diff options
Diffstat (limited to 'include/linux')
157 files changed, 1433 insertions, 1218 deletions
diff --git a/include/linux/acpi.h b/include/linux/acpi.h index fcdaab723916..c60745f657e9 100644 --- a/include/linux/acpi.h +++ b/include/linux/acpi.h @@ -222,10 +222,14 @@ void __iomem *__acpi_map_table(unsigned long phys, unsigned long size); void __acpi_unmap_table(void __iomem *map, unsigned long size); int early_acpi_boot_init(void); int acpi_boot_init (void); +void acpi_boot_table_prepare (void); void acpi_boot_table_init (void); int acpi_mps_check (void); int acpi_numa_init (void); +int acpi_locate_initial_tables (void); +void acpi_reserve_initial_tables (void); +void acpi_table_init_complete (void); int acpi_table_init (void); int acpi_table_parse(char *id, acpi_tbl_table_handler handler); int __init acpi_table_parse_entries(char *id, unsigned long table_size, @@ -744,6 +748,11 @@ acpi_dev_get_first_match_dev(const char *hid, const char *uid, s64 hrv) return NULL; } +static inline bool acpi_reduced_hardware(void) +{ + return false; +} + static inline void acpi_dev_put(struct acpi_device *adev) {} static inline bool is_acpi_node(const struct fwnode_handle *fwnode) @@ -814,9 +823,12 @@ static inline int acpi_boot_init(void) return 0; } +static inline void acpi_boot_table_prepare(void) +{ +} + static inline void acpi_boot_table_init(void) { - return; } static inline int acpi_mps_check(void) @@ -1027,9 +1039,14 @@ static inline void acpi_ec_set_gpe_wake_mask(u8 action) {} __printf(3, 4) void acpi_handle_printk(const char *level, acpi_handle handle, const char *fmt, ...); +void acpi_evaluation_failure_warn(acpi_handle handle, const char *name, + acpi_status status); #else /* !CONFIG_ACPI */ static inline __printf(3, 4) void acpi_handle_printk(const char *level, void *handle, const char *fmt, ...) {} +static inline void acpi_evaluation_failure_warn(acpi_handle handle, + const char *name, + acpi_status status) {} #endif /* !CONFIG_ACPI */ #if defined(CONFIG_ACPI) && defined(CONFIG_DYNAMIC_DEBUG) diff --git a/include/linux/amba/pl022.h b/include/linux/amba/pl022.h index 131b27c97209..9bf58aac0df2 100644 --- a/include/linux/amba/pl022.h +++ b/include/linux/amba/pl022.h @@ -223,10 +223,6 @@ struct dma_chan; /** * struct pl022_ssp_master - device.platform_data for SPI controller devices. * @bus_id: identifier for this bus - * @num_chipselect: chipselects are used to distinguish individual - * SPI slaves, and are numbered from zero to num_chipselects - 1. - * each slave has a chipselect signal, but it's common that not - * every chipselect is connected to a slave. * @enable_dma: if true enables DMA driven transfers. * @dma_rx_param: parameter to locate an RX DMA channel. * @dma_tx_param: parameter to locate a TX DMA channel. @@ -235,18 +231,15 @@ struct dma_chan; * indicates no delay and the device will be suspended immediately. * @rt: indicates the controller should run the message pump with realtime * priority to minimise the transfer latency on the bus. - * @chipselects: list of <num_chipselects> chip select gpios */ struct pl022_ssp_controller { u16 bus_id; - u8 num_chipselect; u8 enable_dma:1; bool (*dma_filter)(struct dma_chan *chan, void *filter_param); void *dma_rx_param; void *dma_tx_param; int autosuspend_delay; bool rt; - int *chipselects; }; /** @@ -265,8 +258,6 @@ struct pl022_ssp_controller { * @duplex: Microwire interface: Full/Half duplex * @clkdelay: on the PL023 variant, the delay in feeback clock cycles * before sampling the incoming line - * @cs_control: function pointer to board-specific function to - * assert/deassert I/O port to control HW generation of devices chip-select. */ struct pl022_config_chip { enum ssp_interface iface; @@ -280,7 +271,6 @@ struct pl022_config_chip { enum ssp_microwire_wait_state wait_state; enum ssp_duplex duplex; enum ssp_clkdelay clkdelay; - void (*cs_control) (u32 control); }; #endif /* _SSP_PL022_H */ diff --git a/include/linux/arch_topology.h b/include/linux/arch_topology.h index 0f6cd6b73a61..f180240dc95f 100644 --- a/include/linux/arch_topology.h +++ b/include/linux/arch_topology.h @@ -23,18 +23,31 @@ static inline unsigned long topology_get_cpu_scale(int cpu) void topology_set_cpu_scale(unsigned int cpu, unsigned long capacity); -DECLARE_PER_CPU(unsigned long, freq_scale); +DECLARE_PER_CPU(unsigned long, arch_freq_scale); static inline unsigned long topology_get_freq_scale(int cpu) { - return per_cpu(freq_scale, cpu); + return per_cpu(arch_freq_scale, cpu); } void topology_set_freq_scale(const struct cpumask *cpus, unsigned long cur_freq, unsigned long max_freq); bool topology_scale_freq_invariant(void); -bool arch_freq_counters_available(const struct cpumask *cpus); +enum scale_freq_source { + SCALE_FREQ_SOURCE_CPUFREQ = 0, + SCALE_FREQ_SOURCE_ARCH, + SCALE_FREQ_SOURCE_CPPC, +}; + +struct scale_freq_data { + enum scale_freq_source source; + void (*set_freq_scale)(void); +}; + +void topology_scale_freq_tick(void); +void topology_set_scale_freq_source(struct scale_freq_data *data, const struct cpumask *cpus); +void topology_clear_scale_freq_source(enum scale_freq_source source, const struct cpumask *cpus); DECLARE_PER_CPU(unsigned long, thermal_pressure); diff --git a/include/linux/armada-37xx-rwtm-mailbox.h b/include/linux/armada-37xx-rwtm-mailbox.h index 57bb54f6767a..ef4bd705eb65 100644 --- a/include/linux/armada-37xx-rwtm-mailbox.h +++ b/include/linux/armada-37xx-rwtm-mailbox.h @@ -2,7 +2,7 @@ /* * rWTM BIU Mailbox driver for Armada 37xx * - * Author: Marek Behun <marek.behun@nic.cz> + * Author: Marek Behún <kabel@kernel.org> */ #ifndef _LINUX_ARMADA_37XX_RWTM_MAILBOX_H_ diff --git a/include/linux/asn1_encoder.h b/include/linux/asn1_encoder.h new file mode 100644 index 000000000000..08cd0c2ad34f --- /dev/null +++ b/include/linux/asn1_encoder.h @@ -0,0 +1,32 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ + +#ifndef _LINUX_ASN1_ENCODER_H +#define _LINUX_ASN1_ENCODER_H + +#include <linux/types.h> +#include <linux/asn1.h> +#include <linux/asn1_ber_bytecode.h> +#include <linux/bug.h> + +#define asn1_oid_len(oid) (sizeof(oid)/sizeof(u32)) +unsigned char * +asn1_encode_integer(unsigned char *data, const unsigned char *end_data, + s64 integer); +unsigned char * +asn1_encode_oid(unsigned char *data, const unsigned char *end_data, + u32 oid[], int oid_len); +unsigned char * +asn1_encode_tag(unsigned char *data, const unsigned char *end_data, + u32 tag, const unsigned char *string, int len); +unsigned char * +asn1_encode_octet_string(unsigned char *data, + const unsigned char *end_data, + const unsigned char *string, u32 len); +unsigned char * +asn1_encode_sequence(unsigned char *data, const unsigned char *end_data, + const unsigned char *seq, int len); +unsigned char * +asn1_encode_boolean(unsigned char *data, const unsigned char *end_data, + bool val); + +#endif diff --git a/include/linux/avf/virtchnl.h b/include/linux/avf/virtchnl.h index 40bad71865ea..532bcbfc4716 100644 --- a/include/linux/avf/virtchnl.h +++ b/include/linux/avf/virtchnl.h @@ -476,7 +476,6 @@ struct virtchnl_rss_key { u16 vsi_id; u16 key_len; u8 key[1]; /* RSS hash key, packed bytes */ - u8 pad[1]; }; VIRTCHNL_CHECK_STRUCT_LEN(6, virtchnl_rss_key); @@ -485,7 +484,6 @@ struct virtchnl_rss_lut { u16 vsi_id; u16 lut_entries; u8 lut[1]; /* RSS lookup table */ - u8 pad[1]; }; VIRTCHNL_CHECK_STRUCT_LEN(6, virtchnl_rss_lut); diff --git a/include/linux/binfmts.h b/include/linux/binfmts.h index 0abd93efc181..049cf9421d83 100644 --- a/include/linux/binfmts.h +++ b/include/linux/binfmts.h @@ -86,6 +86,7 @@ struct coredump_params { unsigned long mm_flags; loff_t written; loff_t pos; + loff_t to_skip; }; /* diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index bc6bc8383b43..158aefae1030 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -85,8 +85,6 @@ typedef __u32 __bitwise req_flags_t; #define RQF_ELVPRIV ((__force req_flags_t)(1 << 12)) /* account into disk and partition IO statistics */ #define RQF_IO_STAT ((__force req_flags_t)(1 << 13)) -/* request came from our alloc pool */ -#define RQF_ALLOCED ((__force req_flags_t)(1 << 14)) /* runtime pm request */ #define RQF_PM ((__force req_flags_t)(1 << 15)) /* on IO scheduler merge hash */ diff --git a/include/linux/bottom_half.h b/include/linux/bottom_half.h index a19519f4241d..eed86eb0a1de 100644 --- a/include/linux/bottom_half.h +++ b/include/linux/bottom_half.h @@ -4,7 +4,7 @@ #include <linux/preempt.h> -#ifdef CONFIG_TRACE_IRQFLAGS +#if defined(CONFIG_PREEMPT_RT) || defined(CONFIG_TRACE_IRQFLAGS) extern void __local_bh_disable_ip(unsigned long ip, unsigned int cnt); #else static __always_inline void __local_bh_disable_ip(unsigned long ip, unsigned int cnt) @@ -32,4 +32,10 @@ static inline void local_bh_enable(void) __local_bh_enable_ip(_THIS_IP_, SOFTIRQ_DISABLE_OFFSET); } +#ifdef CONFIG_PREEMPT_RT +extern bool local_bh_blocked(void); +#else +static inline bool local_bh_blocked(void) { return false; } +#endif + #endif /* _LINUX_BH_H */ diff --git a/include/linux/bpf.h b/include/linux/bpf.h index cccaef1088ea..00597b0c719c 100644 --- a/include/linux/bpf.h +++ b/include/linux/bpf.h @@ -21,6 +21,7 @@ #include <linux/capability.h> #include <linux/sched/mm.h> #include <linux/slab.h> +#include <linux/percpu-refcount.h> struct bpf_verifier_env; struct bpf_verifier_log; @@ -39,6 +40,7 @@ struct bpf_local_storage; struct bpf_local_storage_map; struct kobject; struct mem_cgroup; +struct module; extern struct idr btf_idr; extern spinlock_t btf_idr_lock; @@ -556,7 +558,8 @@ struct bpf_tramp_progs { * fentry = a set of program to run before calling original function * fexit = a set of program to run after original function */ -int arch_prepare_bpf_trampoline(void *image, void *image_end, +struct bpf_tramp_image; +int arch_prepare_bpf_trampoline(struct bpf_tramp_image *tr, void *image, void *image_end, const struct btf_func_model *m, u32 flags, struct bpf_tramp_progs *tprogs, void *orig_call); @@ -565,6 +568,8 @@ u64 notrace __bpf_prog_enter(struct bpf_prog *prog); void notrace __bpf_prog_exit(struct bpf_prog *prog, u64 start); u64 notrace __bpf_prog_enter_sleepable(struct bpf_prog *prog); void notrace __bpf_prog_exit_sleepable(struct bpf_prog *prog, u64 start); +void notrace __bpf_tramp_enter(struct bpf_tramp_image *tr); +void notrace __bpf_tramp_exit(struct bpf_tramp_image *tr); struct bpf_ksym { unsigned long start; @@ -583,6 +588,18 @@ enum bpf_tramp_prog_type { BPF_TRAMP_REPLACE, /* more than MAX */ }; +struct bpf_tramp_image { + void *image; + struct bpf_ksym ksym; + struct percpu_ref pcref; + void *ip_after_call; + void *ip_epilogue; + union { + struct rcu_head rcu; + struct work_struct work; + }; +}; + struct bpf_trampoline { /* hlist for trampoline_table */ struct hlist_node hlist; @@ -605,9 +622,9 @@ struct bpf_trampoline { /* Number of attached programs. A counter per kind. */ int progs_cnt[BPF_TRAMP_MAX]; /* Executable image of trampoline */ - void *image; + struct bpf_tramp_image *cur_image; u64 selector; - struct bpf_ksym ksym; + struct module *mod; }; struct bpf_attach_target_info { @@ -635,7 +652,7 @@ struct bpf_dispatcher { struct bpf_ksym ksym; }; -static __always_inline unsigned int bpf_dispatcher_nop_func( +static __always_inline __nocfi unsigned int bpf_dispatcher_nop_func( const void *ctx, const struct bpf_insn *insnsi, unsigned int (*bpf_func)(const void *, @@ -663,7 +680,7 @@ void bpf_trampoline_put(struct bpf_trampoline *tr); } #define DEFINE_BPF_DISPATCHER(name) \ - noinline unsigned int bpf_dispatcher_##name##_func( \ + noinline __nocfi unsigned int bpf_dispatcher_##name##_func( \ const void *ctx, \ const struct bpf_insn *insnsi, \ unsigned int (*bpf_func)(const void *, \ @@ -691,6 +708,8 @@ void bpf_image_ksym_add(void *data, struct bpf_ksym *ksym); void bpf_image_ksym_del(struct bpf_ksym *ksym); void bpf_ksym_add(struct bpf_ksym *ksym); void bpf_ksym_del(struct bpf_ksym *ksym); +int bpf_jit_charge_modmem(u32 pages); +void bpf_jit_uncharge_modmem(u32 pages); #else static inline int bpf_trampoline_link_prog(struct bpf_prog *prog, struct bpf_trampoline *tr) @@ -787,7 +806,6 @@ struct bpf_prog_aux { bool func_proto_unreliable; bool sleepable; bool tail_call_reachable; - enum bpf_tramp_prog_type trampoline_prog_type; struct hlist_node tramp_hlist; /* BTF_KIND_FUNC_PROTO for valid attach_btf_id */ const struct btf_type *attach_func_proto; @@ -1093,7 +1111,7 @@ int bpf_prog_array_copy(struct bpf_prog_array *old_array, _ret; \ }) -#define __BPF_PROG_RUN_ARRAY(array, ctx, func, check_non_null) \ +#define __BPF_PROG_RUN_ARRAY(array, ctx, func, check_non_null, set_cg_storage) \ ({ \ struct bpf_prog_array_item *_item; \ struct bpf_prog *_prog; \ @@ -1106,7 +1124,8 @@ int bpf_prog_array_copy(struct bpf_prog_array *old_array, goto _out; \ _item = &_array->items[0]; \ while ((_prog = READ_ONCE(_item->prog))) { \ - bpf_cgroup_storage_set(_item->cgroup_storage); \ + if (set_cg_storage) \ + bpf_cgroup_storage_set(_item->cgroup_storage); \ _ret &= func(_prog, ctx); \ _item++; \ } \ @@ -1153,10 +1172,10 @@ _out: \ }) #define BPF_PROG_RUN_ARRAY(array, ctx, func) \ - __BPF_PROG_RUN_ARRAY(array, ctx, func, false) + __BPF_PROG_RUN_ARRAY(array, ctx, func, false, true) #define BPF_PROG_RUN_ARRAY_CHECK(array, ctx, func) \ - __BPF_PROG_RUN_ARRAY(array, ctx, func, true) + __BPF_PROG_RUN_ARRAY(array, ctx, func, true, false) #ifdef CONFIG_BPF_SYSCALL DECLARE_PER_CPU(int, bpf_prog_active); diff --git a/include/linux/cfi.h b/include/linux/cfi.h new file mode 100644 index 000000000000..879744aaa6e0 --- /dev/null +++ b/include/linux/cfi.h @@ -0,0 +1,41 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Clang Control Flow Integrity (CFI) support. + * + * Copyright (C) 2021 Google LLC + */ +#ifndef _LINUX_CFI_H +#define _LINUX_CFI_H + +#ifdef CONFIG_CFI_CLANG +typedef void (*cfi_check_fn)(uint64_t id, void *ptr, void *diag); + +/* Compiler-generated function in each module, and the kernel */ +extern void __cfi_check(uint64_t id, void *ptr, void *diag); + +/* + * Force the compiler to generate a CFI jump table entry for a function + * and store the jump table address to __cfi_jt_<function>. + */ +#define __CFI_ADDRESSABLE(fn, __attr) \ + const void *__cfi_jt_ ## fn __visible __attr = (void *)&fn + +#ifdef CONFIG_CFI_CLANG_SHADOW + +extern void cfi_module_add(struct module *mod, unsigned long base_addr); +extern void cfi_module_remove(struct module *mod, unsigned long base_addr); + +#else + +static inline void cfi_module_add(struct module *mod, unsigned long base_addr) {} +static inline void cfi_module_remove(struct module *mod, unsigned long base_addr) {} + +#endif /* CONFIG_CFI_CLANG_SHADOW */ + +#else /* !CONFIG_CFI_CLANG */ + +#define __CFI_ADDRESSABLE(fn, __attr) + +#endif /* CONFIG_CFI_CLANG */ + +#endif /* _LINUX_CFI_H */ diff --git a/include/linux/clk/tegra.h b/include/linux/clk/tegra.h index eb016fc9cc0b..f7ff722a03dd 100644 --- a/include/linux/clk/tegra.h +++ b/include/linux/clk/tegra.h @@ -1,6 +1,6 @@ /* SPDX-License-Identifier: GPL-2.0-only */ /* - * Copyright (c) 2012, NVIDIA CORPORATION. All rights reserved. + * Copyright (c) 2012-2020, NVIDIA CORPORATION. All rights reserved. */ #ifndef __LINUX_CLK_TEGRA_H_ @@ -123,6 +123,8 @@ static inline void tegra_cpu_clock_resume(void) } #endif +extern int tegra210_plle_hw_sequence_start(void); +extern bool tegra210_plle_hw_sequence_is_enabled(void); extern void tegra210_xusb_pll_hw_control_enable(void); extern void tegra210_xusb_pll_hw_sequence_start(void); extern void tegra210_sata_pll_hw_control_enable(void); diff --git a/include/linux/clocksource.h b/include/linux/clocksource.h index 86d143db6523..a247b089ca78 100644 --- a/include/linux/clocksource.h +++ b/include/linux/clocksource.h @@ -70,7 +70,7 @@ struct module; * @mark_unstable: Optional function to inform the clocksource driver that * the watchdog marked the clocksource unstable * @tick_stable: Optional function called periodically from the watchdog - * code to provide stable syncrhonization points + * code to provide stable synchronization points * @wd_list: List head to enqueue into the watchdog list (internal) * @cs_last: Last clocksource value for clocksource watchdog * @wd_last: Last watchdog value corresponding to @cs_last diff --git a/include/linux/compiler-clang.h b/include/linux/compiler-clang.h index d217c382b02d..adbe76b203e2 100644 --- a/include/linux/compiler-clang.h +++ b/include/linux/compiler-clang.h @@ -61,3 +61,6 @@ #if __has_feature(shadow_call_stack) # define __noscs __attribute__((__no_sanitize__("shadow-call-stack"))) #endif + +#define __nocfi __attribute__((__no_sanitize__("cfi"))) +#define __cficanonical __attribute__((__cfi_canonical_jump_table__)) diff --git a/include/linux/compiler_types.h b/include/linux/compiler_types.h index e5dd5a4ae946..d29bda7f6ebd 100644 --- a/include/linux/compiler_types.h +++ b/include/linux/compiler_types.h @@ -242,6 +242,14 @@ struct ftrace_likely_data { # define __noscs #endif +#ifndef __nocfi +# define __nocfi +#endif + +#ifndef __cficanonical +# define __cficanonical +#endif + #ifndef asm_volatile_goto #define asm_volatile_goto(x...) asm goto(x) #endif diff --git a/include/linux/coredump.h b/include/linux/coredump.h index e58e8c207782..78fcd776b185 100644 --- a/include/linux/coredump.h +++ b/include/linux/coredump.h @@ -7,34 +7,34 @@ #include <linux/fs.h> #include <asm/siginfo.h> +#ifdef CONFIG_COREDUMP struct core_vma_metadata { unsigned long start, end; unsigned long flags; unsigned long dump_size; }; +extern int core_uses_pid; +extern char core_pattern[]; +extern unsigned int core_pipe_limit; + /* * These are the only things you should do on a core-file: use only these * functions to write out all the necessary info. */ struct coredump_params; -extern int dump_skip(struct coredump_params *cprm, size_t nr); +extern void dump_skip_to(struct coredump_params *cprm, unsigned long to); +extern void dump_skip(struct coredump_params *cprm, size_t nr); extern int dump_emit(struct coredump_params *cprm, const void *addr, int nr); extern int dump_align(struct coredump_params *cprm, int align); -extern void dump_truncate(struct coredump_params *cprm); int dump_user_range(struct coredump_params *cprm, unsigned long start, unsigned long len); int dump_vma_snapshot(struct coredump_params *cprm, int *vma_count, struct core_vma_metadata **vma_meta, size_t *vma_data_size_ptr); -#ifdef CONFIG_COREDUMP extern void do_coredump(const kernel_siginfo_t *siginfo); #else static inline void do_coredump(const kernel_siginfo_t *siginfo) {} #endif -extern int core_uses_pid; -extern char core_pattern[]; -extern unsigned int core_pipe_limit; - #endif /* _LINUX_COREDUMP_H */ diff --git a/include/linux/cpuhotplug.h b/include/linux/cpuhotplug.h index f14adb882338..db82ce5304f9 100644 --- a/include/linux/cpuhotplug.h +++ b/include/linux/cpuhotplug.h @@ -100,6 +100,7 @@ enum cpuhp_state { CPUHP_AP_CPU_PM_STARTING, CPUHP_AP_IRQ_GIC_STARTING, CPUHP_AP_IRQ_HIP04_STARTING, + CPUHP_AP_IRQ_APPLE_AIC_STARTING, CPUHP_AP_IRQ_ARMADA_XP_STARTING, CPUHP_AP_IRQ_BCM2836_STARTING, CPUHP_AP_IRQ_MIPS_GIC_STARTING, @@ -135,6 +136,7 @@ enum cpuhp_state { CPUHP_AP_RISCV_TIMER_STARTING, CPUHP_AP_CLINT_TIMER_STARTING, CPUHP_AP_CSKY_TIMER_STARTING, + CPUHP_AP_TI_GP_TIMER_STARTING, CPUHP_AP_HYPERV_TIMER_STARTING, CPUHP_AP_KVM_STARTING, CPUHP_AP_KVM_ARM_VGIC_INIT_STARTING, @@ -175,6 +177,8 @@ enum cpuhp_state { CPUHP_AP_PERF_ARM_HISI_DDRC_ONLINE, CPUHP_AP_PERF_ARM_HISI_HHA_ONLINE, CPUHP_AP_PERF_ARM_HISI_L3_ONLINE, + CPUHP_AP_PERF_ARM_HISI_PA_ONLINE, + CPUHP_AP_PERF_ARM_HISI_SLLC_ONLINE, CPUHP_AP_PERF_ARM_L2X0_ONLINE, CPUHP_AP_PERF_ARM_QCOM_L2_ONLINE, CPUHP_AP_PERF_ARM_QCOM_L3_ONLINE, diff --git a/include/linux/cpuidle.h b/include/linux/cpuidle.h index bd605b5585cf..fce476275e16 100644 --- a/include/linux/cpuidle.h +++ b/include/linux/cpuidle.h @@ -49,8 +49,8 @@ struct cpuidle_state { char name[CPUIDLE_NAME_LEN]; char desc[CPUIDLE_DESC_LEN]; - u64 exit_latency_ns; - u64 target_residency_ns; + s64 exit_latency_ns; + s64 target_residency_ns; unsigned int flags; unsigned int exit_latency; /* in US */ int power_usage; /* in mW */ diff --git a/include/linux/cyclades.h b/include/linux/cyclades.h deleted file mode 100644 index 05ee0f19448a..000000000000 --- a/include/linux/cyclades.h +++ /dev/null @@ -1,364 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -/* $Revision: 3.0 $$Date: 1998/11/02 14:20:59 $ - * linux/include/linux/cyclades.h - * - * This file was initially written by - * Randolph Bentson <bentson@grieg.seaslug.org> and is maintained by - * Ivan Passos <ivan@cyclades.com>. - * - * This file contains the general definitions for the cyclades.c driver - *$Log: cyclades.h,v $ - *Revision 3.1 2002/01/29 11:36:16 henrique - *added throttle field on struct cyclades_port to indicate whether the - *port is throttled or not - * - *Revision 3.1 2000/04/19 18:52:52 ivan - *converted address fields to unsigned long and added fields for physical - *addresses on cyclades_card structure; - * - *Revision 3.0 1998/11/02 14:20:59 ivan - *added nports field on cyclades_card structure; - * - *Revision 2.5 1998/08/03 16:57:01 ivan - *added cyclades_idle_stats structure; - * - *Revision 2.4 1998/06/01 12:09:53 ivan - *removed closing_wait2 from cyclades_port structure; - * - *Revision 2.3 1998/03/16 18:01:12 ivan - *changes in the cyclades_port structure to get it closer to the - *standard serial port structure; - *added constants for new ioctls; - * - *Revision 2.2 1998/02/17 16:50:00 ivan - *changes in the cyclades_port structure (addition of shutdown_wait and - *chip_rev variables); - *added constants for new ioctls and for CD1400 rev. numbers. - * - *Revision 2.1 1997/10/24 16:03:00 ivan - *added rflow (which allows enabling the CD1400 special flow control - *feature) and rtsdtr_inv (which allows DTR/RTS pin inversion) to - *cyclades_port structure; - *added Alpha support - * - *Revision 2.0 1997/06/30 10:30:00 ivan - *added some new doorbell command constants related to IOCTLW and - *UART error signaling - * - *Revision 1.8 1997/06/03 15:30:00 ivan - *added constant ZFIRM_HLT - *added constant CyPCI_Ze_win ( = 2 * Cy_PCI_Zwin) - * - *Revision 1.7 1997/03/26 10:30:00 daniel - *new entries at the end of cyclades_port struct to reallocate - *variables illegally allocated within card memory. - * - *Revision 1.6 1996/09/09 18:35:30 bentson - *fold in changes for Cyclom-Z -- including structures for - *communicating with board as well modest changes to original - *structures to support new features. - * - *Revision 1.5 1995/11/13 21:13:31 bentson - *changes suggested by Michael Chastain <mec@duracef.shout.net> - *to support use of this file in non-kernel applications - * - * - */ -#ifndef _LINUX_CYCLADES_H -#define _LINUX_CYCLADES_H - -#include <uapi/linux/cyclades.h> - - -/* Per card data structure */ -struct cyclades_card { - void __iomem *base_addr; - union { - void __iomem *p9050; - struct RUNTIME_9060 __iomem *p9060; - } ctl_addr; - struct BOARD_CTRL __iomem *board_ctrl; /* cyz specific */ - int irq; - unsigned int num_chips; /* 0 if card absent, -1 if Z/PCI, else Y */ - unsigned int first_line; /* minor number of first channel on card */ - unsigned int nports; /* Number of ports in the card */ - int bus_index; /* address shift - 0 for ISA, 1 for PCI */ - int intr_enabled; /* FW Interrupt flag - 0 disabled, 1 enabled */ - u32 hw_ver; - spinlock_t card_lock; - struct cyclades_port *ports; -}; - -/*************************************** - * Memory access functions/macros * - * (required to support Alpha systems) * - ***************************************/ - -#define cy_writeb(port,val) do { writeb((val), (port)); mb(); } while (0) -#define cy_writew(port,val) do { writew((val), (port)); mb(); } while (0) -#define cy_writel(port,val) do { writel((val), (port)); mb(); } while (0) - -/* - * Statistics counters - */ -struct cyclades_icount { - __u32 cts, dsr, rng, dcd, tx, rx; - __u32 frame, parity, overrun, brk; - __u32 buf_overrun; -}; - -/* - * This is our internal structure for each serial port's state. - * - * Many fields are paralleled by the structure used by the serial_struct - * structure. - * - * For definitions of the flags field, see tty.h - */ - -struct cyclades_port { - int magic; - struct tty_port port; - struct cyclades_card *card; - union { - struct { - void __iomem *base_addr; - } cyy; - struct { - struct CH_CTRL __iomem *ch_ctrl; - struct BUF_CTRL __iomem *buf_ctrl; - } cyz; - } u; - int line; - int flags; /* defined in tty.h */ - int type; /* UART type */ - int read_status_mask; - int ignore_status_mask; - int timeout; - int xmit_fifo_size; - int cor1,cor2,cor3,cor4,cor5; - int tbpr,tco,rbpr,rco; - int baud; - int rflow; - int rtsdtr_inv; - int chip_rev; - int custom_divisor; - u8 x_char; /* to be pushed out ASAP */ - int breakon; - int breakoff; - int xmit_head; - int xmit_tail; - int xmit_cnt; - int default_threshold; - int default_timeout; - unsigned long rflush_count; - struct cyclades_monitor mon; - struct cyclades_idle_stats idle_stats; - struct cyclades_icount icount; - struct completion shutdown_wait; - int throttle; -#ifdef CONFIG_CYZ_INTR - struct timer_list rx_full_timer; -#endif -}; - -#define CLOSING_WAIT_DELAY 30*HZ -#define CY_CLOSING_WAIT_NONE ASYNC_CLOSING_WAIT_NONE -#define CY_CLOSING_WAIT_INF ASYNC_CLOSING_WAIT_INF - - -#define CyMAX_CHIPS_PER_CARD 8 -#define CyMAX_CHAR_FIFO 12 -#define CyPORTS_PER_CHIP 4 -#define CD1400_MAX_SPEED 115200 - -#define CyISA_Ywin 0x2000 - -#define CyPCI_Ywin 0x4000 -#define CyPCI_Yctl 0x80 -#define CyPCI_Zctl CTRL_WINDOW_SIZE -#define CyPCI_Zwin 0x80000 -#define CyPCI_Ze_win (2 * CyPCI_Zwin) - -#define PCI_DEVICE_ID_MASK 0x06 - -/**** CD1400 registers ****/ - -#define CD1400_REV_G 0x46 -#define CD1400_REV_J 0x48 - -#define CyRegSize 0x0400 -#define Cy_HwReset 0x1400 -#define Cy_ClrIntr 0x1800 -#define Cy_EpldRev 0x1e00 - -/* Global Registers */ - -#define CyGFRCR (0x40*2) -#define CyRevE (44) -#define CyCAR (0x68*2) -#define CyCHAN_0 (0x00) -#define CyCHAN_1 (0x01) -#define CyCHAN_2 (0x02) -#define CyCHAN_3 (0x03) -#define CyGCR (0x4B*2) -#define CyCH0_SERIAL (0x00) -#define CyCH0_PARALLEL (0x80) -#define CySVRR (0x67*2) -#define CySRModem (0x04) -#define CySRTransmit (0x02) -#define CySRReceive (0x01) -#define CyRICR (0x44*2) -#define CyTICR (0x45*2) -#define CyMICR (0x46*2) -#define CyICR0 (0x00) -#define CyICR1 (0x01) -#define CyICR2 (0x02) -#define CyICR3 (0x03) -#define CyRIR (0x6B*2) -#define CyTIR (0x6A*2) -#define CyMIR (0x69*2) -#define CyIRDirEq (0x80) -#define CyIRBusy (0x40) -#define CyIRUnfair (0x20) -#define CyIRContext (0x1C) -#define CyIRChannel (0x03) -#define CyPPR (0x7E*2) -#define CyCLOCK_20_1MS (0x27) -#define CyCLOCK_25_1MS (0x31) -#define CyCLOCK_25_5MS (0xf4) -#define CyCLOCK_60_1MS (0x75) -#define CyCLOCK_60_2MS (0xea) - -/* Virtual Registers */ - -#define CyRIVR (0x43*2) -#define CyTIVR (0x42*2) -#define CyMIVR (0x41*2) -#define CyIVRMask (0x07) -#define CyIVRRxEx (0x07) -#define CyIVRRxOK (0x03) -#define CyIVRTxOK (0x02) -#define CyIVRMdmOK (0x01) -#define CyTDR (0x63*2) -#define CyRDSR (0x62*2) -#define CyTIMEOUT (0x80) -#define CySPECHAR (0x70) -#define CyBREAK (0x08) -#define CyPARITY (0x04) -#define CyFRAME (0x02) -#define CyOVERRUN (0x01) -#define CyMISR (0x4C*2) -/* see CyMCOR_ and CyMSVR_ for bits*/ -#define CyEOSRR (0x60*2) - -/* Channel Registers */ - -#define CyLIVR (0x18*2) -#define CyMscsr (0x01) -#define CyTdsr (0x02) -#define CyRgdsr (0x03) -#define CyRedsr (0x07) -#define CyCCR (0x05*2) -/* Format 1 */ -#define CyCHAN_RESET (0x80) -#define CyCHIP_RESET (0x81) -#define CyFlushTransFIFO (0x82) -/* Format 2 */ -#define CyCOR_CHANGE (0x40) -#define CyCOR1ch (0x02) -#define CyCOR2ch (0x04) -#define CyCOR3ch (0x08) -/* Format 3 */ -#define CySEND_SPEC_1 (0x21) -#define CySEND_SPEC_2 (0x22) -#define CySEND_SPEC_3 (0x23) -#define CySEND_SPEC_4 (0x24) -/* Format 