diff options
Diffstat (limited to 'include/linux')
206 files changed, 3584 insertions, 1544 deletions
diff --git a/include/linux/Kbuild b/include/linux/Kbuild index a354c199ab9..2296d8b1931 100644 --- a/include/linux/Kbuild +++ b/include/linux/Kbuild @@ -20,15 +20,18 @@ header-y += wimax/ objhdr-y += version.h ifneq ($(wildcard $(srctree)/arch/$(SRCARCH)/include/asm/a.out.h \ - $(srctree)/include/asm-$(SRCARCH)/a.out.h),) + $(srctree)/include/asm-$(SRCARCH)/a.out.h \ + $(INSTALL_HDR_PATH)/include/asm-*/a.out.h),) header-y += a.out.h endif ifneq ($(wildcard $(srctree)/arch/$(SRCARCH)/include/asm/kvm.h \ - $(srctree)/include/asm-$(SRCARCH)/kvm.h),) + $(srctree)/include/asm-$(SRCARCH)/kvm.h \ + $(INSTALL_HDR_PATH)/include/asm-*/kvm.h),) header-y += kvm.h endif ifneq ($(wildcard $(srctree)/arch/$(SRCARCH)/include/asm/kvm_para.h \ - $(srctree)/include/asm-$(SRCARCH)/kvm_para.h),) + $(srctree)/include/asm-$(SRCARCH)/kvm_para.h \ + $(INSTALL_HDR_PATH)/include/asm-*/kvm_para.h),) header-y += kvm_para.h endif @@ -155,6 +158,7 @@ header-y += icmpv6.h header-y += if.h header-y += if_addr.h header-y += if_addrlabel.h +header-y += if_alg.h header-y += if_arcnet.h header-y += if_arp.h header-y += if_bonding.h diff --git a/include/linux/acpi.h b/include/linux/acpi.h index 67c91b4418b..a2e910e0129 100644 --- a/include/linux/acpi.h +++ b/include/linux/acpi.h @@ -306,9 +306,6 @@ extern acpi_status acpi_pci_osc_control_set(acpi_handle handle, u32 *mask, u32 req); extern void acpi_early_init(void); -int acpi_os_map_generic_address(struct acpi_generic_address *addr); -void acpi_os_unmap_generic_address(struct acpi_generic_address *addr); - #else /* !CONFIG_ACPI */ #define acpi_disabled 1 @@ -352,4 +349,14 @@ static inline int acpi_table_parse(char *id, return -1; } #endif /* !CONFIG_ACPI */ + +#ifdef CONFIG_ACPI_SLEEP +int suspend_nvs_register(unsigned long start, unsigned long size); +#else +static inline int suspend_nvs_register(unsigned long a, unsigned long b) +{ + return 0; +} +#endif + #endif /*_LINUX_ACPI_H*/ diff --git a/include/linux/acpi_io.h b/include/linux/acpi_io.h new file mode 100644 index 00000000000..7180013a4a3 --- /dev/null +++ b/include/linux/acpi_io.h @@ -0,0 +1,16 @@ +#ifndef _ACPI_IO_H_ +#define _ACPI_IO_H_ + +#include <linux/io.h> +#include <acpi/acpi.h> + +static inline void __iomem *acpi_os_ioremap(acpi_physical_address phys, + acpi_size size) +{ + return ioremap_cache(phys, size); +} + +int acpi_os_map_generic_address(struct acpi_generic_address *addr); +void acpi_os_unmap_generic_address(struct acpi_generic_address *addr); + +#endif diff --git a/include/linux/agp_backend.h b/include/linux/agp_backend.h index 09ea4a1e950..eaf6cd75a1b 100644 --- a/include/linux/agp_backend.h +++ b/include/linux/agp_backend.h @@ -102,10 +102,8 @@ extern struct agp_memory *agp_allocate_memory(struct agp_bridge_data *, size_t, extern int agp_copy_info(struct agp_bridge_data *, struct agp_kern_info *); extern int agp_bind_memory(struct agp_memory *, off_t); extern int agp_unbind_memory(struct agp_memory *); -extern int agp_rebind_memory(void); extern void agp_enable(struct agp_bridge_data *, u32); extern struct agp_bridge_data *agp_backend_acquire(struct pci_dev *); extern void agp_backend_release(struct agp_bridge_data *); -extern void agp_flush_chipset(struct agp_bridge_data *); #endif /* _AGP_BACKEND_H */ diff --git a/include/linux/amba/pl08x.h b/include/linux/amba/pl08x.h index 521a0f8974a..3111385b8ca 100644 --- a/include/linux/amba/pl08x.h +++ b/include/linux/amba/pl08x.h @@ -12,7 +12,6 @@ * * Please credit ARM.com * Documentation: ARM DDI 0196D - * */ #ifndef AMBA_PL08X_H @@ -22,6 +21,15 @@ #include <linux/dmaengine.h> #include <linux/interrupt.h> +struct pl08x_lli; +struct pl08x_driver_data; + +/* Bitmasks for selecting AHB ports for DMA transfers */ +enum { + PL08X_AHB1 = (1 << 0), + PL08X_AHB2 = (1 << 1) +}; + /** * struct pl08x_channel_data - data structure to pass info between * platform and PL08x driver regarding channel configuration @@ -46,8 +54,10 @@ * @circular_buffer: whether the buffer passed in is circular and * shall simply be looped round round (like a record baby round * round round round) - * @single: the device connected to this channel will request single - * DMA transfers, not bursts. (Bursts are default.) + * @single: the device connected to this channel will request single DMA + * transfers, not bursts. (Bursts are default.) + * @periph_buses: the device connected to this channel is accessible via + * these buses (use PL08X_AHB1 | PL08X_AHB2). */ struct pl08x_channel_data { char *bus_id; @@ -55,10 +65,10 @@ struct pl08x_channel_data { int max_signal; u32 muxval; u32 cctl; - u32 ccfg; dma_addr_t addr; bool circular_buffer; bool single; + u8 periph_buses; }; /** @@ -67,24 +77,23 @@ struct pl08x_channel_data { * @addr: current address * @maxwidth: the maximum width of a transfer on this bus * @buswidth: the width of this bus in bytes: 1, 2 or 4 - * @fill_bytes: bytes required to fill to the next bus memory - * boundary + * @fill_bytes: bytes required to fill to the next bus memory boundary */ struct pl08x_bus_data { dma_addr_t addr; u8 maxwidth; u8 buswidth; - u32 fill_bytes; + size_t fill_bytes; }; /** * struct pl08x_phy_chan - holder for the physical channels * @id: physical index to this channel * @lock: a lock to use when altering an instance of this struct - * @signal: the physical signal (aka channel) serving this - * physical channel right now - * @serving: the virtual channel currently being served by this - * physical channel + * @signal: the physical signal (aka channel) serving this physical channel + * right now + * @serving: the virtual channel currently being served by this physical + * channel */ struct pl08x_phy_chan { unsigned int id; @@ -92,11 +101,6 @@ struct pl08x_phy_chan { spinlock_t lock; int signal; struct pl08x_dma_chan *serving; - u32 csrc; - u32 cdst; - u32 clli; - u32 cctl; - u32 ccfg; }; /** @@ -108,26 +112,23 @@ struct pl08x_txd { struct dma_async_tx_descriptor tx; struct list_head node; enum dma_data_direction direction; - struct pl08x_bus_data srcbus; - struct pl08x_bus_data dstbus; - int len; + dma_addr_t src_addr; + dma_addr_t dst_addr; + size_t len; dma_addr_t llis_bus; - void *llis_va; - struct pl08x_channel_data *cd; - bool active; + struct pl08x_lli *llis_va; + /* Default cctl value for LLIs */ + u32 cctl; /* * Settings to be put into the physical channel when we - * trigger this txd + * trigger this txd. Other registers are in llis_va[0]. */ - u32 csrc; - u32 cdst; - u32 clli; - u32 cctl; + u32 ccfg; }; /** - * struct pl08x_dma_chan_state - holds the PL08x specific virtual - * channel states + * struct pl08x_dma_chan_state - holds the PL08x specific virtual channel + * states * @PL08X_CHAN_IDLE: the channel is idle * @PL08X_CHAN_RUNNING: the channel has allocated a physical transport * channel and is running a transfer on it @@ -147,6 +148,8 @@ enum pl08x_dma_chan_state { * struct pl08x_dma_chan - this structure wraps a DMA ENGINE channel * @chan: wrappped abstract channel * @phychan: the physical channel utilized by this channel, if there is one + * @phychan_hold: if non-zero, hold on to the physical channel even if we + * have no pending entries * @tasklet: tasklet scheduled by the IRQ to handle actual work etc * @name: name of channel * @cd: channel platform data @@ -154,53 +157,49 @@ enum pl08x_dma_chan_state { * @runtime_direction: current direction of this channel according to * runtime config * @lc: last completed transaction on this channel - * @desc_list: queued transactions pending on this channel + * @pend_list: queued transactions pending on this channel * @at: active transaction on this channel - * @lockflags: sometimes we let a lock last between two function calls, - * especially prep/submit, and then we need to store the IRQ flags - * in the channel state, here * @lock: a lock for this channel data * @host: a pointer to the host (internal use) * @state: whether the channel is idle, paused, running etc * @slave: whether this channel is a device (slave) or for memcpy - * @waiting: a TX descriptor on this channel which is waiting for - * a physical channel to become available + * @waiting: a TX descriptor on this channel which is waiting for a physical + * channel to become available */ struct pl08x_dma_chan { struct dma_chan chan; struct pl08x_phy_chan *phychan; + int phychan_hold; struct tasklet_struct tasklet; char *name; struct pl08x_channel_data *cd; dma_addr_t runtime_addr; enum dma_data_direction runtime_direction; - atomic_t last_issued; dma_cookie_t lc; - struct list_head desc_list; + struct list_head pend_list; struct pl08x_txd *at; - unsigned long lockflags; spinlock_t lock; - void *host; + struct pl08x_driver_data *host; enum pl08x_dma_chan_state state; bool slave; struct pl08x_txd *waiting; }; /** - * struct pl08x_platform_data - the platform configuration for the - * PL08x PrimeCells. + * struct pl08x_platform_data - the platform configuration for the PL08x + * PrimeCells. * @slave_channels: the channels defined for the different devices on the * platform, all inclusive, including multiplexed channels. The available - * physical channels will be multiplexed around these signals as they - * are requested, just enumerate all possible channels. - * @get_signal: request a physical signal to be used for a DMA - * transfer immediately: if there is some multiplexing or similar blocking - * the use of the channel the transfer can be denied by returning - * less than zero, else it returns the allocated signal number + * physical channels will be multiplexed around these signals as they are + * requested, just enumerate all possible channels. + * @get_signal: request a physical signal to be used for a DMA transfer + * immediately: if there is some multiplexing or similar blocking the use + * of the channel the transfer can be denied by returning less than zero, + * else it returns the allocated signal number * @put_signal: indicate to the platform that this physical signal is not * running any DMA transfer and multiplexing can be recycled - * @bus_bit_lli: Bit[0] of the address indicated which AHB bus master the - * LLI addresses are on 0/1 Master 1/2. + * @lli_buses: buses which LLIs can be fetched from: PL08X_AHB1 | PL08X_AHB2 + * @mem_buses: buses which memory can be accessed from: PL08X_AHB1 | PL08X_AHB2 */ struct pl08x_platform_data { struct pl08x_channel_data *slave_channels; @@ -208,6 +207,8 @@ struct pl08x_platform_data { struct pl08x_channel_data memcpy_channel; int (*get_signal)(struct pl08x_dma_chan *); void (*put_signal)(struct pl08x_dma_chan *); + u8 lli_buses; + u8 mem_buses; }; #ifdef CONFIG_AMBA_PL08X diff --git a/include/linux/audit.h b/include/linux/audit.h index 8b5c0620abf..359df048769 100644 --- a/include/linux/audit.h +++ b/include/linux/audit.h @@ -372,6 +372,7 @@ struct audit_buffer; struct audit_context; struct inode; struct netlink_skb_parms; +struct path; struct linux_binprm; struct mq_attr; struct mqstat; diff --git a/include/linux/auto_fs4.h b/include/linux/auto_fs4.h index 8b49ac48a5b..e02982fa295 100644 --- a/include/linux/auto_fs4.h +++ b/include/linux/auto_fs4.h @@ -24,7 +24,7 @@ #define AUTOFS_MIN_PROTO_VERSION 3 #define AUTOFS_MAX_PROTO_VERSION 5 -#define AUTOFS_PROTO_SUBVERSION 1 +#define AUTOFS_PROTO_SUBVERSION 2 /* Mask for expire behaviour */ #define AUTOFS_EXP_IMMEDIATE 1 diff --git a/include/linux/bfin_mac.h b/include/linux/bfin_mac.h index 904dec7d03a..a69554ef847 100644 --- a/include/linux/bfin_mac.h +++ b/include/linux/bfin_mac.h @@ -24,6 +24,7 @@ struct bfin_mii_bus_platform_data { const unsigned short *mac_peripherals; int phy_mode; unsigned int phy_mask; + unsigned short vlan1_mask, vlan2_mask; }; #endif diff --git a/include/linux/binfmts.h b/include/linux/binfmts.h index 64a7114a939..c3d6512eded 100644 --- a/include/linux/binfmts.h +++ b/include/linux/binfmts.h @@ -25,7 +25,7 @@ struct pt_regs; /* * This structure is used to hold the arguments that are used when loading binaries. */ -struct linux_binprm{ +struct linux_binprm { char buf[BINPRM_BUF_SIZE]; #ifdef CONFIG_MMU struct vm_area_struct *vma; @@ -93,7 +93,6 @@ struct linux_binfmt { int (*load_shlib)(struct file *); int (*core_dump)(struct coredump_params *cprm); unsigned long min_coredump; /* minimal dump size */ - int hasvdso; }; extern int __register_binfmt(struct linux_binfmt *fmt, int insert); @@ -113,7 +112,7 @@ extern void unregister_binfmt(struct linux_binfmt *); extern int prepare_binprm(struct linux_binprm *); extern int __must_check remove_arg_zero(struct linux_binprm *); -extern int search_binary_handler(struct linux_binprm *,struct pt_regs *); +extern int search_binary_handler(struct linux_binprm *, struct pt_regs *); extern int flush_old_exec(struct linux_binprm * bprm); extern void setup_new_exec(struct linux_binprm * bprm); diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index 36ab42c9bb9..4d18ff34670 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -115,6 +115,7 @@ struct request { void *elevator_private3; struct gendisk *rq_disk; + struct hd_struct *part; unsigned long start_time; #ifdef CONFIG_BLK_CGROUP unsigned long long start_time_ns; @@ -646,7 +647,6 @@ static inline void rq_flush_dcache_pages(struct request *rq) extern int blk_register_queue(struct gendisk *disk); extern void blk_unregister_queue(struct gendisk *disk); -extern void register_disk(struct gendisk *dev); extern void generic_make_request(struct bio *bio); extern void blk_rq_init(struct request_queue *q, struct request *rq); extern void blk_put_request(struct request *); @@ -1256,6 +1256,9 @@ struct block_device_operations { int (*compat_ioctl) (struct block_device *, fmode_t, unsigned, unsigned long); int (*direct_access) (struct block_device *, sector_t, void **, unsigned long *); + unsigned int (*check_events) (struct gendisk *disk, + unsigned int clearing); + /* ->media_changed() is DEPRECATED, use ->check_events() instead */ int (*media_changed) (struct gendisk *); void (*unlock_native_capacity) (struct gendisk *); int (*revalidate_disk) (struct gendisk *); diff --git a/include/linux/capability.h b/include/linux/capability.h index 90012b9ddbf..fb16a3699b9 100644 --- a/include/linux/capability.h +++ b/include/linux/capability.h @@ -246,7 +246,6 @@ struct cpu_vfs_cap_data { /* Allow configuration of the secure attention key */ /* Allow administration of the random device */ /* Allow examination and configuration of disk quotas */ -/* Allow configuring the kernel's syslog (printk behaviour) */ /* Allow setting the domainname */ /* Allow setting the hostname */ /* Allow calling bdflush() */ @@ -352,7 +351,11 @@ struct cpu_vfs_cap_data { #define CAP_MAC_ADMIN 33 -#define CAP_LAST_CAP CAP_MAC_ADMIN +/* Allow configuring the kernel's syslog (printk behaviour) */ + +#define CAP_SYSLOG 34 + +#define CAP_LAST_CAP CAP_SYSLOG #define cap_valid(x) ((x) >= 0 && (x) <= CAP_LAST_CAP) diff --git a/include/linux/cdev.h b/include/linux/cdev.h index f389e319a45..fb4591977b0 100644 --- a/include/linux/cdev.h +++ b/include/linux/cdev.h @@ -28,8 +28,6 @@ int cdev_add(struct cdev *, dev_t, unsigned); void cdev_del(struct cdev *); -int cdev_index(struct inode *inode); - void cd_forget(struct inode *); extern struct backing_dev_info directly_mappable_cdev_bdi; diff --git a/include/linux/cdrom.h b/include/linux/cdrom.h index 78e90479662..35eae4b6750 100644 --- a/include/linux/cdrom.h +++ b/include/linux/cdrom.h @@ -946,6 +946,8 @@ struct cdrom_device_info { /* device-related storage */ unsigned int options : 30; /* options flags */ unsigned mc_flags : 2; /* media change buffer flags */ + unsigned int vfs_events; /* cached events for vfs path */ + unsigned int ioctl_events; /* cached events for ioctl path */ int use_count; /* number of times device opened */ char name[20]; /* name of the device type */ /* per-device flags */ @@ -965,6 +967,8 @@ struct cdrom_device_ops { int (*open) (struct cdrom_device_info *, int); void (*release) (struct cdrom_device_info *); int (*drive_status) (struct cdrom_device_info *, int); + unsigned int (*check_events) (struct cdrom_device_info *cdi, + unsigned int clearing, int slot); int (*media_changed) (struct cdrom_device_info *, int); int (*tray_move) (struct cdrom_device_info *, int); int (*lock_door) (struct cdrom_device_info *, int); @@ -993,6 +997,8 @@ extern int cdrom_open(struct cdrom_device_info *cdi, struct block_device *bdev, extern void cdrom_release(struct cdrom_device_info *cdi, fmode_t mode); extern int cdrom_ioctl(struct cdrom_device_info *cdi, struct block_device *bdev, fmode_t mode, unsigned int cmd, unsigned long arg); +extern unsigned int cdrom_check_events(struct cdrom_device_info *cdi, + unsigned int clearing); extern int cdrom_media_changed(struct cdrom_device_info *); extern int register_cdrom(struct cdrom_device_info *cdi); diff --git a/include/linux/ceph/ceph_fs.h b/include/linux/ceph/ceph_fs.h index c3c74aef289..09dcc0c2ffd 100644 --- a/include/linux/ceph/ceph_fs.h +++ b/include/linux/ceph/ceph_fs.h @@ -43,6 +43,10 @@ #define CEPH_FEATURE_NOSRCADDR (1<<1) #define CEPH_FEATURE_MONCLOCKCHECK (1<<2) #define CEPH_FEATURE_FLOCK (1<<3) +#define CEPH_FEATURE_SUBSCRIBE2 (1<<4) +#define CEPH_FEATURE_MONNAMES (1<<5) +#define CEPH_FEATURE_RECONNECT_SEQ (1<<6) +#define CEPH_FEATURE_DIRLAYOUTHASH (1<<7) /* @@ -55,10 +59,10 @@ struct ceph_file_layout { __le32 fl_stripe_count; /* over this many objects */ __le32 fl_object_size; /* until objects are this big, then move to new objects */ - __le32 fl_cas_hash; /* 0 = none; 1 = sha256 */ + __le32 fl_cas_hash; /* UNUSED. 0 = none; 1 = sha256 */ /* pg -> disk layout */ - __le32 fl_object_stripe_unit; /* for per-object parity, if any */ + __le32 fl_object_stripe_unit; /* UNUSED. for per-object parity, if any */ /* object -> pg layout */ __le32 fl_pg_preferred; /* preferred primary for pg (-1 for none) */ @@ -69,6 +73,12 @@ struct ceph_file_layout { int ceph_file_layout_is_valid(const struct ceph_file_layout *layout); +struct ceph_dir_layout { + __u8 dl_dir_hash; /* see ceph_hash.h for ids */ + __u8 dl_unused1; + __u16 dl_unused2; + __u32 dl_unused3; +} __attribute__ ((packed)); /* crypto algorithms */ #define CEPH_CRYPTO_NONE 0x0 @@ -457,7 +467,7 @@ struct ceph_mds_reply_inode { struct ceph_timespec rctime; struct ceph_frag_tree_head fragtree; /* (must be at end of struct) */ } __attribute__ ((packed)); -/* followed by frag array, then symlink string, then xattr blob */ +/* followed by frag array, symlink string, dir layout, xattr blob */ /* reply_lease follows dname, and reply_inode */ struct ceph_mds_reply_lease { diff --git a/include/linux/ceph/messenger.h b/include/linux/ceph/messenger.h index a108b425fee..c3011beac30 100644 --- a/include/linux/ceph/messenger.h +++ b/include/linux/ceph/messenger.h @@ -110,17 +110,12 @@ struct ceph_msg_pos { /* * ceph_connection state bit flags - * - * QUEUED and BUSY are used together to ensure that only a single - * thread is currently opening, reading or writing data to the socket. */ #define LOSSYTX 0 /* we can close channel or drop messages on errors */ #define CONNECTING 1 #define NEGOTIATING 2 #define KEEPALIVE_PENDING 3 #define WRITE_PENDING 4 /* we have data ready to send */ -#define QUEUED 5 /* there is work queued on this connection */ -#define BUSY 6 /* work is being done */ #define STANDBY 8 /* no outgoing messages, socket closed. we keep * the ceph_connection around to maintain shared * state with the peer. */ diff --git a/include/linux/cgroup.h b/include/linux/cgroup.h index ed4ba111bc8..ce104e33cd2 100644 --- a/include/linux/cgroup.h +++ b/include/linux/cgroup.h @@ -564,7 +564,7 @@ struct cgroup_iter { /* * To iterate across the tasks in a cgroup: * - * 1) call cgroup_iter_start to intialize an iterator + * 1) call cgroup_iter_start to initialize an iterator * * 2) call cgroup_iter_next() to retrieve member tasks until it * returns NULL or until you want to end the iteration diff --git a/include/linux/coda_cache.h b/include/linux/coda_cache.h deleted file mode 100644 index c910b5eb1ce..00000000000 --- a/include/linux/coda_cache.h +++ /dev/null @@ -1,22 +0,0 @@ -/* Coda filesystem -- Linux Minicache - * - * Copyright (C) 1989 - 1997 Carnegie Mellon University - * - * Carnegie Mellon University encourages users of this software to - * contribute improvements to the Coda project. Contact Peter Braam - * <coda@cs.cmu.edu> - */ - -#ifndef _CFSNC_HEADER_ -#define _CFSNC_HEADER_ - -/* credential cache */ -void coda_cache_enter(struct inode *inode, int mask); -void coda_cache_clear_inode(struct inode *); -void coda_cache_clear_all(struct super_block *sb); -int coda_cache_check(struct inode *inode, int mask); - -/* for downcalls and attributes and lookups */ -void coda_flag_inode_children(struct inode *inode, int flag); - -#endif /* _CFSNC_HEADER_ */ diff --git a/include/linux/coda_fs_i.h b/include/linux/coda_fs_i.h deleted file mode 100644 index e35071b1de0..00000000000 --- a/include/linux/coda_fs_i.h +++ /dev/null @@ -1,58 +0,0 @@ -/* - * coda_fs_i.h - * - * Copyright (C) 1998 Carnegie Mellon University - * - */ - -#ifndef _LINUX_CODA_FS_I -#define _LINUX_CODA_FS_I - -#include <linux/types.h> -#include <linux/list.h> -#include <linux/spinlock.h> -#include <linux/coda.h> - -/* - * coda fs inode data - * c_lock protects accesses to c_flags, c_mapcount, c_cached_epoch, c_uid and - * c_cached_perm. - * vfs_inode is set only when the inode is created and never changes. - * c_fid is set when the inode is created and should be considered immutable. - */ -struct coda_inode_info { - struct CodaFid c_fid; /* Coda identifier */ - u_short c_flags; /* flags (see below) */ - unsigned int c_mapcount; /* nr of times this inode is mapped */ - unsigned int c_cached_epoch; /* epoch for cached permissions */ - vuid_t c_uid; /* fsuid for cached permissions */ - unsigned int c_cached_perm; /* cached access permissions */ - spinlock_t c_lock; - struct inode vfs_inode; -}; - -/* - * coda fs file private data - */ -#define CODA_MAGIC 0xC0DAC0DA -struct coda_file_info { - int cfi_magic; /* magic number */ - struct file *cfi_container; /* container file for this cnode */ - unsigned int cfi_mapcount; /* nr of times this file is mapped */ -}; - -#define CODA_FTOC(file) ((struct coda_file_info *)((file)->private_data)) - -/* flags */ -#define C_VATTR 0x1 /* Validity of vattr in inode */ -#define C_FLUSH 0x2 /* used after a flush */ -#define C_DYING 0x4 /* from venus (which died) */ -#define C_PURGE 0x8 - -int coda_cnode_make(struct inode **, struct CodaFid *, struct super_block *); -struct inode *coda_iget(struct super_block *sb, struct CodaFid *fid, struct coda_vattr *attr); -int coda_cnode_makectl(struct inode **inode, struct super_block *sb); -struct inode *coda_fid_to_inode(struct CodaFid *fid, struct super_block *sb); -void coda_replace_fid(struct inode *, struct CodaFid *, struct CodaFid *); - -#endif diff --git a/include/linux/coda_linux.h b/include/linux/coda_linux.h deleted file mode 100644 index 4ccc59c1ea8..00000000000 --- a/include/linux/coda_linux.h +++ /dev/null @@ -1,99 +0,0 @@ -/* - * Coda File System, Linux Kernel module - * - * Original version, adapted from cfs_mach.c, (C) Carnegie Mellon University - * Linux modifications (C) 1996, Peter J. Braam - * Rewritten for Linux 2.1 (C) 1997 Carnegie Mellon University - * - * Carnegie Mellon University encourages users of this software to - * contribute improvements to the Coda project. - */ - -#ifndef _LINUX_CODA_FS -#define _LINUX_CODA_FS - -#include <linux/kernel.h> -#include <linux/param.h> -#include <linux/mm.h> -#include <linux/vmalloc.h> -#include <linux/slab.h> -#include <linux/wait.h> -#include <linux/types.h> -#include <linux/fs.h> -#include <linux/coda_fs_i.h> - -/* operations */ -extern const struct inode_operations coda_dir_inode_operations; -extern const struct inode_operations coda_file_inode_operations; -extern const struct inode_operations coda_ioctl_inode_operations; - -extern const struct address_space_operations coda_file_aops; -extern const struct address_space_operations coda_symlink_aops; - -extern const struct file_operations coda_dir_operations; -extern const struct file_operations coda_file_operations; -extern const struct file_operations coda_ioctl_operations; - -/* operations shared over more than one file */ -int coda_open(struct inode *i, struct file *f); -int coda_release(struct inode *i, struct file *f); -int coda_permission(struct inode *inode, int mask, unsigned int flags); -int coda_revalidate_inode(struct dentry *); -int coda_getattr(struct vfsmount *, struct dentry *, struct kstat *); -int coda_setattr(struct dentry *, struct iattr *); - -/* this file: heloers */ -char *coda_f2s(struct CodaFid *f); -int coda_isroot(struct inode *i); -int coda_iscontrol(const char *name, size_t length); - -void coda_vattr_to_iattr(struct inode *, struct coda_vattr *); -void coda_iattr_to_vattr(struct iattr *, struct coda_vattr *); -unsigned short coda_flags_to_cflags(unsigned short); - -/* sysctl.h */ -void coda_sysctl_init(void); -void coda_sysctl_clean(void); - -#define CODA_ALLOC(ptr, cast, size) do { \ - if (size < PAGE_SIZE) \ - ptr = kmalloc((unsigned long) size, GFP_KERNEL); \ - else \ - ptr = (cast)vmalloc((unsigned long) size); \ - if (!ptr) \ - printk("kernel malloc returns 0 at %s:%d\n", __FILE__, __LINE__); \ - else memset( ptr, 0, size ); \ -} while (0) - - -#define CODA_FREE(ptr,size) \ - do { if (size < PAGE_SIZE) kfree((ptr)); else vfree((ptr)); } while (0) - -/* inode to cnode access functions */ - -static inline struct coda_inode_info *ITOC(struct inode *inode) -{ - return list_entry(inode, struct coda_inode_info, vfs_inode); -} - -static __inline__ struct CodaFid *coda_i2f(struct inode *inode) -{ - return &(ITOC(inode)->c_fid); -} - -static __inline__ char *coda_i2s(struct inode *inode) -{ - return coda_f2s(&(ITOC(inode)->c_fid)); -} - -/* this will not zap the inode away */ -static __inline__ void coda_flag_inode(struct inode *inode, int flag) -{ - struct coda_inode_info *cii = ITOC(inode); - - spin_lock(&cii->c_lock); - cii->c_flags |= flag; - spin_unlock(&cii->c_lock); -} - -#endif diff --git a/include/linux/compaction.h b/include/linux/compaction.h index 5ac51552d90..dfa2ed4c0d2 100644 --- a/include/linux/compaction.h +++ b/include/linux/compaction.h @@ -11,6 +11,9 @@ /* The full zone was compacted */ #define COMPACT_COMPLETE 3 +#define COMPACT_MODE_DIRECT_RECLAIM 0 +#define COMPACT_MODE_KSWAPD 1 + #ifdef CONFIG_COMPACTION extern int sysctl_compact_memory; extern int sysctl_compaction_handler(struct ctl_table *table, int write, @@ -21,7 +24,12 @@ extern int sysctl_extfrag_handler(struct ctl_table *table, int write, extern int fragmentation_index(struct zone *zone, unsigned int order); extern unsigned long try_to_compact_pages(struct zonelist *zonelist, - int order, gfp_t gfp_mask, nodemask_t *mask); + int order, gfp_t gfp_mask, nodemask_t *mask, + bool sync); +extern unsigned long compaction_suitable(struct zone *zone, int order); +extern unsigned long compact_zone_order(struct zone *zone, int order, + gfp_t gfp_mask, bool sync, + int compact_mode); /* Do not skip compaction more than 64 times */ #define COMPACT_MAX_DEFER_SHIFT 6 @@ -54,7 +62,20 @@ static inline bool compaction_deferred(struct zone *zone) #else static inline unsigned long try_to_compact_pages(struct zonelist *zonelist, - int order, gfp_t gfp_mask, nodemask_t *nodemask) + int order, gfp_t gfp_mask, nodemask_t *nodemask, + bool sync) +{ + return COMPACT_CONTINUE; +} + +static inline unsigned long compaction_suitable(struct zone *zone, int order) +{ + return COMPACT_SKIPPED; +} + +static inline unsigned long compact_zone_order(struct zone *zone, int order, + gfp_t gfp_mask, bool sync, + int compact_mode) { return COMPACT_CONTINUE; } diff --git a/include/linux/cper.h b/include/linux/cper.h index bf972f81e2a..3104aaff5dd 100644 --- a/include/linux/cper.h +++ b/include/linux/cper.h @@ -39,10 +39,12 @@ * Severity difinition for error_severity in struct cper_record_header * and section_severity in struct cper_section_descriptor */ -#define CPER_SEV_RECOVERABLE 0x0 -#define CPER_SEV_FATAL 0x1 -#define CPER_SEV_CORRECTED 0x2 -#define CPER_SEV_INFORMATIONAL 0x3 +enum { + CPER_SEV_RECOVERABLE, + CPER_SEV_FATAL, + CPER_SEV_CORRECTED, + CPER_SEV_INFORMATIONAL, +}; /* * Validation bits difinition for validation_bits in struct @@ -201,6 +203,47 @@ UUID_LE(0x036F84E1, 0x7F37, 0x428c, 0xA7, 0x9E, 0x57, 0x5F, \ 0xDF, 0xAA, 0x84, 0xEC) +#define CPER_PROC_VALID_TYPE 0x0001 +#define CPER_PROC_VALID_ISA 0x0002 +#define CPER_PROC_VALID_ERROR_TYPE 0x0004 +#define CPER_PROC_VALID_OPERATION 0x0008 +#define CPER_PROC_VALID_FLAGS 0x0010 +#define CPER_PROC_VALID_LEVEL 0x0020 +#define CPER_PROC_VALID_VERSION 0x0040 +#define CPER_PROC_VALID_BRAND_INFO 0x0080 +#define CPER_PROC_VALID_ID 0x0100 +#define CPER_PROC_VALID_TARGET_ADDRESS 0x0200 +#define CPER_PROC_VALID_REQUESTOR_ID 0x0400 +#define CPER_PROC_VALID_RESPONDER_ID 0x0800 +#define CPER_PROC_VALID_IP 0x1000 + +#define CPER_MEM_VALID_ERROR_STATUS 0x0001 +#define CPER_MEM_VALID_PHYSICAL_ADDRESS 0x0002 +#define CPER_MEM_VALID_PHYSICAL_ADDRESS_MASK 0x0004 +#define CPER_MEM_VALID_NODE 0x0008 +#define CPER_MEM_VALID_CARD 0x0010 +#define CPER_MEM_VALID_MODULE 0x0020 +#define CPER_MEM_VALID_BANK 0x0040 +#define CPER_MEM_VALID_DEVICE 0x0080 +#define CPER_MEM_VALID_ROW 0x0100 +#define CPER_MEM_VALID_COLUMN 0x0200 +#define CPER_MEM_VALID_BIT_POSITION 0x0400 +#define CPER_MEM_VALID_REQUESTOR_ID 0x0800 +#define CPER_MEM_VALID_RESPONDER_ID 0x1000 +#define CPER_MEM_VALID_TARGET_ID 0x2000 +#define CPER_MEM_VALID_ERROR_TYPE 0x4000 + +#define CPER_PCIE_VALID_PORT_TYPE 0x0001 +#define CPER_PCIE_VALID_VERSION 0x0002 +#define CPER_PCIE_VALID_COMMAND_STATUS 0x0004 +#define CPER_PCIE_VALID_DEVICE_ID 0x0008 +#define CPER_PCIE_VALID_SERIAL_NUMBER 0x0010 +#define CPER_PCIE_VALID_BRIDGE_CONTROL_STATUS 0x0020 +#define CPER_PCIE_VALID_CAPABILITY 0x0040 +#define CPER_PCIE_VALID_AER_INFO 0x0080 + +#define CPER_PCIE_SLOT_SHIFT 3 + /* * All tables and structs must be byte-packed to match CPER * specification, since the tables are provided by the system BIOS @@ -306,6 +349,41 @@ struct cper_sec_mem_err { __u8 error_type; }; +struct cper_sec_pcie { + __u64 validation_bits; + __u32 port_type; + struct { + __u8 minor; + __u8 major; + __u8 reserved[2]; + } version; + __u16 command; + __u16 status; + __u32 reserved; + struct { + __u16 vendor_id; + __u16 device_id; + __u8 class_code[3]; + __u8 function; + __u8 device; + __u16 segment; + __u8 bus; + __u8 secondary_bus; + __u16 slot; + __u8 reserved; + } device_id; + struct { + __u32 lower; + __u32 upper; + } serial_number; + struct { + __u16 secondary_status; + __u16 control; + } bridge; + __u8 capability[60]; + __u8 aer_info[96]; +}; + /* Reset to default packing */ #pragma pack() diff --git a/include/linux/cpuidle.h b/include/linux/cpuidle.h index 1be416bbbb8..36719ead50e 100644 --- a/include/linux/cpuidle.h +++ b/include/linux/cpuidle.h @@ -47,13 +47,7 @@ struct cpuidle_state { /* Idle State Flags */ #define CPUIDLE_FLAG_TIME_VALID (0x01) /* is residency time measurable? */ -#define CPUIDLE_FLAG_CHECK_BM (0x02) /* BM activity will exit state */ -#define CPUIDLE_FLAG_POLL (0x10) /* no latency, no savings */ -#define CPUIDLE_FLAG_SHALLOW (0x20) /* low latency, minimal savings */ -#define CPUIDLE_FLAG_BALANCED (0x40) /* medium latency, moderate savings */ -#define CPUIDLE_FLAG_DEEP (0x80) /* high latency, large savings */ #define CPUIDLE_FLAG_IGNORE (0x100) /* ignore during this idle period */ -#define CPUIDLE_FLAG_TLB_FLUSHED (0x200) /* tlb will be flushed */ #define CPUIDLE_DRIVER_FLAGS_MASK (0xFFFF0000) diff --git a/include/linux/cramfs_fs.h b/include/linux/cramfs_fs.h index 6fc2bed368b..0e7bf272ec2 100644 --- a/include/linux/cramfs_fs.h +++ b/include/linux/cramfs_fs.h @@ -84,9 +84,11 @@ struct cramfs_super { | CRAMFS_FLAG_WRONG_SIGNATURE \ | CRAMFS_FLAG_SHIFTED_ROOT_OFFSET ) +#ifdef __KERNEL__ /* Uncompression interfaces to the underlying zlib */ int cramfs_uncompress_block(void *dst, int dstlen, void *src, int srclen); int cramfs_uncompress_init(void); void cramfs_uncompress_exit(void); +#endif /* __KERNEL__ */ #endif diff --git a/include/linux/cs5535.h b/include/linux/cs5535.h index d5a1d4810b8..6fe2114f8ad 100644 --- a/include/linux/cs5535.h +++ b/include/linux/cs5535.h @@ -103,14 +103,20 @@ static inline int cs5535_has_vsa2(void) #define GPIO_POSITIVE_EDGE_STS 0x48 #define GPIO_NEGATIVE_EDGE_STS 0x4C +#define GPIO_FLTR7_AMOUNT 0xD8 + #define GPIO_MAP_X 0xE0 #define GPIO_MAP_Y 0xE4 #define GPIO_MAP_Z 0xE8 #define GPIO_MAP_W 0xEC +#define GPIO_FE7_SEL 0xF7 + void cs5535_gpio_set(unsigned offset, unsigned int reg); void cs5535_gpio_clear(unsigned offset, unsigned int reg); int cs5535_gpio_isset(unsigned offset, unsigned int reg); +int cs5535_gpio_set_irq(unsigned group, unsigned irq); +void cs5535_gpio_setup_event(unsigned offset, int pair, int pme); /* MFGPTs */ diff --git a/include/linux/dcache.h b/include/linux/dcache.h index bd07758943e..f958c19e3ca 100644 --- a/include/linux/dcache.h +++ b/include/linux/dcache.h @@ -167,6 +167,8 @@ struct dentry_operations { void (*d_release)(struct dentry *); void (*d_iput)(struct dentry *, struct inode *); char *(*d_dname)(struct dentry *, char *, int); + struct vfsmount *(*d_automount)(struct path *); + int (*d_manage)(struct dentry *, bool, bool); } ____cacheline_aligned; /* @@ -205,13 +207,18 @@ struct dentry_operations { #define DCACHE_CANT_MOUNT 0x0100 #define DCACHE_GENOCIDE 0x0200 -#define DCACHE_MOUNTED 0x0400 /* is a mountpoint */ #define DCACHE_OP_HASH 0x1000 #define DCACHE_OP_COMPARE 0x2000 #define DCACHE_OP_REVALIDATE 0x4000 #define DCACHE_OP_DELETE 0x8000 +#define DCACHE_MOUNTED 0x10000 /* is a mountpoint */ +#define DCACHE_NEED_AUTOMOUNT 0x20000 /* handle automount on this dir */ +#define DCACHE_MANAGE_TRANSIT 0x40000 /* manage transit from this dirent */ +#define DCACHE_MANAGED_DENTRY \ + (DCACHE_MOUNTED|DCACHE_NEED_AUTOMOUNT|DCACHE_MANAGE_TRANSIT) + extern seqlock_t rename_lock; static inline int dname_external(struct dentry *dentry) @@ -307,7 +314,7 @@ extern struct dentry *__d_lookup_rcu(struct dentry *parent, struct qstr *name, * __d_rcu_to_refcount - take a refcount on dentry if sequence check is ok * @dentry: dentry to take a ref on * @seq: seqcount to verify against - * @Returns: 0 on failure, else 1. + * Returns: 0 on failure, else 1. * * __d_rcu_to_refcount operates on a dentry,seq pair that was returned * by __d_lookup_rcu, to get a reference on an rcu-walk dentry. @@ -399,7 +406,12 @@ static inline void dont_mount(struct dentry *dentry) extern void dput(struct dentry *); -static inline int d_mountpoint(struct dentry *dentry) +static inline bool d_managed(struct dentry *dentry) +{ + return dentry->d_flags & DCACHE_MANAGED_DENTRY; +} + +static inline bool d_mountpoint(struct dentry *dentry) { return dentry->d_flags & DCACHE_MOUNTED; } diff --git a/include/linux/dcookies.h b/include/linux/dcookies.h index 24c806f12a6..5ac3bdd5cee 100644 --- a/include/linux/dcookies.h +++ b/include/linux/dcookies.h @@ -13,10 +13,10 @@ #ifdef CONFIG_PROFILING #include <linux/dcache.h> -#include <linux/path.h> #include <linux/types.h> struct dcookie_user; +struct path; /** * dcookie_register - register a user of dcookies diff --git a/include/linux/decompress/inflate.h b/include/linux/decompress/inflate.h index f9b06ccc3e5..8c0aef1ba5f 100644 --- a/include/linux/decompress/inflate.h +++ b/include/linux/decompress/inflate.h @@ -1,9 +1,6 @@ #ifndef INFLATE_H #define INFLATE_H -/* Other housekeeping constants */ -#define INBUFSIZ 4096 - int gunzip(unsigned char *inbuf, int len, int(*fill)(void*, unsigned int), int(*flush)(void*, unsigned int), diff --git a/include/linux/decompress/mm.h b/include/linux/decompress/mm.h index ad5ec1d0475..4cb72b920c7 100644 --- a/include/linux/decompress/mm.h +++ b/include/linux/decompress/mm.h @@ -61,8 +61,6 @@ static void free(void *where) #define large_malloc(a) malloc(a) #define large_free(a) free(a) -#define set_error_fn(x) - #define INIT #else /* STATIC */ @@ -72,6 +70,7 @@ static void free(void *where) #include <linux/kernel.h> #include <linux/fs.h> #include <linux/string.h> +#include <linux/slab.h> #include <linux/vmalloc.h> /* Use defines rather than static inline in order to avoid spurious @@ -84,9 +83,6 @@ static void free(void *where) #define large_malloc(a) vmalloc(a) #define large_free(a) vfree(a) -static void(*error)(char *m); -#define set_error_fn(x) error = x; - #define INIT __init #define STATIC diff --git a/include/linux/decompress/unxz.h b/include/linux/decompress/unxz.h new file mode 100644 index 00000000000..41728fc6c8a --- /dev/null +++ b/include/linux/decompress/unxz.h @@ -0,0 +1,19 @@ +/* + * Wrapper for decompressing XZ-compressed kernel, initramfs, and initrd + * + * Author: Lasse Collin <lasse.collin@tukaani.org> + * + * This file has been put into the public domain. + * You can do whatever you want with this file. + */ + +#ifndef DECOMPRESS_UNXZ_H +#define DECOMPRESS_UNXZ_H + +int unxz(unsigned char *in, int in_size, + int (*fill)(void *dest, unsigned int size), + int (*flush)(void *src, unsigned int size), + unsigned char *out, int *in_used, + void (*error)(char *x)); + +#endif diff --git a/include/linux/device-mapper.h b/include/linux/device-mapper.h index 2970022faa6..272496d1fae 100644 --- a/include/linux/device-mapper.h +++ b/include/linux/device-mapper.h @@ -193,6 +193,13 @@ struct dm_target { char *error; }; +/* Each target can link one of these into the table */ +struct dm_target_callbacks { + struct list_head list; + int (*congested_fn) (struct dm_target_callbacks *, int); + void (*unplug_fn)(struct dm_target_callbacks *); +}; + int dm_register_target(struct target_type *t); void dm_unregister_target(struct target_type *t); @@ -269,6 +276,11 @@ int dm_table_add_target(struct dm_table *t, const char *type, sector_t start, sector_t len, char *params); /* + * Target_ctr should call this if it needs to add any callbacks. + */ +void dm_table_add_target_callbacks(struct dm_table *t, struct dm_target_callbacks *cb); + +/* * Finally call this to make the table ready for use. */ int dm_table_complete(struct dm_table *t); diff --git a/include/linux/device.h b/include/linux/device.h index dd489531346..1bf5cf0b451 100644 --- a/include/linux/device.h +++ b/include/linux/device.h @@ -30,9 +30,8 @@ struct device_private; struct device_driver; struct driver_private; struct class; -struct class_private; +struct subsys_private; struct bus_type; -struct bus_type_private; struct device_node; struct bus_attribute { @@ -65,7 +64,7 @@ struct bus_type { const struct dev_pm_ops *pm; - struct bus_type_private *p; + struct subsys_private *p; }; extern int __must_check bus_register(struct bus_type *bus); @@ -197,6 +196,7 @@ struct class { struct class_attribute *class_attrs; struct device_attribute *dev_attrs; + struct bin_attribute *dev_bin_attrs; struct kobject *dev_kobj; int (*dev_uevent)(struct device *dev, struct kobj_uevent_env *env); @@ -213,7 +213,7 @@ struct class { const struct dev_pm_ops *pm; - struct class_private *p; + struct subsys_private *p; }; struct class_dev_iter { @@ -508,13 +508,13 @@ static inline int device_is_registered(struct device *dev) static inline void device_enable_async_suspend(struct device *dev) { - if (dev->power.status == DPM_ON) + if (!dev->power.in_suspend) dev->power.async_suspend = true; } static inline void device_disable_async_suspend(struct device *dev) { - if (dev->power.status == DPM_ON) + if (!dev->power.in_suspend) dev->power.async_suspend = false; } diff --git a/include/linux/dm-ioctl.h b/include/linux/dm-ioctl.h index 49eab360d5d..78bbf47bbb9 100644 --- a/include/linux/dm-ioctl.h +++ b/include/linux/dm-ioctl.h @@ -44,7 +44,7 @@ * Remove a device, destroy any tables. * * DM_DEV_RENAME: - * Rename a device. + * Rename a device or set its uuid if none was previously supplied. * * DM_SUSPEND: * This performs both suspend and resume, depending which flag is @@ -267,9 +267,9 @@ enum { #define DM_DEV_SET_GEOMETRY _IOWR(DM_IOCTL, DM_DEV_SET_GEOMETRY_CMD, struct dm_ioctl) #define DM_VERSION_MAJOR 4 -#define DM_VERSION_MINOR 18 -#define DM_VERSION_PATCHLEVEL 0 -#define DM_VERSION_EXTRA "-ioctl (2010-06-29)" +#define DM_VERSION_MINOR 19 +#define DM_VERSION_PATCHLEVEL 1 +#define DM_VERSION_EXTRA "-ioctl (2011-01-07)" /* Status bits */ #define DM_READONLY_FLAG (1 << 0) /* In/Out */ @@ -322,4 +322,10 @@ enum { */ #define DM_UEVENT_GENERATED_FLAG (1 << 13) /* Out */ +/* + * If set, rename changes the uuid not the name. Only permitted + * if no uuid was previously supplied: an existing uuid cannot be changed. + */ +#define DM_UUID_FLAG (1 << 14) /* In */ + #endif /* _LINUX_DM_IOCTL_H */ diff --git a/include/linux/dm-log-userspace.h b/include/linux/dm-log-userspace.h index 0c3c3a2110c..eeace7d3ff1 100644 --- a/include/linux/dm-log-userspace.h +++ b/include/linux/dm-log-userspace.h @@ -370,6 +370,16 @@ #define DM_ULOG_REQUEST_TYPE(request_type) \ (DM_ULOG_REQUEST_MASK & (request_type)) +/* + * DM_ULOG_REQUEST_VERSION is incremented when there is a + * change to the way information is passed between kernel + * and userspace. This could be a structure change of + * dm_ulog_request or a change in the way requests are + * issued/handled. Changes are outlined here: + * version 1: Initial implementation + */ +#define DM_ULOG_REQUEST_VERSION 1 + struct dm_ulog_request { /* * The local unique identifier (luid) and the universally unique @@ -383,8 +393,9 @@ struct dm_ulog_request { */ uint64_t luid; char uuid[DM_UUID_LEN]; - char padding[7]; /* Padding because DM_UUID_LEN = 129 */ + char padding[3]; /* Padding because DM_UUID_LEN = 129 */ + uint32_t version; /* See DM_ULOG_REQUEST_VERSION */ int32_t error; /* Used to report back processing errors */ uint32_t seq; /* Sequence number for request */ diff --git a/include/linux/dmaengine.h b/include/linux/dmaengine.h index 8cd00ad98d3..9bebd7f16ef 100644 --- a/include/linux/dmaengine.h +++ b/include/linux/dmaengine.h @@ -532,7 +532,7 @@ static inline int dmaengine_resume(struct dma_chan *chan) return dmaengine_device_control(chan, DMA_RESUME, 0); } -static inline int dmaengine_submit(struct dma_async_tx_descriptor *desc) +static inline dma_cookie_t dmaengine_submit(struct dma_async_tx_descriptor *desc) { return desc->tx_submit(desc); } diff --git a/include/linux/dynamic_debug.h b/include/linux/dynamic_debug.h index a90b3892074..1c70028f81f 100644 --- a/include/linux/dynamic_debug.h +++ b/include/linux/dynamic_debug.h @@ -44,34 +44,24 @@ int ddebug_add_module(struct _ddebug *tab, unsigned int n, extern int ddebug_remove_module(const char *mod_name); #define dynamic_pr_debug(fmt, ...) do { \ - __label__ do_printk; \ - __label__ out; \ static struct _ddebug descriptor \ __used \ __attribute__((section("__verbose"), aligned(8))) = \ { KBUILD_MODNAME, __func__, __FILE__, fmt, __LINE__, \ _DPRINTK_FLAGS_DEFAULT }; \ - JUMP_LABEL(&descriptor.enabled, do_printk); \ - goto out; \ -do_printk: \ - printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__); \ -out: ; \ + if (unlikely(descriptor.enabled)) \ + printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__); \ } while (0) #define dynamic_dev_dbg(dev, fmt, ...) do { \ - __label__ do_printk; \ - __label__ out; \ static struct _ddebug descriptor \ __used \ __attribute__((section("__verbose"), aligned(8))) = \ { KBUILD_MODNAME, __func__, __FILE__, fmt, __LINE__, \ _DPRINTK_FLAGS_DEFAULT }; \ - JUMP_LABEL(&descriptor.enabled, do_printk); \ - goto out; \ -do_printk: \ - dev_printk(KERN_DEBUG, dev, fmt, ##__VA_ARGS__); \ -out: ; \ + if (unlikely(descriptor.enabled)) \ + dev_printk(KERN_DEBUG, dev, fmt, ##__VA_ARGS__); \ } while (0) #else diff --git a/include/linux/etherdevice.h b/include/linux/etherdevice.h index f16a01081e1..ab68f785fd1 100644 --- a/include/linux/etherdevice.h +++ b/include/linux/etherdevice.h @@ -48,8 +48,10 @@ extern int eth_validate_addr(struct net_device *dev); -extern struct net_device *alloc_etherdev_mq(int sizeof_priv, unsigned int queue_count); +extern struct net_device *alloc_etherdev_mqs(int sizeof_priv, unsigned int txqs, + unsigned int rxqs); #define alloc_etherdev(sizeof_priv) alloc_etherdev_mq(sizeof_priv, 1) +#define alloc_etherdev_mq(sizeof_priv, count) alloc_etherdev_mqs(sizeof_priv, count, count) /** * is_zero_ether_addr - Determine if give Ethernet address is all zeros. @@ -97,6 +99,17 @@ static inline int is_broadcast_ether_addr(const u8 *addr) } /** + * is_unicast_ether_addr - Determine if the Ethernet address is unicast + * @addr: Pointer to a six-byte array containing the Ethernet address + * + * Return true if the address is a unicast address. + */ +static inline int is_unicast_ether_addr(const u8 *addr) +{ + return !is_multicast_ether_addr(addr); +} + +/** * is_valid_ether_addr - Determine if the given Ethernet address is valid * @addr: Pointer to a six-byte array containing the Ethernet address * diff --git a/include/linux/ext3_fs.h b/include/linux/ext3_fs.h index 6ce1bca0172..65990ef612f 100644 --- a/include/linux/ext3_fs.h +++ b/include/linux/ext3_fs.h @@ -724,21 +724,30 @@ struct ext3_dir_entry_2 { ~EXT3_DIR_ROUND) #define EXT3_MAX_REC_LEN ((1<<16)-1) +/* + * Tests against MAX_REC_LEN etc were put in place for 64k block + * sizes; if that is not possible on this arch, we can skip + * those tests and speed things up. + */ static inline unsigned ext3_rec_len_from_disk(__le16 dlen) { unsigned len = le16_to_cpu(dlen); +#if (PAGE_CACHE_SIZE >= 65536) if (len == EXT3_MAX_REC_LEN) return 1 << 16; +#endif return len; } static inline __le16 ext3_rec_len_to_disk(unsigned len) { +#if (PAGE_CACHE_SIZE >= 65536) if (len == (1 << 16)) return cpu_to_le16(EXT3_MAX_REC_LEN); else if (len > (1 << 16)) BUG(); +#endif return cpu_to_le16(len); } @@ -856,6 +865,7 @@ extern struct ext3_group_desc * ext3_get_group_desc(struct super_block * sb, extern int ext3_should_retry_alloc(struct super_block *sb, int *retries); extern void ext3_init_block_alloc_info(struct inode *); extern void ext3_rsv_window_add(struct super_block *sb, struct ext3_reserve_window_node *rsv); +extern int ext3_trim_fs(struct super_block *sb, struct fstrim_range *range); /* dir.c */ extern int ext3_check_dir_entry(const char *, struct inode *, diff --git a/include/linux/falloc.h b/include/linux/falloc.h index 3c155107d61..73e0b628e05 100644 --- a/include/linux/falloc.h +++ b/include/linux/falloc.h @@ -2,6 +2,7 @@ #define _FALLOC_H_ #define FALLOC_FL_KEEP_SIZE 0x01 /* default is extend size */ +#define FALLOC_FL_PUNCH_HOLE 0x02 /* de-allocates range */ #ifdef __KERNEL__ diff --git a/include/linux/fcntl.h b/include/linux/fcntl.h index afc00af3229..a562fa5fb4e 100644 --- a/include/linux/fcntl.h +++ b/include/linux/fcntl.h @@ -45,6 +45,7 @@ #define AT_REMOVEDIR 0x200 /* Remove directory instead of unlinking file. */ #define AT_SYMLINK_FOLLOW 0x400 /* Follow symbolic links. */ +#define AT_NO_AUTOMOUNT 0x800 /* Suppress terminal automount traversal */ #ifdef __KERNEL__ diff --git a/include/linux/file.h b/include/linux/file.h index b1e12970f61..e85baebf627 100644 --- a/include/linux/file.h +++ b/include/linux/file.h @@ -23,7 +23,7 @@ extern struct file *alloc_file(struct path *, fmode_t mode, static inline void fput_light(struct file *file, int fput_needed) { - if (unlikely(fput_needed)) + if (fput_needed) fput(file); } diff --git a/include/linux/firewire-cdev.h b/include/linux/firewire-cdev.h index 68c642d8843..59ea406be7f 100644 --- a/include/linux/firewire-cdev.h +++ b/include/linux/firewire-cdev.h @@ -273,7 +273,7 @@ struct fw_cdev_event_iso_interrupt { * @closure: See &fw_cdev_event_common; * set by %FW_CDEV_CREATE_ISO_CONTEXT ioctl * @type: %FW_CDEV_EVENT_ISO_INTERRUPT_MULTICHANNEL - * @completed: Offset into the receive buffer; data before this offest is valid + * @completed: Offset into the receive buffer; data before this offset is valid * * This event is sent in multichannel contexts (context type * %FW_CDEV_ISO_CONTEXT_RECEIVE_MULTICHANNEL) for &fw_cdev_iso_packet buffer diff --git a/include/linux/firewire.h b/include/linux/firewire.h index 1cd637ef62d..9a3f5f9383f 100644 --- a/include/linux/firewire.h +++ b/include/linux/firewire.h @@ -302,9 +302,9 @@ struct fw_packet { struct fw_transaction { int node_id; /* The generation is implied; it is always the current. */ int tlabel; - int timestamp; struct list_head link; struct fw_card *card; + bool is_split_transaction; struct timer_list split_timeout_timer; struct fw_packet packet; diff --git a/include/linux/firmware-map.h b/include/linux/firmware-map.h index c6dcc1dfe78..43fe52fcef0 100644 --- a/include/linux/firmware-map.h +++ b/include/linux/firmware-map.h @@ -17,7 +17,6 @@ #define _LINUX_FIRMWARE_MAP_H #include <linux/list.h> -#include <linux/kobject.h> /* * provide a dummy interface if CONFIG_FIRMWARE_MEMMAP is disabled diff --git a/include/linux/flex_array.h b/include/linux/flex_array.h index 631b77f2ac7..70e4efabe0f 100644 --- a/include/linux/flex_array.h +++ b/include/linux/flex_array.h @@ -71,7 +71,7 @@ void *flex_array_get(struct flex_array *fa, unsigned int element_nr); int flex_array_shrink(struct flex_array *fa); #define flex_array_put_ptr(fa, nr, src, gfp) \ - flex_array_put(fa, nr, &(void *)(src), gfp) + flex_array_put(fa, nr, (void *)&(src), gfp) void *flex_array_get_ptr(struct flex_array *fa, unsigned int element_nr); diff --git a/include/linux/fs.h b/include/linux/fs.h index baf3e556ff0..32b38cd829d 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -242,6 +242,7 @@ struct inodes_stat_t { #define S_SWAPFILE 256 /* Do not truncate: swapon got its bmaps */ #define S_PRIVATE 512 /* Inode is fs-internal */ #define S_IMA 1024 /* Inode has an associated IMA struct */ +#define S_AUTOMOUNT 2048 /* Automount/referral quasi-directory */ /* * Note that nosuid etc flags are inode-specific: setting some file-system @@ -277,6 +278,7 @@ struct inodes_stat_t { #define IS_SWAPFILE(inode) ((inode)->i_flags & S_SWAPFILE) #define IS_PRIVATE(inode) ((inode)->i_flags & S_PRIVATE) #define IS_IMA(inode) ((inode)->i_flags & S_IMA) +#define IS_AUTOMOUNT(inode) ((inode)->i_flags & S_AUTOMOUNT) /* the read-only stuff doesn't really belong here, but any other place is probably as bad and I don't want to create yet another include file. */ @@ -382,7 +384,6 @@ struct inodes_stat_t { #include <linux/path.h> #include <linux/stat.h> #include <linux/cache.h> -#include <linux/kobject.h> #include <linux/list.h> #include <linux/radix-tree.h> #include <linux/prio_tree.h> @@ -402,6 +403,7 @@ struct hd_geometry; struct iovec; struct nameidata; struct kiocb; +struct kobject; struct pipe_inode_info; struct poll_table_struct; struct kstatfs; @@ -664,8 +666,9 @@ struct block_device { void * bd_claiming; void * bd_holder; int bd_holders; + bool bd_write_holder; #ifdef CONFIG_SYSFS - struct list_head bd_holder_list; + struct list_head bd_holder_disks; #endif struct block_device * bd_contains; unsigned bd_block_size; @@ -1065,7 +1068,6 @@ struct lock_manager_operations { int (*fl_grant)(struct file_lock *, struct file_lock *, int); void (*fl_release_private)(struct file_lock *); void (*fl_break)(struct file_lock *); - int (*fl_mylease)(struct file_lock *, struct file_lock *); int (*fl_change)(struct file_lock **, int); }; @@ -1423,6 +1425,7 @@ struct super_block { * generic_show_options() */ char __rcu *s_options; + const struct dentry_operations *s_d_op; /* default d_op for dentries */ }; extern struct timespec current_fs_time(struct super_block *sb); @@ -1480,8 +1483,8 @@ struct fiemap_extent_info { unsigned int fi_flags; /* Flags as passed from user */ unsigned int fi_extents_mapped; /* Number of mapped extents */ unsigned int fi_extents_max; /* Size of fiemap_extent array */ - struct fiemap_extent *fi_extents_start; /* Start of fiemap_extent - * array */ + struct fiemap_extent __user *fi_extents_start; /* Start of + fiemap_extent array */ }; int fiemap_fill_next_extent(struct fiemap_extent_info *info, u64 logical, u64 phys, u64 len, u32 flags); @@ -1549,6 +1552,8 @@ struct file_operations { ssize_t (*splice_write)(struct pipe_inode_info *, struct file *, loff_t *, size_t, unsigned int); ssize_t (*splice_read)(struct file *, loff_t *, struct pipe_inode_info *, size_t, unsigned int); int (*setlease)(struct file *, long, struct file_lock **); + long (*fallocate)(struct file *file, int mode, loff_t offset, + loff_t len); }; #define IPERM_FLAG_RCU 0x0001 @@ -1579,8 +1584,6 @@ struct inode_operations { ssize_t (*listxattr) (struct dentry *, char *, size_t); int (*removexattr) (struct dentry *, const char *); void (*truncate_range)(struct inode *, loff_t, loff_t); - long (*fallocate)(struct inode *inode, int mode, loff_t offset, - loff_t len); int (*fiemap)(struct inode *, struct fiemap_extent_info *, u64 start, u64 len); } ____cacheline_aligned; @@ -1834,7 +1837,9 @@ struct super_block *sget(struct file_system_type *type, int (*set)(struct super_block *,void *), void *data); extern struct dentry *mount_pseudo(struct file_system_type *, char *, - const struct super_operations *ops, unsigned long); + const struct super_operations *ops, + const struct dentry_operations *dops, + unsigned long); extern void simple_set_mnt(struct vfsmount *mnt, struct super_block *sb); static inline void sb_mark_dirty(struct super_block *sb) @@ -2016,7 +2021,6 @@ extern struct block_device *bdgrab(struct block_device *bdev); extern void bd_set_size(struct block_device *, loff_t size); extern void bd_forget(struct inode *inode); extern void bdput(struct block_device *); -extern struct block_device *open_by_devnum(dev_t, fmode_t); extern void invalidate_bdev(struct block_device *); extern int sync_blockdev(struct block_device *bdev); extern struct super_block *freeze_bdev(struct block_device *); @@ -2047,16 +2051,26 @@ extern const struct file_operations def_fifo_fops; extern int ioctl_by_bdev(struct block_device *, unsigned, unsigned long); extern int blkdev_ioctl(struct block_device *, fmode_t, unsigned, unsigned long); extern long compat_blkdev_ioctl(struct file *, unsigned, unsigned long); -extern int blkdev_get(struct block_device *, fmode_t); -extern int blkdev_put(struct block_device *, fmode_t); -extern int bd_claim(struct block_device *, void *); -extern void bd_release(struct block_device *); +extern int blkdev_get(struct block_device *bdev, fmode_t mode, void *holder); +extern struct block_device *blkdev_get_by_path(const char *path, fmode_t mode, + void *holder); +extern struct block_device *blkdev_get_by_dev(dev_t dev, fmode_t mode, + void *holder); +extern int blkdev_put(struct block_device *bdev, fmode_t mode); #ifdef CONFIG_SYSFS -extern int bd_claim_by_disk(struct block_device *, void *, struct gendisk *); -extern void bd_release_from_disk(struct block_device *, struct gendisk *); +extern int bd_link_disk_holder(struct block_device *bdev, struct gendisk *disk); +extern void bd_unlink_disk_holder(struct block_device *bdev, + struct gendisk *disk); #else -#define bd_claim_by_disk(bdev, holder, disk) bd_claim(bdev, holder) -#define bd_release_from_disk(bdev, disk) bd_release(bdev) +static inline int bd_link_disk_holder(struct block_device *bdev, + struct gendisk *disk) +{ + return 0; +} +static inline void bd_unlink_disk_holder(struct block_device *bdev, + struct gendisk *disk) +{ +} #endif #endif @@ -2092,8 +2106,6 @@ static inline void unregister_chrdev(unsigned int major, const char *name) extern const char *__bdevname(dev_t, char *buffer); extern const char *bdevname(struct block_device *bdev, char *buffer); extern struct block_device *lookup_bdev(const char *); -extern struct block_device *open_bdev_exclusive(const char *, fmode_t, void *); -extern void close_bdev_exclusive(struct block_device *, fmode_t); extern void blkdev_show(struct seq_file *,off_t); #else diff --git a/include/linux/fuse.h b/include/linux/fuse.h index c3c578e0983..d464de53db4 100644 --- a/include/linux/fuse.h +++ b/include/linux/fuse.h @@ -41,6 +41,12 @@ * 7.15 * - add store notify * - add retrieve notify + * + * 7.16 + * - add BATCH_FORGET request + * - FUSE_IOCTL_UNRESTRICTED shall now return with array of 'struct + * fuse_ioctl_iovec' instead of ambiguous 'struct iovec' + * - add FUSE_IOCTL_32BIT flag */ #ifndef _LINUX_FUSE_H @@ -72,7 +78,7 @@ #define FUSE_KERNEL_VERSION 7 /** Minor version number of this interface */ -#define FUSE_KERNEL_MINOR_VERSION 15 +#define FUSE_KERNEL_MINOR_VERSION 16 /** The node ID of the root inode */ #define FUSE_ROOT_ID 1 @@ -200,12 +206,14 @@ struct fuse_file_lock { * FUSE_IOCTL_COMPAT: 32bit compat ioctl on 64bit machine * FUSE_IOCTL_UNRESTRICTED: not restricted to well-formed ioctls, retry allowed * FUSE_IOCTL_RETRY: retry with new iovecs + * FUSE_IOCTL_32BIT: 32bit ioctl * * FUSE_IOCTL_MAX_IOV: maximum of in_iovecs + out_iovecs */ #define FUSE_IOCTL_COMPAT (1 << 0) #define FUSE_IOCTL_UNRESTRICTED (1 << 1) #define FUSE_IOCTL_RETRY (1 << 2) +#define FUSE_IOCTL_32BIT (1 << 3) #define FUSE_IOCTL_MAX_IOV 256 @@ -256,6 +264,7 @@ enum fuse_opcode { FUSE_IOCTL = 39, FUSE_POLL = 40, FUSE_NOTIFY_REPLY = 41, + FUSE_BATCH_FORGET = 42, /* CUSE specific operations */ CUSE_INIT = 4096, @@ -290,6 +299,16 @@ struct fuse_forget_in { __u64 nlookup; }; +struct fuse_forget_one { + __u64 nodeid; + __u64 nlookup; +}; + +struct fuse_batch_forget_in { + __u32 count; + __u32 dummy; +}; + struct fuse_getattr_in { __u32 getattr_flags; __u32 dummy; @@ -510,6 +529,11 @@ struct fuse_ioctl_in { __u32 out_size; }; +struct fuse_ioctl_iovec { + __u64 base; + __u64 len; +}; + struct fuse_ioctl_out { __s32 result; __u32 flags; diff --git a/include/linux/genhd.h b/include/linux/genhd.h index 7a7b9c1644e..c0d5f6945c1 100644 --- a/include/linux/genhd.h +++ b/include/linux/genhd.h @@ -115,6 +115,7 @@ struct hd_struct { #else struct disk_stats dkstats; #endif + atomic_t ref; struct rcu_head rcu_head; }; @@ -127,6 +128,11 @@ struct hd_struct { #define GENHD_FL_EXT_DEVT 64 /* allow extended devt */ #define GENHD_FL_NATIVE_CAPACITY 128 +enum { + DISK_EVENT_MEDIA_CHANGE = 1 << 0, /* media changed */ + DISK_EVENT_EJECT_REQUEST = 1 << 1, /* eject requested */ +}; + #define BLK_SCSI_MAX_CMDS (256) #define BLK_SCSI_CMD_PER_LONG (BLK_SCSI_MAX_CMDS / (sizeof(long) * 8)) @@ -143,6 +149,8 @@ struct disk_part_tbl { struct hd_struct __rcu *part[]; }; +struct disk_events; + struct gendisk { /* major, first_minor and minors are input parameters only, * don't use directly. Use disk_devt() and disk_max_parts(). @@ -154,6 +162,10 @@ struct gendisk { char disk_name[DISK_NAME_LEN]; /* name of major driver */ char *(*devnode)(struct gendisk *gd, mode_t *mode); + + unsigned int events; /* supported events */ + unsigned int async_events; /* async events, subset of all */ + /* Array of pointers to partitions indexed by partno. * Protected with matching bdev lock but stat and other * non-critical accesses use RCU. Always access through @@ -171,9 +183,8 @@ struct gendisk { struct kobject *slave_dir; struct timer_rand_state *random; - atomic_t sync_io; /* RAID */ - struct work_struct async_notify; + struct disk_events *ev; #ifdef CONFIG_BLK_DEV_INTEGRITY struct blk_integrity *integrity; #endif @@ -395,7 +406,6 @@ extern void part_round_stats(int cpu, struct hd_struct *part); /* block/genhd.c */ extern void add_disk(struct gendisk *disk); extern void del_gendisk(struct gendisk *gp); -extern void unlink_gendisk(struct gendisk *gp); extern struct gendisk *get_gendisk(dev_t dev, int *partno); extern struct block_device *bdget_disk(struct gendisk *disk, int partno); @@ -407,6 +417,11 @@ static inline int get_disk_ro(struct gendisk *disk) return disk->part0.policy; } +extern void disk_block_events(struct gendisk *disk); +extern void disk_unblock_events(struct gendisk *disk); +extern void disk_check_events(struct gendisk *disk); +extern unsigned int disk_clear_events(struct gendisk *disk, unsigned int mask); + /* drivers/char/random.c */ extern void add_disk_randomness(struct gendisk *disk); extern void rand_initialize_disk(struct gendisk *disk); @@ -583,6 +598,7 @@ extern struct hd_struct * __must_check add_partition(struct gendisk *disk, sector_t len, int flags, struct partition_meta_info *info); +extern void __delete_partition(struct hd_struct *); extern void delete_partition(struct gendisk *, int); extern void printk_all_partitions(void); @@ -611,6 +627,29 @@ extern ssize_t part_fail_store(struct device *dev, const char *buf, size_t count); #endif /* CONFIG_FAIL_MAKE_REQUEST */ +static inline void hd_ref_init(struct hd_struct *part) +{ + atomic_set(&part->ref, 1); + smp_mb(); +} + +static inline void hd_struct_get(struct hd_struct *part) +{ + atomic_inc(&part->ref); + smp_mb__after_atomic_inc(); +} + +static inline int hd_struct_try_get(struct hd_struct *part) +{ + return atomic_inc_not_zero(&part->ref); +} + +static inline void hd_struct_put(struct hd_struct *part) +{ + if (atomic_dec_and_test(&part->ref)) + __delete_partition(part); +} + #else /* CONFIG_BLOCK */ static inline void printk_all_partitions(void) { } diff --git a/include/linux/gfp.h b/include/linux/gfp.h index f54adfcbec9..0b84c61607e 100644 --- a/include/linux/gfp.h +++ b/include/linux/gfp.h @@ -34,6 +34,7 @@ struct vm_area_struct; #else #define ___GFP_NOTRACK 0 #endif +#define ___GFP_NO_KSWAPD 0x400000u /* * GFP bitmasks.. @@ -81,13 +82,15 @@ struct vm_area_struct; #define __GFP_RECLAIMABLE ((__force gfp_t)___GFP_RECLAIMABLE) /* Page is reclaimable */ #define __GFP_NOTRACK ((__force gfp_t)___GFP_NOTRACK) /* Don't track with kmemcheck */ +#define __GFP_NO_KSWAPD ((__force gfp_t)___GFP_NO_KSWAPD) + /* * This may seem redundant, but it's a way of annotating false positives vs. * allocations that simply cannot be supported (e.g. page tables). */ #define __GFP_NOTRACK_FALSE_POSITIVE (__GFP_NOTRACK) -#define __GFP_BITS_SHIFT 22 /* Room for 22 __GFP_FOO bits */ +#define __GFP_BITS_SHIFT 23 /* Room for 23 __GFP_FOO bits */ #define __GFP_BITS_MASK ((__force gfp_t)((1 << __GFP_BITS_SHIFT) - 1)) /* This equals 0, but use constants in case they ever change */ @@ -106,6 +109,9 @@ struct vm_area_struct; __GFP_HARDWALL | __GFP_HIGHMEM | \ __GFP_MOVABLE) #define GFP_IOFS (__GFP_IO | __GFP_FS) +#define GFP_TRANSHUGE (GFP_HIGHUSER_MOVABLE | __GFP_COMP | \ + __GFP_NOMEMALLOC | __GFP_NORETRY | __GFP_NOWARN | \ + __GFP_NO_KSWAPD) #ifdef CONFIG_NUMA #define GFP_THISNODE (__GFP_THISNODE | __GFP_NOWARN | __GFP_NORETRY) @@ -243,7 +249,7 @@ static inline enum zone_type gfp_zone(gfp_t flags) ((1 << ZONES_SHIFT) - 1); if (__builtin_constant_p(bit)) - MAYBE_BUILD_BUG_ON((GFP_ZONE_BAD >> bit) & 1); + BUILD_BUG_ON((GFP_ZONE_BAD >> bit) & 1); else { #ifdef CONFIG_DEBUG_VM BUG_ON((GFP_ZONE_BAD >> bit) & 1); @@ -325,14 +331,17 @@ alloc_pages(gfp_t gfp_mask, unsigned int order) { return alloc_pages_current(gfp_mask, order); } -extern struct page *alloc_page_vma(gfp_t gfp_mask, +extern struct page *alloc_pages_vma(gfp_t gfp_mask, int order, struct vm_area_struct *vma, unsigned long addr); #else #define alloc_pages(gfp_mask, order) \ alloc_pages_node(numa_node_id(), gfp_mask, order) -#define alloc_page_vma(gfp_mask, vma, addr) alloc_pages(gfp_mask, 0) +#define alloc_pages_vma(gfp_mask, order, vma, addr) \ + alloc_pages(gfp_mask, order) #endif #define alloc_page(gfp_mask) alloc_pages(gfp_mask, 0) +#define alloc_page_vma(gfp_mask, vma, addr) \ + alloc_pages_vma(gfp_mask, 0, vma, addr) extern unsigned long __get_free_pages(gfp_t gfp_mask, unsigned int order); extern unsigned long get_zeroed_page(gfp_t gfp_mask); diff --git a/include/linux/gpio-i2cmux.h b/include/linux/gpio-i2cmux.h new file mode 100644 index 00000000000..4a333bb0bd0 --- /dev/null +++ b/include/linux/gpio-i2cmux.h @@ -0,0 +1,38 @@ +/* + * gpio-i2cmux interface to platform code + * + * Peter Korsgaard <peter.korsgaard@barco.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. + */ + +#ifndef _LINUX_GPIO_I2CMUX_H +#define _LINUX_GPIO_I2CMUX_H + +/* MUX has no specific idle mode */ +#define GPIO_I2CMUX_NO_IDLE ((unsigned)-1) + +/** + * struct gpio_i2cmux_platform_data - Platform-dependent data for gpio-i2cmux + * @parent: Parent I2C bus adapter number + * @base_nr: Base I2C bus number to number adapters from or zero for dynamic + * @values: Array of bitmasks of GPIO settings (low/high) for each + * position + * @n_values: Number of multiplexer positions (busses to instantiate) + * @gpios: Array of GPIO numbers used to control MUX + * @n_gpios: Number of GPIOs used to control MUX + * @idle: Bitmask to write to MUX when idle or GPIO_I2CMUX_NO_IDLE if not used + */ +struct gpio_i2cmux_platform_data { + int parent; + int base_nr; + const unsigned *values; + int n_values; + const unsigned *gpios; + int n_gpios; + unsigned idle; +}; + +#endif /* _LINUX_GPIO_I2CMUX_H */ diff --git a/include/linux/gpio.h b/include/linux/gpio.h index e41f7dd1ae6..32720baf70f 100644 --- a/include/linux/gpio.h +++ b/include/linux/gpio.h @@ -13,6 +13,7 @@ #include <linux/errno.h> struct device; +struct gpio; struct gpio_chip; /* @@ -34,6 +35,17 @@ static inline int gpio_request(unsigned gpio, const char *label) return -ENOSYS; } +static inline int gpio_request_one(unsigned gpio, + unsigned long flags, const char *label) +{ + return -ENOSYS; +} + +static inline int gpio_request_array(struct gpio *array, size_t num) +{ + return -ENOSYS; +} + static inline void gpio_free(unsigned gpio) { might_sleep(); @@ -42,6 +54,14 @@ static inline void gpio_free(unsigned gpio) WARN_ON(1); } +static inline void gpio_free_array(struct gpio *array, size_t num) +{ + might_sleep(); + + /* GPIO can never have been requested */ + WARN_ON(1); +} + static inline int gpio_direction_input(unsigned gpio) { return -ENOSYS; diff --git a/include/linux/hid.h b/include/linux/hid.h index bb0f56f5c01..d91c25e253c 100644 --- a/include/linux/hid.h +++ b/include/linux/hid.h @@ -402,7 +402,7 @@ struct hid_field { __u16 dpad; /* dpad input code */ }; -#define HID_MAX_FIELDS 64 +#define HID_MAX_FIELDS 128 struct hid_report { struct list_head list; @@ -593,6 +593,7 @@ struct hid_usage_id { * @report_fixup: called before report descriptor parsing (NULL means nop) * @input_mapping: invoked on input registering before mapping an usage * @input_mapped: invoked on input registering after mapping an usage + * @feature_mapping: invoked on feature registering * @suspend: invoked on suspend (NULL means nop) * @resume: invoked on resume if device was not reset (NULL means nop) * @reset_resume: invoked on resume if device was reset (NULL means nop) @@ -636,6 +637,9 @@ struct hid_driver { int (*input_mapped)(struct hid_device *hdev, struct hid_input *hidinput, struct hid_field *field, struct hid_usage *usage, unsigned long **bit, int *max); + void (*feature_mapping)(struct hid_device *hdev, + struct hid_input *hidinput, struct hid_field *field, + struct hid_usage *usage); #ifdef CONFIG_PM int (*suspend)(struct hid_device *hdev, pm_message_t message); int (*resume)(struct hid_device *hdev); @@ -820,6 +824,49 @@ static inline void hid_hw_stop(struct hid_device *hdev) hdev->ll_driver->stop(hdev); } +/** + * hid_hw_open - signal underlaying HW to start delivering events + * + * @hdev: hid device + * + * Tell underlying HW to start delivering events from the device. + * This function should be called sometime after successful call + * to hid_hiw_start(). + */ +static inline int __must_check hid_hw_open(struct hid_device *hdev) +{ + return hdev->ll_driver->open(hdev); +} + +/** + * hid_hw_close - signal underlaying HW to stop delivering events + * + * @hdev: hid device + * + * This function indicates that we are not interested in the events + * from this device anymore. Delivery of events may or may not stop, + * depending on the number of users still outstanding. + */ +static inline void hid_hw_close(struct hid_device *hdev) +{ + hdev->ll_driver->close(hdev); +} + +/** + * hid_hw_power - requests underlying HW to go into given power mode + * + * @hdev: hid device + * @level: requested power level (one of %PM_HINT_* defines) + * + * This function requests underlying hardware to enter requested power + * mode. + */ + +static inline int hid_hw_power(struct hid_device *hdev, int level) +{ + return hdev->ll_driver->power ? hdev->ll_driver->power(hdev, level) : 0; +} + void hid_report_raw_event(struct hid_device *hid, int type, u8 *data, int size, int interrupt); @@ -838,12 +885,32 @@ int hid_pidff_init(struct hid_device *hid); #define hid_pidff_init NULL #endif -#define dbg_hid(format, arg...) if (hid_debug) \ - printk(KERN_DEBUG "%s: " format ,\ - __FILE__ , ## arg) -#define err_hid(format, arg...) printk(KERN_ERR "%s: " format "\n" , \ - __FILE__ , ## arg) -#endif /* HID_FF */ +#define dbg_hid(format, arg...) \ +do { \ + if (hid_debug) \ + printk(KERN_DEBUG "%s: " format, __FILE__, ##arg); \ +} while (0) + +#define hid_printk(level, hid, fmt, arg...) \ + dev_printk(level, &(hid)->dev, fmt, ##arg) +#define hid_emerg(hid, fmt, arg...) \ + dev_emerg(&(hid)->dev, fmt, ##arg) +#define hid_crit(hid, fmt, arg...) \ + dev_crit(&(hid)->dev, fmt, ##arg) +#define hid_alert(hid, fmt, arg...) \ + dev_alert(&(hid)->dev, fmt, ##arg) +#define hid_err(hid, fmt, arg...) \ + dev_err(&(hid)->dev, fmt, ##arg) +#define hid_notice(hid, fmt, arg...) \ + dev_notice(&(hid)->dev, fmt, ##arg) +#define hid_warn(hid, fmt, arg...) \ + dev_warn(&(hid)->dev, fmt, ##arg) +#define hid_info(hid, fmt, arg...) \ + dev_info(&(hid)->dev, fmt, ##arg) +#define hid_dbg(hid, fmt, arg...) \ + dev_dbg(&(hid)->dev, fmt, ##arg) + +#endif /* __KERNEL__ */ #endif diff --git a/include/linux/hrtimer.h b/include/linux/hrtimer.h index 330586ffffb..f376ddc64c4 100644 --- a/include/linux/hrtimer.h +++ b/include/linux/hrtimer.h @@ -131,7 +131,6 @@ struct hrtimer_sleeper { * @index: clock type index for per_cpu support when moving a * timer to a base on another cpu. * @active: red black tree root node for the active timers - * @first: pointer to the timer node which expires first * @resolution: the resolution of the clock, in nanoseconds * @get_time: function to retrieve the current time of the clock * @softirq_time: the time when running the hrtimer queue in the softirq diff --git a/include/linux/huge_mm.h b/include/linux/huge_mm.h new file mode 100644 index 00000000000..8e6c8c42bc3 --- /dev/null +++ b/include/linux/huge_mm.h @@ -0,0 +1,179 @@ +#ifndef _LINUX_HUGE_MM_H +#define _LINUX_HUGE_MM_H + +extern int do_huge_pmd_anonymous_page(struct mm_struct *mm, + struct vm_area_struct *vma, + unsigned long address, pmd_t *pmd, + unsigned int flags); +extern int copy_huge_pmd(struct mm_struct *dst_mm, struct mm_struct *src_mm, + pmd_t *dst_pmd, pmd_t *src_pmd, unsigned long addr, + struct vm_area_struct *vma); +extern int do_huge_pmd_wp_page(struct mm_struct *mm, struct vm_area_struct *vma, + unsigned long address, pmd_t *pmd, + pmd_t orig_pmd); +extern pgtable_t get_pmd_huge_pte(struct mm_struct *mm); +extern struct page *follow_trans_huge_pmd(struct mm_struct *mm, + unsigned long addr, + pmd_t *pmd, + unsigned int flags); +extern int zap_huge_pmd(struct mmu_gather *tlb, + struct vm_area_struct *vma, + pmd_t *pmd); +extern int mincore_huge_pmd(struct vm_area_struct *vma, pmd_t *pmd, + unsigned long addr, unsigned long end, + unsigned char *vec); +extern int change_huge_pmd(struct vm_area_struct *vma, pmd_t *pmd, + unsigned long addr, pgprot_t newprot); + +enum transparent_hugepage_flag { + TRANSPARENT_HUGEPAGE_FLAG, + TRANSPARENT_HUGEPAGE_REQ_MADV_FLAG, + TRANSPARENT_HUGEPAGE_DEFRAG_FLAG, + TRANSPARENT_HUGEPAGE_DEFRAG_REQ_MADV_FLAG, + TRANSPARENT_HUGEPAGE_DEFRAG_KHUGEPAGED_FLAG, +#ifdef CONFIG_DEBUG_VM + TRANSPARENT_HUGEPAGE_DEBUG_COW_FLAG, +#endif +}; + +enum page_check_address_pmd_flag { + PAGE_CHECK_ADDRESS_PMD_FLAG, + PAGE_CHECK_ADDRESS_PMD_NOTSPLITTING_FLAG, + PAGE_CHECK_ADDRESS_PMD_SPLITTING_FLAG, +}; +extern pmd_t *page_check_address_pmd(struct page *page, + struct mm_struct *mm, + unsigned long address, + enum page_check_address_pmd_flag flag); + +#ifdef CONFIG_TRANSPARENT_HUGEPAGE +#define HPAGE_PMD_SHIFT HPAGE_SHIFT +#define HPAGE_PMD_MASK HPAGE_MASK +#define HPAGE_PMD_SIZE HPAGE_SIZE + +#define transparent_hugepage_enabled(__vma) \ + ((transparent_hugepage_flags & \ + (1<<TRANSPARENT_HUGEPAGE_FLAG) || \ + (transparent_hugepage_flags & \ + (1<<TRANSPARENT_HUGEPAGE_REQ_MADV_FLAG) && \ + ((__vma)->vm_flags & VM_HUGEPAGE))) && \ + !((__vma)->vm_flags & VM_NOHUGEPAGE)) +#define transparent_hugepage_defrag(__vma) \ + ((transparent_hugepage_flags & \ + (1<<TRANSPARENT_HUGEPAGE_DEFRAG_FLAG)) || \ + (transparent_hugepage_flags & \ + (1<<TRANSPARENT_HUGEPAGE_DEFRAG_REQ_MADV_FLAG) && \ + (__vma)->vm_flags & VM_HUGEPAGE)) +#ifdef CONFIG_DEBUG_VM +#define transparent_hugepage_debug_cow() \ + (transparent_hugepage_flags & \ + (1<<TRANSPARENT_HUGEPAGE_DEBUG_COW_FLAG)) +#else /* CONFIG_DEBUG_VM */ +#define transparent_hugepage_debug_cow() 0 +#endif /* CONFIG_DEBUG_VM */ + +extern unsigned long transparent_hugepage_flags; +extern int copy_pte_range(struct mm_struct *dst_mm, struct mm_struct *src_mm, + pmd_t *dst_pmd, pmd_t *src_pmd, + struct vm_area_struct *vma, + unsigned long addr, unsigned long end); +extern int handle_pte_fault(struct mm_struct *mm, + struct vm_area_struct *vma, unsigned long address, + pte_t *pte, pmd_t *pmd, unsigned int flags); +extern int split_huge_page(struct page *page); +extern void __split_huge_page_pmd(struct mm_struct *mm, pmd_t *pmd); +#define split_huge_page_pmd(__mm, __pmd) \ + do { \ + pmd_t *____pmd = (__pmd); \ + if (unlikely(pmd_trans_huge(*____pmd))) \ + __split_huge_page_pmd(__mm, ____pmd); \ + } while (0) +#define wait_split_huge_page(__anon_vma, __pmd) \ + do { \ + pmd_t *____pmd = (__pmd); \ + spin_unlock_wait(&(__anon_vma)->root->lock); \ + /* \ + * spin_unlock_wait() is just a loop in C and so the \ + * CPU can reorder anything around it. \ + */ \ + smp_mb(); \ + BUG_ON(pmd_trans_splitting(*____pmd) || \ + pmd_trans_huge(*____pmd)); \ + } while (0) +#define HPAGE_PMD_ORDER (HPAGE_PMD_SHIFT-PAGE_SHIFT) +#define HPAGE_PMD_NR (1<<HPAGE_PMD_ORDER) +#if HPAGE_PMD_ORDER > MAX_ORDER +#error "hugepages can't be allocated by the buddy allocator" +#endif +extern int hugepage_madvise(struct vm_area_struct *vma, + unsigned long *vm_flags, int advice); +extern void __vma_adjust_trans_huge(struct vm_area_struct *vma, + unsigned long start, + unsigned long end, + long adjust_next); +static inline void vma_adjust_trans_huge(struct vm_area_struct *vma, + unsigned long start, + unsigned long end, + long adjust_next) +{ + if (!vma->anon_vma || vma->vm_ops || vma->vm_file) + return; + __vma_adjust_trans_huge(vma, start, end, adjust_next); +} +static inline int hpage_nr_pages(struct page *page) +{ + if (unlikely(PageTransHuge(page))) + return HPAGE_PMD_NR; + return 1; +} +static inline struct page *compound_trans_head(struct page *page) +{ + if (PageTail(page)) { + struct page *head; + head = page->first_page; + smp_rmb(); + /* + * head may be a dangling pointer. + * __split_huge_page_refcount clears PageTail before + * overwriting first_page, so if PageTail is still + * there it means the head pointer isn't dangling. + */ + if (PageTail(page)) + return head; + } + return page; +} +#else /* CONFIG_TRANSPARENT_HUGEPAGE */ +#define HPAGE_PMD_SHIFT ({ BUG(); 0; }) +#define HPAGE_PMD_MASK ({ BUG(); 0; }) +#define HPAGE_PMD_SIZE ({ BUG(); 0; }) + +#define hpage_nr_pages(x) 1 + +#define transparent_hugepage_enabled(__vma) 0 + +#define transparent_hugepage_flags 0UL +static inline int split_huge_page(struct page *page) +{ + return 0; +} +#define split_huge_page_pmd(__mm, __pmd) \ + do { } while (0) +#define wait_split_huge_page(__anon_vma, __pmd) \ + do { } while (0) +#define compound_trans_head(page) compound_head(page) +static inline int hugepage_madvise(struct vm_area_struct *vma, + unsigned long *vm_flags, int advice) +{ + BUG(); + return 0; +} +static inline void vma_adjust_trans_huge(struct vm_area_struct *vma, + unsigned long start, + unsigned long end, + long adjust_next) +{ +} +#endif /* CONFIG_TRANSPARENT_HUGEPAGE */ + +#endif /* _LINUX_HUGE_MM_H */ diff --git a/include/linux/i2c.h b/include/linux/i2c.h index 56cfe23ffb3..903576df88d 100644 --- a/include/linux/i2c.h +++ b/include/linux/i2c.h @@ -57,9 +57,10 @@ struct i2c_board_info; * transmit an arbitrary number of messages without interruption. * @count must be be less than 64k since msg.len is u16. */ -extern int i2c_master_send(struct i2c_client *client, const char *buf, +extern int i2c_master_send(const struct i2c_client *client, const char *buf, + int count); +extern int i2c_master_recv(const struct i2c_client *client, char *buf, int count); -extern int i2c_master_recv(struct i2c_client *client, char *buf, int count); /* Transfer num messages. */ @@ -78,23 +79,25 @@ extern s32 i2c_smbus_xfer(struct i2c_adapter *adapter, u16 addr, /* Now follow the 'nice' access routines. These also document the calling conventions of i2c_smbus_xfer. */ -extern s32 i2c_smbus_read_byte(struct i2c_client *client); -extern s32 i2c_smbus_write_byte(struct i2c_client *client, u8 value); -extern s32 i2c_smbus_read_byte_data(struct i2c_client *client, u8 command); -extern s32 i2c_smbus_write_byte_data(struct i2c_client *client, +extern s32 i2c_smbus_read_byte(const struct i2c_client *client); +extern s32 i2c_smbus_write_byte(const struct i2c_client *client, u8 value); +extern s32 i2c_smbus_read_byte_data(const struct i2c_client *client, + u8 command); +extern s32 i2c_smbus_write_byte_data(const struct i2c_client *client, u8 command, u8 value); -extern s32 i2c_smbus_read_word_data(struct i2c_client *client, u8 command); -extern s32 i2c_smbus_write_word_data(struct i2c_client *client, +extern s32 i2c_smbus_read_word_data(const struct i2c_client *client, + u8 command); +extern s32 i2c_smbus_write_word_data(const struct i2c_client *client, u8 command, u16 value); /* Returns the number of read bytes */ -extern s32 i2c_smbus_read_block_data(struct i2c_client *client, +extern s32 i2c_smbus_read_block_data(const struct i2c_client *client, u8 command, u8 *values); -extern s32 i2c_smbus_write_block_data(struct i2c_client *client, +extern s32 i2c_smbus_write_block_data(const struct i2c_client *client, u8 command, u8 length, const u8 *values); /* Returns the number of read bytes */ -extern s32 i2c_smbus_read_i2c_block_data(struct i2c_client *client, +extern s32 i2c_smbus_read_i2c_block_data(const struct i2c_client *client, u8 command, u8 length, u8 *values); -extern s32 i2c_smbus_write_i2c_block_data(struct i2c_client *client, +extern s32 i2c_smbus_write_i2c_block_data(const struct i2c_client *client, u8 command, u8 length, const u8 *values); #endif /* I2C */ diff --git a/include/linux/i2c/ds620.h b/include/linux/i2c/ds620.h new file mode 100644 index 00000000000..736bb87ac0f --- /dev/null +++ b/include/linux/i2c/ds620.h @@ -0,0 +1,21 @@ +#ifndef _LINUX_DS620_H +#define _LINUX_DS620_H + +#include <linux/types.h> +#include <linux/i2c.h> + +/* platform data for the DS620 temperature sensor and thermostat */ + +struct ds620_platform_data { + /* + * Thermostat output pin PO mode: + * 0 = always low (default) + * 1 = PO_LOW + * 2 = PO_HIGH + * + * (see Documentation/hwmon/ds620) + */ + int pomode; +}; + +#endif /* _LINUX_DS620_H */ diff --git a/include/linux/if_alg.h b/include/linux/if_alg.h new file mode 100644 index 00000000000..0f9acce5b1f --- /dev/null +++ b/include/linux/if_alg.h @@ -0,0 +1,40 @@ +/* + * if_alg: User-space algorithm interface + * + * Copyright (c) 2010 Herbert Xu <herbert@gondor.apana.org.au> + * + * 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. + * + */ + +#ifndef _LINUX_IF_ALG_H +#define _LINUX_IF_ALG_H + +#include <linux/types.h> + +struct sockaddr_alg { + __u16 salg_family; + __u8 salg_type[14]; + __u32 salg_feat; + __u32 salg_mask; + __u8 salg_name[64]; +}; + +struct af_alg_iv { + __u32 ivlen; + __u8 iv[0]; +}; + +/* Socket options */ +#define ALG_SET_KEY 1 +#define ALG_SET_IV 2 +#define ALG_SET_OP 3 + +/* Operations */ +#define ALG_OP_DECRYPT 0 +#define ALG_OP_ENCRYPT 1 + +#endif /* _LINUX_IF_ALG_H */ diff --git a/include/linux/if_bridge.h b/include/linux/if_bridge.h index f7e73c338c4..dd3f2013964 100644 --- a/include/linux/if_bridge.h +++ b/include/linux/if_bridge.h @@ -103,7 +103,7 @@ struct __fdb_entry { extern void brioctl_set(int (*ioctl_hook)(struct net *, unsigned int, void __user *)); -typedef int (*br_should_route_hook_t)(struct sk_buff *skb); +typedef int br_should_route_hook_t(struct sk_buff *skb); extern br_should_route_hook_t __rcu *br_should_route_hook; #endif diff --git a/include/linux/input.h b/include/linux/input.h index c4e9d91ec97..e428382ca28 100644 --- a/include/linux/input.h +++ b/include/linux/input.h @@ -802,6 +802,7 @@ struct input_keymap_entry { #define SW_CAMERA_LENS_COVER 0x09 /* set = lens covered */ #define SW_KEYPAD_SLIDE 0x0a /* set = keypad slide out */ #define SW_FRONT_PROXIMITY 0x0b /* set = front proximity sensor active */ +#define SW_ROTATE_LOCK 0x0c /* set = rotate locked/disabled */ #define SW_MAX 0x0f #define SW_CNT (SW_MAX+1) diff --git a/include/linux/input/as5011.h b/include/linux/input/as5011.h new file mode 100644 index 00000000000..1affd0ddfa9 --- /dev/null +++ b/include/linux/input/as5011.h @@ -0,0 +1,20 @@ +#ifndef _AS5011_H +#define _AS5011_H + +/* + * Copyright (c) 2010, 2011 Fabien Marteau <fabien.marteau@armadeus.