(&emc->rate_lock); emc->clk_nb.notifier_call = tegra_emc_clk_change_notify; emc->dev = &pdev->dev; - err = tegra_emc_load_timings_from_dt(emc, np); - of_node_put(np); - if (err) - return err; + np = tegra_emc_find_node_by_ram_code(&pdev->dev); + if (np) { + err = tegra_emc_load_timings_from_dt(emc, np); + of_node_put(np); + if (err) + return err; + } - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - emc->regs = devm_ioremap_resource(&pdev->dev, res); + emc->regs = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(emc->regs)) return PTR_ERR(emc->regs); @@ -701,41 +1123,39 @@ static int tegra_emc_probe(struct platform_device *pdev) err = devm_request_irq(&pdev->dev, irq, tegra_emc_isr, 0, dev_name(&pdev->dev), emc); if (err) { - dev_err(&pdev->dev, "failed to request IRQ#%u: %d\n", irq, err); + dev_err(&pdev->dev, "failed to request IRQ: %d\n", err); return err; } - tegra20_clk_set_emc_round_callback(emc_round_rate, emc); + err = tegra_emc_init_clk(emc); + if (err) + return err; - emc->clk = devm_clk_get(&pdev->dev, "emc"); - if (IS_ERR(emc->clk)) { - err = PTR_ERR(emc->clk); - dev_err(&pdev->dev, "failed to get emc clock: %d\n", err); - goto unset_cb; - } - - err = clk_notifier_register(emc->clk, &emc->clk_nb); - if (err) { - dev_err(&pdev->dev, "failed to register clk notifier: %d\n", - err); - goto unset_cb; - } + err = tegra_emc_opp_table_init(emc); + if (err) + return err; platform_set_drvdata(pdev, emc); + tegra_emc_rate_requests_init(emc); tegra_emc_debugfs_init(emc); + tegra_emc_interconnect_init(emc); + tegra_emc_devfreq_init(emc); + + /* + * Don't allow the kernel module to be unloaded. Unloading adds some + * extra complexity which doesn't really worth the effort in a case of + * this driver. + */ + try_module_get(THIS_MODULE); return 0; - -unset_cb: - tegra20_clk_set_emc_round_callback(NULL, NULL); - - return err; } static const struct of_device_id tegra_emc_of_match[] = { { .compatible = "nvidia,tegra20-emc", }, {}, }; +MODULE_DEVICE_TABLE(of, tegra_emc_of_match); static struct platform_driver tegra_emc_driver = { .probe = tegra_emc_probe, @@ -743,11 +1163,11 @@ static struct platform_driver tegra_emc_driver = { .name = "tegra20-emc", .of_match_table = tegra_emc_of_match, .suppress_bind_attrs = true, + .sync_state = icc_sync_state, }, }; +module_platform_driver(tegra_emc_driver); -static int __init tegra_emc_init(void) -{ - return platform_driver_register(&tegra_emc_driver); -} -subsys_initcall(tegra_emc_init); +MODULE_AUTHOR("Dmitry Osipenko "); +MODULE_DESCRIPTION("NVIDIA Tegra20 EMC driver"); +MODULE_LICENSE("GPL v2"); diff --git a/drivers/memory/tegra/tegra20.c b/drivers/memory/tegra/tegra20.c index a8098bff91d9..29ecf02805a0 100644 --- a/drivers/memory/tegra/tegra20.c +++ b/drivers/memory/tegra/tegra20.c @@ -3,6 +3,10 @@ * Copyright (C) 2012 NVIDIA CORPORATION. All rights reserved. */ +#include +#include +#include + #include #include "mc.h" @@ -280,6 +284,78 @@ static const struct tegra_mc_reset_ops tegra20_mc_reset_ops = { .reset_status = tegra20_mc_reset_status, }; +static int tegra20_mc_icc_set(struct icc_node *src, struct icc_node *dst) +{ + /* + * It should be possible to tune arbitration knobs here, but the + * default values are known to work well on all devices. Hence + * nothing to do here so far. + */ + return 0; +} + +static int tegra20_mc_icc_aggreate(struct icc_node *node, u32 tag, u32 avg_bw, + u32 peak_bw, u32 *agg_avg, u32 *agg_peak) +{ + /* + * ISO clients need to reserve extra bandwidth up-front because + * there could be high bandwidth pressure during initial filling + * of the client's FIFO buffers. Secondly, we need to take into + * account impurities of the memory subsystem. + */ + if (tag & TEGRA_MC_ICC_TAG_ISO) + peak_bw = tegra_mc_scale_percents(peak_bw, 300); + + *agg_avg += avg_bw; + *agg_peak = max(*agg_peak, peak_bw); + + return 0; +} + +static struct icc_node_data * +tegra20_mc_of_icc_xlate_extended(struct of_phandle_args *spec, void *data) +{ + struct tegra_mc *mc = icc_provider_to_tegra_mc(data); + unsigned int i, idx = spec->args[0]; + struct icc_node_data *ndata; + struct icc_node *node; + + list_for_each_entry(node, &mc->provider.nodes, node_list) { + if (node->id != idx) + continue; + + ndata = kzalloc(sizeof(*ndata), GFP_KERNEL); + if (!ndata) + return ERR_PTR(-ENOMEM); + + ndata->node = node; + + /* these clients are isochronous by default */ + if (strstarts(node->name, "display") || + strstarts(node->name, "vi")) + ndata->tag = TEGRA_MC_ICC_TAG_ISO; + else + ndata->tag = TEGRA_MC_ICC_TAG_DEFAULT; + + return ndata; + } + + for (i = 0; i < mc->soc->num_clients; i++) { + if (mc->soc->clients[i].id == idx) + return ERR_PTR(-EPROBE_DEFER); + } + + dev_err(mc->dev, "invalid ICC client ID %u\n", idx); + + return ERR_PTR(-EINVAL); +} + +static const struct tegra_mc_icc_ops tegra20_mc_icc_ops = { + .xlate_extended = tegra20_mc_of_icc_xlate_extended, + .aggregate = tegra20_mc_icc_aggreate, + .set = tegra20_mc_icc_set, +}; + const struct tegra_mc_soc tegra20_mc_soc = { .clients = tegra20_mc_clients, .num_clients = ARRAY_SIZE(tegra20_mc_clients), @@ -290,4 +366,5 @@ const struct tegra_mc_soc tegra20_mc_soc = { .reset_ops = &tegra20_mc_reset_ops, .resets = tegra20_mc_resets, .num_resets = ARRAY_SIZE(tegra20_mc_resets), + .icc_ops = &tegra20_mc_icc_ops, }; diff --git a/drivers/memory/tegra/tegra210-emc-core.c b/drivers/memory/tegra/tegra210-emc-core.c index cdd663ba4733..5f224796e32e 100644 --- a/drivers/memory/tegra/tegra210-emc-core.c +++ b/drivers/memory/tegra/tegra210-emc-core.c @@ -1828,7 +1828,6 @@ static int tegra210_emc_probe(struct platform_device *pdev) { struct thermal_cooling_device *cd; unsigned long current_rate; - struct platform_device *mc; struct tegra210_emc *emc; struct device_node *np; unsigned int i; @@ -1846,35 +1845,19 @@ static int tegra210_emc_probe(struct platform_device *pdev) spin_lock_init(&emc->lock); emc->dev = &pdev->dev; - np = of_parse_phandle(pdev->dev.of_node, "nvidia,memory-controller", 0); - if (!np) { - dev_err(&pdev->dev, "could not get memory controller\n"); - return -ENOENT; - } - - mc = of_find_device_by_node(np); - of_node_put(np); - if (!mc) - return -ENOENT; - - emc->mc = platform_get_drvdata(mc); - if (!emc->mc) { - put_device(&mc->dev); - return -EPROBE_DEFER; - } + emc->mc = devm_tegra_memory_controller_get(&pdev->dev); + if (IS_ERR(emc->mc)) + return PTR_ERR(emc->mc); emc->regs = devm_platform_ioremap_resource(pdev, 0); - if (IS_ERR(emc->regs)) { - err = PTR_ERR(emc->regs); - goto put_mc; - } + if (IS_ERR(emc->regs)) + return PTR_ERR(emc->regs); for (i = 0; i < 2; i++) { emc->channel[i] = devm_platform_ioremap_resource(pdev, 1 + i); - if (IS_ERR(emc->channel[i])) { - err = PTR_ERR(emc->channel[i]); - goto put_mc; - } + if (IS_ERR(emc->channel[i])) + return PTR_ERR(emc->channel[i]); + } tegra210_emc_detect(emc); @@ -1884,7 +1867,7 @@ static int tegra210_emc_probe(struct platform_device *pdev) err = of_reserved_mem_device_init_by_name(emc->dev, np, "nominal"); if (err < 0) { dev_err(emc->dev, "failed to get nominal EMC table: %d\n", err); - goto put_mc; + return err; } err = of_reserved_mem_device_init_by_name(emc->dev, np, "derated"); @@ -2015,8 +1998,7 @@ detach: tegra210_clk_emc_detach(emc->clk); release: of_reserved_mem_device_release(emc->dev); -put_mc: - put_device(emc->mc->dev); + return err; } @@ -2027,7 +2009,6 @@ static int tegra210_emc_remove(struct platform_device *pdev) debugfs_remove_recursive(emc->debugfs.root); tegra210_clk_emc_detach(emc->clk); of_reserved_mem_device_release(emc->dev); - put_device(emc->mc->dev); return 0; } diff --git a/drivers/memory/tegra/tegra210.c b/drivers/memory/tegra/tegra210.c index 7fb8b5438bf4..b3bbc5a05ba1 100644 --- a/drivers/memory/tegra/tegra210.c +++ b/drivers/memory/tegra/tegra210.c @@ -24,7 +24,7 @@ static const struct tegra_mc_client tegra210_mc_clients[] = { .reg = 0x2e8, .shift = 0, .mask = 0xff, - .def = 0xc2, + .def = 0x1e, }, }, { .id = 0x02, @@ -38,7 +38,7 @@ static const struct tegra_mc_client tegra210_mc_clients[] = { .reg = 0x2f4, .shift = 0, .mask = 0xff, - .def = 0xc6, + .def = 0x1e, }, }, { .id = 0x03, @@ -52,7 +52,7 @@ static const struct tegra_mc_client tegra210_mc_clients[] = { .reg = 0x2e8, .shift = 16, .mask = 0xff, - .def = 0x50, + .def = 0x1e, }, }, { .id = 0x04, @@ -66,7 +66,7 @@ static const struct tegra_mc_client tegra210_mc_clients[] = { .reg = 0x2f4, .shift = 16, .mask = 0xff, - .def = 0x50, + .def = 0x1e, }, }, { .id = 0x05, @@ -80,7 +80,7 @@ static const struct tegra_mc_client tegra210_mc_clients[] = { .reg = 0x2ec, .shift = 0, .mask = 0xff, - .def = 0x50, + .def = 0x1e, }, }, { .id = 0x06, @@ -94,7 +94,7 @@ static const struct tegra_mc_client tegra210_mc_clients[] = { .reg = 0x2f8, .shift = 0, .mask = 0xff, - .def = 0x50, + .def = 0x1e, }, }, { .id = 0x0e, @@ -108,7 +108,7 @@ static const struct tegra_mc_client tegra210_mc_clients[] = { .reg = 0x2e0, .shift = 0, .mask = 0xff, - .def = 0x13, + .def = 0x2e, }, }, { .id = 0x0f, @@ -136,7 +136,7 @@ static const struct tegra_mc_client tegra210_mc_clients[] = { .reg = 0x2f0, .shift = 0, .mask = 0xff, - .def = 0x50, + .def = 0x1e, }, }, { .id = 0x11, @@ -150,7 +150,7 @@ static const struct tegra_mc_client tegra210_mc_clients[] = { .reg = 0x2fc, .shift = 0, .mask = 0xff, - .def = 0x50, + .def = 0x1e, }, }, { .id = 0x15, @@ -380,7 +380,7 @@ static const struct tegra_mc_client tegra210_mc_clients[] = { .reg = 0x350, .shift = 16, .mask = 0xff, - .def = 0x65, + .def = 0x80, }, }, { .id = 0x44, @@ -620,7 +620,7 @@ static const struct tegra_mc_client tegra210_mc_clients[] = { .reg = 0x2f0, .shift = 16, .mask = 0xff, - .def = 0x50, + .def = 0x1e, }, }, { .id = 0x60, @@ -648,7 +648,7 @@ static const struct tegra_mc_client tegra210_mc_clients[] = { .reg = 0x3bc, .shift = 0, .mask = 0xff, - .def = 0x49, + .def = 0x5a, }, }, { .id = 0x62, @@ -676,7 +676,7 @@ static const struct tegra_mc_client tegra210_mc_clients[] = { .reg = 0x3c4, .shift = 0, .mask = 0xff, - .def = 0x49, + .def = 0x5a, }, }, { .id = 0x64, @@ -897,7 +897,7 @@ static const struct tegra_mc_client tegra210_mc_clients[] = { .bit = 1, }, .la = { - .reg = 0xb98, + .reg = 0x3e0, .shift = 16, .mask = 0xff, .def = 0x80, @@ -956,7 +956,7 @@ static const struct tegra_mc_client tegra210_mc_clients[] = { .reg = 0x3ec, .shift = 16, .mask = 0xff, - .def = 0xff, + .def = 0x80, }, }, { .id = 0x86, @@ -1020,35 +1020,45 @@ static const struct tegra_mc_client tegra210_mc_clients[] = { }; static const struct tegra_smmu_swgroup tegra210_swgroups[] = { - { .name = "dc", .swgroup = TEGRA_SWGROUP_DC, .reg = 0x240 }, - { .name = "dcb", .swgroup = TEGRA_SWGROUP_DCB, .reg = 0x244 }, { .name = "afi", .swgroup = TEGRA_SWGROUP_AFI, .reg = 0x238 }, { .name = "avpc", .swgroup = TEGRA_SWGROUP_AVPC, .reg = 0x23c }, - { .name = "hda", .swgroup = TEGRA_SWGROUP_HDA, .reg = 0x254 }, + { .name = "dc", .swgroup = TEGRA_SWGROUP_DC, .reg = 0x240 }, + { .name = "dcb", .swgroup = TEGRA_SWGROUP_DCB, .reg = 0x244 }, { .name = "hc", .swgroup = TEGRA_SWGROUP_HC, .reg = 0x250 }, + { .name = "hda", .swgroup = TEGRA_SWGROUP_HDA, .reg = 0x254 }, + { .name = "isp2", .swgroup = TEGRA_SWGROUP_ISP2, .reg = 0x258 }, { .name = "nvenc", .swgroup = TEGRA_SWGROUP_NVENC, .reg = 0x264 }, + { .name = "nv", .swgroup = TEGRA_SWGROUP_NV, .reg = 0x268 }, + { .name = "nv2", .swgroup = TEGRA_SWGROUP_NV2, .reg = 0x26c }, { .name = "ppcs", .swgroup = TEGRA_SWGROUP_PPCS, .reg = 0x270 }, { .name = "sata", .swgroup = TEGRA_SWGROUP_SATA, .reg = 0x274 }, - { .name = "isp2", .swgroup = TEGRA_SWGROUP_ISP2, .reg = 0x258 }, + { .name = "vi", .swgroup = TEGRA_SWGROUP_VI, .reg = 0x280 }, + { .name = "vic", .swgroup = TEGRA_SWGROUP_VIC, .reg = 0x284 }, { .name = "xusb_host", .swgroup = TEGRA_SWGROUP_XUSB_HOST, .reg = 0x288 }, { .name = "xusb_dev", .swgroup = TEGRA_SWGROUP_XUSB_DEV, .reg = 0x28c }, - { .name = "isp2b", .swgroup = TEGRA_SWGROUP_ISP2B, .reg = 0xaa4 }, - { .name = "tsec", .swgroup = TEGRA_SWGROUP_TSEC, .reg = 0x294 }, { .name = "a9avp", .swgroup = TEGRA_SWGROUP_A9AVP, .reg = 0x290 }, - { .name = "gpu", .swgroup = TEGRA_SWGROUP_GPU, .reg = 0xaac }, + { .name = "tsec", .swgroup = TEGRA_SWGROUP_TSEC, .reg = 0x294 }, + { .name = "ppcs1", .swgroup = TEGRA_SWGROUP_PPCS1, .reg = 0x298 }, + { .name = "dc1", .swgroup = TEGRA_SWGROUP_DC1, .reg = 0xa88 }, { .name = "sdmmc1a", .swgroup = TEGRA_SWGROUP_SDMMC1A, .reg = 0xa94 }, { .name = "sdmmc2a", .swgroup = TEGRA_SWGROUP_SDMMC2A, .reg = 0xa98 }, { .name = "sdmmc3a", .swgroup = TEGRA_SWGROUP_SDMMC3A, .reg = 0xa9c }, { .name = "sdmmc4a", .swgroup = TEGRA_SWGROUP_SDMMC4A, .reg = 0xaa0 }, - { .name = "vic", .swgroup = TEGRA_SWGROUP_VIC, .reg = 0x284 }, - { .name = "vi", .swgroup = TEGRA_SWGROUP_VI, .reg = 0x280 }, + { .name = "isp2b", .swgroup = TEGRA_SWGROUP_ISP2B, .reg = 0xaa4 }, + { .name = "gpu", .swgroup = TEGRA_SWGROUP_GPU, .reg = 0xaac }, + { .name = "ppcs2", .swgroup = TEGRA_SWGROUP_PPCS2, .reg = 0xab0 }, { .name = "nvdec", .swgroup = TEGRA_SWGROUP_NVDEC, .reg = 0xab4 }, { .name = "ape", .swgroup = TEGRA_SWGROUP_APE, .reg = 0xab8 }, - { .name = "nvjpg", .swgroup = TEGRA_SWGROUP_NVJPG, .reg = 0xac0 }, { .name = "se", .swgroup = TEGRA_SWGROUP_SE, .reg = 0xabc }, + { .name = "nvjpg", .swgroup = TEGRA_SWGROUP_NVJPG, .reg = 0xac0 }, + { .name = "hc1", .swgroup = TEGRA_SWGROUP_HC1, .reg = 0xac4 }, + { .name = "se1", .swgroup = TEGRA_SWGROUP_SE1, .reg = 0xac8 }, { .name = "axiap", .swgroup = TEGRA_SWGROUP_AXIAP, .reg = 0xacc }, { .name = "etr", .swgroup = TEGRA_SWGROUP_ETR, .reg = 0xad0 }, { .name = "tsecb", .swgroup = TEGRA_SWGROUP_TSECB, .reg = 0xad4 }, + { .name = "tsec1", .swgroup = TEGRA_SWGROUP_TSEC1, .reg = 0xad8 }, + { .name = "tsecb1", .swgroup = TEGRA_SWGROUP_TSECB1, .reg = 0xadc }, + { .name = "nvdec1", .swgroup = TEGRA_SWGROUP_NVDEC1, .reg = 0xae0 }, }; static const unsigned int tegra210_group_display[] = { diff --git a/drivers/memory/tegra/tegra30-emc.c b/drivers/memory/tegra/tegra30-emc.c index 055af0e08a2e..44ac155936aa 100644 --- a/drivers/memory/tegra/tegra30-emc.c +++ b/drivers/memory/tegra/tegra30-emc.c @@ -14,16 +14,21 @@ #include #include #include +#include #include #include #include #include #include +#include #include #include +#include +#include #include #include +#include #include #include "mc.h" @@ -323,9 +328,21 @@ struct emc_timing { bool emc_cfg_dyn_self_ref; }; +enum emc_rate_request_type { + EMC_RATE_DEBUG, + EMC_RATE_ICC, + EMC_RATE_TYPE_MAX, +}; + +struct emc_rate_request { + unsigned long min_rate; + unsigned long max_rate; +}; + struct tegra_emc { struct device *dev; struct tegra_mc *mc; + struct icc_provider provider; struct notifier_block clk_nb; struct clk *clk; void __iomem *regs; @@ -352,6 +369,15 @@ struct tegra_emc { unsigned long min_rate; unsigned long max_rate; } debugfs; + + /* + * There are multiple sources in the EMC driver which could request + * a min/max clock rate, these rates are contained in this array. + */ + struct emc_rate_request requested_rate[EMC_RATE_TYPE_MAX]; + + /* protect shared rate-change code path */ + struct mutex rate_lock; }; static int emc_seq_update_timing(struct tegra_emc *emc) @@ -988,6 +1014,11 @@ static struct device_node *emc_find_node_by_ram_code(struct device *dev) u32 value, ram_code; int err; + if (of_get_child_count(dev->of_node) == 0) { + dev_info(dev, "device-tree doesn't have memory timings\n"); + return NULL; + } + ram_code = tegra_read_ram_code(); for_each_child_of_node(dev->of_node, np) { @@ -1057,6 +1088,9 @@ static long emc_round_rate(unsigned long rate, struct tegra_emc *emc = arg; unsigned int i; + if (!emc->num_timings) + return clk_get_rate(emc->clk); + min_rate = min(min_rate, emc->timings[emc->num_timings - 1].rate); for (i = 0; i < emc->num_timings; i++) { @@ -1086,6 +1120,83 @@ static long emc_round_rate(unsigned long rate, return timing->rate; } +static void tegra_emc_rate_requests_init(struct tegra_emc *emc) +{ + unsigned int i; + + for (i = 0; i < EMC_RATE_TYPE_MAX; i++) { + emc->requested_rate[i].min_rate = 0; + emc->requested_rate[i].max_rate = ULONG_MAX; + } +} + +static int emc_request_rate(struct tegra_emc *emc, + unsigned long new_min_rate, + unsigned long new_max_rate, + enum emc_rate_request_type type) +{ + struct emc_rate_request *req = emc->requested_rate; + unsigned long min_rate = 0, max_rate = ULONG_MAX; + unsigned int i; + int err; + + /* select minimum and maximum rates among the requested rates */ + for (i = 0; i < EMC_RATE_TYPE_MAX; i++, req++) { + if (i == type) { + min_rate = max(new_min_rate, min_rate); + max_rate = min(new_max_rate, max_rate); + } else { + min_rate = max(req->min_rate, min_rate); + max_rate = min(req->max_rate, max_rate); + } + } + + if (min_rate > max_rate) { + dev_err_ratelimited(emc->dev, "%s: type %u: out of range: %lu %lu\n", + __func__, type, min_rate, max_rate); + return -ERANGE; + } + + /* + * EMC rate-changes should go via OPP API because it manages voltage + * changes. + */ + err = dev_pm_opp_set_rate(emc->dev, min_rate); + if (err) + return err; + + emc->requested_rate[type].min_rate = new_min_rate; + emc->requested_rate[type].max_rate = new_max_rate; + + return 0; +} + +static int emc_set_min_rate(struct tegra_emc *emc, unsigned long rate, + enum emc_rate_request_type type) +{ + struct emc_rate_request *req = &emc->requested_rate[type]; + int ret; + + mutex_lock(&emc->rate_lock); + ret = emc_request_rate(emc, rate, req->max_rate, type); + mutex_unlock(&emc->rate_lock); + + return ret; +} + +static int emc_set_max_rate(struct tegra_emc *emc, unsigned long rate, + enum emc_rate_request_type type) +{ + struct emc_rate_request *req = &emc->requested_rate[type]; + int ret; + + mutex_lock(&emc->rate_lock); + ret = emc_request_rate(emc, req->min_rate, rate, type); + mutex_unlock(&emc->rate_lock); + + return ret; +} + /* * debugfs interface * @@ -1169,7 +1280,7 @@ static int tegra_emc_debug_min_rate_set(void *data, u64 rate) if (!tegra_emc_validate_rate(emc, rate)) return -EINVAL; - err = clk_set_min_rate(emc->clk, rate); + err = emc_set_min_rate(emc, rate, EMC_RATE_DEBUG); if (err < 0) return err; @@ -1199,7 +1310,7 @@ static int tegra_emc_debug_max_rate_set(void *data, u64 rate) if (!tegra_emc_validate_rate(emc, rate)) return -EINVAL; - err = clk_set_max_rate(emc->clk, rate); + err = emc_set_max_rate(emc, rate, EMC_RATE_DEBUG); if (err < 0) return err; @@ -1256,51 +1367,239 @@ static void tegra_emc_debugfs_init(struct tegra_emc *emc) emc, &tegra_emc_debug_max_rate_fops); } +static inline struct tegra_emc * +to_tegra_emc_provider(struct icc_provider *provider) +{ + return container_of(provider, struct tegra_emc, provider); +} + +static struct icc_node_data * +emc_of_icc_xlate_extended(struct of_phandle_args *spec, void *data) +{ + struct icc_provider *provider = data; + struct icc_node_data *ndata; + struct icc_node *node; + + /* External Memory is the only possible ICC route */ + list_for_each_entry(node, &provider->nodes, node_list) { + if (node->id != TEGRA_ICC_EMEM) + continue; + + ndata = kzalloc(sizeof(*ndata), GFP_KERNEL); + if (!ndata) + return ERR_PTR(-ENOMEM); + + /* + * SRC and DST nodes should have matching TAG in order to have + * it set by default for a requested path. + */ + ndata->tag = TEGRA_MC_ICC_TAG_ISO; + ndata->node = node; + + return ndata; + } + + return ERR_PTR(-EPROBE_DEFER); +} + +static int emc_icc_set(struct icc_node *src, struct icc_node *dst) +{ + struct tegra_emc *emc = to_tegra_emc_provider(dst->provider); + unsigned long long peak_bw = icc_units_to_bps(dst->peak_bw); + unsigned long long avg_bw = icc_units_to_bps(dst->avg_bw); + unsigned long long rate = max(avg_bw, peak_bw); + const unsigned int dram_data_bus_width_bytes = 4; + const unsigned int ddr = 2; + int err; + + /* + * Tegra30 EMC runs on a clock rate of SDRAM bus. This means that + * EMC clock rate is twice smaller than the peak data rate because + * data is sampled on both EMC clock edges. + */ + do_div(rate, ddr * dram_data_bus_width_bytes); + rate = min_t(u64, rate, U32_MAX); + + err = emc_set_min_rate(emc, rate, EMC_RATE_ICC); + if (err) + return err; + + return 0; +} + +static int tegra_emc_interconnect_init(struct tegra_emc *emc) +{ + const struct tegra_mc_soc *soc = emc->mc->soc; + struct icc_node *node; + int err; + + emc->provider.dev = emc->dev; + emc->provider.set = emc_icc_set; + emc->provider.data = &emc->provider; + emc->provider.aggregate = soc->icc_ops->aggregate; + emc->provider.xlate_extended = emc_of_icc_xlate_extended; + + err = icc_provider_add(&emc->provider); + if (err) + goto err_msg; + + /* create External Memory Controller node */ + node = icc_node_create(TEGRA_ICC_EMC); + if (IS_ERR(node)) { + err = PTR_ERR(node); + goto del_provider; + } + + node->name = "External Memory Controller"; + icc_node_add(node, &emc->provider); + + /* link External Memory Controller to External Memory (DRAM) */ + err = icc_link_create(node, TEGRA_ICC_EMEM); + if (err) + goto remove_nodes; + + /* create External Memory node */ + node = icc_node_create(TEGRA_ICC_EMEM); + if (IS_ERR(node)) { + err = PTR_ERR(node); + goto remove_nodes; + } + + node->name = "External Memory (DRAM)"; + icc_node_add(node, &emc->provider); + + return 0; + +remove_nodes: + icc_nodes_remove(&emc->provider); +del_provider: + icc_provider_del(&emc->provider); +err_msg: + dev_err(emc->dev, "failed to initialize ICC: %d\n", err); + + return err; +} + +static int tegra_emc_opp_table_init(struct tegra_emc *emc) +{ + u32 hw_version = BIT(tegra_sku_info.soc_speedo_id); + struct opp_table *clk_opp_table, *hw_opp_table; + int err; + + clk_opp_table = dev_pm_opp_set_clkname(emc->dev, NULL); + err = PTR_ERR_OR_ZERO(clk_opp_table); + if (err) { + dev_err(emc->dev, "failed to set OPP clk: %d\n", err); + return err; + } + + hw_opp_table = dev_pm_opp_set_supported_hw(emc->dev, &hw_version, 1); + err = PTR_ERR_OR_ZERO(hw_opp_table); + if (err) { + dev_err(emc->dev, "failed to set OPP supported HW: %d\n", err); + goto put_clk_table; + } + + err = dev_pm_opp_of_add_table(emc->dev); + if (err) { + if (err == -ENODEV) + dev_err(emc->dev, "OPP table not found, please update your device tree\n"); + else + dev_err(emc->dev, "failed to add OPP table: %d\n", err); + + goto put_hw_table; + } + + dev_info(emc->dev, "OPP HW ver. 0x%x, current clock rate %lu MHz\n", + hw_version, clk_get_rate(emc->clk) / 1000000); + + /* first dummy rate-set initializes voltage state */ + err = dev_pm_opp_set_rate(emc->dev, clk_get_rate(emc->clk)); + if (err) { + dev_err(emc->dev, "failed to initialize OPP clock: %d\n", err); + goto remove_table; + } + + return 0; + +remove_table: + dev_pm_opp_of_remove_table(emc->dev); +put_hw_table: + dev_pm_opp_put_supported_hw(hw_opp_table); +put_clk_table: + dev_pm_opp_put_clkname(clk_opp_table); + + return err; +} + +static void devm_tegra_emc_unset_callback(void *data) +{ + tegra20_clk_set_emc_round_callback(NULL, NULL); +} + +static void devm_tegra_emc_unreg_clk_notifier(void *data) +{ + struct tegra_emc *emc = data; + + clk_notifier_unregister(emc->clk, &emc->clk_nb); +} + +static int tegra_emc_init_clk(struct tegra_emc *emc) +{ + int err; + + tegra20_clk_set_emc_round_callback(emc_round_rate, emc); + + err = devm_add_action_or_reset(emc->dev, devm_tegra_emc_unset_callback, + NULL); + if (err) + return err; + + emc->clk = devm_clk_get(emc->dev, NULL); + if (IS_ERR(emc->clk)) { + dev_err(emc->dev, "failed to get EMC clock: %pe\n", emc->clk); + return PTR_ERR(emc->clk); + } + + err = clk_notifier_register(emc->clk, &emc->clk_nb); + if (err) { + dev_err(emc->dev, "failed to register clk notifier: %d\n", err); + return err; + } + + err = devm_add_action_or_reset(emc->dev, + devm_tegra_emc_unreg_clk_notifier, emc); + if (err) + return err; + + return 0; +} + static int tegra_emc_probe(struct platform_device *pdev) { - struct platform_device *mc; struct device_node *np; struct tegra_emc *emc; int err; - if (of_get_child_count(pdev->dev.of_node) == 0) { - dev_info(&pdev->dev, - "device-tree node doesn't have memory timings\n"); - return -ENODEV; - } - - np = of_parse_phandle(pdev->dev.of_node, "nvidia,memory-controller", 0); - if (!np) { - dev_err(&pdev->dev, "could not get memory controller node\n"); - return -ENOENT; - } - - mc = of_find_device_by_node(np); - of_node_put(np); - if (!mc) - return -ENOENT; - - np = emc_find_node_by_ram_code(&pdev->dev); - if (!np) - return -EINVAL; - emc = devm_kzalloc(&pdev->dev, sizeof(*emc), GFP_KERNEL); - if (!emc) { - of_node_put(np); + if (!emc) return -ENOMEM; - } - emc->mc = platform_get_drvdata(mc); - if (!emc->mc) - return -EPROBE_DEFER; + emc->mc = devm_tegra_memory_controller_get(&pdev->dev); + if (IS_ERR(emc->mc)) + return PTR_ERR(emc->mc); + mutex_init(&emc->rate_lock); emc->clk_nb.notifier_call = emc_clk_change_notify; emc->dev = &pdev->dev; - err = emc_load_timings_from_dt(emc, np); - of_node_put(np); - if (err) - return err; + np = emc_find_node_by_ram_code(&pdev->dev); + if (np) { + err = emc_load_timings_from_dt(emc, np); + of_node_put(np); + if (err) + return err; + } emc->regs = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(emc->regs)) @@ -1311,10 +1610,9 @@ static int tegra_emc_probe(struct platform_device *pdev) return err; err = platform_get_irq(pdev, 0); - if (err < 0) { - dev_err(&pdev->dev, "interrupt not specified: %d\n", err); + if (err < 0) return err; - } + emc->irq = err; err = devm_request_irq(&pdev->dev, emc->irq, tegra_emc_isr, 0, @@ -1324,31 +1622,27 @@ static int tegra_emc_probe(struct platform_device *pdev) return err; } - tegra20_clk_set_emc_round_callback(emc_round_rate, emc); + err = tegra_emc_init_clk(emc); + if (err) + return err; - emc->clk = devm_clk_get(&pdev->dev, "emc"); - if (IS_ERR(emc->clk)) { - err = PTR_ERR(emc->clk); - dev_err(&pdev->dev, "failed to get emc clock: %d\n", err); - goto unset_cb; - } - - err = clk_notifier_register(emc->clk, &emc->clk_nb); - if (err) { - dev_err(&pdev->dev, "failed to register clk notifier: %d\n", - err); - goto unset_cb; - } + err = tegra_emc_opp_table_init(emc); + if (err) + return err; platform_set_drvdata(pdev, emc); + tegra_emc_rate_requests_init(emc); tegra_emc_debugfs_init(emc); + tegra_emc_interconnect_init(emc); + + /* + * Don't allow the kernel module to be unloaded. Unloading adds some + * extra complexity which doesn't really worth the effort in a case of + * this driver. + */ + try_module_get(THIS_MODULE); return 0; - -unset_cb: - tegra20_clk_set_emc_round_callback(NULL, NULL); - - return err; } static int tegra_emc_suspend(struct device *dev) @@ -1393,6 +1687,7 @@ static const struct of_device_id tegra_emc_of_match[] = { { .compatible = "nvidia,tegra30-emc", }, {}, }; +MODULE_DEVICE_TABLE(of, tegra_emc_of_match); static struct platform_driver tegra_emc_driver = { .probe = tegra_emc_probe, @@ -1401,11 +1696,11 @@ static struct platform_driver tegra_emc_driver = { .of_match_table = tegra_emc_of_match, .pm = &tegra_emc_pm_ops, .suppress_bind_attrs = true, + .sync_state = icc_sync_state, }, }; +module_platform_driver(tegra_emc_driver); -static int __init tegra_emc_init(void) -{ - return platform_driver_register(&tegra_emc_driver); -} -subsys_initcall(tegra_emc_init); +MODULE_AUTHOR("Dmitry Osipenko "); +MODULE_DESCRIPTION("NVIDIA Tegra30 EMC driver"); +MODULE_LICENSE("GPL v2"); diff --git a/drivers/memory/tegra/tegra30.c b/drivers/memory/tegra/tegra30.c index fcdd812eed80..ea849003014b 100644 --- a/drivers/memory/tegra/tegra30.c +++ b/drivers/memory/tegra/tegra30.c @@ -4,7 +4,8 @@ */ #include -#include +#include +#include #include @@ -36,6 +37,13 @@ static const struct tegra_mc_client tegra30_mc_clients[] = { .id = 0x00, .name = "ptcr", .swgroup = TEGRA_SWGROUP_PTC, + .la = { + .reg = 0x34c, + .shift = 0, + .mask = 0xff, + .def = 0x0, + }, + .fifo_size = 16 * 2, }, { .id = 0x01, .name = "display0a", @@ -50,6 +58,7 @@ static const struct tegra_mc_client tegra30_mc_clients[] = { .mask = 0xff, .def = 0x4e, }, + .fifo_size = 16 * 128, }, { .id = 0x02, .name = "display0ab", @@ -64,6 +73,7 @@ static const struct tegra_mc_client tegra30_mc_clients[] = { .mask = 0xff, .def = 0x4e, }, + .fifo_size = 16 * 128, }, { .id = 0x03, .name = "display0b", @@ -78,6 +88,7 @@ static const struct tegra_mc_client tegra30_mc_clients[] = { .mask = 0xff, .def = 0x4e, }, + .fifo_size = 16 * 64, }, { .id = 0x04, .name = "display0bb", @@ -92,6 +103,7 @@ static const struct tegra_mc_client tegra30_mc_clients[] = { .mask = 0xff, .def = 0x4e, }, + .fifo_size = 16 * 64, }, { .id = 0x05, .name = "display0c", @@ -106,6 +118,7 @@ static const struct tegra_mc_client tegra30_mc_clients[] = { .mask = 0xff, .def = 0x4e, }, + .fifo_size = 16 * 128, }, { .id = 0x06, .name = "display0cb", @@ -120,6 +133,7 @@ static const struct tegra_mc_client tegra30_mc_clients[] = { .mask = 0xff, .def = 0x4e, }, + .fifo_size = 16 * 128, }, { .id = 0x07, .name = "display1b", @@ -134,6 +148,7 @@ static const struct tegra_mc_client tegra30_mc_clients[] = { .mask = 0xff, .def = 0x4e, }, + .fifo_size = 16 * 64, }, { .id = 0x08, .name = "display1bb", @@ -148,6 +163,7 @@ static const struct tegra_mc_client tegra30_mc_clients[] = { .mask = 0xff, .def = 0x4e, }, + .fifo_size = 16 * 64, }, { .id = 0x09, .name = "eppup", @@ -162,6 +178,7 @@ static const struct tegra_mc_client tegra30_mc_clients[] = { .mask = 0xff, .def = 0x17, }, + .fifo_size = 16 * 8, }, { .id = 0x0a, .name = "g2pr", @@ -176,6 +193,7 @@ static const struct tegra_mc_client tegra30_mc_clients[] = { .mask = 0xff, .def = 0x09, }, + .fifo_size = 16 * 64, }, { .id = 0x0b, .name = "g2sr", @@ -190,6 +208,7 @@ static const struct tegra_mc_client tegra30_mc_clients[] = { .mask = 0xff, .def = 0x09, }, + .fifo_size = 16 * 64, }, { .id = 0x0c, .name = "mpeunifbr", @@ -204,6 +223,7 @@ static const struct tegra_mc_client tegra30_mc_clients[] = { .mask = 0xff, .def = 0x50, }, + .fifo_size = 16 * 8, }, { .id = 0x0d, .name = "viruv", @@ -218,6 +238,7 @@ static const struct tegra_mc_client tegra30_mc_clients[] = { .mask = 0xff, .def = 0x2c, }, + .fifo_size = 16 * 8, }, { .id = 0x0e, .name = "afir", @@ -232,6 +253,7 @@ static const struct tegra_mc_client tegra30_mc_clients[] = { .mask = 0xff, .def = 0x10, }, + .fifo_size = 16 * 32, }, { .id = 0x0f, .name = "avpcarm7r", @@ -246,6 +268,7 @@ static const struct tegra_mc_client tegra30_mc_clients[] = { .mask = 0xff, .def = 0x04, }, + .fifo_size = 16 * 2, }, { .id = 0x10, .name = "displayhc", @@ -260,6 +283,7 @@ static const struct tegra_mc_client tegra30_mc_clients[] = { .mask = 0xff, .def = 0xff, }, + .fifo_size = 16 * 2, }, { .id = 0x11, .name = "displayhcb", @@ -274,6 +298,7 @@ static const struct tegra_mc_client tegra30_mc_clients[] = { .mask = 0xff, .def = 0xff, }, + .fifo_size = 16 * 2, }, { .id = 0x12, .name = "fdcdrd", @@ -288,6 +313,7 @@ static const struct tegra_mc_client tegra30_mc_clients[] = { .mask = 0xff, .def = 0x0a, }, + .fifo_size = 16 * 48, }, { .id = 0x13, .name = "fdcdrd2", @@ -302,6 +328,7 @@ static const struct tegra_mc_client tegra30_mc_clients[] = { .mask = 0xff, .def = 0x0a, }, + .fifo_size = 16 * 48, }, { .id = 0x14, .name = "g2dr", @@ -316,6 +343,7 @@ static const struct tegra_mc_client tegra30_mc_clients[] = { .mask = 0xff, .def = 0x0a, }, + .fifo_size = 16 * 48, }, { .id = 0x15, .name = "hdar", @@ -330,6 +358,7 @@ static const struct tegra_mc_client tegra30_mc_clients[] = { .mask = 0xff, .def = 0xff, }, + .fifo_size = 16 * 16, }, { .id = 0x16, .name = "host1xdmar", @@ -344,6 +373,7 @@ static const struct tegra_mc_client tegra30_mc_clients[] = { .mask = 0xff, .def = 0x05, }, + .fifo_size = 16 * 16, }, { .id = 0x17, .name = "host1xr", @@ -358,6 +388,7 @@ static const struct tegra_mc_client tegra30_mc_clients[] = { .mask = 0xff, .def = 0x50, }, + .fifo_size = 16 * 8, }, { .id = 0x18, .name = "idxsrd", @@ -372,6 +403,7 @@ static const struct tegra_mc_client tegra30_mc_clients[] = { .mask = 0xff, .def = 0x13, }, + .fifo_size = 16 * 64, }, { .id = 0x19, .name = "idxsrd2", @@ -386,6 +418,7 @@ static const struct tegra_mc_client tegra30_mc_clients[] = { .mask = 0xff, .def = 0x13, }, + .fifo_size = 16 * 64, }, { .id = 0x1a, .name = "mpe_ipred", @@ -400,6 +433,7 @@ static const struct tegra_mc_client tegra30_mc_clients[] = { .mask = 0xff, .def = 0x80, }, + .fifo_size = 16 * 2, }, { .id = 0x1b, .name = "mpeamemrd", @@ -414,6 +448,7 @@ static const struct tegra_mc_client tegra30_mc_clients[] = { .mask = 0xff, .def = 0x42, }, + .fifo_size = 16 * 64, }, { .id = 0x1c, .name = "mpecsrd", @@ -428,6 +463,7 @@ static const struct tegra_mc_client tegra30_mc_clients[] = { .mask = 0xff, .def = 0xff, }, + .fifo_size = 16 * 8, }, { .id = 0x1d, .name = "ppcsahbdmar", @@ -442,6 +478,7 @@ static const struct tegra_mc_client tegra30_mc_clients[] = { .mask = 0xff, .def = 0x10, }, + .fifo_size = 16 * 2, }, { .id = 0x1e, .name = "ppcsahbslvr", @@ -456,6 +493,7 @@ static const struct tegra_mc_client tegra30_mc_clients[] = { .mask = 0xff, .def = 0x12, }, + .fifo_size = 16 * 8, }, { .id = 0x1f, .name = "satar", @@ -470,6 +508,7 @@ static const struct tegra_mc_client tegra30_mc_clients[] = { .mask = 0xff, .def = 0x33, }, + .fifo_size = 16 * 32, }, { .id = 0x20, .name = "texsrd", @@ -484,6 +523,7 @@ static const struct tegra_mc_client tegra30_mc_clients[] = { .mask = 0xff, .def = 0x13, }, + .fifo_size = 16 * 64, }, { .id = 0x21, .name = "texsrd2", @@ -498,6 +538,7 @@ static const struct tegra_mc_client tegra30_mc_clients[] = { .mask = 0xff, .def = 0x13, }, + .fifo_size = 16 * 64, }, { .id = 0x22, .name = "vdebsevr", @@ -512,6 +553,7 @@ static const struct tegra_mc_client tegra30_mc_clients[] = { .mask = 0xff, .def = 0xff, }, + .fifo_size = 16 * 8, }, { .id = 0x23, .name = "vdember", @@ -526,6 +568,7 @@ static const struct tegra_mc_client tegra30_mc_clients[] = { .mask = 0xff, .def = 0xd0, }, + .fifo_size = 16 * 4, }, { .id = 0x24, .name = "vdemcer", @@ -540,6 +583,7 @@ static const struct tegra_mc_client tegra30_mc_clients[] = { .mask = 0xff, .def = 0x2a, }, + .fifo_size = 16 * 16, }, { .id = 0x25, .name = "vdetper", @@ -554,6 +598,7 @@ static const struct tegra_mc_client tegra30_mc_clients[] = { .mask = 0xff, .def = 0x74, }, + .fifo_size = 16 * 16, }, { .id = 0x26, .name = "mpcorelpr", @@ -564,6 +609,7 @@ static const struct tegra_mc_client tegra30_mc_clients[] = { .mask = 0xff, .def = 0x04, }, + .fifo_size = 16 * 14, }, { .id = 0x27, .name = "mpcorer", @@ -574,6 +620,7 @@ static const struct tegra_mc_client tegra30_mc_clients[] = { .mask = 0xff, .def = 0x04, }, + .fifo_size = 16 * 14, }, { .id = 0x28, .name = "eppu", @@ -588,6 +635,7 @@ static const struct tegra_mc_client tegra30_mc_clients[] = { .mask = 0xff, .def = 0x6c, }, + .fifo_size = 16 * 64, }, { .id = 0x29, .name = "eppv", @@ -602,6 +650,7 @@ static const struct tegra_mc_client tegra30_mc_clients[] = { .mask = 0xff, .def = 0x6c, }, + .fifo_size = 16 * 64, }, { .id = 0x2a, .name = "eppy", @@ -616,6 +665,7 @@ static const struct tegra_mc_client tegra30_mc_clients[] = { .mask = 0xff, .def = 0x6c, }, + .fifo_size = 16 * 64, }, { .id = 0x2b, .name = "mpeunifbw", @@ -630,6 +680,7 @@ static const struct tegra_mc_client tegra30_mc_clients[] = { .mask = 0xff, .def = 0x13, }, + .fifo_size = 16 * 8, }, { .id = 0x2c, .name = "viwsb", @@ -644,6 +695,7 @@ static const struct tegra_mc_client tegra30_mc_clients[] = { .mask = 0xff, .def = 0x12, }, + .fifo_size = 16 * 64, }, { .id = 0x2d, .name = "viwu", @@ -658,6 +710,7 @@ static const struct tegra_mc_client tegra30_mc_clients[] = { .mask = 0xff, .def = 0xb2, }, + .fifo_size = 16 * 64, }, { .id = 0x2e, .name = "viwv", @@ -672,6 +725,7 @@ static const struct tegra_mc_client tegra30_mc_clients[] = { .mask = 0xff, .def = 0xb2, }, + .fifo_size = 16 * 64, }, { .id = 0x2f, .name = "viwy", @@ -686,6 +740,7 @@ static const struct tegra_mc_client tegra30_mc_clients[] = { .mask = 0xff, .def = 0x12, }, + .fifo_size = 16 * 64, }, { .id = 0x30, .name = "g2dw", @@ -700,6 +755,7 @@ static const struct tegra_mc_client tegra30_mc_clients[] = { .mask = 0xff, .def = 0x9, }, + .fifo_size = 16 * 128, }, { .id = 0x31, .name = "afiw", @@ -714,6 +770,7 @@ static const struct tegra_mc_client tegra30_mc_clients[] = { .mask = 0xff, .def = 0x0c, }, + .fifo_size = 16 * 32, }, { .id = 0x32, .name = "avpcarm7w", @@ -728,6 +785,7 @@ static const struct tegra_mc_client tegra30_mc_clients[] = { .mask = 0xff, .def = 0x0e, }, + .fifo_size = 16 * 2, }, { .id = 0x33, .name = "fdcdwr", @@ -742,6 +800,7 @@ static const struct tegra_mc_client tegra30_mc_clients[] = { .mask = 0xff, .def = 0x0a, }, + .fifo_size = 16 * 48, }, { .id = 0x34, .name = "fdcdwr2", @@ -756,6 +815,7 @@ static const struct tegra_mc_client tegra30_mc_clients[] = { .mask = 0xff, .def = 0x0a, }, + .fifo_size = 16 * 48, }, { .id = 0x35, .name = "hdaw", @@ -770,6 +830,7 @@ static const struct tegra_mc_client tegra30_mc_clients[] = { .mask = 0xff, .def = 0xff, }, + .fifo_size = 16 * 16, }, { .id = 0x36, .name = "host1xw", @@ -784,6 +845,7 @@ static const struct tegra_mc_client tegra30_mc_clients[] = { .mask = 0xff, .def = 0x10, }, + .fifo_size = 16 * 32, }, { .id = 0x37, .name = "ispw", @@ -798,6 +860,7 @@ static const struct tegra_mc_client tegra30_mc_clients[] = { .mask = 0xff, .def = 0xff, }, + .fifo_size = 16 * 64, }, { .id = 0x38, .name = "mpcorelpw", @@ -808,6 +871,7 @@ static const struct tegra_mc_client tegra30_mc_clients[] = { .mask = 0xff, .def = 0x0e, }, + .fifo_size = 16 * 24, }, { .id = 0x39, .name = "mpcorew", @@ -818,6 +882,7 @@ static const struct tegra_mc_client tegra30_mc_clients[] = { .mask = 0xff, .def = 0x0e, }, + .fifo_size = 16 * 24, }, { .id = 0x3a, .name = "mpecswr", @@ -832,6 +897,7 @@ static const struct tegra_mc_client tegra30_mc_clients[] = { .mask = 0xff, .def = 0xff, }, + .fifo_size = 16 * 8, }, { .id = 0x3b, .name = "ppcsahbdmaw", @@ -846,6 +912,7 @@ static const struct tegra_mc_client tegra30_mc_clients[] = { .mask = 0xff, .def = 0x10, }, + .fifo_size = 16 * 2, }, { .id = 0x3c, .name = "ppcsahbslvw", @@ -860,6 +927,7 @@ static const struct tegra_mc_client tegra30_mc_clients[] = { .mask = 0xff, .def = 0x06, }, + .fifo_size = 16 * 4, }, { .id = 0x3d, .name = "sataw", @@ -874,6 +942,7 @@ static const struct tegra_mc_client tegra30_mc_clients[] = { .mask = 0xff, .def = 0x33, }, + .fifo_size = 16 * 32, }, { .id = 0x3e, .name = "vdebsevw", @@ -888,6 +957,7 @@ static const struct tegra_mc_client tegra30_mc_clients[] = { .mask = 0xff, .def = 0xff, }, + .fifo_size = 16 * 4, }, { .id = 0x3f, .name = "vdedbgw", @@ -902,6 +972,7 @@ static const struct tegra_mc_client tegra30_mc_clients[] = { .mask = 0xff, .def = 0xff, }, + .fifo_size = 16 * 16, }, { .id = 0x40, .name = "vdembew", @@ -916,6 +987,7 @@ static const struct tegra_mc_client tegra30_mc_clients[] = { .mask = 0xff, .def = 0x42, }, + .fifo_size = 16 * 2, }, { .id = 0x41, .name = "vdetpmw", @@ -930,6 +1002,7 @@ static const struct tegra_mc_client tegra30_mc_clients[] = { .mask = 0xff, .def = 0x2a, }, + .fifo_size = 16 * 16, }, }; @@ -1011,6 +1084,175 @@ static const struct tegra_mc_reset tegra30_mc_resets[] = { TEGRA30_MC_RESET(VI, 0x200, 0x204, 17), }; +static void tegra30_mc_tune_client_latency(struct tegra_mc *mc, + const struct tegra_mc_client *client, + unsigned int bandwidth_mbytes_sec) +{ + u32 arb_tolerance_compensation_nsec, arb_tolerance_compensation_div; + const struct tegra_mc_la *la = &client->la; + unsigned int fifo_size = client->fifo_size; + u32 arb_nsec, la_ticks, value; + + /* see 18.4.1 Client Configuration in Tegra3 TRM v03p */ + if (bandwidth_mbytes_sec) + arb_nsec = fifo_size * NSEC_PER_USEC / bandwidth_mbytes_sec; + else + arb_nsec = U32_MAX; + + /* + * Latency allowness should be set with consideration for the module's + * latency tolerance and internal buffering capabilities. + * + * Display memory clients use isochronous transfers and have very low + * tolerance to a belated transfers. Hence we need to compensate the + * memory arbitration imperfection for them in order to prevent FIFO + * underflow condition when memory bus is busy. + * + * VI clients also need a stronger compensation. + */ + switch (client->swgroup) { + case TEGRA_SWGROUP_MPCORE: + case TEGRA_SWGROUP_PTC: + /* + * We always want lower latency for these clients, hence + * don't touch them. + */ + return; + + case TEGRA_SWGROUP_DC: + case TEGRA_SWGROUP_DCB: + arb_tolerance_compensation_nsec = 1050; + arb_tolerance_compensation_div = 2; + break; + + case TEGRA_SWGROUP_VI: + arb_tolerance_compensation_nsec = 1050; + arb_tolerance_compensation_div = 1; + break; + + default: + arb_tolerance_compensation_nsec = 150; + arb_tolerance_compensation_div = 1; + break; + } + + if (arb_nsec > arb_tolerance_compensation_nsec) + arb_nsec -= arb_tolerance_compensation_nsec; + else + arb_nsec = 0; + + arb_nsec /= arb_tolerance_compensation_div; + + /* + * Latency allowance is a number of ticks a request from a particular + * client may wait in the EMEM arbiter before it becomes a high-priority + * request. + */ + la_ticks = arb_nsec / mc->tick; + la_ticks = min(la_ticks, la->mask); + + value = mc_readl(mc, la->reg); + value &= ~(la->mask << la->shift); + value |= la_ticks << la->shift; + mc_writel(mc, value, la->reg); +} + +static int tegra30_mc_icc_set(struct icc_node *src, struct icc_node *dst) +{ + struct tegra_mc *mc = icc_provider_to_tegra_mc(src->provider); + const struct tegra_mc_client *client = &mc->soc->clients[src->id]; + u64 peak_bandwidth = icc_units_to_bps(src->peak_bw); + + /* + * Skip pre-initialization that is done by icc_node_add(), which sets + * bandwidth to maximum for all clients before drivers are loaded. + * + * This doesn't make sense for us because we don't have drivers for all + * clients and it's okay to keep configuration left from bootloader + * during boot, at least for today. + */ + if (src == dst) + return 0; + + /* convert bytes/sec to megabytes/sec */ + do_div(peak_bandwidth, 1000000); + + tegra30_mc_tune_client_latency(mc, client, peak_bandwidth); + + return 0; +} + +static int tegra30_mc_icc_aggreate(struct icc_node *node, u32 tag, u32 avg_bw, + u32 peak_bw, u32 *agg_avg, u32 *agg_peak) +{ + /* + * ISO clients need to reserve extra bandwidth up-front because + * there could be high bandwidth pressure during initial filling + * of the client's FIFO buffers. Secondly, we need to take into + * account impurities of the memory subsystem. + */ + if (tag & TEGRA_MC_ICC_TAG_ISO) + peak_bw = tegra_mc_scale_percents(peak_bw, 400); + + *agg_avg += avg_bw; + *agg_peak = max(*agg_peak, peak_bw); + + return 0; +} + +static struct icc_node_data * +tegra30_mc_of_icc_xlate_extended(struct of_phandle_args *spec, void *data) +{ + struct tegra_mc *mc = icc_provider_to_tegra_mc(data); + const struct tegra_mc_client *client; + unsigned int i, idx = spec->args[0]; + struct icc_node_data *ndata; + struct icc_node *node; + + list_for_each_entry(node, &mc->provider.nodes, node_list) { + if (node->id != idx) + continue; + + ndata = kzalloc(sizeof(*ndata), GFP_KERNEL); + if (!ndata) + return ERR_PTR(-ENOMEM); + + client = &mc->soc->clients[idx]; + ndata->node = node; + + switch (client->swgroup) { + case TEGRA_SWGROUP_DC: + case TEGRA_SWGROUP_DCB: + case TEGRA_SWGROUP_PTC: + case TEGRA_SWGROUP_VI: + /* these clients are isochronous by default */ + ndata->tag = TEGRA_MC_ICC_TAG_ISO; + break; + + default: + ndata->tag = TEGRA_MC_ICC_TAG_DEFAULT; + break; + } + + return ndata; + } + + for (i = 0; i < mc->soc->num_clients; i++) { + if (mc->soc->clients[i].id == idx) + return ERR_PTR(-EPROBE_DEFER); + } + + dev_err(mc->dev, "invalid ICC client ID %u\n", idx); + + return ERR_PTR(-EINVAL); +} + +static const struct tegra_mc_icc_ops tegra30_mc_icc_ops = { + .xlate_extended = tegra30_mc_of_icc_xlate_extended, + .aggregate = tegra30_mc_icc_aggreate, + .set = tegra30_mc_icc_set, +}; + const struct tegra_mc_soc tegra30_mc_soc = { .clients = tegra30_mc_clients, .num_clients = ARRAY_SIZE(tegra30_mc_clients), @@ -1025,4 +1267,5 @@ const struct tegra_mc_soc tegra30_mc_soc = { .reset_ops = &tegra_mc_reset_ops_common, .resets = tegra30_mc_resets, .num_resets = ARRAY_SIZE(tegra30_mc_resets), + .icc_ops = &tegra30_mc_icc_ops, }; diff --git a/drivers/pcmcia/Kconfig b/drivers/pcmcia/Kconfig index 82d10b6661c7..884023e88345 100644 --- a/drivers/pcmcia/Kconfig +++ b/drivers/pcmcia/Kconfig @@ -258,6 +258,7 @@ config OMAP_CF config AT91_CF tristate "AT91 CompactFlash Controller" depends on PCI + depends on OF depends on PCMCIA && ARCH_AT91 help Say Y here to support the CompactFlash controller on AT91 chips. diff --git a/drivers/pcmcia/at91_cf.c b/drivers/pcmcia/at91_cf.c index 7db0e9c74dfc..6b1edfc890a3 100644 --- a/drivers/pcmcia/at91_cf.c +++ b/drivers/pcmcia/at91_cf.c @@ -13,7 +13,6 @@ #include #include #include -#include #include #include #include @@ -35,6 +34,17 @@ #define CF_IO_PHYS (1 << 23) #define CF_MEM_PHYS (0x017ff800) +struct at91_cf_data { + int irq_pin; /* I/O IRQ */ + int det_pin; /* Card detect */ + int vcc_pin; /* power switching */ + int rst_pin; /* card reset */ + u8 chipselect; /* EBI Chip Select number */ + u8 flags; +#define AT91_CF_TRUE_IDE 0x01 +#define AT91_IDE_SWAP_A0_A2 0x02 +}; + struct regmap *mc; /*--------------------------------------------------------------------------*/ @@ -209,16 +219,18 @@ static struct pccard_operations at91_cf_ops = { /*--------------------------------------------------------------------------*/ -#if defined(CONFIG_OF) static const struct of_device_id at91_cf_dt_ids[] = { { .compatible = "atmel,at91rm9200-cf" }, { /* sentinel */ } }; MODULE_DEVICE_TABLE(of, at91_cf_dt_ids); -static int at91_cf_dt_init(struct platform_device *pdev) +static int at91_cf_probe(struct platform_device *pdev) { - struct at91_cf_data *board; + struct at91_cf_socket *cf; + struct at91_cf_data *board; + struct resource *io; + int status; board = devm_kzalloc(&pdev->dev, sizeof(*board), GFP_KERNEL); if (!board) @@ -229,33 +241,9 @@ static int at91_cf_dt_init(struct platform_device *pdev) board->vcc_pin = of_get_gpio(pdev->dev.of_node, 2); board->rst_pin = of_get_gpio(pdev->dev.of_node, 3); - pdev->dev.platform_data = board; - mc = syscon_regmap_lookup_by_compatible("atmel,at91rm9200-sdramc"); - - return PTR_ERR_OR_ZERO(mc); -} -#else -static int at91_cf_dt_init(struct platform_device *pdev) -{ - return -ENODEV; -} -#endif - -static int at91_cf_probe(struct platform_device *pdev) -{ - struct at91_cf_socket *cf; - struct at91_cf_data *board = pdev->dev.platform_data; - struct resource *io; - int status; - - if (!board) { - status = at91_cf_dt_init(pdev); - if (status) - return status; - - board = pdev->dev.platform_data; - } + if (IS_ERR(mc)) + return PTR_ERR(mc); if (!gpio_is_valid(board->det_pin) || !gpio_is_valid(board->rst_pin)) return -ENODEV; @@ -399,7 +387,7 @@ static int at91_cf_resume(struct platform_device *pdev) static struct platform_driver at91_cf_driver = { .driver = { .name = "at91_cf", - .of_match_table = of_match_ptr(at91_cf_dt_ids), + .of_match_table = at91_cf_dt_ids, }, .probe = at91_cf_probe, .remove = at91_cf_remove, diff --git a/drivers/remoteproc/wkup_m3_rproc.c b/drivers/remoteproc/wkup_m3_rproc.c index b9349d684258..92d387dfc03b 100644 --- a/drivers/remoteproc/wkup_m3_rproc.c +++ b/drivers/remoteproc/wkup_m3_rproc.c @@ -17,6 +17,7 @@ #include #include #include +#include #include @@ -43,11 +44,13 @@ struct wkup_m3_mem { * @rproc: rproc handle * @pdev: pointer to platform device * @mem: WkupM3 memory information + * @rsts: reset control */ struct wkup_m3_rproc { struct rproc *rproc; struct platform_device *pdev; struct wkup_m3_mem mem[WKUPM3_MEM_MAX]; + struct reset_control *rsts; }; static int wkup_m3_rproc_start(struct rproc *rproc) @@ -56,13 +59,16 @@ static int wkup_m3_rproc_start(struct rproc *rproc) struct platform_device *pdev = wkupm3->pdev; struct device *dev = &pdev->dev; struct wkup_m3_platform_data *pdata = dev_get_platdata(dev); + int error = 0; - if (pdata->deassert_reset(pdev, pdata->reset_name)) { + error = reset_control_deassert(wkupm3->rsts); + + if (!wkupm3->rsts && pdata->deassert_reset(pdev, pdata->reset_name)) { dev_err(dev, "Unable to reset wkup_m3!