diff options
Diffstat (limited to 'include/linux')
252 files changed, 4374 insertions, 1455 deletions
diff --git a/include/linux/acpi.h b/include/linux/acpi.h index 15bfb15c2fa5..8758a2a9e6c1 100644 --- a/include/linux/acpi.h +++ b/include/linux/acpi.h @@ -506,7 +506,8 @@ extern bool osc_pc_lpi_support_confirmed; #define OSC_PCI_EXPRESS_PME_CONTROL 0x00000004 #define OSC_PCI_EXPRESS_AER_CONTROL 0x00000008 #define OSC_PCI_EXPRESS_CAPABILITY_CONTROL 0x00000010 -#define OSC_PCI_CONTROL_MASKS 0x0000001f +#define OSC_PCI_EXPRESS_LTR_CONTROL 0x00000020 +#define OSC_PCI_CONTROL_MASKS 0x0000003f #define ACPI_GSB_ACCESS_ATTRIB_QUICK 0x00000002 #define ACPI_GSB_ACCESS_ATTRIB_SEND_RCV 0x00000004 @@ -578,6 +579,7 @@ int acpi_match_platform_list(const struct acpi_platform_list *plat); extern void acpi_early_init(void); extern void acpi_subsystem_init(void); +extern void arch_post_acpi_subsys_init(void); extern int acpi_nvs_register(__u64 start, __u64 size); @@ -899,7 +901,7 @@ static inline int acpi_subsys_runtime_suspend(struct device *dev) { return 0; } static inline int acpi_subsys_runtime_resume(struct device *dev) { return 0; } static inline int acpi_dev_pm_attach(struct device *dev, bool power_on) { - return -ENODEV; + return 0; } #endif diff --git a/include/linux/aer.h b/include/linux/aer.h index 8f87bbeceef4..514bffa11dbb 100644 --- a/include/linux/aer.h +++ b/include/linux/aer.h @@ -14,6 +14,7 @@ #define AER_NONFATAL 0 #define AER_FATAL 1 #define AER_CORRECTABLE 2 +#define DPC_FATAL 3 struct pci_dev; diff --git a/include/linux/aio.h b/include/linux/aio.h index 9d8aabecfe2d..b83e68dd006f 100644 --- a/include/linux/aio.h +++ b/include/linux/aio.h @@ -8,8 +8,6 @@ struct kioctx; struct kiocb; struct mm_struct; -#define KIOCB_KEY 0 - typedef int (kiocb_cancel_fn)(struct kiocb *); /* prototypes */ diff --git a/include/linux/atalk.h b/include/linux/atalk.h index 40373920ea58..23f805562f4e 100644 --- a/include/linux/atalk.h +++ b/include/linux/atalk.h @@ -145,7 +145,12 @@ extern rwlock_t atalk_interfaces_lock; extern struct atalk_route atrtr_default; -extern const struct file_operations atalk_seq_arp_fops; +struct aarp_iter_state { + int bucket; + struct aarp_entry **table; +}; + +extern const struct seq_operations aarp_seq_ops; extern int sysctl_aarp_expiry_time; extern int sysctl_aarp_tick_time; diff --git a/include/linux/atomic.h b/include/linux/atomic.h index 8b276fd9a127..01ce3997cb42 100644 --- a/include/linux/atomic.h +++ b/include/linux/atomic.h @@ -654,6 +654,7 @@ static inline int atomic_dec_if_positive(atomic_t *v) } #endif +#define atomic_cond_read_relaxed(v, c) smp_cond_load_relaxed(&(v)->counter, (c)) #define atomic_cond_read_acquire(v, c) smp_cond_load_acquire(&(v)->counter, (c)) #ifdef CONFIG_GENERIC_ATOMIC64 @@ -1075,6 +1076,7 @@ static inline long long atomic64_fetch_andnot_release(long long i, atomic64_t *v } #endif +#define atomic64_cond_read_relaxed(v, c) smp_cond_load_relaxed(&(v)->counter, (c)) #define atomic64_cond_read_acquire(v, c) smp_cond_load_acquire(&(v)->counter, (c)) #include <asm-generic/atomic-long.h> diff --git a/include/linux/audit.h b/include/linux/audit.h index 75d5b031e802..69c78477590b 100644 --- a/include/linux/audit.h +++ b/include/linux/audit.h @@ -232,12 +232,24 @@ extern void __audit_file(const struct file *); extern void __audit_inode_child(struct inode *parent, const struct dentry *dentry, const unsigned char type); -extern void __audit_seccomp(unsigned long syscall, long signr, int code); +extern void audit_seccomp(unsigned long syscall, long signr, int code); +extern void audit_seccomp_actions_logged(const char *names, + const char *old_names, int res); extern void __audit_ptrace(struct task_struct *t); +static inline void audit_set_context(struct task_struct *task, struct audit_context *ctx) +{ + task->audit_context = ctx; +} + +static inline struct audit_context *audit_context(void) +{ + return current->audit_context; +} + static inline bool audit_dummy_context(void) { - void *p = current->audit_context; + void *p = audit_context(); return !p || *(int *)p; } static inline void audit_free(struct task_struct *task) @@ -249,12 +261,12 @@ static inline void audit_syscall_entry(int major, unsigned long a0, unsigned long a1, unsigned long a2, unsigned long a3) { - if (unlikely(current->audit_context)) + if (unlikely(audit_context())) __audit_syscall_entry(major, a0, a1, a2, a3); } static inline void audit_syscall_exit(void *pt_regs) { - if (unlikely(current->audit_context)) { + if (unlikely(audit_context())) { int success = is_syscall_success(pt_regs); long return_code = regs_return_value(pt_regs); @@ -302,12 +314,6 @@ static inline void audit_inode_child(struct inode *parent, } void audit_core_dumps(long signr); -static inline void audit_seccomp(unsigned long syscall, long signr, int code) -{ - if (audit_enabled && unlikely(!audit_dummy_context())) - __audit_seccomp(syscall, signr, code); -} - static inline void audit_ptrace(struct task_struct *t) { if (unlikely(!audit_dummy_context())) @@ -468,6 +474,12 @@ static inline bool audit_dummy_context(void) { return true; } +static inline void audit_set_context(struct task_struct *task, struct audit_context *ctx) +{ } +static inline struct audit_context *audit_context(void) +{ + return NULL; +} static inline struct filename *audit_reusename(const __user char *name) { return NULL; @@ -498,10 +510,11 @@ static inline void audit_inode_child(struct inode *parent, { } static inline void audit_core_dumps(long signr) { } -static inline void __audit_seccomp(unsigned long syscall, long signr, int code) -{ } static inline void audit_seccomp(unsigned long syscall, long signr, int code) { } +static inline void audit_seccomp_actions_logged(const char *names, + const char *old_names, int res) +{ } static inline int auditsc_get_stamp(struct audit_context *ctx, struct timespec64 *t, unsigned int *serial) { @@ -513,7 +526,7 @@ static inline kuid_t audit_get_loginuid(struct task_struct *tsk) } static inline unsigned int audit_get_sessionid(struct task_struct *tsk) { - return -1; + return AUDIT_SID_UNSET; } static inline void audit_ipc_obj(struct kern_ipc_perm *ipcp) { } diff --git a/include/linux/avf/virtchnl.h b/include/linux/avf/virtchnl.h index b0a7f315bfbe..212b3822d180 100644 --- a/include/linux/avf/virtchnl.h +++ b/include/linux/avf/virtchnl.h @@ -485,7 +485,7 @@ VIRTCHNL_CHECK_STRUCT_LEN(6, virtchnl_rss_key); struct virtchnl_rss_lut { u16 vsi_id; u16 lut_entries; - u8 lut[1]; /* RSS lookup table*/ + u8 lut[1]; /* RSS lookup table */ }; VIRTCHNL_CHECK_STRUCT_LEN(6, virtchnl_rss_lut); @@ -819,7 +819,7 @@ virtchnl_vc_validate_vf_msg(struct virtchnl_version_info *ver, u32 v_opcode, return VIRTCHNL_ERR_PARAM; } /* few more checks */ - if ((valid_len != msglen) || (err_msg_format)) + if (err_msg_format || valid_len != msglen) return VIRTCHNL_STATUS_ERR_OPCODE_MISMATCH; return 0; diff --git a/include/linux/binfmts.h b/include/linux/binfmts.h index 4955e0863b83..c05f24fac4f6 100644 --- a/include/linux/binfmts.h +++ b/include/linux/binfmts.h @@ -150,5 +150,6 @@ extern int do_execveat(int, struct filename *, const char __user * const __user *, const char __user * const __user *, int); +int do_execve_file(struct file *file, void *__argv, void *__envp); #endif /* _LINUX_BINFMTS_H */ diff --git a/include/linux/bio.h b/include/linux/bio.h index ce547a25e8ae..397a38aca182 100644 --- a/include/linux/bio.h +++ b/include/linux/bio.h @@ -67,8 +67,12 @@ #define bio_multiple_segments(bio) \ ((bio)->bi_iter.bi_size != bio_iovec(bio).bv_len) -#define bio_sectors(bio) ((bio)->bi_iter.bi_size >> 9) -#define bio_end_sector(bio) ((bio)->bi_iter.bi_sector + bio_sectors((bio))) + +#define bvec_iter_sectors(iter) ((iter).bi_size >> 9) +#define bvec_iter_end_sector(iter) ((iter).bi_sector + bvec_iter_sectors((iter))) + +#define bio_sectors(bio) bvec_iter_sectors((bio)->bi_iter) +#define bio_end_sector(bio) bvec_iter_end_sector((bio)->bi_iter) /* * Return the data direction, READ or WRITE. @@ -123,6 +127,11 @@ static inline void *bio_data(struct bio *bio) return NULL; } +static inline bool bio_full(struct bio *bio) +{ + return bio->bi_vcnt >= bio->bi_max_vecs; +} + /* * will die */ @@ -406,13 +415,13 @@ static inline struct bio *bio_next_split(struct bio *bio, int sectors, return bio_split(bio, sectors, gfp, bs); } -extern struct bio_set *bioset_create(unsigned int, unsigned int, int flags); enum { BIOSET_NEED_BVECS = BIT(0), BIOSET_NEED_RESCUER = BIT(1), }; -extern void bioset_free(struct bio_set *); -extern mempool_t *biovec_create_pool(int pool_entries); +extern int bioset_init(struct bio_set *, unsigned int, unsigned int, int flags); +extern void bioset_exit(struct bio_set *); +extern int biovec_init_pool(mempool_t *pool, int pool_entries); extern struct bio *bio_alloc_bioset(gfp_t, unsigned int, struct bio_set *); extern void bio_put(struct bio *); @@ -421,11 +430,11 @@ extern void __bio_clone_fast(struct bio *, struct bio *); extern struct bio *bio_clone_fast(struct bio *, gfp_t, struct bio_set *); extern struct bio *bio_clone_bioset(struct bio *, gfp_t, struct bio_set *bs); -extern struct bio_set *fs_bio_set; +extern struct bio_set fs_bio_set; static inline struct bio *bio_alloc(gfp_t gfp_mask, unsigned int nr_iovecs) { - return bio_alloc_bioset(gfp_mask, nr_iovecs, fs_bio_set); + return bio_alloc_bioset(gfp_mask, nr_iovecs, &fs_bio_set); } static inline struct bio *bio_kmalloc(gfp_t gfp_mask, unsigned int nr_iovecs) @@ -470,6 +479,10 @@ void bio_chain(struct bio *, struct bio *); extern int bio_add_page(struct bio *, struct page *, unsigned int,unsigned int); extern int bio_add_pc_page(struct request_queue *, struct bio *, struct page *, unsigned int, unsigned int); +bool __bio_try_merge_page(struct bio *bio, struct page *page, + unsigned int len, unsigned int off); +void __bio_add_page(struct bio *bio, struct page *page, + unsigned int len, unsigned int off); int bio_iov_iter_get_pages(struct bio *bio, struct iov_iter *iter); struct rq_map_data; extern struct bio *bio_map_user_iov(struct request_queue *, @@ -499,7 +512,10 @@ static inline void bio_flush_dcache_pages(struct bio *bi) } #endif +extern void bio_copy_data_iter(struct bio *dst, struct bvec_iter *dst_iter, + struct bio *src, struct bvec_iter *src_iter); extern void bio_copy_data(struct bio *dst, struct bio *src); +extern void bio_list_copy_data(struct bio *dst, struct bio *src); extern void bio_free_pages(struct bio *bio); extern struct bio *bio_copy_user_iov(struct request_queue *, @@ -507,7 +523,13 @@ extern struct bio *bio_copy_user_iov(struct request_queue *, struct iov_iter *, gfp_t); extern int bio_uncopy_user(struct bio *); -void zero_fill_bio(struct bio *bio); +void zero_fill_bio_iter(struct bio *bio, struct bvec_iter iter); + +static inline void zero_fill_bio(struct bio *bio) +{ + zero_fill_bio_iter(bio, bio->bi_iter); +} + extern struct bio_vec *bvec_alloc(gfp_t, int, unsigned long *, mempool_t *); extern void bvec_free(mempool_t *, struct bio_vec *, unsigned int); extern unsigned int bvec_nr_vecs(unsigned short idx); @@ -722,11 +744,11 @@ struct bio_set { struct kmem_cache *bio_slab; unsigned int front_pad; - mempool_t *bio_pool; - mempool_t *bvec_pool; + mempool_t bio_pool; + mempool_t bvec_pool; #if defined(CONFIG_BLK_DEV_INTEGRITY) - mempool_t *bio_integrity_pool; - mempool_t *bvec_integrity_pool; + mempool_t bio_integrity_pool; + mempool_t bvec_integrity_pool; #endif /* @@ -745,6 +767,11 @@ struct biovec_slab { struct kmem_cache *slab; }; +static inline bool bioset_initialized(struct bio_set *bs) +{ + return bs->bio_slab != NULL; +} + /* * a small number of entries is fine, not going to be performance critical. * basically we just need to survive diff --git a/include/linux/blk-mq.h b/include/linux/blk-mq.h index ebc34a5686dc..fb355173f3c7 100644 --- a/include/linux/blk-mq.h +++ b/include/linux/blk-mq.h @@ -259,7 +259,8 @@ void blk_mq_add_to_requeue_list(struct request *rq, bool at_head, void blk_mq_kick_requeue_list(struct request_queue *q); void blk_mq_delay_kick_requeue_list(struct request_queue *q, unsigned long msecs); void blk_mq_complete_request(struct request *rq); - +bool blk_mq_bio_list_merge(struct request_queue *q, struct list_head *list, + struct bio *bio); bool blk_mq_queue_stopped(struct request_queue *q); void blk_mq_stop_hw_queue(struct blk_mq_hw_ctx *hctx); void blk_mq_start_hw_queue(struct blk_mq_hw_ctx *hctx); diff --git a/include/linux/blk_types.h b/include/linux/blk_types.h index 17b18b91ebac..3c4f390aea4b 100644 --- a/include/linux/blk_types.h +++ b/include/linux/blk_types.h @@ -8,6 +8,7 @@ #include <linux/types.h> #include <linux/bvec.h> +#include <linux/ktime.h> struct bio_set; struct bio; @@ -90,10 +91,52 @@ static inline bool blk_path_error(blk_status_t error) return true; } -struct blk_issue_stat { - u64 stat; +/* + * From most significant bit: + * 1 bit: reserved for other usage, see below + * 12 bits: original size of bio + * 51 bits: issue time of bio + */ +#define BIO_ISSUE_RES_BITS 1 +#define BIO_ISSUE_SIZE_BITS 12 +#define BIO_ISSUE_RES_SHIFT (64 - BIO_ISSUE_RES_BITS) +#define BIO_ISSUE_SIZE_SHIFT (BIO_ISSUE_RES_SHIFT - BIO_ISSUE_SIZE_BITS) +#define BIO_ISSUE_TIME_MASK ((1ULL << BIO_ISSUE_SIZE_SHIFT) - 1) +#define BIO_ISSUE_SIZE_MASK \ + (((1ULL << BIO_ISSUE_SIZE_BITS) - 1) << BIO_ISSUE_SIZE_SHIFT) +#define BIO_ISSUE_RES_MASK (~((1ULL << BIO_ISSUE_RES_SHIFT) - 1)) + +/* Reserved bit for blk-throtl */ +#define BIO_ISSUE_THROTL_SKIP_LATENCY (1ULL << 63) + +struct bio_issue { + u64 value; }; +static inline u64 __bio_issue_time(u64 time) +{ + return time & BIO_ISSUE_TIME_MASK; +} + +static inline u64 bio_issue_time(struct bio_issue *issue) +{ + return __bio_issue_time(issue->value); +} + +static inline sector_t bio_issue_size(struct bio_issue *issue) +{ + return ((issue->value & BIO_ISSUE_SIZE_MASK) >> BIO_ISSUE_SIZE_SHIFT); +} + +static inline void bio_issue_init(struct bio_issue *issue, + sector_t size) +{ + size &= (1ULL << BIO_ISSUE_SIZE_BITS) - 1; + issue->value = ((issue->value & BIO_ISSUE_RES_MASK) | + (ktime_get_ns() & BIO_ISSUE_TIME_MASK) | + ((u64)size << BIO_ISSUE_SIZE_SHIFT)); +} + /* * main unit of I/O for the block layer and lower layers (ie drivers and * stacking drivers) @@ -138,7 +181,7 @@ struct bio { struct cgroup_subsys_state *bi_css; #ifdef CONFIG_BLK_DEV_THROTTLING_LOW void *bi_cg_private; - struct blk_issue_stat bi_issue_stat; + struct bio_issue bi_issue; #endif #endif union { @@ -186,6 +229,8 @@ struct bio { * throttling rules. Don't do it again. */ #define BIO_TRACE_COMPLETION 10 /* bio_endio() should trace the final completion * of this bio. */ +#define BIO_QUEUE_ENTERED 11 /* can use blk_queue_enter_live() */ + /* See BVEC_POOL_OFFSET below before adding new flags */ /* diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index 5c4eee043191..bca3a92eb55f 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -125,16 +125,23 @@ typedef __u32 __bitwise req_flags_t; #define RQF_SPECIAL_PAYLOAD ((__force req_flags_t)(1 << 18)) /* The per-zone write lock is held for this request */ #define RQF_ZONE_WRITE_LOCKED ((__force req_flags_t)(1 << 19)) -/* timeout is expired */ -#define RQF_MQ_TIMEOUT_EXPIRED ((__force req_flags_t)(1 << 20)) /* already slept for hybrid poll */ -#define RQF_MQ_POLL_SLEPT ((__force req_flags_t)(1 << 21)) +#define RQF_MQ_POLL_SLEPT ((__force req_flags_t)(1 << 20)) /* flags that prevent us from merging requests: */ #define RQF_NOMERGE_FLAGS \ (RQF_STARTED | RQF_SOFTBARRIER | RQF_FLUSH_SEQ | RQF_SPECIAL_PAYLOAD) /* + * Request state for blk-mq. + */ +enum mq_rq_state { + MQ_RQ_IDLE = 0, + MQ_RQ_IN_FLIGHT = 1, + MQ_RQ_COMPLETE = 2, +}; + +/* * Try to put the fields that are referenced together in the same cacheline. * * If you modify this structure, make sure to update blk_rq_init() and @@ -205,9 +212,20 @@ struct request { struct gendisk *rq_disk; struct hd_struct *part; - unsigned long start_time; - struct blk_issue_stat issue_stat; - /* Number of scatter-gather DMA addr+len pairs after + /* Time that I/O was submitted to the kernel. */ + u64 start_time_ns; + /* Time that I/O was submitted to the device. */ + u64 io_start_time_ns; + +#ifdef CONFIG_BLK_WBT + unsigned short wbt_flags; +#endif +#ifdef CONFIG_BLK_DEV_THROTTLING_LOW + unsigned short throtl_size; +#endif + + /* + * Number of scatter-gather DMA addr+len pairs after * physical address coalescing is performed. */ unsigned short nr_phys_segments; @@ -219,32 +237,14 @@ struct request { unsigned short write_hint; unsigned short ioprio; - unsigned int timeout; - void *special; /* opaque pointer available for LLD use */ unsigned int extra_len; /* length of alignment and padding */ - /* - * On blk-mq, the lower bits of ->gstate (generation number and - * state) carry the MQ_RQ_* state value and the upper bits the - * generation number which is monotonically incremented and used to - * distinguish the reuse instances. - * - * ->gstate_seq allows updates to ->gstate and other fields - * (currently ->deadline) during request start to be read - * atomically from the timeout path, so that it can operate on a - * coherent set of information. - */ - seqcount_t gstate_seq; - u64 gstate; + enum mq_rq_state state; + refcount_t ref; - /* - * ->aborted_gstate is used by the timeout to claim a specific - * recycle instance of this request. See blk_mq_timeout_work(). - */ - struct u64_stats_sync aborted_gstate_sync; - u64 aborted_gstate; + unsigned int timeout; /* access through blk_rq_set_deadline, blk_rq_deadline */ unsigned long __deadline; @@ -267,8 +267,6 @@ struct request { #ifdef CONFIG_BLK_CGROUP struct request_list *rl; /* rl this rq is alloced from */ - unsigned long long start_time_ns; - unsigned long long io_start_time_ns; /* when passed to hardware */ #endif }; @@ -328,9 +326,8 @@ typedef int (init_rq_fn)(struct request_queue *, struct request *, gfp_t); typedef void (exit_rq_fn)(struct request_queue *, struct request *); enum blk_eh_timer_return { - BLK_EH_NOT_HANDLED, - BLK_EH_HANDLED, - BLK_EH_RESET_TIMER, + BLK_EH_DONE, /* drivers has completed the command */ + BLK_EH_RESET_TIMER, /* reset timer and try again */ }; typedef enum blk_eh_timer_return (rq_timed_out_fn)(struct request *); @@ -655,7 +652,7 @@ struct request_queue { struct blk_mq_tag_set *tag_set; struct list_head tag_set_list; - struct bio_set *bio_split; + struct bio_set bio_split; #ifdef CONFIG_BLK_DEBUG_FS struct dentry *debugfs_dir; @@ -967,11 +964,8 @@ extern void blk_rq_init(struct request_queue *q, struct request *rq); extern void blk_init_request_from_bio(struct request *req, struct bio *bio); extern void blk_put_request(struct request *); extern void __blk_put_request(struct request_queue *, struct request *); -extern struct request *blk_get_request_flags(struct request_queue *, - unsigned int op, - blk_mq_req_flags_t flags); extern struct request *blk_get_request(struct request_queue *, unsigned int op, - gfp_t gfp_mask); + blk_mq_req_flags_t flags); extern void blk_requeue_request(struct request_queue *, struct request *); extern int blk_lld_busy(struct request_queue *q); extern int blk_rq_prep_clone(struct request *rq, struct request *rq_src, @@ -1788,48 +1782,6 @@ int kblockd_schedule_work(struct work_struct *work); int kblockd_schedule_work_on(int cpu, struct work_struct *work); int kblockd_mod_delayed_work_on(int cpu, struct delayed_work *dwork, unsigned long delay); -#ifdef CONFIG_BLK_CGROUP -/* - * This should not be using sched_clock(). A real patch is in progress - * to fix this up, until that is in place we need to disable preemption - * around sched_clock() in this function and set_io_start_time_ns(). - */ -static inline void set_start_time_ns(struct request *req) -{ - preempt_disable(); - req->start_time_ns = sched_clock(); - preempt_enable(); -} - -static inline void set_io_start_time_ns(struct request *req) -{ - preempt_disable(); - req->io_start_time_ns = sched_clock(); - preempt_enable(); -} - -static inline uint64_t rq_start_time_ns(struct request *req) -{ - return req->start_time_ns; -} - -static inline uint64_t rq_io_start_time_ns(struct request *req) -{ - return req->io_start_time_ns; -} -#else -static inline void set_start_time_ns(struct request *req) {} -static inline void set_io_start_time_ns(struct request *req) {} -static inline uint64_t rq_start_time_ns(struct request *req) -{ - return 0; -} -static inline uint64_t rq_io_start_time_ns(struct request *req) -{ - return 0; -} -#endif - #define MODULE_ALIAS_BLOCKDEV(major,minor) \ MODULE_ALIAS("block-major-" __stringify(major) "-" __stringify(minor)) #define MODULE_ALIAS_BLOCKDEV_MAJOR(major) \ diff --git a/include/linux/bpf-cgroup.h b/include/linux/bpf-cgroup.h index 30d15e64b993..975fb4cf1bb7 100644 --- a/include/linux/bpf-cgroup.h +++ b/include/linux/bpf-cgroup.h @@ -66,7 +66,8 @@ int __cgroup_bpf_run_filter_sk(struct sock *sk, int __cgroup_bpf_run_filter_sock_addr(struct sock *sk, struct sockaddr *uaddr, - enum bpf_attach_type type); + enum bpf_attach_type type, + void *t_ctx); int __cgroup_bpf_run_filter_sock_ops(struct sock *sk, struct bpf_sock_ops_kern *sock_ops, @@ -120,16 +121,18 @@ int __cgroup_bpf_check_dev_permission(short dev_type, u32 major, u32 minor, ({ \ int __ret = 0; \ if (cgroup_bpf_enabled) \ - __ret = __cgroup_bpf_run_filter_sock_addr(sk, uaddr, type); \ + __ret = __cgroup_bpf_run_filter_sock_addr(sk, uaddr, type, \ + NULL); \ __ret; \ }) -#define BPF_CGROUP_RUN_SA_PROG_LOCK(sk, uaddr, type) \ +#define BPF_CGROUP_RUN_SA_PROG_LOCK(sk, uaddr, type, t_ctx) \ ({ \ int __ret = 0; \ if (cgroup_bpf_enabled) { \ lock_sock(sk); \ - __ret = __cgroup_bpf_run_filter_sock_addr(sk, uaddr, type); \ + __ret = __cgroup_bpf_run_filter_sock_addr(sk, uaddr, type, \ + t_ctx); \ release_sock(sk); \ } \ __ret; \ @@ -151,10 +154,16 @@ int __cgroup_bpf_check_dev_permission(short dev_type, u32 major, u32 minor, BPF_CGROUP_RUN_SA_PROG(sk, uaddr, BPF_CGROUP_INET6_CONNECT) #define BPF_CGROUP_RUN_PROG_INET4_CONNECT_LOCK(sk, uaddr) \ - BPF_CGROUP_RUN_SA_PROG_LOCK(sk, uaddr, BPF_CGROUP_INET4_CONNECT) + BPF_CGROUP_RUN_SA_PROG_LOCK(sk, uaddr, BPF_CGROUP_INET4_CONNECT, NULL) #define BPF_CGROUP_RUN_PROG_INET6_CONNECT_LOCK(sk, uaddr) \ - BPF_CGROUP_RUN_SA_PROG_LOCK(sk, uaddr, BPF_CGROUP_INET6_CONNECT) + BPF_CGROUP_RUN_SA_PROG_LOCK(sk, uaddr, BPF_CGROUP_INET6_CONNECT, NULL) + +#define BPF_CGROUP_RUN_PROG_UDP4_SENDMSG_LOCK(sk, uaddr, t_ctx) \ + BPF_CGROUP_RUN_SA_PROG_LOCK(sk, uaddr, BPF_CGROUP_UDP4_SENDMSG, t_ctx) + +#define BPF_CGROUP_RUN_PROG_UDP6_SENDMSG_LOCK(sk, uaddr, t_ctx) \ + BPF_CGROUP_RUN_SA_PROG_LOCK(sk, uaddr, BPF_CGROUP_UDP6_SENDMSG, t_ctx) #define BPF_CGROUP_RUN_PROG_SOCK_OPS(sock_ops) \ ({ \ @@ -185,6 +194,7 @@ struct cgroup_bpf {}; static inline void cgroup_bpf_put(struct cgroup *cgrp) {} static inline int cgroup_bpf_inherit(struct cgroup *cgrp) { return 0; } +#define cgroup_bpf_enabled (0) #define BPF_CGROUP_PRE_CONNECT_ENABLED(sk) (0) #define BPF_CGROUP_RUN_PROG_INET_INGRESS(sk,skb) ({ 0; }) #define BPF_CGROUP_RUN_PROG_INET_EGRESS(sk,skb) ({ 0; }) @@ -197,6 +207,8 @@ static inline int cgroup_bpf_inherit(struct cgroup *cgrp) { return 0; } #define BPF_CGROUP_RUN_PROG_INET4_CONNECT_LOCK(sk, uaddr) ({ 0; }) #define BPF_CGROUP_RUN_PROG_INET6_CONNECT(sk, uaddr) ({ 0; }) #define BPF_CGROUP_RUN_PROG_INET6_CONNECT_LOCK(sk, uaddr) ({ 0; }) +#define BPF_CGROUP_RUN_PROG_UDP4_SENDMSG_LOCK(sk, uaddr, t_ctx) ({ 0; }) +#define BPF_CGROUP_RUN_PROG_UDP6_SENDMSG_LOCK(sk, uaddr, t_ctx) ({ 0; }) #define BPF_CGROUP_RUN_PROG_SOCK_OPS(sock_ops) ({ 0; }) #define BPF_CGROUP_RUN_PROG_DEVICE_CGROUP(type,major,minor,access) ({ 0; }) diff --git a/include/linux/bpf.h b/include/linux/bpf.h index 486e65e3db26..995c3b1e59bf 100644 --- a/include/linux/bpf.h +++ b/include/linux/bpf.h @@ -22,6 +22,8 @@ struct perf_event; struct bpf_prog; struct bpf_map; struct sock; +struct seq_file; +struct btf; /* map is generic key/value storage optionally accesible by eBPF programs */ struct bpf_map_ops { @@ -31,6 +33,7 @@ struct bpf_map_ops { void (*map_release)(struct bpf_map *map, struct file *map_file); void (*map_free)(struct bpf_map *map); int (*map_get_next_key)(struct bpf_map *map, void *key, void *next_key); + void (*map_release_uref)(struct bpf_map *map); /* funcs callable from userspace and from eBPF programs */ void *(*map_lookup_elem)(struct bpf_map *map, void *key); @@ -43,10 +46,14 @@ struct bpf_map_ops { void (*map_fd_put_ptr)(void *ptr); u32 (*map_gen_lookup)(struct bpf_map *map, struct bpf_insn *insn_buf); u32 (*map_fd_sys_lookup_elem)(void *ptr); + void (*map_seq_show_elem)(struct bpf_map *map, void *key, + struct seq_file *m); + int (*map_check_btf)(const struct bpf_map *map, const struct btf *btf, + u32 key_type_id, u32 value_type_id); }; struct bpf_map { - /* 1st cacheline with read-mostly members of which some + /* The first two cachelines with read-mostly members of which some * are also accessed in fast-path (e.g. ops, max_entries). */ const struct bpf_map_ops *ops ____cacheline_aligned; @@ -62,10 +69,13 @@ struct bpf_map { u32 pages; u32 id; int numa_node; + u32 btf_key_type_id; + u32 btf_value_type_id; + struct btf *btf; bool unpriv_array; - /* 7 bytes hole */ + /* 55 bytes hole */ - /* 2nd cacheline with misc members to avoid false sharing + /* The 3rd and 4th cacheline with misc members to avoid false sharing * particularly with refcounting. */ struct user_struct *user ____cacheline_aligned; @@ -100,6 +110,16 @@ static inline struct bpf_offloaded_map *map_to_offmap(struct bpf_map *map) return container_of(map, struct bpf_offloaded_map, map); } +static inline bool bpf_map_offload_neutral(const struct bpf_map *map) +{ + return map->map_type == BPF_MAP_TYPE_PERF_EVENT_ARRAY; +} + +static inline bool bpf_map_support_seq_show(const struct bpf_map *map) +{ + return map->ops->map_seq_show_elem && map->ops->map_check_btf; +} + extern const struct bpf_map_ops bpf_map_offload_ops; /* function argument constraints */ @@ -220,6 +240,8 @@ struct bpf_verifier_ops { struct bpf_insn_access_aux *info); int (*gen_prologue)(struct bpf_insn *insn, bool direct_write, const struct bpf_prog *prog); + int (*gen_ld_abs)(const struct bpf_insn *orig, + struct bpf_insn *insn_buf); u32 (*convert_ctx_access)(enum bpf_access_type type, const struct bpf_insn *src, struct bpf_insn *dst, @@ -351,6 +373,7 @@ int bpf_prog_array_copy(struct bpf_prog_array __rcu *old_array, struct bpf_prog **_prog, *__prog; \ struct bpf_prog_array *_array; \ u32 _ret = 1; \ + preempt_disable(); \ rcu_read_lock(); \ _array = rcu_dereference(array); \ if (unlikely(check_non_null && !_array))\ @@ -362,6 +385,7 @@ int bpf_prog_array_copy(struct bpf_prog_array __rcu *old_array, } \ _out: \ rcu_read_unlock(); \ + preempt_enable_no_resched(); \ _ret; \ }) @@ -434,12 +458,13 @@ int bpf_stackmap_copy(struct bpf_map *map, void *key, void *value); int bpf_fd_array_map_update_elem(struct bpf_map *map, struct file *map_file, void *key, void *value, u64 map_flags); int bpf_fd_array_map_lookup_elem(struct bpf_map *map, void *key, u32 *value); -void bpf_fd_array_map_clear(struct bpf_map *map); int bpf_fd_htab_map_update_elem(struct bpf_map *map, struct file *map_file, void *key, void *value, u64 map_flags); int bpf_fd_htab_map_lookup_elem(struct bpf_map *map, void *key, u32 *value); int bpf_get_file_flag(int flags); +int bpf_check_uarg_tail_zero(void __user *uaddr, size_t expected_size, + size_t actual_size); /* memcpy that is used with 8-byte aligned pointers, power-of-8 size and * forced to use 'long' read/writes to try to atomically copy long counters. @@ -462,14 +487,17 @@ int bpf_check(struct bpf_prog **fp, union bpf_attr *attr); void bpf_patch_call_args(struct bpf_insn *insn, u32 stack_depth); /* Map specifics */ -struct net_device *__dev_map_lookup_elem(struct bpf_map *map, u32 key); +struct xdp_buff; + +struct bpf_dtab_netdev *__dev_map_lookup_elem(struct bpf_map *map, u32 key); void __dev_map_insert_ctx(struct bpf_map *map, u32 index); void __dev_map_flush(struct bpf_map *map); +int dev_map_enqueue(struct bpf_dtab_netdev *dst, struct xdp_buff *xdp, + struct net_device *dev_rx); struct bpf_cpu_map_entry *__cpu_map_lookup_elem(struct bpf_map *map, u32 key); void __cpu_map_insert_ctx(struct bpf_map *map, u32 index); void __cpu_map_flush(struct bpf_map *map); -struct xdp_buff; int cpu_map_enqueue(struct bpf_cpu_map_entry *rcpu, struct xdp_buff *xdp, struct net_device *dev_rx); @@ -548,6 +576,16 @@ static inline void __dev_map_flush(struct bpf_map *map) { } +struct xdp_buff; +struct bpf_dtab_netdev; + +static inline +int dev_map_enqueue(struct bpf_dtab_netdev *dst, struct xdp_buff *xdp, + struct net_device *dev_rx) +{ + return 0; +} + static inline struct bpf_cpu_map_entry *__cpu_map_lookup_elem(struct bpf_map *map, u32 key) { @@ -562,7 +600,6 @@ static inline void __cpu_map_flush(struct bpf_map *map) { } -struct xdp_buff; static inline int cpu_map_enqueue(struct bpf_cpu_map_entry *rcpu, struct xdp_buff *xdp, struct net_device *dev_rx) @@ -604,7 +641,7 @@ bool bpf_offload_dev_match(struct bpf_prog *prog, struct bpf_map *map); #if defined(CONFIG_NET) && defined(CONFIG_BPF_SYSCALL) int bpf_prog_offload_init(struct bpf_prog *prog, union bpf_attr *attr); -static inline bool bpf_prog_is_dev_bound(struct bpf_prog_aux *aux) +static inline bool bpf_prog_is_dev_bound(const struct bpf_prog_aux *aux) { return aux->offload_requested; } @@ -645,6 +682,7 @@ static inline void bpf_map_offload_map_free(struct bpf_map *map) #if defined(CONFIG_STREAM_PARSER) && defined(CONFIG_BPF_SYSCALL) && defined(CONFIG_INET) struct sock *__sock_map_lookup_elem(struct bpf_map *map, u32 key); +struct sock *__sock_hash_lookup_elem(struct bpf_map *map, void *key); int sock_map_prog(struct bpf_map *map, struct bpf_prog *prog, u32 type); #else static inline struct sock *__sock_map_lookup_elem(struct bpf_map *map, u32 key) @@ -652,6 +690,12 @@ static inline struct sock *__sock_map_lookup_elem(struct bpf_map *map, u32 key) return NULL; } +static inline struct sock *__sock_hash_lookup_elem(struct bpf_map *map, + void *key) +{ + return NULL; +} + static inline int sock_map_prog(struct bpf_map *map, struct bpf_prog *prog, u32 type) @@ -660,6 +704,31 @@ static inline int sock_map_prog(struct bpf_map *map, } #endif +#if defined(CONFIG_XDP_SOCKETS) +struct xdp_sock; +struct xdp_sock *__xsk_map_lookup_elem(struct bpf_map *map, u32 key); +int __xsk_map_redirect(struct bpf_map *map, struct xdp_buff *xdp, + struct xdp_sock *xs); +void __xsk_map_flush(struct bpf_map *map); +#else +struct xdp_sock; +static inline struct xdp_sock *__xsk_map_lookup_elem(struct bpf_map *map, + u32 key) +{ + return NULL; +} + +static inline int __xsk_map_redirect(struct bpf_map *map, struct xdp_buff *xdp, + struct xdp_sock *xs) +{ + return -EOPNOTSUPP; +} + +static inline void __xsk_map_flush(struct bpf_map *map) +{ +} +#endif + /* verifier prototypes for helper functions called from eBPF programs */ extern const struct bpf_func_proto bpf_map_lookup_elem_proto; extern const struct bpf_func_proto bpf_map_update_elem_proto; @@ -673,10 +742,11 @@ extern const struct bpf_func_proto bpf_ktime_get_ns_proto; extern const struct bpf_func_proto bpf_get_current_pid_tgid_proto; extern const struct bpf_func_proto bpf_get_current_uid_gid_proto; extern const struct bpf_func_proto bpf_get_current_comm_proto; -extern const struct bpf_func_proto bpf_skb_vlan_push_proto; -extern const struct bpf_func_proto bpf_skb_vlan_pop_proto; extern const struct bpf_func_proto bpf_get_stackid_proto; +extern const struct bpf_func_proto bpf_get_stack_proto; extern const struct bpf_func_proto bpf_sock_map_update_proto; +extern const struct bpf_func_proto bpf_sock_hash_update_proto; +extern const struct bpf_func_proto bpf_get_current_cgroup_id_proto; /* Shared helpers among cBPF and eBPF. */ void bpf_user_rnd_init_once(void); diff --git a/include/linux/bpf_lirc.h b/include/linux/bpf_lirc.h new file mode 100644 index 000000000000..5f8a4283092d --- /dev/null +++ b/include/linux/bpf_lirc.h @@ -0,0 +1,29 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef _BPF_LIRC_H +#define _BPF_LIRC_H + +#include <uapi/linux/bpf.h> + +#ifdef CONFIG_BPF_LIRC_MODE2 +int lirc_prog_attach(const union bpf_attr *attr); +int lirc_prog_detach(const union bpf_attr *attr); +int lirc_prog_query(const union bpf_attr *attr, union bpf_attr __user *uattr); +#else +static inline int lirc_prog_attach(const union bpf_attr *attr) +{ + return -EINVAL; +} + +static inline int lirc_prog_detach(const union bpf_attr *attr) +{ + return -EINVAL; +} + +static inline int lirc_prog_query(const union bpf_attr *attr, + union bpf_attr __user *uattr) +{ + return -EINVAL; +} +#endif + +#endif /* _BPF_LIRC_H */ diff --git a/include/linux/bpf_trace.h b/include/linux/bpf_trace.h index e6fe98ae3794..ddf896abcfb6 100644 --- a/include/linux/bpf_trace.h +++ b/include/linux/bpf_trace.h @@ -2,7 +2,6 @@ #ifndef __LINUX_BPF_TRACE_H__ #define __LINUX_BPF_TRACE_H__ -#include <trace/events/bpf.h> #include <trace/events/xdp.h> #endif /* __LINUX_BPF_TRACE_H__ */ diff --git a/include/linux/bpf_types.h b/include/linux/bpf_types.h index 2b28fcf6f6ae..c5700c2d5549 100644 --- a/include/linux/bpf_types.h +++ b/include/linux/bpf_types.h @@ -9,9 +9,10 @@ BPF_PROG_TYPE(BPF_PROG_TYPE_XDP, xdp) BPF_PROG_TYPE(BPF_PROG_TYPE_CGROUP_SKB, cg_skb) BPF_PROG_TYPE(BPF_PROG_TYPE_CGROUP_SOCK, cg_sock) BPF_PROG_TYPE(BPF_PROG_TYPE_CGROUP_SOCK_ADDR, cg_sock_addr) -BPF_PROG_TYPE(BPF_PROG_TYPE_LWT_IN, lwt_inout) -BPF_PROG_TYPE(BPF_PROG_TYPE_LWT_OUT, lwt_inout) +BPF_PROG_TYPE(BPF_PROG_TYPE_LWT_IN, lwt_in) +BPF_PROG_TYPE(BPF_PROG_TYPE_LWT_OUT, lwt_out) BPF_PROG_TYPE(BPF_PROG_TYPE_LWT_XMIT, lwt_xmit) +BPF_PROG_TYPE(BPF_PROG_TYPE_LWT_SEG6LOCAL, lwt_seg6local) BPF_PROG_TYPE(BPF_PROG_TYPE_SOCK_OPS, sock_ops) BPF_PROG_TYPE(BPF_PROG_TYPE_SK_SKB, sk_skb) BPF_PROG_TYPE(BPF_PROG_TYPE_SK_MSG, sk_msg) @@ -25,6 +26,9 @@ BPF_PROG_TYPE(BPF_PROG_TYPE_RAW_TRACEPOINT, raw_tracepoint) #ifdef CONFIG_CGROUP_BPF BPF_PROG_TYPE(BPF_PROG_TYPE_CGROUP_DEVICE, cg_dev) #endif +#ifdef CONFIG_BPF_LIRC_MODE2 +BPF_PROG_TYPE(BPF_PROG_TYPE_LIRC_MODE2, lirc_mode2) +#endif BPF_MAP_TYPE(BPF_MAP_TYPE_ARRAY, array_map_ops) BPF_MAP_TYPE(BPF_MAP_TYPE_PERCPU_ARRAY, percpu_array_map_ops) @@ -47,6 +51,10 @@ BPF_MAP_TYPE(BPF_MAP_TYPE_HASH_OF_MAPS, htab_of_maps_map_ops) BPF_MAP_TYPE(BPF_MAP_TYPE_DEVMAP, dev_map_ops) #if defined(CONFIG_STREAM_PARSER) && defined(CONFIG_INET) BPF_MAP_TYPE(BPF_MAP_TYPE_SOCKMAP, sock_map_ops) +BPF_MAP_TYPE(BPF_MAP_TYPE_SOCKHASH, sock_hash_ops) #endif BPF_MAP_TYPE(BPF_MAP_TYPE_CPUMAP, cpu_map_ops) +#if defined(CONFIG_XDP_SOCKETS) +BPF_MAP_TYPE(BPF_MAP_TYPE_XSKMAP, xsk_map_ops) +#endif #endif diff --git a/include/linux/bpf_verifier.h b/include/linux/bpf_verifier.h index 7e61c395fddf..38b04f559ad3 100644 --- a/include/linux/bpf_verifier.h +++ b/include/linux/bpf_verifier.h @@ -142,10 +142,11 @@ struct bpf_verifier_state_list { struct bpf_insn_aux_data { union { enum bpf_reg_type ptr_type; /* pointer type for load/store insns */ - struct bpf_map *map_ptr; /* pointer for call insn into lookup_elem */ + unsigned long map_state; /* pointer/poison value for maps */ s32 call_imm; /* saved imm field of call insn */ }; int ctx_field_size; /* the ctx field size for load insn, maybe 0 */ + int sanitize_stack_off; /* stack slot to be cleared */ bool seen; /* this insn was processed by the verifier */ }; @@ -173,6 +174,11 @@ static inline bool bpf_verifier_log_needed(const struct bpf_verifier_log *log) #define BPF_MAX_SUBPROGS 256 +struct bpf_subprog_info { + u32 start; /* insn idx of function entry point */ + u16 stack_depth; /* max. stack depth used by this function */ +}; + /* single container for all structs * one verifier_env per bpf_check() call */ @@ -191,14 +197,12 @@ struct bpf_verifier_env { bool seen_direct_write; struct bpf_insn_aux_data *insn_aux_data; /* array of per-insn state */ struct bpf_verifier_log log; - u32 subprog_starts[BPF_MAX_SUBPROGS]; - /* computes the stack depth of each bpf function */ - u16 subprog_stack_depth[BPF_MAX_SUBPROGS + 1]; + struct bpf_subprog_info subprog_info[BPF_MAX_SUBPROGS + 1]; u32 subprog_cnt; }; -void bpf_verifier_vlog(struct bpf_verifier_log *log, const char *fmt, - va_list args); +__printf(2, 0) void bpf_verifier_vlog(struct bpf_verifier_log *log, + const char *fmt, va_list args); __printf(2, 3) void bpf_verifier_log_write(struct bpf_verifier_env *env, const char *fmt, ...); diff --git a/include/linux/bpfilter.h b/include/linux/bpfilter.h new file mode 100644 index 000000000000..687b1760bb9f --- /dev/null +++ b/include/linux/bpfilter.h @@ -0,0 +1,15 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef _LINUX_BPFILTER_H +#define _LINUX_BPFILTER_H + +#include <uapi/linux/bpfilter.h> + +struct sock; +int bpfilter_ip_set_sockopt(struct sock *sk, int optname, char *optval, + unsigned int optlen); +int bpfilter_ip_get_sockopt(struct sock *sk, int optname, char *optval, + int *optlen); +extern int (*bpfilter_process_sockopt)(struct sock *sk, int optname, + char __user *optval, + unsigned int optlen, bool is_set); +#endif diff --git a/include/linux/brcmphy.h b/include/linux/brcmphy.h index d3339dd48b1a..daa9234a9baf 100644 --- a/include/linux/brcmphy.h +++ b/include/linux/brcmphy.h @@ -25,6 +25,7 @@ #define PHY_ID_BCM54612E 0x03625e60 #define PHY_ID_BCM54616S 0x03625d10 #define PHY_ID_BCM57780 0x03625d90 +#define PHY_ID_BCM89610 0x03625cd0 #define PHY_ID_BCM7250 0xae025280 #define PHY_ID_BCM7260 0xae025190 @@ -84,6 +85,7 @@ #define MII_BCM54XX_EXP_SEL 0x17 /* Expansion register select */ #define MII_BCM54XX_EXP_SEL_SSD 0x0e00 /* Secondary SerDes select */ #define MII_BCM54XX_EXP_SEL_ER 0x0f00 /* Expansion register select */ +#define MII_BCM54XX_EXP_SEL_ETC 0x0d00 /* Expansion register spare + 2k mem */ #define MII_BCM54XX_AUX_CTL 0x18 /* Auxiliary control register */ #define MII_BCM54XX_ISR 0x1a /* BCM54xx interrupt status register */ @@ -218,6 +220,9 @@ #define BCM54810_SHD_CLK_CTL 0x3 #define BCM54810_SHD_CLK_CTL_GTXCLK_EN (1 << 9) +/* BCM54612E Registers */ +#define BCM54612E_EXP_SPARE0 (MII_BCM54XX_EXP_SEL_ETC + 0x34) +#define BCM54612E_LED4_CLK125OUT_EN (1 << 1) /*****************************************************************************/ /* Fast Ethernet Transceiver definitions. */ diff --git a/include/linux/bsg-lib.h b/include/linux/bsg-lib.h index 28a7ccc55c89..6aeaf6472665 100644 --- a/include/linux/bsg-lib.h +++ b/include/linux/bsg-lib.h @@ -72,8 +72,7 @@ struct bsg_job { void bsg_job_done(struct bsg_job *job, int result, unsigned int reply_payload_rcv_len); struct request_queue *bsg_setup_queue(struct device *dev, const char *name, - bsg_job_fn *job_fn, int dd_job_size, - void (*release)(struct device *)); + bsg_job_fn *job_fn, int dd_job_size); void bsg_job_put(struct bsg_job *job); int __must_check bsg_job_get(struct bsg_job *job); diff --git a/include/linux/bsg.h b/include/linux/bsg.h index 0c7dd9ceb139..dac37b6e00ec 100644 --- a/include/linux/bsg.h +++ b/include/linux/bsg.h @@ -17,17 +17,13 @@ struct bsg_ops { struct bsg_class_device { struct device *class_dev; - struct device *parent; int minor; struct request_queue *queue; - struct kref ref; const struct bsg_ops *ops; - void (*release)(struct device *); }; int bsg_register_queue(struct request_queue *q, struct device *parent, - const char *name, const struct bsg_ops *ops, - void (*release)(struct device *)); + const char *name, const struct bsg_ops *ops); int bsg_scsi_register_queue(struct request_queue *q, struct device *parent); void bsg_unregister_queue(struct request_queue *q); #else diff --git a/include/linux/btf.h b/include/linux/btf.h new file mode 100644 index 000000000000..e076c4697049 --- /dev/null +++ b/include/linux/btf.h @@ -0,0 +1,50 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* Copyright (c) 2018 Facebook */ + +#ifndef _LINUX_BTF_H +#define _LINUX_BTF_H 1 + +#include <linux/types.h> + +struct btf; +struct btf_type; +union bpf_attr; + +extern const struct file_operations btf_fops; + +void btf_put(struct btf *btf); +int btf_new_fd(const union bpf_attr *attr); +struct btf *btf_get_by_fd(int fd); +int btf_get_info_by_fd(const struct btf *btf, + const union bpf_attr *attr, + union bpf_attr __user *uattr); +/* Figure out the size of a type_id. If type_id is a modifier + * (e.g. const), it will be resolved to find out the type with size. + * + * For example: + * In describing "const void *", type_id is "const" and "const" + * refers to "void *". The return type will be "void *". + * + * If type_id is a simple "int", then return type will be "int". + * + * @btf: struct btf object + * @type_id: Find out the size of type_id. The type_id of the return + * type is set to *type_id. + * @ret_size: It can be NULL. If not NULL, the size of the return + * type is set to *ret_size. + * Return: The btf_type (resolved to another type with size info if needed). + * NULL is returned if type_id itself does not have size info + * (e.g. void) or it cannot be resolved to another type that + * has size info. + * *type_id and *ret_size will not be changed in the + * NULL return case. + */ +const struct btf_type *btf_type_id_size(const struct btf *btf, + u32 *type_id, + u32 *ret_size); +void btf_type_seq_show(const struct btf *btf, u32 type_id, void *obj, + struct seq_file *m); +int btf_get_fd_by_id(u32 id); +u32 btf_id(const struct btf *btf); + +#endif diff --git a/include/linux/buffer_head.h b/include/linux/buffer_head.h index 894e5d125de6..96225a77c112 100644 --- a/include/linux/buffer_head.h +++ b/include/linux/buffer_head.h @@ -205,8 +205,6 @@ void write_boundary_block(struct block_device *bdev, sector_t bblock, unsigned blocksize); int bh_uptodate_or_lock(struct buffer_head *bh); int bh_submit_read(struct buffer_head *bh); -loff_t page_cache_seek_hole_data(struct inode *inode, loff_t offset, - loff_t length, int whence); extern int buffer_heads_over_limit; diff --git a/include/linux/ceph/osd_client.h b/include/linux/ceph/osd_client.h index 528ccc943cee..96bb32285989 100644 --- a/include/linux/ceph/osd_client.h +++ b/include/linux/ceph/osd_client.h @@ -77,7 +77,10 @@ struct ceph_osd_data { u32 bio_length; }; #endif /* CONFIG_BLOCK */ - struct ceph_bvec_iter bvec_pos; + struct { + struct ceph_bvec_iter bvec_pos; + u32 num_bvecs; + }; }; }; @@ -412,6 +415,10 @@ void osd_req_op_extent_osd_data_bio(struct ceph_osd_request *osd_req, struct ceph_bio_iter *bio_pos, u32 bio_length); #endif /* CONFIG_BLOCK */ +void osd_req_op_extent_osd_data_bvecs(struct ceph_osd_request *osd_req, + unsigned int which, + struct bio_vec *bvecs, u32 num_bvecs, + u32 bytes); void osd_req_op_extent_osd_data_bvec_pos(struct ceph_osd_request *osd_req, unsigned int which, struct ceph_bvec_iter *bvec_pos); @@ -426,7 +433,8 @@ extern void osd_req_op_cls_request_data_pages(struct ceph_osd_request *, bool own_pages); void osd_req_op_cls_request_data_bvecs(struct ceph_osd_request *osd_req, unsigned int which, - struct bio_vec *bvecs, u32 bytes); + struct bio_vec *bvecs, u32 num_bvecs, + u32 bytes); extern void osd_req_op_cls_response_data_pages(struct ceph_osd_request *, unsigned int which, struct page **pages, u64 length, diff --git a/include/linux/cfag12864b.h b/include/linux/cfag12864b.h index b454dfce60d9..4060004968c8 100644 --- a/include/linux/cfag12864b.h +++ b/include/linux/cfag12864b.h @@ -1,25 +1,11 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* * Filename: cfag12864b.h * Version: 0.1.0 * Description: cfag12864b LCD driver header - * License: GPLv2 * * Author: Copyright (C) Miguel Ojeda Sandonis * Date: 2006-10-12 - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - * */ #ifndef _CFAG12864B_H_ diff --git a/include/linux/cgroup-defs.h b/include/linux/cgroup-defs.h index dc5b70449dc6..c0e68f903011 100644 --- a/include/linux/cgroup-defs.h +++ b/include/linux/cgroup-defs.h @@ -105,6 +105,8 @@ enum { struct cgroup_file { /* do not access any fields from outside cgroup core */ struct kernfs_node *kn; + unsigned long notified_at; + struct timer_list notify_timer; }; /* @@ -128,6 +130,9 @@ struct cgroup_subsys_state { struct list_head sibling; struct list_head children; + /* flush target list anchored at cgrp->rstat_css_list */ + struct list_head rstat_css_node; + /* * PI: Subsys-unique ID. 0 is unused and root is always 1. The * matching css can be looked up using css_from_id(). @@ -256,12 +261,16 @@ struct css_set { struct rcu_head rcu_head; }; +struct cgroup_base_stat { + struct task_cputime cputime; +}; + /* - * cgroup basic resource usage statistics. Accounting is done per-cpu in - * cgroup_cpu_stat which is then lazily propagated up the hierarchy on - * reads. + * rstat - cgroup scalable recursive statistics. Accounting is done + * per-cpu in cgroup_rstat_cpu which is then lazily propagated up the + * hierarchy on reads. * - * When a stat gets updated, the cgroup_cpu_stat and its ancestors are + * When a stat gets updated, the cgroup_rstat_cpu and its ancestors are * linked into the updated tree. On the following read, propagation only * considers and consumes the updated tree. This makes reading O(the * number of descendants which have been active since last read) instead of @@ -271,20 +280,24 @@ struct css_set { * aren't active and stat may be read frequently. The combination can * become very expensive. By propagating selectively, increasing reading * frequency decreases the cost of each read. + * + * This struct hosts both the fields which implement the above - + * updated_children and updated_next - and the fields which track basic + * resource statistics on top of it - bsync, bstat and last_bstat. */ -struct cgroup_cpu_stat { +struct cgroup_rstat_cpu { /* - * ->sync protects all the current counters. These are the only - * fields which get updated in the hot path. + * ->bsync protects ->bstat. These are the only fields which get + * updated in the hot path. */ - struct u64_stats_sync sync; - struct task_cputime cputime; + struct u64_stats_sync bsync; + struct cgroup_base_stat bstat; /* * Snapshots at the last reading. These are used to calculate the * deltas to propagate to the global counters. */ - struct task_cputime last_cputime; + struct cgroup_base_stat last_bstat; /* * Child cgroups with stat updates on this cpu since the last read @@ -295,18 +308,12 @@ struct cgroup_cpu_stat { * to the cgroup makes it unnecessary for each per-cpu struct to * point back to the associated cgroup. * - * Protected by per-cpu cgroup_cpu_stat_lock. + * Protected by per-cpu cgroup_rstat_cpu_lock. */ struct cgroup *updated_children; /* terminated by self cgroup */ struct cgroup *updated_next; /* NULL iff not on the list */ }; -struct cgroup_stat { - /* per-cpu statistics are collected into the folowing global counters */ - struct task_cputime cputime; - struct prev_cputime prev_cputime; -}; - struct cgroup { /* self css with NULL ->ss, points back to this cgroup */ struct cgroup_subsys_state self; @@ -406,10 +413,14 @@ struct cgroup { */ struct cgroup *dom_cgrp; + /* per-cpu recursive resource statistics */ + struct cgroup_rstat_cpu __percpu *rstat_cpu; + struct list_head rstat_css_list; + /* cgroup basic resource statistics */ - struct cgroup_cpu_stat __percpu *cpu_stat; - struct cgroup_stat pending_stat; /* pending from children */ - struct cgroup_stat stat; + struct cgroup_base_stat pending_bstat; /* pending from children */ + struct cgroup_base_stat bstat; + struct prev_cputime prev_cputime; /* for printing out cputime */ /* * list of pidlists, up to two for each namespace (one for procs, one @@ -570,6 +581,7 @@ struct cgroup_subsys { void (*css_released)(struct cgroup_subsys_state *css); void (*css_free)(struct cgroup_subsys_state *css); void (*css_reset)(struct cgroup_subsys_state *css); + void (*css_rstat_flush)(struct cgroup_subsys_state *css, int cpu); int (*css_extra_stat_show)(struct seq_file *seq, struct cgroup_subsys_state *css); diff --git a/include/linux/cgroup.h b/include/linux/cgroup.h index 473e0c0abb86..c9fdf6f57913 100644 --- a/include/linux/cgroup.h +++ b/include/linux/cgroup.h @@ -690,11 +690,19 @@ static inline void cgroup_path_from_kernfs_id(const union kernfs_node_id *id, char *buf, size_t buflen) {} #endif /* !CONFIG_CGROUPS */ +#ifdef CONFIG_CGROUPS /* - * Basic resource stats. + * cgroup scalable recursive statistics. */ -#ifdef CONFIG_CGROUPS +void cgroup_rstat_updated(struct cgroup *cgrp, int cpu); +void cgroup_rstat_flush(struct cgroup *cgrp); +void cgroup_rstat_flush_irqsafe(struct cgroup *cgrp); +void cgroup_rstat_flush_hold(struct cgroup *cgrp); +void cgroup_rstat_flush_release(void); +/* + * Basic resource stats. + */ #ifdef CONFIG_CGROUP_CPUACCT void cpuacct_charge(struct task_struct *tsk, u64 cputime); void cpuacct_account_field(struct task_struct *tsk, int index, u64 val); diff --git a/include/linux/clk-provider.h b/include/linux/clk-provider.h index 210a890008f9..1d25e149c1c5 100644 --- a/include/linux/clk-provider.h +++ b/include/linux/clk-provider.h @@ -765,6 +765,9 @@ int __clk_mux_determine_rate(struct clk_hw *hw, int __clk_determine_rate(struct clk_hw *core, struct clk_rate_request *req); int __clk_mux_determine_rate_closest(struct clk_hw *hw, struct clk_rate_request *req); +int clk_mux_determine_rate_flags(struct clk_hw *hw, + struct clk_rate_request *req, + unsigned long flags); void clk_hw_reparent(struct clk_hw *hw, struct clk_hw *new_parent); void clk_hw_set_rate_range(struct clk_hw *hw, unsigned long min_rate, unsigned long max_rate); diff --git a/include/linux/compat.h b/include/linux/compat.h index 081281ad5772..b1a5562b3215 100644 --- a/include/linux/compat.h +++ b/include/linux/compat.h @@ -7,8 +7,7 @@ */ #include <linux/types.h> - -#ifdef CONFIG_COMPAT +#include <linux/compat_time.h> #include <linux/stat.h> #include <linux/param.h> /* for HZ */ @@ -21,8 +20,11 @@ #include <linux/unistd.h> #include <asm/compat.h> + +#ifdef CONFIG_COMPAT #include <asm/siginfo.h> #include <asm/signal.h> +#endif #ifdef CONFIG_ARCH_HAS_SYSCALL_WRAPPER /* @@ -83,6 +85,8 @@ static inline long __do_compat_sys##name(__MAP(x,__SC_DECL,__VA_ARGS__)) #endif /* COMPAT_SYSCALL_DEFINEx */ +#ifdef CONFIG_COMPAT + #ifndef compat_user_stack_pointer #define compat_user_stack_pointer() current_user_stack_pointer() #endif @@ -290,8 +294,6 @@ extern int compat_get_timespec(struct timespec *, const void __user *); extern int compat_put_timespec(const struct timespec *, void __user *); extern int compat_get_timeval(struct timeval *, const void __user *); extern int compat_put_timeval(const struct timeval *, void __user *); -extern int compat_get_timespec64(struct timespec64 *, const void __user *); -extern int compat_put_timespec64(const struct timespec64 *, void __user *); extern int get_compat_itimerspec64(struct itimerspec64 *its, const struct compat_itimerspec __user *uits); extern int put_compat_itimerspec64(const struct itimerspec64 *its, @@ -330,6 +332,7 @@ extern int put_compat_rusage(const struct rusage *, struct compat_rusage __user *); struct compat_siginfo; +struct __compat_aio_sigset; struct compat_dirent { u32 d_ino; @@ -553,6 +556,12 @@ asmlinkage long compat_sys_io_getevents(compat_aio_context_t ctx_id, compat_long_t nr, struct io_event __user *events, struct compat_timespec __user *timeout); +asmlinkage long compat_sys_io_pgetevents(compat_aio_context_t ctx_id, + compat_long_t min_nr, + compat_long_t nr, + struct io_event __user *events, + struct compat_timespec __user *timeout, + const struct __compat_aio_sigset __user *usig); /* fs/cookies.c */ asmlinkage long compat_sys_lookup_dcookie(u32, u32, char __user *, compat_size_t); @@ -1016,7 +1025,9 @@ static inline struct compat_timeval ns_to_compat_timeval(s64 nsec) #else /* !CONFIG_COMPAT */ #define is_compat_task() (0) +#ifndef in_compat_syscall static inline bool in_compat_syscall(void) { return false; } +#endif #endif /* CONFIG_COMPAT */ diff --git a/include/linux/compat_time.h b/include/linux/compat_time.h new file mode 100644 index 000000000000..31f2774f1994 --- /dev/null +++ b/include/linux/compat_time.h @@ -0,0 +1,23 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef _LINUX_COMPAT_TIME_H +#define _LINUX_COMPAT_TIME_H + +#include <linux/types.h> +#include <linux/time64.h> + +typedef s32 compat_time_t; + +struct compat_timespec { + compat_time_t tv_sec; + s32 tv_nsec; +}; + +struct compat_timeval { + compat_time_t tv_sec; + s32 tv_usec; +}; + +extern int compat_get_timespec64(struct timespec64 *, const void __user *); +extern int compat_put_timespec64(const struct timespec64 *, void __user *); + +#endif /* _LINUX_COMPAT_TIME_H */ diff --git a/include/linux/compiler-clang.h b/include/linux/compiler-clang.h index 7d98e263e048..7087446c24c8 100644 --- a/include/linux/compiler-clang.h +++ b/include/linux/compiler-clang.h @@ -32,3 +32,17 @@ #ifdef __noretpoline #undef __noretpoline #endif + +/* + * Not all versions of clang implement the the type-generic versions + * of the builtin overflow checkers. Fortunately, clang implements + * __has_builtin allowing us to avoid awkward version + * checks. Unfortunately, we don't know which version of gcc clang + * pretends to be, so the macro may or may not be defined. + */ +#undef COMPILER_HAS_GENERIC_BUILTIN_OVERFLOW +#if __has_builtin(__builtin_mul_overflow) && \ + __has_builtin(__builtin_add_overflow) && \ + __has_builtin(__builtin_sub_overflow) +#define COMPILER_HAS_GENERIC_BUILTIN_OVERFLOW 1 +#endif diff --git a/include/linux/compiler-gcc.h b/include/linux/compiler-gcc.h index b4bf73f5e38f..f1a7492a5cc8 100644 --- a/include/linux/compiler-gcc.h +++ b/include/linux/compiler-gcc.h @@ -343,3 +343,7 @@ * code */ #define uninitialized_var(x) x = x + +#if GCC_VERSION >= 50100 +#define COMPILER_HAS_GENERIC_BUILTIN_OVERFLOW 1 +#endif diff --git a/include/linux/compiler-intel.h b/include/linux/compiler-intel.h index bfa08160db3a..547cdc920a3c 100644 --- a/include/linux/compiler-intel.h +++ b/include/linux/compiler-intel.h @@ -44,3 +44,7 @@ #define __builtin_bswap16 _bswap16 #endif +/* + * icc defines __GNUC__, but does not implement the builtin overflow checkers. + */ +#undef COMPILER_HAS_GENERIC_BUILTIN_OVERFLOW diff --git a/include/linux/compiler.h b/include/linux/compiler.h index ab4711c63601..42506e4d1f53 100644 --- a/include/linux/compiler.h +++ b/include/linux/compiler.h @@ -21,7 +21,7 @@ void ftrace_likely_update(struct ftrace_likely_data *f, int val, #define unlikely_notrace(x) __builtin_expect(!!