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| author |   Thomas Gleixner <tglx@linutronix.de> | 2014-12-16 12:25:38 +0100 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2014-12-16 12:25:38 +0100 |
| commit | 8ab7913675726e5ae23b91221c0b5442d986d44a (patch) | |
| tree | f2673dcb25e864cc87abe3f2d58db9bf9730f148 /include/linux | |
| parent | pci, ACPI, iommu: Enhance pci_root to support DMAR device hotplug (diff) | |
| parent | Merge branch 'x86-microcode-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip (diff) | |
| download | linux-dev-8ab7913675726e5ae23b91221c0b5442d986d44a.tar.xz linux-dev-8ab7913675726e5ae23b91221c0b5442d986d44a.zip | |
Merge branch 'x86/vt-d' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu into x86/apic-picks
Required to apply Jiangs x86 irq handling rework without creating a
nightmare of conflicts.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'include/linux')
87 files changed, 1827 insertions, 288 deletions
diff --git a/include/linux/atmel-mci.h b/include/linux/atmel-mci.h index 91b77f8d495d..9177947bf032 100644 --- a/include/linux/atmel-mci.h +++ b/include/linux/atmel-mci.h @@ -11,6 +11,7 @@ * @detect_pin: GPIO pin wired to the card detect switch * @wp_pin: GPIO pin wired to the write protect sensor * @detect_is_active_high: The state of the detect pin when it is active + * @non_removable: The slot is not removable, only detect once * * If a given slot is not present on the board, @bus_width should be * set to 0. The other fields are ignored in this case. @@ -26,6 +27,7 @@ struct mci_slot_pdata { int detect_pin; int wp_pin; bool detect_is_active_high; + bool non_removable; }; /** diff --git a/include/linux/bitops.h b/include/linux/bitops.h index be5fd38bd5a0..5d858e02997f 100644 --- a/include/linux/bitops.h +++ b/include/linux/bitops.h @@ -18,8 +18,11 @@ * position @h. For example * GENMASK_ULL(39, 21) gives us the 64bit vector 0x000000ffffe00000. */ -#define GENMASK(h, l) (((U32_C(1) << ((h) - (l) + 1)) - 1) << (l)) -#define GENMASK_ULL(h, l) (((U64_C(1) << ((h) - (l) + 1)) - 1) << (l)) +#define GENMASK(h, l) \ + (((~0UL) << (l)) & (~0UL >> (BITS_PER_LONG - 1 - (h)))) + +#define GENMASK_ULL(h, l) \ + (((~0ULL) << (l)) & (~0ULL >> (BITS_PER_LONG_LONG - 1 - (h)))) extern unsigned int __sw_hweight8(unsigned int w); extern unsigned int __sw_hweight16(unsigned int w); diff --git a/include/linux/blk-mq.h b/include/linux/blk-mq.h index c9be1589415a..15f7034aa377 100644 --- a/include/linux/blk-mq.h +++ b/include/linux/blk-mq.h @@ -167,6 +167,23 @@ struct request *blk_mq_alloc_request(struct request_queue *q, int rw, gfp_t gfp, bool reserved); struct request *blk_mq_tag_to_rq(struct blk_mq_tags *tags, unsigned int tag); +enum { + BLK_MQ_UNIQUE_TAG_BITS = 16, + BLK_MQ_UNIQUE_TAG_MASK = (1 << BLK_MQ_UNIQUE_TAG_BITS) - 1, +}; + +u32 blk_mq_unique_tag(struct request *rq); + +static inline u16 blk_mq_unique_tag_to_hwq(u32 unique_tag) +{ + return unique_tag >> BLK_MQ_UNIQUE_TAG_BITS; +} + +static inline u16 blk_mq_unique_tag_to_tag(u32 unique_tag) +{ + return unique_tag & BLK_MQ_UNIQUE_TAG_MASK; +} + struct blk_mq_hw_ctx *blk_mq_map_queue(struct request_queue *, const int ctx_index); struct blk_mq_hw_ctx *blk_mq_alloc_single_hw_queue(struct blk_mq_tag_set *, unsigned int, int); diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index aac0f9ea952a..6d76b8b4aa2b 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -1136,7 +1136,6 @@ static inline bool blk_needs_flush_plug(struct task_struct *tsk) /* * tag stuff */ -#define blk_rq_tagged(rq) ((rq)->cmd_flags & REQ_QUEUED) extern int blk_queue_start_tag(struct request_queue *, struct request *); extern struct request *blk_queue_find_tag(struct request_queue *, int); extern void blk_queue_end_tag(struct request_queue *, struct request *); diff --git a/include/linux/bootmem.h b/include/linux/bootmem.h index 4e2bd4c95b66..0995c2de8162 100644 --- a/include/linux/bootmem.h +++ b/include/linux/bootmem.h @@ -46,6 +46,7 @@ extern unsigned long init_bootmem_node(pg_data_t *pgdat, extern unsigned long init_bootmem(unsigned long addr, unsigned long memend); extern unsigned long free_all_bootmem(void); +extern void reset_node_managed_pages(pg_data_t *pgdat); extern void reset_all_zones_managed_pages(void); extern void free_bootmem_node(pg_data_t *pgdat, diff --git a/include/linux/can/dev.h b/include/linux/can/dev.h index 6992afc6ba7f..b37ea95bc348 100644 --- a/include/linux/can/dev.h +++ b/include/linux/can/dev.h @@ -99,6 +99,12 @@ inval_skb: return 1; } +static inline bool can_is_canfd_skb(const struct sk_buff *skb) +{ + /* the CAN specific type of skb is identified by its data length */ + return skb->len == CANFD_MTU; +} + /* get data length from can_dlc with sanitized can_dlc */ u8 can_dlc2len(u8 can_dlc); diff --git a/include/linux/clk-provider.h b/include/linux/clk-provider.h index be21af149f11..2839c639f092 100644 --- a/include/linux/clk-provider.h +++ b/include/linux/clk-provider.h @@ -352,7 +352,6 @@ struct clk_divider { #define CLK_DIVIDER_READ_ONLY BIT(5) extern const struct clk_ops clk_divider_ops; -extern const struct clk_ops clk_divider_ro_ops; struct clk *clk_register_divider(struct device *dev, const char *name, const char *parent_name, unsigned long flags, void __iomem *reg, u8 shift, u8 width, diff --git a/include/linux/clk/ti.h b/include/linux/clk/ti.h index f75acbf70e96..74e5341463c9 100644 --- a/include/linux/clk/ti.h +++ b/include/linux/clk/ti.h @@ -254,13 +254,26 @@ extern const struct clk_ops ti_clk_mux_ops; void omap2_init_clk_hw_omap_clocks(struct clk *clk); int omap3_noncore_dpll_enable(struct clk_hw *hw); void omap3_noncore_dpll_disable(struct clk_hw *hw); +int omap3_noncore_dpll_set_parent(struct clk_hw *hw, u8 index); int omap3_noncore_dpll_set_rate(struct clk_hw *hw, unsigned long rate, unsigned long parent_rate); +int omap3_noncore_dpll_set_rate_and_parent(struct clk_hw *hw, + unsigned long rate, + unsigned long parent_rate, + u8 index); +long omap3_noncore_dpll_determine_rate(struct clk_hw *hw, + unsigned long rate, + unsigned long *best_parent_rate, + struct clk **best_parent_clk); unsigned long omap4_dpll_regm4xen_recalc(struct clk_hw *hw, unsigned long parent_rate); long omap4_dpll_regm4xen_round_rate(struct clk_hw *hw, unsigned long target_rate, unsigned long *parent_rate); +long omap4_dpll_regm4xen_determine_rate(struct clk_hw *hw, + unsigned long rate, + unsigned long *best_parent_rate, + struct clk **best_parent_clk); u8 omap2_init_dpll_parent(struct clk_hw *hw); unsigned long omap3_dpll_recalc(struct clk_hw *hw, unsigned long parent_rate); long omap2_dpll_round_rate(struct clk_hw *hw, unsigned long target_rate, @@ -278,6 +291,8 @@ int omap2_clk_disable_autoidle_all(void); void omap2_clk_enable_init_clocks(const char **clk_names, u8 num_clocks); int omap3_dpll4_set_rate(struct clk_hw *clk, unsigned long rate, unsigned long parent_rate); +int omap3_dpll4_set_rate_and_parent(struct clk_hw *hw, unsigned long rate, + unsigned long parent_rate, u8 index); int omap2_dflt_clk_enable(struct clk_hw *hw); void omap2_dflt_clk_disable(struct clk_hw *hw); int omap2_dflt_clk_is_enabled(struct clk_hw *hw); diff --git a/include/linux/cma.h b/include/linux/cma.h index 0430ed05d3b9..a93438beb33c 100644 --- a/include/linux/cma.h +++ b/include/linux/cma.h @@ -18,12 +18,12 @@ struct cma; extern phys_addr_t cma_get_base(struct cma *cma); extern unsigned long cma_get_size(struct cma *cma); -extern int __init cma_declare_contiguous(phys_addr_t size, - phys_addr_t base, phys_addr_t limit, +extern int __init cma_declare_contiguous(phys_addr_t base, + phys_addr_t size, phys_addr_t limit, phys_addr_t alignment, unsigned int order_per_bit, bool fixed, struct cma **res_cma); -extern int cma_init_reserved_mem(phys_addr_t size, - phys_addr_t base, int order_per_bit, +extern int cma_init_reserved_mem(phys_addr_t base, + phys_addr_t size, int order_per_bit, struct cma **res_cma); extern struct page *cma_alloc(struct cma *cma, int count, unsigned int align); extern bool cma_release(struct cma *cma, struct page *pages, int count); diff --git a/include/linux/device-mapper.h b/include/linux/device-mapper.h index e1707de043ae..ca6d2acc5eb7 100644 --- a/include/linux/device-mapper.h +++ b/include/linux/device-mapper.h @@ -64,6 +64,7 @@ typedef int (*dm_request_endio_fn) (struct dm_target *ti, union map_info *map_context); typedef void (*dm_presuspend_fn) (struct dm_target *ti); +typedef void (*dm_presuspend_undo_fn) (struct dm_target *ti); typedef void (*dm_postsuspend_fn) (struct dm_target *ti); typedef int (*dm_preresume_fn) (struct dm_target *ti); typedef void (*dm_resume_fn) (struct dm_target *ti); @@ -145,6 +146,7 @@ struct target_type { dm_endio_fn end_io; dm_request_endio_fn rq_end_io; dm_presuspend_fn presuspend; + dm_presuspend_undo_fn presuspend_undo; dm_postsuspend_fn postsuspend; dm_preresume_fn preresume; dm_resume_fn resume; diff --git a/include/linux/edac.h b/include/linux/edac.h index e1e68da6f35c..da3b72e95db3 100644 --- a/include/linux/edac.h +++ b/include/linux/edac.h @@ -194,7 +194,8 @@ static inline char *mc_event_error_type(const unsigned int err_type) * @MEM_DDR3: DDR3 RAM * @MEM_RDDR3: Registered DDR3 RAM * This is a variant of the DDR3 memories. - * @MEM_DDR4: DDR4 RAM + * @MEM_LRDDR3 Load-Reduced DDR3 memory. + * @MEM_DDR4: Unbuffered DDR4 RAM * @MEM_RDDR4: Registered DDR4 RAM * This is a variant of the DDR4 memories. */ @@ -216,6 +217,7 @@ enum mem_type { MEM_XDR, MEM_DDR3, MEM_RDDR3, + MEM_LRDDR3, MEM_DDR4, MEM_RDDR4, }; diff --git a/include/linux/eeprom_93cx6.h b/include/linux/eeprom_93cx6.h index e50f98b0297a..eb0b1988050a 100644 --- a/include/linux/eeprom_93cx6.h +++ b/include/linux/eeprom_93cx6.h @@ -75,6 +75,10 @@ extern void eeprom_93cx6_read(struct eeprom_93cx6 *eeprom, const u8 word, u16 *data); extern void eeprom_93cx6_multiread(struct eeprom_93cx6 *eeprom, const u8 word, __le16 *data, const u16 words); +extern void eeprom_93cx6_readb(struct eeprom_93cx6 *eeprom, + const u8 byte, u8 *data); +extern void eeprom_93cx6_multireadb(struct eeprom_93cx6 *eeprom, + const u8 byte, u8 *data, const u16 bytes); extern void eeprom_93cx6_wren(struct eeprom_93cx6 *eeprom, bool enable); diff --git a/include/linux/efi.h b/include/linux/efi.h index 0949f9c7e872..0238d612750e 100644 --- a/include/linux/efi.h +++ b/include/linux/efi.h @@ -547,6 +547,9 @@ void efi_native_runtime_setup(void); #define SMBIOS_TABLE_GUID \ EFI_GUID( 0xeb9d2d31, 0x2d88, 0x11d3, 0x9a, 0x16, 0x0, 0x90, 0x27, 0x3f, 0xc1, 0x4d ) +#define SMBIOS3_TABLE_GUID \ + EFI_GUID( 0xf2fd1544, 0x9794, 0x4a2c, 0x99, 0x2e, 0xe5, 0xbb, 0xcf, 0x20, 0xe3, 0x94 ) + #define SAL_SYSTEM_TABLE_GUID \ EFI_GUID( 0xeb9d2d32, 0x2d88, 0x11d3, 0x9a, 0x16, 0x0, 0x90, 0x27, 0x3f, 0xc1, 0x4d ) @@ -810,7 +813,8 @@ extern struct efi { unsigned long mps; /* MPS table */ unsigned long acpi; /* ACPI table (IA64 ext 0.71) */ unsigned long acpi20; /* ACPI table (ACPI 2.0) */ - unsigned long smbios; /* SM BIOS table */ + unsigned long smbios; /* SMBIOS table (32 bit entry point) */ + unsigned long smbios3; /* SMBIOS table (64 bit entry point) */ unsigned long sal_systab; /* SAL system table */ unsigned long boot_info; /* boot info table */ unsigned long hcdp; /* HCDP table */ diff --git a/include/linux/freezer.h b/include/linux/freezer.h index 7fd81b8c4897..6b7fd9cf5ea2 100644 --- a/include/linux/freezer.h +++ b/include/linux/freezer.h @@ -246,15 +246,6 @@ static inline int freezable_schedule_hrtimeout_range(ktime_t *expires, * defined in <linux/wait.h> */ -#define wait_event_freezekillable(wq, condition) \ -({ \ - int __retval; \ - freezer_do_not_count(); \ - __retval = wait_event_killable(wq, (condition)); \ - freezer_count(); \ - __retval; \ -}) - /* DO NOT ADD ANY NEW CALLERS OF THIS FUNCTION */ #define wait_event_freezekillable_unsafe(wq, condition) \ ({ \ @@ -265,35 +256,6 @@ static inline int freezable_schedule_hrtimeout_range(ktime_t *expires, __retval; \ }) -#define wait_event_freezable(wq, condition) \ -({ \ - int __retval; \ - freezer_do_not_count(); \ - __retval = wait_event_interruptible(wq, (condition)); \ - freezer_count(); \ - __retval; \ -}) - -#define wait_event_freezable_timeout(wq, condition, timeout) \ -({ \ - long __retval = timeout; \ - freezer_do_not_count(); \ - __retval = wait_event_interruptible_timeout(wq, (condition), \ - __retval); \ - freezer_count(); \ - __retval; \ -}) - -#define wait_event_freezable_exclusive(wq, condition) \ -({ \ - int __retval; \ - freezer_do_not_count(); \ - __retval = wait_event_interruptible_exclusive(wq, condition); \ - freezer_count(); \ - __retval; \ -}) - - #else /* !CONFIG_FREEZER */ static inline bool frozen(struct task_struct *p) { return false; } static inline bool freezing(struct task_struct *p) { return false; } @@ -331,18 +293,6 @@ static inline void set_freezable(void) {} #define freezable_schedule_hrtimeout_range(expires, delta, mode) \ schedule_hrtimeout_range(expires, delta, mode) -#define wait_event_freezable(wq, condition) \ - wait_event_interruptible(wq, condition) - -#define wait_event_freezable_timeout(wq, condition, timeout) \ - wait_event_interruptible_timeout(wq, condition, timeout) - -#define wait_event_freezable_exclusive(wq, condition) \ - wait_event_interruptible_exclusive(wq, condition) - -#define wait_event_freezekillable(wq, condition) \ - wait_event_killable(wq, condition) - #define wait_event_freezekillable_unsafe(wq, condition) \ wait_event_killable(wq, condition) diff --git a/include/linux/i2c/pmbus.h b/include/linux/i2c/pmbus.h index 69280db02c41..ee3c2aba2a8e 100644 --- a/include/linux/i2c/pmbus.h +++ b/include/linux/i2c/pmbus.h @@ -40,6 +40,10 @@ struct pmbus_platform_data { u32 flags; /* Device specific flags */ + + /* regulator support */ + int num_regulators; + struct regulator_init_data *reg_init_data; }; #endif /* _PMBUS_H_ */ diff --git a/include/linux/iio/events.h b/include/linux/iio/events.h index 8bbd7bc1043d..03fa332ad2a8 100644 --- a/include/linux/iio/events.h +++ b/include/linux/iio/events.h @@ -72,7 +72,7 @@ struct iio_event_data { #define IIO_EVENT_CODE_EXTRACT_TYPE(mask) ((mask >> 56) & 0xFF) -#define IIO_EVENT_CODE_EXTRACT_DIR(mask) ((mask >> 48) & 0xCF) +#define IIO_EVENT_CODE_EXTRACT_DIR(mask) ((mask >> 48) & 0x7F) #define IIO_EVENT_CODE_EXTRACT_CHAN_TYPE(mask) ((mask >> 32) & 0xFF) diff --git a/include/linux/inetdevice.h b/include/linux/inetdevice.h index 0068708161ff..0a21fbefdfbe 100644 --- a/include/linux/inetdevice.h +++ b/include/linux/inetdevice.h @@ -242,7 +242,7 @@ static inline void in_dev_put(struct in_device *idev) static __inline__ __be32 inet_make_mask(int logmask) { if (logmask) - return htonl(~((1<<(32-logmask))-1)); + return htonl(~((1U<<(32-logmask))-1)); return 0; } diff --git a/include/linux/init_task.h b/include/linux/init_task.h index 77fc43f8fb72..3037fc085e8e 100644 --- a/include/linux/init_task.h +++ b/include/linux/init_task.h @@ -102,7 +102,7 @@ extern struct group_info init_groups; #define INIT_IDS #endif -#ifdef CONFIG_TREE_PREEMPT_RCU +#ifdef CONFIG_PREEMPT_RCU #define INIT_TASK_RCU_TREE_PREEMPT() \ .rcu_blocked_node = NULL, #else @@ -166,6 +166,15 @@ extern struct task_group root_task_group; # define INIT_RT_MUTEXES(tsk) #endif +#ifdef CONFIG_NUMA_BALANCING +# define INIT_NUMA_BALANCING(tsk) \ + .numa_preferred_nid = -1, \ + .numa_group = NULL, \ + .numa_faults = NULL, +#else +# define INIT_NUMA_BALANCING(tsk) +#endif + /* * INIT_TASK is used to set up the first task table, touch at * your own risk!. Base=0, limit=0x1fffff (=2MB) @@ -237,6 +246,7 @@ extern struct task_group root_task_group; INIT_CPUSET_SEQ(tsk) \ INIT_RT_MUTEXES(tsk) \ INIT_VTIME(tsk) \ + INIT_NUMA_BALANCING(tsk) \ } diff --git a/include/linux/iommu.h b/include/linux/iommu.h index e6a7c9ff72f2..b29a5982e1c3 100644 --- a/include/linux/iommu.h +++ b/include/linux/iommu.h @@ -22,6 +22,7 @@ #include <linux/errno.h> #include <linux/err.h> #include <linux/types.h> +#include <linux/scatterlist.h> #include <trace/events/iommu.h> #define IOMMU_READ (1 << 0) @@ -97,6 +98,8 @@ enum iommu_attr { * @detach_dev: detach device from an iommu domain * @map: map a physically contiguous memory region to an iommu domain * @unmap: unmap a physically contiguous memory region from an iommu domain + * @map_sg: map a scatter-gather list of physically contiguous memory chunks + * to an iommu domain * @iova_to_phys: translate iova to physical address * @add_device: add device to iommu grouping * @remove_device: remove device from iommu grouping @@ -114,6 +117,8 @@ struct iommu_ops { phys_addr_t paddr, size_t size, int prot); size_t (*unmap)(struct iommu_domain *domain, unsigned long iova, size_t size); + size_t (*map_sg)(struct iommu_domain *domain, unsigned long iova, + struct scatterlist *sg, unsigned int nents, int prot); phys_addr_t (*iova_to_phys)(struct iommu_domain *domain, dma_addr_t iova); int (*add_device)(struct device *dev); void (*remove_device)(struct device *dev); @@ -156,6 +161,9 @@ extern int iommu_map(struct iommu_domain *domain, unsigned long iova, phys_addr_t paddr, size_t size, int prot); extern size_t iommu_unmap(struct iommu_domain *domain, unsigned long iova, size_t size); +extern size_t default_iommu_map_sg(struct iommu_domain *domain, unsigned long iova, + struct scatterlist *sg,unsigned int nents, + int prot); extern phys_addr_t iommu_iova_to_phys(struct iommu_domain *domain, dma_addr_t iova); extern void iommu_set_fault_handler(struct iommu_domain *domain, iommu_fault_handler_t handler, void *token); @@ -241,6 +249,13 @@ static inline int report_iommu_fault(struct iommu_domain *domain, return ret; } +static inline size_t iommu_map_sg(struct iommu_domain *domain, + unsigned long iova, struct scatterlist *sg, + unsigned int nents, int prot) +{ + return domain->ops->map_sg(domain, iova, sg, nents, prot); +} + #else /* CONFIG_IOMMU_API */ struct iommu_ops {}; @@ -293,6 +308,13 @@ static inline int iommu_unmap(struct iommu_domain *domain, unsigned long iova, return -ENODEV; } +static inline size_t iommu_map_sg(struct iommu_domain *domain, + unsigned long iova, struct scatterlist *sg, + unsigned int nents, int prot) +{ + return -ENODEV; +} + static inline int iommu_domain_window_enable(struct iommu_domain *domain, u32 wnd_nr, phys_addr_t paddr, u64 size, int prot) diff --git a/include/linux/irq.h b/include/linux/irq.h index 03f48d936f66..d09ec7a1243e 100644 --- a/include/linux/irq.h +++ b/include/linux/irq.h @@ -15,11 +15,13 @@ #include <linux/spinlock.h> #include <linux/cpumask.h> #include <linux/gfp.h> +#include <linux/irqhandler.h> #include <linux/irqreturn.h> #include <linux/irqnr.h> #include <linux/errno.h> #include <linux/topology.h> #include <linux/wait.h> +#include <linux/io.h> #include <asm/irq.h> #include <asm/ptrace.h> @@ -27,11 +29,7 @@ struct seq_file; struct module; -struct irq_desc; -struct irq_data; -typedef void (*irq_flow_handler_t)(unsigned int irq, - struct irq_desc *desc); -typedef void (*irq_preflow_handler_t)(struct irq_data *data); +struct msi_msg; /* * IRQ line status. @@ -113,10 +111,14 @@ enum { * * IRQ_SET_MASK_OK - OK, core updates irq_data.affinity * IRQ_SET_MASK_NOCPY - OK, chip did update irq_data.affinity + * IRQ_SET_MASK_OK_DONE - Same as IRQ_SET_MASK_OK for core. Special code to + * support stacked irqchips, which indicates skipping + * all descendent irqchips. */ enum { IRQ_SET_MASK_OK = 0, IRQ_SET_MASK_OK_NOCOPY, + IRQ_SET_MASK_OK_DONE, }; struct msi_desc; @@ -133,6 +135,8 @@ struct irq_domain; * @chip: low level interrupt hardware access * @domain: Interrupt translation domain; responsible for mapping * between hwirq number and linux irq number. + * @parent_data: pointer to parent struct irq_data to support hierarchy + * irq_domain * @handler_data: per-IRQ data for the irq_chip methods * @chip_data: platform-specific per-chip private data for the chip * methods, to allow shared chip implementations @@ -151,6 +155,9 @@ struct irq_data { unsigned int state_use_accessors; struct irq_chip *chip; struct irq_domain *domain; +#ifdef CONFIG_IRQ_DOMAIN_HIERARCHY + struct irq_data *parent_data; +#endif void *handler_data; void *chip_data; struct msi_desc *msi_desc; @@ -315,6 +322,8 @@ static inline irq_hw_number_t irqd_to_hwirq(struct irq_data *d) * any other callback related to this irq * @irq_release_resources: optional to release resources acquired with * irq_request_resources + * @irq_compose_msi_msg: optional to compose message content for MSI + * @irq_write_msi_msg: optional to write message content for MSI * @flags: chip specific flags */ struct irq_chip { @@ -351,6 +360,9 @@ struct irq_chip { int (*irq_request_resources)(struct irq_data *data); void (*irq_release_resources)(struct irq_data *data); + void (*irq_compose_msi_msg)(struct irq_data *data, struct msi_msg *msg); + void (*irq_write_msi_msg)(struct irq_data *data, struct msi_msg *msg); + unsigned long flags; }; @@ -438,6 +450,18 @@ extern void handle_percpu_devid_irq(unsigned int irq, struct irq_desc *desc); extern void handle_bad_irq(unsigned int irq, struct irq_desc *desc); extern void handle_nested_irq(unsigned int irq); +extern int irq_chip_compose_msi_msg(struct irq_data *data, struct msi_msg *msg); +#ifdef CONFIG_IRQ_DOMAIN_HIERARCHY +extern void irq_chip_ack_parent(struct irq_data *data); +extern int irq_chip_retrigger_hierarchy(struct irq_data *data); +extern void irq_chip_mask_parent(struct irq_data *data); +extern void irq_chip_unmask_parent(struct irq_data *data); +extern void irq_chip_eoi_parent(struct irq_data *data); +extern int irq_chip_set_affinity_parent(struct irq_data *data, + const struct cpumask *dest, + bool force); +#endif + /* Handling of unhandled and spurious interrupts: */ extern void note_interrupt(unsigned int irq, struct irq_desc *desc, irqreturn_t action_ret); @@ -639,13 +663,6 @@ void arch_teardown_hwirq(unsigned int irq); void irq_init_desc(unsigned int irq); #endif -#ifndef irq_reg_writel -# define irq_reg_writel(val, addr) writel(val, addr) -#endif -#ifndef irq_reg_readl -# define irq_reg_readl(addr) readl(addr) -#endif - /** * struct irq_chip_regs - register offsets for struct irq_gci * @enable: Enable register offset to reg_base @@ -692,6 +709,8 @@ struct irq_chip_type { * struct irq_chip_generic - Generic irq chip data structure * @lock: Lock to protect register and cache data access * @reg_base: Register base address (virtual) + * @reg_readl: Alternate I/O accessor (defaults to readl if NULL) + * @reg_writel: Alternate I/O accessor (defaults to writel if NULL) * @irq_base: Interrupt base nr for this chip * @irq_cnt: Number of interrupts handled by this chip * @mask_cache: Cached mask register shared between all chip types @@ -716,6 +735,8 @@ struct irq_chip_type { struct irq_chip_generic { raw_spinlock_t lock; void __iomem *reg_base; + u32 (*reg_readl)(void __iomem *addr); + void (*reg_writel)(u32 val, void __iomem *addr); unsigned int irq_base; unsigned int irq_cnt; u32 mask_cache; @@ -740,12 +761,14 @@ struct irq_chip_generic { * the parent irq. Usually GPIO implementations * @IRQ_GC_MASK_CACHE_PER_TYPE: Mask cache is chip type private * @IRQ_GC_NO_MASK: Do not calculate irq_data->mask + * @IRQ_GC_BE_IO: Use big-endian register accesses (default: LE) */ enum irq_gc_flags { IRQ_GC_INIT_MASK_CACHE = 1 << 0, IRQ_GC_INIT_NESTED_LOCK = 1 << 1, IRQ_GC_MASK_CACHE_PER_TYPE = 1 << 2, IRQ_GC_NO_MASK = 1 << 3, + IRQ_GC_BE_IO = 1 << 4, }; /* @@ -821,4 +844,22 @@ static inline void irq_gc_lock(struct irq_chip_generic *gc) { } static inline void irq_gc_unlock(struct irq_chip_generic *gc) { } #endif +static inline void irq_reg_writel(struct irq_chip_generic *gc, + u32 val, int reg_offset) +{ + if (gc->reg_writel) + gc->reg_writel(val, gc->reg_base + reg_offset); + else + writel(val, gc->reg_base + reg_offset); +} + +static inline u32 irq_reg_readl(struct irq_chip_generic *gc, + int reg_offset) +{ + if (gc->reg_readl) + return gc->reg_readl(gc->reg_base + reg_offset); + else + return readl(gc->reg_base + reg_offset); +} + #endif /* _LINUX_IRQ_H */ diff --git a/include/linux/irqdomain.h b/include/linux/irqdomain.h index b0f9d16e48f6..676d7306a360 100644 --- a/include/linux/irqdomain.h +++ b/include/linux/irqdomain.h @@ -33,11 +33,14 @@ #define _LINUX_IRQDOMAIN_H #include <linux/types.h> +#include <linux/irqhandler.h> #include <linux/radix-tree.h> struct device_node; struct irq_domain; struct of_device_id; +struct irq_chip; +struct irq_data; /* Number of irqs reserved for a legacy isa controller */ #define NUM_ISA_INTERRUPTS 16 @@ -64,6 +67,16 @@ struct irq_domain_ops { int (*xlate)(struct irq_domain *d, struct device_node *node, const u32 *intspec, unsigned int intsize, unsigned long *out_hwirq, unsigned int *out_type); + +#ifdef CONFIG_IRQ_DOMAIN_HIERARCHY + /* extended V2 interfaces to support hierarchy irq_domains */ + int (*alloc)(struct irq_domain *d, unsigned int virq, + unsigned int nr_irqs, void *arg); + void (*free)(struct irq_domain *d, unsigned int virq, + unsigned int nr_irqs); + void (*activate)(struct irq_domain *d, struct irq_data *irq_data); + void (*deactivate)(struct irq_domain *d, struct irq_data *irq_data); +#endif }; extern struct irq_domain_ops irq_generic_chip_ops; @@ -77,6 +90,7 @@ struct irq_domain_chip_generic; * @ops: pointer to irq_domain methods * @host_data: private data pointer for use by owner. Not touched by irq_domain * core code. + * @flags: host per irq_domain flags * * Optional elements * @of_node: Pointer to device tree nodes associated with the irq_domain. Used @@ -84,6 +98,7 @@ struct irq_domain_chip_generic; * @gc: Pointer to a list of generic chips. There is a helper function for * setting up one or more generic chips for interrupt controllers * drivers using the generic chip library which uses this pointer. + * @parent: Pointer to parent irq_domain to support hierarchy irq_domains * * Revmap data, used internally by irq_domain * @revmap_direct_max_irq: The largest hwirq that can be set for controllers that @@ -97,10 +112,14 @@ struct irq_domain { const char *name; const struct irq_domain_ops *ops; void *host_data; + unsigned int flags; /* Optional data */ struct device_node *of_node; struct irq_domain_chip_generic *gc; +#ifdef CONFIG_IRQ_DOMAIN_HIERARCHY + struct irq_domain *parent; +#endif /* reverse map data. The linear map gets appended to the irq_domain */ irq_hw_number_t hwirq_max; @@ -110,6 +129,22 @@ struct irq_domain { unsigned int linear_revmap[]; }; +/* Irq domain flags */ +enum { + /* Irq domain is hierarchical */ + IRQ_DOMAIN_FLAG_HIERARCHY = (1 << 0), + + /* Core calls alloc/free recursive through the domain hierarchy. */ + IRQ_DOMAIN_FLAG_AUTO_RECURSIVE = (1 << 1), + + /* + * Flags starting from IRQ_DOMAIN_FLAG_NONCORE are reserved + * for implementation specific purposes and ignored by the + * core code. + */ + IRQ_DOMAIN_FLAG_NONCORE = (1 << 16), +}; + #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, @@ -220,8 +255,74 @@ int irq_domain_xlate_onetwocell(struct irq_domain *d, struct device_node *ctrlr, const u32 *intspec, unsigned int intsize, irq_hw_number_t *out_hwirq, unsigned int *out_type); +/* V2 interfaces to support hierarchy IRQ domains. */ +extern struct irq_data *irq_domain_get_irq_data(struct irq_domain *domain, + unsigned int virq); +#ifdef CONFIG_IRQ_DOMAIN_HIERARCHY +extern struct irq_domain *irq_domain_add_hierarchy(struct irq_domain *parent, + unsigned int flags, unsigned int size, + struct device_node *node, + const struct irq_domain_ops *ops, void *host_data); +extern int __irq_domain_alloc_irqs(struct irq_domain *domain, int irq_base, + unsigned int nr_irqs, int node, void *arg, + bool realloc); +extern void irq_domain_free_irqs(unsigned int virq, unsigned int nr_irqs); +extern void irq_domain_activate_irq(struct irq_data *irq_data); +extern void irq_domain_deactivate_irq(struct irq_data *irq_data); + +static inline int irq_domain_alloc_irqs(struct irq_domain *domain, + unsigned int nr_irqs, int node, void *arg) +{ + return __irq_domain_alloc_irqs(domain, -1, nr_irqs, node, arg, false); +} + +extern int irq_domain_set_hwirq_and_chip(struct irq_domain *domain, + unsigned int virq, + irq_hw_number_t hwirq, + struct irq_chip *chip, + void *chip_data); +extern void irq_domain_set_info(struct irq_domain *domain, unsigned int virq, + irq_hw_number_t hwirq, struct irq_chip *chip, + void *chip_data, irq_flow_handler_t handler, + void *handler_data, const char *handler_name); +extern void irq_domain_reset_irq_data(struct irq_data *irq_data); +extern void irq_domain_free_irqs_common(struct irq_domain *domain, + unsigned int virq, + unsigned int nr_irqs); +extern void irq_domain_free_irqs_top(struct irq_domain *domain, + unsigned int virq, unsigned int nr_irqs); + +extern int irq_domain_alloc_irqs_parent(struct irq_domain *domain, + unsigned int irq_base, + unsigned int nr_irqs, void *arg); + +extern void irq_domain_free_irqs_parent(struct irq_domain *domain, + unsigned int irq_base, + unsigned int nr_irqs); + +static inline bool irq_domain_is_hierarchy(struct irq_domain *domain) +{ + return domain->flags & IRQ_DOMAIN_FLAG_HIERARCHY; +} +#else /* CONFIG_IRQ_DOMAIN_HIERARCHY */ +static inline void irq_domain_activate_irq(struct irq_data *data) { } +static inline void irq_domain_deactivate_irq(struct irq_data *data) { } +static inline int irq_domain_alloc_irqs(struct irq_domain *domain, + unsigned int nr_irqs, int node, void *arg) +{ + return -1; +} + +static inline bool irq_domain_is_hierarchy(struct irq_domain *domain) +{ + return false; +} +#endif /* CONFIG_IRQ_DOMAIN_HIERARCHY */ + #else /* CONFIG_IRQ_DOMAIN */ static inline void irq_dispose_mapping(unsigned int virq) { } +static inline void irq_domain_activate_irq(struct irq_data *data) { } +static inline void irq_domain_deactivate_irq(struct irq_data *data) { } #endif /* !CONFIG_IRQ_DOMAIN */ #endif /* _LINUX_IRQDOMAIN_H */ diff --git a/include/linux/irqhandler.h b/include/linux/irqhandler.h new file mode 100644 index 000000000000..62d543004197 --- /dev/null +++ b/include/linux/irqhandler.h @@ -0,0 +1,14 @@ +#ifndef _LINUX_IRQHANDLER_H +#define _LINUX_IRQHANDLER_H + +/* + * Interrupt flow handler typedefs are defined here to avoid circular + * include dependencies. + */ + +struct irq_desc; +struct irq_data; +typedef void (*irq_flow_handler_t)(unsigned int irq, struct irq_desc *desc); +typedef void (*irq_preflow_handler_t)(struct irq_data *data); + +#endif diff --git a/include/linux/kernel.h b/include/linux/kernel.h index 3d770f5564b8..446d76a87ba1 100644 --- a/include/linux/kernel.h +++ b/include/linux/kernel.h @@ -162,6 +162,7 @@ extern int _cond_resched(void); #endif #ifdef CONFIG_DEBUG_ATOMIC_SLEEP + void ___might_sleep(const char *file, int line, int preempt_offset); void __might_sleep(const char *file, int line, int preempt_offset); /** * might_sleep - annotation for functions that can sleep @@ -175,10 +176,14 @@ extern int _cond_resched(void); */ # define might_sleep() \ do { __might_sleep(__FILE__, __LINE__, 0); might_resched(); } while (0) +# define sched_annotate_sleep() __set_current_state(TASK_RUNNING) #else + static inline void ___might_sleep(const char *file, int line, + int preempt_offset) { } static inline void __might_sleep(const char *file, int line, int preempt_offset) { } # define might_sleep() do { might_resched(); } while (0) +# define sched_annotate_sleep() do { } while (0) #endif #define might_sleep_if(cond) do { if (cond) might_sleep(); } while (0) diff --git a/include/linux/kernel_stat.h b/include/linux/kernel_stat.h index 8422b4ed6882..b9376cd5a187 100644 --- a/include/linux/kernel_stat.h +++ b/include/linux/kernel_stat.h @@ -77,11 +77,6 @@ static inline unsigned int kstat_cpu_irqs_sum(unsigned int cpu) return kstat_cpu(cpu).irqs_sum; } -/* - * Lock/unlock the current runqueue - to extract task statistics: - */ -extern unsigned long long task_delta_exec(struct task_struct *); - extern void account_user_time(struct task_struct *, cputime_t, cputime_t); extern void account_system_time(struct task_struct *, int, cputime_t, cputime_t); extern void account_steal_time(cputime_t); diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h index ea53b04993f2..a6059bdf7b03 100644 --- a/include/linux/kvm_host.h +++ b/include/linux/kvm_host.h @@ -703,7 +703,7 @@ void kvm_arch_sync_events(struct kvm *kvm); int kvm_cpu_has_pending_timer(struct kvm_vcpu *vcpu); void kvm_vcpu_kick(struct kvm_vcpu *vcpu); -bool kvm_is_mmio_pfn(pfn_t pfn); +bool kvm_is_reserved_pfn(pfn_t pfn); struct kvm_irq_ack_notifier { struct hlist_node link; diff --git a/include/linux/libata.h b/include/linux/libata.h index bd5fefeaf548..bfbc817c34ee 100644 --- a/include/linux/libata.h +++ b/include/linux/libata.h @@ -1191,9 +1191,9 @@ extern void ata_scsi_unlock_native_capacity(struct scsi_device *sdev); extern int ata_scsi_slave_config(struct scsi_device *sdev); extern void ata_scsi_slave_destroy(struct scsi_device *sdev); extern int ata_scsi_change_queue_depth(struct scsi_device *sdev, - int queue_depth, int reason); + int queue_depth); extern int __ata_change_queue_depth(struct ata_port *ap, struct scsi_device *sdev, - int queue_depth, int reason); + int queue_depth); extern struct ata_device *ata_dev_pair(struct ata_device *adev); extern int ata_do_set_mode(struct ata_link *link, struct ata_device **r_failed_dev); extern void ata_scsi_port_error_handler(struct Scsi_Host *host, struct ata_port *ap); diff --git a/include/linux/mbus.h b/include/linux/mbus.h index 550c88fb0267..611b69fa8594 100644 --- a/include/linux/mbus.h +++ b/include/linux/mbus.h @@ -61,6 +61,7 @@ static inline const struct mbus_dram_target_info *mv_mbus_dram_info(void) } #endif +int mvebu_mbus_save_cpu_target(u32 *store_addr); void mvebu_mbus_get_pcie_mem_aperture(struct resource *res); void mvebu_mbus_get_pcie_io_aperture(struct resource *res); int mvebu_mbus_add_window_remap_by_id(unsigned int target, diff --git a/include/linux/mfd/abx500/ab8500-sysctrl.h b/include/linux/mfd/abx500/ab8500-sysctrl.h index adba89d9c660..689312745b2f 100644 --- a/include/linux/mfd/abx500/ab8500-sysctrl.h +++ b/include/linux/mfd/abx500/ab8500-sysctrl.h @@ -12,7 +12,6 @@ int ab8500_sysctrl_read(u16 reg, u8 *value); int ab8500_sysctrl_write(u16 reg, u8 mask, u8 value); -void ab8500_restart(char mode, const char *cmd); #else diff --git a/include/linux/mfd/arizona/registers.h b/include/linux/mfd/arizona/registers.h index c0b075f6bc35..aacc10d7789c 100644 --- a/include/linux/mfd/arizona/registers.h +++ b/include/linux/mfd/arizona/registers.h @@ -125,6 +125,8 @@ #define ARIZONA_MIC_BIAS_CTRL_1 0x218 #define ARIZONA_MIC_BIAS_CTRL_2 0x219 #define ARIZONA_MIC_BIAS_CTRL_3 0x21A +#define ARIZONA_HP_CTRL_1L 0x225 +#define ARIZONA_HP_CTRL_1R 0x226 #define ARIZONA_ACCESSORY_DETECT_MODE_1 0x293 #define ARIZONA_HEADPHONE_DETECT_1 0x29B #define ARIZONA_HEADPHONE_DETECT_2 0x29C @@ -279,8 +281,16 @@ #define ARIZONA_AIF2_FRAME_CTRL_2 0x548 #define ARIZONA_AIF2_FRAME_CTRL_3 0x549 #define ARIZONA_AIF2_FRAME_CTRL_4 0x54A +#define ARIZONA_AIF2_FRAME_CTRL_5 0x54B +#define ARIZONA_AIF2_FRAME_CTRL_6 0x54C +#define ARIZONA_AIF2_FRAME_CTRL_7 0x54D +#define ARIZONA_AIF2_FRAME_CTRL_8 0x54E #define ARIZONA_AIF2_FRAME_CTRL_11 0x551 #define ARIZONA_AIF2_FRAME_CTRL_12 0x552 +#define ARIZONA_AIF2_FRAME_CTRL_13 0x553 +#define ARIZONA_AIF2_FRAME_CTRL_14 0x554 +#define ARIZONA_AIF2_FRAME_CTRL_15 0x555 +#define ARIZONA_AIF2_FRAME_CTRL_16 0x556 #define ARIZONA_AIF2_TX_ENABLES 0x559 #define ARIZONA_AIF2_RX_ENABLES 0x55A #define ARIZONA_AIF2_FORCE_WRITE 0x55B @@ -2245,6 +2255,46 @@ #define ARIZONA_MICB3_ENA_WIDTH 1 /* MICB3_ENA */ /* + * R549 (0x225) - HP Ctrl 1L + */ +#define ARIZONA_RMV_SHRT_HP1L 0x4000 /* RMV_SHRT_HP1L */ +#define ARIZONA_RMV_SHRT_HP1L_MASK 0x4000 /* RMV_SHRT_HP1L */ +#define ARIZONA_RMV_SHRT_HP1L_SHIFT 14 /* RMV_SHRT_HP1L */ +#define ARIZONA_RMV_SHRT_HP1L_WIDTH 1 /* RMV_SHRT_HP1L */ +#define ARIZONA_HP1L_FLWR 0x0004 /* HP1L_FLWR */ +#define ARIZONA_HP1L_FLWR_MASK 0x0004 /* HP1L_FLWR */ +#define ARIZONA_HP1L_FLWR_SHIFT 2 /* HP1L_FLWR */ +#define ARIZONA_HP1L_FLWR_WIDTH 1 /* HP1L_FLWR */ +#define ARIZONA_HP1L_SHRTI 0x0002 /* HP1L_SHRTI */ +#define ARIZONA_HP1L_SHRTI_MASK 0x0002 /* HP1L_SHRTI */ +#define ARIZONA_HP1L_SHRTI_SHIFT 1 /* HP1L_SHRTI */ +#define ARIZONA_HP1L_SHRTI_WIDTH 1 /* HP1L_SHRTI */ +#define ARIZONA_HP1L_SHRTO 0x0001 /* HP1L_SHRTO */ +#define ARIZONA_HP1L_SHRTO_MASK 0x0001 /* HP1L_SHRTO */ +#define ARIZONA_HP1L_SHRTO_SHIFT 0 /* HP1L_SHRTO */ +#define ARIZONA_HP1L_SHRTO_WIDTH 1 /* HP1L_SHRTO */ + +/* + * R550 (0x226) - HP Ctrl 1R + */ +#define ARIZONA_RMV_SHRT_HP1R 0x4000 /* RMV_SHRT_HP1R */ +#define ARIZONA_RMV_SHRT_HP1R_MASK 0x4000 /* RMV_SHRT_HP1R */ +#define ARIZONA_RMV_SHRT_HP1R_SHIFT 14 /* RMV_SHRT_HP1R */ +#define ARIZONA_RMV_SHRT_HP1R_WIDTH 1 /* RMV_SHRT_HP1R */ +#define ARIZONA_HP1R_FLWR 0x0004 /* HP1R_FLWR */ +#define ARIZONA_HP1R_FLWR_MASK 0x0004 /* HP1R_FLWR */ +#define ARIZONA_HP1R_FLWR_SHIFT 2 /* HP1R_FLWR */ +#define ARIZONA_HP1R_FLWR_WIDTH 1 /* HP1R_FLWR */ +#define ARIZONA_HP1R_SHRTI 0x0002 /* HP1R_SHRTI */ +#define ARIZONA_HP1R_SHRTI_MASK 0x0002 /* HP1R_SHRTI */ +#define ARIZONA_HP1R_SHRTI_SHIFT 1 /* HP1R_SHRTI */ +#define ARIZONA_HP1R_SHRTI_WIDTH 1 /* HP1R_SHRTI */ +#define ARIZONA_HP1R_SHRTO 0x0001 /* HP1R_SHRTO */ +#define ARIZONA_HP1R_SHRTO_MASK 0x0001 /* HP1R_SHRTO */ +#define ARIZONA_HP1R_SHRTO_SHIFT 0 /* HP1R_SHRTO */ +#define ARIZONA_HP1R_SHRTO_WIDTH 1 /* HP1R_SHRTO */ + +/* * R659 (0x293) - Accessory Detect Mode 1 */ #define ARIZONA_ACCDET_SRC 0x2000 /* ACCDET_SRC */ diff --git a/include/linux/mfd/atmel-hlcdc.h b/include/linux/mfd/atmel-hlcdc.h new file mode 100644 index 000000000000..1279ab1644b5 --- /dev/null +++ b/include/linux/mfd/atmel-hlcdc.h @@ -0,0 +1,85 @@ +/* + * Copyright (C) 2014 Free Electrons + * Copyright (C) 2014 Atmel + * + * Author: Boris BREZILLON <boris.brezillon@free-electrons.com> + * + * 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, see <http://www.gnu.org/licenses/>. + */ + +#ifndef __LINUX_MFD_HLCDC_H +#define __LINUX_MFD_HLCDC_H + +#include <linux/clk.h> +#include <linux/regmap.h> + +#define ATMEL_HLCDC_CFG(i) ((i) * 0x4) +#define ATMEL_HLCDC_SIG_CFG LCDCFG(5) +#define ATMEL_HLCDC_HSPOL BIT(0) +#define ATMEL_HLCDC_VSPOL BIT(1) +#define ATMEL_HLCDC_VSPDLYS BIT(2) +#define ATMEL_HLCDC_VSPDLYE BIT(3) +#define ATMEL_HLCDC_DISPPOL BIT(4) +#define ATMEL_HLCDC_DITHER BIT(6) +#define ATMEL_HLCDC_DISPDLY BIT(7) +#define ATMEL_HLCDC_MODE_MASK GENMASK(9, 8) +#define ATMEL_HLCDC_PP BIT(10) +#define ATMEL_HLCDC_VSPSU BIT(12) +#define ATMEL_HLCDC_VSPHO BIT(13) +#define ATMEL_HLCDC_GUARDTIME_MASK GENMASK(20, 16) + +#define ATMEL_HLCDC_EN 0x20 +#define ATMEL_HLCDC_DIS 0x24 +#define ATMEL_HLCDC_SR 0x28 +#define ATMEL_HLCDC_IER 0x2c +#define ATMEL_HLCDC_IDR 0x30 +#define ATMEL_HLCDC_IMR 0x34 +#define ATMEL_HLCDC_ISR 0x38 + +#define ATMEL_HLCDC_CLKPOL BIT(0) +#define ATMEL_HLCDC_CLKSEL BIT(2) +#define ATMEL_HLCDC_CLKPWMSEL BIT(3) +#define ATMEL_HLCDC_CGDIS(i) BIT(8 + (i)) +#define ATMEL_HLCDC_CLKDIV_SHFT 16 +#define ATMEL_HLCDC_CLKDIV_MASK GENMASK(23, 16) +#define ATMEL_HLCDC_CLKDIV(div) ((div - 2) << ATMEL_HLCDC_CLKDIV_SHFT) + +#define ATMEL_HLCDC_PIXEL_CLK BIT(0) +#define ATMEL_HLCDC_SYNC BIT(1) +#define ATMEL_HLCDC_DISP BIT(2) +#define ATMEL_HLCDC_PWM BIT(3) +#define ATMEL_HLCDC_SIP BIT(4) + +#define ATMEL_HLCDC_SOF BIT(0) +#define ATMEL_HLCDC_SYNCDIS BIT(1) +#define ATMEL_HLCDC_FIFOERR BIT(4) +#define ATMEL_HLCDC_LAYER_STATUS(x) BIT((x) + 8) + +/** + * Structure shared by the MFD device and its subdevices. + * + * @regmap: register map used to access HLCDC IP registers + * @periph_clk: the hlcdc peripheral clock + * @sys_clk: the hlcdc system clock + * @slow_clk: the system slow clk + * @irq: the hlcdc irq + */ +struct atmel_hlcdc { + struct regmap *regmap; + struct clk *periph_clk; + struct clk *sys_clk; + struct clk *slow_clk; + int irq; +}; + +#endif /* __LINUX_MFD_HLCDC_H */ diff --git a/include/linux/mfd/axp20x.h b/include/linux/mfd/axp20x.h index d0e31a2287ac..81589d176ae8 100644 --- a/include/linux/mfd/axp20x.h +++ b/include/linux/mfd/axp20x.h @@ -14,6 +14,8 @@ enum { AXP202_ID = 0, AXP209_ID, + AXP288_ID, + NR_AXP20X_VARIANTS, }; #define AXP20X_DATACACHE(m) (0x04 + (m)) @@ -49,11 +51,13 @@ enum { #define AXP20X_IRQ3_EN 0x42 #define AXP20X_IRQ4_EN 0x43 #define AXP20X_IRQ5_EN 0x44 +#define AXP20X_IRQ6_EN 0x45 #define AXP20X_IRQ1_STATE 0x48 #define AXP20X_IRQ2_STATE 0x49 #define AXP20X_IRQ3_STATE 0x4a #define AXP20X_IRQ4_STATE 0x4b #define AXP20X_IRQ5_STATE 0x4c +#define AXP20X_IRQ6_STATE 0x4d /* ADC */ #define AXP20X_ACIN_V_ADC_H 0x56 @@ -116,6 +120,15 @@ enum { #define AXP20X_CC_CTRL 0xb8 #define AXP20X_FG_RES 0xb9 +/* AXP288 specific registers */ +#define AXP288_PMIC_ADC_H 0x56 +#define AXP288_PMIC_ADC_L 0x57 +#define AXP288_ADC_TS_PIN_CTRL 0x84 + +#define AXP288_PMIC_ADC_EN 0x84 +#define AXP288_FG_TUNE5 0xed + + /* Regulators IDs */ enum { AXP20X_LDO1 = 0, @@ -169,12 +182,58 @@ enum { AXP20X_IRQ_GPIO0_INPUT, }; +enum axp288_irqs { + AXP288_IRQ_VBUS_FALL = 2, + AXP288_IRQ_VBUS_RISE, + AXP288_IRQ_OV, + AXP288_IRQ_FALLING_ALT, + AXP288_IRQ_RISING_ALT, + AXP288_IRQ_OV_ALT, + AXP288_IRQ_DONE = 10, + AXP288_IRQ_CHARGING, + AXP288_IRQ_SAFE_QUIT, + AXP288_IRQ_SAFE_ENTER, + AXP288_IRQ_ABSENT, + AXP288_IRQ_APPEND, + AXP288_IRQ_QWBTU, + AXP288_IRQ_WBTU, + AXP288_IRQ_QWBTO, + AXP288_IRQ_WBTO, + AXP288_IRQ_QCBTU, + AXP288_IRQ_CBTU, + AXP288_IRQ_QCBTO, + AXP288_IRQ_CBTO, + AXP288_IRQ_WL2, + AXP288_IRQ_WL1, + AXP288_IRQ_GPADC, + AXP288_IRQ_OT = 31, + AXP288_IRQ_GPIO0, + AXP288_IRQ_GPIO1, + AXP288_IRQ_POKO, + AXP288_IRQ_POKL, + AXP288_IRQ_POKS, + AXP288_IRQ_POKN, + AXP288_IRQ_POKP, + AXP288_IRQ_TIMER, + AXP288_IRQ_MV_CHNG, + AXP288_IRQ_BC_USB_CHNG, +}; + +#define AXP288_TS_ADC_H 0x58 +#define AXP288_TS_ADC_L 0x59 +#define AXP288_GP_ADC_H 0x5a +#define AXP288_GP_ADC_L 0x5b + struct axp20x_dev { struct device *dev; struct i2c_client *i2c_client; struct regmap *regmap; struct regmap_irq_chip_data *regmap_irqc; long variant; + int nr_cells; + struct mfd_cell *cells; + const struct regmap_config *regmap_cfg; + const struct regmap_irq_chip *regmap_irq_chip; }; #endif /* __LINUX_MFD_AXP20X_H */ diff --git a/include/linux/mfd/core.h b/include/linux/mfd/core.h index 73e1709d4c09..a76bc100bf97 100644 --- a/include/linux/mfd/core.h +++ b/include/linux/mfd/core.h @@ -111,6 +111,13 @@ extern int mfd_add_devices(struct device *parent, int id, struct resource *mem_base, int irq_base, struct irq_domain *irq_domain); +static inline int mfd_add_hotplug_devices(struct device *parent, + const struct mfd_cell *cells, int n_devs) +{ + return mfd_add_devices(parent, PLATFORM_DEVID_AUTO, cells, n_devs, + NULL, 0, NULL); +} + extern void mfd_remove_devices(struct device *parent); #endif diff --git a/include/linux/mfd/dln2.h b/include/linux/mfd/dln2.h new file mode 100644 index 000000000000..004b24576da8 --- /dev/null +++ b/include/linux/mfd/dln2.h @@ -0,0 +1,103 @@ +#ifndef __LINUX_USB_DLN2_H +#define __LINUX_USB_DLN2_H + +#define DLN2_CMD(cmd, id) ((cmd) | ((id) << 8)) + +struct dln2_platform_data { + u16 handle; /* sub-driver handle (internally used only) */ + u8 port; /* I2C/SPI port */ +}; + +/** + * dln2_event_cb_t - event callback function signature + * + * @pdev - the sub-device that registered this callback + * @echo - the echo header field received in the message + * @data - the data payload + * @len - the data payload length + * + * The callback function is called in interrupt context and the data payload is + * only valid during the call. If the user needs later access of the data, it + * must copy it. + */ + +typedef void (*dln2_event_cb_t)(struct platform_device *pdev, u16 echo, + const void *data, int len); + +/** + * dl2n_register_event_cb - register a callback function for an event + * + * @pdev - the sub-device that registers the callback + * @event - the event for which to register a callback + * @event_cb - the callback function + * + * @return 0 in case of success, negative value in case of error + */ +int dln2_register_event_cb(struct platform_device *pdev, u16 event, + dln2_event_cb_t event_cb); + +/** + * dln2_unregister_event_cb - unregister the callback function for an event + * + * @pdev - the sub-device that registered the callback + * @event - the event for which to register a callback + */ +void dln2_unregister_event_cb(struct platform_device *pdev, u16 event); + +/** + * dln2_transfer - issue a DLN2 command and wait for a response and the + * associated data + * + * @pdev - the sub-device which is issuing this transfer + * @cmd - the command to be sent to the device + * @obuf - the buffer to be sent to the device; it can be NULL if the user + * doesn't need to transmit data with this command + * @obuf_len - the size of the buffer to be sent to the device + * @ibuf - any data associated with the response will be copied here; it can be + * NULL if the user doesn't need the response data + * @ibuf_len - must be initialized to the input buffer size; it will be modified + * to indicate the actual data transferred; + * + * @return 0 for success, negative value for errors + */ +int dln2_transfer(struct platform_device *pdev, u16 cmd, + const void *obuf, unsigned obuf_len, + void *ibuf, unsigned *ibuf_len); + +/** + * dln2_transfer_rx - variant of @dln2_transfer() where TX buffer is not needed + * + * @pdev - the sub-device which is issuing this transfer + * @cmd - the command to be sent to the device + * @ibuf - any data associated with the response will be copied here; it can be + * NULL if the user doesn't need the response data + * @ibuf_len - must be initialized to the input buffer size; it will be modified + * to indicate the actual data transferred; + * + * @return 0 for success, negative value for errors + */ + +static inline int dln2_transfer_rx(struct platform_device *pdev, u16 cmd, + void *ibuf, unsigned *ibuf_len) +{ + return dln2_transfer(pdev, cmd, NULL, 0, ibuf, ibuf_len); +} + +/** + * dln2_transfer_tx - variant of @dln2_transfer() where RX buffer is not needed + * + * @pdev - the sub-device which is issuing this transfer + * @cmd - the command to be sent to the device + * @obuf - the buffer to be sent to the device; it can be NULL if the + * user doesn't need to transmit data with this command + * @obuf_len - the size of the buffer to be sent to the device + * + * @return 0 for success, negative value for errors + */ +static inline int dln2_transfer_tx(struct platform_device *pdev, u16 cmd, + const void *obuf, unsigned obuf_len) +{ + return dln2_transfer(pdev, cmd, obuf, obuf_len, NULL, NULL); +} + +#endif diff --git a/include/linux/mfd/max77686.h b/include/linux/mfd/max77686.h index 7e6dc4b2b795..553f7d09258a 100644 --- a/include/linux/mfd/max77686.h +++ b/include/linux/mfd/max77686.h @@ -131,13 +131,6 @@ enum max77686_opmode { MAX77686_OPMODE_STANDBY, }; -enum max77802_opmode { - MAX77802_OPMODE_OFF, - MAX77802_OPMODE_STANDBY, - MAX77802_OPMODE_LP, - MAX77802_OPMODE_NORMAL, -}; - struct max77686_opmode_data { int id; int mode; diff --git a/include/linux/mfd/max77693-private.h b/include/linux/mfd/max77693-private.h index fc17d56581b2..08dae01258b9 100644 --- a/include/linux/mfd/max77693-private.h +++ b/include/linux/mfd/max77693-private.h @@ -26,7 +26,6 @@ #include <linux/i2c.h> -#define MAX77693_NUM_IRQ_MUIC_REGS 3 #define MAX77693_REG_INVALID (0xff) /* Slave addr = 0xCC: PMIC, Charger, Flash LED */ @@ -330,6 +329,13 @@ enum max77693_irq_source { MAX77693_IRQ_GROUP_NR, }; +#define SRC_IRQ_CHARGER BIT(0) +#define SRC_IRQ_TOP BIT(1) +#define SRC_IRQ_FLASH BIT(2) +#define SRC_IRQ_MUIC BIT(3) +#define SRC_IRQ_ALL (SRC_IRQ_CHARGER | SRC_IRQ_TOP \ + | SRC_IRQ_FLASH | SRC_IRQ_MUIC) + #define LED_IRQ_FLED2_OPEN BIT(0) #define LED_IRQ_FLED2_SHORT BIT(1) #define LED_IRQ_FLED1_OPEN BIT(2) diff --git a/include/linux/mfd/rtsx_pci.h b/include/linux/mfd/rtsx_pci.h index 74346d5e7899..0c12628e91c6 100644 --- a/include/linux/mfd/rtsx_pci.h +++ b/include/linux/mfd/rtsx_pci.h @@ -558,6 +558,7 @@ #define SD_SAMPLE_POINT_CTL 0xFDA7 #define SD_PUSH_POINT_CTL 0xFDA8 #define SD_CMD0 0xFDA9 +#define SD_CMD_START 0x40 #define SD_CMD1 0xFDAA #define SD_CMD2 0xFDAB #define SD_CMD3 0xFDAC @@ -707,6 +708,14 @@ #define PM_CTRL1 0xFF44 #define PM_CTRL2 0xFF45 #define PM_CTRL3 0xFF46 +#define SDIO_SEND_PME_EN 0x80 +#define FORCE_RC_MODE_ON 0x40 +#define FORCE_RX50_LINK_ON 0x20 +#define D3_DELINK_MODE_EN 0x10 +#define USE_PESRTB_CTL_DELINK 0x08 +#define DELAY_PIN_WAKE 0x04 +#define RESET_PIN_WAKE 0x02 +#define PM_WAKE_EN 0x01 #define PM_CTRL4 0xFF47 /* Memory mapping */ @@ -752,6 +761,14 @@ #define PHY_DUM_REG 0x1F #define LCTLR 0x80 +#define LCTLR_EXT_SYNC 0x80 +#define LCTLR_COMMON_CLOCK_CFG 0x40 +#define LCTLR_RETRAIN_LINK 0x20 +#define LCTLR_LINK_DISABLE 0x10 +#define LCTLR_RCB 0x08 +#define LCTLR_RESERVED 0x04 +#define LCTLR_ASPM_CTL_MASK 0x03 + #define PCR_SETTING_REG1 0x724 #define PCR_SETTING_REG2 0x814 #define PCR_SETTING_REG3 0x747 @@ -967,4 +984,24 @@ static inline u8 *rtsx_pci_get_cmd_data(struct rtsx_pcr *pcr) return (u8 *)(pcr->host_cmds_ptr); } +static inline int rtsx_pci_update_cfg_byte(struct rtsx_pcr *pcr, int addr, + u8 mask, u8 append) +{ + int err; + u8 val; + + err = pci_read_config_byte(pcr->pci, addr, &val); + if (err < 0) + return err; + return pci_write_config_byte(pcr->pci, addr, (val & mask) | append); +} + +static inline void rtsx_pci_write_be32(struct rtsx_pcr *pcr, u16 reg, u32 val) +{ + rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, reg, 0xFF, val >> 24); + rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, reg + 1, 0xFF, val >> 16); + rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, reg + 2, 0xFF, val >> 8); + rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, reg + 3, 0xFF, val); +} + #endif diff --git a/include/linux/mfd/samsung/core.h