diff options
Diffstat (limited to 'include/linux')
323 files changed, 8704 insertions, 3701 deletions
diff --git a/include/linux/Kbuild b/include/linux/Kbuild index f30fa92a44a1..93631229fd5c 100644 --- a/include/linux/Kbuild +++ b/include/linux/Kbuild @@ -1,4 +1,5 @@ header-y += byteorder/ +header-y += can/ header-y += dvb/ header-y += hdlc/ header-y += isdn/ @@ -34,13 +35,13 @@ header-y += atmsap.h header-y += atmsvc.h header-y += atm_zatm.h header-y += auto_fs4.h -header-y += auxvec.h header-y += ax25.h header-y += b1lli.h header-y += baycom.h header-y += bfs_fs.h header-y += blkpg.h header-y += bpqether.h +header-y += can.h header-y += cdk.h header-y += chio.h header-y += coda_psdev.h @@ -49,6 +50,7 @@ header-y += comstats.h header-y += const.h header-y += cgroupstats.h header-y += cycx_cfm.h +header-y += dlmconstants.h header-y += dlm_device.h header-y += dlm_netlink.h header-y += dm-ioctl.h @@ -72,7 +74,7 @@ header-y += gen_stats.h header-y += gigaset_dev.h header-y += hdsmart.h header-y += hysdn_if.h -header-y += i2c-dev.h +header-y += i2o-dev.h header-y += i8k.h header-y += if_arcnet.h header-y += if_bonding.h @@ -98,7 +100,6 @@ header-y += iso_fs.h header-y += ixjuser.h header-y += jffs2.h header-y += keyctl.h -header-y += kvm.h header-y += limits.h header-y += lock_dlm_plock.h header-y += magic.h @@ -142,6 +143,7 @@ header-y += snmp.h header-y += sockios.h header-y += som.h header-y += sound.h +header-y += suspend_ioctls.h header-y += taskstats.h header-y += telephony.h header-y += termios.h @@ -157,7 +159,6 @@ header-y += veth.h header-y += video_decoder.h header-y += video_encoder.h header-y += videotext.h -header-y += vt.h header-y += x25.h unifdef-y += acct.h @@ -172,6 +173,7 @@ unifdef-y += atm.h unifdef-y += atm_tcp.h unifdef-y += audit.h unifdef-y += auto_fs.h +unifdef-y += auxvec.h unifdef-y += binfmts.h unifdef-y += capability.h unifdef-y += capi.h @@ -213,10 +215,11 @@ unifdef-y += hdreg.h unifdef-y += hiddev.h unifdef-y += hpet.h unifdef-y += i2c.h -unifdef-y += i2o-dev.h +unifdef-y += i2c-dev.h unifdef-y += icmp.h unifdef-y += icmpv6.h unifdef-y += if_addr.h +unifdef-y += if_addrlabel.h unifdef-y += if_arp.h unifdef-y += if_bridge.h unifdef-y += if_ec.h @@ -228,7 +231,6 @@ unifdef-y += if_ltalk.h unifdef-y += if_link.h unifdef-y += if_pppol2tp.h unifdef-y += if_pppox.h -unifdef-y += if_shaper.h unifdef-y += if_tr.h unifdef-y += if_tun.h unifdef-y += if_vlan.h @@ -255,6 +257,7 @@ unifdef-y += kd.h unifdef-y += kernelcapi.h unifdef-y += kernel.h unifdef-y += keyboard.h +unifdef-$(CONFIG_HAVE_KVM) += kvm.h unifdef-y += llc.h unifdef-y += loop.h unifdef-y += lp.h @@ -348,6 +351,7 @@ unifdef-y += videodev.h unifdef-y += virtio_config.h unifdef-y += virtio_blk.h unifdef-y += virtio_net.h +unifdef-y += vt.h unifdef-y += wait.h unifdef-y += wanrouter.h unifdef-y += watchdog.h diff --git a/include/linux/ac97_codec.h b/include/linux/ac97_codec.h index 22eb9367235a..0260c3e79fdd 100644 --- a/include/linux/ac97_codec.h +++ b/include/linux/ac97_codec.h @@ -326,11 +326,7 @@ struct ac97_ops #define AC97_DEFAULT_POWER_OFF 4 /* Needs warm reset to power up */ }; -extern int ac97_read_proc (char *page_out, char **start, off_t off, - int count, int *eof, void *data); extern int ac97_probe_codec(struct ac97_codec *); -extern unsigned int ac97_set_adc_rate(struct ac97_codec *codec, unsigned int rate); -extern unsigned int ac97_set_dac_rate(struct ac97_codec *codec, unsigned int rate); extern struct ac97_codec *ac97_alloc_codec(void); extern void ac97_release_codec(struct ac97_codec *codec); @@ -363,7 +359,4 @@ struct ac97_quirk { int type; /* quirk type above */ }; -struct pci_dev; -extern int ac97_tune_hardware(struct pci_dev *pdev, struct ac97_quirk *quirk, int override); - #endif /* _AC97_CODEC_H_ */ diff --git a/include/linux/acct.h b/include/linux/acct.h index 302eb727ecb8..e8cae54e8d88 100644 --- a/include/linux/acct.h +++ b/include/linux/acct.h @@ -173,7 +173,11 @@ typedef struct acct acct_t; static inline u32 jiffies_to_AHZ(unsigned long x) { #if (TICK_NSEC % (NSEC_PER_SEC / AHZ)) == 0 +# if HZ < AHZ + return x * (AHZ / HZ); +# else return x / (HZ / AHZ); +# endif #else u64 tmp = (u64)x * TICK_NSEC; do_div(tmp, (NSEC_PER_SEC / AHZ)); diff --git a/include/linux/acpi.h b/include/linux/acpi.h index e3c16c981e46..63f2e6ed698f 100644 --- a/include/linux/acpi.h +++ b/include/linux/acpi.h @@ -40,6 +40,7 @@ #include <acpi/acpi_drivers.h> #include <acpi/acpi_numa.h> #include <asm/acpi.h> +#include <linux/dmi.h> #ifdef CONFIG_ACPI @@ -192,7 +193,9 @@ extern int ec_transaction(u8 command, #endif /*CONFIG_ACPI_EC*/ extern int acpi_blacklisted(void); -extern void acpi_bios_year(char *s); +#ifdef CONFIG_DMI +extern void acpi_dmi_osi_linux(int enable, const struct dmi_system_id *d); +#endif #ifdef CONFIG_ACPI_NUMA int acpi_get_pxm(acpi_handle handle); @@ -226,5 +229,5 @@ static inline int acpi_boot_table_init(void) return 0; } -#endif /* CONFIG_ACPI */ +#endif /* !CONFIG_ACPI */ #endif /*_LINUX_ACPI_H*/ diff --git a/include/linux/acpi_pmtmr.h b/include/linux/acpi_pmtmr.h index 1d0ef1ae8036..7e3d2859be50 100644 --- a/include/linux/acpi_pmtmr.h +++ b/include/linux/acpi_pmtmr.h @@ -25,6 +25,8 @@ static inline u32 acpi_pm_read_early(void) return acpi_pm_read_verified() & ACPI_PM_MASK; } +extern void pmtimer_wait(unsigned); + #else static inline u32 acpi_pm_read_early(void) diff --git a/include/linux/agp_backend.h b/include/linux/agp_backend.h index abc521cfb084..03e34547d489 100644 --- a/include/linux/agp_backend.h +++ b/include/linux/agp_backend.h @@ -109,6 +109,7 @@ extern int agp_unbind_memory(struct agp_memory *); 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 /* __KERNEL__ */ #endif /* _AGP_BACKEND_H */ diff --git a/include/linux/agpgart.h b/include/linux/agpgart.h index 09fbf7e5a6cb..62aef589eb94 100644 --- a/include/linux/agpgart.h +++ b/include/linux/agpgart.h @@ -38,6 +38,7 @@ #define AGPIOC_DEALLOCATE _IOW (AGPIOC_BASE, 7, int) #define AGPIOC_BIND _IOW (AGPIOC_BASE, 8, struct agp_bind*) #define AGPIOC_UNBIND _IOW (AGPIOC_BASE, 9, struct agp_unbind*) +#define AGPIOC_CHIPSET_FLUSH _IO (AGPIOC_BASE, 10) #define AGP_DEVICE "/dev/agpgart" diff --git a/include/linux/async_tx.h b/include/linux/async_tx.h index bdca3f1b3213..eb640f0acfac 100644 --- a/include/linux/async_tx.h +++ b/include/linux/async_tx.h @@ -47,7 +47,6 @@ struct dma_chan_ref { * address is an implied source, whereas the asynchronous case it must be listed * as a source. The destination address must be the first address in the source * array. - * @ASYNC_TX_ASSUME_COHERENT: skip cache maintenance operations * @ASYNC_TX_ACK: immediately ack the descriptor, precludes setting up a * dependency chain * @ASYNC_TX_DEP_ACK: ack the dependency descriptor. Useful for chaining. @@ -55,7 +54,6 @@ struct dma_chan_ref { enum async_tx_flags { ASYNC_TX_XOR_ZERO_DST = (1 << 0), ASYNC_TX_XOR_DROP_DST = (1 << 1), - ASYNC_TX_ASSUME_COHERENT = (1 << 2), ASYNC_TX_ACK = (1 << 3), ASYNC_TX_DEP_ACK = (1 << 4), }; @@ -64,9 +62,15 @@ enum async_tx_flags { void async_tx_issue_pending_all(void); enum dma_status dma_wait_for_async_tx(struct dma_async_tx_descriptor *tx); void async_tx_run_dependencies(struct dma_async_tx_descriptor *tx); +#ifdef CONFIG_ARCH_HAS_ASYNC_TX_FIND_CHANNEL +#include <asm/async_tx.h> +#else +#define async_tx_find_channel(dep, type, dst, dst_count, src, src_count, len) \ + __async_tx_find_channel(dep, type) struct dma_chan * -async_tx_find_channel(struct dma_async_tx_descriptor *depend_tx, +__async_tx_find_channel(struct dma_async_tx_descriptor *depend_tx, enum dma_transaction_type tx_type); +#endif /* CONFIG_ARCH_HAS_ASYNC_TX_FIND_CHANNEL */ #else static inline void async_tx_issue_pending_all(void) { @@ -88,7 +92,8 @@ async_tx_run_dependencies(struct dma_async_tx_descriptor *tx, static inline struct dma_chan * async_tx_find_channel(struct dma_async_tx_descriptor *depend_tx, - enum dma_transaction_type tx_type) + enum dma_transaction_type tx_type, struct page **dst, int dst_count, + struct page **src, int src_count, size_t len) { return NULL; } diff --git a/include/linux/ata.h b/include/linux/ata.h index 72ab80801ef6..78bbacaed8c4 100644 --- a/include/linux/ata.h +++ b/include/linux/ata.h @@ -286,9 +286,10 @@ enum { ATA_CBL_NONE = 0, ATA_CBL_PATA40 = 1, ATA_CBL_PATA80 = 2, - ATA_CBL_PATA40_SHORT = 3, /* 40 wire cable to high UDMA spec */ - ATA_CBL_PATA_UNK = 4, - ATA_CBL_SATA = 5, + ATA_CBL_PATA40_SHORT = 3, /* 40 wire cable to high UDMA spec */ + ATA_CBL_PATA_UNK = 4, /* don't know, maybe 80c? */ + ATA_CBL_PATA_IGN = 5, /* don't know, ignore cable handling */ + ATA_CBL_SATA = 6, /* SATA Status and Control Registers */ SCR_STATUS = 0, @@ -324,6 +325,13 @@ enum { ATA_TFLAG_LBA = (1 << 4), /* enable LBA */ ATA_TFLAG_FUA = (1 << 5), /* enable FUA */ ATA_TFLAG_POLLING = (1 << 6), /* set nIEN to 1 and use polling */ + + /* protocol flags */ + ATA_PROT_FLAG_PIO = (1 << 0), /* is PIO */ + ATA_PROT_FLAG_DMA = (1 << 1), /* is DMA */ + ATA_PROT_FLAG_DATA = ATA_PROT_FLAG_PIO | ATA_PROT_FLAG_DMA, + ATA_PROT_FLAG_NCQ = (1 << 2), /* is NCQ */ + ATA_PROT_FLAG_ATAPI = (1 << 3), /* is ATAPI */ }; enum ata_tf_protocols { @@ -333,9 +341,9 @@ enum ata_tf_protocols { ATA_PROT_PIO, /* PIO data xfer */ ATA_PROT_DMA, /* DMA */ ATA_PROT_NCQ, /* NCQ */ - ATA_PROT_ATAPI, /* packet command, PIO data xfer*/ - ATA_PROT_ATAPI_NODATA, /* packet command, no data */ - ATA_PROT_ATAPI_DMA, /* packet command with special DMA sauce */ + ATAPI_PROT_NODATA, /* packet command, no data */ + ATAPI_PROT_PIO, /* packet command, PIO data xfer*/ + ATAPI_PROT_DMA, /* packet command with special DMA sauce */ }; enum ata_ioctls { @@ -346,8 +354,8 @@ enum ata_ioctls { /* core structures */ struct ata_prd { - u32 addr; - u32 flags_len; + __le32 addr; + __le32 flags_len; }; struct ata_taskfile { @@ -373,13 +381,69 @@ struct ata_taskfile { u8 command; /* IO operation */ }; +/* + * protocol tests + */ +static inline unsigned int ata_prot_flags(u8 prot) +{ + switch (prot) { + case ATA_PROT_NODATA: + return 0; + case ATA_PROT_PIO: + return ATA_PROT_FLAG_PIO; + case ATA_PROT_DMA: + return ATA_PROT_FLAG_DMA; + case ATA_PROT_NCQ: + return ATA_PROT_FLAG_DMA | ATA_PROT_FLAG_NCQ; + case ATAPI_PROT_NODATA: + return ATA_PROT_FLAG_ATAPI; + case ATAPI_PROT_PIO: + return ATA_PROT_FLAG_ATAPI | ATA_PROT_FLAG_PIO; + case ATAPI_PROT_DMA: + return ATA_PROT_FLAG_ATAPI | ATA_PROT_FLAG_DMA; + } + return 0; +} + +static inline int ata_is_atapi(u8 prot) +{ + return ata_prot_flags(prot) & ATA_PROT_FLAG_ATAPI; +} + +static inline int ata_is_nodata(u8 prot) +{ + return !(ata_prot_flags(prot) & ATA_PROT_FLAG_DATA); +} + +static inline int ata_is_pio(u8 prot) +{ + return ata_prot_flags(prot) & ATA_PROT_FLAG_PIO; +} + +static inline int ata_is_dma(u8 prot) +{ + return ata_prot_flags(prot) & ATA_PROT_FLAG_DMA; +} + +static inline int ata_is_ncq(u8 prot) +{ + return ata_prot_flags(prot) & ATA_PROT_FLAG_NCQ; +} + +static inline int ata_is_data(u8 prot) +{ + return ata_prot_flags(prot) & ATA_PROT_FLAG_DATA; +} + +/* + * id tests + */ #define ata_id_is_ata(id) (((id)[0] & (1 << 15)) == 0) #define ata_id_has_lba(id) ((id)[49] & (1 << 9)) #define ata_id_has_dma(id) ((id)[49] & (1 << 8)) #define ata_id_has_ncq(id) ((id)[76] & (1 << 8)) #define ata_id_queue_depth(id) (((id)[75] & 0x1f) + 1) #define ata_id_removeable(id) ((id)[0] & (1 << 7)) -#define ata_id_has_dword_io(id) ((id)[48] & (1 << 0)) #define ata_id_has_atapi_AN(id) \ ( (((id)[76] != 0x0000) && ((id)[76] != 0xffff)) && \ ((id)[78] & (1 << 5)) ) @@ -415,6 +479,7 @@ static inline bool ata_id_has_dipm(const u16 *id) return val & (1 << 3); } + static inline int ata_id_has_fua(const u16 *id) { if ((id[84] & 0xC000) != 0x4000) @@ -519,6 +584,26 @@ static inline int ata_id_is_sata(const u16 *id) return ata_id_major_version(id) >= 5 && id[93] == 0; } +static inline int ata_id_has_tpm(const u16 *id) +{ + /* The TPM bits are only valid on ATA8 */ + if (ata_id_major_version(id) < 8) + return 0; + if ((id[48] & 0xC000) != 0x4000) + return 0; + return id[48] & (1 << 0); +} + +static inline int ata_id_has_dword_io(const u16 *id) +{ + /* ATA 8 reuses this flag for "trusted" computing */ + if (ata_id_major_version(id) > 7) + return 0; + if (id[48] & (1 << 0)) + return 1; + return 0; +} + static inline int ata_id_current_chs_valid(const u16 *id) { /* For ATA-1 devices, if the INITIALIZE DEVICE PARAMETERS command @@ -554,8 +639,6 @@ static inline int ata_drive_40wire(const u16 *dev_id) static inline int ata_drive_40wire_relaxed(const u16 *dev_id) { - if (ata_id_is_sata(dev_id)) - return 0; /* SATA */ if ((dev_id[93] & 0x2000) == 0x2000) return 0; /* 80 wire */ return 1; @@ -576,13 +659,6 @@ static inline int atapi_command_packet_set(const u16 *dev_id) return (dev_id[0] >> 8) & 0x1f; } -static inline int is_atapi_taskfile(const struct ata_taskfile *tf) -{ - return (tf->protocol == ATA_PROT_ATAPI) || - (tf->protocol == ATA_PROT_ATAPI_NODATA) || - (tf->protocol == ATA_PROT_ATAPI_DMA); -} - static inline int is_multi_taskfile(struct ata_taskfile *tf) { return (tf->command == ATA_CMD_READ_MULTI) || diff --git a/include/linux/ata_platform.h b/include/linux/ata_platform.h new file mode 100644 index 000000000000..b856a2a590d9 --- /dev/null +++ b/include/linux/ata_platform.h @@ -0,0 +1,34 @@ +#ifndef __LINUX_ATA_PLATFORM_H +#define __LINUX_ATA_PLATFORM_H + +struct pata_platform_info { + /* + * I/O port shift, for platforms with ports that are + * constantly spaced and need larger than the 1-byte + * spacing used by ata_std_ports(). + */ + unsigned int ioport_shift; + /* + * Indicate platform specific irq types and initial + * IRQ flags when call request_irq() + */ + unsigned int irq_flags; +}; + +extern int __devinit __pata_platform_probe(struct device *dev, + struct resource *io_res, + struct resource *ctl_res, + struct resource *irq_res, + unsigned int ioport_shift, + int __pio_mask); + +extern int __devexit __pata_platform_remove(struct device *dev); + +/* + * Marvell SATA private data + */ +struct mv_sata_platform_data { + int n_ports; /* number of sata ports */ +}; + +#endif /* __LINUX_ATA_PLATFORM_H */ diff --git a/include/linux/atmbr2684.h b/include/linux/atmbr2684.h index 969fb6c9e1cc..52bf72affbba 100644 --- a/include/linux/atmbr2684.h +++ b/include/linux/atmbr2684.h @@ -14,6 +14,9 @@ #define BR2684_MEDIA_FDDI (3) #define BR2684_MEDIA_802_6 (4) /* 802.6 */ + /* used only at device creation: */ +#define BR2684_FLAG_ROUTED (1<<16) /* payload is routed, not bridged */ + /* * Is there FCS inbound on this VC? This currently isn't supported. */ @@ -36,15 +39,22 @@ #define BR2684_ENCAPS_AUTODETECT (2) /* Unsuported */ /* + * Is this VC bridged or routed? + */ + +#define BR2684_PAYLOAD_ROUTED (0) +#define BR2684_PAYLOAD_BRIDGED (1) + +/* * This is for the ATM_NEWBACKENDIF call - these are like socket families: * the first element of the structure is the backend number and the rest * is per-backend specific */ struct atm_newif_br2684 { - atm_backend_t backend_num; /* ATM_BACKEND_BR2684 */ - int media; /* BR2684_MEDIA_* */ - char ifname[IFNAMSIZ]; - int mtu; + atm_backend_t backend_num; /* ATM_BACKEND_BR2684 */ + int media; /* BR2684_MEDIA_*, flags in upper bits */ + char ifname[IFNAMSIZ]; + int mtu; }; /* @@ -55,10 +65,10 @@ struct atm_newif_br2684 { #define BR2684_FIND_BYNUM (1) #define BR2684_FIND_BYIFNAME (2) struct br2684_if_spec { - int method; /* BR2684_FIND_* */ + int method; /* BR2684_FIND_* */ union { - char ifname[IFNAMSIZ]; - int devnum; + char ifname[IFNAMSIZ]; + int devnum; } spec; }; @@ -68,16 +78,16 @@ struct br2684_if_spec { * is per-backend specific */ struct atm_backend_br2684 { - atm_backend_t backend_num; /* ATM_BACKEND_BR2684 */ + atm_backend_t backend_num; /* ATM_BACKEND_BR2684 */ struct br2684_if_spec ifspec; - int fcs_in; /* BR2684_FCSIN_* */ - int fcs_out; /* BR2684_FCSOUT_* */ - int fcs_auto; /* 1: fcs_{in,out} disabled if no FCS rx'ed */ - int encaps; /* BR2684_ENCAPS_* */ - int has_vpiid; /* 1: use vpn_id - Unsupported */ - __u8 vpn_id[7]; - int send_padding; /* unsupported */ - int min_size; /* we will pad smaller packets than this */ + int fcs_in; /* BR2684_FCSIN_* */ + int fcs_out; /* BR2684_FCSOUT_* */ + int fcs_auto; /* 1: fcs_{in,out} disabled if no FCS rx'ed */ + int encaps; /* BR2684_ENCAPS_* */ + int has_vpiid; /* 1: use vpn_id - Unsupported */ + __u8 vpn_id[7]; + int send_padding; /* unsupported */ + int min_size; /* we will pad smaller packets than this */ }; /* @@ -86,8 +96,8 @@ struct atm_backend_br2684 { * efficient per-if in/out filters, this support will be removed */ struct br2684_filter { - __be32 prefix; /* network byte order */ - __be32 netmask; /* 0 = disable filter */ + __be32 prefix; /* network byte order */ + __be32 netmask; /* 0 = disable filter */ }; struct br2684_filter_set { @@ -95,6 +105,11 @@ struct br2684_filter_set { struct br2684_filter filter; }; +enum br2684_payload { + p_routed = BR2684_PAYLOAD_ROUTED, + p_bridged = BR2684_PAYLOAD_BRIDGED, +}; + #define BR2684_SETFILT _IOW( 'a', ATMIOC_BACKEND + 0, \ struct br2684_filter_set) diff --git a/include/linux/atmdev.h b/include/linux/atmdev.h index 2096e5c72827..a3d07c29d16c 100644 --- a/include/linux/atmdev.h +++ b/include/linux/atmdev.h @@ -359,7 +359,7 @@ struct atm_dev { struct proc_dir_entry *proc_entry; /* proc entry */ char *proc_name; /* proc entry name */ #endif - struct class_device class_dev; /* sysfs class device */ + struct device class_dev; /* sysfs device */ struct list_head dev_list; /* linkage */ }; @@ -461,7 +461,7 @@ static inline void atm_dev_put(struct atm_dev *dev) BUG_ON(!test_bit(ATM_DF_REMOVED, &dev->flags)); if (dev->ops->dev_close) dev->ops->dev_close(dev); - class_device_put(&dev->class_dev); + put_device(&dev->class_dev); } } diff --git a/include/linux/atmel_serial.h b/include/linux/atmel_serial.h new file mode 100644 index 000000000000..fd6833764d72 --- /dev/null +++ b/include/linux/atmel_serial.h @@ -0,0 +1,127 @@ +/* + * include/linux/atmel_serial.h + * + * Copyright (C) 2005 Ivan Kokshaysky + * Copyright (C) SAN People + * + * USART registers. + * Based on AT91RM9200 datasheet revision E. + * + * 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 ATMEL_SERIAL_H +#define ATMEL_SERIAL_H + +#define ATMEL_US_CR 0x00 /* Control Register */ +#define ATMEL_US_RSTRX (1 << 2) /* Reset Receiver */ +#define ATMEL_US_RSTTX (1 << 3) /* Reset Transmitter */ +#define ATMEL_US_RXEN (1 << 4) /* Receiver Enable */ +#define ATMEL_US_RXDIS (1 << 5) /* Receiver Disable */ +#define ATMEL_US_TXEN (1 << 6) /* Transmitter Enable */ +#define ATMEL_US_TXDIS (1 << 7) /* Transmitter Disable */ +#define ATMEL_US_RSTSTA (1 << 8) /* Reset Status Bits */ +#define ATMEL_US_STTBRK (1 << 9) /* Start Break */ +#define ATMEL_US_STPBRK (1 << 10) /* Stop Break */ +#define ATMEL_US_STTTO (1 << 11) /* Start Time-out */ +#define ATMEL_US_SENDA (1 << 12) /* Send Address */ +#define ATMEL_US_RSTIT (1 << 13) /* Reset Iterations */ +#define ATMEL_US_RSTNACK (1 << 14) /* Reset Non Acknowledge */ +#define ATMEL_US_RETTO (1 << 15) /* Rearm Time-out */ +#define ATMEL_US_DTREN (1 << 16) /* Data Terminal Ready Enable [AT91RM9200 only] */ +#define ATMEL_US_DTRDIS (1 << 17) /* Data Terminal Ready Disable [AT91RM9200 only] */ +#define ATMEL_US_RTSEN (1 << 18) /* Request To Send Enable */ +#define ATMEL_US_RTSDIS (1 << 19) /* Request To Send Disable */ + +#define ATMEL_US_MR 0x04 /* Mode Register */ +#define ATMEL_US_USMODE (0xf << 0) /* Mode of the USART */ +#define ATMEL_US_USMODE_NORMAL 0 +#define ATMEL_US_USMODE_RS485 1 +#define ATMEL_US_USMODE_HWHS 2 +#define ATMEL_US_USMODE_MODEM 3 +#define ATMEL_US_USMODE_ISO7816_T0 4 +#define ATMEL_US_USMODE_ISO7816_T1 6 +#define ATMEL_US_USMODE_IRDA 8 +#define ATMEL_US_USCLKS (3 << 4) /* Clock Selection */ +#define ATMEL_US_USCLKS_MCK (0 << 4) +#define ATMEL_US_USCLKS_MCK_DIV8 (1 << 4) +#define ATMEL_US_USCLKS_SCK (3 << 4) +#define ATMEL_US_CHRL (3 << 6) /* Character Length */ +#define ATMEL_US_CHRL_5 (0 << 6) +#define ATMEL_US_CHRL_6 (1 << 6) +#define ATMEL_US_CHRL_7 (2 << 6) +#define ATMEL_US_CHRL_8 (3 << 6) +#define ATMEL_US_SYNC (1 << 8) /* Synchronous Mode Select */ +#define ATMEL_US_PAR (7 << 9) /* Parity Type */ +#define ATMEL_US_PAR_EVEN (0 << 9) +#define ATMEL_US_PAR_ODD (1 << 9) +#define ATMEL_US_PAR_SPACE (2 << 9) +#define ATMEL_US_PAR_MARK (3 << 9) +#define ATMEL_US_PAR_NONE (4 << 9) +#define ATMEL_US_PAR_MULTI_DROP (6 << 9) +#define ATMEL_US_NBSTOP (3 << 12) /* Number of Stop Bits */ +#define ATMEL_US_NBSTOP_1 (0 << 12) +#define ATMEL_US_NBSTOP_1_5 (1 << 12) +#define ATMEL_US_NBSTOP_2 (2 << 12) +#define ATMEL_US_CHMODE (3 << 14) /* Channel Mode */ +#define ATMEL_US_CHMODE_NORMAL (0 << 14) +#define ATMEL_US_CHMODE_ECHO (1 << 14) +#define ATMEL_US_CHMODE_LOC_LOOP (2 << 14) +#define ATMEL_US_CHMODE_REM_LOOP (3 << 14) +#define ATMEL_US_MSBF (1 << 16) /* Bit Order */ +#define ATMEL_US_MODE9 (1 << 17) /* 9-bit Character Length */ +#define ATMEL_US_CLKO (1 << 18) /* Clock Output Select */ +#define ATMEL_US_OVER (1 << 19) /* Oversampling Mode */ +#define ATMEL_US_INACK (1 << 20) /* Inhibit Non Acknowledge */ +#define ATMEL_US_DSNACK (1 << 21) /* Disable Successive NACK */ +#define ATMEL_US_MAX_ITER (7 << 24) /* Max Iterations */ +#define ATMEL_US_FILTER (1 << 28) /* Infrared Receive Line Filter */ + +#define ATMEL_US_IER 0x08 /* Interrupt Enable Register */ +#define ATMEL_US_RXRDY (1 << 0) /* Receiver Ready */ +#define ATMEL_US_TXRDY (1 << 1) /* Transmitter Ready */ +#define ATMEL_US_RXBRK (1 << 2) /* Break Received / End of Break */ +#define ATMEL_US_ENDRX (1 << 3) /* End of Receiver Transfer */ +#define ATMEL_US_ENDTX (1 << 4) /* End of Transmitter Transfer */ +#define ATMEL_US_OVRE (1 << 5) /* Overrun Error */ +#define ATMEL_US_FRAME (1 << 6) /* Framing Error */ +#define ATMEL_US_PARE (1 << 7) /* Parity Error */ +#define ATMEL_US_TIMEOUT (1 << 8) /* Receiver Time-out */ +#define ATMEL_US_TXEMPTY (1 << 9) /* Transmitter Empty */ +#define ATMEL_US_ITERATION (1 << 10) /* Max number of Repetitions Reached */ +#define ATMEL_US_TXBUFE (1 << 11) /* Transmission Buffer Empty */ +#define ATMEL_US_RXBUFF (1 << 12) /* Reception Buffer Full */ +#define ATMEL_US_NACK (1 << 13) /* Non Acknowledge */ +#define ATMEL_US_RIIC (1 << 16) /* Ring Indicator Input Change [AT91RM9200 only] */ +#define ATMEL_US_DSRIC (1 << 17) /* Data Set Ready Input Change [AT91RM9200 only] */ +#define ATMEL_US_DCDIC (1 << 18) /* Data Carrier Detect Input Change [AT91RM9200 only] */ +#define ATMEL_US_CTSIC (1 << 19) /* Clear to Send Input Change */ +#define ATMEL_US_RI (1 << 20) /* RI */ +#define ATMEL_US_DSR (1 << 21) /* DSR */ +#define ATMEL_US_DCD (1 << 22) /* DCD */ +#define ATMEL_US_CTS (1 << 23) /* CTS */ + +#define ATMEL_US_IDR 0x0c /* Interrupt Disable Register */ +#define ATMEL_US_IMR 0x10 /* Interrupt Mask Register */ +#define ATMEL_US_CSR 0x14 /* Channel Status Register */ +#define ATMEL_US_RHR 0x18 /* Receiver Holding Register */ +#define ATMEL_US_THR 0x1c /* Transmitter Holding Register */ +#define ATMEL_US_SYNH (1 << 15) /* Transmit/Receive Sync [AT91SAM9261 only] */ + +#define ATMEL_US_BRGR 0x20 /* Baud Rate Generator Register */ +#define ATMEL_US_CD (0xffff << 0) /* Clock Divider */ + +#define ATMEL_US_RTOR 0x24 /* Receiver Time-out Register */ +#define ATMEL_US_TO (0xffff << 0) /* Time-out Value */ + +#define ATMEL_US_TTGR 0x28 /* Transmitter Timeguard Register */ +#define ATMEL_US_TG (0xff << 0) /* Timeguard Value */ + +#define ATMEL_US_FIDI 0x40 /* FI DI Ratio Register */ +#define ATMEL_US_NER 0x44 /* Number of Errors Register */ +#define ATMEL_US_IF 0x4c /* IrDA Filter Register */ + +#endif diff --git a/include/linux/attribute_container.h b/include/linux/attribute_container.h index 8ff274933948..f5582332af04 100644 --- a/include/linux/attribute_container.h +++ b/include/linux/attribute_container.h @@ -17,6 +17,7 @@ struct attribute_container { struct list_head node; struct klist containers; struct class *class; + struct attribute_group *grp; struct class_device_attribute **attrs; int (*match)(struct attribute_container *, struct device *); #define ATTRIBUTE_CONTAINER_NO_CLASSDEVS 0x01 diff --git a/include/linux/audit.h b/include/linux/audit.h index c68781692838..97153027207a 100644 --- a/include/linux/audit.h +++ b/include/linux/audit.h @@ -98,6 +98,7 @@ #define AUDIT_FD_PAIR 1317 /* audit record for pipe/socketpair */ #define AUDIT_OBJ_PID 1318 /* ptrace target */ #define AUDIT_TTY 1319 /* Input on an administrative TTY */ +#define AUDIT_EOE 1320 /* End of multi-record event */ #define AUDIT_AVC 1400 /* SE Linux avc denial or grant */ #define AUDIT_SELINUX_ERR 1401 /* Internal SE Linux Errors */ @@ -115,6 +116,8 @@ #define AUDIT_MAC_IPSEC_ADDSPD 1413 /* Not used */ #define AUDIT_MAC_IPSEC_DELSPD 1414 /* Not used */ #define AUDIT_MAC_IPSEC_EVENT 1415 /* Audit an IPSec event */ +#define AUDIT_MAC_UNLBL_STCADD 1416 /* NetLabel: add a static label */ +#define AUDIT_MAC_UNLBL_STCDEL 1417 /* NetLabel: del a static label */ #define AUDIT_FIRST_KERN_ANOM_MSG 1700 #define AUDIT_LAST_KERN_ANOM_MSG 1799 @@ -407,7 +410,8 @@ extern unsigned int audit_serial(void); extern void auditsc_get_stamp(struct audit_context *ctx, struct timespec *t, unsigned int *serial); extern int audit_set_loginuid(struct task_struct *task, uid_t loginuid); -extern uid_t audit_get_loginuid(struct audit_context *ctx); +#define audit_get_loginuid(t) ((t)->loginuid) +#define audit_get_sessionid(t) ((t)->sessionid) extern void audit_log_task_context(struct audit_buffer *ab); extern int __audit_ipc_obj(struct kern_ipc_perm *ipcp); extern int __audit_ipc_set_perm(unsigned long qbytes, uid_t uid, gid_t gid, mode_t mode); @@ -486,7 +490,8 @@ extern int audit_signals; #define audit_inode_child(d,i,p) do { ; } while (0) #define audit_core_dumps(i) do { ; } while (0) #define auditsc_get_stamp(c,t,s) do { BUG(); } while (0) -#define audit_get_loginuid(c) ({ -1; }) +#define audit_get_loginuid(t) (-1) +#define audit_get_sessionid(t) (-1) #define audit_log_task_context(b) do { ; } while (0) #define audit_ipc_obj(i) ({ 0; }) #define audit_ipc_set_perm(q,u,g,m) ({ 0; }) @@ -520,9 +525,11 @@ extern void audit_log_end(struct audit_buffer *ab); extern void audit_log_hex(struct audit_buffer *ab, const unsigned char *buf, size_t len); -extern const char * audit_log_untrustedstring(struct audit_buffer *ab, +extern int audit_string_contains_control(const char *string, + size_t len); +extern void audit_log_untrustedstring(struct audit_buffer *ab, const char *string); -extern const char * audit_log_n_untrustedstring(struct audit_buffer *ab, +extern void audit_log_n_untrustedstring(struct audit_buffer *ab, size_t n, const char *string); extern void audit_log_d_path(struct audit_buffer *ab, diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index d18ee67b40f8..90392a9d7a9c 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -34,85 +34,11 @@ struct sg_io_hdr; #define BLKDEV_MIN_RQ 4 #define BLKDEV_MAX_RQ 128 /* Default maximum */ -/* - * This is the per-process anticipatory I/O scheduler state. - */ -struct as_io_context { - spinlock_t lock; - - void (*dtor)(struct as_io_context *aic); /* destructor */ - void (*exit)(struct as_io_context *aic); /* called on task exit */ - - unsigned long state; - atomic_t nr_queued; /* queued reads & sync writes */ - atomic_t nr_dispatched; /* number of requests gone to the drivers */ - - /* IO History tracking */ - /* Thinktime */ - unsigned long last_end_request; - unsigned long ttime_total; - unsigned long ttime_samples; - unsigned long ttime_mean; - /* Layout pattern */ - unsigned int seek_samples; - sector_t last_request_pos; - u64 seek_total; - sector_t seek_mean; -}; - -struct cfq_queue; -struct cfq_io_context { - struct rb_node rb_node; - void *key; - - struct cfq_queue *cfqq[2]; - - struct io_context *ioc; - - unsigned long last_end_request; - sector_t last_request_pos; - - unsigned long ttime_total; - unsigned long ttime_samples; - unsigned long ttime_mean; - - unsigned int seek_samples; - u64 seek_total; - sector_t seek_mean; - - struct list_head queue_list; - - void (*dtor)(struct io_context *); /* destructor */ - void (*exit)(struct io_context *); /* called on task exit */ -}; - -/* - * This is the per-process I/O subsystem state. It is refcounted and - * kmalloc'ed. Currently all fields are modified in process io context - * (apart from the atomic refcount), so require no locking. - */ -struct io_context { - atomic_t refcount; - struct task_struct *task; - - unsigned int ioprio_changed; - - /* - * For request batching - */ - unsigned long last_waited; /* Time last woken after wait for request */ - int nr_batch_requests; /* Number of requests left in the batch */ - - struct as_io_context *aic; - struct rb_root cic_root; - void *ioc_data; -}; - -void put_io_context(struct io_context *ioc); +int put_io_context(struct io_context *ioc); void exit_io_context(void); struct io_context *get_io_context(gfp_t gfp_flags, int node); +struct io_context *alloc_io_context(gfp_t gfp_flags, int node); void copy_io_context(struct io_context **pdst, struct io_context **psrc); -void swap_io_context(struct io_context **ioc1, struct io_context **ioc2); struct request; typedef void (rq_end_io_fn)(struct request *, int); @@ -143,8 +69,6 @@ enum rq_cmd_type_bits { * use REQ_TYPE_SPECIAL and use rq->cmd[0] with the range of driver * private REQ_LB opcodes to differentiate what type of request this is */ - REQ_TYPE_ATA_CMD, - REQ_TYPE_ATA_TASK, REQ_TYPE_ATA_TASKFILE, REQ_TYPE_ATA_PC, }; @@ -431,6 +355,8 @@ struct request_queue unsigned int max_segment_size; unsigned long seg_boundary_mask; + void *dma_drain_buffer; + unsigned int dma_drain_size; unsigned int dma_alignment; struct blk_queue_tag *queue_tags; @@ -539,6 +465,8 @@ enum { #define blk_fua_rq(rq) ((rq)->cmd_flags & REQ_FUA) #define blk_bidi_rq(rq) ((rq)->next_rq != NULL) #define blk_empty_barrier(rq) (blk_barrier_rq(rq) && blk_fs_request(rq) && !