\n"); - return -ENODEV; + error = -ENODEV; } - return 0; + return error; } static int wkup_m3_rproc_stop(struct rproc *rproc) @@ -71,13 +77,16 @@ static int wkup_m3_rproc_stop(struct rproc *rproc) struct platform_device *pdev = wkupm3->pdev; struct device *dev = &pdev->dev; struct wkup_m3_platform_data *pdata = dev_get_platdata(dev); + int error = 0; - if (pdata->assert_reset(pdev, pdata->reset_name)) { + error = reset_control_assert(wkupm3->rsts); + + if (!wkupm3->rsts && pdata->assert_reset(pdev, pdata->reset_name)) { dev_err(dev, "Unable to assert reset of wkup_m3!\n"); - return -ENODEV; + error = -ENODEV; } - return 0; + return error; } static void *wkup_m3_rproc_da_to_va(struct rproc *rproc, u64 da, size_t len) @@ -132,12 +141,6 @@ static int wkup_m3_rproc_probe(struct platform_device *pdev) int ret; int i; - if (!(pdata && pdata->deassert_reset && pdata->assert_reset && - pdata->reset_name)) { - dev_err(dev, "Platform data missing!\n"); - return -ENODEV; - } - ret = of_property_read_string(dev->of_node, "ti,pm-firmware", &fw_name); if (ret) { @@ -165,6 +168,18 @@ static int wkup_m3_rproc_probe(struct platform_device *pdev) wkupm3->rproc = rproc; wkupm3->pdev = pdev; + wkupm3->rsts = devm_reset_control_get_optional_shared(dev, "rstctrl"); + if (IS_ERR(wkupm3->rsts)) + return PTR_ERR(wkupm3->rsts); + if (!wkupm3->rsts) { + if (!(pdata && pdata->deassert_reset && pdata->assert_reset && + pdata->reset_name)) { + dev_err(dev, "Platform data missing!\n"); + ret = -ENODEV; + goto err_put_rproc; + } + } + for (i = 0; i < ARRAY_SIZE(mem_names); i++) { res = platform_get_resource_byname(pdev, IORESOURCE_MEM, mem_names[i]); @@ -173,7 +188,7 @@ static int wkup_m3_rproc_probe(struct platform_device *pdev) dev_err(&pdev->dev, "devm_ioremap_resource failed for resource %d\n", i); ret = PTR_ERR(wkupm3->mem[i].cpu_addr); - goto err; + goto err_put_rproc; } wkupm3->mem[i].bus_addr = res->start; wkupm3->mem[i].size = resource_size(res); diff --git a/drivers/reset/Kconfig b/drivers/reset/Kconfig index dceec715e745..71ab75a46491 100644 --- a/drivers/reset/Kconfig +++ b/drivers/reset/Kconfig @@ -102,7 +102,8 @@ config RESET_LPC18XX This enables the reset controller driver for NXP LPC18xx/43xx SoCs. config RESET_MESON - bool "Meson Reset Driver" if COMPILE_TEST + tristate "Meson Reset Driver" + depends on ARCH_MESON || COMPILE_TEST default ARCH_MESON help This enables the reset driver for Amlogic Meson SoCs. diff --git a/drivers/reset/core.c b/drivers/reset/core.c index a2df88e90011..34e89aa0fb5e 100644 --- a/drivers/reset/core.c +++ b/drivers/reset/core.c @@ -208,6 +208,39 @@ static int reset_control_array_reset(struct reset_control_array *resets) return 0; } +static int reset_control_array_rearm(struct reset_control_array *resets) +{ + struct reset_control *rstc; + int i; + + for (i = 0; i < resets->num_rstcs; i++) { + rstc = resets->rstc[i]; + + if (!rstc) + continue; + + if (WARN_ON(IS_ERR(rstc))) + return -EINVAL; + + if (rstc->shared) { + if (WARN_ON(atomic_read(&rstc->deassert_count) != 0)) + return -EINVAL; + } else { + if (!rstc->acquired) + return -EPERM; + } + } + + for (i = 0; i < resets->num_rstcs; i++) { + rstc = resets->rstc[i]; + + if (rstc && rstc->shared) + WARN_ON(atomic_dec_return(&rstc->triggered_count) < 0); + } + + return 0; +} + static int reset_control_array_assert(struct reset_control_array *resets) { int ret, i; @@ -325,6 +358,46 @@ int reset_control_reset(struct reset_control *rstc) } EXPORT_SYMBOL_GPL(reset_control_reset); +/** + * reset_control_rearm - allow shared reset line to be re-triggered" + * @rstc: reset controller + * + * On a shared reset line the actual reset pulse is only triggered once for the + * lifetime of the reset_control instance, except if this call is used. + * + * Calls to this function must be balanced with calls to reset_control_reset, + * a warning is thrown in case triggered_count ever dips below 0. + * + * Consumers must not use reset_control_(de)assert on shared reset lines when + * reset_control_reset or reset_control_rearm have been used. + * + * If rstc is NULL the function will just return 0. + */ +int reset_control_rearm(struct reset_control *rstc) +{ + if (!rstc) + return 0; + + if (WARN_ON(IS_ERR(rstc))) + return -EINVAL; + + if (reset_control_is_array(rstc)) + return reset_control_array_rearm(rstc_to_array(rstc)); + + if (rstc->shared) { + if (WARN_ON(atomic_read(&rstc->deassert_count) != 0)) + return -EINVAL; + + WARN_ON(atomic_dec_return(&rstc->triggered_count) < 0); + } else { + if (!rstc->acquired) + return -EPERM; + } + + return 0; +} +EXPORT_SYMBOL_GPL(reset_control_rearm); + /** * reset_control_assert - asserts the reset line * @rstc: reset controller diff --git a/drivers/reset/reset-meson.c b/drivers/reset/reset-meson.c index 94d7ba88d7d2..c9bc325ad65a 100644 --- a/drivers/reset/reset-meson.c +++ b/drivers/reset/reset-meson.c @@ -9,6 +9,7 @@ #include #include #include +#include #include #include #include @@ -104,6 +105,7 @@ static const struct of_device_id meson_reset_dt_ids[] = { { .compatible = "amlogic,meson-a1-reset", .data = &meson_a1_param}, { /* sentinel */ }, }; +MODULE_DEVICE_TABLE(of, meson_reset_dt_ids); static int meson_reset_probe(struct platform_device *pdev) { @@ -142,4 +144,8 @@ static struct platform_driver meson_reset_driver = { .of_match_table = meson_reset_dt_ids, }, }; -builtin_platform_driver(meson_reset_driver); +module_platform_driver(meson_reset_driver); + +MODULE_DESCRIPTION("Amlogic Meson Reset Controller driver"); +MODULE_AUTHOR("Neil Armstrong "); +MODULE_LICENSE("Dual BSD/GPL"); diff --git a/drivers/reset/reset-socfpga.c b/drivers/reset/reset-socfpga.c index bdd984296196..2a72f861f798 100644 --- a/drivers/reset/reset-socfpga.c +++ b/drivers/reset/reset-socfpga.c @@ -44,7 +44,7 @@ static int a10_reset_init(struct device_node *np) data->membase = ioremap(res.start, size); if (!data->membase) { ret = -ENOMEM; - goto err_alloc; + goto release_region; } if (of_property_read_u32(np, "altr,modrst-offset", ®_offset)) @@ -59,7 +59,14 @@ static int a10_reset_init(struct device_node *np) data->rcdev.of_node = np; data->status_active_low = true; - return reset_controller_register(&data->rcdev); + ret = reset_controller_register(&data->rcdev); + if (ret) + pr_err("unable to register device\n"); + + return ret; + +release_region: + release_mem_region(res.start, size); err_alloc: kfree(data); diff --git a/drivers/reset/reset-ti-syscon.c b/drivers/reset/reset-ti-syscon.c index ef97c4dbbb4e..218370faf37b 100644 --- a/drivers/reset/reset-ti-syscon.c +++ b/drivers/reset/reset-ti-syscon.c @@ -89,7 +89,7 @@ static int ti_syscon_reset_assert(struct reset_controller_dev *rcdev, mask = BIT(control->assert_bit); value = (control->flags & ASSERT_SET) ? mask : 0x0; - return regmap_update_bits(data->regmap, control->assert_offset, mask, value); + return regmap_write_bits(data->regmap, control->assert_offset, mask, value); } /** @@ -120,7 +120,7 @@ static int ti_syscon_reset_deassert(struct reset_controller_dev *rcdev, mask = BIT(control->deassert_bit); value = (control->flags & DEASSERT_SET) ? mask : 0x0; - return regmap_update_bits(data->regmap, control->deassert_offset, mask, value); + return regmap_write_bits(data->regmap, control->deassert_offset, mask, value); } /** diff --git a/drivers/soc/Makefile b/drivers/soc/Makefile index 36452bed86ef..8fa43a2d17e7 100644 --- a/drivers/soc/Makefile +++ b/drivers/soc/Makefile @@ -4,7 +4,7 @@ # obj-$(CONFIG_ARCH_ACTIONS) += actions/ -obj-$(CONFIG_SOC_ASPEED) += aspeed/ +obj-y += aspeed/ obj-$(CONFIG_ARCH_AT91) += atmel/ obj-y += bcm/ obj-$(CONFIG_ARCH_DOVE) += dove/ diff --git a/drivers/soc/amlogic/Kconfig b/drivers/soc/amlogic/Kconfig index 321c5e26a268..174a9b011461 100644 --- a/drivers/soc/amlogic/Kconfig +++ b/drivers/soc/amlogic/Kconfig @@ -9,7 +9,7 @@ config MESON_CANVAS Say yes to support the canvas IP for Amlogic SoCs. config MESON_CLK_MEASURE - bool "Amlogic Meson SoC Clock Measure driver" + tristate "Amlogic Meson SoC Clock Measure driver" depends on ARCH_MESON || COMPILE_TEST default ARCH_MESON select REGMAP_MMIO @@ -19,7 +19,7 @@ config MESON_CLK_MEASURE config MESON_GX_SOCINFO bool "Amlogic Meson GX SoC Information driver" - depends on ARCH_MESON || COMPILE_TEST + depends on (ARM64 && ARCH_MESON) || COMPILE_TEST default ARCH_MESON select SOC_BUS help @@ -27,7 +27,7 @@ config MESON_GX_SOCINFO information about the type, package and version. config MESON_GX_PM_DOMAINS - bool "Amlogic Meson GX Power Domains driver" + tristate "Amlogic Meson GX Power Domains driver" depends on ARCH_MESON || COMPILE_TEST depends on PM && OF default ARCH_MESON @@ -38,7 +38,7 @@ config MESON_GX_PM_DOMAINS Generic Power Domains. config MESON_EE_PM_DOMAINS - bool "Amlogic Meson Everything-Else Power Domains driver" + tristate "Amlogic Meson Everything-Else Power Domains driver" depends on ARCH_MESON || COMPILE_TEST depends on PM && OF default ARCH_MESON @@ -49,7 +49,7 @@ config MESON_EE_PM_DOMAINS Generic Power Domains. config MESON_SECURE_PM_DOMAINS - bool "Amlogic Meson Secure Power Domains driver" + tristate "Amlogic Meson Secure Power Domains driver" depends on (ARCH_MESON || COMPILE_TEST) && MESON_SM depends on PM && OF depends on HAVE_ARM_SMCCC @@ -63,7 +63,7 @@ config MESON_SECURE_PM_DOMAINS config MESON_MX_SOCINFO bool "Amlogic Meson MX SoC Information driver" - depends on ARCH_MESON || COMPILE_TEST + depends on (ARM && ARCH_MESON) || COMPILE_TEST default ARCH_MESON select SOC_BUS help diff --git a/drivers/soc/amlogic/meson-canvas.c b/drivers/soc/amlogic/meson-canvas.c index c655f5f92b12..d0329ad170d1 100644 --- a/drivers/soc/amlogic/meson-canvas.c +++ b/drivers/soc/amlogic/meson-canvas.c @@ -72,8 +72,10 @@ struct meson_canvas *meson_canvas_get(struct device *dev) * current state, this driver probe cannot return -EPROBE_DEFER */ canvas = dev_get_drvdata(&canvas_pdev->dev); - if (!canvas) + if (!canvas) { + put_device(&canvas_pdev->dev); return ERR_PTR(-EINVAL); + } return canvas; } diff --git a/drivers/soc/amlogic/meson-clk-measure.c b/drivers/soc/amlogic/meson-clk-measure.c index 0fa47d77577d..e1957476a006 100644 --- a/drivers/soc/amlogic/meson-clk-measure.c +++ b/drivers/soc/amlogic/meson-clk-measure.c @@ -10,6 +10,7 @@ #include #include #include +#include static DEFINE_MUTEX(measure_lock); @@ -681,6 +682,7 @@ static const struct of_device_id meson_msr_match_table[] = { }, { /* sentinel */ } }; +MODULE_DEVICE_TABLE(of, meson_msr_match_table); static struct platform_driver meson_msr_driver = { .probe = meson_msr_probe, @@ -689,4 +691,5 @@ static struct platform_driver meson_msr_driver = { .of_match_table = meson_msr_match_table, }, }; -builtin_platform_driver(meson_msr_driver); +module_platform_driver(meson_msr_driver); +MODULE_LICENSE("GPL v2"); diff --git a/drivers/soc/amlogic/meson-ee-pwrc.c b/drivers/soc/amlogic/meson-ee-pwrc.c index 5164a4dc2352..50bf5d2b828b 100644 --- a/drivers/soc/amlogic/meson-ee-pwrc.c +++ b/drivers/soc/amlogic/meson-ee-pwrc.c @@ -14,6 +14,7 @@ #include #include #include +#include #include #include #include @@ -412,8 +413,7 @@ static int meson_ee_pwrc_init_domain(struct platform_device *pdev, dev_warn(&pdev->dev, "Invalid resets count %d for domain %s\n", count, dom->desc.name); - dom->rstc = devm_reset_control_array_get(&pdev->dev, false, - false); + dom->rstc = devm_reset_control_array_get_exclusive(&pdev->dev); if (IS_ERR(dom->rstc)) return PTR_ERR(dom->rstc); } @@ -602,6 +602,7 @@ static const struct of_device_id meson_ee_pwrc_match_table[] = { }, { /* sentinel */ } }; +MODULE_DEVICE_TABLE(of, meson_ee_pwrc_match_table); static struct platform_driver meson_ee_pwrc_driver = { .probe = meson_ee_pwrc_probe, @@ -611,4 +612,5 @@ static struct platform_driver meson_ee_pwrc_driver = { .of_match_table = meson_ee_pwrc_match_table, }, }; -builtin_platform_driver(meson_ee_pwrc_driver); +module_platform_driver(meson_ee_pwrc_driver); +MODULE_LICENSE("GPL v2"); diff --git a/drivers/soc/amlogic/meson-gx-pwrc-vpu.c b/drivers/soc/amlogic/meson-gx-pwrc-vpu.c index 21b4bc811c00..b4615b288625 100644 --- a/drivers/soc/amlogic/meson-gx-pwrc-vpu.c +++ b/drivers/soc/amlogic/meson-gx-pwrc-vpu.c @@ -14,6 +14,7 @@ #include #include #include +#include /* AO Offsets */ @@ -303,7 +304,7 @@ static int meson_gx_pwrc_vpu_probe(struct platform_device *pdev) return PTR_ERR(regmap_hhi); } - rstc = devm_reset_control_array_get(&pdev->dev, false, false); + rstc = devm_reset_control_array_get_exclusive(&pdev->dev); if (IS_ERR(rstc)) { if (PTR_ERR(rstc) != -EPROBE_DEFER) dev_err(&pdev->dev, "failed to get reset lines\n"); @@ -364,6 +365,7 @@ static const struct of_device_id meson_gx_pwrc_vpu_match_table[] = { }, { /* sentinel */ } }; +MODULE_DEVICE_TABLE(of, meson_gx_pwrc_vpu_match_table); static struct platform_driver meson_gx_pwrc_vpu_driver = { .probe = meson_gx_pwrc_vpu_probe, @@ -373,4 +375,5 @@ static struct platform_driver meson_gx_pwrc_vpu_driver = { .of_match_table = meson_gx_pwrc_vpu_match_table, }, }; -builtin_platform_driver(meson_gx_pwrc_vpu_driver); +module_platform_driver(meson_gx_pwrc_vpu_driver); +MODULE_LICENSE("GPL v2"); diff --git a/drivers/soc/amlogic/meson-secure-pwrc.c b/drivers/soc/amlogic/meson-secure-pwrc.c index 5fb29a475879..59bd195fa9c9 100644 --- a/drivers/soc/amlogic/meson-secure-pwrc.c +++ b/drivers/soc/amlogic/meson-secure-pwrc.c @@ -13,6 +13,7 @@ #include #include #include +#include #define PWRC_ON 1 #define PWRC_OFF 0 @@ -193,6 +194,7 @@ static const struct of_device_id meson_secure_pwrc_match_table[] = { }, { /* sentinel */ } }; +MODULE_DEVICE_TABLE(of, meson_secure_pwrc_match_table); static struct platform_driver meson_secure_pwrc_driver = { .probe = meson_secure_pwrc_probe, @@ -201,4 +203,5 @@ static struct platform_driver meson_secure_pwrc_driver = { .of_match_table = meson_secure_pwrc_match_table, }, }; -builtin_platform_driver(meson_secure_pwrc_driver); +module_platform_driver(meson_secure_pwrc_driver); +MODULE_LICENSE("Dual MIT/GPL"); diff --git a/drivers/soc/aspeed/Kconfig b/drivers/soc/aspeed/Kconfig index c95fa30f1a76..243ca196e6ad 100644 --- a/drivers/soc/aspeed/Kconfig +++ b/drivers/soc/aspeed/Kconfig @@ -1,32 +1,47 @@ # SPDX-License-Identifier: GPL-2.0-only -menu "Aspeed SoC drivers" -config SOC_ASPEED - def_bool y - depends on ARCH_ASPEED || COMPILE_TEST +if ARCH_ASPEED || COMPILE_TEST + +menu "ASPEED SoC drivers" config ASPEED_LPC_CTRL - depends on SOC_ASPEED && REGMAP && MFD_SYSCON - tristate "Aspeed ast2400/2500 HOST LPC to BMC bridge control" + tristate "ASPEED LPC firmware cycle control" + select REGMAP + select MFD_SYSCON + default ARCH_ASPEED help - Control Aspeed ast2400/2500 HOST LPC to BMC mappings through - ioctl()s, the driver also provides a read/write interface to a BMC ram - region where the host LPC read/write region can be buffered. + Control LPC firmware cycle mappings through ioctl()s. The driver + also provides a read/write interface to a BMC ram region where the + host LPC read/write region can be buffered. config ASPEED_LPC_SNOOP - tristate "Aspeed ast2500 HOST LPC snoop support" - depends on SOC_ASPEED && REGMAP && MFD_SYSCON + tristate "ASPEED LPC snoop support" + select REGMAP + select MFD_SYSCON + default ARCH_ASPEED help Provides a driver to control the LPC snoop interface which allows the BMC to listen on and save the data written by the host to an arbitrary LPC I/O port. config ASPEED_P2A_CTRL - depends on SOC_ASPEED && REGMAP && MFD_SYSCON - tristate "Aspeed ast2400/2500 HOST P2A VGA MMIO to BMC bridge control" + tristate "ASPEED P2A (VGA MMIO to BMC) bridge control" + select REGMAP + select MFD_SYSCON + default ARCH_ASPEED help - Control Aspeed ast2400/2500 HOST P2A VGA MMIO to BMC mappings through - ioctl()s, the driver also provides an interface for userspace mappings to - a pre-defined region. + Control ASPEED P2A VGA MMIO to BMC mappings through ioctl()s. The + driver also provides an interface for userspace mappings to a + pre-defined region. + +config ASPEED_SOCINFO + bool "ASPEED SoC Information driver" + default ARCH_ASPEED + select SOC_BUS + default ARCH_ASPEED + help + Say yes to support decoding of ASPEED BMC information. endmenu + +endif diff --git a/drivers/soc/aspeed/Makefile b/drivers/soc/aspeed/Makefile index b64be47f2b1f..fcab7192e1a4 100644 --- a/drivers/soc/aspeed/Makefile +++ b/drivers/soc/aspeed/Makefile @@ -2,3 +2,4 @@ obj-$(CONFIG_ASPEED_LPC_CTRL) += aspeed-lpc-ctrl.o obj-$(CONFIG_ASPEED_LPC_SNOOP) += aspeed-lpc-snoop.o obj-$(CONFIG_ASPEED_P2A_CTRL) += aspeed-p2a-ctrl.o +obj-$(CONFIG_ASPEED_SOCINFO) += aspeed-socinfo.o diff --git a/drivers/soc/aspeed/aspeed-lpc-ctrl.c b/drivers/soc/aspeed/aspeed-lpc-ctrl.c index 01ed21e8bfee..439bcd6b8c4a 100644 --- a/drivers/soc/aspeed/aspeed-lpc-ctrl.c +++ b/drivers/soc/aspeed/aspeed-lpc-ctrl.c @@ -4,6 +4,7 @@ */ #include +#include #include #include #include @@ -21,6 +22,9 @@ #define HICR5_ENL2H BIT(8) #define HICR5_ENFWH BIT(10) +#define HICR6 0x4 +#define SW_FWH2AHB BIT(17) + #define HICR7 0x8 #define HICR8 0xc @@ -30,8 +34,9 @@ struct aspeed_lpc_ctrl { struct clk *clk; phys_addr_t mem_base; resource_size_t mem_size; - u32 pnor_size; - u32 pnor_base; + u32 pnor_size; + u32 pnor_base; + bool fwh2ahb; }; static struct aspeed_lpc_ctrl *file_aspeed_lpc_ctrl(struct file *file) @@ -176,6 +181,16 @@ static long aspeed_lpc_ctrl_ioctl(struct file *file, unsigned int cmd, if (rc) return rc; + /* + * Switch to FWH2AHB mode, AST2600 only. + * + * The other bits in this register are interrupt status bits + * that are cleared by writing 1. As we don't want to clear + * them, set only the bit of interest. + */ + if (lpc_ctrl->fwh2ahb) + regmap_write(lpc_ctrl->regmap, HICR6, SW_FWH2AHB); + /* * Enable LPC FHW cycles. This is required for the host to * access the regions specified. @@ -241,6 +256,18 @@ static int aspeed_lpc_ctrl_probe(struct platform_device *pdev) lpc_ctrl->mem_size = resource_size(&resm); lpc_ctrl->mem_base = resm.start; + + if (!is_power_of_2(lpc_ctrl->mem_size)) { + dev_err(dev, "Reserved memory size must be a power of 2, got %u\n", + (unsigned int)lpc_ctrl->mem_size); + return -EINVAL; + } + + if (!IS_ALIGNED(lpc_ctrl->mem_base, lpc_ctrl->mem_size)) { + dev_err(dev, "Reserved memory must be naturally aligned for size %u\n", + (unsigned int)lpc_ctrl->mem_size); + return -EINVAL; + } } lpc_ctrl->regmap = syscon_node_to_regmap( @@ -261,6 +288,9 @@ static int aspeed_lpc_ctrl_probe(struct platform_device *pdev) return rc; } + if (of_device_is_compatible(dev->of_node, "aspeed,ast2600-lpc-ctrl")) + lpc_ctrl->fwh2ahb = true; + lpc_ctrl->miscdev.minor = MISC_DYNAMIC_MINOR; lpc_ctrl->miscdev.name = DEVICE_NAME; lpc_ctrl->miscdev.fops = &aspeed_lpc_ctrl_fops; @@ -291,6 +321,7 @@ static int aspeed_lpc_ctrl_remove(struct platform_device *pdev) static const struct of_device_id aspeed_lpc_ctrl_match[] = { { .compatible = "aspeed,ast2400-lpc-ctrl" }, { .compatible = "aspeed,ast2500-lpc-ctrl" }, + { .compatible = "aspeed,ast2600-lpc-ctrl" }, { }, }; @@ -308,4 +339,4 @@ module_platform_driver(aspeed_lpc_ctrl_driver); MODULE_DEVICE_TABLE(of, aspeed_lpc_ctrl_match); MODULE_LICENSE("GPL"); MODULE_AUTHOR("Cyril Bur "); -MODULE_DESCRIPTION("Control for aspeed 2400/2500 LPC HOST to BMC mappings"); +MODULE_DESCRIPTION("Control for ASPEED LPC HOST to BMC mappings"); diff --git a/drivers/soc/aspeed/aspeed-lpc-snoop.c b/drivers/soc/aspeed/aspeed-lpc-snoop.c index f3d8d53ab84d..682ba0eb4eba 100644 --- a/drivers/soc/aspeed/aspeed-lpc-snoop.c +++ b/drivers/soc/aspeed/aspeed-lpc-snoop.c @@ -325,6 +325,8 @@ static const struct of_device_id aspeed_lpc_snoop_match[] = { .data = &ast2400_model_data }, { .compatible = "aspeed,ast2500-lpc-snoop", .data = &ast2500_model_data }, + { .compatible = "aspeed,ast2600-lpc-snoop", + .data = &ast2500_model_data }, { }, }; diff --git a/drivers/soc/aspeed/aspeed-socinfo.c b/drivers/soc/aspeed/aspeed-socinfo.c new file mode 100644 index 000000000000..773930e0cb10 --- /dev/null +++ b/drivers/soc/aspeed/aspeed-socinfo.c @@ -0,0 +1,135 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* Copyright 2019 IBM Corp. */ + +#include +#include +#include +#include +#include +#include +#include + +static struct { + const char *name; + const u32 id; +} const rev_table[] = { + /* AST2400 */ + { "AST2400", 0x02000303 }, + { "AST1400", 0x02010103 }, + { "AST1250", 0x02010303 }, + /* AST2500 */ + { "AST2500", 0x04000303 }, + { "AST2510", 0x04000103 }, + { "AST2520", 0x04000203 }, + { "AST2530", 0x04000403 }, + /* AST2600 */ + { "AST2600", 0x05000303 }, + { "AST2620", 0x05010203 }, +}; + +static const char *siliconid_to_name(u32 siliconid) +{ + unsigned int id = siliconid & 0xff00ffff; + unsigned int i; + + for (i = 0 ; i < ARRAY_SIZE(rev_table) ; ++i) { + if (rev_table[i].id == id) + return rev_table[i].name; + } + + return "Unknown"; +} + +static const char *siliconid_to_rev(u32 siliconid) +{ + unsigned int rev = (siliconid >> 16) & 0xff; + + switch (rev) { + case 0: + return "A0"; + case 1: + return "A1"; + case 3: + return "A2"; + } + + return "??"; +} + +static int __init aspeed_socinfo_init(void) +{ + struct soc_device_attribute *attrs; + struct soc_device *soc_dev; + struct device_node *np; + void __iomem *reg; + bool has_chipid = false; + u32 siliconid; + u32 chipid[2]; + const char *machine = NULL; + + np = of_find_compatible_node(NULL, NULL, "aspeed,silicon-id"); + if (!of_device_is_available(np)) { + of_node_put(np); + return -ENODEV; + } + + reg = of_iomap(np, 0); + if (!reg) { + of_node_put(np); + return -ENODEV; + } + siliconid = readl(reg); + iounmap(reg); + + /* This is optional, the ast2400 does not have it */ + reg = of_iomap(np, 1); + if (reg) { + has_chipid = true; + chipid[0] = readl(reg); + chipid[1] = readl(reg + 4); + iounmap(reg); + } + of_node_put(np); + + attrs = kzalloc(sizeof(*attrs), GFP_KERNEL); + if (!attrs) + return -ENODEV; + + /* + * Machine: Romulus BMC + * Family: AST2500 + * Revision: A1 + * SoC ID: raw silicon revision id + * Serial Number: 64-bit chipid + */ + + np = of_find_node_by_path("/"); + of_property_read_string(np, "model", &machine); + if (machine) + attrs->machine = kstrdup(machine, GFP_KERNEL); + of_node_put(np); + + attrs->family = siliconid_to_name(siliconid); + attrs->revision = siliconid_to_rev(siliconid); + attrs->soc_id = kasprintf(GFP_KERNEL, "%08x", siliconid); + + if (has_chipid) + attrs->serial_number = kasprintf(GFP_KERNEL, "%08x%08x", + chipid[1], chipid[0]); + + soc_dev = soc_device_register(attrs); + if (IS_ERR(soc_dev)) { + kfree(attrs->soc_id); + kfree(attrs->serial_number); + kfree(attrs); + return PTR_ERR(soc_dev); + } + + pr_info("ASPEED %s rev %s (%s)\n", + attrs->family, + attrs->revision, + attrs->soc_id); + + return 0; +} +early_initcall(aspeed_socinfo_init); diff --git a/drivers/soc/atmel/soc.c b/drivers/soc/atmel/soc.c index 55a1f57a4d8c..c4472b68b7c2 100644 --- a/drivers/soc/atmel/soc.c +++ b/drivers/soc/atmel/soc.c @@ -69,6 +69,12 @@ static const struct at91_soc __initconst socs[] = { #endif #ifdef CONFIG_SOC_SAM9X60 AT91_SOC(SAM9X60_CIDR_MATCH, SAM9X60_EXID_MATCH, "sam9x60", "sam9x60"), + AT91_SOC(SAM9X60_CIDR_MATCH, SAM9X60_D5M_EXID_MATCH, + "sam9x60 64MiB DDR2 SiP", "sam9x60"), + AT91_SOC(SAM9X60_CIDR_MATCH, SAM9X60_D1G_EXID_MATCH, + "sam9x60 128MiB DDR2 SiP", "sam9x60"), + AT91_SOC(SAM9X60_CIDR_MATCH, SAM9X60_D6K_EXID_MATCH, + "sam9x60 8MiB SDRAM SiP", "sam9x60"), #endif #ifdef CONFIG_SOC_SAMA5 AT91_SOC(SAMA5D2_CIDR_MATCH, SAMA5D21CU_EXID_MATCH, diff --git a/drivers/soc/atmel/soc.h b/drivers/soc/atmel/soc.h index ee652e4841a5..5849846a69d6 100644 --- a/drivers/soc/atmel/soc.h +++ b/drivers/soc/atmel/soc.h @@ -60,6 +60,9 @@ at91_soc_init(const struct at91_soc *socs); #define AT91SAM9CN11_EXID_MATCH 0x00000009 #define SAM9X60_EXID_MATCH 0x00000000 +#define SAM9X60_D5M_EXID_MATCH 0x00000001 +#define SAM9X60_D1G_EXID_MATCH 0x00000010 +#define SAM9X60_D6K_EXID_MATCH 0x00000011 #define AT91SAM9XE128_CIDR_MATCH 0x329973a0 #define AT91SAM9XE256_CIDR_MATCH 0x329a93a0 diff --git a/drivers/soc/bcm/brcmstb/pm/pm-arm.c b/drivers/soc/bcm/brcmstb/pm/pm-arm.c index b1062334e608..a673fdffe216 100644 --- a/drivers/soc/bcm/brcmstb/pm/pm-arm.c +++ b/drivers/soc/bcm/brcmstb/pm/pm-arm.c @@ -111,6 +111,8 @@ enum bsp_initiate_command { static struct brcmstb_pm_control ctrl; +noinline int brcmstb_pm_s3_finish(void); + static int (*brcmstb_pm_do_s2_sram)(void __iomem *aon_ctrl_base, void __iomem *ddr_phy_pll_status); diff --git a/drivers/soc/fsl/dpio/qbman-portal.c b/drivers/soc/fsl/dpio/qbman-portal.c index 659b4a570d5b..f13da4d7d1c5 100644 --- a/drivers/soc/fsl/dpio/qbman-portal.c +++ b/drivers/soc/fsl/dpio/qbman-portal.c @@ -424,7 +424,7 @@ int qbman_swp_interrupt_get_inhibit(struct qbman_swp *p) /** * qbman_swp_interrupt_set_inhibit() - write interrupt mask register * @p: the given software portal object - * @mask: The mask to set in SWP_IIR register + * @inhibit: whether to inhibit the IRQs */ void qbman_swp_interrupt_set_inhibit(struct qbman_swp *p, int inhibit) { @@ -510,7 +510,7 @@ enum qb_enqueue_commands { #define QB_ENQUEUE_CMD_TARGET_TYPE_SHIFT 4 #define QB_ENQUEUE_CMD_DCA_EN_SHIFT 7 -/** +/* * qbman_eq_desc_clear() - Clear the contents of a descriptor to * default/starting state. */ @@ -522,7 +522,7 @@ void qbman_eq_desc_clear(struct qbman_eq_desc *d) /** * qbman_eq_desc_set_no_orp() - Set enqueue descriptor without orp * @d: the enqueue descriptor. - * @response_success: 1 = enqueue with response always; 0 = enqueue with + * @respond_success: 1 = enqueue with response always; 0 = enqueue with * rejections returned on a FQ. */ void qbman_eq_desc_set_no_orp(struct qbman_eq_desc *d, int respond_success) @@ -932,7 +932,7 @@ int qbman_swp_enqueue_multiple_desc_mem_back(struct qbman_swp *s, /** * qbman_swp_push_get() - Get the push dequeue setup - * @p: the software portal object + * @s: the software portal object * @channel_idx: the channel index to query * @enabled: returned boolean to show whether the push dequeue is enabled * for the given channel @@ -947,7 +947,7 @@ void qbman_swp_push_get(struct qbman_swp *s, u8 channel_idx, int *enabled) /** * qbman_swp_push_set() - Enable or disable push dequeue - * @p: the software portal object + * @s: the software portal object * @channel_idx: the channel index (0 to 15) * @enable: enable or disable push dequeue */ @@ -1046,6 +1046,7 @@ void qbman_pull_desc_set_numframes(struct qbman_pull_desc *d, u8 numframes) /** * qbman_pull_desc_set_fq() - Set fqid from which the dequeue command dequeues + * @d: the pull dequeue descriptor to be set * @fqid: the frame queue index of the given FQ */ void qbman_pull_desc_set_fq(struct qbman_pull_desc *d, u32 fqid) @@ -1057,6 +1058,7 @@ void qbman_pull_desc_set_fq(struct qbman_pull_desc *d, u32 fqid) /** * qbman_pull_desc_set_wq() - Set wqid from which the dequeue command dequeues + * @d: the pull dequeue descriptor to be set * @wqid: composed of channel id and wqid within the channel * @dct: the dequeue command type */ @@ -1071,6 +1073,7 @@ void qbman_pull_desc_set_wq(struct qbman_pull_desc *d, u32 wqid, /** * qbman_pull_desc_set_channel() - Set channelid from which the dequeue command * dequeues + * @d: the pull dequeue descriptor to be set * @chid: the channel id to be dequeued * @dct: the dequeue command type */ @@ -1398,6 +1401,7 @@ int qbman_result_has_new_result(struct qbman_swp *s, const struct dpaa2_dq *dq) /** * qbman_release_desc_clear() - Clear the contents of a descriptor to * default/starting state. + * @d: the pull dequeue descriptor to be cleared */ void qbman_release_desc_clear(struct qbman_release_desc *d) { @@ -1407,6 +1411,8 @@ void qbman_release_desc_clear(struct qbman_release_desc *d) /** * qbman_release_desc_set_bpid() - Set the ID of the buffer pool to release to + * @d: the pull dequeue descriptor to be set + * @bpid: the bpid value to be set */ void qbman_release_desc_set_bpid(struct qbman_release_desc *d, u16 bpid) { @@ -1416,6 +1422,8 @@ void qbman_release_desc_set_bpid(struct qbman_release_desc *d, u16 bpid) /** * qbman_release_desc_set_rcdi() - Determines whether or not the portal's RCDI * interrupt source should be asserted after the release command is completed. + * @d: the pull dequeue descriptor to be set + * @enable: enable (1) or disable (0) value */ void qbman_release_desc_set_rcdi(struct qbman_release_desc *d, int enable) { diff --git a/drivers/soc/fsl/qbman/qman.c b/drivers/soc/fsl/qbman/qman.c index 101def7dc73d..a1b9be1d105a 100644 --- a/drivers/soc/fsl/qbman/qman.c +++ b/drivers/soc/fsl/qbman/qman.c @@ -2622,7 +2622,7 @@ int qman_shutdown_fq(u32 fqid) union qm_mc_command *mcc; union qm_mc_result *mcr; int orl_empty, drain = 0, ret = 0; - u32 channel, wq, res; + u32 channel, res; u8 state; p = get_affine_portal(); @@ -2655,7 +2655,7 @@ int qman_shutdown_fq(u32 fqid) DPAA_ASSERT((mcr->verb & QM_MCR_VERB_MASK) == QM_MCR_VERB_QUERYFQ); /* Need to store these since the MCR gets reused */ channel = qm_fqd_get_chan(&mcr->queryfq.fqd); - wq = qm_fqd_get_wq(&mcr->queryfq.fqd); + qm_fqd_get_wq(&mcr->queryfq.fqd); if (channel < qm_channel_pool1) { channel_portal = get_portal_for_channel(channel); @@ -2697,7 +2697,6 @@ int qman_shutdown_fq(u32 fqid) * to dequeue from the channel the FQ is scheduled on */ int found_fqrn = 0; - u16 dequeue_wq = 0; /* Flag that we need to drain FQ */ drain = 1; @@ -2705,11 +2704,8 @@ int qman_shutdown_fq(u32 fqid) if (channel >= qm_channel_pool1 && channel < qm_channel_pool1 + 15) { /* Pool channel, enable the bit in the portal */ - dequeue_wq = (channel - - qm_channel_pool1 + 1)<<4 | wq; } else if (channel < qm_channel_pool1) { /* Dedicated channel */ - dequeue_wq = wq; } else { dev_err(dev, "Can't recover FQ 0x%x, ch: 0x%x", fqid, channel); diff --git a/drivers/soc/fsl/qe/qe_common.c b/drivers/soc/fsl/qe/qe_common.c index 75075591f630..497a7e0fd027 100644 --- a/drivers/soc/fsl/qe/qe_common.c +++ b/drivers/soc/fsl/qe/qe_common.c @@ -231,7 +231,7 @@ EXPORT_SYMBOL(cpm_muram_offset); /** * cpm_muram_dma - turn a muram virtual address into a DMA address - * @offset: virtual address from cpm_muram_addr() to convert + * @addr: virtual address from cpm_muram_addr() to convert */ dma_addr_t cpm_muram_dma(void __iomem *addr) { diff --git a/drivers/soc/fsl/rcpm.c b/drivers/soc/fsl/rcpm.c index a093dbe6d2cb..4ace28cab314 100644 --- a/drivers/soc/fsl/rcpm.c +++ b/drivers/soc/fsl/rcpm.c @@ -2,7 +2,7 @@ // // rcpm.c - Freescale QorIQ RCPM driver // -// Copyright 2019 NXP +// Copyright 2019-2020 NXP // // Author: Ran Wang @@ -22,6 +22,28 @@ struct rcpm { bool little_endian; }; +#define SCFG_SPARECR8 0x051c + +static void copy_ippdexpcr1_setting(u32 val) +{ + struct device_node *np; + void __iomem *regs; + u32 reg_val; + + np = of_find_compatible_node(NULL, NULL, "fsl,ls1021a-scfg"); + if (!np) + return; + + regs = of_iomap(np, 0); + if (!regs) + return; + + reg_val = ioread32be(regs + SCFG_SPARECR8); + iowrite32be(val | reg_val, regs + SCFG_SPARECR8); + + iounmap(regs); +} + /** * rcpm_pm_prepare - performs device-level tasks associated with power * management, such as programming related to the wakeup source control. @@ -90,6 +112,17 @@ static int rcpm_pm_prepare(struct device *dev) tmp |= ioread32be(address); iowrite32be(tmp, address); } + /* + * Workaround of errata A-008646 on SoC LS1021A: + * There is a bug of register ippdexpcr1. + * Reading configuration register RCPM_IPPDEXPCR1 + * always return zero. So save ippdexpcr1's value + * to register SCFG_SPARECR8.And the value of + * ippdexpcr1 will be read from SCFG_SPARECR8. + */ + if (dev_of_node(dev) && (i == 1)) + if (of_device_is_compatible(np, "fsl,ls1021a-rcpm")) + copy_ippdexpcr1_setting(tmp); } return 0; diff --git a/drivers/soc/mediatek/Kconfig b/drivers/soc/mediatek/Kconfig index 59a56cd790ec..fdd8bc08569e 100644 --- a/drivers/soc/mediatek/Kconfig +++ b/drivers/soc/mediatek/Kconfig @@ -17,6 +17,15 @@ config MTK_CMDQ time limitation, such as updating display configuration during the vblank. +config MTK_DEVAPC + tristate "Mediatek Device APC Support" + help + Say yes here to enable support for Mediatek Device APC driver. + This driver is mainly used to handle the violation which catches + unexpected transaction. + The violation information is logged for further analysis or + countermeasures. + config MTK_INFRACFG bool "MediaTek INFRACFG Support" select REGMAP @@ -44,9 +53,22 @@ config MTK_SCPSYS Say yes here to add support for the MediaTek SCPSYS power domain driver. +config MTK_SCPSYS_PM_DOMAINS + bool "MediaTek SCPSYS generic power domain" + default ARCH_MEDIATEK + depends on PM + select PM_GENERIC_DOMAINS + select REGMAP + help + Say y here to enable power domain support. + In order to meet high performance and low power requirements, the System + Control Processor System (SCPSYS) has several power management related + tasks in the system. + config MTK_MMSYS bool "MediaTek MMSYS Support" default ARCH_MEDIATEK + depends on HAS_IOMEM help Say yes here to add support for the MediaTek Multimedia Subsystem (MMSYS). diff --git a/drivers/soc/mediatek/Makefile b/drivers/soc/mediatek/Makefile index 01f9f873634a..b6908db534c2 100644 --- a/drivers/soc/mediatek/Makefile +++ b/drivers/soc/mediatek/Makefile @@ -1,6 +1,8 @@ # SPDX-License-Identifier: GPL-2.0-only obj-$(CONFIG_MTK_CMDQ) += mtk-cmdq-helper.o +obj-$(CONFIG_MTK_DEVAPC) += mtk-devapc.o obj-$(CONFIG_MTK_INFRACFG) += mtk-infracfg.o obj-$(CONFIG_MTK_PMIC_WRAP) += mtk-pmic-wrap.o obj-$(CONFIG_MTK_SCPSYS) += mtk-scpsys.o +obj-$(CONFIG_MTK_SCPSYS_PM_DOMAINS) += mtk-pm-domains.o obj-$(CONFIG_MTK_MMSYS) += mtk-mmsys.o diff --git a/drivers/soc/mediatek/mt8173-pm-domains.h b/drivers/soc/mediatek/mt8173-pm-domains.h new file mode 100644 index 000000000000..3e8ee5dabb43 --- /dev/null +++ b/drivers/soc/mediatek/mt8173-pm-domains.h @@ -0,0 +1,94 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ + +#ifndef __SOC_MEDIATEK_MT8173_PM_DOMAINS_H +#define __SOC_MEDIATEK_MT8173_PM_DOMAINS_H + +#include "mtk-pm-domains.h" +#include + +/* + * MT8173 power domain support + */ + +static const struct scpsys_domain_data scpsys_domain_data_mt8173[] = { + [MT8173_POWER_DOMAIN_VDEC] = { + .sta_mask = PWR_STATUS_VDEC, + .ctl_offs = SPM_VDE_PWR_CON, + .sram_pdn_bits = GENMASK(11, 8), + .sram_pdn_ack_bits = GENMASK(12, 12), + }, + [MT8173_POWER_DOMAIN_VENC] = { + .sta_mask = PWR_STATUS_VENC, + .ctl_offs = SPM_VEN_PWR_CON, + .sram_pdn_bits = GENMASK(11, 8), + .sram_pdn_ack_bits = GENMASK(15, 12), + }, + [MT8173_POWER_DOMAIN_ISP] = { + .sta_mask = PWR_STATUS_ISP, + .ctl_offs = SPM_ISP_PWR_CON, + .sram_pdn_bits = GENMASK(11, 8), + .sram_pdn_ack_bits = GENMASK(13, 12), + }, + [MT8173_POWER_DOMAIN_MM] = { + .sta_mask = PWR_STATUS_DISP, + .ctl_offs = SPM_DIS_PWR_CON, + .sram_pdn_bits = GENMASK(11, 8), + .sram_pdn_ack_bits = GENMASK(12, 12), + .bp_infracfg = { + BUS_PROT_UPDATE_TOPAXI(MT8173_TOP_AXI_PROT_EN_MM_M0 | + MT8173_TOP_AXI_PROT_EN_MM_M1), + }, + }, + [MT8173_POWER_DOMAIN_VENC_LT] = { + .sta_mask = PWR_STATUS_VENC_LT, + .ctl_offs = SPM_VEN2_PWR_CON, + .sram_pdn_bits = GENMASK(11, 8), + .sram_pdn_ack_bits = GENMASK(15, 12), + }, + [MT8173_POWER_DOMAIN_AUDIO] = { + .sta_mask = PWR_STATUS_AUDIO, + .ctl_offs = SPM_AUDIO_PWR_CON, + .sram_pdn_bits = GENMASK(11, 8), + .sram_pdn_ack_bits = GENMASK(15, 12), + }, + [MT8173_POWER_DOMAIN_USB] = { + .sta_mask = PWR_STATUS_USB, + .ctl_offs = SPM_USB_PWR_CON, + .sram_pdn_bits = GENMASK(11, 8), + .sram_pdn_ack_bits = GENMASK(15, 12), + .caps = MTK_SCPD_ACTIVE_WAKEUP, + }, + [MT8173_POWER_DOMAIN_MFG_ASYNC] = { + .sta_mask = PWR_STATUS_MFG_ASYNC, + .ctl_offs = SPM_MFG_ASYNC_PWR_CON, + .sram_pdn_bits = GENMASK(11, 8), + .sram_pdn_ack_bits = 0, + }, + [MT8173_POWER_DOMAIN_MFG_2D] = { + .sta_mask = PWR_STATUS_MFG_2D, + .ctl_offs = SPM_MFG_2D_PWR_CON, + .sram_pdn_bits = GENMASK(11, 8), + .sram_pdn_ack_bits = GENMASK(13, 12), + }, + [MT8173_POWER_DOMAIN_MFG] = { + .sta_mask = PWR_STATUS_MFG, + .ctl_offs = SPM_MFG_PWR_CON, + .sram_pdn_bits = GENMASK(13, 8), + .sram_pdn_ack_bits = GENMASK(21, 16), + .bp_infracfg = { + BUS_PROT_UPDATE_TOPAXI(MT8173_TOP_AXI_PROT_EN_MFG_S | + MT8173_TOP_AXI_PROT_EN_MFG_M0 | + MT8173_TOP_AXI_PROT_EN_MFG_M1 | + MT8173_TOP_AXI_PROT_EN_MFG_SNOOP_OUT), + }, + }, +}; + +static const struct scpsys_soc_data mt8173_scpsys_data = { + .domains_data = scpsys_domain_data_mt8173, + .num_domains = ARRAY_SIZE(scpsys_domain_data_mt8173), + .pwr_sta_offs = SPM_PWR_STATUS, + .pwr_sta2nd_offs = SPM_PWR_STATUS_2ND, +}; + +#endif /* __SOC_MEDIATEK_MT8173_PM_DOMAINS_H */ diff --git a/drivers/soc/mediatek/mt8183-pm-domains.h b/drivers/soc/mediatek/mt8183-pm-domains.h new file mode 100644 index 000000000000..8d996c5d2682 --- /dev/null +++ b/drivers/soc/mediatek/mt8183-pm-domains.h @@ -0,0 +1,221 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ + +#ifndef __SOC_MEDIATEK_MT8183_PM_DOMAINS_H +#define __SOC_MEDIATEK_MT8183_PM_DOMAINS_H + +#include "mtk-pm-domains.h" +#include + +/* + * MT8183 power domain support + */ + +static const struct scpsys_domain_data scpsys_domain_data_mt8183[] = { + [MT8183_POWER_DOMAIN_AUDIO] = { + .sta_mask = PWR_STATUS_AUDIO, + .ctl_offs = 0x0314, + .sram_pdn_bits = GENMASK(11, 8), + .sram_pdn_ack_bits = GENMASK(15, 12), + }, + [MT8183_POWER_DOMAIN_CONN] = { + .sta_mask = PWR_STATUS_CONN, + .ctl_offs = 0x032c, + .sram_pdn_bits = 0, + .sram_pdn_ack_bits = 0, + .bp_infracfg = { + BUS_PROT_WR(MT8183_TOP_AXI_PROT_EN_CONN, MT8183_TOP_AXI_PROT_EN_SET, + MT8183_TOP_AXI_PROT_EN_CLR, MT8183_TOP_AXI_PROT_EN_STA1), + }, + }, + [MT8183_POWER_DOMAIN_MFG_ASYNC] = { + .sta_mask = PWR_STATUS_MFG_ASYNC, + .ctl_offs = 0x0334, + .sram_pdn_bits = 0, + .sram_pdn_ack_bits = 0, + }, + [MT8183_POWER_DOMAIN_MFG] = { + .sta_mask = PWR_STATUS_MFG, + .ctl_offs = 0x0338, + .sram_pdn_bits = GENMASK(8, 8), + .sram_pdn_ack_bits = GENMASK(12, 12), + }, + [MT8183_POWER_DOMAIN_MFG_CORE0] = { + .sta_mask = BIT(7), + .ctl_offs = 0x034c, + .sram_pdn_bits = GENMASK(8, 8), + .sram_pdn_ack_bits = GENMASK(12, 12), + }, + [MT8183_POWER_DOMAIN_MFG_CORE1] = { + .sta_mask = BIT(20), + .ctl_offs = 0x0310, + .sram_pdn_bits = GENMASK(8, 8), + .sram_pdn_ack_bits = GENMASK(12, 12), + }, + [MT8183_POWER_DOMAIN_MFG_2D] = { + .sta_mask = PWR_STATUS_MFG_2D, + .ctl_offs = 0x0348, + .sram_pdn_bits = GENMASK(8, 8), + .sram_pdn_ack_bits = GENMASK(12, 12), + .bp_infracfg = { + BUS_PROT_WR(MT8183_TOP_AXI_PROT_EN_1_MFG, MT8183_TOP_AXI_PROT_EN_1_SET, + MT8183_TOP_AXI_PROT_EN_1_CLR, MT8183_TOP_AXI_PROT_EN_STA1_1), + BUS_PROT_WR(MT8183_TOP_AXI_PROT_EN_MFG, MT8183_TOP_AXI_PROT_EN_SET, + MT8183_TOP_AXI_PROT_EN_CLR, MT8183_TOP_AXI_PROT_EN_STA1), + }, + }, + [MT8183_POWER_DOMAIN_DISP] = { + .sta_mask = PWR_STATUS_DISP, + .ctl_offs = 0x030c, + .sram_pdn_bits = GENMASK(8, 8), + .sram_pdn_ack_bits = GENMASK(12, 12), + .bp_infracfg = { + BUS_PROT_WR(MT8183_TOP_AXI_PROT_EN_1_DISP, MT8183_TOP_AXI_PROT_EN_1_SET, + MT8183_TOP_AXI_PROT_EN_1_CLR, MT8183_TOP_AXI_PROT_EN_STA1_1), + BUS_PROT_WR(MT8183_TOP_AXI_PROT_EN_DISP, MT8183_TOP_AXI_PROT_EN_SET, + MT8183_TOP_AXI_PROT_EN_CLR, MT8183_TOP_AXI_PROT_EN_STA1), + }, + .bp_smi = { + BUS_PROT_WR(MT8183_SMI_COMMON_SMI_CLAMP_DISP, + MT8183_SMI_COMMON_CLAMP_EN_SET, + MT8183_SMI_COMMON_CLAMP_EN_CLR, + MT8183_SMI_COMMON_CLAMP_EN), + }, + }, + [MT8183_POWER_DOMAIN_CAM] = { + .sta_mask = BIT(25), + .ctl_offs = 0x0344, + .sram_pdn_bits = GENMASK(9, 8), + .sram_pdn_ack_bits = GENMASK(13, 12), + .bp_infracfg = { + BUS_PROT_WR(MT8183_TOP_AXI_PROT_EN_MM_CAM, MT8183_TOP_AXI_PROT_EN_MM_SET, + MT8183_TOP_AXI_PROT_EN_MM_CLR, MT8183_TOP_AXI_PROT_EN_MM_STA1), + BUS_PROT_WR(MT8183_TOP_AXI_PROT_EN_CAM, MT8183_TOP_AXI_PROT_EN_SET, + MT8183_TOP_AXI_PROT_EN_CLR, MT8183_TOP_AXI_PROT_EN_STA1), + BUS_PROT_WR_IGN(MT8183_TOP_AXI_PROT_EN_MM_CAM_2ND, + MT8183_TOP_AXI_PROT_EN_MM_SET, + MT8183_TOP_AXI_PROT_EN_MM_CLR, + MT8183_TOP_AXI_PROT_EN_MM_STA1), + }, + .bp_smi = { + BUS_PROT_WR(MT8183_SMI_COMMON_SMI_CLAMP_CAM, + MT8183_SMI_COMMON_CLAMP_EN_SET, + MT8183_SMI_COMMON_CLAMP_EN_CLR, + MT8183_SMI_COMMON_CLAMP_EN), + }, + }, + [MT8183_POWER_DOMAIN_ISP] = { + .sta_mask = PWR_STATUS_ISP, + .ctl_offs = 0x0308, + .sram_pdn_bits = GENMASK(9, 8), + .sram_pdn_ack_bits = GENMASK(13, 12), + .bp_infracfg = { + BUS_PROT_WR(MT8183_TOP_AXI_PROT_EN_MM_ISP, + MT8183_TOP_AXI_PROT_EN_MM_SET, + MT8183_TOP_AXI_PROT_EN_MM_CLR, + MT8183_TOP_AXI_PROT_EN_MM_STA1), + BUS_PROT_WR_IGN(MT8183_TOP_AXI_PROT_EN_MM_ISP_2ND, + MT8183_TOP_AXI_PROT_EN_MM_SET, + MT8183_TOP_AXI_PROT_EN_MM_CLR, + MT8183_TOP_AXI_PROT_EN_MM_STA1), + }, + .bp_smi = { + BUS_PROT_WR(MT8183_SMI_COMMON_SMI_CLAMP_ISP, + MT8183_SMI_COMMON_CLAMP_EN_SET, + MT8183_SMI_COMMON_CLAMP_EN_CLR, + MT8183_SMI_COMMON_CLAMP_EN), + }, + }, + [MT8183_POWER_DOMAIN_VDEC] = { + .sta_mask = BIT(31), + .ctl_offs = 0x0300, + .sram_pdn_bits = GENMASK(8, 8), + .sram_pdn_ack_bits = GENMASK(12, 12), + .bp_smi = { + BUS_PROT_WR(MT8183_SMI_COMMON_SMI_CLAMP_VDEC, + MT8183_SMI_COMMON_CLAMP_EN_SET, + MT8183_SMI_COMMON_CLAMP_EN_CLR, + MT8183_SMI_COMMON_CLAMP_EN), + }, + }, + [MT8183_POWER_DOMAIN_VENC] = { + .sta_mask = PWR_STATUS_VENC, + .ctl_offs = 0x0304, + .sram_pdn_bits = GENMASK(11, 8), + .sram_pdn_ack_bits = GENMASK(15, 12), + .bp_smi = { + BUS_PROT_WR(MT8183_SMI_COMMON_SMI_CLAMP_VENC, + MT8183_SMI_COMMON_CLAMP_EN_SET, + MT8183_SMI_COMMON_CLAMP_EN_CLR, + MT8183_SMI_COMMON_CLAMP_EN), + }, + }, + [MT8183_POWER_DOMAIN_VPU_TOP] = { + .sta_mask = BIT(26), + .ctl_offs = 0x0324, + .sram_pdn_bits = GENMASK(8, 8), + .sram_pdn_ack_bits = GENMASK(12, 12), + .bp_infracfg = { + BUS_PROT_WR(MT8183_TOP_AXI_PROT_EN_MM_VPU_TOP, + MT8183_TOP_AXI_PROT_EN_MM_SET, + MT8183_TOP_AXI_PROT_EN_MM_CLR, + MT8183_TOP_AXI_PROT_EN_MM_STA1), + BUS_PROT_WR(MT8183_TOP_AXI_PROT_EN_VPU_TOP, + MT8183_TOP_AXI_PROT_EN_SET, + MT8183_TOP_AXI_PROT_EN_CLR, + MT8183_TOP_AXI_PROT_EN_STA1), + BUS_PROT_WR(MT8183_TOP_AXI_PROT_EN_MM_VPU_TOP_2ND, + MT8183_TOP_AXI_PROT_EN_MM_SET, + MT8183_TOP_AXI_PROT_EN_MM_CLR, + MT8183_TOP_AXI_PROT_EN_MM_STA1), + }, + .bp_smi = { + BUS_PROT_WR(MT8183_SMI_COMMON_SMI_CLAMP_VPU_TOP, + MT8183_SMI_COMMON_CLAMP_EN_SET, + MT8183_SMI_COMMON_CLAMP_EN_CLR, + MT8183_SMI_COMMON_CLAMP_EN), + }, + }, + [MT8183_POWER_DOMAIN_VPU_CORE0] = { + .sta_mask = BIT(27), + .ctl_offs = 0x33c, + .sram_pdn_bits = GENMASK(11, 8), + .sram_pdn_ack_bits = GENMASK(13, 12), + .bp_infracfg = { + BUS_PROT_WR(MT8183_TOP_AXI_PROT_EN_MCU_VPU_CORE0, + MT8183_TOP_AXI_PROT_EN_MCU_SET, + MT8183_TOP_AXI_PROT_EN_MCU_CLR, + MT8183_TOP_AXI_PROT_EN_MCU_STA1), + BUS_PROT_WR(MT8183_TOP_AXI_PROT_EN_MCU_VPU_CORE0_2ND, + MT8183_TOP_AXI_PROT_EN_MCU_SET, + MT8183_TOP_AXI_PROT_EN_MCU_CLR, + MT8183_TOP_AXI_PROT_EN_MCU_STA1), + }, + .caps = MTK_SCPD_SRAM_ISO, + }, + [MT8183_POWER_DOMAIN_VPU_CORE1] = { + .sta_mask = BIT(28), + .ctl_offs = 0x0340, + .sram_pdn_bits = GENMASK(11, 8), + .sram_pdn_ack_bits = GENMASK(13, 12), + .bp_infracfg = { + BUS_PROT_WR(MT8183_TOP_AXI_PROT_EN_MCU_VPU_CORE1, + MT8183_TOP_AXI_PROT_EN_MCU_SET, + MT8183_TOP_AXI_PROT_EN_MCU_CLR, + MT8183_TOP_AXI_PROT_EN_MCU_STA1), + BUS_PROT_WR(MT8183_TOP_AXI_PROT_EN_MCU_VPU_CORE1_2ND, + MT8183_TOP_AXI_PROT_EN_MCU_SET, + MT8183_TOP_AXI_PROT_EN_MCU_CLR, + MT8183_TOP_AXI_PROT_EN_MCU_STA1), + }, + .caps = MTK_SCPD_SRAM_ISO, + }, +}; + +static const struct scpsys_soc_data mt8183_scpsys_data = { + .domains_data = scpsys_domain_data_mt8183, + .num_domains = ARRAY_SIZE(scpsys_domain_data_mt8183), + .pwr_sta_offs = 0x0180, + .pwr_sta2nd_offs = 0x0184 +}; + +#endif /* __SOC_MEDIATEK_MT8183_PM_DOMAINS_H */ diff --git a/drivers/soc/mediatek/mt8192-pm-domains.h b/drivers/soc/mediatek/mt8192-pm-domains.h new file mode 100644 index 000000000000..0fdf6dc6231f --- /dev/null +++ b/drivers/soc/mediatek/mt8192-pm-domains.h @@ -0,0 +1,292 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ + +#ifndef __SOC_MEDIATEK_MT8192_PM_DOMAINS_H +#define __SOC_MEDIATEK_MT8192_PM_DOMAINS_H + +#include "mtk-pm-domains.h" +#include + +/* + * MT8192 power domain support + */ + +static const struct scpsys_domain_data scpsys_domain_data_mt8192[] = { + [MT8192_POWER_DOMAIN_AUDIO] = { + .sta_mask = BIT(21), + .ctl_offs = 0x0354, + .sram_pdn_bits = GENMASK(8, 8), + .sram_pdn_ack_bits = GENMASK(12, 12), + .bp_infracfg = { + BUS_PROT_WR(MT8192_TOP_AXI_PROT_EN_2_AUDIO, + MT8192_TOP_AXI_PROT_EN_2_SET, + MT8192_TOP_AXI_PROT_EN_2_CLR, + MT8192_TOP_AXI_PROT_EN_2_STA1), + }, + }, + [MT8192_POWER_DOMAIN_CONN] = { + .sta_mask = PWR_STATUS_CONN, + .ctl_offs = 0x0304, + .sram_pdn_bits = 0, + .sram_pdn_ack_bits = 0, + .bp_infracfg = { + BUS_PROT_WR(MT8192_TOP_AXI_PROT_EN_CONN, + MT8192_TOP_AXI_PROT_EN_SET, + MT8192_TOP_AXI_PROT_EN_CLR, + MT8192_TOP_AXI_PROT_EN_STA1), + BUS_PROT_WR(MT8192_TOP_AXI_PROT_EN_CONN_2ND, + MT8192_TOP_AXI_PROT_EN_SET, + MT8192_TOP_AXI_PROT_EN_CLR, + MT8192_TOP_AXI_PROT_EN_STA1), + BUS_PROT_WR(MT8192_TOP_AXI_PROT_EN_1_CONN, + MT8192_TOP_AXI_PROT_EN_1_SET, + MT8192_TOP_AXI_PROT_EN_1_CLR, + MT8192_TOP_AXI_PROT_EN_1_STA1), + }, + .caps = MTK_SCPD_KEEP_DEFAULT_OFF, + }, + [MT8192_POWER_DOMAIN_MFG0] = { + .sta_mask = BIT(2), + .ctl_offs = 0x0308, + .sram_pdn_bits = GENMASK(8, 8), + .sram_pdn_ack_bits = GENMASK(12, 12), + }, + [MT8192_POWER_DOMAIN_MFG1] = { + .sta_mask = BIT(3), + .ctl_offs = 0x030c, + .sram_pdn_bits = GENMASK(8, 8), + .sram_pdn_ack_bits = GENMASK(12, 12), + .bp_infracfg = { + BUS_PROT_WR(MT8192_TOP_AXI_PROT_EN_1_MFG1, + MT8192_TOP_AXI_PROT_EN_1_SET, + MT8192_TOP_AXI_PROT_EN_1_CLR, + MT8192_TOP_AXI_PROT_EN_1_STA1), + BUS_PROT_WR(MT8192_TOP_AXI_PROT_EN_2_MFG1, + MT8192_TOP_AXI_PROT_EN_2_SET, + MT8192_TOP_AXI_PROT_EN_2_CLR, + MT8192_TOP_AXI_PROT_EN_2_STA1), + BUS_PROT_WR(MT8192_TOP_AXI_PROT_EN_MFG1, + MT8192_TOP_AXI_PROT_EN_SET, + MT8192_TOP_AXI_PROT_EN_CLR, + MT8192_TOP_AXI_PROT_EN_STA1), + BUS_PROT_WR(MT8192_TOP_AXI_PROT_EN_2_MFG1_2ND, + MT8192_TOP_AXI_PROT_EN_2_SET, + MT8192_TOP_AXI_PROT_EN_2_CLR, + MT8192_TOP_AXI_PROT_EN_2_STA1), + }, + }, + [MT8192_POWER_DOMAIN_MFG2] = { + .sta_mask = BIT(4), + .ctl_offs = 0x0310, + .sram_pdn_bits = GENMASK(8, 8), + .sram_pdn_ack_bits = GENMASK(12, 12), + }, + [MT8192_POWER_DOMAIN_MFG3] = { + .sta_mask = BIT(5), + .ctl_offs = 0x0314, + .sram_pdn_bits = GENMASK(8, 8), + .sram_pdn_ack_bits = GENMASK(12, 12), + }, + [MT8192_POWER_DOMAIN_MFG4] = { + .sta_mask = BIT(6), + .ctl_offs = 0x0318, + .sram_pdn_bits = GENMASK(8, 8), + .sram_pdn_ack_bits = GENMASK(12, 12), + }, + [MT8192_POWER_DOMAIN_MFG5] = { + .sta_mask = BIT(7), + .ctl_offs = 0x031c, + .sram_pdn_bits = GENMASK(8, 8), + .sram_pdn_ack_bits = GENMASK(12, 12), + }, + [MT8192_POWER_DOMAIN_MFG6] = { + .sta_mask = BIT(8), + .ctl_offs = 0x0320, + .sram_pdn_bits = GENMASK(8, 8), + .sram_pdn_ack_bits = GENMASK(12, 12), + }, + [MT8192_POWER_DOMAIN_DISP] = { + .sta_mask = BIT(20), + .ctl_offs = 0x0350, + .sram_pdn_bits = GENMASK(8, 8), + .sram_pdn_ack_bits = GENMASK(12, 12), + .bp_infracfg = { + BUS_PROT_WR_IGN(MT8192_TOP_AXI_PROT_EN_MM_DISP, + MT8192_TOP_AXI_PROT_EN_MM_SET, + MT8192_TOP_AXI_PROT_EN_MM_CLR, + MT8192_TOP_AXI_PROT_EN_MM_STA1), + BUS_PROT_WR_IGN(MT8192_TOP_AXI_PROT_EN_MM_2_DISP, + MT8192_TOP_AXI_PROT_EN_MM_2_SET, + MT8192_TOP_AXI_PROT_EN_MM_2_CLR, + MT8192_TOP_AXI_PROT_EN_MM_2_STA1), + BUS_PROT_WR(MT8192_TOP_AXI_PROT_EN_DISP, + MT8192_TOP_AXI_PROT_EN_SET, + MT8192_TOP_AXI_PROT_EN_CLR, + MT8192_TOP_AXI_PROT_EN_STA1), + BUS_PROT_WR(MT8192_TOP_AXI_PROT_EN_MM_DISP_2ND, + MT8192_TOP_AXI_PROT_EN_MM_SET, + MT8192_TOP_AXI_PROT_EN_MM_CLR, + MT8192_TOP_AXI_PROT_EN_MM_STA1), + BUS_PROT_WR(MT8192_TOP_AXI_PROT_EN_MM_2_DISP_2ND, + MT8192_TOP_AXI_PROT_EN_MM_2_SET, + MT8192_TOP_AXI_PROT_EN_MM_2_CLR, + MT8192_TOP_AXI_PROT_EN_MM_2_STA1), + }, + }, + [MT8192_POWER_DOMAIN_IPE] = { + .sta_mask = BIT(14), + .ctl_offs = 0x0338, + .sram_pdn_bits = GENMASK(8, 8), + .sram_pdn_ack_bits = GENMASK(12, 12), + .bp_infracfg = { + BUS_PROT_WR(MT8192_TOP_AXI_PROT_EN_MM_IPE, + MT8192_TOP_AXI_PROT_EN_MM_SET, + MT8192_TOP_AXI_PROT_EN_MM_CLR, + MT8192_TOP_AXI_PROT_EN_MM_STA1), + BUS_PROT_WR(MT8192_TOP_AXI_PROT_EN_MM_IPE_2ND, + MT8192_TOP_AXI_PROT_EN_MM_SET, + MT8192_TOP_AXI_PROT_EN_MM_CLR, + MT8192_TOP_AXI_PROT_EN_MM_STA1), + }, + }, + [MT8192_POWER_DOMAIN_ISP] = { + .sta_mask = BIT(12), + .ctl_offs = 0x0330, + .sram_pdn_bits = GENMASK(8, 8), + .sram_pdn_ack_bits = GENMASK(12, 12), + .bp_infracfg = { + BUS_PROT_WR(MT8192_TOP_AXI_PROT_EN_MM_2_ISP, + MT8192_TOP_AXI_PROT_EN_MM_2_SET, + MT8192_TOP_AXI_PROT_EN_MM_2_CLR, + MT8192_TOP_AXI_PROT_EN_MM_2_STA1), + BUS_PROT_WR(MT8192_TOP_AXI_PROT_EN_MM_2_ISP_2ND, + MT8192_TOP_AXI_PROT_EN_MM_2_SET, + MT8192_TOP_AXI_PROT_EN_MM_2_CLR, + MT8192_TOP_AXI_PROT_EN_MM_2_STA1), + }, + }, + [MT8192_POWER_DOMAIN_ISP2] = { + .sta_mask = BIT(13), + .ctl_offs = 0x0334, + .sram_pdn_bits = GENMASK(8, 8), + .sram_pdn_ack_bits = GENMASK(12, 12), + .bp_infracfg = { + BUS_PROT_WR(MT8192_TOP_AXI_PROT_EN_MM_ISP2, + MT8192_TOP_AXI_PROT_EN_MM_SET, + MT8192_TOP_AXI_PROT_EN_MM_CLR, + MT8192_TOP_AXI_PROT_EN_MM_STA1), + BUS_PROT_WR(MT8192_TOP_AXI_PROT_EN_MM_ISP2_2ND, + MT8192_TOP_AXI_PROT_EN_MM_SET, + MT8192_TOP_AXI_PROT_EN_MM_CLR, + MT8192_TOP_AXI_PROT_EN_MM_STA1), + }, + }, + [MT8192_POWER_DOMAIN_MDP] = { + .sta_mask = BIT(19), + .ctl_offs = 0x034c, + .sram_pdn_bits = GENMASK(8, 8), + .sram_pdn_ack_bits = GENMASK(12, 12), + .bp_infracfg = { + BUS_PROT_WR(MT8192_TOP_AXI_PROT_EN_MM_2_MDP, + MT8192_TOP_AXI_PROT_EN_MM_2_SET, + MT8192_TOP_AXI_PROT_EN_MM_2_CLR, + MT8192_TOP_AXI_PROT_EN_MM_2_STA1), + BUS_PROT_WR(MT8192_TOP_AXI_PROT_EN_MM_2_MDP_2ND, + MT8192_TOP_AXI_PROT_EN_MM_2_SET, + MT8192_TOP_AXI_PROT_EN_MM_2_CLR, + MT8192_TOP_AXI_PROT_EN_MM_2_STA1), + }, + }, + [MT8192_POWER_DOMAIN_VENC] = { + .sta_mask = BIT(17), + .ctl_offs = 0x0344, + .sram_pdn_bits = GENMASK(8, 8), + .sram_pdn_ack_bits = GENMASK(12, 12), + .bp_infracfg = { + BUS_PROT_WR(MT8192_TOP_AXI_PROT_EN_MM_VENC, + MT8192_TOP_AXI_PROT_EN_MM_SET, + MT8192_TOP_AXI_PROT_EN_MM_CLR, + MT8192_TOP_AXI_PROT_EN_MM_STA1), + BUS_PROT_WR(MT8192_TOP_AXI_PROT_EN_MM_VENC_2ND, + MT8192_TOP_AXI_PROT_EN_MM_SET, + MT8192_TOP_AXI_PROT_EN_MM_CLR, + MT8192_TOP_AXI_PROT_EN_MM_STA1), + }, + }, + [MT8192_POWER_DOMAIN_VDEC] = { + .sta_mask = BIT(15), + .ctl_offs = 0x033c, + .sram_pdn_bits = GENMASK(8, 8), + .sram_pdn_ack_bits = GENMASK(12, 12), + .bp_infracfg = { + BUS_PROT_WR(MT8192_TOP_AXI_PROT_EN_MM_VDEC, + MT8192_TOP_AXI_PROT_EN_MM_SET, + MT8192_TOP_AXI_PROT_EN_MM_CLR, + MT8192_TOP_AXI_PROT_EN_MM_STA1), + BUS_PROT_WR(MT8192_TOP_AXI_PROT_EN_MM_VDEC_2ND, + MT8192_TOP_AXI_PROT_EN_MM_SET, + MT8192_TOP_AXI_PROT_EN_MM_CLR, + MT8192_TOP_AXI_PROT_EN_MM_STA1), + }, + }, + [MT8192_POWER_DOMAIN_VDEC2] = { + .sta_mask = BIT(16), + .ctl_offs = 0x0340, + .sram_pdn_bits = GENMASK(8, 8), + .sram_pdn_ack_bits = GENMASK(12, 12), + }, + [MT8192_POWER_DOMAIN_CAM] = { + .sta_mask = BIT(23), + .ctl_offs = 0x035c, + .sram_pdn_bits = GENMASK(8, 8), + .sram_pdn_ack_bits = GENMASK(12, 12), + .bp_infracfg = { + BUS_PROT_WR(MT8192_TOP_AXI_PROT_EN_2_CAM, + MT8192_TOP_AXI_PROT_EN_2_SET, + MT8192_TOP_AXI_PROT_EN_2_CLR, + MT8192_TOP_AXI_PROT_EN_2_STA1), + BUS_PROT_WR(MT8192_TOP_AXI_PROT_EN_MM_CAM, + MT8192_TOP_AXI_PROT_EN_MM_SET, + MT8192_TOP_AXI_PROT_EN_MM_CLR, + MT8192_TOP_AXI_PROT_EN_MM_STA1), + BUS_PROT_WR(MT8192_TOP_AXI_PROT_EN_1_CAM, + MT8192_TOP_AXI_PROT_EN_1_SET, + MT8192_TOP_AXI_PROT_EN_1_CLR, + MT8192_TOP_AXI_PROT_EN_1_STA1), + BUS_PROT_WR(MT8192_TOP_AXI_PROT_EN_MM_CAM_2ND, + MT8192_TOP_AXI_PROT_EN_MM_SET, + MT8192_TOP_AXI_PROT_EN_MM_CLR, + MT8192_TOP_AXI_PROT_EN_MM_STA1), + BUS_PROT_WR(MT8192_TOP_AXI_PROT_EN_VDNR_CAM, + MT8192_TOP_AXI_PROT_EN_VDNR_SET, + MT8192_TOP_AXI_PROT_EN_VDNR_CLR, + MT8192_TOP_AXI_PROT_EN_VDNR_STA1), + }, + }, + [MT8192_POWER_DOMAIN_CAM_RAWA] = { + .sta_mask = BIT(24), + .ctl_offs = 0x0360, + .sram_pdn_bits = GENMASK(8, 8), + .sram_pdn_ack_bits = GENMASK(12, 12), + }, + [MT8192_POWER_DOMAIN_CAM_RAWB] = { + .sta_mask = BIT(25), + .ctl_offs = 0x0364, + .sram_pdn_bits = GENMASK(8, 8), + .sram_pdn_ack_bits = GENMASK(12, 12), + }, + [MT8192_POWER_DOMAIN_CAM_RAWC] = { + .sta_mask = BIT(26), + .ctl_offs = 0x0368, + .sram_pdn_bits = GENMASK(8, 8), + .sram_pdn_ack_bits = GENMASK(12, 12), + }, +}; + +static const struct scpsys_soc_data mt8192_scpsys_data = { + .domains_data = scpsys_domain_data_mt8192, + .num_domains = ARRAY_SIZE(scpsys_domain_data_mt8192), + .pwr_sta_offs = 0x016c, + .pwr_sta2nd_offs = 0x0170, +}; + +#endif /* __SOC_MEDIATEK_MT8192_PM_DOMAINS_H */ diff --git a/drivers/soc/mediatek/mtk-cmdq-helper.c b/drivers/soc/mediatek/mtk-cmdq-helper.c index 505651b0d715..280d3bd9f675 100644 --- a/drivers/soc/mediatek/mtk-cmdq-helper.c +++ b/drivers/soc/mediatek/mtk-cmdq-helper.c @@ -70,14 +70,7 @@ int cmdq_dev_get_client_reg(struct device *dev, } EXPORT_SYMBOL(cmdq_dev_get_client_reg); -static void cmdq_client_timeout(struct timer_list *t) -{ - struct cmdq_client *client = from_timer(client, t, timer); - - dev_err(client->client.dev, "cmdq timeout!\n"); -} - -struct cmdq_client *cmdq_mbox_create(struct device *dev, int index, u32 timeout) +struct cmdq_client *cmdq_mbox_create(struct device *dev, int index) { struct cmdq_client *client; @@ -85,12 +78,6 @@ struct cmdq_client *cmdq_mbox_create(struct device *dev, int index, u32 timeout) if (!client) return (struct cmdq_client *)-ENOMEM; - client->timeout_ms = timeout; - if (timeout != CMDQ_NO_TIMEOUT) { - spin_lock_init(&client->lock); - timer_setup(&client->timer, cmdq_client_timeout, 0); - } - client->pkt_cnt = 0; client->client.dev = dev; client->client.tx_block = false; client->client.knows_txdone = true; @@ -112,11 +99,6 @@ EXPORT_SYMBOL(cmdq_mbox_create); void cmdq_mbox_destroy(struct cmdq_client *client) { - if (client->timeout_ms != CMDQ_NO_TIMEOUT) { - spin_lock(&client->lock); - del_timer_sync(&client->timer); - spin_unlock(&client->lock); - } mbox_free_channel(client->chan); kfree(client); } @@ -449,18 +431,6 @@ static void cmdq_pkt_flush_async_cb(struct cmdq_cb_data data) struct cmdq_task_cb *cb = &pkt->cb; struct cmdq_client *client = (struct cmdq_client *)pkt->cl; - if (client->timeout_ms != CMDQ_NO_TIMEOUT) { - unsigned long flags = 0; - - spin_lock_irqsave(&client->lock, flags); - if (--client->pkt_cnt == 0) - del_timer(&client->timer); - else - mod_timer(&client->timer, jiffies + - msecs_to_jiffies(client->timeout_ms)); - spin_unlock_irqrestore(&client->lock, flags); - } - dma_sync_single_for_cpu(client->chan->mbox->dev, pkt->pa_base, pkt->cmd_buf_size, DMA_TO_DEVICE); if (cb->cb) { @@ -473,7 +443,6 @@ int cmdq_pkt_flush_async(struct cmdq_pkt *pkt, cmdq_async_flush_cb cb, void *data) { int err; - unsigned long flags = 0; struct cmdq_client *client = (struct cmdq_client *)pkt->cl; pkt->cb.cb = cb; @@ -484,14 +453,6 @@ int cmdq_pkt_flush_async(struct cmdq_pkt *pkt, cmdq_async_flush_cb cb, dma_sync_single_for_device(client->chan->mbox->dev, pkt->pa_base, pkt->cmd_buf_size, DMA_TO_DEVICE); - if (client->timeout_ms != CMDQ_NO_TIMEOUT) { - spin_lock_irqsave(&client->lock, flags); - if (client->pkt_cnt++ == 0) - mod_timer(&client->timer, jiffies + - msecs_to_jiffies(client->timeout_ms)); - spin_unlock_irqrestore(&client->lock, flags); - } - err = mbox_send_message(client->chan, pkt); if (err < 0) return err; diff --git a/drivers/soc/mediatek/mtk-devapc.c b/drivers/soc/mediatek/mtk-devapc.c new file mode 100644 index 000000000000..f1cea041dc5a --- /dev/null +++ b/drivers/soc/mediatek/mtk-devapc.c @@ -0,0 +1,308 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (C) 2020 MediaTek Inc. + */ + +#include +#include +#include +#include +#include +#include +#include +#include + +#define VIO_MOD_TO_REG_IND(m) ((m) / 32) +#define VIO_MOD_TO_REG_OFF(m) ((m) % 32) + +struct mtk_devapc_vio_dbgs { + union { + u32 vio_dbg0; + struct { + u32 mstid:16; + u32 dmnid:6; + u32 vio_w:1; + u32 vio_r:1; + u32 addr_h:4; + u32 resv:4; + } dbg0_bits; + }; + + u32 vio_dbg1; +}; + +struct mtk_devapc_data { + /* numbers of violation index */ + u32 vio_idx_num; + + /* reg offset */ + u32 vio_mask_offset; + u32 vio_sta_offset; + u32 vio_dbg0_offset; + u32 vio_dbg1_offset; + u32 apc_con_offset; + u32 vio_shift_sta_offset; + u32 vio_shift_sel_offset; + u32 vio_shift_con_offset; +}; + +struct mtk_devapc_context { + struct device *dev; + void __iomem *infra_base; + struct clk *infra_clk; + const struct mtk_devapc_data *data; +}; + +static void clear_vio_status(struct mtk_devapc_context *ctx) +{ + void __iomem *reg; + int i; + + reg = ctx->infra_base + ctx->data->vio_sta_offset; + + for (i = 0; i < VIO_MOD_TO_REG_IND(ctx->data->vio_idx_num) - 1; i++) + writel(GENMASK(31, 0), reg + 4 * i); + + writel(GENMASK(VIO_MOD_TO_REG_OFF(ctx->data->vio_idx_num) - 1, 0), + reg + 4 * i); +} + +static void mask_module_irq(struct mtk_devapc_context *ctx, bool mask) +{ + void __iomem *reg; + u32 val; + int i; + + reg = ctx->infra_base + ctx->data->vio_mask_offset; + + if (mask) + val = GENMASK(31, 0); + else + val = 0; + + for (i = 0; i < VIO_MOD_TO_REG_IND(ctx->data->vio_idx_num) - 1; i++) + writel(val, reg + 4 * i); + + val = readl(reg + 4 * i); + if (mask) + val |= GENMASK(VIO_MOD_TO_REG_OFF(ctx->data->vio_idx_num) - 1, + 0); + else + val &= ~GENMASK(VIO_MOD_TO_REG_OFF(ctx->data->vio_idx_num) - 1, + 0); + + writel(val, reg + 4 * i); +} + +#define PHY_DEVAPC_TIMEOUT 0x10000 + +/* + * devapc_sync_vio_dbg - do "shift" mechansim" to get full violation information. + * shift mechanism is depends on devapc hardware design. + * Mediatek devapc set multiple slaves as a group. + * When violation is triggered, violation info is kept + * inside devapc hardware. + * Driver should do shift mechansim to sync full violation + * info to VIO_DBGs registers. + * + */ +static int devapc_sync_vio_dbg(struct mtk_devapc_context *ctx) +{ + void __iomem *pd_vio_shift_sta_reg; + void __iomem *pd_vio_shift_sel_reg; + void __iomem *pd_vio_shift_con_reg; + int min_shift_group; + int ret; + u32 val; + + pd_vio_shift_sta_reg = ctx->infra_base + + ctx->data->vio_shift_sta_offset; + pd_vio_shift_sel_reg = ctx->infra_base + + ctx->data->vio_shift_sel_offset; + pd_vio_shift_con_reg = ctx->infra_base + + ctx->data->vio_shift_con_offset; + + /* Find the minimum shift group which has violation */ + val = readl(pd_vio_shift_sta_reg); + if (!val) + return false; + + min_shift_group = __ffs(val); + + /* Assign the group to sync */ + writel(0x1 << min_shift_group, pd_vio_shift_sel_reg); + + /* Start syncing */ + writel(0x1, pd_vio_shift_con_reg); + + ret = readl_poll_timeout(pd_vio_shift_con_reg, val, val == 0x3, 0, + PHY_DEVAPC_TIMEOUT); + if (ret) { + dev_err(ctx->dev, "%s: Shift violation info failed\n", __func__); + return false; + } + + /* Stop syncing */ + writel(0x0, pd_vio_shift_con_reg); + + /* Write clear */ + writel(0x1 << min_shift_group, pd_vio_shift_sta_reg); + + return true; +} + +/* + * devapc_extract_vio_dbg - extract full violation information after doing + * shift mechanism. + */ +static void devapc_extract_vio_dbg(struct mtk_devapc_context *ctx) +{ + struct mtk_devapc_vio_dbgs vio_dbgs; + void __iomem *vio_dbg0_reg; + void __iomem *vio_dbg1_reg; + + vio_dbg0_reg = ctx->infra_base + ctx->data->vio_dbg0_offset; + vio_dbg1_reg = ctx->infra_base + ctx->data->vio_dbg1_offset; + + vio_dbgs.vio_dbg0 = readl(vio_dbg0_reg); + vio_dbgs.vio_dbg1 = readl(vio_dbg1_reg); + + /* Print violation information */ + if (vio_dbgs.dbg0_bits.vio_w) + dev_info(ctx->dev, "Write Violation\n"); + else if (vio_dbgs.dbg0_bits.vio_r) + dev_info(ctx->dev, "Read Violation\n"); + + dev_info(ctx->dev, "Bus ID:0x%x, Dom ID:0x%x, Vio Addr:0x%x\n", + vio_dbgs.dbg0_bits.mstid, vio_dbgs.dbg0_bits.dmnid, + vio_dbgs.vio_dbg1); +} + +/* + * devapc_violation_irq - the devapc Interrupt Service Routine (ISR) will dump + * violation information including which master violates + * access slave. + */ +static irqreturn_t devapc_violation_irq(int irq_number, void *data) +{ + struct mtk_devapc_context *ctx = data; + + while (devapc_sync_vio_dbg(ctx)) + devapc_extract_vio_dbg(ctx); + + clear_vio_status(ctx); + + return IRQ_HANDLED; +} + +/* + * start_devapc - unmask slave's irq to start receiving devapc violation. + */ +static void start_devapc(struct mtk_devapc_context *ctx) +{ + writel(BIT(31), ctx->infra_base + ctx->data->apc_con_offset); + + mask_module_irq(ctx, false); +} + +/* + * stop_devapc - mask slave's irq to stop service. + */ +static void stop_devapc(struct mtk_devapc_context *ctx) +{ + mask_module_irq(ctx, true); + + writel(BIT(2), ctx->infra_base + ctx->data->apc_con_offset); +} + +static const struct mtk_devapc_data devapc_mt6779 = { + .vio_idx_num = 511, + .vio_mask_offset = 0x0, + .vio_sta_offset = 0x400, + .vio_dbg0_offset = 0x900, + .vio_dbg1_offset = 0x904, + .apc_con_offset = 0xF00, + .vio_shift_sta_offset = 0xF10, + .vio_shift_sel_offset = 0xF14, + .vio_shift_con_offset = 0xF20, +}; + +static const struct of_device_id mtk_devapc_dt_match[] = { + { + .compatible = "mediatek,mt6779-devapc", + .data = &devapc_mt6779, + }, { + }, +}; + +static int mtk_devapc_probe(struct platform_device *pdev) +{ + struct device_node *node = pdev->dev.of_node; + struct mtk_devapc_context *ctx; + u32 devapc_irq; + int ret; + + if (IS_ERR(node)) + return -ENODEV; + + ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_KERNEL); + if (!ctx) + return -ENOMEM; + + ctx->data = of_device_get_match_data(&pdev->dev); + ctx->dev = &pdev->dev; + + ctx->infra_base = of_iomap(node, 0); + if (!ctx->infra_base) + return -EINVAL; + + devapc_irq = irq_of_parse_and_map(node, 0); + if (!devapc_irq) + return -EINVAL; + + ctx->infra_clk = devm_clk_get(&pdev->dev, "devapc-infra-clock"); + if (IS_ERR(ctx->infra_clk)) + return -EINVAL; + + if (clk_prepare_enable(ctx->infra_clk)) + return -EINVAL; + + ret = devm_request_irq(&pdev->dev, devapc_irq, devapc_violation_irq, + IRQF_TRIGGER_NONE, "devapc", ctx); + if (ret) { + clk_disable_unprepare(ctx->infra_clk); + return ret; + } + + platform_set_drvdata(pdev, ctx); + + start_devapc(ctx); + + return 0; +} + +static int mtk_devapc_remove(struct platform_device *pdev) +{ + struct mtk_devapc_context *ctx = platform_get_drvdata(pdev); + + stop_devapc(ctx); + + clk_disable_unprepare(ctx->infra_clk); + + return 0; +} + +static struct platform_driver mtk_devapc_driver = { + .probe = mtk_devapc_probe, + .remove = mtk_devapc_remove, + .driver = { + .name = "mtk-devapc", + .of_match_table = mtk_devapc_dt_match, + }, +}; + +module_platform_driver(mtk_devapc_driver); + +MODULE_DESCRIPTION("Mediatek Device APC Driver"); +MODULE_AUTHOR("Neal Liu "); +MODULE_LICENSE("GPL"); diff --git a/drivers/soc/mediatek/mtk-infracfg.c b/drivers/soc/mediatek/mtk-infracfg.c index 4a123796aad3..0590b68e0d78 100644 --- a/drivers/soc/mediatek/mtk-infracfg.c +++ b/drivers/soc/mediatek/mtk-infracfg.c @@ -12,11 +12,6 @@ #define MTK_POLL_DELAY_US 10 #define MTK_POLL_TIMEOUT (jiffies_to_usecs(HZ)) -#define INFRA_TOPAXI_PROTECTEN 0x0220 -#define INFRA_TOPAXI_PROTECTSTA1 0x0228 -#define INFRA_TOPAXI_PROTECTEN_SET 0x0260 -#define INFRA_TOPAXI_PROTECTEN_CLR 0x0264 - /** * mtk_infracfg_set_bus_protection - enable bus protection * @infracfg: The infracfg regmap diff --git a/drivers/soc/mediatek/mtk-mmsys.c b/drivers/soc/mediatek/mtk-mmsys.c index a55f25511173..18f93979e14a 100644 --- a/drivers/soc/mediatek/mtk-mmsys.c +++ b/drivers/soc/mediatek/mtk-mmsys.c @@ -5,13 +5,11 @@ */ #include +#include #include #include #include -#include "../../gpu/drm/mediatek/mtk_drm_ddp.h" -#include "../../gpu/drm/mediatek/mtk_drm_ddp_comp.h" - #define DISP_REG_CONFIG_DISP_OVL0_MOUT_EN 0x040 #define DISP_REG_CONFIG_DISP_OVL1_MOUT_EN 0x044 #define DISP_REG_CONFIG_DISP_OD_MOUT_EN 0x048 @@ -308,15 +306,12 @@ static int mtk_mmsys_probe(struct platform_device *pdev) struct platform_device *clks; struct platform_device *drm; void __iomem *config_regs; - struct resource *mem; int ret; - mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); - config_regs = devm_ioremap_resource(dev, mem); + config_regs = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(config_regs)) { ret = PTR_ERR(config_regs); - dev_err(dev, "Failed to ioremap mmsys-config resource: %d\n", - ret); + dev_err(dev, "Failed to ioremap mmsys registers: %d\n", ret); return ret; } diff --git a/drivers/soc/mediatek/mtk-pm-domains.c b/drivers/soc/mediatek/mtk-pm-domains.c new file mode 100644 index 000000000000..fb70cb3b07b3 --- /dev/null +++ b/drivers/soc/mediatek/mtk-pm-domains.c @@ -0,0 +1,614 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Copyright (c) 2020 Collabora Ltd. + */ +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include "mt8173-pm-domains.h" +#include "mt8183-pm-domains.h" +#include "mt8192-pm-domains.h" + +#define MTK_POLL_DELAY_US 10 +#define MTK_POLL_TIMEOUT USEC_PER_SEC + +#define PWR_RST_B_BIT BIT(0) +#define PWR_ISO_BIT BIT(1) +#define PWR_ON_BIT BIT(2) +#define PWR_ON_2ND_BIT BIT(3) +#define PWR_CLK_DIS_BIT BIT(4) +#define PWR_SRAM_CLKISO_BIT BIT(5) +#define PWR_SRAM_ISOINT_B_BIT BIT(6) + +struct scpsys_domain { + struct generic_pm_domain genpd; + const struct scpsys_domain_data *data; + struct scpsys *scpsys; + int num_clks; + struct clk_bulk_data *clks; + int num_subsys_clks; + struct clk_bulk_data *subsys_clks; + struct regmap *infracfg; + struct regmap *smi; +}; + +struct scpsys { + struct device *dev; + struct regmap *base; + const struct scpsys_soc_data *soc_data; + struct genpd_onecell_data pd_data; + struct generic_pm_domain *domains[]; +}; + +#define to_scpsys_domain(gpd) container_of(gpd, struct scpsys_domain, genpd) + +static bool scpsys_domain_is_on(struct scpsys_domain *pd) +{ + struct scpsys *scpsys = pd->scpsys; + u32 status, status2; + + regmap_read(scpsys->base, scpsys->soc_data->pwr_sta_offs, &status); + status &= pd->data->sta_mask; + + regmap_read(scpsys->base, scpsys->soc_data->pwr_sta2nd_offs, &status2); + status2 &= pd->data->sta_mask; + + /* A domain is on when both status bits are set. */ + return status && status2; +} + +static int scpsys_sram_enable(struct scpsys_domain *pd) +{ + u32 pdn_ack = pd->data->sram_pdn_ack_bits; + struct scpsys *scpsys = pd->scpsys; + unsigned int tmp; + int ret; + + regmap_clear_bits(scpsys->base, pd->data->ctl_offs, pd->data->sram_pdn_bits); + + /* Either wait until SRAM_PDN_ACK all 1 or 0 */ + ret = regmap_read_poll_timeout(scpsys->base, pd->data->ctl_offs, tmp, + (tmp & pdn_ack) == 0, MTK_POLL_DELAY_US, MTK_POLL_TIMEOUT); + if (ret < 0) + return ret; + + if (MTK_SCPD_CAPS(pd, MTK_SCPD_SRAM_ISO)) { + regmap_set_bits(scpsys->base, pd->data->ctl_offs, PWR_SRAM_ISOINT_B_BIT); + udelay(1); + regmap_clear_bits(scpsys->base, pd->data->ctl_offs, PWR_SRAM_CLKISO_BIT); + } + + return 0; +} + +static int scpsys_sram_disable(struct scpsys_domain *pd) +{ + u32 pdn_ack = pd->data->sram_pdn_ack_bits; + struct scpsys *scpsys = pd->scpsys; + unsigned int tmp; + + if (MTK_SCPD_CAPS(pd, MTK_SCPD_SRAM_ISO)) { + regmap_set_bits(scpsys->base, pd->data->ctl_offs, PWR_SRAM_CLKISO_BIT); + udelay(1); + regmap_clear_bits(scpsys->base, pd->data->ctl_offs, PWR_SRAM_ISOINT_B_BIT); + } + + regmap_set_bits(scpsys->base, pd->data->ctl_offs, pd->data->sram_pdn_bits); + + /* Either wait until SRAM_PDN_ACK all 1 or 0 */ + return regmap_read_poll_timeout(scpsys->base, pd->data->ctl_offs, tmp, + (tmp & pdn_ack) == pdn_ack, MTK_POLL_DELAY_US, + MTK_POLL_TIMEOUT); +} + +static int _scpsys_bus_protect_enable(const struct scpsys_bus_prot_data *bpd, struct regmap *regmap) +{ + int i, ret; + + for (i = 0; i < SPM_MAX_BUS_PROT_DATA; i++) { + u32 val, mask = bpd[i].bus_prot_mask; + + if (!mask) + break; + + if (bpd[i].bus_prot_reg_update) + regmap_set_bits(regmap, bpd[i].bus_prot_set, mask); + else + regmap_write(regmap, bpd[i].bus_prot_set, mask); + + ret = regmap_read_poll_timeout(regmap, bpd[i].bus_prot_sta, + val, (val & mask) == mask, + MTK_POLL_DELAY_US, MTK_POLL_TIMEOUT); + if (ret) + return ret; + } + + return 0; +} + +static int scpsys_bus_protect_enable(struct scpsys_domain *pd) +{ + int ret; + + ret = _scpsys_bus_protect_enable(pd->data->bp_infracfg, pd->infracfg); + if (ret) + return ret; + + return _scpsys_bus_protect_enable(pd->data->bp_smi, pd->smi); +} + +static int _scpsys_bus_protect_disable(const struct scpsys_bus_prot_data *bpd, + struct regmap *regmap) +{ + int i, ret; + + for (i = SPM_MAX_BUS_PROT_DATA - 1; i >= 0; i--) { + u32 val, mask = bpd[i].bus_prot_mask; + + if (!mask) + continue; + + if (bpd[i].bus_prot_reg_update) + regmap_clear_bits(regmap, bpd[i].bus_prot_clr, mask); + else + regmap_write(regmap, bpd[i].bus_prot_clr, mask); + + if (bpd[i].ignore_clr_ack) + continue; + + ret = regmap_read_poll_timeout(regmap, bpd[i].bus_prot_sta, + val, !(val & mask), + MTK_POLL_DELAY_US, MTK_POLL_TIMEOUT); + if (ret) + return ret; + } + + return 0; +} + +static int scpsys_bus_protect_disable(struct scpsys_domain *pd) +{ + int ret; + + ret = _scpsys_bus_protect_disable(pd->data->bp_smi, pd->smi); + if (ret) + return ret; + + return _scpsys_bus_protect_disable(pd->data->bp_infracfg, pd->infracfg); +} + +static int scpsys_power_on(struct generic_pm_domain *genpd) +{ + struct scpsys_domain *pd = container_of(genpd, struct scpsys_domain, genpd); + struct scpsys *scpsys = pd->scpsys; + bool tmp; + int ret; + + ret = clk_bulk_enable(pd->num_clks, pd->clks); + if (ret) + return ret; + + /* subsys power on */ + regmap_set_bits(scpsys->base, pd->data->ctl_offs, PWR_ON_BIT); + regmap_set_bits(scpsys->base, pd->data->ctl_offs, PWR_ON_2ND_BIT); + + /* wait until PWR_ACK = 1 */ + ret = readx_poll_timeout(scpsys_domain_is_on, pd, tmp, tmp, MTK_POLL_DELAY_US, + MTK_POLL_TIMEOUT); + if (ret < 0) + goto err_pwr_ack; + + regmap_clear_bits(scpsys->base, pd->data->ctl_offs, PWR_CLK_DIS_BIT); + regmap_clear_bits(scpsys->base, pd->data->ctl_offs, PWR_ISO_BIT); + regmap_set_bits(scpsys->base, pd->data->ctl_offs, PWR_RST_B_BIT); + + ret = clk_bulk_enable(pd->num_subsys_clks, pd->subsys_clks); + if (ret) + goto err_pwr_ack; + + ret = scpsys_sram_enable(pd); + if (ret < 0) + goto err_disable_subsys_clks; + + ret = scpsys_bus_protect_disable(pd); + if (ret < 0) + goto err_disable_sram; + + return 0; + +err_disable_sram: + scpsys_sram_disable(pd); +err_disable_subsys_clks: + clk_bulk_disable(pd->num_subsys_clks, pd->subsys_clks); +err_pwr_ack: + clk_bulk_disable(pd->num_clks, pd->clks); + return ret; +} + +static int scpsys_power_off(struct generic_pm_domain *genpd) +{ + struct scpsys_domain *pd = container_of(genpd, struct scpsys_domain, genpd); + struct scpsys *scpsys = pd->scpsys; + bool tmp; + int ret; + + ret = scpsys_bus_protect_enable(pd); + if (ret < 0) + return ret; + + ret = scpsys_sram_disable(pd); + if (ret < 0) + return ret; + + clk_bulk_disable(pd->num_subsys_clks, pd->subsys_clks); + + /* subsys power off */ + regmap_clear_bits(scpsys->base, pd->data->ctl_offs, PWR_RST_B_BIT); + regmap_set_bits(scpsys->base, pd->data->ctl_offs, PWR_ISO_BIT); + regmap_set_bits(scpsys->base, pd->data->ctl_offs, PWR_CLK_DIS_BIT); + regmap_clear_bits(scpsys->base, pd->data->ctl_offs, PWR_ON_2ND_BIT); + regmap_clear_bits(scpsys->base, pd->data->ctl_offs, PWR_ON_BIT); + + /* wait until PWR_ACK = 0 */ + ret = readx_poll_timeout(scpsys_domain_is_on, pd, tmp, !tmp, MTK_POLL_DELAY_US, + MTK_POLL_TIMEOUT); + if (ret < 0) + return ret; + + clk_bulk_disable(pd->num_clks, pd->clks); + + return 0; +} + +static struct +generic_pm_domain *scpsys_add_one_domain(struct scpsys *scpsys, struct device_node *node) +{ + const struct scpsys_domain_data *domain_data; + struct scpsys_domain *pd; + struct property *prop; + const char *clk_name; + int i, ret, num_clks; + struct clk *clk; + int clk_ind = 0; + u32 id; + + ret = of_property_read_u32(node, "reg", &id); + if (ret) { + dev_err(scpsys->dev, "%pOF: failed to retrieve domain id from reg: %d\n", + node, ret); + return ERR_PTR(-EINVAL); + } + + if (id >= scpsys->soc_data->num_domains) { + dev_err(scpsys->dev, "%pOF: invalid domain id %d\n", node, id); + return ERR_PTR(-EINVAL); + } + + domain_data = &scpsys->soc_data->domains_data[id]; + if (domain_data->sta_mask == 0) { + dev_err(scpsys->dev, "%pOF: undefined domain id %d\n", node, id); + return ERR_PTR(-EINVAL); + } + + pd = devm_kzalloc(scpsys->dev, sizeof(*pd), GFP_KERNEL); + if (!pd) + return ERR_PTR(-ENOMEM); + + pd->data = domain_data; + pd->scpsys = scpsys; + + pd->infracfg = syscon_regmap_lookup_by_phandle_optional(node, "mediatek,infracfg"); + if (IS_ERR(pd->infracfg)) + return ERR_CAST(pd->infracfg); + + pd->smi = syscon_regmap_lookup_by_phandle_optional(node, "mediatek,smi"); + if (IS_ERR(pd->smi)) + return ERR_CAST(pd->smi); + + num_clks = of_clk_get_parent_count(node); + if (num_clks > 0) { + /* Calculate number of subsys_clks */ + of_property_for_each_string(node, "clock-names", prop, clk_name) { + char *subsys; + + subsys = strchr(clk_name, '-'); + if (subsys) + pd->num_subsys_clks++; + else + pd->num_clks++; + } + + pd->clks = devm_kcalloc(scpsys->dev, pd->num_clks, sizeof(*pd->clks), GFP_KERNEL); + if (!pd->clks) + return ERR_PTR(-ENOMEM); + + pd->subsys_clks = devm_kcalloc(scpsys->dev, pd->num_subsys_clks, + sizeof(*pd->subsys_clks), GFP_KERNEL); + if (!pd->subsys_clks) + return ERR_PTR(-ENOMEM); + + } + + for (i = 0; i < pd->num_clks; i++) { + clk = of_clk_get(node, i); + if (IS_ERR(clk)) { + ret = PTR_ERR(clk); + dev_err_probe(scpsys->dev, ret, + "%pOF: failed to get clk at index %d: %d\n", node, i, ret); + goto err_put_clocks; + } + + pd->clks[clk_ind++].clk = clk; + } + + for (i = 0; i < pd->num_subsys_clks; i++) { + clk = of_clk_get(node, i + clk_ind); + if (IS_ERR(clk)) { + ret = PTR_ERR(clk); + dev_err_probe(scpsys->dev, ret, + "%pOF: failed to get clk at index %d: %d\n", node, + i + clk_ind, ret); + goto err_put_subsys_clocks; + } + + pd->subsys_clks[i].clk = clk; + } + + ret = clk_bulk_prepare(pd->num_clks, pd->clks); + if (ret) + goto err_put_subsys_clocks; + + ret = clk_bulk_prepare(pd->num_subsys_clks, pd->subsys_clks); + if (ret) + goto err_unprepare_clocks; + + /* + * Initially turn on all domains to make the domains usable + * with !CONFIG_PM and to get the hardware in sync with the + * software. The unused domains will be switched off during + * late_init time. + */ + if (MTK_SCPD_CAPS(pd, MTK_SCPD_KEEP_DEFAULT_OFF)) { + if (scpsys_domain_is_on(pd)) + dev_warn(scpsys->dev, + "%pOF: A default off power domain has been ON\n", node); + } else { + ret = scpsys_power_on(&pd->genpd); + if (ret < 0) { + dev_err(scpsys->dev, "%pOF: failed to power on domain: %d\n", node, ret); + goto err_unprepare_clocks; + } + } + + if (scpsys->domains[id]) { + ret = -EINVAL; + dev_err(scpsys->dev, + "power domain with id %d already exists, check your device-tree\n", id); + goto err_unprepare_subsys_clocks; + } + + pd->genpd.name = node->name; + pd->genpd.power_off = scpsys_power_off; + pd->genpd.power_on = scpsys_power_on; + + if (MTK_SCPD_CAPS(pd, MTK_SCPD_KEEP_DEFAULT_OFF)) + pm_genpd_init(&pd->genpd, NULL, true); + else + pm_genpd_init(&pd->genpd, NULL, false); + + scpsys->domains[id] = &pd->genpd; + + return scpsys->pd_data.domains[id]; + +err_unprepare_subsys_clocks: + clk_bulk_unprepare(pd->num_subsys_clks, pd->subsys_clks); +err_unprepare_clocks: + clk_bulk_unprepare(pd->num_clks, pd->clks); +err_put_subsys_clocks: + clk_bulk_put(pd->num_subsys_clks, pd->subsys_clks); +err_put_clocks: + clk_bulk_put(pd->num_clks, pd->clks); + return ERR_PTR(ret); +} + +static int scpsys_add_subdomain(struct scpsys *scpsys, struct device_node *parent) +{ + struct generic_pm_domain *child_pd, *parent_pd; + struct device_node *child; + int ret; + + for_each_child_of_node(parent, child) { + u32 id; + + ret = of_property_read_u32(parent, "reg", &id); + if (ret) { + dev_err(scpsys->dev, "%pOF: failed to get parent domain id\n", child); + goto err_put_node; + } + + if (!scpsys->pd_data.domains[id]) { + ret = -EINVAL; + dev_err(scpsys->dev, "power domain with id %d does not exist\n", id); + goto err_put_node; + } + + parent_pd = scpsys->pd_data.domains[id]; + + child_pd = scpsys_add_one_domain(scpsys, child); + if (IS_ERR(child_pd)) { + ret = PTR_ERR(child_pd); + dev_err(scpsys->dev, "%pOF: failed to get child domain id\n", child); + goto err_put_node; + } + + ret = pm_genpd_add_subdomain(parent_pd, child_pd); + if (ret) { + dev_err(scpsys->dev, "failed to add %s subdomain to parent %s\n", + child_pd->name, parent_pd->name); + goto err_put_node; + } else { + dev_dbg(scpsys->dev, "%s add subdomain: %s\n", parent_pd->name, + child_pd->name); + } + + /* recursive call to add all subdomains */ + ret = scpsys_add_subdomain(scpsys, child); + if (ret) + goto err_put_node; + } + + return 0; + +err_put_node: + of_node_put(child); + return ret; +} + +static void scpsys_remove_one_domain(struct scpsys_domain *pd) +{ + int ret; + + if (scpsys_domain_is_on(pd)) + scpsys_power_off(&pd->genpd); + + /* + * We're in the error cleanup already, so we only complain, + * but won't emit another error on top of the original one. + */ + ret = pm_genpd_remove(&pd->genpd); + if (ret < 0) + dev_err(pd->scpsys->dev, + "failed to remove domain '%s' : %d - state may be inconsistent\n", + pd->genpd.name, ret); + + clk_bulk_unprepare(pd->num_clks, pd->clks); + clk_bulk_put(pd->num_clks, pd->clks); + + clk_bulk_unprepare(pd->num_subsys_clks, pd->subsys_clks); + clk_bulk_put(pd->num_subsys_clks, pd->subsys_clks); +} + +static void scpsys_domain_cleanup(struct scpsys *scpsys) +{ + struct generic_pm_domain *genpd; + struct scpsys_domain *pd; + int i; + + for (i = scpsys->pd_data.num_domains - 1; i >= 0; i--) { + genpd = scpsys->pd_data.domains[i]; + if (genpd) { + pd = to_scpsys_domain(genpd); + scpsys_remove_one_domain(pd); + } + } +} + +static const struct of_device_id scpsys_of_match[] = { + { + .compatible = "mediatek,mt8173-power-controller", + .data = &mt8173_scpsys_data, + }, + { + .compatible = "mediatek,mt8183-power-controller", + .data = &mt8183_scpsys_data, + }, + { + .compatible = "mediatek,mt8192-power-controller", + .data = &mt8192_scpsys_data, + }, + { } +}; + +static int scpsys_probe(struct platform_device *pdev) +{ + struct device *dev = &pdev->dev; + struct device_node *np = dev->of_node; + const struct scpsys_soc_data *soc; + struct device_node *node; + struct device *parent; + struct scpsys *scpsys; + int ret; + + soc = of_device_get_match_data(&pdev->dev); + if (!soc) { + dev_err(&pdev->dev, "no power controller data\n"); + return -EINVAL; + } + + scpsys = devm_kzalloc(dev, struct_size(scpsys, domains, soc->num_domains), GFP_KERNEL); + if (!scpsys) + return -ENOMEM; + + scpsys->dev = dev; + scpsys->soc_data = soc; + + scpsys->pd_data.domains = scpsys->domains; + scpsys->pd_data.num_domains = soc->num_domains; + + parent = dev->parent; + if (!parent) { + dev_err(dev, "no parent for syscon devices\n"); + return -ENODEV; + } + + scpsys->base = syscon_node_to_regmap(parent->of_node); + if (IS_ERR(scpsys->base)) { + dev_err(dev, "no regmap available\n"); + return PTR_ERR(scpsys->base); + } + + ret = -ENODEV; + for_each_available_child_of_node(np, node) { + struct generic_pm_domain *domain; + + domain = scpsys_add_one_domain(scpsys, node); + if (IS_ERR(domain)) { + ret = PTR_ERR(domain); + of_node_put(node); + goto err_cleanup_domains; + } + + ret = scpsys_add_subdomain(scpsys, node); + if (ret) { + of_node_put(node); + goto err_cleanup_domains; + } + } + + if (ret) { + dev_dbg(dev, "no power domains present\n"); + return ret; + } + + ret = of_genpd_add_provider_onecell(np, &scpsys->pd_data); + if (ret) { + dev_err(dev, "failed to add provider: %d\n", ret); + goto err_cleanup_domains; + } + + return 0; + +err_cleanup_domains: + scpsys_domain_cleanup(scpsys); + return ret; +} + +static struct platform_driver scpsys_pm_domain_driver = { + .probe = scpsys_probe, + .driver = { + .name = "mtk-power-controller", + .suppress_bind_attrs = true, + .of_match_table = scpsys_of_match, + }, +}; +builtin_platform_driver(scpsys_pm_domain_driver); diff --git a/drivers/soc/mediatek/mtk-pm-domains.h b/drivers/soc/mediatek/mtk-pm-domains.h new file mode 100644 index 000000000000..a2f4d8f97e05 --- /dev/null +++ b/drivers/soc/mediatek/mtk-pm-domains.h @@ -0,0 +1,102 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ + +#ifndef __SOC_MEDIATEK_MTK_PM_DOMAINS_H +#define __SOC_MEDIATEK_MTK_PM_DOMAINS_H + +#define MTK_SCPD_ACTIVE_WAKEUP BIT(0) +#define MTK_SCPD_FWAIT_SRAM BIT(1) +#define MTK_SCPD_SRAM_ISO BIT(2) +#define MTK_SCPD_KEEP_DEFAULT_OFF BIT(3) +#define MTK_SCPD_CAPS(_scpd, _x) ((_scpd)->data->caps & (_x)) + +#define SPM_VDE_PWR_CON 0x0210 +#define SPM_MFG_PWR_CON 0x0214 +#define SPM_VEN_PWR_CON 0x0230 +#define SPM_ISP_PWR_CON 0x0238 +#define SPM_DIS_PWR_CON 0x023c +#define SPM_VEN2_PWR_CON 0x0298 +#define SPM_AUDIO_PWR_CON 0x029c +#define SPM_MFG_2D_PWR_CON 0x02c0 +#define SPM_MFG_ASYNC_PWR_CON 0x02c4 +#define SPM_USB_PWR_CON 0x02cc + +#define SPM_PWR_STATUS 0x060c +#define SPM_PWR_STATUS_2ND 0x0610 + +#define PWR_STATUS_CONN BIT(1) +#define PWR_STATUS_DISP BIT(3) +#define PWR_STATUS_MFG BIT(4) +#define PWR_STATUS_ISP BIT(5) +#define PWR_STATUS_VDEC BIT(7) +#define PWR_STATUS_VENC_LT BIT(20) +#define PWR_STATUS_VENC BIT(21) +#define PWR_STATUS_MFG_2D BIT(22) +#define PWR_STATUS_MFG_ASYNC BIT(23) +#define PWR_STATUS_AUDIO BIT(24) +#define PWR_STATUS_USB BIT(25) + +#define SPM_MAX_BUS_PROT_DATA 5 + +#define _BUS_PROT(_mask, _set, _clr, _sta, _update, _ignore) { \ + .bus_prot_mask = (_mask), \ + .bus_prot_set = _set, \ + .bus_prot_clr = _clr, \ + .bus_prot_sta = _sta, \ + .bus_prot_reg_update = _update, \ + .ignore_clr_ack = _ignore, \ + } + +#define BUS_PROT_WR(_mask, _set, _clr, _sta) \ + _BUS_PROT(_mask, _set, _clr, _sta, false, false) + +#define BUS_PROT_WR_IGN(_mask, _set, _clr, _sta) \ + _BUS_PROT(_mask, _set, _clr, _sta, false, true) + +#define BUS_PROT_UPDATE(_mask, _set, _clr, _sta) \ + _BUS_PROT(_mask, _set, _clr, _sta, true, false) + +#define BUS_PROT_UPDATE_TOPAXI(_mask) \ + BUS_PROT_UPDATE(_mask, \ + INFRA_TOPAXI_PROTECTEN, \ + INFRA_TOPAXI_PROTECTEN_CLR, \ + INFRA_TOPAXI_PROTECTSTA1) + +struct