4 */ -#define CyCHAN_CTL (0x10) -#define CyDIS_RCVR (0x01) -#define CyENB_RCVR (0x02) -#define CyDIS_XMTR (0x04) -#define CyENB_XMTR (0x08) -#define CySRER (0x06*2) -#define CyMdmCh (0x80) -#define CyRxData (0x10) -#define CyTxRdy (0x04) -#define CyTxMpty (0x02) -#define CyNNDT (0x01) -#define CyCOR1 (0x08*2) -#define CyPARITY_NONE (0x00) -#define CyPARITY_0 (0x20) -#define CyPARITY_1 (0xA0) -#define CyPARITY_E (0x40) -#define CyPARITY_O (0xC0) -#define Cy_1_STOP (0x00) -#define Cy_1_5_STOP (0x04) -#define Cy_2_STOP (0x08) -#define Cy_5_BITS (0x00) -#define Cy_6_BITS (0x01) -#define Cy_7_BITS (0x02) -#define Cy_8_BITS (0x03) -#define CyCOR2 (0x09*2) -#define CyIXM (0x80) -#define CyTxIBE (0x40) -#define CyETC (0x20) -#define CyAUTO_TXFL (0x60) -#define CyLLM (0x10) -#define CyRLM (0x08) -#define CyRtsAO (0x04) -#define CyCtsAE (0x02) -#define CyDsrAE (0x01) -#define CyCOR3 (0x0A*2) -#define CySPL_CH_DRANGE (0x80) /* special character detect range */ -#define CySPL_CH_DET1 (0x40) /* enable special character detection - on SCHR4-SCHR3 */ -#define CyFL_CTRL_TRNSP (0x20) /* Flow Control Transparency */ -#define CySPL_CH_DET2 (0x10) /* Enable special character detection - on SCHR2-SCHR1 */ -#define CyREC_FIFO (0x0F) /* Receive FIFO threshold */ -#define CyCOR4 (0x1E*2) -#define CyCOR5 (0x1F*2) -#define CyCCSR (0x0B*2) -#define CyRxEN (0x80) -#define CyRxFloff (0x40) -#define CyRxFlon (0x20) -#define CyTxEN (0x08) -#define CyTxFloff (0x04) -#define CyTxFlon (0x02) -#define CyRDCR (0x0E*2) -#define CySCHR1 (0x1A*2) -#define CySCHR2 (0x1B*2) -#define CySCHR3 (0x1C*2) -#define CySCHR4 (0x1D*2) -#define CySCRL (0x22*2) -#define CySCRH (0x23*2) -#define CyLNC (0x24*2) -#define CyMCOR1 (0x15*2) -#define CyMCOR2 (0x16*2) -#define CyRTPR (0x21*2) -#define CyMSVR1 (0x6C*2) -#define CyMSVR2 (0x6D*2) -#define CyANY_DELTA (0xF0) -#define CyDSR (0x80) -#define CyCTS (0x40) -#define CyRI (0x20) -#define CyDCD (0x10) -#define CyDTR (0x02) -#define CyRTS (0x01) -#define CyPVSR (0x6F*2) -#define CyRBPR (0x78*2) -#define CyRCOR (0x7C*2) -#define CyTBPR (0x72*2) -#define CyTCOR (0x76*2) - -/* Custom Registers */ - -#define CyPLX_VER (0x3400) -#define PLX_9050 0x0b -#define PLX_9060 0x0c -#define PLX_9080 0x0d - -/***************************************************************************/ - -#endif /* _LINUX_CYCLADES_H */ diff --git a/include/linux/devfreq.h b/include/linux/devfreq.h index 26ea0850be9b..142474b4af96 100644 --- a/include/linux/devfreq.h +++ b/include/linux/devfreq.h @@ -38,6 +38,7 @@ enum devfreq_timer { struct devfreq; struct devfreq_governor; +struct thermal_cooling_device; /** * struct devfreq_dev_status - Data given from devfreq user device to @@ -98,11 +99,15 @@ struct devfreq_dev_status { * @freq_table: Optional list of frequencies to support statistics * and freq_table must be generated in ascending order. * @max_state: The size of freq_table. + * + * @is_cooling_device: A self-explanatory boolean giving the device a + * cooling effect property. */ struct devfreq_dev_profile { unsigned long initial_freq; unsigned int polling_ms; enum devfreq_timer timer; + bool is_cooling_device; int (*target)(struct device *dev, unsigned long *freq, u32 flags); int (*get_dev_status)(struct device *dev, @@ -156,6 +161,7 @@ struct devfreq_stats { * @suspend_count: suspend requests counter for a device. * @stats: Statistics of devfreq device behavior * @transition_notifier_list: list head of DEVFREQ_TRANSITION_NOTIFIER notifier + * @cdev: Cooling device pointer if the devfreq has cooling property * @nb_min: Notifier block for DEV_PM_QOS_MIN_FREQUENCY * @nb_max: Notifier block for DEV_PM_QOS_MAX_FREQUENCY * @@ -198,6 +204,9 @@ struct devfreq { struct srcu_notifier_head transition_notifier_list; + /* Pointer to the cooling device if used for thermal mitigation */ + struct thermal_cooling_device *cdev; + struct notifier_block nb_min; struct notifier_block nb_max; }; diff --git a/include/linux/device-mapper.h b/include/linux/device-mapper.h index 7f4ac87c0b32..5c641f930caf 100644 --- a/include/linux/device-mapper.h +++ b/include/linux/device-mapper.h @@ -253,7 +253,11 @@ struct target_type { #define dm_target_passes_integrity(type) ((type)->features & DM_TARGET_PASSES_INTEGRITY) /* - * Indicates that a target supports host-managed zoned block devices. + * Indicates support for zoned block devices: + * - DM_TARGET_ZONED_HM: the target also supports host-managed zoned + * block devices but does not support combining different zoned models. + * - DM_TARGET_MIXED_ZONED_MODEL: the target supports combining multiple + * devices with different zoned models. */ #ifdef CONFIG_BLK_DEV_ZONED #define DM_TARGET_ZONED_HM 0x00000040 @@ -275,6 +279,15 @@ struct target_type { #define DM_TARGET_PASSES_CRYPTO 0x00000100 #define dm_target_passes_crypto(type) ((type)->features & DM_TARGET_PASSES_CRYPTO) +#ifdef CONFIG_BLK_DEV_ZONED +#define DM_TARGET_MIXED_ZONED_MODEL 0x00000200 +#define dm_target_supports_mixed_zoned_model(type) \ + ((type)->features & DM_TARGET_MIXED_ZONED_MODEL) +#else +#define DM_TARGET_MIXED_ZONED_MODEL 0x00000000 +#define dm_target_supports_mixed_zoned_model(type) (false) +#endif + struct dm_target { struct dm_table *table; struct target_type *type; diff --git a/include/linux/device.h b/include/linux/device.h index ba660731bd25..38a2071cf776 100644 --- a/include/linux/device.h +++ b/include/linux/device.h @@ -49,7 +49,7 @@ struct dev_iommu; /** * struct subsys_interface - interfaces to device functions * @name: name of the device function - * @subsys: subsytem of the devices to attach to + * @subsys: subsystem of the devices to attach to * @node: the list of functions registered at the subsystem * @add_dev: device hookup to device function handler * @remove_dev: device hookup to device function handler @@ -439,6 +439,9 @@ struct dev_links_info { * @state_synced: The hardware state of this device has been synced to match * the software state of this device by calling the driver/bus * sync_state() callback. + * @can_match: The device has matched with a driver at least once or it is in + * a bus (like AMBA) which can't check for matching drivers until + * other devices probe successfully. * @dma_coherent: this particular device is dma coherent, even if the * architecture supports non-coherent devices. * @dma_ops_bypass: If set to %true then the dma_ops are bypassed for the @@ -545,6 +548,7 @@ struct device { bool offline:1; bool of_node_reused:1; bool state_synced:1; + bool can_match:1; #if defined(CONFIG_ARCH_HAS_SYNC_DMA_FOR_DEVICE) || \ defined(CONFIG_ARCH_HAS_SYNC_DMA_FOR_CPU) || \ defined(CONFIG_ARCH_HAS_SYNC_DMA_FOR_CPU_ALL) diff --git a/include/linux/devm-helpers.h b/include/linux/devm-helpers.h new file mode 100644 index 000000000000..f40f77717a24 --- /dev/null +++ b/include/linux/devm-helpers.h @@ -0,0 +1,54 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +#ifndef __LINUX_DEVM_HELPERS_H +#define __LINUX_DEVM_HELPERS_H + +/* + * Functions which do automatically cancel operations or release resources upon + * driver detach. + * + * These should be helpful to avoid mixing the manual and devm-based resource + * management which can be source of annoying, rarely occurring, + * hard-to-reproduce bugs. + * + * Please take into account that devm based cancellation may be performed some + * time after the remove() is ran. + * + * Thus mixing devm and manual resource management can easily cause problems + * when unwinding operations with dependencies. IRQ scheduling a work in a queue + * is typical example where IRQs are often devm-managed and WQs are manually + * cleaned at remove(). If IRQs are not manually freed at remove() (and this is + * often the case when we use devm for IRQs) we have a period of time after + * remove() - and before devm managed IRQs are freed - where new IRQ may fire + * and schedule a work item which won't be cancelled because remove() was + * already ran. + */ + +#include <linux/device.h> +#include <linux/workqueue.h> + +static inline void devm_delayed_work_drop(void *res) +{ + cancel_delayed_work_sync(res); +} + +/** + * devm_delayed_work_autocancel - Resource-managed delayed work allocation + * @dev: Device which lifetime work is bound to + * @w: Work item to be queued + * @worker: Worker function + * + * Initialize delayed work which is automatically cancelled when driver is + * detached. A few drivers need delayed work which must be cancelled before + * driver is detached to avoid accessing removed resources. + * devm_delayed_work_autocancel() can be used to omit the explicit + * cancelleation when driver is detached. + */ +static inline int devm_delayed_work_autocancel(struct device *dev, + struct delayed_work *w, + work_func_t worker) +{ + INIT_DELAYED_WORK(w, worker); + return devm_add_action(dev, devm_delayed_work_drop, w); +} + +#endif diff --git a/include/linux/entry-common.h b/include/linux/entry-common.h index 883acef895bc..2e2b8d6140ed 100644 --- a/include/linux/entry-common.h +++ b/include/linux/entry-common.h @@ -360,7 +360,7 @@ void syscall_exit_to_user_mode_work(struct pt_regs *regs); * * This is a combination of syscall_exit_to_user_mode_work() (1,2) and * exit_to_user_mode(). This function is preferred unless there is a - * compelling architectural reason to use the seperate functions. + * compelling architectural reason to use the separate functions. */ void syscall_exit_to_user_mode(struct pt_regs *regs); @@ -381,7 +381,7 @@ void irqentry_enter_from_user_mode(struct pt_regs *regs); * irqentry_exit_to_user_mode - Interrupt exit work * @regs: Pointer to current's pt_regs * - * Invoked with interrupts disbled and fully valid regs. Returns with all + * Invoked with interrupts disabled and fully valid regs. Returns with all * work handled, interrupts disabled such that the caller can immediately * switch to user mode. Called from architecture specific interrupt * handling code. diff --git a/include/linux/ethtool.h b/include/linux/ethtool.h index ec4cd3921c67..cdca84e6dd6b 100644 --- a/include/linux/ethtool.h +++ b/include/linux/ethtool.h @@ -87,9 +87,7 @@ u32 ethtool_op_get_link(struct net_device *dev); int ethtool_op_get_ts_info(struct net_device *dev, struct ethtool_ts_info *eti); -/** - * struct ethtool_link_ext_state_info - link extended state and substate. - */ +/* Link extended state and substate. */ struct ethtool_link_ext_state_info { enum ethtool_link_ext_state link_ext_state; union { @@ -129,7 +127,6 @@ struct ethtool_link_ksettings { __ETHTOOL_DECLARE_LINK_MODE_MASK(lp_advertising); } link_modes; u32 lanes; - enum ethtool_link_mode_bit_indices link_mode; }; /** @@ -292,6 +289,9 @@ struct ethtool_pause_stats { * do not attach ext_substate attribute to netlink message). If link_ext_state * and link_ext_substate are unknown, return -ENODATA. If not implemented, * link_ext_state and link_ext_substate will not be sent to userspace. + * @get_eeprom_len: Read range of EEPROM addresses for validation of + * @get_eeprom and @set_eeprom requests. + * Returns 0 if device does not support EEPROM access. * @get_eeprom: Read data from the device EEPROM. * Should fill in the magic field. Don't need to check len for zero * or wraparound. Fill in the data argument with the eeprom values @@ -384,6 +384,8 @@ struct ethtool_pause_stats { * @get_module_eeprom: Get the eeprom information from the plug-in module * @get_eee: Get Energy-Efficient (EEE) supported and status. * @set_eee: Set EEE status (enable/disable) as well as LPI timers. + * @get_tunable: Read the value of a driver / device tunable. + * @set_tunable: Set the value of a driver / device tunable. * @get_per_queue_coalesce: Get interrupt coalescing parameters per queue. * It must check that the given queue number is valid. If neither a RX nor * a TX queue has this number, return -EINVAL. If only a RX queue or a TX @@ -547,8 +549,8 @@ struct phy_tdr_config; * @get_sset_count: Get number of strings that @get_strings will write. * @get_strings: Return a set of strings that describe the requested objects * @get_stats: Return extended statistics about the PHY device. - * @start_cable_test - Start a cable test - * @start_cable_test_tdr - Start a Time Domain Reflectometry cable test + * @start_cable_test: Start a cable test + * @start_cable_test_tdr: Start a Time Domain Reflectometry cable test * * All operations are optional (i.e. the function pointer may be set to %NULL) * and callers must take this into account. Callers must hold the RTNL lock. @@ -571,4 +573,12 @@ struct ethtool_phy_ops { */ void ethtool_set_ethtool_phy_ops(const struct ethtool_phy_ops *ops); +/* + * ethtool_params_from_link_mode - Derive link parameters from a given link mode + * @link_ksettings: Link parameters to be derived from the link mode + * @link_mode: Link mode + */ +void +ethtool_params_from_link_mode(struct ethtool_link_ksettings *link_ksettings, + enum ethtool_link_mode_bit_indices link_mode); #endif /* _LINUX_ETHTOOL_H */ diff --git a/include/linux/extcon.h b/include/linux/extcon.h index fd183fb9c20f..0c19010da77f 100644 --- a/include/linux/extcon.h +++ b/include/linux/extcon.h @@ -271,6 +271,29 @@ static inline void devm_extcon_unregister_notifier(struct device *dev, struct extcon_dev *edev, unsigned int id, struct notifier_block *nb) { } +static inline int extcon_register_notifier_all(struct extcon_dev *edev, + struct notifier_block *nb) +{ + return 0; +} + +static inline int extcon_unregister_notifier_all(struct extcon_dev *edev, + struct notifier_block *nb) +{ + return 0; +} + +static inline int devm_extcon_register_notifier_all(struct device *dev, + struct extcon_dev *edev, + struct notifier_block *nb) +{ + return 0; +} + +static inline void devm_extcon_unregister_notifier_all(struct device *dev, + struct extcon_dev *edev, + struct notifier_block *nb) { } + static inline struct extcon_dev *extcon_get_extcon_dev(const char *extcon_name) { return ERR_PTR(-ENODEV); diff --git a/include/linux/fileattr.h b/include/linux/fileattr.h new file mode 100644 index 000000000000..9e37e063ac69 --- /dev/null +++ b/include/linux/fileattr.h @@ -0,0 +1,59 @@ +/* SPDX-License-Identifier: GPL-2.0 */ + +#ifndef _LINUX_FILEATTR_H +#define _LINUX_FILEATTR_H + +/* Flags shared betwen flags/xflags */ +#define FS_COMMON_FL \ + (FS_SYNC_FL | FS_IMMUTABLE_FL | FS_APPEND_FL | \ + FS_NODUMP_FL | FS_NOATIME_FL | FS_DAX_FL | \ + FS_PROJINHERIT_FL) + +#define FS_XFLAG_COMMON \ + (FS_XFLAG_SYNC | FS_XFLAG_IMMUTABLE | FS_XFLAG_APPEND | \ + FS_XFLAG_NODUMP | FS_XFLAG_NOATIME | FS_XFLAG_DAX | \ + FS_XFLAG_PROJINHERIT) + +/* + * Merged interface for miscellaneous file attributes. 'flags' originates from + * ext* and 'fsx_flags' from xfs. There's some overlap between the two, which + * is handled by the VFS helpers, so filesystems are free to implement just one + * or both of these sub-interfaces. + */ +struct fileattr { + u32 flags; /* flags (FS_IOC_GETFLAGS/FS_IOC_SETFLAGS) */ + /* struct fsxattr: */ + u32 fsx_xflags; /* xflags field value (get/set) */ + u32 fsx_extsize; /* extsize field value (get/set)*/ + u32 fsx_nextents; /* nextents field value (get) */ + u32 fsx_projid; /* project identifier (get/set) */ + u32 fsx_cowextsize; /* CoW extsize field value (get/set)*/ + /* selectors: */ + bool flags_valid:1; + bool fsx_valid:1; +}; + +int copy_fsxattr_to_user(const struct fileattr *fa, struct fsxattr __user *ufa); + +void fileattr_fill_xflags(struct fileattr *fa, u32 xflags); +void fileattr_fill_flags(struct fileattr *fa, u32 flags); + +/** + * fileattr_has_fsx - check for extended flags/attributes + * @fa: fileattr pointer + * + * Return: true if any attributes are present that are not represented in + * ->flags. + */ +static inline bool fileattr_has_fsx(const struct fileattr *fa) +{ + return fa->fsx_valid && + ((fa->fsx_xflags & ~FS_XFLAG_COMMON) || fa->fsx_extsize != 0 || + fa->fsx_projid != 0 || fa->fsx_cowextsize != 0); +} + +int vfs_fileattr_get(struct dentry *dentry, struct fileattr *fa); +int vfs_fileattr_set(struct user_namespace *mnt_userns, struct dentry *dentry, + struct fileattr *fa); + +#endif /* _LINUX_FILEATTR_H */ diff --git a/include/linux/firmware/intel/stratix10-svc-client.h b/include/linux/firmware/intel/stratix10-svc-client.h index ebc295647581..19781b0f6429 100644 --- a/include/linux/firmware/intel/stratix10-svc-client.h +++ b/include/linux/firmware/intel/stratix10-svc-client.h @@ -56,7 +56,7 @@ * COMMAND_RECONFIG_FLAG_PARTIAL: * Set to FPGA configuration type (full or partial). */ -#define COMMAND_RECONFIG_FLAG_PARTIAL 1 +#define COMMAND_RECONFIG_FLAG_PARTIAL 0 /* * Timeout settings for service clients: diff --git a/include/linux/firmware/xlnx-zynqmp.h b/include/linux/firmware/xlnx-zynqmp.h index 71177b17eee5..66e2423d9feb 100644 --- a/include/linux/firmware/xlnx-zynqmp.h +++ b/include/linux/firmware/xlnx-zynqmp.h @@ -354,11 +354,6 @@ int zynqmp_pm_read_pggs(u32 index, u32 *value); int zynqmp_pm_system_shutdown(const u32 type, const u32 subtype); int zynqmp_pm_set_boot_health_status(u32 value); #else -static inline struct zynqmp_eemi_ops *zynqmp_pm_get_eemi_ops(void) -{ - return ERR_PTR(-ENODEV); -} - static inline int zynqmp_pm_get_api_version(u32 *version) { return -ENODEV; diff --git a/include/linux/freezer.h b/include/linux/freezer.h index 27828145ca09..0621c5f86c39 100644 --- a/include/linux/freezer.h +++ b/include/linux/freezer.h @@ -279,7 +279,6 @@ static inline int freeze_kernel_threads(void) { return -ENOSYS; } static inline void thaw_processes(void) {} static inline void thaw_kernel_threads(void) {} -static inline bool try_to_freeze_nowarn(void) { return false; } static inline bool try_to_freeze(void) { return false; } static inline void freezer_do_not_count(void) {} diff --git a/include/linux/fs.h b/include/linux/fs.h index 3eaf5f27a0e4..5ac7bad3f0de 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -70,6 +70,7 @@ struct fsverity_info; struct fsverity_operations; struct fs_context; struct fs_parameter_spec; +struct fileattr; extern void __init inode_init(void); extern void __init inode_init_early(void); @@ -1859,7 +1860,7 @@ static inline void sb_start_pagefault(struct super_block *sb) __sb_start_write(sb, SB_FREEZE_PAGEFAULT); } -/* +/** * sb_start_intwrite - get write access to a superblock for internal fs purposes * @sb: the super we write to * @@ -1902,6 +1903,17 @@ int vfs_rmdir(struct user_namespace *, struct inode *, struct dentry *); int vfs_unlink(struct user_namespace *, struct inode *, struct dentry *, struct inode **); +/** + * struct renamedata - contains all information required for renaming + * @old_mnt_userns: old user namespace of the mount the inode was found from + * @old_dir: parent of source + * @old_dentry: source + * @new_mnt_userns: new user namespace of the mount the inode was found from + * @new_dir: parent of destination + * @new_dentry: destination + * @delegated_inode: returns an inode needing a delegation break + * @flags: rename flags + */ struct renamedata { struct user_namespace *old_mnt_userns; struct inode *old_dir; @@ -2083,6 +2095,9 @@ struct inode_operations { struct dentry *, umode_t); int (*set_acl)(struct user_namespace *, struct inode *, struct posix_acl *, int); + int (*fileattr_set)(struct user_namespace *mnt_userns, + struct dentry *dentry, struct fileattr *fa); + int (*fileattr_get)(struct dentry *dentry, struct fileattr *fa); } ____cacheline_aligned; static inline ssize_t call_read_iter(struct file *file, struct kiocb *kio, @@ -3004,6 +3019,11 @@ static inline bool execute_ok(struct inode *inode) return (inode->i_mode & S_IXUGO) || S_ISDIR(inode->i_mode); } +static inline bool inode_wrong_type(const struct inode *inode, umode_t mode) +{ + return (inode->i_mode ^ mode) & S_IFMT; +} + static inline void file_start_write(struct file *file) { if (!S_ISREG(file_inode(file)->i_mode)) @@ -3281,7 +3301,7 @@ static inline ssize_t blockdev_direct_IO(struct kiocb *iocb, void inode_dio_wait(struct inode *inode); -/* +/** * inode_dio_begin - signal start of a direct I/O requests * @inode: inode the direct I/O happens on * @@ -3293,7 +3313,7 @@ static inline void inode_dio_begin(struct inode *inode) atomic_inc(&inode->i_dio_count); } -/* +/** * inode_dio_end - signal finish of a direct I/O requests * @inode: inode the direct I/O happens on * @@ -3687,18 +3707,6 @@ extern int vfs_fadvise(struct file *file, loff_t offset, loff_t len, extern int generic_fadvise(struct file *file, loff_t offset, loff_t len, int advice); -int vfs_ioc_setflags_prepare(struct inode *inode, unsigned int oldflags, - unsigned int flags); - -int vfs_ioc_fssetxattr_check(struct inode *inode, const struct fsxattr *old_fa, - struct fsxattr *fa); - -static inline void simple_fill_fsxattr(struct fsxattr *fa, __u32 xflags) -{ - memset(fa, 0, sizeof(*fa)); - fa->fsx_xflags = xflags; -} - /* * Flush file data before changing attributes. Caller must hold any locks * required to prevent further writes to this file until we're done setting diff --git a/include/linux/fsl/guts.h b/include/linux/fsl/guts.h index 0ac27b233f12..fdb55ca47a4f 100644 --- a/include/linux/fsl/guts.h +++ b/include/linux/fsl/guts.h @@ -1,5 +1,5 @@ /* SPDX-License-Identifier: GPL-2.0-or-later */ -/** +/* * Freecale 85xx and 86xx Global Utilties register set * * Authors: Jeff Brown @@ -14,7 +14,7 @@ #include <linux/types.h> #include <linux/io.h> -/** +/* * Global Utility Registers. * * Not all registers defined in this structure are available on all chips, so diff --git a/include/linux/hardirq.h b/include/linux/hardirq.h index 7c9d6a2d7e90..69bc86ea382c 100644 --- a/include/linux/hardirq.h +++ b/include/linux/hardirq.h @@ -6,6 +6,7 @@ #include <linux/preempt.h> #include <linux/lockdep.h> #include <linux/ftrace_irq.h> +#include <linux/sched.h> #include <linux/vtime.h> #include <asm/hardirq.h> diff --git a/include/linux/hid-sensor-hub.h b/include/linux/hid-sensor-hub.h index 763802b2b8f9..c27329e2a5ad 100644 --- a/include/linux/hid-sensor-hub.h +++ b/include/linux/hid-sensor-hub.h @@ -231,6 +231,7 @@ struct hid_sensor_common { struct hid_sensor_hub_attribute_info report_state; struct hid_sensor_hub_attribute_info power_state; struct hid_sensor_hub_attribute_info sensitivity; + struct hid_sensor_hub_attribute_info sensitivity_rel; struct hid_sensor_hub_attribute_info report_latency; struct work_struct work; }; @@ -248,11 +249,17 @@ static inline int hid_sensor_convert_exponent(int unit_expo) int hid_sensor_parse_common_attributes(struct hid_sensor_hub_device *hsdev, u32 usage_id, - struct hid_sensor_common *st); + struct hid_sensor_common *st, + const u32 *sensitivity_addresses, + u32 sensitivity_addresses_len); int hid_sensor_write_raw_hyst_value(struct hid_sensor_common *st, int val1, int val2); +int hid_sensor_write_raw_hyst_rel_value(struct hid_sensor_common *st, int val1, + int val2); int hid_sensor_read_raw_hyst_value(struct hid_sensor_common *st, int *val1, int *val2); +int hid_sensor_read_raw_hyst_rel_value(struct hid_sensor_common *st, + int *val1, int *val2); int hid_sensor_write_samp_freq_value(struct hid_sensor_common *st, int val1, int val2); int hid_sensor_read_samp_freq_value(struct hid_sensor_common *st, diff --git a/include/linux/hid-sensor-ids.h b/include/linux/hid-sensor-ids.h index 3bbdbccc5805..ac631159403a 100644 --- a/include/linux/hid-sensor-ids.h +++ b/include/linux/hid-sensor-ids.h @@ -149,6 +149,7 @@ /* Per data field properties */ #define HID_USAGE_SENSOR_DATA_MOD_NONE 0x00 #define HID_USAGE_SENSOR_DATA_MOD_CHANGE_SENSITIVITY_ABS 0x1000 +#define HID_USAGE_SENSOR_DATA_MOD_CHANGE_SENSITIVITY_REL_PCT 0xE000 /* Power state enumerations */ #define HID_USAGE_SENSOR_PROP_POWER_STATE_UNDEFINED_ENUM 0x200850 diff --git a/include/linux/host1x.h b/include/linux/host1x.h index ce59a6a6a008..9eb77c87a83b 100644 --- a/include/linux/host1x.h +++ b/include/linux/host1x.h @@ -320,7 +320,14 @@ static inline struct host1x_device *to_host1x_device(struct device *dev) int host1x_device_init(struct host1x_device *device); int host1x_device_exit(struct host1x_device *device); -int host1x_client_register(struct host1x_client *client); +int __host1x_client_register(struct host1x_client *client, + struct lock_class_key *key); +#define host1x_client_register(class) \ + ({ \ + static struct lock_class_key __key; \ + __host1x_client_register(class, &__key); \ + }) + int host1x_client_unregister(struct host1x_client *client); int host1x_client_suspend(struct host1x_client *client); diff --git a/include/linux/hugetlb_cgroup.h b/include/linux/hugetlb_cgroup.h index 2ad6e92f124a..0bff345c4bc6 100644 --- a/include/linux/hugetlb_cgroup.h +++ b/include/linux/hugetlb_cgroup.h @@ -113,6 +113,11 @@ static inline bool hugetlb_cgroup_disabled(void) return !cgroup_subsys_enabled(hugetlb_cgrp_subsys); } +static inline void hugetlb_cgroup_put_rsvd_cgroup(struct hugetlb_cgroup *h_cg) +{ + css_put(&h_cg->css); +} + extern int hugetlb_cgroup_charge_cgroup(int idx, unsigned long nr_pages, struct hugetlb_cgroup **ptr); extern int hugetlb_cgroup_charge_cgroup_rsvd(int idx, unsigned long nr_pages, @@ -138,7 +143,8 @@ extern void hugetlb_cgroup_uncharge_counter(struct resv_map *resv, extern void hugetlb_cgroup_uncharge_file_region(struct resv_map *resv, struct file_region *rg, - unsigned long nr_pages); + unsigned long nr_pages, + bool region_del); extern void hugetlb_cgroup_file_init(void) __init; extern void hugetlb_cgroup_migrate(struct page *oldhpage, @@ -147,7 +153,8 @@ extern void hugetlb_cgroup_migrate(struct page *oldhpage, #else static inline void hugetlb_cgroup_uncharge_file_region(struct resv_map *resv, struct file_region *rg, - unsigned long nr_pages) + unsigned long nr_pages, + bool region_del) { } @@ -185,6 +192,10 @@ static inline bool hugetlb_cgroup_disabled(void) return true; } +static inline void hugetlb_cgroup_put_rsvd_cgroup(struct hugetlb_cgroup *h_cg) +{ +} + static inline int hugetlb_cgroup_charge_cgroup(int idx, unsigned long nr_pages, struct hugetlb_cgroup **ptr) { diff --git a/include/linux/hyperv.h b/include/linux/hyperv.h index f1d74dcf0353..9c2373a1cb2d 100644 --- a/include/linux/hyperv.h +++ b/include/linux/hyperv.h @@ -234,6 +234,7 @@ static inline u32 hv_get_avail_to_write_percent( * 5 . 0 (Newer Windows 10) * 5 . 1 (Windows 10 RS4) * 5 . 2 (Windows Server 2019, RS5) + * 5 . 