diff options
Diffstat (limited to 'include/linux')
37 files changed, 232 insertions, 197 deletions
diff --git a/include/linux/acpi.h b/include/linux/acpi.h index 7235c4851460..43856d19cf4d 100644 --- a/include/linux/acpi.h +++ b/include/linux/acpi.h @@ -217,6 +217,7 @@ struct pci_dev; int acpi_pci_irq_enable (struct pci_dev *dev); void acpi_penalize_isa_irq(int irq, int active); +bool acpi_isa_irq_available(int irq); void acpi_penalize_sci_irq(int irq, int trigger, int polarity); void acpi_pci_irq_disable (struct pci_dev *dev); diff --git a/include/linux/backing-dev-defs.h b/include/linux/backing-dev-defs.h index a23209b43842..1b4d69f68c33 100644 --- a/include/linux/backing-dev-defs.h +++ b/include/linux/backing-dev-defs.h @@ -116,6 +116,8 @@ struct bdi_writeback { struct list_head work_list; struct delayed_work dwork; /* work item used for writeback */ + struct list_head bdi_node; /* anchored at bdi->wb_list */ + #ifdef CONFIG_CGROUP_WRITEBACK struct percpu_ref refcnt; /* used only for !root wb's */ struct fprop_local_percpu memcg_completions; @@ -150,6 +152,7 @@ struct backing_dev_info { atomic_long_t tot_write_bandwidth; struct bdi_writeback wb; /* the root writeback info for this bdi */ + struct list_head wb_list; /* list of all wbs */ #ifdef CONFIG_CGROUP_WRITEBACK struct radix_tree_root cgwb_tree; /* radix tree of active cgroup wbs */ struct rb_root cgwb_congested_tree; /* their congested states */ diff --git a/include/linux/backing-dev.h b/include/linux/backing-dev.h index d5eb4ad1c534..c85f74946a8b 100644 --- a/include/linux/backing-dev.h +++ b/include/linux/backing-dev.h @@ -19,13 +19,17 @@ #include <linux/slab.h> int __must_check bdi_init(struct backing_dev_info *bdi); -void bdi_destroy(struct backing_dev_info *bdi); +void bdi_exit(struct backing_dev_info *bdi); __printf(3, 4) int bdi_register(struct backing_dev_info *bdi, struct device *parent, const char *fmt, ...); int bdi_register_dev(struct backing_dev_info *bdi, dev_t dev); +void bdi_unregister(struct backing_dev_info *bdi); + int __must_check bdi_setup_and_register(struct backing_dev_info *, char *); +void bdi_destroy(struct backing_dev_info *bdi); + void wb_start_writeback(struct bdi_writeback *wb, long nr_pages, bool range_cyclic, enum wb_reason reason); void wb_start_background_writeback(struct bdi_writeback *wb); @@ -408,61 +412,6 @@ static inline void unlocked_inode_to_wb_end(struct inode *inode, bool locked) rcu_read_unlock(); } -struct wb_iter { - int start_memcg_id; - struct radix_tree_iter tree_iter; - void **slot; -}; - -static inline struct bdi_writeback *__wb_iter_next(struct wb_iter *iter, - struct backing_dev_info *bdi) -{ - struct radix_tree_iter *titer = &iter->tree_iter; - - WARN_ON_ONCE(!rcu_read_lock_held()); - - if (iter->start_memcg_id >= 0) { - iter->slot = radix_tree_iter_init(titer, iter->start_memcg_id); - iter->start_memcg_id = -1; - } else { - iter->slot = radix_tree_next_slot(iter->slot, titer, 0); - } - - if (!iter->slot) - iter->slot = radix_tree_next_chunk(&bdi->cgwb_tree, titer, 0); - if (iter->slot) - return *iter->slot; - return NULL; -} - -static inline struct bdi_writeback *__wb_iter_init(struct wb_iter *iter, - struct backing_dev_info *bdi, - int start_memcg_id) -{ - iter->start_memcg_id = start_memcg_id; - - if (start_memcg_id) - return __wb_iter_next(iter, bdi); - else - return &bdi->wb; -} - -/** - * bdi_for_each_wb - walk all wb's of a bdi in ascending memcg ID order - * @wb_cur: cursor struct bdi_writeback pointer - * @bdi: bdi to walk wb's of - * @iter: pointer to struct wb_iter to be used as iteration buffer - * @start_memcg_id: memcg ID to start iteration from - * - * Iterate @wb_cur through the wb's (bdi_writeback's) of @bdi in ascending - * memcg ID order starting from @start_memcg_id. @iter is struct wb_iter - * to be used as temp storage during iteration. rcu_read_lock() must be - * held throughout iteration. - */ -#define bdi_for_each_wb(wb_cur, bdi, iter, start_memcg_id) \ - for ((wb_cur) = __wb_iter_init(iter, bdi, start_memcg_id); \ - (wb_cur); (wb_cur) = __wb_iter_next(iter, bdi)) - #else /* CONFIG_CGROUP_WRITEBACK */ static inline bool inode_cgwb_enabled(struct inode *inode) @@ -522,14 +471,6 @@ static inline void wb_blkcg_offline(struct blkcg *blkcg) { } -struct wb_iter { - int next_id; -}; - -#define bdi_for_each_wb(wb_cur, bdi, iter, start_blkcg_id) \ - for ((iter)->next_id = (start_blkcg_id); \ - ({ (wb_cur) = !