Merge 6.1.134 into android14-6.1-lts

Changes in 6.1.134
	watch_queue: fix pipe accounting mismatch
	x86/mm/pat: cpa-test: fix length for CPA_ARRAY test
	cpufreq: scpi: compare kHz instead of Hz
	smack: dont compile ipv6 code unless ipv6 is configured
	cpufreq: governor: Fix negative 'idle_time' handling in dbs_update()
	x86/fpu: Fix guest FPU state buffer allocation size
	x86/fpu: Avoid copying dynamic FP state from init_task in arch_dup_task_struct()
	x86/platform: Only allow CONFIG_EISA for 32-bit
	x86/sev: Add missing RIP_REL_REF() invocations during sme_enable()
	lockdep/mm: Fix might_fault() lockdep check of current->mm->mmap_lock
	PM: sleep: Adjust check before setting power.must_resume
	selinux: Chain up tool resolving errors in install_policy.sh
	EDAC/ie31200: Fix the size of EDAC_MC_LAYER_CHIP_SELECT layer
	EDAC/ie31200: Fix the DIMM size mask for several SoCs
	EDAC/ie31200: Fix the error path order of ie31200_init()
	thermal: int340x: Add NULL check for adev
	PM: sleep: Fix handling devices with direct_complete set on errors
	lockdep: Don't disable interrupts on RT in disable_irq_nosync_lockdep.*()
	perf/ring_buffer: Allow the EPOLLRDNORM flag for poll
	x86/fpu/xstate: Fix inconsistencies in guest FPU xfeatures
	media: verisilicon: HEVC: Initialize start_bit field
	media: platform: allgro-dvt: unregister v4l2_device on the error path
	ASoC: cs35l41: check the return value from spi_setup()
	HID: remove superfluous (and wrong) Makefile entry for CONFIG_INTEL_ISH_FIRMWARE_DOWNLOADER
	ALSA: hda/realtek: Always honor no_shutup_pins
	ASoC: ti: j721e-evm: Fix clock configuration for ti,j7200-cpb-audio compatible
	drm/bridge: ti-sn65dsi86: Fix multiple instances
	drm/dp_mst: Fix drm RAD print
	drm/bridge: it6505: fix HDCP V match check is not performed correctly
	drm: xlnx: zynqmp: Fix max dma segment size
	drm/vkms: Fix use after free and double free on init error
	PCI: Use downstream bridges for distributing resources
	drm/mediatek: mtk_hdmi: Unregister audio platform device on failure
	drm/mediatek: mtk_hdmi: Fix typo for aud_sampe_size member
	PCI/ASPM: Fix link state exit during switch upstream function removal
	drm/msm/dsi: Set PHY usescase (and mode) before registering DSI host
	PCI: cadence-ep: Fix the driver to send MSG TLP for INTx without data payload
	PCI: brcmstb: Use internal register to change link capability
	PCI: brcmstb: Fix error path after a call to regulator_bulk_get()
	PCI: brcmstb: Fix potential premature regulator disabling
	PCI/portdrv: Only disable pciehp interrupts early when needed
	PCI: Avoid reset when disabled via sysfs
	drm/amd/display: fix type mismatch in CalculateDynamicMetadataParameters()
	PCI: Remove stray put_device() in pci_register_host_bridge()
	PCI: xilinx-cpm: Fix IRQ domain leak in error path of probe
	drm/mediatek: dsi: fix error codes in mtk_dsi_host_transfer()
	drm/amd/display: avoid NPD when ASIC does not support DMUB
	PCI: pciehp: Don't enable HPIE when resuming in poll mode
	fbdev: au1100fb: Move a variable assignment behind a null pointer check
	mdacon: rework dependency list
	fbdev: sm501fb: Add some geometry checks.
	clk: amlogic: gxbb: drop incorrect flag on 32k clock
	crypto: hisilicon/sec2 - fix for aead authsize alignment
	remoteproc: core: Clear table_sz when rproc_shutdown
	of: property: Increase NR_FWNODE_REFERENCE_ARGS
	remoteproc: qcom_q6v5_pas: Make single-PD handling more robust
	libbpf: Fix hypothetical STT_SECTION extern NULL deref case
	selftests/bpf: Fix string read in strncmp benchmark
	clk: samsung: Fix UBSAN panic in samsung_clk_init()
	clk: qcom: gcc-msm8953: fix stuck venus0_core0 clock
	bpf: Use preempt_count() directly in bpf_send_signal_common()
	lib: 842: Improve error handling in sw842_compress()
	pinctrl: renesas: rza2: Fix missing of_node_put() call
	pinctrl: renesas: rzg2l: Fix missing of_node_put() call
	clk: rockchip: rk3328: fix wrong clk_ref_usb3otg parent
	RDMA/core: Don't expose hw_counters outside of init net namespace
	RDMA/mlx5: Fix calculation of total invalidated pages
	RDMA/erdma: Prevent use-after-free in erdma_accept_newconn()
	remoteproc: qcom_q6v5_mss: Handle platforms with one power domain
	IB/mad: Check available slots before posting receive WRs
	pinctrl: tegra: Set SFIO mode to Mux Register
	clk: amlogic: g12b: fix cluster A parent data
	clk: amlogic: gxbb: drop non existing 32k clock parent
	selftests/bpf: Select NUMA_NO_NODE to create map
	clk: amlogic: g12a: fix mmc A peripheral clock
	x86/entry: Fix ORC unwinder for PUSH_REGS with save_ret=1
	power: supply: max77693: Fix wrong conversion of charge input threshold value
	crypto: nx - Fix uninitialised hv_nxc on error
	RDMA/mlx5: Fix mlx5_poll_one() cur_qp update flow
	pinctrl: renesas: rzv2m: Fix missing of_node_put() call
	mfd: sm501: Switch to BIT() to mitigate integer overflows
	x86/dumpstack: Fix inaccurate unwinding from exception stacks due to misplaced assignment
	crypto: hisilicon/sec2 - fix for aead auth key length
	clk: qcom: mmcc-sdm660: fix stuck video_subcore0 clock
	isofs: fix KMSAN uninit-value bug in do_isofs_readdir()
	soundwire: slave: fix an OF node reference leak in soundwire slave device
	coresight: catu: Fix number of pages while using 64k pages
	coresight-etm4x: add isb() before reading the TRCSTATR
	iio: accel: mma8452: Ensure error return on failure to matching oversampling ratio
	iio: accel: msa311: Fix failure to release runtime pm if direct mode claim fails.
	usb: xhci: correct debug message page size calculation
	fs/ntfs3: Fix a couple integer overflows on 32bit systems
	iio: adc: ad7124: Fix comparison of channel configs
	perf evlist: Add success path to evlist__create_syswide_maps
	perf units: Fix insufficient array space
	kexec: initialize ELF lowest address to ULONG_MAX
	ocfs2: validate l_tree_depth to avoid out-of-bounds access
	arch/powerpc: drop GENERIC_PTDUMP from mpc885_ads_defconfig
	NFSv4: Don't trigger uneccessary scans for return-on-close delegations
	fuse: fix dax truncate/punch_hole fault path
	um: remove copy_from_kernel_nofault_allowed
	i3c: master: svc: Fix missing the IBI rules
	perf python: Fixup description of sample.id event member
	perf python: Decrement the refcount of just created event on failure
	perf python: Don't keep a raw_data pointer to consumed ring buffer space
	perf python: Check if there is space to copy all the event
	staging: rtl8723bs: select CONFIG_CRYPTO_LIB_AES
	fs/procfs: fix the comment above proc_pid_wchan()
	perf tools: annotate asm_pure_loop.S
	objtool, media: dib8000: Prevent divide-by-zero in dib8000_set_dds()
	exfat: fix the infinite loop in exfat_find_last_cluster()
	rtnetlink: Allocate vfinfo size for VF GUIDs when supported
	rndis_host: Flag RNDIS modems as WWAN devices
	ksmbd: use aead_request_free to match aead_request_alloc
	ksmbd: fix multichannel connection failure
	net/mlx5e: SHAMPO, Make reserved size independent of page size
	ring-buffer: Fix bytes_dropped calculation issue
	LoongArch: Fix help text of CMDLINE_EXTEND in Kconfig
	ACPI: processor: idle: Return an error if both P_LVL{2,3} idle states are invalid
	octeontx2-af: Fix mbox INTR handler when num VFs > 64
	octeontx2-af: Free NIX_AF_INT_VEC_GEN irq
	sched/smt: Always inline sched_smt_active()
	context_tracking: Always inline ct_{nmi,irq}_{enter,exit}()
	rcu-tasks: Always inline rcu_irq_work_resched()
	wifi: iwlwifi: fw: allocate chained SG tables for dump
	wifi: iwlwifi: mvm: use the right version of the rate API
	nvme-tcp: fix possible UAF in nvme_tcp_poll
	nvme-pci: clean up CMBMSC when registering CMB fails
	nvme-pci: skip CMB blocks incompatible with PCI P2P DMA
	wifi: brcmfmac: keep power during suspend if board requires it
	affs: generate OFS sequence numbers starting at 1
	affs: don't write overlarge OFS data block size fields
	ALSA: hda/realtek: Fix Asus Z13 2025 audio
	ALSA: hda: Fix speakers on ASUS EXPERTBOOK P5405CSA 1.0
	platform/x86: intel-hid: fix volume buttons on Microsoft Surface Go 4 tablet
	HID: i2c-hid: improve i2c_hid_get_report error message
	ALSA: hda/realtek: Add support for ASUS ROG Strix G614 Laptops using CS35L41 HDA
	ALSA: hda/realtek: Add support for ASUS Zenbook UM3406KA Laptops using CS35L41 HDA
	sched/deadline: Use online cpus for validating runtime
	locking/semaphore: Use wake_q to wake up processes outside lock critical section
	x86/sgx: Warn explicitly if X86_FEATURE_SGX_LC is not enabled
	drm/amd: Keep display off while going into S4
	ALSA: hda/realtek: Add mute LED quirk for HP Pavilion x360 14-dy1xxx
	can: statistics: use atomic access in hot path
	memory: omap-gpmc: drop no compatible check
	hwmon: (nct6775-core) Fix out of bounds access for NCT679{8,9}
	spufs: fix a leak on spufs_new_file() failure
	spufs: fix gang directory lifetimes
	spufs: fix a leak in spufs_create_context()
	riscv: ftrace: Add parentheses in macro definitions of make_call_t0 and make_call_ra
	ntb_hw_switchtec: Fix shift-out-of-bounds in switchtec_ntb_mw_set_trans
	ntb: intel: Fix using link status DB's
	ASoC: imx-card: Add NULL check in imx_card_probe()
	netfilter: nft_set_hash: GC reaps elements with conncount for dynamic sets only
	netlabel: Fix NULL pointer exception caused by CALIPSO on IPv4 sockets
	net_sched: skbprio: Remove overly strict queue assertions
	net: mvpp2: Prevent parser TCAM memory corruption
	udp: Fix memory accounting leak.
	vsock: avoid timeout during connect() if the socket is closing
	tunnels: Accept PACKET_HOST in skb_tunnel_check_pmtu().
	netfilter: nft_tunnel: fix geneve_opt type confusion addition
	ipv6: fix omitted netlink attributes when using RTEXT_FILTER_SKIP_STATS
	net: dsa: mv88e6xxx: propperly shutdown PPU re-enable timer on destroy
	net: fix geneve_opt length integer overflow
	ipv6: Start path selection from the first nexthop
	ipv6: Do not consider link down nexthops in path selection
	arcnet: Add NULL check in com20020pci_probe()
	io_uring/filetable: ensure node switch is always done, if needed
	drm/amdgpu/gfx11: fix num_mec
	tty: serial: fsl_lpuart: use UARTMODIR register bits for lpuart32 platform
	tty: serial: fsl_lpuart: disable transmitter before changing RS485 related registers
	usbnet:fix NPE during rx_complete
	LoongArch: Increase ARCH_DMA_MINALIGN up to 16
	LoongArch: BPF: Fix off-by-one error in build_prologue()
	LoongArch: BPF: Use move_addr() for BPF_PSEUDO_FUNC
	platform/x86: ISST: Correct command storage data length
	ntb_perf: Delete duplicate dmaengine_unmap_put() call in perf_copy_chunk()
	perf/x86/intel: Apply static call for drain_pebs
	perf/x86/intel: Avoid disable PMU if !cpuc->enabled in sample read
	kunit/overflow: Fix UB in overflow_allocation_test
	btrfs: handle errors from btrfs_dec_ref() properly
	x86/tsc: Always save/restore TSC sched_clock() on suspend/resume
	x86/mm: Fix flush_tlb_range() when used for zapping normal PMDs
	acpi: nfit: fix narrowing conversion in acpi_nfit_ctl
	ACPI: resource: Skip IRQ override on ASUS Vivobook 14 X1404VAP
	mmc: sdhci-pxav3: set NEED_RSP_BUSY capability
	mmc: sdhci-omap: Disable MMC_CAP_AGGRESSIVE_PM for eMMC/SD
	ksmbd: add bounds check for create lease context
	ksmbd: fix use-after-free in ksmbd_sessions_deregister()
	ksmbd: fix session use-after-free in multichannel connection
	ksmbd: validate zero num_subauth before sub_auth is accessed
	tracing: Fix use-after-free in print_graph_function_flags during tracer switching
	tracing: Ensure module defining synth event cannot be unloaded while tracing
	tracing: Fix synth event printk format for str fields
	tracing/osnoise: Fix possible recursive locking for cpus_read_lock()
	arm64: Don't call NULL in do_compat_alignment_fixup()
	ext4: don't over-report free space or inodes in statvfs
	ext4: fix OOB read when checking dotdot dir
	jfs: fix slab-out-of-bounds read in ea_get()
	jfs: add index corruption check to DT_GETPAGE()
	media: streamzap: fix race between device disconnection and urb callback
	nfsd: put dl_stid if fail to queue dl_recall
	NFSD: Skip sending CB_RECALL_ANY when the backchannel isn't up
	tracing: Do not use PERF enums when perf is not defined
	Linux 6.1.134

Change-Id: I839a629271fb53021a249cc4f69a668d78f723e3
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>

Makefile

@@ -1,7 +1,7 @@
 # SPDX-License-Identifier: GPL-2.0
 VERSION = 6
 PATCHLEVEL = 1
-SUBLEVEL = 133
+SUBLEVEL = 134
 EXTRAVERSION =
 NAME = Curry Ramen
 

arch/arm64/kernel/compat_alignment.c

@@ -368,6 +368,8 @@ int do_compat_alignment_fixup(unsigned long addr, struct pt_regs *regs)
 		return 1;
 	}
 
+	if (!handler)
+		return 1;
 	type = handler(addr, instr, regs);
 
 	if (type == TYPE_ERROR || type == TYPE_FAULT)

arch/loongarch/Kconfig

@@ -310,8 +310,8 @@ config CMDLINE_BOOTLOADER
 config CMDLINE_EXTEND
 	bool "Use built-in to extend bootloader kernel arguments"
 	help
-	  The command-line arguments provided during boot will be
-	  appended to the built-in command line. This is useful in
+	  The built-in command line will be appended to the command-
+	  line arguments provided during boot. This is useful in
 	  cases where the provided arguments are insufficient and
 	  you don't want to or cannot modify them.
 

arch/loongarch/include/asm/cache.h

@@ -8,6 +8,8 @@
 #define L1_CACHE_SHIFT		CONFIG_L1_CACHE_SHIFT
 #define L1_CACHE_BYTES		(1 << L1_CACHE_SHIFT)
 
+#define ARCH_DMA_MINALIGN	(16)
+
 #define __read_mostly __section(".data..read_mostly")
 
 #endif /* _ASM_CACHE_H */

arch/loongarch/net/bpf_jit.c

@@ -142,6 +142,8 @@ static void build_prologue(struct jit_ctx *ctx)
 	 */
 	if (seen_tail_call(ctx) && seen_call(ctx))
 		move_reg(ctx, TCC_SAVED, REG_TCC);
+	else
+		emit_insn(ctx, nop);
 
 	ctx->stack_size = stack_adjust;
 }
@@ -808,7 +810,10 @@ static int build_insn(const struct bpf_insn *insn, struct jit_ctx *ctx, bool ext
 	{
 		const u64 imm64 = (u64)(insn + 1)->imm << 32 | (u32)insn->imm;
 
-		move_imm(ctx, dst, imm64, is32);
+		if (bpf_pseudo_func(insn))
+			move_addr(ctx, dst, imm64);
+		else
+			move_imm(ctx, dst, imm64, is32);
 		return 1;
 	}
 

arch/loongarch/net/bpf_jit.h

@@ -25,6 +25,11 @@ struct jit_data {
 	struct jit_ctx ctx;
 };
 
+static inline void emit_nop(union loongarch_instruction *insn)
+{
+	insn->word = INSN_NOP;
+}
+
 #define emit_insn(ctx, func, ...)						\
 do {										\
 	if (ctx->image != NULL) {						\

arch/powerpc/configs/mpc885_ads_defconfig

@@ -78,4 +78,4 @@ CONFIG_DEBUG_VM_PGTABLE=y
 CONFIG_DETECT_HUNG_TASK=y
 CONFIG_BDI_SWITCH=y
 CONFIG_PPC_EARLY_DEBUG=y
-CONFIG_GENERIC_PTDUMP=y
+CONFIG_PTDUMP_DEBUGFS=y

arch/powerpc/platforms/cell/spufs/gang.c

@@ -25,6 +25,7 @@ struct spu_gang *alloc_spu_gang(void)
 	mutex_init(&gang->aff_mutex);
 	INIT_LIST_HEAD(&gang->list);
 	INIT_LIST_HEAD(&gang->aff_list_head);
+	gang->alive = 1;
 
 out:
 	return gang;

arch/powerpc/platforms/cell/spufs/inode.c

@@ -191,13 +191,32 @@ static int spufs_fill_dir(struct dentry *dir,
 			return -ENOMEM;
 		ret = spufs_new_file(dir->d_sb, dentry, files->ops,
 					files->mode & mode, files->size, ctx);
-		if (ret)
+		if (ret) {
+			dput(dentry);
 			return ret;
+		}
 		files++;
 	}
 	return 0;
 }
 
+static void unuse_gang(struct dentry *dir)
+{
+	struct inode *inode = dir->d_inode;
+	struct spu_gang *gang = SPUFS_I(inode)->i_gang;
+
+	if (gang) {
+		bool dead;
+
+		inode_lock(inode); // exclusion with spufs_create_context()
+		dead = !--gang->alive;
+		inode_unlock(inode);
+
+		if (dead)
+			simple_recursive_removal(dir, NULL);
+	}
+}
+
 static int spufs_dir_close(struct inode *inode, struct file *file)
 {
 	struct inode *parent;
@@ -212,6 +231,7 @@ static int spufs_dir_close(struct inode *inode, struct file *file)
 	inode_unlock(parent);
 	WARN_ON(ret);
 
+	unuse_gang(dir->d_parent);
 	return dcache_dir_close(inode, file);
 }
 
@@ -404,7 +424,7 @@ spufs_create_context(struct inode *inode, struct dentry *dentry,
 {
 	int ret;
 	int affinity;
-	struct spu_gang *gang;
+	struct spu_gang *gang = SPUFS_I(inode)->i_gang;
 	struct spu_context *neighbor;
 	struct path path = {.mnt = mnt, .dentry = dentry};
 
@@ -419,11 +439,15 @@ spufs_create_context(struct inode *inode, struct dentry *dentry,
 	if ((flags & SPU_CREATE_ISOLATE) && !isolated_loader)
 		return -ENODEV;
 
-	gang = NULL;
+	if (gang) {
+		if (!gang->alive)
+			return -ENOENT;
+		gang->alive++;
+	}
+
 	neighbor = NULL;
 	affinity = flags & (SPU_CREATE_AFFINITY_MEM | SPU_CREATE_AFFINITY_SPU);
 	if (affinity) {
-		gang = SPUFS_I(inode)->i_gang;
 		if (!gang)
 			return -EINVAL;
 		mutex_lock(&gang->aff_mutex);
@@ -435,8 +459,11 @@ spufs_create_context(struct inode *inode, struct dentry *dentry,
 	}
 
 	ret = spufs_mkdir(inode, dentry, flags, mode & 0777);
-	if (ret)
+	if (ret) {
+		if (neighbor)
+			put_spu_context(neighbor);
 		goto out_aff_unlock;
+	}
 
 	if (affinity) {
 		spufs_set_affinity(flags, SPUFS_I(d_inode(dentry))->i_ctx,
@@ -452,6 +479,8 @@ spufs_create_context(struct inode *inode, struct dentry *dentry,
 out_aff_unlock:
 	if (affinity)
 		mutex_unlock(&gang->aff_mutex);
+	if (ret && gang)
+		gang->alive--; // can't reach 0
 	return ret;
 }
 