b/include/linux/mfd/samsung/core.h index 1825edacbda7..3fdb7cfbffb3 100644 --- a/include/linux/mfd/samsung/core.h +++ b/include/linux/mfd/samsung/core.h @@ -28,6 +28,7 @@ #define MIN_800_MV 800000 #define MIN_750_MV 750000 #define MIN_600_MV 600000 +#define MIN_500_MV 500000 /* Macros to represent steps for LDO/BUCK */ #define STEP_50_MV 50000 @@ -41,6 +42,7 @@ enum sec_device_type { S5M8767X, S2MPA01, S2MPS11X, + S2MPS13X, S2MPS14X, S2MPU02, }; diff --git a/include/linux/mfd/samsung/s2mps13.h b/include/linux/mfd/samsung/s2mps13.h new file mode 100644 index 000000000000..ce5dda8958fe --- /dev/null +++ b/include/linux/mfd/samsung/s2mps13.h @@ -0,0 +1,186 @@ +/* + * s2mps13.h + * + * Copyright (c) 2014 Samsung Electronics Co., Ltd + * http://www.samsung.com + * + * 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. + * + * 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. + * + */ + +#ifndef __LINUX_MFD_S2MPS13_H +#define __LINUX_MFD_S2MPS13_H + +/* S2MPS13 registers */ +enum s2mps13_reg { + S2MPS13_REG_ID, + S2MPS13_REG_INT1, + S2MPS13_REG_INT2, + S2MPS13_REG_INT3, + S2MPS13_REG_INT1M, + S2MPS13_REG_INT2M, + S2MPS13_REG_INT3M, + S2MPS13_REG_ST1, + S2MPS13_REG_ST2, + S2MPS13_REG_PWRONSRC, + S2MPS13_REG_OFFSRC, + S2MPS13_REG_BU_CHG, + S2MPS13_REG_RTCCTRL, + S2MPS13_REG_CTRL1, + S2MPS13_REG_CTRL2, + S2MPS13_REG_RSVD1, + S2MPS13_REG_RSVD2, + S2MPS13_REG_RSVD3, + S2MPS13_REG_RSVD4, + S2MPS13_REG_RSVD5, + S2MPS13_REG_RSVD6, + S2MPS13_REG_CTRL3, + S2MPS13_REG_RSVD7, + S2MPS13_REG_RSVD8, + S2MPS13_REG_WRSTBI, + S2MPS13_REG_B1CTRL, + S2MPS13_REG_B1OUT, + S2MPS13_REG_B2CTRL, + S2MPS13_REG_B2OUT, + S2MPS13_REG_B3CTRL, + S2MPS13_REG_B3OUT, + S2MPS13_REG_B4CTRL, + S2MPS13_REG_B4OUT, + S2MPS13_REG_B5CTRL, + S2MPS13_REG_B5OUT, + S2MPS13_REG_B6CTRL, + S2MPS13_REG_B6OUT, + S2MPS13_REG_B7CTRL, + S2MPS13_REG_B7OUT, + S2MPS13_REG_B8CTRL, + S2MPS13_REG_B8OUT, + S2MPS13_REG_B9CTRL, + S2MPS13_REG_B9OUT, + S2MPS13_REG_B10CTRL, + S2MPS13_REG_B10OUT, + S2MPS13_REG_BB1CTRL, + S2MPS13_REG_BB1OUT, + S2MPS13_REG_BUCK_RAMP1, + S2MPS13_REG_BUCK_RAMP2, + S2MPS13_REG_LDO_DVS1, + S2MPS13_REG_LDO_DVS2, + S2MPS13_REG_LDO_DVS3, + S2MPS13_REG_B6OUT2, + S2MPS13_REG_L1CTRL, + S2MPS13_REG_L2CTRL, + S2MPS13_REG_L3CTRL, + S2MPS13_REG_L4CTRL, + S2MPS13_REG_L5CTRL, + S2MPS13_REG_L6CTRL, + S2MPS13_REG_L7CTRL, + S2MPS13_REG_L8CTRL, + S2MPS13_REG_L9CTRL, + S2MPS13_REG_L10CTRL, + S2MPS13_REG_L11CTRL, + S2MPS13_REG_L12CTRL, + S2MPS13_REG_L13CTRL, + S2MPS13_REG_L14CTRL, + S2MPS13_REG_L15CTRL, + S2MPS13_REG_L16CTRL, + S2MPS13_REG_L17CTRL, + S2MPS13_REG_L18CTRL, + S2MPS13_REG_L19CTRL, + S2MPS13_REG_L20CTRL, + S2MPS13_REG_L21CTRL, + S2MPS13_REG_L22CTRL, + S2MPS13_REG_L23CTRL, + S2MPS13_REG_L24CTRL, + S2MPS13_REG_L25CTRL, + S2MPS13_REG_L26CTRL, + S2MPS13_REG_L27CTRL, + S2MPS13_REG_L28CTRL, + S2MPS13_REG_L30CTRL, + S2MPS13_REG_L31CTRL, + S2MPS13_REG_L32CTRL, + S2MPS13_REG_L33CTRL, + S2MPS13_REG_L34CTRL, + S2MPS13_REG_L35CTRL, + S2MPS13_REG_L36CTRL, + S2MPS13_REG_L37CTRL, + S2MPS13_REG_L38CTRL, + S2MPS13_REG_L39CTRL, + S2MPS13_REG_L40CTRL, + S2MPS13_REG_LDODSCH1, + S2MPS13_REG_LDODSCH2, + S2MPS13_REG_LDODSCH3, + S2MPS13_REG_LDODSCH4, + S2MPS13_REG_LDODSCH5, +}; + +/* regulator ids */ +enum s2mps13_regulators { + S2MPS13_LDO1, + S2MPS13_LDO2, + S2MPS13_LDO3, + S2MPS13_LDO4, + S2MPS13_LDO5, + S2MPS13_LDO6, + S2MPS13_LDO7, + S2MPS13_LDO8, + S2MPS13_LDO9, + S2MPS13_LDO10, + S2MPS13_LDO11, + S2MPS13_LDO12, + S2MPS13_LDO13, + S2MPS13_LDO14, + S2MPS13_LDO15, + S2MPS13_LDO16, + S2MPS13_LDO17, + S2MPS13_LDO18, + S2MPS13_LDO19, + S2MPS13_LDO20, + S2MPS13_LDO21, + S2MPS13_LDO22, + S2MPS13_LDO23, + S2MPS13_LDO24, + S2MPS13_LDO25, + S2MPS13_LDO26, + S2MPS13_LDO27, + S2MPS13_LDO28, + S2MPS13_LDO29, + S2MPS13_LDO30, + S2MPS13_LDO31, + S2MPS13_LDO32, + S2MPS13_LDO33, + S2MPS13_LDO34, + S2MPS13_LDO35, + S2MPS13_LDO36, + S2MPS13_LDO37, + S2MPS13_LDO38, + S2MPS13_LDO39, + S2MPS13_LDO40, + S2MPS13_BUCK1, + S2MPS13_BUCK2, + S2MPS13_BUCK3, + S2MPS13_BUCK4, + S2MPS13_BUCK5, + S2MPS13_BUCK6, + S2MPS13_BUCK7, + S2MPS13_BUCK8, + S2MPS13_BUCK9, + S2MPS13_BUCK10, + + S2MPS13_REGULATOR_MAX, +}; + +/* + * Default ramp delay in uv/us. Datasheet says that ramp delay can be + * controlled however it does not specify which register is used for that. + * Let's assume that default value will be set. + */ +#define S2MPS13_BUCK_RAMP_DELAY 12500 + +#endif /* __LINUX_MFD_S2MPS13_H */ diff --git a/include/linux/mfd/syscon/imx6q-iomuxc-gpr.h b/include/linux/mfd/syscon/imx6q-iomuxc-gpr.h index ff44374a1a4e..c877cad61a13 100644 --- a/include/linux/mfd/syscon/imx6q-iomuxc-gpr.h +++ b/include/linux/mfd/syscon/imx6q-iomuxc-gpr.h @@ -395,4 +395,43 @@ #define IMX6SL_GPR1_FEC_CLOCK_MUX1_SEL_MASK (0x3 << 17) #define IMX6SL_GPR1_FEC_CLOCK_MUX2_SEL_MASK (0x1 << 14) +/* For imx6sx iomux gpr register field define */ +#define IMX6SX_GPR1_VDEC_SW_RST_MASK (0x1 << 20) +#define IMX6SX_GPR1_VDEC_SW_RST_RESET (0x1 << 20) +#define IMX6SX_GPR1_VDEC_SW_RST_RELEASE (0x0 << 20) +#define IMX6SX_GPR1_VADC_SW_RST_MASK (0x1 << 19) +#define IMX6SX_GPR1_VADC_SW_RST_RESET (0x1 << 19) +#define IMX6SX_GPR1_VADC_SW_RST_RELEASE (0x0 << 19) +#define IMX6SX_GPR1_FEC_CLOCK_MUX_SEL_MASK (0x3 << 13) +#define IMX6SX_GPR1_FEC_CLOCK_PAD_DIR_MASK (0x3 << 17) +#define IMX6SX_GPR1_FEC_CLOCK_MUX_SEL_EXT (0x3 << 13) + +#define IMX6SX_GPR4_FEC_ENET1_STOP_REQ (0x1 << 3) +#define IMX6SX_GPR4_FEC_ENET2_STOP_REQ (0x1 << 4) + +#define IMX6SX_GPR5_DISP_MUX_LDB_CTRL_MASK (0x1 << 3) +#define IMX6SX_GPR5_DISP_MUX_LDB_CTRL_LCDIF1 (0x0 << 3) +#define IMX6SX_GPR5_DISP_MUX_LDB_CTRL_LCDIF2 (0x1 << 3) + +#define IMX6SX_GPR5_CSI2_MUX_CTRL_MASK (0x3 << 27) +#define IMX6SX_GPR5_CSI2_MUX_CTRL_EXT_PIN (0x0 << 27) +#define IMX6SX_GPR5_CSI2_MUX_CTRL_CVD (0x1 << 27) +#define IMX6SX_GPR5_CSI2_MUX_CTRL_VDAC_TO_CSI (0x2 << 27) +#define IMX6SX_GPR5_CSI2_MUX_CTRL_GND (0x3 << 27) +#define IMX6SX_GPR5_VADC_TO_CSI_CAPTURE_EN_MASK (0x1 << 26) +#define IMX6SX_GPR5_VADC_TO_CSI_CAPTURE_EN_ENABLE (0x1 << 26) +#define IMX6SX_GPR5_VADC_TO_CSI_CAPTURE_EN_DISABLE (0x0 << 26) +#define IMX6SX_GPR5_CSI1_MUX_CTRL_MASK (0x3 << 4) +#define IMX6SX_GPR5_CSI1_MUX_CTRL_EXT_PIN (0x0 << 4) +#define IMX6SX_GPR5_CSI1_MUX_CTRL_CVD (0x1 << 4) +#define IMX6SX_GPR5_CSI1_MUX_CTRL_VDAC_TO_CSI (0x2 << 4) +#define IMX6SX_GPR5_CSI1_MUX_CTRL_GND (0x3 << 4) + +#define IMX6SX_GPR5_DISP_MUX_DCIC2_LCDIF2 (0x0 << 2) +#define IMX6SX_GPR5_DISP_MUX_DCIC2_LVDS (0x1 << 2) +#define IMX6SX_GPR5_DISP_MUX_DCIC2_MASK (0x1 << 2) +#define IMX6SX_GPR5_DISP_MUX_DCIC1_LCDIF1 (0x0 << 1) +#define IMX6SX_GPR5_DISP_MUX_DCIC1_LVDS (0x1 << 1) +#define IMX6SX_GPR5_DISP_MUX_DCIC1_MASK (0x1 << 1) + #endif /* __LINUX_IMX6Q_IOMUXC_GPR_H */ diff --git a/include/linux/mfd/tc3589x.h b/include/linux/mfd/tc3589x.h index e6088c2e2092..e1c12d84c26a 100644 --- a/include/linux/mfd/tc3589x.h +++ b/include/linux/mfd/tc3589x.h @@ -164,13 +164,10 @@ struct tc3589x_keypad_platform_data { /** * struct tc3589x_gpio_platform_data - TC3589x GPIO platform data - * @gpio_base: first gpio number assigned to TC3589x. A maximum of - * %TC3589x_NR_GPIOS GPIOs will be allocated. * @setup: callback for board-specific initialization * @remove: callback for board-specific teardown */ struct tc3589x_gpio_platform_data { - int gpio_base; void (*setup)(struct tc3589x *tc3589x, unsigned gpio_base); void (*remove)(struct tc3589x *tc3589x, unsigned gpio_base); }; @@ -178,18 +175,13 @@ struct tc3589x_gpio_platform_data { /** * struct tc3589x_platform_data - TC3589x platform data * @block: bitmask of blocks to enable (use TC3589x_BLOCK_*) - * @irq_base: base IRQ number. %TC3589x_NR_IRQS irqs will be used. * @gpio: GPIO-specific platform data * @keypad: keypad-specific platform data */ struct tc3589x_platform_data { unsigned int block; - int irq_base; struct tc3589x_gpio_platform_data *gpio; const struct tc3589x_keypad_platform_data *keypad; }; -#define TC3589x_NR_GPIOS 24 -#define TC3589x_NR_IRQS TC3589x_INT_GPIO(TC3589x_NR_GPIOS) - #endif diff --git a/include/linux/mm.h b/include/linux/mm.h index b46461116cd2..f7606d3a0915 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -128,6 +128,7 @@ extern unsigned int kobjsize(const void *objp); #define VM_HUGETLB 0x00400000 /* Huge TLB Page VM */ #define VM_NONLINEAR 0x00800000 /* Is non-linear (remap_file_pages) */ #define VM_ARCH_1 0x01000000 /* Architecture-specific flag */ +#define VM_ARCH_2 0x02000000 #define VM_DONTDUMP 0x04000000 /* Do not include in the core dump */ #ifdef CONFIG_MEM_SOFT_DIRTY @@ -155,6 +156,11 @@ extern unsigned int kobjsize(const void *objp); # define VM_MAPPED_COPY VM_ARCH_1 /* T if mapped copy of data (nommu mmap) */ #endif +#if defined(CONFIG_X86) +/* MPX specific bounds table or bounds directory */ +# define VM_MPX VM_ARCH_2 +#endif + #ifndef VM_GROWSUP # define VM_GROWSUP VM_NONE #endif diff --git a/include/linux/mm_types.h b/include/linux/mm_types.h index 6e0b286649f1..004e9d17b47e 100644 --- a/include/linux/mm_types.h +++ b/include/linux/mm_types.h @@ -454,6 +454,10 @@ struct mm_struct { bool tlb_flush_pending; #endif struct uprobes_state uprobes_state; +#ifdef CONFIG_X86_INTEL_MPX + /* address of the bounds directory */ + void __user *bd_addr; +#endif }; static inline void mm_init_cpumask(struct mm_struct *mm) diff --git a/include/linux/mmc/card.h b/include/linux/mmc/card.h index b0692d28f8e6..4d69c00497bd 100644 --- a/include/linux/mmc/card.h +++ b/include/linux/mmc/card.h @@ -88,6 +88,9 @@ struct mmc_ext_csd { unsigned int data_tag_unit_size; /* DATA TAG UNIT size */ unsigned int boot_ro_lock; /* ro lock support */ bool boot_ro_lockable; + bool ffu_capable; /* Firmware upgrade support */ +#define MMC_FIRMWARE_LEN 8 + u8 fwrev[MMC_FIRMWARE_LEN]; /* FW version */ u8 raw_exception_status; /* 54 */ u8 raw_partition_support; /* 160 */ u8 raw_rpmb_size_mult; /* 168 */ @@ -509,24 +512,8 @@ static inline int mmc_card_broken_irq_polling(const struct mmc_card *c) #define mmc_dev_to_card(d) container_of(d, struct mmc_card, dev) -#define mmc_list_to_card(l) container_of(l, struct mmc_card, node) -#define mmc_get_drvdata(c) dev_get_drvdata(&(c)->dev) -#define mmc_set_drvdata(c,d) dev_set_drvdata(&(c)->dev, d) - -/* - * MMC device driver (e.g., Flash card, I/O card...) - */ -struct mmc_driver { - struct device_driver drv; - int (*probe)(struct mmc_card *); - void (*remove)(struct mmc_card *); - int (*suspend)(struct mmc_card *); - int (*resume)(struct mmc_card *); - void (*shutdown)(struct mmc_card *); -}; - -extern int mmc_register_driver(struct mmc_driver *); -extern void mmc_unregister_driver(struct mmc_driver *); +extern int mmc_register_driver(struct device_driver *); +extern void mmc_unregister_driver(struct device_driver *); extern void mmc_fixup_device(struct mmc_card *card, const struct mmc_fixup *table); diff --git a/include/linux/mmc/core.h b/include/linux/mmc/core.h index f206e29f94d7..cb2b0400d284 100644 --- a/include/linux/mmc/core.h +++ b/include/linux/mmc/core.h @@ -154,7 +154,8 @@ 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_ext_csd(struct mmc_card *card, u8 *ext_csd); +extern int mmc_send_tuning(struct mmc_host *host); +extern int mmc_get_ext_csd(struct mmc_card *card, u8 **new_ext_csd); #define MMC_ERASE_ARG 0x00000000 #define MMC_SECURE_ERASE_ARG 0x80000000 diff --git a/include/linux/mmc/dw_mmc.h b/include/linux/mmc/dw_mmc.h index 001366927cf4..42b724e8d503 100644 --- a/include/linux/mmc/dw_mmc.h +++ b/include/linux/mmc/dw_mmc.h @@ -54,6 +54,7 @@ struct mmc_data; * transfer is in progress. * @use_dma: Whether DMA channel is initialized or not. * @using_dma: Whether DMA is in use for the current transfer. + * @dma_64bit_address: Whether DMA supports 64-bit address mode or not. * @sg_dma: Bus address of DMA buffer. * @sg_cpu: Virtual address of DMA buffer. * @dma_ops: Pointer to platform-specific DMA callbacks. @@ -96,6 +97,7 @@ struct mmc_data; * @quirks: Set of quirks that apply to specific versions of the IP. * @irq_flags: The flags to be passed to request_irq. * @irq: The irq value to be passed to request_irq. + * @sdio_id0: Number of slot0 in the SDIO interrupt registers. * * Locking * ======= @@ -135,11 +137,11 @@ struct dw_mci { struct mmc_command stop_abort; unsigned int prev_blksz; unsigned char timing; - struct workqueue_struct *card_workqueue; /* DMA interface members*/ int use_dma; int using_dma; + int dma_64bit_address; dma_addr_t sg_dma; void *sg_cpu; @@ -154,7 +156,6 @@ struct dw_mci { u32 stop_cmdr; u32 dir_status; struct tasklet_struct tasklet; - struct work_struct card_work; unsigned long pending_events; unsigned long completed_events; enum dw_mci_state state; @@ -193,6 +194,8 @@ struct dw_mci { bool vqmmc_enabled; unsigned long irq_flags; /* IRQ flags */ int irq; + + int sdio_id0; }; /* DMA ops for Internal/External DMAC interface */ diff --git a/include/linux/mmc/host.h b/include/linux/mmc/host.h index df0c15396bbf..9f322706f7cb 100644 --- a/include/linux/mmc/host.h +++ b/include/linux/mmc/host.h @@ -289,6 +289,7 @@ 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_2V (MMC_CAP2_HS200_1_2V_SDR | MMC_CAP2_HS400_1_2V) #define MMC_CAP2_SDIO_IRQ_NOTHREAD (1 << 17) mmc_pm_flag_t pm_caps; /* supported pm features */ diff --git a/include/linux/mmc/mmc.h b/include/linux/mmc/mmc.h index 1cd00b3a75b9..49ad7a943638 100644 --- a/include/linux/mmc/mmc.h +++ b/include/linux/mmc/mmc.h @@ -296,6 +296,7 @@ struct _mmc_csd { #define EXT_CSD_SANITIZE_START 165 /* W */ #define EXT_CSD_WR_REL_PARAM 166 /* RO */ #define EXT_CSD_RPMB_MULT 168 /* RO */ +#define EXT_CSD_FW_CONFIG 169 /* R/W */ #define EXT_CSD_BOOT_WP 173 /* R/W */ #define EXT_CSD_ERASE_GROUP_DEF 175 /* R/W */ #define EXT_CSD_PART_CONFIG 179 /* R/W */ @@ -332,6 +333,8 @@ struct _mmc_csd { #define EXT_CSD_GENERIC_CMD6_TIME 248 /* RO */ #define EXT_CSD_CACHE_SIZE 249 /* RO, 4 bytes */ #define EXT_CSD_PWR_CL_DDR_200_360 253 /* RO */ +#define EXT_CSD_FIRMWARE_VERSION 254 /* RO, 8 bytes */ +#define EXT_CSD_SUPPORTED_MODE 493 /* RO */ #define EXT_CSD_TAG_UNIT_SIZE 498 /* RO */ #define EXT_CSD_DATA_TAG_SUPPORT 499 /* RO */ #define EXT_CSD_MAX_PACKED_WRITES 500 /* RO */ diff --git a/include/linux/mmc/sdhci.h b/include/linux/mmc/sdhci.h index dba793e3a331..375af80bde7d 100644 --- a/include/linux/mmc/sdhci.h +++ b/include/linux/mmc/sdhci.h @@ -100,6 +100,12 @@ struct sdhci_host { #define SDHCI_QUIRK2_BROKEN_DDR50 (1<<7) /* Stop command (CMD12) can set Transfer Complete when not using MMC_RSP_BUSY */ #define SDHCI_QUIRK2_STOP_WITH_TC (1<<8) +/* Controller does not support 64-bit DMA */ +#define SDHCI_QUIRK2_BROKEN_64_BIT_DMA (1<<9) +/* need clear transfer mode register before send cmd */ +#define SDHCI_QUIRK2_CLEAR_TRANSFERMODE_REG_BEFORE_CMD (1<<10) +/* Capability register bit-63 indicates HS400 support */ +#define SDHCI_QUIRK2_CAPS_BIT63_FOR_HS400 (1<<11) int irq; /* Device IRQ */ void __iomem *ioaddr; /* Mapped address */ @@ -130,6 +136,7 @@ struct sdhci_host { #define SDHCI_SDIO_IRQ_ENABLED (1<<9) /* SDIO irq enabled */ #define SDHCI_SDR104_NEEDS_TUNING (1<<10) /* SDR104/HS200 needs tuning */ #define SDHCI_USING_RETUNING_TIMER (1<<11) /* Host is using a retuning timer for the card */ +#define SDHCI_USE_64_BIT_DMA (1<<12) /* Use 64-bit DMA */ unsigned int version; /* SDHCI spec. version */ @@ -155,12 +162,19 @@ struct sdhci_host { int sg_count; /* Mapped sg entries */ - u8 *adma_desc; /* ADMA descriptor table */ - u8 *align_buffer; /* Bounce buffer */ + void *adma_table; /* ADMA descriptor table */ + void *align_buffer; /* Bounce buffer */ + + size_t adma_table_sz; /* ADMA descriptor table size */ + size_t align_buffer_sz; /* Bounce buffer size */ dma_addr_t adma_addr; /* Mapped ADMA descr. table */ dma_addr_t align_addr; /* Mapped bounce buffer */ + unsigned int desc_sz; /* ADMA descriptor size */ + unsigned int align_sz; /* ADMA alignment */ + unsigned int align_mask; /* ADMA alignment mask */ + struct tasklet_struct finish_tasklet; /* Tasklet structures */ struct timer_list timer; /* Timer for timeouts */ diff --git a/include/linux/mmc/sdio_func.h b/include/linux/mmc/sdio_func.h index 50f0bc952328..aab032a6ae61 100644 --- a/include/linux/mmc/sdio_func.h +++ b/include/linux/mmc/sdio_func.h @@ -84,8 +84,6 @@ struct sdio_driver { struct device_driver drv; }; -#define to_sdio_driver(d) container_of(d, struct sdio_driver, drv) - /** * SDIO_DEVICE - macro used to describe a specific SDIO device * @vend: the 16 bit manufacturer code diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h index 48bf12ef6620..ffe66e381c04 100644 --- a/include/linux/mmzone.h +++ b/include/linux/mmzone.h @@ -431,6 +431,15 @@ struct zone { */ int nr_migrate_reserve_block; +#ifdef CONFIG_MEMORY_ISOLATION + /* + * Number of isolated pageblock. It is used to solve incorrect + * freepage counting problem due to racy retrieving migratetype + * of pageblock. Protected by zone->lock. + */ + unsigned long nr_isolate_pageblock; +#endif + #ifdef CONFIG_MEMORY_HOTPLUG /* see spanned/present_pages for more description */ seqlock_t span_seqlock; diff --git a/include/linux/msi.h b/include/linux/msi.h index 44f4746d033b..8ac4a68ffae2 100644 --- a/include/linux/msi.h +++ b/include/linux/msi.h @@ -10,17 +10,12 @@ struct msi_msg { u32 data; /* 16 bits of msi message data */ }; +extern int pci_msi_ignore_mask; /* Helper functions */ struct irq_data; struct msi_desc; -void mask_msi_irq(struct irq_data *data); -void unmask_msi_irq(struct irq_data *data); -void __read_msi_msg(struct msi_desc *entry, struct msi_msg *msg); void __get_cached_msi_msg(struct msi_desc *entry, struct msi_msg *msg); -void __write_msi_msg(struct msi_desc *entry, struct msi_msg *msg); -void read_msi_msg(unsigned int irq, struct msi_msg *msg); void get_cached_msi_msg(unsigned int irq, struct msi_msg *msg); -void write_msi_msg(unsigned int irq, struct msi_msg *msg); struct msi_desc { struct { @@ -48,6 +43,52 @@ struct msi_desc { struct msi_msg msg; }; +/* Helpers to hide struct msi_desc implementation details */ +#define msi_desc_to_dev(desc) (&(desc)->dev.dev) +#define dev_to_msi_list(dev) (&to_pci_dev((dev))->msi_list) +#define first_msi_entry(dev) \ + list_first_entry(dev_to_msi_list((dev)), struct msi_desc, list) +#define for_each_msi_entry(desc, dev) \ + list_for_each_entry((desc), dev_to_msi_list((dev)), list) + +#ifdef CONFIG_PCI_MSI +#define first_pci_msi_entry(pdev) first_msi_entry(&(pdev)->dev) +#define for_each_pci_msi_entry(desc, pdev) \ + for_each_msi_entry((desc), &(pdev)->dev) + +static inline struct pci_dev *msi_desc_to_pci_dev(struct msi_desc *desc) +{ + return desc->dev; +} +#endif /* CONFIG_PCI_MSI */ + +void __pci_read_msi_msg(struct msi_desc *entry, struct msi_msg *msg); +void __pci_write_msi_msg(struct msi_desc *entry, struct msi_msg *msg); +void pci_write_msi_msg(unsigned int irq, struct msi_msg *msg); + +u32 __pci_msix_desc_mask_irq(struct msi_desc *desc, u32 flag); +u32 __pci_msi_desc_mask_irq(struct msi_desc *desc, u32 mask, u32 flag); +void pci_msi_mask_irq(struct irq_data *data); +void pci_msi_unmask_irq(struct irq_data *data); + +/* Conversion helpers. Should be removed after merging */ +static inline void __write_msi_msg(struct msi_desc *entry, struct msi_msg *msg) +{ + __pci_write_msi_msg(entry, msg); +} +static inline void write_msi_msg(int irq, struct msi_msg *msg) +{ + pci_write_msi_msg(irq, msg); +} +static inline void mask_msi_irq(struct irq_data *data) +{ + pci_msi_mask_irq(data); +} +static inline void unmask_msi_irq(struct irq_data *data) +{ + pci_msi_unmask_irq(data); +} + /* * The arch hooks to setup up msi irqs. Those functions are * implemented as weak symbols so that they /can/ be overriden by @@ -61,18 +102,142 @@ void arch_restore_msi_irqs(struct pci_dev *dev); void default_teardown_msi_irqs(struct pci_dev *dev); void default_restore_msi_irqs(struct pci_dev *dev); -u32 default_msi_mask_irq(struct msi_desc *desc, u32 mask, u32 flag); -u32 default_msix_mask_irq(struct msi_desc *desc, u32 flag); -struct msi_chip { +struct msi_controller { struct module *owner; struct device *dev; struct device_node *of_node; struct list_head list; +#ifdef CONFIG_GENERIC_MSI_IRQ_DOMAIN + struct irq_domain *domain; +#endif - int (*setup_irq)(struct msi_chip *chip, struct pci_dev *dev, + int (*setup_irq)(struct msi_controller *chip, struct pci_dev *dev, struct msi_desc *desc); - void (*teardown_irq)(struct msi_chip *chip, unsigned int irq); + void (*teardown_irq)(struct msi_controller *chip, unsigned int irq); +}; + +#ifdef CONFIG_GENERIC_MSI_IRQ_DOMAIN + +#include <linux/irqhandler.h> +#include <asm/msi.h> + +struct irq_domain; +struct irq_chip; +struct device_node; +struct msi_domain_info; + +/** + * struct msi_domain_ops - MSI interrupt domain callbacks + * @get_hwirq: Retrieve the resulting hw irq number + * @msi_init: Domain specific init function for MSI interrupts + * @msi_free: Domain specific function to free a MSI interrupts + * @msi_check: Callback for verification of the domain/info/dev data + * @msi_prepare: Prepare the allocation of the interrupts in the domain + * @msi_finish: Optional callbacl to finalize the allocation + * @set_desc: Set the msi descriptor for an interrupt + * @handle_error: Optional error handler if the allocation fails + * + * @get_hwirq, @msi_init and @msi_free are callbacks used by + * msi_create_irq_domain() and related interfaces + * + * @msi_check, @msi_prepare, @msi_finish, @set_desc and @handle_error + * are callbacks used by msi_irq_domain_alloc_irqs() and related + * interfaces which are based on msi_desc. + */ +struct msi_domain_ops { + irq_hw_number_t (*get_hwirq)(struct msi_domain_info *info, + msi_alloc_info_t *arg); + int (*msi_init)(struct irq_domain *domain, + struct msi_domain_info *info, + unsigned int virq, irq_hw_number_t hwirq, + msi_alloc_info_t *arg); + void (*msi_free)(struct irq_domain *domain, + struct msi_domain_info *info, + unsigned int virq); + int (*msi_check)(struct irq_domain *domain, + struct msi_domain_info *info, + struct device *dev); + int (*msi_prepare)(struct irq_domain *domain, + struct device *dev, int nvec, + msi_alloc_info_t *arg); + void (*msi_finish)(msi_alloc_info_t *arg, int retval); + void (*set_desc)(msi_alloc_info_t *arg, + struct msi_desc *desc); + int (*handle_error)(struct irq_domain *domain, + struct msi_desc *desc, int error); +}; + +/** + * struct msi_domain_info - MSI interrupt domain data + * @flags: Flags to decribe features and capabilities + * @ops: The callback data structure + * @chip: Optional: associated interrupt chip + * @chip_data: Optional: associated interrupt chip data + * @handler: Optional: associated interrupt flow handler + * @handler_data: Optional: associated interrupt flow handler data + * @handler_name: Optional: associated interrupt flow handler name + * @data: Optional: domain specific data + */ +struct msi_domain_info { + u32 flags; + struct msi_domain_ops *ops; + struct irq_chip *chip; + void *chip_data; + irq_flow_handler_t handler; + void *handler_data; + const char *handler_name; + void *data; +}; + +/* Flags for msi_domain_info */ +enum { + /* + * Init non implemented ops callbacks with default MSI domain + * callbacks. + */ + MSI_FLAG_USE_DEF_DOM_OPS = (1 << 0), + /* + * Init non implemented chip callbacks with default MSI chip + * callbacks. + */ + MSI_FLAG_USE_DEF_CHIP_OPS = (1 << 1), + /* Build identity map between hwirq and irq */ + MSI_FLAG_IDENTITY_MAP = (1 << 2), + /* Support multiple PCI MSI interrupts */ + MSI_FLAG_MULTI_PCI_MSI = (1 << 3), + /* Support PCI MSIX interrupts */ + MSI_FLAG_PCI_MSIX = (1 << 4), }; +int msi_domain_set_affinity(struct irq_data *data, const struct cpumask *mask, + bool force); + +struct irq_domain *msi_create_irq_domain(struct device_node *of_node, + struct msi_domain_info *info, + struct irq_domain *parent); +int msi_domain_alloc_irqs(struct irq_domain *domain, struct device *dev, + int nvec); +void msi_domain_free_irqs(struct irq_domain *domain, struct device *dev); +struct msi_domain_info *msi_get_domain_info(struct irq_domain *domain); + +#endif /* CONFIG_GENERIC_MSI_IRQ_DOMAIN */ + +#ifdef CONFIG_PCI_MSI_IRQ_DOMAIN +void pci_msi_domain_write_msg(struct irq_data *irq_data, struct msi_msg *msg); +struct irq_domain *pci_msi_create_irq_domain(struct device_node *node, + struct msi_domain_info *info, + struct irq_domain *parent); +int pci_msi_domain_alloc_irqs(struct irq_domain *domain, struct pci_dev *dev, + int nvec, int type); +void pci_msi_domain_free_irqs(struct irq_domain *domain, struct pci_dev *dev); +struct irq_domain *pci_msi_create_default_irq_domain(struct device_node *node, + struct msi_domain_info *info, struct irq_domain *parent); + +irq_hw_number_t pci_msi_domain_calc_hwirq(struct pci_dev *dev, + struct msi_desc *desc); +int pci_msi_domain_check_cap(struct irq_domain *domain, + struct msi_domain_info *info, struct device *dev); +#endif /* CONFIG_PCI_MSI_IRQ_DOMAIN */ + #endif /* LINUX_MSI_H */ diff --git a/include/linux/nfs_xdr.h b/include/linux/nfs_xdr.h index 983876f24aed..47ebb4fafd87 100644 --- a/include/linux/nfs_xdr.h +++ b/include/linux/nfs_xdr.h @@ -1224,11 +1224,22 @@ struct nfs41_free_stateid_res { unsigned int status; }; +static inline void +nfs_free_pnfs_ds_cinfo(struct pnfs_ds_commit_info *cinfo) +{ + kfree(cinfo->buckets); +} + #else struct pnfs_ds_commit_info { }; +static inline void +nfs_free_pnfs_ds_cinfo(struct pnfs_ds_commit_info *cinfo) +{ +} + #endif /* CONFIG_NFS_V4_1 */ #ifdef CONFIG_NFS_V4_2 diff --git a/include/linux/of.h b/include/linux/of.h index 6545e7aec7bb..c55b50018ac4 100644 --- a/include/linux/of.h +++ b/include/linux/of.h @@ -267,14 +267,12 @@ extern int of_property_read_u64(const struct device_node *np, extern int of_property_read_string(struct device_node *np, const char *propname, const char **out_string); -extern int of_property_read_string_index(struct device_node *np, - const char *propname, - int index, const char **output); extern int of_property_match_string(struct device_node *np, const char *propname, const char *string); -extern int of_property_count_strings(struct device_node *np, - const char *propname); +extern int of_property_read_string_helper(struct device_node *np, + const char *propname, + const char **out_strs, size_t sz, int index); extern int of_device_is_compatible(const struct device_node *device, const char *); extern int of_device_is_available(const struct device_node *device); @@ -486,15 +484,9 @@ static inline int of_property_read_string(struct device_node *np, return -ENOSYS; } -static inline int of_property_read_string_index(struct device_node *np, - const char *propname, int index, - const char **out_string) -{ - return -ENOSYS; -} - -static inline int of_property_count_strings(struct device_node *np, - const char *propname) +static inline int of_property_read_string_helper(struct device_node *np, + const char *propname, + const char **out_strs, size_t sz, int index) { return -ENOSYS; } @@ -668,6 +660,70 @@ static inline int of_property_count_u64_elems(const struct device_node *np, } /** + * of_property_read_string_array() - Read an array of strings from a multiple + * strings property. + * @np: device node from which the property value is to be read. + * @propname: name of the property to be searched. + * @out_strs: output array of string pointers. + * @sz: number of array elements to read. + * + * Search for a property in a device tree node and retrieve a list of + * terminated string values (pointer to data, not a copy) in that property. + * + * If @out_strs is NULL, the number of strings in the property is returned. + */ +static inline int of_property_read_string_array(struct device_node *np, + const char *propname, const char **out_strs, + size_t sz) +{ + return of_property_read_string_helper(np, propname, out_strs, sz, 0); +} + +/** + * of_property_count_strings() - Find and return the number of strings from a + * multiple strings property. + * @np: device node from which the property value is to be read. + * @propname: name of the property to be searched. + * + * Search for a property in a device tree node and retrieve the number of null + * terminated string contain in it. Returns the number of strings on + * success, -EINVAL if the property does not exist, -ENODATA if property + * does not have a value, and -EILSEQ if the string is not null-terminated + * within the length of the property data. + */ +static inline int of_property_count_strings(struct device_node *np, + const char *propname) +{ + return of_property_read_string_helper(np, propname, NULL, 0, 0); +} + +/** + * of_property_read_string_index() - Find and read a string from a multiple + * strings property. + * @np: device node from which the property value is to be read. + * @propname: name of the property to be searched. + * @index: index of the string in the list of strings + * @out_string: pointer to null terminated return string, modified only if + * return value is 0. + * + * Search for a property in a device tree node and retrieve a null + * terminated string value (pointer to data, not a copy) in the list of strings + * contained in that property. + * Returns 0 on success, -EINVAL if the property does not exist, -ENODATA if + * property does not have a value, and -EILSEQ if the string is not + * null-terminated within the length of the property data. + * + * The out_string pointer is modified only if a valid string can be decoded. + */ +static inline int of_property_read_string_index(struct device_node *np, + const char *propname, + int index, const char **output) +{ + int rc = of_property_read_string_helper(np, propname, output, 1, index); + return rc < 0 ? rc : 0; +} + +/** * of_property_read_bool - Findfrom a property * @np: device node from which the property value is to be read. * @propname: name of the property to be searched. @@ -866,4 +922,15 @@ static inline int of_changeset_update_property(struct of_changeset *ocs, /* CONFIG_OF_RESOLVE api */ extern int of_resolve_phandles(struct device_node *tree); +/** + * of_device_is_system_power_controller - Tells if system-power-controller is found for device_node + * @np: Pointer to the given device_node + * + * return true if present false otherwise + */ +static inline bool of_device_is_system_power_controller(const struct device_node *np) +{ + return of_property_read_bool(np, "system-power-controller"); +} + #endif /* _LINUX_OF_H */ diff --git a/include/linux/of_pci.h b/include/linux/of_pci.h index 1fd207e7a847..ce0e5abeb454 100644 --- a/include/linux/of_pci.h +++ b/include/linux/of_pci.h @@ -59,13 +59,13 @@ int of_pci_get_host_bridge_resources(struct device_node *dev, #endif #if defined(CONFIG_OF) && defined(CONFIG_PCI_MSI) -int of_pci_msi_chip_add(struct msi_chip *chip); -void of_pci_msi_chip_remove(struct msi_chip *chip); -struct msi_chip *of_pci_find_msi_chip_by_node(struct device_node *of_node); +int of_pci_msi_chip_add(struct msi_controller *chip); +void of_pci_msi_chip_remove(struct msi_controller *chip); +struct msi_controller *of_pci_find_msi_chip_by_node(struct device_node *of_node); #else -static inline int of_pci_msi_chip_add(struct msi_chip *chip) { return -EINVAL; } -static inline void of_pci_msi_chip_remove(struct msi_chip *chip) { } -static inline struct msi_chip * +static inline int of_pci_msi_chip_add(struct msi_controller *chip) { return -EINVAL; } +static inline void of_pci_msi_chip_remove(struct msi_controller *chip) { } +static inline struct msi_controller * of_pci_find_msi_chip_by_node(struct device_node *of_node) { return NULL; } #endif diff --git a/include/linux/omap-gpmc.h b/include/linux/omap-gpmc.h new file mode 100644 index 000000000000..c2080eebbb47 --- /dev/null +++ b/include/linux/omap-gpmc.h @@ -0,0 +1,199 @@ +/* + * OMAP GPMC (General Purpose Memory Controller) defines + * + * 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. + */ + +/* Maximum Number of Chip Selects */ +#define GPMC_CS_NUM 8 + +#define GPMC_CONFIG_WP 0x00000005 + +#define GPMC_IRQ_FIFOEVENTENABLE 0x01 +#define GPMC_IRQ_COUNT_EVENT 0x02 + +#define GPMC_BURST_4 4 /* 4 word burst */ +#define GPMC_BURST_8 8 /* 8 word burst */ +#define GPMC_BURST_16 16 /* 16 word burst */ +#define GPMC_DEVWIDTH_8BIT 1 /* 8-bit device width */ +#define GPMC_DEVWIDTH_16BIT 2 /* 16-bit device width */ +#define GPMC_MUX_AAD 1 /* Addr-Addr-Data multiplex */ +#define GPMC_MUX_AD 2 /* Addr-Data multiplex */ + +/* bool type time settings */ +struct gpmc_bool_timings { + bool cycle2cyclediffcsen; + bool cycle2cyclesamecsen; + bool we_extra_delay; + bool oe_extra_delay; + bool adv_extra_delay; + bool cs_extra_delay; + bool time_para_granularity; +}; + +/* + * Note that all values in this struct are in nanoseconds except sync_clk + * (which is in picoseconds), while the register values are in gpmc_fck cycles. + */ +struct gpmc_timings { + /* Minimum clock period for synchronous mode (in picoseconds) */ + u32 sync_clk; + + /* Chip-select signal timings corresponding to GPMC_CS_CONFIG2 */ + u32 cs_on; /* Assertion time */ + u32 cs_rd_off; /* Read deassertion time */ + u32 cs_wr_off; /* Write deassertion time */ + + /* ADV signal timings corresponding to GPMC_CONFIG3 */ + u32 adv_on; /* Assertion time */ + u32 adv_rd_off; /* Read deassertion time */ + u32 adv_wr_off; /* Write deassertion time */ + + /* WE signals timings