scpsys_bus_prot_data { + u32 bus_prot_mask; + u32 bus_prot_set; + u32 bus_prot_clr; + u32 bus_prot_sta; + bool bus_prot_reg_update; + bool ignore_clr_ack; +}; + +#define MAX_SUBSYS_CLKS 10 + +/** + * struct scpsys_domain_data - scp domain data for power on/off flow + * @sta_mask: The mask for power on/off status bit. + * @ctl_offs: The offset for main power control register. + * @sram_pdn_bits: The mask for sram power control bits. + * @sram_pdn_ack_bits: The mask for sram power control acked bits. + * @caps: The flag for active wake-up action. + * @bp_infracfg: bus protection for infracfg subsystem + * @bp_smi: bus protection for smi subsystem + */ +struct scpsys_domain_data { + u32 sta_mask; + int ctl_offs; + u32 sram_pdn_bits; + u32 sram_pdn_ack_bits; + u8 caps; + const struct scpsys_bus_prot_data bp_infracfg[SPM_MAX_BUS_PROT_DATA]; + const struct scpsys_bus_prot_data bp_smi[SPM_MAX_BUS_PROT_DATA]; +}; + +struct scpsys_soc_data { + const struct scpsys_domain_data *domains_data; + int num_domains; + int pwr_sta_offs; + int pwr_sta2nd_offs; +}; + +#endif /* __SOC_MEDIATEK_MTK_PM_DOMAINS_H */ diff --git a/drivers/soc/mediatek/mtk-scpsys.c b/drivers/soc/mediatek/mtk-scpsys.c index f669d3754627..ca75b14931ec 100644 --- a/drivers/soc/mediatek/mtk-scpsys.c +++ b/drivers/soc/mediatek/mtk-scpsys.c @@ -524,6 +524,7 @@ static void mtk_register_power_domains(struct platform_device *pdev, for (i = 0; i < num; i++) { struct scp_domain *scpd = &scp->domains[i]; struct generic_pm_domain *genpd = &scpd->genpd; + bool on; /* * Initially turn on all domains to make the domains usable @@ -531,9 +532,9 @@ static void mtk_register_power_domains(struct platform_device *pdev, * software. The unused domains will be switched off during * late_init time. */ - genpd->power_on(genpd); + on = !WARN_ON(genpd->power_on(genpd) < 0); - pm_genpd_init(genpd, NULL, false); + pm_genpd_init(genpd, NULL, !on); } /* diff --git a/drivers/soc/qcom/kryo-l2-accessors.c b/drivers/soc/qcom/kryo-l2-accessors.c index c20cb92077c0..7886af4fd726 100644 --- a/drivers/soc/qcom/kryo-l2-accessors.c +++ b/drivers/soc/qcom/kryo-l2-accessors.c @@ -16,7 +16,7 @@ static DEFINE_RAW_SPINLOCK(l2_access_lock); /** * kryo_l2_set_indirect_reg() - write value to an L2 register * @reg: Address of L2 register. - * @value: Value to be written to register. + * @val: Value to be written to register. * * Use architecturally required barriers for ordering between system register * accesses, and system registers with respect to device memory diff --git a/drivers/soc/qcom/llcc-qcom.c b/drivers/soc/qcom/llcc-qcom.c index 70fbe70c6213..16b421608e9c 100644 --- a/drivers/soc/qcom/llcc-qcom.c +++ b/drivers/soc/qcom/llcc-qcom.c @@ -45,10 +45,13 @@ #define LLCC_TRP_ATTR0_CFGn(n) (0x21000 + SZ_8 * n) #define LLCC_TRP_ATTR1_CFGn(n) (0x21004 + SZ_8 * n) +#define LLCC_TRP_SCID_DIS_CAP_ALLOC 0x21f00 +#define LLCC_TRP_PCB_ACT 0x21f04 + #define BANK_OFFSET_STRIDE 0x80000 /** - * llcc_slice_config - Data associated with the llcc slice + * struct llcc_slice_config - Data associated with the llcc slice * @usecase_id: Unique id for the client's use case * @slice_id: llcc slice id for each client * @max_cap: The maximum capacity of the cache slice provided in KB @@ -89,6 +92,7 @@ struct llcc_slice_config { struct qcom_llcc_config { const struct llcc_slice_config *sct_data; int size; + bool need_llcc_cfg; }; static const struct llcc_slice_config sc7180_data[] = { @@ -119,14 +123,45 @@ static const struct llcc_slice_config sdm845_data[] = { { LLCC_AUDHW, 22, 1024, 1, 1, 0xffc, 0x2, 0, 0, 1, 1, 0 }, }; +static const struct llcc_slice_config sm8150_data[] = { + { LLCC_CPUSS, 1, 3072, 1, 1, 0xFFF, 0x0, 0, 0, 0, 1, 1 }, + { LLCC_VIDSC0, 2, 512, 2, 1, 0xFFF, 0x0, 0, 0, 0, 1, 0 }, + { LLCC_VIDSC1, 3, 512, 2, 1, 0xFFF, 0x0, 0, 0, 0, 1, 0 }, + { LLCC_AUDIO, 6, 1024, 1, 1, 0xFFF, 0x0, 0, 0, 0, 1, 0 }, + { LLCC_MDMHPGRW, 7, 3072, 1, 0, 0xFF, 0xF00, 0, 0, 0, 1, 0 }, + { LLCC_MDM, 8, 3072, 1, 1, 0xFFF, 0x0, 0, 0, 0, 1, 0 }, + { LLCC_MODHW, 9, 1024, 1, 1, 0xFFF, 0x0, 0, 0, 0, 1, 0 }, + { LLCC_CMPT, 10, 3072, 1, 1, 0xFFF, 0x0, 0, 0, 0, 1, 0 }, + { LLCC_GPUHTW , 11, 512, 1, 1, 0xFFF, 0x0, 0, 0, 0, 1, 0 }, + { LLCC_GPU, 12, 2560, 1, 1, 0xFFF, 0x0, 0, 0, 0, 1, 0 }, + { LLCC_MMUHWT, 13, 1024, 1, 1, 0xFFF, 0x0, 0, 0, 0, 0, 1 }, + { LLCC_CMPTDMA, 15, 3072, 1, 1, 0xFFF, 0x0, 0, 0, 0, 1, 0 }, + { LLCC_DISP, 16, 3072, 1, 1, 0xFFF, 0x0, 0, 0, 0, 1, 0 }, + { LLCC_MDMHPFX, 20, 1024, 2, 1, 0xFFF, 0x0, 0, 0, 0, 1, 0 }, + { LLCC_MDMHPFX, 21, 1024, 0, 1, 0xF, 0x0, 0, 0, 0, 1, 0 }, + { LLCC_AUDHW, 22, 1024, 1, 1, 0xFFF, 0x0, 0, 0, 0, 1, 0 }, + { LLCC_NPU, 23, 3072, 1, 1, 0xFFF, 0x0, 0, 0, 0, 1, 0 }, + { LLCC_WLHW, 24, 3072, 1, 1, 0xFFF, 0x0, 0, 0, 0, 1, 0 }, + { LLCC_MODPE, 29, 256, 1, 1, 0xF, 0x0, 0, 0, 0, 1, 0 }, + { LLCC_APTCM, 30, 256, 3, 1, 0x0, 0x1, 1, 0, 0, 1, 0 }, + { LLCC_WRCACHE, 31, 128, 1, 1, 0xFFF, 0x0, 0, 0, 0, 0, 0 }, +}; + static const struct qcom_llcc_config sc7180_cfg = { .sct_data = sc7180_data, .size = ARRAY_SIZE(sc7180_data), + .need_llcc_cfg = true, }; static const struct qcom_llcc_config sdm845_cfg = { .sct_data = sdm845_data, .size = ARRAY_SIZE(sdm845_data), + .need_llcc_cfg = false, +}; + +static const struct qcom_llcc_config sm8150_cfg = { + .sct_data = sm8150_data, + .size = ARRAY_SIZE(sm8150_data), }; static struct llcc_drv_data *drv_data = (void *) -EPROBE_DEFER; @@ -318,62 +353,91 @@ size_t llcc_get_slice_size(struct llcc_slice_desc *desc) } EXPORT_SYMBOL_GPL(llcc_get_slice_size); -static int qcom_llcc_cfg_program(struct platform_device *pdev) +static int _qcom_llcc_cfg_program(const struct llcc_slice_config *config, + const struct qcom_llcc_config *cfg) { - int i; + int ret; u32 attr1_cfg; u32 attr0_cfg; u32 attr1_val; u32 attr0_val; u32 max_cap_cacheline; + struct llcc_slice_desc desc; + + attr1_val = config->cache_mode; + attr1_val |= config->probe_target_ways << ATTR1_PROBE_TARGET_WAYS_SHIFT; + attr1_val |= config->fixed_size << ATTR1_FIXED_SIZE_SHIFT; + attr1_val |= config->priority << ATTR1_PRIORITY_SHIFT; + + max_cap_cacheline = MAX_CAP_TO_BYTES(config->max_cap); + + /* + * LLCC instances can vary for each target. + * The SW writes to broadcast register which gets propagated + * to each llcc instance (llcc0,.. llccN). + * Since the size of the memory is divided equally amongst the + * llcc instances, we need to configure the max cap accordingly. + */ + max_cap_cacheline = max_cap_cacheline / drv_data->num_banks; + max_cap_cacheline >>= CACHE_LINE_SIZE_SHIFT; + attr1_val |= max_cap_cacheline << ATTR1_MAX_CAP_SHIFT; + + attr1_cfg = LLCC_TRP_ATTR1_CFGn(config->slice_id); + + ret = regmap_write(drv_data->bcast_regmap, attr1_cfg, attr1_val); + if (ret) + return ret; + + attr0_val = config->res_ways & ATTR0_RES_WAYS_MASK; + attr0_val |= config->bonus_ways << ATTR0_BONUS_WAYS_SHIFT; + + attr0_cfg = LLCC_TRP_ATTR0_CFGn(config->slice_id); + + ret = regmap_write(drv_data->bcast_regmap, attr0_cfg, attr0_val); + if (ret) + return ret; + + if (cfg->need_llcc_cfg) { + u32 disable_cap_alloc, retain_pc; + + disable_cap_alloc = config->dis_cap_alloc << config->slice_id; + ret = regmap_write(drv_data->bcast_regmap, + LLCC_TRP_SCID_DIS_CAP_ALLOC, disable_cap_alloc); + if (ret) + return ret; + + retain_pc = config->retain_on_pc << config->slice_id; + ret = regmap_write(drv_data->bcast_regmap, + LLCC_TRP_PCB_ACT, retain_pc); + if (ret) + return ret; + } + + if (config->activate_on_init) { + desc.slice_id = config->slice_id; + ret = llcc_slice_activate(&desc); + } + + return ret; +} + +static int qcom_llcc_cfg_program(struct platform_device *pdev, + const struct qcom_llcc_config *cfg) +{ + int i; u32 sz; int ret = 0; const struct llcc_slice_config *llcc_table; - struct llcc_slice_desc desc; sz = drv_data->cfg_size; llcc_table = drv_data->cfg; for (i = 0; i < sz; i++) { - attr1_cfg = LLCC_TRP_ATTR1_CFGn(llcc_table[i].slice_id); - attr0_cfg = LLCC_TRP_ATTR0_CFGn(llcc_table[i].slice_id); - - attr1_val = llcc_table[i].cache_mode; - attr1_val |= llcc_table[i].probe_target_ways << - ATTR1_PROBE_TARGET_WAYS_SHIFT; - attr1_val |= llcc_table[i].fixed_size << - ATTR1_FIXED_SIZE_SHIFT; - attr1_val |= llcc_table[i].priority << - ATTR1_PRIORITY_SHIFT; - - max_cap_cacheline = MAX_CAP_TO_BYTES(llcc_table[i].max_cap); - - /* LLCC instances can vary for each target. - * The SW writes to broadcast register which gets propagated - * to each llcc instace (llcc0,.. llccN). - * Since the size of the memory is divided equally amongst the - * llcc instances, we need to configure the max cap accordingly. - */ - max_cap_cacheline = max_cap_cacheline / drv_data->num_banks; - max_cap_cacheline >>= CACHE_LINE_SIZE_SHIFT; - attr1_val |= max_cap_cacheline << ATTR1_MAX_CAP_SHIFT; - - attr0_val = llcc_table[i].res_ways & ATTR0_RES_WAYS_MASK; - attr0_val |= llcc_table[i].bonus_ways << ATTR0_BONUS_WAYS_SHIFT; - - ret = regmap_write(drv_data->bcast_regmap, attr1_cfg, - attr1_val); + ret = _qcom_llcc_cfg_program(&llcc_table[i], cfg); if (ret) return ret; - ret = regmap_write(drv_data->bcast_regmap, attr0_cfg, - attr0_val); - if (ret) - return ret; - if (llcc_table[i].activate_on_init) { - desc.slice_id = llcc_table[i].slice_id; - ret = llcc_slice_activate(&desc); - } } + return ret; } @@ -472,7 +536,7 @@ static int qcom_llcc_probe(struct platform_device *pdev) mutex_init(&drv_data->lock); platform_set_drvdata(pdev, drv_data); - ret = qcom_llcc_cfg_program(pdev); + ret = qcom_llcc_cfg_program(pdev, cfg); if (ret) goto err; @@ -494,6 +558,7 @@ err: static const struct of_device_id qcom_llcc_of_match[] = { { .compatible = "qcom,sc7180-llcc", .data = &sc7180_cfg }, { .compatible = "qcom,sdm845-llcc", .data = &sdm845_cfg }, + { .compatible = "qcom,sm8150-llcc", .data = &sm8150_cfg }, { } }; diff --git a/drivers/soc/qcom/pdr_interface.c b/drivers/soc/qcom/pdr_interface.c index 088dc99f77f3..209dcdca923f 100644 --- a/drivers/soc/qcom/pdr_interface.c +++ b/drivers/soc/qcom/pdr_interface.c @@ -110,7 +110,7 @@ static void pdr_locator_del_server(struct qmi_handle *qmi, pdr->locator_addr.sq_port = 0; } -static struct qmi_ops pdr_locator_ops = { +static const struct qmi_ops pdr_locator_ops = { .new_server = pdr_locator_new_server, .del_server = pdr_locator_del_server, }; @@ -238,7 +238,7 @@ static void pdr_notifier_del_server(struct qmi_handle *qmi, mutex_unlock(&pdr->list_lock); } -static struct qmi_ops pdr_notifier_ops = { +static const struct qmi_ops pdr_notifier_ops = { .new_server = pdr_notifier_new_server, .del_server = pdr_notifier_del_server, }; @@ -343,7 +343,7 @@ static void pdr_indication_cb(struct qmi_handle *qmi, queue_work(pdr->indack_wq, &pdr->indack_work); } -static struct qmi_msg_handler qmi_indication_handler[] = { +static const struct qmi_msg_handler qmi_indication_handler[] = { { .type = QMI_INDICATION, .msg_id = SERVREG_STATE_UPDATED_IND_ID, @@ -569,7 +569,7 @@ EXPORT_SYMBOL(pdr_add_lookup); int pdr_restart_pd(struct pdr_handle *pdr, struct pdr_service *pds) { struct servreg_restart_pd_resp resp; - struct servreg_restart_pd_req req; + struct servreg_restart_pd_req req = { 0 }; struct sockaddr_qrtr addr; struct pdr_service *tmp; struct qmi_txn txn; diff --git a/drivers/soc/qcom/qcom-geni-se.c b/drivers/soc/qcom/qcom-geni-se.c index 7649b2057b9a..f42954e2c98e 100644 --- a/drivers/soc/qcom/qcom-geni-se.c +++ b/drivers/soc/qcom/qcom-geni-se.c @@ -82,10 +82,11 @@ #define NUM_AHB_CLKS 2 /** - * @struct geni_wrapper - Data structure to represent the QUP Wrapper Core + * struct geni_wrapper - Data structure to represent the QUP Wrapper Core * @dev: Device pointer of the QUP wrapper core * @base: Base address of this instance of QUP wrapper core * @ahb_clks: Handle to the primary & secondary AHB clocks + * @to_core: Core ICC path */ struct geni_wrapper { struct device *dev; @@ -237,7 +238,7 @@ static void geni_se_irq_clear(struct geni_se *se) * geni_se_init() - Initialize the GENI serial engine * @se: Pointer to the concerned serial engine. * @rx_wm: Receive watermark, in units of FIFO words. - * @rx_rfr_wm: Ready-for-receive watermark, in units of FIFO words. + * @rx_rfr: Ready-for-receive watermark, in units of FIFO words. * * This function is used to initialize the GENI serial engine, configure * receive watermark and ready-for-receive watermarks. @@ -732,7 +733,7 @@ void geni_se_tx_dma_unprep(struct geni_se *se, dma_addr_t iova, size_t len) { struct geni_wrapper *wrapper = se->wrapper; - if (iova && !dma_mapping_error(wrapper->dev, iova)) + if (!dma_mapping_error(wrapper->dev, iova)) dma_unmap_single(wrapper->dev, iova, len, DMA_TO_DEVICE); } EXPORT_SYMBOL(geni_se_tx_dma_unprep); @@ -749,7 +750,7 @@ void geni_se_rx_dma_unprep(struct geni_se *se, dma_addr_t iova, size_t len) { struct geni_wrapper *wrapper = se->wrapper; - if (iova && !dma_mapping_error(wrapper->dev, iova)) + if (!dma_mapping_error(wrapper->dev, iova)) dma_unmap_single(wrapper->dev, iova, len, DMA_FROM_DEVICE); } EXPORT_SYMBOL(geni_se_rx_dma_unprep); diff --git a/drivers/soc/qcom/qcom_aoss.c b/drivers/soc/qcom/qcom_aoss.c index ed2c687c16b3..b5840d624bc6 100644 --- a/drivers/soc/qcom/qcom_aoss.c +++ b/drivers/soc/qcom/qcom_aoss.c @@ -65,6 +65,7 @@ struct qmp_cooling_device { * @tx_lock: provides synchronization between multiple callers of qmp_send() * @qdss_clk: QDSS clock hw struct * @pd_data: genpd data + * @cooling_devs: thermal cooling devices */ struct qmp { void __iomem *msgram; @@ -225,7 +226,6 @@ static bool qmp_message_empty(struct qmp *qmp) static int qmp_send(struct qmp *qmp, const void *data, size_t len) { long time_left; - size_t tlen; int ret; if (WARN_ON(len + sizeof(u32) > qmp->size)) @@ -242,7 +242,7 @@ static int qmp_send(struct qmp *qmp, const void *data, size_t len) writel(len, qmp->msgram + qmp->offset); /* Read back len to confirm data written in message RAM */ - tlen = readl(qmp->msgram + qmp->offset); + readl(qmp->msgram + qmp->offset); qmp_kick(qmp); time_left = wait_event_interruptible_timeout(qmp->event, diff --git a/drivers/soc/qcom/rpmh-rsc.c b/drivers/soc/qcom/rpmh-rsc.c index 44a32cb5f33d..37969dcbaf14 100644 --- a/drivers/soc/qcom/rpmh-rsc.c +++ b/drivers/soc/qcom/rpmh-rsc.c @@ -498,7 +498,7 @@ static void __tcs_buffer_write(struct rsc_drv *drv, int tcs_id, int cmd_id, write_tcs_cmd(drv, RSC_DRV_CMD_MSGID, tcs_id, j, msgid); write_tcs_cmd(drv, RSC_DRV_CMD_ADDR, tcs_id, j, cmd->addr); write_tcs_cmd(drv, RSC_DRV_CMD_DATA, tcs_id, j, cmd->data); - // trace_rpmh_send_msg_rcuidle(drv, tcs_id, j, msgid, cmd); + trace_rpmh_send_msg(drv, tcs_id, j, msgid, cmd); } write_tcs_reg(drv, RSC_DRV_CMD_WAIT_FOR_CMPL, tcs_id, cmd_complete); @@ -1021,7 +1021,6 @@ static const struct of_device_id rpmh_drv_match[] = { }; MODULE_DEVICE_TABLE(of, rpmh_drv_match); - static struct platform_driver rpmh_driver = { .probe = rpmh_rsc_probe, .driver = { diff --git a/drivers/soc/qcom/rpmh.c b/drivers/soc/qcom/rpmh.c index b61e183ede69..01765ee9cdfb 100644 --- a/drivers/soc/qcom/rpmh.c +++ b/drivers/soc/qcom/rpmh.c @@ -181,8 +181,6 @@ static int __rpmh_write(const struct device *dev, enum rpmh_state state, struct cache_req *req; int i; - rpm_msg->msg.state = state; - /* Cache the request in our store and link the payload */ for (i = 0; i < rpm_msg->msg.num_cmds; i++) { req = cache_rpm_request(ctrlr, state, &rpm_msg->msg.cmds[i]); @@ -190,8 +188,6 @@ static int __rpmh_write(const struct device *dev, enum rpmh_state state, return PTR_ERR(req); } - rpm_msg->msg.state = state; - if (state == RPMH_ACTIVE_ONLY_STATE) { WARN_ON(irqs_disabled()); ret = rpmh_rsc_send_data(ctrlr_to_drv(ctrlr), &rpm_msg->msg); @@ -254,7 +250,7 @@ EXPORT_SYMBOL(rpmh_write_async); /** * rpmh_write: Write a set of RPMH commands and block until response * - * @rc: The RPMH handle got from rpmh_get_client + * @dev: The device making the request * @state: Active/sleep set * @cmd: The payload data * @n: The number of elements in @cmd @@ -268,11 +264,9 @@ int rpmh_write(const struct device *dev, enum rpmh_state state, DEFINE_RPMH_MSG_ONSTACK(dev, state, &compl, rpm_msg); int ret; - if (!cmd || !n || n > MAX_RPMH_PAYLOAD) - return -EINVAL; - - memcpy(rpm_msg.cmd, cmd, n * sizeof(*cmd)); - rpm_msg.msg.num_cmds = n; + ret = __fill_rpmh_msg(&rpm_msg, state, cmd, n); + if (ret) + return ret; ret = __rpmh_write(dev, state, &rpm_msg); if (ret) diff --git a/drivers/soc/qcom/rpmhpd.c b/drivers/soc/qcom/rpmhpd.c index e72426221a69..7ce06356d24c 100644 --- a/drivers/soc/qcom/rpmhpd.c +++ b/drivers/soc/qcom/rpmhpd.c @@ -24,9 +24,12 @@ * struct rpmhpd - top level RPMh power domain resource data structure * @dev: rpmh power domain controller device * @pd: generic_pm_domain corrresponding to the power domain + * @parent: generic_pm_domain corrresponding to the parent's power domain * @peer: A peer power domain in case Active only Voting is * supported * @active_only: True if it represents an Active only peer + * @corner: current corner + * @active_corner: current active corner * @level: An array of level (vlvl) to corner (hlvl) mappings * derived from cmd-db * @level_count: Number of levels supported by the power domain. max @@ -132,6 +135,18 @@ static const struct rpmhpd_desc sdm845_desc = { .num_pds = ARRAY_SIZE(sdm845_rpmhpds), }; +/* SDX55 RPMH powerdomains */ +static struct rpmhpd *sdx55_rpmhpds[] = { + [SDX55_MSS] = &sdm845_mss, + [SDX55_MX] = &sdm845_mx, + [SDX55_CX] = &sdm845_cx, +}; + +static const struct rpmhpd_desc sdx55_desc = { + .rpmhpds = sdx55_rpmhpds, + .num_pds = ARRAY_SIZE(sdx55_rpmhpds), +}; + /* SM8150 RPMH powerdomains */ static struct rpmhpd sm8150_mmcx_ao; @@ -205,6 +220,7 @@ static const struct rpmhpd_desc sc7180_desc = { static const struct of_device_id rpmhpd_match_table[] = { { .compatible = "qcom,sc7180-rpmhpd", .data = &sc7180_desc }, { .compatible = "qcom,sdm845-rpmhpd", .data = &sdm845_desc }, + { .compatible = "qcom,sdx55-rpmhpd", .data = &sdx55_desc}, { .compatible = "qcom,sm8150-rpmhpd", .data = &sm8150_desc }, { .compatible = "qcom,sm8250-rpmhpd", .data = &sm8250_desc }, { } diff --git a/drivers/soc/qcom/rpmpd.c b/drivers/soc/qcom/rpmpd.c index f2168e4259b2..85d1207b72d7 100644 --- a/drivers/soc/qcom/rpmpd.c +++ b/drivers/soc/qcom/rpmpd.c @@ -35,7 +35,7 @@ #define KEY_FLOOR_LEVEL 0x6c6676 /* vfl */ #define KEY_LEVEL 0x6c766c76 /* vlvl */ -#define MAX_8996_RPMPD_STATE 6 +#define MAX_CORNER_RPMPD_STATE 6 #define DEFINE_RPMPD_PAIR(_platform, _name, _active, r_type, r_key, \ r_id) \ @@ -116,6 +116,52 @@ struct rpmpd_desc { static DEFINE_MUTEX(rpmpd_lock); +/* msm8939 RPM Power Domains */ +DEFINE_RPMPD_PAIR(msm8939, vddmd, vddmd_ao, SMPA, CORNER, 1); +DEFINE_RPMPD_VFC(msm8939, vddmd_vfc, SMPA, 1); + +DEFINE_RPMPD_PAIR(msm8939, vddcx, vddcx_ao, SMPA, CORNER, 2); +DEFINE_RPMPD_VFC(msm8939, vddcx_vfc, SMPA, 2); + +DEFINE_RPMPD_PAIR(msm8939, vddmx, vddmx_ao, LDOA, CORNER, 3); + +static struct rpmpd *msm8939_rpmpds[] = { + [MSM8939_VDDMDCX] = &msm8939_vddmd, + [MSM8939_VDDMDCX_AO] = &msm8939_vddmd_ao, + [MSM8939_VDDMDCX_VFC] = &msm8939_vddmd_vfc, + [MSM8939_VDDCX] = &msm8939_vddcx, + [MSM8939_VDDCX_AO] = &msm8939_vddcx_ao, + [MSM8939_VDDCX_VFC] = &msm8939_vddcx_vfc, + [MSM8939_VDDMX] = &msm8939_vddmx, + [MSM8939_VDDMX_AO] = &msm8939_vddmx_ao, +}; + +static const struct rpmpd_desc msm8939_desc = { + .rpmpds = msm8939_rpmpds, + .num_pds = ARRAY_SIZE(msm8939_rpmpds), + .max_state = MAX_CORNER_RPMPD_STATE, +}; + +/* msm8916 RPM Power Domains */ +DEFINE_RPMPD_PAIR(msm8916, vddcx, vddcx_ao, SMPA, CORNER, 1); +DEFINE_RPMPD_PAIR(msm8916, vddmx, vddmx_ao, LDOA, CORNER, 3); + +DEFINE_RPMPD_VFC(msm8916, vddcx_vfc, SMPA, 1); + +static struct rpmpd *msm8916_rpmpds[] = { + [MSM8916_VDDCX] = &msm8916_vddcx, + [MSM8916_VDDCX_AO] = &msm8916_vddcx_ao, + [MSM8916_VDDCX_VFC] = &msm8916_vddcx_vfc, + [MSM8916_VDDMX] = &msm8916_vddmx, + [MSM8916_VDDMX_AO] = &msm8916_vddmx_ao, +}; + +static const struct rpmpd_desc msm8916_desc = { + .rpmpds = msm8916_rpmpds, + .num_pds = ARRAY_SIZE(msm8916_rpmpds), + .max_state = MAX_CORNER_RPMPD_STATE, +}; + /* msm8976 RPM Power Domains */ DEFINE_RPMPD_PAIR(msm8976, vddcx, vddcx_ao, SMPA, LEVEL, 2); DEFINE_RPMPD_PAIR(msm8976, vddmx, vddmx_ao, SMPA, LEVEL, 6); @@ -159,7 +205,7 @@ static struct rpmpd *msm8996_rpmpds[] = { static const struct rpmpd_desc msm8996_desc = { .rpmpds = msm8996_rpmpds, .num_pds = ARRAY_SIZE(msm8996_rpmpds), - .max_state = MAX_8996_RPMPD_STATE, + .max_state = MAX_CORNER_RPMPD_STATE, }; /* msm8998 RPM Power domains */ @@ -220,11 +266,46 @@ static const struct rpmpd_desc qcs404_desc = { .max_state = RPM_SMD_LEVEL_BINNING, }; +/* sdm660 RPM Power domains */ +DEFINE_RPMPD_PAIR(sdm660, vddcx, vddcx_ao, RWCX, LEVEL, 0); +DEFINE_RPMPD_VFL(sdm660, vddcx_vfl, RWCX, 0); + +DEFINE_RPMPD_PAIR(sdm660, vddmx, vddmx_ao, RWMX, LEVEL, 0); +DEFINE_RPMPD_VFL(sdm660, vddmx_vfl, RWMX, 0); + +DEFINE_RPMPD_LEVEL(sdm660, vdd_ssccx, RWLC, 0); +DEFINE_RPMPD_VFL(sdm660, vdd_ssccx_vfl, RWLC, 0); + +DEFINE_RPMPD_LEVEL(sdm660, vdd_sscmx, RWLM, 0); +DEFINE_RPMPD_VFL(sdm660, vdd_sscmx_vfl, RWLM, 0); + +static struct rpmpd *sdm660_rpmpds[] = { + [SDM660_VDDCX] = &sdm660_vddcx, + [SDM660_VDDCX_AO] = &sdm660_vddcx_ao, + [SDM660_VDDCX_VFL] = &sdm660_vddcx_vfl, + [SDM660_VDDMX] = &sdm660_vddmx, + [SDM660_VDDMX_AO] = &sdm660_vddmx_ao, + [SDM660_VDDMX_VFL] = &sdm660_vddmx_vfl, + [SDM660_SSCCX] = &sdm660_vdd_ssccx, + [SDM660_SSCCX_VFL] = &sdm660_vdd_ssccx_vfl, + [SDM660_SSCMX] = &sdm660_vdd_sscmx, + [SDM660_SSCMX_VFL] = &sdm660_vdd_sscmx_vfl, +}; + +static const struct rpmpd_desc sdm660_desc = { + .rpmpds = sdm660_rpmpds, + .num_pds = ARRAY_SIZE(sdm660_rpmpds), + .max_state = RPM_SMD_LEVEL_TURBO, +}; + static const struct of_device_id rpmpd_match_table[] = { + { .compatible = "qcom,msm8916-rpmpd", .data = &msm8916_desc }, + { .compatible = "qcom,msm8939-rpmpd", .data = &msm8939_desc }, { .compatible = "qcom,msm8976-rpmpd", .data = &msm8976_desc }, { .compatible = "qcom,msm8996-rpmpd", .data = &msm8996_desc }, { .compatible = "qcom,msm8998-rpmpd", .data = &msm8998_desc }, { .compatible = "qcom,qcs404-rpmpd", .data = &qcs404_desc }, + { .compatible = "qcom,sdm660-rpmpd", .data = &sdm660_desc }, { } }; MODULE_DEVICE_TABLE(of, rpmpd_match_table); diff --git a/drivers/soc/qcom/smem.c b/drivers/soc/qcom/smem.c index 28c19bcb2f20..7251827bac88 100644 --- a/drivers/soc/qcom/smem.c +++ b/drivers/soc/qcom/smem.c @@ -122,7 +122,7 @@ struct smem_global_entry { * @free_offset: index of the first unallocated byte in smem * @available: number of bytes available for allocation * @reserved: reserved field, must be 0 - * toc: array of references to items + * @toc: array of references to items */ struct smem_header { struct smem_proc_comm proc_comm[4]; @@ -255,6 +255,7 @@ struct smem_region { * processor/host * @cacheline: list of cacheline sizes for each host * @item_count: max accepted item number + * @socinfo: platform device pointer * @num_regions: number of @regions * @regions: list of the memory regions defining the shared memory */ diff --git a/drivers/soc/qcom/smp2p.c b/drivers/soc/qcom/smp2p.c index 07183d731d74..2df488333be9 100644 --- a/drivers/soc/qcom/smp2p.c +++ b/drivers/soc/qcom/smp2p.c @@ -112,6 +112,7 @@ struct smp2p_entry { * struct qcom_smp2p - device driver context * @dev: device driver handle * @in: pointer to the inbound smem item + * @out: pointer to the outbound smem item * @smem_items: ids of the two smem items * @valid_entries: already scanned inbound entries * @local_pid: processor id of the inbound edge @@ -318,15 +319,16 @@ static int qcom_smp2p_inbound_entry(struct qcom_smp2p *smp2p, static int smp2p_update_bits(void *data, u32 mask, u32 value) { struct smp2p_entry *entry = data; + unsigned long flags; u32 orig; u32 val; - spin_lock(&entry->lock); + spin_lock_irqsave(&entry->lock, flags); val = orig = readl(entry->value); val &= ~mask; val |= value; writel(val, entry->value); - spin_unlock(&entry->lock); + spin_unlock_irqrestore(&entry->lock, flags); if (val != orig) qcom_smp2p_kick(entry->smp2p); diff --git a/drivers/soc/qcom/smsm.c b/drivers/soc/qcom/smsm.c index 70c3c90b997c..1d3d5e3ec2b0 100644 --- a/drivers/soc/qcom/smsm.c +++ b/drivers/soc/qcom/smsm.c @@ -130,7 +130,7 @@ struct smsm_host { /** * smsm_update_bits() - change bit in outgoing entry and inform subscribers * @data: smsm context pointer - * @offset: bit in the entry + * @mask: value mask * @value: new value * * Used to set and clear the bits in the outgoing/local entry and inform @@ -254,10 +254,8 @@ static void smsm_mask_irq(struct irq_data *irqd) * smsm_unmask_irq() - subscribe to cascades of IRQs of a certain status bit * @irqd: IRQ handle to be unmasked * - * This subscribes the local CPU to interrupts upon changes to the defined * status bit. The bit is also marked for cascading. - */ static void smsm_unmask_irq(struct irq_data *irqd) { diff --git a/drivers/soc/qcom/socinfo.c b/drivers/soc/qcom/socinfo.c index b44ede48decc..d21530d24253 100644 --- a/drivers/soc/qcom/socinfo.c +++ b/drivers/soc/qcom/socinfo.c @@ -218,13 +218,19 @@ static const struct soc_id soc_id[] = { { 251, "MSM8992" }, { 253, "APQ8094" }, { 291, "APQ8096" }, + { 293, "MSM8953" }, + { 304, "APQ8053" }, { 305, "MSM8996SG" }, { 310, "MSM8996AU" }, { 311, "APQ8096AU" }, { 312, "APQ8096SG" }, { 318, "SDM630" }, { 321, "SDM845" }, + { 338, "SDM450" }, { 341, "SDA845" }, + { 349, "SDM632" }, + { 350, "SDA632" }, + { 351, "SDA450" }, { 356, "SM8250" }, { 402, "IPQ6018" }, { 425, "SC7180" }, diff --git a/drivers/soc/qcom/wcnss_ctrl.c b/drivers/soc/qcom/wcnss_ctrl.c index e5c68051fb17..32bed249f90e 100644 --- a/drivers/soc/qcom/wcnss_ctrl.c +++ b/drivers/soc/qcom/wcnss_ctrl.c @@ -68,9 +68,8 @@ struct wcnss_msg_hdr { u32 len; } __packed; -/** +/* * struct wcnss_version_resp - version request response - * @hdr: common packet wcnss_msg_hdr header */ struct wcnss_version_resp { struct wcnss_msg_hdr hdr; @@ -108,9 +107,11 @@ struct wcnss_download_nv_resp { /** * wcnss_ctrl_smd_callback() - handler from SMD responses - * @channel: smd channel handle + * @rpdev: remote processor message device pointer * @data: pointer to the incoming data packet * @count: size of the incoming data packet + * @priv: unused + * @addr: unused * * Handles any incoming packets from the remote WCNSS_CTRL service. */ @@ -267,6 +268,7 @@ free_req: * @wcnss: wcnss handle, retrieved from drvdata * @name: SMD channel name * @cb: callback to handle incoming data on the channel + * @priv: private data for use in the call-back */ struct rpmsg_endpoint *qcom_wcnss_open_channel(void *wcnss, const char *name, rpmsg_rx_cb_t cb, void *priv) { diff --git a/drivers/soc/renesas/rmobile-sysc.c b/drivers/soc/renesas/rmobile-sysc.c index 54b616ad4a62..9046b8c933cb 100644 --- a/drivers/soc/renesas/rmobile-sysc.c +++ b/drivers/soc/renesas/rmobile-sysc.c @@ -57,19 +57,19 @@ static int rmobile_pd_power_down(struct generic_pm_domain *genpd) return ret; } - if (__raw_readl(rmobile_pd->base + PSTR) & mask) { + if (readl(rmobile_pd->base + PSTR) & mask) { unsigned int retry_count; - __raw_writel(mask, rmobile_pd->base + SPDCR); + writel(mask, rmobile_pd->base + SPDCR); for (retry_count = PSTR_RETRIES; retry_count; retry_count--) { - if (!(__raw_readl(rmobile_pd->base + SPDCR) & mask)) + if (!(readl(rmobile_pd->base + SPDCR) & mask)) break; cpu_relax(); } } pr_debug("%s: Power off, 0x%08x -> PSTR = 0x%08x\n", genpd->name, mask, - __raw_readl(rmobile_pd->base + PSTR)); + readl(rmobile_pd->base + PSTR)); return 0; } @@ -80,13 +80,13 @@ static int __rmobile_pd_power_up(struct rmobile_pm_domain *rmobile_pd) unsigned int retry_count; int ret = 0; - if (__raw_readl(rmobile_pd->base + PSTR) & mask) + if (readl(rmobile_pd->base + PSTR) & mask) return ret; - __raw_writel(mask, rmobile_pd->base + SWUCR); + writel(mask, rmobile_pd->base + SWUCR); for (retry_count = 2 * PSTR_RETRIES; retry_count; retry_count--) { - if (!(__raw_readl(rmobile_pd->base + SWUCR) & mask)) + if (!(readl(rmobile_pd->base + SWUCR) & mask)) break; if (retry_count > PSTR_RETRIES) udelay(PSTR_DELAY_US); @@ -98,7 +98,7 @@ static int __rmobile_pd_power_up(struct rmobile_pm_domain *rmobile_pd) pr_debug("%s: Power on, 0x%08x -> PSTR = 0x%08x\n", rmobile_pd->genpd.name, mask, - __raw_readl(rmobile_pd->base + PSTR)); + readl(rmobile_pd->base + PSTR)); return ret; } @@ -327,6 +327,7 @@ static int __init rmobile_init_pm_domains(void) pmd = of_get_child_by_name(np, "pm-domains"); if (!pmd) { + iounmap(base); pr_warn("%pOF lacks pm-domains node\n", np); continue; } diff --git a/drivers/soc/rockchip/io-domain.c b/drivers/soc/rockchip/io-domain.c index eece97f97ef8..cf8182fc3642 100644 --- a/drivers/soc/rockchip/io-domain.c +++ b/drivers/soc/rockchip/io-domain.c @@ -53,9 +53,6 @@ struct rockchip_iodomain; -/** - * @supplies: voltage settings matching the register bits. - */ struct rockchip_iodomain_soc_data { int grf_offset; const char *supply_names[MAX_SUPPLIES]; @@ -547,6 +544,7 @@ static int rockchip_iodomain_probe(struct platform_device *pdev) if (uV < 0) { dev_err(iod->dev, "Can't determine voltage: %s\n", supply_name); + ret = uV; goto unreg_notify; } diff --git a/drivers/soc/samsung/exynos-chipid.c b/drivers/soc/samsung/exynos-chipid.c index 8d4d05086906..1a76eade2ed6 100644 --- a/drivers/soc/samsung/exynos-chipid.c +++ b/drivers/soc/samsung/exynos-chipid.c @@ -20,6 +20,7 @@ static const struct exynos_soc_id { const char *name; unsigned int id; } soc_ids[] = { + /* List ordered by SoC name */ { "EXYNOS3250", 0xE3472000 }, { "EXYNOS4210", 0x43200000 }, /* EVT0 revision */ { "EXYNOS4210", 0x43210000 }, @@ -29,10 +30,10 @@ static const struct exynos_soc_id { { "EXYNOS5260", 0xE5260000 }, { "EXYNOS5410", 0xE5410000 }, { "EXYNOS5420", 0xE5420000 }, + { "EXYNOS5433", 0xE5433000 }, { "EXYNOS5440", 0xE5440000 }, { "EXYNOS5800", 0xE5422000 }, { "EXYNOS7420", 0xE7420000 }, - { "EXYNOS5433", 0xE5433000 }, }; static const char * __init product_id_to_soc_id(unsigned int product_id) @@ -98,9 +99,9 @@ static int __init exynos_chipid_early_init(void) goto err; } - /* it is too early to use dev_info() here (soc_dev is NULL) */ - pr_info("soc soc0: Exynos: CPU[%s] PRO_ID[0x%x] REV[0x%x] Detected\n", - soc_dev_attr->soc_id, product_id, revision); + dev_info(soc_device_to_device(soc_dev), + "Exynos: CPU[%s] PRO_ID[0x%x] REV[0x%x] Detected\n", + soc_dev_attr->soc_id, product_id, revision); return 0; @@ -110,4 +111,4 @@ err: return ret; } -early_initcall(exynos_chipid_early_init); +arch_initcall(exynos_chipid_early_init); diff --git a/drivers/soc/samsung/exynos-pmu.c b/drivers/soc/samsung/exynos-pmu.c index 17304fa18429..a18c93a4646c 100644 --- a/drivers/soc/samsung/exynos-pmu.c +++ b/drivers/soc/samsung/exynos-pmu.c @@ -8,6 +8,7 @@ #include #include #include +#include #include #include #include @@ -97,6 +98,10 @@ static const struct of_device_id exynos_pmu_of_device_ids[] = { { /*sentinel*/ }, }; +static const struct mfd_cell exynos_pmu_devs[] = { + { .name = "exynos-clkout", }, +}; + struct regmap *exynos_get_pmu_regmap(void) { struct device_node *np = of_find_matching_node(NULL, @@ -110,6 +115,7 @@ EXPORT_SYMBOL_GPL(exynos_get_pmu_regmap); static int exynos_pmu_probe(struct platform_device *pdev) { struct device *dev = &pdev->dev; + int ret; pmu_base_addr = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(pmu_base_addr)) @@ -128,6 +134,11 @@ static int exynos_pmu_probe(struct platform_device *pdev) platform_set_drvdata(pdev, pmu_context); + ret = devm_mfd_add_devices(dev, PLATFORM_DEVID_NONE, exynos_pmu_devs, + ARRAY_SIZE(exynos_pmu_devs), NULL, 0, NULL); + if (ret) + return ret; + if (devm_of_platform_populate(dev)) dev_err(dev, "Error populating children, reboot and poweroff might not work properly\n"); diff --git a/drivers/soc/samsung/exynos5422-asv.c b/drivers/soc/samsung/exynos5422-asv.c index 01bb3050d678..ca409a976e34 100644 --- a/drivers/soc/samsung/exynos5422-asv.c +++ b/drivers/soc/samsung/exynos5422-asv.c @@ -383,7 +383,7 @@ static int __asv_offset_voltage(unsigned int index) return 25000; default: return 0; - }; + } } static void exynos5422_asv_offset_voltage_setup(struct exynos_asv *asv) diff --git a/drivers/soc/samsung/s3c-pm-check.c b/drivers/soc/samsung/s3c-pm-check.c index ff3e099fc208..439d5c372512 100644 --- a/drivers/soc/samsung/s3c-pm-check.c +++ b/drivers/soc/samsung/s3c-pm-check.c @@ -151,7 +151,7 @@ static inline int in_region(void *ptr, int size, void *what, size_t whatsz) /** * s3c_pm_runcheck() - helper to check a resource on restore. * @res: The resource to check - * @vak: Pointer to list of CRC32 values to check. + * @val: Pointer to list of CRC32 values to check. * * Called from the s3c_pm_check_restore() via s3c_pm_run_sysram(), this * function runs the given memory resource checking it against the stored diff --git a/drivers/soc/sunxi/Kconfig b/drivers/soc/sunxi/Kconfig index f10fd6cae13e..1fef0e711056 100644 --- a/drivers/soc/sunxi/Kconfig +++ b/drivers/soc/sunxi/Kconfig @@ -2,6 +2,14 @@ # # Allwinner sunXi SoC drivers # + +config SUNXI_MBUS + bool + default ARCH_SUNXI + help + Say y to enable the fixups needed to support the Allwinner + MBUS DMA quirks. + config SUNXI_SRAM bool default ARCH_SUNXI diff --git a/drivers/soc/sunxi/Makefile b/drivers/soc/sunxi/Makefile index 7816fbbec387..549159571d4f 100644 --- a/drivers/soc/sunxi/Makefile +++ b/drivers/soc/sunxi/Makefile @@ -1,2 +1,3 @@ # SPDX-License-Identifier: GPL-2.0-only +obj-$(CONFIG_SUNXI_MBUS) += sunxi_mbus.o obj-$(CONFIG_SUNXI_SRAM) += sunxi_sram.o diff --git a/drivers/soc/sunxi/sunxi_mbus.c b/drivers/soc/sunxi/sunxi_mbus.c new file mode 100644 index 000000000000..e9925c8487d7 --- /dev/null +++ b/drivers/soc/sunxi/sunxi_mbus.c @@ -0,0 +1,132 @@ +// SPDX-License-Identifier: GPL-2.0 +/* Copyright (C) 2020 Maxime Ripard */ + +#include +#include +#include +#include +#include +#include + +static const char * const sunxi_mbus_devices[] = { + /* + * The display engine virtual devices are not strictly speaking + * connected to the MBUS, but since DRM will perform all the + * memory allocations and DMA operations through that device, we + * need to have the quirk on those devices too. + */ + "allwinner,sun4i-a10-display-engine", + "allwinner,sun5i-a10s-display-engine", + "allwinner,sun5i-a13-display-engine", + "allwinner,sun6i-a31-display-engine", + "allwinner,sun6i-a31s-display-engine", + "allwinner,sun7i-a20-display-engine", + "allwinner,sun8i-a23-display-engine", + "allwinner,sun8i-a33-display-engine", + "allwinner,sun8i-a83t-display-engine", + "allwinner,sun8i-h3-display-engine", + "allwinner,sun8i-r40-display-engine", + "allwinner,sun8i-v3s-display-engine", + "allwinner,sun9i-a80-display-engine", + "allwinner,sun50i-a64-display-engine", + + /* + * And now we have the regular devices connected to the MBUS + * (that we know of). + */ + "allwinner,sun4i-a10-csi1", + "allwinner,sun4i-a10-display-backend", + "allwinner,sun4i-a10-display-frontend", + "allwinner,sun4i-a10-video-engine", + "allwinner,sun5i-a13-display-backend", + "allwinner,sun5i-a13-video-engine", + "allwinner,sun6i-a31-csi", + "allwinner,sun6i-a31-display-backend", + "allwinner,sun7i-a20-csi0", + "allwinner,sun7i-a20-display-backend", + "allwinner,sun7i-a20-display-frontend", + "allwinner,sun7i-a20-video-engine", + "allwinner,sun8i-a23-display-backend", + "allwinner,sun8i-a23-display-frontend", + "allwinner,sun8i-a33-display-backend", + "allwinner,sun8i-a33-display-frontend", + "allwinner,sun8i-a33-video-engine", + "allwinner,sun8i-a83t-csi", + "allwinner,sun8i-h3-csi", + "allwinner,sun8i-h3-video-engine", + "allwinner,sun8i-v3s-csi", + "allwinner,sun9i-a80-display-backend", + "allwinner,sun50i-a64-csi", + "allwinner,sun50i-a64-video-engine", + "allwinner,sun50i-h5-video-engine", + NULL, +}; + +static int sunxi_mbus_notifier(struct notifier_block *nb, + unsigned long event, void *__dev) +{ + struct device *dev = __dev; + int ret; + + if (event != BUS_NOTIFY_ADD_DEVICE) + return NOTIFY_DONE; + + /* + * Only the devices that need a large memory bandwidth do DMA + * directly over the memory bus (called MBUS), instead of going + * through the regular system bus. + */ + if (!of_device_compatible_match(dev->of_node, sunxi_mbus_devices)) + return NOTIFY_DONE; + + /* + * Devices with an interconnects property have the MBUS + * relationship described in their DT and dealt with by + * of_dma_configure, so we can just skip them. + * + * Older DTs or SoCs who are not clearly understood need to set + * that DMA offset though. + */ + if (of_find_property(dev->of_node, "interconnects", NULL)) + return NOTIFY_DONE; + + ret = dma_direct_set_offset(dev, PHYS_OFFSET, 0, SZ_4G); + if (ret) + dev_err(dev, "Couldn't setup our DMA offset: %d\n", ret); + + return NOTIFY_DONE; +} + +static struct notifier_block sunxi_mbus_nb = { + .notifier_call = sunxi_mbus_notifier, +}; + +static const char * const sunxi_mbus_platforms[] __initconst = { + "allwinner,sun4i-a10", + "allwinner,sun5i-a10s", + "allwinner,sun5i-a13", + "allwinner,sun6i-a31", + "allwinner,sun7i-a20", + "allwinner,sun8i-a23", + "allwinner,sun8i-a33", + "allwinner,sun8i-a83t", + "allwinner,sun8i-h3", + "allwinner,sun8i-r40", + "allwinner,sun8i-v3", + "allwinner,sun8i-v3s", + "allwinner,sun9i-a80", + "allwinner,sun50i-a64", + "allwinner,sun50i-h5", + "nextthing,gr8", + NULL, +}; + +static int __init sunxi_mbus_init(void) +{ + if (!of_device_compatible_match(of_root, sunxi_mbus_platforms)) + return 0; + + bus_register_notifier(&platform_bus_type, &sunxi_mbus_nb); + return 0; +} +arch_initcall(sunxi_mbus_init); diff --git a/drivers/soc/tegra/fuse/speedo-tegra124.c b/drivers/soc/tegra/fuse/speedo-tegra124.c index bdbf76bb184f..5b1ee28e4272 100644 --- a/drivers/soc/tegra/fuse/speedo-tegra124.c +++ b/drivers/soc/tegra/fuse/speedo-tegra124.c @@ -101,8 +101,7 @@ static void __init rev_sku_to_speedo_ids(struct tegra_sku_info *sku_info, void __init tegra124_init_speedo_data(struct tegra_sku_info *sku_info) { - int i, threshold, cpu_speedo_0_value, soc_speedo_0_value; - int cpu_iddq_value, gpu_iddq_value, soc_iddq_value; + int i, threshold, soc_speedo_0_value; BUILD_BUG_ON(ARRAY_SIZE(cpu_process_speedos) != THRESHOLD_INDEX_COUNT); @@ -111,25 +110,17 @@ void __init tegra124_init_speedo_data(struct tegra_sku_info *sku_info) BUILD_BUG_ON(ARRAY_SIZE(soc_process_speedos) != THRESHOLD_INDEX_COUNT); - cpu_speedo_0_value = tegra_fuse_read_early(FUSE_CPU_SPEEDO_0); - - /* GPU Speedo is stored in CPU_SPEEDO_2 */ - sku_info->gpu_speedo_value = tegra_fuse_read_early(FUSE_CPU_SPEEDO_2); - - soc_speedo_0_value = tegra_fuse_read_early(FUSE_SOC_SPEEDO_0); - - cpu_iddq_value = tegra_fuse_read_early(FUSE_CPU_IDDQ); - soc_iddq_value = tegra_fuse_read_early(FUSE_SOC_IDDQ); - gpu_iddq_value = tegra_fuse_read_early(FUSE_GPU_IDDQ); - - sku_info->cpu_speedo_value = cpu_speedo_0_value; - + sku_info->cpu_speedo_value = tegra_fuse_read_early(FUSE_CPU_SPEEDO_0); if (sku_info->cpu_speedo_value == 0) { pr_warn("Tegra Warning: Speedo value not fused.