@@ -481,6 +510,7 @@ spufs_mkgang(struct inode *dir, struct dentry *dentry, umode_t mode)
 	inode->i_fop = &simple_dir_operations;
 
 	d_instantiate(dentry, inode);
+	dget(dentry);
 	inc_nlink(dir);
 	inc_nlink(d_inode(dentry));
 	return ret;
@@ -491,6 +521,21 @@ out:
 	return ret;
 }
 
+static int spufs_gang_close(struct inode *inode, struct file *file)
+{
+	unuse_gang(file->f_path.dentry);
+	return dcache_dir_close(inode, file);
+}
+
+static const struct file_operations spufs_gang_fops = {
+	.open		= dcache_dir_open,
+	.release	= spufs_gang_close,
+	.llseek		= dcache_dir_lseek,
+	.read		= generic_read_dir,
+	.iterate_shared	= dcache_readdir,
+	.fsync		= noop_fsync,
+};
+
 static int spufs_gang_open(const struct path *path)
 {
 	int ret;
@@ -510,7 +555,7 @@ static int spufs_gang_open(const struct path *path)
 		return PTR_ERR(filp);
 	}
 
-	filp->f_op = &simple_dir_operations;
+	filp->f_op = &spufs_gang_fops;
 	fd_install(ret, filp);
 	return ret;
 }
@@ -525,10 +570,8 @@ static int spufs_create_gang(struct inode *inode,
 	ret = spufs_mkgang(inode, dentry, mode & 0777);
 	if (!ret) {
 		ret = spufs_gang_open(&path);
-		if (ret < 0) {
-			int err = simple_rmdir(inode, dentry);
-			WARN_ON(err);
-		}
+		if (ret < 0)
+			unuse_gang(dentry);
 	}
 	return ret;
 }

arch/powerpc/platforms/cell/spufs/spufs.h

@@ -151,6 +151,8 @@ struct spu_gang {
 	int aff_flags;
 	struct spu *aff_ref_spu;
 	atomic_t aff_sched_count;
+
+	int alive;
 };
 
 /* Flag bits for spu_gang aff_flags */

arch/riscv/include/asm/ftrace.h

@@ -82,7 +82,7 @@ struct dyn_arch_ftrace {
 #define make_call_t0(caller, callee, call)				\
 do {									\
 	unsigned int offset =						\
-		(unsigned long) callee - (unsigned long) caller;	\
+		(unsigned long) (callee) - (unsigned long) (caller);	\
 	call[0] = to_auipc_t0(offset);					\
 	call[1] = to_jalr_t0(offset);					\
 } while (0)
@@ -98,7 +98,7 @@ do {									\
 #define make_call_ra(caller, callee, call)				\
 do {									\
 	unsigned int offset =						\
-		(unsigned long) callee - (unsigned long) caller;	\
+		(unsigned long) (callee) - (unsigned long) (caller);	\
 	call[0] = to_auipc_ra(offset);					\
 	call[1] = to_jalr_ra(offset);					\
 } while (0)

arch/um/include/shared/os.h

@@ -211,7 +211,6 @@ extern int os_protect_memory(void *addr, unsigned long len,
 extern int os_unmap_memory(void *addr, int len);
 extern int os_drop_memory(void *addr, int length);
 extern int can_drop_memory(void);
-extern int os_mincore(void *addr, unsigned long len);
 
 /* execvp.c */
 extern int execvp_noalloc(char *buf, const char *file, char *const argv[]);

arch/um/kernel/Makefile

@@ -17,7 +17,7 @@ extra-y := vmlinux.lds
 obj-y = config.o exec.o exitcode.o irq.o ksyms.o mem.o \
 	physmem.o process.o ptrace.o reboot.o sigio.o \
 	signal.o sysrq.o time.o tlb.o trap.o \
-	um_arch.o umid.o maccess.o kmsg_dump.o capflags.o skas/
+	um_arch.o umid.o kmsg_dump.o capflags.o skas/
 obj-y += load_file.o
 
 obj-$(CONFIG_BLK_DEV_INITRD) += initrd.o

arch/um/kernel/maccess.c

@@ -1,19 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-only
-/*
- * Copyright (C) 2013 Richard Weinberger <richrd@nod.at>
- */
-
-#include <linux/uaccess.h>
-#include <linux/kernel.h>
-#include <os.h>
-
-bool copy_from_kernel_nofault_allowed(const void *src, size_t size)
-{
-	void *psrc = (void *)rounddown((unsigned long)src, PAGE_SIZE);
-
-	if ((unsigned long)src < PAGE_SIZE || size <= 0)
-		return false;
-	if (os_mincore(psrc, size + src - psrc) <= 0)
-		return false;
-	return true;
-}

arch/um/os-Linux/process.c

@@ -223,57 +223,6 @@ out:
 	return ok;
 }
 
-static int os_page_mincore(void *addr)
-{
-	char vec[2];
-	int ret;
-
-	ret = mincore(addr, UM_KERN_PAGE_SIZE, vec);
-	if (ret < 0) {
-		if (errno == ENOMEM || errno == EINVAL)
-			return 0;
-		else
-			return -errno;
-	}
-
-	return vec[0] & 1;
-}
-
-int os_mincore(void *addr, unsigned long len)
-{
-	char *vec;
-	int ret, i;
-
-	if (len <= UM_KERN_PAGE_SIZE)
-		return os_page_mincore(addr);
-
-	vec = calloc(1, (len + UM_KERN_PAGE_SIZE - 1) / UM_KERN_PAGE_SIZE);
-	if (!vec)
-		return -ENOMEM;
-
-	ret = mincore(addr, UM_KERN_PAGE_SIZE, vec);
-	if (ret < 0) {
-		if (errno == ENOMEM || errno == EINVAL)
-			ret = 0;
-		else
-			ret = -errno;
-
-		goto out;
-	}
-
-	for (i = 0; i < ((len + UM_KERN_PAGE_SIZE - 1) / UM_KERN_PAGE_SIZE); i++) {
-		if (!(vec[i] & 1)) {
-			ret = 0;
-			goto out;
-		}
-	}
-
-	ret = 1;
-out:
-	free(vec);
-	return ret;
-}
-
 void init_new_thread_signals(void)
 {
 	set_handler(SIGSEGV);

arch/x86/Kconfig

@@ -209,7 +209,7 @@ config X86
 	select HAVE_SAMPLE_FTRACE_DIRECT_MULTI	if X86_64
 	select HAVE_EBPF_JIT
 	select HAVE_EFFICIENT_UNALIGNED_ACCESS
-	select HAVE_EISA
+	select HAVE_EISA			if X86_32
 	select HAVE_EXIT_THREAD
 	select HAVE_FAST_GUP
 	select HAVE_FENTRY			if X86_64 || DYNAMIC_FTRACE

arch/x86/entry/calling.h

@@ -70,6 +70,8 @@ For 32-bit we have the following conventions - kernel is built with
 	pushq	%rsi		/* pt_regs->si */
 	movq	8(%rsp), %rsi	/* temporarily store the return address in %rsi */
 	movq	%rdi, 8(%rsp)	/* pt_regs->di (overwriting original return address) */
+	/* We just clobbered the return address - use the IRET frame for unwinding: */
+	UNWIND_HINT_IRET_REGS offset=3*8
 	.else
 	pushq   %rdi		/* pt_regs->di */
 	pushq   %rsi		/* pt_regs->si */

arch/x86/events/intel/core.c

@@ -2689,28 +2689,33 @@ static u64 adl_update_topdown_event(struct perf_event *event)
 
 DEFINE_STATIC_CALL(intel_pmu_update_topdown_event, x86_perf_event_update);
 
-static void intel_pmu_read_topdown_event(struct perf_event *event)
-{
-	struct cpu_hw_events *cpuc = this_cpu_ptr(&cpu_hw_events);
-
-	/* Only need to call update_topdown_event() once for group read. */
-	if ((cpuc->txn_flags & PERF_PMU_TXN_READ) &&
-	    !is_slots_event(event))
-		return;
-
-	perf_pmu_disable(event->pmu);
-	static_call(intel_pmu_update_topdown_event)(event);
-	perf_pmu_enable(event->pmu);
-}
-
 static void intel_pmu_read_event(struct perf_event *event)
 {
-	if (event->hw.flags & PERF_X86_EVENT_AUTO_RELOAD)
-		intel_pmu_auto_reload_read(event);
-	else if (is_topdown_count(event))
-		intel_pmu_read_topdown_event(event);
-	else
-		x86_perf_event_update(event);
+	if (event->hw.flags & (PERF_X86_EVENT_AUTO_RELOAD | PERF_X86_EVENT_TOPDOWN)) {
+		struct cpu_hw_events *cpuc = this_cpu_ptr(&cpu_hw_events);
+		bool pmu_enabled = cpuc->enabled;
+
+		/* Only need to call update_topdown_event() once for group read. */
+		if (is_metric_event(event) && (cpuc->txn_flags & PERF_PMU_TXN_READ))
+			return;
+
+		cpuc->enabled = 0;
+		if (pmu_enabled)
+			intel_pmu_disable_all();
+
+		if (is_topdown_event(event))
+			static_call(intel_pmu_update_topdown_event)(event);
+		else
+			intel_pmu_drain_pebs_buffer();
+
+		cpuc->enabled = pmu_enabled;
+		if (pmu_enabled)
+			intel_pmu_enable_all(0);
+
+		return;
+	}
+
+	x86_perf_event_update(event);
 }
 
 static void intel_pmu_enable_fixed(struct perf_event *event)
@@ -2975,7 +2980,7 @@ static int handle_pmi_common(struct pt_regs *regs, u64 status)
 
 		handled++;
 		x86_pmu_handle_guest_pebs(regs, &data);
-		x86_pmu.drain_pebs(regs, &data);
+		static_call(x86_pmu_drain_pebs)(regs, &data);
 		status &= intel_ctrl | GLOBAL_STATUS_TRACE_TOPAPMI;
 
 		/*

arch/x86/events/intel/ds.c

@@ -789,11 +789,11 @@ unlock:
 	return 1;
 }
 
-static inline void intel_pmu_drain_pebs_buffer(void)
+void intel_pmu_drain_pebs_buffer(void)
 {
 	struct perf_sample_data data;
 
-	x86_pmu.drain_pebs(NULL, &data);
+	static_call(x86_pmu_drain_pebs)(NULL, &data);
 }
 
 /*
@@ -1902,15 +1902,6 @@ get_next_pebs_record_by_bit(void *base, void *top, int bit)
 	return NULL;
 }
 
-void intel_pmu_auto_reload_read(struct perf_event *event)
-{
-	WARN_ON(!(event->hw.flags & PERF_X86_EVENT_AUTO_RELOAD));
-
-	perf_pmu_disable(event->pmu);
-	intel_pmu_drain_pebs_buffer();
-	perf_pmu_enable(event->pmu);
-}
-
 /*
  * Special variant of intel_pmu_save_and_restart() for auto-reload.
  */

arch/x86/events/perf_event.h

@@ -1047,6 +1047,7 @@ extern struct x86_pmu x86_pmu __read_mostly;
 
 DECLARE_STATIC_CALL(x86_pmu_set_period, *x86_pmu.set_period);
 DECLARE_STATIC_CALL(x86_pmu_update,     *x86_pmu.update);
+DECLARE_STATIC_CALL(x86_pmu_drain_pebs,	*x86_pmu.drain_pebs);
 
 static __always_inline struct x86_perf_task_context_opt *task_context_opt(void *ctx)
 {
@@ -1535,7 +1536,7 @@ void intel_pmu_pebs_disable_all(void);
 
 void intel_pmu_pebs_sched_task(struct perf_event_context *ctx, bool sched_in);
 
-void intel_pmu_auto_reload_read(struct perf_event *event);
+void intel_pmu_drain_pebs_buffer(void);
 
 void intel_pmu_store_pebs_lbrs(struct lbr_entry *lbr);
 

arch/x86/include/asm/tlbflush.h

@@ -228,7 +228,7 @@ void flush_tlb_multi(const struct cpumask *cpumask,
 	flush_tlb_mm_range((vma)->vm_mm, start, end,			\
 			   ((vma)->vm_flags & VM_HUGETLB)		\
 				? huge_page_shift(hstate_vma(vma))	\
-				: PAGE_SHIFT, false)
+				: PAGE_SHIFT, true)
 
 extern void flush_tlb_all(void);
 extern void flush_tlb_mm_range(struct mm_struct *mm, unsigned long start,

arch/x86/kernel/cpu/sgx/driver.c

@@ -150,13 +150,15 @@ int __init sgx_drv_init(void)
 	u64 xfrm_mask;
 	int ret;
 
-	if (!cpu_feature_enabled(X86_FEATURE_SGX_LC))
+	if (!cpu_feature_enabled(X86_FEATURE_SGX_LC)) {
+		pr_info("SGX disabled: SGX launch control CPU feature is not available, /dev/sgx_enclave disabled.\n");
 		return -ENODEV;
+	}
 
 	cpuid_count(SGX_CPUID, 0, &eax, &ebx, &ecx, &edx);
 
 	if (!(eax & 1))  {
-		pr_err("SGX disabled: SGX1 instruction support not available.\n");
+		pr_info("SGX disabled: SGX1 instruction support not available, /dev/sgx_enclave disabled.\n");
 		return -ENODEV;
 	}
 
@@ -173,8 +175,10 @@ int __init sgx_drv_init(void)
 	}
 
 	ret = misc_register(&sgx_dev_enclave);
-	if (ret)
+	if (ret) {
+		pr_info("SGX disabled: Unable to register the /dev/sgx_enclave driver (%d).\n", ret);
 		return ret;
+	}
 
 	return 0;
 }

arch/x86/kernel/dumpstack.c

@@ -195,6 +195,7 @@ static void show_trace_log_lvl(struct task_struct *task, struct pt_regs *regs,
 	printk("%sCall Trace:\n", log_lvl);
 
 	unwind_start(&state, task, regs, stack);
+	stack = stack ?: get_stack_pointer(task, regs);
 	regs = unwind_get_entry_regs(&state, &partial);
 
 	/*
@@ -213,9 +214,7 @@ static void show_trace_log_lvl(struct task_struct *task, struct pt_regs *regs,
 	 * - hardirq stack
 	 * - entry stack
 	 */
-	for (stack = stack ?: get_stack_pointer(task, regs);
-	     stack;
-	     stack = stack_info.next_sp) {
+	for (; stack; stack = stack_info.next_sp) {
 		const char *stack_name;
 
 		stack = PTR_ALIGN(stack, sizeof(long));

arch/x86/kernel/fpu/core.c

@@ -220,7 +220,7 @@ bool fpu_alloc_guest_fpstate(struct fpu_guest *gfpu)
 	struct fpstate *fpstate;
 	unsigned int size;
 
-	size = fpu_user_cfg.default_size + ALIGN(offsetof(struct fpstate, regs), 64);
+	size = fpu_kernel_cfg.default_size + ALIGN(offsetof(struct fpstate, regs), 64);
 	fpstate = vzalloc(size);
 	if (!fpstate)
 		return false;
@@ -232,8 +232,8 @@ bool fpu_alloc_guest_fpstate(struct fpu_guest *gfpu)
 	fpstate->is_guest	= true;
 
 	gfpu->fpstate		= fpstate;
-	gfpu->xfeatures		= fpu_user_cfg.default_features;
-	gfpu->perm		= fpu_user_cfg.default_features;
+	gfpu->xfeatures		= fpu_kernel_cfg.default_features;
+	gfpu->perm		= fpu_kernel_cfg.default_features;
 
 	/*
 	 * KVM sets the FP+SSE bits in the XSAVE header when copying FPU state

arch/x86/kernel/process.c

@@ -87,7 +87,12 @@ EXPORT_PER_CPU_SYMBOL_GPL(__tss_limit_invalid);
  */
 int arch_dup_task_struct(struct task_struct *dst, struct task_struct *src)
 {
-	memcpy(dst, src, arch_task_struct_size);
+	/* init_task is not dynamically sized (incomplete FPU state) */
+	if (unlikely(src == &init_task))
+		memcpy_and_pad(dst, arch_task_struct_size, src, sizeof(init_task), 0);
+	else
+		memcpy(dst, src, arch_task_struct_size);
+
 #ifdef CONFIG_VM86
 	dst->thread.vm86 = NULL;
 #endif

arch/x86/kernel/tsc.c

@@ -920,7 +920,7 @@ static unsigned long long cyc2ns_suspend;
 
 void tsc_save_sched_clock_state(void)
 {
-	if (!sched_clock_stable())
+	if (!static_branch_likely(&__use_tsc) && !sched_clock_stable())
 		return;
 
 	cyc2ns_suspend = sched_clock();
@@ -940,7 +940,7 @@ void tsc_restore_sched_clock_state(void)
 	unsigned long flags;
 	int cpu;
 
-	if (!sched_clock_stable())
+	if (!static_branch_likely(&__use_tsc) && !sched_clock_stable())
 		return;
 
 	local_irq_save(flags);

arch/x86/mm/mem_encrypt_identity.c

@@ -588,7 +588,7 @@ void __head sme_enable(struct boot_params *bp)
 
 out:
 	RIP_REL_REF(sme_me_mask) = me_mask;
-	physical_mask &= ~me_mask;
-	cc_vendor = CC_VENDOR_AMD;
+	RIP_REL_REF(physical_mask) &= ~me_mask;
+	RIP_REL_REF(cc_vendor) = CC_VENDOR_AMD;
 	cc_set_mask(me_mask);
 }

arch/x86/mm/pat/cpa-test.c

@@ -183,7 +183,7 @@ static int pageattr_test(void)
 			break;
 
 		case 1:
-			err = change_page_attr_set(addrs, len[1], PAGE_CPA_TEST, 1);
+			err = change_page_attr_set(addrs, len[i], PAGE_CPA_TEST, 1);
 			break;
 
 		case 2:

drivers/acpi/nfit/core.c

@@ -485,7 +485,7 @@ int acpi_nfit_ctl(struct nvdimm_bus_descriptor *nd_desc, struct nvdimm *nvdimm,
 		cmd_mask = nd_desc->cmd_mask;
 		if (cmd == ND_CMD_CALL && call_pkg->nd_family) {
 			family = call_pkg->nd_family;
-			if (family > NVDIMM_BUS_FAMILY_MAX ||
+			if (call_pkg->nd_family > NVDIMM_BUS_FAMILY_MAX ||
 			    !test_bit(family, &nd_desc->bus_family_mask))
 				return -EINVAL;
 			family = array_index_nospec(family,

drivers/acpi/processor_idle.c

@@ -268,6 +268,10 @@ static int acpi_processor_get_power_info_fadt(struct acpi_processor *pr)
 			 ACPI_CX_DESC_LEN, "ACPI P_LVL3 IOPORT 0x%x",
 			 pr->power.states[ACPI_STATE_C3].address);
 
+	if (!pr->power.states[ACPI_STATE_C2].address &&
+	    !pr->power.states[ACPI_STATE_C3].address)
+		return -ENODEV;
+
 	return 0;
 }
 

drivers/acpi/resource.c

@@ -439,6 +439,13 @@ static const struct dmi_system_id asus_laptop[] = {
 			DMI_MATCH(DMI_BOARD_NAME, "S5602ZA"),
 		},
 	},
+	{
+		/* Asus Vivobook X1404VAP */
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
+			DMI_MATCH(DMI_BOARD_NAME, "X1404VAP"),
+		},
+	},
 	{
 		/* Asus Vivobook X1504VAP */
 		.matches = {

drivers/base/power/main.c

@@ -895,6 +895,9 @@ static void __device_resume(struct device *dev, pm_message_t state, bool async)
 	if (dev->power.syscore)
 		goto Complete;
 
+	if (!dev->power.is_suspended)
+		goto Complete;
+
 	if (dev->power.direct_complete) {
 		/* Match the pm_runtime_disable() in __device_suspend(). */
 		pm_runtime_enable(dev);
@@ -913,9 +916,6 @@ static void __device_resume(struct device *dev, pm_message_t state, bool async)
 	 */
 	dev->power.is_prepared = false;
 
-	if (!dev->power.is_suspended)
-		goto Unlock;
-
 	if (dev->pm_domain) {
 		info = "power domain ";
 		callback = pm_op(&dev->pm_domain->ops, state);
@@ -955,7 +955,6 @@ static void __device_resume(struct device *dev, pm_message_t state, bool async)
 	error = dpm_run_callback(callback, dev, state, info);
 	dev->power.is_suspended = false;
 
- Unlock:
 	device_unlock(dev);
 	dpm_watchdog_clear(&wd);
 
@@ -1239,14 +1238,13 @@ Skip:
 	dev->power.is_noirq_suspended = true;
 