3 (Windows Server 2022) */ #define VERSION_WS2008 ((0 << 16) | (13)) @@ -245,6 +246,7 @@ static inline u32 hv_get_avail_to_write_percent( #define VERSION_WIN10_V5 ((5 << 16) | (0)) #define VERSION_WIN10_V5_1 ((5 << 16) | (1)) #define VERSION_WIN10_V5_2 ((5 << 16) | (2)) +#define VERSION_WIN10_V5_3 ((5 << 16) | (3)) /* Make maximum size of pipe payload of 16K */ #define MAX_PIPE_DATA_PAYLOAD (sizeof(u8) * 16384) @@ -284,7 +286,7 @@ struct vmbus_channel_offer { /* * Pipes: - * The following sructure is an integrated pipe protocol, which + * The following structure is an integrated pipe protocol, which * is implemented on top of standard user-defined data. Pipe * clients have MAX_PIPE_USER_DEFINED_BYTES left for their own * use. @@ -475,6 +477,7 @@ enum vmbus_channel_message_type { CHANNELMSG_TL_CONNECT_REQUEST = 21, CHANNELMSG_MODIFYCHANNEL = 22, CHANNELMSG_TL_CONNECT_RESULT = 23, + CHANNELMSG_MODIFYCHANNEL_RESPONSE = 24, CHANNELMSG_COUNT }; @@ -588,6 +591,13 @@ struct vmbus_channel_open_result { u32 status; } __packed; +/* Modify Channel Result parameters */ +struct vmbus_channel_modifychannel_response { + struct vmbus_channel_message_header header; + u32 child_relid; + u32 status; +} __packed; + /* Close channel parameters; */ struct vmbus_channel_close_channel { struct vmbus_channel_message_header header; @@ -720,6 +730,7 @@ struct vmbus_channel_msginfo { struct vmbus_channel_gpadl_torndown gpadl_torndown; struct vmbus_channel_gpadl_created gpadl_created; struct vmbus_channel_version_response version_response; + struct vmbus_channel_modifychannel_response modify_response; } response; u32 msgsize; @@ -883,11 +894,11 @@ struct vmbus_channel { * Support for sub-channels. For high performance devices, * it will be useful to have multiple sub-channels to support * a scalable communication infrastructure with the host. - * The support for sub-channels is implemented as an extention + * The support for sub-channels is implemented as an extension * to the current infrastructure. * The initial offer is considered the primary channel and this * offer message will indicate if the host supports sub-channels. - * The guest is free to ask for sub-channels to be offerred and can + * The guest is free to ask for sub-channels to be offered and can * open these sub-channels as a normal "primary" channel. However, * all sub-channels will have the same type and instance guids as the * primary channel. Requests sent on a given channel will result in a @@ -951,7 +962,7 @@ struct vmbus_channel { * Clearly, these optimizations improve throughput at the expense of * latency. Furthermore, since the channel is shared for both * control and data messages, control messages currently suffer - * unnecessary latency adversley impacting performance and boot + * unnecessary latency adversely impacting performance and boot * time. To fix this issue, permit tagging the channel as being * in "low latency" mode. In this mode, we will bypass the monitor * mechanism. @@ -1594,7 +1605,7 @@ extern __u32 vmbus_proto_version; int vmbus_send_tl_connect_request(const guid_t *shv_guest_servie_id, const guid_t *shv_host_servie_id); -int vmbus_send_modifychannel(u32 child_relid, u32 target_vp); +int vmbus_send_modifychannel(struct vmbus_channel *channel, u32 target_vp); void vmbus_set_event(struct vmbus_channel *channel); /* Get the start of the ring buffer. */ diff --git a/include/linux/if_macvlan.h b/include/linux/if_macvlan.h index 96556c64c95d..10c94a3936ca 100644 --- a/include/linux/if_macvlan.h +++ b/include/linux/if_macvlan.h @@ -43,13 +43,14 @@ static inline void macvlan_count_rx(const struct macvlan_dev *vlan, if (likely(success)) { struct vlan_pcpu_stats *pcpu_stats; - pcpu_stats = this_cpu_ptr(vlan->pcpu_stats); + pcpu_stats = get_cpu_ptr(vlan->pcpu_stats); u64_stats_update_begin(&pcpu_stats->syncp); pcpu_stats->rx_packets++; pcpu_stats->rx_bytes += len; if (multicast) pcpu_stats->rx_multicast++; u64_stats_update_end(&pcpu_stats->syncp); + put_cpu_ptr(vlan->pcpu_stats); } else { this_cpu_inc(vlan->pcpu_stats->rx_errors); } diff --git a/include/linux/iio/adc/adi-axi-adc.h b/include/linux/iio/adc/adi-axi-adc.h index c5d48e1c2d36..52620e5b8052 100644 --- a/include/linux/iio/adc/adi-axi-adc.h +++ b/include/linux/iio/adc/adi-axi-adc.h @@ -15,7 +15,7 @@ struct iio_chan_spec; * struct adi_axi_adc_chip_info - Chip specific information * @name Chip name * @id Chip ID (usually product ID) - * @channels Channel specifications of type @struct axi_adc_chan_spec + * @channels Channel specifications of type @struct iio_chan_spec * @num_channels Number of @channels * @scale_table Supported scales by the chip; tuples of 2 ints * @num_scales Number of scales in the table diff --git a/include/linux/iio/buffer-dmaengine.h b/include/linux/iio/buffer-dmaengine.h index 5b502291d6a4..5c355be89814 100644 --- a/include/linux/iio/buffer-dmaengine.h +++ b/include/linux/iio/buffer-dmaengine.h @@ -7,10 +7,11 @@ #ifndef __IIO_DMAENGINE_H__ #define __IIO_DMAENGINE_H__ -struct iio_buffer; +struct iio_dev; struct device; -struct iio_buffer *devm_iio_dmaengine_buffer_alloc(struct device *dev, - const char *channel); +int devm_iio_dmaengine_buffer_setup(struct device *dev, + struct iio_dev *indio_dev, + const char *channel); #endif diff --git a/include/linux/iio/buffer.h b/include/linux/iio/buffer.h index 8febc23f5f26..b6928ac5c63d 100644 --- a/include/linux/iio/buffer.h +++ b/include/linux/iio/buffer.h @@ -41,7 +41,7 @@ static inline int iio_push_to_buffers_with_timestamp(struct iio_dev *indio_dev, bool iio_validate_scan_mask_onehot(struct iio_dev *indio_dev, const unsigned long *mask); -void iio_device_attach_buffer(struct iio_dev *indio_dev, - struct iio_buffer *buffer); +int iio_device_attach_buffer(struct iio_dev *indio_dev, + struct iio_buffer *buffer); #endif /* _IIO_BUFFER_GENERIC_H_ */ diff --git a/include/linux/iio/buffer_impl.h b/include/linux/iio/buffer_impl.h index a63dc07b7350..245b32918ae1 100644 --- a/include/linux/iio/buffer_impl.h +++ b/include/linux/iio/buffer_impl.h @@ -6,6 +6,8 @@ #ifdef CONFIG_IIO_BUFFER +#include <uapi/linux/iio/buffer.h> + struct iio_dev; struct iio_buffer; @@ -72,6 +74,9 @@ struct iio_buffer { /** @length: Number of datums in buffer. */ unsigned int length; + /** @flags: File ops flags including busy flag. */ + unsigned long flags; + /** @bytes_per_datum: Size of individual datum including timestamp. */ size_t bytes_per_datum; @@ -97,17 +102,14 @@ struct iio_buffer { /* @scan_timestamp: Does the scan mode include a timestamp. */ bool scan_timestamp; - /* @scan_el_dev_attr_list: List of scan element related attributes. */ - struct list_head scan_el_dev_attr_list; - - /* @buffer_group: Attributes of the buffer group. */ - struct attribute_group buffer_group; + /* @buffer_attr_list: List of buffer attributes. */ + struct list_head buffer_attr_list; /* - * @scan_el_group: Attribute group for those attributes not - * created from the iio_chan_info array. + * @buffer_group: Attributes of the new buffer group. + * Includes scan elements attributes. */ - struct attribute_group scan_el_group; + struct attribute_group buffer_group; /* @attrs: Standard attributes of the buffer. */ const struct attribute **attrs; @@ -115,6 +117,9 @@ struct iio_buffer { /* @demux_bounce: Buffer for doing gather from incoming scan. */ void *demux_bounce; + /* @attached_entry: Entry in the devices list of buffers attached by the driver. */ + struct list_head attached_entry; + /* @buffer_list: Entry in the devices list of current buffers. */ struct list_head buffer_list; diff --git a/include/linux/iio/common/cros_ec_sensors_core.h b/include/linux/iio/common/cros_ec_sensors_core.h index c9b80be82440..7ce8a8adad58 100644 --- a/include/linux/iio/common/cros_ec_sensors_core.h +++ b/include/linux/iio/common/cros_ec_sensors_core.h @@ -96,8 +96,7 @@ struct platform_device; int cros_ec_sensors_core_init(struct platform_device *pdev, struct iio_dev *indio_dev, bool physical_device, cros_ec_sensors_capture_t trigger_capture, - cros_ec_sensorhub_push_data_cb_t push_data, - bool has_hw_fifo); + cros_ec_sensorhub_push_data_cb_t push_data); irqreturn_t cros_ec_sensors_capture(int irq, void *p); int cros_ec_sensors_push_data(struct iio_dev *indio_dev, diff --git a/include/linux/iio/consumer.h b/include/linux/iio/consumer.h index 0a90ba8fa1bb..5fa5957586cf 100644 --- a/include/linux/iio/consumer.h +++ b/include/linux/iio/consumer.h @@ -242,6 +242,21 @@ int iio_read_channel_average_raw(struct iio_channel *chan, int *val); int iio_read_channel_processed(struct iio_channel *chan, int *val); /** + * iio_read_channel_processed_scale() - read and scale a processed value + * @chan: The channel being queried. + * @val: Value read back. + * @scale: Scale factor to apply during the conversion + * + * Returns an error code or 0. + * + * This function will read a processed value from a channel. This will work + * like @iio_read_channel_processed() but also scale with an additional + * scale factor while attempting to minimize any precision loss. + */ +int iio_read_channel_processed_scale(struct iio_channel *chan, int *val, + unsigned int scale); + +/** * iio_write_channel_attribute() - Write values to the device attribute. * @chan: The channel being queried. * @val: Value being written. diff --git a/include/linux/iio/dac/mcp4725.h b/include/linux/iio/dac/mcp4725.h index e9801c8d49c0..1f7e53c506b6 100644 --- a/include/linux/iio/dac/mcp4725.h +++ b/include/linux/iio/dac/mcp4725.h @@ -15,7 +15,7 @@ * @vref_buffered: Controls buffering of the external reference voltage. * * Vref related settings are available only on MCP4756. See - * Documentation/devicetree/bindings/iio/dac/mcp4725.txt for more information. + * Documentation/devicetree/bindings/iio/dac/microchip,mcp4725.yaml for more information. */ struct mcp4725_platform_data { bool use_vref; diff --git a/include/linux/iio/iio-opaque.h b/include/linux/iio/iio-opaque.h index 07c5a8e52ca8..32addd5e790e 100644 --- a/include/linux/iio/iio-opaque.h +++ b/include/linux/iio/iio-opaque.h @@ -7,11 +7,18 @@ * struct iio_dev_opaque - industrial I/O device opaque information * @indio_dev: public industrial I/O device information * @event_interface: event chrdevs associated with interrupt lines + * @attached_buffers: array of buffers statically attached by the driver + * @attached_buffers_cnt: number of buffers in the array of statically attached buffers + * @buffer_ioctl_handler: ioctl() handler for this IIO device's buffer interface * @buffer_list: list of all buffers currently attached * @channel_attr_list: keep track of automatically created channel * attributes * @chan_attr_group: group for all attrs in base directory * @ioctl_handlers: ioctl handlers registered with the core handler + * @groups: attribute groups + * @groupcounter: index of next attribute group + * @legacy_scan_el_group: attribute group for legacy scan elements attribute group + * @legacy_buffer_group: attribute group for legacy buffer attributes group * @debugfs_dentry: device specific debugfs dentry * @cached_reg_addr: cached register address for debugfs reads * @read_buf: read buffer to be used for the initial reg read @@ -20,10 +27,17 @@ struct iio_dev_opaque { struct iio_dev indio_dev; struct iio_event_interface *event_interface; + struct iio_buffer **attached_buffers; + unsigned int attached_buffers_cnt; + struct iio_ioctl_handler *buffer_ioctl_handler; struct list_head buffer_list; struct list_head channel_attr_list; struct attribute_group chan_attr_group; struct list_head ioctl_handlers; + const struct attribute_group **groups; + int groupcounter; + struct attribute_group legacy_scan_el_group; + struct attribute_group legacy_buffer_group; #if defined(CONFIG_DEBUG_FS) struct dentry *debugfs_dentry; unsigned cached_reg_addr; diff --git a/include/linux/iio/iio.h b/include/linux/iio/iio.h index e4a9822e6495..f2d65e2e88b6 100644 --- a/include/linux/iio/iio.h +++ b/include/linux/iio/iio.h @@ -518,8 +518,6 @@ struct iio_buffer_setup_ops { * @setup_ops: [DRIVER] callbacks to call before and after buffer * enable/disable * @chrdev: [INTERN] associated character device - * @groups: [INTERN] attribute groups - * @groupcounter: [INTERN] index of next attribute group * @flags: [INTERN] file ops related flags including busy flag. * @priv: [DRIVER] reference to driver's private information * **MUST** be accessed **ONLY** via iio_priv() helper @@ -556,9 +554,6 @@ struct iio_dev { struct mutex info_exist_lock; const struct iio_buffer_setup_ops *setup_ops; struct cdev chrdev; -#define IIO_MAX_GROUPS 6 - const struct attribute_group *groups[IIO_MAX_GROUPS + 1]; - int groupcounter; unsigned long flags; void *priv; @@ -698,7 +693,7 @@ static inline void *iio_priv(const struct iio_dev *indio_dev) void iio_device_free(struct iio_dev *indio_dev); struct iio_dev *devm_iio_device_alloc(struct device *parent, int sizeof_priv); __printf(2, 3) -struct iio_trigger *devm_iio_trigger_alloc(struct device *dev, +struct iio_trigger *devm_iio_trigger_alloc(struct device *parent, const char *fmt, ...); /** * iio_buffer_enabled() - helper function to test if the buffer is enabled diff --git a/include/linux/iio/imu/adis.h b/include/linux/iio/imu/adis.h index 04e96d688ba9..f9b728d490b1 100644 --- a/include/linux/iio/imu/adis.h +++ b/include/linux/iio/imu/adis.h @@ -428,6 +428,16 @@ static inline int adis_initial_startup(struct adis *adis) return ret; } +static inline void adis_dev_lock(struct adis *adis) +{ + mutex_lock(&adis->state_lock); +} + +static inline void adis_dev_unlock(struct adis *adis) +{ + mutex_unlock(&adis->state_lock); +} + int adis_single_conversion(struct iio_dev *indio_dev, const struct iio_chan_spec *chan, unsigned int error_mask, int *val); diff --git a/include/linux/iio/kfifo_buf.h b/include/linux/iio/kfifo_buf.h index 1fc1efa7799d..ccd2ceae7b25 100644 --- a/include/linux/iio/kfifo_buf.h +++ b/include/linux/iio/kfifo_buf.h @@ -3,11 +3,20 @@ #define __LINUX_IIO_KFIFO_BUF_H__ struct iio_buffer; +struct iio_buffer_setup_ops; +struct iio_dev; struct device; struct iio_buffer *iio_kfifo_allocate(void); void iio_kfifo_free(struct iio_buffer *r); -struct iio_buffer *devm_iio_kfifo_allocate(struct device *dev); +int devm_iio_kfifo_buffer_setup_ext(struct device *dev, + struct iio_dev *indio_dev, + int mode_flags, + const struct iio_buffer_setup_ops *setup_ops, + const struct attribute **buffer_attrs); + +#define devm_iio_kfifo_buffer_setup(dev, indio_dev, mode_flags, setup_ops) \ + devm_iio_kfifo_buffer_setup_ext((dev), (indio_dev), (mode_flags), (setup_ops), NULL) #endif diff --git a/include/linux/iio/sysfs.h b/include/linux/iio/sysfs.h index b532c875bc24..e51fba66de4b 100644 --- a/include/linux/iio/sysfs.h +++ b/include/linux/iio/sysfs.h @@ -9,6 +9,7 @@ #ifndef _INDUSTRIAL_IO_SYSFS_H_ #define _INDUSTRIAL_IO_SYSFS_H_ +struct iio_buffer; struct iio_chan_spec; /** @@ -17,12 +18,14 @@ struct iio_chan_spec; * @address: associated register address * @l: list head for maintaining list of dynamically created attrs * @c: specification for the underlying channel + * @buffer: the IIO buffer to which this attribute belongs to (if any) */ struct iio_dev_attr { struct device_attribute dev_attr; u64 address; struct list_head l; struct iio_chan_spec const *c; + struct iio_buffer *buffer; }; #define to_iio_dev_attr(_dev_attr) \ diff --git a/include/linux/iio/trigger.h b/include/linux/iio/trigger.h index 055890b6ffcf..096f68dd2e0c 100644 --- a/include/linux/iio/trigger.h +++ b/include/linux/iio/trigger.h @@ -161,7 +161,8 @@ void iio_trigger_poll_chained(struct iio_trigger *trig); irqreturn_t iio_trigger_generic_data_rdy_poll(int irq, void *private); -__printf(1, 2) struct iio_trigger *iio_trigger_alloc(const char *fmt, ...); +__printf(2, 3) +struct iio_trigger *iio_trigger_alloc(struct device *parent, const char *fmt, ...); void iio_trigger_free(struct iio_trigger *trig); /** diff --git a/include/linux/iio/types.h b/include/linux/iio/types.h index 1e3ed6f55bca..84b3f8175cc6 100644 --- a/include/linux/iio/types.h +++ b/include/linux/iio/types.h @@ -16,6 +16,7 @@ enum iio_event_info { IIO_EV_INFO_PERIOD, IIO_EV_INFO_HIGH_PASS_FILTER_3DB, IIO_EV_INFO_LOW_PASS_FILTER_3DB, + IIO_EV_INFO_TIMEOUT, }; #define IIO_VAL_INT 1 @@ -50,6 +51,7 @@ enum iio_chan_info_enum { IIO_CHAN_INFO_PHASE, IIO_CHAN_INFO_HARDWAREGAIN, IIO_CHAN_INFO_HYSTERESIS, + IIO_CHAN_INFO_HYSTERESIS_RELATIVE, IIO_CHAN_INFO_INT_TIME, IIO_CHAN_INFO_ENABLE, IIO_CHAN_INFO_CALIBHEIGHT, diff --git a/include/linux/init.h b/include/linux/init.h index 31f54de58429..045ad1650ed1 100644 --- a/include/linux/init.h +++ b/include/linux/init.h @@ -47,7 +47,7 @@ /* These are for everybody (although not all archs will actually discard it in modules) */ -#define __init __section(".init.text") __cold __latent_entropy __noinitretpoline +#define __init __section(".init.text") __cold __latent_entropy __noinitretpoline __nocfi #define __initdata __section(".init.data") #define __initconst __section(".init.rodata") #define __exitdata __section(".exit.data") @@ -220,8 +220,8 @@ extern bool initcall_debug; __initcall_name(initstub, __iid, id) #define __define_initcall_stub(__stub, fn) \ - int __init __stub(void); \ - int __init __stub(void) \ + int __init __cficanonical __stub(void); \ + int __init __cficanonical __stub(void) \ { \ return fn(); \ } \ diff --git a/include/linux/intel_rapl.h b/include/linux/intel_rapl.h index 50b8398ffd21..93780834fc8f 100644 --- a/include/linux/intel_rapl.h +++ b/include/linux/intel_rapl.h @@ -33,7 +33,7 @@ enum rapl_domain_reg_id { RAPL_DOMAIN_REG_MAX, }; -struct rapl_package; +struct rapl_domain; enum rapl_primitives { ENERGY_COUNTER, diff --git a/include/linux/interrupt.h b/include/linux/interrupt.h index 967e25767153..4777850a6dc7 100644 --- a/include/linux/interrupt.h +++ b/include/linux/interrupt.h @@ -61,6 +61,9 @@ * interrupt handler after suspending interrupts. For system * wakeup devices users need to implement wakeup detection in * their interrupt handlers. + * IRQF_NO_AUTOEN - Don't enable IRQ or NMI automatically when users request it. + * Users will enable it explicitly by enable_irq() or enable_nmi() + * later. */ #define IRQF_SHARED 0x00000080 #define IRQF_PROBE_SHARED 0x00000100 @@ -74,6 +77,7 @@ #define IRQF_NO_THREAD 0x00010000 #define IRQF_EARLY_RESUME 0x00020000 #define IRQF_COND_SUSPEND 0x00040000 +#define IRQF_NO_AUTOEN 0x00080000 #define IRQF_TIMER (__IRQF_TIMER | IRQF_NO_SUSPEND | IRQF_NO_THREAD) @@ -654,26 +658,21 @@ enum TASKLET_STATE_RUN /* Tasklet is running (SMP only) */ }; -#ifdef CONFIG_SMP +#if defined(CONFIG_SMP) || defined(CONFIG_PREEMPT_RT) static inline int tasklet_trylock(struct tasklet_struct *t) { return !test_and_set_bit(TASKLET_STATE_RUN, &(t)->state); } -static inline void tasklet_unlock(struct tasklet_struct *t) -{ - smp_mb__before_atomic(); - clear_bit(TASKLET_STATE_RUN, &(t)->state); -} +void tasklet_unlock(struct tasklet_struct *t); +void tasklet_unlock_wait(struct tasklet_struct *t); +void tasklet_unlock_spin_wait(struct tasklet_struct *t); -static inline void tasklet_unlock_wait(struct tasklet_struct *t) -{ - while (test_bit(TASKLET_STATE_RUN, &(t)->state)) { barrier(); } -} #else -#define tasklet_trylock(t) 1 -#define tasklet_unlock_wait(t) do { } while (0) -#define tasklet_unlock(t) do { } while (0) +static inline int tasklet_trylock(struct tasklet_struct *t) { return 1; } +static inline void tasklet_unlock(struct tasklet_struct *t) { } +static inline void tasklet_unlock_wait(struct tasklet_struct *t) { } +static inline void tasklet_unlock_spin_wait(struct tasklet_struct *t) { } #endif extern void __tasklet_schedule(struct tasklet_struct *t); @@ -698,6 +697,17 @@ static inline void tasklet_disable_nosync(struct tasklet_struct *t) smp_mb__after_atomic(); } +/* + * Do not use in new code. Disabling tasklets from atomic contexts is + * error prone and should be avoided. + */ +static inline void tasklet_disable_in_atomic(struct tasklet_struct *t) +{ + tasklet_disable_nosync(t); + tasklet_unlock_spin_wait(t); + smp_mb(); +} + static inline void tasklet_disable(struct tasklet_struct *t) { tasklet_disable_nosync(t); @@ -712,7 +722,6 @@ static inline void tasklet_enable(struct tasklet_struct *t) } extern void tasklet_kill(struct tasklet_struct *t); -extern void tasklet_kill_immediate(struct tasklet_struct *t, unsigned int cpu); extern void tasklet_init(struct tasklet_struct *t, void (*func)(unsigned long), unsigned long data); extern void tasklet_setup(struct tasklet_struct *t, diff --git a/include/linux/io.h b/include/linux/io.h index 8394c56babc2..61ff7d6278b6 100644 --- a/include/linux/io.h +++ b/include/linux/io.h @@ -68,6 +68,8 @@ void __iomem *devm_ioremap_uc(struct device *dev, resource_size_t offset, resource_size_t size); void __iomem *devm_ioremap_wc(struct device *dev, resource_size_t offset, resource_size_t size); +void __iomem *devm_ioremap_np(struct device *dev, resource_size_t offset, + resource_size_t size); void devm_iounmap(struct device *dev, void __iomem *addr); int check_signature(const volatile void __iomem *io_addr, const unsigned char *signature, int length); @@ -80,20 +82,20 @@ void devm_memunmap(struct device *dev, void *addr); #ifdef CONFIG_PCI /* * The PCI specifications (Rev 3.0, 3.2.5 "Transaction Ordering and - * Posting") mandate non-posted configuration transactions. There is - * no ioremap API in the kernel that can guarantee non-posted write - * semantics across arches so provide a default implementation for - * mapping PCI config space that defaults to ioremap(); arches - * should override it if they have memory mapping implementations that - * guarantee non-posted writes semantics to make the memory mapping - * compliant with the PCI specification. + * Posting") mandate non-posted configuration transactions. This default + * implementation attempts to use the ioremap_np() API to provide this + * on arches that support it, and falls back to ioremap() on those that + * don't. Overriding this function is deprecated; arches that properly + * support non-posted accesses should implement ioremap_np() instead, which + * this default implementation can then use to return mappings compliant with + * the PCI specification. */ #ifndef pci_remap_cfgspace #define pci_remap_cfgspace pci_remap_cfgspace static inline void __iomem *pci_remap_cfgspace(phys_addr_t offset, size_t size) { - return ioremap(offset, size); + return ioremap_np(offset, size) ?: ioremap(offset, size); } #endif #endif diff --git a/include/linux/ioport.h b/include/linux/ioport.h index 55de385c839c..8359c50f9988 100644 --- a/include/linux/ioport.h +++ b/include/linux/ioport.h @@ -108,6 +108,7 @@ struct resource { #define IORESOURCE_MEM_32BIT (3<<3) #define IORESOURCE_MEM_SHADOWABLE (1<<5) /* dup: IORESOURCE_SHADOWABLE */ #define IORESOURCE_MEM_EXPANSIONROM (1<<6) +#define IORESOURCE_MEM_NONPOSTED (1<<7) /* PnP I/O specific bits (IORESOURCE_BITS) */ #define IORESOURCE_IO_16BIT_ADDR (1<<0) @@ -331,7 +332,7 @@ static inline void irqresource_disabled(struct resource *res, u32 irq) { res->start = irq; res->end = irq; - res->flags = IORESOURCE_IRQ | IORESOURCE_DISABLED | IORESOURCE_UNSET; + res->flags |= IORESOURCE_IRQ | IORESOURCE_DISABLED | IORESOURCE_UNSET; } extern struct address_space *iomem_get_mapping(void); diff --git a/include/linux/irq.h b/include/linux/irq.h index 2efde6a79b7e..31b347c9f8dd 100644 --- a/include/linux/irq.h +++ b/include/linux/irq.h @@ -116,7 +116,7 @@ enum { * IRQ_SET_MASK_NOCPY - OK, chip did update irq_common_data.affinity * IRQ_SET_MASK_OK_DONE - Same as IRQ_SET_MASK_OK for core. Special code to * support stacked irqchips, which indicates skipping - * all descendent irqchips. + * all descendant irqchips. */ enum { IRQ_SET_MASK_OK = 0, @@ -302,7 +302,7 @@ static inline bool irqd_is_level_type(struct irq_data *d) /* * Must only be called of irqchip.irq_set_affinity() or low level - * hieararchy domain allocation functions. + * hierarchy domain allocation functions. */ static inline void irqd_set_single_target(struct irq_data *d) { @@ -1258,11 +1258,13 @@ int __init set_handle_irq(void (*handle_irq)(struct pt_regs *)); */ extern void (*handle_arch_irq)(struct pt_regs *) __ro_after_init; #else +#ifndef set_handle_irq #define set_handle_irq(handle_irq) \ do { \ (void)handle_irq; \ WARN_ON(1); \ } while (0) #endif +#endif #endif /* _LINUX_IRQ_H */ diff --git a/include/linux/irqchip/arm-gic-v3.h b/include/linux/irqchip/arm-gic-v3.h index f6d092fdb93d..81cbf85f73de 100644 --- a/include/linux/irqchip/arm-gic-v3.h +++ b/include/linux/irqchip/arm-gic-v3.h @@ -575,67 +575,11 @@ #define ICC_SRE_EL1_DFB (1U << 1) #define ICC_SRE_EL1_SRE (1U << 0) -/* - * Hypervisor interface registers (SRE only) - */ -#define ICH_LR_VIRTUAL_ID_MASK ((1ULL << 32) - 1) - -#define ICH_LR_EOI (1ULL << 41) -#define ICH_LR_GROUP (1ULL << 60) -#define ICH_LR_HW (1ULL << 61) -#define ICH_LR_STATE (3ULL << 62) -#define ICH_LR_PENDING_BIT (1ULL << 62) -#define ICH_LR_ACTIVE_BIT (1ULL << 63) -#define ICH_LR_PHYS_ID_SHIFT 32 -#define ICH_LR_PHYS_ID_MASK (0x3ffULL << ICH_LR_PHYS_ID_SHIFT) -#define ICH_LR_PRIORITY_SHIFT 48 -#define ICH_LR_PRIORITY_MASK (0xffULL << ICH_LR_PRIORITY_SHIFT) - /* These are for GICv2 emulation only */ #define GICH_LR_VIRTUALID (0x3ffUL << 0) #define GICH_LR_PHYSID_CPUID_SHIFT (10) #define GICH_LR_PHYSID_CPUID (7UL << GICH_LR_PHYSID_CPUID_SHIFT) -#define ICH_MISR_EOI (1 << 0) -#define ICH_MISR_U (1 << 1) - -#define ICH_HCR_EN (1 << 0) -#define ICH_HCR_UIE (1 << 1) -#define ICH_HCR_NPIE (1 << 3) -#define ICH_HCR_TC (1 << 10) -#define ICH_HCR_TALL0 (1 << 11) -#define ICH_HCR_TALL1 (1 << 12) -#define ICH_HCR_EOIcount_SHIFT 27 -#define ICH_HCR_EOIcount_MASK (0x1f << ICH_HCR_EOIcount_SHIFT) - -#define ICH_VMCR_ACK_CTL_SHIFT 2 -#define ICH_VMCR_ACK_CTL_MASK (1 << ICH_VMCR_ACK_CTL_SHIFT) -#define ICH_VMCR_FIQ_EN_SHIFT 3 -#define ICH_VMCR_FIQ_EN_MASK (1 << ICH_VMCR_FIQ_EN_SHIFT) -#define ICH_VMCR_CBPR_SHIFT 4 -#define ICH_VMCR_CBPR_MASK (1 << ICH_VMCR_CBPR_SHIFT) -#define ICH_VMCR_EOIM_SHIFT 9 -#define ICH_VMCR_EOIM_MASK (1 << ICH_VMCR_EOIM_SHIFT) -#define ICH_VMCR_BPR1_SHIFT 18 -#define ICH_VMCR_BPR1_MASK (7 << ICH_VMCR_BPR1_SHIFT) -#define ICH_VMCR_BPR0_SHIFT 21 -#define ICH_VMCR_BPR0_MASK (7 << ICH_VMCR_BPR0_SHIFT) -#define ICH_VMCR_PMR_SHIFT 24 -#define ICH_VMCR_PMR_MASK (0xffUL << ICH_VMCR_PMR_SHIFT) -#define ICH_VMCR_ENG0_SHIFT 0 -#define ICH_VMCR_ENG0_MASK (1 << ICH_VMCR_ENG0_SHIFT) -#define ICH_VMCR_ENG1_SHIFT 1 -#define ICH_VMCR_ENG1_MASK (1 << ICH_VMCR_ENG1_SHIFT) - -#define ICH_VTR_PRI_BITS_SHIFT 29 -#define ICH_VTR_PRI_BITS_MASK (7 << ICH_VTR_PRI_BITS_SHIFT) -#define ICH_VTR_ID_BITS_SHIFT 23 -#define ICH_VTR_ID_BITS_MASK (7 << ICH_VTR_ID_BITS_SHIFT) -#define ICH_VTR_SEIS_SHIFT 22 -#define ICH_VTR_SEIS_MASK (1 << ICH_VTR_SEIS_SHIFT) -#define ICH_VTR_A3V_SHIFT 21 -#define ICH_VTR_A3V_MASK (1 << ICH_VTR_A3V_SHIFT) - #define ICC_IAR1_EL1_SPURIOUS 0x3ff #define ICC_SRE_EL2_SRE (1 << 0) diff --git a/include/linux/irqchip/arm-gic-v4.h b/include/linux/irqchip/arm-gic-v4.h index 943c3411ca10..2c63375bbd43 100644 --- a/include/linux/irqchip/arm-gic-v4.h +++ b/include/linux/irqchip/arm-gic-v4.h @@ -145,4 +145,6 @@ int its_init_v4(struct irq_domain *domain, const struct irq_domain_ops *vpe_ops, const struct irq_domain_ops *sgi_ops); +bool gic_cpuif_has_vsgi(void); + #endif diff --git a/include/linux/irqdesc.h b/include/linux/irqdesc.h index 891b323266df..df4651250785 100644 --- a/include/linux/irqdesc.h +++ b/include/linux/irqdesc.h @@ -32,7 +32,7 @@ struct pt_regs; * @last_unhandled: aging timer for unhandled count * @irqs_unhandled: stats field for spurious unhandled interrupts * @threads_handled: stats field for deferred spurious detection of threaded handlers - * @threads_handled_last: comparator field for deferred spurious detection of theraded handlers + * @threads_handled_last: comparator field for deferred spurious detection of threaded handlers * @lock: locking for SMP * @affinity_hint: hint to user space for preferred irq affinity * @affinity_notify: context for notification of affinity changes diff --git a/include/linux/irqdomain.h b/include/linux/irqdomain.h index 33cacc8af26d..7a1dd7b969b6 100644 --- a/include/linux/irqdomain.h +++ b/include/linux/irqdomain.h @@ -415,15 +415,6 @@ static inline unsigned int irq_linear_revmap(struct irq_domain *domain, extern unsigned int irq_find_mapping(struct irq_domain *host, irq_hw_number_t hwirq); extern unsigned int irq_create_direct_mapping(struct irq_domain *host); -extern int irq_create_strict_mappings(struct irq_domain *domain, - unsigned int irq_base, - irq_hw_number_t hwirq_base, int count); - -static inline int irq_create_identity_mapping(struct irq_domain *host, - irq_hw_number_t hwirq) -{ - return irq_create_strict_mappings(host, hwirq, hwirq, 1); -} extern const struct irq_domain_ops irq_domain_simple_ops; diff --git a/include/linux/isicom.h b/include/linux/isicom.h deleted file mode 100644 index 7de6822d7b1a..000000000000 --- a/include/linux/isicom.h +++ /dev/null @@ -1,85 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -#ifndef _LINUX_ISICOM_H -#define _LINUX_ISICOM_H - -#define YES 1 -#define NO 0 - -/* - * ISICOM Driver definitions ... - * - */ - -#define ISICOM_NAME "ISICom" - -/* - * PCI definitions - */ - -#define DEVID_COUNT 9 -#define VENDOR_ID 0x10b5 - -/* - * These are now officially allocated numbers - */ - -#define ISICOM_NMAJOR 112 /* normal */ -#define ISICOM_CMAJOR 113 /* callout */ -#define ISICOM_MAGIC (('M' << 8) | 'T') - -#define WAKEUP_CHARS 