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. + */ + +struct as5011_platform_data { + unsigned int button_gpio; + unsigned int axis_irq; /* irq number */ + unsigned long axis_irqflags; + char xp, xn; /* threshold for x axis */ + char yp, yn; /* threshold for y axis */ +}; + +#endif /* _AS5011_H */ diff --git a/include/linux/intel-gtt.h b/include/linux/intel-gtt.h deleted file mode 100644 index 1d19ab2afa3..00000000000 --- a/include/linux/intel-gtt.h +++ /dev/null @@ -1,20 +0,0 @@ -/* - * Common Intel AGPGART and GTT definitions. - */ -#ifndef _INTEL_GTT_H -#define _INTEL_GTT_H - -#include <linux/agp_backend.h> - -/* This is for Intel only GTT controls. - * - * Sandybridge: AGP_USER_CACHED_MEMORY default to LLC only - */ - -#define AGP_USER_CACHED_MEMORY_LLC_MLC (AGP_USER_TYPES + 2) -#define AGP_USER_UNCACHED_MEMORY (AGP_USER_TYPES + 4) - -/* flag for GFDT type */ -#define AGP_USER_CACHED_MEMORY_GFDT (1 << 3) - -#endif diff --git a/include/linux/ipmi.h b/include/linux/ipmi.h index 65aae34759d..045f2f275cd 100644 --- a/include/linux/ipmi.h +++ b/include/linux/ipmi.h @@ -454,6 +454,44 @@ unsigned int ipmi_addr_length(int addr_type); /* Validate that the given IPMI address is valid. */ int ipmi_validate_addr(struct ipmi_addr *addr, int len); +/* + * How did the IPMI driver find out about the device? + */ +enum ipmi_addr_src { + SI_INVALID = 0, SI_HOTMOD, SI_HARDCODED, SI_SPMI, SI_ACPI, SI_SMBIOS, + SI_PCI, SI_DEVICETREE, SI_DEFAULT +}; + +union ipmi_smi_info_union { + /* + * the acpi_info element is defined for the SI_ACPI + * address type + */ + struct { + void *acpi_handle; + } acpi_info; +}; + +struct ipmi_smi_info { + enum ipmi_addr_src addr_src; + + /* + * Base device for the interface. Don't forget to put this when + * you are done. + */ + struct device *dev; + + /* + * The addr_info provides more detailed info for some IPMI + * devices, depending on the addr_src. Currently only SI_ACPI + * info is provided. + */ + union ipmi_smi_info_union addr_info; +}; + +/* This is to get the private info of ipmi_smi_t */ +extern int ipmi_get_smi_info(int if_num, struct ipmi_smi_info *data); + #endif /* __KERNEL__ */ diff --git a/include/linux/ipmi_smi.h b/include/linux/ipmi_smi.h index 4b48318ac54..906590aa690 100644 --- a/include/linux/ipmi_smi.h +++ b/include/linux/ipmi_smi.h @@ -39,6 +39,7 @@ #include <linux/module.h> #include <linux/device.h> #include <linux/platform_device.h> +#include <linux/ipmi.h> /* This files describes the interface for IPMI system management interface drivers to bind into the IPMI message handler. */ @@ -86,6 +87,13 @@ struct ipmi_smi_handlers { int (*start_processing)(void *send_info, ipmi_smi_t new_intf); + /* + * Get the detailed private info of the low level interface and store + * it into the structure of ipmi_smi_data. For example: the + * ACPI device handle will be returned for the pnp_acpi IPMI device. + */ + int (*get_smi_info)(void *send_info, struct ipmi_smi_info *data); + /* Called to enqueue an SMI message to be sent. This operation is not allowed to fail. If an error occurs, it should report back the error in a received message. It may diff --git a/include/linux/irqdesc.h b/include/linux/irqdesc.h index 979c68cc745..c1a95b7b58d 100644 --- a/include/linux/irqdesc.h +++ b/include/linux/irqdesc.h @@ -57,7 +57,7 @@ struct irq_desc { #endif struct timer_rand_state *timer_rand_state; - unsigned int *kstat_irqs; + unsigned int __percpu *kstat_irqs; irq_flow_handler_t handle_irq; struct irqaction *action; /* IRQ action list */ unsigned int status; /* IRQ status */ @@ -101,13 +101,6 @@ static inline struct irq_desc *move_irq_desc(struct irq_desc *desc, int node) #define get_irq_desc_msi(desc) ((desc)->irq_data.msi_desc) /* - * Monolithic do_IRQ implementation. - */ -#ifndef CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ -extern unsigned int __do_IRQ(unsigned int irq); -#endif - -/* * Architectures call this to let the generic IRQ layer * handle an interrupt. If the descriptor is attached to an * irqchip-style controller then we call the ->handle_irq() handler, @@ -115,14 +108,7 @@ extern unsigned int __do_IRQ(unsigned int irq); */ static inline void generic_handle_irq_desc(unsigned int irq, struct irq_desc *desc) { -#ifdef CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ desc->handle_irq(irq, desc); -#else - if (likely(desc->handle_irq)) - desc->handle_irq(irq, desc); - else - __do_IRQ(irq); -#endif } static inline void generic_handle_irq(unsigned int irq) diff --git a/include/linux/jbd2.h b/include/linux/jbd2.h index 2ae86aa21fc..27e79c27ba0 100644 --- a/include/linux/jbd2.h +++ b/include/linux/jbd2.h @@ -94,7 +94,7 @@ extern void jbd2_free(void *ptr, size_t size); * * This is an opaque datatype. **/ -typedef struct handle_s handle_t; /* Atomic operation type */ +typedef struct jbd2_journal_handle handle_t; /* Atomic operation type */ /** @@ -416,7 +416,7 @@ struct jbd2_revoke_table_s; * in so it can be fixed later. */ -struct handle_s +struct jbd2_journal_handle { /* Which compound transaction is this update a part of? */ transaction_t *h_transaction; @@ -1158,6 +1158,22 @@ static inline void jbd2_free_handle(handle_t *handle) kmem_cache_free(jbd2_handle_cache, handle); } +/* + * jbd2_inode management (optional, for those file systems that want to use + * dynamically allocated jbd2_inode structures) + */ +extern struct kmem_cache *jbd2_inode_cache; + +static inline struct jbd2_inode *jbd2_alloc_inode(gfp_t gfp_flags) +{ + return kmem_cache_alloc(jbd2_inode_cache, gfp_flags); +} + +static inline void jbd2_free_inode(struct jbd2_inode *jinode) +{ + kmem_cache_free(jbd2_inode_cache, jinode); +} + /* Primary revoke support */ #define JOURNAL_REVOKE_DEFAULT_HASH 256 extern int jbd2_journal_init_revoke(journal_t *, int); diff --git a/include/linux/kernel.h b/include/linux/kernel.h index b6de9a6f701..e2f4d6af212 100644 --- a/include/linux/kernel.h +++ b/include/linux/kernel.h @@ -56,6 +56,8 @@ #define FIELD_SIZEOF(t, f) (sizeof(((t*)0)->f)) #define DIV_ROUND_UP(n,d) (((n) + (d) - 1) / (d)) + +/* The `const' in roundup() prevents gcc-3.3 from calling __divdi3 */ #define roundup(x, y) ( \ { \ const typeof(y) __y = y; \ @@ -141,9 +143,22 @@ extern int _cond_resched(void); #define might_sleep_if(cond) do { if (cond) might_sleep(); } while (0) -#define abs(x) ({ \ - long __x = (x); \ - (__x < 0) ? -__x : __x; \ +/* + * abs() handles unsigned and signed longs, ints, shorts and chars. For all + * input types abs() returns a signed long. + * abs() should not be used for 64-bit types (s64, u64, long long) - use abs64() + * for those. + */ +#define abs(x) ({ \ + long ret; \ + if (sizeof(x) == sizeof(long)) { \ + long __x = (x); \ + ret = (__x < 0) ? -__x : __x; \ + } else { \ + int __x = (x); \ + ret = (__x < 0) ? -__x : __x; \ + } \ + ret; \ }) #define abs64(x) ({ \ @@ -228,6 +243,8 @@ extern int test_taint(unsigned flag); extern unsigned long get_taint(void); extern int root_mountflags; +extern bool early_boot_irqs_disabled; + /* Values used for system_state */ extern enum system_states { SYSTEM_BOOTING, @@ -263,6 +280,7 @@ static inline char *pack_hex_byte(char *buf, u8 byte) } extern int hex_to_bin(char ch); +extern void hex2bin(u8 *dst, const char *src, size_t count); /* * General tracing related utility functions - trace_printk(), @@ -557,12 +575,6 @@ struct sysinfo { char _f[20-2*sizeof(long)-sizeof(int)]; /* Padding: libc5 uses this.. */ }; -/* Force a compilation error if condition is true */ -#define BUILD_BUG_ON(condition) ((void)BUILD_BUG_ON_ZERO(condition)) - -/* Force a compilation error if condition is constant and true */ -#define MAYBE_BUILD_BUG_ON(cond) ((void)sizeof(char[1 - 2 * !!(cond)])) - /* Force a compilation error if a constant expression is not a power of 2 */ #define BUILD_BUG_ON_NOT_POWER_OF_2(n) \ BUILD_BUG_ON((n) == 0 || (((n) & ((n) - 1)) != 0)) @@ -574,6 +586,32 @@ struct sysinfo { #define BUILD_BUG_ON_ZERO(e) (sizeof(struct { int:-!!(e); })) #define BUILD_BUG_ON_NULL(e) ((void *)sizeof(struct { int:-!!(e); })) +/** + * BUILD_BUG_ON - break compile if a condition is true. + * @cond: the condition which the compiler should know is false. + * + * If you have some code which relies on certain constants being equal, or + * other compile-time-evaluated condition, you should use BUILD_BUG_ON to + * detect if someone changes it. + * + * The implementation uses gcc's reluctance to create a negative array, but + * gcc (as of 4.4) only emits that error for obvious cases (eg. not arguments + * to inline functions). So as a fallback we use the optimizer; if it can't + * prove the condition is false, it will cause a link error on the undefined + * "__build_bug_on_failed". This error message can be harder to track down + * though, hence the two different methods. + */ +#ifndef __OPTIMIZE__ +#define BUILD_BUG_ON(condition) ((void)sizeof(char[1 - 2*!!(condition)])) +#else +extern int __build_bug_on_failed; +#define BUILD_BUG_ON(condition) \ + do { \ + ((void)sizeof(char[1 - 2*!!(condition)])); \ + if (condition) __build_bug_on_failed = 1; \ + } while(0) +#endif + /* Trap pasters of __FUNCTION__ at compile-time */ #define __FUNCTION__ (__func__) @@ -584,6 +622,13 @@ struct sysinfo { #define NUMA_BUILD 0 #endif +/* This helps us avoid #ifdef CONFIG_COMPACTION */ +#ifdef CONFIG_COMPACTION +#define COMPACTION_BUILD 1 +#else +#define COMPACTION_BUILD 0 +#endif + /* Rebuild everything on CONFIG_FTRACE_MCOUNT_RECORD */ #ifdef CONFIG_FTRACE_MCOUNT_RECORD # define REBUILD_DUE_TO_FTRACE_MCOUNT_RECORD diff --git a/include/linux/kernel_stat.h b/include/linux/kernel_stat.h index 44e83ba12b5..0cce2db580c 100644 --- a/include/linux/kernel_stat.h +++ b/include/linux/kernel_stat.h @@ -46,16 +46,14 @@ DECLARE_PER_CPU(struct kernel_stat, kstat); extern unsigned long long nr_context_switches(void); #ifndef CONFIG_GENERIC_HARDIRQS -#define kstat_irqs_this_cpu(irq) \ - (this_cpu_read(kstat.irqs[irq]) struct irq_desc; static inline void kstat_incr_irqs_this_cpu(unsigned int irq, struct irq_desc *desc) { - kstat_this_cpu.irqs[irq]++; - kstat_this_cpu.irqs_sum++; + __this_cpu_inc(kstat.irqs[irq]); + __this_cpu_inc(kstat.irqs_sum); } static inline unsigned int kstat_irqs_cpu(unsigned int irq, int cpu) @@ -65,17 +63,18 @@ static inline unsigned int kstat_irqs_cpu(unsigned int irq, int cpu) #else #include <linux/irq.h> extern unsigned int kstat_irqs_cpu(unsigned int irq, int cpu); -#define kstat_irqs_this_cpu(DESC) \ - ((DESC)->kstat_irqs[smp_processor_id()]) -#define kstat_incr_irqs_this_cpu(irqno, DESC) do {\ - ((DESC)->kstat_irqs[smp_processor_id()]++);\ - kstat_this_cpu.irqs_sum++; } while (0) + +#define kstat_incr_irqs_this_cpu(irqno, DESC) \ +do { \ + __this_cpu_inc(*(DESC)->kstat_irqs); \ + __this_cpu_inc(kstat.irqs_sum); \ +} while (0) #endif static inline void kstat_incr_softirqs_this_cpu(unsigned int irq) { - kstat_this_cpu.softirqs[irq]++; + __this_cpu_inc(kstat.softirqs[irq]); } static inline unsigned int kstat_softirqs_cpu(unsigned int irq, int cpu) diff --git a/include/linux/khugepaged.h b/include/linux/khugepaged.h new file mode 100644 index 00000000000..6b394f0b514 --- /dev/null +++ b/include/linux/khugepaged.h @@ -0,0 +1,67 @@ +#ifndef _LINUX_KHUGEPAGED_H +#define _LINUX_KHUGEPAGED_H + +#include <linux/sched.h> /* MMF_VM_HUGEPAGE */ + +#ifdef CONFIG_TRANSPARENT_HUGEPAGE +extern int __khugepaged_enter(struct mm_struct *mm); +extern void __khugepaged_exit(struct mm_struct *mm); +extern int khugepaged_enter_vma_merge(struct vm_area_struct *vma); + +#define khugepaged_enabled() \ + (transparent_hugepage_flags & \ + ((1<<TRANSPARENT_HUGEPAGE_FLAG) | \ + (1<<TRANSPARENT_HUGEPAGE_REQ_MADV_FLAG))) +#define khugepaged_always() \ + (transparent_hugepage_flags & \ + (1<<TRANSPARENT_HUGEPAGE_FLAG)) +#define khugepaged_req_madv() \ + (transparent_hugepage_flags & \ + (1<<TRANSPARENT_HUGEPAGE_REQ_MADV_FLAG)) +#define khugepaged_defrag() \ + (transparent_hugepage_flags & \ + (1<<TRANSPARENT_HUGEPAGE_DEFRAG_KHUGEPAGED_FLAG)) + +static inline int khugepaged_fork(struct mm_struct *mm, struct mm_struct *oldmm) +{ + if (test_bit(MMF_VM_HUGEPAGE, &oldmm->flags)) + return __khugepaged_enter(mm); + return 0; +} + +static inline void khugepaged_exit(struct mm_struct *mm) +{ + if (test_bit(MMF_VM_HUGEPAGE, &mm->flags)) + __khugepaged_exit(mm); +} + +static inline int khugepaged_enter(struct vm_area_struct *vma) +{ + if (!test_bit(MMF_VM_HUGEPAGE, &vma->vm_mm->flags)) + if ((khugepaged_always() || + (khugepaged_req_madv() && + vma->vm_flags & VM_HUGEPAGE)) && + !(vma->vm_flags & VM_NOHUGEPAGE)) + if (__khugepaged_enter(vma->vm_mm)) + return -ENOMEM; + return 0; +} +#else /* CONFIG_TRANSPARENT_HUGEPAGE */ +static inline int khugepaged_fork(struct mm_struct *mm, struct mm_struct *oldmm) +{ + return 0; +} +static inline void khugepaged_exit(struct mm_struct *mm) +{ +} +static inline int khugepaged_enter(struct vm_area_struct *vma) +{ + return 0; +} +static inline int khugepaged_enter_vma_merge(struct vm_area_struct *vma) +{ + return 0; +} +#endif /* CONFIG_TRANSPARENT_HUGEPAGE */ + +#endif /* _LINUX_KHUGEPAGED_H */ diff --git a/include/linux/kmemcheck.h b/include/linux/kmemcheck.h index 08d7dc4ddf4..39f8453239f 100644 --- a/include/linux/kmemcheck.h +++ b/include/linux/kmemcheck.h @@ -76,7 +76,7 @@ bool kmemcheck_is_obj_initialized(unsigned long addr, size_t size); \ _n = (long) &((ptr)->name##_end) \ - (long) &((ptr)->name##_begin); \ - MAYBE_BUILD_BUG_ON(_n < 0); \ + BUILD_BUG_ON(_n < 0); \ \ kmemcheck_mark_initialized(&((ptr)->name##_begin), _n); \ } while (0) diff --git a/include/linux/kmsg_dump.h b/include/linux/kmsg_dump.h index 24b44145a88..2a0d7d651dc 100644 --- a/include/linux/kmsg_dump.h +++ b/include/linux/kmsg_dump.h @@ -18,6 +18,10 @@ enum kmsg_dump_reason { KMSG_DUMP_OOPS, KMSG_DUMP_PANIC, KMSG_DUMP_KEXEC, + KMSG_DUMP_RESTART, + KMSG_DUMP_HALT, + KMSG_DUMP_POWEROFF, + KMSG_DUMP_EMERG, }; /** diff --git a/include/linux/kref.h b/include/linux/kref.h index 6cc38fc07ab..d4a62ab2ee5 100644 --- a/include/linux/kref.h +++ b/include/linux/kref.h @@ -24,5 +24,7 @@ struct kref { void kref_init(struct kref *kref); void kref_get(struct kref *kref); int kref_put(struct kref *kref, void (*release) (struct kref *kref)); +int kref_sub(struct kref *kref, unsigned int count, + void (*release) (struct kref *kref)); #endif /* _KREF_H_ */ diff --git a/include/linux/kvm.h b/include/linux/kvm.h index 919ae53adc5..ea2dc1a2e13 100644 --- a/include/linux/kvm.h +++ b/include/linux/kvm.h @@ -540,6 +540,7 @@ struct kvm_ppc_pvinfo { #endif #define KVM_CAP_PPC_GET_PVINFO 57 #define KVM_CAP_PPC_IRQ_LEVEL 58 +#define KVM_CAP_ASYNC_PF 59 #ifdef KVM_CAP_IRQ_ROUTING diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h index a0557422715..b5021db2185 100644 --- a/include/linux/kvm_host.h +++ b/include/linux/kvm_host.h @@ -16,6 +16,8 @@ #include <linux/mm.h> #include <linux/preempt.h> #include <linux/msi.h> +#include <linux/slab.h> +#include <linux/rcupdate.h> #include <asm/signal.h> #include <linux/kvm.h> @@ -40,6 +42,7 @@ #define KVM_REQ_KICK 9 #define KVM_REQ_DEACTIVATE_FPU 10 #define KVM_REQ_EVENT 11 +#define KVM_REQ_APF_HALT 12 #define KVM_USERSPACE_IRQ_SOURCE_ID 0 @@ -74,6 +77,27 @@ int kvm_io_bus_register_dev(struct kvm *kvm, enum kvm_bus bus_idx, int kvm_io_bus_unregister_dev(struct kvm *kvm, enum kvm_bus bus_idx, struct kvm_io_device *dev); +#ifdef CONFIG_KVM_ASYNC_PF +struct kvm_async_pf { + struct work_struct work; + struct list_head link; + struct list_head queue; + struct kvm_vcpu *vcpu; + struct mm_struct *mm; + gva_t gva; + unsigned long addr; + struct kvm_arch_async_pf arch; + struct page *page; + bool done; +}; + +void kvm_clear_async_pf_completion_queue(struct kvm_vcpu *vcpu); +void kvm_check_async_pf_completion(struct kvm_vcpu *vcpu); +int kvm_setup_async_pf(struct kvm_vcpu *vcpu, gva_t gva, gfn_t gfn, + struct kvm_arch_async_pf *arch); +int kvm_async_pf_wakeup_all(struct kvm_vcpu *vcpu); +#endif + struct kvm_vcpu { struct kvm *kvm; #ifdef CONFIG_PREEMPT_NOTIFIERS @@ -104,6 +128,15 @@ struct kvm_vcpu { gpa_t mmio_phys_addr; #endif +#ifdef CONFIG_KVM_ASYNC_PF + struct { + u32 queued; + struct list_head queue; + struct list_head done; + spinlock_t lock; + } async_pf; +#endif + struct kvm_vcpu_arch arch; }; @@ -113,16 +146,19 @@ struct kvm_vcpu { */ #define KVM_MEM_MAX_NR_PAGES ((1UL << 31) - 1) +struct kvm_lpage_info { + unsigned long rmap_pde; + int write_count; +}; + struct kvm_memory_slot { gfn_t base_gfn; unsigned long npages; unsigned long flags; unsigned long *rmap; unsigned long *dirty_bitmap; - struct { - unsigned long rmap_pde; - int write_count; - } *lpage_info[KVM_NR_PAGE_SIZES - 1]; + unsigned long *dirty_bitmap_head; + struct kvm_lpage_info *lpage_info[KVM_NR_PAGE_SIZES - 1]; unsigned long userspace_addr; int user_alloc; int id; @@ -169,6 +205,7 @@ struct kvm_irq_routing_table {}; struct kvm_memslots { int nmemslots; + u64 generation; struct kvm_memory_slot memslots[KVM_MEMORY_SLOTS + KVM_PRIVATE_MEM_SLOTS]; }; @@ -206,6 +243,10 @@ struct kvm { struct mutex irq_lock; #ifdef CONFIG_HAVE_KVM_IRQCHIP + /* + * Update side is protected by irq_lock and, + * if configured, irqfds.lock. + */ struct kvm_irq_routing_table __rcu *irq_routing; struct hlist_head mask_notifier_list; struct hlist_head irq_ack_notifier_list; @@ -216,6 +257,7 @@ struct kvm { unsigned long mmu_notifier_seq; long mmu_notifier_count; #endif + long tlbs_dirty; }; /* The guest did something we don't support. */ @@ -302,7 +344,11 @@ void kvm_set_page_accessed(struct page *page); pfn_t hva_to_pfn_atomic(struct kvm *kvm, unsigned long addr); pfn_t gfn_to_pfn_atomic(struct kvm *kvm, gfn_t gfn); +pfn_t gfn_to_pfn_async(struct kvm *kvm, gfn_t gfn, bool *async, + bool write_fault, bool *writable); pfn_t gfn_to_pfn(struct kvm *kvm, gfn_t gfn); +pfn_t gfn_to_pfn_prot(struct kvm *kvm, gfn_t gfn, bool write_fault, + bool *writable); pfn_t gfn_to_pfn_memslot(struct kvm *kvm, struct kvm_memory_slot *slot, gfn_t gfn); int memslot_id(struct kvm *kvm, gfn_t gfn); @@ -321,18 +367,25 @@ int kvm_write_guest_page(struct kvm *kvm, gfn_t gfn, const void *data, int offset, int len); int kvm_write_guest(struct kvm *kvm, gpa_t gpa, const void *data, unsigned long len); +int kvm_write_guest_cached(struct kvm *kvm, struct gfn_to_hva_cache *ghc, + void *data, unsigned long len); +int kvm_gfn_to_hva_cache_init(struct kvm *kvm, struct gfn_to_hva_cache *ghc, + gpa_t gpa); int kvm_clear_guest_page(struct kvm *kvm, gfn_t gfn, int offset, int len); int kvm_clear_guest(struct kvm *kvm, gpa_t gpa, unsigned long len); struct kvm_memory_slot *gfn_to_memslot(struct kvm *kvm, gfn_t gfn); int kvm_is_visible_gfn(struct kvm *kvm, gfn_t gfn); unsigned long kvm_host_page_size(struct kvm *kvm, gfn_t gfn); void mark_page_dirty(struct kvm *kvm, gfn_t gfn); +void mark_page_dirty_in_slot(struct kvm *kvm, struct kvm_memory_slot *memslot, + gfn_t gfn); void kvm_vcpu_block(struct kvm_vcpu *vcpu); void kvm_vcpu_on_spin(struct kvm_vcpu *vcpu); void kvm_resched(struct kvm_vcpu *vcpu); void kvm_load_guest_fpu(struct kvm_vcpu *vcpu); void kvm_put_guest_fpu(struct kvm_vcpu *vcpu); + void kvm_flush_remote_tlbs(struct kvm *kvm); void kvm_reload_remote_mmus(struct kvm *kvm); @@ -398,7 +451,19 @@ int kvm_arch_vcpu_runnable(struct kvm_vcpu *vcpu); void kvm_free_physmem(struct kvm *kvm); -struct kvm *kvm_arch_create_vm(void); +#ifndef __KVM_HAVE_ARCH_VM_ALLOC +static inline struct kvm *kvm_arch_alloc_vm(void) +{ + return kzalloc(sizeof(struct kvm), GFP_KERNEL); +} + +static inline void kvm_arch_free_vm(struct kvm *kvm) +{ + kfree(kvm); +} +#endif + +int kvm_arch_init_vm(struct kvm *kvm); void kvm_arch_destroy_vm(struct kvm *kvm); void kvm_free_all_assigned_devices(struct kvm *kvm); void kvm_arch_sync_events(struct kvm *kvm); @@ -414,16 +479,8 @@ struct kvm_irq_ack_notifier { void (*irq_acked)(struct kvm_irq_ack_notifier *kian); }; -#define KVM_ASSIGNED_MSIX_PENDING 0x1 -struct kvm_guest_msix_entry { - u32 vector; - u16 entry; - u16 flags; -}; - struct kvm_assigned_dev_kernel { struct kvm_irq_ack_notifier ack_notifier; - struct work_struct interrupt_work; struct list_head list; int assigned_dev_id; int host_segnr; @@ -434,13 +491,14 @@ struct kvm_assigned_dev_kernel { bool host_irq_disabled; struct msix_entry *host_msix_entries; int guest_irq; - struct kvm_guest_msix_entry *guest_msix_entries; + struct msix_entry *guest_msix_entries; unsigned long irq_requested_type; int irq_source_id; int flags; struct pci_dev *dev; struct kvm *kvm; - spinlock_t assigned_dev_lock; + spinlock_t intx_lock; + char irq_name[32]; }; struct kvm_irq_mask_notifier { @@ -462,6 +520,8 @@ void kvm_get_intr_delivery_bitmask(struct kvm_ioapic *ioapic, unsigned long *deliver_bitmask); #endif int kvm_set_irq(struct kvm *kvm, int irq_source_id, u32 irq, int level); +int kvm_set_msi(struct kvm_kernel_irq_routing_entry *irq_entry, struct kvm *kvm, + int irq_source_id, int level); void kvm_notify_acked_irq(struct kvm *kvm, unsigned irqchip, unsigned pin); void kvm_register_irq_ack_notifier(struct kvm *kvm, struct kvm_irq_ack_notifier *kian); @@ -603,17 +663,28 @@ static inline void kvm_free_irq_routing(struct kvm *kvm) {} void kvm_eventfd_init(struct kvm *kvm); int kvm_irqfd(struct kvm *kvm, int fd, int gsi, int flags); void kvm_irqfd_release(struct kvm *kvm); +void kvm_irq_routing_update(struct kvm *, struct kvm_irq_routing_table *); int kvm_ioeventfd(struct kvm *kvm, struct kvm_ioeventfd *args); #else static inline void kvm_eventfd_init(struct kvm *kvm) {} + static inline int kvm_irqfd(struct kvm *kvm, int fd, int gsi, int flags) { return -EINVAL; } static inline void kvm_irqfd_release(struct kvm *kvm) {} + +#ifdef CONFIG_HAVE_KVM_IRQCHIP +static inline void kvm_irq_routing_update(struct kvm *kvm, + struct kvm_irq_routing_table *irq_rt) +{ + rcu_assign_pointer(kvm->irq_routing, irq_rt); +} +#endif + static inline int kvm_ioeventfd(struct kvm *kvm, struct kvm_ioeventfd *args) { return -ENOSYS; diff --git a/include/linux/kvm_types.h b/include/linux/kvm_types.h index 7ac0d4eee43..fa7cc7244cb 100644 --- a/include/linux/kvm_types.h +++ b/include/linux/kvm_types.h @@ -67,4 +67,11 @@ struct kvm_lapic_irq { u32 dest_id; }; +struct gfn_to_hva_cache { + u64 generation; + gpa_t gpa; + unsigned long hva; + struct kvm_memory_slot *memslot; +}; + #endif /* __KVM_TYPES_H__ */ diff --git a/include/linux/leds-lp5521.h b/include/linux/leds-lp5521.h index 38368d785f0..fd548d2a877 100644 --- a/include/linux/leds-lp5521.h +++ b/include/linux/leds-lp5521.h @@ -42,6 +42,7 @@ struct lp5521_platform_data { int (*setup_resources)(void); void (*release_resources)(void); void (*enable)(bool state); + const char *label; }; #endif /* __LINUX_LP5521_H */ diff --git a/include/linux/leds-lp5523.h b/include/linux/leds-lp5523.h index 796747637b8..2694289babd 100644 --- a/include/linux/leds-lp5523.h +++ b/include/linux/leds-lp5523.h @@ -42,6 +42,7 @@ struct lp5523_platform_data { int (*setup_resources)(void); void (*release_resources)(void); void (*enable)(bool state); + const char *label; }; #endif /* __LINUX_LP5523_H */ diff --git a/include/linux/libata.h b/include/linux/libata.h index d947b123166..c9c5d7ad1a2 100644 --- a/include/linux/libata.h +++ b/include/linux/libata.h @@ -996,8 +996,7 @@ extern int ata_sas_port_init(struct ata_port *); extern int ata_sas_port_start(struct ata_port *ap); extern void ata_sas_port_stop(struct ata_port *ap); extern int ata_sas_slave_configure(struct scsi_device *, struct ata_port *); -extern int ata_sas_queuecmd(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *), - struct ata_port *ap); +extern int ata_sas_queuecmd(struct scsi_cmnd *cmd, struct ata_port *ap); extern int sata_scr_valid(struct ata_link *link); extern int sata_scr_read(struct ata_link *link, int reg, u32 *val); extern int sata_scr_write(struct ata_link *link, int reg, u32 val); @@ -1040,8 +1039,7 @@ extern unsigned int ata_do_dev_read_id(struct ata_device *dev, struct ata_taskfile *tf, u16 *id); extern void ata_qc_complete(struct ata_queued_cmd *qc); extern int ata_qc_complete_multiple(struct ata_port *ap, u32 qc_active); -extern void ata_scsi_simulate(struct ata_device *dev, struct scsi_cmnd *cmd, - void (*done)(struct scsi_cmnd *)); +extern void ata_scsi_simulate(struct ata_device *dev, struct scsi_cmnd *cmd); extern int ata_std_bios_param(struct scsi_device *sdev, struct block_device *bdev, sector_t capacity, int geom[]); diff --git a/include/linux/list_bl.h b/include/linux/list_bl.h index 9ee97e7f2be..5bad17d1acd 100644 --- a/include/linux/list_bl.h +++ b/include/linux/list_bl.h @@ -62,7 +62,8 @@ static inline void hlist_bl_set_first(struct hlist_bl_head *h, struct hlist_bl_node *n) { LIST_BL_BUG_ON((unsigned long)n & LIST_BL_LOCKMASK); - LIST_BL_BUG_ON(!((unsigned long)h->first & LIST_BL_LOCKMASK)); + LIST_BL_BUG_ON(((unsigned long)h->first & LIST_BL_LOCKMASK) != + LIST_BL_LOCKMASK); h->first = (struct hlist_bl_node *)((unsigned long)n | LIST_BL_LOCKMASK); } diff --git a/include/linux/lockd/debug.h b/include/linux/lockd/debug.h index 34b2b7f33c3..257d3779f2a 100644 --- a/include/linux/lockd/debug.h +++ b/include/linux/lockd/debug.h @@ -44,14 +44,4 @@ #define NLMDBG_XDR 0x0100 #define NLMDBG_ALL 0x7fff - -/* - * Support for printing NLM cookies in dprintk() - */ -#ifdef RPC_DEBUG -struct nlm_cookie; -/* Call this function with the BKL held (it uses a static buffer) */ -extern const char *nlmdbg_cookie2a(const struct nlm_cookie *); -#endif - #endif /* LINUX_LOCKD_DEBUG_H */ diff --git a/include/linux/lockd/lockd.h b/include/linux/lockd/lockd.h index 2dee05e5119..ff9abff55aa 100644 --- a/include/linux/lockd/lockd.h +++ b/include/linux/lockd/lockd.h @@ -202,9 +202,9 @@ extern u32 nsm_local_state; * Lockd client functions */ struct nlm_rqst * nlm_alloc_call(struct nlm_host *host); -void nlm_release_call(struct nlm_rqst *); int nlm_async_call(struct nlm_rqst *, u32, const struct rpc_call_ops *); int nlm_async_reply(struct nlm_rqst *, u32, const struct rpc_call_ops *); +void nlmclnt_release_call(struct nlm_rqst *); struct nlm_wait * nlmclnt_prepare_block(struct nlm_host *host, struct file_lock *fl); void nlmclnt_finish_block(struct nlm_wait *block); int nlmclnt_block(struct nlm_wait *block, struct nlm_rqst *req, long timeout); @@ -223,13 +223,14 @@ struct nlm_host *nlmclnt_lookup_host(const struct sockaddr *sap, const u32 version, const char *hostname, int noresvport); +void nlmclnt_release_host(struct nlm_host *); struct nlm_host *nlmsvc_lookup_host(const struct svc_rqst *rqstp, const char *hostname, const size_t hostname_len); +void nlmsvc_release_host(struct nlm_host *); struct rpc_clnt * nlm_bind_host(struct nlm_host *); void nlm_rebind_host(struct nlm_host *); struct nlm_host * nlm_get_host(struct nlm_host *); -void nlm_release_host(struct nlm_host *); void nlm_shutdown_hosts(void); void nlm_host_rebooted(const struct nlm_reboot *); @@ -267,6 +268,7 @@ unsigned long nlmsvc_retry_blocked(void); void nlmsvc_traverse_blocks(struct nlm_host *, struct nlm_file *, nlm_host_match_fn_t match); void nlmsvc_grant_reply(struct nlm_cookie *, __be32); +void nlmsvc_release_call(struct nlm_rqst *); /* * File handling for the server personality diff --git a/include/linux/lockdep.h b/include/linux/lockdep.h index 71c09b26c75..4aef1dda640 100644 --- a/include/linux/lockdep.h +++ b/include/linux/lockdep.h @@ -436,16 +436,8 @@ do { \ #endif /* CONFIG_LOCKDEP */ #ifdef CONFIG_TRACE_IRQFLAGS -extern void early_boot_irqs_off(void); -extern void early_boot_irqs_on(void); extern void print_irqtrace_events(struct task_struct *curr); #else -static inline void early_boot_irqs_off(void) -{ -} -static inline void early_boot_irqs_on(void) -{ -} static inline void print_irqtrace_events(struct task_struct *curr) { } @@ -522,12 +514,15 @@ static inline void print_irqtrace_events(struct task_struct *curr) #ifdef CONFIG_DEBUG_LOCK_ALLOC # ifdef CONFIG_PROVE_LOCKING # define lock_map_acquire(l) lock_acquire(l, 0, 0, 0, 2, NULL, _THIS_IP_) +# define lock_map_acquire_read(l) lock_acquire(l, 0, 0, 2, 2, NULL, _THIS_IP_) # else # define lock_map_acquire(l) lock_acquire(l, 0, 0, 0, 1, NULL, _THIS_IP_) +# define lock_map_acquire_read(l) lock_acquire(l, 0, 0, 2, 1, NULL, _THIS_IP_) # endif # define lock_map_release(l) lock_release(l, 1, _THIS_IP_) #else # define lock_map_acquire(l) do { } while (0) +# define lock_map_acquire_read(l) do { } while (0) # define lock_map_release(l) do { } while (0) #endif diff --git a/include/linux/magic.h b/include/linux/magic.h index ff690d05f12..62730ea2b56 100644 --- a/include/linux/magic.h +++ b/include/linux/magic.h @@ -16,6 +16,7 @@ #define TMPFS_MAGIC 0x01021994 #define HUGETLBFS_MAGIC 0x958458f6 /* some random number */ #define SQUASHFS_MAGIC 0x73717368 +#define ECRYPTFS_SUPER_MAGIC 0xf15f #define EFS_SUPER_MAGIC 0x414A53 #define EXT2_SUPER_MAGIC 0xEF53 #define EXT3_SUPER_MAGIC 0xEF53 diff --git a/include/linux/mbcache.h b/include/linux/mbcache.h index 54cbbac1e71..5525d370701 100644 --- a/include/linux/mbcache.h +++ b/include/linux/mbcache.h @@ -18,6 +18,17 @@ struct mb_cache_entry { } e_index; }; +struct mb_cache { + struct list_head c_cache_list; + const char *c_name; + atomic_t c_entry_count; + int c_max_entries; + int c_bucket_bits; + struct kmem_cache *c_entry_cache; + struct list_head *c_block_hash; + struct list_head *c_index_hash; +}; + /* Functions on caches */ struct mb_cache *mb_cache_create(const char *, int); diff --git a/include/linux/memcontrol.h b/include/linux/memcontrol.h index 159a0762aea..f512e189be5 100644 --- a/include/linux/memcontrol.h +++ b/include/linux/memcontrol.h @@ -25,6 +25,11 @@ struct page_cgroup; struct page; struct mm_struct; +/* Stats that can be updated by kernel. */ +enum mem_cgroup_page_stat_item { + MEMCG_NR_FILE_MAPPED, /* # of pages charged as file rss */ +}; + extern unsigned long mem_cgroup_isolate_pages(unsigned long nr_to_scan, struct list_head *dst, unsigned long *scanned, int order, @@ -93,7 +98,7 @@ extern int mem_cgroup_prepare_migration(struct page *page, struct page *newpage, struct mem_cgroup **ptr); extern void mem_cgroup_end_migration(struct mem_cgroup *mem, - struct page *oldpage, struct page *newpage); + struct page *oldpage, struct page *newpage, bool migration_ok); /* * For memory reclaim. @@ -121,11 +126,30 @@ static inline bool mem_cgroup_disabled(void) return false; } -void mem_cgroup_update_file_mapped(struct page *page, int val); +void mem_cgroup_update_page_stat(struct page *page, + enum mem_cgroup_page_stat_item idx, + int val); + +static inline void mem_cgroup_inc_page_stat(struct page *page, + enum mem_cgroup_page_stat_item idx) +{ + mem_cgroup_update_page_stat(page, idx, 1); +} + +static inline void mem_cgroup_dec_page_stat(struct page *page, + enum mem_cgroup_page_stat_item idx) +{ + mem_cgroup_update_page_stat(page, idx, -1); +} + unsigned long mem_cgroup_soft_limit_reclaim(struct zone *zone, int order, gfp_t gfp_mask); u64 mem_cgroup_get_limit(struct mem_cgroup *mem); +#ifdef CONFIG_TRANSPARENT_HUGEPAGE +void mem_cgroup_split_huge_fixup(struct page *head, struct page *tail); +#endif + #else /* CONFIG_CGROUP_MEM_RES_CTLR */ struct mem_cgroup; @@ -231,8 +255,7 @@ mem_cgroup_prepare_migration(struct page *page, struct page *newpage, } static inline void mem_cgroup_end_migration(struct mem_cgroup *mem, - struct page *oldpage, - struct page *newpage) + struct page *oldpage, struct page *newpage, bool migration_ok) { } @@ -293,8 +316,13 @@ mem_cgroup_print_oom_info(struct mem_cgroup *memcg, struct task_struct *p) { } -static inline void mem_cgroup_update_file_mapped(struct page *page, - int val) +static inline void mem_cgroup_inc_page_stat(struct page *page, + enum mem_cgroup_page_stat_item idx) +{ +} + +static inline void mem_cgroup_dec_page_stat(struct page *page, + enum mem_cgroup_page_stat_item idx) { } @@ -311,6 +339,11 @@ u64 mem_cgroup_get_limit(struct mem_cgroup *mem) return 0; } +static inline void mem_cgroup_split_huge_fixup(struct page *head, + struct page *tail) +{ +} + #endif /* CONFIG_CGROUP_MEM_CONT */ #endif /* _LINUX_MEMCONTROL_H */ diff --git a/include/linux/memory_hotplug.h b/include/linux/memory_hotplug.h index 31c237a00c4..8122018d300 100644 --- a/include/linux/memory_hotplug.h +++ b/include/linux/memory_hotplug.h @@ -13,12 +13,16 @@ struct mem_section; #ifdef CONFIG_MEMORY_HOTPLUG /* - * Types for free bootmem. - * The normal smallest mapcount is -1. Here is smaller value than it. + * Types for free bootmem stored in page->lru.next. These have to be in + * some random range in unsigned long space for debugging purposes. */ -#define SECTION_INFO (-1 - 1) -#define MIX_SECTION_INFO (-1 - 2) -#define NODE_INFO (-1 - 3) +enum { + MEMORY_HOTPLUG_MIN_BOOTMEM_TYPE = 12, + SECTION_INFO = MEMORY_HOTPLUG_MIN_BOOTMEM_TYPE, + MIX_SECTION_INFO, + NODE_INFO, + MEMORY_HOTPLUG_MAX_BOOTMEM_TYPE = NODE_INFO, +}; /* * pgdat resizing functions @@ -161,6 +165,12 @@ extern void register_page_bootmem_info_node(struct pglist_data *pgdat); extern void put_page_bootmem(struct page *page); #endif +/* + * Lock for memory hotplug guarantees 1) all callbacks for memory hotplug + * notifier will be called under this. 2) offline/online/add/remove memory + * will not run simultaneously. + */ + void lock_memory_hotplug(void); void unlock_memory_hotplug(void); diff --git a/include/linux/mfd/ab8500.h b/include/linux/mfd/ab8500.h index d63b6050b18..37f56b7c4c1 100644 --- a/include/linux/mfd/ab8500.h +++ b/include/linux/mfd/ab8500.h @@ -74,32 +74,37 @@ #define AB8500_INT_ACC_DETECT_21DB_F 37 #define AB8500_INT_ACC_DETECT_21DB_R 38 #define AB8500_INT_GP_SW_ADC_CONV_END 39 -#define AB8500_INT_BTEMP_LOW 72 -#define AB8500_INT_BTEMP_LOW_MEDIUM 73 -#define AB8500_INT_BTEMP_MEDIUM_HIGH 74 -#define AB8500_INT_BTEMP_HIGH 75 -#define AB8500_INT_USB_CHARGER_NOT_OK 81 -#define AB8500_INT_ID_WAKEUP_R 82 -#define AB8500_INT_ID_DET_R1R 84 -#define AB8500_INT_ID_DET_R2R 85 -#define AB8500_INT_ID_DET_R3R 86 -#define AB8500_INT_ID_DET_R4R 87 -#define AB8500_INT_ID_WAKEUP_F 88 -#define AB8500_INT_ID_DET_R1F 90 -#define AB8500_INT_ID_DET_R2F 91 -#define AB8500_INT_ID_DET_R3F 92 -#define AB8500_INT_ID_DET_R4F 93 -#define AB8500_INT_USB_CHG_DET_DONE 94 -#define AB8500_INT_USB_CH_TH_PROT_F 96 -#define AB8500_INT_USB_CH_TH_PROP_R 97 -#define AB8500_INT_MAIN_CH_TH_PROP_F 98 -#define AB8500_INT_MAIN_CH_TH_PROT_R 99 -#define AB8500_INT_USB_CHARGER_NOT_OKF 103 +#define AB8500_INT_ADP_SOURCE_ERROR 72 +#define AB8500_INT_ADP_SINK_ERROR 73 +#define AB8500_INT_ADP_PROBE_PLUG 74 +#define AB8500_INT_ADP_PROBE_UNPLUG 75 +#define AB8500_INT_ADP_SENSE_OFF 76 +#define AB8500_INT_USB_PHY_POWER_ERR 78 +#define AB8500_INT_USB_LINK_STATUS 79 +#define AB8500_INT_BTEMP_LOW 80 +#define AB8500_INT_BTEMP_LOW_MEDIUM 81 +#define AB8500_INT_BTEMP_MEDIUM_HIGH 82 +#define AB8500_INT_BTEMP_HIGH 83 +#define AB8500_INT_USB_CHARGER_NOT_OK 89 +#define AB8500_INT_ID_WAKEUP_R 90 +#define AB8500_INT_ID_DET_R1R 92 +#define AB8500_INT_ID_DET_R2R 93 +#define AB8500_INT_ID_DET_R3R 94 +#define AB8500_INT_ID_DET_R4R 95 +#define AB8500_INT_ID_WAKEUP_F 96 +#define AB8500_INT_ID_DET_R1F 98 +#define AB8500_INT_ID_DET_R2F 99 +#define AB8500_INT_ID_DET_R3F 100 +#define AB8500_INT_ID_DET_R4F 101 +#define AB8500_INT_USB_CHG_DET_DONE 102 +#define AB8500_INT_USB_CH_TH_PROT_F 104 +#define AB8500_INT_USB_CH_TH_PROT_R 105 +#define AB8500_INT_MAIN_CH_TH_PROT_F 106 +#define AB8500_INT_MAIN_CH_TH_PROT_R 107 +#define AB8500_INT_USB_CHARGER_NOT_OKF 111 -#define AB8500_NR_IRQS 104 -#define AB8500_NUM_IRQ_REGS 13 - -#define AB8500_NUM_REGULATORS 15 +#define AB8500_NR_IRQS 112 +#define AB8500_NUM_IRQ_REGS 14 /** * struct ab8500 - ab8500 internal structure @@ -145,7 +150,8 @@ struct regulator_init_data; struct ab8500_platform_data { int irq_base; void (*init) (struct ab8500 *); - struct regulator_init_data *regulator[AB8500_NUM_REGULATORS]; + int num_regulator; + struct regulator_init_data *regulator; }; extern int __devinit ab8500_init(struct ab8500 *ab8500); diff --git a/include/linux/mfd/core.h b/include/linux/mfd/core.h index cb93d80aa64..835996e167e 100644 --- a/include/linux/mfd/core.h +++ b/include/linux/mfd/core.h @@ -39,7 +39,7 @@ struct mfd_cell { size_t data_size; /* - * This resources can be specified relatievly to the parent device. + * This resources can be specified relatively to the parent device. * For accessing device you should use resources from device */ int num_resources; @@ -47,6 +47,12 @@ struct mfd_cell { /* don't check for resource conflicts */ bool ignore_resource_conflicts; + + /* + * Disable runtime PM callbacks for this subdevice - see + * pm_runtime_no_callbacks(). + */ + bool pm_runtime_no_callbacks; }; extern int mfd_add_devices(struct device *parent, int id, diff --git a/include/linux/mfd/max8998-private.h b/include/linux/mfd/max8998-private.h index 7363dea6bbc..effa5d3b96a 100644 --- a/include/linux/mfd/max8998-private.h +++ b/include/linux/mfd/max8998-private.h @@ -159,10 +159,12 @@ struct max8998_dev { u8 irq_masks_cur[MAX8998_NUM_IRQ_REGS]; u8 irq_masks_cache[MAX8998_NUM_IRQ_REGS]; int type; + bool wakeup; }; int max8998_irq_init(struct max8998_dev *max8998); void max8998_irq_exit(struct max8998_dev *max8998); +int max8998_irq_resume(struct max8998_dev *max8998); extern int max8998_read_reg(struct i2c_client *i2c, u8 reg, u8 *dest); extern int max8998_bulk_read(struct i2c_client *i2c, u8 reg, int count, diff --git a/include/linux/mfd/max8998.h b/include/linux/mfd/max8998.h index f8c9f884aff..61daa167b57 100644 --- a/include/linux/mfd/max8998.h +++ b/include/linux/mfd/max8998.h @@ -70,24 +70,43 @@ struct max8998_regulator_data { * @num_regulators: number of regultors used * @irq_base: base IRQ number for max8998, required for IRQs * @ono: power onoff IRQ number for max8998 - * @buck1_max_voltage1: BUCK1 maximum alowed voltage register 1 - * @buck1_max_voltage2: BUCK1 maximum alowed voltage register 2 - * @buck2_max_voltage: BUCK2 maximum alowed voltage + * @buck_voltage_lock: Do NOT change the values of the following six + * registers set by buck?