(iter)->next_id++ ? &(bdi)->wb : NULL; }); ) - static inline int inode_congested(struct inode *inode, int cong_bits) { return wb_congested(&inode_to_bdi(inode)->wb, cong_bits); diff --git a/include/linux/blk-cgroup.h b/include/linux/blk-cgroup.h index 0a5cc7a1109b..c02e669945e9 100644 --- a/include/linux/blk-cgroup.h +++ b/include/linux/blk-cgroup.h @@ -713,9 +713,9 @@ static inline bool blkcg_bio_issue_check(struct request_queue *q, if (!throtl) { blkg = blkg ?: q->root_blkg; - blkg_rwstat_add(&blkg->stat_bytes, bio->bi_flags, + blkg_rwstat_add(&blkg->stat_bytes, bio->bi_rw, bio->bi_iter.bi_size); - blkg_rwstat_add(&blkg->stat_ios, bio->bi_flags, 1); + blkg_rwstat_add(&blkg->stat_ios, bio->bi_rw, 1); } rcu_read_unlock(); diff --git a/include/linux/blk-mq.h b/include/linux/blk-mq.h index 37d1602c4f7a..5e7d43ab61c0 100644 --- a/include/linux/blk-mq.h +++ b/include/linux/blk-mq.h @@ -145,7 +145,6 @@ enum { BLK_MQ_F_SHOULD_MERGE = 1 << 0, BLK_MQ_F_TAG_SHARED = 1 << 1, BLK_MQ_F_SG_MERGE = 1 << 2, - BLK_MQ_F_SYSFS_UP = 1 << 3, BLK_MQ_F_DEFER_ISSUE = 1 << 4, BLK_MQ_F_ALLOC_POLICY_START_BIT = 8, BLK_MQ_F_ALLOC_POLICY_BITS = 1, @@ -215,7 +214,7 @@ void blk_mq_add_to_requeue_list(struct request *rq, bool at_head); void blk_mq_cancel_requeue_work(struct request_queue *q); void blk_mq_kick_requeue_list(struct request_queue *q); void blk_mq_abort_requeue_list(struct request_queue *q); -void blk_mq_complete_request(struct request *rq); +void blk_mq_complete_request(struct request *rq, int error); void blk_mq_stop_hw_queue(struct blk_mq_hw_ctx *hctx); void blk_mq_start_hw_queue(struct blk_mq_hw_ctx *hctx); @@ -224,8 +223,6 @@ void blk_mq_start_hw_queues(struct request_queue *q); void blk_mq_start_stopped_hw_queues(struct request_queue *q, bool async); void blk_mq_run_hw_queues(struct request_queue *q, bool async); void blk_mq_delay_queue(struct blk_mq_hw_ctx *hctx, unsigned long msecs); -void blk_mq_tag_busy_iter(struct blk_mq_hw_ctx *hctx, busy_iter_fn *fn, - void *priv); void blk_mq_all_tag_busy_iter(struct blk_mq_tags *tags, busy_tag_iter_fn *fn, void *priv); void blk_mq_freeze_queue(struct request_queue *q); diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index 99da9ebc7377..19c2e947d4d1 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -456,6 +456,8 @@ struct request_queue { struct blk_mq_tag_set *tag_set; struct list_head tag_set_list; struct bio_set *bio_split; + + bool mq_sysfs_init_done; }; #define QUEUE_FLAG_QUEUED 1 /* uses generic tag queueing */ diff --git a/include/linux/cma.h b/include/linux/cma.h index f7ef093ec49a..29f9e774ab76 100644 --- a/include/linux/cma.h +++ b/include/linux/cma.h @@ -26,6 +26,6 @@ extern int __init cma_declare_contiguous(phys_addr_t base, extern int cma_init_reserved_mem(phys_addr_t base, phys_addr_t size, unsigned int order_per_bit, struct cma **res_cma); -extern struct page *cma_alloc(struct cma *cma, unsigned int count, unsigned int align); +extern struct page *cma_alloc(struct cma *cma, size_t count, unsigned int align); extern bool cma_release(struct cma *cma, const struct page *pages, unsigned int count); #endif diff --git a/include/linux/compiler-gcc.h b/include/linux/compiler-gcc.h index dfaa7b3e9ae9..8efb40e61d6e 100644 --- a/include/linux/compiler-gcc.h +++ b/include/linux/compiler-gcc.h @@ -237,12 +237,25 @@ #define KASAN_ABI_VERSION 3 #endif +#if GCC_VERSION >= 40902 +/* + * Tell the compiler that address safety instrumentation (KASAN) + * should not be applied to that function. + * Conflicts with inlining: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67368 + */ +#define __no_sanitize_address __attribute__((no_sanitize_address)) +#endif + #endif /* gcc version >= 40000 specific checks */ #if !defined(__noclone) #define __noclone /* not needed */ #endif +#if !defined(__no_sanitize_address) +#define __no_sanitize_address +#endif + /* * A trick to suppress uninitialized variable warning without generating any * code diff --git a/include/linux/compiler.h b/include/linux/compiler.h index c836eb2dc44d..3d7810341b57 100644 --- a/include/linux/compiler.h +++ b/include/linux/compiler.h @@ -198,19 +198,45 @@ void ftrace_likely_update(struct ftrace_branch_data *f, int val, int expect); #include <uapi/linux/types.h> -static __always_inline void __read_once_size(const volatile void *p, void *res, int size) +#define __READ_ONCE_SIZE \ +({ \ + switch (size) { \ + case 1: *(__u8 *)res = *(volatile __u8 *)p; break; \ + case 2: *(__u16 *)res = *(volatile __u16 *)p; break; \ + case 4: *(__u32 *)res = *(volatile __u32 *)p; break; \ + case 8: *(__u64 *)res = *(volatile __u64 *)p; break; \ + default: \ + barrier(); \ + __builtin_memcpy((void *)res, (const void *)p, size); \ + barrier(); \ + } \ +}) + +static __always_inline +void __read_once_size(const volatile void *p, void *res, int size) { - switch (size) { - case 1: *(__u8 *)res = *(volatile __u8 *)p; break; - case 2: *(__u16 *)res = *(volatile __u16 *)p; break; - case 4: *(__u32 *)res = *(volatile __u32 *)p; break; - case 8: *(__u64 *)res = *(volatile __u64 *)p; break; - default: - barrier(); - __builtin_memcpy((void *)res, (const void *)p, size); - barrier(); - } + __READ_ONCE_SIZE; +} + +#ifdef CONFIG_KASAN +/* + * This function is not 'inline' because __no_sanitize_address confilcts + * with inlining. Attempt to inline it may cause a build failure. + * https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67368 + * '__maybe_unused' allows us to avoid defined-but-not-used warnings. + */ +static __no_sanitize_address __maybe_unused +void __read_once_size_nocheck(const volatile void *p, void *res, int size) +{ + __READ_ONCE_SIZE; +} +#else +static __always_inline +void __read_once_size_nocheck(const volatile void *p, void *res, int size) +{ + __READ_ONCE_SIZE; } +#endif static __always_inline void __write_once_size(volatile void *p, void *res, int size) { @@ -248,8 +274,22 @@ static __always_inline void __write_once_size(volatile void *p, void *res, int s * required ordering. */ -#define READ_ONCE(x) \ - ({ union { typeof(x) __val; char __c[1]; } __u; __read_once_size(&(x), __u.