 	/*
-	 * Skipping the resume of devices that were in use right before the
-	 * system suspend (as indicated by their PM-runtime usage counters)
-	 * would be suboptimal.  Also resume them if doing that is not allowed
-	 * to be skipped.
+	 * Devices must be resumed unless they are explicitly allowed to be left
+	 * in suspend, but even in that case skipping the resume of devices that
+	 * were in use right before the system suspend (as indicated by their
+	 * runtime PM usage counters and child counters) would be suboptimal.
 	 */
-	if (atomic_read(&dev->power.usage_count) > 1 ||
-	    !(dev_pm_test_driver_flags(dev, DPM_FLAG_MAY_SKIP_RESUME) &&
-	      dev->power.may_skip_resume))
+	if (!(dev_pm_test_driver_flags(dev, DPM_FLAG_MAY_SKIP_RESUME) &&
+	      dev->power.may_skip_resume) || !pm_runtime_need_not_resume(dev))
 		dev->power.must_resume = true;
 
 	if (dev->power.must_resume)
@@ -1644,6 +1642,7 @@ static int __device_suspend(struct device *dev, pm_message_t state, bool async)
 			pm_runtime_disable(dev);
 			if (pm_runtime_status_suspended(dev)) {
 				pm_dev_dbg(dev, state, "direct-complete ");
+				dev->power.is_suspended = true;
 				goto Complete;
 			}
 

drivers/base/power/runtime.c

@@ -1841,7 +1841,7 @@ void pm_runtime_drop_link(struct device_link *link)
 	pm_request_idle(link->supplier);
 }
 
-static bool pm_runtime_need_not_resume(struct device *dev)
+bool pm_runtime_need_not_resume(struct device *dev)
 {
 	return atomic_read(&dev->power.usage_count) <= 1 &&
 		(atomic_read(&dev->power.child_count) == 0 ||

drivers/clk/meson/g12a.c

@@ -1136,8 +1136,18 @@ static struct clk_regmap g12a_cpu_clk_div16_en = {
 	.hw.init = &(struct clk_init_data) {
 		.name = "cpu_clk_div16_en",
 		.ops = &clk_regmap_gate_ro_ops,
-		.parent_hws = (const struct clk_hw *[]) {
-			&g12a_cpu_clk.hw
+		.parent_data = &(const struct clk_parent_data) {
+			/*
+			 * Note:
+			 * G12A and G12B have different cpu clocks (with
+			 * different struct clk_hw). We fallback to the global
+			 * naming string mechanism so this clock picks
+			 * up the appropriate one. Same goes for the other
+			 * clock using cpu cluster A clock output and present
+			 * on both G12 variant.
+			 */
+			.name = "cpu_clk",
+			.index = -1,
 		},
 		.num_parents = 1,
 		/*
@@ -1202,7 +1212,10 @@ static struct clk_regmap g12a_cpu_clk_apb_div = {
 	.hw.init = &(struct clk_init_data){
 		.name = "cpu_clk_apb_div",
 		.ops = &clk_regmap_divider_ro_ops,
-		.parent_hws = (const struct clk_hw *[]) { &g12a_cpu_clk.hw },
+		.parent_data = &(const struct clk_parent_data) {
+			.name = "cpu_clk",
+			.index = -1,
+		},
 		.num_parents = 1,
 	},
 };
@@ -1236,7 +1249,10 @@ static struct clk_regmap g12a_cpu_clk_atb_div = {
 	.hw.init = &(struct clk_init_data){
 		.name = "cpu_clk_atb_div",
 		.ops = &clk_regmap_divider_ro_ops,
-		.parent_hws = (const struct clk_hw *[]) { &g12a_cpu_clk.hw },
+		.parent_data = &(const struct clk_parent_data) {
+			.name = "cpu_clk",
+			.index = -1,
+		},
 		.num_parents = 1,
 	},
 };
@@ -1270,7 +1286,10 @@ static struct clk_regmap g12a_cpu_clk_axi_div = {
 	.hw.init = &(struct clk_init_data){
 		.name = "cpu_clk_axi_div",
 		.ops = &clk_regmap_divider_ro_ops,
-		.parent_hws = (const struct clk_hw *[]) { &g12a_cpu_clk.hw },
+		.parent_data = &(const struct clk_parent_data) {
+			.name = "cpu_clk",
+			.index = -1,
+		},
 		.num_parents = 1,
 	},
 };
@@ -1305,13 +1324,6 @@ static struct clk_regmap g12a_cpu_clk_trace_div = {
 		.name = "cpu_clk_trace_div",
 		.ops = &clk_regmap_divider_ro_ops,
 		.parent_data = &(const struct clk_parent_data) {
-			/*
-			 * Note:
-			 * G12A and G12B have different cpu_clks (with
-			 * different struct clk_hw). We fallback to the global
-			 * naming string mechanism so cpu_clk_trace_div picks
-			 * up the appropriate one.
-			 */
 			.name = "cpu_clk",
 			.index = -1,
 		},
@@ -4187,7 +4199,7 @@ static MESON_GATE(g12a_spicc_1,			HHI_GCLK_MPEG0,	14);
 static MESON_GATE(g12a_hiu_reg,			HHI_GCLK_MPEG0,	19);
 static MESON_GATE(g12a_mipi_dsi_phy,		HHI_GCLK_MPEG0,	20);
 static MESON_GATE(g12a_assist_misc,		HHI_GCLK_MPEG0,	23);
-static MESON_GATE(g12a_emmc_a,			HHI_GCLK_MPEG0,	4);
+static MESON_GATE(g12a_emmc_a,			HHI_GCLK_MPEG0,	24);
 static MESON_GATE(g12a_emmc_b,			HHI_GCLK_MPEG0,	25);
 static MESON_GATE(g12a_emmc_c,			HHI_GCLK_MPEG0,	26);
 static MESON_GATE(g12a_audio_codec,		HHI_GCLK_MPEG0,	28);

drivers/clk/meson/gxbb.c

@@ -1270,14 +1270,13 @@ static struct clk_regmap gxbb_cts_i958 = {
 	},
 };
 
+/*
+ * This table skips a clock named 'cts_slow_oscin' in the documentation
+ * This clock does not exist yet in this controller or the AO one
+ */
+static u32 gxbb_32k_clk_parents_val_table[] = { 0, 2, 3 };
 static const struct clk_parent_data gxbb_32k_clk_parent_data[] = {
 	{ .fw_name = "xtal", },
-	/*
-	 * FIXME: This clock is provided by the ao clock controller but the
-	 * clock is not yet part of the binding of this controller, so string
-	 * name must be use to set this parent.
-	 */
-	{ .name = "cts_slow_oscin", .index = -1 },
 	{ .hw = &gxbb_fclk_div3.hw },
 	{ .hw = &gxbb_fclk_div5.hw },
 };
@@ -1287,6 +1286,7 @@ static struct clk_regmap gxbb_32k_clk_sel = {
 		.offset = HHI_32K_CLK_CNTL,
 		.mask = 0x3,
 		.shift = 16,
+		.table = gxbb_32k_clk_parents_val_table,
 		},
 	.hw.init = &(struct clk_init_data){
 		.name = "32k_clk_sel",
@@ -1310,7 +1310,7 @@ static struct clk_regmap gxbb_32k_clk_div = {
 			&gxbb_32k_clk_sel.hw
 		},
 		.num_parents = 1,
-		.flags = CLK_SET_RATE_PARENT | CLK_DIVIDER_ROUND_CLOSEST,
+		.flags = CLK_SET_RATE_PARENT,
 	},
 };
 

drivers/clk/qcom/gcc-msm8953.c

@@ -3771,7 +3771,7 @@ static struct clk_branch gcc_venus0_axi_clk = {
 
 static struct clk_branch gcc_venus0_core0_vcodec0_clk = {
 	.halt_reg = 0x4c02c,
-	.halt_check = BRANCH_HALT,
+	.halt_check = BRANCH_HALT_SKIP,
 	.clkr = {
 		.enable_reg = 0x4c02c,
 		.enable_mask = BIT(0),

drivers/clk/qcom/mmcc-sdm660.c

@@ -2544,7 +2544,7 @@ static struct clk_branch video_core_clk = {
 
 static struct clk_branch video_subcore0_clk = {
 	.halt_reg = 0x1048,
-	.halt_check = BRANCH_HALT,
+	.halt_check = BRANCH_HALT_SKIP,
 	.clkr = {
 		.enable_reg = 0x1048,
 		.enable_mask = BIT(0),

drivers/clk/rockchip/clk-rk3328.c

@@ -201,7 +201,7 @@ PNAME(mux_aclk_peri_pre_p)	= { "cpll_peri",
 				    "gpll_peri",
 				    "hdmiphy_peri" };
 PNAME(mux_ref_usb3otg_src_p)	= { "xin24m",
-				    "clk_usb3otg_ref" };
+				    "clk_ref_usb3otg_src" };
 PNAME(mux_xin24m_32k_p)		= { "xin24m",
 				    "clk_rtc32k" };
 PNAME(mux_mac2io_src_p)		= { "clk_mac2io_src",

drivers/clk/samsung/clk.c

@@ -64,11 +64,11 @@ struct samsung_clk_provider *__init samsung_clk_init(struct device_node *np,
 	if (!ctx)
 		panic("could not allocate clock provider context.\n");
 
+	ctx->clk_data.num = nr_clks;
 	for (i = 0; i < nr_clks; ++i)
 		ctx->clk_data.hws[i] = ERR_PTR(-ENOENT);
 
 	ctx->reg_base = base;
-	ctx->clk_data.num = nr_clks;
 	spin_lock_init(&ctx->lock);
 
 	return ctx;

drivers/cpufreq/cpufreq_governor.c

@@ -145,7 +145,23 @@ unsigned int dbs_update(struct cpufreq_policy *policy)
 		time_elapsed = update_time - j_cdbs->prev_update_time;
 		j_cdbs->prev_update_time = update_time;
 
-		idle_time = cur_idle_time - j_cdbs->prev_cpu_idle;
+		/*
+		 * cur_idle_time could be smaller than j_cdbs->prev_cpu_idle if
+		 * it's obtained from get_cpu_idle_time_jiffy() when NOHZ is
+		 * off, where idle_time is calculated by the difference between
+		 * time elapsed in jiffies and "busy time" obtained from CPU
+		 * statistics.  If a CPU is 100% busy, the time elapsed and busy
+		 * time should grow with the same amount in two consecutive
+		 * samples, but in practice there could be a tiny difference,
+		 * making the accumulated idle time decrease sometimes.  Hence,
+		 * in this case, idle_time should be regarded as 0 in order to
+		 * make the further process correct.
+		 */
+		if (cur_idle_time > j_cdbs->prev_cpu_idle)
+			idle_time = cur_idle_time - j_cdbs->prev_cpu_idle;
+		else
+			idle_time = 0;
+
 		j_cdbs->prev_cpu_idle = cur_idle_time;
 
 		if (ignore_nice) {
@@ -162,7 +178,7 @@ unsigned int dbs_update(struct cpufreq_policy *policy)
 			 * calls, so the previous load value can be used then.
 			 */
 			load = j_cdbs->prev_load;
-		} else if (unlikely((int)idle_time > 2 * sampling_rate &&
+		} else if (unlikely(idle_time > 2 * sampling_rate &&
 				    j_cdbs->prev_load)) {
 			/*
 			 * If the CPU had gone completely idle and a task has
@@ -189,30 +205,15 @@ unsigned int dbs_update(struct cpufreq_policy *policy)
 			load = j_cdbs->prev_load;
 			j_cdbs->prev_load = 0;
 		} else {
-			if (time_elapsed >= idle_time) {
+			if (time_elapsed > idle_time)
 				load = 100 * (time_elapsed - idle_time) / time_elapsed;
-			} else {
-				/*
-				 * That can happen if idle_time is returned by
-				 * get_cpu_idle_time_jiffy().  In that case
-				 * idle_time is roughly equal to the difference
-				 * between time_elapsed and "busy time" obtained
-				 * from CPU statistics.  Then, the "busy time"
-				 * can end up being greater than time_elapsed
-				 * (for example, if jiffies_64 and the CPU
-				 * statistics are updated by different CPUs),
-				 * so idle_time may in fact be negative.  That
-				 * means, though, that the CPU was busy all
-				 * the time (on the rough average) during the
-				 * last sampling interval and 100 can be
-				 * returned as the load.
-				 */
-				load = (int)idle_time < 0 ? 100 : 0;
-			}
+			else
+				load = 0;
+
 			j_cdbs->prev_load = load;
 		}
 
-		if (unlikely((int)idle_time > 2 * sampling_rate)) {
+		if (unlikely(idle_time > 2 * sampling_rate)) {
 			unsigned int periods = idle_time / sampling_rate;
 
 			if (periods < idle_periods)

drivers/cpufreq/scpi-cpufreq.c

@@ -39,8 +39,9 @@ static unsigned int scpi_cpufreq_get_rate(unsigned int cpu)
 static int
 scpi_cpufreq_set_target(struct cpufreq_policy *policy, unsigned int index)
 {
-	u64 rate = policy->freq_table[index].frequency * 1000;
+	unsigned long freq_khz = policy->freq_table[index].frequency;
 	struct scpi_data *priv = policy->driver_data;
+	unsigned long rate = freq_khz * 1000;
 	int ret;
 
 	ret = clk_set_rate(priv->clk, rate);
@@ -48,7 +49,7 @@ scpi_cpufreq_set_target(struct cpufreq_policy *policy, unsigned int index)
 	if (ret)
 		return ret;
 
-	if (clk_get_rate(priv->clk) != rate)
+	if (clk_get_rate(priv->clk) / 1000 != freq_khz)
 		return -EIO;
 
 	return 0;

drivers/crypto/hisilicon/sec2/sec_crypto.c

@@ -57,7 +57,6 @@
 #define SEC_TYPE_MASK		0x0F
 #define SEC_DONE_MASK		0x0001
 #define SEC_ICV_MASK		0x000E
-#define SEC_SQE_LEN_RATE_MASK	0x3
 
 #define SEC_TOTAL_IV_SZ(depth)	(SEC_IV_SIZE * (depth))
 #define SEC_SGL_SGE_NR		128
@@ -80,16 +79,16 @@
 #define SEC_TOTAL_PBUF_SZ(depth)	(PAGE_SIZE * SEC_PBUF_PAGE_NUM(depth) +	\
 				SEC_PBUF_LEFT_SZ(depth))
 
-#define SEC_SQE_LEN_RATE	4
 #define SEC_SQE_CFLAG		2
 #define SEC_SQE_AEAD_FLAG	3
 #define SEC_SQE_DONE		0x1
 #define SEC_ICV_ERR		0x2
-#define MIN_MAC_LEN		4
 #define MAC_LEN_MASK		0x1U
 #define MAX_INPUT_DATA_LEN	0xFFFE00
 #define BITS_MASK		0xFF
+#define WORD_MASK		0x3
 #define BYTE_BITS		0x8
+#define BYTES_TO_WORDS(bcount)	((bcount) >> 2)
 #define SEC_XTS_NAME_SZ		0x3
 #define IV_CM_CAL_NUM		2
 #define IV_CL_MASK		0x7
@@ -1095,11 +1094,6 @@ static int sec_aead_auth_set_key(struct sec_auth_ctx *ctx,
 	struct crypto_shash *hash_tfm = ctx->hash_tfm;
 	int blocksize, digestsize, ret;
 
-	if (!keys->authkeylen) {
-		pr_err("hisi_sec2: aead auth key error!\n");
-		return -EINVAL;
-	}
-
 	blocksize = crypto_shash_blocksize(hash_tfm);
 	digestsize = crypto_shash_digestsize(hash_tfm);
 	if (keys->authkeylen > blocksize) {
@@ -1111,7 +1105,8 @@ static int sec_aead_auth_set_key(struct sec_auth_ctx *ctx,
 		}
 		ctx->a_key_len = digestsize;
 	} else {
-		memcpy(ctx->a_key, keys->authkey, keys->authkeylen);
+		if (keys->authkeylen)
+			memcpy(ctx->a_key, keys->authkey, keys->authkeylen);
 		ctx->a_key_len = keys->authkeylen;
 	}
 
@@ -1180,7 +1175,7 @@ static int sec_aead_setkey(struct crypto_aead *tfm, const u8 *key,
 		goto bad_key;
 	}
 
-	if (ctx->a_ctx.a_key_len & SEC_SQE_LEN_RATE_MASK) {
+	if (ctx->a_ctx.a_key_len & WORD_MASK) {
 		ret = -EINVAL;
 		dev_err(dev, "AUTH key length error!\n");
 		goto bad_key;
@@ -1589,11 +1584,10 @@ static void sec_auth_bd_fill_ex(struct sec_auth_ctx *ctx, int dir,
 
 	sec_sqe->type2.a_key_addr = cpu_to_le64(ctx->a_key_dma);
 
-	sec_sqe->type2.mac_key_alg = cpu_to_le32(authsize / SEC_SQE_LEN_RATE);
+	sec_sqe->type2.mac_key_alg = cpu_to_le32(BYTES_TO_WORDS(authsize));
 
 	sec_sqe->type2.mac_key_alg |=
-			cpu_to_le32((u32)((ctx->a_key_len) /
-			SEC_SQE_LEN_RATE) << SEC_AKEY_OFFSET);
+			cpu_to_le32((u32)BYTES_TO_WORDS(ctx->a_key_len) << SEC_AKEY_OFFSET);
 
 	sec_sqe->type2.mac_key_alg |=
 			cpu_to_le32((u32)(ctx->a_alg) << SEC_AEAD_ALG_OFFSET);
@@ -1645,12 +1639,10 @@ static void sec_auth_bd_fill_ex_v3(struct sec_auth_ctx *ctx, int dir,
 	sqe3->a_key_addr = cpu_to_le64(ctx->a_key_dma);
 
 	sqe3->auth_mac_key |=
-			cpu_to_le32((u32)(authsize /
-			SEC_SQE_LEN_RATE) << SEC_MAC_OFFSET_V3);
+			cpu_to_le32(BYTES_TO_WORDS(authsize) << SEC_MAC_OFFSET_V3);
 
 	sqe3->auth_mac_key |=
-			cpu_to_le32((u32)(ctx->a_key_len /
-			SEC_SQE_LEN_RATE) << SEC_AKEY_OFFSET_V3);
+			cpu_to_le32((u32)BYTES_TO_WORDS(ctx->a_key_len) << SEC_AKEY_OFFSET_V3);
 
 	sqe3->auth_mac_key |=
 			cpu_to_le32((u32)(ctx->a_alg) << SEC_AUTH_ALG_OFFSET_V3);
@@ -2268,8 +2260,8 @@ static int sec_aead_spec_check(struct sec_ctx *ctx, struct sec_req *sreq)
 	struct device *dev = ctx->dev;
 	int ret;
 
-	/* Hardware does not handle cases where authsize is less than 4 bytes */
-	if (unlikely(sz < MIN_MAC_LEN)) {
+	/* Hardware does not handle cases where authsize is not 4 bytes aligned */
+	if (c_mode == SEC_CMODE_CBC && (sz & WORD_MASK)) {
 		sreq->aead_req.fallback = true;
 		return -EINVAL;
 	}

drivers/crypto/nx/nx-common-pseries.c

@@ -1142,6 +1142,7 @@ static void __init nxcop_get_capabilities(void)
 {
 	struct hv_vas_all_caps *hv_caps;
 	struct hv_nx_cop_caps *hv_nxc;
+	u64 feat;
 	int rc;
 
 	hv_caps = kmalloc(sizeof(*hv_caps), GFP_KERNEL);
@@ -1152,27 +1153,26 @@ static void __init nxcop_get_capabilities(void)
 	 */
 	rc = h_query_vas_capabilities(H_QUERY_NX_CAPABILITIES, 0,
 					  (u64)virt_to_phys(hv_caps));
+	if (!rc)
+		feat = be64_to_cpu(hv_caps->feat_type);
+	kfree(hv_caps);
 	if (rc)
-		goto out;
+		return;
+	if (!(feat & VAS_NX_GZIP_FEAT_BIT))
+		return;
 
