diff --git a/Documentation/devicetree/bindings/vendor-prefixes.yaml b/Documentation/devicetree/bindings/vendor-prefixes.yaml index da01616802c7..a985e22f9241 100644 --- a/Documentation/devicetree/bindings/vendor-prefixes.yaml +++ b/Documentation/devicetree/bindings/vendor-prefixes.yaml @@ -589,6 +589,8 @@ patternProperties: description: GlobalTop Technology, Inc. "^gmt,.*": description: Global Mixed-mode Technology, Inc. + "^gocontroll,.*": + description: GOcontroll Modular Embedded Electronics B.V. "^goldelico,.*": description: Golden Delicious Computers GmbH & Co. KG "^goodix,.*": diff --git a/Makefile b/Makefile index ffed1f493b48..9e74fb7cd249 100644 --- a/Makefile +++ b/Makefile @@ -1,7 +1,7 @@ # SPDX-License-Identifier: GPL-2.0 VERSION = 6 PATCHLEVEL = 13 -SUBLEVEL = 10 +SUBLEVEL = 11 EXTRAVERSION = NAME = Baby Opossum Posse
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 202397be76d8..d0040fb67c36 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -118,7 +118,7 @@ config ARM select HAVE_KERNEL_XZ select HAVE_KPROBES if !XIP_KERNEL && !CPU_ENDIAN_BE32 && !CPU_V7M select HAVE_KRETPROBES if HAVE_KPROBES - select HAVE_LD_DEAD_CODE_DATA_ELIMINATION if (LD_VERSION >= 23600 || LD_IS_LLD) + select HAVE_LD_DEAD_CODE_DATA_ELIMINATION if (LD_VERSION >= 23600 || LD_CAN_USE_KEEP_IN_OVERLAY) select HAVE_MOD_ARCH_SPECIFIC select HAVE_NMI select HAVE_OPTPROBES if !THUMB2_KERNEL diff --git a/arch/arm/include/asm/vmlinux.lds.h b/arch/arm/include/asm/vmlinux.lds.h index d60f6e83a9f7..14811b4f48ec 100644 --- a/arch/arm/include/asm/vmlinux.lds.h +++ b/arch/arm/include/asm/vmlinux.lds.h @@ -34,6 +34,12 @@ #define NOCROSSREFS #endif
+#ifdef CONFIG_LD_CAN_USE_KEEP_IN_OVERLAY +#define OVERLAY_KEEP(x) KEEP(x) +#else +#define OVERLAY_KEEP(x) x +#endif + /* Set start/end symbol names to the LMA for the section */ #define ARM_LMA(sym, section) \ sym##_start = LOADADDR(section); \ @@ -125,13 +131,13 @@ __vectors_lma = .; \ OVERLAY 0xffff0000 : NOCROSSREFS AT(__vectors_lma) { \ .vectors { \ - *(.vectors) \ + OVERLAY_KEEP(*(.vectors)) \ } \ .vectors.bhb.loop8 { \ - *(.vectors.bhb.loop8) \ + OVERLAY_KEEP(*(.vectors.bhb.loop8)) \ } \ .vectors.bhb.bpiall { \ - *(.vectors.bhb.bpiall) \ + OVERLAY_KEEP(*(.vectors.bhb.bpiall)) \ } \ } \ ARM_LMA(__vectors, .vectors); \ diff --git a/arch/arm64/include/asm/mem_encrypt.h b/arch/arm64/include/asm/mem_encrypt.h index f8f78f622dd2..a2a1eeb36d4b 100644 --- a/arch/arm64/include/asm/mem_encrypt.h +++ b/arch/arm64/include/asm/mem_encrypt.h @@ -21,4 +21,15 @@ static inline bool force_dma_unencrypted(struct device *dev) return is_realm_world(); }
+/* + * For Arm CCA guests, canonical addresses are "encrypted", so no changes + * required for dma_addr_encrypted(). + * The unencrypted DMA buffers must be accessed via the unprotected IPA, + * "top IPA bit" set. + */ +#define dma_addr_unencrypted(x) ((x) | PROT_NS_SHARED) + +/* Clear the "top" IPA bit while converting back */ +#define dma_addr_canonical(x) ((x) & ~PROT_NS_SHARED) + #endif /* __ASM_MEM_ENCRYPT_H */ diff --git a/arch/arm64/kernel/compat_alignment.c b/arch/arm64/kernel/compat_alignment.c index deff21bfa680..b68e1d328d4c 100644 --- a/arch/arm64/kernel/compat_alignment.c +++ b/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) diff --git a/arch/loongarch/Kconfig b/arch/loongarch/Kconfig index dae3a9104ca6..bcd22ce00af2 100644 --- a/arch/loongarch/Kconfig +++ b/arch/loongarch/Kconfig @@ -378,8 +378,8 @@ 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.
diff --git a/arch/loongarch/include/asm/cache.h b/arch/loongarch/include/asm/cache.h index 1b6d09617199..aa622c754414 100644 --- a/arch/loongarch/include/asm/cache.h +++ b/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 */ diff --git a/arch/loongarch/include/asm/irq.h b/arch/loongarch/include/asm/irq.h index a0ca84da8541..12bd15578c33 100644 --- a/arch/loongarch/include/asm/irq.h +++ b/arch/loongarch/include/asm/irq.h @@ -53,7 +53,7 @@ void spurious_interrupt(void); #define arch_trigger_cpumask_backtrace arch_trigger_cpumask_backtrace void arch_trigger_cpumask_backtrace(const struct cpumask *mask, int exclude_cpu);
-#define MAX_IO_PICS 2 +#define MAX_IO_PICS 8 #define NR_IRQS (64 + NR_VECTORS * (NR_CPUS + MAX_IO_PICS))
struct acpi_vector_group { diff --git a/arch/loongarch/include/asm/stacktrace.h b/arch/loongarch/include/asm/stacktrace.h index f23adb15f418..fc8b64773794 100644 --- a/arch/loongarch/include/asm/stacktrace.h +++ b/arch/loongarch/include/asm/stacktrace.h @@ -8,6 +8,7 @@ #include <asm/asm.h> #include <asm/ptrace.h> #include <asm/loongarch.h> +#include <asm/unwind_hints.h> #include <linux/stringify.h>
enum stack_type { @@ -43,6 +44,7 @@ int get_stack_info(unsigned long stack, struct task_struct *task, struct stack_i static __always_inline void prepare_frametrace(struct pt_regs *regs) { __asm__ __volatile__( + UNWIND_HINT_SAVE /* Save $ra */ STORE_ONE_REG(1) /* Use $ra to save PC */ @@ -80,6 +82,7 @@ static __always_inline void prepare_frametrace(struct pt_regs *regs) STORE_ONE_REG(29) STORE_ONE_REG(30) STORE_ONE_REG(31) + UNWIND_HINT_RESTORE : "=m" (regs->csr_era) : "r" (regs->regs) : "memory"); diff --git a/arch/loongarch/include/asm/unwind_hints.h b/arch/loongarch/include/asm/unwind_hints.h index a01086ad9dde..2c68bc72736c 100644 --- a/arch/loongarch/include/asm/unwind_hints.h +++ b/arch/loongarch/include/asm/unwind_hints.h @@ -23,6 +23,14 @@ UNWIND_HINT sp_reg=ORC_REG_SP type=UNWIND_HINT_TYPE_CALL .endm
-#endif /* __ASSEMBLY__ */ +#else /* !__ASSEMBLY__ */ + +#define UNWIND_HINT_SAVE \ + UNWIND_HINT(UNWIND_HINT_TYPE_SAVE, 0, 0, 0) + +#define UNWIND_HINT_RESTORE \ + UNWIND_HINT(UNWIND_HINT_TYPE_RESTORE, 0, 0, 0) + +#endif /* !__ASSEMBLY__ */
#endif /* _ASM_LOONGARCH_UNWIND_HINTS_H */ diff --git a/arch/loongarch/kernel/env.c b/arch/loongarch/kernel/env.c index 2f1f5b08638f..27144de5c5fe 100644 --- a/arch/loongarch/kernel/env.c +++ b/arch/loongarch/kernel/env.c @@ -68,6 +68,8 @@ static int __init fdt_cpu_clk_init(void) return -ENODEV;
clk = of_clk_get(np, 0); + of_node_put(np); + if (IS_ERR(clk)) return -ENODEV;
diff --git a/arch/loongarch/kernel/kgdb.c b/arch/loongarch/kernel/kgdb.c index 445c452d72a7..7be5b4c0c900 100644 --- a/arch/loongarch/kernel/kgdb.c +++ b/arch/loongarch/kernel/kgdb.c @@ -8,6 +8,7 @@ #include <linux/hw_breakpoint.h> #include <linux/kdebug.h> #include <linux/kgdb.h> +#include <linux/objtool.h> #include <linux/processor.h> #include <linux/ptrace.h> #include <linux/sched.h> @@ -224,13 +225,13 @@ void kgdb_arch_set_pc(struct pt_regs *regs, unsigned long pc) regs->csr_era = pc; }
-void arch_kgdb_breakpoint(void) +noinline void arch_kgdb_breakpoint(void) { __asm__ __volatile__ ( \ ".globl kgdb_breakinst\n\t" \ - "nop\n" \ "kgdb_breakinst:\tbreak 2\n\t"); /* BRK_KDB = 2 */ } +STACK_FRAME_NON_STANDARD(arch_kgdb_breakpoint);
/* * Calls linux_debug_hook before the kernel dies. If KGDB is enabled, diff --git a/arch/loongarch/net/bpf_jit.c b/arch/loongarch/net/bpf_jit.c index ea357a3edc09..fa1500d4aa3e 100644 --- a/arch/loongarch/net/bpf_jit.c +++ b/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; } @@ -905,7 +907,10 @@ static int build_insn(const struct bpf_insn *insn, struct jit_ctx *ctx, bool ext
move_addr(ctx, t1, func_addr); emit_insn(ctx, jirl, LOONGARCH_GPR_RA, t1, 0); - move_reg(ctx, regmap[BPF_REG_0], LOONGARCH_GPR_A0); + + if (insn->src_reg != BPF_PSEUDO_CALL) + move_reg(ctx, regmap[BPF_REG_0], LOONGARCH_GPR_A0); + break;
/* tail call */ @@ -930,7 +935,10 @@ 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; }
diff --git a/arch/loongarch/net/bpf_jit.h b/arch/loongarch/net/bpf_jit.h index 68586338ecf8..f9c569f53949 100644 --- a/arch/loongarch/net/bpf_jit.h +++ b/arch/loongarch/net/bpf_jit.h @@ -27,6 +27,11 @@ 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) { \ diff --git a/arch/powerpc/configs/mpc885_ads_defconfig b/arch/powerpc/configs/mpc885_ads_defconfig index 77306be62e9e..129355f87f80 100644 --- a/arch/powerpc/configs/mpc885_ads_defconfig +++ b/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 diff --git a/arch/powerpc/crypto/Makefile b/arch/powerpc/crypto/Makefile index 59808592f0a1..1e52b02d8943 100644 --- a/arch/powerpc/crypto/Makefile +++ b/arch/powerpc/crypto/Makefile @@ -56,3 +56,4 @@ $(obj)/aesp8-ppc.S $(obj)/ghashp8-ppc.S: $(obj)/%.S: $(src)/%.pl FORCE OBJECT_FILES_NON_STANDARD_aesp10-ppc.o := y OBJECT_FILES_NON_STANDARD_ghashp10-ppc.o := y OBJECT_FILES_NON_STANDARD_aesp8-ppc.o := y +OBJECT_FILES_NON_STANDARD_ghashp8-ppc.o := y diff --git a/arch/powerpc/kexec/relocate_32.S b/arch/powerpc/kexec/relocate_32.S index 104c9911f406..dd86e338307d 100644 --- a/arch/powerpc/kexec/relocate_32.S +++ b/arch/powerpc/kexec/relocate_32.S @@ -348,16 +348,13 @@ write_utlb: rlwinm r10, r24, 0, 22, 27
cmpwi r10, PPC47x_TLB0_4K - bne 0f li r10, 0x1000 /* r10 = 4k */ - ANNOTATE_INTRA_FUNCTION_CALL - bl 1f + beq 0f
-0: /* Defaults to 256M */ lis r10, 0x1000
- bcl 20,31,$+4 +0: bcl 20,31,$+4 1: mflr r4 addi r4, r4, (2f-1b) /* virtual address of 2f */
diff --git a/arch/powerpc/perf/vpa-pmu.c b/arch/powerpc/perf/vpa-pmu.c index 6a5bfd2a13b5..840733468959 100644 --- a/arch/powerpc/perf/vpa-pmu.c +++ b/arch/powerpc/perf/vpa-pmu.c @@ -156,6 +156,7 @@ static void vpa_pmu_del(struct perf_event *event, int flags) }
static struct pmu vpa_pmu = { + .module = THIS_MODULE, .task_ctx_nr = perf_sw_context, .name = "vpa_pmu", .event_init = vpa_pmu_event_init, diff --git a/arch/powerpc/platforms/cell/spufs/gang.c b/arch/powerpc/platforms/cell/spufs/gang.c index 827d338deaf4..2c2999de6bfa 100644 --- a/arch/powerpc/platforms/cell/spufs/gang.c +++ b/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; diff --git a/arch/powerpc/platforms/cell/spufs/inode.c b/arch/powerpc/platforms/cell/spufs/inode.c index 70236d1df3d3..9f9e4b871627 100644 --- a/arch/powerpc/platforms/cell/spufs/inode.c +++ b/arch/powerpc/platforms/cell/spufs/inode.c @@ -192,13 +192,32 @@ 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; @@ -213,6 +232,7 @@ 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); }
@@ -405,7 +425,7 @@ 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};
@@ -420,11 +440,15 @@ 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); @@ -436,8 +460,11 @@ 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, @@ -453,6 +480,8 @@ 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; }
@@ -482,6 +511,7 @@ 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; @@ -492,6 +522,21 @@ spufs_mkgang(struct inode *dir, struct dentry *dentry, umode_t mode) 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; @@ -511,7 +556,7 @@ 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; } @@ -526,10 +571,8 @@ 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; } diff --git a/arch/powerpc/platforms/cell/spufs/spufs.h b/arch/powerpc/platforms/cell/spufs/spufs.h index 84958487f696..d33787c57c39 100644 --- a/arch/powerpc/platforms/cell/spufs/spufs.h +++ b/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 */ diff --git a/arch/riscv/errata/Makefile b/arch/riscv/errata/Makefile index f0da9d7b39c3..bc6c77ba837d 100644 --- a/arch/riscv/errata/Makefile +++ b/arch/riscv/errata/Makefile @@ -1,5 +1,9 @@ ifdef CONFIG_RELOCATABLE -KBUILD_CFLAGS += -fno-pie +# We can't use PIC/PIE when handling early-boot errata parsing, as the kernel +# doesn't have a GOT setup at that point. So instead just use medany: it's +# usually position-independent, so it should be good enough for the errata +# handling. +KBUILD_CFLAGS += -fno-pie -mcmodel=medany endif
ifdef CONFIG_RISCV_ALTERNATIVE_EARLY diff --git a/arch/riscv/include/asm/cpufeature.h b/arch/riscv/include/asm/cpufeature.h index 4bd054c54c21..d207baaf8317 100644 --- a/arch/riscv/include/asm/cpufeature.h +++ b/arch/riscv/include/asm/cpufeature.h @@ -61,7 +61,7 @@ void __init riscv_user_isa_enable(void); #define __RISCV_ISA_EXT_SUPERSET_VALIDATE(_name, _id, _sub_exts, _validate) \ _RISCV_ISA_EXT_DATA(_name, _id, _sub_exts, ARRAY_SIZE(_sub_exts), _validate)
-bool check_unaligned_access_emulated_all_cpus(void); +bool __init check_unaligned_access_emulated_all_cpus(void); #if defined(CONFIG_RISCV_SCALAR_MISALIGNED) void check_unaligned_access_emulated(struct work_struct *work __always_unused); void unaligned_emulation_finish(void); @@ -74,7 +74,7 @@ static inline bool unaligned_ctl_available(void) } #endif
-bool check_vector_unaligned_access_emulated_all_cpus(void); +bool __init check_vector_unaligned_access_emulated_all_cpus(void); #if defined(CONFIG_RISCV_VECTOR_MISALIGNED) void check_vector_unaligned_access_emulated(struct work_struct *work __always_unused); DECLARE_PER_CPU(long, vector_misaligned_access); diff --git a/arch/riscv/include/asm/ftrace.h b/arch/riscv/include/asm/ftrace.h index 3d66437a1029..af174ea0c945 100644 --- a/arch/riscv/include/asm/ftrace.h +++ b/arch/riscv/include/asm/ftrace.h @@ -92,7 +92,7 @@ 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) @@ -108,7 +108,7 @@ 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) diff --git a/arch/riscv/kernel/elf_kexec.c b/arch/riscv/kernel/elf_kexec.c index 3c37661801f9..e783a72d051f 100644 --- a/arch/riscv/kernel/elf_kexec.c +++ b/arch/riscv/kernel/elf_kexec.c @@ -468,6 +468,9 @@ int arch_kexec_apply_relocations_add(struct purgatory_info *pi, case R_RISCV_ALIGN: case R_RISCV_RELAX: break; + case R_RISCV_64: + *(u64 *)loc = val; + break; default: pr_err("Unknown rela relocation: %d\n", r_type); return -ENOEXEC; diff --git a/arch/riscv/kernel/traps_misaligned.c b/arch/riscv/kernel/traps_misaligned.c index 7cc108aed74e..4354c87c0376 100644 --- a/arch/riscv/kernel/traps_misaligned.c +++ b/arch/riscv/kernel/traps_misaligned.c @@ -605,16 +605,10 @@ void check_vector_unaligned_access_emulated(struct work_struct *work __always_un kernel_vector_end(); }
-bool check_vector_unaligned_access_emulated_all_cpus(void) +bool __init check_vector_unaligned_access_emulated_all_cpus(void) { int cpu;
- if (!has_vector()) { - for_each_online_cpu(cpu) - per_cpu(vector_misaligned_access, cpu) = RISCV_HWPROBE_MISALIGNED_VECTOR_UNSUPPORTED; - return false; - } - schedule_on_each_cpu(check_vector_unaligned_access_emulated);
for_each_online_cpu(cpu) @@ -625,7 +619,7 @@ bool check_vector_unaligned_access_emulated_all_cpus(void) return true; } #else -bool check_vector_unaligned_access_emulated_all_cpus(void) +bool __init check_vector_unaligned_access_emulated_all_cpus(void) { return false; } @@ -659,7 +653,7 @@ void check_unaligned_access_emulated(struct work_struct *work __always_unused) } }
-bool check_unaligned_access_emulated_all_cpus(void) +bool __init check_unaligned_access_emulated_all_cpus(void) { int cpu;
@@ -684,7 +678,7 @@ bool unaligned_ctl_available(void) return unaligned_ctl; } #else -bool check_unaligned_access_emulated_all_cpus(void) +bool __init check_unaligned_access_emulated_all_cpus(void) { return false; } diff --git a/arch/riscv/kernel/unaligned_access_speed.c b/arch/riscv/kernel/unaligned_access_speed.c index 91f189cf1611..78ab4cb2ab05 100644 --- a/arch/riscv/kernel/unaligned_access_speed.c +++ b/arch/riscv/kernel/unaligned_access_speed.c @@ -121,7 +121,7 @@ static int check_unaligned_access(void *param) return 0; }
-static void check_unaligned_access_nonboot_cpu(void *param) +static void __init check_unaligned_access_nonboot_cpu(void *param) { unsigned int cpu = smp_processor_id(); struct page **pages = param; @@ -175,7 +175,7 @@ static void set_unaligned_access_static_branches(void) modify_unaligned_access_branches(&fast_and_online, num_online_cpus()); }
-static int lock_and_set_unaligned_access_static_branch(void) +static int __init lock_and_set_unaligned_access_static_branch(void) { cpus_read_lock(); set_unaligned_access_static_branches(); @@ -218,7 +218,7 @@ static int riscv_offline_cpu(unsigned int cpu) }
/* Measure unaligned access speed on all CPUs present at boot in parallel. */ -static int check_unaligned_access_speed_all_cpus(void) +static int __init check_unaligned_access_speed_all_cpus(void) { unsigned int cpu; unsigned int cpu_count = num_possible_cpus(); @@ -264,7 +264,7 @@ static int check_unaligned_access_speed_all_cpus(void) return 0; } #else /* CONFIG_RISCV_PROBE_UNALIGNED_ACCESS */ -static int check_unaligned_access_speed_all_cpus(void) +static int __init check_unaligned_access_speed_all_cpus(void) { return 0; } @@ -349,7 +349,7 @@ static void check_vector_unaligned_access(struct work_struct *work __always_unus pr_warn("cpu%d: rdtime lacks granularity needed to measure unaligned vector access speed\n", cpu);
- return; + goto free; }
if (word_cycles < byte_cycles) @@ -363,14 +363,19 @@ static void check_vector_unaligned_access(struct work_struct *work __always_unus (speed == RISCV_HWPROBE_MISALIGNED_VECTOR_FAST) ? "fast" : "slow");
per_cpu(vector_misaligned_access, cpu) = speed; + +free: + __free_pages(page, MISALIGNED_BUFFER_ORDER); }
static int riscv_online_cpu_vec(unsigned int cpu) { - if (!has_vector()) + if (!has_vector()) { + per_cpu(vector_misaligned_access, cpu) = RISCV_HWPROBE_MISALIGNED_VECTOR_UNSUPPORTED; return 0; + }
- if (per_cpu(vector_misaligned_access, cpu) != RISCV_HWPROBE_MISALIGNED_VECTOR_UNSUPPORTED) + if (per_cpu(vector_misaligned_access, cpu) != RISCV_HWPROBE_MISALIGNED_VECTOR_UNKNOWN) return 0;
check_vector_unaligned_access_emulated(NULL); @@ -379,7 +384,7 @@ static int riscv_online_cpu_vec(unsigned int cpu) }
/* Measure unaligned access speed on all CPUs present at boot in parallel. */ -static int vec_check_unaligned_access_speed_all_cpus(void *unused __always_unused) +static int __init vec_check_unaligned_access_speed_all_cpus(void *unused __always_unused) { schedule_on_each_cpu(check_vector_unaligned_access);
@@ -393,21 +398,24 @@ static int vec_check_unaligned_access_speed_all_cpus(void *unused __always_unuse return 0; } #else /* CONFIG_RISCV_PROBE_VECTOR_UNALIGNED_ACCESS */ -static int vec_check_unaligned_access_speed_all_cpus(void *unused __always_unused) +static int __init vec_check_unaligned_access_speed_all_cpus(void *unused __always_unused) { return 0; } #endif
-static int check_unaligned_access_all_cpus(void) +static int __init check_unaligned_access_all_cpus(void) { - bool all_cpus_emulated, all_cpus_vec_unsupported; + bool all_cpus_emulated; + int cpu;
all_cpus_emulated = check_unaligned_access_emulated_all_cpus(); - all_cpus_vec_unsupported = check_vector_unaligned_access_emulated_all_cpus();
- if (!all_cpus_vec_unsupported && - IS_ENABLED(CONFIG_RISCV_PROBE_VECTOR_UNALIGNED_ACCESS)) { + if (!has_vector()) { + for_each_online_cpu(cpu) + per_cpu(vector_misaligned_access, cpu) = RISCV_HWPROBE_MISALIGNED_VECTOR_UNSUPPORTED; + } else if (!check_vector_unaligned_access_emulated_all_cpus() && + IS_ENABLED(CONFIG_RISCV_PROBE_VECTOR_UNALIGNED_ACCESS)) { kthread_run(vec_check_unaligned_access_speed_all_cpus, NULL, "vec_check_unaligned_access_speed_all_cpus"); } diff --git a/arch/riscv/kernel/vec-copy-unaligned.S b/arch/riscv/kernel/vec-copy-unaligned.S index d16f19f1b3b6..7ce4de6f6e69 100644 --- a/arch/riscv/kernel/vec-copy-unaligned.S +++ b/arch/riscv/kernel/vec-copy-unaligned.S @@ -11,7 +11,7 @@
#define WORD_SEW CONCATENATE(e, WORD_EEW) #define VEC_L CONCATENATE(vle, WORD_EEW).v -#define VEC_S CONCATENATE(vle, WORD_EEW).v +#define VEC_S CONCATENATE(vse, WORD_EEW).v
/* void __riscv_copy_vec_words_unaligned(void *, const void *, size_t) */ /* Performs a memcpy without aligning buffers, using word loads and stores. */ diff --git a/arch/riscv/kvm/main.c b/arch/riscv/kvm/main.c index 1fa8be5ee509..4b24705dc63a 100644 --- a/arch/riscv/kvm/main.c +++ b/arch/riscv/kvm/main.c @@ -172,8 +172,8 @@ module_init(riscv_kvm_init);
static void __exit riscv_kvm_exit(void) { - kvm_riscv_teardown(); - kvm_exit(); + + kvm_riscv_teardown(); } module_exit(riscv_kvm_exit); diff --git a/arch/riscv/kvm/vcpu_pmu.c b/arch/riscv/kvm/vcpu_pmu.c index 2707a51b082c..78ac3216a54d 100644 --- a/arch/riscv/kvm/vcpu_pmu.c +++ b/arch/riscv/kvm/vcpu_pmu.c @@ -666,6 +666,7 @@ int kvm_riscv_vcpu_pmu_ctr_cfg_match(struct kvm_vcpu *vcpu, unsigned long ctr_ba .type = etype, .size = sizeof(struct perf_event_attr), .pinned = true, + .disabled = true, /* * It should never reach here if the platform doesn't support the sscofpmf * extension as mode filtering won't work without it. diff --git a/arch/riscv/mm/hugetlbpage.c b/arch/riscv/mm/hugetlbpage.c index b4a78a4b35cf..375dd96bb4a0 100644 --- a/arch/riscv/mm/hugetlbpage.c +++ b/arch/riscv/mm/hugetlbpage.c @@ -148,22 +148,25 @@ unsigned long hugetlb_mask_last_page(struct hstate *h) static pte_t get_clear_contig(struct mm_struct *mm, unsigned long addr, pte_t *ptep, - unsigned long pte_num) + unsigned long ncontig) { - pte_t orig_pte = ptep_get(ptep); - unsigned long i; - - for (i = 0; i < pte_num; i++, addr += PAGE_SIZE, ptep++) { - pte_t pte = ptep_get_and_clear(mm, addr, ptep); - - if (pte_dirty(pte)) - orig_pte = pte_mkdirty(orig_pte); - - if (pte_young(pte)) - orig_pte = pte_mkyoung(orig_pte); + pte_t pte, tmp_pte; + bool present; + + pte = ptep_get_and_clear(mm, addr, ptep); + present = pte_present(pte); + while (--ncontig) { + ptep++; + addr += PAGE_SIZE; + tmp_pte = ptep_get_and_clear(mm, addr, ptep); + if (present) { + if (pte_dirty(tmp_pte)) + pte = pte_mkdirty(pte); + if (pte_young(tmp_pte)) + pte = pte_mkyoung(pte); + } } - - return orig_pte; + return pte; }
static pte_t get_clear_contig_flush(struct mm_struct *mm, @@ -212,6 +215,26 @@ static void clear_flush(struct mm_struct *mm, flush_tlb_range(&vma, saddr, addr); }
+static int num_contig_ptes_from_size(unsigned long sz, size_t *pgsize) +{ + unsigned long hugepage_shift; + + if (sz >= PGDIR_SIZE) + hugepage_shift = PGDIR_SHIFT; + else if (sz >= P4D_SIZE) + hugepage_shift = P4D_SHIFT; + else if (sz >= PUD_SIZE) + hugepage_shift = PUD_SHIFT; + else if (sz >= PMD_SIZE) + hugepage_shift = PMD_SHIFT; + else + hugepage_shift = PAGE_SHIFT; + + *pgsize = 1 << hugepage_shift; + + return sz >> hugepage_shift; +} + /* * When dealing with NAPOT mappings, the privileged specification indicates that * "if an update needs to be made, the OS generally should first mark all of the @@ -226,22 +249,10 @@ void set_huge_pte_at(struct mm_struct *mm, pte_t pte, unsigned long sz) { - unsigned long hugepage_shift, pgsize; + size_t pgsize; int i, pte_num;
- if (sz >= PGDIR_SIZE) - hugepage_shift = PGDIR_SHIFT; - else if (sz >= P4D_SIZE) - hugepage_shift = P4D_SHIFT; - else if (sz >= PUD_SIZE) - hugepage_shift = PUD_SHIFT; - else if (sz >= PMD_SIZE) - hugepage_shift = PMD_SHIFT; - else - hugepage_shift = PAGE_SHIFT; - - pte_num = sz >> hugepage_shift; - pgsize = 1 << hugepage_shift; + pte_num = num_contig_ptes_from_size(sz, &pgsize);
if (!pte_present(pte)) { for (i = 0; i < pte_num; i++, ptep++, addr += pgsize) @@ -295,13 +306,14 @@ pte_t huge_ptep_get_and_clear(struct mm_struct *mm, unsigned long addr, pte_t *ptep, unsigned long sz) { + size_t pgsize; pte_t orig_pte = ptep_get(ptep); int pte_num;
if (!pte_napot(orig_pte)) return ptep_get_and_clear(mm, addr, ptep);
- pte_num = napot_pte_num(napot_cont_order(orig_pte)); + pte_num = num_contig_ptes_from_size(sz, &pgsize);
return get_clear_contig(mm, addr, ptep, pte_num); } @@ -351,6 +363,7 @@ void huge_pte_clear(struct mm_struct *mm, pte_t *ptep, unsigned long sz) { + size_t pgsize; pte_t pte = ptep_get(ptep); int i, pte_num;
@@ -359,8 +372,9 @@ void huge_pte_clear(struct mm_struct *mm, return; }
- pte_num = napot_pte_num(napot_cont_order(pte)); - for (i = 0; i < pte_num; i++, addr += PAGE_SIZE, ptep++) + pte_num = num_contig_ptes_from_size(sz, &pgsize); + + for (i = 0; i < pte_num; i++, addr += pgsize, ptep++) pte_clear(mm, addr, ptep); }
diff --git a/arch/riscv/purgatory/entry.S b/arch/riscv/purgatory/entry.S index 0e6ca6d5ae4b..c5db2f072c34 100644 --- a/arch/riscv/purgatory/entry.S +++ b/arch/riscv/purgatory/entry.S @@ -12,6 +12,7 @@
.text
+.align 2 SYM_CODE_START(purgatory_start)
lla sp, .Lstack diff --git a/arch/s390/include/asm/io.h b/arch/s390/include/asm/io.h index fc9933a743d6..251e0372ccbd 100644 --- a/arch/s390/include/asm/io.h +++ b/arch/s390/include/asm/io.h @@ -34,8 +34,6 @@ void unxlate_dev_mem_ptr(phys_addr_t phys, void *addr);
#define ioremap_wc(addr, size) \ ioremap_prot((addr), (size), pgprot_val(pgprot_writecombine(PAGE_KERNEL))) -#define ioremap_wt(addr, size) \ - ioremap_prot((addr), (size), pgprot_val(pgprot_writethrough(PAGE_KERNEL)))
static inline void __iomem *ioport_map(unsigned long port, unsigned int nr) { diff --git a/arch/s390/include/asm/pgtable.h b/arch/s390/include/asm/pgtable.h index 48268095b0a3..541e9c199b68 100644 --- a/arch/s390/include/asm/pgtable.h +++ b/arch/s390/include/asm/pgtable.h @@ -1391,9 +1391,6 @@ void gmap_pmdp_idte_global(struct mm_struct *mm, unsigned long vmaddr); #define pgprot_writecombine pgprot_writecombine pgprot_t pgprot_writecombine(pgprot_t prot);
-#define pgprot_writethrough pgprot_writethrough -pgprot_t pgprot_writethrough(pgprot_t prot); - #define PFN_PTE_SHIFT PAGE_SHIFT
/* diff --git a/arch/s390/kernel/entry.S b/arch/s390/kernel/entry.S index 960c08700cf6..6df182bb955a 100644 --- a/arch/s390/kernel/entry.S +++ b/arch/s390/kernel/entry.S @@ -481,7 +481,7 @@ SYM_CODE_START(mcck_int_handler) clgrjl %r9,%r14, 4f larl %r14,.Lsie_leave clgrjhe %r9,%r14, 4f - lg %r10,__LC_PCPU + lg %r10,__LC_PCPU(%r13) oi __PCPU_FLAGS+7(%r10), _CIF_MCCK_GUEST 4: BPENTER __SF_SIE_FLAGS(%r15),_TIF_ISOLATE_BP_GUEST SIEEXIT __SF_SIE_CONTROL(%r15),%r13 diff --git a/arch/s390/mm/pgtable.c b/arch/s390/mm/pgtable.c index cea5dba80468..03a84ba8fd71 100644 --- a/arch/s390/mm/pgtable.c +++ b/arch/s390/mm/pgtable.c @@ -34,16 +34,6 @@ pgprot_t pgprot_writecombine(pgprot_t prot) } EXPORT_SYMBOL_GPL(pgprot_writecombine);
-pgprot_t pgprot_writethrough(pgprot_t prot) -{ - /* - * mio_wb_bit_mask may be set on a different CPU, but it is only set - * once at init and only read afterwards. - */ - return __pgprot(pgprot_val(prot) & ~mio_wb_bit_mask); -} -EXPORT_SYMBOL_GPL(pgprot_writethrough); - static inline void ptep_ipte_local(struct mm_struct *mm, unsigned long addr, pte_t *ptep, int nodat) { diff --git a/arch/um/include/shared/os.h b/arch/um/include/shared/os.h index 5babad8c5f75..bc02767f0639 100644 --- a/arch/um/include/shared/os.h +++ b/arch/um/include/shared/os.h @@ -213,7 +213,6 @@ 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);
void os_set_pdeathsig(void);
diff --git a/arch/um/kernel/Makefile b/arch/um/kernel/Makefile index f8567b933ffa..4df1cd0d2017 100644 --- a/arch/um/kernel/Makefile +++ b/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 diff --git a/arch/um/kernel/maccess.c b/arch/um/kernel/maccess.c deleted file mode 100644 index 8ccd56813f68..000000000000 --- a/arch/um/kernel/maccess.c +++ /dev/null @@ -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; -} diff --git a/arch/um/os-Linux/process.c b/arch/um/os-Linux/process.c index 9f086f939420..184566edeee9 100644 --- a/arch/um/os-Linux/process.c +++ b/arch/um/os-Linux/process.c @@ -142,57 +142,6 @@ int __init can_drop_memory(void) 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); diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 757333fe82c7..45b0a0c90b93 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -229,7 +229,7 @@ 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_GUP_FAST select HAVE_FENTRY if X86_64 || DYNAMIC_FTRACE @@ -897,6 +897,7 @@ config INTEL_TDX_GUEST depends on X86_64 && CPU_SUP_INTEL depends on X86_X2APIC depends on EFI_STUB + depends on PARAVIRT select ARCH_HAS_CC_PLATFORM select X86_MEM_ENCRYPT select X86_MCE diff --git a/arch/x86/Kconfig.cpu b/arch/x86/Kconfig.cpu index 2a7279d80460..42e6a40876ea 100644 --- a/arch/x86/Kconfig.cpu +++ b/arch/x86/Kconfig.cpu @@ -368,7 +368,7 @@ config X86_HAVE_PAE
config X86_CMPXCHG64 def_bool y - depends on X86_HAVE_PAE || M586TSC || M586MMX || MK6 || MK7 + depends on X86_HAVE_PAE || M586TSC || M586MMX || MK6 || MK7 || MGEODEGX1 || MGEODE_LX
# this should be set for all -march=.. options where the compiler # generates cmov. diff --git a/arch/x86/Makefile.um b/arch/x86/Makefile.um index a46b1397ad01..c86cbd9cbba3 100644 --- a/arch/x86/Makefile.um +++ b/arch/x86/Makefile.um @@ -7,12 +7,13 @@ core-y += arch/x86/crypto/ # GCC versions < 11. See: # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99652 # -ifeq ($(CONFIG_CC_IS_CLANG),y) -KBUILD_CFLAGS += -mno-sse -mno-mmx -mno-sse2 -mno-3dnow -mno-avx -KBUILD_RUSTFLAGS += --target=$(objtree)/scripts/target.json +ifeq ($(call gcc-min-version, 110000)$(CONFIG_CC_IS_CLANG),y) +KBUILD_CFLAGS += -mno-sse -mno-mmx -mno-sse2 -mno-3dnow -mno-avx KBUILD_RUSTFLAGS += -Ctarget-feature=-sse,-sse2,-sse3,-ssse3,-sse4.1,-sse4.2,-avx,-avx2 endif
+KBUILD_RUSTFLAGS += --target=$(objtree)/scripts/target.json + ifeq ($(CONFIG_X86_32),y) START := 0x8048000
diff --git a/arch/x86/coco/tdx/tdx.c b/arch/x86/coco/tdx/tdx.c index 0d9b090b4880..13c7dc46af72 100644 --- a/arch/x86/coco/tdx/tdx.c +++ b/arch/x86/coco/tdx/tdx.c @@ -14,6 +14,7 @@ #include <asm/ia32.h> #include <asm/insn.h> #include <asm/insn-eval.h> +#include <asm/paravirt_types.h> #include <asm/pgtable.h> #include <asm/set_memory.h> #include <asm/traps.h> @@ -386,7 +387,7 @@ static int handle_halt(struct ve_info *ve) return ve_instr_len(ve); }
-void __cpuidle tdx_safe_halt(void) +void __cpuidle tdx_halt(void) { const bool irq_disabled = false;
@@ -397,6 +398,16 @@ void __cpuidle tdx_safe_halt(void) WARN_ONCE(1, "HLT instruction emulation failed\n"); }
+static void __cpuidle tdx_safe_halt(void) +{ + tdx_halt(); + /* + * "__cpuidle" section doesn't support instrumentation, so stick + * with raw_* variant that avoids tracing hooks. + */ + raw_local_irq_enable(); +} + static int read_msr(struct pt_regs *regs, struct ve_info *ve) { struct tdx_module_args args = { @@ -1083,6 +1094,19 @@ void __init tdx_early_init(void) x86_platform.guest.enc_kexec_begin = tdx_kexec_begin; x86_platform.guest.enc_kexec_finish = tdx_kexec_finish;
+ /* + * Avoid "sti;hlt" execution in TDX guests as HLT induces a #VE that + * will enable interrupts before HLT TDCALL invocation if executed + * in STI-shadow, possibly resulting in missed wakeup events. + * + * Modify all possible HLT execution paths to use TDX specific routines + * that directly execute TDCALL and toggle the interrupt state as + * needed after TDCALL completion. This also reduces HLT related #VEs + * in addition to having a reliable halt logic execution. + */ + pv_ops.irq.safe_halt = tdx_safe_halt; + pv_ops.irq.halt = tdx_halt; + /* * TDX intercepts the RDMSR to read the X2APIC ID in the parallel * bringup low level code. That raises #VE which cannot be handled diff --git a/arch/x86/entry/calling.h b/arch/x86/entry/calling.h index ea81770629ee..626a81c6015b 100644 --- a/arch/x86/entry/calling.h +++ b/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 */ diff --git a/arch/x86/entry/common.c b/arch/x86/entry/common.c index 94941c5a10ac..51efd2da4d7f 100644 --- a/arch/x86/entry/common.c +++ b/arch/x86/entry/common.c @@ -142,7 +142,7 @@ static __always_inline int syscall_32_enter(struct pt_regs *regs) #ifdef CONFIG_IA32_EMULATION bool __ia32_enabled __ro_after_init = !IS_ENABLED(CONFIG_IA32_EMULATION_DEFAULT_DISABLED);
-static int ia32_emulation_override_cmdline(char *arg) +static int __init ia32_emulation_override_cmdline(char *arg) { return kstrtobool(arg, &__ia32_enabled); } diff --git a/arch/x86/entry/vdso/vdso-layout.lds.S b/arch/x86/entry/vdso/vdso-layout.lds.S index 872947c1004c..918606ff92a9 100644 --- a/arch/x86/entry/vdso/vdso-layout.lds.S +++ b/arch/x86/entry/vdso/vdso-layout.lds.S @@ -24,7 +24,7 @@ SECTIONS
timens_page = vvar_start + PAGE_SIZE;
- vclock_pages = vvar_start + VDSO_NR_VCLOCK_PAGES * PAGE_SIZE; + vclock_pages = VDSO_VCLOCK_PAGES_START(vvar_start); pvclock_page = vclock_pages + VDSO_PAGE_PVCLOCK_OFFSET * PAGE_SIZE; hvclock_page = vclock_pages + VDSO_PAGE_HVCLOCK_OFFSET * PAGE_SIZE;
diff --git a/arch/x86/entry/vdso/vma.c b/arch/x86/entry/vdso/vma.c index 39e6efc1a9ca..aa62949335ec 100644 --- a/arch/x86/entry/vdso/vma.c +++ b/arch/x86/entry/vdso/vma.c @@ -290,7 +290,7 @@ static int map_vdso(const struct vdso_image *image, unsigned long addr) }
vma = _install_special_mapping(mm, - addr + (__VVAR_PAGES - VDSO_NR_VCLOCK_PAGES) * PAGE_SIZE, + VDSO_VCLOCK_PAGES_START(addr), VDSO_NR_VCLOCK_PAGES * PAGE_SIZE, VM_READ|VM_MAYREAD|VM_IO|VM_DONTDUMP| VM_PFNMAP, diff --git a/arch/x86/events/intel/core.c b/arch/x86/events/intel/core.c index 6651360d6a52..f58cc228b1cc 100644 --- a/arch/x86/events/intel/core.c +++ b/arch/x86/events/intel/core.c @@ -2779,28 +2779,33 @@ static u64 icl_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) +static void intel_pmu_read_event(struct perf_event *event) { - struct cpu_hw_events *cpuc = this_cpu_ptr(&cpu_hw_events); + 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 ((cpuc->txn_flags & PERF_PMU_TXN_READ) && - !is_slots_event(event)) - return; + /* Only need to call update_topdown_event() once for group read. */ + if (is_metric_event(event) && (cpuc->txn_flags & PERF_PMU_TXN_READ)) + return;
- perf_pmu_disable(event->pmu); - static_call(intel_pmu_update_topdown_event)(event); - perf_pmu_enable(event->pmu); -} + cpuc->enabled = 0; + if (pmu_enabled) + intel_pmu_disable_all();
-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 (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) @@ -3067,7 +3072,7 @@ 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;
/* diff --git a/arch/x86/events/intel/ds.c b/arch/x86/events/intel/ds.c index 04b83d5af4c4..342d39588b18 100644 --- a/arch/x86/events/intel/ds.c +++ b/arch/x86/events/intel/ds.c @@ -953,11 +953,11 @@ int intel_pmu_drain_bts_buffer(void) 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); }
/* @@ -2100,15 +2100,6 @@ 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. */ diff --git a/arch/x86/events/perf_event.h b/arch/x86/events/perf_event.h index 82c6f45ce975..e3971bf52ccf 100644 --- a/arch/x86/events/perf_event.h +++ b/arch/x86/events/perf_event.h @@ -1106,6 +1106,7 @@ 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) { @@ -1642,7 +1643,7 @@ void intel_pmu_pebs_disable_all(void);
void intel_pmu_pebs_sched_task(struct perf_event_pmu_context *pmu_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);
diff --git a/arch/x86/hyperv/hv_vtl.c b/arch/x86/hyperv/hv_vtl.c index 04775346369c..d04ccd4b3b4a 100644 --- a/arch/x86/hyperv/hv_vtl.c +++ b/arch/x86/hyperv/hv_vtl.c @@ -30,6 +30,7 @@ void __init hv_vtl_init_platform(void) x86_platform.realmode_init = x86_init_noop; x86_init.irqs.pre_vector_init = x86_init_noop; x86_init.timers.timer_init = x86_init_noop; + x86_init.resources.probe_roms = x86_init_noop;
/* Avoid searching for BIOS MP tables */ x86_init.mpparse.find_mptable = x86_init_noop; diff --git a/arch/x86/hyperv/ivm.c b/arch/x86/hyperv/ivm.c index 60fc3ed72830..4065f5ef3ae0 100644 --- a/arch/x86/hyperv/ivm.c +++ b/arch/x86/hyperv/ivm.c @@ -339,7 +339,7 @@ int hv_snp_boot_ap(u32 cpu, unsigned long start_ip) vmsa->sev_features = sev_status >> 2;
ret = snp_set_vmsa(vmsa, true); - if (!ret) { + if (ret) { pr_err("RMPADJUST(%llx) failed: %llx\n", (u64)vmsa, ret); free_page((u64)vmsa); return ret; @@ -465,7 +465,6 @@ static int hv_mark_gpa_visibility(u16 count, const u64 pfn[], enum hv_mem_host_visibility visibility) { struct hv_gpa_range_for_visibility *input; - u16 pages_processed; u64 hv_status; unsigned long flags;
@@ -494,7 +493,7 @@ static int hv_mark_gpa_visibility(u16 count, const u64 pfn[], memcpy((void *)input->gpa_page_list, pfn, count * sizeof(*pfn)); hv_status = hv_do_rep_hypercall( HVCALL_MODIFY_SPARSE_GPA_PAGE_HOST_VISIBILITY, count, - 0, input, &pages_processed); + 0, input, NULL); local_irq_restore(flags);
if (hv_result_success(hv_status)) diff --git a/arch/x86/include/asm/tdx.h b/arch/x86/include/asm/tdx.h index eba178996d84..b5b633294061 100644 --- a/arch/x86/include/asm/tdx.h +++ b/arch/x86/include/asm/tdx.h @@ -58,7 +58,7 @@ void tdx_get_ve_info(struct ve_info *ve);
bool tdx_handle_virt_exception(struct pt_regs *regs, struct ve_info *ve);
-void tdx_safe_halt(void); +void tdx_halt(void);
bool tdx_early_handle_ve(struct pt_regs *regs);
@@ -69,7 +69,7 @@ u64 tdx_hcall_get_quote(u8 *buf, size_t size); #else
static inline void tdx_early_init(void) { }; -static inline void tdx_safe_halt(void) { }; +static inline void tdx_halt(void) { };
static inline bool tdx_early_handle_ve(struct pt_regs *regs) { return false; }
diff --git a/arch/x86/include/asm/tlbflush.h b/arch/x86/include/asm/tlbflush.h index 02fc2aa06e9e..3da645139748 100644 --- a/arch/x86/include/asm/tlbflush.h +++ b/arch/x86/include/asm/tlbflush.h @@ -242,7 +242,7 @@ 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, diff --git a/arch/x86/include/asm/vdso/vsyscall.h b/arch/x86/include/asm/vdso/vsyscall.h index 37b4a70559a8..88b31d4cdfaf 100644 --- a/arch/x86/include/asm/vdso/vsyscall.h +++ b/arch/x86/include/asm/vdso/vsyscall.h @@ -6,6 +6,7 @@ #define __VVAR_PAGES 4
#define VDSO_NR_VCLOCK_PAGES 2 +#define VDSO_VCLOCK_PAGES_START(_b) ((_b) + (__VVAR_PAGES - VDSO_NR_VCLOCK_PAGES) * PAGE_SIZE) #define VDSO_PAGE_PVCLOCK_OFFSET 0 #define VDSO_PAGE_HVCLOCK_OFFSET 1
diff --git a/arch/x86/kernel/cpu/bus_lock.c b/arch/x86/kernel/cpu/bus_lock.c index 704e9241b964..994eae8ad860 100644 --- a/arch/x86/kernel/cpu/bus_lock.c +++ b/arch/x86/kernel/cpu/bus_lock.c @@ -192,7 +192,13 @@ static void __split_lock_reenable(struct work_struct *work) { sld_update_msr(true); } -static DECLARE_DELAYED_WORK(sl_reenable, __split_lock_reenable); +/* + * In order for each CPU to schedule its delayed work independently of the + * others, delayed work struct must be per-CPU. This is not required when + * sysctl_sld_mitigate is enabled because of the semaphore that limits + * the number of simultaneously scheduled delayed works to 1. + */ +static DEFINE_PER_CPU(struct delayed_work, sl_reenable);
/* * If a CPU goes offline with pending delayed work to re-enable split lock @@ -213,7 +219,7 @@ static int splitlock_cpu_offline(unsigned int cpu)
static void split_lock_warn(unsigned long ip) { - struct delayed_work *work; + struct delayed_work *work = NULL; int cpu;
if (!current->reported_split_lock) @@ -235,11 +241,17 @@ static void split_lock_warn(unsigned long ip) if (down_interruptible(&buslock_sem) == -EINTR) return; work = &sl_reenable_unlock; - } else { - work = &sl_reenable; }
cpu = get_cpu(); + + if (!work) { + work = this_cpu_ptr(&sl_reenable); + /* Deferred initialization of per-CPU struct */ + if (!work->work.func) + INIT_DELAYED_WORK(work, __split_lock_reenable); + } + schedule_delayed_work_on(cpu, work, 2);
/* Disable split lock detection on this CPU to make progress */ diff --git a/arch/x86/kernel/cpu/mce/severity.c b/arch/x86/kernel/cpu/mce/severity.c index dac4d64dfb2a..2235a7477436 100644 --- a/arch/x86/kernel/cpu/mce/severity.c +++ b/arch/x86/kernel/cpu/mce/severity.c @@ -300,13 +300,12 @@ static noinstr int error_context(struct mce *m, struct pt_regs *regs) copy_user = is_copy_from_user(regs); instrumentation_end();
- switch (fixup_type) { - case EX_TYPE_UACCESS: - if (!copy_user) - return IN_KERNEL; - m->kflags |= MCE_IN_KERNEL_COPYIN; - fallthrough; + if (copy_user) { + m->kflags |= MCE_IN_KERNEL_COPYIN | MCE_IN_KERNEL_RECOV; + return IN_KERNEL_RECOV; + }
+ switch (fixup_type) { case EX_TYPE_FAULT_MCE_SAFE: case EX_TYPE_DEFAULT_MCE_SAFE: m->kflags |= MCE_IN_KERNEL_RECOV; diff --git a/arch/x86/kernel/cpu/microcode/amd.c b/arch/x86/kernel/cpu/microcode/amd.c index 07fc145f3531..5cd735728fa0 100644 --- a/arch/x86/kernel/cpu/microcode/amd.c +++ b/arch/x86/kernel/cpu/microcode/amd.c @@ -600,7 +600,7 @@ static bool __apply_microcode_amd(struct microcode_amd *mc, u32 *cur_rev, unsigned long p_addr = (unsigned long)&mc->hdr.data_code;
if (!verify_sha256_digest(mc->hdr.patch_id, *cur_rev, (const u8 *)p_addr, psize)) - return -1; + return false;
native_wrmsrl(MSR_AMD64_PATCH_LOADER, p_addr);
diff --git a/arch/x86/kernel/cpu/resctrl/rdtgroup.c b/arch/x86/kernel/cpu/resctrl/rdtgroup.c index d906a1cd8491..9c1b26f2eb79 100644 --- a/arch/x86/kernel/cpu/resctrl/rdtgroup.c +++ b/arch/x86/kernel/cpu/resctrl/rdtgroup.c @@ -148,7 +148,8 @@ static int closid_alloc(void)
lockdep_assert_held(&rdtgroup_mutex);
- if (IS_ENABLED(CONFIG_RESCTRL_RMID_DEPENDS_ON_CLOSID)) { + if (IS_ENABLED(CONFIG_RESCTRL_RMID_DEPENDS_ON_CLOSID) && + is_llc_occupancy_enabled()) { cleanest_closid = resctrl_find_cleanest_closid(); if (cleanest_closid < 0) return cleanest_closid; diff --git a/arch/x86/kernel/cpu/sgx/driver.c b/arch/x86/kernel/cpu/sgx/driver.c index 22b65a5f5ec6..7f8d1e11dbee 100644 --- a/arch/x86/kernel/cpu/sgx/driver.c +++ b/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; } diff --git a/arch/x86/kernel/dumpstack.c b/arch/x86/kernel/dumpstack.c index a7d562697e50..b2b118a8c09b 100644 --- a/arch/x86/kernel/dumpstack.c +++ b/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)); diff --git a/arch/x86/kernel/fpu/core.c b/arch/x86/kernel/fpu/core.c index 1209c7aebb21..dcac3c058fb7 100644 --- a/arch/x86/kernel/fpu/core.c +++ b/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 diff --git a/arch/x86/kernel/process.c b/arch/x86/kernel/process.c index 15507e739c25..c7ce3655b707 100644 --- a/arch/x86/kernel/process.c +++ b/arch/x86/kernel/process.c @@ -92,7 +92,12 @@ 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 @@ -933,7 +938,7 @@ void __init select_idle_routine(void) static_call_update(x86_idle, mwait_idle); } else if (cpu_feature_enabled(X86_FEATURE_TDX_GUEST)) { pr_info("using TDX aware idle routine\n"); - static_call_update(x86_idle, tdx_safe_halt); + static_call_update(x86_idle, tdx_halt); } else { static_call_update(x86_idle, default_idle); } diff --git a/arch/x86/kernel/traps.c b/arch/x86/kernel/traps.c index 2dbadf347b5f..5e3e036e6e53 100644 --- a/arch/x86/kernel/traps.c +++ b/arch/x86/kernel/traps.c @@ -379,6 +379,21 @@ __visible void __noreturn handle_stack_overflow(struct pt_regs *regs, } #endif
+/* + * Prevent the compiler and/or objtool from marking the !CONFIG_X86_ESPFIX64 + * version of exc_double_fault() as noreturn. Otherwise the noreturn mismatch + * between configs triggers objtool warnings. + * + * This is a temporary hack until we have compiler or plugin support for + * annotating noreturns. + */ +#ifdef CONFIG_X86_ESPFIX64 +#define always_true() true +#else +bool always_true(void); +bool __weak always_true(void) { return true; } +#endif + /* * Runs on an IST stack for x86_64 and on a special task stack for x86_32. * @@ -514,7 +529,8 @@ DEFINE_IDTENTRY_DF(exc_double_fault)
pr_emerg("PANIC: double fault, error_code: 0x%lx\n", error_code); die("double fault", regs, error_code); - panic("Machine halted."); + if (always_true()) + panic("Machine halted."); instrumentation_end(); }
diff --git a/arch/x86/kernel/tsc.c b/arch/x86/kernel/tsc.c index 67aeaba4ba9c..760ba759878d 100644 --- a/arch/x86/kernel/tsc.c +++ b/arch/x86/kernel/tsc.c @@ -957,7 +957,7 @@ 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(); @@ -977,7 +977,7 @@ 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); diff --git a/arch/x86/kernel/uprobes.c b/arch/x86/kernel/uprobes.c index 5a952c5ea66b..9194695662b2 100644 --- a/arch/x86/kernel/uprobes.c +++ b/arch/x86/kernel/uprobes.c @@ -357,19 +357,23 @@ void *arch_uprobe_trampoline(unsigned long *psize) return &insn; }
-static unsigned long trampoline_check_ip(void) +static unsigned long trampoline_check_ip(unsigned long tramp) { - unsigned long tramp = uprobe_get_trampoline_vaddr(); - return tramp + (uretprobe_syscall_check - uretprobe_trampoline_entry); }
SYSCALL_DEFINE0(uretprobe) { struct pt_regs *regs = task_pt_regs(current); - unsigned long err, ip, sp, r11_cx_ax[3]; + unsigned long err, ip, sp, r11_cx_ax[3], tramp; + + /* If there's no trampoline, we are called from wrong place. */ + tramp = uprobe_get_trampoline_vaddr(); + if (unlikely(tramp == UPROBE_NO_TRAMPOLINE_VADDR)) + goto sigill;
- if (regs->ip != trampoline_check_ip()) + /* Make sure the ip matches the only allowed sys_uretprobe caller. */ + if (unlikely(regs->ip != trampoline_check_ip(tramp))) goto sigill;
err = copy_from_user(r11_cx_ax, (void __user *)regs->sp, sizeof(r11_cx_ax)); diff --git a/arch/x86/kvm/svm/sev.c b/arch/x86/kvm/svm/sev.c index 0f40267114a0..96e53d4f4713 100644 --- a/arch/x86/kvm/svm/sev.c +++ b/arch/x86/kvm/svm/sev.c @@ -3945,16 +3945,12 @@ static int sev_snp_ap_creation(struct vcpu_svm *svm)
/* * The target vCPU is valid, so the vCPU will be kicked unless the - * request is for CREATE_ON_INIT. For any errors at this stage, the - * kick will place the vCPU in an non-runnable state. + * request is for CREATE_ON_INIT. */ kick = true;
mutex_lock(&target_svm->sev_es.snp_vmsa_mutex);
- target_svm->sev_es.snp_vmsa_gpa = INVALID_PAGE; - target_svm->sev_es.snp_ap_waiting_for_reset = true; - /* Interrupt injection mode shouldn't change for AP creation */ if (request < SVM_VMGEXIT_AP_DESTROY) { u64 sev_features; @@ -4000,20 +3996,23 @@ static int sev_snp_ap_creation(struct vcpu_svm *svm) target_svm->sev_es.snp_vmsa_gpa = svm->vmcb->control.exit_info_2; break; case SVM_VMGEXIT_AP_DESTROY: + target_svm->sev_es.snp_vmsa_gpa = INVALID_PAGE; break; default: vcpu_unimpl(vcpu, "vmgexit: invalid AP creation request [%#x] from guest\n", request); ret = -EINVAL; - break; + goto out; }
-out: + target_svm->sev_es.snp_ap_waiting_for_reset = true; + if (kick) { kvm_make_request(KVM_REQ_UPDATE_PROTECTED_GUEST_STATE, target_vcpu); kvm_vcpu_kick(target_vcpu); }
+out: mutex_unlock(&target_svm->sev_es.snp_vmsa_mutex);
return ret; diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index 742d9f4bca22..50aaed9830cc 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -4573,6 +4573,11 @@ static bool kvm_is_vm_type_supported(unsigned long type) return type < 32 && (kvm_caps.supported_vm_types & BIT(type)); }
+static inline u32 kvm_sync_valid_fields(struct kvm *kvm) +{ + return kvm && kvm->arch.has_protected_state ? 0 : KVM_SYNC_X86_VALID_FIELDS; +} + int kvm_vm_ioctl_check_extension(struct kvm *kvm, long ext) { int r = 0; @@ -4681,7 +4686,7 @@ int kvm_vm_ioctl_check_extension(struct kvm *kvm, long ext) break; #endif case KVM_CAP_SYNC_REGS: - r = KVM_SYNC_X86_VALID_FIELDS; + r = kvm_sync_valid_fields(kvm); break; case KVM_CAP_ADJUST_CLOCK: r = KVM_CLOCK_VALID_FLAGS; @@ -11466,6 +11471,7 @@ int kvm_arch_vcpu_ioctl_run(struct kvm_vcpu *vcpu) { struct kvm_queued_exception *ex = &vcpu->arch.exception; struct kvm_run *kvm_run = vcpu->run; + u32 sync_valid_fields; int r;
r = kvm_mmu_post_init_vm(vcpu->kvm); @@ -11511,8 +11517,9 @@ int kvm_arch_vcpu_ioctl_run(struct kvm_vcpu *vcpu) goto out; }
- if ((kvm_run->kvm_valid_regs & ~KVM_SYNC_X86_VALID_FIELDS) || - (kvm_run->kvm_dirty_regs & ~KVM_SYNC_X86_VALID_FIELDS)) { + sync_valid_fields = kvm_sync_valid_fields(vcpu->kvm); + if ((kvm_run->kvm_valid_regs & ~sync_valid_fields) || + (kvm_run->kvm_dirty_regs & ~sync_valid_fields)) { r = -EINVAL; goto out; } @@ -11570,7 +11577,7 @@ int kvm_arch_vcpu_ioctl_run(struct kvm_vcpu *vcpu)
out: kvm_put_guest_fpu(vcpu); - if (kvm_run->kvm_valid_regs) + if (kvm_run->kvm_valid_regs && likely(!vcpu->arch.guest_state_protected)) store_regs(vcpu); post_kvm_run_save(vcpu); kvm_vcpu_srcu_read_unlock(vcpu); diff --git a/arch/x86/lib/copy_user_64.S b/arch/x86/lib/copy_user_64.S index fc9fb5d06174..b8f74d80f35c 100644 --- a/arch/x86/lib/copy_user_64.S +++ b/arch/x86/lib/copy_user_64.S @@ -74,6 +74,24 @@ SYM_FUNC_START(rep_movs_alternative) _ASM_EXTABLE_UA( 0b, 1b)
.Llarge_movsq: + /* Do the first possibly unaligned word */ +0: movq (%rsi),%rax +1: movq %rax,(%rdi) + + _ASM_EXTABLE_UA( 0b, .Lcopy_user_tail) + _ASM_EXTABLE_UA( 1b, .Lcopy_user_tail) + + /* What would be the offset to the aligned destination? */ + leaq 8(%rdi),%rax + andq $-8,%rax + subq %rdi,%rax + + /* .. and update pointers and count to match */ + addq %rax,%rdi + addq %rax,%rsi + subq %rax,%rcx + + /* make %rcx contain the number of words, %rax the remainder */ movq %rcx,%rax shrq $3,%rcx andl $7,%eax diff --git a/arch/x86/mm/mem_encrypt_identity.c b/arch/x86/mm/mem_encrypt_identity.c index e6c7686f443a..9fce5b87b8c5 100644 --- a/arch/x86/mm/mem_encrypt_identity.c +++ b/arch/x86/mm/mem_encrypt_identity.c @@ -565,7 +565,7 @@ void __head sme_enable(struct boot_params *bp) }
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); } diff --git a/arch/x86/mm/pat/cpa-test.c b/arch/x86/mm/pat/cpa-test.c index 3d2f7f0a6ed1..ad3c1feec990 100644 --- a/arch/x86/mm/pat/cpa-test.c +++ b/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: diff --git a/arch/x86/mm/pat/memtype.c b/arch/x86/mm/pat/memtype.c index feb8cc6a12bf..d721cc19addb 100644 --- a/arch/x86/mm/pat/memtype.c +++ b/arch/x86/mm/pat/memtype.c @@ -984,29 +984,42 @@ static int get_pat_info(struct vm_area_struct *vma, resource_size_t *paddr, return -EINVAL; }
-/* - * track_pfn_copy is called when vma that is covering the pfnmap gets - * copied through copy_page_range(). - * - * If the vma has a linear pfn mapping for the entire range, we get the prot - * from pte and reserve the entire vma range with single reserve_pfn_range call. - */ -int track_pfn_copy(struct vm_area_struct *vma) +int track_pfn_copy(struct vm_area_struct *dst_vma, + struct vm_area_struct *src_vma, unsigned long *pfn) { + const unsigned long vma_size = src_vma->vm_end - src_vma->vm_start; resource_size_t paddr; - unsigned long vma_size = vma->vm_end - vma->vm_start; pgprot_t pgprot; + int rc;
- if (vma->vm_flags & VM_PAT) { - if (get_pat_info(vma, &paddr, &pgprot)) - return -EINVAL; - /* reserve the whole chunk covered by vma. */ - return reserve_pfn_range(paddr, vma_size, &pgprot, 1); - } + if (!(src_vma->vm_flags & VM_PAT)) + return 0; + + /* + * Duplicate the PAT information for the dst VMA based on the src + * VMA. + */ + if (get_pat_info(src_vma, &paddr, &pgprot)) + return -EINVAL; + rc = reserve_pfn_range(paddr, vma_size, &pgprot, 1); + if (rc) + return rc;
+ /* Reservation for the destination VMA succeeded. */ + vm_flags_set(dst_vma, VM_PAT); + *pfn = PHYS_PFN(paddr); return 0; }
+void untrack_pfn_copy(struct vm_area_struct *dst_vma, unsigned long pfn) +{ + untrack_pfn(dst_vma, pfn, dst_vma->vm_end - dst_vma->vm_start, true); + /* + * Reservation was freed, any copied page tables will get cleaned + * up later, but without getting PAT involved again. + */ +} + /* * prot is passed in as a parameter for the new mapping. If the vma has * a linear pfn mapping for the entire range, or no vma is provided, @@ -1095,15 +1108,6 @@ void untrack_pfn(struct vm_area_struct *vma, unsigned long pfn, } }
-/* - * untrack_pfn_clear is called if the following situation fits: - * - * 1) while mremapping a pfnmap for a new region, with the old vma after - * its pfnmap page table has been removed. The new vma has a new pfnmap - * to the same pfn & cache type with VM_PAT set. - * 2) while duplicating vm area, the new vma fails to copy the pgtable from - * old vma. - */ void untrack_pfn_clear(struct vm_area_struct *vma) { vm_flags_clear(vma, VM_PAT); diff --git a/crypto/api.c b/crypto/api.c index bfd177a4313a..c2c4eb14ef95 100644 --- a/crypto/api.c +++ b/crypto/api.c @@ -36,7 +36,8 @@ EXPORT_SYMBOL_GPL(crypto_chain); DEFINE_STATIC_KEY_FALSE(__crypto_boot_test_finished); #endif
-static struct crypto_alg *crypto_larval_wait(struct crypto_alg *alg); +static struct crypto_alg *crypto_larval_wait(struct crypto_alg *alg, + u32 type, u32 mask); static struct crypto_alg *crypto_alg_lookup(const char *name, u32 type, u32 mask);
@@ -145,7 +146,7 @@ static struct crypto_alg *crypto_larval_add(const char *name, u32 type, if (alg != &larval->alg) { kfree(larval); if (crypto_is_larval(alg)) - alg = crypto_larval_wait(alg); + alg = crypto_larval_wait(alg, type, mask); }
return alg; @@ -197,7 +198,8 @@ static void crypto_start_test(struct crypto_larval *larval) crypto_schedule_test(larval); }
-static struct crypto_alg *crypto_larval_wait(struct crypto_alg *alg) +static struct crypto_alg *crypto_larval_wait(struct crypto_alg *alg, + u32 type, u32 mask) { struct crypto_larval *larval; long time_left; @@ -219,12 +221,7 @@ static struct crypto_alg *crypto_larval_wait(struct crypto_alg *alg) crypto_larval_kill(larval); alg = ERR_PTR(-ETIMEDOUT); } else if (!alg) { - u32 type; - u32 mask; - alg = &larval->alg; - type = alg->cra_flags & ~(CRYPTO_ALG_LARVAL | CRYPTO_ALG_DEAD); - mask = larval->mask; alg = crypto_alg_lookup(alg->cra_name, type, mask) ?: ERR_PTR(-EAGAIN); } else if (IS_ERR(alg)) @@ -304,7 +301,7 @@ static struct crypto_alg *crypto_larval_lookup(const char *name, u32 type, }
if (!IS_ERR_OR_NULL(alg) && crypto_is_larval(alg)) - alg = crypto_larval_wait(alg); + alg = crypto_larval_wait(alg, type, mask); else if (alg) ; else if (!(mask & CRYPTO_ALG_TESTED)) @@ -352,7 +349,7 @@ struct crypto_alg *crypto_alg_mod_lookup(const char *name, u32 type, u32 mask) ok = crypto_probing_notify(CRYPTO_MSG_ALG_REQUEST, larval);
if (ok == NOTIFY_STOP) - alg = crypto_larval_wait(larval); + alg = crypto_larval_wait(larval, type, mask); else { crypto_mod_put(larval); alg = ERR_PTR(-ENOENT); diff --git a/crypto/bpf_crypto_skcipher.c b/crypto/bpf_crypto_skcipher.c index b5e657415770..a88798d3e8c8 100644 --- a/crypto/bpf_crypto_skcipher.c +++ b/crypto/bpf_crypto_skcipher.c @@ -80,3 +80,4 @@ static void __exit bpf_crypto_skcipher_exit(void) module_init(bpf_crypto_skcipher_init); module_exit(bpf_crypto_skcipher_exit); MODULE_LICENSE("GPL"); +MODULE_DESCRIPTION("Symmetric key cipher support for BPF"); diff --git a/drivers/acpi/acpi_video.c b/drivers/acpi/acpi_video.c index a972831dbd66..064c7afba740 100644 --- a/drivers/acpi/acpi_video.c +++ b/drivers/acpi/acpi_video.c @@ -648,6 +648,13 @@ acpi_video_device_EDID(struct acpi_video_device *device, void **edid, int length
obj = buffer.pointer;
+ /* + * Some buggy implementations incorrectly return the EDID buffer in an ACPI package. + * In this case, extract the buffer from the package. + */ + if (obj && obj->type == ACPI_TYPE_PACKAGE && obj->package.count == 1) + obj = &obj->package.elements[0]; + if (obj && obj->type == ACPI_TYPE_BUFFER) { *edid = kmemdup(obj->buffer.pointer, obj->buffer.length, GFP_KERNEL); ret = *edid ? obj->buffer.length : -ENOMEM; @@ -657,7 +664,7 @@ acpi_video_device_EDID(struct acpi_video_device *device, void **edid, int length ret = -EFAULT; }
- kfree(obj); + kfree(buffer.pointer); return ret; }
diff --git a/drivers/acpi/nfit/core.c b/drivers/acpi/nfit/core.c index a5d47819b3a4..ae035b93da08 100644 --- a/drivers/acpi/nfit/core.c +++ b/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, diff --git a/drivers/acpi/processor_idle.c b/drivers/acpi/processor_idle.c index 698897b29de2..2df1296ff44d 100644 --- a/drivers/acpi/processor_idle.c +++ b/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; }
diff --git a/drivers/acpi/resource.c b/drivers/acpi/resource.c index b4cd14e7fa76..14c7bac4100b 100644 --- a/drivers/acpi/resource.c +++ b/drivers/acpi/resource.c @@ -440,6 +440,13 @@ static const struct dmi_system_id irq1_level_low_skip_override[] = { 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 = { diff --git a/drivers/acpi/x86/utils.c b/drivers/acpi/x86/utils.c index 068c1612660b..4ee30c2897a2 100644 --- a/drivers/acpi/x86/utils.c +++ b/drivers/acpi/x86/utils.c @@ -374,7 +374,8 @@ static const struct dmi_system_id acpi_quirk_skip_dmi_ids[] = { DMI_MATCH(DMI_PRODUCT_VERSION, "Blade3-10A-001"), }, .driver_data = (void *)(ACPI_QUIRK_SKIP_I2C_CLIENTS | - ACPI_QUIRK_SKIP_ACPI_AC_AND_BATTERY), + ACPI_QUIRK_SKIP_ACPI_AC_AND_BATTERY | + ACPI_QUIRK_SKIP_GPIO_EVENT_HANDLERS), }, { /* Medion Lifetab S10346 */ diff --git a/drivers/auxdisplay/Kconfig b/drivers/auxdisplay/Kconfig index 8934e6ad5772..bedc6133f970 100644 --- a/drivers/auxdisplay/Kconfig +++ b/drivers/auxdisplay/Kconfig @@ -503,6 +503,7 @@ config HT16K33 config MAX6959 tristate "Maxim MAX6958/6959 7-segment LED controller" depends on I2C + select BITREVERSE select REGMAP_I2C select LINEDISP help diff --git a/drivers/auxdisplay/panel.c b/drivers/auxdisplay/panel.c index a731f28455b4..6dc8798d01f9 100644 --- a/drivers/auxdisplay/panel.c +++ b/drivers/auxdisplay/panel.c @@ -1664,7 +1664,7 @@ static void panel_attach(struct parport *port) if (lcd.enabled) charlcd_unregister(lcd.charlcd); err_unreg_device: - kfree(lcd.charlcd); + charlcd_free(lcd.charlcd); lcd.charlcd = NULL; parport_unregister_device(pprt); pprt = NULL; @@ -1692,7 +1692,7 @@ static void panel_detach(struct parport *port) charlcd_unregister(lcd.charlcd); lcd.initialized = false; kfree(lcd.charlcd->drvdata); - kfree(lcd.charlcd); + charlcd_free(lcd.charlcd); lcd.charlcd = NULL; }
diff --git a/drivers/base/power/main.c b/drivers/base/power/main.c index 4a67e83300e1..1abe61f11525 100644 --- a/drivers/base/power/main.c +++ b/drivers/base/power/main.c @@ -913,6 +913,9 @@ 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); @@ -931,9 +934,6 @@ 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); @@ -973,7 +973,6 @@ 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);
@@ -1254,14 +1253,13 @@ static int device_suspend_noirq(struct device *dev, pm_message_t state, bool asy 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) @@ -1628,6 +1626,7 @@ 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; }
diff --git a/drivers/base/power/runtime.c b/drivers/base/power/runtime.c index 2ee45841486b..04113adb092b 100644 --- a/drivers/base/power/runtime.c +++ b/drivers/base/power/runtime.c @@ -1874,7 +1874,7 @@ 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 || diff --git a/drivers/block/ublk_drv.c b/drivers/block/ublk_drv.c index d9e8bf9f5e5a..65badf9ebecf 100644 --- a/drivers/block/ublk_drv.c +++ b/drivers/block/ublk_drv.c @@ -1452,17 +1452,27 @@ static void ublk_abort_queue(struct ublk_device *ub, struct ublk_queue *ubq) } }
+/* Must be called when queue is frozen */ +static bool ublk_mark_queue_canceling(struct ublk_queue *ubq) +{ + bool canceled; + + spin_lock(&ubq->cancel_lock); + canceled = ubq->canceling; + if (!canceled) + ubq->canceling = true; + spin_unlock(&ubq->cancel_lock); + + return canceled; +} + static bool ublk_abort_requests(struct ublk_device *ub, struct ublk_queue *ubq) { + bool was_canceled = ubq->canceling; struct gendisk *disk;
- spin_lock(&ubq->cancel_lock); - if (ubq->canceling) { - spin_unlock(&ubq->cancel_lock); + if (was_canceled) return false; - } - ubq->canceling = true; - spin_unlock(&ubq->cancel_lock);
spin_lock(&ub->lock); disk = ub->ub_disk; @@ -1474,14 +1484,23 @@ static bool ublk_abort_requests(struct ublk_device *ub, struct ublk_queue *ubq) if (!disk) return false;
- /* Now we are serialized with ublk_queue_rq() */ + /* + * Now we are serialized with ublk_queue_rq() + * + * Make sure that ubq->canceling is set when queue is frozen, + * because ublk_queue_rq() has to rely on this flag for avoiding to + * touch completed uring_cmd + */ blk_mq_quiesce_queue(disk->queue); - /* abort queue is for making forward progress */ - ublk_abort_queue(ub, ubq); + was_canceled = ublk_mark_queue_canceling(ubq); + if (!was_canceled) { + /* abort queue is for making forward progress */ + ublk_abort_queue(ub, ubq); + } blk_mq_unquiesce_queue(disk->queue); put_device(disk_to_dev(disk));
- return true; + return !was_canceled; }
static void ublk_cancel_cmd(struct ublk_queue *ubq, struct ublk_io *io, diff --git a/drivers/clk/imx/clk-imx8mp-audiomix.c b/drivers/clk/imx/clk-imx8mp-audiomix.c index c409fc7e0618..775f62dddb11 100644 --- a/drivers/clk/imx/clk-imx8mp-audiomix.c +++ b/drivers/clk/imx/clk-imx8mp-audiomix.c @@ -180,14 +180,14 @@ static struct clk_imx8mp_audiomix_sel sels[] = { CLK_GATE("asrc", ASRC_IPG), CLK_GATE("pdm", PDM_IPG), CLK_GATE("earc", EARC_IPG), - CLK_GATE("ocrama", OCRAMA_IPG), + CLK_GATE_PARENT("ocrama", OCRAMA_IPG, "axi"), CLK_GATE("aud2htx", AUD2HTX_IPG), CLK_GATE_PARENT("earc_phy", EARC_PHY, "sai_pll_out_div2"), CLK_GATE("sdma2", SDMA2_ROOT), CLK_GATE("sdma3", SDMA3_ROOT), CLK_GATE("spba2", SPBA2_ROOT), - CLK_GATE("dsp", DSP_ROOT), - CLK_GATE("dspdbg", DSPDBG_ROOT), + CLK_GATE_PARENT("dsp", DSP_ROOT, "axi"), + CLK_GATE_PARENT("dspdbg", DSPDBG_ROOT, "axi"), CLK_GATE("edma", EDMA_ROOT), CLK_GATE_PARENT("audpll", AUDPLL_ROOT, "osc_24m"), CLK_GATE("mu2", MU2_ROOT), diff --git a/drivers/clk/meson/g12a.c b/drivers/clk/meson/g12a.c index cfffd434e998..ceabebb1863d 100644 --- a/drivers/clk/meson/g12a.c +++ b/drivers/clk/meson/g12a.c @@ -1137,8 +1137,18 @@ 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, /* @@ -1203,7 +1213,10 @@ 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, }, }; @@ -1237,7 +1250,10 @@ 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, }, }; @@ -1271,7 +1287,10 @@ 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, }, }; @@ -1306,13 +1325,6 @@ 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, }, @@ -4311,7 +4323,7 @@ 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); diff --git a/drivers/clk/meson/gxbb.c b/drivers/clk/meson/gxbb.c index 8575b8485385..3abb44a2532b 100644 --- a/drivers/clk/meson/gxbb.c +++ b/drivers/clk/meson/gxbb.c @@ -1266,14 +1266,13 @@ 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 }, }; @@ -1283,6 +1282,7 @@ 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", @@ -1306,7 +1306,7 @@ 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, }, };
diff --git a/drivers/clk/mmp/clk-pxa1908-apmu.c b/drivers/clk/mmp/clk-pxa1908-apmu.c index 8cfb1258202f..d3a070687fc5 100644 --- a/drivers/clk/mmp/clk-pxa1908-apmu.c +++ b/drivers/clk/mmp/clk-pxa1908-apmu.c @@ -87,8 +87,8 @@ static int pxa1908_apmu_probe(struct platform_device *pdev) struct pxa1908_clk_unit *pxa_unit;
pxa_unit = devm_kzalloc(&pdev->dev, sizeof(*pxa_unit), GFP_KERNEL); - if (IS_ERR(pxa_unit)) - return PTR_ERR(pxa_unit); + if (!pxa_unit) + return -ENOMEM;
pxa_unit->base = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(pxa_unit->base)) diff --git a/drivers/clk/qcom/gcc-ipq5424.c b/drivers/clk/qcom/gcc-ipq5424.c index 88a7d5b2e751..0fec8188f3b0 100644 --- a/drivers/clk/qcom/gcc-ipq5424.c +++ b/drivers/clk/qcom/gcc-ipq5424.c @@ -572,13 +572,19 @@ static struct clk_rcg2 gcc_qupv3_spi1_clk_src = { };
static const struct freq_tbl ftbl_gcc_qupv3_uart0_clk_src[] = { - F(960000, P_XO, 10, 2, 5), - F(4800000, P_XO, 5, 0, 0), - F(9600000, P_XO, 2, 4, 5), - F(16000000, P_GPLL0_OUT_MAIN, 10, 1, 5), + F(3686400, P_GCC_GPLL0_OUT_MAIN_DIV_CLK_SRC, 1, 144, 15625), + F(7372800, P_GCC_GPLL0_OUT_MAIN_DIV_CLK_SRC, 1, 288, 15625), + F(14745600, P_GCC_GPLL0_OUT_MAIN_DIV_CLK_SRC, 1, 576, 15625), F(24000000, P_XO, 1, 0, 0), F(25000000, P_GPLL0_OUT_MAIN, 16, 1, 2), - F(50000000, P_GPLL0_OUT_MAIN, 16, 0, 0), + F(32000000, P_GPLL0_OUT_MAIN, 1, 1, 25), + F(40000000, P_GPLL0_OUT_MAIN, 1, 1, 20), + F(46400000, P_GPLL0_OUT_MAIN, 1, 29, 500), + F(48000000, P_GPLL0_OUT_MAIN, 1, 3, 50), + F(51200000, P_GPLL0_OUT_MAIN, 1, 8, 125), + F(56000000, P_GPLL0_OUT_MAIN, 1, 7, 100), + F(58982400, P_GPLL0_OUT_MAIN, 1, 1152, 15625), + F(60000000, P_GPLL0_OUT_MAIN, 1, 3, 40), F(64000000, P_GPLL0_OUT_MAIN, 12.5, 0, 0), { } }; @@ -614,11 +620,11 @@ static struct clk_rcg2 gcc_qupv3_uart1_clk_src = { static const struct freq_tbl ftbl_gcc_sdcc1_apps_clk_src[] = { F(144000, P_XO, 16, 12, 125), F(400000, P_XO, 12, 1, 5), - F(24000000, P_XO, 1, 0, 0), - F(48000000, P_GPLL2_OUT_MAIN, 12, 1, 2), - F(96000000, P_GPLL2_OUT_MAIN, 6, 1, 2), + F(24000000, P_GPLL2_OUT_MAIN, 12, 1, 2), + F(48000000, P_GPLL2_OUT_MAIN, 12, 0, 0), + F(96000000, P_GPLL2_OUT_MAIN, 6, 0, 0), F(177777778, P_GPLL0_OUT_MAIN, 4.5, 0, 0), - F(192000000, P_GPLL2_OUT_MAIN, 6, 0, 0), + F(192000000, P_GPLL2_OUT_MAIN, 3, 0, 0), F(200000000, P_GPLL0_OUT_MAIN, 4, 0, 0), { } }; diff --git a/drivers/clk/qcom/gcc-msm8953.c b/drivers/clk/qcom/gcc-msm8953.c index 855a61966f3e..8f29ecc74c50 100644 --- a/drivers/clk/qcom/gcc-msm8953.c +++ b/drivers/clk/qcom/gcc-msm8953.c @@ -3770,7 +3770,7 @@ 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), diff --git a/drivers/clk/qcom/gcc-sm8650.c b/drivers/clk/qcom/gcc-sm8650.c index 9dd5c48f33be..fa1672c4e7d8 100644 --- a/drivers/clk/qcom/gcc-sm8650.c +++ b/drivers/clk/qcom/gcc-sm8650.c @@ -3497,7 +3497,7 @@ static struct gdsc usb30_prim_gdsc = { .pd = { .name = "usb30_prim_gdsc", }, - .pwrsts = PWRSTS_OFF_ON, + .pwrsts = PWRSTS_RET_ON, .flags = POLL_CFG_GDSCR | RETAIN_FF_ENABLE, };
@@ -3506,7 +3506,7 @@ static struct gdsc usb3_phy_gdsc = { .pd = { .name = "usb3_phy_gdsc", }, - .pwrsts = PWRSTS_OFF_ON, + .pwrsts = PWRSTS_RET_ON, .flags = POLL_CFG_GDSCR | RETAIN_FF_ENABLE, };
diff --git a/drivers/clk/qcom/gcc-x1e80100.c b/drivers/clk/qcom/gcc-x1e80100.c index 7288af845434..009f39139b64 100644 --- a/drivers/clk/qcom/gcc-x1e80100.c +++ b/drivers/clk/qcom/gcc-x1e80100.c @@ -2564,19 +2564,6 @@ static struct clk_branch gcc_disp_hf_axi_clk = { }, };
-static struct clk_branch gcc_disp_xo_clk = { - .halt_reg = 0x27018, - .halt_check = BRANCH_HALT, - .clkr = { - .enable_reg = 0x27018, - .enable_mask = BIT(0), - .hw.init = &(const struct clk_init_data) { - .name = "gcc_disp_xo_clk", - .ops = &clk_branch2_ops, - }, - }, -}; - static struct clk_branch gcc_gp1_clk = { .halt_reg = 0x64000, .halt_check = BRANCH_HALT, @@ -2631,21 +2618,6 @@ static struct clk_branch gcc_gp3_clk = { }, };
-static struct clk_branch gcc_gpu_cfg_ahb_clk = { - .halt_reg = 0x71004, - .halt_check = BRANCH_HALT_VOTED, - .hwcg_reg = 0x71004, - .hwcg_bit = 1, - .clkr = { - .enable_reg = 0x71004, - .enable_mask = BIT(0), - .hw.init = &(const struct clk_init_data) { - .name = "gcc_gpu_cfg_ahb_clk", - .ops = &clk_branch2_ops, - }, - }, -}; - static struct clk_branch gcc_gpu_gpll0_cph_clk_src = { .halt_check = BRANCH_HALT_DELAY, .clkr = { @@ -6268,7 +6240,6 @@ static struct clk_regmap *gcc_x1e80100_clocks[] = { [GCC_CNOC_PCIE_TUNNEL_CLK] = &gcc_cnoc_pcie_tunnel_clk.clkr, [GCC_DDRSS_GPU_AXI_CLK] = &gcc_ddrss_gpu_axi_clk.clkr, [GCC_DISP_HF_AXI_CLK] = &gcc_disp_hf_axi_clk.clkr, - [GCC_DISP_XO_CLK] = &gcc_disp_xo_clk.clkr, [GCC_GP1_CLK] = &gcc_gp1_clk.clkr, [GCC_GP1_CLK_SRC] = &gcc_gp1_clk_src.clkr, [GCC_GP2_CLK] = &gcc_gp2_clk.clkr, @@ -6281,7 +6252,6 @@ static struct clk_regmap *gcc_x1e80100_clocks[] = { [GCC_GPLL7] = &gcc_gpll7.clkr, [GCC_GPLL8] = &gcc_gpll8.clkr, [GCC_GPLL9] = &gcc_gpll9.clkr, - [GCC_GPU_CFG_AHB_CLK] = &gcc_gpu_cfg_ahb_clk.clkr, [GCC_GPU_GPLL0_CPH_CLK_SRC] = &gcc_gpu_gpll0_cph_clk_src.clkr, [GCC_GPU_GPLL0_DIV_CPH_CLK_SRC] = &gcc_gpu_gpll0_div_cph_clk_src.clkr, [GCC_GPU_MEMNOC_GFX_CLK] = &gcc_gpu_memnoc_gfx_clk.clkr, diff --git a/drivers/clk/qcom/mmcc-sdm660.c b/drivers/clk/qcom/mmcc-sdm660.c index 98ba5b4518fb..b9f02d91004e 100644 --- a/drivers/clk/qcom/mmcc-sdm660.c +++ b/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), diff --git a/drivers/clk/renesas/r9a08g045-cpg.c b/drivers/clk/renesas/r9a08g045-cpg.c index b2ae8cdc4723..43866dbf9663 100644 --- a/drivers/clk/renesas/r9a08g045-cpg.c +++ b/drivers/clk/renesas/r9a08g045-cpg.c @@ -51,7 +51,7 @@ #define G3S_SEL_SDHI2 SEL_PLL_PACK(G3S_CPG_SDHI_DSEL, 8, 2)
/* PLL 1/4/6 configuration registers macro. */ -#define G3S_PLL146_CONF(clk1, clk2) ((clk1) << 22 | (clk2) << 12) +#define G3S_PLL146_CONF(clk1, clk2, setting) ((clk1) << 22 | (clk2) << 12 | (setting))
#define DEF_G3S_MUX(_name, _id, _conf, _parent_names, _mux_flags, _clk_flags) \ DEF_TYPE(_name, _id, CLK_TYPE_MUX, .conf = (_conf), \ @@ -134,7 +134,8 @@ static const struct cpg_core_clk r9a08g045_core_clks[] __initconst = {
/* Internal Core Clocks */ DEF_FIXED(".osc_div1000", CLK_OSC_DIV1000, CLK_EXTAL, 1, 1000), - DEF_G3S_PLL(".pll1", CLK_PLL1, CLK_EXTAL, G3S_PLL146_CONF(0x4, 0x8)), + DEF_G3S_PLL(".pll1", CLK_PLL1, CLK_EXTAL, G3S_PLL146_CONF(0x4, 0x8, 0x100), + 1100000000UL), DEF_FIXED(".pll2", CLK_PLL2, CLK_EXTAL, 200, 3), DEF_FIXED(".pll3", CLK_PLL3, CLK_EXTAL, 200, 3), DEF_FIXED(".pll4", CLK_PLL4, CLK_EXTAL, 100, 3), diff --git a/drivers/clk/renesas/rzg2l-cpg.c b/drivers/clk/renesas/rzg2l-cpg.c index ddf722ca79eb..4bd8862dc82b 100644 --- a/drivers/clk/renesas/rzg2l-cpg.c +++ b/drivers/clk/renesas/rzg2l-cpg.c @@ -51,6 +51,7 @@ #define RZG3S_DIV_M GENMASK(25, 22) #define RZG3S_DIV_NI GENMASK(21, 13) #define RZG3S_DIV_NF GENMASK(12, 1) +#define RZG3S_SEL_PLL BIT(0)
#define CLK_ON_R(reg) (reg) #define CLK_MON_R(reg) (0x180 + (reg)) @@ -60,6 +61,7 @@ #define GET_REG_OFFSET(val) ((val >> 20) & 0xfff) #define GET_REG_SAMPLL_CLK1(val) ((val >> 22) & 0xfff) #define GET_REG_SAMPLL_CLK2(val) ((val >> 12) & 0xfff) +#define GET_REG_SAMPLL_SETTING(val) ((val) & 0xfff)
#define CPG_WEN_BIT BIT(16)
@@ -943,6 +945,7 @@ rzg2l_cpg_sipll5_register(const struct cpg_core_clk *core,
struct pll_clk { struct clk_hw hw; + unsigned long default_rate; unsigned int conf; unsigned int type; void __iomem *base; @@ -980,12 +983,19 @@ static unsigned long rzg3s_cpg_pll_clk_recalc_rate(struct clk_hw *hw, { struct pll_clk *pll_clk = to_pll(hw); struct rzg2l_cpg_priv *priv = pll_clk->priv; - u32 nir, nfr, mr, pr, val; + u32 nir, nfr, mr, pr, val, setting; u64 rate;
if (pll_clk->type != CLK_TYPE_G3S_PLL) return parent_rate;
+ setting = GET_REG_SAMPLL_SETTING(pll_clk->conf); + if (setting) { + val = readl(priv->base + setting); + if (val & RZG3S_SEL_PLL) + return pll_clk->default_rate; + } + val = readl(priv->base + GET_REG_SAMPLL_CLK1(pll_clk->conf));
pr = 1 << FIELD_GET(RZG3S_DIV_P, val); @@ -1038,6 +1048,7 @@ rzg2l_cpg_pll_clk_register(const struct cpg_core_clk *core, pll_clk->base = priv->base; pll_clk->priv = priv; pll_clk->type = core->type; + pll_clk->default_rate = core->default_rate;
ret = devm_clk_hw_register(dev, &pll_clk->hw); if (ret) diff --git a/drivers/clk/renesas/rzg2l-cpg.h b/drivers/clk/renesas/rzg2l-cpg.h index 881a89b5a710..b74c94a16986 100644 --- a/drivers/clk/renesas/rzg2l-cpg.h +++ b/drivers/clk/renesas/rzg2l-cpg.h @@ -102,7 +102,10 @@ struct cpg_core_clk { const struct clk_div_table *dtable; const u32 *mtable; const unsigned long invalid_rate; - const unsigned long max_rate; + union { + const unsigned long max_rate; + const unsigned long default_rate; + }; const char * const *parent_names; notifier_fn_t notifier; u32 flag; @@ -144,8 +147,9 @@ enum clk_types { DEF_TYPE(_name, _id, _type, .parent = _parent) #define DEF_SAMPLL(_name, _id, _parent, _conf) \ DEF_TYPE(_name, _id, CLK_TYPE_SAM_PLL, .parent = _parent, .conf = _conf) -#define DEF_G3S_PLL(_name, _id, _parent, _conf) \ - DEF_TYPE(_name, _id, CLK_TYPE_G3S_PLL, .parent = _parent, .conf = _conf) +#define DEF_G3S_PLL(_name, _id, _parent, _conf, _default_rate) \ + DEF_TYPE(_name, _id, CLK_TYPE_G3S_PLL, .parent = _parent, .conf = _conf, \ + .default_rate = _default_rate) #define DEF_INPUT(_name, _id) \ DEF_TYPE(_name, _id, CLK_TYPE_IN) #define DEF_FIXED(_name, _id, _parent, _mult, _div) \ diff --git a/drivers/clk/rockchip/clk-rk3328.c b/drivers/clk/rockchip/clk-rk3328.c index 3bb87b27b662..cf60fcf2fa5c 100644 --- a/drivers/clk/rockchip/clk-rk3328.c +++ b/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", diff --git a/drivers/clk/samsung/clk.c b/drivers/clk/samsung/clk.c index 283c523763e6..8d440cf56bd4 100644 --- a/drivers/clk/samsung/clk.c +++ b/drivers/clk/samsung/clk.c @@ -74,12 +74,12 @@ struct samsung_clk_provider * __init samsung_clk_init(struct device *dev, 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->dev = dev; ctx->reg_base = base; - ctx->clk_data.num = nr_clks; spin_lock_init(&ctx->lock);
return ctx; diff --git a/drivers/cpufreq/Kconfig.arm b/drivers/cpufreq/Kconfig.arm index 5f7e13e60c80..e67b2326671c 100644 --- a/drivers/cpufreq/Kconfig.arm +++ b/drivers/cpufreq/Kconfig.arm @@ -245,7 +245,7 @@ config ARM_TEGRA186_CPUFREQ
config ARM_TEGRA194_CPUFREQ tristate "Tegra194 CPUFreq support" - depends on ARCH_TEGRA_194_SOC || (64BIT && COMPILE_TEST) + depends on ARCH_TEGRA_194_SOC || ARCH_TEGRA_234_SOC || (64BIT && COMPILE_TEST) depends on TEGRA_BPMP default y help diff --git a/drivers/cpufreq/armada-8k-cpufreq.c b/drivers/cpufreq/armada-8k-cpufreq.c index 7a979db81f09..5a3545bd0d8d 100644 --- a/drivers/cpufreq/armada-8k-cpufreq.c +++ b/drivers/cpufreq/armada-8k-cpufreq.c @@ -47,7 +47,7 @@ static void __init armada_8k_get_sharing_cpus(struct clk *cur_clk, { int cpu;
- for_each_possible_cpu(cpu) { + for_each_present_cpu(cpu) { struct device *cpu_dev; struct clk *clk;
diff --git a/drivers/cpufreq/cpufreq-dt.c b/drivers/cpufreq/cpufreq-dt.c index 3a7c3372bda7..f3913eea5e55 100644 --- a/drivers/cpufreq/cpufreq-dt.c +++ b/drivers/cpufreq/cpufreq-dt.c @@ -303,7 +303,7 @@ static int dt_cpufreq_probe(struct platform_device *pdev) int ret, cpu;
/* Request resources early so we can return in case of -EPROBE_DEFER */ - for_each_possible_cpu(cpu) { + for_each_present_cpu(cpu) { ret = dt_cpufreq_early_init(&pdev->dev, cpu); if (ret) goto err; diff --git a/drivers/cpufreq/cpufreq_governor.c b/drivers/cpufreq/cpufreq_governor.c index af44ee6a6430..1a7fcaf39cc9 100644 --- a/drivers/cpufreq/cpufreq_governor.c +++ b/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) diff --git a/drivers/cpufreq/mediatek-cpufreq-hw.c b/drivers/cpufreq/mediatek-cpufreq-hw.c index 9252ebd60373..478257523cc3 100644 --- a/drivers/cpufreq/mediatek-cpufreq-hw.c +++ b/drivers/cpufreq/mediatek-cpufreq-hw.c @@ -304,7 +304,7 @@ static int mtk_cpufreq_hw_driver_probe(struct platform_device *pdev) struct regulator *cpu_reg;
/* Make sure that all CPU supplies are available before proceeding. */ - for_each_possible_cpu(cpu) { + for_each_present_cpu(cpu) { cpu_dev = get_cpu_device(cpu); if (!cpu_dev) return dev_err_probe(&pdev->dev, -EPROBE_DEFER, diff --git a/drivers/cpufreq/mediatek-cpufreq.c b/drivers/cpufreq/mediatek-cpufreq.c index 663f61565cf7..2e4f9ca0af35 100644 --- a/drivers/cpufreq/mediatek-cpufreq.c +++ b/drivers/cpufreq/mediatek-cpufreq.c @@ -632,7 +632,7 @@ static int mtk_cpufreq_probe(struct platform_device *pdev) return dev_err_probe(&pdev->dev, -ENODEV, "failed to get mtk cpufreq platform data\n");
- for_each_possible_cpu(cpu) { + for_each_present_cpu(cpu) { info = mtk_cpu_dvfs_info_lookup(cpu); if (info) continue; diff --git a/drivers/cpufreq/mvebu-cpufreq.c b/drivers/cpufreq/mvebu-cpufreq.c index 7f3cfe668f30..2aad4c04673c 100644 --- a/drivers/cpufreq/mvebu-cpufreq.c +++ b/drivers/cpufreq/mvebu-cpufreq.c @@ -56,7 +56,7 @@ static int __init armada_xp_pmsu_cpufreq_init(void) * it), and registers the clock notifier that will take care * of doing the PMSU part of a frequency transition. */ - for_each_possible_cpu(cpu) { + for_each_present_cpu(cpu) { struct device *cpu_dev; struct clk *clk; int ret; diff --git a/drivers/cpufreq/qcom-cpufreq-hw.c b/drivers/cpufreq/qcom-cpufreq-hw.c index b2e7e89feaac..dce7cad1813f 100644 --- a/drivers/cpufreq/qcom-cpufreq-hw.c +++ b/drivers/cpufreq/qcom-cpufreq-hw.c @@ -306,7 +306,7 @@ static void qcom_get_related_cpus(int index, struct cpumask *m) struct of_phandle_args args; int cpu, ret;
- for_each_possible_cpu(cpu) { + for_each_present_cpu(cpu) { cpu_np = of_cpu_device_node_get(cpu); if (!cpu_np) continue; diff --git a/drivers/cpufreq/qcom-cpufreq-nvmem.c b/drivers/cpufreq/qcom-cpufreq-nvmem.c index 3a8ed723a23e..54f8117103c8 100644 --- a/drivers/cpufreq/qcom-cpufreq-nvmem.c +++ b/drivers/cpufreq/qcom-cpufreq-nvmem.c @@ -489,7 +489,7 @@ static int qcom_cpufreq_probe(struct platform_device *pdev) nvmem_cell_put(speedbin_nvmem); }
- for_each_possible_cpu(cpu) { + for_each_present_cpu(cpu) { struct dev_pm_opp_config config = { .supported_hw = NULL, }; @@ -543,7 +543,7 @@ static int qcom_cpufreq_probe(struct platform_device *pdev) dev_err(cpu_dev, "Failed to register platform device\n");
free_opp: - for_each_possible_cpu(cpu) { + for_each_present_cpu(cpu) { dev_pm_domain_detach_list(drv->cpus[cpu].pd_list); dev_pm_opp_clear_config(drv->cpus[cpu].opp_token); } @@ -557,7 +557,7 @@ static void qcom_cpufreq_remove(struct platform_device *pdev)
platform_device_unregister(cpufreq_dt_pdev);
- for_each_possible_cpu(cpu) { + for_each_present_cpu(cpu) { dev_pm_domain_detach_list(drv->cpus[cpu].pd_list); dev_pm_opp_clear_config(drv->cpus[cpu].opp_token); } @@ -568,7 +568,7 @@ static int qcom_cpufreq_suspend(struct device *dev) struct qcom_cpufreq_drv *drv = dev_get_drvdata(dev); unsigned int cpu;
- for_each_possible_cpu(cpu) + for_each_present_cpu(cpu) qcom_cpufreq_suspend_pd_devs(drv, cpu);
return 0; diff --git a/drivers/cpufreq/scmi-cpufreq.c b/drivers/cpufreq/scmi-cpufreq.c index 07d6f9a9b7c8..66e2d24e5fa1 100644 --- a/drivers/cpufreq/scmi-cpufreq.c +++ b/drivers/cpufreq/scmi-cpufreq.c @@ -101,7 +101,7 @@ scmi_get_sharing_cpus(struct device *cpu_dev, int domain, int cpu, tdomain; struct device *tcpu_dev;
- for_each_possible_cpu(cpu) { + for_each_present_cpu(cpu) { if (cpu == cpu_dev->id) continue;
diff --git a/drivers/cpufreq/scpi-cpufreq.c b/drivers/cpufreq/scpi-cpufreq.c index cd89c1b9832c..1f97b949763f 100644 --- a/drivers/cpufreq/scpi-cpufreq.c +++ b/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; @@ -64,7 +65,7 @@ scpi_get_sharing_cpus(struct device *cpu_dev, struct cpumask *cpumask) if (domain < 0) return domain;
- for_each_possible_cpu(cpu) { + for_each_present_cpu(cpu) { if (cpu == cpu_dev->id) continue;
diff --git a/drivers/cpufreq/sun50i-cpufreq-nvmem.c b/drivers/cpufreq/sun50i-cpufreq-nvmem.c index 17d6a149f580..47d6840b3489 100644 --- a/drivers/cpufreq/sun50i-cpufreq-nvmem.c +++ b/drivers/cpufreq/sun50i-cpufreq-nvmem.c @@ -262,7 +262,7 @@ static int sun50i_cpufreq_nvmem_probe(struct platform_device *pdev) snprintf(name, sizeof(name), "speed%d", speed); config.prop_name = name;
- for_each_possible_cpu(cpu) { + for_each_present_cpu(cpu) { struct device *cpu_dev = get_cpu_device(cpu);
if (!cpu_dev) { @@ -288,7 +288,7 @@ static int sun50i_cpufreq_nvmem_probe(struct platform_device *pdev) pr_err("Failed to register platform device\n");
free_opp: - for_each_possible_cpu(cpu) + for_each_present_cpu(cpu) dev_pm_opp_clear_config(opp_tokens[cpu]); kfree(opp_tokens);
@@ -302,7 +302,7 @@ static void sun50i_cpufreq_nvmem_remove(struct platform_device *pdev)
platform_device_unregister(cpufreq_dt_pdev);
- for_each_possible_cpu(cpu) + for_each_present_cpu(cpu) dev_pm_opp_clear_config(opp_tokens[cpu]);
kfree(opp_tokens); diff --git a/drivers/cpufreq/virtual-cpufreq.c b/drivers/cpufreq/virtual-cpufreq.c index a050b3a6737f..272dc3c85106 100644 --- a/drivers/cpufreq/virtual-cpufreq.c +++ b/drivers/cpufreq/virtual-cpufreq.c @@ -138,7 +138,7 @@ static int virt_cpufreq_get_sharing_cpus(struct cpufreq_policy *policy) cur_perf_domain = readl_relaxed(base + policy->cpu * PER_CPU_OFFSET + REG_PERF_DOMAIN_OFFSET);
- for_each_possible_cpu(cpu) { + for_each_present_cpu(cpu) { cpu_dev = get_cpu_device(cpu); if (!cpu_dev) continue; diff --git a/drivers/cpuidle/cpuidle-arm.c b/drivers/cpuidle/cpuidle-arm.c index caba6f4bb1b7..e044fefdb816 100644 --- a/drivers/cpuidle/cpuidle-arm.c +++ b/drivers/cpuidle/cpuidle-arm.c @@ -137,9 +137,9 @@ static int __init arm_idle_init_cpu(int cpu) /* * arm_idle_init - Initializes arm cpuidle driver * - * Initializes arm cpuidle driver for all CPUs, if any CPU fails - * to register cpuidle driver then rollback to cancel all CPUs - * registration. + * Initializes arm cpuidle driver for all present CPUs, if any + * CPU fails to register cpuidle driver then rollback to cancel + * all CPUs registration. */ static int __init arm_idle_init(void) { @@ -147,7 +147,7 @@ static int __init arm_idle_init(void) struct cpuidle_driver *drv; struct cpuidle_device *dev;
- for_each_possible_cpu(cpu) { + for_each_present_cpu(cpu) { ret = arm_idle_init_cpu(cpu); if (ret) goto out_fail; diff --git a/drivers/cpuidle/cpuidle-big_little.c b/drivers/cpuidle/cpuidle-big_little.c index 74972deda0ea..4abba42fcc31 100644 --- a/drivers/cpuidle/cpuidle-big_little.c +++ b/drivers/cpuidle/cpuidle-big_little.c @@ -148,7 +148,7 @@ static int __init bl_idle_driver_init(struct cpuidle_driver *drv, int part_id) if (!cpumask) return -ENOMEM;
- for_each_possible_cpu(cpu) + for_each_present_cpu(cpu) if (smp_cpuid_part(cpu) == part_id) cpumask_set_cpu(cpu, cpumask);