__c, sizeof(x)); __u.__val; }) +#define __READ_ONCE(x, check) \ +({ \ + union { typeof(x) __val; char __c[1]; } __u; \ + if (check) \ + __read_once_size(&(x), __u.__c, sizeof(x)); \ + else \ + __read_once_size_nocheck(&(x), __u.__c, sizeof(x)); \ + __u.__val; \ +}) +#define READ_ONCE(x) __READ_ONCE(x, 1) + +/* + * Use READ_ONCE_NOCHECK() instead of READ_ONCE() if you need + * to hide memory access from KASAN. + */ +#define READ_ONCE_NOCHECK(x) __READ_ONCE(x, 0) #define WRITE_ONCE(x, val) \ ({ \ diff --git a/include/linux/dma-contiguous.h b/include/linux/dma-contiguous.h index 569bbd039896..fec734df1524 100644 --- a/include/linux/dma-contiguous.h +++ b/include/linux/dma-contiguous.h @@ -111,7 +111,7 @@ static inline int dma_declare_contiguous(struct device *dev, phys_addr_t size, return ret; } -struct page *dma_alloc_from_contiguous(struct device *dev, int count, +struct page *dma_alloc_from_contiguous(struct device *dev, size_t count, unsigned int order); bool dma_release_from_contiguous(struct device *dev, struct page *pages, int count); @@ -144,7 +144,7 @@ int dma_declare_contiguous(struct device *dev, phys_addr_t size, } static inline -struct page *dma_alloc_from_contiguous(struct device *dev, int count, +struct page *dma_alloc_from_contiguous(struct device *dev, size_t count, unsigned int order) { return NULL; diff --git a/include/linux/edac.h b/include/linux/edac.h index da3b72e95db3..b3d87e5822f8 100644 --- a/include/linux/edac.h +++ b/include/linux/edac.h @@ -769,12 +769,10 @@ struct mem_ctl_info { /* the internal state of this controller instance */ int op_state; -#ifdef CONFIG_EDAC_DEBUG struct dentry *debugfs; u8 fake_inject_layer[EDAC_MAX_LAYERS]; u32 fake_inject_ue; u16 fake_inject_count; -#endif }; /* diff --git a/include/linux/fdtable.h b/include/linux/fdtable.h index 674e3e226465..5295535b60c6 100644 --- a/include/linux/fdtable.h +++ b/include/linux/fdtable.h @@ -26,6 +26,7 @@ struct fdtable { struct file __rcu **fd; /* current fd array */ unsigned long *close_on_exec; unsigned long *open_fds; + unsigned long *full_fds_bits; struct rcu_head rcu; }; @@ -59,6 +60,7 @@ struct files_struct { int next_fd; unsigned long close_on_exec_init[1]; unsigned long open_fds_init[1]; + unsigned long full_fds_bits_init[1]; struct file __rcu * fd_array[NR_OPEN_DEFAULT]; }; diff --git a/include/linux/gpio/consumer.h b/include/linux/gpio/consumer.h index 14cac67c2012..fb0fde686cb1 100644 --- a/include/linux/gpio/consumer.h +++ b/include/linux/gpio/consumer.h @@ -400,6 +400,7 @@ static inline struct gpio_desc *gpio_to_desc(unsigned gpio) { return ERR_PTR(-EINVAL); } + static inline int desc_to_gpio(const struct gpio_desc *desc) { /* GPIO can never have been requested */ diff --git a/include/linux/gpio/driver.h b/include/linux/gpio/driver.h index 1aed31c5ffba..d1baebf350d8 100644 --- a/include/linux/gpio/driver.h +++ b/include/linux/gpio/driver.h @@ -206,6 +206,9 @@ int _gpiochip_irqchip_add(struct gpio_chip *gpiochip, #endif /* CONFIG_GPIOLIB_IRQCHIP */ +int gpiochip_generic_request(struct gpio_chip *chip, unsigned offset); +void gpiochip_generic_free(struct gpio_chip *chip, unsigned offset); + #ifdef CONFIG_PINCTRL /** diff --git a/include/linux/iova.h b/include/linux/iova.h index 3920a19d8194..92f7177db2ce 100644 --- a/include/linux/iova.h +++ b/include/linux/iova.h @@ -68,8 +68,8 @@ static inline unsigned long iova_pfn(struct iova_domain *iovad, dma_addr_t iova) return iova >> iova_shift(iovad); } -int iommu_iova_cache_init(void); -void iommu_iova_cache_destroy(void); +int iova_cache_get(void); +void iova_cache_put(void); struct iova *alloc_iova_mem(void); void free_iova_mem(struct iova *iova); diff --git a/include/linux/irqdomain.h b/include/linux/irqdomain.h index d3ca79236fb0..f644fdb06dd6 100644 --- a/include/linux/irqdomain.h +++ b/include/linux/irqdomain.h @@ -161,6 +161,11 @@ enum { IRQ_DOMAIN_FLAG_NONCORE = (1 << 16), }; +static inline struct device_node *irq_domain_get_of_node(struct irq_domain *d) +{ + return d->of_node; +} + #ifdef CONFIG_IRQ_DOMAIN struct irq_domain *__irq_domain_add(struct device_node *of_node, int size, irq_hw_number_t hwirq_max, int direct_max, diff --git a/include/linux/memcontrol.h b/include/linux/memcontrol.h index