_voltage?. The voltage of BUCK1/2 cannot + * be other than the preset values. + * @buck1_voltage1: BUCK1 DVS mode 1 voltage register + * @buck1_voltage2: BUCK1 DVS mode 2 voltage register + * @buck1_voltage3: BUCK1 DVS mode 3 voltage register + * @buck1_voltage4: BUCK1 DVS mode 4 voltage register + * @buck2_voltage1: BUCK2 DVS mode 1 voltage register + * @buck2_voltage2: BUCK2 DVS mode 2 voltage register * @buck1_set1: BUCK1 gpio pin 1 to set output voltage * @buck1_set2: BUCK1 gpio pin 2 to set output voltage + * @buck1_default_idx: Default for BUCK1 gpio pin 1, 2 * @buck2_set3: BUCK2 gpio pin to set output voltage + * @buck2_default_idx: Default for BUCK2 gpio pin. + * @wakeup: Allow to wake up from suspend + * @rtc_delay: LP3974 RTC chip bug that requires delay after a register + * write before reading it. */ struct max8998_platform_data { struct max8998_regulator_data *regulators; int num_regulators; int irq_base; int ono; - int buck1_max_voltage1; - int buck1_max_voltage2; - int buck2_max_voltage; + bool buck_voltage_lock; + int buck1_voltage1; + int buck1_voltage2; + int buck1_voltage3; + int buck1_voltage4; + int buck2_voltage1; + int buck2_voltage2; int buck1_set1; int buck1_set2; + int buck1_default_idx; int buck2_set3; + int buck2_default_idx; + bool wakeup; + bool rtc_delay; }; #endif /* __LINUX_MFD_MAX8998_H */ diff --git a/include/linux/mfd/mc13783.h b/include/linux/mfd/mc13783.h index b4c741e352c..7d0f3d6a000 100644 --- a/include/linux/mfd/mc13783.h +++ b/include/linux/mfd/mc13783.h @@ -1,4 +1,5 @@ /* + * Copyright 2010 Yong Shen <yong.shen@linaro.org> * Copyright 2009-2010 Pengutronix * Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de> * @@ -122,39 +123,39 @@ int mc13783_adc_do_conversion(struct mc13783 *mc13783, unsigned int mode, unsigned int channel, unsigned int *sample); -#define MC13783_SW_SW1A 0 -#define MC13783_SW_SW1B 1 -#define MC13783_SW_SW2A 2 -#define MC13783_SW_SW2B 3 -#define MC13783_SW_SW3 4 -#define MC13783_SW_PLL 5 -#define MC13783_REGU_VAUDIO 6 -#define MC13783_REGU_VIOHI 7 -#define MC13783_REGU_VIOLO 8 -#define MC13783_REGU_VDIG 9 -#define MC13783_REGU_VGEN 10 -#define MC13783_REGU_VRFDIG 11 -#define MC13783_REGU_VRFREF 12 -#define MC13783_REGU_VRFCP 13 -#define MC13783_REGU_VSIM 14 -#define MC13783_REGU_VESIM 15 -#define MC13783_REGU_VCAM 16 -#define MC13783_REGU_VRFBG 17 -#define MC13783_REGU_VVIB 18 -#define MC13783_REGU_VRF1 19 -#define MC13783_REGU_VRF2 20 -#define MC13783_REGU_VMMC1 21 -#define MC13783_REGU_VMMC2 22 -#define MC13783_REGU_GPO1 23 -#define MC13783_REGU_GPO2 24 -#define MC13783_REGU_GPO3 25 -#define MC13783_REGU_GPO4 26 -#define MC13783_REGU_V1 27 -#define MC13783_REGU_V2 28 -#define MC13783_REGU_V3 29 -#define MC13783_REGU_V4 30 -#define MC13783_REGU_PWGT1SPI 31 -#define MC13783_REGU_PWGT2SPI 32 +#define MC13783_REG_SW1A 0 +#define MC13783_REG_SW1B 1 +#define MC13783_REG_SW2A 2 +#define MC13783_REG_SW2B 3 +#define MC13783_REG_SW3 4 +#define MC13783_REG_PLL 5 +#define MC13783_REG_VAUDIO 6 +#define MC13783_REG_VIOHI 7 +#define MC13783_REG_VIOLO 8 +#define MC13783_REG_VDIG 9 +#define MC13783_REG_VGEN 10 +#define MC13783_REG_VRFDIG 11 +#define MC13783_REG_VRFREF 12 +#define MC13783_REG_VRFCP 13 +#define MC13783_REG_VSIM 14 +#define MC13783_REG_VESIM 15 +#define MC13783_REG_VCAM 16 +#define MC13783_REG_VRFBG 17 +#define MC13783_REG_VVIB 18 +#define MC13783_REG_VRF1 19 +#define MC13783_REG_VRF2 20 +#define MC13783_REG_VMMC1 21 +#define MC13783_REG_VMMC2 22 +#define MC13783_REG_GPO1 23 +#define MC13783_REG_GPO2 24 +#define MC13783_REG_GPO3 25 +#define MC13783_REG_GPO4 26 +#define MC13783_REG_V1 27 +#define MC13783_REG_V2 28 +#define MC13783_REG_V3 29 +#define MC13783_REG_V4 30 +#define MC13783_REG_PWGT1SPI 31 +#define MC13783_REG_PWGT2SPI 32 #define MC13783_IRQ_ADCDONE MC13XXX_IRQ_ADCDONE #define MC13783_IRQ_ADCBISDONE MC13XXX_IRQ_ADCBISDONE diff --git a/include/linux/mfd/mc13892.h b/include/linux/mfd/mc13892.h new file mode 100644 index 00000000000..a00f2bec178 --- /dev/null +++ b/include/linux/mfd/mc13892.h @@ -0,0 +1,39 @@ +/* + * Copyright 2010 Yong Shen <yong.shen@linaro.org> + * + * This program is free software; you can redistribute it and/or modify it under + * the terms of the GNU General Public License version 2 as published by the + * Free Software Foundation. + */ + +#ifndef __LINUX_MFD_MC13892_H +#define __LINUX_MFD_MC13892_H + +#include <linux/mfd/mc13xxx.h> + +#define MC13892_SW1 0 +#define MC13892_SW2 1 +#define MC13892_SW3 2 +#define MC13892_SW4 3 +#define MC13892_SWBST 4 +#define MC13892_VIOHI 5 +#define MC13892_VPLL 6 +#define MC13892_VDIG 7 +#define MC13892_VSD 8 +#define MC13892_VUSB2 9 +#define MC13892_VVIDEO 10 +#define MC13892_VAUDIO 11 +#define MC13892_VCAM 12 +#define MC13892_VGEN1 13 +#define MC13892_VGEN2 14 +#define MC13892_VGEN3 15 +#define MC13892_VUSB 16 +#define MC13892_GPO1 17 +#define MC13892_GPO2 18 +#define MC13892_GPO3 19 +#define MC13892_GPO4 20 +#define MC13892_PWGT1SPI 21 +#define MC13892_PWGT2SPI 22 +#define MC13892_VCOINCELL 23 + +#endif diff --git a/include/linux/mfd/tmio.h b/include/linux/mfd/tmio.h index 085f041197d..8e70310ee94 100644 --- a/include/linux/mfd/tmio.h +++ b/include/linux/mfd/tmio.h @@ -57,6 +57,10 @@ * is configured in 4-bit mode. */ #define TMIO_MMC_BLKSZ_2BYTES (1 << 1) +/* + * Some controllers can support SDIO IRQ signalling. + */ +#define TMIO_MMC_SDIO_IRQ (1 << 2) int tmio_core_mmc_enable(void __iomem *cnf, int shift, unsigned long base); int tmio_core_mmc_resume(void __iomem *cnf, int shift, unsigned long base); @@ -66,6 +70,7 @@ void tmio_core_mmc_clk_div(void __iomem *cnf, int shift, int state); struct tmio_mmc_dma { void *chan_priv_tx; void *chan_priv_rx; + int alignment_shift; }; /* diff --git a/include/linux/mfd/wm831x/core.h b/include/linux/mfd/wm831x/core.h index a1239c48b41..903280d2186 100644 --- a/include/linux/mfd/wm831x/core.h +++ b/include/linux/mfd/wm831x/core.h @@ -245,6 +245,7 @@ enum wm831x_parent { WM8320 = 0x8320, WM8321 = 0x8321, WM8325 = 0x8325, + WM8326 = 0x8326, }; struct wm831x { diff --git a/include/linux/mfd/wm8994/core.h b/include/linux/mfd/wm8994/core.h index de79baee492..3fd36845ca4 100644 --- a/include/linux/mfd/wm8994/core.h +++ b/include/linux/mfd/wm8994/core.h @@ -17,6 +17,11 @@ #include <linux/interrupt.h> +enum wm8994_type { + WM8994 = 0, + WM8958 = 1, +}; + struct regulator_dev; struct regulator_bulk_data; @@ -48,6 +53,8 @@ struct wm8994 { struct mutex io_lock; struct mutex irq_lock; + enum wm8994_type type; + struct device *dev; int (*read_dev)(struct wm8994 *wm8994, unsigned short reg, int bytes, void *dest); @@ -68,6 +75,7 @@ struct wm8994 { u16 gpio_regs[WM8994_NUM_GPIO_REGS]; struct regulator_dev *dbvdd; + int num_supplies; struct regulator_bulk_data *supplies; }; diff --git a/include/linux/mfd/wm8994/pdata.h b/include/linux/mfd/wm8994/pdata.h index add8a1b8bcf..9eab263658b 100644 --- a/include/linux/mfd/wm8994/pdata.h +++ b/include/linux/mfd/wm8994/pdata.h @@ -30,6 +30,8 @@ struct wm8994_ldo_pdata { #define WM8994_DRC_REGS 5 #define WM8994_EQ_REGS 20 +#define WM8958_MBC_CUTOFF_REGS 20 +#define WM8958_MBC_COEFF_REGS 48 /** * DRC configurations are specified with a label and a set of register @@ -59,6 +61,18 @@ struct wm8994_retune_mobile_cfg { u16 regs[WM8994_EQ_REGS]; }; +/** + * Multiband compressor configurations are specified with a label and + * two sets of values to write. Configurations are expected to be + * generated using the multiband compressor configuration panel in + * WISCE - see http://www.wolfsonmicro.com/wisce/ + */ +struct wm8958_mbc_cfg { + const char *name; + u16 cutoff_regs[WM8958_MBC_CUTOFF_REGS]; + u16 coeff_regs[WM8958_MBC_COEFF_REGS]; +}; + struct wm8994_pdata { int gpio_base; @@ -78,6 +92,9 @@ struct wm8994_pdata { int num_retune_mobile_cfgs; struct wm8994_retune_mobile_cfg *retune_mobile_cfgs; + int num_mbc_cfgs; + struct wm8958_mbc_cfg *mbc_cfgs; + /* LINEOUT can be differential or single ended */ unsigned int lineout1_diff:1; unsigned int lineout2_diff:1; diff --git a/include/linux/mfd/wm8994/registers.h b/include/linux/mfd/wm8994/registers.h index 967f62f5415..be072faec6f 100644 --- a/include/linux/mfd/wm8994/registers.h +++ b/include/linux/mfd/wm8994/registers.h @@ -64,12 +64,16 @@ #define WM8994_LDO_1 0x3B #define WM8994_LDO_2 0x3C #define WM8994_CHARGE_PUMP_1 0x4C +#define WM8958_CHARGE_PUMP_2 0x4D #define WM8994_CLASS_W_1 0x51 #define WM8994_DC_SERVO_1 0x54 #define WM8994_DC_SERVO_2 0x55 #define WM8994_DC_SERVO_4 0x57 #define WM8994_DC_SERVO_READBACK 0x58 #define WM8994_ANALOGUE_HP_1 0x60 +#define WM8958_MIC_DETECT_1 0xD0 +#define WM8958_MIC_DETECT_2 0xD1 +#define WM8958_MIC_DETECT_3 0xD2 #define WM8994_CHIP_REVISION 0x100 #define WM8994_CONTROL_INTERFACE 0x101 #define WM8994_WRITE_SEQUENCER_CTRL_1 0x110 @@ -109,6 +113,10 @@ #define WM8994_AIF2DAC_LRCLK 0x315 #define WM8994_AIF2DAC_DATA 0x316 #define WM8994_AIF2ADC_DATA 0x317 +#define WM8958_AIF3_CONTROL_1 0x320 +#define WM8958_AIF3_CONTROL_2 0x321 +#define WM8958_AIF3DAC_DATA 0x322 +#define WM8958_AIF3ADC_DATA 0x323 #define WM8994_AIF1_ADC1_LEFT_VOLUME 0x400 #define WM8994_AIF1_ADC1_RIGHT_VOLUME 0x401 #define WM8994_AIF1_DAC1_LEFT_VOLUME 0x402 @@ -242,6 +250,83 @@ #define WM8994_INTERRUPT_STATUS_2_MASK 0x739 #define WM8994_INTERRUPT_CONTROL 0x740 #define WM8994_IRQ_DEBOUNCE 0x748 +#define WM8958_DSP2_PROGRAM 0x900 +#define WM8958_DSP2_CONFIG 0x901 +#define WM8958_DSP2_MAGICNUM 0xA00 +#define WM8958_DSP2_RELEASEYEAR 0xA01 +#define WM8958_DSP2_RELEASEMONTHDAY 0xA02 +#define WM8958_DSP2_RELEASETIME 0xA03 +#define WM8958_DSP2_VERMAJMIN 0xA04 +#define WM8958_DSP2_VERBUILD 0xA05 +#define WM8958_DSP2_EXECCONTROL 0xA0D +#define WM8958_MBC_BAND_2_LOWER_CUTOFF_C1_1 0x2200 +#define WM8958_MBC_BAND_2_LOWER_CUTOFF_C1_2 0x2201 +#define WM8958_MBC_BAND_2_LOWER_CUTOFF_C2_1 0x2202 +#define WM8958_MBC_BAND_2_LOWER_CUTOFF_C2_2 0x2203 +#define WM8958_MBC_BAND_2_LOWER_CUTOFF_C3_1 0x2204 +#define WM8958_MBC_BAND_2_LOWER_CUTOFF_C3_2 0x2205 +#define WM8958_MBC_BAND_2_UPPER_CUTOFF_C2_1 0x2206 +#define WM8958_MBC_BAND_2_UPPER_CUTOFF_C2_2 0x2207 +#define WM8958_MBC_BAND_2_UPPER_CUTOFF_C3_1 0x2208 +#define WM8958_MBC_BAND_2_UPPER_CUTOFF_C3_2 0x2209 +#define WM8958_MBC_BAND_2_UPPER_CUTOFF_C1_1 0x220A +#define WM8958_MBC_BAND_2_UPPER_CUTOFF_C1_2 0x220B +#define WM8958_MBC_BAND_1_UPPER_CUTOFF_C1_1 0x220C +#define WM8958_MBC_BAND_1_UPPER_CUTOFF_C1_2 0x220D +#define WM8958_MBC_BAND_1_UPPER_CUTOFF_C2_1 0x220E +#define WM8958_MBC_BAND_1_UPPER_CUTOFF_C2_2 0x220F +#define WM8958_MBC_BAND_1_UPPER_CUTOFF_C3_1 0x2210 +#define WM8958_MBC_BAND_1_UPPER_CUTOFF_C3_2 0x2211 +#define WM8958_MBC_BAND_1_LOWER_CUTOFF_1 0x2212 +#define WM8958_MBC_BAND_1_LOWER_CUTOFF_2 0x2213 +#define WM8958_MBC_BAND_1_K_1 0x2400 +#define WM8958_MBC_BAND_1_K_2 0x2401 +#define WM8958_MBC_BAND_1_N1_1 0x2402 +#define WM8958_MBC_BAND_1_N1_2 0x2403 +#define WM8958_MBC_BAND_1_N2_1 0x2404 +#define WM8958_MBC_BAND_1_N2_2 0x2405 +#define WM8958_MBC_BAND_1_N3_1 0x2406 +#define WM8958_MBC_BAND_1_N3_2 0x2407 +#define WM8958_MBC_BAND_1_N4_1 0x2408 +#define WM8958_MBC_BAND_1_N4_2 0x2409 +#define WM8958_MBC_BAND_1_N5_1 0x240A +#define WM8958_MBC_BAND_1_N5_2 0x240B +#define WM8958_MBC_BAND_1_X1_1 0x240C +#define WM8958_MBC_BAND_1_X1_2 0x240D +#define WM8958_MBC_BAND_1_X2_1 0x240E +#define WM8958_MBC_BAND_1_X2_2 0x240F +#define WM8958_MBC_BAND_1_X3_1 0x2410 +#define WM8958_MBC_BAND_1_X3_2 0x2411 +#define WM8958_MBC_BAND_1_ATTACK_1 0x2412 +#define WM8958_MBC_BAND_1_ATTACK_2 0x2413 +#define WM8958_MBC_BAND_1_DECAY_1 0x2414 +#define WM8958_MBC_BAND_1_DECAY_2 0x2415 +#define WM8958_MBC_BAND_2_K_1 0x2416 +#define WM8958_MBC_BAND_2_K_2 0x2417 +#define WM8958_MBC_BAND_2_N1_1 0x2418 +#define WM8958_MBC_BAND_2_N1_2 0x2419 +#define WM8958_MBC_BAND_2_N2_1 0x241A +#define WM8958_MBC_BAND_2_N2_2 0x241B +#define WM8958_MBC_BAND_2_N3_1 0x241C +#define WM8958_MBC_BAND_2_N3_2 0x241D +#define WM8958_MBC_BAND_2_N4_1 0x241E +#define WM8958_MBC_BAND_2_N4_2 0x241F +#define WM8958_MBC_BAND_2_N5_1 0x2420 +#define WM8958_MBC_BAND_2_N5_2 0x2421 +#define WM8958_MBC_BAND_2_X1_1 0x2422 +#define WM8958_MBC_BAND_2_X1_2 0x2423 +#define WM8958_MBC_BAND_2_X2_1 0x2424 +#define WM8958_MBC_BAND_2_X2_2 0x2425 +#define WM8958_MBC_BAND_2_X3_1 0x2426 +#define WM8958_MBC_BAND_2_X3_2 0x2427 +#define WM8958_MBC_BAND_2_ATTACK_1 0x2428 +#define WM8958_MBC_BAND_2_ATTACK_2 0x2429 +#define WM8958_MBC_BAND_2_DECAY_1 0x242A +#define WM8958_MBC_BAND_2_DECAY_2 0x242B +#define WM8958_MBC_B2_PG2_1 0x242C +#define WM8958_MBC_B2_PG2_2 0x242D +#define WM8958_MBC_B1_PG2_1 0x242E +#define WM8958_MBC_B1_PG2_2 0x242F #define WM8994_WRITE_SEQUENCER_0 0x3000 #define WM8994_WRITE_SEQUENCER_1 0x3001 #define WM8994_WRITE_SEQUENCER_2 0x3002 @@ -992,6 +1077,12 @@ /* * R6 (0x06) - Power Management (6) */ +#define WM8958_AIF3ADC_SRC_MASK 0x0600 /* AIF3ADC_SRC - [10:9] */ +#define WM8958_AIF3ADC_SRC_SHIFT 9 /* AIF3ADC_SRC - [10:9] */ +#define WM8958_AIF3ADC_SRC_WIDTH 2 /* AIF3ADC_SRC - [10:9] */ +#define WM8958_AIF2DAC_SRC_MASK 0x0180 /* AIF2DAC_SRC - [8:7] */ +#define WM8958_AIF2DAC_SRC_SHIFT 7 /* AIF2DAC_SRC - [8:7] */ +#define WM8958_AIF2DAC_SRC_WIDTH 2 /* AIF2DAC_SRC - [8:7] */ #define WM8994_AIF3_TRI 0x0020 /* AIF3_TRI */ #define WM8994_AIF3_TRI_MASK 0x0020 /* AIF3_TRI */ #define WM8994_AIF3_TRI_SHIFT 5 /* AIF3_TRI */ @@ -1836,6 +1927,14 @@ #define WM8994_CP_ENA_WIDTH 1 /* CP_ENA */ /* + * R77 (0x4D) - Charge Pump (2) + */ +#define WM8958_CP_DISCH 0x8000 /* CP_DISCH */ +#define WM8958_CP_DISCH_MASK 0x8000 /* CP_DISCH */ +#define WM8958_CP_DISCH_SHIFT 15 /* CP_DISCH */ +#define WM8958_CP_DISCH_WIDTH 1 /* CP_DISCH */ + +/* * R81 (0x51) - Class W (1) */ #define WM8994_CP_DYN_SRC_SEL_MASK 0x0300 /* CP_DYN_SRC_SEL - [9:8] */ @@ -1952,6 +2051,46 @@ #define WM8994_HPOUT1R_DLY_WIDTH 1 /* HPOUT1R_DLY */ /* + * R208 (0xD0) - Mic Detect 1 + */ +#define WM8958_MICD_BIAS_STARTTIME_MASK 0xF000 /* MICD_BIAS_STARTTIME - [15:12] */ +#define WM8958_MICD_BIAS_STARTTIME_SHIFT 12 /* MICD_BIAS_STARTTIME - [15:12] */ +#define WM8958_MICD_BIAS_STARTTIME_WIDTH 4 /* MICD_BIAS_STARTTIME - [15:12] */ +#define WM8958_MICD_RATE_MASK 0x0F00 /* MICD_RATE - [11:8] */ +#define WM8958_MICD_RATE_SHIFT 8 /* MICD_RATE - [11:8] */ +#define WM8958_MICD_RATE_WIDTH 4 /* MICD_RATE - [11:8] */ +#define WM8958_MICD_DBTIME 0x0002 /* MICD_DBTIME */ +#define WM8958_MICD_DBTIME_MASK 0x0002 /* MICD_DBTIME */ +#define WM8958_MICD_DBTIME_SHIFT 1 /* MICD_DBTIME */ +#define WM8958_MICD_DBTIME_WIDTH 1 /* MICD_DBTIME */ +#define WM8958_MICD_ENA 0x0001 /* MICD_ENA */ +#define WM8958_MICD_ENA_MASK 0x0001 /* MICD_ENA */ +#define WM8958_MICD_ENA_SHIFT 0 /* MICD_ENA */ +#define WM8958_MICD_ENA_WIDTH 1 /* MICD_ENA */ + +/* + * R209 (0xD1) - Mic Detect 2 + */ +#define WM8958_MICD_LVL_SEL_MASK 0x00FF /* MICD_LVL_SEL - [7:0] */ +#define WM8958_MICD_LVL_SEL_SHIFT 0 /* MICD_LVL_SEL - [7:0] */ +#define WM8958_MICD_LVL_SEL_WIDTH 8 /* MICD_LVL_SEL - [7:0] */ + +/* + * R210 (0xD2) - Mic Detect 3 + */ +#define WM8958_MICD_LVL_MASK 0x07FC /* MICD_LVL - [10:2] */ +#define WM8958_MICD_LVL_SHIFT 2 /* MICD_LVL - [10:2] */ +#define WM8958_MICD_LVL_WIDTH 9 /* MICD_LVL - [10:2] */ +#define WM8958_MICD_VALID 0x0002 /* MICD_VALID */ +#define WM8958_MICD_VALID_MASK 0x0002 /* MICD_VALID */ +#define WM8958_MICD_VALID_SHIFT 1 /* MICD_VALID */ +#define WM8958_MICD_VALID_WIDTH 1 /* MICD_VALID */ +#define WM8958_MICD_STS 0x0001 /* MICD_STS */ +#define WM8958_MICD_STS_MASK 0x0001 /* MICD_STS */ +#define WM8958_MICD_STS_SHIFT 0 /* MICD_STS */ +#define WM8958_MICD_STS_WIDTH 1 /* MICD_STS */ + +/* * R256 (0x100) - Chip Revision */ #define WM8994_CHIP_REV_MASK 0x000F /* CHIP_REV - [3:0] */ @@ -2069,6 +2208,14 @@ /* * R520 (0x208) - Clocking (1) */ +#define WM8958_DSP2CLK_ENA 0x4000 /* DSP2CLK_ENA */ +#define WM8958_DSP2CLK_ENA_MASK 0x4000 /* DSP2CLK_ENA */ +#define WM8958_DSP2CLK_ENA_SHIFT 14 /* DSP2CLK_ENA */ +#define WM8958_DSP2CLK_ENA_WIDTH 1 /* DSP2CLK_ENA */ +#define WM8958_DSP2CLK_SRC 0x1000 /* DSP2CLK_SRC */ +#define WM8958_DSP2CLK_SRC_MASK 0x1000 /* DSP2CLK_SRC */ +#define WM8958_DSP2CLK_SRC_SHIFT 12 /* DSP2CLK_SRC */ +#define WM8958_DSP2CLK_SRC_WIDTH 1 /* DSP2CLK_SRC */ #define WM8994_TOCLK_ENA 0x0010 /* TOCLK_ENA */ #define WM8994_TOCLK_ENA_MASK 0x0010 /* TOCLK_ENA */ #define WM8994_TOCLK_ENA_SHIFT 4 /* TOCLK_ENA */ @@ -2553,6 +2700,63 @@ #define WM8994_AIF2ADCR_DAT_INV_WIDTH 1 /* AIF2ADCR_DAT_INV */ /* + * R800 (0x320) - AIF3 Control (1) + */ +#define WM8958_AIF3_LRCLK_INV 0x0080 /* AIF3_LRCLK_INV */ +#define WM8958_AIF3_LRCLK_INV_MASK 0x0080 /* AIF3_LRCLK_INV */ +#define WM8958_AIF3_LRCLK_INV_SHIFT 7 /* AIF3_LRCLK_INV */ +#define WM8958_AIF3_LRCLK_INV_WIDTH 1 /* AIF3_LRCLK_INV */ +#define WM8958_AIF3_WL_MASK 0x0060 /* AIF3_WL - [6:5] */ +#define WM8958_AIF3_WL_SHIFT 5 /* AIF3_WL - [6:5] */ +#define WM8958_AIF3_WL_WIDTH 2 /* AIF3_WL - [6:5] */ +#define WM8958_AIF3_FMT_MASK 0x0018 /* AIF3_FMT - [4:3] */ +#define WM8958_AIF3_FMT_SHIFT 3 /* AIF3_FMT - [4:3] */ +#define WM8958_AIF3_FMT_WIDTH 2 /* AIF3_FMT - [4:3] */ + +/* + * R801 (0x321) - AIF3 Control (2) + */ +#define WM8958_AIF3DAC_BOOST_MASK 0x0C00 /* AIF3DAC_BOOST - [11:10] */ +#define WM8958_AIF3DAC_BOOST_SHIFT 10 /* AIF3DAC_BOOST - [11:10] */ +#define WM8958_AIF3DAC_BOOST_WIDTH 2 /* AIF3DAC_BOOST - [11:10] */ +#define WM8958_AIF3DAC_COMP 0x0010 /* AIF3DAC_COMP */ +#define WM8958_AIF3DAC_COMP_MASK 0x0010 /* AIF3DAC_COMP */ +#define WM8958_AIF3DAC_COMP_SHIFT 4 /* AIF3DAC_COMP */ +#define WM8958_AIF3DAC_COMP_WIDTH 1 /* AIF3DAC_COMP */ +#define WM8958_AIF3DAC_COMPMODE 0x0008 /* AIF3DAC_COMPMODE */ +#define WM8958_AIF3DAC_COMPMODE_MASK 0x0008 /* AIF3DAC_COMPMODE */ +#define WM8958_AIF3DAC_COMPMODE_SHIFT 3 /* AIF3DAC_COMPMODE */ +#define WM8958_AIF3DAC_COMPMODE_WIDTH 1 /* AIF3DAC_COMPMODE */ +#define WM8958_AIF3ADC_COMP 0x0004 /* AIF3ADC_COMP */ +#define WM8958_AIF3ADC_COMP_MASK 0x0004 /* AIF3ADC_COMP */ +#define WM8958_AIF3ADC_COMP_SHIFT 2 /* AIF3ADC_COMP */ +#define WM8958_AIF3ADC_COMP_WIDTH 1 /* AIF3ADC_COMP */ +#define WM8958_AIF3ADC_COMPMODE 0x0002 /* AIF3ADC_COMPMODE */ +#define WM8958_AIF3ADC_COMPMODE_MASK 0x0002 /* AIF3ADC_COMPMODE */ +#define WM8958_AIF3ADC_COMPMODE_SHIFT 1 /* AIF3ADC_COMPMODE */ +#define WM8958_AIF3ADC_COMPMODE_WIDTH 1 /* AIF3ADC_COMPMODE */ +#define WM8958_AIF3_LOOPBACK 0x0001 /* AIF3_LOOPBACK */ +#define WM8958_AIF3_LOOPBACK_MASK 0x0001 /* AIF3_LOOPBACK */ +#define WM8958_AIF3_LOOPBACK_SHIFT 0 /* AIF3_LOOPBACK */ +#define WM8958_AIF3_LOOPBACK_WIDTH 1 /* AIF3_LOOPBACK */ + +/* + * R802 (0x322) - AIF3DAC Data + */ +#define WM8958_AIF3DAC_DAT_INV 0x0001 /* AIF3DAC_DAT_INV */ +#define WM8958_AIF3DAC_DAT_INV_MASK 0x0001 /* AIF3DAC_DAT_INV */ +#define WM8958_AIF3DAC_DAT_INV_SHIFT 0 /* AIF3DAC_DAT_INV */ +#define WM8958_AIF3DAC_DAT_INV_WIDTH 1 /* AIF3DAC_DAT_INV */ + +/* + * R803 (0x323) - AIF3ADC Data + */ +#define WM8958_AIF3ADC_DAT_INV 0x0001 /* AIF3ADC_DAT_INV */ +#define WM8958_AIF3ADC_DAT_INV_MASK 0x0001 /* AIF3ADC_DAT_INV */ +#define WM8958_AIF3ADC_DAT_INV_SHIFT 0 /* AIF3ADC_DAT_INV */ +#define WM8958_AIF3ADC_DAT_INV_WIDTH 1 /* AIF3ADC_DAT_INV */ + +/* * R1024 (0x400) - AIF1 ADC1 Left Volume */ #define WM8994_AIF1ADC1_VU 0x0100 /* AIF1ADC1_VU */ @@ -4289,4 +4493,102 @@ #define WM8994_TEMP_SHUT_DB_SHIFT 0 /* TEMP_SHUT_DB */ #define WM8994_TEMP_SHUT_DB_WIDTH 1 /* TEMP_SHUT_DB */ +/* + * R2304 (0x900) - DSP2_Program + */ +#define WM8958_DSP2_ENA 0x0001 /* DSP2_ENA */ +#define WM8958_DSP2_ENA_MASK 0x0001 /* DSP2_ENA */ +#define WM8958_DSP2_ENA_SHIFT 0 /* DSP2_ENA */ +#define WM8958_DSP2_ENA_WIDTH 1 /* DSP2_ENA */ + +/* + * R2305 (0x901) - DSP2_Config + */ +#define WM8958_MBC_SEL_MASK 0x0030 /* MBC_SEL - [5:4] */ +#define WM8958_MBC_SEL_SHIFT 4 /* MBC_SEL - [5:4] */ +#define WM8958_MBC_SEL_WIDTH 2 /* MBC_SEL - [5:4] */ +#define WM8958_MBC_ENA 0x0001 /* MBC_ENA */ +#define WM8958_MBC_ENA_MASK 0x0001 /* MBC_ENA */ +#define WM8958_MBC_ENA_SHIFT 0 /* MBC_ENA */ +#define WM8958_MBC_ENA_WIDTH 1 /* MBC_ENA */ + +/* + * R2560 (0xA00) - DSP2_MagicNum + */ +#define WM8958_DSP2_MAGIC_NUM_MASK 0xFFFF /* DSP2_MAGIC_NUM - [15:0] */ +#define WM8958_DSP2_MAGIC_NUM_SHIFT 0 /* DSP2_MAGIC_NUM - [15:0] */ +#define WM8958_DSP2_MAGIC_NUM_WIDTH 16 /* DSP2_MAGIC_NUM - [15:0] */ + +/* + * R2561 (0xA01) - DSP2_ReleaseYear + */ +#define WM8958_DSP2_RELEASE_YEAR_MASK 0xFFFF /* DSP2_RELEASE_YEAR - [15:0] */ +#define WM8958_DSP2_RELEASE_YEAR_SHIFT 0 /* DSP2_RELEASE_YEAR - [15:0] */ +#define WM8958_DSP2_RELEASE_YEAR_WIDTH 16 /* DSP2_RELEASE_YEAR - [15:0] */ + +/* + * R2562 (0xA02) - DSP2_ReleaseMonthDay + */ +#define WM8958_DSP2_RELEASE_MONTH_MASK 0xFF00 /* DSP2_RELEASE_MONTH - [15:8] */ +#define WM8958_DSP2_RELEASE_MONTH_SHIFT 8 /* DSP2_RELEASE_MONTH - [15:8] */ +#define WM8958_DSP2_RELEASE_MONTH_WIDTH 8 /* DSP2_RELEASE_MONTH - [15:8] */ +#define WM8958_DSP2_RELEASE_DAY_MASK 0x00FF /* DSP2_RELEASE_DAY - [7:0] */ +#define WM8958_DSP2_RELEASE_DAY_SHIFT 0 /* DSP2_RELEASE_DAY - [7:0] */ +#define WM8958_DSP2_RELEASE_DAY_WIDTH 8 /* DSP2_RELEASE_DAY - [7:0] */ + +/* + * R2563 (0xA03) - DSP2_ReleaseTime + */ +#define WM8958_DSP2_RELEASE_HOURS_MASK 0xFF00 /* DSP2_RELEASE_HOURS - [15:8] */ +#define WM8958_DSP2_RELEASE_HOURS_SHIFT 8 /* DSP2_RELEASE_HOURS - [15:8] */ +#define WM8958_DSP2_RELEASE_HOURS_WIDTH 8 /* DSP2_RELEASE_HOURS - [15:8] */ +#define WM8958_DSP2_RELEASE_MINS_MASK 0x00FF /* DSP2_RELEASE_MINS - [7:0] */ +#define WM8958_DSP2_RELEASE_MINS_SHIFT 0 /* DSP2_RELEASE_MINS - [7:0] */ +#define WM8958_DSP2_RELEASE_MINS_WIDTH 8 /* DSP2_RELEASE_MINS - [7:0] */ + +/* + * R2564 (0xA04) - DSP2_VerMajMin + */ +#define WM8958_DSP2_MAJOR_VER_MASK 0xFF00 /* DSP2_MAJOR_VER - [15:8] */ +#define WM8958_DSP2_MAJOR_VER_SHIFT 8 /* DSP2_MAJOR_VER - [15:8] */ +#define WM8958_DSP2_MAJOR_VER_WIDTH 8 /* DSP2_MAJOR_VER - [15:8] */ +#define WM8958_DSP2_MINOR_VER_MASK 0x00FF /* DSP2_MINOR_VER - [7:0] */ +#define WM8958_DSP2_MINOR_VER_SHIFT 0 /* DSP2_MINOR_VER - [7:0] */ +#define WM8958_DSP2_MINOR_VER_WIDTH 8 /* DSP2_MINOR_VER - [7:0] */ + +/* + * R2565 (0xA05) - DSP2_VerBuild + */ +#define WM8958_DSP2_BUILD_VER_MASK 0xFFFF /* DSP2_BUILD_VER - [15:0] */ +#define WM8958_DSP2_BUILD_VER_SHIFT 0 /* DSP2_BUILD_VER - [15:0] */ +#define WM8958_DSP2_BUILD_VER_WIDTH 16 /* DSP2_BUILD_VER - [15:0] */ + +/* + * R2573 (0xA0D) - DSP2_ExecControl + */ +#define WM8958_DSP2_STOPC 0x0020 /* DSP2_STOPC */ +#define WM8958_DSP2_STOPC_MASK 0x0020 /* DSP2_STOPC */ +#define WM8958_DSP2_STOPC_SHIFT 5 /* DSP2_STOPC */ +#define WM8958_DSP2_STOPC_WIDTH 1 /* DSP2_STOPC */ +#define WM8958_DSP2_STOPS 0x0010 /* DSP2_STOPS */ +#define WM8958_DSP2_STOPS_MASK 0x0010 /* DSP2_STOPS */ +#define WM8958_DSP2_STOPS_SHIFT 4 /* DSP2_STOPS */ +#define WM8958_DSP2_STOPS_WIDTH 1 /* DSP2_STOPS */ +#define WM8958_DSP2_STOPI 0x0008 /* DSP2_STOPI */ +#define WM8958_DSP2_STOPI_MASK 0x0008 /* DSP2_STOPI */ +#define WM8958_DSP2_STOPI_SHIFT 3 /* DSP2_STOPI */ +#define WM8958_DSP2_STOPI_WIDTH 1 /* DSP2_STOPI */ +#define WM8958_DSP2_STOP 0x0004 /* DSP2_STOP */ +#define WM8958_DSP2_STOP_MASK 0x0004 /* DSP2_STOP */ +#define WM8958_DSP2_STOP_SHIFT 2 /* DSP2_STOP */ +#define WM8958_DSP2_STOP_WIDTH 1 /* DSP2_STOP */ +#define WM8958_DSP2_RUNR 0x0002 /* DSP2_RUNR */ +#define WM8958_DSP2_RUNR_MASK 0x0002 /* DSP2_RUNR */ +#define WM8958_DSP2_RUNR_SHIFT 1 /* DSP2_RUNR */ +#define WM8958_DSP2_RUNR_WIDTH 1 /* DSP2_RUNR */ +#define WM8958_DSP2_RUN 0x0001 /* DSP2_RUN */ +#define WM8958_DSP2_RUN_MASK 0x0001 /* DSP2_RUN */ +#define WM8958_DSP2_RUN_SHIFT 0 /* DSP2_RUN */ +#define WM8958_DSP2_RUN_WIDTH 1 /* DSP2_RUN */ + #endif diff --git a/include/linux/migrate.h b/include/linux/migrate.h index 085527fb826..e39aeecfe9a 100644 --- a/include/linux/migrate.h +++ b/include/linux/migrate.h @@ -13,9 +13,11 @@ extern void putback_lru_pages(struct list_head *l); extern int migrate_page(struct address_space *, struct page *, struct page *); extern int migrate_pages(struct list_head *l, new_page_t x, - unsigned long private, int offlining); + unsigned long private, bool offlining, + bool sync); extern int migrate_huge_pages(struct list_head *l, new_page_t x, - unsigned long private, int offlining); + unsigned long private, bool offlining, + bool sync); extern int fail_migrate_page(struct address_space *, struct page *, struct page *); @@ -33,9 +35,11 @@ extern int migrate_huge_page_move_mapping(struct address_space *mapping, static inline void putback_lru_pages(struct list_head *l) {} static inline int migrate_pages(struct list_head *l, new_page_t x, - unsigned long private, int offlining) { return -ENOSYS; } + unsigned long private, bool offlining, + bool sync) { return -ENOSYS; } static inline int migrate_huge_pages(struct list_head *l, new_page_t x, - unsigned long private, int offlining) { return -ENOSYS; } + unsigned long private, bool offlining, + bool sync) { return -ENOSYS; } static inline int migrate_prep(void) { return -ENOSYS; } static inline int migrate_prep_local(void) { return -ENOSYS; } diff --git a/include/linux/mlx4/device.h b/include/linux/mlx4/device.h index a7b15bc7648..04921464203 100644 --- a/include/linux/mlx4/device.h +++ b/include/linux/mlx4/device.h @@ -144,6 +144,11 @@ enum { MLX4_STAT_RATE_OFFSET = 5 }; +enum mlx4_protocol { + MLX4_PROTOCOL_IB, + MLX4_PROTOCOL_EN, +}; + enum { MLX4_MTT_FLAG_PRESENT = 1 }; @@ -500,8 +505,9 @@ int mlx4_INIT_PORT(struct mlx4_dev *dev, int port); int mlx4_CLOSE_PORT(struct mlx4_dev *dev, int port); int mlx4_multicast_attach(struct mlx4_dev *dev, struct mlx4_qp *qp, u8 gid[16], - int block_mcast_loopback); -int mlx4_multicast_detach(struct mlx4_dev *dev, struct mlx4_qp *qp, u8 gid[16]); + int block_mcast_loopback, enum mlx4_protocol protocol); +int mlx4_multicast_detach(struct mlx4_dev *dev, struct mlx4_qp *qp, u8 gid[16], + enum mlx4_protocol protocol); int mlx4_register_mac(struct mlx4_dev *dev, u8 port, u64 mac, int *index); void mlx4_unregister_mac(struct mlx4_dev *dev, u8 port, int index); diff --git a/include/linux/mlx4/driver.h b/include/linux/mlx4/driver.h index f407cd4bfb3..e1eebf78cab 100644 --- a/include/linux/mlx4/driver.h +++ b/include/linux/mlx4/driver.h @@ -34,6 +34,7 @@ #define MLX4_DRIVER_H #include <linux/device.h> +#include <linux/mlx4/device.h> struct mlx4_dev; @@ -44,11 +45,6 @@ enum mlx4_dev_event { MLX4_DEV_EVENT_PORT_REINIT, }; -enum mlx4_protocol { - MLX4_PROTOCOL_IB, - MLX4_PROTOCOL_EN, -}; - struct mlx4_interface { void * (*add) (struct mlx4_dev *dev); void (*remove)(struct mlx4_dev *dev, void *context); diff --git a/include/linux/mm.h b/include/linux/mm.h index 721f451c302..f6385fc17ad 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -14,6 +14,7 @@ #include <linux/mm_types.h> #include <linux/range.h> #include <linux/pfn.h> +#include <linux/bit_spinlock.h> struct mempolicy; struct anon_vma; @@ -82,6 +83,7 @@ extern unsigned int kobjsize(const void *objp); #define VM_GROWSUP 0x00000200 #else #define VM_GROWSUP 0x00000000 +#define VM_NOHUGEPAGE 0x00000200 /* MADV_NOHUGEPAGE marked this vma */ #endif #define VM_PFNMAP 0x00000400 /* Page-ranges managed without "struct page", just pure PFN */ #define VM_DENYWRITE 0x00000800 /* ETXTBSY on write attempts.. */ @@ -101,7 +103,11 @@ extern unsigned int kobjsize(const void *objp); #define VM_NORESERVE 0x00200000 /* should the VM suppress accounting */ #define VM_HUGETLB 0x00400000 /* Huge TLB Page VM */ #define VM_NONLINEAR 0x00800000 /* Is non-linear (remap_file_pages) */ +#ifndef CONFIG_TRANSPARENT_HUGEPAGE #define VM_MAPPED_COPY 0x01000000 /* T if mapped copy of data (nommu mmap) */ +#else +#define VM_HUGEPAGE 0x01000000 /* MADV_HUGEPAGE marked this vma */ +#endif #define VM_INSERTPAGE 0x02000000 /* The vma has had "vm_insert_page()" done on it */ #define VM_ALWAYSDUMP 0x04000000 /* Always include in core dumps */ @@ -242,6 +248,7 @@ struct inode; * files which need it (119 of them) */ #include <linux/page-flags.h> +#include <linux/huge_mm.h> /* * Methods to modify the page usage count. @@ -305,6 +312,39 @@ static inline int is_vmalloc_or_module_addr(const void *x) } #endif +static inline void compound_lock(struct page *page) +{ +#ifdef CONFIG_TRANSPARENT_HUGEPAGE + bit_spin_lock(PG_compound_lock, &page->flags); +#endif +} + +static inline void compound_unlock(struct page *page) +{ +#ifdef CONFIG_TRANSPARENT_HUGEPAGE + bit_spin_unlock(PG_compound_lock, &page->flags); +#endif +} + +static inline unsigned long compound_lock_irqsave(struct page *page) +{ + unsigned long uninitialized_var(flags); +#ifdef CONFIG_TRANSPARENT_HUGEPAGE + local_irq_save(flags); + compound_lock(page); +#endif + return flags; +} + +static inline void compound_unlock_irqrestore(struct page *page, + unsigned long flags) +{ +#ifdef CONFIG_TRANSPARENT_HUGEPAGE + compound_unlock(page); + local_irq_restore(flags); +#endif +} + static inline struct page *compound_head(struct page *page) { if (unlikely(PageTail(page))) @@ -319,9 +359,29 @@ static inline int page_count(struct page *page) static inline void get_page(struct page *page) { - page = compound_head(page); - VM_BUG_ON(atomic_read(&page->_count) == 0); + /* + * Getting a normal page or the head of a compound page + * requires to already have an elevated page->_count. Only if + * we're getting a tail page, the elevated page->_count is + * required only in the head page, so for tail pages the + * bugcheck only verifies that the page->_count isn't + * negative. + */ + VM_BUG_ON(atomic_read(&page->_count) < !PageTail(page)); atomic_inc(&page->_count); + /* + * Getting a tail page will elevate both the head and tail + * page->_count(s). + */ + if (unlikely(PageTail(page))) { + /* + * This is safe only because + * __split_huge_page_refcount can't run under + * get_page(). + */ + VM_BUG_ON(atomic_read(&page->first_page->_count) <= 0); + atomic_inc(&page->first_page->_count); + } } static inline struct page *virt_to_head_page(const void *x) @@ -339,6 +399,27 @@ static inline void init_page_count(struct page *page) atomic_set(&page->_count, 1); } +/* + * PageBuddy() indicate that the page is free and in the buddy system + * (see mm/page_alloc.c). + */ +static inline int PageBuddy(struct page *page) +{ + return atomic_read(&page->_mapcount) == -2; +} + +static inline void __SetPageBuddy(struct page *page) +{ + VM_BUG_ON(atomic_read(&page->_mapcount) != -1); + atomic_set(&page->_mapcount, -2); +} + +static inline void __ClearPageBuddy(struct page *page) +{ + VM_BUG_ON(!PageBuddy(page)); + atomic_set(&page->_mapcount, -1); +} + void put_page(struct page *page); void put_pages_list(struct list_head *pages); @@ -370,11 +451,40 @@ static inline int compound_order(struct page *page) return (unsigned long)page[1].lru.prev; } +static inline int compound_trans_order(struct page *page) +{ + int order; + unsigned long flags; + + if (!PageHead(page)) + return 0; + + flags = compound_lock_irqsave(page); + order = compound_order(page); + compound_unlock_irqrestore(page, flags); + return order; +} + static inline void set_compound_order(struct page *page, unsigned long order) { page[1].lru.prev = (void *)order; } +#ifdef CONFIG_MMU +/* + * Do pte_mkwrite, but only if the vma says VM_WRITE. We do this when + * servicing faults for write access. In the normal case, do always want + * pte_mkwrite. But get_user_pages can cause write faults for mappings + * that do not have writing enabled, when used by access_process_vm. + */ +static inline pte_t maybe_mkwrite(pte_t pte, struct vm_area_struct *vma) +{ + if (likely(vma->vm_flags & VM_WRITE)) + pte = pte_mkwrite(pte); + return pte; +} +#endif + /* * Multiple processes may "see" the same page. E.g. for untouched * mappings of /dev/null, all processes see the same page full of @@ -657,7 +767,7 @@ static inline struct address_space *page_mapping(struct page *page) VM_BUG_ON(PageSlab(page)); if (unlikely(PageSwapCache(page))) mapping = &swapper_space; - else if (unlikely((unsigned long)mapping & PAGE_MAPPING_ANON)) + else if ((unsigned long)mapping & PAGE_MAPPING_ANON) mapping = NULL; return mapping; } @@ -1064,7 +1174,8 @@ static inline int __pmd_alloc(struct mm_struct *mm, pud_t *pud, int __pmd_alloc(struct mm_struct *mm, pud_t *pud, unsigned long address); #endif -int __pte_alloc(struct mm_struct *mm, pmd_t *pmd, unsigned long address); +int __pte_alloc(struct mm_struct *mm, struct vm_area_struct *vma, + pmd_t *pmd, unsigned long address); int __pte_alloc_kernel(pmd_t *pmd, unsigned long address); /* @@ -1133,16 +1244,18 @@ static inline void pgtable_page_dtor(struct page *page) pte_unmap(pte); \ } while (0) -#define pte_alloc_map(mm, pmd, address) \ - ((unlikely(!pmd_present(*(pmd))) && __pte_alloc(mm, pmd, address))? \ - NULL: pte_offset_map(pmd, address)) +#define pte_alloc_map(mm, vma, pmd, address) \ + ((unlikely(pmd_none(*(pmd))) && __pte_alloc(mm, vma, \ + pmd, address))? \ + NULL: pte_offset_map(pmd, address)) #define pte_alloc_map_lock(mm, pmd, address, ptlp) \ - ((unlikely(!pmd_present(*(pmd))) && __pte_alloc(mm, pmd, address))? \ + ((unlikely(pmd_none(*(pmd))) && __pte_alloc(mm, NULL, \ + pmd, address))? \ NULL: pte_offset_map_lock(mm, pmd, address, ptlp)) #define pte_alloc_kernel(pmd, address) \ - ((unlikely(!pmd_present(*(pmd))) && __pte_alloc_kernel(pmd, address))? \ + ((unlikely(pmd_none(*(pmd))) && __pte_alloc_kernel(pmd, address))? \ NULL: pte_offset_kernel(pmd, address)) extern void free_area_init(unsigned long * zones_size); @@ -1415,6 +1528,8 @@ struct page *follow_page(struct vm_area_struct *, unsigned long address, #define FOLL_GET 0x04 /* do get_page on page */ #define FOLL_DUMP 0x08 /* give error on hole if it would be zero */ #define FOLL_FORCE 0x10 /* get_user_pages read/write w/o permission */ +#define FOLL_MLOCK 0x40 /* mark page as mlocked */ +#define FOLL_SPLIT 0x80 /* don't return transhuge pages, split them */ typedef int (*pte_fn_t)(pte_t *pte, pgtable_t token, unsigned long addr, void *data); @@ -1518,5 +1633,14 @@ static inline int is_hwpoison_address(unsigned long addr) extern void dump_page(struct page *page); +#if defined(CONFIG_TRANSPARENT_HUGEPAGE) || defined(CONFIG_HUGETLBFS) +extern void clear_huge_page(struct page *page, + unsigned long addr, + unsigned int pages_per_huge_page); +extern void copy_user_huge_page(struct page *dst, struct page *src, + unsigned long addr, struct vm_area_struct *vma, + unsigned int pages_per_huge_page); +#endif /* CONFIG_TRANSPARENT_HUGEPAGE || CONFIG_HUGETLBFS */ + #endif /* __KERNEL__ */ #endif /* _LINUX_MM_H */ diff --git a/include/linux/mm_inline.h b/include/linux/mm_inline.h index 8835b877b8d..8f7d24712dc 100644 --- a/include/linux/mm_inline.h +++ b/include/linux/mm_inline.h @@ -1,6 +1,8 @@ #ifndef LINUX_MM_INLINE_H #define LINUX_MM_INLINE_H +#include <linux/huge_mm.h> + /** * page_is_file_cache - should the page be on a file LRU or anon LRU? * @page: the page to test @@ -20,18 +22,25 @@ static inline int page_is_file_cache(struct page *page) } static inline void -add_page_to_lru_list(struct zone *zone, struct page *page, enum lru_list l) +__add_page_to_lru_list(struct zone *zone, struct page *page, enum lru_list l, + struct list_head *head) { - list_add(&page->lru, &zone->lru[l].list); - __inc_zone_state(zone, NR_LRU_BASE + l); + list_add(&page->lru, head); + __mod_zone_page_state(zone, NR_LRU_BASE + l, hpage_nr_pages(page)); mem_cgroup_add_lru_list(page, l); } static inline void +add_page_to_lru_list(struct zone *zone, struct page *page, enum lru_list l) +{ + __add_page_to_lru_list(zone, page, l, &zone->lru[l].list); +} + +static inline void del_page_from_lru_list(struct zone *zone, struct page *page, enum lru_list l) { list_del(&page->lru); - __dec_zone_state(zone, NR_LRU_BASE + l); + __mod_zone_page_state(zone, NR_LRU_BASE + l, -hpage_nr_pages(page)); mem_cgroup_del_lru_list(page, l); } @@ -66,7 +75,7 @@ del_page_from_lru(struct zone *zone, struct page *page) l += LRU_ACTIVE; } } - __dec_zone_state(zone, NR_LRU_BASE + l); + __mod_zone_page_state(zone, NR_LRU_BASE + l, -hpage_nr_pages(page)); mem_cgroup_del_lru_list(page, l); } diff --git a/include/linux/mm_types.h b/include/linux/mm_types.h index bb7288a782f..26bc4e2cd27 100644 --- a/include/linux/mm_types.h +++ b/include/linux/mm_types.h @@ -310,6 +310,9 @@ struct mm_struct { #ifdef CONFIG_MMU_NOTIFIER struct mmu_notifier_mm *mmu_notifier_mm; #endif +#ifdef CONFIG_TRANSPARENT_HUGEPAGE + pgtable_t pmd_huge_pte; /* protected by page_table_lock */ +#endif /* How many tasks sharing this mm are OOM_DISABLE */ atomic_t oom_disable_count; }; diff --git a/include/linux/mmc/dw_mmc.h b/include/linux/mmc/dw_mmc.h new file mode 100644 index 00000000000..16b0261763e --- /dev/null +++ b/include/linux/mmc/dw_mmc.h @@ -0,0 +1,217 @@ +/* + * Synopsys DesignWare Multimedia Card Interface driver + * (Based on NXP driver for lpc 31xx) + * + * Copyright (C) 2009 NXP Semiconductors + * Copyright (C) 2009, 2010 Imagination Technologies Ltd. + * + * 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. + */ + +#ifndef _LINUX_MMC_DW_MMC_H_ +#define _LINUX_MMC_DW_MMC_H_ + +#define MAX_MCI_SLOTS 2 + +enum dw_mci_state { + STATE_IDLE = 0, + STATE_SENDING_CMD, + STATE_SENDING_DATA, + STATE_DATA_BUSY, + STATE_SENDING_STOP, + STATE_DATA_ERROR, +}; + +enum { + EVENT_CMD_COMPLETE = 0, + EVENT_XFER_COMPLETE, + EVENT_DATA_COMPLETE, + EVENT_DATA_ERROR, + EVENT_XFER_ERROR +}; + +struct mmc_data; + +/** + * struct dw_mci - MMC controller state shared between all slots + * @lock: Spinlock protecting the queue and associated data. + * @regs: Pointer to MMIO registers. + * @sg: Scatterlist entry currently being processed by PIO code, if any. + * @pio_offset: Offset into the current scatterlist entry. + * @cur_slot: The slot which is currently using the controller. + * @mrq: The request currently being processed on @cur_slot, + * or NULL if the controller is idle. + * @cmd: The command currently being sent to the card, or NULL. + * @data: The data currently being transferred, or NULL if no data + * transfer is in progress. + * @use_dma: Whether DMA channel is initialized or not. + * @sg_dma: Bus address of DMA buffer. + * @sg_cpu: Virtual address of DMA buffer. + * @dma_ops: Pointer to platform-specific DMA callbacks. + * @cmd_status: Snapshot of SR taken upon completion of the current + * command. Only valid when EVENT_CMD_COMPLETE is pending. + * @data_status: Snapshot of SR taken upon completion of the current + * data transfer. Only valid when EVENT_DATA_COMPLETE or + * EVENT_DATA_ERROR is pending. + * @stop_cmdr: Value to be loaded into CMDR when the stop command is + * to be sent. + * @dir_status: Direction of current transfer. + * @tasklet: Tasklet running the request state machine. + * @card_tasklet: Tasklet handling card detect. + * @pending_events: Bitmask of events flagged by the interrupt handler + * to be processed by the tasklet. + * @completed_events: Bitmask of events which the state machine has + * processed. + * @state: Tasklet state. + * @queue: List of slots waiting for access to the controller. + * @bus_hz: The rate of @mck in Hz. This forms the basis for MMC bus + * rate and timeout calculations. + * @current_speed: Configured rate of the controller. + * @num_slots: Number of slots available. + * @pdev: Platform device associated with the MMC controller. + * @pdata: Platform data associated with the MMC controller. + * @slot: Slots sharing this MMC controller. + * @data_shift: log2 of FIFO item size. + * @push_data: Pointer to FIFO push function. + * @pull_data: Pointer to FIFO pull function. + * @quirks: Set of quirks that apply to specific versions of the IP. + * + * Locking + * ======= + * + * @lock is a softirq-safe spinlock protecting @queue as well as + * @cur_slot, @mrq and @state. These must always be updated + * at the same time while holding @lock. + * + * The @mrq field of struct dw_mci_slot is also protected by @lock, + * and must always be written at the same time as the slot is added to + * @queue. + * + * @pending_events and @completed_events are accessed using atomic bit + * operations, so they don't need any locking. + * + * None of the fields touched by the interrupt handler need any + * locking. However, ordering is important: Before EVENT_DATA_ERROR or + * EVENT_DATA_COMPLETE is set in @pending_events, all data-related + * interrupts must be disabled and @data_status updated with a + * snapshot of SR. Similarly, before EVENT_CMD_COMPLETE is set, the + * CMDRDY interupt must be disabled and @cmd_status updated with a + * snapshot of SR, and before EVENT_XFER_COMPLETE can be set, the + * bytes_xfered field of @data must be written. This is ensured by + * using barriers. + */ +struct dw_mci { + spinlock_t lock; + void __iomem *regs; + + struct scatterlist *sg; + unsigned int pio_offset; + + struct dw_mci_slot *cur_slot; + struct mmc_request *mrq; + struct mmc_command *cmd; + struct mmc_data *data; + + /* DMA interface members*/ + int use_dma; + + dma_addr_t sg_dma; + void *sg_cpu; + struct dw_mci_dma_ops *dma_ops; +#ifdef CONFIG_MMC_DW_IDMAC + unsigned int ring_size; +#else + struct dw_mci_dma_data *dma_data; +#endif + u32 cmd_status; + u32 data_status; + u32 stop_cmdr; + u32 dir_status; + struct tasklet_struct tasklet; + struct tasklet_struct card_tasklet; + unsigned long pending_events; + unsigned long completed_events; + enum dw_mci_state state; + struct list_head queue; + + u32 bus_hz; + u32 current_speed; + u32 num_slots; + struct platform_device *pdev; + struct dw_mci_board *pdata; + struct dw_mci_slot *slot[MAX_MCI_SLOTS]; + + /* FIFO push and pull */ + int data_shift; + void (*push_data)(struct dw_mci *host, void *buf, int cnt); + void (*pull_data)(struct dw_mci *host, void *buf, int cnt); + + /* Workaround flags */ + u32 quirks; +}; + +/* DMA ops for Internal/External DMAC interface */ +struct dw_mci_dma_ops { + /* DMA Ops */ + int (*init)(struct dw_mci *host); + void (*start)(struct dw_mci *host, unsigned int sg_len); + void (*complete)(struct dw_mci *host); + void (*stop)(struct dw_mci *host); + void (*cleanup)(struct dw_mci *host); + void (*exit)(struct dw_mci *host); +}; + +/* IP Quirks/flags. */ +/* No special quirks or flags to cater for */ +#define DW_MCI_QUIRK_NONE 0 +/* DTO fix for command transmission with IDMAC configured */ +#define DW_MCI_QUIRK_IDMAC_DTO 1 +/* delay needed between retries on some 2.11a implementations */ +#define DW_MCI_QUIRK_RETRY_DELAY 2 +/* High Speed Capable - Supports HS cards (upto 50MHz) */ +#define DW_MCI_QUIRK_HIGHSPEED 4 + + +struct dma_pdata; + +struct block_settings { + unsigned short max_segs; /* see blk_queue_max_segments */ + unsigned int max_blk_size; /* maximum size of one mmc block */ + unsigned int max_blk_count; /* maximum number of blocks in one req*/ + unsigned int max_req_size; /* maximum number of bytes in one req*/ + unsigned int max_seg_size; /* see blk_queue_max_segment_size */ +}; + +/* Board platform data */ +struct dw_mci_board { + u32 num_slots; + + u32 quirks; /* Workaround / Quirk flags */ + unsigned int bus_hz; /* Bus speed */ + + /* delay in mS before detecting cards after interrupt */ + u32 detect_delay_ms; + + int (*init)(u32 slot_id, irq_handler_t , void *); + int (*get_ro)(u32 slot_id); + int (*get_cd)(u32 slot_id); + int (*get_ocr)(u32 slot_id); + int (*get_bus_wd)(u32 slot_id); + /* + * Enable power to selected slot and set voltage to desired level. + * Voltage levels are specified using MMC_VDD_xxx defines defined + * in linux/mmc/host.h file. + */ + void (*setpower)(u32 slot_id, u32 volt); + void (*exit)(u32 slot_id); + void (*select_slot)(u32 slot_id); + + struct dw_mci_dma_ops *dma_ops; + struct dma_pdata *data; + struct block_settings *blk_settings; +}; + +#endif /* _LINUX_MMC_DW_MMC_H_ */ diff --git a/include/linux/mmc/host.h b/include/linux/mmc/host.h index 30f6fad99a5..bcb793ec737 100644 --- a/include/linux/mmc/host.h +++ b/include/linux/mmc/host.h @@ -131,6 +131,9 @@ struct mmc_host { unsigned int f_max; unsigned int f_init; u32 ocr_avail; + u32 ocr_avail_sdio; /* SDIO-specific OCR */ + u32 ocr_avail_sd; /* SD-specific OCR */ + u32 ocr_avail_mmc; /* MMC-specific OCR */ struct notifier_block pm_notify; #define MMC_VDD_165_195 0x00000080 /* VDD voltage 1.65 - 1.95 */ @@ -169,9 +172,20 @@ struct mmc_host { #define MMC_CAP_1_2V_DDR (1 << 12) /* can support */ /* DDR mode at 1.2V */ #define MMC_CAP_POWER_OFF_CARD (1 << 13) /* Can power off after boot */ +#define MMC_CAP_BUS_WIDTH_TEST (1 << 14) /* CMD14/CMD19 bus width ok */ mmc_pm_flag_t pm_caps; /* supported pm features */ +#ifdef CONFIG_MMC_CLKGATE + int clk_requests; /* internal reference counter */ + unsigned int clk_delay; /* number of MCI clk hold cycles */ + bool clk_gated; /* clock gated */ + struct work_struct clk_gate_work; /* delayed clock gate */ + unsigned int clk_old; /* old clock value cache */ + spinlock_t clk_lock; /* lock for clk fields */ + struct mutex clk_gate_mutex; /* mutex for clock gating */ +#endif + /* host specific block data */ unsigned int max_seg_size; /* see blk_queue_max_segment_size */ unsigned short max_segs; /* see blk_queue_max_segments */ @@ -307,5 +321,10 @@ static inline int mmc_card_is_removable(struct mmc_host *host) return !