diff --git a/drivers/cpuidle/cpuidle-psci.c b/drivers/cpuidle/cpuidle-psci.c index 2562dc001fc1..a4594c3d6562 100644 --- a/drivers/cpuidle/cpuidle-psci.c +++ b/drivers/cpuidle/cpuidle-psci.c @@ -400,7 +400,7 @@ static int psci_idle_init_cpu(struct device *dev, int cpu) /* * psci_idle_probe - Initializes PSCI cpuidle driver * - * Initializes PSCI cpuidle driver for all CPUs, if any CPU fails + * Initializes PSCI cpuidle driver for all present CPUs, if any CPU fails * to register cpuidle driver then rollback to cancel all CPUs * registration. */ @@ -410,7 +410,7 @@ static int psci_cpuidle_probe(struct platform_device *pdev) struct cpuidle_driver *drv; struct cpuidle_device *dev;
- for_each_possible_cpu(cpu) { + for_each_present_cpu(cpu) { ret = psci_idle_init_cpu(&pdev->dev, cpu); if (ret) goto out_fail; diff --git a/drivers/cpuidle/cpuidle-qcom-spm.c b/drivers/cpuidle/cpuidle-qcom-spm.c index 3ab240e0e122..5f386761b156 100644 --- a/drivers/cpuidle/cpuidle-qcom-spm.c +++ b/drivers/cpuidle/cpuidle-qcom-spm.c @@ -135,7 +135,7 @@ static int spm_cpuidle_drv_probe(struct platform_device *pdev) if (ret) return dev_err_probe(&pdev->dev, ret, "set warm boot addr failed");
- for_each_possible_cpu(cpu) { + for_each_present_cpu(cpu) { ret = spm_cpuidle_register(&pdev->dev, cpu); if (ret && ret != -ENODEV) { dev_err(&pdev->dev, diff --git a/drivers/cpuidle/cpuidle-riscv-sbi.c b/drivers/cpuidle/cpuidle-riscv-sbi.c index 0c92a628bbd4..0fe1ece9fbdc 100644 --- a/drivers/cpuidle/cpuidle-riscv-sbi.c +++ b/drivers/cpuidle/cpuidle-riscv-sbi.c @@ -529,8 +529,8 @@ static int sbi_cpuidle_probe(struct platform_device *pdev) return ret; }
- /* Initialize CPU idle driver for each CPU */ - for_each_possible_cpu(cpu) { + /* Initialize CPU idle driver for each present CPU */ + for_each_present_cpu(cpu) { ret = sbi_cpuidle_init_cpu(&pdev->dev, cpu); if (ret) { pr_debug("HART%ld: idle driver init failed\n", diff --git a/drivers/crypto/hisilicon/sec2/sec.h b/drivers/crypto/hisilicon/sec2/sec.h index 4b9970230822..703920b49c7c 100644 --- a/drivers/crypto/hisilicon/sec2/sec.h +++ b/drivers/crypto/hisilicon/sec2/sec.h @@ -37,7 +37,6 @@ struct sec_aead_req { u8 *a_ivin; dma_addr_t a_ivin_dma; struct aead_request *aead_req; - bool fallback; };
/* SEC request of Crypto */ diff --git a/drivers/crypto/hisilicon/sec2/sec_crypto.c b/drivers/crypto/hisilicon/sec2/sec_crypto.c index 66bc07da9eb6..8ea5305bc320 100644 --- a/drivers/crypto/hisilicon/sec2/sec_crypto.c +++ b/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 @@ -691,14 +690,10 @@ static int sec_skcipher_fbtfm_init(struct crypto_skcipher *tfm)
c_ctx->fallback = false;
- /* Currently, only XTS mode need fallback tfm when using 192bit key */ - if (likely(strncmp(alg, "xts", SEC_XTS_NAME_SZ))) - return 0; - c_ctx->fbtfm = crypto_alloc_sync_skcipher(alg, 0, CRYPTO_ALG_NEED_FALLBACK); if (IS_ERR(c_ctx->fbtfm)) { - pr_err("failed to alloc xts mode fallback tfm!\n"); + pr_err("failed to alloc fallback tfm for %s!\n", alg); return PTR_ERR(c_ctx->fbtfm); }
@@ -858,7 +853,7 @@ static int sec_skcipher_setkey(struct crypto_skcipher *tfm, const u8 *key, }
memcpy(c_ctx->c_key, key, keylen); - if (c_ctx->fallback && c_ctx->fbtfm) { + if (c_ctx->fbtfm) { ret = crypto_sync_skcipher_setkey(c_ctx->fbtfm, key, keylen); if (ret) { dev_err(dev, "failed to set fallback skcipher key!\n"); @@ -1090,11 +1085,6 @@ 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) { @@ -1106,7 +1096,8 @@ 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; }
@@ -1160,8 +1151,10 @@ static int sec_aead_setkey(struct crypto_aead *tfm, const u8 *key, }
ret = crypto_authenc_extractkeys(&keys, key, keylen); - if (ret) + if (ret) { + dev_err(dev, "sec extract aead keys err!\n"); goto bad_key; + }
ret = sec_aead_aes_set_key(c_ctx, &keys); if (ret) { @@ -1175,12 +1168,6 @@ 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) { - ret = -EINVAL; - dev_err(dev, "AUTH key length error!\n"); - goto bad_key; - } - ret = sec_aead_fallback_setkey(a_ctx, tfm, key, keylen); if (ret) { dev_err(dev, "set sec fallback key err!\n"); @@ -1583,11 +1570,10 @@ 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); @@ -1639,12 +1625,10 @@ 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); @@ -2003,8 +1987,7 @@ static int sec_aead_sha512_ctx_init(struct crypto_aead *tfm) return sec_aead_ctx_init(tfm, "sha512"); }
-static int sec_skcipher_cryptlen_check(struct sec_ctx *ctx, - struct sec_req *sreq) +static int sec_skcipher_cryptlen_check(struct sec_ctx *ctx, struct sec_req *sreq) { u32 cryptlen = sreq->c_req.sk_req->cryptlen; struct device *dev = ctx->dev; @@ -2026,10 +2009,6 @@ static int sec_skcipher_cryptlen_check(struct sec_ctx *ctx, } break; case SEC_CMODE_CTR: - if (unlikely(ctx->sec->qm.ver < QM_HW_V3)) { - dev_err(dev, "skcipher HW version error!\n"); - ret = -EINVAL; - } break; default: ret = -EINVAL; @@ -2038,17 +2017,21 @@ static int sec_skcipher_cryptlen_check(struct sec_ctx *ctx, return ret; }
-static int sec_skcipher_param_check(struct sec_ctx *ctx, struct sec_req *sreq) +static int sec_skcipher_param_check(struct sec_ctx *ctx, + struct sec_req *sreq, bool *need_fallback) { struct skcipher_request *sk_req = sreq->c_req.sk_req; struct device *dev = ctx->dev; u8 c_alg = ctx->c_ctx.c_alg;
- if (unlikely(!sk_req->src || !sk_req->dst || - sk_req->cryptlen > MAX_INPUT_DATA_LEN)) { + if (unlikely(!sk_req->src || !sk_req->dst)) { dev_err(dev, "skcipher input param error!\n"); return -EINVAL; } + + if (sk_req->cryptlen > MAX_INPUT_DATA_LEN) + *need_fallback = true; + sreq->c_req.c_len = sk_req->cryptlen;
if (ctx->pbuf_supported && sk_req->cryptlen <= SEC_PBUF_SZ) @@ -2106,6 +2089,7 @@ static int sec_skcipher_crypto(struct skcipher_request *sk_req, bool encrypt) struct crypto_skcipher *tfm = crypto_skcipher_reqtfm(sk_req); struct sec_req *req = skcipher_request_ctx(sk_req); struct sec_ctx *ctx = crypto_skcipher_ctx(tfm); + bool need_fallback = false; int ret;
if (!sk_req->cryptlen) { @@ -2119,11 +2103,11 @@ static int sec_skcipher_crypto(struct skcipher_request *sk_req, bool encrypt) req->c_req.encrypt = encrypt; req->ctx = ctx;
- ret = sec_skcipher_param_check(ctx, req); + ret = sec_skcipher_param_check(ctx, req, &need_fallback); if (unlikely(ret)) return -EINVAL;
- if (unlikely(ctx->c_ctx.fallback)) + if (unlikely(ctx->c_ctx.fallback || need_fallback)) return sec_skcipher_soft_crypto(ctx, sk_req, encrypt);
return ctx->req_op->process(ctx, req); @@ -2231,52 +2215,35 @@ static int sec_aead_spec_check(struct sec_ctx *ctx, struct sec_req *sreq) struct crypto_aead *tfm = crypto_aead_reqtfm(req); size_t sz = crypto_aead_authsize(tfm); u8 c_mode = ctx->c_ctx.c_mode; - 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)) { - sreq->aead_req.fallback = true; + if (unlikely(ctx->sec->qm.ver == QM_HW_V2 && !sreq->c_req.c_len)) return -EINVAL; - }
if (unlikely(req->cryptlen + req->assoclen > MAX_INPUT_DATA_LEN || - req->assoclen > SEC_MAX_AAD_LEN)) { - dev_err(dev, "aead input spec error!\n"); + req->assoclen > SEC_MAX_AAD_LEN)) return -EINVAL; - }
if (c_mode == SEC_CMODE_CCM) { - if (unlikely(req->assoclen > SEC_MAX_CCM_AAD_LEN)) { - dev_err_ratelimited(dev, "CCM input aad parameter is too long!\n"); + if (unlikely(req->assoclen > SEC_MAX_CCM_AAD_LEN)) return -EINVAL; - } - ret = aead_iv_demension_check(req); - if (ret) { - dev_err(dev, "aead input iv param error!\n"); - return ret; - } - }
- if (sreq->c_req.encrypt) - sreq->c_req.c_len = req->cryptlen; - else - sreq->c_req.c_len = req->cryptlen - sz; - if (c_mode == SEC_CMODE_CBC) { - if (unlikely(sreq->c_req.c_len & (AES_BLOCK_SIZE - 1))) { - dev_err(dev, "aead crypto length error!\n"); + ret = aead_iv_demension_check(req); + if (unlikely(ret)) + return -EINVAL; + } else if (c_mode == SEC_CMODE_CBC) { + if (unlikely(sz & WORD_MASK)) + return -EINVAL; + if (unlikely(ctx->a_ctx.a_key_len & WORD_MASK)) return -EINVAL; - } }
return 0; }
-static int sec_aead_param_check(struct sec_ctx *ctx, struct sec_req *sreq) +static int sec_aead_param_check(struct sec_ctx *ctx, struct sec_req *sreq, bool *need_fallback) { struct aead_request *req = sreq->aead_req.aead_req; - struct crypto_aead *tfm = crypto_aead_reqtfm(req); - size_t authsize = crypto_aead_authsize(tfm); struct device *dev = ctx->dev; u8 c_alg = ctx->c_ctx.c_alg;
@@ -2285,12 +2252,10 @@ static int sec_aead_param_check(struct sec_ctx *ctx, struct sec_req *sreq) return -EINVAL; }
- if (ctx->sec->qm.ver == QM_HW_V2) { - if (unlikely(!req->cryptlen || (!sreq->c_req.encrypt && - req->cryptlen <= authsize))) { - sreq->aead_req.fallback = true; - return -EINVAL; - } + if (unlikely(ctx->c_ctx.c_mode == SEC_CMODE_CBC && + sreq->c_req.c_len & (AES_BLOCK_SIZE - 1))) { + dev_err(dev, "aead cbc mode input data length error!\n"); + return -EINVAL; }
/* Support AES or SM4 */ @@ -2299,8 +2264,10 @@ static int sec_aead_param_check(struct sec_ctx *ctx, struct sec_req *sreq) return -EINVAL; }
- if (unlikely(sec_aead_spec_check(ctx, sreq))) + if (unlikely(sec_aead_spec_check(ctx, sreq))) { + *need_fallback = true; return -EINVAL; + }
if (ctx->pbuf_supported && (req->cryptlen + req->assoclen) <= SEC_PBUF_SZ) @@ -2344,17 +2311,19 @@ static int sec_aead_crypto(struct aead_request *a_req, bool encrypt) struct crypto_aead *tfm = crypto_aead_reqtfm(a_req); struct sec_req *req = aead_request_ctx(a_req); struct sec_ctx *ctx = crypto_aead_ctx(tfm); + size_t sz = crypto_aead_authsize(tfm); + bool need_fallback = false; int ret;
req->flag = a_req->base.flags; req->aead_req.aead_req = a_req; req->c_req.encrypt = encrypt; req->ctx = ctx; - req->aead_req.fallback = false; + req->c_req.c_len = a_req->cryptlen - (req->c_req.encrypt ? 0 : sz);
- ret = sec_aead_param_check(ctx, req); + ret = sec_aead_param_check(ctx, req, &need_fallback); if (unlikely(ret)) { - if (req->aead_req.fallback) + if (need_fallback) return sec_aead_soft_crypto(ctx, a_req, encrypt); return -EINVAL; } diff --git a/drivers/crypto/intel/iaa/iaa_crypto_main.c b/drivers/crypto/intel/iaa/iaa_crypto_main.c index c3776b0de51d..990ea46955bb 100644 --- a/drivers/crypto/intel/iaa/iaa_crypto_main.c +++ b/drivers/crypto/intel/iaa/iaa_crypto_main.c @@ -1537,7 +1537,7 @@ static int iaa_comp_acompress(struct acomp_req *req) iaa_wq = idxd_wq_get_private(wq);
if (!req->dst) { - gfp_t flags = req->flags & CRYPTO_TFM_REQ_MAY_SLEEP ? GFP_KERNEL : GFP_ATOMIC; + gfp_t flags = req->base.flags & CRYPTO_TFM_REQ_MAY_SLEEP ? GFP_KERNEL : GFP_ATOMIC;
/* incompressible data will always be < 2 * slen */ req->dlen = 2 * req->slen; @@ -1619,7 +1619,7 @@ static int iaa_comp_acompress(struct acomp_req *req)
static int iaa_comp_adecompress_alloc_dest(struct acomp_req *req) { - gfp_t flags = req->flags & CRYPTO_TFM_REQ_MAY_SLEEP ? + gfp_t flags = req->base.flags & CRYPTO_TFM_REQ_MAY_SLEEP ? GFP_KERNEL : GFP_ATOMIC; struct crypto_tfm *tfm = req->base.tfm; dma_addr_t src_addr, dst_addr; diff --git a/drivers/crypto/intel/qat/qat_420xx/adf_420xx_hw_data.c b/drivers/crypto/intel/qat/qat_420xx/adf_420xx_hw_data.c index 9faef33e54bd..a17adc4beda2 100644 --- a/drivers/crypto/intel/qat/qat_420xx/adf_420xx_hw_data.c +++ b/drivers/crypto/intel/qat/qat_420xx/adf_420xx_hw_data.c @@ -420,6 +420,7 @@ static void adf_gen4_set_err_mask(struct adf_dev_err_mask *dev_err_mask) dev_err_mask->parerr_cpr_xlt_mask = ADF_420XX_PARITYERRORMASK_CPR_XLT_MASK; dev_err_mask->parerr_dcpr_ucs_mask = ADF_420XX_PARITYERRORMASK_DCPR_UCS_MASK; dev_err_mask->parerr_pke_mask = ADF_420XX_PARITYERRORMASK_PKE_MASK; + dev_err_mask->parerr_wat_wcp_mask = ADF_420XX_PARITYERRORMASK_WAT_WCP_MASK; dev_err_mask->ssmfeatren_mask = ADF_420XX_SSMFEATREN_MASK; }
diff --git a/drivers/crypto/intel/qat/qat_common/adf_gen4_ras.c b/drivers/crypto/intel/qat/qat_common/adf_gen4_ras.c index 2dd3772bf58a..0f7f00a19e7d 100644 --- a/drivers/crypto/intel/qat/qat_common/adf_gen4_ras.c +++ b/drivers/crypto/intel/qat/qat_common/adf_gen4_ras.c @@ -695,7 +695,7 @@ static bool adf_handle_slice_hang_error(struct adf_accel_dev *accel_dev, if (err_mask->parerr_wat_wcp_mask) adf_poll_slicehang_csr(accel_dev, csr, ADF_GEN4_SLICEHANGSTATUS_WAT_WCP, - "ath_cph"); + "wat_wcp");
return false; } @@ -1043,63 +1043,16 @@ static bool adf_handle_ssmcpppar_err(struct adf_accel_dev *accel_dev, return reset_required; }
-static bool adf_handle_rf_parr_err(struct adf_accel_dev *accel_dev, +static void adf_handle_rf_parr_err(struct adf_accel_dev *accel_dev, void __iomem *csr, u32 iastatssm) { - struct adf_dev_err_mask *err_mask = GET_ERR_MASK(accel_dev); - u32 reg; - if (!(iastatssm & ADF_GEN4_IAINTSTATSSM_SSMSOFTERRORPARITY_BIT)) - return false; - - reg = ADF_CSR_RD(csr, ADF_GEN4_SSMSOFTERRORPARITY_SRC); - reg &= ADF_GEN4_SSMSOFTERRORPARITY_SRC_BIT; - if (reg) { - ADF_RAS_ERR_CTR_INC(accel_dev->ras_errors, ADF_RAS_UNCORR); - ADF_CSR_WR(csr, ADF_GEN4_SSMSOFTERRORPARITY_SRC, reg); - } - - reg = ADF_CSR_RD(csr, ADF_GEN4_SSMSOFTERRORPARITY_ATH_CPH); - reg &= err_mask->parerr_ath_cph_mask; - if (reg) { - ADF_RAS_ERR_CTR_INC(accel_dev->ras_errors, ADF_RAS_UNCORR); - ADF_CSR_WR(csr, ADF_GEN4_SSMSOFTERRORPARITY_ATH_CPH, reg); - } - - reg = ADF_CSR_RD(csr, ADF_GEN4_SSMSOFTERRORPARITY_CPR_XLT); - reg &= err_mask->parerr_cpr_xlt_mask; - if (reg) { - ADF_RAS_ERR_CTR_INC(accel_dev->ras_errors, ADF_RAS_UNCORR); - ADF_CSR_WR(csr, ADF_GEN4_SSMSOFTERRORPARITY_CPR_XLT, reg); - } - - reg = ADF_CSR_RD(csr, ADF_GEN4_SSMSOFTERRORPARITY_DCPR_UCS); - reg &= err_mask->parerr_dcpr_ucs_mask; - if (reg) { - ADF_RAS_ERR_CTR_INC(accel_dev->ras_errors, ADF_RAS_UNCORR); - ADF_CSR_WR(csr, ADF_GEN4_SSMSOFTERRORPARITY_DCPR_UCS, reg); - } - - reg = ADF_CSR_RD(csr, ADF_GEN4_SSMSOFTERRORPARITY_PKE); - reg &= err_mask->parerr_pke_mask; - if (reg) { - ADF_RAS_ERR_CTR_INC(accel_dev->ras_errors, ADF_RAS_UNCORR); - ADF_CSR_WR(csr, ADF_GEN4_SSMSOFTERRORPARITY_PKE, reg); - } - - if (err_mask->parerr_wat_wcp_mask) { - reg = ADF_CSR_RD(csr, ADF_GEN4_SSMSOFTERRORPARITY_WAT_WCP); - reg &= err_mask->parerr_wat_wcp_mask; - if (reg) { - ADF_RAS_ERR_CTR_INC(accel_dev->ras_errors, ADF_RAS_UNCORR); - ADF_CSR_WR(csr, ADF_GEN4_SSMSOFTERRORPARITY_WAT_WCP, - reg); - } - } + return;
+ ADF_RAS_ERR_CTR_INC(accel_dev->ras_errors, ADF_RAS_UNCORR); dev_err(&GET_DEV(accel_dev), "Slice ssm soft parity error reported");
- return false; + return; }
static bool adf_handle_ser_err_ssmsh(struct adf_accel_dev *accel_dev, @@ -1171,8 +1124,8 @@ static bool adf_handle_iaintstatssm(struct adf_accel_dev *accel_dev, reset_required |= adf_handle_slice_hang_error(accel_dev, csr, iastatssm); reset_required |= adf_handle_spppar_err(accel_dev, csr, iastatssm); reset_required |= adf_handle_ssmcpppar_err(accel_dev, csr, iastatssm); - reset_required |= adf_handle_rf_parr_err(accel_dev, csr, iastatssm); reset_required |= adf_handle_ser_err_ssmsh(accel_dev, csr, iastatssm); + adf_handle_rf_parr_err(accel_dev, csr, iastatssm);
ADF_CSR_WR(csr, ADF_GEN4_IAINTSTATSSM, iastatssm);
diff --git a/drivers/crypto/nx/nx-common-pseries.c b/drivers/crypto/nx/nx-common-pseries.c index 1660c5cf3641..56129bdf53ab 100644 --- a/drivers/crypto/nx/nx-common-pseries.c +++ b/drivers/crypto/nx/nx-common-pseries.c @@ -1145,6 +1145,7 @@ 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); @@ -1155,27 +1156,26 @@ 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); @@ -1185,13 +1185,10 @@ 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[] = { diff --git a/drivers/crypto/tegra/tegra-se-aes.c b/drivers/crypto/tegra/tegra-se-aes.c index d734c9a56786..ca9d0cca1f74 100644 --- a/drivers/crypto/tegra/tegra-se-aes.c +++ b/drivers/crypto/tegra/tegra-se-aes.c @@ -28,6 +28,9 @@ struct tegra_aes_ctx { u32 ivsize; u32 key1_id; u32 key2_id; + u32 keylen; + u8 key1[AES_MAX_KEY_SIZE]; + u8 key2[AES_MAX_KEY_SIZE]; };
struct tegra_aes_reqctx { @@ -43,8 +46,9 @@ struct tegra_aead_ctx { struct tegra_se *se; unsigned int authsize; u32 alg; - u32 keylen; u32 key_id; + u32 keylen; + u8 key[AES_MAX_KEY_SIZE]; };
struct tegra_aead_reqctx { @@ -56,8 +60,8 @@ struct tegra_aead_reqctx { unsigned int cryptlen; unsigned int authsize; bool encrypt; - u32 config; u32 crypto_config; + u32 config; u32 key_id; u32 iv[4]; u8 authdata[16]; @@ -67,6 +71,8 @@ struct tegra_cmac_ctx { struct tegra_se *se; unsigned int alg; u32 key_id; + u32 keylen; + u8 key[AES_MAX_KEY_SIZE]; struct crypto_shash *fallback_tfm; };
@@ -260,17 +266,13 @@ static int tegra_aes_do_one_req(struct crypto_engine *engine, void *areq) struct tegra_aes_ctx *ctx = crypto_skcipher_ctx(crypto_skcipher_reqtfm(req)); struct tegra_aes_reqctx *rctx = skcipher_request_ctx(req); struct tegra_se *se = ctx->se; - unsigned int cmdlen; + unsigned int cmdlen, key1_id, key2_id; int ret;
- rctx->datbuf.buf = dma_alloc_coherent(se->dev, SE_AES_BUFLEN, - &rctx->datbuf.addr, GFP_KERNEL); - if (!rctx->datbuf.buf) - return -ENOMEM; - - rctx->datbuf.size = SE_AES_BUFLEN; rctx->iv = (u32 *)req->iv; rctx->len = req->cryptlen; + key1_id = ctx->key1_id; + key2_id = ctx->key2_id;
/* Pad input to AES Block size */ if (ctx->alg != SE_ALG_XTS) { @@ -278,20 +280,59 @@ static int tegra_aes_do_one_req(struct crypto_engine *engine, void *areq) rctx->len += AES_BLOCK_SIZE - (rctx->len % AES_BLOCK_SIZE); }
+ rctx->datbuf.size = rctx->len; + rctx->datbuf.buf = dma_alloc_coherent(se->dev, rctx->datbuf.size, + &rctx->datbuf.addr, GFP_KERNEL); + if (!rctx->datbuf.buf) { + ret = -ENOMEM; + goto out_finalize; + } + scatterwalk_map_and_copy(rctx->datbuf.buf, req->src, 0, req->cryptlen, 0);
+ rctx->config = tegra234_aes_cfg(ctx->alg, rctx->encrypt); + rctx->crypto_config = tegra234_aes_crypto_cfg(ctx->alg, rctx->encrypt); + + if (!key1_id) { + ret = tegra_key_submit_reserved_aes(ctx->se, ctx->key1, + ctx->keylen, ctx->alg, &key1_id); + if (ret) + goto out; + } + + rctx->crypto_config |= SE_AES_KEY_INDEX(key1_id); + + if (ctx->alg == SE_ALG_XTS) { + if (!key2_id) { + ret = tegra_key_submit_reserved_xts(ctx->se, ctx->key2, + ctx->keylen, ctx->alg, &key2_id); + if (ret) + goto out; + } + + rctx->crypto_config |= SE_AES_KEY2_INDEX(key2_id); + } + /* Prepare the command and submit for execution */ cmdlen = tegra_aes_prep_cmd(ctx, rctx); - ret = tegra_se_host1x_submit(se, cmdlen); + ret = tegra_se_host1x_submit(se, se->cmdbuf, cmdlen);
/* Copy the result */ tegra_aes_update_iv(req, ctx); scatterwalk_map_and_copy(rctx->datbuf.buf, req->dst, 0, req->cryptlen, 1);
+out: /* Free the buffer */ - dma_free_coherent(ctx->se->dev, SE_AES_BUFLEN, + dma_free_coherent(ctx->se->dev, rctx->datbuf.size, rctx->datbuf.buf, rctx->datbuf.addr);
+ if (tegra_key_is_reserved(key1_id)) + tegra_key_invalidate_reserved(ctx->se, key1_id, ctx->alg); + + if (tegra_key_is_reserved(key2_id)) + tegra_key_invalidate_reserved(ctx->se, key2_id, ctx->alg); + +out_finalize: crypto_finalize_skcipher_request(se->engine, req, ret);
return 0; @@ -313,6 +354,7 @@ static int tegra_aes_cra_init(struct crypto_skcipher *tfm) ctx->se = se_alg->se_dev; ctx->key1_id = 0; ctx->key2_id = 0; + ctx->keylen = 0;
algname = crypto_tfm_alg_name(&tfm->base); ret = se_algname_to_algid(algname); @@ -341,13 +383,20 @@ static int tegra_aes_setkey(struct crypto_skcipher *tfm, const u8 *key, u32 keylen) { struct tegra_aes_ctx *ctx = crypto_skcipher_ctx(tfm); + int ret;
if (aes_check_keylen(keylen)) { dev_dbg(ctx->se->dev, "invalid key length (%d)\n", keylen); return -EINVAL; }
- return tegra_key_submit(ctx->se, key, keylen, ctx->alg, &ctx->key1_id); + ret = tegra_key_submit(ctx->se, key, keylen, ctx->alg, &ctx->key1_id); + if (ret) { + ctx->keylen = keylen; + memcpy(ctx->key1, key, keylen); + } + + return 0; }
static int tegra_xts_setkey(struct crypto_skcipher *tfm, @@ -365,11 +414,17 @@ static int tegra_xts_setkey(struct crypto_skcipher *tfm,
ret = tegra_key_submit(ctx->se, key, len, ctx->alg, &ctx->key1_id); - if (ret) - return ret; + if (ret) { + ctx->keylen = len; + memcpy(ctx->key1, key, len); + }
- return tegra_key_submit(ctx->se, key + len, len, + ret = tegra_key_submit(ctx->se, key + len, len, ctx->alg, &ctx->key2_id); + if (ret) { + ctx->keylen = len; + memcpy(ctx->key2, key + len, len); + }
return 0; } @@ -443,13 +498,10 @@ static int tegra_aes_crypt(struct skcipher_request *req, bool encrypt) if (!req->cryptlen) return 0;
- rctx->encrypt = encrypt; - rctx->config = tegra234_aes_cfg(ctx->alg, encrypt); - rctx->crypto_config = tegra234_aes_crypto_cfg(ctx->alg, encrypt); - rctx->crypto_config |= SE_AES_KEY_INDEX(ctx->key1_id); + if (ctx->alg == SE_ALG_ECB) + req->iv = NULL;
- if (ctx->key2_id) - rctx->crypto_config |= SE_AES_KEY2_INDEX(ctx->key2_id); + rctx->encrypt = encrypt;
return crypto_transfer_skcipher_request_to_engine(ctx->se->engine, req); } @@ -715,11 +767,11 @@ static int tegra_gcm_do_gmac(struct tegra_aead_ctx *ctx, struct tegra_aead_reqct
rctx->config = tegra234_aes_cfg(SE_ALG_GMAC, rctx->encrypt); rctx->crypto_config = tegra234_aes_crypto_cfg(SE_ALG_GMAC, rctx->encrypt) | - SE_AES_KEY_INDEX(ctx->key_id); + SE_AES_KEY_INDEX(rctx->key_id);
cmdlen = tegra_gmac_prep_cmd(ctx, rctx);
- return tegra_se_host1x_submit(se, cmdlen); + return tegra_se_host1x_submit(se, se->cmdbuf, cmdlen); }
static int tegra_gcm_do_crypt(struct tegra_aead_ctx *ctx, struct tegra_aead_reqctx *rctx) @@ -732,11 +784,11 @@ static int tegra_gcm_do_crypt(struct tegra_aead_ctx *ctx, struct tegra_aead_reqc
rctx->config = tegra234_aes_cfg(SE_ALG_GCM, rctx->encrypt); rctx->crypto_config = tegra234_aes_crypto_cfg(SE_ALG_GCM, rctx->encrypt) | - SE_AES_KEY_INDEX(ctx->key_id); + SE_AES_KEY_INDEX(rctx->key_id);
/* Prepare command and submit */ cmdlen = tegra_gcm_crypt_prep_cmd(ctx, rctx); - ret = tegra_se_host1x_submit(se, cmdlen); + ret = tegra_se_host1x_submit(se, se->cmdbuf, cmdlen); if (ret) return ret;
@@ -755,11 +807,11 @@ static int tegra_gcm_do_final(struct tegra_aead_ctx *ctx, struct tegra_aead_reqc
rctx->config = tegra234_aes_cfg(SE_ALG_GCM_FINAL, rctx->encrypt); rctx->crypto_config = tegra234_aes_crypto_cfg(SE_ALG_GCM_FINAL, rctx->encrypt) | - SE_AES_KEY_INDEX(ctx->key_id); + SE_AES_KEY_INDEX(rctx->key_id);
/* Prepare command and submit */ cmdlen = tegra_gcm_prep_final_cmd(se, cpuvaddr, rctx); - ret = tegra_se_host1x_submit(se, cmdlen); + ret = tegra_se_host1x_submit(se, se->cmdbuf, cmdlen); if (ret) return ret;
@@ -886,12 +938,12 @@ static int tegra_ccm_do_cbcmac(struct tegra_aead_ctx *ctx, struct tegra_aead_req rctx->config = tegra234_aes_cfg(SE_ALG_CBC_MAC, rctx->encrypt); rctx->crypto_config = tegra234_aes_crypto_cfg(SE_ALG_CBC_MAC, rctx->encrypt) | - SE_AES_KEY_INDEX(ctx->key_id); + SE_AES_KEY_INDEX(rctx->key_id);
/* Prepare command and submit */ cmdlen = tegra_cbcmac_prep_cmd(ctx, rctx);
- return tegra_se_host1x_submit(se, cmdlen); + return tegra_se_host1x_submit(se, se->cmdbuf, cmdlen); }
static int tegra_ccm_set_msg_len(u8 *block, unsigned int msglen, int csize) @@ -1073,7 +1125,7 @@ static int tegra_ccm_do_ctr(struct tegra_aead_ctx *ctx, struct tegra_aead_reqctx
rctx->config = tegra234_aes_cfg(SE_ALG_CTR, rctx->encrypt); rctx->crypto_config = tegra234_aes_crypto_cfg(SE_ALG_CTR, rctx->encrypt) | - SE_AES_KEY_INDEX(ctx->key_id); + SE_AES_KEY_INDEX(rctx->key_id);
/* Copy authdata in the top of buffer for encryption/decryption */ if (rctx->encrypt) @@ -1098,7 +1150,7 @@ static int tegra_ccm_do_ctr(struct tegra_aead_ctx *ctx, struct tegra_aead_reqctx
/* Prepare command and submit */ cmdlen = tegra_ctr_prep_cmd(ctx, rctx); - ret = tegra_se_host1x_submit(se, cmdlen); + ret = tegra_se_host1x_submit(se, se->cmdbuf, cmdlen); if (ret) return ret;
@@ -1117,6 +1169,11 @@ static int tegra_ccm_crypt_init(struct aead_request *req, struct tegra_se *se, rctx->assoclen = req->assoclen; rctx->authsize = crypto_aead_authsize(tfm);
+ if (rctx->encrypt) + rctx->cryptlen = req->cryptlen; + else + rctx->cryptlen = req->cryptlen - rctx->authsize; + memcpy(iv, req->iv, 16);
ret = tegra_ccm_check_iv(iv); @@ -1145,30 +1202,35 @@ static int tegra_ccm_do_one_req(struct crypto_engine *engine, void *areq) struct tegra_se *se = ctx->se; int ret;
+ ret = tegra_ccm_crypt_init(req, se, rctx); + if (ret) + goto out_finalize; + + rctx->key_id = ctx->key_id; + /* Allocate buffers required */ - rctx->inbuf.buf = dma_alloc_coherent(ctx->se->dev, SE_AES_BUFLEN, + rctx->inbuf.size = rctx->assoclen + rctx->authsize + rctx->cryptlen + 100; + rctx->inbuf.buf = dma_alloc_coherent(ctx->se->dev, rctx->inbuf.size, &rctx->inbuf.addr, GFP_KERNEL); if (!rctx->inbuf.buf) - return -ENOMEM; - - rctx->inbuf.size = SE_AES_BUFLEN; + goto out_finalize;
- rctx->outbuf.buf = dma_alloc_coherent(ctx->se->dev, SE_AES_BUFLEN, + rctx->outbuf.size = rctx->assoclen + rctx->authsize + rctx->cryptlen + 100; + rctx->outbuf.buf = dma_alloc_coherent(ctx->se->dev, rctx->outbuf.size, &rctx->outbuf.addr, GFP_KERNEL); if (!rctx->outbuf.buf) { ret = -ENOMEM; - goto outbuf_err; + goto out_free_inbuf; }
- rctx->outbuf.size = SE_AES_BUFLEN; - - ret = tegra_ccm_crypt_init(req, se, rctx); - if (ret) - goto out; + if (!ctx->key_id) { + ret = tegra_key_submit_reserved_aes(ctx->se, ctx->key, + ctx->keylen, ctx->alg, &rctx->key_id); + if (ret) + goto out; + }
if (rctx->encrypt) { - rctx->cryptlen = req->cryptlen; - /* CBC MAC Operation */ ret = tegra_ccm_compute_auth(ctx, rctx); if (ret) @@ -1179,8 +1241,6 @@ static int tegra_ccm_do_one_req(struct crypto_engine *engine, void *areq) if (ret) goto out; } else { - rctx->cryptlen = req->cryptlen - ctx->authsize; - /* CTR operation */ ret = tegra_ccm_do_ctr(ctx, rctx); if (ret) @@ -1193,13 +1253,17 @@ static int tegra_ccm_do_one_req(struct crypto_engine *engine, void *areq) }
out: - dma_free_coherent(ctx->se->dev, SE_AES_BUFLEN, + dma_free_coherent(ctx->se->dev, rctx->inbuf.size, rctx->outbuf.buf, rctx->outbuf.addr);
-outbuf_err: - dma_free_coherent(ctx->se->dev, SE_AES_BUFLEN, +out_free_inbuf: + dma_free_coherent(ctx->se->dev, rctx->outbuf.size, rctx->inbuf.buf, rctx->inbuf.addr);
+ if (tegra_key_is_reserved(rctx->key_id)) + tegra_key_invalidate_reserved(ctx->se, rctx->key_id, ctx->alg); + +out_finalize: crypto_finalize_aead_request(ctx->se->engine, req, ret);
return 0; @@ -1213,23 +1277,6 @@ static int tegra_gcm_do_one_req(struct crypto_engine *engine, void *areq) struct tegra_aead_reqctx *rctx = aead_request_ctx(req); int ret;
- /* Allocate buffers required */ - rctx->inbuf.buf = dma_alloc_coherent(ctx->se->dev, SE_AES_BUFLEN, - &rctx->inbuf.addr, GFP_KERNEL); - if (!rctx->inbuf.buf) - return -ENOMEM; - - rctx->inbuf.size = SE_AES_BUFLEN; - - rctx->outbuf.buf = dma_alloc_coherent(ctx->se->dev, SE_AES_BUFLEN, - &rctx->outbuf.addr, GFP_KERNEL); - if (!rctx->outbuf.buf) { - ret = -ENOMEM; - goto outbuf_err; - } - - rctx->outbuf.size = SE_AES_BUFLEN; - rctx->src_sg = req->src; rctx->dst_sg = req->dst; rctx->assoclen = req->assoclen; @@ -1243,6 +1290,32 @@ static int tegra_gcm_do_one_req(struct crypto_engine *engine, void *areq) memcpy(rctx->iv, req->iv, GCM_AES_IV_SIZE); rctx->iv[3] = (1 << 24);
+ rctx->key_id = ctx->key_id; + + /* Allocate buffers required */ + rctx->inbuf.size = rctx->assoclen + rctx->authsize + rctx->cryptlen; + rctx->inbuf.buf = dma_alloc_coherent(ctx->se->dev, rctx->inbuf.size, + &rctx->inbuf.addr, GFP_KERNEL); + if (!rctx->inbuf.buf) { + ret = -ENOMEM; + goto out_finalize; + } + + rctx->outbuf.size = rctx->assoclen + rctx->authsize + rctx->cryptlen; + rctx->outbuf.buf = dma_alloc_coherent(ctx->se->dev, rctx->outbuf.size, + &rctx->outbuf.addr, GFP_KERNEL); + if (!rctx->outbuf.buf) { + ret = -ENOMEM; + goto out_free_inbuf; + } + + if (!ctx->key_id) { + ret = tegra_key_submit_reserved_aes(ctx->se, ctx->key, + ctx->keylen, ctx->alg, &rctx->key_id); + if (ret) + goto out; + } + /* If there is associated data perform GMAC operation */ if (rctx->assoclen) { ret = tegra_gcm_do_gmac(ctx, rctx); @@ -1266,14 +1339,17 @@ static int tegra_gcm_do_one_req(struct crypto_engine *engine, void *areq) ret = tegra_gcm_do_verify(ctx->se, rctx);
out: - dma_free_coherent(ctx->se->dev, SE_AES_BUFLEN, + dma_free_coherent(ctx->se->dev, rctx->outbuf.size, rctx->outbuf.buf, rctx->outbuf.addr);
-outbuf_err: - dma_free_coherent(ctx->se->dev, SE_AES_BUFLEN, +out_free_inbuf: + dma_free_coherent(ctx->se->dev, rctx->inbuf.size, rctx->inbuf.buf, rctx->inbuf.addr);
- /* Finalize the request if there are no errors */ + if (tegra_key_is_reserved(rctx->key_id)) + tegra_key_invalidate_reserved(ctx->se, rctx->key_id, ctx->alg); + +out_finalize: crypto_finalize_aead_request(ctx->se->engine, req, ret);
return 0; @@ -1295,6 +1371,7 @@ static int tegra_aead_cra_init(struct crypto_aead *tfm)
ctx->se = se_alg->se_dev; ctx->key_id = 0; + ctx->keylen = 0;
ret = se_algname_to_algid(algname); if (ret < 0) { @@ -1376,13 +1453,20 @@ static int tegra_aead_setkey(struct crypto_aead *tfm, const u8 *key, u32 keylen) { struct tegra_aead_ctx *ctx = crypto_aead_ctx(tfm); + int ret;
if (aes_check_keylen(keylen)) { dev_dbg(ctx->se->dev, "invalid key length (%d)\n", keylen); return -EINVAL; }
- return tegra_key_submit(ctx->se, key, keylen, ctx->alg, &ctx->key_id); + ret = tegra_key_submit(ctx->se, key, keylen, ctx->alg, &ctx->key_id); + if (ret) { + ctx->keylen = keylen; + memcpy(ctx->key, key, keylen); + } + + return 0; }
static unsigned int tegra_cmac_prep_cmd(struct tegra_cmac_ctx *ctx, @@ -1456,6 +1540,35 @@ static void tegra_cmac_paste_result(struct tegra_se *se, struct tegra_cmac_reqct se->base + se->hw->regs->result + (i * 4)); }
+static int tegra_cmac_do_init(struct ahash_request *req) +{ + struct tegra_cmac_reqctx *rctx = ahash_request_ctx(req); + struct crypto_ahash *tfm = crypto_ahash_reqtfm(req); + struct tegra_cmac_ctx *ctx = crypto_ahash_ctx(tfm); + struct tegra_se *se = ctx->se; + int i; + + rctx->total_len = 0; + rctx->datbuf.size = 0; + rctx->residue.size = 0; + rctx->key_id = ctx->key_id; + rctx->task |= SHA_FIRST; + rctx->blk_size = crypto_ahash_blocksize(tfm); + + rctx->residue.buf = dma_alloc_coherent(se->dev, rctx->blk_size * 2, + &rctx->residue.addr, GFP_KERNEL); + if (!rctx->residue.buf) + return -ENOMEM; + + rctx->residue.size = 0; + + /* Clear any previous result */ + for (i = 0; i < CMAC_RESULT_REG_COUNT; i++) + writel(0, se->base + se->hw->regs->result + (i * 4)); + + return 0; +} + static int tegra_cmac_do_update(struct ahash_request *req) { struct tegra_cmac_reqctx *rctx = ahash_request_ctx(req); @@ -1483,7 +1596,7 @@ static int tegra_cmac_do_update(struct ahash_request *req) rctx->datbuf.size = (req->nbytes + rctx->residue.size) - nresidue; rctx->total_len += rctx->datbuf.size; rctx->config = tegra234_aes_cfg(SE_ALG_CMAC, 0); - rctx->crypto_config = SE_AES_KEY_INDEX(ctx->key_id); + rctx->crypto_config = SE_AES_KEY_INDEX(rctx->key_id);
/* * Keep one block and residue bytes in residue and @@ -1497,6 +1610,11 @@ static int tegra_cmac_do_update(struct ahash_request *req) return 0; }
+ rctx->datbuf.buf = dma_alloc_coherent(se->dev, rctx->datbuf.size, + &rctx->datbuf.addr, GFP_KERNEL); + if (!rctx->datbuf.buf) + return -ENOMEM; + /* Copy the previous residue first */ if (rctx->residue.size) memcpy(rctx->datbuf.buf, rctx->residue.buf, rctx->residue.size); @@ -1511,23 +1629,19 @@ static int tegra_cmac_do_update(struct ahash_request *req) rctx->residue.size = nresidue;
/* - * If this is not the first 'update' call, paste the previous copied + * If this is not the first task, paste the previous copied * intermediate results to the registers so that it gets picked up. - * This is to support the import/export functionality. */ if (!(rctx->task & SHA_FIRST)) tegra_cmac_paste_result(ctx->se, rctx);
cmdlen = tegra_cmac_prep_cmd(ctx, rctx); + ret = tegra_se_host1x_submit(se, se->cmdbuf, cmdlen);
- ret = tegra_se_host1x_submit(se, cmdlen); - /* - * If this is not the final update, copy the intermediate results - * from the registers so that it can be used in the next 'update' - * call. This is to support the import/export functionality. - */ - if (!(rctx->task & SHA_FINAL)) - tegra_cmac_copy_result(ctx->se, rctx); + tegra_cmac_copy_result(ctx->se, rctx); + + dma_free_coherent(ctx->se->dev, rctx->datbuf.size, + rctx->datbuf.buf, rctx->datbuf.addr);
return ret; } @@ -1543,17 +1657,34 @@ static int tegra_cmac_do_final(struct ahash_request *req)
if (!req->nbytes && !rctx->total_len && ctx->fallback_tfm) { return crypto_shash_tfm_digest(ctx->fallback_tfm, - rctx->datbuf.buf, 0, req->result); + NULL, 0, req->result); + } + + if (rctx->residue.size) { + rctx->datbuf.buf = dma_alloc_coherent(se->dev, rctx->residue.size, + &rctx->datbuf.addr, GFP_KERNEL); + if (!rctx->datbuf.buf) { + ret = -ENOMEM; + goto out_free; + } + + memcpy(rctx->datbuf.buf, rctx->residue.buf, rctx->residue.size); }
- memcpy(rctx->datbuf.buf, rctx->residue.buf, rctx->residue.size); rctx->datbuf.size = rctx->residue.size; rctx->total_len += rctx->residue.size; rctx->config = tegra234_aes_cfg(SE_ALG_CMAC, 0);
+ /* + * If this is not the first task, paste the previous copied + * intermediate results to the registers so that it gets picked up. + */ + if (!(rctx->task & SHA_FIRST)) + tegra_cmac_paste_result(ctx->se, rctx); + /* Prepare command and submit */ cmdlen = tegra_cmac_prep_cmd(ctx, rctx); - ret = tegra_se_host1x_submit(se, cmdlen); + ret = tegra_se_host1x_submit(se, se->cmdbuf, cmdlen); if (ret) goto out;
@@ -1565,8 +1696,10 @@ static int tegra_cmac_do_final(struct ahash_request *req) writel(0, se->base + se->hw->regs->result + (i * 4));
out: - dma_free_coherent(se->dev, SE_SHA_BUFLEN, - rctx->datbuf.buf, rctx->datbuf.addr); + if (rctx->residue.size) + dma_free_coherent(se->dev, rctx->datbuf.size, + rctx->datbuf.buf, rctx->datbuf.addr); +out_free: dma_free_coherent(se->dev, crypto_ahash_blocksize(tfm) * 2, rctx->residue.buf, rctx->residue.addr); return ret; @@ -1579,17 +1712,41 @@ static int tegra_cmac_do_one_req(struct crypto_engine *engine, void *areq) struct crypto_ahash *tfm = crypto_ahash_reqtfm(req); struct tegra_cmac_ctx *ctx = crypto_ahash_ctx(tfm); struct tegra_se *se = ctx->se; - int ret; + int ret = 0; + + if (rctx->task & SHA_INIT) { + ret = tegra_cmac_do_init(req); + if (ret) + goto out; + + rctx->task &= ~SHA_INIT; + } + + if (!ctx->key_id) { + ret = tegra_key_submit_reserved_aes(ctx->se, ctx->key, + ctx->keylen, ctx->alg, &rctx->key_id); + if (ret) + goto out; + }
if (rctx->task & SHA_UPDATE) { ret = tegra_cmac_do_update(req); + if (ret) + goto out; + rctx->task &= ~SHA_UPDATE; }
if (rctx->task & SHA_FINAL) { ret = tegra_cmac_do_final(req); + if (ret) + goto out; + rctx->task &= ~SHA_FINAL; } +out: + if (tegra_key_is_reserved(rctx->key_id)) + tegra_key_invalidate_reserved(ctx->se, rctx->key_id, ctx->alg);
crypto_finalize_hash_request(se->engine, req, ret);
@@ -1631,6 +1788,7 @@ static int tegra_cmac_cra_init(struct crypto_tfm *tfm)
ctx->se = se_alg->se_dev; ctx->key_id = 0; + ctx->keylen = 0;
ret = se_algname_to_algid(algname); if (ret < 0) { @@ -1655,51 +1813,11 @@ static void tegra_cmac_cra_exit(struct crypto_tfm *tfm) tegra_key_invalidate(ctx->se, ctx->key_id, ctx->alg); }
-static int tegra_cmac_init(struct ahash_request *req) -{ - struct tegra_cmac_reqctx *rctx = ahash_request_ctx(req); - struct crypto_ahash *tfm = crypto_ahash_reqtfm(req); - struct tegra_cmac_ctx *ctx = crypto_ahash_ctx(tfm); - struct tegra_se *se = ctx->se; - int i; - - rctx->total_len = 0; - rctx->datbuf.size = 0; - rctx->residue.size = 0; - rctx->task = SHA_FIRST; - rctx->blk_size = crypto_ahash_blocksize(tfm); - - rctx->residue.buf = dma_alloc_coherent(se->dev, rctx->blk_size * 2, - &rctx->residue.addr, GFP_KERNEL); - if (!rctx->residue.buf) - goto resbuf_fail; - - rctx->residue.size = 0; - - rctx->datbuf.buf = dma_alloc_coherent(se->dev, SE_SHA_BUFLEN, - &rctx->datbuf.addr, GFP_KERNEL); - if (!rctx->datbuf.buf) - goto datbuf_fail; - - rctx->datbuf.size = 0; - - /* Clear any previous result */ - for (i = 0; i < CMAC_RESULT_REG_COUNT; i++) - writel(0, se->base + se->hw->regs->result + (i * 4)); - - return 0; - -datbuf_fail: - dma_free_coherent(se->dev, rctx->blk_size, rctx->residue.buf, - rctx->residue.addr); -resbuf_fail: - return -ENOMEM; -} - static int tegra_cmac_setkey(struct crypto_ahash *tfm, const u8 *key, unsigned int keylen) { struct tegra_cmac_ctx *ctx = crypto_ahash_ctx(tfm); + int ret;
if (aes_check_keylen(keylen)) { dev_dbg(ctx->se->dev, "invalid key length (%d)\n", keylen); @@ -1709,7 +1827,24 @@ static int tegra_cmac_setkey(struct crypto_ahash *tfm, const u8 *key, if (ctx->fallback_tfm) crypto_shash_setkey(ctx->fallback_tfm, key, keylen);
- return tegra_key_submit(ctx->se, key, keylen, ctx->alg, &ctx->key_id); + ret = tegra_key_submit(ctx->se, key, keylen, ctx->alg, &ctx->key_id); + if (ret) { + ctx->keylen = keylen; + memcpy(ctx->key, key, keylen); + } + + return 0; +} + +static int tegra_cmac_init(struct ahash_request *req) +{ + struct crypto_ahash *tfm = crypto_ahash_reqtfm(req); + struct tegra_cmac_ctx *ctx = crypto_ahash_ctx(tfm); + struct tegra_cmac_reqctx *rctx = ahash_request_ctx(req); + + rctx->task = SHA_INIT; + + return crypto_transfer_hash_request_to_engine(ctx->se->engine, req); }
static int tegra_cmac_update(struct ahash_request *req) @@ -1750,13 +1885,9 @@ static int tegra_cmac_digest(struct ahash_request *req) struct crypto_ahash *tfm = crypto_ahash_reqtfm(req); struct tegra_cmac_ctx *ctx = crypto_ahash_ctx(tfm); struct tegra_cmac_reqctx *rctx = ahash_request_ctx(req); - int ret;
- ret = tegra_cmac_init(req); - if (ret) - return ret; + rctx->task |= SHA_INIT | SHA_UPDATE | SHA_FINAL;
- rctx->task |= SHA_UPDATE | SHA_FINAL; return crypto_transfer_hash_request_to_engine(ctx->se->engine, req); }
diff --git a/drivers/crypto/tegra/tegra-se-hash.c b/drivers/crypto/tegra/tegra-se-hash.c index 0b5cdd5676b1..42d007b7af45 100644 --- a/drivers/crypto/tegra/tegra-se-hash.c +++ b/drivers/crypto/tegra/tegra-se-hash.c @@ -34,6 +34,7 @@ struct tegra_sha_reqctx { struct tegra_se_datbuf datbuf; struct tegra_se_datbuf residue; struct tegra_se_datbuf digest; + struct tegra_se_datbuf intr_res; unsigned int alg; unsigned int config; unsigned int total_len; @@ -211,9 +212,62 @@ static int tegra_sha_fallback_export(struct ahash_request *req, void *out) return crypto_ahash_export(&rctx->fallback_req, out); }
-static int tegra_sha_prep_cmd(struct tegra_se *se, u32 *cpuvaddr, +static int tegra_se_insert_hash_result(struct tegra_sha_ctx *ctx, u32 *cpuvaddr, + struct tegra_sha_reqctx *rctx) +{ + __be32 *res_be = (__be32 *)rctx->intr_res.buf; + u32 *res = (u32 *)rctx->intr_res.buf; + int i = 0, j; + + cpuvaddr[i++] = 0; + cpuvaddr[i++] = host1x_opcode_setpayload(HASH_RESULT_REG_COUNT); + cpuvaddr[i++] = se_host1x_opcode_incr_w(SE_SHA_HASH_RESULT); + + for (j = 0; j < HASH_RESULT_REG_COUNT; j++) { + int idx = j; + + /* + * The initial, intermediate and final hash value of SHA-384, SHA-512 + * in SHA_HASH_RESULT registers follow the below layout of bytes. + * + * +---------------+------------+ + * | HASH_RESULT_0 | B4...B7 | + * +---------------+------------+ + * | HASH_RESULT_1 | B0...B3 | + * +---------------+------------+ + * | HASH_RESULT_2 | B12...B15 | + * +---------------+------------+ + * | HASH_RESULT_3 | B8...B11 | + * +---------------+------------+ + * | ...... | + * +---------------+------------+ + * | HASH_RESULT_14| B60...B63 | + * +---------------+------------+ + * | HASH_RESULT_15| B56...B59 | + * +---------------+------------+ + * + */ + if (ctx->alg == SE_ALG_SHA384 || ctx->alg == SE_ALG_SHA512) + idx = (j % 2) ? j - 1 : j + 1; + + /* For SHA-1, SHA-224, SHA-256, SHA-384, SHA-512 the initial + * intermediate and final hash value when stored in + * SHA_HASH_RESULT registers, the byte order is NOT in + * little-endian. + */ + if (ctx->alg <= SE_ALG_SHA512) + cpuvaddr[i++] = be32_to_cpu(res_be[idx]); + else + cpuvaddr[i++] = res[idx]; + } + + return i; +} + +static int tegra_sha_prep_cmd(struct tegra_sha_ctx *ctx, u32 *cpuvaddr, struct tegra_sha_reqctx *rctx) { + struct tegra_se *se = ctx->se; u64 msg_len, msg_left; int i = 0;
@@ -241,7 +295,7 @@ static int tegra_sha_prep_cmd(struct tegra_se *se, u32 *cpuvaddr, cpuvaddr[i++] = upper_32_bits(msg_left); cpuvaddr[i++] = 0; cpuvaddr[i++] = 0; - cpuvaddr[i++] = host1x_opcode_setpayload(6); + cpuvaddr[i++] = host1x_opcode_setpayload(2); cpuvaddr[i++] = se_host1x_opcode_incr_w(SE_SHA_CFG); cpuvaddr[i++] = rctx->config;
@@ -249,15 +303,29 @@ static int tegra_sha_prep_cmd(struct tegra_se *se, u32 *cpuvaddr, cpuvaddr[i++] = SE_SHA_TASK_HASH_INIT; rctx->task &= ~SHA_FIRST; } else { - cpuvaddr[i++] = 0; + /* + * If it isn't the first task, program the HASH_RESULT register + * with the intermediate result from the previous task + */ + i += tegra_se_insert_hash_result(ctx, cpuvaddr + i, rctx); }
+ cpuvaddr[i++] = host1x_opcode_setpayload(4); + cpuvaddr[i++] = se_host1x_opcode_incr_w(SE_SHA_IN_ADDR); cpuvaddr[i++] = rctx->datbuf.addr; cpuvaddr[i++] = (u32)(SE_ADDR_HI_MSB(upper_32_bits(rctx->datbuf.addr)) | SE_ADDR_HI_SZ(rctx->datbuf.size)); - cpuvaddr[i++] = rctx->digest.addr; - cpuvaddr[i++] = (u32)(SE_ADDR_HI_MSB(upper_32_bits(rctx->digest.addr)) | - SE_ADDR_HI_SZ(rctx->digest.size)); + + if (rctx->task & SHA_UPDATE) { + cpuvaddr[i++] = rctx->intr_res.addr; + cpuvaddr[i++] = (u32)(SE_ADDR_HI_MSB(upper_32_bits(rctx->intr_res.addr)) | + SE_ADDR_HI_SZ(rctx->intr_res.size)); + } else { + cpuvaddr[i++] = rctx->digest.addr; + cpuvaddr[i++] = (u32)(SE_ADDR_HI_MSB(upper_32_bits(rctx->digest.addr)) | + SE_ADDR_HI_SZ(rctx->digest.size)); + } + if (rctx->key_id) { cpuvaddr[i++] = host1x_opcode_setpayload(1); cpuvaddr[i++] = se_host1x_opcode_nonincr_w(SE_SHA_CRYPTO_CFG); @@ -266,42 +334,72 @@ static int tegra_sha_prep_cmd(struct tegra_se *se, u32 *cpuvaddr,
cpuvaddr[i++] = host1x_opcode_setpayload(1); cpuvaddr[i++] = se_host1x_opcode_nonincr_w(SE_SHA_OPERATION); - cpuvaddr[i++] = SE_SHA_OP_WRSTALL | - SE_SHA_OP_START | + cpuvaddr[i++] = SE_SHA_OP_WRSTALL | SE_SHA_OP_START | SE_SHA_OP_LASTBUF; cpuvaddr[i++] = se_host1x_opcode_nonincr(host1x_uclass_incr_syncpt_r(), 1); cpuvaddr[i++] = host1x_uclass_incr_syncpt_cond_f(1) | host1x_uclass_incr_syncpt_indx_f(se->syncpt_id);
- dev_dbg(se->dev, "msg len %llu msg left %llu cfg %#x", - msg_len, msg_left, rctx->config); + dev_dbg(se->dev, "msg len %llu msg left %llu sz %zd cfg %#x", + msg_len, msg_left, rctx->datbuf.size, rctx->config);
return i; }
-static void tegra_sha_copy_hash_result(struct tegra_se *se, struct tegra_sha_reqctx *rctx) +static int tegra_sha_do_init(struct ahash_request *req) { - int i; + struct tegra_sha_reqctx *rctx = ahash_request_ctx(req); + struct crypto_ahash *tfm = crypto_ahash_reqtfm(req); + struct tegra_sha_ctx *ctx = crypto_ahash_ctx(tfm); + struct tegra_se *se = ctx->se;
- for (i = 0; i < HASH_RESULT_REG_COUNT; i++) - rctx->result[i] = readl(se->base + se->hw->regs->result + (i * 4)); -} + if (ctx->fallback) + return tegra_sha_fallback_init(req);
-static void tegra_sha_paste_hash_result(struct tegra_se *se, struct tegra_sha_reqctx *rctx) -{ - int i; + rctx->total_len = 0; + rctx->datbuf.size = 0; + rctx->residue.size = 0; + rctx->key_id = ctx->key_id; + rctx->task |= SHA_FIRST; + rctx->alg = ctx->alg; + rctx->blk_size = crypto_ahash_blocksize(tfm); + rctx->digest.size = crypto_ahash_digestsize(tfm); + + rctx->digest.buf = dma_alloc_coherent(se->dev, rctx->digest.size, + &rctx->digest.addr, GFP_KERNEL); + if (!rctx->digest.buf) + goto digbuf_fail; + + rctx->residue.buf = dma_alloc_coherent(se->dev, rctx->blk_size, + &rctx->residue.addr, GFP_KERNEL); + if (!rctx->residue.buf) + goto resbuf_fail; + + rctx->intr_res.size = HASH_RESULT_REG_COUNT * 4; + rctx->intr_res.buf = dma_alloc_coherent(se->dev, rctx->intr_res.size, + &rctx->intr_res.addr, GFP_KERNEL); + if (!rctx->intr_res.buf) + goto intr_res_fail; + + return 0;
- for (i = 0; i < HASH_RESULT_REG_COUNT; i++) - writel(rctx->result[i], - se->base + se->hw->regs->result + (i * 4)); +intr_res_fail: + dma_free_coherent(se->dev, rctx->residue.size, rctx->residue.buf, + rctx->residue.addr); +resbuf_fail: + dma_free_coherent(se->dev, rctx->digest.size, rctx->digest.buf, + rctx->digest.addr); +digbuf_fail: + return -ENOMEM; }
static int tegra_sha_do_update(struct ahash_request *req) { struct tegra_sha_ctx *ctx = crypto_ahash_ctx(crypto_ahash_reqtfm(req)); struct tegra_sha_reqctx *rctx = ahash_request_ctx(req); + struct tegra_se *se = ctx->se; unsigned int nblks, nresidue, size, ret; - u32 *cpuvaddr = ctx->se->cmdbuf->addr; + u32 *cpuvaddr = se->cmdbuf->addr;
nresidue = (req->nbytes + rctx->residue.size) % rctx->blk_size; nblks = (req->nbytes + rctx->residue.size) / rctx->blk_size; @@ -317,7 +415,6 @@ static int tegra_sha_do_update(struct ahash_request *req)
rctx->src_sg = req->src; rctx->datbuf.size = (req->nbytes + rctx->residue.size) - nresidue; - rctx->total_len += rctx->datbuf.size;
/* * If nbytes are less than a block size, copy it residue and @@ -326,11 +423,16 @@ static int tegra_sha_do_update(struct ahash_request *req) if (nblks < 1) { scatterwalk_map_and_copy(rctx->residue.buf + rctx->residue.size, rctx->src_sg, 0, req->nbytes, 0); - rctx->residue.size += req->nbytes; + return 0; }
+ rctx->datbuf.buf = dma_alloc_coherent(se->dev, rctx->datbuf.size, + &rctx->datbuf.addr, GFP_KERNEL); + if (!rctx->datbuf.buf) + return -ENOMEM; + /* Copy the previous residue first */ if (rctx->residue.size) memcpy(rctx->datbuf.buf, rctx->residue.buf, rctx->residue.size); @@ -343,29 +445,16 @@ static int tegra_sha_do_update(struct ahash_request *req)
/* Update residue value with the residue after current block */ rctx->residue.size = nresidue; + rctx->total_len += rctx->datbuf.size;
rctx->config = tegra_sha_get_config(rctx->alg) | - SE_SHA_DST_HASH_REG; - - /* - * If this is not the first 'update' call, paste the previous copied - * intermediate results to the registers so that it gets picked up. - * This is to support the import/export functionality. - */ - if (!(rctx->task & SHA_FIRST)) - tegra_sha_paste_hash_result(ctx->se, rctx); + SE_SHA_DST_MEMORY;
- size = tegra_sha_prep_cmd(ctx->se, cpuvaddr, rctx); + size = tegra_sha_prep_cmd(ctx, cpuvaddr, rctx); + ret = tegra_se_host1x_submit(se, se->cmdbuf, size);
- ret = tegra_se_host1x_submit(ctx->se, size); - - /* - * If this is not the final update, copy the intermediate results - * from the registers so that it can be used in the next 'update' - * call. This is to support the import/export functionality. - */ - if (!(rctx->task & SHA_FINAL)) - tegra_sha_copy_hash_result(ctx->se, rctx); + dma_free_coherent(se->dev, rctx->datbuf.size, + rctx->datbuf.buf, rctx->datbuf.addr);
return ret; } @@ -379,16 +468,25 @@ static int tegra_sha_do_final(struct ahash_request *req) u32 *cpuvaddr = se->cmdbuf->addr; int size, ret = 0;
- memcpy(rctx->datbuf.buf, rctx->residue.buf, rctx->residue.size); + if (rctx->residue.size) { + rctx->datbuf.buf = dma_alloc_coherent(se->dev, rctx->residue.size, + &rctx->datbuf.addr, GFP_KERNEL); + if (!rctx->datbuf.buf) { + ret = -ENOMEM; + goto out_free; + } + + memcpy(rctx->datbuf.buf, rctx->residue.buf, rctx->residue.size); + } + rctx->datbuf.size = rctx->residue.size; rctx->total_len += rctx->residue.size;
rctx->config = tegra_sha_get_config(rctx->alg) | SE_SHA_DST_MEMORY;
- size = tegra_sha_prep_cmd(se, cpuvaddr, rctx); - - ret = tegra_se_host1x_submit(se, size); + size = tegra_sha_prep_cmd(ctx, cpuvaddr, rctx); + ret = tegra_se_host1x_submit(se, se->cmdbuf, size); if (ret) goto out;
@@ -396,12 +494,18 @@ static int tegra_sha_do_final(struct ahash_request *req) memcpy(req->result, rctx->digest.buf, rctx->digest.size);
out: - dma_free_coherent(se->dev, SE_SHA_BUFLEN, - rctx->datbuf.buf, rctx->datbuf.addr); + if (rctx->residue.size) + dma_free_coherent(se->dev, rctx->datbuf.size, + rctx->datbuf.buf, rctx->datbuf.addr); +out_free: dma_free_coherent(se->dev, crypto_ahash_blocksize(tfm), rctx->residue.buf, rctx->residue.addr); dma_free_coherent(se->dev, rctx->digest.size, rctx->digest.buf, rctx->digest.addr); + + dma_free_coherent(se->dev, rctx->intr_res.size, rctx->intr_res.buf, + rctx->intr_res.addr); + return ret; }
@@ -414,16 +518,31 @@ static int tegra_sha_do_one_req(struct crypto_engine *engine, void *areq) struct tegra_se *se = ctx->se; int ret = 0;
+ if (rctx->task & SHA_INIT) { + ret = tegra_sha_do_init(req); + if (ret) + goto out; + + rctx->task &= ~SHA_INIT; + } + if (rctx->task & SHA_UPDATE) { ret = tegra_sha_do_update(req); + if (ret) + goto out; + rctx->task &= ~SHA_UPDATE; }
if (rctx->task & SHA_FINAL) { ret = tegra_sha_do_final(req); + if (ret) + goto out; + rctx->task &= ~SHA_FINAL; }
+out: crypto_finalize_hash_request(se->engine, req, ret);
return 0; @@ -497,52 +616,6 @@ static void tegra_sha_cra_exit(struct crypto_tfm *tfm) tegra_key_invalidate(ctx->se, ctx->key_id, ctx->alg); }
-static int tegra_sha_init(struct ahash_request *req) -{ - struct tegra_sha_reqctx *rctx = ahash_request_ctx(req); - struct crypto_ahash *tfm = crypto_ahash_reqtfm(req); - struct tegra_sha_ctx *ctx = crypto_ahash_ctx(tfm); - struct tegra_se *se = ctx->se; - - if (ctx->fallback) - return tegra_sha_fallback_init(req); - - rctx->total_len = 0; - rctx->datbuf.size = 0; - rctx->residue.size = 0; - rctx->key_id = ctx->key_id; - rctx->task = SHA_FIRST; - rctx->alg = ctx->alg; - rctx->blk_size = crypto_ahash_blocksize(tfm); - rctx->digest.size = crypto_ahash_digestsize(tfm); - - rctx->digest.buf = dma_alloc_coherent(se->dev, rctx->digest.size, - &rctx->digest.addr, GFP_KERNEL); - if (!rctx->digest.buf) - goto digbuf_fail; - - rctx->residue.buf = dma_alloc_coherent(se->dev, rctx->blk_size, - &rctx->residue.addr, GFP_KERNEL); - if (!rctx->residue.buf) - goto resbuf_fail; - - rctx->datbuf.buf = dma_alloc_coherent(se->dev, SE_SHA_BUFLEN, - &rctx->datbuf.addr, GFP_KERNEL); - if (!rctx->datbuf.buf) - goto datbuf_fail; - - return 0; - -datbuf_fail: - dma_free_coherent(se->dev, rctx->blk_size, rctx->residue.buf, - rctx->residue.addr); -resbuf_fail: - dma_free_coherent(se->dev, SE_SHA_BUFLEN, rctx->datbuf.buf, - rctx->datbuf.addr); -digbuf_fail: - return -ENOMEM; -} - static int tegra_hmac_fallback_setkey(struct tegra_sha_ctx *ctx, const u8 *key, unsigned int keylen) { @@ -559,13 +632,29 @@ static int tegra_hmac_setkey(struct crypto_ahash *tfm, const u8 *key, unsigned int keylen) { struct tegra_sha_ctx *ctx = crypto_ahash_ctx(tfm); + int ret;
if (aes_check_keylen(keylen)) return tegra_hmac_fallback_setkey(ctx, key, keylen);
+ ret = tegra_key_submit(ctx->se, key, keylen, ctx->alg, &ctx->key_id); + if (ret) + return tegra_hmac_fallback_setkey(ctx, key, keylen); + ctx->fallback = false;
- return tegra_key_submit(ctx->se, key, keylen, ctx->alg, &ctx->key_id); + return 0; +} + +static int tegra_sha_init(struct ahash_request *req) +{ + struct tegra_sha_reqctx *rctx = ahash_request_ctx(req); + struct crypto_ahash *tfm = crypto_ahash_reqtfm(req); + struct tegra_sha_ctx *ctx = crypto_ahash_ctx(tfm); + + rctx->task = SHA_INIT; + + return crypto_transfer_hash_request_to_engine(ctx->se->engine, req); }
static int tegra_sha_update(struct ahash_request *req) @@ -615,16 +704,12 @@ static int tegra_sha_digest(struct ahash_request *req) struct tegra_sha_reqctx *rctx = ahash_request_ctx(req); struct crypto_ahash *tfm = crypto_ahash_reqtfm(req); struct tegra_sha_ctx *ctx = crypto_ahash_ctx(tfm); - int ret;
if (ctx->fallback) return tegra_sha_fallback_digest(req);
- ret = tegra_sha_init(req); - if (ret) - return ret; + rctx->task |= SHA_INIT | SHA_UPDATE | SHA_FINAL;
- rctx->task |= SHA_UPDATE | SHA_FINAL; return crypto_transfer_hash_request_to_engine(ctx->se->engine, req); }
diff --git a/drivers/crypto/tegra/tegra-se-key.c b/drivers/crypto/tegra/tegra-se-key.c index ac14678dbd30..956fa9b4e9b1 100644 --- a/drivers/crypto/tegra/tegra-se-key.c +++ b/drivers/crypto/tegra/tegra-se-key.c @@ -115,11 +115,17 @@ static int tegra_key_insert(struct tegra_se *se, const u8 *key, u32 keylen, u16 slot, u32 alg) { const u32 *keyval = (u32 *)key; - u32 *addr = se->cmdbuf->addr, size; + u32 *addr = se->keybuf->addr, size; + int ret; + + mutex_lock(&kslt_lock);
size = tegra_key_prep_ins_cmd(se, addr, keyval, keylen, slot, alg); + ret = tegra_se_host1x_submit(se, se->keybuf, size); + + mutex_unlock(&kslt_lock);
- return tegra_se_host1x_submit(se, size); + return ret; }
void tegra_key_invalidate(struct tegra_se *se, u32 keyid, u32 alg) @@ -135,6 +141,23 @@ void tegra_key_invalidate(struct tegra_se *se, u32 keyid, u32 alg) tegra_keyslot_free(keyid); }
+void tegra_key_invalidate_reserved(struct tegra_se *se, u32 keyid, u32 alg) +{ + u8 zkey[AES_MAX_KEY_SIZE] = {0}; + + if (!keyid) + return; + + /* Overwrite the key with 0s */ + tegra_key_insert(se, zkey, AES_MAX_KEY_SIZE, keyid, alg); +} + +inline int tegra_key_submit_reserved(struct tegra_se *se, const u8 *key, + u32 keylen, u32 alg, u32 *keyid) +{ + return tegra_key_insert(se, key, keylen, *keyid, alg); +} + int tegra_key_submit(struct tegra_se *se, const u8 *key, u32 keylen, u32 alg, u32 *keyid) { int ret; @@ -143,7 +166,7 @@ int tegra_key_submit(struct tegra_se *se, const u8 *key, u32 keylen, u32 alg, u3 if (!tegra_key_in_kslt(*keyid)) { *keyid = tegra_keyslot_alloc(); if (!(*keyid)) { - dev_err(se->dev, "failed to allocate key slot\n"); + dev_dbg(se->dev, "failed to allocate key slot\n"); return -ENOMEM; } } diff --git a/drivers/crypto/tegra/tegra-se-main.c b/drivers/crypto/tegra/tegra-se-main.c index 918c0b10614d..1c94f1de0546 100644 --- a/drivers/crypto/tegra/tegra-se-main.c +++ b/drivers/crypto/tegra/tegra-se-main.c @@ -141,7 +141,7 @@ static struct tegra_se_cmdbuf *tegra_se_host1x_bo_alloc(struct tegra_se *se, ssi return cmdbuf; }
-int tegra_se_host1x_submit(struct tegra_se *se, u32 size) +int tegra_se_host1x_submit(struct tegra_se *se, struct tegra_se_cmdbuf *cmdbuf, u32 size) { struct host1x_job *job; int ret; @@ -160,9 +160,9 @@ int tegra_se_host1x_submit(struct tegra_se *se, u32 size) job->engine_fallback_streamid = se->stream_id; job->engine_streamid_offset = SE_STREAM_ID;
- se->cmdbuf->words = size; + cmdbuf->words = size;
- host1x_job_add_gather(job, &se->cmdbuf->bo, size, 0); + host1x_job_add_gather(job, &cmdbuf->bo, size, 0);
ret = host1x_job_pin(job, se->dev); if (ret) { @@ -220,14 +220,22 @@ static int tegra_se_client_init(struct host1x_client *client) goto syncpt_put; }
+ se->keybuf = tegra_se_host1x_bo_alloc(se, SZ_4K); + if (!se->keybuf) { + ret = -ENOMEM; + goto cmdbuf_put; + } + ret = se->hw->init_alg(se); if (ret) { dev_err(se->dev, "failed to register algorithms\n"); - goto cmdbuf_put; + goto keybuf_put; }
return 0;
+keybuf_put: + tegra_se_cmdbuf_put(&se->keybuf->bo); cmdbuf_put: tegra_se_cmdbuf_put(&se->cmdbuf->bo); syncpt_put: diff --git a/drivers/crypto/tegra/tegra-se.h b/drivers/crypto/tegra/tegra-se.h index b9dd7ceb8783..b6cac9384f66 100644 --- a/drivers/crypto/tegra/tegra-se.h +++ b/drivers/crypto/tegra/tegra-se.h @@ -24,6 +24,7 @@ #define SE_STREAM_ID 0x90
#define SE_SHA_CFG 0x4004 +#define SE_SHA_IN_ADDR 0x400c #define SE_SHA_KEY_ADDR 0x4094 #define SE_SHA_KEY_DATA 0x4098 #define SE_SHA_KEYMANIFEST 0x409c @@ -340,12 +341,14 @@ #define SE_CRYPTO_CTR_REG_COUNT 4 #define SE_MAX_KEYSLOT 15 #define SE_MAX_MEM_ALLOC SZ_4M -#define SE_AES_BUFLEN 0x8000 -#define SE_SHA_BUFLEN 0x2000 + +#define TEGRA_AES_RESERVED_KSLT 14 +#define TEGRA_XTS_RESERVED_KSLT 15
#define SHA_FIRST BIT(0) -#define SHA_UPDATE BIT(1) -#define SHA_FINAL BIT(2) +#define SHA_INIT BIT(1) +#define SHA_UPDATE BIT(2) +#define SHA_FINAL BIT(3)
/* Security Engine operation modes */ enum se_aes_alg { @@ -420,6 +423,7 @@ struct tegra_se { struct host1x_client client; struct host1x_channel *channel; struct tegra_se_cmdbuf *cmdbuf; + struct tegra_se_cmdbuf *keybuf; struct crypto_engine *engine; struct host1x_syncpt *syncpt; struct device *dev; @@ -501,8 +505,33 @@ void tegra_deinit_aes(struct tegra_se *se); void tegra_deinit_hash(struct tegra_se *se); int tegra_key_submit(struct tegra_se *se, const u8 *key, u32 keylen, u32 alg, u32 *keyid); + +int tegra_key_submit_reserved(struct tegra_se *se, const u8 *key, + u32 keylen, u32 alg, u32 *keyid); + void tegra_key_invalidate(struct tegra_se *se, u32 keyid, u32 alg); -int tegra_se_host1x_submit(struct tegra_se *se, u32 size); +void tegra_key_invalidate_reserved(struct tegra_se *se, u32 keyid, u32 alg); +int tegra_se_host1x_submit(struct tegra_se *se, struct tegra_se_cmdbuf *cmdbuf, u32 size); + +static inline int tegra_key_submit_reserved_aes(struct tegra_se *se, const u8 *key, + u32 keylen, u32 alg, u32 *keyid) +{ + *keyid = TEGRA_AES_RESERVED_KSLT; + return tegra_key_submit_reserved(se, key, keylen, alg, keyid); +} + +static inline int tegra_key_submit_reserved_xts(struct tegra_se *se, const u8 *key, + u32 keylen, u32 alg, u32 *keyid) +{ + *keyid = TEGRA_XTS_RESERVED_KSLT; + return tegra_key_submit_reserved(se, key, keylen, alg, keyid); +} + +static inline bool tegra_key_is_reserved(u32 keyid) +{ + return ((keyid == TEGRA_AES_RESERVED_KSLT) || + (keyid == TEGRA_XTS_RESERVED_KSLT)); +}
/* HOST1x OPCODES */ static inline u32 host1x_opcode_setpayload(unsigned int payload) diff --git a/drivers/dma/fsl-edma-main.c b/drivers/dma/fsl-edma-main.c index 1a613236b3e4..ebe8e09de7b3 100644 --- a/drivers/dma/fsl-edma-main.c +++ b/drivers/dma/fsl-edma-main.c @@ -303,6 +303,7 @@ fsl_edma2_irq_init(struct platform_device *pdev,
/* The last IRQ is for eDMA err */ if (i == count - 1) { + fsl_edma->errirq = irq; ret = devm_request_irq(&pdev->dev, irq, fsl_edma_err_handler, 0, "eDMA2-ERR", fsl_edma); @@ -322,10 +323,13 @@ static void fsl_edma_irq_exit( struct platform_device *pdev, struct fsl_edma_engine *fsl_edma) { if (fsl_edma->txirq == fsl_edma->errirq) { - devm_free_irq(&pdev->dev, fsl_edma->txirq, fsl_edma); + if (fsl_edma->txirq >= 0) + devm_free_irq(&pdev->dev, fsl_edma->txirq, fsl_edma); } else { - devm_free_irq(&pdev->dev, fsl_edma->txirq, fsl_edma); - devm_free_irq(&pdev->dev, fsl_edma->errirq, fsl_edma); + if (fsl_edma->txirq >= 0) + devm_free_irq(&pdev->dev, fsl_edma->txirq, fsl_edma); + if (fsl_edma->errirq >= 0) + devm_free_irq(&pdev->dev, fsl_edma->errirq, fsl_edma); } }
@@ -513,6 +517,8 @@ static int fsl_edma_probe(struct platform_device *pdev) if (!fsl_edma) return -ENOMEM;
+ fsl_edma->errirq = -EINVAL; + fsl_edma->txirq = -EINVAL; fsl_edma->drvdata = drvdata; fsl_edma->n_chans = chans; mutex_init(&fsl_edma->fsl_edma_mutex); @@ -699,9 +705,9 @@ static void fsl_edma_remove(struct platform_device *pdev) struct fsl_edma_engine *fsl_edma = platform_get_drvdata(pdev);
fsl_edma_irq_exit(pdev, fsl_edma); - fsl_edma_cleanup_vchan(&fsl_edma->dma_dev); of_dma_controller_free(np); dma_async_device_unregister(&fsl_edma->dma_dev); + fsl_edma_cleanup_vchan(&fsl_edma->dma_dev); fsl_disable_clocks(fsl_edma, fsl_edma->drvdata->dmamuxs); }
diff --git a/drivers/edac/i10nm_base.c b/drivers/edac/i10nm_base.c index 51556c72a967..fbdf005bed3a 100644 --- a/drivers/edac/i10nm_base.c +++ b/drivers/edac/i10nm_base.c @@ -751,6 +751,8 @@ static int i10nm_get_ddr_munits(void) continue; } else { d->imc[lmc].mdev = mdev; + if (res_cfg->type == SPR) + skx_set_mc_mapping(d, i, lmc); lmc++; } } diff --git a/drivers/edac/ie31200_edac.c b/drivers/edac/ie31200_edac.c index 4fc16922dc1a..9b02a6b43ab5 100644 --- a/drivers/edac/ie31200_edac.c +++ b/drivers/edac/ie31200_edac.c @@ -94,8 +94,6 @@ (((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 @@ -167,6 +165,7 @@ #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) @@ -380,7 +379,7 @@ 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))); @@ -429,7 +428,7 @@ 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; @@ -622,7 +621,7 @@ 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; @@ -633,11 +632,13 @@ 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"); @@ -645,12 +646,12 @@ 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; } diff --git a/drivers/edac/igen6_edac.c b/drivers/edac/igen6_edac.c index fdf3a84fe698..595908af9e5c 100644 --- a/drivers/edac/igen6_edac.c +++ b/drivers/edac/igen6_edac.c @@ -785,13 +785,22 @@ static u64 ecclog_read_and_clear(struct igen6_imc *imc) { u64 ecclog = readq(imc->window + ECC_ERROR_LOG_OFFSET);
- if (ecclog & (ECC_ERROR_LOG_CE | ECC_ERROR_LOG_UE)) { - /* Clear CE/UE bits by writing 1s */ - writeq(ecclog, imc->window + ECC_ERROR_LOG_OFFSET); - return ecclog; - } + /* + * Quirk: The ECC_ERROR_LOG register of certain SoCs may contain + * the invalid value ~0. This will result in a flood of invalid + * error reports in polling mode. Skip it. + */ + if (ecclog == ~0) + return 0;
- return 0; + /* Neither a CE nor a UE. Skip it.*/ + if (!(ecclog & (ECC_ERROR_LOG_CE | ECC_ERROR_LOG_UE))) + return 0; + + /* Clear CE/UE bits by writing 1s */ + writeq(ecclog, imc->window + ECC_ERROR_LOG_OFFSET); + + return ecclog; }
static void errsts_clear(struct igen6_imc *imc) diff --git a/drivers/edac/skx_common.c b/drivers/edac/skx_common.c index 6cf17af7d911..85ec3196664d 100644 --- a/drivers/edac/skx_common.c +++ b/drivers/edac/skx_common.c @@ -120,6 +120,35 @@ void skx_adxl_put(void) } EXPORT_SYMBOL_GPL(skx_adxl_put);
+static void skx_init_mc_mapping(struct skx_dev *d) +{ + /* + * By default, the BIOS presents all memory controllers within each + * socket to the EDAC driver. The physical indices are the same as + * the logical indices of the memory controllers enumerated by the + * EDAC driver. + */ + for (int i = 0; i < NUM_IMC; i++) + d->mc_mapping[i] = i; +} + +void skx_set_mc_mapping(struct skx_dev *d, u8 pmc, u8 lmc) +{ + edac_dbg(0, "Set the mapping of mc phy idx to logical idx: %02d -> %02d\n", + pmc, lmc); + + d->mc_mapping[pmc] = lmc; +} +EXPORT_SYMBOL_GPL(skx_set_mc_mapping); + +static u8 skx_get_mc_mapping(struct skx_dev *d, u8 pmc) +{ + edac_dbg(0, "Get the mapping of mc phy idx to logical idx: %02d -> %02d\n", + pmc, d->mc_mapping[pmc]); + + return d->mc_mapping[pmc]; +} + static bool skx_adxl_decode(struct decoded_addr *res, enum error_source err_src) { struct skx_dev *d; @@ -187,6 +216,8 @@ static bool skx_adxl_decode(struct decoded_addr *res, enum error_source err_src) return false; }
+ res->imc = skx_get_mc_mapping(d, res->imc); + for (i = 0; i < adxl_component_count; i++) { if (adxl_values[i] == ~0x0ull) continue; @@ -307,6 +338,8 @@ int skx_get_all_bus_mappings(struct res_config *cfg, struct list_head **list) d->bus[0], d->bus[1], d->bus[2], d->bus[3]); list_add_tail(&d->list, &dev_edac_list); prev = pdev; + + skx_init_mc_mapping(d); }
if (list) diff --git a/drivers/edac/skx_common.h b/drivers/edac/skx_common.h index 54bba8a62f72..849198fd14da 100644 --- a/drivers/edac/skx_common.h +++ b/drivers/edac/skx_common.h @@ -93,6 +93,16 @@ struct skx_dev { struct pci_dev *uracu; /* for i10nm CPU */ struct pci_dev *pcu_cr3; /* for HBM memory detection */ u32 mcroute; + /* + * Some server BIOS may hide certain memory controllers, and the + * EDAC driver skips those hidden memory controllers. However, the + * ADXL still decodes memory error address using physical memory + * controller indices. The mapping table is used to convert the + * physical indices (reported by ADXL) to the logical indices + * (used the EDAC driver) of present memory controllers during the + * error handling process. + */ + u8 mc_mapping[NUM_IMC]; struct skx_imc { struct mem_ctl_info *mci; struct pci_dev *mdev; /* for i10nm CPU */ @@ -242,6 +252,7 @@ void skx_adxl_put(void); void skx_set_decode(skx_decode_f decode, skx_show_retry_log_f show_retry_log); void skx_set_mem_cfg(bool mem_cfg_2lm); void skx_set_res_cfg(struct res_config *cfg); +void skx_set_mc_mapping(struct skx_dev *d, u8 pmc, u8 lmc);
int skx_get_src_id(struct skx_dev *d, int off, u8 *id); int skx_get_node_id(struct skx_dev *d, u8 *id); diff --git a/drivers/firmware/cirrus/cs_dsp.c b/drivers/firmware/cirrus/cs_dsp.c index 42433c19eb30..560724ce21aa 100644 --- a/drivers/firmware/cirrus/cs_dsp.c +++ b/drivers/firmware/cirrus/cs_dsp.c @@ -1631,6 +1631,7 @@ static int cs_dsp_load(struct cs_dsp *dsp, const struct firmware *firmware,
cs_dsp_debugfs_save_wmfwname(dsp, file);
+ ret = 0; out_fw: cs_dsp_buf_free(&buf_list);
@@ -2338,6 +2339,7 @@ static int cs_dsp_load_coeff(struct cs_dsp *dsp, const struct firmware *firmware
cs_dsp_debugfs_save_binname(dsp, file);
+ ret = 0; out_fw: cs_dsp_buf_free(&buf_list);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c index 3780d50fd3ae..cb9e627b407d 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -4219,7 +4219,6 @@ int amdgpu_device_init(struct amdgpu_device *adev, mutex_init(&adev->grbm_idx_mutex); mutex_init(&adev->mn_lock); mutex_init(&adev->virt.vf_errors.lock); - mutex_init(&adev->virt.rlcg_reg_lock); hash_init(adev->mn_hash); mutex_init(&adev->psp.mutex); mutex_init(&adev->notifier_lock); @@ -4245,6 +4244,7 @@ int amdgpu_device_init(struct amdgpu_device *adev, spin_lock_init(&adev->se_cac_idx_lock); spin_lock_init(&adev->audio_endpt_idx_lock); spin_lock_init(&adev->mm_stats.lock); + spin_lock_init(&adev->virt.rlcg_reg_lock); spin_lock_init(&adev->wb.lock);
INIT_LIST_HEAD(&adev->reset_list); diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c index 91a874bb0e24..fc953ef4eedd 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c @@ -2556,7 +2556,6 @@ 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;
@@ -2568,8 +2567,13 @@ 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) @@ -2582,6 +2586,9 @@ 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); } diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_umsch_mm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_umsch_mm.c index bd2d3863c3ed..ca74af214834 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_umsch_mm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_umsch_mm.c @@ -584,7 +584,7 @@ int amdgpu_umsch_mm_init_microcode(struct amdgpu_umsch_mm *umsch) fw_name = "amdgpu/umsch_mm_4_0_0.bin"; break; default: - break; + return -EINVAL; }
r = amdgpu_ucode_request(adev, &adev->umsch_mm.fw, "%s", fw_name); diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c index c704e9803e11..a4846581cc88 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c @@ -1017,6 +1017,7 @@ u32 amdgpu_virt_rlcg_reg_rw(struct amdgpu_device *adev, u32 offset, u32 v, u32 f void *scratch_reg2; void *scratch_reg3; void *spare_int; + unsigned long flags;
if (!adev->gfx.rlc.rlcg_reg_access_supported) { dev_err(adev->dev, @@ -1038,7 +1039,7 @@ u32 amdgpu_virt_rlcg_reg_rw(struct amdgpu_device *adev, u32 offset, u32 v, u32 f scratch_reg2 = (void __iomem *)adev->rmmio + 4 * reg_access_ctrl->scratch_reg2; scratch_reg3 = (void __iomem *)adev->rmmio + 4 * reg_access_ctrl->scratch_reg3;
- mutex_lock(&adev->virt.rlcg_reg_lock); + spin_lock_irqsave(&adev->virt.rlcg_reg_lock, flags);
if (reg_access_ctrl->spare_int) spare_int = (void __iomem *)adev->rmmio + 4 * reg_access_ctrl->spare_int; @@ -1097,7 +1098,7 @@ u32 amdgpu_virt_rlcg_reg_rw(struct amdgpu_device *adev, u32 offset, u32 v, u32 f
ret = readl(scratch_reg0);
- mutex_unlock(&adev->virt.rlcg_reg_lock); + spin_unlock_irqrestore(&adev->virt.rlcg_reg_lock, flags);
return ret; } diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h index 5381b8d596e6..0ca73343a768 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h @@ -279,7 +279,8 @@ struct amdgpu_virt { /* the ucode id to signal the autoload */ uint32_t autoload_ucode_id;
- struct mutex rlcg_reg_lock; + /* Spinlock to protect access to the RLCG register interface */ + spinlock_t rlcg_reg_lock;
union amd_sriov_ras_caps ras_en_caps; union amd_sriov_ras_caps ras_telemetry_en_caps; diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v11_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v11_0.c index 2ae058a224f4..a24119b386db 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v11_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v11_0.c @@ -1553,7 +1553,7 @@ static int gfx_v11_0_sw_init(struct amdgpu_ip_block *ip_block) 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; diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v12_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v12_0.c index d4218e9e43b5..a0df3baaf2b4 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v12_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v12_0.c @@ -1332,7 +1332,7 @@ static int gfx_v12_0_sw_init(struct amdgpu_ip_block *ip_block) 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 = 2; adev->gfx.mec.num_queue_per_pipe = 4; break; diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c index d28258bb6d29..c31cc903ac9c 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c @@ -1269,6 +1269,7 @@ static void gfx_v9_0_check_fw_write_wait(struct amdgpu_device *adev) adev->gfx.mec_fw_write_wait = false;
if ((amdgpu_ip_version(adev, GC_HWIP, 0) != IP_VERSION(9, 4, 1)) && + (amdgpu_ip_version(adev, GC_HWIP, 0) != IP_VERSION(9, 4, 2)) && ((adev->gfx.mec_fw_version < 0x000001a5) || (adev->gfx.mec_feature_version < 46) || (adev->gfx.pfp_fw_version < 0x000000b7) || diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c index 8ab83dcb1a3c..2182276a45d6 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c @@ -207,21 +207,6 @@ static int add_queue_mes(struct device_queue_manager *dqm, struct queue *q, if (!down_read_trylock(&adev->reset_domain->sem)) return -EIO;
- if (!pdd->proc_ctx_cpu_ptr) { - r = amdgpu_amdkfd_alloc_gtt_mem(adev, - AMDGPU_MES_PROC_CTX_SIZE, - &pdd->proc_ctx_bo, - &pdd->proc_ctx_gpu_addr, - &pdd->proc_ctx_cpu_ptr, - false); - if (r) { - dev_err(adev->dev, - "failed to allocate process context bo\n"); - return r; - } - memset(pdd->proc_ctx_cpu_ptr, 0, AMDGPU_MES_PROC_CTX_SIZE); - } - memset(&queue_input, 0x0, sizeof(struct mes_add_queue_input)); queue_input.process_id = qpd->pqm->process->pasid; queue_input.page_table_base_addr = qpd->page_table_base; diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_process_queue_manager.c b/drivers/gpu/drm/amd/amdkfd/kfd_process_queue_manager.c index 1d538e874140..866b68146df6 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_process_queue_manager.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_process_queue_manager.c @@ -360,10 +360,26 @@ int pqm_create_queue(struct process_queue_manager *pqm, if (retval != 0) return retval;
+ /* Register process if this is the first queue */ if (list_empty(&pdd->qpd.queues_list) && list_empty(&pdd->qpd.priv_queue_list)) dev->dqm->ops.register_process(dev->dqm, &pdd->qpd);
+ /* Allocate proc_ctx_bo only if MES is enabled and this is the first queue */ + if (!pdd->proc_ctx_cpu_ptr && dev->kfd->shared_resources.enable_mes) { + retval = amdgpu_amdkfd_alloc_gtt_mem(dev->adev, + AMDGPU_MES_PROC_CTX_SIZE, + &pdd->proc_ctx_bo, + &pdd->proc_ctx_gpu_addr, + &pdd->proc_ctx_cpu_ptr, + false); + if (retval) { + dev_err(dev->adev->dev, "failed to allocate process context bo\n"); + return retval; + } + memset(pdd->proc_ctx_cpu_ptr, 0, AMDGPU_MES_PROC_CTX_SIZE); + } + pqn = kzalloc(sizeof(*pqn), GFP_KERNEL); if (!pqn) { retval = -ENOMEM; diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c index 62a684323ffc..d10fcc242324 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -3330,6 +3330,11 @@ static int dm_resume(struct amdgpu_ip_block *ip_block)
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_state_release(dm_state->context); dm_state->context = dc_state_create(dm->dc, NULL); diff --git a/drivers/gpu/drm/amd/display/dc/dce/dmub_hw_lock_mgr.c b/drivers/gpu/drm/amd/display/dc/dce/dmub_hw_lock_mgr.c index 6e2fce329d73..d37ecfdde4f1 100644 --- a/drivers/gpu/drm/amd/display/dc/dce/dmub_hw_lock_mgr.c +++ b/drivers/gpu/drm/amd/display/dc/dce/dmub_hw_lock_mgr.c @@ -63,6 +63,10 @@ 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;
diff --git a/drivers/gpu/drm/amd/display/dc/dml/dcn30/display_mode_vba_30.c b/drivers/gpu/drm/amd/display/dc/dml/dcn30/display_mode_vba_30.c index cee1b351e105..f1fe49401bc0 100644 --- a/drivers/gpu/drm/amd/display/dc/dml/dcn30/display_mode_vba_30.c +++ b/drivers/gpu/drm/amd/display/dc/dml/dcn30/display_mode_vba_30.c @@ -281,10 +281,10 @@ 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, @@ -3265,8 +3265,8 @@ 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; diff --git a/drivers/gpu/drm/amd/display/dc/dml2/dml21/src/dml2_core/dml2_core_dcn4.c b/drivers/gpu/drm/amd/display/dc/dml2/dml21/src/dml2_core/dml2_core_dcn4.c index 3d41ffde91c1..32611ce93f58 100644 --- a/drivers/gpu/drm/amd/display/dc/dml2/dml21/src/dml2_core/dml2_core_dcn4.c +++ b/drivers/gpu/drm/amd/display/dc/dml2/dml21/src/dml2_core/dml2_core_dcn4.c @@ -139,9 +139,8 @@ bool core_dcn4_initialize(struct dml2_core_initialize_in_out *in_out) core->clean_me_up.mode_lib.ip.subvp_fw_processing_delay_us = core_dcn4_ip_caps_base.subvp_pstate_allow_width_us; core->clean_me_up.mode_lib.ip.subvp_swath_height_margin_lines = core_dcn4_ip_caps_base.subvp_swath_height_margin_lines; } else { - memcpy(&core->clean_me_up.mode_lib.ip, &core_dcn4_ip_caps_base, sizeof(struct dml2_core_ip_params)); + memcpy(&core->clean_me_up.mode_lib.ip, &core_dcn4_ip_caps_base, sizeof(struct dml2_core_ip_params)); patch_ip_params_with_ip_caps(&core->clean_me_up.mode_lib.ip, in_out->ip_caps); - core->clean_me_up.mode_lib.ip.imall_supported = false; }
diff --git a/drivers/gpu/drm/amd/display/dmub/src/dmub_srv.c b/drivers/gpu/drm/amd/display/dmub/src/dmub_srv.c index a3f3ff5d49ac..9d2250d84f29 100644 --- a/drivers/gpu/drm/amd/display/dmub/src/dmub_srv.c +++ b/drivers/gpu/drm/amd/display/dmub/src/dmub_srv.c @@ -708,7 +708,7 @@ enum dmub_status dmub_srv_hw_init(struct dmub_srv *dmub, cw6.region.base = DMUB_CW6_BASE; cw6.region.top = cw6.region.base + fw_state_fb->size;
- dmub->fw_state = fw_state_fb->cpu_addr; + dmub->fw_state = (void *)((uintptr_t)(fw_state_fb->cpu_addr) + DMUB_DEBUG_FW_STATE_OFFSET);
region6.offset.quad_part = shared_state_fb->gpu_addr; region6.region.base = DMUB_CW6_BASE; diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu_cmn.c b/drivers/gpu/drm/amd/pm/swsmu/smu_cmn.c index 9f55207ea9bc..d834d134ad2b 100644 --- a/drivers/gpu/drm/amd/pm/swsmu/smu_cmn.c +++ b/drivers/gpu/drm/amd/pm/swsmu/smu_cmn.c @@ -459,8 +459,7 @@ int smu_cmn_send_smc_msg_with_param(struct smu_context *smu, } if (read_arg) { smu_cmn_read_arg(smu, read_arg); - dev_dbg(adev->dev, "smu send message: %s(%d) param: 0x%08x, resp: 0x%08x,\ - readval: 0x%08x\n", + dev_dbg(adev->dev, "smu send message: %s(%d) param: 0x%08x, resp: 0x%08x, readval: 0x%08x\n", smu_get_message_name(smu, msg), index, param, reg, *read_arg); } else { dev_dbg(adev->dev, "smu send message: %s(%d) param: 0x%08x, resp: 0x%08x\n", diff --git a/drivers/gpu/drm/bridge/cadence/cdns-mhdp8546-core.c b/drivers/gpu/drm/bridge/cadence/cdns-mhdp8546-core.c index d081850e3c03..d4e4f484cbe5 100644 --- a/drivers/gpu/drm/bridge/cadence/cdns-mhdp8546-core.c +++ b/drivers/gpu/drm/bridge/cadence/cdns-mhdp8546-core.c @@ -2463,9 +2463,9 @@ static int cdns_mhdp_probe(struct platform_device *pdev) if (!mhdp) return -ENOMEM;
- clk = devm_clk_get(dev, NULL); + clk = devm_clk_get_enabled(dev, NULL); if (IS_ERR(clk)) { - dev_err(dev, "couldn't get clk: %ld\n", PTR_ERR(clk)); + dev_err(dev, "couldn't get and enable clk: %ld\n", PTR_ERR(clk)); return PTR_ERR(clk); }
@@ -2504,14 +2504,12 @@ static int cdns_mhdp_probe(struct platform_device *pdev)
mhdp->info = of_device_get_match_data(dev);
- clk_prepare_enable(clk); - pm_runtime_enable(dev); ret = pm_runtime_resume_and_get(dev); if (ret < 0) { dev_err(dev, "pm_runtime_resume_and_get failed\n"); pm_runtime_disable(dev); - goto clk_disable; + return ret; }
if (mhdp->info && mhdp->info->ops && mhdp->info->ops->init) { @@ -2590,8 +2588,6 @@ static int cdns_mhdp_probe(struct platform_device *pdev) runtime_put: pm_runtime_put_sync(dev); pm_runtime_disable(dev); -clk_disable: - clk_disable_unprepare(mhdp->clk);
return ret; } @@ -2632,8 +2628,6 @@ static void cdns_mhdp_remove(struct platform_device *pdev) cancel_work_sync(&mhdp->modeset_retry_work); flush_work(&mhdp->hpd_work); /* Ignoring mhdp->hdcp.check_work and mhdp->hdcp.prop_work here. */ - - clk_disable_unprepare(mhdp->clk); }
static const struct of_device_id mhdp_ids[] = { diff --git a/drivers/gpu/drm/bridge/ite-it6505.c b/drivers/gpu/drm/bridge/ite-it6505.c index faee8e2e82a0..967aa24b7c53 100644 --- a/drivers/gpu/drm/bridge/ite-it6505.c +++ b/drivers/gpu/drm/bridge/ite-it6505.c @@ -2042,12 +2042,13 @@ 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; } } diff --git a/drivers/gpu/drm/bridge/ti-sn65dsi86.c b/drivers/gpu/drm/bridge/ti-sn65dsi86.c index 9e31f750fd88..fb452d1b4699 100644 --- a/drivers/gpu/drm/bridge/ti-sn65dsi86.c +++ b/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); diff --git a/drivers/gpu/drm/display/drm_dp_mst_topology.c b/drivers/gpu/drm/display/drm_dp_mst_topology.c index acbcfc291f72..b3e26da7bde5 100644 --- a/drivers/gpu/drm/display/drm_dp_mst_topology.c +++ b/drivers/gpu/drm/display/drm_dp_mst_topology.c @@ -179,13 +179,13 @@ 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 diff --git a/drivers/gpu/drm/mediatek/mtk_crtc.c b/drivers/gpu/drm/mediatek/mtk_crtc.c index 5674f5707cca..8f6fba4217ec 100644 --- a/drivers/gpu/drm/mediatek/mtk_crtc.c +++ b/drivers/gpu/drm/mediatek/mtk_crtc.c @@ -620,13 +620,16 @@ static void mtk_crtc_update_config(struct mtk_crtc *mtk_crtc, bool needs_vblank)
mbox_send_message(mtk_crtc->cmdq_client.chan, cmdq_handle); mbox_client_txdone(mtk_crtc->cmdq_client.chan, 0); + goto update_config_out; } -#else +#endif spin_lock_irqsave(&mtk_crtc->config_lock, flags); mtk_crtc->config_updating = false; spin_unlock_irqrestore(&mtk_crtc->config_lock, flags); -#endif
+#if IS_REACHABLE(CONFIG_MTK_CMDQ) +update_config_out: +#endif mutex_unlock(&mtk_crtc->hw_lock); }
diff --git a/drivers/gpu/drm/mediatek/mtk_dp.c b/drivers/gpu/drm/mediatek/mtk_dp.c index 3b0993abfdc3..8688665f6701 100644 --- a/drivers/gpu/drm/mediatek/mtk_dp.c +++ b/drivers/gpu/drm/mediatek/mtk_dp.c @@ -1746,7 +1746,7 @@ static int mtk_dp_parse_capabilities(struct mtk_dp *mtk_dp)
ret = drm_dp_dpcd_readb(&mtk_dp->aux, DP_MSTM_CAP, &val); if (ret < 1) { - drm_err(mtk_dp->drm_dev, "Read mstm cap failed\n"); + dev_err(mtk_dp->dev, "Read mstm cap failed: %zd\n", ret); return ret == 0 ? -EIO : ret; }
@@ -1756,7 +1756,7 @@ static int mtk_dp_parse_capabilities(struct mtk_dp *mtk_dp) DP_DEVICE_SERVICE_IRQ_VECTOR_ESI0, &val); if (ret < 1) { - drm_err(mtk_dp->drm_dev, "Read irq vector failed\n"); + dev_err(mtk_dp->dev, "Read irq vector failed: %zd\n", ret); return ret == 0 ? -EIO : ret; }
@@ -2039,7 +2039,7 @@ static int mtk_dp_wait_hpd_asserted(struct drm_dp_aux *mtk_aux, unsigned long wa
ret = mtk_dp_parse_capabilities(mtk_dp); if (ret) { - drm_err(mtk_dp->drm_dev, "Can't parse capabilities\n"); + dev_err(mtk_dp->dev, "Can't parse capabilities: %d\n", ret); return ret; }
diff --git a/drivers/gpu/drm/mediatek/mtk_dsi.c b/drivers/gpu/drm/mediatek/mtk_dsi.c index 40752f232054..852aeef9f38d 100644 --- a/drivers/gpu/drm/mediatek/mtk_dsi.c +++ b/drivers/gpu/drm/mediatek/mtk_dsi.c @@ -1116,12 +1116,12 @@ 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) { @@ -1170,7 +1170,7 @@ 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: diff --git a/drivers/gpu/drm/mediatek/mtk_hdmi.c b/drivers/gpu/drm/mediatek/mtk_hdmi.c index 70dc1d4460ad..0b486575ee3c 100644 --- a/drivers/gpu/drm/mediatek/mtk_hdmi.c +++ b/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; @@ -1572,14 +1573,14 @@ 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: @@ -1663,6 +1664,11 @@ 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); @@ -1672,13 +1678,20 @@ 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; diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gpu_state.c b/drivers/gpu/drm/msm/adreno/a6xx_gpu_state.c index 0fcae53c0b14..159665cb6b14 100644 --- a/drivers/gpu/drm/msm/adreno/a6xx_gpu_state.c +++ b/drivers/gpu/drm/msm/adreno/a6xx_gpu_state.c @@ -1507,6 +1507,8 @@ static void a6xx_get_indexed_registers(struct msm_gpu *gpu,
/* Restore the size in the hardware */ gpu_write(gpu, REG_A6XX_CP_MEM_POOL_SIZE, mempool_size); + + a6xx_state->nr_indexed_regs = count; }
static void a7xx_get_indexed_registers(struct msm_gpu *gpu, diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c index ad3462476a14..a71136e39738 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c @@ -1214,10 +1214,6 @@ static int dpu_crtc_atomic_check(struct drm_crtc *crtc,