corresponding to GPMC_CONFIG4 */ + u32 we_on; /* WE assertion time */ + u32 we_off; /* WE deassertion time */ + + /* OE signals timings corresponding to GPMC_CONFIG4 */ + u32 oe_on; /* OE assertion time */ + u32 oe_off; /* OE deassertion time */ + + /* Access time and cycle time timings corresponding to GPMC_CONFIG5 */ + u32 page_burst_access; /* Multiple access word delay */ + u32 access; /* Start-cycle to first data valid delay */ + u32 rd_cycle; /* Total read cycle time */ + u32 wr_cycle; /* Total write cycle time */ + + u32 bus_turnaround; + u32 cycle2cycle_delay; + + u32 wait_monitoring; + u32 clk_activation; + + /* The following are only on OMAP3430 */ + u32 wr_access; /* WRACCESSTIME */ + u32 wr_data_mux_bus; /* WRDATAONADMUXBUS */ + + struct gpmc_bool_timings bool_timings; +}; + +/* Device timings in picoseconds */ +struct gpmc_device_timings { + u32 t_ceasu; /* address setup to CS valid */ + u32 t_avdasu; /* address setup to ADV valid */ + /* XXX: try to combine t_avdp_r & t_avdp_w. Issue is + * of tusb using these timings even for sync whilst + * ideally for adv_rd/(wr)_off it should have considered + * t_avdh instead. This indirectly necessitates r/w + * variations of t_avdp as it is possible to have one + * sync & other async + */ + u32 t_avdp_r; /* ADV low time (what about t_cer ?) */ + u32 t_avdp_w; + u32 t_aavdh; /* address hold time */ + u32 t_oeasu; /* address setup to OE valid */ + u32 t_aa; /* access time from ADV assertion */ + u32 t_iaa; /* initial access time */ + u32 t_oe; /* access time from OE assertion */ + u32 t_ce; /* access time from CS asertion */ + u32 t_rd_cycle; /* read cycle time */ + u32 t_cez_r; /* read CS deassertion to high Z */ + u32 t_cez_w; /* write CS deassertion to high Z */ + u32 t_oez; /* OE deassertion to high Z */ + u32 t_weasu; /* address setup to WE valid */ + u32 t_wpl; /* write assertion time */ + u32 t_wph; /* write deassertion time */ + u32 t_wr_cycle; /* write cycle time */ + + u32 clk; + u32 t_bacc; /* burst access valid clock to output delay */ + u32 t_ces; /* CS setup time to clk */ + u32 t_avds; /* ADV setup time to clk */ + u32 t_avdh; /* ADV hold time from clk */ + u32 t_ach; /* address hold time from clk */ + u32 t_rdyo; /* clk to ready valid */ + + u32 t_ce_rdyz; /* XXX: description ?, or use t_cez instead */ + u32 t_ce_avd; /* CS on to ADV on delay */ + + /* XXX: check the possibility of combining + * cyc_aavhd_oe & cyc_aavdh_we + */ + u8 cyc_aavdh_oe;/* read address hold time in cycles */ + u8 cyc_aavdh_we;/* write address hold time in cycles */ + u8 cyc_oe; /* access time from OE assertion in cycles */ + u8 cyc_wpl; /* write deassertion time in cycles */ + u32 cyc_iaa; /* initial access time in cycles */ + + /* extra delays */ + bool ce_xdelay; + bool avd_xdelay; + bool oe_xdelay; + bool we_xdelay; +}; + +struct gpmc_settings { + bool burst_wrap; /* enables wrap bursting */ + bool burst_read; /* enables read page/burst mode */ + bool burst_write; /* enables write page/burst mode */ + bool device_nand; /* device is NAND */ + bool sync_read; /* enables synchronous reads */ + bool sync_write; /* enables synchronous writes */ + bool wait_on_read; /* monitor wait on reads */ + bool wait_on_write; /* monitor wait on writes */ + u32 burst_len; /* page/burst length */ + u32 device_width; /* device bus width (8 or 16 bit) */ + u32 mux_add_data; /* multiplex address & data */ + u32 wait_pin; /* wait-pin to be used */ +}; + +extern int gpmc_calc_timings(struct gpmc_timings *gpmc_t, + struct gpmc_settings *gpmc_s, + struct gpmc_device_timings *dev_t); + +struct gpmc_nand_regs; +struct device_node; + +extern void gpmc_update_nand_reg(struct gpmc_nand_regs *reg, int cs); +extern int gpmc_get_client_irq(unsigned irq_config); + +extern unsigned int gpmc_ticks_to_ns(unsigned int ticks); + +extern void gpmc_cs_write_reg(int cs, int idx, u32 val); +extern int gpmc_calc_divider(unsigned int sync_clk); +extern int gpmc_cs_set_timings(int cs, const struct gpmc_timings *t); +extern int gpmc_cs_program_settings(int cs, struct gpmc_settings *p); +extern int gpmc_cs_request(int cs, unsigned long size, unsigned long *base); +extern void gpmc_cs_free(int cs); +extern int gpmc_configure(int cmd, int wval); +extern void gpmc_read_settings_dt(struct device_node *np, + struct gpmc_settings *p); + +extern void omap3_gpmc_save_context(void); +extern void omap3_gpmc_restore_context(void); + +struct gpmc_timings; +struct omap_nand_platform_data; +struct omap_onenand_platform_data; + +#if IS_ENABLED(CONFIG_MTD_NAND_OMAP2) +extern int gpmc_nand_init(struct omap_nand_platform_data *d, + struct gpmc_timings *gpmc_t); +#else +static inline int gpmc_nand_init(struct omap_nand_platform_data *d, + struct gpmc_timings *gpmc_t) +{ + return 0; +} +#endif + +#if IS_ENABLED(CONFIG_MTD_ONENAND_OMAP2) +extern void gpmc_onenand_init(struct omap_onenand_platform_data *d); +#else +#define board_onenand_data NULL +static inline void gpmc_onenand_init(struct omap_onenand_platform_data *d) +{ +} +#endif diff --git a/include/linux/page-isolation.h b/include/linux/page-isolation.h index 3fff8e774067..2dc1e1697b45 100644 --- a/include/linux/page-isolation.h +++ b/include/linux/page-isolation.h @@ -2,6 +2,10 @@ #define __LINUX_PAGEISOLATION_H #ifdef CONFIG_MEMORY_ISOLATION +static inline bool has_isolate_pageblock(struct zone *zone) +{ + return zone->nr_isolate_pageblock; +} static inline bool is_migrate_isolate_page(struct page *page) { return get_pageblock_migratetype(page) == MIGRATE_ISOLATE; @@ -11,6 +15,10 @@ static inline bool is_migrate_isolate(int migratetype) return migratetype == MIGRATE_ISOLATE; } #else +static inline bool has_isolate_pageblock(struct zone *zone) +{ + return false; +} static inline bool is_migrate_isolate_page(struct page *page) { return false; diff --git a/include/linux/pci-acpi.h b/include/linux/pci-acpi.h index 64dacb7288a6..24c7728ca681 100644 --- a/include/linux/pci-acpi.h +++ b/include/linux/pci-acpi.h @@ -41,8 +41,13 @@ static inline acpi_handle acpi_pci_get_bridge_handle(struct pci_bus *pbus) if (pci_is_root_bus(pbus)) dev = pbus->bridge; - else + else { + /* If pbus is a virtual bus, there is no bridge to it */ + if (!pbus->self) + return NULL; + dev = &pbus->self->dev; + } return ACPI_HANDLE(dev); } diff --git a/include/linux/pci.h b/include/linux/pci.h index 5be8db45e368..a523cee3abb5 100644 --- a/include/linux/pci.h +++ b/include/linux/pci.h @@ -331,6 +331,7 @@ struct pci_dev { unsigned int is_added:1; unsigned int is_busmaster:1; /* device is busmaster */ unsigned int no_msi:1; /* device may not use msi */ + unsigned int no_64bit_msi:1; /* device may only use 32-bit MSIs */ unsigned int block_cfg_access:1; /* config space access is blocked */ unsigned int broken_parity_status:1; /* Device generates false positive parity */ unsigned int irq_reroute_variant:2; /* device needs IRQ rerouting variant */ @@ -449,7 +450,7 @@ struct pci_bus { struct resource busn_res; /* bus numbers routed to this bus */ struct pci_ops *ops; /* configuration access functions */ - struct msi_chip *msi; /* MSI controller */ + struct msi_controller *msi; /* MSI controller */ void *sysdata; /* hook for sys-specific extension */ struct proc_dir_entry *procdir; /* directory entry in /proc/bus/pci */ diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h index 1fa99a301817..97fb9f69aaed 100644 --- a/include/linux/pci_ids.h +++ b/include/linux/pci_ids.h @@ -522,6 +522,8 @@ #define PCI_DEVICE_ID_AMD_15H_M10H_F3 0x1403 #define PCI_DEVICE_ID_AMD_15H_M30H_NB_F3 0x141d #define PCI_DEVICE_ID_AMD_15H_M30H_NB_F4 0x141e +#define PCI_DEVICE_ID_AMD_15H_M60H_NB_F3 0x1573 +#define PCI_DEVICE_ID_AMD_15H_M60H_NB_F4 0x1574 #define PCI_DEVICE_ID_AMD_15H_NB_F0 0x1600 #define PCI_DEVICE_ID_AMD_15H_NB_F1 0x1601 #define PCI_DEVICE_ID_AMD_15H_NB_F2 0x1602 diff --git a/include/linux/percpu-refcount.h b/include/linux/percpu-refcount.h index d5c89e0dd0e6..51ce60c35f4c 100644 --- a/include/linux/percpu-refcount.h +++ b/include/linux/percpu-refcount.h @@ -133,7 +133,13 @@ static inline bool __ref_is_percpu(struct percpu_ref *ref, /* paired with smp_store_release() in percpu_ref_reinit() */ smp_read_barrier_depends(); - if (unlikely(percpu_ptr & __PERCPU_REF_ATOMIC)) + /* + * Theoretically, the following could test just ATOMIC; however, + * then we'd have to mask off DEAD separately as DEAD may be + * visible without ATOMIC if we race with percpu_ref_kill(). DEAD + * implies ATOMIC anyway. Test them together. + */ + if (unlikely(percpu_ptr & __PERCPU_REF_ATOMIC_DEAD)) return false; *percpu_countp = (unsigned long __percpu *)percpu_ptr; diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h index 893a0d07986f..486e84ccb1f9 100644 --- a/include/linux/perf_event.h +++ b/include/linux/perf_event.h @@ -79,7 +79,7 @@ struct perf_branch_stack { struct perf_branch_entry entries[0]; }; -struct perf_regs_user { +struct perf_regs { __u64 abi; struct pt_regs *regs; }; @@ -580,34 +580,40 @@ extern u64 perf_event_read_value(struct perf_event *event, struct perf_sample_data { - u64 type; + /* + * Fields set by perf_sample_data_init(), group so as to + * minimize the cachelines touched. + */ + u64 addr; + struct perf_raw_record *raw; + struct perf_branch_stack *br_stack; + u64 period; + u64 weight; + u64 txn; + union perf_mem_data_src data_src; + /* + * The other fields, optionally {set,used} by + * perf_{prepare,output}_sample(). + */ + u64 type; u64 ip; struct { u32 pid; u32 tid; } tid_entry; u64 time; - u64 addr; u64 id; u64 stream_id; struct { u32 cpu; u32 reserved; } cpu_entry; - u64 period; - union perf_mem_data_src data_src; struct perf_callchain_entry *callchain; - struct perf_raw_record *raw; - struct perf_branch_stack *br_stack; - struct perf_regs_user regs_user; + struct perf_regs regs_user; + struct perf_regs regs_intr; u64 stack_user_size; - u64 weight; - /* - * Transaction flags for abort events: - */ - u64 txn; -}; +} ____cacheline_aligned; /* default value for data source */ #define PERF_MEM_NA (PERF_MEM_S(OP, NA) |\ @@ -624,9 +630,6 @@ static inline void perf_sample_data_init(struct perf_sample_data *data, data->raw = NULL; data->br_stack = NULL; data->period = period; - data->regs_user.abi = PERF_SAMPLE_REGS_ABI_NONE; - data->regs_user.regs = NULL; - data->stack_user_size = 0; data->weight = 0; data->data_src.val = PERF_MEM_NA; data->txn = 0; diff --git a/include/linux/platform_data/hsmmc-omap.h b/include/linux/platform_data/hsmmc-omap.h new file mode 100644 index 000000000000..67bbcf0785f6 --- /dev/null +++ b/include/linux/platform_data/hsmmc-omap.h @@ -0,0 +1,90 @@ +/* + * MMC definitions for OMAP2 + * + * Copyright (C) 2006 Nokia Corporation + * + * 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. + */ + +/* + * struct omap_hsmmc_dev_attr.flags possibilities + * + * OMAP_HSMMC_SUPPORTS_DUAL_VOLT: Some HSMMC controller instances can + * operate with either 1.8Vdc or 3.0Vdc card voltages; this flag + * should be set if this is the case. See for example Section 22.5.3 + * "MMC/SD/SDIO1 Bus Voltage Selection" of the OMAP34xx Multimedia + * Device Silicon Revision 3.1.x Revision ZR (July 2011) (SWPU223R). + * + * OMAP_HSMMC_BROKEN_MULTIBLOCK_READ: Multiple-block read transfers + * don't work correctly on some MMC controller instances on some + * OMAP3 SoCs; this flag should be set if this is the case. See + * for example Advisory 2.1.1.128 "MMC: Multiple Block Read + * Operation Issue" in _OMAP3530/3525/3515/3503 Silicon Errata_ + * Revision F (October 2010) (SPRZ278F). + */ +#define OMAP_HSMMC_SUPPORTS_DUAL_VOLT BIT(0) +#define OMAP_HSMMC_BROKEN_MULTIBLOCK_READ BIT(1) +#define OMAP_HSMMC_SWAKEUP_MISSING BIT(2) + +struct omap_hsmmc_dev_attr { + u8 flags; +}; + +struct mmc_card; + +struct omap_hsmmc_platform_data { + /* back-link to device */ + struct device *dev; + + /* set if your board has components or wiring that limits the + * maximum frequency on the MMC bus */ + unsigned int max_freq; + + /* Integrating attributes from the omap_hwmod layer */ + u8 controller_flags; + + /* Register offset deviation */ + u16 reg_offset; + + /* + * 4/8 wires and any additional host capabilities + * need to OR'd all capabilities (ref. linux/mmc/host.h) + */ + u32 caps; /* Used for the MMC driver on 2430 and later */ + u32 pm_caps; /* PM capabilities of the mmc */ + + /* switch pin can be for card detect (default) or card cover */ + unsigned cover:1; + + /* use the internal clock */ + unsigned internal_clock:1; + + /* nonremovable e.g. eMMC */ + unsigned nonremovable:1; + + /* eMMC does not handle power off when not in sleep state */ + unsigned no_regulator_off_init:1; + + /* we can put the features above into this variable */ +#define HSMMC_HAS_PBIAS (1 << 0) +#define HSMMC_HAS_UPDATED_RESET (1 << 1) +#define HSMMC_HAS_HSPE_SUPPORT (1 << 2) + unsigned features; + + int switch_pin; /* gpio (card detect) */ + int gpio_wp; /* gpio (write protect) */ + + int (*set_power)(struct device *dev, int power_on, int vdd); + void (*remux)(struct device *dev, int power_on); + /* Call back before enabling / disabling regulators */ + void (*before_set_reg)(struct device *dev, int power_on, int vdd); + /* Call back after enabling / disabling regulators */ + void (*after_set_reg)(struct device *dev, int power_on, int vdd); + /* if we have special card, init it using this callback */ + void (*init_card)(struct mmc_card *card); + + const char *name; + u32 ocr_mask; +}; diff --git a/include/linux/platform_data/mmc-atmel-mci.h b/include/linux/platform_data/mmc-atmel-mci.h new file mode 100644 index 000000000000..399a2d5a14bd --- /dev/null +++ b/include/linux/platform_data/mmc-atmel-mci.h @@ -0,0 +1,22 @@ +#ifndef __MMC_ATMEL_MCI_H +#define __MMC_ATMEL_MCI_H + +#include <linux/platform_data/dma-atmel.h> +#include <linux/platform_data/dma-dw.h> + +/** + * struct mci_dma_data - DMA data for MCI interface + */ +struct mci_dma_data { +#ifdef CONFIG_ARM + struct at_dma_slave sdata; +#else + struct dw_dma_slave sdata; +#endif +}; + +/* accessor macros */ +#define slave_data_ptr(s) (&(s)->sdata) +#define find_slave_dev(s) ((s)->sdata.dma_dev) + +#endif /* __MMC_ATMEL_MCI_H */ diff --git a/include/linux/platform_data/mmc-omap.h b/include/linux/platform_data/mmc-omap.h index 51e70cf25cbc..5c188f4e9bec 100644 --- a/include/linux/platform_data/mmc-omap.h +++ b/include/linux/platform_data/mmc-omap.h @@ -10,32 +10,8 @@ #define OMAP_MMC_MAX_SLOTS 2 -/* - * struct omap_mmc_dev_attr.flags possibilities - * - * OMAP_HSMMC_SUPPORTS_DUAL_VOLT: Some HSMMC controller instances can - * operate with either 1.8Vdc or 3.0Vdc card voltages; this flag - * should be set if this is the case. See for example Section 22.5.3 - * "MMC/SD/SDIO1 Bus Voltage Selection" of the OMAP34xx Multimedia - * Device Silicon Revision 3.1.x Revision ZR (July 2011) (SWPU223R). - * - * OMAP_HSMMC_BROKEN_MULTIBLOCK_READ: Multiple-block read transfers - * don't work correctly on some MMC controller instances on some - * OMAP3 SoCs; this flag should be set if this is the case. See - * for example Advisory 2.1.1.128 "MMC: Multiple Block Read - * Operation Issue" in _OMAP3530/3525/3515/3503 Silicon Errata_ - * Revision F (October 2010) (SPRZ278F). - */ -#define OMAP_HSMMC_SUPPORTS_DUAL_VOLT BIT(0) -#define OMAP_HSMMC_BROKEN_MULTIBLOCK_READ BIT(1) -#define OMAP_HSMMC_SWAKEUP_MISSING BIT(2) - struct mmc_card; -struct omap_mmc_dev_attr { - u8 flags; -}; - struct omap_mmc_platform_data { /* back-link to device */ struct device *dev; @@ -106,9 +82,6 @@ struct omap_mmc_platform_data { unsigned vcc_aux_disable_is_sleep:1; /* we can put the features above into this variable */ -#define HSMMC_HAS_PBIAS (1 << 0) -#define HSMMC_HAS_UPDATED_RESET (1 << 1) -#define HSMMC_HAS_HSPE_SUPPORT (1 << 2) #define MMC_OMAP7XX (1 << 3) #define MMC_OMAP15XX (1 << 4) #define MMC_OMAP16XX (1 << 5) diff --git a/include/linux/platform_data/pxa_sdhci.h b/include/linux/platform_data/pxa_sdhci.h index 27d3156d093a..9e20c2fb4ffd 100644 --- a/include/linux/platform_data/pxa_sdhci.h +++ b/include/linux/platform_data/pxa_sdhci.h @@ -55,9 +55,4 @@ struct sdhci_pxa_platdata { unsigned int quirks2; unsigned int pm_caps; }; - -struct sdhci_pxa { - u8 clk_enable; - u8 power_mode; -}; #endif /* _PXA_SDHCI_H_ */ diff --git a/include/linux/platform_data/serial-omap.h b/include/linux/platform_data/serial-omap.h index c860c1b314c0..d09275f3cde3 100644 --- a/include/linux/platform_data/serial-omap.h +++ b/include/linux/platform_data/serial-omap.h @@ -38,9 +38,6 @@ struct omap_uart_port_info { unsigned int dma_rx_timeout; unsigned int autosuspend_timeout; unsigned int dma_rx_poll_rate; - int