(x), 0) #define __branch_check__(x, expect, is_constant) ({ \ - int ______r; \ + long ______r; \ static struct ftrace_likely_data \ __attribute__((__aligned__(4))) \ __attribute__((section("_ftrace_annotated_branch"))) \ diff --git a/include/linux/coresight.h b/include/linux/coresight.h index d950dad5056a..c265e0468414 100644 --- a/include/linux/coresight.h +++ b/include/linux/coresight.h @@ -1,13 +1,6 @@ -/* Copyright (c) 2012, The Linux Foundation. All rights reserved. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 and - * only version 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Copyright (c) 2012, The Linux Foundation. All rights reserved. */ #ifndef _LINUX_CORESIGHT_H diff --git a/include/linux/cper.h b/include/linux/cper.h index d14ef4e77c8a..9c703a0abe6e 100644 --- a/include/linux/cper.h +++ b/include/linux/cper.h @@ -381,7 +381,7 @@ struct cper_sec_proc_generic { /* IA32/X64 Processor Error Section */ struct cper_sec_proc_ia { __u64 validation_bits; - __u8 lapic_id; + __u64 lapic_id; __u8 cpuid[48]; }; @@ -551,5 +551,7 @@ const char *cper_mem_err_unpack(struct trace_seq *, struct cper_mem_err_compact *); void cper_print_proc_arm(const char *pfx, const struct cper_sec_proc_arm *proc); +void cper_print_proc_ia(const char *pfx, + const struct cper_sec_proc_ia *proc); #endif diff --git a/include/linux/cpu.h b/include/linux/cpu.h index 7b01bc11c692..a97a63eef59f 100644 --- a/include/linux/cpu.h +++ b/include/linux/cpu.h @@ -53,6 +53,8 @@ extern ssize_t cpu_show_spectre_v1(struct device *dev, struct device_attribute *attr, char *buf); extern ssize_t cpu_show_spectre_v2(struct device *dev, struct device_attribute *attr, char *buf); +extern ssize_t cpu_show_spec_store_bypass(struct device *dev, + struct device_attribute *attr, char *buf); extern __printf(4, 5) struct device *cpu_device_create(struct device *parent, void *drvdata, diff --git a/include/linux/cpufreq.h b/include/linux/cpufreq.h index 87f48dd932eb..882a9b9e34bc 100644 --- a/include/linux/cpufreq.h +++ b/include/linux/cpufreq.h @@ -571,7 +571,7 @@ struct governor_attr { size_t count); }; -static inline bool cpufreq_can_do_remote_dvfs(struct cpufreq_policy *policy) +static inline bool cpufreq_this_cpu_can_update(struct cpufreq_policy *policy) { /* * Allow remote callbacks if: diff --git a/include/linux/cpuidle.h b/include/linux/cpuidle.h index 1eefabf1621f..4325d6fdde9b 100644 --- a/include/linux/cpuidle.h +++ b/include/linux/cpuidle.h @@ -258,6 +258,7 @@ struct cpuidle_governor { #ifdef CONFIG_CPU_IDLE extern int cpuidle_register_governor(struct cpuidle_governor *gov); +extern int cpuidle_governor_latency_req(unsigned int cpu); #else static inline int cpuidle_register_governor(struct cpuidle_governor *gov) {return 0;} diff --git a/include/linux/crash_dump.h b/include/linux/crash_dump.h index f7ac2aa93269..3e4ba9d753c8 100644 --- a/include/linux/crash_dump.h +++ b/include/linux/crash_dump.h @@ -5,6 +5,7 @@ #include <linux/kexec.h> #include <linux/proc_fs.h> #include <linux/elf.h> +#include <uapi/linux/vmcore.h> #include <asm/pgtable.h> /* for pgprot_t */ @@ -93,4 +94,21 @@ static inline bool is_kdump_kernel(void) { return 0; } #endif /* CONFIG_CRASH_DUMP */ extern unsigned long saved_max_pfn; + +/* Device Dump information to be filled by drivers */ +struct vmcoredd_data { + char dump_name[VMCOREDD_MAX_NAME_BYTES]; /* Unique name of the dump */ + unsigned int size; /* Size of the dump */ + /* Driver's registered callback to be invoked to collect dump */ + int (*vmcoredd_callback)(struct vmcoredd_data *data, void *buf); +}; + +#ifdef CONFIG_PROC_VMCORE_DEVICE_DUMP +int vmcore_add_device_dump(struct vmcoredd_data *data); +#else +static inline int vmcore_add_device_dump(struct vmcoredd_data *data) +{ + return -EOPNOTSUPP; +} +#endif /* CONFIG_PROC_VMCORE_DEVICE_DUMP */ #endif /* LINUX_CRASHDUMP_H */ diff --git a/include/linux/dax.h b/include/linux/dax.h index f9eb22ad341e..c99692ddd4b5 100644 --- a/include/linux/dax.h +++ b/include/linux/dax.h @@ -64,10 +64,10 @@ static inline bool dax_write_cache_enabled(struct dax_device *dax_dev) struct writeback_control; int bdev_dax_pgoff(struct block_device *, sector_t, size_t, pgoff_t *pgoff); #if IS_ENABLED(CONFIG_FS_DAX) -int __bdev_dax_supported(struct super_block *sb, int blocksize); -static inline int bdev_dax_supported(struct super_block *sb, int blocksize) +bool __bdev_dax_supported(struct block_device *bdev, int blocksize); +static inline bool bdev_dax_supported(struct block_device *bdev, int blocksize) { - return __bdev_dax_supported(sb, blocksize); + return __bdev_dax_supported(bdev, blocksize); } static inline struct dax_device *fs_dax_get_by_host(const char *host) @@ -84,9 +84,10 @@ struct dax_device *fs_dax_get_by_bdev(struct block_device *bdev); int dax_writeback_mapping_range(struct address_space *mapping, struct block_device *bdev, struct writeback_control *wbc); #else -static inline int bdev_dax_supported(struct super_block *sb, int blocksize) +static inline bool bdev_dax_supported(struct block_device *bdev, + int blocksize) { - return -EOPNOTSUPP; + return false; } static inline struct dax_device *fs_dax_get_by_host(const char *host) diff --git a/include/linux/dcache.h b/include/linux/dcache.h index 94acbde17bb1..66c6e17e61e5 100644 --- a/include/linux/dcache.h +++ b/include/linux/dcache.h @@ -224,6 +224,7 @@ extern seqlock_t rename_lock; * These are the low-level FS interfaces to the dcache.. */ extern void d_instantiate(struct dentry *, struct inode *); +extern void d_instantiate_new(struct dentry *, struct inode *); extern struct dentry * d_instantiate_unique(struct dentry *, struct inode *); extern struct dentry * d_instantiate_anon(struct dentry *, struct inode *); extern int d_instantiate_no_diralias(struct dentry *, struct inode *); diff --git a/include/linux/delayacct.h b/include/linux/delayacct.h index 5e335b6203f4..e6c0448ebcc7 100644 --- a/include/linux/delayacct.h +++ b/include/linux/delayacct.h @@ -29,7 +29,7 @@ #ifdef CONFIG_TASK_DELAY_ACCT struct task_delay_info { - spinlock_t lock; + raw_spinlock_t lock; unsigned int flags; /* Private per-task flags */ /* For each stat XXX, add following, aligned appropriately diff --git a/include/linux/device.h b/include/linux/device.h index 477956990f5e..055a69dbcd18 100644 --- a/include/linux/device.h +++ b/include/linux/device.h @@ -25,6 +25,7 @@ #include <linux/ratelimit.h> #include <linux/uidgid.h> #include <linux/gfp.h> +#include <linux/overflow.h> #include <asm/device.h> struct device; @@ -88,6 +89,8 @@ extern void bus_remove_file(struct bus_type *, struct bus_attribute *); * @resume: Called to bring a device on this bus out of sleep mode. * @num_vf: Called to find out how many virtual functions a device on this * bus supports. + * @dma_configure: Called to setup DMA configuration on a device on + this bus. * @pm: Power management operations of this bus, callback the specific * device driver's pm-ops. * @iommu_ops: IOMMU specific operations for this bus, used to attach IOMMU @@ -96,8 +99,8 @@ extern void bus_remove_file(struct bus_type *, struct bus_attribute *); * @p: The private data of the driver core, only the driver core can * touch this. * @lock_key: Lock class key for use by the lock validator - * @force_dma: Assume devices on this bus should be set up by dma_configure() - * even if DMA capability is not explicitly described by firmware. + * @need_parent_lock: When probing or removing a device on this bus, the + * device core should lock the device's parent. * * A bus is a channel between the processor and one or more devices. For the * purposes of the device model, all devices are connected via a bus, even if @@ -130,6 +133,8 @@ struct bus_type { int (*num_vf)(struct device *dev); + int (*dma_configure)(struct device *dev); + const struct dev_pm_ops *pm; const struct iommu_ops *iommu_ops; @@ -137,7 +142,7 @@ struct bus_type { struct subsys_private *p; struct lock_class_key lock_key; - bool force_dma; + bool need_parent_lock; }; extern int __must_check bus_register(struct bus_type *bus); @@ -668,9 +673,12 @@ static inline void *devm_kzalloc(struct device *dev, size_t size, gfp_t gfp) static inline void *devm_kmalloc_array(struct device *dev, size_t n, size_t size, gfp_t flags) { - if (size != 0 && n > SIZE_MAX / size) + size_t bytes; + + if (unlikely(check_mul_overflow(n, size, &bytes))) return NULL; - return devm_kmalloc(dev, n * size, flags); + + return devm_kmalloc(dev, bytes, flags); } static inline void *devm_kcalloc(struct device *dev, size_t n, size_t size, gfp_t flags) @@ -904,6 +912,8 @@ struct dev_links_info { * @offline: Set after successful invocation of bus type's .offline(). * @of_node_reused: Set if the device-tree node is shared with an ancestor * device. + * @dma_32bit_limit: bridge limited to 32bit DMA even if the device itself + * indicates support for a higher limit in the dma_mask field. * * At the lowest level, every device in a Linux system is represented by an * instance of struct device. The device structure contains the information @@ -992,6 +1002,7 @@ struct device { bool offline_disabled:1; bool offline:1; bool of_node_reused:1; + bool dma_32bit_limit:1; }; static inline struct device *kobj_to_dev(struct kobject *kobj) diff --git a/include/linux/dma-debug.h b/include/linux/dma-debug.h index c7d844f09c3a..a785f2507159 100644 --- a/include/linux/dma-debug.h +++ b/include/linux/dma-debug.h @@ -30,8 +30,6 @@ struct bus_type; extern void dma_debug_add_bus(struct bus_type *bus); -extern void dma_debug_init(u32 num_entries); - extern int dma_debug_resize_entries(u32 num_entries); extern void debug_dma_map_page(struct device *dev, struct page *page, @@ -100,10 +98,6 @@ static inline void dma_debug_add_bus(struct bus_type *bus) { } -static inline void dma_debug_init(u32 num_entries) -{ -} - static inline int dma_debug_resize_entries(u32 num_entries) { return 0; diff --git a/include/linux/dma-direct.h b/include/linux/dma-direct.h index 53ad6a47f513..8d9f33febde5 100644 --- a/include/linux/dma-direct.h +++ b/include/linux/dma-direct.h @@ -59,6 +59,11 @@ void *dma_direct_alloc(struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t gfp, unsigned long attrs); void dma_direct_free(struct device *dev, size_t size, void *cpu_addr, dma_addr_t dma_addr, unsigned long attrs); +dma_addr_t dma_direct_map_page(struct device *dev, struct page *page, + unsigned long offset, size_t size, enum dma_data_direction dir, + unsigned long attrs); +int dma_direct_map_sg(struct device *dev, struct scatterlist *sgl, int nents, + enum dma_data_direction dir, unsigned long attrs); int dma_direct_supported(struct device *dev, u64 mask); - +int dma_direct_mapping_error(struct device *dev, dma_addr_t dma_addr); #endif /* _LINUX_DMA_DIRECT_H */ diff --git a/include/linux/dma-fence.h b/include/linux/dma-fence.h index 4c008170fe65..eb9b05aa5aea 100644 --- a/include/linux/dma-fence.h +++ b/include/linux/dma-fence.h @@ -94,11 +94,11 @@ typedef void (*dma_fence_func_t)(struct dma_fence *fence, struct dma_fence_cb *cb); /** - * struct dma_fence_cb - callback for dma_fence_add_callback - * @node: used by dma_fence_add_callback to append this struct to fence::cb_list + * struct dma_fence_cb - callback for dma_fence_add_callback() + * @node: used by dma_fence_add_callback() to append this struct to fence::cb_list * @func: dma_fence_func_t to call * - * This struct will be initialized by dma_fence_add_callback, additional + * This struct will be initialized by dma_fence_add_callback(), additional * data can be passed along by embedding dma_fence_cb in another struct. */ struct dma_fence_cb { @@ -108,75 +108,143 @@ struct dma_fence_cb { /** * struct dma_fence_ops - operations implemented for fence - * @get_driver_name: returns the driver name. - * @get_timeline_name: return the name of the context this fence belongs to. - * @enable_signaling: enable software signaling of fence. - * @signaled: [optional] peek whether the fence is signaled, can be null. - * @wait: custom wait implementation, or dma_fence_default_wait. - * @release: [optional] called on destruction of fence, can be null - * @fill_driver_data: [optional] callback to fill in free-form debug info - * Returns amount of bytes filled, or -errno. - * @fence_value_str: [optional] fills in the value of the fence as a string - * @timeline_value_str: [optional] fills in the current value of the timeline - * as a string * - * Notes on enable_signaling: - * For fence implementations that have the capability for hw->hw - * signaling, they can implement this op to enable the necessary - * irqs, or insert commands into cmdstream, etc. This is called - * in the first wait() or add_callback() path to let the fence - * implementation know that there is another driver waiting on - * the signal (ie. hw->sw case). - * - * This function can be called from atomic context, but not - * from irq context, so normal spinlocks can be used. - * - * A return value of false indicates the fence already passed, - * or some failure occurred that made it impossible to enable - * signaling. True indicates successful enabling. - * - * fence->error may be set in enable_signaling, but only when false is - * returned. - * - * Calling dma_fence_signal before enable_signaling is called allows - * for a tiny race window in which enable_signaling is called during, - * before, or after dma_fence_signal. To fight this, it is recommended - * that before enable_signaling returns true an extra reference is - * taken on the fence, to be released when the fence is signaled. - * This will mean dma_fence_signal will still be called twice, but - * the second time will be a noop since it was already signaled. - * - * Notes on signaled: - * May set fence->error if returning true. - * - * Notes on wait: - * Must not be NULL, set to dma_fence_default_wait for default implementation. - * the dma_fence_default_wait implementation should work for any fence, as long - * as enable_signaling works correctly. - * - * Must return -ERESTARTSYS if the wait is intr = true and the wait was - * interrupted, and remaining jiffies if fence has signaled, or 0 if wait - * timed out. Can also return other error values on custom implementations, - * which should be treated as if the fence is signaled. For example a hardware - * lockup could be reported like that. - * - * Notes on release: - * Can be NULL, this function allows additional commands to run on - * destruction of the fence. Can be called from irq context. - * If pointer is set to NULL, kfree will get called instead. */ - struct dma_fence_ops { + /** + * @get_driver_name: + * + * Returns the driver name. This is a callback to allow drivers to + * compute the name at runtime, without having it to store permanently + * for each fence, or build a cache of some sort. + * + * This callback is mandatory. + */ const char * (*get_driver_name)(struct dma_fence *fence); + + /** + * @get_timeline_name: + * + * Return the name of the context this fence belongs to. This is a + * callback to allow drivers to compute the name at runtime, without + * having it to store permanently for each fence, or build a cache of + * some sort. + * + * This callback is mandatory. + */ const char * (*get_timeline_name)(struct dma_fence *fence); + + /** + * @enable_signaling: + * + * Enable software signaling of fence. + * + * For fence implementations that have the capability for hw->hw + * signaling, they can implement this op to enable the necessary + * interrupts, or insert commands into cmdstream, etc, to avoid these + * costly operations for the common case where only hw->hw + * synchronization is required. This is called in the first + * dma_fence_wait() or dma_fence_add_callback() path to let the fence + * implementation know that there is another driver waiting on the + * signal (ie. hw->sw case). + * + * This function can be called from atomic context, but not + * from irq context, so normal spinlocks can be used. + * + * A return value of false indicates the fence already passed, + * or some failure occurred that made it impossible to enable + * signaling. True indicates successful enabling. + * + * &dma_fence.error may be set in enable_signaling, but only when false + * is returned. + * + * Since many implementations can call dma_fence_signal() even when before + * @enable_signaling has been called there's a race window, where the + * dma_fence_signal() might result in the final fence reference being + * released and its memory freed. To avoid this, implementations of this + * callback should grab their own reference using dma_fence_get(), to be + * released when the fence is signalled (through e.g. the interrupt + * handler). + * + * This callback is mandatory. + */ bool (*enable_signaling)(struct dma_fence *fence); + + /** + * @signaled: + * + * Peek whether the fence is signaled, as a fastpath optimization for + * e.g. dma_fence_wait() or dma_fence_add_callback(). Note that this + * callback does not need to make any guarantees beyond that a fence + * once indicates as signalled must always return true from this + * callback. This callback may return false even if the fence has + * completed already, in this case information hasn't propogated throug + * the system yet. See also dma_fence_is_signaled(). + * + * May set &dma_fence.error if returning true. + * + * This callback is optional. + */ bool (*signaled)(struct dma_fence *fence); + + /** + * @wait: + * + * Custom wait implementation, or dma_fence_default_wait. + * + * Must not be NULL, set to dma_fence_default_wait for default implementation. + * the dma_fence_default_wait implementation should work for any fence, as long + * as enable_signaling works correctly. + * + * Must return -ERESTARTSYS if the wait is intr = true and the wait was + * interrupted, and remaining jiffies if fence has signaled, or 0 if wait + * timed out. Can also return other error values on custom implementations, + * which should be treated as if the fence is signaled. For example a hardware + * lockup could be reported like that. + * + * This callback is mandatory. + */ signed long (*wait)(struct dma_fence *fence, bool intr, signed long timeout); + + /** + * @release: + * + * Called on destruction of fence to release additional resources. + * Can be called from irq context. This callback is optional. If it is + * NULL, then dma_fence_free() is instead called as the default + * implementation. + */ void (*release)(struct dma_fence *fence); + /** + * @fill_driver_data: + * + * Callback to fill in free-form debug info. + * + * Returns amount of bytes filled, or negative error on failure. + * + * This callback is optional. + */ int (*fill_driver_data)(struct dma_fence *fence, void *data, int size); + + /** + * @fence_value_str: + * + * Callback to fill in free-form debug info specific to this fence, like + * the sequence number. + * + * This callback is optional. + */ void (*fence_value_str)(struct dma_fence *fence, char *str, int size); + + /** + * @timeline_value_str: + * + * Fills in the current value of the timeline as a string, like the + * sequence number. This should match what @fill_driver_data prints for + * the most recently signalled fence (assuming no delayed signalling). + */ void (*timeline_value_str)(struct dma_fence *fence, char *str, int size); }; @@ -189,7 +257,7 @@ void dma_fence_free(struct dma_fence *fence); /** * dma_fence_put - decreases refcount of the fence - * @fence: [in] fence to reduce refcount of + * @fence: fence to reduce refcount of */ static inline void dma_fence_put(struct dma_fence *fence) { @@ -199,7 +267,7 @@ static inline void dma_fence_put(struct dma_fence *fence) /** * dma_fence_get - increases refcount of the fence - * @fence: [in] fence to increase refcount of + * @fence: fence to increase refcount of * * Returns the same fence, with refcount increased by 1. */ @@ -213,7 +281,7 @@ static inline struct dma_fence *dma_fence_get(struct dma_fence *fence) /** * dma_fence_get_rcu - get a fence from a reservation_object_list with * rcu read lock - * @fence: [in] fence to increase refcount of + * @fence: fence to increase refcount of * * Function returns NULL if no refcount could be obtained, or the fence. */ @@ -227,7 +295,7 @@ static inline struct dma_fence *dma_fence_get_rcu(struct dma_fence *fence) /** * dma_fence_get_rcu_safe - acquire a reference to an RCU tracked fence - * @fencep: [in] pointer to fence to increase refcount of + * @fencep: pointer to fence to increase refcount of * * Function returns NULL if no refcount could be obtained, or the fence. * This function handles acquiring a reference to a fence that may be @@ -289,14 +357,16 @@ void dma_fence_enable_sw_signaling(struct dma_fence *fence); /** * dma_fence_is_signaled_locked - Return an indication if the fence * is signaled yet. - * @fence: [in] the fence to check + * @fence: the fence to check * * Returns true if the fence was already signaled, false if not. Since this * function doesn't enable signaling, it is not guaranteed to ever return - * true if dma_fence_add_callback, dma_fence_wait or - * dma_fence_enable_sw_signaling haven't been called before. + * true if dma_fence_add_callback(), dma_fence_wait() or + * dma_fence_enable_sw_signaling() haven't been called before. * - * This function requires fence->lock to be held. + * This function requires &dma_fence.lock to be held. + * + * See also dma_fence_is_signaled(). */ static inline bool dma_fence_is_signaled_locked(struct dma_fence *fence) @@ -314,17 +384,19 @@ dma_fence_is_signaled_locked(struct dma_fence *fence) /** * dma_fence_is_signaled - Return an indication if the fence is signaled yet. - * @fence: [in] the fence to check + * @fence: the fence to check * * Returns true if the fence was already signaled, false if not. Since this * function doesn't enable signaling, it is not guaranteed to ever return - * true if dma_fence_add_callback, dma_fence_wait or - * dma_fence_enable_sw_signaling haven't been called before. + * true if dma_fence_add_callback(), dma_fence_wait() or + * dma_fence_enable_sw_signaling() haven't been called before. * * It's recommended for seqno fences to call dma_fence_signal when the * operation is complete, it makes it possible to prevent issues from * wraparound between time of issue and time of use by checking the return * value of this function before calling hardware-specific wait instructions. + * + * See also dma_fence_is_signaled_locked(). */ static inline bool dma_fence_is_signaled(struct dma_fence *fence) @@ -342,8 +414,8 @@ dma_fence_is_signaled(struct dma_fence *fence) /** * __dma_fence_is_later - return if f1 is chronologically later than f2 - * @f1: [in] the first fence's seqno - * @f2: [in] the second fence's seqno from the same context + * @f1: the first fence's seqno + * @f2: the second fence's seqno from the same context * * Returns true if f1 is chronologically later than f2. Both fences must be * from the same context, since a seqno is not common across contexts. @@ -355,8 +427,8 @@ static inline bool __dma_fence_is_later(u32 f1, u32 f2) /** * dma_fence_is_later - return if f1 is chronologically later than f2 - * @f1: [in] the first fence from the same context - * @f2: [in] the second fence from the same context + * @f1: the first fence from the same context + * @f2: the second fence from the same context * * Returns true if f1 is chronologically later than f2. Both fences must be * from the same context, since a seqno is not re-used across contexts. @@ -372,8 +444,8 @@ static inline bool dma_fence_is_later(struct dma_fence *f1, /** * dma_fence_later - return the chronologically later fence - * @f1: [in] the first fence from the same context - * @f2: [in] the second fence from the same context + * @f1: the first fence from the same context + * @f2: the second fence from the same context * * Returns NULL if both fences are signaled, otherwise the fence that would be * signaled last. Both fences must be from the same context, since a seqno is @@ -398,7 +470,7 @@ static inline struct dma_fence *dma_fence_later(struct dma_fence *f1, /** * dma_fence_get_status_locked - returns the status upon completion - * @fence: [in] the dma_fence to query + * @fence: the dma_fence to query * * Drivers can supply an optional error status condition before they signal * the fence (to indicate whether the fence was completed due to an error @@ -422,8 +494,8 @@ int dma_fence_get_status(struct dma_fence *fence); /** * dma_fence_set_error - flag an error condition on the fence - * @fence: [in] the dma_fence - * @error: [in] the error to store + * @fence: the dma_fence + * @error: the error to store * * Drivers can supply an optional error status condition before they signal * the fence, to indicate that the fence was completed due to an error @@ -449,8 +521,8 @@ signed long dma_fence_wait_any_timeout(struct dma_fence **fences, /** * dma_fence_wait - sleep until the fence gets signaled - * @fence: [in] the fence to wait on - * @intr: [in] if true, do an interruptible wait + * @fence: the fence to wait on + * @intr: if true, do an interruptible wait * * This function will return -ERESTARTSYS if interrupted by a signal, * or 0 if the fence was signaled. Other error values may be @@ -459,6 +531,8 @@ signed long dma_fence_wait_any_timeout(struct dma_fence **fences, * Performs a synchronous wait on this fence. It is assumed the caller * directly or indirectly holds a reference to the fence, otherwise the * fence might be freed before return, resulting in undefined behavior. + * + * See also dma_fence_wait_timeout() and dma_fence_wait_any_timeout(). */ static inline signed long dma_fence_wait(struct dma_fence *fence, bool intr) { diff --git a/include/linux/dma-iommu.h b/include/linux/dma-iommu.h index 92f20832fd28..e8ca5e654277 100644 --- a/include/linux/dma-iommu.h +++ b/include/linux/dma-iommu.h @@ -17,6 +17,7 @@ #define __DMA_IOMMU_H #ifdef __KERNEL__ +#include <linux/types.h> #include <asm/errno.h> #ifdef CONFIG_IOMMU_DMA diff --git a/include/linux/dma-mapping.h b/include/linux/dma-mapping.h index f8ab1c0f589e..f9cc309507d9 100644 --- a/include/linux/dma-mapping.h +++ b/include/linux/dma-mapping.h @@ -133,10 +133,10 @@ struct dma_map_ops { #ifdef ARCH_HAS_DMA_GET_REQUIRED_MASK u64 (*get_required_mask)(struct device *dev); #endif - int is_phys; }; extern const struct dma_map_ops dma_direct_ops; +extern const struct dma_map_ops dma_noncoherent_ops; extern const struct dma_map_ops dma_virt_ops; #define DMA_BIT_MASK(n) (((n) == 64) ? ~0ULL : ((1ULL<<(n))-1)) @@ -502,7 +502,7 @@ dma_get_sgtable_attrs(struct device *dev, struct sg_table *sgt, void *cpu_addr, #define dma_get_sgtable(d, t, v, h, s) dma_get_sgtable_attrs(d, t, v, h, s, 0) #ifndef arch_dma_alloc_attrs -#define arch_dma_alloc_attrs(dev, flag) (true) +#define arch_dma_alloc_attrs(dev) (true) #endif static inline void *dma_alloc_attrs(struct device *dev, size_t size, @@ -521,7 +521,7 @@ static inline void *dma_alloc_attrs(struct device *dev, size_t size, /* let the implementation decide on the zone to allocate from: */ flag &= ~(__GFP_DMA | __GFP_DMA32 | __GFP_HIGHMEM); - if (!arch_dma_alloc_attrs(&dev, &flag)) + if (!arch_dma_alloc_attrs(&dev)) return NULL; if (!ops->alloc) return NULL; @@ -572,14 +572,6 @@ static inline int dma_mapping_error(struct device *dev, dma_addr_t dma_addr) return 0; } -/* - * This is a hack for the legacy x86 forbid_dac and iommu_sac_force. Please - * don't use this in new code. - */ -#ifndef arch_dma_supported -#define arch_dma_supported(dev, mask) (1) -#endif - static inline void dma_check_mask(struct device *dev, u64 mask) { if (sme_active() && (mask < (((u64)sme_get_me_mask() << 1) - 1))) @@ -592,9 +584,6 @@ static inline int dma_supported(struct device *dev, u64 mask) if (!ops) return 0; - if (!arch_dma_supported(dev, mask)) - return 0; - if (!ops->dma_supported) return 1; return ops->dma_supported(dev, mask); @@ -839,7 +828,7 @@ static inline int dma_mmap_wc(struct device *dev, #define dma_mmap_writecombine dma_mmap_wc #endif -#if defined(CONFIG_NEED_DMA_MAP_STATE) || defined(CONFIG_DMA_API_DEBUG) +#ifdef CONFIG_NEED_DMA_MAP_STATE #define DEFINE_DMA_UNMAP_ADDR(ADDR_NAME) dma_addr_t ADDR_NAME #define DEFINE_DMA_UNMAP_LEN(LEN_NAME) __u32 LEN_NAME #define dma_unmap_addr(PTR, ADDR_NAME) ((PTR)->ADDR_NAME) diff --git a/include/linux/dma-noncoherent.h b/include/linux/dma-noncoherent.h new file mode 100644 index 000000000000..10b2654d549b --- /dev/null +++ b/include/linux/dma-noncoherent.h @@ -0,0 +1,47 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef _LINUX_DMA_NONCOHERENT_H +#define _LINUX_DMA_NONCOHERENT_H 1 + +#include <linux/dma-mapping.h> + +void *arch_dma_alloc(struct device *dev, size_t size, dma_addr_t *dma_handle, + gfp_t gfp, unsigned long attrs); +void arch_dma_free(struct device *dev, size_t size, void *cpu_addr, + dma_addr_t dma_addr, unsigned long attrs); + +#ifdef CONFIG_DMA_NONCOHERENT_MMAP +int arch_dma_mmap(struct device *dev, struct vm_area_struct *vma, + void *cpu_addr, dma_addr_t dma_addr, size_t size, + unsigned long attrs); +#else +#define arch_dma_mmap NULL +#endif /* CONFIG_DMA_NONCOHERENT_MMAP */ + +#ifdef CONFIG_DMA_NONCOHERENT_CACHE_SYNC +void arch_dma_cache_sync(struct device *dev, void *vaddr, size_t size, + enum dma_data_direction direction); +#else +#define arch_dma_cache_sync NULL +#endif /* CONFIG_DMA_NONCOHERENT_CACHE_SYNC */ + +#ifdef CONFIG_ARCH_HAS_SYNC_DMA_FOR_DEVICE +void arch_sync_dma_for_device(struct device *dev, phys_addr_t paddr, + size_t size, enum dma_data_direction dir); +#else +static inline void arch_sync_dma_for_device(struct device *dev, + phys_addr_t paddr, size_t size, enum dma_data_direction dir) +{ +} +#endif /* ARCH_HAS_SYNC_DMA_FOR_DEVICE */ + +#ifdef CONFIG_ARCH_HAS_SYNC_DMA_FOR_CPU +void arch_sync_dma_for_cpu(struct device *dev, phys_addr_t paddr, + size_t size, enum dma_data_direction dir); +#else +static inline void arch_sync_dma_for_cpu(struct device *dev, + phys_addr_t paddr, size_t size, enum dma_data_direction dir) +{ +} +#endif /* ARCH_HAS_SYNC_DMA_FOR_CPU */ + +#endif /* _LINUX_DMA_NONCOHERENT_H */ diff --git a/include/linux/efi.h b/include/linux/efi.h index f1b7d68ac460..56add823f190 100644 --- a/include/linux/efi.h +++ b/include/linux/efi.h @@ -395,9 +395,9 @@ typedef struct { u32 attributes; u32 get_bar_attributes; u32 set_bar_attributes; - uint64_t romsize; - void *romimage; -} efi_pci_io_protocol_32; + u64 romsize; + u32 romimage; +} efi_pci_io_protocol_32_t; typedef struct { u64 poll_mem; @@ -415,9 +415,9 @@ typedef struct { u64 attributes; u64 get_bar_attributes; u64 set_bar_attributes; - uint64_t romsize; - void *romimage; -} efi_pci_io_protocol_64; + u64 romsize; + u64 romimage; +} efi_pci_io_protocol_64_t; typedef struct { void *poll_mem; @@ -437,7 +437,7 @@ typedef struct { void *set_bar_attributes; uint64_t romsize; void *romimage; -} efi_pci_io_protocol; +} efi_pci_io_protocol_t; #define EFI_PCI_IO_ATTRIBUTE_ISA_MOTHERBOARD_IO 0x0001 #define EFI_PCI_IO_ATTRIBUTE_ISA_IO 0x0002 diff --git a/include/linux/elevator.h b/include/linux/elevator.h index 6d9e230dffd2..a02deea30185 100644 --- a/include/linux/elevator.h +++ b/include/linux/elevator.h @@ -218,8 +218,6 @@ extern void elv_unregister(struct elevator_type *); extern ssize_t elv_iosched_show(struct request_queue *, char *); extern ssize_t elv_iosched_store(struct request_queue *, const char *, size_t); -extern int elevator_init(struct request_queue *, char *); -extern void elevator_exit(struct request_queue *, struct elevator_queue *); extern bool elv_bio_merge_ok(struct request *, struct bio *); extern struct elevator_queue *elevator_alloc(struct request_queue *, struct elevator_type *); diff --git a/include/linux/ethtool.h b/include/linux/ethtool.h index b32cd2062f18..f8a2245b70ac 100644 --- a/include/linux/ethtool.h +++ b/include/linux/ethtool.h @@ -312,6 +312,9 @@ bool ethtool_convert_link_mode_to_legacy_u32(u32 *legacy_u32, * by kernel. Returns a negative error code or zero. * @get_fecparam: Get the network device Forward Error Correction parameters. * @set_fecparam: Set the network device Forward Error Correction parameters. + * @get_ethtool_phy_stats: Return extended statistics about the PHY device. + * This is only useful if the device maintains PHY statistics and + * cannot use the standard PHY library helpers. * * All operations are optional (i.e. the function pointer may be set * to %NULL) and callers must take this into account. Callers must @@ -407,5 +410,7 @@ struct ethtool_ops { struct ethtool_fecparam *); int (*set_fecparam)(struct net_device *, struct ethtool_fecparam *); + void (*get_ethtool_phy_stats)(struct net_device *, + struct ethtool_stats *, u64 *); }; #endif /* _LINUX_ETHTOOL_H */ diff --git a/include/linux/export.h b/include/linux/export.h index 1a1dfdb2a5c6..b768d6dd3c90 100644 --- a/include/linux/export.h +++ b/include/linux/export.h @@ -10,14 +10,8 @@ * hackers place grumpy comments in header files. */ -/* Some toolchains use a `_' prefix for all user symbols. */ -#ifdef CONFIG_HAVE_UNDERSCORE_SYMBOL_PREFIX -#define __VMLINUX_SYMBOL(x) _##x -#define __VMLINUX_SYMBOL_STR(x) "_" #x -#else #define __VMLINUX_SYMBOL(x) x #define __VMLINUX_SYMBOL_STR(x) #x -#endif /* Indirect, so macros are expanded before pasting. */ #define VMLINUX_SYMBOL(x) __VMLINUX_SYMBOL(x) @@ -46,14 +40,14 @@ extern struct module __this_module; #if defined(CONFIG_MODULE_REL_CRCS) #define __CRC_SYMBOL(sym, sec) \ asm(" .section \"___kcrctab" sec "+" #sym "\", \"a\" \n" \ - " .weak " VMLINUX_SYMBOL_STR(__crc_##sym) " \n" \ - " .long " VMLINUX_SYMBOL_STR(__crc_##sym) " - . \n" \ + " .weak __crc_" #sym " \n" \ + " .long __crc_" #sym " - . \n" \ " .previous \n"); #else #define __CRC_SYMBOL(sym, sec) \ asm(" .section \"___kcrctab" sec "+" #sym "\", \"a\" \n" \ - " .weak " VMLINUX_SYMBOL_STR(__crc_##sym) " \n" \ - " .long " VMLINUX_SYMBOL_STR(__crc_##sym) " \n" \ + " .weak __crc_" #sym " \n" \ + " .long __crc_" #sym " \n" \ " .previous \n"); #endif #else @@ -66,7 +60,7 @@ extern struct module __this_module; __CRC_SYMBOL(sym, sec) \ static const char __kstrtab_##sym[] \ __attribute__((section("__ksymtab_strings"), aligned(1))) \ - = VMLINUX_SYMBOL_STR(sym); \ + = #sym; \ static const struct kernel_symbol __ksymtab_##sym \ __used \ __attribute__((section("___ksymtab" sec "+" #sym), used)) \ diff --git a/include/linux/filter.h b/include/linux/filter.h index fc4e8f91b03d..45fc0f5000d8 100644 --- a/include/linux/filter.h +++ b/include/linux/filter.h @@ -30,6 +30,7 @@ struct sock; struct seccomp_data; struct bpf_prog_aux; struct xdp_rxq_info; +struct xdp_buff; /* ArgX, context and stack frame pointer register positions. Note, * Arg1, Arg2, Arg3, etc are used as argument mappings of function @@ -46,7 +47,9 @@ struct xdp_rxq_info; /* Additional register mappings for converted user programs. */ #define BPF_REG_A BPF_REG_0 #define BPF_REG_X BPF_REG_7 -#define BPF_REG_TMP BPF_REG_8 +#define BPF_REG_TMP BPF_REG_2 /* scratch reg */ +#define BPF_REG_D BPF_REG_8 /* data, callee-saved */ +#define BPF_REG_H BPF_REG_9 /* hlen, callee-saved */ /* Kernel hidden auxiliary/helper register for hardening step. * Only used by eBPF JITs. It's nothing more than a temporary @@ -286,8 +289,21 @@ struct xdp_rxq_info; .off = OFF, \ .imm = 0 }) +/* Relative call */ + +#define BPF_CALL_REL(TGT) \ + ((struct bpf_insn) { \ + .code = BPF_JMP | BPF_CALL, \ + .dst_reg = 0, \ + .src_reg = BPF_PSEUDO_CALL, \ + .off = 0, \ + .imm = TGT }) + /* Function call */ +#define BPF_CAST_CALL(x) \ + ((u64 (*)(u64, u64, u64, u64, u64))(x)) + #define BPF_EMIT_CALL(FUNC) \ ((struct bpf_insn) { \ .code = BPF_JMP | BPF_CALL, \ @@ -467,7 +483,8 @@ struct bpf_prog { dst_needed:1, /* Do we need dst entry? */ blinded:1, /* Was blinded */ is_func:1, /* program is a bpf function */ - kprobe_override:1; /* Do we override a kprobe? */ + kprobe_override:1, /* Do we override a kprobe? */ + has_callchain_buf:1; /* callchain buffer allocated? */ enum bpf_prog_type type; /* Type of BPF program */ enum bpf_attach_type expected_attach_type; /* For some prog types */ u32 len; /* Number of filter blocks */ @@ -500,14 +517,6 @@ struct bpf_skb_data_end { void *data_end; }; -struct xdp_buff { - void *data; - void *data_end; - void *data_meta; - void *data_hard_start; - struct xdp_rxq_info *rxq; -}; - struct sk_msg_buff { void *data; void *data_end; @@ -519,9 +528,9 @@ struct sk_msg_buff { int sg_end; struct scatterlist sg_data[MAX_SKB_FRAGS]; bool sg_copy[MAX_SKB_FRAGS]; - __u32 key; __u32 flags; - struct bpf_map *map; + struct sock *sk_redir; + struct sock *sk; struct sk_buff *skb; struct list_head list; }; @@ -630,16 +639,34 @@ static inline bool bpf_prog_was_classic(const struct bpf_prog *prog) return prog->type == BPF_PROG_TYPE_UNSPEC; } -static inline bool -bpf_ctx_narrow_access_ok(u32 off, u32 size, const u32 size_default) +static inline u32 bpf_ctx_off_adjust_machine(u32 size) { - bool off_ok; + const u32 size_machine = sizeof(unsigned long); + + if (size > size_machine && size % size_machine == 0) + size = size_machine; + + return size; +} + +static inline bool bpf_ctx_narrow_align_ok(u32 off, u32 size_access, + u32 size_default) +{ + size_default = bpf_ctx_off_adjust_machine(size_default); + size_access = bpf_ctx_off_adjust_machine(size_access); + #ifdef __LITTLE_ENDIAN - off_ok = (off & (size_default - 1)) == 0; + return (off & (size_default - 1)) == 0; #else - off_ok = (off & (size_default - 1)) + size == size_default; + return (off & (size_default - 1)) + size_access == size_default; #endif - return off_ok && size <= size_default && (size & (size - 1)) == 0; +} + +static inline bool +bpf_ctx_narrow_access_ok(u32 off, u32 size, u32 size_default) +{ + return bpf_ctx_narrow_align_ok(off, size, size_default) && + size <= size_default && (size & (size - 1)) == 0; } #define bpf_classic_proglen(fprog) (fprog->len * sizeof(fprog->filter[0])) @@ -766,27 +793,12 @@ struct bpf_prog *bpf_patch_insn_single(struct bpf_prog *prog, u32 off, * This does not appear to be a real limitation for existing software. */ int xdp_do_generic_redirect(struct net_device *dev, struct sk_buff *skb, - struct bpf_prog *prog); + struct xdp_buff *xdp, struct bpf_prog *prog); int xdp_do_redirect(struct net_device *dev, struct xdp_buff *xdp, struct bpf_prog *prog); void xdp_do_flush_map(void); -/* Drivers not supporting XDP metadata can use this helper, which - * rejects any room expansion for metadata as a result. - */ -static __always_inline void -xdp_set_data_meta_invalid(struct xdp_buff *xdp) -{ - xdp->data_meta = xdp->data + 1; -} - -static __always_inline bool -xdp_data_meta_unsupported(const struct xdp_buff *xdp) -{ - return unlikely(xdp->data_meta > xdp->data); -} - void bpf_warn_invalid_xdp_action(u32 act); struct sock *do_sk_redirect_map(struct sk_buff *skb); @@ -1029,6 +1041,7 @@ struct bpf_sock_addr_kern { * only two (src and dst) are available at convert_ctx_access time */ u64 tmp_reg; + void *t_ctx; /* Attach type specific context. */ }; struct bpf_sock_ops_kern { diff --git a/include/linux/firmware.h b/include/linux/firmware.h index 41050417cafb..2dd566c91d44 100644 --- a/include/linux/firmware.h +++ b/include/linux/firmware.h @@ -42,6 +42,8 @@ struct builtin_fw { #if defined(CONFIG_FW_LOADER) || (defined(CONFIG_FW_LOADER_MODULE) && defined(MODULE)) int request_firmware(const struct firmware **fw, const char *name, struct device *device); +int firmware_request_nowarn(const struct firmware **fw, const char *name, + struct device *device); int request_firmware_nowait( struct module *module, bool uevent, const char *name, struct device *device, gfp_t gfp, void *context, @@ -59,6 +61,14 @@ static inline int request_firmware(const struct firmware **fw, { return -EINVAL; } + +static inline int firmware_request_nowarn(const struct firmware **fw, + const char *name, + struct device *device) +{ + return -EINVAL; +} + static inline int request_firmware_nowait( struct module *module, bool uevent, const char *name, struct device *device, gfp_t gfp, void *context, diff --git a/include/linux/fpga/altera-pr-ip-core.h b/include/linux/fpga/altera-pr-ip-core.h index 3810a9033f49..7d4664730d60 100644 --- a/include/linux/fpga/altera-pr-ip-core.h +++ b/include/linux/fpga/altera-pr-ip-core.