DRM_DEBUG_ATOMIC("%s: check\n", dpu_crtc->name);
- /* force a full mode set if active state changed */ - if (crtc_state->active_changed) - crtc_state->mode_changed = true; - if (cstate->num_mixers) { rc = _dpu_crtc_check_and_setup_lm_bounds(crtc, crtc_state); if (rc) diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c index 67f5fc6fdae1..ebdfb76b6e61 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c @@ -793,12 +793,11 @@ static int dpu_encoder_virt_atomic_check( crtc_state->mode_changed = true; /* * Release and Allocate resources on every modeset - * Dont allocate when active is false. */ if (drm_atomic_crtc_needs_modeset(crtc_state)) { dpu_rm_release(global_state, drm_enc);
- if (!crtc_state->active_changed || crtc_state->enable) + if (crtc_state->enable) ret = dpu_rm_reserve(&dpu_kms->rm, global_state, drm_enc, crtc_state, topology); if (!ret) diff --git a/drivers/gpu/drm/msm/dsi/dsi_host.c b/drivers/gpu/drm/msm/dsi/dsi_host.c index a98d24b7cb00..7459fb8c5177 100644 --- a/drivers/gpu/drm/msm/dsi/dsi_host.c +++ b/drivers/gpu/drm/msm/dsi/dsi_host.c @@ -846,7 +846,7 @@ static void dsi_ctrl_enable(struct msm_dsi_host *msm_host, dsi_write(msm_host, REG_DSI_CPHY_MODE_CTRL, BIT(0)); }
-static void dsi_update_dsc_timing(struct msm_dsi_host *msm_host, bool is_cmd_mode, u32 hdisplay) +static void dsi_update_dsc_timing(struct msm_dsi_host *msm_host, bool is_cmd_mode) { struct drm_dsc_config *dsc = msm_host->dsc; u32 reg, reg_ctrl, reg_ctrl2; @@ -858,7 +858,7 @@ static void dsi_update_dsc_timing(struct msm_dsi_host *msm_host, bool is_cmd_mod /* first calculate dsc parameters and then program * compress mode registers */ - slice_per_intf = msm_dsc_get_slices_per_intf(dsc, hdisplay); + slice_per_intf = dsc->slice_count;
total_bytes_per_intf = dsc->slice_chunk_size * slice_per_intf; bytes_per_pkt = dsc->slice_chunk_size; /* * slice_per_pkt; */ @@ -991,7 +991,7 @@ static void dsi_timing_setup(struct msm_dsi_host *msm_host, bool is_bonded_dsi)
if (msm_host->mode_flags & MIPI_DSI_MODE_VIDEO) { if (msm_host->dsc) - dsi_update_dsc_timing(msm_host, false, mode->hdisplay); + dsi_update_dsc_timing(msm_host, false);
dsi_write(msm_host, REG_DSI_ACTIVE_H, DSI_ACTIVE_H_START(ha_start) | @@ -1012,7 +1012,7 @@ static void dsi_timing_setup(struct msm_dsi_host *msm_host, bool is_bonded_dsi) DSI_ACTIVE_VSYNC_VPOS_END(vs_end)); } else { /* command mode */ if (msm_host->dsc) - dsi_update_dsc_timing(msm_host, true, mode->hdisplay); + dsi_update_dsc_timing(msm_host, true);
/* image data and 1 byte write_memory_start cmd */ if (!msm_host->dsc) diff --git a/drivers/gpu/drm/msm/dsi/dsi_manager.c b/drivers/gpu/drm/msm/dsi/dsi_manager.c index a210b7c9e5ca..4fabb01345aa 100644 --- a/drivers/gpu/drm/msm/dsi/dsi_manager.c +++ b/drivers/gpu/drm/msm/dsi/dsi_manager.c @@ -74,17 +74,35 @@ 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. @@ -98,14 +116,6 @@ 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; diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c index 798168180c1a..a2c87c84aa05 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c @@ -305,7 +305,7 @@ static void dsi_pll_commit(struct dsi_pll_7nm *pll, struct dsi_pll_config *confi writel(pll->phy->cphy_mode ? 0x00 : 0x10, base + REG_DSI_7nm_PHY_PLL_CMODE_1); writel(config->pll_clock_inverters, - base + REG_DSI_7nm_PHY_PLL_CLOCK_INVERTERS); + base + REG_DSI_7nm_PHY_PLL_CLOCK_INVERTERS_1); }
static int dsi_pll_7nm_vco_set_rate(struct clk_hw *hw, unsigned long rate, diff --git a/drivers/gpu/drm/msm/msm_dsc_helper.h b/drivers/gpu/drm/msm/msm_dsc_helper.h index b9049fe1e279..63f95523b2cb 100644 --- a/drivers/gpu/drm/msm/msm_dsc_helper.h +++ b/drivers/gpu/drm/msm/msm_dsc_helper.h @@ -12,17 +12,6 @@ #include <linux/math.h> #include <drm/display/drm_dsc_helper.h>
-/** - * msm_dsc_get_slices_per_intf() - calculate number of slices per interface - * @dsc: Pointer to drm dsc config struct - * @intf_width: interface width in pixels - * Returns: Integer representing the number of slices for the given interface - */ -static inline u32 msm_dsc_get_slices_per_intf(const struct drm_dsc_config *dsc, u32 intf_width) -{ - return DIV_ROUND_UP(intf_width, dsc->slice_width); -} - /** * msm_dsc_get_bytes_per_line() - calculate bytes per line * @dsc: Pointer to drm dsc config struct diff --git a/drivers/gpu/drm/panel/panel-ilitek-ili9882t.c b/drivers/gpu/drm/panel/panel-ilitek-ili9882t.c index 266a087fe14c..3c24a63b6be8 100644 --- a/drivers/gpu/drm/panel/panel-ilitek-ili9882t.c +++ b/drivers/gpu/drm/panel/panel-ilitek-ili9882t.c @@ -607,7 +607,7 @@ static int ili9882t_add(struct ili9882t *ili)
ili->enable_gpio = devm_gpiod_get(dev, "enable", GPIOD_OUT_LOW); if (IS_ERR(ili->enable_gpio)) { - dev_err(dev, "cannot get reset-gpios %ld\n", + dev_err(dev, "cannot get enable-gpios %ld\n", PTR_ERR(ili->enable_gpio)); return PTR_ERR(ili->enable_gpio); } diff --git a/drivers/gpu/drm/panthor/panthor_fw.c b/drivers/gpu/drm/panthor/panthor_fw.c index ecca5565ce41..5e002116f2bb 100644 --- a/drivers/gpu/drm/panthor/panthor_fw.c +++ b/drivers/gpu/drm/panthor/panthor_fw.c @@ -647,8 +647,8 @@ static int panthor_fw_read_build_info(struct panthor_device *ptdev, u32 ehdr) { struct panthor_fw_build_info_hdr hdr; - char header[9]; - const char git_sha_header[sizeof(header)] = "git_sha: "; + static const char git_sha_header[] = "git_sha: "; + const int header_len = sizeof(git_sha_header) - 1; int ret;
ret = panthor_fw_binary_iter_read(ptdev, iter, &hdr, sizeof(hdr)); @@ -662,8 +662,7 @@ static int panthor_fw_read_build_info(struct panthor_device *ptdev, return 0; }
- if (memcmp(git_sha_header, fw->data + hdr.meta_start, - sizeof(git_sha_header))) { + if (memcmp(git_sha_header, fw->data + hdr.meta_start, header_len)) { /* Not the expected header, this isn't metadata we understand */ return 0; } @@ -676,7 +675,7 @@ static int panthor_fw_read_build_info(struct panthor_device *ptdev, }
drm_info(&ptdev->base, "Firmware git sha: %s\n", - fw->data + hdr.meta_start + sizeof(git_sha_header)); + fw->data + hdr.meta_start + header_len);
return 0; } diff --git a/drivers/gpu/drm/panthor/panthor_fw.h b/drivers/gpu/drm/panthor/panthor_fw.h index 22448abde992..6598d96c6d2a 100644 --- a/drivers/gpu/drm/panthor/panthor_fw.h +++ b/drivers/gpu/drm/panthor/panthor_fw.h @@ -102,9 +102,9 @@ struct panthor_fw_cs_output_iface { #define CS_STATUS_BLOCKED_REASON_SB_WAIT 1 #define CS_STATUS_BLOCKED_REASON_PROGRESS_WAIT 2 #define CS_STATUS_BLOCKED_REASON_SYNC_WAIT 3 -#define CS_STATUS_BLOCKED_REASON_DEFERRED 5 -#define CS_STATUS_BLOCKED_REASON_RES 6 -#define CS_STATUS_BLOCKED_REASON_FLUSH 7 +#define CS_STATUS_BLOCKED_REASON_DEFERRED 4 +#define CS_STATUS_BLOCKED_REASON_RESOURCE 5 +#define CS_STATUS_BLOCKED_REASON_FLUSH 6 #define CS_STATUS_BLOCKED_REASON_MASK GENMASK(3, 0) u32 status_blocked_reason; u32 status_wait_sync_value_hi; diff --git a/drivers/gpu/drm/panthor/panthor_sched.c b/drivers/gpu/drm/panthor/panthor_sched.c index ef4bec7ff9c7..eb2c2ca375d7 100644 --- a/drivers/gpu/drm/panthor/panthor_sched.c +++ b/drivers/gpu/drm/panthor/panthor_sched.c @@ -2862,6 +2862,7 @@ void panthor_fdinfo_gather_group_samples(struct panthor_file *pfile) if (IS_ERR_OR_NULL(gpool)) return;
+ xa_lock(&gpool->xa); xa_for_each(&gpool->xa, i, group) { mutex_lock(&group->fdinfo.lock); pfile->stats.cycles += group->fdinfo.data.cycles; @@ -2870,6 +2871,7 @@ void panthor_fdinfo_gather_group_samples(struct panthor_file *pfile) group->fdinfo.data.time = 0; mutex_unlock(&group->fdinfo.lock); } + xa_unlock(&gpool->xa); }
static void group_sync_upd_work(struct work_struct *work) diff --git a/drivers/gpu/drm/solomon/ssd130x-spi.c b/drivers/gpu/drm/solomon/ssd130x-spi.c index 08334be38694..7c935870f7d2 100644 --- a/drivers/gpu/drm/solomon/ssd130x-spi.c +++ b/drivers/gpu/drm/solomon/ssd130x-spi.c @@ -151,7 +151,6 @@ static const struct of_device_id ssd130x_of_match[] = { }; MODULE_DEVICE_TABLE(of, ssd130x_of_match);
-#if IS_MODULE(CONFIG_DRM_SSD130X_SPI) /* * The SPI core always reports a MODALIAS uevent of the form "spi:<dev>", even * if the device was registered via OF. This means that the module will not be @@ -160,7 +159,7 @@ MODULE_DEVICE_TABLE(of, ssd130x_of_match); * To workaround this issue, add a SPI device ID table. Even when this should * not be needed for this driver to match the registered SPI devices. */ -static const struct spi_device_id ssd130x_spi_table[] = { +static const struct spi_device_id ssd130x_spi_id[] = { /* ssd130x family */ { "sh1106", SH1106_ID }, { "ssd1305", SSD1305_ID }, @@ -175,14 +174,14 @@ static const struct spi_device_id ssd130x_spi_table[] = { { "ssd1331", SSD1331_ID }, { /* sentinel */ } }; -MODULE_DEVICE_TABLE(spi, ssd130x_spi_table); -#endif +MODULE_DEVICE_TABLE(spi, ssd130x_spi_id);
static struct spi_driver ssd130x_spi_driver = { .driver = { .name = DRIVER_NAME, .of_match_table = ssd130x_of_match, }, + .id_table = ssd130x_spi_id, .probe = ssd130x_spi_probe, .remove = ssd130x_spi_remove, .shutdown = ssd130x_spi_shutdown, diff --git a/drivers/gpu/drm/solomon/ssd130x.c b/drivers/gpu/drm/solomon/ssd130x.c index 486d8f5282f9..8cbfd8af3f15 100644 --- a/drivers/gpu/drm/solomon/ssd130x.c +++ b/drivers/gpu/drm/solomon/ssd130x.c @@ -881,7 +881,7 @@ static int ssd132x_update_rect(struct ssd130x_device *ssd130x, u8 n1 = buf[i * width + j]; u8 n2 = buf[i * width + j + 1];
- data_array[array_idx++] = (n2 << 4) | n1; + data_array[array_idx++] = (n2 & 0xf0) | (n1 >> 4); } }
@@ -1038,7 +1038,7 @@ static int ssd132x_fb_blit_rect(struct drm_framebuffer *fb, struct drm_format_conv_state *fmtcnv_state) { struct ssd130x_device *ssd130x = drm_to_ssd130x(fb->dev); - unsigned int dst_pitch = drm_rect_width(rect); + unsigned int dst_pitch; struct iosys_map dst; int ret = 0;
@@ -1047,6 +1047,8 @@ static int ssd132x_fb_blit_rect(struct drm_framebuffer *fb, rect->x2 = min_t(unsigned int, round_up(rect->x2, SSD132X_SEGMENT_WIDTH), ssd130x->width);
+ dst_pitch = drm_rect_width(rect); + ret = drm_gem_fb_begin_cpu_access(fb, DMA_FROM_DEVICE); if (ret) return ret; diff --git a/drivers/gpu/drm/vkms/vkms_drv.c b/drivers/gpu/drm/vkms/vkms_drv.c index 2d1e95cb66e5..cb486ae3e3da 100644 --- a/drivers/gpu/drm/vkms/vkms_drv.c +++ b/drivers/gpu/drm/vkms/vkms_drv.c @@ -247,17 +247,19 @@ 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) @@ -281,9 +283,10 @@ 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); }
diff --git a/drivers/gpu/drm/xe/Kconfig b/drivers/gpu/drm/xe/Kconfig index b51a2bde73e2..dcf6583a4c52 100644 --- a/drivers/gpu/drm/xe/Kconfig +++ b/drivers/gpu/drm/xe/Kconfig @@ -52,7 +52,7 @@ config DRM_XE config DRM_XE_DISPLAY bool "Enable display support" depends on DRM_XE && DRM_XE=m && HAS_IOPORT - select FB_IOMEM_HELPERS + select FB_IOMEM_HELPERS if DRM_FBDEV_EMULATION select I2C select I2C_ALGOBIT default y diff --git a/drivers/gpu/drm/xe/xe_guc_pc.c b/drivers/gpu/drm/xe/xe_guc_pc.c index e8b9faeaef64..467d8a2879ec 100644 --- a/drivers/gpu/drm/xe/xe_guc_pc.c +++ b/drivers/gpu/drm/xe/xe_guc_pc.c @@ -6,6 +6,7 @@ #include "xe_guc_pc.h"
#include <linux/delay.h> +#include <linux/ktime.h>
#include <drm/drm_managed.h> #include <generated/xe_wa_oob.h> @@ -19,6 +20,7 @@ #include "xe_gt.h" #include "xe_gt_idle.h" #include "xe_gt_printk.h" +#include "xe_gt_throttle.h" #include "xe_gt_types.h" #include "xe_guc.h" #include "xe_guc_ct.h" @@ -48,6 +50,9 @@ #define LNL_MERT_FREQ_CAP 800 #define BMG_MERT_FREQ_CAP 2133
+#define SLPC_RESET_TIMEOUT_MS 5 /* roughly 5ms, but no need for precision */ +#define SLPC_RESET_EXTENDED_TIMEOUT_MS 1000 /* To be used only at pc_start */ + /** * DOC: GuC Power Conservation (PC) * @@ -112,9 +117,10 @@ static struct iosys_map *pc_to_maps(struct xe_guc_pc *pc) FIELD_PREP(HOST2GUC_PC_SLPC_REQUEST_MSG_1_EVENT_ARGC, count))
static int wait_for_pc_state(struct xe_guc_pc *pc, - enum slpc_global_state state) + enum slpc_global_state state, + int timeout_ms) { - int timeout_us = 5000; /* rought 5ms, but no need for precision */ + int timeout_us = 1000 * timeout_ms; int slept, wait = 10;
xe_device_assert_mem_access(pc_to_xe(pc)); @@ -163,7 +169,8 @@ static int pc_action_query_task_state(struct xe_guc_pc *pc) }; int ret;
- if (wait_for_pc_state(pc, SLPC_GLOBAL_STATE_RUNNING)) + if (wait_for_pc_state(pc, SLPC_GLOBAL_STATE_RUNNING, + SLPC_RESET_TIMEOUT_MS)) return -EAGAIN;
/* Blocking here to ensure the results are ready before reading them */ @@ -186,7 +193,8 @@ static int pc_action_set_param(struct xe_guc_pc *pc, u8 id, u32 value) }; int ret;
- if (wait_for_pc_state(pc, SLPC_GLOBAL_STATE_RUNNING)) + if (wait_for_pc_state(pc, SLPC_GLOBAL_STATE_RUNNING, + SLPC_RESET_TIMEOUT_MS)) return -EAGAIN;
ret = xe_guc_ct_send(ct, action, ARRAY_SIZE(action), 0, 0); @@ -207,7 +215,8 @@ static int pc_action_unset_param(struct xe_guc_pc *pc, u8 id) struct xe_guc_ct *ct = &pc_to_guc(pc)->ct; int ret;
- if (wait_for_pc_state(pc, SLPC_GLOBAL_STATE_RUNNING)) + if (wait_for_pc_state(pc, SLPC_GLOBAL_STATE_RUNNING, + SLPC_RESET_TIMEOUT_MS)) return -EAGAIN;
ret = xe_guc_ct_send(ct, action, ARRAY_SIZE(action), 0, 0); @@ -404,6 +413,15 @@ u32 xe_guc_pc_get_act_freq(struct xe_guc_pc *pc) return freq; }
+static u32 get_cur_freq(struct xe_gt *gt) +{ + u32 freq; + + freq = xe_mmio_read32(>->mmio, RPNSWREQ); + freq = REG_FIELD_GET(REQ_RATIO_MASK, freq); + return decode_freq(freq); +} + /** * xe_guc_pc_get_cur_freq - Get Current requested frequency * @pc: The GuC PC @@ -427,10 +445,7 @@ int xe_guc_pc_get_cur_freq(struct xe_guc_pc *pc, u32 *freq) return -ETIMEDOUT; }
- *freq = xe_mmio_read32(>->mmio, RPNSWREQ); - - *freq = REG_FIELD_GET(REQ_RATIO_MASK, *freq); - *freq = decode_freq(*freq); + *freq = get_cur_freq(gt);
xe_force_wake_put(gt_to_fw(gt), fw_ref); return 0; @@ -965,6 +980,7 @@ int xe_guc_pc_start(struct xe_guc_pc *pc) struct xe_gt *gt = pc_to_gt(pc); u32 size = PAGE_ALIGN(sizeof(struct slpc_shared_data)); unsigned int fw_ref; + ktime_t earlier; int ret;
xe_gt_assert(gt, xe_device_uc_enabled(xe)); @@ -989,14 +1005,25 @@ int xe_guc_pc_start(struct xe_guc_pc *pc) memset(pc->bo->vmap.vaddr, 0, size); slpc_shared_data_write(pc, header.size, size);
+ earlier = ktime_get(); ret = pc_action_reset(pc); if (ret) goto out;
- if (wait_for_pc_state(pc, SLPC_GLOBAL_STATE_RUNNING)) { - xe_gt_err(gt, "GuC PC Start failed\n"); - ret = -EIO; - goto out; + if (wait_for_pc_state(pc, SLPC_GLOBAL_STATE_RUNNING, + SLPC_RESET_TIMEOUT_MS)) { + xe_gt_warn(gt, "GuC PC start taking longer than normal [freq = %dMHz (req = %dMHz), perf_limit_reasons = 0x%08X]\n", + xe_guc_pc_get_act_freq(pc), get_cur_freq(gt), + xe_gt_throttle_get_limit_reasons(gt)); + + if (wait_for_pc_state(pc, SLPC_GLOBAL_STATE_RUNNING, + SLPC_RESET_EXTENDED_TIMEOUT_MS)) { + xe_gt_err(gt, "GuC PC Start failed: Dynamic GT frequency control and GT sleep states are now disabled.\n"); + goto out; + } + + xe_gt_warn(gt, "GuC PC excessive start time: %lldms", + ktime_ms_delta(ktime_get(), earlier)); }
ret = pc_init_freqs(pc); diff --git a/drivers/gpu/drm/xlnx/zynqmp_dp.c b/drivers/gpu/drm/xlnx/zynqmp_dp.c index 56a261a40ea3..c59c4309cd49 100644 --- a/drivers/gpu/drm/xlnx/zynqmp_dp.c +++ b/drivers/gpu/drm/xlnx/zynqmp_dp.c @@ -2272,7 +2272,7 @@ static int zynqmp_dp_ignore_hpd_set(void *data, u64 val)
mutex_lock(&dp->lock); dp->ignore_hpd = val; - mutex_lock(&dp->lock); + mutex_unlock(&dp->lock); return 0; }
diff --git a/drivers/gpu/drm/xlnx/zynqmp_dpsub.c b/drivers/gpu/drm/xlnx/zynqmp_dpsub.c index 07c4d184e7a1..5f9228ab4f1f 100644 --- a/drivers/gpu/drm/xlnx/zynqmp_dpsub.c +++ b/drivers/gpu/drm/xlnx/zynqmp_dpsub.c @@ -231,6 +231,8 @@ 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);
diff --git a/drivers/greybus/gb-beagleplay.c b/drivers/greybus/gb-beagleplay.c index 473ac3f2d382..da31f1131afc 100644 --- a/drivers/greybus/gb-beagleplay.c +++ b/drivers/greybus/gb-beagleplay.c @@ -912,7 +912,9 @@ static enum fw_upload_err cc1352_prepare(struct fw_upload *fw_upload, cc1352_bootloader_reset(bg); WRITE_ONCE(bg->flashing_mode, false); msleep(200); - gb_greybus_init(bg); + if (gb_greybus_init(bg) < 0) + return dev_err_probe(&bg->sd->dev, FW_UPLOAD_ERR_RW_ERROR, + "Failed to initialize greybus"); gb_beagleplay_start_svc(bg); return FW_UPLOAD_ERR_FW_INVALID; } diff --git a/drivers/hid/Makefile b/drivers/hid/Makefile index 24de45f3677d..1f50a6ecadbb 100644 --- a/drivers/hid/Makefile +++ b/drivers/hid/Makefile @@ -166,7 +166,6 @@ 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/
diff --git a/drivers/hid/i2c-hid/i2c-hid-core.c b/drivers/hid/i2c-hid/i2c-hid-core.c index 4e87380d3edd..bcca89ef7360 100644 --- a/drivers/hid/i2c-hid/i2c-hid-core.c +++ b/drivers/hid/i2c-hid/i2c-hid-core.c @@ -284,7 +284,7 @@ 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; }
diff --git a/drivers/hwmon/nct6775-core.c b/drivers/hwmon/nct6775-core.c index fa3351351825..79bc67ffb998 100644 --- a/drivers/hwmon/nct6775-core.c +++ b/drivers/hwmon/nct6775-core.c @@ -273,8 +273,8 @@ static const s8 NCT6776_BEEP_BITS[NUM_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 }; diff --git a/drivers/hwtracing/coresight/coresight-catu.c b/drivers/hwtracing/coresight/coresight-catu.c index 275cc0d9f505..3378bb77e6b4 100644 --- a/drivers/hwtracing/coresight/coresight-catu.c +++ b/drivers/hwtracing/coresight/coresight-catu.c @@ -269,7 +269,7 @@ 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)) diff --git a/drivers/hwtracing/coresight/coresight-core.c b/drivers/hwtracing/coresight/coresight-core.c index ea38ecf26fcb..c42aa9fddab9 100644 --- a/drivers/hwtracing/coresight/coresight-core.c +++ b/drivers/hwtracing/coresight/coresight-core.c @@ -1017,18 +1017,20 @@ 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; @@ -1044,7 +1046,8 @@ 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 @@ -1056,6 +1059,13 @@ 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) diff --git a/drivers/hwtracing/coresight/coresight-etm4x-core.c b/drivers/hwtracing/coresight/coresight-etm4x-core.c index dd8c74f893db..b933cdc4e52f 100644 --- a/drivers/hwtracing/coresight/coresight-etm4x-core.c +++ b/drivers/hwtracing/coresight/coresight-etm4x-core.c @@ -399,6 +399,29 @@ 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; @@ -430,7 +453,7 @@ 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) @@ -523,7 +546,7 @@ 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");
@@ -906,10 +929,25 @@ 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] = @@ -1711,7 +1749,7 @@ 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); @@ -1802,7 +1840,7 @@ 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); diff --git a/drivers/i3c/master/svc-i3c-master.c b/drivers/i3c/master/svc-i3c-master.c index d6057d8c7dec..ecc07c17f4c7 100644 --- a/drivers/i3c/master/svc-i3c-master.c +++ b/drivers/i3c/master/svc-i3c-master.c @@ -1037,7 +1037,7 @@ 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) { diff --git a/drivers/iio/accel/mma8452.c b/drivers/iio/accel/mma8452.c index 962d289065ab..1b2014c4c4b4 100644 --- a/drivers/iio/accel/mma8452.c +++ b/drivers/iio/accel/mma8452.c @@ -712,7 +712,7 @@ 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) @@ -772,14 +772,18 @@ 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; diff --git a/drivers/iio/accel/msa311.c b/drivers/iio/accel/msa311.c index e7fb860f3233..c2b05d1f7239 100644 --- a/drivers/iio/accel/msa311.c +++ b/drivers/iio/accel/msa311.c @@ -594,23 +594,25 @@ static int msa311_read_raw_data(struct iio_dev *indio_dev, __le16 axis; int err;
- err = pm_runtime_resume_and_get(dev); + err = iio_device_claim_direct_mode(indio_dev); if (err) return err;
- err = iio_device_claim_direct_mode(indio_dev); - if (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)); @@ -756,10 +758,6 @@ 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 @@ -769,6 +767,12 @@ 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 && @@ -779,11 +783,11 @@ 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));
diff --git a/drivers/iio/adc/ad4130.c b/drivers/iio/adc/ad4130.c index de32cc9d18c5..712f95f53c9e 100644 --- a/drivers/iio/adc/ad4130.c +++ b/drivers/iio/adc/ad4130.c @@ -223,6 +223,10 @@ enum ad4130_pin_function { AD4130_PIN_FN_VBIAS = BIT(3), };
+/* + * If you make adaptations in this struct, you most likely also have to adapt + * ad4130_setup_info_eq(), too. + */ struct ad4130_setup_info { unsigned int iout0_val; unsigned int iout1_val; @@ -591,6 +595,40 @@ static irqreturn_t ad4130_irq_handler(int irq, void *private) return IRQ_HANDLED; }
+static bool ad4130_setup_info_eq(struct ad4130_setup_info *a, + struct ad4130_setup_info *b) +{ + /* + * This is just to make sure that the comparison is adapted after + * struct ad4130_setup_info was changed. + */ + static_assert(sizeof(*a) == + sizeof(struct { + unsigned int iout0_val; + unsigned int iout1_val; + unsigned int burnout; + unsigned int pga; + unsigned int fs; + u32 ref_sel; + enum ad4130_filter_mode filter_mode; + bool ref_bufp; + bool ref_bufm; + })); + + if (a->iout0_val != b->iout0_val || + a->iout1_val != b->iout1_val || + a->burnout != b->burnout || + a->pga != b->pga || + a->fs != b->fs || + a->ref_sel != b->ref_sel || + a->filter_mode != b->filter_mode || + a->ref_bufp != b->ref_bufp || + a->ref_bufm != b->ref_bufm) + return false; + + return true; +} + static int ad4130_find_slot(struct ad4130_state *st, struct ad4130_setup_info *target_setup_info, unsigned int *slot, bool *overwrite) @@ -604,8 +642,7 @@ static int ad4130_find_slot(struct ad4130_state *st, struct ad4130_slot_info *slot_info = &st->slots_info[i];
/* Immediately accept a matching setup info. */ - if (!memcmp(target_setup_info, &slot_info->setup, - sizeof(*target_setup_info))) { + if (ad4130_setup_info_eq(target_setup_info, &slot_info->setup)) { *slot = i; return 0; } diff --git a/drivers/iio/adc/ad7124.c b/drivers/iio/adc/ad7124.c index 3d678c420cbf..96022c74d4d1 100644 --- a/drivers/iio/adc/ad7124.c +++ b/drivers/iio/adc/ad7124.c @@ -147,7 +147,11 @@ 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; @@ -334,15 +338,38 @@ 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; }
diff --git a/drivers/iio/adc/ad7173.c b/drivers/iio/adc/ad7173.c index 8b03c1e5567e..050e965358cb 100644 --- a/drivers/iio/adc/ad7173.c +++ b/drivers/iio/adc/ad7173.c @@ -183,7 +183,11 @@ struct ad7173_channel_config { u8 cfg_slot; bool live;
- /* Following fields are used to compare equality. */ + /* + * Following fields are used to compare equality. If you + * make adaptations in it, you most likely also have to adapt + * ad7173_find_live_config(), too. + */ struct_group(config_props, bool bipolar; bool input_buf; @@ -602,15 +606,28 @@ static struct ad7173_channel_config * ad7173_find_live_config(struct ad7173_state *st, struct ad7173_channel_config *cfg) { struct ad7173_channel_config *cfg_aux; - ptrdiff_t cmp_size; int i;
- cmp_size = sizeof_field(struct ad7173_channel_config, config_props); + /* + * This is just to make sure that the comparison is adapted after + * struct ad7173_channel_config was changed. + */ + static_assert(sizeof_field(struct ad7173_channel_config, config_props) == + sizeof(struct { + bool bipolar; + bool input_buf; + u8 odr; + u8 ref_sel; + })); + 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->bipolar == cfg_aux->bipolar && + cfg->input_buf == cfg_aux->input_buf && + cfg->odr == cfg_aux->odr && + cfg->ref_sel == cfg_aux->ref_sel) return cfg_aux; } return NULL; diff --git a/drivers/iio/adc/ad7768-1.c b/drivers/iio/adc/ad7768-1.c index 113703fb7245..6f8816483f1a 100644 --- a/drivers/iio/adc/ad7768-1.c +++ b/drivers/iio/adc/ad7768-1.c @@ -574,6 +574,21 @@ static int ad7768_probe(struct spi_device *spi) return -ENOMEM;
st = iio_priv(indio_dev); + /* + * Datasheet recommends SDI line to be kept high when data is not being + * clocked out of the controller and the spi clock is free running, + * to prevent accidental reset. + * Since many controllers do not support the SPI_MOSI_IDLE_HIGH flag + * yet, only request the MOSI idle state to enable if the controller + * supports it. + */ + if (spi->controller->mode_bits & SPI_MOSI_IDLE_HIGH) { + spi->mode |= SPI_MOSI_IDLE_HIGH; + ret = spi_setup(spi); + if (ret < 0) + return ret; + } + st->spi = spi;
st->vref = devm_regulator_get(&spi->dev, "vref"); diff --git a/drivers/iio/dac/adi-axi-dac.c b/drivers/iio/dac/adi-axi-dac.c index b143f7ed6847..ac871deb8063 100644 --- a/drivers/iio/dac/adi-axi-dac.c +++ b/drivers/iio/dac/adi-axi-dac.c @@ -585,6 +585,14 @@ static int axi_dac_ddr_disable(struct iio_backend *back) static int axi_dac_data_stream_enable(struct iio_backend *back) { struct axi_dac_state *st = iio_backend_get_priv(back); + int ret, val; + + ret = regmap_read_poll_timeout(st->regmap, + AXI_DAC_UI_STATUS_REG, val, + FIELD_GET(AXI_DAC_UI_STATUS_IF_BUSY, val) == 0, + 10, 100 * KILO); + if (ret) + return ret;
return regmap_set_bits(st->regmap, AXI_DAC_CUSTOM_CTRL_REG, AXI_DAC_CUSTOM_CTRL_STREAM_ENABLE); diff --git a/drivers/iio/industrialio-backend.c b/drivers/iio/industrialio-backend.c index 363281272035..aa2b8b38ab58 100644 --- a/drivers/iio/industrialio-backend.c +++ b/drivers/iio/industrialio-backend.c @@ -155,10 +155,12 @@ static ssize_t iio_backend_debugfs_write_reg(struct file *file, ssize_t rc; int ret;
- rc = simple_write_to_buffer(buf, sizeof(buf), ppos, userbuf, count); + rc = simple_write_to_buffer(buf, sizeof(buf) - 1, ppos, userbuf, count); if (rc < 0) return rc;
+ buf[count] = '\0'; + ret = sscanf(buf, "%i %i", &back->cached_reg_addr, &val);
switch (ret) { diff --git a/drivers/iio/light/veml6075.c b/drivers/iio/light/veml6075.c index 05d4c0e9015d..859891e8f115 100644 --- a/drivers/iio/light/veml6075.c +++ b/drivers/iio/light/veml6075.c @@ -195,13 +195,17 @@ static int veml6075_read_uv_direct(struct veml6075_data *data, int chan,
static int veml6075_read_int_time_index(struct veml6075_data *data) { - int ret, conf; + int ret, conf, int_index;
ret = regmap_read(data->regmap, VEML6075_CMD_CONF, &conf); if (ret < 0) return ret;
- return FIELD_GET(VEML6075_CONF_IT, conf); + int_index = FIELD_GET(VEML6075_CONF_IT, conf); + if (int_index >= ARRAY_SIZE(veml6075_it_ms)) + return -EINVAL; + + return int_index; }
static int veml6075_read_int_time_ms(struct veml6075_data *data, int *val) diff --git a/drivers/infiniband/core/device.c b/drivers/infiniband/core/device.c index ca9b956c034d..7583d4f225b0 100644 --- a/drivers/infiniband/core/device.c +++ b/drivers/infiniband/core/device.c @@ -545,6 +545,8 @@ 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 @@ -556,6 +558,13 @@ 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); @@ -1358,9 +1367,11 @@ static void ib_device_notify_register(struct ib_device *device) u32 port; int ret;
+ down_read(&devices_rwsem); + ret = rdma_nl_notify_event(device, 0, RDMA_REGISTER_EVENT); if (ret) - return; + goto out;
rdma_for_each_port(device, port) { netdev = ib_device_get_netdev(device, port); @@ -1371,8 +1382,11 @@ static void ib_device_notify_register(struct ib_device *device) RDMA_NETDEV_ATTACH_EVENT); dev_put(netdev); if (ret) - return; + goto out; } + +out: + up_read(&devices_rwsem); }
/** diff --git a/drivers/infiniband/core/mad.c b/drivers/infiniband/core/mad.c index 1fd54d5c4dd8..73f3a0b9a54b 100644 --- a/drivers/infiniband/core/mad.c +++ b/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; }
diff --git a/drivers/infiniband/core/sysfs.c b/drivers/infiniband/core/sysfs.c index 9f97bef02149..210092b9bf17 100644 --- a/drivers/infiniband/core/sysfs.c +++ b/drivers/infiniband/core/sysfs.c @@ -988,6 +988,7 @@ 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"); diff --git a/drivers/infiniband/hw/erdma/erdma_cm.c b/drivers/infiniband/hw/erdma/erdma_cm.c index 771059a8eb7d..e349e8d2fb50 100644 --- a/drivers/infiniband/hw/erdma/erdma_cm.c +++ b/drivers/infiniband/hw/erdma/erdma_cm.c @@ -705,7 +705,6 @@ static void erdma_accept_newconn(struct erdma_cep *cep) erdma_cancel_mpatimer(new_cep);
erdma_cep_put(new_cep); - new_cep->sock = NULL; }
if (new_s) { diff --git a/drivers/infiniband/hw/mana/main.c b/drivers/infiniband/hw/mana/main.c index 457cea6d9909..f6bf289041bf 100644 --- a/drivers/infiniband/hw/mana/main.c +++ b/drivers/infiniband/hw/mana/main.c @@ -358,7 +358,7 @@ static int mana_ib_gd_create_dma_region(struct mana_ib_dev *dev, struct ib_umem unsigned int tail = 0; u64 *page_addr_list; void *request_buf; - int err; + int err = 0;
gc = mdev_to_gc(dev); hwc = gc->hwc.driver_data; diff --git a/drivers/infiniband/hw/mlx5/cq.c b/drivers/infiniband/hw/mlx5/cq.c index 4c54dc578069..1aa5311b03e9 100644 --- a/drivers/infiniband/hw/mlx5/cq.c +++ b/drivers/infiniband/hw/mlx5/cq.c @@ -490,7 +490,7 @@ static int mlx5_poll_one(struct mlx5_ib_cq *cq, }
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. diff --git a/drivers/infiniband/hw/mlx5/mr.c b/drivers/infiniband/hw/mlx5/mr.c index 753faa9ad06a..068eac3bdb50 100644 --- a/drivers/infiniband/hw/mlx5/mr.c +++ b/drivers/infiniband/hw/mlx5/mr.c @@ -56,7 +56,7 @@ static void create_mkey_callback(int status, struct mlx5_async_work *context); static struct mlx5_ib_mr *reg_create(struct ib_pd *pd, struct ib_umem *umem, u64 iova, int access_flags, - unsigned int page_size, bool populate, + unsigned long page_size, bool populate, int access_mode); static int __mlx5_ib_dereg_mr(struct ib_mr *ibmr);
@@ -919,6 +919,25 @@ mlx5r_cache_create_ent_locked(struct mlx5_ib_dev *dev, return ERR_PTR(ret); }
+static void mlx5r_destroy_cache_entries(struct mlx5_ib_dev *dev) +{ + struct rb_root *root = &dev->cache.rb_root; + struct mlx5_cache_ent *ent; + struct rb_node *node; + + mutex_lock(&dev->cache.rb_lock); + node = rb_first(root); + while (node) { + ent = rb_entry(node, struct mlx5_cache_ent, node); + node = rb_next(node); + clean_keys(dev, ent); + rb_erase(&ent->node, root); + mlx5r_mkeys_uninit(ent); + kfree(ent); + } + mutex_unlock(&dev->cache.rb_lock); +} + int mlx5_mkey_cache_init(struct mlx5_ib_dev *dev) { struct mlx5_mkey_cache *cache = &dev->cache; @@ -970,6 +989,8 @@ int mlx5_mkey_cache_init(struct mlx5_ib_dev *dev) err: mutex_unlock(&cache->rb_lock); mlx5_mkey_cache_debugfs_cleanup(dev); + mlx5r_destroy_cache_entries(dev); + destroy_workqueue(cache->wq); mlx5_ib_warn(dev, "failed to create mkey cache entry\n"); return ret; } @@ -1003,17 +1024,7 @@ void mlx5_mkey_cache_cleanup(struct mlx5_ib_dev *dev) mlx5_cmd_cleanup_async_ctx(&dev->async_ctx);
/* At this point all entries are disabled and have no concurrent work. */ - mutex_lock(&dev->cache.rb_lock); - node = rb_first(root); - while (node) { - ent = rb_entry(node, struct mlx5_cache_ent, node); - node = rb_next(node); - clean_keys(dev, ent); - rb_erase(&ent->node, root); - mlx5r_mkeys_uninit(ent); - kfree(ent); - } - mutex_unlock(&dev->cache.rb_lock); + mlx5r_destroy_cache_entries(dev);
destroy_workqueue(dev->cache.wq); del_timer_sync(&dev->delay_timer); @@ -1115,7 +1126,7 @@ static struct mlx5_ib_mr *alloc_cacheable_mr(struct ib_pd *pd, struct mlx5r_cache_rb_key rb_key = {}; struct mlx5_cache_ent *ent; struct mlx5_ib_mr *mr; - unsigned int page_size; + unsigned long page_size;
if (umem->is_dmabuf) page_size = mlx5_umem_dmabuf_default_pgsz(umem, iova); @@ -1219,7 +1230,7 @@ reg_create_crossing_vhca_mr(struct ib_pd *pd, u64 iova, u64 length, int access_f */ static struct mlx5_ib_mr *reg_create(struct ib_pd *pd, struct ib_umem *umem, u64 iova, int access_flags, - unsigned int page_size, bool populate, + unsigned long page_size, bool populate, int access_mode) { struct mlx5_ib_dev *dev = to_mdev(pd->device); @@ -1425,7 +1436,7 @@ static struct ib_mr *create_real_mr(struct ib_pd *pd, struct ib_umem *umem, mr = alloc_cacheable_mr(pd, umem, iova, access_flags, MLX5_MKC_ACCESS_MODE_MTT); } else { - unsigned int page_size = + unsigned long page_size = mlx5_umem_mkc_find_best_pgsz(dev, umem, iova);
mutex_lock(&dev->slow_path_mutex); diff --git a/drivers/infiniband/hw/mlx5/odp.c b/drivers/infiniband/hw/mlx5/odp.c index b4e2a6f9cb9c..e158d5b1ab17 100644 --- a/drivers/infiniband/hw/mlx5/odp.c +++ b/drivers/infiniband/hw/mlx5/odp.c @@ -309,9 +309,6 @@ 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;
@@ -321,14 +318,19 @@ 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);
diff --git a/drivers/leds/led-core.c b/drivers/leds/led-core.c index f6c46d2e5276..e3d8ddcff567 100644 --- a/drivers/leds/led-core.c +++ b/drivers/leds/led-core.c @@ -159,8 +159,19 @@ static void set_brightness_delayed(struct work_struct *ws) * before this work item runs once. To make sure this works properly * handle LED_SET_BRIGHTNESS_OFF first. */ - if (test_and_clear_bit(LED_SET_BRIGHTNESS_OFF, &led_cdev->work_flags)) + if (test_and_clear_bit(LED_SET_BRIGHTNESS_OFF, &led_cdev->work_flags)) { set_brightness_delayed_set_brightness(led_cdev, LED_OFF); + /* + * The consecutives led_set_brightness(LED_OFF), + * led_set_brightness(LED_FULL) could have been executed out of + * order (LED_FULL first), if the work_flags has been set + * between LED_SET_BRIGHTNESS_OFF and LED_SET_BRIGHTNESS of this + * work. To avoid ending with the LED turned off, turn the LED + * on again. + */ + if (led_cdev->delayed_set_value != LED_OFF) + set_bit(LED_SET_BRIGHTNESS, &led_cdev->work_flags); + }
if (test_and_clear_bit(LED_SET_BRIGHTNESS, &led_cdev->work_flags)) set_brightness_delayed_set_brightness(led_cdev, led_cdev->delayed_set_value); @@ -331,10 +342,13 @@ void led_set_brightness_nopm(struct led_classdev *led_cdev, unsigned int value) * change is done immediately afterwards (before the work runs), * it uses a separate work_flag. */ - if (value) { - led_cdev->delayed_set_value = value; + led_cdev->delayed_set_value = value; + /* Ensure delayed_set_value is seen before work_flags modification */ + smp_mb__before_atomic(); + + if (value) set_bit(LED_SET_BRIGHTNESS, &led_cdev->work_flags); - } else { + else { clear_bit(LED_SET_BRIGHTNESS, &led_cdev->work_flags); clear_bit(LED_SET_BLINK, &led_cdev->work_flags); set_bit(LED_SET_BRIGHTNESS_OFF, &led_cdev->work_flags); diff --git a/drivers/media/dvb-frontends/dib8000.c b/drivers/media/dvb-frontends/dib8000.c index 2f5165918163..cfe59c3255f7 100644 --- a/drivers/media/dvb-frontends/dib8000.c +++ b/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 diff --git a/drivers/media/platform/allegro-dvt/allegro-core.c b/drivers/media/platform/allegro-dvt/allegro-core.c index e491399afcc9..eb03df0d8652 100644 --- a/drivers/media/platform/allegro-dvt/allegro-core.c +++ b/drivers/media/platform/allegro-dvt/allegro-core.c @@ -3912,6 +3912,7 @@ 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; }
diff --git a/drivers/media/platform/ti/omap3isp/isp.c b/drivers/media/platform/ti/omap3isp/isp.c index 405ca215179d..a7fd808aea1e 100644 --- a/drivers/media/platform/ti/omap3isp/isp.c +++ b/drivers/media/platform/ti/omap3isp/isp.c @@ -1961,6 +1961,13 @@ static int isp_attach_iommu(struct isp_device *isp) struct dma_iommu_mapping *mapping; int ret;
+ /* We always want to replace any default mapping from the arch code */ + mapping = to_dma_iommu_mapping(isp->dev); + if (mapping) { + arm_iommu_detach_device(isp->dev); + arm_iommu_release_mapping(mapping); + } + /* * Create the ARM mapping, used by the ARM DMA mapping core to allocate * VAs. This will allocate a corresponding IOMMU domain. diff --git a/drivers/media/platform/verisilicon/hantro_g2_hevc_dec.c b/drivers/media/platform/verisilicon/hantro_g2_hevc_dec.c index 85a44143b378..0e212198dd65 100644 --- a/drivers/media/platform/verisilicon/hantro_g2_hevc_dec.c +++ b/drivers/media/platform/verisilicon/hantro_g2_hevc_dec.c @@ -518,6 +518,7 @@ 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); diff --git a/drivers/media/rc/streamzap.c b/drivers/media/rc/streamzap.c index 9b209e687f25..2ce62fe5d60f 100644 --- a/drivers/media/rc/streamzap.c +++ b/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);
diff --git a/drivers/media/test-drivers/vimc/vimc-streamer.c b/drivers/media/test-drivers/vimc/vimc-streamer.c index 807551a5143b..15d863f97cbf 100644 --- a/drivers/media/test-drivers/vimc/vimc-streamer.c +++ b/drivers/media/test-drivers/vimc/vimc-streamer.c @@ -59,6 +59,12 @@ static void vimc_streamer_pipeline_terminate(struct vimc_stream *stream) continue;
sd = media_entity_to_v4l2_subdev(ved->ent); + /* + * Do not call .s_stream() to stop an already + * stopped/unstarted subdev. + */ + if (!v4l2_subdev_is_streaming(sd)) + continue; v4l2_subdev_call(sd, video, s_stream, 0); } } diff --git a/drivers/memory/omap-gpmc.c b/drivers/memory/omap-gpmc.c index 50eb9f49512b..368b0848b64d 100644 --- a/drivers/memory/omap-gpmc.c +++ b/drivers/memory/omap-gpmc.c @@ -2245,26 +2245,6 @@ 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; diff --git a/drivers/mfd/sm501.c b/drivers/mfd/sm501.c index 0469e85d72cf..7ee293b09f62 100644 --- a/drivers/mfd/sm501.c +++ b/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; diff --git a/drivers/mmc/host/omap.c b/drivers/mmc/host/omap.c index 62252ad4e20d..3cdb2fc44965 100644 --- a/drivers/mmc/host/omap.c +++ b/drivers/mmc/host/omap.c @@ -1272,19 +1272,25 @@ static int mmc_omap_new_slot(struct mmc_omap_host *host, int id) /* Check for some optional GPIO controls */ slot->vsd = devm_gpiod_get_index_optional(host->dev, "vsd", id, GPIOD_OUT_LOW); - if (IS_ERR(slot->vsd)) - return dev_err_probe(host->dev, PTR_ERR(slot->vsd), + if (IS_ERR(slot->vsd)) { + r = dev_err_probe(host->dev, PTR_ERR(slot->vsd), "error looking up VSD GPIO\n"); + goto err_free_host; + } slot->vio = devm_gpiod_get_index_optional(host->dev, "vio", id, GPIOD_OUT_LOW); - if (IS_ERR(slot->vio)) - return dev_err_probe(host->dev, PTR_ERR(slot->vio), + if (IS_ERR(slot->vio)) { + r = dev_err_probe(host->dev, PTR_ERR(slot->vio), "error looking up VIO GPIO\n"); + goto err_free_host; + } slot->cover = devm_gpiod_get_index_optional(host->dev, "cover", id, GPIOD_IN); - if (IS_ERR(slot->cover)) - return dev_err_probe(host->dev, PTR_ERR(slot->cover), + if (IS_ERR(slot->cover)) { + r = dev_err_probe(host->dev, PTR_ERR(slot->cover), "error looking up cover switch GPIO\n"); + goto err_free_host; + }
host->slots[id] = slot;
@@ -1344,6 +1350,7 @@ static int mmc_omap_new_slot(struct mmc_omap_host *host, int id) device_remove_file(&mmc->class_dev, &dev_attr_slot_name); err_remove_host: mmc_remove_host(mmc); +err_free_host: mmc_free_host(mmc); return r; } diff --git a/drivers/mmc/host/sdhci-omap.c b/drivers/mmc/host/sdhci-omap.c index 54d795205fb4..26a9a8b5682a 100644 --- a/drivers/mmc/host/sdhci-omap.c +++ b/drivers/mmc/host/sdhci-omap.c @@ -1339,8 +1339,8 @@ 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) diff --git a/drivers/mmc/host/sdhci-pxav3.c b/drivers/mmc/host/sdhci-pxav3.c index 990723a008ae..3fb56face3d8 100644 --- a/drivers/mmc/host/sdhci-pxav3.c +++ b/drivers/mmc/host/sdhci-pxav3.c @@ -399,6 +399,7 @@ 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;
diff --git a/drivers/net/arcnet/com20020-pci.c b/drivers/net/arcnet/com20020-pci.c index c5e571ec94c9..0472bcdff130 100644 --- a/drivers/net/arcnet/com20020-pci.c +++ b/drivers/net/arcnet/com20020-pci.c @@ -251,18 +251,33 @@ 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); diff --git a/drivers/net/dsa/mv88e6xxx/chip.c b/drivers/net/dsa/mv88e6xxx/chip.c index d6e8398c0760..99279b719876 100644 --- a/drivers/net/dsa/mv88e6xxx/chip.c +++ b/drivers/net/dsa/mv88e6xxx/chip.c @@ -7304,13 +7304,13 @@ 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; } }
@@ -7329,7 +7329,7 @@ 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); @@ -7363,6 +7363,8 @@ static int mv88e6xxx_probe(struct mdio_device *mdiodev) mv88e6xxx_g1_irq_free(chip); else mv88e6xxx_irq_poll_free(chip); +out_phy: + mv88e6xxx_phy_destroy(chip); out: if (pdata) dev_put(pdata->netdev); @@ -7385,7 +7387,6 @@ static void mv88e6xxx_remove(struct mdio_device *mdiodev) mv88e6xxx_ptp_free(chip); }
- mv88e6xxx_phy_destroy(chip); mv88e6xxx_unregister_switch(chip);
mv88e6xxx_g1_vtu_prob_irq_free(chip); @@ -7398,6 +7399,8 @@ 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) diff --git a/drivers/net/dsa/mv88e6xxx/phy.c b/drivers/net/dsa/mv88e6xxx/phy.c index 8bb88b3d900d..ee9e5d7e5277 100644 --- a/drivers/net/dsa/mv88e6xxx/phy.c +++ b/drivers/net/dsa/mv88e6xxx/phy.c @@ -229,7 +229,10 @@ 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, diff --git a/drivers/net/dsa/realtek/Kconfig b/drivers/net/dsa/realtek/Kconfig index 10687722d14c..d6eb6713e5f6 100644 --- a/drivers/net/dsa/realtek/Kconfig +++ b/drivers/net/dsa/realtek/Kconfig @@ -44,7 +44,7 @@ config NET_DSA_REALTEK_RTL8366RB Select to enable support for Realtek RTL8366RB.
config NET_DSA_REALTEK_RTL8366RB_LEDS - bool "Support RTL8366RB LED control" + bool depends on (LEDS_CLASS=y || LEDS_CLASS=NET_DSA_REALTEK_RTL8366RB) depends on NET_DSA_REALTEK_RTL8366RB default NET_DSA_REALTEK_RTL8366RB diff --git a/drivers/net/ethernet/ibm/ibmveth.c b/drivers/net/ethernet/ibm/ibmveth.c index b619a3ec245b..04192190beba 100644 --- a/drivers/net/ethernet/ibm/ibmveth.c +++ b/drivers/net/ethernet/ibm/ibmveth.c @@ -1802,18 +1802,22 @@ static ssize_t veth_pool_store(struct kobject *kobj, struct attribute *attr, long value = simple_strtol(buf, NULL, 10); long rc;
+ rtnl_lock(); + if (attr == &veth_active_attr) { if (value && !pool->active) { if (netif_running(netdev)) { if (ibmveth_alloc_buffer_pool(pool)) { netdev_err(netdev, "unable to alloc pool\n"); - return -ENOMEM; + rc = -ENOMEM; + goto unlock_err; } pool->active = 1; ibmveth_close(netdev); - if ((rc = ibmveth_open(netdev))) - return rc; + rc = ibmveth_open(netdev); + if (rc) + goto unlock_err; } else { pool->active = 1; } @@ -1833,48 +1837,59 @@ static ssize_t veth_pool_store(struct kobject *kobj, struct attribute *attr,
if (i == IBMVETH_NUM_BUFF_POOLS) { netdev_err(netdev, "no active pool >= MTU\n"); - return -EPERM; + rc = -EPERM; + goto unlock_err; }
if (netif_running(netdev)) { ibmveth_close(netdev); pool->active = 0; - if ((rc = ibmveth_open(netdev))) - return rc; + rc = ibmveth_open(netdev); + if (rc) + goto unlock_err; } pool->active = 0; } } else if (attr == &veth_num_attr) { if (value <= 0 || value > IBMVETH_MAX_POOL_COUNT) { - return -EINVAL; + rc = -EINVAL; + goto unlock_err; } else { if (netif_running(netdev)) { ibmveth_close(netdev); pool->size = value; - if ((rc = ibmveth_open(netdev))) - return rc; + rc = ibmveth_open(netdev); + if (rc) + goto unlock_err; } else { pool->size = value; } } } else if (attr == &veth_size_attr) { if (value <= IBMVETH_BUFF_OH || value > IBMVETH_MAX_BUF_SIZE) { - return -EINVAL; + rc = -EINVAL; + goto unlock_err; } else { if (netif_running(netdev)) { ibmveth_close(netdev); pool->buff_size = value; - if ((rc = ibmveth_open(netdev))) - return rc; + rc = ibmveth_open(netdev); + if (rc) + goto unlock_err; } else { pool->buff_size = value; } } } + rtnl_unlock();
/* kick the interrupt handler to allocate/deallocate pools */ ibmveth_interrupt(netdev->irq, netdev); return count; + +unlock_err: + rtnl_unlock(); + return rc; }
diff --git a/drivers/net/ethernet/intel/e1000e/defines.h b/drivers/net/ethernet/intel/e1000e/defines.h index 5e2cfa73f889..8294a7c4f122 100644 --- a/drivers/net/ethernet/intel/e1000e/defines.h +++ b/drivers/net/ethernet/intel/e1000e/defines.h @@ -803,4 +803,7 @@ /* SerDes Control */ #define E1000_GEN_POLL_TIMEOUT 640
+#define E1000_FEXTNVM12_PHYPD_CTRL_MASK 0x00C00000 +#define E1000_FEXTNVM12_PHYPD_CTRL_P1 0x00800000 + #endif /* _E1000_DEFINES_H_ */ diff --git a/drivers/net/ethernet/intel/e1000e/ich8lan.c b/drivers/net/ethernet/intel/e1000e/ich8lan.c index 2f9655cf5dd9..364378133526 100644 --- a/drivers/net/ethernet/intel/e1000e/ich8lan.c +++ b/drivers/net/ethernet/intel/e1000e/ich8lan.c @@ -285,6 +285,45 @@ static void e1000_toggle_lanphypc_pch_lpt(struct e1000_hw *hw) } }
+/** + * e1000_reconfigure_k1_exit_timeout - reconfigure K1 exit timeout to + * align to MTP and later platform requirements. + * @hw: pointer to the HW structure + * + * Context: PHY semaphore must be held by caller. + * Return: 0 on success, negative on failure + */ +static s32 e1000_reconfigure_k1_exit_timeout(struct e1000_hw *hw) +{ + u16 phy_timeout; + u32 fextnvm12; + s32 ret_val; + + if (hw->mac.type < e1000_pch_mtp) + return 0; + + /* Change Kumeran K1 power down state from P0s to P1 */ + fextnvm12 = er32(FEXTNVM12); + fextnvm12 &= ~E1000_FEXTNVM12_PHYPD_CTRL_MASK; + fextnvm12 |= E1000_FEXTNVM12_PHYPD_CTRL_P1; + ew32(FEXTNVM12, fextnvm12); + + /* Wait for the interface the settle */ + usleep_range(1000, 1100); + + /* Change K1 exit timeout */ + ret_val = e1e_rphy_locked(hw, I217_PHY_TIMEOUTS_REG, + &phy_timeout); + if (ret_val) + return ret_val; + + phy_timeout &= ~I217_PHY_TIMEOUTS_K1_EXIT_TO_MASK; + phy_timeout |= 0xF00; + + return e1e_wphy_locked(hw, I217_PHY_TIMEOUTS_REG, + phy_timeout); +} + /** * e1000_init_phy_workarounds_pchlan - PHY initialization workarounds * @hw: pointer to the HW structure @@ -327,15 +366,22 @@ static s32 e1000_init_phy_workarounds_pchlan(struct e1000_hw *hw) * LANPHYPC Value bit to force the interconnect to PCIe mode. */ switch (hw->mac.type) { + case e1000_pch_mtp: + case e1000_pch_lnp: + case e1000_pch_ptp: + case e1000_pch_nvp: + /* At this point the PHY might be inaccessible so don't + * propagate the failure + */ + if (e1000_reconfigure_k1_exit_timeout(hw)) + e_dbg("Failed to reconfigure K1 exit timeout\n"); + + fallthrough; case e1000_pch_lpt: case e1000_pch_spt: case e1000_pch_cnp: case e1000_pch_tgp: case e1000_pch_adp: - case e1000_pch_mtp: - case e1000_pch_lnp: - case e1000_pch_ptp: - case e1000_pch_nvp: if (e1000_phy_is_accessible_pchlan(hw)) break;
@@ -419,8 +465,20 @@ static s32 e1000_init_phy_workarounds_pchlan(struct e1000_hw *hw) * the PHY is in. */ ret_val = hw->phy.ops.check_reset_block(hw); - if (ret_val) + if (ret_val) { e_err("ME blocked access to PHY after reset\n"); + goto out; + } + + if (hw->mac.type >= e1000_pch_mtp) { + ret_val = hw->phy.ops.acquire(hw); + if (ret_val) { + e_err("Failed to reconfigure K1 exit timeout\n"); + goto out; + } + ret_val = e1000_reconfigure_k1_exit_timeout(hw); + hw->phy.ops.release(hw); + } }
out: @@ -4888,6 +4946,18 @@ static s32 e1000_init_hw_ich8lan(struct e1000_hw *hw) u16 i;
e1000_initialize_hw_bits_ich8lan(hw); + if (hw->mac.type >= e1000_pch_mtp) { + ret_val = hw->phy.ops.acquire(hw); + if (ret_val) + return ret_val; + + ret_val = e1000_reconfigure_k1_exit_timeout(hw); + hw->phy.ops.release(hw); + if (ret_val) { + e_dbg("Error failed to reconfigure K1 exit timeout\n"); + return ret_val; + } + }
/* Initialize identification LED */ ret_val = mac->ops.id_led_init(hw); diff --git a/drivers/net/ethernet/intel/e1000e/ich8lan.h b/drivers/net/ethernet/intel/e1000e/ich8lan.h index 2504b11c3169..5feb589a9b5f 100644 --- a/drivers/net/ethernet/intel/e1000e/ich8lan.h +++ b/drivers/net/ethernet/intel/e1000e/ich8lan.h @@ -219,6 +219,10 @@ #define I217_PLL_CLOCK_GATE_REG PHY_REG(772, 28) #define I217_PLL_CLOCK_GATE_MASK 0x07FF
+/* PHY Timeouts */ +#define I217_PHY_TIMEOUTS_REG PHY_REG(770, 21) +#define I217_PHY_TIMEOUTS_K1_EXIT_TO_MASK 0x0FC0 + #define SW_FLAG_TIMEOUT 1000 /* SW Semaphore flag timeout in ms */
/* Inband Control */ diff --git a/drivers/net/ethernet/intel/idpf/idpf_main.c b/drivers/net/ethernet/intel/idpf/idpf_main.c index b6c515d14cbf..bec4a02c5373 100644 --- a/drivers/net/ethernet/intel/idpf/idpf_main.c +++ b/drivers/net/ethernet/intel/idpf/idpf_main.c @@ -87,7 +87,11 @@ static void idpf_remove(struct pci_dev *pdev) */ static void idpf_shutdown(struct pci_dev *pdev) { - idpf_remove(pdev); + struct idpf_adapter *adapter = pci_get_drvdata(pdev); + + cancel_delayed_work_sync(&adapter->vc_event_task); + idpf_vc_core_deinit(adapter); + idpf_deinit_dflt_mbx(adapter);
if (system_state == SYSTEM_POWER_OFF) pci_set_power_state(pdev, PCI_D3hot); diff --git a/drivers/net/ethernet/marvell/mvpp2/mvpp2.h b/drivers/net/ethernet/marvell/mvpp2/mvpp2.h index 9e02e4367bec..9bd3d76b5fe2 100644 --- a/drivers/net/ethernet/marvell/mvpp2/mvpp2.h +++ b/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 { diff --git a/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c b/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c index 571631a30320..5f6229b23d00 100644 --- a/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c +++ b/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c @@ -7627,8 +7627,9 @@ 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); diff --git a/drivers/net/ethernet/marvell/mvpp2/mvpp2_prs.c b/drivers/net/ethernet/marvell/mvpp2/mvpp2_prs.c index 9af22f497a40..93e978bdf303 100644 --- a/drivers/net/ethernet/marvell/mvpp2/mvpp2_prs.c +++ b/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 */ - tid = mvpp2_prs_vid_range_find(port, vid, 0xfff); + spin_lock_bh(&priv->prs_spinlock);
- /* No such entry */ - if (tid < 0) - return; + /* 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; + }
- 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 = 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; + 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);
- 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; } diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu.c b/drivers/net/ethernet/marvell/octeontx2/af/rvu.c index cd0d7b7774f1..6575c422635b 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/rvu.c +++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu.c @@ -2634,7 +2634,7 @@ 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)); diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu_devlink.c b/drivers/net/ethernet/marvell/octeontx2/af/rvu_devlink.c index dab4deca893f..27c3a2daaaa9 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/rvu_devlink.c +++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu_devlink.c @@ -207,7 +207,7 @@ 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; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/params.c b/drivers/net/ethernet/mellanox/mlx5/core/en/params.c index 64b62ed17b07..31eb99f09c63 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/params.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/params.c @@ -423,7 +423,7 @@ 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)); } @@ -827,7 +827,8 @@ 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); @@ -1036,7 +1037,8 @@ 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); diff --git a/drivers/net/phy/broadcom.c b/drivers/net/phy/broadcom.c index ddded162c44c..d2a9cf3fde5a 100644 --- a/drivers/net/phy/broadcom.c +++ b/drivers/net/phy/broadcom.c @@ -859,7 +859,7 @@ static int brcm_fet_config_init(struct phy_device *phydev) return reg;
/* Unmask events we are interested in and mask interrupts globally. */ - if (phydev->phy_id == PHY_ID_BCM5221) + if (phydev->drv->phy_id == PHY_ID_BCM5221) reg = MII_BRCM_FET_IR_ENABLE | MII_BRCM_FET_IR_MASK; else @@ -888,7 +888,7 @@ static int brcm_fet_config_init(struct phy_device *phydev) return err; }
- if (phydev->phy_id != PHY_ID_BCM5221) { + if (phydev->drv->phy_id != PHY_ID_BCM5221) { /* Set the LED mode */ reg = __phy_read(phydev, MII_BRCM_FET_SHDW_AUXMODE4); if (reg < 0) { @@ -1009,7 +1009,7 @@ static int brcm_fet_suspend(struct phy_device *phydev) return err; }
- if (phydev->phy_id == PHY_ID_BCM5221) + if (phydev->drv->phy_id == PHY_ID_BCM5221) /* Force Low Power Mode with clock enabled */ reg = BCM5221_SHDW_AM4_EN_CLK_LPM | BCM5221_SHDW_AM4_FORCE_LPM; else diff --git a/drivers/net/usb/rndis_host.c b/drivers/net/usb/rndis_host.c index 7b3739b29c8f..bb0bf1415872 100644 --- a/drivers/net/usb/rndis_host.c +++ b/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 }; diff --git a/drivers/net/usb/usbnet.c b/drivers/net/usb/usbnet.c index aeab2308b150..724b93aa4f7e 100644 --- a/drivers/net/usb/usbnet.c +++ b/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"); diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c index 42d991d9f8cb..a70780372c9b 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c @@ -1167,6 +1167,7 @@ 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); @@ -1174,19 +1175,23 @@ 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); @@ -1208,18 +1213,19 @@ 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); diff --git a/drivers/net/wireless/intel/iwlwifi/fw/dbg.c b/drivers/net/wireless/intel/iwlwifi/fw/dbg.c index fb2ea38e89ac..6594216f873c 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/dbg.c +++ b/drivers/net/wireless/intel/iwlwifi/fw/dbg.c @@ -558,41 +558,71 @@ 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, diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c b/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c index a2f16bfaec44..3b5b7a0690e6 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c @@ -989,7 +989,7 @@ 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; @@ -1044,13 +1044,13 @@ 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); } diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/main.c b/drivers/net/wireless/mediatek/mt76/mt7921/main.c index e2dfd3670c4c..6a3629f71caa 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7921/main.c +++ b/drivers/net/wireless/mediatek/mt76/mt7921/main.c @@ -805,6 +805,7 @@ int mt7921_mac_sta_add(struct mt76_dev *mdev, struct ieee80211_vif *vif, msta->deflink.wcid.phy_idx = mvif->bss_conf.mt76.band_idx; msta->deflink.wcid.tx_info |= MT_WCID_TX_INFO_SET; msta->deflink.last_txs = jiffies; + msta->deflink.sta = msta;
ret = mt76_connac_pm_wake(&dev->mphy, &dev->pm); if (ret) diff --git a/drivers/net/wireless/mediatek/mt76/mt7925/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7925/mcu.c index ce3d8197b026..c7eba60897d2 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7925/mcu.c +++ b/drivers/net/wireless/mediatek/mt76/mt7925/mcu.c @@ -3117,7 +3117,6 @@ __mt7925_mcu_set_clc(struct mt792x_dev *dev, u8 *alpha2,
.idx = idx, .env = env_cap, - .acpi_conf = mt792x_acpi_get_flags(&dev->phy), }; int ret, valid_cnt = 0; u8 i, *pos; diff --git a/drivers/ntb/hw/intel/ntb_hw_gen3.c b/drivers/ntb/hw/intel/ntb_hw_gen3.c index ffcfc3e02c35..a5aa96a31f4a 100644 --- a/drivers/ntb/hw/intel/ntb_hw_gen3.c +++ b/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 + diff --git a/drivers/ntb/hw/mscc/ntb_hw_switchtec.c b/drivers/ntb/hw/mscc/ntb_hw_switchtec.c index ad1786be2554..f851397b65d6 100644 --- a/drivers/ntb/hw/mscc/ntb_hw_switchtec.c +++ b/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 diff --git a/drivers/ntb/test/ntb_perf.c b/drivers/ntb/test/ntb_perf.c index 72bc1d017a46..dfd175f79e8f 100644 --- a/drivers/ntb/test/ntb_perf.c +++ b/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);
diff --git a/drivers/nvme/host/ioctl.c b/drivers/nvme/host/ioctl.c index 24e2c702da7a..fed6b29098ad 100644 --- a/drivers/nvme/host/ioctl.c +++ b/drivers/nvme/host/ioctl.c @@ -141,7 +141,7 @@ static int nvme_map_user_request(struct request *req, u64 ubuffer, struct iov_iter iter;
/* fixedbufs is only for non-vectored io */ - if (WARN_ON_ONCE(flags & NVME_IOCTL_VEC)) { + if (flags & NVME_IOCTL_VEC) { ret = -EINVAL; goto out; } diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c index 0b4ca8e8f9b4..e6c27175880b 100644 --- a/drivers/nvme/host/pci.c +++ b/drivers/nvme/host/pci.c @@ -990,6 +990,9 @@ static void nvme_submit_cmds(struct nvme_queue *nvmeq, struct rq_list *rqlist) { struct request *req;
+ if (rq_list_empty(rqlist)) + return; + spin_lock(&nvmeq->sq_lock); while ((req = rq_list_pop(rqlist))) { struct nvme_iod *iod = blk_mq_rq_to_pdu(req); @@ -1413,9 +1416,20 @@ static enum blk_eh_timer_return nvme_timeout(struct request *req) struct nvme_dev *dev = nvmeq->dev; struct request *abort_req; struct nvme_command cmd = { }; + struct pci_dev *pdev = to_pci_dev(dev->dev); u32 csts = readl(dev->bar + NVME_REG_CSTS); u8 opcode;
+ /* + * Shutdown the device immediately if we see it is disconnected. This + * unblocks PCIe error handling if the nvme driver is waiting in + * error_resume for a device that has been removed. We can't unbind the + * driver while the driver's error callback is waiting to complete, so + * we're relying on a timeout to break that deadlock if a removal + * occurs while reset work is running. + */ + if (pci_dev_is_disconnected(pdev)) + nvme_change_ctrl_state(&dev->ctrl, NVME_CTRL_DELETING); if (nvme_state_terminal(&dev->ctrl)) goto disable;
@@ -1423,7 +1437,7 @@ static enum blk_eh_timer_return nvme_timeout(struct request *req) * the recovery mechanism will surely fail. */ mb(); - if (pci_channel_offline(to_pci_dev(dev->dev))) + if (pci_channel_offline(pdev)) return BLK_EH_RESET_TIMER;
/* @@ -1984,6 +1998,18 @@ 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: @@ -1994,17 +2020,10 @@ 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; }
diff --git a/drivers/nvme/host/tcp.c b/drivers/nvme/host/tcp.c index 65347fed4237..327f3f2f5399 100644 --- a/drivers/nvme/host/tcp.c +++ b/drivers/nvme/host/tcp.c @@ -2725,6 +2725,7 @@ 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; @@ -2732,9 +2733,9 @@ 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) diff --git a/drivers/nvme/target/debugfs.c b/drivers/nvme/target/debugfs.c index 220c7391fc19..c6571fbd35e3 100644 --- a/drivers/nvme/target/debugfs.c +++ b/drivers/nvme/target/debugfs.c @@ -78,7 +78,7 @@ static int nvmet_ctrl_state_show(struct seq_file *m, void *p) bool sep = false; int i;
- for (i = 0; i < 7; i++) { + for (i = 0; i < ARRAY_SIZE(csts_state_names); i++) { int state = BIT(i);
if (!(ctrl->csts & state)) diff --git a/drivers/pci/controller/cadence/pcie-cadence-ep.c b/drivers/pci/controller/cadence/pcie-cadence-ep.c index e0cc4560dfde..0bf4cde34f51 100644 --- a/drivers/pci/controller/cadence/pcie-cadence-ep.c +++ b/drivers/pci/controller/cadence/pcie-cadence-ep.c @@ -352,8 +352,7 @@ static void cdns_pcie_ep_assert_intx(struct cdns_pcie_ep *ep, u8 fn, u8 intx, spin_unlock_irqrestore(&ep->lock, flags);
offset = CDNS_PCIE_NORMAL_MSG_ROUTING(MSG_ROUTING_LOCAL) | - CDNS_PCIE_NORMAL_MSG_CODE(msg_code) | - CDNS_PCIE_MSG_NO_DATA; + CDNS_PCIE_NORMAL_MSG_CODE(msg_code); writel(0, ep->irq_cpu_addr + offset); }
diff --git a/drivers/pci/controller/cadence/pcie-cadence.h b/drivers/pci/controller/cadence/pcie-cadence.h index f5eeff834ec1..39ee9945c903 100644 --- a/drivers/pci/controller/cadence/pcie-cadence.h +++ b/drivers/pci/controller/cadence/pcie-cadence.h @@ -246,7 +246,7 @@ struct cdns_pcie_rp_ib_bar { #define CDNS_PCIE_NORMAL_MSG_CODE_MASK GENMASK(15, 8) #define CDNS_PCIE_NORMAL_MSG_CODE(code) \ (((code) << 8) & CDNS_PCIE_NORMAL_MSG_CODE_MASK) -#define CDNS_PCIE_MSG_NO_DATA BIT(16) +#define CDNS_PCIE_MSG_DATA BIT(16)
struct cdns_pcie;
diff --git a/drivers/pci/controller/dwc/pcie-designware-ep.c b/drivers/pci/controller/dwc/pcie-designware-ep.c index 44a617d54b15..d6a3895e8954 100644 --- a/drivers/pci/controller/dwc/pcie-designware-ep.c +++ b/drivers/pci/controller/dwc/pcie-designware-ep.c @@ -771,6 +771,7 @@ int dw_pcie_ep_init_registers(struct dw_pcie_ep *ep) if (ret) return ret;
+ ret = -ENOMEM; if (!ep->ib_window_map) { ep->ib_window_map = devm_bitmap_zalloc(dev, pci->num_ib_windows, GFP_KERNEL); diff --git a/drivers/pci/controller/dwc/pcie-histb.c b/drivers/pci/controller/dwc/pcie-histb.c index 615a0e3e6d7e..1f2f4c28a949 100644 --- a/drivers/pci/controller/dwc/pcie-histb.c +++ b/drivers/pci/controller/dwc/pcie-histb.c @@ -409,16 +409,21 @@ static int histb_pcie_probe(struct platform_device *pdev) ret = histb_pcie_host_enable(pp); if (ret) { dev_err(dev, "failed to enable host\n"); - return ret; + goto err_exit_phy; }
ret = dw_pcie_host_init(pp); if (ret) { dev_err(dev, "failed to initialize host\n"); - return ret; + goto err_exit_phy; }
return 0; + +err_exit_phy: + phy_exit(hipcie->phy); + + return ret; }
static void histb_pcie_remove(struct platform_device *pdev) @@ -427,8 +432,7 @@ static void histb_pcie_remove(struct platform_device *pdev)
histb_pcie_host_disable(hipcie);
- if (hipcie->phy) - phy_exit(hipcie->phy); + phy_exit(hipcie->phy); }
static const struct of_device_id histb_pcie_of_match[] = { diff --git a/drivers/pci/controller/pcie-brcmstb.c b/drivers/pci/controller/pcie-brcmstb.c index e733a27dc8df..3d7dbfcd689e 100644 --- a/drivers/pci/controller/pcie-brcmstb.c +++ b/drivers/pci/controller/pcie-brcmstb.c @@ -403,10 +403,10 @@ static int brcm_pcie_set_ssc(struct brcm_pcie *pcie) static void brcm_pcie_set_gen(struct brcm_pcie *pcie, int gen) { u16 lnkctl2 = readw(pcie->base + BRCM_PCIE_CAP_REGS + PCI_EXP_LNKCTL2); - u32 lnkcap = readl(pcie->base + BRCM_PCIE_CAP_REGS + PCI_EXP_LNKCAP); + u32 lnkcap = readl(pcie->base + PCIE_RC_CFG_PRIV1_LINK_CAPABILITY);
lnkcap = (lnkcap & ~PCI_EXP_LNKCAP_SLS) | gen; - writel(lnkcap, pcie->base + BRCM_PCIE_CAP_REGS + PCI_EXP_LNKCAP); + writel(lnkcap, pcie->base + PCIE_RC_CFG_PRIV1_LINK_CAPABILITY);
lnkctl2 = (lnkctl2 & ~0xf) | gen; writew(lnkctl2, pcie->base + BRCM_PCIE_CAP_REGS + PCI_EXP_LNKCTL2); @@ -1276,6 +1276,10 @@ static int brcm_pcie_start_link(struct brcm_pcie *pcie) bool ssc_good = false; int ret, i;
+ /* Limit the generation if specified */ + if (pcie->gen) + brcm_pcie_set_gen(pcie, pcie->gen); + /* Unassert the fundamental reset */ ret = pcie->perst_set(pcie, 0); if (ret) @@ -1302,9 +1306,6 @@ static int brcm_pcie_start_link(struct brcm_pcie *pcie)
brcm_config_clkreq(pcie);
- if (pcie->gen) - brcm_pcie_set_gen(pcie, pcie->gen); - if (pcie->ssc) { ret = brcm_pcie_set_ssc(pcie); if (ret == 0) @@ -1367,7 +1368,8 @@ static int brcm_pcie_add_bus(struct pci_bus *bus)
ret = regulator_bulk_get(dev, sr->num_supplies, sr->supplies); if (ret) { - dev_info(dev, "No regulators for downstream device\n"); + dev_info(dev, "Did not get regulators, err=%d\n", ret); + pcie->sr = NULL; goto no_regulators; }
@@ -1390,7 +1392,7 @@ static void brcm_pcie_remove_bus(struct pci_bus *bus) struct subdev_regulators *sr = pcie->sr; struct device *dev = &bus->dev;
- if (!sr) + if (!sr || !bus->parent || !pci_is_root_bus(bus->parent)) return;
if (regulator_bulk_disable(sr->num_supplies, sr->supplies)) diff --git a/drivers/pci/controller/pcie-xilinx-cpm.c b/drivers/pci/controller/pcie-xilinx-cpm.c index a0f5e1d67b04..1594d9e9e637 100644 --- a/drivers/pci/controller/pcie-xilinx-cpm.c +++ b/drivers/pci/controller/pcie-xilinx-cpm.c @@ -570,15 +570,17 @@ static int xilinx_cpm_pcie_probe(struct platform_device *pdev) return err;
bus = resource_list_first_type(&bridge->windows, IORESOURCE_BUS); - if (!bus) - return -ENODEV; + if (!bus) { + err = -ENODEV; + goto err_free_irq_domains; + }
port->variant = of_device_get_match_data(dev);
err = xilinx_cpm_pcie_parse_dt(port, bus->res); if (err) { dev_err(dev, "Parsing DT failed\n"); - goto err_parse_dt; + goto err_free_irq_domains; }
xilinx_cpm_pcie_init_port(port); @@ -602,7 +604,7 @@ static int xilinx_cpm_pcie_probe(struct platform_device *pdev) xilinx_cpm_free_interrupts(port); err_setup_irq: pci_ecam_free(port->cfg); -err_parse_dt: +err_free_irq_domains: xilinx_cpm_free_irq_domains(port); return err; } diff --git a/drivers/pci/hotplug/pciehp_hpc.c b/drivers/pci/hotplug/pciehp_hpc.c index bb5a8d9f03ad..28ab393af1c0 100644 --- a/drivers/pci/hotplug/pciehp_hpc.c +++ b/drivers/pci/hotplug/pciehp_hpc.c @@ -842,7 +842,9 @@ void pcie_enable_interrupt(struct controller *ctrl) { u16 mask;
- mask = PCI_EXP_SLTCTL_HPIE | PCI_EXP_SLTCTL_DLLSCE; + mask = PCI_EXP_SLTCTL_DLLSCE; + if (!pciehp_poll_mode) + mask |= PCI_EXP_SLTCTL_HPIE; pcie_write_cmd(ctrl, mask, mask); }
diff --git a/drivers/pci/iov.c b/drivers/pci/iov.c index 4be402fe9ab9..fd491d3d2cc6 100644 --- a/drivers/pci/iov.c +++ b/drivers/pci/iov.c @@ -285,23 +285,16 @@ const struct attribute_group sriov_vf_dev_attr_group = { .is_visible = sriov_vf_attrs_are_visible, };
-int pci_iov_add_virtfn(struct pci_dev *dev, int id) +static struct pci_dev *pci_iov_scan_device(struct pci_dev *dev, int id, + struct pci_bus *bus) { - int i; - int rc = -ENOMEM; - u64 size; - struct pci_dev *virtfn; - struct resource *res; struct pci_sriov *iov = dev->sriov; - struct pci_bus *bus; - - bus = virtfn_add_bus(dev->bus, pci_iov_virtfn_bus(dev, id)); - if (!bus) - goto failed; + struct pci_dev *virtfn; + int rc;
virtfn = pci_alloc_dev(bus); if (!virtfn) - goto failed0; + return ERR_PTR(-ENOMEM);
virtfn->devfn = pci_iov_virtfn_devfn(dev, id); virtfn->vendor = dev->vendor; @@ -314,8 +307,35 @@ int pci_iov_add_virtfn(struct pci_dev *dev, int id) pci_read_vf_config_common(virtfn);
rc = pci_setup_device(virtfn); - if (rc) - goto failed1; + if (rc) { + pci_dev_put(dev); + pci_bus_put(virtfn->bus); + kfree(virtfn); + return ERR_PTR(rc); + } + + return virtfn; +} + +int pci_iov_add_virtfn(struct pci_dev *dev, int id) +{ + struct pci_bus *bus; + struct pci_dev *virtfn; + struct resource *res; + int rc, i; + u64 size; + + bus = virtfn_add_bus(dev->bus, pci_iov_virtfn_bus(dev, id)); + if (!bus) { + rc = -ENOMEM; + goto failed; + } + + virtfn = pci_iov_scan_device(dev, id, bus); + if (IS_ERR(virtfn)) { + rc = PTR_ERR(virtfn); + goto failed0; + }
virtfn->dev.parent = dev->dev.parent; virtfn->multifunction = 0; diff --git a/drivers/pci/pci-sysfs.c b/drivers/pci/pci-sysfs.c index 7679d75d71e5..ab54c92c3435 100644 --- a/drivers/pci/pci-sysfs.c +++ b/drivers/pci/pci-sysfs.c @@ -1448,7 +1448,7 @@ static ssize_t __resource_resize_store(struct device *dev, int n, return -EINVAL;
device_lock(dev); - if (dev->driver) { + if (dev->driver || pci_num_vf(pdev)) { ret = -EBUSY; goto unlock; } @@ -1470,7 +1470,7 @@ static ssize_t __resource_resize_store(struct device *dev, int n,
pci_remove_resource_files(pdev);
- for (i = 0; i < PCI_STD_NUM_BARS; i++) { + for (i = 0; i < PCI_BRIDGE_RESOURCES; i++) { if (pci_resource_len(pdev, i) && pci_resource_flags(pdev, i) == flags) pci_release_resource(pdev, i); diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c index b0ae4bc1a1be..e04f3290990b 100644 --- a/drivers/pci/pci.c +++ b/drivers/pci/pci.c @@ -955,8 +955,10 @@ struct pci_acs { };
static void __pci_config_acs(struct pci_dev *dev, struct pci_acs *caps, - const char *p, u16 mask, u16 flags) + const char *p, const u16 acs_mask, const u16 acs_flags) { + u16 flags = acs_flags; + u16 mask = acs_mask; char *delimit; int ret = 0;
@@ -964,7 +966,7 @@ static void __pci_config_acs(struct pci_dev *dev, struct pci_acs *caps, return;
while (*p) { - if (!mask) { + if (!acs_mask) { /* Check for ACS flags */ delimit = strstr(p, "@"); if (delimit) { @@ -972,6 +974,8 @@ static void __pci_config_acs(struct pci_dev *dev, struct pci_acs *caps, u32 shift = 0;
end = delimit - p - 1; + mask = 0; + flags = 0;
while (end > -1) { if (*(p + end) == '0') { @@ -1028,10 +1032,14 @@ static void __pci_config_acs(struct pci_dev *dev, struct pci_acs *caps,
pci_dbg(dev, "ACS mask = %#06x\n", mask); pci_dbg(dev, "ACS flags = %#06x\n", flags); + pci_dbg(dev, "ACS control = %#06x\n", caps->ctrl); + pci_dbg(dev, "ACS fw_ctrl = %#06x\n", caps->fw_ctrl);
- /* If mask is 0 then we copy the bit from the firmware setting. */ - caps->ctrl = (caps->ctrl & ~mask) | (caps->fw_ctrl & mask); - caps->ctrl |= flags; + /* + * For mask bits that are 0, copy them from the firmware setting + * and apply flags for all the mask bits that are 1. + */ + caps->ctrl = (caps->fw_ctrl & ~mask) | (flags & mask);
pci_info(dev, "Configured ACS to %#06x\n", caps->ctrl); } @@ -5526,6 +5534,8 @@ static bool pci_bus_resettable(struct pci_bus *bus) return false;
list_for_each_entry(dev, &bus->devices, bus_list) { + if (!pci_reset_supported(dev)) + return false; if (dev->dev_flags & PCI_DEV_FLAGS_NO_BUS_RESET || (dev->subordinate && !pci_bus_resettable(dev->subordinate))) return false; @@ -5602,6 +5612,8 @@ static bool pci_slot_resettable(struct pci_slot *slot) list_for_each_entry(dev, &slot->bus->devices, bus_list) { if (!dev->slot || dev->slot != slot) continue; + if (!pci_reset_supported(dev)) + return false; if (dev->dev_flags & PCI_DEV_FLAGS_NO_BUS_RESET || (dev->subordinate && !pci_bus_resettable(dev->subordinate))) return false; diff --git a/drivers/pci/pcie/aspm.c b/drivers/pci/pcie/aspm.c index 28567d457613..042ade95ff81 100644 --- a/drivers/pci/pcie/aspm.c +++ b/drivers/pci/pcie/aspm.c @@ -1250,16 +1250,16 @@ void pcie_aspm_exit_link_state(struct pci_dev *pdev) parent_link = link->parent;
/* - * link->downstream is a pointer to the pci_dev of function 0. If - * we remove that function, the pci_dev is about to be deallocated, - * so we can't use link->downstream again. Free the link state to - * avoid this. + * Free the parent link state, no later than function 0 (i.e. + * link->downstream) being removed. * - * If we're removing a non-0 function, it's possible we could - * retain the link state, but PCIe r6.0, sec 7.5.3.7, recommends - * programming the same ASPM Control value for all functions of - * multi-function devices, so disable ASPM for all of them. + * Do not free the link state any earlier. If function 0 is a + * switch upstream port, this link state is parent_link to all + * subordinate ones. */ + if (pdev != link->downstream) + goto out; + pcie_config_aspm_link(link, 0); list_del(&link->sibling); free_link_state(link); @@ -1270,6 +1270,7 @@ void pcie_aspm_exit_link_state(struct pci_dev *pdev) pcie_config_aspm_path(parent_link); }
+ out: mutex_unlock(&aspm_lock); up_read(&pci_bus_sem); } diff --git a/drivers/pci/pcie/bwctrl.c b/drivers/pci/pcie/bwctrl.c index 0a5e7efbce2c..d8d2aa85a229 100644 --- a/drivers/pci/pcie/bwctrl.c +++ b/drivers/pci/pcie/bwctrl.c @@ -113,7 +113,7 @@ static u16 pcie_bwctrl_select_speed(struct pci_dev *port, enum pci_bus_speed spe up_read(&pci_bus_sem); } if (!supported_speeds) - return PCI_EXP_LNKCAP2_SLS_2_5GB; + supported_speeds = PCI_EXP_LNKCAP2_SLS_2_5GB;
return pcie_supported_speeds2target_speed(supported_speeds & desired_speeds); } @@ -294,6 +294,10 @@ static int pcie_bwnotif_probe(struct pcie_device *srv) struct pci_dev *port = srv->port; int ret;
+ /* Can happen if we run out of bus numbers during enumeration. */ + if (!port->subordinate) + return -ENODEV; + struct pcie_bwctrl_data *data = devm_kzalloc(&srv->device, sizeof(*data), GFP_KERNEL); if (!data) diff --git a/drivers/pci/pcie/portdrv.c b/drivers/pci/pcie/portdrv.c index 02e73099bad0..e8318fd5f6ed 100644 --- a/drivers/pci/pcie/portdrv.c +++ b/drivers/pci/pcie/portdrv.c @@ -228,10 +228,12 @@ static int get_port_device_capability(struct pci_dev *dev)
/* * Disable hot-plug interrupts in case they have been enabled - * by the BIOS and the hot-plug service driver is not loaded. + * by the BIOS and the hot-plug service driver won't be loaded + * to handle them. */ - pcie_capability_clear_word(dev, PCI_EXP_SLTCTL, - PCI_EXP_SLTCTL_CCIE | PCI_EXP_SLTCTL_HPIE); + if (!IS_ENABLED(CONFIG_HOTPLUG_PCI_PCIE)) + pcie_capability_clear_word(dev, PCI_EXP_SLTCTL, + PCI_EXP_SLTCTL_CCIE | PCI_EXP_SLTCTL_HPIE); }
#ifdef CONFIG_PCIEAER diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c index 2e81ab0f5a25..e5698bd419e4 100644 --- a/drivers/pci/probe.c +++ b/drivers/pci/probe.c @@ -952,10 +952,9 @@ static int pci_register_host_bridge(struct pci_host_bridge *bridge) /* Temporarily move resources off the list */ list_splice_init(&bridge->windows, &resources); err = device_add(&bridge->dev); - if (err) { - put_device(&bridge->dev); + if (err) goto free; - } + bus->bridge = get_device(&bridge->dev); device_enable_async_suspend(bus->bridge); pci_set_bus_of_node(bus); diff --git a/drivers/pci/setup-bus.c b/drivers/pci/setup-bus.c index 5e00cecf1f1a..3a1fcaad142a 100644 --- a/drivers/pci/setup-bus.c +++ b/drivers/pci/setup-bus.c @@ -1149,7 +1149,6 @@ static int pbus_size_mem(struct pci_bus *bus, unsigned long mask, min_align = 1ULL << (max_order + __ffs(SZ_1M)); min_align = max(min_align, win_align); size0 = calculate_memsize(size, min_size, 0, 0, resource_size(b_res), win_align); - add_align = win_align; pci_info(bus->self, "bridge window %pR to %pR requires relaxed alignment rules\n", b_res, &bus->busn_res); } @@ -2102,8 +2101,7 @@ pci_root_bus_distribute_available_resources(struct pci_bus *bus, * in case of root bus. */ if (bridge && pci_bridge_resources_not_assigned(dev)) - pci_bridge_distribute_available_resources(bridge, - add_list); + pci_bridge_distribute_available_resources(dev, add_list); else pci_root_bus_distribute_available_resources(b, add_list); } diff --git a/drivers/phy/rockchip/phy-rockchip-samsung-hdptx.c b/drivers/phy/rockchip/phy-rockchip-samsung-hdptx.c index 0965b9d4f9cf..2fb4f297fda3 100644 --- a/drivers/phy/rockchip/phy-rockchip-samsung-hdptx.c +++ b/drivers/phy/rockchip/phy-rockchip-samsung-hdptx.c @@ -263,11 +263,22 @@ enum rk_hdptx_reset { RST_MAX };
+#define MAX_HDPTX_PHY_NUM 2 + +struct rk_hdptx_phy_cfg { + unsigned int num_phys; + unsigned int phy_ids[MAX_HDPTX_PHY_NUM]; +}; + struct rk_hdptx_phy { struct device *dev; struct regmap *regmap; struct regmap *grf;
+ /* PHY const config */ + const struct rk_hdptx_phy_cfg *cfgs; + int phy_id; + struct phy *phy; struct phy_config *phy_cfg; struct clk_bulk_data *clks; @@ -1007,15 +1018,14 @@ static int rk_hdptx_phy_clk_register(struct rk_hdptx_phy *hdptx) struct device *dev = hdptx->dev; const char *name, *pname; struct clk *refclk; - int ret, id; + int ret;
refclk = devm_clk_get(dev, "ref"); if (IS_ERR(refclk)) return dev_err_probe(dev, PTR_ERR(refclk), "Failed to get ref clock\n");
- id = of_alias_get_id(dev->of_node, "hdptxphy"); - name = id > 0 ? "clk_hdmiphy_pixel1" : "clk_hdmiphy_pixel0"; + name = hdptx->phy_id > 0 ? "clk_hdmiphy_pixel1" : "clk_hdmiphy_pixel0"; pname = __clk_get_name(refclk);
hdptx->hw.init = CLK_HW_INIT(name, pname, &hdptx_phy_clk_ops, @@ -1058,8 +1068,9 @@ static int rk_hdptx_phy_probe(struct platform_device *pdev) struct phy_provider *phy_provider; struct device *dev = &pdev->dev; struct rk_hdptx_phy *hdptx; + struct resource *res; void __iomem *regs; - int ret; + int ret, id;
hdptx = devm_kzalloc(dev, sizeof(*hdptx), GFP_KERNEL); if (!hdptx) @@ -1067,11 +1078,27 @@ static int rk_hdptx_phy_probe(struct platform_device *pdev)
hdptx->dev = dev;
- regs = devm_platform_ioremap_resource(pdev, 0); + regs = devm_platform_get_and_ioremap_resource(pdev, 0, &res); if (IS_ERR(regs)) return dev_err_probe(dev, PTR_ERR(regs), "Failed to ioremap resource\n");
+ hdptx->cfgs = device_get_match_data(dev); + if (!hdptx->cfgs) + return dev_err_probe(dev, -EINVAL, "missing match data\n"); + + /* find the phy-id from the io address */ + hdptx->phy_id = -ENODEV; + for (id = 0; id < hdptx->cfgs->num_phys; id++) { + if (res->start == hdptx->cfgs->phy_ids[id]) { + hdptx->phy_id = id; + break; + } + } + + if (hdptx->phy_id < 0) + return dev_err_probe(dev, -ENODEV, "no matching device found\n"); + ret = devm_clk_bulk_get_all(dev, &hdptx->clks); if (ret < 0) return dev_err_probe(dev, ret, "Failed to get clocks\n"); @@ -1132,8 +1159,19 @@ static const struct dev_pm_ops rk_hdptx_phy_pm_ops = { rk_hdptx_phy_runtime_resume, NULL) };
+static const struct rk_hdptx_phy_cfg rk3588_hdptx_phy_cfgs = { + .num_phys = 2, + .phy_ids = { + 0xfed60000, + 0xfed70000, + }, +}; + static const struct of_device_id rk_hdptx_phy_of_match[] = { - { .compatible = "rockchip,rk3588-hdptx-phy", }, + { + .compatible = "rockchip,rk3588-hdptx-phy", + .data = &rk3588_hdptx_phy_cfgs + }, {} }; MODULE_DEVICE_TABLE(of, rk_hdptx_phy_of_match); diff --git a/drivers/pinctrl/intel/pinctrl-intel.c b/drivers/pinctrl/intel/pinctrl-intel.c index 527e4b87ae52..f8b0221055e4 100644 --- a/drivers/pinctrl/intel/pinctrl-intel.c +++ b/drivers/pinctrl/intel/pinctrl-intel.c @@ -1543,7 +1543,6 @@ static int intel_pinctrl_probe_pwm(struct intel_pinctrl *pctrl, .clk_rate = 19200000, .npwm = 1, .base_unit_bits = 22, - .bypass = true, }; struct pwm_chip *chip;
diff --git a/drivers/pinctrl/nuvoton/pinctrl-npcm8xx.c b/drivers/pinctrl/nuvoton/pinctrl-npcm8xx.c index d09a5e9b2eca..f6a1e684a386 100644 --- a/drivers/pinctrl/nuvoton/pinctrl-npcm8xx.c +++ b/drivers/pinctrl/nuvoton/pinctrl-npcm8xx.c @@ -1290,12 +1290,14 @@ static struct npcm8xx_func npcm8xx_funcs[] = { };
#define NPCM8XX_PINCFG(a, b, c, d, e, f, g, h, i, j, k, l, m, n, o, p, q) \ - [a] { .fn0 = fn_ ## b, .reg0 = NPCM8XX_GCR_ ## c, .bit0 = d, \ + [a] = { \ + .flag = q, \ + .fn0 = fn_ ## b, .reg0 = NPCM8XX_GCR_ ## c, .bit0 = d, \ .fn1 = fn_ ## e, .reg1 = NPCM8XX_GCR_ ## f, .bit1 = g, \ .fn2 = fn_ ## h, .reg2 = NPCM8XX_GCR_ ## i, .bit2 = j, \ .fn3 = fn_ ## k, .reg3 = NPCM8XX_GCR_ ## l, .bit3 = m, \ .fn4 = fn_ ## n, .reg4 = NPCM8XX_GCR_ ## o, .bit4 = p, \ - .flag = q } + }
/* Drive strength controlled by NPCM8XX_GP_N_ODSC */ #define DRIVE_STRENGTH_LO_SHIFT 8 @@ -2361,8 +2363,8 @@ static int npcm8xx_gpio_fw(struct npcm8xx_pinctrl *pctrl) return dev_err_probe(dev, ret, "gpio-ranges fail for GPIO bank %u\n", id);
ret = fwnode_irq_get(child, 0); - if (!ret) - return dev_err_probe(dev, ret, "No IRQ for GPIO bank %u\n", id); + if (ret < 0) + return dev_err_probe(dev, ret, "Failed to retrieve IRQ for bank %u\n", id);
pctrl->gpio_bank[id].irq = ret; pctrl->gpio_bank[id].irq_chip = npcmgpio_irqchip; diff --git a/drivers/pinctrl/renesas/pinctrl-rza2.c b/drivers/pinctrl/renesas/pinctrl-rza2.c index dd1f8c29d3e7..8b36161c7c50 100644 --- a/drivers/pinctrl/renesas/pinctrl-rza2.c +++ b/drivers/pinctrl/renesas/pinctrl-rza2.c @@ -256,6 +256,8 @@ static int rza2_gpio_register(struct rza2_pinctrl_priv *priv) return ret; }
+ of_node_put(of_args.np); + if ((of_args.args[0] != 0) || (of_args.args[1] != 0) || (of_args.args[2] != priv->npins)) { diff --git a/drivers/pinctrl/renesas/pinctrl-rzg2l.c b/drivers/pinctrl/renesas/pinctrl-rzg2l.c index 515c38de445a..247fb4a00243 100644 --- a/drivers/pinctrl/renesas/pinctrl-rzg2l.c +++ b/drivers/pinctrl/renesas/pinctrl-rzg2l.c @@ -2610,6 +2610,8 @@ static int rzg2l_gpio_register(struct rzg2l_pinctrl *pctrl) if (ret) return dev_err_probe(pctrl->dev, ret, "Unable to parse gpio-ranges\n");
+ of_node_put(of_args.np); + if (of_args.args[0] != 0 || of_args.args[1] != 0 || of_args.args[2] != pctrl->data->n_port_pins) return dev_err_probe(pctrl->dev, -EINVAL, @@ -3210,6 +3212,7 @@ static struct platform_driver rzg2l_pinctrl_driver = { .name = DRV_NAME, .of_match_table = of_match_ptr(rzg2l_pinctrl_of_table), .pm = pm_sleep_ptr(&rzg2l_pinctrl_pm_ops), + .suppress_bind_attrs = true, }, .probe = rzg2l_pinctrl_probe, }; diff --git a/drivers/pinctrl/renesas/pinctrl-rzv2m.c b/drivers/pinctrl/renesas/pinctrl-rzv2m.c index 4062c56619f5..8c7169db4fcc 100644 --- a/drivers/pinctrl/renesas/pinctrl-rzv2m.c +++ b/drivers/pinctrl/renesas/pinctrl-rzv2m.c @@ -940,6 +940,8 @@ static int rzv2m_gpio_register(struct rzv2m_pinctrl *pctrl) return ret; }
+ of_node_put(of_args.np); + if (of_args.args[0] != 0 || of_args.args[1] != 0 || of_args.args[2] != pctrl->data->n_port_pins) { dev_err(pctrl->dev, "gpio-ranges does not match selected SOC\n"); diff --git a/drivers/pinctrl/tegra/pinctrl-tegra.c b/drivers/pinctrl/tegra/pinctrl-tegra.c index c83e5a65e680..3b046450bd3f 100644 --- a/drivers/pinctrl/tegra/pinctrl-tegra.c +++ b/drivers/pinctrl/tegra/pinctrl-tegra.c @@ -270,6 +270,9 @@ static int tegra_pinctrl_set_mux(struct pinctrl_dev *pctldev, val = pmx_readl(pmx, g->mux_bank, g->mux_reg); val &= ~(0x3 << g->mux_bit); val |= i << g->mux_bit; + /* Set the SFIO/GPIO selection to SFIO when under pinmux control*/ + if (pmx->soc->sfsel_in_mux) + val |= (1 << g->sfsel_bit); pmx_writel(pmx, val, g->mux_bank, g->mux_reg);
return 0; diff --git a/drivers/platform/surface/surface_aggregator_registry.c b/drivers/platform/surface/surface_aggregator_registry.c index d4f32ad66530..a594d5fcfcfd 100644 --- a/drivers/platform/surface/surface_aggregator_registry.c +++ b/drivers/platform/surface/surface_aggregator_registry.c @@ -371,7 +371,7 @@ static const struct software_node *ssam_node_group_sp8[] = { NULL, };
-/* Devices for Surface Pro 9 (Intel/x86) and 10 */ +/* Devices for Surface Pro 9, 10 and 11 (Intel/x86) */ static const struct software_node *ssam_node_group_sp9[] = { &ssam_node_root, &ssam_node_hub_kip, @@ -430,6 +430,9 @@ static const struct acpi_device_id ssam_platform_hub_acpi_match[] = { /* Surface Pro 10 */ { "MSHW0510", (unsigned long)ssam_node_group_sp9 },
+ /* Surface Pro 11 */ + { "MSHW0583", (unsigned long)ssam_node_group_sp9 }, + /* Surface Book 2 */ { "MSHW0107", (unsigned long)ssam_node_group_gen5 },