256 /* hard coded for now */ -#define TX_SIZE 254 - -#define BOARD_COUNT 4 -#define PORT_COUNT (BOARD_COUNT*16) - -/* character sizes */ - -#define ISICOM_CS5 0x0000 -#define ISICOM_CS6 0x0001 -#define ISICOM_CS7 0x0002 -#define ISICOM_CS8 0x0003 - -/* stop bits */ - -#define ISICOM_1SB 0x0000 -#define ISICOM_2SB 0x0004 - -/* parity */ - -#define ISICOM_NOPAR 0x0000 -#define ISICOM_ODPAR 0x0008 -#define ISICOM_EVPAR 0x0018 - -/* flow control */ - -#define ISICOM_CTSRTS 0x03 -#define ISICOM_INITIATE_XONXOFF 0x04 -#define ISICOM_RESPOND_XONXOFF 0x08 - -#define BOARD(line) (((line) >> 4) & 0x3) - - /* isi kill queue bitmap */ - -#define ISICOM_KILLTX 0x01 -#define ISICOM_KILLRX 0x02 - - /* isi_board status bitmap */ - -#define FIRMWARE_LOADED 0x0001 -#define BOARD_ACTIVE 0x0002 -#define BOARD_INIT 0x0004 - - /* isi_port status bitmap */ - -#define ISI_CTS 0x1000 -#define ISI_DSR 0x2000 -#define ISI_RI 0x4000 -#define ISI_DCD 0x8000 -#define ISI_DTR 0x0100 -#define ISI_RTS 0x0200 - - -#define ISI_TXOK 0x0001 - -#endif /* ISICOM_H */ diff --git a/include/linux/jump_label.h b/include/linux/jump_label.h index d92691262f51..05f5554d860f 100644 --- a/include/linux/jump_label.h +++ b/include/linux/jump_label.h @@ -382,6 +382,21 @@ struct static_key_false { [0 ... (count) - 1] = STATIC_KEY_FALSE_INIT, \ } +#define _DEFINE_STATIC_KEY_1(name) DEFINE_STATIC_KEY_TRUE(name) +#define _DEFINE_STATIC_KEY_0(name) DEFINE_STATIC_KEY_FALSE(name) +#define DEFINE_STATIC_KEY_MAYBE(cfg, name) \ + __PASTE(_DEFINE_STATIC_KEY_, IS_ENABLED(cfg))(name) + +#define _DEFINE_STATIC_KEY_RO_1(name) DEFINE_STATIC_KEY_TRUE_RO(name) +#define _DEFINE_STATIC_KEY_RO_0(name) DEFINE_STATIC_KEY_FALSE_RO(name) +#define DEFINE_STATIC_KEY_MAYBE_RO(cfg, name) \ + __PASTE(_DEFINE_STATIC_KEY_RO_, IS_ENABLED(cfg))(name) + +#define _DECLARE_STATIC_KEY_1(name) DECLARE_STATIC_KEY_TRUE(name) +#define _DECLARE_STATIC_KEY_0(name) DECLARE_STATIC_KEY_FALSE(name) +#define DECLARE_STATIC_KEY_MAYBE(cfg, name) \ + __PASTE(_DECLARE_STATIC_KEY_, IS_ENABLED(cfg))(name) + extern bool ____wrong_branch_error(void); #define static_key_enabled(x) \ @@ -482,6 +497,10 @@ extern bool ____wrong_branch_error(void); #endif /* CONFIG_JUMP_LABEL */ +#define static_branch_maybe(config, x) \ + (IS_ENABLED(config) ? static_branch_likely(x) \ + : static_branch_unlikely(x)) + /* * Advanced usage; refcount, branch is enabled when: count != 0 */ diff --git a/include/linux/kasan.h b/include/linux/kasan.h index b91732bd05d7..d53ea3c047bc 100644 --- a/include/linux/kasan.h +++ b/include/linux/kasan.h @@ -330,7 +330,7 @@ static inline bool kasan_check_byte(const void *address) #endif /* CONFIG_KASAN */ -#if defined(CONFIG_KASAN) && CONFIG_KASAN_STACK +#if defined(CONFIG_KASAN) && defined(CONFIG_KASAN_STACK) void kasan_unpoison_task_stack(struct task_struct *task); #else static inline void kasan_unpoison_task_stack(struct task_struct *task) {} @@ -376,6 +376,12 @@ static inline void *kasan_reset_tag(const void *addr) #endif /* CONFIG_KASAN_SW_TAGS || CONFIG_KASAN_HW_TAGS*/ +#ifdef CONFIG_KASAN_HW_TAGS + +void kasan_report_async(void); + +#endif /* CONFIG_KASAN_HW_TAGS */ + #ifdef CONFIG_KASAN_SW_TAGS void __init kasan_init_sw_tags(void); #else diff --git a/include/linux/list_sort.h b/include/linux/list_sort.h index 20f178c24e9d..453105f74e05 100644 --- a/include/linux/list_sort.h +++ b/include/linux/list_sort.h @@ -6,8 +6,9 @@ struct list_head; +typedef int __attribute__((nonnull(2,3))) (*list_cmp_func_t)(void *, + const struct list_head *, const struct list_head *); + __attribute__((nonnull(2,3))) -void list_sort(void *priv, struct list_head *head, - int (*cmp)(void *priv, struct list_head *a, - struct list_head *b)); +void list_sort(void *priv, struct list_head *head, list_cmp_func_t cmp); #endif diff --git a/include/linux/marvell_phy.h b/include/linux/marvell_phy.h index 52b1610eae68..c544b70dfbd2 100644 --- a/include/linux/marvell_phy.h +++ b/include/linux/marvell_phy.h @@ -28,11 +28,12 @@ /* Marvel 88E1111 in Finisar SFP module with modified PHY ID */ #define MARVELL_PHY_ID_88E1111_FINISAR 0x01ff0cc0 -/* The MV88e6390 Ethernet switch contains embedded PHYs. These PHYs do +/* These Ethernet switch families contain embedded PHYs, but they do * not have a model ID. So the switch driver traps reads to the ID2 * register and returns the switch family ID */ -#define MARVELL_PHY_ID_88E6390 0x01410f90 +#define MARVELL_PHY_ID_88E6341_FAMILY 0x01410f41 +#define MARVELL_PHY_ID_88E6390_FAMILY 0x01410f90 #define MARVELL_PHY_FAMILY_ID(id) ((id) >> 4) diff --git a/include/linux/memblock.h b/include/linux/memblock.h index d13e3cd938b4..5984fff3f175 100644 --- a/include/linux/memblock.h +++ b/include/linux/memblock.h @@ -460,7 +460,7 @@ static inline void memblock_free_late(phys_addr_t base, phys_addr_t size) /* * Set the allocation direction to bottom-up or top-down. */ -static inline __init void memblock_set_bottom_up(bool enable) +static inline __init_memblock void memblock_set_bottom_up(bool enable) { memblock.bottom_up = enable; } @@ -470,7 +470,7 @@ static inline __init void memblock_set_bottom_up(bool enable) * if this is true, that said, memblock will allocate memory * in bottom-up direction. */ -static inline __init bool memblock_bottom_up(void) +static inline __init_memblock bool memblock_bottom_up(void) { return memblock.bottom_up; } diff --git a/include/linux/mfd/lpc_ich.h b/include/linux/mfd/lpc_ich.h index 6ddca2bbb3a8..39967a5eca6d 100644 --- a/include/linux/mfd/lpc_ich.h +++ b/include/linux/mfd/lpc_ich.h @@ -8,7 +8,7 @@ #ifndef LPC_ICH_H #define LPC_ICH_H -#include <linux/platform_data/intel-spi.h> +#include <linux/platform_data/x86/intel-spi.h> /* GPIO resources */ #define ICH_RES_GPIO 0 diff --git a/include/linux/mhi.h b/include/linux/mhi.h index d26acc8b21cd..944aa3aa3035 100644 --- a/include/linux/mhi.h +++ b/include/linux/mhi.h @@ -117,6 +117,7 @@ struct mhi_link_info { * @MHI_EE_WFW: WLAN firmware mode * @MHI_EE_PTHRU: Passthrough * @MHI_EE_EDL: Embedded downloader + * @MHI_EE_FP: Flash Programmer Environment */ enum mhi_ee_type { MHI_EE_PBL, @@ -126,7 +127,8 @@ enum mhi_ee_type { MHI_EE_WFW, MHI_EE_PTHRU, MHI_EE_EDL, - MHI_EE_MAX_SUPPORTED = MHI_EE_EDL, + MHI_EE_FP, + MHI_EE_MAX_SUPPORTED = MHI_EE_FP, MHI_EE_DISABLE_TRANSITION, /* local EE, not related to mhi spec */ MHI_EE_NOT_SUPPORTED, MHI_EE_MAX, @@ -203,7 +205,7 @@ enum mhi_db_brst_mode { * @num: The number assigned to this channel * @num_elements: The number of elements that can be queued to this channel * @local_elements: The local ring length of the channel - * @event_ring: The event rung index that services this channel + * @event_ring: The event ring index that services this channel * @dir: Direction that data may flow on this channel * @type: Channel type * @ee_mask: Execution Environment mask for this channel @@ -296,7 +298,7 @@ struct mhi_controller_config { * @wake_db: MHI WAKE doorbell register address * @iova_start: IOMMU starting address for data (required) * @iova_stop: IOMMU stop address for data (required) - * @fw_image: Firmware image name for normal booting (required) + * @fw_image: Firmware image name for normal booting (optional) * @edl_image: Firmware image name for emergency download mode (optional) * @rddm_size: RAM dump size that host should allocate for debugging purpose * @sbl_size: SBL image size downloaded through BHIe (optional) @@ -352,7 +354,6 @@ struct mhi_controller_config { * @index: Index of the MHI controller instance * @bounce_buf: Use of bounce buffer * @fbc_download: MHI host needs to do complete image transfer (optional) - * @pre_init: MHI host needs to do pre-initialization before power up * @wake_set: Device wakeup set flag * @irq_flags: irq flags passed to request_irq (optional) * @@ -445,7 +446,6 @@ struct mhi_controller { int index; bool bounce_buf; bool fbc_download; - bool pre_init; bool wake_set; unsigned long irq_flags; }; @@ -712,13 +712,27 @@ int mhi_device_get_sync(struct mhi_device *mhi_dev); void mhi_device_put(struct mhi_device *mhi_dev); /** - * mhi_prepare_for_transfer - Setup channel for data transfer + * mhi_prepare_for_transfer - Setup UL and DL channels for data transfer. + * Allocate and initialize the channel context and + * also issue the START channel command to both + * channels. Channels can be started only if both + * host and device execution environments match and + * channels are in a DISABLED state. * @mhi_dev: Device associated with the channels */ int mhi_prepare_for_transfer(struct mhi_device *mhi_dev); /** - * mhi_unprepare_from_transfer - Unprepare the channels + * mhi_unprepare_from_transfer - Reset UL and DL channels for data transfer. + * Issue the RESET channel command and let the + * device clean-up the context so no incoming + * transfers are seen on the host. Free memory + * associated with the context on host. If device + * is unresponsive, only perform a host side + * clean-up. Channels can be reset only if both + * host and device execution environments match + * and channels are in an ENABLED, STOPPED or + * SUSPENDED state. * @mhi_dev: Device associated with the channels */ void mhi_unprepare_from_transfer(struct mhi_device *mhi_dev); diff --git a/include/linux/mlx5/mlx5_ifc.h b/include/linux/mlx5/mlx5_ifc.h index df5d91c8b2d4..9c68b2da14c6 100644 --- a/include/linux/mlx5/mlx5_ifc.h +++ b/include/linux/mlx5/mlx5_ifc.h @@ -437,11 +437,11 @@ struct mlx5_ifc_flow_table_prop_layout_bits { u8 reserved_at_60[0x18]; u8 log_max_ft_num[0x8]; - u8 reserved_at_80[0x18]; + u8 reserved_at_80[0x10]; + u8 log_max_flow_counter[0x8]; u8 log_max_destination[0x8]; - u8 log_max_flow_counter[0x8]; - u8 reserved_at_a8[0x10]; + u8 reserved_at_a0[0x18]; u8 log_max_flow[0x8]; u8 reserved_at_c0[0x40]; @@ -8835,6 +8835,8 @@ struct mlx5_ifc_pplm_reg_bits { u8 fec_override_admin_100g_2x[0x10]; u8 fec_override_admin_50g_1x[0x10]; + + u8 reserved_at_140[0x140]; }; struct mlx5_ifc_ppcnt_reg_bits { @@ -10198,7 +10200,7 @@ struct mlx5_ifc_pbmc_reg_bits { struct mlx5_ifc_bufferx_reg_bits buffer[10]; - u8 reserved_at_2e0[0x40]; + u8 reserved_at_2e0[0x80]; }; struct mlx5_ifc_qtct_reg_bits { diff --git a/include/linux/mlx5/qp.h b/include/linux/mlx5/qp.h index d75ef8aa8fac..b7deb790f257 100644 --- a/include/linux/mlx5/qp.h +++ b/include/linux/mlx5/qp.h @@ -547,4 +547,11 @@ static inline const char *mlx5_qp_state_str(int state) } } +static inline int mlx5_get_qp_default_ts(struct mlx5_core_dev *dev) +{ + return !MLX5_CAP_ROCE(dev, qp_ts_format) ? + MLX5_QPC_TIMESTAMP_FORMAT_FREE_RUNNING : + MLX5_QPC_TIMESTAMP_FORMAT_DEFAULT; +} + #endif /* MLX5_QP_H */ diff --git a/include/linux/mm.h b/include/linux/mm.h index 64a71bf20536..06094627f1c1 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -125,6 +125,16 @@ extern int mmap_rnd_compat_bits __read_mostly; #endif /* + * With CONFIG_CFI_CLANG, the compiler replaces function addresses in + * instrumented C code with jump table addresses. Architectures that + * support CFI can define this macro to return the actual function address + * when needed. + */ +#ifndef function_nocfi +#define function_nocfi(x) (x) +#endif + +/* * To prevent common memory management code establishing * a zero page mapping on a read fault. * This macro should be defined within <asm/pgtable.h>. @@ -1461,16 +1471,28 @@ static inline bool cpupid_match_pid(struct task_struct *task, int cpupid) #if defined(CONFIG_KASAN_SW_TAGS) || defined(CONFIG_KASAN_HW_TAGS) +/* + * KASAN per-page tags are stored xor'ed with 0xff. This allows to avoid + * setting tags for all pages to native kernel tag value 0xff, as the default + * value 0x00 maps to 0xff. + */ + static inline u8 page_kasan_tag(const struct page *page) { - if (kasan_enabled()) - return (page->flags >> KASAN_TAG_PGSHIFT) & KASAN_TAG_MASK; - return 0xff; + u8 tag = 0xff; + + if (kasan_enabled()) { + tag = (page->flags >> KASAN_TAG_PGSHIFT) & KASAN_TAG_MASK; + tag ^= 0xff; + } + + return tag; } static inline void page_kasan_tag_set(struct page *page, u8 tag) { if (kasan_enabled()) { + tag ^= 0xff; page->flags &= ~(KASAN_TAG_MASK << KASAN_TAG_PGSHIFT); page->flags |= (tag & KASAN_TAG_MASK) << KASAN_TAG_PGSHIFT; } @@ -2892,18 +2914,20 @@ static inline void kernel_poison_pages(struct page *page, int numpages) { } static inline void kernel_unpoison_pages(struct page *page, int numpages) { } #endif -DECLARE_STATIC_KEY_FALSE(init_on_alloc); +DECLARE_STATIC_KEY_MAYBE(CONFIG_INIT_ON_ALLOC_DEFAULT_ON, init_on_alloc); static inline bool want_init_on_alloc(gfp_t flags) { - if (static_branch_unlikely(&init_on_alloc)) + if (static_branch_maybe(CONFIG_INIT_ON_ALLOC_DEFAULT_ON, + &init_on_alloc)) return true; return flags & __GFP_ZERO; } -DECLARE_STATIC_KEY_FALSE(init_on_free); +DECLARE_STATIC_KEY_MAYBE(CONFIG_INIT_ON_FREE_DEFAULT_ON, init_on_free); static inline bool want_init_on_free(void) { - return static_branch_unlikely(&init_on_free); + return static_branch_maybe(CONFIG_INIT_ON_FREE_DEFAULT_ON, + &init_on_free); } extern bool _debug_pagealloc_enabled_early; diff --git a/include/linux/mmu_notifier.h b/include/linux/mmu_notifier.h index b8200782dede..1a6a9eb6d3fa 100644 --- a/include/linux/mmu_notifier.h +++ b/include/linux/mmu_notifier.h @@ -169,11 +169,11 @@ struct mmu_notifier_ops { * the last refcount is dropped. * * If blockable argument is set to false then the callback cannot - * sleep and has to return with -EAGAIN. 0 should be returned - * otherwise. Please note that if invalidate_range_start approves - * a non-blocking behavior then the same applies to - * invalidate_range_end. - * + * sleep and has to return with -EAGAIN if sleeping would be required. + * 0 should be returned otherwise. Please note that notifiers that can + * fail invalidate_range_start are not allowed to implement + * invalidate_range_end, as there is no mechanism for informing the + * notifier that its start failed. */ int (*invalidate_range_start)(struct mmu_notifier *subscription, const struct mmu_notifier_range *range); diff --git a/include/linux/module.h b/include/linux/module.h index da4b6fbe8ebe..8100bb477d86 100644 --- a/include/linux/module.h +++ b/include/linux/module.h @@ -26,6 +26,7 @@ #include <linux/tracepoint-defs.h> #include <linux/srcu.h> #include <linux/static_call_types.h> +#include <linux/cfi.h> #include <linux/percpu.h> #include <asm/module.h> @@ -128,13 +129,17 @@ extern void cleanup_module(void); #define module_init(initfn) \ static inline initcall_t __maybe_unused __inittest(void) \ { return initfn; } \ - int init_module(void) __copy(initfn) __attribute__((alias(#initfn))); + int init_module(void) __copy(initfn) \ + __attribute__((alias(#initfn))); \ + __CFI_ADDRESSABLE(init_module, __initdata); /* This is only required if you want to be unloadable. */ #define module_exit(exitfn) \ static inline exitcall_t __maybe_unused __exittest(void) \ { return exitfn; } \ - void cleanup_module(void) __copy(exitfn) __attribute__((alias(#exitfn))); + void cleanup_module(void) __copy(exitfn) \ + __attribute__((alias(#exitfn))); \ + __CFI_ADDRESSABLE(cleanup_module, __exitdata); #endif @@ -376,6 +381,10 @@ struct module { const s32 *crcs; unsigned int num_syms; +#ifdef CONFIG_CFI_CLANG + cfi_check_fn cfi_check; +#endif + /* Kernel parameters. */ #ifdef CONFIG_SYSFS struct mutex param_lock; diff --git a/include/linux/moxtet.h b/include/linux/moxtet.h index 490db6886dcc..79184948fab4 100644 --- a/include/linux/moxtet.h +++ b/include/linux/moxtet.h @@ -2,7 +2,7 @@ /* * Turris Mox module configuration bus driver * - * Copyright (C) 2019 Marek Behun <marek.behun@nic.cz> + * Copyright (C) 2019 Marek Behún <kabel@kernel.org> */ #ifndef __LINUX_MOXTET_H diff --git a/include/linux/mtd/blktrans.h b/include/linux/mtd/blktrans.h index 3c668cb1e344..15cc9b95e32b 100644 --- a/include/linux/mtd/blktrans.h +++ b/include/linux/mtd/blktrans.h @@ -77,5 +77,16 @@ extern int add_mtd_blktrans_dev(struct mtd_blktrans_dev *dev); extern int del_mtd_blktrans_dev(struct mtd_blktrans_dev *dev); extern int mtd_blktrans_cease_background(struct mtd_blktrans_dev *dev); +/** + * module_mtd_blktrans() - Helper macro for registering a mtd blktrans driver + * @__mtd_blktrans: mtd_blktrans_ops struct + * + * Helper macro for mtd blktrans drivers which do not do anything special in + * module init/exit. This eliminates a lot of boilerplate. Each module may only + * use this macro once, and calling it replaces module_init() and module_exit() + */ +#define module_mtd_blktrans(__mtd_blktrans) \ + module_driver(__mtd_blktrans, register_mtd_blktrans, \ + deregister_mtd_blktrans) #endif /* __MTD_TRANS_H__ */ diff --git a/include/linux/mtd/mtd.h b/include/linux/mtd/mtd.h index 157357ec1441..a89955f3cbc8 100644 --- a/include/linux/mtd/mtd.h +++ b/include/linux/mtd/mtd.h @@ -229,6 +229,7 @@ struct mtd_part { */ struct mtd_master { struct mutex partitions_lock; + struct mutex chrdev_lock; unsigned int suspended : 1; }; @@ -333,9 +334,12 @@ struct mtd_info { int (*_read_user_prot_reg) (struct mtd_info *mtd, loff_t from, size_t len, size_t *retlen, u_char *buf); int (*_write_user_prot_reg) (struct mtd_info *mtd, loff_t to, - size_t len, size_t *retlen, u_char *buf); + size_t len, size_t *retlen, + const u_char *buf); int (*_lock_user_prot_reg) (struct mtd_info *mtd, loff_t from, size_t len); + int (*_erase_user_prot_reg) (struct mtd_info *mtd, loff_t from, + size_t len); int (*_writev) (struct mtd_info *mtd, const struct kvec *vecs, unsigned long count, loff_t to, size_t *retlen); void (*_sync) (struct mtd_info *mtd); @@ -515,8 +519,9 @@ int mtd_get_user_prot_info(struct mtd_info *mtd, size_t len, size_t *retlen, int mtd_read_user_prot_reg(struct mtd_info *mtd, loff_t from, size_t len, size_t *retlen, u_char *buf); int mtd_write_user_prot_reg(struct mtd_info *mtd, loff_t to, size_t len, - size_t *retlen, u_char *buf); + size_t *retlen, const u_char *buf); int mtd_lock_user_prot_reg(struct mtd_info *mtd, loff_t from, size_t len); +int mtd_erase_user_prot_reg(struct mtd_info *mtd, loff_t from, size_t len); int mtd_writev(struct mtd_info *mtd, const struct kvec *vecs, unsigned long count, loff_t to, size_t *retlen); diff --git a/include/linux/mtd/nand-ecc-sw-bch.h b/include/linux/mtd/nand-ecc-sw-bch.h index 22c92073b3dd..9da9969505a8 100644 --- a/include/linux/mtd/nand-ecc-sw-bch.h +++ b/include/linux/mtd/nand-ecc-sw-bch.h @@ -16,7 +16,6 @@ * @req_ctx: Save request context and tweak the original request to fit the * engine needs * @code_size: Number of bytes needed to store a code (one code per step) - * @nsteps: Number of steps * @calc_buf: Buffer to use when calculating ECC bytes * @code_buf: Buffer to use when reading (raw) ECC bytes from the chip * @bch: BCH control structure @@ -26,7 +25,6 @@ struct nand_ecc_sw_bch_conf { struct nand_ecc_req_tweak_ctx req_ctx; unsigned int code_size; - unsigned int nsteps; u8 *calc_buf; u8 *code_buf; struct bch_control *bch; diff --git a/include/linux/mtd/nand-ecc-sw-hamming.h b/include/linux/mtd/nand-ecc-sw-hamming.h index 9f9073d86ff3..c6c71894c575 100644 --- a/include/linux/mtd/nand-ecc-sw-hamming.h +++ b/include/linux/mtd/nand-ecc-sw-hamming.h @@ -17,7 +17,6 @@ * @req_ctx: Save request context and tweak the original request to fit the * engine needs * @code_size: Number of bytes needed to store a code (one code per step) - * @nsteps: Number of steps * @calc_buf: Buffer to use when calculating ECC bytes * @code_buf: Buffer to use when reading (raw) ECC bytes from the chip * @sm_order: Smart Media special ordering @@ -25,7 +24,6 @@ struct nand_ecc_sw_hamming_conf { struct nand_ecc_req_tweak_ctx req_ctx; unsigned int code_size; - unsigned int nsteps; u8 *calc_buf; u8 *code_buf; unsigned int sm_order; diff --git a/include/linux/mtd/nand.h b/include/linux/mtd/nand.h index 414f8a4d2853..32fc7edf65b3 100644 --- a/include/linux/mtd/nand.h +++ b/include/linux/mtd/nand.h @@ -231,12 +231,14 @@ struct nand_ops { /** * struct nand_ecc_context - Context for the ECC engine * @conf: basic ECC engine parameters + * @nsteps: number of ECC steps * @total: total number of bytes used for storing ECC codes, this is used by * generic OOB layouts * @priv: ECC engine driver private data */ struct nand_ecc_context { struct nand_ecc_props conf; + unsigned int nsteps; unsigned int total; void *priv; }; @@ -586,6 +588,26 @@ nanddev_get_ecc_conf(struct nand_device *nand) } /** + * nanddev_get_ecc_nsteps() - Extract the number of ECC steps + * @nand: NAND device + */ +static inline unsigned int +nanddev_get_ecc_nsteps(struct nand_device *nand) +{ + return nand->ecc.ctx.nsteps; +} + +/** + * nanddev_get_ecc_bytes_per_step() - Extract the number of ECC bytes per step + * @nand: NAND device + */ +static inline unsigned int +nanddev_get_ecc_bytes_per_step(struct nand_device *nand) +{ + return nand->ecc.ctx.total / nand->ecc.ctx.nsteps; +} + +/** * nanddev_get_ecc_requirements() - Extract the ECC requirements from a NAND * device * @nand: NAND device diff --git a/include/linux/mtd/rawnand.h b/include/linux/mtd/rawnand.h index 6b3240e44310..29df2f43dcb5 100644 --- a/include/linux/mtd/rawnand.h +++ b/include/linux/mtd/rawnand.h @@ -18,7 +18,6 @@ #include <linux/mtd/flashchip.h> #include <linux/mtd/bbm.h> #include <linux/mtd/jedec.h> -#include <linux/mtd/nand.h> #include <linux/mtd/onfi.h> #include <linux/mutex.h> #include <linux/of.h> @@ -1037,6 +1036,16 @@ struct nand_manufacturer { }; /** + * struct nand_secure_region - NAND secure region structure + * @offset: Offset of the start of the secure region + * @size: Size of the secure region + */ +struct nand_secure_region { + u64 offset; + u64 size; +}; + +/** * struct nand_chip - NAND Private Flash Chip Data * @base: Inherit from the generic NAND device * @id: Holds NAND ID @@ -1086,6 +1095,8 @@ struct nand_manufacturer { * NAND Controller drivers should not modify this value, but they're * allowed to read it. * @read_retries: The number of read retry modes supported + * @secure_regions: Structure containing the secure regions info + * @nr_secure_regions: Number of secure regions * @controller: The hardware controller structure which is shared among multiple * independent devices * @ecc: The ECC controller structure @@ -1135,6 +1146,8 @@ struct nand_chip { unsigned int suspended : 1; int cur_cs; int read_retries; + struct nand_secure_region *secure_regions; + u8 nr_secure_regions; /* Externals */ struct nand_controller *controller; diff --git a/include/linux/mtd/spi-nor.h b/include/linux/mtd/spi-nor.h index a0d572855444..98ed91b529ea 100644 --- a/include/linux/mtd/spi-nor.h +++ b/include/linux/mtd/spi-nor.h @@ -107,6 +107,11 @@ #define SPINOR_OP_RD_EVCR 0x65 /* Read EVCR register */ #define SPINOR_OP_WD_EVCR 0x61 /* Write EVCR register */ +/* Used for GigaDevices and Winbond flashes. */ +#define SPINOR_OP_ESECR 0x44 /* Erase Security registers */ +#define SPINOR_OP_PSECR 0x42 /* Program Security registers */ +#define SPINOR_OP_RSECR 0x48 /* Read Security registers */ + /* Status Register bits. */ #define SR_WIP BIT(0) /* Write in progress */ #define SR_WEL BIT(1) /* Write enable latch */ @@ -138,6 +143,9 @@ /* Status Register 2 bits. */ #define SR2_QUAD_EN_BIT1 BIT(1) +#define SR2_LB1 BIT(3) /* Security Register Lock Bit 1 */ +#define SR2_LB2 BIT(4) /* Security Register Lock Bit 2 */ +#define SR2_LB3 BIT(5) /* Security Register Lock Bit 3 */ #define SR2_QUAD_EN_BIT7 BIT(7) /* Supported SPI protocols */ diff --git a/include/linux/mutex.h b/include/linux/mutex.h index 0cd631a19727..515cff77a4f4 100644 --- a/include/linux/mutex.h +++ b/include/linux/mutex.h @@ -185,7 +185,7 @@ extern void mutex_lock_io(struct mutex *lock); # define mutex_lock_interruptible_nested(lock, subclass) mutex_lock_interruptible(lock) # define mutex_lock_killable_nested(lock, subclass) mutex_lock_killable(lock) # define mutex_lock_nest_lock(lock, nest_lock) mutex_lock(lock) -# define mutex_lock_io_nested(lock, subclass) mutex_lock(lock) +# define mutex_lock_io_nested(lock, subclass) mutex_lock_io(lock) #endif /* diff --git a/include/linux/nd.h b/include/linux/nd.h index cec526c8043d..ee9ad76afbba 100644 --- a/include/linux/nd.h +++ b/include/linux/nd.h @@ -11,6 +11,7 @@ enum nvdimm_event { NVDIMM_REVALIDATE_POISON, + NVDIMM_REVALIDATE_REGION, }; enum nvdimm_claim_class { diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h index 5b67ea89d5f2..87a5d186faff 100644 --- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h @@ -360,6 +360,7 @@ enum { NAPI_STATE_IN_BUSY_POLL, /* sk_busy_loop() owns this NAPI */ NAPI_STATE_PREFER_BUSY_POLL, /* prefer busy-polling over softirq processing*/ NAPI_STATE_THREADED, /* The poll is performed inside its own thread*/ + NAPI_STATE_SCHED_THREADED, /* Napi is currently scheduled in threaded mode */ }; enum { @@ -372,6 +373,7 @@ enum { NAPIF_STATE_IN_BUSY_POLL = BIT(NAPI_STATE_IN_BUSY_POLL), NAPIF_STATE_PREFER_BUSY_POLL = BIT(NAPI_STATE_PREFER_BUSY_POLL), NAPIF_STATE_THREADED = BIT(NAPI_STATE_THREADED), + NAPIF_STATE_SCHED_THREADED = BIT(NAPI_STATE_SCHED_THREADED), }; enum gro_result { diff --git a/include/linux/netfilter/x_tables.h b/include/linux/netfilter/x_tables.h index 8ebb64193757..8ec48466410a 100644 --- a/include/linux/netfilter/x_tables.h +++ b/include/linux/netfilter/x_tables.h @@ -227,7 +227,7 @@ struct xt_table { unsigned int valid_hooks; /* Man behind the curtain... */ - struct xt_table_info __rcu *private; + struct xt_table_info *private; /* Set this to THIS_MODULE if you are a module, otherwise NULL */ struct module *me; @@ -376,7 +376,7 @@ static inline unsigned int xt_write_recseq_begin(void) * since addend is most likely 1 */ __this_cpu_add(xt_recseq.sequence, addend); - smp_wmb(); + smp_mb(); return addend; } @@ -448,9 +448,6 @@ xt_get_per_cpu_counter(struct xt_counters *cnt, unsigned int cpu) struct nf_hook_ops *xt_hook_ops_alloc(const struct xt_table *, nf_hookfn *); -struct xt_table_info -*xt_table_get_private_protected(const struct xt_table *table); - #ifdef CONFIG_COMPAT #include <net/compat.h> diff --git a/include/linux/netfilter_arp/arp_tables.h b/include/linux/netfilter_arp/arp_tables.h index 7d3537c40ec9..26a13294318c 100644 --- a/include/linux/netfilter_arp/arp_tables.h +++ b/include/linux/netfilter_arp/arp_tables.h @@ -52,8 +52,9 @@ extern void *arpt_alloc_initial_table(const struct xt_table *); int arpt_register_table(struct net *net, const struct xt_table *table, const struct arpt_replace *repl, const struct nf_hook_ops *ops, struct xt_table **res); -void arpt_unregister_table(struct net *net, struct xt_table *table, - const struct nf_hook_ops *ops); +void arpt_unregister_table(struct net *net, struct xt_table *table); +void arpt_unregister_table_pre_exit(struct net *net, struct xt_table *table, + const struct nf_hook_ops *ops); extern unsigned int arpt_do_table(struct sk_buff *skb, const struct nf_hook_state *state, struct xt_table *table); diff --git a/include/linux/netfilter_bridge/ebtables.h b/include/linux/netfilter_bridge/ebtables.h index 2f5c4e6ecd8a..3a956145a25c 100644 --- a/include/linux/netfilter_bridge/ebtables.h +++ b/include/linux/netfilter_bridge/ebtables.h @@ -110,8 +110,9 @@ extern int ebt_register_table(struct net *net, const struct ebt_table *table, const struct nf_hook_ops *ops, struct ebt_table **res); -extern void ebt_unregister_table(struct net *net, struct ebt_table *table, - const struct nf_hook_ops *); +extern void ebt_unregister_table(struct net *net, struct ebt_table *table); +void ebt_unregister_table_pre_exit(struct net *net, const char *tablename, + const struct nf_hook_ops *ops); extern unsigned int ebt_do_table(struct sk_buff *skb, const struct nf_hook_state *state, struct ebt_table *table); diff --git a/include/linux/nfsacl.h b/include/linux/nfsacl.h index 0ba99c513649..8e76a79cdc6a 100644 --- a/include/linux/nfsacl.h +++ b/include/linux/nfsacl.h @@ -41,5 +41,8 @@ nfsacl_decode(struct xdr_buf *buf, unsigned int base, unsigned int *aclcnt, extern bool nfs_stream_decode_acl(struct