(rq)->hard_nr_sectors) +/* rq->queuelist of dequeued request must be list_empty() */ +#define blk_queued_rq(rq) (!list_empty(&(rq)->queuelist)) #define list_entry_rq(ptr) list_entry((ptr), struct request, queuelist) @@ -718,29 +646,35 @@ static inline void blk_run_address_space(struct address_space *mapping) } /* - * end_request() and friends. Must be called with the request queue spinlock - * acquired. All functions called within end_request() _must_be_ atomic. + * blk_end_request() and friends. + * __blk_end_request() and end_request() must be called with + * the request queue spinlock acquired. * * Several drivers define their own end_request and call - * end_that_request_first() and end_that_request_last() - * for parts of the original function. This prevents - * code duplication in drivers. + * blk_end_request() for parts of the original function. + * This prevents code duplication in drivers. */ -extern int end_that_request_first(struct request *, int, int); -extern int end_that_request_chunk(struct request *, int, int); -extern void end_that_request_last(struct request *, int); +extern int blk_end_request(struct request *rq, int error, + unsigned int nr_bytes); +extern int __blk_end_request(struct request *rq, int error, + unsigned int nr_bytes); +extern int blk_end_bidi_request(struct request *rq, int error, + unsigned int nr_bytes, unsigned int bidi_bytes); extern void end_request(struct request *, int); extern void end_queued_request(struct request *, int); extern void end_dequeued_request(struct request *, int); +extern int blk_end_request_callback(struct request *rq, int error, + unsigned int nr_bytes, + int (drv_callback)(struct request *)); extern void blk_complete_request(struct request *); /* - * end_that_request_first/chunk() takes an uptodate argument. we account - * any value <= as an io error. 0 means -EIO for compatability reasons, - * any other < 0 value is the direct error type. An uptodate value of - * 1 indicates successful io completion + * blk_end_request() takes bytes instead of sectors as a complete size. + * blk_rq_bytes() returns bytes left to complete in the entire request. + * blk_rq_cur_bytes() returns bytes left to complete in the current segment. */ -#define end_io_error(uptodate) (unlikely((uptodate) <= 0)) +extern unsigned int blk_rq_bytes(struct request *rq); +extern unsigned int blk_rq_cur_bytes(struct request *rq); static inline void blkdev_dequeue_request(struct request *req) { @@ -762,10 +696,13 @@ extern void blk_queue_max_hw_segments(struct request_queue *, unsigned short); extern void blk_queue_max_segment_size(struct request_queue *, unsigned int); extern void blk_queue_hardsect_size(struct request_queue *, unsigned short); extern void blk_queue_stack_limits(struct request_queue *t, struct request_queue *b); +extern int blk_queue_dma_drain(struct request_queue *q, void *buf, + unsigned int size); extern void blk_queue_segment_boundary(struct request_queue *, unsigned long); extern void blk_queue_prep_rq(struct request_queue *, prep_rq_fn *pfn); extern void blk_queue_merge_bvec(struct request_queue *, merge_bvec_fn *); extern void blk_queue_dma_alignment(struct request_queue *, int); +extern void blk_queue_update_dma_alignment(struct request_queue *, int); extern void blk_queue_softirq_done(struct request_queue *, softirq_done_fn *); extern struct backing_dev_info *blk_get_backing_dev_info(struct block_device *bdev); extern int blk_queue_ordered(struct request_queue *, unsigned, prepare_flush_fn *); @@ -837,12 +774,7 @@ static inline int bdev_hardsect_size(struct block_device *bdev) static inline int queue_dma_alignment(struct request_queue *q) { - int retval = 511; - - if (q && q->dma_alignment) - retval = q->dma_alignment; - - return retval; + return q ? q->dma_alignment : 511; } /* assumes size > 256 */ @@ -895,6 +827,13 @@ static inline void exit_io_context(void) { } +struct io_context; +static inline int put_io_context(struct io_context *ioc) +{ + return 1; +} + + #endif /* CONFIG_BLOCK */ #endif diff --git a/include/linux/blktrace_api.h b/include/linux/blktrace_api.h index 7e11d23ac36a..cfc3147e5cf9 100644 --- a/include/linux/blktrace_api.h +++ b/include/linux/blktrace_api.h @@ -148,7 +148,7 @@ extern int blk_trace_ioctl(struct block_device *, unsigned, char __user *); extern void blk_trace_shutdown(struct request_queue *); extern void __blk_add_trace(struct blk_trace *, sector_t, int, int, u32, int, int, void *); extern int do_blk_trace_setup(struct request_queue *q, - struct block_device *bdev, struct blk_user_trace_setup *buts); + char *name, dev_t dev, struct blk_user_trace_setup *buts); /** @@ -282,6 +282,11 @@ static inline void blk_add_trace_remap(struct request_queue *q, struct bio *bio, __blk_add_trace(bt, from, bio->bi_size, bio->bi_rw, BLK_TA_REMAP, !bio_flagged(bio, BIO_UPTODATE), sizeof(r), &r); } +extern int blk_trace_setup(struct request_queue *q, char *name, dev_t dev, + char __user *arg); +extern int blk_trace_startstop(struct request_queue *q, int start); +extern int blk_trace_remove(struct request_queue *q); + #else /* !CONFIG_BLK_DEV_IO_TRACE */ #define blk_trace_ioctl(bdev, cmd, arg) (-ENOTTY) #define blk_trace_shutdown(q) do { } while (0) @@ -290,7 +295,10 @@ static inline void blk_add_trace_remap(struct request_queue *q, struct bio *bio, #define blk_add_trace_generic(q, rq, rw, what) do { } while (0) #define blk_add_trace_pdu_int(q, what, bio, pdu) do { } while (0) #define blk_add_trace_remap(q, bio, dev, f, t) do {} while (0) -#define do_blk_trace_setup(q, bdev, buts) (-ENOTTY) +#define do_blk_trace_setup(q, name, dev, buts) (-ENOTTY) +#define blk_trace_setup(q, name, dev, arg) (-ENOTTY) +#define blk_trace_startstop(q, start) (-ENOTTY) +#define blk_trace_remove(q) (-ENOTTY) #endif /* CONFIG_BLK_DEV_IO_TRACE */ #endif /* __KERNEL__ */ #endif diff --git a/include/linux/buffer_head.h b/include/linux/buffer_head.h index da0d83fbadc0..e98801f06dcc 100644 --- a/include/linux/buffer_head.h +++ b/include/linux/buffer_head.h @@ -192,6 +192,8 @@ int sync_dirty_buffer(struct buffer_head *bh); int submit_bh(int, struct buffer_head *); void write_boundary_block(struct block_device *bdev, sector_t bblock, unsigned blocksize); +int bh_uptodate_or_lock(struct buffer_head *bh); +int bh_submit_read(struct buffer_head *bh); extern int buffer_heads_over_limit; diff --git a/include/linux/can.h b/include/linux/can.h new file mode 100644 index 000000000000..d18333302cbd --- /dev/null +++ b/include/linux/can.h @@ -0,0 +1,111 @@ +/* + * linux/can.h + * + * Definitions for CAN network layer (socket addr / CAN frame / CAN filter) + * + * Authors: Oliver Hartkopp <oliver.hartkopp@volkswagen.de> + * Urs Thuermann <urs.thuermann@volkswagen.de> + * Copyright (c) 2002-2007 Volkswagen Group Electronic Research + * All rights reserved. + * + * Send feedback to <socketcan-users@lists.berlios.de> + * + */ + +#ifndef CAN_H +#define CAN_H + +#include <linux/types.h> +#include <linux/socket.h> + +/* controller area network (CAN) kernel definitions */ + +/* special address description flags for the CAN_ID */ +#define CAN_EFF_FLAG 0x80000000U /* EFF/SFF is set in the MSB */ +#define CAN_RTR_FLAG 0x40000000U /* remote transmission request */ +#define CAN_ERR_FLAG 0x20000000U /* error frame */ + +/* valid bits in CAN ID for frame formats */ +#define CAN_SFF_MASK 0x000007FFU /* standard frame format (SFF) */ +#define CAN_EFF_MASK 0x1FFFFFFFU /* extended frame format (EFF) */ +#define CAN_ERR_MASK 0x1FFFFFFFU /* omit EFF, RTR, ERR flags */ + +/* + * Controller Area Network Identifier structure + * + * bit 0-28 : CAN identifier (11/29 bit) + * bit 29 : error frame flag (0 = data frame, 1 = error frame) + * bit 30 : remote transmission request flag (1 = rtr frame) + * bit 31 : frame format flag (0 = standard 11 bit, 1 = extended 29 bit) + */ +typedef __u32 canid_t; + +/* + * Controller Area Network Error Frame Mask structure + * + * bit 0-28 : error class mask (see include/linux/can/error.h) + * bit 29-31 : set to zero + */ +typedef __u32 can_err_mask_t; + +/** + * struct can_frame - basic CAN frame structure + * @can_id: the CAN ID of the frame and CAN_*_FLAG flags, see above. + * @can_dlc: the data length field of the CAN frame + * @data: the CAN frame payload. + */ +struct can_frame { + canid_t can_id; /* 32 bit CAN_ID + EFF/RTR/ERR flags */ + __u8 can_dlc; /* data length code: 0 .. 