diff --git a/drivers/platform/x86/amd/pmf/pmf.h b/drivers/platform/x86/amd/pmf/pmf.h index a79808fda1d8..7de0587d19ec 100644 --- a/drivers/platform/x86/amd/pmf/pmf.h +++ b/drivers/platform/x86/amd/pmf/pmf.h @@ -106,9 +106,12 @@ struct cookie_header { #define PMF_TA_IF_VERSION_MAJOR 1 #define TA_PMF_ACTION_MAX 32 #define TA_PMF_UNDO_MAX 8 -#define TA_OUTPUT_RESERVED_MEM 906 +#define TA_OUTPUT_RESERVED_MEM 922 #define MAX_OPERATION_PARAMS 4
+#define TA_ERROR_CRYPTO_INVALID_PARAM 0x20002 +#define TA_ERROR_CRYPTO_BIN_TOO_LARGE 0x2000d + #define PMF_IF_V1 1 #define PMF_IF_V2 2
diff --git a/drivers/platform/x86/amd/pmf/tee-if.c b/drivers/platform/x86/amd/pmf/tee-if.c index 8c88769ea1d8..a1e43873a07b 100644 --- a/drivers/platform/x86/amd/pmf/tee-if.c +++ b/drivers/platform/x86/amd/pmf/tee-if.c @@ -27,8 +27,11 @@ module_param(pb_side_load, bool, 0444); MODULE_PARM_DESC(pb_side_load, "Sideload policy binaries debug policy failures"); #endif
-static const uuid_t amd_pmf_ta_uuid = UUID_INIT(0x6fd93b77, 0x3fb8, 0x524d, - 0xb1, 0x2d, 0xc5, 0x29, 0xb1, 0x3d, 0x85, 0x43); +static const uuid_t amd_pmf_ta_uuid[] = { UUID_INIT(0xd9b39bf2, 0x66bd, 0x4154, 0xaf, 0xb8, 0x8a, + 0xcc, 0x2b, 0x2b, 0x60, 0xd6), + UUID_INIT(0x6fd93b77, 0x3fb8, 0x524d, 0xb1, 0x2d, 0xc5, + 0x29, 0xb1, 0x3d, 0x85, 0x43), + };
static const char *amd_pmf_uevent_as_str(unsigned int state) { @@ -321,9 +324,9 @@ static int amd_pmf_start_policy_engine(struct amd_pmf_dev *dev) */ schedule_delayed_work(&dev->pb_work, msecs_to_jiffies(pb_actions_ms * 3)); } else { - dev_err(dev->dev, "ta invoke cmd init failed err: %x\n", res); + dev_dbg(dev->dev, "ta invoke cmd init failed err: %x\n", res); dev->smart_pc_enabled = false; - return -EIO; + return res; }
return 0; @@ -390,12 +393,12 @@ static int amd_pmf_amdtee_ta_match(struct tee_ioctl_version_data *ver, const voi return ver->impl_id == TEE_IMPL_ID_AMDTEE; }
-static int amd_pmf_ta_open_session(struct tee_context *ctx, u32 *id) +static int amd_pmf_ta_open_session(struct tee_context *ctx, u32 *id, const uuid_t *uuid) { struct tee_ioctl_open_session_arg sess_arg = {}; int rc;
- export_uuid(sess_arg.uuid, &amd_pmf_ta_uuid); + export_uuid(sess_arg.uuid, uuid); sess_arg.clnt_login = TEE_IOCTL_LOGIN_PUBLIC; sess_arg.num_params = 0;
@@ -434,7 +437,7 @@ static int amd_pmf_register_input_device(struct amd_pmf_dev *dev) return 0; }
-static int amd_pmf_tee_init(struct amd_pmf_dev *dev) +static int amd_pmf_tee_init(struct amd_pmf_dev *dev, const uuid_t *uuid) { u32 size; int ret; @@ -445,7 +448,7 @@ static int amd_pmf_tee_init(struct amd_pmf_dev *dev) return PTR_ERR(dev->tee_ctx); }
- ret = amd_pmf_ta_open_session(dev->tee_ctx, &dev->session_id); + ret = amd_pmf_ta_open_session(dev->tee_ctx, &dev->session_id, uuid); if (ret) { dev_err(dev->dev, "Failed to open TA session (%d)\n", ret); ret = -EINVAL; @@ -489,7 +492,8 @@ static void amd_pmf_tee_deinit(struct amd_pmf_dev *dev)
int amd_pmf_init_smart_pc(struct amd_pmf_dev *dev) { - int ret; + bool status; + int ret, i;
ret = apmf_check_smart_pc(dev); if (ret) { @@ -502,26 +506,22 @@ int amd_pmf_init_smart_pc(struct amd_pmf_dev *dev) return -ENODEV; }
- ret = amd_pmf_tee_init(dev); - if (ret) - return ret; - INIT_DELAYED_WORK(&dev->pb_work, amd_pmf_invoke_cmd);
ret = amd_pmf_set_dram_addr(dev, true); if (ret) - goto error; + goto err_cancel_work;
dev->policy_base = devm_ioremap_resource(dev->dev, dev->res); if (IS_ERR(dev->policy_base)) { ret = PTR_ERR(dev->policy_base); - goto error; + goto err_free_dram_buf; }
dev->policy_buf = kzalloc(dev->policy_sz, GFP_KERNEL); if (!dev->policy_buf) { ret = -ENOMEM; - goto error; + goto err_free_dram_buf; }
memcpy_fromio(dev->policy_buf, dev->policy_base, dev->policy_sz); @@ -531,24 +531,60 @@ int amd_pmf_init_smart_pc(struct amd_pmf_dev *dev) dev->prev_data = kzalloc(sizeof(*dev->prev_data), GFP_KERNEL); if (!dev->prev_data) { ret = -ENOMEM; - goto error; + goto err_free_policy; }
- ret = amd_pmf_start_policy_engine(dev); - if (ret) - goto error; + for (i = 0; i < ARRAY_SIZE(amd_pmf_ta_uuid); i++) { + ret = amd_pmf_tee_init(dev, &amd_pmf_ta_uuid[i]); + if (ret) + goto err_free_prev_data; + + ret = amd_pmf_start_policy_engine(dev); + switch (ret) { + case TA_PMF_TYPE_SUCCESS: + status = true; + break; + case TA_ERROR_CRYPTO_INVALID_PARAM: + case TA_ERROR_CRYPTO_BIN_TOO_LARGE: + amd_pmf_tee_deinit(dev); + status = false; + break; + default: + ret = -EINVAL; + amd_pmf_tee_deinit(dev); + goto err_free_prev_data; + } + + if (status) + break; + } + + if (!status && !pb_side_load) { + ret = -EINVAL; + goto err_free_prev_data; + }
if (pb_side_load) amd_pmf_open_pb(dev, dev->dbgfs_dir);
ret = amd_pmf_register_input_device(dev); if (ret) - goto error; + goto err_pmf_remove_pb;
return 0;
-error: - amd_pmf_deinit_smart_pc(dev); +err_pmf_remove_pb: + if (pb_side_load && dev->esbin) + amd_pmf_remove_pb(dev); + amd_pmf_tee_deinit(dev); +err_free_prev_data: + kfree(dev->prev_data); +err_free_policy: + kfree(dev->policy_buf); +err_free_dram_buf: + kfree(dev->buf); +err_cancel_work: + cancel_delayed_work_sync(&dev->pb_work);
return ret; } diff --git a/drivers/platform/x86/dell/dell-uart-backlight.c b/drivers/platform/x86/dell/dell-uart-backlight.c index bcc5c0f3bb4d..f1ea587a0341 100644 --- a/drivers/platform/x86/dell/dell-uart-backlight.c +++ b/drivers/platform/x86/dell/dell-uart-backlight.c @@ -325,7 +325,7 @@ static int dell_uart_bl_serdev_probe(struct serdev_device *serdev) return PTR_ERR_OR_ZERO(dell_bl->bl); }
-struct serdev_device_driver dell_uart_bl_serdev_driver = { +static struct serdev_device_driver dell_uart_bl_serdev_driver = { .probe = dell_uart_bl_serdev_probe, .driver = { .name = KBUILD_MODNAME, diff --git a/drivers/platform/x86/dell/dell-wmi-ddv.c b/drivers/platform/x86/dell/dell-wmi-ddv.c index e75cd6e1efe6..ab5f7d3ab824 100644 --- a/drivers/platform/x86/dell/dell-wmi-ddv.c +++ b/drivers/platform/x86/dell/dell-wmi-ddv.c @@ -665,8 +665,10 @@ static ssize_t temp_show(struct device *dev, struct device_attribute *attr, char if (ret < 0) return ret;
- /* Use 2731 instead of 2731.5 to avoid unnecessary rounding */ - return sysfs_emit(buf, "%d\n", value - 2731); + /* Use 2732 instead of 2731.5 to avoid unnecessary rounding and to emulate + * the behaviour of the OEM application which seems to round down the result. + */ + return sysfs_emit(buf, "%d\n", value - 2732); }
static ssize_t eppid_show(struct device *dev, struct device_attribute *attr, char *buf) diff --git a/drivers/platform/x86/intel/hid.c b/drivers/platform/x86/intel/hid.c index 927a2993f616..88a1a9ff2f34 100644 --- a/drivers/platform/x86/intel/hid.c +++ b/drivers/platform/x86/intel/hid.c @@ -139,6 +139,13 @@ static const struct dmi_system_id button_array_table[] = { DMI_MATCH(DMI_PRODUCT_NAME, "Surface Go 3"), }, }, + { + .ident = "Microsoft Surface Go 4", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Microsoft Corporation"), + DMI_MATCH(DMI_PRODUCT_NAME, "Surface Go 4"), + }, + }, { } };
diff --git a/drivers/platform/x86/intel/speed_select_if/isst_if_common.c b/drivers/platform/x86/intel/speed_select_if/isst_if_common.c index dbcd3087aaa4..31239a93dd71 100644 --- a/drivers/platform/x86/intel/speed_select_if/isst_if_common.c +++ b/drivers/platform/x86/intel/speed_select_if/isst_if_common.c @@ -84,7 +84,7 @@ static DECLARE_HASHTABLE(isst_hash, 8); static DEFINE_MUTEX(isst_hash_lock);
static int isst_store_new_cmd(int cmd, u32 cpu, int mbox_cmd_type, u32 param, - u32 data) + u64 data) { struct isst_cmd *sst_cmd;
diff --git a/drivers/platform/x86/intel/vsec.c b/drivers/platform/x86/intel/vsec.c index 8272f1dd0fbc..db3c031d1757 100644 --- a/drivers/platform/x86/intel/vsec.c +++ b/drivers/platform/x86/intel/vsec.c @@ -404,6 +404,11 @@ static const struct intel_vsec_platform_info oobmsm_info = { .caps = VSEC_CAP_TELEMETRY | VSEC_CAP_SDSI | VSEC_CAP_TPMI, };
+/* DMR OOBMSM info */ +static const struct intel_vsec_platform_info dmr_oobmsm_info = { + .caps = VSEC_CAP_TELEMETRY | VSEC_CAP_TPMI, +}; + /* TGL info */ static const struct intel_vsec_platform_info tgl_info = { .caps = VSEC_CAP_TELEMETRY, @@ -420,6 +425,7 @@ static const struct intel_vsec_platform_info lnl_info = { #define PCI_DEVICE_ID_INTEL_VSEC_MTL_M 0x7d0d #define PCI_DEVICE_ID_INTEL_VSEC_MTL_S 0xad0d #define PCI_DEVICE_ID_INTEL_VSEC_OOBMSM 0x09a7 +#define PCI_DEVICE_ID_INTEL_VSEC_OOBMSM_DMR 0x09a1 #define PCI_DEVICE_ID_INTEL_VSEC_RPL 0xa77d #define PCI_DEVICE_ID_INTEL_VSEC_TGL 0x9a0d #define PCI_DEVICE_ID_INTEL_VSEC_LNL_M 0x647d @@ -430,6 +436,7 @@ static const struct pci_device_id intel_vsec_pci_ids[] = { { PCI_DEVICE_DATA(INTEL, VSEC_MTL_M, &mtl_info) }, { PCI_DEVICE_DATA(INTEL, VSEC_MTL_S, &mtl_info) }, { PCI_DEVICE_DATA(INTEL, VSEC_OOBMSM, &oobmsm_info) }, + { PCI_DEVICE_DATA(INTEL, VSEC_OOBMSM_DMR, &dmr_oobmsm_info) }, { PCI_DEVICE_DATA(INTEL, VSEC_RPL, &tgl_info) }, { PCI_DEVICE_DATA(INTEL, VSEC_TGL, &tgl_info) }, { PCI_DEVICE_DATA(INTEL, VSEC_LNL_M, &lnl_info) }, diff --git a/drivers/platform/x86/lenovo-yoga-tab2-pro-1380-fastcharger.c b/drivers/platform/x86/lenovo-yoga-tab2-pro-1380-fastcharger.c index a96b215cd2c5..25933cd018d1 100644 --- a/drivers/platform/x86/lenovo-yoga-tab2-pro-1380-fastcharger.c +++ b/drivers/platform/x86/lenovo-yoga-tab2-pro-1380-fastcharger.c @@ -219,7 +219,7 @@ static int yt2_1380_fc_serdev_probe(struct serdev_device *serdev) return 0; }
-struct serdev_device_driver yt2_1380_fc_serdev_driver = { +static struct serdev_device_driver yt2_1380_fc_serdev_driver = { .probe = yt2_1380_fc_serdev_probe, .driver = { .name = KBUILD_MODNAME, diff --git a/drivers/platform/x86/thinkpad_acpi.c b/drivers/platform/x86/thinkpad_acpi.c index a3c73abb00f2..dea40da86755 100644 --- a/drivers/platform/x86/thinkpad_acpi.c +++ b/drivers/platform/x86/thinkpad_acpi.c @@ -8795,6 +8795,7 @@ static const struct attribute_group fan_driver_attr_group = { #define TPACPI_FAN_NS 0x0010 /* For EC with non-Standard register addresses */ #define TPACPI_FAN_DECRPM 0x0020 /* For ECFW's with RPM in register as decimal */ #define TPACPI_FAN_TPR 0x0040 /* Fan speed is in Ticks Per Revolution */ +#define TPACPI_FAN_NOACPI 0x0080 /* Don't use ACPI methods even if detected */
static const struct tpacpi_quirk fan_quirk_table[] __initconst = { TPACPI_QEC_IBM('1', 'Y', TPACPI_FAN_Q1), @@ -8825,6 +8826,9 @@ static const struct tpacpi_quirk fan_quirk_table[] __initconst = { TPACPI_Q_LNV3('N', '1', 'O', TPACPI_FAN_NOFAN), /* X1 Tablet (2nd gen) */ TPACPI_Q_LNV3('R', '0', 'Q', TPACPI_FAN_DECRPM),/* L480 */ TPACPI_Q_LNV('8', 'F', TPACPI_FAN_TPR), /* ThinkPad x120e */ + TPACPI_Q_LNV3('R', '0', '0', TPACPI_FAN_NOACPI),/* E560 */ + TPACPI_Q_LNV3('R', '1', '2', TPACPI_FAN_NOACPI),/* T495 */ + TPACPI_Q_LNV3('R', '1', '3', TPACPI_FAN_NOACPI),/* T495s */ };
static int __init fan_init(struct ibm_init_struct *iibm) @@ -8876,6 +8880,13 @@ static int __init fan_init(struct ibm_init_struct *iibm) tp_features.fan_ctrl_status_undef = 1; }
+ if (quirks & TPACPI_FAN_NOACPI) { + /* E560, T495, T495s */ + pr_info("Ignoring buggy ACPI fan access method\n"); + fang_handle = NULL; + fanw_handle = NULL; + } + if (gfan_handle) { /* 570, 600e/x, 770e, 770x */ fan_status_access_mode = TPACPI_FAN_RD_ACPI_GFAN; diff --git a/drivers/power/supply/bq27xxx_battery.c b/drivers/power/supply/bq27xxx_battery.c index 40c5ac7a1118..b2c65fe43d5c 100644 --- a/drivers/power/supply/bq27xxx_battery.c +++ b/drivers/power/supply/bq27xxx_battery.c @@ -1913,7 +1913,6 @@ static void bq27xxx_battery_update_unlocked(struct bq27xxx_device_info *di) cache.flags = -1; /* read error */ if (cache.flags >= 0) { cache.capacity = bq27xxx_battery_read_soc(di); - di->cache.flags = cache.flags;
/* * On gauges with signed current reporting the current must be diff --git a/drivers/power/supply/max77693_charger.c b/drivers/power/supply/max77693_charger.c index cdea35c0d1de..027d6a539b65 100644 --- a/drivers/power/supply/max77693_charger.c +++ b/drivers/power/supply/max77693_charger.c @@ -608,7 +608,7 @@ static int max77693_set_charge_input_threshold_volt(struct max77693_charger *chg case 4700000: case 4800000: case 4900000: - data = (uvolt - 4700000) / 100000; + data = ((uvolt - 4700000) / 100000) + 1; break; default: dev_err(chg->dev, "Wrong value for charge input voltage regulation threshold\n"); diff --git a/drivers/regulator/pca9450-regulator.c b/drivers/regulator/pca9450-regulator.c index 9714afe347dc..1ffa145319f2 100644 --- a/drivers/regulator/pca9450-regulator.c +++ b/drivers/regulator/pca9450-regulator.c @@ -454,7 +454,7 @@ static const struct pca9450_regulator_desc pca9450a_regulators[] = { .n_linear_ranges = ARRAY_SIZE(pca9450_ldo5_volts), .vsel_reg = PCA9450_REG_LDO5CTRL_H, .vsel_mask = LDO5HOUT_MASK, - .enable_reg = PCA9450_REG_LDO5CTRL_H, + .enable_reg = PCA9450_REG_LDO5CTRL_L, .enable_mask = LDO5H_EN_MASK, .owner = THIS_MODULE, }, @@ -663,7 +663,7 @@ static const struct pca9450_regulator_desc pca9450bc_regulators[] = { .n_linear_ranges = ARRAY_SIZE(pca9450_ldo5_volts), .vsel_reg = PCA9450_REG_LDO5CTRL_H, .vsel_mask = LDO5HOUT_MASK, - .enable_reg = PCA9450_REG_LDO5CTRL_H, + .enable_reg = PCA9450_REG_LDO5CTRL_L, .enable_mask = LDO5H_EN_MASK, .owner = THIS_MODULE, }, @@ -835,7 +835,7 @@ static const struct pca9450_regulator_desc pca9451a_regulators[] = { .n_linear_ranges = ARRAY_SIZE(pca9450_ldo5_volts), .vsel_reg = PCA9450_REG_LDO5CTRL_H, .vsel_mask = LDO5HOUT_MASK, - .enable_reg = PCA9450_REG_LDO5CTRL_H, + .enable_reg = PCA9450_REG_LDO5CTRL_L, .enable_mask = LDO5H_EN_MASK, .owner = THIS_MODULE, }, diff --git a/drivers/remoteproc/qcom_q6v5_mss.c b/drivers/remoteproc/qcom_q6v5_mss.c index e78bd986dc3f..2c80d7fe39f8 100644 --- a/drivers/remoteproc/qcom_q6v5_mss.c +++ b/drivers/remoteproc/qcom_q6v5_mss.c @@ -1831,6 +1831,13 @@ static int q6v5_pds_attach(struct device *dev, struct device **devs, while (pd_names[num_pds]) num_pds++;
+ /* Handle single power domain */ + if (num_pds == 1 && dev->pm_domain) { + devs[0] = dev; + pm_runtime_enable(dev); + return 1; + } + for (i = 0; i < num_pds; i++) { devs[i] = dev_pm_domain_attach_by_name(dev, pd_names[i]); if (IS_ERR_OR_NULL(devs[i])) { @@ -1851,8 +1858,15 @@ static int q6v5_pds_attach(struct device *dev, struct device **devs, static void q6v5_pds_detach(struct q6v5 *qproc, struct device **pds, size_t pd_count) { + struct device *dev = qproc->dev; int i;
+ /* Handle single power domain */ + if (pd_count == 1 && dev->pm_domain) { + pm_runtime_disable(dev); + return; + } + for (i = 0; i < pd_count; i++) dev_pm_domain_detach(pds[i], false); } @@ -2449,13 +2463,13 @@ static const struct rproc_hexagon_res msm8974_mss = { .supply = "pll", .uA = 100000, }, - {} - }, - .fallback_proxy_supply = (struct qcom_mss_reg_res[]) { { .supply = "mx", .uV = 1050000, }, + {} + }, + .fallback_proxy_supply = (struct qcom_mss_reg_res[]) { { .supply = "cx", .uA = 100000, @@ -2481,7 +2495,6 @@ static const struct rproc_hexagon_res msm8974_mss = { NULL }, .proxy_pd_names = (char*[]){ - "mx", "cx", NULL }, diff --git a/drivers/remoteproc/qcom_q6v5_pas.c b/drivers/remoteproc/qcom_q6v5_pas.c index 97c4bdd9222a..60923ed12904 100644 --- a/drivers/remoteproc/qcom_q6v5_pas.c +++ b/drivers/remoteproc/qcom_q6v5_pas.c @@ -501,16 +501,16 @@ static int adsp_pds_attach(struct device *dev, struct device **devs, if (!pd_names) return 0;
+ while (pd_names[num_pds]) + num_pds++; + /* Handle single power domain */ - if (dev->pm_domain) { + if (num_pds == 1 && dev->pm_domain) { devs[0] = dev; pm_runtime_enable(dev); return 1; }
- while (pd_names[num_pds]) - num_pds++; - for (i = 0; i < num_pds; i++) { devs[i] = dev_pm_domain_attach_by_name(dev, pd_names[i]); if (IS_ERR_OR_NULL(devs[i])) { @@ -535,7 +535,7 @@ static void adsp_pds_detach(struct qcom_adsp *adsp, struct device **pds, int i;
/* Handle single power domain */ - if (dev->pm_domain && pd_count) { + if (pd_count == 1 && dev->pm_domain) { pm_runtime_disable(dev); return; } @@ -1348,6 +1348,7 @@ static const struct adsp_data sc7280_wpss_resource = { .crash_reason_smem = 626, .firmware_name = "wpss.mdt", .pas_id = 6, + .minidump_id = 4, .auto_boot = false, .proxy_pd_names = (char*[]){ "cx", @@ -1410,7 +1411,7 @@ static const struct adsp_data sm8650_mpss_resource = { };
static const struct of_device_id adsp_of_match[] = { - { .compatible = "qcom,msm8226-adsp-pil", .data = &adsp_resource_init}, + { .compatible = "qcom,msm8226-adsp-pil", .data = &msm8996_adsp_resource}, { .compatible = "qcom,msm8953-adsp-pil", .data = &msm8996_adsp_resource}, { .compatible = "qcom,msm8974-adsp-pil", .data = &adsp_resource_init}, { .compatible = "qcom,msm8996-adsp-pil", .data = &msm8996_adsp_resource}, diff --git a/drivers/remoteproc/remoteproc_core.c b/drivers/remoteproc/remoteproc_core.c index c2cf0d277729..b21eedefff87 100644 --- a/drivers/remoteproc/remoteproc_core.c +++ b/drivers/remoteproc/remoteproc_core.c @@ -2025,6 +2025,7 @@ int rproc_shutdown(struct rproc *rproc) kfree(rproc->cached_table); rproc->cached_table = NULL; rproc->table_ptr = NULL; + rproc->table_sz = 0; out: mutex_unlock(&rproc->lock); return ret; diff --git a/drivers/rtc/rtc-renesas-rtca3.c b/drivers/rtc/rtc-renesas-rtca3.c index d127933bfc8a..598bf943cc5b 100644 --- a/drivers/rtc/rtc-renesas-rtca3.c +++ b/drivers/rtc/rtc-renesas-rtca3.c @@ -586,17 +586,14 @@ static int rtca3_initial_setup(struct clk *clk, struct rtca3_priv *priv) */ usleep_range(sleep_us, sleep_us + 10);
- /* Disable all interrupts. */ - mask = RTCA3_RCR1_AIE | RTCA3_RCR1_CIE | RTCA3_RCR1_PIE; - ret = rtca3_alarm_irq_set_helper(priv, mask, 0); - if (ret) - return ret; - mask = RTCA3_RCR2_START | RTCA3_RCR2_HR24; val = readb(priv->base + RTCA3_RCR2); - /* Nothing to do if already started in 24 hours and calendar count mode. */ - if ((val & mask) == mask) - return 0; + /* Only disable the interrupts if already started in 24 hours and calendar count mode. */ + if ((val & mask) == mask) { + /* Disable all interrupts. */ + mask = RTCA3_RCR1_AIE | RTCA3_RCR1_CIE | RTCA3_RCR1_PIE; + return rtca3_alarm_irq_set_helper(priv, mask, 0); + }
/* Reconfigure the RTC in 24 hours and calendar count mode. */ mask = RTCA3_RCR2_START | RTCA3_RCR2_CNTMD; diff --git a/drivers/soundwire/slave.c b/drivers/soundwire/slave.c index 4869b073b11c..d2d99555ec5a 100644 --- a/drivers/soundwire/slave.c +++ b/drivers/soundwire/slave.c @@ -13,6 +13,7 @@ static void sdw_slave_release(struct device *dev) { struct sdw_slave *slave = dev_to_sdw_dev(dev);
+ of_node_put(slave->dev.of_node); mutex_destroy(&slave->sdw_dev_lock); kfree(slave); } diff --git a/drivers/spi/spi-bcm2835.c b/drivers/spi/spi-bcm2835.c index 0d1aa6592484..77de5a07639a 100644 --- a/drivers/spi/spi-bcm2835.c +++ b/drivers/spi/spi-bcm2835.c @@ -1162,7 +1162,8 @@ static void bcm2835_spi_cleanup(struct spi_device *spi) sizeof(u32), DMA_TO_DEVICE);
- gpiod_put(bs->cs_gpio); + if (!IS_ERR(bs->cs_gpio)) + gpiod_put(bs->cs_gpio); spi_set_csgpiod(spi, 0, NULL);
kfree(target); @@ -1225,7 +1226,12 @@ static int bcm2835_spi_setup(struct spi_device *spi) struct bcm2835_spi *bs = spi_controller_get_devdata(ctlr); struct bcm2835_spidev *target = spi_get_ctldata(spi); struct gpiod_lookup_table *lookup __free(kfree) = NULL; - int ret; + const char *pinctrl_compats[] = { + "brcm,bcm2835-gpio", + "brcm,bcm2711-gpio", + "brcm,bcm7211-gpio", + }; + int ret, i; u32 cs;
if (!target) { @@ -1290,6 +1296,14 @@ static int bcm2835_spi_setup(struct spi_device *spi) goto err_cleanup; }
+ for (i = 0; i < ARRAY_SIZE(pinctrl_compats); i++) { + if (of_find_compatible_node(NULL, NULL, pinctrl_compats[i])) + break; + } + + if (i == ARRAY_SIZE(pinctrl_compats)) + return 0; + /* * TODO: The code below is a slightly better alternative to the utter * abuse of the GPIO API that I found here before. It creates a diff --git a/drivers/spi/spi-cadence-xspi.c b/drivers/spi/spi-cadence-xspi.c index aed98ab14334..6dcba0e0ddaa 100644 --- a/drivers/spi/spi-cadence-xspi.c +++ b/drivers/spi/spi-cadence-xspi.c @@ -432,7 +432,7 @@ static bool cdns_mrvl_xspi_setup_clock(struct cdns_xspi_dev *cdns_xspi, u32 clk_reg; bool update_clk = false;
- while (i < ARRAY_SIZE(cdns_mrvl_xspi_clk_div_list)) { + while (i < (ARRAY_SIZE(cdns_mrvl_xspi_clk_div_list) - 1)) { clk_val = MRVL_XSPI_CLOCK_DIVIDED( cdns_mrvl_xspi_clk_div_list[i]); if (clk_val <= requested_clk) diff --git a/drivers/staging/gpib/agilent_82357a/agilent_82357a.c b/drivers/staging/gpib/agilent_82357a/agilent_82357a.c index bf05fb4a736b..438ddc5a84ed 100644 --- a/drivers/staging/gpib/agilent_82357a/agilent_82357a.c +++ b/drivers/staging/gpib/agilent_82357a/agilent_82357a.c @@ -7,6 +7,10 @@
#define _GNU_SOURCE
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt +#define dev_fmt pr_fmt +#define DRV_NAME KBUILD_MODNAME + #include <linux/kernel.h> #include <linux/module.h> #include <linux/slab.h> @@ -79,14 +83,12 @@ static int agilent_82357a_send_bulk_msg(struct agilent_82357a_priv *a_priv, void
retval = usb_submit_urb(a_priv->bulk_urb, GFP_KERNEL); if (retval) { - dev_err(&usb_dev->dev, "%s: failed to submit bulk out urb, retval=%i\n", - __func__, retval); + dev_err(&usb_dev->dev, "failed to submit bulk out urb, retval=%i\n", retval); mutex_unlock(&a_priv->bulk_alloc_lock); goto cleanup; } mutex_unlock(&a_priv->bulk_alloc_lock); if (down_interruptible(&context->complete)) { - dev_err(&usb_dev->dev, "%s: interrupted\n", __func__); retval = -ERESTARTSYS; goto cleanup; } @@ -149,14 +151,12 @@ static int agilent_82357a_receive_bulk_msg(struct agilent_82357a_priv *a_priv, v
retval = usb_submit_urb(a_priv->bulk_urb, GFP_KERNEL); if (retval) { - dev_err(&usb_dev->dev, "%s: failed to submit bulk out urb, retval=%i\n", - __func__, retval); + dev_err(&usb_dev->dev, "failed to submit bulk in urb, retval=%i\n", retval); mutex_unlock(&a_priv->bulk_alloc_lock); goto cleanup; } mutex_unlock(&a_priv->bulk_alloc_lock); if (down_interruptible(&context->complete)) { - dev_err(&usb_dev->dev, "%s: interrupted\n", __func__); retval = -ERESTARTSYS; goto cleanup; } @@ -205,7 +205,6 @@ static int agilent_82357a_receive_control_msg(struct agilent_82357a_priv *a_priv
static void agilent_82357a_dump_raw_block(const u8 *raw_data, int length) { - pr_info("hex block dump\n"); print_hex_dump(KERN_INFO, "", DUMP_PREFIX_NONE, 8, 1, raw_data, length, true); }
@@ -225,7 +224,7 @@ static int agilent_82357a_write_registers(struct agilent_82357a_priv *a_priv, static const int max_writes = 31;
if (num_writes > max_writes) { - dev_err(&usb_dev->dev, "%s: bug! num_writes=%i too large\n", __func__, num_writes); + dev_err(&usb_dev->dev, "bug! num_writes=%i too large\n", num_writes); return -EIO; } out_data_length = num_writes * bytes_per_write + header_length; @@ -239,8 +238,7 @@ static int agilent_82357a_write_registers(struct agilent_82357a_priv *a_priv, out_data[i++] = writes[j].address; out_data[i++] = writes[j].value; } - if (i > out_data_length) - dev_err(&usb_dev->dev, "%s: bug! buffer overrun\n", __func__); + retval = mutex_lock_interruptible(&a_priv->bulk_transfer_lock); if (retval) { kfree(out_data); @@ -249,8 +247,8 @@ static int agilent_82357a_write_registers(struct agilent_82357a_priv *a_priv, retval = agilent_82357a_send_bulk_msg(a_priv, out_data, i, &bytes_written, 1000); kfree(out_data); if (retval) { - dev_err(&usb_dev->dev, "%s: agilent_82357a_send_bulk_msg returned %i, bytes_written=%i, i=%i\n", - __func__, retval, bytes_written, i); + dev_err(&usb_dev->dev, "send_bulk_msg returned %i, bytes_written=%i, i=%i\n", + retval, bytes_written, i); mutex_unlock(&a_priv->bulk_transfer_lock); return retval; } @@ -265,20 +263,19 @@ static int agilent_82357a_write_registers(struct agilent_82357a_priv *a_priv, mutex_unlock(&a_priv->bulk_transfer_lock);
if (retval) { - dev_err(&usb_dev->dev, "%s: agilent_82357a_receive_bulk_msg returned %i, bytes_read=%i\n", - __func__, retval, bytes_read); + dev_err(&usb_dev->dev, "receive_bulk_msg returned %i, bytes_read=%i\n", + retval, bytes_read); agilent_82357a_dump_raw_block(in_data, bytes_read); kfree(in_data); return -EIO; } if (in_data[0] != (0xff & ~DATA_PIPE_CMD_WR_REGS)) { - dev_err(&usb_dev->dev, "%s: error, bulk command=0x%x != ~DATA_PIPE_CMD_WR_REGS\n", - __func__, in_data[0]); + dev_err(&usb_dev->dev, "bulk command=0x%x != ~DATA_PIPE_CMD_WR_REGS\n", in_data[0]); return -EIO; } if (in_data[1]) { - dev_err(&usb_dev->dev, "%s: nonzero error code 0x%x in DATA_PIPE_CMD_WR_REGS response\n", - __func__, in_data[1]); + dev_err(&usb_dev->dev, "nonzero error code 0x%x in DATA_PIPE_CMD_WR_REGS response\n", + in_data[1]); return -EIO; } kfree(in_data); @@ -299,9 +296,10 @@ static int agilent_82357a_read_registers(struct agilent_82357a_priv *a_priv, static const int header_length = 2; static const int max_reads = 62;
- if (num_reads > max_reads) - dev_err(&usb_dev->dev, "%s: bug! num_reads=%i too large\n", __func__, num_reads); - + if (num_reads > max_reads) { + dev_err(&usb_dev->dev, "bug! num_reads=%i too large\n", num_reads); + return -EIO; + } out_data_length = num_reads + header_length; out_data = kmalloc(out_data_length, GFP_KERNEL); if (!out_data) @@ -311,8 +309,7 @@ static int agilent_82357a_read_registers(struct agilent_82357a_priv *a_priv, out_data[i++] = num_reads; for (j = 0; j < num_reads; j++) out_data[i++] = reads[j].address; - if (i > out_data_length) - dev_err(&usb_dev->dev, "%s: bug! buffer overrun\n", __func__); + if (blocking) { retval = mutex_lock_interruptible(&a_priv->bulk_transfer_lock); if (retval) { @@ -329,8 +326,8 @@ static int agilent_82357a_read_registers(struct agilent_82357a_priv *a_priv, retval = agilent_82357a_send_bulk_msg(a_priv, out_data, i, &bytes_written, 1000); kfree(out_data); if (retval) { - dev_err(&usb_dev->dev, "%s: agilent_82357a_send_bulk_msg returned %i, bytes_written=%i, i=%i\n", - __func__, retval, bytes_written, i); + dev_err(&usb_dev->dev, "send_bulk_msg returned %i, bytes_written=%i, i=%i\n", + retval, bytes_written, i); mutex_unlock(&a_priv->bulk_transfer_lock); return retval; } @@ -345,21 +342,20 @@ static int agilent_82357a_read_registers(struct agilent_82357a_priv *a_priv, mutex_unlock(&a_priv->bulk_transfer_lock);
if (retval) { - dev_err(&usb_dev->dev, "%s: agilent_82357a_receive_bulk_msg returned %i, bytes_read=%i\n", - __func__, retval, bytes_read); + dev_err(&usb_dev->dev, "receive_bulk_msg returned %i, bytes_read=%i\n", + retval, bytes_read); agilent_82357a_dump_raw_block(in_data, bytes_read); kfree(in_data); return -EIO; } i = 0; if (in_data[i++] != (0xff & ~DATA_PIPE_CMD_RD_REGS)) { - dev_err(&usb_dev->dev, "%s: error, bulk command=0x%x != ~DATA_PIPE_CMD_RD_REGS\n", - __func__, in_data[0]); + dev_err(&usb_dev->dev, "bulk command=0x%x != ~DATA_PIPE_CMD_RD_REGS\n", in_data[0]); return -EIO; } if (in_data[i++]) { - dev_err(&usb_dev->dev, "%s: nonzero error code 0x%x in DATA_PIPE_CMD_RD_REGS response\n", - __func__, in_data[1]); + dev_err(&usb_dev->dev, "nonzero error code 0x%x in DATA_PIPE_CMD_RD_REGS response\n", + in_data[1]); return -EIO; } for (j = 0; j < num_reads; j++) @@ -390,14 +386,13 @@ static int agilent_82357a_abort(struct agilent_82357a_priv *a_priv, int flush) wIndex, status_data, status_data_len, 100); if (receive_control_retval < 0) { - dev_err(&usb_dev->dev, "%s: agilent_82357a_receive_control_msg() returned %i\n", - __func__, receive_control_retval); + dev_err(&usb_dev->dev, "82357a_receive_control_msg() returned %i\n", + receive_control_retval); retval = -EIO; goto cleanup; } if (status_data[0] != (~XFER_ABORT & 0xff)) { - dev_err(&usb_dev->dev, "%s: error, major code=0x%x != ~XFER_ABORT\n", - __func__, status_data[0]); + dev_err(&usb_dev->dev, "major code=0x%x != ~XFER_ABORT\n", status_data[0]); retval = -EIO; goto cleanup; } @@ -413,8 +408,7 @@ static int agilent_82357a_abort(struct agilent_82357a_priv *a_priv, int flush) fallthrough; case UGP_ERR_FLUSHING_ALREADY: default: - dev_err(&usb_dev->dev, "%s: abort returned error code=0x%x\n", - __func__, status_data[1]); + dev_err(&usb_dev->dev, "abort returned error code=0x%x\n", status_data[1]); retval = -EIO; break; } @@ -433,7 +427,7 @@ static int agilent_82357a_read(gpib_board_t *board, uint8_t *buffer, size_t leng { int retval; struct agilent_82357a_priv *a_priv = board->private_data; - struct usb_device *usb_dev = interface_to_usbdev(a_priv->bus_interface); + struct usb_device *usb_dev; u8 *out_data, *in_data; int out_data_length, in_data_length; int bytes_written, bytes_read; @@ -444,6 +438,10 @@ static int agilent_82357a_read(gpib_board_t *board, uint8_t *buffer, size_t leng
*nbytes = 0; *end = 0; + + if (!a_priv->bus_interface) + return -ENODEV; + usb_dev = interface_to_usbdev(a_priv->bus_interface); out_data_length = 0x9; out_data = kmalloc(out_data_length, GFP_KERNEL); if (!out_data) @@ -469,8 +467,8 @@ static int agilent_82357a_read(gpib_board_t *board, uint8_t *buffer, size_t leng retval = agilent_82357a_send_bulk_msg(a_priv, out_data, i, &bytes_written, msec_timeout); kfree(out_data); if (retval || bytes_written != i) { - dev_err(&usb_dev->dev, "%s: agilent_82357a_send_bulk_msg returned %i, bytes_written=%i, i=%i\n", - __func__, retval, bytes_written, i); + dev_err(&usb_dev->dev, "send_bulk_msg returned %i, bytes_written=%i, i=%i\n", + retval, bytes_written, i); mutex_unlock(&a_priv->bulk_transfer_lock); if (retval < 0) return retval; @@ -501,19 +499,19 @@ static int agilent_82357a_read(gpib_board_t *board, uint8_t *buffer, size_t leng &extra_bytes_read, 100); bytes_read += extra_bytes_read; if (extra_bytes_retval) { - dev_err(&usb_dev->dev, "%s: extra_bytes_retval=%i, bytes_read=%i\n", - __func__, extra_bytes_retval, bytes_read); + dev_err(&usb_dev->dev, "extra_bytes_retval=%i, bytes_read=%i\n", + extra_bytes_retval, bytes_read); agilent_82357a_abort(a_priv, 0); } } else if (retval) { - dev_err(&usb_dev->dev, "%s: agilent_82357a_receive_bulk_msg returned %i, bytes_read=%i\n", - __func__, retval, bytes_read); + dev_err(&usb_dev->dev, "receive_bulk_msg returned %i, bytes_read=%i\n", + retval, bytes_read); agilent_82357a_abort(a_priv, 0); } mutex_unlock(&a_priv->bulk_transfer_lock); if (bytes_read > length + 1) { bytes_read = length + 1; - pr_warn("%s: bytes_read > length? truncating", __func__); + dev_warn(&usb_dev->dev, "bytes_read > length? truncating"); }
if (bytes_read >= 1) { @@ -540,7 +538,7 @@ static ssize_t agilent_82357a_generic_write(gpib_board_t *board, uint8_t *buffer { int retval; struct agilent_82357a_priv *a_priv = board->private_data; - struct usb_device *usb_dev = interface_to_usbdev(a_priv->bus_interface); + struct usb_device *usb_dev; u8 *out_data = NULL; u8 *status_data = NULL; int out_data_length; @@ -551,6 +549,10 @@ static ssize_t agilent_82357a_generic_write(gpib_board_t *board, uint8_t *buffer struct agilent_82357a_register_pairlet read_reg;
*bytes_written = 0; + if (!a_priv->bus_interface) + return -ENODEV; + + usb_dev = interface_to_usbdev(a_priv->bus_interface); out_data_length = length + 0x8; out_data = kmalloc(out_data_length, GFP_KERNEL); if (!out_data) @@ -584,8 +586,8 @@ static ssize_t agilent_82357a_generic_write(gpib_board_t *board, uint8_t *buffer kfree(out_data); if (retval || raw_bytes_written != i) { agilent_82357a_abort(a_priv, 0); - dev_err(&usb_dev->dev, "%s: agilent_82357a_send_bulk_msg returned %i, raw_bytes_written=%i, i=%i\n", - __func__, retval, raw_bytes_written, i); + dev_err(&usb_dev->dev, "send_bulk_msg returned %i, raw_bytes_written=%i, i=%i\n", + retval, raw_bytes_written, i); mutex_unlock(&a_priv->bulk_transfer_lock); if (retval < 0) return retval; @@ -597,7 +599,7 @@ static ssize_t agilent_82357a_generic_write(gpib_board_t *board, uint8_t *buffer &a_priv->interrupt_flags) || test_bit(TIMO_NUM, &board->status)); if (retval) { - dev_err(&usb_dev->dev, "%s: wait write complete interrupted\n", __func__); + dev_dbg(&usb_dev->dev, "wait write complete interrupted\n"); agilent_82357a_abort(a_priv, 0); mutex_unlock(&a_priv->bulk_transfer_lock); return -ERESTARTSYS; @@ -614,8 +616,7 @@ static ssize_t agilent_82357a_generic_write(gpib_board_t *board, uint8_t *buffer read_reg.address = BSR; retval = agilent_82357a_read_registers(a_priv, &read_reg, 1, 1); if (retval) { - dev_err(&usb_dev->dev, "%s: agilent_82357a_read_registers() returned error\n", - __func__); + dev_err(&usb_dev->dev, "read_registers() returned error\n"); return -ETIMEDOUT; }
@@ -632,8 +633,7 @@ static ssize_t agilent_82357a_generic_write(gpib_board_t *board, uint8_t *buffer read_reg.address = ADSR; retval = agilent_82357a_read_registers(a_priv, &read_reg, 1, 1); if (retval) { - dev_err(&usb_dev->dev, "%s: agilent_82357a_read_registers() returned error\n", - __func__); + dev_err(&usb_dev->dev, "read_registers() returned error\n"); return -ETIMEDOUT; } adsr = read_reg.value; @@ -659,8 +659,7 @@ static ssize_t agilent_82357a_generic_write(gpib_board_t *board, uint8_t *buffer 100); mutex_unlock(&a_priv->bulk_transfer_lock); if (retval < 0) { - dev_err(&usb_dev->dev, "%s: agilent_82357a_receive_control_msg() returned %i\n", - __func__, retval); + dev_err(&usb_dev->dev, "receive_control_msg() returned %i\n", retval); kfree(status_data); return -EIO; } @@ -699,17 +698,20 @@ int agilent_82357a_take_control_internal(gpib_board_t *board, int synchronous) write.value = AUX_TCA; retval = agilent_82357a_write_registers(a_priv, &write, 1); if (retval) - dev_err(&usb_dev->dev, "%s: agilent_82357a_write_registers() returned error\n", - __func__); + dev_err(&usb_dev->dev, "write_registers() returned error\n");
return retval; }
static int agilent_82357a_take_control(gpib_board_t *board, int synchronous) { + struct agilent_82357a_priv *a_priv = board->private_data; const int timeout = 10; int i;
+ if (!a_priv->bus_interface) + return -ENODEV; + /* It looks like the 9914 does not handle tcs properly. * See comment above tms9914_take_control_workaround() in * drivers/gpib/tms9914/tms9914_aux.c @@ -733,16 +735,19 @@ static int agilent_82357a_take_control(gpib_board_t *board, int synchronous) static int agilent_82357a_go_to_standby(gpib_board_t *board) { struct agilent_82357a_priv *a_priv = board->private_data; - struct usb_device *usb_dev = interface_to_usbdev(a_priv->bus_interface); + struct usb_device *usb_dev; struct agilent_82357a_register_pairlet write; int retval;
+ if (!a_priv->bus_interface) + return -ENODEV; + + usb_dev = interface_to_usbdev(a_priv->bus_interface); write.address = AUXCR; write.value = AUX_GTS; retval = agilent_82357a_write_registers(a_priv, &write, 1); if (retval) - dev_err(&usb_dev->dev, "%s: agilent_82357a_write_registers() returned error\n", - __func__); + dev_err(&usb_dev->dev, "write_registers() returned error\n"); return 0; }
@@ -750,11 +755,15 @@ static int agilent_82357a_go_to_standby(gpib_board_t *board) static void agilent_82357a_request_system_control(gpib_board_t *board, int request_control) { struct agilent_82357a_priv *a_priv = board->private_data; - struct usb_device *usb_dev = interface_to_usbdev(a_priv->bus_interface); + struct usb_device *usb_dev; struct agilent_82357a_register_pairlet writes[2]; int retval; int i = 0;
+ if (!a_priv->bus_interface) + return; // -ENODEV; + + usb_dev = interface_to_usbdev(a_priv->bus_interface); /* 82357B needs bit to be set in 9914 AUXCR register */ writes[i].address = AUXCR; if (request_control) { @@ -771,18 +780,21 @@ static void agilent_82357a_request_system_control(gpib_board_t *board, int reque ++i; retval = agilent_82357a_write_registers(a_priv, writes, i); if (retval) - dev_err(&usb_dev->dev, "%s: agilent_82357a_write_registers() returned error\n", - __func__); + dev_err(&usb_dev->dev, "write_registers() returned error\n"); return;// retval; }
static void agilent_82357a_interface_clear(gpib_board_t *board, int assert) { struct agilent_82357a_priv *a_priv = board->private_data; - struct usb_device *usb_dev = interface_to_usbdev(a_priv->bus_interface); + struct usb_device *usb_dev; struct agilent_82357a_register_pairlet write; int retval;
+ if (!a_priv->bus_interface) + return; // -ENODEV; + + usb_dev = interface_to_usbdev(a_priv->bus_interface); write.address = AUXCR; write.value = AUX_SIC; if (assert) { @@ -791,25 +803,27 @@ static void agilent_82357a_interface_clear(gpib_board_t *board, int assert) } retval = agilent_82357a_write_registers(a_priv, &write, 1); if (retval) - dev_err(&usb_dev->dev, "%s: agilent_82357a_write_registers() returned error\n", - __func__); + dev_err(&usb_dev->dev, "write_registers() returned error\n"); }
static void agilent_82357a_remote_enable(gpib_board_t *board, int enable) { struct agilent_82357a_priv *a_priv = board->private_data; - struct usb_device *usb_dev = interface_to_usbdev(a_priv->bus_interface); + struct usb_device *usb_dev; struct agilent_82357a_register_pairlet write; int retval;
+ if (!a_priv->bus_interface) + return; //-ENODEV; + + usb_dev = interface_to_usbdev(a_priv->bus_interface); write.address = AUXCR; write.value = AUX_SRE; if (enable) write.value |= AUX_CS; retval = agilent_82357a_write_registers(a_priv, &write, 1); if (retval) - dev_err(&usb_dev->dev, "%s: agilent_82357a_write_registers() returned error\n", - __func__); + dev_err(&usb_dev->dev, "write_registers() returned error\n"); a_priv->ren_state = enable; return;// 0; } @@ -818,10 +832,11 @@ static int agilent_82357a_enable_eos(gpib_board_t *board, uint8_t eos_byte, int { struct agilent_82357a_priv *a_priv = board->private_data;
- if (compare_8_bits == 0) { - pr_warn("%s: hardware only supports 8-bit EOS compare", __func__); + if (!a_priv->bus_interface) + return -ENODEV; + if (compare_8_bits == 0) return -EOPNOTSUPP; - } + a_priv->eos_char = eos_byte; a_priv->eos_mode = REOS | BIN; return 0; @@ -837,10 +852,13 @@ static void agilent_82357a_disable_eos(gpib_board_t *board) static unsigned int agilent_82357a_update_status(gpib_board_t *board, unsigned int clear_mask) { struct agilent_82357a_priv *a_priv = board->private_data; - struct usb_device *usb_dev = interface_to_usbdev(a_priv->bus_interface); + struct usb_device *usb_dev; struct agilent_82357a_register_pairlet address_status, bus_status; int retval;
+ if (!a_priv->bus_interface) + return -ENODEV; + usb_dev = interface_to_usbdev(a_priv->bus_interface); board->status &= ~clear_mask; if (a_priv->is_cic) set_bit(CIC_NUM, &board->status); @@ -850,8 +868,7 @@ static unsigned int agilent_82357a_update_status(gpib_board_t *board, unsigned i retval = agilent_82357a_read_registers(a_priv, &address_status, 1, 0); if (retval) { if (retval != -EAGAIN) - dev_err(&usb_dev->dev, "%s: agilent_82357a_read_registers() returned error\n", - __func__); + dev_err(&usb_dev->dev, "read_registers() returned error\n"); return board->status; } // check for remote/local @@ -883,8 +900,7 @@ static unsigned int agilent_82357a_update_status(gpib_board_t *board, unsigned i retval = agilent_82357a_read_registers(a_priv, &bus_status, 1, 0); if (retval) { if (retval != -EAGAIN) - dev_err(&usb_dev->dev, "%s: agilent_82357a_read_registers() returned error\n", - __func__); + dev_err(&usb_dev->dev, "read_registers() returned error\n"); return board->status; } if (bus_status.value & BSR_SRQ_BIT) @@ -902,13 +918,15 @@ static int agilent_82357a_primary_address(gpib_board_t *board, unsigned int addr struct agilent_82357a_register_pairlet write; int retval;
+ if (!a_priv->bus_interface) + return -ENODEV; + usb_dev = interface_to_usbdev(a_priv->bus_interface); // put primary address in address0 write.address = ADR; write.value = address & ADDRESS_MASK; retval = agilent_82357a_write_registers(a_priv, &write, 1); if (retval) { - dev_err(&usb_dev->dev, "%s: agilent_82357a_write_registers() returned error\n", - __func__); + dev_err(&usb_dev->dev, "write_registers() returned error\n"); return retval; } return retval; @@ -917,18 +935,21 @@ static int agilent_82357a_primary_address(gpib_board_t *board, unsigned int addr static int agilent_82357a_secondary_address(gpib_board_t *board, unsigned int address, int enable) { if (enable) - pr_warn("%s: warning: assigning a secondary address not supported\n", __func__); - return -EOPNOTSUPP; + return -EOPNOTSUPP; + return 0; }
static int agilent_82357a_parallel_poll(gpib_board_t *board, uint8_t *result) { struct agilent_82357a_priv *a_priv = board->private_data; - struct usb_device *usb_dev = interface_to_usbdev(a_priv->bus_interface); + struct usb_device *usb_dev; struct agilent_82357a_register_pairlet writes[2]; struct agilent_82357a_register_pairlet read; int retval;
+ if (!a_priv->bus_interface) + return -ENODEV; + usb_dev = interface_to_usbdev(a_priv->bus_interface); // execute parallel poll writes[0].address = AUXCR; writes[0].value = AUX_CS | AUX_RPP; @@ -936,16 +957,14 @@ static int agilent_82357a_parallel_poll(gpib_board_t *board, uint8_t *result) writes[1].value = a_priv->hw_control_bits & ~NOT_PARALLEL_POLL; retval = agilent_82357a_write_registers(a_priv, writes, 2); if (retval) { - dev_err(&usb_dev->dev, "%s: agilent_82357a_write_registers() returned error\n", - __func__); + dev_err(&usb_dev->dev, "write_registers() returned error\n"); return retval; } udelay(2); //silly, since usb write will take way longer read.address = CPTR; retval = agilent_82357a_read_registers(a_priv, &read, 1, 1); if (retval) { - dev_err(&usb_dev->dev, "%s: agilent_82357a_read_registers() returned error\n", - __func__); + dev_err(&usb_dev->dev, "read_registers() returned error\n"); return retval; } *result = read.value; @@ -956,8 +975,7 @@ static int agilent_82357a_parallel_poll(gpib_board_t *board, uint8_t *result) writes[1].value = AUX_RPP; retval = agilent_82357a_write_registers(a_priv, writes, 2); if (retval) { - dev_err(&usb_dev->dev, "%s: agilent_82357a_write_registers() returned error\n", - __func__); + dev_err(&usb_dev->dev, "write_registers() returned error\n"); return retval; } return 0; @@ -996,17 +1014,19 @@ static void agilent_82357a_return_to_local(gpib_board_t *board) static int agilent_82357a_line_status(const gpib_board_t *board) { struct agilent_82357a_priv *a_priv = board->private_data; - struct usb_device *usb_dev = interface_to_usbdev(a_priv->bus_interface); + struct usb_device *usb_dev; struct agilent_82357a_register_pairlet bus_status; int retval; int status = ValidALL;
+ if (!a_priv->bus_interface) + return -ENODEV; + usb_dev = interface_to_usbdev(a_priv->bus_interface); bus_status.address = BSR; retval = agilent_82357a_read_registers(a_priv, &bus_status, 1, 0); if (retval) { if (retval != -EAGAIN) - dev_err(&usb_dev->dev, "%s: agilent_82357a_read_registers() returned error\n", - __func__); + dev_err(&usb_dev->dev, "read_registers() returned error\n"); return retval; } if (bus_status.value & BSR_REN_BIT) @@ -1047,16 +1067,18 @@ static unsigned short nanosec_to_fast_talker_bits(unsigned int *nanosec) static unsigned int agilent_82357a_t1_delay(gpib_board_t *board, unsigned int nanosec) { struct agilent_82357a_priv *a_priv = board->private_data; - struct usb_device *usb_dev = interface_to_usbdev(a_priv->bus_interface); + struct usb_device *usb_dev; struct agilent_82357a_register_pairlet write; int retval;
+ if (!a_priv->bus_interface) + return -ENODEV; + usb_dev = interface_to_usbdev(a_priv->bus_interface); write.address = FAST_TALKER_T1; write.value = nanosec_to_fast_talker_bits(&nanosec); retval = agilent_82357a_write_registers(a_priv, &write, 1); if (retval) - dev_err(&usb_dev->dev, "%s: agilent_82357a_write_registers() returned error\n", - __func__); + dev_err(&usb_dev->dev, "write_registers() returned error\n"); return nanosec; }
@@ -1081,7 +1103,7 @@ static void agilent_82357a_interrupt_complete(struct urb *urb) default: /* other error, resubmit */ retval = usb_submit_urb(a_priv->interrupt_urb, GFP_ATOMIC); if (retval) - dev_err(&usb_dev->dev, "%s: failed to resubmit interrupt urb\n", __func__); + dev_err(&usb_dev->dev, "failed to resubmit interrupt urb\n"); return; }
@@ -1097,7 +1119,7 @@ static void agilent_82357a_interrupt_complete(struct urb *urb)
retval = usb_submit_urb(a_priv->interrupt_urb, GFP_ATOMIC); if (retval) - dev_err(&usb_dev->dev, "%s: failed to resubmit interrupt urb\n", __func__); + dev_err(&usb_dev->dev, "failed to resubmit interrupt urb\n"); }
static int agilent_82357a_setup_urbs(gpib_board_t *board) @@ -1133,8 +1155,7 @@ static int agilent_82357a_setup_urbs(gpib_board_t *board) if (retval) { usb_free_urb(a_priv->interrupt_urb); a_priv->interrupt_urb = NULL; - dev_err(&usb_dev->dev, "%s: failed to submit first interrupt urb, retval=%i\n", - __func__, retval); + dev_err(&usb_dev->dev, "failed to submit first interrupt urb, retval=%i\n", retval); goto setup_exit; } mutex_unlock(&a_priv->interrupt_alloc_lock); @@ -1146,25 +1167,6 @@ static int agilent_82357a_setup_urbs(gpib_board_t *board) return retval; }
-#ifdef RESET_USB_CONFIG -static int agilent_82357a_reset_usb_configuration(gpib_board_t *board) -{ - struct agilent_82357a_priv *a_priv = board->private_data; - struct usb_device *usb_dev = interface_to_usbdev(a_priv->bus_interface); - struct usb_device *usb_dev; - int retval; - - if (!a_priv->bus_interface) - return -ENODEV; - usb_dev = interface_to_usbdev(a_priv->bus_interface); - retval = usb_reset_configuration(usb_dev); - if (retval) - dev_err(&usb_dev->dev, "%s: usb_reset_configuration() returned %i\n", - __func__, retval); - return retval; -} -#endif - static void agilent_82357a_cleanup_urbs(struct agilent_82357a_priv *a_priv) { if (a_priv && a_priv->bus_interface) { @@ -1175,15 +1177,23 @@ static void agilent_82357a_cleanup_urbs(struct agilent_82357a_priv *a_priv) } };
+static void agilent_82357a_release_urbs(struct agilent_82357a_priv *a_priv) +{ + if (a_priv) { + usb_free_urb(a_priv->interrupt_urb); + a_priv->interrupt_urb = NULL; + kfree(a_priv->interrupt_buffer); + } +} + static int agilent_82357a_allocate_private(gpib_board_t *board) { struct agilent_82357a_priv *a_priv;
- board->private_data = kmalloc(sizeof(struct agilent_82357a_priv), GFP_KERNEL); + board->private_data = kzalloc(sizeof(struct agilent_82357a_priv), GFP_KERNEL); if (!board->private_data) return -ENOMEM; a_priv = board->private_data; - memset(a_priv, 0, sizeof(struct agilent_82357a_priv)); mutex_init(&a_priv->bulk_transfer_lock); mutex_init(&a_priv->bulk_alloc_lock); mutex_init(&a_priv->control_alloc_lock); @@ -1191,112 +1201,82 @@ static int agilent_82357a_allocate_private(gpib_board_t *board) return 0; }
-static void agilent_82357a_free_private(struct agilent_82357a_priv *a_priv) +static void agilent_82357a_free_private(gpib_board_t *board) { - usb_free_urb(a_priv->interrupt_urb); - kfree(a_priv->interrupt_buffer); - kfree(a_priv); + kfree(board->private_data); + board->private_data = NULL; }
+#define INIT_NUM_REG_WRITES 18 static int agilent_82357a_init(gpib_board_t *board) { struct agilent_82357a_priv *a_priv = board->private_data; struct usb_device *usb_dev = interface_to_usbdev(a_priv->bus_interface); struct agilent_82357a_register_pairlet hw_control; - struct agilent_82357a_register_pairlet writes[0x20]; + struct agilent_82357a_register_pairlet writes[INIT_NUM_REG_WRITES]; int retval; - int i; unsigned int nanosec;
- i = 0; - writes[i].address = LED_CONTROL; - writes[i].value = FAIL_LED_ON; - ++i; - writes[i].address = RESET_TO_POWERUP; - writes[i].value = RESET_SPACEBALL; - ++i; - retval = agilent_82357a_write_registers(a_priv, writes, i); + writes[0].address = LED_CONTROL; + writes[0].value = FAIL_LED_ON; + writes[1].address = RESET_TO_POWERUP; + writes[1].value = RESET_SPACEBALL; + retval = agilent_82357a_write_registers(a_priv, writes, 2); if (retval) { - dev_err(&usb_dev->dev, "%s: agilent_82357a_write_registers() returned error\n", - __func__); + dev_err(&usb_dev->dev, "write_registers() returned error\n"); return -EIO; } set_current_state(TASK_INTERRUPTIBLE); if (schedule_timeout(usec_to_jiffies(2000))) return -ERESTARTSYS; - i = 0; - writes[i].address = AUXCR; - writes[i].value = AUX_NBAF; - ++i; - writes[i].address = AUXCR; - writes[i].value = AUX_HLDE; - ++i; - writes[i].address = AUXCR; - writes[i].value = AUX_TON; - ++i; - writes[i].address = AUXCR; - writes[i].value = AUX_LON; - ++i; - writes[i].address = AUXCR; - writes[i].value = AUX_RSV2; - ++i; - writes[i].address = AUXCR; - writes[i].value = AUX_INVAL; - ++i; - writes[i].address = AUXCR; - writes[i].value = AUX_RPP; - ++i; - writes[i].address = AUXCR; - writes[i].value = AUX_STDL; - ++i; - writes[i].address = AUXCR; - writes[i].value = AUX_VSTDL; - ++i; - writes[i].address = FAST_TALKER_T1; + writes[0].address = AUXCR; + writes[0].value = AUX_NBAF; + writes[1].address = AUXCR; + writes[1].value = AUX_HLDE; + writes[2].address = AUXCR; + writes[2].value = AUX_TON; + writes[3].address = AUXCR; + writes[3].value = AUX_LON; + writes[4].address = AUXCR; + writes[4].value = AUX_RSV2; + writes[5].address = AUXCR; + writes[5].value = AUX_INVAL; + writes[6].address = AUXCR; + writes[6].value = AUX_RPP; + writes[7].address = AUXCR; + writes[7].value = AUX_STDL; + writes[8].address = AUXCR; + writes[8].value = AUX_VSTDL; + writes[9].address = FAST_TALKER_T1; nanosec = board->t1_nano_sec; - writes[i].value = nanosec_to_fast_talker_bits(&nanosec); + writes[9].value = nanosec_to_fast_talker_bits(&nanosec); board->t1_nano_sec = nanosec; - ++i; - writes[i].address = ADR; - writes[i].value = board->pad & ADDRESS_MASK; - ++i; - writes[i].address = PPR; - writes[i].value = 0; - ++i; - writes[i].address = SPMR; - writes[i].value = 0; - ++i; - writes[i].address = PROTOCOL_CONTROL; - writes[i].value = WRITE_COMPLETE_INTERRUPT_EN; - ++i; - writes[i].address = IMR0; - writes[i].value = HR_BOIE | HR_BIIE; - ++i; - writes[i].address = IMR1; - writes[i].value = HR_SRQIE; - ++i; + writes[10].address = ADR; + writes[10].value = board->pad & ADDRESS_MASK; + writes[11].address = PPR; + writes[11].value = 0; + writes[12].address = SPMR; + writes[12].value = 0; + writes[13].address = PROTOCOL_CONTROL; + writes[13].value = WRITE_COMPLETE_INTERRUPT_EN; + writes[14].address = IMR0; + writes[14].value = HR_BOIE | HR_BIIE; + writes[15].address = IMR1; + writes[15].value = HR_SRQIE; // turn off reset state - writes[i].address = AUXCR; - writes[i].value = AUX_CHIP_RESET; - ++i; - writes[i].address = LED_CONTROL; - writes[i].value = FIRMWARE_LED_CONTROL; - ++i; - if (i > ARRAY_SIZE(writes)) { - dev_err(&usb_dev->dev, "%s: bug! writes[] overflow\n", __func__); - return -EFAULT; - } - retval = agilent_82357a_write_registers(a_priv, writes, i); + writes[16].address = AUXCR; + writes[16].value = AUX_CHIP_RESET; + writes[17].address = LED_CONTROL; + writes[17].value = FIRMWARE_LED_CONTROL; + retval = agilent_82357a_write_registers(a_priv, writes, INIT_NUM_REG_WRITES); if (retval) { - dev_err(&usb_dev->dev, "%s: agilent_82357a_write_registers() returned error\n", - __func__); + dev_err(&usb_dev->dev, "write_registers() returned error\n"); return -EIO; } hw_control.address = HW_CONTROL; retval = agilent_82357a_read_registers(a_priv, &hw_control, 1, 1); if (retval) { - dev_err(&usb_dev->dev, "%s: agilent_82357a_read_registers() returned error\n", - __func__); + dev_err(&usb_dev->dev, "read_registers() returned error\n"); return -EIO; } a_priv->hw_control_bits = (hw_control.value & ~0x7) | NOT_TI_RESET | NOT_PARALLEL_POLL; @@ -1342,16 +1322,14 @@ static int agilent_82357a_attach(gpib_board_t *board, const gpib_board_config_t a_priv->bus_interface = agilent_82357a_driver_interfaces[i]; usb_set_intfdata(agilent_82357a_driver_interfaces[i], board); usb_dev = interface_to_usbdev(a_priv->bus_interface); - dev_info(&usb_dev->dev, - "bus %d dev num %d attached to gpib minor %d, agilent usb interface %i\n", - usb_dev->bus->busnum, usb_dev->devnum, board->minor, i); break; } } if (i == MAX_NUM_82357A_INTERFACES) { - mutex_unlock(&agilent_82357a_hotplug_lock); - pr_err("No Agilent 82357 gpib adapters found, have you loaded its firmware?\n"); - return -ENODEV; + dev_err(board->gpib_dev, + "No supported adapters found, have you loaded its firmware?\n"); + retval = -ENODEV; + goto attach_fail; } product_id = le16_to_cpu(interface_to_usbdev(a_priv->bus_interface)->descriptor.idProduct); switch (product_id) { @@ -1365,20 +1343,13 @@ static int agilent_82357a_attach(gpib_board_t *board, const gpib_board_config_t break; default: dev_err(&usb_dev->dev, "bug, unhandled product_id in switch?\n"); - return -EIO; - } -#ifdef RESET_USB_CONFIG - retval = agilent_82357a_reset_usb_configuration(board); - if (retval < 0) { - mutex_unlock(&agilent_82357a_hotplug_lock); - return retval; + retval = -EIO; + goto attach_fail; } -#endif + retval = agilent_82357a_setup_urbs(board); - if (retval < 0) { - mutex_unlock(&agilent_82357a_hotplug_lock); - return retval; - } + if (retval < 0) + goto attach_fail;
timer_setup(&a_priv->bulk_timer, agilent_82357a_timeout_handler, 0);
@@ -1387,11 +1358,18 @@ static int agilent_82357a_attach(gpib_board_t *board, const gpib_board_config_t retval = agilent_82357a_init(board);
if (retval < 0) { - mutex_unlock(&agilent_82357a_hotplug_lock); - return retval; + agilent_82357a_cleanup_urbs(a_priv); + agilent_82357a_release_urbs(a_priv); + goto attach_fail; }
- dev_info(&usb_dev->dev, "%s: attached\n", __func__); + dev_info(&usb_dev->dev, "bus %d dev num %d attached to gpib%d, interface %i\n", + usb_dev->bus->busnum, usb_dev->devnum, board->minor, i); + mutex_unlock(&agilent_82357a_hotplug_lock); + return retval; + +attach_fail: + agilent_82357a_free_private(board); mutex_unlock(&agilent_82357a_hotplug_lock); return retval; } @@ -1402,37 +1380,24 @@ static int agilent_82357a_go_idle(gpib_board_t *board) struct usb_device *usb_dev = interface_to_usbdev(a_priv->bus_interface); struct agilent_82357a_register_pairlet writes[0x20]; int retval; - int i;
- i = 0; // turn on tms9914 reset state - writes[i].address = AUXCR; - writes[i].value = AUX_CS | AUX_CHIP_RESET; - ++i; + writes[0].address = AUXCR; + writes[0].value = AUX_CS | AUX_CHIP_RESET; a_priv->hw_control_bits &= ~NOT_TI_RESET; - writes[i].address = HW_CONTROL; - writes[i].value = a_priv->hw_control_bits; - ++i; - writes[i].address = PROTOCOL_CONTROL; - writes[i].value = 0; - ++i; - writes[i].address = IMR0; - writes[i].value = 0; - ++i; - writes[i].address = IMR1; - writes[i].value = 0; - ++i; - writes[i].address = LED_CONTROL; - writes[i].value = 0; - ++i; - if (i > ARRAY_SIZE(writes)) { - dev_err(&usb_dev->dev, "%s: bug! writes[] overflow\n", __func__); - return -EFAULT; - } - retval = agilent_82357a_write_registers(a_priv, writes, i); + writes[1].address = HW_CONTROL; + writes[1].value = a_priv->hw_control_bits; + writes[2].address = PROTOCOL_CONTROL; + writes[2].value = 0; + writes[3].address = IMR0; + writes[3].value = 0; + writes[4].address = IMR1; + writes[4].value = 0; + writes[5].address = LED_CONTROL; + writes[5].value = 0; + retval = agilent_82357a_write_registers(a_priv, writes, 6); if (retval) { - dev_err(&usb_dev->dev, "%s: agilent_82357a_write_registers() returned error\n", - __func__); + dev_err(&usb_dev->dev, "write_registers() returned error\n"); return -EIO; } return 0; @@ -1441,12 +1406,10 @@ static int agilent_82357a_go_idle(gpib_board_t *board) static void agilent_82357a_detach(gpib_board_t *board) { struct agilent_82357a_priv *a_priv; - struct usb_device *usb_dev;
mutex_lock(&agilent_82357a_hotplug_lock);
a_priv = board->private_data; - usb_dev = interface_to_usbdev(a_priv->bus_interface); if (a_priv) { if (a_priv->bus_interface) { agilent_82357a_go_idle(board); @@ -1456,9 +1419,9 @@ static void agilent_82357a_detach(gpib_board_t *board) mutex_lock(&a_priv->bulk_alloc_lock); mutex_lock(&a_priv->interrupt_alloc_lock); agilent_82357a_cleanup_urbs(a_priv); - agilent_82357a_free_private(a_priv); + agilent_82357a_release_urbs(a_priv); + agilent_82357a_free_private(board); } - dev_info(&usb_dev->dev, "%s: detached\n", __func__); mutex_unlock(&agilent_82357a_hotplug_lock); }
@@ -1523,8 +1486,7 @@ static int agilent_82357a_driver_probe(struct usb_interface *interface, if (i == MAX_NUM_82357A_INTERFACES) { usb_put_dev(usb_dev); mutex_unlock(&agilent_82357a_hotplug_lock); - dev_err(&usb_dev->dev, "%s: out of space in agilent_82357a_driver_interfaces[]\n", - __func__); + dev_err(&usb_dev->dev, "out of space in agilent_82357a_driver_interfaces[]\n"); return -1; } path = kmalloc(path_length, GFP_KERNEL); @@ -1565,13 +1527,12 @@ static void agilent_82357a_driver_disconnect(struct usb_interface *interface) mutex_unlock(&a_priv->control_alloc_lock); } } - dev_dbg(&usb_dev->dev, "nulled agilent_82357a_driver_interfaces[%i]\n", i); agilent_82357a_driver_interfaces[i] = NULL; break; } } if (i == MAX_NUM_82357A_INTERFACES) - dev_err(&usb_dev->dev, "unable to find interface in agilent_82357a_driver_interfaces[]? bug?\n"); + dev_err(&usb_dev->dev, "unable to find interface - bug?\n"); usb_put_dev(usb_dev);
mutex_unlock(&agilent_82357a_hotplug_lock); @@ -1596,18 +1557,18 @@ static int agilent_82357a_driver_suspend(struct usb_interface *interface, pm_mes agilent_82357a_abort(a_priv, 0); retval = agilent_82357a_go_idle(board); if (retval) { - dev_err(&usb_dev->dev, "%s: failed to go idle, retval=%i\n", - __func__, retval); + dev_err(&usb_dev->dev, "failed to go idle, retval=%i\n", + retval); mutex_unlock(&agilent_82357a_hotplug_lock); return retval; } mutex_lock(&a_priv->interrupt_alloc_lock); agilent_82357a_cleanup_urbs(a_priv); mutex_unlock(&a_priv->interrupt_alloc_lock); - dev_info(&usb_dev->dev, - "bus %d dev num %d gpib minor %d, agilent usb interface %i suspended\n", - usb_dev->bus->busnum, usb_dev->devnum, - board->minor, i); + dev_dbg(&usb_dev->dev, + "bus %d dev num %d gpib %d, interface %i suspended\n", + usb_dev->bus->busnum, usb_dev->devnum, + board->minor, i); } } break; @@ -1644,8 +1605,8 @@ static int agilent_82357a_driver_resume(struct usb_interface *interface) mutex_lock(&a_priv->interrupt_alloc_lock); retval = usb_submit_urb(a_priv->interrupt_urb, GFP_KERNEL); if (retval) { - dev_err(&usb_dev->dev, "%s: failed to resubmit interrupt urb, retval=%i\n", - __func__, retval); + dev_err(&usb_dev->dev, "failed to resubmit interrupt urb in resume, retval=%i\n", + retval); mutex_unlock(&a_priv->interrupt_alloc_lock); mutex_unlock(&agilent_82357a_hotplug_lock); return retval; @@ -1668,9 +1629,9 @@ static int agilent_82357a_driver_resume(struct usb_interface *interface) // assert/unassert REN agilent_82357a_remote_enable(board, a_priv->ren_state);
- dev_info(&usb_dev->dev, - "bus %d dev num %d gpib minor %d, agilent usb interface %i resumed\n", - usb_dev->bus->busnum, usb_dev->devnum, board->minor, i); + dev_dbg(&usb_dev->dev, + "bus %d dev num %d gpib%d, interface %i resumed\n", + usb_dev->bus->busnum, usb_dev->devnum, board->minor, i); }
resume_exit: @@ -1680,7 +1641,7 @@ static int agilent_82357a_driver_resume(struct usb_interface *interface) }
static struct usb_driver agilent_82357a_bus_driver = { - .name = "agilent_82357a_gpib", + .name = DRV_NAME, .probe = agilent_82357a_driver_probe, .disconnect = agilent_82357a_driver_disconnect, .suspend = agilent_82357a_driver_suspend, @@ -1691,19 +1652,29 @@ static struct usb_driver agilent_82357a_bus_driver = { static int __init agilent_82357a_init_module(void) { int i; + int ret;
- pr_info("agilent_82357a_gpib driver loading"); for (i = 0; i < MAX_NUM_82357A_INTERFACES; ++i) agilent_82357a_driver_interfaces[i] = NULL; - usb_register(&agilent_82357a_bus_driver); - gpib_register_driver(&agilent_82357a_gpib_interface, THIS_MODULE); + + ret = usb_register(&agilent_82357a_bus_driver); + if (ret) { + pr_err("usb_register failed: error = %d\n", ret); + return ret; + } + + ret = gpib_register_driver(&agilent_82357a_gpib_interface, THIS_MODULE); + if (ret) { + pr_err("gpib_register_driver failed: error = %d\n", ret); + usb_deregister(&agilent_82357a_bus_driver); + return ret; + }
return 0; }
static void __exit agilent_82357a_exit_module(void) { - pr_info("agilent_82357a_gpib driver unloading"); gpib_unregister_driver(&agilent_82357a_gpib_interface); usb_deregister(&agilent_82357a_bus_driver); } diff --git a/drivers/staging/gpib/cb7210/cb7210.c b/drivers/staging/gpib/cb7210/cb7210.c index 59e41c97f518..ef6be5ab3a17 100644 --- a/drivers/staging/gpib/cb7210/cb7210.c +++ b/drivers/staging/gpib/cb7210/cb7210.c @@ -1342,8 +1342,8 @@ static struct pcmcia_device_id cb_pcmcia_ids[] = { MODULE_DEVICE_TABLE(pcmcia, cb_pcmcia_ids);
static struct pcmcia_driver cb_gpib_cs_driver = { + .name = "cb_gpib_cs", .owner = THIS_MODULE, - .drv = { .name = "cb_gpib_cs", }, .id_table = cb_pcmcia_ids, .probe = cb_gpib_probe, .remove = cb_gpib_remove, diff --git a/drivers/staging/gpib/common/gpib_os.c b/drivers/staging/gpib/common/gpib_os.c index 0962729d7dfe..982a2fe68cf2 100644 --- a/drivers/staging/gpib/common/gpib_os.c +++ b/drivers/staging/gpib/common/gpib_os.c @@ -2044,18 +2044,19 @@ void init_gpib_descriptor(gpib_descriptor_t *desc) atomic_set(&desc->io_in_progress, 0); }
-void gpib_register_driver(gpib_interface_t *interface, struct module *provider_module) +int gpib_register_driver(gpib_interface_t *interface, struct module *provider_module) { struct gpib_interface_list_struct *entry;
entry = kmalloc(sizeof(*entry), GFP_KERNEL); if (!entry) - return; + return -ENOMEM;
entry->interface = interface; entry->module = provider_module; list_add(&entry->list, ®istered_drivers); - pr_info("gpib: registered %s interface\n", interface->name); + + return 0; } EXPORT_SYMBOL(gpib_register_driver);
diff --git a/drivers/staging/gpib/hp_82341/hp_82341.c b/drivers/staging/gpib/hp_82341/hp_82341.c index 71d481e88bd9..6ec010965652 100644 --- a/drivers/staging/gpib/hp_82341/hp_82341.c +++ b/drivers/staging/gpib/hp_82341/hp_82341.c @@ -718,7 +718,7 @@ int hp_82341_attach(gpib_board_t *board, const gpib_board_config_t *config) for (i = 0; i < hp_82341_num_io_regions; ++i) { start_addr = iobase + i * hp_priv->io_region_offset; if (!request_region(start_addr, hp_82341_region_iosize, "hp_82341")) { - pr_err("hp_82341: failed to allocate io ports 0x%lx-0x%lx\n", + pr_err("hp_82341: failed to allocate io ports 0x%x-0x%x\n", start_addr, start_addr + hp_82341_region_iosize - 1); return -EIO; diff --git a/drivers/staging/gpib/include/gpibP.h b/drivers/staging/gpib/include/gpibP.h index b97da577ba33..d35fdd391f7e 100644 --- a/drivers/staging/gpib/include/gpibP.h +++ b/drivers/staging/gpib/include/gpibP.h @@ -18,7 +18,7 @@ #include <linux/interrupt.h> #include <linux/io.h>
-void gpib_register_driver(gpib_interface_t *interface, struct module *mod); +int gpib_register_driver(gpib_interface_t *interface, struct module *mod); void gpib_unregister_driver(gpib_interface_t *interface); struct pci_dev *gpib_pci_get_device(const gpib_board_config_t *config, unsigned int vendor_id, unsigned int device_id, struct pci_dev *from); diff --git a/drivers/staging/gpib/ni_usb/ni_usb_gpib.c b/drivers/staging/gpib/ni_usb/ni_usb_gpib.c index b7b6fb1be379..7faae29b66e6 100644 --- a/drivers/staging/gpib/ni_usb/ni_usb_gpib.c +++ b/drivers/staging/gpib/ni_usb/ni_usb_gpib.c @@ -5,6 +5,10 @@ * copyright : (C) 2004 by Frank Mori Hess ***************************************************************************/
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt +#define dev_fmt pr_fmt +#define DRV_NAME KBUILD_MODNAME + #include <linux/kernel.h> #include <linux/module.h> #include <linux/slab.h> @@ -75,7 +79,7 @@ static unsigned short ni_usb_timeout_code(unsigned int usec) */ else if (usec <= 1000000000) return 0x02; - pr_err("%s: bug? usec is greater than 1e9\n", __func__); + pr_err("bug? usec is greater than 1e9\n"); return 0xf0; }
@@ -83,9 +87,7 @@ static void ni_usb_bulk_complete(struct urb *urb) { struct ni_usb_urb_ctx *context = urb->context;
-// printk("debug: %s: status=0x%x, error_count=%i, actual_length=%i\n", __func__, -// urb->status, urb->error_count, urb->actual_length); - up(&context->complete); + complete(&context->complete); }
static void ni_usb_timeout_handler(struct timer_list *t) @@ -94,7 +96,7 @@ static void ni_usb_timeout_handler(struct timer_list *t) struct ni_usb_urb_ctx *context = &ni_priv->context;
context->timed_out = 1; - up(&context->complete); + complete(&context->complete); };
// I'm using nonblocking loosely here, it only means -EAGAIN can be returned in certain cases @@ -124,7 +126,7 @@ static int ni_usb_nonblocking_send_bulk_msg(struct ni_usb_priv *ni_priv, void *d } usb_dev = interface_to_usbdev(ni_priv->bus_interface); out_pipe = usb_sndbulkpipe(usb_dev, ni_priv->bulk_out_endpoint); - sema_init(&context->complete, 0); + init_completion(&context->complete); context->timed_out = 0; usb_fill_bulk_urb(ni_priv->bulk_urb, usb_dev, out_pipe, data, data_length, &ni_usb_bulk_complete, context); @@ -137,16 +139,16 @@ static int ni_usb_nonblocking_send_bulk_msg(struct ni_usb_priv *ni_priv, void *d del_timer_sync(&ni_priv->bulk_timer); usb_free_urb(ni_priv->bulk_urb); ni_priv->bulk_urb = NULL; - dev_err(&usb_dev->dev, "%s: failed to submit bulk out urb, retval=%i\n", - __func__, retval); + dev_err(&usb_dev->dev, "failed to submit bulk out urb, retval=%i\n", + retval); mutex_unlock(&ni_priv->bulk_transfer_lock); return retval; } mutex_unlock(&ni_priv->bulk_transfer_lock); - down(&context->complete); // wait for ni_usb_bulk_complete + wait_for_completion(&context->complete); // wait for ni_usb_bulk_complete if (context->timed_out) { usb_kill_urb(ni_priv->bulk_urb); - dev_err(&usb_dev->dev, "%s: killed urb due to timeout\n", __func__); + dev_err(&usb_dev->dev, "killed urb due to timeout\n"); retval = -ETIMEDOUT; } else { retval = ni_priv->bulk_urb->status; @@ -210,7 +212,7 @@ static int ni_usb_nonblocking_receive_bulk_msg(struct ni_usb_priv *ni_priv, } usb_dev = interface_to_usbdev(ni_priv->bus_interface); in_pipe = usb_rcvbulkpipe(usb_dev, ni_priv->bulk_in_endpoint); - sema_init(&context->complete, 0); + init_completion(&context->complete); context->timed_out = 0; usb_fill_bulk_urb(ni_priv->bulk_urb, usb_dev, in_pipe, data, data_length, &ni_usb_bulk_complete, context); @@ -218,20 +220,18 @@ static int ni_usb_nonblocking_receive_bulk_msg(struct ni_usb_priv *ni_priv, if (timeout_msecs) mod_timer(&ni_priv->bulk_timer, jiffies + msecs_to_jiffies(timeout_msecs));
- //printk("%s: submitting urb\n", __func__); retval = usb_submit_urb(ni_priv->bulk_urb, GFP_KERNEL); if (retval) { del_timer_sync(&ni_priv->bulk_timer); usb_free_urb(ni_priv->bulk_urb); ni_priv->bulk_urb = NULL; - dev_err(&usb_dev->dev, "%s: failed to submit bulk out urb, retval=%i\n", - __func__, retval); + dev_err(&usb_dev->dev, "failed to submit bulk in urb, retval=%i\n", retval); mutex_unlock(&ni_priv->bulk_transfer_lock); return retval; } mutex_unlock(&ni_priv->bulk_transfer_lock); if (interruptible) { - if (down_interruptible(&context->complete)) { + if (wait_for_completion_interruptible(&context->complete)) { /* If we got interrupted by a signal while * waiting for the usb gpib to respond, we * should send a stop command so it will @@ -243,14 +243,14 @@ static int ni_usb_nonblocking_receive_bulk_msg(struct ni_usb_priv *ni_priv, /* now do an uninterruptible wait, it shouldn't take long * for the board to respond now. */ - down(&context->complete); + wait_for_completion(&context->complete); } } else { - down(&context->complete); + wait_for_completion(&context->complete); } if (context->timed_out) { usb_kill_urb(ni_priv->bulk_urb); - dev_err(&usb_dev->dev, "%s: killed urb due to timeout\n", __func__); + dev_err(&usb_dev->dev, "killed urb due to timeout\n"); retval = -ETIMEDOUT; } else { if (ni_priv->bulk_urb->status) @@ -330,14 +330,14 @@ static void ni_usb_soft_update_status(gpib_board_t *board, unsigned int ni_usb_i ni_priv->monitored_ibsta_bits &= ~ni_usb_ibsta; need_monitoring_bits &= ~ni_priv->monitored_ibsta_bits; /* mm - monitored set */ spin_unlock_irqrestore(&board->spinlock, flags); - dev_dbg(&usb_dev->dev, "%s: need_monitoring_bits=0x%x\n", __func__, need_monitoring_bits); + dev_dbg(&usb_dev->dev, "need_monitoring_bits=0x%x\n", need_monitoring_bits);
if (need_monitoring_bits & ~ni_usb_ibsta) ni_usb_set_interrupt_monitor(board, ni_usb_ibsta_monitor_mask); else if (need_monitoring_bits & ni_usb_ibsta) wake_up_interruptible(&board->wait);
- dev_dbg(&usb_dev->dev, "%s: ni_usb_ibsta=0x%x\n", __func__, ni_usb_ibsta); + dev_dbg(&usb_dev->dev, "ibsta=0x%x\n", ni_usb_ibsta); }
static int ni_usb_parse_status_block(const u8 *buffer, struct ni_usb_status_block *status) @@ -371,7 +371,7 @@ static int ni_usb_parse_register_read_block(const u8 *raw_data, unsigned int *re int k;
if (raw_data[i++] != NIUSB_REGISTER_READ_DATA_START_ID) { - pr_err("%s: parse error: wrong start id\n", __func__); + pr_err("parse error: wrong start id\n"); unexpected = 1; } for (k = 0; k < results_per_chunk && j < num_results; ++k) @@ -380,18 +380,18 @@ static int ni_usb_parse_register_read_block(const u8 *raw_data, unsigned int *re while (i % 4) i++; if (raw_data[i++] != NIUSB_REGISTER_READ_DATA_END_ID) { - pr_err("%s: parse error: wrong end id\n", __func__); + pr_err("parse error: wrong end id\n"); unexpected = 1; } if (raw_data[i++] % results_per_chunk != num_results % results_per_chunk) { - pr_err("%s: parse error: wrong count=%i for NIUSB_REGISTER_READ_DATA_END\n", - __func__, (int)raw_data[i - 1]); + pr_err("parse error: wrong count=%i for NIUSB_REGISTER_READ_DATA_END\n", + (int)raw_data[i - 1]); unexpected = 1; } while (i % 4) { if (raw_data[i++] != 0) { - pr_err("%s: unexpected data: raw_data[%i]=0x%x, expected 0\n", - __func__, i - 1, (int)raw_data[i - 1]); + pr_err("unexpected data: raw_data[%i]=0x%x, expected 0\n", + i - 1, (int)raw_data[i - 1]); unexpected = 1; } } @@ -408,9 +408,8 @@ static int ni_usb_parse_termination_block(const u8 *buffer) buffer[i++] != 0x0 || buffer[i++] != 0x0 || buffer[i++] != 0x0) { - pr_err("%s: received unexpected termination block\n", __func__); - pr_err(" expected: 0x%x 0x%x 0x%x 0x%x\n", - NIUSB_TERM_ID, 0x0, 0x0, 0x0); + pr_err("received unexpected termination block\n"); + pr_err(" expected: 0x%x 0x%x 0x%x 0x%x\n", NIUSB_TERM_ID, 0x0, 0x0, 0x0); pr_err(" received: 0x%x 0x%x 0x%x 0x%x\n", buffer[i - 4], buffer[i - 3], buffer[i - 2], buffer[i - 1]); } @@ -438,12 +437,12 @@ static int parse_board_ibrd_readback(const u8 *raw_data, struct ni_usb_status_bl } else if (raw_data[i] == NIUSB_IBRD_EXTENDED_DATA_ID) { data_block_length = ibrd_extended_data_block_length; if (raw_data[++i] != 0) { - pr_err("%s: unexpected data: raw_data[%i]=0x%x, expected 0\n", - __func__, i, (int)raw_data[i]); + pr_err("unexpected data: raw_data[%i]=0x%x, expected 0\n", + i, (int)raw_data[i]); unexpected = 1; } } else { - pr_err("%s: logic bug!\n", __func__); + pr_err("Unexpected NIUSB_IBRD ID\n"); return -EINVAL; } ++i; @@ -457,7 +456,7 @@ static int parse_board_ibrd_readback(const u8 *raw_data, struct ni_usb_status_bl } i += ni_usb_parse_status_block(&raw_data[i], status); if (status->id != NIUSB_IBRD_STATUS_ID) { - pr_err("%s: bug: status->id=%i, != ibrd_status_id\n", __func__, status->id); + pr_err("bug: status->id=%i, != ibrd_status_id\n", status->id); return -EIO; } adr1_bits = raw_data[i++]; @@ -468,29 +467,28 @@ static int parse_board_ibrd_readback(const u8 *raw_data, struct ni_usb_status_bl *actual_bytes_read = 0; } if (*actual_bytes_read > j) - pr_err("%s: bug: discarded data. actual_bytes_read=%i, j=%i\n", - __func__, *actual_bytes_read, j); + pr_err("bug: discarded data. actual_bytes_read=%i, j=%i\n", *actual_bytes_read, j); for (k = 0; k < 2; k++) if (raw_data[i++] != 0) { - pr_err("%s: unexpected data: raw_data[%i]=0x%x, expected 0\n", - __func__, i - 1, (int)raw_data[i - 1]); + pr_err("unexpected data: raw_data[%i]=0x%x, expected 0\n", + i - 1, (int)raw_data[i - 1]); unexpected = 1; } i += ni_usb_parse_status_block(&raw_data[i], ®ister_write_status); if (register_write_status.id != NIUSB_REG_WRITE_ID) { - pr_err("%s: unexpected data: register write status id=0x%x, expected 0x%x\n", - __func__, register_write_status.id, NIUSB_REG_WRITE_ID); + pr_err("unexpected data: register write status id=0x%x, expected 0x%x\n", + register_write_status.id, NIUSB_REG_WRITE_ID); unexpected = 1; } if (raw_data[i++] != 2) { - pr_err("%s: unexpected data: register write count=%i, expected 2\n", - __func__, (int)raw_data[i - 1]); + pr_err("unexpected data: register write count=%i, expected 2\n", + (int)raw_data[i - 1]); unexpected = 1; } for (k = 0; k < 3; k++) if (raw_data[i++] != 0) { - pr_err("%s: unexpected data: raw_data[%i]=0x%x, expected 0\n", - __func__, i - 1, (int)raw_data[i - 1]); + pr_err("unexpected data: raw_data[%i]=0x%x, expected 0\n", + i - 1, (int)raw_data[i - 1]); unexpected = 1; } i += ni_usb_parse_termination_block(&raw_data[i]); @@ -530,18 +528,14 @@ static int ni_usb_write_registers(struct ni_usb_priv *ni_priv,
out_data_length = num_writes * bytes_per_write + 0x10; out_data = kmalloc(out_data_length, GFP_KERNEL); - if (!out_data) { - dev_err(&usb_dev->dev, "%s: kmalloc failed\n", __func__); + if (!out_data) return -ENOMEM; - } i += ni_usb_bulk_register_write_header(&out_data[i], num_writes); for (j = 0; j < num_writes; j++) i += ni_usb_bulk_register_write(&out_data[i], writes[j]); while (i % 4) out_data[i++] = 0x00; i += ni_usb_bulk_termination(&out_data[i]); - if (i > out_data_length) - dev_err(&usb_dev->dev, "%s: bug! buffer overrun\n", __func__);
mutex_lock(&ni_priv->addressed_transfer_lock);
@@ -549,22 +543,21 @@ static int ni_usb_write_registers(struct ni_usb_priv *ni_priv, kfree(out_data); if (retval) { mutex_unlock(&ni_priv->addressed_transfer_lock); - dev_err(&usb_dev->dev, "%s: ni_usb_send_bulk_msg returned %i, bytes_written=%i, i=%i\n", - __func__, retval, bytes_written, i); + dev_err(&usb_dev->dev, "send_bulk_msg returned %i, bytes_written=%i, i=%i\n", + retval, bytes_written, i); return retval; }
in_data = kmalloc(in_data_length, GFP_KERNEL); if (!in_data) { mutex_unlock(&ni_priv->addressed_transfer_lock); - dev_err(&usb_dev->dev, "%s: kmalloc failed\n", __func__); return -ENOMEM; } retval = ni_usb_receive_bulk_msg(ni_priv, in_data, in_data_length, &bytes_read, 1000, 0); if (retval || bytes_read != 16) { mutex_unlock(&ni_priv->addressed_transfer_lock); - dev_err(&usb_dev->dev, "%s: ni_usb_receive_bulk_msg returned %i, bytes_read=%i\n", - __func__, retval, bytes_read); + dev_err(&usb_dev->dev, "receive_bulk_msg returned %i, bytes_read=%i\n", + retval, bytes_read); ni_usb_dump_raw_block(in_data, bytes_read); kfree(in_data); return retval; @@ -576,18 +569,16 @@ static int ni_usb_write_registers(struct ni_usb_priv *ni_priv, //FIXME parse extra 09 status bits and termination kfree(in_data); if (status.id != NIUSB_REG_WRITE_ID) { - dev_err(&usb_dev->dev, "%s: parse error, id=0x%x != NIUSB_REG_WRITE_ID\n", - __func__, status.id); + dev_err(&usb_dev->dev, "parse error, id=0x%x != NIUSB_REG_WRITE_ID\n", status.id); return -EIO; } if (status.error_code) { - dev_err(&usb_dev->dev, "%s: nonzero error code 0x%x\n", - __func__, status.error_code); + dev_err(&usb_dev->dev, "nonzero error code 0x%x\n", status.error_code); return -EIO; } if (reg_writes_completed != num_writes) { - dev_err(&usb_dev->dev, "%s: reg_writes_completed=%i, num_writes=%i\n", - __func__, reg_writes_completed, num_writes); + dev_err(&usb_dev->dev, "reg_writes_completed=%i, num_writes=%i\n", + reg_writes_completed, num_writes); return -EIO; } if (ibsta) @@ -601,7 +592,7 @@ static int ni_usb_read(gpib_board_t *board, uint8_t *buffer, size_t length, { int retval, parse_retval; struct ni_usb_priv *ni_priv = board->private_data; - struct usb_device *usb_dev = interface_to_usbdev(ni_priv->bus_interface); + struct usb_device *usb_dev; u8 *out_data, *in_data; static const int out_data_length = 0x20; int in_data_length; @@ -614,10 +605,11 @@ static int ni_usb_read(gpib_board_t *board, uint8_t *buffer, size_t length, struct ni_usb_register reg;
*bytes_read = 0; - if (length > max_read_length) { - length = max_read_length; - dev_err(&usb_dev->dev, "%s: read length too long\n", __func__); - } + if (!ni_priv->bus_interface) + return -ENODEV; + if (length > max_read_length) + return -EINVAL; + usb_dev = interface_to_usbdev(ni_priv->bus_interface); out_data = kmalloc(out_data_length, GFP_KERNEL); if (!out_data) return -ENOMEM; @@ -649,8 +641,8 @@ static int ni_usb_read(gpib_board_t *board, uint8_t *buffer, size_t length, if (retval || usb_bytes_written != i) { if (retval == 0) retval = -EIO; - dev_err(&usb_dev->dev, "%s: ni_usb_send_bulk_msg returned %i, usb_bytes_written=%i, i=%i\n", - __func__, retval, usb_bytes_written, i); + dev_err(&usb_dev->dev, "send_bulk_msg returned %i, usb_bytes_written=%i, i=%i\n", + retval, usb_bytes_written, i); mutex_unlock(&ni_priv->addressed_transfer_lock); return retval; } @@ -668,8 +660,8 @@ static int ni_usb_read(gpib_board_t *board, uint8_t *buffer, size_t length,
if (retval == -ERESTARTSYS) { } else if (retval) { - dev_err(&usb_dev->dev, "%s: ni_usb_receive_bulk_msg returned %i, usb_bytes_read=%i\n", - __func__, retval, usb_bytes_read); + dev_err(&usb_dev->dev, "receive_bulk_msg returned %i, usb_bytes_read=%i\n", + retval, usb_bytes_read); kfree(in_data); return retval; } @@ -677,14 +669,14 @@ static int ni_usb_read(gpib_board_t *board, uint8_t *buffer, size_t length, if (parse_retval != usb_bytes_read) { if (parse_retval >= 0) parse_retval = -EIO; - dev_err(&usb_dev->dev, "%s: retval=%i usb_bytes_read=%i\n", - __func__, parse_retval, usb_bytes_read); + dev_err(&usb_dev->dev, "retval=%i usb_bytes_read=%i\n", + parse_retval, usb_bytes_read); kfree(in_data); return parse_retval; } if (actual_length != length - status.count) { - dev_err(&usb_dev->dev, "%s: actual_length=%i expected=%li\n", - __func__, actual_length, (long)(length - status.count)); + dev_err(&usb_dev->dev, "actual_length=%i expected=%li\n", + actual_length, (long)(length - status.count)); ni_usb_dump_raw_block(in_data, usb_bytes_read); } kfree(in_data); @@ -699,7 +691,7 @@ static int ni_usb_read(gpib_board_t *board, uint8_t *buffer, size_t length, break; case NIUSB_ATN_STATE_ERROR: retval = -EIO; - dev_err(&usb_dev->dev, "%s: read when ATN set\n", __func__); + dev_err(&usb_dev->dev, "read when ATN set\n"); break; case NIUSB_ADDRESSING_ERROR: retval = -EIO; @@ -708,12 +700,11 @@ static int ni_usb_read(gpib_board_t *board, uint8_t *buffer, size_t length, retval = -ETIMEDOUT; break; case NIUSB_EOSMODE_ERROR: - dev_err(&usb_dev->dev, "%s: driver bug, we should have been able to avoid NIUSB_EOSMODE_ERROR.\n", - __func__); + dev_err(&usb_dev->dev, "driver bug, we should have been able to avoid NIUSB_EOSMODE_ERROR.\n"); retval = -EINVAL; break; default: - dev_err(&usb_dev->dev, "%s: unknown error code=%i\n", __func__, status.error_code); + dev_err(&usb_dev->dev, "unknown error code=%i\n", status.error_code); retval = -EIO; break; } @@ -731,7 +722,7 @@ static int ni_usb_write(gpib_board_t *board, uint8_t *buffer, size_t length, { int retval; struct ni_usb_priv *ni_priv = board->private_data; - struct usb_device *usb_dev = interface_to_usbdev(ni_priv->bus_interface); + struct usb_device *usb_dev; u8 *out_data, *in_data; int out_data_length; static const int in_data_length = 0x10; @@ -741,12 +732,11 @@ static int ni_usb_write(gpib_board_t *board, uint8_t *buffer, size_t length, struct ni_usb_status_block status; static const int max_write_length = 0xffff;
- *bytes_written = 0; - if (length > max_write_length) { - length = max_write_length; - send_eoi = 0; - dev_err(&usb_dev->dev, "%s: write length too long\n", __func__); - } + if (!ni_priv->bus_interface) + return -ENODEV; + if (length > max_write_length) + return -EINVAL; + usb_dev = interface_to_usbdev(ni_priv->bus_interface); out_data_length = length + 0x10; out_data = kmalloc(out_data_length, GFP_KERNEL); if (!out_data) @@ -777,8 +767,8 @@ static int ni_usb_write(gpib_board_t *board, uint8_t *buffer, size_t length, kfree(out_data); if (retval || usb_bytes_written != i) { mutex_unlock(&ni_priv->addressed_transfer_lock); - dev_err(&usb_dev->dev, "%s: ni_usb_send_bulk_msg returned %i, usb_bytes_written=%i, i=%i\n", - __func__, retval, usb_bytes_written, i); + dev_err(&usb_dev->dev, "send_bulk_msg returned %i, usb_bytes_written=%i, i=%i\n", + retval, usb_bytes_written, i); return retval; }