-	caps_feat = be64_to_cpu(hv_caps->feat_type);
 	/*
 	 * NX-GZIP feature available
 	 */
-	if (caps_feat & VAS_NX_GZIP_FEAT_BIT) {
-		hv_nxc = kmalloc(sizeof(*hv_nxc), GFP_KERNEL);
-		if (!hv_nxc)
-			goto out;
-		/*
-		 * Get capabilities for NX-GZIP feature
-		 */
-		rc = h_query_vas_capabilities(H_QUERY_NX_CAPABILITIES,
-						  VAS_NX_GZIP_FEAT,
-						  (u64)virt_to_phys(hv_nxc));
-	} else {
-		pr_err("NX-GZIP feature is not available\n");
-		rc = -EINVAL;
-	}
+	hv_nxc = kmalloc(sizeof(*hv_nxc), GFP_KERNEL);
+	if (!hv_nxc)
+		return;
+	/*
+	 * Get capabilities for NX-GZIP feature
+	 */
+	rc = h_query_vas_capabilities(H_QUERY_NX_CAPABILITIES,
+					  VAS_NX_GZIP_FEAT,
+					  (u64)virt_to_phys(hv_nxc));
 
 	if (!rc) {
 		nx_cop_caps.descriptor = be64_to_cpu(hv_nxc->descriptor);
@@ -1182,13 +1182,10 @@ static void __init nxcop_get_capabilities(void)
 				be64_to_cpu(hv_nxc->min_compress_len);
 		nx_cop_caps.min_decompress_len =
 				be64_to_cpu(hv_nxc->min_decompress_len);
-	} else {
-		caps_feat = 0;
+		caps_feat = feat;
 	}
 
 	kfree(hv_nxc);
-out:
-	kfree(hv_caps);
 }
 
 static const struct vio_device_id nx842_vio_driver_ids[] = {

drivers/edac/ie31200_edac.c

@@ -91,8 +91,6 @@
 	 (((did) & PCI_DEVICE_ID_INTEL_IE31200_HB_CFL_MASK) ==                 \
 	  PCI_DEVICE_ID_INTEL_IE31200_HB_CFL_MASK))
 
-#define IE31200_DIMMS			4
-#define IE31200_RANKS			8
 #define IE31200_RANKS_PER_CHANNEL	4
 #define IE31200_DIMMS_PER_CHANNEL	2
 #define IE31200_CHANNELS		2
@@ -164,6 +162,7 @@
 #define IE31200_MAD_DIMM_0_OFFSET		0x5004
 #define IE31200_MAD_DIMM_0_OFFSET_SKL		0x500C
 #define IE31200_MAD_DIMM_SIZE			GENMASK_ULL(7, 0)
+#define IE31200_MAD_DIMM_SIZE_SKL		GENMASK_ULL(5, 0)
 #define IE31200_MAD_DIMM_A_RANK			BIT(17)
 #define IE31200_MAD_DIMM_A_RANK_SHIFT		17
 #define IE31200_MAD_DIMM_A_RANK_SKL		BIT(10)
@@ -377,7 +376,7 @@ static void __iomem *ie31200_map_mchbar(struct pci_dev *pdev)
 static void __skl_populate_dimm_info(struct dimm_data *dd, u32 addr_decode,
 				     int chan)
 {
-	dd->size = (addr_decode >> (chan << 4)) & IE31200_MAD_DIMM_SIZE;
+	dd->size = (addr_decode >> (chan << 4)) & IE31200_MAD_DIMM_SIZE_SKL;
 	dd->dual_rank = (addr_decode & (IE31200_MAD_DIMM_A_RANK_SKL << (chan << 4))) ? 1 : 0;
 	dd->x16_width = ((addr_decode & (IE31200_MAD_DIMM_A_WIDTH_SKL << (chan << 4))) >>
 				(IE31200_MAD_DIMM_A_WIDTH_SKL_SHIFT + (chan << 4)));
@@ -426,7 +425,7 @@ static int ie31200_probe1(struct pci_dev *pdev, int dev_idx)
 
 	nr_channels = how_many_channels(pdev);
 	layers[0].type = EDAC_MC_LAYER_CHIP_SELECT;
-	layers[0].size = IE31200_DIMMS;
+	layers[0].size = IE31200_RANKS_PER_CHANNEL;
 	layers[0].is_virt_csrow = true;
 	layers[1].type = EDAC_MC_LAYER_CHANNEL;
 	layers[1].size = nr_channels;
@@ -618,7 +617,7 @@ static int __init ie31200_init(void)
 
 	pci_rc = pci_register_driver(&ie31200_driver);
 	if (pci_rc < 0)
-		goto fail0;
+		return pci_rc;
 
 	if (!mci_pdev) {
 		ie31200_registered = 0;
@@ -629,11 +628,13 @@ static int __init ie31200_init(void)
 			if (mci_pdev)
 				break;
 		}
+
 		if (!mci_pdev) {
 			edac_dbg(0, "ie31200 pci_get_device fail\n");
 			pci_rc = -ENODEV;
-			goto fail1;
+			goto fail0;
 		}
+
 		pci_rc = ie31200_init_one(mci_pdev, &ie31200_pci_tbl[i]);
 		if (pci_rc < 0) {
 			edac_dbg(0, "ie31200 init fail\n");
@@ -641,12 +642,12 @@ static int __init ie31200_init(void)
 			goto fail1;
 		}
 	}
-	return 0;
 
+	return 0;
 fail1:
-	pci_unregister_driver(&ie31200_driver);
-fail0:
 	pci_dev_put(mci_pdev);
+fail0:
+	pci_unregister_driver(&ie31200_driver);
 
 	return pci_rc;
 }

drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c

@@ -2466,7 +2466,6 @@ static int amdgpu_pmops_freeze(struct device *dev)
 
 	adev->in_s4 = true;
 	r = amdgpu_device_suspend(drm_dev, true);
-	adev->in_s4 = false;
 	if (r)
 		return r;
 
@@ -2478,8 +2477,13 @@ static int amdgpu_pmops_freeze(struct device *dev)
 static int amdgpu_pmops_thaw(struct device *dev)
 {
 	struct drm_device *drm_dev = dev_get_drvdata(dev);
+	struct amdgpu_device *adev = drm_to_adev(drm_dev);
+	int r;
 
-	return amdgpu_device_resume(drm_dev, true);
+	r = amdgpu_device_resume(drm_dev, true);
+	adev->in_s4 = false;
+
+	return r;
 }
 
 static int amdgpu_pmops_poweroff(struct device *dev)
@@ -2492,6 +2496,9 @@ static int amdgpu_pmops_poweroff(struct device *dev)
 static int amdgpu_pmops_restore(struct device *dev)
 {
 	struct drm_device *drm_dev = dev_get_drvdata(dev);
+	struct amdgpu_device *adev = drm_to_adev(drm_dev);
+
+	adev->in_s4 = false;
 
 	return amdgpu_device_resume(drm_dev, true);
 }

drivers/gpu/drm/amd/amdgpu/gfx_v11_0.c

@@ -1301,7 +1301,7 @@ static int gfx_v11_0_sw_init(void *handle)
 		adev->gfx.me.num_me = 1;
 		adev->gfx.me.num_pipe_per_me = 1;
 		adev->gfx.me.num_queue_per_pipe = 1;
-		adev->gfx.mec.num_mec = 2;
+		adev->gfx.mec.num_mec = 1;
 		adev->gfx.mec.num_pipe_per_mec = 4;
 		adev->gfx.mec.num_queue_per_pipe = 4;
 		break;

drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c

@@ -2897,6 +2897,11 @@ static int dm_resume(void *handle)
 
 		return 0;
 	}
+
+	/* leave display off for S4 sequence */
+	if (adev->in_s4)
+		return 0;
+
 	/* Recreate dc_state - DC invalidates it when setting power state to S3. */
 	dc_release_state(dm_state->context);
 	dm_state->context = dc_create_state(dm->dc);

drivers/gpu/drm/amd/display/dc/dce/dmub_hw_lock_mgr.c

@@ -65,6 +65,10 @@ void dmub_hw_lock_mgr_inbox0_cmd(struct dc_dmub_srv *dmub_srv,
 
 bool should_use_dmub_lock(struct dc_link *link)
 {
+	/* ASIC doesn't support DMUB */
+	if (!link->ctx->dmub_srv)
+		return false;
+
 	if (link->psr_settings.psr_version == DC_PSR_VERSION_SU_1)
 		return true;
 

drivers/gpu/drm/amd/display/dc/dml/dcn30/display_mode_vba_30.c

@@ -283,10 +283,10 @@ static void CalculateDynamicMetadataParameters(
 		double DISPCLK,
 		double DCFClkDeepSleep,
 		double PixelClock,
-		long HTotal,
-		long VBlank,
-		long DynamicMetadataTransmittedBytes,
-		long DynamicMetadataLinesBeforeActiveRequired,
+		unsigned int HTotal,
+		unsigned int VBlank,
+		unsigned int DynamicMetadataTransmittedBytes,
+		int DynamicMetadataLinesBeforeActiveRequired,
 		int InterlaceEnable,
 		bool ProgressiveToInterlaceUnitInOPP,
 		double *Tsetup,
@@ -3280,8 +3280,8 @@ static double CalculateWriteBackDelay(
 
 
 static void CalculateDynamicMetadataParameters(int MaxInterDCNTileRepeaters, double DPPCLK, double DISPCLK,
-		double DCFClkDeepSleep, double PixelClock, long HTotal, long VBlank, long DynamicMetadataTransmittedBytes,
-		long DynamicMetadataLinesBeforeActiveRequired, int InterlaceEnable, bool ProgressiveToInterlaceUnitInOPP,
+		double DCFClkDeepSleep, double PixelClock, unsigned int HTotal, unsigned int VBlank, unsigned int DynamicMetadataTransmittedBytes,
+		int DynamicMetadataLinesBeforeActiveRequired, int InterlaceEnable, bool ProgressiveToInterlaceUnitInOPP,
 		double *Tsetup, double *Tdmbf, double *Tdmec, double *Tdmsks)
 {
 	double TotalRepeaterDelayTime = 0;

drivers/gpu/drm/bridge/ite-it6505.c

@@ -2030,12 +2030,13 @@ static bool it6505_hdcp_part2_ksvlist_check(struct it6505 *it6505)
 			continue;
 		}
 
-		for (i = 0; i < 5; i++) {
+		for (i = 0; i < 5; i++)
 			if (bv[i][3] != av[i][0] || bv[i][2] != av[i][1] ||
-			    av[i][1] != av[i][2] || bv[i][0] != av[i][3])
+			    bv[i][1] != av[i][2] || bv[i][0] != av[i][3])
 				break;
 
-			DRM_DEV_DEBUG_DRIVER(dev, "V' all match!! %d, %d", retry, i);
+		if (i == 5) {
+			DRM_DEV_DEBUG_DRIVER(dev, "V' all match!! %d", retry);
 			return true;
 		}
 	}

drivers/gpu/drm/bridge/ti-sn65dsi86.c

@@ -480,6 +480,7 @@ static int ti_sn65dsi86_add_aux_device(struct ti_sn65dsi86 *pdata,
 				       const char *name)
 {
 	struct device *dev = pdata->dev;
+	const struct i2c_client *client = to_i2c_client(dev);
 	struct auxiliary_device *aux;
 	int ret;
 
@@ -488,6 +489,7 @@ static int ti_sn65dsi86_add_aux_device(struct ti_sn65dsi86 *pdata,
 		return -ENOMEM;
 
 	aux->name = name;
+	aux->id = (client->adapter->nr << 10) | client->addr;
 	aux->dev.parent = dev;
 	aux->dev.release = ti_sn65dsi86_aux_device_release;
 	device_set_of_node_from_dev(&aux->dev, dev);

drivers/gpu/drm/display/drm_dp_mst_topology.c

@@ -178,13 +178,13 @@ static int
 drm_dp_mst_rad_to_str(const u8 rad[8], u8 lct, char *out, size_t len)
 {
 	int i;
-	u8 unpacked_rad[16];
+	u8 unpacked_rad[16] = {};
 
-	for (i = 0; i < lct; i++) {
+	for (i = 1; i < lct; i++) {
 		if (i % 2)
-			unpacked_rad[i] = rad[i / 2] >> 4;
+			unpacked_rad[i] = rad[(i - 1) / 2] >> 4;
 		else
-			unpacked_rad[i] = rad[i / 2] & BIT_MASK(4);
+			unpacked_rad[i] = rad[(i - 1) / 2] & 0xF;
 	}
 
 	/* TODO: Eventually add something to printk so we can format the rad

drivers/gpu/drm/mediatek/mtk_dsi.c

@@ -1015,12 +1015,12 @@ static ssize_t mtk_dsi_host_transfer(struct mipi_dsi_host *host,
 				     const struct mipi_dsi_msg *msg)
 {
 	struct mtk_dsi *dsi = host_to_dsi(host);
-	u32 recv_cnt, i;
+	ssize_t recv_cnt;
 	u8 read_data[16];
 	void *src_addr;
 	u8 irq_flag = CMD_DONE_INT_FLAG;
 	u32 dsi_mode;
-	int ret;
+	int ret, i;
 
 	dsi_mode = readl(dsi->regs + DSI_MODE_CTRL);
 	if (dsi_mode & MODE) {
@@ -1069,7 +1069,7 @@ static ssize_t mtk_dsi_host_transfer(struct mipi_dsi_host *host,
 	if (recv_cnt)
 		memcpy(msg->rx_buf, src_addr, recv_cnt);
 
-	DRM_INFO("dsi get %d byte data from the panel address(0x%x)\n",
+	DRM_INFO("dsi get %zd byte data from the panel address(0x%x)\n",
 		 recv_cnt, *((u8 *)(msg->tx_buf)));
 
 restore_dsi_mode:

drivers/gpu/drm/mediatek/mtk_hdmi.c

@@ -137,7 +137,7 @@ enum hdmi_aud_channel_swap_type {
 
 struct hdmi_audio_param {
 	enum hdmi_audio_coding_type aud_codec;
-	enum hdmi_audio_sample_size aud_sampe_size;
+	enum hdmi_audio_sample_size aud_sample_size;
 	enum hdmi_aud_input_type aud_input_type;
 	enum hdmi_aud_i2s_fmt aud_i2s_fmt;
 	enum hdmi_aud_mclk aud_mclk;
@@ -173,6 +173,7 @@ struct mtk_hdmi {
 	unsigned int sys_offset;
 	void __iomem *regs;
 	enum hdmi_colorspace csp;
+	struct platform_device *audio_pdev;
 	struct hdmi_audio_param aud_param;
 	bool audio_enable;
 	bool powered;
@@ -1074,7 +1075,7 @@ static int mtk_hdmi_output_init(struct mtk_hdmi *hdmi)
 
 	hdmi->csp = HDMI_COLORSPACE_RGB;
 	aud_param->aud_codec = HDMI_AUDIO_CODING_TYPE_PCM;
-	aud_param->aud_sampe_size = HDMI_AUDIO_SAMPLE_SIZE_16;
+	aud_param->aud_sample_size = HDMI_AUDIO_SAMPLE_SIZE_16;
 	aud_param->aud_input_type = HDMI_AUD_INPUT_I2S;
 	aud_param->aud_i2s_fmt = HDMI_I2S_MODE_I2S_24BIT;
 	aud_param->aud_mclk = HDMI_AUD_MCLK_128FS;
@@ -1575,14 +1576,14 @@ static int mtk_hdmi_audio_hw_params(struct device *dev, void *data,
 	switch (daifmt->fmt) {
 	case HDMI_I2S:
 		hdmi_params.aud_codec = HDMI_AUDIO_CODING_TYPE_PCM;
-		hdmi_params.aud_sampe_size = HDMI_AUDIO_SAMPLE_SIZE_16;
+		hdmi_params.aud_sample_size = HDMI_AUDIO_SAMPLE_SIZE_16;
 		hdmi_params.aud_input_type = HDMI_AUD_INPUT_I2S;
 		hdmi_params.aud_i2s_fmt = HDMI_I2S_MODE_I2S_24BIT;
 		hdmi_params.aud_mclk = HDMI_AUD_MCLK_128FS;
 		break;
 	case HDMI_SPDIF:
 		hdmi_params.aud_codec = HDMI_AUDIO_CODING_TYPE_PCM;
-		hdmi_params.aud_sampe_size = HDMI_AUDIO_SAMPLE_SIZE_16;
+		hdmi_params.aud_sample_size = HDMI_AUDIO_SAMPLE_SIZE_16;
 		hdmi_params.aud_input_type = HDMI_AUD_INPUT_SPDIF;
 		break;
 	default:
@@ -1666,6 +1667,11 @@ static const struct hdmi_codec_ops mtk_hdmi_audio_codec_ops = {
 	.no_capture_mute = 1,
 };
 
+static void mtk_hdmi_unregister_audio_driver(void *data)
+{
+	platform_device_unregister(data);
+}
+
 static int mtk_hdmi_register_audio_driver(struct device *dev)
 {
 	struct mtk_hdmi *hdmi = dev_get_drvdata(dev);
@@ -1675,13 +1681,20 @@ static int mtk_hdmi_register_audio_driver(struct device *dev)
 		.i2s = 1,
 		.data = hdmi,
 	};
-	struct platform_device *pdev;
+	int ret;
 
-	pdev = platform_device_register_data(dev, HDMI_CODEC_DRV_NAME,
-					     PLATFORM_DEVID_AUTO, &codec_data,
-					     sizeof(codec_data));
-	if (IS_ERR(pdev))
-		return PTR_ERR(pdev);
+	hdmi->audio_pdev = platform_device_register_data(dev,
+							 HDMI_CODEC_DRV_NAME,
+							 PLATFORM_DEVID_AUTO,
+							 &codec_data,
+							 sizeof(codec_data));
+	if (IS_ERR(hdmi->audio_pdev))
+		return PTR_ERR(hdmi->audio_pdev);
+
+	ret = devm_add_action_or_reset(dev, mtk_hdmi_unregister_audio_driver,
+				       hdmi->audio_pdev);
+	if (ret)
+		return ret;
 
 	DRM_INFO("%s driver bound to HDMI\n", HDMI_CODEC_DRV_NAME);
 	return 0;

drivers/gpu/drm/msm/dsi/dsi_manager.c

@@ -100,17 +100,35 @@ static int dsi_mgr_setup_components(int id)
 	int ret;
 
 	if (!IS_BONDED_DSI()) {
+		/*
+		 * Set the usecase before calling msm_dsi_host_register(), which would
+		 * already program the PLL source mux based on a default usecase.
+		 */
+		msm_dsi_phy_set_usecase(msm_dsi->phy, MSM_DSI_PHY_STANDALONE);
+		msm_dsi_host_set_phy_mode(msm_dsi->host, msm_dsi->phy);
+
 		ret = msm_dsi_host_register(msm_dsi->host);
 		if (ret)
 			return ret;
-
-		msm_dsi_phy_set_usecase(msm_dsi->phy, MSM_DSI_PHY_STANDALONE);
-		msm_dsi_host_set_phy_mode(msm_dsi->host, msm_dsi->phy);
 	} else if (other_dsi) {
 		struct msm_dsi *master_link_dsi = IS_MASTER_DSI_LINK(id) ?
 							msm_dsi : other_dsi;
 		struct msm_dsi *slave_link_dsi = IS_MASTER_DSI_LINK(id) ?
 							other_dsi : msm_dsi;
+
+		/*
+		 * PLL0 is to drive both DSI link clocks in bonded DSI mode.
+		 *
+		 * Set the usecase before calling msm_dsi_host_register(), which would
+		 * already program the PLL source mux based on a default usecase.
+		 */
+		msm_dsi_phy_set_usecase(clk_master_dsi->phy,
+					MSM_DSI_PHY_MASTER);
+		msm_dsi_phy_set_usecase(clk_slave_dsi->phy,
+					MSM_DSI_PHY_SLAVE);
+		msm_dsi_host_set_phy_mode(msm_dsi->host, msm_dsi->phy);
+		msm_dsi_host_set_phy_mode(other_dsi->host, other_dsi->phy);
+
 		/* Register slave host first, so that slave DSI device
 		 * has a chance to probe, and do not block the master
 		 * DSI device's probe.
@@ -124,14 +142,6 @@ static int dsi_mgr_setup_components(int id)
 		ret = msm_dsi_host_register(master_link_dsi->host);
 		if (ret)
 			return ret;
-
-		/* PLL0 is to drive both 2 DSI link clocks in bonded DSI mode. */
-		msm_dsi_phy_set_usecase(clk_master_dsi->phy,
-					MSM_DSI_PHY_MASTER);
-		msm_dsi_phy_set_usecase(clk_slave_dsi->phy,
-					MSM_DSI_PHY_SLAVE);
-		msm_dsi_host_set_phy_mode(msm_dsi->host, msm_dsi->phy);
-		msm_dsi_host_set_phy_mode(other_dsi->host, other_dsi->phy);
 	}
 
 	return 0;

drivers/gpu/drm/vkms/vkms_drv.c

@@ -226,17 +226,19 @@ static int __init vkms_init(void)
 	if (!config)
 		return -ENOMEM;
 
-	default_config = config;
-
 	config->cursor = enable_cursor;
 	config->writeback = enable_writeback;
 	config->overlay = enable_overlay;
 
 	ret = vkms_create(config);
-	if (ret)
+	if (ret) {
 		kfree(config);
+		return ret;
+	}
 