\n"); WARN_ON(1); return; } + /* GPU Speedo is stored in CPU_SPEEDO_2 */ + sku_info->gpu_speedo_value = tegra_fuse_read_early(FUSE_CPU_SPEEDO_2); + soc_speedo_0_value = tegra_fuse_read_early(FUSE_SOC_SPEEDO_0); + rev_sku_to_speedo_ids(sku_info, &threshold); sku_info->cpu_iddq_value = tegra_fuse_read_early(FUSE_CPU_IDDQ); diff --git a/drivers/soc/tegra/fuse/speedo-tegra210.c b/drivers/soc/tegra/fuse/speedo-tegra210.c index 70d3f6e1aa33..695d0b7f9a8a 100644 --- a/drivers/soc/tegra/fuse/speedo-tegra210.c +++ b/drivers/soc/tegra/fuse/speedo-tegra210.c @@ -94,7 +94,7 @@ static int get_process_id(int value, const u32 *speedos, unsigned int num) unsigned int i; for (i = 0; i < num; i++) - if (value < speedos[num]) + if (value < speedos[i]) return i; return -EINVAL; @@ -102,7 +102,7 @@ static int get_process_id(int value, const u32 *speedos, unsigned int num) void __init tegra210_init_speedo_data(struct tegra_sku_info *sku_info) { - int cpu_speedo[3], soc_speedo[3], cpu_iddq, gpu_iddq, soc_iddq; + int cpu_speedo[3], soc_speedo[3]; unsigned int index; u8 speedo_revision; @@ -122,10 +122,6 @@ void __init tegra210_init_speedo_data(struct tegra_sku_info *sku_info) soc_speedo[1] = tegra_fuse_read_early(FUSE_SOC_SPEEDO_1); soc_speedo[2] = tegra_fuse_read_early(FUSE_SOC_SPEEDO_2); - cpu_iddq = tegra_fuse_read_early(FUSE_CPU_IDDQ) * 4; - soc_iddq = tegra_fuse_read_early(FUSE_SOC_IDDQ) * 4; - gpu_iddq = tegra_fuse_read_early(FUSE_GPU_IDDQ) * 5; - /* * Determine CPU, GPU and SoC speedo values depending on speedo fusing * revision. Note that GPU speedo value is fused in CPU_SPEEDO_2. diff --git a/drivers/soc/ti/Kconfig b/drivers/soc/ti/Kconfig index f5b82ffa637b..7e2fb1c16af1 100644 --- a/drivers/soc/ti/Kconfig +++ b/drivers/soc/ti/Kconfig @@ -1,22 +1,4 @@ # SPDX-License-Identifier: GPL-2.0-only -# 64-bit ARM SoCs from TI -if ARM64 - -if ARCH_K3 - -config ARCH_K3_AM6_SOC - bool "K3 AM6 SoC" - help - Enable support for TI's AM6 SoC Family support - -config ARCH_K3_J721E_SOC - bool "K3 J721E SoC" - help - Enable support for TI's J721E SoC Family support - -endif - -endif # # TI SOC drivers diff --git a/drivers/soc/ti/k3-ringacc.c b/drivers/soc/ti/k3-ringacc.c index 1147dc4c1d59..119164abcb41 100644 --- a/drivers/soc/ti/k3-ringacc.c +++ b/drivers/soc/ti/k3-ringacc.c @@ -137,10 +137,12 @@ struct k3_ring_state { * @elm_size: Size of the ring element * @mode: Ring mode * @flags: flags + * @state: Ring state * @ring_id: Ring Id * @parent: Pointer on struct @k3_ringacc * @use_count: Use count for shared rings * @proxy_id: RA Ring Proxy Id (only if @K3_RINGACC_RING_USE_PROXY) + * @dma_dev: device to be used for DMA API (allocation, mapping) */ struct k3_ring { struct k3_ring_rt_regs __iomem *rt; @@ -160,6 +162,7 @@ struct k3_ring { struct k3_ringacc *parent; u32 use_count; int proxy_id; + struct device *dma_dev; }; struct k3_ringacc_ops { @@ -365,20 +368,16 @@ EXPORT_SYMBOL_GPL(k3_ringacc_request_rings_pair); static void k3_ringacc_ring_reset_sci(struct k3_ring *ring) { + struct ti_sci_msg_rm_ring_cfg ring_cfg = { 0 }; struct k3_ringacc *ringacc = ring->parent; int ret; - ret = ringacc->tisci_ring_ops->config( - ringacc->tisci, - TI_SCI_MSG_VALUE_RM_RING_COUNT_VALID, - ringacc->tisci_dev_id, - ring->ring_id, - 0, - 0, - ring->size, - 0, - 0, - 0); + ring_cfg.nav_id = ringacc->tisci_dev_id; + ring_cfg.index = ring->ring_id; + ring_cfg.valid_params = TI_SCI_MSG_VALUE_RM_RING_COUNT_VALID; + ring_cfg.count = ring->size; + + ret = ringacc->tisci_ring_ops->set_cfg(ringacc->tisci, &ring_cfg); if (ret) dev_err(ringacc->dev, "TISCI reset ring fail (%d) ring_idx %d\n", ret, ring->ring_id); @@ -398,20 +397,16 @@ EXPORT_SYMBOL_GPL(k3_ringacc_ring_reset); static void k3_ringacc_ring_reconfig_qmode_sci(struct k3_ring *ring, enum k3_ring_mode mode) { + struct ti_sci_msg_rm_ring_cfg ring_cfg = { 0 }; struct k3_ringacc *ringacc = ring->parent; int ret; - ret = ringacc->tisci_ring_ops->config( - ringacc->tisci, - TI_SCI_MSG_VALUE_RM_RING_MODE_VALID, - ringacc->tisci_dev_id, - ring->ring_id, - 0, - 0, - 0, - mode, - 0, - 0); + ring_cfg.nav_id = ringacc->tisci_dev_id; + ring_cfg.index = ring->ring_id; + ring_cfg.valid_params = TI_SCI_MSG_VALUE_RM_RING_MODE_VALID; + ring_cfg.mode = mode; + + ret = ringacc->tisci_ring_ops->set_cfg(ringacc->tisci, &ring_cfg); if (ret) dev_err(ringacc->dev, "TISCI reconf qmode fail (%d) ring_idx %d\n", ret, ring->ring_id); @@ -478,20 +473,15 @@ EXPORT_SYMBOL_GPL(k3_ringacc_ring_reset_dma); static void k3_ringacc_ring_free_sci(struct k3_ring *ring) { + struct ti_sci_msg_rm_ring_cfg ring_cfg = { 0 }; struct k3_ringacc *ringacc = ring->parent; int ret; - ret = ringacc->tisci_ring_ops->config( - ringacc->tisci, - TI_SCI_MSG_VALUE_RM_ALL_NO_ORDER, - ringacc->tisci_dev_id, - ring->ring_id, - 0, - 0, - 0, - 0, - 0, - 0); + ring_cfg.nav_id = ringacc->tisci_dev_id; + ring_cfg.index = ring->ring_id; + ring_cfg.valid_params = TI_SCI_MSG_VALUE_RM_ALL_NO_ORDER; + + ret = ringacc->tisci_ring_ops->set_cfg(ringacc->tisci, &ring_cfg); if (ret) dev_err(ringacc->dev, "TISCI ring free fail (%d) ring_idx %d\n", ret, ring->ring_id); @@ -521,11 +511,12 @@ int k3_ringacc_ring_free(struct k3_ring *ring) k3_ringacc_ring_free_sci(ring); - dma_free_coherent(ringacc->dev, + dma_free_coherent(ring->dma_dev, ring->size * (4 << ring->elm_size), ring->ring_mem_virt, ring->ring_mem_dma); ring->flags = 0; ring->ops = NULL; + ring->dma_dev = NULL; if (ring->proxy_id != K3_RINGACC_PROXY_NOT_USED) { clear_bit(ring->proxy_id, ringacc->proxy_inuse); ring->proxy = NULL; @@ -575,28 +566,26 @@ EXPORT_SYMBOL_GPL(k3_ringacc_get_ring_irq_num); static int k3_ringacc_ring_cfg_sci(struct k3_ring *ring) { + struct ti_sci_msg_rm_ring_cfg ring_cfg = { 0 }; struct k3_ringacc *ringacc = ring->parent; - u32 ring_idx; int ret; if (!ringacc->tisci) return -EINVAL; - ring_idx = ring->ring_id; - ret = ringacc->tisci_ring_ops->config( - ringacc->tisci, - TI_SCI_MSG_VALUE_RM_ALL_NO_ORDER, - ringacc->tisci_dev_id, - ring_idx, - lower_32_bits(ring->ring_mem_dma), - upper_32_bits(ring->ring_mem_dma), - ring->size, - ring->mode, - ring->elm_size, - 0); + ring_cfg.nav_id = ringacc->tisci_dev_id; + ring_cfg.index = ring->ring_id; + ring_cfg.valid_params = TI_SCI_MSG_VALUE_RM_ALL_NO_ORDER; + ring_cfg.addr_lo = lower_32_bits(ring->ring_mem_dma); + ring_cfg.addr_hi = upper_32_bits(ring->ring_mem_dma); + ring_cfg.count = ring->size; + ring_cfg.mode = ring->mode; + ring_cfg.size = ring->elm_size; + + ret = ringacc->tisci_ring_ops->set_cfg(ringacc->tisci, &ring_cfg); if (ret) dev_err(ringacc->dev, "TISCI config ring fail (%d) ring_idx %d\n", - ret, ring_idx); + ret, ring->ring_id); return ret; } @@ -648,8 +637,12 @@ int k3_ringacc_ring_cfg(struct k3_ring *ring, struct k3_ring_cfg *cfg) switch (ring->mode) { case K3_RINGACC_RING_MODE_RING: ring->ops = &k3_ring_mode_ring_ops; + ring->dma_dev = cfg->dma_dev; + if (!ring->dma_dev) + ring->dma_dev = ringacc->dev; break; case K3_RINGACC_RING_MODE_MESSAGE: + ring->dma_dev = ringacc->dev; if (ring->proxy) ring->ops = &k3_ring_mode_proxy_ops; else @@ -661,9 +654,9 @@ int k3_ringacc_ring_cfg(struct k3_ring *ring, struct k3_ring_cfg *cfg) goto err_free_proxy; } - ring->ring_mem_virt = dma_alloc_coherent(ringacc->dev, - ring->size * (4 << ring->elm_size), - &ring->ring_mem_dma, GFP_KERNEL); + ring->ring_mem_virt = dma_alloc_coherent(ring->dma_dev, + ring->size * (4 << ring->elm_size), + &ring->ring_mem_dma, GFP_KERNEL); if (!ring->ring_mem_virt) { dev_err(ringacc->dev, "Failed to alloc ring mem\n"); ret = -ENOMEM; @@ -684,12 +677,13 @@ int k3_ringacc_ring_cfg(struct k3_ring *ring, struct k3_ring_cfg *cfg) return 0; err_free_mem: - dma_free_coherent(ringacc->dev, + dma_free_coherent(ring->dma_dev, ring->size * (4 << ring->elm_size), ring->ring_mem_virt, ring->ring_mem_dma); err_free_ops: ring->ops = NULL; + ring->dma_dev = NULL; err_free_proxy: ring->proxy = NULL; return ret; diff --git a/drivers/soc/ti/k3-socinfo.c b/drivers/soc/ti/k3-socinfo.c index bbbc2d2b7091..fd91129de6e5 100644 --- a/drivers/soc/ti/k3-socinfo.c +++ b/drivers/soc/ti/k3-socinfo.c @@ -40,6 +40,7 @@ static const struct k3_soc_id { { 0xBB5A, "AM65X" }, { 0xBB64, "J721E" }, { 0xBB6D, "J7200" }, + { 0xBB38, "AM64X" } }; static int diff --git a/drivers/soc/ti/knav_dma.c b/drivers/soc/ti/knav_dma.c index 8c863ecb1c60..7b5cb5d48f7d 100644 --- a/drivers/soc/ti/knav_dma.c +++ b/drivers/soc/ti/knav_dma.c @@ -500,7 +500,7 @@ EXPORT_SYMBOL_GPL(knav_dma_open_channel); /** * knav_dma_close_channel() - Destroy a dma channel * - * channel: dma channel handle + * @channel: dma channel handle * */ void knav_dma_close_channel(void *channel) @@ -749,8 +749,9 @@ static int knav_dma_probe(struct platform_device *pdev) pm_runtime_enable(kdev->dev); ret = pm_runtime_get_sync(kdev->dev); if (ret < 0) { + pm_runtime_put_noidle(kdev->dev); dev_err(kdev->dev, "unable to enable pktdma, err %d\n", ret); - return ret; + goto err_pm_disable; } /* Initialise all packet dmas */ @@ -764,7 +765,8 @@ static int knav_dma_probe(struct platform_device *pdev) if (list_empty(&kdev->list)) { dev_err(dev, "no valid dma instance\n"); - return -ENODEV; + ret = -ENODEV; + goto err_put_sync; } debugfs_create_file("knav_dma", S_IFREG | S_IRUGO, NULL, NULL, @@ -772,6 +774,13 @@ static int knav_dma_probe(struct platform_device *pdev) device_ready = true; return ret; + +err_put_sync: + pm_runtime_put_sync(kdev->dev); +err_pm_disable: + pm_runtime_disable(kdev->dev); + + return ret; } static int knav_dma_remove(struct platform_device *pdev) diff --git a/drivers/soc/ti/knav_qmss_queue.c b/drivers/soc/ti/knav_qmss_queue.c index a460f201bf8e..2e521f1eda96 100644 --- a/drivers/soc/ti/knav_qmss_queue.c +++ b/drivers/soc/ti/knav_qmss_queue.c @@ -79,7 +79,7 @@ EXPORT_SYMBOL_GPL(knav_qmss_device_ready); /** * knav_queue_notify: qmss queue notfier call * - * @inst: qmss queue instance like accumulator + * @inst: - qmss queue instance like accumulator */ void knav_queue_notify(struct knav_queue_inst *inst) { @@ -511,10 +511,10 @@ static int knav_queue_flush(struct knav_queue *qh) /** * knav_queue_open() - open a hardware queue - * @name - name to give the queue handle - * @id - desired queue number if any or specifes the type + * @name: - name to give the queue handle + * @id: - desired queue number if any or specifes the type * of queue - * @flags - the following flags are applicable to queues: + * @flags: - the following flags are applicable to queues: * KNAV_QUEUE_SHARED - allow the queue to be shared. Queues are * exclusive by default. * Subsequent attempts to open a shared queue should @@ -545,7 +545,7 @@ EXPORT_SYMBOL_GPL(knav_queue_open); /** * knav_queue_close() - close a hardware queue handle - * @qh - handle to close + * @qhandle: - handle to close */ void knav_queue_close(void *qhandle) { @@ -572,9 +572,9 @@ EXPORT_SYMBOL_GPL(knav_queue_close); /** * knav_queue_device_control() - Perform control operations on a queue - * @qh - queue handle - * @cmd - control commands - * @arg - command argument + * @qhandle: - queue handle + * @cmd: - control commands + * @arg: - command argument * * Returns 0 on success, errno otherwise. */ @@ -623,10 +623,10 @@ EXPORT_SYMBOL_GPL(knav_queue_device_control); /** * knav_queue_push() - push data (or descriptor) to the tail of a queue - * @qh - hardware queue handle - * @data - data to push - * @size - size of data to push - * @flags - can be used to pass additional information + * @qhandle: - hardware queue handle + * @dma: - DMA data to push + * @size: - size of data to push + * @flags: - can be used to pass additional information * * Returns 0 on success, errno otherwise. */ @@ -646,8 +646,8 @@ EXPORT_SYMBOL_GPL(knav_queue_push); /** * knav_queue_pop() - pop data (or descriptor) from the head of a queue - * @qh - hardware queue handle - * @size - (optional) size of the data pop'ed. + * @qhandle: - hardware queue handle + * @size: - (optional) size of the data pop'ed. * * Returns a DMA address on success, 0 on failure. */ @@ -746,9 +746,9 @@ EXPORT_SYMBOL_GPL(knav_pool_desc_dma_to_virt); /** * knav_pool_create() - Create a pool of descriptors - * @name - name to give the pool handle - * @num_desc - numbers of descriptors in the pool - * @region_id - QMSS region id from which the descriptors are to be + * @name: - name to give the pool handle + * @num_desc: - numbers of descriptors in the pool + * @region_id: - QMSS region id from which the descriptors are to be * allocated. * * Returns a pool handle on success. @@ -856,7 +856,7 @@ EXPORT_SYMBOL_GPL(knav_pool_create); /** * knav_pool_destroy() - Free a pool of descriptors - * @pool - pool handle + * @ph: - pool handle */ void knav_pool_destroy(void *ph) { @@ -884,7 +884,7 @@ EXPORT_SYMBOL_GPL(knav_pool_destroy); /** * knav_pool_desc_get() - Get a descriptor from the pool - * @pool - pool handle + * @ph: - pool handle * * Returns descriptor from the pool. */ @@ -905,7 +905,8 @@ EXPORT_SYMBOL_GPL(knav_pool_desc_get); /** * knav_pool_desc_put() - return a descriptor to the pool - * @pool - pool handle + * @ph: - pool handle + * @desc: - virtual address */ void knav_pool_desc_put(void *ph, void *desc) { @@ -918,11 +919,11 @@ EXPORT_SYMBOL_GPL(knav_pool_desc_put); /** * knav_pool_desc_map() - Map descriptor for DMA transfer - * @pool - pool handle - * @desc - address of descriptor to map - * @size - size of descriptor to map - * @dma - DMA address return pointer - * @dma_sz - adjusted return pointer + * @ph: - pool handle + * @desc: - address of descriptor to map + * @size: - size of descriptor to map + * @dma: - DMA address return pointer + * @dma_sz: - adjusted return pointer * * Returns 0 on success, errno otherwise. */ @@ -945,9 +946,9 @@ EXPORT_SYMBOL_GPL(knav_pool_desc_map); /** * knav_pool_desc_unmap() - Unmap descriptor after DMA transfer - * @pool - pool handle - * @dma - DMA address of descriptor to unmap - * @dma_sz - size of descriptor to unmap + * @ph: - pool handle + * @dma: - DMA address of descriptor to unmap + * @dma_sz: - size of descriptor to unmap * * Returns descriptor address on success, Use IS_ERR_OR_NULL() to identify * error values on return. @@ -968,7 +969,7 @@ EXPORT_SYMBOL_GPL(knav_pool_desc_unmap); /** * knav_pool_count() - Get the number of descriptors in pool. - * @pool - pool handle + * @ph: - pool handle * Returns number of elements in the pool. */ int knav_pool_count(void *ph) @@ -1307,12 +1308,11 @@ static int knav_setup_queue_pools(struct knav_device *kdev, struct device_node *queue_pools) { struct device_node *type, *range; - int ret; for_each_child_of_node(queue_pools, type) { for_each_child_of_node(type, range) { - ret = knav_setup_queue_range(kdev, range); /* return value ignored, we init the rest... */ + knav_setup_queue_range(kdev, range); } } @@ -1784,6 +1784,7 @@ static int knav_queue_probe(struct platform_device *pdev) pm_runtime_enable(&pdev->dev); ret = pm_runtime_get_sync(&pdev->dev); if (ret < 0) { + pm_runtime_put_noidle(&pdev->dev); dev_err(dev, "Failed to enable QMSS\n"); return ret; } @@ -1851,9 +1852,10 @@ static int knav_queue_probe(struct platform_device *pdev) if (ret) goto err; - regions = of_get_child_by_name(node, "descriptor-regions"); + regions = of_get_child_by_name(node, "descriptor-regions"); if (!regions) { dev_err(dev, "descriptor-regions not specified\n"); + ret = -ENODEV; goto err; } ret = knav_queue_setup_regions(kdev, regions); diff --git a/drivers/soc/ti/omap_prm.c b/drivers/soc/ti/omap_prm.c index 980b04c38fd9..77f0051358f1 100644 --- a/drivers/soc/ti/omap_prm.c +++ b/drivers/soc/ti/omap_prm.c @@ -7,6 +7,7 @@ */ #include +#include #include #include #include @@ -14,6 +15,7 @@ #include #include #include +#include #include #include #include @@ -41,6 +43,7 @@ struct omap_prm_domain { u16 pwrstst; const struct omap_prm_domain_map *cap; u32 pwrstctrl_saved; + unsigned int uses_pm_clk:1; }; struct omap_rst_map { @@ -121,6 +124,16 @@ static const struct omap_prm_domain_map omap_prm_onoff_noauto = { .statechange = 1, }; +static const struct omap_prm_domain_map omap_prm_alwon = { + .usable_modes = BIT(OMAP_PRMD_ON_ACTIVE), +}; + +static const struct omap_prm_domain_map omap_prm_reton = { + .usable_modes = BIT(OMAP_PRMD_ON_ACTIVE) | BIT(OMAP_PRMD_RETENTION), + .statechange = 1, + .logicretstate = 1, +}; + static const struct omap_rst_map rst_map_0[] = { { .rst = 0, .st = 0 }, { .rst = -1 }, @@ -140,39 +153,237 @@ static const struct omap_rst_map rst_map_012[] = { }; static const struct omap_prm_data omap4_prm_data[] = { - { .name = "tesla", .base = 0x4a306400, .rstctrl = 0x10, .rstst = 0x14, .rstmap = rst_map_01 }, + { + .name = "mpu", .base = 0x4a306300, + .pwrstctrl = 0x0, .pwrstst = 0x4, .dmap = &omap_prm_reton, + }, + { + .name = "tesla", .base = 0x4a306400, + .pwrstctrl = 0x0, .pwrstst = 0x4, .dmap = &omap_prm_noinact, + .rstctrl = 0x10, .rstst = 0x14, .rstmap = rst_map_01 + }, { .name = "abe", .base = 0x4a306500, .pwrstctrl = 0, .pwrstst = 0x4, .dmap = &omap_prm_all, }, - { .name = "core", .base = 0x4a306700, .rstctrl = 0x210, .rstst = 0x214, .clkdm_name = "ducati", .rstmap = rst_map_012 }, - { .name = "ivahd", .base = 0x4a306f00, .rstctrl = 0x10, .rstst = 0x14, .rstmap = rst_map_012 }, - { .name = "device", .base = 0x4a307b00, .rstctrl = 0x0, .rstst = 0x4, .rstmap = rst_map_01, .flags = OMAP_PRM_HAS_RSTCTRL | OMAP_PRM_HAS_NO_CLKDM }, + { + .name = "always_on_core", .base = 0x4a306600, + .pwrstctrl = 0x0, .pwrstst = 0x4, .dmap = &omap_prm_alwon, + }, + { + .name = "core", .base = 0x4a306700, + .pwrstctrl = 0x0, .pwrstst = 0x4, .dmap = &omap_prm_reton, + .rstctrl = 0x210, .rstst = 0x214, .clkdm_name = "ducati", + .rstmap = rst_map_012 + }, + { + .name = "ivahd", .base = 0x4a306f00, + .pwrstctrl = 0x0, .pwrstst = 0x4, .dmap = &omap_prm_noinact, + .rstctrl = 0x10, .rstst = 0x14, .rstmap = rst_map_012 + }, + { + .name = "cam", .base = 0x4a307000, + .pwrstctrl = 0x0, .pwrstst = 0x4, .dmap = &omap_prm_onoff_noauto, + }, + { + .name = "dss", .base = 0x4a307100, + .pwrstctrl = 0x0, .pwrstst = 0x4, .dmap = &omap_prm_noinact + }, + { + .name = "gfx", .base = 0x4a307200, + .pwrstctrl = 0x0, .pwrstst = 0x4, .dmap = &omap_prm_onoff_noauto + }, + { + .name = "l3init", .base = 0x4a307300, + .pwrstctrl = 0x0, .pwrstst = 0x4, .dmap = &omap_prm_reton + }, + { + .name = "l4per", .base = 0x4a307400, + .pwrstctrl = 0x0, .pwrstst = 0x4, .dmap = &omap_prm_reton + }, + { + .name = "cefuse", .base = 0x4a307600, + .pwrstctrl = 0x0, .pwrstst = 0x4, .dmap = &omap_prm_onoff_noauto + }, + { + .name = "wkup", .base = 0x4a307700, + .pwrstctrl = 0x0, .pwrstst = 0x4, .dmap = &omap_prm_alwon + }, + { + .name = "emu", .base = 0x4a307900, + .pwrstctrl = 0x0, .pwrstst = 0x4, .dmap = &omap_prm_onoff_noauto + }, + { + .name = "device", .base = 0x4a307b00, + .rstctrl = 0x0, .rstst = 0x4, .rstmap = rst_map_01, + .flags = OMAP_PRM_HAS_RSTCTRL | OMAP_PRM_HAS_NO_CLKDM + }, { }, }; static const struct omap_prm_data omap5_prm_data[] = { - { .name = "dsp", .base = 0x4ae06400, .rstctrl = 0x10, .rstst = 0x14, .rstmap = rst_map_01 }, + { + .name = "mpu", .base = 0x4ae06300, + .pwrstctrl = 0x0, .pwrstst = 0x4, .dmap = &omap_prm_reton, + }, + { + .name = "dsp", .base = 0x4ae06400, + .pwrstctrl = 0x0, .pwrstst = 0x4, .dmap = &omap_prm_noinact, + .rstctrl = 0x10, .rstst = 0x14, .rstmap = rst_map_01 + }, { .name = "abe", .base = 0x4ae06500, .pwrstctrl = 0, .pwrstst = 0x4, .dmap = &omap_prm_nooff, }, - { .name = "core", .base = 0x4ae06700, .rstctrl = 0x210, .rstst = 0x214, .clkdm_name = "ipu", .rstmap = rst_map_012 }, - { .name = "iva", .base = 0x4ae07200, .rstctrl = 0x10, .rstst = 0x14, .rstmap = rst_map_012 }, - { .name = "device", .base = 0x4ae07c00, .rstctrl = 0x0, .rstst = 0x4, .rstmap = rst_map_01, .flags = OMAP_PRM_HAS_RSTCTRL | OMAP_PRM_HAS_NO_CLKDM }, + { + .name = "coreaon", .base = 0x4ae06600, + .pwrstctrl = 0x0, .pwrstst = 0x4, .dmap = &omap_prm_alwon + }, + { + .name = "core", .base = 0x4ae06700, + .pwrstctrl = 0x0, .pwrstst = 0x4, .dmap = &omap_prm_reton, + .rstctrl = 0x210, .rstst = 0x214, .clkdm_name = "ipu", + .rstmap = rst_map_012 + }, + { + .name = "iva", .base = 0x4ae07200, + .pwrstctrl = 0x0, .pwrstst = 0x4, .dmap = &omap_prm_noinact, + .rstctrl = 0x10, .rstst = 0x14, .rstmap = rst_map_012 + }, + { + .name = "cam", .base = 0x4ae07300, + .pwrstctrl = 0x0, .pwrstst = 0x4, .dmap = &omap_prm_onoff_noauto + }, + { + .name = "dss", .base = 0x4ae07400, + .pwrstctrl = 0x0, .pwrstst = 0x4, .dmap = &omap_prm_noinact + }, + { + .name = "gpu", .base = 0x4ae07500, + .pwrstctrl = 0x0, .pwrstst = 0x4, .dmap = &omap_prm_onoff_noauto + }, + { + .name = "l3init", .base = 0x4ae07600, + .pwrstctrl = 0x0, .pwrstst = 0x4, .dmap = &omap_prm_reton + }, + { + .name = "custefuse", .base = 0x4ae07700, + .pwrstctrl = 0x0, .pwrstst = 0x4, .dmap = &omap_prm_onoff_noauto + }, + { + .name = "wkupaon", .base = 0x4ae07800, + .pwrstctrl = 0x0, .pwrstst = 0x4, .dmap = &omap_prm_alwon + }, + { + .name = "emu", .base = 0x4ae07a00, + .pwrstctrl = 0x0, .pwrstst = 0x4, .dmap = &omap_prm_onoff_noauto + }, + { + .name = "device", .base = 0x4ae07c00, + .rstctrl = 0x0, .rstst = 0x4, .rstmap = rst_map_01, + .flags = OMAP_PRM_HAS_RSTCTRL | OMAP_PRM_HAS_NO_CLKDM + }, { }, }; static const struct omap_prm_data dra7_prm_data[] = { - { .name = "dsp1", .base = 0x4ae06400, .rstctrl = 0x10, .rstst = 0x14, .rstmap = rst_map_01 }, - { .name = "ipu", .base = 0x4ae06500, .rstctrl = 0x10, .rstst = 0x14, .clkdm_name = "ipu1", .rstmap = rst_map_012 }, - { .name = "core", .base = 0x4ae06700, .rstctrl = 0x210, .rstst = 0x214, .clkdm_name = "ipu2", .rstmap = rst_map_012 }, - { .name = "iva", .base = 0x4ae06f00, .rstctrl = 0x10, .rstst = 0x14, .rstmap = rst_map_012 }, - { .name = "dsp2", .base = 0x4ae07b00, .rstctrl = 0x10, .rstst = 0x14, .rstmap = rst_map_01 }, - { .name = "eve1", .base = 0x4ae07b40, .rstctrl = 0x10, .rstst = 0x14, .rstmap = rst_map_01 }, - { .name = "eve2", .base = 0x4ae07b80, .rstctrl = 0x10, .rstst = 0x14, .rstmap = rst_map_01 }, - { .name = "eve3", .base = 0x4ae07bc0, .rstctrl = 0x10, .rstst = 0x14, .rstmap = rst_map_01 }, - { .name = "eve4", .base = 0x4ae07c00, .rstctrl = 0x10, .rstst = 0x14, .rstmap = rst_map_01 }, + { + .name = "mpu", .base = 0x4ae06300, + .pwrstctrl = 0x0, .pwrstst = 0x4, .dmap = &omap_prm_reton, + }, + { + .name = "dsp1", .base = 0x4ae06400, + .pwrstctrl = 0x0, .pwrstst = 0x4, .dmap = &omap_prm_onoff_noauto, + .rstctrl = 0x10, .rstst = 0x14, .rstmap = rst_map_01, + }, + { + .name = "ipu", .base = 0x4ae06500, + .pwrstctrl = 0x0, .pwrstst = 0x4, .dmap = &omap_prm_onoff_noauto, + .rstctrl = 0x10, .rstst = 0x14, .rstmap = rst_map_012, + .clkdm_name = "ipu1" + }, + { + .name = "coreaon", .base = 0x4ae06628, + .pwrstctrl = 0x0, .pwrstst = 0x4, .dmap = &omap_prm_alwon, + }, + { + .name = "core", .base = 0x4ae06700, + .pwrstctrl = 0x0, .pwrstst = 0x4, .dmap = &omap_prm_alwon, + .rstctrl = 0x210, .rstst = 0x214, .rstmap = rst_map_012, + .clkdm_name = "ipu2" + }, + { + .name = "iva", .base = 0x4ae06f00, + .pwrstctrl = 0x0, .pwrstst = 0x4, .dmap = &omap_prm_onoff_noauto, + .rstctrl = 0x10, .rstst = 0x14, .rstmap = rst_map_012, + }, + { + .name = "cam", .base = 0x4ae07000, + .pwrstctrl = 0x0, .pwrstst = 0x4, .dmap = &omap_prm_onoff_noauto, + }, + { + .name = "dss", .base = 0x4ae07100, + .pwrstctrl = 0x0, .pwrstst = 0x4, .dmap = &omap_prm_onoff_noauto, + }, + { + .name = "gpu", .base = 0x4ae07200, + .pwrstctrl = 0x0, .pwrstst = 0x4, .dmap = &omap_prm_onoff_noauto, + }, + { + .name = "l3init", .base = 0x4ae07300, + .pwrstctrl = 0x0, .pwrstst = 0x4, .dmap = &omap_prm_alwon, + .rstctrl = 0x10, .rstst = 0x14, .rstmap = rst_map_012, + .clkdm_name = "pcie" + }, + { + .name = "l4per", .base = 0x4ae07400, + .pwrstctrl = 0x0, .pwrstst = 0x4, .dmap = &omap_prm_alwon, + }, + { + .name = "custefuse", .base = 0x4ae07600, + .pwrstctrl = 0x0, .pwrstst = 0x4, .dmap = &omap_prm_onoff_noauto, + }, + { + .name = "wkupaon", .base = 0x4ae07724, + .pwrstctrl = 0x0, .pwrstst = 0x4, .dmap = &omap_prm_alwon, + }, + { + .name = "emu", .base = 0x4ae07900, + .pwrstctrl = 0x0, .pwrstst = 0x4, .dmap = &omap_prm_onoff_noauto, + }, + { + .name = "dsp2", .base = 0x4ae07b00, + .pwrstctrl = 0x0, .pwrstst = 0x4, .dmap = &omap_prm_onoff_noauto, + .rstctrl = 0x10, .rstst = 0x14, .rstmap = rst_map_01 + }, + { + .name = "eve1", .base = 0x4ae07b40, + .pwrstctrl = 0x0, .pwrstst = 0x4, .dmap = &omap_prm_onoff_noauto, + .rstctrl = 0x10, .rstst = 0x14, .rstmap = rst_map_01 + }, + { + .name = "eve2", .base = 0x4ae07b80, + .pwrstctrl = 0x0, .pwrstst = 0x4, .dmap = &omap_prm_onoff_noauto, + .rstctrl = 0x10, .rstst = 0x14, .rstmap = rst_map_01 + }, + { + .name = "eve3", .base = 0x4ae07bc0, + .pwrstctrl = 0x0, .pwrstst = 0x4, .dmap = &omap_prm_onoff_noauto, + .rstctrl = 0x10, .rstst = 0x14, .rstmap = rst_map_01 + }, + { + .name = "eve4", .base = 0x4ae07c00, + .pwrstctrl = 0x0, .pwrstst = 0x4, .dmap = &omap_prm_onoff_noauto, + .rstctrl = 0x10, .rstst = 0x14, .rstmap = rst_map_01 + }, + { + .name = "rtc", .base = 0x4ae07c60, + .pwrstctrl = 0x0, .pwrstst = 0x4, .dmap = &omap_prm_alwon, + }, + { + .name = "vpe", .base = 0x4ae07c80, + .pwrstctrl = 0x0, .pwrstst = 0x4, .dmap = &omap_prm_onoff_noauto, + }, { }, }; @@ -187,14 +398,40 @@ static const struct omap_rst_map am3_wkup_rst_map[] = { }; static const struct omap_prm_data am3_prm_data[] = { - { .name = "per", .base = 0x44e00c00, .rstctrl = 0x0, .rstmap = am3_per_rst_map, .flags = OMAP_PRM_HAS_RSTCTRL, .clkdm_name = "pruss_ocp" }, - { .name = "wkup", .base = 0x44e00d00, .rstctrl = 0x0, .rstst = 0xc, .rstmap = am3_wkup_rst_map, .flags = OMAP_PRM_HAS_RSTCTRL | OMAP_PRM_HAS_NO_CLKDM }, - { .name = "device", .base = 0x44e00f00, .rstctrl = 0x0, .rstst = 0x8, .rstmap = rst_map_01, .flags = OMAP_PRM_HAS_RSTCTRL | OMAP_PRM_HAS_NO_CLKDM }, + { + .name = "per", .base = 0x44e00c00, + .pwrstctrl = 0xc, .pwrstst = 0x8, .dmap = &omap_prm_noinact, + .rstctrl = 0x0, .rstmap = am3_per_rst_map, + .flags = OMAP_PRM_HAS_RSTCTRL, .clkdm_name = "pruss_ocp" + }, + { + .name = "wkup", .base = 0x44e00d00, + .pwrstctrl = 0x4, .pwrstst = 0x4, .dmap = &omap_prm_alwon, + .rstctrl = 0x0, .rstst = 0xc, .rstmap = am3_wkup_rst_map, + .flags = OMAP_PRM_HAS_RSTCTRL | OMAP_PRM_HAS_NO_CLKDM + }, + { + .name = "mpu", .base = 0x44e00e00, + .pwrstctrl = 0x0, .pwrstst = 0x4, .dmap = &omap_prm_noinact, + }, + { + .name = "device", .base = 0x44e00f00, + .rstctrl = 0x0, .rstst = 0x8, .rstmap = rst_map_01, + .flags = OMAP_PRM_HAS_RSTCTRL | OMAP_PRM_HAS_NO_CLKDM + }, + { + .name = "rtc", .base = 0x44e01000, + .pwrstctrl = 0x0, .pwrstst = 0x4, .dmap = &omap_prm_alwon, + }, { .name = "gfx", .base = 0x44e01100, .pwrstctrl = 0, .pwrstst = 0x10, .dmap = &omap_prm_noinact, .rstctrl = 0x4, .rstst = 0x14, .rstmap = rst_map_0, .clkdm_name = "gfx_l3", }, + { + .name = "cefuse", .base = 0x44e01200, + .pwrstctrl = 0x0, .pwrstst = 0x4, .dmap = &omap_prm_onoff_noauto, + }, { }, }; @@ -210,14 +447,44 @@ static const struct omap_rst_map am4_device_rst_map[] = { }; static const struct omap_prm_data am4_prm_data[] = { + { + .name = "mpu", .base = 0x44df0300, + .pwrstctrl = 0x0, .pwrstst = 0x4, .dmap = &omap_prm_noinact, + }, { .name = "gfx", .base = 0x44df0400, .pwrstctrl = 0, .pwrstst = 0x4, .dmap = &omap_prm_onoff_noauto, .rstctrl = 0x10, .rstst = 0x14, .rstmap = rst_map_0, .clkdm_name = "gfx_l3", }, - { .name = "per", .base = 0x44df0800, .rstctrl = 0x10, .rstst = 0x14, .rstmap = am4_per_rst_map, .clkdm_name = "pruss_ocp" }, - { .name = "wkup", .base = 0x44df2000, .rstctrl = 0x10, .rstst = 0x14, .rstmap = am3_wkup_rst_map, .flags = OMAP_PRM_HAS_NO_CLKDM }, - { .name = "device", .base = 0x44df4000, .rstctrl = 0x0, .rstst = 0x4, .rstmap = am4_device_rst_map, .flags = OMAP_PRM_HAS_RSTCTRL | OMAP_PRM_HAS_NO_CLKDM }, + { + .name = "rtc", .base = 0x44df0500, + .pwrstctrl = 0x0, .pwrstst = 0x4, .dmap = &omap_prm_alwon, + }, + { + .name = "tamper", .base = 0x44df0600, + .pwrstctrl = 0x0, .pwrstst = 0x4, .dmap = &omap_prm_alwon, + }, + { + .name = "cefuse", .base = 0x44df0700, + .pwrstctrl = 0x0, .pwrstst = 0x4, .dmap = &omap_prm_onoff_noauto, + }, + { + .name = "per", .base = 0x44df0800, + .pwrstctrl = 0x0, .pwrstst = 0x4, .dmap = &omap_prm_noinact, + .rstctrl = 0x10, .rstst = 0x14, .rstmap = am4_per_rst_map, + .clkdm_name = "pruss_ocp" + }, + { + .name = "wkup", .base = 0x44df2000, + .pwrstctrl = 0x0, .pwrstst = 0x4, .dmap = &omap_prm_alwon, + .rstctrl = 0x10, .rstst = 0x14, .rstmap = am3_wkup_rst_map, + .flags = OMAP_PRM_HAS_NO_CLKDM + }, + { + .name = "device", .base = 0x44df4000, + .rstctrl = 0x0, .rstst = 0x4, .rstmap = am4_device_rst_map, + .flags = OMAP_PRM_HAS_RSTCTRL | OMAP_PRM_HAS_NO_CLKDM + }, { }, }; @@ -325,6 +592,38 @@ static int omap_prm_domain_power_off(struct generic_pm_domain *domain) return 0; } +/* + * Note that ti-sysc already manages the module clocks separately so + * no need to manage those. Interconnect instances need clocks managed + * for simple-pm-bus. + */ +static int omap_prm_domain_attach_clock(struct device *dev, + struct omap_prm_domain *prmd) +{ + struct device_node *np = dev->of_node; + int error; + + if (!of_device_is_compatible(np, "simple-pm-bus")) + return 0; + + if (!of_property_read_bool(np, "clocks")) + return 0; + + error = pm_clk_create(dev); + if (error) + return error; + + error = of_pm_clk_add_clks(dev); + if (error < 0) { + pm_clk_destroy(dev); + return error; + } + + prmd->uses_pm_clk = 1; + + return 0; +} + static int omap_prm_domain_attach_dev(struct generic_pm_domain *domain, struct device *dev) { @@ -349,6 +648,10 @@ static int omap_prm_domain_attach_dev(struct generic_pm_domain *domain, genpd_data = dev_gpd_data(dev); genpd_data->data = NULL; + ret = omap_prm_domain_attach_clock(dev, prmd); + if (ret) + return ret; + return 0; } @@ -356,7 +659,11 @@ static void omap_prm_domain_detach_dev(struct generic_pm_domain *domain, struct device *dev) { struct generic_pm_domain_data *genpd_data; + struct omap_prm_domain *prmd; + prmd = genpd_to_prm_domain(domain); + if (prmd->uses_pm_clk) + pm_clk_destroy(dev); genpd_data = dev_gpd_data(dev); genpd_data->data = NULL; } @@ -393,6 +700,7 @@ static int omap_prm_domain_init(struct device *dev, struct omap_prm *prm) prmd->pd.power_off = omap_prm_domain_power_off; prmd->pd.attach_dev = omap_prm_domain_attach_dev; prmd->pd.detach_dev = omap_prm_domain_detach_dev; + prmd->pd.flags = GENPD_FLAG_PM_CLK; pm_genpd_init(&prmd->pd, NULL, true); error = of_genpd_add_provider_simple(np, &prmd->pd); @@ -484,6 +792,10 @@ static int omap_reset_deassert(struct reset_controller_dev *rcdev, struct ti_prm_platform_data *pdata = dev_get_platdata(reset->dev); int ret = 0; + /* Nothing to do if the reset is already deasserted */ + if (!omap_reset_status(rcdev, id)) + return 0; + has_rstst = reset->prm->data->rstst || (reset->prm->data->flags & OMAP_PRM_HAS_RSTST); diff --git a/drivers/soc/ti/pm33xx.c b/drivers/soc/ti/pm33xx.c index d2f5e7001a93..64f3e3105540 100644 --- a/drivers/soc/ti/pm33xx.c +++ b/drivers/soc/ti/pm33xx.c @@ -19,6 +19,7 @@ #include #include #include +#include #include #include #include @@ -135,13 +136,11 @@ static int am33xx_push_sram_idle(void) static int am33xx_do_sram_idle(u32 wfi_flags) { - int ret = 0; - if (!m3_ipc || !pm_ops) return 0; if (wfi_flags & WFI_FLAG_WAKE_M3) - ret = m3_ipc->ops->prepare_low_power(m3_ipc, WKUP_M3_IDLE); + m3_ipc->ops->prepare_low_power(m3_ipc, WKUP_M3_IDLE); return pm_ops->cpu_suspend(am33xx_do_wfi_sram, wfi_flags); } @@ -555,16 +554,26 @@ static int am33xx_pm_probe(struct platform_device *pdev) suspend_wfi_flags |= WFI_FLAG_WAKE_M3; #endif /* CONFIG_SUSPEND */ + pm_runtime_enable(dev); + ret = pm_runtime_get_sync(dev); + if (ret < 0) { + pm_runtime_put_noidle(dev); + goto err_pm_runtime_disable; + } + ret = pm_ops->init(am33xx_do_sram_idle); if (ret) { dev_err(dev, "Unable to call core pm init!\n"); ret = -ENODEV; - goto err_put_wkup_m3_ipc; + goto err_pm_runtime_put; } return 0; -err_put_wkup_m3_ipc: +err_pm_runtime_put: + pm_runtime_put_sync(dev); +err_pm_runtime_disable: + pm_runtime_disable(dev); wkup_m3_ipc_put(m3_ipc); err_free_sram: am33xx_pm_free_sram(); @@ -574,6 +583,8 @@ err_free_sram: static int am33xx_pm_remove(struct platform_device *pdev) { + pm_runtime_put_sync(&pdev->dev); + pm_runtime_disable(&pdev->dev); if (pm_ops->deinit) pm_ops->deinit(); suspend_set_ops(NULL); diff --git a/drivers/soc/ti/pruss.c b/drivers/soc/ti/pruss.c index cc0b4ad7a3d3..5d6e7132a5c4 100644 --- a/drivers/soc/ti/pruss.c +++ b/drivers/soc/ti/pruss.c @@ -126,8 +126,6 @@ static int pruss_clk_init(struct pruss *pruss, struct device_node *cfg_node) int ret = 0; data = of_device_get_match_data(dev); - if (IS_ERR(data)) - return -ENODEV; clks_np = of_get_child_by_name(cfg_node, "clocks"); if (!clks_np) { @@ -175,10 +173,6 @@ static int pruss_probe(struct platform_device *pdev) const char *mem_names[PRUSS_MEM_MAX] = { "dram0", "dram1", "shrdram2" }; data = of_device_get_match_data(&pdev->dev); - if (IS_ERR(data)) { - dev_err(dev, "missing private data\n"); - return -ENODEV; - } ret = dma_set_coherent_mask(dev, DMA_BIT_MASK(32)); if (ret) { diff --git a/drivers/soc/ti/ti_sci_inta_msi.c b/drivers/soc/ti/ti_sci_inta_msi.c index 0eb9462f609e..a1d9c027022a 100644 --- a/drivers/soc/ti/ti_sci_inta_msi.c +++ b/drivers/soc/ti/ti_sci_inta_msi.c @@ -89,6 +89,18 @@ static int ti_sci_inta_msi_alloc_descs(struct device *dev, list_add_tail(&msi_desc->list, dev_to_msi_list(dev)); count++; } + for (i = 0; i < res->desc[set].num_sec; i++) { + msi_desc = alloc_msi_entry(dev, 1, NULL); + if (!msi_desc) { + ti_sci_inta_msi_free_descs(dev); + return -ENOMEM; + } + + msi_desc->inta.dev_index = res->desc[set].start_sec + i; + INIT_LIST_HEAD(&msi_desc->list); + list_add_tail(&msi_desc->list, dev_to_msi_list(dev)); + count++; + } } return count; diff --git a/drivers/soc/ti/wkup_m3_ipc.c b/drivers/soc/ti/wkup_m3_ipc.c index e9ece45d7a33..c3e2161df732 100644 --- a/drivers/soc/ti/wkup_m3_ipc.c +++ b/drivers/soc/ti/wkup_m3_ipc.c @@ -218,6 +218,7 @@ static int wkup_m3_is_available(struct wkup_m3_ipc *m3_ipc) /* Public functions */ /** * wkup_m3_set_mem_type - Pass wkup_m3 which type of memory is in use + * @m3_ipc: Pointer to wkup_m3_ipc context * @mem_type: memory type value read directly from emif * * wkup_m3 must know what memory type is in use to properly suspend @@ -230,6 +231,7 @@ static void wkup_m3_set_mem_type(struct wkup_m3_ipc *m3_ipc, int mem_type) /** * wkup_m3_set_resume_address - Pass wkup_m3 resume address + * @m3_ipc: Pointer to wkup_m3_ipc context * @addr: Physical address from which resume code should execute */ static void wkup_m3_set_resume_address(struct wkup_m3_ipc *m3_ipc, void *addr) @@ -239,6 +241,7 @@ static void wkup_m3_set_resume_address(struct wkup_m3_ipc *m3_ipc, void *addr) /** * wkup_m3_request_pm_status - Retrieve wkup_m3 status code after suspend + * @m3_ipc: Pointer to wkup_m3_ipc context * * Returns code representing the status of a low power mode transition. * 0 - Successful transition @@ -260,6 +263,7 @@ static int wkup_m3_request_pm_status(struct wkup_m3_ipc *m3_ipc) /** * wkup_m3_prepare_low_power - Request preparation for transition to * low power state + * @m3_ipc: Pointer to wkup_m3_ipc context * @state: A kernel suspend state to enter, either MEM or STANDBY * * Returns 0 if preparation was successful, otherwise returns error code @@ -315,6 +319,7 @@ static int wkup_m3_prepare_low_power(struct wkup_m3_ipc *m3_ipc, int state) /** * wkup_m3_finish_low_power - Return m3 to reset state + * @m3_ipc: Pointer to wkup_m3_ipc context * * Returns 0 if reset was successful, otherwise returns error code */ @@ -362,8 +367,7 @@ static const char *wkup_m3_request_wake_src(struct wkup_m3_ipc *m3_ipc) /** * wkup_m3_set_rtc_only - Set the rtc_only flag - * @wkup_m3_wakeup: struct wkup_m3_wakeup_src * gets assigned the - * wakeup src value + * @m3_ipc: Pointer to wkup_m3_ipc context */ static void wkup_m3_set_rtc_only(struct wkup_m3_ipc *m3_ipc) { diff --git a/drivers/soc/xilinx/Kconfig b/drivers/soc/xilinx/Kconfig index 646512d7276f..0b1708dae361 100644 --- a/drivers/soc/xilinx/Kconfig +++ b/drivers/soc/xilinx/Kconfig @@ -4,6 +4,7 @@ menu "Xilinx SoC drivers" config XILINX_VCU tristate "Xilinx VCU logicoreIP Init" depends on HAS_IOMEM + select REGMAP_MMIO help Provides the driver to enable and disable the isolation between the processing system and programmable logic part by using the logicoreIP diff --git a/drivers/soc/xilinx/xlnx_vcu.c b/drivers/soc/xilinx/xlnx_vcu.c index a3aa40996f13..14daad4efc58 100644 --- a/drivers/soc/xilinx/xlnx_vcu.c +++ b/drivers/soc/xilinx/xlnx_vcu.c @@ -10,39 +10,12 @@ #include #include #include +#include +#include #include #include #include - -/* Address map for different registers implemented in the VCU LogiCORE IP. */ -#define VCU_ECODER_ENABLE 0x00 -#define VCU_DECODER_ENABLE 0x04 -#define VCU_MEMORY_DEPTH 0x08 -#define VCU_ENC_COLOR_DEPTH 0x0c -#define VCU_ENC_VERTICAL_RANGE 0x10 -#define VCU_ENC_FRAME_SIZE_X 0x14 -#define VCU_ENC_FRAME_SIZE_Y 0x18 -#define VCU_ENC_COLOR_FORMAT 0x1c -#define VCU_ENC_FPS 0x20 -#define VCU_MCU_CLK 0x24 -#define VCU_CORE_CLK 0x28 -#define VCU_PLL_BYPASS 0x2c -#define VCU_ENC_CLK 0x30 -#define VCU_PLL_CLK 0x34 -#define VCU_ENC_VIDEO_STANDARD 0x38 -#define VCU_STATUS 0x3c -#define VCU_AXI_ENC_CLK 0x40 -#define VCU_AXI_DEC_CLK 0x44 -#define VCU_AXI_MCU_CLK 0x48 -#define VCU_DEC_VIDEO_STANDARD 0x4c -#define VCU_DEC_FRAME_SIZE_X 0x50 -#define VCU_DEC_FRAME_SIZE_Y 0x54 -#define VCU_DEC_FPS 0x58 -#define VCU_BUFFER_B_FRAME 0x5c -#define VCU_WPP_EN 0x60 -#define VCU_PLL_CLK_DEC 0x64 -#define VCU_GASKET_INIT 0x74 -#define VCU_GASKET_VALUE 0x03 +#include /* vcu slcr registers, bitmask and shift */ #define VCU_PLL_CTRL 0x24 @@ -106,11 +79,20 @@ struct xvcu_device { struct device *dev; struct clk *pll_ref; struct clk *aclk; - void __iomem *logicore_reg_ba; + struct regmap *logicore_reg_ba; void __iomem *vcu_slcr_ba; u32 coreclk; }; +static struct regmap_config vcu_settings_regmap_config = { + .name = "regmap", + .reg_bits = 32, + .val_bits = 32, + .reg_stride = 4, + .max_register = 0xfff, + .cache_type = REGCACHE_NONE, +}; + /** * struct xvcu_pll_cfg - Helper data * @fbdiv: The integer portion of the feedback divider to the PLL @@ -300,10 +282,12 @@ static int xvcu_set_vcu_pll_info(struct xvcu_device *xvcu) int ret, i; const struct xvcu_pll_cfg *found = NULL; - inte = xvcu_read(xvcu->logicore_reg_ba, VCU_PLL_CLK); - deci = xvcu_read(xvcu->logicore_reg_ba, VCU_PLL_CLK_DEC); - coreclk = xvcu_read(xvcu->logicore_reg_ba, VCU_CORE_CLK) * MHZ; - mcuclk = xvcu_read(xvcu->logicore_reg_ba, VCU_MCU_CLK) * MHZ; + regmap_read(xvcu->logicore_reg_ba, VCU_PLL_CLK, &inte); + regmap_read(xvcu->logicore_reg_ba, VCU_PLL_CLK_DEC, &deci); + regmap_read(xvcu->logicore_reg_ba, VCU_CORE_CLK, &coreclk); + coreclk *= MHZ; + regmap_read(xvcu->logicore_reg_ba, VCU_MCU_CLK, &mcuclk); + mcuclk *= MHZ; if (!mcuclk || !coreclk) { dev_err(xvcu->dev, "Invalid mcu and core clock data\n"); return -EINVAL; @@ -498,6 +482,7 @@ static int xvcu_probe(struct platform_device *pdev) { struct resource *res; struct xvcu_device *xvcu; + void __iomem *regs; int ret; xvcu = devm_kzalloc(&pdev->dev, sizeof(*xvcu), GFP_KERNEL); @@ -518,17 +503,32 @@ static int xvcu_probe(struct platform_device *pdev) return -ENOMEM; } - res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "logicore"); - if (!res) { - dev_err(&pdev->dev, "get logicore memory resource failed.\n"); - return -ENODEV; - } + xvcu->logicore_reg_ba = + syscon_regmap_lookup_by_compatible("xlnx,vcu-settings"); + if (IS_ERR(xvcu->logicore_reg_ba)) { + dev_info(&pdev->dev, + "could not find xlnx,vcu-settings: trying direct register access\n"); - xvcu->logicore_reg_ba = devm_ioremap(&pdev->dev, res->start, - resource_size(res)); - if (!xvcu->logicore_reg_ba) { - dev_err(&pdev->dev, "logicore register mapping failed.\n"); - return -ENOMEM; + res = platform_get_resource_byname(pdev, + IORESOURCE_MEM, "logicore"); + if (!res) { + dev_err(&pdev->dev, "get logicore memory resource failed.\n"); + return -ENODEV; + } + + regs = devm_ioremap(&pdev->dev, res->start, resource_size(res)); + if (!regs) { + dev_err(&pdev->dev, "logicore register mapping failed.\n"); + return -ENOMEM; + } + + xvcu->logicore_reg_ba = + devm_regmap_init_mmio(&pdev->dev, regs, + &vcu_settings_regmap_config); + if (IS_ERR(xvcu->logicore_reg_ba)) { + dev_err(&pdev->dev, "failed to init regmap\n"); + return PTR_ERR(xvcu->logicore_reg_ba); + } } xvcu->aclk = devm_clk_get(&pdev->dev, "aclk"); @@ -560,7 +560,7 @@ static int xvcu_probe(struct platform_device *pdev) * Bit 0 : Gasket isolation * Bit 1 : put VCU out of reset */ - xvcu_write(xvcu->logicore_reg_ba, VCU_GASKET_INIT, VCU_GASKET_VALUE); + regmap_write(xvcu->logicore_reg_ba, VCU_GASKET_INIT, VCU_GASKET_VALUE); /* Do the PLL Settings based on the ref clk,core and mcu clk freq */ ret = xvcu_set_pll(xvcu); @@ -571,8 +571,6 @@ static int xvcu_probe(struct platform_device *pdev) dev_set_drvdata(&pdev->dev, xvcu); - dev_info(&pdev->dev, "%s: Probed successfully\n", __func__); - return 0; error_pll_ref: @@ -599,7 +597,7 @@ static int xvcu_remove(struct platform_device *pdev) return -ENODEV; /* Add the the Gasket isolation and put the VCU in reset. */ - xvcu_write(xvcu->logicore_reg_ba, VCU_GASKET_INIT, 0); + regmap_write(xvcu->logicore_reg_ba, VCU_GASKET_INIT, 0); clk_disable_unprepare(xvcu->pll_ref); clk_disable_unprepare(xvcu->aclk); diff --git a/drivers/staging/media/sunxi/cedrus/cedrus.c b/drivers/staging/media/sunxi/cedrus/cedrus.c index 18d54f9fd715..ddad5d274ee8 100644 --- a/drivers/staging/media/sunxi/cedrus/cedrus.c +++ b/drivers/staging/media/sunxi/cedrus/cedrus.c @@ -588,7 +588,6 @@ static const struct cedrus_variant sun50i_h6_cedrus_variant = { CEDRUS_CAPABILITY_H264_DEC | CEDRUS_CAPABILITY_H265_DEC | CEDRUS_CAPABILITY_VP8_DEC, - .quirks = CEDRUS_QUIRK_NO_DMA_OFFSET, .mod_rate = 600000000, }; diff --git a/drivers/staging/media/sunxi/cedrus/cedrus.h b/drivers/staging/media/sunxi/cedrus/cedrus.h index e61c41853ba2..c96077aaef49 100644 --- a/drivers/staging/media/sunxi/cedrus/cedrus.h +++ b/drivers/staging/media/sunxi/cedrus/cedrus.h @@ -33,8 +33,6 @@ #define CEDRUS_CAPABILITY_MPEG2_DEC BIT(3) #define CEDRUS_CAPABILITY_VP8_DEC BIT(4) -#define CEDRUS_QUIRK_NO_DMA_OFFSET BIT(0) - enum cedrus_codec { CEDRUS_CODEC_MPEG2, CEDRUS_CODEC_H264, @@ -168,7 +166,6 @@ struct cedrus_dec_ops { struct cedrus_variant { unsigned int capabilities; - unsigned int quirks; unsigned int mod_rate; }; diff --git a/drivers/staging/media/sunxi/cedrus/cedrus_hw.c b/drivers/staging/media/sunxi/cedrus/cedrus_hw.c index 111cb91f8fc2..e2f2ff609c7e 100644 --- a/drivers/staging/media/sunxi/cedrus/cedrus_hw.c +++ b/drivers/staging/media/sunxi/cedrus/cedrus_hw.c @@ -224,24 +224,6 @@ int cedrus_hw_probe(struct cedrus_dev *dev) return ret; } - /* - * The VPU is only able to handle bus addresses so we have to subtract - * the RAM offset to the physcal addresses. - * - * This information will eventually be obtained from device-tree. - * - * XXX(hch): this has no business in a driver and needs to move - * to the device tree. - */ - -#ifdef PHYS_PFN_OFFSET - if (!