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* * Driver for Altera Partial Reconfiguration IP Core * @@ -5,18 +6,6 @@ * * Based on socfpga-a10.c Copyright (C) 2015-2016 Altera Corporation * by Alan Tull <atull@opensource.altera.com> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms and conditions of the GNU General Public License, - * version 2, as published by the Free Software Foundation. - * - * This program is distributed in the hope it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * - * You should have received a copy of the GNU General Public License along with - * this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef _ALT_PR_IP_CORE_H diff --git a/include/linux/fpga/fpga-bridge.h b/include/linux/fpga/fpga-bridge.h index 3694821a6d2d..ce550fcf6360 100644 --- a/include/linux/fpga/fpga-bridge.h +++ b/include/linux/fpga/fpga-bridge.h @@ -62,8 +62,11 @@ int of_fpga_bridge_get_to_list(struct device_node *np, struct fpga_image_info *info, struct list_head *bridge_list); -int fpga_bridge_register(struct device *dev, const char *name, - const struct fpga_bridge_ops *br_ops, void *priv); -void fpga_bridge_unregister(struct device *dev); +struct fpga_bridge *fpga_bridge_create(struct device *dev, const char *name, + const struct fpga_bridge_ops *br_ops, + void *priv); +void fpga_bridge_free(struct fpga_bridge *br); +int fpga_bridge_register(struct fpga_bridge *br); +void fpga_bridge_unregister(struct fpga_bridge *br); #endif /* _LINUX_FPGA_BRIDGE_H */ diff --git a/include/linux/fpga/fpga-mgr.h b/include/linux/fpga/fpga-mgr.h index 3c6de23aabdf..eec7c2478b0d 100644 --- a/include/linux/fpga/fpga-mgr.h +++ b/include/linux/fpga/fpga-mgr.h @@ -1,20 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* * FPGA Framework * * Copyright (C) 2013-2016 Altera Corporation * Copyright (C) 2017 Intel Corporation - * - * This program is free software; you can redistribute it and/or modify it - * under the terms and conditions of the GNU General Public License, - * version 2, as published by the Free Software Foundation. - * - * This program is distributed in the hope it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * - * You should have received a copy of the GNU General Public License along with - * this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef _LINUX_FPGA_MGR_H #define _LINUX_FPGA_MGR_H @@ -170,9 +159,11 @@ struct fpga_manager *fpga_mgr_get(struct device *dev); void fpga_mgr_put(struct fpga_manager *mgr); -int fpga_mgr_register(struct device *dev, const char *name, - const struct fpga_manager_ops *mops, void *priv); - -void fpga_mgr_unregister(struct device *dev); +struct fpga_manager *fpga_mgr_create(struct device *dev, const char *name, + const struct fpga_manager_ops *mops, + void *priv); +void fpga_mgr_free(struct fpga_manager *mgr); +int fpga_mgr_register(struct fpga_manager *mgr); +void fpga_mgr_unregister(struct fpga_manager *mgr); #endif /*_LINUX_FPGA_MGR_H */ diff --git a/include/linux/fpga/fpga-region.h b/include/linux/fpga/fpga-region.h index b6520318ab9c..d7071cddd727 100644 --- a/include/linux/fpga/fpga-region.h +++ b/include/linux/fpga/fpga-region.h @@ -1,3 +1,5 @@ +/* SPDX-License-Identifier: GPL-2.0 */ + #ifndef _FPGA_REGION_H #define _FPGA_REGION_H @@ -14,7 +16,6 @@ * @info: FPGA image info * @priv: private data * @get_bridges: optional function to get bridges to a list - * @groups: optional attribute groups. */ struct fpga_region { struct device dev; @@ -24,7 +25,6 @@ struct fpga_region { struct fpga_image_info *info; void *priv; int (*get_bridges)(struct fpga_region *region); - const struct attribute_group **groups; }; #define to_fpga_region(d) container_of(d, struct fpga_region, dev) @@ -34,7 +34,12 @@ struct fpga_region *fpga_region_class_find( int (*match)(struct device *, const void *)); int fpga_region_program_fpga(struct fpga_region *region); -int fpga_region_register(struct device *dev, struct fpga_region *region); -int fpga_region_unregister(struct fpga_region *region); + +struct fpga_region +*fpga_region_create(struct device *dev, struct fpga_manager *mgr, + int (*get_bridges)(struct fpga_region *)); +void fpga_region_free(struct fpga_region *region); +int fpga_region_register(struct fpga_region *region); +void fpga_region_unregister(struct fpga_region *region); #endif /* _FPGA_REGION_H */ diff --git a/include/linux/fs.h b/include/linux/fs.h index 760d8da1b6c7..77333ed3a488 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -94,7 +94,7 @@ typedef int (dio_iodone_t)(struct kiocb *iocb, loff_t offset, /* * flags in file.f_mode. Note that FMODE_READ and FMODE_WRITE must correspond - * to O_WRONLY and O_RDWR via the strange trick in __dentry_open() + * to O_WRONLY and O_RDWR via the strange trick in do_dentry_open() */ /* file is open for reading */ @@ -1250,7 +1250,7 @@ static inline int locks_lock_file_wait(struct file *filp, struct file_lock *fl) } struct fasync_struct { - spinlock_t fa_lock; + rwlock_t fa_lock; int magic; int fa_fd; struct fasync_struct *fa_next; /* singly linked list */ @@ -1364,9 +1364,9 @@ struct super_block { void *s_security; #endif const struct xattr_handler **s_xattr; - +#if IS_ENABLED(CONFIG_FS_ENCRYPTION) const struct fscrypt_operations *s_cop; - +#endif struct hlist_bl_head s_roots; /* alternate root dentries for NFS */ struct list_head s_mounts; /* list of mounts; _not_ for fs use */ struct block_device *s_bdev; @@ -1597,6 +1597,11 @@ static inline void sb_start_intwrite(struct super_block *sb) __sb_start_write(sb, SB_FREEZE_FS, true); } +static inline int sb_start_intwrite_trylock(struct super_block *sb) +{ + return __sb_start_write(sb, SB_FREEZE_FS, false); +} + extern bool inode_owner_or_capable(const struct inode *inode); @@ -1711,6 +1716,8 @@ struct file_operations { int (*iterate) (struct file *, struct dir_context *); int (*iterate_shared) (struct file *, struct dir_context *); __poll_t (*poll) (struct file *, struct poll_table_struct *); + struct wait_queue_head * (*get_poll_head)(struct file *, __poll_t); + __poll_t (*poll_mask) (struct file *, __poll_t); long (*unlocked_ioctl) (struct file *, unsigned int, unsigned long); long (*compat_ioctl) (struct file *, unsigned int, unsigned long); int (*mmap) (struct file *, struct vm_area_struct *); @@ -2570,7 +2577,7 @@ extern bool is_bad_inode(struct inode *); #ifdef CONFIG_BLOCK extern void check_disk_size_change(struct gendisk *disk, - struct block_device *bdev); + struct block_device *bdev, bool verbose); extern int revalidate_disk(struct gendisk *); extern int check_disk_change(struct block_device *); extern int __invalidate_device(struct block_device *, bool); @@ -2879,6 +2886,10 @@ extern struct inode *ilookup5(struct super_block *sb, unsigned long hashval, int (*test)(struct inode *, void *), void *data); extern struct inode *ilookup(struct super_block *sb, unsigned long ino); +extern struct inode *inode_insert5(struct inode *inode, unsigned long hashval, + int (*test)(struct inode *, void *), + int (*set)(struct inode *, void *), + void *data); extern struct inode * iget5_locked(struct super_block *, unsigned long, int (*test)(struct inode *, void *), int (*set)(struct inode *, void *), void *); extern struct inode * iget_locked(struct super_block *, unsigned long); extern struct inode *find_inode_nowait(struct super_block *, diff --git a/include/linux/fscrypt_notsupp.h b/include/linux/fscrypt_notsupp.h index 44b50c04bae9..25b6492de6e5 100644 --- a/include/linux/fscrypt_notsupp.h +++ b/include/linux/fscrypt_notsupp.h @@ -64,16 +64,6 @@ static inline void fscrypt_restore_control_page(struct page *page) return; } -static inline void fscrypt_set_d_op(struct dentry *dentry) -{ - return; -} - -static inline void fscrypt_set_encrypted_dentry(struct dentry *dentry) -{ - return; -} - /* policy.c */ static inline int fscrypt_ioctl_set_policy(struct file *filp, const void __user *arg) diff --git a/include/linux/fscrypt_supp.h b/include/linux/fscrypt_supp.h index 477a7a6504d2..5080cb1bec4c 100644 --- a/include/linux/fscrypt_supp.h +++ b/include/linux/fscrypt_supp.h @@ -29,7 +29,7 @@ struct fscrypt_operations { int (*set_context)(struct inode *, const void *, size_t, void *); bool (*dummy_context)(struct inode *); bool (*empty_dir)(struct inode *); - unsigned (*max_namelen)(struct inode *); + unsigned int max_namelen; }; struct fscrypt_ctx { @@ -74,20 +74,6 @@ static inline struct page *fscrypt_control_page(struct page *page) extern void fscrypt_restore_control_page(struct page *); -extern const struct dentry_operations fscrypt_d_ops; - -static inline void fscrypt_set_d_op(struct dentry *dentry) -{ - d_set_d_op(dentry, &fscrypt_d_ops); -} - -static inline void fscrypt_set_encrypted_dentry(struct dentry *dentry) -{ - spin_lock(&dentry->d_lock); - dentry->d_flags |= DCACHE_ENCRYPTED_WITH_KEY; - spin_unlock(&dentry->d_lock); -} - /* policy.c */ extern int fscrypt_ioctl_set_policy(struct file *, const void __user *); extern int fscrypt_ioctl_get_policy(struct file *, void __user *); diff --git a/include/linux/fsl/ptp_qoriq.h b/include/linux/fsl/ptp_qoriq.h new file mode 100644 index 000000000000..b462d9ea8007 --- /dev/null +++ b/include/linux/fsl/ptp_qoriq.h @@ -0,0 +1,141 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (C) 2010 OMICRON electronics GmbH + * Copyright 2018 NXP + */ +#ifndef __PTP_QORIQ_H__ +#define __PTP_QORIQ_H__ + +#include <linux/io.h> +#include <linux/ptp_clock_kernel.h> + +/* + * qoriq ptp registers + * Generated by regen.tcl on Thu May 13 01:38:57 PM CEST 2010 + */ +struct qoriq_ptp_registers { + u32 tmr_ctrl; /* Timer control register */ + u32 tmr_tevent; /* Timestamp event register */ + u32 tmr_temask; /* Timer event mask register */ + u32 tmr_pevent; /* Timestamp event register */ + u32 tmr_pemask; /* Timer event mask register */ + u32 tmr_stat; /* Timestamp status register */ + u32 tmr_cnt_h; /* Timer counter high register */ + u32 tmr_cnt_l; /* Timer counter low register */ + u32 tmr_add; /* Timer drift compensation addend register */ + u32 tmr_acc; /* Timer accumulator register */ + u32 tmr_prsc; /* Timer prescale */ + u8 res1[4]; + u32 tmroff_h; /* Timer offset high */ + u32 tmroff_l; /* Timer offset low */ + u8 res2[8]; + u32 tmr_alarm1_h; /* Timer alarm 1 high register */ + u32 tmr_alarm1_l; /* Timer alarm 1 high register */ + u32 tmr_alarm2_h; /* Timer alarm 2 high register */ + u32 tmr_alarm2_l; /* Timer alarm 2 high register */ + u8 res3[48]; + u32 tmr_fiper1; /* Timer fixed period interval */ + u32 tmr_fiper2; /* Timer fixed period interval */ + u32 tmr_fiper3; /* Timer fixed period interval */ + u8 res4[20]; + u32 tmr_etts1_h; /* Timestamp of general purpose external trigger */ + u32 tmr_etts1_l; /* Timestamp of general purpose external trigger */ + u32 tmr_etts2_h; /* Timestamp of general purpose external trigger */ + u32 tmr_etts2_l; /* Timestamp of general purpose external trigger */ +}; + +/* Bit definitions for the TMR_CTRL register */ +#define ALM1P (1<<31) /* Alarm1 output polarity */ +#define ALM2P (1<<30) /* Alarm2 output polarity */ +#define FIPERST (1<<28) /* FIPER start indication */ +#define PP1L (1<<27) /* Fiper1 pulse loopback mode enabled. */ +#define PP2L (1<<26) /* Fiper2 pulse loopback mode enabled. */ +#define TCLK_PERIOD_SHIFT (16) /* 1588 timer reference clock period. */ +#define TCLK_PERIOD_MASK (0x3ff) +#define RTPE (1<<15) /* Record Tx Timestamp to PAL Enable. */ +#define FRD (1<<14) /* FIPER Realignment Disable */ +#define ESFDP (1<<11) /* External Tx/Rx SFD Polarity. */ +#define ESFDE (1<<10) /* External Tx/Rx SFD Enable. */ +#define ETEP2 (1<<9) /* External trigger 2 edge polarity */ +#define ETEP1 (1<<8) /* External trigger 1 edge polarity */ +#define COPH (1<<7) /* Generated clock output phase. */ +#define CIPH (1<<6) /* External oscillator input clock phase */ +#define TMSR (1<<5) /* Timer soft reset. */ +#define BYP (1<<3) /* Bypass drift compensated clock */ +#define TE (1<<2) /* 1588 timer enable. */ +#define CKSEL_SHIFT (0) /* 1588 Timer reference clock source */ +#define CKSEL_MASK (0x3) + +/* Bit definitions for the TMR_TEVENT register */ +#define ETS2 (1<<25) /* External trigger 2 timestamp sampled */ +#define ETS1 (1<<24) /* External trigger 1 timestamp sampled */ +#define ALM2 (1<<17) /* Current time = alarm time register 2 */ +#define ALM1 (1<<16) /* Current time = alarm time register 1 */ +#define PP1 (1<<7) /* periodic pulse generated on FIPER1 */ +#define PP2 (1<<6) /* periodic pulse generated on FIPER2 */ +#define PP3 (1<<5) /* periodic pulse generated on FIPER3 */ + +/* Bit definitions for the TMR_TEMASK register */ +#define ETS2EN (1<<25) /* External trigger 2 timestamp enable */ +#define ETS1EN (1<<24) /* External trigger 1 timestamp enable */ +#define ALM2EN (1<<17) /* Timer ALM2 event enable */ +#define ALM1EN (1<<16) /* Timer ALM1 event enable */ +#define PP1EN (1<<7) /* Periodic pulse event 1 enable */ +#define PP2EN (1<<6) /* Periodic pulse event 2 enable */ + +/* Bit definitions for the TMR_PEVENT register */ +#define TXP2 (1<<9) /* PTP transmitted timestamp im TXTS2 */ +#define TXP1 (1<<8) /* PTP transmitted timestamp in TXTS1 */ +#define RXP (1<<0) /* PTP frame has been received */ + +/* Bit definitions for the TMR_PEMASK register */ +#define TXP2EN (1<<9) /* Transmit PTP packet event 2 enable */ +#define TXP1EN (1<<8) /* Transmit PTP packet event 1 enable */ +#define RXPEN (1<<0) /* Receive PTP packet event enable */ + +/* Bit definitions for the TMR_STAT register */ +#define STAT_VEC_SHIFT (0) /* Timer general purpose status vector */ +#define STAT_VEC_MASK (0x3f) + +/* Bit definitions for the TMR_PRSC register */ +#define PRSC_OCK_SHIFT (0) /* Output clock division/prescale factor. */ +#define PRSC_OCK_MASK (0xffff) + + +#define DRIVER "ptp_qoriq" +#define DEFAULT_CKSEL 1 +#define N_EXT_TS 2 +#define REG_SIZE sizeof(struct qoriq_ptp_registers) + +struct qoriq_ptp { + struct qoriq_ptp_registers __iomem *regs; + spinlock_t lock; /* protects regs */ + struct ptp_clock *clock; + struct ptp_clock_info caps; + struct resource *rsrc; + int irq; + int phc_index; + u64 alarm_interval; /* for periodic alarm */ + u64 alarm_value; + u32 tclk_period; /* nanoseconds */ + u32 tmr_prsc; + u32 tmr_add; + u32 cksel; + u32 tmr_fiper1; + u32 tmr_fiper2; +}; + +static inline u32 qoriq_read(unsigned __iomem *addr) +{ + u32 val; + + val = ioread32be(addr); + return val; +} + +static inline void qoriq_write(unsigned __iomem *addr, u32 val) +{ + iowrite32be(val, addr); +} + +#endif diff --git a/include/linux/genhd.h b/include/linux/genhd.h index c826b0b5232a..6cb8a5789668 100644 --- a/include/linux/genhd.h +++ b/include/linux/genhd.h @@ -368,7 +368,9 @@ static inline void free_part_stats(struct hd_struct *part) part_stat_add(cpu, gendiskp, field, -subnd) void part_in_flight(struct request_queue *q, struct hd_struct *part, - unsigned int inflight[2]); + unsigned int inflight[2]); +void part_in_flight_rw(struct request_queue *q, struct hd_struct *part, + unsigned int inflight[2]); void part_dec_in_flight(struct request_queue *q, struct hd_struct *part, int rw); void part_inc_in_flight(struct request_queue *q, struct hd_struct *part, diff --git a/include/linux/gfp.h b/include/linux/gfp.h index 1a4582b44d32..fc5ab85278d5 100644 --- a/include/linux/gfp.h +++ b/include/linux/gfp.h @@ -464,7 +464,7 @@ static inline struct page * __alloc_pages_node(int nid, gfp_t gfp_mask, unsigned int order) { VM_BUG_ON(nid < 0 || nid >= MAX_NUMNODES); - VM_WARN_ON(!node_online(nid)); + VM_WARN_ON((gfp_mask & __GFP_THISNODE) && !node_online(nid)); return __alloc_pages(gfp_mask, order, nid); } diff --git a/include/linux/hmm.h b/include/linux/hmm.h index 39988924de3a..2f1327c37a63 100644 --- a/include/linux/hmm.h +++ b/include/linux/hmm.h @@ -16,7 +16,7 @@ /* * Heterogeneous Memory Management (HMM) * - * See Documentation/vm/hmm.txt for reasons and overview of what HMM is and it + * See Documentation/vm/hmm.rst for reasons and overview of what HMM is and it * is for. Here we focus on the HMM API description, with some explanation of * the underlying implementation. * diff --git a/include/linux/host1x.h b/include/linux/host1x.h index ddf7f9ca86cc..89110d896d72 100644 --- a/include/linux/host1x.h +++ b/include/linux/host1x.h @@ -192,13 +192,6 @@ struct host1x_reloc { unsigned long shift; }; -struct host1x_waitchk { - struct host1x_bo *bo; - u32 offset; - u32 syncpt_id; - u32 thresh; -}; - struct host1x_job { /* When refcount goes to zero, job can be freed */ struct kref ref; @@ -209,19 +202,15 @@ struct host1x_job { /* Channel where job is submitted to */ struct host1x_channel *channel; - u32 client; + /* client where the job originated */ + struct host1x_client *client; /* Gathers and their memory */ struct host1x_job_gather *gathers; unsigned int num_gathers; - /* Wait checks to be processed at submit time */ - struct host1x_waitchk *waitchk; - unsigned int num_waitchk; - u32 waitchk_mask; - /* Array of handles to be pinned & unpinned */ - struct host1x_reloc *relocarray; + struct host1x_reloc *relocs; unsigned int num_relocs; struct host1x_job_unpin_data *unpins; unsigned int num_unpins; @@ -261,10 +250,9 @@ struct host1x_job { }; struct host1x_job *host1x_job_alloc(struct host1x_channel *ch, - u32 num_cmdbufs, u32 num_relocs, - u32 num_waitchks); -void host1x_job_add_gather(struct host1x_job *job, struct host1x_bo *mem_id, - u32 words, u32 offset); + u32 num_cmdbufs, u32 num_relocs); +void host1x_job_add_gather(struct host1x_job *job, struct host1x_bo *bo, + unsigned int words, unsigned int offset); struct host1x_job *host1x_job_get(struct host1x_job *job); void host1x_job_put(struct host1x_job *job); int host1x_job_pin(struct host1x_job *job, struct device *dev); diff --git a/include/linux/hyperv.h b/include/linux/hyperv.h index 192ed8fbc403..11b5612dc066 100644 --- a/include/linux/hyperv.h +++ b/include/linux/hyperv.h @@ -163,6 +163,7 @@ static inline u32 hv_get_bytes_to_write(const struct hv_ring_buffer_info *rbi) * 2 . 4 (Windows 8) * 3 . 0 (Windows 8 R2) * 4 . 0 (Windows 10) + * 5 . 0 (Newer Windows 10) */ #define VERSION_WS2008 ((0 << 16) | (13)) @@ -170,10 +171,11 @@ static inline u32 hv_get_bytes_to_write(const struct hv_ring_buffer_info *rbi) #define VERSION_WIN8 ((2 << 16) | (4)) #define VERSION_WIN8_1 ((3 << 16) | (0)) #define VERSION_WIN10 ((4 << 16) | (0)) +#define VERSION_WIN10_V5 ((5 << 16) | (0)) #define VERSION_INVAL -1 -#define VERSION_CURRENT VERSION_WIN10 +#define VERSION_CURRENT VERSION_WIN10_V5 /* Make maximum size of pipe payload of 16K */ #define MAX_PIPE_DATA_PAYLOAD (sizeof(u8) * 16384) @@ -570,7 +572,14 @@ struct vmbus_channel_initiate_contact { struct vmbus_channel_message_header header; u32 vmbus_version_requested; u32 target_vcpu; /* The VCPU the host should respond to */ - u64 interrupt_page; + union { + u64 interrupt_page; + struct { + u8 msg_sint; + u8 padding1[3]; + u32 padding2; + }; + }; u64 monitor_page1; u64 monitor_page2; } __packed; @@ -585,6 +594,19 @@ struct vmbus_channel_tl_connect_request { struct vmbus_channel_version_response { struct vmbus_channel_message_header header; u8 version_supported; + + u8 connection_state; + u16 padding; + + /* + * On new hosts that support VMBus protocol 5.0, we must use + * VMBUS_MESSAGE_CONNECTION_ID_4 for the Initiate Contact Message, + * and for subsequent messages, we must use the Message Connection ID + * field in the host-returned Version Response Message. + * + * On old hosts, we should always use VMBUS_MESSAGE_CONNECTION_ID (1). + */ + u32 msg_conn_id; } __packed; enum vmbus_channel_state { diff --git a/include/linux/ide.h b/include/linux/ide.h index ca9d34feb572..c74b0321922a 100644 --- a/include/linux/ide.h +++ b/include/linux/ide.h @@ -961,7 +961,7 @@ __IDE_PROC_DEVSET(_name, _min, _max, NULL, NULL) typedef struct { const char *name; umode_t mode; - const struct file_operations *proc_fops; + int (*show)(struct seq_file *, void *); } ide_proc_entry_t; void proc_ide_create(void); @@ -973,8 +973,8 @@ void ide_proc_unregister_port(ide_hwif_t *); void ide_proc_register_driver(ide_drive_t *, struct ide_driver *); void ide_proc_unregister_driver(ide_drive_t *, struct ide_driver *); -extern const struct file_operations ide_capacity_proc_fops; -extern const struct file_operations ide_geometry_proc_fops; +int ide_capacity_proc_show(struct seq_file *m, void *v); +int ide_geometry_proc_show(struct seq_file *m, void *v); #else static inline void proc_ide_create(void) { ; } static inline void proc_ide_destroy(void) { ; } @@ -1508,8 +1508,6 @@ static inline void ide_set_hwifdata (ide_hwif_t * hwif, void *data) hwif->hwif_data = data; } -extern void ide_toggle_bounce(ide_drive_t *drive, int on); - u64 ide_get_lba_addr(struct ide_cmd *, int); u8 ide_dump_status(ide_drive_t *, const char *, u8); diff --git a/include/linux/if_bridge.h b/include/linux/if_bridge.h index 02639ebea2f0..7843b98e1c6e 100644 --- a/include/linux/if_bridge.h +++ b/include/linux/if_bridge.h @@ -50,6 +50,7 @@ struct br_ip_list { #define BR_VLAN_TUNNEL BIT(13) #define BR_BCAST_FLOOD BIT(14) #define BR_NEIGH_SUPPRESS BIT(15) +#define BR_ISOLATED BIT(16) #define BR_DEFAULT_AGEING_TIME (300 * HZ) @@ -93,11 +94,39 @@ static inline bool br_multicast_router(const struct net_device *dev) #if IS_ENABLED(CONFIG_BRIDGE) && IS_ENABLED(CONFIG_BRIDGE_VLAN_FILTERING) bool br_vlan_enabled(const struct net_device *dev); +int br_vlan_get_pvid(const struct net_device *dev, u16 *p_pvid); +int br_vlan_get_info(const struct net_device *dev, u16 vid, + struct bridge_vlan_info *p_vinfo); #else static inline bool br_vlan_enabled(const struct net_device *dev) { return false; } + +static inline int br_vlan_get_pvid(const struct net_device *dev, u16 *p_pvid) +{ + return -1; +} + +static inline int br_vlan_get_info(const struct net_device *dev, u16 vid, + struct bridge_vlan_info *p_vinfo) +{ + return -1; +} +#endif + +#if IS_ENABLED(CONFIG_BRIDGE) +struct net_device *br_fdb_find_port(const struct net_device *br_dev, + const unsigned char *addr, + __u16 vid); +#else +static inline struct net_device * +br_fdb_find_port(const struct net_device *br_dev, + const unsigned char *addr, + __u16 vid) +{ + return NULL; +} #endif #endif diff --git a/include/linux/if_macvlan.h b/include/linux/if_macvlan.h index 4cb7aeeafce0..2e55e4cdbd8a 100644 --- a/include/linux/if_macvlan.h +++ b/include/linux/if_macvlan.h @@ -21,7 +21,7 @@ struct macvlan_dev { struct hlist_node hlist; struct macvlan_port *port; struct net_device *lowerdev; - void *fwd_priv; + void *accel_priv; struct vlan_pcpu_stats __percpu *pcpu_stats; DECLARE_BITMAP(mc_filter, MACVLAN_MC_FILTER_SZ); @@ -61,10 +61,6 @@ extern int macvlan_common_newlink(struct net *src_net, struct net_device *dev, struct nlattr *tb[], struct nlattr *data[], struct netlink_ext_ack *extack); -extern void macvlan_count_rx(const struct macvlan_dev *vlan, - unsigned int len, bool success, - bool multicast); - extern void macvlan_dellink(struct net_device *dev, struct list_head *head); extern int macvlan_link_register(struct rtnl_link_ops *ops); @@ -86,4 +82,27 @@ macvlan_dev_real_dev(const struct net_device *dev) } #endif +static inline void *macvlan_accel_priv(struct net_device *dev) +{ + struct macvlan_dev *macvlan = netdev_priv(dev); + + return macvlan->accel_priv; +} + +static inline bool macvlan_supports_dest_filter(struct net_device *dev) +{ + struct macvlan_dev *macvlan = netdev_priv(dev); + + return macvlan->mode == MACVLAN_MODE_PRIVATE || + macvlan->mode == MACVLAN_MODE_VEPA || + macvlan->mode == MACVLAN_MODE_BRIDGE; +} + +static inline int macvlan_release_l2fw_offload(struct net_device *dev) +{ + struct macvlan_dev *macvlan = netdev_priv(dev); + + macvlan->accel_priv = NULL; + return dev_uc_add(macvlan->lowerdev, dev->dev_addr); +} #endif /* _LINUX_IF_MACVLAN_H */ diff --git a/include/linux/if_tun.h b/include/linux/if_tun.h index fd00170b494f..3d2996dc7d85 100644 --- a/include/linux/if_tun.h +++ b/include/linux/if_tun.h @@ -22,7 +22,7 @@ #if defined(CONFIG_TUN) || defined(CONFIG_TUN_MODULE) struct socket *tun_get_socket(struct file *); struct ptr_ring *tun_get_tx_ring(struct file *file); -bool tun_is_xdp_buff(void *ptr); +bool tun_is_xdp_frame(void *ptr); void *tun_xdp_to_ptr(void *ptr); void *tun_ptr_to_xdp(void *ptr); void tun_ptr_free(void *ptr); @@ -39,7 +39,7 @@ static inline struct ptr_ring *tun_get_tx_ring(struct file *f) { return ERR_PTR(-EINVAL); } -static inline bool tun_is_xdp_buff(void *ptr) +static inline bool tun_is_xdp_frame(void *ptr) { return false; } diff --git a/include/linux/if_vlan.h b/include/linux/if_vlan.h index 78a5a90b4267..83ea4df6ab81 100644 --- a/include/linux/if_vlan.h +++ b/include/linux/if_vlan.h @@ -331,7 +331,7 @@ static inline bool vlan_hw_offload_capable(netdev_features_t features, * @mac_len: MAC header length including outer vlan headers * * Inserts the VLAN tag into @skb as part of the payload at offset mac_len - * Returns error if skb_cow_head failes. + * Returns error if skb_cow_head fails. * * Does not change skb->protocol so this function can be used during receive. */ @@ -379,7 +379,7 @@ static inline int __vlan_insert_inner_tag(struct sk_buff *skb, * @vlan_tci: VLAN TCI to insert * * Inserts the VLAN tag into @skb as part of the payload - * Returns error if skb_cow_head failes. + * Returns error if skb_cow_head fails. * * Does not change skb->protocol so this function can be used during receive. */ diff --git a/include/linux/iio/buffer_impl.h b/include/linux/iio/buffer_impl.h index b9e22b7e2f28..d1171db23742 100644 --- a/include/linux/iio/buffer_impl.h +++ b/include/linux/iio/buffer_impl.h @@ -53,7 +53,7 @@ struct iio_buffer_access_funcs { int (*request_update)(struct iio_buffer *buffer); int (*set_bytes_per_datum)(struct iio_buffer *buffer, size_t bpd); - int (*set_length)(struct iio_buffer *buffer, int length); + int (*set_length)(struct iio_buffer *buffer, unsigned int length); int (*enable)(struct iio_buffer *buffer, struct iio_dev *indio_dev); int (*disable)(struct iio_buffer *buffer, struct iio_dev *indio_dev); @@ -72,10 +72,10 @@ struct iio_buffer_access_funcs { */ struct iio_buffer { /** @length: Number of datums in buffer. */ - int length; + unsigned int length; /** @bytes_per_datum: Size of individual datum including timestamp. */ - int bytes_per_datum; + size_t bytes_per_datum; /** * @access: Buffer access functions associated with the diff --git a/include/linux/inetdevice.h b/include/linux/inetdevice.h index e16fe7d44a71..27650f1bff3d 100644 --- a/include/linux/inetdevice.h +++ b/include/linux/inetdevice.h @@ -139,6 +139,7 @@ struct in_ifaddr { __be32 ifa_local; __be32 ifa_address; __be32 ifa_mask; + __u32 ifa_rt_priority; __be32 ifa_broadcast; unsigned char ifa_scope; unsigned char ifa_prefixlen; diff --git a/include/linux/interrupt.h b/include/linux/interrupt.h index 5426627f9c55..eeceac3376fc 100644 --- a/include/linux/interrupt.h +++ b/include/linux/interrupt.h @@ -432,11 +432,18 @@ extern bool force_irqthreads; #define force_irqthreads (0) #endif -#ifndef __ARCH_SET_SOFTIRQ_PENDING -#define set_softirq_pending(x) (local_softirq_pending() = (x)) -#define or_softirq_pending(x) (local_softirq_pending() |= (x)) +#ifndef local_softirq_pending + +#ifndef local_softirq_pending_ref +#define local_softirq_pending_ref irq_stat.__softirq_pending #endif +#define local_softirq_pending() (__this_cpu_read(local_softirq_pending_ref)) +#define set_softirq_pending(x) (__this_cpu_write(local_softirq_pending_ref, (x))) +#define or_softirq_pending(x) (__this_cpu_or(local_softirq_pending_ref, (x))) + +#endif /* local_softirq_pending */ + /* Some architectures might implement lazy enabling/disabling of * interrupts. In some cases, such as stop_machine, we might want * to ensure that after a local_irq_disable(), interrupts have diff --git a/include/linux/iomap.h b/include/linux/iomap.h index 19a07de28212..a044a824da85 100644 --- a/include/linux/iomap.h +++ b/include/linux/iomap.h @@ -4,6 +4,7 @@ #include <linux/types.h> +struct address_space; struct fiemap_extent_info; struct inode; struct iov_iter; @@ -18,6 +19,7 @@ struct vm_fault; #define IOMAP_DELALLOC 0x02 /* delayed allocation blocks */ #define IOMAP_MAPPED 0x03 /* blocks allocated at @addr */ #define IOMAP_UNWRITTEN 0x04 /* blocks allocated at @addr in unwritten state */ +#define IOMAP_INLINE 0x05 /* data inline in the inode */ /* * Flags for all iomap mappings: @@ -26,15 +28,19 @@ struct vm_fault; * written data and requires fdatasync to commit them to persistent storage. */ #define IOMAP_F_NEW 0x01 /* blocks have been newly allocated */ -#define IOMAP_F_BOUNDARY 0x02 /* mapping ends at metadata boundary */ -#define IOMAP_F_DIRTY 0x04 /* uncommitted metadata */ +#define IOMAP_F_DIRTY 0x02 /* uncommitted metadata */ /* * Flags that only need to be reported for IOMAP_REPORT requests: */ #define IOMAP_F_MERGED 0x10 /* contains multiple blocks/extents */ #define IOMAP_F_SHARED 0x20 /* block shared with another file */ -#define IOMAP_F_DATA_INLINE 0x40 /* data inline in the inode */ + +/* + * Flags from 0x1000 up are for file system specific usage: + */ +#define IOMAP_F_PRIVATE 0x1000 + /* * Magic value for addr: @@ -59,7 +65,7 @@ struct iomap { #define IOMAP_REPORT (1 << 2) /* report extent status, e.g. FIEMAP */ #define IOMAP_FAULT (1 << 3) /* mapping for page fault */ #define IOMAP_DIRECT (1 << 4) /* direct I/O */ -#define IOMAP_NOWAIT (1 << 5) /* Don't wait for writeback */ +#define IOMAP_NOWAIT (1 << 5) /* do not block */ struct iomap_ops { /* @@ -95,6 +101,8 @@ loff_t iomap_seek_hole(struct inode *inode, loff_t offset, const struct iomap_ops *ops); loff_t iomap_seek_data(struct inode *inode, loff_t offset, const struct iomap_ops *ops); +sector_t iomap_bmap(struct address_space *mapping, sector_t bno, + const struct iomap_ops *ops); /* * Flags for direct I/O ->end_io: @@ -106,4 +114,15 @@ typedef int (iomap_dio_end_io_t)(struct kiocb *iocb, ssize_t ret, ssize_t iomap_dio_rw(struct kiocb *iocb, struct iov_iter *iter, const struct iomap_ops *ops, iomap_dio_end_io_t end_io); +#ifdef CONFIG_SWAP +struct file; +struct swap_info_struct; + +int iomap_swapfile_activate(struct swap_info_struct *sis, + struct file *swap_file, sector_t *pagespan, + const struct iomap_ops *ops); +#else +# define iomap_swapfile_activate(sis, swapfile, pagespan, ops) (-EIO) +#endif /* CONFIG_SWAP */ + #endif /* LINUX_IOMAP_H */ diff --git a/include/linux/iommu-common.h b/include/linux/iommu-common.h deleted file mode 100644 index 802c90c79d1f..000000000000 --- a/include/linux/iommu-common.h +++ /dev/null @@ -1,53 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -#ifndef _LINUX_IOMMU_COMMON_H -#define _LINUX_IOMMU_COMMON_H - -#include <linux/spinlock_types.h> -#include <linux/device.h> -#include <asm/page.h> - -#define IOMMU_POOL_HASHBITS 4 -#define IOMMU_NR_POOLS (1 << IOMMU_POOL_HASHBITS) -#define IOMMU_ERROR_CODE (~(unsigned long) 0) - -struct iommu_pool { - unsigned long start; - unsigned long end; - unsigned long hint; - spinlock_t lock; -}; - -struct iommu_map_table { - unsigned long table_map_base; - unsigned long table_shift; - unsigned long nr_pools; - void (*lazy_flush)(struct iommu_map_table *); - unsigned long poolsize; - struct iommu_pool pools[IOMMU_NR_POOLS]; - u32 flags; -#define IOMMU_HAS_LARGE_POOL 0x00000001 -#define IOMMU_NO_SPAN_BOUND 0x00000002 -#define IOMMU_NEED_FLUSH 0x00000004 - struct iommu_pool large_pool; - unsigned long *map; -}; - -extern void iommu_tbl_pool_init(struct iommu_map_table *iommu, - unsigned long num_entries, - u32 table_shift, - void (*lazy_flush)(struct iommu_map_table *), - bool large_pool, u32 npools, - bool skip_span_boundary_check); - -extern unsigned long iommu_tbl_range_alloc(struct device *dev, - struct iommu_map_table *iommu, - unsigned long npages, - unsigned long *handle, - unsigned long mask, - unsigned int align_order); - -extern void iommu_tbl_range_free(struct iommu_map_table *iommu, - u64 dma_addr, unsigned long npages, - unsigned long entry); - -#endif diff --git a/include/linux/iommu-helper.h b/include/linux/iommu-helper.h index cb9a9248c8c0..70d01edcbf8b 100644 --- a/include/linux/iommu-helper.h +++ b/include/linux/iommu-helper.h @@ -2,6 +2,7 @@ #ifndef _LINUX_IOMMU_HELPER_H #define _LINUX_IOMMU_HELPER_H +#include <linux/bug.h> #include <linux/kernel.h> static inline unsigned long iommu_device_max_index(unsigned long size, @@ -14,9 +15,15 @@ static inline unsigned long iommu_device_max_index(unsigned long size, return size; } -extern int iommu_is_span_boundary(unsigned int index, unsigned int nr, - unsigned long shift, - unsigned long boundary_size); +static inline int iommu_is_span_boundary(unsigned int index, unsigned int nr, + unsigned long shift, unsigned long boundary_size) +{ + BUG_ON(!is_power_of_2(boundary_size)); + + shift = (shift + index) & (boundary_size - 1); + return shift + nr > boundary_size; +} + extern unsigned long iommu_area_alloc(unsigned long *map, unsigned long size, unsigned long start, unsigned int nr, unsigned long shift, diff --git a/include/linux/ipmi.h b/include/linux/ipmi.h index 8b0626cec980..41f5c086f670 100644 --- a/include/linux/ipmi.h +++ b/include/linux/ipmi.h @@ -23,8 +23,10 @@ struct module; struct device; -/* Opaque type for a IPMI message user. One of these is needed to - send and receive messages. */ +/* + * Opaque type for a IPMI message user. One of these is needed to + * send and receive messages. + */ typedef struct ipmi_user *ipmi_user_t; /* @@ -37,28 +39,36 @@ typedef struct ipmi_user *ipmi_user_t; struct ipmi_recv_msg { struct list_head link; - /* The type of message as defined in the "Receive Types" - defines above. */ + /* + * The type of message as defined in the "Receive Types" + * defines above. + */ int recv_type; - ipmi_user_t user; + struct ipmi_user *user; struct ipmi_addr addr; long msgid; struct kernel_ipmi_msg msg; - /* The user_msg_data is the data supplied when a message was - sent, if this is a response to a sent message. If this is - not a response to a sent message, then user_msg_data will - be NULL. If the user above is NULL, then this will be the - intf. */ + /* + * The user_msg_data is the data supplied when a message was + * sent, if this is a response to a sent message. If this is + * not a response to a sent message, then user_msg_data will + * be NULL. If the user above is NULL, then this will be the + * intf. + */ void *user_msg_data; - /* Call this when done with the message. It will presumably free - the message and do any other necessary cleanup. */ + /* + * Call this when done with the message. It will presumably free + * the message and do any other necessary cleanup. + */ void (*done)(struct ipmi_recv_msg *msg); - /* Place-holder for the data, don't make any assumptions about - the size or existence of this, since it may change. */ + /* + * Place-holder for the data, don't make any assumptions about + * the size or existence of this, since it may change. + */ unsigned char msg_data[IPMI_MAX_MSG_LENGTH]; }; @@ -66,54 +76,77 @@ struct ipmi_recv_msg { void ipmi_free_recv_msg(struct ipmi_recv_msg *msg); struct ipmi_user_hndl { - /* Routine type to call when a message needs to be routed to - the upper layer. This will be called with some locks held, - the only IPMI routines that can be called are ipmi_request - and the alloc/free operations. The handler_data is the - variable supplied when the receive handler was registered. */ + /* + * Routine type to call when a message needs to be routed to + * the upper layer. This will be called with some locks held, + * the only IPMI routines that can be called are ipmi_request + * and the alloc/free operations. The handler_data is the + * variable supplied when the receive handler was registered. + */ void (*ipmi_recv_hndl)(struct ipmi_recv_msg *msg, void *user_msg_data); - /* Called when the interface detects a watchdog pre-timeout. If - this is NULL, it will be ignored for the user. */ + /* + * Called when the interface detects a watchdog pre-timeout. If + * this is NULL, it will be ignored for the user. + */ void (*ipmi_watchdog_pretimeout)(void *handler_data); + + /* + * If not NULL, called at panic time after the interface has + * been set up to handle run to completion. + */ + void (*ipmi_panic_handler)(void *handler_data); + + /* + * Called when the interface has been removed. After this returns + * the user handle will be invalid. The interface may or may + * not be usable when this is called, but it will return errors + * if it is not usable. + */ + void (*shutdown)(void *handler_data); }; /* Create a new user of the IPMI layer on the given interface number. */ int ipmi_create_user(unsigned int if_num, const struct ipmi_user_hndl *handler, void *handler_data, - ipmi_user_t *user); + struct ipmi_user **user); -/* Destroy the given user of the IPMI layer. Note that after this - function returns, the system is guaranteed to not call any - callbacks for the user. Thus as long as you destroy all the users - before you unload a module, you will be safe. And if you destroy - the users before you destroy the callback structures, it should be - safe, too. */ -int ipmi_destroy_user(ipmi_user_t user); +/* + * Destroy the given user of the IPMI layer. Note that after this + * function returns, the system is guaranteed to not call any + * callbacks for the user. Thus as long as you destroy all the users + * before you unload a module, you will be safe. And if you destroy + * the users before you destroy the callback structures, it should be + * safe, too. + */ +int ipmi_destroy_user(struct ipmi_user *user); /* Get the IPMI version of the BMC we are talking to. */ -int ipmi_get_version(ipmi_user_t user, +int ipmi_get_version(struct ipmi_user *user, unsigned char *major, unsigned char *minor); -/* Set and get the slave address and LUN that we will use for our - source messages. Note that this affects the interface, not just - this user, so it will affect all users of this interface. This is - so some initialization code can come in and do the OEM-specific - things it takes to determine your address (if not the BMC) and set - it for everyone else. Note that each channel can have its own address. */ -int ipmi_set_my_address(ipmi_user_t user, +/* + * Set and get the slave address and LUN that we will use for our + * source messages. Note that this affects the interface, not just + * this user, so it will affect all users of this interface. This is + * so some initialization code can come in and do the OEM-specific + * things it takes to determine your address (if not the BMC) and set + * it for everyone else. Note that each channel can have its own + * address. + */ +int ipmi_set_my_address(struct ipmi_user *user, unsigned int channel, unsigned char address); -int ipmi_get_my_address(ipmi_user_t user, +int ipmi_get_my_address(struct ipmi_user *user, unsigned int channel, unsigned char *address); -int ipmi_set_my_LUN(ipmi_user_t user, +int ipmi_set_my_LUN(struct ipmi_user *user, unsigned int channel, unsigned char LUN); -int ipmi_get_my_LUN(ipmi_user_t user, +int ipmi_get_my_LUN(struct ipmi_user *user, unsigned int channel, unsigned char *LUN); @@ -130,7 +163,7 @@ int ipmi_get_my_LUN(ipmi_user_t user, * it makes no sense to do it here. However, this can be used if you * have unusual requirements. */ -int ipmi_request_settime(ipmi_user_t user, +int ipmi_request_settime(struct ipmi_user *user, struct ipmi_addr *addr, long msgid, struct kernel_ipmi_msg *msg, @@ -148,7 +181,7 @@ int ipmi_request_settime(ipmi_user_t user, * change as the system changes, so don't use it unless you REALLY * have to. */ -int ipmi_request_supply_msgs(ipmi_user_t user, +int ipmi_request_supply_msgs(struct ipmi_user *user, struct ipmi_addr *addr, long msgid, struct kernel_ipmi_msg *msg, @@ -164,7 +197,7 @@ int ipmi_request_supply_msgs(ipmi_user_t user, * way. This is useful if you need to spin waiting for something to * happen in the IPMI driver. */ -void ipmi_poll_interface(ipmi_user_t user); +void ipmi_poll_interface(struct ipmi_user *user); /* * When commands come in to the SMS, the user can register to receive @@ -175,11 +208,11 @@ void ipmi_poll_interface(ipmi_user_t user); * error. Channels are specified as a bitfield, use IPMI_CHAN_ALL to * mean all channels. */ -int ipmi_register_for_cmd(ipmi_user_t user, +int ipmi_register_for_cmd(struct ipmi_user *user, unsigned char netfn, unsigned char cmd, unsigned int chans); -int ipmi_unregister_for_cmd(ipmi_user_t user, +int ipmi_unregister_for_cmd(struct ipmi_user *user, unsigned char netfn, unsigned char cmd, unsigned int chans); @@ -210,8 +243,8 @@ int ipmi_unregister_for_cmd(ipmi_user_t user, * * See the IPMI_MAINTENANCE_MODE_xxx defines for what the mode means. */ -int ipmi_get_maintenance_mode(ipmi_user_t user); -int ipmi_set_maintenance_mode(ipmi_user_t user, int mode); +int ipmi_get_maintenance_mode(struct ipmi_user *user); +int ipmi_set_maintenance_mode(struct ipmi_user *user, int mode); /* * When the user is created, it will not receive IPMI events by @@ -219,7 +252,7 @@ int ipmi_set_maintenance_mode(ipmi_user_t user, int mode); * The first user that sets this to TRUE will receive all events that * have been queued while no one was waiting for events. */ -int ipmi_set_gets_events(ipmi_user_t user, bool val); +int ipmi_set_gets_events(struct ipmi_user *user, bool val); /* * Called when a new SMI is registered. This will also be called on @@ -229,14 +262,18 @@ int ipmi_set_gets_events(ipmi_user_t user, bool val); struct ipmi_smi_watcher { struct list_head link; - /* You must set the owner to the current module, if you are in - a module (generally just set it to "THIS_MODULE"). */ + /* + * You must set the owner to the current module, if you are in + * a module (generally just set it to "THIS_MODULE"). + */ struct module *owner; - /* These two are called with read locks held for the interface - the watcher list. So you can add and remove users from the - IPMI interface, send messages, etc., but you cannot add - or remove SMI watchers or SMI interfaces. */ + /* + * These two are called with read locks held for the interface + * the watcher list. So you can add and remove users from the + * IPMI interface, send messages, etc., but you cannot add + * or remove SMI watchers or SMI interfaces. + */ void (*new_smi)(int if_num, struct device *dev); void (*smi_gone)(int if_num); }; @@ -244,8 +281,10 @@ struct ipmi_smi_watcher { int ipmi_smi_watcher_register(struct ipmi_smi_watcher *watcher); int ipmi_smi_watcher_unregister(struct ipmi_smi_watcher *watcher); -/* The following are various helper functions for dealing with IPMI - addresses. */ +/* + * The following are various helper functions for dealing with IPMI + * addresses. + */ /* Return the maximum length of an IPMI address given it's type. */ unsigned int ipmi_addr_length(int addr_type); @@ -291,7 +330,7 @@ struct ipmi_smi_info { union ipmi_smi_info_union addr_info; }; -/* This is to get the private info of ipmi_smi_t */ +/* This is to get the private info of struct ipmi_smi */ extern int ipmi_get_smi_info(int if_num, struct ipmi_smi_info *data); #endif /* __LINUX_IPMI_H */ diff --git a/include/linux/ipmi_smi.h b/include/linux/ipmi_smi.h index af457b5a689e..7d5fd38d5282 100644 --- a/include/linux/ipmi_smi.h +++ b/include/linux/ipmi_smi.h @@ -22,8 +22,10 @@ struct device; -/* This files describes the interface for IPMI system management interface - drivers to bind into the IPMI message handler. */ +/* + * This files describes the interface for IPMI system management interface + * drivers to bind into the IPMI message handler. + */ /* Structure for the low-level drivers. */ typedef struct ipmi_smi *ipmi_smi_t; @@ -61,12 +63,20 @@ struct ipmi_smi_msg { struct ipmi_smi_handlers { struct module *owner; - /* The low-level interface cannot start sending messages to - the upper layer until this function is called. This may - not be NULL, the lower layer must take the interface from - this call. */ - int (*start_processing)(void *send_info, - ipmi_smi_t new_intf); + /* + * The low-level interface cannot start sending messages to + * the upper layer until this function is called. This may + * not be NULL, the lower layer must take the interface from + * this call. + */ + int (*start_processing)(void *send_info, + struct ipmi_smi *new_intf); + + /* + * When called, the low-level interface should disable all + * processing, it should be complete shut down when it returns. + */ + void (*shutdown)(void *send_info); /* * Get the detailed private info of the low level interface and store @@ -75,25 +85,31 @@ struct ipmi_smi_handlers { */ int (*get_smi_info)(void *send_info, struct ipmi_smi_info *data); - /* Called to enqueue an SMI message to be sent. This - operation is not allowed to fail. If an error occurs, it - should report back the error in a received message. It may - do this in the current call context, since no write locks - are held when this is run. Message are delivered one at - a time by the message handler, a new message will not be - delivered until the previous message is returned. */ + /* + * Called to enqueue an SMI message to be sent. This + * operation is not allowed to fail. If an error occurs, it + * should report back the error in a received message. It may + * do this in the current call context, since no write locks + * are held when this is run. Message are delivered one at + * a time by the message handler, a new message will not be + * delivered until the previous message is returned. + */ void (*sender)(void *send_info, struct ipmi_smi_msg *msg); - /* Called by the upper layer to request that we try to get - events from the BMC we are attached to. */ + /* + * Called by the upper layer to request that we try to get + * events from the BMC we are attached to. + */ void (*request_events)(void *send_info); - /* Called by the upper layer when some user requires that the - interface watch for events, received messages, watchdog - pretimeouts, or not. Used by the SMI to know if it should - watch for these. This may be NULL if the SMI does not - implement it. */ + /* + * Called by the upper layer when some user requires that the + * interface watch for events, received messages, watchdog + * pretimeouts, or not. Used by the SMI to know if it should + * watch for these. This may be NULL if the SMI does not + * implement it. + */ void (*set_need_watch)(void *send_info, bool enable); /* @@ -101,30 +117,29 @@ struct ipmi_smi_handlers { */ void (*flush_messages)(void *send_info); - /* Called when the interface should go into "run to - completion" mode. If this call sets the value to true, the - interface should make sure that all messages are flushed - out and that none are pending, and any new requests are run - to completion immediately. */ + /* + * Called when the interface should go into "run to + * completion" mode. If this call sets the value to true, the + * interface should make sure that all messages are flushed + * out and that none are pending, and any new requests are run + * to completion immediately. + */ void (*set_run_to_completion)(void *send_info, bool run_to_completion); - /* Called to poll for work to do. This is so upper layers can - poll for operations during things like crash dumps. */ + /* + * Called to poll for work to do. This is so upper layers can + * poll for operations during things like crash dumps. + */ void (*poll)(void *send_info); - /* Enable/disable firmware maintenance mode. Note that this - is *not* the modes defined, this is simply an on/off - setting. The message handler does the mode handling. Note - that this is called from interrupt context, so it cannot - block. */ + /* + * Enable/disable firmware maintenance mode. Note that this + * is *not* the modes defined, this is simply an on/off + * setting. The message handler does the mode handling. Note + * that this is called from interrupt context, so it cannot + * block. + */ void (*set_maintenance_mode)(void *send_info, bool enable); - - /* Tell the handler that we are using it/not using it. The - message handler get the modules that this handler belongs - to; this function lets the SMI claim any modules that it - uses. These may be NULL if this is not required. */ - int (*inc_usecount)(void *send_info); - void (*dec_usecount)(void *send_info); }; struct ipmi_device_id { @@ -143,7 +158,8 @@ struct ipmi_device_id { #define ipmi_version_major(v) ((v)->ipmi_version & 0xf) #define ipmi_version_minor(v) ((v)->ipmi_version >> 4) -/* Take a pointer to an IPMI response and extract device id information from +/* + * Take a pointer to an IPMI response and extract device id information from * it. @netfn is in the IPMI_NETFN_ format, so may need to be shifted from * a SI response. */ @@ -187,12 +203,14 @@ static inline int ipmi_demangle_device_id(uint8_t netfn, uint8_t cmd, return 0; } -/* Add a low-level interface to the IPMI driver. Note that if the - interface doesn't know its slave address, it should pass in zero. - The low-level interface should not deliver any messages to the - upper layer until the start_processing() function in the handlers - is called, and the lower layer must get the interface from that - call. */ +/* + * Add a low-level interface to the IPMI driver. Note that if the + * interface doesn't know its slave address, it should pass in zero. + * The low-level interface should not deliver any messages to the + * upper layer until the start_processing() function in the handlers + * is called, and the lower layer must get the interface from that + * call. + */ int ipmi_register_smi(const struct ipmi_smi_handlers *handlers, void *send_info, struct device *dev, @@ -202,7 +220,7 @@ int ipmi_register_smi(const struct ipmi_smi_handlers *handlers, * Remove a low-level interface from the IPMI driver. This will * return an error if the interface is still in use by a user. */ -int ipmi_unregister_smi(ipmi_smi_t intf); +void ipmi_unregister_smi(struct ipmi_smi *intf); /* * The lower layer reports received messages through this interface. @@ -210,11 +228,11 @@ int ipmi_unregister_smi(ipmi_smi_t intf); * the lower layer gets an error sending a message, it should format * an error response in the message response. */ -void ipmi_smi_msg_received(ipmi_smi_t intf, +void ipmi_smi_msg_received(struct ipmi_smi *intf, struct ipmi_smi_msg *msg); /* The lower layer received a watchdog pre-timeout on interface. */ -void ipmi_smi_watchdog_pretimeout(ipmi_smi_t intf); +void ipmi_smi_watchdog_pretimeout(struct ipmi_smi *intf); struct ipmi_smi_msg *ipmi_alloc_smi_msg(void); static inline void ipmi_free_smi_msg(struct ipmi_smi_msg *msg) @@ -222,13 +240,4 @@ static inline void ipmi_free_smi_msg(struct ipmi_smi_msg *msg) msg->done(msg); } -#ifdef CONFIG_IPMI_PROC_INTERFACE -/* Allow the lower layer to add things to the proc filesystem - directory for this interface. Note that the entry will - automatically be dstroyed when the interface is destroyed. */ -int ipmi_smi_add_proc_entry(ipmi_smi_t smi, char *name, - const struct file_operations *proc_ops, - void *data); -#endif - #endif /* __LINUX_IPMI_SMI_H */ diff --git a/include/linux/irq.h b/include/linux/irq.h index 65916a305f3d..b2067083aa94 100644 --- a/include/linux/irq.h +++ b/include/linux/irq.h @@ -512,6 +512,7 @@ enum { IRQCHIP_SKIP_SET_WAKE = (1 << 4), IRQCHIP_ONESHOT_SAFE = (1 << 5), IRQCHIP_EOI_THREADED = (1 << 6), + IRQCHIP_SUPPORTS_LEVEL_MSI = (1 << 7), }; #include <linux/irqdesc.h> diff --git a/include/linux/irq_cpustat.h b/include/linux/irq_cpustat.h index 4954948d1973..6e8895cd4d92 100644 --- a/include/linux/irq_cpustat.h +++ b/include/linux/irq_cpustat.h @@ -18,15 +18,11 @@ */ #ifndef __ARCH_IRQ_STAT -extern irq_cpustat_t irq_stat[]; /* defined in asm/hardirq.h */ -#define __IRQ_STAT(cpu, member) (irq_stat[cpu].member) +DECLARE_PER_CPU_ALIGNED(irq_cpustat_t, irq_stat); /* defined in asm/hardirq.h */ +#define __IRQ_STAT(cpu, member) (per_cpu(irq_stat.member, cpu)) #endif - /* arch independent irq_stat fields */ -#define local_softirq_pending() \ - __IRQ_STAT(smp_processor_id(), __softirq_pending) - - /* arch dependent irq_stat fields */ +/* arch dependent irq_stat fields */ #define nmi_count(cpu) __IRQ_STAT((cpu), __nmi_count) /* i386 */ #endif /* __irq_cpustat_h */ diff --git a/include/linux/irq_sim.h b/include/linux/irq_sim.h index 0380d899b955..630a57e55db6 100644 --- a/include/linux/irq_sim.h +++ b/include/linux/irq_sim.h @@ -1,14 +1,11 @@ -#ifndef _LINUX_IRQ_SIM_H -#define _LINUX_IRQ_SIM_H +/* SPDX-License-Identifier: GPL-2.0+ */ /* - * Copyright (C) 2017 Bartosz Golaszewski <brgl@bgdev.pl> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. + * Copyright (C) 2017-2018 Bartosz Golaszewski <brgl@bgdev.pl> */ +#ifndef _LINUX_IRQ_SIM_H +#define _LINUX_IRQ_SIM_H + #include <linux/irq_work.h> #include <linux/device.h> diff --git a/include/linux/irqchip/arm-gic-v3.h b/include/linux/irqchip/arm-gic-v3.h index f5af3b594e6e..cbb872c1b607 100644 --- a/include/linux/irqchip/arm-gic-v3.h +++ b/include/linux/irqchip/arm-gic-v3.h @@ -587,6 +587,7 @@ struct fwnode_handle; int its_cpu_init(void); int its_init(struct fwnode_handle *handle, struct rdists *rdists, struct irq_domain *domain); +int mbi_init(struct fwnode_handle *fwnode, struct irq_domain *parent); static inline bool gic_enable_sre(void) { diff --git a/include/linux/irqdomain.h b/include/linux/irqdomain.h index 48c7e86bb556..dccfa65aee96 100644 --- a/include/linux/irqdomain.h +++ b/include/linux/irqdomain.h @@ -301,7 +301,13 @@ static inline struct irq_domain *irq_find_matching_host(struct device_node *node static inline struct irq_domain *irq_find_host(struct device_node *node) { - return irq_find_matching_host(node, DOMAIN_BUS_ANY); + struct irq_domain *d; + + d = irq_find_matching_host(node, DOMAIN_BUS_WIRED); + if (!d) + d = irq_find_matching_host(node, DOMAIN_BUS_ANY); + + return d; } /** diff --git a/include/linux/isdn/capilli.h b/include/linux/isdn/capilli.h index 11b57c485854..d75e1ad72964 100644 --- a/include/linux/isdn/capilli.h +++ b/include/linux/isdn/capilli.h @@ -50,7 +50,7 @@ struct capi_ctr { u16 (*send_message)(struct capi_ctr *, struct sk_buff *skb); char *(*procinfo)(struct capi_ctr *); - const struct file_operations *proc_fops; + int (*proc_show)(struct seq_file *, void *); /* filled in before calling ready callback */ u8 manu[CAPI_MANUFACTURER_LEN]; /* CAPI_GET_MANUFACTURER */ diff --git a/include/linux/kcore.h b/include/linux/kcore.h index 80db19d3a505..8de55e4b5ee9 100644 --- a/include/linux/kcore.h +++ b/include/linux/kcore.h @@ -28,6 +28,12 @@ struct vmcore { loff_t offset; }; +struct vmcoredd_node { + struct list_head list; /* List of dumps */ + void *buf; /* Buffer containing device's dump */ + unsigned int size; /* Size of the buffer */ +}; + #ifdef CONFIG_PROC_KCORE extern void kclist_add(struct kcore_list *, void *, size_t, int type); #else diff --git a/include/linux/kernel.h b/include/linux/kernel.h index 6a1eb0b0aad9..7aed92624531 100644 --- a/include/linux/kernel.h +++ b/include/linux/kernel.h @@ -542,6 +542,7 @@ extern enum system_states { SYSTEM_HALT, SYSTEM_POWER_OFF, SYSTEM_RESTART, + SYSTEM_SUSPEND, } system_state; /* This cannot be an enum because some may be used in assembly source. */ diff --git a/include/linux/ks0108.h b/include/linux/ks0108.h index cb311798e0bc..0738389b42b6 100644 --- a/include/linux/ks0108.h +++ b/include/linux/ks0108.h @@ -1,25 +1,11 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* * Filename: ks0108.h * Version: 0.1.0 * Description: ks0108 LCD Controller driver header - * License: GPLv2 * * Author: Copyright (C) Miguel Ojeda Sandonis * Date: 2006-10-31 - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - * */ #ifndef _KS0108_H_ diff --git a/include/linux/kthread.h b/include/linux/kthread.h index c1961761311d..2803264c512f 100644 --- a/include/linux/kthread.h +++ b/include/linux/kthread.h @@ -62,6 +62,7 @@ void *kthread_probe_data(struct task_struct *k); int kthread_park(struct task_struct *k); void kthread_unpark(struct task_struct *k); void kthread_parkme(void); +void kthread_park_complete(struct task_struct *k); int kthreadd(void *unused); extern struct task_struct *kthreadd_task; diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h index 6930c63126c7..6d6e79c59e68 100644 --- a/include/linux/kvm_host.h +++ b/include/linux/kvm_host.h @@ -1045,13 +1045,7 @@ static inline int mmu_notifier_retry(struct kvm *kvm, unsigned long mmu_seq) #ifdef CONFIG_HAVE_KVM_IRQ_ROUTING -#ifdef CONFIG_S390 -#define KVM_MAX_IRQ_ROUTES 4096 //FIXME: we can have more than that... -#elif defined(CONFIG_ARM64) -#define KVM_MAX_IRQ_ROUTES 4096 -#else -#define KVM_MAX_IRQ_ROUTES 1024 -#endif +#define KVM_MAX_IRQ_ROUTES 4096 /* might need extension/rework in the future */ bool kvm_arch_can_set_irq_routing(struct kvm *kvm); int kvm_set_irq_routing(struct kvm *kvm, diff --git a/include/linux/libata.h b/include/linux/libata.h index 1795fecdea17..9db904344c75 100644 --- a/include/linux/libata.h +++ b/include/linux/libata.h @@ -125,9 +125,8 @@ enum { LIBATA_MAX_PRD = ATA_MAX_PRD / 2, LIBATA_DUMB_MAX_PRD = ATA_MAX_PRD / 4, /* Worst case */ ATA_DEF_QUEUE = 1, - /* tag ATA_MAX_QUEUE - 1 is reserved for internal commands */ ATA_MAX_QUEUE = 32, - ATA_TAG_INTERNAL = ATA_MAX_QUEUE - 1, + ATA_TAG_INTERNAL = ATA_MAX_QUEUE, ATA_SHORT_PAUSE = 16, ATAPI_MAX_DRAIN = 16 << 10, @@ -637,7 +636,8 @@ struct ata_queued_cmd { u8 cdb[ATAPI_CDB_LEN]; unsigned long flags; /* ATA_QCFLAG_xxx */ - unsigned int tag; + unsigned int tag; /* libata core tag */ + unsigned int hw_tag; /* driver tag */ unsigned int n_elem; unsigned int orig_n_elem; @@ -849,9 +849,9 @@ struct ata_port { unsigned int udma_mask; unsigned int cbl; /* cable type; ATA_CBL_xxx */ - struct ata_queued_cmd qcmd[ATA_MAX_QUEUE]; + struct ata_queued_cmd qcmd[ATA_MAX_QUEUE + 1]; unsigned long sas_tag_allocated; /* for sas tag allocation only */ - unsigned int qc_active; + u64 qc_active; int nr_active_links; /* #links with active qcs */ unsigned int sas_last_tag; /* track next tag hw expects */ @@ -1133,7 +1133,6 @@ extern int ata_sas_port_start(struct ata_port *ap); extern void ata_sas_port_stop(struct ata_port *ap); extern int ata_sas_slave_configure(struct scsi_device *, struct ata_port *); extern int ata_sas_queuecmd(struct scsi_cmnd *cmd, struct ata_port *ap); -extern enum blk_eh_timer_return ata_scsi_timed_out(struct scsi_cmnd *cmd); extern int sata_scr_valid(struct ata_link *link); extern int sata_scr_read(struct ata_link *link, int reg, u32 *val); extern int sata_scr_write(struct ata_link *link, int reg, u32 val); @@ -1184,7 +1183,7 @@ extern void ata_id_c_string(const u16 *id, unsigned char *s, extern unsigned int ata_do_dev_read_id(struct ata_device *dev, struct ata_taskfile *tf, u16 *id); extern void ata_qc_complete(struct ata_queued_cmd *qc); -extern int ata_qc_complete_multiple(struct ata_port *ap, u32 qc_active); +extern int ata_qc_complete_multiple(struct ata_port *ap, u64 qc_active); extern void ata_scsi_simulate(struct ata_device *dev, struct scsi_cmnd *cmd); extern int ata_std_bios_param(struct scsi_device *sdev, struct block_device *bdev, @@ -1359,7 +1358,6 @@ extern struct device_attribute *ata_common_sdev_attrs[]; .proc_name = drv_name, \ .slave_configure = ata_scsi_slave_config, \ .slave_destroy = ata_scsi_slave_destroy, \ - .eh_timed_out = ata_scsi_timed_out, \ .bios_param = ata_std_bios_param, \ .unlock_native_capacity = ata_scsi_unlock_native_capacity, \ .sdev_attrs = ata_common_sdev_attrs @@ -1485,14 +1483,14 @@ extern void ata_port_pbar_desc(struct ata_port *ap, int bar, ssize_t offset, const char *name); #endif -static inline unsigned int ata_tag_valid(unsigned int tag) +static inline bool ata_tag_internal(unsigned int tag) { - return (tag < ATA_MAX_QUEUE) ? 