-	return ret;
+	default_config = config;
+
+	return 0;
 }
 
 static void vkms_destroy(struct vkms_config *config)
@@ -260,9 +262,10 @@ static void vkms_destroy(struct vkms_config *config)
 
 static void __exit vkms_exit(void)
 {
-	if (default_config->dev)
-		vkms_destroy(default_config);
+	if (!default_config)
+		return;
 
+	vkms_destroy(default_config);
 	kfree(default_config);
 }
 

drivers/gpu/drm/xlnx/zynqmp_dpsub.c

@@ -205,6 +205,8 @@ static int zynqmp_dpsub_probe(struct platform_device *pdev)
 	if (ret)
 		return ret;
 
+	dma_set_max_seg_size(&pdev->dev, DMA_BIT_MASK(32));
+
 	/* Try the reserved memory. Proceed if there's none. */
 	of_reserved_mem_device_init(&pdev->dev);
 

drivers/hid/Makefile

@@ -159,7 +159,6 @@ obj-$(CONFIG_USB_KBD)		+= usbhid/
 obj-$(CONFIG_I2C_HID_CORE)	+= i2c-hid/
 
 obj-$(CONFIG_INTEL_ISH_HID)	+= intel-ish-hid/
-obj-$(INTEL_ISH_FIRMWARE_DOWNLOADER)	+= intel-ish-hid/
 
 obj-$(CONFIG_AMD_SFH_HID)       += amd-sfh-hid/
 

drivers/hid/i2c-hid/i2c-hid-core.c

@@ -261,7 +261,7 @@ static int i2c_hid_get_report(struct i2c_hid *ihid,
 			     ihid->rawbuf, recv_len + sizeof(__le16));
 	if (error) {
 		dev_err(&ihid->client->dev,
-			"failed to set a report to device: %d\n", error);
+			"failed to get a report from device: %d\n", error);
 		return error;
 	}
 

drivers/hwmon/nct6775-core.c

@@ -276,8 +276,8 @@ static const s8 NCT6776_BEEP_BITS[] = {
 static const u16 NCT6776_REG_TOLERANCE_H[] = {
 	0x10c, 0x20c, 0x30c, 0x80c, 0x90c, 0xa0c, 0xb0c };
 
-static const u8 NCT6776_REG_PWM_MODE[] = { 0x04, 0, 0, 0, 0, 0 };
-static const u8 NCT6776_PWM_MODE_MASK[] = { 0x01, 0, 0, 0, 0, 0 };
+static const u8 NCT6776_REG_PWM_MODE[] = { 0x04, 0, 0, 0, 0, 0, 0 };
+static const u8 NCT6776_PWM_MODE_MASK[] = { 0x01, 0, 0, 0, 0, 0, 0 };
 
 static const u16 NCT6776_REG_FAN_MIN[] = {
 	0x63a, 0x63c, 0x63e, 0x640, 0x642, 0x64a, 0x64c };

drivers/hwtracing/coresight/coresight-catu.c

@@ -267,7 +267,7 @@ catu_init_sg_table(struct device *catu_dev, int node,
 	 * Each table can address upto 1MB and we can have
 	 * CATU_PAGES_PER_SYSPAGE tables in a system page.
 	 */
-	nr_tpages = DIV_ROUND_UP(size, SZ_1M) / CATU_PAGES_PER_SYSPAGE;
+	nr_tpages = DIV_ROUND_UP(size, CATU_PAGES_PER_SYSPAGE * SZ_1M);
 	catu_table = tmc_alloc_sg_table(catu_dev, node, nr_tpages,
 					size >> PAGE_SHIFT, pages);
 	if (IS_ERR(catu_table))

drivers/hwtracing/coresight/coresight-core.c

@@ -1478,18 +1478,20 @@ static void coresight_remove_conns(struct coresight_device *csdev)
 }
 
 /**
- * coresight_timeout - loop until a bit has changed to a specific register
- *			state.
+ * coresight_timeout_action - loop until a bit has changed to a specific register
+ *                  state, with a callback after every trial.
  * @csa: coresight device access for the device
  * @offset: Offset of the register from the base of the device.
  * @position: the position of the bit of interest.
  * @value: the value the bit should have.
+ * @cb: Call back after each trial.
  *
  * Return: 0 as soon as the bit has taken the desired state or -EAGAIN if
  * TIMEOUT_US has elapsed, which ever happens first.
  */
-int coresight_timeout(struct csdev_access *csa, u32 offset,
-		      int position, int value)
+int coresight_timeout_action(struct csdev_access *csa, u32 offset,
+		      int position, int value,
+			  coresight_timeout_cb_t cb)
 {
 	int i;
 	u32 val;
@@ -1505,7 +1507,8 @@ int coresight_timeout(struct csdev_access *csa, u32 offset,
 			if (!(val & BIT(position)))
 				return 0;
 		}
-
+		if (cb)
+			cb(csa, offset, position, value);
 		/*
 		 * Delay is arbitrary - the specification doesn't say how long
 		 * we are expected to wait.  Extra check required to make sure
@@ -1517,6 +1520,13 @@ int coresight_timeout(struct csdev_access *csa, u32 offset,
 
 	return -EAGAIN;
 }
+EXPORT_SYMBOL_GPL(coresight_timeout_action);
+
+int coresight_timeout(struct csdev_access *csa, u32 offset,
+		      int position, int value)
+{
+	return coresight_timeout_action(csa, offset, position, value, NULL);
+}
 EXPORT_SYMBOL_GPL(coresight_timeout);
 
 u32 coresight_relaxed_read32(struct coresight_device *csdev, u32 offset)

drivers/hwtracing/coresight/coresight-etm4x-core.c

@@ -369,6 +369,29 @@ static void etm4_check_arch_features(struct etmv4_drvdata *drvdata,
 }
 #endif /* CONFIG_ETM4X_IMPDEF_FEATURE */
 
+static void etm4x_sys_ins_barrier(struct csdev_access *csa, u32 offset, int pos, int val)
+{
+	if (!csa->io_mem)
+		isb();
+}
+
+/*
+ * etm4x_wait_status: Poll for TRCSTATR.<pos> == <val>. While using system
+ * instruction to access the trace unit, each access must be separated by a
+ * synchronization barrier. See ARM IHI0064H.b section "4.3.7 Synchronization of
+ * register updates", for system instructions section, in "Notes":
+ *
+ *   "In particular, whenever disabling or enabling the trace unit, a poll of
+ *    TRCSTATR needs explicit synchronization between each read of TRCSTATR"
+ */
+static int etm4x_wait_status(struct csdev_access *csa, int pos, int val)
+{
+	if (!csa->io_mem)
+		return coresight_timeout_action(csa, TRCSTATR, pos, val,
+						etm4x_sys_ins_barrier);
+	return coresight_timeout(csa, TRCSTATR, pos, val);
+}
+
 static int etm4_enable_hw(struct etmv4_drvdata *drvdata)
 {
 	int i, rc;
@@ -400,7 +423,7 @@ static int etm4_enable_hw(struct etmv4_drvdata *drvdata)
 		isb();
 
 	/* wait for TRCSTATR.IDLE to go up */
-	if (coresight_timeout(csa, TRCSTATR, TRCSTATR_IDLE_BIT, 1))
+	if (etm4x_wait_status(csa, TRCSTATR_IDLE_BIT, 1))
 		dev_err(etm_dev,
 			"timeout while waiting for Idle Trace Status\n");
 	if (drvdata->nr_pe)
@@ -493,7 +516,7 @@ static int etm4_enable_hw(struct etmv4_drvdata *drvdata)
 		isb();
 
 	/* wait for TRCSTATR.IDLE to go back down to '0' */
-	if (coresight_timeout(csa, TRCSTATR, TRCSTATR_IDLE_BIT, 0))
+	if (etm4x_wait_status(csa, TRCSTATR_IDLE_BIT, 0))
 		dev_err(etm_dev,
 			"timeout while waiting for Idle Trace Status\n");
 
@@ -845,10 +868,25 @@ static void etm4_disable_hw(void *info)
 	tsb_csync();
 	etm4x_relaxed_write32(csa, control, TRCPRGCTLR);
 
+	/*
+	 * As recommended by section 4.3.7 ("Synchronization when using system
+	 * instructions to progrom the trace unit") of ARM IHI 0064H.b, the
+	 * self-hosted trace analyzer must perform a Context synchronization
+	 * event between writing to the TRCPRGCTLR and reading the TRCSTATR.
+	 */
+	if (!csa->io_mem)
+		isb();
+
 	/* wait for TRCSTATR.PMSTABLE to go to '1' */
-	if (coresight_timeout(csa, TRCSTATR, TRCSTATR_PMSTABLE_BIT, 1))
+	if (etm4x_wait_status(csa, TRCSTATR_PMSTABLE_BIT, 1))
 		dev_err(etm_dev,
 			"timeout while waiting for PM stable Trace Status\n");
+	/*
+	 * As recommended by section 4.3.7 (Synchronization of register updates)
+	 * of ARM IHI 0064H.b.
+	 */
+	isb();
+
 	/* read the status of the single shot comparators */
 	for (i = 0; i < drvdata->nr_ss_cmp; i++) {
 		config->ss_status[i] =
@@ -1593,7 +1631,7 @@ static int __etm4_cpu_save(struct etmv4_drvdata *drvdata)
 	etm4_os_lock(drvdata);
 
 	/* wait for TRCSTATR.PMSTABLE to go up */
-	if (coresight_timeout(csa, TRCSTATR, TRCSTATR_PMSTABLE_BIT, 1)) {
+	if (etm4x_wait_status(csa, TRCSTATR_PMSTABLE_BIT, 1)) {
 		dev_err(etm_dev,
 			"timeout while waiting for PM Stable Status\n");
 		etm4_os_unlock(drvdata);
@@ -1684,7 +1722,7 @@ static int __etm4_cpu_save(struct etmv4_drvdata *drvdata)
 		state->trcpdcr = etm4x_read32(csa, TRCPDCR);
 
 	/* wait for TRCSTATR.IDLE to go up */
-	if (coresight_timeout(csa, TRCSTATR, TRCSTATR_IDLE_BIT, 1)) {
+	if (etm4x_wait_status(csa, TRCSTATR_PMSTABLE_BIT, 1)) {
 		dev_err(etm_dev,
 			"timeout while waiting for Idle Trace Status\n");
 		etm4_os_unlock(drvdata);

drivers/i3c/master/svc-i3c-master.c

@@ -877,7 +877,7 @@ static int svc_i3c_update_ibirules(struct svc_i3c_master *master)
 
 	/* Create the IBIRULES register for both cases */
 	i3c_bus_for_each_i3cdev(&master->base.bus, dev) {
-		if (I3C_BCR_DEVICE_ROLE(dev->info.bcr) == I3C_BCR_I3C_MASTER)
+		if (!(dev->info.bcr & I3C_BCR_IBI_REQ_CAP))
 			continue;
 
 		if (dev->info.bcr & I3C_BCR_IBI_PAYLOAD) {

drivers/iio/accel/mma8452.c

@@ -711,7 +711,7 @@ static int mma8452_write_raw(struct iio_dev *indio_dev,
 			     int val, int val2, long mask)
 {
 	struct mma8452_data *data = iio_priv(indio_dev);
-	int i, ret;
+	int i, j, ret;
 
 	ret = iio_device_claim_direct_mode(indio_dev);
 	if (ret)
@@ -771,14 +771,18 @@ static int mma8452_write_raw(struct iio_dev *indio_dev,
 		break;
 
 	case IIO_CHAN_INFO_OVERSAMPLING_RATIO:
-		ret = mma8452_get_odr_index(data);
+		j = mma8452_get_odr_index(data);
 
 		for (i = 0; i < ARRAY_SIZE(mma8452_os_ratio); i++) {
-			if (mma8452_os_ratio[i][ret] == val) {
+			if (mma8452_os_ratio[i][j] == val) {
 				ret = mma8452_set_power_mode(data, i);
 				break;
 			}
 		}
+		if (i == ARRAY_SIZE(mma8452_os_ratio)) {
+			ret = -EINVAL;
+			break;
+		}
 		break;
 	default:
 		ret = -EINVAL;

drivers/iio/accel/msa311.c

@@ -595,23 +595,25 @@ static int msa311_read_raw_data(struct iio_dev *indio_dev,
 	__le16 axis;
 	int err;
 
-	err = pm_runtime_resume_and_get(dev);
-	if (err)
-		return err;
-
 	err = iio_device_claim_direct_mode(indio_dev);
 	if (err)
 		return err;
 
+	err = pm_runtime_resume_and_get(dev);
+	if (err) {
+		iio_device_release_direct_mode(indio_dev);
+		return err;
+	}
+
 	mutex_lock(&msa311->lock);
 	err = msa311_get_axis(msa311, chan, &axis);
 	mutex_unlock(&msa311->lock);
 
-	iio_device_release_direct_mode(indio_dev);
-
 	pm_runtime_mark_last_busy(dev);
 	pm_runtime_put_autosuspend(dev);
 
+	iio_device_release_direct_mode(indio_dev);
+
 	if (err) {
 		dev_err(dev, "can't get axis %s (%pe)\n",
 			chan->datasheet_name, ERR_PTR(err));
@@ -757,10 +759,6 @@ static int msa311_write_samp_freq(struct iio_dev *indio_dev, int val, int val2)
 	unsigned int odr;
 	int err;
 
-	err = pm_runtime_resume_and_get(dev);
-	if (err)
-		return err;
-
 	/*
 	 * Sampling frequency changing is prohibited when buffer mode is
 	 * enabled, because sometimes MSA311 chip returns outliers during
@@ -770,6 +768,12 @@ static int msa311_write_samp_freq(struct iio_dev *indio_dev, int val, int val2)
 	if (err)
 		return err;
 
+	err = pm_runtime_resume_and_get(dev);
+	if (err) {
+		iio_device_release_direct_mode(indio_dev);
+		return err;
+	}
+
 	err = -EINVAL;
 	for (odr = 0; odr < ARRAY_SIZE(msa311_odr_table); odr++)
 		if (val == msa311_odr_table[odr].integral &&
@@ -780,11 +784,11 @@ static int msa311_write_samp_freq(struct iio_dev *indio_dev, int val, int val2)
 			break;
 		}
 
-	iio_device_release_direct_mode(indio_dev);
-
 	pm_runtime_mark_last_busy(dev);
 	pm_runtime_put_autosuspend(dev);
 
+	iio_device_release_direct_mode(indio_dev);
+
 	if (err)
 		dev_err(dev, "can't update frequency (%pe)\n", ERR_PTR(err));
 

drivers/iio/adc/ad7124.c

@@ -146,7 +146,11 @@ struct ad7124_chip_info {
 struct ad7124_channel_config {
 	bool live;
 	unsigned int cfg_slot;
-	/* Following fields are used to compare equality. */
+	/*
+	 * Following fields are used to compare for equality. If you
+	 * make adaptations in it, you most likely also have to adapt
+	 * ad7124_find_similar_live_cfg(), too.
+	 */
 	struct_group(config_props,
 		enum ad7124_ref_sel refsel;
 		bool bipolar;
@@ -333,15 +337,38 @@ static struct ad7124_channel_config *ad7124_find_similar_live_cfg(struct ad7124_
 								  struct ad7124_channel_config *cfg)
 {
 	struct ad7124_channel_config *cfg_aux;
-	ptrdiff_t cmp_size;
 	int i;
 
-	cmp_size = sizeof_field(struct ad7124_channel_config, config_props);
+	/*
+	 * This is just to make sure that the comparison is adapted after
+	 * struct ad7124_channel_config was changed.
+	 */
+	static_assert(sizeof_field(struct ad7124_channel_config, config_props) ==
+		      sizeof(struct {
+				     enum ad7124_ref_sel refsel;
+				     bool bipolar;
+				     bool buf_positive;
+				     bool buf_negative;
+				     unsigned int vref_mv;
+				     unsigned int pga_bits;
+				     unsigned int odr;
+				     unsigned int odr_sel_bits;
+				     unsigned int filter_type;
+			     }));
+
 	for (i = 0; i < st->num_channels; i++) {
 		cfg_aux = &st->channels[i].cfg;
 
 		if (cfg_aux->live &&
-		    !memcmp(&cfg->config_props, &cfg_aux->config_props, cmp_size))
+		    cfg->refsel == cfg_aux->refsel &&
+		    cfg->bipolar == cfg_aux->bipolar &&
+		    cfg->buf_positive == cfg_aux->buf_positive &&
+		    cfg->buf_negative == cfg_aux->buf_negative &&
+		    cfg->vref_mv == cfg_aux->vref_mv &&
+		    cfg->pga_bits == cfg_aux->pga_bits &&
+		    cfg->odr == cfg_aux->odr &&
+		    cfg->odr_sel_bits == cfg_aux->odr_sel_bits &&
+		    cfg->filter_type == cfg_aux->filter_type)
 			return cfg_aux;
 	}
 

drivers/infiniband/core/device.c

@@ -543,6 +543,8 @@ static struct class ib_class = {
 static void rdma_init_coredev(struct ib_core_device *coredev,
 			      struct ib_device *dev, struct net *net)
 {
+	bool is_full_dev = &dev->coredev == coredev;
+
 	/* This BUILD_BUG_ON is intended to catch layout change
 	 * of union of ib_core_device and device.
 	 * dev must be the first element as ib_core and providers
@@ -554,6 +556,13 @@ static void rdma_init_coredev(struct ib_core_device *coredev,
 
 	coredev->dev.class = &ib_class;
 	coredev->dev.groups = dev->groups;
+
+	/*
+	 * Don't expose hw counters outside of the init namespace.
+	 */
+	if (!is_full_dev && dev->hw_stats_attr_index)
+		coredev->dev.groups[dev->hw_stats_attr_index] = NULL;
+
 	device_initialize(&coredev->dev);
 	coredev->owner = dev;
 	INIT_LIST_HEAD(&coredev->port_list);

drivers/infiniband/core/mad.c

@@ -2671,11 +2671,11 @@ static int ib_mad_post_receive_mads(struct ib_mad_qp_info *qp_info,
 				    struct ib_mad_private *mad)
 {
 	unsigned long flags;
-	int post, ret;
 	struct ib_mad_private *mad_priv;
 	struct ib_sge sg_list;
 	struct ib_recv_wr recv_wr;
 	struct ib_mad_queue *recv_queue = &qp_info->recv_queue;
+	int ret = 0;
 
 	/* Initialize common scatter list fields */
 	sg_list.lkey = qp_info->port_priv->pd->local_dma_lkey;
@@ -2685,7 +2685,7 @@ static int ib_mad_post_receive_mads(struct ib_mad_qp_info *qp_info,
 	recv_wr.sg_list = &sg_list;
 	recv_wr.num_sge = 1;
 
-	do {
+	while (true) {
 		/* Allocate and map receive buffer */
 		if (mad) {
 			mad_priv = mad;
@@ -2693,10 +2693,8 @@ static int ib_mad_post_receive_mads(struct ib_mad_qp_info *qp_info,
 		} else {
 			mad_priv = alloc_mad_private(port_mad_size(qp_info->port_priv),
 						     GFP_ATOMIC);
-			if (!mad_priv) {
-				ret = -ENOMEM;
-				break;
-			}
+			if (!mad_priv)
+				return -ENOMEM;
 		}
 		sg_list.length = mad_priv_dma_size(mad_priv);
 		sg_list.addr = ib_dma_map_single(qp_info->port_priv->device,
@@ -2705,37 +2703,41 @@ static int ib_mad_post_receive_mads(struct ib_mad_qp_info *qp_info,
 						 DMA_FROM_DEVICE);
 		if (unlikely(ib_dma_mapping_error(qp_info->port_priv->device,
 						  sg_list.addr))) {
-			kfree(mad_priv);
 			ret = -ENOMEM;
-			break;
+			goto free_mad_priv;
 		}
 		mad_priv->header.mapping = sg_list.addr;
 		mad_priv->header.mad_list.mad_queue = recv_queue;
 		mad_priv->header.mad_list.cqe.done = ib_mad_recv_done;
 		recv_wr.wr_cqe = &mad_priv->header.mad_list.cqe;
-
-		/* Post receive WR */
 		spin_lock_irqsave(&recv_queue->lock, flags);
-		post = (++recv_queue->count < recv_queue->max_active);
-		list_add_tail(&mad_priv->header.mad_list.list, &recv_queue->list);
+		if (recv_queue->count >= recv_queue->max_active) {
+			/* Fully populated the receive queue */
+			spin_unlock_irqrestore(&recv_queue->lock, flags);
+			break;
+		}
+		recv_queue->count++;
+		list_add_tail(&mad_priv->header.mad_list.list,
+			      &recv_queue->list);
 		spin_unlock_irqrestore(&recv_queue->lock, flags);
+
 		ret = ib_post_recv(qp_info->qp, &recv_wr, NULL);
 		if (ret) {
 			spin_lock_irqsave(&recv_queue->lock, flags);
 			list_del(&mad_priv->header.mad_list.list);
 			recv_queue->count--;
 			spin_unlock_irqrestore(&recv_queue->lock, flags);
-			ib_dma_unmap_single(qp_info->port_priv->device,
-					    mad_priv->header.mapping,
-					    mad_priv_dma_size(mad_priv),
-					    DMA_FROM_DEVICE);
-			kfree(mad_priv);
 			dev_err(&qp_info->port_priv->device->dev,
 				"ib_post_recv failed: %d\n", ret);
 			break;
 		}
-	} while (post);
+	}
 