(variant->quirks & CEDRUS_QUIRK_NO_DMA_OFFSET)) { - ret = dma_direct_set_offset(dev->dev, PHYS_OFFSET, 0, SZ_4G); - if (ret) - return ret; - } -#endif - ret = of_reserved_mem_device_init(dev->dev); if (ret && ret != -ENODEV) { dev_err(dev->dev, "Failed to reserve memory\n"); diff --git a/drivers/tee/optee/device.c b/drivers/tee/optee/device.c index 7a897d51969f..ec1d24693eba 100644 --- a/drivers/tee/optee/device.c +++ b/drivers/tee/optee/device.c @@ -98,7 +98,7 @@ static int __optee_enumerate_devices(u32 func) return -ENODEV; /* Open session with device enumeration pseudo TA */ - memcpy(sess_arg.uuid, pta_uuid.b, TEE_IOCTL_UUID_LEN); + export_uuid(sess_arg.uuid, &pta_uuid); sess_arg.clnt_login = TEE_IOCTL_LOGIN_PUBLIC; sess_arg.num_params = 0; diff --git a/fs/ext2/dir.c b/fs/ext2/dir.c index 70355ab6740e..14aa45316ad2 100644 --- a/fs/ext2/dir.c +++ b/fs/ext2/dir.c @@ -66,12 +66,6 @@ static inline unsigned ext2_chunk_size(struct inode *inode) return inode->i_sb->s_blocksize; } -static inline void ext2_put_page(struct page *page) -{ - kunmap(page); - put_page(page); -} - /* * Return the offset into page `page_nr' of the last valid * byte in that page, plus one. @@ -336,6 +330,8 @@ ext2_readdir(struct file *file, struct dir_context *ctx) * returns the page in which the entry was found (as a parameter - res_page), * and the entry itself. Page is returned mapped and unlocked. * Entry is guaranteed to be valid. + * + * On Success ext2_put_page() should be called on *res_page. */ struct ext2_dir_entry_2 *ext2_find_entry (struct inode *dir, const struct qstr *child, struct page **res_page) @@ -401,6 +397,12 @@ found: return de; } +/** + * Return the '..' directory entry and the page in which the entry was found + * (as a parameter - p). + * + * On Success ext2_put_page() should be called on *p. + */ struct ext2_dir_entry_2 * ext2_dotdot (struct inode *dir, struct page **p) { struct page *page = ext2_get_page(dir, 0, 0); diff --git a/fs/ext2/ext2.h b/fs/ext2/ext2.h index 5136b7289e8d..2a4175fbaf5e 100644 --- a/fs/ext2/ext2.h +++ b/fs/ext2/ext2.h @@ -16,6 +16,8 @@ #include #include #include +#include +#include /* XXX Here for now... not interested in restructing headers JUST now */ @@ -745,6 +747,11 @@ extern int ext2_delete_entry (struct ext2_dir_entry_2 *, struct page *); extern int ext2_empty_dir (struct inode *); extern struct ext2_dir_entry_2 * ext2_dotdot (struct inode *, struct page **); extern void ext2_set_link(struct inode *, struct ext2_dir_entry_2 *, struct page *, struct inode *, int); +static inline void ext2_put_page(struct page *page) +{ + kunmap(page); + put_page(page); +} /* ialloc.c */ extern struct inode * ext2_new_inode (struct inode *, umode_t, const struct qstr *); diff --git a/fs/ext2/inode.c b/fs/ext2/inode.c index 11c5c6fe75bb..78c417d3c898 100644 --- a/fs/ext2/inode.c +++ b/fs/ext2/inode.c @@ -1256,6 +1256,7 @@ do_indirects: mark_inode_dirty(inode); ext2_free_branches(inode, &nr, &nr+1, 3); } + break; case EXT2_TIND_BLOCK: ; } diff --git a/fs/ext2/namei.c b/fs/ext2/namei.c index 5bf2c145643b..ea980f1e2e99 100644 --- a/fs/ext2/namei.c +++ b/fs/ext2/namei.c @@ -389,23 +389,18 @@ static int ext2_rename (struct inode * old_dir, struct dentry * old_dentry, if (dir_de) { if (old_dir != new_dir) ext2_set_link(old_inode, dir_de, dir_page, new_dir, 0); - else { - kunmap(dir_page); - put_page(dir_page); - } + else + ext2_put_page(dir_page); inode_dec_link_count(old_dir); } return 0; out_dir: - if (dir_de) { - kunmap(dir_page); - put_page(dir_page); - } + if (dir_de) + ext2_put_page(dir_page); out_old: - kunmap(old_page); - put_page(old_page); + ext2_put_page(old_page); out: return err; } diff --git a/fs/ext2/super.c b/fs/ext2/super.c index 09f1fe676972..6c4753277916 100644 --- a/fs/ext2/super.c +++ b/fs/ext2/super.c @@ -1070,7 +1070,7 @@ static int ext2_fill_super(struct super_block *sb, void *data, int silent) / EXT2_BLOCKS_PER_GROUP(sb)) + 1; db_count = (sbi->s_groups_count + EXT2_DESC_PER_BLOCK(sb) - 1) / EXT2_DESC_PER_BLOCK(sb); - sbi->s_group_desc = kmalloc_array (db_count, + sbi->s_group_desc = kmalloc_array(db_count, sizeof(struct buffer_head *), GFP_KERNEL); if (sbi->s_group_desc == NULL) { diff --git a/fs/f2fs/acl.c b/fs/f2fs/acl.c index 306413589827..1e5e9b1136ee 100644 --- a/fs/f2fs/acl.c +++ b/fs/f2fs/acl.c @@ -384,7 +384,7 @@ int f2fs_init_acl(struct inode *inode, struct inode *dir, struct page *ipage, struct page *dpage) { struct posix_acl *default_acl = NULL, *acl = NULL; - int error = 0; + int error; error = f2fs_acl_create(dir, &inode->i_mode, &default_acl, &acl, dpage); if (error) diff --git a/fs/f2fs/checkpoint.c b/fs/f2fs/checkpoint.c index 54a1905af052..897edb7c951a 100644 --- a/fs/f2fs/checkpoint.c +++ b/fs/f2fs/checkpoint.c @@ -37,7 +37,7 @@ void f2fs_stop_checkpoint(struct f2fs_sb_info *sbi, bool end_io) struct page *f2fs_grab_meta_page(struct f2fs_sb_info *sbi, pgoff_t index) { struct address_space *mapping = META_MAPPING(sbi); - struct page *page = NULL; + struct page *page; repeat: page = f2fs_grab_cache_page(mapping, index, false); if (!page) { @@ -348,13 +348,13 @@ static int f2fs_write_meta_pages(struct address_space *mapping, goto skip_write; /* if locked failed, cp will flush dirty pages instead */ - if (!mutex_trylock(&sbi->cp_mutex)) + if (!down_write_trylock(&sbi->cp_global_sem)) goto skip_write; trace_f2fs_writepages(mapping->host, wbc, META); diff = nr_pages_to_write(sbi, META, wbc); written = f2fs_sync_meta_pages(sbi, META, wbc->nr_to_write, FS_META_IO); - mutex_unlock(&sbi->cp_mutex); + up_write(&sbi->cp_global_sem); wbc->nr_to_write = max((long)0, wbc->nr_to_write - written - diff); return 0; @@ -1385,6 +1385,26 @@ static void commit_checkpoint(struct f2fs_sb_info *sbi, f2fs_submit_merged_write(sbi, META_FLUSH); } +static inline u64 get_sectors_written(struct block_device *bdev) +{ + return (u64)part_stat_read(bdev, sectors[STAT_WRITE]); +} + +u64 f2fs_get_sectors_written(struct f2fs_sb_info *sbi) +{ + if (f2fs_is_multi_device(sbi)) { + u64 sectors = 0; + int i; + + for (i = 0; i < sbi->s_ndevs; i++) + sectors += get_sectors_written(FDEV(i).bdev); + + return sectors; + } + + return get_sectors_written(sbi->sb->s_bdev); +} + static int do_checkpoint(struct f2fs_sb_info *sbi, struct cp_control *cpc) { struct f2fs_checkpoint *ckpt = F2FS_CKPT(sbi); @@ -1488,8 +1508,9 @@ static int do_checkpoint(struct f2fs_sb_info *sbi, struct cp_control *cpc) start_blk += data_sum_blocks; /* Record write statistics in the hot node summary */ - kbytes_written = sbi->kbytes_written + BD_PART_WRITTEN(sbi); - + kbytes_written = sbi->kbytes_written; + kbytes_written += (f2fs_get_sectors_written(sbi) - + sbi->sectors_written_start) >> 1; seg_i->journal->info.kbytes_written = cpu_to_le64(kbytes_written); if (__remain_node_summaries(cpc->reason)) { @@ -1569,7 +1590,7 @@ int f2fs_write_checkpoint(struct f2fs_sb_info *sbi, struct cp_control *cpc) f2fs_warn(sbi, "Start checkpoint disabled!"); } if (cpc->reason != CP_RESIZE) - mutex_lock(&sbi->cp_mutex); + down_write(&sbi->cp_global_sem); if (!is_sbi_flag_set(sbi, SBI_IS_DIRTY) && ((cpc->reason & CP_FASTBOOT) || (cpc->reason & CP_SYNC) || @@ -1597,7 +1618,7 @@ int f2fs_write_checkpoint(struct f2fs_sb_info *sbi, struct cp_control *cpc) goto out; } - if (NM_I(sbi)->dirty_nat_cnt == 0 && + if (NM_I(sbi)->nat_cnt[DIRTY_NAT] == 0 && SIT_I(sbi)->dirty_sentries == 0 && prefree_segments(sbi) == 0) { f2fs_flush_sit_entries(sbi, cpc); @@ -1644,7 +1665,7 @@ stop: trace_f2fs_write_checkpoint(sbi->sb, cpc->reason, "finish checkpoint"); out: if (cpc->reason != CP_RESIZE) - mutex_unlock(&sbi->cp_mutex); + up_write(&sbi->cp_global_sem); return err; } diff --git a/fs/f2fs/compress.c b/fs/f2fs/compress.c index c5fee4d7ea72..4bcbacfe3325 100644 --- a/fs/f2fs/compress.c +++ b/fs/f2fs/compress.c @@ -602,6 +602,7 @@ static int f2fs_compress_pages(struct compress_ctx *cc) f2fs_cops[fi->i_compress_algorithm]; unsigned int max_len, new_nr_cpages; struct page **new_cpages; + u32 chksum = 0; int i, ret; trace_f2fs_compress_pages_start(cc->inode, cc->cluster_idx, @@ -655,6 +656,11 @@ static int f2fs_compress_pages(struct compress_ctx *cc) cc->cbuf->clen = cpu_to_le32(cc->clen); + if (fi->i_compress_flag & 1 << COMPRESS_CHKSUM) + chksum = f2fs_crc32(F2FS_I_SB(cc->inode), + cc->cbuf->cdata, cc->clen); + cc->cbuf->chksum = cpu_to_le32(chksum); + for (i = 0; i < COMPRESS_DATA_RESERVED_SIZE; i++) cc->cbuf->reserved[i] = cpu_to_le32(0); @@ -790,6 +796,22 @@ void f2fs_decompress_pages(struct bio *bio, struct page *page, bool verity) ret = cops->decompress_pages(dic); + if (!ret && (fi->i_compress_flag & 1 << COMPRESS_CHKSUM)) { + u32 provided = le32_to_cpu(dic->cbuf->chksum); + u32 calculated = f2fs_crc32(sbi, dic->cbuf->cdata, dic->clen); + + if (provided != calculated) { + if (!is_inode_flag_set(dic->inode, FI_COMPRESS_CORRUPT)) { + set_inode_flag(dic->inode, FI_COMPRESS_CORRUPT); + printk_ratelimited( + "%sF2FS-fs (%s): checksum invalid, nid = %lu, %x vs %x", + KERN_INFO, sbi->sb->s_id, dic->inode->i_ino, + provided, calculated); + } + set_sbi_flag(sbi, SBI_NEED_FSCK); + } + } + out_vunmap_cbuf: vm_unmap_ram(dic->cbuf, dic->nr_cpages); out_vunmap_rbuf: @@ -919,7 +941,7 @@ int f2fs_is_compressed_cluster(struct inode *inode, pgoff_t index) static bool cluster_may_compress(struct compress_ctx *cc) { - if (!f2fs_compressed_file(cc->inode)) + if (!f2fs_need_compress_data(cc->inode)) return false; if (f2fs_is_atomic_file(cc->inode)) return false; diff --git a/fs/f2fs/compress.h b/fs/f2fs/compress.h new file mode 100644 index 000000000000..e69de29bb2d1 diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c index 051a95cdf3a2..d1e83f119338 100644 --- a/fs/f2fs/data.c +++ b/fs/f2fs/data.c @@ -741,6 +741,9 @@ int f2fs_submit_page_bio(struct f2fs_io_info *fio) static bool page_is_mergeable(struct f2fs_sb_info *sbi, struct bio *bio, block_t last_blkaddr, block_t cur_blkaddr) { + if (unlikely(sbi->max_io_bytes && + bio->bi_iter.bi_size >= sbi->max_io_bytes)) + return false; if (last_blkaddr + 1 != cur_blkaddr) return false; return __same_bdev(sbi, cur_blkaddr, bio); @@ -1756,6 +1759,16 @@ bool f2fs_overwrite_io(struct inode *inode, loff_t pos, size_t len) return true; } +static inline u64 bytes_to_blks(struct inode *inode, u64 bytes) +{ + return (bytes >> inode->i_blkbits); +} + +static inline u64 blks_to_bytes(struct inode *inode, u64 blks) +{ + return (blks << inode->i_blkbits); +} + static int __get_data_block(struct inode *inode, sector_t iblock, struct buffer_head *bh, int create, int flag, pgoff_t *next_pgofs, int seg_type, bool may_write) @@ -1764,7 +1777,7 @@ static int __get_data_block(struct inode *inode, sector_t iblock, int err; map.m_lblk = iblock; - map.m_len = bh->b_size >> inode->i_blkbits; + map.m_len = bytes_to_blks(inode, bh->b_size); map.m_next_pgofs = next_pgofs; map.m_next_extent = NULL; map.m_seg_type = seg_type; @@ -1774,20 +1787,11 @@ static int __get_data_block(struct inode *inode, sector_t iblock, if (!err) { map_bh(bh, inode->i_sb, map.m_pblk); bh->b_state = (bh->b_state & ~F2FS_MAP_FLAGS) | map.m_flags; - bh->b_size = (u64)map.m_len << inode->i_blkbits; + bh->b_size = blks_to_bytes(inode, map.m_len); } return err; } -static int get_data_block(struct inode *inode, sector_t iblock, - struct buffer_head *bh_result, int create, int flag, - pgoff_t *next_pgofs) -{ - return __get_data_block(inode, iblock, bh_result, create, - flag, next_pgofs, - NO_CHECK_TYPE, create); -} - static int get_data_block_dio_write(struct inode *inode, sector_t iblock, struct buffer_head *bh_result, int create) { @@ -1806,24 +1810,6 @@ static int get_data_block_dio(struct inode *inode, sector_t iblock, false); } -static int get_data_block_bmap(struct inode *inode, sector_t iblock, - struct buffer_head *bh_result, int create) -{ - return __get_data_block(inode, iblock, bh_result, create, - F2FS_GET_BLOCK_BMAP, NULL, - NO_CHECK_TYPE, create); -} - -static inline sector_t logical_to_blk(struct inode *inode, loff_t offset) -{ - return (offset >> inode->i_blkbits); -} - -static inline loff_t blk_to_logical(struct inode *inode, sector_t blk) -{ - return (blk << inode->i_blkbits); -} - static int f2fs_xattr_fiemap(struct inode *inode, struct fiemap_extent_info *fieinfo) { @@ -1849,7 +1835,7 @@ static int f2fs_xattr_fiemap(struct inode *inode, return err; } - phys = (__u64)blk_to_logical(inode, ni.blk_addr); + phys = blks_to_bytes(inode, ni.blk_addr); offset = offsetof(struct f2fs_inode, i_addr) + sizeof(__le32) * (DEF_ADDRS_PER_INODE - get_inline_xattr_addrs(inode)); @@ -1881,7 +1867,7 @@ static int f2fs_xattr_fiemap(struct inode *inode, return err; } - phys = (__u64)blk_to_logical(inode, ni.blk_addr); + phys = blks_to_bytes(inode, ni.blk_addr); len = inode->i_sb->s_blocksize; f2fs_put_page(page, 1); @@ -1919,7 +1905,7 @@ static loff_t max_inode_blocks(struct inode *inode) int f2fs_fiemap(struct inode *inode, struct fiemap_extent_info *fieinfo, u64 start, u64 len) { - struct buffer_head map_bh; + struct f2fs_map_blocks map; sector_t start_blk, last_blk; pgoff_t next_pgofs; u64 logical = 0, phys = 0, size = 0; @@ -1951,29 +1937,31 @@ int f2fs_fiemap(struct inode *inode, struct fiemap_extent_info *fieinfo, goto out; } - if (logical_to_blk(inode, len) == 0) - len = blk_to_logical(inode, 1); + if (bytes_to_blks(inode, len) == 0) + len = blks_to_bytes(inode, 1); - start_blk = logical_to_blk(inode, start); - last_blk = logical_to_blk(inode, start + len - 1); + start_blk = bytes_to_blks(inode, start); + last_blk = bytes_to_blks(inode, start + len - 1); next: - memset(&map_bh, 0, sizeof(struct buffer_head)); - map_bh.b_size = len; + memset(&map, 0, sizeof(map)); + map.m_lblk = start_blk; + map.m_len = bytes_to_blks(inode, len); + map.m_next_pgofs = &next_pgofs; + map.m_seg_type = NO_CHECK_TYPE; if (compr_cluster) - map_bh.b_size = blk_to_logical(inode, cluster_size - 1); + map.m_len = cluster_size - 1; - ret = get_data_block(inode, start_blk, &map_bh, 0, - F2FS_GET_BLOCK_FIEMAP, &next_pgofs); + ret = f2fs_map_blocks(inode, &map, 0, F2FS_GET_BLOCK_FIEMAP); if (ret) goto out; /* HOLE */ - if (!buffer_mapped(&map_bh)) { + if (!(map.m_flags & F2FS_MAP_FLAGS)) { start_blk = next_pgofs; - if (blk_to_logical(inode, start_blk) < blk_to_logical(inode, + if (blks_to_bytes(inode, start_blk) < blks_to_bytes(inode, max_inode_blocks(inode))) goto prep_next; @@ -1999,9 +1987,9 @@ next: compr_cluster = false; - logical = blk_to_logical(inode, start_blk - 1); - phys = blk_to_logical(inode, map_bh.b_blocknr); - size = blk_to_logical(inode, cluster_size); + logical = blks_to_bytes(inode, start_blk - 1); + phys = blks_to_bytes(inode, map.m_pblk); + size = blks_to_bytes(inode, cluster_size); flags |= FIEMAP_EXTENT_ENCODED; @@ -2013,20 +2001,20 @@ next: goto prep_next; } - if (map_bh.b_blocknr == COMPRESS_ADDR) { + if (map.m_pblk == COMPRESS_ADDR) { compr_cluster = true; start_blk++; goto prep_next; } - logical = blk_to_logical(inode, start_blk); - phys = blk_to_logical(inode, map_bh.b_blocknr); - size = map_bh.b_size; + logical = blks_to_bytes(inode, start_blk); + phys = blks_to_bytes(inode, map.m_pblk); + size = blks_to_bytes(inode, map.m_len); flags = 0; - if (buffer_unwritten(&map_bh)) + if (map.m_flags & F2FS_MAP_UNWRITTEN) flags = FIEMAP_EXTENT_UNWRITTEN; - start_blk += logical_to_blk(inode, size); + start_blk += bytes_to_blks(inode, size); prep_next: cond_resched(); @@ -2059,8 +2047,7 @@ static int f2fs_read_single_page(struct inode *inode, struct page *page, bool is_readahead) { struct bio *bio = *bio_ret; - const unsigned blkbits = inode->i_blkbits; - const unsigned blocksize = 1 << blkbits; + const unsigned blocksize = blks_to_bytes(inode, 1); sector_t block_in_file; sector_t last_block; sector_t last_block_in_file; @@ -2069,8 +2056,8 @@ static int f2fs_read_single_page(struct inode *inode, struct page *page, block_in_file = (sector_t)page_index(page); last_block = block_in_file + nr_pages; - last_block_in_file = (f2fs_readpage_limit(inode) + blocksize - 1) >> - blkbits; + last_block_in_file = bytes_to_blks(inode, + f2fs_readpage_limit(inode) + blocksize - 1); if (last_block > last_block_in_file) last_block = last_block_in_file; @@ -2183,8 +2170,7 @@ int f2fs_read_multi_pages(struct compress_ctx *cc, struct bio **bio_ret, struct bio *bio = *bio_ret; unsigned int start_idx = cc->cluster_idx << cc->log_cluster_size; sector_t last_block_in_file; - const unsigned blkbits = inode->i_blkbits; - const unsigned blocksize = 1 << blkbits; + const unsigned blocksize = blks_to_bytes(inode, 1); struct decompress_io_ctx *dic = NULL; struct bio_post_read_ctx *ctx; bool for_verity = false; @@ -2193,8 +2179,8 @@ int f2fs_read_multi_pages(struct compress_ctx *cc, struct bio **bio_ret, f2fs_bug_on(sbi, f2fs_cluster_is_empty(cc)); - last_block_in_file = (f2fs_readpage_limit(inode) + - blocksize - 1) >> blkbits; + last_block_in_file = bytes_to_blks(inode, + f2fs_readpage_limit(inode) + blocksize - 1); /* get rid of pages beyond EOF */ for (i = 0; i < cc->cluster_size; i++) { @@ -3205,7 +3191,7 @@ static inline bool __should_serialize_io(struct inode *inode, if (IS_NOQUOTA(inode)) return false; - if (f2fs_compressed_file(inode)) + if (f2fs_need_compress_data(inode)) return true; if (wbc->sync_mode != WB_SYNC_ALL) return true; @@ -3881,9 +3867,6 @@ static sector_t f2fs_bmap_compress(struct inode *inode, sector_t block) static sector_t f2fs_bmap(struct address_space *mapping, sector_t block) { struct inode *inode = mapping->host; - struct buffer_head tmp = { - .b_size = i_blocksize(inode), - }; sector_t blknr = 0; if (f2fs_has_inline_data(inode)) @@ -3900,8 +3883,16 @@ static sector_t f2fs_bmap(struct address_space *mapping, sector_t block) if (f2fs_compressed_file(inode)) { blknr = f2fs_bmap_compress(inode, block); } else { - if (!get_data_block_bmap(inode, block, &tmp, 0)) - blknr = tmp.b_blocknr; + struct f2fs_map_blocks map; + + memset(&map, 0, sizeof(map)); + map.m_lblk = block; + map.m_len = 1; + map.m_next_pgofs = NULL; + map.m_seg_type = NO_CHECK_TYPE; + + if (!f2fs_map_blocks(inode, &map, 0, F2FS_GET_BLOCK_BMAP)) + blknr = map.m_pblk; } out: trace_f2fs_bmap(inode, block, blknr); @@ -3977,7 +3968,7 @@ static int check_swap_activate_fast(struct swap_info_struct *sis, sector_t highest_pblock = 0; int nr_extents = 0; unsigned long nr_pblocks; - unsigned long len; + u64 len; int ret; /* @@ -3985,29 +3976,31 @@ static int check_swap_activate_fast(struct swap_info_struct *sis, * to be very smart. */ cur_lblock = 0; - last_lblock = logical_to_blk(inode, i_size_read(inode)); + last_lblock = bytes_to_blks(inode, i_size_read(inode)); len = i_size_read(inode); while (cur_lblock <= last_lblock && cur_lblock < sis->max) { - struct buffer_head map_bh; + struct f2fs_map_blocks map; pgoff_t next_pgofs; cond_resched(); - memset(&map_bh, 0, sizeof(struct buffer_head)); - map_bh.b_size = len - cur_lblock; + memset(&map, 0, sizeof(map)); + map.m_lblk = cur_lblock; + map.m_len = bytes_to_blks(inode, len) - cur_lblock; + map.m_next_pgofs = &next_pgofs; + map.m_seg_type = NO_CHECK_TYPE; - ret = get_data_block(inode, cur_lblock, &map_bh, 0, - F2FS_GET_BLOCK_FIEMAP, &next_pgofs); + ret = f2fs_map_blocks(inode, &map, 0, F2FS_GET_BLOCK_FIEMAP); if (ret) goto err_out; /* hole */ - if (!buffer_mapped(&map_bh)) + if (!(map.m_flags & F2FS_MAP_FLAGS)) goto err_out; - pblock = map_bh.b_blocknr; - nr_pblocks = logical_to_blk(inode, map_bh.b_size); + pblock = map.m_pblk; + nr_pblocks = map.m_len; if (cur_lblock + nr_pblocks >= sis->max) nr_pblocks = sis->max - cur_lblock; @@ -4050,7 +4043,6 @@ static int check_swap_activate(struct swap_info_struct *sis, struct inode *inode = mapping->host; unsigned blocks_per_page; unsigned long page_no; - unsigned blkbits; sector_t probe_block; sector_t last_block; sector_t lowest_block = -1; @@ -4061,8 +4053,7 @@ static int check_swap_activate(struct swap_info_struct *sis, if (PAGE_SIZE == F2FS_BLKSIZE) return check_swap_activate_fast(sis, swap_file, span); - blkbits = inode->i_blkbits; - blocks_per_page = PAGE_SIZE >> blkbits; + blocks_per_page = bytes_to_blks(inode, PAGE_SIZE); /* * Map all the blocks into the extent list. This code doesn't try @@ -4070,7 +4061,7 @@ static int check_swap_activate(struct swap_info_struct *sis, */ probe_block = 0; page_no = 0; - last_block = i_size_read(inode) >> blkbits; + last_block = bytes_to_blks(inode, i_size_read(inode)); while ((probe_block + blocks_per_page) <= last_block && page_no < sis->max) { unsigned block_in_page; @@ -4110,7 +4101,7 @@ static int check_swap_activate(struct swap_info_struct *sis, } } - first_block >>= (PAGE_SHIFT - blkbits); + first_block >>= (PAGE_SHIFT - inode->i_blkbits); if (page_no) { /* exclude the header page */ if (first_block < lowest_block) lowest_block = first_block; diff --git a/fs/f2fs/debug.c b/fs/f2fs/debug.c index a8357fd4f5fa..197c914119da 100644 --- a/fs/f2fs/debug.c +++ b/fs/f2fs/debug.c @@ -145,8 +145,8 @@ static void update_general_status(struct f2fs_sb_info *sbi) si->node_pages = NODE_MAPPING(sbi)->nrpages; if (sbi->meta_inode) si->meta_pages = META_MAPPING(sbi)->nrpages; - si->nats = NM_I(sbi)->nat_cnt; - si->dirty_nats = NM_I(sbi)->dirty_nat_cnt; + si->nats = NM_I(sbi)->nat_cnt[TOTAL_NAT]; + si->dirty_nats = NM_I(sbi)->nat_cnt[DIRTY_NAT]; si->sits = MAIN_SEGS(sbi); si->dirty_sits = SIT_I(sbi)->dirty_sentries; si->free_nids = NM_I(sbi)->nid_cnt[FREE_NID]; @@ -278,9 +278,10 @@ get_cache: si->cache_mem += (NM_I(sbi)->nid_cnt[FREE_NID] + NM_I(sbi)->nid_cnt[PREALLOC_NID]) * sizeof(struct free_nid); - si->cache_mem += NM_I(sbi)->nat_cnt * sizeof(struct nat_entry); - si->cache_mem += NM_I(sbi)->dirty_nat_cnt * - sizeof(struct nat_entry_set); + si->cache_mem += NM_I(sbi)->nat_cnt[TOTAL_NAT] * + sizeof(struct nat_entry); + si->cache_mem += NM_I(sbi)->nat_cnt[DIRTY_NAT] * + sizeof(struct nat_entry_set); si->cache_mem += si->inmem_pages * sizeof(struct inmem_pages); for (i = 0; i < MAX_INO_ENTRY; i++) si->cache_mem += sbi->im[i].ino_num * sizeof(struct ino_entry); diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h index 9f62c9101215..5130423a13e7 100644 --- a/fs/f2fs/f2fs.h +++ b/fs/f2fs/f2fs.h @@ -33,10 +33,8 @@ #else #define f2fs_bug_on(sbi, condition) \ do { \ - if (unlikely(condition)) { \ - WARN_ON(1); \ + if (WARN_ON(condition)) \ set_sbi_flag(sbi, SBI_NEED_FSCK); \ - } \ } while (0) #endif @@ -147,8 +145,10 @@ struct f2fs_mount_info { /* For compression */ unsigned char compress_algorithm; /* algorithm type */ - unsigned compress_log_size; /* cluster log size */ + unsigned char compress_log_size; /* cluster log size */ + bool compress_chksum; /* compressed data chksum */ unsigned char compress_ext_cnt; /* extension count */ + int compress_mode; /* compression mode */ unsigned char extensions[COMPRESS_EXT_NUM][F2FS_EXTENSION_LEN]; /* extensions */ }; @@ -402,85 +402,6 @@ static inline bool __has_cursum_space(struct f2fs_journal *journal, return size <= MAX_SIT_JENTRIES(journal); } -/* - * f2fs-specific ioctl commands - */ -#define F2FS_IOCTL_MAGIC 0xf5 -#define F2FS_IOC_START_ATOMIC_WRITE _IO(F2FS_IOCTL_MAGIC, 1) -#define F2FS_IOC_COMMIT_ATOMIC_WRITE _IO(F2FS_IOCTL_MAGIC, 2) -#define F2FS_IOC_START_VOLATILE_WRITE _IO(F2FS_IOCTL_MAGIC, 3) -#define F2FS_IOC_RELEASE_VOLATILE_WRITE _IO(F2FS_IOCTL_MAGIC, 4) -#define F2FS_IOC_ABORT_VOLATILE_WRITE _IO(F2FS_IOCTL_MAGIC, 5) -#define F2FS_IOC_GARBAGE_COLLECT _IOW(F2FS_IOCTL_MAGIC, 6, __u32) -#define F2FS_IOC_WRITE_CHECKPOINT _IO(F2FS_IOCTL_MAGIC, 7) -#define F2FS_IOC_DEFRAGMENT _IOWR(F2FS_IOCTL_MAGIC, 8, \ - struct f2fs_defragment) -#define F2FS_IOC_MOVE_RANGE _IOWR(F2FS_IOCTL_MAGIC, 9, \ - struct f2fs_move_range) -#define F2FS_IOC_FLUSH_DEVICE _IOW(F2FS_IOCTL_MAGIC, 10, \ - struct f2fs_flush_device) -#define F2FS_IOC_GARBAGE_COLLECT_RANGE _IOW(F2FS_IOCTL_MAGIC, 11, \ - struct f2fs_gc_range) -#define F2FS_IOC_GET_FEATURES _IOR(F2FS_IOCTL_MAGIC, 12, __u32) -#define F2FS_IOC_SET_PIN_FILE _IOW(F2FS_IOCTL_MAGIC, 13, __u32) -#define F2FS_IOC_GET_PIN_FILE _IOR(F2FS_IOCTL_MAGIC, 14, __u32) -#define F2FS_IOC_PRECACHE_EXTENTS _IO(F2FS_IOCTL_MAGIC, 15) -#define F2FS_IOC_RESIZE_FS _IOW(F2FS_IOCTL_MAGIC, 16, __u64) -#define F2FS_IOC_GET_COMPRESS_BLOCKS _IOR(F2FS_IOCTL_MAGIC, 17, __u64) -#define F2FS_IOC_RELEASE_COMPRESS_BLOCKS \ - _IOR(F2FS_IOCTL_MAGIC, 18, __u64) -#define F2FS_IOC_RESERVE_COMPRESS_BLOCKS \ - _IOR(F2FS_IOCTL_MAGIC, 19, __u64) -#define F2FS_IOC_SEC_TRIM_FILE _IOW(F2FS_IOCTL_MAGIC, 20, \ - struct f2fs_sectrim_range) - -/* - * should be same as XFS_IOC_GOINGDOWN. - * Flags for going down operation used by FS_IOC_GOINGDOWN - */ -#define F2FS_IOC_SHUTDOWN _IOR('X', 125, __u32) /* Shutdown */ -#define F2FS_GOING_DOWN_FULLSYNC 0x0 /* going down with full sync */ -#define F2FS_GOING_DOWN_METASYNC 0x1 /* going down with metadata */ -#define F2FS_GOING_DOWN_NOSYNC 0x2 /* going down */ -#define F2FS_GOING_DOWN_METAFLUSH 0x3 /* going down with meta flush */ -#define F2FS_GOING_DOWN_NEED_FSCK 0x4 /* going down to trigger fsck */ - -/* - * Flags used by F2FS_IOC_SEC_TRIM_FILE - */ -#define F2FS_TRIM_FILE_DISCARD 0x1 /* send discard command */ -#define F2FS_TRIM_FILE_ZEROOUT 0x2 /* zero out */ -#define F2FS_TRIM_FILE_MASK 0x3 - -struct f2fs_gc_range { - u32 sync; - u64 start; - u64 len; -}; - -struct f2fs_defragment { - u64 start; - u64 len; -}; - -struct f2fs_move_range { - u32 dst_fd; /* destination fd */ - u64 pos_in; /* start position in src_fd */ - u64 pos_out; /* start position in dst_fd */ - u64 len; /* size to move */ -}; - -struct f2fs_flush_device { - u32 dev_num; /* device number to flush */ - u32 segments; /* # of segments to flush */ -}; - -struct f2fs_sectrim_range { - u64 start; - u64 len; - u64 flags; -}; - /* for inline stuff */ #define DEF_INLINE_RESERVED_SIZE 1 static inline int get_extra_isize(struct inode *inode); @@ -755,7 +676,9 @@ enum { FI_ATOMIC_REVOKE_REQUEST, /* request to drop atomic data */ FI_VERITY_IN_PROGRESS, /* building fs-verity Merkle tree */ FI_COMPRESSED_FILE, /* indicate file's data can be compressed */ + FI_COMPRESS_CORRUPT, /* indicate compressed cluster is corrupted */ FI_MMAP_FILE, /* indicate file was mmapped */ + FI_ENABLE_COMPRESS, /* enable compression in "user" compression mode */ FI_MAX, /* max flag, never be used */ }; @@ -812,6 +735,7 @@ struct f2fs_inode_info { atomic_t i_compr_blocks; /* # of compressed blocks */ unsigned char i_compress_algorithm; /* algorithm type */ unsigned char i_log_cluster_size; /* log of cluster size */ + unsigned short i_compress_flag; /* compress flag */ unsigned int i_cluster_size; /* cluster size */ }; @@ -896,6 +820,13 @@ enum nid_state { MAX_NID_STATE, }; +enum nat_state { + TOTAL_NAT, + DIRTY_NAT, + RECLAIMABLE_NAT, + MAX_NAT_STATE, +}; + struct f2fs_nm_info { block_t nat_blkaddr; /* base disk address of NAT */ nid_t max_nid; /* maximum possible node ids */ @@ -911,8 +842,7 @@ struct f2fs_nm_info { struct rw_semaphore nat_tree_lock; /* protect nat_tree_lock */ struct list_head nat_entries; /* cached nat entry list (clean) */ spinlock_t nat_list_lock; /* protect clean nat entry list */ - unsigned int nat_cnt; /* the # of cached nat entries */ - unsigned int dirty_nat_cnt; /* total num of nat entries in set */ + unsigned int nat_cnt[MAX_NAT_STATE]; /* the # of cached nat entries */ unsigned int nat_blocks; /* # of nat blocks */ /* free node ids management */ @@ -1322,6 +1252,18 @@ enum fsync_mode { FSYNC_MODE_NOBARRIER, /* fsync behaves nobarrier based on posix */ }; +enum { + COMPR_MODE_FS, /* + * automatically compress compression + * enabled files + */ + COMPR_MODE_USER, /* + * automatical compression is disabled. + * user can control the file compression + * using ioctls + */ +}; + /* * this value is set in page as a private data which indicate that * the page is atomically written, and it is in inmem_pages list. @@ -1351,9 +1293,15 @@ enum compress_algorithm_type { COMPRESS_MAX, }; -#define COMPRESS_DATA_RESERVED_SIZE 5 +enum compress_flag { + COMPRESS_CHKSUM, + COMPRESS_MAX_FLAG, +}; + +#define COMPRESS_DATA_RESERVED_SIZE 4 struct compress_data { __le32 clen; /* compressed data size */ + __le32 chksum; /* compressed data chksum */ __le32 reserved[COMPRESS_DATA_RESERVED_SIZE]; /* reserved */ u8 cdata[]; /* compressed data */ }; @@ -1449,7 +1397,7 @@ struct f2fs_sb_info { int cur_cp_pack; /* remain current cp pack */ spinlock_t cp_lock; /* for flag in ckpt */ struct inode *meta_inode; /* cache meta blocks */ - struct mutex cp_mutex; /* checkpoint procedure lock */ + struct rw_semaphore cp_global_sem; /* checkpoint procedure lock */ struct rw_semaphore cp_rwsem; /* blocking FS operations */ struct rw_semaphore node_write; /* locking node writes */ struct rw_semaphore node_change; /* locking node change */ @@ -1499,6 +1447,7 @@ struct f2fs_sb_info { loff_t max_file_blocks; /* max block index of file */ int dir_level; /* directory level */ int readdir_ra; /* readahead inode in readdir */ + u64 max_io_bytes; /* max io bytes to merge IOs */ block_t user_block_count; /* # of user blocks */ block_t total_valid_block_count; /* # of valid blocks */ @@ -1674,13 +1623,6 @@ static inline bool f2fs_is_multi_device(struct f2fs_sb_info *sbi) return sbi->s_ndevs > 1; } -/* For write statistics. Suppose sector size is 512 bytes, - * and the return value is in kbytes. s is of struct f2fs_sb_info. - */ -#define BD_PART_WRITTEN(s) \ - (((u64)part_stat_read((s)->sb->s_bdev, sectors[STAT_WRITE]) - \ - (s)->sectors_written_start) >> 1) - static inline void f2fs_update_time(struct f2fs_sb_info *sbi, int type) { unsigned long now = jiffies; @@ -2480,24 +2422,31 @@ static inline void *f2fs_kmem_cache_alloc(struct kmem_cache *cachep, return entry; } -static inline bool is_idle(struct f2fs_sb_info *sbi, int type) +static inline bool is_inflight_io(struct f2fs_sb_info *sbi, int type) { - if (sbi->gc_mode == GC_URGENT_HIGH) - return true; - if (get_pages(sbi, F2FS_RD_DATA) || get_pages(sbi, F2FS_RD_NODE) || get_pages(sbi, F2FS_RD_META) || get_pages(sbi, F2FS_WB_DATA) || get_pages(sbi, F2FS_WB_CP_DATA) || get_pages(sbi, F2FS_DIO_READ) || get_pages(sbi, F2FS_DIO_WRITE)) - return false; + return true; if (type != DISCARD_TIME && SM_I(sbi) && SM_I(sbi)->dcc_info && atomic_read(&SM_I(sbi)->dcc_info->queued_discard)) - return false; + return true; if (SM_I(sbi) && SM_I(sbi)->fcc_info && atomic_read(&SM_I(sbi)->fcc_info->queued_flush)) + return true; + return false; +} + +static inline bool is_idle(struct f2fs_sb_info *sbi, int type) +{ + if (sbi->gc_mode == GC_URGENT_HIGH) + return true; + + if (is_inflight_io(sbi, type)) return false; if (sbi->gc_mode == GC_URGENT_LOW && @@ -2832,6 +2781,22 @@ static inline int f2fs_compressed_file(struct inode *inode) is_inode_flag_set(inode, FI_COMPRESSED_FILE); } +static inline bool f2fs_need_compress_data(struct inode *inode) +{ + int compress_mode = F2FS_OPTION(F2FS_I_SB(inode)).compress_mode; + + if (!f2fs_compressed_file(inode)) + return false; + + if (compress_mode == COMPR_MODE_FS) + return true; + else if (compress_mode == COMPR_MODE_USER && + is_inode_flag_set(inode, FI_ENABLE_COMPRESS)) + return true; + + return false; +} + static inline unsigned int addrs_per_inode(struct inode *inode) { unsigned int addrs = CUR_ADDRS_PER_INODE(inode) - @@ -3448,6 +3413,7 @@ void f2fs_update_dirty_page(struct inode *inode, struct page *page); void f2fs_remove_dirty_inode(struct inode *inode); int f2fs_sync_dirty_inodes(struct f2fs_sb_info *sbi, enum inode_type type); void f2fs_wait_on_all_pages(struct f2fs_sb_info *sbi, int type); +u64 f2fs_get_sectors_written(struct f2fs_sb_info *sbi); int f2fs_write_checkpoint(struct f2fs_sb_info *sbi, struct cp_control *cpc); void f2fs_init_ino_entry_info(struct f2fs_sb_info *sbi); int __init f2fs_create_checkpoint_caches(void); @@ -3963,6 +3929,9 @@ static inline void set_compress_context(struct inode *inode) F2FS_OPTION(sbi).compress_algorithm; F2FS_I(inode)->i_log_cluster_size = F2FS_OPTION(sbi).compress_log_size; + F2FS_I(inode)->i_compress_flag = + F2FS_OPTION(sbi).compress_chksum ? + 1 << COMPRESS_CHKSUM : 0; F2FS_I(inode)->i_cluster_size = 1 << F2FS_I(inode)->i_log_cluster_size; F2FS_I(inode)->i_flags |= F2FS_COMPR_FL; diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c index a9fc482a0e60..f585545277d7 100644 --- a/fs/f2fs/file.c +++ b/fs/f2fs/file.c @@ -31,6 +31,7 @@ #include "gc.h" #include "trace.h" #include +#include static vm_fault_t f2fs_filemap_fault(struct vm_fault *vmf) { @@ -412,9 +413,14 @@ static loff_t f2fs_seek_block(struct file *file, loff_t offset, int whence) goto fail; /* handle inline data case */ - if (f2fs_has_inline_data(inode) && whence == SEEK_HOLE) { - data_ofs = isize; - goto found; + if (f2fs_has_inline_data(inode)) { + if (whence == SEEK_HOLE) { + data_ofs = isize; + goto found; + } else if (whence == SEEK_DATA) { + data_ofs = offset; + goto found; + } } pgofs = (pgoff_t)(offset >> PAGE_SHIFT); @@ -2470,26 +2476,19 @@ out: return ret; } -static int f2fs_ioc_gc_range(struct file *filp, unsigned long arg) +static int __f2fs_ioc_gc_range(struct file *filp, struct f2fs_gc_range *range) { - struct inode *inode = file_inode(filp); - struct f2fs_sb_info *sbi = F2FS_I_SB(inode); - struct f2fs_gc_range range; + struct f2fs_sb_info *sbi = F2FS_I_SB(file_inode(filp)); u64 end; int ret; if (!capable(CAP_SYS_ADMIN)) return -EPERM; - - if (copy_from_user(&range, (struct f2fs_gc_range __user *)arg, - sizeof(range))) - return -EFAULT; - if (f2fs_readonly(sbi->sb)) return -EROFS; - end = range.start + range.len; - if (end < range.start || range.start < MAIN_BLKADDR(sbi) || + end = range->start + range->len; + if (end < range->start || range->start < MAIN_BLKADDR(sbi) || end >= MAX_BLKADDR(sbi)) return -EINVAL; @@ -2498,7 +2497,7 @@ static int f2fs_ioc_gc_range(struct file *filp, unsigned long arg) return ret; do_more: - if (!range.sync) { + if (!range->sync) { if (!down_write_trylock(&sbi->gc_lock)) { ret = -EBUSY; goto out; @@ -2507,20 +2506,30 @@ do_more: down_write(&sbi->gc_lock); } - ret = f2fs_gc(sbi, range.sync, true, GET_SEGNO(sbi, range.start)); + ret = f2fs_gc(sbi, range->sync, true, GET_SEGNO(sbi, range->start)); if (ret) { if (ret == -EBUSY) ret = -EAGAIN; goto out; } - range.start += BLKS_PER_SEC(sbi); - if (range.start <= end) + range->start += BLKS_PER_SEC(sbi); + if (range->start <= end) goto do_more; out: mnt_drop_write_file(filp); return ret; } +static int f2fs_ioc_gc_range(struct file *filp, unsigned long arg) +{ + struct f2fs_gc_range range; + + if (copy_from_user(&range, (struct f2fs_gc_range __user *)arg, + sizeof(range))) + return -EFAULT; + return __f2fs_ioc_gc_range(filp, &range); +} + static int f2fs_ioc_write_checkpoint(struct file *filp, unsigned long arg) { struct inode *inode = file_inode(filp); @@ -2857,9 +2866,9 @@ out: return ret; } -static int f2fs_ioc_move_range(struct file *filp, unsigned long arg) +static int __f2fs_ioc_move_range(struct file *filp, + struct f2fs_move_range *range) { - struct f2fs_move_range range; struct fd dst; int err; @@ -2867,11 +2876,7 @@ static int f2fs_ioc_move_range(struct file *filp, unsigned long arg) !(filp->f_mode & FMODE_WRITE)) return -EBADF; - if (copy_from_user(&range, (struct f2fs_move_range __user *)arg, - sizeof(range))) - return -EFAULT; - - dst = fdget(range.dst_fd); + dst = fdget(range->dst_fd); if (!dst.file) return -EBADF; @@ -2884,21 +2889,25 @@ static int f2fs_ioc_move_range(struct file *filp, unsigned long arg) if (err) goto err_out; - err = f2fs_move_file_range(filp, range.pos_in, dst.file, - range.pos_out, range.len); + err = f2fs_move_file_range(filp, range->pos_in, dst.file, + range->pos_out, range->len); mnt_drop_write_file(filp); - if (err) - goto err_out; - - if (copy_to_user((struct f2fs_move_range __user *)arg, - &range, sizeof(range))) - err = -EFAULT; err_out: fdput(dst); return err; } +static int f2fs_ioc_move_range(struct file *filp, unsigned long arg) +{ + struct f2fs_move_range range; + + if (copy_from_user(&range, (struct f2fs_move_range __user *)arg, + sizeof(range))) + return -EFAULT; + return __f2fs_ioc_move_range(filp, &range); +} + static int f2fs_ioc_flush_device(struct file *filp, unsigned long arg) { struct inode *inode = file_inode(filp); @@ -3935,13 +3944,265 @@ err: return ret; } -long f2fs_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) +static int f2fs_ioc_get_compress_option(struct file *filp, unsigned long arg) { - if (unlikely(f2fs_cp_error(F2FS_I_SB(file_inode(filp))))) - return -EIO; - if (!f2fs_is_checkpoint_ready(F2FS_I_SB(file_inode(filp)))) - return -ENOSPC; + struct inode *inode = file_inode(filp); + struct f2fs_comp_option option; + if (!f2fs_sb_has_compression(F2FS_I_SB(inode))) + return -EOPNOTSUPP; + + inode_lock_shared(inode); + + if (!f2fs_compressed_file(inode)) { + inode_unlock_shared(inode); + return -ENODATA; + } + + option.algorithm = F2FS_I(inode)->i_compress_algorithm; + option.log_cluster_size = F2FS_I(inode)->i_log_cluster_size; + + inode_unlock_shared(inode); + + if (copy_to_user((struct f2fs_comp_option __user *)arg, &option, + sizeof(option))) + return -EFAULT; + + return 0; +} + +static int f2fs_ioc_set_compress_option(struct file *filp, unsigned long arg) +{ + struct inode *inode = file_inode(filp); + struct f2fs_sb_info *sbi = F2FS_I_SB(inode); + struct f2fs_comp_option option; + int ret = 0; + + if (!f2fs_sb_has_compression(sbi)) + return -EOPNOTSUPP; + + if (!(filp->f_mode & FMODE_WRITE)) + return -EBADF; + + if (copy_from_user(&option, (struct f2fs_comp_option __user *)arg, + sizeof(option))) + return -EFAULT; + + if (!f2fs_compressed_file(inode) || + option.log_cluster_size < MIN_COMPRESS_LOG_SIZE || + option.log_cluster_size > MAX_COMPRESS_LOG_SIZE || + option.algorithm >= COMPRESS_MAX) + return -EINVAL; + + file_start_write(filp); + inode_lock(inode); + + if (f2fs_is_mmap_file(inode) || get_dirty_pages(inode)) { + ret = -EBUSY; + goto out; + } + + if (inode->i_size != 0) { + ret = -EFBIG; + goto out; + } + + F2FS_I(inode)->i_compress_algorithm = option.algorithm; + F2FS_I(inode)->i_log_cluster_size = option.log_cluster_size; + F2FS_I(inode)->i_cluster_size = 1 << option.log_cluster_size; + f2fs_mark_inode_dirty_sync(inode, true); + + if (!f2fs_is_compress_backend_ready(inode)) + f2fs_warn(sbi, "compression algorithm is successfully set, " + "but current kernel doesn't support this algorithm."); +out: + inode_unlock(inode); + file_end_write(filp); + + return ret; +} + +static int redirty_blocks(struct inode *inode, pgoff_t page_idx, int len) +{ + DEFINE_READAHEAD(ractl, NULL, inode->i_mapping, page_idx); + struct address_space *mapping = inode->i_mapping; + struct page *page; + pgoff_t redirty_idx = page_idx; + int i, page_len = 0, ret = 0; + + page_cache_ra_unbounded(&ractl, len, 0); + + for (i = 0; i < len; i++, page_idx++) { + page = read_cache_page(mapping, page_idx, NULL, NULL); + if (IS_ERR(page)) { + ret = PTR_ERR(page); + break; + } + page_len++; + } + + for (i = 0; i < page_len; i++, redirty_idx++) { + page = find_lock_page(mapping, redirty_idx); + if (!page) + ret = -ENOENT; + set_page_dirty(page); + f2fs_put_page(page, 1); + f2fs_put_page(page, 0); + } + + return ret; +} + +static int f2fs_ioc_decompress_file(struct file *filp, unsigned long arg) +{ + struct inode *inode = file_inode(filp); + struct f2fs_sb_info *sbi = F2FS_I_SB(inode); + struct f2fs_inode_info *fi = F2FS_I(inode); + pgoff_t page_idx = 0, last_idx; + unsigned int blk_per_seg = sbi->blocks_per_seg; + int cluster_size = F2FS_I(inode)->i_cluster_size; + int count, ret; + + if (!f2fs_sb_has_compression(sbi) || + F2FS_OPTION(sbi).compress_mode != COMPR_MODE_USER) + return -EOPNOTSUPP; + + if (!(filp->f_mode & FMODE_WRITE)) + return -EBADF; + + if (!f2fs_compressed_file(inode)) + return -EINVAL; + + f2fs_balance_fs(F2FS_I_SB(inode), true); + + file_start_write(filp); + inode_lock(inode); + + if (!f2fs_is_compress_backend_ready(inode)) { + ret = -EOPNOTSUPP; + goto out; + } + + if (f2fs_is_mmap_file(inode)) { + ret = -EBUSY; + goto out; + } + + ret = filemap_write_and_wait_range(inode->i_mapping, 0, LLONG_MAX); + if (ret) + goto out; + + if (!atomic_read(&fi->i_compr_blocks)) + goto out; + + last_idx = DIV_ROUND_UP(i_size_read(inode), PAGE_SIZE); + + count = last_idx - page_idx; + while (count) { + int len = min(cluster_size, count); + + ret = redirty_blocks(inode, page_idx, len); + if (ret < 0) + break; + + if (get_dirty_pages(inode) >= blk_per_seg) + filemap_fdatawrite(inode->i_mapping); + + count -= len; + page_idx += len; + } + + if (!ret) + ret = filemap_write_and_wait_range(inode->i_mapping, 0, + LLONG_MAX); + + if (ret) + f2fs_warn(sbi, "%s: The file might be partially decompressed " + "(errno=%d). Please delete the file.\n", + __func__, ret); +out: + inode_unlock(inode); + file_end_write(filp); + + return ret; +} + +static int f2fs_ioc_compress_file(struct file *filp, unsigned long arg) +{ + struct inode *inode = file_inode(filp); + struct f2fs_sb_info *sbi = F2FS_I_SB(inode); + pgoff_t page_idx = 0, last_idx; + unsigned int blk_per_seg = sbi->blocks_per_seg; + int cluster_size = F2FS_I(inode)->i_cluster_size; + int count, ret; + + if (!f2fs_sb_has_compression(sbi) || + F2FS_OPTION(sbi).compress_mode != COMPR_MODE_USER) + return -EOPNOTSUPP; + + if (!(filp->f_mode & FMODE_WRITE)) + return -EBADF; + + if (!f2fs_compressed_file(inode)) + return -EINVAL; + + f2fs_balance_fs(F2FS_I_SB(inode), true); + + file_start_write(filp); + inode_lock(inode); + + if (!f2fs_is_compress_backend_ready(inode)) { + ret = -EOPNOTSUPP; + goto out; + } + + if (f2fs_is_mmap_file(inode)) { + ret = -EBUSY; + goto out; + } + + ret = filemap_write_and_wait_range(inode->i_mapping, 0, LLONG_MAX); + if (ret) + goto out; + + set_inode_flag(inode, FI_ENABLE_COMPRESS); + + last_idx = DIV_ROUND_UP(i_size_read(inode), PAGE_SIZE); + + count = last_idx - page_idx; + while (count) { + int len = min(cluster_size, count); + + ret = redirty_blocks(inode, page_idx, len); + if (ret < 0) + break; + + if (get_dirty_pages(inode) >= blk_per_seg) + filemap_fdatawrite(inode->i_mapping); + + count -= len; + page_idx += len; + } + + if (!ret) + ret = filemap_write_and_wait_range(inode->i_mapping, 0, + LLONG_MAX); + + clear_inode_flag(inode, FI_ENABLE_COMPRESS); + + if (ret) + f2fs_warn(sbi, "%s: The file might be partially compressed " + "(errno=%d). Please delete the file.\n", + __func__, ret); +out: + inode_unlock(inode); + file_end_write(filp); + + return ret; +} + +static long __f2fs_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) +{ switch (cmd) { case FS_IOC_GETFLAGS: return f2fs_ioc_getflags(filp, arg); @@ -4023,11 +4284,29 @@ long f2fs_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) return f2fs_reserve_compress_blocks(filp, arg); case F2FS_IOC_SEC_TRIM_FILE: return f2fs_sec_trim_file(filp, arg); + case F2FS_IOC_GET_COMPRESS_OPTION: + return f2fs_ioc_get_compress_option(filp, arg); + case F2FS_IOC_SET_COMPRESS_OPTION: + return f2fs_ioc_set_compress_option(filp, arg); + case F2FS_IOC_DECOMPRESS_FILE: + return f2fs_ioc_decompress_file(filp, arg); + case F2FS_IOC_COMPRESS_FILE: + return f2fs_ioc_compress_file(filp, arg); default: return -ENOTTY; } } +long f2fs_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) +{ + if (unlikely(f2fs_cp_error(F2FS_I_SB(file_inode(filp))))) + return -EIO; + if (!f2fs_is_checkpoint_ready(F2FS_I_SB(file_inode(filp)))) + return -ENOSPC; + + return __f2fs_ioctl(filp, cmd, arg); +} + static ssize_t f2fs_file_read_iter(struct kiocb *iocb, struct iov_iter *iter) { struct file *file = iocb->ki_filp; @@ -4144,8 +4423,63 @@ out: } #ifdef CONFIG_COMPAT +struct compat_f2fs_gc_range { + u32 sync; + compat_u64 start; + compat_u64 len; +}; +#define F2FS_IOC32_GARBAGE_COLLECT_RANGE _IOW(F2FS_IOCTL_MAGIC, 11,\ + struct compat_f2fs_gc_range) + +static int f2fs_compat_ioc_gc_range(struct file *file, unsigned long arg) +{ + struct compat_f2fs_gc_range __user *urange; + struct f2fs_gc_range range; + int err; + + urange = compat_ptr(arg); + err = get_user(range.sync, &urange->sync); + err |= get_user(range.start, &urange->start); + err |= get_user(range.len, &urange->len); + if (err) + return -EFAULT; + + return __f2fs_ioc_gc_range(file, &range); +} + +struct compat_f2fs_move_range { + u32 dst_fd; + compat_u64 pos_in; + compat_u64 pos_out; + compat_u64 len; +}; +#define F2FS_IOC32_MOVE_RANGE _IOWR(F2FS_IOCTL_MAGIC, 9, \ + struct compat_f2fs_move_range) + +static int f2fs_compat_ioc_move_range(struct file *file, unsigned long arg) +{ + struct compat_f2fs_move_range __user *urange; + struct f2fs_move_range range; + int err; + + urange = compat_ptr(arg); + err = get_user(range.dst_fd, &urange->dst_fd); + err |= get_user(range.pos_in, &urange->pos_in); + err |= get_user(range.pos_out, &urange->pos_out); + err |= get_user(range.len, &urange->len); + if (err) + return -EFAULT; + + return __f2fs_ioc_move_range(file, &range); +} + long f2fs_compat_ioctl(struct file *file, unsigned int cmd, unsigned long arg) { + if (unlikely(f2fs_cp_error(F2FS_I_SB(file_inode(file))))) + return -EIO; + if (!f2fs_is_checkpoint_ready(F2FS_I_SB(file_inode(file)))) + return -ENOSPC; + switch (cmd) { case FS_IOC32_GETFLAGS: cmd = FS_IOC_GETFLAGS; @@ -4156,6 +4490,10 @@ long f2fs_compat_ioctl(struct file *file, unsigned int cmd, unsigned long arg) case FS_IOC32_GETVERSION: cmd = FS_IOC_GETVERSION; break; + case F2FS_IOC32_GARBAGE_COLLECT_RANGE: + return f2fs_compat_ioc_gc_range(file, arg); + case F2FS_IOC32_MOVE_RANGE: + return f2fs_compat_ioc_move_range(file, arg); case F2FS_IOC_START_ATOMIC_WRITE: case F2FS_IOC_COMMIT_ATOMIC_WRITE: case F2FS_IOC_START_VOLATILE_WRITE: @@ -4173,10 +4511,8 @@ long f2fs_compat_ioctl(struct file *file, unsigned int cmd, unsigned long arg) case FS_IOC_GET_ENCRYPTION_KEY_STATUS: case FS_IOC_GET_ENCRYPTION_NONCE: case F2FS_IOC_GARBAGE_COLLECT: - case F2FS_IOC_GARBAGE_COLLECT_RANGE: case F2FS_IOC_WRITE_CHECKPOINT: case F2FS_IOC_DEFRAGMENT: - case F2FS_IOC_MOVE_RANGE: case F2FS_IOC_FLUSH_DEVICE: case F2FS_IOC_GET_FEATURES: case FS_IOC_FSGETXATTR: @@ -4193,11 +4529,15 @@ long f2fs_compat_ioctl(struct file *file, unsigned int cmd, unsigned long arg) case F2FS_IOC_RELEASE_COMPRESS_BLOCKS: case F2FS_IOC_RESERVE_COMPRESS_BLOCKS: case F2FS_IOC_SEC_TRIM_FILE: + case F2FS_IOC_GET_COMPRESS_OPTION: + case F2FS_IOC_SET_COMPRESS_OPTION: + case F2FS_IOC_DECOMPRESS_FILE: + case F2FS_IOC_COMPRESS_FILE: break; default: return -ENOIOCTLCMD; } - return f2fs_ioctl(file, cmd, (unsigned long) compat_ptr(arg)); + return __f2fs_ioctl(file, cmd, (unsigned long) compat_ptr(arg)); } #endif diff --git a/fs/f2fs/gc.c b/fs/f2fs/gc.c index 05641a1e36cc..3ef84e6ded41 100644 --- a/fs/f2fs/gc.c +++ b/fs/f2fs/gc.c @@ -1986,7 +1986,7 @@ int f2fs_resize_fs(struct f2fs_sb_info *sbi, __u64 block_count) freeze_super(sbi->sb); down_write(&sbi->gc_lock); - mutex_lock(&sbi->cp_mutex); + down_write(&sbi->cp_global_sem); spin_lock(&sbi->stat_lock); if (shrunk_blocks + valid_user_blocks(sbi) + @@ -2031,7 +2031,7 @@ recover_out: spin_unlock(&sbi->stat_lock); } out_err: - mutex_unlock(&sbi->cp_mutex); + up_write(&sbi->cp_global_sem); up_write(&sbi->gc_lock); thaw_super(sbi->sb); clear_sbi_flag(sbi, SBI_IS_RESIZEFS); diff --git a/fs/f2fs/inline.c b/fs/f2fs/inline.c index b93d0ccbf983..0a8f64feefe4 100644 --- a/fs/f2fs/inline.c +++ b/fs/f2fs/inline.c @@ -206,7 +206,8 @@ int f2fs_convert_inline_inode(struct inode *inode) struct page *ipage, *page; int err = 0; - if (!f2fs_has_inline_data(inode)) + if (!f2fs_has_inline_data(inode) || + f2fs_hw_is_readonly(sbi) || f2fs_readonly(sbi->sb)) return 0; page = f2fs_grab_cache_page(inode->i_mapping, 0, false); @@ -284,7 +285,7 @@ int f2fs_recover_inline_data(struct inode *inode, struct page *npage) * [prev.] [next] of inline_data flag * o o -> recover inline_data * o x -> remove inline_data, and then recover data blocks - * x o -> remove inline_data, and then recover inline_data + * x o -> remove data blocks, and then recover inline_data * x x -> recover data blocks */ if (IS_INODE(npage)) @@ -316,6 +317,7 @@ process_inline: if (IS_ERR(ipage)) return PTR_ERR(ipage); f2fs_truncate_inline_inode(inode, ipage, 0); + stat_dec_inline_inode(inode); clear_inode_flag(inode, FI_INLINE_DATA); f2fs_put_page(ipage, 1); } else if (ri && (ri->i_inline & F2FS_INLINE_DATA)) { @@ -324,6 +326,7 @@ process_inline: ret = f2fs_truncate_blocks(inode, 0, false); if (ret) return ret; + stat_inc_inline_inode(inode); goto process_inline; } return 0; diff --git a/fs/f2fs/inode.c b/fs/f2fs/inode.c index 657db2fb6739..349d9cb933ee 100644 --- a/fs/f2fs/inode.c +++ b/fs/f2fs/inode.c @@ -456,6 +456,7 @@ static int do_read_inode(struct inode *inode) le64_to_cpu(ri->i_compr_blocks)); fi->i_compress_algorithm = ri->i_compress_algorithm; fi->i_log_cluster_size = ri->i_log_cluster_size; + fi->i_compress_flag = le16_to_cpu(ri->i_compress_flag); fi->i_cluster_size = 1 << fi->i_log_cluster_size; set_inode_flag(inode, FI_COMPRESSED_FILE); } @@ -634,6 +635,8 @@ void f2fs_update_inode(struct inode *inode, struct page *node_page) &F2FS_I(inode)->i_compr_blocks)); ri->i_compress_algorithm = F2FS_I(inode)->i_compress_algorithm; + ri->i_compress_flag = + cpu_to_le16(F2FS_I(inode)->i_compress_flag); ri->i_log_cluster_size = F2FS_I(inode)->i_log_cluster_size; } diff --git a/fs/f2fs/node.c b/fs/f2fs/node.c index d5d8ce077f29..3a24423ac65f 100644 --- a/fs/f2fs/node.c +++ b/fs/f2fs/node.c @@ -62,8 +62,8 @@ bool f2fs_available_free_memory(struct f2fs_sb_info *sbi, int type) sizeof(struct free_nid)) >> PAGE_SHIFT; res = mem_size < ((avail_ram * nm_i->ram_thresh / 100) >> 2); } else if (type == NAT_ENTRIES) { - mem_size = (nm_i->nat_cnt * sizeof(struct nat_entry)) >> - PAGE_SHIFT; + mem_size = (nm_i->nat_cnt[TOTAL_NAT] * + sizeof(struct nat_entry)) >> PAGE_SHIFT; res = mem_size < ((avail_ram * nm_i->ram_thresh / 100) >> 2); if (excess_cached_nats(sbi)) res = false; @@ -109,7 +109,7 @@ static void clear_node_page_dirty(struct page *page) static struct page *get_current_nat_page(struct f2fs_sb_info *sbi, nid_t nid) { - return f2fs_get_meta_page(sbi, current_nat_addr(sbi, nid)); + return f2fs_get_meta_page_retry(sbi, current_nat_addr(sbi, nid)); } static struct page *get_next_nat_page(struct f2fs_sb_info *sbi, nid_t nid) @@ -177,7 +177,8 @@ static struct nat_entry *__init_nat_entry(struct f2fs_nm_info *nm_i, list_add_tail(&ne->list, &nm_i->nat_entries); spin_unlock(&nm_i->nat_list_lock); - nm_i->nat_cnt++; + nm_i->nat_cnt[TOTAL_NAT]++; + nm_i->nat_cnt[RECLAIMABLE_NAT]++; return ne; } @@ -207,7 +208,8 @@ static unsigned int __gang_lookup_nat_cache(struct f2fs_nm_info *nm_i, static void __del_from_nat_cache(struct f2fs_nm_info *nm_i, struct nat_entry *e) { radix_tree_delete(&nm_i->nat_root, nat_get_nid(e)); - nm_i->nat_cnt--; + nm_i->nat_cnt[TOTAL_NAT]--; + nm_i->nat_cnt[RECLAIMABLE_NAT]--; __free_nat_entry(e); } @@ -253,7 +255,8 @@ static void __set_nat_cache_dirty(struct f2fs_nm_info *nm_i, if (get_nat_flag(ne, IS_DIRTY)) goto refresh_list; - nm_i->dirty_nat_cnt++; + nm_i->nat_cnt[DIRTY_NAT]++; + nm_i->nat_cnt[RECLAIMABLE_NAT]--; set_nat_flag(ne, IS_DIRTY, true); refresh_list: spin_lock(&nm_i->nat_list_lock); @@ -273,7 +276,8 @@ static void __clear_nat_cache_dirty(struct f2fs_nm_info *nm_i, set_nat_flag(ne, IS_DIRTY, false); set->entry_cnt--; - nm_i->dirty_nat_cnt--; + nm_i->nat_cnt[DIRTY_NAT]--; + nm_i->nat_cnt[RECLAIMABLE_NAT]++; } static unsigned int __gang_lookup_nat_set(struct f2fs_nm_info *nm_i, @@ -2590,9 +2594,15 @@ int f2fs_recover_inline_xattr(struct inode *inode, struct page *page) ri = F2FS_INODE(page); if (ri->i_inline & F2FS_INLINE_XATTR) { - set_inode_flag(inode, FI_INLINE_XATTR); + if (!f2fs_has_inline_xattr(inode)) { + set_inode_flag(inode, FI_INLINE_XATTR); + stat_inc_inline_xattr(inode); + } } else { - clear_inode_flag(inode, FI_INLINE_XATTR); + if (f2fs_has_inline_xattr(inode)) { + stat_dec_inline_xattr(inode); + clear_inode_flag(inode, FI_INLINE_XATTR); + } goto update_inode; } @@ -2944,14 +2954,17 @@ int f2fs_flush_nat_entries(struct f2fs_sb_info *sbi, struct cp_control *cpc) LIST_HEAD(sets); int err = 0; - /* during unmount, let's flush nat_bits before checking dirty_nat_cnt */ + /* + * during unmount, let's flush nat_bits before checking + * nat_cnt[DIRTY_NAT]. + */ if (enabled_nat_bits(sbi, cpc)) { down_write(&nm_i->nat_tree_lock); remove_nats_in_journal(sbi); up_write(&nm_i->nat_tree_lock); } - if (!nm_i->dirty_nat_cnt) + if (!nm_i->nat_cnt[DIRTY_NAT]) return 0; down_write(&nm_i->nat_tree_lock); @@ -2962,7 +2975,8 @@ int f2fs_flush_nat_entries(struct f2fs_sb_info *sbi, struct cp_control *cpc) * into nat entry set. */ if (enabled_nat_bits(sbi, cpc) || - !