8 */ + __u8 data[8] __attribute__((aligned(8))); +}; + +/* particular protocols of the protocol family PF_CAN */ +#define CAN_RAW 1 /* RAW sockets */ +#define CAN_BCM 2 /* Broadcast Manager */ +#define CAN_TP16 3 /* VAG Transport Protocol v1.6 */ +#define CAN_TP20 4 /* VAG Transport Protocol v2.0 */ +#define CAN_MCNET 5 /* Bosch MCNet */ +#define CAN_ISOTP 6 /* ISO 15765-2 Transport Protocol */ +#define CAN_NPROTO 7 + +#define SOL_CAN_BASE 100 + +/** + * struct sockaddr_can - the sockaddr structure for CAN sockets + * @can_family: address family number AF_CAN. + * @can_ifindex: CAN network interface index. + * @can_addr: protocol specific address information + */ +struct sockaddr_can { + sa_family_t can_family; + int can_ifindex; + union { + /* transport protocol class address information (e.g. ISOTP) */ + struct { canid_t rx_id, tx_id; } tp; + + /* reserved for future CAN protocols address information */ + } can_addr; +}; + +/** + * struct can_filter - CAN ID based filter in can_register(). + * @can_id: relevant bits of CAN ID which are not masked out. + * @can_mask: CAN mask (see description) + * + * Description: + * A filter matches, when + * + * <received_can_id> & mask == can_id & mask + * + * The filter can be inverted (CAN_INV_FILTER bit set in can_id) or it can + * filter for error frames (CAN_ERR_FLAG bit set in mask). + */ +struct can_filter { + canid_t can_id; + canid_t can_mask; +}; + +#define CAN_INV_FILTER 0x20000000U /* to be set in can_filter.can_id */ + +#endif /* CAN_H */ diff --git a/include/linux/can/Kbuild b/include/linux/can/Kbuild new file mode 100644 index 000000000000..eff898aac02b --- /dev/null +++ b/include/linux/can/Kbuild @@ -0,0 +1,3 @@ +header-y += raw.h +header-y += bcm.h +header-y += error.h diff --git a/include/linux/can/bcm.h b/include/linux/can/bcm.h new file mode 100644 index 000000000000..7f293273c444 --- /dev/null +++ b/include/linux/can/bcm.h @@ -0,0 +1,65 @@ +/* + * linux/can/bcm.h + * + * Definitions for CAN Broadcast Manager (BCM) + * + * Author: Oliver Hartkopp <oliver.hartkopp@volkswagen.de> + * Copyright (c) 2002-2007 Volkswagen Group Electronic Research + * All rights reserved. + * + * Send feedback to <socketcan-users@lists.berlios.de> + * + */ + +#ifndef CAN_BCM_H +#define CAN_BCM_H + +/** + * struct bcm_msg_head - head of messages to/from the broadcast manager + * @opcode: opcode, see enum below. + * @flags: special flags, see below. + * @count: number of frames to send before changing interval. + * @ival1: interval for the first @count frames. + * @ival2: interval for the following frames. + * @can_id: CAN ID of frames to be sent or received. + * @nframes: number of frames appended to the message head. + * @frames: array of CAN frames. + */ +struct bcm_msg_head { + __u32 opcode; + __u32 flags; + __u32 count; + struct timeval ival1, ival2; + canid_t can_id; + __u32 nframes; + struct can_frame frames[0]; +}; + +enum { + TX_SETUP = 1, /* create (cyclic) transmission task */ + TX_DELETE, /* remove (cyclic) transmission task */ + TX_READ, /* read properties of (cyclic) transmission task */ + TX_SEND, /* send one CAN frame */ + RX_SETUP, /* create RX content filter subscription */ + RX_DELETE, /* remove RX content filter subscription */ + RX_READ, /* read properties of RX content filter subscription */ + TX_STATUS, /* reply to TX_READ request */ + TX_EXPIRED, /* notification on performed transmissions (count=0) */ + RX_STATUS, /* reply to RX_READ request */ + RX_TIMEOUT, /* cyclic message is absent */ + RX_CHANGED /* updated CAN frame (detected content change) */ +}; + +#define SETTIMER 0x0001 +#define STARTTIMER 0x0002 +#define TX_COUNTEVT 0x0004 +#define TX_ANNOUNCE 0x0008 +#define TX_CP_CAN_ID 0x0010 +#define RX_FILTER_ID 0x0020 +#define RX_CHECK_DLC 0x0040 +#define RX_NO_AUTOTIMER 0x0080 +#define RX_ANNOUNCE_RESUME 0x0100 +#define TX_RESET_MULTI_IDX 0x0200 +#define RX_RTR_FRAME 0x0400 + +#endif /* CAN_BCM_H */ diff --git a/include/linux/can/core.h b/include/linux/can/core.h new file mode 100644 index 000000000000..e9ca210ffa5b --- /dev/null +++ b/include/linux/can/core.h @@ -0,0 +1,64 @@ +/* + * linux/can/core.h + * + * Protoypes and definitions for CAN protocol modules using the PF_CAN core + * + * Authors: Oliver Hartkopp <oliver.hartkopp@volkswagen.de> + * Urs Thuermann <urs.thuermann@volkswagen.de> + * Copyright (c) 2002-2007 Volkswagen Group Electronic Research + * All rights reserved. + * + * Send feedback to <socketcan-users@lists.berlios.de> + * + */ + +#ifndef CAN_CORE_H +#define CAN_CORE_H + +#include <linux/can.h> +#include <linux/skbuff.h> +#include <linux/netdevice.h> + +#define CAN_VERSION "20071116" + +/* increment this number each time you change some user-space interface */ +#define CAN_ABI_VERSION "8" + +#define CAN_VERSION_STRING "rev " CAN_VERSION " abi " CAN_ABI_VERSION + +#define DNAME(dev) ((dev) ? (dev)->name : "any") + +/** + * struct can_proto - CAN protocol structure + * @type: type argument in socket() syscall, e.g. SOCK_DGRAM. + * @protocol: protocol number in socket() syscall. + * @capability: capability needed to open the socket, or -1 for no restriction. + * @ops: pointer to struct proto_ops for sock->ops. + * @prot: pointer to struct proto structure. + */ +struct can_proto { + int type; + int protocol; + int capability; + struct proto_ops *ops; + struct proto *prot; +}; + +/* function prototypes for the CAN networklayer core (af_can.c) */ + +extern int can_proto_register(struct can_proto *cp); +extern void can_proto_unregister(struct can_proto *cp); + +extern int can_rx_register(struct net_device *dev, canid_t can_id, + canid_t mask, + void (*func)(struct sk_buff *, void *), + void *data, char *ident); + +extern void can_rx_unregister(struct net_device *dev, canid_t can_id, + canid_t mask, + void (*func)(struct sk_buff *, void *), + void *data); + +extern int can_send(struct sk_buff *skb, int loop); + +#endif /* CAN_CORE_H */ diff --git a/include/linux/can/error.h b/include/linux/can/error.h new file mode 100644 index 000000000000..d4127fd9e681 --- /dev/null +++ b/include/linux/can/error.h @@ -0,0 +1,93 @@ +/* + * linux/can/error.h + * + * Definitions of the CAN error frame to be filtered and passed to the user. + * + * Author: Oliver Hartkopp <oliver.hartkopp@volkswagen.de> + * Copyright (c) 2002-2007 Volkswagen Group Electronic Research + * All rights reserved. + * + * Send feedback to <socketcan-users@lists.berlios.de> + * + */ + +#ifndef CAN_ERROR_H +#define CAN_ERROR_H + +#define CAN_ERR_DLC 8 /* dlc for error frames */ + +/* error class (mask) in can_id */ +#define CAN_ERR_TX_TIMEOUT 0x00000001U /* TX timeout (by netdevice driver) */ +#define CAN_ERR_LOSTARB 0x00000002U /* lost arbitration / data[0] */ +#define CAN_ERR_CRTL 0x00000004U /* controller problems / data[1] */ +#define CAN_ERR_PROT 0x00000008U /* protocol violations / data[2..3] */ +#define CAN_ERR_TRX 0x00000010U /* transceiver status / data[4] */ +#define CAN_ERR_ACK 0x00000020U /* received no ACK on transmission */ +#define CAN_ERR_BUSOFF 0x00000040U /* bus off */ +#define CAN_ERR_BUSERROR 0x00000080U /* bus error (may flood!) */ +#define CAN_ERR_RESTARTED 0x00000100U /* controller restarted */ + +/* arbitration lost in bit ... / data[0] */ +#define CAN_ERR_LOSTARB_UNSPEC 0x00 /* unspecified */ + /* else bit number in bitstream */ + +/* error status of CAN-controller / data[1] */ +#define CAN_ERR_CRTL_UNSPEC 0x00 /* unspecified */ +#define CAN_ERR_CRTL_RX_OVERFLOW 0x01 /* RX buffer overflow */ +#define CAN_ERR_CRTL_TX_OVERFLOW 0x02 /* TX buffer overflow */ +#define CAN_ERR_CRTL_RX_WARNING 0x04 /* reached warning level for RX errors */ +#define CAN_ERR_CRTL_TX_WARNING 0x08 /* reached warning level for TX errors */ +#define CAN_ERR_CRTL_RX_PASSIVE 0x10 /* reached error passive status RX */ +#define CAN_ERR_CRTL_TX_PASSIVE 0x20 /* reached error passive status TX */ + /* (at least one error counter exceeds */ + /* the protocol-defined level