+	ib_dma_unmap_single(qp_info->port_priv->device,
+			    mad_priv->header.mapping,
+			    mad_priv_dma_size(mad_priv), DMA_FROM_DEVICE);
+free_mad_priv:
+	kfree(mad_priv);
 	return ret;
 }
 

drivers/infiniband/core/sysfs.c

@@ -984,6 +984,7 @@ int ib_setup_device_attrs(struct ib_device *ibdev)
 	for (i = 0; i != ARRAY_SIZE(ibdev->groups); i++)
 		if (!ibdev->groups[i]) {
 			ibdev->groups[i] = &data->group;
+			ibdev->hw_stats_attr_index = i;
 			return 0;
 		}
 	WARN(true, "struct ib_device->groups is too small");

drivers/infiniband/hw/erdma/erdma_cm.c

@@ -704,7 +704,6 @@ error:
 		erdma_cancel_mpatimer(new_cep);
 
 		erdma_cep_put(new_cep);
-		new_cep->sock = NULL;
 	}
 
 	if (new_s) {

drivers/infiniband/hw/mlx5/cq.c

@@ -484,7 +484,7 @@ repoll:
 	}
 
 	qpn = ntohl(cqe64->sop_drop_qpn) & 0xffffff;
-	if (!*cur_qp || (qpn != (*cur_qp)->ibqp.qp_num)) {
+	if (!*cur_qp || (qpn != (*cur_qp)->trans_qp.base.mqp.qpn)) {
 		/* We do not have to take the QP table lock here,
 		 * because CQs will be locked while QPs are removed
 		 * from the table.

drivers/infiniband/hw/mlx5/odp.c

@@ -275,9 +275,6 @@ static bool mlx5_ib_invalidate_range(struct mmu_interval_notifier *mni,
 				blk_start_idx = idx;
 				in_block = 1;
 			}
-
-			/* Count page invalidations */
-			invalidations += idx - blk_start_idx + 1;
 		} else {
 			u64 umr_offset = idx & umr_block_mask;
 
@@ -287,14 +284,19 @@ static bool mlx5_ib_invalidate_range(struct mmu_interval_notifier *mni,
 						     MLX5_IB_UPD_XLT_ZAP |
 						     MLX5_IB_UPD_XLT_ATOMIC);
 				in_block = 0;
+				/* Count page invalidations */
+				invalidations += idx - blk_start_idx + 1;
 			}
 		}
 	}
-	if (in_block)
+	if (in_block) {
 		mlx5r_umr_update_xlt(mr, blk_start_idx,
 				     idx - blk_start_idx + 1, 0,
 				     MLX5_IB_UPD_XLT_ZAP |
 				     MLX5_IB_UPD_XLT_ATOMIC);
+		/* Count page invalidations */
+		invalidations += idx - blk_start_idx + 1;
+	}
 
 	mlx5_update_odp_stats(mr, invalidations, invalidations);
 

drivers/media/dvb-frontends/dib8000.c

@@ -2701,8 +2701,11 @@ static void dib8000_set_dds(struct dib8000_state *state, s32 offset_khz)
 	u8 ratio;
 
 	if (state->revision == 0x8090) {
+		u32 internal = dib8000_read32(state, 23) / 1000;
+
 		ratio = 4;
-		unit_khz_dds_val = (1<<26) / (dib8000_read32(state, 23) / 1000);
+
+		unit_khz_dds_val = (1<<26) / (internal ?: 1);
 		if (offset_khz < 0)
 			dds = (1 << 26) - (abs_offset_khz * unit_khz_dds_val);
 		else

drivers/media/platform/allegro-dvt/allegro-core.c

@@ -3915,6 +3915,7 @@ static int allegro_probe(struct platform_device *pdev)
 	if (ret < 0) {
 		v4l2_err(&dev->v4l2_dev,
 			 "failed to request firmware: %d\n", ret);
+		v4l2_device_unregister(&dev->v4l2_dev);
 		return ret;
 	}
 

drivers/media/platform/verisilicon/hantro_g2_hevc_dec.c

@@ -517,6 +517,7 @@ static void set_buffers(struct hantro_ctx *ctx)
 	hantro_reg_write(vpu, &g2_stream_len, src_len);
 	hantro_reg_write(vpu, &g2_strm_buffer_len, src_buf_len);
 	hantro_reg_write(vpu, &g2_strm_start_offset, 0);
+	hantro_reg_write(vpu, &g2_start_bit, 0);
 	hantro_reg_write(vpu, &g2_write_mvs_e, 1);
 
 	hantro_write_addr(vpu, G2_TILE_SIZES_ADDR, ctx->hevc_dec.tile_sizes.dma);

drivers/media/rc/streamzap.c

@@ -385,8 +385,8 @@ static void streamzap_disconnect(struct usb_interface *interface)
 	if (!sz)
 		return;
 
-	rc_unregister_device(sz->rdev);
 	usb_kill_urb(sz->urb_in);
+	rc_unregister_device(sz->rdev);
 	usb_free_urb(sz->urb_in);
 	usb_free_coherent(usbdev, sz->buf_in_len, sz->buf_in, sz->dma_in);
 

drivers/memory/omap-gpmc.c

@@ -2154,26 +2154,6 @@ static int gpmc_probe_generic_child(struct platform_device *pdev,
 		goto err;
 	}
 
-	if (of_node_name_eq(child, "nand")) {
-		/* Warn about older DT blobs with no compatible property */
-		if (!of_property_read_bool(child, "compatible")) {
-			dev_warn(&pdev->dev,
-				 "Incompatible NAND node: missing compatible");
-			ret = -EINVAL;
-			goto err;
-		}
-	}
-
-	if (of_node_name_eq(child, "onenand")) {
-		/* Warn about older DT blobs with no compatible property */
-		if (!of_property_read_bool(child, "compatible")) {
-			dev_warn(&pdev->dev,
-				 "Incompatible OneNAND node: missing compatible");
-			ret = -EINVAL;
-			goto err;
-		}
-	}
-
 	if (of_match_node(omap_nand_ids, child)) {
 		/* NAND specific setup */
 		val = 8;

drivers/mfd/sm501.c

@@ -920,7 +920,7 @@ static void sm501_gpio_set(struct gpio_chip *chip, unsigned offset, int value)
 {
 	struct sm501_gpio_chip *smchip = gpiochip_get_data(chip);
 	struct sm501_gpio *smgpio = smchip->ourgpio;
-	unsigned long bit = 1 << offset;
+	unsigned long bit = BIT(offset);
 	void __iomem *regs = smchip->regbase;
 	unsigned long save;
 	unsigned long val;
@@ -946,7 +946,7 @@ static int sm501_gpio_input(struct gpio_chip *chip, unsigned offset)
 	struct sm501_gpio_chip *smchip = gpiochip_get_data(chip);
 	struct sm501_gpio *smgpio = smchip->ourgpio;
 	void __iomem *regs = smchip->regbase;
-	unsigned long bit = 1 << offset;
+	unsigned long bit = BIT(offset);
 	unsigned long save;
 	unsigned long ddr;
 
@@ -971,7 +971,7 @@ static int sm501_gpio_output(struct gpio_chip *chip,
 {
 	struct sm501_gpio_chip *smchip = gpiochip_get_data(chip);
 	struct sm501_gpio *smgpio = smchip->ourgpio;
-	unsigned long bit = 1 << offset;
+	unsigned long bit = BIT(offset);
 	void __iomem *regs = smchip->regbase;
 	unsigned long save;
 	unsigned long val;

drivers/mmc/host/sdhci-omap.c

@@ -1340,8 +1340,8 @@ static int sdhci_omap_probe(struct platform_device *pdev)
 	/* R1B responses is required to properly manage HW busy detection. */
 	mmc->caps |= MMC_CAP_NEED_RSP_BUSY;
 
-	/* Allow card power off and runtime PM for eMMC/SD card devices */
-	mmc->caps |= MMC_CAP_POWER_OFF_CARD | MMC_CAP_AGGRESSIVE_PM;
+	/*  Enable SDIO card power off. */
+	mmc->caps |= MMC_CAP_POWER_OFF_CARD;
 
 	ret = sdhci_setup_host(host);
 	if (ret)

drivers/mmc/host/sdhci-pxav3.c

@@ -401,6 +401,7 @@ static int sdhci_pxav3_probe(struct platform_device *pdev)
 	if (!IS_ERR(pxa->clk_core))
 		clk_prepare_enable(pxa->clk_core);
 
+	host->mmc->caps |= MMC_CAP_NEED_RSP_BUSY;
 	/* enable 1/8V DDR capable */
 	host->mmc->caps |= MMC_CAP_1_8V_DDR;
 

drivers/net/arcnet/com20020-pci.c

@@ -250,18 +250,33 @@ static int com20020pci_probe(struct pci_dev *pdev,
 			card->tx_led.default_trigger = devm_kasprintf(&pdev->dev,
 							GFP_KERNEL, "arc%d-%d-tx",
 							dev->dev_id, i);
+			if (!card->tx_led.default_trigger) {
+				ret = -ENOMEM;
+				goto err_free_arcdev;
+			}
 			card->tx_led.name = devm_kasprintf(&pdev->dev, GFP_KERNEL,
 							"pci:green:tx:%d-%d",
 							dev->dev_id, i);
-
+			if (!card->tx_led.name) {
+				ret = -ENOMEM;
+				goto err_free_arcdev;
+			}
 			card->tx_led.dev = &dev->dev;
 			card->recon_led.brightness_set = led_recon_set;
 			card->recon_led.default_trigger = devm_kasprintf(&pdev->dev,
 							GFP_KERNEL, "arc%d-%d-recon",
 							dev->dev_id, i);
+			if (!card->recon_led.default_trigger) {
+				ret = -ENOMEM;
+				goto err_free_arcdev;
+			}
 			card->recon_led.name = devm_kasprintf(&pdev->dev, GFP_KERNEL,
 							"pci:red:recon:%d-%d",
 							dev->dev_id, i);
+			if (!card->recon_led.name) {
+				ret = -ENOMEM;
+				goto err_free_arcdev;
+			}
 			card->recon_led.dev = &dev->dev;
 
 			ret = devm_led_classdev_register(&pdev->dev, &card->tx_led);

drivers/net/dsa/mv88e6xxx/chip.c

@@ -7199,13 +7199,13 @@ static int mv88e6xxx_probe(struct mdio_device *mdiodev)
 	err = mv88e6xxx_switch_reset(chip);
 	mv88e6xxx_reg_unlock(chip);
 	if (err)
-		goto out;
+		goto out_phy;
 
 	if (np) {
 		chip->irq = of_irq_get(np, 0);
 		if (chip->irq == -EPROBE_DEFER) {
 			err = chip->irq;
-			goto out;
+			goto out_phy;
 		}
 	}
 
@@ -7224,7 +7224,7 @@ static int mv88e6xxx_probe(struct mdio_device *mdiodev)
 	mv88e6xxx_reg_unlock(chip);
 
 	if (err)
-		goto out;
+		goto out_phy;
 
 	if (chip->info->g2_irqs > 0) {
 		err = mv88e6xxx_g2_irq_setup(chip);
@@ -7264,6 +7264,8 @@ out_g1_irq:
 		mv88e6xxx_g1_irq_free(chip);
 	else
 		mv88e6xxx_irq_poll_free(chip);
+out_phy:
+	mv88e6xxx_phy_destroy(chip);
 out:
 	if (pdata)
 		dev_put(pdata->netdev);
@@ -7286,7 +7288,6 @@ static void mv88e6xxx_remove(struct mdio_device *mdiodev)
 		mv88e6xxx_ptp_free(chip);
 	}
 
-	mv88e6xxx_phy_destroy(chip);
 	mv88e6xxx_unregister_switch(chip);
 	mv88e6xxx_mdios_unregister(chip);
 
@@ -7300,6 +7301,8 @@ static void mv88e6xxx_remove(struct mdio_device *mdiodev)
 		mv88e6xxx_g1_irq_free(chip);
 	else
 		mv88e6xxx_irq_poll_free(chip);
+
+	mv88e6xxx_phy_destroy(chip);
 }
 
 static void mv88e6xxx_shutdown(struct mdio_device *mdiodev)

drivers/net/dsa/mv88e6xxx/phy.c

@@ -197,7 +197,10 @@ static void mv88e6xxx_phy_ppu_state_init(struct mv88e6xxx_chip *chip)
 
 static void mv88e6xxx_phy_ppu_state_destroy(struct mv88e6xxx_chip *chip)
 {
+	mutex_lock(&chip->ppu_mutex);
 	del_timer_sync(&chip->ppu_timer);
+	cancel_work_sync(&chip->ppu_work);
+	mutex_unlock(&chip->ppu_mutex);
 }
 
 int mv88e6185_phy_ppu_read(struct mv88e6xxx_chip *chip, struct mii_bus *bus,

drivers/net/ethernet/marvell/mvpp2/mvpp2.h

@@ -1108,6 +1108,9 @@ struct mvpp2 {
 
 	/* Spinlocks for CM3 shared memory configuration */
 	spinlock_t mss_spinlock;
+
+	/* Spinlock for shared PRS parser memory and shadow table */
+	spinlock_t prs_spinlock;
 };
 
 struct mvpp2_pcpu_stats {

drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c

@@ -7583,8 +7583,9 @@ static int mvpp2_probe(struct platform_device *pdev)
 	if (mvpp2_read(priv, MVPP2_VER_ID_REG) == MVPP2_VER_PP23)
 		priv->hw_version = MVPP23;
 
-	/* Init mss lock */
+	/* Init locks for shared packet processor resources */
 	spin_lock_init(&priv->mss_spinlock);
+	spin_lock_init(&priv->prs_spinlock);
 
 	/* Initialize network controller */
 	err = mvpp2_init(pdev, priv);

drivers/net/ethernet/marvell/mvpp2/mvpp2_prs.c

@@ -23,6 +23,8 @@ static int mvpp2_prs_hw_write(struct mvpp2 *priv, struct mvpp2_prs_entry *pe)
 {
 	int i;
 
+	lockdep_assert_held(&priv->prs_spinlock);
+
 	if (pe->index > MVPP2_PRS_TCAM_SRAM_SIZE - 1)
 		return -EINVAL;
 
@@ -43,11 +45,13 @@ static int mvpp2_prs_hw_write(struct mvpp2 *priv, struct mvpp2_prs_entry *pe)
 }
 
 /* Initialize tcam entry from hw */
-int mvpp2_prs_init_from_hw(struct mvpp2 *priv, struct mvpp2_prs_entry *pe,
-			   int tid)
+static int __mvpp2_prs_init_from_hw(struct mvpp2 *priv,
+				    struct mvpp2_prs_entry *pe, int tid)
 {
 	int i;
 
+	lockdep_assert_held(&priv->prs_spinlock);
+
 	if (tid > MVPP2_PRS_TCAM_SRAM_SIZE - 1)
 		return -EINVAL;
 
@@ -73,6 +77,18 @@ int mvpp2_prs_init_from_hw(struct mvpp2 *priv, struct mvpp2_prs_entry *pe,
 	return 0;
 }
 
+int mvpp2_prs_init_from_hw(struct mvpp2 *priv, struct mvpp2_prs_entry *pe,
+			   int tid)
+{
+	int err;
+
+	spin_lock_bh(&priv->prs_spinlock);
+	err = __mvpp2_prs_init_from_hw(priv, pe, tid);
+	spin_unlock_bh(&priv->prs_spinlock);
+
+	return err;
+}
+
 /* Invalidate tcam hw entry */
 static void mvpp2_prs_hw_inv(struct mvpp2 *priv, int index)
 {
@@ -374,7 +390,7 @@ static int mvpp2_prs_flow_find(struct mvpp2 *priv, int flow)
 		    priv->prs_shadow[tid].lu != MVPP2_PRS_LU_FLOWS)
 			continue;
 
-		mvpp2_prs_init_from_hw(priv, &pe, tid);
+		__mvpp2_prs_init_from_hw(priv, &pe, tid);
 		bits = mvpp2_prs_sram_ai_get(&pe);
 
 		/* Sram store classification lookup ID in AI bits [5:0] */
@@ -441,7 +457,7 @@ static void mvpp2_prs_mac_drop_all_set(struct mvpp2 *priv, int port, bool add)
 
 	if (priv->prs_shadow[MVPP2_PE_DROP_ALL].valid) {
 		/* Entry exist - update port only */
-		mvpp2_prs_init_from_hw(priv, &pe, MVPP2_PE_DROP_ALL);
+		__mvpp2_prs_init_from_hw(priv, &pe, MVPP2_PE_DROP_ALL);
 	} else {
 		/* Entry doesn't exist - create new */
 		memset(&pe, 0, sizeof(pe));
@@ -469,14 +485,17 @@ static void mvpp2_prs_mac_drop_all_set(struct mvpp2 *priv, int port, bool add)
 }
 
 /* Set port to unicast or multicast promiscuous mode */
-void mvpp2_prs_mac_promisc_set(struct mvpp2 *priv, int port,
-			       enum mvpp2_prs_l2_cast l2_cast, bool add)
+static void __mvpp2_prs_mac_promisc_set(struct mvpp2 *priv, int port,
+					enum mvpp2_prs_l2_cast l2_cast,
+					bool add)
 {
 	struct mvpp2_prs_entry pe;
 	unsigned char cast_match;
 	unsigned int ri;
 	int tid;
 
+	lockdep_assert_held(&priv->prs_spinlock);
+
 	if (l2_cast == MVPP2_PRS_L2_UNI_CAST) {
 		cast_match = MVPP2_PRS_UCAST_VAL;
 		tid = MVPP2_PE_MAC_UC_PROMISCUOUS;
@@ -489,7 +508,7 @@ void mvpp2_prs_mac_promisc_set(struct mvpp2 *priv, int port,
 
 	/* promiscuous mode - Accept unknown unicast or multicast packets */
 	if (priv->prs_shadow[tid].valid) {
-		mvpp2_prs_init_from_hw(priv, &pe, tid);
+		__mvpp2_prs_init_from_hw(priv, &pe, tid);
 	} else {
 		memset(&pe, 0, sizeof(pe));
 		mvpp2_prs_tcam_lu_set(&pe, MVPP2_PRS_LU_MAC);
@@ -522,6 +541,14 @@ void mvpp2_prs_mac_promisc_set(struct mvpp2 *priv, int port,
 	mvpp2_prs_hw_write(priv, &pe);
 }
 
+void mvpp2_prs_mac_promisc_set(struct mvpp2 *priv, int port,
+			       enum mvpp2_prs_l2_cast l2_cast, bool add)
+{
+	spin_lock_bh(&priv->prs_spinlock);
+	__mvpp2_prs_mac_promisc_set(priv, port, l2_cast, add);
+	spin_unlock_bh(&priv->prs_spinlock);
+}
+
 /* Set entry for dsa packets */
 static void mvpp2_prs_dsa_tag_set(struct mvpp2 *priv, int port, bool add,
 				  bool tagged, bool extend)
@@ -539,7 +566,7 @@ static void mvpp2_prs_dsa_tag_set(struct mvpp2 *priv, int port, bool add,
 
 	if (priv->prs_shadow[tid].valid) {
 		/* Entry exist - update port only */
-		mvpp2_prs_init_from_hw(priv, &pe, tid);
+		__mvpp2_prs_init_from_hw(priv, &pe, tid);
 	} else {
 		/* Entry doesn't exist - create new */
 		memset(&pe, 0, sizeof(pe));
@@ -610,7 +637,7 @@ static void mvpp2_prs_dsa_tag_ethertype_set(struct mvpp2 *priv, int port,
 
 	if (priv->prs_shadow[tid].valid) {
 		/* Entry exist - update port only */
-		mvpp2_prs_init_from_hw(priv, &pe, tid);
+		__mvpp2_prs_init_from_hw(priv, &pe, tid);
 	} else {
 		/* Entry doesn't exist - create new */
 		memset(&pe, 0, sizeof(pe));
@@ -673,7 +700,7 @@ static int mvpp2_prs_vlan_find(struct mvpp2 *priv, unsigned short tpid, int ai)
 		    priv->prs_shadow[tid].lu != MVPP2_PRS_LU_VLAN)
 			continue;
 