@@ -791,8 +781,8 @@ static int ni_usb_write(gpib_board_t *board, uint8_t *buffer, size_t length, mutex_unlock(&ni_priv->addressed_transfer_lock);
if ((retval && retval != -ERESTARTSYS) || usb_bytes_read != 12) { - dev_err(&usb_dev->dev, "%s: ni_usb_receive_bulk_msg returned %i, usb_bytes_read=%i\n", - __func__, retval, usb_bytes_read); + dev_err(&usb_dev->dev, "receive_bulk_msg returned %i, usb_bytes_read=%i\n", + retval, usb_bytes_read); kfree(in_data); return retval; } @@ -808,8 +798,8 @@ static int ni_usb_write(gpib_board_t *board, uint8_t *buffer, size_t length, */ break; case NIUSB_ADDRESSING_ERROR: - dev_err(&usb_dev->dev, "%s: Addressing error retval %d error code=%i\n", - __func__, retval, status.error_code); + dev_err(&usb_dev->dev, "Addressing error retval %d error code=%i\n", + retval, status.error_code); retval = -ENXIO; break; case NIUSB_NO_LISTENER_ERROR: @@ -819,8 +809,7 @@ static int ni_usb_write(gpib_board_t *board, uint8_t *buffer, size_t length, retval = -ETIMEDOUT; break; default: - dev_err(&usb_dev->dev, "%s: unknown error code=%i\n", - __func__, status.error_code); + dev_err(&usb_dev->dev, "unknown error code=%i\n", status.error_code); retval = -EPIPE; break; } @@ -834,7 +823,7 @@ static int ni_usb_command_chunk(gpib_board_t *board, uint8_t *buffer, size_t len { int retval; struct ni_usb_priv *ni_priv = board->private_data; - struct usb_device *usb_dev = interface_to_usbdev(ni_priv->bus_interface); + struct usb_device *usb_dev; u8 *out_data, *in_data; int out_data_length; static const int in_data_length = 0x10; @@ -846,8 +835,11 @@ static int ni_usb_command_chunk(gpib_board_t *board, uint8_t *buffer, size_t len static const int max_command_length = 0x10;
*command_bytes_written = 0; + if (!ni_priv->bus_interface) + return -ENODEV; if (length > max_command_length) length = max_command_length; + usb_dev = interface_to_usbdev(ni_priv->bus_interface); out_data_length = length + 0x10; out_data = kmalloc(out_data_length, GFP_KERNEL); if (!out_data) @@ -871,8 +863,8 @@ static int ni_usb_command_chunk(gpib_board_t *board, uint8_t *buffer, size_t len kfree(out_data); if (retval || bytes_written != i) { mutex_unlock(&ni_priv->addressed_transfer_lock); - dev_err(&usb_dev->dev, "%s: ni_usb_send_bulk_msg returned %i, bytes_written=%i, i=%i\n", - __func__, retval, bytes_written, i); + dev_err(&usb_dev->dev, "send_bulk_msg returned %i, bytes_written=%i, i=%i\n", + retval, bytes_written, i); return retval; }
@@ -888,8 +880,8 @@ static int ni_usb_command_chunk(gpib_board_t *board, uint8_t *buffer, size_t len mutex_unlock(&ni_priv->addressed_transfer_lock);
if ((retval && retval != -ERESTARTSYS) || bytes_read != 12) { - dev_err(&usb_dev->dev, "%s: ni_usb_receive_bulk_msg returned %i, bytes_read=%i\n", - __func__, retval, bytes_read); + dev_err(&usb_dev->dev, "receive_bulk_msg returned %i, bytes_read=%i\n", + retval, bytes_read); kfree(in_data); return retval; } @@ -907,12 +899,12 @@ static int ni_usb_command_chunk(gpib_board_t *board, uint8_t *buffer, size_t len case NIUSB_NO_BUS_ERROR: return -ENOTCONN; case NIUSB_EOSMODE_ERROR: - dev_err(&usb_dev->dev, "%s: got eosmode error. Driver bug?\n", __func__); + dev_err(&usb_dev->dev, "got eosmode error. Driver bug?\n"); return -EIO; case NIUSB_TIMEOUT_ERROR: return -ETIMEDOUT; default: - dev_err(&usb_dev->dev, "%s: unknown error code=%i\n", __func__, status.error_code); + dev_err(&usb_dev->dev, "unknown error code=%i\n", status.error_code); return -EIO; } ni_usb_soft_update_status(board, status.ibsta, 0); @@ -940,7 +932,7 @@ static int ni_usb_take_control(gpib_board_t *board, int synchronous) { int retval; struct ni_usb_priv *ni_priv = board->private_data; - struct usb_device *usb_dev = interface_to_usbdev(ni_priv->bus_interface); + struct usb_device *usb_dev; u8 *out_data, *in_data; static const int out_data_length = 0x10; static const int in_data_length = 0x10; @@ -948,6 +940,9 @@ static int ni_usb_take_control(gpib_board_t *board, int synchronous) int i = 0; struct ni_usb_status_block status;
+ if (!ni_priv->bus_interface) + return -ENODEV; + usb_dev = interface_to_usbdev(ni_priv->bus_interface); out_data = kmalloc(out_data_length, GFP_KERNEL); if (!out_data) return -ENOMEM; @@ -966,15 +961,14 @@ static int ni_usb_take_control(gpib_board_t *board, int synchronous) kfree(out_data); if (retval || bytes_written != i) { mutex_unlock(&ni_priv->addressed_transfer_lock); - dev_err(&usb_dev->dev, "%s: ni_usb_send_bulk_msg returned %i, bytes_written=%i, i=%i\n", - __func__, retval, bytes_written, i); + dev_err(&usb_dev->dev, "send_bulk_msg returned %i, bytes_written=%i, i=%i\n", + retval, bytes_written, i); return retval; }
in_data = kmalloc(in_data_length, GFP_KERNEL); if (!in_data) { mutex_unlock(&ni_priv->addressed_transfer_lock); - dev_err(&usb_dev->dev, "%s: kmalloc failed\n", __func__); return -ENOMEM; } retval = ni_usb_receive_bulk_msg(ni_priv, in_data, in_data_length, &bytes_read, 1000, 1); @@ -984,8 +978,8 @@ static int ni_usb_take_control(gpib_board_t *board, int synchronous) if ((retval && retval != -ERESTARTSYS) || bytes_read != 12) { if (retval == 0) retval = -EIO; - dev_err(&usb_dev->dev, "%s: ni_usb_receive_bulk_msg returned %i, bytes_read=%i\n", - __func__, retval, bytes_read); + dev_err(&usb_dev->dev, "receive_bulk_msg returned %i, bytes_read=%i\n", + retval, bytes_read); kfree(in_data); return retval; } @@ -999,7 +993,7 @@ static int ni_usb_go_to_standby(gpib_board_t *board) { int retval; struct ni_usb_priv *ni_priv = board->private_data; - struct usb_device *usb_dev = interface_to_usbdev(ni_priv->bus_interface); + struct usb_device *usb_dev; u8 *out_data, *in_data; static const int out_data_length = 0x10; static const int in_data_length = 0x20; @@ -1007,6 +1001,9 @@ static int ni_usb_go_to_standby(gpib_board_t *board) int i = 0; struct ni_usb_status_block status;
+ if (!ni_priv->bus_interface) + return -ENODEV; + usb_dev = interface_to_usbdev(ni_priv->bus_interface); out_data = kmalloc(out_data_length, GFP_KERNEL); if (!out_data) return -ENOMEM; @@ -1023,15 +1020,14 @@ static int ni_usb_go_to_standby(gpib_board_t *board) kfree(out_data); if (retval || bytes_written != i) { mutex_unlock(&ni_priv->addressed_transfer_lock); - dev_err(&usb_dev->dev, "%s: ni_usb_send_bulk_msg returned %i, bytes_written=%i, i=%i\n", - __func__, retval, bytes_written, i); + dev_err(&usb_dev->dev, "send_bulk_msg returned %i, bytes_written=%i, i=%i\n", + retval, bytes_written, i); return retval; }
in_data = kmalloc(in_data_length, GFP_KERNEL); if (!in_data) { mutex_unlock(&ni_priv->addressed_transfer_lock); - dev_err(&usb_dev->dev, "%s: kmalloc failed\n", __func__); return -ENOMEM; } retval = ni_usb_receive_bulk_msg(ni_priv, in_data, in_data_length, &bytes_read, 1000, 0); @@ -1039,16 +1035,15 @@ static int ni_usb_go_to_standby(gpib_board_t *board) mutex_unlock(&ni_priv->addressed_transfer_lock);
if (retval || bytes_read != 12) { - dev_err(&usb_dev->dev, "%s: ni_usb_receive_bulk_msg returned %i, bytes_read=%i\n", - __func__, retval, bytes_read); + dev_err(&usb_dev->dev, "receive_bulk_msg returned %i, bytes_read=%i\n", + retval, bytes_read); kfree(in_data); return retval; } ni_usb_parse_status_block(in_data, &status); kfree(in_data); if (status.id != NIUSB_IBGTS_ID) - dev_err(&usb_dev->dev, "%s: bug: status.id 0x%x != INUSB_IBGTS_ID\n", - __func__, status.id); + dev_err(&usb_dev->dev, "bug: status.id 0x%x != INUSB_IBGTS_ID\n", status.id); ni_usb_soft_update_status(board, status.ibsta, 0); return 0; } @@ -1057,11 +1052,14 @@ static void ni_usb_request_system_control(gpib_board_t *board, int request_contr { int retval; struct ni_usb_priv *ni_priv = board->private_data; - struct usb_device *usb_dev = interface_to_usbdev(ni_priv->bus_interface); + struct usb_device *usb_dev; int i = 0; struct ni_usb_register writes[4]; unsigned int ibsta;
+ if (!ni_priv->bus_interface) + return; // -ENODEV; + usb_dev = interface_to_usbdev(ni_priv->bus_interface); if (request_control) { writes[i].device = NIUSB_SUBDEV_TNT4882; writes[i].address = CMDR; @@ -1091,7 +1089,7 @@ static void ni_usb_request_system_control(gpib_board_t *board, int request_contr } retval = ni_usb_write_registers(ni_priv, writes, i, &ibsta); if (retval < 0) { - dev_err(&usb_dev->dev, "%s: register write failed, retval=%i\n", __func__, retval); + dev_err(&usb_dev->dev, "register write failed, retval=%i\n", retval); return; // retval; } if (!request_control) @@ -1105,7 +1103,7 @@ static void ni_usb_interface_clear(gpib_board_t *board, int assert) { int retval; struct ni_usb_priv *ni_priv = board->private_data; - struct usb_device *usb_dev = interface_to_usbdev(ni_priv->bus_interface); + struct usb_device *usb_dev; u8 *out_data, *in_data; static const int out_data_length = 0x10; static const int in_data_length = 0x10; @@ -1113,14 +1111,15 @@ static void ni_usb_interface_clear(gpib_board_t *board, int assert) int i = 0; struct ni_usb_status_block status;
- // FIXME: we are going to pulse when assert is true, and ignore otherwise + if (!ni_priv->bus_interface) + return; // -ENODEV; + usb_dev = interface_to_usbdev(ni_priv->bus_interface); +// FIXME: we are going to pulse when assert is true, and ignore otherwise if (assert == 0) return; out_data = kmalloc(out_data_length, GFP_KERNEL); - if (!out_data) { - dev_err(&usb_dev->dev, "%s: kmalloc failed\n", __func__); + if (!out_data) return; - } out_data[i++] = NIUSB_IBSIC_ID; out_data[i++] = 0x0; out_data[i++] = 0x0; @@ -1129,8 +1128,8 @@ static void ni_usb_interface_clear(gpib_board_t *board, int assert) retval = ni_usb_send_bulk_msg(ni_priv, out_data, i, &bytes_written, 1000); kfree(out_data); if (retval || bytes_written != i) { - dev_err(&usb_dev->dev, "%s: ni_usb_send_bulk_msg returned %i, bytes_written=%i, i=%i\n", - __func__, retval, bytes_written, i); + dev_err(&usb_dev->dev, "send_bulk_msg returned %i, bytes_written=%i, i=%i\n", + retval, bytes_written, i); return; } in_data = kmalloc(in_data_length, GFP_KERNEL); @@ -1139,8 +1138,8 @@ static void ni_usb_interface_clear(gpib_board_t *board, int assert)
retval = ni_usb_receive_bulk_msg(ni_priv, in_data, in_data_length, &bytes_read, 1000, 0); if (retval || bytes_read != 12) { - dev_err(&usb_dev->dev, "%s: ni_usb_receive_bulk_msg returned %i, bytes_read=%i\n", - __func__, retval, bytes_read); + dev_err(&usb_dev->dev, "receive_bulk_msg returned %i, bytes_read=%i\n", + retval, bytes_read); kfree(in_data); return; } @@ -1153,10 +1152,13 @@ static void ni_usb_remote_enable(gpib_board_t *board, int enable) { int retval; struct ni_usb_priv *ni_priv = board->private_data; - struct usb_device *usb_dev = interface_to_usbdev(ni_priv->bus_interface); + struct usb_device *usb_dev; struct ni_usb_register reg; unsigned int ibsta;
+ if (!ni_priv->bus_interface) + return; // -ENODEV; + usb_dev = interface_to_usbdev(ni_priv->bus_interface); reg.device = NIUSB_SUBDEV_TNT4882; reg.address = nec7210_to_tnt4882_offset(AUXMR); if (enable) @@ -1165,7 +1167,7 @@ static void ni_usb_remote_enable(gpib_board_t *board, int enable) reg.value = AUX_CREN; retval = ni_usb_write_registers(ni_priv, ®, 1, &ibsta); if (retval < 0) { - dev_err(&usb_dev->dev, "%s: register write failed, retval=%i\n", __func__, retval); + dev_err(&usb_dev->dev, "register write failed, retval=%i\n", retval); return; //retval; } ni_priv->ren_state = enable; @@ -1200,12 +1202,14 @@ static unsigned int ni_usb_update_status(gpib_board_t *board, unsigned int clear { int retval; struct ni_usb_priv *ni_priv = board->private_data; - struct usb_device *usb_dev = interface_to_usbdev(ni_priv->bus_interface); + struct usb_device *usb_dev; static const int buffer_length = 8; u8 *buffer; struct ni_usb_status_block status;
- //printk("%s: receive control pipe is %i\n", __func__, pipe); + if (!ni_priv->bus_interface) + return -ENODEV; + usb_dev = interface_to_usbdev(ni_priv->bus_interface); buffer = kmalloc(buffer_length, GFP_KERNEL); if (!buffer) return board->status; @@ -1214,7 +1218,7 @@ static unsigned int ni_usb_update_status(gpib_board_t *board, unsigned int clear USB_TYPE_VENDOR | USB_RECIP_DEVICE, 0x200, 0x0, buffer, buffer_length, 1000); if (retval != buffer_length) { - dev_err(&usb_dev->dev, "%s: usb_control_msg returned %i\n", __func__, retval); + dev_err(&usb_dev->dev, "usb_control_msg returned %i\n", retval); kfree(buffer); return board->status; } @@ -1233,7 +1237,6 @@ static void ni_usb_stop(struct ni_usb_priv *ni_priv) u8 *buffer; struct ni_usb_status_block status;
- //printk("%s: receive control pipe is %i\n", __func__, pipe); buffer = kmalloc(buffer_length, GFP_KERNEL); if (!buffer) return; @@ -1242,7 +1245,7 @@ static void ni_usb_stop(struct ni_usb_priv *ni_priv) USB_TYPE_VENDOR | USB_RECIP_DEVICE, 0x0, 0x0, buffer, buffer_length, 1000); if (retval != buffer_length) { - dev_err(&usb_dev->dev, "%s: usb_control_msg returned %i\n", __func__, retval); + dev_err(&usb_dev->dev, "usb_control_msg returned %i\n", retval); kfree(buffer); return; } @@ -1254,11 +1257,14 @@ static int ni_usb_primary_address(gpib_board_t *board, unsigned int address) { int retval; struct ni_usb_priv *ni_priv = board->private_data; - struct usb_device *usb_dev = interface_to_usbdev(ni_priv->bus_interface); + struct usb_device *usb_dev; int i = 0; struct ni_usb_register writes[2]; unsigned int ibsta;
+ if (!ni_priv->bus_interface) + return -ENODEV; + usb_dev = interface_to_usbdev(ni_priv->bus_interface); writes[i].device = NIUSB_SUBDEV_TNT4882; writes[i].address = nec7210_to_tnt4882_offset(ADR); writes[i].value = address; @@ -1269,7 +1275,7 @@ static int ni_usb_primary_address(gpib_board_t *board, unsigned int address) i++; retval = ni_usb_write_registers(ni_priv, writes, i, &ibsta); if (retval < 0) { - dev_err(&usb_dev->dev, "%s: register write failed, retval=%i\n", __func__, retval); + dev_err(&usb_dev->dev, "register write failed, retval=%i\n", retval); return retval; } ni_usb_soft_update_status(board, ibsta, 0); @@ -1309,15 +1315,18 @@ static int ni_usb_secondary_address(gpib_board_t *board, unsigned int address, i { int retval; struct ni_usb_priv *ni_priv = board->private_data; - struct usb_device *usb_dev = interface_to_usbdev(ni_priv->bus_interface); + struct usb_device *usb_dev; int i = 0; struct ni_usb_register writes[3]; unsigned int ibsta;
+ if (!ni_priv->bus_interface) + return -ENODEV; + usb_dev = interface_to_usbdev(ni_priv->bus_interface); i += ni_usb_write_sad(writes, address, enable); retval = ni_usb_write_registers(ni_priv, writes, i, &ibsta); if (retval < 0) { - dev_err(&usb_dev->dev, "%s: register write failed, retval=%i\n", __func__, retval); + dev_err(&usb_dev->dev, "register write failed, retval=%i\n", retval); return retval; } ni_usb_soft_update_status(board, ibsta, 0); @@ -1328,7 +1337,7 @@ static int ni_usb_parallel_poll(gpib_board_t *board, uint8_t *result) { int retval; struct ni_usb_priv *ni_priv = board->private_data; - struct usb_device *usb_dev = interface_to_usbdev(ni_priv->bus_interface); + struct usb_device *usb_dev; u8 *out_data, *in_data; static const int out_data_length = 0x10; static const int in_data_length = 0x20; @@ -1337,6 +1346,9 @@ static int ni_usb_parallel_poll(gpib_board_t *board, uint8_t *result) int j = 0; struct ni_usb_status_block status;
+ if (!ni_priv->bus_interface) + return -ENODEV; + usb_dev = interface_to_usbdev(ni_priv->bus_interface); out_data = kmalloc(out_data_length, GFP_KERNEL); if (!out_data) return -ENOMEM; @@ -1351,8 +1363,8 @@ static int ni_usb_parallel_poll(gpib_board_t *board, uint8_t *result)
kfree(out_data); if (retval || bytes_written != i) { - dev_err(&usb_dev->dev, "%s: ni_usb_send_bulk_msg returned %i, bytes_written=%i, i=%i\n", - __func__, retval, bytes_written, i); + dev_err(&usb_dev->dev, "send_bulk_msg returned %i, bytes_written=%i, i=%i\n", + retval, bytes_written, i); return retval; } in_data = kmalloc(in_data_length, GFP_KERNEL); @@ -1364,8 +1376,8 @@ static int ni_usb_parallel_poll(gpib_board_t *board, uint8_t *result) &bytes_read, 1000, 1);
if (retval && retval != -ERESTARTSYS) { - dev_err(&usb_dev->dev, "%s: ni_usb_receive_bulk_msg returned %i, bytes_read=%i\n", - __func__, retval, bytes_read); + dev_err(&usb_dev->dev, "receive_bulk_msg returned %i, bytes_read=%i\n", + retval, bytes_read); kfree(in_data); return retval; } @@ -1380,18 +1392,21 @@ static void ni_usb_parallel_poll_configure(gpib_board_t *board, uint8_t config) { int retval; struct ni_usb_priv *ni_priv = board->private_data; - struct usb_device *usb_dev = interface_to_usbdev(ni_priv->bus_interface); + struct usb_device *usb_dev; int i = 0; struct ni_usb_register writes[1]; unsigned int ibsta;
+ if (!ni_priv->bus_interface) + return; // -ENODEV; + usb_dev = interface_to_usbdev(ni_priv->bus_interface); writes[i].device = NIUSB_SUBDEV_TNT4882; writes[i].address = nec7210_to_tnt4882_offset(AUXMR); writes[i].value = PPR | config; i++; retval = ni_usb_write_registers(ni_priv, writes, i, &ibsta); if (retval < 0) { - dev_err(&usb_dev->dev, "%s: register write failed, retval=%i\n", __func__, retval); + dev_err(&usb_dev->dev, "register write failed, retval=%i\n", retval); return;// retval; } ni_usb_soft_update_status(board, ibsta, 0); @@ -1402,11 +1417,14 @@ static void ni_usb_parallel_poll_response(gpib_board_t *board, int ist) { int retval; struct ni_usb_priv *ni_priv = board->private_data; - struct usb_device *usb_dev = interface_to_usbdev(ni_priv->bus_interface); + struct usb_device *usb_dev; int i = 0; struct ni_usb_register writes[1]; unsigned int ibsta;
+ if (!ni_priv->bus_interface) + return; // -ENODEV; + usb_dev = interface_to_usbdev(ni_priv->bus_interface); writes[i].device = NIUSB_SUBDEV_TNT4882; writes[i].address = nec7210_to_tnt4882_offset(AUXMR); if (ist) @@ -1416,7 +1434,7 @@ static void ni_usb_parallel_poll_response(gpib_board_t *board, int ist) i++; retval = ni_usb_write_registers(ni_priv, writes, i, &ibsta); if (retval < 0) { - dev_err(&usb_dev->dev, "%s: register write failed, retval=%i\n", __func__, retval); + dev_err(&usb_dev->dev, "register write failed, retval=%i\n", retval); return;// retval; } ni_usb_soft_update_status(board, ibsta, 0); @@ -1427,18 +1445,21 @@ static void ni_usb_serial_poll_response(gpib_board_t *board, u8 status) { int retval; struct ni_usb_priv *ni_priv = board->private_data; - struct usb_device *usb_dev = interface_to_usbdev(ni_priv->bus_interface); + struct usb_device *usb_dev; int i = 0; struct ni_usb_register writes[1]; unsigned int ibsta;
+ if (!ni_priv->bus_interface) + return; // -ENODEV; + usb_dev = interface_to_usbdev(ni_priv->bus_interface); writes[i].device = NIUSB_SUBDEV_TNT4882; writes[i].address = nec7210_to_tnt4882_offset(SPMR); writes[i].value = status; i++; retval = ni_usb_write_registers(ni_priv, writes, i, &ibsta); if (retval < 0) { - dev_err(&usb_dev->dev, "%s: register write failed, retval=%i\n", __func__, retval); + dev_err(&usb_dev->dev, "register write failed, retval=%i\n", retval); return;// retval; } ni_usb_soft_update_status(board, ibsta, 0); @@ -1454,18 +1475,21 @@ static void ni_usb_return_to_local(gpib_board_t *board) { int retval; struct ni_usb_priv *ni_priv = board->private_data; - struct usb_device *usb_dev = interface_to_usbdev(ni_priv->bus_interface); + struct usb_device *usb_dev; int i = 0; struct ni_usb_register writes[1]; unsigned int ibsta;
+ if (!ni_priv->bus_interface) + return; // -ENODEV; + usb_dev = interface_to_usbdev(ni_priv->bus_interface); writes[i].device = NIUSB_SUBDEV_TNT4882; writes[i].address = nec7210_to_tnt4882_offset(AUXMR); writes[i].value = AUX_RTL; i++; retval = ni_usb_write_registers(ni_priv, writes, i, &ibsta); if (retval < 0) { - dev_err(&usb_dev->dev, "%s: register write failed, retval=%i\n", __func__, retval); + dev_err(&usb_dev->dev, "register write failed, retval=%i\n", retval); return;// retval; } ni_usb_soft_update_status(board, ibsta, 0); @@ -1476,7 +1500,7 @@ static int ni_usb_line_status(const gpib_board_t *board) { int retval; struct ni_usb_priv *ni_priv = board->private_data; - struct usb_device *usb_dev = interface_to_usbdev(ni_priv->bus_interface); + struct usb_device *usb_dev; u8 *out_data, *in_data; static const int out_data_length = 0x20; static const int in_data_length = 0x20; @@ -1486,6 +1510,9 @@ static int ni_usb_line_status(const gpib_board_t *board) int line_status = ValidALL; // NI windows driver reads 0xd(HSSEL), 0xc (ARD0), 0x1f (BSR)
+ if (!ni_priv->bus_interface) + return -ENODEV; + usb_dev = interface_to_usbdev(ni_priv->bus_interface); out_data = kmalloc(out_data_length, GFP_KERNEL); if (!out_data) return -ENOMEM; @@ -1507,15 +1534,14 @@ static int ni_usb_line_status(const gpib_board_t *board) if (retval || bytes_written != i) { mutex_unlock(&ni_priv->addressed_transfer_lock); if (retval != -EAGAIN) - dev_err(&usb_dev->dev, "%s: ni_usb_send_bulk_msg returned %i, bytes_written=%i, i=%i\n", - __func__, retval, bytes_written, i); + dev_err(&usb_dev->dev, "send_bulk_msg returned %i, bytes_written=%i, i=%i\n", + retval, bytes_written, i); return retval; }
in_data = kmalloc(in_data_length, GFP_KERNEL); if (!in_data) { mutex_unlock(&ni_priv->addressed_transfer_lock); - dev_err(&usb_dev->dev, "%s: kmalloc failed\n", __func__); return -ENOMEM; } retval = ni_usb_nonblocking_receive_bulk_msg(ni_priv, in_data, in_data_length, @@ -1525,8 +1551,8 @@ static int ni_usb_line_status(const gpib_board_t *board)
if (retval) { if (retval != -EAGAIN) - dev_err(&usb_dev->dev, "%s: ni_usb_receive_bulk_msg returned %i, bytes_read=%i\n", - __func__, retval, bytes_read); + dev_err(&usb_dev->dev, "receive_bulk_msg returned %i, bytes_read=%i\n", + retval, bytes_read); kfree(in_data); return retval; } @@ -1593,16 +1619,19 @@ static unsigned int ni_usb_t1_delay(gpib_board_t *board, unsigned int nano_sec) { int retval; struct ni_usb_priv *ni_priv = board->private_data; - struct usb_device *usb_dev = interface_to_usbdev(ni_priv->bus_interface); + struct usb_device *usb_dev; struct ni_usb_register writes[3]; unsigned int ibsta; unsigned int actual_ns; int i;
+ if (!ni_priv->bus_interface) + return -ENODEV; + usb_dev = interface_to_usbdev(ni_priv->bus_interface); i = ni_usb_setup_t1_delay(writes, nano_sec, &actual_ns); retval = ni_usb_write_registers(ni_priv, writes, i, &ibsta); if (retval < 0) { - dev_err(&usb_dev->dev, "%s: register write failed, retval=%i\n", __func__, retval); + dev_err(&usb_dev->dev, "register write failed, retval=%i\n", retval); return -1; //FIXME should change return type to int for error reporting } board->t1_nano_sec = actual_ns; @@ -1734,7 +1763,7 @@ static int ni_usb_setup_init(gpib_board_t *board, struct ni_usb_register *writes writes[i].value = AUX_CPPF; i++; if (i > NUM_INIT_WRITES) { - dev_err(&usb_dev->dev, "%s: bug!, buffer overrun, i=%i\n", __func__, i); + dev_err(&usb_dev->dev, "bug!, buffer overrun, i=%i\n", i); return 0; } return i; @@ -1760,7 +1789,7 @@ static int ni_usb_init(gpib_board_t *board) return -EFAULT; kfree(writes); if (retval) { - dev_err(&usb_dev->dev, "%s: register write failed, retval=%i\n", __func__, retval); + dev_err(&usb_dev->dev, "register write failed, retval=%i\n", retval); return retval; } ni_usb_soft_update_status(board, ibsta, 0); @@ -1776,9 +1805,6 @@ static void ni_usb_interrupt_complete(struct urb *urb) struct ni_usb_status_block status; unsigned long flags;
-// printk("debug: %s: status=0x%x, error_count=%i, actual_length=%i\n", __func__, -// urb->status, urb->error_count, urb->actual_length); - switch (urb->status) { /* success */ case 0: @@ -1791,23 +1817,21 @@ static void ni_usb_interrupt_complete(struct urb *urb) default: /* other error, resubmit */ retval = usb_submit_urb(ni_priv->interrupt_urb, GFP_ATOMIC); if (retval) - dev_err(&usb_dev->dev, "%s: failed to resubmit interrupt urb\n", __func__); + dev_err(&usb_dev->dev, "failed to resubmit interrupt urb\n"); return; }
ni_usb_parse_status_block(urb->transfer_buffer, &status); -// printk("debug: ibsta=0x%x\n", status.ibsta);
spin_lock_irqsave(&board->spinlock, flags); ni_priv->monitored_ibsta_bits &= ~status.ibsta; -// printk("debug: monitored_ibsta_bits=0x%x\n", ni_priv->monitored_ibsta_bits); spin_unlock_irqrestore(&board->spinlock, flags);
wake_up_interruptible(&board->wait);
retval = usb_submit_urb(ni_priv->interrupt_urb, GFP_ATOMIC); if (retval) - dev_err(&usb_dev->dev, "%s: failed to resubmit interrupt urb\n", __func__); + dev_err(&usb_dev->dev, "failed to resubmit interrupt urb\n"); }
static int ni_usb_set_interrupt_monitor(gpib_board_t *board, unsigned int monitored_bits) @@ -1819,22 +1843,20 @@ static int ni_usb_set_interrupt_monitor(gpib_board_t *board, unsigned int monito u8 *buffer; struct ni_usb_status_block status; unsigned long flags; - //printk("%s: receive control pipe is %i\n", __func__, pipe); + buffer = kmalloc(buffer_length, GFP_KERNEL); if (!buffer) return -ENOMEM;
spin_lock_irqsave(&board->spinlock, flags); ni_priv->monitored_ibsta_bits = ni_usb_ibsta_monitor_mask & monitored_bits; -// dev_err(&usb_dev->dev, "debug: %s: monitored_ibsta_bits=0x%x\n", -// __func__, ni_priv->monitored_ibsta_bits); spin_unlock_irqrestore(&board->spinlock, flags); retval = ni_usb_receive_control_msg(ni_priv, NI_USB_WAIT_REQUEST, USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE, 0x300, ni_usb_ibsta_monitor_mask & monitored_bits, buffer, buffer_length, 1000); if (retval != buffer_length) { - dev_err(&usb_dev->dev, "%s: usb_control_msg returned %i\n", __func__, retval); + dev_err(&usb_dev->dev, "usb_control_msg returned %i\n", retval); kfree(buffer); return -1; } @@ -1870,8 +1892,7 @@ static int ni_usb_setup_urbs(gpib_board_t *board) retval = usb_submit_urb(ni_priv->interrupt_urb, GFP_KERNEL); mutex_unlock(&ni_priv->interrupt_transfer_lock); if (retval) { - dev_err(&usb_dev->dev, "%s: failed to submit first interrupt urb, retval=%i\n", - __func__, retval); + dev_err(&usb_dev->dev, "failed to submit first interrupt urb, retval=%i\n", retval); return retval; } return 0; @@ -1902,7 +1923,6 @@ static int ni_usb_b_read_serial_number(struct ni_usb_priv *ni_priv) int j; unsigned int serial_number;
-// printk("%s: %s\n", __func__); in_data = kmalloc(in_data_length, GFP_KERNEL); if (!in_data) return -ENOMEM; @@ -1922,20 +1942,19 @@ static int ni_usb_b_read_serial_number(struct ni_usb_priv *ni_priv) i += ni_usb_bulk_termination(&out_data[i]); retval = ni_usb_send_bulk_msg(ni_priv, out_data, out_data_length, &bytes_written, 1000); if (retval) { - dev_err(&usb_dev->dev, "%s: ni_usb_send_bulk_msg returned %i, bytes_written=%i, i=%li\n", - __func__, + dev_err(&usb_dev->dev, "send_bulk_msg returned %i, bytes_written=%i, i=%li\n", retval, bytes_written, (long)out_data_length); goto serial_out; } retval = ni_usb_receive_bulk_msg(ni_priv, in_data, in_data_length, &bytes_read, 1000, 0); if (retval) { - dev_err(&usb_dev->dev, "%s: ni_usb_receive_bulk_msg returned %i, bytes_read=%i\n", - __func__, retval, bytes_read); + dev_err(&usb_dev->dev, "receive_bulk_msg returned %i, bytes_read=%i\n", + retval, bytes_read); ni_usb_dump_raw_block(in_data, bytes_read); goto serial_out; } if (ARRAY_SIZE(results) < num_reads) { - dev_err(&usb_dev->dev, "Setup bug\n"); + dev_err(&usb_dev->dev, "serial number eetup bug\n"); retval = -EINVAL; goto serial_out; } @@ -1943,7 +1962,7 @@ static int ni_usb_b_read_serial_number(struct ni_usb_priv *ni_priv) serial_number = 0; for (j = 0; j < num_reads; ++j) serial_number |= (results[j] & 0xff) << (8 * j); - dev_info(&usb_dev->dev, "%s: board serial number is 0x%x\n", __func__, serial_number); + dev_dbg(&usb_dev->dev, "board serial number is 0x%x\n", serial_number); retval = 0; serial_out: kfree(in_data); @@ -1971,22 +1990,22 @@ static int ni_usb_hs_wait_for_ready(struct ni_usb_priv *ni_priv) USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE, 0x0, 0x0, buffer, buffer_size, 1000); if (retval < 0) { - dev_err(&usb_dev->dev, "%s: usb_control_msg request 0x%x returned %i\n", - __func__, NI_USB_SERIAL_NUMBER_REQUEST, retval); + dev_err(&usb_dev->dev, "usb_control_msg request 0x%x returned %i\n", + NI_USB_SERIAL_NUMBER_REQUEST, retval); goto ready_out; } j = 0; if (buffer[j] != NI_USB_SERIAL_NUMBER_REQUEST) { - dev_err(&usb_dev->dev, "%s: unexpected data: buffer[%i]=0x%x, expected 0x%x\n", - __func__, j, (int)buffer[j], NI_USB_SERIAL_NUMBER_REQUEST); + dev_err(&usb_dev->dev, "unexpected data: buffer[%i]=0x%x, expected 0x%x\n", + j, (int)buffer[j], NI_USB_SERIAL_NUMBER_REQUEST); unexpected = 1; } if (unexpected) ni_usb_dump_raw_block(buffer, retval); // NI-USB-HS+ pads the serial with 0x0 to make 16 bytes if (retval != 5 && retval != 16) { - dev_err(&usb_dev->dev, "%s: received unexpected number of bytes = %i, expected 5 or 16\n", - __func__, retval); + dev_err(&usb_dev->dev, "received unexpected number of bytes = %i, expected 5 or 16\n", + retval); ni_usb_dump_raw_block(buffer, retval); } serial_number = 0; @@ -1994,7 +2013,7 @@ static int ni_usb_hs_wait_for_ready(struct ni_usb_priv *ni_priv) serial_number |= (buffer[++j] << 8); serial_number |= (buffer[++j] << 16); serial_number |= (buffer[++j] << 24); - dev_info(&usb_dev->dev, "%s: board serial number is 0x%x\n", __func__, serial_number); + dev_dbg(&usb_dev->dev, "board serial number is 0x%x\n", serial_number); for (i = 0; i < timeout; ++i) { int ready = 0;
@@ -2002,26 +2021,26 @@ static int ni_usb_hs_wait_for_ready(struct ni_usb_priv *ni_priv) USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE, 0x0, 0x0, buffer, buffer_size, 100); if (retval < 0) { - dev_err(&usb_dev->dev, "%s: usb_control_msg request 0x%x returned %i\n", - __func__, NI_USB_POLL_READY_REQUEST, retval); + dev_err(&usb_dev->dev, "usb_control_msg request 0x%x returned %i\n", + NI_USB_POLL_READY_REQUEST, retval); goto ready_out; } j = 0; unexpected = 0; if (buffer[j] != NI_USB_POLL_READY_REQUEST) { // [0] - dev_err(&usb_dev->dev, "%s: unexpected data: buffer[%i]=0x%x, expected 0x%x\n", - __func__, j, (int)buffer[j], NI_USB_POLL_READY_REQUEST); + dev_err(&usb_dev->dev, "unexpected data: buffer[%i]=0x%x, expected 0x%x\n", + j, (int)buffer[j], NI_USB_POLL_READY_REQUEST); unexpected = 1; } ++j; if (buffer[j] != 0x1 && buffer[j] != 0x0) { // [1] HS+ sends 0x0 - dev_err(&usb_dev->dev, "%s: unexpected data: buffer[%i]=0x%x, expected 0x1 or 0x0\n", - __func__, j, (int)buffer[j]); + dev_err(&usb_dev->dev, "unexpected data: buffer[%i]=0x%x, expected 0x1 or 0x0\n", + j, (int)buffer[j]); unexpected = 1; } if (buffer[++j] != 0x0) { // [2] - dev_err(&usb_dev->dev, "%s: unexpected data: buffer[%i]=0x%x, expected 0x%x\n", - __func__, j, (int)buffer[j], 0x0); + dev_err(&usb_dev->dev, "unexpected data: buffer[%i]=0x%x, expected 0x%x\n", + j, (int)buffer[j], 0x0); unexpected = 1; } ++j; @@ -2029,22 +2048,22 @@ static int ni_usb_hs_wait_for_ready(struct ni_usb_priv *ni_priv) // NI-USB-HS+ sends 0x0 if (buffer[j] != 0x1 && buffer[j] != 0x8 && buffer[j] != 0x7 && buffer[j] != 0x0) { // [3] - dev_err(&usb_dev->dev, "%s: unexpected data: buffer[%i]=0x%x, expected 0x0, 0x1, 0x7 or 0x8\n", - __func__, j, (int)buffer[j]); + dev_err(&usb_dev->dev, "unexpected data: buffer[%i]=0x%x, expected 0x0, 0x1, 0x7 or 0x8\n", + j, (int)buffer[j]); unexpected = 1; } ++j; // NI-USB-HS+ sends 0 here if (buffer[j] != 0x30 && buffer[j] != 0x0) { // [4] - dev_err(&usb_dev->dev, "%s: unexpected data: buffer[%i]=0x%x, expected 0x0 or 0x30\n", - __func__, j, (int)buffer[j]); + dev_err(&usb_dev->dev, "unexpected data: buffer[%i]=0x%x, expected 0x0 or 0x30\n", + j, (int)buffer[j]); unexpected = 1; } ++j; // MC usb-488 (and sometimes NI-USB-HS?) and NI-USB-HS+ sends 0x0 here if (buffer[j] != 0x1 && buffer[j] != 0x0) { // [5] - dev_err(&usb_dev->dev, "%s: unexpected data: buffer[%i]=0x%x, expected 0x1 or 0x0\n", - __func__, j, (int)buffer[j]); + dev_err(&usb_dev->dev, "unexpected data: buffer[%i]=0x%x, expected 0x1 or 0x0\n", + j, (int)buffer[j]); unexpected = 1; } if (buffer[++j] != 0x0) { // [6] @@ -2052,8 +2071,8 @@ static int ni_usb_hs_wait_for_ready(struct ni_usb_priv *ni_priv) // NI-USB-HS+ sends 0xf here if (buffer[j] != 0x2 && buffer[j] != 0xe && buffer[j] != 0xf && buffer[j] != 0x16) { - dev_err(&usb_dev->dev, "%s: unexpected data: buffer[%i]=0x%x, expected 0x2, 0xe, 0xf or 0x16\n", - __func__, j, (int)buffer[j]); + dev_err(&usb_dev->dev, "unexpected data: buffer[%i]=0x%x, expected 0x2, 0xe, 0xf or 0x16\n", + j, (int)buffer[j]); unexpected = 1; } } @@ -2062,30 +2081,30 @@ static int ni_usb_hs_wait_for_ready(struct ni_usb_priv *ni_priv) // MC usb-488 sends 0x5 here; MC usb-488A sends 0x6 here if (buffer[j] != 0x3 && buffer[j] != 0x5 && buffer[j] != 0x6 && buffer[j] != 0x8) { - dev_err(&usb_dev->dev, "%s: unexpected data: buffer[%i]=0x%x, expected 0x3 or 0x5, 0x6 or 0x08\n", - __func__, j, (int)buffer[j]); + dev_err(&usb_dev->dev, "unexpected data: buffer[%i]=0x%x, expected 0x3 or 0x5, 0x6 or 0x08\n", + j, (int)buffer[j]); unexpected = 1; } } ++j; if (buffer[j] != 0x0 && buffer[j] != 0x2) { // [8] MC usb-488 sends 0x2 here - dev_err(&usb_dev->dev, "%s: unexpected data: buffer[%i]=0x%x, expected 0x0 or 0x2\n", - __func__, j, (int)buffer[j]); + dev_err(&usb_dev->dev, " unexpected data: buffer[%i]=0x%x, expected 0x0 or 0x2\n", + j, (int)buffer[j]); unexpected = 1; } ++j; // MC usb-488A and NI-USB-HS sends 0x3 here; NI-USB-HS+ sends 0x30 here if (buffer[j] != 0x0 && buffer[j] != 0x3 && buffer[j] != 0x30) { // [9] - dev_err(&usb_dev->dev, "%s: unexpected data: buffer[%i]=0x%x, expected 0x0, 0x3 or 0x30\n", - __func__, j, (int)buffer[j]); + dev_err(&usb_dev->dev, "unexpected data: buffer[%i]=0x%x, expected 0x0, 0x3 or 0x30\n", + j, (int)buffer[j]); unexpected = 1; } if (buffer[++j] != 0x0) { ready = 1; if (buffer[j] != 0x96 && buffer[j] != 0x7 && buffer[j] != 0x6e) { // [10] MC usb-488 sends 0x7 here - dev_err(&usb_dev->dev, "%s: unexpected data: buffer[%i]=0x%x, expected 0x96, 0x07 or 0x6e\n", - __func__, j, (int)buffer[j]); + dev_err(&usb_dev->dev, "unexpected data: buffer[%i]=0x%x, expected 0x96, 0x07 or 0x6e\n", + j, (int)buffer[j]); unexpected = 1; } } @@ -2095,7 +2114,6 @@ static int ni_usb_hs_wait_for_ready(struct ni_usb_priv *ni_priv) break; retval = msleep_interruptible(msec_sleep_duration); if (retval) { - dev_err(&usb_dev->dev, "ni_usb_gpib: msleep interrupted\n"); retval = -ERESTARTSYS; goto ready_out; } @@ -2104,7 +2122,7 @@ static int ni_usb_hs_wait_for_ready(struct ni_usb_priv *ni_priv)
ready_out: kfree(buffer); - dev_dbg(&usb_dev->dev, "%s: exit retval=%d\n", __func__, retval); + dev_dbg(&usb_dev->dev, "exit retval=%d\n", retval); return retval; }
@@ -2132,14 +2150,14 @@ static int ni_usb_hs_plus_extra_init(struct ni_usb_priv *ni_priv) USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE, 0x0, 0x0, buffer, transfer_size, 1000); if (retval < 0) { - dev_err(&usb_dev->dev, "%s: usb_control_msg request 0x%x returned %i\n", - __func__, NI_USB_HS_PLUS_0x48_REQUEST, retval); + dev_err(&usb_dev->dev, "usb_control_msg request 0x%x returned %i\n", + NI_USB_HS_PLUS_0x48_REQUEST, retval); break; } // expected response data: 48 f3 30 00 00 00 00 00 00 00 00 00 00 00 00 00 if (buffer[0] != NI_USB_HS_PLUS_0x48_REQUEST) - dev_err(&usb_dev->dev, "%s: unexpected data: buffer[0]=0x%x, expected 0x%x\n", - __func__, (int)buffer[0], NI_USB_HS_PLUS_0x48_REQUEST); + dev_err(&usb_dev->dev, "unexpected data: buffer[0]=0x%x, expected 0x%x\n", + (int)buffer[0], NI_USB_HS_PLUS_0x48_REQUEST);
transfer_size = 2;
@@ -2147,14 +2165,14 @@ static int ni_usb_hs_plus_extra_init(struct ni_usb_priv *ni_priv) USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE, 0x1, 0x0, buffer, transfer_size, 1000); if (retval < 0) { - dev_err(&usb_dev->dev, "%s: usb_control_msg request 0x%x returned %i\n", - __func__, NI_USB_HS_PLUS_LED_REQUEST, retval); + dev_err(&usb_dev->dev, "usb_control_msg request 0x%x returned %i\n", + NI_USB_HS_PLUS_LED_REQUEST, retval); break; } // expected response data: 4b 00 if (buffer[0] != NI_USB_HS_PLUS_LED_REQUEST) - dev_err(&usb_dev->dev, "%s: unexpected data: buffer[0]=0x%x, expected 0x%x\n", - __func__, (int)buffer[0], NI_USB_HS_PLUS_LED_REQUEST); + dev_err(&usb_dev->dev, "unexpected data: buffer[0]=0x%x, expected 0x%x\n", + (int)buffer[0], NI_USB_HS_PLUS_LED_REQUEST);
transfer_size = 9;
@@ -2163,15 +2181,14 @@ static int ni_usb_hs_plus_extra_init(struct ni_usb_priv *ni_priv) USB_RECIP_INTERFACE, 0x0, 0x1, buffer, transfer_size, 1000); if (retval < 0) { - dev_err(&usb_dev->dev, "%s: usb_control_msg request 0x%x returned %i\n", - __func__, NI_USB_HS_PLUS_0xf8_REQUEST, retval); + dev_err(&usb_dev->dev, "usb_control_msg request 0x%x returned %i\n", + NI_USB_HS_PLUS_0xf8_REQUEST, retval); break; } // expected response data: f8 01 00 00 00 01 00 00 00 if (buffer[0] != NI_USB_HS_PLUS_0xf8_REQUEST) - dev_err(&usb_dev->dev, "%s: unexpected data: buffer[0]=0x%x, expected 0x%x\n", - __func__, (int)buffer[0], NI_USB_HS_PLUS_0xf8_REQUEST); - + dev_err(&usb_dev->dev, "unexpected data: buffer[0]=0x%x, expected 0x%x\n", + (int)buffer[0], NI_USB_HS_PLUS_0xf8_REQUEST); } while (0);
// cleanup @@ -2190,7 +2207,7 @@ static inline int ni_usb_device_match(struct usb_interface *interface, static int ni_usb_attach(gpib_board_t *board, const gpib_board_config_t *config) { int retval; - int i; + int i, index; struct ni_usb_priv *ni_priv; int product_id; struct usb_device *usb_dev; @@ -2209,19 +2226,17 @@ static int ni_usb_attach(gpib_board_t *board, const gpib_board_config_t *config) ni_priv->bus_interface = ni_usb_driver_interfaces[i]; usb_set_intfdata(ni_usb_driver_interfaces[i], board); usb_dev = interface_to_usbdev(ni_priv->bus_interface); - dev_info(&usb_dev->dev, - "bus %d dev num %d attached to gpib minor %d, NI usb interface %i\n", - usb_dev->bus->busnum, usb_dev->devnum, board->minor, i); + index = i; break; } } if (i == MAX_NUM_NI_USB_INTERFACES) { mutex_unlock(&ni_usb_hotplug_lock); - pr_err("No supported NI usb gpib adapters found, have you loaded its firmware?\n"); + dev_err(board->gpib_dev, "No supported adapters found, have you loaded its firmware?\n"); return -ENODEV; } if (usb_reset_configuration(interface_to_usbdev(ni_priv->bus_interface))) - dev_err(&usb_dev->dev, "ni_usb_gpib: usb_reset_configuration() failed.\n"); + dev_err(&usb_dev->dev, "usb_reset_configuration() failed.\n");
product_id = le16_to_cpu(usb_dev->descriptor.idProduct); ni_priv->product_id = product_id; @@ -2294,7 +2309,9 @@ static int ni_usb_attach(gpib_board_t *board, const gpib_board_config_t *config) }
mutex_unlock(&ni_usb_hotplug_lock); - dev_info(&usb_dev->dev, "%s: attached\n", __func__); + dev_info(&usb_dev->dev, + "bus %d dev num %d attached to gpib%d, intf %i\n", + usb_dev->bus->busnum, usb_dev->devnum, board->minor, index); return retval; }
@@ -2302,27 +2319,19 @@ static int ni_usb_shutdown_hardware(struct ni_usb_priv *ni_priv) { struct usb_device *usb_dev = interface_to_usbdev(ni_priv->bus_interface); int retval; - int i = 0; struct ni_usb_register writes[2]; static const int writes_length = ARRAY_SIZE(writes); unsigned int ibsta;
-// printk("%s: %s\n", __func__); - writes[i].device = NIUSB_SUBDEV_TNT4882; - writes[i].address = nec7210_to_tnt4882_offset(AUXMR); - writes[i].value = AUX_CR; - i++; - writes[i].device = NIUSB_SUBDEV_UNKNOWN3; - writes[i].address = 0x10; - writes[i].value = 0x0; - i++; - if (i > writes_length) { - dev_err(&usb_dev->dev, "%s: bug!, buffer overrun, i=%i\n", __func__, i); - return -EINVAL; - } - retval = ni_usb_write_registers(ni_priv, writes, i, &ibsta); + writes[0].device = NIUSB_SUBDEV_TNT4882; + writes[0].address = nec7210_to_tnt4882_offset(AUXMR); + writes[0].value = AUX_CR; + writes[1].device = NIUSB_SUBDEV_UNKNOWN3; + writes[1].address = 0x10; + writes[1].value = 0x0; + retval = ni_usb_write_registers(ni_priv, writes, writes_length, &ibsta); if (retval) { - dev_err(&usb_dev->dev, "%s: register write failed, retval=%i\n", __func__, retval); + dev_err(&usb_dev->dev, "register write failed, retval=%i\n", retval); return retval; } return 0; @@ -2411,7 +2420,7 @@ static int ni_usb_driver_probe(struct usb_interface *interface, const struct usb if (i == MAX_NUM_NI_USB_INTERFACES) { usb_put_dev(usb_dev); mutex_unlock(&ni_usb_hotplug_lock); - dev_err(&usb_dev->dev, "%s: ni_usb_driver_interfaces[] full\n", __func__); + dev_err(&usb_dev->dev, "ni_usb_driver_interfaces[] full\n"); return -1; } path = kmalloc(path_length, GFP_KERNEL); @@ -2421,7 +2430,7 @@ static int ni_usb_driver_probe(struct usb_interface *interface, const struct usb return -ENOMEM; } usb_make_path(usb_dev, path, path_length); - dev_info(&usb_dev->dev, "ni_usb_gpib: probe succeeded for path: %s\n", path); + dev_info(&usb_dev->dev, "probe succeeded for path: %s\n", path); kfree(path); mutex_unlock(&ni_usb_hotplug_lock); return 0; @@ -2456,8 +2465,7 @@ static void ni_usb_driver_disconnect(struct usb_interface *interface) } } if (i == MAX_NUM_NI_USB_INTERFACES) - dev_err(&usb_dev->dev, "%s: unable to find interface in ni_usb_driver_interfaces[]? bug?\n", - __func__); + dev_err(&usb_dev->dev, "unable to find interface bug?\n"); usb_put_dev(usb_dev); mutex_unlock(&ni_usb_hotplug_lock); } @@ -2496,9 +2504,9 @@ static int ni_usb_driver_suspend(struct usb_interface *interface, pm_message_t m ni_usb_cleanup_urbs(ni_priv); mutex_unlock(&ni_priv->interrupt_transfer_lock); } - dev_info(&usb_dev->dev, - "bus %d dev num %d gpib minor %d, ni usb interface %i suspended\n", - usb_dev->bus->busnum, usb_dev->devnum, board->minor, i); + dev_dbg(&usb_dev->dev, + "bus %d dev num %d gpib%d, interface %i suspended\n", + usb_dev->bus->busnum, usb_dev->devnum, board->minor, i); }
mutex_unlock(&ni_usb_hotplug_lock); @@ -2533,15 +2541,15 @@ static int ni_usb_driver_resume(struct usb_interface *interface) mutex_lock(&ni_priv->interrupt_transfer_lock); retval = usb_submit_urb(ni_priv->interrupt_urb, GFP_KERNEL); if (retval) { - dev_err(&usb_dev->dev, "%s: failed to resubmit interrupt urb, retval=%i\n", - __func__, retval); + dev_err(&usb_dev->dev, "resume failed to resubmit interrupt urb, retval=%i\n", + retval); mutex_unlock(&ni_priv->interrupt_transfer_lock); mutex_unlock(&ni_usb_hotplug_lock); return retval; } mutex_unlock(&ni_priv->interrupt_transfer_lock); } else { - dev_err(&usb_dev->dev, "%s: bug! int urb not set up\n", __func__); + dev_err(&usb_dev->dev, "bug! resume int urb not set up\n"); mutex_unlock(&ni_usb_hotplug_lock); return -EINVAL; } @@ -2598,9 +2606,9 @@ static int ni_usb_driver_resume(struct usb_interface *interface) if (ni_priv->ren_state) ni_usb_remote_enable(board, 1);
- dev_info(&usb_dev->dev, - "bus %d dev num %d gpib minor %d, ni usb interface %i resumed\n", - usb_dev->bus->busnum, usb_dev->devnum, board->minor, i); + dev_dbg(&usb_dev->dev, + "bus %d dev num %d gpib%d, interface %i resumed\n", + usb_dev->bus->busnum, usb_dev->devnum, board->minor, i); }
mutex_unlock(&ni_usb_hotplug_lock); @@ -2608,7 +2616,7 @@ static int ni_usb_driver_resume(struct usb_interface *interface) }
static struct usb_driver ni_usb_bus_driver = { - .name = "ni_usb_gpib", + .name = DRV_NAME, .probe = ni_usb_driver_probe, .disconnect = ni_usb_driver_disconnect, .suspend = ni_usb_driver_suspend, @@ -2619,19 +2627,28 @@ static struct usb_driver ni_usb_bus_driver = { static int __init ni_usb_init_module(void) { int i; + int ret;
- pr_info("ni_usb_gpib driver loading\n"); for (i = 0; i < MAX_NUM_NI_USB_INTERFACES; i++) ni_usb_driver_interfaces[i] = NULL; - usb_register(&ni_usb_bus_driver); - gpib_register_driver(&ni_usb_gpib_interface, THIS_MODULE); + + ret = usb_register(&ni_usb_bus_driver); + if (ret) { + pr_err("usb_register failed: error = %d\n", ret); + return ret; + } + + ret = gpib_register_driver(&ni_usb_gpib_interface, THIS_MODULE); + if (ret) { + pr_err("gpib_register_driver failed: error = %d\n", ret); + return ret; + }
return 0; }
static void __exit ni_usb_exit_module(void) { - pr_info("ni_usb_gpib driver unloading\n"); gpib_unregister_driver(&ni_usb_gpib_interface); usb_deregister(&ni_usb_bus_driver); } diff --git a/drivers/staging/gpib/ni_usb/ni_usb_gpib.h b/drivers/staging/gpib/ni_usb/ni_usb_gpib.h index 9b21dfa0f3f6..4b297db09a9b 100644 --- a/drivers/staging/gpib/ni_usb/ni_usb_gpib.h +++ b/drivers/staging/gpib/ni_usb/ni_usb_gpib.h @@ -56,7 +56,7 @@ enum hs_plus_endpoint_addresses { };
struct ni_usb_urb_ctx { - struct semaphore complete; + struct completion complete; unsigned timed_out : 1; };
diff --git a/drivers/staging/rtl8723bs/Kconfig b/drivers/staging/rtl8723bs/Kconfig index 8d48c61961a6..353e6ee2c145 100644 --- a/drivers/staging/rtl8723bs/Kconfig +++ b/drivers/staging/rtl8723bs/Kconfig @@ -4,6 +4,7 @@ config RTL8723BS depends on WLAN && MMC && CFG80211 depends on m select CRYPTO + select CRYPTO_LIB_AES select CRYPTO_LIB_ARC4 help This option enables support for RTL8723BS SDIO drivers, such as diff --git a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c index a4e83e5d619b..0c7ea2d0ee85 100644 --- a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c +++ b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c @@ -308,6 +308,20 @@ static struct vchiq_arm_state *vchiq_platform_get_arm_state(struct vchiq_state * return (struct vchiq_arm_state *)state->platform_state; }
+static void +vchiq_platform_uninit(struct vchiq_drv_mgmt *mgmt) +{ + struct vchiq_arm_state *arm_state; + + kthread_stop(mgmt->state.sync_thread); + kthread_stop(mgmt->state.recycle_thread); + kthread_stop(mgmt->state.slot_handler_thread); + + arm_state = vchiq_platform_get_arm_state(&mgmt->state); + if (!IS_ERR_OR_NULL(arm_state->ka_thread)) + kthread_stop(arm_state->ka_thread); +} + void vchiq_dump_platform_state(struct seq_file *f) { seq_puts(f, " Platform: 2835 (VC master)\n"); @@ -1386,8 +1400,6 @@ static int vchiq_probe(struct platform_device *pdev) return ret; }
- vchiq_debugfs_init(&mgmt->state); - dev_dbg(&pdev->dev, "arm: platform initialised - version %d (min %d)\n", VCHIQ_VERSION, VCHIQ_VERSION_MIN);
@@ -1398,9 +1410,12 @@ static int vchiq_probe(struct platform_device *pdev) ret = vchiq_register_chrdev(&pdev->dev); if (ret) { dev_err(&pdev->dev, "arm: Failed to initialize vchiq cdev\n"); + vchiq_platform_uninit(mgmt); return ret; }
+ vchiq_debugfs_init(&mgmt->state); + bcm2835_audio = vchiq_device_register(&pdev->dev, "bcm2835-audio"); bcm2835_camera = vchiq_device_register(&pdev->dev, "bcm2835-camera");
@@ -1410,19 +1425,12 @@ static int vchiq_probe(struct platform_device *pdev) static void vchiq_remove(struct platform_device *pdev) { struct vchiq_drv_mgmt *mgmt = dev_get_drvdata(&pdev->dev); - struct vchiq_arm_state *arm_state;
vchiq_device_unregister(bcm2835_audio); vchiq_device_unregister(bcm2835_camera); vchiq_debugfs_deinit(); vchiq_deregister_chrdev(); - - kthread_stop(mgmt->state.sync_thread); - kthread_stop(mgmt->state.recycle_thread); - kthread_stop(mgmt->state.slot_handler_thread); - - arm_state = vchiq_platform_get_arm_state(&mgmt->state); - kthread_stop(arm_state->ka_thread); + vchiq_platform_uninit(mgmt); }
static struct platform_driver vchiq_driver = { diff --git a/drivers/thermal/intel/int340x_thermal/int3402_thermal.c b/drivers/thermal/intel/int340x_thermal/int3402_thermal.c index 543b03960e99..57b90005888a 100644 --- a/drivers/thermal/intel/int340x_thermal/int3402_thermal.c +++ b/drivers/thermal/intel/int340x_thermal/int3402_thermal.c @@ -45,6 +45,9 @@ static int int3402_thermal_probe(struct platform_device *pdev) struct int3402_thermal_data *d; int ret;
+ if (!adev) + return -ENODEV; + if (!acpi_has_method(adev->handle, "_TMP")) return -ENODEV;
diff --git a/drivers/tty/n_tty.c b/drivers/tty/n_tty.c index 5e9ca4376d68..94fa981081fd 100644 --- a/drivers/tty/n_tty.c +++ b/drivers/tty/n_tty.c @@ -486,7 +486,8 @@ static int do_output_char(u8 c, struct tty_struct *tty, int space) static int process_output(u8 c, struct tty_struct *tty) { struct n_tty_data *ldata = tty->disc_data; - int space, retval; + unsigned int space; + int retval;
mutex_lock(&ldata->output_lock);
@@ -522,16 +523,16 @@ static ssize_t process_output_block(struct tty_struct *tty, const u8 *buf, unsigned int nr) { struct n_tty_data *ldata = tty->disc_data; - int space; - int i; + unsigned int space; + int i; const u8 *cp;
mutex_lock(&ldata->output_lock);
space = tty_write_room(tty); - if (space <= 0) { + if (space == 0) { mutex_unlock(&ldata->output_lock); - return space; + return 0; } if (nr > space) nr = space; @@ -696,7 +697,7 @@ static int n_tty_process_echo_ops(struct tty_struct *tty, size_t *tail, static size_t __process_echoes(struct tty_struct *tty) { struct n_tty_data *ldata = tty->disc_data; - int space, old_space; + unsigned int space, old_space; size_t tail; u8 c;
diff --git a/drivers/tty/serial/fsl_lpuart.c b/drivers/tty/serial/fsl_lpuart.c index 433cf2267e16..ca5beb083115 100644 --- a/drivers/tty/serial/fsl_lpuart.c +++ b/drivers/tty/serial/fsl_lpuart.c @@ -441,7 +441,7 @@ static unsigned int lpuart_get_baud_clk_rate(struct lpuart_port *sport)
static void lpuart_stop_tx(struct uart_port *port) { - unsigned char temp; + u8 temp;
temp = readb(port->membase + UARTCR2); temp &= ~(UARTCR2_TIE | UARTCR2_TCIE); @@ -450,7 +450,7 @@ static void lpuart_stop_tx(struct uart_port *port)
static void lpuart32_stop_tx(struct uart_port *port) { - unsigned long temp; + u32 temp;
temp = lpuart32_read(port, UARTCTRL); temp &= ~(UARTCTRL_TIE | UARTCTRL_TCIE); @@ -459,7 +459,7 @@ static void lpuart32_stop_tx(struct uart_port *port)
static void lpuart_stop_rx(struct uart_port *port) { - unsigned char temp; + u8 temp;
temp = readb(port->membase + UARTCR2); writeb(temp & ~UARTCR2_RE, port->membase + UARTCR2); @@ -467,7 +467,7 @@ static void lpuart_stop_rx(struct uart_port *port)
static void lpuart32_stop_rx(struct uart_port *port) { - unsigned long temp; + u32 temp;
temp = lpuart32_read(port, UARTCTRL); lpuart32_write(port, temp & ~UARTCTRL_RE, UARTCTRL); @@ -581,7 +581,7 @@ static int lpuart_dma_tx_request(struct uart_port *port) ret = dmaengine_slave_config(sport->dma_tx_chan, &dma_tx_sconfig);
if (ret) { - dev_err(sport->port.dev, + dev_err(port->dev, "DMA slave config failed, err = %d\n", ret); return ret; } @@ -611,13 +611,13 @@ static void lpuart_flush_buffer(struct uart_port *port) }
if (lpuart_is_32(sport)) { - val = lpuart32_read(&sport->port, UARTFIFO); + val = lpuart32_read(port, UARTFIFO); val |= UARTFIFO_TXFLUSH | UARTFIFO_RXFLUSH; - lpuart32_write(&sport->port, val, UARTFIFO); + lpuart32_write(port, val, UARTFIFO); } else { - val = readb(sport->port.membase + UARTCFIFO); + val = readb(port->membase + UARTCFIFO); val |= UARTCFIFO_TXFLUSH | UARTCFIFO_RXFLUSH; - writeb(val, sport->port.membase + UARTCFIFO); + writeb(val, port->membase + UARTCFIFO); } }
@@ -639,38 +639,36 @@ static void lpuart32_wait_bit_set(struct uart_port *port, unsigned int offset,
static int lpuart_poll_init(struct uart_port *port) { - struct lpuart_port *sport = container_of(port, - struct lpuart_port, port); unsigned long flags; - unsigned char temp; + u8 temp;
- sport->port.fifosize = 0; + port->fifosize = 0;
- uart_port_lock_irqsave(&sport->port, &flags); + uart_port_lock_irqsave(port, &flags); /* Disable Rx & Tx */ - writeb(0, sport->port.membase + UARTCR2); + writeb(0, port->membase + UARTCR2);
- temp = readb(sport->port.membase + UARTPFIFO); + temp = readb(port->membase + UARTPFIFO); /* Enable Rx and Tx FIFO */ writeb(temp | UARTPFIFO_RXFE | UARTPFIFO_TXFE, - sport->port.membase + UARTPFIFO); + port->membase + UARTPFIFO);
/* flush Tx and Rx FIFO */ writeb(UARTCFIFO_TXFLUSH | UARTCFIFO_RXFLUSH, - sport->port.membase + UARTCFIFO); + port->membase + UARTCFIFO);
/* explicitly clear RDRF */ - if (readb(sport->port.membase + UARTSR1) & UARTSR1_RDRF) { - readb(sport->port.membase + UARTDR); - writeb(UARTSFIFO_RXUF, sport->port.membase + UARTSFIFO); + if (readb(port->membase + UARTSR1) & UARTSR1_RDRF) { + readb(port->membase + UARTDR); + writeb(UARTSFIFO_RXUF, port->membase + UARTSFIFO); }
- writeb(0, sport->port.membase + UARTTWFIFO); - writeb(1, sport->port.membase + UARTRWFIFO); + writeb(0, port->membase + UARTTWFIFO); + writeb(1, port->membase + UARTRWFIFO);
/* Enable Rx and Tx */ - writeb(UARTCR2_RE | UARTCR2_TE, sport->port.membase + UARTCR2); - uart_port_unlock_irqrestore(&sport->port, flags); + writeb(UARTCR2_RE | UARTCR2_TE, port->membase + UARTCR2); + uart_port_unlock_irqrestore(port, flags);
return 0; } @@ -693,33 +691,32 @@ static int lpuart_poll_get_char(struct uart_port *port) static int lpuart32_poll_init(struct uart_port *port) { unsigned long flags; - struct lpuart_port *sport = container_of(port, struct lpuart_port, port); u32 temp;
- sport->port.fifosize = 0; + port->fifosize = 0;
- uart_port_lock_irqsave(&sport->port, &flags); + uart_port_lock_irqsave(port, &flags);
/* Disable Rx & Tx */ - lpuart32_write(&sport->port, 0, UARTCTRL); + lpuart32_write(port, 0, UARTCTRL);
- temp = lpuart32_read(&sport->port, UARTFIFO); + temp = lpuart32_read(port, UARTFIFO);
/* Enable Rx and Tx FIFO */ - lpuart32_write(&sport->port, temp | UARTFIFO_RXFE | UARTFIFO_TXFE, UARTFIFO); + lpuart32_write(port, temp | UARTFIFO_RXFE | UARTFIFO_TXFE, UARTFIFO);
/* flush Tx and Rx FIFO */ - lpuart32_write(&sport->port, UARTFIFO_TXFLUSH | UARTFIFO_RXFLUSH, UARTFIFO); + lpuart32_write(port, UARTFIFO_TXFLUSH | UARTFIFO_RXFLUSH, UARTFIFO);
/* explicitly clear RDRF */ - if (lpuart32_read(&sport->port, UARTSTAT) & UARTSTAT_RDRF) { - lpuart32_read(&sport->port, UARTDATA); - lpuart32_write(&sport->port, UARTFIFO_RXUF, UARTFIFO); + if (lpuart32_read(port, UARTSTAT) & UARTSTAT_RDRF) { + lpuart32_read(port, UARTDATA); + lpuart32_write(port, UARTFIFO_RXUF, UARTFIFO); }
/* Enable Rx and Tx */ - lpuart32_write(&sport->port, UARTCTRL_RE | UARTCTRL_TE, UARTCTRL); - uart_port_unlock_irqrestore(&sport->port, flags); + lpuart32_write(port, UARTCTRL_RE | UARTCTRL_TE, UARTCTRL); + uart_port_unlock_irqrestore(port, flags);
return 0; } @@ -752,7 +749,7 @@ static inline void lpuart_transmit_buffer(struct lpuart_port *sport) static inline void lpuart32_transmit_buffer(struct lpuart_port *sport) { struct tty_port *tport = &sport->port.state->port; - unsigned long txcnt; + u32 txcnt; unsigned char c;
if (sport->port.x_char) { @@ -789,7 +786,7 @@ static void lpuart_start_tx(struct uart_port *port) { struct lpuart_port *sport = container_of(port, struct lpuart_port, port); - unsigned char temp; + u8 temp;
temp = readb(port->membase + UARTCR2); writeb(temp | UARTCR2_TIE, port->membase + UARTCR2); @@ -806,7 +803,7 @@ static void lpuart_start_tx(struct uart_port *port) static void lpuart32_start_tx(struct uart_port *port) { struct lpuart_port *sport = container_of(port, struct lpuart_port, port); - unsigned long temp; + u32 temp;
if (sport->lpuart_dma_tx_use) { if (!lpuart_stopped_or_empty(port)) @@ -839,8 +836,8 @@ static unsigned int lpuart_tx_empty(struct uart_port *port) { struct lpuart_port *sport = container_of(port, struct lpuart_port, port); - unsigned char sr1 = readb(port->membase + UARTSR1); - unsigned char sfifo = readb(port->membase + UARTSFIFO); + u8 sr1 = readb(port->membase + UARTSR1); + u8 sfifo = readb(port->membase + UARTSFIFO);
if (sport->dma_tx_in_progress) return 0; @@ -855,9 +852,9 @@ static unsigned int lpuart32_tx_empty(struct uart_port *port) { struct lpuart_port *sport = container_of(port, struct lpuart_port, port); - unsigned long stat = lpuart32_read(port, UARTSTAT); - unsigned long sfifo = lpuart32_read(port, UARTFIFO); - unsigned long ctrl = lpuart32_read(port, UARTCTRL); + u32 stat = lpuart32_read(port, UARTSTAT); + u32 sfifo = lpuart32_read(port, UARTFIFO); + u32 ctrl = lpuart32_read(port, UARTCTRL);
if (sport->dma_tx_in_progress) return 0; @@ -884,7 +881,7 @@ static void lpuart_rxint(struct lpuart_port *sport) { unsigned int flg, ignored = 0, overrun = 0; struct tty_port *port = &sport->port.state->port; - unsigned char rx, sr; + u8 rx, sr;
uart_port_lock(&sport->port);
@@ -961,7 +958,7 @@ static void lpuart32_rxint(struct lpuart_port *sport) { unsigned int flg, ignored = 0; struct tty_port *port = &sport->port.state->port; - unsigned long rx, sr; + u32 rx, sr; bool is_break;
uart_port_lock(&sport->port); @@ -1039,7 +1036,7 @@ static void lpuart32_rxint(struct lpuart_port *sport) static irqreturn_t lpuart_int(int irq, void *dev_id) { struct lpuart_port *sport = dev_id; - unsigned char sts; + u8 sts;
sts = readb(sport->port.membase + UARTSR1);
@@ -1113,7 +1110,7 @@ static void lpuart_copy_rx_to_tty(struct lpuart_port *sport) int count, copied;
if (lpuart_is_32(sport)) { - unsigned long sr = lpuart32_read(&sport->port, UARTSTAT); + u32 sr = lpuart32_read(&sport->port, UARTSTAT);
if (sr & (UARTSTAT_PE | UARTSTAT_FE)) { /* Clear the error flags */ @@ -1125,10 +1122,10 @@ static void lpuart_copy_rx_to_tty(struct lpuart_port *sport) sport->port.icount.frame++; } } else { - unsigned char sr = readb(sport->port.membase + UARTSR1); + u8 sr = readb(sport->port.membase + UARTSR1);
if (sr & (UARTSR1_PE | UARTSR1_FE)) { - unsigned char cr2; + u8 cr2;
/* Disable receiver during this operation... */ cr2 = readb(sport->port.membase + UARTCR2); @@ -1279,7 +1276,7 @@ static void lpuart32_dma_idleint(struct lpuart_port *sport) static irqreturn_t lpuart32_int(int irq, void *dev_id) { struct lpuart_port *sport = dev_id; - unsigned long sts, rxcount; + u32 sts, rxcount;
sts = lpuart32_read(&sport->port, UARTSTAT); rxcount = lpuart32_read(&sport->port, UARTWATER); @@ -1411,12 +1408,12 @@ static inline int lpuart_start_rx_dma(struct lpuart_port *sport) dma_async_issue_pending(chan);
if (lpuart_is_32(sport)) { - unsigned long temp = lpuart32_read(&sport->port, UARTBAUD); + u32 temp = lpuart32_read(&sport->port, UARTBAUD);
lpuart32_write(&sport->port, temp | UARTBAUD_RDMAE, UARTBAUD);
if (sport->dma_idle_int) { - unsigned long ctrl = lpuart32_read(&sport->port, UARTCTRL); + u32 ctrl = lpuart32_read(&sport->port, UARTCTRL);
lpuart32_write(&sport->port, ctrl | UARTCTRL_ILIE, UARTCTRL); } @@ -1449,12 +1446,9 @@ static void lpuart_dma_rx_free(struct uart_port *port) static int lpuart_config_rs485(struct uart_port *port, struct ktermios *termios, struct serial_rs485 *rs485) { - struct lpuart_port *sport = container_of(port, - struct lpuart_port, port); - - u8 modem = readb(sport->port.membase + UARTMODEM) & + u8 modem = readb(port->membase + UARTMODEM) & ~(UARTMODEM_TXRTSPOL | UARTMODEM_TXRTSE); - writeb(modem, sport->port.membase + UARTMODEM); + writeb(modem, port->membase + UARTMODEM);
if (rs485->flags & SER_RS485_ENABLED) { /* Enable auto RS-485 RTS mode */ @@ -1472,32 +1466,29 @@ static int lpuart_config_rs485(struct uart_port *port, struct ktermios *termios, modem &= ~UARTMODEM_TXRTSPOL; }
- writeb(modem, sport->port.membase + UARTMODEM); + writeb(modem, port->membase + UARTMODEM); return 0; }
static int lpuart32_config_rs485(struct uart_port *port, struct ktermios *termios, struct serial_rs485 *rs485) { - struct lpuart_port *sport = container_of(port, - struct lpuart_port, port); - - unsigned long modem = lpuart32_read(&sport->port, UARTMODIR) + u32 modem = lpuart32_read(port, UARTMODIR) & ~(UARTMODIR_TXRTSPOL | UARTMODIR_TXRTSE); u32 ctrl;
/* TXRTSE and TXRTSPOL only can be changed when transmitter is disabled. */ - ctrl = lpuart32_read(&sport->port, UARTCTRL); + ctrl = lpuart32_read(port, UARTCTRL); if (ctrl & UARTCTRL_TE) { /* wait for the transmit engine to complete */ - lpuart32_wait_bit_set(&sport->port, UARTSTAT, UARTSTAT_TC); - lpuart32_write(&sport->port, ctrl & ~UARTCTRL_TE, UARTCTRL); + lpuart32_wait_bit_set(port, UARTSTAT, UARTSTAT_TC); + lpuart32_write(port, ctrl & ~UARTCTRL_TE, UARTCTRL);
- while (lpuart32_read(&sport->port, UARTCTRL) & UARTCTRL_TE) + while (lpuart32_read(port, UARTCTRL) & UARTCTRL_TE) cpu_relax(); }
- lpuart32_write(&sport->port, modem, UARTMODIR); + lpuart32_write(port, modem, UARTMODIR);
if (rs485->flags & SER_RS485_ENABLED) { /* Enable auto RS-485 RTS mode */ @@ -1515,10 +1506,10 @@ static int lpuart32_config_rs485(struct uart_port *port, struct ktermios *termio modem &= ~UARTMODIR_TXRTSPOL; }
- lpuart32_write(&sport->port, modem, UARTMODIR); + lpuart32_write(port, modem, UARTMODIR);
if (ctrl & UARTCTRL_TE) - lpuart32_write(&sport->port, ctrl, UARTCTRL); + lpuart32_write(port, ctrl, UARTCTRL);
return 0; } @@ -1577,7 +1568,7 @@ static void lpuart32_set_mctrl(struct uart_port *port, unsigned int mctrl)
static void lpuart_break_ctl(struct uart_port *port, int break_state) { - unsigned char temp; + u8 temp;
temp = readb(port->membase + UARTCR2) & ~UARTCR2_SBK;
@@ -1589,7 +1580,7 @@ static void lpuart_break_ctl(struct uart_port *port, int break_state)
static void lpuart32_break_ctl(struct uart_port *port, int break_state) { - unsigned long temp; + u32 temp;
temp = lpuart32_read(port, UARTCTRL);
@@ -1623,8 +1614,7 @@ static void lpuart32_break_ctl(struct uart_port *port, int break_state)
static void lpuart_setup_watermark(struct lpuart_port *sport) { - unsigned char val, cr2; - unsigned char cr2_saved; + u8 val, cr2, cr2_saved;
cr2 = readb(sport->port.membase + UARTCR2); cr2_saved = cr2; @@ -1657,7 +1647,7 @@ static void lpuart_setup_watermark(struct lpuart_port *sport)
static void lpuart_setup_watermark_enable(struct lpuart_port *sport) { - unsigned char cr2; + u8 cr2;
lpuart_setup_watermark(sport);
@@ -1668,8 +1658,7 @@ static void lpuart_setup_watermark_enable(struct lpuart_port *sport)
static void lpuart32_setup_watermark(struct lpuart_port *sport) { - unsigned long val, ctrl; - unsigned long ctrl_saved; + u32 val, ctrl, ctrl_saved;
ctrl = lpuart32_read(&sport->port, UARTCTRL); ctrl_saved = ctrl; @@ -1778,7 +1767,7 @@ static void lpuart_tx_dma_startup(struct lpuart_port *sport) static void lpuart_rx_dma_startup(struct lpuart_port *sport) { int ret; - unsigned char cr3; + u8 cr3;
if (uart_console(&sport->port)) goto err; @@ -1828,14 +1817,14 @@ static void lpuart_hw_setup(struct lpuart_port *sport) static int lpuart_startup(struct uart_port *port) { struct lpuart_port *sport = container_of(port, struct lpuart_port, port); - unsigned char temp; + u8 temp;
/* determine FIFO size and enable FIFO mode */ - temp = readb(sport->port.membase + UARTPFIFO); + temp = readb(port->membase + UARTPFIFO);
sport->txfifo_size = UARTFIFO_DEPTH((temp >> UARTPFIFO_TXSIZE_OFF) & UARTPFIFO_FIFOSIZE_MASK); - sport->port.fifosize = sport->txfifo_size; + port->fifosize = sport->txfifo_size;
sport->rxfifo_size = UARTFIFO_DEPTH((temp >> UARTPFIFO_RXSIZE_OFF) & UARTPFIFO_FIFOSIZE_MASK); @@ -1848,7 +1837,7 @@ static int lpuart_startup(struct uart_port *port)
static void lpuart32_hw_disable(struct lpuart_port *sport) { - unsigned long temp; + u32 temp;
temp = lpuart32_read(&sport->port, UARTCTRL); temp &= ~(UARTCTRL_RIE | UARTCTRL_ILIE | UARTCTRL_RE | @@ -1858,7 +1847,7 @@ static void lpuart32_hw_disable(struct lpuart_port *sport)
static void lpuart32_configure(struct lpuart_port *sport) { - unsigned long temp; + u32 temp;
temp = lpuart32_read(&sport->port, UARTCTRL); if (!sport->lpuart_dma_rx_use) @@ -1888,14 +1877,14 @@ static void lpuart32_hw_setup(struct lpuart_port *sport) static int lpuart32_startup(struct uart_port *port) { struct lpuart_port *sport = container_of(port, struct lpuart_port, port); - unsigned long temp; + u32 temp;
/* determine FIFO size */ - temp = lpuart32_read(&sport->port, UARTFIFO); + temp = lpuart32_read(port, UARTFIFO);
sport->txfifo_size = UARTFIFO_DEPTH((temp >> UARTFIFO_TXSIZE_OFF) & UARTFIFO_FIFOSIZE_MASK); - sport->port.fifosize = sport->txfifo_size; + port->fifosize = sport->txfifo_size;
sport->rxfifo_size = UARTFIFO_DEPTH((temp >> UARTFIFO_RXSIZE_OFF) & UARTFIFO_FIFOSIZE_MASK); @@ -1908,7 +1897,7 @@ static int lpuart32_startup(struct uart_port *port) if (is_layerscape_lpuart(sport)) { sport->rxfifo_size = 16; sport->txfifo_size = 16; - sport->port.fifosize = sport->txfifo_size; + port->fifosize = sport->txfifo_size; }
lpuart_request_dma(sport); @@ -1942,7 +1931,7 @@ static void lpuart_dma_shutdown(struct lpuart_port *sport) static void lpuart_shutdown(struct uart_port *port) { struct lpuart_port *sport = container_of(port, struct lpuart_port, port); - unsigned char temp; + u8 temp; unsigned long flags;
uart_port_lock_irqsave(port, &flags); @@ -1962,14 +1951,14 @@ static void lpuart32_shutdown(struct uart_port *port) { struct lpuart_port *sport = container_of(port, struct lpuart_port, port); - unsigned long temp; + u32 temp; unsigned long flags;
uart_port_lock_irqsave(port, &flags);
/* clear status */ - temp = lpuart32_read(&sport->port, UARTSTAT); - lpuart32_write(&sport->port, temp, UARTSTAT); + temp = lpuart32_read(port, UARTSTAT); + lpuart32_write(port, temp, UARTSTAT);
/* disable Rx/Tx DMA */ temp = lpuart32_read(port, UARTBAUD); @@ -1993,17 +1982,17 @@ lpuart_set_termios(struct uart_port *port, struct ktermios *termios, { struct lpuart_port *sport = container_of(port, struct lpuart_port, port); unsigned long flags; - unsigned char cr1, old_cr1, old_cr2, cr3, cr4, bdh, modem; + u8 cr1, old_cr1, old_cr2, cr3, cr4, bdh, modem; unsigned int baud; unsigned int old_csize = old ? old->c_cflag & CSIZE : CS8; unsigned int sbr, brfa;
- cr1 = old_cr1 = readb(sport->port.membase + UARTCR1); - old_cr2 = readb(sport->port.membase + UARTCR2); - cr3 = readb(sport->port.membase + UARTCR3); - cr4 = readb(sport->port.membase + UARTCR4); - bdh = readb(sport->port.membase + UARTBDH); - modem = readb(sport->port.membase + UARTMODEM); + cr1 = old_cr1 = readb(port->membase + UARTCR1); + old_cr2 = readb(port->membase + UARTCR2); + cr3 = readb(port->membase + UARTCR3); + cr4 = readb(port->membase + UARTCR4); + bdh = readb(port->membase + UARTBDH); + modem = readb(port->membase + UARTMODEM); /* * only support CS8 and CS7, and for CS7 must enable PE. * supported mode: @@ -2035,7 +2024,7 @@ lpuart_set_termios(struct uart_port *port, struct ktermios *termios, * When auto RS-485 RTS mode is enabled, * hardware flow control need to be disabled. */ - if (sport->port.rs485.flags & SER_RS485_ENABLED) + if (port->rs485.flags & SER_RS485_ENABLED) termios->c_cflag &= ~CRTSCTS;
if (termios->c_cflag & CRTSCTS) @@ -2076,59 +2065,59 @@ lpuart_set_termios(struct uart_port *port, struct ktermios *termios, * Need to update the Ring buffer length according to the selected * baud rate and restart Rx DMA path. * - * Since timer function acqures sport->port.lock, need to stop before + * Since timer function acqures port->lock, need to stop before * acquring same lock because otherwise del_timer_sync() can deadlock. */ if (old && sport->lpuart_dma_rx_use) - lpuart_dma_rx_free(&sport->port); + lpuart_dma_rx_free(port);
- uart_port_lock_irqsave(&sport->port, &flags); + uart_port_lock_irqsave(port, &flags);
- sport->port.read_status_mask = 0; + port->read_status_mask = 0; if (termios->c_iflag & INPCK) - sport->port.read_status_mask |= UARTSR1_FE | UARTSR1_PE; + port->read_status_mask |= UARTSR1_FE | UARTSR1_PE; if (termios->c_iflag & (IGNBRK | BRKINT | PARMRK)) - sport->port.read_status_mask |= UARTSR1_FE; + port->read_status_mask |= UARTSR1_FE;
/* characters to ignore */ - sport->port.ignore_status_mask = 0; + port->ignore_status_mask = 0; if (termios->c_iflag & IGNPAR) - sport->port.ignore_status_mask |= UARTSR1_PE; + port->ignore_status_mask |= UARTSR1_PE; if (termios->c_iflag & IGNBRK) { - sport->port.ignore_status_mask |= UARTSR1_FE; + port->ignore_status_mask |= UARTSR1_FE; /* * if we're ignoring parity and break indicators, * ignore overruns too (for real raw support). */ if (termios->c_iflag & IGNPAR) - sport->port.ignore_status_mask |= UARTSR1_OR; + port->ignore_status_mask |= UARTSR1_OR; }
/* update the per-port timeout */ uart_update_timeout(port, termios->c_cflag, baud);
/* wait transmit engin complete */ - lpuart_wait_bit_set(&sport->port, UARTSR1, UARTSR1_TC); + lpuart_wait_bit_set(port, UARTSR1, UARTSR1_TC);
/* disable transmit and receive */ writeb(old_cr2 & ~(UARTCR2_TE | UARTCR2_RE), - sport->port.membase + UARTCR2); + port->membase + UARTCR2);
- sbr = sport->port.uartclk / (16 * baud); - brfa = ((sport->port.uartclk - (16 * sbr * baud)) * 2) / baud; + sbr = port->uartclk / (16 * baud); + brfa = ((port->uartclk - (16 * sbr * baud)) * 2) / baud; bdh &= ~UARTBDH_SBR_MASK; bdh |= (sbr >> 8) & 0x1F; cr4 &= ~UARTCR4_BRFA_MASK; brfa &= UARTCR4_BRFA_MASK; - writeb(cr4 | brfa, sport->port.membase + UARTCR4); - writeb(bdh, sport->port.membase + UARTBDH); - writeb(sbr & 0xFF, sport->port.membase + UARTBDL); - writeb(cr3, sport->port.membase + UARTCR3); - writeb(cr1, sport->port.membase + UARTCR1); - writeb(modem, sport->port.membase + UARTMODEM); + writeb(cr4 | brfa, port->membase + UARTCR4); + writeb(bdh, port->membase + UARTBDH); + writeb(sbr & 0xFF, port->membase + UARTBDL); + writeb(cr3, port->membase + UARTCR3); + writeb(cr1, port->membase + UARTCR1); + writeb(modem, port->membase + UARTMODEM);
/* restore control register */ - writeb(old_cr2, sport->port.membase + UARTCR2); + writeb(old_cr2, port->membase + UARTCR2);
if (old && sport->lpuart_dma_rx_use) { if (!lpuart_start_rx_dma(sport)) @@ -2137,7 +2126,7 @@ lpuart_set_termios(struct uart_port *port, struct ktermios *termios, sport->lpuart_dma_rx_use = false; }
- uart_port_unlock_irqrestore(&sport->port, flags); + uart_port_unlock_irqrestore(port, flags); }
static void __lpuart32_serial_setbrg(struct uart_port *port, @@ -2231,13 +2220,13 @@ lpuart32_set_termios(struct uart_port *port, struct ktermios *termios, { struct lpuart_port *sport = container_of(port, struct lpuart_port, port); unsigned long flags; - unsigned long ctrl, old_ctrl, bd, modem; + u32 ctrl, old_ctrl, bd, modem; unsigned int baud; unsigned int old_csize = old ? old->c_cflag & CSIZE : CS8;
- ctrl = old_ctrl = lpuart32_read(&sport->port, UARTCTRL); - bd = lpuart32_read(&sport->port, UARTBAUD); - modem = lpuart32_read(&sport->port, UARTMODIR); + ctrl = old_ctrl = lpuart32_read(port, UARTCTRL); + bd = lpuart32_read(port, UARTBAUD); + modem = lpuart32_read(port, UARTMODIR); sport->is_cs7 = false; /* * only support CS8 and CS7 @@ -2271,7 +2260,7 @@ lpuart32_set_termios(struct uart_port *port, struct ktermios *termios, * When auto RS-485 RTS mode is enabled, * hardware flow control need to be disabled. */ - if (sport->port.rs485.flags & SER_RS485_ENABLED) + if (port->rs485.flags & SER_RS485_ENABLED) termios->c_cflag &= ~CRTSCTS;
if (termios->c_cflag & CRTSCTS) @@ -2321,59 +2310,61 @@ lpuart32_set_termios(struct uart_port *port, struct ktermios *termios, * Need to update the Ring buffer length according to the selected * baud rate and restart Rx DMA path. * - * Since timer function acqures sport->port.lock, need to stop before + * Since timer function acqures port->lock, need to stop before * acquring same lock because otherwise del_timer_sync() can deadlock. */ if (old && sport->lpuart_dma_rx_use) - lpuart_dma_rx_free(&sport->port); + lpuart_dma_rx_free(port);
- uart_port_lock_irqsave(&sport->port, &flags); + uart_port_lock_irqsave(port, &flags);
- sport->port.read_status_mask = 0; + port->read_status_mask = 0; if (termios->c_iflag & INPCK) - sport->port.read_status_mask |= UARTSTAT_FE | UARTSTAT_PE; + port->read_status_mask |= UARTSTAT_FE | UARTSTAT_PE; if (termios->c_iflag & (IGNBRK | BRKINT | PARMRK)) - sport->port.read_status_mask |= UARTSTAT_FE; + port->read_status_mask |= UARTSTAT_FE;
/* characters to ignore */ - sport->port.ignore_status_mask = 0; + port->ignore_status_mask = 0; if (termios->c_iflag & IGNPAR) - sport->port.ignore_status_mask |= UARTSTAT_PE; + port->ignore_status_mask |= UARTSTAT_PE; if (termios->c_iflag & IGNBRK) { - sport->port.ignore_status_mask |= UARTSTAT_FE; + port->ignore_status_mask |= UARTSTAT_FE; /* * if we're ignoring parity and break indicators, * ignore overruns too (for real raw support). */ if (termios->c_iflag & IGNPAR) - sport->port.ignore_status_mask |= UARTSTAT_OR; + port->ignore_status_mask |= UARTSTAT_OR; }
/* update the per-port timeout */ uart_update_timeout(port, termios->c_cflag, baud);
+ /* + * disable CTS to ensure the transmit engine is not blocked by the flow + * control when there is dirty data in TX FIFO + */ + lpuart32_write(port, modem & ~UARTMODIR_TXCTSE, UARTMODIR); + /* * LPUART Transmission Complete Flag may never be set while queuing a break * character, so skip waiting for transmission complete when UARTCTRL_SBK is * asserted. */ - if (!(old_ctrl & UARTCTRL_SBK)) { - lpuart32_write(&sport->port, 0, UARTMODIR); - lpuart32_wait_bit_set(&sport->port, UARTSTAT, UARTSTAT_TC); - } + if (!(old_ctrl & UARTCTRL_SBK)) + lpuart32_wait_bit_set(port, UARTSTAT, UARTSTAT_TC);
/* disable transmit and receive */ - lpuart32_write(&sport->port, old_ctrl & ~(UARTCTRL_TE | UARTCTRL_RE), + lpuart32_write(port, old_ctrl & ~(UARTCTRL_TE | UARTCTRL_RE), UARTCTRL);
- lpuart32_write(&sport->port, bd, UARTBAUD); + lpuart32_write(port, bd, UARTBAUD); lpuart32_serial_setbrg(sport, baud); - /* disable CTS before enabling UARTCTRL_TE to avoid pending idle preamble */ - lpuart32_write(&sport->port, modem & ~UARTMODIR_TXCTSE, UARTMODIR); /* restore control register */ - lpuart32_write(&sport->port, ctrl, UARTCTRL); + lpuart32_write(port, ctrl, UARTCTRL); /* re-enable the CTS if needed */ - lpuart32_write(&sport->port, modem, UARTMODIR); + lpuart32_write(port, modem, UARTMODIR);
if ((ctrl & (UARTCTRL_PE | UARTCTRL_M)) == UARTCTRL_PE) sport->is_cs7 = true; @@ -2385,7 +2376,7 @@ lpuart32_set_termios(struct uart_port *port, struct ktermios *termios, sport->lpuart_dma_rx_use = false; }
- uart_port_unlock_irqrestore(&sport->port, flags); + uart_port_unlock_irqrestore(port, flags); }
static const char *lpuart_type(struct uart_port *port) @@ -2498,7 +2489,7 @@ static void lpuart_console_write(struct console *co, const char *s, unsigned int count) { struct lpuart_port *sport = lpuart_ports[co->index]; - unsigned char old_cr2, cr2; + u8 old_cr2, cr2; unsigned long flags; int locked = 1;
@@ -2528,7 +2519,7 @@ static void lpuart32_console_write(struct console *co, const char *s, unsigned int count) { struct lpuart_port *sport = lpuart_ports[co->index]; - unsigned long old_cr, cr; + u32 old_cr, cr; unsigned long flags; int locked = 1;
@@ -2562,7 +2553,7 @@ static void __init lpuart_console_get_options(struct lpuart_port *sport, int *baud, int *parity, int *bits) { - unsigned char cr, bdh, bdl, brfa; + u8 cr, bdh, bdl, brfa; unsigned int sbr, uartclk, baud_raw;
cr = readb(sport->port.membase + UARTCR2); @@ -2611,7 +2602,7 @@ static void __init lpuart32_console_get_options(struct lpuart_port *sport, int *baud, int *parity, int *bits) { - unsigned long cr, bd; + u32 cr, bd; unsigned int sbr, uartclk, baud_raw;
cr = lpuart32_read(&sport->port, UARTCTRL); @@ -2817,13 +2808,13 @@ static int lpuart_global_reset(struct lpuart_port *sport) { struct uart_port *port = &sport->port; void __iomem *global_addr; - unsigned long ctrl, bd; + u32 ctrl, bd; unsigned int val = 0; int ret;
ret = clk_prepare_enable(sport->ipg_clk); if (ret) { - dev_err(sport->port.dev, "failed to enable uart ipg clk: %d\n", ret); + dev_err(port->dev, "failed to enable uart ipg clk: %d\n", ret); return ret; }
@@ -2834,10 +2825,10 @@ static int lpuart_global_reset(struct lpuart_port *sport) */ ctrl = lpuart32_read(port, UARTCTRL); if (ctrl & UARTCTRL_TE) { - bd = lpuart32_read(&sport->port, UARTBAUD); + bd = lpuart32_read(port, UARTBAUD); if (read_poll_timeout(lpuart32_tx_empty, val, val, 1, 100000, false, port)) { - dev_warn(sport->port.dev, + dev_warn(port->dev, "timeout waiting for transmit engine to complete\n"); clk_disable_unprepare(sport->ipg_clk); return 0; @@ -3023,7 +3014,7 @@ static int lpuart_runtime_resume(struct device *dev)
static void serial_lpuart_enable_wakeup(struct lpuart_port *sport, bool on) { - unsigned int val, baud; + u32 val, baud;
if (lpuart_is_32(sport)) { val = lpuart32_read(&sport->port, UARTCTRL); @@ -3088,7 +3079,7 @@ static int lpuart_suspend_noirq(struct device *dev) static int lpuart_resume_noirq(struct device *dev) { struct lpuart_port *sport = dev_get_drvdata(dev); - unsigned int val; + u32 val;
pinctrl_pm_select_default_state(dev);
@@ -3108,7 +3099,8 @@ static int lpuart_resume_noirq(struct device *dev) static int lpuart_suspend(struct device *dev) { struct lpuart_port *sport = dev_get_drvdata(dev); - unsigned long temp, flags; + u32 temp; + unsigned long flags;
uart_suspend_port(&lpuart_reg, &sport->port);
@@ -3188,7 +3180,7 @@ static void lpuart_console_fixup(struct lpuart_port *sport) * in VLLS mode, or restore console setting here. */ if (is_imx7ulp_lpuart(sport) && lpuart_uport_is_active(sport) && - console_suspend_enabled && uart_console(&sport->port)) { + console_suspend_enabled && uart_console(uport)) {
mutex_lock(&port->mutex); memset(&termios, 0, sizeof(struct ktermios)); diff --git a/drivers/usb/host/xhci-mem.c b/drivers/usb/host/xhci-mem.c index fdf0c1008225..9aa7e2a876ec 100644 --- a/drivers/usb/host/xhci-mem.c +++ b/drivers/usb/host/xhci-mem.c @@ -2391,10 +2391,10 @@ int xhci_mem_init(struct xhci_hcd *xhci, gfp_t flags) page_size = readl(&xhci->op_regs->page_size); xhci_dbg_trace(xhci, trace_xhci_dbg_init, "Supported page size register = 0x%x", page_size); - i = ffs(page_size); - if (i < 16) + val = ffs(page_size) - 1; + if (val < 16) xhci_dbg_trace(xhci, trace_xhci_dbg_init, - "Supported page size of %iK", (1 << (i+12)) / 1024); + "Supported page size of %iK", (1 << (val + 12)) / 1024); else xhci_warn(xhci, "WARN: no supported page size\n"); /* Use 4K pages, since that's common and the minimum the HC supports */ diff --git a/drivers/usb/typec/ucsi/ucsi_ccg.c b/drivers/usb/typec/ucsi/ucsi_ccg.c index 4b1668733a4b..511dd1b224ae 100644 --- a/drivers/usb/typec/ucsi/ucsi_ccg.c +++ b/drivers/usb/typec/ucsi/ucsi_ccg.c @@ -1433,11 +1433,10 @@ static int ucsi_ccg_probe(struct i2c_client *client) uc->fw_build = CCG_FW_BUILD_NVIDIA_TEGRA; else if (!strcmp(fw_name, "nvidia,gpu")) uc->fw_build = CCG_FW_BUILD_NVIDIA; + if (!uc->fw_build) + dev_err(uc->dev, "failed to get FW build information\n"); }
- if (!uc->fw_build) - dev_err(uc->dev, "failed to get FW build information\n"); - /* reset ccg device and initialize ucsi */ status = ucsi_ccg_init(uc); if (status < 0) { diff --git a/drivers/vhost/scsi.c b/drivers/vhost/scsi.c index 718fa4e0b31e..7aeff435c1d8 100644 --- a/drivers/vhost/scsi.c +++ b/drivers/vhost/scsi.c @@ -1699,14 +1699,19 @@ vhost_scsi_set_endpoint(struct vhost_scsi *vs, } }
+ if (vs->vs_tpg) { + pr_err("vhost-scsi endpoint already set for %s.\n", + vs->vs_vhost_wwpn); + ret = -EEXIST; + goto out; + } + len = sizeof(vs_tpg[0]) * VHOST_SCSI_MAX_TARGET; vs_tpg = kzalloc(len, GFP_KERNEL); if (!vs_tpg) { ret = -ENOMEM; goto out; } - if (vs->vs_tpg) - memcpy(vs_tpg, vs->vs_tpg, len);
mutex_lock(&vhost_scsi_mutex); list_for_each_entry(tpg, &vhost_scsi_list, tv_tpg_list) { @@ -1722,12 +1727,6 @@ vhost_scsi_set_endpoint(struct vhost_scsi *vs, tv_tport = tpg->tport;
if (!strcmp(tv_tport->tport_name, t->vhost_wwpn)) { - if (vs->vs_tpg && vs->vs_tpg[tpg->tport_tpgt]) { - mutex_unlock(&tpg->tv_tpg_mutex); - mutex_unlock(&vhost_scsi_mutex); - ret = -EEXIST; - goto undepend; - } /* * In order to ensure individual vhost-scsi configfs * groups cannot be removed while in use by vhost ioctl, @@ -1774,15 +1773,15 @@ vhost_scsi_set_endpoint(struct vhost_scsi *vs, } ret = 0; } else { - ret = -EEXIST; + ret = -ENODEV; + goto free_tpg; }
/* - * Act as synchronize_rcu to make sure access to - * old vs->vs_tpg is finished. + * Act as synchronize_rcu to make sure requests after this point + * see a fully setup device. */ vhost_scsi_flush(vs); - kfree(vs->vs_tpg); vs->vs_tpg = vs_tpg; goto out;
@@ -1802,6 +1801,7 @@ vhost_scsi_set_endpoint(struct vhost_scsi *vs, target_undepend_item(&tpg->se_tpg.tpg_group.cg_item); } } +free_tpg: kfree(vs_tpg); out: mutex_unlock(&vs->dev.mutex); @@ -1904,6 +1904,7 @@ vhost_scsi_clear_endpoint(struct vhost_scsi *vs, vhost_scsi_flush(vs); kfree(vs->vs_tpg); vs->vs_tpg = NULL; + memset(vs->vs_vhost_wwpn, 0, sizeof(vs->vs_vhost_wwpn)); WARN_ON(vs->vs_events_nr); mutex_unlock(&vs->dev.mutex); return 0; diff --git a/drivers/video/console/Kconfig b/drivers/video/console/Kconfig index bc31db6ef7d2..3e9f2bda6702 100644 --- a/drivers/video/console/Kconfig +++ b/drivers/video/console/Kconfig @@ -24,7 +24,7 @@ config VGA_CONSOLE Say Y.