1 : 0; + return tag == ATA_TAG_INTERNAL; } -static inline unsigned int ata_tag_internal(unsigned int tag) +static inline bool ata_tag_valid(unsigned int tag) { - return tag == ATA_TAG_INTERNAL; + return tag < ATA_MAX_QUEUE || ata_tag_internal(tag); } /* @@ -1655,7 +1653,7 @@ static inline void ata_qc_set_polling(struct ata_queued_cmd *qc) static inline struct ata_queued_cmd *__ata_qc_from_tag(struct ata_port *ap, unsigned int tag) { - if (likely(ata_tag_valid(tag))) + if (ata_tag_valid(tag)) return &ap->qcmd[tag]; return NULL; } diff --git a/include/linux/lightnvm.h b/include/linux/lightnvm.h index 6e0859b9d4d2..e9e0d1c7eaf5 100644 --- a/include/linux/lightnvm.h +++ b/include/linux/lightnvm.h @@ -489,7 +489,7 @@ typedef blk_qc_t (nvm_tgt_make_rq_fn)(struct request_queue *, struct bio *); typedef sector_t (nvm_tgt_capacity_fn)(void *); typedef void *(nvm_tgt_init_fn)(struct nvm_tgt_dev *, struct gendisk *, int flags); -typedef void (nvm_tgt_exit_fn)(void *); +typedef void (nvm_tgt_exit_fn)(void *, bool); typedef int (nvm_tgt_sysfs_init_fn)(struct gendisk *); typedef void (nvm_tgt_sysfs_exit_fn)(struct gendisk *); diff --git a/include/linux/mdio-bitbang.h b/include/linux/mdio-bitbang.h index a8ac9cfa014c..5d71e8a8500f 100644 --- a/include/linux/mdio-bitbang.h +++ b/include/linux/mdio-bitbang.h @@ -33,8 +33,6 @@ struct mdiobb_ops { struct mdiobb_ctrl { const struct mdiobb_ops *ops; - /* reset callback */ - int (*reset)(struct mii_bus *bus); }; /* The returned bus is not yet registered with the phy layer. */ diff --git a/include/linux/mdio-gpio.h b/include/linux/mdio-gpio.h new file mode 100644 index 000000000000..cea443a672cb --- /dev/null +++ b/include/linux/mdio-gpio.h @@ -0,0 +1,9 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef __LINUX_MDIO_GPIO_H +#define __LINUX_MDIO_GPIO_H + +#define MDIO_GPIO_MDC 0 +#define MDIO_GPIO_MDIO 1 +#define MDIO_GPIO_MDO 2 + +#endif diff --git a/include/linux/mdio.h b/include/linux/mdio.h index 2cfffe586885..bfa7114167d7 100644 --- a/include/linux/mdio.h +++ b/include/linux/mdio.h @@ -29,7 +29,6 @@ enum mdio_mutex_lock_class { struct mdio_device { struct device dev; - const struct dev_pm_ops *pm_ops; struct mii_bus *bus; char modalias[MDIO_NAME_SIZE]; diff --git a/include/linux/memory_hotplug.h b/include/linux/memory_hotplug.h index e0e49b5b1ee1..2b0265265c28 100644 --- a/include/linux/memory_hotplug.h +++ b/include/linux/memory_hotplug.h @@ -216,6 +216,9 @@ void put_online_mems(void); void mem_hotplug_begin(void); void mem_hotplug_done(void); +extern void set_zone_contiguous(struct zone *zone); +extern void clear_zone_contiguous(struct zone *zone); + #else /* ! CONFIG_MEMORY_HOTPLUG */ #define pfn_to_online_page(pfn) \ ({ \ diff --git a/include/linux/mempool.h b/include/linux/mempool.h index b51f5c430c26..0c964ac107c2 100644 --- a/include/linux/mempool.h +++ b/include/linux/mempool.h @@ -25,6 +25,18 @@ typedef struct mempool_s { wait_queue_head_t wait; } mempool_t; +static inline bool mempool_initialized(mempool_t *pool) +{ + return pool->elements != NULL; +} + +void mempool_exit(mempool_t *pool); +int mempool_init_node(mempool_t *pool, int min_nr, mempool_alloc_t *alloc_fn, + mempool_free_t *free_fn, void *pool_data, + gfp_t gfp_mask, int node_id); +int mempool_init(mempool_t *pool, int min_nr, mempool_alloc_t *alloc_fn, + mempool_free_t *free_fn, void *pool_data); + extern mempool_t *mempool_create(int min_nr, mempool_alloc_t *alloc_fn, mempool_free_t *free_fn, void *pool_data); extern mempool_t *mempool_create_node(int min_nr, mempool_alloc_t *alloc_fn, @@ -43,6 +55,14 @@ extern void mempool_free(void *element, mempool_t *pool); */ void *mempool_alloc_slab(gfp_t gfp_mask, void *pool_data); void mempool_free_slab(void *element, void *pool_data); + +static inline int +mempool_init_slab_pool(mempool_t *pool, int min_nr, struct kmem_cache *kc) +{ + return mempool_init(pool, min_nr, mempool_alloc_slab, + mempool_free_slab, (void *) kc); +} + static inline mempool_t * mempool_create_slab_pool(int min_nr, struct kmem_cache *kc) { @@ -56,6 +76,13 @@ mempool_create_slab_pool(int min_nr, struct kmem_cache *kc) */ void *mempool_kmalloc(gfp_t gfp_mask, void *pool_data); void mempool_kfree(void *element, void *pool_data); + +static inline int mempool_init_kmalloc_pool(mempool_t *pool, int min_nr, size_t size) +{ + return mempool_init(pool, min_nr, mempool_kmalloc, + mempool_kfree, (void *) size); +} + static inline mempool_t *mempool_create_kmalloc_pool(int min_nr, size_t size) { return mempool_create(min_nr, mempool_kmalloc, mempool_kfree, @@ -68,6 +95,13 @@ static inline mempool_t *mempool_create_kmalloc_pool(int min_nr, size_t size) */ void *mempool_alloc_pages(gfp_t gfp_mask, void *pool_data); void mempool_free_pages(void *element, void *pool_data); + +static inline int mempool_init_page_pool(mempool_t *pool, int min_nr, int order) +{ + return mempool_init(pool, min_nr, mempool_alloc_pages, + mempool_free_pages, (void *)(long)order); +} + static inline mempool_t *mempool_create_page_pool(int min_nr, int order) { return mempool_create(min_nr, mempool_alloc_pages, mempool_free_pages, diff --git a/include/linux/memremap.h b/include/linux/memremap.h index 7b4899c06f49..74ea5e2310a8 100644 --- a/include/linux/memremap.h +++ b/include/linux/memremap.h @@ -45,7 +45,7 @@ struct vmem_altmap { * must be treated as an opaque object, rather than a "normal" struct page. * * A more complete discussion of unaddressable memory may be found in - * include/linux/hmm.h and Documentation/vm/hmm.txt. + * include/linux/hmm.h and Documentation/vm/hmm.rst. * * MEMORY_DEVICE_PUBLIC: * Device memory that is cache coherent from device and CPU point of view. This @@ -67,7 +67,7 @@ enum memory_type { * page_free() * * Additional notes about MEMORY_DEVICE_PRIVATE may be found in - * include/linux/hmm.h and Documentation/vm/hmm.txt. There is also a brief + * include/linux/hmm.h and Documentation/vm/hmm.rst. There is also a brief * explanation in include/linux/memory_hotplug.h. * * The page_fault() callback must migrate page back, from device memory to diff --git a/include/linux/mfd/cros_ec.h b/include/linux/mfd/cros_ec.h index 2d4e23c9ea0a..f09e9cf2e4ab 100644 --- a/include/linux/mfd/cros_ec.h +++ b/include/linux/mfd/cros_ec.h @@ -197,6 +197,8 @@ struct cros_ec_dev { u32 features[2]; }; +#define to_cros_ec_dev(dev) container_of(dev, struct cros_ec_dev, class_dev) + /** * cros_ec_suspend - Handle a suspend operation for the ChromeOS EC device * diff --git a/include/linux/mfd/mc13xxx.h b/include/linux/mfd/mc13xxx.h index 638222e43e48..54a3cd808f9e 100644 --- a/include/linux/mfd/mc13xxx.h +++ b/include/linux/mfd/mc13xxx.h @@ -243,6 +243,8 @@ struct mc13xxx_platform_data { #define MC13XXX_ADC0_LICELLCON (1 << 0) #define MC13XXX_ADC0_CHRGICON (1 << 1) #define MC13XXX_ADC0_BATICON (1 << 2) +#define MC13XXX_ADC0_ADIN7SEL_DIE (1 << 4) +#define MC13XXX_ADC0_ADIN7SEL_UID (2 << 4) #define MC13XXX_ADC0_ADREFEN (1 << 10) #define MC13XXX_ADC0_TSMOD0 (1 << 12) #define MC13XXX_ADC0_TSMOD1 (1 << 13) diff --git a/include/linux/mfd/wm8350/audio.h b/include/linux/mfd/wm8350/audio.h index bd581c6fa085..0bc41c4c0429 100644 --- a/include/linux/mfd/wm8350/audio.h +++ b/include/linux/mfd/wm8350/audio.h @@ -617,11 +617,8 @@ struct wm8350_audio_platform_data { u32 codec_current_charge:2; /* codec current @ vmid charge */ }; -struct snd_soc_codec; - struct wm8350_codec { struct platform_device *pdev; - struct snd_soc_codec *codec; struct wm8350_audio_platform_data *platform_data; }; diff --git a/include/linux/microchipphy.h b/include/linux/microchipphy.h index 8f9c90379732..8c40128af240 100644 --- a/include/linux/microchipphy.h +++ b/include/linux/microchipphy.h @@ -70,6 +70,9 @@ #define LAN88XX_MMD3_CHIP_ID (32877) #define LAN88XX_MMD3_CHIP_REV (32878) +/* Registers specific to the LAN7800/LAN7850 embedded phy */ +#define LAN78XX_PHY_LED_MODE_SELECT (0x1D) + /* DSP registers */ #define PHY_ARDENNES_MMD_DEV_3_PHY_CFG (0x806A) #define PHY_ARDENNES_MMD_DEV_3_PHY_CFG_ZD_DLY_EN_ (0x2000) diff --git a/include/linux/mlx4/device.h b/include/linux/mlx4/device.h index 81d0799b6091..122e7e9d3091 100644 --- a/include/linux/mlx4/device.h +++ b/include/linux/mlx4/device.h @@ -225,6 +225,7 @@ enum { MLX4_DEV_CAP_FLAG2_SVLAN_BY_QP = 1ULL << 36, MLX4_DEV_CAP_FLAG2_SL_TO_VL_CHANGE_EVENT = 1ULL << 37, MLX4_DEV_CAP_FLAG2_USER_MAC_EN = 1ULL << 38, + MLX4_DEV_CAP_FLAG2_DRIVER_VERSION_TO_FW = 1ULL << 39, }; enum { diff --git a/include/linux/mlx5/device.h b/include/linux/mlx5/device.h index 2bc27f8c5b87..02f72ebf31a7 100644 --- a/include/linux/mlx5/device.h +++ b/include/linux/mlx5/device.h @@ -314,6 +314,7 @@ enum mlx5_event { MLX5_EVENT_TYPE_PORT_CHANGE = 0x09, MLX5_EVENT_TYPE_GPIO_EVENT = 0x15, MLX5_EVENT_TYPE_PORT_MODULE_EVENT = 0x16, + MLX5_EVENT_TYPE_TEMP_WARN_EVENT = 0x17, MLX5_EVENT_TYPE_REMOTE_CONFIG = 0x19, MLX5_EVENT_TYPE_GENERAL_EVENT = 0x22, MLX5_EVENT_TYPE_PPS_EVENT = 0x25, @@ -330,6 +331,7 @@ enum mlx5_event { MLX5_EVENT_TYPE_DCT_DRAINED = 0x1c, MLX5_EVENT_TYPE_FPGA_ERROR = 0x20, + MLX5_EVENT_TYPE_FPGA_QP_ERROR = 0x21, }; enum { @@ -626,6 +628,11 @@ struct mlx5_eqe_dct { __be32 dctn; }; +struct mlx5_eqe_temp_warning { + __be64 sensor_warning_msb; + __be64 sensor_warning_lsb; +} __packed; + union ev_data { __be32 raw[7]; struct mlx5_eqe_cmd cmd; @@ -642,6 +649,7 @@ union ev_data { struct mlx5_eqe_port_module port_module; struct mlx5_eqe_pps pps; struct mlx5_eqe_dct dct; + struct mlx5_eqe_temp_warning temp_warning; } __packed; struct mlx5_eqe { @@ -994,6 +1002,18 @@ enum mlx5_wol_mode { MLX5_WOL_PHY_ACTIVITY = 1 << 7, }; +enum mlx5_mpls_supported_fields { + MLX5_FIELD_SUPPORT_MPLS_LABEL = 1 << 0, + MLX5_FIELD_SUPPORT_MPLS_EXP = 1 << 1, + MLX5_FIELD_SUPPORT_MPLS_S_BOS = 1 << 2, + MLX5_FIELD_SUPPORT_MPLS_TTL = 1 << 3 +}; + +enum mlx5_flex_parser_protos { + MLX5_FLEX_PROTO_CW_MPLS_GRE = 1 << 4, + MLX5_FLEX_PROTO_CW_MPLS_UDP = 1 << 5, +}; + /* MLX5 DEV CAPs */ /* TODO: EAT.ME */ @@ -1152,6 +1172,9 @@ enum mlx5_qcam_feature_groups { #define MLX5_CAP_PCAM_FEATURE(mdev, fld) \ MLX5_GET(pcam_reg, (mdev)->caps.pcam, feature_cap_mask.enhanced_features.fld) +#define MLX5_CAP_PCAM_REG(mdev, reg) \ + MLX5_GET(pcam_reg, (mdev)->caps.pcam, port_access_reg_cap_mask.regs_5000_to_507f.reg) + #define MLX5_CAP_MCAM_REG(mdev, reg) \ MLX5_GET(mcam_reg, (mdev)->caps.mcam, mng_access_reg_cap_mask.access_regs.reg) diff --git a/include/linux/mlx5/driver.h b/include/linux/mlx5/driver.h index 767d193c269a..80cbb7fdce4a 100644 --- a/include/linux/mlx5/driver.h +++ b/include/linux/mlx5/driver.h @@ -124,6 +124,8 @@ enum { MLX5_REG_PAOS = 0x5006, MLX5_REG_PFCC = 0x5007, MLX5_REG_PPCNT = 0x5008, + MLX5_REG_PPTB = 0x500b, + MLX5_REG_PBMC = 0x500c, MLX5_REG_PMAOS = 0x5012, MLX5_REG_PUDE = 0x5009, MLX5_REG_PMPE = 0x5010, @@ -981,16 +983,24 @@ static inline u32 mlx5_base_mkey(const u32 key) return key & 0xffffff00u; } -static inline void mlx5_core_init_cq_frag_buf(struct mlx5_frag_buf_ctrl *fbc, - void *cqc) +static inline void mlx5_fill_fbc(u8 log_stride, u8 log_sz, + struct mlx5_frag_buf_ctrl *fbc) { - fbc->log_stride = 6 + MLX5_GET(cqc, cqc, cqe_sz); - fbc->log_sz = MLX5_GET(cqc, cqc, log_cq_size); + fbc->log_stride = log_stride; + fbc->log_sz = log_sz; fbc->sz_m1 = (1 << fbc->log_sz) - 1; fbc->log_frag_strides = PAGE_SHIFT - fbc->log_stride; fbc->frag_sz_m1 = (1 << fbc->log_frag_strides) - 1; } +static inline void mlx5_core_init_cq_frag_buf(struct mlx5_frag_buf_ctrl *fbc, + void *cqc) +{ + mlx5_fill_fbc(6 + MLX5_GET(cqc, cqc, cqe_sz), + MLX5_GET(cqc, cqc, log_cq_size), + fbc); +} + static inline void *mlx5_frag_buf_get_wqe(struct mlx5_frag_buf_ctrl *fbc, u32 ix) { @@ -1284,25 +1294,9 @@ enum { }; static inline const struct cpumask * -mlx5_get_vector_affinity(struct mlx5_core_dev *dev, int vector) +mlx5_get_vector_affinity_hint(struct mlx5_core_dev *dev, int vector) { - const struct cpumask *mask; - struct irq_desc *desc; - unsigned int irq; - int eqn; - int err; - - err = mlx5_vector2eqn(dev, MLX5_EQ_VEC_COMP_BASE + vector, &eqn, &irq); - if (err) - return NULL; - - desc = irq_to_desc(irq); -#ifdef CONFIG_GENERIC_IRQ_EFFECTIVE_AFF_MASK - mask = irq_data_get_effective_affinity_mask(&desc->irq_data); -#else - mask = desc->irq_common_data.affinity; -#endif - return mask; + return dev->priv.irq_info[vector].mask; } #endif /* MLX5_DRIVER_H */ diff --git a/include/linux/mlx5/fs.h b/include/linux/mlx5/fs.h index 47aecc4fa8c2..757b4a30281e 100644 --- a/include/linux/mlx5/fs.h +++ b/include/linux/mlx5/fs.h @@ -90,8 +90,12 @@ struct mlx5_flow_destination { union { u32 tir_num; struct mlx5_flow_table *ft; - u32 vport_num; struct mlx5_fc *counter; + struct { + u16 num; + u16 vhca_id; + bool vhca_id_valid; + } vport; }; }; @@ -156,6 +160,7 @@ struct mlx5_flow_act { u32 modify_id; uintptr_t esp_id; struct mlx5_fs_vlan vlan; + struct ib_counters *counters; }; #define MLX5_DECLARE_FLOW_ACT(name) \ @@ -182,6 +187,9 @@ struct mlx5_fc *mlx5_fc_create(struct mlx5_core_dev *dev, bool aging); void mlx5_fc_destroy(struct mlx5_core_dev *dev, struct mlx5_fc *counter); void mlx5_fc_query_cached(struct mlx5_fc *counter, u64 *bytes, u64 *packets, u64 *lastuse); +int mlx5_fc_query(struct mlx5_core_dev *dev, struct mlx5_fc *counter, + u64 *packets, u64 *bytes); + int mlx5_fs_add_rx_underlay_qpn(struct mlx5_core_dev *dev, u32 underlay_qpn); int mlx5_fs_remove_rx_underlay_qpn(struct mlx5_core_dev *dev, u32 underlay_qpn); diff --git a/include/linux/mlx5/mlx5_ifc.h b/include/linux/mlx5/mlx5_ifc.h index 1aad455538f4..27134c4fcb76 100644 --- a/include/linux/mlx5/mlx5_ifc.h +++ b/include/linux/mlx5/mlx5_ifc.h @@ -60,6 +60,7 @@ enum { MLX5_EVENT_TYPE_CODING_COMMAND_INTERFACE_COMPLETION = 0xa, MLX5_EVENT_TYPE_CODING_PAGE_REQUEST = 0xb, MLX5_EVENT_TYPE_CODING_FPGA_ERROR = 0x20, + MLX5_EVENT_TYPE_CODING_FPGA_QP_ERROR = 0x21 }; enum { @@ -298,9 +299,15 @@ struct mlx5_ifc_flow_table_fields_supported_bits { u8 inner_tcp_dport[0x1]; u8 inner_tcp_flags[0x1]; u8 reserved_at_37[0x9]; - u8 reserved_at_40[0x17]; + + u8 reserved_at_40[0x5]; + u8 outer_first_mpls_over_udp[0x4]; + u8 outer_first_mpls_over_gre[0x4]; + u8 inner_first_mpls[0x4]; + u8 outer_first_mpls[0x4]; + u8 reserved_at_55[0x2]; u8 outer_esp_spi[0x1]; - u8 reserved_at_58[0x2]; + u8 reserved_at_58[0x2]; u8 bth_dst_qp[0x1]; u8 reserved_at_5b[0x25]; @@ -356,22 +363,6 @@ struct mlx5_ifc_odp_per_transport_service_cap_bits { u8 reserved_at_6[0x1a]; }; -struct mlx5_ifc_ipv4_layout_bits { - u8 reserved_at_0[0x60]; - - u8 ipv4[0x20]; -}; - -struct mlx5_ifc_ipv6_layout_bits { - u8 ipv6[16][0x8]; -}; - -union mlx5_ifc_ipv6_layout_ipv4_layout_auto_bits { - struct mlx5_ifc_ipv6_layout_bits ipv6_layout; - struct mlx5_ifc_ipv4_layout_bits ipv4_layout; - u8 reserved_at_0[0x80]; -}; - struct mlx5_ifc_fte_match_set_lyr_2_4_bits { u8 smac_47_16[0x20]; @@ -412,7 +403,7 @@ struct mlx5_ifc_fte_match_set_misc_bits { u8 reserved_at_0[0x8]; u8 source_sqn[0x18]; - u8 reserved_at_20[0x10]; + u8 source_eswitch_owner_vhca_id[0x10]; u8 source_port[0x10]; u8 outer_second_prio[0x3]; @@ -450,6 +441,29 @@ struct mlx5_ifc_fte_match_set_misc_bits { u8 reserved_at_1a0[0x60]; }; +struct mlx5_ifc_fte_match_mpls_bits { + u8 mpls_label[0x14]; + u8 mpls_exp[0x3]; + u8 mpls_s_bos[0x1]; + u8 mpls_ttl[0x8]; +}; + +struct mlx5_ifc_fte_match_set_misc2_bits { + struct mlx5_ifc_fte_match_mpls_bits outer_first_mpls; + + struct mlx5_ifc_fte_match_mpls_bits inner_first_mpls; + + struct mlx5_ifc_fte_match_mpls_bits outer_first_mpls_over_gre; + + struct mlx5_ifc_fte_match_mpls_bits outer_first_mpls_over_udp; + + u8 reserved_at_80[0x100]; + + u8 metadata_reg_a[0x20]; + + u8 reserved_at_1a0[0x60]; +}; + struct mlx5_ifc_cmd_pas_bits { u8 pa_h[0x20]; @@ -540,7 +554,9 @@ struct mlx5_ifc_flow_table_nic_cap_bits { }; struct mlx5_ifc_flow_table_eswitch_cap_bits { - u8 reserved_at_0[0x200]; + u8 reserved_at_0[0x1c]; + u8 fdb_multi_path_to_table[0x1]; + u8 reserved_at_1d[0x1e3]; struct mlx5_ifc_flow_table_prop_layout_bits flow_table_properties_nic_esw_fdb; @@ -557,7 +573,8 @@ struct mlx5_ifc_e_switch_cap_bits { u8 vport_svlan_insert[0x1]; u8 vport_cvlan_insert_if_not_exist[0x1]; u8 vport_cvlan_insert_overwrite[0x1]; - u8 reserved_at_5[0x19]; + u8 reserved_at_5[0x18]; + u8 merged_eswitch[0x1]; u8 nic_vport_node_guid_modify[0x1]; u8 nic_vport_port_guid_modify[0x1]; @@ -925,7 +942,7 @@ struct mlx5_ifc_cmd_hca_cap_bits { u8 log_max_msg[0x5]; u8 reserved_at_1c8[0x4]; u8 max_tc[0x4]; - u8 reserved_at_1d0[0x1]; + u8 temp_warn_event[0x1]; u8 dcbx[0x1]; u8 general_notification_event[0x1]; u8 reserved_at_1d3[0x2]; @@ -1109,9 +1126,12 @@ struct mlx5_ifc_cmd_hca_cap_bits { u8 reserved_at_500[0x20]; u8 num_of_uars_per_page[0x20]; - u8 reserved_at_540[0x40]; - u8 reserved_at_580[0x3d]; + u8 flex_parser_protocols[0x20]; + u8 reserved_at_560[0x20]; + + u8 reserved_at_580[0x3c]; + u8 mini_cqe_resp_stride_index[0x1]; u8 cqe_128_always[0x1]; u8 cqe_compression_128[0x1]; u8 cqe_compression[0x1]; @@ -1147,8 +1167,9 @@ enum mlx5_flow_destination_type { struct mlx5_ifc_dest_format_struct_bits { u8 destination_type[0x8]; u8 destination_id[0x18]; - - u8 reserved_at_20[0x20]; + u8 destination_eswitch_owner_vhca_id_valid[0x1]; + u8 reserved_at_21[0xf]; + u8 destination_eswitch_owner_vhca_id[0x10]; }; struct mlx5_ifc_flow_counter_list_bits { @@ -1170,7 +1191,9 @@ struct mlx5_ifc_fte_match_param_bits { struct mlx5_ifc_fte_match_set_lyr_2_4_bits inner_headers; - u8 reserved_at_600[0xa00]; + struct mlx5_ifc_fte_match_set_misc2_bits misc_parameters_2; + + u8 reserved_at_800[0x800]; }; enum { @@ -4579,6 +4602,7 @@ enum { MLX5_QUERY_FLOW_GROUP_OUT_MATCH_CRITERIA_ENABLE_OUTER_HEADERS = 0x0, MLX5_QUERY_FLOW_GROUP_OUT_MATCH_CRITERIA_ENABLE_MISC_PARAMETERS = 0x1, MLX5_QUERY_FLOW_GROUP_OUT_MATCH_CRITERIA_ENABLE_INNER_HEADERS = 0x2, + MLX5_QUERY_FLOW_GROUP_IN_MATCH_CRITERIA_ENABLE_MISC_PARAMETERS_2 = 0X3, }; struct mlx5_ifc_query_flow_group_out_bits { @@ -6969,9 +6993,10 @@ struct mlx5_ifc_create_flow_group_out_bits { }; enum { - MLX5_CREATE_FLOW_GROUP_IN_MATCH_CRITERIA_ENABLE_OUTER_HEADERS = 0x0, - MLX5_CREATE_FLOW_GROUP_IN_MATCH_CRITERIA_ENABLE_MISC_PARAMETERS = 0x1, - MLX5_CREATE_FLOW_GROUP_IN_MATCH_CRITERIA_ENABLE_INNER_HEADERS = 0x2, + MLX5_CREATE_FLOW_GROUP_IN_MATCH_CRITERIA_ENABLE_OUTER_HEADERS = 0x0, + MLX5_CREATE_FLOW_GROUP_IN_MATCH_CRITERIA_ENABLE_MISC_PARAMETERS = 0x1, + MLX5_CREATE_FLOW_GROUP_IN_MATCH_CRITERIA_ENABLE_INNER_HEADERS = 0x2, + MLX5_CREATE_FLOW_GROUP_IN_MATCH_CRITERIA_ENABLE_MISC_PARAMETERS_2 = 0x3, }; struct mlx5_ifc_create_flow_group_in_bits { @@ -6993,7 +7018,9 @@ struct mlx5_ifc_create_flow_group_in_bits { u8 reserved_at_a0[0x8]; u8 table_id[0x18]; - u8 reserved_at_c0[0x20]; + u8 source_eswitch_owner_vhca_id_valid[0x1]; + + u8 reserved_at_c1[0x1f]; u8 start_flow_index[0x20]; @@ -8015,6 +8042,17 @@ struct mlx5_ifc_pcam_enhanced_features_bits { u8 ppcnt_statistical_group[0x1]; }; +struct mlx5_ifc_pcam_regs_5000_to_507f_bits { + u8 port_access_reg_cap_mask_127_to_96[0x20]; + u8 port_access_reg_cap_mask_95_to_64[0x20]; + u8 port_access_reg_cap_mask_63_to_32[0x20]; + + u8 port_access_reg_cap_mask_31_to_13[0x13]; + u8 pbmc[0x1]; + u8 pptb[0x1]; + u8 port_access_reg_cap_mask_10_to_0[0xb]; +}; + struct mlx5_ifc_pcam_reg_bits { u8 reserved_at_0[0x8]; u8 feature_group[0x8]; @@ -8024,6 +8062,7 @@ struct mlx5_ifc_pcam_reg_bits { u8 reserved_at_20[0x20]; union { + struct mlx5_ifc_pcam_regs_5000_to_507f_bits regs_5000_to_507f; u8 reserved_at_0[0x80]; } port_access_reg_cap_mask; @@ -8788,6 +8827,41 @@ struct mlx5_ifc_qpts_reg_bits { u8 trust_state[0x3]; }; +struct mlx5_ifc_pptb_reg_bits { + u8 reserved_at_0[0x2]; + u8 mm[0x2]; + u8 reserved_at_4[0x4]; + u8 local_port[0x8]; + u8 reserved_at_10[0x6]; + u8 cm[0x1]; + u8 um[0x1]; + u8 pm[0x8]; + + u8 prio_x_buff[0x20]; + + u8 pm_msb[0x8]; + u8 reserved_at_48[0x10]; + u8 ctrl_buff[0x4]; + u8 untagged_buff[0x4]; +}; + +struct mlx5_ifc_pbmc_reg_bits { + u8 reserved_at_0[0x8]; + u8 local_port[0x8]; + u8 reserved_at_10[0x10]; + + u8 xoff_timer_value[0x10]; + u8 xoff_refresh[0x10]; + + u8 reserved_at_40[0x9]; + u8 fullness_threshold[0x7]; + u8 port_buffer_size[0x10]; + + struct mlx5_ifc_bufferx_reg_bits buffer[10]; + + u8 reserved_at_2e0[0x40]; +}; + struct mlx5_ifc_qtct_reg_bits { u8 reserved_at_0[0x8]; u8 port_number[0x8]; diff --git a/include/linux/mlx5/mlx5_ifc_fpga.h b/include/linux/mlx5/mlx5_ifc_fpga.h index ec052491ba3d..64d0f40d4cc3 100644 --- a/include/linux/mlx5/mlx5_ifc_fpga.h +++ b/include/linux/mlx5/mlx5_ifc_fpga.h @@ -32,12 +32,29 @@ #ifndef MLX5_IFC_FPGA_H #define MLX5_IFC_FPGA_H +struct mlx5_ifc_ipv4_layout_bits { + u8 reserved_at_0[0x60]; + + u8 ipv4[0x20]; +}; + +struct mlx5_ifc_ipv6_layout_bits { + u8 ipv6[16][0x8]; +}; + +union mlx5_ifc_ipv6_layout_ipv4_layout_auto_bits { + struct mlx5_ifc_ipv6_layout_bits ipv6_layout; + struct mlx5_ifc_ipv4_layout_bits ipv4_layout; + u8 reserved_at_0[0x80]; +}; + enum { MLX5_FPGA_CAP_SANDBOX_VENDOR_ID_MLNX = 0x2c9, }; enum { MLX5_FPGA_CAP_SANDBOX_PRODUCT_ID_IPSEC = 0x2, + MLX5_FPGA_CAP_SANDBOX_PRODUCT_ID_TLS = 0x3, }; struct mlx5_ifc_fpga_shell_caps_bits { @@ -370,6 +387,27 @@ struct mlx5_ifc_fpga_destroy_qp_out_bits { u8 reserved_at_40[0x40]; }; +struct mlx5_ifc_tls_extended_cap_bits { + u8 aes_gcm_128[0x1]; + u8 aes_gcm_256[0x1]; + u8 reserved_at_2[0x1e]; + u8 reserved_at_20[0x20]; + u8 context_capacity_total[0x20]; + u8 context_capacity_rx[0x20]; + u8 context_capacity_tx[0x20]; + u8 reserved_at_a0[0x10]; + u8 tls_counter_size[0x10]; + u8 tls_counters_addr_low[0x20]; + u8 tls_counters_addr_high[0x20]; + u8 rx[0x1]; + u8 tx[0x1]; + u8 tls_v12[0x1]; + u8 tls_v13[0x1]; + u8 lro[0x1]; + u8 ipv6[0x1]; + u8 reserved_at_106[0x1a]; +}; + struct mlx5_ifc_ipsec_extended_cap_bits { u8 encapsulation[0x20]; @@ -432,6 +470,22 @@ struct mlx5_ifc_ipsec_counters_bits { u8 dropped_cmd[0x40]; }; +enum { + MLX5_FPGA_QP_ERROR_EVENT_SYNDROME_RETRY_COUNTER_EXPIRED = 0x1, + MLX5_FPGA_QP_ERROR_EVENT_SYNDROME_RNR_EXPIRED = 0x2, +}; + +struct mlx5_ifc_fpga_qp_error_event_bits { + u8 reserved_at_0[0x40]; + + u8 reserved_at_40[0x18]; + u8 syndrome[0x8]; + + u8 reserved_at_60[0x60]; + + u8 reserved_at_c0[0x8]; + u8 fpga_qpn[0x18]; +}; enum mlx5_ifc_fpga_ipsec_response_syndrome { MLX5_FPGA_IPSEC_RESPONSE_SUCCESS = 0, MLX5_FPGA_IPSEC_RESPONSE_ILLEGAL_REQUEST = 1, @@ -519,4 +573,43 @@ struct mlx5_ifc_fpga_ipsec_sa { __be16 reserved2; } __packed; +enum fpga_tls_cmds { + CMD_SETUP_STREAM = 0x1001, + CMD_TEARDOWN_STREAM = 0x1002, +}; + +#define MLX5_TLS_1_2 (0) + +#define MLX5_TLS_ALG_AES_GCM_128 (0) +#define MLX5_TLS_ALG_AES_GCM_256 (1) + +struct mlx5_ifc_tls_cmd_bits { + u8 command_type[0x20]; + u8 ipv6[0x1]; + u8 direction_sx[0x1]; + u8 tls_version[0x2]; + u8 reserved[0x1c]; + u8 swid[0x20]; + u8 src_port[0x10]; + u8 dst_port[0x10]; + union mlx5_ifc_ipv6_layout_ipv4_layout_auto_bits src_ipv4_src_ipv6; + union mlx5_ifc_ipv6_layout_ipv4_layout_auto_bits dst_ipv4_dst_ipv6; + u8 tls_rcd_sn[0x40]; + u8 tcp_sn[0x20]; + u8 tls_implicit_iv[0x20]; + u8 tls_xor_iv[0x40]; + u8 encryption_key[0x100]; + u8 alg[4]; + u8 reserved2[0x1c]; + u8 reserved3[0x4a0]; +}; + +struct mlx5_ifc_tls_resp_bits { + u8 syndrome[0x20]; + u8 stream_id[0x20]; + u8 reserverd[0x40]; +}; + +#define MLX5_TLS_COMMAND_SIZE (0x100) + #endif /* MLX5_IFC_FPGA_H */ diff --git a/include/linux/mm.h b/include/linux/mm.h index 1ac1f06a4be6..29c5458b4b5e 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -25,6 +25,7 @@ #include <linux/err.h> #include <linux/page_ref.h> #include <linux/memremap.h> +#include <linux/overflow.h> struct mempolicy; struct anon_vma; @@ -228,15 +229,21 @@ extern unsigned int kobjsize(const void *objp); #define VM_HIGH_ARCH_4 BIT(VM_HIGH_ARCH_BIT_4) #endif /* CONFIG_ARCH_USES_HIGH_VMA_FLAGS */ -#if defined(CONFIG_X86) -# define VM_PAT VM_ARCH_1 /* PAT reserves whole VMA at once (x86) */ -#if defined (CONFIG_X86_INTEL_MEMORY_PROTECTION_KEYS) +#ifdef CONFIG_ARCH_HAS_PKEYS # define VM_PKEY_SHIFT VM_HIGH_ARCH_BIT_0 # define VM_PKEY_BIT0 VM_HIGH_ARCH_0 /* A protection key is a 4-bit value */ -# define VM_PKEY_BIT1 VM_HIGH_ARCH_1 +# define VM_PKEY_BIT1 VM_HIGH_ARCH_1 /* on x86 and 5-bit value on ppc64 */ # define VM_PKEY_BIT2 VM_HIGH_ARCH_2 # define VM_PKEY_BIT3 VM_HIGH_ARCH_3 +#ifdef CONFIG_PPC +# define VM_PKEY_BIT4 VM_HIGH_ARCH_4 +#else +# define VM_PKEY_BIT4 0 #endif +#endif /* CONFIG_ARCH_HAS_PKEYS */ + +#if defined(CONFIG_X86) +# define VM_PAT VM_ARCH_1 /* PAT reserves whole VMA at once (x86) */ #elif defined(CONFIG_PPC) # define VM_SAO VM_ARCH_1 /* Strong Access Ordering (powerpc) */ #elif defined(CONFIG_PARISC) @@ -379,7 +386,7 @@ enum page_entry_size { /* * These are the virtual MM functions - opening of an area, closing and * unmapping it (needed to keep files on disk up-to-date etc), pointer - * to the functions called when a no-page or a wp-page exception occurs. + * to the functions called when a no-page or a wp-page exception occurs. */ struct vm_operations_struct { void (*open)(struct vm_area_struct * area); @@ -560,10 +567,12 @@ static inline void *kvzalloc(size_t size, gfp_t flags) static inline void *kvmalloc_array(size_t n, size_t size, gfp_t flags) { - if (size != 0 && n > SIZE_MAX / size) + size_t bytes; + + if (unlikely(check_mul_overflow(n, size, &bytes))) return NULL; - return kvmalloc(n * size, flags); + return kvmalloc(bytes, flags); } extern void kvfree(const void *addr); @@ -1267,10 +1276,10 @@ struct page *_vm_normal_page(struct vm_area_struct *vma, unsigned long addr, struct page *vm_normal_page_pmd(struct vm_area_struct *vma, unsigned long addr, pmd_t pmd); -int zap_vma_ptes(struct vm_area_struct *vma, unsigned long address, - unsigned long size); +void zap_vma_ptes(struct vm_area_struct *vma, unsigned long address, + unsigned long size); void zap_page_range(struct vm_area_struct *vma, unsigned long address, - unsigned long size); + unsigned long size); void unmap_vmas(struct mmu_gather *tlb, struct vm_area_struct *start_vma, unsigned long start, unsigned long end); @@ -2109,7 +2118,6 @@ extern void setup_per_cpu_pageset(void); extern void zone_pcp_update(struct zone *zone); extern void zone_pcp_reset(struct zone *zone); -extern void setup_zone_pageset(struct zone *zone); /* page_alloc.c */ extern int min_free_kbytes; @@ -2466,6 +2474,13 @@ static inline vm_fault_t vmf_insert_pfn(struct vm_area_struct *vma, return VM_FAULT_NOPAGE; } +static inline vm_fault_t vmf_error(int err) +{ + if (err == -ENOMEM) + return VM_FAULT_OOM; + return VM_FAULT_SIGBUS; +} + struct page *follow_page_mask(struct vm_area_struct *vma, unsigned long address, unsigned int foll_flags, unsigned int *page_mask); @@ -2493,6 +2508,7 @@ static inline struct page *follow_page(struct vm_area_struct *vma, #define FOLL_MLOCK 0x1000 /* lock present pages */ #define FOLL_REMOTE 0x2000 /* we are working on non-current tsk/mm */ #define FOLL_COW 0x4000 /* internal GUP flag */ +#define FOLL_ANON 0x8000 /* don't do file mappings */ static inline int vm_fault_to_errno(int vm_fault, int foll_flags) { diff --git a/include/linux/mmc/card.h b/include/linux/mmc/card.h index 279b39008a33..de7377815b6b 100644 --- a/include/linux/mmc/card.h +++ b/include/linux/mmc/card.h @@ -156,6 +156,7 @@ struct sd_switch_caps { #define UHS_DDR50_MAX_DTR 50000000 #define UHS_SDR25_MAX_DTR UHS_DDR50_MAX_DTR #define UHS_SDR12_MAX_DTR 25000000 +#define DEFAULT_SPEED_MAX_DTR UHS_SDR12_MAX_DTR unsigned int sd3_bus_mode; #define UHS_SDR12_BUS_SPEED 0 #define HIGH_SPEED_BUS_SPEED 1 @@ -252,6 +253,7 @@ struct mmc_card { #define MMC_TYPE_SD_COMBO 3 /* SD combo (IO+mem) card */ unsigned int state; /* (our) card state */ unsigned int quirks; /* card quirks */ + unsigned int quirk_max_rate; /* max rate set by quirks */ #define MMC_QUIRK_LENIENT_FN0 (1<<0) /* allow SDIO FN0 writes outside of the VS CCCR range */ #define MMC_QUIRK_BLKSZ_FOR_BYTE_MODE (1<<1) /* use func->cur_blksize */ /* for byte mode */ diff --git a/include/linux/mmc/core.h b/include/linux/mmc/core.h index 927519385482..134a6483347a 100644 --- a/include/linux/mmc/core.h +++ b/include/linux/mmc/core.h @@ -177,6 +177,7 @@ int mmc_wait_for_cmd(struct mmc_host *host, struct mmc_command *cmd, int retries); int mmc_hw_reset(struct mmc_host *host); +int mmc_sw_reset(struct mmc_host *host); void mmc_set_data_timeout(struct mmc_data *data, const struct mmc_card *card); #endif /* LINUX_MMC_CORE_H */ diff --git a/include/linux/mmc/host.h b/include/linux/mmc/host.h index 85146235231e..64300a48dcce 100644 --- a/include/linux/mmc/host.h +++ b/include/linux/mmc/host.h @@ -22,6 +22,7 @@ struct mmc_ios { unsigned int clock; /* clock rate */ unsigned short vdd; + unsigned int power_delay_ms; /* waiting for stable power */ /* vdd stores the bit number of the selected voltage range from below. */ @@ -320,6 +321,9 @@ struct mmc_host { #define MMC_CAP_UHS_SDR50 (1 << 18) /* Host supports UHS SDR50 mode */ #define MMC_CAP_UHS_SDR104 (1 << 19) /* Host supports UHS SDR104 mode */ #define MMC_CAP_UHS_DDR50 (1 << 20) /* Host supports UHS DDR50 mode */ +#define MMC_CAP_UHS (MMC_CAP_UHS_SDR12 | MMC_CAP_UHS_SDR25 | \ + MMC_CAP_UHS_SDR50 | MMC_CAP_UHS_SDR104 | \ + MMC_CAP_UHS_DDR50) /* (1 << 21) is free for reuse */ #define MMC_CAP_DRIVER_TYPE_A (1 << 23) /* Host supports Driver Type A */ #define MMC_CAP_DRIVER_TYPE_C (1 << 24) /* Host supports Driver Type C */ @@ -345,6 +349,7 @@ struct mmc_host { #define MMC_CAP2_HS400_1_2V (1 << 16) /* Can support HS400 1.2V */ #define MMC_CAP2_HS400 (MMC_CAP2_HS400_1_8V | \ MMC_CAP2_HS400_1_2V) +#define MMC_CAP2_HSX00_1_8V (MMC_CAP2_HS200_1_8V_SDR | MMC_CAP2_HS400_1_8V) #define MMC_CAP2_HSX00_1_2V (MMC_CAP2_HS200_1_2V_SDR | MMC_CAP2_HS400_1_2V) #define MMC_CAP2_SDIO_IRQ_NOTHREAD (1 << 17) #define MMC_CAP2_NO_WRITE_PROTECT (1 << 18) /* No physical write protect pin, assume that card is always read-write */ @@ -354,6 +359,7 @@ struct mmc_host { #define MMC_CAP2_NO_MMC (1 << 22) /* Do not send (e)MMC commands during initialization */ #define MMC_CAP2_CQE (1 << 23) /* Has eMMC command queue engine */ #define MMC_CAP2_CQE_DCMD (1 << 24) /* CQE can issue a direct command */ +#define MMC_CAP2_AVOID_3_3V (1 << 25) /* Host must negotiate down from 3.3V */ int fixed_drv_type; /* fixed driver type for non-removable media */ diff --git a/include/linux/mmc/sdio_ids.h b/include/linux/mmc/sdio_ids.h index cdd66a5fbd5e..4224902a8e22 100644 --- a/include/linux/mmc/sdio_ids.h +++ b/include/linux/mmc/sdio_ids.h @@ -35,6 +35,7 @@ #define SDIO_DEVICE_ID_BROADCOM_4335_4339 0x4335 #define SDIO_DEVICE_ID_BROADCOM_4339 0x4339 #define SDIO_DEVICE_ID_BROADCOM_43362 0xa962 +#define SDIO_DEVICE_ID_BROADCOM_43364 0xa9a4 #define SDIO_DEVICE_ID_BROADCOM_43430 0xa9a6 #define SDIO_DEVICE_ID_BROADCOM_4345 0x4345 #define SDIO_DEVICE_ID_BROADCOM_43455 0xa9bf @@ -55,6 +56,7 @@ #define SDIO_DEVICE_ID_MARVELL_8688WLAN 0x9104 #define SDIO_DEVICE_ID_MARVELL_8688BT 0x9105 #define SDIO_DEVICE_ID_MARVELL_8797_F0 0x9128 +#define SDIO_DEVICE_ID_MARVELL_8887WLAN 0x9134 #define SDIO_VENDOR_ID_SIANO 0x039a #define SDIO_DEVICE_ID_SIANO_NOVA_B0 0x0201 diff --git a/include/linux/mmu_notifier.h b/include/linux/mmu_notifier.h index 2d07a1ed5a31..392e6af82701 100644 --- a/include/linux/mmu_notifier.h +++ b/include/linux/mmu_notifier.h @@ -174,7 +174,7 @@ struct mmu_notifier_ops { * invalidate_range_start()/end() notifiers, as * invalidate_range() alread catches the points in time when an * external TLB range needs to be flushed. For more in depth - * discussion on this see Documentation/vm/mmu_notifier.txt + * discussion on this see Documentation/vm/mmu_notifier.rst * * Note that this function might be called with just a sub-range * of what was passed to invalidate_range_start()/end(), if diff --git a/include/linux/mod_devicetable.h b/include/linux/mod_devicetable.h index 7d361be2e24f..2014bd19f28e 100644 --- a/include/linux/mod_devicetable.h +++ b/include/linux/mod_devicetable.h @@ -471,6 +471,17 @@ struct slim_device_id { kernel_ulong_t driver_data; }; +#define APR_NAME_SIZE 32 +#define APR_MODULE_PREFIX "apr:" + +struct apr_device_id { + char name[APR_NAME_SIZE]; + __u32 domain_id; + __u32 svc_id; + __u32 svc_version; + kernel_ulong_t driver_data; /* Data private to the driver */ +}; + #define SPMI_NAME_SIZE 32 #define SPMI_MODULE_PREFIX "spmi:" diff --git a/include/linux/mroute_base.h b/include/linux/mroute_base.h index d617fe45543e..d633f737b3c6 100644 --- a/include/linux/mroute_base.h +++ b/include/linux/mroute_base.h @@ -307,16 +307,6 @@ static inline void vif_device_init(struct vif_device *v, { } -static inline void * -mr_table_alloc(struct net *net, u32 id, - struct mr_table_ops *ops, - void (*expire_func)(struct timer_list *t), - void (*table_set)(struct mr_table *mrt, - struct net *net)) -{ - return NULL; -} - static inline void *mr_mfc_find_parent(struct mr_table *mrt, void *hasharg, int parent) { diff --git a/include/linux/msi.h b/include/linux/msi.h index 1f1bbb5b4679..5839d8062dfc 100644 --- a/include/linux/msi.h +++ b/include/linux/msi.h @@ -289,6 +289,8 @@ enum { * MSI_FLAG_ACTIVATE_EARLY has been set. */ MSI_FLAG_MUST_REACTIVATE = (1 << 5), + /* Is level-triggered capable, using two messages */ + MSI_FLAG_LEVEL_CAPABLE = (1 << 6), }; int msi_domain_set_affinity(struct irq_data *data, const struct cpumask *mask, diff --git a/include/linux/mtd/map.h b/include/linux/mtd/map.h index b5b43f94f311..01b990e4b228 100644 --- a/include/linux/mtd/map.h +++ b/include/linux/mtd/map.h @@ -312,7 +312,7 @@ void map_destroy(struct mtd_info *mtd); ({ \ int i, ret = 1; \ for (i = 0; i < map_words(map); i++) { \ - if (((val1).x[i] & (val2).x[i]) != (val2).x[i]) { \ + if (((val1).x[i] & (val2).x[i]) != (val3).x[i]) { \ ret = 0; \ break; \ } \ diff --git a/include/linux/mtd/rawnand.h b/include/linux/mtd/rawnand.h index 5dad59b31244..17c919436f48 100644 --- a/include/linux/mtd/rawnand.h +++ b/include/linux/mtd/rawnand.h @@ -867,12 +867,18 @@ struct nand_op_instr { * tBERS (during an erase) which all of them are u64 values that cannot be * divided by usual kernel macros and must be handled with the special * DIV_ROUND_UP_ULL() macro. + * + * Cast to type of dividend is needed here to guarantee that the result won't + * be an unsigned long long when the dividend is an unsigned long (or smaller), + * which is what the compiler does when it sees ternary operator with 2 + * different return types (picks the largest type to make sure there's no + * loss). */ -#define __DIVIDE(dividend, divisor) ({ \ - sizeof(dividend) == sizeof(u32) ? \ - DIV_ROUND_UP(dividend, divisor) : \ - DIV_ROUND_UP_ULL(dividend, divisor); \ - }) +#define __DIVIDE(dividend, divisor) ({ \ + (__typeof__(dividend))(sizeof(dividend) <= sizeof(unsigned long) ? \ + DIV_ROUND_UP(dividend, divisor) : \ + DIV_ROUND_UP_ULL(dividend, divisor)); \ + }) #define PSEC_TO_NSEC(x) __DIVIDE(x, 1000) #define PSEC_TO_MSEC(x) __DIVIDE(x, 1000000000) diff --git a/include/linux/mutex.h b/include/linux/mutex.h index 14bc0d5d0ee5..3093dd162424 100644 --- a/include/linux/mutex.h +++ b/include/linux/mutex.h @@ -146,9 +146,6 @@ extern void __mutex_init(struct mutex *lock, const char *name, */ static inline bool mutex_is_locked(struct mutex *lock) { - /* - * XXX think about spin_is_locked - */ return __mutex_owner(lock) != NULL; } diff --git a/include/linux/net.h b/include/linux/net.h index 2248a052061d..08b6eb964dd6 100644 --- a/include/linux/net.h +++ b/include/linux/net.h @@ -147,6 +147,7 @@ struct proto_ops { int (*getname) (struct socket *sock, struct sockaddr *addr, int peer); + __poll_t (*poll_mask) (struct socket *sock, __poll_t events); __poll_t (*poll) (struct file *file, struct socket *sock, struct poll_table_struct *wait); int (*ioctl) (struct socket *sock, unsigned int cmd, @@ -197,6 +198,7 @@ struct proto_ops { int offset, size_t size, int flags); int (*sendmsg_locked)(struct sock *sk, struct msghdr *msg, size_t size); + int (*set_rcvlowat)(struct sock *sk, int val); }; #define DECLARE_SOCKADDR(type, dst, src) \ diff --git a/include/linux/net_dim.h b/include/linux/net_dim.h index 29ed8fd6379a..db99240d00bd 100644 --- a/include/linux/net_dim.h +++ b/include/linux/net_dim.h @@ -103,11 +103,12 @@ enum { #define NET_DIM_PARAMS_NUM_PROFILES 5 /* Adaptive moderation profiles */ #define NET_DIM_DEFAULT_RX_CQ_MODERATION_PKTS_FROM_EQE 256 +#define NET_DIM_DEFAULT_TX_CQ_MODERATION_PKTS_FROM_EQE 128 #define NET_DIM_DEF_PROFILE_CQE 1 #define NET_DIM_DEF_PROFILE_EQE 1 /* All profiles sizes must be NET_PARAMS_DIM_NUM_PROFILES */ -#define NET_DIM_EQE_PROFILES { \ +#define NET_DIM_RX_EQE_PROFILES { \ {1, NET_DIM_DEFAULT_RX_CQ_MODERATION_PKTS_FROM_EQE}, \ {8, NET_DIM_DEFAULT_RX_CQ_MODERATION_PKTS_FROM_EQE}, \ {64, NET_DIM_DEFAULT_RX_CQ_MODERATION_PKTS_FROM_EQE}, \ @@ -115,7 +116,7 @@ enum { {256, NET_DIM_DEFAULT_RX_CQ_MODERATION_PKTS_FROM_EQE}, \ } -#define NET_DIM_CQE_PROFILES { \ +#define NET_DIM_RX_CQE_PROFILES { \ {2, 256}, \ {8, 128}, \ {16, 64}, \ @@ -123,32 +124,68 @@ enum { {64, 64} \ } +#define NET_DIM_TX_EQE_PROFILES { \ + {1, NET_DIM_DEFAULT_TX_CQ_MODERATION_PKTS_FROM_EQE}, \ + {8, NET_DIM_DEFAULT_TX_CQ_MODERATION_PKTS_FROM_EQE}, \ + {32, NET_DIM_DEFAULT_TX_CQ_MODERATION_PKTS_FROM_EQE}, \ + {64, NET_DIM_DEFAULT_TX_CQ_MODERATION_PKTS_FROM_EQE}, \ + {128, NET_DIM_DEFAULT_TX_CQ_MODERATION_PKTS_FROM_EQE} \ +} + +#define NET_DIM_TX_CQE_PROFILES { \ + {5, 128}, \ + {8, 64}, \ + {16, 32}, \ + {32, 32}, \ + {64, 32} \ +} + static const struct net_dim_cq_moder -profile[NET_DIM_CQ_PERIOD_NUM_MODES][NET_DIM_PARAMS_NUM_PROFILES] = { - NET_DIM_EQE_PROFILES, - NET_DIM_CQE_PROFILES, +rx_profile[NET_DIM_CQ_PERIOD_NUM_MODES][NET_DIM_PARAMS_NUM_PROFILES] = { + NET_DIM_RX_EQE_PROFILES, + NET_DIM_RX_CQE_PROFILES, }; -static inline struct net_dim_cq_moder net_dim_get_profile(u8 cq_period_mode, - int ix) +static const struct net_dim_cq_moder +tx_profile[NET_DIM_CQ_PERIOD_NUM_MODES][NET_DIM_PARAMS_NUM_PROFILES] = { + NET_DIM_TX_EQE_PROFILES, + NET_DIM_TX_CQE_PROFILES, +}; + +static inline struct net_dim_cq_moder +net_dim_get_rx_moderation(u8 cq_period_mode, int ix) { - struct net_dim_cq_moder cq_moder; + struct net_dim_cq_moder cq_moder = rx_profile[cq_period_mode][ix]; - cq_moder = profile[cq_period_mode][ix]; cq_moder.cq_period_mode = cq_period_mode; return cq_moder; } -static inline struct net_dim_cq_moder net_dim_get_def_profile(u8 rx_cq_period_mode) +static inline struct net_dim_cq_moder +net_dim_get_def_rx_moderation(u8 cq_period_mode) +{ + u8 profile_ix = cq_period_mode == NET_DIM_CQ_PERIOD_MODE_START_FROM_CQE ? + NET_DIM_DEF_PROFILE_CQE : NET_DIM_DEF_PROFILE_EQE; + + return net_dim_get_rx_moderation(cq_period_mode, profile_ix); +} + +static inline struct net_dim_cq_moder +net_dim_get_tx_moderation(u8 cq_period_mode, int ix) { - int default_profile_ix; + struct net_dim_cq_moder cq_moder = tx_profile[cq_period_mode][ix]; + + cq_moder.cq_period_mode = cq_period_mode; + return cq_moder; +} - if (rx_cq_period_mode == NET_DIM_CQ_PERIOD_MODE_START_FROM_CQE) - default_profile_ix = NET_DIM_DEF_PROFILE_CQE; - else /* NET_DIM_CQ_PERIOD_MODE_START_FROM_EQE */ - default_profile_ix = NET_DIM_DEF_PROFILE_EQE; +static inline struct net_dim_cq_moder +net_dim_get_def_tx_moderation(u8 cq_period_mode) +{ + u8 profile_ix = cq_period_mode == NET_DIM_CQ_PERIOD_MODE_START_FROM_CQE ? + NET_DIM_DEF_PROFILE_CQE : NET_DIM_DEF_PROFILE_EQE; - return net_dim_get_profile(rx_cq_period_mode, default_profile_ix); + return net_dim_get_tx_moderation(cq_period_mode, profile_ix); } static inline bool net_dim_on_top(struct net_dim *dim) diff --git a/include/linux/netdev_features.h b/include/linux/netdev_features.h index 35b79f47a13d..623bb8ced060 100644 --- a/include/linux/netdev_features.h +++ b/include/linux/netdev_features.h @@ -55,8 +55,9 @@ enum { NETIF_F_GSO_SCTP_BIT, /* ... SCTP fragmentation */ NETIF_F_GSO_ESP_BIT, /* ... ESP with TSO */ NETIF_F_GSO_UDP_BIT, /* ... UFO, deprecated except tuntap */ + NETIF_F_GSO_UDP_L4_BIT, /* ... UDP payload GSO (not UFO) */ /**/NETIF_F_GSO_LAST = /* last bit, see GSO_MASK */ - NETIF_F_GSO_UDP_BIT, + NETIF_F_GSO_UDP_L4_BIT, NETIF_F_FCOE_CRC_BIT, /* FCoE CRC32 */ NETIF_F_SCTP_CRC_BIT, /* SCTP checksum offload */ @@ -77,6 +78,7 @@ enum { NETIF_F_HW_ESP_BIT, /* Hardware ESP transformation offload */ NETIF_F_HW_ESP_TX_CSUM_BIT, /* ESP with TX checksum offload */ NETIF_F_RX_UDP_TUNNEL_PORT_BIT, /* Offload of RX port for UDP tunnels */ + NETIF_F_HW_TLS_TX_BIT, /* Hardware TLS TX offload */ NETIF_F_GRO_HW_BIT, /* Hardware Generic receive offload */ NETIF_F_HW_TLS_RECORD_BIT, /* Offload TLS record */ @@ -147,6 +149,8 @@ enum { #define NETIF_F_HW_ESP_TX_CSUM __NETIF_F(HW_ESP_TX_CSUM) #define NETIF_F_RX_UDP_TUNNEL_PORT __NETIF_F(RX_UDP_TUNNEL_PORT) #define NETIF_F_HW_TLS_RECORD __NETIF_F(HW_TLS_RECORD) +#define NETIF_F_GSO_UDP_L4 __NETIF_F(GSO_UDP_L4) +#define NETIF_F_HW_TLS_TX __NETIF_F(HW_TLS_TX) #define for_each_netdev_feature(mask_addr, bit) \ for_each_set_bit(bit, (unsigned long *)mask_addr, NETDEV_FEATURE_COUNT) diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h index cf44503ea81a..3ec9850c7936 100644 --- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h @@ -791,6 +791,7 @@ enum tc_setup_type { TC_SETUP_QDISC_CBS, TC_SETUP_QDISC_RED, TC_SETUP_QDISC_PRIO, + TC_SETUP_QDISC_MQ, }; /* These structures hold the attributes of bpf state that are being passed @@ -817,10 +818,13 @@ enum bpf_netdev_command { BPF_OFFLOAD_DESTROY, BPF_OFFLOAD_MAP_ALLOC, BPF_OFFLOAD_MAP_FREE, + XDP_QUERY_XSK_UMEM, + XDP_SETUP_XSK_UMEM, }; struct bpf_prog_offload_ops; struct netlink_ext_ack; +struct xdp_umem; struct netdev_bpf { enum bpf_netdev_command command; @@ -851,6 +855,11 @@ struct netdev_bpf { struct { struct bpf_offloaded_map *offmap; }; + /* XDP_SETUP_XSK_UMEM */ + struct { + struct xdp_umem *umem; + u16 queue_id; + } xsk; }; }; @@ -865,6 +874,26 @@ struct xfrmdev_ops { }; #endif +#if IS_ENABLED(CONFIG_TLS_DEVICE) +enum tls_offload_ctx_dir { + TLS_OFFLOAD_CTX_DIR_RX, + TLS_OFFLOAD_CTX_DIR_TX, +}; + +struct tls_crypto_info; +struct tls_context; + +struct tlsdev_ops { + int (*tls_dev_add)(struct net_device *netdev, struct sock *sk, + enum tls_offload_ctx_dir direction, + struct tls_crypto_info *crypto_info, + u32 start_offload_tcp_sn); + void (*tls_dev_del)(struct net_device *netdev, + struct tls_context *ctx, + enum tls_offload_ctx_dir direction); +}; +#endif + struct dev_ifalias { struct rcu_head rcuhead; char ifalias[]; @@ -1165,12 +1194,13 @@ struct dev_ifalias { * This function is used to set or query state related to XDP on the * netdevice and manage BPF offload. See definition of * enum bpf_netdev_command for details. - * int (*ndo_xdp_xmit)(struct net_device *dev, struct xdp_buff *xdp); - * This function is used to submit a XDP packet for transmit on a - * netdevice. - * void (*ndo_xdp_flush)(struct net_device *dev); - * This function is used to inform the driver to flush a particular - * xdp tx queue. Must be called on same CPU as xdp_xmit. + * int (*ndo_xdp_xmit)(struct net_device *dev, int n, struct xdp_frame **xdp, + * u32 flags); + * This function is used to submit @n XDP packets for transmit on a + * netdevice. Returns number of frames successfully transmitted, frames + * that got dropped are freed/returned via xdp_return_frame(). + * Returns negative number, means general error invoking ndo, meaning + * no frames were