-		mvpp2_prs_init_from_hw(priv, &pe, tid);
+		__mvpp2_prs_init_from_hw(priv, &pe, tid);
 		match = mvpp2_prs_tcam_data_cmp(&pe, 0, tpid);
 		if (!match)
 			continue;
@@ -726,7 +753,7 @@ static int mvpp2_prs_vlan_add(struct mvpp2 *priv, unsigned short tpid, int ai,
 			    priv->prs_shadow[tid_aux].lu != MVPP2_PRS_LU_VLAN)
 				continue;
 
-			mvpp2_prs_init_from_hw(priv, &pe, tid_aux);
+			__mvpp2_prs_init_from_hw(priv, &pe, tid_aux);
 			ri_bits = mvpp2_prs_sram_ri_get(&pe);
 			if ((ri_bits & MVPP2_PRS_RI_VLAN_MASK) ==
 			    MVPP2_PRS_RI_VLAN_DOUBLE)
@@ -760,7 +787,7 @@ static int mvpp2_prs_vlan_add(struct mvpp2 *priv, unsigned short tpid, int ai,
 
 		mvpp2_prs_shadow_set(priv, pe.index, MVPP2_PRS_LU_VLAN);
 	} else {
-		mvpp2_prs_init_from_hw(priv, &pe, tid);
+		__mvpp2_prs_init_from_hw(priv, &pe, tid);
 	}
 	/* Update ports' mask */
 	mvpp2_prs_tcam_port_map_set(&pe, port_map);
@@ -800,7 +827,7 @@ static int mvpp2_prs_double_vlan_find(struct mvpp2 *priv, unsigned short tpid1,
 		    priv->prs_shadow[tid].lu != MVPP2_PRS_LU_VLAN)
 			continue;
 
-		mvpp2_prs_init_from_hw(priv, &pe, tid);
+		__mvpp2_prs_init_from_hw(priv, &pe, tid);
 
 		match = mvpp2_prs_tcam_data_cmp(&pe, 0, tpid1) &&
 			mvpp2_prs_tcam_data_cmp(&pe, 4, tpid2);
@@ -849,7 +876,7 @@ static int mvpp2_prs_double_vlan_add(struct mvpp2 *priv, unsigned short tpid1,
 			    priv->prs_shadow[tid_aux].lu != MVPP2_PRS_LU_VLAN)
 				continue;
 
-			mvpp2_prs_init_from_hw(priv, &pe, tid_aux);
+			__mvpp2_prs_init_from_hw(priv, &pe, tid_aux);
 			ri_bits = mvpp2_prs_sram_ri_get(&pe);
 			ri_bits &= MVPP2_PRS_RI_VLAN_MASK;
 			if (ri_bits == MVPP2_PRS_RI_VLAN_SINGLE ||
@@ -880,7 +907,7 @@ static int mvpp2_prs_double_vlan_add(struct mvpp2 *priv, unsigned short tpid1,
 
 		mvpp2_prs_shadow_set(priv, pe.index, MVPP2_PRS_LU_VLAN);
 	} else {
-		mvpp2_prs_init_from_hw(priv, &pe, tid);
+		__mvpp2_prs_init_from_hw(priv, &pe, tid);
 	}
 
 	/* Update ports' mask */
@@ -1213,8 +1240,8 @@ static void mvpp2_prs_mac_init(struct mvpp2 *priv)
 	/* Create dummy entries for drop all and promiscuous modes */
 	mvpp2_prs_drop_fc(priv);
 	mvpp2_prs_mac_drop_all_set(priv, 0, false);
-	mvpp2_prs_mac_promisc_set(priv, 0, MVPP2_PRS_L2_UNI_CAST, false);
-	mvpp2_prs_mac_promisc_set(priv, 0, MVPP2_PRS_L2_MULTI_CAST, false);
+	__mvpp2_prs_mac_promisc_set(priv, 0, MVPP2_PRS_L2_UNI_CAST, false);
+	__mvpp2_prs_mac_promisc_set(priv, 0, MVPP2_PRS_L2_MULTI_CAST, false);
 }
 
 /* Set default entries for various types of dsa packets */
@@ -1533,12 +1560,6 @@ static int mvpp2_prs_vlan_init(struct platform_device *pdev, struct mvpp2 *priv)
 	struct mvpp2_prs_entry pe;
 	int err;
 
-	priv->prs_double_vlans = devm_kcalloc(&pdev->dev, sizeof(bool),
-					      MVPP2_PRS_DBL_VLANS_MAX,
-					      GFP_KERNEL);
-	if (!priv->prs_double_vlans)
-		return -ENOMEM;
-
 	/* Double VLAN: 0x88A8, 0x8100 */
 	err = mvpp2_prs_double_vlan_add(priv, ETH_P_8021AD, ETH_P_8021Q,
 					MVPP2_PRS_PORT_MASK);
@@ -1941,7 +1962,7 @@ static int mvpp2_prs_vid_range_find(struct mvpp2_port *port, u16 vid, u16 mask)
 		    port->priv->prs_shadow[tid].lu != MVPP2_PRS_LU_VID)
 			continue;
 
-		mvpp2_prs_init_from_hw(port->priv, &pe, tid);
+		__mvpp2_prs_init_from_hw(port->priv, &pe, tid);
 
 		mvpp2_prs_tcam_data_byte_get(&pe, 2, &byte[0], &enable[0]);
 		mvpp2_prs_tcam_data_byte_get(&pe, 3, &byte[1], &enable[1]);
@@ -1970,6 +1991,8 @@ int mvpp2_prs_vid_entry_add(struct mvpp2_port *port, u16 vid)
 
 	memset(&pe, 0, sizeof(pe));
 
+	spin_lock_bh(&priv->prs_spinlock);
+
 	/* Scan TCAM and see if entry with this <vid,port> already exist */
 	tid = mvpp2_prs_vid_range_find(port, vid, mask);
 
@@ -1988,8 +2011,10 @@ int mvpp2_prs_vid_entry_add(struct mvpp2_port *port, u16 vid)
 						MVPP2_PRS_VLAN_FILT_MAX_ENTRY);
 
 		/* There isn't room for a new VID filter */
-		if (tid < 0)
+		if (tid < 0) {
+			spin_unlock_bh(&priv->prs_spinlock);
 			return tid;
+		}
 
 		mvpp2_prs_tcam_lu_set(&pe, MVPP2_PRS_LU_VID);
 		pe.index = tid;
@@ -1997,7 +2022,7 @@ int mvpp2_prs_vid_entry_add(struct mvpp2_port *port, u16 vid)
 		/* Mask all ports */
 		mvpp2_prs_tcam_port_map_set(&pe, 0);
 	} else {
-		mvpp2_prs_init_from_hw(priv, &pe, tid);
+		__mvpp2_prs_init_from_hw(priv, &pe, tid);
 	}
 
 	/* Enable the current port */
@@ -2019,6 +2044,7 @@ int mvpp2_prs_vid_entry_add(struct mvpp2_port *port, u16 vid)
 	mvpp2_prs_shadow_set(priv, pe.index, MVPP2_PRS_LU_VID);
 	mvpp2_prs_hw_write(priv, &pe);
 
+	spin_unlock_bh(&priv->prs_spinlock);
 	return 0;
 }
 
@@ -2028,15 +2054,16 @@ void mvpp2_prs_vid_entry_remove(struct mvpp2_port *port, u16 vid)
 	struct mvpp2 *priv = port->priv;
 	int tid;
 
-	/* Scan TCAM and see if entry with this <vid,port> already exist */
+	spin_lock_bh(&priv->prs_spinlock);
+
+	/* Invalidate TCAM entry with this <vid,port>, if it exists */
 	tid = mvpp2_prs_vid_range_find(port, vid, 0xfff);
+	if (tid >= 0) {
+		mvpp2_prs_hw_inv(priv, tid);
+		priv->prs_shadow[tid].valid = false;
+	}
 
-	/* No such entry */
-	if (tid < 0)
-		return;
-
-	mvpp2_prs_hw_inv(priv, tid);
-	priv->prs_shadow[tid].valid = false;
+	spin_unlock_bh(&priv->prs_spinlock);
 }
 
 /* Remove all existing VID filters on this port */
@@ -2045,6 +2072,8 @@ void mvpp2_prs_vid_remove_all(struct mvpp2_port *port)
 	struct mvpp2 *priv = port->priv;
 	int tid;
 
+	spin_lock_bh(&priv->prs_spinlock);
+
 	for (tid = MVPP2_PRS_VID_PORT_FIRST(port->id);
 	     tid <= MVPP2_PRS_VID_PORT_LAST(port->id); tid++) {
 		if (priv->prs_shadow[tid].valid) {
@@ -2052,6 +2081,8 @@ void mvpp2_prs_vid_remove_all(struct mvpp2_port *port)
 			priv->prs_shadow[tid].valid = false;
 		}
 	}
+
+	spin_unlock_bh(&priv->prs_spinlock);
 }
 
 /* Remove VID filering entry for this port */
@@ -2060,10 +2091,14 @@ void mvpp2_prs_vid_disable_filtering(struct mvpp2_port *port)
 	unsigned int tid = MVPP2_PRS_VID_PORT_DFLT(port->id);
 	struct mvpp2 *priv = port->priv;
 
+	spin_lock_bh(&priv->prs_spinlock);
+
 	/* Invalidate the guard entry */
 	mvpp2_prs_hw_inv(priv, tid);
 
 	priv->prs_shadow[tid].valid = false;
+
+	spin_unlock_bh(&priv->prs_spinlock);
 }
 
 /* Add guard entry that drops packets when no VID is matched on this port */
@@ -2079,6 +2114,8 @@ void mvpp2_prs_vid_enable_filtering(struct mvpp2_port *port)
 
 	memset(&pe, 0, sizeof(pe));
 
+	spin_lock_bh(&priv->prs_spinlock);
+
 	pe.index = tid;
 
 	reg_val = mvpp2_read(priv, MVPP2_MH_REG(port->id));
@@ -2111,6 +2148,8 @@ void mvpp2_prs_vid_enable_filtering(struct mvpp2_port *port)
 	/* Update shadow table */
 	mvpp2_prs_shadow_set(priv, pe.index, MVPP2_PRS_LU_VID);
 	mvpp2_prs_hw_write(priv, &pe);
+
+	spin_unlock_bh(&priv->prs_spinlock);
 }
 
 /* Parser default initialization */
@@ -2118,6 +2157,20 @@ int mvpp2_prs_default_init(struct platform_device *pdev, struct mvpp2 *priv)
 {
 	int err, index, i;
 
+	priv->prs_shadow = devm_kcalloc(&pdev->dev, MVPP2_PRS_TCAM_SRAM_SIZE,
+					sizeof(*priv->prs_shadow),
+					GFP_KERNEL);
+	if (!priv->prs_shadow)
+		return -ENOMEM;
+
+	priv->prs_double_vlans = devm_kcalloc(&pdev->dev, sizeof(bool),
+					      MVPP2_PRS_DBL_VLANS_MAX,
+					      GFP_KERNEL);
+	if (!priv->prs_double_vlans)
+		return -ENOMEM;
+
+	spin_lock_bh(&priv->prs_spinlock);
+
 	/* Enable tcam table */
 	mvpp2_write(priv, MVPP2_PRS_TCAM_CTRL_REG, MVPP2_PRS_TCAM_EN_MASK);
 
@@ -2136,12 +2189,6 @@ int mvpp2_prs_default_init(struct platform_device *pdev, struct mvpp2 *priv)
 	for (index = 0; index < MVPP2_PRS_TCAM_SRAM_SIZE; index++)
 		mvpp2_prs_hw_inv(priv, index);
 
-	priv->prs_shadow = devm_kcalloc(&pdev->dev, MVPP2_PRS_TCAM_SRAM_SIZE,
-					sizeof(*priv->prs_shadow),
-					GFP_KERNEL);
-	if (!priv->prs_shadow)
-		return -ENOMEM;
-
 	/* Always start from lookup = 0 */
 	for (index = 0; index < MVPP2_MAX_PORTS; index++)
 		mvpp2_prs_hw_port_init(priv, index, MVPP2_PRS_LU_MH,
@@ -2158,26 +2205,13 @@ int mvpp2_prs_default_init(struct platform_device *pdev, struct mvpp2 *priv)
 	mvpp2_prs_vid_init(priv);
 
 	err = mvpp2_prs_etype_init(priv);
-	if (err)
-		return err;
+	err = err ? : mvpp2_prs_vlan_init(pdev, priv);
+	err = err ? : mvpp2_prs_pppoe_init(priv);
+	err = err ? : mvpp2_prs_ip6_init(priv);
+	err = err ? : mvpp2_prs_ip4_init(priv);
 
-	err = mvpp2_prs_vlan_init(pdev, priv);
-	if (err)
-		return err;
-
-	err = mvpp2_prs_pppoe_init(priv);
-	if (err)
-		return err;
-
-	err = mvpp2_prs_ip6_init(priv);
-	if (err)
-		return err;
-
-	err = mvpp2_prs_ip4_init(priv);
-	if (err)
-		return err;
-
-	return 0;
+	spin_unlock_bh(&priv->prs_spinlock);
+	return err;
 }
 
 /* Compare MAC DA with tcam entry data */
@@ -2217,7 +2251,7 @@ mvpp2_prs_mac_da_range_find(struct mvpp2 *priv, int pmap, const u8 *da,
 		    (priv->prs_shadow[tid].udf != udf_type))
 			continue;
 
-		mvpp2_prs_init_from_hw(priv, &pe, tid);
+		__mvpp2_prs_init_from_hw(priv, &pe, tid);
 		entry_pmap = mvpp2_prs_tcam_port_map_get(&pe);
 
 		if (mvpp2_prs_mac_range_equals(&pe, da, mask) &&
@@ -2229,7 +2263,8 @@ mvpp2_prs_mac_da_range_find(struct mvpp2 *priv, int pmap, const u8 *da,
 }
 
 /* Update parser's mac da entry */
-int mvpp2_prs_mac_da_accept(struct mvpp2_port *port, const u8 *da, bool add)
+static int __mvpp2_prs_mac_da_accept(struct mvpp2_port *port,
+				     const u8 *da, bool add)
 {
 	unsigned char mask[ETH_ALEN] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff };
 	struct mvpp2 *priv = port->priv;
@@ -2261,7 +2296,7 @@ int mvpp2_prs_mac_da_accept(struct mvpp2_port *port, const u8 *da, bool add)
 		/* Mask all ports */
 		mvpp2_prs_tcam_port_map_set(&pe, 0);
 	} else {
-		mvpp2_prs_init_from_hw(priv, &pe, tid);
+		__mvpp2_prs_init_from_hw(priv, &pe, tid);
 	}
 
 	mvpp2_prs_tcam_lu_set(&pe, MVPP2_PRS_LU_MAC);
@@ -2317,6 +2352,17 @@ int mvpp2_prs_mac_da_accept(struct mvpp2_port *port, const u8 *da, bool add)
 	return 0;
 }
 
+int mvpp2_prs_mac_da_accept(struct mvpp2_port *port, const u8 *da, bool add)
+{
+	int err;
+
+	spin_lock_bh(&port->priv->prs_spinlock);
+	err = __mvpp2_prs_mac_da_accept(port, da, add);
+	spin_unlock_bh(&port->priv->prs_spinlock);
+
+	return err;
+}
+
 int mvpp2_prs_update_mac_da(struct net_device *dev, const u8 *da)
 {
 	struct mvpp2_port *port = netdev_priv(dev);
@@ -2345,6 +2391,8 @@ void mvpp2_prs_mac_del_all(struct mvpp2_port *port)
 	unsigned long pmap;
 	int index, tid;
 
+	spin_lock_bh(&priv->prs_spinlock);
+
 	for (tid = MVPP2_PE_MAC_RANGE_START;
 	     tid <= MVPP2_PE_MAC_RANGE_END; tid++) {
 		unsigned char da[ETH_ALEN], da_mask[ETH_ALEN];
@@ -2354,7 +2402,7 @@ void mvpp2_prs_mac_del_all(struct mvpp2_port *port)
 		    (priv->prs_shadow[tid].udf != MVPP2_PRS_UDF_MAC_DEF))
 			continue;
 
-		mvpp2_prs_init_from_hw(priv, &pe, tid);
+		__mvpp2_prs_init_from_hw(priv, &pe, tid);
 
 		pmap = mvpp2_prs_tcam_port_map_get(&pe);
 
@@ -2375,14 +2423,17 @@ void mvpp2_prs_mac_del_all(struct mvpp2_port *port)
 			continue;
 
 		/* Remove entry from TCAM */
-		mvpp2_prs_mac_da_accept(port, da, false);
+		__mvpp2_prs_mac_da_accept(port, da, false);
 	}
+
+	spin_unlock_bh(&priv->prs_spinlock);
 }
 
 int mvpp2_prs_tag_mode_set(struct mvpp2 *priv, int port, int type)
 {
 	switch (type) {
 	case MVPP2_TAG_TYPE_EDSA:
+		spin_lock_bh(&priv->prs_spinlock);
 		/* Add port to EDSA entries */
 		mvpp2_prs_dsa_tag_set(priv, port, true,
 				      MVPP2_PRS_TAGGED, MVPP2_PRS_EDSA);
@@ -2393,9 +2444,11 @@ int mvpp2_prs_tag_mode_set(struct mvpp2 *priv, int port, int type)
 				      MVPP2_PRS_TAGGED, MVPP2_PRS_DSA);
 		mvpp2_prs_dsa_tag_set(priv, port, false,
 				      MVPP2_PRS_UNTAGGED, MVPP2_PRS_DSA);
+		spin_unlock_bh(&priv->prs_spinlock);
 		break;
 
 	case MVPP2_TAG_TYPE_DSA:
+		spin_lock_bh(&priv->prs_spinlock);
 		/* Add port to DSA entries */
 		mvpp2_prs_dsa_tag_set(priv, port, true,
 				      MVPP2_PRS_TAGGED, MVPP2_PRS_DSA);
@@ -2406,10 +2459,12 @@ int mvpp2_prs_tag_mode_set(struct mvpp2 *priv, int port, int type)
 				      MVPP2_PRS_TAGGED, MVPP2_PRS_EDSA);
 		mvpp2_prs_dsa_tag_set(priv, port, false,
 				      MVPP2_PRS_UNTAGGED, MVPP2_PRS_EDSA);
+		spin_unlock_bh(&priv->prs_spinlock);
 		break;
 
 	case MVPP2_TAG_TYPE_MH:
 	case MVPP2_TAG_TYPE_NONE:
+		spin_lock_bh(&priv->prs_spinlock);
 		/* Remove port form EDSA and DSA entries */
 		mvpp2_prs_dsa_tag_set(priv, port, false,
 				      MVPP2_PRS_TAGGED, MVPP2_PRS_DSA);
@@ -2419,6 +2474,7 @@ int mvpp2_prs_tag_mode_set(struct mvpp2 *priv, int port, int type)
 				      MVPP2_PRS_TAGGED, MVPP2_PRS_EDSA);
 		mvpp2_prs_dsa_tag_set(priv, port, false,
 				      MVPP2_PRS_UNTAGGED, MVPP2_PRS_EDSA);
+		spin_unlock_bh(&priv->prs_spinlock);
 		break;
 
 	default:
@@ -2437,11 +2493,15 @@ int mvpp2_prs_add_flow(struct mvpp2 *priv, int flow, u32 ri, u32 ri_mask)
 
 	memset(&pe, 0, sizeof(pe));
 
+	spin_lock_bh(&priv->prs_spinlock);
+
 	tid = mvpp2_prs_tcam_first_free(priv,
 					MVPP2_PE_LAST_FREE_TID,
 					MVPP2_PE_FIRST_FREE_TID);
-	if (tid < 0)
+	if (tid < 0) {
+		spin_unlock_bh(&priv->prs_spinlock);
 		return tid;
+	}
 
 	pe.index = tid;
 
@@ -2461,6 +2521,7 @@ int mvpp2_prs_add_flow(struct mvpp2 *priv, int flow, u32 ri, u32 ri_mask)
 	mvpp2_prs_tcam_port_map_set(&pe, MVPP2_PRS_PORT_MASK);
 	mvpp2_prs_hw_write(priv, &pe);
 
+	spin_unlock_bh(&priv->prs_spinlock);
 	return 0;
 }
 
@@ -2472,6 +2533,8 @@ int mvpp2_prs_def_flow(struct mvpp2_port *port)
 
 	memset(&pe, 0, sizeof(pe));
 
+	spin_lock_bh(&port->priv->prs_spinlock);
+
 	tid = mvpp2_prs_flow_find(port->priv, port->id);
 
 	/* Such entry not exist */
@@ -2480,8 +2543,10 @@ int mvpp2_prs_def_flow(struct mvpp2_port *port)
 		tid = mvpp2_prs_tcam_first_free(port->priv,
 						MVPP2_PE_LAST_FREE_TID,
 					       MVPP2_PE_FIRST_FREE_TID);
-		if (tid < 0)
+		if (tid < 0) {
+			spin_unlock_bh(&port->priv->prs_spinlock);
 			return tid;
+		}
 
 		pe.index = tid;
 