ad800e62cb7a..3e3318ddfc0e 100644 --- a/include/linux/memcontrol.h +++ b/include/linux/memcontrol.h @@ -242,7 +242,6 @@ struct mem_cgroup { * percpu counter. */ struct mem_cgroup_stat_cpu __percpu *stat; - spinlock_t pcp_counter_lock; #if defined(CONFIG_MEMCG_KMEM) && defined(CONFIG_INET) struct cg_proto tcp_mem; @@ -677,8 +676,9 @@ enum { struct list_head *mem_cgroup_cgwb_list(struct mem_cgroup *memcg); struct wb_domain *mem_cgroup_wb_domain(struct bdi_writeback *wb); -void mem_cgroup_wb_stats(struct bdi_writeback *wb, unsigned long *pavail, - unsigned long *pdirty, unsigned long *pwriteback); +void mem_cgroup_wb_stats(struct bdi_writeback *wb, unsigned long *pfilepages, + unsigned long *pheadroom, unsigned long *pdirty, + unsigned long *pwriteback); #else /* CONFIG_CGROUP_WRITEBACK */ @@ -688,7 +688,8 @@ static inline struct wb_domain *mem_cgroup_wb_domain(struct bdi_writeback *wb) } static inline void mem_cgroup_wb_stats(struct bdi_writeback *wb, - unsigned long *pavail, + unsigned long *pfilepages, + unsigned long *pheadroom, unsigned long *pdirty, unsigned long *pwriteback) { diff --git a/include/linux/mlx5/device.h b/include/linux/mlx5/device.h index 8eb3b19af2a4..250b1ff8b48d 100644 --- a/include/linux/mlx5/device.h +++ b/include/linux/mlx5/device.h @@ -402,17 +402,6 @@ struct mlx5_cmd_teardown_hca_mbox_out { u8 rsvd[8]; }; -struct mlx5_cmd_query_special_contexts_mbox_in { - struct mlx5_inbox_hdr hdr; - u8 rsvd[8]; -}; - -struct mlx5_cmd_query_special_contexts_mbox_out { - struct mlx5_outbox_hdr hdr; - __be32 dump_fill_mkey; - __be32 resd_lkey; -}; - struct mlx5_cmd_layout { u8 type; u8 rsvd0[3]; diff --git a/include/linux/mlx5/driver.h b/include/linux/mlx5/driver.h index 27b53f9a24ad..8b6d6f2154a4 100644 --- a/include/linux/mlx5/driver.h +++ b/include/linux/mlx5/driver.h @@ -845,7 +845,6 @@ void *mlx5_get_protocol_dev(struct mlx5_core_dev *mdev, int protocol); int mlx5_register_interface(struct mlx5_interface *intf); void mlx5_unregister_interface(struct mlx5_interface *intf); int mlx5_core_query_vendor_id(struct mlx5_core_dev *mdev, u32 *vendor_id); -int mlx5_core_query_special_context(struct mlx5_core_dev *dev, u32 *rsvd_lkey); struct mlx5_profile { u64 mask; diff --git a/include/linux/mm.h b/include/linux/mm.h index 91c08f6f0dc9..80001de019ba 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -905,6 +905,27 @@ static inline void set_page_links(struct page *page, enum zone_type zone, #endif } +#ifdef CONFIG_MEMCG +static inline struct mem_cgroup *page_memcg(struct page *page) +{ + return page->mem_cgroup; +} + +static inline void set_page_memcg(struct page *page, struct mem_cgroup *memcg) +{ + page->mem_cgroup = memcg; +} +#else +static inline struct mem_cgroup *page_memcg(struct page *page) +{ + return NULL; +} + +static inline void set_page_memcg(struct page *page, struct mem_cgroup *memcg) +{ +} +#endif + /* * Some inline functions in vmstat.h depend on page_zone() */ diff --git a/include/linux/mmc/card.h b/include/linux/mmc/card.h index fdd0779ccdfa..eb0151bac50c 100644 --- a/include/linux/mmc/card.h +++ b/include/linux/mmc/card.h @@ -269,7 +269,6 @@ struct mmc_card { /* for byte mode */ #define MMC_QUIRK_NONSTD_SDIO (1<<2) /* non-standard SDIO card attached */ /* (missing CIA registers) */ -#define MMC_QUIRK_BROKEN_CLK_GATING (1<<3) /* clock gating the sdio bus will make card fail */ #define MMC_QUIRK_NONSTD_FUNC_IF (1<<4) /* SDIO card has nonstd function interfaces */ #define MMC_QUIRK_DISABLE_CD (1<<5) /* disconnect CD/DAT[3] resistor */ #define MMC_QUIRK_INAND_CMD38 (1<<6) /* iNAND devices have broken CMD38 */ diff --git a/include/linux/mmc/core.h b/include/linux/mmc/core.h index 258daf914c6d..37967b6da03c 100644 --- a/include/linux/mmc/core.h +++ b/include/linux/mmc/core.h @@ -152,10 +152,8 @@ extern int mmc_app_cmd(struct mmc_host *, struct mmc_card *); extern int mmc_wait_for_app_cmd(struct mmc_host *, struct mmc_card *, struct mmc_command *, int); extern void mmc_start_bkops(struct mmc_card *card, bool from_exception); -extern int __mmc_switch(struct mmc_card *, u8, u8, u8, unsigned int, bool, - bool, bool); extern int mmc_switch(struct mmc_card *, u8, u8, u8, unsigned int); -extern int mmc_send_tuning(struct mmc_host *host); +extern int mmc_send_tuning(struct mmc_host *host, u32 opcode, int *cmd_error); extern int mmc_get_ext_csd(struct mmc_card *card, u8 **new_ext_csd); #define MMC_ERASE_ARG 0x00000000 diff --git a/include/linux/mmc/dw_mmc.h b/include/linux/mmc/dw_mmc.h index 134c57422740..f67b2ec18e6d 100644 --- a/include/linux/mmc/dw_mmc.h +++ b/include/linux/mmc/dw_mmc.h @@ -16,6 +16,7 @@ #include <linux/scatterlist.h> #include <linux/mmc/core.h> +#include <linux/dmaengine.h> #define MAX_MCI_SLOTS 2 @@ -40,6 +41,17 @@ enum { struct mmc_data; +enum { + TRANS_MODE_PIO = 0, + TRANS_MODE_IDMAC, + TRANS_MODE_EDMAC +}; + +struct dw_mci_dma_slave { + struct dma_chan *ch; + enum dma_transfer_direction