of 127) */ + +/* error in CAN protocol (type) / data[2] */ +#define CAN_ERR_PROT_UNSPEC 0x00 /* unspecified */ +#define CAN_ERR_PROT_BIT 0x01 /* single bit error */ +#define CAN_ERR_PROT_FORM 0x02 /* frame format error */ +#define CAN_ERR_PROT_STUFF 0x04 /* bit stuffing error */ +#define CAN_ERR_PROT_BIT0 0x08 /* unable to send dominant bit */ +#define CAN_ERR_PROT_BIT1 0x10 /* unable to send recessive bit */ +#define CAN_ERR_PROT_OVERLOAD 0x20 /* bus overload */ +#define CAN_ERR_PROT_ACTIVE 0x40 /* active error announcement */ +#define CAN_ERR_PROT_TX 0x80 /* error occured on transmission */ + +/* error in CAN protocol (location) / data[3] */ +#define CAN_ERR_PROT_LOC_UNSPEC 0x00 /* unspecified */ +#define CAN_ERR_PROT_LOC_SOF 0x03 /* start of frame */ +#define CAN_ERR_PROT_LOC_ID28_21 0x02 /* ID bits 28 - 21 (SFF: 10 - 3) */ +#define CAN_ERR_PROT_LOC_ID20_18 0x06 /* ID bits 20 - 18 (SFF: 2 - 0 )*/ +#define CAN_ERR_PROT_LOC_SRTR 0x04 /* substitute RTR (SFF: RTR) */ +#define CAN_ERR_PROT_LOC_IDE 0x05 /* identifier extension */ +#define CAN_ERR_PROT_LOC_ID17_13 0x07 /* ID bits 17-13 */ +#define CAN_ERR_PROT_LOC_ID12_05 0x0F /* ID bits 12-5 */ +#define CAN_ERR_PROT_LOC_ID04_00 0x0E /* ID bits 4-0 */ +#define CAN_ERR_PROT_LOC_RTR 0x0C /* RTR */ +#define CAN_ERR_PROT_LOC_RES1 0x0D /* reserved bit 1 */ +#define CAN_ERR_PROT_LOC_RES0 0x09 /* reserved bit 0 */ +#define CAN_ERR_PROT_LOC_DLC 0x0B /* data length code */ +#define CAN_ERR_PROT_LOC_DATA 0x0A /* data section */ +#define CAN_ERR_PROT_LOC_CRC_SEQ 0x08 /* CRC sequence */ +#define CAN_ERR_PROT_LOC_CRC_DEL 0x18 /* CRC delimiter */ +#define CAN_ERR_PROT_LOC_ACK 0x19 /* ACK slot */ +#define CAN_ERR_PROT_LOC_ACK_DEL 0x1B /* ACK delimiter */ +#define CAN_ERR_PROT_LOC_EOF 0x1A /* end of frame */ +#define CAN_ERR_PROT_LOC_INTERM 0x12 /* intermission */ + +/* error status of CAN-transceiver / data[4] */ +/* CANH CANL */ +#define CAN_ERR_TRX_UNSPEC 0x00 /* 0000 0000 */ +#define CAN_ERR_TRX_CANH_NO_WIRE 0x04 /* 0000 0100 */ +#define CAN_ERR_TRX_CANH_SHORT_TO_BAT 0x05 /* 0000 0101 */ +#define CAN_ERR_TRX_CANH_SHORT_TO_VCC 0x06 /* 0000 0110 */ +#define CAN_ERR_TRX_CANH_SHORT_TO_GND 0x07 /* 0000 0111 */ +#define CAN_ERR_TRX_CANL_NO_WIRE 0x40 /* 0100 0000 */ +#define CAN_ERR_TRX_CANL_SHORT_TO_BAT 0x50 /* 0101 0000 */ +#define CAN_ERR_TRX_CANL_SHORT_TO_VCC 0x60 /* 0110 0000 */ +#define CAN_ERR_TRX_CANL_SHORT_TO_GND 0x70 /* 0111 0000 */ +#define CAN_ERR_TRX_CANL_SHORT_TO_CANH 0x80 /* 1000 0000 */ + +/* controller specific additional information / data[5..7] */ + +#endif /* CAN_ERROR_H */ diff --git a/include/linux/can/raw.h b/include/linux/can/raw.h new file mode 100644 index 000000000000..b2a0f87492c5 --- /dev/null +++ b/include/linux/can/raw.h @@ -0,0 +1,31 @@ +/* + * linux/can/raw.h + * + * Definitions for raw CAN sockets + * + * Authors: Oliver Hartkopp <oliver.hartkopp@volkswagen.de> + * Urs Thuermann <urs.thuermann@volkswagen.de> + * Copyright (c) 2002-2007 Volkswagen Group Electronic Research + * All rights reserved. + * + * Send feedback to <socketcan-users@lists.berlios.de> + * + */ + +#ifndef CAN_RAW_H +#define CAN_RAW_H + +#include <linux/can.h> + +#define SOL_CAN_RAW (SOL_CAN_BASE + CAN_RAW) + +/* for socket options affecting the socket (not the global system) */ + +enum { + CAN_RAW_FILTER = 1, /* set 0 .. n can_filter(s) */ + CAN_RAW_ERR_FILTER, /* set filter for error frames */ + CAN_RAW_LOOPBACK, /* local loopback (default:on) */ + CAN_RAW_RECV_OWN_MSGS /* receive my own msgs (default:off) */ +}; + +#endif diff --git a/include/linux/capability.h b/include/linux/capability.h index bb017edffd56..7d50ff6d269f 100644 --- a/include/linux/capability.h +++ b/include/linux/capability.h @@ -14,7 +14,6 @@ #define _LINUX_CAPABILITY_H #include <linux/types.h> -#include <linux/compiler.h> struct task_struct; @@ -23,13 +22,20 @@ struct task_struct; kernel might be somewhat backwards compatible, but don't bet on it. */ -/* XXX - Note, cap_t, is defined by POSIX to be an "opaque" pointer to +/* Note, cap_t, is defined by POSIX (draft) to be an "opaque" pointer to a set of three capability sets. The transposition of 3*the following structure to such a composite is better handled in a user library since the draft standard requires the use of malloc/free etc.. */ -#define _LINUX_CAPABILITY_VERSION 0x19980330 +#define _LINUX_CAPABILITY_VERSION_1 0x19980330 +#define _LINUX_CAPABILITY_U32S_1 1 + +#define _LINUX_CAPABILITY_VERSION_2 0x20071026 +#define _LINUX_CAPABILITY_U32S_2 2 + +#define _LINUX_CAPABILITY_VERSION _LINUX_CAPABILITY_VERSION_2 +#define _LINUX_CAPABILITY_U32S _LINUX_CAPABILITY_U32S_2 typedef struct __user_cap_header_struct { __u32 version; @@ -42,41 +48,42 @@ typedef struct __user_cap_data_struct { __u32 inheritable; } __user *cap_user_data_t; + #define XATTR_CAPS_SUFFIX "capability" #define XATTR_NAME_CAPS XATTR_SECURITY_PREFIX XATTR_CAPS_SUFFIX -#define XATTR_CAPS_SZ (3*sizeof(__le32)) #define VFS_CAP_REVISION_MASK 0xFF000000 +#define VFS_CAP_FLAGS_MASK ~VFS_CAP_REVISION_MASK +#define VFS_CAP_FLAGS_EFFECTIVE 0x000001 + #define VFS_CAP_REVISION_1 0x01000000 +#define VFS_CAP_U32_1 1 +#define XATTR_CAPS_SZ_1 (sizeof(__le32)*(1 + 2*VFS_CAP_U32_1)) -#define VFS_CAP_REVISION VFS_CAP_REVISION_1 +#define VFS_CAP_REVISION_2 0x02000000 +#define VFS_CAP_U32_2 2 +#define XATTR_CAPS_SZ_2 (sizeof(__le32)*(1 + 2*VFS_CAP_U32_2)) + +#define XATTR_CAPS_SZ XATTR_CAPS_SZ_2 +#define VFS_CAP_U32 VFS_CAP_U32_2 +#define VFS_CAP_REVISION VFS_CAP_REVISION_2 -#define VFS_CAP_FLAGS_MASK ~VFS_CAP_REVISION_MASK -#define VFS_CAP_FLAGS_EFFECTIVE 0x000001 struct vfs_cap_data { - __u32 magic_etc; /* Little endian */ - __u32 permitted; /* Little endian */ - __u32 inheritable; /* Little endian */ + __le32 magic_etc; /* Little endian */ + struct { + __le32 permitted; /* Little endian */ + __le32 inheritable; /* Little endian */ + } data[VFS_CAP_U32]; }; #ifdef __KERNEL__ -/* #define STRICT_CAP_T_TYPECHECKS */ - -#ifdef STRICT_CAP_T_TYPECHECKS - typedef struct kernel_cap_struct { - __u32 cap; + __u32 cap[_LINUX_CAPABILITY_U32S]; } kernel_cap_t; -#else - -typedef __u32 kernel_cap_t; - -#endif - -#define _USER_CAP_HEADER_SIZE (2*sizeof(__u32)) +#define _USER_CAP_HEADER_SIZE (sizeof(struct __user_cap_header_struct)) #define _KERNEL_CAP_T_SIZE (sizeof(kernel_cap_t)) #endif @@ -119,10 +126,6 @@ typedef __u32 kernel_cap_t; #define CAP_FSETID 4 -/* Used to decide between falling back on the old suser() or fsuser(). */ - -#define CAP_FS_MASK 0x1f - /* Overrides the restriction that the real or effective user ID of a process sending a signal must match the real or effective user ID of the process receiving the signal. */ @@ -145,8 +148,14 @@ typedef __u32 kernel_cap_t; ** Linux-specific capabilities **/ -/* Transfer any capability in your permitted set to any pid, - remove any capability in your permitted set from any pid */ +/* Without VFS support for capabilities: + * Transfer any capability in your permitted set to any pid, + * remove any capability in your permitted set from any pid + * With VFS support for capabilities (neither of above, but) + * Add any capability from current's capability bounding set + * to the current process' inheritable set + * Allow taking bits out of capability bounding set + */ #define CAP_SETPCAP 8 @@ -195,7 +204,6 @@ typedef __u32 kernel_cap_t; #define CAP_IPC_OWNER 15 /* Insert and remove kernel modules - modify kernel without limit */ -/* Modify cap_bset */ #define CAP_SYS_MODULE 16 /* Allow ioperm/iopl access */ @@ -307,74 +315,183 @@ typedef __u32 kernel_cap_t; #define CAP_SETFCAP 31 +/* Override MAC access. + The base kernel enforces no MAC policy. + An LSM may enforce a MAC policy, and if it does and it chooses + to