@@ -2492,13 +2557,14 @@ int mvpp2_prs_def_flow(struct mvpp2_port *port)
 		/* Update shadow table */
 		mvpp2_prs_shadow_set(port->priv, pe.index, MVPP2_PRS_LU_FLOWS);
 	} else {
-		mvpp2_prs_init_from_hw(port->priv, &pe, tid);
+		__mvpp2_prs_init_from_hw(port->priv, &pe, tid);
 	}
 
 	mvpp2_prs_tcam_lu_set(&pe, MVPP2_PRS_LU_FLOWS);
 	mvpp2_prs_tcam_port_map_set(&pe, (1 << port->id));
 	mvpp2_prs_hw_write(port->priv, &pe);
 
+	spin_unlock_bh(&port->priv->prs_spinlock);
 	return 0;
 }
 
@@ -2509,11 +2575,14 @@ int mvpp2_prs_hits(struct mvpp2 *priv, int index)
 	if (index > MVPP2_PRS_TCAM_SRAM_SIZE)
 		return -EINVAL;
 
+	spin_lock_bh(&priv->prs_spinlock);
+
 	mvpp2_write(priv, MVPP2_PRS_TCAM_HIT_IDX_REG, index);
 
 	val = mvpp2_read(priv, MVPP2_PRS_TCAM_HIT_CNT_REG);
 
 	val &= MVPP2_PRS_TCAM_HIT_CNT_MASK;
 
+	spin_unlock_bh(&priv->prs_spinlock);
 	return val;
 }

drivers/net/ethernet/marvell/octeontx2/af/rvu.c

@@ -2562,7 +2562,7 @@ static irqreturn_t rvu_mbox_intr_handler(int irq, void *rvu_irq)
 		rvupf_write64(rvu, RVU_PF_VFPF_MBOX_INTX(1), intr);
 
 		rvu_queue_work(&rvu->afvf_wq_info, 64, vfs, intr);
-		vfs -= 64;
+		vfs = 64;
 	}
 
 	intr = rvupf_read64(rvu, RVU_PF_VFPF_MBOX_INTX(0));

drivers/net/ethernet/marvell/octeontx2/af/rvu_devlink.c

@@ -217,7 +217,7 @@ static void rvu_nix_unregister_interrupts(struct rvu *rvu)
 		rvu->irq_allocated[offs + NIX_AF_INT_VEC_RVU] = false;
 	}
 
-	for (i = NIX_AF_INT_VEC_AF_ERR; i < NIX_AF_INT_VEC_CNT; i++)
+	for (i = NIX_AF_INT_VEC_GEN; i < NIX_AF_INT_VEC_CNT; i++)
 		if (rvu->irq_allocated[offs + i]) {
 			free_irq(pci_irq_vector(rvu->pdev, offs + i), rvu_dl);
 			rvu->irq_allocated[offs + i] = false;

drivers/net/ethernet/mellanox/mlx5/core/en/params.c

@@ -390,7 +390,7 @@ u8 mlx5e_shampo_get_log_pkt_per_rsrv(struct mlx5_core_dev *mdev,
 				     struct mlx5e_params *params)
 {
 	u32 resrv_size = BIT(mlx5e_shampo_get_log_rsrv_size(mdev, params)) *
-			 PAGE_SIZE;
+			 MLX5E_SHAMPO_WQ_BASE_RESRV_SIZE;
 
 	return order_base_2(DIV_ROUND_UP(resrv_size, params->sw_mtu));
 }
@@ -818,7 +818,8 @@ static u32 mlx5e_shampo_get_log_cq_size(struct mlx5_core_dev *mdev,
 					struct mlx5e_params *params,
 					struct mlx5e_xsk_param *xsk)
 {
-	int rsrv_size = BIT(mlx5e_shampo_get_log_rsrv_size(mdev, params)) * PAGE_SIZE;
+	int rsrv_size = BIT(mlx5e_shampo_get_log_rsrv_size(mdev, params)) *
+		MLX5E_SHAMPO_WQ_BASE_RESRV_SIZE;
 	u16 num_strides = BIT(mlx5e_mpwqe_get_log_num_strides(mdev, params, xsk));
 	int pkt_per_rsrv = BIT(mlx5e_shampo_get_log_pkt_per_rsrv(mdev, params));
 	u8 log_stride_sz = mlx5e_mpwqe_get_log_stride_size(mdev, params, xsk);
@@ -1027,7 +1028,8 @@ u32 mlx5e_shampo_hd_per_wqe(struct mlx5_core_dev *mdev,
 			    struct mlx5e_params *params,
 			    struct mlx5e_rq_param *rq_param)
 {
-	int resv_size = BIT(mlx5e_shampo_get_log_rsrv_size(mdev, params)) * PAGE_SIZE;
+	int resv_size = BIT(mlx5e_shampo_get_log_rsrv_size(mdev, params)) *
+		MLX5E_SHAMPO_WQ_BASE_RESRV_SIZE;
 	u16 num_strides = BIT(mlx5e_mpwqe_get_log_num_strides(mdev, params, NULL));
 	int pkt_per_resv = BIT(mlx5e_shampo_get_log_pkt_per_rsrv(mdev, params));
 	u8 log_stride_sz = mlx5e_mpwqe_get_log_stride_size(mdev, params, NULL);

drivers/net/usb/rndis_host.c

@@ -630,6 +630,16 @@ static const struct driver_info	zte_rndis_info = {
 	.tx_fixup =	rndis_tx_fixup,
 };
 
+static const struct driver_info	wwan_rndis_info = {
+	.description =	"Mobile Broadband RNDIS device",
+	.flags =	FLAG_WWAN | FLAG_POINTTOPOINT | FLAG_FRAMING_RN | FLAG_NO_SETINT,
+	.bind =		rndis_bind,
+	.unbind =	rndis_unbind,
+	.status =	rndis_status,
+	.rx_fixup =	rndis_rx_fixup,
+	.tx_fixup =	rndis_tx_fixup,
+};
+
 /*-------------------------------------------------------------------------*/
 
 static const struct usb_device_id	products [] = {
@@ -666,9 +676,11 @@ static const struct usb_device_id	products [] = {
 	USB_INTERFACE_INFO(USB_CLASS_WIRELESS_CONTROLLER, 1, 3),
 	.driver_info = (unsigned long) &rndis_info,
 }, {
-	/* Novatel Verizon USB730L */
+	/* Mobile Broadband Modem, seen in Novatel Verizon USB730L and
+	 * Telit FN990A (RNDIS)
+	 */
 	USB_INTERFACE_INFO(USB_CLASS_MISC, 4, 1),
-	.driver_info = (unsigned long) &rndis_info,
+	.driver_info = (unsigned long)&wwan_rndis_info,
 },
 	{ },		// END
 };

drivers/net/usb/usbnet.c

@@ -530,7 +530,8 @@ static int rx_submit (struct usbnet *dev, struct urb *urb, gfp_t flags)
 	    netif_device_present (dev->net) &&
 	    test_bit(EVENT_DEV_OPEN, &dev->flags) &&
 	    !test_bit (EVENT_RX_HALT, &dev->flags) &&
-	    !test_bit (EVENT_DEV_ASLEEP, &dev->flags)) {
+	    !test_bit (EVENT_DEV_ASLEEP, &dev->flags) &&
+	    !usbnet_going_away(dev)) {
 		switch (retval = usb_submit_urb (urb, GFP_ATOMIC)) {
 		case -EPIPE:
 			usbnet_defer_kevent (dev, EVENT_RX_HALT);
@@ -551,8 +552,7 @@ static int rx_submit (struct usbnet *dev, struct urb *urb, gfp_t flags)
 			tasklet_schedule (&dev->bh);
 			break;
 		case 0:
-			if (!usbnet_going_away(dev))
-				__usbnet_queue_skb(&dev->rxq, skb, rx_start);
+			__usbnet_queue_skb(&dev->rxq, skb, rx_start);
 		}
 	} else {
 		netif_dbg(dev, ifdown, dev->net, "rx: stopped\n");

drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c

@@ -1151,6 +1151,7 @@ static int brcmf_ops_sdio_suspend(struct device *dev)
 	struct brcmf_bus *bus_if;
 	struct brcmf_sdio_dev *sdiodev;
 	mmc_pm_flag_t sdio_flags;
+	bool cap_power_off;
 	int ret = 0;
 
 	func = container_of(dev, struct sdio_func, dev);
@@ -1158,19 +1159,23 @@ static int brcmf_ops_sdio_suspend(struct device *dev)
 	if (func->num != 1)
 		return 0;
 
+	cap_power_off = !!(func->card->host->caps & MMC_CAP_POWER_OFF_CARD);
 
 	bus_if = dev_get_drvdata(dev);
 	sdiodev = bus_if->bus_priv.sdio;
 
-	if (sdiodev->wowl_enabled) {
+	if (sdiodev->wowl_enabled || !cap_power_off) {
 		brcmf_sdiod_freezer_on(sdiodev);
 		brcmf_sdio_wd_timer(sdiodev->bus, 0);
 
 		sdio_flags = MMC_PM_KEEP_POWER;
-		if (sdiodev->settings->bus.sdio.oob_irq_supported)
-			enable_irq_wake(sdiodev->settings->bus.sdio.oob_irq_nr);
-		else
-			sdio_flags |= MMC_PM_WAKE_SDIO_IRQ;
+
+		if (sdiodev->wowl_enabled) {
+			if (sdiodev->settings->bus.sdio.oob_irq_supported)
+				enable_irq_wake(sdiodev->settings->bus.sdio.oob_irq_nr);
+			else
+				sdio_flags |= MMC_PM_WAKE_SDIO_IRQ;
+		}
 
 		if (sdio_set_host_pm_flags(sdiodev->func1, sdio_flags))
 			brcmf_err("Failed to set pm_flags %x\n", sdio_flags);
@@ -1192,18 +1197,19 @@ static int brcmf_ops_sdio_resume(struct device *dev)
 	struct brcmf_sdio_dev *sdiodev = bus_if->bus_priv.sdio;
 	struct sdio_func *func = container_of(dev, struct sdio_func, dev);
 	int ret = 0;
+	bool cap_power_off = !!(func->card->host->caps & MMC_CAP_POWER_OFF_CARD);
 
 	brcmf_dbg(SDIO, "Enter: F%d\n", func->num);
 	if (func->num != 2)
 		return 0;
 
-	if (!sdiodev->wowl_enabled) {
+	if (!sdiodev->wowl_enabled && cap_power_off) {
 		/* bus was powered off and device removed, probe again */
 		ret = brcmf_sdiod_probe(sdiodev);
 		if (ret)
 			brcmf_err("Failed to probe device on resume\n");
 	} else {
-		if (sdiodev->settings->bus.sdio.oob_irq_supported)
+		if (sdiodev->wowl_enabled && sdiodev->settings->bus.sdio.oob_irq_supported)
 			disable_irq_wake(sdiodev->settings->bus.sdio.oob_irq_nr);
 
 		brcmf_sdiod_freezer_off(sdiodev);

drivers/net/wireless/intel/iwlwifi/fw/dbg.c

@@ -559,41 +559,71 @@ static void iwl_dump_prph(struct iwl_fw_runtime *fwrt,
 }
 
 /*
- * alloc_sgtable - allocates scallerlist table in the given size,
- * fills it with pages and returns it
+ * alloc_sgtable - allocates (chained) scatterlist in the given size,
+ *	fills it with pages and returns it
  * @size: the size (in bytes) of the table
-*/
-static struct scatterlist *alloc_sgtable(int size)
+ */
+static struct scatterlist *alloc_sgtable(ssize_t size)
 {
-	int alloc_size, nents, i;
-	struct page *new_page;
-	struct scatterlist *iter;
-	struct scatterlist *table;
+	struct scatterlist *result = NULL, *prev;
+	int nents, i, n_prev;
 
 	nents = DIV_ROUND_UP(size, PAGE_SIZE);
-	table = kcalloc(nents, sizeof(*table), GFP_KERNEL);
-	if (!table)
-		return NULL;
-	sg_init_table(table, nents);
-	iter = table;
-	for_each_sg(table, iter, sg_nents(table), i) {
-		new_page = alloc_page(GFP_KERNEL);
-		if (!new_page) {
-			/* release all previous allocated pages in the table */
-			iter = table;
-			for_each_sg(table, iter, sg_nents(table), i) {
-				new_page = sg_page(iter);
-				if (new_page)
-					__free_page(new_page);
-			}
-			kfree(table);
+
+#define N_ENTRIES_PER_PAGE (PAGE_SIZE / sizeof(*result))
+	/*
+	 * We need an additional entry for table chaining,
+	 * this ensures the loop can finish i.e. we can
+	 * fit at least two entries per page (obviously,
+	 * many more really fit.)
+	 */
+	BUILD_BUG_ON(N_ENTRIES_PER_PAGE < 2);
+
+	while (nents > 0) {
+		struct scatterlist *new, *iter;
+		int n_fill, n_alloc;
+
+		if (nents <= N_ENTRIES_PER_PAGE) {
+			/* last needed table */
+			n_fill = nents;
+			n_alloc = nents;
+			nents = 0;
+		} else {
+			/* fill a page with entries */
+			n_alloc = N_ENTRIES_PER_PAGE;
+			/* reserve one for chaining */
+			n_fill = n_alloc - 1;
+			nents -= n_fill;
+		}
+
+		new = kcalloc(n_alloc, sizeof(*new), GFP_KERNEL);
+		if (!new) {
+			if (result)
+				_devcd_free_sgtable(result);
 			return NULL;
 		}
-		alloc_size = min_t(int, size, PAGE_SIZE);
-		size -= PAGE_SIZE;
-		sg_set_page(iter, new_page, alloc_size, 0);
+		sg_init_table(new, n_alloc);
+
+		if (!result)
+			result = new;
+		else
+			sg_chain(prev, n_prev, new);
+		prev = new;
+		n_prev = n_alloc;
+
+		for_each_sg(new, iter, n_fill, i) {
+			struct page *new_page = alloc_page(GFP_KERNEL);
+
+			if (!new_page) {
+				_devcd_free_sgtable(result);
+				return NULL;
+			}
+
+			sg_set_page(iter, new_page, PAGE_SIZE, 0);
+		}
 	}
-	return table;
+
+	return result;
 }
 
 static void iwl_fw_get_prph_len(struct iwl_fw_runtime *fwrt,

drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c

@@ -1272,7 +1272,7 @@ iwl_mvm_decode_he_phy_ru_alloc(struct iwl_mvm_rx_phy_data *phy_data,
 	 */
 	u8 ru = le32_get_bits(phy_data->d1, IWL_RX_PHY_DATA1_HE_RU_ALLOC_MASK);
 	u32 rate_n_flags = phy_data->rate_n_flags;
-	u32 he_type = rate_n_flags & RATE_MCS_HE_TYPE_MSK_V1;
+	u32 he_type = rate_n_flags & RATE_MCS_HE_TYPE_MSK;
 	u8 offs = 0;
 
 	rx_status->bw = RATE_INFO_BW_HE_RU;
@@ -1327,13 +1327,13 @@ iwl_mvm_decode_he_phy_ru_alloc(struct iwl_mvm_rx_phy_data *phy_data,
 
 	if (he_mu)
 		he_mu->flags2 |=
-			le16_encode_bits(FIELD_GET(RATE_MCS_CHAN_WIDTH_MSK_V1,
+			le16_encode_bits(FIELD_GET(RATE_MCS_CHAN_WIDTH_MSK,
 						   rate_n_flags),
 					 IEEE80211_RADIOTAP_HE_MU_FLAGS2_BW_FROM_SIG_A_BW);
-	else if (he_type == RATE_MCS_HE_TYPE_TRIG_V1)
+	else if (he_type == RATE_MCS_HE_TYPE_TRIG)
 		he->data6 |=
 			cpu_to_le16(IEEE80211_RADIOTAP_HE_DATA6_TB_PPDU_BW_KNOWN) |
-			le16_encode_bits(FIELD_GET(RATE_MCS_CHAN_WIDTH_MSK_V1,
+			le16_encode_bits(FIELD_GET(RATE_MCS_CHAN_WIDTH_MSK,
 						   rate_n_flags),
 					 IEEE80211_RADIOTAP_HE_DATA6_TB_PPDU_BW);
 }

drivers/ntb/hw/intel/ntb_hw_gen3.c

@@ -215,6 +215,9 @@ static int gen3_init_ntb(struct intel_ntb_dev *ndev)
 	}
 
 	ndev->db_valid_mask = BIT_ULL(ndev->db_count) - 1;
+	/* Make sure we are not using DB's used for link status */
+	if (ndev->hwerr_flags & NTB_HWERR_MSIX_VECTOR32_BAD)
+		ndev->db_valid_mask &= ~ndev->db_link_mask;
 
 	ndev->reg->db_iowrite(ndev->db_valid_mask,
 			      ndev->self_mmio +

drivers/ntb/hw/mscc/ntb_hw_switchtec.c

@@ -288,7 +288,7 @@ static int switchtec_ntb_mw_set_trans(struct ntb_dev *ntb, int pidx, int widx,
 	if (size != 0 && xlate_pos < 12)
 		return -EINVAL;
 
-	if (!IS_ALIGNED(addr, BIT_ULL(xlate_pos))) {
+	if (xlate_pos >= 0 && !IS_ALIGNED(addr, BIT_ULL(xlate_pos))) {
 		/*
 		 * In certain circumstances we can get a buffer that is
 		 * not aligned to its size. (Most of the time

drivers/ntb/test/ntb_perf.c

@@ -839,10 +839,8 @@ static int perf_copy_chunk(struct perf_thread *pthr,
 	dma_set_unmap(tx, unmap);
 
 	ret = dma_submit_error(dmaengine_submit(tx));
-	if (ret) {
-		dmaengine_unmap_put(unmap);
+	if (ret)
 		goto err_free_resource;
-	}
 
 	dmaengine_unmap_put(unmap);
 

drivers/nvme/host/pci.c

@@ -1929,6 +1929,18 @@ static void nvme_map_cmb(struct nvme_dev *dev)
 	if (offset > bar_size)
 		return;
 
+	/*
+	 * Controllers may support a CMB size larger than their BAR, for
+	 * example, due to being behind a bridge. Reduce the CMB to the
+	 * reported size of the BAR
+	 */
+	size = min(size, bar_size - offset);
+
+	if (!IS_ALIGNED(size, memremap_compat_align()) ||
+	    !IS_ALIGNED(pci_resource_start(pdev, bar),
+			memremap_compat_align()))
+		return;
+
 	/*
 	 * Tell the controller about the host side address mapping the CMB,
 	 * and enable CMB decoding for the NVMe 1.4+ scheme:
@@ -1939,17 +1951,10 @@ static void nvme_map_cmb(struct nvme_dev *dev)
 			     dev->bar + NVME_REG_CMBMSC);
 	}
 
-	/*
-	 * Controllers may support a CMB size larger than their BAR,
-	 * for example, due to being behind a bridge. Reduce the CMB to
-	 * the reported size of the BAR
-	 */
-	if (size > bar_size - offset)
-		size = bar_size - offset;
-
 	if (pci_p2pdma_add_resource(pdev, bar, size, offset)) {
 		dev_warn(dev->ctrl.device,
 			 "failed to register the CMB\n");
+		hi_lo_writeq(0, dev->bar + NVME_REG_CMBMSC);
 		return;
 	}
 

drivers/nvme/host/tcp.c

@@ -2518,6 +2518,7 @@ static int nvme_tcp_poll(struct blk_mq_hw_ctx *hctx, struct io_comp_batch *iob)
 {
 	struct nvme_tcp_queue *queue = hctx->driver_data;
 	struct sock *sk = queue->sock->sk;
+	int ret;
 
 	if (!test_bit(NVME_TCP_Q_LIVE, &queue->flags))
 		return 0;
@@ -2525,9 +2526,9 @@ static int nvme_tcp_poll(struct blk_mq_hw_ctx *hctx, struct io_comp_batch *iob)
 	set_bit(NVME_TCP_Q_POLLING, &queue->flags);
 	if (sk_can_busy_loop(sk) && skb_queue_empty_lockless(&sk->sk_receive_queue))
 		sk_busy_loop(sk, true);
-	nvme_tcp_try_recv(queue);
+	ret = nvme_tcp_try_recv(queue);
 	clear_bit(NVME_TCP_Q_POLLING, &queue->flags);
-	return queue->nr_cqe;
+	return ret < 0 ? ret : queue->nr_cqe;
 }
 
 static int nvme_tcp_get_address(struct nvme_ctrl *ctrl, char *buf, int size)