config MDA_CONSOLE - depends on !M68K && !PARISC && ISA + depends on VGA_CONSOLE && ISA tristate "MDA text console (dual-headed)" help Say Y here if you have an old MDA or monochrome Hercules graphics @@ -52,7 +52,7 @@ config DUMMY_CONSOLE
config DUMMY_CONSOLE_COLUMNS int "Initial number of console screen columns" - depends on DUMMY_CONSOLE && !ARCH_FOOTBRIDGE + depends on DUMMY_CONSOLE && !(ARCH_FOOTBRIDGE && VGA_CONSOLE) default 160 if PARISC default 80 help @@ -62,7 +62,7 @@ config DUMMY_CONSOLE_COLUMNS
config DUMMY_CONSOLE_ROWS int "Initial number of console screen rows" - depends on DUMMY_CONSOLE && !ARCH_FOOTBRIDGE + depends on DUMMY_CONSOLE && !(ARCH_FOOTBRIDGE && VGA_CONSOLE) default 64 if PARISC default 30 if ARM default 25 diff --git a/drivers/video/fbdev/au1100fb.c b/drivers/video/fbdev/au1100fb.c index 840f22160763..6251a6b07b3a 100644 --- a/drivers/video/fbdev/au1100fb.c +++ b/drivers/video/fbdev/au1100fb.c @@ -137,13 +137,15 @@ static int au1100fb_fb_blank(int blank_mode, struct fb_info *fbi) */ int au1100fb_setmode(struct au1100fb_device *fbdev) { - struct fb_info *info = &fbdev->info; + struct fb_info *info; u32 words; int index;
if (!fbdev) return -EINVAL;
+ info = &fbdev->info; + /* Update var-dependent FB info */ if (panel_is_active(fbdev->panel) || panel_is_color(fbdev->panel)) { if (info->var.bits_per_pixel <= 8) { diff --git a/drivers/video/fbdev/sm501fb.c b/drivers/video/fbdev/sm501fb.c index 86ecbb2d86db..2eb27ebf822e 100644 --- a/drivers/video/fbdev/sm501fb.c +++ b/drivers/video/fbdev/sm501fb.c @@ -326,6 +326,13 @@ static int sm501fb_check_var(struct fb_var_screeninfo *var, if (var->xres_virtual > 4096 || var->yres_virtual > 2048) return -EINVAL;
+ /* geometry sanity checks */ + if (var->xres + var->xoffset > var->xres_virtual) + return -EINVAL; + + if (var->yres + var->yoffset > var->yres_virtual) + return -EINVAL; + /* can cope with 8,16 or 32bpp */
if (var->bits_per_pixel <= 8) diff --git a/drivers/w1/masters/w1-uart.c b/drivers/w1/masters/w1-uart.c index a31782e56ba7..c87eea347806 100644 --- a/drivers/w1/masters/w1-uart.c +++ b/drivers/w1/masters/w1-uart.c @@ -372,11 +372,11 @@ static int w1_uart_probe(struct serdev_device *serdev) init_completion(&w1dev->rx_byte_received); mutex_init(&w1dev->rx_mutex);
+ serdev_device_set_drvdata(serdev, w1dev); + serdev_device_set_client_ops(serdev, &w1_uart_serdev_ops); ret = w1_uart_serdev_open(w1dev); if (ret < 0) return ret; - serdev_device_set_drvdata(serdev, w1dev); - serdev_device_set_client_ops(serdev, &w1_uart_serdev_ops);
return w1_add_master_device(&w1dev->bus); } diff --git a/fs/9p/vfs_inode_dotl.c b/fs/9p/vfs_inode_dotl.c index 143ac03b7425..3397939fd2d5 100644 --- a/fs/9p/vfs_inode_dotl.c +++ b/fs/9p/vfs_inode_dotl.c @@ -407,8 +407,8 @@ static int v9fs_vfs_mkdir_dotl(struct mnt_idmap *idmap, err); goto error; } - v9fs_fid_add(dentry, &fid); v9fs_set_create_acl(inode, fid, dacl, pacl); + v9fs_fid_add(dentry, &fid); d_instantiate(dentry, inode); err = 0; inc_nlink(dir); diff --git a/fs/affs/file.c b/fs/affs/file.c index a5a861dd5223..7a71018e3f67 100644 --- a/fs/affs/file.c +++ b/fs/affs/file.c @@ -596,7 +596,7 @@ affs_extent_file_ofs(struct inode *inode, u32 newsize) BUG_ON(tmp > bsize); AFFS_DATA_HEAD(bh)->ptype = cpu_to_be32(T_DATA); AFFS_DATA_HEAD(bh)->key = cpu_to_be32(inode->i_ino); - AFFS_DATA_HEAD(bh)->sequence = cpu_to_be32(bidx); + AFFS_DATA_HEAD(bh)->sequence = cpu_to_be32(bidx + 1); AFFS_DATA_HEAD(bh)->size = cpu_to_be32(tmp); affs_fix_checksum(sb, bh); bh->b_state &= ~(1UL << BH_New); @@ -724,7 +724,8 @@ static int affs_write_end_ofs(struct file *file, struct address_space *mapping, tmp = min(bsize - boff, to - from); BUG_ON(boff + tmp > bsize || tmp > bsize); memcpy(AFFS_DATA(bh) + boff, data + from, tmp); - be32_add_cpu(&AFFS_DATA_HEAD(bh)->size, tmp); + AFFS_DATA_HEAD(bh)->size = cpu_to_be32( + max(boff + tmp, be32_to_cpu(AFFS_DATA_HEAD(bh)->size))); affs_fix_checksum(sb, bh); mark_buffer_dirty_inode(bh, inode); written += tmp; @@ -746,7 +747,7 @@ static int affs_write_end_ofs(struct file *file, struct address_space *mapping, if (buffer_new(bh)) { AFFS_DATA_HEAD(bh)->ptype = cpu_to_be32(T_DATA); AFFS_DATA_HEAD(bh)->key = cpu_to_be32(inode->i_ino); - AFFS_DATA_HEAD(bh)->sequence = cpu_to_be32(bidx); + AFFS_DATA_HEAD(bh)->sequence = cpu_to_be32(bidx + 1); AFFS_DATA_HEAD(bh)->size = cpu_to_be32(bsize); AFFS_DATA_HEAD(bh)->next = 0; bh->b_state &= ~(1UL << BH_New); @@ -780,7 +781,7 @@ static int affs_write_end_ofs(struct file *file, struct address_space *mapping, if (buffer_new(bh)) { AFFS_DATA_HEAD(bh)->ptype = cpu_to_be32(T_DATA); AFFS_DATA_HEAD(bh)->key = cpu_to_be32(inode->i_ino); - AFFS_DATA_HEAD(bh)->sequence = cpu_to_be32(bidx); + AFFS_DATA_HEAD(bh)->sequence = cpu_to_be32(bidx + 1); AFFS_DATA_HEAD(bh)->size = cpu_to_be32(tmp); AFFS_DATA_HEAD(bh)->next = 0; bh->b_state &= ~(1UL << BH_New); diff --git a/fs/autofs/autofs_i.h b/fs/autofs/autofs_i.h index 77c7991d89aa..23cea74f9933 100644 --- a/fs/autofs/autofs_i.h +++ b/fs/autofs/autofs_i.h @@ -218,6 +218,8 @@ void autofs_clean_ino(struct autofs_info *);
static inline int autofs_check_pipe(struct file *pipe) { + if (pipe->f_mode & FMODE_PATH) + return -EINVAL; if (!(pipe->f_mode & FMODE_CAN_WRITE)) return -EINVAL; if (!S_ISFIFO(file_inode(pipe)->i_mode)) diff --git a/fs/exec.c b/fs/exec.c index b1f6b47ad20e..faf8b26381c9 100644 --- a/fs/exec.c +++ b/fs/exec.c @@ -1236,13 +1236,12 @@ int begin_new_exec(struct linux_binprm * bprm) */ bprm->point_of_no_return = true;
- /* - * Make this the only thread in the thread group. - */ + /* Make this the only thread in the thread group */ retval = de_thread(me); if (retval) goto out; - + /* see the comment in check_unsafe_exec() */ + current->fs->in_exec = 0; /* * Cancel any io_uring activity across execve */ @@ -1504,6 +1503,8 @@ static void free_bprm(struct linux_binprm *bprm) } free_arg_pages(bprm); if (bprm->cred) { + /* in case exec fails before de_thread() succeeds */ + current->fs->in_exec = 0; mutex_unlock(¤t->signal->cred_guard_mutex); abort_creds(bprm->cred); } @@ -1610,6 +1611,10 @@ static void check_unsafe_exec(struct linux_binprm *bprm) * suid exec because the differently privileged task * will be able to manipulate the current directory, etc. * It would be nice to force an unshare instead... + * + * Otherwise we set fs->in_exec = 1 to deny clone(CLONE_FS) + * from another sub-thread until de_thread() succeeds, this + * state is protected by cred_guard_mutex we hold. */ n_fs = 1; spin_lock(&p->fs->lock); @@ -1868,7 +1873,6 @@ static int bprm_execve(struct linux_binprm *bprm)
sched_mm_cid_after_execve(current); /* execve succeeded */ - current->fs->in_exec = 0; current->in_execve = 0; rseq_execve(current); user_events_execve(current); @@ -1887,7 +1891,6 @@ static int bprm_execve(struct linux_binprm *bprm) force_fatal_sig(SIGSEGV);
sched_mm_cid_after_execve(current); - current->fs->in_exec = 0; current->in_execve = 0;
return retval; diff --git a/fs/exfat/fatent.c b/fs/exfat/fatent.c index 6f3651c6ca91..8df5ad6ebb10 100644 --- a/fs/exfat/fatent.c +++ b/fs/exfat/fatent.c @@ -265,7 +265,7 @@ int exfat_find_last_cluster(struct super_block *sb, struct exfat_chain *p_chain, clu = next; if (exfat_ent_get(sb, clu, &next)) return -EIO; - } while (next != EXFAT_EOF_CLUSTER); + } while (next != EXFAT_EOF_CLUSTER && count <= p_chain->size);
if (p_chain->size != count) { exfat_fs_error(sb, diff --git a/fs/exfat/file.c b/fs/exfat/file.c index 807349d8ea05..841a5b18e3df 100644 --- a/fs/exfat/file.c +++ b/fs/exfat/file.c @@ -582,6 +582,9 @@ static ssize_t exfat_file_write_iter(struct kiocb *iocb, struct iov_iter *iter) loff_t pos = iocb->ki_pos; loff_t valid_size;
+ if (unlikely(exfat_forced_shutdown(inode->i_sb))) + return -EIO; + inode_lock(inode);
valid_size = ei->valid_size; @@ -635,6 +638,16 @@ static ssize_t exfat_file_write_iter(struct kiocb *iocb, struct iov_iter *iter) return ret; }
+static ssize_t exfat_file_read_iter(struct kiocb *iocb, struct iov_iter *iter) +{ + struct inode *inode = file_inode(iocb->ki_filp); + + if (unlikely(exfat_forced_shutdown(inode->i_sb))) + return -EIO; + + return generic_file_read_iter(iocb, iter); +} + static vm_fault_t exfat_page_mkwrite(struct vm_fault *vmf) { int err; @@ -672,14 +685,26 @@ static const struct vm_operations_struct exfat_file_vm_ops = {
static int exfat_file_mmap(struct file *file, struct vm_area_struct *vma) { + if (unlikely(exfat_forced_shutdown(file_inode(file)->i_sb))) + return -EIO; + file_accessed(file); vma->vm_ops = &exfat_file_vm_ops; return 0; }
+static ssize_t exfat_splice_read(struct file *in, loff_t *ppos, + struct pipe_inode_info *pipe, size_t len, unsigned int flags) +{ + if (unlikely(exfat_forced_shutdown(file_inode(in)->i_sb))) + return -EIO; + + return filemap_splice_read(in, ppos, pipe, len, flags); +} + const struct file_operations exfat_file_operations = { .llseek = generic_file_llseek, - .read_iter = generic_file_read_iter, + .read_iter = exfat_file_read_iter, .write_iter = exfat_file_write_iter, .unlocked_ioctl = exfat_ioctl, #ifdef CONFIG_COMPAT @@ -687,7 +712,7 @@ const struct file_operations exfat_file_operations = { #endif .mmap = exfat_file_mmap, .fsync = exfat_file_fsync, - .splice_read = filemap_splice_read, + .splice_read = exfat_splice_read, .splice_write = iter_file_splice_write, };
diff --git a/fs/exfat/inode.c b/fs/exfat/inode.c index 96952d4acb50..a23677de4544 100644 --- a/fs/exfat/inode.c +++ b/fs/exfat/inode.c @@ -344,7 +344,8 @@ static int exfat_get_block(struct inode *inode, sector_t iblock, * The block has been partially written, * zero the unwritten part and map the block. */ - loff_t size, off, pos; + loff_t size, pos; + void *addr;
max_blocks = 1;
@@ -355,17 +356,43 @@ static int exfat_get_block(struct inode *inode, sector_t iblock, if (!bh_result->b_folio) goto done;
+ /* + * No buffer_head is allocated. + * (1) bmap: It's enough to fill bh_result without I/O. + * (2) read: The unwritten part should be filled with 0 + * If a folio does not have any buffers, + * let's returns -EAGAIN to fallback to + * per-bh IO like block_read_full_folio(). + */ + if (!folio_buffers(bh_result->b_folio)) { + err = -EAGAIN; + goto done; + } + pos = EXFAT_BLK_TO_B(iblock, sb); size = ei->valid_size - pos; - off = pos & (PAGE_SIZE - 1); + addr = folio_address(bh_result->b_folio) + + offset_in_folio(bh_result->b_folio, pos); + + /* Check if bh->b_data points to proper addr in folio */ + if (bh_result->b_data != addr) { + exfat_fs_error_ratelimit(sb, + "b_data(%p) != folio_addr(%p)", + bh_result->b_data, addr); + err = -EINVAL; + goto done; + }
- folio_set_bh(bh_result, bh_result->b_folio, off); + /* Read a block */ err = bh_read(bh_result, 0); if (err < 0) - goto unlock_ret; + goto done; + + /* Zero unwritten part of a block */ + memset(bh_result->b_data + size, 0, + bh_result->b_size - size);
- folio_zero_segment(bh_result->b_folio, off + size, - off + sb->s_blocksize); + err = 0; } else { /* * The range has not been written, clear the mapped flag @@ -376,6 +403,8 @@ static int exfat_get_block(struct inode *inode, sector_t iblock, } done: bh_result->b_size = EXFAT_BLK_TO_B(max_blocks, sb); + if (err < 0) + clear_buffer_mapped(bh_result); unlock_ret: mutex_unlock(&sbi->s_lock); return err; diff --git a/fs/exfat/namei.c b/fs/exfat/namei.c index 9996ca61c85b..a8f9db2fcb49 100644 --- a/fs/exfat/namei.c +++ b/fs/exfat/namei.c @@ -651,6 +651,11 @@ static int exfat_find(struct inode *dir, struct qstr *qname, info->valid_size = le64_to_cpu(ep2->dentry.stream.valid_size); info->size = le64_to_cpu(ep2->dentry.stream.size);
+ if (unlikely(EXFAT_B_TO_CLU_ROUND_UP(info->size, sbi) > sbi->used_clusters)) { + exfat_fs_error(sb, "data size is invalid(%lld)", info->size); + return -EIO; + } + info->start_clu = le32_to_cpu(ep2->dentry.stream.start_clu); if (!is_valid_cluster(sbi, info->start_clu) && info->size) { exfat_warn(sb, "start_clu is invalid cluster(0x%x)", diff --git a/fs/ext4/dir.c b/fs/ext4/dir.c index 02d47a64e8d1..253992fcf57c 100644 --- a/fs/ext4/dir.c +++ b/fs/ext4/dir.c @@ -104,6 +104,9 @@ int __ext4_check_dir_entry(const char *function, unsigned int line, else if (unlikely(le32_to_cpu(de->inode) > le32_to_cpu(EXT4_SB(dir->i_sb)->s_es->s_inodes_count))) error_msg = "inode out of bounds"; + else if (unlikely(next_offset == size && de->name_len == 1 && + de->name[0] == '.')) + error_msg = "'.' directory cannot be the last in data block"; else return 0;
diff --git a/fs/ext4/super.c b/fs/ext4/super.c index 785809f33ff4..229f43539af3 100644 --- a/fs/ext4/super.c +++ b/fs/ext4/super.c @@ -6828,22 +6828,29 @@ static int ext4_statfs_project(struct super_block *sb, dquot->dq_dqb.dqb_bhardlimit); limit >>= sb->s_blocksize_bits;
- if (limit && buf->f_blocks > limit) { + if (limit) { + uint64_t remaining = 0; + curblock = (dquot->dq_dqb.dqb_curspace + dquot->dq_dqb.dqb_rsvspace) >> sb->s_blocksize_bits; - buf->f_blocks = limit; - buf->f_bfree = buf->f_bavail = - (buf->f_blocks > curblock) ? - (buf->f_blocks - curblock) : 0; + if (limit > curblock) + remaining = limit - curblock; + + buf->f_blocks = min(buf->f_blocks, limit); + buf->f_bfree = min(buf->f_bfree, remaining); + buf->f_bavail = min(buf->f_bavail, remaining); }
limit = min_not_zero(dquot->dq_dqb.dqb_isoftlimit, dquot->dq_dqb.dqb_ihardlimit); - if (limit && buf->f_files > limit) { - buf->f_files = limit; - buf->f_ffree = - (buf->f_files > dquot->dq_dqb.dqb_curinodes) ? - (buf->f_files - dquot->dq_dqb.dqb_curinodes) : 0; + if (limit) { + uint64_t remaining = 0; + + if (limit > dquot->dq_dqb.dqb_curinodes) + remaining = limit - dquot->dq_dqb.dqb_curinodes; + + buf->f_files = min(buf->f_files, limit); + buf->f_ffree = min(buf->f_ffree, remaining); }
spin_unlock(&dquot->dq_dqb_lock); diff --git a/fs/fsopen.c b/fs/fsopen.c index 094a7f510edf..1aaf4cb2afb2 100644 --- a/fs/fsopen.c +++ b/fs/fsopen.c @@ -453,7 +453,7 @@ SYSCALL_DEFINE5(fsconfig, case FSCONFIG_SET_FD: param.type = fs_value_is_file; ret = -EBADF; - param.file = fget(aux); + param.file = fget_raw(aux); if (!param.file) goto out_key; param.dirfd = aux; diff --git a/fs/fuse/dax.c b/fs/fuse/dax.c index 9abbc2f2894f..455c4a16080b 100644 --- a/fs/fuse/dax.c +++ b/fs/fuse/dax.c @@ -681,7 +681,6 @@ static int __fuse_dax_break_layouts(struct inode *inode, bool *retry, 0, 0, fuse_wait_dax_page(inode)); }
-/* dmap_end == 0 leads to unmapping of whole file */ int fuse_dax_break_layouts(struct inode *inode, u64 dmap_start, u64 dmap_end) { diff --git a/fs/fuse/dir.c b/fs/fuse/dir.c index b7944d8bfb17..faa182a5f4f6 100644 --- a/fs/fuse/dir.c +++ b/fs/fuse/dir.c @@ -1937,7 +1937,7 @@ int fuse_do_setattr(struct mnt_idmap *idmap, struct dentry *dentry, if (FUSE_IS_DAX(inode) && is_truncate) { filemap_invalidate_lock(mapping); fault_blocked = true; - err = fuse_dax_break_layouts(inode, 0, 0); + err = fuse_dax_break_layouts(inode, 0, -1); if (err) { filemap_invalidate_unlock(mapping); return err; diff --git a/fs/fuse/file.c b/fs/fuse/file.c index d63e56fd3dd2..754378dd9f71 100644 --- a/fs/fuse/file.c +++ b/fs/fuse/file.c @@ -253,7 +253,7 @@ static int fuse_open(struct inode *inode, struct file *file)
if (dax_truncate) { filemap_invalidate_lock(inode->i_mapping); - err = fuse_dax_break_layouts(inode, 0, 0); + err = fuse_dax_break_layouts(inode, 0, -1); if (err) goto out_inode_unlock; } @@ -3205,7 +3205,7 @@ static long fuse_file_fallocate(struct file *file, int mode, loff_t offset, inode_lock(inode); if (block_faults) { filemap_invalidate_lock(inode->i_mapping); - err = fuse_dax_break_layouts(inode, 0, 0); + err = fuse_dax_break_layouts(inode, 0, -1); if (err) goto out; } diff --git a/fs/hostfs/hostfs.h b/fs/hostfs/hostfs.h index 8b39c15c408c..15b2f094d36e 100644 --- a/fs/hostfs/hostfs.h +++ b/fs/hostfs/hostfs.h @@ -60,7 +60,7 @@ struct hostfs_stat { unsigned int uid; unsigned int gid; unsigned long long size; - struct hostfs_timespec atime, mtime, ctime; + struct hostfs_timespec atime, mtime, ctime, btime; unsigned int blksize; unsigned long long blocks; struct { diff --git a/fs/hostfs/hostfs_kern.c b/fs/hostfs/hostfs_kern.c index bd6503b73142..217ce0d42461 100644 --- a/fs/hostfs/hostfs_kern.c +++ b/fs/hostfs/hostfs_kern.c @@ -33,6 +33,7 @@ struct hostfs_inode_info { struct inode vfs_inode; struct mutex open_mutex; dev_t dev; + struct hostfs_timespec btime; };
static inline struct hostfs_inode_info *HOSTFS_I(struct inode *inode) @@ -551,6 +552,7 @@ static int hostfs_inode_set(struct inode *ino, void *data) }
HOSTFS_I(ino)->dev = dev; + HOSTFS_I(ino)->btime = st->btime; ino->i_ino = st->ino; ino->i_mode = st->mode; return hostfs_inode_update(ino, st); @@ -561,7 +563,10 @@ static int hostfs_inode_test(struct inode *inode, void *data) const struct hostfs_stat *st = data; dev_t dev = MKDEV(st->dev.maj, st->dev.min);
- return inode->i_ino == st->ino && HOSTFS_I(inode)->dev == dev; + return inode->i_ino == st->ino && HOSTFS_I(inode)->dev == dev && + (inode->i_mode & S_IFMT) == (st->mode & S_IFMT) && + HOSTFS_I(inode)->btime.tv_sec == st->btime.tv_sec && + HOSTFS_I(inode)->btime.tv_nsec == st->btime.tv_nsec; }
static struct inode *hostfs_iget(struct super_block *sb, char *name) diff --git a/fs/hostfs/hostfs_user.c b/fs/hostfs/hostfs_user.c index 97e9c40a9448..3bcd9f35e70b 100644 --- a/fs/hostfs/hostfs_user.c +++ b/fs/hostfs/hostfs_user.c @@ -18,39 +18,48 @@ #include "hostfs.h" #include <utime.h>
-static void stat64_to_hostfs(const struct stat64 *buf, struct hostfs_stat *p) +static void statx_to_hostfs(const struct statx *buf, struct hostfs_stat *p) { - p->ino = buf->st_ino; - p->mode = buf->st_mode; - p->nlink = buf->st_nlink; - p->uid = buf->st_uid; - p->gid = buf->st_gid; - p->size = buf->st_size; - p->atime.tv_sec = buf->st_atime; - p->atime.tv_nsec = 0; - p->ctime.tv_sec = buf->st_ctime; - p->ctime.tv_nsec = 0; - p->mtime.tv_sec = buf->st_mtime; - p->mtime.tv_nsec = 0; - p->blksize = buf->st_blksize; - p->blocks = buf->st_blocks; - p->rdev.maj = os_major(buf->st_rdev); - p->rdev.min = os_minor(buf->st_rdev); - p->dev.maj = os_major(buf->st_dev); - p->dev.min = os_minor(buf->st_dev); + p->ino = buf->stx_ino; + p->mode = buf->stx_mode; + p->nlink = buf->stx_nlink; + p->uid = buf->stx_uid; + p->gid = buf->stx_gid; + p->size = buf->stx_size; + p->atime.tv_sec = buf->stx_atime.tv_sec; + p->atime.tv_nsec = buf->stx_atime.tv_nsec; + p->ctime.tv_sec = buf->stx_ctime.tv_sec; + p->ctime.tv_nsec = buf->stx_ctime.tv_nsec; + p->mtime.tv_sec = buf->stx_mtime.tv_sec; + p->mtime.tv_nsec = buf->stx_mtime.tv_nsec; + if (buf->stx_mask & STATX_BTIME) { + p->btime.tv_sec = buf->stx_btime.tv_sec; + p->btime.tv_nsec = buf->stx_btime.tv_nsec; + } else { + memset(&p->btime, 0, sizeof(p->btime)); + } + p->blksize = buf->stx_blksize; + p->blocks = buf->stx_blocks; + p->rdev.maj = buf->stx_rdev_major; + p->rdev.min = buf->stx_rdev_minor; + p->dev.maj = buf->stx_dev_major; + p->dev.min = buf->stx_dev_minor; }
int stat_file(const char *path, struct hostfs_stat *p, int fd) { - struct stat64 buf; + struct statx buf; + int flags = AT_SYMLINK_NOFOLLOW;
if (fd >= 0) { - if (fstat64(fd, &buf) < 0) - return -errno; - } else if (lstat64(path, &buf) < 0) { - return -errno; + flags |= AT_EMPTY_PATH; + path = ""; } - stat64_to_hostfs(&buf, p); + + if ((statx(fd, path, flags, STATX_BASIC_STATS | STATX_BTIME, &buf)) < 0) + return -errno; + + statx_to_hostfs(&buf, p); return 0; }
diff --git a/fs/isofs/dir.c b/fs/isofs/dir.c index eb2f8273e6f1..09df40b612fb 100644 --- a/fs/isofs/dir.c +++ b/fs/isofs/dir.c @@ -147,7 +147,8 @@ static int do_isofs_readdir(struct inode *inode, struct file *file, de = tmpde; } /* Basic sanity check, whether name doesn't exceed dir entry */ - if (de_len < de->name_len[0] + + if (de_len < sizeof(struct iso_directory_record) || + de_len < de->name_len[0] + sizeof(struct iso_directory_record)) { printk(KERN_NOTICE "iso9660: Corrupted directory entry" " in block %lu of inode %lu\n", block, diff --git a/fs/jfs/jfs_dtree.c b/fs/jfs/jfs_dtree.c index 8f85177f284b..93db6eec4465 100644 --- a/fs/jfs/jfs_dtree.c +++ b/fs/jfs/jfs_dtree.c @@ -117,7 +117,8 @@ do { \ if (!(RC)) { \ if (((P)->header.nextindex > \ (((BN) == 0) ? DTROOTMAXSLOT : (P)->header.maxslot)) || \ - ((BN) && ((P)->header.maxslot > DTPAGEMAXSLOT))) { \ + ((BN) && (((P)->header.maxslot > DTPAGEMAXSLOT) || \ + ((P)->header.stblindex >= DTPAGEMAXSLOT)))) { \ BT_PUTPAGE(MP); \ jfs_error((IP)->i_sb, \ "DT_GETPAGE: dtree page corrupt\n"); \ diff --git a/fs/jfs/xattr.c b/fs/jfs/xattr.c index 24afbae87225..11d7f74d207b 100644 --- a/fs/jfs/xattr.c +++ b/fs/jfs/xattr.c @@ -559,11 +559,16 @@ static int ea_get(struct inode *inode, struct ea_buffer *ea_buf, int min_size)
size_check: if (EALIST_SIZE(ea_buf->xattr) != ea_size) { - int size = clamp_t(int, ea_size, 0, EALIST_SIZE(ea_buf->xattr)); - - printk(KERN_ERR "ea_get: invalid extended attribute\n"); - print_hex_dump(KERN_ERR, "", DUMP_PREFIX_ADDRESS, 16, 1, - ea_buf->xattr, size, 1); + if (unlikely(EALIST_SIZE(ea_buf->xattr) > INT_MAX)) { + printk(KERN_ERR "ea_get: extended attribute size too large: %u > INT_MAX\n", + EALIST_SIZE(ea_buf->xattr)); + } else { + int size = clamp_t(int, ea_size, 0, EALIST_SIZE(ea_buf->xattr)); + + printk(KERN_ERR "ea_get: invalid extended attribute\n"); + print_hex_dump(KERN_ERR, "", DUMP_PREFIX_ADDRESS, 16, 1, + ea_buf->xattr, size, 1); + } ea_release(inode, ea_buf); rc = -EIO; goto clean_up; diff --git a/fs/netfs/direct_read.c b/fs/netfs/direct_read.c index b1a66a6e6bc2..917b7edc34ef 100644 --- a/fs/netfs/direct_read.c +++ b/fs/netfs/direct_read.c @@ -108,9 +108,9 @@ static int netfs_dispatch_unbuffered_reads(struct netfs_io_request *rreq) * Perform a read to an application buffer, bypassing the pagecache and the * local disk cache. */ -static int netfs_unbuffered_read(struct netfs_io_request *rreq, bool sync) +static ssize_t netfs_unbuffered_read(struct netfs_io_request *rreq, bool sync) { - int ret; + ssize_t ret;
_enter("R=%x %llx-%llx", rreq->debug_id, rreq->start, rreq->start + rreq->len - 1); @@ -149,7 +149,7 @@ static int netfs_unbuffered_read(struct netfs_io_request *rreq, bool sync) }
out: - _leave(" = %d", ret); + _leave(" = %zd", ret); return ret; }
diff --git a/fs/nfs/delegation.c b/fs/nfs/delegation.c index 4db912f56230..325ba0663a6d 100644 --- a/fs/nfs/delegation.c +++ b/fs/nfs/delegation.c @@ -79,6 +79,7 @@ static void nfs_mark_return_delegation(struct nfs_server *server, struct nfs_delegation *delegation) { set_bit(NFS_DELEGATION_RETURN, &delegation->flags); + set_bit(NFS4SERV_DELEGRETURN, &server->delegation_flags); set_bit(NFS4CLNT_DELEGRETURN, &server->nfs_client->cl_state); }
@@ -330,14 +331,16 @@ nfs_start_delegation_return(struct nfs_inode *nfsi) }
static void nfs_abort_delegation_return(struct nfs_delegation *delegation, - struct nfs_client *clp, int err) + struct nfs_server *server, int err) { - spin_lock(&delegation->lock); clear_bit(NFS_DELEGATION_RETURNING, &delegation->flags); if (err == -EAGAIN) { set_bit(NFS_DELEGATION_RETURN_DELAYED, &delegation->flags); - set_bit(NFS4CLNT_DELEGRETURN_DELAYED, &clp->cl_state); + set_bit(NFS4SERV_DELEGRETURN_DELAYED, + &server->delegation_flags); + set_bit(NFS4CLNT_DELEGRETURN_DELAYED, + &server->nfs_client->cl_state); } spin_unlock(&delegation->lock); } @@ -547,7 +550,7 @@ int nfs_inode_set_delegation(struct inode *inode, const struct cred *cred, */ static int nfs_end_delegation_return(struct inode *inode, struct nfs_delegation *delegation, int issync) { - struct nfs_client *clp = NFS_SERVER(inode)->nfs_client; + struct nfs_server *server = NFS_SERVER(inode); unsigned int mode = O_WRONLY | O_RDWR; int err = 0;
@@ -569,11 +572,11 @@ static int nfs_end_delegation_return(struct inode *inode, struct nfs_delegation /* * Guard against state recovery */ - err = nfs4_wait_clnt_recover(clp); + err = nfs4_wait_clnt_recover(server->nfs_client); }
if (err) { - nfs_abort_delegation_return(delegation, clp, err); + nfs_abort_delegation_return(delegation, server, err); goto out; }
@@ -590,17 +593,6 @@ static bool nfs_delegation_need_return(struct nfs_delegation *delegation)
if (test_and_clear_bit(NFS_DELEGATION_RETURN, &delegation->flags)) ret = true; - else if (test_bit(NFS_DELEGATION_RETURN_IF_CLOSED, &delegation->flags)) { - struct inode *inode; - - spin_lock(&delegation->lock); - inode = delegation->inode; - if (inode && list_empty(&NFS_I(inode)->open_files)) - ret = true; - spin_unlock(&delegation->lock); - } - if (ret) - clear_bit(NFS_DELEGATION_RETURN_IF_CLOSED, &delegation->flags); if (test_bit(NFS_DELEGATION_RETURNING, &delegation->flags) || test_bit(NFS_DELEGATION_RETURN_DELAYED, &delegation->flags) || test_bit(NFS_DELEGATION_REVOKED, &delegation->flags)) @@ -619,6 +611,9 @@ static int nfs_server_return_marked_delegations(struct nfs_server *server, struct nfs_delegation *place_holder_deleg = NULL; int err = 0;
+ if (!test_and_clear_bit(NFS4SERV_DELEGRETURN, + &server->delegation_flags)) + return 0; restart: /* * To avoid quadratic looping we hold a reference @@ -670,6 +665,7 @@ static int nfs_server_return_marked_delegations(struct nfs_server *server, cond_resched(); if (!err) goto restart; + set_bit(NFS4SERV_DELEGRETURN, &server->delegation_flags); set_bit(NFS4CLNT_DELEGRETURN, &server->nfs_client->cl_state); goto out; } @@ -684,6 +680,9 @@ static bool nfs_server_clear_delayed_delegations(struct nfs_server *server) struct nfs_delegation *d; bool ret = false;
+ if (!test_and_clear_bit(NFS4SERV_DELEGRETURN_DELAYED, + &server->delegation_flags)) + goto out; list_for_each_entry_rcu (d, &server->delegations, super_list) { if (!test_bit(NFS_DELEGATION_RETURN_DELAYED, &d->flags)) continue; @@ -691,6 +690,7 @@ static bool nfs_server_clear_delayed_delegations(struct nfs_server *server) clear_bit(NFS_DELEGATION_RETURN_DELAYED, &d->flags); ret = true; } +out: return ret; }
@@ -878,11 +878,25 @@ int nfs4_inode_make_writeable(struct inode *inode) return nfs4_inode_return_delegation(inode); }
-static void nfs_mark_return_if_closed_delegation(struct nfs_server *server, - struct nfs_delegation *delegation) +static void +nfs_mark_return_if_closed_delegation(struct nfs_server *server, + struct nfs_delegation *delegation) { - set_bit(NFS_DELEGATION_RETURN_IF_CLOSED, &delegation->flags); - set_bit(NFS4CLNT_DELEGRETURN, &server->nfs_client->cl_state); + struct inode *inode; + + if (test_bit(NFS_DELEGATION_RETURN, &delegation->flags) || + test_bit(NFS_DELEGATION_RETURN_IF_CLOSED, &delegation->flags)) + return; + spin_lock(&delegation->lock); + inode = delegation->inode; + if (!inode) + goto out; + if (list_empty(&NFS_I(inode)->open_files)) + nfs_mark_return_delegation(server, delegation); + else + set_bit(NFS_DELEGATION_RETURN_IF_CLOSED, &delegation->flags); +out: + spin_unlock(&delegation->lock); }
static bool nfs_server_mark_return_all_delegations(struct nfs_server *server) @@ -1276,6 +1290,7 @@ static void nfs_mark_test_expired_delegation(struct nfs_server *server, return; clear_bit(NFS_DELEGATION_NEED_RECLAIM, &delegation->flags); set_bit(NFS_DELEGATION_TEST_EXPIRED, &delegation->flags); + set_bit(NFS4SERV_DELEGATION_EXPIRED, &server->delegation_flags); set_bit(NFS4CLNT_DELEGATION_EXPIRED, &server->nfs_client->cl_state); }
@@ -1354,6 +1369,9 @@ static int nfs_server_reap_expired_delegations(struct nfs_server *server, nfs4_stateid stateid; unsigned long gen = ++server->delegation_gen;
+ if (!test_and_clear_bit(NFS4SERV_DELEGATION_EXPIRED, + &server->delegation_flags)) + return 0; restart: rcu_read_lock(); list_for_each_entry_rcu(delegation, &server->delegations, super_list) { @@ -1383,6 +1401,9 @@ static int nfs_server_reap_expired_delegations(struct nfs_server *server, goto restart; } nfs_inode_mark_test_expired_delegation(server,inode); + set_bit(NFS4SERV_DELEGATION_EXPIRED, &server->delegation_flags); + set_bit(NFS4CLNT_DELEGATION_EXPIRED, + &server->nfs_client->cl_state); iput(inode); return -EAGAIN; } diff --git a/fs/nfs/nfs4xdr.c b/fs/nfs/nfs4xdr.c index e8ac3f615f93..71f45cc0ca74 100644 --- a/fs/nfs/nfs4xdr.c +++ b/fs/nfs/nfs4xdr.c @@ -82,9 +82,8 @@ static int decode_layoutget(struct xdr_stream *xdr, struct rpc_rqst *req, * we currently use size 2 (u64) out of (NFS4_OPAQUE_LIMIT >> 2) */ #define pagepad_maxsz (1) -#define open_owner_id_maxsz (1 + 2 + 1 + 1 + 2) -#define lock_owner_id_maxsz (1 + 1 + 4) -#define decode_lockowner_maxsz (1 + XDR_QUADLEN(IDMAP_NAMESZ)) +#define open_owner_id_maxsz (2 + 1 + 2 + 2) +#define lock_owner_id_maxsz (2 + 1 + 2) #define compound_encode_hdr_maxsz (3 + (NFS4_MAXTAGLEN >> 2)) #define compound_decode_hdr_maxsz (3 + (NFS4_MAXTAGLEN >> 2)) #define op_encode_hdr_maxsz (1) @@ -185,7 +184,7 @@ static int decode_layoutget(struct xdr_stream *xdr, struct rpc_rqst *req, #define encode_claim_null_maxsz (1 + nfs4_name_maxsz) #define encode_open_maxsz (op_encode_hdr_maxsz + \ 2 + encode_share_access_maxsz + 2 + \ - open_owner_id_maxsz + \ + 1 + open_owner_id_maxsz + \ encode_opentype_maxsz + \ encode_claim_null_maxsz) #define decode_space_limit_maxsz (3) @@ -255,13 +254,14 @@ static int decode_layoutget(struct xdr_stream *xdr, struct rpc_rqst *req, #define encode_link_maxsz (op_encode_hdr_maxsz + \ nfs4_name_maxsz) #define decode_link_maxsz (op_decode_hdr_maxsz + decode_change_info_maxsz) -#define encode_lockowner_maxsz (7) +#define encode_lockowner_maxsz (2 + 1 + lock_owner_id_maxsz) + #define encode_lock_maxsz (op_encode_hdr_maxsz + \ 7 + \ 1 + encode_stateid_maxsz + 1 + \ encode_lockowner_maxsz) #define decode_lock_denied_maxsz \ - (8 + decode_lockowner_maxsz) + (2 + 2 + 1 + 2 + 1 + lock_owner_id_maxsz) #define decode_lock_maxsz (op_decode_hdr_maxsz + \ decode_lock_denied_maxsz) #define encode_lockt_maxsz (op_encode_hdr_maxsz + 5 + \ @@ -617,7 +617,7 @@ static int decode_layoutget(struct xdr_stream *xdr, struct rpc_rqst *req, encode_lockowner_maxsz) #define NFS4_dec_release_lockowner_sz \ (compound_decode_hdr_maxsz + \ - decode_lockowner_maxsz) + decode_release_lockowner_maxsz) #define NFS4_enc_access_sz (compound_encode_hdr_maxsz + \ encode_sequence_maxsz + \ encode_putfh_maxsz + \ @@ -1412,7 +1412,7 @@ static inline void encode_openhdr(struct xdr_stream *xdr, const struct nfs_opena __be32 *p; /* * opcode 4, seqid 4, share_access 4, share_deny 4, clientid 8, ownerlen 4, - * owner 4 = 32 + * owner 28 */ encode_nfs4_seqid(xdr, arg->seqid); encode_share_access(xdr, arg->share_access); @@ -5077,7 +5077,7 @@ static int decode_link(struct xdr_stream *xdr, struct nfs4_change_info *cinfo) /* * We create the owner, so we know a proper owner.id length is 4. */ -static int decode_lock_denied (struct xdr_stream *xdr, struct file_lock *fl) +static int decode_lock_denied(struct xdr_stream *xdr, struct file_lock *fl) { uint64_t offset, length, clientid; __be32 *p; diff --git a/fs/nfs/sysfs.c b/fs/nfs/sysfs.c index 7b59a40d40c0..784f7c1d003b 100644 --- a/fs/nfs/sysfs.c +++ b/fs/nfs/sysfs.c @@ -14,6 +14,7 @@ #include <linux/rcupdate.h> #include <linux/lockd/lockd.h>
+#include "internal.h" #include "nfs4_fs.h" #include "netns.h" #include "sysfs.h" @@ -228,6 +229,25 @@ static void shutdown_client(struct rpc_clnt *clnt) rpc_cancel_tasks(clnt, -EIO, shutdown_match_client, NULL); }
+/* + * Shut down the nfs_client only once all the superblocks + * have been shut down. + */ +static void shutdown_nfs_client(struct nfs_client *clp) +{ + struct nfs_server *server; + rcu_read_lock(); + list_for_each_entry_rcu(server, &clp->cl_superblocks, client_link) { + if (!(server->flags & NFS_MOUNT_SHUTDOWN)) { + rcu_read_unlock(); + return; + } + } + rcu_read_unlock(); + nfs_mark_client_ready(clp, -EIO); + shutdown_client(clp->cl_rpcclient); +} + static ssize_t shutdown_show(struct kobject *kobj, struct kobj_attribute *attr, char *buf) @@ -259,7 +279,6 @@ shutdown_store(struct kobject *kobj, struct kobj_attribute *attr,
server->flags |= NFS_MOUNT_SHUTDOWN; shutdown_client(server->client); - shutdown_client(server->nfs_client->cl_rpcclient);
if (!IS_ERR(server->client_acl)) shutdown_client(server->client_acl); @@ -267,6 +286,7 @@ shutdown_store(struct kobject *kobj, struct kobj_attribute *attr, if (server->nlm_host) shutdown_client(server->nlm_host->h_rpcclnt); out: + shutdown_nfs_client(server->nfs_client); return count; }
diff --git a/fs/nfs/write.c b/fs/nfs/write.c index 50fa539611f5..7d71af326567 100644 --- a/fs/nfs/write.c +++ b/fs/nfs/write.c @@ -579,8 +579,10 @@ static struct nfs_page *nfs_lock_and_join_requests(struct folio *folio)
while (!nfs_lock_request(head)) { ret = nfs_wait_on_request(head); - if (ret < 0) + if (ret < 0) { + nfs_release_request(head); return ERR_PTR(ret); + } }
/* Ensure that nobody removed the request before we locked it */ diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c index 741b9449f727..de5d65b2ce7c 100644 --- a/fs/nfsd/nfs4state.c +++ b/fs/nfsd/nfs4state.c @@ -1050,6 +1050,12 @@ static struct nfs4_ol_stateid * nfs4_alloc_open_stateid(struct nfs4_client *clp) return openlockstateid(stid); }
+/* + * As the sc_free callback of deleg, this may be called by nfs4_put_stid + * in nfsd_break_one_deleg. + * Considering nfsd_break_one_deleg is called with the flc->flc_lock held, + * this function mustn't ever sleep. + */ static void nfs4_free_deleg(struct nfs4_stid *stid) { struct nfs4_delegation *dp = delegstateid(stid); @@ -5290,6 +5296,7 @@ static const struct nfsd4_callback_ops nfsd4_cb_recall_ops = {
static void nfsd_break_one_deleg(struct nfs4_delegation *dp) { + bool queued; /* * We're assuming the state code never drops its reference * without first removing the lease. Since we're in this lease @@ -5298,7 +5305,10 @@ static void nfsd_break_one_deleg(struct nfs4_delegation *dp) * we know it's safe to take a reference. */ refcount_inc(&dp->dl_stid.sc_count); - WARN_ON_ONCE(!nfsd4_run_cb(&dp->dl_recall)); + queued = nfsd4_run_cb(&dp->dl_recall); + WARN_ON_ONCE(!queued); + if (!queued) + nfs4_put_stid(&dp->dl_stid); }
/* Called from break_lease() with flc_lock held. */ @@ -6711,14 +6721,19 @@ deleg_reaper(struct nfsd_net *nn) spin_lock(&nn->client_lock); list_for_each_safe(pos, next, &nn->client_lru) { clp = list_entry(pos, struct nfs4_client, cl_lru); - if (clp->cl_state != NFSD4_ACTIVE || - list_empty(&clp->cl_delegations) || - atomic_read(&clp->cl_delegs_in_recall) || - test_bit(NFSD4_CLIENT_CB_RECALL_ANY, &clp->cl_flags) || - (ktime_get_boottime_seconds() - - clp->cl_ra_time < 5)) { + + if (clp->cl_state != NFSD4_ACTIVE) + continue; + if (list_empty(&clp->cl_delegations)) + continue; + if (atomic_read(&clp->cl_delegs_in_recall)) + continue; + if (test_bit(NFSD4_CLIENT_CB_RECALL_ANY, &clp->cl_flags)) + continue; + if (ktime_get_boottime_seconds() - clp->cl_ra_time < 5) + continue; + if (clp->cl_cb_state != NFSD4_CB_UP) continue; - } list_add(&clp->cl_ra_cblist, &cblist);
/* release in nfsd4_cb_recall_any_release */ @@ -6902,7 +6917,7 @@ nfsd4_lookup_stateid(struct nfsd4_compound_state *cstate, */ statusmask |= SC_STATUS_REVOKED;
- statusmask |= SC_STATUS_ADMIN_REVOKED; + statusmask |= SC_STATUS_ADMIN_REVOKED | SC_STATUS_FREEABLE;
if (ZERO_STATEID(stateid) || ONE_STATEID(stateid) || CLOSE_STATEID(stateid)) @@ -7557,9 +7572,7 @@ nfsd4_delegreturn(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate, if ((status = fh_verify(rqstp, &cstate->current_fh, S_IFREG, 0))) return status;
- status = nfsd4_lookup_stateid(cstate, stateid, SC_TYPE_DELEG, - SC_STATUS_REVOKED | SC_STATUS_FREEABLE, - &s, nn); + status = nfsd4_lookup_stateid(cstate, stateid, SC_TYPE_DELEG, SC_STATUS_REVOKED, &s, nn); if (status) goto out; dp = delegstateid(s); diff --git a/fs/nfsd/nfsctl.c b/fs/nfsd/nfsctl.c index 3adbc05ebaac..e83629f39604 100644 --- a/fs/nfsd/nfsctl.c +++ b/fs/nfsd/nfsctl.c @@ -1959,6 +1959,7 @@ int nfsd_nl_listener_set_doit(struct sk_buff *skb, struct genl_info *info) struct svc_serv *serv; LIST_HEAD(permsocks); struct nfsd_net *nn; + bool delete = false; int err, rem;
mutex_lock(&nfsd_mutex); @@ -2019,34 +2020,28 @@ int nfsd_nl_listener_set_doit(struct sk_buff *skb, struct genl_info *info) } }
- /* For now, no removing old sockets while server is running */ - if (serv->sv_nrthreads && !list_empty(&permsocks)) { + /* + * If there are listener transports remaining on the permsocks list, + * it means we were asked to remove a listener. + */ + if (!list_empty(&permsocks)) { list_splice_init(&permsocks, &serv->sv_permsocks); - spin_unlock_bh(&serv->sv_lock); - err = -EBUSY; - goto out_unlock_mtx; + delete = true; } + spin_unlock_bh(&serv->sv_lock);
- /* Close the remaining sockets on the permsocks list */ - while (!list_empty(&permsocks)) { - xprt = list_first_entry(&permsocks, struct svc_xprt, xpt_list); - list_move(&xprt->xpt_list, &serv->sv_permsocks); - - /* - * Newly-created sockets are born with the BUSY bit set. Clear - * it if there are no threads, since nothing can pick it up - * in that case. - */ - if (!serv->sv_nrthreads) - clear_bit(XPT_BUSY, &xprt->xpt_flags); - - set_bit(XPT_CLOSE, &xprt->xpt_flags); - spin_unlock_bh(&serv->sv_lock); - svc_xprt_close(xprt); - spin_lock_bh(&serv->sv_lock); + /* Do not remove listeners while there are active threads. */ + if (serv->sv_nrthreads) { + err = -EBUSY; + goto out_unlock_mtx; }
- spin_unlock_bh(&serv->sv_lock); + /* + * Since we can't delete an arbitrary llist entry, destroy the + * remaining listeners and recreate the list. + */ + if (delete) + svc_xprt_destroy_all(serv, net);
/* walk list of addrs again, open any that still don't exist */ nlmsg_for_each_attr(attr, info->nlhdr, GENL_HDRLEN, rem) { @@ -2073,6 +2068,9 @@ int nfsd_nl_listener_set_doit(struct sk_buff *skb, struct genl_info *info)
xprt = svc_find_listener(serv, xcl_name, net, sa); if (xprt) { + if (delete) + WARN_ONCE(1, "Transport type=%s already exists\n", + xcl_name); svc_xprt_put(xprt); continue; } diff --git a/fs/nfsd/vfs.c b/fs/nfsd/vfs.c index 29cb7b812d71..6cd130b5c2b6 100644 --- a/fs/nfsd/vfs.c +++ b/fs/nfsd/vfs.c @@ -1931,9 +1931,17 @@ nfsd_rename(struct svc_rqst *rqstp, struct svc_fh *ffhp, char *fname, int flen, return err; }
-/* - * Unlink a file or directory - * N.B. After this call fhp needs an fh_put +/** + * nfsd_unlink - remove a directory entry + * @rqstp: RPC transaction context + * @fhp: the file handle of the parent directory to be modified + * @type: enforced file type of the object to be removed + * @fname: the name of directory entry to be removed + * @flen: length of @fname in octets + * + * After this call fhp needs an fh_put. + * + * Returns a generic NFS status code in network byte-order. */ __be32 nfsd_unlink(struct svc_rqst *rqstp, struct svc_fh *fhp, int type, @@ -2007,15 +2015,17 @@ nfsd_unlink(struct svc_rqst *rqstp, struct svc_fh *fhp, int type, fh_drop_write(fhp); out_nfserr: if (host_err == -EBUSY) { - /* name is mounted-on. There is no perfect - * error status. + /* + * See RFC 8881 Section 18.25.4 para 4: NFSv4 REMOVE + * wants a status unique to the object type. */ - err = nfserr_file_open; - } else { - err = nfserrno(host_err); + if (type != S_IFDIR) + err = nfserr_file_open; + else + err = nfserr_acces; } out: - return err; + return err != nfs_ok ? err : nfserrno(host_err); out_unlock: inode_unlock(dirp); goto out_drop_write; diff --git a/fs/ntfs3/attrib.c b/fs/ntfs3/attrib.c index af94e3737470..e946f75eb540 100644 --- a/fs/ntfs3/attrib.c +++ b/fs/ntfs3/attrib.c @@ -2664,8 +2664,9 @@ int attr_set_compress(struct ntfs_inode *ni, bool compr) attr->nres.run_off = cpu_to_le16(run_off); }
- /* Update data attribute flags. */ + /* Update attribute flags. */ if (compr) { + attr->flags &= ~ATTR_FLAG_SPARSED; attr->flags |= ATTR_FLAG_COMPRESSED; attr->nres.c_unit = NTFS_LZNT_CUNIT; } else { diff --git a/fs/ntfs3/file.c b/fs/ntfs3/file.c index 3f96a11804c9..e9f701f884e7 100644 --- a/fs/ntfs3/file.c +++ b/fs/ntfs3/file.c @@ -101,8 +101,26 @@ int ntfs_fileattr_set(struct mnt_idmap *idmap, struct dentry *dentry, /* Allowed to change compression for empty files and for directories only. */ if (!is_dedup(ni) && !is_encrypted(ni) && (S_ISREG(inode->i_mode) || S_ISDIR(inode->i_mode))) { - /* Change compress state. */ - int err = ni_set_compress(inode, flags & FS_COMPR_FL); + int err = 0; + struct address_space *mapping = inode->i_mapping; + + /* write out all data and wait. */ + filemap_invalidate_lock(mapping); + err = filemap_write_and_wait(mapping); + + if (err >= 0) { + /* Change compress state. */ + bool compr = flags & FS_COMPR_FL; + err = ni_set_compress(inode, compr); + + /* For files change a_ops too. */ + if (!err) + mapping->a_ops = compr ? &ntfs_aops_cmpr : + &ntfs_aops; + } + + filemap_invalidate_unlock(mapping); + if (err) return err; } diff --git a/fs/ntfs3/frecord.c b/fs/ntfs3/frecord.c index f66186dbeda9..b95d85432493 100644 --- a/fs/ntfs3/frecord.c +++ b/fs/ntfs3/frecord.c @@ -3433,10 +3433,12 @@ int ni_set_compress(struct inode *inode, bool compr) }
ni->std_fa = std->fa; - if (compr) + if (compr) { + std->fa &= ~FILE_ATTRIBUTE_SPARSE_FILE; std->fa |= FILE_ATTRIBUTE_COMPRESSED; - else + } else { std->fa &= ~FILE_ATTRIBUTE_COMPRESSED; + }
if (ni->std_fa != std->fa) { ni->std_fa = std->fa; diff --git a/fs/ntfs3/index.c b/fs/ntfs3/index.c index 7eb9fae22f8d..78d20e4baa2c 100644 --- a/fs/ntfs3/index.c +++ b/fs/ntfs3/index.c @@ -618,7 +618,7 @@ static bool index_hdr_check(const struct INDEX_HDR *hdr, u32 bytes) u32 off = le32_to_cpu(hdr->de_off);
if (!IS_ALIGNED(off, 8) || tot > bytes || end > tot || - off + sizeof(struct NTFS_DE) > end) { + size_add(off, sizeof(struct NTFS_DE)) > end) { /* incorrect index buffer. */ return false; } @@ -736,7 +736,7 @@ static struct NTFS_DE *hdr_find_e(const struct ntfs_index *indx, if (end > total) return NULL;
- if (off + sizeof(struct NTFS_DE) > end) + if (size_add(off, sizeof(struct NTFS_DE)) > end) return NULL;
e = Add2Ptr(hdr, off); diff --git a/fs/ntfs3/ntfs.h b/fs/ntfs3/ntfs.h index 241f2ffdd920..1ff13b6f9613 100644 --- a/fs/ntfs3/ntfs.h +++ b/fs/ntfs3/ntfs.h @@ -717,7 +717,7 @@ static inline struct NTFS_DE *hdr_first_de(const struct INDEX_HDR *hdr) struct NTFS_DE *e; u16 esize;
- if (de_off >= used || de_off + sizeof(struct NTFS_DE) > used ) + if (de_off >= used || size_add(de_off, sizeof(struct NTFS_DE)) > used) return NULL;
e = Add2Ptr(hdr, de_off); diff --git a/fs/ocfs2/alloc.c b/fs/ocfs2/alloc.c index 395e23920632..ca120b1aafa6 100644 --- a/fs/ocfs2/alloc.c +++ b/fs/ocfs2/alloc.c @@ -1803,6 +1803,14 @@ static int __ocfs2_find_path(struct ocfs2_caching_info *ci,
el = root_el; while (el->l_tree_depth) { + if (unlikely(le16_to_cpu(el->l_tree_depth) >= OCFS2_MAX_PATH_DEPTH)) { + ocfs2_error(ocfs2_metadata_cache_get_super(ci), + "Owner %llu has invalid tree depth %u in extent list\n", + (unsigned long long)ocfs2_metadata_cache_owner(ci), + le16_to_cpu(el->l_tree_depth)); + ret = -EROFS; + goto out; + } if (le16_to_cpu(el->l_next_free_rec) == 0) { ocfs2_error(ocfs2_metadata_cache_get_super(ci), "Owner %llu has empty extent list at depth %u\n", diff --git a/fs/proc/base.c b/fs/proc/base.c index 0edf14a9840e..75a36388c302 100644 --- a/fs/proc/base.c +++ b/fs/proc/base.c @@ -416,7 +416,7 @@ static const struct file_operations proc_pid_cmdline_ops = { #ifdef CONFIG_KALLSYMS /* * Provides a wchan file via kallsyms in a proper one-value-per-file format. - * Returns the resolved symbol. If that fails, simply return the address. + * Returns the resolved symbol to user space. */ static int proc_pid_wchan(struct seq_file *m, struct pid_namespace *ns, struct pid *pid, struct task_struct *task) diff --git a/fs/smb/client/cifsacl.c b/fs/smb/client/cifsacl.c index 699a3f76d083..64bd68f750f8 100644 --- a/fs/smb/client/cifsacl.c +++ b/fs/smb/client/cifsacl.c @@ -763,7 +763,7 @@ static void parse_dacl(struct smb_acl *pdacl, char *end_of_acl, struct cifs_fattr *fattr, bool mode_from_special_sid) { int i; - int num_aces = 0; + u16 num_aces = 0; int acl_size; char *acl_base; struct smb_ace **ppace; @@ -778,14 +778,15 @@ static void parse_dacl(struct smb_acl *pdacl, char *end_of_acl, }
/* validate that we do not go past end of acl */ - if (end_of_acl < (char *)pdacl + le16_to_cpu(pdacl->size)) { + if (end_of_acl < (char *)pdacl + sizeof(struct smb_acl) || + end_of_acl < (char *)pdacl + le16_to_cpu(pdacl->size)) { cifs_dbg(VFS, "ACL too small to parse DACL\n"); return; }
cifs_dbg(NOISY, "DACL revision %d size %d num aces %d\n", le16_to_cpu(pdacl->revision), le16_to_cpu(pdacl->size), - le32_to_cpu(pdacl->num_aces)); + le16_to_cpu(pdacl->num_aces));
/* reset rwx permissions for user/group/other. Also, if num_aces is 0 i.e. DACL has no ACEs, @@ -795,12 +796,15 @@ static void parse_dacl(struct smb_acl *pdacl, char *end_of_acl, acl_base = (char *)pdacl; acl_size = sizeof(struct smb_acl);
- num_aces = le32_to_cpu(pdacl->num_aces); + num_aces = le16_to_cpu(pdacl->num_aces); if (num_aces > 0) { umode_t denied_mode = 0;
- if (num_aces > ULONG_MAX / sizeof(struct smb_ace *)) + if (num_aces > (le16_to_cpu(pdacl->size) - sizeof(struct smb_acl)) / + (offsetof(struct smb_ace, sid) + + offsetof(struct smb_sid, sub_auth) + sizeof(__le16))) return; + ppace = kmalloc_array(num_aces, sizeof(struct smb_ace *), GFP_KERNEL); if (!ppace) @@ -937,12 +941,12 @@ unsigned int setup_special_user_owner_ACE(struct smb_ace *pntace) static void populate_new_aces(char *nacl_base, struct smb_sid *pownersid, struct smb_sid *pgrpsid, - __u64 *pnmode, u32 *pnum_aces, u16 *pnsize, + __u64 *pnmode, u16 *pnum_aces, u16 *pnsize, bool modefromsid, bool posix) { __u64 nmode; - u32 num_aces = 0; + u16 num_aces = 0; u16 nsize = 0; __u64 user_mode; __u64 group_mode; @@ -1050,7 +1054,7 @@ static __u16 replace_sids_and_copy_aces(struct smb_acl *pdacl, struct smb_acl *p u16 size = 0; struct smb_ace *pntace = NULL; char *acl_base = NULL; - u32 src_num_aces = 0; + u16 src_num_aces = 0; u16 nsize = 0; struct smb_ace *pnntace = NULL; char *nacl_base = NULL; @@ -1058,7 +1062,7 @@ static __u16 replace_sids_and_copy_aces(struct smb_acl *pdacl, struct smb_acl *p
acl_base = (char *)pdacl; size = sizeof(struct smb_acl); - src_num_aces = le32_to_cpu(pdacl->num_aces); + src_num_aces = le16_to_cpu(pdacl->num_aces);
nacl_base = (char *)pndacl; nsize = sizeof(struct smb_acl); @@ -1090,11 +1094,11 @@ static int set_chmod_dacl(struct smb_acl *pdacl, struct smb_acl *pndacl, u16 size = 0; struct smb_ace *pntace = NULL; char *acl_base = NULL; - u32 src_num_aces = 0; + u16 src_num_aces = 0; u16 nsize = 0; struct smb_ace *pnntace = NULL; char *nacl_base = NULL; - u32 num_aces = 0; + u16 num_aces = 0; bool new_aces_set = false;
/* Assuming that pndacl and pnmode are never NULL */ @@ -1112,7 +1116,7 @@ static int set_chmod_dacl(struct smb_acl *pdacl, struct smb_acl *pndacl,
acl_base = (char *)pdacl; size = sizeof(struct smb_acl); - src_num_aces = le32_to_cpu(pdacl->num_aces); + src_num_aces = le16_to_cpu(pdacl->num_aces);
/* Retain old ACEs which we can retain */ for (i = 0; i < src_num_aces; ++i) { @@ -1158,7 +1162,7 @@ static int set_chmod_dacl(struct smb_acl *pdacl, struct smb_acl *pndacl, }
finalize_dacl: - pndacl->num_aces = cpu_to_le32(num_aces); + pndacl->num_aces = cpu_to_le16(num_aces); pndacl->size = cpu_to_le16(nsize);
return 0; @@ -1293,7 +1297,7 @@ static int build_sec_desc(struct smb_ntsd *pntsd, struct smb_ntsd *pnntsd, dacloffset ? dacl_ptr->revision : cpu_to_le16(ACL_REVISION);
ndacl_ptr->size = cpu_to_le16(0); - ndacl_ptr->num_aces = cpu_to_le32(0); + ndacl_ptr->num_aces = cpu_to_le16(0);
rc = set_chmod_dacl(dacl_ptr, ndacl_ptr, owner_sid_ptr, group_sid_ptr, pnmode, mode_from_sid, posix); @@ -1653,7 +1657,7 @@ id_mode_to_cifs_acl(struct inode *inode, const char *path, __u64 *pnmode, dacl_ptr = (struct smb_acl *)((char *)pntsd + dacloffset); if (mode_from_sid) nsecdesclen += - le32_to_cpu(dacl_ptr->num_aces) * sizeof(struct smb_ace); + le16_to_cpu(dacl_ptr->num_aces) * sizeof(struct smb_ace); else /* cifsacl */ nsecdesclen += le16_to_cpu(dacl_ptr->size); } diff --git a/fs/smb/client/cifssmb.c b/fs/smb/client/cifssmb.c index a993d4ac5841..dd5211d268f4 100644 --- a/fs/smb/client/cifssmb.c +++ b/fs/smb/client/cifssmb.c @@ -114,19 +114,23 @@ cifs_reconnect_tcon(struct cifs_tcon *tcon, int smb_command)
mutex_lock(&ses->session_mutex); /* - * Recheck after acquire mutex. If another thread is negotiating - * and the server never sends an answer the socket will be closed - * and tcpStatus set to reconnect. + * Handle the case where a concurrent thread failed to negotiate or + * killed a channel. */ spin_lock(&server->srv_lock); - if (server->tcpStatus == CifsNeedReconnect) { + switch (server->tcpStatus) { + case CifsExiting: spin_unlock(&server->srv_lock); mutex_unlock(&ses->session_mutex); - - if (tcon->retry) - goto again; - rc = -EHOSTDOWN; - goto out; + return -EHOSTDOWN; + case CifsNeedReconnect: + spin_unlock(&server->srv_lock); + mutex_unlock(&ses->session_mutex); + if (!tcon->retry) + return -EHOSTDOWN; + goto again; + default: + break; } spin_unlock(&server->srv_lock);
@@ -152,16 +156,20 @@ cifs_reconnect_tcon(struct cifs_tcon *tcon, int smb_command) spin_unlock(&ses->ses_lock);
rc = cifs_negotiate_protocol(0, ses, server); - if (!rc) { - rc = cifs_setup_session(0, ses, server, ses->local_nls); - if ((rc == -EACCES) || (rc == -EHOSTDOWN) || (rc == -EKEYREVOKED)) { - /* - * Try alternate password for next reconnect if an alternate - * password is available. - */ - if (ses->password2) - swap(ses->password2, ses->password); - } + if (rc) { + mutex_unlock(&ses->session_mutex); + if (!tcon->retry) + return -EHOSTDOWN; + goto again; + } + rc = cifs_setup_session(0, ses, server, ses->local_nls); + if ((rc == -EACCES) || (rc == -EHOSTDOWN) || (rc == -EKEYREVOKED)) { + /* + * Try alternate password for next reconnect if an alternate + * password is available. + */ + if (ses->password2) + swap(ses->password2, ses->password); }
/* do we need to reconnect tcon? */ diff --git a/fs/smb/client/connect.c b/fs/smb/client/connect.c index a5d443c42996..cc4cd7ec7224 100644 --- a/fs/smb/client/connect.c +++ b/fs/smb/client/connect.c @@ -316,6 +316,7 @@ cifs_abort_connection(struct TCP_Server_Info *server) server->ssocket->flags); sock_release(server->ssocket); server->ssocket = NULL; + put_net(cifs_net_ns(server)); } server->sequence_number = 0; server->session_estab = false; @@ -3158,8 +3159,12 @@ generic_ip_connect(struct TCP_Server_Info *server) /* * Grab netns reference for the socket. * - * It'll be released here, on error, or in clean_demultiplex_info() upon server - * teardown. + * This reference will be released in several situations: + * - In the failure path before the cifsd thread is started. + * - In the all place where server->socket is released, it is + * also set to NULL. + * - Ultimately in clean_demultiplex_info(), during the final + * teardown. */ get_net(net);
@@ -3175,10 +3180,8 @@ generic_ip_connect(struct TCP_Server_Info *server) }
rc = bind_socket(server); - if (rc < 0) { - put_net(cifs_net_ns(server)); + if (rc < 0) return rc; - }
/* * Eventually check for other socket options to change from @@ -3224,9 +3227,6 @@ generic_ip_connect(struct TCP_Server_Info *server) if (sport == htons(RFC1001_PORT)) rc = ip_rfc1001_connect(server);
- if (rc < 0) - put_net(cifs_net_ns(server)); - return rc; }
diff --git a/fs/smb/client/smb2pdu.c b/fs/smb/client/smb2pdu.c index 7ece98c742bd..23ae73c9c5e9 100644 --- a/fs/smb/client/smb2pdu.c +++ b/fs/smb/client/smb2pdu.c @@ -300,32 +300,23 @@ smb2_reconnect(__le16 smb2_command, struct cifs_tcon *tcon,
mutex_lock(&ses->session_mutex); /* - * if this is called by delayed work, and the channel has been disabled - * in parallel, the delayed work can continue to execute in parallel - * there's a chance that this channel may not exist anymore + * Handle the case where a concurrent thread failed to negotiate or + * killed a channel. */ spin_lock(&server->srv_lock); - if (server->tcpStatus == CifsExiting) { + switch (server->tcpStatus) { + case CifsExiting: spin_unlock(&server->srv_lock); mutex_unlock(&ses->session_mutex); - rc = -EHOSTDOWN; - goto out; - } - - /* - * Recheck after acquire mutex. If another thread is negotiating - * and the server never sends an answer the socket will be closed - * and tcpStatus set to reconnect. - */ - if (server->tcpStatus == CifsNeedReconnect) { + return -EHOSTDOWN; + case CifsNeedReconnect: spin_unlock(&server->srv_lock); mutex_unlock(&ses->session_mutex); - - if (tcon->retry) - goto again; - - rc = -EHOSTDOWN; - goto out; + if (!tcon->retry) + return -EHOSTDOWN; + goto again; + default: + break; } spin_unlock(&server->srv_lock);
@@ -350,43 +341,41 @@ smb2_reconnect(__le16 smb2_command, struct cifs_tcon *tcon, spin_unlock(&ses->ses_lock);
rc = cifs_negotiate_protocol(0, ses, server); - if (!rc) { - /* - * if server stopped supporting multichannel - * and the first channel reconnected, disable all the others. - */ - if (ses->chan_count > 1 && - !(server->capabilities & SMB2_GLOBAL_CAP_MULTI_CHANNEL)) { - rc = cifs_chan_skip_or_disable(ses, server, - from_reconnect); - if (rc) { - mutex_unlock(&ses->session_mutex); - goto out; - } - } - - rc = cifs_setup_session(0, ses, server, ses->local_nls); - if ((rc == -EACCES) || (rc == -EKEYEXPIRED) || (rc == -EKEYREVOKED)) { - /* - * Try alternate password for next reconnect (key rotation - * could be enabled on the server e.g.) if an alternate - * password is available and the current password is expired, - * but do not swap on non pwd related errors like host down - */ - if (ses->password2) - swap(ses->password2, ses->password); - } - - if ((rc == -EACCES) && !tcon->retry) { - mutex_unlock(&ses->session_mutex); - rc = -EHOSTDOWN; - goto failed; - } else if (rc) { + if (rc) { + mutex_unlock(&ses->session_mutex); + if (!tcon->retry) + return -EHOSTDOWN; + goto again; + } + /* + * if server stopped supporting multichannel + * and the first channel reconnected, disable all the others. + */ + if (ses->chan_count > 1 && + !(server->capabilities & SMB2_GLOBAL_CAP_MULTI_CHANNEL)) { + rc = cifs_chan_skip_or_disable(ses, server, + from_reconnect); + if (rc) { mutex_unlock(&ses->session_mutex); goto out; } - } else { + } + + rc = cifs_setup_session(0, ses, server, ses->local_nls); + if ((rc == -EACCES) || (rc == -EKEYEXPIRED) || (rc == -EKEYREVOKED)) { + /* + * Try alternate password for next reconnect (key rotation + * could be enabled on the server e.g.) if an alternate + * password is available and the current password is expired, + * but do not swap on non pwd related errors like host down + */ + if (ses->password2) + swap(ses->password2, ses->password); + } + if (rc) { mutex_unlock(&ses->session_mutex); + if (rc == -EACCES && !tcon->retry) + return -EHOSTDOWN; goto out; }
@@ -490,7 +479,6 @@ smb2_reconnect(__le16 smb2_command, struct cifs_tcon *tcon, case SMB2_IOCTL: rc = -EAGAIN; } -failed: return rc; }
diff --git a/fs/smb/common/smbacl.h b/fs/smb/common/smbacl.h index 6a60698fc6f0..a624ec9e4a14 100644 --- a/fs/smb/common/smbacl.h +++ b/fs/smb/common/smbacl.h @@ -107,7 +107,8 @@ struct smb_sid { struct smb_acl { __le16 revision; /* revision level */ __le16 size; - __le32 num_aces; + __le16 num_aces; + __le16 reserved; } __attribute__((packed));
struct smb_ace { diff --git a/fs/smb/server/auth.c b/fs/smb/server/auth.c index 2a5b4a96bf99..83caa3849749 100644 --- a/fs/smb/server/auth.c +++ b/fs/smb/server/auth.c @@ -1016,9 +1016,9 @@ static int ksmbd_get_encryption_key(struct ksmbd_work *work, __u64 ses_id,
ses_enc_key = enc ? sess->smb3encryptionkey : sess->smb3decryptionkey; - if (enc) - ksmbd_user_session_get(sess); memcpy(key, ses_enc_key, SMB3_ENC_DEC_KEY_SIZE); + if (!enc) + ksmbd_user_session_put(sess);
return 0; } @@ -1218,7 +1218,7 @@ int ksmbd_crypt_message(struct ksmbd_work *work, struct kvec *iov, free_sg: kfree(sg); free_req: - kfree(req); + aead_request_free(req); free_ctx: ksmbd_release_crypto_ctx(ctx); return rc; diff --git a/fs/smb/server/connection.h b/fs/smb/server/connection.h index 91c2318639e7..14620e147dda 100644 --- a/fs/smb/server/connection.h +++ b/fs/smb/server/connection.h @@ -27,6 +27,7 @@ enum { KSMBD_SESS_EXITING, KSMBD_SESS_NEED_RECONNECT, KSMBD_SESS_NEED_NEGOTIATE, + KSMBD_SESS_NEED_SETUP, KSMBD_SESS_RELEASING };
@@ -187,6 +188,11 @@ static inline bool ksmbd_conn_need_negotiate(struct ksmbd_conn *conn) return READ_ONCE(conn->status) == KSMBD_SESS_NEED_NEGOTIATE; }
+static inline bool ksmbd_conn_need_setup(struct ksmbd_conn *conn) +{ + return READ_ONCE(conn->status) == KSMBD_SESS_NEED_SETUP; +} + static inline bool ksmbd_conn_need_reconnect(struct ksmbd_conn *conn) { return READ_ONCE(conn->status) == KSMBD_SESS_NEED_RECONNECT; @@ -217,6 +223,11 @@ static inline void ksmbd_conn_set_need_negotiate(struct ksmbd_conn *conn) WRITE_ONCE(conn->status, KSMBD_SESS_NEED_NEGOTIATE); }
+static inline void ksmbd_conn_set_need_setup(struct ksmbd_conn *conn) +{ + WRITE_ONCE(conn->status, KSMBD_SESS_NEED_SETUP); +} + static inline void ksmbd_conn_set_need_reconnect(struct ksmbd_conn *conn) { WRITE_ONCE(conn->status, KSMBD_SESS_NEED_RECONNECT); diff --git a/fs/smb/server/mgmt/user_session.c b/fs/smb/server/mgmt/user_session.c index 71c6939dfbf1..3f45f28f6f0f 100644 --- a/fs/smb/server/mgmt/user_session.c +++ b/fs/smb/server/mgmt/user_session.c @@ -181,7 +181,7 @@ static void ksmbd_expire_session(struct ksmbd_conn *conn) down_write(&sessions_table_lock); down_write(&conn->session_lock); xa_for_each(&conn->sessions, id, sess) { - if (atomic_read(&sess->refcnt) == 0 && + if (atomic_read(&sess->refcnt) <= 1 && (sess->state != SMB2_SESSION_VALID || time_after(jiffies, sess->last_active + SMB2_SESSION_TIMEOUT))) { @@ -230,7 +230,11 @@ void ksmbd_sessions_deregister(struct ksmbd_conn *conn) if (!ksmbd_chann_del(conn, sess) && xa_empty(&sess->ksmbd_chann_list)) { hash_del(&sess->hlist); - ksmbd_session_destroy(sess); + down_write(&conn->session_lock); + xa_erase(&conn->sessions, sess->id); + up_write(&conn->session_lock); + if (atomic_dec_and_test(&sess->refcnt)) + ksmbd_session_destroy(sess); } } } @@ -249,13 +253,30 @@ void ksmbd_sessions_deregister(struct ksmbd_conn *conn) if (xa_empty(&sess->ksmbd_chann_list)) { xa_erase(&conn->sessions, sess->id); hash_del(&sess->hlist); - ksmbd_session_destroy(sess); + if (atomic_dec_and_test(&sess->refcnt)) + ksmbd_session_destroy(sess); } } up_write(&conn->session_lock); up_write(&sessions_table_lock); }
+bool is_ksmbd_session_in_connection(struct ksmbd_conn *conn, + unsigned long long id) +{ + struct ksmbd_session *sess; + + down_read(&conn->session_lock); + sess = xa_load(&conn->sessions, id); + if (sess) { + up_read(&conn->session_lock); + return true; + } + up_read(&conn->session_lock); + + return false; +} + struct ksmbd_session *ksmbd_session_lookup(struct ksmbd_conn *conn, unsigned long long id) { @@ -309,8 +330,8 @@ void ksmbd_user_session_put(struct ksmbd_session *sess)
if (atomic_read(&sess->refcnt) <= 0) WARN_ON(1); - else - atomic_dec(&sess->refcnt); + else if (atomic_dec_and_test(&sess->refcnt)) + ksmbd_session_destroy(sess); }
struct preauth_session *ksmbd_preauth_session_alloc(struct ksmbd_conn *conn, @@ -353,13 +374,13 @@ void destroy_previous_session(struct ksmbd_conn *conn, ksmbd_all_conn_set_status(id, KSMBD_SESS_NEED_RECONNECT); err = ksmbd_conn_wait_idle_sess_id(conn, id); if (err) { - ksmbd_all_conn_set_status(id, KSMBD_SESS_NEED_NEGOTIATE); + ksmbd_all_conn_set_status(id, KSMBD_SESS_NEED_SETUP); goto out; }
ksmbd_destroy_file_table(&prev_sess->file_table); prev_sess->state = SMB2_SESSION_EXPIRED; - ksmbd_all_conn_set_status(id, KSMBD_SESS_NEED_NEGOTIATE); + ksmbd_all_conn_set_status(id, KSMBD_SESS_NEED_SETUP); ksmbd_launch_ksmbd_durable_scavenger(); out: up_write(&conn->session_lock); @@ -417,7 +438,7 @@ static struct ksmbd_session *__session_create(int protocol) xa_init(&sess->rpc_handle_list); sess->sequence_number = 1; rwlock_init(&sess->tree_conns_lock); - atomic_set(&sess->refcnt, 1); + atomic_set(&sess->refcnt, 2);
ret = __init_smb2_session(sess); if (ret) diff --git a/fs/smb/server/mgmt/user_session.h b/fs/smb/server/mgmt/user_session.h index c1c4b20bd5c6..f21348381d59 100644 --- a/fs/smb/server/mgmt/user_session.h +++ b/fs/smb/server/mgmt/user_session.h @@ -87,6 +87,8 @@ void ksmbd_session_destroy(struct ksmbd_session *sess); struct ksmbd_session *ksmbd_session_lookup_slowpath(unsigned long long id); struct ksmbd_session *ksmbd_session_lookup(struct ksmbd_conn *conn, unsigned long long id); +bool is_ksmbd_session_in_connection(struct ksmbd_conn *conn, + unsigned long long id); int ksmbd_session_register(struct ksmbd_conn *conn, struct ksmbd_session *sess); void ksmbd_sessions_deregister(struct ksmbd_conn *conn); diff --git a/fs/smb/server/oplock.c b/fs/smb/server/oplock.c index 28886ff1ee57..f103b1bd0400 100644 --- a/fs/smb/server/oplock.c +++ b/fs/smb/server/oplock.c @@ -724,8 +724,8 @@ static int smb2_oplock_break_noti(struct oplock_info *opinfo) work->conn = conn; work->sess = opinfo->sess;
+ ksmbd_conn_r_count_inc(conn); if (opinfo->op_state == OPLOCK_ACK_WAIT) { - ksmbd_conn_r_count_inc(conn); INIT_WORK(&work->work, __smb2_oplock_break_noti); ksmbd_queue_work(work);
@@ -833,8 +833,8 @@ static int smb2_lease_break_noti(struct oplock_info *opinfo) work->conn = conn; work->sess = opinfo->sess;
+ ksmbd_conn_r_count_inc(conn); if (opinfo->op_state == OPLOCK_ACK_WAIT) { - ksmbd_conn_r_count_inc(conn); INIT_WORK(&work->work, __smb2_lease_break_noti); ksmbd_queue_work(work); wait_for_break_ack(opinfo); @@ -1505,6 +1505,10 @@ struct lease_ctx_info *parse_lease_state(void *open_req) if (sizeof(struct lease_context_v2) == le32_to_cpu(cc->DataLength)) { struct create_lease_v2 *lc = (struct create_lease_v2 *)cc;
+ if (le16_to_cpu(cc->DataOffset) + le32_to_cpu(cc->DataLength) < + sizeof(struct create_lease_v2) - 4) + return NULL; + memcpy(lreq->lease_key, lc->lcontext.LeaseKey, SMB2_LEASE_KEY_SIZE); lreq->req_state = lc->lcontext.LeaseState; lreq->flags = lc->lcontext.LeaseFlags; @@ -1517,6 +1521,10 @@ struct lease_ctx_info *parse_lease_state(void *open_req) } else { struct create_lease *lc = (struct create_lease *)cc;
+ if (le16_to_cpu(cc->DataOffset) + le32_to_cpu(cc->DataLength) < + sizeof(struct create_lease)) + return NULL; + memcpy(lreq->lease_key, lc->lcontext.LeaseKey, SMB2_LEASE_KEY_SIZE); lreq->req_state = lc->lcontext.LeaseState; lreq->flags = lc->lcontext.LeaseFlags; diff --git a/fs/smb/server/smb2pdu.c b/fs/smb/server/smb2pdu.c index 91de0224902f..5a3a61396783 100644 --- a/fs/smb/server/smb2pdu.c +++ b/fs/smb/server/smb2pdu.c @@ -1248,7 +1248,7 @@ int smb2_handle_negotiate(struct ksmbd_work *work) }
conn->srv_sec_mode = le16_to_cpu(rsp->SecurityMode); - ksmbd_conn_set_need_negotiate(conn); + ksmbd_conn_set_need_setup(conn);
err_out: ksmbd_conn_unlock(conn); @@ -1270,6 +1270,9 @@ static int alloc_preauth_hash(struct ksmbd_session *sess, if (sess->Preauth_HashValue) return 0;
+ if (!conn->preauth_info) + return -ENOMEM; + sess->Preauth_HashValue = kmemdup(conn->preauth_info->Preauth_HashValue, PREAUTH_HASHVALUE_SIZE, KSMBD_DEFAULT_GFP); if (!sess->Preauth_HashValue) @@ -1673,6 +1676,11 @@ int smb2_sess_setup(struct ksmbd_work *work)
ksmbd_debug(SMB, "Received smb2 session setup request\n");
+ if (!ksmbd_conn_need_setup(conn) && !ksmbd_conn_good(conn)) { + work->send_no_response = 1; + return rc; + } + WORK_BUFFERS(work, req, rsp);
rsp->StructureSize = cpu_to_le16(9); @@ -1706,44 +1714,38 @@ int smb2_sess_setup(struct ksmbd_work *work)
if (conn->dialect != sess->dialect) { rc = -EINVAL; - ksmbd_user_session_put(sess); goto out_err; }
if (!(req->hdr.Flags & SMB2_FLAGS_SIGNED)) { rc = -EINVAL; - ksmbd_user_session_put(sess); goto out_err; }
if (strncmp(conn->ClientGUID, sess->ClientGUID, SMB2_CLIENT_GUID_SIZE)) { rc = -ENOENT; - ksmbd_user_session_put(sess); goto out_err; }
if (sess->state == SMB2_SESSION_IN_PROGRESS) { rc = -EACCES; - ksmbd_user_session_put(sess); goto out_err; }
if (sess->state == SMB2_SESSION_EXPIRED) { rc = -EFAULT; - ksmbd_user_session_put(sess); goto out_err; } - ksmbd_user_session_put(sess);
if (ksmbd_conn_need_reconnect(conn)) { rc = -EFAULT; + ksmbd_user_session_put(sess); sess = NULL; goto out_err; }
- sess = ksmbd_session_lookup(conn, sess_id); - if (!sess) { + if (is_ksmbd_session_in_connection(conn, sess_id)) { rc = -EACCES; goto out_err; } @@ -1909,10 +1911,12 @@ int smb2_sess_setup(struct ksmbd_work *work)
sess->last_active = jiffies; sess->state = SMB2_SESSION_EXPIRED; + ksmbd_user_session_put(sess); + work->sess = NULL; if (try_delay) { ksmbd_conn_set_need_reconnect(conn); ssleep(5); - ksmbd_conn_set_need_negotiate(conn); + ksmbd_conn_set_need_setup(conn); } } smb2_set_err_rsp(work); @@ -2238,14 +2242,15 @@ int smb2_session_logoff(struct ksmbd_work *work) return -ENOENT; }
- ksmbd_destroy_file_table(&sess->file_table); down_write(&conn->session_lock); sess->state = SMB2_SESSION_EXPIRED; up_write(&conn->session_lock);
- ksmbd_free_user(sess->user); - sess->user = NULL; - ksmbd_all_conn_set_status(sess_id, KSMBD_SESS_NEED_NEGOTIATE); + if (sess->user) { + ksmbd_free_user(sess->user); + sess->user = NULL; + } + ksmbd_all_conn_set_status(sess_id, KSMBD_SESS_NEED_SETUP);
rsp->StructureSize = cpu_to_le16(4); err = ksmbd_iov_pin_rsp(work, rsp, sizeof(struct smb2_logoff_rsp)); @@ -2707,6 +2712,13 @@ static int parse_durable_handle_context(struct ksmbd_work *work, goto out; }
+ if (le16_to_cpu(context->DataOffset) + + le32_to_cpu(context->DataLength) < + sizeof(struct create_durable_reconn_v2_req)) { + err = -EINVAL; + goto out; + } + recon_v2 = (struct create_durable_reconn_v2_req *)context; persistent_id = recon_v2->Fid.PersistentFileId; dh_info->fp = ksmbd_lookup_durable_fd(persistent_id); @@ -2740,6 +2752,13 @@ static int parse_durable_handle_context(struct ksmbd_work *work, goto out; }
+ if (le16_to_cpu(context->DataOffset) + + le32_to_cpu(context->DataLength) < + sizeof(struct create_durable_reconn_req)) { + err = -EINVAL; + goto out; + } + recon = (struct create_durable_reconn_req *)context; persistent_id = recon->Data.Fid.PersistentFileId; dh_info->fp = ksmbd_lookup_durable_fd(persistent_id); @@ -2765,6 +2784,13 @@ static int parse_durable_handle_context(struct ksmbd_work *work, goto out; }
+ if (le16_to_cpu(context->DataOffset) + + le32_to_cpu(context->DataLength) < + sizeof(struct create_durable_req_v2)) { + err = -EINVAL; + goto out; + } + durable_v2_blob = (struct create_durable_req_v2 *)context; ksmbd_debug(SMB, "Request for durable v2 open\n"); diff --git a/fs/smb/server/smbacl.c b/fs/smb/server/smbacl.c index bced4ca12250..5aa7a66334d9 100644 --- a/fs/smb/server/smbacl.c +++ b/fs/smb/server/smbacl.c @@ -270,6 +270,11 @@ static int sid_to_id(struct mnt_idmap *idmap, return -EIO; }
+ if (psid->num_subauth == 0) { + pr_err("%s: zero subauthorities!\n", __func__); + return -EIO; + } + if (sidtype == SIDOWNER) { kuid_t uid; uid_t id; @@ -333,7 +338,7 @@ void posix_state_to_acl(struct posix_acl_state *state, pace->e_perm = state->other.allow; }
-int init_acl_state(struct posix_acl_state *state, int cnt) +int init_acl_state(struct posix_acl_state *state, u16 cnt) { int alloc;
@@ -368,7 +373,7 @@ static void parse_dacl(struct mnt_idmap *idmap, struct smb_fattr *fattr) { int i, ret; - int num_aces = 0; + u16 num_aces = 0; unsigned int acl_size; char *acl_base; struct smb_ace **ppace; @@ -389,12 +394,12 @@ static void parse_dacl(struct mnt_idmap *idmap,
ksmbd_debug(SMB, "DACL revision %d size %d num aces %d\n", le16_to_cpu(pdacl->revision), le16_to_cpu(pdacl->size), - le32_to_cpu(pdacl->num_aces)); + le16_to_cpu(pdacl->num_aces));
acl_base = (char *)pdacl; acl_size = sizeof(struct smb_acl);
- num_aces = le32_to_cpu(pdacl->num_aces); + num_aces = le16_to_cpu(pdacl->num_aces); if (num_aces <= 0) return;
@@ -583,7 +588,7 @@ static void parse_dacl(struct mnt_idmap *idmap,
static void set_posix_acl_entries_dacl(struct mnt_idmap *idmap, struct smb_ace *pndace, - struct smb_fattr *fattr, u32 *num_aces, + struct smb_fattr *fattr, u16 *num_aces, u16 *size, u32 nt_aces_num) { struct posix_acl_entry *pace; @@ -704,7 +709,7 @@ static void set_ntacl_dacl(struct mnt_idmap *idmap, struct smb_fattr *fattr) { struct smb_ace *ntace, *pndace; - int nt_num_aces = le32_to_cpu(nt_dacl->num_aces), num_aces = 0; + u16 nt_num_aces = le16_to_cpu(nt_dacl->num_aces), num_aces = 0; unsigned short size = 0; int i;
@@ -731,7 +736,7 @@ static void set_ntacl_dacl(struct mnt_idmap *idmap,
set_posix_acl_entries_dacl(idmap, pndace, fattr, &num_aces, &size, nt_num_aces); - pndacl->num_aces = cpu_to_le32(num_aces); + pndacl->num_aces = cpu_to_le16(num_aces); pndacl->size = cpu_to_le16(le16_to_cpu(pndacl->size) + size); }
@@ -739,7 +744,7 @@ static void set_mode_dacl(struct mnt_idmap *idmap, struct smb_acl *pndacl, struct smb_fattr *fattr) { struct smb_ace *pace, *pndace; - u32 num_aces = 0; + u16 num_aces = 0; u16 size = 0, ace_size = 0; uid_t uid; const struct smb_sid *sid; @@ -795,7 +800,7 @@ static void set_mode_dacl(struct mnt_idmap *idmap, fattr->cf_mode, 0007);
out: - pndacl->num_aces = cpu_to_le32(num_aces); + pndacl->num_aces = cpu_to_le16(num_aces); pndacl->size = cpu_to_le16(le16_to_cpu(pndacl->size) + size); }
@@ -1025,8 +1030,11 @@ int smb_inherit_dacl(struct ksmbd_conn *conn, struct smb_sid owner_sid, group_sid; struct dentry *parent = path->dentry->d_parent; struct mnt_idmap *idmap = mnt_idmap(path->mnt); - int inherited_flags = 0, flags = 0, i, ace_cnt = 0, nt_size = 0, pdacl_size; - int rc = 0, num_aces, dacloffset, pntsd_type, pntsd_size, acl_len, aces_size; + int inherited_flags = 0, flags = 0, i, nt_size = 0, pdacl_size; + int rc = 0, pntsd_type, pntsd_size, acl_len, aces_size; + unsigned int dacloffset; + size_t dacl_struct_end; + u16 num_aces, ace_cnt = 0; char *aces_base; bool is_dir = S_ISDIR(d_inode(path->dentry)->i_mode);
@@ -1034,15 +1042,18 @@ int smb_inherit_dacl(struct ksmbd_conn *conn, parent, &parent_pntsd); if (pntsd_size <= 0) return -ENOENT; + dacloffset = le32_to_cpu(parent_pntsd->dacloffset); - if (!dacloffset || (dacloffset + sizeof(struct smb_acl) > pntsd_size)) { + if (!dacloffset || + check_add_overflow(dacloffset, sizeof(struct smb_acl), &dacl_struct_end) || + dacl_struct_end > (size_t)pntsd_size) { rc = -EINVAL; goto free_parent_pntsd; }
parent_pdacl = (struct smb_acl *)((char *)parent_pntsd + dacloffset); acl_len = pntsd_size - dacloffset; - num_aces = le32_to_cpu(parent_pdacl->num_aces); + num_aces = le16_to_cpu(parent_pdacl->num_aces); pntsd_type = le16_to_cpu(parent_pntsd->type); pdacl_size = le16_to_cpu(parent_pdacl->size);
@@ -1202,7 +1213,7 @@ int smb_inherit_dacl(struct ksmbd_conn *conn, pdacl = (struct smb_acl *)((char *)pntsd + le32_to_cpu(pntsd->dacloffset)); pdacl->revision = cpu_to_le16(2); pdacl->size = cpu_to_le16(sizeof(struct smb_acl) + nt_size); - pdacl->num_aces = cpu_to_le32(ace_cnt); + pdacl->num_aces = cpu_to_le16(ace_cnt); pace = (struct smb_ace *)((char *)pdacl + sizeof(struct smb_acl)); memcpy(pace, aces_base, nt_size); pntsd_size += sizeof(struct smb_acl) + nt_size; @@ -1239,7 +1250,9 @@ int smb_check_perm_dacl(struct ksmbd_conn *conn, const struct path *path, struct smb_ntsd *pntsd = NULL; struct smb_acl *pdacl; struct posix_acl *posix_acls; - int rc = 0, pntsd_size, acl_size, aces_size, pdacl_size, dacl_offset; + int rc = 0, pntsd_size, acl_size, aces_size, pdacl_size; + unsigned int dacl_offset; + size_t dacl_struct_end; struct smb_sid sid; int granted = le32_to_cpu(*pdaccess & ~FILE_MAXIMAL_ACCESS_LE); struct smb_ace *ace; @@ -1258,7 +1271,8 @@ int smb_check_perm_dacl(struct ksmbd_conn *conn, const struct path *path,
dacl_offset = le32_to_cpu(pntsd->dacloffset); if (!dacl_offset || - (dacl_offset + sizeof(struct smb_acl) > pntsd_size)) + check_add_overflow(dacl_offset, sizeof(struct smb_acl), &dacl_struct_end) || + dacl_struct_end > (size_t)pntsd_size) goto err_out;
pdacl = (struct smb_acl *)((char *)pntsd + le32_to_cpu(pntsd->dacloffset)); @@ -1283,7 +1297,7 @@ int smb_check_perm_dacl(struct ksmbd_conn *conn, const struct path *path,
ace = (struct smb_ace *)((char *)pdacl + sizeof(struct smb_acl)); aces_size = acl_size - sizeof(struct smb_acl); - for (i = 0; i < le32_to_cpu(pdacl->num_aces); i++) { + for (i = 0; i < le16_to_cpu(pdacl->num_aces); i++) { if (offsetof(struct smb_ace, access_req) > aces_size) break; ace_size = le16_to_cpu(ace->size); @@ -1304,7 +1318,7 @@ int smb_check_perm_dacl(struct ksmbd_conn *conn, const struct path *path,
ace = (struct smb_ace *)((char *)pdacl + sizeof(struct smb_acl)); aces_size = acl_size - sizeof(struct smb_acl); - for (i = 0; i < le32_to_cpu(pdacl->num_aces); i++) { + for (i = 0; i < le16_to_cpu(pdacl->num_aces); i++) { if (offsetof(struct smb_ace, access_req) > aces_size) break; ace_size = le16_to_cpu(ace->size); diff --git a/fs/smb/server/smbacl.h b/fs/smb/server/smbacl.h index 24ce576fc292..355adaee39b8 100644 --- a/fs/smb/server/smbacl.h +++ b/fs/smb/server/smbacl.h @@ -86,7 +86,7 @@ int parse_sec_desc(struct mnt_idmap *idmap, struct smb_ntsd *pntsd, int build_sec_desc(struct mnt_idmap *idmap, struct smb_ntsd *pntsd, struct smb_ntsd *ppntsd, int ppntsd_size, int addition_info, __u32 *secdesclen, struct smb_fattr *fattr); -int init_acl_state(struct posix_acl_state *state, int cnt); +int init_acl_state(struct posix_acl_state *state, u16 cnt); void free_acl_state(struct posix_acl_state *state); void posix_state_to_acl(struct posix_acl_state *state, struct posix_acl_entry *pace); diff --git a/include/drm/display/drm_dp_mst_helper.h b/include/drm/display/drm_dp_mst_helper.h index a80ba457a858..6398a6b50bd1 100644 --- a/include/drm/display/drm_dp_mst_helper.h +++ b/include/drm/display/drm_dp_mst_helper.h @@ -222,6 +222,13 @@ struct drm_dp_mst_branch { */ struct list_head destroy_next;
+ /** + * @rad: Relative Address of the MST branch. + * For &drm_dp_mst_topology_mgr.mst_primary, it's rad[8] are all 0, + * unset and unused. For MST branches connected after mst_primary, + * in each element of rad[] the nibbles are ordered by the most + * signifcant 4 bits first and the least significant 4 bits second. + */ u8 rad[8]; u8 lct; int num_ports; diff --git a/include/linux/context_tracking_irq.h b/include/linux/context_tracking_irq.h index c50b5670c4a5..197916ee91a4 100644 --- a/include/linux/context_tracking_irq.h +++ b/include/linux/context_tracking_irq.h @@ -10,12 +10,12 @@ void ct_irq_exit_irqson(void); void ct_nmi_enter(void); void ct_nmi_exit(void); #else -static inline void ct_irq_enter(void) { } -static inline void ct_irq_exit(void) { } +static __always_inline void ct_irq_enter(void) { } +static __always_inline void ct_irq_exit(void) { } static inline void ct_irq_enter_irqson(void) { } static inline void ct_irq_exit_irqson(void) { } -static inline void ct_nmi_enter(void) { } -static inline void ct_nmi_exit(void) { } +static __always_inline void ct_nmi_enter(void) { } +static __always_inline void ct_nmi_exit(void) { } #endif
#endif diff --git a/include/linux/coresight.h b/include/linux/coresight.h index c13342594278..f106b1025111 100644 --- a/include/linux/coresight.h +++ b/include/linux/coresight.h @@ -639,6 +639,10 @@ extern int coresight_enable_sysfs(struct coresight_device *csdev); extern void coresight_disable_sysfs(struct coresight_device *csdev); extern int coresight_timeout(struct csdev_access *csa, u32 offset, int position, int value); +typedef void (*coresight_timeout_cb_t) (struct csdev_access *, u32, int, int); +extern int coresight_timeout_action(struct csdev_access *csa, u32 offset, + int position, int value, + coresight_timeout_cb_t cb);
extern int coresight_claim_device(struct coresight_device *csdev); extern int coresight_claim_device_unlocked(struct coresight_device *csdev); diff --git a/include/linux/dma-direct.h b/include/linux/dma-direct.h index d7e30d4f7503..f3bc0bcd7098 100644 --- a/include/linux/dma-direct.h +++ b/include/linux/dma-direct.h @@ -78,14 +78,18 @@ static inline dma_addr_t dma_range_map_max(const struct bus_dma_region *map) #define phys_to_dma_unencrypted phys_to_dma #endif #else -static inline dma_addr_t phys_to_dma_unencrypted(struct device *dev, - phys_addr_t paddr) +static inline dma_addr_t __phys_to_dma(struct device *dev, phys_addr_t paddr) { if (dev->dma_range_map) return translate_phys_to_dma(dev, paddr); return paddr; }
+static inline dma_addr_t phys_to_dma_unencrypted(struct device *dev, + phys_addr_t paddr) +{ + return dma_addr_unencrypted(__phys_to_dma(dev, paddr)); +} /* * If memory encryption is supported, phys_to_dma will set the memory encryption * bit in the DMA address, and dma_to_phys will clear it. @@ -94,19 +98,20 @@ static inline dma_addr_t phys_to_dma_unencrypted(struct device *dev, */ static inline dma_addr_t phys_to_dma(struct device *dev, phys_addr_t paddr) { - return __sme_set(phys_to_dma_unencrypted(dev, paddr)); + return dma_addr_encrypted(__phys_to_dma(dev, paddr)); }
static inline phys_addr_t dma_to_phys(struct device *dev, dma_addr_t dma_addr) { phys_addr_t paddr;
+ dma_addr = dma_addr_canonical(dma_addr); if (dev->dma_range_map) paddr = translate_dma_to_phys(dev, dma_addr); else paddr = dma_addr;
- return __sme_clr(paddr); + return paddr; } #endif /* !CONFIG_ARCH_HAS_PHYS_TO_DMA */
diff --git a/include/linux/fwnode.h b/include/linux/fwnode.h index 0d79070c5a70..487d4bd9b0c9 100644 --- a/include/linux/fwnode.h +++ b/include/linux/fwnode.h @@ -91,7 +91,7 @@ struct fwnode_endpoint { #define SWNODE_GRAPH_PORT_NAME_FMT "port@%u" #define SWNODE_GRAPH_ENDPOINT_NAME_FMT "endpoint@%u"
-#define NR_FWNODE_REFERENCE_ARGS 8 +#define NR_FWNODE_REFERENCE_ARGS 16
/** * struct fwnode_reference_args - Fwnode reference with additional arguments diff --git a/include/linux/interrupt.h b/include/linux/interrupt.h index 8cd9327e4e78..a1b1be9bf73b 100644 --- a/include/linux/interrupt.h +++ b/include/linux/interrupt.h @@ -448,7 +448,7 @@ irq_calc_affinity_vectors(unsigned int minvec, unsigned int maxvec, static inline void disable_irq_nosync_lockdep(unsigned int irq) { disable_irq_nosync(irq); -#ifdef CONFIG_LOCKDEP +#if defined(CONFIG_LOCKDEP) && !defined(CONFIG_PREEMPT_RT) local_irq_disable(); #endif } @@ -456,7 +456,7 @@ static inline void disable_irq_nosync_lockdep(unsigned int irq) static inline void disable_irq_nosync_lockdep_irqsave(unsigned int irq, unsigned long *flags) { disable_irq_nosync(irq); -#ifdef CONFIG_LOCKDEP +#if defined(CONFIG_LOCKDEP) && !defined(CONFIG_PREEMPT_RT) local_irq_save(*flags); #endif } @@ -471,7 +471,7 @@ static inline void disable_irq_lockdep(unsigned int irq)
static inline void enable_irq_lockdep(unsigned int irq) { -#ifdef CONFIG_LOCKDEP +#if defined(CONFIG_LOCKDEP) && !defined(CONFIG_PREEMPT_RT) local_irq_enable(); #endif enable_irq(irq); @@ -479,7 +479,7 @@ static inline void enable_irq_lockdep(unsigned int irq)
static inline void enable_irq_lockdep_irqrestore(unsigned int irq, unsigned long *flags) { -#ifdef CONFIG_LOCKDEP +#if defined(CONFIG_LOCKDEP) && !defined(CONFIG_PREEMPT_RT) local_irq_restore(*flags); #endif enable_irq(irq); diff --git a/include/linux/mem_encrypt.h b/include/linux/mem_encrypt.h index ae4526389261..07584c5e36fb 100644 --- a/include/linux/mem_encrypt.h +++ b/include/linux/mem_encrypt.h @@ -26,11 +26,34 @@ */ #define __sme_set(x) ((x) | sme_me_mask) #define __sme_clr(x) ((x) & ~sme_me_mask) + +#define dma_addr_encrypted(x) __sme_set(x) +#define dma_addr_canonical(x) __sme_clr(x) + #else #define __sme_set(x) (x) #define __sme_clr(x) (x) #endif
+/* + * dma_addr_encrypted() and dma_addr_unencrypted() are for converting a given DMA + * address to the respective type of addressing. + * + * dma_addr_canonical() is used to reverse any conversions for encrypted/decrypted + * back to the canonical address. + */ +#ifndef dma_addr_encrypted +#define dma_addr_encrypted(x) (x) +#endif + +#ifndef dma_addr_unencrypted +#define dma_addr_unencrypted(x) (x) +#endif + +#ifndef dma_addr_canonical +#define dma_addr_canonical(x) (x) +#endif + #endif /* __ASSEMBLY__ */
#endif /* __MEM_ENCRYPT_H__ */ diff --git a/include/linux/nfs_fs_sb.h b/include/linux/nfs_fs_sb.h index b804346a9741..81ab18658d72 100644 --- a/include/linux/nfs_fs_sb.h +++ b/include/linux/nfs_fs_sb.h @@ -251,6 +251,10 @@ struct nfs_server { struct list_head ss_copies; struct list_head ss_src_copies;
+ unsigned long delegation_flags; +#define NFS4SERV_DELEGRETURN (1) +#define NFS4SERV_DELEGATION_EXPIRED (2) +#define NFS4SERV_DELEGRETURN_DELAYED (3) unsigned long delegation_gen; unsigned long mig_gen; unsigned long mig_status; diff --git a/include/linux/nmi.h b/include/linux/nmi.h index a8dfb38c9bb6..e78fa535f61d 100644 --- a/include/linux/nmi.h +++ b/include/linux/nmi.h @@ -17,7 +17,6 @@ void lockup_detector_init(void); void lockup_detector_retry_init(void); void lockup_detector_soft_poweroff(void); -void lockup_detector_cleanup(void);
extern int watchdog_user_enabled; extern int watchdog_thresh; @@ -37,7 +36,6 @@ extern int sysctl_hardlockup_all_cpu_backtrace; static inline void lockup_detector_init(void) { } static inline void lockup_detector_retry_init(void) { } static inline void lockup_detector_soft_poweroff(void) { } -static inline void lockup_detector_cleanup(void) { } #endif /* !CONFIG_LOCKUP_DETECTOR */
#ifdef CONFIG_SOFTLOCKUP_DETECTOR @@ -104,12 +102,10 @@ void watchdog_hardlockup_check(unsigned int cpu, struct pt_regs *regs); #if defined(CONFIG_HARDLOCKUP_DETECTOR_PERF) extern void hardlockup_detector_perf_stop(void); extern void hardlockup_detector_perf_restart(void); -extern void hardlockup_detector_perf_cleanup(void); extern void hardlockup_config_perf_event(const char *str); #else static inline void hardlockup_detector_perf_stop(void) { } static inline void hardlockup_detector_perf_restart(void) { } -static inline void hardlockup_detector_perf_cleanup(void) { } static inline void hardlockup_config_perf_event(const char *str) { } #endif
diff --git a/include/linux/pgtable.h b/include/linux/pgtable.h index adef9d6e9b1b..468ddc7e7aea 100644 --- a/include/linux/pgtable.h +++ b/include/linux/pgtable.h @@ -1501,14 +1501,25 @@ static inline void track_pfn_insert(struct vm_area_struct *vma, pgprot_t *prot, }
/* - * track_pfn_copy is called when vma that is covering the pfnmap gets - * copied through copy_page_range(). + * track_pfn_copy is called when a VM_PFNMAP VMA is about to get the page + * tables copied during copy_page_range(). On success, stores the pfn to be + * passed to untrack_pfn_copy(). */ -static inline int track_pfn_copy(struct vm_area_struct *vma) +static inline int track_pfn_copy(struct vm_area_struct *dst_vma, + struct vm_area_struct *src_vma, unsigned long *pfn) { return 0; }
+/* + * untrack_pfn_copy is called when a VM_PFNMAP VMA failed to copy during + * copy_page_range(), but after track_pfn_copy() was already called. + */ +static inline void untrack_pfn_copy(struct vm_area_struct *dst_vma, + unsigned long pfn) +{ +} + /* * untrack_pfn is called while unmapping a pfnmap for a region. * untrack can be called for a specific region indicated by pfn and size or @@ -1521,8 +1532,10 @@ static inline void untrack_pfn(struct vm_area_struct *vma, }