direction; +}; + /** * struct dw_mci - MMC controller state shared between all slots * @lock: Spinlock protecting the queue and associated data. @@ -154,7 +166,14 @@ struct dw_mci { dma_addr_t sg_dma; void *sg_cpu; const struct dw_mci_dma_ops *dma_ops; + /* For idmac */ unsigned int ring_size; + + /* For edmac */ + struct dw_mci_dma_slave *dms; + /* Registers's physical base address */ + void *phy_regs; + u32 cmd_status; u32 data_status; u32 stop_cmdr; @@ -208,8 +227,8 @@ struct dw_mci { struct dw_mci_dma_ops { /* DMA Ops */ int (*init)(struct dw_mci *host); - void (*start)(struct dw_mci *host, unsigned int sg_len); - void (*complete)(struct dw_mci *host); + int (*start)(struct dw_mci *host, unsigned int sg_len); + void (*complete)(void *host); void (*stop)(struct dw_mci *host); void (*cleanup)(struct dw_mci *host); void (*exit)(struct dw_mci *host); diff --git a/include/linux/mmc/host.h b/include/linux/mmc/host.h index 83b81fd865f3..8673ffe3d86e 100644 --- a/include/linux/mmc/host.h +++ b/include/linux/mmc/host.h @@ -292,18 +292,6 @@ struct mmc_host { mmc_pm_flag_t pm_caps; /* supported pm features */ -#ifdef CONFIG_MMC_CLKGATE - int clk_requests; /* internal reference counter */ - unsigned int clk_delay; /* number of MCI clk hold cycles */ - bool clk_gated; /* clock gated */ - struct delayed_work clk_gate_work; /* delayed clock gate */ - unsigned int clk_old; /* old clock value cache */ - spinlock_t clk_lock; /* lock for clk fields */ - struct mutex clk_gate_mutex; /* mutex for clock gating */ - struct device_attribute clkgate_delay_attr; - unsigned long clkgate_delay; -#endif - /* host specific block data */ unsigned int max_seg_size; /* see blk_queue_max_segment_size */ unsigned short max_segs; /* see blk_queue_max_segments */ @@ -423,6 +411,7 @@ int mmc_regulator_get_ocrmask(struct regulator *supply); int mmc_regulator_set_ocr(struct mmc_host *mmc, struct regulator *supply, unsigned short vdd_bit); +int mmc_regulator_set_vqmmc(struct mmc_host *mmc, struct mmc_ios *ios); #else static inline int mmc_regulator_get_ocrmask(struct regulator *supply) { @@ -435,6 +424,12 @@ static inline int mmc_regulator_set_ocr(struct mmc_host *mmc, { return 0; } + +static inline int mmc_regulator_set_vqmmc(struct mmc_host *mmc, + struct mmc_ios *ios) +{ + return -EINVAL; +} #endif int mmc_regulator_get_supply(struct mmc_host *mmc); @@ -479,26 +474,6 @@ static inline int mmc_host_packed_wr(struct mmc_host *host) return host->caps2 & MMC_CAP2_PACKED_WR; } -#ifdef CONFIG_MMC_CLKGATE -void mmc_host_clk_hold(struct mmc_host *host); -void mmc_host_clk_release(struct mmc_host *host); -unsigned int mmc_host_clk_rate(struct mmc_host *host); - -#else -static inline void mmc_host_clk_hold(struct mmc_host *host) -{ -} - -static inline void mmc_host_clk_release(struct mmc_host *host) -{ -} - -static inline unsigned int mmc_host_clk_rate(struct mmc_host *host) -{ - return host->ios.clock; -} -#endif - static inline int mmc_card_hs(struct mmc_card *card) { return card->host->ios.timing == MMC_TIMING_SD_HS || diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h index 2d15e3831440..210d11a75e4f 100644 --- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h @@ -1054,6 +1054,10 @@ typedef u16 (*select_queue_fallback_t)(struct net_device *dev, * This function is used to pass protocol port error state information * to the switch driver. The switch driver can react to the proto_down * by doing a phys down on the associated switch port. + * int (*ndo_fill_metadata_dst)(struct net_device *dev, struct sk_buff *skb); + * This function is used to get egress tunnel information for given skb. + * This is useful for retrieving outer tunnel header parameters while + * sampling packet. * */ struct net_device_ops { @@ -1227,6 +1231,8 @@ struct net_device_ops { int (*ndo_get_iflink)(const struct net_device *dev); int (*ndo_change_proto_down)(struct net_device *dev, bool proto_down); + int (*ndo_fill_metadata_dst)(struct net_device *dev, + struct sk_buff *skb); }; /** @@ -2203,6 +2209,7 @@ void dev_add_offload(struct packet_offload *po); void dev_remove_offload(struct packet_offload *po); int dev_get_iflink(const struct net_device *dev); +int dev_fill_metadata_dst(struct net_device *dev, struct sk_buff *skb); struct net_device *__dev_get_by_flags(struct net *net, unsigned short flags, unsigned short mask); struct net_device *dev_get_by_name(struct net *net, const char *name); diff --git a/include/linux/of_gpio.h b/include/linux/of_gpio.h index f3191828f037..87d6d1632dd4 100644 --- a/include/linux/of_gpio.h +++ b/include/linux/of_gpio.h @@ -29,6 +29,7 @@ struct device_node; */ enum of_gpio_flags { OF_GPIO_ACTIVE_LOW = 0x1, + OF_GPIO_SINGLE_ENDED = 0x2, }; #ifdef CONFIG_OF_GPIO diff --git a/include/linux/omap-dma.h b/include/linux/omap-dma.h index e5a70132a240..88fa8af2b937 100644 --- a/include/linux/omap-dma.h +++ b/include/linux/omap-dma.h @@ -17,7 +17,7 @@ #include <linux/platform_device.h> -#define INT_DMA_LCD 25 +#define INT_DMA_LCD (NR_IRQS_LEGACY + 25) #define OMAP1_DMA_TOUT_IRQ (1 << 0) #define OMAP_DMA_DROP_IRQ (1 << 1) diff --git a/include/linux/pinctrl/devinfo.h b/include/linux/pinctrl/devinfo.h index 281cb91ddcf5..05082e407c4a 100644 --- a/include/linux/pinctrl/devinfo.h +++ b/include/linux/pinctrl/devinfo.h @@ -24,10 +24,14 @@ * struct dev_pin_info - pin state container for devices * @p: pinctrl handle for the containing device * @default_state: the default state for the handle, if found + * @init_state: the state at probe time, if found + * @sleep_state: the state at suspend time, if found + * @idle_state: the state at idle (runtime suspend) time, if found */ struct dev_pin_info { struct pinctrl *p; struct pinctrl_state *default_state; + struct pinctrl_state *init_state; #ifdef CONFIG_PM struct pinctrl_state *sleep_state; struct pinctrl_state *idle_state; @@ -35,6 +39,7 @@ struct dev_pin_info { }; extern int pinctrl_bind_pins(struct device *dev); +extern int pinctrl_init_done(struct device *dev); #else @@ -45,5 +50,10 @@ static inline int pinctrl_bind_pins(struct device *dev) return 0; } +static inline int pinctrl_init_done(struct device *dev) +{ + return 0; +} + #endif /* CONFIG_PINCTRL */ #endif /* PINCTRL_DEVINFO_H */ diff --git a/include/linux/pinctrl/pinconf-generic.h b/include/linux/pinctrl/pinconf-generic.h index fe65962b264f..d921afd5f109 100644 --- a/include/linux/pinctrl/pinconf-generic.h +++ b/include/linux/pinctrl/pinconf-generic.h @@ -20,6 +20,11 @@ /** * enum pin_config_param - possible pin configuration parameters + * @PIN_CONFIG_BIAS_BUS_HOLD: the pin will be set to weakly latch so that it + * weakly drives the last value on a tristate bus, also known as a "bus + * holder", "bus keeper" or "repeater". This allows another device on the + * bus to change the value by driving the bus high or low and switching to + * tristate. The argument is ignored. * @PIN_CONFIG_BIAS_DISABLE: disable any pin bias on the pin, a * transition from say pull-up to pull-down implies that you disable * pull-up in the process, this setting disables all biasing. @@ -29,14 +34,6 @@ * if for example some other pin is going to drive the signal connected * to it for a while. Pins used for input are usually always high * impedance. - * @PIN_CONFIG_BIAS_BUS_HOLD: the pin will be set to weakly latch so that it - * weakly drives the last value on a tristate bus, also known as a "bus - * holder", "bus keeper" or "repeater". This allows another device on the - * bus to change the value by driving the bus high or low and switching to - * tristate. The argument is ignored. - * @PIN_CONFIG_BIAS_PULL_UP: the pin will be pulled up (usually with high - * impedance to VDD). If the argument is != 0 pull-up is enabled, - * if it is 0, pull-up is total, i.e. the pin is connected to VDD. * @PIN_CONFIG_BIAS_PULL_DOWN: the pin will be pulled down (usually with high * impedance to GROUND). If the argument is != 0 pull-down is enabled, * if it is 0, pull-down is total, i.e. the pin is connected to GROUND. @@ -48,10 +45,9 @@ * If the argument is != 0 pull up/down is enabled, if it is 0, the * configuration is ignored. The proper way to disable it is to use * @PIN_CONFIG_BIAS_DISABLE. - * @PIN_CONFIG_DRIVE_PUSH_PULL: the pin will be driven actively high and - * low, this is the most typical case and is typically achieved with two - * active transistors on the output. Setting this config will enable - * push-pull mode, the argument is ignored. + * @PIN_CONFIG_BIAS_PULL_UP: the pin will be pulled up (usually with high + * impedance to VDD). If the argument is != 0 pull-up is enabled, + * if it is 0, pull-up is total, i.e. the pin is connected to VDD. * @PIN_CONFIG_DRIVE_OPEN_DRAIN: the pin will be driven with open drain (open * collector) which means it is usually wired with other output ports * which are then pulled up with an external resistor. Setting this @@ -59,28 +55,26 @@ * @PIN_CONFIG_DRIVE_OPEN_SOURCE: the pin will be driven with open source * (open emitter). Setting this config will enable open source mode, the * argument is ignored. + * @PIN_CONFIG_DRIVE_PUSH_PULL: the pin will be driven actively high and + * low, this is the most typical case and is typically achieved with two + * active transistors on the output. Setting this config will enable + * push-pull mode, the argument is ignored. * @PIN_CONFIG_DRIVE_STRENGTH: the pin will sink or source at most the current * passed as argument. The argument is in mA. + * @PIN_CONFIG_INPUT_DEBOUNCE: this will configure the pin to debounce mode, + * which means it will wait for signals to settle when reading inputs. The + * argument gives the debounce time in usecs. Setting the + * argument to zero turns debouncing off. * @PIN_CONFIG_INPUT_ENABLE: enable the pin's input. Note that this does not * affect the pin's ability to drive output. 