(host->caps & MMC_CAP_NONREMOVABLE) && mmc_assume_removable; } +static inline int mmc_card_is_powered_resumed(struct mmc_host *host) +{ + return host->pm_flags & MMC_PM_KEEP_POWER; +} + #endif diff --git a/include/linux/mmc/mmc.h b/include/linux/mmc/mmc.h index 956fbd87769..612301f85d1 100644 --- a/include/linux/mmc/mmc.h +++ b/include/linux/mmc/mmc.h @@ -40,7 +40,9 @@ #define MMC_READ_DAT_UNTIL_STOP 11 /* adtc [31:0] dadr R1 */ #define MMC_STOP_TRANSMISSION 12 /* ac R1b */ #define MMC_SEND_STATUS 13 /* ac [31:16] RCA R1 */ +#define MMC_BUS_TEST_R 14 /* adtc R1 */ #define MMC_GO_INACTIVE_STATE 15 /* ac [31:16] RCA */ +#define MMC_BUS_TEST_W 19 /* adtc R1 */ #define MMC_SPI_READ_OCR 58 /* spi spi_R3 */ #define MMC_SPI_CRC_ON_OFF 59 /* spi [0:0] flag spi_R1 */ diff --git a/include/linux/mmc/sdhci.h b/include/linux/mmc/sdhci.h index 1fdc673f239..83bd9f76709 100644 --- a/include/linux/mmc/sdhci.h +++ b/include/linux/mmc/sdhci.h @@ -83,6 +83,8 @@ struct sdhci_host { #define SDHCI_QUIRK_MULTIBLOCK_READ_ACMD12 (1<<28) /* Controller doesn't have HISPD bit field in HI-SPEED SD card */ #define SDHCI_QUIRK_NO_HISPD_BIT (1<<29) +/* Controller treats ADMA descriptors with length 0000h incorrectly */ +#define SDHCI_QUIRK_BROKEN_ADMA_ZEROLEN_DESC (1<<30) int irq; /* Device IRQ */ void __iomem *ioaddr; /* Mapped address */ @@ -139,6 +141,10 @@ struct sdhci_host { unsigned int caps; /* Alternative capabilities */ + unsigned int ocr_avail_sdio; /* OCR bit masks */ + unsigned int ocr_avail_sd; + unsigned int ocr_avail_mmc; + unsigned long private[0] ____cacheline_aligned; }; #endif /* __SDHCI_H */ diff --git a/include/linux/mmc/sh_mmcif.h b/include/linux/mmc/sh_mmcif.h index 44fc5348fd5..bf173502d74 100644 --- a/include/linux/mmc/sh_mmcif.h +++ b/include/linux/mmc/sh_mmcif.h @@ -104,6 +104,9 @@ static inline void sh_mmcif_writel(void __iomem *addr, int reg, u32 val) #define SH_MMCIF_BBS 512 /* boot block size */ +enum { MMCIF_PROGRESS_ENTER, MMCIF_PROGRESS_INIT, + MMCIF_PROGRESS_LOAD, MMCIF_PROGRESS_DONE }; + static inline void sh_mmcif_boot_cmd_send(void __iomem *base, unsigned long cmd, unsigned long arg) { @@ -166,6 +169,17 @@ static inline int sh_mmcif_boot_do_read(void __iomem *base, unsigned long k; int ret = 0; + /* In data transfer mode: Set clock to Bus clock/4 (about 20Mhz) */ + sh_mmcif_writel(base, MMCIF_CE_CLK_CTRL, + CLK_ENABLE | CLKDIV_4 | SRSPTO_256 | + SRBSYTO_29 | SRWDTO_29 | SCCSTO_29); + + /* CMD9 - Get CSD */ + sh_mmcif_boot_cmd(base, 0x09806000, 0x00010000); + + /* CMD7 - Select the card */ + sh_mmcif_boot_cmd(base, 0x07400000, 0x00010000); + /* CMD16 - Set the block size */ sh_mmcif_boot_cmd(base, 0x10400000, SH_MMCIF_BBS); @@ -209,27 +223,4 @@ static inline void sh_mmcif_boot_init(void __iomem *base) sh_mmcif_boot_cmd(base, 0x03400040, 0x00010000); } -static inline void sh_mmcif_boot_slurp(void __iomem *base, - unsigned char *buf, - unsigned long no_bytes) -{ - unsigned long tmp; - - /* In data transfer mode: Set clock to Bus clock/4 (about 20Mhz) */ - sh_mmcif_writel(base, MMCIF_CE_CLK_CTRL, - CLK_ENABLE | CLKDIV_4 | SRSPTO_256 | - SRBSYTO_29 | SRWDTO_29 | SCCSTO_29); - - /* CMD9 - Get CSD */ - sh_mmcif_boot_cmd(base, 0x09806000, 0x00010000); - - /* CMD7 - Select the card */ - sh_mmcif_boot_cmd(base, 0x07400000, 0x00010000); - - tmp = no_bytes / SH_MMCIF_BBS; - tmp += (no_bytes % SH_MMCIF_BBS) ? 1 : 0; - - sh_mmcif_boot_do_read(base, 512, tmp, buf); -} - #endif /* __SH_MMCIF_H__ */ diff --git a/include/linux/mmu_notifier.h b/include/linux/mmu_notifier.h index 43dcfbdc39d..cc2e7dfea9d 100644 --- a/include/linux/mmu_notifier.h +++ b/include/linux/mmu_notifier.h @@ -62,6 +62,16 @@ struct mmu_notifier_ops { unsigned long address); /* + * test_young is called to check the young/accessed bitflag in + * the secondary pte. This is used to know if the page is + * frequently used without actually clearing the flag or tearing + * down the secondary mapping on the page. + */ + int (*test_young)(struct mmu_notifier *mn, + struct mm_struct *mm, + unsigned long address); + + /* * change_pte is called in cases that pte mapping to page is changed: * for example, when ksm remaps pte to point to a new shared page. */ @@ -163,6 +173,8 @@ extern void __mmu_notifier_mm_destroy(struct mm_struct *mm); extern void __mmu_notifier_release(struct mm_struct *mm); extern int __mmu_notifier_clear_flush_young(struct mm_struct *mm, unsigned long address); +extern int __mmu_notifier_test_young(struct mm_struct *mm, + unsigned long address); extern void __mmu_notifier_change_pte(struct mm_struct *mm, unsigned long address, pte_t pte); extern void __mmu_notifier_invalidate_page(struct mm_struct *mm, @@ -186,6 +198,14 @@ static inline int mmu_notifier_clear_flush_young(struct mm_struct *mm, return 0; } +static inline int mmu_notifier_test_young(struct mm_struct *mm, + unsigned long address) +{ + if (mm_has_notifiers(mm)) + return __mmu_notifier_test_young(mm, address); + return 0; +} + static inline void mmu_notifier_change_pte(struct mm_struct *mm, unsigned long address, pte_t pte) { @@ -243,6 +263,32 @@ static inline void mmu_notifier_mm_destroy(struct mm_struct *mm) __pte; \ }) +#define pmdp_clear_flush_notify(__vma, __address, __pmdp) \ +({ \ + pmd_t __pmd; \ + struct vm_area_struct *___vma = __vma; \ + unsigned long ___address = __address; \ + VM_BUG_ON(__address & ~HPAGE_PMD_MASK); \ + mmu_notifier_invalidate_range_start(___vma->vm_mm, ___address, \ + (__address)+HPAGE_PMD_SIZE);\ + __pmd = pmdp_clear_flush(___vma, ___address, __pmdp); \ + mmu_notifier_invalidate_range_end(___vma->vm_mm, ___address, \ + (__address)+HPAGE_PMD_SIZE); \ + __pmd; \ +}) + +#define pmdp_splitting_flush_notify(__vma, __address, __pmdp) \ +({ \ + struct vm_area_struct *___vma = __vma; \ + unsigned long ___address = __address; \ + VM_BUG_ON(__address & ~HPAGE_PMD_MASK); \ + mmu_notifier_invalidate_range_start(___vma->vm_mm, ___address, \ + (__address)+HPAGE_PMD_SIZE);\ + pmdp_splitting_flush(___vma, ___address, __pmdp); \ + mmu_notifier_invalidate_range_end(___vma->vm_mm, ___address, \ + (__address)+HPAGE_PMD_SIZE); \ +}) + #define ptep_clear_flush_young_notify(__vma, __address, __ptep) \ ({ \ int __young; \ @@ -254,6 +300,17 @@ static inline void mmu_notifier_mm_destroy(struct mm_struct *mm) __young; \ }) +#define pmdp_clear_flush_young_notify(__vma, __address, __pmdp) \ +({ \ + int __young; \ + struct vm_area_struct *___vma = __vma; \ + unsigned long ___address = __address; \ + __young = pmdp_clear_flush_young(___vma, ___address, __pmdp); \ + __young |= mmu_notifier_clear_flush_young(___vma->vm_mm, \ + ___address); \ + __young; \ +}) + #define set_pte_at_notify(__mm, __address, __ptep, __pte) \ ({ \ struct mm_struct *___mm = __mm; \ @@ -276,6 +333,12 @@ static inline int mmu_notifier_clear_flush_young(struct mm_struct *mm, return 0; } +static inline int mmu_notifier_test_young(struct mm_struct *mm, + unsigned long address) +{ + return 0; +} + static inline void mmu_notifier_change_pte(struct mm_struct *mm, unsigned long address, pte_t pte) { @@ -305,7 +368,10 @@ static inline void mmu_notifier_mm_destroy(struct mm_struct *mm) } #define ptep_clear_flush_young_notify ptep_clear_flush_young +#define pmdp_clear_flush_young_notify pmdp_clear_flush_young #define ptep_clear_flush_notify ptep_clear_flush +#define pmdp_clear_flush_notify pmdp_clear_flush +#define pmdp_splitting_flush_notify pmdp_splitting_flush #define set_pte_at_notify set_pte_at #endif /* CONFIG_MMU_NOTIFIER */ diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h index 39c24ebe9cf..02ecb0189b1 100644 --- a/include/linux/mmzone.h +++ b/include/linux/mmzone.h @@ -114,6 +114,7 @@ enum zone_stat_item { NUMA_LOCAL, /* allocation from local node */ NUMA_OTHER, /* allocation from other node */ #endif + NR_ANON_TRANSPARENT_HUGEPAGES, NR_VM_ZONE_STAT_ITEMS }; /* @@ -458,12 +459,6 @@ static inline int zone_is_oom_locked(const struct zone *zone) return test_bit(ZONE_OOM_LOCKED, &zone->flags); } -#ifdef CONFIG_SMP -unsigned long zone_nr_free_pages(struct zone *zone); -#else -#define zone_nr_free_pages(zone) zone_page_state(zone, NR_FREE_PAGES) -#endif /* CONFIG_SMP */ - /* * The "priority" of VM scanning is how much of the queues we will scan in one * go. A value of 12 for DEF_PRIORITY implies that we will scan 1/4096th of the @@ -645,6 +640,7 @@ typedef struct pglist_data { wait_queue_head_t kswapd_wait; struct task_struct *kswapd; int kswapd_max_order; + enum zone_type classzone_idx; } pg_data_t; #define node_present_pages(nid) (NODE_DATA(nid)->node_present_pages) @@ -660,8 +656,10 @@ typedef struct pglist_data { extern struct mutex zonelists_mutex; void build_all_zonelists(void *data); -void wakeup_kswapd(struct zone *zone, int order); -int zone_watermark_ok(struct zone *z, int order, unsigned long mark, +void wakeup_kswapd(struct zone *zone, int order, enum zone_type classzone_idx); +bool zone_watermark_ok(struct zone *z, int order, unsigned long mark, + int classzone_idx, int alloc_flags); +bool zone_watermark_ok_safe(struct zone *z, int order, unsigned long mark, int classzone_idx, int alloc_flags); enum memmap_context { MEMMAP_EARLY, diff --git a/include/linux/module.h b/include/linux/module.h index 8b17fd8c790..e7c6385c668 100644 --- a/include/linux/module.h +++ b/include/linux/module.h @@ -58,6 +58,12 @@ struct module_attribute { void (*free)(struct module *); }; +struct module_version_attribute { + struct module_attribute mattr; + const char *module_name; + const char *version; +}; + struct module_kobject { struct kobject kobj; @@ -161,7 +167,28 @@ extern struct module __this_module; Using this automatically adds a checksum of the .c files and the local headers in "srcversion". */ + +#if defined(MODULE) || !defined(CONFIG_SYSFS) #define MODULE_VERSION(_version) MODULE_INFO(version, _version) +#else +#define MODULE_VERSION(_version) \ + extern ssize_t __modver_version_show(struct module_attribute *, \ + struct module *, char *); \ + static struct module_version_attribute __modver_version_attr \ + __used \ + __attribute__ ((__section__ ("__modver"),aligned(sizeof(void *)))) \ + = { \ + .mattr = { \ + .attr = { \ + .name = "version", \ + .mode = S_IRUGO, \ + }, \ + .show = __modver_version_show, \ + }, \ + .module_name = KBUILD_MODNAME, \ + .version = _version, \ + } +#endif /* Optional firmware file (or files) needed by the module * format is simply firmware file name. Multiple firmware diff --git a/include/linux/moduleparam.h b/include/linux/moduleparam.h index 112adf8bd47..07b41951e3f 100644 --- a/include/linux/moduleparam.h +++ b/include/linux/moduleparam.h @@ -16,15 +16,17 @@ /* Chosen so that structs with an unsigned long line up. */ #define MAX_PARAM_PREFIX_LEN (64 - sizeof(unsigned long)) -#ifdef MODULE #define ___module_cat(a,b) __mod_ ## a ## b #define __module_cat(a,b) ___module_cat(a,b) +#ifdef MODULE #define __MODULE_INFO(tag, name, info) \ static const char __module_cat(name,__LINE__)[] \ __used __attribute__((section(".modinfo"), unused, aligned(1))) \ = __stringify(tag) "=" info #else /* !MODULE */ -#define __MODULE_INFO(tag, name, info) +/* This struct is here for syntactic coherency, it is not used */ +#define __MODULE_INFO(tag, name, info) \ + struct __module_cat(name,__LINE__) {} #endif #define __MODULE_PARM_TYPE(name, _type) \ __MODULE_INFO(parmtype, name##type, #name ":" _type) diff --git a/include/linux/mount.h b/include/linux/mount.h index 1869ea24a73..604f122a232 100644 --- a/include/linux/mount.h +++ b/include/linux/mount.h @@ -60,7 +60,7 @@ struct vfsmount { struct super_block *mnt_sb; /* pointer to superblock */ #ifdef CONFIG_SMP struct mnt_pcp __percpu *mnt_pcp; - atomic_t mnt_longrefs; + atomic_t mnt_longterm; /* how many of the refs are longterm */ #else int mnt_count; int mnt_writers; @@ -96,8 +96,6 @@ extern int mnt_clone_write(struct vfsmount *mnt); extern void mnt_drop_write(struct vfsmount *mnt); extern void mntput(struct vfsmount *mnt); extern struct vfsmount *mntget(struct vfsmount *mnt); -extern void mntput_long(struct vfsmount *mnt); -extern struct vfsmount *mntget_long(struct vfsmount *mnt); extern void mnt_pin(struct vfsmount *mnt); extern void mnt_unpin(struct vfsmount *mnt); extern int __mnt_is_readonly(struct vfsmount *mnt); @@ -110,12 +108,7 @@ extern struct vfsmount *vfs_kern_mount(struct file_system_type *type, int flags, const char *name, void *data); -struct nameidata; - -struct path; -extern int do_add_mount(struct vfsmount *newmnt, struct path *path, - int mnt_flags, struct list_head *fslist); - +extern void mnt_set_expiry(struct vfsmount *mnt, struct list_head *expiry_list); extern void mark_mounts_for_expiry(struct list_head *mounts); extern dev_t name_to_dev_t(char *name); diff --git a/include/linux/mtd/cfi.h b/include/linux/mtd/cfi.h index 4dd0c2cd765..a9baee6864a 100644 --- a/include/linux/mtd/cfi.h +++ b/include/linux/mtd/cfi.h @@ -527,8 +527,7 @@ struct cfi_extquery *cfi_read_pri(struct map_info *map, uint16_t adr, uint16_t s struct cfi_fixup { uint16_t mfr; uint16_t id; - void (*fixup)(struct mtd_info *mtd, void* param); - void* param; + void (*fixup)(struct mtd_info *mtd); }; #define CFI_MFR_ANY 0xFFFF diff --git a/include/linux/mtd/fsmc.h b/include/linux/mtd/fsmc.h index 5d2556700ec..6987995ad3c 100644 --- a/include/linux/mtd/fsmc.h +++ b/include/linux/mtd/fsmc.h @@ -16,6 +16,7 @@ #ifndef __MTD_FSMC_H #define __MTD_FSMC_H +#include <linux/io.h> #include <linux/platform_device.h> #include <linux/mtd/physmap.h> #include <linux/types.h> @@ -27,7 +28,7 @@ /* * The placement of the Command Latch Enable (CLE) and - * Address Latch Enable (ALE) is twised around in the + * Address Latch Enable (ALE) is twisted around in the * SPEAR310 implementation. */ #if defined(CONFIG_MACH_SPEAR310) @@ -62,7 +63,7 @@ struct fsmc_nor_bank_regs { /* ctrl_tim register definitions */ -struct fsms_nand_bank_regs { +struct fsmc_nand_bank_regs { uint32_t pc; uint32_t sts; uint32_t comm; @@ -78,7 +79,7 @@ struct fsms_nand_bank_regs { struct fsmc_regs { struct fsmc_nor_bank_regs nor_bank_regs[FSMC_MAX_NOR_BANKS]; uint8_t reserved_1[0x40 - 0x20]; - struct fsms_nand_bank_regs bank_regs[FSMC_MAX_NAND_BANKS]; + struct fsmc_nand_bank_regs bank_regs[FSMC_MAX_NAND_BANKS]; uint8_t reserved_2[0xfe0 - 0xc0]; uint32_t peripid0; /* 0xfe0 */ uint32_t peripid1; /* 0xfe4 */ @@ -114,25 +115,6 @@ struct fsmc_regs { #define FSMC_THOLD_4 (4 << 16) #define FSMC_THIZ_1 (1 << 24) -/* peripid2 register definitions */ -#define FSMC_REVISION_MSK (0xf) -#define FSMC_REVISION_SHFT (0x4) - -#define FSMC_VER1 1 -#define FSMC_VER2 2 -#define FSMC_VER3 3 -#define FSMC_VER4 4 -#define FSMC_VER5 5 -#define FSMC_VER6 6 -#define FSMC_VER7 7 -#define FSMC_VER8 8 - -static inline uint32_t get_fsmc_version(struct fsmc_regs *regs) -{ - return (readl(®s->peripid2) >> FSMC_REVISION_SHFT) & - FSMC_REVISION_MSK; -} - /* * There are 13 bytes of ecc for every 512 byte block in FSMC version 8 * and it has to be read consecutively and immediately after the 512 diff --git a/include/linux/mtd/mtd.h b/include/linux/mtd/mtd.h index fe8d77ebec1..9d5306bad11 100644 --- a/include/linux/mtd/mtd.h +++ b/include/linux/mtd/mtd.h @@ -144,6 +144,17 @@ struct mtd_info { */ uint32_t writesize; + /* + * Size of the write buffer used by the MTD. MTD devices having a write + * buffer can write multiple writesize chunks at a time. E.g. while + * writing 4 * writesize bytes to a device with 2 * writesize bytes + * buffer the MTD driver can (but doesn't have to) do 2 writesize + * operations, but not 4. Currently, all NANDs have writebufsize + * equivalent to writesize (NAND page size). Some NOR flashes do have + * writebufsize greater than writesize. + */ + uint32_t writebufsize; + uint32_t oobsize; // Amount of OOB data per block (e.g. 16) uint32_t oobavail; // Available OOB bytes per block diff --git a/include/linux/mtd/nand.h b/include/linux/mtd/nand.h index 63e17d01fde..1f489b247a2 100644 --- a/include/linux/mtd/nand.h +++ b/include/linux/mtd/nand.h @@ -448,6 +448,8 @@ struct nand_buffers { * See the defines for further explanation. * @badblockpos: [INTERN] position of the bad block marker in the oob * area. + * @badblockbits: [INTERN] number of bits to left-shift the bad block + * number * @cellinfo: [INTERN] MLC/multichip data from chip ident * @numchips: [INTERN] number of physical chips * @chipsize: [INTERN] the size of one chip for multichip arrays diff --git a/include/linux/mtd/onenand.h b/include/linux/mtd/onenand.h index 0c8815bfae1..ae418e41d8f 100644 --- a/include/linux/mtd/onenand.h +++ b/include/linux/mtd/onenand.h @@ -118,6 +118,8 @@ struct onenand_chip { int (*chip_probe)(struct mtd_info *mtd); int (*block_markbad)(struct mtd_info *mtd, loff_t ofs); int (*scan_bbt)(struct mtd_info *mtd); + int (*enable)(struct mtd_info *mtd); + int (*disable)(struct mtd_info *mtd); struct completion complete; int irq; @@ -137,6 +139,14 @@ struct onenand_chip { void *bbm; void *priv; + + /* + * Shows that the current operation is composed + * of sequence of commands. For example, cache program. + * Such command status OnGo bit is checked at the end of + * sequence. + */ + unsigned int ongoing; }; /* @@ -171,6 +181,9 @@ struct onenand_chip { #define ONENAND_IS_2PLANE(this) (0) #endif +#define ONENAND_IS_CACHE_PROGRAM(this) \ + (this->options & ONENAND_HAS_CACHE_PROGRAM) + /* Check byte access in OneNAND */ #define ONENAND_CHECK_BYTE_ACCESS(addr) (addr & 0x1) @@ -181,6 +194,7 @@ struct onenand_chip { #define ONENAND_HAS_UNLOCK_ALL (0x0002) #define ONENAND_HAS_2PLANE (0x0004) #define ONENAND_HAS_4KB_PAGE (0x0008) +#define ONENAND_HAS_CACHE_PROGRAM (0x0010) #define ONENAND_SKIP_UNLOCK_CHECK (0x0100) #define ONENAND_PAGEBUF_ALLOC (0x1000) #define ONENAND_OOBBUF_ALLOC (0x2000) diff --git a/include/linux/mtd/partitions.h b/include/linux/mtd/partitions.h index 2b54316591d..4a0a8ba90a7 100644 --- a/include/linux/mtd/partitions.h +++ b/include/linux/mtd/partitions.h @@ -89,7 +89,7 @@ static inline int mtd_has_cmdlinepart(void) { return 1; } static inline int mtd_has_cmdlinepart(void) { return 0; } #endif -int mtd_is_master(struct mtd_info *mtd); +int mtd_is_partition(struct mtd_info *mtd); int mtd_add_partition(struct mtd_info *master, char *name, long long offset, long long length); int mtd_del_partition(struct mtd_info *master, int partno); diff --git a/include/linux/namei.h b/include/linux/namei.h index 18d06add0a4..f276d4fa01f 100644 --- a/include/linux/namei.h +++ b/include/linux/namei.h @@ -45,6 +45,7 @@ enum {LAST_NORM, LAST_ROOT, LAST_DOT, LAST_DOTDOT, LAST_BIND}; * - ending slashes ok even for nonexistent files * - internal "there are more path components" flag * - dentry cache is untrusted; force a real lookup + * - suppress terminal automount */ #define LOOKUP_FOLLOW 0x0001 #define LOOKUP_DIRECTORY 0x0002 @@ -53,6 +54,7 @@ enum {LAST_NORM, LAST_ROOT, LAST_DOT, LAST_DOTDOT, LAST_BIND}; #define LOOKUP_PARENT 0x0010 #define LOOKUP_REVAL 0x0020 #define LOOKUP_RCU 0x0040 +#define LOOKUP_NO_AUTOMOUNT 0x0080 /* * Intent data */ @@ -79,7 +81,8 @@ extern struct file *lookup_instantiate_filp(struct nameidata *nd, struct dentry extern struct dentry *lookup_one_len(const char *, struct dentry *, int); -extern int follow_down(struct path *); +extern int follow_down_one(struct path *); +extern int follow_down(struct path *, bool); extern int follow_up(struct path *); extern struct dentry *lock_rename(struct dentry *, struct dentry *); diff --git a/include/linux/ncp_fs.h b/include/linux/ncp_fs.h index 1c27f201c85..e13eefef065 100644 --- a/include/linux/ncp_fs.h +++ b/include/linux/ncp_fs.h @@ -143,104 +143,4 @@ struct ncp_nls_ioctl #define NCP_MAXPATHLEN 255 #define NCP_MAXNAMELEN 14 -#ifdef __KERNEL__ - -#include <linux/ncp_fs_i.h> -#include <linux/ncp_fs_sb.h> - -/* define because it is easy to change PRINTK to {*}PRINTK */ -#define PRINTK(format, args...) printk(KERN_DEBUG format , ## args) - -#undef NCPFS_PARANOIA -#ifdef NCPFS_PARANOIA -#define PPRINTK(format, args...) PRINTK(format , ## args) -#else -#define PPRINTK(format, args...) -#endif - -#ifndef DEBUG_NCP -#define DEBUG_NCP 0 -#endif -#if DEBUG_NCP > 0 -#define DPRINTK(format, args...) PRINTK(format , ## args) -#else -#define DPRINTK(format, args...) -#endif -#if DEBUG_NCP > 1 -#define DDPRINTK(format, args...) PRINTK(format , ## args) -#else -#define DDPRINTK(format, args...) -#endif - -#define NCP_MAX_RPC_TIMEOUT (6*HZ) - - -struct ncp_entry_info { - struct nw_info_struct i; - ino_t ino; - int opened; - int access; - unsigned int volume; - __u8 file_handle[6]; -}; - -static inline struct ncp_server *NCP_SBP(const struct super_block *sb) -{ - return sb->s_fs_info; -} - -#define NCP_SERVER(inode) NCP_SBP((inode)->i_sb) -static inline struct ncp_inode_info *NCP_FINFO(const struct inode *inode) -{ - return container_of(inode, struct ncp_inode_info, vfs_inode); -} - -/* linux/fs/ncpfs/inode.c */ -int ncp_notify_change(struct dentry *, struct iattr *); -struct inode *ncp_iget(struct super_block *, struct ncp_entry_info *); -void ncp_update_inode(struct inode *, struct ncp_entry_info *); -void ncp_update_inode2(struct inode *, struct ncp_entry_info *); - -/* linux/fs/ncpfs/dir.c */ -extern const struct inode_operations ncp_dir_inode_operations; -extern const struct file_operations ncp_dir_operations; -extern const struct dentry_operations ncp_root_dentry_operations; -int ncp_conn_logged_in(struct super_block *); -int ncp_date_dos2unix(__le16 time, __le16 date); -void ncp_date_unix2dos(int unix_date, __le16 * time, __le16 * date); - -/* linux/fs/ncpfs/ioctl.c */ -long ncp_ioctl(struct file *, unsigned int, unsigned long); -long ncp_compat_ioctl(struct file *, unsigned int, unsigned long); - -/* linux/fs/ncpfs/sock.c */ -int ncp_request2(struct ncp_server *server, int function, - void* reply, int max_reply_size); -static inline int ncp_request(struct ncp_server *server, int function) { - return ncp_request2(server, function, server->packet, server->packet_size); -} -int ncp_connect(struct ncp_server *server); -int ncp_disconnect(struct ncp_server *server); -void ncp_lock_server(struct ncp_server *server); -void ncp_unlock_server(struct ncp_server *server); - -/* linux/fs/ncpfs/symlink.c */ -#if defined(CONFIG_NCPFS_EXTRAS) || defined(CONFIG_NCPFS_NFS_NS) -extern const struct address_space_operations ncp_symlink_aops; -int ncp_symlink(struct inode*, struct dentry*, const char*); -#endif - -/* linux/fs/ncpfs/file.c */ -extern const struct inode_operations ncp_file_inode_operations; -extern const struct file_operations ncp_file_operations; -int ncp_make_open(struct inode *, int); - -/* linux/fs/ncpfs/mmap.c */ -int ncp_mmap(struct file *, struct vm_area_struct *); - -/* linux/fs/ncpfs/ncplib_kernel.c */ -int ncp_make_closed(struct inode *); - -#endif /* __KERNEL__ */ - #endif /* _LINUX_NCP_FS_H */ diff --git a/include/linux/ncp_fs_i.h b/include/linux/ncp_fs_i.h deleted file mode 100644 index 4b0bec47784..00000000000 --- a/include/linux/ncp_fs_i.h +++ /dev/null @@ -1,29 +0,0 @@ -/* - * ncp_fs_i.h - * - * Copyright (C) 1995 Volker Lendecke - * - */ - -#ifndef _LINUX_NCP_FS_I -#define _LINUX_NCP_FS_I - -/* - * This is the ncpfs part of the inode structure. This must contain - * all the information we need to work with an inode after creation. - */ -struct ncp_inode_info { - __le32 dirEntNum; - __le32 DosDirNum; - __u8 volNumber; - __le32 nwattr; - struct mutex open_mutex; - atomic_t opened; - int access; - int flags; -#define NCPI_KLUDGE_SYMLINK 0x0001 - __u8 file_handle[6]; - struct inode vfs_inode; -}; - -#endif /* _LINUX_NCP_FS_I */ diff --git a/include/linux/ncp_fs_sb.h b/include/linux/ncp_fs_sb.h deleted file mode 100644 index d64b0e89433..00000000000 --- a/include/linux/ncp_fs_sb.h +++ /dev/null @@ -1,164 +0,0 @@ -/* - * ncp_fs_sb.h - * - * Copyright (C) 1995, 1996 by Volker Lendecke - * - */ - -#ifndef _NCP_FS_SB -#define _NCP_FS_SB - -#include <linux/types.h> -#include <linux/ncp_mount.h> -#include <linux/net.h> -#include <linux/mutex.h> -#include <linux/backing-dev.h> - -#ifdef __KERNEL__ - -#include <linux/workqueue.h> - -#define NCP_DEFAULT_OPTIONS 0 /* 2 for packet signatures */ - -struct sock; - -struct ncp_server { - - struct ncp_mount_data_kernel m; /* Nearly all of the mount data is of - interest for us later, so we store - it completely. */ - - __u8 name_space[NCP_NUMBER_OF_VOLUMES + 2]; - - struct file *ncp_filp; /* File pointer to ncp socket */ - struct socket *ncp_sock;/* ncp socket */ - struct file *info_filp; - struct socket *info_sock; - - u8 sequence; - u8 task; - u16 connection; /* Remote connection number */ - - u8 completion; /* Status message from server */ - u8 conn_status; /* Bit 4 = 1 ==> Server going down, no - requests allowed anymore. - Bit 0 = 1 ==> Server is down. */ - - int buffer_size; /* Negotiated bufsize */ - - int reply_size; /* Size of last reply */ - - int packet_size; - unsigned char *packet; /* Here we prepare requests and - receive replies */ - unsigned char *txbuf; /* Storage for current request */ - unsigned char *rxbuf; /* Storage for reply to current request */ - - int lock; /* To prevent mismatch in protocols. */ - struct mutex mutex; - - int current_size; /* for packet preparation */ - int has_subfunction; - int ncp_reply_size; - - int root_setuped; - struct mutex root_setup_lock; - - /* info for packet signing */ - int sign_wanted; /* 1=Server needs signed packets */ - int sign_active; /* 0=don't do signing, 1=do */ - char sign_root[8]; /* generated from password and encr. key */ - char sign_last[16]; - - /* Authentication info: NDS or BINDERY, username */ - struct { - int auth_type; - size_t object_name_len; - void* object_name; - int object_type; - } auth; - /* Password info */ - struct { - size_t len; - void* data; - } priv; - struct rw_semaphore auth_rwsem; - - /* nls info: codepage for volume and charset for I/O */ - struct nls_table *nls_vol; - struct nls_table *nls_io; - - /* maximum age in jiffies */ - atomic_t dentry_ttl; - - /* miscellaneous */ - unsigned int flags; - - spinlock_t requests_lock; /* Lock accesses to tx.requests, tx.creq and rcv.creq when STREAM mode */ - - void (*data_ready)(struct sock* sk, int len); - void (*error_report)(struct sock* sk); - void (*write_space)(struct sock* sk); /* STREAM mode only */ - struct { - struct work_struct tq; /* STREAM/DGRAM: data/error ready */ - struct ncp_request_reply* creq; /* STREAM/DGRAM: awaiting reply from this request */ - struct mutex creq_mutex; /* DGRAM only: lock accesses to rcv.creq */ - - unsigned int state; /* STREAM only: receiver state */ - struct { - __u32 magic __packed; - __u32 len __packed; - __u16 type __packed; - __u16 p1 __packed; - __u16 p2 __packed; - __u16 p3 __packed; - __u16 type2 __packed; - } buf; /* STREAM only: temporary buffer */ - unsigned char* ptr; /* STREAM only: pointer to data */ - size_t len; /* STREAM only: length of data to receive */ - } rcv; - struct { - struct list_head requests; /* STREAM only: queued requests */ - struct work_struct tq; /* STREAM only: transmitter ready */ - struct ncp_request_reply* creq; /* STREAM only: currently transmitted entry */ - } tx; - struct timer_list timeout_tm; /* DGRAM only: timeout timer */ - struct work_struct timeout_tq; /* DGRAM only: associated queue, we run timers from process context */ - int timeout_last; /* DGRAM only: current timeout length */ - int timeout_retries; /* DGRAM only: retries left */ - struct { - size_t len; - __u8 data[128]; - } unexpected_packet; - struct backing_dev_info bdi; -}; - -extern void ncp_tcp_rcv_proc(struct work_struct *work); -extern void ncp_tcp_tx_proc(struct work_struct *work); -extern void ncpdgram_rcv_proc(struct work_struct *work); -extern void ncpdgram_timeout_proc(struct work_struct *work); -extern void ncpdgram_timeout_call(unsigned long server); -extern void ncp_tcp_data_ready(struct sock* sk, int len); -extern void ncp_tcp_write_space(struct sock* sk); -extern void ncp_tcp_error_report(struct sock* sk); - -#define NCP_FLAG_UTF8 1 - -#define NCP_CLR_FLAG(server, flag) ((server)->flags &= ~(flag)) -#define NCP_SET_FLAG(server, flag) ((server)->flags |= (flag)) -#define NCP_IS_FLAG(server, flag) ((server)->flags & (flag)) - -static inline int ncp_conn_valid(struct ncp_server *server) -{ - return ((server->conn_status & 0x11) == 0); -} - -static inline void ncp_invalidate_conn(struct ncp_server *server) -{ - server->conn_status |= 0x01; -} - -#endif /* __KERNEL__ */ - -#endif - diff --git a/include/linux/ncp_mount.h b/include/linux/ncp_mount.h index a2b549eb1ec..dfcbea2d889 100644 --- a/include/linux/ncp_mount.h +++ b/include/linux/ncp_mount.h @@ -68,26 +68,4 @@ struct ncp_mount_data_v4 { #define NCP_MOUNT_VERSION_V5 (5) /* Text only */ -#ifdef __KERNEL__ - -struct ncp_mount_data_kernel { - unsigned long flags; /* NCP_MOUNT_* flags */ - unsigned int int_flags; /* internal flags */ -#define NCP_IMOUNT_LOGGEDIN_POSSIBLE 0x0001 - __kernel_uid32_t mounted_uid; /* Who may umount() this filesystem? */ - struct pid *wdog_pid; /* Who cares for our watchdog packets? */ - unsigned int ncp_fd; /* The socket to the ncp port */ - unsigned int time_out; /* How long should I wait after - sending a NCP request? */ - unsigned int retry_count; /* And how often should I retry? */ - unsigned char mounted_vol[NCP_VOLNAME_LEN + 1]; - __kernel_uid32_t uid; - __kernel_gid32_t gid; - __kernel_mode_t file_mode; - __kernel_mode_t dir_mode; - int info_fd; -}; - -#endif /* __KERNEL__ */ - #endif diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h index de2bfe6da35..d971346b034 100644 --- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h @@ -520,9 +520,6 @@ struct netdev_queue { * please use this field instead of dev->trans_start */ unsigned long trans_start; - u64 tx_bytes; - u64 tx_packets; - u64 tx_dropped; } ____cacheline_aligned_in_smp; static inline int netdev_queue_numa_node_read(const struct netdev_queue *q) @@ -2191,11 +2188,15 @@ static inline void netif_addr_unlock_bh(struct net_device *dev) extern void ether_setup(struct net_device *dev); /* Support for loadable net-drivers */ -extern struct net_device *alloc_netdev_mq(int sizeof_priv, const char *name, +extern struct net_device *alloc_netdev_mqs(int sizeof_priv, const char *name, void (*setup)(struct net_device *), - unsigned int queue_count); + unsigned int txqs, unsigned int rxqs); #define alloc_netdev(sizeof_priv, name, setup) \ - alloc_netdev_mq(sizeof_priv, name, setup, 1) + alloc_netdev_mqs(sizeof_priv, name, setup, 1, 1) + +#define alloc_netdev_mq(sizeof_priv, name, setup, count) \ + alloc_netdev_mqs(sizeof_priv, name, setup, count, count) + extern int register_netdev(struct net_device *dev); extern void unregister_netdev(struct net_device *dev); @@ -2261,8 +2262,6 @@ extern void dev_load(struct net *net, const char *name); extern void dev_mcast_init(void); extern struct rtnl_link_stats64 *dev_get_stats(struct net_device *dev, struct rtnl_link_stats64 *storage); -extern void dev_txq_stats_fold(const struct net_device *dev, - struct rtnl_link_stats64 *stats); extern int netdev_max_backlog; extern int netdev_tstamp_prequeue; diff --git a/include/linux/netfilter/x_tables.h b/include/linux/netfilter/x_tables.h index 742bec05144..6712e713b29 100644 --- a/include/linux/netfilter/x_tables.h +++ b/include/linux/netfilter/x_tables.h @@ -472,7 +472,7 @@ extern void xt_free_table_info(struct xt_table_info *info); * necessary for reading the counters. */ struct xt_info_lock { - spinlock_t lock; + seqlock_t lock; unsigned char readers; }; DECLARE_PER_CPU(struct xt_info_lock, xt_info_locks); @@ -497,7 +497,7 @@ static inline void xt_info_rdlock_bh(void) local_bh_disable(); lock = &__get_cpu_var(xt_info_locks); if (likely(!lock->readers++)) - spin_lock(&lock->lock); + write_seqlock(&lock->lock); } static inline void xt_info_rdunlock_bh(void) @@ -505,7 +505,7 @@ static inline void xt_info_rdunlock_bh(void) struct xt_info_lock *lock = &__get_cpu_var(xt_info_locks); if (likely(!--lock->readers)) - spin_unlock(&lock->lock); + write_sequnlock(&lock->lock); local_bh_enable(); } @@ -516,12 +516,12 @@ static inline void xt_info_rdunlock_bh(void) */ static inline void xt_info_wrlock(unsigned int cpu) { - spin_lock(&per_cpu(xt_info_locks, cpu).lock); + write_seqlock(&per_cpu(xt_info_locks, cpu).lock); } static inline void xt_info_wrunlock(unsigned int cpu) { - spin_unlock(&per_cpu(xt_info_locks, cpu).lock); + write_sequnlock(&per_cpu(xt_info_locks, cpu).lock); } /* diff --git a/include/linux/nfc/pn544.h b/include/linux/nfc/pn544.h new file mode 100644 index 00000000000..7ab8521f234 --- /dev/null +++ b/include/linux/nfc/pn544.h @@ -0,0 +1,97 @@ +/* + * Driver include for the PN544 NFC chip. + * + * Copyright (C) Nokia Corporation + * + * Author: Jari Vanhala <ext-jari.vanhala@nokia.com> + * Contact: Matti Aaltoenn <matti.j.aaltonen@nokia.