/* - * untrack_pfn_clear is called while mremapping a pfnmap for a new region - * or fails to copy pgtable during duplicate vm area. + * untrack_pfn_clear is called in the following cases on a VM_PFNMAP VMA: + * + * 1) During mremap() on the src VMA after the page tables were moved. + * 2) During fork() on the dst VMA, immediately after duplicating the src VMA. */ static inline void untrack_pfn_clear(struct vm_area_struct *vma) { @@ -1533,7 +1546,10 @@ extern int track_pfn_remap(struct vm_area_struct *vma, pgprot_t *prot, unsigned long size); extern void track_pfn_insert(struct vm_area_struct *vma, pgprot_t *prot, pfn_t pfn); -extern int track_pfn_copy(struct vm_area_struct *vma); +extern int track_pfn_copy(struct vm_area_struct *dst_vma, + struct vm_area_struct *src_vma, unsigned long *pfn); +extern void untrack_pfn_copy(struct vm_area_struct *dst_vma, + unsigned long pfn); extern void untrack_pfn(struct vm_area_struct *vma, unsigned long pfn, unsigned long size, bool mm_wr_locked); extern void untrack_pfn_clear(struct vm_area_struct *vma); diff --git a/include/linux/pm_runtime.h b/include/linux/pm_runtime.h index d39dc863f612..d0b29cd1fd20 100644 --- a/include/linux/pm_runtime.h +++ b/include/linux/pm_runtime.h @@ -66,6 +66,7 @@ static inline bool queue_pm_work(struct work_struct *work)
extern int pm_generic_runtime_suspend(struct device *dev); extern int pm_generic_runtime_resume(struct device *dev); +extern bool pm_runtime_need_not_resume(struct device *dev); extern int pm_runtime_force_suspend(struct device *dev); extern int pm_runtime_force_resume(struct device *dev);
@@ -241,6 +242,7 @@ static inline bool queue_pm_work(struct work_struct *work) { return false; }
static inline int pm_generic_runtime_suspend(struct device *dev) { return 0; } static inline int pm_generic_runtime_resume(struct device *dev) { return 0; } +static inline bool pm_runtime_need_not_resume(struct device *dev) {return true; } static inline int pm_runtime_force_suspend(struct device *dev) { return 0; } static inline int pm_runtime_force_resume(struct device *dev) { return 0; }
diff --git a/include/linux/rcupdate.h b/include/linux/rcupdate.h index 48e5c03df1dd..bd69ddc102fb 100644 --- a/include/linux/rcupdate.h +++ b/include/linux/rcupdate.h @@ -138,7 +138,7 @@ static inline void rcu_sysrq_end(void) { } #if defined(CONFIG_NO_HZ_FULL) && (!defined(CONFIG_GENERIC_ENTRY) || !defined(CONFIG_KVM_XFER_TO_GUEST_WORK)) void rcu_irq_work_resched(void); #else -static inline void rcu_irq_work_resched(void) { } +static __always_inline void rcu_irq_work_resched(void) { } #endif
#ifdef CONFIG_RCU_NOCB_CPU diff --git a/include/linux/sched/smt.h b/include/linux/sched/smt.h index fb1e295e7e63..166b19af956f 100644 --- a/include/linux/sched/smt.h +++ b/include/linux/sched/smt.h @@ -12,7 +12,7 @@ static __always_inline bool sched_smt_active(void) return static_branch_likely(&sched_smt_present); } #else -static inline bool sched_smt_active(void) { return false; } +static __always_inline bool sched_smt_active(void) { return false; } #endif
void arch_smt_update(void); diff --git a/include/linux/seccomp.h b/include/linux/seccomp.h index e45531455d3b..d55949071c30 100644 --- a/include/linux/seccomp.h +++ b/include/linux/seccomp.h @@ -22,8 +22,9 @@ #include <linux/atomic.h> #include <asm/seccomp.h>
-#ifdef CONFIG_HAVE_ARCH_SECCOMP_FILTER extern int __secure_computing(const struct seccomp_data *sd); + +#ifdef CONFIG_HAVE_ARCH_SECCOMP_FILTER static inline int secure_computing(void) { if (unlikely(test_syscall_work(SECCOMP))) @@ -32,11 +33,6 @@ static inline int secure_computing(void) } #else extern void secure_computing_strict(int this_syscall); -static inline int __secure_computing(const struct seccomp_data *sd) -{ - secure_computing_strict(sd->nr); - return 0; -} #endif
extern long prctl_get_seccomp(void); diff --git a/include/linux/thermal.h b/include/linux/thermal.h index 754802478b96..24577380340d 100644 --- a/include/linux/thermal.h +++ b/include/linux/thermal.h @@ -86,8 +86,6 @@ struct thermal_trip { #define THERMAL_TRIP_PRIV_TO_INT(_val_) (uintptr_t)(_val_) #define THERMAL_INT_TO_TRIP_PRIV(_val_) (void *)(uintptr_t)(_val_)
-struct thermal_zone_device; - struct cooling_spec { unsigned long upper; /* Highest cooling state */ unsigned long lower; /* Lowest cooling state */ diff --git a/include/linux/trace_events.h b/include/linux/trace_events.h index 58ad4ead33fc..5caea596fef0 100644 --- a/include/linux/trace_events.h +++ b/include/linux/trace_events.h @@ -673,6 +673,20 @@ struct trace_event_file { atomic_t tm_ref; /* trigger-mode reference counter */ };
+#ifdef CONFIG_HIST_TRIGGERS +extern struct irq_work hist_poll_work; +extern wait_queue_head_t hist_poll_wq; + +static inline void hist_poll_wakeup(void) +{ + if (wq_has_sleeper(&hist_poll_wq)) + irq_work_queue(&hist_poll_work); +} + +#define hist_poll_wait(file, wait) \ + poll_wait(file, &hist_poll_wq, wait) +#endif + #define __TRACE_EVENT_FLAGS(name, value) \ static int __init trace_init_flags_##name(void) \ { \ diff --git a/include/linux/uprobes.h b/include/linux/uprobes.h index e0a4c2082245..e26ae83e07bb 100644 --- a/include/linux/uprobes.h +++ b/include/linux/uprobes.h @@ -38,6 +38,8 @@ struct page;
#define MAX_URETPROBE_DEPTH 64
+#define UPROBE_NO_TRAMPOLINE_VADDR (~0UL) + struct uprobe_consumer { /* * handler() can return UPROBE_HANDLER_REMOVE to signal the need to diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h index 3417636da960..2d2f1aec38eb 100644 --- a/include/rdma/ib_verbs.h +++ b/include/rdma/ib_verbs.h @@ -2743,6 +2743,7 @@ struct ib_device { * It is a NULL terminated array. */ const struct attribute_group *groups[4]; + u8 hw_stats_attr_index;
u64 uverbs_cmd_mask;
diff --git a/init/Kconfig b/init/Kconfig index 4c88cb58c261..f3dbdec0a04e 100644 --- a/init/Kconfig +++ b/init/Kconfig @@ -129,6 +129,11 @@ config CC_HAS_COUNTED_BY # https://github.com/llvm/llvm-project/pull/112636 depends on !(CC_IS_CLANG && CLANG_VERSION < 190103)
+config LD_CAN_USE_KEEP_IN_OVERLAY + # ld.lld prior to 21.0.0 did not support KEEP within an overlay description + # https://github.com/llvm/llvm-project/pull/130661 + def_bool LD_IS_BFD || LLD_VERSION >= 210000 + config PAHOLE_VERSION int default $(shell,$(srctree)/scripts/pahole-version.sh $(PAHOLE)) diff --git a/io_uring/net.c b/io_uring/net.c index f4c626029ba7..706a5bc75a71 100644 --- a/io_uring/net.c +++ b/io_uring/net.c @@ -76,6 +76,8 @@ struct io_sr_msg { /* initialised and used only by !msg send variants */ u16 buf_group; u16 buf_index; + bool retry; + bool imported; /* only for io_send_zc */ void __user *msg_control; /* used only for send zerocopy */ struct io_kiocb *notif; @@ -202,6 +204,7 @@ static inline void io_mshot_prep_retry(struct io_kiocb *req,
req->flags &= ~REQ_F_BL_EMPTY; sr->done_io = 0; + sr->retry = false; sr->len = 0; /* get from the provided buffer */ req->buf_index = sr->buf_group; } @@ -416,6 +419,7 @@ int io_sendmsg_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe) struct io_sr_msg *sr = io_kiocb_to_cmd(req, struct io_sr_msg);
sr->done_io = 0; + sr->retry = false;
if (req->opcode != IORING_OP_SEND) { if (sqe->addr2 || sqe->file_index) @@ -785,6 +789,7 @@ int io_recvmsg_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe) struct io_sr_msg *sr = io_kiocb_to_cmd(req, struct io_sr_msg);
sr->done_io = 0; + sr->retry = false;
if (unlikely(sqe->file_index || sqe->addr2)) return -EINVAL; @@ -833,6 +838,9 @@ int io_recvmsg_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe) return io_recvmsg_prep_setup(req); }
+/* bits to clear in old and inherit in new cflags on bundle retry */ +#define CQE_F_MASK (IORING_CQE_F_SOCK_NONEMPTY|IORING_CQE_F_MORE) + /* * Finishes io_recv and io_recvmsg. * @@ -852,9 +860,19 @@ static inline bool io_recv_finish(struct io_kiocb *req, int *ret, if (sr->flags & IORING_RECVSEND_BUNDLE) { cflags |= io_put_kbufs(req, *ret, io_bundle_nbufs(kmsg, *ret), issue_flags); + if (sr->retry) + cflags = req->cqe.flags | (cflags & CQE_F_MASK); /* bundle with no more immediate buffers, we're done */ if (req->flags & REQ_F_BL_EMPTY) goto finish; + /* if more is available, retry and append to this one */ + if (!sr->retry && kmsg->msg.msg_inq > 0 && *ret > 0) { + req->cqe.flags = cflags & ~CQE_F_MASK; + sr->len = kmsg->msg.msg_inq; + sr->done_io += *ret; + sr->retry = true; + return false; + } } else { cflags |= io_put_kbuf(req, *ret, issue_flags); } @@ -1233,6 +1251,8 @@ int io_send_zc_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe) struct io_kiocb *notif;
zc->done_io = 0; + zc->retry = false; + zc->imported = false; req->flags |= REQ_F_POLL_NO_LAZY;
if (unlikely(READ_ONCE(sqe->__pad2[0]) || READ_ONCE(sqe->addr3))) @@ -1395,7 +1415,8 @@ int io_send_zc(struct io_kiocb *req, unsigned int issue_flags) (zc->flags & IORING_RECVSEND_POLL_FIRST)) return -EAGAIN;
- if (!zc->done_io) { + if (!zc->imported) { + zc->imported = true; ret = io_send_zc_import(req, issue_flags); if (unlikely(ret)) return ret; diff --git a/kernel/bpf/core.c b/kernel/bpf/core.c index da729cbbaeb9..a0200fbbace9 100644 --- a/kernel/bpf/core.c +++ b/kernel/bpf/core.c @@ -2290,17 +2290,18 @@ void bpf_patch_call_args(struct bpf_insn *insn, u32 stack_depth) insn->code = BPF_JMP | BPF_CALL_ARGS; } #endif -#else +#endif + static unsigned int __bpf_prog_ret0_warn(const void *ctx, const struct bpf_insn *insn) { /* If this handler ever gets executed, then BPF_JIT_ALWAYS_ON - * is not working properly, so warn about it! + * is not working properly, or interpreter is being used when + * prog->jit_requested is not 0, so warn about it! */ WARN_ON_ONCE(1); return 0; } -#endif
bool bpf_prog_map_compatible(struct bpf_map *map, const struct bpf_prog *fp) @@ -2380,8 +2381,18 @@ static void bpf_prog_select_func(struct bpf_prog *fp) { #ifndef CONFIG_BPF_JIT_ALWAYS_ON u32 stack_depth = max_t(u32, fp->aux->stack_depth, 1); + u32 idx = (round_up(stack_depth, 32) / 32) - 1;
- fp->bpf_func = interpreters[(round_up(stack_depth, 32) / 32) - 1]; + /* may_goto may cause stack size > 512, leading to idx out-of-bounds. + * But for non-JITed programs, we don't need bpf_func, so no bounds + * check needed. + */ + if (!fp->jit_requested && + !WARN_ON_ONCE(idx >= ARRAY_SIZE(interpreters))) { + fp->bpf_func = interpreters[idx]; + } else { + fp->bpf_func = __bpf_prog_ret0_warn; + } #else fp->bpf_func = __bpf_prog_ret0_warn; #endif diff --git a/kernel/bpf/verifier.c b/kernel/bpf/verifier.c index 4f02345b764f..4f31a666b4bf 100644 --- a/kernel/bpf/verifier.c +++ b/kernel/bpf/verifier.c @@ -21472,6 +21472,13 @@ static int do_misc_fixups(struct bpf_verifier_env *env) if (subprogs[cur_subprog + 1].start == i + delta + 1) { subprogs[cur_subprog].stack_depth += stack_depth_extra; subprogs[cur_subprog].stack_extra = stack_depth_extra; + + stack_depth = subprogs[cur_subprog].stack_depth; + if (stack_depth > MAX_BPF_STACK && !prog->jit_requested) { + verbose(env, "stack size %d(extra %d) is too large\n", + stack_depth, stack_depth_extra); + return -EINVAL; + } cur_subprog++; stack_depth = subprogs[cur_subprog].stack_depth; stack_depth_extra = 0; diff --git a/kernel/cpu.c b/kernel/cpu.c index 0509a9733745..b1b5d9639303 100644 --- a/kernel/cpu.c +++ b/kernel/cpu.c @@ -1452,11 +1452,6 @@ static int __ref _cpu_down(unsigned int cpu, int tasks_frozen,
out: cpus_write_unlock(); - /* - * Do post unplug cleanup. This is still protected against - * concurrent CPU hotplug via cpu_add_remove_lock. - */ - lockup_detector_cleanup(); arch_smt_update(); return ret; } diff --git a/kernel/events/core.c b/kernel/events/core.c index 43a44a6e243b..2d2ff7ca95a5 100644 --- a/kernel/events/core.c +++ b/kernel/events/core.c @@ -2407,6 +2407,7 @@ ctx_time_update_event(struct perf_event_context *ctx, struct perf_event *event) #define DETACH_GROUP 0x01UL #define DETACH_CHILD 0x02UL #define DETACH_DEAD 0x04UL +#define DETACH_EXIT 0x08UL
/* * Cross CPU call to remove a performance event @@ -2421,6 +2422,7 @@ __perf_remove_from_context(struct perf_event *event, void *info) { struct perf_event_pmu_context *pmu_ctx = event->pmu_ctx; + enum perf_event_state state = PERF_EVENT_STATE_OFF; unsigned long flags = (unsigned long)info;
ctx_time_update(cpuctx, ctx); @@ -2429,16 +2431,19 @@ __perf_remove_from_context(struct perf_event *event, * Ensure event_sched_out() switches to OFF, at the very least * this avoids raising perf_pending_task() at this time. */ - if (flags & DETACH_DEAD) + if (flags & DETACH_EXIT) + state = PERF_EVENT_STATE_EXIT; + if (flags & DETACH_DEAD) { event->pending_disable = 1; + state = PERF_EVENT_STATE_DEAD; + } event_sched_out(event, ctx); + perf_event_set_state(event, min(event->state, state)); if (flags & DETACH_GROUP) perf_group_detach(event); if (flags & DETACH_CHILD) perf_child_detach(event); list_del_event(event, ctx); - if (flags & DETACH_DEAD) - event->state = PERF_EVENT_STATE_DEAD;
if (!pmu_ctx->nr_events) { pmu_ctx->rotate_necessary = 0; @@ -11787,6 +11792,21 @@ static int pmu_dev_alloc(struct pmu *pmu) static struct lock_class_key cpuctx_mutex; static struct lock_class_key cpuctx_lock;
+static bool idr_cmpxchg(struct idr *idr, unsigned long id, void *old, void *new) +{ + void *tmp, *val = idr_find(idr, id); + + if (val != old) + return false; + + tmp = idr_replace(idr, new, id); + if (IS_ERR(tmp)) + return false; + + WARN_ON_ONCE(tmp != val); + return true; +} + int perf_pmu_register(struct pmu *pmu, const char *name, int type) { int cpu, ret, max = PERF_TYPE_MAX; @@ -11813,7 +11833,7 @@ int perf_pmu_register(struct pmu *pmu, const char *name, int type) if (type >= 0) max = type;
- ret = idr_alloc(&pmu_idr, pmu, max, 0, GFP_KERNEL); + ret = idr_alloc(&pmu_idr, NULL, max, 0, GFP_KERNEL); if (ret < 0) goto free_pdc;
@@ -11821,6 +11841,7 @@ int perf_pmu_register(struct pmu *pmu, const char *name, int type)
type = ret; pmu->type = type; + atomic_set(&pmu->exclusive_cnt, 0);
if (pmu_bus_running && !pmu->dev) { ret = pmu_dev_alloc(pmu); @@ -11869,14 +11890,22 @@ int perf_pmu_register(struct pmu *pmu, const char *name, int type) if (!pmu->event_idx) pmu->event_idx = perf_event_idx_default;
+ /* + * Now that the PMU is complete, make it visible to perf_try_init_event(). + */ + if (!idr_cmpxchg(&pmu_idr, pmu->type, NULL, pmu)) + goto free_context; list_add_rcu(&pmu->entry, &pmus); - atomic_set(&pmu->exclusive_cnt, 0); + ret = 0; unlock: mutex_unlock(&pmus_lock);
return ret;
+free_context: + free_percpu(pmu->cpu_pmu_context); + free_dev: if (pmu->dev && pmu->dev != PMU_NULL_DEV) { device_del(pmu->dev); @@ -13381,12 +13410,7 @@ perf_event_exit_event(struct perf_event *event, struct perf_event_context *ctx) mutex_lock(&parent_event->child_mutex); }
- perf_remove_from_context(event, detach_flags); - - raw_spin_lock_irq(&ctx->lock); - if (event->state > PERF_EVENT_STATE_EXIT) - perf_event_set_state(event, PERF_EVENT_STATE_EXIT); - raw_spin_unlock_irq(&ctx->lock); + perf_remove_from_context(event, detach_flags | DETACH_EXIT);
/* * Child events can be freed. diff --git a/kernel/events/ring_buffer.c b/kernel/events/ring_buffer.c index 4f46f688d0d4..bbfa22c0a159 100644 --- a/kernel/events/ring_buffer.c +++ b/kernel/events/ring_buffer.c @@ -19,7 +19,7 @@
static void perf_output_wakeup(struct perf_output_handle *handle) { - atomic_set(&handle->rb->poll, EPOLLIN); + atomic_set(&handle->rb->poll, EPOLLIN | EPOLLRDNORM);
handle->event->pending_wakeup = 1;
diff --git a/kernel/events/uprobes.c b/kernel/events/uprobes.c index 3c34761c9ae7..3b746fed7a6c 100644 --- a/kernel/events/uprobes.c +++ b/kernel/events/uprobes.c @@ -173,6 +173,7 @@ static int __replace_page(struct vm_area_struct *vma, unsigned long addr, DEFINE_FOLIO_VMA_WALK(pvmw, old_folio, vma, addr, 0); int err; struct mmu_notifier_range range; + pte_t pte;
mmu_notifier_range_init(&range, MMU_NOTIFY_CLEAR, 0, mm, addr, addr + PAGE_SIZE); @@ -192,6 +193,16 @@ static int __replace_page(struct vm_area_struct *vma, unsigned long addr, if (!page_vma_mapped_walk(&pvmw)) goto unlock; VM_BUG_ON_PAGE(addr != pvmw.address, old_page); + pte = ptep_get(pvmw.pte); + + /* + * Handle PFN swap PTES, such as device-exclusive ones, that actually + * map pages: simply trigger GUP again to fix it up. + */ + if (unlikely(!pte_present(pte))) { + page_vma_mapped_walk_done(&pvmw); + goto unlock; + }
if (new_page) { folio_get(new_folio); @@ -206,7 +217,7 @@ static int __replace_page(struct vm_area_struct *vma, unsigned long addr, inc_mm_counter(mm, MM_ANONPAGES); }
- flush_cache_page(vma, addr, pte_pfn(ptep_get(pvmw.pte))); + flush_cache_page(vma, addr, pte_pfn(pte)); ptep_clear_flush(vma, addr, pvmw.pte); if (new_page) set_pte_at(mm, addr, pvmw.pte, @@ -2107,8 +2118,8 @@ void uprobe_copy_process(struct task_struct *t, unsigned long flags) */ unsigned long uprobe_get_trampoline_vaddr(void) { + unsigned long trampoline_vaddr = UPROBE_NO_TRAMPOLINE_VADDR; struct xol_area *area; - unsigned long trampoline_vaddr = -1;
/* Pairs with xol_add_vma() smp_store_release() */ area = READ_ONCE(current->mm->uprobes_state.xol_area); /* ^^^ */ diff --git a/kernel/fork.c b/kernel/fork.c index 9da032802e34..4fc361143550 100644 --- a/kernel/fork.c +++ b/kernel/fork.c @@ -504,6 +504,10 @@ struct vm_area_struct *vm_area_dup(struct vm_area_struct *orig) vma_numab_state_init(new); dup_anon_vma_name(orig, new);
+ /* track_pfn_copy() will later take care of copying internal state. */ + if (unlikely(new->vm_flags & VM_PFNMAP)) + untrack_pfn_clear(new); + return new; }
diff --git a/kernel/kexec_elf.c b/kernel/kexec_elf.c index d3689632e8b9..3a5c25b2adc9 100644 --- a/kernel/kexec_elf.c +++ b/kernel/kexec_elf.c @@ -390,7 +390,7 @@ int kexec_elf_load(struct kimage *image, struct elfhdr *ehdr, struct kexec_buf *kbuf, unsigned long *lowest_load_addr) { - unsigned long lowest_addr = UINT_MAX; + unsigned long lowest_addr = ULONG_MAX; int ret; size_t i;
diff --git a/kernel/locking/semaphore.c b/kernel/locking/semaphore.c index 34bfae72f295..de9117c0e671 100644 --- a/kernel/locking/semaphore.c +++ b/kernel/locking/semaphore.c @@ -29,6 +29,7 @@ #include <linux/export.h> #include <linux/sched.h> #include <linux/sched/debug.h> +#include <linux/sched/wake_q.h> #include <linux/semaphore.h> #include <linux/spinlock.h> #include <linux/ftrace.h> @@ -38,7 +39,7 @@ static noinline void __down(struct semaphore *sem); static noinline int __down_interruptible(struct semaphore *sem); static noinline int __down_killable(struct semaphore *sem); static noinline int __down_timeout(struct semaphore *sem, long timeout); -static noinline void __up(struct semaphore *sem); +static noinline void __up(struct semaphore *sem, struct wake_q_head *wake_q);
/** * down - acquire the semaphore @@ -183,13 +184,16 @@ EXPORT_SYMBOL(down_timeout); void __sched up(struct semaphore *sem) { unsigned long flags; + DEFINE_WAKE_Q(wake_q);
raw_spin_lock_irqsave(&sem->lock, flags); if (likely(list_empty(&sem->wait_list))) sem->count++; else - __up(sem); + __up(sem, &wake_q); raw_spin_unlock_irqrestore(&sem->lock, flags); + if (!wake_q_empty(&wake_q)) + wake_up_q(&wake_q); } EXPORT_SYMBOL(up);
@@ -269,11 +273,12 @@ static noinline int __sched __down_timeout(struct semaphore *sem, long timeout) return __down_common(sem, TASK_UNINTERRUPTIBLE, timeout); }
-static noinline void __sched __up(struct semaphore *sem) +static noinline void __sched __up(struct semaphore *sem, + struct wake_q_head *wake_q) { struct semaphore_waiter *waiter = list_first_entry(&sem->wait_list, struct semaphore_waiter, list); list_del(&waiter->list); waiter->up = true; - wake_up_process(waiter->task); + wake_q_add(wake_q, waiter->task); } diff --git a/kernel/sched/deadline.c b/kernel/sched/deadline.c index d94f2ed6d1f4..cae0df561aea 100644 --- a/kernel/sched/deadline.c +++ b/kernel/sched/deadline.c @@ -3168,7 +3168,7 @@ int sched_dl_global_validate(void) * value smaller than the currently allocated bandwidth in * any of the root_domains. */ - for_each_possible_cpu(cpu) { + for_each_online_cpu(cpu) { rcu_read_lock_sched();
if (dl_bw_visited(cpu, gen)) diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c index 4f850edf1640..054a7c45fc43 100644 --- a/kernel/sched/fair.c +++ b/kernel/sched/fair.c @@ -880,6 +880,26 @@ struct sched_entity *__pick_first_entity(struct cfs_rq *cfs_rq) return __node_2_se(left); }
+/* + * HACK, stash a copy of deadline at the point of pick in vlag, + * which isn't used until dequeue. + */ +static inline void set_protect_slice(struct sched_entity *se) +{ + se->vlag = se->deadline; +} + +static inline bool protect_slice(struct sched_entity *se) +{ + return se->vlag == se->deadline; +} + +static inline void cancel_protect_slice(struct sched_entity *se) +{ + if (protect_slice(se)) + se->vlag = se->deadline + 1; +} + /* * Earliest Eligible Virtual Deadline First * @@ -916,11 +936,7 @@ static struct sched_entity *pick_eevdf(struct cfs_rq *cfs_rq) if (curr && (!curr->on_rq || !entity_eligible(cfs_rq, curr))) curr = NULL;
- /* - * Once selected, run a task until it either becomes non-eligible or - * until it gets a new slice. See the HACK in set_next_entity(). - */ - if (sched_feat(RUN_TO_PARITY) && curr && curr->vlag == curr->deadline) + if (sched_feat(RUN_TO_PARITY) && curr && protect_slice(curr)) return curr;
/* Pick the leftmost entity if it's eligible */ @@ -5517,11 +5533,8 @@ set_next_entity(struct cfs_rq *cfs_rq, struct sched_entity *se) update_stats_wait_end_fair(cfs_rq, se); __dequeue_entity(cfs_rq, se); update_load_avg(cfs_rq, se, UPDATE_TG); - /* - * HACK, stash a copy of deadline at the point of pick in vlag, - * which isn't used until dequeue. - */ - se->vlag = se->deadline; + + set_protect_slice(se); }
update_stats_curr_start(cfs_rq, se); @@ -6975,6 +6988,8 @@ enqueue_task_fair(struct rq *rq, struct task_struct *p, int flags) update_cfs_group(se);
se->slice = slice; + if (se != cfs_rq->curr) + min_vruntime_cb_propagate(&se->run_node, NULL); slice = cfs_rq_min_slice(cfs_rq);
cfs_rq->h_nr_running++; @@ -7104,6 +7119,8 @@ static int dequeue_entities(struct rq *rq, struct sched_entity *se, int flags) update_cfs_group(se);
se->slice = slice; + if (se != cfs_rq->curr) + min_vruntime_cb_propagate(&se->run_node, NULL); slice = cfs_rq_min_slice(cfs_rq);
cfs_rq->h_nr_running -= h_nr_running; @@ -8767,8 +8784,15 @@ static void check_preempt_wakeup_fair(struct rq *rq, struct task_struct *p, int * Preempt an idle entity in favor of a non-idle entity (and don't preempt * in the inverse case). */ - if (cse_is_idle && !pse_is_idle) + if (cse_is_idle && !pse_is_idle) { + /* + * When non-idle entity preempt an idle entity, + * don't give idle entity slice protection. + */ + cancel_protect_slice(se); goto preempt; + } + if (cse_is_idle != pse_is_idle) return;
@@ -8787,8 +8811,8 @@ static void check_preempt_wakeup_fair(struct rq *rq, struct task_struct *p, int * Note that even if @p does not turn out to be the most eligible * task at this moment, current's slice protection will be lost. */ - if (do_preempt_short(cfs_rq, pse, se) && se->vlag == se->deadline) - se->vlag = se->deadline + 1; + if (do_preempt_short(cfs_rq, pse, se)) + cancel_protect_slice(se);
/* * If @p has become the most eligible task, force preemption. diff --git a/kernel/seccomp.c b/kernel/seccomp.c index 0cd1f8b5a102..ec58f7cc0e94 100644 --- a/kernel/seccomp.c +++ b/kernel/seccomp.c @@ -29,13 +29,11 @@ #include <linux/syscalls.h> #include <linux/sysctl.h>
+#include <asm/syscall.h> + /* Not exposed in headers: strictly internal use only. */ #define SECCOMP_MODE_DEAD (SECCOMP_MODE_FILTER + 1)
-#ifdef CONFIG_HAVE_ARCH_SECCOMP_FILTER -#include <asm/syscall.h> -#endif - #ifdef CONFIG_SECCOMP_FILTER #include <linux/file.h> #include <linux/filter.h> @@ -1074,6 +1072,14 @@ void secure_computing_strict(int this_syscall) else BUG(); } +int __secure_computing(const struct seccomp_data *sd) +{ + int this_syscall = sd ? sd->nr : + syscall_get_nr(current, current_pt_regs()); + + secure_computing_strict(this_syscall); + return 0; +} #else
#ifdef CONFIG_SECCOMP_FILTER diff --git a/kernel/trace/bpf_trace.c b/kernel/trace/bpf_trace.c index 2c2205e91fee..85ddb0549d93 100644 --- a/kernel/trace/bpf_trace.c +++ b/kernel/trace/bpf_trace.c @@ -854,7 +854,7 @@ static int bpf_send_signal_common(u32 sig, enum pid_type type, struct task_struc if (unlikely(is_global_init(task))) return -EPERM;
- if (!preemptible()) { + if (preempt_count() != 0 || irqs_disabled()) { /* Do an early check on signal validity. Otherwise, * the error is lost in deferred irq_work. */ diff --git a/kernel/trace/ring_buffer.c b/kernel/trace/ring_buffer.c index 2bbc96568a2b..fb954a8b7a8b 100644 --- a/kernel/trace/ring_buffer.c +++ b/kernel/trace/ring_buffer.c @@ -7442,9 +7442,9 @@ static __init int rb_write_something(struct rb_test_data *data, bool nested) /* Ignore dropped events before test starts. */ if (started) { if (nested) - data->bytes_dropped += len; - else data->bytes_dropped_nested += len; + else + data->bytes_dropped += len; } return len; } diff --git a/kernel/trace/trace_events.c b/kernel/trace/trace_events.c index 770e7ed91716..44d854952250 100644 --- a/kernel/trace/trace_events.c +++ b/kernel/trace/trace_events.c @@ -470,6 +470,7 @@ static void test_event_printk(struct trace_event_call *call) case '%': continue; case 'p': + do_pointer: /* Find dereferencing fields */ switch (fmt[i + 1]) { case 'B': case 'R': case 'r': @@ -498,6 +499,12 @@ static void test_event_printk(struct trace_event_call *call) continue; if (fmt[i + j] == '*') { star = true; + /* Handle %*pbl case */ + if (!j && fmt[i + 1] == 'p') { + arg++; + i++; + goto do_pointer; + } continue; } if ((fmt[i + j] == 's')) { @@ -3111,6 +3118,20 @@ static bool event_in_systems(struct trace_event_call *call, return !*p || isspace(*p) || *p == ','; }
+#ifdef CONFIG_HIST_TRIGGERS +/* + * Wake up waiter on the hist_poll_wq from irq_work because the hist trigger + * may happen in any context. + */ +static void hist_poll_event_irq_work(struct irq_work *work) +{ + wake_up_all(&hist_poll_wq); +} + +DEFINE_IRQ_WORK(hist_poll_work, hist_poll_event_irq_work); +DECLARE_WAIT_QUEUE_HEAD(hist_poll_wq); +#endif + static struct trace_event_file * trace_create_new_event(struct trace_event_call *call, struct trace_array *tr) diff --git a/kernel/trace/trace_events_hist.c b/kernel/trace/trace_events_hist.c index 89e5bcb91562..53dc6719181e 100644 --- a/kernel/trace/trace_events_hist.c +++ b/kernel/trace/trace_events_hist.c @@ -5311,6 +5311,8 @@ static void event_hist_trigger(struct event_trigger_data *data,
if (resolve_var_refs(hist_data, key, var_ref_vals, true)) hist_trigger_actions(hist_data, elt, buffer, rec, rbe, key, var_ref_vals); + + hist_poll_wakeup(); }
static void hist_trigger_stacktrace_print(struct seq_file *m, @@ -5590,49 +5592,137 @@ static void hist_trigger_show(struct seq_file *m, n_entries, (u64)atomic64_read(&hist_data->map->drops)); }
+struct hist_file_data { + struct file *file; + u64 last_read; + u64 last_act; +}; + +static u64 get_hist_hit_count(struct trace_event_file *event_file) +{ + struct hist_trigger_data *hist_data; + struct event_trigger_data *data; + u64 ret = 0; + + list_for_each_entry(data, &event_file->triggers, list) { + if (data->cmd_ops->trigger_type == ETT_EVENT_HIST) { + hist_data = data->private_data; + ret += atomic64_read(&hist_data->map->hits); + } + } + return ret; +} + static int hist_show(struct seq_file *m, void *v) { + struct hist_file_data *hist_file = m->private; struct event_trigger_data *data; struct trace_event_file *event_file; - int n = 0, ret = 0; + int n = 0;
- mutex_lock(&event_mutex); + guard(mutex)(&event_mutex);
- event_file = event_file_file(m->private); - if (unlikely(!event_file)) { - ret = -ENODEV; - goto out_unlock; - } + event_file = event_file_file(hist_file->file); + if (unlikely(!event_file)) + return -ENODEV;
list_for_each_entry(data, &event_file->triggers, list) { if (data->cmd_ops->trigger_type == ETT_EVENT_HIST) hist_trigger_show(m, data, n++); } + hist_file->last_read = get_hist_hit_count(event_file); + /* + * Update last_act too so that poll()/POLLPRI can wait for the next + * event after any syscall on hist file. + */ + hist_file->last_act = hist_file->last_read;
- out_unlock: - mutex_unlock(&event_mutex); + return 0; +} + +static __poll_t event_hist_poll(struct file *file, struct poll_table_struct *wait) +{ + struct trace_event_file *event_file; + struct seq_file *m = file->private_data; + struct hist_file_data *hist_file = m->private; + __poll_t ret = 0; + u64 cnt; + + guard(mutex)(&event_mutex); + + event_file = event_file_data(file); + if (!event_file) + return EPOLLERR; + + hist_poll_wait(file, wait); + + cnt = get_hist_hit_count(event_file); + if (hist_file->last_read != cnt) + ret |= EPOLLIN | EPOLLRDNORM; + if (hist_file->last_act != cnt) { + hist_file->last_act = cnt; + ret |= EPOLLPRI; + }
return ret; }
+static int event_hist_release(struct inode *inode, struct file *file) +{ + struct seq_file *m = file->private_data; + struct hist_file_data *hist_file = m->private; + + kfree(hist_file); + return tracing_single_release_file_tr(inode, file); +} + static int event_hist_open(struct inode *inode, struct file *file) { + struct trace_event_file *event_file; + struct hist_file_data *hist_file; int ret;
ret = tracing_open_file_tr(inode, file); if (ret) return ret;
+ guard(mutex)(&event_mutex); + + event_file = event_file_data(file); + if (!event_file) { + ret = -ENODEV; + goto err; + } + + hist_file = kzalloc(sizeof(*hist_file), GFP_KERNEL); + if (!hist_file) { + ret = -ENOMEM; + goto err; + } + + hist_file->file = file; + hist_file->last_act = get_hist_hit_count(event_file); + /* Clear private_data to avoid warning in single_open() */ file->private_data = NULL; - return single_open(file, hist_show, file); + ret = single_open(file, hist_show, hist_file); + if (ret) { + kfree(hist_file); + goto err; + } + + return 0; +err: + tracing_release_file_tr(inode, file); + return ret; }
const struct file_operations event_hist_fops = { .open = event_hist_open, .read = seq_read, .llseek = seq_lseek, - .release = tracing_single_release_file_tr, + .release = event_hist_release, + .poll = event_hist_poll, };
#ifdef CONFIG_HIST_TRIGGERS_DEBUG @@ -5873,25 +5963,19 @@ static int hist_debug_show(struct seq_file *m, void *v) { struct event_trigger_data *data; struct trace_event_file *event_file; - int n = 0, ret = 0; + int n = 0;
- mutex_lock(&event_mutex); + guard(mutex)(&event_mutex);
event_file = event_file_file(m->private); - if (unlikely(!event_file)) { - ret = -ENODEV; - goto out_unlock; - } + if (unlikely(!event_file)) + return -ENODEV;
list_for_each_entry(data, &event_file->triggers, list) { if (data->cmd_ops->trigger_type == ETT_EVENT_HIST) hist_trigger_debug_show(m, data, n++); } - - out_unlock: - mutex_unlock(&event_mutex); - - return ret; + return 0; }
static int event_hist_debug_open(struct inode *inode, struct file *file) @@ -5904,7 +5988,10 @@ static int event_hist_debug_open(struct inode *inode, struct file *file)
/* Clear private_data to avoid warning in single_open() */ file->private_data = NULL; - return single_open(file, hist_debug_show, file); + ret = single_open(file, hist_debug_show, file); + if (ret) + tracing_release_file_tr(inode, file); + return ret; }
const struct file_operations event_hist_debug_fops = { diff --git a/kernel/trace/trace_events_synth.c b/kernel/trace/trace_events_synth.c index c82b401a294d..24c9962c40db 100644 --- a/kernel/trace/trace_events_synth.c +++ b/kernel/trace/trace_events_synth.c @@ -312,7 +312,7 @@ static const char *synth_field_fmt(char *type) else if (strcmp(type, "gfp_t") == 0) fmt = "%x"; else if (synth_field_is_string(type)) - fmt = "%.*s"; + fmt = "%s"; else if (synth_field_is_stack(type)) fmt = "%s";
@@ -859,6 +859,38 @@ static struct trace_event_fields synth_event_fields_array[] = { {} };
+static int synth_event_reg(struct trace_event_call *call, + enum trace_reg type, void *data) +{ + struct synth_event *event = container_of(call, struct synth_event, call); + + switch (type) { +#ifdef CONFIG_PERF_EVENTS + case TRACE_REG_PERF_REGISTER: +#endif + case TRACE_REG_REGISTER: + if (!try_module_get(event->mod)) + return -EBUSY; + break; + default: + break; + } + + int ret = trace_event_reg(call, type, data); + + switch (type) { +#ifdef CONFIG_PERF_EVENTS + case TRACE_REG_PERF_UNREGISTER: +#endif + case TRACE_REG_UNREGISTER: + module_put(event->mod); + break; + default: + break; + } + return ret; +} + static int register_synth_event(struct synth_event *event) { struct trace_event_call *call = &event->call; @@ -888,7 +920,7 @@ static int register_synth_event(struct synth_event *event) goto out; } call->flags = TRACE_EVENT_FL_TRACEPOINT; - call->class->reg = trace_event_reg; + call->class->reg = synth_event_reg; call->class->probe = trace_event_raw_event_synth; call->data = event; call->tp = event->tp; diff --git a/kernel/trace/trace_functions_graph.c b/kernel/trace/trace_functions_graph.c index d81fcf51b196..92b42a45e2c0 100644 --- a/kernel/trace/trace_functions_graph.c +++ b/kernel/trace/trace_functions_graph.c @@ -1511,6 +1511,7 @@ void graph_trace_close(struct trace_iterator *iter) if (data) { free_percpu(data->cpu_data); kfree(data); + iter->private = NULL; } }
diff --git a/kernel/trace/trace_irqsoff.c b/kernel/trace/trace_irqsoff.c index a4e799c1e767..011292be9c01 100644 --- a/kernel/trace/trace_irqsoff.c +++ b/kernel/trace/trace_irqsoff.c @@ -247,8 +247,6 @@ static void irqsoff_trace_open(struct trace_iterator *iter) { if (is_graph(iter->tr)) graph_trace_open(iter); - else - iter->private = NULL; }
static void irqsoff_trace_close(struct trace_iterator *iter) diff --git a/kernel/trace/trace_osnoise.c b/kernel/trace/trace_osnoise.c index 23cbc24ed292..b6500f90a1c9 100644 --- a/kernel/trace/trace_osnoise.c +++ b/kernel/trace/trace_osnoise.c @@ -2032,7 +2032,6 @@ static int start_kthread(unsigned int cpu)
if (IS_ERR(kthread)) { pr_err(BANNER "could not start sampling thread\n"); - stop_per_cpu_kthreads(); return -ENOMEM; }
diff --git a/kernel/trace/trace_sched_wakeup.c b/kernel/trace/trace_sched_wakeup.c index c58292e424d5..88e847310afa 100644 --- a/kernel/trace/trace_sched_wakeup.c +++ b/kernel/trace/trace_sched_wakeup.c @@ -184,8 +184,6 @@ static void wakeup_trace_open(struct trace_iterator *iter) { if (is_graph(iter->tr)) graph_trace_open(iter); - else - iter->private = NULL; }
static void wakeup_trace_close(struct trace_iterator *iter) diff --git a/kernel/watch_queue.c b/kernel/watch_queue.c index 1895fbc32bcb..6d1936fb8ff0 100644 --- a/kernel/watch_queue.c +++ b/kernel/watch_queue.c @@ -269,6 +269,15 @@ long watch_queue_set_size(struct pipe_inode_info *pipe, unsigned int nr_notes) if (ret < 0) goto error;
+ /* + * pipe_resize_ring() does not update nr_accounted for watch_queue + * pipes, because the above vastly overprovisions. Set nr_accounted on + * and max_usage this pipe to the number that was actually charged to + * the user above via account_pipe_buffers. + */ + pipe->max_usage = nr_pages; + pipe->nr_accounted = nr_pages; + ret = -ENOMEM; pages = kcalloc(nr_pages, sizeof(struct page *), GFP_KERNEL); if (!pages) diff --git a/kernel/watchdog.c b/kernel/watchdog.c index 41e0f7e9fa35..e1dba4116481 100644 --- a/kernel/watchdog.c +++ b/kernel/watchdog.c @@ -347,8 +347,6 @@ static int __init watchdog_thresh_setup(char *str) } __setup("watchdog_thresh=", watchdog_thresh_setup);
-static void __lockup_detector_cleanup(void); - #ifdef CONFIG_SOFTLOCKUP_DETECTOR_INTR_STORM enum stats_per_group { STATS_SYSTEM, @@ -886,11 +884,6 @@ static void __lockup_detector_reconfigure(void)
watchdog_hardlockup_start(); cpus_read_unlock(); - /* - * Must be called outside the cpus locked section to prevent - * recursive locking in the perf code. - */ - __lockup_detector_cleanup(); }
void lockup_detector_reconfigure(void) @@ -940,24 +933,6 @@ static inline void lockup_detector_setup(void) } #endif /* !CONFIG_SOFTLOCKUP_DETECTOR */
-static void __lockup_detector_cleanup(void) -{ - lockdep_assert_held(&watchdog_mutex); - hardlockup_detector_perf_cleanup(); -} - -/** - * lockup_detector_cleanup - Cleanup after cpu hotplug or sysctl changes - * - * Caller must not hold the cpu hotplug rwsem. - */ -void lockup_detector_cleanup(void) -{ - mutex_lock(&watchdog_mutex); - __lockup_detector_cleanup(); - mutex_unlock(&watchdog_mutex); -} - /** * lockup_detector_soft_poweroff - Interface to stop lockup detector(s) * diff --git a/kernel/watchdog_perf.c b/kernel/watchdog_perf.c index 59c1d86a73a2..2fdb96eaf493 100644 --- a/kernel/watchdog_perf.c +++ b/kernel/watchdog_perf.c @@ -21,8 +21,6 @@ #include <linux/perf_event.h>
static DEFINE_PER_CPU(struct perf_event *, watchdog_ev); -static DEFINE_PER_CPU(struct perf_event *, dead_event); -static struct cpumask dead_events_mask;
static atomic_t watchdog_cpus = ATOMIC_INIT(0);
@@ -181,36 +179,12 @@ void watchdog_hardlockup_disable(unsigned int cpu)
if (event) { perf_event_disable(event); + perf_event_release_kernel(event); this_cpu_write(watchdog_ev, NULL); - this_cpu_write(dead_event, event); - cpumask_set_cpu(smp_processor_id(), &dead_events_mask); atomic_dec(&watchdog_cpus); } }
-/** - * hardlockup_detector_perf_cleanup - Cleanup disabled events and destroy them - * - * Called from lockup_detector_cleanup(). Serialized by the caller. - */ -void hardlockup_detector_perf_cleanup(void) -{ - int cpu; - - for_each_cpu(cpu, &dead_events_mask) { - struct perf_event *event = per_cpu(dead_event, cpu); - - /* - * Required because for_each_cpu() reports unconditionally - * CPU0 as set on UP kernels. Sigh. - */ - if (event) - perf_event_release_kernel(event); - per_cpu(dead_event, cpu) = NULL; - } - cpumask_clear(&dead_events_mask); -} - /** * hardlockup_detector_perf_stop - Globally stop watchdog events * diff --git a/lib/842/842_compress.c b/lib/842/842_compress.c index c02baa4168e1..055356508d97 100644 --- a/lib/842/842_compress.c +++ b/lib/842/842_compress.c @@ -532,6 +532,8 @@ int sw842_compress(const u8 *in, unsigned int ilen, } if (repeat_count) { ret = add_repeat_template(p, repeat_count); + if (ret) + return ret; repeat_count = 0; if (next == last) /* reached max repeat bits */ goto repeat; diff --git a/lib/stackinit_kunit.c b/lib/stackinit_kunit.c index c40818ec9c18..49d32e43d06e 100644 --- a/lib/stackinit_kunit.c +++ b/lib/stackinit_kunit.c @@ -146,6 +146,15 @@ static bool stackinit_range_contains(char *haystack_start, size_t haystack_size, #define INIT_STRUCT_assigned_copy(var_type) \ ; var = *(arg)
+/* + * The "did we actually fill the stack?" check value needs + * to be neither 0 nor any of the "pattern" bytes. The + * pattern bytes are compiler, architecture, and type based, + * so we have to pick a value that never appears for those + * combinations. Use 0x99 which is not 0xFF, 0xFE, nor 0xAA. + */ +#define FILL_BYTE 0x99 + /* * @name: unique string name for the test * @var_type: type to be tested for zeroing initialization @@ -168,12 +177,12 @@ static noinline void test_ ## name (struct kunit *test) \ ZERO_CLONE_ ## which(zero); \ /* Clear entire check buffer for 0xFF overlap test. */ \ memset(check_buf, 0x00, sizeof(check_buf)); \ - /* Fill stack with 0xFF. */ \ + /* Fill stack with FILL_BYTE. */ \ ignored = leaf_ ##name((unsigned long)&ignored, 1, \ FETCH_ARG_ ## which(zero)); \ - /* Verify all bytes overwritten with 0xFF. */ \ + /* Verify all bytes overwritten with FILL_BYTE. */ \ for (sum = 0, i = 0; i < target_size; i++) \ - sum += (check_buf[i] != 0xFF); \ + sum += (check_buf[i] != FILL_BYTE); \ /* Clear entire check buffer for later bit tests. */ \ memset(check_buf, 0x00, sizeof(check_buf)); \ /* Extract stack-defined variable contents. */ \ @@ -184,7 +193,8 @@ static noinline void test_ ## name (struct kunit *test) \ * possible between the two leaf function calls. \ */ \ KUNIT_ASSERT_EQ_MSG(test, sum, 0, \ - "leaf fill was not 0xFF!?\n"); \ + "leaf fill was not 0x%02X!?\n", \ + FILL_BYTE); \ \ /* Validate that compiler lined up fill and target. */ \ KUNIT_ASSERT_TRUE_MSG(test, \ @@ -196,9 +206,9 @@ static noinline void test_ ## name (struct kunit *test) \ (int)((ssize_t)(uintptr_t)fill_start - \ (ssize_t)(uintptr_t)target_start)); \ \ - /* Look for any bytes still 0xFF in check region. */ \ + /* Validate check region has no FILL_BYTE bytes. */ \ for (sum = 0, i = 0; i < target_size; i++) \ - sum += (check_buf[i] == 0xFF); \ + sum += (check_buf[i] == FILL_BYTE); \ \ if (sum != 0 && xfail) \ kunit_skip(test, \ @@ -233,12 +243,12 @@ static noinline int leaf_ ## name(unsigned long sp, bool fill, \ * stack frame of SOME kind... \ */ \ memset(buf, (char)(sp & 0xff), sizeof(buf)); \ - /* Fill variable with 0xFF. */ \ + /* Fill variable with FILL_BYTE. */ \ if (fill) { \ fill_start = &var; \ fill_size = sizeof(var); \ memset(fill_start, \ - (char)((sp & 0xff) | forced_mask), \ + FILL_BYTE & forced_mask, \ fill_size); \ } \ \ @@ -380,7 +390,7 @@ static int noinline __leaf_switch_none(int path, bool fill) fill_start = &var; fill_size = sizeof(var);
- memset(fill_start, forced_mask | 0x55, fill_size); + memset(fill_start, (forced_mask | 0x55) & FILL_BYTE, fill_size); } memcpy(check_buf, target_start, target_size); break; @@ -391,7 +401,7 @@ static int noinline __leaf_switch_none(int path, bool fill) fill_start = &var; fill_size = sizeof(var);
- memset(fill_start, forced_mask | 0xaa, fill_size); + memset(fill_start, (forced_mask | 0xaa) & FILL_BYTE, fill_size); } memcpy(check_buf, target_start, target_size); break; diff --git a/lib/vsprintf.c b/lib/vsprintf.c index 9d3dac38a3f4..2b86b2c72897 100644 --- a/lib/vsprintf.c +++ b/lib/vsprintf.c @@ -2299,7 +2299,7 @@ int __init no_hash_pointers_enable(char *str) early_param("no_hash_pointers", no_hash_pointers_enable);
/* Used for Rust formatting ('%pA'). */ -char *rust_fmt_argument(char *buf, char *end, void *ptr); +char *rust_fmt_argument(char *buf, char *end, const void *ptr);
/* * Show a '%p' thing. A kernel extension is that the '%p' is followed diff --git a/mm/gup.c b/mm/gup.c index 569a4d82012d..f5495dff6038 100644 --- a/mm/gup.c +++ b/mm/gup.c @@ -1283,6 +1283,9 @@ static int check_vma_flags(struct vm_area_struct *vma, unsigned long gup_flags) if ((gup_flags & FOLL_LONGTERM) && vma_is_fsdax(vma)) return -EOPNOTSUPP;
+ if ((gup_flags & FOLL_SPLIT_PMD) && is_vm_hugetlb_page(vma)) + return -EOPNOTSUPP; + if (vma_is_secretmem(vma)) return -EFAULT;
diff --git a/mm/memory.c b/mm/memory.c index b6015e230822..058234fbd030 100644 --- a/mm/memory.c +++ b/mm/memory.c @@ -1362,12 +1362,12 @@ int copy_page_range(struct vm_area_struct *dst_vma, struct vm_area_struct *src_vma) { pgd_t *src_pgd, *dst_pgd; - unsigned long next; unsigned long addr = src_vma->vm_start; unsigned long end = src_vma->vm_end; struct mm_struct *dst_mm = dst_vma->vm_mm; struct mm_struct *src_mm = src_vma->vm_mm; struct mmu_notifier_range range; + unsigned long next, pfn; bool is_cow; int ret;
@@ -1378,11 +1378,7 @@ copy_page_range(struct vm_area_struct *dst_vma, struct vm_area_struct *src_vma) return copy_hugetlb_page_range(dst_mm, src_mm, dst_vma, src_vma);
if (unlikely(src_vma->vm_flags & VM_PFNMAP)) { - /* - * We do not free on error cases below as remove_vma - * gets called on error from higher level routine - */ - ret = track_pfn_copy(src_vma); + ret = track_pfn_copy(dst_vma, src_vma, &pfn); if (ret) return ret; } @@ -1419,7 +1415,6 @@ copy_page_range(struct vm_area_struct *dst_vma, struct vm_area_struct *src_vma) continue; if (unlikely(copy_p4d_range(dst_vma, src_vma, dst_pgd, src_pgd, addr, next))) { - untrack_pfn_clear(dst_vma); ret = -ENOMEM; break; } @@ -1429,6 +1424,8 @@ copy_page_range(struct vm_area_struct *dst_vma, struct vm_area_struct *src_vma) raw_write_seqcount_end(&src_mm->write_protect_seq); mmu_notifier_invalidate_range_end(&range); } + if (ret && unlikely(src_vma->vm_flags & VM_PFNMAP)) + untrack_pfn_copy(dst_vma, pfn); return ret; }
@@ -6753,10 +6750,8 @@ void __might_fault(const char *file, int line) if (pagefault_disabled()) return; __might_sleep(file, line); -#if defined(CONFIG_DEBUG_ATOMIC_SLEEP) if (current->mm) might_lock_read(¤t->mm->mmap_lock); -#endif } EXPORT_SYMBOL(__might_fault); #endif diff --git a/mm/zswap.c b/mm/zswap.c index 6e0c0fca5830..b0208c4d9953 100644 --- a/mm/zswap.c +++ b/mm/zswap.c @@ -881,18 +881,32 @@ static int zswap_cpu_comp_dead(unsigned int cpu, struct hlist_node *node) { struct zswap_pool *pool = hlist_entry(node, struct zswap_pool, node); struct crypto_acomp_ctx *acomp_ctx = per_cpu_ptr(pool->acomp_ctx, cpu); + struct acomp_req *req; + struct crypto_acomp *acomp; + u8 *buffer; + + if (IS_ERR_OR_NULL(acomp_ctx)) + return 0;
mutex_lock(&acomp_ctx->mutex); - if (!IS_ERR_OR_NULL(acomp_ctx)) { - if (!IS_ERR_OR_NULL(acomp_ctx->req)) - acomp_request_free(acomp_ctx->req); - acomp_ctx->req = NULL; - if (!IS_ERR_OR_NULL(acomp_ctx->acomp)) - crypto_free_acomp(acomp_ctx->acomp); - kfree(acomp_ctx->buffer); - } + req = acomp_ctx->req; + acomp = acomp_ctx->acomp; + buffer = acomp_ctx->buffer; + acomp_ctx->req = NULL; + acomp_ctx->acomp = NULL; + acomp_ctx->buffer = NULL; mutex_unlock(&acomp_ctx->mutex);
+ /* + * Do the actual freeing after releasing the mutex to avoid subtle + * locking dependencies causing deadlocks. + */ + if (!IS_ERR_OR_NULL(req)) + acomp_request_free(req); + if (!IS_ERR_OR_NULL(acomp)) + crypto_free_acomp(acomp); + kfree(buffer); + return 0; }
diff --git a/net/can/af_can.c b/net/can/af_can.c index 01f3fbb3b67d..65230e81fa08 100644 --- a/net/can/af_can.c +++ b/net/can/af_can.c @@ -287,8 +287,8 @@ int can_send(struct sk_buff *skb, int loop) netif_rx(newskb);
/* update statistics */ - pkg_stats->tx_frames++; - pkg_stats->tx_frames_delta++; + atomic_long_inc(&pkg_stats->tx_frames); + atomic_long_inc(&pkg_stats->tx_frames_delta);
return 0;
@@ -647,8 +647,8 @@ static void can_receive(struct sk_buff *skb, struct net_device *dev) int matches;
/* update statistics */ - pkg_stats->rx_frames++; - pkg_stats->rx_frames_delta++; + atomic_long_inc(&pkg_stats->rx_frames); + atomic_long_inc(&pkg_stats->rx_frames_delta);
/* create non-zero unique skb identifier together with *skb */ while (!(can_skb_prv(skb)->skbcnt)) @@ -669,8 +669,8 @@ static void can_receive(struct sk_buff *skb, struct net_device *dev) consume_skb(skb);
if (matches > 0) { - pkg_stats->matches++; - pkg_stats->matches_delta++; + atomic_long_inc(&pkg_stats->matches); + atomic_long_inc(&pkg_stats->matches_delta); } }
diff --git a/net/can/af_can.h b/net/can/af_can.h index 7c2d9161e224..22f3352c77fe 100644 --- a/net/can/af_can.h +++ b/net/can/af_can.h @@ -66,9 +66,9 @@ struct receiver { struct can_pkg_stats { unsigned long jiffies_init;
- unsigned long rx_frames; - unsigned long tx_frames; - unsigned long matches; + atomic_long_t rx_frames; + atomic_long_t tx_frames; + atomic_long_t matches;
unsigned long total_rx_rate; unsigned long total_tx_rate; @@ -82,9 +82,9 @@ struct can_pkg_stats { unsigned long max_tx_rate; unsigned long max_rx_match_ratio;
- unsigned long rx_frames_delta; - unsigned long tx_frames_delta; - unsigned long matches_delta; + atomic_long_t rx_frames_delta; + atomic_long_t tx_frames_delta; + atomic_long_t matches_delta; };
/* persistent statistics */ diff --git a/net/can/proc.c b/net/can/proc.c index bbce97825f13..25fdf060e30d 100644 --- a/net/can/proc.c +++ b/net/can/proc.c @@ -118,6 +118,13 @@ void can_stat_update(struct timer_list *t) struct can_pkg_stats *pkg_stats = net->can.pkg_stats; unsigned long j = jiffies; /* snapshot */
+ long rx_frames = atomic_long_read(&pkg_stats->rx_frames); + long tx_frames = atomic_long_read(&pkg_stats->tx_frames); + long matches = atomic_long_read(&pkg_stats->matches); + long rx_frames_delta = atomic_long_read(&pkg_stats->rx_frames_delta); + long tx_frames_delta = atomic_long_read(&pkg_stats->tx_frames_delta); + long matches_delta = atomic_long_read(&pkg_stats->matches_delta); + /* restart counting in timer context on user request */ if (user_reset) can_init_stats(net); @@ -127,35 +134,33 @@ void can_stat_update(struct timer_list *t) can_init_stats(net);
/* prevent overflow in calc_rate() */ - if (pkg_stats->rx_frames > (ULONG_MAX / HZ)) + if (rx_frames > (LONG_MAX / HZ)) can_init_stats(net);
/* prevent overflow in calc_rate() */ - if (pkg_stats->tx_frames > (ULONG_MAX / HZ)) + if (tx_frames > (LONG_MAX / HZ)) can_init_stats(net);
/* matches overflow - very improbable */ - if (pkg_stats->matches > (ULONG_MAX / 100)) + if (matches > (LONG_MAX / 100)) can_init_stats(net);
/* calc total values */ - if (pkg_stats->rx_frames) - pkg_stats->total_rx_match_ratio = (pkg_stats->matches * 100) / - pkg_stats->rx_frames; + if (rx_frames) + pkg_stats->total_rx_match_ratio = (matches * 100) / rx_frames;
pkg_stats->total_tx_rate = calc_rate(pkg_stats->jiffies_init, j, - pkg_stats->tx_frames); + tx_frames); pkg_stats->total_rx_rate = calc_rate(pkg_stats->jiffies_init, j, - pkg_stats->rx_frames); + rx_frames);
/* calc current values */ - if (pkg_stats->rx_frames_delta) + if (rx_frames_delta) pkg_stats->current_rx_match_ratio = - (pkg_stats->matches_delta * 100) / - pkg_stats->rx_frames_delta; + (matches_delta * 100) / rx_frames_delta;
- pkg_stats->current_tx_rate = calc_rate(0, HZ, pkg_stats->tx_frames_delta); - pkg_stats->current_rx_rate = calc_rate(0, HZ, pkg_stats->rx_frames_delta); + pkg_stats->current_tx_rate = calc_rate(0, HZ, tx_frames_delta); + pkg_stats->current_rx_rate = calc_rate(0, HZ, rx_frames_delta);
/* check / update maximum values */ if (pkg_stats->max_tx_rate < pkg_stats->current_tx_rate) @@ -168,9 +173,9 @@ void can_stat_update(struct timer_list *t) pkg_stats->max_rx_match_ratio = pkg_stats->current_rx_match_ratio;
/* clear values for 'current rate' calculation */ - pkg_stats->tx_frames_delta = 0; - pkg_stats->rx_frames_delta = 0; - pkg_stats->matches_delta = 0; + atomic_long_set(&pkg_stats->tx_frames_delta, 0); + atomic_long_set(&pkg_stats->rx_frames_delta, 0); + atomic_long_set(&pkg_stats->matches_delta, 0);
/* restart timer (one second) */ mod_timer(&net->can.stattimer, round_jiffies(jiffies + HZ)); @@ -214,9 +219,12 @@ static int can_stats_proc_show(struct seq_file *m, void *v) struct can_rcv_lists_stats *rcv_lists_stats = net->can.rcv_lists_stats;
seq_putc(m, '\n'); - seq_printf(m, " %8ld transmitted frames (TXF)\n", pkg_stats->tx_frames); - seq_printf(m, " %8ld received frames (RXF)\n", pkg_stats->rx_frames); - seq_printf(m, " %8ld matched frames (RXMF)\n", pkg_stats->matches); + seq_printf(m, " %8ld transmitted frames (TXF)\n", + atomic_long_read(&pkg_stats->tx_frames)); + seq_printf(m, " %8ld received frames (RXF)\n", + atomic_long_read(&pkg_stats->rx_frames)); + seq_printf(m, " %8ld matched frames (RXMF)\n", + atomic_long_read(&pkg_stats->matches));
seq_putc(m, '\n');
diff --git a/net/core/devmem.c b/net/core/devmem.c index 11b91c12ee11..17f8a83a5ee7 100644 --- a/net/core/devmem.c +++ b/net/core/devmem.c @@ -108,6 +108,7 @@ void net_devmem_unbind_dmabuf(struct net_devmem_dmabuf_binding *binding) struct netdev_rx_queue *rxq; unsigned long xa_idx; unsigned int rxq_idx; + int err;
if (binding->list.next) list_del(&binding->list); @@ -119,7 +120,8 @@ void net_devmem_unbind_dmabuf(struct net_devmem_dmabuf_binding *binding)
rxq_idx = get_netdev_rx_queue_index(rxq);
- WARN_ON(netdev_rx_queue_restart(binding->dev, rxq_idx)); + err = netdev_rx_queue_restart(binding->dev, rxq_idx); + WARN_ON(err && err != -ENETDOWN); }
xa_erase(&net_devmem_dmabuf_bindings, binding->id); diff --git a/net/core/dst.c b/net/core/dst.c index 9552a90d4772..6d76b799ce64 100644 --- a/net/core/dst.c +++ b/net/core/dst.c @@ -165,6 +165,14 @@ static void dst_count_dec(struct dst_entry *dst) void dst_release(struct dst_entry *dst) { if (dst && rcuref_put(&dst->__rcuref)) { +#ifdef CONFIG_DST_CACHE + if (dst->flags & DST_METADATA) { + struct metadata_dst *md_dst = (struct metadata_dst *)dst; + + if (md_dst->type == METADATA_IP_TUNNEL) + dst_cache_reset_now(&md_dst->u.tun_info.dst_cache); + } +#endif dst_count_dec(dst); call_rcu_hurry(&dst->rcu_head, dst_destroy_rcu); } diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c index b7cc30fd80e8..66a564be3c77 100644 --- a/net/core/rtnetlink.c +++ b/net/core/rtnetlink.c @@ -1162,6 +1162,9 @@ static inline int rtnl_vfinfo_size(const struct net_device *dev, /* IFLA_VF_STATS_TX_DROPPED */ nla_total_size_64bit(sizeof(__u64))); } + if (dev->netdev_ops->ndo_get_vf_guid) + size += num_vfs * 2 * + nla_total_size(sizeof(struct ifla_vf_guid)); return size; } else return 0; diff --git a/net/core/rtnl_net_debug.c b/net/core/rtnl_net_debug.c index f406045cbd0e..b348c14b1d39 100644 --- a/net/core/rtnl_net_debug.c +++ b/net/core/rtnl_net_debug.c @@ -111,7 +111,7 @@ static int __init rtnl_net_debug_init(void) { int ret;
- ret = register_pernet_device(&rtnl_net_debug_net_ops); + ret = register_pernet_subsys(&rtnl_net_debug_net_ops); if (ret) return ret;
diff --git a/net/ipv4/ip_tunnel_core.c b/net/ipv4/ip_tunnel_core.c index a3676155be78..f65d2f727381 100644 --- a/net/ipv4/ip_tunnel_core.c +++ b/net/ipv4/ip_tunnel_core.c @@ -416,7 +416,7 @@ int skb_tunnel_check_pmtu(struct sk_buff *skb, struct dst_entry *encap_dst,
skb_dst_update_pmtu_no_confirm(skb, mtu);
- if (!reply || skb->pkt_type == PACKET_HOST) + if (!reply) return 0;
if (skb->protocol == htons(ETH_P_IP)) @@ -451,7 +451,7 @@ static const struct nla_policy geneve_opt_policy[LWTUNNEL_IP_OPT_GENEVE_MAX + 1] = { [LWTUNNEL_IP_OPT_GENEVE_CLASS] = { .type = NLA_U16 }, [LWTUNNEL_IP_OPT_GENEVE_TYPE] = { .type = NLA_U8 }, - [LWTUNNEL_IP_OPT_GENEVE_DATA] = { .type = NLA_BINARY, .len = 128 }, + [LWTUNNEL_IP_OPT_GENEVE_DATA] = { .type = NLA_BINARY, .len = 127 }, };
static const struct nla_policy diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c index a9bb9ce5438e..3fe85ecec236 100644 --- a/net/ipv4/udp.c +++ b/net/ipv4/udp.c @@ -1626,12 +1626,12 @@ static bool udp_skb_has_head_state(struct sk_buff *skb) }
/* fully reclaim rmem/fwd memory allocated for skb */ -static void udp_rmem_release(struct sock *sk, int size, int partial, - bool rx_queue_lock_held) +static void udp_rmem_release(struct sock *sk, unsigned int size, + int partial, bool rx_queue_lock_held) { struct udp_sock *up = udp_sk(sk); struct sk_buff_head *sk_queue; - int amt; + unsigned int amt;
if (likely(partial)) { up->forward_deficit += size; @@ -1651,10 +1651,8 @@ static void udp_rmem_release(struct sock *sk, int size, int partial, if (!rx_queue_lock_held) spin_lock(&sk_queue->lock);
- - sk_forward_alloc_add(sk, size); - amt = (sk->sk_forward_alloc - partial) & ~(PAGE_SIZE - 1); - sk_forward_alloc_add(sk, -amt); + amt = (size + sk->sk_forward_alloc - partial) & ~(PAGE_SIZE - 1); + sk_forward_alloc_add(sk, size - amt);
if (amt) __sk_mem_reduce_allocated(sk, amt >> PAGE_SHIFT); @@ -1726,17 +1724,25 @@ static int udp_rmem_schedule(struct sock *sk, int size) int __udp_enqueue_schedule_skb(struct sock *sk, struct sk_buff *skb) { struct sk_buff_head *list = &sk->sk_receive_queue; - int rmem, err = -ENOMEM; + unsigned int rmem, rcvbuf; spinlock_t *busy = NULL; - int size, rcvbuf; + int size, err = -ENOMEM;
- /* Immediately drop when the receive queue is full. - * Always allow at least one packet. - */ rmem = atomic_read(&sk->sk_rmem_alloc); rcvbuf = READ_ONCE(sk->sk_rcvbuf); - if (rmem > rcvbuf) - goto drop; + size = skb->truesize; + + /* Immediately drop when the receive queue is full. + * Cast to unsigned int performs the boundary check for INT_MAX. + */ + if (rmem + size > rcvbuf) { + if (rcvbuf > INT_MAX >> 1) + goto drop; + + /* Always allow at least one packet for small buffer. */ + if (rmem > rcvbuf) + goto drop; + }
/* Under mem pressure, it might be helpful to help udp_recvmsg() * having linear skbs : @@ -1746,10 +1752,10 @@ int __udp_enqueue_schedule_skb(struct sock *sk, struct sk_buff *skb) */ if (rmem > (rcvbuf >> 1)) { skb_condense(skb); - + size = skb->truesize; busy = busylock_acquire(sk); } - size = skb->truesize; + udp_set_dev_scratch(skb);
atomic_add(size, &sk->sk_rmem_alloc); @@ -1836,7 +1842,7 @@ EXPORT_SYMBOL_GPL(skb_consume_udp);
static struct sk_buff *__first_packet_length(struct sock *sk, struct sk_buff_head *rcvq, - int *total) + unsigned int *total) { struct sk_buff *skb;
@@ -1869,8 +1875,8 @@ static int first_packet_length(struct sock *sk) { struct sk_buff_head *rcvq = &udp_sk(sk)->reader_queue; struct sk_buff_head *sk_queue = &sk->sk_receive_queue; + unsigned int total = 0; struct sk_buff *skb; - int total = 0; int res;
spin_lock_bh(&rcvq->lock); diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c index 0e765466d7f7..dfbbab4386f6 100644 --- a/net/ipv6/addrconf.c +++ b/net/ipv6/addrconf.c @@ -5804,6 +5804,27 @@ static void snmp6_fill_stats(u64 *stats, struct inet6_dev *idev, int attrtype, } }
+static int inet6_fill_ifla6_stats_attrs(struct sk_buff *skb, + struct inet6_dev *idev) +{ + struct nlattr *nla; + + nla = nla_reserve(skb, IFLA_INET6_STATS, IPSTATS_MIB_MAX * sizeof(u64)); + if (!nla) + goto nla_put_failure; + snmp6_fill_stats(nla_data(nla), idev, IFLA_INET6_STATS, nla_len(nla)); + + nla = nla_reserve(skb, IFLA_INET6_ICMP6STATS, ICMP6_MIB_MAX * sizeof(u64)); + if (!nla) + goto nla_put_failure; + snmp6_fill_stats(nla_data(nla), idev, IFLA_INET6_ICMP6STATS, nla_len(nla)); + + return 0; + +nla_put_failure: + return -EMSGSIZE; +} + static int inet6_fill_ifla6_attrs(struct sk_buff *skb, struct inet6_dev *idev, u32 ext_filter_mask) { @@ -5826,18 +5847,10 @@ static int inet6_fill_ifla6_attrs(struct sk_buff *skb, struct inet6_dev *idev,
/* XXX - MC not implemented */
- if (ext_filter_mask & RTEXT_FILTER_SKIP_STATS) - return 0; - - nla = nla_reserve(skb, IFLA_INET6_STATS, IPSTATS_MIB_MAX * sizeof(u64)); - if (!nla) - goto nla_put_failure; - snmp6_fill_stats(nla_data(nla), idev, IFLA_INET6_STATS, nla_len(nla)); - - nla = nla_reserve(skb, IFLA_INET6_ICMP6STATS, ICMP6_MIB_MAX * sizeof(u64)); - if (!nla) - goto nla_put_failure; - snmp6_fill_stats(nla_data(nla), idev, IFLA_INET6_ICMP6STATS, nla_len(nla)); + if (!(ext_filter_mask & RTEXT_FILTER_SKIP_STATS)) { + if (inet6_fill_ifla6_stats_attrs(skb, idev) < 0) + goto nla_put_failure; + }
nla = nla_reserve(skb, IFLA_INET6_TOKEN, sizeof(struct in6_addr)); if (!nla) diff --git a/net/ipv6/calipso.c b/net/ipv6/calipso.c index dbcea9fee626..62618a058b8f 100644 --- a/net/ipv6/calipso.c +++ b/net/ipv6/calipso.c @@ -1072,8 +1072,13 @@ static int calipso_sock_getattr(struct sock *sk, struct ipv6_opt_hdr *hop; int opt_len, len, ret_val = -ENOMSG, offset; unsigned char *opt; - struct ipv6_txoptions *txopts = txopt_get(inet6_sk(sk)); + struct ipv6_pinfo *pinfo = inet6_sk(sk); + struct ipv6_txoptions *txopts; + + if (!pinfo) + return -EAFNOSUPPORT;
+ txopts = txopt_get(pinfo); if (!txopts || !txopts->hopopt) goto done;
@@ -1125,8 +1130,13 @@ static int calipso_sock_setattr(struct sock *sk, { int ret_val; struct ipv6_opt_hdr *old, *new; - struct ipv6_txoptions *txopts = txopt_get(inet6_sk(sk)); + struct ipv6_pinfo *pinfo = inet6_sk(sk); + struct ipv6_txoptions *txopts; + + if (!pinfo) + return -EAFNOSUPPORT;
+ txopts = txopt_get(pinfo); old = NULL; if (txopts) old = txopts->hopopt; @@ -1153,8 +1163,13 @@ static int calipso_sock_setattr(struct sock *sk, static void calipso_sock_delattr(struct sock *sk) { struct ipv6_opt_hdr *new_hop; - struct ipv6_txoptions *txopts = txopt_get(inet6_sk(sk)); + struct ipv6_pinfo *pinfo = inet6_sk(sk); + struct ipv6_txoptions *txopts; + + if (!pinfo) + return;
+ txopts = txopt_get(pinfo); if (!txopts || !txopts->hopopt) goto done;
diff --git a/net/ipv6/route.c b/net/ipv6/route.c index 6233aa848174..1114480b3755 100644 --- a/net/ipv6/route.c +++ b/net/ipv6/route.c @@ -412,12 +412,37 @@ static bool rt6_check_expired(const struct rt6_info *rt) return false; }
+static struct fib6_info * +rt6_multipath_first_sibling_rcu(const struct fib6_info *rt) +{ + struct fib6_info *iter; + struct fib6_node *fn; + + fn = rcu_dereference(rt->fib6_node); + if (!fn) + goto out; + iter = rcu_dereference(fn->leaf); + if (!iter) + goto out; + + while (iter) { + if (iter->fib6_metric == rt->fib6_metric && + rt6_qualify_for_ecmp(iter)) + return iter; + iter = rcu_dereference(iter->fib6_next); + } + +out: + return NULL; +} + void fib6_select_path(const struct net *net, struct fib6_result *res, struct flowi6 *fl6, int oif, bool have_oif_match, const struct sk_buff *skb, int strict) { - struct fib6_info *match = res->f6i; + struct fib6_info *first, *match = res->f6i; struct fib6_info *sibling; + int hash;
if (!match->nh && (!match->fib6_nsiblings || have_oif_match)) goto out; @@ -440,16 +465,25 @@ void fib6_select_path(const struct net *net, struct fib6_result *res, return; }
- if (fl6->mp_hash <= atomic_read(&match->fib6_nh->fib_nh_upper_bound)) + first = rt6_multipath_first_sibling_rcu(match); + if (!first) goto out;
- list_for_each_entry_rcu(sibling, &match->fib6_siblings, + hash = fl6->mp_hash; + if (hash <= atomic_read(&first->fib6_nh->fib_nh_upper_bound) && + rt6_score_route(first->fib6_nh, first->fib6_flags, oif, + strict) >= 0) { + match = first; + goto out; + } + + list_for_each_entry_rcu(sibling, &first->fib6_siblings, fib6_siblings) { const struct fib6_nh *nh = sibling->fib6_nh; int nh_upper_bound;
nh_upper_bound = atomic_read(&nh->fib_nh_upper_bound); - if (fl6->mp_hash > nh_upper_bound) + if (hash > nh_upper_bound) continue; if (rt6_score_route(nh, sibling->fib6_flags, oif, strict) < 0) break; diff --git a/net/mac80211/driver-ops.c b/net/mac80211/driver-ops.c index 299d38e9e863..35349a7f16cb 100644 --- a/net/mac80211/driver-ops.c +++ b/net/mac80211/driver-ops.c @@ -116,8 +116,14 @@ void drv_remove_interface(struct ieee80211_local *local,
sdata->flags &= ~IEEE80211_SDATA_IN_DRIVER;
- /* Remove driver debugfs entries */ - ieee80211_debugfs_recreate_netdev(sdata, sdata->vif.valid_links); + /* + * Remove driver debugfs entries. + * The virtual monitor interface doesn't get a debugfs + * entry, so it's exempt here. + */ + if (sdata != rcu_access_pointer(local->monitor_sdata)) + ieee80211_debugfs_recreate_netdev(sdata, + sdata->vif.valid_links);
trace_drv_remove_interface(local, sdata); local->ops->remove_interface(&local->hw, &sdata->vif); diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c index 806dffa48ef9..04b362638730 100644 --- a/net/mac80211/iface.c +++ b/net/mac80211/iface.c @@ -1212,16 +1212,17 @@ void ieee80211_del_virtual_monitor(struct ieee80211_local *local) return; }
- RCU_INIT_POINTER(local->monitor_sdata, NULL); - mutex_unlock(&local->iflist_mtx); - - synchronize_net(); - + clear_bit(SDATA_STATE_RUNNING, &sdata->state); ieee80211_link_release_channel(&sdata->deflink);
if (ieee80211_hw_check(&local->hw, WANT_MONITOR_VIF)) drv_remove_interface(local, sdata);
+ RCU_INIT_POINTER(local->monitor_sdata, NULL); + mutex_unlock(&local->iflist_mtx); + + synchronize_net(); + kfree(sdata); }
diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c index c4a28ccbd064..a42959b39bd0 100644 --- a/net/mac80211/rx.c +++ b/net/mac80211/rx.c @@ -6,7 +6,7 @@ * Copyright 2007-2010 Johannes Berg johannes@sipsolutions.net * Copyright 2013-2014 Intel Mobile Communications GmbH * Copyright(c) 2015 - 2017 Intel Deutschland GmbH - * Copyright (C) 2018-2024 Intel Corporation + * Copyright (C) 2018-2025 Intel Corporation */
#include <linux/jiffies.h> @@ -3330,8 +3330,8 @@ static void ieee80211_process_sa_query_req(struct ieee80211_sub_if_data *sdata, return; }
- if (!ether_addr_equal(mgmt->sa, sdata->deflink.u.mgd.bssid) || - !ether_addr_equal(mgmt->bssid, sdata->deflink.u.mgd.bssid)) { + if (!ether_addr_equal(mgmt->sa, sdata->vif.cfg.ap_addr) || + !ether_addr_equal(mgmt->bssid, sdata->vif.cfg.ap_addr)) { /* Not from the current AP or not associated yet. */ return; } @@ -3347,9 +3347,9 @@ static void ieee80211_process_sa_query_req(struct ieee80211_sub_if_data *sdata,
skb_reserve(skb, local->hw.extra_tx_headroom); resp = skb_put_zero(skb, 24); - memcpy(resp->da, mgmt->sa, ETH_ALEN); + memcpy(resp->da, sdata->vif.cfg.ap_addr, ETH_ALEN); memcpy(resp->sa, sdata->vif.addr, ETH_ALEN); - memcpy(resp->bssid, sdata->deflink.u.mgd.bssid, ETH_ALEN); + memcpy(resp->bssid, sdata->vif.cfg.ap_addr, ETH_ALEN); resp->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_ACTION); skb_put(skb, 1 + sizeof(resp->u.action.u.sa_query)); diff --git a/net/mac80211/sta_info.c b/net/mac80211/sta_info.c index aa22f09e6d14..49095f19a0f2 100644 --- a/net/mac80211/sta_info.c +++ b/net/mac80211/sta_info.c @@ -4,7 +4,7 @@ * Copyright 2006-2007 Jiri Benc jbenc@suse.cz * Copyright 2013-2014 Intel Mobile Communications GmbH * Copyright (C) 2015 - 2017 Intel Deutschland GmbH - * Copyright (C) 2018-2023 Intel Corporation + * Copyright (C) 2018-2024 Intel Corporation */
#include <linux/module.h> @@ -1317,9 +1317,13 @@ static int _sta_info_move_state(struct sta_info *sta, sta->sta.addr, new_state);
/* notify the driver before the actual changes so it can - * fail the transition + * fail the transition if the state is increasing. + * The driver is required not to fail when the transition + * is decreasing the state, so first, do all the preparation + * work and only then, notify the driver. */ - if (test_sta_flag(sta, WLAN_STA_INSERTED)) { + if (new_state > sta->sta_state && + test_sta_flag(sta, WLAN_STA_INSERTED)) { int err = drv_sta_state(sta->local, sta->sdata, sta, sta->sta_state, new_state); if (err) @@ -1395,6 +1399,16 @@ static int _sta_info_move_state(struct sta_info *sta, break; }
+ if (new_state < sta->sta_state && + test_sta_flag(sta, WLAN_STA_INSERTED)) { + int err = drv_sta_state(sta->local, sta->sdata, sta, + sta->sta_state, new_state); + + WARN_ONCE(err, + "Driver is not allowed to fail if the sta_state is transitioning down the list: %d\n", + err); + } + sta->sta_state = new_state;
return 0; diff --git a/net/mac80211/util.c b/net/mac80211/util.c index 5ee7fc81ff8c..de84260247ef 100644 --- a/net/mac80211/util.c +++ b/net/mac80211/util.c @@ -685,7 +685,7 @@ void __ieee80211_flush_queues(struct ieee80211_local *local, struct ieee80211_sub_if_data *sdata, unsigned int queues, bool drop) { - if (!local->ops->flush) + if (!local->ops->flush && !drop) return;
/* @@ -712,7 +712,8 @@ void __ieee80211_flush_queues(struct ieee80211_local *local, } }
- drv_flush(local, sdata, queues, drop); + if (local->ops->flush) + drv_flush(local, sdata, queues, drop);
ieee80211_wake_queues_by_reason(&local->hw, queues, IEEE80211_QUEUE_STOP_REASON_FLUSH, diff --git a/net/netfilter/nf_tables_api.c b/net/netfilter/nf_tables_api.c index 99f6b2530b96..712adede565c 100644 --- a/net/netfilter/nf_tables_api.c +++ b/net/netfilter/nf_tables_api.c @@ -2835,11 +2835,11 @@ static int nf_tables_updchain(struct nft_ctx *ctx, u8 genmask, u8 policy, err = nft_netdev_register_hooks(ctx->net, &hook.list); if (err < 0) goto err_hooks; + + unregister = true; } }
- unregister = true; - if (nla[NFTA_CHAIN_COUNTERS]) { if (!nft_is_base_chain(chain)) { err = -EOPNOTSUPP; diff --git a/net/netfilter/nft_set_hash.c b/net/netfilter/nft_set_hash.c index 8bfac4185ac7..abb0c8ec6371 100644 --- a/net/netfilter/nft_set_hash.c +++ b/net/netfilter/nft_set_hash.c @@ -309,7 +309,8 @@ static bool nft_rhash_expr_needs_gc_run(const struct nft_set *set,
nft_setelem_expr_foreach(expr, elem_expr, size) { if (expr->ops->gc && - expr->ops->gc(read_pnet(&set->net), expr)) + expr->ops->gc(read_pnet(&set->net), expr) && + set->flags & NFT_SET_EVAL) return true; }
diff --git a/net/netfilter/nft_tunnel.c b/net/netfilter/nft_tunnel.c index 681301b46aa4..0c63d1367cf7 100644 --- a/net/netfilter/nft_tunnel.c +++ b/net/netfilter/nft_tunnel.c @@ -335,13 +335,13 @@ static int nft_tunnel_obj_erspan_init(const struct nlattr *attr, static const struct nla_policy nft_tunnel_opts_geneve_policy[NFTA_TUNNEL_KEY_GENEVE_MAX + 1] = { [NFTA_TUNNEL_KEY_GENEVE_CLASS] = { .type = NLA_U16 }, [NFTA_TUNNEL_KEY_GENEVE_TYPE] = { .type = NLA_U8 }, - [NFTA_TUNNEL_KEY_GENEVE_DATA] = { .type = NLA_BINARY, .len = 128 }, + [NFTA_TUNNEL_KEY_GENEVE_DATA] = { .type = NLA_BINARY, .len = 127 }, };
static int nft_tunnel_obj_geneve_init(const struct nlattr *attr, struct nft_tunnel_opts *opts) { - struct geneve_opt *opt = (struct geneve_opt *)opts->u.data + opts->len; + struct geneve_opt *opt = (struct geneve_opt *)(opts->u.data + opts->len); struct nlattr *tb[NFTA_TUNNEL_KEY_GENEVE_MAX + 1]; int err, data_len;
@@ -625,7 +625,7 @@ static int nft_tunnel_opts_dump(struct sk_buff *skb, if (!inner) goto failure; while (opts->len > offset) { - opt = (struct geneve_opt *)opts->u.data + offset; + opt = (struct geneve_opt *)(opts->u.data + offset); if (nla_put_be16(skb, NFTA_TUNNEL_KEY_GENEVE_CLASS, opt->opt_class) || nla_put_u8(skb, NFTA_TUNNEL_KEY_GENEVE_TYPE, diff --git a/net/openvswitch/actions.c b/net/openvswitch/actions.c index 704c858cf209..61fea7baae5d 100644 --- a/net/openvswitch/actions.c +++ b/net/openvswitch/actions.c @@ -947,12 +947,6 @@ static void do_output(struct datapath *dp, struct sk_buff *skb, int out_port, pskb_trim(skb, ovs_mac_header_len(key)); }
- /* Need to set the pkt_type to involve the routing layer. The - * packet movement through the OVS datapath doesn't generally - * use routing, but this is needed for tunnel cases. - */ - skb->pkt_type = PACKET_OUTGOING; - if (likely(!mru || (skb->len <= mru + vport->dev->hard_header_len))) { ovs_vport_send(vport, skb, ovs_key_mac_proto(key)); diff --git a/net/sched/act_tunnel_key.c b/net/sched/act_tunnel_key.c index af7c99845948..e296714803dc 100644 --- a/net/sched/act_tunnel_key.c +++ b/net/sched/act_tunnel_key.c @@ -68,7 +68,7 @@ geneve_opt_policy[TCA_TUNNEL_KEY_ENC_OPT_GENEVE_MAX + 1] = { [TCA_TUNNEL_KEY_ENC_OPT_GENEVE_CLASS] = { .type = NLA_U16 }, [TCA_TUNNEL_KEY_ENC_OPT_GENEVE_TYPE] = { .type = NLA_U8 }, [TCA_TUNNEL_KEY_ENC_OPT_GENEVE_DATA] = { .type = NLA_BINARY, - .len = 128 }, + .len = 127 }, };
static const struct nla_policy diff --git a/net/sched/cls_flower.c b/net/sched/cls_flower.c index 03505673d523..099ff6a3e1f5 100644 --- a/net/sched/cls_flower.c +++ b/net/sched/cls_flower.c @@ -766,7 +766,7 @@ geneve_opt_policy[TCA_FLOWER_KEY_ENC_OPT_GENEVE_MAX + 1] = { [TCA_FLOWER_KEY_ENC_OPT_GENEVE_CLASS] = { .type = NLA_U16 }, [TCA_FLOWER_KEY_ENC_OPT_GENEVE_TYPE] = { .type = NLA_U8 }, [TCA_FLOWER_KEY_ENC_OPT_GENEVE_DATA] = { .type = NLA_BINARY, - .len = 128 }, + .len = 127 }, };
static const struct nla_policy diff --git a/net/sched/sch_skbprio.c b/net/sched/sch_skbprio.c index 20ff7386b74b..f485f62ab721 100644 --- a/net/sched/sch_skbprio.c +++ b/net/sched/sch_skbprio.c @@ -123,8 +123,6 @@ static int skbprio_enqueue(struct sk_buff *skb, struct Qdisc *sch, /* Check to update highest and lowest priorities. */ if (skb_queue_empty(lp_qdisc)) { if (q->lowest_prio == q->highest_prio) { - /* The incoming packet is the only packet in queue. */ - BUG_ON(sch->q.qlen != 1); q->lowest_prio = prio; q->highest_prio = prio; } else { @@ -156,7 +154,6 @@ static struct sk_buff *skbprio_dequeue(struct Qdisc *sch) /* Update highest priority field. */ if (skb_queue_empty(hpq)) { if (q->lowest_prio == q->highest_prio) { - BUG_ON(sch->q.qlen); q->highest_prio = 0; q->lowest_prio = SKBPRIO_MAX_PRIORITY - 1; } else { diff --git a/net/sctp/sysctl.c b/net/sctp/sysctl.c index 8e1e97be4df7..ee3eac338a9d 100644 --- a/net/sctp/sysctl.c +++ b/net/sctp/sysctl.c @@ -525,6 +525,8 @@ static int proc_sctp_do_auth(const struct ctl_table *ctl, int write, return ret; }
+static DEFINE_MUTEX(sctp_sysctl_mutex); + static int proc_sctp_do_udp_port(const struct ctl_table *ctl, int write, void *buffer, size_t *lenp, loff_t *ppos) { @@ -549,6 +551,7 @@ static int proc_sctp_do_udp_port(const struct ctl_table *ctl, int write, if (new_value > max || new_value < min) return -EINVAL;
+ mutex_lock(&sctp_sysctl_mutex); net->sctp.udp_port = new_value; sctp_udp_sock_stop(net); if (new_value) { @@ -561,6 +564,7 @@ static int proc_sctp_do_udp_port(const struct ctl_table *ctl, int write, lock_sock(sk); sctp_sk(sk)->udp_port = htons(net->sctp.udp_port); release_sock(sk); + mutex_unlock(&sctp_sysctl_mutex); }
return ret; diff --git a/net/vmw_vsock/af_vsock.c b/net/vmw_vsock/af_vsock.c index 7e3db87ae433..fc6afbc8d680 100644 --- a/net/vmw_vsock/af_vsock.c +++ b/net/vmw_vsock/af_vsock.c @@ -1551,7 +1551,11 @@ static int vsock_connect(struct socket *sock, struct sockaddr *addr, timeout = vsk->connect_timeout; prepare_to_wait(sk_sleep(sk), &wait, TASK_INTERRUPTIBLE);
- while (sk->sk_state != TCP_ESTABLISHED && sk->sk_err == 0) { + /* If the socket is already closing or it is in an error state, there + * is no point in waiting. + */ + while (sk->sk_state != TCP_ESTABLISHED && + sk->sk_state != TCP_CLOSING && sk->sk_err == 0) { if (flags & O_NONBLOCK) { /* If we're not going to block, we schedule a timeout * function to generate a timeout on the connection diff --git a/net/xdp/xsk.c b/net/xdp/xsk.c index 89d2bef96469..e04809a4c5d3 100644 --- a/net/xdp/xsk.c +++ b/net/xdp/xsk.c @@ -802,8 +802,11 @@ static int __xsk_generic_xmit(struct sock *sk) * if there is space in it. This avoids having to implement * any buffering in the Tx path. */ - if (xsk_cq_reserve_addr_locked(xs->pool, desc.addr)) + err = xsk_cq_reserve_addr_locked(xs->pool, desc.addr); + if (err) { + err = -EAGAIN; goto out; + }
skb = xsk_build_skb(xs, &desc); if (IS_ERR(skb)) { diff --git a/rust/Makefile b/rust/Makefile index 43cd7f845a9a..1caca91a2ddb 100644 --- a/rust/Makefile +++ b/rust/Makefile @@ -230,7 +230,8 @@ bindgen_skip_c_flags := -mno-fp-ret-in-387 -mpreferred-stack-boundary=% \ -mfunction-return=thunk-extern -mrecord-mcount -mabi=lp64 \ -mindirect-branch-cs-prefix -mstack-protector-guard% -mtraceback=no \ -mno-pointers-to-nested-functions -mno-string \ - -mno-strict-align -mstrict-align \ + -mno-strict-align -mstrict-align -mdirect-extern-access \ + -mexplicit-relocs -mno-check-zero-division \ -fconserve-stack -falign-jumps=% -falign-loops=% \ -femit-struct-debug-baseonly -fno-ipa-cp-clone -fno-ipa-sra \ -fno-partial-inlining -fplugin-arg-arm_ssp_per_task_plugin-% \ @@ -244,6 +245,7 @@ bindgen_skip_c_flags := -mno-fp-ret-in-387 -mpreferred-stack-boundary=% \ # Derived from `scripts/Makefile.clang`. BINDGEN_TARGET_x86 := x86_64-linux-gnu BINDGEN_TARGET_arm64 := aarch64-linux-gnu +BINDGEN_TARGET_loongarch := loongarch64-linux-gnusf BINDGEN_TARGET := $(BINDGEN_TARGET_$(SRCARCH))
# All warnings are inhibited since GCC builds are very experimental, diff --git a/rust/kernel/print.rs b/rust/kernel/print.rs index b19ee490be58..61ee36c5e5f5 100644 --- a/rust/kernel/print.rs +++ b/rust/kernel/print.rs @@ -6,12 +6,11 @@ //! //! Reference: https://docs.kernel.org/core-api/printk-basics.html
-use core::{ +use crate::{ ffi::{c_char, c_void}, - fmt, + str::RawFormatter, }; - -use crate::str::RawFormatter; +use core::fmt;
// Called from `vsprintf` with format specifier `%pA`. #[expect(clippy::missing_safety_doc)] diff --git a/samples/bpf/Makefile b/samples/bpf/Makefile index 96a05e70ace3..f5865fbbae62 100644 --- a/samples/bpf/Makefile +++ b/samples/bpf/Makefile @@ -307,7 +307,7 @@ $(obj)/$(TRACE_HELPERS): TPROGS_CFLAGS := $(TPROGS_CFLAGS) -D__must_check=
VMLINUX_BTF_PATHS ?= $(abspath $(if $(O),$(O)/vmlinux)) \ $(abspath $(if $(KBUILD_OUTPUT),$(KBUILD_OUTPUT)/vmlinux)) \ - $(abspath ./vmlinux) + $(abspath $(objtree)/vmlinux) VMLINUX_BTF ?= $(abspath $(firstword $(wildcard $(VMLINUX_BTF_PATHS))))
$(obj)/vmlinux.h: $(VMLINUX_BTF) $(BPFTOOL) diff --git a/samples/trace_events/trace-events-sample.h b/samples/trace_events/trace-events-sample.h index 999f78d380ae..1a05fc153353 100644 --- a/samples/trace_events/trace-events-sample.h +++ b/samples/trace_events/trace-events-sample.h @@ -319,7 +319,8 @@ TRACE_EVENT(foo_bar, __assign_cpumask(cpum, cpumask_bits(mask)); ),
- TP_printk("foo %s %d %s %s %s %s %s %s (%s) (%s) %s", __entry->foo, __entry->bar, + TP_printk("foo %s %d %s %s %s %s %s %s (%s) (%s) %s [%d] %*pbl", + __entry->foo, __entry->bar,
/* * Notice here the use of some helper functions. This includes: @@ -370,7 +371,10 @@ TRACE_EVENT(foo_bar,
__get_str(str), __get_str(lstr), __get_bitmask(cpus), __get_cpumask(cpum), - __get_str(vstr)) + __get_str(vstr), + __get_dynamic_array_len(cpus), + __get_dynamic_array_len(cpus), + __get_dynamic_array(cpus)) );
/* diff --git a/scripts/package/debian/rules b/scripts/package/debian/rules index ca07243bd5cd..2b3f9a0bd6c4 100755 --- a/scripts/package/debian/rules +++ b/scripts/package/debian/rules @@ -21,9 +21,11 @@ ifeq ($(origin KBUILD_VERBOSE),undefined) endif endif
-revision = $(lastword $(subst -, ,$(shell dpkg-parsechangelog -S Version))) +revision = $(shell dpkg-parsechangelog -S Version | sed -n 's/.*-//p') CROSS_COMPILE ?= $(filter-out $(DEB_BUILD_GNU_TYPE)-, $(DEB_HOST_GNU_TYPE)-) -make-opts = ARCH=$(ARCH) KERNELRELEASE=$(KERNELRELEASE) KBUILD_BUILD_VERSION=$(revision) $(addprefix CROSS_COMPILE=,$(CROSS_COMPILE)) +make-opts = ARCH=$(ARCH) KERNELRELEASE=$(KERNELRELEASE) \ + $(addprefix KBUILD_BUILD_VERSION=,$(revision)) \ + $(addprefix CROSS_COMPILE=,$(CROSS_COMPILE))
binary-targets := $(addprefix binary-, image image-dbg headers libc-dev)
diff --git a/scripts/selinux/install_policy.sh b/scripts/selinux/install_policy.sh index 24086793b0d8..db40237e60ce 100755 --- a/scripts/selinux/install_policy.sh +++ b/scripts/selinux/install_policy.sh @@ -6,27 +6,24 @@ if [ `id -u` -ne 0 ]; then exit 1 fi
-SF=`which setfiles` -if [ $? -eq 1 ]; then +SF=`which setfiles` || { echo "Could not find setfiles" echo "Do you have policycoreutils installed?" exit 1 -fi +}
-CP=`which checkpolicy` -if [ $? -eq 1 ]; then +CP=`which checkpolicy` || { echo "Could not find checkpolicy" echo "Do you have checkpolicy installed?" exit 1 -fi +} VERS=`$CP -V | awk '{print $1}'`
-ENABLED=`which selinuxenabled` -if [ $? -eq 1 ]; then +ENABLED=`which selinuxenabled` || { echo "Could not find selinuxenabled" echo "Do you have libselinux-utils installed?" exit 1 -fi +}
if selinuxenabled; then echo "SELinux is already enabled" diff --git a/security/smack/smack.h b/security/smack/smack.h index dbf8d7226eb5..1c3656b5e3b9 100644 --- a/security/smack/smack.h +++ b/security/smack/smack.h @@ -152,6 +152,7 @@ struct smk_net4addr { struct smack_known *smk_label; /* label */ };
+#if IS_ENABLED(CONFIG_IPV6) /* * An entry in the table identifying IPv6 hosts. */ @@ -162,7 +163,9 @@ struct smk_net6addr { int smk_masks; /* mask size */ struct smack_known *smk_label; /* label */ }; +#endif /* CONFIG_IPV6 */
+#ifdef SMACK_IPV6_PORT_LABELING /* * An entry in the table identifying ports. */ @@ -175,6 +178,7 @@ struct smk_port_label { short smk_sock_type; /* Socket type */ short smk_can_reuse; }; +#endif /* SMACK_IPV6_PORT_LABELING */
struct smack_known_list_elem { struct list_head list; @@ -314,7 +318,9 @@ extern struct smack_known smack_known_web; extern struct mutex smack_known_lock; extern struct list_head smack_known_list; extern struct list_head smk_net4addr_list; +#if IS_ENABLED(CONFIG_IPV6) extern struct list_head smk_net6addr_list; +#endif /* CONFIG_IPV6 */
extern struct mutex smack_onlycap_lock; extern struct list_head smack_onlycap_list; diff --git a/security/smack/smack_lsm.c b/security/smack/smack_lsm.c index 0c476282e279..27ae52f54a6b 100644 --- a/security/smack/smack_lsm.c +++ b/security/smack/smack_lsm.c @@ -2508,6 +2508,7 @@ static struct smack_known *smack_ipv4host_label(struct sockaddr_in *sip) return NULL; }
+#if IS_ENABLED(CONFIG_IPV6) /* * smk_ipv6_localhost - Check for local ipv6 host address * @sip: the address @@ -2575,6 +2576,7 @@ static struct smack_known *smack_ipv6host_label(struct sockaddr_in6 *sip)
return NULL; } +#endif /* CONFIG_IPV6 */
/** * smack_netlbl_add - Set the secattr on a socket @@ -2679,6 +2681,7 @@ static int smk_ipv4_check(struct sock *sk, struct sockaddr_in *sap) return rc; }
+#if IS_ENABLED(CONFIG_IPV6) /** * smk_ipv6_check - check Smack access * @subject: subject Smack label @@ -2711,6 +2714,7 @@ static int smk_ipv6_check(struct smack_known *subject, rc = smk_bu_note("IPv6 check", subject, object, MAY_WRITE, rc); return rc; } +#endif /* CONFIG_IPV6 */
#ifdef SMACK_IPV6_PORT_LABELING /** @@ -3043,7 +3047,9 @@ static int smack_socket_connect(struct socket *sock, struct sockaddr *sap, return 0; if (addrlen < offsetofend(struct sockaddr, sa_family)) return 0; - if (IS_ENABLED(CONFIG_IPV6) && sap->sa_family == AF_INET6) { + +#if IS_ENABLED(CONFIG_IPV6) + if (sap->sa_family == AF_INET6) { struct sockaddr_in6 *sip = (struct sockaddr_in6 *)sap; struct smack_known *rsp = NULL;
@@ -3063,6 +3069,8 @@ static int smack_socket_connect(struct socket *sock, struct sockaddr *sap,
return rc; } +#endif /* CONFIG_IPV6 */ + if (sap->sa_family != AF_INET || addrlen < sizeof(struct sockaddr_in)) return 0; rc = smk_ipv4_check(sock->sk, (struct sockaddr_in *)sap); @@ -4358,29 +4366,6 @@ static int smack_socket_getpeersec_dgram(struct socket *sock, return 0; }
-/** - * smack_sock_graft - Initialize a newly created socket with an existing sock - * @sk: child sock - * @parent: parent socket - * - * Set the smk_{in,out} state of an existing sock based on the process that - * is creating the new socket. - */ -static void smack_sock_graft(struct sock *sk, struct socket *parent) -{ - struct socket_smack *ssp; - struct smack_known *skp = smk_of_current(); - - if (sk == NULL || - (sk->sk_family != PF_INET && sk->sk_family != PF_INET6)) - return; - - ssp = smack_sock(sk); - ssp->smk_in = skp; - ssp->smk_out = skp; - /* cssp->smk_packet is already set in smack_inet_csk_clone() */ -} - /** * smack_inet_conn_request - Smack access check on connect * @sk: socket involved @@ -5187,7 +5172,6 @@ static struct security_hook_list smack_hooks[] __ro_after_init = { LSM_HOOK_INIT(sk_free_security, smack_sk_free_security), #endif LSM_HOOK_INIT(sk_clone_security, smack_sk_clone_security), - LSM_HOOK_INIT(sock_graft, smack_sock_graft), LSM_HOOK_INIT(inet_conn_request, smack_inet_conn_request), LSM_HOOK_INIT(inet_csk_clone, smack_inet_csk_clone),
diff --git a/sound/core/timer.c b/sound/core/timer.c index fbada79380f9..d774b9b71ce2 100644 --- a/sound/core/timer.c +++ b/sound/core/timer.c @@ -1515,91 +1515,97 @@ static void snd_timer_user_copy_id(struct snd_timer_id *id, struct snd_timer *ti id->subdevice = timer->tmr_subdevice; }
-static int snd_timer_user_next_device(struct snd_timer_id __user *_tid) +static void get_next_device(struct snd_timer_id *id) { - struct snd_timer_id id; struct snd_timer *timer; struct list_head *p;