xdr_stream *xdr, unsigned int *aclcnt, struct posix_acl **pacl); +extern bool +nfs_stream_encode_acl(struct xdr_stream *xdr, struct inode *inode, + struct posix_acl *acl, int encode_entries, int typeflag); #endif /* __LINUX_NFSACL_H */ diff --git a/include/linux/nvmem-consumer.h b/include/linux/nvmem-consumer.h index 052293f4cbdb..923dada24eb4 100644 --- a/include/linux/nvmem-consumer.h +++ b/include/linux/nvmem-consumer.h @@ -65,6 +65,10 @@ int nvmem_cell_read_u8(struct device *dev, const char *cell_id, u8 *val); int nvmem_cell_read_u16(struct device *dev, const char *cell_id, u16 *val); int nvmem_cell_read_u32(struct device *dev, const char *cell_id, u32 *val); int nvmem_cell_read_u64(struct device *dev, const char *cell_id, u64 *val); +int nvmem_cell_read_variable_le_u32(struct device *dev, const char *cell_id, + u32 *val); +int nvmem_cell_read_variable_le_u64(struct device *dev, const char *cell_id, + u64 *val); /* direct nvmem device read/write interface */ struct nvmem_device *nvmem_device_get(struct device *dev, const char *name); diff --git a/include/linux/oid_registry.h b/include/linux/oid_registry.h index 4462ed2c18cd..461b7aa587ba 100644 --- a/include/linux/oid_registry.h +++ b/include/linux/oid_registry.h @@ -19,8 +19,14 @@ enum OID { OID_id_dsa_with_sha1, /* 1.2.840.10030.4.3 */ OID_id_dsa, /* 1.2.840.10040.4.1 */ - OID_id_ecdsa_with_sha1, /* 1.2.840.10045.4.1 */ OID_id_ecPublicKey, /* 1.2.840.10045.2.1 */ + OID_id_prime192v1, /* 1.2.840.10045.3.1.1 */ + OID_id_prime256v1, /* 1.2.840.10045.3.1.7 */ + OID_id_ecdsa_with_sha1, /* 1.2.840.10045.4.1 */ + OID_id_ecdsa_with_sha224, /* 1.2.840.10045.4.3.1 */ + OID_id_ecdsa_with_sha256, /* 1.2.840.10045.4.3.2 */ + OID_id_ecdsa_with_sha384, /* 1.2.840.10045.4.3.3 */ + OID_id_ecdsa_with_sha512, /* 1.2.840.10045.4.3.4 */ /* PKCS#1 {iso(1) member-body(2) us(840) rsadsi(113549) pkcs(1) pkcs-1(1)} */ OID_rsaEncryption, /* 1.2.840.113549.1.1.1 */ @@ -58,6 +64,7 @@ enum OID { OID_certAuthInfoAccess, /* 1.3.6.1.5.5.7.1.1 */ OID_sha1, /* 1.3.14.3.2.26 */ + OID_id_ansip384r1, /* 1.3.132.0.34 */ OID_sha256, /* 2.16.840.1.101.3.4.2.1 */ OID_sha384, /* 2.16.840.1.101.3.4.2.2 */ OID_sha512, /* 2.16.840.1.101.3.4.2.3 */ @@ -113,10 +120,16 @@ enum OID { OID_SM2_with_SM3, /* 1.2.156.10197.1.501 */ OID_sm3WithRSAEncryption, /* 1.2.156.10197.1.504 */ + /* TCG defined OIDS for TPM based keys */ + OID_TPMLoadableKey, /* 2.23.133.10.1.3 */ + OID_TPMImportableKey, /* 2.23.133.10.1.4 */ + OID_TPMSealedData, /* 2.23.133.10.1.5 */ + OID__NR }; extern enum OID look_up_OID(const void *data, size_t datasize); +extern int parse_OID(const void *data, size_t datasize, enum OID *oid); extern int sprint_oid(const void *, size_t, char *, size_t); extern int sprint_OID(enum OID, char *, size_t); diff --git a/include/linux/overflow.h b/include/linux/overflow.h index ef74051d5cfe..0f12345c21fb 100644 --- a/include/linux/overflow.h +++ b/include/linux/overflow.h @@ -235,7 +235,7 @@ static inline bool __must_check __must_check_overflow(bool overflow) * - 'a << s' sets the sign bit, if any, in '*d'. * * '*d' will hold the results of the attempted shift, but is not - * considered "safe for use" if false is returned. + * considered "safe for use" if true is returned. */ #define check_shl_overflow(a, s, d) __must_check_overflow(({ \ typeof(a) _a = a; \ diff --git a/include/linux/pagemap.h b/include/linux/pagemap.h index 20225b067583..4c1ffe1d5dac 100644 --- a/include/linux/pagemap.h +++ b/include/linux/pagemap.h @@ -559,7 +559,6 @@ static inline pgoff_t linear_page_index(struct vm_area_struct *vma, return pgoff; } -/* This has the same layout as wait_bit_key - see fs/cachefiles/rdwr.c */ struct wait_page_key { struct page *page; int bit_nr; @@ -683,6 +682,7 @@ static inline int wait_on_page_locked_killable(struct page *page) int put_and_wait_on_page_locked(struct page *page, int state); void wait_on_page_writeback(struct page *page); +int wait_on_page_writeback_killable(struct page *page); extern void end_page_writeback(struct page *page); void wait_for_stable_page(struct page *page); @@ -981,6 +981,15 @@ static inline unsigned int readahead_count(struct readahead_control *rac) return rac->_nr_pages; } +/** + * readahead_batch_length - The number of bytes in the current batch. + * @rac: The readahead request. + */ +static inline loff_t readahead_batch_length(struct readahead_control *rac) +{ + return rac->_batch_count * PAGE_SIZE; +} + static inline unsigned long dir_pages(struct inode *inode) { return (unsigned long)(inode->i_size + PAGE_SIZE - 1) >> diff --git a/include/linux/parport.h b/include/linux/parport.h index f981f794c850..1c16ffb8b908 100644 --- a/include/linux/parport.h +++ b/include/linux/parport.h @@ -332,9 +332,19 @@ int __must_check __parport_register_driver(struct parport_driver *, __parport_register_driver(driver, THIS_MODULE, KBUILD_MODNAME) /* Unregister a high-level driver. */ -extern void parport_unregister_driver (struct parport_driver *); void parport_unregister_driver(struct parport_driver *); +/** + * module_parport_driver() - Helper macro for registering a modular parport driver + * @__parport_driver: struct parport_driver to be used + * + * Helper macro for parport drivers which do not do anything special in module + * init and exit. This eliminates a lot of boilerplate. Each module may only + * use this macro once, and calling it replaces module_init() and module_exit(). + */ +#define module_parport_driver(__parport_driver) \ + module_driver(__parport_driver, parport_register_driver, parport_unregister_driver) + /* If parport_register_driver doesn't fit your needs, perhaps * parport_find_xxx does. */ extern struct parport *parport_find_number (int); diff --git a/include/linux/pci.h b/include/linux/pci.h index 86c799c97b77..39684b72db91 100644 --- a/include/linux/pci.h +++ b/include/linux/pci.h @@ -1944,8 +1944,8 @@ enum pci_fixup_pass { #ifdef CONFIG_LTO_CLANG #define __DECLARE_PCI_FIXUP_SECTION(sec, name, vendor, device, class, \ class_shift, hook, stub) \ - void stub(struct pci_dev *dev); \ - void stub(struct pci_dev *dev) \ + void __cficanonical stub(struct pci_dev *dev); \ + void __cficanonical stub(struct pci_dev *dev) \ { \ hook(dev); \ } \ diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h index a76ccb697bef..4c3fa5293d76 100644 --- a/include/linux/pci_ids.h +++ b/include/linux/pci_ids.h @@ -1688,37 +1688,8 @@ #define PCI_VENDOR_ID_MICROSEMI 0x11f8 #define PCI_VENDOR_ID_RP 0x11fe -#define PCI_DEVICE_ID_RP32INTF 0x0001 -#define PCI_DEVICE_ID_RP8INTF 0x0002 -#define PCI_DEVICE_ID_RP16INTF 0x0003 -#define PCI_DEVICE_ID_RP4QUAD 0x0004 -#define PCI_DEVICE_ID_RP8OCTA 0x0005 -#define PCI_DEVICE_ID_RP8J 0x0006 -#define PCI_DEVICE_ID_RP4J 0x0007 -#define PCI_DEVICE_ID_RP8SNI 0x0008 -#define PCI_DEVICE_ID_RP16SNI 0x0009 -#define PCI_DEVICE_ID_RPP4 0x000A -#define PCI_DEVICE_ID_RPP8 0x000B -#define PCI_DEVICE_ID_RP4M 0x000D -#define PCI_DEVICE_ID_RP2_232 0x000E -#define PCI_DEVICE_ID_RP2_422 0x000F -#define PCI_DEVICE_ID_URP32INTF 0x0801 -#define PCI_DEVICE_ID_URP8INTF 0x0802 -#define PCI_DEVICE_ID_URP16INTF 0x0803 -#define PCI_DEVICE_ID_URP8OCTA 0x0805 -#define PCI_DEVICE_ID_UPCI_RM3_8PORT 0x080C -#define PCI_DEVICE_ID_UPCI_RM3_4PORT 0x080D -#define PCI_DEVICE_ID_CRP16INTF 0x0903 #define PCI_VENDOR_ID_CYCLADES 0x120e -#define PCI_DEVICE_ID_CYCLOM_Y_Lo 0x0100 -#define PCI_DEVICE_ID_CYCLOM_Y_Hi 0x0101 -#define PCI_DEVICE_ID_CYCLOM_4Y_Lo 0x0102 -#define PCI_DEVICE_ID_CYCLOM_4Y_Hi 0x0103 -#define PCI_DEVICE_ID_CYCLOM_8Y_Lo 0x0104 -#define PCI_DEVICE_ID_CYCLOM_8Y_Hi 0x0105 -#define PCI_DEVICE_ID_CYCLOM_Z_Lo 0x0200 -#define PCI_DEVICE_ID_CYCLOM_Z_Hi 0x0201 #define PCI_DEVICE_ID_PC300_RX_2 0x0300 #define PCI_DEVICE_ID_PC300_RX_1 0x0301 #define PCI_DEVICE_ID_PC300_TE_2 0x0310 @@ -2065,8 +2036,6 @@ #define PCI_DEVICE_ID_EXAR_XR17V358 0x0358 #define PCI_VENDOR_ID_MICROGATE 0x13c0 -#define PCI_DEVICE_ID_MICROGATE_USC 0x0010 -#define PCI_DEVICE_ID_MICROGATE_SCA 0x0030 #define PCI_VENDOR_ID_3WARE 0x13C1 #define PCI_DEVICE_ID_3WARE_1000 0x1000 diff --git a/include/linux/phy/phy.h b/include/linux/phy/phy.h index e435bdb0bab3..0ed434d02196 100644 --- a/include/linux/phy/phy.h +++ b/include/linux/phy/phy.h @@ -44,6 +44,12 @@ enum phy_mode { PHY_MODE_DP }; +enum phy_media { + PHY_MEDIA_DEFAULT, + PHY_MEDIA_SR, + PHY_MEDIA_DAC, +}; + /** * union phy_configure_opts - Opaque generic phy configuration * @@ -64,6 +70,8 @@ union phy_configure_opts { * @power_on: powering on the phy * @power_off: powering off the phy * @set_mode: set the mode of the phy + * @set_media: set the media type of the phy (optional) + * @set_speed: set the speed of the phy (optional) * @reset: resetting the phy * @calibrate: calibrate the phy * @release: ops to be performed while the consumer relinquishes the PHY @@ -75,6 +83,8 @@ struct phy_ops { int (*power_on)(struct phy *phy); int (*power_off)(struct phy *phy); int (*set_mode)(struct phy *phy, enum phy_mode mode, int submode); + int (*set_media)(struct phy *phy, enum phy_media media); + int (*set_speed)(struct phy *phy, int speed); /** * @configure: @@ -215,6 +225,8 @@ int phy_power_off(struct phy *phy); int phy_set_mode_ext(struct phy *phy, enum phy_mode mode, int submode); #define phy_set_mode(phy, mode) \ phy_set_mode_ext(phy, mode, 0) +int phy_set_media(struct phy *phy, enum phy_media media); +int phy_set_speed(struct phy *phy, int speed); int phy_configure(struct phy *phy, union phy_configure_opts *opts); int phy_validate(struct phy *phy, enum phy_mode mode, int submode, union phy_configure_opts *opts); @@ -344,6 +356,20 @@ static inline int phy_set_mode_ext(struct phy *phy, enum phy_mode mode, #define phy_set_mode(phy, mode) \ phy_set_mode_ext(phy, mode, 0) +static inline int phy_set_media(struct phy *phy, enum phy_media media) +{ + if (!phy) + return 0; + return -ENODEV; +} + +static inline int phy_set_speed(struct phy *phy, int speed) +{ + if (!phy) + return 0; + return -ENODEV; +} + static inline enum phy_mode phy_get_mode(struct phy *phy) { return PHY_MODE_INVALID; diff --git a/include/linux/platform_data/cros_ec_commands.h b/include/linux/platform_data/cros_ec_commands.h index 5ff8597ceabd..6035d9a98fb8 100644 --- a/include/linux/platform_data/cros_ec_commands.h +++ b/include/linux/platform_data/cros_ec_commands.h @@ -3467,6 +3467,7 @@ struct ec_response_get_next_event_v1 { #define EC_MKBP_LID_OPEN 0 #define EC_MKBP_TABLET_MODE 1 #define EC_MKBP_BASE_ATTACHED 2 +#define EC_MKBP_FRONT_PROXIMITY 3 /* Run keyboard factory test scanning */ #define EC_CMD_KEYBOARD_FACTORY_TEST 0x0068 diff --git a/include/linux/platform_data/gpio-omap.h b/include/linux/platform_data/gpio-omap.h index 8b30b14b47d3..f377817ce75c 100644 --- a/include/linux/platform_data/gpio-omap.h +++ b/include/linux/platform_data/gpio-omap.h @@ -85,6 +85,7 @@ * omap2+ specific GPIO registers */ #define OMAP24XX_GPIO_REVISION 0x0000 +#define OMAP24XX_GPIO_SYSCONFIG 0x0010 #define OMAP24XX_GPIO_IRQSTATUS1 0x0018 #define OMAP24XX_GPIO_IRQSTATUS2 0x0028 #define OMAP24XX_GPIO_IRQENABLE2 0x002c @@ -108,6 +109,7 @@ #define OMAP24XX_GPIO_SETDATAOUT 0x0094 #define OMAP4_GPIO_REVISION 0x0000 +#define OMAP4_GPIO_SYSCONFIG 0x0010 #define OMAP4_GPIO_EOI 0x0020 #define OMAP4_GPIO_IRQSTATUSRAW0 0x0024 #define OMAP4_GPIO_IRQSTATUSRAW1 0x0028 @@ -148,6 +150,7 @@ #ifndef __ASSEMBLER__ struct omap_gpio_reg_offs { u16 revision; + u16 sysconfig; u16 direction; u16 datain; u16 dataout; diff --git a/include/linux/platform_data/invensense_mpu6050.h b/include/linux/platform_data/invensense_mpu6050.h index 93974f4cfba1..f05b37521f67 100644 --- a/include/linux/platform_data/invensense_mpu6050.h +++ b/include/linux/platform_data/invensense_mpu6050.h @@ -12,7 +12,7 @@ * mounting matrix retrieved from device-tree) * * Contains platform specific information on how to configure the MPU6050 to - * work on this platform. The orientation matricies are 3x3 rotation matricies + * work on this platform. The orientation matrices are 3x3 rotation matrices * that are applied to the data to rotate from the mounting orientation to the * platform orientation. The values must be one of 0, 1, or -1 and each row and * column should have exactly 1 non-zero value. diff --git a/include/linux/platform_data/usb-mx2.h b/include/linux/platform_data/usb-mx2.h deleted file mode 100644 index 97a670f3d8fb..000000000000 --- a/include/linux/platform_data/usb-mx2.h +++ /dev/null @@ -1,29 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-or-later */ -/* - * Copyright (C) 2009 Martin Fuzzey <mfuzzey@gmail.com> - */ - -#ifndef __ASM_ARCH_MX21_USBH -#define __ASM_ARCH_MX21_USBH - -enum mx21_usbh_xcvr { - /* Values below as used by hardware (HWMODE register) */ - MX21_USBXCVR_TXDIF_RXDIF = 0, - MX21_USBXCVR_TXDIF_RXSE = 1, - MX21_USBXCVR_TXSE_RXDIF = 2, - MX21_USBXCVR_TXSE_RXSE = 3, -}; - -struct mx21_usbh_platform_data { - enum mx21_usbh_xcvr host_xcvr; /* tranceiver mode host 1,2 ports */ - enum mx21_usbh_xcvr otg_xcvr; /* tranceiver mode otg (as host) port */ - u16 enable_host1:1, - enable_host2:1, - enable_otg_host:1, /* enable "OTG" port (as host) */ - host1_xcverless:1, /* traceiverless host1 port */ - host1_txenoe:1, /* output enable host1 transmit enable */ - otg_ext_xcvr:1, /* external tranceiver for OTG port */ - unused:10; -}; - -#endif /* __ASM_ARCH_MX21_USBH */ diff --git a/include/linux/platform_data/intel-spi.h b/include/linux/platform_data/x86/intel-spi.h index 7f53a5c6f35e..7f53a5c6f35e 100644 --- a/include/linux/platform_data/intel-spi.h +++ b/include/linux/platform_data/x86/intel-spi.h diff --git a/include/linux/platform_device.h b/include/linux/platform_device.h index 3f23f6e430bf..cd81e060863c 100644 --- a/include/linux/platform_device.h +++ b/include/linux/platform_device.h @@ -359,4 +359,7 @@ static inline int is_sh_early_platform_device(struct platform_device *pdev) } #endif /* CONFIG_SUPERH */ +/* For now only SuperH uses it */ +void early_platform_cleanup(void); + #endif /* _PLATFORM_DEVICE_H_ */ diff --git a/include/linux/pm.h b/include/linux/pm.h index 482313a8ccfc..c9657408fee1 100644 --- a/include/linux/pm.h +++ b/include/linux/pm.h @@ -39,7 +39,6 @@ static inline void pm_vt_switch_unregister(struct device *dev) * Device power management */ -struct device; #ifdef CONFIG_PM extern const char power_group_name[]; /* = "power" */ diff --git a/include/linux/pm_opp.h b/include/linux/pm_opp.h index c0371efa4a0f..84150a22fd7c 100644 --- a/include/linux/pm_opp.h +++ b/include/linux/pm_opp.h @@ -144,18 +144,21 @@ int dev_pm_opp_unregister_notifier(struct device *dev, struct notifier_block *nb struct opp_table *dev_pm_opp_set_supported_hw(struct device *dev, const u32 *versions, unsigned int count); void dev_pm_opp_put_supported_hw(struct opp_table *opp_table); +int devm_pm_opp_set_supported_hw(struct device *dev, const u32 *versions, unsigned int count); struct opp_table *dev_pm_opp_set_prop_name(struct device *dev, const char *name); void dev_pm_opp_put_prop_name(struct opp_table *opp_table); struct opp_table *dev_pm_opp_set_regulators(struct device *dev, const char * const names[], unsigned int count); void dev_pm_opp_put_regulators(struct opp_table *opp_table); +int devm_pm_opp_set_regulators(struct device *dev, const char * const names[], unsigned int count); struct opp_table *dev_pm_opp_set_clkname(struct device *dev, const char *name); void dev_pm_opp_put_clkname(struct opp_table *opp_table); +int devm_pm_opp_set_clkname(struct device *dev, const char *name); struct opp_table *dev_pm_opp_register_set_opp_helper(struct device *dev, int (*set_opp)(struct dev_pm_set_opp_data *data)); void dev_pm_opp_unregister_set_opp_helper(struct opp_table *opp_table); -struct opp_table *devm_pm_opp_register_set_opp_helper(struct device *dev, int (*set_opp)(struct dev_pm_set_opp_data *data)); +int devm_pm_opp_register_set_opp_helper(struct device *dev, int (*set_opp)(struct dev_pm_set_opp_data *data)); struct opp_table *dev_pm_opp_attach_genpd(struct device *dev, const char **names, struct device ***virt_devs); void dev_pm_opp_detach_genpd(struct opp_table *opp_table); -struct opp_table *devm_pm_opp_attach_genpd(struct device *dev, const char **names, struct device ***virt_devs); +int devm_pm_opp_attach_genpd(struct device *dev, const char **names, struct device ***virt_devs); struct dev_pm_opp *dev_pm_opp_xlate_required_opp(struct opp_table *src_table, struct opp_table *dst_table, struct dev_pm_opp *src_opp); int dev_pm_opp_xlate_performance_state(struct opp_table *src_table, struct opp_table *dst_table, unsigned int pstate); int dev_pm_opp_set_rate(struct device *dev, unsigned long target_freq); @@ -319,6 +322,13 @@ static inline struct opp_table *dev_pm_opp_set_supported_hw(struct device *dev, static inline void dev_pm_opp_put_supported_hw(struct opp_table *opp_table) {} +static inline int devm_pm_opp_set_supported_hw(struct device *dev, + const u32 *versions, + unsigned int count) +{ + return -EOPNOTSUPP; +} + static inline struct opp_table *dev_pm_opp_register_set_opp_helper(struct device *dev, int (*set_opp)(struct dev_pm_set_opp_data *data)) { @@ -327,11 +337,10 @@ static inline struct opp_table *dev_pm_opp_register_set_opp_helper(struct device static inline void dev_pm_opp_unregister_set_opp_helper(struct opp_table *opp_table) {} -static inline struct opp_table * -devm_pm_opp_register_set_opp_helper(struct device *dev, +static inline int devm_pm_opp_register_set_opp_helper(struct device *dev, int (*set_opp)(struct dev_pm_set_opp_data *data)) { - return ERR_PTR(-EOPNOTSUPP); + return -EOPNOTSUPP; } static inline struct opp_table *dev_pm_opp_set_prop_name(struct device *dev, const char *name) @@ -348,6 +357,13 @@ static inline struct opp_table *dev_pm_opp_set_regulators(struct device *dev, co static inline void dev_pm_opp_put_regulators(struct opp_table *opp_table) {} +static inline int devm_pm_opp_set_regulators(struct device *dev, + const char * const names[], + unsigned int count) +{ + return -EOPNOTSUPP; +} + static inline struct opp_table *dev_pm_opp_set_clkname(struct device *dev, const char *name) { return ERR_PTR(-EOPNOTSUPP); @@ -355,6 +371,11 @@ static inline struct opp_table *dev_pm_opp_set_clkname(struct device *dev, const static inline void dev_pm_opp_put_clkname(struct opp_table *opp_table) {} +static inline int devm_pm_opp_set_clkname(struct device *dev, const char *name) +{ + return -EOPNOTSUPP; +} + static inline struct opp_table *dev_pm_opp_attach_genpd(struct device *dev, const char **names, struct device ***virt_devs) { return ERR_PTR(-EOPNOTSUPP); @@ -362,10 +383,11 @@ static inline struct opp_table *dev_pm_opp_attach_genpd(struct device *dev, cons static inline void dev_pm_opp_detach_genpd(struct opp_table *opp_table) {} -static inline struct opp_table *devm_pm_opp_attach_genpd(struct device *dev, - const char **names, struct device ***virt_devs) +static inline int devm_pm_opp_attach_genpd(struct device *dev, + const char **names, + struct device ***virt_devs) { - return ERR_PTR(-EOPNOTSUPP); + return -EOPNOTSUPP; } static inline struct dev_pm_opp *dev_pm_opp_xlate_required_opp(struct opp_table *src_table, @@ -419,6 +441,7 @@ int dev_pm_opp_of_add_table(struct device *dev); int dev_pm_opp_of_add_table_indexed(struct device *dev, int index); int dev_pm_opp_of_add_table_noclk(struct device *dev, int index); void dev_pm_opp_of_remove_table(struct device *dev); +int devm_pm_opp_of_add_table(struct device *dev); int dev_pm_opp_of_cpumask_add_table(const struct cpumask *cpumask); void dev_pm_opp_of_cpumask_remove_table(const struct cpumask *cpumask); int dev_pm_opp_of_get_sharing_cpus(struct device *cpu_dev, struct cpumask *cpumask); @@ -451,6 +474,11 @@ static inline void dev_pm_opp_of_remove_table(struct device *dev) { } +static inline int devm_pm_opp_of_add_table(struct device *dev) +{ + return -EOPNOTSUPP; +} + static inline int dev_pm_opp_of_cpumask_add_table(const struct cpumask *cpumask) { return -EOPNOTSUPP; diff --git a/include/linux/pm_runtime.h b/include/linux/pm_runtime.h index b492ae00cc90..6c08a085367b 100644 --- a/include/linux/pm_runtime.h +++ b/include/linux/pm_runtime.h @@ -265,7 +265,7 @@ static inline void pm_runtime_no_callbacks(struct device *dev) {} static inline void pm_runtime_irq_safe(struct device *dev) {} static inline bool pm_runtime_is_irq_safe(struct device *dev) { return false; } -static inline bool pm_runtime_callbacks_present(struct device *dev) { return false; } +static inline bool pm_runtime_has_no_callbacks(struct device *dev) { return false; } static inline void pm_runtime_mark_last_busy(struct device *dev) {} static inline void __pm_runtime_use_autosuspend(struct device *dev, bool use) {} diff --git a/include/linux/power_supply.h b/include/linux/power_supply.h index 81a55e974feb..b495b4374cd0 100644 --- a/include/linux/power_supply.h +++ b/include/linux/power_supply.h @@ -426,9 +426,16 @@ static inline int power_supply_is_system_supplied(void) { return -ENOSYS; } extern int power_supply_get_property(struct power_supply *psy, enum power_supply_property psp, union power_supply_propval *val); +#if IS_ENABLED(CONFIG_POWER_SUPPLY) extern int power_supply_set_property(struct power_supply *psy, enum power_supply_property psp, const union power_supply_propval *val); +#else +static inline int power_supply_set_property(struct power_supply *psy, + enum power_supply_property psp, + const union power_supply_propval *val) +{ return 0; } +#endif extern int power_supply_property_is_writeable(struct power_supply *psy, enum power_supply_property psp); extern void power_supply_external_power_changed(struct power_supply *psy); diff --git a/include/linux/pps-gpio.h b/include/linux/pps-gpio.h deleted file mode 100644 index 7bf49908be06..000000000000 --- a/include/linux/pps-gpio.h +++ /dev/null @@ -1,19 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-or-later */ -/* - * pps-gpio.h -- PPS client for GPIOs - * - * Copyright (C) 2011 James Nuss <jamesnuss@nanometrics.ca> - */ - -#ifndef _PPS_GPIO_H -#define _PPS_GPIO_H - -struct pps_gpio_platform_data { - struct gpio_desc *gpio_pin; - struct gpio_desc *echo_pin; - bool assert_falling_edge; - bool capture_clear; - unsigned int echo_active_ms; -}; - -#endif /* _PPS_GPIO_H */ diff --git a/include/linux/preempt.h b/include/linux/preempt.h index 69cc8b64aa3a..9881eac0698f 100644 --- a/include/linux/preempt.h +++ b/include/linux/preempt.h @@ -79,7 +79,11 @@ #define nmi_count() (preempt_count() & NMI_MASK) #define hardirq_count() (preempt_count() & HARDIRQ_MASK) -#define softirq_count() (preempt_count() & SOFTIRQ_MASK) +#ifdef CONFIG_PREEMPT_RT +# define softirq_count() (current->softirq_disable_cnt & SOFTIRQ_MASK) +#else +# define softirq_count() (preempt_count() & SOFTIRQ_MASK) +#endif #define irq_count() (nmi_count() | hardirq_count() | softirq_count()) /* diff --git a/include/linux/property.h b/include/linux/property.h index dd4687b56239..0d876316e61d 100644 --- a/include/linux/property.h +++ b/include/linux/property.h @@ -254,6 +254,13 @@ struct software_node_ref_args { u64 args[NR_FWNODE_REFERENCE_ARGS]; }; +#define SOFTWARE_NODE_REFERENCE(_ref_, ...) \ +(const struct software_node_ref_args) { \ + .node = _ref_, \ + .nargs = ARRAY_SIZE(((u64[]){ 0, ##__VA_ARGS__ })) - 1, \ + .args = { __VA_ARGS__ }, \ +} + /** * struct property_entry - "Built-in" device property representation. * @name: Name of the property. @@ -362,11 +369,7 @@ struct property_entry { .name = _name_, \ .length = sizeof(struct software_node_ref_args), \ .type = DEV_PROP_REF, \ - { .pointer = &(const struct software_node_ref_args) { \ - .node = _ref_, \ - .nargs = ARRAY_SIZE(((u64[]){ 0, ##__VA_ARGS__ })) - 1, \ - .args = { __VA_ARGS__ }, \ - } }, \ + { .pointer = &SOFTWARE_NODE_REFERENCE(_ref_, ##__VA_ARGS__), }, \ } struct property_entry * diff --git a/include/linux/qcom-geni-se.h b/include/linux/qcom-geni-se.h index ec2ad4b0fe14..7c811eebcaab 100644 --- a/include/linux/qcom-geni-se.h +++ b/include/linux/qcom-geni-se.h @@ -47,7 +47,6 @@ struct geni_icc_path { * @num_clk_levels: Number of valid clock levels in clk_perf_tbl * @clk_perf_tbl: Table of clock frequency input to serial engine clock * @icc_paths: Array of ICC paths for SE - * @opp_table: Pointer to the OPP table */ struct geni_se { void __iomem *base; @@ -57,7 +56,6 @@ struct geni_se { unsigned int num_clk_levels; unsigned long *clk_perf_tbl; struct geni_icc_path icc_paths[3]; - struct opp_table *opp_table; }; /* Common SE registers */ @@ -460,7 +458,5 @@ void geni_icc_set_tag(struct geni_se *se, u32 tag); int geni_icc_enable(struct geni_se *se); int geni_icc_disable(struct geni_se *se); - -void geni_remove_earlycon_icc_vote(void); #endif #endif diff --git a/include/linux/randomize_kstack.h b/include/linux/randomize_kstack.h new file mode 100644 index 000000000000..fd80fab663a9 --- /dev/null +++ b/include/linux/randomize_kstack.h @@ -0,0 +1,54 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +#ifndef _LINUX_RANDOMIZE_KSTACK_H +#define _LINUX_RANDOMIZE_KSTACK_H + +#include <linux/kernel.h> +#include <linux/jump_label.h> +#include <linux/percpu-defs.h> + +DECLARE_STATIC_KEY_MAYBE(CONFIG_RANDOMIZE_KSTACK_OFFSET_DEFAULT, + randomize_kstack_offset); +DECLARE_PER_CPU(u32, kstack_offset); + +/* + * Do not use this anywhere else in the kernel. This is used here because + * it provides an arch-agnostic way to grow the stack with correct + * alignment. Also, since this use is being explicitly masked to a max of + * 10 bits, stack-clash style attacks are unlikely. For more details see + * "VLAs" in Documentation/process/deprecated.rst + */ +void *__builtin_alloca(size_t size); +/* + * Use, at most, 10 bits of entropy. We explicitly cap this to keep the + * "VLA" from being unbounded (see above). 