1 enables input, 0 disables * input. - * @PIN_CONFIG_INPUT_SCHMITT_ENABLE: control schmitt-trigger mode on the pin. - * If the argument != 0, schmitt-trigger mode is enabled. If it's 0, - * schmitt-trigger mode is disabled. * @PIN_CONFIG_INPUT_SCHMITT: this will configure an input pin to run in * schmitt-trigger mode. If the schmitt-trigger has adjustable hysteresis, * the threshold value is given on a custom format as argument when * setting pins to this mode. - * @PIN_CONFIG_INPUT_DEBOUNCE: this will configure the pin to debounce mode, - * which means it will wait for signals to settle when reading inputs. The - * argument gives the debounce time in usecs. Setting the - * argument to zero turns debouncing off. - * @PIN_CONFIG_POWER_SOURCE: if the pin can select between different power - * supplies, the argument to this parameter (on a custom format) tells - * the driver which alternative power source to use. - * @PIN_CONFIG_SLEW_RATE: if the pin can select slew rate, the argument to - * this parameter (on a custom format) tells the driver which alternative - * slew rate to use. + * @PIN_CONFIG_INPUT_SCHMITT_ENABLE: control schmitt-trigger mode on the pin. + * If the argument != 0, schmitt-trigger mode is enabled. If it's 0, + * schmitt-trigger mode is disabled. * @PIN_CONFIG_LOW_POWER_MODE: this will configure the pin for low power * operation, if several modes of operation are supported these can be * passed in the argument on a custom form, else just use argument 1 @@ -89,29 +83,35 @@ * 1 to indicate high level, argument 0 to indicate low level. (Please * see Documentation/pinctrl.txt, section "GPIO mode pitfalls" for a * discussion around this parameter.) + * @PIN_CONFIG_POWER_SOURCE: if the pin can select between different power + * supplies, the argument to this parameter (on a custom format) tells + * the driver which alternative power source to use. + * @PIN_CONFIG_SLEW_RATE: if the pin can select slew rate, the argument to + * this parameter (on a custom format) tells the driver which alternative + * slew rate to use. * @PIN_CONFIG_END: this is the last enumerator for pin configurations, if * you need to pass in custom configurations to the pin controller, use * PIN_CONFIG_END+1 as the base offset. */ enum pin_config_param { + PIN_CONFIG_BIAS_BUS_HOLD, PIN_CONFIG_BIAS_DISABLE, PIN_CONFIG_BIAS_HIGH_IMPEDANCE, - PIN_CONFIG_BIAS_BUS_HOLD, - PIN_CONFIG_BIAS_PULL_UP, PIN_CONFIG_BIAS_PULL_DOWN, PIN_CONFIG_BIAS_PULL_PIN_DEFAULT, - PIN_CONFIG_DRIVE_PUSH_PULL, + PIN_CONFIG_BIAS_PULL_UP, PIN_CONFIG_DRIVE_OPEN_DRAIN, PIN_CONFIG_DRIVE_OPEN_SOURCE, + PIN_CONFIG_DRIVE_PUSH_PULL, PIN_CONFIG_DRIVE_STRENGTH, + PIN_CONFIG_INPUT_DEBOUNCE, PIN_CONFIG_INPUT_ENABLE, - PIN_CONFIG_INPUT_SCHMITT_ENABLE, PIN_CONFIG_INPUT_SCHMITT, - PIN_CONFIG_INPUT_DEBOUNCE, - PIN_CONFIG_POWER_SOURCE, - PIN_CONFIG_SLEW_RATE, + PIN_CONFIG_INPUT_SCHMITT_ENABLE, PIN_CONFIG_LOW_POWER_MODE, PIN_CONFIG_OUTPUT, + PIN_CONFIG_POWER_SOURCE, + PIN_CONFIG_SLEW_RATE, PIN_CONFIG_END = 0x7FFF, }; diff --git a/include/linux/pinctrl/pinctrl-state.h b/include/linux/pinctrl/pinctrl-state.h index b5919f8e6d1a..23073519339f 100644 --- a/include/linux/pinctrl/pinctrl-state.h +++ b/include/linux/pinctrl/pinctrl-state.h @@ -9,6 +9,13 @@ * hogs to configure muxing and pins at boot, and also as a state * to go into when returning from sleep and idle in * .pm_runtime_resume() or ordinary .resume() for example. + * @PINCTRL_STATE_INIT: normally the pinctrl will be set to "default" + * before the driver's probe() function is called. There are some + * drivers where that is not appropriate becausing doing so would + * glitch the pins. In those cases you can add an "init" pinctrl + * which is the state of the pins before drive probe. After probe + * if the pins are still in "init" state they'll be moved to + * "default". * @PINCTRL_STATE_IDLE: the state the pinctrl handle shall be put into * when the pins are idle. This is a state where the system is relaxed * but not fully sleeping - some power may be on but clocks gated for @@ -20,5 +27,6 @@ * ordinary .suspend() function. */ #define PINCTRL_STATE_DEFAULT "default" +#define PINCTRL_STATE_INIT "init" #define PINCTRL_STATE_IDLE "idle" #define PINCTRL_STATE_SLEEP "sleep" diff --git a/include/linux/platform_data/leds-kirkwood-netxbig.h b/include/linux/platform_data/leds-kirkwood-netxbig.h index d2be19a51acd..3c85a735c380 100644 --- a/include/linux/platform_data/leds-kirkwood-netxbig.h +++ b/include/linux/platform_data/leds-kirkwood-netxbig.h @@ -40,6 +40,7 @@ struct netxbig_led { int mode_addr; int *mode_val; int bright_addr; + int bright_max; }; struct netxbig_led_platform_data { diff --git a/include/linux/rcupdate.h b/include/linux/rcupdate.h index ff476515f716..581abf848566 100644 --- a/include/linux/rcupdate.h +++ b/include/linux/rcupdate.h @@ -230,12 +230,11 @@ void __wait_rcu_gp(bool checktiny, int n, call_rcu_func_t *crcu_array, struct