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, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#ifndef _PN544_H_ +#define _PN544_H_ + +#include <linux/i2c.h> + +#define PN544_DRIVER_NAME "pn544" +#define PN544_MAXWINDOW_SIZE 7 +#define PN544_WINDOW_SIZE 4 +#define PN544_RETRIES 10 +#define PN544_MAX_I2C_TRANSFER 0x0400 +#define PN544_MSG_MAX_SIZE 0x21 /* at normal HCI mode */ + +/* ioctl */ +#define PN544_CHAR_BASE 'P' +#define PN544_IOR(num, dtype) _IOR(PN544_CHAR_BASE, num, dtype) +#define PN544_IOW(num, dtype) _IOW(PN544_CHAR_BASE, num, dtype) +#define PN544_GET_FW_MODE PN544_IOW(1, unsigned int) +#define PN544_SET_FW_MODE PN544_IOW(2, unsigned int) +#define PN544_GET_DEBUG PN544_IOW(3, unsigned int) +#define PN544_SET_DEBUG PN544_IOW(4, unsigned int) + +/* Timing restrictions (ms) */ +#define PN544_RESETVEN_TIME 30 /* 7 */ +#define PN544_PVDDVEN_TIME 0 +#define PN544_VBATVEN_TIME 0 +#define PN544_GPIO4VEN_TIME 0 +#define PN544_WAKEUP_ACK 5 +#define PN544_WAKEUP_GUARD (PN544_WAKEUP_ACK + 1) +#define PN544_INACTIVITY_TIME 1000 +#define PN544_INTERFRAME_DELAY 200 /* us */ +#define PN544_BAUDRATE_CHANGE 150 /* us */ + +/* Debug bits */ +#define PN544_DEBUG_BUF 0x01 +#define PN544_DEBUG_READ 0x02 +#define PN544_DEBUG_WRITE 0x04 +#define PN544_DEBUG_IRQ 0x08 +#define PN544_DEBUG_CALLS 0x10 +#define PN544_DEBUG_MODE 0x20 + +/* Normal (HCI) mode */ +#define PN544_LLC_HCI_OVERHEAD 3 /* header + crc (to length) */ +#define PN544_LLC_MIN_SIZE (1 + PN544_LLC_HCI_OVERHEAD) /* length + */ +#define PN544_LLC_MAX_DATA (PN544_MSG_MAX_SIZE - 2) +#define PN544_LLC_MAX_HCI_SIZE (PN544_LLC_MAX_DATA - 2) + +struct pn544_llc_packet { + unsigned char length; /* of rest of packet */ + unsigned char header; + unsigned char data[PN544_LLC_MAX_DATA]; /* includes crc-ccitt */ +}; + +/* Firmware upgrade mode */ +#define PN544_FW_HEADER_SIZE 3 +/* max fw transfer is 1024bytes, but I2C limits it to 0xC0 */ +#define PN544_MAX_FW_DATA (PN544_MAX_I2C_TRANSFER - PN544_FW_HEADER_SIZE) + +struct pn544_fw_packet { + unsigned char command; /* status in answer */ + unsigned char length[2]; /* big-endian order (msf) */ + unsigned char data[PN544_MAX_FW_DATA]; +}; + +#ifdef __KERNEL__ +/* board config */ +struct pn544_nfc_platform_data { + int (*request_resources) (struct i2c_client *client); + void (*free_resources) (void); + void (*enable) (int fw); + int (*test) (void); + void (*disable) (void); +}; +#endif /* __KERNEL__ */ + +#endif /* _PN544_H_ */ diff --git a/include/linux/nfs3.h b/include/linux/nfs3.h index ac33806ec7f..6ccfe3b641e 100644 --- a/include/linux/nfs3.h +++ b/include/linux/nfs3.h @@ -11,6 +11,9 @@ #define NFS3_MAXGROUPS 16 #define NFS3_FHSIZE 64 #define NFS3_COOKIESIZE 4 +#define NFS3_CREATEVERFSIZE 8 +#define NFS3_COOKIEVERFSIZE 8 +#define NFS3_WRITEVERFSIZE 8 #define NFS3_FIFO_DEV (-1) #define NFS3MODE_FMT 0170000 #define NFS3MODE_DIR 0040000 diff --git a/include/linux/nfs4.h b/include/linux/nfs4.h index 4925b22219d..134716e5e35 100644 --- a/include/linux/nfs4.h +++ b/include/linux/nfs4.h @@ -65,6 +65,9 @@ #define NFS4_CDFC4_FORE 0x1 #define NFS4_CDFC4_BACK 0x2 +#define NFS4_CDFC4_BOTH 0x3 +#define NFS4_CDFC4_FORE_OR_BOTH 0x3 +#define NFS4_CDFC4_BACK_OR_BOTH 0x7 #define NFS4_SET_TO_SERVER_TIME 0 #define NFS4_SET_TO_CLIENT_TIME 1 @@ -111,9 +114,13 @@ #define EXCHGID4_FLAG_SUPP_MOVED_REFER 0x00000001 #define EXCHGID4_FLAG_SUPP_MOVED_MIGR 0x00000002 +#define EXCHGID4_FLAG_BIND_PRINC_STATEID 0x00000100 + #define EXCHGID4_FLAG_USE_NON_PNFS 0x00010000 #define EXCHGID4_FLAG_USE_PNFS_MDS 0x00020000 #define EXCHGID4_FLAG_USE_PNFS_DS 0x00040000 +#define EXCHGID4_FLAG_MASK_PNFS 0x00070000 + #define EXCHGID4_FLAG_UPD_CONFIRMED_REC_A 0x40000000 #define EXCHGID4_FLAG_CONFIRMED_R 0x80000000 /* @@ -121,8 +128,8 @@ * they're set in the argument or response, have separate * invalid flag masks for arg (_A) and resp (_R). */ -#define EXCHGID4_FLAG_MASK_A 0x40070003 -#define EXCHGID4_FLAG_MASK_R 0x80070003 +#define EXCHGID4_FLAG_MASK_A 0x40070103 +#define EXCHGID4_FLAG_MASK_R 0x80070103 #define SEQ4_STATUS_CB_PATH_DOWN 0x00000001 #define SEQ4_STATUS_CB_GSS_CONTEXTS_EXPIRING 0x00000002 @@ -136,6 +143,9 @@ #define SEQ4_STATUS_CB_PATH_DOWN_SESSION 0x00000200 #define SEQ4_STATUS_BACKCHANNEL_FAULT 0x00000400 +#define NFS4_SECINFO_STYLE4_CURRENT_FH 0 +#define NFS4_SECINFO_STYLE4_PARENT 1 + #define NFS4_MAX_UINT64 (~(u64)0) /* An NFS4 sessions server must support at least NFS4_MAX_OPS operations. diff --git a/include/linux/nfs4_acl.h b/include/linux/nfs4_acl.h deleted file mode 100644 index c9c05a78e9b..00000000000 --- a/include/linux/nfs4_acl.h +++ /dev/null @@ -1,61 +0,0 @@ -/* - * include/linux/nfs4_acl.c - * - * Common NFSv4 ACL handling definitions. - * - * Copyright (c) 2002 The Regents of the University of Michigan. - * All rights reserved. - * - * Marius Aamodt Eriksen <marius@umich.edu> - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. Neither the name of the University nor the names of its - * contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED - * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE - * DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR - * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF - * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR - * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF - * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING - * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS - * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -#ifndef LINUX_NFS4_ACL_H -#define LINUX_NFS4_ACL_H - -#include <linux/posix_acl.h> - -/* Maximum ACL we'll accept from client; chosen (somewhat arbitrarily) to - * fit in a page: */ -#define NFS4_ACL_MAX 170 - -struct nfs4_acl *nfs4_acl_new(int); -int nfs4_acl_get_whotype(char *, u32); -int nfs4_acl_write_who(int who, char *p); -int nfs4_acl_permission(struct nfs4_acl *acl, uid_t owner, gid_t group, - uid_t who, u32 mask); - -#define NFS4_ACL_TYPE_DEFAULT 0x01 -#define NFS4_ACL_DIR 0x02 -#define NFS4_ACL_OWNER 0x04 - -struct nfs4_acl *nfs4_acl_posix_to_nfsv4(struct posix_acl *, - struct posix_acl *, unsigned int flags); -int nfs4_acl_nfsv4_to_posix(struct nfs4_acl *, struct posix_acl **, - struct posix_acl **, unsigned int flags); - -#endif /* LINUX_NFS4_ACL_H */ diff --git a/include/linux/nfs_fs.h b/include/linux/nfs_fs.h index 0779bb8f95b..6023efa9f5d 100644 --- a/include/linux/nfs_fs.h +++ b/include/linux/nfs_fs.h @@ -215,7 +215,6 @@ struct nfs_inode { #define NFS_INO_ADVISE_RDPLUS (0) /* advise readdirplus */ #define NFS_INO_STALE (1) /* possible stale inode */ #define NFS_INO_ACL_LRU_SET (2) /* Inode is on the LRU list */ -#define NFS_INO_MOUNTPOINT (3) /* inode is remote mountpoint */ #define NFS_INO_FLUSHING (4) /* inode is flushing out data */ #define NFS_INO_FSCACHE (5) /* inode can be cached by FS-Cache */ #define NFS_INO_FSCACHE_LOCK (6) /* FS-Cache cookie management lock */ diff --git a/include/linux/nfs_fs_sb.h b/include/linux/nfs_fs_sb.h index 452d96436d2..b197563913b 100644 --- a/include/linux/nfs_fs_sb.h +++ b/include/linux/nfs_fs_sb.h @@ -47,11 +47,6 @@ struct nfs_client { u64 cl_clientid; /* constant */ unsigned long cl_state; - struct rb_root cl_openowner_id; - struct rb_root cl_lockowner_id; - - struct list_head cl_delegations; - struct rb_root cl_state_owners; spinlock_t cl_lock; unsigned long cl_lease_time; @@ -71,6 +66,7 @@ struct nfs_client { */ char cl_ipaddr[48]; unsigned char cl_id_uniquifier; + u32 cl_cb_ident; /* v4.0 callback identifier */ const struct nfs4_minor_version_ops *cl_mvops; #endif /* CONFIG_NFS_V4 */ @@ -148,7 +144,14 @@ struct nfs_server { that are supported on this filesystem */ struct pnfs_layoutdriver_type *pnfs_curr_ld; /* Active layout driver */ + struct rpc_wait_queue roc_rpcwaitq; + + /* the following fields are protected by nfs_client->cl_lock */ + struct rb_root state_owners; + struct rb_root openowner_id; + struct rb_root lockowner_id; #endif + struct list_head delegations; void (*destroy)(struct nfs_server *); atomic_t active; /* Keep trace of any activity to this server */ @@ -196,6 +199,7 @@ struct nfs4_slot_table { * op for dynamic resizing */ int target_max_slots; /* Set by CB_RECALL_SLOT as * the new max_slots */ + struct completion complete; }; static inline int slot_idx(struct nfs4_slot_table *tbl, struct nfs4_slot *sp) @@ -212,7 +216,6 @@ struct nfs4_session { unsigned long session_state; u32 hash_alg; u32 ssv_len; - struct completion complete; /* The fore and back channel */ struct nfs4_channel_attrs fc_attrs; diff --git a/include/linux/nfs_xdr.h b/include/linux/nfs_xdr.h index 80f07198a31..b0068579bec 100644 --- a/include/linux/nfs_xdr.h +++ b/include/linux/nfs_xdr.h @@ -208,6 +208,7 @@ struct nfs4_layoutget_args { struct inode *inode; struct nfs_open_context *ctx; struct nfs4_sequence_args seq_args; + nfs4_stateid stateid; }; struct nfs4_layoutget_res { @@ -223,7 +224,6 @@ struct nfs4_layoutget { struct nfs4_layoutget_args args; struct nfs4_layoutget_res res; struct pnfs_layout_segment **lsegpp; - int status; }; struct nfs4_getdeviceinfo_args { @@ -317,6 +317,7 @@ struct nfs_closeres { struct nfs_lowner { __u64 clientid; __u64 id; + dev_t s_dev; }; struct nfs_lock_args { @@ -484,6 +485,7 @@ struct nfs_entry { struct nfs_fh * fh; struct nfs_fattr * fattr; unsigned char d_type; + struct nfs_server * server; }; /* @@ -1089,7 +1091,7 @@ struct nfs_rpc_ops { int (*pathconf) (struct nfs_server *, struct nfs_fh *, struct nfs_pathconf *); int (*set_capabilities)(struct nfs_server *, struct nfs_fh *); - __be32 *(*decode_dirent)(struct xdr_stream *, struct nfs_entry *, struct nfs_server *, int plus); + int (*decode_dirent)(struct xdr_stream *, struct nfs_entry *, int); void (*read_setup) (struct nfs_read_data *, struct rpc_message *); int (*read_done) (struct rpc_task *, struct nfs_read_data *); void (*write_setup) (struct nfs_write_data *, struct rpc_message *); diff --git a/include/linux/nfsd/export.h b/include/linux/nfsd/export.h index 8ae78a61eea..bd316159278 100644 --- a/include/linux/nfsd/export.h +++ b/include/linux/nfsd/export.h @@ -35,7 +35,7 @@ #define NFSEXP_NOHIDE 0x0200 #define NFSEXP_NOSUBTREECHECK 0x0400 #define NFSEXP_NOAUTHNLM 0x0800 /* Don't authenticate NLM requests - just trust */ -#define NFSEXP_MSNFS 0x1000 /* do silly things that MS clients expect */ +#define NFSEXP_MSNFS 0x1000 /* do silly things that MS clients expect; no longer supported */ #define NFSEXP_FSID 0x2000 #define NFSEXP_CROSSMOUNT 0x4000 #define NFSEXP_NOACL 0x8000 /* reserved for possible ACL related use */ diff --git a/include/linux/nfsd_idmap.h b/include/linux/nfsd_idmap.h deleted file mode 100644 index d4a2ac18bd4..00000000000 --- a/include/linux/nfsd_idmap.h +++ /dev/null @@ -1,64 +0,0 @@ -/* - * include/linux/nfsd_idmap.h - * - * Mapping of UID to name and vice versa. - * - * Copyright (c) 2002, 2003 The Regents of the University of - * Michigan. All rights reserved. -> * - * Marius Aamodt Eriksen <marius@umich.edu> - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. Neither the name of the University nor the names of its - * contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED - * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE - * DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR - * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF - * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR - * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF - * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING - * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS - * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -#ifndef LINUX_NFSD_IDMAP_H -#define LINUX_NFSD_IDMAP_H - -#include <linux/in.h> -#include <linux/sunrpc/svc.h> - -/* XXX from linux/nfs_idmap.h */ -#define IDMAP_NAMESZ 128 - -#ifdef CONFIG_NFSD_V4 -int nfsd_idmap_init(void); -void nfsd_idmap_shutdown(void); -#else -static inline int nfsd_idmap_init(void) -{ - return 0; -} -static inline void nfsd_idmap_shutdown(void) -{ -} -#endif - -int nfsd_map_name_to_uid(struct svc_rqst *, const char *, size_t, __u32 *); -int nfsd_map_name_to_gid(struct svc_rqst *, const char *, size_t, __u32 *); -int nfsd_map_uid_to_name(struct svc_rqst *, __u32, char *); -int nfsd_map_gid_to_name(struct svc_rqst *, __u32, char *); - -#endif /* LINUX_NFSD_IDMAP_H */ diff --git a/include/linux/of_address.h b/include/linux/of_address.h index 8aea06f0564..2feda6ee614 100644 --- a/include/linux/of_address.h +++ b/include/linux/of_address.h @@ -3,7 +3,7 @@ #include <linux/ioport.h> #include <linux/of.h> -extern u64 of_translate_address(struct device_node *np, const u32 *addr); +extern u64 of_translate_address(struct device_node *np, const __be32 *addr); extern int of_address_to_resource(struct device_node *dev, int index, struct resource *r); extern void __iomem *of_iomap(struct device_node *device, int index); @@ -21,7 +21,7 @@ static inline unsigned long pci_address_to_pio(phys_addr_t addr) { return -1; } #endif #ifdef CONFIG_PCI -extern const u32 *of_get_pci_address(struct device_node *dev, int bar_no, +extern const __be32 *of_get_pci_address(struct device_node *dev, int bar_no, u64 *size, unsigned int *flags); extern int of_pci_address_to_resource(struct device_node *dev, int bar, struct resource *r); @@ -32,7 +32,7 @@ static inline int of_pci_address_to_resource(struct device_node *dev, int bar, return -ENOSYS; } -static inline const u32 *of_get_pci_address(struct device_node *dev, +static inline const __be32 *of_get_pci_address(struct device_node *dev, int bar_no, u64 *size, unsigned int *flags) { return NULL; diff --git a/include/linux/of_fdt.h b/include/linux/of_fdt.h index 7bbf5b32843..c84d900fbbb 100644 --- a/include/linux/of_fdt.h +++ b/include/linux/of_fdt.h @@ -58,6 +58,23 @@ struct boot_param_header { }; #if defined(CONFIG_OF_FLATTREE) + +struct device_node; + +/* For scanning an arbitrary device-tree at any time */ +extern char *of_fdt_get_string(struct boot_param_header *blob, u32 offset); +extern void *of_fdt_get_property(struct boot_param_header *blob, + unsigned long node, + const char *name, + unsigned long *size); +extern int of_fdt_is_compatible(struct boot_param_header *blob, + unsigned long node, + const char *compat); +extern int of_fdt_match(struct boot_param_header *blob, unsigned long node, + const char **compat); +extern void of_fdt_unflatten_tree(unsigned long *blob, + struct device_node **mynodes); + /* TBD: Temporary export of fdt globals - remove when code fully merged */ extern int __initdata dt_root_addr_cells; extern int __initdata dt_root_size_cells; @@ -71,6 +88,7 @@ extern int of_scan_flat_dt(int (*it)(unsigned long node, const char *uname, extern void *of_get_flat_dt_prop(unsigned long node, const char *name, unsigned long *size); extern int of_flat_dt_is_compatible(unsigned long node, const char *name); +extern int of_flat_dt_match(unsigned long node, const char **matches); extern unsigned long of_get_flat_dt_root(void); extern int early_init_dt_scan_chosen(unsigned long node, const char *uname, @@ -79,7 +97,7 @@ extern void early_init_dt_check_for_initrd(unsigned long node); extern int early_init_dt_scan_memory(unsigned long node, const char *uname, int depth, void *data); extern void early_init_dt_add_memory_arch(u64 base, u64 size); -extern u64 early_init_dt_alloc_memory_arch(u64 size, u64 align); +extern void * early_init_dt_alloc_memory_arch(u64 size, u64 align); extern u64 dt_mem_next_cell(int s, __be32 **cellp); /* diff --git a/include/linux/of_net.h b/include/linux/of_net.h new file mode 100644 index 00000000000..e913081fb52 --- /dev/null +++ b/include/linux/of_net.h @@ -0,0 +1,15 @@ +/* + * OF helpers for network devices. + * + * This file is released under the GPLv2 + */ + +#ifndef __LINUX_OF_NET_H +#define __LINUX_OF_NET_H + +#ifdef CONFIG_OF_NET +#include <linux/of.h> +extern const void *of_get_mac_address(struct device_node *np); +#endif + +#endif /* __LINUX_OF_NET_H */ diff --git a/include/linux/page-flags.h b/include/linux/page-flags.h index 5f38c460367..0db8037e272 100644 --- a/include/linux/page-flags.h +++ b/include/linux/page-flags.h @@ -48,9 +48,6 @@ * struct page (these bits with information) are always mapped into kernel * address space... * - * PG_buddy is set to indicate that the page is free and in the buddy system - * (see mm/page_alloc.c). - * * PG_hwpoison indicates that a page got corrupted in hardware and contains * data with incorrect ECC bits that triggered a machine check. Accessing is * not safe since it may cause another machine check. Don't touch! @@ -96,7 +93,6 @@ enum pageflags { PG_swapcache, /* Swap page: swp_entry_t in private */ PG_mappedtodisk, /* Has blocks allocated on-disk */ PG_reclaim, /* To be reclaimed asap */ - PG_buddy, /* Page is free, on buddy lists */ PG_swapbacked, /* Page is backed by RAM/swap */ PG_unevictable, /* Page is "unevictable" */ #ifdef CONFIG_MMU @@ -108,6 +104,9 @@ enum pageflags { #ifdef CONFIG_MEMORY_FAILURE PG_hwpoison, /* hardware poisoned page. Don't touch */ #endif +#ifdef CONFIG_TRANSPARENT_HUGEPAGE + PG_compound_lock, +#endif __NR_PAGEFLAGS, /* Filesystems */ @@ -198,7 +197,7 @@ static inline int __TestClearPage##uname(struct page *page) { return 0; } struct page; /* forward declaration */ TESTPAGEFLAG(Locked, locked) TESTSETFLAG(Locked, locked) -PAGEFLAG(Error, error) +PAGEFLAG(Error, error) TESTCLEARFLAG(Error, error) PAGEFLAG(Referenced, referenced) TESTCLEARFLAG(Referenced, referenced) PAGEFLAG(Dirty, dirty) TESTSCFLAG(Dirty, dirty) __CLEARPAGEFLAG(Dirty, dirty) PAGEFLAG(LRU, lru) __CLEARPAGEFLAG(LRU, lru) @@ -230,7 +229,6 @@ PAGEFLAG(OwnerPriv1, owner_priv_1) TESTCLEARFLAG(OwnerPriv1, owner_priv_1) * risky: they bypass page accounting. */ TESTPAGEFLAG(Writeback, writeback) TESTSCFLAG(Writeback, writeback) -__PAGEFLAG(Buddy, buddy) PAGEFLAG(MappedToDisk, mappedtodisk) /* PG_readahead is only used for file reads; PG_reclaim is only for writes */ @@ -344,7 +342,7 @@ static inline void set_page_writeback(struct page *page) * tests can be used in performance sensitive paths. PageCompound is * generally not used in hot code paths. */ -__PAGEFLAG(Head, head) +__PAGEFLAG(Head, head) CLEARPAGEFLAG(Head, head) __PAGEFLAG(Tail, tail) static inline int PageCompound(struct page *page) @@ -352,6 +350,13 @@ static inline int PageCompound(struct page *page) return page->flags & ((1L << PG_head) | (1L << PG_tail)); } +#ifdef CONFIG_TRANSPARENT_HUGEPAGE +static inline void ClearPageCompound(struct page *page) +{ + BUG_ON(!PageHead(page)); + ClearPageHead(page); +} +#endif #else /* * Reduce page flag use as much as possible by overlapping @@ -389,14 +394,61 @@ static inline void __ClearPageTail(struct page *page) page->flags &= ~PG_head_tail_mask; } +#ifdef CONFIG_TRANSPARENT_HUGEPAGE +static inline void ClearPageCompound(struct page *page) +{ + BUG_ON((page->flags & PG_head_tail_mask) != (1 << PG_compound)); + clear_bit(PG_compound, &page->flags); +} +#endif + #endif /* !PAGEFLAGS_EXTENDED */ +#ifdef CONFIG_TRANSPARENT_HUGEPAGE +/* + * PageHuge() only returns true for hugetlbfs pages, but not for + * normal or transparent huge pages. + * + * PageTransHuge() returns true for both transparent huge and + * hugetlbfs pages, but not normal pages. PageTransHuge() can only be + * called only in the core VM paths where hugetlbfs pages can't exist. + */ +static inline int PageTransHuge(struct page *page) +{ + VM_BUG_ON(PageTail(page)); + return PageHead(page); +} + +static inline int PageTransCompound(struct page *page) +{ + return PageCompound(page); +} + +#else + +static inline int PageTransHuge(struct page *page) +{ + return 0; +} + +static inline int PageTransCompound(struct page *page) +{ + return 0; +} +#endif + #ifdef CONFIG_MMU #define __PG_MLOCKED (1 << PG_mlocked) #else #define __PG_MLOCKED 0 #endif +#ifdef CONFIG_TRANSPARENT_HUGEPAGE +#define __PG_COMPOUND_LOCK (1 << PG_compound_lock) +#else +#define __PG_COMPOUND_LOCK 0 +#endif + /* * Flags checked when a page is freed. Pages being freed should not have * these flags set. It they are, there is a problem. @@ -404,9 +456,10 @@ static inline void __ClearPageTail(struct page *page) #define PAGE_FLAGS_CHECK_AT_FREE \ (1 << PG_lru | 1 << PG_locked | \ 1 << PG_private | 1 << PG_private_2 | \ - 1 << PG_buddy | 1 << PG_writeback | 1 << PG_reserved | \ + 1 << PG_writeback | 1 << PG_reserved | \ 1 << PG_slab | 1 << PG_swapcache | 1 << PG_active | \ - 1 << PG_unevictable | __PG_MLOCKED | __PG_HWPOISON) + 1 << PG_unevictable | __PG_MLOCKED | __PG_HWPOISON | \ + __PG_COMPOUND_LOCK) /* * Flags checked when a page is prepped for return by the page allocator. diff --git a/include/linux/page_cgroup.h b/include/linux/page_cgroup.h index b02195dfc1b..6d6cb7a57bb 100644 --- a/include/linux/page_cgroup.h +++ b/include/linux/page_cgroup.h @@ -35,12 +35,15 @@ struct page_cgroup *lookup_page_cgroup(struct page *page); enum { /* flags for mem_cgroup */ - PCG_LOCK, /* page cgroup is locked */ + PCG_LOCK, /* Lock for pc->mem_cgroup and following bits. */ PCG_CACHE, /* charged as cache */ PCG_USED, /* this object is in use. */ - PCG_ACCT_LRU, /* page has been accounted for */ - PCG_FILE_MAPPED, /* page is accounted as "mapped" */ PCG_MIGRATION, /* under page migration */ + /* flags for mem_cgroup and file and I/O status */ + PCG_MOVE_LOCK, /* For race between move_account v.s. following bits */ + PCG_FILE_MAPPED, /* page is accounted as "mapped" */ + /* No lock in page_cgroup */ + PCG_ACCT_LRU, /* page has been accounted for (under lru_lock) */ }; #define TESTPCGFLAG(uname, lname) \ @@ -94,6 +97,10 @@ static inline enum zone_type page_cgroup_zid(struct page_cgroup *pc) static inline void lock_page_cgroup(struct page_cgroup *pc) { + /* + * Don't take this lock in IRQ context. + * This lock is for pc->mem_cgroup, USED, CACHE, MIGRATION + */ bit_spin_lock(PCG_LOCK, &pc->flags); } @@ -107,6 +114,24 @@ static inline int page_is_cgroup_locked(struct page_cgroup *pc) return bit_spin_is_locked(PCG_LOCK, &pc->flags); } +static inline void move_lock_page_cgroup(struct page_cgroup *pc, + unsigned long *flags) +{ + /* + * We know updates to pc->flags of page cache's stats are from both of + * usual context or IRQ context. Disable IRQ to avoid deadlock. + */ + local_irq_save(*flags); + bit_spin_lock(PCG_MOVE_LOCK, &pc->flags); +} + +static inline void move_unlock_page_cgroup(struct page_cgroup *pc, + unsigned long *flags) +{ + bit_spin_unlock(PCG_MOVE_LOCK, &pc->flags); + local_irq_restore(*flags); +} + #else /* CONFIG_CGROUP_MEM_RES_CTLR */ struct page_cgroup; diff --git a/include/linux/pagemap.h b/include/linux/pagemap.h index 2d1ffe3cf1e..9c66e994540 100644 --- a/include/linux/pagemap.h +++ b/include/linux/pagemap.h @@ -48,7 +48,7 @@ static inline void mapping_clear_unevictable(struct address_space *mapping) static inline int mapping_unevictable(struct address_space *mapping) { - if (likely(mapping)) + if (mapping) return test_bit(AS_UNEVICTABLE, &mapping->flags); return !!mapping; } diff --git a/include/linux/path.h b/include/linux/path.h index a581e8c0653..edc98dec626 100644 --- a/include/linux/path.h +++ b/include/linux/path.h @@ -10,9 +10,7 @@ struct path { }; extern void path_get(struct path *); -extern void path_get_long(struct path *); extern void path_put(struct path *); -extern void path_put_long(struct path *); static inline int path_equal(const struct path *path1, const struct path *path2) { diff --git a/include/linux/pci-acpi.h b/include/linux/pci-acpi.h index c8b6473c5f4..44623500f41 100644 --- a/include/linux/pci-acpi.h +++ b/include/linux/pci-acpi.h @@ -35,9 +35,12 @@ static inline acpi_handle acpi_pci_get_bridge_handle(struct pci_bus *pbus) return acpi_get_pci_rootbridge_handle(pci_domain_nr(pbus), pbus->number); } +#endif + +#ifdef CONFIG_ACPI_APEI +extern bool aer_acpi_firmware_first(void); #else -static inline acpi_handle acpi_find_root_bridge_handle(struct pci_dev *pdev) -{ return NULL; } +static inline bool aer_acpi_firmware_first(void) { return false; } #endif #endif /* _PCI_ACPI_H_ */ diff --git a/include/linux/pci-aspm.h b/include/linux/pci-aspm.h index 91ba0b338b4..ce6810512c6 100644 --- a/include/linux/pci-aspm.h +++ b/include/linux/pci-aspm.h @@ -27,6 +27,7 @@ extern void pcie_aspm_init_link_state(struct pci_dev *pdev); extern void pcie_aspm_exit_link_state(struct pci_dev *pdev); extern void pcie_aspm_pm_state_change(struct pci_dev *pdev); extern void pci_disable_link_state(struct pci_dev *pdev, int state); +extern void pcie_clear_aspm(void); extern void pcie_no_aspm(void); #else static inline void pcie_aspm_init_link_state(struct pci_dev *pdev) @@ -41,7 +42,9 @@ static inline void pcie_aspm_pm_state_change(struct pci_dev *pdev) static inline void pci_disable_link_state(struct pci_dev *pdev, int state) { } - +static inline void pcie_clear_aspm(void) +{ +} static inline void pcie_no_aspm(void) { } diff --git a/include/linux/pci.h b/include/linux/pci.h index 7454408c41b..559d0289707 100644 --- a/include/linux/pci.h +++ b/include/linux/pci.h @@ -806,7 +806,7 @@ size_t pci_get_rom_size(struct pci_dev *pdev, void __iomem *rom, size_t size); /* Power management related routines */ int pci_save_state(struct pci_dev *dev); -int pci_restore_state(struct pci_dev *dev); +void pci_restore_state(struct pci_dev *dev); int __pci_complete_power_transition(struct pci_dev *dev, pci_power_t state); int pci_set_power_state(struct pci_dev *dev, pci_power_t state); pci_power_t pci_choose_state(struct pci_dev *dev, pm_message_t state); @@ -820,7 +820,6 @@ int pci_prepare_to_sleep(struct pci_dev *dev); int pci_back_from_sleep(struct pci_dev *dev); bool pci_dev_run_wake(struct pci_dev *dev); bool pci_check_pme_status(struct pci_dev *dev); -void pci_wakeup_event(struct pci_dev *dev); void pci_pme_wakeup_bus(struct pci_bus *bus); static inline int pci_enable_wake(struct pci_dev *dev, pci_power_t state, @@ -994,6 +993,14 @@ extern void pci_restore_msi_state(struct pci_dev *dev); extern int pci_msi_enabled(void); #endif +#ifdef CONFIG_PCIEPORTBUS +extern bool pcie_ports_disabled; +extern bool pcie_ports_auto; +#else +#define pcie_ports_disabled true +#define pcie_ports_auto false +#endif + #ifndef CONFIG_PCIEASPM static inline int pcie_aspm_enabled(void) { @@ -1003,6 +1010,14 @@ static inline int pcie_aspm_enabled(void) extern int pcie_aspm_enabled(void); #endif +#ifdef CONFIG_PCIEAER +void pci_no_aer(void); +bool pci_aer_available(void); +#else +static inline void pci_no_aer(void) { } +static inline bool pci_aer_available(void) { return false; } +#endif + #ifndef CONFIG_PCIE_ECRC static inline void pcie_set_ecrc_checking(struct pci_dev *dev) { @@ -1168,10 +1183,8 @@ static inline int pci_save_state(struct pci_dev *dev) return 0; } -static inline int pci_restore_state(struct pci_dev *dev) -{ - return 0; -} +static inline void pci_restore_state(struct pci_dev *dev) +{ } static inline int pci_set_power_state(struct pci_dev *dev, pci_power_t state) { diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h index cb845c16ad7..3adb06ebf84 100644 --- a/include/linux/pci_ids.h +++ b/include/linux/pci_ids.h @@ -518,6 +518,7 @@ #define PCI_DEVICE_ID_AMD_11H_NB_MISC 0x1303 #define PCI_DEVICE_ID_AMD_11H_NB_LINK 0x1304 #define PCI_DEVICE_ID_AMD_15H_NB_MISC 0x1603 +#define PCI_DEVICE_ID_AMD_CNB17H_F3 0x1703 #define PCI_DEVICE_ID_AMD_LANCE 0x2000 #define PCI_DEVICE_ID_AMD_LANCE_HOME 0x2001 #define PCI_DEVICE_ID_AMD_SCSI 0x2020 @@ -1650,6 +1651,11 @@ #define PCI_DEVICE_ID_O2_6836 0x6836 #define PCI_DEVICE_ID_O2_6812 0x6872 #define PCI_DEVICE_ID_O2_6933 0x6933 +#define PCI_DEVICE_ID_O2_8120 0x8120 +#define PCI_DEVICE_ID_O2_8220 0x8220 +#define PCI_DEVICE_ID_O2_8221 0x8221 +#define PCI_DEVICE_ID_O2_8320 0x8320 +#define PCI_DEVICE_ID_O2_8321 0x8321 #define PCI_VENDOR_ID_3DFX 0x121a #define PCI_DEVICE_ID_3DFX_VOODOO 0x0001 @@ -2363,6 +2369,10 @@ #define PCI_DEVICE_ID_JMICRON_JMB38X_SD 0x2381 #define PCI_DEVICE_ID_JMICRON_JMB38X_MMC 0x2382 #define PCI_DEVICE_ID_JMICRON_JMB38X_MS 0x2383 +#define PCI_DEVICE_ID_JMICRON_JMB385_MS 0x2388 +#define PCI_DEVICE_ID_JMICRON_JMB388_SD 0x2391 +#define PCI_DEVICE_ID_JMICRON_JMB388_ESD 0x2392 +#define PCI_DEVICE_ID_JMICRON_JMB390_MS 0x2393 #define PCI_VENDOR_ID_KORENIX 0x1982 #define PCI_DEVICE_ID_KORENIX_JETCARDF0 0x1600 @@ -2468,7 +2478,8 @@ #define PCI_DEVICE_ID_INTEL_COUGARPOINT_LPC_MIN 0x1c41 #define PCI_DEVICE_ID_INTEL_COUGARPOINT_LPC_MAX 0x1c5f #define PCI_DEVICE_ID_INTEL_PATSBURG_SMBUS 0x1d22 -#define PCI_DEVICE_ID_INTEL_PATSBURG_LPC 0x1d40 +#define PCI_DEVICE_ID_INTEL_PATSBURG_LPC_0 0x1d40 +#define PCI_DEVICE_ID_INTEL_PATSBURG_LPC_1 0x1d41 #define PCI_DEVICE_ID_INTEL_82801AA_0 0x2410 #define PCI_DEVICE_ID_INTEL_82801AA_1 0x2411 #define PCI_DEVICE_ID_INTEL_82801AA_3 0x2413 diff --git a/include/linux/pci_regs.h b/include/linux/pci_regs.h index af83076c31a..5b7e6b1ba54 100644 --- a/include/linux/pci_regs.h +++ b/include/linux/pci_regs.h @@ -309,6 +309,14 @@ #define PCI_MSIX_PBA 8 #define PCI_MSIX_FLAGS_BIRMASK (7 << 0) +/* MSI-X entry's format */ +#define PCI_MSIX_ENTRY_SIZE 16 +#define PCI_MSIX_ENTRY_LOWER_ADDR 0 +#define PCI_MSIX_ENTRY_UPPER_ADDR 4 +#define PCI_MSIX_ENTRY_DATA 8 +#define PCI_MSIX_ENTRY_VECTOR_CTRL 12 +#define PCI_MSIX_ENTRY_CTRL_MASKBIT 1 + /* CompactPCI Hotswap Register */ #define PCI_CHSWP_CSR 2 /* Control and Status Register */ @@ -496,6 +504,8 @@ #define PCI_EXP_RTCTL_CRSSVE 0x10 /* CRS Software Visibility Enable */ #define PCI_EXP_RTCAP 30 /* Root Capabilities */ #define PCI_EXP_RTSTA 32 /* Root Status */ +#define PCI_EXP_RTSTA_PME 0x10000 /* PME status */ +#define PCI_EXP_RTSTA_PENDING 0x20000 /* PME pending */ #define PCI_EXP_DEVCAP2 36 /* Device Capabilities 2 */ #define PCI_EXP_DEVCAP2_ARI 0x20 /* Alternative Routing-ID */ #define PCI_EXP_DEVCTL2 40 /* Device Control 2 */ diff --git a/include/linux/pipe_fs_i.h b/include/linux/pipe_fs_i.h index bb27d7ec2fb..77257c92155 100644 --- a/include/linux/pipe_fs_i.h +++ b/include/linux/pipe_fs_i.h @@ -30,6 +30,7 @@ struct pipe_buffer { * struct pipe_inode_info - a linux kernel pipe * @wait: reader/writer wait point in case of empty/full pipe * @nrbufs: the number of non-empty pipe buffers in this pipe + * @buffers: total number of buffers (should be a power of 2) * @curbuf: the current pipe buffer entry * @tmp_page: cached released page * @readers: number of current readers of this pipe diff --git a/include/linux/pm.h b/include/linux/pm.h index 40f3f45702b..dd9c7ab3827 100644 --- a/include/linux/pm.h +++ b/include/linux/pm.h @@ -367,45 +367,6 @@ extern struct dev_pm_ops generic_subsys_pm_ops; { .event = PM_EVENT_AUTO_RESUME, }) /** - * Device power management states - * - * These state labels are used internally by the PM core to indicate the current - * status of a device with respect to the PM core operations. - * - * DPM_ON Device is regarded as operational. Set this way - * initially and when ->complete() is about to be called. - * Also set when ->prepare() fails. - * - * DPM_PREPARING Device is going to be prepared for a PM transition. Set - * when ->prepare() is about to be called. - * - * DPM_RESUMING Device is going to be resumed. Set when ->resume(), - * ->thaw(), or ->restore() is about to be called. - * - * DPM_SUSPENDING Device has been prepared for a power transition. Set - * when ->prepare() has just succeeded. - * - * DPM_OFF Device is regarded as inactive. Set immediately after - * ->suspend(), ->freeze(), or ->poweroff() has succeeded. - * Also set when ->resume()_noirq, ->thaw_noirq(), or - * ->restore_noirq() is about to be called. - * - * DPM_OFF_IRQ Device is in a "deep sleep". Set immediately after - * ->suspend_noirq(), ->freeze_noirq(), or - * ->poweroff_noirq() has just succeeded. - */ - -enum dpm_state { - DPM_INVALID, - DPM_ON, - DPM_PREPARING, - DPM_RESUMING, - DPM_SUSPENDING, - DPM_OFF, - DPM_OFF_IRQ, -}; - -/** * Device run-time power management status. * * These status labels are used internally by the PM core to indicate the @@ -463,8 +424,8 @@ struct wakeup_source; struct dev_pm_info { pm_message_t power_state; unsigned int can_wakeup:1; - unsigned async_suspend:1; - enum dpm_state status; /* Owned by the PM core */ + unsigned int async_suspend:1; + unsigned int in_suspend:1; /* Owned by the PM core */ spinlock_t lock; #ifdef CONFIG_PM_SLEEP struct list_head entry; @@ -486,6 +447,7 @@ struct dev_pm_info { unsigned int run_wake:1; unsigned int runtime_auto:1; unsigned int no_callbacks:1; + unsigned int irq_safe:1; unsigned int use_autosuspend:1; unsigned int timer_autosuspends:1; enum rpm_request request; @@ -610,4 +572,11 @@ extern unsigned int pm_flags; #define PM_APM 1 #define PM_ACPI 2 +extern int pm_generic_suspend(struct device *dev); +extern int pm_generic_resume(struct device *dev); +extern int pm_generic_freeze(struct device *dev); +extern int pm_generic_thaw(struct device *dev); +extern int pm_generic_restore(struct device *dev); +extern int pm_generic_poweroff(struct device *dev); + #endif /* _LINUX_PM_H */ diff --git a/include/linux/pm_runtime.h b/include/linux/pm_runtime.h index d19f1cca7f7..d34f067e2a7 100644 --- a/include/linux/pm_runtime.h +++ b/include/linux/pm_runtime.h @@ -40,6 +40,7 @@ extern int pm_generic_runtime_idle(struct device *dev); extern int pm_generic_runtime_suspend(struct device *dev); extern int pm_generic_runtime_resume(struct device *dev); extern void pm_runtime_no_callbacks(struct device *dev); +extern void pm_runtime_irq_safe(struct device *dev); extern void __pm_runtime_use_autosuspend(struct device *dev, bool use); extern void pm_runtime_set_autosuspend_delay(struct device *dev, int delay); extern unsigned long pm_runtime_autosuspend_expiration(struct device *dev); @@ -81,6 +82,11 @@ static inline bool pm_runtime_suspended(struct device *dev) && !dev->power.disable_depth; } +static inline bool pm_runtime_enabled(struct device *dev) +{ + return !dev->power.disable_depth; +} + static inline void pm_runtime_mark_last_busy(struct device *dev) { ACCESS_ONCE(dev->power.last_busy) = jiffies; @@ -119,11 +125,13 @@ static inline void pm_runtime_put_noidle(struct device *dev) {} static inline bool device_run_wake(struct device *dev) { return false; } static inline void device_set_run_wake(struct device *dev, bool enable) {} static inline bool pm_runtime_suspended(struct device *dev) { return false; } +static inline bool pm_runtime_enabled(struct device *dev) { return false; } static inline int pm_generic_runtime_idle(struct device *dev) { return 0; } static inline int pm_generic_runtime_suspend(struct device *dev) { return 0; } static inline int pm_generic_runtime_resume(struct device *dev) { return 0; } static inline void pm_runtime_no_callbacks(struct device *dev) {} +static inline void pm_runtime_irq_safe(struct device *dev) {} static inline void pm_runtime_mark_last_busy(struct device *dev) {} static inline void __pm_runtime_use_autosuspend(struct device *dev, @@ -196,6 +204,11 @@ static inline int pm_runtime_put_sync(struct device *dev) return __pm_runtime_idle(dev, RPM_GET_PUT); } +static inline int pm_runtime_put_sync_suspend(struct device *dev) +{ + return __pm_runtime_suspend(dev, RPM_GET_PUT); +} + static inline int pm_runtime_put_sync_autosuspend(struct device *dev) { return __pm_runtime_suspend(dev, RPM_GET_PUT | RPM_AUTO); diff --git a/include/linux/poll.h b/include/linux/poll.h index 56e76af7810..1a2ccd6f382 100644 --- a/include/linux/poll.h +++ b/include/linux/poll.h @@ -57,7 +57,7 @@ struct poll_table_entry { }; /* - * Structures and helpers for sys_poll/sys_poll + * Structures and helpers for select/poll syscall */ struct poll_wqueues { poll_table pt; diff --git a/include/linux/power/gpio-charger.h b/include/linux/power/gpio-charger.h new file mode 100644 index 00000000000..de1dfe09a03 --- /dev/null +++ b/include/linux/power/gpio-charger.h @@ -0,0 +1,41 @@ +/* + * Copyright (C) 2010, Lars-Peter Clausen <lars@metafoo.de> + * + * 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. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 675 Mass Ave, Cambridge, MA 02139, USA. + * + */ + +#ifndef __LINUX_POWER_GPIO_CHARGER_H__ +#define __LINUX_POWER_GPIO_CHARGER_H__ + +#include <linux/power_supply.h> +#include <linux/types.h> + +/** + * struct gpio_charger_platform_data - platform_data for gpio_charger devices + * @name: Name for the chargers power_supply device + * @type: Type of the charger + * @gpio: GPIO which is used to indicate the chargers status + * @gpio_active_low: Should be set to 1 if the GPIO is active low otherwise 0 + * @supplied_to: Array of battery names to which this chargers supplies power + * @num_supplicants: Number of entries in the supplied_to array + */ +struct gpio_charger_platform_data { + const char *name; + enum power_supply_type type; + + int gpio; + int gpio_active_low; + + char **supplied_to; + size_t num_supplicants; +}; + +#endif diff --git a/include/linux/power/max17042_battery.h b/include/linux/power/max17042_battery.h new file mode 100644 index 00000000000..7995deb8bfc --- /dev/null +++ b/include/linux/power/max17042_battery.h @@ -0,0 +1,30 @@ +/* + * Fuel gauge driver for Maxim 17042 / 8966 / 8997 + * Note that Maxim 8966 and 8997 are mfd and this is its subdevice. + * + * Copyright (C) 2011 Samsung Electronics + * MyungJoo Ham <myungjoo.ham@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. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#ifndef __MAX17042_BATTERY_H_ +#define __MAX17042_BATTERY_H_ + +struct max17042_platform_data { + bool enable_current_sense; +}; + +#endif /* __MAX17042_BATTERY_H_ */ diff --git a/include/linux/pps.h b/include/linux/pps.h index 0194ab06177..a9bb1d93451 100644 --- a/include/linux/pps.h +++ b/include/linux/pps.h @@ -114,11 +114,18 @@ struct pps_fdata { struct pps_ktime timeout; }; +struct pps_bind_args { + int tsformat; /* format of time stamps */ + int edge; /* selected event type */ + int consumer; /* selected kernel consumer */ +}; + #include <linux/ioctl.h> #define PPS_GETPARAMS _IOR('p', 0xa1, struct pps_kparams *) #define PPS_SETPARAMS _IOW('p', 0xa2, struct pps_kparams *) #define PPS_GETCAP _IOR('p', 0xa3, int *) #define PPS_FETCH _IOWR('p', 0xa4, struct pps_fdata *) +#define PPS_KC_BIND _IOW('p', 0xa5, struct pps_bind_args *) #endif /* _PPS_H_ */ diff --git a/include/linux/pps_kernel.h b/include/linux/pps_kernel.h index e0a193f830e..94048547f29 100644 --- a/include/linux/pps_kernel.h +++ b/include/linux/pps_kernel.h @@ -18,6 +18,9 @@ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ +#ifndef LINUX_PPS_KERNEL_H +#define LINUX_PPS_KERNEL_H + #include <linux/pps.h> #include <linux/cdev.h> @@ -28,18 +31,28 @@ * Global defines */ +struct pps_device; + /* The specific PPS source info */ struct pps_source_info { char name[PPS_MAX_NAME_LEN]; /* simbolic name */ char path[PPS_MAX_NAME_LEN]; /* path of connected device */ int mode; /* PPS's allowed mode */ - void (*echo)(int source, int event, void *data); /* PPS echo function */ + void (*echo)(struct pps_device *pps, + int event, void *data); /* PPS echo function */ struct module *owner; struct device *dev; }; +struct pps_event_time { +#ifdef CONFIG_NTP_PPS + struct timespec ts_raw; +#endif /* CONFIG_NTP_PPS */ + struct timespec ts_real; +}; + /* The main struct */ struct pps_device { struct pps_source_info info; /* PSS source info */ @@ -52,38 +65,56 @@ struct pps_device { struct pps_ktime clear_tu; int current_mode; /* PPS mode at event time */ - int go; /* PPS event is arrived? */ + unsigned int last_ev; /* last PPS event id */ wait_queue_head_t queue; /* PPS event queue */ unsigned int id; /* PPS source unique ID */ struct cdev cdev; struct device *dev; - int devno; struct fasync_struct *async_queue; /* fasync method */ spinlock_t lock; - - atomic_t usage; /* usage count */ }; /* * Global variables */ -extern spinlock_t pps_idr_lock; -extern struct idr pps_idr; -extern struct timespec pps_irq_ts[]; - extern struct device_attribute pps_attrs[]; /* * Exported functions */ -struct pps_device *pps_get_source(int source); -extern void pps_put_source(struct pps_device *pps); -extern int pps_register_source(struct pps_source_info *info, - int default_params); -extern void pps_unregister_source(int source); +extern struct pps_device *pps_register_source( + struct pps_source_info *info, int default_params); +extern void pps_unregister_source(struct pps_device *pps); extern int pps_register_cdev(struct pps_device *pps); extern void pps_unregister_cdev(struct pps_device *pps); -extern void pps_event(int source, struct pps_ktime *ts, int event, void *data); +extern void pps_event(struct pps_device *pps, + struct pps_event_time *ts, int event, void *data); + +static inline void timespec_to_pps_ktime(struct pps_ktime *kt, + struct timespec ts) +{ + kt->sec = ts.tv_sec; + kt->nsec = ts.tv_nsec; +} + +#ifdef CONFIG_NTP_PPS + +static inline void pps_get_ts(struct pps_event_time *ts) +{ + getnstime_raw_and_real(&ts->ts_raw, &ts->ts_real); +} + +#else /* CONFIG_NTP_PPS */ + +static inline void pps_get_ts(struct pps_event_time *ts) +{ + getnstimeofday(&ts->ts_real); +} + +#endif /* CONFIG_NTP_PPS */ + +#endif /* LINUX_PPS_KERNEL_H */ + diff --git a/include/linux/printk.h b/include/linux/printk.h index b772ca5fbdf..ee048e77e1a 100644 --- a/include/linux/printk.h +++ b/include/linux/printk.h @@ -4,14 +4,14 @@ extern const char linux_banner[]; extern const char linux_proc_banner[]; -#define KERN_EMERG "<0>" /* system is unusable */ -#define KERN_ALERT "<1>" /* action must be taken immediately */ -#define KERN_CRIT "<2>" /* critical conditions */ -#define KERN_ERR "<3>" /* error conditions */ -#define KERN_WARNING "<4>" /* warning conditions */ -#define KERN_NOTICE "<5>" /* normal but significant condition */ -#define KERN_INFO "<6>" /* informational */ -#define KERN_DEBUG "<7>" /* debug-level messages */ +#define KERN_EMERG "<0>" /* system is unusable */ +#define KERN_ALERT "<1>" /* action must be taken immediately */ +#define KERN_CRIT "<2>" /* critical conditions */ +#define KERN_ERR "<3>" /* error conditions */ +#define KERN_WARNING "<4>" /* warning conditions */ +#define KERN_NOTICE "<5>" /* normal but significant condition */ +#define KERN_INFO "<6>" /* informational */ +#define KERN_DEBUG "<7>" /* debug-level messages */ /* Use the default kernel loglevel */ #define KERN_DEFAULT "<d>" @@ -20,7 +20,7 @@ extern const char linux_proc_banner[]; * line that had no enclosing \n). Only to be used by core/arch code * during early bootup (a continued line is not SMP-safe otherwise). */ -#define KERN_CONT "<c>" +#define KERN_CONT "<c>" extern int console_printk[]; @@ -29,6 +29,17 @@ extern int console_printk[]; #define minimum_console_loglevel (console_printk[2]) #define default_console_loglevel (console_printk[3]) +static inline void console_silent(void) +{ + console_loglevel = 0; +} + +static inline void console_verbose(void) +{ + if (console_loglevel) + console_loglevel = 15; +} + struct va_format { const char *fmt; va_list *va; @@ -65,11 +76,27 @@ struct va_format { */ #define HW_ERR "[Hardware Error]: " +/* + * Dummy printk for disabled debugging statements to use whilst maintaining + * gcc's format and side-effect checking. + */ +static inline __attribute__ ((format (printf, 1, 2))) +int no_printk(const char *fmt, ...) +{ + return 0; +} + +extern asmlinkage __attribute__ ((format (printf, 1, 2))) +void early_printk(const char *fmt, ...); + +extern int printk_needs_cpu(int cpu); +extern void printk_tick(void); + #ifdef CONFIG_PRINTK -asmlinkage int vprintk(const char *fmt, va_list args) - __attribute__ ((format (printf, 1, 0))); -asmlinkage int printk(const char * fmt, ...) - __attribute__ ((format (printf, 1, 2))) __cold; +asmlinkage __attribute__ ((format (printf, 1, 0))) +int vprintk(const char *fmt, va_list args); +asmlinkage __attribute__ ((format (printf, 1, 2))) __cold +int printk(const char *fmt, ...); /* * Please don't use printk_ratelimit(), because it shares ratelimiting state @@ -83,99 +110,56 @@ extern bool printk_timed_ratelimit(unsigned long *caller_jiffies, extern int printk_delay_msec; extern int dmesg_restrict; - -/* - * Print a one-time message (analogous to WARN_ONCE() et al): - */ -#define printk_once(x...) ({ \ - static bool __print_once; \ - \ - if (!