xmit'ed and core-caller will free all frames. */ struct net_device_ops { int (*ndo_init)(struct net_device *dev); @@ -1355,9 +1385,11 @@ struct net_device_ops { int needed_headroom); int (*ndo_bpf)(struct net_device *dev, struct netdev_bpf *bpf); - int (*ndo_xdp_xmit)(struct net_device *dev, - struct xdp_buff *xdp); - void (*ndo_xdp_flush)(struct net_device *dev); + int (*ndo_xdp_xmit)(struct net_device *dev, int n, + struct xdp_frame **xdp, + u32 flags); + int (*ndo_xsk_async_xmit)(struct net_device *dev, + u32 queue_id); }; /** @@ -1401,6 +1433,8 @@ struct net_device_ops { * entity (i.e. the master device for bridged veth) * @IFF_MACSEC: device is a MACsec device * @IFF_NO_RX_HANDLER: device doesn't support the rx_handler hook + * @IFF_FAILOVER: device is a failover master device + * @IFF_FAILOVER_SLAVE: device is lower dev of a failover master device */ enum netdev_priv_flags { IFF_802_1Q_VLAN = 1<<0, @@ -1430,6 +1464,8 @@ enum netdev_priv_flags { IFF_PHONY_HEADROOM = 1<<24, IFF_MACSEC = 1<<25, IFF_NO_RX_HANDLER = 1<<26, + IFF_FAILOVER = 1<<27, + IFF_FAILOVER_SLAVE = 1<<28, }; #define IFF_802_1Q_VLAN IFF_802_1Q_VLAN @@ -1458,6 +1494,8 @@ enum netdev_priv_flags { #define IFF_RXFH_CONFIGURED IFF_RXFH_CONFIGURED #define IFF_MACSEC IFF_MACSEC #define IFF_NO_RX_HANDLER IFF_NO_RX_HANDLER +#define IFF_FAILOVER IFF_FAILOVER +#define IFF_FAILOVER_SLAVE IFF_FAILOVER_SLAVE /** * struct net_device - The DEVICE structure. @@ -1750,6 +1788,10 @@ struct net_device { const struct xfrmdev_ops *xfrmdev_ops; #endif +#if IS_ENABLED(CONFIG_TLS_DEVICE) + const struct tlsdev_ops *tlsdev_ops; +#endif + const struct header_ops *header_ops; unsigned int flags; @@ -2304,8 +2346,19 @@ enum netdev_lag_tx_type { NETDEV_LAG_TX_TYPE_HASH, }; +enum netdev_lag_hash { + NETDEV_LAG_HASH_NONE, + NETDEV_LAG_HASH_L2, + NETDEV_LAG_HASH_L34, + NETDEV_LAG_HASH_L23, + NETDEV_LAG_HASH_E23, + NETDEV_LAG_HASH_E34, + NETDEV_LAG_HASH_UNKNOWN, +}; + struct netdev_lag_upper_info { enum netdev_lag_tx_type tx_type; + enum netdev_lag_hash hash_type; }; struct netdev_lag_lower_state_info { @@ -2486,6 +2539,7 @@ void dev_disable_lro(struct net_device *dev); int dev_loopback_xmit(struct net *net, struct sock *sk, struct sk_buff *newskb); int dev_queue_xmit(struct sk_buff *skb); int dev_queue_xmit_accel(struct sk_buff *skb, void *accel_priv); +int dev_direct_xmit(struct sk_buff *skb, u16 queue_id); int register_netdevice(struct net_device *dev); void unregister_netdevice_queue(struct net_device *dev, struct list_head *head); void unregister_netdevice_many(struct list_head *head); @@ -3213,19 +3267,6 @@ static inline int netif_set_xps_queue(struct net_device *dev, } #endif -u16 __skb_tx_hash(const struct net_device *dev, struct sk_buff *skb, - unsigned int num_tx_queues); - -/* - * Returns a Tx hash for the given packet when dev->real_num_tx_queues is used - * as a distribution range limit for the returned value. - */ -static inline u16 skb_tx_hash(const struct net_device *dev, - struct sk_buff *skb) -{ - return __skb_tx_hash(dev, skb, dev->real_num_tx_queues); -} - /** * netif_is_multiqueue - test if device has multiple transmit queues * @dev: network device @@ -4186,6 +4227,7 @@ static inline bool net_gso_ok(netdev_features_t features, int gso_type) BUILD_BUG_ON(SKB_GSO_SCTP != (NETIF_F_GSO_SCTP >> NETIF_F_GSO_SHIFT)); BUILD_BUG_ON(SKB_GSO_ESP != (NETIF_F_GSO_ESP >> NETIF_F_GSO_SHIFT)); BUILD_BUG_ON(SKB_GSO_UDP != (NETIF_F_GSO_UDP >> NETIF_F_GSO_SHIFT)); + BUILD_BUG_ON(SKB_GSO_UDP_L4 != (NETIF_F_GSO_UDP_L4 >> NETIF_F_GSO_SHIFT)); return (features & feature) == feature; } @@ -4308,6 +4350,16 @@ static inline bool netif_is_rxfh_configured(const struct net_device *dev) return dev->priv_flags & IFF_RXFH_CONFIGURED; } +static inline bool netif_is_failover(const struct net_device *dev) +{ + return dev->priv_flags & IFF_FAILOVER; +} + +static inline bool netif_is_failover_slave(const struct net_device *dev) +{ + return dev->priv_flags & IFF_FAILOVER_SLAVE; +} + /* This device needs to keep skb dst for qdisc enqueue or ndo_start_xmit() */ static inline void netif_keep_dst(struct net_device *dev) { diff --git a/include/linux/netfilter.h b/include/linux/netfilter.h index 85a1a0b32c66..04551af2ff23 100644 --- a/include/linux/netfilter.h +++ b/include/linux/netfilter.h @@ -67,7 +67,6 @@ struct nf_hook_ops { struct net_device *dev; void *priv; u_int8_t pf; - bool nat_hook; unsigned int hooknum; /* Hooks are ordered in ascending priority. */ int priority; @@ -321,18 +320,33 @@ int nf_route(struct net *net, struct dst_entry **dst, struct flowi *fl, int nf_reroute(struct sk_buff *skb, struct nf_queue_entry *entry); #include <net/flow.h> -extern void (*nf_nat_decode_session_hook)(struct sk_buff *, struct flowi *); + +struct nf_conn; +enum nf_nat_manip_type; +struct nlattr; +enum ip_conntrack_dir; + +struct nf_nat_hook { + int (*parse_nat_setup)(struct nf_conn *ct, enum nf_nat_manip_type manip, + const struct nlattr *attr); + void (*decode_session)(struct sk_buff *skb, struct flowi *fl); + unsigned int (*manip_pkt)(struct sk_buff *skb, struct nf_conn *ct, + enum nf_nat_manip_type mtype, + enum ip_conntrack_dir dir); +}; + +extern struct nf_nat_hook __rcu *nf_nat_hook; static inline void nf_nat_decode_session(struct sk_buff *skb, struct flowi *fl, u_int8_t family) { #ifdef CONFIG_NF_NAT_NEEDED - void (*decodefn)(struct sk_buff *, struct flowi *); + struct nf_nat_hook *nat_hook; rcu_read_lock(); - decodefn = rcu_dereference(nf_nat_decode_session_hook); - if (decodefn) - decodefn(skb, fl); + nat_hook = rcu_dereference(nf_nat_hook); + if (nat_hook->decode_session) + nat_hook->decode_session(skb, fl); rcu_read_unlock(); #endif } @@ -374,13 +388,19 @@ nf_nat_decode_session(struct sk_buff *skb, struct flowi *fl, u_int8_t family) extern void (*ip_ct_attach)(struct sk_buff *, const struct sk_buff *) __rcu; void nf_ct_attach(struct sk_buff *, const struct sk_buff *); -extern void (*nf_ct_destroy)(struct nf_conntrack *) __rcu; #else static inline void nf_ct_attach(struct sk_buff *new, struct sk_buff *skb) {} #endif struct nf_conn; enum ip_conntrack_info; + +struct nf_ct_hook { + int (*update)(struct net *net, struct sk_buff *skb); + void (*destroy)(struct nf_conntrack *); +}; +extern struct nf_ct_hook __rcu *nf_ct_hook; + struct nlattr; struct nfnl_ct_hook { diff --git a/include/linux/netfilter/nf_osf.h b/include/linux/netfilter/nf_osf.h new file mode 100644 index 000000000000..0e114c492fb8 --- /dev/null +++ b/include/linux/netfilter/nf_osf.h @@ -0,0 +1,33 @@ +#include <uapi/linux/netfilter/nf_osf.h> + +/* Initial window size option state machine: multiple of mss, mtu or + * plain numeric value. Can also be made as plain numeric value which + * is not a multiple of specified value. + */ +enum nf_osf_window_size_options { + OSF_WSS_PLAIN = 0, + OSF_WSS_MSS, + OSF_WSS_MTU, + OSF_WSS_MODULO, + OSF_WSS_MAX, +}; + +enum osf_fmatch_states { + /* Packet does not match the fingerprint */ + FMATCH_WRONG = 0, + /* Packet matches the fingerprint */ + FMATCH_OK, + /* Options do not match the fingerprint, but header does */ + FMATCH_OPT_WRONG, +}; + +struct nf_osf_finger { + struct rcu_head rcu_head; + struct list_head finger_entry; + struct nf_osf_user_finger finger; +}; + +bool nf_osf_match(const struct sk_buff *skb, u_int8_t family, + int hooknum, struct net_device *in, struct net_device *out, + const struct nf_osf_info *info, struct net *net, + const struct list_head *nf_osf_fingers); diff --git a/include/linux/netfilter/nfnetlink.h b/include/linux/netfilter/nfnetlink.h index 34551f8aaf9d..3ecc3050be0e 100644 --- a/include/linux/netfilter/nfnetlink.h +++ b/include/linux/netfilter/nfnetlink.h @@ -31,6 +31,7 @@ struct nfnetlink_subsystem { const struct nfnl_callback *cb; /* callback for individual types */ int (*commit)(struct net *net, struct sk_buff *skb); int (*abort)(struct net *net, struct sk_buff *skb); + void (*cleanup)(struct net *net); bool (*valid_genid)(struct net *net, u32 genid); }; diff --git a/include/linux/netfilter_bridge/ebtables.h b/include/linux/netfilter_bridge/ebtables.h index 0773b5a032f1..c6935be7c6ca 100644 --- a/include/linux/netfilter_bridge/ebtables.h +++ b/include/linux/netfilter_bridge/ebtables.h @@ -17,10 +17,6 @@ #include <linux/if_ether.h> #include <uapi/linux/netfilter_bridge/ebtables.h> -/* return values for match() functions */ -#define EBT_MATCH 0 -#define EBT_NOMATCH 1 - struct ebt_match { struct list_head list; const char name[EBT_FUNCTION_MAXNAMELEN]; diff --git a/include/linux/node.h b/include/linux/node.h index 41f171861dcc..6d336e38d155 100644 --- a/include/linux/node.h +++ b/include/linux/node.h @@ -32,9 +32,11 @@ extern struct node *node_devices[]; typedef void (*node_registration_func_t)(struct node *); #if defined(CONFIG_MEMORY_HOTPLUG_SPARSE) && defined(CONFIG_NUMA) -extern int link_mem_sections(int nid, unsigned long start_pfn, unsigned long nr_pages); +extern int link_mem_sections(int nid, unsigned long start_pfn, + unsigned long nr_pages, bool check_nid); #else -static inline int link_mem_sections(int nid, unsigned long start_pfn, unsigned long nr_pages) +static inline int link_mem_sections(int nid, unsigned long start_pfn, + unsigned long nr_pages, bool check_nid) { return 0; } @@ -57,7 +59,7 @@ static inline int register_one_node(int nid) if (error) return error; /* link memory sections under this node */ - error = link_mem_sections(nid, pgdat->node_start_pfn, pgdat->node_spanned_pages); + error = link_mem_sections(nid, pgdat->node_start_pfn, pgdat->node_spanned_pages, true); } return error; diff --git a/include/linux/nospec.h b/include/linux/nospec.h index e791ebc65c9c..0c5ef54fd416 100644 --- a/include/linux/nospec.h +++ b/include/linux/nospec.h @@ -7,6 +7,8 @@ #define _LINUX_NOSPEC_H #include <asm/barrier.h> +struct task_struct; + /** * array_index_mask_nospec() - generate a ~0 mask when index < size, 0 otherwise * @index: array element index @@ -55,4 +57,12 @@ static inline unsigned long array_index_mask_nospec(unsigned long index, \ (typeof(_i)) (_i & _mask); \ }) + +/* Speculation control prctl */ +int arch_prctl_spec_ctrl_get(struct task_struct *task, unsigned long which); +int arch_prctl_spec_ctrl_set(struct task_struct *task, unsigned long which, + unsigned long ctrl); +/* Speculation control for seccomp enforced mitigation */ +void arch_seccomp_spec_mitigate(struct task_struct *task); + #endif /* _LINUX_NOSPEC_H */ diff --git a/include/linux/notifier.h b/include/linux/notifier.h index 6d731110e0db..f35c7bf76143 100644 --- a/include/linux/notifier.h +++ b/include/linux/notifier.h @@ -43,9 +43,7 @@ * in srcu_notifier_call_chain(): no cache bounces and no memory barriers. * As compensation, srcu_notifier_chain_unregister() is rather expensive. * SRCU notifier chains should be used when the chain will be called very - * often but notifier_blocks will seldom be removed. Also, SRCU notifier - * chains are slightly more difficult to use because they require special - * runtime initialization. + * often but notifier_blocks will seldom be removed. */ struct notifier_block; @@ -91,7 +89,7 @@ struct srcu_notifier_head { (name)->head = NULL; \ } while (0) -/* srcu_notifier_heads must be initialized and cleaned up dynamically */ +/* srcu_notifier_heads must be cleaned up dynamically */ extern void srcu_init_notifier_head(struct srcu_notifier_head *nh); #define srcu_cleanup_notifier_head(name) \ cleanup_srcu_struct(&(name)->srcu); @@ -104,7 +102,13 @@ extern void srcu_init_notifier_head(struct srcu_notifier_head *nh); .head = NULL } #define RAW_NOTIFIER_INIT(name) { \ .head = NULL } -/* srcu_notifier_heads cannot be initialized statically */ + +#define SRCU_NOTIFIER_INIT(name, pcpu) \ + { \ + .mutex = __MUTEX_INITIALIZER(name.mutex), \ + .head = NULL, \ + .srcu = __SRCU_STRUCT_INIT(name.srcu, pcpu), \ + } #define ATOMIC_NOTIFIER_HEAD(name) \ struct atomic_notifier_head name = \ @@ -116,6 +120,26 @@ extern void srcu_init_notifier_head(struct srcu_notifier_head *nh); struct raw_notifier_head name = \ RAW_NOTIFIER_INIT(name) +#ifdef CONFIG_TREE_SRCU +#define _SRCU_NOTIFIER_HEAD(name, mod) \ + static DEFINE_PER_CPU(struct srcu_data, \ + name##_head_srcu_data); \ + mod struct srcu_notifier_head name = \ + SRCU_NOTIFIER_INIT(name, name##_head_srcu_data) + +#else +#define _SRCU_NOTIFIER_HEAD(name, mod) \ + mod struct srcu_notifier_head name = \ + SRCU_NOTIFIER_INIT(name, name) + +#endif + +#define SRCU_NOTIFIER_HEAD(name) \ + _SRCU_NOTIFIER_HEAD(name, /* not static */) + +#define SRCU_NOTIFIER_HEAD_STATIC(name) \ + _SRCU_NOTIFIER_HEAD(name, static) + #ifdef __KERNEL__ extern int atomic_notifier_chain_register(struct atomic_notifier_head *nh, diff --git a/include/linux/nubus.h b/include/linux/nubus.h index 6e8200215321..eba50b057f6f 100644 --- a/include/linux/nubus.h +++ b/include/linux/nubus.h @@ -163,7 +163,7 @@ void nubus_seq_write_rsrc_mem(struct seq_file *m, unsigned char *nubus_dirptr(const struct nubus_dirent *nd); /* Declarations relating to driver model objects */ -int nubus_bus_register(void); +int nubus_parent_device_register(void); int nubus_device_register(struct nubus_board *board); int nubus_driver_register(struct nubus_driver *ndrv); void nubus_driver_unregister(struct nubus_driver *ndrv); diff --git a/include/linux/nvme.h b/include/linux/nvme.h index 4112e2bd747f..2950ce957656 100644 --- a/include/linux/nvme.h +++ b/include/linux/nvme.h @@ -436,10 +436,19 @@ enum { enum { NVME_AER_ERROR = 0, NVME_AER_SMART = 1, + NVME_AER_NOTICE = 2, NVME_AER_CSS = 6, NVME_AER_VS = 7, - NVME_AER_NOTICE_NS_CHANGED = 0x0002, - NVME_AER_NOTICE_FW_ACT_STARTING = 0x0102, +}; + +enum { + NVME_AER_NOTICE_NS_CHANGED = 0x00, + NVME_AER_NOTICE_FW_ACT_STARTING = 0x01, +}; + +enum { + NVME_AEN_CFG_NS_ATTR = 1 << 8, + NVME_AEN_CFG_FW_ACT = 1 << 9, }; struct nvme_lba_range_type { @@ -747,6 +756,7 @@ enum { NVME_LOG_ERROR = 0x01, NVME_LOG_SMART = 0x02, NVME_LOG_FW_SLOT = 0x03, + NVME_LOG_CHANGED_NS = 0x04, NVME_LOG_CMD_EFFECTS = 0x05, NVME_LOG_DISC = 0x70, NVME_LOG_RESERVATION = 0x80, @@ -755,6 +765,8 @@ enum { NVME_FWACT_ACTV = (2 << 3), }; +#define NVME_MAX_CHANGED_NAMESPACES 1024 + struct nvme_identify { __u8 opcode; __u8 flags; diff --git a/include/linux/nvmem-provider.h b/include/linux/nvmem-provider.h index f89598bc4e1c..24def6ad09bb 100644 --- a/include/linux/nvmem-provider.h +++ b/include/linux/nvmem-provider.h @@ -77,6 +77,9 @@ struct nvmem_device *devm_nvmem_register(struct device *dev, int devm_nvmem_unregister(struct device *dev, struct nvmem_device *nvmem); +int nvmem_add_cells(struct nvmem_device *nvmem, + const struct nvmem_cell_info *info, + int ncells); #else static inline struct nvmem_device *nvmem_register(const struct nvmem_config *c) @@ -99,6 +102,14 @@ static inline int devm_nvmem_unregister(struct device *dev, struct nvmem_device *nvmem) { return nvmem_unregister(nvmem); + +} + +static inline int nvmem_add_cells(struct nvmem_device *nvmem, + const struct nvmem_cell_info *info, + int ncells) +{ + return -ENOSYS; } #endif /* CONFIG_NVMEM */ diff --git a/include/linux/of_device.h b/include/linux/of_device.h index 8da5a1b31ece..165fd302b442 100644 --- a/include/linux/of_device.h +++ b/include/linux/of_device.h @@ -55,7 +55,9 @@ static inline struct device_node *of_cpu_device_node_get(int cpu) return of_node_get(cpu_dev->of_node); } -int of_dma_configure(struct device *dev, struct device_node *np); +int of_dma_configure(struct device *dev, + struct device_node *np, + bool force_dma); void of_dma_deconfigure(struct device *dev); #else /* CONFIG_OF */ @@ -105,7 +107,9 @@ static inline struct device_node *of_cpu_device_node_get(int cpu) return NULL; } -static inline int of_dma_configure(struct device *dev, struct device_node *np) +static inline int of_dma_configure(struct device *dev, + struct device_node *np, + bool force_dma) { return 0; } diff --git a/include/linux/of_pci.h b/include/linux/of_pci.h index 091033a6b836..e83d87fc5673 100644 --- a/include/linux/of_pci.h +++ b/include/linux/of_pci.h @@ -13,9 +13,6 @@ struct device_node; struct device_node *of_pci_find_child_device(struct device_node *parent, unsigned int devfn); int of_pci_get_devfn(struct device_node *np); -int of_pci_parse_bus_range(struct device_node *node, struct resource *res); -int of_get_pci_domain_nr(struct device_node *node); -int of_pci_get_max_link_speed(struct device_node *node); void of_pci_check_probe_only(void); int of_pci_map_rid(struct device_node *np, u32 rid, const char *map_name, const char *map_mask_name, @@ -32,18 +29,6 @@ static inline int of_pci_get_devfn(struct device_node *np) return -EINVAL; } -static inline int -of_pci_parse_bus_range(struct device_node *node, struct resource *res) -{ - return -EINVAL; -} - -static inline int -of_get_pci_domain_nr(struct device_node *node) -{ - return -1; -} - static inline int of_pci_map_rid(struct device_node *np, u32 rid, const char *map_name, const char *map_mask_name, struct device_node **target, u32 *id_out) @@ -51,12 +36,6 @@ static inline int of_pci_map_rid(struct device_node *np, u32 rid, return -EINVAL; } -static inline int -of_pci_get_max_link_speed(struct device_node *node) -{ - return -EINVAL; -} - static inline void of_pci_check_probe_only(void) { } #endif @@ -70,17 +49,4 @@ of_irq_parse_and_map_pci(const struct pci_dev *dev, u8 slot, u8 pin) } #endif -#if defined(CONFIG_OF_ADDRESS) -int of_pci_get_host_bridge_resources(struct device_node *dev, - unsigned char busno, unsigned char bus_max, - struct list_head *resources, resource_size_t *io_base); -#else -static inline int of_pci_get_host_bridge_resources(struct device_node *dev, - unsigned char busno, unsigned char bus_max, - struct list_head *resources, resource_size_t *io_base) -{ - return -EINVAL; -} -#endif - #endif diff --git a/include/linux/omap-iommu.h b/include/linux/omap-iommu.h index c1aede46718b..ce1b7c6283ee 100644 --- a/include/linux/omap-iommu.h +++ b/include/linux/omap-iommu.h @@ -13,7 +13,12 @@ #ifndef _OMAP_IOMMU_H_ #define _OMAP_IOMMU_H_ +#ifdef CONFIG_OMAP_IOMMU extern void omap_iommu_save_ctx(struct device *dev); extern void omap_iommu_restore_ctx(struct device *dev); +#else +static inline void omap_iommu_save_ctx(struct device *dev) {} +static inline void omap_iommu_restore_ctx(struct device *dev) {} +#endif #endif diff --git a/include/linux/oom.h b/include/linux/oom.h index 5bad038ac012..6adac113e96d 100644 --- a/include/linux/oom.h +++ b/include/linux/oom.h @@ -95,6 +95,8 @@ static inline int check_stable_address_space(struct mm_struct *mm) return 0; } +void __oom_reap_task_mm(struct mm_struct *mm); + extern unsigned long oom_badness(struct task_struct *p, struct mem_cgroup *memcg, const nodemask_t *nodemask, unsigned long totalpages); diff --git a/include/linux/overflow.h b/include/linux/overflow.h new file mode 100644 index 000000000000..8712ff70995f --- /dev/null +++ b/include/linux/overflow.h @@ -0,0 +1,278 @@ +/* SPDX-License-Identifier: GPL-2.0 OR MIT */ +#ifndef __LINUX_OVERFLOW_H +#define __LINUX_OVERFLOW_H + +#include <linux/compiler.h> + +/* + * In the fallback code below, we need to compute the minimum and + * maximum values representable in a given type. These macros may also + * be useful elsewhere, so we provide them outside the + * COMPILER_HAS_GENERIC_BUILTIN_OVERFLOW block. + * + * It would seem more obvious to do something like + * + * #define type_min(T) (T)(is_signed_type(T) ? (T)1 << (8*sizeof(T)-1) : 0) + * #define type_max(T) (T)(is_signed_type(T) ? ((T)1 << (8*sizeof(T)-1)) - 1 : ~(T)0) + * + * Unfortunately, the middle expressions, strictly speaking, have + * undefined behaviour, and at least some versions of gcc warn about + * the type_max expression (but not if -fsanitize=undefined is in + * effect; in that case, the warning is deferred to runtime...). + * + * The slightly excessive casting in type_min is to make sure the + * macros also produce sensible values for the exotic type _Bool. [The + * overflow checkers only almost work for _Bool, but that's + * a-feature-not-a-bug, since people shouldn't be doing arithmetic on + * _Bools. Besides, the gcc builtins don't allow _Bool* as third + * argument.] + * + * Idea stolen from + * https://mail-index.netbsd.org/tech-misc/2007/02/05/0000.html - + * credit to Christian Biere. + */ +#define is_signed_type(type) (((type)(-1)) < (type)1) +#define __type_half_max(type) ((type)1 << (8*sizeof(type) - 1 - is_signed_type(type))) +#define type_max(T) ((T)((__type_half_max(T) - 1) + __type_half_max(T))) +#define type_min(T) ((T)((T)-type_max(T)-(T)1)) + + +#ifdef COMPILER_HAS_GENERIC_BUILTIN_OVERFLOW +/* + * For simplicity and code hygiene, the fallback code below insists on + * a, b and *d having the same type (similar to the min() and max() + * macros), whereas gcc's type-generic overflow checkers accept + * different types. Hence we don't just make check_add_overflow an + * alias for __builtin_add_overflow, but add type checks similar to + * below. + */ +#define check_add_overflow(a, b, d) ({ \ + typeof(a) __a = (a); \ + typeof(b) __b = (b); \ + typeof(d) __d = (d); \ + (void) (&__a == &__b); \ + (void) (&__a == __d); \ + __builtin_add_overflow(__a, __b, __d); \ +}) + +#define check_sub_overflow(a, b, d) ({ \ + typeof(a) __a = (a); \ + typeof(b) __b = (b); \ + typeof(d) __d = (d); \ + (void) (&__a == &__b); \ + (void) (&__a == __d); \ + __builtin_sub_overflow(__a, __b, __d); \ +}) + +#define check_mul_overflow(a, b, d) ({ \ + typeof(a) __a = (a); \ + typeof(b) __b = (b); \ + typeof(d) __d = (d); \ + (void) (&__a == &__b); \ + (void) (&__a == __d); \ + __builtin_mul_overflow(__a, __b, __d); \ +}) + +#else + + +/* Checking for unsigned overflow is relatively easy without causing UB. */ +#define __unsigned_add_overflow(a, b, d) ({ \ + typeof(a) __a = (a); \ + typeof(b) __b = (b); \ + typeof(d) __d = (d); \ + (void) (&__a == &__b); \ + (void) (&__a == __d); \ + *__d = __a + __b; \ + *__d < __a; \ +}) +#define __unsigned_sub_overflow(a, b, d) ({ \ + typeof(a) __a = (a); \ + typeof(b) __b = (b); \ + typeof(d) __d = (d); \ + (void) (&__a == &__b); \ + (void) (&__a == __d); \ + *__d = __a - __b; \ + __a < __b; \ +}) +/* + * If one of a or b is a compile-time constant, this avoids a division. + */ +#define __unsigned_mul_overflow(a, b, d) ({ \ + typeof(a) __a = (a); \ + typeof(b) __b = (b); \ + typeof(d) __d = (d); \ + (void) (&__a == &__b); \ + (void) (&__a == __d); \ + *__d = __a * __b; \ + __builtin_constant_p(__b) ? \ + __b > 0 && __a > type_max(typeof(__a)) / __b : \ + __a > 0 && __b > type_max(typeof(__b)) / __a; \ +}) + +/* + * For signed types, detecting overflow is much harder, especially if + * we want to avoid UB. But the interface of these macros is such that + * we must provide a result in *d, and in fact we must produce the + * result promised by gcc's builtins, which is simply the possibly + * wrapped-around value. Fortunately, we can just formally do the + * operations in the widest relevant unsigned type (u64) and then + * truncate the result - gcc is smart enough to generate the same code + * with and without the (u64) casts. + */ + +/* + * Adding two signed integers can overflow only if they have the same + * sign, and overflow has happened iff the result has the opposite + * sign. + */ +#define __signed_add_overflow(a, b, d) ({ \ + typeof(a) __a = (a); \ + typeof(b) __b = (b); \ + typeof(d) __d = (d); \ + (void) (&__a == &__b); \ + (void) (&__a == __d); \ + *__d = (u64)__a + (u64)__b; \ + (((~(__a ^ __b)) & (*__d ^ __a)) \ + & type_min(typeof(__a))) != 0; \ +}) + +/* + * Subtraction is similar, except that overflow can now happen only + * when the signs are opposite. In this case, overflow has happened if + * the result has the opposite sign of a. + */ +#define __signed_sub_overflow(a, b, d) ({ \ + typeof(a) __a = (a); \ + typeof(b) __b = (b); \ + typeof(d) __d = (d); \ + (void) (&__a == &__b); \ + (void) (&__a == __d); \ + *__d = (u64)__a - (u64)__b; \ + ((((__a ^ __b)) & (*__d ^ __a)) \ + & type_min(typeof(__a))) != 0; \ +}) + +/* + * Signed multiplication is rather hard. gcc always follows C99, so + * division is truncated towards 0. This means that we can write the + * overflow check like this: + * + * (a > 0 && (b > MAX/a || b < MIN/a)) || + * (a < -1 && (b > MIN/a || b < MAX/a) || + * (a == -1 && b == MIN) + * + * The redundant casts of -1 are to silence an annoying -Wtype-limits + * (included in -Wextra) warning: When the type is u8 or u16, the + * __b_c_e in check_mul_overflow obviously selects + * __unsigned_mul_overflow, but unfortunately gcc still parses this + * code and warns about the limited range of __b. + */ + +#define __signed_mul_overflow(a, b, d) ({ \ + typeof(a) __a = (a); \ + typeof(b) __b = (b); \ + typeof(d) __d = (d); \ + typeof(a) __tmax = type_max(typeof(a)); \ + typeof(a) __tmin = type_min(typeof(a)); \ + (void) (&__a == &__b); \ + (void) (&__a == __d); \ + *__d = (u64)__a * (u64)__b; \ + (__b > 0 && (__a > __tmax/__b || __a < __tmin/__b)) || \ + (__b < (typeof(__b))-1 && (__a > __tmin/__b || __a < __tmax/__b)) || \ + (__b == (typeof(__b))-1 && __a == __tmin); \ +}) + + +#define check_add_overflow(a, b, d) \ + __builtin_choose_expr(is_signed_type(typeof(a)), \ + __signed_add_overflow(a, b, d), \ + __unsigned_add_overflow(a, b, d)) + +#define check_sub_overflow(a, b, d) \ + __builtin_choose_expr(is_signed_type(typeof(a)), \ + __signed_sub_overflow(a, b, d), \ + __unsigned_sub_overflow(a, b, d)) + +#define check_mul_overflow(a, b, d) \ + __builtin_choose_expr(is_signed_type(typeof(a)), \ + __signed_mul_overflow(a, b, d), \ + __unsigned_mul_overflow(a, b, d)) + + +#endif /* COMPILER_HAS_GENERIC_BUILTIN_OVERFLOW */ + +/** + * array_size() - Calculate size of 2-dimensional array. + * + * @a: dimension one + * @b: dimension two + * + * Calculates size of 2-dimensional array: @a * @b. + * + * Returns: number of bytes needed to represent the array or SIZE_MAX on + * overflow. + */ +static inline __must_check size_t array_size(size_t a, size_t b) +{ + size_t bytes; + + if (check_mul_overflow(a, b, &bytes)) + return SIZE_MAX; + + return bytes; +} + +/** + * array3_size() - Calculate size of 3-dimensional array. + * + * @a: dimension one + * @b: dimension two + * @c: dimension three + * + * Calculates size of 3-dimensional array: @a * @b * @c. + * + * Returns: number of bytes needed to represent the array or SIZE_MAX on + * overflow. + */ +static inline __must_check size_t array3_size(size_t a, size_t b, size_t c) +{ + size_t bytes; + + if (check_mul_overflow(a, b, &bytes)) + return SIZE_MAX; + if (check_mul_overflow(bytes, c, &bytes)) + return SIZE_MAX; + + return bytes; +} + +static inline __must_check size_t __ab_c_size(size_t n, size_t size, size_t c) +{ + size_t bytes; + + if (check_mul_overflow(n, size, &bytes)) + return SIZE_MAX; + if (check_add_overflow(bytes, c, &bytes)) + return SIZE_MAX; + + return bytes; +} + +/** + * struct_size() - Calculate size of structure with trailing array. + * @p: Pointer to the structure. + * @member: Name of the array member. + * @n: Number of elements in the array. + * + * Calculates size of memory needed for structure @p followed by an + * array of @n @member elements. + * + * Return: number of bytes needed or SIZE_MAX on overflow. + */ +#define struct_size(p, member, n) \ + __ab_c_size(n, \ + sizeof(*(p)->member) + __must_be_array((p)->member),\ + sizeof(*(p))) + +#endif /* __LINUX_OVERFLOW_H */ diff --git a/include/linux/pci-ecam.h b/include/linux/pci-ecam.h index baadad1aabbc..29efa09d686b 100644 --- a/include/linux/pci-ecam.h +++ b/include/linux/pci-ecam.h @@ -62,5 +62,6 @@ extern struct pci_ecam_ops xgene_v2_pcie_ecam_ops; /* APM X-Gene PCIe v2.x */ /* for DT-based PCI controllers that support ECAM */ int pci_host_common_probe(struct platform_device *pdev, struct pci_ecam_ops *ops); +int pci_host_common_remove(struct platform_device *pdev); #endif #endif diff --git a/include/linux/pci-epc.h b/include/linux/pci-epc.h index af657ca58b70..243eaa5a66ff 100644 --- a/include/linux/pci-epc.h +++ b/include/linux/pci-epc.h @@ -90,8 +90,16 @@ struct pci_epc { struct config_group *group; /* spinlock to protect against concurrent access of EP controller */ spinlock_t lock; + unsigned int features; }; +#define EPC_FEATURE_NO_LINKUP_NOTIFIER BIT(0) +#define EPC_FEATURE_BAR_MASK (BIT(1) | BIT(2) | BIT(3)) +#define EPC_FEATURE_SET_BAR(features, bar) \ + (features |= (EPC_FEATURE_BAR_MASK & (bar << 1))) +#define EPC_FEATURE_GET_BAR(features) \ + ((features & EPC_FEATURE_BAR_MASK) >> 1) + #define to_pci_epc(device) container_of((device), struct pci_epc, dev) #define pci_epc_create(dev, ops) \ diff --git a/include/linux/pci-epf.h b/include/linux/pci-epf.h index f7d6f4883f8b..4e7764935fa8 100644 --- a/include/linux/pci-epf.h +++ b/include/linux/pci-epf.h @@ -72,7 +72,7 @@ struct pci_epf_ops { * @driver: PCI EPF driver * @ops: set of function pointers for performing EPF operations * @owner: the owner of the module that registers the PCI EPF driver - * @group: configfs group corresponding to the PCI EPF driver + * @epf_group: list of configfs group corresponding to the PCI EPF driver * @id_table: identifies EPF devices for probing */ struct pci_epf_driver { @@ -82,7 +82,7 @@ struct pci_epf_driver { struct device_driver driver; struct pci_epf_ops *ops; struct module *owner; - struct config_group *group; + struct list_head epf_group; const struct pci_epf_device_id *id_table; }; diff --git a/include/linux/pci.h b/include/linux/pci.h index 73178a2fcee0..340029b2fb38 100644 --- a/include/linux/pci.h +++ b/include/linux/pci.h @@ -217,6 +217,7 @@ enum pci_bus_flags { PCI_BUS_FLAGS_NO_MSI = (__force pci_bus_flags_t) 1, PCI_BUS_FLAGS_NO_MMRBC = (__force pci_bus_flags_t) 2, PCI_BUS_FLAGS_NO_AERSID = (__force pci_bus_flags_t) 4, + PCI_BUS_FLAGS_NO_EXTCFG = (__force pci_bus_flags_t) 8, }; /* Values from Link Status register, PCIe r3.1, sec 7.8.8 */ @@ -406,6 +407,9 @@ struct pci_dev { struct bin_attribute *res_attr[DEVICE_COUNT_RESOURCE]; /* sysfs file for resources */ struct bin_attribute *res_attr_wc[DEVICE_COUNT_RESOURCE]; /* sysfs file for WC mapping of resources */ +#ifdef CONFIG_HOTPLUG_PCI_PCIE + unsigned int broken_cmd_compl:1; /* No compl for some cmds */ +#endif #ifdef CONFIG_PCIE_PTM unsigned int ptm_root:1; unsigned int ptm_enabled:1; @@ -471,8 +475,10 @@ struct pci_host_bridge { unsigned int ignore_reset_delay:1; /* For entire hierarchy */ unsigned int no_ext_tags:1; /* No Extended Tags */ unsigned int native_aer:1; /* OS may use PCIe AER */ - unsigned int native_hotplug:1; /* OS may use PCIe hotplug */ + unsigned int native_pcie_hotplug:1; /* OS may use PCIe hotplug */ + unsigned int native_shpc_hotplug:1; /* OS may use SHPC hotplug */ unsigned int native_pme:1; /* OS may use PCIe PME */ + unsigned int native_ltr:1; /* OS may use PCIe LTR */ /* Resource alignment requirements */ resource_size_t (*align_resource)(struct pci_dev *dev, const struct resource *res, @@ -670,7 +676,7 @@ int raw_pci_read(unsigned int domain, unsigned int bus, unsigned int devfn, int raw_pci_write(unsigned int domain, unsigned int bus, unsigned int devfn, int reg, int len, u32 val); -#ifdef CONFIG_PCI_BUS_ADDR_T_64BIT +#ifdef CONFIG_ARCH_DMA_ADDR_T_64BIT typedef u64 pci_bus_addr_t; #else typedef u32 pci_bus_addr_t; @@ -1079,8 +1085,6 @@ int pcie_get_readrq(struct pci_dev *dev); int pcie_set_readrq(struct pci_dev *dev, int rq); int pcie_get_mps(struct pci_dev *dev); int pcie_set_mps(struct pci_dev *dev, int mps); -int pcie_get_minimum_link(struct pci_dev *dev, enum pci_bus_speed *speed, - enum pcie_link_width *width); u32 pcie_bandwidth_available(struct pci_dev *dev, struct pci_dev **limiting_dev, enum pci_bus_speed *speed, enum pcie_link_width *width); @@ -1451,8 +1455,10 @@ static inline int pci_irqd_intx_xlate(struct irq_domain *d, #ifdef CONFIG_PCIEPORTBUS extern bool pcie_ports_disabled; +extern bool pcie_ports_native; #else #define pcie_ports_disabled true +#define pcie_ports_native false #endif #ifdef CONFIG_PCIEASPM @@ -1479,6 +1485,8 @@ static inline void pcie_set_ecrc_checking(struct pci_dev *dev) { } static inline void pcie_ecrc_get_policy(char *str) { } #endif +bool pci_ats_disabled(void); + #ifdef CONFIG_PCI_ATS /* Address Translation Service */ void pci_ats_init(struct pci_dev *dev); @@ -1510,12 +1518,10 @@ void pci_cfg_access_unlock(struct pci_dev *dev); */ #ifdef CONFIG_PCI_DOMAINS extern int pci_domains_supported; -int pci_get_new_domain_nr(void); #else enum { pci_domains_supported = 0 }; static inline int pci_domain_nr(struct pci_bus *bus) { return 0; } static inline int pci_proc_domain(struct pci_bus *bus) { return 0; } -static inline int pci_get_new_domain_nr(void) { return -ENOSYS; } #endif /* CONFIG_PCI_DOMAINS */ /* @@ -1670,7 +1676,6 @@ static inline struct pci_dev *pci_get_domain_bus_and_slot(int domain, static inline int pci_domain_nr(struct pci_bus *bus) { return 0; } static inline struct pci_dev *pci_dev_get(struct pci_dev *dev) { return NULL; } -static inline int pci_get_new_domain_nr(void) { return -ENOSYS; } #define dev_is_pci(d) (false) #define dev_is_pf(d) (false) @@ -1954,6 +1959,7 @@ int pci_num_vf(struct pci_dev *dev); int pci_vfs_assigned(struct pci_dev *dev); int pci_sriov_set_totalvfs(struct pci_dev *dev, u16 numvfs); int pci_sriov_get_totalvfs(struct pci_dev *dev); +int pci_sriov_configure_simple(struct pci_dev *dev, int nr_virtfn); resource_size_t pci_iov_resource_size(struct pci_dev *dev, int resno); void pci_vf_drivers_autoprobe(struct pci_dev *dev, bool probe); @@ -1986,6 +1992,7 @@ static inline int pci_sriov_set_totalvfs(struct pci_dev *dev, u16 numvfs) { return 0; } static inline int pci_sriov_get_totalvfs(struct pci_dev *dev) { return 0; } +#define pci_sriov_configure_simple NULL static inline resource_size_t pci_iov_resource_size(struct pci_dev *dev, int resno) { return 0; } static inline void pci_vf_drivers_autoprobe(struct pci_dev *dev, bool probe) { } @@ -2284,7 +2291,7 @@ static inline bool pci_is_thunderbolt_attached(struct pci_dev *pdev) return false; } -#if defined(CONFIG_PCIEAER) || defined(CONFIG_EEH) +#if defined(CONFIG_PCIEPORTBUS) || defined(CONFIG_EEH) void pci_uevent_ers(struct pci_dev *pdev, enum pci_ers_result err_type); #endif diff --git a/include/linux/pci_hotplug.h b/include/linux/pci_hotplug.h index 26213024e81b..cf5e22103f68 100644 --- a/include/linux/pci_hotplug.h +++ b/include/linux/pci_hotplug.h @@ -162,8 +162,9 @@ struct hotplug_params { #ifdef CONFIG_ACPI #include <linux/acpi.h> int pci_get_hp_params(struct pci_dev *dev, struct hotplug_params *hpp); -bool pciehp_is_native(struct pci_dev *pdev); -int acpi_get_hp_hw_control_from_firmware(struct pci_dev *dev, u32 flags); +bool pciehp_is_native(struct pci_dev *bridge); +int acpi_get_hp_hw_control_from_firmware(struct pci_dev *bridge); +bool shpchp_is_native(struct pci_dev *bridge); int acpi_pci_check_ejectable(struct pci_bus *pbus, acpi_handle handle); int acpi_pci_detect_ejectable(acpi_handle handle); #else @@ -172,6 +173,17 @@ static inline int pci_get_hp_params(struct pci_dev *dev, { return -ENODEV; } -static inline bool pciehp_is_native(struct pci_dev *pdev) { return true; } + +static inline int acpi_get_hp_hw_control_from_firmware(struct pci_dev *bridge) +{ + return 0; +} +static inline bool pciehp_is_native(struct pci_dev *bridge) { return true; } +static inline bool shpchp_is_native(struct pci_dev *bridge) { return true; } #endif + +static inline bool hotplug_is_native(struct pci_dev *bridge) +{ + return pciehp_is_native(bridge) || shpchp_is_native(bridge); +} #endif diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h index cc608fc55334..29502238e510 100644 --- a/include/linux/pci_ids.h +++ b/include/linux/pci_ids.h @@ -561,6 +561,7 @@ #define PCI_DEVICE_ID_AMD_OPUS_7443 0x7443 #define PCI_DEVICE_ID_AMD_VIPER_7443 0x7443 #define PCI_DEVICE_ID_AMD_OPUS_7445 0x7445 +#define PCI_DEVICE_ID_AMD_GOLAM_7450 0x7450 #define PCI_DEVICE_ID_AMD_8111_PCI 0x7460 #define PCI_DEVICE_ID_AMD_8111_LPC 0x7468 #define PCI_DEVICE_ID_AMD_8111_IDE 0x7469 @@ -2119,6 +2120,8 @@ #define PCI_VENDOR_ID_MYRICOM 0x14c1 +#define PCI_VENDOR_ID_MEDIATEK 0x14c3 + #define PCI_VENDOR_ID_TITAN 0x14D2 #define PCI_DEVICE_ID_TITAN_010L 0x8001 #define PCI_DEVICE_ID_TITAN_100L 0x8010 @@ -2387,6 +2390,8 @@ #define PCI_VENDOR_ID_LENOVO 0x17aa +#define PCI_VENDOR_ID_QCOM 0x17cb + #define PCI_VENDOR_ID_CDNS 0x17cd #define PCI_VENDOR_ID_ARECA 0x17d3 @@ -2552,6 +2557,8 @@ #define PCI_VENDOR_ID_CIRCUITCO 0x1cc8 #define PCI_SUBSYSTEM_ID_CIRCUITCO_MINNOWBOARD 0x0001 +#define PCI_VENDOR_ID_AMAZON 0x1d0f + #define PCI_VENDOR_ID_TEKRAM 0x1de1 #define PCI_DEVICE_ID_TEKRAM_DC290 0xdc29 @@ -2672,6 +2679,7 @@ #define PCI_DEVICE_ID_INTEL_PANTHERPOINT_XHCI 0x1e31 #define PCI_DEVICE_ID_INTEL_PANTHERPOINT_LPC_MIN 0x1e40 #define PCI_DEVICE_ID_INTEL_PANTHERPOINT_LPC_MAX 0x1e5f +#define PCI_DEVICE_ID_INTEL_VMD_201D 0x201d #define PCI_DEVICE_ID_INTEL_DH89XXCC_LPC_MIN 0x2310 #define PCI_DEVICE_ID_INTEL_DH89XXCC_LPC_MAX 0x231f #define PCI_DEVICE_ID_INTEL_82801AA_0 0x2410 @@ -2776,6 +2784,7 @@ #define PCI_DEVICE_ID_INTEL_ICH8_4 0x2815 #define PCI_DEVICE_ID_INTEL_ICH8_5 0x283e #define PCI_DEVICE_ID_INTEL_ICH8_6 0x2850 +#define PCI_DEVICE_ID_INTEL_VMD_28C0 0x28c0 #define PCI_DEVICE_ID_INTEL_ICH9_0 0x2910 #define PCI_DEVICE_ID_INTEL_ICH9_1 0x2917 #define PCI_DEVICE_ID_INTEL_ICH9_2 0x2912 diff --git a/include/linux/percpu-rwsem.h b/include/linux/percpu-rwsem.h index b1f37a89e368..79b99d653e03 100644 --- a/include/linux/percpu-rwsem.h +++ b/include/linux/percpu-rwsem.h @@ -133,7 +133,7 @@ static inline void percpu_rwsem_release(struct percpu_rw_semaphore *sem, lock_release(&sem->rw_sem.dep_map, 1, ip); #ifdef CONFIG_RWSEM_SPIN_ON_OWNER if (!read) - sem->rw_sem.owner = NULL; + sem->rw_sem.owner = RWSEM_OWNER_UNKNOWN; #endif } @@ -141,6 +141,10 @@ static inline void percpu_rwsem_acquire(struct percpu_rw_semaphore *sem, bool read, unsigned long ip) { lock_acquire(&sem->rw_sem.dep_map, 0, 1, read, 1, NULL, ip); +#ifdef CONFIG_RWSEM_SPIN_ON_OWNER + if (!read) + sem->rw_sem.owner = current; +#endif } #endif diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h index e71e99eb9a4e..1fa12887ec02 100644 --- a/include/linux/perf_event.h +++ b/include/linux/perf_event.h @@ -467,7 +467,7 @@ enum perf_addr_filter_action_t { */ struct perf_addr_filter { struct list_head entry; - struct inode *inode; + struct path path; unsigned long offset; unsigned long size; enum perf_addr_filter_action_t action; @@ -868,6 +868,7 @@ extern void perf_event_exit_task(struct task_struct *child); extern void perf_event_free_task(struct task_struct *task); extern void perf_event_delayed_put(struct task_struct *task); extern struct file *perf_event_get(unsigned int fd); +extern const struct perf_event *perf_get_event(struct file *file); extern const struct perf_event_attr *perf_event_attrs(struct perf_event *event); extern void perf_event_print_debug(void); extern void perf_pmu_disable(struct pmu *pmu); @@ -1016,6 +1017,14 @@ static inline int is_software_event(struct perf_event *event) return event->event_caps & PERF_EV_CAP_SOFTWARE; } +/* + * Return 1 for event in sw context, 0 for event in hw context + */ +static inline int in_software_context(struct perf_event *event) +{ + return event->ctx->pmu->task_ctx_nr == perf_sw_context; +} + extern struct static_key perf_swevent_enabled[PERF_COUNT_SW_MAX]; extern void ___perf_sw_event(u32, u64, struct pt_regs *, u64); @@ -1289,6 +1298,10 @@ static inline void perf_event_exit_task(struct task_struct *child) { } static inline void perf_event_free_task(struct task_struct *task) { } static inline void perf_event_delayed_put(struct task_struct *task) { } static inline struct file *perf_event_get(unsigned int fd) { return ERR_PTR(-EINVAL); } +static inline const struct perf_event *perf_get_event(struct file *file) +{ + return ERR_PTR(-EINVAL); +} static inline const struct perf_event_attr *perf_event_attrs(struct perf_event *event) { return ERR_PTR(-EINVAL); diff --git a/include/linux/phy.h b/include/linux/phy.h index f0b5870a6d40..6cd09098427c 100644 --- a/include/linux/phy.h +++ b/include/linux/phy.h @@ -406,13 +406,17 @@ struct phy_device { u32 phy_id; struct phy_c45_device_ids c45_ids; - bool is_c45; - bool is_internal; - bool is_pseudo_fixed_link; - bool has_fixups; - bool suspended; - bool sysfs_links; - bool loopback_enabled; + unsigned is_c45:1; + unsigned is_internal:1; + unsigned is_pseudo_fixed_link:1; + unsigned has_fixups:1; + unsigned suspended:1; + unsigned sysfs_links:1; + unsigned loopback_enabled:1; + + unsigned autoneg:1; + /* The most recently read link state */ + unsigned link:1; enum phy_state state; @@ -429,9 +433,6 @@ struct phy_device { int pause; int asym_pause; - /* The most recently read link state */ - int link; - /* Enabled Interrupts */ u32 interrupts; @@ -444,8 +445,6 @@ struct phy_device { /* Energy efficient ethernet modes which should be prohibited */ u32 eee_broken_modes; - int autoneg; - int link_timeout; #ifdef CONFIG_LED_TRIGGER_PHY @@ -1068,6 +1067,52 @@ int __init mdio_bus_init(void); void mdio_bus_exit(void); #endif +/* Inline function for use within net/core/ethtool.c (built-in) */ +static inline int phy_ethtool_get_strings(struct phy_device *phydev, u8 *data) +{ + if (!phydev->drv) + return -EIO; + + mutex_lock(&phydev->lock); + phydev->drv->get_strings(phydev, data); + mutex_unlock(&phydev->lock); + + return 0; +} + +static inline int phy_ethtool_get_sset_count(struct phy_device *phydev) +{ + int ret; + + if (!phydev->drv) + return -EIO; + + if (phydev->drv->get_sset_count && + phydev->drv->get_strings && + phydev->drv->get_stats) { + mutex_lock(&phydev->lock); + ret = phydev->drv->get_sset_count(phydev); + mutex_unlock(&phydev->lock); + + return ret; + } + + return -EOPNOTSUPP; +} + +static inline int phy_ethtool_get_stats(struct phy_device *phydev, + struct ethtool_stats *stats, u64 *data) +{ + if (!phydev->drv) + return -EIO; + + mutex_lock(&phydev->lock); + phydev->drv->get_stats(phydev, stats, data); + mutex_unlock(&phydev->lock); + + return 0; +} + extern struct bus_type mdio_bus_type; struct mdio_board_info { diff --git a/include/linux/phy/phy.h b/include/linux/phy/phy.h index c9d14eeee7f5..9713aebdd348 100644 --- a/include/linux/phy/phy.h +++ b/include/linux/phy/phy.h @@ -36,6 +36,7 @@ enum phy_mode { PHY_MODE_USB_DEVICE_SS, PHY_MODE_USB_OTG, PHY_MODE_SGMII, + PHY_MODE_2500SGMII, PHY_MODE_10GKR, PHY_MODE_UFS_HS_A, PHY_MODE_UFS_HS_B, diff --git a/include/linux/pkeys.h b/include/linux/pkeys.h index 0794ca78c379..2955ba976048 100644 --- a/include/linux/pkeys.h +++ b/include/linux/pkeys.h @@ -2,8 +2,7 @@ #ifndef _LINUX_PKEYS_H #define _LINUX_PKEYS_H -#include <linux/mm_types.h> -#include <asm/mmu_context.h> +#include <linux/mm.h> #ifdef CONFIG_ARCH_HAS_PKEYS #include <asm/pkeys.h> @@ -14,6 +13,11 @@ #define PKEY_DEDICATED_EXECUTE_ONLY 0 #define ARCH_VM_PKEY_FLAGS 0 +static inline int vma_pkey(struct vm_area_struct *vma) +{ + return 0; +} + static inline bool mm_pkey_is_allocated(struct mm_struct *mm, int pkey) { return (pkey == 0); @@ -35,6 +39,11 @@ static inline int arch_set_user_pkey_access(struct task_struct *tsk, int pkey, return 0; } +static inline bool arch_pkeys_enabled(void) +{ + return false; +} + static inline void copy_init_pkru_to_fpregs(void) { } diff --git a/include/linux/pktcdvd.h b/include/linux/pktcdvd.h index 93d142ad1528..174601554b06 100644 --- a/include/linux/pktcdvd.h +++ b/include/linux/pktcdvd.h @@ -186,7 +186,7 @@ struct pktcdvd_device sector_t current_sector; /* Keep track of where the elevator is */ atomic_t scan_queue; /* Set to non-zero when pkt_handle_queue */ /* needs to be run. */ - mempool_t *rb_pool; /* mempool for pkt_rb_node allocations */ + mempool_t rb_pool; /* mempool for pkt_rb_node allocations */ struct packet_iosched iosched; struct gendisk *disk; diff --git a/include/linux/platform_data/b53.h b/include/linux/platform_data/b53.h index 69d279c0da96..8eaef2f2b691 100644 --- a/include/linux/platform_data/b53.h +++ b/include/linux/platform_data/b53.h @@ -20,8 +20,12 @@ #define __B53_H #include <linux/kernel.h> +#include <net/dsa.h> struct b53_platform_data { + /* Must be first such that dsa_register_switch() can access it */ + struct dsa_chip_data cd; + u32 chip_id; u16 enabled_ports; diff --git a/include/linux/platform_data/clk-st.h b/include/linux/platform_data/clk-st.h new file mode 100644 index 000000000000..7cdb6a402b35 --- /dev/null +++ b/include/linux/platform_data/clk-st.h @@ -0,0 +1,17 @@ +/* SPDX-License-Identifier: MIT */ +/* + * clock framework for AMD Stoney based clock + * + * Copyright 2018 Advanced Micro Devices, Inc. + */ + +#ifndef __CLK_ST_H +#define __CLK_ST_H + +#include <linux/compiler.h> + +struct st_clk_data { + void __iomem *base; +}; + +#endif /* __CLK_ST_H */ diff --git a/include/linux/platform_data/mdio-gpio.h b/include/linux/platform_data/mdio-gpio.h deleted file mode 100644 index 11f00cdabe3d..000000000000 --- a/include/linux/platform_data/mdio-gpio.h +++ /dev/null @@ -1,33 +0,0 @@ -/* - * MDIO-GPIO bus platform data structures - * - * Copyright (C) 2008, Paulius Zaleckas <paulius.zaleckas@teltonika.lt> - * - * This file is licensed under the terms of the GNU General Public License - * version 2. This program is licensed "as is" without any warranty of any - * kind, whether express or implied. - */ - -#ifndef __LINUX_MDIO_GPIO_H -#define __LINUX_MDIO_GPIO_H - -#include <linux/mdio-bitbang.h> - -struct mdio_gpio_platform_data { - /* GPIO numbers for bus pins */ - unsigned int mdc; - unsigned int mdio; - unsigned int mdo; - - bool mdc_active_low; - bool mdio_active_low; - bool mdo_active_low; - - u32 phy_mask; - u32 phy_ignore_ta_mask; - int irqs[PHY_MAX_ADDR]; - /* reset callback */ - int (*reset)(struct mii_bus *bus); -}; - -#endif /* __LINUX_MDIO_GPIO_H */ diff --git a/include/linux/platform_data/media/mmp-camera.h b/include/linux/platform_data/media/mmp-camera.h index 83804028115c..d2d3a443eedf 100644 --- a/include/linux/platform_data/media/mmp-camera.h +++ b/include/linux/platform_data/media/mmp-camera.h @@ -3,8 +3,27 @@ * Information for the Marvell Armada MMP camera */ +#include <media/v4l2-mediabus.h> + +enum dphy3_algo { + DPHY3_ALGO_DEFAULT = 0, + DPHY3_ALGO_PXA910, + DPHY3_ALGO_PXA2128 +}; + struct mmp_camera_platform_data { struct platform_device *i2c_device; int sensor_power_gpio; int sensor_reset_gpio; + enum v4l2_mbus_type bus_type; + int mclk_min; /* The minimal value of MCLK */ + int mclk_src; /* which clock source the MCLK derives from */ + int mclk_div; /* Clock Divider Value for MCLK */ + /* + * MIPI support + */ + int dphy[3]; /* DPHY: CSI2_DPHY3, CSI2_DPHY5, CSI2_DPHY6 */ + enum dphy3_algo dphy3_algo; /* algos for calculate CSI2_DPHY3 */ + int lane; /* ccic used lane number; 0 means DVP mode */ + int lane_clk; }; diff --git a/include/linux/platform_data/mv88e6xxx.h b/include/linux/platform_data/mv88e6xxx.h new file mode 100644 index 000000000000..f63af2955ea0 --- /dev/null +++ b/include/linux/platform_data/mv88e6xxx.h @@ -0,0 +1,18 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef __DSA_MV88E6XXX_H +#define __DSA_MV88E6XXX_H + +#include <net/dsa.h> + +struct dsa_mv88e6xxx_pdata { + /* Must be first, such that dsa_register_switch() can access this + * without gory pointer manipulations + */ + struct dsa_chip_data cd; + const char *compatible; + unsigned int enabled_ports; + struct net_device *netdev; + u32 eeprom_len; +}; + +#endif diff --git a/include/linux/platform_data/tda9950.h b/include/linux/platform_data/tda9950.h new file mode 100644 index 000000000000..c65efd461102 --- /dev/null +++ b/include/linux/platform_data/tda9950.h @@ -0,0 +1,16 @@ +#ifndef LINUX_PLATFORM_DATA_TDA9950_H +#define LINUX_PLATFORM_DATA_TDA9950_H + +struct device; + +struct tda9950_glue { + struct device *parent; + unsigned long irq_flags; + void *data; + int (*init)(void *); + void (*exit)(void *); + int (*open)(void *); + void (*release)(void *); +}; + +#endif diff --git a/include/linux/platform_device.h b/include/linux/platform_device.h index 49f634d96118..3097c943fab9 100644 --- a/include/linux/platform_device.h +++ b/include/linux/platform_device.h @@ -356,6 +356,8 @@ extern int platform_pm_restore(struct device *dev); #define platform_pm_restore NULL #endif +extern int platform_dma_configure(struct device *dev); + #ifdef CONFIG_PM_SLEEP #define USE_PLATFORM_PM_SLEEP_OPS \ .suspend = platform_pm_suspend, \ diff --git a/include/linux/pm_domain.h b/include/linux/pm_domain.h index 04dbef9847d3..42e0d649e653 100644 --- a/include/linux/pm_domain.h +++ b/include/linux/pm_domain.h @@ -47,8 +47,10 @@ struct genpd_power_state { }; struct genpd_lock_ops; +struct dev_pm_opp; struct generic_pm_domain { + struct device dev; struct dev_pm_domain domain; /* PM domain operations */ struct list_head gpd_list_node; /* Node in the global PM domains list */ struct list_head master_links; /* Links with PM domain as a master */ @@ -67,6 +69,8 @@ struct generic_pm_domain { unsigned int performance_state; /* Aggregated max performance state */ int (*power_off)(struct generic_pm_domain *domain); int (*power_on)(struct generic_pm_domain *domain); + unsigned int (*opp_to_performance_state)(struct generic_pm_domain *genpd, + struct dev_pm_opp *opp); int (*set_performance_state)(struct generic_pm_domain *genpd, unsigned int state); struct gpd_dev_ops dev_ops; @@ -139,21 +143,16 @@ static inline struct generic_pm_domain_data *dev_gpd_data(struct device *dev) return to_gpd_data(dev->power.subsys_data->domain_data); } -extern int __pm_genpd_add_device(struct generic_pm_domain *genpd, - struct device *dev, - struct gpd_timing_data *td); - -extern int pm_genpd_remove_device(struct generic_pm_domain *genpd, - struct device *dev); -extern int pm_genpd_add_subdomain(struct generic_pm_domain *genpd, - struct generic_pm_domain *new_subdomain); -extern int pm_genpd_remove_subdomain(struct generic_pm_domain *genpd, - struct generic_pm_domain *target); -extern int pm_genpd_init(struct generic_pm_domain *genpd, - struct dev_power_governor *gov, bool is_off); -extern int pm_genpd_remove(struct generic_pm_domain *genpd); -extern int dev_pm_genpd_set_performance_state(struct device *dev, - unsigned int state); +int pm_genpd_add_device(struct generic_pm_domain *genpd, struct device *dev); +int pm_genpd_remove_device(struct device *dev); +int pm_genpd_add_subdomain(struct generic_pm_domain *genpd, + struct generic_pm_domain *new_subdomain); +int pm_genpd_remove_subdomain(struct generic_pm_domain *genpd, + struct generic_pm_domain *target); +int pm_genpd_init(struct generic_pm_domain *genpd, + struct dev_power_governor *gov, bool is_off); +int pm_genpd_remove(struct generic_pm_domain *genpd); +int dev_pm_genpd_set_performance_state(struct device *dev, unsigned int state); extern struct dev_power_governor simple_qos_governor; extern struct dev_power_governor pm_domain_always_on_gov; @@ -163,14 +162,12 @@ static inline struct generic_pm_domain_data *dev_gpd_data(struct device *dev) { return ERR_PTR(-ENOSYS); } -static inline int __pm_genpd_add_device(struct generic_pm_domain *genpd, - struct device *dev, - struct gpd_timing_data *td) +static inline int pm_genpd_add_device(struct generic_pm_domain *genpd, + struct device *dev) { return -ENOSYS; } -static inline int pm_genpd_remove_device(struct generic_pm_domain *genpd, - struct device *dev) +static inline int pm_genpd_remove_device(struct device *dev) { return -ENOSYS; } @@ -204,15 +201,9 @@ static inline int dev_pm_genpd_set_performance_state(struct device *dev, #define pm_domain_always_on_gov (*(struct dev_power_governor *)(NULL)) #endif -static inline int pm_genpd_add_device(struct generic_pm_domain *genpd, - struct device *dev) -{ - return __pm_genpd_add_device(genpd, dev, NULL); -} - #ifdef CONFIG_PM_GENERIC_DOMAINS_SLEEP -extern void pm_genpd_syscore_poweroff(struct device *dev); -extern void pm_genpd_syscore_poweron(struct device *dev); +void pm_genpd_syscore_poweroff(struct device *dev); +void pm_genpd_syscore_poweron(struct device *dev); #else static inline void pm_genpd_syscore_poweroff(struct device *dev) {} static inline void pm_genpd_syscore_poweron(struct device *dev) {} @@ -236,13 +227,14 @@ int of_genpd_add_provider_simple(struct device_node *np, int of_genpd_add_provider_onecell(struct device_node *np, struct genpd_onecell_data *data); void of_genpd_del_provider(struct device_node *np); -extern int of_genpd_add_device(struct of_phandle_args *args, - struct device *dev); -extern int of_genpd_add_subdomain(struct of_phandle_args *parent, - struct of_phandle_args *new_subdomain); -extern struct generic_pm_domain *of_genpd_remove_last(struct device_node *np); -extern int of_genpd_parse_idle_states(struct device_node *dn, - struct genpd_power_state **states, int *n); +int of_genpd_add_device(struct of_phandle_args *args, struct device *dev); +int of_genpd_add_subdomain(struct of_phandle_args *parent, + struct of_phandle_args *new_subdomain); +struct generic_pm_domain *of_genpd_remove_last(struct device_node *np); +int of_genpd_parse_idle_states(struct device_node *dn, + struct genpd_power_state **states, int *n); +unsigned int of_genpd_opp_to_performance_state(struct device *dev, + struct device_node *opp_node); int genpd_dev_pm_attach(struct device *dev); #else /* !CONFIG_PM_GENERIC_DOMAINS_OF */ @@ -278,11 +270,18 @@ static inline int of_genpd_parse_idle_states(struct device_node *dn, return -ENODEV; } -static inline int genpd_dev_pm_attach(struct device *dev) +static inline unsigned int +of_genpd_opp_to_performance_state(struct device *dev, + struct device_node *opp_node) { return -ENODEV; } +static inline int genpd_dev_pm_attach(struct device *dev) +{ + return 0; +} + static inline struct generic_pm_domain *of_genpd_remove_last(struct device_node *np) { @@ -291,13 +290,13 @@ struct generic_pm_domain *of_genpd_remove_last(struct device_node *np) #endif /* CONFIG_PM_GENERIC_DOMAINS_OF */ #ifdef CONFIG_PM -extern int dev_pm_domain_attach(struct device *dev, bool power_on); -extern void dev_pm_domain_detach(struct device *dev, bool power_off); -extern void dev_pm_domain_set(struct device *dev, struct dev_pm_domain *pd); +int dev_pm_domain_attach(struct device *dev, bool power_on); +void dev_pm_domain_detach(struct device *dev, bool power_off); +void dev_pm_domain_set(struct device *dev, struct dev_pm_domain *pd); #else static inline int dev_pm_domain_attach(struct device *dev, bool power_on) { - return -ENODEV; + return 0; } static inline void dev_pm_domain_detach(struct device *dev, bool power_off) {} static inline void dev_pm_domain_set(struct device *dev, diff --git a/include/linux/pm_opp.h b/include/linux/pm_opp.h index 6c2d2e88f066..099b31960dec 100644 --- a/include/linux/pm_opp.h +++ b/include/linux/pm_opp.h @@ -125,8 +125,6 @@ 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); 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 *dev_pm_opp_register_get_pstate_helper(struct device *dev, int (*get_pstate)(struct device *dev, unsigned long rate)); -void dev_pm_opp_unregister_get_pstate_helper(struct opp_table *opp_table); int dev_pm_opp_set_rate(struct device *dev, unsigned long target_freq); int dev_pm_opp_set_sharing_cpus(struct device *cpu_dev, const struct cpumask *cpumask); int dev_pm_opp_get_sharing_cpus(struct device *cpu_dev, struct cpumask *cpumask); @@ -247,14 +245,6 @@ 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 *dev_pm_opp_register_get_pstate_helper(struct device *dev, - int (*get_pstate)(struct device *dev, unsigned long rate)) -{ - return ERR_PTR(-ENOTSUPP); -} - -static inline void dev_pm_opp_unregister_get_pstate_helper(struct opp_table *opp_table) {} - static inline struct opp_table *dev_pm_opp_set_prop_name(struct device *dev, const char *name) { return ERR_PTR(-ENOTSUPP); @@ -303,17 +293,25 @@ static inline void dev_pm_opp_cpumask_remove_table(const struct cpumask *cpumask #if defined(CONFIG_PM_OPP) && defined(CONFIG_OF) int dev_pm_opp_of_add_table(struct device *dev); +int dev_pm_opp_of_add_table_indexed(struct device *dev, int index); void dev_pm_opp_of_remove_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); struct device_node *dev_pm_opp_of_get_opp_desc_node(struct device *dev); +struct dev_pm_opp *of_dev_pm_opp_find_required_opp(struct device *dev, struct device_node *np); +struct device_node *dev_pm_opp_get_of_node(struct dev_pm_opp *opp); #else static inline int dev_pm_opp_of_add_table(struct device *dev) { return -ENOTSUPP; } +static inline int dev_pm_opp_of_add_table_indexed(struct device *dev, int index) +{ + return -ENOTSUPP; +} + static inline void dev_pm_opp_of_remove_table(struct device *dev) { } @@ -336,6 +334,15 @@ static inline struct device_node *dev_pm_opp_of_get_opp_desc_node(struct device { return NULL; } + +static inline struct dev_pm_opp *of_dev_pm_opp_find_required_opp(struct device *dev, struct device_node *np) +{ + return NULL; +} +static inline struct device_node *dev_pm_opp_get_of_node(struct dev_pm_opp *opp) +{ + return NULL; +} #endif #endif /* __LINUX_OPP_H__ */ diff --git a/include/linux/pm_runtime.h b/include/linux/pm_runtime.h index f0fc4700b6ff..db5dbbf7a48d 100644 --- a/include/linux/pm_runtime.h +++ b/include/linux/pm_runtime.h @@ -56,8 +56,7 @@ extern void pm_runtime_update_max_time_suspended(struct device *dev, s64 delta_ns); extern void pm_runtime_set_memalloc_noio(struct device *dev, bool enable); extern void pm_runtime_clean_up_links(struct device *dev); -extern void pm_runtime_get_suppliers(struct device *dev); -extern void pm_runtime_put_suppliers(struct device *dev); +extern void pm_runtime_resume_suppliers(struct device *dev); extern void pm_runtime_new_link(struct device *dev); extern void pm_runtime_drop_link(struct device *dev); @@ -173,8 +172,7 @@ static inline unsigned long pm_runtime_autosuspend_expiration( static inline void pm_runtime_set_memalloc_noio(struct device *dev, bool enable){} static inline void pm_runtime_clean_up_links(struct device *dev) {} -static inline void pm_runtime_get_suppliers(struct device *dev) {} -static inline void pm_runtime_put_suppliers(struct device *dev) {} +static inline void pm_runtime_resume_suppliers(struct device *dev) {} static inline void pm_runtime_new_link(struct device *dev) {} static inline void pm_runtime_drop_link(struct device *dev) {} diff --git a/include/linux/poll.h b/include/linux/poll.h index f45ebd017eaa..fdf86b4cbc71 100644 --- a/include/linux/poll.h +++ b/include/linux/poll.h @@ -74,6 +74,18 @@ static inline void init_poll_funcptr(poll_table *pt, poll_queue_proc qproc) pt->_key = ~(__poll_t)0; /* all events enabled */ } +static inline bool file_has_poll_mask(struct file *file) +{ + return file->f_op->get_poll_head && file->f_op->poll_mask; +} + +static inline bool file_can_poll(struct file *file) +{ + return file->f_op->poll || file_has_poll_mask(file); +} + +__poll_t vfs_poll(struct file *file, struct poll_table_struct *pt); + struct poll_table_entry { struct file *filp; __poll_t key; @@ -96,8 +108,6 @@ struct poll_wqueues { extern void poll_initwait(struct poll_wqueues *pwq); extern void poll_freewait(struct poll_wqueues *pwq); -extern int poll_schedule_timeout(struct poll_wqueues *pwq, int state, - ktime_t *expires, unsigned long slack); extern u64 select_estimate_accuracy(struct timespec64 *tv); #define MAX_INT64_SECONDS (((s64)(~((u64)0)>>1)/HZ)-1) diff --git a/include/linux/power_supply.h b/include/linux/power_supply.h index f0139b460a72..b21c4bd96b84 100644 --- a/include/linux/power_supply.h +++ b/include/linux/power_supply.h @@ -145,6 +145,7 @@ enum power_supply_property { POWER_SUPPLY_PROP_TIME_TO_FULL_NOW, POWER_SUPPLY_PROP_TIME_TO_FULL_AVG, POWER_SUPPLY_PROP_TYPE, /* use power_supply.type instead */ + POWER_SUPPLY_PROP_USB_TYPE, POWER_SUPPLY_PROP_SCOPE, POWER_SUPPLY_PROP_PRECHARGE_CURRENT, POWER_SUPPLY_PROP_CHARGE_TERM_CURRENT, @@ -170,6 +171,19 @@ enum power_supply_type { POWER_SUPPLY_TYPE_APPLE_BRICK_ID, /* Apple Charging Method */ }; +enum power_supply_usb_type { + POWER_SUPPLY_USB_TYPE_UNKNOWN = 0, + POWER_SUPPLY_USB_TYPE_SDP, /* Standard Downstream Port */ + POWER_SUPPLY_USB_TYPE_DCP, /* Dedicated Charging Port */ + POWER_SUPPLY_USB_TYPE_CDP, /* Charging Downstream Port */ + POWER_SUPPLY_USB_TYPE_ACA, /* Accessory Charger Adapters */ + POWER_SUPPLY_USB_TYPE_C, /* Type C Port */ + POWER_SUPPLY_USB_TYPE_PD, /* Power Delivery Port */ + POWER_SUPPLY_USB_TYPE_PD_DRP, /* PD Dual Role Port */ + POWER_SUPPLY_USB_TYPE_PD_PPS, /* PD Programmable Power Supply */ + POWER_SUPPLY_USB_TYPE_APPLE_BRICK_ID, /* Apple Charging Method */ +}; + enum power_supply_notifier_events { PSY_EVENT_PROP_CHANGED, }; @@ -185,6 +199,8 @@ struct power_supply; /* Run-time specific power supply configuration */ struct power_supply_config { struct device_node *of_node; + struct fwnode_handle *fwnode; + /* Driver private data */ void *drv_data; @@ -196,6 +212,8 @@ struct power_supply_config { struct power_supply_desc { const char *name; enum power_supply_type type; + enum power_supply_usb_type *usb_types; + size_t num_usb_types; enum power_supply_property *properties; size_t num_properties; diff --git a/include/linux/proc_fs.h b/include/linux/proc_fs.h index 928ef9e4d912..e518352137e7 100644 --- a/include/linux/proc_fs.h +++ b/include/linux/proc_fs.h @@ -9,6 +9,8 @@ #include <linux/fs.h> struct proc_dir_entry; +struct seq_file; +struct seq_operations; #ifdef CONFIG_PROC_FS @@ -23,6 +25,19 @@ extern struct proc_dir_entry *proc_mkdir_data(const char *, umode_t, extern struct proc_dir_entry *proc_mkdir_mode(const char *, umode_t, struct proc_dir_entry *); struct proc_dir_entry *proc_create_mount_point(const char *name); + +struct proc_dir_entry *proc_create_seq_private(const char *name, umode_t mode, + struct proc_dir_entry *parent, const struct seq_operations *ops, + unsigned int state_size, void *data); +#define proc_create_seq_data(name, mode, parent, ops, data) \ + proc_create_seq_private(name, mode, parent, ops, 0, data) +#define proc_create_seq(name, mode, parent, ops) \ + proc_create_seq_private(name, mode, parent, ops, 0, NULL) +struct proc_dir_entry *proc_create_single_data(const char *name, umode_t mode, + struct proc_dir_entry *parent, + int (*show)(struct seq_file *, void *), void *data); +#define proc_create_single(name, mode, parent, show) \ + proc_create_single_data(name, mode, parent, show, NULL) extern struct proc_dir_entry *proc_create_data(const char *, umode_t, struct proc_dir_entry *, @@ -38,6 +53,15 @@ extern void proc_remove(struct proc_dir_entry *); extern void remove_proc_entry(const char *, struct proc_dir_entry *); extern int remove_proc_subtree(const char *, struct proc_dir_entry *); +struct proc_dir_entry *proc_create_net_data(const char *name, umode_t mode, + struct proc_dir_entry *parent, const struct seq_operations *ops, + unsigned int state_size, void *data); +#define proc_create_net(name, mode, parent, state_size, ops) \ + proc_create_net_data(name, mode, parent, state_size, ops, NULL) +struct proc_dir_entry *proc_create_net_single(const char *name, umode_t mode, + struct proc_dir_entry *parent, + int (*show)(struct seq_file *, void *), void *data); + #else /* CONFIG_PROC_FS */ static inline void proc_root_init(void) @@ -57,6 +81,11 @@ static inline struct proc_dir_entry *proc_mkdir_data(const char *name, umode_t mode, struct proc_dir_entry *parent, void *data) { return NULL; } static inline struct proc_dir_entry *proc_mkdir_mode(const char *name, umode_t mode, struct proc_dir_entry *parent) { return NULL; } +#define proc_create_seq_private(name, mode, parent, ops, size, data) ({NULL;}) +#define proc_create_seq_data(name, mode, parent, ops, data) ({NULL;}) +#define proc_create_seq(name, mode, parent, ops) ({NULL;}) +#define proc_create_single(name, mode, parent, show) ({NULL;}) +#define proc_create_single_data(name, mode, parent, show, data) ({NULL;}) #define proc_create(name, mode, parent, proc_fops) ({NULL;}) #define proc_create_data(name, mode, parent, proc_fops, data) ({NULL;}) @@ -69,6 +98,10 @@ static inline void proc_remove(struct proc_dir_entry *de) {} #define remove_proc_entry(name, parent) do {} while (0) static inline int remove_proc_subtree(const char *name, struct proc_dir_entry *parent) { return 0; } +#define proc_create_net_data(name, mode, parent, ops, state_size, data) ({NULL;}) +#define proc_create_net(name, mode, parent, state_size, ops) ({NULL;}) +#define proc_create_net_single(name, mode, parent, show, data) ({NULL;}) + #endif /* CONFIG_PROC_FS */ struct net; @@ -83,4 +116,10 @@ struct ns_common; int open_related_ns(struct ns_common *ns, struct ns_common *(*get_ns)(struct ns_common *ns)); +/* get the associated pid namespace for a file in procfs */ +static inline struct pid_namespace *proc_pid_ns(struct inode *inode) +{ + return inode->i_sb->s_fs_info; +} + #endif /* _LINUX_PROC_FS_H */ diff --git a/include/linux/property.h b/include/linux/property.h index 2eea4b310fc2..ac8a1ebc4c1b 100644 --- a/include/linux/property.h +++ b/include/linux/property.h @@ -178,7 +178,7 @@ static inline int fwnode_property_read_u64(const struct fwnode_handle *fwnode, * @name: Name of the property. * @length: Length of data making up the value. * @is_array: True when the property is an array. - * @is_string: True when property is a string. + * @type: Type of the data in unions. * @pointer: Pointer to the property (an array of items of the given type). * @value: Value of the property (when it is a single item of the given type). */ @@ -186,10 +186,9 @@ struct property_entry { const char *name; size_t length; bool is_array; - bool is_string; + enum dev_prop_type type; union { union { - const void *raw_data; const u8 *u8_data; const u16 *u16_data; const u32 *u32_data; @@ -197,7 +196,6 @@ struct property_entry { const char * const *str; } pointer; union { - unsigned long long raw_data; u8 u8_data; u16 u16_data; u32 u32_data; @@ -213,55 +211,55 @@ struct property_entry { * and structs. */ -#define PROPERTY_ENTRY_INTEGER_ARRAY(_name_, _type_, _val_) \ -(struct property_entry) { \ - .name = _name_, \ - .length = ARRAY_SIZE(_val_) * sizeof(_type_), \ - .is_array = true, \ - .is_string = false, \ - { .pointer = { ._type_##_data = _val_ } }, \ +#define PROPERTY_ENTRY_INTEGER_ARRAY(_name_, _type_, _Type_, _val_) \ +(struct property_entry) { \ + .name = _name_, \ + .length = ARRAY_SIZE(_val_) * sizeof(_type_), \ + .is_array = true, \ + .type = DEV_PROP_##_Type_, \ + { .pointer = { ._type_##_data = _val_ } }, \ } #define PROPERTY_ENTRY_U8_ARRAY(_name_, _val_) \ - PROPERTY_ENTRY_INTEGER_ARRAY(_name_, u8, _val_) + PROPERTY_ENTRY_INTEGER_ARRAY(_name_, u8, U8, _val_) #define PROPERTY_ENTRY_U16_ARRAY(_name_, _val_) \ - PROPERTY_ENTRY_INTEGER_ARRAY(_name_, u16, _val_) + PROPERTY_ENTRY_INTEGER_ARRAY(_name_, u16, U16, _val_) #define PROPERTY_ENTRY_U32_ARRAY(_name_, _val_) \ - PROPERTY_ENTRY_INTEGER_ARRAY(_name_, u32, _val_) + PROPERTY_ENTRY_INTEGER_ARRAY(_name_, u32, U32, _val_) #define PROPERTY_ENTRY_U64_ARRAY(_name_, _val_) \ - PROPERTY_ENTRY_INTEGER_ARRAY(_name_, u64, _val_) + PROPERTY_ENTRY_INTEGER_ARRAY(_name_, u64, U64, _val_) #define PROPERTY_ENTRY_STRING_ARRAY(_name_, _val_) \ (struct property_entry) { \ .name = _name_, \ .length = ARRAY_SIZE(_val_) * sizeof(const char *), \ .is_array = true, \ - .is_string = true, \ + .type = DEV_PROP_STRING, \ { .pointer = { .str = _val_ } }, \ } -#define PROPERTY_ENTRY_INTEGER(_name_, _type_, _val_) \ -(struct property_entry) { \ - .name = _name_, \ - .length = sizeof(_type_), \ - .is_string = false, \ - { .value = { ._type_##_data = _val_ } }, \ +#define PROPERTY_ENTRY_INTEGER(_name_, _type_, _Type_, _val_) \ +(struct property_entry) { \ + .name = _name_, \ + .length = sizeof(_type_), \ + .type = DEV_PROP_##_Type_, \ + { .value = { ._type_##_data = _val_ } }, \ } #define PROPERTY_ENTRY_U8(_name_, _val_) \ - PROPERTY_ENTRY_INTEGER(_name_, u8, _val_) + PROPERTY_ENTRY_INTEGER(_name_, u8, U8, _val_) #define PROPERTY_ENTRY_U16(_name_, _val_) \ - PROPERTY_ENTRY_INTEGER(_name_, u16, _val_) + PROPERTY_ENTRY_INTEGER(_name_, u16, U16, _val_) #define PROPERTY_ENTRY_U32(_name_, _val_) \ - PROPERTY_ENTRY_INTEGER(_name_, u32, _val_) + PROPERTY_ENTRY_INTEGER(_name_, u32, U32, _val_) #define PROPERTY_ENTRY_U64(_name_, _val_) \ - PROPERTY_ENTRY_INTEGER(_name_, u64, _val_) + PROPERTY_ENTRY_INTEGER(_name_, u64, U64, _val_) #define PROPERTY_ENTRY_STRING(_name_, _val_) \ (struct property_entry) { \ .name = _name_, \ .length = sizeof(_val_), \ - .is_string = true, \ + .type = DEV_PROP_STRING, \ { .value = { .str = _val_ } }, \ } diff --git a/include/linux/psp-sev.h b/include/linux/psp-sev.h index 93addfa34061..827c601841c4 100644 --- a/include/linux/psp-sev.h +++ b/include/linux/psp-sev.h @@ -54,6 +54,8 @@ enum sev_cmd { SEV_CMD_PDH_CERT_EXPORT = 0x008, SEV_CMD_PDH_GEN = 0x009, SEV_CMD_DF_FLUSH = 0x00A, + SEV_CMD_DOWNLOAD_FIRMWARE = 0x00B, + SEV_CMD_GET_ID = 0x00C, /* Guest commands */ SEV_CMD_DECOMMISSION = 0x020, @@ -130,6 +132,27 @@ struct sev_data_pek_cert_import { } __packed; /** + * struct sev_data_download_firmware - DOWNLOAD_FIRMWARE command parameters + * + * @address: physical address of firmware image + * @len: len of the firmware image + */ +struct sev_data_download_firmware { + u64 address; /* In */ + u32 len; /* In */ +} __packed; + +/** + * struct sev_data_get_id - GET_ID command parameters + * + * @address: physical address of region to place unique CPU ID(s) + * @len: len of the region + */ +struct sev_data_get_id { + u64 address; /* In */ + u32 len; /* In/Out */ +} __packed; +/** * struct sev_data_pdh_cert_export - PDH_CERT_EXPORT command parameters * * @pdh_address: PDH certificate address diff --git a/include/linux/ptrace.h b/include/linux/ptrace.h index 919b2a0b0307..037bf0ef1ae9 100644 --- a/include/linux/ptrace.h +++ b/include/linux/ptrace.h @@ -345,7 +345,6 @@ extern void user_single_step_siginfo(struct task_struct *tsk, static inline void user_single_step_siginfo(struct task_struct *tsk, struct pt_regs *regs, siginfo_t *info) { - memset(info, 0, sizeof(*info)); info->si_signo = SIGTRAP; } #endif diff --git a/include/linux/qed/common_hsi.h b/include/linux/qed/common_hsi.h index 13c8ab171437..0081fa6d1268 100644 --- a/include/linux/qed/common_hsi.h +++ b/include/linux/qed/common_hsi.h @@ -109,8 +109,8 @@ #define MAX_NUM_LL2_TX_STATS_COUNTERS 48 #define FW_MAJOR_VERSION 8 -#define FW_MINOR_VERSION 33 -#define FW_REVISION_VERSION 11 +#define FW_MINOR_VERSION 37 +#define FW_REVISION_VERSION 2 #define FW_ENGINEERING_VERSION 0 /***********************/ diff --git a/include/linux/qed/iscsi_common.h b/include/linux/qed/iscsi_common.h index 938df614cb6a..b34c573f2b30 100644 --- a/include/linux/qed/iscsi_common.h +++ b/include/linux/qed/iscsi_common.h @@ -799,8 +799,8 @@ struct e4_mstorm_iscsi_task_ag_ctx { #define E4_MSTORM_ISCSI_TASK_AG_CTX_CONNECTION_TYPE_SHIFT 0 #define E4_MSTORM_ISCSI_TASK_AG_CTX_EXIST_IN_QM0_MASK 0x1 #define E4_MSTORM_ISCSI_TASK_AG_CTX_EXIST_IN_QM0_SHIFT 4 -#define E4_MSTORM_ISCSI_TASK_AG_CTX_BIT1_MASK 0x1 -#define E4_MSTORM_ISCSI_TASK_AG_CTX_BIT1_SHIFT 5 +#define E4_MSTORM_ISCSI_TASK_AG_CTX_CONN_CLEAR_SQ_FLAG_MASK 0x1 +#define E4_MSTORM_ISCSI_TASK_AG_CTX_CONN_CLEAR_SQ_FLAG_SHIFT 5 #define E4_MSTORM_ISCSI_TASK_AG_CTX_VALID_MASK 0x1 #define E4_MSTORM_ISCSI_TASK_AG_CTX_VALID_SHIFT 6 #define E4_MSTORM_ISCSI_TASK_AG_CTX_TASK_CLEANUP_FLAG_MASK 0x1 @@ -849,8 +849,8 @@ struct e4_ustorm_iscsi_task_ag_ctx { #define E4_USTORM_ISCSI_TASK_AG_CTX_CONNECTION_TYPE_SHIFT 0 #define E4_USTORM_ISCSI_TASK_AG_CTX_EXIST_IN_QM0_MASK 0x1 #define E4_USTORM_ISCSI_TASK_AG_CTX_EXIST_IN_QM0_SHIFT 4 -#define E4_USTORM_ISCSI_TASK_AG_CTX_BIT1_MASK 0x1 -#define E4_USTORM_ISCSI_TASK_AG_CTX_BIT1_SHIFT 5 +#define E4_USTORM_ISCSI_TASK_AG_CTX_CONN_CLEAR_SQ_FLAG_MASK 0x1 +#define E4_USTORM_ISCSI_TASK_AG_CTX_CONN_CLEAR_SQ_FLAG_SHIFT 5 #define E4_USTORM_ISCSI_TASK_AG_CTX_HQ_SCANNED_CF_MASK 0x3 #define E4_USTORM_ISCSI_TASK_AG_CTX_HQ_SCANNED_CF_SHIFT 6 u8 flags1; diff --git a/include/linux/qed/qed_eth_if.h b/include/linux/qed/qed_eth_if.h index 147d08ccf813..2978fa4add42 100644 --- a/include/linux/qed/qed_eth_if.h +++ b/include/linux/qed/qed_eth_if.h @@ -66,6 +66,7 @@ enum qed_filter_config_mode { QED_FILTER_CONFIG_MODE_5_TUPLE, QED_FILTER_CONFIG_MODE_L4_PORT, QED_FILTER_CONFIG_MODE_IP_DEST, + QED_FILTER_CONFIG_MODE_IP_SRC, }; struct qed_ntuple_filter_params { @@ -88,6 +89,9 @@ struct qed_ntuple_filter_params { /* true iff this filter is to be added. Else to be removed */ bool b_is_add; + + /* If flow needs to be dropped */ + bool b_is_drop; }; struct qed_dev_eth_info { @@ -352,6 +356,7 @@ struct qed_eth_ops { int (*configure_arfs_searcher)(struct qed_dev *cdev, enum qed_filter_config_mode mode); int (*get_coalesce)(struct qed_dev *cdev, u16 *coal, void *handle); + int (*req_bulletin_update_mac)(struct qed_dev *cdev, u8 *mac); }; const struct qed_eth_ops *qed_get_eth_ops(void); diff --git a/include/linux/qed/qed_if.h b/include/linux/qed/qed_if.h index b5b2bc9eacca..b4040023cbfb 100644 --- a/include/linux/qed/qed_if.h +++ b/include/linux/qed/qed_if.h @@ -159,6 +159,9 @@ struct qed_dcbx_get { enum qed_nvm_images { QED_NVM_IMAGE_ISCSI_CFG, QED_NVM_IMAGE_FCOE_CFG, + QED_NVM_IMAGE_NVM_CFG1, + QED_NVM_IMAGE_DEFAULT_CFG, + QED_NVM_IMAGE_NVM_META, }; struct qed_link_eee_params { @@ -179,6 +182,272 @@ enum qed_led_mode { QED_LED_MODE_RESTORE }; +struct qed_mfw_tlv_eth { + u16 lso_maxoff_size; + bool lso_maxoff_size_set; + u16 lso_minseg_size; + bool lso_minseg_size_set; + u8 prom_mode; + bool prom_mode_set; + u16 tx_descr_size; + bool tx_descr_size_set; + u16 rx_descr_size; + bool rx_descr_size_set; + u16 netq_count; + bool netq_count_set; + u32 tcp4_offloads; + bool tcp4_offloads_set; + u32 tcp6_offloads; + bool tcp6_offloads_set; + u16 tx_descr_qdepth; + bool tx_descr_qdepth_set; + u16 rx_descr_qdepth; + bool rx_descr_qdepth_set; + u8 iov_offload; +#define QED_MFW_TLV_IOV_OFFLOAD_NONE (0) +#define QED_MFW_TLV_IOV_OFFLOAD_MULTIQUEUE (1) +#define QED_MFW_TLV_IOV_OFFLOAD_VEB (2) +#define QED_MFW_TLV_IOV_OFFLOAD_VEPA (3) + bool iov_offload_set; + u8 txqs_empty; + bool txqs_empty_set; + u8 rxqs_empty; + bool rxqs_empty_set; + u8 num_txqs_full; + bool num_txqs_full_set; + u8 num_rxqs_full; + bool num_rxqs_full_set; +}; + +#define QED_MFW_TLV_TIME_SIZE 14 +struct qed_mfw_tlv_time { + bool b_set; + u8 month; + u8 day; + u8 hour; + u8 min; + u16 msec; + u16 usec; +}; + +struct qed_mfw_tlv_fcoe { + u8 scsi_timeout; + bool scsi_timeout_set; + u32 rt_tov; + bool rt_tov_set; + u32 ra_tov; + bool ra_tov_set; + u32 ed_tov; + bool ed_tov_set; + u32 cr_tov; + bool cr_tov_set; + u8 boot_type; + bool boot_type_set; + u8 npiv_state; + bool npiv_state_set; + u32 num_npiv_ids; + bool num_npiv_ids_set; + u8 switch_name[8]; + bool switch_name_set; + u16 switch_portnum; + bool switch_portnum_set; + u8 switch_portid[3]; + bool switch_portid_set; + u8 vendor_name[8]; + bool vendor_name_set; + u8 switch_model[8]; + bool switch_model_set; + u8 switch_fw_version[8]; + bool switch_fw_version_set; + u8 qos_pri; + bool qos_pri_set; + u8 port_alias[3]; + bool port_alias_set; + u8 port_state; +#define QED_MFW_TLV_PORT_STATE_OFFLINE (0) +#define QED_MFW_TLV_PORT_STATE_LOOP (1) +#define QED_MFW_TLV_PORT_STATE_P2P (2) +#define QED_MFW_TLV_PORT_STATE_FABRIC (3) + bool port_state_set; + u16 fip_tx_descr_size; + bool fip_tx_descr_size_set; + u16 fip_rx_descr_size; + bool fip_rx_descr_size_set; + u16 link_failures; + bool link_failures_set; + u8 fcoe_boot_progress; + bool fcoe_boot_progress_set; + u64 rx_bcast; + bool rx_bcast_set; + u64 tx_bcast; + bool tx_bcast_set; + u16 fcoe_txq_depth; + bool fcoe_txq_depth_set; + u16 fcoe_rxq_depth; + bool fcoe_rxq_depth_set; + u64 fcoe_rx_frames; + bool fcoe_rx_frames_set; + u64 fcoe_rx_bytes; + bool fcoe_rx_bytes_set; + u64 fcoe_tx_frames; + bool fcoe_tx_frames_set; + u64 fcoe_tx_bytes; + bool fcoe_tx_bytes_set; + u16 crc_count; + bool crc_count_set; + u32 crc_err_src_fcid[5]; + bool crc_err_src_fcid_set[5]; + struct qed_mfw_tlv_time crc_err[5]; + u16 losync_err; + bool losync_err_set; + u16 losig_err; + bool losig_err_set; + u16 primtive_err; + bool primtive_err_set; + u16 disparity_err; + bool disparity_err_set; + u16 code_violation_err; + bool code_violation_err_set; + u32 flogi_param[4]; + bool flogi_param_set[4]; + struct qed_mfw_tlv_time flogi_tstamp; + u32 flogi_acc_param[4]; + bool flogi_acc_param_set[4]; + struct qed_mfw_tlv_time flogi_acc_tstamp; + u32 flogi_rjt; + bool flogi_rjt_set; + struct qed_mfw_tlv_time flogi_rjt_tstamp; + u32 fdiscs; + bool fdiscs_set; + u8 fdisc_acc; + bool fdisc_acc_set; + u8 fdisc_rjt; + bool fdisc_rjt_set; + u8 plogi; + bool plogi_set; + u8 plogi_acc; + bool plogi_acc_set; + u8 plogi_rjt; + bool plogi_rjt_set; + u32 plogi_dst_fcid[5]; + bool plogi_dst_fcid_set[5]; + struct qed_mfw_tlv_time plogi_tstamp[5]; + u32 plogi_acc_src_fcid[5]; + bool plogi_acc_src_fcid_set[5]; + struct qed_mfw_tlv_time plogi_acc_tstamp[5]; + u8 tx_plogos; + bool tx_plogos_set; + u8 plogo_acc; + bool plogo_acc_set; + u8 plogo_rjt; + bool plogo_rjt_set; + u32 plogo_src_fcid[5]; + bool plogo_src_fcid_set[5]; + struct qed_mfw_tlv_time plogo_tstamp[5]; + u8 rx_logos; + bool rx_logos_set; + u8 tx_accs; + bool tx_accs_set; + u8 tx_prlis; + bool tx_prlis_set; + u8 rx_accs; + bool rx_accs_set; + u8 tx_abts; + bool tx_abts_set; + u8 rx_abts_acc; + bool rx_abts_acc_set; + u8 rx_abts_rjt; + bool rx_abts_rjt_set; + u32 abts_dst_fcid[5]; + bool abts_dst_fcid_set[5]; + struct qed_mfw_tlv_time abts_tstamp[5]; + u8 rx_rscn; + bool rx_rscn_set; + u32 rx_rscn_nport[4]; + bool rx_rscn_nport_set[4]; + u8 tx_lun_rst; + bool tx_lun_rst_set; + u8 abort_task_sets; + bool abort_task_sets_set; + u8 tx_tprlos; + bool tx_tprlos_set; + u8 tx_nos; + bool tx_nos_set; + u8 rx_nos; + bool rx_nos_set; + u8 ols; + bool ols_set; + u8 lr; + bool lr_set; + u8 lrr; + bool lrr_set; + u8 tx_lip; + bool tx_lip_set; + u8 rx_lip; + bool rx_lip_set; + u8 eofa; + bool eofa_set; + u8 eofni; + bool eofni_set; + u8 scsi_chks; + bool scsi_chks_set; + u8 scsi_cond_met; + bool scsi_cond_met_set; + u8 scsi_busy; + bool scsi_busy_set; + u8 scsi_inter; + bool scsi_inter_set; + u8 scsi_inter_cond_met; + bool scsi_inter_cond_met_set; + u8 scsi_rsv_conflicts; + bool scsi_rsv_conflicts_set; + u8 scsi_tsk_full; + bool scsi_tsk_full_set; + u8 scsi_aca_active; + bool scsi_aca_active_set; + u8 scsi_tsk_abort; + bool scsi_tsk_abort_set; + u32 scsi_rx_chk[5]; + bool scsi_rx_chk_set[5]; + struct qed_mfw_tlv_time scsi_chk_tstamp[5]; +}; + +struct qed_mfw_tlv_iscsi { + u8 target_llmnr; + bool target_llmnr_set; + u8 header_digest; + bool header_digest_set; + u8 data_digest; + bool data_digest_set; + u8 auth_method; +#define QED_MFW_TLV_AUTH_METHOD_NONE (1) +#define QED_MFW_TLV_AUTH_METHOD_CHAP (2) +#define QED_MFW_TLV_AUTH_METHOD_MUTUAL_CHAP (3) + bool auth_method_set; + u16 boot_taget_portal; + bool boot_taget_portal_set; + u16 frame_size; + bool frame_size_set; + u16 tx_desc_size; + bool tx_desc_size_set; + u16 rx_desc_size; + bool rx_desc_size_set; + u8 boot_progress; + bool boot_progress_set; + u16 tx_desc_qdepth; + bool tx_desc_qdepth_set; + u16 rx_desc_qdepth; + bool rx_desc_qdepth_set; + u64 rx_frames; + bool rx_frames_set; + u64 rx_bytes; + bool rx_bytes_set; + u64 tx_frames; + bool tx_frames_set; + u64 tx_bytes; + bool tx_bytes_set; +}; + #define DIRECT_REG_WR(reg_addr, val) writel((u32)val, \ (void __iomem *)(reg_addr)) @@ -336,7 +605,6 @@ struct qed_dev_info { u8 num_hwfns; u8 hw_mac[ETH_ALEN]; - bool is_mf_default; /* FW version */ u16 fw_major; @@ -356,7 +624,7 @@ struct qed_dev_info { #define QED_MFW_VERSION_3_OFFSET 24 u32 flash_size; - u8 mf_mode; + bool b_inter_pf_switch; bool tx_switching; bool rdma_supported; u16 mtu; @@ -483,6 +751,14 @@ struct qed_int_info { u8 used_cnt; }; +struct qed_generic_tlvs { +#define QED_TLV_IP_CSUM BIT(0) +#define QED_TLV_LSO BIT(1) + u16 feat_flags; +#define QED_TLV_MAC_COUNT 3 + u8 mac[QED_TLV_MAC_COUNT][ETH_ALEN]; +}; + #define QED_NVM_SIGNATURE 0x12435687 enum qed_nvm_flash_cmd { @@ -497,6 +773,8 @@ struct qed_common_cb_ops { void (*link_update)(void *dev, struct qed_link_output *link); void (*dcbx_aen)(void *dev, struct qed_dcbx_get *get, u32 mib_type); + void (*get_generic_tlv_data)(void *dev, struct qed_generic_tlvs *data); + void (*get_protocol_tlv_data)(void *dev, void *data); }; struct qed_selftest_ops { @@ -851,6 +1129,7 @@ struct qed_eth_stats_common { u64 rx_bcast_pkts; u64 mftag_filter_discards; u64 mac_filter_discards; + u64 gft_filter_drop; u64 tx_ucast_bytes; u64 tx_mcast_bytes; u64 tx_bcast_bytes; @@ -901,6 +1180,7 @@ struct qed_eth_stats_common { u64 tx_mac_mc_packets; u64 tx_mac_bc_packets; u64 tx_mac_ctrl_frames; + u64 link_change_count; }; struct qed_eth_stats_bb { diff --git a/include/linux/qed/qed_ll2_if.h b/include/linux/qed/qed_ll2_if.h index 266c1fb45387..5eb022953aca 100644 --- a/include/linux/qed/qed_ll2_if.h +++ b/include/linux/qed/qed_ll2_if.h @@ -202,6 +202,7 @@ struct qed_ll2_tx_pkt_info { bool enable_ip_cksum; bool enable_l4_cksum; bool calc_ip_len; + bool remove_stag; }; #define QED_LL2_UNUSED_HANDLE (0xff) @@ -220,6 +221,11 @@ struct qed_ll2_params { u8 ll2_mac_address[ETH_ALEN]; }; +enum qed_ll2_xmit_flags { + /* FIP discovery packet */ + QED_LL2_XMIT_FLAGS_FIP_DISCOVERY +}; + struct qed_ll2_ops { /** * @brief start - initializes ll2 @@ -245,10 +251,12 @@ struct qed_ll2_ops { * * @param cdev * @param skb + * @param xmit_flags - Transmit options defined by the enum qed_ll2_xmit_flags. * * @return 0 on success, otherwise error value. */ - int (*start_xmit)(struct qed_dev *cdev, struct sk_buff *skb); + int (*start_xmit)(struct qed_dev *cdev, struct sk_buff *skb, + unsigned long xmit_flags); /** * @brief register_cb_ops - protocol driver register the callback for Rx/Tx diff --git a/include/linux/qed/qed_rdma_if.h b/include/linux/qed/qed_rdma_if.h index 4dd72ba210f5..df4d13f7e191 100644 --- a/include/linux/qed/qed_rdma_if.h +++ b/include/linux/qed/qed_rdma_if.h @@ -65,8 +65,7 @@ enum qed_roce_qp_state { enum qed_rdma_tid_type { QED_RDMA_TID_REGISTERED_MR, QED_RDMA_TID_FMR, - QED_RDMA_TID_MW_TYPE1, - QED_RDMA_TID_MW_TYPE2A + QED_RDMA_TID_MW }; struct qed_rdma_events { @@ -280,7 +279,6 @@ struct qed_rdma_register_tid_in_params { bool dif_enabled; u64 dif_error_addr; - u64 dif_runt_addr; }; struct qed_rdma_create_cq_in_params { @@ -485,7 +483,9 @@ enum qed_iwarp_event_type { QED_IWARP_EVENT_ACTIVE_MPA_REPLY, QED_IWARP_EVENT_LOCAL_ACCESS_ERROR, QED_IWARP_EVENT_REMOTE_OPERATION_ERROR, - QED_IWARP_EVENT_TERMINATE_RECEIVED + QED_IWARP_EVENT_TERMINATE_RECEIVED, + QED_IWARP_EVENT_SRQ_LIMIT, + QED_IWARP_EVENT_SRQ_EMPTY, }; enum qed_tcp_ip_version { @@ -646,6 +646,14 @@ struct qed_rdma_ops { int (*rdma_alloc_tid)(void *rdma_cxt, u32 *itid); void (*rdma_free_tid)(void *rdma_cxt, u32 itid); + int (*rdma_create_srq)(void *rdma_cxt, + struct qed_rdma_create_srq_in_params *iparams, + struct qed_rdma_create_srq_out_params *oparams); + int (*rdma_destroy_srq)(void *rdma_cxt, + struct qed_rdma_destroy_srq_in_params *iparams); + int (*rdma_modify_srq)(void *rdma_cxt, + struct qed_rdma_modify_srq_in_params *iparams); + int (*ll2_acquire_connection)(void *rdma_cxt, struct qed_ll2_acquire_data *data); diff --git a/include/linux/qed/roce_common.h b/include/linux/qed/roce_common.h index 193bcef302e1..473fba76aa77 100644 --- a/include/linux/qed/roce_common.h +++ b/include/linux/qed/roce_common.h @@ -43,6 +43,7 @@ #define ROCE_MAX_QPS (32 * 1024) #define ROCE_DCQCN_NP_MAX_QPS (64) #define ROCE_DCQCN_RP_MAX_QPS (64) +#define ROCE_LKEY_MW_DIF_EN_BIT (28) /* Affiliated asynchronous events / errors enumeration */ enum roce_async_events_type { diff --git a/include/linux/rbtree_augmented.h b/include/linux/rbtree_augmented.h index 6bfd2b581f75..af8a61be2d8d 100644 --- a/include/linux/rbtree_augmented.h +++ b/include/linux/rbtree_augmented.h @@ -26,6 +26,7 @@ #include <linux/compiler.h> #include <linux/rbtree.h> +#include <linux/rcupdate.h> /* * Please note - only struct rb_augment_callbacks and the prototypes for diff --git a/include/linux/rbtree_latch.h b/include/linux/rbtree_latch.h index ece43e882b56..7d012faa509a 100644 --- a/include/linux/rbtree_latch.h +++ b/include/linux/rbtree_latch.h @@ -35,6 +35,7 @@ #include <linux/rbtree.h> #include <linux/seqlock.h> +#include <linux/rcupdate.h> struct latch_tree_node { struct rb_node node[2]; diff --git a/include/linux/rcupdate.h b/include/linux/rcupdate.h index 36360d07f25b..e679b175b411 100644 --- a/include/linux/rcupdate.h +++ b/include/linux/rcupdate.h @@ -108,7 +108,6 @@ void rcu_sched_qs(void); void rcu_bh_qs(void); void rcu_check_callbacks(int user); void rcu_report_dead(unsigned int cpu); -void rcu_cpu_starting(unsigned int cpu); void rcutree_migrate_callbacks(int cpu); #ifdef CONFIG_RCU_STALL_COMMON @@ -188,13 +187,13 @@ static inline void exit_tasks_rcu_finish(void) { } #endif /* #else #ifdef CONFIG_TASKS_RCU */ /** - * cond_resched_rcu_qs - Report potential quiescent states to RCU + * cond_resched_tasks_rcu_qs - Report potential quiescent states to RCU * * This macro resembles cond_resched(), except that it is defined to * report potential quiescent states to RCU-tasks even if the cond_resched() * machinery were to be shut off, as some advocate for PREEMPT kernels. */ -#define cond_resched_rcu_qs() \ +#define cond_resched_tasks_rcu_qs() \ do { \ if (!cond_resched()) \ rcu_note_voluntary_context_switch_lite(current); \ diff --git a/include/linux/rcutiny.h b/include/linux/rcutiny.h index ce9beec35e34..7b3c82e8a625 100644 --- a/include/linux/rcutiny.h +++ b/include/linux/rcutiny.h @@ -132,5 +132,6 @@ static inline void rcu_all_qs(void) { barrier(); } #define rcutree_offline_cpu NULL #define rcutree_dead_cpu NULL #define rcutree_dying_cpu NULL +static inline void rcu_cpu_starting(unsigned int cpu) { } #endif /* __LINUX_RCUTINY_H */ diff --git a/include/linux/rcutree.h b/include/linux/rcutree.h index fd996cdf1833..914655848ef6 100644 --- a/include/linux/rcutree.h +++ b/include/linux/rcutree.h @@ -74,6 +74,7 @@ static inline void synchronize_rcu_bh_expedited(void) void rcu_barrier(void); void rcu_barrier_bh(void); void rcu_barrier_sched(void); +bool rcu_eqs_special_set(int cpu); unsigned long get_state_synchronize_rcu(void); void cond_synchronize_rcu(unsigned long oldstate); unsigned long get_state_synchronize_sched(void); @@ -100,5 +101,6 @@ int rcutree_online_cpu(unsigned int cpu); int rcutree_offline_cpu(unsigned int cpu); int rcutree_dead_cpu(unsigned int cpu); int rcutree_dying_cpu(unsigned int cpu); +void rcu_cpu_starting(unsigned int cpu); #endif /* __LINUX_RCUTREE_H */ diff --git a/include/linux/regmap.h b/include/linux/regmap.h index 5f7ad0552c03..4f38068ffb71 100644 --- a/include/linux/regmap.h +++ b/include/linux/regmap.h @@ -15,6 +15,7 @@ #include <linux/list.h> #include <linux/rbtree.h> +#include <linux/ktime.h> #include <linux/delay.h> #include <linux/err.h> #include <linux/bug.h> @@ -587,7 +588,10 @@ struct regmap *__devm_regmap_init_sdw(struct sdw_slave *sdw, const struct regmap_config *config, struct lock_class_key *lock_key, const char *lock_name); - +struct regmap *__devm_regmap_init_slimbus(struct slim_device *slimbus, + const struct regmap_config *config, + struct lock_class_key *lock_key, + const char *lock_name); /* * Wrapper for regmap_init macros to include a unique lockdep key and name * for each call. No-op if CONFIG_LOCKDEP is not set. @@ -906,6 +910,19 @@ bool regmap_ac97_default_volatile(struct device *dev, unsigned int reg); __regmap_lockdep_wrapper(__devm_regmap_init_sdw, #config, \ sdw, config) +/** + * devm_regmap_init_slimbus() - Initialise managed register map + * + * @slimbus: Device that will be interacted with + * @config: Configuration for register map + * + * The return value will be an ERR_PTR() on error or a valid pointer + * to a struct regmap. The regmap will be automatically freed by the + * device management code. + */ +#define devm_regmap_init_slimbus(slimbus, config) \ + __regmap_lockdep_wrapper(__devm_regmap_init_slimbus, #config, \ + slimbus, config) int regmap_mmio_attach_clk(struct regmap *map, struct clk *clk); void regmap_mmio_detach_clk(struct regmap *map); void regmap_exit(struct regmap *map); diff --git a/include/linux/remoteproc.h b/include/linux/remoteproc.h index d09a9c7af109..dfdaede9139e 100644 --- a/include/linux/remoteproc.h +++ b/include/linux/remoteproc.h @@ -569,7 +569,7 @@ static inline struct rproc *vdev_to_rproc(struct virtio_device *vdev) void rproc_add_subdev(struct rproc *rproc, struct rproc_subdev *subdev, int (*probe)(struct rproc_subdev *subdev), - void (*remove)(struct rproc_subdev *subdev, bool graceful)); + void (*remove)(struct rproc_subdev *subdev, bool crashed)); void rproc_remove_subdev(struct rproc *rproc, struct rproc_subdev *subdev); diff --git a/include/linux/restart_block.h b/include/linux/restart_block.h index bcfdb918cd81..5d83d0c1d06c 100644 --- a/include/linux/restart_block.h +++ b/include/linux/restart_block.h @@ -7,6 +7,7 @@ #include <linux/compiler.h> #include <linux/types.h> +#include <linux/time64.h> struct timespec; struct compat_timespec; @@ -15,9 +16,7 @@ struct pollfd; enum timespec_type { TT_NONE = 0, TT_NATIVE = 1, -#ifdef CONFIG_COMPAT TT_COMPAT = 2, -#endif }; /* @@ -40,10 +39,8 @@ struct restart_block { clockid_t clockid; enum timespec_type type; union { - struct timespec __user *rmtp; -#ifdef CONFIG_COMPAT + struct __kernel_timespec __user *rmtp; struct compat_timespec __user *compat_rmtp; -#endif }; u64 expires; } nanosleep; diff --git a/include/linux/rhashtable.h b/include/linux/rhashtable.h index 1f8ad121eb43..4e1f535c2034 100644 --- a/include/linux/rhashtable.h +++ b/include/linux/rhashtable.h @@ -836,9 +836,8 @@ out: * * It is safe to call this function from atomic context. * - * Will trigger an automatic deferred table resizing if the size grows - * beyond the watermark indicated by grow_decision() which can be passed - * to rhashtable_init(). + * Will trigger an automatic deferred table resizing if residency in the + * table grows beyond 70%. */ static inline int rhashtable_insert_fast( struct rhashtable *ht, struct rhash_head *obj, @@ -866,9 +865,8 @@ static inline int rhashtable_insert_fast( * * It is safe to call this function from atomic context. * - * Will trigger an automatic deferred table resizing if the size grows - * beyond the watermark indicated by grow_decision() which can be passed - * to rhashtable_init(). + * Will trigger an automatic deferred table resizing if residency in the + * table grows beyond 70%. */ static inline int rhltable_insert_key( struct rhltable *hlt, const void *key, struct rhlist_head *list, @@ -890,9 +888,8 @@ static inline int rhltable_insert_key( * * It is safe to call this function from atomic context. * - * Will trigger an automatic deferred table resizing if the size grows - * beyond the watermark indicated by grow_decision() which can be passed - * to rhashtable_init(). + * Will trigger an automatic deferred table resizing if residency in the + * table grows beyond 70%. */ static inline int rhltable_insert( struct rhltable *hlt, struct rhlist_head *list, @@ -922,9 +919,8 @@ static inline int rhltable_insert( * * It is safe to call this function from atomic context. * - * Will trigger an automatic deferred table resizing if the size grows - * beyond the watermark indicated by grow_decision() which can be passed - * to rhashtable_init(). + * Will trigger an automatic deferred table resizing if residency in the + * table grows beyond 70%. */ static inline int rhashtable_lookup_insert_fast( struct rhashtable *ht, struct rhash_head *obj, @@ -981,9 +977,8 @@ static inline void *rhashtable_lookup_get_insert_fast( * * Lookups may occur in parallel with hashtable mutations and resizing. * - * Will trigger an automatic deferred table resizing if the size grows - * beyond the watermark indicated by grow_decision() which can be passed - * to rhashtable_init(). + * Will trigger an automatic deferred table resizing if residency in the + * table grows beyond 70%. * * Returns zero on success. */ @@ -1134,8 +1129,8 @@ static inline int __rhashtable_remove_fast( * walk the bucket chain upon removal. The removal operation is thus * considerable slow if the hash table is not correctly sized. * - * Will automatically shrink the table via rhashtable_expand() if the - * shrink_decision function specified at rhashtable_init() returns true. + * Will automatically shrink the table if permitted when residency drops + * below 30%. * * Returns zero on success, -ENOENT if the entry could not be found. */ @@ -1156,8 +1151,8 @@ static inline int rhashtable_remove_fast( * walk the bucket chain upon removal. The removal operation is thus * considerable slow if the hash table is not correctly sized. * - * Will automatically shrink the table via rhashtable_expand() if the - * shrink_decision function specified at rhashtable_init() returns true. + * Will automatically shrink the table if permitted when residency drops + * below 30% * * Returns zero on success, -ENOENT if the entry could not be found. */ @@ -1273,8 +1268,9 @@ static inline int rhashtable_walk_init(struct rhashtable *ht, * For a completely stable walk you should construct your own data * structure outside the hash table. * - * This function may sleep so you must not call it from interrupt - * context or with spin locks held. + * This function may be called from any process context, including + * non-preemptable context, but cannot be called from softirq or + * hardirq context. * * You must call rhashtable_walk_exit after this function returns. */ diff --git a/include/linux/ring_buffer.h b/include/linux/ring_buffer.h index a0233edc0718..b72ebdff0b77 100644 --- a/include/linux/ring_buffer.h +++ b/include/linux/ring_buffer.h @@ -65,7 +65,7 @@ u64 ring_buffer_event_time_stamp(struct ring_buffer_event *event); /* * ring_buffer_discard_commit will remove an event that has not - * ben committed yet. If this is used, then ring_buffer_unlock_commit + * been committed yet. If this is used, then ring_buffer_unlock_commit * must not be called on the discarded event. This function * will try to remove the event from the ring buffer completely * if another event has not been written after it. diff --git a/include/linux/rslib.h b/include/linux/rslib.h index 746580c1939c..5974cedd008c 100644 --- a/include/linux/rslib.h +++ b/include/linux/rslib.h @@ -1,28 +1,21 @@ +// SPDX-License-Identifier: GPL-2.0 /* - * include/linux/rslib.h - * - * Overview: - * Generic Reed Solomon encoder / decoder library + * Generic Reed Solomon encoder / decoder library * * Copyright (C) 2004 Thomas Gleixner (tglx@linutronix.de) * * RS code lifted from reed solomon library written by Phil Karn * Copyright 2002 Phil Karn, KA9Q - * - * $Id: rslib.h,v 1.4 2005/11/07 11:14:52 gleixner Exp $ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. */ - #ifndef _RSLIB_H_ #define _RSLIB_H_ #include <linux/list.h> +#include <linux/types.h> /* for gfp_t */ +#include <linux/gfp.h> /* for GFP_KERNEL */ /** - * struct rs_control - rs control structure + * struct rs_codec - rs codec data * * @mm: Bits per symbol * @nn: Symbols per block (= (1<<mm)-1) @@ -36,24 +29,34 @@ * @gfpoly: The primitive generator polynominal * @gffunc: Function to generate the field, if non-canonical representation * @users: Users of this structure - * @list: List entry for the rs control list + * @list: List entry for the rs codec list */ -struct rs_control { - int mm; - int nn; +struct rs_codec { + int mm; + int nn; uint16_t *alpha_to; uint16_t *index_of; uint16_t *genpoly; - int nroots; - int fcr; - int prim; - int iprim; + int nroots; + int fcr; + int prim; + int iprim; int gfpoly; int (*gffunc)(int); int users; struct list_head list; }; +/** + * struct rs_control - rs control structure per instance + * @codec: The codec used for this instance + * @buffers: Internal scratch buffers used in calls to decode_rs() + */ +struct rs_control { + struct rs_codec *codec; + uint16_t buffers[0]; +}; + /* General purpose RS codec, 8-bit data width, symbol width 1-15 bit */ #ifdef CONFIG_REED_SOLOMON_ENC8 int encode_rs8(struct rs_control *rs, uint8_t *data, int len, uint16_t *par, @@ -76,18 +79,37 @@ int decode_rs16(struct rs_control *rs, uint16_t *data, uint16_t *par, int len, uint16_t *corr); #endif -/* Create or get a matching rs control structure */ -struct rs_control *init_rs(int symsize, int gfpoly, int fcr, int prim, - int nroots); +struct rs_control *init_rs_gfp(int symsize, int gfpoly, int fcr, int prim, + int nroots, gfp_t gfp); + +/** + * init_rs - Create a RS control struct and initialize it + * @symsize: the symbol size (number of bits) + * @gfpoly: the extended Galois field generator polynomial coefficients, + * with the 0th coefficient in the low order bit. The polynomial + * must be primitive; + * @fcr: the first consecutive root of the rs code generator polynomial + * in index form + * @prim: primitive element to generate polynomial roots + * @nroots: RS code generator polynomial degree (number of roots) + * + * Allocations use GFP_KERNEL. + */ +static inline struct rs_control *init_rs(int symsize, int gfpoly, int fcr, + int prim, int nroots) +{ + return init_rs_gfp(symsize, gfpoly, fcr, prim, nroots, GFP_KERNEL); +} + struct rs_control *init_rs_non_canonical(int symsize, int (*func)(int), - int fcr, int prim, int nroots); + int fcr, int prim, int nroots); /* Release a rs control structure */ void free_rs(struct rs_control *rs); /** modulo replacement for galois field arithmetics * - * @rs: the rs control structure + * @rs: Pointer to the RS codec * @x: the value to reduce * * where @@ -97,7 +119,7 @@ void free_rs(struct rs_control *rs); * Simple arithmetic modulo would return a wrong result for values * >= 3 * rs->nn */ -static inline int rs_modnn(struct rs_control *rs, int x) +static inline int rs_modnn(struct rs_codec *rs, int x) { while (x >= rs->nn) { x -= rs->nn; diff --git a/include/linux/rwsem.h b/include/linux/rwsem.h index 56707d5ff6ad..ab93b6eae696 100644 --- a/include/linux/rwsem.h +++ b/include/linux/rwsem.h @@ -44,6 +44,12 @@ struct rw_semaphore { #endif }; +/* + * Setting bit 0 of the owner field with other non-zero bits will indicate + * that the rwsem is writer-owned with an unknown owner. + */ +#define RWSEM_OWNER_UNKNOWN ((struct task_struct *)-1L) + extern struct rw_semaphore *rwsem_down_read_failed(struct rw_semaphore *sem); extern struct rw_semaphore *rwsem_down_read_failed_killable(struct rw_semaphore *sem); extern struct rw_semaphore *rwsem_down_write_failed(struct rw_semaphore *sem); diff --git a/include/linux/sbitmap.h b/include/linux/sbitmap.h index 841585f6e5f2..e6539536dea9 100644 --- a/include/linux/sbitmap.h +++ b/include/linux/sbitmap.h @@ -127,6 +127,12 @@ struct sbitmap_queue { * @round_robin: Allocate bits in strict round-robin order. */ bool round_robin; + + /** + * @min_shallow_depth: The minimum shallow depth which may be passed to + * sbitmap_queue_get_shallow() or __sbitmap_queue_get_shallow(). + */ + unsigned int min_shallow_depth; }; /** @@ -390,6 +396,9 @@ int __sbitmap_queue_get(struct sbitmap_queue *sbq); * @shallow_depth: The maximum number of bits to allocate from a single word. * See sbitmap_get_shallow(). * + * If you call this, make sure to call sbitmap_queue_min_shallow_depth() after + * initializing @sbq. + * * Return: Non-negative allocated bit number if successful, -1 otherwise. */ int __sbitmap_queue_get_shallow(struct sbitmap_queue *sbq, @@ -424,6 +433,9 @@ static inline int sbitmap_queue_get(struct sbitmap_queue *sbq, * @shallow_depth: The maximum number of bits to allocate from a single word. * See sbitmap_get_shallow(). * + * If you call this, make sure to call sbitmap_queue_min_shallow_depth() after + * initializing @sbq. + * * Return: Non-negative allocated bit number if successful, -1 otherwise. */ static inline int sbitmap_queue_get_shallow(struct sbitmap_queue *sbq, @@ -439,6 +451,23 @@ static inline int sbitmap_queue_get_shallow(struct sbitmap_queue *sbq, } /** + * sbitmap_queue_min_shallow_depth() - Inform a &struct sbitmap_queue of the + * minimum shallow depth that will be used. + * @sbq: Bitmap queue in question. + * @min_shallow_depth: The minimum shallow depth that will be passed to + * sbitmap_queue_get_shallow() or __sbitmap_queue_get_shallow(). + * + * sbitmap_queue_clear() batches wakeups as an optimization. The batch size + * depends on the depth of the bitmap. Since the shallow allocation functions + * effectively operate with a different depth, the shallow depth must be taken + * into account when calculating the batch size. This function must be called + * with the minimum shallow depth that will be used. Failure to do so can result + * in missed wakeups. + */ +void sbitmap_queue_min_shallow_depth(struct sbitmap_queue *sbq, + unsigned int min_shallow_depth); + +/** * sbitmap_queue_clear() - Free an allocated bit and wake up waiters on a * &struct sbitmap_queue. * @sbq: Bitmap to free from. @@ -484,6 +513,13 @@ static inline struct sbq_wait_state *sbq_wait_ptr(struct sbitmap_queue *sbq, void sbitmap_queue_wake_all(struct sbitmap_queue *sbq); /** + * sbitmap_queue_wake_up() - Wake up some of waiters in one waitqueue + * on a &struct sbitmap_queue. + * @sbq: Bitmap queue to wake up. + */ +void sbitmap_queue_wake_up(struct sbitmap_queue *sbq); + +/** * sbitmap_queue_show() - Dump &struct sbitmap_queue information to a &struct * seq_file. * @sbq: Bitmap queue to show. diff --git a/include/linux/sched.h b/include/linux/sched.h index b3d697f3b573..14e4f9c12337 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -112,17 +112,36 @@ struct task_group; #ifdef CONFIG_DEBUG_ATOMIC_SLEEP +/* + * Special states are those that do not use the normal wait-loop pattern. See + * the comment with set_special_state(). + */ +#define is_special_task_state(state) \ + ((state) & (__TASK_STOPPED | __TASK_TRACED | TASK_DEAD)) + #define __set_current_state(state_value) \ do { \ + WARN_ON_ONCE(is_special_task_state(state_value));\ current->task_state_change = _THIS_IP_; \ current->state = (state_value); \ } while (0) + #define set_current_state(state_value) \ do { \ + WARN_ON_ONCE(is_special_task_state(state_value));\ current->task_state_change = _THIS_IP_; \ smp_store_mb(current->state, (state_value)); \ } while (0) +#define set_special_state(state_value) \ + do { \ + unsigned long flags; /* may shadow */ \ + WARN_ON_ONCE(!is_special_task_state(state_value)); \ + raw_spin_lock_irqsave(¤t->pi_lock, flags); \ + current->task_state_change = _THIS_IP_; \ + current->state = (state_value); \ + raw_spin_unlock_irqrestore(¤t->pi_lock, flags); \ + } while (0) #else /* * set_current_state() includes a barrier so that the write of current->state @@ -144,8 +163,8 @@ struct task_group; * * The above is typically ordered against the wakeup, which does: * - * need_sleep = false; - * wake_up_state(p, TASK_UNINTERRUPTIBLE); + * need_sleep = false; + * wake_up_state(p, TASK_UNINTERRUPTIBLE); * * Where wake_up_state() (and all other wakeup primitives) imply enough * barriers to order the store of the variable against wakeup. @@ -154,12 +173,33 @@ struct task_group; * once it observes the TASK_UNINTERRUPTIBLE store the waking CPU can issue a * TASK_RUNNING store which can collide with __set_current_state(TASK_RUNNING). * - * This is obviously fine, since they both store the exact same value. + * However, with slightly different timing the wakeup TASK_RUNNING store can + * also collide with the TASK_UNINTERRUPTIBLE store. Loosing that store is not + * a problem either because that will result in one extra go around the loop + * and our @cond test will save the day. * * Also see the comments of try_to_wake_up(). */ -#define __set_current_state(state_value) do { current->state = (state_value); } while (0) -#define set_current_state(state_value) smp_store_mb(current->state, (state_value)) +#define __set_current_state(state_value) \ + current->state = (state_value) + +#define set_current_state(state_value) \ + smp_store_mb(current->state, (state_value)) + +/* + * set_special_state() should be used for those states when the blocking task + * can not use the regular condition based wait-loop. In that case we must + * serialize against wakeups such that any possible in-flight TASK_RUNNING stores + * will not collide with our state change. + */ +#define set_special_state(state_value) \ + do { \ + unsigned long flags; /* may shadow */ \ + raw_spin_lock_irqsave(¤t->pi_lock, flags); \ + current->state = (state_value); \ + raw_spin_unlock_irqrestore(¤t->pi_lock, flags); \ + } while (0) + #endif /* Task command name length: */ @@ -1393,7 +1433,8 @@ static inline bool is_percpu_thread(void) #define PFA_NO_NEW_PRIVS 0 /* May not gain new privileges. */ #define PFA_SPREAD_PAGE 1 /* Spread page cache over cpuset */ #define PFA_SPREAD_SLAB 2 /* Spread some slab caches over cpuset */ - +#define PFA_SPEC_SSB_DISABLE 3 /* Speculative Store Bypass disabled */ +#define PFA_SPEC_SSB_FORCE_DISABLE 4 /* Speculative Store Bypass force disabled*/ #define TASK_PFA_TEST(name, func) \ static inline bool task_##func(struct task_struct *p) \ @@ -1418,6 +1459,13 @@ TASK_PFA_TEST(SPREAD_SLAB, spread_slab) TASK_PFA_SET(SPREAD_SLAB, spread_slab) TASK_PFA_CLEAR(SPREAD_SLAB, spread_slab) +TASK_PFA_TEST(SPEC_SSB_DISABLE, spec_ssb_disable) +TASK_PFA_SET(SPEC_SSB_DISABLE, spec_ssb_disable) +TASK_PFA_CLEAR(SPEC_SSB_DISABLE, spec_ssb_disable) + +TASK_PFA_TEST(SPEC_SSB_FORCE_DISABLE, spec_ssb_force_disable) +TASK_PFA_SET(SPEC_SSB_FORCE_DISABLE, spec_ssb_force_disable) + static inline void current_restore_flags(unsigned long orig_flags, unsigned long flags) { @@ -1464,6 +1512,7 @@ static inline int task_nice(const struct task_struct *p) extern int can_nice(const struct task_struct *p, const int nice); extern int task_curr(const struct task_struct *p); extern int idle_cpu(int cpu); +extern int available_idle_cpu(int cpu); extern int sched_setscheduler(struct task_struct *, int, const struct sched_param *); extern int sched_setscheduler_nocheck(struct task_struct *, int, const struct sched_param *); extern int sched_setattr(struct task_struct *, const struct sched_attr *); @@ -1613,7 +1662,6 @@ static inline int test_tsk_need_resched(struct task_struct *tsk) * explicit rescheduling in places that are safe. The return * value indicates whether a reschedule was done in fact. * cond_resched_lock() will drop the spinlock before scheduling, - * cond_resched_softirq() will enable bhs before scheduling. */ #ifndef CONFIG_PREEMPT extern int _cond_resched(void); @@ -1633,13 +1681,6 @@ extern int __cond_resched_lock(spinlock_t *lock); __cond_resched_lock(lock); \ }) -extern int __cond_resched_softirq(void); - -#define cond_resched_softirq() ({ \ - ___might_sleep(__FILE__, __LINE__, SOFTIRQ_DISABLE_OFFSET); \ - __cond_resched_softirq(); \ -}) - static inline void cond_resched_rcu(void) { #if defined(CONFIG_DEBUG_ATOMIC_SLEEP) || !defined(CONFIG_PREEMPT_RCU) diff --git a/include/linux/sched/mm.h b/include/linux/sched/mm.h index 2c570cd934af..76a8cb4ef178 100644 --- a/include/linux/sched/mm.h +++ b/include/linux/sched/mm.h @@ -28,7 +28,7 @@ extern struct mm_struct *mm_alloc(void); * * Use mmdrop() to release the reference acquired by mmgrab(). * - * See also <Documentation/vm/active_mm.txt> for an in-depth explanation + * See also <Documentation/vm/active_mm.rst> for an in-depth explanation * of &mm_struct.mm_count vs &mm_struct.mm_users. */ static inline void mmgrab(struct mm_struct *mm) @@ -62,7 +62,7 @@ static inline void mmdrop(struct mm_struct *mm) * * Use mmput() to release the reference acquired by mmget(). * - * See also <Documentation/vm/active_mm.txt> for an in-depth explanation + * See also <Documentation/vm/active_mm.rst> for an in-depth explanation * of &mm_struct.mm_count vs &mm_struct.mm_users. */ static inline void mmget(struct mm_struct *mm) @@ -170,6 +170,17 @@ static inline void fs_reclaim_acquire(gfp_t gfp_mask) { } static inline void fs_reclaim_release(gfp_t gfp_mask) { } #endif +/** + * memalloc_noio_save - Marks implicit GFP_NOIO allocation scope. + * + * This functions marks the beginning of the GFP_NOIO allocation scope. + * All further allocations will implicitly drop __GFP_IO flag and so + * they are safe for the IO critical section from the allocation recursion + * point of view. Use memalloc_noio_restore to end the scope with flags + * returned by this function. + * + * This function is safe to be used from any context. + */ static inline unsigned int memalloc_noio_save(void) { unsigned int flags = current->flags & PF_MEMALLOC_NOIO; @@ -177,11 +188,30 @@ static inline unsigned int memalloc_noio_save(void) return flags; } +/** + * memalloc_noio_restore - Ends the implicit GFP_NOIO scope. + * @flags: Flags to restore. + * + * Ends the implicit GFP_NOIO scope started by memalloc_noio_save function. + * Always make sure that that the given flags is the return value from the + * pairing memalloc_noio_save call. + */ static inline void memalloc_noio_restore(unsigned int flags) { current->flags = (current->flags & ~PF_MEMALLOC_NOIO) | flags; } +/** + * memalloc_nofs_save - Marks implicit GFP_NOFS allocation scope. + * + * This functions marks the beginning of the GFP_NOFS allocation scope. + * All further allocations will implicitly drop __GFP_FS flag and so + * they are safe for the FS critical section from the allocation recursion + * point of view. Use memalloc_nofs_restore to end the scope with flags + * returned by this function. + * + * This function is safe to be used from any context. + */ static inline unsigned int memalloc_nofs_save(void) { unsigned int flags = current->flags & PF_MEMALLOC_NOFS; @@ -189,6 +219,14 @@ static inline unsigned int memalloc_nofs_save(void) return flags; } +/** + * memalloc_nofs_restore - Ends the implicit GFP_NOFS scope. + * @flags: Flags to restore. + * + * Ends the implicit GFP_NOFS scope started by memalloc_nofs_save function. + * Always make sure that that the given flags is the return value from the + * pairing memalloc_nofs_save call. + */ static inline void memalloc_nofs_restore(unsigned int flags) { current->flags = (current->flags & ~PF_MEMALLOC_NOFS) | flags; diff --git a/include/linux/sched/signal.h b/include/linux/sched/signal.h index a7ce74c74e49..113d1ad1ced7 100644 --- a/include/linux/sched/signal.h +++ b/include/linux/sched/signal.h @@ -280,7 +280,7 @@ static inline void kernel_signal_stop(void) { spin_lock_irq(¤t->sighand->siglock); if (current->jobctl & JOBCTL_STOP_DEQUEUED) - __set_current_state(TASK_STOPPED); + set_special_state(TASK_STOPPED); spin_unlock_irq(¤t->sighand->siglock); schedule(); diff --git a/include/linux/seccomp.h b/include/linux/seccomp.h index c723a5c4e3ff..e5320f6c8654 100644 --- a/include/linux/seccomp.h +++ b/include/linux/seccomp.h @@ -4,8 +4,9 @@ #include <uapi/linux/seccomp.h> -#define SECCOMP_FILTER_FLAG_MASK (SECCOMP_FILTER_FLAG_TSYNC | \ - SECCOMP_FILTER_FLAG_LOG) +#define SECCOMP_FILTER_FLAG_MASK (SECCOMP_FILTER_FLAG_TSYNC | \ + SECCOMP_FILTER_FLAG_LOG | \ + SECCOMP_FILTER_FLAG_SPEC_ALLOW) #ifdef CONFIG_SECCOMP diff --git a/include/linux/seq_file_net.h b/include/linux/seq_file_net.h index 43ccd84127b6..0fdbe1ddd8d1 100644 --- a/include/linux/seq_file_net.h +++ b/include/linux/seq_file_net.h @@ -13,12 +13,6 @@ struct seq_net_private { #endif }; -int seq_open_net(struct inode *, struct file *, - const struct seq_operations *, int); -int single_open_net(struct inode *, struct file *file, - int (*show)(struct seq_file *, void *)); -int seq_release_net(struct inode *, struct file *); -int single_release_net(struct inode *, struct file *); static inline struct net *seq_file_net(struct seq_file *seq) { #ifdef CONFIG_NET_NS @@ -28,4 +22,17 @@ static inline struct net *seq_file_net(struct seq_file *seq) #endif } +/* + * This one is needed for proc_create_net_single since net is stored directly + * in private not as a struct i.e. seq_file_net can't be used. + */ +static inline struct net *seq_file_single_net(struct seq_file *seq) +{ +#ifdef CONFIG_NET_NS + return (struct net *)seq->private; +#else + return &init_net; +#endif +} + #endif diff --git a/include/linux/serial_8250.h b/include/linux/serial_8250.h index a27ef5f56431..76b9db71e489 100644 --- a/include/linux/serial_8250.h +++ b/include/linux/serial_8250.h @@ -163,6 +163,7 @@ extern void serial8250_do_set_mctrl(struct uart_port *port, unsigned int mctrl); extern int fsl8250_handle_irq(struct uart_port *port); int serial8250_handle_irq(struct uart_port *port, unsigned int iir); unsigned char serial8250_rx_chars(struct uart_8250_port *up, unsigned char lsr); +void serial8250_read_char(struct uart_8250_port *up, unsigned char lsr); void serial8250_tx_chars(struct uart_8250_port *up); unsigned int serial8250_modem_status(struct uart_8250_port *up); void serial8250_init_port(struct uart_8250_port *up); diff --git a/include/linux/serial_core.h b/include/linux/serial_core.h index b4c9fda9d833..06ea4eeb09ab 100644 --- a/include/linux/serial_core.h +++ b/include/linux/serial_core.h @@ -233,6 +233,7 @@ struct uart_port { #define UPSTAT_AUTORTS ((__force upstat_t) (1 << 2)) #define UPSTAT_AUTOCTS ((__force upstat_t) (1 << 3)) #define UPSTAT_AUTOXOFF ((__force upstat_t) (1 << 4)) +#define UPSTAT_SYNC_FIFO ((__force upstat_t) (1 << 5)) int hw_stopped; /* sw-assisted CTS flow state */ unsigned int mctrl; /* current modem ctrl settings */ @@ -348,7 +349,8 @@ struct earlycon_device { }; struct earlycon_id { - char name[16]; + char name[15]; + char name_term; /* In case compiler didn't '\0' term name */ char compatible[128]; int (*setup)(struct earlycon_device *, const char *options); }; diff --git a/include/linux/signal.h b/include/linux/signal.h index a9bc7e1b077e..3c5200137b24 100644 --- a/include/linux/signal.h +++ b/include/linux/signal.h @@ -28,6 +28,9 @@ enum siginfo_layout { SIL_TIMER, SIL_POLL, SIL_FAULT, + SIL_FAULT_MCEERR, + SIL_FAULT_BNDERR, + SIL_FAULT_PKUERR, SIL_CHLD, SIL_RT, SIL_SYS, diff --git a/include/linux/skb_array.h b/include/linux/skb_array.h index a6b6e8bb3d7b..62d9b0a6329f 100644 --- a/include/linux/skb_array.h +++ b/include/linux/skb_array.h @@ -97,6 +97,11 @@ static inline bool skb_array_empty_any(struct skb_array *a) return ptr_ring_empty_any(&a->ring); } +static inline struct sk_buff *__skb_array_consume(struct skb_array *a) +{ + return __ptr_ring_consume(&a->ring); +} + static inline struct sk_buff *skb_array_consume(struct skb_array *a) { return ptr_ring_consume(&a->ring); diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h index 9065477ed255..c86885954994 100644 --- a/include/linux/skbuff.h +++ b/include/linux/skbuff.h @@ -573,6 +573,8 @@ enum { SKB_GSO_ESP = 1 << 15, SKB_GSO_UDP = 1 << 16, + + SKB_GSO_UDP_L4 = 1 << 17, }; #if BITS_PER_LONG > 32 @@ -852,8 +854,6 @@ struct sk_buff { /* * Handling routines are only of interest to the kernel */ -#include <linux/slab.h> - #define SKB_ALLOC_FCLONE 0x01 #define SKB_ALLOC_RX 0x02 @@ -1032,6 +1032,7 @@ static inline struct sk_buff *alloc_skb_fclone(unsigned int size, struct sk_buff *skb_morph(struct sk_buff *dst, struct sk_buff *src); int skb_copy_ubufs(struct sk_buff *skb, gfp_t gfp_mask); struct sk_buff *skb_clone(struct sk_buff *skb, gfp_t priority); +void skb_copy_header(struct sk_buff *new, const struct sk_buff *old); struct sk_buff *skb_copy(const struct sk_buff *skb, gfp_t priority); struct sk_buff *__pskb_copy_fclone(struct sk_buff *skb, int headroom, gfp_t gfp_mask, bool fclone); @@ -1168,7 +1169,7 @@ void __skb_get_hash(struct sk_buff *skb); u32 __skb_get_hash_symmetric(const struct sk_buff *skb); u32 skb_get_poff(const struct sk_buff *skb); u32 __skb_get_poff(const struct sk_buff *skb, void *data, - const struct flow_keys *keys, int hlen); + const struct flow_keys_basic *keys, int hlen); __be32 __skb_flow_get_ports(const struct sk_buff *skb, int thoff, u8 ip_proto, void *data, int hlen_proto); @@ -1205,13 +1206,14 @@ static inline bool skb_flow_dissect_flow_keys(const struct sk_buff *skb, NULL, 0, 0, 0, flags); } -static inline bool skb_flow_dissect_flow_keys_buf(struct flow_keys *flow, - void *data, __be16 proto, - int nhoff, int hlen, - unsigned int flags) +static inline bool +skb_flow_dissect_flow_keys_basic(const struct sk_buff *skb, + struct flow_keys_basic *flow, void *data, + __be16 proto, int nhoff, int hlen, + unsigned int flags) { memset(flow, 0, sizeof(*flow)); - return __skb_flow_dissect(NULL, &flow_keys_buf_dissector, flow, + return __skb_flow_dissect(skb, &flow_keys_basic_dissector, flow, data, proto, nhoff, hlen, flags); } @@ -2347,11 +2349,12 @@ static inline void skb_pop_mac_header(struct sk_buff *skb) static inline void skb_probe_transport_header(struct sk_buff *skb, const int offset_hint) { - struct flow_keys keys; + struct flow_keys_basic keys; if (skb_transport_header_was_set(skb)) return; - else if (skb_flow_dissect_flow_keys(skb, &keys, 0)) + + if (skb_flow_dissect_flow_keys_basic(skb, &keys, 0, 0, 0, 0, 0)) skb_set_transport_header(skb, keys.control.thoff); else skb_set_transport_header(skb, offset_hint); @@ -3131,6 +3134,7 @@ static inline void *skb_push_rcsum(struct sk_buff *skb, unsigned int len) return skb->data; } +int pskb_trim_rcsum_slow(struct sk_buff *skb, unsigned int len); /** * pskb_trim_rcsum - trim received skb and update checksum * @skb: buffer to trim @@ -3144,9 +3148,7 @@ static inline int pskb_trim_rcsum(struct sk_buff *skb, unsigned int len) { if (likely(len >= skb->len)) return 0; - if (skb->ip_summed == CHECKSUM_COMPLETE) - skb->ip_summed = CHECKSUM_NONE; - return __pskb_trim(skb, len); + return pskb_trim_rcsum_slow(skb, len); } static inline int __skb_trim_rcsum(struct sk_buff *skb, unsigned int len) @@ -3250,8 +3252,7 @@ struct sk_buff *__skb_recv_datagram(struct sock *sk, unsigned flags, int *peeked, int *off, int *err); struct sk_buff *skb_recv_datagram(struct sock *sk, unsigned flags, int noblock, int *err); -__poll_t datagram_poll(struct file *file, struct socket *sock, - struct poll_table_struct *wait); +__poll_t datagram_poll_mask(struct socket *sock, __poll_t events); int skb_copy_datagram_iter(const struct sk_buff *from, int offset, struct iov_iter *to, int size); static inline int skb_copy_datagram_msg(const struct sk_buff *from, int offset, diff --git a/include/linux/slab.h b/include/linux/slab.h index 81ebd71f8c03..4d759e1ddc33 100644 --- a/include/linux/slab.h +++ b/include/linux/slab.h @@ -13,6 +13,7 @@ #define _LINUX_SLAB_H #include <linux/gfp.h> +#include <linux/overflow.h> #include <linux/types.h> #include <linux/workqueue.h> @@ -624,11 +625,13 @@ int memcg_update_all_caches(int num_memcgs); */ static inline void *kmalloc_array(size_t n, size_t size, gfp_t flags) { - if (size != 0 && n > SIZE_MAX / size) + size_t bytes; + + if (unlikely(check_mul_overflow(n, size, &bytes))) return NULL; if (__builtin_constant_p(n) && __builtin_constant_p(size)) - return kmalloc(n * size, flags); - return __kmalloc(n * size, flags); + return kmalloc(bytes, flags); + return __kmalloc(bytes, flags); } /** @@ -657,11 +660,13 @@ extern void *__kmalloc_track_caller(size_t, gfp_t, unsigned long); static inline void *kmalloc_array_node(size_t n, size_t size, gfp_t flags, int node) { - if (size != 0 && n > SIZE_MAX / size) + size_t bytes; + + if (unlikely(check_mul_overflow(n, size, &bytes))) return NULL; if (__builtin_constant_p(n) && __builtin_constant_p(size)) - return kmalloc_node(n * size, flags, node); - return __kmalloc_node(n * size, flags, node); + return kmalloc_node(bytes, flags, node); + return __kmalloc_node(bytes, flags, node); } static inline void *kcalloc_node(size_t n, size_t size, gfp_t flags, int node) diff --git a/include/linux/soc/qcom/apr.h b/include/linux/soc/qcom/apr.h new file mode 100644 index 000000000000..c5d52e2cb275 --- /dev/null +++ b/include/linux/soc/qcom/apr.h @@ -0,0 +1,128 @@ +/* SPDX-License-Identifier: GPL-2.0 */ + +#ifndef __QCOM_APR_H_ +#define __QCOM_APR_H_ + +#include <linux/spinlock.h> +#include <linux/device.h> +#include <linux/mod_devicetable.h> +#include <dt-bindings/soc/qcom,apr.h> + +extern struct bus_type aprbus; + +#define APR_HDR_LEN(hdr_len) ((hdr_len)/4) + +/* + * HEADER field + * version:0:3 + * header_size : 4:7 + * message_type : 8:9 + * reserved: 10:15 + */ +#define APR_HDR_FIELD(msg_type, hdr_len, ver)\ + (((msg_type & 0x3) << 8) | ((hdr_len & 0xF) << 4) | (ver & 0xF)) + +#define APR_HDR_SIZE sizeof(struct apr_hdr) +#define APR_SEQ_CMD_HDR_FIELD APR_HDR_FIELD(APR_MSG_TYPE_SEQ_CMD, \ + APR_HDR_LEN(APR_HDR_SIZE), \ + APR_PKT_VER) +/* Version */ +#define APR_PKT_VER 0x0 + +/* Command and Response Types */ +#define APR_MSG_TYPE_EVENT 0x0 +#define APR_MSG_TYPE_CMD_RSP 0x1 +#define APR_MSG_TYPE_SEQ_CMD 0x2 +#define APR_MSG_TYPE_NSEQ_CMD 0x3 +#define APR_MSG_TYPE_MAX 0x04 + +/* APR Basic Response Message */ +#define APR_BASIC_RSP_RESULT 0x000110E8 +#define APR_RSP_ACCEPTED 0x000100BE + +struct aprv2_ibasic_rsp_result_t { + uint32_t opcode; + uint32_t status; +}; + +/* hdr field Ver [0:3], Size [4:7], Message type [8:10] */ +#define APR_HDR_FIELD_VER(h) (h & 0x000F) +#define APR_HDR_FIELD_SIZE(h) ((h & 0x00F0) >> 4) +#define APR_HDR_FIELD_SIZE_BYTES(h) (((h & 0x00F0) >> 4) * 4) +#define APR_HDR_FIELD_MT(h) ((h & 0x0300) >> 8) + +struct apr_hdr { + uint16_t hdr_field; + uint16_t pkt_size; + uint8_t src_svc; + uint8_t src_domain; + uint16_t src_port; + uint8_t dest_svc; + uint8_t dest_domain; + uint16_t dest_port; + uint32_t token; + uint32_t opcode; +} __packed; + +struct apr_pkt { + struct apr_hdr hdr; + uint8_t payload[]; +}; + +struct apr_resp_pkt { + struct apr_hdr hdr; + void *payload; + int payload_size; +}; + +/* Bits 0 to 15 -- Minor version, Bits 16 to 31 -- Major version */ +#define APR_SVC_MAJOR_VERSION(v) ((v >> 16) & 0xFF) +#define APR_SVC_MINOR_VERSION(v) (v & 0xFF) + +struct apr_device { + struct device dev; + uint16_t svc_id; + uint16_t domain_id; + uint32_t version; + char name[APR_NAME_SIZE]; + spinlock_t lock; + struct list_head node; +}; + +#define to_apr_device(d) container_of(d, struct apr_device, dev) + +struct apr_driver { + int (*probe)(struct apr_device *sl); + int (*remove)(struct apr_device *sl); + int (*callback)(struct apr_device *a, + struct apr_resp_pkt *d); + struct device_driver driver; + const struct apr_device_id *id_table; +}; + +#define to_apr_driver(d) container_of(d, struct apr_driver, driver) + +/* + * use a macro to avoid include chaining to get THIS_MODULE + */ +#define apr_driver_register(drv) __apr_driver_register(drv, THIS_MODULE) + +int __apr_driver_register(struct apr_driver *drv, struct module *owner); +void apr_driver_unregister(struct apr_driver *drv); + +/** + * module_apr_driver() - Helper macro for registering a aprbus driver + * @__aprbus_driver: aprbus_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 + * may only use this macro once, and calling it replaces module_init() + * and module_exit() + */ +#define module_apr_driver(__apr_driver) \ + module_driver(__apr_driver, apr_driver_register, \ + apr_driver_unregister) + +int apr_send_pkt(struct apr_device *adev, struct apr_pkt *pkt); + +#endif /* __QCOM_APR_H_ */ diff --git a/include/linux/soc/ti/knav_dma.h b/include/linux/soc/ti/knav_dma.h index 66693bc4c6ad..7127ec301537 100644 --- a/include/linux/soc/ti/knav_dma.h +++ b/include/linux/soc/ti/knav_dma.h @@ -167,6 +167,8 @@ struct knav_dma_desc { void *knav_dma_open_channel(struct device *dev, const char *name, struct knav_dma_cfg *config); void knav_dma_close_channel(void *channel); +int knav_dma_get_flow(void *channel); +bool knav_dma_device_ready(void); #else static inline void *knav_dma_open_channel(struct device *dev, const char *name, struct knav_dma_cfg *config) @@ -176,6 +178,16 @@ static inline void *knav_dma_open_channel(struct device *dev, const char *name, static inline void knav_dma_close_channel(void *channel) {} +static inline int knav_dma_get_flow(void *channel) +{ + return -EINVAL; +} + +static inline bool knav_dma_device_ready(void) +{ + return false; +} + #endif #endif /* __SOC_TI_KEYSTONE_NAVIGATOR_DMA_H__ */ diff --git a/include/linux/soc/ti/knav_qmss.h b/include/linux/soc/ti/knav_qmss.h index 9f0ebb3bad27..9745df6ed9d3 100644 --- a/include/linux/soc/ti/knav_qmss.h +++ b/include/linux/soc/ti/knav_qmss.h @@ -86,5 +86,6 @@ int knav_pool_desc_map(void *ph, void *desc, unsigned size, void *knav_pool_desc_unmap(void *ph, dma_addr_t dma, unsigned dma_sz); dma_addr_t knav_pool_desc_virt_to_dma(void *ph, void *virt); void *knav_pool_desc_dma_to_virt(void *ph, dma_addr_t dma); +bool knav_qmss_device_ready(void); #endif /* __SOC_TI_KNAV_QMSS_H__ */ diff --git a/include/linux/socket.h b/include/linux/socket.h index ea50f4a65816..7ed4713d5337 100644 --- a/include/linux/socket.h +++ b/include/linux/socket.h @@ -207,8 +207,9 @@ struct ucred { * PF_SMC protocol family that * reuses AF_INET address family */ +#define AF_XDP 44 /* XDP sockets */ -#define AF_MAX 44 /* For now.. */ +#define AF_MAX 45 /* For now.. */ /* Protocol families, same as address families. */ #define PF_UNSPEC AF_UNSPEC @@ -257,6 +258,7 @@ struct ucred { #define PF_KCM AF_KCM #define PF_QIPCRTR AF_QIPCRTR #define PF_SMC AF_SMC +#define PF_XDP AF_XDP #define PF_MAX AF_MAX /* Maximum queue length specifiable by listen. */ @@ -338,6 +340,7 @@ struct ucred { #define SOL_NFC 280 #define SOL_KCM 281 #define SOL_TLS 282 +#define SOL_XDP 283 /* IPX options */ #define IPX_TYPE 1 diff --git a/include/linux/sony-laptop.h b/include/linux/sony-laptop.h index 1a4b77317fa1..374d0fdb0743 100644 --- a/include/linux/sony-laptop.h +++ b/include/linux/sony-laptop.h @@ -28,7 +28,11 @@ #define SONY_PIC_COMMAND_GETCAMERAROMVERSION 18 /* obsolete */ #define SONY_PIC_COMMAND_GETCAMERAREVISION 19 /* obsolete */ +#if IS_ENABLED(CONFIG_SONY_LAPTOP) int sony_pic_camera_command(int command, u8 value); +#else +static inline int sony_pic_camera_command(int command, u8 value) { return 0; }; +#endif #endif /* __KERNEL__ */ diff --git a/include/linux/soundwire/sdw.h b/include/linux/soundwire/sdw.h index e91fdcf41049..962971e6a9c7 100644 --- a/include/linux/soundwire/sdw.h +++ b/include/linux/soundwire/sdw.h @@ -23,9 +23,24 @@ struct sdw_slave; #define SDW_MASTER_DEV_NUM 14 #define SDW_NUM_DEV_ID_REGISTERS 6 +/* frame shape defines */ +/* + * Note: The maximum row define in SoundWire spec 1.1 is 23. In order to + * fill hole with 0, one more dummy entry is added + */ +#define SDW_FRAME_ROWS 24 +#define SDW_FRAME_COLS 8 +#define SDW_FRAME_ROW_COLS (SDW_FRAME_ROWS * SDW_FRAME_COLS) + +#define SDW_FRAME_CTRL_BITS 48 #define SDW_MAX_DEVICES 11 +#define SDW_VALID_PORT_RANGE(n) (n <= 14 && n >= 1) + +#define SDW_DAI_ID_RANGE_START 100 +#define SDW_DAI_ID_RANGE_END 200 + /** * enum sdw_slave_status - Slave status * @SDW_SLAVE_UNATTACHED: Slave is not attached with the bus. @@ -61,6 +76,30 @@ enum sdw_command_response { SDW_CMD_FAIL_OTHER = 4, }; +/** + * enum sdw_stream_type: data stream type + * + * @SDW_STREAM_PCM: PCM data stream + * @SDW_STREAM_PDM: PDM data stream + * + * spec doesn't define this, but is used in implementation + */ +enum sdw_stream_type { + SDW_STREAM_PCM = 0, + SDW_STREAM_PDM = 1, +}; + +/** + * enum sdw_data_direction: Data direction + * + * @SDW_DATA_DIR_RX: Data into Port + * @SDW_DATA_DIR_TX: Data out of Port + */ +enum sdw_data_direction { + SDW_DATA_DIR_RX = 0, + SDW_DATA_DIR_TX = 1, +}; + /* * SDW properties, defined in MIPI DisCo spec v1.0 */ @@ -341,11 +380,92 @@ struct sdw_slave_intr_status { }; /** - * struct sdw_slave_ops - Slave driver callback ops + * sdw_reg_bank - SoundWire register banks + * @SDW_BANK0: Soundwire register bank 0 + * @SDW_BANK1: Soundwire register bank 1 + */ +enum sdw_reg_bank { + SDW_BANK0, + SDW_BANK1, +}; + +/** + * struct sdw_bus_conf: Bus configuration + * + * @clk_freq: Clock frequency, in Hz + * @num_rows: Number of rows in frame + * @num_cols: Number of columns in frame + * @bank: Next register bank + */ +struct sdw_bus_conf { + unsigned int clk_freq; + unsigned int num_rows; + unsigned int num_cols; + unsigned int bank; +}; + +/** + * struct sdw_prepare_ch: Prepare/De-prepare Data Port channel + * + * @num: Port number + * @ch_mask: Active channel mask + * @prepare: Prepare (true) /de-prepare (false) channel + * @bank: Register bank, which bank Slave/Master driver should program for + * implementation defined registers. This is always updated to next_bank + * value read from bus params. + * + */ +struct sdw_prepare_ch { + unsigned int num; + unsigned int ch_mask; + bool prepare; + unsigned int bank; +}; + +/** + * enum sdw_port_prep_ops: Prepare operations for Data Port + * + * @SDW_OPS_PORT_PRE_PREP: Pre prepare operation for the Port + * @SDW_OPS_PORT_PREP: Prepare operation for the Port + * @SDW_OPS_PORT_POST_PREP: Post prepare operation for the Port + */ +enum sdw_port_prep_ops { + SDW_OPS_PORT_PRE_PREP = 0, + SDW_OPS_PORT_PREP = 1, + SDW_OPS_PORT_POST_PREP = 2, +}; + +/** + * struct sdw_bus_params: Structure holding bus configuration + * + * @curr_bank: Current bank in use (BANK0/BANK1) + * @next_bank: Next bank to use (BANK0/BANK1). next_bank will always be + * set to !curr_bank + * @max_dr_freq: Maximum double rate clock frequency supported, in Hz + * @curr_dr_freq: Current double rate clock frequency, in Hz + * @bandwidth: Current bandwidth + * @col: Active columns + * @row: Active rows + */ +struct sdw_bus_params { + enum sdw_reg_bank curr_bank; + enum sdw_reg_bank next_bank; + unsigned int max_dr_freq; + unsigned int curr_dr_freq; + unsigned int bandwidth; + unsigned int col; + unsigned int row; +}; + +/** + * struct sdw_slave_ops: Slave driver callback ops + * * @read_prop: Read Slave properties * @interrupt_callback: Device interrupt notification (invoked in thread * context) * @update_status: Update Slave status + * @bus_config: Update the bus config for Slave + * @port_prep: Prepare the port with parameters */ struct sdw_slave_ops { int (*read_prop)(struct sdw_slave *sdw); @@ -353,6 +473,11 @@ struct sdw_slave_ops { struct sdw_slave_intr_status *status); int (*update_status)(struct sdw_slave *slave, enum sdw_slave_status status); + int (*bus_config)(struct sdw_slave *slave, + struct sdw_bus_params *params); + int (*port_prep)(struct sdw_slave *slave, + struct sdw_prepare_ch *prepare_ch, + enum sdw_port_prep_ops pre_ops); }; /** @@ -406,6 +531,93 @@ int sdw_handle_slave_status(struct sdw_bus *bus, * SDW master structures and APIs */ +/** + * struct sdw_port_params: Data Port parameters + * + * @num: Port number + * @bps: Word length of the Port + * @flow_mode: Port Data flow mode + * @data_mode: Test modes or normal mode + * + * This is used to program the Data Port based on Data Port stream + * parameters. + */ +struct sdw_port_params { + unsigned int num; + unsigned int bps; + unsigned int flow_mode; + unsigned int data_mode; +}; + +/** + * struct sdw_transport_params: Data Port Transport Parameters + * + * @blk_grp_ctrl_valid: Port implements block group control + * @num: Port number + * @blk_grp_ctrl: Block group control value + * @sample_interval: Sample interval + * @offset1: Blockoffset of the payload data + * @offset2: Blockoffset of the payload data + * @hstart: Horizontal start of the payload data + * @hstop: Horizontal stop of the payload data + * @blk_pkg_mode: Block per channel or block per port + * @lane_ctrl: Data lane Port uses for Data transfer. Currently only single + * data lane is supported in bus + * + * This is used to program the Data Port based on Data Port transport + * parameters. All these parameters are banked and can be modified + * during a bank switch without any artifacts in audio stream. + */ +struct sdw_transport_params { + bool blk_grp_ctrl_valid; + unsigned int port_num; + unsigned int blk_grp_ctrl; + unsigned int sample_interval; + unsigned int offset1; + unsigned int offset2; + unsigned int hstart; + unsigned int hstop; + unsigned int blk_pkg_mode; + unsigned int lane_ctrl; +}; + +/** + * struct sdw_enable_ch: Enable/disable Data Port channel + * + * @num: Port number + * @ch_mask: Active channel mask + * @enable: Enable (true) /disable (false) channel + */ +struct sdw_enable_ch { + unsigned int port_num; + unsigned int ch_mask; + bool enable; +}; + +/** + * struct sdw_master_port_ops: Callback functions from bus to Master + * driver to set Master Data ports. + * + * @dpn_set_port_params: Set the Port parameters for the Master Port. + * Mandatory callback + * @dpn_set_port_transport_params: Set transport parameters for the Master + * Port. Mandatory callback + * @dpn_port_prep: Port prepare operations for the Master Data Port. + * @dpn_port_enable_ch: Enable the channels of Master Port. + */ +struct sdw_master_port_ops { + int (*dpn_set_port_params)(struct sdw_bus *bus, + struct sdw_port_params *port_params, + unsigned int bank); + int (*dpn_set_port_transport_params)(struct sdw_bus *bus, + struct sdw_transport_params *transport_params, + enum sdw_reg_bank bank); + int (*dpn_port_prep)(struct sdw_bus *bus, + struct sdw_prepare_ch *prepare_ch); + int (*dpn_port_enable_ch)(struct sdw_bus *bus, + struct sdw_enable_ch *enable_ch, unsigned int bank); +}; + struct sdw_msg; /** @@ -426,6 +638,9 @@ struct sdw_defer { * @xfer_msg: Transfer message callback * @xfer_msg_defer: Defer version of transfer message callback * @reset_page_addr: Reset the SCP page address registers + * @set_bus_conf: Set the bus configuration + * @pre_bank_switch: Callback for pre bank switch + * @post_bank_switch: Callback for post bank switch */ struct sdw_master_ops { int (*read_prop)(struct sdw_bus *bus); @@ -437,6 +652,11 @@ struct sdw_master_ops { struct sdw_defer *defer); enum sdw_command_response (*reset_page_addr) (struct sdw_bus *bus, unsigned int dev_num); + int (*set_bus_conf)(struct sdw_bus *bus, + struct sdw_bus_params *params); + int (*pre_bank_switch)(struct sdw_bus *bus); + int (*post_bank_switch)(struct sdw_bus *bus); + }; /** @@ -449,9 +669,15 @@ struct sdw_master_ops { * @bus_lock: bus lock * @msg_lock: message lock * @ops: Master callback ops + * @port_ops: Master port callback ops + * @params: Current bus parameters * @prop: Master properties + * @m_rt_list: List of Master instance of all stream(s) running on Bus. This + * is used to compute and program bus bandwidth, clock, frame shape, + * transport and port parameters * @defer_msg: Defer message * @clk_stop_timeout: Clock stop timeout computed + * @bank_switch_timeout: Bank switch timeout computed */ struct sdw_bus { struct device *dev; @@ -461,14 +687,118 @@ struct sdw_bus { struct mutex bus_lock; struct mutex msg_lock; const struct sdw_master_ops *ops; + const struct sdw_master_port_ops *port_ops; + struct sdw_bus_params params; struct sdw_master_prop prop; + struct list_head m_rt_list; struct sdw_defer defer_msg; unsigned int clk_stop_timeout; + u32 bank_switch_timeout; }; int sdw_add_bus_master(struct sdw_bus *bus); void sdw_delete_bus_master(struct sdw_bus *bus); +/** + * sdw_port_config: Master or Slave Port configuration + * + * @num: Port number + * @ch_mask: channels mask for port + */ +struct sdw_port_config { + unsigned int num; + unsigned int ch_mask; +}; + +/** + * sdw_stream_config: Master or Slave stream configuration + * + * @frame_rate: Audio frame rate of the stream, in Hz + * @ch_count: Channel count of the stream + * @bps: Number of bits per audio sample + * @direction: Data direction + * @type: Stream type PCM or PDM + */ +struct sdw_stream_config { + unsigned int frame_rate; + unsigned int ch_count; + unsigned int bps; + enum sdw_data_direction direction; + enum sdw_stream_type type; +}; + +/** + * sdw_stream_state: Stream states + * + * @SDW_STREAM_ALLOCATED: New stream allocated. + * @SDW_STREAM_CONFIGURED: Stream configured + * @SDW_STREAM_PREPARED: Stream prepared + * @SDW_STREAM_ENABLED: Stream enabled + * @SDW_STREAM_DISABLED: Stream disabled + * @SDW_STREAM_DEPREPARED: Stream de-prepared + * @SDW_STREAM_RELEASED: Stream released + */ +enum sdw_stream_state { + SDW_STREAM_ALLOCATED = 0, + SDW_STREAM_CONFIGURED = 1, + SDW_STREAM_PREPARED = 2, + SDW_STREAM_ENABLED = 3, + SDW_STREAM_DISABLED = 4, + SDW_STREAM_DEPREPARED = 5, + SDW_STREAM_RELEASED = 6, +}; + +/** + * sdw_stream_params: Stream parameters + * + * @rate: Sampling frequency, in Hz + * @ch_count: Number of channels + * @bps: bits per channel sample + */ +struct sdw_stream_params { + unsigned int rate; + unsigned int ch_count; + unsigned int bps; +}; + +/** + * sdw_stream_runtime: Runtime stream parameters + * + * @name: SoundWire stream name + * @params: Stream parameters + * @state: Current state of the stream + * @type: Stream type PCM or PDM + * @m_rt: Master runtime + */ +struct sdw_stream_runtime { + char *name; + struct sdw_stream_params params; + enum sdw_stream_state state; + enum sdw_stream_type type; + struct sdw_master_runtime *m_rt; +}; + +struct sdw_stream_runtime *sdw_alloc_stream(char *stream_name); +void sdw_release_stream(struct sdw_stream_runtime *stream); +int sdw_stream_add_master(struct sdw_bus *bus, + struct sdw_stream_config *stream_config, + struct sdw_port_config *port_config, + unsigned int num_ports, + struct sdw_stream_runtime *stream); +int sdw_stream_add_slave(struct sdw_slave *slave, + struct sdw_stream_config *stream_config, + struct sdw_port_config *port_config, + unsigned int num_ports, + struct sdw_stream_runtime *stream); +int sdw_stream_remove_master(struct sdw_bus *bus, + struct sdw_stream_runtime *stream); +int sdw_stream_remove_slave(struct sdw_slave *slave, + struct sdw_stream_runtime *stream); +int sdw_prepare_stream(struct sdw_stream_runtime *stream); +int sdw_enable_stream(struct sdw_stream_runtime *stream); +int sdw_disable_stream(struct sdw_stream_runtime *stream); +int sdw_deprepare_stream(struct sdw_stream_runtime *stream); + /* messaging and data APIs */ int sdw_read(struct sdw_slave *slave, u32 addr); diff --git a/include/linux/soundwire/sdw_intel.h b/include/linux/soundwire/sdw_intel.h index 4b37528f592d..2b9573b8aedd 100644 --- a/include/linux/soundwire/sdw_intel.h +++ b/include/linux/soundwire/sdw_intel.h @@ -5,17 +5,31 @@ #define __SDW_INTEL_H /** + * struct sdw_intel_ops: Intel audio driver callback ops + * + * @config_stream: configure the stream with the hw_params + */ +struct sdw_intel_ops { + int (*config_stream)(void *arg, void *substream, + void *dai, void *hw_params, int stream_num); +}; + +/** * struct sdw_intel_res - Soundwire Intel resource structure * @mmio_base: mmio base of SoundWire registers * @irq: interrupt number * @handle: ACPI parent handle * @parent: parent device + * @ops: callback ops + * @arg: callback arg */ struct sdw_intel_res { void __iomem *mmio_base; int irq; acpi_handle handle; struct device *parent; + const struct sdw_intel_ops *ops; + void *arg; }; void *sdw_intel_init(acpi_handle *parent_handle, struct sdw_intel_res *res); diff --git a/include/linux/spi/spi-mem.h b/include/linux/spi/spi-mem.h new file mode 100644 index 000000000000..bb4bd15ae1f6 --- /dev/null +++ b/include/linux/spi/spi-mem.h @@ -0,0 +1,249 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * Copyright (C) 2018 Exceet Electronics GmbH + * Copyright (C) 2018 Bootlin + * + * Author: Boris Brezillon <boris.brezillon@bootlin.com> + */ + +#ifndef __LINUX_SPI_MEM_H +#define __LINUX_SPI_MEM_H + +#include <linux/spi/spi.h> + +#define SPI_MEM_OP_CMD(__opcode, __buswidth) \ + { \ + .buswidth = __buswidth, \ + .opcode = __opcode, \ + } + +#define SPI_MEM_OP_ADDR(__nbytes, __val, __buswidth) \ + { \ + .nbytes = __nbytes, \ + .val = __val, \ + .buswidth = __buswidth, \ + } + +#define SPI_MEM_OP_NO_ADDR { } + +#define SPI_MEM_OP_DUMMY(__nbytes, __buswidth) \ + { \ + .nbytes = __nbytes, \ + .buswidth = __buswidth, \ + } + +#define SPI_MEM_OP_NO_DUMMY { } + +#define SPI_MEM_OP_DATA_IN(__nbytes, __buf, __buswidth) \ + { \ + .dir = SPI_MEM_DATA_IN, \ + .nbytes = __nbytes, \ + .buf.in = __buf, \ + .buswidth = __buswidth, \ + } + +#define SPI_MEM_OP_DATA_OUT(__nbytes, __buf, __buswidth) \ + { \ + .dir = SPI_MEM_DATA_OUT, \ + .nbytes = __nbytes, \ + .buf.out = __buf, \ + .buswidth = __buswidth, \ + } + +#define SPI_MEM_OP_NO_DATA { } + +/** + * enum spi_mem_data_dir - describes the direction of a SPI memory data + * transfer from the controller perspective + * @SPI_MEM_DATA_IN: data coming from the SPI memory + * @SPI_MEM_DATA_OUT: data sent the SPI memory + */ +enum spi_mem_data_dir { + SPI_MEM_DATA_IN, + SPI_MEM_DATA_OUT, +}; + +/** + * struct spi_mem_op - describes a SPI memory operation + * @cmd.buswidth: number of IO lines used to transmit the command + * @cmd.opcode: operation opcode + * @addr.nbytes: number of address bytes to send. Can be zero if the operation + * does not need to send an address + * @addr.buswidth: number of IO lines used to transmit the address cycles + * @addr.val: address value. This value is always sent MSB first on the bus. + * Note that only @addr.nbytes are taken into account in this + * address value, so users should make sure the value fits in the + * assigned number of bytes. + * @dummy.nbytes: number of dummy bytes to send after an opcode or address. Can + * be zero if the operation does not require dummy bytes + * @dummy.buswidth: number of IO lanes used to transmit the dummy bytes + * @data.buswidth: number of IO lanes used to send/receive the data + * @data.dir: direction of the transfer + * @data.buf.in: input buffer + * @data.buf.out: output buffer + */ +struct spi_mem_op { + struct { + u8 buswidth; + u8 opcode; + } cmd; + + struct { + u8 nbytes; + u8 buswidth; + u64 val; + } addr; + + struct { + u8 nbytes; + u8 buswidth; + } dummy; + + struct { + u8 buswidth; + enum spi_mem_data_dir dir; + unsigned int nbytes; + /* buf.