DTR_gpio; - int DTR_inverted; - int DTR_present; int (*get_context_loss_count)(struct device *); void (*enable_wakeup)(struct device *, bool); diff --git a/include/linux/pm_domain.h b/include/linux/pm_domain.h index 73e938b7e937..2e0e06daf8c0 100644 --- a/include/linux/pm_domain.h +++ b/include/linux/pm_domain.h @@ -72,8 +72,10 @@ struct generic_pm_domain { bool max_off_time_changed; bool cached_power_down_ok; struct gpd_cpuidle_data *cpuidle_data; - void (*attach_dev)(struct device *dev); - void (*detach_dev)(struct device *dev); + int (*attach_dev)(struct generic_pm_domain *domain, + struct device *dev); + void (*detach_dev)(struct generic_pm_domain *domain, + struct device *dev); }; static inline struct generic_pm_domain *pd_to_genpd(struct dev_pm_domain *pd) @@ -104,7 +106,7 @@ struct generic_pm_domain_data { struct notifier_block nb; struct mutex lock; unsigned int refcount; - bool need_restore; + int need_restore; }; #ifdef CONFIG_PM_GENERIC_DOMAINS diff --git a/include/linux/power/charger-manager.h b/include/linux/power/charger-manager.h index 07e7945a1ff2..e97fc656a058 100644 --- a/include/linux/power/charger-manager.h +++ b/include/linux/power/charger-manager.h @@ -253,9 +253,6 @@ struct charger_manager { struct device *dev; struct charger_desc *desc; - struct power_supply *fuel_gauge; - struct power_supply **charger_stat; - #ifdef CONFIG_THERMAL struct thermal_zone_device *tzd_batt; #endif diff --git a/include/linux/power_supply.h b/include/linux/power_supply.h index 3ed049673022..096dbced02ac 100644 --- a/include/linux/power_supply.h +++ b/include/linux/power_supply.h @@ -200,6 +200,12 @@ struct power_supply { void (*external_power_changed)(struct power_supply *psy); void (*set_charged)(struct power_supply *psy); + /* + * Set if thermal zone should not be created for this power supply. + * For example for virtual supplies forwarding calls to actual + * sensors or other supplies. + */ + bool no_thermal; /* For APM emulation, think legacy userspace. */ int use_for_apm; diff --git a/include/linux/rcupdate.h b/include/linux/rcupdate.h index 53ff1a752d7e..ed4f5939a452 100644 --- a/include/linux/rcupdate.h +++ b/include/linux/rcupdate.h @@ -57,7 +57,7 @@ enum rcutorture_type { INVALID_RCU_FLAVOR }; -#if defined(CONFIG_TREE_RCU) || defined(CONFIG_TREE_PREEMPT_RCU) +#if defined(CONFIG_TREE_RCU) || defined(CONFIG_PREEMPT_RCU) void rcutorture_get_gp_data(enum rcutorture_type test_type, int *flags, unsigned long *gpnum, unsigned long *completed); void rcutorture_record_test_transition(void); @@ -260,7 +260,7 @@ static inline int rcu_preempt_depth(void) void rcu_init(void); void rcu_sched_qs(void); void rcu_bh_qs(void); -void rcu_check_callbacks(int cpu, int user); +void rcu_check_callbacks(int user); struct notifier_block; void rcu_idle_enter(void); void rcu_idle_exit(void); @@ -348,8 +348,8 @@ extern struct srcu_struct tasks_rcu_exit_srcu; */ #define cond_resched_rcu_qs() \ do { \ - rcu_note_voluntary_context_switch(current); \ - cond_resched(); \ + if (!cond_resched()) \ + rcu_note_voluntary_context_switch(current); \ } while (0) #if defined(CONFIG_DEBUG_LOCK_ALLOC) || defined(CONFIG_RCU_TRACE) || defined(CONFIG_SMP) @@ -365,7 +365,7 @@ typedef void call_rcu_func_t(struct rcu_head *head, void (*func)(struct rcu_head *head)); void wait_rcu_gp(call_rcu_func_t crf); -#if defined(CONFIG_TREE_RCU) || defined(CONFIG_TREE_PREEMPT_RCU) +#if defined(CONFIG_TREE_RCU) || defined(CONFIG_PREEMPT_RCU) #include <linux/rcutree.h> #elif defined(CONFIG_TINY_RCU) #include <linux/rcutiny.h> @@ -867,7 +867,7 @@ static inline void rcu_preempt_sleep_check(void) * * In non-preemptible RCU implementations (TREE_RCU and TINY_RCU), * it is illegal to block while in an RCU read-side critical section. - * In preemptible RCU implementations (TREE_PREEMPT_RCU) in CONFIG_PREEMPT + * In preemptible RCU implementations (PREEMPT_RCU) in CONFIG_PREEMPT * kernel builds, RCU read-side critical sections may be preempted, * but explicit blocking is illegal. Finally, in preemptible RCU * implementations in real-time (with -rt patchset) kernel builds, RCU @@ -902,7 +902,9 @@ static inline void rcu_read_lock(void) * Unfortunately, this function acquires the scheduler's runqueue and * priority-inheritance spinlocks. This means that deadlock could result * if the caller of rcu_read_unlock() already holds one of these locks or - * any lock that is ever acquired while holding them. + * any lock that is ever acquired while holding them; or any lock which + * can be taken from interrupt context because rcu_boost()->rt_mutex_lock() + * does not disable irqs while taking ->wait_lock. * * That said, RCU readers are never priority boosted unless they were * preempted. Therefore, one way to avoid deadlock is to make sure @@ -1062,6 +1064,7 @@ static inline notrace void rcu_read_unlock_sched_notrace(void) */ #define RCU_INIT_POINTER(p, v) \ do { \ + rcu_dereference_sparse(p, __rcu); \ p = RCU_INITIALIZER(v); \ } while (0) @@ -1118,7 +1121,7 @@ static inline notrace void rcu_read_unlock_sched_notrace(void) __kfree_rcu(&((ptr)->rcu_head), offsetof(typeof(*(ptr)), rcu_head)) #if defined(CONFIG_TINY_RCU) || defined(CONFIG_RCU_NOCB_CPU_ALL) -static inline int rcu_needs_cpu(int cpu, unsigned long *delta_jiffies) +static inline int rcu_needs_cpu(unsigned long *delta_jiffies) { *delta_jiffies = ULONG_MAX; return 0; diff --git a/include/linux/rcutiny.h b/include/linux/rcutiny.h index 38cc5b1e252d..0e5366200154 100644 --- a/include/linux/rcutiny.h +++ b/include/linux/rcutiny.h @@ -78,7 +78,7 @@ static inline void kfree_call_rcu(struct rcu_head *head, call_rcu(head, func); } -static inline void rcu_note_context_switch(int cpu) +static inline void rcu_note_context_switch(void) { rcu_sched_qs(); } diff --git a/include/linux/rcutree.h b/include/linux/rcutree.h index 3e2f5d432743..52953790dcca 100644 --- a/include/linux/rcutree.h +++ b/include/linux/rcutree.h @@ -30,9 +30,9 @@ #ifndef __LINUX_RCUTREE_H #define __LINUX_RCUTREE_H -void rcu_note_context_switch(int cpu); +void rcu_note_context_switch(void); #ifndef CONFIG_RCU_NOCB_CPU_ALL -int rcu_needs_cpu(int cpu, unsigned long *delta_jiffies); +int rcu_needs_cpu(unsigned long *delta_jiffies); #endif /* #ifndef CONFIG_RCU_NOCB_CPU_ALL */ void rcu_cpu_stall_reset(void); @@ -43,7 +43,7 @@ void rcu_cpu_stall_reset(void); */ static inline void rcu_virt_note_context_switch(int cpu) { - rcu_note_context_switch(cpu); + rcu_note_context_switch(); } void synchronize_rcu_bh(void); diff --git a/include/linux/regmap.h b/include/linux/regmap.h index c5ed83f49c4e..4419b99d8d6e 100644 --- a/include/linux/regmap.h +++ b/include/linux/regmap.h @@ -27,6 +27,7 @@ struct spmi_device; struct regmap; struct regmap_range_cfg; struct regmap_field; +struct snd_ac97; /* An enum of all the supported cache types */ enum regcache_type { @@ -340,6 +341,8 @@ struct regmap *regmap_init_spmi_ext(struct spmi_device *dev, struct regmap *regmap_init_mmio_clk(struct device *dev, const char *clk_id, void __iomem *regs, const struct regmap_config *config); +struct regmap *regmap_init_ac97(struct snd_ac97 *ac97, + const struct regmap_config *config); struct regmap *devm_regmap_init(struct device *dev, const struct regmap_bus *bus, @@ -356,6 +359,10 @@ struct regmap *devm_regmap_init_spmi_ext(struct spmi_device *dev, struct regmap *devm_regmap_init_mmio_clk(struct device *dev, const char *clk_id, void __iomem *regs, const struct regmap_config *config); +struct regmap *devm_regmap_init_ac97(struct snd_ac97 *ac97, + const struct regmap_config *config); + +bool regmap_ac97_default_volatile(struct device *dev, unsigned int reg); /** * regmap_init_mmio(): Initialise register map diff --git a/include/linux/regulator/consumer.h b/include/linux/regulator/consumer.h index f540b1496e2f..d17e1ff7ad01 100644 --- a/include/linux/regulator/consumer.h +++ b/include/linux/regulator/consumer.h @@ -101,6 +101,8 @@ struct regmap; * Data passed is "struct pre_voltage_change_data" * ABORT_VOLTAGE_CHANGE Regulator voltage change failed for some reason. * Data passed is old voltage cast to (void *). + * PRE_DISABLE Regulator is about to be disabled + * ABORT_DISABLE Regulator disable failed for some reason * * NOTE: These events can be OR'ed together when passed into handler. */ @@ -115,6 +117,8 @@ struct regmap; #define REGULATOR_EVENT_DISABLE 0x80 #define REGULATOR_EVENT_PRE_VOLTAGE_CHANGE 0x100 #define REGULATOR_EVENT_ABORT_VOLTAGE_CHANGE 0x200 +#define REGULATOR_EVENT_PRE_DISABLE 0x400 +#define REGULATOR_EVENT_ABORT_DISABLE 0x800 /** * struct pre_voltage_change_data - Data sent with PRE_VOLTAGE_CHANGE event @@ -284,7 +288,7 @@ devm_regulator_get(struct device *dev, const char *id) static inline struct regulator *__must_check regulator_get_exclusive(struct device *dev, const char *id) { - return NULL; + return ERR_PTR(-ENODEV); } static inline struct regulator *__must_check diff --git a/include/linux/regulator/driver.h b/include/linux/regulator/driver.h index fc0ee0ce8325..5f1e9ca47417 100644 --- a/include/linux/regulator/driver.h +++ b/include/linux/regulator/driver.h @@ -243,6 +243,8 @@ enum regulator_type { * * @enable_time: Time taken for initial enable of regulator (in uS). * @off_on_delay: guard time (in uS), before re-enabling a regulator + * + * @of_map_mode: Maps a hardware mode defined in a DeviceTree to a standard mode */ struct regulator_desc { const char *name; @@ -285,6 +287,8 @@ struct regulator_desc { unsigned int enable_time; unsigned int off_on_delay; + + unsigned int (*of_map_mode)(unsigned int mode); }; /** @@ -301,6 +305,9 @@ struct regulator_desc { * NULL). * @regmap: regmap to use for core regmap helpers if dev_get_regulator() is * insufficient. + * @ena_gpio_initialized: GPIO controlling regulator enable was properly + * initialized, meaning that >= 0 is a valid gpio + * identifier and < 0 is a non existent gpio. * @ena_gpio: GPIO controlling regulator enable. * @ena_gpio_invert: Sense for GPIO enable control. * @ena_gpio_flags: Flags to use when calling gpio_request_one() @@ -312,6 +319,7 @@ struct regulator_config { struct device_node *of_node; struct regmap *regmap; + bool ena_gpio_initialized; int ena_gpio; unsigned int ena_gpio_invert:1; unsigned int ena_gpio_flags; diff --git a/include/linux/regulator/of_regulator.h b/include/linux/regulator/of_regulator.h index f9217965aaa3..763953f7e3b8 100644 --- a/include/linux/regulator/of_regulator.h +++ b/include/linux/regulator/of_regulator.h @@ -6,24 +6,29 @@ #ifndef __LINUX_OF_REG_H #define __LINUX_OF_REG_H +struct regulator_desc; + struct of_regulator_match { const char *name; void *driver_data; struct regulator_init_data *init_data; struct device_node *of_node; + const struct regulator_desc *desc; }; #if defined(CONFIG_OF) extern struct regulator_init_data *of_get_regulator_init_data(struct device *dev, - struct device_node *node); + struct device_node *node, + const struct regulator_desc *desc); extern int of_regulator_match(struct device *dev, struct device_node *node, struct of_regulator_match *matches, unsigned int num_matches); #else static inline struct regulator_init_data *of_get_regulator_init_data(struct device *dev, - struct device_node *node) + struct device_node *node, + const struct regulator_desc *desc) { return NULL; } diff --git a/include/linux/reset-controller.h b/include/linux/reset-controller.h index 41a4695fde08..ce6b962ffed4 100644 --- a/include/linux/reset-controller.h +++ b/include/linux/reset-controller.h @@ -12,11 +12,13 @@ struct reset_controller_dev; * things to reset the device * @assert: manually assert the reset line, if supported * @deassert: manually deassert the reset line, if supported + * @status: return the status of the reset line, if supported */ struct reset_control_ops { int (*reset)(struct reset_controller_dev *rcdev, unsigned long id); int (*assert)(struct reset_controller_dev *rcdev, unsigned long id); int (*deassert)(struct reset_controller_dev *rcdev, unsigned long id); + int (*status)(struct reset_controller_dev *rcdev, unsigned long id); }; struct module; diff --git a/include/linux/reset.h b/include/linux/reset.h index 349f150ae12c..da5602bd77d7 100644 --- a/include/linux/reset.h +++ b/include/linux/reset.h @@ -10,6 +10,7 @@ struct reset_control; int reset_control_reset(struct reset_control *rstc); int reset_control_assert(struct reset_control *rstc); int reset_control_deassert(struct reset_control *rstc); +int reset_control_status(struct reset_control *rstc); struct reset_control *reset_control_get(struct device *dev, const char *id); void reset_control_put(struct reset_control *rstc); @@ -57,6 +58,12 @@ static inline int reset_control_deassert(struct reset_control *rstc) return 0; } +static inline int reset_control_status(struct reset_control *rstc) +{ + WARN_ON(1); + return 0; +} + static inline void reset_control_put(struct reset_control *rstc) { WARN_ON(1); diff --git a/include/linux/ring_buffer.h b/include/linux/ring_buffer.h index 49a4d6f59108..e2c13cd863bd 100644 --- a/include/linux/ring_buffer.h +++ b/include/linux/ring_buffer.h @@ -97,7 +97,7 @@ __ring_buffer_alloc(unsigned long size, unsigned flags, struct lock_class_key *k __ring_buffer_alloc((size), (flags), &__key); \ }) -int ring_buffer_wait(struct ring_buffer *buffer, int cpu); +int ring_buffer_wait(struct ring_buffer *buffer, int cpu, bool full); int ring_buffer_poll_wait(struct ring_buffer *buffer, int cpu, struct file *filp, poll_table *poll_table); diff --git a/include/linux/rtc.h b/include/linux/rtc.h index c2c28975293c..6d6be09a2fe5 100644 --- a/include/linux/rtc.h +++ b/include/linux/rtc.h @@ -19,11 +19,28 @@ extern int rtc_month_days(unsigned int month, unsigned int year); extern int rtc_year_days(unsigned int day, unsigned int month, unsigned int year); extern int rtc_valid_tm(struct rtc_time *tm); -extern int rtc_tm_to_time(struct rtc_time *tm, unsigned long *time); -extern void rtc_time_to_tm(unsigned long time, struct rtc_time *tm); +extern time64_t rtc_tm_to_time64(struct rtc_time *tm); +extern void rtc_time64_to_tm(time64_t time, struct rtc_time *tm); ktime_t rtc_tm_to_ktime(struct rtc_time tm); struct rtc_time rtc_ktime_to_tm(ktime_t kt); +/** + * Deprecated. Use rtc_time64_to_tm(). + */ +static inline void rtc_time_to_tm(unsigned long time, struct rtc_time *tm) +{ + rtc_time64_to_tm(time, tm); +} + +/** + * Deprecated. Use rtc_tm_to_time64(). + */ +static inline int rtc_tm_to_time(struct rtc_time *tm, unsigned long *time) +{ + *time = rtc_tm_to_time64(tm); + + return 0; +} #include <linux/device.h> #include <linux/seq_file.h> diff --git a/include/linux/sched.h b/include/linux/sched.h index 5e344bbe63ec..55f5ee7cc3d3 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -243,6 +243,43 @@ extern char ___assert_task_state[1 - 2*!!( ((task->state & TASK_UNINTERRUPTIBLE) != 0 && \ (task->flags & PF_FROZEN) == 0) +#ifdef CONFIG_DEBUG_ATOMIC_SLEEP + +#define __set_task_state(tsk, state_value) \ + do { \ + (tsk)->task_state_change = _THIS_IP_; \ + (tsk)->state = (state_value); \ + } while (0) +#define set_task_state(tsk, state_value) \ + do { \ + (tsk)->task_state_change = _THIS_IP_; \ + set_mb((tsk)->state, (state_value)); \ + } while (0) + +/* + * set_current_state() includes a barrier so that the write of current->state + * is correctly serialised wrt the caller's subsequent test of whether to + * actually sleep: + * + * set_current_state(TASK_UNINTERRUPTIBLE); + * if (do_i_need_to_sleep()) + * schedule(); + * + * If the caller does not need such serialisation then use __set_current_state() + */ +#define __set_current_state(state_value) \ + do { \ + current->task_state_change = _THIS_IP_; \ + current->state = (state_value); \ + } while (0) +#define set_current_state(state_value) \ + do { \ + current->task_state_change = _THIS_IP_; \ + set_mb(current->state, (state_value)); \ + } while (0) + +#else + #define __set_task_state(tsk, state_value) \ do { (tsk)->state = (state_value); } while (0) #define set_task_state(tsk, state_value) \ @@ -259,11 +296,13 @@ extern char ___assert_task_state[1 - 2*!!