rcu_synchronize *rs_array); #define _wait_rcu_gp(checktiny, ...) \ -do { \ - call_rcu_func_t __crcu_array[] = { __VA_ARGS__ }; \ - const int __n = ARRAY_SIZE(__crcu_array); \ - struct rcu_synchronize __rs_array[__n]; \ - \ - __wait_rcu_gp(checktiny, __n, __crcu_array, __rs_array); \ +do { \ + call_rcu_func_t __crcu_array[] = { __VA_ARGS__ }; \ + struct rcu_synchronize __rs_array[ARRAY_SIZE(__crcu_array)]; \ + __wait_rcu_gp(checktiny, ARRAY_SIZE(__crcu_array), \ + __crcu_array, __rs_array); \ } while (0) #define wait_rcu_gp(...) _wait_rcu_gp(false, __VA_ARGS__) diff --git a/include/linux/regmap.h b/include/linux/regmap.h index 8fc0bfd8edc4..d68bb402120e 100644 --- a/include/linux/regmap.h +++ b/include/linux/regmap.h @@ -296,6 +296,8 @@ typedef int (*regmap_hw_reg_read)(void *context, unsigned int reg, unsigned int *val); typedef int (*regmap_hw_reg_write)(void *context, unsigned int reg, unsigned int val); +typedef int (*regmap_hw_reg_update_bits)(void *context, unsigned int reg, + unsigned int mask, unsigned int val); typedef struct regmap_async *(*regmap_hw_async_alloc)(void); typedef void (*regmap_hw_free_context)(void *context); @@ -335,6 +337,7 @@ struct regmap_bus { regmap_hw_gather_write gather_write; regmap_hw_async_write async_write; regmap_hw_reg_write reg_write; + regmap_hw_reg_update_bits reg_update_bits; regmap_hw_read read; regmap_hw_reg_read reg_read; regmap_hw_free_context free_context; @@ -791,6 +794,9 @@ struct regmap_irq { unsigned int mask; }; +#define REGMAP_IRQ_REG(_irq, _off, _mask) \ + [_irq] = { .reg_offset = (_off), .mask = (_mask) } + /** * Description of a generic regmap irq_chip. This is not intended to * handle every possible interrupt controller, but it should handle a @@ -800,6 +806,8 @@ struct regmap_irq { * * @status_base: Base status register address. * @mask_base: Base mask register address. + * @unmask_base: Base unmask register address. for chips who have + * separate mask and unmask registers * @ack_base: Base ack address. If zero then the chip is clear on read. * Using zero value is possible with @use_ack bit. * @wake_base: Base address for wake enables. If zero unsupported. @@ -807,6 +815,7 @@ struct regmap_irq { * @init_ack_masked: Ack all masked interrupts once during initalization. * @mask_invert: Inverted mask register: cleared bits are masked out. * @use_ack: Use @ack register even if it is zero. + * @ack_invert: Inverted ack register: cleared bits for ack. * @wake_invert: Inverted wake register: cleared bits are wake enabled. * @runtime_pm: Hold a runtime PM lock on the device when accessing it. * @@ -820,12 +829,14 @@ struct regmap_irq_chip { unsigned int status_base; unsigned int mask_base; + unsigned int unmask_base; unsigned int ack_base; unsigned int wake_base; unsigned int irq_reg_stride; bool init_ack_masked:1; bool mask_invert:1; bool use_ack:1; + bool ack_invert:1; bool wake_invert:1; bool runtime_pm:1; diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h index 2b0a30a6e31c..4398411236f1 100644 --- a/include/linux/skbuff.h +++ b/include/linux/skbuff.h @@ -2708,7 +2708,7 @@ static inline void skb_postpull_rcsum(struct sk_buff *skb, if (skb->ip_summed == CHECKSUM_COMPLETE) skb->csum = csum_sub(skb->csum, csum_partial(start, len, 0)); else if (skb->ip_summed == CHECKSUM_PARTIAL && - skb_checksum_start_offset(skb) <= len) + skb_checksum_start_offset(skb) < 0) skb->ip_summed = CHECKSUM_NONE; } diff --git a/include/linux/string.h b/include/linux/string.h index a8d90db9c4b0..9ef7795e65e4 100644 --- a/include/linux/string.h +++ b/include/linux/string.h @@ -25,6 +25,9 @@ extern char * strncpy(char *,const char *, __kernel_size_t); #ifndef __HAVE_ARCH_STRLCPY size_t strlcpy(char *, const char *, size_t); #endif +#ifndef __HAVE_ARCH_STRSCPY +ssize_t __must_check strscpy(char *, const char *, size_t); +#endif #ifndef __HAVE_ARCH_STRCAT extern char * strcat(char *, const char *); #endif diff --git a/include/linux/usb/renesas_usbhs.h b/include/linux/usb/renesas_usbhs.h index 3dd5a781da99..bfb74723f151 100644 --- a/include/linux/usb/renesas_usbhs.h +++ b/include/linux/usb/renesas_usbhs.h @@ -157,7 +157,7 @@ struct renesas_usbhs_driver_param { */ int pio_dma_border; /* default is 64byte */ - u32 type; + uintptr_t type; u32 enable_gpio; /* diff --git a/include/linux/vmalloc.h b/include/linux/vmalloc.h index 0ec598381f97..3bff87a25a42 100644 --- a/include/linux/vmalloc.h +++ b/include/linux/vmalloc.h @@ -182,22 +182,10 @@ pcpu_free_vm_areas(struct vm_struct **vms, int nr_vms) # endif #endif -struct vmalloc_info { - unsigned long used; - unsigned long largest_chunk; -}; - #ifdef CONFIG_MMU #define VMALLOC_TOTAL (VMALLOC_END - VMALLOC_START) -extern void get_vmalloc_info(struct vmalloc_info *vmi); #else - #define VMALLOC_TOTAL 0UL -#define get_vmalloc_info(vmi) \ -do { \ - (vmi)->used = 0; \ - (vmi)->largest_chunk = 0; \ -} while (0) #endif #endif /* _LINUX_VMALLOC_H */ |