{in,out} must be DMA-able. */ + union { + void *in; + const void *out; + } buf; + } data; +}; + +#define SPI_MEM_OP(__cmd, __addr, __dummy, __data) \ + { \ + .cmd = __cmd, \ + .addr = __addr, \ + .dummy = __dummy, \ + .data = __data, \ + } + +/** + * struct spi_mem - describes a SPI memory device + * @spi: the underlying SPI device + * @drvpriv: spi_mem_drviver private data + * + * Extra information that describe the SPI memory device and may be needed by + * the controller to properly handle this device should be placed here. + * + * One example would be the device size since some controller expose their SPI + * mem devices through a io-mapped region. + */ +struct spi_mem { + struct spi_device *spi; + void *drvpriv; +}; + +/** + * struct spi_mem_set_drvdata() - attach driver private data to a SPI mem + * device + * @mem: memory device + * @data: data to attach to the memory device + */ +static inline void spi_mem_set_drvdata(struct spi_mem *mem, void *data) +{ + mem->drvpriv = data; +} + +/** + * struct spi_mem_get_drvdata() - get driver private data attached to a SPI mem + * device + * @mem: memory device + * + * Return: the data attached to the mem device. + */ +static inline void *spi_mem_get_drvdata(struct spi_mem *mem) +{ + return mem->drvpriv; +} + +/** + * struct spi_controller_mem_ops - SPI memory operations + * @adjust_op_size: shrink the data xfer of an operation to match controller's + * limitations (can be alignment of max RX/TX size + * limitations) + * @supports_op: check if an operation is supported by the controller + * @exec_op: execute a SPI memory operation + * + * This interface should be implemented by SPI controllers providing an + * high-level interface to execute SPI memory operation, which is usually the + * case for QSPI controllers. + */ +struct spi_controller_mem_ops { + int (*adjust_op_size)(struct spi_mem *mem, struct spi_mem_op *op); + bool (*supports_op)(struct spi_mem *mem, + const struct spi_mem_op *op); + int (*exec_op)(struct spi_mem *mem, + const struct spi_mem_op *op); +}; + +/** + * struct spi_mem_driver - SPI memory driver + * @spidrv: inherit from a SPI driver + * @probe: probe a SPI memory. Usually where detection/initialization takes + * place + * @remove: remove a SPI memory + * @shutdown: take appropriate action when the system is shutdown + * + * This is just a thin wrapper around a spi_driver. The core takes care of + * allocating the spi_mem object and forwarding the probe/remove/shutdown + * request to the spi_mem_driver. The reason we use this wrapper is because + * we might have to stuff more information into the spi_mem struct to let + * SPI controllers know more about the SPI memory they interact with, and + * having this intermediate layer allows us to do that without adding more + * useless fields to the spi_device object. + */ +struct spi_mem_driver { + struct spi_driver spidrv; + int (*probe)(struct spi_mem *mem); + int (*remove)(struct spi_mem *mem); + void (*shutdown)(struct spi_mem *mem); +}; + +#if IS_ENABLED(CONFIG_SPI_MEM) +int spi_controller_dma_map_mem_op_data(struct spi_controller *ctlr, + const struct spi_mem_op *op, + struct sg_table *sg); + +void spi_controller_dma_unmap_mem_op_data(struct spi_controller *ctlr, + const struct spi_mem_op *op, + struct sg_table *sg); +#else +static inline int +spi_controller_dma_map_mem_op_data(struct spi_controller *ctlr, + const struct spi_mem_op *op, + struct sg_table *sg) +{ + return -ENOTSUPP; +} + +static inline void +spi_controller_dma_unmap_mem_op_data(struct spi_controller *ctlr, + const struct spi_mem_op *op, + struct sg_table *sg) +{ +} +#endif /* CONFIG_SPI_MEM */ + +int spi_mem_adjust_op_size(struct spi_mem *mem, struct spi_mem_op *op); + +bool spi_mem_supports_op(struct spi_mem *mem, + const struct spi_mem_op *op); + +int spi_mem_exec_op(struct spi_mem *mem, + const struct spi_mem_op *op); + +int spi_mem_driver_register_with_owner(struct spi_mem_driver *drv, + struct module *owner); + +void spi_mem_driver_unregister(struct spi_mem_driver *drv); + +#define spi_mem_driver_register(__drv) \ + spi_mem_driver_register_with_owner(__drv, THIS_MODULE) + +#define module_spi_mem_driver(__drv) \ + module_driver(__drv, spi_mem_driver_register, \ + spi_mem_driver_unregister) + +#endif /* __LINUX_SPI_MEM_H */ diff --git a/include/linux/spi/spi.h b/include/linux/spi/spi.h index bc6bb325d1bf..a64235e05321 100644 --- a/include/linux/spi/spi.h +++ b/include/linux/spi/spi.h @@ -26,7 +26,7 @@ struct dma_chan; struct property_entry; struct spi_controller; struct spi_transfer; -struct spi_flash_read_message; +struct spi_controller_mem_ops; /* * INTERFACES between SPI master-side drivers and SPI slave protocol handlers, @@ -376,13 +376,11 @@ static inline void spi_unregister_driver(struct spi_driver *sdrv) * transfer_one callback. * @handle_err: the subsystem calls the driver to handle an error that occurs * in the generic implementation of transfer_one_message(). + * @mem_ops: optimized/dedicated operations for interactions with SPI memory. + * This field is optional and should only be implemented if the + * controller has native support for memory like operations. * @unprepare_message: undo any work done by prepare_message(). * @slave_abort: abort the ongoing transfer request on an SPI slave controller - * @spi_flash_read: to support spi-controller hardwares that provide - * accelerated interface to read from flash devices. - * @spi_flash_can_dma: analogous to can_dma() interface, but for - * controllers implementing spi_flash_read. - * @flash_read_supported: spi device supports flash read * @cs_gpios: Array of GPIOs to use as chip select lines; one per CS * number. Any individual value may be -ENOENT for CS lines that * are not GPIOs (driven by the SPI controller itself). @@ -548,11 +546,6 @@ struct spi_controller { int (*unprepare_message)(struct spi_controller *ctlr, struct spi_message *message); int (*slave_abort)(struct spi_controller *ctlr); - int (*spi_flash_read)(struct spi_device *spi, - struct spi_flash_read_message *msg); - bool (*spi_flash_can_dma)(struct spi_device *spi, - struct spi_flash_read_message *msg); - bool (*flash_read_supported)(struct spi_device *spi); /* * These hooks are for drivers that use a generic implementation @@ -564,6 +557,9 @@ struct spi_controller { void (*handle_err)(struct spi_controller *ctlr, struct spi_message *message); + /* Optimized handlers for SPI memory-like operations. */ + const struct spi_controller_mem_ops *mem_ops; + /* gpio chip select */ int *cs_gpios; @@ -1183,48 +1179,6 @@ static inline ssize_t spi_w8r16be(struct spi_device *spi, u8 cmd) return be16_to_cpu(result); } -/** - * struct spi_flash_read_message - flash specific information for - * spi-masters that provide accelerated flash read interfaces - * @buf: buffer to read data - * @from: offset within the flash from where data is to be read - * @len: length of data to be read - * @retlen: actual length of data read - * @read_opcode: read_opcode to be used to communicate with flash - * @addr_width: number of address bytes - * @dummy_bytes: number of dummy bytes - * @opcode_nbits: number of lines to send opcode - * @addr_nbits: number of lines to send address - * @data_nbits: number of lines for data - * @rx_sg: Scatterlist for receive data read from flash - * @cur_msg_mapped: message has been mapped for DMA - */ -struct spi_flash_read_message { - void *buf; - loff_t from; - size_t len; - size_t retlen; - u8 read_opcode; - u8 addr_width; - u8 dummy_bytes; - u8 opcode_nbits; - u8 addr_nbits; - u8 data_nbits; - struct sg_table rx_sg; - bool cur_msg_mapped; -}; - -/* SPI core interface for flash read support */ -static inline bool spi_flash_read_supported(struct spi_device *spi) -{ - return spi->controller->spi_flash_read && - (!spi->controller->flash_read_supported || - spi->controller->flash_read_supported(spi)); -} - -int spi_flash_read(struct spi_device *spi, - struct spi_flash_read_message *msg); - /*---------------------------------------------------------------------------*/ /* diff --git a/include/linux/spinlock.h b/include/linux/spinlock.h index 4894d322d258..1e8a46435838 100644 --- a/include/linux/spinlock.h +++ b/include/linux/spinlock.h @@ -380,6 +380,24 @@ static __always_inline int spin_trylock_irq(spinlock_t *lock) raw_spin_trylock_irqsave(spinlock_check(lock), flags); \ }) +/** + * spin_is_locked() - Check whether a spinlock is locked. + * @lock: Pointer to the spinlock. + * + * This function is NOT required to provide any memory ordering + * guarantees; it could be used for debugging purposes or, when + * additional synchronization is needed, accompanied with other + * constructs (memory barriers) enforcing the synchronization. + * + * Returns: 1 if @lock is locked, 0 otherwise. + * + * Note that the function only tells you that the spinlock is + * seen to be locked, not that it is locked on your CPU. + * + * Further, on CONFIG_SMP=n builds with CONFIG_DEBUG_SPINLOCK=n, + * the return value is always 0 (see include/linux/spinlock_up.h). + * Therefore you should not rely heavily on the return value. + */ static __always_inline int spin_is_locked(spinlock_t *lock) { return raw_spin_is_locked(&lock->rlock); diff --git a/include/linux/srcu.h b/include/linux/srcu.h index 33c1c698df09..91494d7e8e41 100644 --- a/include/linux/srcu.h +++ b/include/linux/srcu.h @@ -69,11 +69,45 @@ struct srcu_struct { }; void call_srcu(struct srcu_struct *sp, struct rcu_head *head, void (*func)(struct rcu_head *head)); -void cleanup_srcu_struct(struct srcu_struct *sp); +void _cleanup_srcu_struct(struct srcu_struct *sp, bool quiesced); int __srcu_read_lock(struct srcu_struct *sp) __acquires(sp); void __srcu_read_unlock(struct srcu_struct *sp, int idx) __releases(sp); void synchronize_srcu(struct srcu_struct *sp); +/** + * cleanup_srcu_struct - deconstruct a sleep-RCU structure + * @sp: structure to clean up. + * + * Must invoke this after you are finished using a given srcu_struct that + * was initialized via init_srcu_struct(), else you leak memory. + */ +static inline void cleanup_srcu_struct(struct srcu_struct *sp) +{ + _cleanup_srcu_struct(sp, false); +} + +/** + * cleanup_srcu_struct_quiesced - deconstruct a quiesced sleep-RCU structure + * @sp: structure to clean up. + * + * Must invoke this after you are finished using a given srcu_struct that + * was initialized via init_srcu_struct(), else you leak memory. Also, + * all grace-period processing must have completed. + * + * "Completed" means that the last synchronize_srcu() and + * synchronize_srcu_expedited() calls must have returned before the call + * to cleanup_srcu_struct_quiesced(). It also means that the callback + * from the last call_srcu() must have been invoked before the call to + * cleanup_srcu_struct_quiesced(), but you can use srcu_barrier() to help + * with this last. Violating these rules will get you a WARN_ON() splat + * (with high probability, anyway), and will also cause the srcu_struct + * to be leaked. + */ +static inline void cleanup_srcu_struct_quiesced(struct srcu_struct *sp) +{ + _cleanup_srcu_struct(sp, true); +} + #ifdef CONFIG_DEBUG_LOCK_ALLOC /** diff --git a/include/linux/srcutiny.h b/include/linux/srcutiny.h index 261471f407a5..f41d2fb09f87 100644 --- a/include/linux/srcutiny.h +++ b/include/linux/srcutiny.h @@ -43,7 +43,7 @@ struct srcu_struct { void srcu_drive_gp(struct work_struct *wp); -#define __SRCU_STRUCT_INIT(name) \ +#define __SRCU_STRUCT_INIT(name, __ignored) \ { \ .srcu_wq = __SWAIT_QUEUE_HEAD_INITIALIZER(name.srcu_wq), \ .srcu_cb_tail = &name.srcu_cb_head, \ @@ -56,9 +56,9 @@ void srcu_drive_gp(struct work_struct *wp); * Tree SRCU, which needs some per-CPU data. */ #define DEFINE_SRCU(name) \ - struct srcu_struct name = __SRCU_STRUCT_INIT(name) + struct srcu_struct name = __SRCU_STRUCT_INIT(name, name) #define DEFINE_STATIC_SRCU(name) \ - static struct srcu_struct name = __SRCU_STRUCT_INIT(name) + static struct srcu_struct name = __SRCU_STRUCT_INIT(name, name) void synchronize_srcu(struct srcu_struct *sp); diff --git a/include/linux/srcutree.h b/include/linux/srcutree.h index 4eda108abee0..745d4ca4dd50 100644 --- a/include/linux/srcutree.h +++ b/include/linux/srcutree.h @@ -104,9 +104,9 @@ struct srcu_struct { #define SRCU_STATE_SCAN1 1 #define SRCU_STATE_SCAN2 2 -#define __SRCU_STRUCT_INIT(name) \ +#define __SRCU_STRUCT_INIT(name, pcpu_name) \ { \ - .sda = &name##_srcu_data, \ + .sda = &pcpu_name, \ .lock = __SPIN_LOCK_UNLOCKED(name.lock), \ .srcu_gp_seq_needed = 0 - 1, \ __SRCU_DEP_MAP_INIT(name) \ @@ -133,7 +133,7 @@ struct srcu_struct { */ #define __DEFINE_SRCU(name, is_static) \ static DEFINE_PER_CPU(struct srcu_data, name##_srcu_data);\ - is_static struct srcu_struct name = __SRCU_STRUCT_INIT(name) + is_static struct srcu_struct name = __SRCU_STRUCT_INIT(name, name##_srcu_data) #define DEFINE_SRCU(name) __DEFINE_SRCU(name, /* not static */) #define DEFINE_STATIC_SRCU(name) __DEFINE_SRCU(name, static) diff --git a/include/linux/string.h b/include/linux/string.h index dd39a690c841..4a5a0eb7df51 100644 --- a/include/linux/string.h +++ b/include/linux/string.h @@ -147,8 +147,8 @@ extern int memcmp(const void *,const void *,__kernel_size_t); extern void * memchr(const void *,int,__kernel_size_t); #endif #ifndef __HAVE_ARCH_MEMCPY_MCSAFE -static inline __must_check int memcpy_mcsafe(void *dst, const void *src, - size_t cnt) +static inline __must_check unsigned long memcpy_mcsafe(void *dst, + const void *src, size_t cnt) { memcpy(dst, src, cnt); return 0; diff --git a/include/linux/sunrpc/rpc_pipe_fs.h b/include/linux/sunrpc/rpc_pipe_fs.h index a5704daf5df9..e90b9bd99ded 100644 --- a/include/linux/sunrpc/rpc_pipe_fs.h +++ b/include/linux/sunrpc/rpc_pipe_fs.h @@ -122,8 +122,6 @@ extern struct dentry *rpc_create_cache_dir(struct dentry *, struct cache_detail *); extern void rpc_remove_cache_dir(struct dentry *); -extern int rpc_rmdir(struct dentry *dentry); - struct rpc_pipe *rpc_mkpipe_data(const struct rpc_pipe_ops *ops, int flags); void rpc_destroy_pipe_data(struct rpc_pipe *pipe); extern struct dentry *rpc_mkpipe_dentry(struct dentry *, const char *, void *, diff --git a/include/linux/swait.h b/include/linux/swait.h index c98aaf677466..bf8cb0dee23c 100644 --- a/include/linux/swait.h +++ b/include/linux/swait.h @@ -5,10 +5,23 @@ #include <linux/list.h> #include <linux/stddef.h> #include <linux/spinlock.h> +#include <linux/wait.h> #include <asm/current.h> /* - * Simple wait queues + * BROKEN wait-queues. + * + * These "simple" wait-queues are broken garbage, and should never be + * used. The comments below claim that they are "similar" to regular + * wait-queues, but the semantics are actually completely different, and + * every single user we have ever had has been buggy (or pointless). + * + * A "swake_up()" only wakes up _one_ waiter, which is not at all what + * "wake_up()" does, and has led to problems. In other cases, it has + * been fine, because there's only ever one waiter (kvm), but in that + * case gthe whole "simple" wait-queue is just pointless to begin with, + * since there is no "queue". Use "wake_up_process()" with a direct + * pointer instead. * * While these are very similar to regular wait queues (wait.h) the most * important difference is that the simple waitqueue allows for deterministic diff --git a/include/linux/swap.h b/include/linux/swap.h index 2417d288e016..c063443d8638 100644 --- a/include/linux/swap.h +++ b/include/linux/swap.h @@ -53,7 +53,7 @@ static inline int current_is_kswapd(void) /* * Unaddressable device memory support. See include/linux/hmm.h and - * Documentation/vm/hmm.txt. Short description is we need struct pages for + * Documentation/vm/hmm.rst. Short description is we need struct pages for * device memory that is unaddressable (inaccessible) by CPU, so that we can * migrate part of a process memory to device memory. * diff --git a/include/linux/syscalls.h b/include/linux/syscalls.h index 70fcda1a9049..390e814fdc8d 100644 --- a/include/linux/syscalls.h +++ b/include/linux/syscalls.h @@ -290,6 +290,12 @@ asmlinkage long sys_io_getevents(aio_context_t ctx_id, long nr, struct io_event __user *events, struct timespec __user *timeout); +asmlinkage long sys_io_pgetevents(aio_context_t ctx_id, + long min_nr, + long nr, + struct io_event __user *events, + struct timespec __user *timeout, + const struct __aio_sigset *sig); /* fs/xattr.c */ asmlinkage long sys_setxattr(const char __user *path, const char __user *name, @@ -536,7 +542,8 @@ asmlinkage long sys_set_robust_list(struct robust_list_head __user *head, size_t len); /* kernel/hrtimer.c */ -asmlinkage long sys_nanosleep(struct timespec __user *rqtp, struct timespec __user *rmtp); +asmlinkage long sys_nanosleep(struct __kernel_timespec __user *rqtp, + struct __kernel_timespec __user *rmtp); /* kernel/itimer.c */ asmlinkage long sys_getitimer(int which, struct itimerval __user *value); @@ -567,14 +574,14 @@ asmlinkage long sys_timer_settime(timer_t timer_id, int flags, struct itimerspec __user *old_setting); asmlinkage long sys_timer_delete(timer_t timer_id); asmlinkage long sys_clock_settime(clockid_t which_clock, - const struct timespec __user *tp); + const struct __kernel_timespec __user *tp); asmlinkage long sys_clock_gettime(clockid_t which_clock, - struct timespec __user *tp); + struct __kernel_timespec __user *tp); asmlinkage long sys_clock_getres(clockid_t which_clock, - struct timespec __user *tp); + struct __kernel_timespec __user *tp); asmlinkage long sys_clock_nanosleep(clockid_t which_clock, int flags, - const struct timespec __user *rqtp, - struct timespec __user *rmtp); + const struct __kernel_timespec __user *rqtp, + struct __kernel_timespec __user *rmtp); /* kernel/printk.c */ asmlinkage long sys_syslog(int type, char __user *buf, int len); @@ -679,8 +686,8 @@ asmlinkage long sys_sysinfo(struct sysinfo __user *info); /* ipc/mqueue.c */ asmlinkage long sys_mq_open(const char __user *name, int oflag, umode_t mode, struct mq_attr __user *attr); asmlinkage long sys_mq_unlink(const char __user *name); -asmlinkage long sys_mq_timedsend(mqd_t mqdes, const char __user *msg_ptr, size_t msg_len, unsigned int msg_prio, const struct timespec __user *abs_timeout); -asmlinkage long sys_mq_timedreceive(mqd_t mqdes, char __user *msg_ptr, size_t msg_len, unsigned int __user *msg_prio, const struct timespec __user *abs_timeout); +asmlinkage long sys_mq_timedsend(mqd_t mqdes, const char __user *msg_ptr, size_t msg_len, unsigned int msg_prio, const struct __kernel_timespec __user *abs_timeout); +asmlinkage long sys_mq_timedreceive(mqd_t mqdes, char __user *msg_ptr, size_t msg_len, unsigned int __user *msg_prio, const struct __kernel_timespec __user *abs_timeout); asmlinkage long sys_mq_notify(mqd_t mqdes, const struct sigevent __user *notification); asmlinkage long sys_mq_getsetattr(mqd_t mqdes, const struct mq_attr __user *mqstat, struct mq_attr __user *omqstat); @@ -697,7 +704,7 @@ asmlinkage long sys_semget(key_t key, int nsems, int semflg); asmlinkage long sys_semctl(int semid, int semnum, int cmd, unsigned long arg); asmlinkage long sys_semtimedop(int semid, struct sembuf __user *sops, unsigned nsops, - const struct timespec __user *timeout); + const struct __kernel_timespec __user *timeout); asmlinkage long sys_semop(int semid, struct sembuf __user *sops, unsigned nsops); diff --git a/include/linux/tcp.h b/include/linux/tcp.h index 8f4c54986f97..72705eaf4b84 100644 --- a/include/linux/tcp.h +++ b/include/linux/tcp.h @@ -218,6 +218,7 @@ struct tcp_sock { reord:1; /* reordering detected */ } rack; u16 advmss; /* Advertised MSS */ + u8 compressed_ack; u32 chrono_start; /* Start time in jiffies of a TCP chrono */ u32 chrono_stat[3]; /* Time in jiffies for chrono_stat stats */ u8 chrono_type:2, /* current chronograph type */ @@ -228,7 +229,7 @@ struct tcp_sock { unused:2; u8 nonagle : 4,/* Disable Nagle algorithm? */ thin_lto : 1,/* Use linear timeouts for thin streams */ - unused1 : 1, + recvmsg_inq : 1,/* Indicate # of bytes in queue upon recvmsg */ repair : 1, frto : 1;/* F-RTO (RFC5682) activated in CA_Loss */ u8 repair_queue; @@ -281,6 +282,7 @@ struct tcp_sock { * receiver in Recovery. */ u32 prr_out; /* Total number of pkts sent during Recovery. */ u32 delivered; /* Total data packets delivered incl. rexmits */ + u32 delivered_ce; /* Like the above but only ECE marked packets */ u32 lost; /* Total data packets lost incl. rexmits */ u32 app_limited; /* limited until "delivered" reaches this val */ u64 first_tx_mstamp; /* start of window send phase */ @@ -296,6 +298,7 @@ struct tcp_sock { u32 sacked_out; /* SACK'd packets */ struct hrtimer pacing_timer; + struct hrtimer compressed_ack_timer; /* from STCP, retrans queue hinting */ struct sk_buff* lost_skb_hint; diff --git a/include/linux/time.h b/include/linux/time.h index 4b62a2c0a661..aed74463592d 100644 --- a/include/linux/time.h +++ b/include/linux/time.h @@ -10,9 +10,9 @@ extern struct timezone sys_tz; int get_timespec64(struct timespec64 *ts, - const struct timespec __user *uts); + const struct __kernel_timespec __user *uts); int put_timespec64(const struct timespec64 *ts, - struct timespec __user *uts); + struct __kernel_timespec __user *uts); int get_itimerspec64(struct itimerspec64 *it, const struct itimerspec __user *uit); int put_itimerspec64(const struct itimerspec64 *it, diff --git a/include/linux/time32.h b/include/linux/time32.h index d2bcd4377b56..0b14f936100a 100644 --- a/include/linux/time32.h +++ b/include/linux/time32.h @@ -18,25 +18,14 @@ /* timespec64 is defined as timespec here */ static inline struct timespec timespec64_to_timespec(const struct timespec64 ts64) { - return ts64; + return *(const struct timespec *)&ts64; } static inline struct timespec64 timespec_to_timespec64(const struct timespec ts) { - return ts; + return *(const struct timespec64 *)&ts; } -# define timespec_equal timespec64_equal -# define timespec_compare timespec64_compare -# define set_normalized_timespec set_normalized_timespec64 -# define timespec_add timespec64_add -# define timespec_sub timespec64_sub -# define timespec_valid timespec64_valid -# define timespec_valid_strict timespec64_valid_strict -# define timespec_to_ns timespec64_to_ns -# define ns_to_timespec ns_to_timespec64 -# define timespec_add_ns timespec64_add_ns - #else static inline struct timespec timespec64_to_timespec(const struct timespec64 ts64) { @@ -55,6 +44,7 @@ static inline struct timespec64 timespec_to_timespec64(const struct timespec ts) ret.tv_nsec = ts.tv_nsec; return ret; } +#endif static inline int timespec_equal(const struct timespec *a, const struct timespec *b) @@ -159,8 +149,6 @@ static __always_inline void timespec_add_ns(struct timespec *a, u64 ns) a->tv_nsec = ns; } -#endif - /** * time_to_tm - converts the calendar time to local broken-down time * diff --git a/include/linux/time64.h b/include/linux/time64.h index 93d39499838e..0a7b2f79cec7 100644 --- a/include/linux/time64.h +++ b/include/linux/time64.h @@ -2,17 +2,20 @@ #ifndef _LINUX_TIME64_H #define _LINUX_TIME64_H -#include <uapi/linux/time.h> #include <linux/math64.h> typedef __s64 time64_t; typedef __u64 timeu64_t; -#if __BITS_PER_LONG == 64 -/* this trick allows us to optimize out timespec64_to_timespec */ -# define timespec64 timespec -#define itimerspec64 itimerspec -#else +/* CONFIG_64BIT_TIME enables new 64 bit time_t syscalls in the compat path + * and 32-bit emulation. + */ +#ifndef CONFIG_64BIT_TIME +#define __kernel_timespec timespec +#endif + +#include <uapi/linux/time.h> + struct timespec64 { time64_t tv_sec; /* seconds */ long tv_nsec; /* nanoseconds */ @@ -23,8 +26,6 @@ struct itimerspec64 { struct timespec64 it_value; }; -#endif - /* Parameters used to convert the timespec values: */ #define MSEC_PER_SEC 1000L #define USEC_PER_MSEC 1000L diff --git a/include/linux/timekeeping.h b/include/linux/timekeeping.h index 588a0e4b1ab9..86bc2026efce 100644 --- a/include/linux/timekeeping.h +++ b/include/linux/timekeeping.h @@ -19,27 +19,25 @@ extern void xtime_update(unsigned long ticks); extern int do_settimeofday64(const struct timespec64 *ts); extern int do_sys_settimeofday64(const struct timespec64 *tv, const struct timezone *tz); -/* - * Kernel time accessors - */ -struct timespec64 current_kernel_time64(void); /* * timespec64 based interfaces */ -struct timespec64 get_monotonic_coarse64(void); -extern void getrawmonotonic64(struct timespec64 *ts); +extern void ktime_get_raw_ts64(struct timespec64 *ts); extern void ktime_get_ts64(struct timespec64 *ts); +extern void ktime_get_real_ts64(struct timespec64 *tv); +extern void ktime_get_coarse_ts64(struct timespec64 *ts); +extern void ktime_get_coarse_real_ts64(struct timespec64 *ts); + +void getboottime64(struct timespec64 *ts); + +/* + * time64_t base interfaces + */ extern time64_t ktime_get_seconds(void); extern time64_t __ktime_get_real_seconds(void); extern time64_t ktime_get_real_seconds(void); -extern int __getnstimeofday64(struct timespec64 *tv); -extern void getnstimeofday64(struct timespec64 *tv); -extern void getboottime64(struct timespec64 *ts); - -#define ktime_get_real_ts64(ts) getnstimeofday64(ts) - /* * ktime_t based interfaces */ @@ -53,6 +51,7 @@ enum tk_offsets { extern ktime_t ktime_get(void); extern ktime_t ktime_get_with_offset(enum tk_offsets offs); +extern ktime_t ktime_get_coarse_with_offset(enum tk_offsets offs); extern ktime_t ktime_mono_to_any(ktime_t tmono, enum tk_offsets offs); extern ktime_t ktime_get_raw(void); extern u32 ktime_get_resolution_ns(void); @@ -65,6 +64,11 @@ static inline ktime_t ktime_get_real(void) return ktime_get_with_offset(TK_OFFS_REAL); } +static inline ktime_t ktime_get_coarse_real(void) +{ + return ktime_get_coarse_with_offset(TK_OFFS_REAL); +} + /** * ktime_get_boottime - Returns monotonic time since boot in ktime_t format * @@ -76,6 +80,11 @@ static inline ktime_t ktime_get_boottime(void) return ktime_get_with_offset(TK_OFFS_BOOT); } +static inline ktime_t ktime_get_coarse_boottime(void) +{ + return ktime_get_coarse_with_offset(TK_OFFS_BOOT); +} + /** * ktime_get_clocktai - Returns the TAI time of day in ktime_t format */ @@ -84,6 +93,11 @@ static inline ktime_t ktime_get_clocktai(void) return ktime_get_with_offset(TK_OFFS_TAI); } +static inline ktime_t ktime_get_coarse_clocktai(void) +{ + return ktime_get_coarse_with_offset(TK_OFFS_TAI); +} + /** * ktime_mono_to_real - Convert monotonic time to clock realtime */ @@ -123,18 +137,40 @@ extern u64 ktime_get_boot_fast_ns(void); extern u64 ktime_get_real_fast_ns(void); /* - * timespec64 interfaces utilizing the ktime based ones + * timespec64/time64_t interfaces utilizing the ktime based ones + * for API completeness, these could be implemented more efficiently + * if needed. */ -static inline void get_monotonic_boottime64(struct timespec64 *ts) +static inline void ktime_get_boottime_ts64(struct timespec64 *ts) { *ts = ktime_to_timespec64(ktime_get_boottime()); } -static inline void timekeeping_clocktai64(struct timespec64 *ts) +static inline void ktime_get_coarse_boottime_ts64(struct timespec64 *ts) +{ + *ts = ktime_to_timespec64(ktime_get_coarse_boottime()); +} + +static inline time64_t ktime_get_boottime_seconds(void) +{ + return ktime_divns(ktime_get_coarse_boottime(), NSEC_PER_SEC); +} + +static inline void ktime_get_clocktai_ts64(struct timespec64 *ts) { *ts = ktime_to_timespec64(ktime_get_clocktai()); } +static inline void ktime_get_coarse_clocktai_ts64(struct timespec64 *ts) +{ + *ts = ktime_to_timespec64(ktime_get_coarse_clocktai()); +} + +static inline time64_t ktime_get_clocktai_seconds(void) +{ + return ktime_divns(ktime_get_coarse_clocktai(), NSEC_PER_SEC); +} + /* * RTC specific */ @@ -210,5 +246,30 @@ extern void read_persistent_clock64(struct timespec64 *ts); extern void read_boot_clock64(struct timespec64 *ts); extern int update_persistent_clock64(struct timespec64 now); +/* + * deprecated aliases, don't use in new code + */ +#define getnstimeofday64(ts) ktime_get_real_ts64(ts) +#define get_monotonic_boottime64(ts) ktime_get_boottime_ts64(ts) +#define getrawmonotonic64(ts) ktime_get_raw_ts64(ts) +#define timekeeping_clocktai64(ts) ktime_get_clocktai_ts64(ts) + +static inline struct timespec64 current_kernel_time64(void) +{ + struct timespec64 ts; + + ktime_get_coarse_real_ts64(&ts); + + return ts; +} + +static inline struct timespec64 get_monotonic_coarse64(void) +{ + struct timespec64 ts; + + ktime_get_coarse_ts64(&ts); + + return ts; +} #endif diff --git a/include/linux/timekeeping32.h b/include/linux/timekeeping32.h index 3616b4becb59..8762c2f45f8b 100644 --- a/include/linux/timekeeping32.h +++ b/include/linux/timekeeping32.h @@ -11,55 +11,13 @@ unsigned long get_seconds(void); static inline struct timespec current_kernel_time(void) { - struct timespec64 now = current_kernel_time64(); - - return timespec64_to_timespec(now); -} - -#if BITS_PER_LONG == 64 -/** - * Deprecated. Use do_settimeofday64(). - */ -static inline int do_settimeofday(const struct timespec *ts) -{ - return do_settimeofday64(ts); -} - -static inline int __getnstimeofday(struct timespec *ts) -{ - return __getnstimeofday64(ts); -} - -static inline void getnstimeofday(struct timespec *ts) -{ - getnstimeofday64(ts); -} - -static inline void ktime_get_ts(struct timespec *ts) -{ - ktime_get_ts64(ts); -} - -static inline void ktime_get_real_ts(struct timespec *ts) -{ - getnstimeofday64(ts); -} + struct timespec64 ts64; -static inline void getrawmonotonic(struct timespec *ts) -{ - getrawmonotonic64(ts); -} + ktime_get_coarse_real_ts64(&ts64); -static inline struct timespec get_monotonic_coarse(void) -{ - return get_monotonic_coarse64(); + return timespec64_to_timespec(ts64); } -static inline void getboottime(struct timespec *ts) -{ - return getboottime64(ts); -} -#else /** * Deprecated. Use do_settimeofday64(). */ @@ -71,20 +29,11 @@ static inline int do_settimeofday(const struct timespec *ts) return do_settimeofday64(&ts64); } -static inline int __getnstimeofday(struct timespec *ts) -{ - struct timespec64 ts64; - int ret = __getnstimeofday64(&ts64); - - *ts = timespec64_to_timespec(ts64); - return ret; -} - static inline void getnstimeofday(struct timespec *ts) { struct timespec64 ts64; - getnstimeofday64(&ts64); + ktime_get_real_ts64(&ts64); *ts = timespec64_to_timespec(ts64); } @@ -100,7 +49,7 @@ static inline void ktime_get_real_ts(struct timespec *ts) { struct timespec64 ts64; - getnstimeofday64(&ts64); + ktime_get_real_ts64(&ts64); *ts = timespec64_to_timespec(ts64); } @@ -108,13 +57,17 @@ static inline void getrawmonotonic(struct timespec *ts) { struct timespec64 ts64; - getrawmonotonic64(&ts64); + ktime_get_raw_ts64(&ts64); *ts = timespec64_to_timespec(ts64); } static inline struct timespec get_monotonic_coarse(void) { - return timespec64_to_timespec(get_monotonic_coarse64()); + struct timespec64 ts64; + + ktime_get_coarse_ts64(&ts64); + + return timespec64_to_timespec(ts64); } static inline void getboottime(struct timespec *ts) @@ -124,7 +77,6 @@ static inline void getboottime(struct timespec *ts) getboottime64(&ts64); *ts = timespec64_to_timespec(ts64); } -#endif /* * Timespec interfaces utilizing the ktime based ones diff --git a/include/linux/tnum.h b/include/linux/tnum.h index 0d2d3da46139..c7dc2b5902c0 100644 --- a/include/linux/tnum.h +++ b/include/linux/tnum.h @@ -23,8 +23,10 @@ struct tnum tnum_range(u64 min, u64 max); /* Arithmetic and logical ops */ /* Shift a tnum left (by a fixed shift) */ struct tnum tnum_lshift(struct tnum a, u8 shift); -/* Shift a tnum right (by a fixed shift) */ +/* Shift (rsh) a tnum right (by a fixed shift) */ struct tnum tnum_rshift(struct tnum a, u8 shift); +/* Shift (arsh) a tnum right (by a fixed min_shift) */ +struct tnum tnum_arshift(struct tnum a, u8 min_shift); /* Add two tnums, return @a + @b */ struct tnum tnum_add(struct tnum a, struct tnum b); /* Subtract two tnums, return @a - @b */ diff --git a/include/linux/trace_events.h b/include/linux/trace_events.h index 2bde3eff564c..78a010e19ed4 100644 --- a/include/linux/trace_events.h +++ b/include/linux/trace_events.h @@ -435,8 +435,7 @@ event_triggers_call(struct trace_event_file *file, void *rec, struct ring_buffer_event *event); extern void event_triggers_post_call(struct trace_event_file *file, - enum event_trigger_type tt, - void *rec, struct ring_buffer_event *event); + enum event_trigger_type tt); bool trace_event_ignore_this_pid(struct trace_event_file *trace_file); @@ -473,6 +472,9 @@ int perf_event_query_prog_array(struct perf_event *event, void __user *info); int bpf_probe_register(struct bpf_raw_event_map *btp, struct bpf_prog *prog); int bpf_probe_unregister(struct bpf_raw_event_map *btp, struct bpf_prog *prog); struct bpf_raw_event_map *bpf_find_raw_tracepoint(const char *name); +int bpf_get_perf_event_info(const struct perf_event *event, u32 *prog_id, + u32 *fd_type, const char **buf, + u64 *probe_offset, u64 *probe_addr); #else static inline unsigned int trace_call_bpf(struct trace_event_call *call, void *ctx) { @@ -504,6 +506,13 @@ static inline struct bpf_raw_event_map *bpf_find_raw_tracepoint(const char *name { return NULL; } +static inline int bpf_get_perf_event_info(const struct perf_event *event, + u32 *prog_id, u32 *fd_type, + const char **buf, u64 *probe_offset, + u64 *probe_addr) +{ + return -EOPNOTSUPP; +} #endif enum { @@ -560,10 +569,17 @@ extern void perf_trace_del(struct perf_event *event, int flags); #ifdef CONFIG_KPROBE_EVENTS extern int perf_kprobe_init(struct perf_event *event, bool is_retprobe); extern void perf_kprobe_destroy(struct perf_event *event); +extern int bpf_get_kprobe_info(const struct perf_event *event, + u32 *fd_type, const char **symbol, + u64 *probe_offset, u64 *probe_addr, + bool perf_type_tracepoint); #endif #ifdef CONFIG_UPROBE_EVENTS extern int perf_uprobe_init(struct perf_event *event, bool is_retprobe); extern void perf_uprobe_destroy(struct perf_event *event); +extern int bpf_get_uprobe_info(const struct perf_event *event, + u32 *fd_type, const char **filename, + u64 *probe_offset, bool perf_type_tracepoint); #endif extern int ftrace_profile_set_filter(struct perf_event *event, int event_id, char *filter_str); diff --git a/include/linux/tracehook.h b/include/linux/tracehook.h index 26c152122a42..4a8841963c2e 100644 --- a/include/linux/tracehook.h +++ b/include/linux/tracehook.h @@ -124,6 +124,7 @@ static inline void tracehook_report_syscall_exit(struct pt_regs *regs, int step) { if (step) { siginfo_t info; + clear_siginfo(&info); user_single_step_siginfo(current, regs, &info); force_sig_info(SIGTRAP, &info, current); return; diff --git a/include/linux/tty.h b/include/linux/tty.h index 1dd587ba6d88..c56e3978b00f 100644 --- a/include/linux/tty.h +++ b/include/linux/tty.h @@ -10,6 +10,7 @@ #include <linux/tty_ldisc.h> #include <linux/mutex.h> #include <linux/tty_flags.h> +#include <linux/seq_file.h> #include <uapi/linux/tty.h> #include <linux/rwsem.h> #include <linux/llist.h> @@ -527,7 +528,7 @@ static inline speed_t tty_get_baud_rate(struct tty_struct *tty) } extern void tty_termios_copy_hw(struct ktermios *new, struct ktermios *old); -extern int tty_termios_hw_change(struct ktermios *a, struct ktermios *b); +extern int tty_termios_hw_change(const struct ktermios *a, const struct ktermios *b); extern int tty_set_termios(struct tty_struct *tty, struct ktermios *kt); extern struct tty_ldisc *tty_ldisc_ref(struct tty_struct *); @@ -535,7 +536,7 @@ 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 file_operations tty_ldiscs_proc_fops; +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); diff --git a/include/linux/tty_driver.h b/include/linux/tty_driver.h index 31c2b5b166de..71dbc891851a 100644 --- a/include/linux/tty_driver.h +++ b/include/linux/tty_driver.h @@ -293,7 +293,7 @@ struct tty_operations { int (*poll_get_char)(struct tty_driver *driver, int line); void (*poll_put_char)(struct tty_driver *driver, int line, char ch); #endif - const struct file_operations *proc_fops; + int (*proc_show)(struct seq_file *, void *); } __randomize_layout; struct tty_driver { diff --git a/include/linux/u64_stats_sync.h b/include/linux/u64_stats_sync.h index 07ee0f84a46c..a27604f99ed0 100644 --- a/include/linux/u64_stats_sync.h +++ b/include/linux/u64_stats_sync.h @@ -112,20 +112,6 @@ u64_stats_update_end_irqrestore(struct u64_stats_sync *syncp, #endif } -static inline void u64_stats_update_begin_raw(struct u64_stats_sync *syncp) -{ -#if BITS_PER_LONG==32 && defined(CONFIG_SMP) - raw_write_seqcount_begin(&syncp->seq); -#endif -} - -static inline void u64_stats_update_end_raw(struct u64_stats_sync *syncp) -{ -#if BITS_PER_LONG==32 && defined(CONFIG_SMP) - raw_write_seqcount_end(&syncp->seq); -#endif -} - static inline unsigned int __u64_stats_fetch_begin(const struct u64_stats_sync *syncp) { #if BITS_PER_LONG==32 && defined(CONFIG_SMP) diff --git a/include/linux/udp.h b/include/linux/udp.h index eaea63bc79bb..ca840345571b 100644 --- a/include/linux/udp.h +++ b/include/linux/udp.h @@ -55,6 +55,7 @@ struct udp_sock { * when the socket is uncorked. */ __u16 len; /* total length of pending frames */ + __u16 gso_size; /* * Fields specific to UDP-Lite. */ @@ -87,6 +88,8 @@ struct udp_sock { int forward_deficit; }; +#define UDP_MAX_SEGMENTS (1 << 6UL) + static inline struct udp_sock *udp_sk(const struct sock *sk) { return (struct udp_sock *)sk; diff --git a/include/linux/uio.h b/include/linux/uio.h index e67e12adb136..f5766e853a77 100644 --- a/include/linux/uio.h +++ b/include/linux/uio.h @@ -154,6 +154,12 @@ size_t _copy_from_iter_flushcache(void *addr, size_t bytes, struct iov_iter *i); #define _copy_from_iter_flushcache _copy_from_iter_nocache #endif +#ifdef CONFIG_ARCH_HAS_UACCESS_MCSAFE +size_t _copy_to_iter_mcsafe(void *addr, size_t bytes, struct iov_iter *i); +#else +#define _copy_to_iter_mcsafe _copy_to_iter +#endif + static __always_inline __must_check size_t copy_from_iter_flushcache(void *addr, size_t bytes, struct iov_iter *i) { @@ -163,6 +169,15 @@ size_t copy_from_iter_flushcache(void *addr, size_t bytes, struct iov_iter *i) return _copy_from_iter_flushcache(addr, bytes, i); } +static __always_inline __must_check +size_t copy_to_iter_mcsafe(void *addr, size_t bytes, struct iov_iter *i) +{ + if (unlikely(!check_copy_size(addr, bytes, false))) + return 0; + else + return _copy_to_iter_mcsafe(addr, bytes, i); +} + size_t iov_iter_zero(size_t bytes, struct iov_iter *); unsigned long iov_iter_alignment(const struct iov_iter *i); unsigned long iov_iter_gap_alignment(const struct iov_iter *i); diff --git a/include/linux/uio_driver.h b/include/linux/uio_driver.h index 3c85c81b0027..6c5f2074e14f 100644 --- a/include/linux/uio_driver.h +++ b/include/linux/uio_driver.h @@ -14,6 +14,7 @@ #ifndef _UIO_DRIVER_H_ #define _UIO_DRIVER_H_ +#include <linux/device.h> #include <linux/fs.h> #include <linux/interrupt.h> @@ -68,12 +69,13 @@ struct uio_port { struct uio_device { struct module *owner; - struct device *dev; + struct device dev; int minor; atomic_t event; struct fasync_struct *async_queue; wait_queue_head_t wait; struct uio_info *info; + spinlock_t info_lock; struct kobject *map_dir; struct kobject *portio_dir; }; diff --git a/include/linux/umh.h b/include/linux/umh.h index 244aff638220..5c812acbb80a 100644 --- a/include/linux/umh.h +++ b/include/linux/umh.h @@ -22,8 +22,10 @@ struct subprocess_info { const char *path; char **argv; char **envp; + struct file *file; int wait; int retval; + pid_t pid; int (*init)(struct subprocess_info *info, struct cred *new); void (*cleanup)(struct subprocess_info *info); void *data; @@ -38,6 +40,16 @@ call_usermodehelper_setup(const char *path, char **argv, char **envp, int (*init)(struct subprocess_info *info, struct cred *new), void (*cleanup)(struct subprocess_info *), void *data); +struct subprocess_info *call_usermodehelper_setup_file(struct file *file, + int (*init)(struct subprocess_info *info, struct cred *new), + void (*cleanup)(struct subprocess_info *), void *data); +struct umh_info { + struct file *pipe_to_umh; + struct file *pipe_from_umh; + pid_t pid; +}; +int fork_usermode_blob(void *data, size_t len, struct umh_info *info); + extern int call_usermodehelper_exec(struct subprocess_info *info, int wait); diff --git a/include/linux/usb.h b/include/linux/usb.h index 0173597e59aa..4cdd515a4385 100644 --- a/include/linux/usb.h +++ b/include/linux/usb.h @@ -490,6 +490,16 @@ enum usb_port_connect_type { }; /* + * USB port quirks. + */ + +/* For the given port, prefer the old (faster) enumeration scheme. */ +#define USB_PORT_QUIRK_OLD_SCHEME BIT(0) + +/* Decrease TRSTRCY to 10ms during device enumeration. */ +#define USB_PORT_QUIRK_FAST_ENUM BIT(1) + +/* * USB 2.0 Link Power Management (LPM) parameters. */ struct usb2_lpm_parameters { @@ -551,6 +561,8 @@ struct usb3_lpm_parameters { * @route: tree topology hex string for use with xHCI * @state: device state: configured, not attached, etc. * @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 * @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 @@ -624,6 +636,8 @@ struct usb_device { u32 route; enum usb_device_state state; enum usb_device_speed speed; + unsigned int rx_lanes; + unsigned int tx_lanes; struct usb_tt *tt; int ttport; diff --git a/include/linux/usb/atmel_usba_udc.h b/include/linux/usb/atmel_usba_udc.h deleted file mode 100644 index 9bb00df3b53f..000000000000 --- a/include/linux/usb/atmel_usba_udc.h +++ /dev/null @@ -1,24 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -/* - * Platform data definitions for Atmel USBA gadget driver. - */ -#ifndef __LINUX_USB_USBA_H -#define __LINUX_USB_USBA_H - -struct usba_ep_data { - char *name; - int index; - int fifo_size; - int nr_banks; - int can_dma; - int can_isoc; -}; - -struct usba_platform_data { - int vbus_pin; - int vbus_pin_inverted; - int num_ep; - struct usba_ep_data ep[0]; -}; - -#endif /* __LINUX_USB_USBA_H */ diff --git a/include/linux/usb/audio-v2.h b/include/linux/usb/audio-v2.h index aaafecf073ff..ba4b3e3327ff 100644 --- a/include/linux/usb/audio-v2.h +++ b/include/linux/usb/audio-v2.h @@ -94,7 +94,7 @@ struct uac_clock_selector_descriptor { __u8 bClockID; __u8 bNrInPins; __u8 baCSourceID[]; - /* bmControls, bAssocTerminal and iClockSource omitted */ + /* bmControls and iClockSource omitted */ } __attribute__((packed)); /* 4.7.2.3 Clock Multiplier Descriptor */ @@ -189,6 +189,13 @@ struct uac2_iso_endpoint_descriptor { #define UAC2_CONTROL_DATA_OVERRUN (3 << 2) #define UAC2_CONTROL_DATA_UNDERRUN (3 << 4) +/* 5.2.5.4.2 Connector Control Parameter Block */ +struct uac2_connectors_ctl_blk { + __u8 bNrChannels; + __le32 bmChannelConfig; + __u8 iChannelNames; +} __attribute__((packed)); + /* 6.1 Interrupt Data Message */ #define UAC2_INTERRUPT_DATA_MSG_VENDOR (1 << 0) diff --git a/include/linux/usb/audio-v3.h b/include/linux/usb/audio-v3.h index a8959aaba0ae..a710e28b5215 100644 --- a/include/linux/usb/audio-v3.h +++ b/include/linux/usb/audio-v3.h @@ -221,6 +221,12 @@ struct uac3_iso_endpoint_descriptor { __le16 wLockDelay; } __attribute__((packed)); +/* 5.2.1.6.1 INSERTION CONTROL PARAMETER BLOCK */ +struct uac3_insertion_ctl_blk { + __u8 bSize; + __u8 bmConInserted; +} __attribute__ ((packed)); + /* 6.1 INTERRUPT DATA MESSAGE */ struct uac3_interrupt_data_msg { __u8 bInfo; @@ -392,4 +398,38 @@ struct uac3_interrupt_data_msg { #define UAC3_AC_ACTIVE_INTERFACE_CONTROL 0x01 #define UAC3_AC_POWER_DOMAIN_CONTROL 0x02 +/* A.23.5 TERMINAL CONTROL SELECTORS */ +#define UAC3_TE_UNDEFINED 0x00 +#define UAC3_TE_INSERTION 0x01 +#define UAC3_TE_OVERLOAD 0x02 +#define UAC3_TE_UNDERFLOW 0x03 +#define UAC3_TE_OVERFLOW 0x04 +#define UAC3_TE_LATENCY 0x05 + +/* BADD predefined Unit/Terminal values */ +#define UAC3_BADD_IT_ID1 1 /* Input Terminal ID1: bTerminalID = 1 */ +#define UAC3_BADD_FU_ID2 2 /* Feature Unit ID2: bUnitID = 2 */ +#define UAC3_BADD_OT_ID3 3 /* Output Terminal ID3: bTerminalID = 3 */ +#define UAC3_BADD_IT_ID4 4 /* Input Terminal ID4: bTerminalID = 4 */ +#define UAC3_BADD_FU_ID5 5 /* Feature Unit ID5: bUnitID = 5 */ +#define UAC3_BADD_OT_ID6 6 /* Output Terminal ID6: bTerminalID = 6 */ +#define UAC3_BADD_FU_ID7 7 /* Feature Unit ID7: bUnitID = 7 */ +#define UAC3_BADD_MU_ID8 8 /* Mixer Unit ID8: bUnitID = 8 */ +#define UAC3_BADD_CS_ID9 9 /* Clock Source Entity ID9: bClockID = 9 */ +#define UAC3_BADD_PD_ID10 10 /* Power Domain ID10: bPowerDomainID = 10 */ +#define UAC3_BADD_PD_ID11 11 /* Power Domain ID11: bPowerDomainID = 11 */ + +/* BADD wMaxPacketSize of AS endpoints */ +#define UAC3_BADD_EP_MAXPSIZE_SYNC_MONO_16 0x0060 +#define UAC3_BADD_EP_MAXPSIZE_ASYNC_MONO_16 0x0062 +#define UAC3_BADD_EP_MAXPSIZE_SYNC_MONO_24 0x0090 +#define UAC3_BADD_EP_MAXPSIZE_ASYNC_MONO_24 0x0093 +#define UAC3_BADD_EP_MAXPSIZE_SYNC_STEREO_16 0x00C0 +#define UAC3_BADD_EP_MAXPSIZE_ASYNC_STEREO_16 0x00C4 +#define UAC3_BADD_EP_MAXPSIZE_SYNC_STEREO_24 0x0120 +#define UAC3_BADD_EP_MAXPSIZE_ASYNC_STEREO_24 0x0126 + +/* BADD sample rate is always fixed to 48kHz */ +#define UAC3_BADD_SAMPLING_RATE 48000 + #endif /* __LINUX_USB_AUDIO_V3_H */ diff --git a/include/linux/usb/composite.h b/include/linux/usb/composite.h index 4b6b9283fa7b..8675e145ea8b 100644 --- a/include/linux/usb/composite.h +++ b/include/linux/usb/composite.h @@ -52,7 +52,7 @@ #define USB_GADGET_DELAYED_STATUS 0x7fff /* Impossibly large value */ /* big enough to hold our biggest descriptor */ -#define USB_COMP_EP0_BUFSIZ 1024 +#define USB_COMP_EP0_BUFSIZ 4096 /* OS feature descriptor length <= 4kB */ #define USB_COMP_EP0_OS_DESC_BUFSIZ 4096 diff --git a/include/linux/usb/gadget.h b/include/linux/usb/gadget.h index 847f423ad9b3..e5cd84a0f84a 100644 --- a/include/linux/usb/gadget.h +++ b/include/linux/usb/gadget.h @@ -763,7 +763,7 @@ struct usb_gadget_string_container { }; /* put descriptor for string with that id into buf (buflen >= 256) */ -int usb_gadget_get_string(struct usb_gadget_strings *table, int id, u8 *buf); +int usb_gadget_get_string(const struct usb_gadget_strings *table, int id, u8 *buf); /*-------------------------------------------------------------------------*/ diff --git a/include/linux/usb/hcd.h b/include/linux/usb/hcd.h index aef50cb2ed1b..34a6ded6f319 100644 --- a/include/linux/usb/hcd.h +++ b/include/linux/usb/hcd.h @@ -150,7 +150,6 @@ struct usb_hcd { unsigned rh_pollable:1; /* may we poll the root hub? */ unsigned msix_enabled:1; /* driver has MSI-X enabled? */ unsigned msi_enabled:1; /* driver has MSI enabled? */ - unsigned remove_phy:1; /* auto-remove USB phy */ /* * do not manage the PHY state in the HCD core, instead let the driver * handle this (for example if the PHY can only be turned on after a @@ -261,6 +260,7 @@ struct hc_driver { #define HCD_USB25 0x0030 /* Wireless USB 1.0 (USB 2.5)*/ #define HCD_USB3 0x0040 /* USB 3.0 */ #define HCD_USB31 0x0050 /* USB 3.1 */ +#define HCD_USB32 0x0060 /* USB 3.2 */ #define HCD_MASK 0x0070 #define HCD_BH 0x0100 /* URB complete in BH context */ diff --git a/include/linux/usb/musb.h b/include/linux/usb/musb.h index 9eb908a98033..fc6c77918481 100644 --- a/include/linux/usb/musb.h +++ b/include/linux/usb/musb.h @@ -67,28 +67,13 @@ struct musb_hdrc_config { /* MUSB configuration-specific details */ unsigned multipoint:1; /* multipoint device */ unsigned dyn_fifo:1 __deprecated; /* supports dynamic fifo sizing */ - unsigned soft_con:1 __deprecated; /* soft connect required */ - unsigned utm_16:1 __deprecated; /* utm data witdh is 16 bits */ - unsigned big_endian:1; /* true if CPU uses big-endian */ - unsigned mult_bulk_tx:1; /* Tx ep required for multbulk pkts */ - unsigned mult_bulk_rx:1; /* Rx ep required for multbulk pkts */ - unsigned high_iso_tx:1; /* Tx ep required for HB iso */ - unsigned high_iso_rx:1; /* Rx ep required for HD iso */ - unsigned dma:1 __deprecated; /* supports DMA */ - unsigned vendor_req:1 __deprecated; /* vendor registers required */ /* need to explicitly de-assert the port reset after resume? */ unsigned host_port_deassert_reset_at_resume:1; u8 num_eps; /* number of endpoints _with_ ep0 */ - u8 dma_channels __deprecated; /* number of dma channels */ - u8 dyn_fifo_size; /* dynamic size in bytes */ - u8 vendor_ctrl __deprecated; /* vendor control reg width */ - u8 vendor_stat __deprecated; /* vendor status reg witdh */ - u8 dma_req_chan __deprecated; /* bitmask for required dma channels */ u8 ram_bits; /* ram address size */ - struct musb_hdrc_eps_bits *eps_bits __deprecated; u32 maximum_speed; }; diff --git a/include/linux/usb/pd.h b/include/linux/usb/pd.h index ff359bdfdc7b..09b570feb297 100644 --- a/include/linux/usb/pd.h +++ b/include/linux/usb/pd.h @@ -103,8 +103,8 @@ enum pd_ext_msg_type { (((cnt) & PD_HEADER_CNT_MASK) << PD_HEADER_CNT_SHIFT) | \ ((ext_hdr) ? PD_HEADER_EXT_HDR : 0)) -#define PD_HEADER_LE(type, pwr, data, id, cnt) \ - cpu_to_le16(PD_HEADER((type), (pwr), (data), PD_REV20, (id), (cnt), (0))) +#define PD_HEADER_LE(type, pwr, data, rev, id, cnt) \ + cpu_to_le16(PD_HEADER((type), (pwr), (data), (rev), (id), (cnt), (0))) static inline unsigned int pd_header_cnt(u16 header) { diff --git a/include/linux/usb/phy.h b/include/linux/usb/phy.h index b7a2625947f5..e4de6bc1f69b 100644 --- a/include/linux/usb/phy.h +++ b/include/linux/usb/phy.h @@ -157,22 +157,6 @@ struct usb_phy { enum usb_charger_type (*charger_detect)(struct usb_phy *x); }; -/** - * struct usb_phy_bind - represent the binding for the phy - * @dev_name: the device name of the device that will bind to the phy - * @phy_dev_name: the device name of the phy - * @index: used if a single controller uses multiple phys - * @phy: reference to the phy - * @list: to maintain a linked list of the binding information - */ -struct usb_phy_bind { - const char *dev_name; - const char *phy_dev_name; - u8 index; - struct usb_phy *phy; - struct list_head list; -}; - /* for board-specific init logic */ extern int usb_add_phy(struct usb_phy *, enum usb_phy_type type); extern int usb_add_phy_dev(struct usb_phy *); @@ -234,16 +218,12 @@ usb_phy_vbus_off(struct usb_phy *x) extern struct usb_phy *usb_get_phy(enum usb_phy_type type); extern struct usb_phy *devm_usb_get_phy(struct device *dev, enum usb_phy_type type); -extern struct usb_phy *usb_get_phy_dev(struct device *dev, u8 index); -extern struct usb_phy *devm_usb_get_phy_dev(struct device *dev, u8 index); extern struct usb_phy *devm_usb_get_phy_by_phandle(struct device *dev, const char *phandle, u8 index); extern struct usb_phy *devm_usb_get_phy_by_node(struct device *dev, struct device_node *node, struct notifier_block *nb); extern void usb_put_phy(struct usb_phy *); extern void devm_usb_put_phy(struct device *dev, struct usb_phy *x); -extern int usb_bind_phy(const char *dev_name, u8 index, - const char *phy_dev_name); extern void usb_phy_set_event(struct usb_phy *x, unsigned long event); extern void usb_phy_set_charger_current(struct usb_phy *usb_phy, unsigned int mA); @@ -263,16 +243,6 @@ static inline struct usb_phy *devm_usb_get_phy(struct device *dev, return ERR_PTR(-ENXIO); } -static inline struct usb_phy *usb_get_phy_dev(struct device *dev, u8 index) -{ - return ERR_PTR(-ENXIO); -} - -static inline struct usb_phy *devm_usb_get_phy_dev(struct device *dev, u8 index) -{ - return ERR_PTR(-ENXIO); -} - static inline struct usb_phy *devm_usb_get_phy_by_phandle(struct device *dev, const char *phandle, u8 index) { @@ -293,12 +263,6 @@ static inline void devm_usb_put_phy(struct device *dev, struct usb_phy *x) { } -static inline int usb_bind_phy(const char *dev_name, u8 index, - const char *phy_dev_name) -{ - return -EOPNOTSUPP; -} - static inline void usb_phy_set_event(struct usb_phy *x, unsigned long event) { } diff --git a/include/linux/usb/tcpm.h b/include/linux/usb/tcpm.h index f0d839daeaea..b231b9314240 100644 --- a/include/linux/usb/tcpm.h +++ b/include/linux/usb/tcpm.h @@ -36,6 +36,7 @@ enum typec_cc_polarity { /* Time to wait for TCPC to complete transmit */ #define PD_T_TCPC_TX_TIMEOUT 100 /* in ms */ #define PD_ROLE_SWAP_TIMEOUT (MSEC_PER_SEC * 10) +#define PD_PPS_CTRL_TIMEOUT (MSEC_PER_SEC * 10) enum tcpm_transmit_status { TCPC_TX_SUCCESS = 0, @@ -62,9 +63,6 @@ enum tcpm_transmit_type { * @snk_pdo: PDO parameters sent to partner as response to * PD_CTRL_GET_SINK_CAP message * @nr_snk_pdo: Number of entries in @snk_pdo - * @max_snk_mv: Maximum acceptable sink voltage in mV - * @max_snk_ma: Maximum sink current in mA - * @max_snk_mw: Maximum required sink power in mW * @operating_snk_mw: * Required operating sink power in mW * @type: Port type (TYPEC_PORT_DFP, TYPEC_PORT_UFP, or @@ -85,9 +83,6 @@ struct tcpc_config { const u32 *snk_vdo; unsigned int nr_snk_vdo; - unsigned int max_snk_mv; - unsigned int max_snk_ma; - unsigned int max_snk_mw; unsigned int operating_snk_mw; enum typec_port_type type; @@ -174,9 +169,6 @@ int tcpm_update_source_capabilities(struct tcpm_port *port, const u32 *pdo, unsigned int nr_pdo); int tcpm_update_sink_capabilities(struct tcpm_port *port, const u32 *pdo, unsigned int nr_pdo, - unsigned int max_snk_mv, - unsigned int max_snk_ma, - unsigned int max_snk_mw, unsigned int operating_snk_mw); void tcpm_vbus_change(struct tcpm_port *port); diff --git a/include/linux/usb/tegra_usb_phy.h b/include/linux/usb/tegra_usb_phy.h index d641ea1660b7..0c5c3ea8b2d7 100644 --- a/include/linux/usb/tegra_usb_phy.h +++ b/include/linux/usb/tegra_usb_phy.h @@ -17,6 +17,7 @@ #define __TEGRA_USB_PHY_H #include <linux/clk.h> +#include <linux/reset.h> #include <linux/usb/otg.h> /* @@ -76,6 +77,7 @@ struct tegra_usb_phy { bool is_legacy_phy; bool is_ulpi_phy; int reset_gpio; + struct reset_control *pad_rst; }; void tegra_usb_phy_preresume(struct usb_phy *phy); diff --git a/include/linux/vmalloc.h b/include/linux/vmalloc.h index 1e5d8c392f15..398e9c95cd61 100644 --- a/include/linux/vmalloc.h +++ b/include/linux/vmalloc.h @@ -8,6 +8,7 @@ #include <linux/llist.h> #include <asm/page.h> /* pgprot_t */ #include <linux/rbtree.h> +#include <linux/overflow.h> struct vm_area_struct; /* vma defining user mapping in mm_types.h */ struct notifier_block; /* in notifier.h */ diff --git a/include/linux/wait_bit.h b/include/linux/wait_bit.h index 9318b2166439..2b0072fa5e92 100644 --- a/include/linux/wait_bit.h +++ b/include/linux/wait_bit.h @@ -305,4 +305,21 @@ do { \ __ret; \ }) +/** + * clear_and_wake_up_bit - clear a bit and wake up anyone waiting on that bit + * + * @bit: the bit of the word being waited on + * @word: the word being waited on, a kernel virtual address + * + * You can use this helper if bitflags are manipulated atomically rather than + * non-atomically under a lock. + */ +static inline void clear_and_wake_up_bit(int bit, void *word) +{ + clear_bit_unlock(bit, word); + /* See wake_up_bit() for which memory barrier you need to use. */ + smp_mb__after_atomic(); + wake_up_bit(word, bit); +} + #endif /* _LINUX_WAIT_BIT_H */ diff --git a/include/linux/workqueue.h b/include/linux/workqueue.h index 39a0e215022a..60d673e15632 100644 --- a/include/linux/workqueue.h +++ b/include/linux/workqueue.h @@ -494,6 +494,7 @@ extern unsigned int work_busy(struct work_struct *work); extern __printf(1, 2) void set_worker_desc(const char *fmt, ...); extern void print_worker_info(const char *log_lvl, struct task_struct *task); extern void show_workqueue_state(void); +extern void wq_worker_comm(char *buf, size_t size, struct task_struct *task); /** * queue_work - queue work on a workqueue diff --git a/include/linux/xattr.h b/include/linux/xattr.h index d70f77a4b62a..6dad031be3c2 100644 --- a/include/linux/xattr.h +++ b/include/linux/xattr.h @@ -46,7 +46,6 @@ struct xattr { size_t value_len; }; -ssize_t xattr_getsecurity(struct inode *, const char *, void *, size_t); ssize_t __vfs_getxattr(struct dentry *, struct inode *, const char *, void *, size_t); ssize_t vfs_getxattr(struct dentry *, const char *, void *, size_t); ssize_t vfs_listxattr(struct dentry *d, char *list, size_t size); |