- if (copy_from_user(&id, _tid, sizeof(id))) - return -EFAULT; - guard(mutex)(®ister_mutex); - if (id.dev_class < 0) { /* first item */ + if (id->dev_class < 0) { /* first item */ if (list_empty(&snd_timer_list)) - snd_timer_user_zero_id(&id); + snd_timer_user_zero_id(id); else { timer = list_entry(snd_timer_list.next, struct snd_timer, device_list); - snd_timer_user_copy_id(&id, timer); + snd_timer_user_copy_id(id, timer); } } else { - switch (id.dev_class) { + switch (id->dev_class) { case SNDRV_TIMER_CLASS_GLOBAL: - id.device = id.device < 0 ? 0 : id.device + 1; + id->device = id->device < 0 ? 0 : id->device + 1; list_for_each(p, &snd_timer_list) { timer = list_entry(p, struct snd_timer, device_list); if (timer->tmr_class > SNDRV_TIMER_CLASS_GLOBAL) { - snd_timer_user_copy_id(&id, timer); + snd_timer_user_copy_id(id, timer); break; } - if (timer->tmr_device >= id.device) { - snd_timer_user_copy_id(&id, timer); + if (timer->tmr_device >= id->device) { + snd_timer_user_copy_id(id, timer); break; } } if (p == &snd_timer_list) - snd_timer_user_zero_id(&id); + snd_timer_user_zero_id(id); break; case SNDRV_TIMER_CLASS_CARD: case SNDRV_TIMER_CLASS_PCM: - if (id.card < 0) { - id.card = 0; + if (id->card < 0) { + id->card = 0; } else { - if (id.device < 0) { - id.device = 0; + if (id->device < 0) { + id->device = 0; } else { - if (id.subdevice < 0) - id.subdevice = 0; - else if (id.subdevice < INT_MAX) - id.subdevice++; + if (id->subdevice < 0) + id->subdevice = 0; + else if (id->subdevice < INT_MAX) + id->subdevice++; } } list_for_each(p, &snd_timer_list) { timer = list_entry(p, struct snd_timer, device_list); - if (timer->tmr_class > id.dev_class) { - snd_timer_user_copy_id(&id, timer); + if (timer->tmr_class > id->dev_class) { + snd_timer_user_copy_id(id, timer); break; } - if (timer->tmr_class < id.dev_class) + if (timer->tmr_class < id->dev_class) continue; - if (timer->card->number > id.card) { - snd_timer_user_copy_id(&id, timer); + if (timer->card->number > id->card) { + snd_timer_user_copy_id(id, timer); break; } - if (timer->card->number < id.card) + if (timer->card->number < id->card) continue; - if (timer->tmr_device > id.device) { - snd_timer_user_copy_id(&id, timer); + if (timer->tmr_device > id->device) { + snd_timer_user_copy_id(id, timer); break; } - if (timer->tmr_device < id.device) + if (timer->tmr_device < id->device) continue; - if (timer->tmr_subdevice > id.subdevice) { - snd_timer_user_copy_id(&id, timer); + if (timer->tmr_subdevice > id->subdevice) { + snd_timer_user_copy_id(id, timer); break; } - if (timer->tmr_subdevice < id.subdevice) + if (timer->tmr_subdevice < id->subdevice) continue; - snd_timer_user_copy_id(&id, timer); + snd_timer_user_copy_id(id, timer); break; } if (p == &snd_timer_list) - snd_timer_user_zero_id(&id); + snd_timer_user_zero_id(id); break; default: - snd_timer_user_zero_id(&id); + snd_timer_user_zero_id(id); } } +} + +static int snd_timer_user_next_device(struct snd_timer_id __user *_tid) +{ + struct snd_timer_id id; + + if (copy_from_user(&id, _tid, sizeof(id))) + return -EFAULT; + scoped_guard(mutex, ®ister_mutex) + get_next_device(&id); if (copy_to_user(_tid, &id, sizeof(*_tid))) return -EFAULT; return 0; @@ -1620,23 +1626,24 @@ static int snd_timer_user_ginfo(struct file *file, tid = ginfo->tid; memset(ginfo, 0, sizeof(*ginfo)); ginfo->tid = tid; - guard(mutex)(®ister_mutex); - t = snd_timer_find(&tid); - if (!t) - return -ENODEV; - ginfo->card = t->card ? t->card->number : -1; - if (t->hw.flags & SNDRV_TIMER_HW_SLAVE) - ginfo->flags |= SNDRV_TIMER_FLG_SLAVE; - strscpy(ginfo->id, t->id, sizeof(ginfo->id)); - strscpy(ginfo->name, t->name, sizeof(ginfo->name)); - scoped_guard(spinlock_irq, &t->lock) - ginfo->resolution = snd_timer_hw_resolution(t); - if (t->hw.resolution_min > 0) { - ginfo->resolution_min = t->hw.resolution_min; - ginfo->resolution_max = t->hw.resolution_max; - } - list_for_each(p, &t->open_list_head) { - ginfo->clients++; + scoped_guard(mutex, ®ister_mutex) { + t = snd_timer_find(&tid); + if (!t) + return -ENODEV; + ginfo->card = t->card ? t->card->number : -1; + if (t->hw.flags & SNDRV_TIMER_HW_SLAVE) + ginfo->flags |= SNDRV_TIMER_FLG_SLAVE; + strscpy(ginfo->id, t->id, sizeof(ginfo->id)); + strscpy(ginfo->name, t->name, sizeof(ginfo->name)); + scoped_guard(spinlock_irq, &t->lock) + ginfo->resolution = snd_timer_hw_resolution(t); + if (t->hw.resolution_min > 0) { + ginfo->resolution_min = t->hw.resolution_min; + ginfo->resolution_max = t->hw.resolution_max; + } + list_for_each(p, &t->open_list_head) { + ginfo->clients++; + } } if (copy_to_user(_ginfo, ginfo, sizeof(*ginfo))) return -EFAULT; @@ -1674,31 +1681,31 @@ static int snd_timer_user_gstatus(struct file *file, struct snd_timer_gstatus gstatus; struct snd_timer_id tid; struct snd_timer *t; - int err = 0;
if (copy_from_user(&gstatus, _gstatus, sizeof(gstatus))) return -EFAULT; tid = gstatus.tid; memset(&gstatus, 0, sizeof(gstatus)); gstatus.tid = tid; - guard(mutex)(®ister_mutex); - t = snd_timer_find(&tid); - if (t != NULL) { - guard(spinlock_irq)(&t->lock); - gstatus.resolution = snd_timer_hw_resolution(t); - if (t->hw.precise_resolution) { - t->hw.precise_resolution(t, &gstatus.resolution_num, - &gstatus.resolution_den); + scoped_guard(mutex, ®ister_mutex) { + t = snd_timer_find(&tid); + if (t != NULL) { + guard(spinlock_irq)(&t->lock); + gstatus.resolution = snd_timer_hw_resolution(t); + if (t->hw.precise_resolution) { + t->hw.precise_resolution(t, &gstatus.resolution_num, + &gstatus.resolution_den); + } else { + gstatus.resolution_num = gstatus.resolution; + gstatus.resolution_den = 1000000000uL; + } } else { - gstatus.resolution_num = gstatus.resolution; - gstatus.resolution_den = 1000000000uL; + return -ENODEV; } - } else { - err = -ENODEV; } - if (err >= 0 && copy_to_user(_gstatus, &gstatus, sizeof(gstatus))) - err = -EFAULT; - return err; + if (copy_to_user(_gstatus, &gstatus, sizeof(gstatus))) + return -EFAULT; + return 0; }
static int snd_timer_user_tselect(struct file *file, diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c index ee1682a2e038..d38d5b173cbf 100644 --- a/sound/pci/hda/patch_realtek.c +++ b/sound/pci/hda/patch_realtek.c @@ -586,6 +586,9 @@ static void alc_shutup_pins(struct hda_codec *codec) { struct alc_spec *spec = codec->spec;
+ if (spec->no_shutup_pins) + return; + switch (codec->core.vendor_id) { case 0x10ec0236: case 0x10ec0256: @@ -601,8 +604,7 @@ static void alc_shutup_pins(struct hda_codec *codec) alc_headset_mic_no_shutup(codec); break; default: - if (!spec->no_shutup_pins) - snd_hda_shutup_pins(codec); + snd_hda_shutup_pins(codec); break; } } @@ -4792,6 +4794,21 @@ static void alc236_fixup_hp_coef_micmute_led(struct hda_codec *codec, } }
+static void alc295_fixup_hp_mute_led_coefbit11(struct hda_codec *codec, + const struct hda_fixup *fix, int action) +{ + struct alc_spec *spec = codec->spec; + + if (action == HDA_FIXUP_ACT_PRE_PROBE) { + spec->mute_led_polarity = 0; + spec->mute_led_coef.idx = 0xb; + spec->mute_led_coef.mask = 3 << 3; + spec->mute_led_coef.on = 1 << 3; + spec->mute_led_coef.off = 1 << 4; + snd_hda_gen_add_mute_led_cdev(codec, coef_mute_led_set); + } +} + static void alc285_fixup_hp_mute_led(struct hda_codec *codec, const struct hda_fixup *fix, int action) { @@ -7644,6 +7661,7 @@ enum { ALC290_FIXUP_MONO_SPEAKERS_HSJACK, ALC290_FIXUP_SUBWOOFER, ALC290_FIXUP_SUBWOOFER_HSJACK, + ALC295_FIXUP_HP_MUTE_LED_COEFBIT11, ALC269_FIXUP_THINKPAD_ACPI, ALC269_FIXUP_DMIC_THINKPAD_ACPI, ALC269VB_FIXUP_INFINIX_ZERO_BOOK_13, @@ -9381,6 +9399,10 @@ static const struct hda_fixup alc269_fixups[] = { .chained = true, .chain_id = ALC283_FIXUP_INT_MIC, }, + [ALC295_FIXUP_HP_MUTE_LED_COEFBIT11] = { + .type = HDA_FIXUP_FUNC, + .v.func = alc295_fixup_hp_mute_led_coefbit11, + }, [ALC298_FIXUP_SAMSUNG_AMP] = { .type = HDA_FIXUP_FUNC, .v.func = alc298_fixup_samsung_amp, @@ -10425,6 +10447,7 @@ static const struct hda_quirk alc269_fixup_tbl[] = { SND_PCI_QUIRK(0x103c, 0x84e7, "HP Pavilion 15", ALC269_FIXUP_HP_MUTE_LED_MIC3), SND_PCI_QUIRK(0x103c, 0x8519, "HP Spectre x360 15-df0xxx", ALC285_FIXUP_HP_SPECTRE_X360), SND_PCI_QUIRK(0x103c, 0x8537, "HP ProBook 440 G6", ALC236_FIXUP_HP_MUTE_LED_MICMUTE_VREF), + SND_PCI_QUIRK(0x103c, 0x85c6, "HP Pavilion x360 Convertible 14-dy1xxx", ALC295_FIXUP_HP_MUTE_LED_COEFBIT11), SND_PCI_QUIRK(0x103c, 0x85de, "HP Envy x360 13-ar0xxx", ALC285_FIXUP_HP_ENVY_X360), SND_PCI_QUIRK(0x103c, 0x860f, "HP ZBook 15 G6", ALC285_FIXUP_HP_GPIO_AMP_INIT), SND_PCI_QUIRK(0x103c, 0x861f, "HP Elite Dragonfly G1", ALC285_FIXUP_HP_GPIO_AMP_INIT), @@ -10649,7 +10672,9 @@ static const struct hda_quirk alc269_fixup_tbl[] = { SND_PCI_QUIRK(0x103c, 0x8e1a, "HP ZBook Firefly 14 G12A", ALC285_FIXUP_HP_GPIO_LED), SND_PCI_QUIRK(0x1043, 0x103e, "ASUS X540SA", ALC256_FIXUP_ASUS_MIC), SND_PCI_QUIRK(0x1043, 0x103f, "ASUS TX300", ALC282_FIXUP_ASUS_TX300), + SND_PCI_QUIRK(0x1043, 0x1054, "ASUS G614FH/FM/FP", ALC287_FIXUP_CS35L41_I2C_2), SND_PCI_QUIRK(0x1043, 0x106d, "Asus K53BE", ALC269_FIXUP_LIMIT_INT_MIC_BOOST), + SND_PCI_QUIRK(0x1043, 0x1074, "ASUS G614PH/PM/PP", ALC287_FIXUP_CS35L41_I2C_2), SND_PCI_QUIRK(0x1043, 0x10a1, "ASUS UX391UA", ALC294_FIXUP_ASUS_SPK), SND_PCI_QUIRK(0x1043, 0x10a4, "ASUS TP3407SA", ALC287_FIXUP_TAS2781_I2C), SND_PCI_QUIRK(0x1043, 0x10c0, "ASUS X540SA", ALC256_FIXUP_ASUS_MIC), @@ -10657,15 +10682,18 @@ static const struct hda_quirk alc269_fixup_tbl[] = { SND_PCI_QUIRK(0x1043, 0x10d3, "ASUS K6500ZC", ALC294_FIXUP_ASUS_SPK), SND_PCI_QUIRK(0x1043, 0x1154, "ASUS TP3607SH", ALC287_FIXUP_TAS2781_I2C), SND_PCI_QUIRK(0x1043, 0x115d, "Asus 1015E", ALC269_FIXUP_LIMIT_INT_MIC_BOOST), + SND_PCI_QUIRK(0x1043, 0x1194, "ASUS UM3406KA", ALC287_FIXUP_CS35L41_I2C_2), SND_PCI_QUIRK(0x1043, 0x11c0, "ASUS X556UR", ALC255_FIXUP_ASUS_MIC_NO_PRESENCE), SND_PCI_QUIRK(0x1043, 0x1204, "ASUS Strix G615JHR_JMR_JPR", ALC287_FIXUP_TAS2781_I2C), SND_PCI_QUIRK(0x1043, 0x1214, "ASUS Strix G615LH_LM_LP", ALC287_FIXUP_TAS2781_I2C), SND_PCI_QUIRK(0x1043, 0x125e, "ASUS Q524UQK", ALC255_FIXUP_ASUS_MIC_NO_PRESENCE), SND_PCI_QUIRK(0x1043, 0x1271, "ASUS X430UN", ALC256_FIXUP_ASUS_MIC_NO_PRESENCE), SND_PCI_QUIRK(0x1043, 0x1290, "ASUS X441SA", ALC233_FIXUP_EAPD_COEF_AND_MIC_NO_PRESENCE), + SND_PCI_QUIRK(0x1043, 0x1294, "ASUS B3405CVA", ALC245_FIXUP_CS35L41_SPI_2), SND_PCI_QUIRK(0x1043, 0x12a0, "ASUS X441UV", ALC233_FIXUP_EAPD_COEF_AND_MIC_NO_PRESENCE), SND_PCI_QUIRK(0x1043, 0x12a3, "Asus N7691ZM", ALC269_FIXUP_ASUS_N7601ZM), SND_PCI_QUIRK(0x1043, 0x12af, "ASUS UX582ZS", ALC245_FIXUP_CS35L41_SPI_2), + SND_PCI_QUIRK(0x1043, 0x12b4, "ASUS B3405CCA / P3405CCA", ALC245_FIXUP_CS35L41_SPI_2), SND_PCI_QUIRK(0x1043, 0x12e0, "ASUS X541SA", ALC256_FIXUP_ASUS_MIC), SND_PCI_QUIRK(0x1043, 0x12f0, "ASUS X541UV", ALC256_FIXUP_ASUS_MIC), SND_PCI_QUIRK(0x1043, 0x1313, "Asus K42JZ", ALC269VB_FIXUP_ASUS_MIC_NO_PRESENCE), @@ -10679,6 +10707,7 @@ static const struct hda_quirk alc269_fixup_tbl[] = { SND_PCI_QUIRK(0x1043, 0x1493, "ASUS GV601VV/VU/VJ/VQ/VI", ALC285_FIXUP_ASUS_HEADSET_MIC), SND_PCI_QUIRK(0x1043, 0x14d3, "ASUS G614JY/JZ/JG", ALC245_FIXUP_CS35L41_SPI_2), SND_PCI_QUIRK(0x1043, 0x14e3, "ASUS G513PI/PU/PV", ALC287_FIXUP_CS35L41_I2C_2), + SND_PCI_QUIRK(0x1043, 0x14f2, "ASUS VivoBook X515JA", ALC256_FIXUP_ASUS_MIC_NO_PRESENCE), SND_PCI_QUIRK(0x1043, 0x1503, "ASUS G733PY/PZ/PZV/PYV", ALC287_FIXUP_CS35L41_I2C_2), SND_PCI_QUIRK(0x1043, 0x1517, "Asus Zenbook UX31A", ALC269VB_FIXUP_ASUS_ZENBOOK_UX31A), SND_PCI_QUIRK(0x1043, 0x1533, "ASUS GV302XA/XJ/XQ/XU/XV/XI", ALC287_FIXUP_CS35L41_I2C_2), @@ -10718,6 +10747,7 @@ static const struct hda_quirk alc269_fixup_tbl[] = { SND_PCI_QUIRK(0x1043, 0x1c43, "ASUS UX8406MA", ALC245_FIXUP_CS35L41_SPI_2), SND_PCI_QUIRK(0x1043, 0x1c62, "ASUS GU603", ALC289_FIXUP_ASUS_GA401), SND_PCI_QUIRK(0x1043, 0x1c63, "ASUS GU605M", ALC285_FIXUP_ASUS_GU605_SPI_SPEAKER2_TO_DAC1), + SND_PCI_QUIRK(0x1043, 0x1c80, "ASUS VivoBook TP401", ALC256_FIXUP_ASUS_MIC_NO_PRESENCE), SND_PCI_QUIRK(0x1043, 0x1c92, "ASUS ROG Strix G15", ALC285_FIXUP_ASUS_G533Z_PINS), SND_PCI_QUIRK(0x1043, 0x1c9f, "ASUS G614JU/JV/JI", ALC285_FIXUP_ASUS_HEADSET_MIC), SND_PCI_QUIRK(0x1043, 0x1caf, "ASUS G634JY/JZ/JI/JG", ALC285_FIXUP_ASUS_SPI_REAR_SPEAKERS), @@ -10748,14 +10778,28 @@ static const struct hda_quirk alc269_fixup_tbl[] = { SND_PCI_QUIRK(0x1043, 0x1f12, "ASUS UM5302", ALC287_FIXUP_CS35L41_I2C_2), SND_PCI_QUIRK(0x1043, 0x1f1f, "ASUS H7604JI/JV/J3D", ALC245_FIXUP_CS35L41_SPI_2), SND_PCI_QUIRK(0x1043, 0x1f62, "ASUS UX7602ZM", ALC245_FIXUP_CS35L41_SPI_2), + SND_PCI_QUIRK(0x1043, 0x1f63, "ASUS P5405CSA", ALC245_FIXUP_CS35L41_SPI_2), SND_PCI_QUIRK(0x1043, 0x1f92, "ASUS ROG Flow X16", ALC289_FIXUP_ASUS_GA401), + SND_PCI_QUIRK(0x1043, 0x1fb3, "ASUS ROG Flow Z13 GZ302EA", ALC287_FIXUP_CS35L41_I2C_2), + SND_PCI_QUIRK(0x1043, 0x3011, "ASUS B5605CVA", ALC245_FIXUP_CS35L41_SPI_2), SND_PCI_QUIRK(0x1043, 0x3030, "ASUS ZN270IE", ALC256_FIXUP_ASUS_AIO_GPIO2), + SND_PCI_QUIRK(0x1043, 0x3061, "ASUS B3405CCA", ALC245_FIXUP_CS35L41_SPI_2), + SND_PCI_QUIRK(0x1043, 0x3071, "ASUS B5405CCA", ALC245_FIXUP_CS35L41_SPI_2), + SND_PCI_QUIRK(0x1043, 0x30c1, "ASUS B3605CCA / P3605CCA", ALC245_FIXUP_CS35L41_SPI_2), + SND_PCI_QUIRK(0x1043, 0x30d1, "ASUS B5405CCA", ALC245_FIXUP_CS35L41_SPI_2), + SND_PCI_QUIRK(0x1043, 0x30e1, "ASUS B5605CCA", ALC245_FIXUP_CS35L41_SPI_2), SND_PCI_QUIRK(0x1043, 0x31d0, "ASUS Zen AIO 27 Z272SD_A272SD", ALC274_FIXUP_ASUS_ZEN_AIO_27), + SND_PCI_QUIRK(0x1043, 0x31e1, "ASUS B5605CCA", ALC245_FIXUP_CS35L41_SPI_2), + SND_PCI_QUIRK(0x1043, 0x31f1, "ASUS B3605CCA", ALC245_FIXUP_CS35L41_SPI_2), SND_PCI_QUIRK(0x1043, 0x3a20, "ASUS G614JZR", ALC285_FIXUP_ASUS_SPI_REAR_SPEAKERS), SND_PCI_QUIRK(0x1043, 0x3a30, "ASUS G814JVR/JIR", ALC285_FIXUP_ASUS_SPI_REAR_SPEAKERS), SND_PCI_QUIRK(0x1043, 0x3a40, "ASUS G814JZR", ALC285_FIXUP_ASUS_SPI_REAR_SPEAKERS), SND_PCI_QUIRK(0x1043, 0x3a50, "ASUS G834JYR/JZR", ALC285_FIXUP_ASUS_SPI_REAR_SPEAKERS), SND_PCI_QUIRK(0x1043, 0x3a60, "ASUS G634JYR/JZR", ALC285_FIXUP_ASUS_SPI_REAR_SPEAKERS), + SND_PCI_QUIRK(0x1043, 0x3d78, "ASUS GA603KH", ALC287_FIXUP_CS35L41_I2C_2), + SND_PCI_QUIRK(0x1043, 0x3d88, "ASUS GA603KM", ALC287_FIXUP_CS35L41_I2C_2), + SND_PCI_QUIRK(0x1043, 0x3e00, "ASUS G814FH/FM/FP", ALC287_FIXUP_CS35L41_I2C_2), + SND_PCI_QUIRK(0x1043, 0x3e20, "ASUS G814PH/PM/PP", ALC287_FIXUP_CS35L41_I2C_2), SND_PCI_QUIRK(0x1043, 0x3e30, "ASUS TP3607SA", ALC287_FIXUP_TAS2781_I2C), SND_PCI_QUIRK(0x1043, 0x3ee0, "ASUS Strix G815_JHR_JMR_JPR", ALC287_FIXUP_TAS2781_I2C), SND_PCI_QUIRK(0x1043, 0x3ef0, "ASUS Strix G635LR_LW_LX", ALC287_FIXUP_TAS2781_I2C), @@ -10763,6 +10807,8 @@ static const struct hda_quirk alc269_fixup_tbl[] = { SND_PCI_QUIRK(0x1043, 0x3f10, "ASUS Strix G835LR_LW_LX", ALC287_FIXUP_TAS2781_I2C), SND_PCI_QUIRK(0x1043, 0x3f20, "ASUS Strix G615LR_LW", ALC287_FIXUP_TAS2781_I2C), SND_PCI_QUIRK(0x1043, 0x3f30, "ASUS Strix G815LR_LW", ALC287_FIXUP_TAS2781_I2C), + SND_PCI_QUIRK(0x1043, 0x3fd0, "ASUS B3605CVA", ALC245_FIXUP_CS35L41_SPI_2), + SND_PCI_QUIRK(0x1043, 0x3ff0, "ASUS B5405CVA", ALC245_FIXUP_CS35L41_SPI_2), SND_PCI_QUIRK(0x1043, 0x831a, "ASUS P901", ALC269_FIXUP_STEREO_DMIC), SND_PCI_QUIRK(0x1043, 0x834a, "ASUS S101", ALC269_FIXUP_STEREO_DMIC), SND_PCI_QUIRK(0x1043, 0x8398, "ASUS P1005", ALC269_FIXUP_STEREO_DMIC), diff --git a/sound/soc/amd/acp/acp-legacy-common.c b/sound/soc/amd/acp/acp-legacy-common.c index 7acc7ed2e8cc..b9f085c560c2 100644 --- a/sound/soc/amd/acp/acp-legacy-common.c +++ b/sound/soc/amd/acp/acp-legacy-common.c @@ -13,6 +13,7 @@ */
#include "amd.h" +#include <linux/acpi.h> #include <linux/pci.h> #include <linux/export.h>
@@ -445,7 +446,9 @@ void check_acp_config(struct pci_dev *pci, struct acp_chip_info *chip) { struct acpi_device *pdm_dev; const union acpi_object *obj; - u32 pdm_addr; + acpi_handle handle; + acpi_integer dmic_status; + u32 pdm_addr, ret;
switch (chip->acp_rev) { case ACP_RN_PCI_ID: @@ -477,6 +480,11 @@ void check_acp_config(struct pci_dev *pci, struct acp_chip_info *chip) obj->integer.value == pdm_addr) chip->is_pdm_dev = true; } + + handle = ACPI_HANDLE(&pci->dev); + ret = acpi_evaluate_integer(handle, "_WOV", NULL, &dmic_status); + if (!ACPI_FAILURE(ret)) + chip->is_pdm_dev = dmic_status; } } EXPORT_SYMBOL_NS_GPL(check_acp_config, "SND_SOC_ACP_COMMON"); diff --git a/sound/soc/codecs/cs35l41-spi.c b/sound/soc/codecs/cs35l41-spi.c index a6db44520c06..f9b6bf7bea9c 100644 --- a/sound/soc/codecs/cs35l41-spi.c +++ b/sound/soc/codecs/cs35l41-spi.c @@ -32,13 +32,16 @@ static int cs35l41_spi_probe(struct spi_device *spi) const struct regmap_config *regmap_config = &cs35l41_regmap_spi; struct cs35l41_hw_cfg *hw_cfg = dev_get_platdata(&spi->dev); struct cs35l41_private *cs35l41; + int ret;
cs35l41 = devm_kzalloc(&spi->dev, sizeof(struct cs35l41_private), GFP_KERNEL); if (!cs35l41) return -ENOMEM;
spi->max_speed_hz = CS35L41_SPI_MAX_FREQ; - spi_setup(spi); + ret = spi_setup(spi); + if (ret < 0) + return ret;
spi_set_drvdata(spi, cs35l41); cs35l41->regmap = devm_regmap_init_spi(spi, regmap_config); diff --git a/sound/soc/codecs/cs42l43-jack.c b/sound/soc/codecs/cs42l43-jack.c index d9ab003e166b..ac19a572fe70 100644 --- a/sound/soc/codecs/cs42l43-jack.c +++ b/sound/soc/codecs/cs42l43-jack.c @@ -167,7 +167,7 @@ int cs42l43_set_jack(struct snd_soc_component *component, autocontrol |= 0x3 << CS42L43_JACKDET_MODE_SHIFT;
ret = cs42l43_find_index(priv, "cirrus,tip-fall-db-ms", 500, - NULL, cs42l43_accdet_db_ms, + &priv->tip_fall_db_ms, cs42l43_accdet_db_ms, ARRAY_SIZE(cs42l43_accdet_db_ms)); if (ret < 0) goto error; @@ -175,7 +175,7 @@ int cs42l43_set_jack(struct snd_soc_component *component, tip_deb |= ret << CS42L43_TIPSENSE_FALLING_DB_TIME_SHIFT;
ret = cs42l43_find_index(priv, "cirrus,tip-rise-db-ms", 500, - NULL, cs42l43_accdet_db_ms, + &priv->tip_rise_db_ms, cs42l43_accdet_db_ms, ARRAY_SIZE(cs42l43_accdet_db_ms)); if (ret < 0) goto error; @@ -764,6 +764,8 @@ void cs42l43_tip_sense_work(struct work_struct *work) error: mutex_unlock(&priv->jack_lock);
+ priv->suspend_jack_debounce = false; + pm_runtime_mark_last_busy(priv->dev); pm_runtime_put_autosuspend(priv->dev); } @@ -771,14 +773,19 @@ void cs42l43_tip_sense_work(struct work_struct *work) irqreturn_t cs42l43_tip_sense(int irq, void *data) { struct cs42l43_codec *priv = data; + unsigned int db_delay = priv->tip_debounce_ms;
cancel_delayed_work(&priv->bias_sense_timeout); cancel_delayed_work(&priv->tip_sense_work); cancel_delayed_work(&priv->button_press_work); cancel_work(&priv->button_release_work);
+ // Ensure delay after suspend is long enough to avoid false detection + if (priv->suspend_jack_debounce) + db_delay += priv->tip_fall_db_ms + priv->tip_rise_db_ms; + queue_delayed_work(system_long_wq, &priv->tip_sense_work, - msecs_to_jiffies(priv->tip_debounce_ms)); + msecs_to_jiffies(db_delay));
return IRQ_HANDLED; } diff --git a/sound/soc/codecs/cs42l43.c b/sound/soc/codecs/cs42l43.c index b1969536862b..294b1cf9c689 100644 --- a/sound/soc/codecs/cs42l43.c +++ b/sound/soc/codecs/cs42l43.c @@ -2402,9 +2402,22 @@ static int cs42l43_codec_runtime_resume(struct device *dev) return 0; }
+static int cs42l43_codec_runtime_force_suspend(struct device *dev) +{ + struct cs42l43_codec *priv = dev_get_drvdata(dev); + + dev_dbg(priv->dev, "Runtime suspend\n"); + + priv->suspend_jack_debounce = true; + + pm_runtime_force_suspend(dev); + + return 0; +} + static const struct dev_pm_ops cs42l43_codec_pm_ops = { RUNTIME_PM_OPS(NULL, cs42l43_codec_runtime_resume, NULL) - SET_SYSTEM_SLEEP_PM_OPS(pm_runtime_force_suspend, pm_runtime_force_resume) + SYSTEM_SLEEP_PM_OPS(cs42l43_codec_runtime_force_suspend, pm_runtime_force_resume) };
static const struct platform_device_id cs42l43_codec_id_table[] = { diff --git a/sound/soc/codecs/cs42l43.h b/sound/soc/codecs/cs42l43.h index 9c144e129535..1cd9d8a71c43 100644 --- a/sound/soc/codecs/cs42l43.h +++ b/sound/soc/codecs/cs42l43.h @@ -78,6 +78,8 @@ struct cs42l43_codec {
bool use_ring_sense; unsigned int tip_debounce_ms; + unsigned int tip_fall_db_ms; + unsigned int tip_rise_db_ms; unsigned int bias_low; unsigned int bias_sense_ua; unsigned int bias_ramp_ms; @@ -95,6 +97,7 @@ struct cs42l43_codec { bool button_detect_running; bool jack_present; int jack_override; + bool suspend_jack_debounce;
struct work_struct hp_ilimit_work; struct delayed_work hp_ilimit_clear_work; diff --git a/sound/soc/codecs/rt1320-sdw.c b/sound/soc/codecs/rt1320-sdw.c index 3510c3819074..d83b236a0450 100644 --- a/sound/soc/codecs/rt1320-sdw.c +++ b/sound/soc/codecs/rt1320-sdw.c @@ -535,6 +535,9 @@ static int rt1320_read_prop(struct sdw_slave *slave) /* set the timeout values */ prop->clk_stop_timeout = 64;
+ /* BIOS may set wake_capable. Make sure it is 0 as wake events are disabled. */ + prop->wake_capable = 0; + return 0; }
diff --git a/sound/soc/codecs/rt5665.c b/sound/soc/codecs/rt5665.c index 47df14ba5278..4f0236b34a2d 100644 --- a/sound/soc/codecs/rt5665.c +++ b/sound/soc/codecs/rt5665.c @@ -31,9 +31,7 @@ #include "rl6231.h" #include "rt5665.h"
-#define RT5665_NUM_SUPPLIES 3 - -static const char *rt5665_supply_names[RT5665_NUM_SUPPLIES] = { +static const char * const rt5665_supply_names[] = { "AVDD", "MICVDD", "VBAT", @@ -46,7 +44,6 @@ struct rt5665_priv { struct gpio_desc *gpiod_ldo1_en; struct gpio_desc *gpiod_reset; struct snd_soc_jack *hs_jack; - struct regulator_bulk_data supplies[RT5665_NUM_SUPPLIES]; struct delayed_work jack_detect_work; struct delayed_work calibrate_work; struct delayed_work jd_check_work; @@ -4471,8 +4468,6 @@ static void rt5665_remove(struct snd_soc_component *component) struct rt5665_priv *rt5665 = snd_soc_component_get_drvdata(component);
regmap_write(rt5665->regmap, RT5665_RESET, 0); - - regulator_bulk_disable(ARRAY_SIZE(rt5665->supplies), rt5665->supplies); }
#ifdef CONFIG_PM @@ -4758,7 +4753,7 @@ static int rt5665_i2c_probe(struct i2c_client *i2c) { struct rt5665_platform_data *pdata = dev_get_platdata(&i2c->dev); struct rt5665_priv *rt5665; - int i, ret; + int ret; unsigned int val;
rt5665 = devm_kzalloc(&i2c->dev, sizeof(struct rt5665_priv), @@ -4774,24 +4769,13 @@ static int rt5665_i2c_probe(struct i2c_client *i2c) else rt5665_parse_dt(rt5665, &i2c->dev);
- for (i = 0; i < ARRAY_SIZE(rt5665->supplies); i++) - rt5665->supplies[i].supply = rt5665_supply_names[i]; - - ret = devm_regulator_bulk_get(&i2c->dev, ARRAY_SIZE(rt5665->supplies), - rt5665->supplies); + ret = devm_regulator_bulk_get_enable(&i2c->dev, ARRAY_SIZE(rt5665_supply_names), + rt5665_supply_names); if (ret != 0) { dev_err(&i2c->dev, "Failed to request supplies: %d\n", ret); return ret; }
- ret = regulator_bulk_enable(ARRAY_SIZE(rt5665->supplies), - rt5665->supplies); - if (ret != 0) { - dev_err(&i2c->dev, "Failed to enable supplies: %d\n", ret); - return ret; - } - - rt5665->gpiod_ldo1_en = devm_gpiod_get_optional(&i2c->dev, "realtek,ldo1-en", GPIOD_OUT_HIGH); diff --git a/sound/soc/codecs/wsa884x.c b/sound/soc/codecs/wsa884x.c index 86df5152c547..560a2c04b695 100644 --- a/sound/soc/codecs/wsa884x.c +++ b/sound/soc/codecs/wsa884x.c @@ -1875,7 +1875,7 @@ static int wsa884x_get_temp(struct wsa884x_priv *wsa884x, long *temp) * Reading temperature is possible only when Power Amplifier is * off. Report last cached data. */ - *temp = wsa884x->temperature; + *temp = wsa884x->temperature * 1000; return 0; }
@@ -1934,7 +1934,7 @@ static int wsa884x_get_temp(struct wsa884x_priv *wsa884x, long *temp) if ((val > WSA884X_LOW_TEMP_THRESHOLD) && (val < WSA884X_HIGH_TEMP_THRESHOLD)) { wsa884x->temperature = val; - *temp = val; + *temp = val * 1000; ret = 0; } else { ret = -EAGAIN; diff --git a/sound/soc/fsl/imx-card.c b/sound/soc/fsl/imx-card.c index 95a57fda0250..6684a4135b64 100644 --- a/sound/soc/fsl/imx-card.c +++ b/sound/soc/fsl/imx-card.c @@ -767,6 +767,8 @@ static int imx_card_probe(struct platform_device *pdev) data->dapm_routes[i].sink = devm_kasprintf(&pdev->dev, GFP_KERNEL, "%d %s", i + 1, "Playback"); + if (!data->dapm_routes[i].sink) + return -ENOMEM; data->dapm_routes[i].source = "CPU-Playback"; } } @@ -784,6 +786,8 @@ static int imx_card_probe(struct platform_device *pdev) data->dapm_routes[i].source = devm_kasprintf(&pdev->dev, GFP_KERNEL, "%d %s", i + 1, "Capture"); + if (!data->dapm_routes[i].source) + return -ENOMEM; data->dapm_routes[i].sink = "CPU-Capture"; } } diff --git a/sound/soc/tegra/tegra210_adx.c b/sound/soc/tegra/tegra210_adx.c index 0aa93b948378..3c10e09976ad 100644 --- a/sound/soc/tegra/tegra210_adx.c +++ b/sound/soc/tegra/tegra210_adx.c @@ -1,5 +1,5 @@ // SPDX-License-Identifier: GPL-2.0-only -// SPDX-FileCopyrightText: Copyright (c) 2021-2024 NVIDIA CORPORATION & AFFILIATES. +// SPDX-FileCopyrightText: Copyright (c) 2021-2025 NVIDIA CORPORATION & AFFILIATES. // All rights reserved. // // tegra210_adx.c - Tegra210 ADX driver @@ -57,8 +57,8 @@ static int tegra210_adx_startup(struct snd_pcm_substream *substream, int err;
/* Ensure if ADX status is disabled */ - err = regmap_read_poll_timeout_atomic(adx->regmap, TEGRA210_ADX_STATUS, - val, !(val & 0x1), 10, 10000); + err = regmap_read_poll_timeout(adx->regmap, TEGRA210_ADX_STATUS, + val, !(val & 0x1), 10, 10000); if (err < 0) { dev_err(dai->dev, "failed to stop ADX, err = %d\n", err); return err; diff --git a/sound/soc/ti/j721e-evm.c b/sound/soc/ti/j721e-evm.c index d9d1e021f5b2..0f96cc45578d 100644 --- a/sound/soc/ti/j721e-evm.c +++ b/sound/soc/ti/j721e-evm.c @@ -182,6 +182,8 @@ static int j721e_configure_refclk(struct j721e_priv *priv, clk_id = J721E_CLK_PARENT_48000; else if (!(rate % 11025) && priv->pll_rates[J721E_CLK_PARENT_44100]) clk_id = J721E_CLK_PARENT_44100; + else if (!(rate % 11025) && priv->pll_rates[J721E_CLK_PARENT_48000]) + clk_id = J721E_CLK_PARENT_48000; else return ret;
diff --git a/sound/usb/mixer_quirks.c b/sound/usb/mixer_quirks.c index 9b0bf626cd02..04cb160d5a5d 100644 --- a/sound/usb/mixer_quirks.c +++ b/sound/usb/mixer_quirks.c @@ -3687,8 +3687,7 @@ static const char *snd_djm_get_label(u8 device_idx, u16 wvalue, u16 windex)
// common DJM capture level option values static const u16 snd_djm_opts_cap_level[] = { - 0x0000, 0x0100, 0x0200, 0x0300, 0x400, 0x500 }; - + 0x0000, 0x0100, 0x0200, 0x0300 };
// DJM-250MK2 static const u16 snd_djm_opts_250mk2_cap1[] = { @@ -3830,6 +3829,8 @@ static const struct snd_djm_ctl snd_djm_ctls_750mk2[] = {
// DJM-A9 +static const u16 snd_djm_opts_a9_cap_level[] = { + 0x0000, 0x0100, 0x0200, 0x0300, 0x0400, 0x0500 }; static const u16 snd_djm_opts_a9_cap1[] = { 0x0107, 0x0108, 0x0109, 0x010a, 0x010e, 0x111, 0x112, 0x113, 0x114, 0x0131, 0x132, 0x133, 0x134 }; @@ -3843,7 +3844,7 @@ static const u16 snd_djm_opts_a9_cap5[] = { 0x0501, 0x0502, 0x0503, 0x0505, 0x0506, 0x0507, 0x0508, 0x0509, 0x050a, 0x050e };
static const struct snd_djm_ctl snd_djm_ctls_a9[] = { - SND_DJM_CTL("Capture Level", cap_level, 0, SND_DJM_WINDEX_CAPLVL), + SND_DJM_CTL("Capture Level", a9_cap_level, 0, SND_DJM_WINDEX_CAPLVL), SND_DJM_CTL("Master Input", a9_cap1, 3, SND_DJM_WINDEX_CAP), SND_DJM_CTL("Ch1 Input", a9_cap2, 2, SND_DJM_WINDEX_CAP), SND_DJM_CTL("Ch2 Input", a9_cap3, 2, SND_DJM_WINDEX_CAP), diff --git a/tools/arch/x86/lib/insn.c b/tools/arch/x86/lib/insn.c index ab5cdc3337da..e91d4c4e1c16 100644 --- a/tools/arch/x86/lib/insn.c +++ b/tools/arch/x86/lib/insn.c @@ -13,7 +13,7 @@ #endif #include "../include/asm/inat.h" /* __ignore_sync_check__ */ #include "../include/asm/insn.h" /* __ignore_sync_check__ */ -#include "../include/linux/unaligned.h" /* __ignore_sync_check__ */ +#include <linux/unaligned.h> /* __ignore_sync_check__ */
#include <linux/errno.h> #include <linux/kconfig.h> diff --git a/tools/bpf/runqslower/Makefile b/tools/bpf/runqslower/Makefile index c4f1f1735af6..5613b5736d93 100644 --- a/tools/bpf/runqslower/Makefile +++ b/tools/bpf/runqslower/Makefile @@ -6,6 +6,7 @@ OUTPUT ?= $(abspath .output)/ BPFTOOL_OUTPUT := $(OUTPUT)bpftool/ DEFAULT_BPFTOOL := $(BPFTOOL_OUTPUT)bootstrap/bpftool BPFTOOL ?= $(DEFAULT_BPFTOOL) +BPF_TARGET_ENDIAN ?= --target=bpf LIBBPF_SRC := $(abspath ../../lib/bpf) BPFOBJ_OUTPUT := $(OUTPUT)libbpf/ BPFOBJ := $(BPFOBJ_OUTPUT)libbpf.a @@ -63,7 +64,7 @@ $(OUTPUT)/%.skel.h: $(OUTPUT)/%.bpf.o | $(BPFTOOL) $(QUIET_GEN)$(BPFTOOL) gen skeleton $< > $@
$(OUTPUT)/%.bpf.o: %.bpf.c $(BPFOBJ) | $(OUTPUT) - $(QUIET_GEN)$(CLANG) -g -O2 --target=bpf $(INCLUDES) \ + $(QUIET_GEN)$(CLANG) -g -O2 $(BPF_TARGET_ENDIAN) $(INCLUDES) \ -c $(filter %.c,$^) -o $@ && \ $(LLVM_STRIP) -g $@
diff --git a/tools/lib/bpf/btf.c b/tools/lib/bpf/btf.c index 7e810fa468ea..5a2f1792c60d 100644 --- a/tools/lib/bpf/btf.c +++ b/tools/lib/bpf/btf.c @@ -3015,8 +3015,6 @@ static int btf_ext_parse_info(struct btf_ext *btf_ext, bool is_native) .desc = "line_info", }; struct btf_ext_sec_info_param core_relo = { - .off = btf_ext->hdr->core_relo_off, - .len = btf_ext->hdr->core_relo_len, .min_rec_size = sizeof(struct bpf_core_relo), .ext_info = &btf_ext->core_relo_info, .desc = "core_relo", @@ -3034,6 +3032,8 @@ static int btf_ext_parse_info(struct btf_ext *btf_ext, bool is_native) if (btf_ext->hdr->hdr_len < offsetofend(struct btf_ext_header, core_relo_len)) return 0; /* skip core relos parsing */
+ core_relo.off = btf_ext->hdr->core_relo_off; + core_relo.len = btf_ext->hdr->core_relo_len; err = btf_ext_parse_sec_info(btf_ext, &core_relo, is_native); if (err) return err; diff --git a/tools/lib/bpf/linker.c b/tools/lib/bpf/linker.c index e56ba6e67451..4acb5300d95d 100644 --- a/tools/lib/bpf/linker.c +++ b/tools/lib/bpf/linker.c @@ -2044,7 +2044,7 @@ static int linker_append_elf_sym(struct bpf_linker *linker, struct src_obj *obj,
obj->sym_map[src_sym_idx] = dst_sym_idx;
- if (sym_type == STT_SECTION && dst_sym) { + if (sym_type == STT_SECTION && dst_sec) { dst_sec->sec_sym_idx = dst_sym_idx; dst_sym->st_value = 0; } diff --git a/tools/lib/bpf/str_error.c b/tools/lib/bpf/str_error.c index 8743049e32b7..9a541762f54c 100644 --- a/tools/lib/bpf/str_error.c +++ b/tools/lib/bpf/str_error.c @@ -36,7 +36,7 @@ char *libbpf_strerror_r(int err, char *dst, int len) return dst; }
-const char *errstr(int err) +const char *libbpf_errstr(int err) { static __thread char buf[12];
diff --git a/tools/lib/bpf/str_error.h b/tools/lib/bpf/str_error.h index 66ffebde0684..53e7fbffc13e 100644 --- a/tools/lib/bpf/str_error.h +++ b/tools/lib/bpf/str_error.h @@ -7,10 +7,13 @@ char *libbpf_strerror_r(int err, char *dst, int len);
/** - * @brief **errstr()** returns string corresponding to numeric errno + * @brief **libbpf_errstr()** returns string corresponding to numeric errno * @param err negative numeric errno * @return pointer to string representation of the errno, that is invalidated * upon the next call. */ -const char *errstr(int err); +const char *libbpf_errstr(int err); + +#define errstr(err) libbpf_errstr(err) + #endif /* __LIBBPF_STR_ERROR_H */ diff --git a/tools/objtool/check.c b/tools/objtool/check.c index 6f3f408d0a01..9c7e60f71327 100644 --- a/tools/objtool/check.c +++ b/tools/objtool/check.c @@ -4153,7 +4153,7 @@ static bool ignore_unreachable_insn(struct objtool_file *file, struct instructio * It may also insert a UD2 after calling a __noreturn function. */ prev_insn = prev_insn_same_sec(file, insn); - if (prev_insn->dead_end && + if (prev_insn && prev_insn->dead_end && (insn->type == INSN_BUG || (insn->type == INSN_JUMP_UNCONDITIONAL && insn->jump_dest && insn->jump_dest->type == INSN_BUG))) @@ -4594,35 +4594,6 @@ static int validate_sls(struct objtool_file *file) return warnings; }
-static bool ignore_noreturn_call(struct instruction *insn) -{ - struct symbol *call_dest = insn_call_dest(insn); - - /* - * FIXME: hack, we need a real noreturn solution - * - * Problem is, exc_double_fault() may or may not return, depending on - * whether CONFIG_X86_ESPFIX64 is set. But objtool has no visibility - * to the kernel config. - * - * Other potential ways to fix it: - * - * - have compiler communicate __noreturn functions somehow - * - remove CONFIG_X86_ESPFIX64 - * - read the .config file - * - add a cmdline option - * - create a generic objtool annotation format (vs a bunch of custom - * formats) and annotate it - */ - if (!strcmp(call_dest->name, "exc_double_fault")) { - /* prevent further unreachable warnings for the caller */ - insn->sym->warned = 1; - return true; - } - - return false; -} - static int validate_reachable_instructions(struct objtool_file *file) { struct instruction *insn, *prev_insn; @@ -4639,7 +4610,7 @@ static int validate_reachable_instructions(struct objtool_file *file) prev_insn = prev_insn_same_sec(file, insn); if (prev_insn && prev_insn->dead_end) { call_dest = insn_call_dest(prev_insn); - if (call_dest && !ignore_noreturn_call(prev_insn)) { + if (call_dest) { WARN_INSN(insn, "%s() is missing a __noreturn annotation", call_dest->name); warnings++; @@ -4662,6 +4633,8 @@ static int disas_funcs(const char *funcs) char *cmd;
cross_compile = getenv("CROSS_COMPILE"); + if (!cross_compile) + cross_compile = "";
objdump_str = "%sobjdump -wdr %s | gawk -M -v _funcs='%s' '" "BEGIN { split(_funcs, funcs); }" diff --git a/tools/perf/Makefile.config b/tools/perf/Makefile.config index 0e4f6a860ae2..ff4366992e6a 100644 --- a/tools/perf/Makefile.config +++ b/tools/perf/Makefile.config @@ -516,13 +516,14 @@ ifeq ($(feature-setns), 1) $(call detected,CONFIG_SETNS) endif
+ifeq ($(feature-reallocarray), 0) + CFLAGS += -DCOMPAT_NEED_REALLOCARRAY +endif + ifdef CORESIGHT $(call feature_check,libopencsd) ifeq ($(feature-libopencsd), 1) CFLAGS += -DHAVE_CSTRACE_SUPPORT $(LIBOPENCSD_CFLAGS) - ifeq ($(feature-reallocarray), 0) - CFLAGS += -DCOMPAT_NEED_REALLOCARRAY - endif LDFLAGS += $(LIBOPENCSD_LDFLAGS) EXTLIBS += $(OPENCSDLIBS) $(call detected,CONFIG_LIBOPENCSD) @@ -1130,9 +1131,6 @@ ifndef NO_AUXTRACE ifndef NO_AUXTRACE $(call detected,CONFIG_AUXTRACE) CFLAGS += -DHAVE_AUXTRACE_SUPPORT - ifeq ($(feature-reallocarray), 0) - CFLAGS += -DCOMPAT_NEED_REALLOCARRAY - endif endif endif
diff --git a/tools/perf/Makefile.perf b/tools/perf/Makefile.perf index d74241a15131..37a6a36cb70c 100644 --- a/tools/perf/Makefile.perf +++ b/tools/perf/Makefile.perf @@ -164,7 +164,7 @@ ifneq ($(OUTPUT),) VPATH += $(OUTPUT) export VPATH # create symlink to the original source -SOURCE := $(shell ln -sf $(srctree)/tools/perf $(OUTPUT)/source) +SOURCE := $(shell ln -sfn $(srctree)/tools/perf $(OUTPUT)/source) endif
ifeq ($(V),1) diff --git a/tools/perf/arch/powerpc/util/header.c b/tools/perf/arch/powerpc/util/header.c index c7df534dbf8f..0be74f048f96 100644 --- a/tools/perf/arch/powerpc/util/header.c +++ b/tools/perf/arch/powerpc/util/header.c @@ -14,8 +14,8 @@
static bool is_compat_mode(void) { - u64 base_platform = getauxval(AT_BASE_PLATFORM); - u64 platform = getauxval(AT_PLATFORM); + unsigned long base_platform = getauxval(AT_BASE_PLATFORM); + unsigned long platform = getauxval(AT_PLATFORM);
if (!strcmp((char *)platform, (char *)base_platform)) return false; diff --git a/tools/perf/arch/x86/util/topdown.c b/tools/perf/arch/x86/util/topdown.c index f63747d0abdf..d1c654839049 100644 --- a/tools/perf/arch/x86/util/topdown.c +++ b/tools/perf/arch/x86/util/topdown.c @@ -81,7 +81,7 @@ bool arch_topdown_sample_read(struct evsel *leader) */ evlist__for_each_entry(leader->evlist, evsel) { if (evsel->core.leader != leader->core.leader) - return false; + continue; if (evsel != leader && arch_is_topdown_metrics(evsel)) return true; } diff --git a/tools/perf/bench/syscall.c b/tools/perf/bench/syscall.c index ea4dfc07cbd6..e7dc216f717f 100644 --- a/tools/perf/bench/syscall.c +++ b/tools/perf/bench/syscall.c @@ -22,8 +22,7 @@ #define __NR_fork -1 #endif
-#define LOOPS_DEFAULT 10000000 -static int loops = LOOPS_DEFAULT; +static int loops;
static const struct option options[] = { OPT_INTEGER('l', "loop", &loops, "Specify number of loops"), @@ -80,6 +79,18 @@ static int bench_syscall_common(int argc, const char **argv, int syscall) const char *name = NULL; int i;
+ switch (syscall) { + case __NR_fork: + case __NR_execve: + /* Limit default loop to 10000 times to save time */ + loops = 10000; + break; + default: + loops = 10000000; + break; + } + + /* Options -l and --loops override default above */ argc = parse_options(argc, argv, options, bench_syscall_usage, 0);
gettimeofday(&start, NULL); @@ -94,16 +105,9 @@ static int bench_syscall_common(int argc, const char **argv, int syscall) break; case __NR_fork: test_fork(); - /* Only loop 10000 times to save time */ - if (i == 10000) - loops = 10000; break; case __NR_execve: test_execve(); - /* Only loop 10000 times to save time */ - if (i == 10000) - loops = 10000; - break; default: break; } diff --git a/tools/perf/builtin-report.c b/tools/perf/builtin-report.c index a5672749f781..a35f754f05a1 100644 --- a/tools/perf/builtin-report.c +++ b/tools/perf/builtin-report.c @@ -1555,12 +1555,12 @@ int cmd_report(int argc, const char **argv) input_name = "perf.data"; }
+repeat: data.path = input_name; data.force = symbol_conf.force;
symbol_conf.skip_empty = report.skip_empty;
-repeat: perf_tool__init(&report.tool, ordered_events); report.tool.sample = process_sample_event; report.tool.mmap = perf_event__process_mmap; diff --git a/tools/perf/pmu-events/arch/arm64/ampere/ampereonex/metrics.json b/tools/perf/pmu-events/arch/arm64/ampere/ampereonex/metrics.json index c5d1d22bd034..5228f94a793f 100644 --- a/tools/perf/pmu-events/arch/arm64/ampere/ampereonex/metrics.json +++ b/tools/perf/pmu-events/arch/arm64/ampere/ampereonex/metrics.json @@ -229,19 +229,19 @@ }, { "MetricName": "slots_lost_misspeculation_fraction", - "MetricExpr": "(OP_SPEC - OP_RETIRED) / (CPU_CYCLES * #slots)", + "MetricExpr": "100 * (OP_SPEC - OP_RETIRED) / (CPU_CYCLES * #slots)", "BriefDescription": "Fraction of slots lost due to misspeculation", "DefaultMetricgroupName": "TopdownL1", "MetricGroup": "Default;TopdownL1", - "ScaleUnit": "100percent of slots" + "ScaleUnit": "1percent of slots" }, { "MetricName": "retired_fraction", - "MetricExpr": "OP_RETIRED / (CPU_CYCLES * #slots)", + "MetricExpr": "100 * OP_RETIRED / (CPU_CYCLES * #slots)", "BriefDescription": "Fraction of slots retiring, useful work", "DefaultMetricgroupName": "TopdownL1", "MetricGroup": "Default;TopdownL1", - "ScaleUnit": "100percent of slots" + "ScaleUnit": "1percent of slots" }, { "MetricName": "backend_core", @@ -266,7 +266,7 @@ }, { "MetricName": "frontend_bandwidth", - "MetricExpr": "frontend_bound - frontend_latency", + "MetricExpr": "frontend_bound - 100 * frontend_latency", "BriefDescription": "Fraction of slots the CPU did not dispatch at full bandwidth - able to dispatch partial slots only (1, 2, or 3 uops)", "MetricGroup": "TopdownL2", "ScaleUnit": "1percent of slots" diff --git a/tools/perf/pmu-events/empty-pmu-events.c b/tools/perf/pmu-events/empty-pmu-events.c index 1c7a2cfa321f..0cb7ba7912e8 100644 --- a/tools/perf/pmu-events/empty-pmu-events.c +++ b/tools/perf/pmu-events/empty-pmu-events.c @@ -422,7 +422,7 @@ int pmu_events_table__for_each_event(const struct pmu_events_table *table, const char *pmu_name = &big_c_string[table_pmu->pmu_name.offset]; int ret;
- if (pmu && !pmu__name_match(pmu, pmu_name)) + if (pmu && !perf_pmu__name_wildcard_match(pmu, pmu_name)) continue;
ret = pmu_events_table__for_each_event_pmu(table, table_pmu, fn, data); @@ -443,7 +443,7 @@ int pmu_events_table__find_event(const struct pmu_events_table *table, const char *pmu_name = &big_c_string[table_pmu->pmu_name.offset]; int ret;
- if (!pmu__name_match(pmu, pmu_name)) + if (!perf_pmu__name_wildcard_match(pmu, pmu_name)) continue;
ret = pmu_events_table__find_event_pmu(table, table_pmu, name, fn, data); @@ -462,7 +462,7 @@ size_t pmu_events_table__num_events(const struct pmu_events_table *table, const struct pmu_table_entry *table_pmu = &table->pmus[i]; const char *pmu_name = &big_c_string[table_pmu->pmu_name.offset];
- if (pmu__name_match(pmu, pmu_name)) + if (perf_pmu__name_wildcard_match(pmu, pmu_name)) count += table_pmu->num_entries; } return count; @@ -581,7 +581,7 @@ const struct pmu_events_table *perf_pmu__find_events_table(struct perf_pmu *pmu) const struct pmu_table_entry *table_pmu = &map->event_table.pmus[i]; const char *pmu_name = &big_c_string[table_pmu->pmu_name.offset];
- if (pmu__name_match(pmu, pmu_name)) + if (perf_pmu__name_wildcard_match(pmu, pmu_name)) return &map->event_table; } return NULL; diff --git a/tools/perf/pmu-events/jevents.py b/tools/perf/pmu-events/jevents.py index d781a377757a..9b2b49d523c5 100755 --- a/tools/perf/pmu-events/jevents.py +++ b/tools/perf/pmu-events/jevents.py @@ -938,7 +938,7 @@ int pmu_events_table__for_each_event(const struct pmu_events_table *table, const char *pmu_name = &big_c_string[table_pmu->pmu_name.offset]; int ret;
- if (pmu && !pmu__name_match(pmu, pmu_name)) + if (pmu && !perf_pmu__name_wildcard_match(pmu, pmu_name)) continue;
ret = pmu_events_table__for_each_event_pmu(table, table_pmu, fn, data); @@ -959,7 +959,7 @@ int pmu_events_table__find_event(const struct pmu_events_table *table, const char *pmu_name = &big_c_string[table_pmu->pmu_name.offset]; int ret;
- if (!pmu__name_match(pmu, pmu_name)) + if (!perf_pmu__name_wildcard_match(pmu, pmu_name)) continue;
ret = pmu_events_table__find_event_pmu(table, table_pmu, name, fn, data); @@ -978,7 +978,7 @@ size_t pmu_events_table__num_events(const struct pmu_events_table *table, const struct pmu_table_entry *table_pmu = &table->pmus[i]; const char *pmu_name = &big_c_string[table_pmu->pmu_name.offset];
- if (pmu__name_match(pmu, pmu_name)) + if (perf_pmu__name_wildcard_match(pmu, pmu_name)) count += table_pmu->num_entries; } return count; @@ -1097,7 +1097,7 @@ const struct pmu_events_table *perf_pmu__find_events_table(struct perf_pmu *pmu) const struct pmu_table_entry *table_pmu = &map->event_table.pmus[i]; const char *pmu_name = &big_c_string[table_pmu->pmu_name.offset];
- if (pmu__name_match(pmu, pmu_name)) + if (perf_pmu__name_wildcard_match(pmu, pmu_name)) return &map->event_table; } return NULL; diff --git a/tools/perf/tests/hwmon_pmu.c b/tools/perf/tests/hwmon_pmu.c index d2b066a2b557..0837aca1cdfa 100644 --- a/tools/perf/tests/hwmon_pmu.c +++ b/tools/perf/tests/hwmon_pmu.c @@ -13,17 +13,23 @@ static const struct test_event { const char *name; const char *alias; - long config; + union hwmon_pmu_event_key key; } test_events[] = { { "temp_test_hwmon_event1", "temp1", - 0xA0001, + .key = { + .num = 1, + .type = 10 + }, }, { "temp_test_hwmon_event2", "temp2", - 0xA0002, + .key = { + .num = 2, + .type = 10 + }, }, };
@@ -183,11 +189,11 @@ static int do_test(size_t i, bool with_pmu, bool with_alias) strcmp(evsel->pmu->name, "hwmon_a_test_hwmon_pmu")) continue;
- if (evsel->core.attr.config != (u64)test_events[i].config) { + if (evsel->core.attr.config != (u64)test_events[i].key.type_and_num) { pr_debug("FAILED %s:%d Unexpected config for '%s', %lld != %ld\n", __FILE__, __LINE__, str, evsel->core.attr.config, - test_events[i].config); + test_events[i].key.type_and_num); ret = TEST_FAIL; goto out; } diff --git a/tools/perf/tests/pmu.c b/tools/perf/tests/pmu.c index 6a681e3fb552..4a9f8e090cf4 100644 --- a/tools/perf/tests/pmu.c +++ b/tools/perf/tests/pmu.c @@ -452,9 +452,9 @@ static int test__name_cmp(struct test_suite *test __maybe_unused, int subtest __ }
/** - * Test perf_pmu__match() that's used to search for a PMU given a name passed + * Test perf_pmu__wildcard_match() that's used to search for a PMU given a name passed * on the command line. The name that's passed may also be a filename type glob - * match. If the name does not match, perf_pmu__match() attempts to match the + * match. If the name does not match, perf_pmu__wildcard_match() attempts to match the * alias of the PMU, if provided. */ static int test__pmu_match(struct test_suite *test __maybe_unused, int subtest __maybe_unused) @@ -463,41 +463,44 @@ static int test__pmu_match(struct test_suite *test __maybe_unused, int subtest _ .name = "pmuname", };
- TEST_ASSERT_EQUAL("Exact match", perf_pmu__match(&test_pmu, "pmuname"), true); - TEST_ASSERT_EQUAL("Longer token", perf_pmu__match(&test_pmu, "longertoken"), false); - TEST_ASSERT_EQUAL("Shorter token", perf_pmu__match(&test_pmu, "pmu"), false); +#define TEST_PMU_MATCH(msg, to_match, expect) \ + TEST_ASSERT_EQUAL(msg, perf_pmu__wildcard_match(&test_pmu, to_match), expect) + + TEST_PMU_MATCH("Exact match", "pmuname", true); + TEST_PMU_MATCH("Longer token", "longertoken", false); + TEST_PMU_MATCH("Shorter token", "pmu", false);
test_pmu.name = "pmuname_10"; - TEST_ASSERT_EQUAL("Diff suffix_", perf_pmu__match(&test_pmu, "pmuname_2"), false); - TEST_ASSERT_EQUAL("Sub suffix_", perf_pmu__match(&test_pmu, "pmuname_1"), true); - TEST_ASSERT_EQUAL("Same suffix_", perf_pmu__match(&test_pmu, "pmuname_10"), true); - TEST_ASSERT_EQUAL("No suffix_", perf_pmu__match(&test_pmu, "pmuname"), true); - TEST_ASSERT_EQUAL("Underscore_", perf_pmu__match(&test_pmu, "pmuname_"), true); - TEST_ASSERT_EQUAL("Substring_", perf_pmu__match(&test_pmu, "pmuna"), false); + TEST_PMU_MATCH("Diff suffix_", "pmuname_2", false); + TEST_PMU_MATCH("Sub suffix_", "pmuname_1", true); + TEST_PMU_MATCH("Same suffix_", "pmuname_10", true); + TEST_PMU_MATCH("No suffix_", "pmuname", true); + TEST_PMU_MATCH("Underscore_", "pmuname_", true); + TEST_PMU_MATCH("Substring_", "pmuna", false);
test_pmu.name = "pmuname_ab23"; - TEST_ASSERT_EQUAL("Diff suffix hex_", perf_pmu__match(&test_pmu, "pmuname_2"), false); - TEST_ASSERT_EQUAL("Sub suffix hex_", perf_pmu__match(&test_pmu, "pmuname_ab"), true); - TEST_ASSERT_EQUAL("Same suffix hex_", perf_pmu__match(&test_pmu, "pmuname_ab23"), true); - TEST_ASSERT_EQUAL("No suffix hex_", perf_pmu__match(&test_pmu, "pmuname"), true); - TEST_ASSERT_EQUAL("Underscore hex_", perf_pmu__match(&test_pmu, "pmuname_"), true); - TEST_ASSERT_EQUAL("Substring hex_", perf_pmu__match(&test_pmu, "pmuna"), false); + TEST_PMU_MATCH("Diff suffix hex_", "pmuname_2", false); + TEST_PMU_MATCH("Sub suffix hex_", "pmuname_ab", true); + TEST_PMU_MATCH("Same suffix hex_", "pmuname_ab23", true); + TEST_PMU_MATCH("No suffix hex_", "pmuname", true); + TEST_PMU_MATCH("Underscore hex_", "pmuname_", true); + TEST_PMU_MATCH("Substring hex_", "pmuna", false);
test_pmu.name = "pmuname10"; - TEST_ASSERT_EQUAL("Diff suffix", perf_pmu__match(&test_pmu, "pmuname2"), false); - TEST_ASSERT_EQUAL("Sub suffix", perf_pmu__match(&test_pmu, "pmuname1"), true); - TEST_ASSERT_EQUAL("Same suffix", perf_pmu__match(&test_pmu, "pmuname10"), true); - TEST_ASSERT_EQUAL("No suffix", perf_pmu__match(&test_pmu, "pmuname"), true); - TEST_ASSERT_EQUAL("Underscore", perf_pmu__match(&test_pmu, "pmuname_"), false); - TEST_ASSERT_EQUAL("Substring", perf_pmu__match(&test_pmu, "pmuna"), false); + TEST_PMU_MATCH("Diff suffix", "pmuname2", false); + TEST_PMU_MATCH("Sub suffix", "pmuname1", true); + TEST_PMU_MATCH("Same suffix", "pmuname10", true); + TEST_PMU_MATCH("No suffix", "pmuname", true); + TEST_PMU_MATCH("Underscore", "pmuname_", false); + TEST_PMU_MATCH("Substring", "pmuna", false);
test_pmu.name = "pmunameab23"; - TEST_ASSERT_EQUAL("Diff suffix hex", perf_pmu__match(&test_pmu, "pmuname2"), false); - TEST_ASSERT_EQUAL("Sub suffix hex", perf_pmu__match(&test_pmu, "pmunameab"), true); - TEST_ASSERT_EQUAL("Same suffix hex", perf_pmu__match(&test_pmu, "pmunameab23"), true); - TEST_ASSERT_EQUAL("No suffix hex", perf_pmu__match(&test_pmu, "pmuname"), true); - TEST_ASSERT_EQUAL("Underscore hex", perf_pmu__match(&test_pmu, "pmuname_"), false); - TEST_ASSERT_EQUAL("Substring hex", perf_pmu__match(&test_pmu, "pmuna"), false); + TEST_PMU_MATCH("Diff suffix hex", "pmuname2", false); + TEST_PMU_MATCH("Sub suffix hex", "pmunameab", true); + TEST_PMU_MATCH("Same suffix hex", "pmunameab23", true); + TEST_PMU_MATCH("No suffix hex", "pmuname", true); + TEST_PMU_MATCH("Underscore hex", "pmuname_", false); + TEST_PMU_MATCH("Substring hex", "pmuna", false);
/* * 2 hex chars or less are not considered suffixes so it shouldn't be @@ -505,7 +508,7 @@ static int test__pmu_match(struct test_suite *test __maybe_unused, int subtest _ * false results here than above. */ test_pmu.name = "pmuname_a3"; - TEST_ASSERT_EQUAL("Diff suffix 2 hex_", perf_pmu__match(&test_pmu, "pmuname_2"), false); + TEST_PMU_MATCH("Diff suffix 2 hex_", "pmuname_2", false); /* * This one should be false, but because pmuname_a3 ends in 3 which is * decimal, it's not possible to determine if it's a short hex suffix or @@ -513,19 +516,19 @@ static int test__pmu_match(struct test_suite *test __maybe_unused, int subtest _ * length of decimal suffix. Run the test anyway and expect the wrong * result. And slightly fuzzy matching shouldn't do too much harm. */ - TEST_ASSERT_EQUAL("Sub suffix 2 hex_", perf_pmu__match(&test_pmu, "pmuname_a"), true); - TEST_ASSERT_EQUAL("Same suffix 2 hex_", perf_pmu__match(&test_pmu, "pmuname_a3"), true); - TEST_ASSERT_EQUAL("No suffix 2 hex_", perf_pmu__match(&test_pmu, "pmuname"), false); - TEST_ASSERT_EQUAL("Underscore 2 hex_", perf_pmu__match(&test_pmu, "pmuname_"), false); - TEST_ASSERT_EQUAL("Substring 2 hex_", perf_pmu__match(&test_pmu, "pmuna"), false); + TEST_PMU_MATCH("Sub suffix 2 hex_", "pmuname_a", true); + TEST_PMU_MATCH("Same suffix 2 hex_", "pmuname_a3", true); + TEST_PMU_MATCH("No suffix 2 hex_", "pmuname", false); + TEST_PMU_MATCH("Underscore 2 hex_", "pmuname_", false); + TEST_PMU_MATCH("Substring 2 hex_", "pmuna", false);
test_pmu.name = "pmuname_5"; - TEST_ASSERT_EQUAL("Glob 1", perf_pmu__match(&test_pmu, "pmu*"), true); - TEST_ASSERT_EQUAL("Glob 2", perf_pmu__match(&test_pmu, "nomatch*"), false); - TEST_ASSERT_EQUAL("Seq 1", perf_pmu__match(&test_pmu, "pmuname_[12345]"), true); - TEST_ASSERT_EQUAL("Seq 2", perf_pmu__match(&test_pmu, "pmuname_[67890]"), false); - TEST_ASSERT_EQUAL("? 1", perf_pmu__match(&test_pmu, "pmuname_?"), true); - TEST_ASSERT_EQUAL("? 2", perf_pmu__match(&test_pmu, "pmuname_1?"), false); + TEST_PMU_MATCH("Glob 1", "pmu*", true); + TEST_PMU_MATCH("Glob 2", "nomatch*", false); + TEST_PMU_MATCH("Seq 1", "pmuname_[12345]", true); + TEST_PMU_MATCH("Seq 2", "pmuname_[67890]", false); + TEST_PMU_MATCH("? 1", "pmuname_?", true); + TEST_PMU_MATCH("? 2", "pmuname_1?", false);
return TEST_OK; } diff --git a/tools/perf/tests/shell/coresight/asm_pure_loop/asm_pure_loop.S b/tools/perf/tests/shell/coresight/asm_pure_loop/asm_pure_loop.S index 75cf084a927d..577760046772 100644 --- a/tools/perf/tests/shell/coresight/asm_pure_loop/asm_pure_loop.S +++ b/tools/perf/tests/shell/coresight/asm_pure_loop/asm_pure_loop.S @@ -26,3 +26,5 @@ skip: mov x0, #0 mov x8, #93 // __NR_exit syscall svc #0 + +.section .note.GNU-stack, "", @progbits diff --git a/tools/perf/tests/shell/record_bpf_filter.sh b/tools/perf/tests/shell/record_bpf_filter.sh index 1b58ccc1fd88..4d6c3c1b7fb9 100755 --- a/tools/perf/tests/shell/record_bpf_filter.sh +++ b/tools/perf/tests/shell/record_bpf_filter.sh @@ -89,7 +89,7 @@ test_bpf_filter_fail() { test_bpf_filter_group() { echo "Group bpf-filter test"
- if ! perf record -e task-clock --filter 'period > 1000 || ip > 0' \ + if ! perf record -e task-clock --filter 'period > 1000, ip > 0' \ -o /dev/null true 2>/dev/null then echo "Group bpf-filter test [Failed should succeed]" @@ -97,7 +97,7 @@ test_bpf_filter_group() { return fi
- if ! perf record -e task-clock --filter 'cpu > 0 || ip > 0' \ + if ! perf record -e task-clock --filter 'period > 1000 , cpu > 0 || ip > 0' \ -o /dev/null true 2>&1 | grep -q PERF_SAMPLE_CPU then echo "Group bpf-filter test [Failed forbidden CPU]" diff --git a/tools/perf/tests/shell/stat_all_pmu.sh b/tools/perf/tests/shell/stat_all_pmu.sh index 8b148b300be1..9c466c0efa85 100755 --- a/tools/perf/tests/shell/stat_all_pmu.sh +++ b/tools/perf/tests/shell/stat_all_pmu.sh @@ -2,7 +2,6 @@ # perf all PMU test (exclusive) # SPDX-License-Identifier: GPL-2.0
-set -e err=0 result=""
@@ -16,34 +15,55 @@ trap trap_cleanup EXIT TERM INT # Test all PMU events; however exclude parameterized ones (name contains '?') for p in $(perf list --raw-dump pmu | sed 's/[[:graph:]]+?[[:graph:]]+[[:space:]]//g') do - echo "Testing $p" - result=$(perf stat -e "$p" true 2>&1) - if echo "$result" | grep -q "$p" + echo -n "Testing $p -- " + output=$(perf stat -e "$p" true 2>&1) + stat_result=$? + if echo "$output" | grep -q "$p" then # Event seen in output. - continue - fi - if echo "$result" | grep -q "<not supported>" - then - # Event not supported, so ignore. - continue + if [ $stat_result -eq 0 ] && ! echo "$output" | grep -q "<not supported>" + then + # Event supported. + echo "supported" + continue + elif echo "$output" | grep -q "<not supported>" + then + # Event not supported, so ignore. + echo "not supported" + continue + elif echo "$output" | grep -q "No permission to enable" + then + # No permissions, so ignore. + echo "no permission to enable" + continue + elif echo "$output" | grep -q "Bad event name" + then + # Non-existent event. + echo "Error: Bad event name" + echo "$output" + err=1 + continue + fi fi - if echo "$result" | grep -q "Access to performance monitoring and observability operations is limited." + + if echo "$output" | grep -q "Access to performance monitoring and observability operations is limited." then # Access is limited, so ignore. + echo "access limited" continue fi
# We failed to see the event and it is supported. Possibly the workload was # too small so retry with something longer. - result=$(perf stat -e "$p" perf bench internals synthesize 2>&1) - if echo "$result" | grep -q "$p" + output=$(perf stat -e "$p" perf bench internals synthesize 2>&1) + if echo "$output" | grep -q "$p" then # Event seen in output. + echo "supported" continue fi echo "Error: event '$p' not printed in:" - echo "$result" + echo "$output" err=1 done
diff --git a/tools/perf/tests/tool_pmu.c b/tools/perf/tests/tool_pmu.c index 187942b749b7..1e900ef92e37 100644 --- a/tools/perf/tests/tool_pmu.c +++ b/tools/perf/tests/tool_pmu.c @@ -27,7 +27,7 @@ static int do_test(enum tool_pmu_event ev, bool with_pmu) parse_events_error__init(&err); ret = parse_events(evlist, str, &err); if (ret) { - if (tool_pmu__skip_event(tool_pmu__event_to_str(ev))) { + if (!tool_pmu__event_to_str(ev)) { ret = TEST_OK; goto out; } @@ -59,7 +59,7 @@ static int do_test(enum tool_pmu_event ev, bool with_pmu) } }
- if (!found && !tool_pmu__skip_event(tool_pmu__event_to_str(ev))) { + if (!found && tool_pmu__event_to_str(ev)) { pr_debug("FAILED %s:%d Didn't find tool event '%s' in parsed evsels\n", __FILE__, __LINE__, str); ret = TEST_FAIL; diff --git a/tools/perf/util/arm-spe.c b/tools/perf/util/arm-spe.c index dbf13f47879c..e1f7b01cd522 100644 --- a/tools/perf/util/arm-spe.c +++ b/tools/perf/util/arm-spe.c @@ -37,6 +37,8 @@ #include "../../arch/arm64/include/asm/cputype.h" #define MAX_TIMESTAMP (~0ULL)
+#define is_ldst_op(op) (!!((op) & ARM_SPE_OP_LDST)) + struct arm_spe { struct auxtrace auxtrace; struct auxtrace_queues queues; @@ -605,6 +607,10 @@ static u64 arm_spe__synth_data_source(struct arm_spe_queue *speq, union perf_mem_data_src data_src = { .mem_op = PERF_MEM_OP_NA }; bool is_common = arm_spe__is_common_ds_encoding(speq);
+ /* Only synthesize data source for LDST operations */ + if (!is_ldst_op(record->op)) + return 0; + if (record->op & ARM_SPE_OP_LD) data_src.mem_op = PERF_MEM_OP_LOAD; else if (record->op & ARM_SPE_OP_ST) @@ -705,7 +711,7 @@ static int arm_spe_sample(struct arm_spe_queue *speq) * When data_src is zero it means the record is not a memory operation, * skip to synthesize memory sample for this case. */ - if (spe->sample_memory && data_src) { + if (spe->sample_memory && is_ldst_op(record->op)) { err = arm_spe__synth_mem_sample(speq, spe->memory_id, data_src); if (err) return err; diff --git a/tools/perf/util/bpf-filter.l b/tools/perf/util/bpf-filter.l index f313404f95a9..6aa65ade3385 100644 --- a/tools/perf/util/bpf-filter.l +++ b/tools/perf/util/bpf-filter.l @@ -76,7 +76,7 @@ static int path_or_error(void) num_dec [0-9]+ num_hex 0[Xx][0-9a-fA-F]+ space [ \t]+ -path [^ \t\n]+ +path [^ \t\n,]+ ident [_a-zA-Z][_a-zA-Z0-9]+
%% diff --git a/tools/perf/util/comm.c b/tools/perf/util/comm.c index 49b79cf0c5cc..8aa456d7c2cd 100644 --- a/tools/perf/util/comm.c +++ b/tools/perf/util/comm.c @@ -5,6 +5,8 @@ #include <internal/rc_check.h> #include <linux/refcount.h> #include <linux/zalloc.h> +#include <tools/libc_compat.h> // reallocarray + #include "rwsem.h"
DECLARE_RC_STRUCT(comm_str) { diff --git a/tools/perf/util/debug.c b/tools/perf/util/debug.c index 995f6bb05b5f..f9ef7d045c92 100644 --- a/tools/perf/util/debug.c +++ b/tools/perf/util/debug.c @@ -46,8 +46,8 @@ int debug_type_profile; FILE *debug_file(void) { if (!_debug_file) { - pr_warning_once("debug_file not set"); debug_set_file(stderr); + pr_warning_once("debug_file not set"); } return _debug_file; } diff --git a/tools/perf/util/dso.h b/tools/perf/util/dso.h index bb8e8f444054..c0472a41147c 100644 --- a/tools/perf/util/dso.h +++ b/tools/perf/util/dso.h @@ -808,7 +808,9 @@ static inline bool dso__is_kcore(const struct dso *dso)
static inline bool dso__is_kallsyms(const struct dso *dso) { - return RC_CHK_ACCESS(dso)->kernel && RC_CHK_ACCESS(dso)->long_name[0] != '/'; + enum dso_binary_type bt = dso__binary_type(dso); + + return bt == DSO_BINARY_TYPE__KALLSYMS || bt == DSO_BINARY_TYPE__GUEST_KALLSYMS; }
bool dso__is_object_file(const struct dso *dso); diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c index f0dd174e2deb..633df7d9204c 100644 --- a/tools/perf/util/evlist.c +++ b/tools/perf/util/evlist.c @@ -1373,19 +1373,18 @@ static int evlist__create_syswide_maps(struct evlist *evlist) */ cpus = perf_cpu_map__new_online_cpus(); if (!cpus) - goto out; + return -ENOMEM;
threads = perf_thread_map__new_dummy(); - if (!threads) - goto out_put; + if (!threads) { + perf_cpu_map__put(cpus); + return -ENOMEM; + }
perf_evlist__set_maps(&evlist->core, cpus, threads); - perf_thread_map__put(threads); -out_put: perf_cpu_map__put(cpus); -out: - return -ENOMEM; + return 0; }
int evlist__open(struct evlist *evlist) diff --git a/tools/perf/util/expr.c b/tools/perf/util/expr.c index c221dcce6666..6413537442aa 100644 --- a/tools/perf/util/expr.c +++ b/tools/perf/util/expr.c @@ -215,6 +215,8 @@ int expr__add_ref(struct expr_parse_ctx *ctx, struct metric_ref *ref) int expr__get_id(struct expr_parse_ctx *ctx, const char *id, struct expr_id_data **data) { + if (!ctx || !id) + return -1; return hashmap__find(ctx->ids, id, data) ? 0 : -1; }
diff --git a/tools/perf/util/hwmon_pmu.c b/tools/perf/util/hwmon_pmu.c index 4acb9bb19b84..acd889b2462f 100644 --- a/tools/perf/util/hwmon_pmu.c +++ b/tools/perf/util/hwmon_pmu.c @@ -107,20 +107,6 @@ struct hwmon_pmu { int hwmon_dir_fd; };
-/** - * union hwmon_pmu_event_key: Key for hwmon_pmu->events as such each key - * represents an event. - * - * Related hwmon files start <type><number> that this key represents. - */ -union hwmon_pmu_event_key { - long type_and_num; - struct { - int num :16; - enum hwmon_type type :8; - }; -}; - /** * struct hwmon_pmu_event_value: Value in hwmon_pmu->events. * diff --git a/tools/perf/util/hwmon_pmu.h b/tools/perf/util/hwmon_pmu.h index 882566846df4..b3329774d2b2 100644 --- a/tools/perf/util/hwmon_pmu.h +++ b/tools/perf/util/hwmon_pmu.h @@ -91,6 +91,22 @@ enum hwmon_item { HWMON_ITEM__MAX, };
+/** + * union hwmon_pmu_event_key: Key for hwmon_pmu->events as such each key + * represents an event. + * union is exposed for testing to ensure problems are avoided on big + * endian machines. + * + * Related hwmon files start <type><number> that this key represents. + */ +union hwmon_pmu_event_key { + long type_and_num; + struct { + int num :16; + enum hwmon_type type :8; + }; +}; + bool perf_pmu__is_hwmon(const struct perf_pmu *pmu); bool evsel__is_hwmon(const struct evsel *evsel);
diff --git a/tools/perf/util/intel-tpebs.c b/tools/perf/util/intel-tpebs.c index 50a3c3e07160..2c421b475b3b 100644 --- a/tools/perf/util/intel-tpebs.c +++ b/tools/perf/util/intel-tpebs.c @@ -254,7 +254,7 @@ int tpebs_start(struct evlist *evsel_list) new = zalloc(sizeof(*new)); if (!new) { ret = -1; - zfree(name); + zfree(&name); goto err; } new->name = name; diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c index afeb8d815bbf..2503fafa65c7 100644 --- a/tools/perf/util/parse-events.c +++ b/tools/perf/util/parse-events.c @@ -1664,7 +1664,7 @@ int parse_events_multi_pmu_add_or_add_pmu(struct parse_events_state *parse_state /* Failed to add, try wildcard expansion of event_or_pmu as a PMU name. */ while ((pmu = perf_pmus__scan(pmu)) != NULL) { if (!parse_events__filter_pmu(parse_state, pmu) && - perf_pmu__match(pmu, event_or_pmu)) { + perf_pmu__wildcard_match(pmu, event_or_pmu)) { bool auto_merge_stats = perf_pmu__auto_merge_stats(pmu);
if (!parse_events_add_pmu(parse_state, *listp, pmu, diff --git a/tools/perf/util/pmu.c b/tools/perf/util/pmu.c index d217678631ff..61e4542f677c 100644 --- a/tools/perf/util/pmu.c +++ b/tools/perf/util/pmu.c @@ -595,7 +595,7 @@ static int perf_pmu__new_alias(struct perf_pmu *pmu, const char *name, }; if (pmu_events_table__find_event(pmu->events_table, pmu, name, update_alias, &data) == 0) - pmu->cpu_json_aliases++; + pmu->cpu_common_json_aliases++; } pmu->sysfs_aliases++; break; @@ -837,21 +837,23 @@ static size_t pmu_deduped_name_len(const struct perf_pmu *pmu, const char *name, }
/** - * perf_pmu__match_ignoring_suffix - Does the pmu_name match tok ignoring any - * trailing suffix? The Suffix must be in form - * tok_{digits}, or tok{digits}. + * perf_pmu__match_wildcard - Does the pmu_name start with tok and is then only + * followed by nothing or a suffix? tok may contain + * part of a suffix. * @pmu_name: The pmu_name with possible suffix. - * @tok: The possible match to pmu_name without suffix. + * @tok: The wildcard argument to match. */ -static bool perf_pmu__match_ignoring_suffix(const char *pmu_name, const char *tok) +static bool perf_pmu__match_wildcard(const char *pmu_name, const char *tok) { const char *p, *suffix; bool has_hex = false; + size_t tok_len = strlen(tok);
- if (strncmp(pmu_name, tok, strlen(tok))) + /* Check start of pmu_name for equality. */ + if (strncmp(pmu_name, tok, tok_len)) return false;
- suffix = p = pmu_name + strlen(tok); + suffix = p = pmu_name + tok_len; if (*p == 0) return true;
@@ -877,60 +879,84 @@ static bool perf_pmu__match_ignoring_suffix(const char *pmu_name, const char *to }
/** - * pmu_uncore_alias_match - does name match the PMU name? - * @pmu_name: the json struct pmu_event name. This may lack a suffix (which + * perf_pmu__match_ignoring_suffix_uncore - Does the pmu_name match tok ignoring + * any trailing suffix on pmu_name and + * tok? The Suffix must be in form + * tok_{digits}, or tok{digits}. + * @pmu_name: The pmu_name with possible suffix. + * @tok: The possible match to pmu_name. + */ +static bool perf_pmu__match_ignoring_suffix_uncore(const char *pmu_name, const char *tok) +{ + size_t pmu_name_len, tok_len; + + /* For robustness, check for NULL. */ + if (pmu_name == NULL) + return tok == NULL; + + /* uncore_ prefixes are ignored. */ + if (!strncmp(pmu_name, "uncore_", 7)) + pmu_name += 7; + if (!strncmp(tok, "uncore_", 7)) + tok += 7; + + pmu_name_len = pmu_name_len_no_suffix(pmu_name); + tok_len = pmu_name_len_no_suffix(tok); + if (pmu_name_len != tok_len) + return false; + + return strncmp(pmu_name, tok, pmu_name_len) == 0; +} + + +/** + * perf_pmu__match_wildcard_uncore - does to_match match the PMU's name? + * @pmu_name: The pmu->name or pmu->alias to match against. + * @to_match: the json struct pmu_event name. This may lack a suffix (which * matches) or be of the form "socket,pmuname" which will match * "socketX_pmunameY". - * @name: a real full PMU name as from sysfs. */ -static bool pmu_uncore_alias_match(const char *pmu_name, const char *name) +static bool perf_pmu__match_wildcard_uncore(const char *pmu_name, const char *to_match) { - char *tmp = NULL, *tok, *str; - bool res; - - if (strchr(pmu_name, ',') == NULL) - return perf_pmu__match_ignoring_suffix(name, pmu_name); + char *mutable_to_match, *tok, *tmp;
- str = strdup(pmu_name); - if (!str) + if (!pmu_name) return false;
- /* - * uncore alias may be from different PMU with common prefix - */ - tok = strtok_r(str, ",", &tmp); - if (strncmp(pmu_name, tok, strlen(tok))) { - res = false; - goto out; - } + /* uncore_ prefixes are ignored. */ + if (!strncmp(pmu_name, "uncore_", 7)) + pmu_name += 7; + if (!strncmp(to_match, "uncore_", 7)) + to_match += 7;
- /* - * Match more complex aliases where the alias name is a comma-delimited - * list of tokens, orderly contained in the matching PMU name. - * - * Example: For alias "socket,pmuname" and PMU "socketX_pmunameY", we - * match "socket" in "socketX_pmunameY" and then "pmuname" in - * "pmunameY". - */ - while (1) { - char *next_tok = strtok_r(NULL, ",", &tmp); + if (strchr(to_match, ',') == NULL) + return perf_pmu__match_wildcard(pmu_name, to_match);
- name = strstr(name, tok); - if (!name || - (!next_tok && !perf_pmu__match_ignoring_suffix(name, tok))) { - res = false; - goto out; + /* Process comma separated list of PMU name components. */ + mutable_to_match = strdup(to_match); + if (!mutable_to_match) + return false; + + tok = strtok_r(mutable_to_match, ",", &tmp); + while (tok) { + size_t tok_len = strlen(tok); + + if (strncmp(pmu_name, tok, tok_len)) { + /* Mismatch between part of pmu_name and tok. */ + free(mutable_to_match); + return false; } - if (!next_tok) - break; - tok = next_tok; - name += strlen(tok); + /* Move pmu_name forward over tok and suffix. */ + pmu_name += tok_len; + while (*pmu_name != '\0' && isdigit(*pmu_name)) + pmu_name++; + if (*pmu_name == '_') + pmu_name++; + + tok = strtok_r(NULL, ",", &tmp); } - - res = true; -out: - free(str); - return res; + free(mutable_to_match); + return *pmu_name == '\0'; }
bool pmu_uncore_identifier_match(const char *compat, const char *id) @@ -993,11 +1019,19 @@ static int pmu_add_sys_aliases_iter_fn(const struct pmu_event *pe, { struct perf_pmu *pmu = vdata;
- if (!pe->compat || !pe->pmu) + if (!pe->compat || !pe->pmu) { + /* No data to match. */ return 0; + } + + if (!perf_pmu__match_wildcard_uncore(pmu->name, pe->pmu) && + !perf_pmu__match_wildcard_uncore(pmu->alias_name, pe->pmu)) { + /* PMU name/alias_name don't match. */ + return 0; + }
- if (pmu_uncore_alias_match(pe->pmu, pmu->name) && - pmu_uncore_identifier_match(pe->compat, pmu->id)) { + if (pmu_uncore_identifier_match(pe->compat, pmu->id)) { + /* Id matched. */ perf_pmu__new_alias(pmu, pe->name, pe->desc, @@ -1006,7 +1040,6 @@ static int pmu_add_sys_aliases_iter_fn(const struct pmu_event *pe, pe, EVENT_SRC_SYS_JSON); } - return 0; }
@@ -1840,9 +1873,10 @@ size_t perf_pmu__num_events(struct perf_pmu *pmu) if (pmu->cpu_aliases_added) nr += pmu->cpu_json_aliases; else if (pmu->events_table) - nr += pmu_events_table__num_events(pmu->events_table, pmu) - pmu->cpu_json_aliases; + nr += pmu_events_table__num_events(pmu->events_table, pmu) - + pmu->cpu_common_json_aliases; else - assert(pmu->cpu_json_aliases == 0); + assert(pmu->cpu_json_aliases == 0 && pmu->cpu_common_json_aliases == 0);
if (perf_pmu__is_tool(pmu)) nr -= tool_pmu__num_skip_events(); @@ -1963,15 +1997,82 @@ int perf_pmu__for_each_event(struct perf_pmu *pmu, bool skip_duplicate_pmus, return ret; }
-bool pmu__name_match(const struct perf_pmu *pmu, const char *pmu_name) +static bool perf_pmu___name_match(const struct perf_pmu *pmu, const char *to_match, bool wildcard) { - return !strcmp(pmu->name, pmu_name) || - (pmu->is_uncore && pmu_uncore_alias_match(pmu_name, pmu->name)) || + const char *names[2] = { + pmu->name, + pmu->alias_name, + }; + if (pmu->is_core) { + for (size_t i = 0; i < ARRAY_SIZE(names); i++) { + const char *name = names[i]; + + if (!name) + continue; + + if (!strcmp(name, to_match)) { + /* Exact name match. */ + return true; + } + } + if (!strcmp(to_match, "default_core")) { + /* + * jevents and tests use default_core as a marker for any core + * PMU as the PMU name varies across architectures. + */ + return true; + } + return false; + } + if (!pmu->is_uncore) { /* - * jevents and tests use default_core as a marker for any core - * PMU as the PMU name varies across architectures. + * PMU isn't core or uncore, some kind of broken CPU mask + * situation. Only match exact name. */ - (pmu->is_core && !strcmp(pmu_name, "default_core")); + for (size_t i = 0; i < ARRAY_SIZE(names); i++) { + const char *name = names[i]; + + if (!name) + continue; + + if (!strcmp(name, to_match)) { + /* Exact name match. */ + return true; + } + } + return false; + } + for (size_t i = 0; i < ARRAY_SIZE(names); i++) { + const char *name = names[i]; + + if (wildcard && perf_pmu__match_wildcard_uncore(name, to_match)) + return true; + if (!wildcard && perf_pmu__match_ignoring_suffix_uncore(name, to_match)) + return true; + } + return false; +} + +/** + * perf_pmu__name_wildcard_match - Called by the jevents generated code to see + * if pmu matches the json to_match string. + * @pmu: The pmu whose name/alias to match. + * @to_match: The possible match to pmu_name. + */ +bool perf_pmu__name_wildcard_match(const struct perf_pmu *pmu, const char *to_match) +{ + return perf_pmu___name_match(pmu, to_match, /*wildcard=*/true); +} + +/** + * perf_pmu__name_no_suffix_match - Does pmu's name match to_match ignoring any + * trailing suffix on the pmu_name and/or tok? + * @pmu: The pmu whose name/alias to match. + * @to_match: The possible match to pmu_name. + */ +bool perf_pmu__name_no_suffix_match(const struct perf_pmu *pmu, const char *to_match) +{ + return perf_pmu___name_match(pmu, to_match, /*wildcard=*/false); }
bool perf_pmu__is_software(const struct perf_pmu *pmu) @@ -2218,29 +2319,31 @@ void perf_pmu__warn_invalid_config(struct perf_pmu *pmu, __u64 config, name ?: "N/A", buf, config_name, config); }
-bool perf_pmu__match(const struct perf_pmu *pmu, const char *tok) +bool perf_pmu__wildcard_match(const struct perf_pmu *pmu, const char *wildcard_to_match) { - const char *name = pmu->name; - bool need_fnmatch = strisglob(tok); + const char *names[2] = { + pmu->name, + pmu->alias_name, + }; + bool need_fnmatch = strisglob(wildcard_to_match);
- if (!strncmp(tok, "uncore_", 7)) - tok += 7; - if (!strncmp(name, "uncore_", 7)) - name += 7; + if (!strncmp(wildcard_to_match, "uncore_", 7)) + wildcard_to_match += 7;
- if (perf_pmu__match_ignoring_suffix(name, tok) || - (need_fnmatch && !fnmatch(tok, name, 0))) - return true; + for (size_t i = 0; i < ARRAY_SIZE(names); i++) { + const char *pmu_name = names[i];
- name = pmu->alias_name; - if (!name) - return false; + if (!pmu_name) + continue;
- if (!strncmp(name, "uncore_", 7)) - name += 7; + if (!strncmp(pmu_name, "uncore_", 7)) + pmu_name += 7;
- return perf_pmu__match_ignoring_suffix(name, tok) || - (need_fnmatch && !fnmatch(tok, name, 0)); + if (perf_pmu__match_wildcard(pmu_name, wildcard_to_match) || + (need_fnmatch && !fnmatch(wildcard_to_match, pmu_name, 0))) + return true; + } + return false; }
int perf_pmu__event_source_devices_scnprintf(char *pathname, size_t size) diff --git a/tools/perf/util/pmu.h b/tools/perf/util/pmu.h index dbed6c243a5e..9d68612382c3 100644 --- a/tools/perf/util/pmu.h +++ b/tools/perf/util/pmu.h @@ -134,6 +134,11 @@ struct perf_pmu { uint32_t cpu_json_aliases; /** @sys_json_aliases: Number of json event aliases loaded matching the PMU's identifier. */ uint32_t sys_json_aliases; + /** + * @cpu_common_json_aliases: Number of json events that overlapped with sysfs when + * loading all sysfs events. + */ + uint32_t cpu_common_json_aliases; /** @sysfs_aliases_loaded: Are sysfs aliases loaded from disk? */ bool sysfs_aliases_loaded; /** @@ -238,7 +243,8 @@ bool perf_pmu__have_event(struct perf_pmu *pmu, const char *name); size_t perf_pmu__num_events(struct perf_pmu *pmu); int perf_pmu__for_each_event(struct perf_pmu *pmu, bool skip_duplicate_pmus, void *state, pmu_event_callback cb); -bool pmu__name_match(const struct perf_pmu *pmu, const char *pmu_name); +bool perf_pmu__name_wildcard_match(const struct perf_pmu *pmu, const char *to_match); +bool perf_pmu__name_no_suffix_match(const struct perf_pmu *pmu, const char *to_match);
/** * perf_pmu_is_software - is the PMU a software PMU as in it uses the @@ -273,7 +279,7 @@ void perf_pmu__warn_invalid_config(struct perf_pmu *pmu, __u64 config, const char *config_name); void perf_pmu__warn_invalid_formats(struct perf_pmu *pmu);
-bool perf_pmu__match(const struct perf_pmu *pmu, const char *tok); +bool perf_pmu__wildcard_match(const struct perf_pmu *pmu, const char *wildcard_to_match);
int perf_pmu__event_source_devices_scnprintf(char *pathname, size_t size); int perf_pmu__pathname_scnprintf(char *buf, size_t size, diff --git a/tools/perf/util/pmus.c b/tools/perf/util/pmus.c index b493da0d22ef..60d81d69503e 100644 --- a/tools/perf/util/pmus.c +++ b/tools/perf/util/pmus.c @@ -710,11 +710,25 @@ char *perf_pmus__default_pmu_name(void) struct perf_pmu *evsel__find_pmu(const struct evsel *evsel) { struct perf_pmu *pmu = evsel->pmu; + bool legacy_core_type;
- if (!pmu) { - pmu = perf_pmus__find_by_type(evsel->core.attr.type); - ((struct evsel *)evsel)->pmu = pmu; + if (pmu) + return pmu; + + pmu = perf_pmus__find_by_type(evsel->core.attr.type); + legacy_core_type = + evsel->core.attr.type == PERF_TYPE_HARDWARE || + evsel->core.attr.type == PERF_TYPE_HW_CACHE; + if (!pmu && legacy_core_type) { + if (perf_pmus__supports_extended_type()) { + u32 type = evsel->core.attr.config >> PERF_PMU_TYPE_SHIFT; + + pmu = perf_pmus__find_by_type(type); + } else { + pmu = perf_pmus__find_core_pmu(); + } } + ((struct evsel *)evsel)->pmu = pmu; return pmu; }
diff --git a/tools/perf/util/python.c b/tools/perf/util/python.c index 2096cdbaa53b..56b174d8ed9c 100644 --- a/tools/perf/util/python.c +++ b/tools/perf/util/python.c @@ -79,7 +79,7 @@ struct pyrf_event { };
#define sample_members \ - sample_member_def(sample_ip, ip, T_ULONGLONG, "event type"), \ + sample_member_def(sample_ip, ip, T_ULONGLONG, "event ip"), \ sample_member_def(sample_pid, pid, T_INT, "event pid"), \ sample_member_def(sample_tid, tid, T_INT, "event tid"), \ sample_member_def(sample_time, time, T_ULONGLONG, "event timestamp"), \ @@ -512,6 +512,11 @@ static PyObject *pyrf_event__new(union perf_event *event) event->header.type == PERF_RECORD_SWITCH_CPU_WIDE)) return NULL;
+ // FIXME this better be dynamic or we need to parse everything + // before calling perf_mmap__consume(), including tracepoint fields. + if (sizeof(pevent->event) < event->header.size) + return NULL; + ptype = pyrf_event__type[event->header.type]; pevent = PyObject_New(struct pyrf_event, ptype); if (pevent != NULL) @@ -1011,20 +1016,22 @@ static PyObject *pyrf_evlist__read_on_cpu(struct pyrf_evlist *pevlist,
evsel = evlist__event2evsel(evlist, event); if (!evsel) { + Py_DECREF(pyevent); Py_INCREF(Py_None); return Py_None; }
pevent->evsel = evsel;
- err = evsel__parse_sample(evsel, event, &pevent->sample); - - /* Consume the even only after we parsed it out. */ perf_mmap__consume(&md->core);
- if (err) + err = evsel__parse_sample(evsel, &pevent->event, &pevent->sample); + if (err) { + Py_DECREF(pyevent); return PyErr_Format(PyExc_OSError, "perf: can't parse sample, err=%d", err); + } + return pyevent; } end: diff --git a/tools/perf/util/stat-shadow.c b/tools/perf/util/stat-shadow.c index 47718610d5d8..109c4a012ce8 100644 --- a/tools/perf/util/stat-shadow.c +++ b/tools/perf/util/stat-shadow.c @@ -151,6 +151,7 @@ static double find_stat(const struct evsel *evsel, int aggr_idx, enum stat_type { struct evsel *cur; int evsel_ctx = evsel_context(evsel); + struct perf_pmu *evsel_pmu = evsel__find_pmu(evsel);
evlist__for_each_entry(evsel->evlist, cur) { struct perf_stat_aggr *aggr; @@ -177,7 +178,7 @@ static double find_stat(const struct evsel *evsel, int aggr_idx, enum stat_type * Except the SW CLOCK events, * ignore if not the PMU we're looking for. */ - if ((type != STAT_NSECS) && (evsel->pmu != cur->pmu)) + if ((type != STAT_NSECS) && (evsel_pmu != evsel__find_pmu(cur))) continue;
aggr = &cur->stats->aggr[aggr_idx]; diff --git a/tools/perf/util/stat.c b/tools/perf/util/stat.c index 7c2ccdcc3fdb..1f7abd8754c7 100644 --- a/tools/perf/util/stat.c +++ b/tools/perf/util/stat.c @@ -535,7 +535,10 @@ static int evsel__merge_aggr_counters(struct evsel *evsel, struct evsel *alias)
return 0; } -/* events should have the same name, scale, unit, cgroup but on different PMUs */ +/* + * Events should have the same name, scale, unit, cgroup but on different core + * PMUs or on different but matching uncore PMUs. + */ static bool evsel__is_alias(struct evsel *evsel_a, struct evsel *evsel_b) { if (strcmp(evsel__name(evsel_a), evsel__name(evsel_b))) @@ -553,7 +556,13 @@ static bool evsel__is_alias(struct evsel *evsel_a, struct evsel *evsel_b) if (evsel__is_clock(evsel_a) != evsel__is_clock(evsel_b)) return false;
- return evsel_a->pmu != evsel_b->pmu; + if (evsel_a->pmu == evsel_b->pmu || evsel_a->pmu == NULL || evsel_b->pmu == NULL) + return false; + + if (evsel_a->pmu->is_core) + return evsel_b->pmu->is_core; + + return perf_pmu__name_no_suffix_match(evsel_a->pmu, evsel_b->pmu->name); }
static void evsel__merge_aliases(struct evsel *evsel) diff --git a/tools/perf/util/tool_pmu.c b/tools/perf/util/tool_pmu.c index 4fb097578479..3a68debe7143 100644 --- a/tools/perf/util/tool_pmu.c +++ b/tools/perf/util/tool_pmu.c @@ -62,7 +62,8 @@ int tool_pmu__num_skip_events(void)
const char *tool_pmu__event_to_str(enum tool_pmu_event ev) { - if (ev > TOOL_PMU__EVENT_NONE && ev < TOOL_PMU__EVENT_MAX) + if ((ev > TOOL_PMU__EVENT_NONE && ev < TOOL_PMU__EVENT_MAX) && + !tool_pmu__skip_event(tool_pmu__event_names[ev])) return tool_pmu__event_names[ev];
return NULL; diff --git a/tools/perf/util/units.c b/tools/perf/util/units.c index 32c39cfe209b..4c6a86e1cb54 100644 --- a/tools/perf/util/units.c +++ b/tools/perf/util/units.c @@ -64,7 +64,7 @@ unsigned long convert_unit(unsigned long value, char *unit)
int unit_number__scnprintf(char *buf, size_t size, u64 n) { - char unit[4] = "BKMG"; + char unit[] = "BKMG"; int i = 0;
while (((n / 1024) > 1) && (i < 3)) { diff --git a/tools/power/x86/turbostat/turbostat.8 b/tools/power/x86/turbostat/turbostat.8 index a7f7ed01421c..172191f841cd 100644 --- a/tools/power/x86/turbostat/turbostat.8 +++ b/tools/power/x86/turbostat/turbostat.8 @@ -168,6 +168,8 @@ The system configuration dump (if --quiet is not used) is followed by statistics .PP \fBPkgTmp\fP Degrees Celsius reported by the per-package Package Thermal Monitor. .PP +\fBCoreThr\fP Core Thermal Throttling events during the measurement interval. Note that events since boot can be find in /sys/devices/system/cpu/cpu*/thermal_throttle/* +.PP \fBGFX%rc6\fP The percentage of time the GPU is in the "render C6" state, rc6, during the measurement interval. From /sys/class/drm/card0/power/rc6_residency_ms or /sys/class/drm/card0/gt/gt0/rc6_residency_ms or /sys/class/drm/card0/device/tile0/gtN/gtidle/idle_residency_ms depending on the graphics driver being used. .PP \fBGFXMHz\fP Instantaneous snapshot of what sysfs presents at the end of the measurement interval. From /sys/class/graphics/fb0/device/drm/card0/gt_cur_freq_mhz or /sys/class/drm/card0/gt_cur_freq_mhz or /sys/class/drm/card0/gt/gt0/rps_cur_freq_mhz or /sys/class/drm/card0/device/tile0/gtN/freq0/cur_freq depending on the graphics driver being used. diff --git a/tools/power/x86/turbostat/turbostat.c b/tools/power/x86/turbostat/turbostat.c index 8ec677c639ec..634fb287716a 100644 --- a/tools/power/x86/turbostat/turbostat.c +++ b/tools/power/x86/turbostat/turbostat.c @@ -3298,7 +3298,7 @@ void delta_core(struct core_data *new, struct core_data *old) old->c6 = new->c6 - old->c6; old->c7 = new->c7 - old->c7; old->core_temp_c = new->core_temp_c; - old->core_throt_cnt = new->core_throt_cnt; + old->core_throt_cnt = new->core_throt_cnt - old->core_throt_cnt; old->mc6_us = new->mc6_us - old->mc6_us;
DELTA_WRAP32(new->core_energy.raw_value, old->core_energy.raw_value); @@ -5836,6 +5836,7 @@ int snapshot_graphics(int idx) int retval;
rewind(gfx_info[idx].fp); + fflush(gfx_info[idx].fp);
switch (idx) { case GFX_rc6: diff --git a/tools/testing/selftests/bpf/Makefile b/tools/testing/selftests/bpf/Makefile index 8d206266d98c..1d1aed1b0872 100644 --- a/tools/testing/selftests/bpf/Makefile +++ b/tools/testing/selftests/bpf/Makefile @@ -354,6 +354,7 @@ $(OUTPUT)/runqslower: $(BPFOBJ) | $(DEFAULT_BPFTOOL) $(RUNQSLOWER_OUTPUT) BPFTOOL_OUTPUT=$(HOST_BUILD_DIR)/bpftool/ \ BPFOBJ_OUTPUT=$(BUILD_DIR)/libbpf/ \ BPFOBJ=$(BPFOBJ) BPF_INCLUDE=$(INCLUDE_DIR) \ + BPF_TARGET_ENDIAN=$(BPF_TARGET_ENDIAN) \ EXTRA_CFLAGS='-g $(OPT_FLAGS) $(SAN_CFLAGS) $(EXTRA_CFLAGS)' \ EXTRA_LDFLAGS='$(SAN_LDFLAGS) $(EXTRA_LDFLAGS)' && \ cp $(RUNQSLOWER_OUTPUT)runqslower $@ diff --git a/tools/testing/selftests/bpf/prog_tests/bloom_filter_map.c b/tools/testing/selftests/bpf/prog_tests/bloom_filter_map.c index cc184e4420f6..67557cda2208 100644 --- a/tools/testing/selftests/bpf/prog_tests/bloom_filter_map.c +++ b/tools/testing/selftests/bpf/prog_tests/bloom_filter_map.c @@ -6,6 +6,10 @@ #include <test_progs.h> #include "bloom_filter_map.skel.h"
+#ifndef NUMA_NO_NODE +#define NUMA_NO_NODE (-1) +#endif + static void test_fail_cases(void) { LIBBPF_OPTS(bpf_map_create_opts, opts); @@ -69,6 +73,7 @@ static void test_success_cases(void)
/* Create a map */ opts.map_flags = BPF_F_ZERO_SEED | BPF_F_NUMA_NODE; + opts.numa_node = NUMA_NO_NODE; fd = bpf_map_create(BPF_MAP_TYPE_BLOOM_FILTER, NULL, 0, sizeof(value), 100, &opts); if (!ASSERT_GE(fd, 0, "bpf_map_create bloom filter success case")) return; diff --git a/tools/testing/selftests/bpf/prog_tests/tailcalls.c b/tools/testing/selftests/bpf/prog_tests/tailcalls.c index 544144620ca6..66a900327f91 100644 --- a/tools/testing/selftests/bpf/prog_tests/tailcalls.c +++ b/tools/testing/selftests/bpf/prog_tests/tailcalls.c @@ -1600,6 +1600,7 @@ static void test_tailcall_bpf2bpf_freplace(void) goto out;
err = bpf_link__destroy(freplace_link); + freplace_link = NULL; if (!ASSERT_OK(err, "destroy link")) goto out;
diff --git a/tools/testing/selftests/bpf/progs/strncmp_bench.c b/tools/testing/selftests/bpf/progs/strncmp_bench.c index 18373a7df76e..f47bf88f8d2a 100644 --- a/tools/testing/selftests/bpf/progs/strncmp_bench.c +++ b/tools/testing/selftests/bpf/progs/strncmp_bench.c @@ -35,7 +35,10 @@ static __always_inline int local_strncmp(const char *s1, unsigned int sz, SEC("tp/syscalls/sys_enter_getpgid") int strncmp_no_helper(void *ctx) { - if (local_strncmp(str, cmp_str_len + 1, target) < 0) + const char *target_str = target; + + barrier_var(target_str); + if (local_strncmp(str, cmp_str_len + 1, target_str) < 0) __sync_add_and_fetch(&hits, 1); return 0; } diff --git a/tools/testing/selftests/mm/cow.c b/tools/testing/selftests/mm/cow.c index 1238e1c5aae1..d87c5b1763ff 100644 --- a/tools/testing/selftests/mm/cow.c +++ b/tools/testing/selftests/mm/cow.c @@ -876,7 +876,7 @@ static void do_run_with_thp(test_fn fn, enum thp_run thp_run, size_t thpsize) mremap_size = thpsize / 2; mremap_mem = mmap(NULL, mremap_size, PROT_NONE, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0); - if (mem == MAP_FAILED) { + if (mremap_mem == MAP_FAILED) { ksft_test_result_fail("mmap() failed\n"); goto munmap; } diff --git a/tools/testing/selftests/net/netfilter/br_netfilter.sh b/tools/testing/selftests/net/netfilter/br_netfilter.sh index c28379a965d8..1559ba275105 100755 --- a/tools/testing/selftests/net/netfilter/br_netfilter.sh +++ b/tools/testing/selftests/net/netfilter/br_netfilter.sh @@ -13,6 +13,12 @@ source lib.sh
checktool "nft --version" "run test without nft tool"
+read t < /proc/sys/kernel/tainted +if [ "$t" -ne 0 ];then + echo SKIP: kernel is tainted + exit $ksft_skip +fi + cleanup() { cleanup_all_ns } @@ -165,6 +171,7 @@ if [ "$t" -eq 0 ];then echo PASS: kernel not tainted else echo ERROR: kernel is tainted + dmesg ret=1 fi
diff --git a/tools/testing/selftests/net/netfilter/br_netfilter_queue.sh b/tools/testing/selftests/net/netfilter/br_netfilter_queue.sh index 6a764d70ab06..4788641717d9 100755 --- a/tools/testing/selftests/net/netfilter/br_netfilter_queue.sh +++ b/tools/testing/selftests/net/netfilter/br_netfilter_queue.sh @@ -4,6 +4,12 @@ source lib.sh
checktool "nft --version" "run test without nft tool"
+read t < /proc/sys/kernel/tainted +if [ "$t" -ne 0 ];then + echo SKIP: kernel is tainted + exit $ksft_skip +fi + cleanup() { cleanup_all_ns } @@ -72,6 +78,7 @@ if [ "$t" -eq 0 ];then echo PASS: kernel not tainted else echo ERROR: kernel is tainted + dmesg exit 1 fi
diff --git a/tools/testing/selftests/net/netfilter/nft_queue.sh b/tools/testing/selftests/net/netfilter/nft_queue.sh index 785e3875a6da..784d1b46912b 100755 --- a/tools/testing/selftests/net/netfilter/nft_queue.sh +++ b/tools/testing/selftests/net/netfilter/nft_queue.sh @@ -593,6 +593,7 @@ EOF echo "PASS: queue program exiting while packets queued" else echo "TAINT: queue program exiting while packets queued" + dmesg ret=1 fi } diff --git a/tools/testing/selftests/pcie_bwctrl/Makefile b/tools/testing/selftests/pcie_bwctrl/Makefile index 3e84e26341d1..48ec048f47af 100644 --- a/tools/testing/selftests/pcie_bwctrl/Makefile +++ b/tools/testing/selftests/pcie_bwctrl/Makefile @@ -1,2 +1,2 @@ -TEST_PROGS = set_pcie_cooling_state.sh +TEST_PROGS = set_pcie_cooling_state.sh set_pcie_speed.sh include ../lib.mk