__has_cursum_space(journal, nm_i->dirty_nat_cnt, NAT_JOURNAL)) + !__has_cursum_space(journal, + nm_i->nat_cnt[DIRTY_NAT], NAT_JOURNAL)) remove_nats_in_journal(sbi); while ((found = __gang_lookup_nat_set(nm_i, @@ -3086,7 +3100,6 @@ static int init_node_manager(struct f2fs_sb_info *sbi) F2FS_RESERVED_NODE_NUM; nm_i->nid_cnt[FREE_NID] = 0; nm_i->nid_cnt[PREALLOC_NID] = 0; - nm_i->nat_cnt = 0; nm_i->ram_thresh = DEF_RAM_THRESHOLD; nm_i->ra_nid_pages = DEF_RA_NID_PAGES; nm_i->dirty_nats_ratio = DEF_DIRTY_NAT_RATIO_THRESHOLD; @@ -3220,7 +3233,7 @@ void f2fs_destroy_node_manager(struct f2fs_sb_info *sbi) __del_from_nat_cache(nm_i, natvec[idx]); } } - f2fs_bug_on(sbi, nm_i->nat_cnt); + f2fs_bug_on(sbi, nm_i->nat_cnt[TOTAL_NAT]); /* destroy nat set cache */ nid = 0; diff --git a/fs/f2fs/node.h b/fs/f2fs/node.h index 69e5859e993c..f84541b57acb 100644 --- a/fs/f2fs/node.h +++ b/fs/f2fs/node.h @@ -126,13 +126,13 @@ static inline void raw_nat_from_node_info(struct f2fs_nat_entry *raw_ne, static inline bool excess_dirty_nats(struct f2fs_sb_info *sbi) { - return NM_I(sbi)->dirty_nat_cnt >= NM_I(sbi)->max_nid * + return NM_I(sbi)->nat_cnt[DIRTY_NAT] >= NM_I(sbi)->max_nid * NM_I(sbi)->dirty_nats_ratio / 100; } static inline bool excess_cached_nats(struct f2fs_sb_info *sbi) { - return NM_I(sbi)->nat_cnt >= DEF_NAT_CACHE_THRESHOLD; + return NM_I(sbi)->nat_cnt[TOTAL_NAT] >= DEF_NAT_CACHE_THRESHOLD; } static inline bool excess_dirty_nodes(struct f2fs_sb_info *sbi) diff --git a/fs/f2fs/recovery.c b/fs/f2fs/recovery.c index 0947d36af1a8..da75d5d52f0a 100644 --- a/fs/f2fs/recovery.c +++ b/fs/f2fs/recovery.c @@ -799,7 +799,7 @@ int f2fs_recover_fsync_data(struct f2fs_sb_info *sbi, bool check_only) INIT_LIST_HEAD(&dir_list); /* prevent checkpoint */ - mutex_lock(&sbi->cp_mutex); + down_write(&sbi->cp_global_sem); /* step #1: find fsynced inode numbers */ err = find_fsync_dnodes(sbi, &inode_list, check_only); @@ -850,7 +850,7 @@ skip: if (!err) clear_sbi_flag(sbi, SBI_POR_DOING); - mutex_unlock(&sbi->cp_mutex); + up_write(&sbi->cp_global_sem); /* let's drop all the directory inodes for clean checkpoint */ destroy_fsync_dnodes(&dir_list, err); diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c index 1596502f7375..deca74cb17df 100644 --- a/fs/f2fs/segment.c +++ b/fs/f2fs/segment.c @@ -529,31 +529,38 @@ void f2fs_balance_fs_bg(struct f2fs_sb_info *sbi, bool from_bg) else f2fs_build_free_nids(sbi, false, false); - if (!is_idle(sbi, REQ_TIME) && - (!excess_dirty_nats(sbi) && !excess_dirty_nodes(sbi))) + if (excess_dirty_nats(sbi) || excess_dirty_nodes(sbi) || + excess_prefree_segs(sbi)) + goto do_sync; + + /* there is background inflight IO or foreground operation recently */ + if (is_inflight_io(sbi, REQ_TIME) || + (!f2fs_time_over(sbi, REQ_TIME) && rwsem_is_locked(&sbi->cp_rwsem))) return; + /* exceed periodical checkpoint timeout threshold */ + if (f2fs_time_over(sbi, CP_TIME)) + goto do_sync; + /* checkpoint is the only way to shrink partial cached entries */ - if (!f2fs_available_free_memory(sbi, NAT_ENTRIES) || - !f2fs_available_free_memory(sbi, INO_ENTRIES) || - excess_prefree_segs(sbi) || - excess_dirty_nats(sbi) || - excess_dirty_nodes(sbi) || - f2fs_time_over(sbi, CP_TIME)) { - if (test_opt(sbi, DATA_FLUSH) && from_bg) { - struct blk_plug plug; + if (f2fs_available_free_memory(sbi, NAT_ENTRIES) || + f2fs_available_free_memory(sbi, INO_ENTRIES)) + return; - mutex_lock(&sbi->flush_lock); +do_sync: + if (test_opt(sbi, DATA_FLUSH) && from_bg) { + struct blk_plug plug; - blk_start_plug(&plug); - f2fs_sync_dirty_inodes(sbi, FILE_INODE); - blk_finish_plug(&plug); + mutex_lock(&sbi->flush_lock); - mutex_unlock(&sbi->flush_lock); - } - f2fs_sync_fs(sbi->sb, true); - stat_inc_bg_cp_count(sbi->stat_info); + blk_start_plug(&plug); + f2fs_sync_dirty_inodes(sbi, FILE_INODE); + blk_finish_plug(&plug); + + mutex_unlock(&sbi->flush_lock); } + f2fs_sync_fs(sbi->sb, true); + stat_inc_bg_cp_count(sbi->stat_info); } static int __submit_flush_wait(struct f2fs_sb_info *sbi, @@ -3254,7 +3261,7 @@ static int __get_segment_type_6(struct f2fs_io_info *fio) else return CURSEG_COLD_DATA; } - if (file_is_cold(inode) || f2fs_compressed_file(inode)) + if (file_is_cold(inode) || f2fs_need_compress_data(inode)) return CURSEG_COLD_DATA; if (file_is_hot(inode) || is_inode_flag_set(inode, FI_HOT_DATA) || @@ -4544,7 +4551,7 @@ static void init_dirty_segmap(struct f2fs_sb_info *sbi) return; mutex_lock(&dirty_i->seglist_lock); - for (segno = 0; segno < MAIN_SECS(sbi); segno += blks_per_sec) { + for (segno = 0; segno < MAIN_SEGS(sbi); segno += sbi->segs_per_sec) { valid_blocks = get_valid_blocks(sbi, segno, true); secno = GET_SEC_FROM_SEG(sbi, segno); diff --git a/fs/f2fs/shrinker.c b/fs/f2fs/shrinker.c index d66de5999a26..dd3c3c7a90ec 100644 --- a/fs/f2fs/shrinker.c +++ b/fs/f2fs/shrinker.c @@ -18,9 +18,7 @@ static unsigned int shrinker_run_no; static unsigned long __count_nat_entries(struct f2fs_sb_info *sbi) { - long count = NM_I(sbi)->nat_cnt - NM_I(sbi)->dirty_nat_cnt; - - return count > 0 ? count : 0; + return NM_I(sbi)->nat_cnt[RECLAIMABLE_NAT]; } static unsigned long __count_free_nids(struct f2fs_sb_info *sbi) diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c index bedecc06546b..b4a07fe62d1a 100644 --- a/fs/f2fs/super.c +++ b/fs/f2fs/super.c @@ -146,6 +146,8 @@ enum { Opt_compress_algorithm, Opt_compress_log_size, Opt_compress_extension, + Opt_compress_chksum, + Opt_compress_mode, Opt_atgc, Opt_err, }; @@ -214,6 +216,8 @@ static match_table_t f2fs_tokens = { {Opt_compress_algorithm, "compress_algorithm=%s"}, {Opt_compress_log_size, "compress_log_size=%u"}, {Opt_compress_extension, "compress_extension=%s"}, + {Opt_compress_chksum, "compress_chksum"}, + {Opt_compress_mode, "compress_mode=%s"}, {Opt_atgc, "atgc"}, {Opt_err, NULL}, }; @@ -934,10 +938,29 @@ static int parse_options(struct super_block *sb, char *options, bool is_remount) F2FS_OPTION(sbi).compress_ext_cnt++; kfree(name); break; + case Opt_compress_chksum: + F2FS_OPTION(sbi).compress_chksum = true; + break; + case Opt_compress_mode: + name = match_strdup(&args[0]); + if (!name) + return -ENOMEM; + if (!strcmp(name, "fs")) { + F2FS_OPTION(sbi).compress_mode = COMPR_MODE_FS; + } else if (!strcmp(name, "user")) { + F2FS_OPTION(sbi).compress_mode = COMPR_MODE_USER; + } else { + kfree(name); + return -EINVAL; + } + kfree(name); + break; #else case Opt_compress_algorithm: case Opt_compress_log_size: case Opt_compress_extension: + case Opt_compress_chksum: + case Opt_compress_mode: f2fs_info(sbi, "compression options not supported"); break; #endif @@ -1523,6 +1546,14 @@ static inline void f2fs_show_compress_options(struct seq_file *seq, seq_printf(seq, ",compress_extension=%s", F2FS_OPTION(sbi).extensions[i]); } + + if (F2FS_OPTION(sbi).compress_chksum) + seq_puts(seq, ",compress_chksum"); + + if (F2FS_OPTION(sbi).compress_mode == COMPR_MODE_FS) + seq_printf(seq, ",compress_mode=%s", "fs"); + else if (F2FS_OPTION(sbi).compress_mode == COMPR_MODE_USER) + seq_printf(seq, ",compress_mode=%s", "user"); } static int f2fs_show_options(struct seq_file *seq, struct dentry *root) @@ -1672,6 +1703,7 @@ static void default_options(struct f2fs_sb_info *sbi) F2FS_OPTION(sbi).compress_algorithm = COMPRESS_LZ4; F2FS_OPTION(sbi).compress_log_size = MIN_COMPRESS_LOG_SIZE; F2FS_OPTION(sbi).compress_ext_cnt = 0; + F2FS_OPTION(sbi).compress_mode = COMPR_MODE_FS; F2FS_OPTION(sbi).bggc_mode = BGGC_MODE_ON; sbi->sb->s_flags &= ~SB_INLINECRYPT; @@ -1904,7 +1936,6 @@ static int f2fs_remount(struct super_block *sb, int *flags, char *data) if (*flags & SB_RDONLY || F2FS_OPTION(sbi).whint_mode != org_mount_opt.whint_mode) { - writeback_inodes_sb(sb, WB_REASON_SYNC); sync_inodes_sb(sb); set_sbi_flag(sbi, SBI_IS_DIRTY); @@ -2744,7 +2775,6 @@ static int sanity_check_raw_super(struct f2fs_sb_info *sbi, block_t total_sections, blocks_per_seg; struct f2fs_super_block *raw_super = (struct f2fs_super_block *) (bh->b_data + F2FS_SUPER_OFFSET); - unsigned int blocksize; size_t crc_offset = 0; __u32 crc = 0; @@ -2770,18 +2800,11 @@ static int sanity_check_raw_super(struct f2fs_sb_info *sbi, } } - /* Currently, support only 4KB page cache size */ - if (F2FS_BLKSIZE != PAGE_SIZE) { - f2fs_info(sbi, "Invalid page_cache_size (%lu), supports only 4KB", - PAGE_SIZE); - return -EFSCORRUPTED; - } - /* Currently, support only 4KB block size */ - blocksize = 1 << le32_to_cpu(raw_super->log_blocksize); - if (blocksize != F2FS_BLKSIZE) { - f2fs_info(sbi, "Invalid blocksize (%u), supports only 4KB", - blocksize); + if (le32_to_cpu(raw_super->log_blocksize) != F2FS_BLKSIZE_BITS) { + f2fs_info(sbi, "Invalid log_blocksize (%u), supports only %u", + le32_to_cpu(raw_super->log_blocksize), + F2FS_BLKSIZE_BITS); return -EFSCORRUPTED; } @@ -3071,9 +3094,9 @@ static void init_sb_info(struct f2fs_sb_info *sbi) sbi->total_node_count = (le32_to_cpu(raw_super->segment_count_nat) / 2) * sbi->blocks_per_seg * NAT_ENTRY_PER_BLOCK; - sbi->root_ino_num = le32_to_cpu(raw_super->root_ino); - sbi->node_ino_num = le32_to_cpu(raw_super->node_ino); - sbi->meta_ino_num = le32_to_cpu(raw_super->meta_ino); + F2FS_ROOT_INO(sbi) = le32_to_cpu(raw_super->root_ino); + F2FS_NODE_INO(sbi) = le32_to_cpu(raw_super->node_ino); + F2FS_META_INO(sbi) = le32_to_cpu(raw_super->meta_ino); sbi->cur_victim_sec = NULL_SECNO; sbi->next_victim_seg[BG_GC] = NULL_SEGNO; sbi->next_victim_seg[FG_GC] = NULL_SEGNO; @@ -3552,7 +3575,7 @@ try_onemore: sbi->valid_super_block = valid_super_block; init_rwsem(&sbi->gc_lock); mutex_init(&sbi->writepages); - mutex_init(&sbi->cp_mutex); + init_rwsem(&sbi->cp_global_sem); init_rwsem(&sbi->node_write); init_rwsem(&sbi->node_change); @@ -3693,8 +3716,7 @@ try_onemore: } /* For write statistics */ - sbi->sectors_written_start = - (u64)part_stat_read(sb->s_bdev, sectors[STAT_WRITE]); + sbi->sectors_written_start = f2fs_get_sectors_written(sbi); /* Read accumulated write IO statistics if exists */ seg_i = CURSEG_I(sbi, CURSEG_HOT_NODE); @@ -3909,6 +3931,7 @@ free_bio_info: #ifdef CONFIG_UNICODE utf8_unload(sb->s_encoding); + sb->s_encoding = NULL; #endif free_options: #ifdef CONFIG_QUOTA diff --git a/fs/f2fs/sysfs.c b/fs/f2fs/sysfs.c index 24e876e849c5..30bae57428d1 100644 --- a/fs/f2fs/sysfs.c +++ b/fs/f2fs/sysfs.c @@ -92,7 +92,8 @@ static ssize_t lifetime_write_kbytes_show(struct f2fs_attr *a, { return sprintf(buf, "%llu\n", (unsigned long long)(sbi->kbytes_written + - BD_PART_WRITTEN(sbi))); + ((f2fs_get_sectors_written(sbi) - + sbi->sectors_written_start) >> 1))); } static ssize_t features_show(struct f2fs_attr *a, @@ -557,6 +558,7 @@ F2FS_RW_ATTR(F2FS_SBI, f2fs_sb_info, F2FS_RW_ATTR(F2FS_SBI, f2fs_sb_info, iostat_enable, iostat_enable); F2FS_RW_ATTR(F2FS_SBI, f2fs_sb_info, iostat_period_ms, iostat_period_ms); F2FS_RW_ATTR(F2FS_SBI, f2fs_sb_info, readdir_ra, readdir_ra); +F2FS_RW_ATTR(F2FS_SBI, f2fs_sb_info, max_io_bytes, max_io_bytes); F2FS_RW_ATTR(F2FS_SBI, f2fs_sb_info, gc_pin_file_thresh, gc_pin_file_threshold); F2FS_RW_ATTR(F2FS_SBI, f2fs_super_block, extension_list, extension_list); #ifdef CONFIG_F2FS_FAULT_INJECTION @@ -641,6 +643,7 @@ static struct attribute *f2fs_attrs[] = { ATTR_LIST(iostat_enable), ATTR_LIST(iostat_period_ms), ATTR_LIST(readdir_ra), + ATTR_LIST(max_io_bytes), ATTR_LIST(gc_pin_file_thresh), ATTR_LIST(extension_list), #ifdef CONFIG_F2FS_FAULT_INJECTION diff --git a/fs/fs-writeback.c b/fs/fs-writeback.c index e6005c78bfa9..acfb55834af2 100644 --- a/fs/fs-writeback.c +++ b/fs/fs-writeback.c @@ -2321,10 +2321,6 @@ void __mark_inode_dirty(struct inode *inode, int flags) wb = locked_inode_to_wb_and_lock_list(inode); - WARN((wb->bdi->capabilities & BDI_CAP_WRITEBACK) && - !test_bit(WB_registered, &wb->state), - "bdi-%s not registered\n", bdi_dev_name(wb->bdi)); - inode->dirtied_when = jiffies; if (dirtytime) inode->dirtied_time_when = jiffies; diff --git a/fs/nfsd/filecache.c b/fs/nfsd/filecache.c index d77c624c61f6..53fcbf79bdca 100644 --- a/fs/nfsd/filecache.c +++ b/fs/nfsd/filecache.c @@ -600,7 +600,7 @@ static struct notifier_block nfsd_file_lease_notifier = { static int nfsd_file_fsnotify_handle_event(struct fsnotify_mark *mark, u32 mask, struct inode *inode, struct inode *dir, - const struct qstr *name) + const struct qstr *name, u32 cookie) { trace_nfsd_file_fsnotify_handle_event(inode, mask); diff --git a/fs/notify/dnotify/dnotify.c b/fs/notify/dnotify/dnotify.c index 5486aaca60b0..e85e13c50d6d 100644 --- a/fs/notify/dnotify/dnotify.c +++ b/fs/notify/dnotify/dnotify.c @@ -72,7 +72,7 @@ static void dnotify_recalc_inode_mask(struct fsnotify_mark *fsn_mark) */ static int dnotify_handle_event(struct fsnotify_mark *inode_mark, u32 mask, struct inode *inode, struct inode *dir, - const struct qstr *name) + const struct qstr *name, u32 cookie) { struct dnotify_mark *dn_mark; struct dnotify_struct *dn; diff --git a/fs/notify/fanotify/fanotify.c b/fs/notify/fanotify/fanotify.c index 9167884a61ec..1192c9953620 100644 --- a/fs/notify/fanotify/fanotify.c +++ b/fs/notify/fanotify/fanotify.c @@ -268,12 +268,11 @@ static u32 fanotify_group_event_mask(struct fsnotify_group *group, continue; /* - * If the event is for a child and this mark is on a parent not + * If the event is on a child and this mark is on a parent not * watching children, don't send it! */ - if (event_mask & FS_EVENT_ON_CHILD && - type == FSNOTIFY_OBJ_TYPE_INODE && - !(mark->mask & FS_EVENT_ON_CHILD)) + if (type == FSNOTIFY_OBJ_TYPE_PARENT && + !(mark->mask & FS_EVENT_ON_CHILD)) continue; marks_mask |= mark->mask; diff --git a/fs/notify/fsnotify.c b/fs/notify/fsnotify.c index 8d3ad5ef2925..30d422b8c0fc 100644 --- a/fs/notify/fsnotify.c +++ b/fs/notify/fsnotify.c @@ -152,6 +152,13 @@ static bool fsnotify_event_needs_parent(struct inode *inode, struct mount *mnt, if (mask & FS_ISDIR) return false; + /* + * All events that are possible on child can also may be reported with + * parent/name info to inode/sb/mount. Otherwise, a watching parent + * could result in events reported with unexpected name info to sb/mount. + */ + BUILD_BUG_ON(FS_EVENTS_POSS_ON_CHILD & ~FS_EVENTS_POSS_TO_PARENT); + /* Did either inode/sb/mount subscribe for events with parent/name? */ marks_mask |= fsnotify_parent_needed_mask(inode->i_fsnotify_mask); marks_mask |= fsnotify_parent_needed_mask(inode->i_sb->s_fsnotify_mask); @@ -232,47 +239,76 @@ notify: } EXPORT_SYMBOL_GPL(__fsnotify_parent); +static int fsnotify_handle_inode_event(struct fsnotify_group *group, + struct fsnotify_mark *inode_mark, + u32 mask, const void *data, int data_type, + struct inode *dir, const struct qstr *name, + u32 cookie) +{ + const struct path *path = fsnotify_data_path(data, data_type); + struct inode *inode = fsnotify_data_inode(data, data_type); + const struct fsnotify_ops *ops = group->ops; + + if (WARN_ON_ONCE(!ops->handle_inode_event)) + return 0; + + if ((inode_mark->mask & FS_EXCL_UNLINK) && + path && d_unlinked(path->dentry)) + return 0; + + /* Check interest of this mark in case event was sent with two marks */ + if (!(mask & inode_mark->mask & ALL_FSNOTIFY_EVENTS)) + return 0; + + return ops->handle_inode_event(inode_mark, mask, inode, dir, name, cookie); +} + static int fsnotify_handle_event(struct fsnotify_group *group, __u32 mask, const void *data, int data_type, struct inode *dir, const struct qstr *name, u32 cookie, struct fsnotify_iter_info *iter_info) { struct fsnotify_mark *inode_mark = fsnotify_iter_inode_mark(iter_info); - struct fsnotify_mark *child_mark = fsnotify_iter_child_mark(iter_info); - struct inode *inode = fsnotify_data_inode(data, data_type); - const struct fsnotify_ops *ops = group->ops; + struct fsnotify_mark *parent_mark = fsnotify_iter_parent_mark(iter_info); int ret; - if (WARN_ON_ONCE(!ops->handle_inode_event)) - return 0; - if (WARN_ON_ONCE(fsnotify_iter_sb_mark(iter_info)) || WARN_ON_ONCE(fsnotify_iter_vfsmount_mark(iter_info))) return 0; - /* - * An event can be sent on child mark iterator instead of inode mark - * iterator because of other groups that have interest of this inode - * and have marks on both parent and child. We can simplify this case. - */ - if (!inode_mark) { - inode_mark = child_mark; - child_mark = NULL; + if (parent_mark) { + /* + * parent_mark indicates that the parent inode is watching + * children and interested in this event, which is an event + * possible on child. But is *this mark* watching children and + * interested in this event? + */ + if (parent_mark->mask & FS_EVENT_ON_CHILD) { + ret = fsnotify_handle_inode_event(group, parent_mark, mask, + data, data_type, dir, name, 0); + if (ret) + return ret; + } + if (!inode_mark) + return 0; + } + + if (mask & FS_EVENT_ON_CHILD) { + /* + * Some events can be sent on both parent dir and child marks + * (e.g. FS_ATTRIB). If both parent dir and child are + * watching, report the event once to parent dir with name (if + * interested) and once to child without name (if interested). + * The child watcher is expecting an event without a file name + * and without the FS_EVENT_ON_CHILD flag. + */ + mask &= ~FS_EVENT_ON_CHILD; dir = NULL; name = NULL; } - ret = ops->handle_inode_event(inode_mark, mask, inode, dir, name); - if (ret || !child_mark) - return ret; - - /* - * Some events can be sent on both parent dir and child marks - * (e.g. FS_ATTRIB). If both parent dir and child are watching, - * report the event once to parent dir with name and once to child - * without name. - */ - return ops->handle_inode_event(child_mark, mask, inode, NULL, NULL); + return fsnotify_handle_inode_event(group, inode_mark, mask, data, data_type, + dir, name, cookie); } static int send_to_group(__u32 mask, const void *data, int data_type, @@ -430,7 +466,7 @@ int fsnotify(__u32 mask, const void *data, int data_type, struct inode *dir, struct fsnotify_iter_info iter_info = {}; struct super_block *sb; struct mount *mnt = NULL; - struct inode *child = NULL; + struct inode *parent = NULL; int ret = 0; __u32 test_mask, marks_mask; @@ -442,11 +478,10 @@ int fsnotify(__u32 mask, const void *data, int data_type, struct inode *dir, inode = dir; } else if (mask & FS_EVENT_ON_CHILD) { /* - * Event on child - report on TYPE_INODE to dir if it is - * watching children and on TYPE_CHILD to child. + * Event on child - report on TYPE_PARENT to dir if it is + * watching children and on TYPE_INODE to child. */ - child = inode; - inode = dir; + parent = dir; } sb = inode->i_sb; @@ -460,7 +495,7 @@ int fsnotify(__u32 mask, const void *data, int data_type, struct inode *dir, if (!sb->s_fsnotify_marks && (!mnt || !mnt->mnt_fsnotify_marks) && (!inode || !inode->i_fsnotify_marks) && - (!child || !child->i_fsnotify_marks)) + (!parent || !parent->i_fsnotify_marks)) return 0; marks_mask = sb->s_fsnotify_mask; @@ -468,8 +503,8 @@ int fsnotify(__u32 mask, const void *data, int data_type, struct inode *dir, marks_mask |= mnt->mnt_fsnotify_mask; if (inode) marks_mask |= inode->i_fsnotify_mask; - if (child) - marks_mask |= child->i_fsnotify_mask; + if (parent) + marks_mask |= parent->i_fsnotify_mask; /* @@ -492,9 +527,9 @@ int fsnotify(__u32 mask, const void *data, int data_type, struct inode *dir, iter_info.marks[FSNOTIFY_OBJ_TYPE_INODE] = fsnotify_first_mark(&inode->i_fsnotify_marks); } - if (child) { - iter_info.marks[FSNOTIFY_OBJ_TYPE_CHILD] = - fsnotify_first_mark(&child->i_fsnotify_marks); + if (parent) { + iter_info.marks[FSNOTIFY_OBJ_TYPE_PARENT] = + fsnotify_first_mark(&parent->i_fsnotify_marks); } /* diff --git a/fs/notify/inotify/inotify.h b/fs/notify/inotify/inotify.h index 4327d0e9c364..2007e3711916 100644 --- a/fs/notify/inotify/inotify.h +++ b/fs/notify/inotify/inotify.h @@ -24,11 +24,10 @@ static inline struct inotify_event_info *INOTIFY_E(struct fsnotify_event *fse) extern void inotify_ignored_and_remove_idr(struct fsnotify_mark *fsn_mark, struct fsnotify_group *group); -extern int inotify_handle_event(struct fsnotify_group *group, u32 mask, - const void *data, int data_type, - struct inode *dir, - const struct qstr *file_name, u32 cookie, - struct fsnotify_iter_info *iter_info); +extern int inotify_handle_inode_event(struct fsnotify_mark *inode_mark, + u32 mask, struct inode *inode, + struct inode *dir, + const struct qstr *name, u32 cookie); extern const struct fsnotify_ops inotify_fsnotify_ops; extern struct kmem_cache *inotify_inode_mark_cachep; diff --git a/fs/notify/inotify/inotify_fsnotify.c b/fs/notify/inotify/inotify_fsnotify.c index 9ddcbadc98e2..1901d799909b 100644 --- a/fs/notify/inotify/inotify_fsnotify.c +++ b/fs/notify/inotify/inotify_fsnotify.c @@ -55,25 +55,21 @@ static int inotify_merge(struct list_head *list, return event_compare(last_event, event); } -static int inotify_one_event(struct fsnotify_group *group, u32 mask, - struct fsnotify_mark *inode_mark, - const struct path *path, - const struct qstr *file_name, u32 cookie) +int inotify_handle_inode_event(struct fsnotify_mark *inode_mark, u32 mask, + struct inode *inode, struct inode *dir, + const struct qstr *name, u32 cookie) { struct inotify_inode_mark *i_mark; struct inotify_event_info *event; struct fsnotify_event *fsn_event; + struct fsnotify_group *group = inode_mark->group; int ret; int len = 0; int alloc_len = sizeof(struct inotify_event_info); struct mem_cgroup *old_memcg; - if ((inode_mark->mask & FS_EXCL_UNLINK) && - path && d_unlinked(path->dentry)) - return 0; - - if (file_name) { - len = file_name->len; + if (name) { + len = name->len; alloc_len += len + 1; } @@ -117,7 +113,7 @@ static int inotify_one_event(struct fsnotify_group *group, u32 mask, event->sync_cookie = cookie; event->name_len = len; if (len) - strcpy(event->name, file_name->name); + strcpy(event->name, name->name); ret = fsnotify_add_event(group, fsn_event, inotify_merge); if (ret) { @@ -131,37 +127,6 @@ static int inotify_one_event(struct fsnotify_group *group, u32 mask, return 0; } -int inotify_handle_event(struct fsnotify_group *group, u32 mask, - const void *data, int data_type, struct inode *dir, - const struct qstr *file_name, u32 cookie, - struct fsnotify_iter_info *iter_info) -{ - const struct path *path = fsnotify_data_path(data, data_type); - struct fsnotify_mark *inode_mark = fsnotify_iter_inode_mark(iter_info); - struct fsnotify_mark *child_mark = fsnotify_iter_child_mark(iter_info); - int ret = 0; - - if (WARN_ON(fsnotify_iter_vfsmount_mark(iter_info))) - return 0; - - /* - * Some events cannot be sent on both parent and child marks - * (e.g. IN_CREATE). Those events are always sent on inode_mark. - * For events that are possible on both parent and child (e.g. IN_OPEN), - * event is sent on inode_mark with name if the parent is watching and - * is sent on child_mark without name if child is watching. - * If both parent and child are watching, report the event with child's - * name here and report another event without child's name below. - */ - if (inode_mark) - ret = inotify_one_event(group, mask, inode_mark, path, - file_name, cookie); - if (ret || !child_mark) - return ret; - - return inotify_one_event(group, mask, child_mark, path, NULL, 0); -} - static void inotify_freeing_mark(struct fsnotify_mark *fsn_mark, struct fsnotify_group *group) { inotify_ignored_and_remove_idr(fsn_mark, group); @@ -227,7 +192,7 @@ static void inotify_free_mark(struct fsnotify_mark *fsn_mark) } const struct fsnotify_ops inotify_fsnotify_ops = { - .handle_event = inotify_handle_event, + .handle_inode_event = inotify_handle_inode_event, .free_group_priv = inotify_free_group_priv, .free_event = inotify_free_event, .freeing_mark = inotify_freeing_mark, diff --git a/fs/notify/inotify/inotify_user.c b/fs/notify/inotify/inotify_user.c index 8755e49c6ee8..51c837acc98d 100644 --- a/fs/notify/inotify/inotify_user.c +++ b/fs/notify/inotify/inotify_user.c @@ -37,6 +37,15 @@ #include +/* + * An inotify watch requires allocating an inotify_inode_mark structure as + * well as pinning the watched inode. Doubling the size of a VFS inode + * should be more than enough to cover the additional filesystem inode + * size increase. + */ +#define INOTIFY_WATCH_COST (sizeof(struct inotify_inode_mark) + \ + 2 * sizeof(struct inode)) + /* configurable via /proc/sys/fs/inotify/ */ static int inotify_max_queued_events __read_mostly; @@ -486,14 +495,10 @@ void inotify_ignored_and_remove_idr(struct fsnotify_mark *fsn_mark, struct fsnotify_group *group) { struct inotify_inode_mark *i_mark; - struct fsnotify_iter_info iter_info = { }; - - fsnotify_iter_set_report_type_mark(&iter_info, FSNOTIFY_OBJ_TYPE_INODE, - fsn_mark); /* Queue ignore event for the watch */ - inotify_handle_event(group, FS_IN_IGNORED, NULL, FSNOTIFY_EVENT_NONE, - NULL, NULL, 0, &iter_info); + inotify_handle_inode_event(fsn_mark, FS_IN_IGNORED, NULL, NULL, NULL, + 0); i_mark = container_of(fsn_mark, struct inotify_inode_mark, fsn_mark); /* remove this mark from the idr */ @@ -813,6 +818,18 @@ out: */ static int __init inotify_user_setup(void) { + unsigned long watches_max; + struct sysinfo si; + + si_meminfo(&si); + /* + * Allow up to 1% of addressable memory to be allocated for inotify + * watches (per user) limited to the range [8192, 1048576]. + */ + watches_max = (((si.totalram - si.totalhigh) / 100) << PAGE_SHIFT) / + INOTIFY_WATCH_COST; + watches_max = clamp(watches_max, 8192UL, 1048576UL); + BUILD_BUG_ON(IN_ACCESS != FS_ACCESS); BUILD_BUG_ON(IN_MODIFY != FS_MODIFY); BUILD_BUG_ON(IN_ATTRIB != FS_ATTRIB); @@ -839,7 +856,7 @@ static int __init inotify_user_setup(void) inotify_max_queued_events = 16384; init_user_ns.ucount_max[UCOUNT_INOTIFY_INSTANCES] = 128; - init_user_ns.ucount_max[UCOUNT_INOTIFY_WATCHES] = 8192; + init_user_ns.ucount_max[UCOUNT_INOTIFY_WATCHES] = watches_max; return 0; } diff --git a/fs/quota/dquot.c b/fs/quota/dquot.c index bb02989d92b6..4f1373463766 100644 --- a/fs/quota/dquot.c +++ b/fs/quota/dquot.c @@ -2455,7 +2455,7 @@ int dquot_resume(struct super_block *sb, int type) ret = dquot_load_quota_sb(sb, cnt, dqopt->info[cnt].dqi_fmt_id, flags); if (ret < 0) - vfs_cleanup_quota_inode(sb, type); + vfs_cleanup_quota_inode(sb, cnt); } return ret; diff --git a/fs/quota/quota_tree.c b/fs/quota/quota_tree.c index a6f856f341dc..c5562c871c8b 100644 --- a/fs/quota/quota_tree.c +++ b/fs/quota/quota_tree.c @@ -62,7 +62,7 @@ static ssize_t read_blk(struct qtree_mem_dqinfo *info, uint blk, char *buf) memset(buf, 0, info->dqi_usable_bs); return sb->s_op->quota_read(sb, info->dqi_type, buf, - info->dqi_usable_bs, blk << info->dqi_blocksize_bits); + info->dqi_usable_bs, (loff_t)blk << info->dqi_blocksize_bits); } static ssize_t write_blk(struct qtree_mem_dqinfo *info, uint blk, char *buf) @@ -71,7 +71,7 @@ static ssize_t write_blk(struct qtree_mem_dqinfo *info, uint blk, char *buf) ssize_t ret; ret = sb->s_op->quota_write(sb, info->dqi_type, buf, - info->dqi_usable_bs, blk << info->dqi_blocksize_bits); + info->dqi_usable_bs, (loff_t)blk << info->dqi_blocksize_bits); if (ret != info->dqi_usable_bs) { quota_error(sb, "dquota write failed"); if (ret >= 0) @@ -284,7 +284,7 @@ static uint find_free_dqentry(struct qtree_mem_dqinfo *info, blk); goto out_buf; } - dquot->dq_off = (blk << info->dqi_blocksize_bits) + + dquot->dq_off = ((loff_t)blk << info->dqi_blocksize_bits) + sizeof(struct qt_disk_dqdbheader) + i * info->dqi_entry_size; kfree(buf); @@ -559,7 +559,7 @@ static loff_t find_block_dqentry(struct qtree_mem_dqinfo *info, ret = -EIO; goto out_buf; } else { - ret = (blk << info->dqi_blocksize_bits) + sizeof(struct + ret = ((loff_t)blk << info->dqi_blocksize_bits) + sizeof(struct qt_disk_dqdbheader) + i * info->dqi_entry_size; } out_buf: diff --git a/fs/quota/quota_v2.c b/fs/quota/quota_v2.c index e69a2bfdd81c..c21106557a37 100644 --- a/fs/quota/quota_v2.c +++ b/fs/quota/quota_v2.c @@ -157,6 +157,25 @@ static int v2_read_file_info(struct super_block *sb, int type) qinfo->dqi_entry_size = sizeof(struct v2r1_disk_dqblk); qinfo->dqi_ops = &v2r1_qtree_ops; } + ret = -EUCLEAN; + /* Some sanity checks of the read headers... */ + if ((loff_t)qinfo->dqi_blocks << qinfo->dqi_blocksize_bits > + i_size_read(sb_dqopt(sb)->files[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; + } + 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; + } + 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; + } ret = 0; out: up_read(&dqopt->dqio_sem); diff --git a/fs/reiserfs/stree.c b/fs/reiserfs/stree.c index 8bf88d690729..476a7ff49482 100644 --- a/fs/reiserfs/stree.c +++ b/fs/reiserfs/stree.c @@ -454,6 +454,12 @@ static int is_leaf(char *buf, int blocksize, struct buffer_head *bh) "(second one): %h", ih); return 0; } + if (is_direntry_le_ih(ih) && (ih_item_len(ih) < (ih_entry_count(ih) * IH_SIZE))) { + reiserfs_warning(NULL, "reiserfs-5093", + "item entry count seems wrong %h", + ih); + return 0; + } prev_location = ih_location(ih); } diff --git a/include/dt-bindings/clock/dra7.h b/include/dt-bindings/clock/dra7.h index 5ec4137231e3..7d57063b8a65 100644 --- a/include/dt-bindings/clock/dra7.h +++ b/include/dt-bindings/clock/dra7.h @@ -84,6 +84,10 @@ #define DRA7_L3_MAIN_2_CLKCTRL DRA7_CLKCTRL_INDEX(0x20) #define DRA7_L3_INSTR_CLKCTRL DRA7_CLKCTRL_INDEX(0x28) +/* iva clocks */ +#define DRA7_IVA_CLKCTRL DRA7_CLKCTRL_INDEX(0x20) +#define DRA7_SL2IF_CLKCTRL DRA7_CLKCTRL_INDEX(0x28) + /* dss clocks */ #define DRA7_DSS_CORE_CLKCTRL DRA7_CLKCTRL_INDEX(0x20) #define DRA7_BB2D_CLKCTRL DRA7_CLKCTRL_INDEX(0x30) diff --git a/include/dt-bindings/memory/tegra210-mc.h b/include/dt-bindings/memory/tegra210-mc.h index cacf05617e03..5e082547f179 100644 --- a/include/dt-bindings/memory/tegra210-mc.h +++ b/include/dt-bindings/memory/tegra210-mc.h @@ -33,6 +33,16 @@ #define TEGRA_SWGROUP_AXIAP 28 #define TEGRA_SWGROUP_ETR 29 #define TEGRA_SWGROUP_TSECB 30 +#define TEGRA_SWGROUP_NV 31 +#define TEGRA_SWGROUP_NV2 32 +#define TEGRA_SWGROUP_PPCS1 33 +#define TEGRA_SWGROUP_DC1 34 +#define TEGRA_SWGROUP_PPCS2 35 +#define TEGRA_SWGROUP_HC1 36 +#define TEGRA_SWGROUP_SE1 37 +#define TEGRA_SWGROUP_TSEC1 38 +#define TEGRA_SWGROUP_TSECB1 39 +#define TEGRA_SWGROUP_NVDEC1 40 #define TEGRA210_MC_RESET_AFI 0 #define TEGRA210_MC_RESET_AVPC 1 diff --git a/include/dt-bindings/power/qcom-rpmpd.h b/include/dt-bindings/power/qcom-rpmpd.h index 5e61eaf73bdd..7714487ac76b 100644 --- a/include/dt-bindings/power/qcom-rpmpd.h +++ b/include/dt-bindings/power/qcom-rpmpd.h @@ -15,6 +15,11 @@ #define SDM845_GFX 7 #define SDM845_MSS 8 +/* SDX55 Power Domain Indexes */ +#define SDX55_MSS 0 +#define SDX55_MX 1 +#define SDX55_CX 2 + /* SM8150 Power Domain Indexes */ #define SM8150_MSS 0 #define SM8150_EBI 1 @@ -64,6 +69,23 @@ #define RPMH_REGULATOR_LEVEL_TURBO 384 #define RPMH_REGULATOR_LEVEL_TURBO_L1 416 +/* MSM8939 Power Domains */ +#define MSM8939_VDDMDCX 0 +#define MSM8939_VDDMDCX_AO 1 +#define MSM8939_VDDMDCX_VFC 2 +#define MSM8939_VDDCX 3 +#define MSM8939_VDDCX_AO 4 +#define MSM8939_VDDCX_VFC 5 +#define MSM8939_VDDMX 6 +#define MSM8939_VDDMX_AO 7 + +/* MSM8916 Power Domain Indexes */ +#define MSM8916_VDDCX 0 +#define MSM8916_VDDCX_AO 1 +#define MSM8916_VDDCX_VFC 2 +#define MSM8916_VDDMX 3 +#define MSM8916_VDDMX_AO 4 + /* MSM8976 Power Domain Indexes */ #define MSM8976_VDDCX 0 #define MSM8976_VDDCX_AO 1 @@ -102,6 +124,18 @@ #define QCS404_LPIMX 5 #define QCS404_LPIMX_VFL 6 +/* SDM660 Power Domains */ +#define SDM660_VDDCX 0 +#define SDM660_VDDCX_AO 1 +#define SDM660_VDDCX_VFL 2 +#define SDM660_VDDMX 3 +#define SDM660_VDDMX_AO 4 +#define SDM660_VDDMX_VFL 5 +#define SDM660_SSCCX 6 +#define SDM660_SSCCX_VFL 7 +#define SDM660_SSCMX 8 +#define SDM660_SSCMX_VFL 9 + /* RPM SMD Power Domain performance levels */ #define RPM_SMD_LEVEL_RETENTION 16 #define RPM_SMD_LEVEL_RETENTION_PLUS 32 diff --git a/include/linux/dma-map-ops.h b/include/linux/dma-map-ops.h index a5f89fc4d6df..03925e438ec3 100644 --- a/include/linux/dma-map-ops.h +++ b/include/linux/dma-map-ops.h @@ -226,6 +226,9 @@ struct page *dma_alloc_from_pool(struct device *dev, size_t size, bool (*phys_addr_ok)(struct device *, phys_addr_t, size_t)); bool dma_free_from_pool(struct device *dev, void *start, size_t size); +int dma_direct_set_offset(struct device *dev, phys_addr_t cpu_start, + dma_addr_t dma_start, u64 size); + #ifdef CONFIG_ARCH_HAS_DMA_COHERENCE_H #include #elif defined(CONFIG_ARCH_HAS_SYNC_DMA_FOR_DEVICE) || \ diff --git a/include/linux/dma-mapping.h b/include/linux/dma-mapping.h index 2aaed35b556d..2e49996a8f39 100644 --- a/include/linux/dma-mapping.h +++ b/include/linux/dma-mapping.h @@ -558,11 +558,4 @@ static inline int dma_mmap_wc(struct device *dev, #define dma_unmap_len_set(PTR, LEN_NAME, VAL) do { } while (0) #endif -/* - * Legacy interface to set up the dma offset map. Drivers really should not - * actually use it, but we have a few legacy cases left. - */ -int dma_direct_set_offset(struct device *dev, phys_addr_t cpu_start, - dma_addr_t dma_start, u64 size); - #endif /* _LINUX_DMA_MAPPING_H */ diff --git a/include/linux/f2fs_fs.h b/include/linux/f2fs_fs.h index a5dbb57a687f..7dc2a06cf19a 100644 --- a/include/linux/f2fs_fs.h +++ b/include/linux/f2fs_fs.h @@ -273,7 +273,7 @@ struct f2fs_inode { __le64 i_compr_blocks; /* # of compressed blocks */ __u8 i_compress_algorithm; /* compress algorithm */ __u8 i_log_cluster_size; /* log of cluster size */ - __le16 i_padding; /* padding */ + __le16 i_compress_flag; /* compress flag */ __le32 i_extra_end[0]; /* for attribute size calculation */ } __packed; __le32 i_addr[DEF_ADDRS_PER_INODE]; /* Pointers to data blocks */ diff --git a/include/linux/firmware/imx/dsp.h b/include/linux/firmware/imx/dsp.h index 7562099c9e46..4f7895a3b73c 100644 --- a/include/linux/firmware/imx/dsp.h +++ b/include/linux/firmware/imx/dsp.h @@ -55,6 +55,9 @@ static inline void *imx_dsp_get_data(struct imx_dsp_ipc *ipc) int imx_dsp_ring_doorbell(struct imx_dsp_ipc *dsp, unsigned int chan_idx); +struct mbox_chan *imx_dsp_request_channel(struct imx_dsp_ipc *ipc, int idx); +void imx_dsp_free_channel(struct imx_dsp_ipc *ipc, int idx); + #else static inline int imx_dsp_ring_doorbell(struct imx_dsp_ipc *ipc, @@ -63,5 +66,12 @@ static inline int imx_dsp_ring_doorbell(struct imx_dsp_ipc *ipc, return -ENOTSUPP; } +struct mbox_chan *imx_dsp_request_channel(struct imx_dsp_ipc *ipc, int idx) +{ + return ERR_PTR(-EOPNOTSUPP); +} + +void imx_dsp_free_channel(struct imx_dsp_ipc *ipc, int idx) { } + #endif #endif /* _IMX_DSP_IPC_H */ diff --git a/include/linux/firmware/imx/ipc.h b/include/linux/firmware/imx/ipc.h index 891057434858..0b4643571625 100644 --- a/include/linux/firmware/imx/ipc.h +++ b/include/linux/firmware/imx/ipc.h @@ -34,6 +34,7 @@ struct imx_sc_rpc_msg { uint8_t func; }; +#ifdef CONFIG_IMX_SCU /* * This is an function to send an RPC message over an IPC channel. * It is called by client-side SCFW API function shims. @@ -55,4 +56,16 @@ int imx_scu_call_rpc(struct imx_sc_ipc *ipc, void *msg, bool have_resp); * @return Returns an error code (0 = success, failed if < 0) */ int imx_scu_get_handle(struct imx_sc_ipc **ipc); +#else +static inline int imx_scu_call_rpc(struct imx_sc_ipc *ipc, void *msg, + bool have_resp) +{ + return -ENOTSUPP; +} + +static inline int imx_scu_get_handle(struct imx_sc_ipc **ipc) +{ + return -ENOTSUPP; +} +#endif #endif /* _SC_IPC_H */ diff --git a/include/linux/firmware/imx/sci.h b/include/linux/firmware/imx/sci.h index 22c76571a294..5cc63fe7e84d 100644 --- a/include/linux/firmware/imx/sci.h +++ b/include/linux/firmware/imx/sci.h @@ -16,9 +16,36 @@ #include #include +#if IS_ENABLED(CONFIG_IMX_SCU) int imx_scu_enable_general_irq_channel(struct device *dev); int imx_scu_irq_register_notifier(struct notifier_block *nb); int imx_scu_irq_unregister_notifier(struct notifier_block *nb); int imx_scu_irq_group_enable(u8 group, u32 mask, u8 enable); int imx_scu_soc_init(struct device *dev); +#else +static inline int imx_scu_soc_init(struct device *dev) +{ + return -ENOTSUPP; +} + +static inline int imx_scu_enable_general_irq_channel(struct device *dev) +{ + return -ENOTSUPP; +} + +static inline int imx_scu_irq_register_notifier(struct notifier_block *nb) +{ + return -ENOTSUPP; +} + +static inline int imx_scu_irq_unregister_notifier(struct notifier_block *nb) +{ + return -ENOTSUPP; +} + +static inline int imx_scu_irq_group_enable(u8 group, u32 mask, u8 enable) +{ + return -ENOTSUPP; +} +#endif #endif /* _SC_SCI_H */ diff --git a/include/linux/firmware/imx/svc/misc.h b/include/linux/firmware/imx/svc/misc.h index 031dd4d3c766..760db08a67fc 100644 --- a/include/linux/firmware/imx/svc/misc.h +++ b/include/linux/firmware/imx/svc/misc.h @@ -46,6 +46,7 @@ enum imx_misc_func { * Control Functions */ +#ifdef CONFIG_IMX_SCU int imx_sc_misc_set_control(struct imx_sc_ipc *ipc, u32 resource, u8 ctrl, u32 val); @@ -54,5 +55,23 @@ int imx_sc_misc_get_control(struct imx_sc_ipc *ipc, u32 resource, int imx_sc_pm_cpu_start(struct imx_sc_ipc *ipc, u32 resource, bool enable, u64 phys_addr); +#else +static inline int imx_sc_misc_set_control(struct imx_sc_ipc *ipc, + u32 resource, u8 ctrl, u32 val) +{ + return -ENOTSUPP; +} +static inline int imx_sc_misc_get_control(struct imx_sc_ipc *ipc, + u32 resource, u8 ctrl, u32 *val) +{ + return -ENOTSUPP; +} + +static inline int imx_sc_pm_cpu_start(struct imx_sc_ipc *ipc, u32 resource, + bool enable, u64 phys_addr) +{ + return -ENOTSUPP; +} +#endif #endif /* _SC_MISC_API_H */ diff --git a/include/linux/firmware/xlnx-zynqmp.h b/include/linux/firmware/xlnx-zynqmp.h index 41a1bab98b7e..2a0da841c942 100644 --- a/include/linux/firmware/xlnx-zynqmp.h +++ b/include/linux/firmware/xlnx-zynqmp.h @@ -13,6 +13,8 @@ #ifndef __FIRMWARE_ZYNQMP_H__ #define __FIRMWARE_ZYNQMP_H__ +#include + #define ZYNQMP_PM_VERSION_MAJOR 1 #define ZYNQMP_PM_VERSION_MINOR 0 @@ -310,7 +312,6 @@ struct zynqmp_pm_query_data { u32 arg3; }; - int zynqmp_pm_invoke_fn(u32 pm_api_id, u32 arg0, u32 arg1, u32 arg2, u32 arg3, u32 *ret_payload); @@ -358,147 +359,181 @@ static inline struct zynqmp_eemi_ops *zynqmp_pm_get_eemi_ops(void) { return ERR_PTR(-ENODEV); } + static inline int zynqmp_pm_get_api_version(u32 *version) { return -ENODEV; } + static inline int zynqmp_pm_get_chipid(u32 *idcode, u32 *version) { return -ENODEV; } + static inline int zynqmp_pm_query_data(struct zynqmp_pm_query_data qdata, u32 *out) { return -ENODEV; } + static inline int zynqmp_pm_clock_enable(u32 clock_id) { return -ENODEV; } + static inline int zynqmp_pm_clock_disable(u32 clock_id) { return -ENODEV; } + static inline int zynqmp_pm_clock_getstate(u32 clock_id, u32 *state) { return -ENODEV; } + static inline int zynqmp_pm_clock_setdivider(u32 clock_id, u32 divider) { return -ENODEV; } + static inline int zynqmp_pm_clock_getdivider(u32 clock_id, u32 *divider) { return -ENODEV; } + static inline int zynqmp_pm_clock_setrate(u32 clock_id, u64 rate) { return -ENODEV; } + static inline int zynqmp_pm_clock_getrate(u32 clock_id, u64 *rate) { return -ENODEV; } + static inline int zynqmp_pm_clock_setparent(u32 clock_id, u32 parent_id) { return -ENODEV; } + static inline int zynqmp_pm_clock_getparent(u32 clock_id, u32 *parent_id) { return -ENODEV; } + static inline int zynqmp_pm_set_pll_frac_mode(u32 clk_id, u32 mode) { return -ENODEV; } + static inline int zynqmp_pm_get_pll_frac_mode(u32 clk_id, u32 *mode) { return -ENODEV; } + static inline int zynqmp_pm_set_pll_frac_data(u32 clk_id, u32 data) { return -ENODEV; } + static inline int zynqmp_pm_get_pll_frac_data(u32 clk_id, u32 *data) { return -ENODEV; } + static inline int zynqmp_pm_set_sd_tapdelay(u32 node_id, u32 type, u32 value) { return -ENODEV; } + static inline int zynqmp_pm_sd_dll_reset(u32 node_id, u32 type) { return -ENODEV; } + static inline int zynqmp_pm_reset_assert(const enum zynqmp_pm_reset reset, - const enum zynqmp_pm_reset_action assert_flag) + const enum zynqmp_pm_reset_action assert_flag) { return -ENODEV; } + static inline int zynqmp_pm_reset_get_status(const enum zynqmp_pm_reset reset, u32 *status) { return -ENODEV; } + static inline int zynqmp_pm_init_finalize(void) { return -ENODEV; } + static inline int zynqmp_pm_set_suspend_mode(u32 mode) { return -ENODEV; } + static inline int zynqmp_pm_request_node(const u32 node, const u32 capabilities, const u32 qos, const enum zynqmp_pm_request_ack ack) { return -ENODEV; } + static inline int zynqmp_pm_release_node(const u32 node) { return -ENODEV; } + static inline int zynqmp_pm_set_requirement(const u32 node, - const u32 capabilities, - const u32 qos, - const enum zynqmp_pm_request_ack ack) + const u32 capabilities, + const u32 qos, + const enum zynqmp_pm_request_ack ack) { return -ENODEV; } + static inline int zynqmp_pm_aes_engine(const u64 address, u32 *out) { return -ENODEV; } + static inline int zynqmp_pm_fpga_load(const u64 address, const u32 size, const u32 flags) { return -ENODEV; } + static inline int zynqmp_pm_fpga_get_status(u32 *value) { return -ENODEV; } + static inline int zynqmp_pm_write_ggs(u32 index, u32 value) { return -ENODEV; } + static inline int zynqmp_pm_read_ggs(u32 index, u32 *value) { return -ENODEV; } + static inline int zynqmp_pm_write_pggs(u32 index, u32 value) { return -ENODEV; } + static inline int zynqmp_pm_read_pggs(u32 index, u32 *value) { return -ENODEV; } + static inline int zynqmp_pm_system_shutdown(const u32 type, const u32 subtype) { return -ENODEV; } + static inline int zynqmp_pm_set_boot_health_status(u32 value) { return -ENODEV; diff --git a/include/linux/fsnotify_backend.h b/include/linux/fsnotify_backend.h index f8529a3a2923..a2e42d3cd87c 100644 --- a/include/linux/fsnotify_backend.h +++ b/include/linux/fsnotify_backend.h @@ -137,6 +137,7 @@ struct mem_cgroup; * if @file_name is not NULL, this is the directory that * @file_name is relative to. * @file_name: optional file name associated with event + * @cookie: inotify rename cookie * * free_group_priv - called when a group refcnt hits 0 to clean up the private union * freeing_mark - called when a mark is being destroyed for some reason. The group @@ -151,7 +152,7 @@ struct fsnotify_ops { struct fsnotify_iter_info *iter_info); int (*handle_inode_event)(struct fsnotify_mark *mark, u32 mask, struct inode *inode, struct inode *dir, - const struct qstr *file_name); + const struct qstr *file_name, u32 cookie); void (*free_group_priv)(struct fsnotify_group *group); void (*freeing_mark)(struct fsnotify_mark *mark, struct fsnotify_group *group); void (*free_event)(struct fsnotify_event *event); @@ -277,7 +278,7 @@ static inline const struct path *fsnotify_data_path(const void *data, enum fsnotify_obj_type { FSNOTIFY_OBJ_TYPE_INODE, - FSNOTIFY_OBJ_TYPE_CHILD, + FSNOTIFY_OBJ_TYPE_PARENT, FSNOTIFY_OBJ_TYPE_VFSMOUNT, FSNOTIFY_OBJ_TYPE_SB, FSNOTIFY_OBJ_TYPE_COUNT, @@ -285,7 +286,7 @@ enum fsnotify_obj_type { }; #define FSNOTIFY_OBJ_TYPE_INODE_FL (1U << FSNOTIFY_OBJ_TYPE_INODE) -#define FSNOTIFY_OBJ_TYPE_CHILD_FL (1U << FSNOTIFY_OBJ_TYPE_CHILD) +#define FSNOTIFY_OBJ_TYPE_PARENT_FL (1U << FSNOTIFY_OBJ_TYPE_PARENT) #define FSNOTIFY_OBJ_TYPE_VFSMOUNT_FL (1U << FSNOTIFY_OBJ_TYPE_VFSMOUNT) #define FSNOTIFY_OBJ_TYPE_SB_FL (1U << FSNOTIFY_OBJ_TYPE_SB) #define FSNOTIFY_OBJ_ALL_TYPES_MASK ((1U << FSNOTIFY_OBJ_TYPE_COUNT) - 1) @@ -330,7 +331,7 @@ static inline struct fsnotify_mark *fsnotify_iter_##name##_mark( \ } FSNOTIFY_ITER_FUNCS(inode, INODE) -FSNOTIFY_ITER_FUNCS(child, CHILD) +FSNOTIFY_ITER_FUNCS(parent, PARENT) FSNOTIFY_ITER_FUNCS(vfsmount, VFSMOUNT) FSNOTIFY_ITER_FUNCS(sb, SB) diff --git a/include/linux/mfd/syscon/xlnx-vcu.h b/include/linux/mfd/syscon/xlnx-vcu.h new file mode 100644 index 000000000000..ff7bc3656f6e --- /dev/null +++ b/include/linux/mfd/syscon/xlnx-vcu.h @@ -0,0 +1,39 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Copyright (C) 2020 Pengutronix, Michael Tretter + */ + +#ifndef __XLNX_VCU_H +#define __XLNX_VCU_H + +#define VCU_ECODER_ENABLE 0x00 +#define VCU_DECODER_ENABLE 0x04 +#define VCU_MEMORY_DEPTH 0x08 +#define VCU_ENC_COLOR_DEPTH 0x0c +#define VCU_ENC_VERTICAL_RANGE 0x10 +#define VCU_ENC_FRAME_SIZE_X 0x14 +#define VCU_ENC_FRAME_SIZE_Y 0x18 +#define VCU_ENC_COLOR_FORMAT 0x1c +#define VCU_ENC_FPS 0x20 +#define VCU_MCU_CLK 0x24 +#define VCU_CORE_CLK 0x28 +#define VCU_PLL_BYPASS 0x2c +#define VCU_ENC_CLK 0x30 +#define VCU_PLL_CLK 0x34 +#define VCU_ENC_VIDEO_STANDARD 0x38 +#define VCU_STATUS 0x3c +#define VCU_AXI_ENC_CLK 0x40 +#define VCU_AXI_DEC_CLK 0x44 +#define VCU_AXI_MCU_CLK 0x48 +#define VCU_DEC_VIDEO_STANDARD 0x4c +#define VCU_DEC_FRAME_SIZE_X 0x50 +#define VCU_DEC_FRAME_SIZE_Y 0x54 +#define VCU_DEC_FPS 0x58 +#define VCU_BUFFER_B_FRAME 0x5c +#define VCU_WPP_EN 0x60 +#define VCU_PLL_CLK_DEC 0x64 +#define VCU_NUM_CORE 0x6c +#define VCU_GASKET_INIT 0x74 +#define VCU_GASKET_VALUE 0x03 + +#endif /* __XLNX_VCU_H */ diff --git a/include/linux/platform_data/atmel.h b/include/linux/platform_data/atmel.h index 99e6069c5fd8..73f63be509c4 100644 --- a/include/linux/platform_data/atmel.h +++ b/include/linux/platform_data/atmel.h @@ -6,18 +6,6 @@ #ifndef __ATMEL_H__ #define __ATMEL_H__ - /* Compact Flash */ -struct at91_cf_data { - int irq_pin; /* I/O IRQ */ - int det_pin; /* Card detect */ - int vcc_pin; /* power switching */ - int rst_pin; /* card reset */ - u8 chipselect; /* EBI Chip Select number */ - u8 flags; -#define AT91_CF_TRUE_IDE 0x01 -#define AT91_IDE_SWAP_A0_A2 0x02 -}; - /* FIXME: this needs a better location, but gets stuff building again */ #ifdef CONFIG_ATMEL_PM extern int at91_suspend_entering_slow_clock(void); 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/qcom-geni-se.h b/include/linux/qcom-geni-se.h index f7bbea3f09ca..ec2ad4b0fe14 100644 --- a/include/linux/qcom-geni-se.h +++ b/include/linux/qcom-geni-se.h @@ -48,7 +48,6 @@ struct geni_icc_path { * @clk_perf_tbl: Table of clock frequency input to serial engine clock * @icc_paths: Array of ICC paths for SE * @opp_table: Pointer to the OPP table - * @has_opp_table: Specifies if the SE has an OPP table */ struct geni_se { void __iomem *base; @@ -59,7 +58,6 @@ struct geni_se { unsigned long *clk_perf_tbl; struct geni_icc_path icc_paths[3]; struct opp_table *opp_table; - bool has_opp_table; }; /* Common SE registers */ diff --git a/include/linux/quota.h b/include/linux/quota.h index 27aab84fcbaa..18ebd39c9487 100644 --- a/include/linux/quota.h +++ b/include/linux/quota.h @@ -448,17 +448,18 @@ struct quota_format_type { }; /** - * Quota state flags - they actually come in two flavors - for users and groups. + * Quota state flags - they come in three flavors - for users, groups and projects. * * Actual typed flags layout: - * USRQUOTA GRPQUOTA - * DQUOT_USAGE_ENABLED 0x0001 0x0002 - * DQUOT_LIMITS_ENABLED 0x0004 0x0008 - * DQUOT_SUSPENDED 0x0010 0x0020 + * USRQUOTA GRPQUOTA PRJQUOTA + * DQUOT_USAGE_ENABLED 0x0001 0x0002 0x0004 + * DQUOT_LIMITS_ENABLED 0x0008 0x0010 0x0020 + * DQUOT_SUSPENDED 0x0040 0x0080 0x0100 * * Following bits are used for non-typed flags: - * DQUOT_QUOTA_SYS_FILE 0x0040 - * DQUOT_NEGATIVE_USAGE 0x0080 + * DQUOT_QUOTA_SYS_FILE 0x0200 + * DQUOT_NEGATIVE_USAGE 0x0400 + * DQUOT_NOLIST_DIRTY 0x0800 */ enum { _DQUOT_USAGE_ENABLED = 0, /* Track disk usage for users */ diff --git a/include/linux/reset.h b/include/linux/reset.h index 05aa9f440f48..439fec7112a9 100644 --- a/include/linux/reset.h +++ b/include/linux/reset.h @@ -13,6 +13,7 @@ struct reset_control; #ifdef CONFIG_RESET_CONTROLLER int reset_control_reset(struct reset_control *rstc); +int reset_control_rearm(struct reset_control *rstc); int reset_control_assert(struct reset_control *rstc); int reset_control_deassert(struct reset_control *rstc); int reset_control_status(struct reset_control *rstc); diff --git a/include/linux/scmi_protocol.h b/include/linux/scmi_protocol.h index c49c5888e854..ecb3aad1a964 100644 --- a/include/linux/scmi_protocol.h +++ b/include/linux/scmi_protocol.h @@ -8,6 +8,7 @@ #ifndef _LINUX_SCMI_PROTOCOL_H #define _LINUX_SCMI_PROTOCOL_H +#include #include #include #include @@ -149,13 +150,180 @@ struct scmi_power_ops { u32 *state); }; -struct scmi_sensor_info { - u32 id; - u8 type; - s8 scale; - u8 num_trip_points; - bool async; +/** + * scmi_sensor_reading - represent a timestamped read + * + * Used by @reading_get_timestamped method. + * + * @value: The signed value sensor read. + * @timestamp: An unsigned timestamp for the sensor read, as provided by + * SCMI platform. Set to zero when not available. + */ +struct scmi_sensor_reading { + long long value; + unsigned long long timestamp; +}; + +/** + * scmi_range_attrs - specifies a sensor or axis values' range + * @min_range: The minimum value which can be represented by the sensor/axis. + * @max_range: The maximum value which can be represented by the sensor/axis. + */ +struct scmi_range_attrs { + long long min_range; + long long max_range; +}; + +/** + * scmi_sensor_axis_info - describes one sensor axes + * @id: The axes ID. + * @type: Axes type. Chosen amongst one of @enum scmi_sensor_class. + * @scale: Power-of-10 multiplier applied to the axis unit. + * @name: NULL-terminated string representing axes name as advertised by + * SCMI platform. + * @extended_attrs: Flag to indicate the presence of additional extended + * attributes for this axes. + * @resolution: Extended attribute representing the resolution of the axes. + * Set to 0 if not reported by this axes. + * @exponent: Extended attribute representing the power-of-10 multiplier that + * is applied to the resolution field. Set to 0 if not reported by + * this axes. + * @attrs: Extended attributes representing minimum and maximum values + * measurable by this axes. Set to 0 if not reported by this sensor. + */ +struct scmi_sensor_axis_info { + unsigned int id; + unsigned int type; + int scale; char name[SCMI_MAX_STR_SIZE]; + bool extended_attrs; + unsigned int resolution; + int exponent; + struct scmi_range_attrs attrs; +}; + +/** + * scmi_sensor_intervals_info - describes number and type of available update + * intervals + * @segmented: Flag for segmented intervals' representation. When True there + * will be exactly 3 intervals in @desc, with each entry + * representing a member of a segment in this order: + * {lowest update interval, highest update interval, step size} + * @count: Number of intervals described in @desc. + * @desc: Array of @count interval descriptor bitmask represented as detailed in + * the SCMI specification: it can be accessed using the accompanying + * macros. + * @prealloc_pool: A minimal preallocated pool of desc entries used to avoid + * lesser-than-64-bytes dynamic allocation for small @count + * values. + */ +struct scmi_sensor_intervals_info { + bool segmented; + unsigned int count; +#define SCMI_SENS_INTVL_SEGMENT_LOW 0 +#define SCMI_SENS_INTVL_SEGMENT_HIGH 1 +#define SCMI_SENS_INTVL_SEGMENT_STEP 2 + unsigned int *desc; +#define SCMI_SENS_INTVL_GET_SECS(x) FIELD_GET(GENMASK(20, 5), (x)) +#define SCMI_SENS_INTVL_GET_EXP(x) \ + ({ \ + int __signed_exp = FIELD_GET(GENMASK(4, 0), (x)); \ + \ + if (__signed_exp & BIT(4)) \ + __signed_exp |= GENMASK(31, 5); \ + __signed_exp; \ + }) +#define SCMI_MAX_PREALLOC_POOL 16 + unsigned int prealloc_pool[SCMI_MAX_PREALLOC_POOL]; +}; + +/** + * struct scmi_sensor_info - represents information related to one of the + * available sensors. + * @id: Sensor ID. + * @type: Sensor type. Chosen amongst one of @enum scmi_sensor_class. + * @scale: Power-of-10 multiplier applied to the sensor unit. + * @num_trip_points: Number of maximum configurable trip points. + * @async: Flag for asynchronous read support. + * @update: Flag for continuouos update notification support. + * @timestamped: Flag for timestamped read support. + * @tstamp_scale: Power-of-10 multiplier applied to the sensor timestamps to + * represent it in seconds. + * @num_axis: Number of supported axis if any. Reported as 0 for scalar sensors. + * @axis: Pointer to an array of @num_axis descriptors. + * @intervals: Descriptor of available update intervals. + * @sensor_config: A bitmask reporting the current sensor configuration as + * detailed in the SCMI specification: it can accessed and + * modified through the accompanying macros. + * @name: NULL-terminated string representing sensor name as advertised by + * SCMI platform. + * @extended_scalar_attrs: Flag to indicate the presence of additional extended + * attributes for this sensor. + * @sensor_power: Extended attribute representing the average power + * consumed by the sensor in microwatts (uW) when it is active. + * Reported here only for scalar sensors. + * Set to 0 if not reported by this sensor. + * @resolution: Extended attribute representing the resolution of the sensor. + * Reported here only for scalar sensors. + * Set to 0 if not reported by this sensor. + * @exponent: Extended attribute representing the power-of-10 multiplier that is + * applied to the resolution field. + * Reported here only for scalar sensors. + * Set to 0 if not reported by this sensor. + * @scalar_attrs: Extended attributes representing minimum and maximum + * measurable values by this sensor. + * Reported here only for scalar sensors. + * Set to 0 if not reported by this sensor. + */ +struct scmi_sensor_info { + unsigned int id; + unsigned int type; + int scale; + unsigned int num_trip_points; + bool async; + bool update; + bool timestamped; + int tstamp_scale; + unsigned int num_axis; + struct scmi_sensor_axis_info *axis; + struct scmi_sensor_intervals_info intervals; + unsigned int sensor_config; +#define SCMI_SENS_CFG_UPDATE_SECS_MASK GENMASK(31, 16) +#define SCMI_SENS_CFG_GET_UPDATE_SECS(x) \ + FIELD_GET(SCMI_SENS_CFG_UPDATE_SECS_MASK, (x)) + +#define SCMI_SENS_CFG_UPDATE_EXP_MASK GENMASK(15, 11) +#define SCMI_SENS_CFG_GET_UPDATE_EXP(x) \ + ({ \ + int __signed_exp = \ + FIELD_GET(SCMI_SENS_CFG_UPDATE_EXP_MASK, (x)); \ + \ + if (__signed_exp & BIT(4)) \ + __signed_exp |= GENMASK(31, 5); \ + __signed_exp; \ + }) + +#define SCMI_SENS_CFG_ROUND_MASK GENMASK(10, 9) +#define SCMI_SENS_CFG_ROUND_AUTO 2 +#define SCMI_SENS_CFG_ROUND_UP 1 +#define SCMI_SENS_CFG_ROUND_DOWN 0 + +#define SCMI_SENS_CFG_TSTAMP_ENABLED_MASK BIT(1) +#define SCMI_SENS_CFG_TSTAMP_ENABLE 1 +#define SCMI_SENS_CFG_TSTAMP_DISABLE 0 +#define SCMI_SENS_CFG_IS_TSTAMP_ENABLED(x) \ + FIELD_GET(SCMI_SENS_CFG_TSTAMP_ENABLED_MASK, (x)) + +#define SCMI_SENS_CFG_SENSOR_ENABLED_MASK BIT(0) +#define SCMI_SENS_CFG_SENSOR_ENABLE 1 +#define SCMI_SENS_CFG_SENSOR_DISABLE 0 + char name[SCMI_MAX_STR_SIZE]; +#define SCMI_SENS_CFG_IS_ENABLED(x) FIELD_GET(BIT(0), (x)) + bool extended_scalar_attrs; + unsigned int sensor_power; + unsigned int resolution; + int exponent; + struct scmi_range_attrs scalar_attrs; }; /* @@ -164,11 +332,100 @@ struct scmi_sensor_info { */ enum scmi_sensor_class { NONE = 0x0, + UNSPEC = 0x1, TEMPERATURE_C = 0x2, + TEMPERATURE_F = 0x3, + TEMPERATURE_K = 0x4, VOLTAGE = 0x5, CURRENT = 0x6, POWER = 0x7, ENERGY = 0x8, + CHARGE = 0x9, + VOLTAMPERE = 0xA, + NITS = 0xB, + LUMENS = 0xC, + LUX = 0xD, + CANDELAS = 0xE, + KPA = 0xF, + PSI = 0x10, + NEWTON = 0x11, + CFM = 0x12, + RPM = 0x13, + HERTZ = 0x14, + SECS = 0x15, + MINS = 0x16, + HOURS = 0x17, + DAYS = 0x18, + WEEKS = 0x19, + MILS = 0x1A, + INCHES = 0x1B, + FEET = 0x1C, + CUBIC_INCHES = 0x1D, + CUBIC_FEET = 0x1E, + METERS = 0x1F, + CUBIC_CM = 0x20, + CUBIC_METERS = 0x21, + LITERS = 0x22, + FLUID_OUNCES = 0x23, + RADIANS = 0x24, + STERADIANS = 0x25, + REVOLUTIONS = 0x26, + CYCLES = 0x27, + GRAVITIES = 0x28, + OUNCES = 0x29, + POUNDS = 0x2A, + FOOT_POUNDS = 0x2B, + OUNCE_INCHES = 0x2C, + GAUSS = 0x2D, + GILBERTS = 0x2E, + HENRIES = 0x2F, + FARADS = 0x30, + OHMS = 0x31, + SIEMENS = 0x32, + MOLES = 0x33, + BECQUERELS = 0x34, + PPM = 0x35, + DECIBELS = 0x36, + DBA = 0x37, + DBC = 0x38, + GRAYS = 0x39, + SIEVERTS = 0x3A, + COLOR_TEMP_K = 0x3B, + BITS = 0x3C, + BYTES = 0x3D, + WORDS = 0x3E, + DWORDS = 0x3F, + QWORDS = 0x40, + PERCENTAGE = 0x41, + PASCALS = 0x42, + COUNTS = 0x43, + GRAMS = 0x44, + NEWTON_METERS = 0x45, + HITS = 0x46, + MISSES = 0x47, + RETRIES = 0x48, + OVERRUNS = 0x49, + UNDERRUNS = 0x4A, + COLLISIONS = 0x4B, + PACKETS = 0x4C, + MESSAGES = 0x4D, + CHARS = 0x4E, + ERRORS = 0x4F, + CORRECTED_ERRS = 0x50, + UNCORRECTABLE_ERRS = 0x51, + SQ_MILS = 0x52, + SQ_INCHES = 0x53, + SQ_FEET = 0x54, + SQ_CM = 0x55, + SQ_METERS = 0x56, + RADIANS_SEC = 0x57, + BPM = 0x58, + METERS_SEC_SQUARED = 0x59, + METERS_SEC = 0x5A, + CUBIC_METERS_SEC = 0x5B, + MM_MERCURY = 0x5C, + RADIANS_SEC_SQUARED = 0x5D, + OEM_UNIT = 0xFF }; /** @@ -179,6 +436,13 @@ enum scmi_sensor_class { * @info_get: get the information of the specified sensor * @trip_point_config: selects and configures a trip-point of interest * @reading_get: gets the current value of the sensor + * @reading_get_timestamped: gets the current value and timestamp, when + * available, of the sensor. (as of v3.0 spec) + * Supports multi-axis sensors for sensors which + * supports it and if the @reading array size of + * @count entry equals the sensor num_axis + * @config_get: Get sensor current configuration + * @config_set: Set sensor current configuration */ struct scmi_sensor_ops { int (*count_get)(const struct scmi_handle *handle); @@ -188,6 +452,13 @@ struct scmi_sensor_ops { u32 sensor_id, u8 trip_id, u64 trip_value); int (*reading_get)(const struct scmi_handle *handle, u32 sensor_id, u64 *value); + int (*reading_get_timestamped)(const struct scmi_handle *handle, + u32 sensor_id, u8 count, + struct scmi_sensor_reading *readings); + int (*config_get)(const struct scmi_handle *handle, + u32 sensor_id, u32 *sensor_config); + int (*config_set)(const struct scmi_handle *handle, + u32 sensor_id, u32 sensor_config); }; /** @@ -451,6 +722,7 @@ enum scmi_notification_events { SCMI_EVENT_PERFORMANCE_LIMITS_CHANGED = 0x0, SCMI_EVENT_PERFORMANCE_LEVEL_CHANGED = 0x1, SCMI_EVENT_SENSOR_TRIP_POINT_EVENT = 0x0, + SCMI_EVENT_SENSOR_UPDATE = 0x1, SCMI_EVENT_RESET_ISSUED = 0x0, SCMI_EVENT_BASE_ERROR_EVENT = 0x0, SCMI_EVENT_SYSTEM_POWER_STATE_NOTIFIER = 0x0, @@ -492,6 +764,14 @@ struct scmi_sensor_trip_point_report { unsigned int trip_point_desc; }; +struct scmi_sensor_update_report { + ktime_t timestamp; + unsigned int agent_id; + unsigned int sensor_id; + unsigned int readings_count; + struct scmi_sensor_reading readings[]; +}; + struct scmi_reset_issued_report { ktime_t timestamp; unsigned int agent_id; diff --git a/include/linux/serial_s3c.h b/include/linux/serial_s3c.h index 463ed28d2b27..ca2c5393dc6b 100644 --- a/include/linux/serial_s3c.h +++ b/include/linux/serial_s3c.h @@ -254,7 +254,7 @@ * serial port * * the pointer is setup by the machine specific initialisation from the - * arch/arm/mach-s3c2410/ directory. + * arch/arm/mach-s3c/ directory. */ struct s3c2410_uartcfg { diff --git a/include/linux/soc/mediatek/infracfg.h b/include/linux/soc/mediatek/infracfg.h index 233463d789c6..e7842debc05d 100644 --- a/include/linux/soc/mediatek/infracfg.h +++ b/include/linux/soc/mediatek/infracfg.h @@ -2,6 +2,108 @@ #ifndef __SOC_MEDIATEK_INFRACFG_H #define __SOC_MEDIATEK_INFRACFG_H +#define MT8192_TOP_AXI_PROT_EN_STA1 0x228 +#define MT8192_TOP_AXI_PROT_EN_1_STA1 0x258 +#define MT8192_TOP_AXI_PROT_EN_SET 0x2a0 +#define MT8192_TOP_AXI_PROT_EN_CLR 0x2a4 +#define MT8192_TOP_AXI_PROT_EN_1_SET 0x2a8 +#define MT8192_TOP_AXI_PROT_EN_1_CLR 0x2ac +#define MT8192_TOP_AXI_PROT_EN_MM_SET 0x2d4 +#define MT8192_TOP_AXI_PROT_EN_MM_CLR 0x2d8 +#define MT8192_TOP_AXI_PROT_EN_MM_STA1 0x2ec +#define MT8192_TOP_AXI_PROT_EN_2_SET 0x714 +#define MT8192_TOP_AXI_PROT_EN_2_CLR 0x718 +#define MT8192_TOP_AXI_PROT_EN_2_STA1 0x724 +#define MT8192_TOP_AXI_PROT_EN_VDNR_SET 0xb84 +#define MT8192_TOP_AXI_PROT_EN_VDNR_CLR 0xb88 +#define MT8192_TOP_AXI_PROT_EN_VDNR_STA1 0xb90 +#define MT8192_TOP_AXI_PROT_EN_MM_2_SET 0xdcc +#define MT8192_TOP_AXI_PROT_EN_MM_2_CLR 0xdd0 +#define MT8192_TOP_AXI_PROT_EN_MM_2_STA1 0xdd8 + +#define MT8192_TOP_AXI_PROT_EN_DISP (BIT(6) | BIT(23)) +#define MT8192_TOP_AXI_PROT_EN_CONN (BIT(13) | BIT(18)) +#define MT8192_TOP_AXI_PROT_EN_CONN_2ND BIT(14) +#define MT8192_TOP_AXI_PROT_EN_MFG1 GENMASK(22, 21) +#define MT8192_TOP_AXI_PROT_EN_1_CONN BIT(10) +#define MT8192_TOP_AXI_PROT_EN_1_MFG1 BIT(21) +#define MT8192_TOP_AXI_PROT_EN_1_CAM BIT(22) +#define MT8192_TOP_AXI_PROT_EN_2_CAM BIT(0) +#define MT8192_TOP_AXI_PROT_EN_2_ADSP BIT(3) +#define MT8192_TOP_AXI_PROT_EN_2_AUDIO BIT(4) +#define MT8192_TOP_AXI_PROT_EN_2_MFG1 GENMASK(6, 5) +#define MT8192_TOP_AXI_PROT_EN_2_MFG1_2ND BIT(7) +#define MT8192_TOP_AXI_PROT_EN_MM_CAM (BIT(0) | BIT(2)) +#define MT8192_TOP_AXI_PROT_EN_MM_DISP (BIT(0) | BIT(2) | \ + BIT(10) | BIT(12) | \ + BIT(14) | BIT(16) | \ + BIT(24) | BIT(26)) +#define MT8192_TOP_AXI_PROT_EN_MM_CAM_2ND (BIT(1) | BIT(3)) +#define MT8192_TOP_AXI_PROT_EN_MM_DISP_2ND (BIT(1) | BIT(3) | \ + BIT(15) | BIT(17) | \ + BIT(25) | BIT(27)) +#define MT8192_TOP_AXI_PROT_EN_MM_ISP2 BIT(14) +#define MT8192_TOP_AXI_PROT_EN_MM_ISP2_2ND BIT(15) +#define MT8192_TOP_AXI_PROT_EN_MM_IPE BIT(16) +#define MT8192_TOP_AXI_PROT_EN_MM_IPE_2ND BIT(17) +#define MT8192_TOP_AXI_PROT_EN_MM_VDEC BIT(24) +#define MT8192_TOP_AXI_PROT_EN_MM_VDEC_2ND BIT(25) +#define MT8192_TOP_AXI_PROT_EN_MM_VENC BIT(26) +#define MT8192_TOP_AXI_PROT_EN_MM_VENC_2ND BIT(27) +#define MT8192_TOP_AXI_PROT_EN_MM_2_ISP BIT(8) +#define MT8192_TOP_AXI_PROT_EN_MM_2_DISP (BIT(8) | BIT(12)) +#define MT8192_TOP_AXI_PROT_EN_MM_2_ISP_2ND BIT(9) +#define MT8192_TOP_AXI_PROT_EN_MM_2_DISP_2ND (BIT(9) | BIT(13)) +#define MT8192_TOP_AXI_PROT_EN_MM_2_MDP BIT(12) +#define MT8192_TOP_AXI_PROT_EN_MM_2_MDP_2ND BIT(13) +#define MT8192_TOP_AXI_PROT_EN_VDNR_CAM BIT(21) + +#define MT8183_TOP_AXI_PROT_EN_STA1 0x228 +#define MT8183_TOP_AXI_PROT_EN_STA1_1 0x258 +#define MT8183_TOP_AXI_PROT_EN_SET 0x2a0 +#define MT8183_TOP_AXI_PROT_EN_CLR 0x2a4 +#define MT8183_TOP_AXI_PROT_EN_1_SET 0x2a8 +#define MT8183_TOP_AXI_PROT_EN_1_CLR 0x2ac +#define MT8183_TOP_AXI_PROT_EN_MCU_SET 0x2c4 +#define MT8183_TOP_AXI_PROT_EN_MCU_CLR 0x2c8 +#define MT8183_TOP_AXI_PROT_EN_MCU_STA1 0x2e4 +#define MT8183_TOP_AXI_PROT_EN_MM_SET 0x2d4 +#define MT8183_TOP_AXI_PROT_EN_MM_CLR 0x2d8 +#define MT8183_TOP_AXI_PROT_EN_MM_STA1 0x2ec + +#define MT8183_TOP_AXI_PROT_EN_DISP (BIT(10) | BIT(11)) +#define MT8183_TOP_AXI_PROT_EN_CONN (BIT(13) | BIT(14)) +#define MT8183_TOP_AXI_PROT_EN_MFG (BIT(21) | BIT(22)) +#define MT8183_TOP_AXI_PROT_EN_CAM BIT(28) +#define MT8183_TOP_AXI_PROT_EN_VPU_TOP BIT(27) +#define MT8183_TOP_AXI_PROT_EN_1_DISP (BIT(16) | BIT(17)) +#define MT8183_TOP_AXI_PROT_EN_1_MFG GENMASK(21, 19) +#define MT8183_TOP_AXI_PROT_EN_MM_ISP (BIT(3) | BIT(8)) +#define MT8183_TOP_AXI_PROT_EN_MM_ISP_2ND BIT(10) +#define MT8183_TOP_AXI_PROT_EN_MM_CAM (BIT(4) | BIT(5) | \ + BIT(9) | BIT(13)) +#define MT8183_TOP_AXI_PROT_EN_MM_VPU_TOP (GENMASK(9, 6) | \ + BIT(12)) +#define MT8183_TOP_AXI_PROT_EN_MM_VPU_TOP_2ND (BIT(10) | BIT(11)) +#define MT8183_TOP_AXI_PROT_EN_MM_CAM_2ND BIT(11) +#define MT8183_TOP_AXI_PROT_EN_MCU_VPU_CORE0_2ND (BIT(0) | BIT(2) | \ + BIT(4)) +#define MT8183_TOP_AXI_PROT_EN_MCU_VPU_CORE1_2ND (BIT(1) | BIT(3) | \ + BIT(5)) +#define MT8183_TOP_AXI_PROT_EN_MCU_VPU_CORE0 BIT(6) +#define MT8183_TOP_AXI_PROT_EN_MCU_VPU_CORE1 BIT(7) + +#define MT8183_SMI_COMMON_CLAMP_EN 0x3c0 +#define MT8183_SMI_COMMON_CLAMP_EN_SET 0x3c4 +#define MT8183_SMI_COMMON_CLAMP_EN_CLR 0x3c8 + +#define MT8183_SMI_COMMON_SMI_CLAMP_DISP GENMASK(7, 0) +#define MT8183_SMI_COMMON_SMI_CLAMP_VENC BIT(1) +#define MT8183_SMI_COMMON_SMI_CLAMP_ISP BIT(2) +#define MT8183_SMI_COMMON_SMI_CLAMP_CAM (BIT(3) | BIT(4)) +#define MT8183_SMI_COMMON_SMI_CLAMP_VPU_TOP (BIT(5) | BIT(6)) +#define MT8183_SMI_COMMON_SMI_CLAMP_VDEC BIT(7) + #define MT8173_TOP_AXI_PROT_EN_MCI_M2 BIT(0) #define MT8173_TOP_AXI_PROT_EN_MM_M0 BIT(1) #define MT8173_TOP_AXI_PROT_EN_MM_M1 BIT(2) @@ -32,6 +134,11 @@ #define MT7622_TOP_AXI_PROT_EN_WB (BIT(2) | BIT(6) | \ BIT(7) | BIT(8)) +#define INFRA_TOPAXI_PROTECTEN 0x0220 +#define INFRA_TOPAXI_PROTECTSTA1 0x0228 +#define INFRA_TOPAXI_PROTECTEN_SET 0x0260 +#define INFRA_TOPAXI_PROTECTEN_CLR 0x0264 + #define REG_INFRA_MISC 0xf00 #define F_DDR_4GB_SUPPORT_EN BIT(13) diff --git a/include/linux/soc/mediatek/mtk-cmdq.h b/include/linux/soc/mediatek/mtk-cmdq.h index 960704d75994..8e9996610978 100644 --- a/include/linux/soc/mediatek/mtk-cmdq.h +++ b/include/linux/soc/mediatek/mtk-cmdq.h @@ -11,7 +11,6 @@ #include #include -#define CMDQ_NO_TIMEOUT 0xffffffffu #define CMDQ_ADDR_HIGH(addr) ((u32)(((addr) >> 16) & GENMASK(31, 0))) #define CMDQ_ADDR_LOW(addr) ((u16)(addr) | BIT(1)) @@ -24,12 +23,8 @@ struct cmdq_client_reg { }; struct cmdq_client { - spinlock_t lock; - u32 pkt_cnt; struct mbox_client client; struct mbox_chan *chan; - struct timer_list timer; - u32 timeout_ms; /* in unit of microsecond */ }; /** @@ -51,13 +46,10 @@ int cmdq_dev_get_client_reg(struct device *dev, * cmdq_mbox_create() - create CMDQ mailbox client and channel * @dev: device of CMDQ mailbox client * @index: index of CMDQ mailbox channel - * @timeout: timeout of a pkt execution by GCE, in unit of microsecond, set - * CMDQ_NO_TIMEOUT if a timer is not used. * * Return: CMDQ mailbox client pointer */ -struct cmdq_client *cmdq_mbox_create(struct device *dev, int index, - u32 timeout); +struct cmdq_client *cmdq_mbox_create(struct device *dev, int index); /** * cmdq_mbox_destroy() - destroy CMDQ mailbox client and channel diff --git a/include/linux/soc/mediatek/mtk-mmsys.h b/include/linux/soc/mediatek/mtk-mmsys.h index 7bab5d9a3d31..2228bf6133da 100644 --- a/include/linux/soc/mediatek/mtk-mmsys.h +++ b/include/linux/soc/mediatek/mtk-mmsys.h @@ -9,6 +9,39 @@ enum mtk_ddp_comp_id; struct device; +enum mtk_ddp_comp_id { + DDP_COMPONENT_AAL0, + DDP_COMPONENT_AAL1, + DDP_COMPONENT_BLS, + DDP_COMPONENT_CCORR, + DDP_COMPONENT_COLOR0, + DDP_COMPONENT_COLOR1, + DDP_COMPONENT_DITHER, + DDP_COMPONENT_DPI0, + DDP_COMPONENT_DPI1, + DDP_COMPONENT_DSI0, + DDP_COMPONENT_DSI1, + DDP_COMPONENT_DSI2, + DDP_COMPONENT_DSI3, + DDP_COMPONENT_GAMMA, + DDP_COMPONENT_OD0, + DDP_COMPONENT_OD1, + DDP_COMPONENT_OVL0, + DDP_COMPONENT_OVL_2L0, + DDP_COMPONENT_OVL_2L1, + DDP_COMPONENT_OVL1, + DDP_COMPONENT_PWM0, + DDP_COMPONENT_PWM1, + DDP_COMPONENT_PWM2, + DDP_COMPONENT_RDMA0, + DDP_COMPONENT_RDMA1, + DDP_COMPONENT_RDMA2, + DDP_COMPONENT_UFOE, + DDP_COMPONENT_WDMA0, + DDP_COMPONENT_WDMA1, + DDP_COMPONENT_ID_MAX, +}; + void mtk_mmsys_ddp_connect(struct device *dev, enum mtk_ddp_comp_id cur, enum mtk_ddp_comp_id next); diff --git a/include/linux/soc/qcom/llcc-qcom.h b/include/linux/soc/qcom/llcc-qcom.h index 90b864655822..3db6797ba6ff 100644 --- a/include/linux/soc/qcom/llcc-qcom.h +++ b/include/linux/soc/qcom/llcc-qcom.h @@ -16,6 +16,7 @@ #define LLCC_AUDIO 6 #define LLCC_MDMHPGRW 7 #define LLCC_MDM 8 +#define LLCC_MODHW 9 #define LLCC_CMPT 10 #define LLCC_GPUHTW 11 #define LLCC_GPU 12 @@ -26,6 +27,11 @@ #define LLCC_MDMHPFX 20 #define LLCC_MDMPNG 21 #define LLCC_AUDHW 22 +#define LLCC_NPU 23 +#define LLCC_WLHW 24 +#define LLCC_MODPE 29 +#define LLCC_APTCM 30 +#define LLCC_WRCACHE 31 /** * llcc_slice_desc - Cache slice descriptor diff --git a/include/linux/soc/ti/k3-ringacc.h b/include/linux/soc/ti/k3-ringacc.h index 5a472eca5ee4..658dc71d2901 100644 --- a/include/linux/soc/ti/k3-ringacc.h +++ b/include/linux/soc/ti/k3-ringacc.h @@ -67,6 +67,9 @@ struct k3_ring; * few times. It's usable when the same ring is used as Free Host PD ring * for different flows, for example. * Note: Locking should be done by consumer if required + * @dma_dev: Master device which is using and accessing to the ring + * memory when the mode is K3_RINGACC_RING_MODE_RING. Memory allocations + * should be done using this device. */ struct k3_ring_cfg { u32 size; @@ -74,6 +77,8 @@ struct k3_ring_cfg { enum k3_ring_mode mode; #define K3_RINGACC_RING_SHARED BIT(1) u32 flags; + + struct device *dma_dev; }; #define K3_RINGACC_RING_ID_ANY (-1) diff --git a/include/linux/soc/ti/ti_sci_protocol.h b/include/linux/soc/ti/ti_sci_protocol.h index cf27b080e148..0aad7009b50e 100644 --- a/include/linux/soc/ti/ti_sci_protocol.h +++ b/include/linux/soc/ti/ti_sci_protocol.h @@ -195,6 +195,22 @@ struct ti_sci_clk_ops { u64 *current_freq); }; +/** + * struct ti_sci_resource_desc - Description of TI SCI resource instance range. + * @start: Start index of the first resource range. + * @num: Number of resources in the first range. + * @start_sec: Start index of the second resource range. + * @num_sec: Number of resources in the second range. + * @res_map: Bitmap to manage the allocation of these resources. + */ +struct ti_sci_resource_desc { + u16 start; + u16 num; + u16 start_sec; + u16 num_sec; + unsigned long *res_map; +}; + /** * struct ti_sci_rm_core_ops - Resource management core operations * @get_range: Get a range of resources belonging to ti sci host. @@ -209,15 +225,15 @@ struct ti_sci_clk_ops { * - dev_id: TISCI device ID. * - subtype: Resource assignment subtype that is being requested * from the given device. - * - range_start: Start index of the resource range - * - range_end: Number of resources in the range + * - desc: Pointer to ti_sci_resource_desc to be updated with the resource + * range start index and number of resources */ struct ti_sci_rm_core_ops { int (*get_range)(const struct ti_sci_handle *handle, u32 dev_id, - u8 subtype, u16 *range_start, u16 *range_num); + u8 subtype, struct ti_sci_resource_desc *desc); int (*get_range_from_shost)(const struct ti_sci_handle *handle, u32 dev_id, u8 subtype, u8 s_host, - u16 *range_start, u16 *range_num); + struct ti_sci_resource_desc *desc); }; #define TI_SCI_RESASG_SUBTYPE_IR_OUTPUT 0 @@ -259,30 +275,46 @@ struct ti_sci_rm_irq_ops { #define TI_SCI_MSG_VALUE_RM_RING_SIZE_VALID BIT(4) /* RA config.order_id parameter is valid for RM ring configure TISCI message */ #define TI_SCI_MSG_VALUE_RM_RING_ORDER_ID_VALID BIT(5) +/* RA config.virtid parameter is valid for RM ring configure TISCI message */ +#define TI_SCI_MSG_VALUE_RM_RING_VIRTID_VALID BIT(6) +/* RA config.asel parameter is valid for RM ring configure TISCI message */ +#define TI_SCI_MSG_VALUE_RM_RING_ASEL_VALID BIT(7) #define TI_SCI_MSG_VALUE_RM_ALL_NO_ORDER \ (TI_SCI_MSG_VALUE_RM_RING_ADDR_LO_VALID | \ TI_SCI_MSG_VALUE_RM_RING_ADDR_HI_VALID | \ TI_SCI_MSG_VALUE_RM_RING_COUNT_VALID | \ TI_SCI_MSG_VALUE_RM_RING_MODE_VALID | \ - TI_SCI_MSG_VALUE_RM_RING_SIZE_VALID) + TI_SCI_MSG_VALUE_RM_RING_SIZE_VALID | \ + TI_SCI_MSG_VALUE_RM_RING_ASEL_VALID) + +/** + * struct ti_sci_msg_rm_ring_cfg - Ring configuration + * + * Parameters for Navigator Subsystem ring configuration + * See @ti_sci_msg_rm_ring_cfg_req + */ +struct ti_sci_msg_rm_ring_cfg { + u32 valid_params; + u16 nav_id; + u16 index; + u32 addr_lo; + u32 addr_hi; + u32 count; + u8 mode; + u8 size; + u8 order_id; + u16 virtid; + u8 asel; +}; /** * struct ti_sci_rm_ringacc_ops - Ring Accelerator Management operations - * @config: configure the SoC Navigator Subsystem Ring Accelerator ring - * @get_config: get the SoC Navigator Subsystem Ring Accelerator ring - * configuration + * @set_cfg: configure the SoC Navigator Subsystem Ring Accelerator ring */ struct ti_sci_rm_ringacc_ops { - int (*config)(const struct ti_sci_handle *handle, - u32 valid_params, u16 nav_id, u16 index, - u32 addr_lo, u32 addr_hi, u32 count, u8 mode, - u8 size, u8 order_id - ); - int (*get_config)(const struct ti_sci_handle *handle, - u32 nav_id, u32 index, u8 *mode, - u32 *addr_lo, u32 *addr_hi, u32 *count, - u8 *size, u8 *order_id); + int (*set_cfg)(const struct ti_sci_handle *handle, + const struct ti_sci_msg_rm_ring_cfg *params); }; /** @@ -320,6 +352,9 @@ struct ti_sci_rm_psil_ops { #define TI_SCI_RM_UDMAP_CHAN_BURST_SIZE_128_BYTES 2 #define TI_SCI_RM_UDMAP_CHAN_BURST_SIZE_256_BYTES 3 +#define TI_SCI_RM_BCDMA_EXTENDED_CH_TYPE_TCHAN 0 +#define TI_SCI_RM_BCDMA_EXTENDED_CH_TYPE_BCHAN 1 + /* UDMAP TX/RX channel valid_params common declarations */ #define TI_SCI_MSG_VALUE_RM_UDMAP_CH_PAUSE_ON_ERR_VALID BIT(0) #define TI_SCI_MSG_VALUE_RM_UDMAP_CH_ATYPE_VALID BIT(1) @@ -345,6 +380,8 @@ struct ti_sci_msg_rm_udmap_tx_ch_cfg { #define TI_SCI_MSG_VALUE_RM_UDMAP_CH_TX_SUPR_TDPKT_VALID BIT(11) #define TI_SCI_MSG_VALUE_RM_UDMAP_CH_TX_CREDIT_COUNT_VALID BIT(12) #define TI_SCI_MSG_VALUE_RM_UDMAP_CH_TX_FDEPTH_VALID BIT(13) +#define TI_SCI_MSG_VALUE_RM_UDMAP_CH_TX_TDTYPE_VALID BIT(15) +#define TI_SCI_MSG_VALUE_RM_UDMAP_CH_EXTENDED_CH_TYPE_VALID BIT(16) u16 nav_id; u16 index; u8 tx_pause_on_err; @@ -362,6 +399,8 @@ struct ti_sci_msg_rm_udmap_tx_ch_cfg { u16 fdepth; u8 tx_sched_priority; u8 tx_burst_size; + u8 tx_tdtype; + u8 extended_ch_type; }; /** @@ -520,18 +559,6 @@ struct ti_sci_handle { #define TI_SCI_RESOURCE_NULL 0xffff -/** - * struct ti_sci_resource_desc - Description of TI SCI resource instance range. - * @start: Start index of the resource. - * @num: Number of resources. - * @res_map: Bitmap to manage the allocation of these resources. - */ -struct ti_sci_resource_desc { - u16 start; - u16 num; - unsigned long *res_map; -}; - /** * struct ti_sci_resource - Structure representing a resource assigned * to a device. diff --git a/include/memory/renesas-rpc-if.h b/include/memory/renesas-rpc-if.h index 9ad136682c47..14cfd036268a 100644 --- a/include/memory/renesas-rpc-if.h +++ b/include/memory/renesas-rpc-if.h @@ -10,6 +10,7 @@ #ifndef __RENESAS_RPC_IF_H #define __RENESAS_RPC_IF_H +#include #include enum rpcif_data_dir { @@ -77,11 +78,19 @@ struct rpcif { int rpcif_sw_init(struct rpcif *rpc, struct device *dev); void rpcif_hw_init(struct rpcif *rpc, bool hyperflash); -void rpcif_enable_rpm(struct rpcif *rpc); -void rpcif_disable_rpm(struct rpcif *rpc); void rpcif_prepare(struct rpcif *rpc, const struct rpcif_op *op, u64 *offs, size_t *len); int rpcif_manual_xfer(struct rpcif *rpc); ssize_t rpcif_dirmap_read(struct rpcif *rpc, u64 offs, size_t len, void *buf); +static inline void rpcif_enable_rpm(struct rpcif *rpc) +{ + pm_runtime_enable(rpc->dev); +} + +static inline void rpcif_disable_rpm(struct rpcif *rpc) +{ + pm_runtime_disable(rpc->dev); +} + #endif // __RENESAS_RPC_IF_H diff --git a/include/soc/tegra/mc.h b/include/soc/tegra/mc.h index 1238e35653d1..d731407e23bb 100644 --- a/include/soc/tegra/mc.h +++ b/include/soc/tegra/mc.h @@ -6,7 +6,9 @@ #ifndef __SOC_TEGRA_MC_H__ #define __SOC_TEGRA_MC_H__ +#include #include +#include #include #include @@ -141,6 +143,17 @@ struct tegra_mc_reset_ops { const struct tegra_mc_reset *rst); }; +#define TEGRA_MC_ICC_TAG_DEFAULT 0 +#define TEGRA_MC_ICC_TAG_ISO BIT(0) + +struct tegra_mc_icc_ops { + int (*set)(struct icc_node *src, struct icc_node *dst); + int (*aggregate)(struct icc_node *node, u32 tag, u32 avg_bw, + u32 peak_bw, u32 *agg_avg, u32 *agg_peak); + struct icc_node_data *(*xlate_extended)(struct of_phandle_args *spec, + void *data); +}; + struct tegra_mc_soc { const struct tegra_mc_client *clients; unsigned int num_clients; @@ -160,6 +173,8 @@ struct tegra_mc_soc { const struct tegra_mc_reset_ops *reset_ops; const struct tegra_mc_reset *resets; unsigned int num_resets; + + const struct tegra_mc_icc_ops *icc_ops; }; struct tegra_mc { @@ -178,10 +193,22 @@ struct tegra_mc { struct reset_controller_dev reset; + struct icc_provider provider; + spinlock_t lock; }; int tegra_mc_write_emem_configuration(struct tegra_mc *mc, unsigned long rate); unsigned int tegra_mc_get_emem_device_count(struct tegra_mc *mc); +#ifdef CONFIG_TEGRA_MC +struct tegra_mc *devm_tegra_memory_controller_get(struct device *dev); +#else +static inline struct tegra_mc * +devm_tegra_memory_controller_get(struct device *dev) +{ + return ERR_PTR(-ENODEV); +} +#endif + #endif /* __SOC_TEGRA_MC_H__ */ diff --git a/include/trace/events/f2fs.h b/include/trace/events/f2fs.h index f8f1e85ff130..56b113e3cd6a 100644 --- a/include/trace/events/f2fs.h +++ b/include/trace/events/f2fs.h @@ -6,6 +6,7 @@ #define _TRACE_F2FS_H #include +#include #define show_dev(dev) MAJOR(dev), MINOR(dev) #define show_dev_ino(entry) show_dev(entry->dev), (unsigned long)entry->ino diff --git a/include/uapi/linux/f2fs.h b/include/uapi/linux/f2fs.h new file mode 100644 index 000000000000..352a822d4370 --- /dev/null +++ b/include/uapi/linux/f2fs.h @@ -0,0 +1,98 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ + +#ifndef _UAPI_LINUX_F2FS_H +#define _UAPI_LINUX_F2FS_H +#include +#include + +/* + * f2fs-specific ioctl commands + */ +#define F2FS_IOCTL_MAGIC 0xf5 +#define F2FS_IOC_START_ATOMIC_WRITE _IO(F2FS_IOCTL_MAGIC, 1) +#define F2FS_IOC_COMMIT_ATOMIC_WRITE _IO(F2FS_IOCTL_MAGIC, 2) +#define F2FS_IOC_START_VOLATILE_WRITE _IO(F2FS_IOCTL_MAGIC, 3) +#define F2FS_IOC_RELEASE_VOLATILE_WRITE _IO(F2FS_IOCTL_MAGIC, 4) +#define F2FS_IOC_ABORT_VOLATILE_WRITE _IO(F2FS_IOCTL_MAGIC, 5) +#define F2FS_IOC_GARBAGE_COLLECT _IOW(F2FS_IOCTL_MAGIC, 6, __u32) +#define F2FS_IOC_WRITE_CHECKPOINT _IO(F2FS_IOCTL_MAGIC, 7) +#define F2FS_IOC_DEFRAGMENT _IOWR(F2FS_IOCTL_MAGIC, 8, \ + struct f2fs_defragment) +#define F2FS_IOC_MOVE_RANGE _IOWR(F2FS_IOCTL_MAGIC, 9, \ + struct f2fs_move_range) +#define F2FS_IOC_FLUSH_DEVICE _IOW(F2FS_IOCTL_MAGIC, 10, \ + struct f2fs_flush_device) +#define F2FS_IOC_GARBAGE_COLLECT_RANGE _IOW(F2FS_IOCTL_MAGIC, 11, \ + struct f2fs_gc_range) +#define F2FS_IOC_GET_FEATURES _IOR(F2FS_IOCTL_MAGIC, 12, __u32) +#define F2FS_IOC_SET_PIN_FILE _IOW(F2FS_IOCTL_MAGIC, 13, __u32) +#define F2FS_IOC_GET_PIN_FILE _IOR(F2FS_IOCTL_MAGIC, 14, __u32) +#define F2FS_IOC_PRECACHE_EXTENTS _IO(F2FS_IOCTL_MAGIC, 15) +#define F2FS_IOC_RESIZE_FS _IOW(F2FS_IOCTL_MAGIC, 16, __u64) +#define F2FS_IOC_GET_COMPRESS_BLOCKS _IOR(F2FS_IOCTL_MAGIC, 17, __u64) +#define F2FS_IOC_RELEASE_COMPRESS_BLOCKS \ + _IOR(F2FS_IOCTL_MAGIC, 18, __u64) +#define F2FS_IOC_RESERVE_COMPRESS_BLOCKS \ + _IOR(F2FS_IOCTL_MAGIC, 19, __u64) +#define F2FS_IOC_SEC_TRIM_FILE _IOW(F2FS_IOCTL_MAGIC, 20, \ + struct f2fs_sectrim_range) +#define F2FS_IOC_GET_COMPRESS_OPTION _IOR(F2FS_IOCTL_MAGIC, 21, \ + struct f2fs_comp_option) +#define F2FS_IOC_SET_COMPRESS_OPTION _IOW(F2FS_IOCTL_MAGIC, 22, \ + struct f2fs_comp_option) +#define F2FS_IOC_DECOMPRESS_FILE _IO(F2FS_IOCTL_MAGIC, 23) +#define F2FS_IOC_COMPRESS_FILE _IO(F2FS_IOCTL_MAGIC, 24) + +/* + * should be same as XFS_IOC_GOINGDOWN. + * Flags for going down operation used by FS_IOC_GOINGDOWN + */ +#define F2FS_IOC_SHUTDOWN _IOR('X', 125, __u32) /* Shutdown */ +#define F2FS_GOING_DOWN_FULLSYNC 0x0 /* going down with full sync */ +#define F2FS_GOING_DOWN_METASYNC 0x1 /* going down with metadata */ +#define F2FS_GOING_DOWN_NOSYNC 0x2 /* going down */ +#define F2FS_GOING_DOWN_METAFLUSH 0x3 /* going down with meta flush */ +#define F2FS_GOING_DOWN_NEED_FSCK 0x4 /* going down to trigger fsck */ + +/* + * Flags used by F2FS_IOC_SEC_TRIM_FILE + */ +#define F2FS_TRIM_FILE_DISCARD 0x1 /* send discard command */ +#define F2FS_TRIM_FILE_ZEROOUT 0x2 /* zero out */ +#define F2FS_TRIM_FILE_MASK 0x3 + +struct f2fs_gc_range { + __u32 sync; + __u64 start; + __u64 len; +}; + +struct f2fs_defragment { + __u64 start; + __u64 len; +}; + +struct f2fs_move_range { + __u32 dst_fd; /* destination fd */ + __u64 pos_in; /* start position in src_fd */ + __u64 pos_out; /* start position in dst_fd */ + __u64 len; /* size to move */ +}; + +struct f2fs_flush_device { + __u32 dev_num; /* device number to flush */ + __u32 segments; /* # of segments to flush */ +}; + +struct f2fs_sectrim_range { + __u64 start; + __u64 len; + __u64 flags; +}; + +struct f2fs_comp_option { + __u8 algorithm; + __u8 log_cluster_size; +}; + +#endif /* _UAPI_LINUX_F2FS_H */ diff --git a/kernel/audit_fsnotify.c b/kernel/audit_fsnotify.c index bfcfcd61adb6..5b3f01da172b 100644 --- a/kernel/audit_fsnotify.c +++ b/kernel/audit_fsnotify.c @@ -154,7 +154,7 @@ static void audit_autoremove_mark_rule(struct audit_fsnotify_mark *audit_mark) /* Update mark data in audit rules based on fsnotify events. */ static int audit_mark_handle_event(struct fsnotify_mark *inode_mark, u32 mask, struct inode *inode, struct inode *dir, - const struct qstr *dname) + const struct qstr *dname, u32 cookie) { struct audit_fsnotify_mark *audit_mark; diff --git a/kernel/audit_tree.c b/kernel/audit_tree.c index 83e1c07fc99e..6c91902f4f45 100644 --- a/kernel/audit_tree.c +++ b/kernel/audit_tree.c @@ -1037,7 +1037,7 @@ static void evict_chunk(struct audit_chunk *chunk) static int audit_tree_handle_event(struct fsnotify_mark *mark, u32 mask, struct inode *inode, struct inode *dir, - const struct qstr *file_name) + const struct qstr *file_name, u32 cookie) { return 0; } diff --git a/kernel/audit_watch.c b/kernel/audit_watch.c index 246e5ba704c0..2acf7ca49154 100644 --- a/kernel/audit_watch.c +++ b/kernel/audit_watch.c @@ -466,7 +466,7 @@ void audit_remove_watch_rule(struct audit_krule *krule) /* Update watch data in audit rules based on fsnotify events. */ static int audit_watch_handle_event(struct fsnotify_mark *inode_mark, u32 mask, struct inode *inode, struct inode *dir, - const struct qstr *dname) + const struct qstr *dname, u32 cookie) { struct audit_parent *parent; diff --git a/kernel/dma/direct.c b/kernel/dma/direct.c index b6b106fb36bd..6f070a8e52fb 100644 --- a/kernel/dma/direct.c +++ b/kernel/dma/direct.c @@ -550,4 +550,3 @@ int dma_direct_set_offset(struct device *dev, phys_addr_t cpu_start, dev->dma_range_map = map; return 0; } -EXPORT_SYMBOL_GPL(dma_direct_set_offset); diff --git a/samples/qmi/qmi_sample_client.c b/samples/qmi/qmi_sample_client.c index c9e7276c3d83..78fcedbd25e2 100644 --- a/samples/qmi/qmi_sample_client.c +++ b/samples/qmi/qmi_sample_client.c @@ -429,7 +429,7 @@ static const struct file_operations data_fops = { .write = data_write, }; -static struct qmi_msg_handler qmi_sample_handlers[] = { +static const struct qmi_msg_handler qmi_sample_handlers[] = { { .type = QMI_RESPONSE, .msg_id = TEST_PING_REQ_MSG_ID_V01, @@ -571,7 +571,7 @@ static void qmi_sample_del_server(struct qmi_handle *qmi, static struct qmi_handle lookup_client; -static struct qmi_ops lookup_ops = { +static const struct qmi_ops lookup_ops = { .new_server = qmi_sample_new_server, .del_server = qmi_sample_del_server, };