__print_once) { \ - __print_once = true; \ - printk(x); \ - } \ -}) +extern int kptr_restrict; void log_buf_kexec_setup(void); #else -static inline int vprintk(const char *s, va_list args) - __attribute__ ((format (printf, 1, 0))); -static inline int vprintk(const char *s, va_list args) { return 0; } -static inline int printk(const char *s, ...) - __attribute__ ((format (printf, 1, 2))); -static inline int __cold printk(const char *s, ...) { return 0; } -static inline int printk_ratelimit(void) { return 0; } -static inline bool printk_timed_ratelimit(unsigned long *caller_jiffies, \ - unsigned int interval_msec) \ - { return false; } - -/* No effect, but we still get type checking even in the !PRINTK case: */ -#define printk_once(x...) printk(x) - -static inline void log_buf_kexec_setup(void) +static inline __attribute__ ((format (printf, 1, 0))) +int vprintk(const char *s, va_list args) { + return 0; } -#endif - -/* - * Dummy printk for disabled debugging statements to use whilst maintaining - * gcc's format and side-effect checking. - */ -static inline __attribute__ ((format (printf, 1, 2))) -int no_printk(const char *s, ...) { return 0; } - -extern int printk_needs_cpu(int cpu); -extern void printk_tick(void); - -extern void asmlinkage __attribute__((format(printf, 1, 2))) - early_printk(const char *fmt, ...); - -static inline void console_silent(void) +static inline __attribute__ ((format (printf, 1, 2))) __cold +int printk(const char *s, ...) { - console_loglevel = 0; + return 0; +} +static inline int printk_ratelimit(void) +{ + return 0; +} +static inline bool printk_timed_ratelimit(unsigned long *caller_jiffies, + unsigned int interval_msec) +{ + return false; } -static inline void console_verbose(void) +static inline void log_buf_kexec_setup(void) { - if (console_loglevel) - console_loglevel = 15; } +#endif extern void dump_stack(void) __cold; -enum { - DUMP_PREFIX_NONE, - DUMP_PREFIX_ADDRESS, - DUMP_PREFIX_OFFSET -}; -extern void hex_dump_to_buffer(const void *buf, size_t len, - int rowsize, int groupsize, - char *linebuf, size_t linebuflen, bool ascii); -extern void print_hex_dump(const char *level, const char *prefix_str, - int prefix_type, int rowsize, int groupsize, - const void *buf, size_t len, bool ascii); -extern void print_hex_dump_bytes(const char *prefix_str, int prefix_type, - const void *buf, size_t len); - #ifndef pr_fmt #define pr_fmt(fmt) fmt #endif #define pr_emerg(fmt, ...) \ - printk(KERN_EMERG pr_fmt(fmt), ##__VA_ARGS__) + printk(KERN_EMERG pr_fmt(fmt), ##__VA_ARGS__) #define pr_alert(fmt, ...) \ - printk(KERN_ALERT pr_fmt(fmt), ##__VA_ARGS__) + printk(KERN_ALERT pr_fmt(fmt), ##__VA_ARGS__) #define pr_crit(fmt, ...) \ - printk(KERN_CRIT pr_fmt(fmt), ##__VA_ARGS__) + printk(KERN_CRIT pr_fmt(fmt), ##__VA_ARGS__) #define pr_err(fmt, ...) \ - printk(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__) + printk(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__) #define pr_warning(fmt, ...) \ - printk(KERN_WARNING pr_fmt(fmt), ##__VA_ARGS__) + printk(KERN_WARNING pr_fmt(fmt), ##__VA_ARGS__) #define pr_warn pr_warning #define pr_notice(fmt, ...) \ - printk(KERN_NOTICE pr_fmt(fmt), ##__VA_ARGS__) + printk(KERN_NOTICE pr_fmt(fmt), ##__VA_ARGS__) #define pr_info(fmt, ...) \ - printk(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__) + printk(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__) #define pr_cont(fmt, ...) \ printk(KERN_CONT fmt, ##__VA_ARGS__) @@ -185,7 +169,7 @@ extern void print_hex_dump_bytes(const char *prefix_str, int prefix_type, printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__) #else #define pr_devel(fmt, ...) \ - ({ if (0) printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__); 0; }) + no_printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__) #endif /* If you are writing a driver, please use dev_dbg instead */ @@ -198,7 +182,51 @@ extern void print_hex_dump_bytes(const char *prefix_str, int prefix_type, dynamic_pr_debug(fmt, ##__VA_ARGS__) #else #define pr_debug(fmt, ...) \ - ({ if (0) printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__); 0; }) + no_printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__) +#endif + +/* + * Print a one-time message (analogous to WARN_ONCE() et al): + */ + +#ifdef CONFIG_PRINTK +#define printk_once(fmt, ...) \ +({ \ + static bool __print_once; \ + \ + if (!__print_once) { \ + __print_once = true; \ + printk(fmt, ##__VA_ARGS__); \ + } \ +}) +#else +#define printk_once(fmt, ...) \ + no_printk(fmt, ##__VA_ARGS__) +#endif + +#define pr_emerg_once(fmt, ...) \ + printk_once(KERN_EMERG pr_fmt(fmt), ##__VA_ARGS__) +#define pr_alert_once(fmt, ...) \ + printk_once(KERN_ALERT pr_fmt(fmt), ##__VA_ARGS__) +#define pr_crit_once(fmt, ...) \ + printk_once(KERN_CRIT pr_fmt(fmt), ##__VA_ARGS__) +#define pr_err_once(fmt, ...) \ + printk_once(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__) +#define pr_warn_once(fmt, ...) \ + printk_once(KERN_WARNING pr_fmt(fmt), ##__VA_ARGS__) +#define pr_notice_once(fmt, ...) \ + printk_once(KERN_NOTICE pr_fmt(fmt), ##__VA_ARGS__) +#define pr_info_once(fmt, ...) \ + printk_once(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__) +#define pr_cont_once(fmt, ...) \ + printk_once(KERN_CONT pr_fmt(fmt), ##__VA_ARGS__) +/* If you are writing a driver, please use dev_dbg instead */ +#if defined(DEBUG) +#define pr_debug_once(fmt, ...) \ + printk_once(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__) +#else +#define pr_debug_once(fmt, ...) \ + no_printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__) #endif /* @@ -206,7 +234,8 @@ extern void print_hex_dump_bytes(const char *prefix_str, int prefix_type, * no local ratelimit_state used in the !PRINTK case */ #ifdef CONFIG_PRINTK -#define printk_ratelimited(fmt, ...) ({ \ +#define printk_ratelimited(fmt, ...) \ +({ \ static DEFINE_RATELIMIT_STATE(_rs, \ DEFAULT_RATELIMIT_INTERVAL, \ DEFAULT_RATELIMIT_BURST); \ @@ -215,34 +244,59 @@ extern void print_hex_dump_bytes(const char *prefix_str, int prefix_type, printk(fmt, ##__VA_ARGS__); \ }) #else -/* No effect, but we still get type checking even in the !PRINTK case: */ -#define printk_ratelimited printk +#define printk_ratelimited(fmt, ...) \ + no_printk(fmt, ##__VA_ARGS__) #endif -#define pr_emerg_ratelimited(fmt, ...) \ +#define pr_emerg_ratelimited(fmt, ...) \ printk_ratelimited(KERN_EMERG pr_fmt(fmt), ##__VA_ARGS__) -#define pr_alert_ratelimited(fmt, ...) \ +#define pr_alert_ratelimited(fmt, ...) \ printk_ratelimited(KERN_ALERT pr_fmt(fmt), ##__VA_ARGS__) -#define pr_crit_ratelimited(fmt, ...) \ +#define pr_crit_ratelimited(fmt, ...) \ printk_ratelimited(KERN_CRIT pr_fmt(fmt), ##__VA_ARGS__) -#define pr_err_ratelimited(fmt, ...) \ +#define pr_err_ratelimited(fmt, ...) \ printk_ratelimited(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__) -#define pr_warning_ratelimited(fmt, ...) \ +#define pr_warn_ratelimited(fmt, ...) \ printk_ratelimited(KERN_WARNING pr_fmt(fmt), ##__VA_ARGS__) -#define pr_warn_ratelimited pr_warning_ratelimited -#define pr_notice_ratelimited(fmt, ...) \ +#define pr_notice_ratelimited(fmt, ...) \ printk_ratelimited(KERN_NOTICE pr_fmt(fmt), ##__VA_ARGS__) -#define pr_info_ratelimited(fmt, ...) \ +#define pr_info_ratelimited(fmt, ...) \ printk_ratelimited(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__) /* no pr_cont_ratelimited, don't do that... */ /* If you are writing a driver, please use dev_dbg instead */ #if defined(DEBUG) -#define pr_debug_ratelimited(fmt, ...) \ +#define pr_debug_ratelimited(fmt, ...) \ printk_ratelimited(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__) #else #define pr_debug_ratelimited(fmt, ...) \ - ({ if (0) printk_ratelimited(KERN_DEBUG pr_fmt(fmt), \ - ##__VA_ARGS__); 0; }) + no_printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__) +#endif + +enum { + DUMP_PREFIX_NONE, + DUMP_PREFIX_ADDRESS, + DUMP_PREFIX_OFFSET +}; +extern void hex_dump_to_buffer(const void *buf, size_t len, + int rowsize, int groupsize, + char *linebuf, size_t linebuflen, bool ascii); +#ifdef CONFIG_PRINTK +extern void print_hex_dump(const char *level, const char *prefix_str, + int prefix_type, int rowsize, int groupsize, + const void *buf, size_t len, bool ascii); +extern void print_hex_dump_bytes(const char *prefix_str, int prefix_type, + const void *buf, size_t len); +#else +static inline void print_hex_dump(const char *level, const char *prefix_str, + int prefix_type, int rowsize, int groupsize, + const void *buf, size_t len, bool ascii) +{ +} +static inline void print_hex_dump_bytes(const char *prefix_str, int prefix_type, + const void *buf, size_t len) +{ +} + #endif #endif diff --git a/include/linux/quota.h b/include/linux/quota.h index 94c1f03b50e..9a85412e0db 100644 --- a/include/linux/quota.h +++ b/include/linux/quota.h @@ -322,9 +322,12 @@ struct dquot_operations { qsize_t *(*get_reserved_space) (struct inode *); }; +struct path; + /* Operations handling requests from userspace */ struct quotactl_ops { - int (*quota_on)(struct super_block *, int, int, char *); + int (*quota_on)(struct super_block *, int, int, struct path *); + int (*quota_on_meta)(struct super_block *, int, int); int (*quota_off)(struct super_block *, int); int (*quota_sync)(struct super_block *, int, int); int (*get_info)(struct super_block *, int, struct if_dqinfo *); diff --git a/include/linux/quotaops.h b/include/linux/quotaops.h index d1a9193960f..eb354f6f26b 100644 --- a/include/linux/quotaops.h +++ b/include/linux/quotaops.h @@ -31,8 +31,9 @@ static inline bool is_quota_modification(struct inode *inode, struct iattr *ia) #define quota_error(sb, fmt, args...) \ __quota_error((sb), __func__, fmt , ## args) -extern void __quota_error(struct super_block *sb, const char *func, - const char *fmt, ...); +extern __attribute__((format (printf, 3, 4))) +void __quota_error(struct super_block *sb, const char *func, + const char *fmt, ...); /* * declaration of quota_function calls in kernel. @@ -75,11 +76,9 @@ int dquot_mark_dquot_dirty(struct dquot *dquot); int dquot_file_open(struct inode *inode, struct file *file); -int dquot_quota_on(struct super_block *sb, int type, int format_id, - char *path); int dquot_enable(struct inode *inode, int type, int format_id, unsigned int flags); -int dquot_quota_on_path(struct super_block *sb, int type, int format_id, +int dquot_quota_on(struct super_block *sb, int type, int format_id, struct path *path); int dquot_quota_on_mount(struct super_block *sb, char *qf_name, int format_id, int type); diff --git a/include/linux/radix-tree.h b/include/linux/radix-tree.h index ab2baa5c488..23241c2fecc 100644 --- a/include/linux/radix-tree.h +++ b/include/linux/radix-tree.h @@ -146,6 +146,22 @@ static inline void *radix_tree_deref_slot(void **pslot) } /** + * radix_tree_deref_slot_protected - dereference a slot without RCU lock but with tree lock held + * @pslot: pointer to slot, returned by radix_tree_lookup_slot + * Returns: item that was stored in that slot with any direct pointer flag + * removed. + * + * Similar to radix_tree_deref_slot but only used during migration when a pages + * mapping is being moved. The caller does not hold the RCU read lock but it + * must hold the tree lock to prevent parallel updates. + */ +static inline void *radix_tree_deref_slot_protected(void **pslot, + spinlock_t *treelock) +{ + return rcu_dereference_protected(*pslot, lockdep_is_held(treelock)); +} + +/** * radix_tree_deref_retry - check radix_tree_deref_slot * @arg: pointer returned by radix_tree_deref_slot * Returns: 0 if retry is not required, otherwise retry is required diff --git a/include/linux/rar_register.h b/include/linux/rar_register.h index ffa805780f8..5c611818936 100644 --- a/include/linux/rar_register.h +++ b/include/linux/rar_register.h @@ -34,11 +34,27 @@ struct rar_device; +#if defined(CONFIG_RAR_REGISTER) int register_rar(int num, int (*callback)(unsigned long data), unsigned long data); void unregister_rar(int num); int rar_get_address(int rar_index, dma_addr_t *start, dma_addr_t *end); int rar_lock(int rar_index); +#else +extern void unregister_rar(int num) { } +extern int rar_lock(int rar_index) { return -EIO; } + +extern inline int register_rar(int num, + int (*callback)(unsigned long data), unsigned long data) +{ + return -ENODEV; +} + +extern int rar_get_address(int rar_index, dma_addr_t *start, dma_addr_t *end) +{ + return -ENODEV; +} +#endif /* RAR_REGISTER */ #endif /* __KERNEL__ */ #endif /* _RAR_REGISTER_H */ diff --git a/include/linux/rculist_bl.h b/include/linux/rculist_bl.h index b872b493724..cf1244fbf3b 100644 --- a/include/linux/rculist_bl.h +++ b/include/linux/rculist_bl.h @@ -11,7 +11,8 @@ static inline void hlist_bl_set_first_rcu(struct hlist_bl_head *h, struct hlist_bl_node *n) { LIST_BL_BUG_ON((unsigned long)n & LIST_BL_LOCKMASK); - LIST_BL_BUG_ON(!((unsigned long)h->first & LIST_BL_LOCKMASK)); + LIST_BL_BUG_ON(((unsigned long)h->first & LIST_BL_LOCKMASK) != + LIST_BL_LOCKMASK); rcu_assign_pointer(h->first, (struct hlist_bl_node *)((unsigned long)n | LIST_BL_LOCKMASK)); } diff --git a/include/linux/regulator/ab8500.h b/include/linux/regulator/ab8500.h index f509877c2ed..6a210f1511f 100644 --- a/include/linux/regulator/ab8500.h +++ b/include/linux/regulator/ab8500.h @@ -11,15 +11,17 @@ #define __LINUX_MFD_AB8500_REGULATOR_H /* AB8500 regulators */ -#define AB8500_LDO_AUX1 0 -#define AB8500_LDO_AUX2 1 -#define AB8500_LDO_AUX3 2 -#define AB8500_LDO_INTCORE 3 -#define AB8500_LDO_TVOUT 4 -#define AB8500_LDO_AUDIO 5 -#define AB8500_LDO_ANAMIC1 6 -#define AB8500_LDO_ANAMIC2 7 -#define AB8500_LDO_DMIC 8 -#define AB8500_LDO_ANA 9 - +enum ab8500_regulator_id { + AB8500_LDO_AUX1, + AB8500_LDO_AUX2, + AB8500_LDO_AUX3, + AB8500_LDO_INTCORE, + AB8500_LDO_TVOUT, + AB8500_LDO_AUDIO, + AB8500_LDO_ANAMIC1, + AB8500_LDO_ANAMIC2, + AB8500_LDO_DMIC, + AB8500_LDO_ANA, + AB8500_NUM_REGULATORS, +}; #endif diff --git a/include/linux/regulator/consumer.h b/include/linux/regulator/consumer.h index ebd74726529..7954f6bd7ed 100644 --- a/include/linux/regulator/consumer.h +++ b/include/linux/regulator/consumer.h @@ -154,6 +154,7 @@ int regulator_is_supported_voltage(struct regulator *regulator, int min_uV, int max_uV); int regulator_set_voltage(struct regulator *regulator, int min_uV, int max_uV); int regulator_get_voltage(struct regulator *regulator); +int regulator_sync_voltage(struct regulator *regulator); int regulator_set_current_limit(struct regulator *regulator, int min_uA, int max_uA); int regulator_get_current_limit(struct regulator *regulator); diff --git a/include/linux/regulator/driver.h b/include/linux/regulator/driver.h index 592cd7c642c..b8ed16a33c4 100644 --- a/include/linux/regulator/driver.h +++ b/include/linux/regulator/driver.h @@ -42,7 +42,11 @@ enum regulator_status { * * @set_voltage: Set the voltage for the regulator within the range specified. * The driver should select the voltage closest to min_uV. + * @set_voltage_sel: Set the voltage for the regulator using the specified + * selector. * @get_voltage: Return the currently configured voltage for the regulator. + * @get_voltage_sel: Return the currently configured voltage selector for the + * regulator. * @list_voltage: Return one of the supported voltages, in microvolts; zero * if the selector indicates a voltage that is unusable on this system; * or negative errno. Selectors range from zero to one less than @@ -79,8 +83,11 @@ struct regulator_ops { int (*list_voltage) (struct regulator_dev *, unsigned selector); /* get/set regulator voltage */ - int (*set_voltage) (struct regulator_dev *, int min_uV, int max_uV); + int (*set_voltage) (struct regulator_dev *, int min_uV, int max_uV, + unsigned *selector); + int (*set_voltage_sel) (struct regulator_dev *, unsigned selector); int (*get_voltage) (struct regulator_dev *); + int (*get_voltage_sel) (struct regulator_dev *); /* get/set regulator current */ int (*set_current_limit) (struct regulator_dev *, @@ -168,9 +175,9 @@ struct regulator_desc { */ struct regulator_dev { struct regulator_desc *desc; - int use_count; - int open_count; int exclusive; + u32 use_count; + u32 open_count; /* lists we belong to */ struct list_head list; /* list of all regulators */ @@ -188,10 +195,14 @@ struct regulator_dev { struct regulator_dev *supply; /* for tree */ void *reg_data; /* regulator_dev data */ + +#ifdef CONFIG_DEBUG_FS + struct dentry *debugfs; +#endif }; struct regulator_dev *regulator_register(struct regulator_desc *regulator_desc, - struct device *dev, struct regulator_init_data *init_data, + struct device *dev, const struct regulator_init_data *init_data, void *driver_data); void regulator_unregister(struct regulator_dev *rdev); diff --git a/include/linux/rio.h b/include/linux/rio.h index 0bed941f9b1..ff681ebba58 100644 --- a/include/linux/rio.h +++ b/include/linux/rio.h @@ -66,14 +66,62 @@ #define RIO_PW_MSG_SIZE 64 +/* + * A component tag value (stored in the component tag CSR) is used as device's + * unique identifier assigned during enumeration. Besides being used for + * identifying switches (which do not have device ID register), it also is used + * by error management notification and therefore has to be assigned + * to endpoints as well. + */ +#define RIO_CTAG_RESRVD 0xfffe0000 /* Reserved */ +#define RIO_CTAG_UDEVID 0x0001ffff /* Unique device identifier */ + extern struct bus_type rio_bus_type; extern struct device rio_bus; extern struct list_head rio_devices; /* list of all devices */ struct rio_mport; +struct rio_dev; union rio_pw_msg; /** + * struct rio_switch - RIO switch info + * @node: Node in global list of switches + * @switchid: Switch ID that is unique across a network + * @route_table: Copy of switch routing table + * @port_ok: Status of each port (one bit per port) - OK=1 or UNINIT=0 + * @add_entry: Callback for switch-specific route add function + * @get_entry: Callback for switch-specific route get function + * @clr_table: Callback for switch-specific clear route table function + * @set_domain: Callback for switch-specific domain setting function + * @get_domain: Callback for switch-specific domain get function + * @em_init: Callback for switch-specific error management init function + * @em_handle: Callback for switch-specific error management handler function + * @sw_sysfs: Callback that initializes switch-specific sysfs attributes + * @nextdev: Array of per-port pointers to the next attached device + */ +struct rio_switch { + struct list_head node; + u16 switchid; + u8 *route_table; + u32 port_ok; + int (*add_entry) (struct rio_mport *mport, u16 destid, u8 hopcount, + u16 table, u16 route_destid, u8 route_port); + int (*get_entry) (struct rio_mport *mport, u16 destid, u8 hopcount, + u16 table, u16 route_destid, u8 *route_port); + int (*clr_table) (struct rio_mport *mport, u16 destid, u8 hopcount, + u16 table); + int (*set_domain) (struct rio_mport *mport, u16 destid, u8 hopcount, + u8 sw_domain); + int (*get_domain) (struct rio_mport *mport, u16 destid, u8 hopcount, + u8 *sw_domain); + int (*em_init) (struct rio_dev *dev); + int (*em_handle) (struct rio_dev *dev, u8 swport); + int (*sw_sysfs) (struct rio_dev *dev, int create); + struct rio_dev *nextdev[0]; +}; + +/** * struct rio_dev - RIO device info * @global_list: Node in list of all RIO devices * @net_list: Node in list of RIO devices in a network @@ -93,13 +141,14 @@ union rio_pw_msg; * @phys_efptr: RIO device extended features pointer * @em_efptr: RIO Error Management features pointer * @dma_mask: Mask of bits of RIO address this device implements - * @rswitch: Pointer to &struct rio_switch if valid for this device * @driver: Driver claiming this device * @dev: Device model device * @riores: RIO resources this device owns * @pwcback: port-write callback function for this device - * @destid: Network destination ID + * @destid: Network destination ID (or associated destid for switch) + * @hopcount: Hopcount to this device * @prev: Previous RIO device connected to the current one + * @rswitch: struct rio_switch (if valid for this device) */ struct rio_dev { struct list_head global_list; /* node in list of all RIO devices */ @@ -120,18 +169,20 @@ struct rio_dev { u32 phys_efptr; u32 em_efptr; u64 dma_mask; - struct rio_switch *rswitch; /* RIO switch info */ struct rio_driver *driver; /* RIO driver claiming this device */ struct device dev; /* LDM device structure */ struct resource riores[RIO_MAX_DEV_RESOURCES]; int (*pwcback) (struct rio_dev *rdev, union rio_pw_msg *msg, int step); u16 destid; + u8 hopcount; struct rio_dev *prev; + struct rio_switch rswitch[0]; /* RIO switch info */ }; #define rio_dev_g(n) list_entry(n, struct rio_dev, global_list) #define rio_dev_f(n) list_entry(n, struct rio_dev, net_list) #define to_rio_dev(n) container_of(n, struct rio_dev, dev) +#define sw_to_rio_dev(n) container_of(n, struct rio_dev, rswitch[0]) /** * struct rio_msg - RIO message event @@ -224,49 +275,6 @@ struct rio_net { #define RIO_SW_SYSFS_CREATE 1 /* Create switch attributes */ #define RIO_SW_SYSFS_REMOVE 0 /* Remove switch attributes */ -/** - * struct rio_switch - RIO switch info - * @node: Node in global list of switches - * @rdev: Associated RIO device structure - * @switchid: Switch ID that is unique across a network - * @hopcount: Hopcount to this switch - * @destid: Associated destid in the path - * @route_table: Copy of switch routing table - * @port_ok: Status of each port (one bit per port) - OK=1 or UNINIT=0 - * @add_entry: Callback for switch-specific route add function - * @get_entry: Callback for switch-specific route get function - * @clr_table: Callback for switch-specific clear route table function - * @set_domain: Callback for switch-specific domain setting function - * @get_domain: Callback for switch-specific domain get function - * @em_init: Callback for switch-specific error management initialization function - * @em_handle: Callback for switch-specific error management handler function - * @sw_sysfs: Callback that initializes switch-specific sysfs attributes - * @nextdev: Array of per-port pointers to the next attached device - */ -struct rio_switch { - struct list_head node; - struct rio_dev *rdev; - u16 switchid; - u16 hopcount; - u16 destid; - u8 *route_table; - u32 port_ok; - int (*add_entry) (struct rio_mport * mport, u16 destid, u8 hopcount, - u16 table, u16 route_destid, u8 route_port); - int (*get_entry) (struct rio_mport * mport, u16 destid, u8 hopcount, - u16 table, u16 route_destid, u8 * route_port); - int (*clr_table) (struct rio_mport *mport, u16 destid, u8 hopcount, - u16 table); - int (*set_domain) (struct rio_mport *mport, u16 destid, u8 hopcount, - u8 sw_domain); - int (*get_domain) (struct rio_mport *mport, u16 destid, u8 hopcount, - u8 *sw_domain); - int (*em_init) (struct rio_dev *dev); - int (*em_handle) (struct rio_dev *dev, u8 swport); - int (*sw_sysfs) (struct rio_dev *dev, int create); - struct rio_dev *nextdev[0]; -}; - /* Low-level architecture-dependent routines */ /** diff --git a/include/linux/rio_drv.h b/include/linux/rio_drv.h index edc55da717b..e09e565c4bc 100644 --- a/include/linux/rio_drv.h +++ b/include/linux/rio_drv.h @@ -150,16 +150,8 @@ static inline int rio_local_write_config_8(struct rio_mport *port, u32 offset, static inline int rio_read_config_32(struct rio_dev *rdev, u32 offset, u32 * data) { - u8 hopcount = 0xff; - u16 destid = rdev->destid; - - if (rdev->rswitch) { - destid = rdev->rswitch->destid; - hopcount = rdev->rswitch->hopcount; - } - - return rio_mport_read_config_32(rdev->net->hport, destid, hopcount, - offset, data); + return rio_mport_read_config_32(rdev->net->hport, rdev->destid, + rdev->hopcount, offset, data); }; /** @@ -174,16 +166,8 @@ static inline int rio_read_config_32(struct rio_dev *rdev, u32 offset, static inline int rio_write_config_32(struct rio_dev *rdev, u32 offset, u32 data) { - u8 hopcount = 0xff; - u16 destid = rdev->destid; - - if (rdev->rswitch) { - destid = rdev->rswitch->destid; - hopcount = rdev->rswitch->hopcount; - } - - return rio_mport_write_config_32(rdev->net->hport, destid, hopcount, - offset, data); + return rio_mport_write_config_32(rdev->net->hport, rdev->destid, + rdev->hopcount, offset, data); }; /** @@ -198,16 +182,8 @@ static inline int rio_write_config_32(struct rio_dev *rdev, u32 offset, static inline int rio_read_config_16(struct rio_dev *rdev, u32 offset, u16 * data) { - u8 hopcount = 0xff; - u16 destid = rdev->destid; - - if (rdev->rswitch) { - destid = rdev->rswitch->destid; - hopcount = rdev->rswitch->hopcount; - } - - return rio_mport_read_config_16(rdev->net->hport, destid, hopcount, - offset, data); + return rio_mport_read_config_16(rdev->net->hport, rdev->destid, + rdev->hopcount, offset, data); }; /** @@ -222,16 +198,8 @@ static inline int rio_read_config_16(struct rio_dev *rdev, u32 offset, static inline int rio_write_config_16(struct rio_dev *rdev, u32 offset, u16 data) { - u8 hopcount = 0xff; - u16 destid = rdev->destid; - - if (rdev->rswitch) { - destid = rdev->rswitch->destid; - hopcount = rdev->rswitch->hopcount; - } - - return rio_mport_write_config_16(rdev->net->hport, destid, hopcount, - offset, data); + return rio_mport_write_config_16(rdev->net->hport, rdev->destid, + rdev->hopcount, offset, data); }; /** @@ -245,16 +213,8 @@ static inline int rio_write_config_16(struct rio_dev *rdev, u32 offset, */ static inline int rio_read_config_8(struct rio_dev *rdev, u32 offset, u8 * data) { - u8 hopcount = 0xff; - u16 destid = rdev->destid; - - if (rdev->rswitch) { - destid = rdev->rswitch->destid; - hopcount = rdev->rswitch->hopcount; - } - - return rio_mport_read_config_8(rdev->net->hport, destid, hopcount, - offset, data); + return rio_mport_read_config_8(rdev->net->hport, rdev->destid, + rdev->hopcount, offset, data); }; /** @@ -268,16 +228,8 @@ static inline int rio_read_config_8(struct rio_dev *rdev, u32 offset, u8 * data) */ static inline int rio_write_config_8(struct rio_dev *rdev, u32 offset, u8 data) { - u8 hopcount = 0xff; - u16 destid = rdev->destid; - - if (rdev->rswitch) { - destid = rdev->rswitch->destid; - hopcount = rdev->rswitch->hopcount; - } - - return rio_mport_write_config_8(rdev->net->hport, destid, hopcount, - offset, data); + return rio_mport_write_config_8(rdev->net->hport, rdev->destid, + rdev->hopcount, offset, data); }; extern int rio_mport_send_doorbell(struct rio_mport *mport, u16 destid, diff --git a/include/linux/rio_ids.h b/include/linux/rio_ids.h index ee7b6ada188..7410d3365e2 100644 --- a/include/linux/rio_ids.h +++ b/include/linux/rio_ids.h @@ -36,5 +36,7 @@ #define RIO_DID_IDTCPS10Q 0x035e #define RIO_DID_IDTCPS1848 0x0374 #define RIO_DID_IDTCPS1616 0x0379 +#define RIO_DID_IDTVPS1616 0x0377 +#define RIO_DID_IDTSPS1616 0x0378 #endif /* LINUX_RIO_IDS_H */ diff --git a/include/linux/rmap.h b/include/linux/rmap.h index bb83c0da207..e9fd04ca1e5 100644 --- a/include/linux/rmap.h +++ b/include/linux/rmap.h @@ -198,6 +198,8 @@ enum ttu_flags { }; #define TTU_ACTION(x) ((x) & TTU_ACTION_MASK) +bool is_vma_temporary_stack(struct vm_area_struct *vma); + int try_to_unmap(struct page *, enum ttu_flags flags); int try_to_unmap_one(struct page *, struct vm_area_struct *, unsigned long address, enum ttu_flags flags); diff --git a/include/linux/romfs_fs.h b/include/linux/romfs_fs.h index c490fbc43fe..5f57f93b284 100644 --- a/include/linux/romfs_fs.h +++ b/include/linux/romfs_fs.h @@ -1,6 +1,9 @@ #ifndef __LINUX_ROMFS_FS_H #define __LINUX_ROMFS_FS_H +#include <linux/types.h> +#include <linux/fs.h> + /* The basic structures of the romfs filesystem */ #define ROMBSIZE BLOCK_SIZE diff --git a/include/linux/rtc.h b/include/linux/rtc.h index 14dbc83ded2..a0b639f8e80 100644 --- a/include/linux/rtc.h +++ b/include/linux/rtc.h @@ -107,12 +107,17 @@ 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); +ktime_t rtc_tm_to_ktime(struct rtc_time tm); +struct rtc_time rtc_ktime_to_tm(ktime_t kt); + #include <linux/device.h> #include <linux/seq_file.h> #include <linux/cdev.h> #include <linux/poll.h> #include <linux/mutex.h> +#include <linux/timerqueue.h> +#include <linux/workqueue.h> extern struct class *rtc_class; @@ -151,7 +156,19 @@ struct rtc_class_ops { }; #define RTC_DEVICE_NAME_SIZE 20 -struct rtc_task; +typedef struct rtc_task { + void (*func)(void *private_data); + void *private_data; +} rtc_task_t; + + +struct rtc_timer { + struct rtc_task task; + struct timerqueue_node node; + ktime_t period; + int enabled; +}; + /* flags */ #define RTC_DEV_BUSY 0 @@ -179,16 +196,13 @@ struct rtc_device spinlock_t irq_task_lock; int irq_freq; int max_user_freq; -#ifdef CONFIG_RTC_INTF_DEV_UIE_EMUL - struct work_struct uie_task; - struct timer_list uie_timer; - /* Those fields are protected by rtc->irq_lock */ - unsigned int oldsecs; - unsigned int uie_irq_active:1; - unsigned int stop_uie_polling:1; - unsigned int uie_task_active:1; - unsigned int uie_timer_active:1; -#endif + + struct timerqueue_head timerqueue; + struct rtc_timer aie_timer; + struct rtc_timer uie_rtctimer; + struct hrtimer pie_timer; /* sub second exp, so needs hrtimer */ + int pie_enabled; + struct work_struct irqwork; }; #define to_rtc_device(d) container_of(d, struct rtc_device, dev) @@ -221,18 +235,21 @@ extern int rtc_irq_set_freq(struct rtc_device *rtc, struct rtc_task *task, int freq); extern int rtc_update_irq_enable(struct rtc_device *rtc, unsigned int enabled); extern int rtc_alarm_irq_enable(struct rtc_device *rtc, unsigned int enabled); -extern int rtc_dev_update_irq_enable_emul(struct rtc_device *rtc, - unsigned int enabled); -typedef struct rtc_task { - void (*func)(void *private_data); - void *private_data; -} rtc_task_t; +void rtc_aie_update_irq(void *private); +void rtc_uie_update_irq(void *private); +enum hrtimer_restart rtc_pie_update_irq(struct hrtimer *timer); int rtc_register(rtc_task_t *task); int rtc_unregister(rtc_task_t *task); int rtc_control(rtc_task_t *t, unsigned int cmd, unsigned long arg); +void rtc_timer_init(struct rtc_timer *timer, void (*f)(void* p), void* data); +int rtc_timer_start(struct rtc_device *rtc, struct rtc_timer* timer, + ktime_t expires, ktime_t period); +int rtc_timer_cancel(struct rtc_device *rtc, struct rtc_timer* timer); +void rtc_timer_do_work(struct work_struct *work); + static inline bool is_leap_year(unsigned int year) { return (!(year % 4) && (year % 100)) || !(year % 400); diff --git a/include/linux/s3c_adc_battery.h b/include/linux/s3c_adc_battery.h index dbce22faa66..fbe58b7e63e 100644 --- a/include/linux/s3c_adc_battery.h +++ b/include/linux/s3c_adc_battery.h @@ -14,6 +14,7 @@ struct s3c_adc_bat_pdata { void (*disable_charger)(void); int gpio_charge_finished; + int gpio_inverted; const struct s3c_adc_bat_thresh *lut_noac; unsigned int lut_noac_cnt; diff --git a/include/linux/sched.h b/include/linux/sched.h index 341acbbc434..d747f948b34 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -21,7 +21,8 @@ #define CLONE_DETACHED 0x00400000 /* Unused, ignored */ #define CLONE_UNTRACED 0x00800000 /* set if the tracing process can't force CLONE_PTRACE on this clone */ #define CLONE_CHILD_SETTID 0x01000000 /* set the TID in the child */ -#define CLONE_STOPPED 0x02000000 /* Start in stopped state */ +/* 0x02000000 was previously the unused CLONE_STOPPED (Start in stopped state) + and is now available for re-use. */ #define CLONE_NEWUTS 0x04000000 /* New utsname group? */ #define CLONE_NEWIPC 0x08000000 /* New ipcs */ #define CLONE_NEWUSER 0x10000000 /* New user namespace */ @@ -70,7 +71,6 @@ struct sched_param { #include <linux/smp.h> #include <linux/sem.h> #include <linux/signal.h> -#include <linux/path.h> #include <linux/compiler.h> #include <linux/completion.h> #include <linux/pid.h> @@ -88,7 +88,6 @@ struct sched_param { #include <linux/timer.h> #include <linux/hrtimer.h> #include <linux/task_io_accounting.h> -#include <linux/kobject.h> #include <linux/latencytop.h> #include <linux/cred.h> @@ -435,6 +434,7 @@ extern int get_dumpable(struct mm_struct *mm); #endif /* leave room for more dump flags */ #define MMF_VM_MERGEABLE 16 /* KSM may merge identical pages */ +#define MMF_VM_HUGEPAGE 17 /* set when VM_HUGEPAGE is set on vma */ #define MMF_INIT_MASK (MMF_DUMPABLE_MASK | MMF_DUMP_FILTER_MASK) @@ -635,6 +635,8 @@ struct signal_struct { int oom_adj; /* OOM kill score adjustment (bit shift) */ int oom_score_adj; /* OOM kill score adjustment */ + int oom_score_adj_min; /* OOM kill score adjustment minimum value. + * Only settable by CAP_SYS_RESOURCE. */ struct mutex cred_guard_mutex; /* guard against foreign influences on * credential calculations @@ -685,7 +687,7 @@ struct user_struct { atomic_t fanotify_listeners; #endif #ifdef CONFIG_EPOLL - atomic_t epoll_watches; /* The number of file descriptors currently watched */ + atomic_long_t epoll_watches; /* The number of file descriptors currently watched */ #endif #ifdef CONFIG_POSIX_MQUEUE /* protected by mq_lock */ diff --git a/include/linux/security.h b/include/linux/security.h index 1ac42475ea0..c642bb8b8f5 100644 --- a/include/linux/security.h +++ b/include/linux/security.h @@ -1058,8 +1058,7 @@ static inline void security_free_mnt_opts(struct security_mnt_opts *opts) * @cred points to the credentials to provide the context against which to * evaluate the security data on the key. * @perm describes the combination of permissions required of this key. - * Return 1 if permission granted, 0 if permission denied and -ve it the - * normal permissions model should be effected. + * Return 0 if permission is granted, -ve error otherwise. * @key_getsecurity: * Get a textual representation of the security context attached to a key * for the purposes of honouring KEYCTL_GETSECURITY. This function diff --git a/include/linux/serial_core.h b/include/linux/serial_core.h index a23fa29d4eb..758c5b0c6fd 100644 --- a/include/linux/serial_core.h +++ b/include/linux/serial_core.h @@ -212,6 +212,7 @@ #include <linux/tty.h> #include <linux/mutex.h> #include <linux/sysrq.h> +#include <linux/pps_kernel.h> struct uart_port; struct serial_struct; @@ -528,10 +529,10 @@ uart_handle_dcd_change(struct uart_port *uport, unsigned int status) struct uart_state *state = uport->state; struct tty_port *port = &state->port; struct tty_ldisc *ld = tty_ldisc_ref(port->tty); - struct timespec ts; + struct pps_event_time ts; if (ld && ld->ops->dcd_change) - getnstimeofday(&ts); + pps_get_ts(&ts); uport->icount.dcd++; #ifdef CONFIG_HARD_PPS diff --git a/include/linux/serial_sci.h b/include/linux/serial_sci.h index baed2122c5a..1630d9cae22 100644 --- a/include/linux/serial_sci.h +++ b/include/linux/serial_sci.h @@ -8,6 +8,23 @@ * Generic header for SuperH SCI(F) (used by sh/sh64/h8300 and related parts) */ +enum { + SCBRR_ALGO_1, /* ((clk + 16 * bps) / (16 * bps) - 1) */ + SCBRR_ALGO_2, /* ((clk + 16 * bps) / (32 * bps) - 1) */ + SCBRR_ALGO_3, /* (((clk * 2) + 16 * bps) / (16 * bps) - 1) */ + SCBRR_ALGO_4, /* (((clk * 2) + 16 * bps) / (32 * bps) - 1) */ + SCBRR_ALGO_5, /* (((clk * 1000 / 32) / bps) - 1) */ +}; + +#define SCSCR_TIE (1 << 7) +#define SCSCR_RIE (1 << 6) +#define SCSCR_TE (1 << 5) +#define SCSCR_RE (1 << 4) +#define SCSCR_REIE (1 << 3) /* not supported by all parts */ +#define SCSCR_TOIE (1 << 2) /* not supported by all parts */ +#define SCSCR_CKE1 (1 << 1) +#define SCSCR_CKE0 (1 << 0) + /* Offsets into the sci_port->irqs array */ enum { SCIx_ERI_IRQ, @@ -29,7 +46,12 @@ struct plat_sci_port { unsigned int type; /* SCI / SCIF / IRDA */ upf_t flags; /* UPF_* flags */ char *clk; /* clock string */ + + unsigned int scbrr_algo_id; /* SCBRR calculation algo */ + unsigned int scscr; /* SCSCR initialization */ + struct device *dma_dev; + #ifdef CONFIG_SERIAL_SH_SCI_DMA unsigned int dma_slave_tx; unsigned int dma_slave_rx; diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h index 20ec0a64cb9..bf221d65d9a 100644 --- a/include/linux/skbuff.h +++ b/include/linux/skbuff.h @@ -255,6 +255,11 @@ typedef unsigned int sk_buff_data_t; typedef unsigned char *sk_buff_data_t; #endif +#if defined(CONFIG_NF_DEFRAG_IPV4) || defined(CONFIG_NF_DEFRAG_IPV4_MODULE) || \ + defined(CONFIG_NF_DEFRAG_IPV6) || defined(CONFIG_NF_DEFRAG_IPV6_MODULE) +#define NET_SKBUFF_NF_DEFRAG_NEEDED 1 +#endif + /** * struct sk_buff - socket buffer * @next: Next buffer in list @@ -362,6 +367,8 @@ struct sk_buff { void (*destructor)(struct sk_buff *skb); #if defined(CONFIG_NF_CONNTRACK) || defined(CONFIG_NF_CONNTRACK_MODULE) struct nf_conntrack *nfct; +#endif +#ifdef NET_SKBUFF_NF_DEFRAG_NEEDED struct sk_buff *nfct_reasm; #endif #ifdef CONFIG_BRIDGE_NETFILTER @@ -2057,6 +2064,8 @@ static inline void nf_conntrack_get(struct nf_conntrack *nfct) if (nfct) atomic_inc(&nfct->use); } +#endif +#ifdef NET_SKBUFF_NF_DEFRAG_NEEDED static inline void nf_conntrack_get_reasm(struct sk_buff *skb) { if (skb) @@ -2085,6 +2094,8 @@ static inline void nf_reset(struct sk_buff *skb) #if defined(CONFIG_NF_CONNTRACK) || defined(CONFIG_NF_CONNTRACK_MODULE) nf_conntrack_put(skb->nfct); skb->nfct = NULL; +#endif +#ifdef NET_SKBUFF_NF_DEFRAG_NEEDED nf_conntrack_put_reasm(skb->nfct_reasm); skb->nfct_reasm = NULL; #endif @@ -2101,6 +2112,8 @@ static inline void __nf_copy(struct sk_buff *dst, const struct sk_buff *src) dst->nfct = src->nfct; nf_conntrack_get(src->nfct); dst->nfctinfo = src->nfctinfo; +#endif +#ifdef NET_SKBUFF_NF_DEFRAG_NEEDED dst->nfct_reasm = src->nfct_reasm; nf_conntrack_get_reasm(src->nfct_reasm); #endif @@ -2114,6 +2127,8 @@ static inline void nf_copy(struct sk_buff *dst, const struct sk_buff *src) { #if defined(CONFIG_NF_CONNTRACK) || defined(CONFIG_NF_CONNTRACK_MODULE) nf_conntrack_put(dst->nfct); +#endif +#ifdef NET_SKBUFF_NF_DEFRAG_NEEDED nf_conntrack_put_reasm(dst->nfct_reasm); #endif #ifdef CONFIG_BRIDGE_NETFILTER diff --git a/include/linux/slab_def.h b/include/linux/slab_def.h index 791a502f690..83203ae9390 100644 --- a/include/linux/slab_def.h +++ b/include/linux/slab_def.h @@ -138,11 +138,12 @@ void *kmem_cache_alloc(struct kmem_cache *, gfp_t); void *__kmalloc(size_t size, gfp_t flags); #ifdef CONFIG_TRACING -extern void *kmem_cache_alloc_notrace(struct kmem_cache *cachep, gfp_t flags); +extern void *kmem_cache_alloc_trace(size_t size, + struct kmem_cache *cachep, gfp_t flags); extern size_t slab_buffer_size(struct kmem_cache *cachep); #else static __always_inline void * -kmem_cache_alloc_notrace(struct kmem_cache *cachep, gfp_t flags) +kmem_cache_alloc_trace(size_t size, struct kmem_cache *cachep, gfp_t flags) { return kmem_cache_alloc(cachep, flags); } @@ -179,10 +180,7 @@ found: #endif cachep = malloc_sizes[i].cs_cachep; - ret = kmem_cache_alloc_notrace(cachep, flags); - - trace_kmalloc(_THIS_IP_, ret, - size, slab_buffer_size(cachep), flags); + ret = kmem_cache_alloc_trace(size, cachep, flags); return ret; } @@ -194,14 +192,16 @@ extern void *__kmalloc_node(size_t size, gfp_t flags, int node); extern void *kmem_cache_alloc_node(struct kmem_cache *, gfp_t flags, int node); #ifdef CONFIG_TRACING -extern void *kmem_cache_alloc_node_notrace(struct kmem_cache *cachep, - gfp_t flags, - int nodeid); +extern void *kmem_cache_alloc_node_trace(size_t size, + struct kmem_cache *cachep, + gfp_t flags, + int nodeid); #else static __always_inline void * -kmem_cache_alloc_node_notrace(struct kmem_cache *cachep, - gfp_t flags, - int nodeid) +kmem_cache_alloc_node_trace(size_t size, + struct kmem_cache *cachep, + gfp_t flags, + int nodeid) { return kmem_cache_alloc_node(cachep, flags, nodeid); } @@ -210,7 +210,6 @@ kmem_cache_alloc_node_notrace(struct kmem_cache *cachep, static __always_inline void *kmalloc_node(size_t size, gfp_t flags, int node) { struct kmem_cache *cachep; - void *ret; if (__builtin_constant_p(size)) { int i = 0; @@ -234,13 +233,7 @@ found: #endif cachep = malloc_sizes[i].cs_cachep; - ret = kmem_cache_alloc_node_notrace(cachep, flags, node); - - trace_kmalloc_node(_THIS_IP_, ret, - size, slab_buffer_size(cachep), - flags, node); - - return ret; + return kmem_cache_alloc_node_trace(size, cachep, flags, node); } return __kmalloc_node(size, flags, node); } diff --git a/include/linux/slub_def.h b/include/linux/slub_def.h index e4f5ed180b9..8b6e8ae5d5c 100644 --- a/include/linux/slub_def.h +++ b/include/linux/slub_def.h @@ -10,9 +10,8 @@ #include <linux/gfp.h> #include <linux/workqueue.h> #include <linux/kobject.h> -#include <linux/kmemleak.h> -#include <trace/events/kmem.h> +#include <linux/kmemleak.h> enum stat_item { ALLOC_FASTPATH, /* Allocation from cpu slab */ @@ -216,31 +215,40 @@ static __always_inline struct kmem_cache *kmalloc_slab(size_t size) void *kmem_cache_alloc(struct kmem_cache *, gfp_t); void *__kmalloc(size_t size, gfp_t flags); +static __always_inline void * +kmalloc_order(size_t size, gfp_t flags, unsigned int order) +{ + void *ret = (void *) __get_free_pages(flags | __GFP_COMP, order); + kmemleak_alloc(ret, size, 1, flags); + return ret; +} + #ifdef CONFIG_TRACING -extern void *kmem_cache_alloc_notrace(struct kmem_cache *s, gfp_t gfpflags); +extern void * +kmem_cache_alloc_trace(struct kmem_cache *s, gfp_t gfpflags, size_t size); +extern void *kmalloc_order_trace(size_t size, gfp_t flags, unsigned int order); #else static __always_inline void * -kmem_cache_alloc_notrace(struct kmem_cache *s, gfp_t gfpflags) +kmem_cache_alloc_trace(struct kmem_cache *s, gfp_t gfpflags, size_t size) { return kmem_cache_alloc(s, gfpflags); } + +static __always_inline void * +kmalloc_order_trace(size_t size, gfp_t flags, unsigned int order) +{ + return kmalloc_order(size, flags, order); +} #endif static __always_inline void *kmalloc_large(size_t size, gfp_t flags) { unsigned int order = get_order(size); - void *ret = (void *) __get_free_pages(flags | __GFP_COMP, order); - - kmemleak_alloc(ret, size, 1, flags); - trace_kmalloc(_THIS_IP_, ret, size, PAGE_SIZE << order, flags); - - return ret; + return kmalloc_order_trace(size, flags, order); } static __always_inline void *kmalloc(size_t size, gfp_t flags) { - void *ret; - if (__builtin_constant_p(size)) { if (size > SLUB_MAX_SIZE) return kmalloc_large(size, flags); @@ -251,11 +259,7 @@ static __always_inline void *kmalloc(size_t size, gfp_t flags) if (!s) return ZERO_SIZE_PTR; - ret = kmem_cache_alloc_notrace(s, flags); - - trace_kmalloc(_THIS_IP_, ret, size, s->size, flags); - - return ret; + return kmem_cache_alloc_trace(s, flags, size); } } return __kmalloc(size, flags); @@ -266,14 +270,14 @@ void *__kmalloc_node(size_t size, gfp_t flags, int node); void *kmem_cache_alloc_node(struct kmem_cache *, gfp_t flags, int node); #ifdef CONFIG_TRACING -extern void *kmem_cache_alloc_node_notrace(struct kmem_cache *s, +extern void *kmem_cache_alloc_node_trace(struct kmem_cache *s, gfp_t gfpflags, - int node); + int node, size_t size); #else static __always_inline void * -kmem_cache_alloc_node_notrace(struct kmem_cache *s, +kmem_cache_alloc_node_trace(struct kmem_cache *s, gfp_t gfpflags, - int node) + int node, size_t size) { return kmem_cache_alloc_node(s, gfpflags, node); } @@ -281,8 +285,6 @@ kmem_cache_alloc_node_notrace(struct kmem_cache *s, static __always_inline void *kmalloc_node(size_t size, gfp_t flags, int node) { - void *ret; - if (__builtin_constant_p(size) && size <= SLUB_MAX_SIZE && !