( * * If the caller does not need such serialisation then use __set_current_state() */ -#define __set_current_state(state_value) \ +#define __set_current_state(state_value) \ do { current->state = (state_value); } while (0) -#define set_current_state(state_value) \ +#define set_current_state(state_value) \ set_mb(current->state, (state_value)) +#endif + /* Task command name length */ #define TASK_COMM_LEN 16 @@ -1278,9 +1317,9 @@ struct task_struct { union rcu_special rcu_read_unlock_special; struct list_head rcu_node_entry; #endif /* #ifdef CONFIG_PREEMPT_RCU */ -#ifdef CONFIG_TREE_PREEMPT_RCU +#ifdef CONFIG_PREEMPT_RCU struct rcu_node *rcu_blocked_node; -#endif /* #ifdef CONFIG_TREE_PREEMPT_RCU */ +#endif /* #ifdef CONFIG_PREEMPT_RCU */ #ifdef CONFIG_TASKS_RCU unsigned long rcu_tasks_nvcsw; bool rcu_tasks_holdout; @@ -1558,28 +1597,23 @@ struct task_struct { struct numa_group *numa_group; /* - * Exponential decaying average of faults on a per-node basis. - * Scheduling placement decisions are made based on the these counts. - * The values remain static for the duration of a PTE scan + * numa_faults is an array split into four regions: + * faults_memory, faults_cpu, faults_memory_buffer, faults_cpu_buffer + * in this precise order. + * + * faults_memory: Exponential decaying average of faults on a per-node + * basis. Scheduling placement decisions are made based on these + * counts. The values remain static for the duration of a PTE scan. + * faults_cpu: Track the nodes the process was running on when a NUMA + * hinting fault was incurred. + * faults_memory_buffer and faults_cpu_buffer: Record faults per node + * during the current scan window. When the scan completes, the counts + * in faults_memory and faults_cpu decay and these values are copied. */ - unsigned long *numa_faults_memory; + unsigned long *numa_faults; unsigned long total_numa_faults; /* - * numa_faults_buffer records faults per node during the current - * scan window. When the scan completes, the counts in - * numa_faults_memory decay and these values are copied. - */ - unsigned long *numa_faults_buffer_memory; - - /* - * Track the nodes the process was running on when a NUMA hinting - * fault was incurred. - */ - unsigned long *numa_faults_cpu; - unsigned long *numa_faults_buffer_cpu; - - /* * numa_faults_locality tracks if faults recorded during the last * scan window were remote/local. The task scan period is adapted * based on the locality of the faults with different weights @@ -1661,6 +1695,9 @@ struct task_struct { unsigned int sequential_io; unsigned int sequential_io_avg; #endif +#ifdef CONFIG_DEBUG_ATOMIC_SLEEP + unsigned long task_state_change; +#endif }; /* Future-safe accessor for struct task_struct's cpus_allowed. */ @@ -2052,6 +2089,10 @@ static inline void tsk_restore_flags(struct task_struct *task, task->flags |= orig_flags & flags; } +extern int cpuset_cpumask_can_shrink(const struct cpumask *cur, + const struct cpumask *trial); +extern int task_can_attach(struct task_struct *p, + const struct cpumask *cs_cpus_allowed); #ifdef CONFIG_SMP extern void do_set_cpus_allowed(struct task_struct *p, const struct cpumask *new_mask); @@ -2760,7 +2801,7 @@ static inline int signal_pending_state(long state, struct task_struct *p) extern int _cond_resched(void); #define cond_resched() ({ \ - __might_sleep(__FILE__, __LINE__, 0); \ + ___might_sleep(__FILE__, __LINE__, 0); \ _cond_resched(); \ }) @@ -2773,14 +2814,14 @@ extern int __cond_resched_lock(spinlock_t *lock); #endif #define cond_resched_lock(lock) ({ \ - __might_sleep(__FILE__, __LINE__, PREEMPT_LOCK_OFFSET); \ + ___might_sleep(__FILE__, __LINE__, PREEMPT_LOCK_OFFSET);\ __cond_resched_lock(lock); \ }) extern int __cond_resched_softirq(void); #define cond_resched_softirq() ({ \ - __might_sleep(__FILE__, __LINE__, SOFTIRQ_DISABLE_OFFSET); \ + ___might_sleep(__FILE__, __LINE__, SOFTIRQ_DISABLE_OFFSET); \ __cond_resched_softirq(); \ }) diff --git a/include/linux/socket.h b/include/linux/socket.h index ec538fc287a6..bb9b83640070 100644 --- a/include/linux/socket.h +++ b/include/linux/socket.h @@ -256,7 +256,7 @@ struct ucred { #define MSG_EOF MSG_FIN #define MSG_FASTOPEN 0x20000000 /* Send data in TCP SYN */ -#define MSG_CMSG_CLOEXEC 0x40000000 /* Set close_on_exit for file +#define MSG_CMSG_CLOEXEC 0x40000000 /* Set close_on_exec for file descriptor received through SCM_RIGHTS */ #if defined(CONFIG_COMPAT) diff --git a/include/linux/time.h b/include/linux/time.h index 8c42cf8d2444..203c2ad40d71 100644 --- a/include/linux/time.h +++ b/include/linux/time.h @@ -39,9 +39,20 @@ static inline int timeval_compare(const struct timeval *lhs, const struct timeva return lhs->tv_usec - rhs->tv_usec; } -extern unsigned long mktime(const unsigned int year, const unsigned int mon, - const unsigned int day, const unsigned int hour, - const unsigned int min, const unsigned int sec); +extern time64_t mktime64(const unsigned int year, const unsigned int mon, + const unsigned int day, const unsigned int hour, + const unsigned int min, const unsigned int sec); + +/** + * Deprecated. Use mktime64(). + */ +static inline unsigned long mktime(const unsigned int year, + const unsigned int mon, const unsigned int day, + const unsigned int hour, const unsigned int min, + const unsigned int sec) +{ + return mktime64(year, mon, day, hour, min, sec); +} extern void set_normalized_timespec(struct timespec *ts, time_t sec, s64 nsec); diff --git a/include/linux/timekeeper_internal.h b/include/linux/timekeeper_internal.h index 95640dcd1899..05af9a334893 100644 --- a/include/linux/timekeeper_internal.h +++ b/include/linux/timekeeper_internal.h @@ -42,6 +42,7 @@ struct tk_read_base { * struct timekeeper - Structure holding internal timekeeping values. * @tkr: The readout base structure * @xtime_sec: Current CLOCK_REALTIME time in seconds + * @ktime_sec: Current CLOCK_MONOTONIC time in seconds * @wall_to_monotonic: CLOCK_REALTIME to CLOCK_MONOTONIC offset * @offs_real: Offset clock monotonic -> clock realtime * @offs_boot: Offset clock monotonic -> clock boottime @@ -77,6 +78,7 @@ struct tk_read_base { struct timekeeper { struct tk_read_base tkr; u64 xtime_sec; + unsigned long ktime_sec; struct timespec64 wall_to_monotonic; ktime_t offs_real; ktime_t offs_boot; diff --git a/include/linux/timekeeping.h b/include/linux/timekeeping.h index 1caa6b04fdc5..9b63d13ba82b 100644 --- a/include/linux/timekeeping.h +++ b/include/linux/timekeeping.h @@ -10,7 +10,7 @@ extern int timekeeping_suspended; * Get and set timeofday */ extern void do_gettimeofday(struct timeval *tv); -extern int do_settimeofday(const struct timespec *tv); +extern int do_settimeofday64(const struct timespec64 *ts); extern int do_sys_settimeofday(const struct timespec *tv, const struct timezone *tz); @@ -25,14 +25,24 @@ struct timespec __current_kernel_time(void); /* * timespec based interfaces */ -struct timespec get_monotonic_coarse(void); -extern void getrawmonotonic(struct timespec *ts); +struct timespec64 get_monotonic_coarse64(void); +extern void getrawmonotonic64(struct timespec64 *ts); extern void ktime_get_ts64(struct timespec64 *ts); +extern time64_t ktime_get_seconds(void); +extern time64_t ktime_get_real_seconds(void); extern int __getnstimeofday64(struct timespec64 *tv); extern void getnstimeofday64(struct timespec64 *tv); #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); @@ -53,7 +63,27 @@ static inline void ktime_get_real_ts(struct timespec *ts) getnstimeofday64(ts); } +static inline void getrawmonotonic(struct timespec *ts) +{ + getrawmonotonic64(ts); +} + +static inline struct timespec get_monotonic_coarse(void) +{ + return get_monotonic_coarse64(); +} #else +/** + * Deprecated. Use do_settimeofday64(). + */ +static inline int do_settimeofday(const struct timespec *ts) +{ + struct timespec64 ts64; + + ts64 = timespec_to_timespec64(*ts); + return do_settimeofday64(&ts64); +} + static inline int __getnstimeofday(struct timespec *ts) { struct timespec64 ts64; @@ -86,6 +116,19 @@ static inline void ktime_get_real_ts(struct timespec *ts) getnstimeofday64(&ts64); *ts = timespec64_to_timespec(ts64); } + +static inline void getrawmonotonic(struct timespec *ts) +{ + struct timespec64 ts64; + + getrawmonotonic64(&ts64); + *ts = timespec64_to_timespec(ts64); +} + +static inline struct timespec get_monotonic_coarse(void) +{ + return timespec64_to_timespec(get_monotonic_coarse64()); +} #endif extern void getboottime(struct timespec *ts); @@ -182,7 +225,7 @@ static inline void timekeeping_clocktai(struct timespec *ts) /* * RTC specific */ -extern void timekeeping_inject_sleeptime(struct timespec *delta); +extern void timekeeping_inject_sleeptime64(struct timespec64 *delta); /* * PPS accessor diff --git a/include/linux/vexpress.h b/include/linux/vexpress.h index a4c9547aae64..f8e76e08ebe4 100644 --- a/include/linux/vexpress.h +++ b/include/linux/vexpress.h @@ -15,8 +15,6 @@ #define _LINUX_VEXPRESS_H #include <linux/device.h> -#include <linux/platform_device.h> -#include <linux/reboot.h> #include <linux/regmap.h> #define VEXPRESS_SITE_MB 0 @@ -24,13 +22,6 @@ #define VEXPRESS_SITE_DB2 2 #define VEXPRESS_SITE_MASTER 0xf -#define VEXPRESS_RES_FUNC(_site, _func) \ -{ \ - .start = (_site), \ - .end = (_func), \ - .flags = IORESOURCE_BUS, \ -} - /* Config infrastructure */ void vexpress_config_set_master(u32 site); @@ -58,16 +49,6 @@ struct regmap *devm_regmap_init_vexpress_config(struct device *dev); /* Platform control */ -unsigned int vexpress_get_mci_cardin(struct device *dev); -u32 vexpress_get_procid(int site); -void *vexpress_get_24mhz_clock_base(void); void vexpress_flags_set(u32 data); -void vexpress_sysreg_early_init(void __iomem *base); -int vexpress_syscfg_device_register(struct platform_device *pdev); - -/* Clocks */ - -void vexpress_clk_init(void __iomem *sp810_base); - #endif diff --git a/include/linux/wait.h b/include/linux/wait.h index e4a8eb9312ea..2232ed16635a 100644 --- a/include/linux/wait.h +++ b/include/linux/wait.h @@ -13,9 +13,12 @@ typedef struct __wait_queue wait_queue_t; typedef int (*wait_queue_func_t)(wait_queue_t *wait, unsigned mode, int flags, void *key); int default_wake_function(wait_queue_t *wait, unsigned mode, int flags, void *key); +/* __wait_queue::flags */ +#define WQ_FLAG_EXCLUSIVE 0x01 +#define WQ_FLAG_WOKEN 0x02 + struct __wait_queue { unsigned int flags; -#define WQ_FLAG_EXCLUSIVE 0x01 void *private; wait_queue_func_t func; struct list_head task_list; @@ -258,11 +261,37 @@ __out: __ret; \ */ #define wait_event(wq, condition) \ do { \ + might_sleep(); \ if (condition) \ break; \ __wait_event(wq, condition); \ } while (0) +#define __wait_event_freezable(wq, condition) \ + ___wait_event(wq, condition, TASK_INTERRUPTIBLE, 0, 0, \ + schedule(); try_to_freeze()) + +/** + * wait_event - sleep (or freeze) until a condition gets true + * @wq: the waitqueue to wait on + * @condition: a C expression for the event to wait for + * + * The process is put to sleep (TASK_INTERRUPTIBLE -- so as not to contribute + * to system load) until the @condition evaluates to true. The + * @condition is checked each time the waitqueue @wq is woken up. + * + * wake_up() has to be called after changing any variable that could + * change the result of the wait condition. + */ +#define wait_event_freezable(wq, condition) \ +({ \ + int __ret = 0; \ + might_sleep(); \ + if (!(condition)) \ + __ret = __wait_event_freezable(wq, condition); \ + __ret; \ +}) + #define __wait_event_timeout(wq, condition, timeout) \ ___wait_event(wq, ___wait_cond_timeout(condition), \ TASK_UNINTERRUPTIBLE, 0, timeout, \ @@ -290,11 +319,30 @@ do { \ #define wait_event_timeout(wq, condition, timeout) \ ({ \ long __ret = timeout; \ + might_sleep(); \ if (!___wait_cond_timeout(condition)) \ __ret = __wait_event_timeout(wq, condition, timeout); \ __ret; \ }) +#define __wait_event_freezable_timeout(wq, condition, timeout) \ + ___wait_event(wq, ___wait_cond_timeout(condition), \ + TASK_INTERRUPTIBLE, 0, timeout, \ + __ret = schedule_timeout(__ret); try_to_freeze()) + +/* + * like wait_event_timeout() -- except it uses TASK_INTERRUPTIBLE to avoid + * increasing load and is freezable. + */ +#define wait_event_freezable_timeout(wq, condition, timeout) \ +({ \ + long __ret = timeout; \ + might_sleep(); \ + if (!___wait_cond_timeout(condition)) \ + __ret = __wait_event_freezable_timeout(wq, condition, timeout); \ + __ret; \ +}) + #define __wait_event_cmd(wq, condition, cmd1, cmd2) \ (void)___wait_event(wq, condition, TASK_UNINTERRUPTIBLE, 0, 0, \ cmd1; schedule(); cmd2) @@ -315,6 +363,7 @@ do { \ */ #define wait_event_cmd(wq, condition, cmd1, cmd2) \ do { \ + might_sleep(); \ if (condition) \ break; \ __wait_event_cmd(wq, condition, cmd1, cmd2); \ @@ -342,6 +391,7 @@ do { \ #define wait_event_interruptible(wq, condition) \ ({ \ int __ret = 0; \ + might_sleep(); \ if (!(condition)) \ __ret = __wait_event_interruptible(wq, condition); \ __ret; \ @@ -375,6 +425,7 @@ do { \ #define wait_event_interruptible_timeout(wq, condition, timeout) \ ({ \ long __ret = timeout; \ + might_sleep(); \ if (!___wait_cond_timeout(condition)) \ __ret = __wait_event_interruptible_timeout(wq, \ condition, timeout); \ @@ -425,6 +476,7 @@ do { \ #define wait_event_hrtimeout(wq, condition, timeout) \ ({ \ int __ret = 0; \ + might_sleep(); \ if (!(condition)) \ __ret = __wait_event_hrtimeout(wq, condition, timeout, \ TASK_UNINTERRUPTIBLE); \ @@ -450,6 +502,7 @@ do { \ #define wait_event_interruptible_hrtimeout(wq, condition, timeout) \ ({ \ long __ret = 0; \ + might_sleep(); \ if (!(condition)) \ __ret = __wait_event_hrtimeout(wq, condition, timeout, \ TASK_INTERRUPTIBLE); \ @@ -463,12 +516,27 @@ do { \ #define wait_event_interruptible_exclusive(wq, condition) \ ({ \ int __ret = 0; \ + might_sleep(); \ if (!(condition)) \ __ret = __wait_event_interruptible_exclusive(wq, condition);\ __ret; \ }) +#define __wait_event_freezable_exclusive(wq, condition) \ + ___wait_event(wq, condition, TASK_INTERRUPTIBLE, 1, 0, \ + schedule(); try_to_freeze()) + +#define wait_event_freezable_exclusive(wq, condition) \ +({ \ + int __ret = 0; \ + might_sleep(); \ + if (!(condition)) \ + __ret = __wait_event_freezable_exclusive(wq, condition);\ + __ret; \ +}) + + #define __wait_event_interruptible_locked(wq, condition, exclusive, irq) \ ({ \ int __ret = 0; \ @@ -637,6 +705,7 @@ do { \ #define wait_event_killable(wq, condition) \ ({ \ int __ret = 0; \ + might_sleep(); \ if (!(condition)) \ __ret = __wait_event_killable(wq, condition); \ __ret; \ @@ -830,6 +899,8 @@ void prepare_to_wait_exclusive(wait_queue_head_t *q, wait_queue_t *wait, int sta long prepare_to_wait_event(wait_queue_head_t *q, wait_queue_t *wait, int state); void finish_wait(wait_queue_head_t *q, wait_queue_t *wait); void abort_exclusive_wait(wait_queue_head_t *q, wait_queue_t *wait, unsigned int mode, void *key); +long wait_woken(wait_queue_t *wait, unsigned mode, long timeout); +int woken_wake_function(wait_queue_t *wait, unsigned mode, int sync, void *key); int autoremove_wake_function(wait_queue_t *wait, unsigned mode, int sync, void *key); int wake_bit_function(wait_queue_t *wait, unsigned mode, int sync, void *key); @@ -886,6 +957,7 @@ extern int bit_wait_io_timeout(struct wait_bit_key *); static inline int wait_on_bit(void *word, int bit, unsigned mode) { + might_sleep(); if (!test_bit(bit, word)) return 0; return out_of_line_wait_on_bit(word, bit, @@ -910,6 +982,7 @@ wait_on_bit(void *word, int bit, unsigned mode) static inline int wait_on_bit_io(void *word, int bit, unsigned mode) { + might_sleep(); if (!test_bit(bit, word)) return 0; return out_of_line_wait_on_bit(word, bit, @@ -936,6 +1009,7 @@ wait_on_bit_io(void *word, int bit, unsigned mode) static inline int wait_on_bit_action(void *word, int bit, wait_bit_action_f *action, unsigned mode) { + might_sleep(); if (!test_bit(bit, word)) return 0; return out_of_line_wait_on_bit(word, bit, action, mode); @@ -963,6 +1037,7 @@ wait_on_bit_action(void *word, int bit, wait_bit_action_f *action, unsigned mode static inline int wait_on_bit_lock(void *word, int bit, unsigned mode) { + might_sleep(); if (!test_and_set_bit(bit, word)) return 0; return out_of_line_wait_on_bit_lock(word, bit, bit_wait, mode); @@ -986,6 +1061,7 @@ wait_on_bit_lock(void *word, int bit, unsigned mode) static inline int wait_on_bit_lock_io(void *word, int bit, unsigned mode) { + might_sleep(); if (!test_and_set_bit(bit, word)) return 0; return out_of_line_wait_on_bit_lock(word, bit, bit_wait_io, mode); @@ -1011,6 +1087,7 @@ wait_on_bit_lock_io(void *word, int bit, unsigned mode) static inline int wait_on_bit_lock_action(void *word, int bit, wait_bit_action_f *action, unsigned mode) { + might_sleep(); if (!test_and_set_bit(bit, word)) return 0; return out_of_line_wait_on_bit_lock(word, bit, action, mode); @@ -1029,6 +1106,7 @@ wait_on_bit_lock_action(void *word, int bit, wait_bit_action_f *action, unsigned static inline int wait_on_atomic_t(atomic_t *val, int (*action)(atomic_t *), unsigned mode) { + might_sleep(); if (atomic_read(val) == 0) return 0; return out_of_line_wait_on_atomic_t(val, action, mode); |