10 bits leaves enough room for + * per-arch offset masks to reduce entropy (by removing higher bits, since + * high entropy may overly constrain usable stack space), and for + * compiler/arch-specific stack alignment to remove the lower bits. + */ +#define KSTACK_OFFSET_MAX(x) ((x) & 0x3FF) + +/* + * These macros must be used during syscall entry when interrupts and + * preempt are disabled, and after user registers have been stored to + * the stack. + */ +#define add_random_kstack_offset() do { \ + if (static_branch_maybe(CONFIG_RANDOMIZE_KSTACK_OFFSET_DEFAULT, \ + &randomize_kstack_offset)) { \ + u32 offset = raw_cpu_read(kstack_offset); \ + u8 *ptr = __builtin_alloca(KSTACK_OFFSET_MAX(offset)); \ + /* Keep allocation even after "ptr" loses scope. */ \ + asm volatile("" : "=o"(*ptr) :: "memory"); \ + } \ +} while (0) + +#define choose_random_kstack_offset(rand) do { \ + if (static_branch_maybe(CONFIG_RANDOMIZE_KSTACK_OFFSET_DEFAULT, \ + &randomize_kstack_offset)) { \ + u32 offset = raw_cpu_read(kstack_offset); \ + offset ^= (rand); \ + raw_cpu_write(kstack_offset, offset); \ + } \ +} while (0) + +#endif diff --git a/include/linux/rcupdate.h b/include/linux/rcupdate.h index bd04f722714f..6d855ef091ba 100644 --- a/include/linux/rcupdate.h +++ b/include/linux/rcupdate.h @@ -334,7 +334,8 @@ static inline void rcu_preempt_sleep_check(void) { } #define rcu_sleep_check() \ do { \ rcu_preempt_sleep_check(); \ - RCU_LOCKDEP_WARN(lock_is_held(&rcu_bh_lock_map), \ + if (!IS_ENABLED(CONFIG_PREEMPT_RT)) \ + RCU_LOCKDEP_WARN(lock_is_held(&rcu_bh_lock_map), \ "Illegal context switch in RCU-bh read-side critical section"); \ RCU_LOCKDEP_WARN(lock_is_held(&rcu_sched_lock_map), \ "Illegal context switch in RCU-sched read-side critical section"); \ diff --git a/include/linux/regmap.h b/include/linux/regmap.h index 2cc4ecd36298..f87a11a5cc4a 100644 --- a/include/linux/regmap.h +++ b/include/linux/regmap.h @@ -1378,6 +1378,9 @@ struct regmap_irq_sub_irq_map { * status_base. Should contain num_regs arrays. * Can be provided for chips with more complex mapping than * 1.st bit to 1.st sub-reg, 2.nd bit to 2.nd sub-reg, ... + * When used with not_fixed_stride, each one-element array + * member contains offset calculated as address from each + * peripheral to first peripheral. * @num_main_regs: Number of 'main status' irq registers for chips which have * main_status set. * @@ -1390,6 +1393,7 @@ struct regmap_irq_sub_irq_map { * Using zero value is possible with @use_ack bit. * @wake_base: Base address for wake enables. If zero unsupported. * @type_base: Base address for irq type. If zero unsupported. + * @virt_reg_base: Base addresses for extra config regs. * @irq_reg_stride: Stride to use for chips where registers are not contiguous. * @init_ack_masked: Ack all masked interrupts once during initalization. * @mask_invert: Inverted mask register: cleared bits are masked out. @@ -1404,6 +1408,9 @@ struct regmap_irq_sub_irq_map { * @clear_on_unmask: For chips with interrupts cleared on read: read the status * registers before unmasking interrupts to clear any bits * set when they were masked. + * @not_fixed_stride: Used when chip peripherals are not laid out with fixed + * stride. Must be used with sub_reg_offsets containing the + * offsets to each peripheral. * @runtime_pm: Hold a runtime PM lock on the device when accessing it. * * @num_regs: Number of registers in each control bank. @@ -1411,12 +1418,16 @@ struct regmap_irq_sub_irq_map { * assigned based on the index in the array of the interrupt. * @num_irqs: Number of descriptors. * @num_type_reg: Number of type registers. + * @num_virt_regs: Number of non-standard irq configuration registers. + * If zero unsupported. * @type_reg_stride: Stride to use for chips where type registers are not * contiguous. * @handle_pre_irq: Driver specific callback to handle interrupt from device * before regmap_irq_handler process the interrupts. * @handle_post_irq: Driver specific callback to handle interrupt from device * after handling the interrupts in regmap_irq_handler(). + * @set_type_virt: Driver specific callback to extend regmap_irq_set_type() + * and configure virt regs. * @irq_drv_data: Driver specific IRQ data which is passed as parameter when * driver specific pre/post interrupt handler is called. * @@ -1438,6 +1449,7 @@ struct regmap_irq_chip { unsigned int ack_base; unsigned int wake_base; unsigned int type_base; + unsigned int *virt_reg_base; unsigned int irq_reg_stride; bool mask_writeonly:1; bool init_ack_masked:1; @@ -1450,6 +1462,7 @@ struct regmap_irq_chip { bool type_invert:1; bool type_in_mask:1; bool clear_on_unmask:1; + bool not_fixed_stride:1; int num_regs; @@ -1457,10 +1470,13 @@ struct regmap_irq_chip { int num_irqs; int num_type_reg; + int num_virt_regs; unsigned int type_reg_stride; int (*handle_pre_irq)(void *irq_drv_data); int (*handle_post_irq)(void *irq_drv_data); + int (*set_type_virt)(unsigned int **buf, unsigned int type, + unsigned long hwirq, int reg); void *irq_drv_data; }; diff --git a/include/linux/regulator/driver.h b/include/linux/regulator/driver.h index d7c77ee370f3..4ea520c248e9 100644 --- a/include/linux/regulator/driver.h +++ b/include/linux/regulator/driver.h @@ -373,6 +373,10 @@ struct regulator_desc { unsigned int pull_down_reg; unsigned int pull_down_mask; unsigned int pull_down_val_on; + unsigned int ramp_reg; + unsigned int ramp_mask; + const unsigned int *ramp_delay_table; + unsigned int n_ramp_values; unsigned int enable_time; @@ -472,7 +476,7 @@ struct regulator_dev { unsigned int is_switch:1; /* time when this regulator was disabled last time */ - unsigned long last_off_jiffy; + ktime_t last_off; }; struct regulator_dev * @@ -535,6 +539,7 @@ int regulator_set_current_limit_regmap(struct regulator_dev *rdev, int min_uA, int max_uA); int regulator_get_current_limit_regmap(struct regulator_dev *rdev); void *regulator_get_init_drvdata(struct regulator_init_data *reg_init_data); +int regulator_set_ramp_delay_regmap(struct regulator_dev *rdev, int ramp_delay); /* * Helper functions intended to be used by regulator drivers prior registering @@ -543,4 +548,6 @@ void *regulator_get_init_drvdata(struct regulator_init_data *reg_init_data); int regulator_desc_list_voltage_linear_range(const struct regulator_desc *desc, unsigned int selector); +int regulator_desc_list_voltage_linear(const struct regulator_desc *desc, + unsigned int selector); #endif diff --git a/include/linux/sched.h b/include/linux/sched.h index ef00bb22164c..743a613c9cf3 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -1044,6 +1044,9 @@ struct task_struct { int softirq_context; int irq_config; #endif +#ifdef CONFIG_PREEMPT_RT + int softirq_disable_cnt; +#endif #ifdef CONFIG_LOCKDEP # define MAX_LOCK_DEPTH 48UL diff --git a/include/linux/scmi_protocol.h b/include/linux/scmi_protocol.h index ecb3aad1a964..79d0a1237e6c 100644 --- a/include/linux/scmi_protocol.h +++ b/include/linux/scmi_protocol.h @@ -2,7 +2,7 @@ /* * SCMI Message Protocol driver header * - * Copyright (C) 2018 ARM Ltd. + * Copyright (C) 2018-2021 ARM Ltd. */ #ifndef _LINUX_SCMI_PROTOCOL_H @@ -57,9 +57,11 @@ struct scmi_clock_info { }; struct scmi_handle; +struct scmi_device; +struct scmi_protocol_handle; /** - * struct scmi_clk_ops - represents the various operations provided + * struct scmi_clk_proto_ops - represents the various operations provided * by SCMI Clock Protocol * * @count_get: get the count of clocks provided by SCMI @@ -69,21 +71,21 @@ struct scmi_handle; * @enable: enables the specified clock * @disable: disables the specified clock */ -struct scmi_clk_ops { - int (*count_get)(const struct scmi_handle *handle); +struct scmi_clk_proto_ops { + int (*count_get)(const struct scmi_protocol_handle *ph); const struct scmi_clock_info *(*info_get) - (const struct scmi_handle *handle, u32 clk_id); - int (*rate_get)(const struct scmi_handle *handle, u32 clk_id, + (const struct scmi_protocol_handle *ph, u32 clk_id); + int (*rate_get)(const struct scmi_protocol_handle *ph, u32 clk_id, u64 *rate); - int (*rate_set)(const struct scmi_handle *handle, u32 clk_id, + int (*rate_set)(const struct scmi_protocol_handle *ph, u32 clk_id, u64 rate); - int (*enable)(const struct scmi_handle *handle, u32 clk_id); - int (*disable)(const struct scmi_handle *handle, u32 clk_id); + int (*enable)(const struct scmi_protocol_handle *ph, u32 clk_id); + int (*disable)(const struct scmi_protocol_handle *ph, u32 clk_id); }; /** - * struct scmi_perf_ops - represents the various operations provided + * struct scmi_perf_proto_ops - represents the various operations provided * by SCMI Performance Protocol * * @limits_set: sets limits on the performance level of a domain @@ -100,33 +102,33 @@ struct scmi_clk_ops { * @est_power_get: gets the estimated power cost for a given performance domain * at a given frequency */ -struct scmi_perf_ops { - int (*limits_set)(const struct scmi_handle *handle, u32 domain, +struct scmi_perf_proto_ops { + int (*limits_set)(const struct scmi_protocol_handle *ph, u32 domain, u32 max_perf, u32 min_perf); - int (*limits_get)(const struct scmi_handle *handle, u32 domain, + int (*limits_get)(const struct scmi_protocol_handle *ph, u32 domain, u32 *max_perf, u32 *min_perf); - int (*level_set)(const struct scmi_handle *handle, u32 domain, + int (*level_set)(const struct scmi_protocol_handle *ph, u32 domain, u32 level, bool poll); - int (*level_get)(const struct scmi_handle *handle, u32 domain, + int (*level_get)(const struct scmi_protocol_handle *ph, u32 domain, u32 *level, bool poll); int (*device_domain_id)(struct device *dev); - int (*transition_latency_get)(const struct scmi_handle *handle, + int (*transition_latency_get)(const struct scmi_protocol_handle *ph, struct device *dev); - int (*device_opps_add)(const struct scmi_handle *handle, + int (*device_opps_add)(const struct scmi_protocol_handle *ph, struct device *dev); - int (*freq_set)(const struct scmi_handle *handle, u32 domain, + int (*freq_set)(const struct scmi_protocol_handle *ph, u32 domain, unsigned long rate, bool poll); - int (*freq_get)(const struct scmi_handle *handle, u32 domain, + int (*freq_get)(const struct scmi_protocol_handle *ph, u32 domain, unsigned long *rate, bool poll); - int (*est_power_get)(const struct scmi_handle *handle, u32 domain, + int (*est_power_get)(const struct scmi_protocol_handle *ph, u32 domain, unsigned long *rate, unsigned long *power); - bool (*fast_switch_possible)(const struct scmi_handle *handle, + bool (*fast_switch_possible)(const struct scmi_protocol_handle *ph, struct device *dev); - bool (*power_scale_mw_get)(const struct scmi_handle *handle); + bool (*power_scale_mw_get)(const struct scmi_protocol_handle *ph); }; /** - * struct scmi_power_ops - represents the various operations provided + * struct scmi_power_proto_ops - represents the various operations provided * by SCMI Power Protocol * * @num_domains_get: get the count of power domains provided by SCMI @@ -134,9 +136,9 @@ struct scmi_perf_ops { * @state_set: sets the power state of a power domain * @state_get: gets the power state of a power domain */ -struct scmi_power_ops { - int (*num_domains_get)(const struct scmi_handle *handle); - char *(*name_get)(const struct scmi_handle *handle, u32 domain); +struct scmi_power_proto_ops { + int (*num_domains_get)(const struct scmi_protocol_handle *ph); + char *(*name_get)(const struct scmi_protocol_handle *ph, u32 domain); #define SCMI_POWER_STATE_TYPE_SHIFT 30 #define SCMI_POWER_STATE_ID_MASK (BIT(28) - 1) #define SCMI_POWER_STATE_PARAM(type, id) \ @@ -144,9 +146,9 @@ struct scmi_power_ops { ((id) & SCMI_POWER_STATE_ID_MASK)) #define SCMI_POWER_STATE_GENERIC_ON SCMI_POWER_STATE_PARAM(0, 0) #define SCMI_POWER_STATE_GENERIC_OFF SCMI_POWER_STATE_PARAM(1, 0) - int (*state_set)(const struct scmi_handle *handle, u32 domain, + int (*state_set)(const struct scmi_protocol_handle *ph, u32 domain, u32 state); - int (*state_get)(const struct scmi_handle *handle, u32 domain, + int (*state_get)(const struct scmi_protocol_handle *ph, u32 domain, u32 *state); }; @@ -429,7 +431,7 @@ enum scmi_sensor_class { }; /** - * struct scmi_sensor_ops - represents the various operations provided + * struct scmi_sensor_proto_ops - represents the various operations provided * by SCMI Sensor Protocol * * @count_get: get the count of sensors provided by SCMI @@ -444,25 +446,25 @@ enum scmi_sensor_class { * @config_get: Get sensor current configuration * @config_set: Set sensor current configuration */ -struct scmi_sensor_ops { - int (*count_get)(const struct scmi_handle *handle); +struct scmi_sensor_proto_ops { + int (*count_get)(const struct scmi_protocol_handle *ph); const struct scmi_sensor_info *(*info_get) - (const struct scmi_handle *handle, u32 sensor_id); - int (*trip_point_config)(const struct scmi_handle *handle, + (const struct scmi_protocol_handle *ph, u32 sensor_id); + int (*trip_point_config)(const struct scmi_protocol_handle *ph, u32 sensor_id, u8 trip_id, u64 trip_value); - int (*reading_get)(const struct scmi_handle *handle, u32 sensor_id, + int (*reading_get)(const struct scmi_protocol_handle *ph, u32 sensor_id, u64 *value); - int (*reading_get_timestamped)(const struct scmi_handle *handle, + int (*reading_get_timestamped)(const struct scmi_protocol_handle *ph, u32 sensor_id, u8 count, struct scmi_sensor_reading *readings); - int (*config_get)(const struct scmi_handle *handle, + int (*config_get)(const struct scmi_protocol_handle *ph, u32 sensor_id, u32 *sensor_config); - int (*config_set)(const struct scmi_handle *handle, + int (*config_set)(const struct scmi_protocol_handle *ph, u32 sensor_id, u32 sensor_config); }; /** - * struct scmi_reset_ops - represents the various operations provided + * struct scmi_reset_proto_ops - represents the various operations provided * by SCMI Reset Protocol * * @num_domains_get: get the count of reset domains provided by SCMI @@ -472,13 +474,13 @@ struct scmi_sensor_ops { * @assert: explicitly assert reset signal of the specified reset domain * @deassert: explicitly deassert reset signal of the specified reset domain */ -struct scmi_reset_ops { - int (*num_domains_get)(const struct scmi_handle *handle); - char *(*name_get)(const struct scmi_handle *handle, u32 domain); - int (*latency_get)(const struct scmi_handle *handle, u32 domain); - int (*reset)(const struct scmi_handle *handle, u32 domain); - int (*assert)(const struct scmi_handle *handle, u32 domain); - int (*deassert)(const struct scmi_handle *handle, u32 domain); +struct scmi_reset_proto_ops { + int (*num_domains_get)(const struct scmi_protocol_handle *ph); + char *(*name_get)(const struct scmi_protocol_handle *ph, u32 domain); + int (*latency_get)(const struct scmi_protocol_handle *ph, u32 domain); + int (*reset)(const struct scmi_protocol_handle *ph, u32 domain); + int (*assert)(const struct scmi_protocol_handle *ph, u32 domain); + int (*deassert)(const struct scmi_protocol_handle *ph, u32 domain); }; /** @@ -513,7 +515,7 @@ struct scmi_voltage_info { }; /** - * struct scmi_voltage_ops - represents the various operations provided + * struct scmi_voltage_proto_ops - represents the various operations provided * by SCMI Voltage Protocol * * @num_domains_get: get the count of voltage domains provided by SCMI @@ -523,27 +525,31 @@ struct scmi_voltage_info { * @level_set: set the voltage level for the specified domain * @level_get: get the voltage level of the specified domain */ -struct scmi_voltage_ops { - int (*num_domains_get)(const struct scmi_handle *handle); +struct scmi_voltage_proto_ops { + int (*num_domains_get)(const struct scmi_protocol_handle *ph); const struct scmi_voltage_info __must_check *(*info_get) - (const struct scmi_handle *handle, u32 domain_id); - int (*config_set)(const struct scmi_handle *handle, u32 domain_id, + (const struct scmi_protocol_handle *ph, u32 domain_id); + int (*config_set)(const struct scmi_protocol_handle *ph, u32 domain_id, u32 config); #define SCMI_VOLTAGE_ARCH_STATE_OFF 0x0 #define SCMI_VOLTAGE_ARCH_STATE_ON 0x7 - int (*config_get)(const struct scmi_handle *handle, u32 domain_id, + int (*config_get)(const struct scmi_protocol_handle *ph, u32 domain_id, u32 *config); - int (*level_set)(const struct scmi_handle *handle, u32 domain_id, + int (*level_set)(const struct scmi_protocol_handle *ph, u32 domain_id, u32 flags, s32 volt_uV); - int (*level_get)(const struct scmi_handle *handle, u32 domain_id, + int (*level_get)(const struct scmi_protocol_handle *ph, u32 domain_id, s32 *volt_uV); }; /** * struct scmi_notify_ops - represents notifications' operations provided by * SCMI core - * @register_event_notifier: Register a notifier_block for the requested event - * @unregister_event_notifier: Unregister a notifier_block for the requested + * @devm_event_notifier_register: Managed registration of a notifier_block for + * the requested event + * @devm_event_notifier_unregister: Managed unregistration of a notifier_block + * for the requested event + * @event_notifier_register: Register a notifier_block for the requested event + * @event_notifier_unregister: Unregister a notifier_block for the requested * event * * A user can register/unregister its own notifier_block against the wanted @@ -551,7 +557,9 @@ struct scmi_voltage_ops { * tuple: (proto_id, evt_id, src_id) using the provided register/unregister * interface where: * - * @handle: The handle identifying the platform instance to use + * @sdev: The scmi_device to use when calling the devres managed ops devm_ + * @handle: The handle identifying the platform instance to use, when not + * calling the managed ops devm_ * @proto_id: The protocol ID as in SCMI Specification * @evt_id: The message ID of the desired event as in SCMI Specification * @src_id: A pointer to the desired source ID if different sources are @@ -574,11 +582,21 @@ struct scmi_voltage_ops { * @report: A custom struct describing the specific event delivered */ struct scmi_notify_ops { - int (*register_event_notifier)(const struct scmi_handle *handle, - u8 proto_id, u8 evt_id, u32 *src_id, + int (*devm_event_notifier_register)(struct scmi_device *sdev, + u8 proto_id, u8 evt_id, + const u32 *src_id, + struct notifier_block *nb); + int (*devm_event_notifier_unregister)(struct scmi_device *sdev, + u8 proto_id, u8 evt_id, + const u32 *src_id, + struct notifier_block *nb); + int (*event_notifier_register)(const struct scmi_handle *handle, + u8 proto_id, u8 evt_id, + const u32 *src_id, struct notifier_block *nb); - int (*unregister_event_notifier)(const struct scmi_handle *handle, - u8 proto_id, u8 evt_id, u32 *src_id, + int (*event_notifier_unregister)(const struct scmi_handle *handle, + u8 proto_id, u8 evt_id, + const u32 *src_id, struct notifier_block *nb); }; @@ -587,47 +605,21 @@ struct scmi_notify_ops { * * @dev: pointer to the SCMI device * @version: pointer to the structure containing SCMI version information - * @power_ops: pointer to set of power protocol operations - * @perf_ops: pointer to set of performance protocol operations - * @clk_ops: pointer to set of clock protocol operations - * @sensor_ops: pointer to set of sensor protocol operations - * @reset_ops: pointer to set of reset protocol operations - * @voltage_ops: pointer to set of voltage protocol operations + * @devm_protocol_get: devres managed method to acquire a protocol and get specific + * operations and a dedicated protocol handler + * @devm_protocol_put: devres managed method to release a protocol * @notify_ops: pointer to set of notifications related operations - * @perf_priv: pointer to private data structure specific to performance - * protocol(for internal use only) - * @clk_priv: pointer to private data structure specific to clock - * protocol(for internal use only) - * @power_priv: pointer to private data structure specific to power - * protocol(for internal use only) - * @sensor_priv: pointer to private data structure specific to sensors - * protocol(for internal use only) - * @reset_priv: pointer to private data structure specific to reset - * protocol(for internal use only) - * @voltage_priv: pointer to private data structure specific to voltage - * protocol(for internal use only) - * @notify_priv: pointer to private data structure specific to notifications - * (for internal use only) */ struct scmi_handle { struct device *dev; struct scmi_revision_info *version; - const struct scmi_perf_ops *perf_ops; - const struct scmi_clk_ops *clk_ops; - const struct scmi_power_ops *power_ops; - const struct scmi_sensor_ops *sensor_ops; - const struct scmi_reset_ops *reset_ops; - const struct scmi_voltage_ops *voltage_ops; + + const void __must_check * + (*devm_protocol_get)(struct scmi_device *sdev, u8 proto, + struct scmi_protocol_handle **ph); + void (*devm_protocol_put)(struct scmi_device *sdev, u8 proto); + const struct scmi_notify_ops *notify_ops; - /* for protocol internal use */ - void *perf_priv; - void *clk_priv; - void *power_priv; - void *sensor_priv; - void *reset_priv; - void *voltage_priv; - void *notify_priv; - void *system_priv; }; enum scmi_std_protocol { @@ -712,9 +704,21 @@ static inline void scmi_driver_unregister(struct scmi_driver *driver) {} #define module_scmi_driver(__scmi_driver) \ module_driver(__scmi_driver, scmi_register, scmi_unregister) -typedef int (*scmi_prot_init_fn_t)(struct scmi_handle *); -int scmi_protocol_register(int protocol_id, scmi_prot_init_fn_t fn); -void scmi_protocol_unregister(int protocol_id); +/** + * module_scmi_protocol() - Helper macro for registering a scmi protocol + * @__scmi_protocol: scmi_protocol structure + * + * Helper macro for scmi drivers to set up proper module init / exit + * functions. Replaces module_init() and module_exit() and keeps people from + * printing pointless things to the kernel log when their driver is loaded. + */ +#define module_scmi_protocol(__scmi_protocol) \ + module_driver(__scmi_protocol, \ + scmi_protocol_register, scmi_protocol_unregister) + +struct scmi_protocol; +int scmi_protocol_register(const struct scmi_protocol *proto); +void scmi_protocol_unregister(const struct scmi_protocol *proto); /* SCMI Notification API - Custom Event Reports */ enum scmi_notification_events { diff --git a/include/linux/serial_core.h b/include/linux/serial_core.h index e1b684e33841..d7ed00f1594e 100644 --- a/include/linux/serial_core.h +++ b/include/linux/serial_core.h @@ -500,19 +500,19 @@ static inline int uart_prepare_sysrq_char(struct uart_port *port, unsigned int c return 0; } -static inline void uart_unlock_and_check_sysrq(struct uart_port *port, unsigned long irqflags) +static inline void uart_unlock_and_check_sysrq(struct uart_port *port) { int sysrq_ch; if (!port->has_sysrq) { - spin_unlock_irqrestore(&port->lock, irqflags); + spin_unlock(&port->lock); return; } sysrq_ch = port->sysrq_ch; port->sysrq_ch = 0; - spin_unlock_irqrestore(&port->lock, irqflags); + spin_unlock(&port->lock); if (sysrq_ch) handle_sysrq(sysrq_ch); @@ -526,9 +526,9 @@ static inline int uart_prepare_sysrq_char(struct uart_port *port, unsigned int c { return 0; } -static inline void uart_unlock_and_check_sysrq(struct uart_port *port, unsigned long irqflags) +static inline void uart_unlock_and_check_sysrq(struct uart_port *port) { - spin_unlock_irqrestore(&port->lock, irqflags); + spin_unlock(&port->lock); } #endif /* CONFIG_MAGIC_SYSRQ_SERIAL */ diff --git a/include/linux/serial_s3c.h b/include/linux/serial_s3c.h index ca2c5393dc6b..f6c3323fc4c5 100644 --- a/include/linux/serial_s3c.h +++ b/include/linux/serial_s3c.h @@ -246,6 +246,22 @@ S5PV210_UFCON_TXTRIG4 | \ S5PV210_UFCON_RXTRIG4) +#define APPLE_S5L_UCON_RXTO_ENA 9 +#define APPLE_S5L_UCON_RXTHRESH_ENA 12 +#define APPLE_S5L_UCON_TXTHRESH_ENA 13 +#define APPLE_S5L_UCON_RXTO_ENA_MSK (1 << APPLE_S5L_UCON_RXTO_ENA) +#define APPLE_S5L_UCON_RXTHRESH_ENA_MSK (1 << APPLE_S5L_UCON_RXTHRESH_ENA) +#define APPLE_S5L_UCON_TXTHRESH_ENA_MSK (1 << APPLE_S5L_UCON_TXTHRESH_ENA) + +#define APPLE_S5L_UCON_DEFAULT (S3C2410_UCON_TXIRQMODE | \ + S3C2410_UCON_RXIRQMODE | \ + S3C2410_UCON_RXFIFO_TOI) + +#define APPLE_S5L_UTRSTAT_RXTHRESH (1<<4) +#define APPLE_S5L_UTRSTAT_TXTHRESH (1<<5) +#define APPLE_S5L_UTRSTAT_RXTO (1<<9) +#define APPLE_S5L_UTRSTAT_ALL_FLAGS (0x3f0) + #ifndef __ASSEMBLY__ #include <linux/serial_core.h> diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h index 6d0a33d1c0db..f2c9ee71cb2c 100644 --- a/include/linux/skbuff.h +++ b/include/linux/skbuff.h @@ -285,6 +285,7 @@ struct nf_bridge_info { struct tc_skb_ext { __u32 chain; __u16 mru; + bool post_ct; }; #endif diff --git a/include/linux/skmsg.h b/include/linux/skmsg.h index 8edbbf5f2f93..822c048934e3 100644 --- a/include/linux/skmsg.h +++ b/include/linux/skmsg.h @@ -349,8 +349,13 @@ static inline void sk_psock_update_proto(struct sock *sk, static inline void sk_psock_restore_proto(struct sock *sk, struct sk_psock *psock) { - sk->sk_prot->unhash = psock->saved_unhash; if (inet_csk_has_ulp(sk)) { + /* TLS does not have an unhash proto in SW cases, but we need + * to ensure we stop using the sock_map unhash routine because + * the associated psock is being removed. So use the original + * unhash handler. + */ + WRITE_ONCE(sk->sk_prot->unhash, psock->saved_unhash); tcp_update_ulp(sk, psock->sk_proto, psock->saved_write_space); } else { sk->sk_write_space = psock->saved_write_space; diff --git a/include/linux/soc/qcom/apr.h b/include/linux/soc/qcom/apr.h index 7f0bc3cf4d61..137f9f2ac4c3 100644 --- a/include/linux/soc/qcom/apr.h +++ b/include/linux/soc/qcom/apr.h @@ -113,7 +113,7 @@ void apr_driver_unregister(struct apr_driver *drv); /** * module_apr_driver() - Helper macro for registering a aprbus driver - * @__aprbus_driver: aprbus_driver struct + * @__apr_driver: apr_driver struct * * Helper macro for aprbus drivers which do not do anything special in * module init/exit. This eliminates a lot of boilerplate. Each module diff --git a/include/linux/soc/qcom/irq.h b/include/linux/soc/qcom/irq.h index 9e1ece58e55b..72b9231e9fdd 100644 --- a/include/linux/soc/qcom/irq.h +++ b/include/linux/soc/qcom/irq.h @@ -7,7 +7,7 @@ #define GPIO_NO_WAKE_IRQ ~0U -/** +/* * QCOM specific IRQ domain flags that distinguishes the handling of wakeup * capable interrupts by different interrupt controllers. * diff --git a/include/linux/soc/qcom/llcc-qcom.h b/include/linux/soc/qcom/llcc-qcom.h index 64fc582ae415..437c9df13229 100644 --- a/include/linux/soc/qcom/llcc-qcom.h +++ b/include/linux/soc/qcom/llcc-qcom.h @@ -35,7 +35,7 @@ #define LLCC_WRCACHE 31 /** - * llcc_slice_desc - Cache slice descriptor + * struct llcc_slice_desc - Cache slice descriptor * @slice_id: llcc slice id * @slice_size: Size allocated for the llcc slice */ @@ -45,7 +45,7 @@ struct llcc_slice_desc { }; /** - * llcc_edac_reg_data - llcc edac registers data for each error type + * struct llcc_edac_reg_data - llcc edac registers data for each error type * @name: Name of the error * @synd_reg: Syndrome register address * @count_status_reg: Status register address to read the error count @@ -69,7 +69,7 @@ struct llcc_edac_reg_data { }; /** - * llcc_drv_data - Data associated with the llcc driver + * struct llcc_drv_data - Data associated with the llcc driver * @regmap: regmap associated with the llcc device * @bcast_regmap: regmap associated with llcc broadcast offset * @cfg: pointer to the data structure for slice configuration diff --git a/include/linux/soc/qcom/qmi.h b/include/linux/soc/qcom/qmi.h index e712f94b89fc..b1f80e756d2a 100644 --- a/include/linux/soc/qcom/qmi.h +++ b/include/linux/soc/qcom/qmi.h @@ -16,7 +16,7 @@ struct socket; /** - * qmi_header - wireformat header of QMI messages + * struct qmi_header - wireformat header of QMI messages * @type: type of message * @txn_id: transaction id * @msg_id: message id @@ -93,7 +93,7 @@ struct qmi_elem_info { #define QMI_ERR_NOT_SUPPORTED_V01 94 /** - * qmi_response_type_v01 - common response header (decoded) + * struct qmi_response_type_v01 - common response header (decoded) * @result: result of the transaction * @error: error value, when @result is QMI_RESULT_FAILURE_V01 */ diff --git a/include/linux/soundwire/sdw.h b/include/linux/soundwire/sdw.h index d08039d65825..ced07f8fde87 100644 --- a/include/linux/soundwire/sdw.h +++ b/include/linux/soundwire/sdw.h @@ -125,6 +125,12 @@ enum sdw_dpn_grouping { SDW_BLK_GRP_CNT_4 = 3, }; +/* block packing mode enum */ +enum sdw_dpn_pkg_mode { + SDW_BLK_PKG_PER_PORT = 0, + SDW_BLK_PKG_PER_CHANNEL = 1 +}; + /** * enum sdw_stream_type: data stream type * @@ -405,6 +411,7 @@ struct sdw_slave_prop { * command * @mclk_freq: clock reference passed to SoundWire Master, in Hz. * @hw_disabled: if true, the Master is not functional, typically due to pin-mux + * @quirks: bitmask identifying optional behavior beyond the scope of the MIPI specification */ struct sdw_master_prop { u32 revision; @@ -421,8 +428,29 @@ struct sdw_master_prop { u32 err_threshold; u32 mclk_freq; bool hw_disabled; + u64 quirks; }; +/* Definitions for Master quirks */ + +/* + * In a number of platforms bus clashes are reported after a hardware + * reset but without any explanations or evidence of a real problem. + * The following quirk will discard all initial bus clash interrupts + * but will leave the detection on should real bus clashes happen + */ +#define SDW_MASTER_QUIRKS_CLEAR_INITIAL_CLASH BIT(0) + +/* + * Some Slave devices have known issues with incorrect parity errors + * reported after a hardware reset. However during integration unexplained + * parity errors can be reported by Slave devices, possibly due to electrical + * issues at the Master level. + * The following quirk will discard all initial parity errors but will leave + * the detection on should real parity errors happen. + */ +#define SDW_MASTER_QUIRKS_CLEAR_INITIAL_PARITY BIT(1) + int sdw_master_read_prop(struct sdw_bus *bus); int sdw_slave_read_prop(struct sdw_slave *slave); @@ -614,6 +642,7 @@ struct sdw_slave_ops { * @debugfs: Slave debugfs * @node: node for bus list * @port_ready: Port ready completion flag for each Slave port + * @m_port_map: static Master port map for each Slave port * @dev_num: Current Device Number, values can be 0 or dev_num_sticky * @dev_num_sticky: one-time static Device Number assigned by Bus * @probed: boolean tracking driver state @@ -645,6 +674,7 @@ struct sdw_slave { #endif struct list_head node; struct completion port_ready[SDW_MAX_PORTS]; + unsigned int m_port_map[SDW_MAX_PORTS]; enum sdw_clk_stop_mode curr_clk_stop_mode; u16 dev_num; u16 dev_num_sticky; @@ -804,6 +834,7 @@ struct sdw_defer { /** * struct sdw_master_ops - Master driver ops * @read_prop: Read Master properties + * @override_adr: Override value read from firmware (quirk for buggy firmware) * @xfer_msg: Transfer message callback * @xfer_msg_defer: Defer version of transfer message callback * @reset_page_addr: Reset the SCP page address registers @@ -813,7 +844,8 @@ struct sdw_defer { */ struct sdw_master_ops { int (*read_prop)(struct sdw_bus *bus); - + u64 (*override_adr) + (struct sdw_bus *bus, u64 addr); enum sdw_command_response (*xfer_msg) (struct sdw_bus *bus, struct sdw_msg *msg); enum sdw_command_response (*xfer_msg_defer) @@ -1009,5 +1041,7 @@ int sdw_write_no_pm(struct sdw_slave *slave, u32 addr, u8 value); int sdw_read_no_pm(struct sdw_slave *slave, u32 addr); int sdw_nread(struct sdw_slave *slave, u32 addr, size_t count, u8 *val); int sdw_nwrite(struct sdw_slave *slave, u32 addr, size_t count, u8 *val); +int sdw_compare_devid(struct sdw_slave *slave, struct sdw_slave_id id); +void sdw_extract_slave_id(struct sdw_bus *bus, u64 addr, struct sdw_slave_id *id); #endif /* __SOUNDWIRE_H */ diff --git a/include/linux/spi/altera.h b/include/linux/spi/altera.h index 2d42641499a6..2e2a622e56da 100644 --- a/include/linux/spi/altera.h +++ b/include/linux/spi/altera.h @@ -5,10 +5,13 @@ #ifndef __LINUX_SPI_ALTERA_H #define __LINUX_SPI_ALTERA_H +#include <linux/interrupt.h> #include <linux/regmap.h> #include <linux/spi/spi.h> #include <linux/types.h> +#define ALTERA_SPI_MAX_CS 32 + /** * struct altera_spi_platform_data - Platform data of the Altera SPI driver * @mode_bits: Mode bits of SPI master. @@ -26,4 +29,22 @@ struct altera_spi_platform_data { struct spi_board_info *devices; }; +struct altera_spi { + int irq; + int len; + int count; + int bytes_per_word; + u32 imr; + + /* data buffers */ + const unsigned char *tx; + unsigned char *rx; + + struct regmap *regmap; + u32 regoff; + struct device *dev; +}; + +extern irqreturn_t altera_spi_irq(int irq, void *dev); +extern void altera_spi_init_master(struct spi_master *master); #endif /* __LINUX_SPI_ALTERA_H */ diff --git a/include/linux/spi/spi.h b/include/linux/spi/spi.h index 592897fa4f03..360a3bc767ca 100644 --- a/include/linux/spi/spi.h +++ b/include/linux/spi/spi.h @@ -19,7 +19,7 @@ #include <uapi/linux/spi/spi.h> struct dma_chan; -struct property_entry; +struct software_node; struct spi_controller; struct spi_transfer; struct spi_controller_mem_ops; @@ -247,7 +247,6 @@ static inline void *spi_get_drvdata(struct spi_device *spi) } struct spi_message; -struct spi_transfer; /** * struct spi_driver - Host side "protocol" driver @@ -510,6 +509,9 @@ struct spi_controller { #define SPI_MASTER_GPIO_SS BIT(5) /* GPIO CS must select slave */ + /* flag indicating this is a non-devres managed controller */ + bool devm_allocated; + /* flag indicating this is an SPI slave controller */ bool slave; @@ -832,9 +834,6 @@ extern void spi_res_release(struct spi_controller *ctlr, * @delay: delay to be introduced after this transfer before * (optionally) changing the chipselect status, then starting * the next transfer or completing this @spi_message. - * @delay_usecs: microseconds to delay after this transfer before - * (optionally) changing the chipselect status, then starting - * the next transfer or completing this @spi_message. * @word_delay: inter word delay to be introduced after each word size * (set by bits_per_word) transmission. * @effective_speed_hz: the effective SCK-speed that was used to @@ -946,7 +945,6 @@ struct spi_transfer { #define SPI_NBITS_DUAL 0x02 /* 2bits transfer */ #define SPI_NBITS_QUAD 0x04 /* 4bits transfer */ u8 bits_per_word; - u16 delay_usecs; struct spi_delay delay; struct spi_delay cs_change_delay; struct spi_delay word_delay; @@ -1060,14 +1058,6 @@ spi_transfer_del(struct spi_transfer *t) static inline int spi_transfer_delay_exec(struct spi_transfer *t) { - struct spi_delay d; - - if (t->delay_usecs) { - d.value = t->delay_usecs; - d.unit = SPI_DELAY_UNIT_USECS; - return spi_delay_exec(&d, NULL); - } - return spi_delay_exec(&t->delay, t); } @@ -1409,7 +1399,7 @@ static inline ssize_t spi_w8r16be(struct spi_device *spi, u8 cmd) * @modalias: Initializes spi_device.modalias; identifies the driver. * @platform_data: Initializes spi_device.platform_data; the particular * data stored there is driver-specific. - * @properties: Additional device properties for the device. + * @swnode: Software node for the device. * @controller_data: Initializes spi_device.controller_data; some * controllers need hints about hardware setup, e.g. for DMA. * @irq: Initializes spi_device.irq; depends on how the board is wired. @@ -1442,12 +1432,11 @@ struct spi_board_info { * * platform_data goes to spi_device.dev.platform_data, * controller_data goes to spi_device.controller_data, - * device properties are copied and attached to spi_device, * irq is copied too */ char modalias[SPI_NAME_SIZE]; const void *platform_data; - const struct property_entry *properties; + const struct software_node *swnode; void *controller_data; int irq; diff --git a/include/linux/stacktrace.h b/include/linux/stacktrace.h index 50e2df30b0aa..9edecb494e9e 100644 --- a/include/linux/stacktrace.h +++ b/include/linux/stacktrace.h @@ -52,8 +52,27 @@ typedef bool (*stack_trace_consume_fn)(void *cookie, unsigned long addr); */ void arch_stack_walk(stack_trace_consume_fn consume_entry, void *cookie, struct task_struct *task, struct pt_regs *regs); + +/** + * arch_stack_walk_reliable - Architecture specific function to walk the + * stack reliably + * + * @consume_entry: Callback which is invoked by the architecture code for + * each entry. + * @cookie: Caller supplied pointer which is handed back to + * @consume_entry + * @task: Pointer to a task struct, can be NULL + * + * This function returns an error if it detects any unreliable + * features of the stack. Otherwise it guarantees that the stack + * trace is reliable. + * + * If the task is not 'current', the caller *must* ensure the task is + * inactive and its stack is pinned. + */ int arch_stack_walk_reliable(stack_trace_consume_fn consume_entry, void *cookie, struct task_struct *task); + void arch_stack_walk_user(stack_trace_consume_fn consume_entry, void *cookie, const struct pt_regs *regs); diff --git a/include/linux/static_call.h b/include/linux/static_call.h index 85ecc789f4ff..e01b61ab86b1 100644 --- a/include/linux/static_call.h +++ b/include/linux/static_call.h @@ -20,6 +20,7 @@ * static_call(name)(args...); * static_call_cond(name)(args...); * static_call_update(name, func); + * static_call_query(name); * * Usage example: * @@ -91,6 +92,10 @@ * * which will include the required value tests to avoid NULL-pointer * dereferences. + * + * To query which function is currently set to be called, use: + * + * func = static_call_query(name); */ #include <linux/types.h> @@ -118,6 +123,8 @@ extern void arch_static_call_transform(void *site, void *tramp, void *func, bool STATIC_CALL_TRAMP_ADDR(name), func); \ }) +#define static_call_query(name) (READ_ONCE(STATIC_CALL_KEY(name).func)) + #ifdef CONFIG_HAVE_STATIC_CALL_INLINE extern int __init static_call_init(void); @@ -128,16 +135,6 @@ struct static_call_mod { struct static_call_site *sites; }; -struct static_call_key { - void *func; - union { - /* bit 0: 0 = mods, 1 = sites */ - unsigned long type; - struct static_call_mod *mods; - struct static_call_site *sites; - }; -}; - /* For finding the key associated with a trampoline */ struct static_call_tramp_key { s32 tramp; @@ -187,10 +184,6 @@ extern long __static_call_return0(void); static inline int static_call_init(void) { return 0; } -struct static_call_key { - void *func; -}; - #define __DEFINE_STATIC_CALL(name, _func, _func_init) \ DECLARE_STATIC_CALL(name, _func); \ struct static_call_key STATIC_CALL_KEY(name) = { \ @@ -205,6 +198,7 @@ struct static_call_key { }; \ ARCH_DEFINE_STATIC_CALL_NULL_TRAMP(name) + #define static_call_cond(name) (void)__static_call(name) static inline @@ -243,10 +237,6 @@ static inline long __static_call_return0(void) static inline int static_call_init(void) { return 0; } -struct static_call_key { - void *func; -}; - static inline long __static_call_return0(void) { return 0; diff --git a/include/linux/static_call_types.h b/include/linux/static_call_types.h index ae5662d368b9..5a00b8b2cf9f 100644 --- a/include/linux/static_call_types.h +++ b/include/linux/static_call_types.h @@ -58,11 +58,25 @@ struct static_call_site { __raw_static_call(name); \ }) +struct static_call_key { + void *func; + union { + /* bit 0: 0 = mods, 1 = sites */ + unsigned long type; + struct static_call_mod *mods; + struct static_call_site *sites; + }; +}; + #else /* !CONFIG_HAVE_STATIC_CALL_INLINE */ #define __STATIC_CALL_ADDRESSABLE(name) #define __static_call(name) __raw_static_call(name) +struct static_call_key { + void *func; +}; + #endif /* CONFIG_HAVE_STATIC_CALL_INLINE */ #ifdef MODULE @@ -77,6 +91,10 @@ struct static_call_site { #else +struct static_call_key { + void *func; +}; + #define static_call(name) \ ((typeof(STATIC_CALL_TRAMP(name))*)(STATIC_CALL_KEY(name).func)) diff --git a/include/linux/sunrpc/svc.h b/include/linux/sunrpc/svc.h index 31ee3b6047c3..e91d51ea028b 100644 --- a/include/linux/sunrpc/svc.h +++ b/include/linux/sunrpc/svc.h @@ -248,6 +248,7 @@ struct svc_rqst { size_t rq_xprt_hlen; /* xprt header len */ struct xdr_buf rq_arg; struct xdr_stream rq_arg_stream; + struct xdr_stream rq_res_stream; struct page *rq_scratch_page; struct xdr_buf rq_res; struct page *rq_pages[RPCSVC_MAXPAGES + 1]; @@ -574,4 +575,28 @@ static inline void svcxdr_init_decode(struct svc_rqst *rqstp) xdr_set_scratch_page(xdr, rqstp->rq_scratch_page); } +/** + * svcxdr_init_encode - Prepare an xdr_stream for svc Reply encoding + * @rqstp: controlling server RPC transaction context + * + */ +static inline void svcxdr_init_encode(struct svc_rqst *rqstp) +{ + struct xdr_stream *xdr = &rqstp->rq_res_stream; + struct xdr_buf *buf = &rqstp->rq_res; + struct kvec *resv = buf->head; + + xdr_reset_scratch_buffer(xdr); + + xdr->buf = buf; + xdr->iov = resv; + xdr->p = resv->iov_base + resv->iov_len; + xdr->end = resv->iov_base + PAGE_SIZE - rqstp->rq_auth_slack; + buf->len = resv->iov_len; + xdr->page_ptr = buf->pages - 1; + buf->buflen = PAGE_SIZE * (1 + rqstp->rq_page_end - buf->pages); + buf->buflen -= rqstp->rq_auth_slack; + xdr->rqst = NULL; +} + #endif /* SUNRPC_SVC_H */ diff --git a/include/linux/sunrpc/svc_rdma.h b/include/linux/sunrpc/svc_rdma.h index 1e76ed688044..3184465de3a0 100644 --- a/include/linux/sunrpc/svc_rdma.h +++ b/include/linux/sunrpc/svc_rdma.h @@ -94,6 +94,8 @@ struct svcxprt_rdma { spinlock_t sc_rw_ctxt_lock; struct list_head sc_rw_ctxts; + u32 sc_pending_recvs; + u32 sc_recv_batch; struct list_head sc_rq_dto_q; spinlock_t sc_rq_dto_lock; struct ib_qp *sc_qp; @@ -104,7 +106,6 @@ struct svcxprt_rdma { wait_queue_head_t sc_send_wait; /* SQ exhaustion waitlist */ unsigned long sc_flags; - struct list_head sc_read_complete_q; struct work_struct sc_work; struct llist_head sc_recv_ctxts; @@ -133,12 +134,10 @@ struct svc_rdma_recv_ctxt { struct rpc_rdma_cid rc_cid; struct ib_sge rc_recv_sge; void *rc_recv_buf; - struct xdr_buf rc_arg; struct xdr_stream rc_stream; bool rc_temp; u32 rc_byte_len; unsigned int rc_page_count; - unsigned int rc_hdr_count; u32 rc_inv_rkey; __be32 rc_msgtype; @@ -148,8 +147,6 @@ struct svc_rdma_recv_ctxt { struct svc_rdma_chunk *rc_cur_result_payload; struct svc_rdma_pcl rc_write_pcl; struct svc_rdma_pcl rc_reply_pcl; - - struct page *rc_pages[RPCSVC_MAXPAGES]; }; struct svc_rdma_send_ctxt { @@ -158,12 +155,12 @@ struct svc_rdma_send_ctxt { struct ib_send_wr sc_send_wr; struct ib_cqe sc_cqe; + struct completion sc_done; struct xdr_buf sc_hdrbuf; struct xdr_stream sc_stream; void *sc_xprt_buf; - int sc_page_count; int sc_cur_sge_no; - struct page *sc_pages[RPCSVC_MAXPAGES]; + struct ib_sge sc_sges[]; }; diff --git a/include/linux/sunrpc/svc_xprt.h b/include/linux/sunrpc/svc_xprt.h index 92455e0d5244..571f605bc91e 100644 --- a/include/linux/sunrpc/svc_xprt.h +++ b/include/linux/sunrpc/svc_xprt.h @@ -130,6 +130,7 @@ void svc_xprt_init(struct net *, struct svc_xprt_class *, struct svc_xprt *, int svc_create_xprt(struct svc_serv *, const char *, struct net *, const int, const unsigned short, int, const struct cred *); +void svc_xprt_received(struct svc_xprt *xprt); void svc_xprt_do_enqueue(struct svc_xprt *xprt); void svc_xprt_enqueue(struct svc_xprt *xprt); void svc_xprt_put(struct svc_xprt *xprt); @@ -143,6 +144,7 @@ struct svc_xprt *svc_find_xprt(struct svc_serv *serv, const char *xcl_name, int svc_xprt_names(struct svc_serv *serv, char *buf, const int buflen); void svc_add_new_perm_xprt(struct svc_serv *serv, struct svc_xprt *xprt); void svc_age_temp_xprts_now(struct svc_serv *, struct sockaddr *); +void svc_xprt_deferred_close(struct svc_xprt *xprt); static inline void svc_xprt_get(struct svc_xprt *xprt) { diff --git a/include/linux/sunrpc/xdr.h b/include/linux/sunrpc/xdr.h index 2bc75c167f00..a965cbc136ad 100644 --- a/include/linux/sunrpc/xdr.h +++ b/include/linux/sunrpc/xdr.h @@ -395,6 +395,40 @@ static inline int xdr_stream_encode_item_absent(struct xdr_stream *xdr) } /** + * xdr_encode_bool - Encode a boolean item + * @p: address in a buffer into which to encode + * @n: boolean value to encode + * + * Return value: + * Address of item following the encoded boolean + */ +static inline __be32 *xdr_encode_bool(__be32 *p, u32 n) +{ + *p = n ? xdr_one : xdr_zero; + return p++; +} + +/** + * xdr_stream_encode_bool - Encode a boolean item + * @xdr: pointer to xdr_stream + * @n: boolean value to encode + * + * Return values: + * On success, returns length in bytes of XDR buffer consumed + * %-EMSGSIZE on XDR buffer overflow + */ +static inline int xdr_stream_encode_bool(struct xdr_stream *xdr, __u32 n) +{ + const size_t len = XDR_UNIT; + __be32 *p = xdr_reserve_space(xdr, len); + + if (unlikely(!p)) + return -EMSGSIZE; + xdr_encode_bool(p, n); + return len; +} + +/** * xdr_stream_encode_u32 - Encode a 32-bit integer * @xdr: pointer to xdr_stream * @n: integer to encode diff --git a/include/linux/surface_aggregator/controller.h b/include/linux/surface_aggregator/controller.h index f4b1ba887384..0806796eabcb 100644 --- a/include/linux/surface_aggregator/controller.h +++ b/include/linux/surface_aggregator/controller.h @@ -344,16 +344,16 @@ struct ssam_request_spec_md { * request has been fully completed. The required transport buffer will be * allocated on the stack. * - * The generated function is defined as ``int name(struct ssam_controller - * *ctrl)``, returning the status of the request, which is zero on success and - * negative on failure. The ``ctrl`` parameter is the controller via which the - * request is being sent. + * The generated function is defined as ``static int name(struct + * ssam_controller *ctrl)``, returning the status of the request, which is + * zero on success and negative on failure. The ``ctrl`` parameter is the + * controller via which the request is being sent. * * Refer to ssam_request_sync_onstack() for more details on the behavior of * the generated function. */ #define SSAM_DEFINE_SYNC_REQUEST_N(name, spec...) \ - int name(struct ssam_controller *ctrl) \ + static int name(struct ssam_controller *ctrl) \ { \ struct ssam_request_spec s = (struct ssam_request_spec)spec; \ struct ssam_request rqst; \ @@ -383,17 +383,17 @@ struct ssam_request_spec_md { * returning once the request has been fully completed. The required transport * buffer will be allocated on the stack. * - * The generated function is defined as ``int name(struct ssam_controller - * *ctrl, const atype *arg)``, returning the status of the request, which is - * zero on success and negative on failure. The ``ctrl`` parameter is the - * controller via which the request is sent. The request argument is specified - * via the ``arg`` pointer. + * The generated function is defined as ``static int name(struct + * ssam_controller *ctrl, const atype *arg)``, returning the status of the + * request, which is zero on success and negative on failure. The ``ctrl`` + * parameter is the controller via which the request is sent. The request + * argument is specified via the ``arg`` pointer. * * Refer to ssam_request_sync_onstack() for more details on the behavior of * the generated function. */ #define SSAM_DEFINE_SYNC_REQUEST_W(name, atype, spec...) \ - int name(struct ssam_controller *ctrl, const atype *arg) \ + static int name(struct ssam_controller *ctrl, const atype *arg) \ { \ struct ssam_request_spec s = (struct ssam_request_spec)spec; \ struct ssam_request rqst; \ @@ -424,17 +424,17 @@ struct ssam_request_spec_md { * request itself, returning once the request has been fully completed. The * required transport buffer will be allocated on the stack. * - * The generated function is defined as ``int name(struct ssam_controller - * *ctrl, rtype *ret)``, returning the status of the request, which is zero on - * success and negative on failure. The ``ctrl`` parameter is the controller - * via which the request is sent. The request's return value is written to the - * memory pointed to by the ``ret`` parameter. + * The generated function is defined as ``static int name(struct + * ssam_controller *ctrl, rtype *ret)``, returning the status of the request, + * which is zero on success and negative on failure. The ``ctrl`` parameter is + * the controller via which the request is sent. The request's return value is + * written to the memory pointed to by the ``ret`` parameter. * * Refer to ssam_request_sync_onstack() for more details on the behavior of * the generated function. */ #define SSAM_DEFINE_SYNC_REQUEST_R(name, rtype, spec...) \ - int name(struct ssam_controller *ctrl, rtype *ret) \ + static int name(struct ssam_controller *ctrl, rtype *ret) \ { \ struct ssam_request_spec s = (struct ssam_request_spec)spec; \ struct ssam_request rqst; \ @@ -483,17 +483,17 @@ struct ssam_request_spec_md { * returning once the request has been fully completed. The required transport * buffer will be allocated on the stack. * - * The generated function is defined as ``int name(struct ssam_controller - * *ctrl, u8 tid, u8 iid)``, returning the status of the request, which is - * zero on success and negative on failure. The ``ctrl`` parameter is the - * controller via which the request is sent, ``tid`` the target ID for the - * request, and ``iid`` the instance ID. + * The generated function is defined as ``static int name(struct + * ssam_controller *ctrl, u8 tid, u8 iid)``, returning the status of the + * request, which is zero on success and negative on failure. The ``ctrl`` + * parameter is the controller via which the request is sent, ``tid`` the + * target ID for the request, and ``iid`` the instance ID. * * Refer to ssam_request_sync_onstack() for more details on the behavior of * the generated function. */ #define SSAM_DEFINE_SYNC_REQUEST_MD_N(name, spec...) \ - int name(struct ssam_controller *ctrl, u8 tid, u8 iid) \ + static int name(struct ssam_controller *ctrl, u8 tid, u8 iid) \ { \ struct ssam_request_spec_md s = (struct ssam_request_spec_md)spec; \ struct ssam_request rqst; \ @@ -524,18 +524,18 @@ struct ssam_request_spec_md { * the request itself, returning once the request has been fully completed. * The required transport buffer will be allocated on the stack. * - * The generated function is defined as ``int name(struct ssam_controller - * *ctrl, u8 tid, u8 iid, const atype *arg)``, returning the status of the - * request, which is zero on success and negative on failure. The ``ctrl`` - * parameter is the controller via which the request is sent, ``tid`` the - * target ID for the request, and ``iid`` the instance ID. The request argument - * is specified via the ``arg`` pointer. + * The generated function is defined as ``static int name(struct + * ssam_controller *ctrl, u8 tid, u8 iid, const atype *arg)``, returning the + * status of the request, which is zero on success and negative on failure. + * The ``ctrl`` parameter is the controller via which the request is sent, + * ``tid`` the target ID for the request, and ``iid`` the instance ID. The + * request argument is specified via the ``arg`` pointer. * * Refer to ssam_request_sync_onstack() for more details on the behavior of * the generated function. */ #define SSAM_DEFINE_SYNC_REQUEST_MD_W(name, atype, spec...) \ - int name(struct ssam_controller *ctrl, u8 tid, u8 iid, const atype *arg)\ + static int name(struct ssam_controller *ctrl, u8 tid, u8 iid, const atype *arg) \ { \ struct ssam_request_spec_md s = (struct ssam_request_spec_md)spec; \ struct ssam_request rqst; \ @@ -567,18 +567,18 @@ struct ssam_request_spec_md { * execution of the request itself, returning once the request has been fully * completed. The required transport buffer will be allocated on the stack. * - * The generated function is defined as ``int name(struct ssam_controller - * *ctrl, u8 tid, u8 iid, rtype *ret)``, returning the status of the request, - * which is zero on success and negative on failure. The ``ctrl`` parameter is - * the controller via which the request is sent, ``tid`` the target ID for the - * request, and ``iid`` the instance ID. The request's return value is written - * to the memory pointed to by the ``ret`` parameter. + * The generated function is defined as ``static int name(struct + * ssam_controller *ctrl, u8 tid, u8 iid, rtype *ret)``, returning the status + * of the request, which is zero on success and negative on failure. The + * ``ctrl`` parameter is the controller via which the request is sent, ``tid`` + * the target ID for the request, and ``iid`` the instance ID. The request's + * return value is written to the memory pointed to by the ``ret`` parameter. * * Refer to ssam_request_sync_onstack() for more details on the behavior of * the generated function. */ #define SSAM_DEFINE_SYNC_REQUEST_MD_R(name, rtype, spec...) \ - int name(struct ssam_controller *ctrl, u8 tid, u8 iid, rtype *ret) \ + static int name(struct ssam_controller *ctrl, u8 tid, u8 iid, rtype *ret) \ { \ struct ssam_request_spec_md s = (struct ssam_request_spec_md)spec; \ struct ssam_request rqst; \ diff --git a/include/linux/surface_aggregator/device.h b/include/linux/surface_aggregator/device.h index 02f3e06c0a60..4441ad667c3f 100644 --- a/include/linux/surface_aggregator/device.h +++ b/include/linux/surface_aggregator/device.h @@ -336,17 +336,18 @@ void ssam_device_driver_unregister(struct ssam_device_driver *d); * request has been fully completed. The required transport buffer will be * allocated on the stack. * - * The generated function is defined as ``int name(struct ssam_device *sdev)``, - * returning the status of the request, which is zero on success and negative - * on failure. The ``sdev`` parameter specifies both the target device of the - * request and by association the controller via which the request is sent. + * The generated function is defined as ``static int name(struct ssam_device + * *sdev)``, returning the status of the request, which is zero on success and + * negative on failure. The ``sdev`` parameter specifies both the target + * device of the request and by association the controller via which the + * request is sent. * * Refer to ssam_request_sync_onstack() for more details on the behavior of * the generated function. */ #define SSAM_DEFINE_SYNC_REQUEST_CL_N(name, spec...) \ SSAM_DEFINE_SYNC_REQUEST_MD_N(__raw_##name, spec) \ - int name(struct ssam_device *sdev) \ + static int name(struct ssam_device *sdev) \ { \ return __raw_##name(sdev->ctrl, sdev->uid.target, \ sdev->uid.instance); \ @@ -368,19 +369,19 @@ void ssam_device_driver_unregister(struct ssam_device_driver *d); * itself, returning once the request has been fully completed. The required * transport buffer will be allocated on the stack. * - * The generated function is defined as ``int name(struct ssam_device *sdev, - * const atype *arg)``, returning the status of the request, which is zero on - * success and negative on failure. The ``sdev`` parameter specifies both the - * target device of the request and by association the controller via which - * the request is sent. The request's argument is specified via the ``arg`` - * pointer. + * The generated function is defined as ``static int name(struct ssam_device + * *sdev, const atype *arg)``, returning the status of the request, which is + * zero on success and negative on failure. The ``sdev`` parameter specifies + * both the target device of the request and by association the controller via + * which the request is sent. The request's argument is specified via the + * ``arg`` pointer. * * Refer to ssam_request_sync_onstack() for more details on the behavior of * the generated function. */ #define SSAM_DEFINE_SYNC_REQUEST_CL_W(name, atype, spec...) \ SSAM_DEFINE_SYNC_REQUEST_MD_W(__raw_##name, atype, spec) \ - int name(struct ssam_device *sdev, const atype *arg) \ + static int name(struct ssam_device *sdev, const atype *arg) \ { \ return __raw_##name(sdev->ctrl, sdev->uid.target, \ sdev->uid.instance, arg); \ @@ -402,8 +403,8 @@ void ssam_device_driver_unregister(struct ssam_device_driver *d); * itself, returning once the request has been fully completed. The required * transport buffer will be allocated on the stack. * - * The generated function is defined as ``int name(struct ssam_device *sdev, - * rtype *ret)``, returning the status of the request, which is zero on + * The generated function is defined as ``static int name(struct ssam_device + * *sdev, rtype *ret)``, returning the status of the request, which is zero on * success and negative on failure. The ``sdev`` parameter specifies both the * target device of the request and by association the controller via which * the request is sent. The request's return value is written to the memory @@ -414,7 +415,7 @@ void ssam_device_driver_unregister(struct ssam_device_driver *d); */ #define SSAM_DEFINE_SYNC_REQUEST_CL_R(name, rtype, spec...) \ SSAM_DEFINE_SYNC_REQUEST_MD_R(__raw_##name, rtype, spec) \ - int name(struct ssam_device *sdev, rtype *ret) \ + static int name(struct ssam_device *sdev, rtype *ret) \ { \ return __raw_##name(sdev->ctrl, sdev->uid.target, \ sdev->uid.instance, ret); \ diff --git a/include/linux/thunderbolt.h b/include/linux/thunderbolt.h index 659a0a810fa1..e7c96c37174f 100644 --- a/include/linux/thunderbolt.h +++ b/include/linux/thunderbolt.h @@ -146,6 +146,7 @@ struct tb_property_dir *tb_property_parse_dir(const u32 *block, size_t block_len); ssize_t tb_property_format_dir(const struct tb_property_dir *dir, u32 *block, size_t block_len); +struct tb_property_dir *tb_property_copy_dir(const struct tb_property_dir *dir); struct tb_property_dir *tb_property_create_dir(const uuid_t *uuid); void tb_property_free_dir(struct tb_property_dir *dir); int tb_property_add_immediate(struct tb_property_dir *parent, const char *key, @@ -179,23 +180,24 @@ void tb_unregister_property_dir(const char *key, struct tb_property_dir *dir); * @route: Route string the other domain can be reached * @vendor: Vendor ID of the remote domain * @device: Device ID of the demote domain + * @local_max_hopid: Maximum input HopID of this host + * @remote_max_hopid: Maximum input HopID of the remote host * @lock: Lock to serialize access to the following fields of this structure * @vendor_name: Name of the vendor (or %NULL if not known) * @device_name: Name of the device (or %NULL if not known) * @link_speed: Speed of the link in Gb/s * @link_width: Width of the link (1 or 2) * @is_unplugged: The XDomain is unplugged - * @resume: The XDomain is being resumed * @needs_uuid: If the XDomain does not have @remote_uuid it will be * queried first - * @transmit_path: HopID which the remote end expects us to transmit - * @transmit_ring: Local ring (hop) where outgoing packets are pushed - * @receive_path: HopID which we expect the remote end to transmit - * @receive_ring: Local ring (hop) where incoming packets arrive * @service_ids: Used to generate IDs for the services - * @properties: Properties exported by the remote domain - * @property_block_gen: Generation of @properties - * @properties_lock: Lock protecting @properties. + * @in_hopids: Input HopIDs for DMA tunneling + * @out_hopids; Output HopIDs for DMA tunneling + * @local_property_block: Local block of properties + * @local_property_block_gen: Generation of @local_property_block + * @local_property_block_len: Length of the @local_property_block in dwords + * @remote_properties: Properties exported by the remote domain + * @remote_property_block_gen: Generation of @remote_properties * @get_uuid_work: Work used to retrieve @remote_uuid * @uuid_retries: Number of times left @remote_uuid is requested before * giving up @@ -225,21 +227,23 @@ struct tb_xdomain { u64 route; u16 vendor; u16 device; + unsigned int local_max_hopid; + unsigned int remote_max_hopid; struct mutex lock; const char *vendor_name; const char *device_name; unsigned int link_speed; unsigned int link_width; bool is_unplugged; - bool resume; bool needs_uuid; - u16 transmit_path; - u16 transmit_ring; - u16 receive_path; - u16 receive_ring; struct ida service_ids; - struct tb_property_dir *properties; - u32 property_block_gen; + struct ida in_hopids; + struct ida out_hopids; + u32 *local_property_block; + u32 local_property_block_gen; + u32 local_property_block_len; + struct tb_property_dir *remote_properties; + u32 remote_property_block_gen; struct delayed_work get_uuid_work; int uuid_retries; struct delayed_work get_properties_work; @@ -252,10 +256,22 @@ struct tb_xdomain { int tb_xdomain_lane_bonding_enable(struct tb_xdomain *xd); void tb_xdomain_lane_bonding_disable(struct tb_xdomain *xd); -int tb_xdomain_enable_paths(struct tb_xdomain *xd, u16 transmit_path, - u16 transmit_ring, u16 receive_path, - u16 receive_ring); -int tb_xdomain_disable_paths(struct tb_xdomain *xd); +int tb_xdomain_alloc_in_hopid(struct tb_xdomain *xd, int hopid); +void tb_xdomain_release_in_hopid(struct tb_xdomain *xd, int hopid); +int tb_xdomain_alloc_out_hopid(struct tb_xdomain *xd, int hopid); +void tb_xdomain_release_out_hopid(struct tb_xdomain *xd, int hopid); +int tb_xdomain_enable_paths(struct tb_xdomain *xd, int transmit_path, + int transmit_ring, int receive_path, + int receive_ring); +int tb_xdomain_disable_paths(struct tb_xdomain *xd, int transmit_path, + int transmit_ring, int receive_path, + int receive_ring); + +static inline int tb_xdomain_disable_all_paths(struct tb_xdomain *xd) +{ + return tb_xdomain_disable_paths(xd, -1, -1, -1, -1); +} + struct tb_xdomain *tb_xdomain_find_by_uuid(struct tb *tb, const uuid_t *uuid); struct tb_xdomain *tb_xdomain_find_by_route(struct tb *tb, u64 route); diff --git a/include/linux/timecounter.h b/include/linux/timecounter.h index 754b74a2167f..c6540ceea143 100644 --- a/include/linux/timecounter.h +++ b/include/linux/timecounter.h @@ -124,7 +124,7 @@ extern u64 timecounter_read(struct timecounter *tc); * This allows conversion of cycle counter values which were generated * in the past. */ -extern u64 timecounter_cyc2time(struct timecounter *tc, +extern u64 timecounter_cyc2time(const struct timecounter *tc, u64 cycle_tstamp); #endif diff --git a/include/linux/timex.h b/include/linux/timex.h index 9c2e54faf9b7..059b18eb1f1f 100644 --- a/include/linux/timex.h +++ b/include/linux/timex.h @@ -133,7 +133,7 @@ /* * kernel variables - * Note: maximum error = NTP synch distance = dispersion + delay / 2; + * Note: maximum error = NTP sync distance = dispersion + delay / 2; * estimated error = NTP dispersion. */ extern unsigned long tick_usec; /* USER_HZ period (usec) */ diff --git a/include/linux/tpm.h b/include/linux/tpm.h index 543aa3b1dedc..aa11fe323c56 100644 --- a/include/linux/tpm.h +++ b/include/linux/tpm.h @@ -305,6 +305,8 @@ struct tpm_buf { }; enum tpm2_object_attributes { + TPM2_OA_FIXED_TPM = BIT(1), + TPM2_OA_FIXED_PARENT = BIT(4), TPM2_OA_USER_WITH_AUTH = BIT(6), }; diff --git a/include/linux/tty.h b/include/linux/tty.h index 95fc2f100f12..e5d6b1f28823 100644 --- a/include/linux/tty.h +++ b/include/linux/tty.h @@ -17,30 +17,6 @@ /* - * Lock subclasses for tty locks - * - * TTY_LOCK_NORMAL is for normal ttys and master ptys. - * TTY_LOCK_SLAVE is for slave ptys only. - * - * Lock subclasses are necessary for handling nested locking with pty pairs. - * tty locks which use nested locking: - * - * legacy_mutex - Nested tty locks are necessary for releasing pty pairs. - * The stable lock order is master pty first, then slave pty. - * termios_rwsem - The stable lock order is tty_buffer lock->termios_rwsem. - * Subclassing this lock enables the slave pty to hold its - * termios_rwsem when claiming the master tty_buffer lock. - * tty_buffer lock - slave ptys can claim nested buffer lock when handling - * signal chars. The stable lock order is slave pty, then - * master. - */ - -enum { - TTY_LOCK_NORMAL = 0, - TTY_LOCK_SLAVE, -}; - -/* * (Note: the *_driver.minor_start values 1, 64, 128, 192 are * hardcoded at present.) */ @@ -284,7 +260,7 @@ struct tty_operations; struct tty_struct { int magic; struct kref kref; - struct device *dev; + struct device *dev; /* class device or NULL (e.g. ptys, serdev) */ struct tty_driver *driver; const struct tty_operations *ops; int index; @@ -373,21 +349,6 @@ struct tty_file_private { #define TTY_LDISC_CHANGING 20 /* Change pending - non-block IO */ #define TTY_LDISC_HALTED 22 /* Line discipline is halted */ -/* Values for tty->flow_change */ -#define TTY_THROTTLE_SAFE 1 -#define TTY_UNTHROTTLE_SAFE 2 - -static inline void __tty_set_flow_change(struct tty_struct *tty, int val) -{ - tty->flow_change = val; -} - -static inline void tty_set_flow_change(struct tty_struct *tty, int val) -{ - tty->flow_change = val; - smp_mb(); -} - static inline bool tty_io_nonblock(struct tty_struct *tty, struct file *file) { return file->f_flags & O_NONBLOCK || @@ -419,10 +380,6 @@ extern struct tty_struct *tty_kopen_exclusive(dev_t device); extern struct tty_struct *tty_kopen_shared(dev_t device); extern void tty_kclose(struct tty_struct *tty); extern int tty_dev_name_to_number(const char *name, dev_t *number); -extern int tty_ldisc_lock(struct tty_struct *tty, unsigned long timeout); -extern void tty_ldisc_unlock(struct tty_struct *tty); -extern ssize_t redirected_tty_write(struct kiocb *, struct iov_iter *); -extern struct file *tty_release_redirect(struct tty_struct *tty); #else static inline void tty_kref_put(struct tty_struct *tty) { } @@ -475,14 +432,10 @@ static inline struct tty_struct *tty_kref_get(struct tty_struct *tty) extern const char *tty_driver_name(const struct tty_struct *tty); extern void tty_wait_until_sent(struct tty_struct *tty, long timeout); -extern int __tty_check_change(struct tty_struct *tty, int sig); -extern int tty_check_change(struct tty_struct *tty); -extern void __stop_tty(struct tty_struct *tty); extern void stop_tty(struct tty_struct *tty); -extern void __start_tty(struct tty_struct *tty); extern void start_tty(struct tty_struct *tty); extern int tty_register_driver(struct tty_driver *driver); -extern int tty_unregister_driver(struct tty_driver *driver); +extern void tty_unregister_driver(struct tty_driver *driver); extern struct device *tty_register_device(struct tty_driver *driver, unsigned index, struct device *dev); extern struct device *tty_register_device_attr(struct tty_driver *driver, @@ -506,23 +459,11 @@ extern int tty_get_icount(struct tty_struct *tty, extern int is_current_pgrp_orphaned(void); extern void tty_hangup(struct tty_struct *tty); extern void tty_vhangup(struct tty_struct *tty); -extern void tty_vhangup_session(struct tty_struct *tty); extern int tty_hung_up_p(struct file *filp); extern void do_SAK(struct tty_struct *tty); extern void __do_SAK(struct tty_struct *tty); -extern void tty_open_proc_set_tty(struct file *filp, struct tty_struct *tty); -extern int tty_signal_session_leader(struct tty_struct *tty, int exit_session); -extern void session_clear_tty(struct pid *session); extern void no_tty(void); -extern void tty_buffer_free_all(struct tty_port *port); -extern void tty_buffer_flush(struct tty_struct *tty, struct tty_ldisc *ld); -extern void tty_buffer_init(struct tty_port *port); -extern void tty_buffer_set_lock_subclass(struct tty_port *port); -extern bool tty_buffer_restart_work(struct tty_port *port); -extern bool tty_buffer_cancel_work(struct tty_port *port); -extern void tty_buffer_flush_work(struct tty_port *port); extern speed_t tty_termios_baud_rate(struct ktermios *termios); -extern speed_t tty_termios_input_baud_rate(struct ktermios *termios); extern void tty_termios_encode_baud_rate(struct ktermios *termios, speed_t ibaud, speed_t obaud); extern void tty_encode_baud_rate(struct tty_struct *tty, @@ -550,27 +491,16 @@ extern int tty_set_termios(struct tty_struct *tty, struct ktermios *kt); extern struct tty_ldisc *tty_ldisc_ref(struct tty_struct *); extern void tty_ldisc_deref(struct tty_ldisc *); extern struct tty_ldisc *tty_ldisc_ref_wait(struct tty_struct *); -extern void tty_ldisc_hangup(struct tty_struct *tty, bool reset); -extern int tty_ldisc_reinit(struct tty_struct *tty, int disc); extern const struct seq_operations tty_ldiscs_seq_ops; extern void tty_wakeup(struct tty_struct *tty); extern void tty_ldisc_flush(struct tty_struct *tty); -extern long tty_ioctl(struct file *file, unsigned int cmd, unsigned long arg); extern int tty_mode_ioctl(struct tty_struct *tty, struct file *file, unsigned int cmd, unsigned long arg); -extern long tty_jobctrl_ioctl(struct tty_struct *tty, struct tty_struct *real_tty, - struct file *file, unsigned int cmd, unsigned long arg); extern int tty_perform_flush(struct tty_struct *tty, unsigned long arg); -extern void tty_default_fops(struct file_operations *fops); -extern struct tty_struct *alloc_tty_struct(struct tty_driver *driver, int idx); -extern int tty_alloc_file(struct file *file); -extern void tty_add_file(struct tty_struct *tty, struct file *file); -extern void tty_free_file(struct file *file); extern struct tty_struct *tty_init_dev(struct tty_driver *driver, int idx); extern void tty_release_struct(struct tty_struct *tty, int idx); -extern int tty_release(struct inode *inode, struct file *filp); extern void tty_init_termios(struct tty_struct *tty); extern void tty_save_termios(struct tty_struct *tty); extern int tty_standard_install(struct tty_driver *driver, @@ -578,8 +508,6 @@ extern int tty_standard_install(struct tty_driver *driver, extern struct mutex tty_mutex; -#define tty_is_writelocked(tty) (mutex_is_locked(&tty->atomic_write_lock)) - extern void tty_port_init(struct tty_port *port); extern void tty_port_link_device(struct tty_port *port, struct tty_driver *driver, unsigned index); @@ -699,13 +627,8 @@ static inline int tty_port_users(struct tty_port *port) extern int tty_register_ldisc(int disc, struct tty_ldisc_ops *new_ldisc); extern int tty_unregister_ldisc(int disc); extern int tty_set_ldisc(struct tty_struct *tty, int disc); -extern int tty_ldisc_setup(struct tty_struct *tty, struct tty_struct *o_tty); -extern void tty_ldisc_release(struct tty_struct *tty); -extern int __must_check tty_ldisc_init(struct tty_struct *tty); -extern void tty_ldisc_deinit(struct tty_struct *tty); extern int tty_ldisc_receive_buf(struct tty_ldisc *ld, const unsigned char *p, char *f, int count); -extern void tty_sysctl_init(void); /* n_tty.c */ extern void n_tty_inherit_ops(struct tty_ldisc_ops *ops); @@ -717,20 +640,10 @@ static inline void n_tty_init(void) { } /* tty_audit.c */ #ifdef CONFIG_AUDIT -extern void tty_audit_add_data(struct tty_struct *tty, const void *data, - size_t size); extern void tty_audit_exit(void); extern void tty_audit_fork(struct signal_struct *sig); -extern void tty_audit_tiocsti(struct tty_struct *tty, char ch); extern int tty_audit_push(void); #else -static inline void tty_audit_add_data(struct tty_struct *tty, const void *data, - size_t size) -{ -} -static inline void tty_audit_tiocsti(struct tty_struct *tty, char ch) -{ -} static inline void tty_audit_exit(void) { } @@ -772,16 +685,4 @@ static inline void proc_tty_register_driver(struct tty_driver *d) {} static inline void proc_tty_unregister_driver(struct tty_driver *d) {} #endif -#define tty_msg(fn, tty, f, ...) \ - fn("%s %s: " f, tty_driver_name(tty), tty_name(tty), ##__VA_ARGS__) - -#define tty_debug(tty, f, ...) tty_msg(pr_debug, tty, f, ##__VA_ARGS__) -#define tty_info(tty, f, ...) tty_msg(pr_info, tty, f, ##__VA_ARGS__) -#define tty_notice(tty, f, ...) tty_msg(pr_notice, tty, f, ##__VA_ARGS__) -#define tty_warn(tty, f, ...) tty_msg(pr_warn, tty, f, ##__VA_ARGS__) -#define tty_err(tty, f, ...) tty_msg(pr_err, tty, f, ##__VA_ARGS__) - -#define tty_info_ratelimited(tty, f, ...) \ - tty_msg(pr_info_ratelimited, tty, f, ##__VA_ARGS__) - #endif diff --git a/include/linux/tty_driver.h b/include/linux/tty_driver.h index 61c3372d3f32..2f719b471d52 100644 --- a/include/linux/tty_driver.h +++ b/include/linux/tty_driver.h @@ -228,7 +228,7 @@ * * Called when the device receives a TIOCGICOUNT ioctl. Passed a kernel * structure to complete. This method is optional and will only be called - * if provided (otherwise EINVAL will be returned). + * if provided (otherwise ENOTTY will be returned). */ #include <linux/export.h> diff --git a/include/linux/tty_ldisc.h b/include/linux/tty_ldisc.h index 572a07976116..31284b55bd4f 100644 --- a/include/linux/tty_ldisc.h +++ b/include/linux/tty_ldisc.h @@ -173,7 +173,6 @@ extern int ldsem_down_write_nested(struct ld_semaphore *sem, int subclass, struct tty_ldisc_ops { - int magic; char *name; int num; int flags; @@ -218,8 +217,6 @@ struct tty_ldisc { struct tty_struct *tty; }; -#define TTY_LDISC_MAGIC 0x5403 - #define LDISC_FLAG_DEFINED 0x00000001 #define MODULE_ALIAS_LDISC(ldisc) \ diff --git a/include/linux/usb.h b/include/linux/usb.h index d6a41841b93e..eaae24217e8a 100644 --- a/include/linux/usb.h +++ b/include/linux/usb.h @@ -560,6 +560,7 @@ struct usb3_lpm_parameters { * @speed: device speed: high/full/low (or error) * @rx_lanes: number of rx lanes in use, USB 3.2 adds dual-lane support * @tx_lanes: number of tx lanes in use, USB 3.2 adds dual-lane support + * @ssp_rate: SuperSpeed Plus phy signaling rate and lane count * @tt: Transaction Translator info; used with low/full speed dev, highspeed hub * @ttport: device port on that tt hub * @toggle: one bit for each endpoint, with ([0] = IN, [1] = OUT) endpoints @@ -636,6 +637,7 @@ struct usb_device { enum usb_device_speed speed; unsigned int rx_lanes; unsigned int tx_lanes; + enum usb_ssp_rate ssp_rate; struct usb_tt *tt; int ttport; @@ -841,7 +843,7 @@ extern int usb_free_streams(struct usb_interface *interface, /* used these for multi-interface device registration */ extern int usb_driver_claim_interface(struct usb_driver *driver, - struct usb_interface *iface, void *priv); + struct usb_interface *iface, void *data); /** * usb_interface_claimed - returns true iff an interface is claimed @@ -880,6 +882,15 @@ extern struct usb_host_interface *usb_find_alt_setting( unsigned int iface_num, unsigned int alt_num); +#if IS_REACHABLE(CONFIG_USB) +int usb_for_each_port(void *data, int (*fn)(struct device *, void *)); +#else +static inline int usb_for_each_port(void *data, int (*fn)(struct device *, void *)) +{ + return 0; +} +#endif + /* port claiming functions */ int usb_hub_claim_port(struct usb_device *hdev, unsigned port1, struct usb_dev_state *owner); @@ -1259,8 +1270,6 @@ struct usb_device_driver { #define to_usb_device_driver(d) container_of(d, struct usb_device_driver, \ drvwrap.driver) -extern struct bus_type usb_bus_type; - /** * struct usb_class_driver - identifies a USB driver that wants to use the USB major number * @name: the usb class device name for this driver. Will show up in sysfs. diff --git a/include/linux/usb/ch9.h b/include/linux/usb/ch9.h index abdd310c77f0..1cffa34740b0 100644 --- a/include/linux/usb/ch9.h +++ b/include/linux/usb/ch9.h @@ -45,73 +45,15 @@ enum usb_ssp_rate { USB_SSP_GEN_2x2, }; -/** - * usb_ep_type_string() - Returns human readable-name of the endpoint type. - * @ep_type: The endpoint type to return human-readable name for. If it's not - * any of the types: USB_ENDPOINT_XFER_{CONTROL, ISOC, BULK, INT}, - * usually got by usb_endpoint_type(), the string 'unknown' will be returned. - */ extern const char *usb_ep_type_string(int ep_type); - -/** - * usb_speed_string() - Returns human readable-name of the speed. - * @speed: The speed to return human-readable name for. If it's not - * any of the speeds defined in usb_device_speed enum, string for - * USB_SPEED_UNKNOWN will be returned. - */ extern const char *usb_speed_string(enum usb_device_speed speed); - -/** - * usb_get_maximum_speed - Get maximum requested speed for a given USB - * controller. - * @dev: Pointer to the given USB controller device - * - * The function gets the maximum speed string from property "maximum-speed", - * and returns the corresponding enum usb_device_speed. - */ extern enum usb_device_speed usb_get_maximum_speed(struct device *dev); - -/** - * usb_get_maximum_ssp_rate - Get the signaling rate generation and lane count - * of a SuperSpeed Plus capable device. - * @dev: Pointer to the given USB controller device - * - * If the string from "maximum-speed" property is super-speed-plus-genXxY where - * 'X' is the generation number and 'Y' is the number of lanes, then this - * function returns the corresponding enum usb_ssp_rate. - */ extern enum usb_ssp_rate usb_get_maximum_ssp_rate(struct device *dev); - -/** - * usb_state_string - Returns human readable name for the state. - * @state: The state to return a human-readable name for. If it's not - * any of the states devices in usb_device_state_string enum, - * the string UNKNOWN will be returned. - */ extern const char *usb_state_string(enum usb_device_state state); +unsigned int usb_decode_interval(const struct usb_endpoint_descriptor *epd, + enum usb_device_speed speed); #ifdef CONFIG_TRACING -/** - * usb_decode_ctrl - Returns human readable representation of control request. - * @str: buffer to return a human-readable representation of control request. - * This buffer should have about 200 bytes. - * @size: size of str buffer. - * @bRequestType: matches the USB bmRequestType field - * @bRequest: matches the USB bRequest field - * @wValue: matches the USB wValue field (CPU byte order) - * @wIndex: matches the USB wIndex field (CPU byte order) - * @wLength: matches the USB wLength field (CPU byte order) - * - * Function returns decoded, formatted and human-readable description of - * control request packet. - * - * The usage scenario for this is for tracepoints, so function as a return - * use the same value as in parameters. This approach allows to use this - * function in TP_printk - * - * Important: wValue, wIndex, wLength parameters before invoking this function - * should be processed by le16_to_cpu macro. - */ extern const char *usb_decode_ctrl(char *str, size_t size, __u8 bRequestType, __u8 bRequest, __u16 wValue, __u16 wIndex, __u16 wLength); diff --git a/include/linux/usb/ehci_pdriver.h b/include/linux/usb/ehci_pdriver.h index dd742afdc03f..89fc901e778f 100644 --- a/include/linux/usb/ehci_pdriver.h +++ b/include/linux/usb/ehci_pdriver.h @@ -50,6 +50,7 @@ struct usb_ehci_pdata { unsigned no_io_watchdog:1; unsigned reset_on_resume:1; unsigned dma_mask_64:1; + unsigned spurious_oc:1; /* Turn on all power and clocks */ int (*power_on)(struct platform_device *pdev); diff --git a/include/linux/usb/pd.h b/include/linux/usb/pd.h index 70d681918d01..bf00259493e0 100644 --- a/include/linux/usb/pd.h +++ b/include/linux/usb/pd.h @@ -493,4 +493,6 @@ static inline unsigned int rdo_max_power(u32 rdo) #define PD_N_CAPS_COUNT (PD_T_NO_RESPONSE / PD_T_SEND_SOURCE_CAP) #define PD_N_HARD_RESET_COUNT 2 +#define PD_P_SNK_STDBY_MW 2500 /* 2500 mW */ + #endif /* __LINUX_USB_PD_H */ diff --git a/include/linux/usb/serial.h b/include/linux/usb/serial.h index 952272002e48..8c63fa9bfc74 100644 --- a/include/linux/usb/serial.h +++ b/include/linux/usb/serial.h @@ -130,6 +130,8 @@ static inline void usb_set_serial_port_data(struct usb_serial_port *port, * @dev: pointer to the struct usb_device for this device * @type: pointer to the struct usb_serial_driver for this device * @interface: pointer to the struct usb_interface for this device + * @sibling: pointer to the struct usb_interface of any sibling interface + * @suspend_count: number of suspended (sibling) interfaces * @num_ports: the number of ports this device has * @num_interrupt_in: number of interrupt in endpoints we have * @num_interrupt_out: number of interrupt out endpoints we have @@ -145,8 +147,9 @@ struct usb_serial { struct usb_device *dev; struct usb_serial_driver *type; struct usb_interface *interface; + struct usb_interface *sibling; + unsigned int suspend_count; unsigned char disconnected:1; - unsigned char suspending:1; unsigned char attached:1; unsigned char minors_reserved:1; unsigned char num_ports; @@ -276,7 +279,7 @@ struct usb_serial_driver { int (*write_room)(struct tty_struct *tty); int (*ioctl)(struct tty_struct *tty, unsigned int cmd, unsigned long arg); - int (*get_serial)(struct tty_struct *tty, struct serial_struct *ss); + void (*get_serial)(struct tty_struct *tty, struct serial_struct *ss); int (*set_serial)(struct tty_struct *tty, struct serial_struct *ss); void (*set_termios)(struct tty_struct *tty, struct usb_serial_port *port, struct ktermios *old); @@ -335,6 +338,9 @@ static inline void usb_serial_console_disconnect(struct usb_serial *serial) {} /* Functions needed by other parts of the usbserial core */ struct usb_serial_port *usb_serial_port_get_by_minor(unsigned int minor); void usb_serial_put(struct usb_serial *serial); + +int usb_serial_claim_interface(struct usb_serial *serial, struct usb_interface *intf); + int usb_serial_generic_open(struct tty_struct *tty, struct usb_serial_port *port); int usb_serial_generic_write_start(struct usb_serial_port *port, gfp_t mem_flags); int usb_serial_generic_write(struct tty_struct *tty, struct usb_serial_port *port, diff --git a/include/linux/usb/typec.h b/include/linux/usb/typec.h index 91b4303ca305..e2e44bb1dad8 100644 --- a/include/linux/usb/typec.h +++ b/include/linux/usb/typec.h @@ -17,6 +17,7 @@ struct typec_partner; struct typec_cable; struct typec_plug; struct typec_port; +struct typec_altmode_ops; struct fwnode_handle; struct device; @@ -138,6 +139,11 @@ struct typec_altmode struct typec_altmode *typec_port_register_altmode(struct typec_port *port, const struct typec_altmode_desc *desc); + +void typec_port_register_altmodes(struct typec_port *port, + const struct typec_altmode_ops *ops, void *drvdata, + struct typec_altmode **altmodes, size_t n); + void typec_unregister_altmode(struct typec_altmode *altmode); struct typec_port *typec_altmode2port(struct typec_altmode *alt); @@ -298,4 +304,17 @@ int typec_find_port_data_role(const char *name); void typec_partner_set_svdm_version(struct typec_partner *partner, enum usb_pd_svdm_ver svdm_version); int typec_get_negotiated_svdm_version(struct typec_port *port); + +#if IS_REACHABLE(CONFIG_TYPEC) +int typec_link_port(struct device *port); +void typec_unlink_port(struct device *port); +#else +static inline int typec_link_port(struct device *port) +{ + return 0; +} + +static inline void typec_unlink_port(struct device *port) { } +#endif + #endif /* __LINUX_USB_TYPEC_H */ diff --git a/include/linux/user_namespace.h b/include/linux/user_namespace.h index 64cf8ebdc4ec..f6c5f784be5a 100644 --- a/include/linux/user_namespace.h +++ b/include/linux/user_namespace.h @@ -63,6 +63,9 @@ struct user_namespace { kgid_t group; struct ns_common ns; unsigned long flags; + /* parent_could_setfcap: true if the creator if this ns had CAP_SETFCAP + * in its effective capability set at the child ns creation time. */ + bool parent_could_setfcap; #ifdef CONFIG_KEYS /* List of joinable keyrings in this namespace. Modification access of diff --git a/include/linux/usermode_driver.h b/include/linux/usermode_driver.h index 073a9e0ec07d..ad970416260d 100644 --- a/include/linux/usermode_driver.h +++ b/include/linux/usermode_driver.h @@ -14,5 +14,6 @@ struct umd_info { int umd_load_blob(struct umd_info *info, const void *data, size_t len); int umd_unload_blob(struct umd_info *info); int fork_usermode_driver(struct umd_info *info); +void umd_cleanup_helper(struct umd_info *info); #endif /* __LINUX_USERMODE_DRIVER_H__ */ diff --git a/include/linux/virtio_net.h b/include/linux/virtio_net.h index 6b5fcfa1e555..b465f8f3e554 100644 --- a/include/linux/virtio_net.h +++ b/include/linux/virtio_net.h @@ -62,15 +62,21 @@ static inline int virtio_net_hdr_to_skb(struct sk_buff *skb, return -EINVAL; } + skb_reset_mac_header(skb); + if (hdr->flags & VIRTIO_NET_HDR_F_NEEDS_CSUM) { - u16 start = __virtio16_to_cpu(little_endian, hdr->csum_start); - u16 off = __virtio16_to_cpu(little_endian, hdr->csum_offset); + u32 start = __virtio16_to_cpu(little_endian, hdr->csum_start); + u32 off = __virtio16_to_cpu(little_endian, hdr->csum_offset); + u32 needed = start + max_t(u32, thlen, off + sizeof(__sum16)); + + if (!pskb_may_pull(skb, needed)) + return -EINVAL; if (!skb_partial_csum_set(skb, start, off)) return -EINVAL; p_off = skb_transport_offset(skb) + thlen; - if (p_off > skb_headlen(skb)) + if (!pskb_may_pull(skb, p_off)) return -EINVAL; } else { /* gso packets without NEEDS_CSUM do not set transport_offset. @@ -100,14 +106,14 @@ retry: } p_off = keys.control.thoff + thlen; - if (p_off > skb_headlen(skb) || + if (!pskb_may_pull(skb, p_off) || keys.basic.ip_proto != ip_proto) return -EINVAL; skb_set_transport_header(skb, keys.control.thoff); } else if (gso_type) { p_off = thlen; - if (p_off > skb_headlen(skb)) + if (!pskb_may_pull(skb, p_off)) return -EINVAL; } } diff --git a/include/linux/wmi.h b/include/linux/wmi.h index 8ef7e7faea1e..2cb3913c1f50 100644 --- a/include/linux/wmi.h +++ b/include/linux/wmi.h @@ -37,7 +37,7 @@ struct wmi_driver { const struct wmi_device_id *id_table; int (*probe)(struct wmi_device *wdev, const void *context); - int (*remove)(struct wmi_device *wdev); + void (*remove)(struct wmi_device *wdev); void (*notify)(struct wmi_device *device, union acpi_object *data); long (*filter_callback)(struct wmi_device *wdev, unsigned int cmd, struct wmi_ioctl_buffer *arg); diff --git a/include/linux/xarray.h b/include/linux/xarray.h index 92c0160b3352..a91e3d90df8a 100644 --- a/include/linux/xarray.h +++ b/include/linux/xarray.h @@ -229,9 +229,10 @@ static inline int xa_err(void *entry) * * This structure is used either directly or via the XA_LIMIT() macro * to communicate the range of IDs that are valid for allocation. - * Two common ranges are predefined for you: + * Three common ranges are predefined for you: * * xa_limit_32b - [0 - UINT_MAX] * * xa_limit_31b - [0 - INT_MAX] + * * xa_limit_16b - [0 - USHRT_MAX] */ struct xa_limit { u32 max; @@ -242,6 +243,7 @@ struct xa_limit { #define xa_limit_32b XA_LIMIT(0, UINT_MAX) #define xa_limit_31b XA_LIMIT(0, INT_MAX) +#define xa_limit_16b XA_LIMIT(0, USHRT_MAX) typedef unsigned __bitwise xa_mark_t; #define XA_MARK_0 ((__force xa_mark_t)0U) |