(flags & SLUB_DMA)) { struct kmem_cache *s = kmalloc_slab(size); @@ -290,12 +292,7 @@ static __always_inline void *kmalloc_node(size_t size, gfp_t flags, int node) if (!s) return ZERO_SIZE_PTR; - ret = kmem_cache_alloc_node_notrace(s, flags, node); - - trace_kmalloc_node(_THIS_IP_, ret, - size, s->size, flags, node); - - return ret; + return kmem_cache_alloc_node_trace(s, flags, node, size); } return __kmalloc_node(size, flags, node); } diff --git a/include/linux/socket.h b/include/linux/socket.h index 5f65f14c4f4..edbb1d07ddf 100644 --- a/include/linux/socket.h +++ b/include/linux/socket.h @@ -191,7 +191,8 @@ struct ucred { #define AF_PHONET 35 /* Phonet sockets */ #define AF_IEEE802154 36 /* IEEE802154 sockets */ #define AF_CAIF 37 /* CAIF sockets */ -#define AF_MAX 38 /* For now.. */ +#define AF_ALG 38 /* Algorithm sockets */ +#define AF_MAX 39 /* For now.. */ /* Protocol families, same as address families. */ #define PF_UNSPEC AF_UNSPEC @@ -232,6 +233,7 @@ struct ucred { #define PF_PHONET AF_PHONET #define PF_IEEE802154 AF_IEEE802154 #define PF_CAIF AF_CAIF +#define PF_ALG AF_ALG #define PF_MAX AF_MAX /* Maximum queue length specifiable by listen. */ @@ -305,6 +307,7 @@ struct ucred { #define SOL_RDS 276 #define SOL_IUCV 277 #define SOL_CAIF 278 +#define SOL_ALG 279 /* IPX options */ #define IPX_TYPE 1 diff --git a/include/linux/sonypi.h b/include/linux/sonypi.h index 4f95c1aac2f..0e6dc389194 100644 --- a/include/linux/sonypi.h +++ b/include/linux/sonypi.h @@ -112,6 +112,7 @@ #define SONYPI_EVENT_VOLUME_DEC_PRESSED 70 #define SONYPI_EVENT_BRIGHTNESS_PRESSED 71 #define SONYPI_EVENT_MEDIA_PRESSED 72 +#define SONYPI_EVENT_VENDOR_PRESSED 73 /* get/set brightness */ #define SONYPI_IOCGBRT _IOR('v', 0, __u8) diff --git a/include/linux/sunrpc/auth.h b/include/linux/sunrpc/auth.h index b2024757edd..8521067ed4f 100644 --- a/include/linux/sunrpc/auth.h +++ b/include/linux/sunrpc/auth.h @@ -110,9 +110,9 @@ struct rpc_credops { __be32 * (*crmarshal)(struct rpc_task *, __be32 *); int (*crrefresh)(struct rpc_task *); __be32 * (*crvalidate)(struct rpc_task *, __be32 *); - int (*crwrap_req)(struct rpc_task *, kxdrproc_t, + int (*crwrap_req)(struct rpc_task *, kxdreproc_t, void *, __be32 *, void *); - int (*crunwrap_resp)(struct rpc_task *, kxdrproc_t, + int (*crunwrap_resp)(struct rpc_task *, kxdrdproc_t, void *, __be32 *, void *); }; @@ -139,8 +139,8 @@ struct rpc_cred * rpcauth_generic_bind_cred(struct rpc_task *, struct rpc_cred * void put_rpccred(struct rpc_cred *); __be32 * rpcauth_marshcred(struct rpc_task *, __be32 *); __be32 * rpcauth_checkverf(struct rpc_task *, __be32 *); -int rpcauth_wrap_req(struct rpc_task *task, kxdrproc_t encode, void *rqstp, __be32 *data, void *obj); -int rpcauth_unwrap_resp(struct rpc_task *task, kxdrproc_t decode, void *rqstp, __be32 *data, void *obj); +int rpcauth_wrap_req(struct rpc_task *task, kxdreproc_t encode, void *rqstp, __be32 *data, void *obj); +int rpcauth_unwrap_resp(struct rpc_task *task, kxdrdproc_t decode, void *rqstp, __be32 *data, void *obj); int rpcauth_refreshcred(struct rpc_task *); void rpcauth_invalcred(struct rpc_task *); int rpcauth_uptodatecred(struct rpc_task *); diff --git a/include/linux/sunrpc/bc_xprt.h b/include/linux/sunrpc/bc_xprt.h index 7c91260c44a..c50b458b8a3 100644 --- a/include/linux/sunrpc/bc_xprt.h +++ b/include/linux/sunrpc/bc_xprt.h @@ -43,10 +43,18 @@ int bc_send(struct rpc_rqst *req); */ static inline int svc_is_backchannel(const struct svc_rqst *rqstp) { - if (rqstp->rq_server->bc_xprt) + if (rqstp->rq_server->sv_bc_xprt) return 1; return 0; } +static inline struct nfs4_sessionid *bc_xprt_sid(struct svc_rqst *rqstp) +{ + if (svc_is_backchannel(rqstp)) + return (struct nfs4_sessionid *) + rqstp->rq_server->sv_bc_xprt->xpt_bc_sid; + return NULL; +} + #else /* CONFIG_NFS_V4_1 */ static inline int xprt_setup_backchannel(struct rpc_xprt *xprt, unsigned int min_reqs) @@ -59,6 +67,11 @@ static inline int svc_is_backchannel(const struct svc_rqst *rqstp) return 0; } +static inline struct nfs4_sessionid *bc_xprt_sid(struct svc_rqst *rqstp) +{ + return NULL; +} + static inline void xprt_free_bc_request(struct rpc_rqst *req) { } diff --git a/include/linux/sunrpc/cache.h b/include/linux/sunrpc/cache.h index 6950c981882..7898ea13de7 100644 --- a/include/linux/sunrpc/cache.h +++ b/include/linux/sunrpc/cache.h @@ -13,6 +13,7 @@ #ifndef _LINUX_SUNRPC_CACHE_H_ #define _LINUX_SUNRPC_CACHE_H_ +#include <linux/kref.h> #include <linux/slab.h> #include <asm/atomic.h> #include <linux/proc_fs.h> @@ -255,10 +256,13 @@ static inline time_t get_expiry(char **bpp) return rv - boot.tv_sec; } +#ifdef CONFIG_NFSD_DEPRECATED static inline void sunrpc_invalidate(struct cache_head *h, struct cache_detail *detail) { h->expiry_time = seconds_since_boot() - 1; detail->nextcheck = seconds_since_boot(); } +#endif /* CONFIG_NFSD_DEPRECATED */ + #endif /* _LINUX_SUNRPC_CACHE_H_ */ diff --git a/include/linux/sunrpc/clnt.h b/include/linux/sunrpc/clnt.h index a5a55f284b7..ef9476a36ff 100644 --- a/include/linux/sunrpc/clnt.h +++ b/include/linux/sunrpc/clnt.h @@ -89,8 +89,8 @@ struct rpc_version { */ struct rpc_procinfo { u32 p_proc; /* RPC procedure number */ - kxdrproc_t p_encode; /* XDR encode function */ - kxdrproc_t p_decode; /* XDR decode function */ + kxdreproc_t p_encode; /* XDR encode function */ + kxdrdproc_t p_decode; /* XDR decode function */ unsigned int p_arglen; /* argument hdr length (u32) */ unsigned int p_replen; /* reply hdr length (u32) */ unsigned int p_count; /* call count */ diff --git a/include/linux/sunrpc/svc.h b/include/linux/sunrpc/svc.h index 5a3085b9b39..ea29330b78b 100644 --- a/include/linux/sunrpc/svc.h +++ b/include/linux/sunrpc/svc.h @@ -99,7 +99,7 @@ struct svc_serv { spinlock_t sv_cb_lock; /* protects the svc_cb_list */ wait_queue_head_t sv_cb_waitq; /* sleep here if there are no * entries in the svc_cb_list */ - struct svc_xprt *bc_xprt; + struct svc_xprt *sv_bc_xprt; /* callback on fore channel */ #endif /* CONFIG_NFS_V4_1 */ }; @@ -269,6 +269,7 @@ struct svc_rqst { struct cache_req rq_chandle; /* handle passed to caches for * request delaying */ + bool rq_dropme; /* Catering to nfsd */ struct auth_domain * rq_client; /* RPC peer info */ struct auth_domain * rq_gssclient; /* "gss/"-style peer info */ diff --git a/include/linux/sunrpc/svc_xprt.h b/include/linux/sunrpc/svc_xprt.h index aea0d438e3c..059877b4d85 100644 --- a/include/linux/sunrpc/svc_xprt.h +++ b/include/linux/sunrpc/svc_xprt.h @@ -63,7 +63,6 @@ struct svc_xprt { #define XPT_LISTENER 11 /* listening endpoint */ #define XPT_CACHE_AUTH 12 /* cache auth info */ - struct svc_pool *xpt_pool; /* current pool iff queued */ struct svc_serv *xpt_server; /* service for transport */ atomic_t xpt_reserved; /* space on outq that is rsvd */ struct mutex xpt_mutex; /* to serialize sending data */ @@ -78,8 +77,10 @@ struct svc_xprt { size_t xpt_remotelen; /* length of address */ struct rpc_wait_queue xpt_bc_pending; /* backchannel wait queue */ struct list_head xpt_users; /* callbacks on free */ + void *xpt_bc_sid; /* back channel session ID */ struct net *xpt_net; + struct rpc_xprt *xpt_bc_xprt; /* NFSv4.1 backchannel */ }; static inline void unregister_xpt_user(struct svc_xprt *xpt, struct svc_xpt_user *u) diff --git a/include/linux/sunrpc/svcsock.h b/include/linux/sunrpc/svcsock.h index 1b353a76c30..04dba23c59f 100644 --- a/include/linux/sunrpc/svcsock.h +++ b/include/linux/sunrpc/svcsock.h @@ -28,7 +28,6 @@ struct svc_sock { /* private TCP part */ u32 sk_reclen; /* length of record */ u32 sk_tcplen; /* current read length */ - struct rpc_xprt *sk_bc_xprt; /* NFSv4.1 backchannel xprt */ }; /* diff --git a/include/linux/sunrpc/xdr.h b/include/linux/sunrpc/xdr.h index 498ab93a81e..fc84b7a19ca 100644 --- a/include/linux/sunrpc/xdr.h +++ b/include/linux/sunrpc/xdr.h @@ -33,8 +33,8 @@ struct xdr_netobj { }; /* - * This is the generic XDR function. rqstp is either a rpc_rqst (client - * side) or svc_rqst pointer (server side). + * This is the legacy generic XDR function. rqstp is either a rpc_rqst + * (client side) or svc_rqst pointer (server side). * Encode functions always assume there's enough room in the buffer. */ typedef int (*kxdrproc_t)(void *rqstp, __be32 *data, void *obj); @@ -201,14 +201,22 @@ struct xdr_stream { __be32 *end; /* end of available buffer space */ struct kvec *iov; /* pointer to the current kvec */ + struct kvec scratch; /* Scratch buffer */ + struct page **page_ptr; /* pointer to the current page */ }; +/* + * These are the xdr_stream style generic XDR encode and decode functions. + */ +typedef void (*kxdreproc_t)(void *rqstp, struct xdr_stream *xdr, void *obj); +typedef int (*kxdrdproc_t)(void *rqstp, struct xdr_stream *xdr, void *obj); + extern void xdr_init_encode(struct xdr_stream *xdr, struct xdr_buf *buf, __be32 *p); extern __be32 *xdr_reserve_space(struct xdr_stream *xdr, size_t nbytes); extern void xdr_write_pages(struct xdr_stream *xdr, struct page **pages, unsigned int base, unsigned int len); extern void xdr_init_decode(struct xdr_stream *xdr, struct xdr_buf *buf, __be32 *p); -extern __be32 *xdr_inline_peek(struct xdr_stream *xdr, size_t nbytes); +extern void xdr_set_scratch_buffer(struct xdr_stream *xdr, void *buf, size_t buflen); extern __be32 *xdr_inline_decode(struct xdr_stream *xdr, size_t nbytes); extern void xdr_read_pages(struct xdr_stream *xdr, unsigned int len); extern void xdr_enter_page(struct xdr_stream *xdr, unsigned int len); diff --git a/include/linux/sunrpc/xprt.h b/include/linux/sunrpc/xprt.h index 89d10d279a2..bef0f535f74 100644 --- a/include/linux/sunrpc/xprt.h +++ b/include/linux/sunrpc/xprt.h @@ -321,6 +321,7 @@ void xprt_conditional_disconnect(struct rpc_xprt *xprt, unsigned int cookie); #define XPRT_CLOSING (6) #define XPRT_CONNECTION_ABORT (7) #define XPRT_CONNECTION_CLOSE (8) +#define XPRT_INITIALIZED (9) static inline void xprt_set_connected(struct rpc_xprt *xprt) { diff --git a/include/linux/suspend.h b/include/linux/suspend.h index 26697514c5e..5a89e361287 100644 --- a/include/linux/suspend.h +++ b/include/linux/suspend.h @@ -122,7 +122,7 @@ struct platform_suspend_ops { * suspend_set_ops - set platform dependent suspend operations * @ops: The new suspend operations to set. */ -extern void suspend_set_ops(struct platform_suspend_ops *ops); +extern void suspend_set_ops(const struct platform_suspend_ops *ops); extern int suspend_valid_only_mem(suspend_state_t state); /** @@ -147,7 +147,7 @@ extern int pm_suspend(suspend_state_t state); #else /* !CONFIG_SUSPEND */ #define suspend_valid_only_mem NULL -static inline void suspend_set_ops(struct platform_suspend_ops *ops) {} +static inline void suspend_set_ops(const struct platform_suspend_ops *ops) {} static inline int pm_suspend(suspend_state_t state) { return -ENOSYS; } #endif /* !CONFIG_SUSPEND */ @@ -245,7 +245,7 @@ extern void swsusp_set_page_free(struct page *); extern void swsusp_unset_page_free(struct page *); extern unsigned long get_safe_page(gfp_t gfp_mask); -extern void hibernation_set_ops(struct platform_hibernation_ops *ops); +extern void hibernation_set_ops(const struct platform_hibernation_ops *ops); extern int hibernate(void); extern bool system_entering_hibernation(void); #else /* CONFIG_HIBERNATION */ @@ -253,28 +253,11 @@ static inline int swsusp_page_is_forbidden(struct page *p) { return 0; } static inline void swsusp_set_page_free(struct page *p) {} static inline void swsusp_unset_page_free(struct page *p) {} -static inline void hibernation_set_ops(struct platform_hibernation_ops *ops) {} +static inline void hibernation_set_ops(const struct platform_hibernation_ops *ops) {} static inline int hibernate(void) { return -ENOSYS; } static inline bool system_entering_hibernation(void) { return false; } #endif /* CONFIG_HIBERNATION */ -#ifdef CONFIG_SUSPEND_NVS -extern int suspend_nvs_register(unsigned long start, unsigned long size); -extern int suspend_nvs_alloc(void); -extern void suspend_nvs_free(void); -extern void suspend_nvs_save(void); -extern void suspend_nvs_restore(void); -#else /* CONFIG_SUSPEND_NVS */ -static inline int suspend_nvs_register(unsigned long a, unsigned long b) -{ - return 0; -} -static inline int suspend_nvs_alloc(void) { return 0; } -static inline void suspend_nvs_free(void) {} -static inline void suspend_nvs_save(void) {} -static inline void suspend_nvs_restore(void) {} -#endif /* CONFIG_SUSPEND_NVS */ - #ifdef CONFIG_PM_SLEEP void save_processor_state(void); void restore_processor_state(void); @@ -292,7 +275,7 @@ extern int unregister_pm_notifier(struct notifier_block *nb); /* drivers/base/power/wakeup.c */ extern bool events_check_enabled; -extern bool pm_check_wakeup_events(void); +extern bool pm_wakeup_pending(void); extern bool pm_get_wakeup_count(unsigned int *count); extern bool pm_save_wakeup_count(unsigned int count); #else /* !CONFIG_PM_SLEEP */ @@ -309,7 +292,7 @@ static inline int unregister_pm_notifier(struct notifier_block *nb) #define pm_notifier(fn, pri) do { (void)(fn); } while (0) -static inline bool pm_check_wakeup_events(void) { return true; } +static inline bool pm_wakeup_pending(void) { return false; } #endif /* !CONFIG_PM_SLEEP */ extern struct mutex pm_mutex; diff --git a/include/linux/swap.h b/include/linux/swap.h index eba53e71d2c..4d559325d91 100644 --- a/include/linux/swap.h +++ b/include/linux/swap.h @@ -208,6 +208,8 @@ extern unsigned int nr_free_pagecache_pages(void); /* linux/mm/swap.c */ extern void __lru_cache_add(struct page *, enum lru_list lru); extern void lru_cache_add_lru(struct page *, enum lru_list lru); +extern void lru_add_page_tail(struct zone* zone, + struct page *page, struct page *page_tail); extern void activate_page(struct page *); extern void mark_page_accessed(struct page *); extern void lru_add_drain(void); diff --git a/include/linux/thermal.h b/include/linux/thermal.h index 1de8b9eb841..8651556dbd5 100644 --- a/include/linux/thermal.h +++ b/include/linux/thermal.h @@ -77,7 +77,7 @@ struct thermal_cooling_device { char type[THERMAL_NAME_LENGTH]; struct device device; void *devdata; - struct thermal_cooling_device_ops *ops; + const struct thermal_cooling_device_ops *ops; struct list_head node; }; @@ -114,7 +114,7 @@ struct thermal_zone_device { int last_temperature; bool passive; unsigned int forced_passive; - struct thermal_zone_device_ops *ops; + const struct thermal_zone_device_ops *ops; struct list_head cooling_devices; struct idr idr; struct mutex lock; /* protect cooling devices list */ @@ -127,13 +127,41 @@ struct thermal_zone_device { struct thermal_hwmon_attr temp_crit; /* hwmon sys attr */ #endif }; +/* Adding event notification support elements */ +#define THERMAL_GENL_FAMILY_NAME "thermal_event" +#define THERMAL_GENL_VERSION 0x01 +#define THERMAL_GENL_MCAST_GROUP_NAME "thermal_mc_group" + +enum events { + THERMAL_AUX0, + THERMAL_AUX1, + THERMAL_CRITICAL, + THERMAL_DEV_FAULT, +}; + +struct thermal_genl_event { + u32 orig; + enum events event; +}; +/* attributes of thermal_genl_family */ +enum { + THERMAL_GENL_ATTR_UNSPEC, + THERMAL_GENL_ATTR_EVENT, + __THERMAL_GENL_ATTR_MAX, +}; +#define THERMAL_GENL_ATTR_MAX (__THERMAL_GENL_ATTR_MAX - 1) + +/* commands supported by the thermal_genl_family */ +enum { + THERMAL_GENL_CMD_UNSPEC, + THERMAL_GENL_CMD_EVENT, + __THERMAL_GENL_CMD_MAX, +}; +#define THERMAL_GENL_CMD_MAX (__THERMAL_GENL_CMD_MAX - 1) struct thermal_zone_device *thermal_zone_device_register(char *, int, void *, - struct - thermal_zone_device_ops - *, int tc1, int tc2, - int passive_freq, - int polling_freq); + const struct thermal_zone_device_ops *, int tc1, int tc2, + int passive_freq, int polling_freq); void thermal_zone_device_unregister(struct thermal_zone_device *); int thermal_zone_bind_cooling_device(struct thermal_zone_device *, int, @@ -142,9 +170,8 @@ int thermal_zone_unbind_cooling_device(struct thermal_zone_device *, int, struct thermal_cooling_device *); void thermal_zone_device_update(struct thermal_zone_device *); struct thermal_cooling_device *thermal_cooling_device_register(char *, void *, - struct - thermal_cooling_device_ops - *); + const struct thermal_cooling_device_ops *); void thermal_cooling_device_unregister(struct thermal_cooling_device *); +extern int generate_netlink_event(u32 orig, enum events event); #endif /* __THERMAL_H__ */ diff --git a/include/linux/time.h b/include/linux/time.h index 9f15ac7ab92..1e6d3b59238 100644 --- a/include/linux/time.h +++ b/include/linux/time.h @@ -158,6 +158,8 @@ extern unsigned int alarm_setitimer(unsigned int seconds); extern int do_getitimer(int which, struct itimerval *value); extern void getnstimeofday(struct timespec *tv); extern void getrawmonotonic(struct timespec *ts); +extern void getnstime_raw_and_real(struct timespec *ts_raw, + struct timespec *ts_real); extern void getboottime(struct timespec *ts); extern void monotonic_to_bootbased(struct timespec *ts); diff --git a/include/linux/timex.h b/include/linux/timex.h index 32d852f8cbe..d23999f9499 100644 --- a/include/linux/timex.h +++ b/include/linux/timex.h @@ -268,6 +268,7 @@ extern u64 tick_length; extern void second_overflow(void); extern void update_ntp_one_tick(void); extern int do_adjtimex(struct timex *); +extern void hardpps(const struct timespec *, const struct timespec *); int read_current_timer(unsigned long *timer_val); diff --git a/include/linux/toshiba.h b/include/linux/toshiba.h index 6a7c4edf0e1..772dedbc3a2 100644 --- a/include/linux/toshiba.h +++ b/include/linux/toshiba.h @@ -33,6 +33,8 @@ typedef struct { unsigned int edi __attribute__ ((packed)); } SMMRegisters; +#ifdef __KERNEL__ int tosh_smm(SMMRegisters *regs); +#endif /* __KERNEL__ */ #endif diff --git a/include/linux/tpm.h b/include/linux/tpm.h index ac5d1c1285d..fdc718abf83 100644 --- a/include/linux/tpm.h +++ b/include/linux/tpm.h @@ -31,6 +31,7 @@ extern int tpm_pcr_read(u32 chip_num, int pcr_idx, u8 *res_buf); extern int tpm_pcr_extend(u32 chip_num, int pcr_idx, const u8 *hash); +extern int tpm_send(u32 chip_num, void *cmd, size_t buflen); #else static inline int tpm_pcr_read(u32 chip_num, int pcr_idx, u8 *res_buf) { return -ENODEV; @@ -38,5 +39,8 @@ static inline int tpm_pcr_read(u32 chip_num, int pcr_idx, u8 *res_buf) { static inline int tpm_pcr_extend(u32 chip_num, int pcr_idx, const u8 *hash) { return -ENODEV; } +static inline int tpm_send(u32 chip_num, void *cmd, size_t buflen) { + return -ENODEV; +} #endif #endif diff --git a/include/linux/tpm_command.h b/include/linux/tpm_command.h new file mode 100644 index 00000000000..727512e249b --- /dev/null +++ b/include/linux/tpm_command.h @@ -0,0 +1,28 @@ +#ifndef __LINUX_TPM_COMMAND_H__ +#define __LINUX_TPM_COMMAND_H__ + +/* + * TPM Command constants from specifications at + * http://www.trustedcomputinggroup.org + */ + +/* Command TAGS */ +#define TPM_TAG_RQU_COMMAND 193 +#define TPM_TAG_RQU_AUTH1_COMMAND 194 +#define TPM_TAG_RQU_AUTH2_COMMAND 195 +#define TPM_TAG_RSP_COMMAND 196 +#define TPM_TAG_RSP_AUTH1_COMMAND 197 +#define TPM_TAG_RSP_AUTH2_COMMAND 198 + +/* Command Ordinals */ +#define TPM_ORD_GETRANDOM 70 +#define TPM_ORD_OSAP 11 +#define TPM_ORD_OIAP 10 +#define TPM_ORD_SEAL 23 +#define TPM_ORD_UNSEAL 24 + +/* Other constants */ +#define SRKHANDLE 0x40000000 +#define TPM_NONCE_SIZE 20 + +#endif diff --git a/include/linux/tracepoint.h b/include/linux/tracepoint.h index d3e4f87e95c..c6814616653 100644 --- a/include/linux/tracepoint.h +++ b/include/linux/tracepoint.h @@ -32,7 +32,7 @@ struct tracepoint { int state; /* State. */ void (*regfunc)(void); void (*unregfunc)(void); - struct tracepoint_func *funcs; + struct tracepoint_func __rcu *funcs; } __attribute__((aligned(32))); /* * Aligned on 32 bytes because it is * globally visible and gcc happily @@ -326,7 +326,7 @@ do_trace: \ * memcpy(__entry->prev_comm, prev->comm, TASK_COMM_LEN); * __entry->next_pid = next->pid; * __entry->next_prio = next->prio; - * ) + * ), * * * * * Formatted output of a trace record via TP_printk(). diff --git a/include/linux/tty_ldisc.h b/include/linux/tty_ldisc.h index 526d66f066a..ff7dc08696a 100644 --- a/include/linux/tty_ldisc.h +++ b/include/linux/tty_ldisc.h @@ -101,14 +101,15 @@ * any pending driver I/O is completed. * * void (*dcd_change)(struct tty_struct *tty, unsigned int status, - * struct timespec *ts) + * struct pps_event_time *ts) * * Tells the discipline that the DCD pin has changed its status and - * the relative timestamp. Pointer ts can be NULL. + * the relative timestamp. Pointer ts cannot be NULL. */ #include <linux/fs.h> #include <linux/wait.h> +#include <linux/pps_kernel.h> struct tty_ldisc_ops { int magic; @@ -143,7 +144,7 @@ struct tty_ldisc_ops { char *fp, int count); void (*write_wakeup)(struct tty_struct *); void (*dcd_change)(struct tty_struct *, unsigned int, - struct timespec *); + struct pps_event_time *); struct module *owner; diff --git a/include/linux/u64_stats_sync.h b/include/linux/u64_stats_sync.h index fa261a0da28..8da8c4e87da 100644 --- a/include/linux/u64_stats_sync.h +++ b/include/linux/u64_stats_sync.h @@ -67,21 +67,21 @@ struct u64_stats_sync { #endif }; -static void inline u64_stats_update_begin(struct u64_stats_sync *syncp) +static inline void u64_stats_update_begin(struct u64_stats_sync *syncp) { #if BITS_PER_LONG==32 && defined(CONFIG_SMP) write_seqcount_begin(&syncp->seq); #endif } -static void inline u64_stats_update_end(struct u64_stats_sync *syncp) +static inline void u64_stats_update_end(struct u64_stats_sync *syncp) { #if BITS_PER_LONG==32 && defined(CONFIG_SMP) write_seqcount_end(&syncp->seq); #endif } -static unsigned int inline u64_stats_fetch_begin(const struct u64_stats_sync *syncp) +static inline unsigned int u64_stats_fetch_begin(const struct u64_stats_sync *syncp) { #if BITS_PER_LONG==32 && defined(CONFIG_SMP) return read_seqcount_begin(&syncp->seq); @@ -93,7 +93,7 @@ static unsigned int inline u64_stats_fetch_begin(const struct u64_stats_sync *sy #endif } -static bool inline u64_stats_fetch_retry(const struct u64_stats_sync *syncp, +static inline bool u64_stats_fetch_retry(const struct u64_stats_sync *syncp, unsigned int start) { #if BITS_PER_LONG==32 && defined(CONFIG_SMP) @@ -112,7 +112,7 @@ static bool inline u64_stats_fetch_retry(const struct u64_stats_sync *syncp, * - UP 32bit must disable BH. * - 64bit have no problem atomically reading u64 values, irq safe. */ -static unsigned int inline u64_stats_fetch_begin_bh(const struct u64_stats_sync *syncp) +static inline unsigned int u64_stats_fetch_begin_bh(const struct u64_stats_sync *syncp) { #if BITS_PER_LONG==32 && defined(CONFIG_SMP) return read_seqcount_begin(&syncp->seq); @@ -124,7 +124,7 @@ static unsigned int inline u64_stats_fetch_begin_bh(const struct u64_stats_sync #endif } -static bool inline u64_stats_fetch_retry_bh(const struct u64_stats_sync *syncp, +static inline bool u64_stats_fetch_retry_bh(const struct u64_stats_sync *syncp, unsigned int start) { #if BITS_PER_LONG==32 && defined(CONFIG_SMP) diff --git a/include/linux/unaligned/packed_struct.h b/include/linux/unaligned/packed_struct.h index c9a6abd972a..c0d817de4df 100644 --- a/include/linux/unaligned/packed_struct.h +++ b/include/linux/unaligned/packed_struct.h @@ -3,9 +3,9 @@ #include <linux/kernel.h> -struct __una_u16 { u16 x; } __attribute__((packed)); -struct __una_u32 { u32 x; } __attribute__((packed)); -struct __una_u64 { u64 x; } __attribute__((packed)); +struct __una_u16 { u16 x; } __packed; +struct __una_u32 { u32 x; } __packed; +struct __una_u64 { u64 x; } __packed; static inline u16 __get_unaligned_cpu16(const void *p) { diff --git a/include/linux/user_namespace.h b/include/linux/user_namespace.h index 8178156711f..faf467944ba 100644 --- a/include/linux/user_namespace.h +++ b/include/linux/user_namespace.h @@ -6,7 +6,7 @@ #include <linux/sched.h> #include <linux/err.h> -#define UIDHASH_BITS (CONFIG_BASE_SMALL ? 3 : 8) +#define UIDHASH_BITS (CONFIG_BASE_SMALL ? 3 : 7) #define UIDHASH_SZ (1 << UIDHASH_BITS) struct user_namespace { diff --git a/include/linux/vga_switcheroo.h b/include/linux/vga_switcheroo.h index ae9ab13b963..4b9a7f596f9 100644 --- a/include/linux/vga_switcheroo.h +++ b/include/linux/vga_switcheroo.h @@ -33,6 +33,7 @@ struct vga_switcheroo_handler { void vga_switcheroo_unregister_client(struct pci_dev *dev); int vga_switcheroo_register_client(struct pci_dev *dev, void (*set_gpu_state)(struct pci_dev *dev, enum vga_switcheroo_state), + void (*reprobe)(struct pci_dev *dev), bool (*can_switch)(struct pci_dev *dev)); void vga_switcheroo_client_fb_set(struct pci_dev *dev, @@ -48,6 +49,7 @@ int vga_switcheroo_process_delayed_switch(void); static inline void vga_switcheroo_unregister_client(struct pci_dev *dev) {} static inline int vga_switcheroo_register_client(struct pci_dev *dev, void (*set_gpu_state)(struct pci_dev *dev, enum vga_switcheroo_state), + void (*reprobe)(struct pci_dev *dev), bool (*can_switch)(struct pci_dev *dev)) { return 0; } static inline void vga_switcheroo_client_fb_set(struct pci_dev *dev, struct fb_info *info) {} static inline int vga_switcheroo_register_handler(struct vga_switcheroo_handler *handler) { return 0; } diff --git a/include/linux/virtio_config.h b/include/linux/virtio_config.h index 0093dd7c1d6..800617b4ddd 100644 --- a/include/linux/virtio_config.h +++ b/include/linux/virtio_config.h @@ -109,7 +109,10 @@ static inline bool virtio_has_feature(const struct virtio_device *vdev, unsigned int fbit) { /* Did you forget to fix assumptions on max features? */ - MAYBE_BUILD_BUG_ON(fbit >= 32); + if (__builtin_constant_p(fbit)) + BUILD_BUG_ON(fbit >= 32); + else + BUG_ON(fbit >= 32); if (fbit < VIRTIO_TRANSPORT_F_START) virtio_check_driver_offered_feature(vdev, fbit); diff --git a/include/linux/vmalloc.h b/include/linux/vmalloc.h index 44b54f619ac..4ed6fcd6b72 100644 --- a/include/linux/vmalloc.h +++ b/include/linux/vmalloc.h @@ -59,8 +59,9 @@ extern void *vmalloc_exec(unsigned long size); extern void *vmalloc_32(unsigned long size); extern void *vmalloc_32_user(unsigned long size); extern void *__vmalloc(unsigned long size, gfp_t gfp_mask, pgprot_t prot); -extern void *__vmalloc_area(struct vm_struct *area, gfp_t gfp_mask, - pgprot_t prot); +extern void *__vmalloc_node_range(unsigned long size, unsigned long align, + unsigned long start, unsigned long end, gfp_t gfp_mask, + pgprot_t prot, int node, void *caller); extern void vfree(const void *addr); extern void *vmap(struct page **pages, unsigned int count, @@ -90,9 +91,6 @@ extern struct vm_struct *__get_vm_area_caller(unsigned long size, unsigned long flags, unsigned long start, unsigned long end, void *caller); -extern struct vm_struct *get_vm_area_node(unsigned long size, - unsigned long flags, int node, - gfp_t gfp_mask); extern struct vm_struct *remove_vm_area(const void *addr); extern int map_vm_area(struct vm_struct *area, pgprot_t prot, @@ -120,7 +118,7 @@ extern __init void vm_area_register_early(struct vm_struct *vm, size_t align); #ifdef CONFIG_SMP struct vm_struct **pcpu_get_vm_areas(const unsigned long *offsets, const size_t *sizes, int nr_vms, - size_t align, gfp_t gfp_mask); + size_t align); void pcpu_free_vm_areas(struct vm_struct **vms, int nr_vms); #endif diff --git a/include/linux/vmstat.h b/include/linux/vmstat.h index eaaea37b3b7..833e676d6d9 100644 --- a/include/linux/vmstat.h +++ b/include/linux/vmstat.h @@ -254,6 +254,11 @@ extern void dec_zone_state(struct zone *, enum zone_stat_item); extern void __dec_zone_state(struct zone *, enum zone_stat_item); void refresh_cpu_vm_stats(int); + +int calculate_pressure_threshold(struct zone *zone); +int calculate_normal_threshold(struct zone *zone); +void set_pgdat_percpu_threshold(pg_data_t *pgdat, + int (*calculate_pressure)(struct zone *)); #else /* CONFIG_SMP */ /* @@ -298,6 +303,8 @@ static inline void __dec_zone_page_state(struct page *page, #define dec_zone_page_state __dec_zone_page_state #define mod_zone_page_state __mod_zone_page_state +#define set_pgdat_percpu_threshold(pgdat, callback) { } + static inline void refresh_cpu_vm_stats(int cpu) { } #endif diff --git a/include/linux/xattr.h b/include/linux/xattr.h index f1e5bde4b35..e6131ef98d8 100644 --- a/include/linux/xattr.h +++ b/include/linux/xattr.h @@ -40,9 +40,13 @@ #define XATTR_SMACK_SUFFIX "SMACK64" #define XATTR_SMACK_IPIN "SMACK64IPIN" #define XATTR_SMACK_IPOUT "SMACK64IPOUT" +#define XATTR_SMACK_EXEC "SMACK64EXEC" +#define XATTR_SMACK_TRANSMUTE "SMACK64TRANSMUTE" #define XATTR_NAME_SMACK XATTR_SECURITY_PREFIX XATTR_SMACK_SUFFIX #define XATTR_NAME_SMACKIPIN XATTR_SECURITY_PREFIX XATTR_SMACK_IPIN #define XATTR_NAME_SMACKIPOUT XATTR_SECURITY_PREFIX XATTR_SMACK_IPOUT +#define XATTR_NAME_SMACKEXEC XATTR_SECURITY_PREFIX XATTR_SMACK_EXEC +#define XATTR_NAME_SMACKTRANSMUTE XATTR_SECURITY_PREFIX XATTR_SMACK_TRANSMUTE #define XATTR_CAPS_SUFFIX "capability" #define XATTR_NAME_CAPS XATTR_SECURITY_PREFIX XATTR_CAPS_SUFFIX diff --git a/include/linux/xz.h b/include/linux/xz.h new file mode 100644 index 00000000000..64cffa6ddfc --- /dev/null +++ b/include/linux/xz.h @@ -0,0 +1,264 @@ +/* + * XZ decompressor + * + * Authors: Lasse Collin <lasse.collin@tukaani.org> + * Igor Pavlov <http://7-zip.org/> + * + * This file has been put into the public domain. + * You can do whatever you want with this file. + */ + +#ifndef XZ_H +#define XZ_H + +#ifdef __KERNEL__ +# include <linux/stddef.h> +# include <linux/types.h> +#else +# include <stddef.h> +# include <stdint.h> +#endif + +/* In Linux, this is used to make extern functions static when needed. */ +#ifndef XZ_EXTERN +# define XZ_EXTERN extern +#endif + +/** + * enum xz_mode - Operation mode + * + * @XZ_SINGLE: Single-call mode. This uses less RAM than + * than multi-call modes, because the LZMA2 + * dictionary doesn't need to be allocated as + * part of the decoder state. All required data + * structures are allocated at initialization, + * so xz_dec_run() cannot return XZ_MEM_ERROR. + * @XZ_PREALLOC: Multi-call mode with preallocated LZMA2 + * dictionary buffer. All data structures are + * allocated at initialization, so xz_dec_run() + * cannot return XZ_MEM_ERROR. + * @XZ_DYNALLOC: Multi-call mode. The LZMA2 dictionary is + * allocated once the required size has been + * parsed from the stream headers. If the + * allocation fails, xz_dec_run() will return + * XZ_MEM_ERROR. + * + * It is possible to enable support only for a subset of the above + * modes at compile time by defining XZ_DEC_SINGLE, XZ_DEC_PREALLOC, + * or XZ_DEC_DYNALLOC. The xz_dec kernel module is always compiled + * with support for all operation modes, but the preboot code may + * be built with fewer features to minimize code size. + */ +enum xz_mode { + XZ_SINGLE, + XZ_PREALLOC, + XZ_DYNALLOC +}; + +/** + * enum xz_ret - Return codes + * @XZ_OK: Everything is OK so far. More input or more + * output space is required to continue. This + * return code is possible only in multi-call mode + * (XZ_PREALLOC or XZ_DYNALLOC). + * @XZ_STREAM_END: Operation finished successfully. + * @XZ_UNSUPPORTED_CHECK: Integrity check type is not supported. Decoding + * is still possible in multi-call mode by simply + * calling xz_dec_run() again. + * Note that this return value is used only if + * XZ_DEC_ANY_CHECK was defined at build time, + * which is not used in the kernel. Unsupported + * check types return XZ_OPTIONS_ERROR if + * XZ_DEC_ANY_CHECK was not defined at build time. + * @XZ_MEM_ERROR: Allocating memory failed. This return code is + * possible only if the decoder was initialized + * with XZ_DYNALLOC. The amount of memory that was + * tried to be allocated was no more than the + * dict_max argument given to xz_dec_init(). + * @XZ_MEMLIMIT_ERROR: A bigger LZMA2 dictionary would be needed than + * allowed by the dict_max argument given to + * xz_dec_init(). This return value is possible + * only in multi-call mode (XZ_PREALLOC or + * XZ_DYNALLOC); the single-call mode (XZ_SINGLE) + * ignores the dict_max argument. + * @XZ_FORMAT_ERROR: File format was not recognized (wrong magic + * bytes). + * @XZ_OPTIONS_ERROR: This implementation doesn't support the requested + * compression options. In the decoder this means + * that the header CRC32 matches, but the header + * itself specifies something that we don't support. + * @XZ_DATA_ERROR: Compressed data is corrupt. + * @XZ_BUF_ERROR: Cannot make any progress. Details are slightly + * different between multi-call and single-call + * mode; more information below. + * + * In multi-call mode, XZ_BUF_ERROR is returned when two consecutive calls + * to XZ code cannot consume any input and cannot produce any new output. + * This happens when there is no new input available, or the output buffer + * is full while at least one output byte is still pending. Assuming your + * code is not buggy, you can get this error only when decoding a compressed + * stream that is truncated or otherwise corrupt. + * + * In single-call mode, XZ_BUF_ERROR is returned only when the output buffer + * is too small or the compressed input is corrupt in a way that makes the + * decoder produce more output than the caller expected. When it is + * (relatively) clear that the compressed input is truncated, XZ_DATA_ERROR + * is used instead of XZ_BUF_ERROR. + */ +enum xz_ret { + XZ_OK, + XZ_STREAM_END, + XZ_UNSUPPORTED_CHECK, + XZ_MEM_ERROR, + XZ_MEMLIMIT_ERROR, + XZ_FORMAT_ERROR, + XZ_OPTIONS_ERROR, + XZ_DATA_ERROR, + XZ_BUF_ERROR +}; + +/** + * struct xz_buf - Passing input and output buffers to XZ code + * @in: Beginning of the input buffer. This may be NULL if and only + * if in_pos is equal to in_size. + * @in_pos: Current position in the input buffer. This must not exceed + * in_size. + * @in_size: Size of the input buffer + * @out: Beginning of the output buffer. This may be NULL if and only + * if out_pos is equal to out_size. + * @out_pos: Current position in the output buffer. This must not exceed + * out_size. + * @out_size: Size of the output buffer + * + * Only the contents of the output buffer from out[out_pos] onward, and + * the variables in_pos and out_pos are modified by the XZ code. + */ +struct xz_buf { + const uint8_t *in; + size_t in_pos; + size_t in_size; + + uint8_t *out; + size_t out_pos; + size_t out_size; +}; + +/** + * struct xz_dec - Opaque type to hold the XZ decoder state + */ +struct xz_dec; + +/** + * xz_dec_init() - Allocate and initialize a XZ decoder state + * @mode: Operation mode + * @dict_max: Maximum size of the LZMA2 dictionary (history buffer) for + * multi-call decoding. This is ignored in single-call mode + * (mode == XZ_SINGLE). LZMA2 dictionary is always 2^n bytes + * or 2^n + 2^(n-1) bytes (the latter sizes are less common + * in practice), so other values for dict_max don't make sense. + * In the kernel, dictionary sizes of 64 KiB, 128 KiB, 256 KiB, + * 512 KiB, and 1 MiB are probably the only reasonable values, + * except for kernel and initramfs images where a bigger + * dictionary can be fine and useful. + * + * Single-call mode (XZ_SINGLE): xz_dec_run() decodes the whole stream at + * once. The caller must provide enough output space or the decoding will + * fail. The output space is used as the dictionary buffer, which is why + * there is no need to allocate the dictionary as part of the decoder's + * internal state. + * + * Because the output buffer is used as the workspace, streams encoded using + * a big dictionary are not a problem in single-call mode. It is enough that + * the output buffer is big enough to hold the actual uncompressed data; it + * can be smaller than the dictionary size stored in the stream headers. + * + * Multi-call mode with preallocated dictionary (XZ_PREALLOC): dict_max bytes + * of memory is preallocated for the LZMA2 dictionary. This way there is no + * risk that xz_dec_run() could run out of memory, since xz_dec_run() will + * never allocate any memory. Instead, if the preallocated dictionary is too + * small for decoding the given input stream, xz_dec_run() will return + * XZ_MEMLIMIT_ERROR. Thus, it is important to know what kind of data will be + * decoded to avoid allocating excessive amount of memory for the dictionary. + * + * Multi-call mode with dynamically allocated dictionary (XZ_DYNALLOC): + * dict_max specifies the maximum allowed dictionary size that xz_dec_run() + * may allocate once it has parsed the dictionary size from the stream + * headers. This way excessive allocations can be avoided while still + * limiting the maximum memory usage to a sane value to prevent running the + * system out of memory when decompressing streams from untrusted sources. + * + * On success, xz_dec_init() returns a pointer to struct xz_dec, which is + * ready to be used with xz_dec_run(). If memory allocation fails, + * xz_dec_init() returns NULL. + */ +XZ_EXTERN struct xz_dec *xz_dec_init(enum xz_mode mode, uint32_t dict_max); + +/** + * xz_dec_run() - Run the XZ decoder + * @s: Decoder state allocated using xz_dec_init() + * @b: Input and output buffers + * + * The possible return values depend on build options and operation mode. + * See enum xz_ret for details. + * + * Note that if an error occurs in single-call mode (return value is not + * XZ_STREAM_END), b->in_pos and b->out_pos are not modified and the + * contents of the output buffer from b->out[b->out_pos] onward are + * undefined. This is true even after XZ_BUF_ERROR, because with some filter + * chains, there may be a second pass over the output buffer, and this pass + * cannot be properly done if the output buffer is truncated. Thus, you + * cannot give the single-call decoder a too small buffer and then expect to + * get that amount valid data from the beginning of the stream. You must use + * the multi-call decoder if you don't want to uncompress the whole stream. + */ +XZ_EXTERN enum xz_ret xz_dec_run(struct xz_dec *s, struct xz_buf *b); + +/** + * xz_dec_reset() - Reset an already allocated decoder state + * @s: Decoder state allocated using xz_dec_init() + * + * This function can be used to reset the multi-call decoder state without + * freeing and reallocating memory with xz_dec_end() and xz_dec_init(). + * + * In single-call mode, xz_dec_reset() is always called in the beginning of + * xz_dec_run(). Thus, explicit call to xz_dec_reset() is useful only in + * multi-call mode. + */ +XZ_EXTERN void xz_dec_reset(struct xz_dec *s); + +/** + * xz_dec_end() - Free the memory allocated for the decoder state + * @s: Decoder state allocated using xz_dec_init(). If s is NULL, + * this function does nothing. + */ +XZ_EXTERN void xz_dec_end(struct xz_dec *s); + +/* + * Standalone build (userspace build or in-kernel build for boot time use) + * needs a CRC32 implementation. For normal in-kernel use, kernel's own + * CRC32 module is used instead, and users of this module don't need to + * care about the functions below. + */ +#ifndef XZ_INTERNAL_CRC32 +# ifdef __KERNEL__ +# define XZ_INTERNAL_CRC32 0 +# else +# define XZ_INTERNAL_CRC32 1 +# endif +#endif + +#if XZ_INTERNAL_CRC32 +/* + * This must be called before any other xz_* function to initialize + * the CRC32 lookup table. + */ +XZ_EXTERN void xz_crc32_init(void); + +/* + * Update CRC32 value using the polynomial from IEEE-802.3. To start a new + * calculation, the third argument must be zero. To continue the calculation, + * the previously returned value is passed as the third argument. + */ +XZ_EXTERN uint32_t xz_crc32(const uint8_t *buf, size_t size, uint32_t crc); +#endif +#endif |