implement capability based overrides of that policy, this is + the capability it should use to do so. */ + +#define CAP_MAC_OVERRIDE 32 + +/* Allow MAC configuration or state changes. + The base kernel requires no MAC configuration. + An LSM may enforce a MAC policy, and if it does and it chooses + to implement capability based checks on modifications to that + policy or the data required to maintain it, this is the + capability it should use to do so. */ + +#define CAP_MAC_ADMIN 33 + +#define CAP_LAST_CAP CAP_MAC_ADMIN + +#define cap_valid(x) ((x) >= 0 && (x) <= CAP_LAST_CAP) + +/* + * Bit location of each capability (used by user-space library and kernel) + */ + +#define CAP_TO_INDEX(x) ((x) >> 5) /* 1 << 5 == bits in __u32 */ +#define CAP_TO_MASK(x) (1 << ((x) & 31)) /* mask for indexed __u32 */ + #ifdef __KERNEL__ /* * Internal kernel functions only */ -#ifdef STRICT_CAP_T_TYPECHECKS +#define CAP_FOR_EACH_U32(__capi) \ + for (__capi = 0; __capi < _LINUX_CAPABILITY_U32S; ++__capi) + +# define CAP_FS_MASK_B0 (CAP_TO_MASK(CAP_CHOWN) \ + | CAP_TO_MASK(CAP_DAC_OVERRIDE) \ + | CAP_TO_MASK(CAP_DAC_READ_SEARCH) \ + | CAP_TO_MASK(CAP_FOWNER) \ + | CAP_TO_MASK(CAP_FSETID)) + +# define CAP_FS_MASK_B1 (CAP_TO_MASK(CAP_MAC_OVERRIDE)) + +#if _LINUX_CAPABILITY_U32S != 2 +# error Fix up hand-coded capability macro initializers +#else /* HAND-CODED capability initializers */ + +# define CAP_EMPTY_SET {{ 0, 0 }} +# define CAP_FULL_SET {{ ~0, ~0 }} +# define CAP_INIT_EFF_SET {{ ~CAP_TO_MASK(CAP_SETPCAP), ~0 }} +# define CAP_FS_SET {{ CAP_FS_MASK_B0, CAP_FS_MASK_B1 } } +# define CAP_NFSD_SET {{ CAP_FS_MASK_B0|CAP_TO_MASK(CAP_SYS_RESOURCE), \ + CAP_FS_MASK_B1 } } + +#endif /* _LINUX_CAPABILITY_U32S != 2 */ + +#define CAP_INIT_INH_SET CAP_EMPTY_SET + +# define cap_clear(c) do { (c) = __cap_empty_set; } while (0) +# define cap_set_full(c) do { (c) = __cap_full_set; } while (0) +# define cap_set_init_eff(c) do { (c) = __cap_init_eff_set; } while (0) + +#define cap_raise(c, flag) ((c).cap[CAP_TO_INDEX(flag)] |= CAP_TO_MASK(flag)) +#define cap_lower(c, flag) ((c).cap[CAP_TO_INDEX(flag)] &= ~CAP_TO_MASK(flag)) +#define cap_raised(c, flag) ((c).cap[CAP_TO_INDEX(flag)] & CAP_TO_MASK(flag)) + +#define CAP_BOP_ALL(c, a, b, OP) \ +do { \ + unsigned __capi; \ + CAP_FOR_EACH_U32(__capi) { \ + c.cap[__capi] = a.cap[__capi] OP b.cap[__capi]; \ + } \ +} while (0) + +#define CAP_UOP_ALL(c, a, OP) \ +do { \ + unsigned __capi; \ + CAP_FOR_EACH_U32(__capi) { \ + c.cap[__capi] = OP a.cap[__capi]; \ + } \ +} while (0) + +static inline kernel_cap_t cap_combine(const kernel_cap_t a, + const kernel_cap_t b) +{ + kernel_cap_t dest; + CAP_BOP_ALL(dest, a, b, |); + return dest; +} -#define to_cap_t(x) { x } -#define cap_t(x) (x).cap +static inline kernel_cap_t cap_intersect(const kernel_cap_t a, + const kernel_cap_t b) +{ + kernel_cap_t dest; + CAP_BOP_ALL(dest, a, b, &); + return dest; +} -#else +static inline kernel_cap_t cap_drop(const kernel_cap_t a, + const kernel_cap_t drop) +{ + kernel_cap_t dest; + CAP_BOP_ALL(dest, a, drop, &~); + return dest; +} -#define to_cap_t(x) (x) -#define cap_t(x) (x) +static inline kernel_cap_t cap_invert(const kernel_cap_t c) +{ + kernel_cap_t dest; + CAP_UOP_ALL(dest, c, ~); + return dest; +} -#endif +static inline int cap_isclear(const kernel_cap_t a) +{ + unsigned __capi; + CAP_FOR_EACH_U32(__capi) { + if (a.cap[__capi] != 0) + return 0; + } + return 1; +} -#define CAP_EMPTY_SET to_cap_t(0) -#define CAP_FULL_SET to_cap_t(~0) -#define CAP_INIT_EFF_SET to_cap_t(~0 & ~CAP_TO_MASK(CAP_SETPCAP)) -#define CAP_INIT_INH_SET to_cap_t(0) +static inline int cap_issubset(const kernel_cap_t a, const kernel_cap_t set) +{ + kernel_cap_t dest; + dest = cap_drop(a, set); + return cap_isclear(dest); +} -#define CAP_TO_MASK(x) (1 << (x)) -#define cap_raise(c, flag) (cap_t(c) |= CAP_TO_MASK(flag)) -#define cap_lower(c, flag) (cap_t(c) &= ~CAP_TO_MASK(flag)) -#define cap_raised(c, flag) (cap_t(c) & CAP_TO_MASK(flag)) +/* Used to decide between falling back on the old suser() or fsuser(). */ -static inline kernel_cap_t cap_combine(kernel_cap_t a, kernel_cap_t b) +static inline int cap_is_fs_cap(int cap) { - kernel_cap_t dest; - cap_t(dest) = cap_t(a) | cap_t(b); - return dest; + const kernel_cap_t __cap_fs_set = CAP_FS_SET; + return !!(CAP_TO_MASK(cap) & __cap_fs_set.cap[CAP_TO_INDEX(cap)]); } -static inline kernel_cap_t cap_intersect(kernel_cap_t a, kernel_cap_t b) +static inline kernel_cap_t cap_drop_fs_set(const kernel_cap_t a) { - kernel_cap_t dest; - cap_t(dest) = cap_t(a) & cap_t(b); - return dest; + const kernel_cap_t __cap_fs_set = CAP_FS_SET; + return cap_drop(a, __cap_fs_set); } -static inline kernel_cap_t cap_drop(kernel_cap_t a, kernel_cap_t drop) +static inline kernel_cap_t cap_raise_fs_set(const kernel_cap_t a, + const kernel_cap_t permitted) { - kernel_cap_t dest; - cap_t(dest) = cap_t(a) & ~cap_t(drop); - return dest; + const kernel_cap_t __cap_fs_set = CAP_FS_SET; + return cap_combine(a, + cap_intersect(permitted, __cap_fs_set)); } -static inline kernel_cap_t cap_invert(kernel_cap_t c) +static inline kernel_cap_t cap_drop_nfsd_set(const kernel_cap_t a) { - kernel_cap_t dest; - cap_t(dest) = ~cap_t(c); - return dest; + const kernel_cap_t __cap_fs_set = CAP_NFSD_SET; + return cap_drop(a, __cap_fs_set); } -#define cap_isclear(c) (!cap_t(c)) -#define cap_issubset(a,set) (!(cap_t(a) & ~cap_t(set))) - -#define cap_clear(c) do { cap_t(c) = 0; } while(0) -#define cap_set_full(c) do { cap_t(c) = ~0; } while(0) -#define cap_mask(c,mask) do { cap_t(c) &= cap_t(mask); } while(0) +static inline kernel_cap_t cap_raise_nfsd_set(const kernel_cap_t a, + const kernel_cap_t permitted) +{ + const kernel_cap_t __cap_nfsd_set = CAP_NFSD_SET; + return cap_combine(a, + cap_intersect(permitted, __cap_nfsd_set)); +} -#define cap_is_fs_cap(c) (CAP_TO_MASK(c) & CAP_FS_MASK) +extern const kernel_cap_t __cap_empty_set; +extern const kernel_cap_t __cap_full_set; +extern const kernel_cap_t __cap_init_eff_set; int capable(int cap); int __capable(struct task_struct *t, int cap); +extern long cap_prctl_drop(unsigned long cap); + #endif /* __KERNEL__ */ #endif /* !_LINUX_CAPABILITY_H */ diff --git a/include/linux/cdrom.h b/include/linux/cdrom.h index c6d3e22c0624..a5cd2047624e 100644 --- a/include/linux/cdrom.h +++ b/include/linux/cdrom.h @@ -451,6 +451,7 @@ struct cdrom_generic_command #define GPCMD_PREVENT_ALLOW_MEDIUM_REMOVAL 0x1e #define GPCMD_READ_10 0x28 #define GPCMD_READ_12 0xa8 +#define GPCMD_READ_BUFFER 0x3c #define GPCMD_READ_BUFFER_CAPACITY 0x5c #define GPCMD_READ_CDVD_CAPACITY 0x25 #define GPCMD_READ_CD 0xbe @@ -480,7 +481,9 @@ struct cdrom_generic_command #define GPCMD_TEST_UNIT_READY 0x00 #define GPCMD_VERIFY_10 0x2f #define GPCMD_WRITE_10 0x2a +#define GPCMD_WRITE_12 0xaa #define GPCMD_WRITE_AND_VERIFY_10 0x2e +#define GPCMD_WRITE_BUFFER 0x3b /* This is listed as optional in ATAPI 2.6, but is (curiously) * missing from Mt. Fuji, Table 57. It _is_ mentioned in Mt. Fuji * Table 377 as an MMC command for SCSi devices though... Most ATAPI @@ -1184,6 +1187,20 @@ struct media_event_desc { extern int cdrom_get_media_event(struct cdrom_device_info *cdi, struct media_event_desc *med); +static inline void lba_to_msf(int lba, u8 *m, u8 *s, u8 *f) +{ + lba += CD_MSF_OFFSET; + lba &= 0xffffff; /* negative lbas use only 24 bits */ + *m = lba / (CD_SECS * CD_FRAMES); + lba %= (CD_SECS * CD_FRAMES); + *s = lba / CD_FRAMES; + *f = lba % CD_FRAMES; +} + +static inline int msf_to_lba(u8 m, u8 s, u8 f) +{ + return (((m * CD_SECS) + s) * CD_FRAMES + f) - CD_MSF_OFFSET; +} #endif /* End of kernel only stuff */ #endif /* _LINUX_CDROM_H */ diff --git a/include/linux/chio.h b/include/linux/chio.h index a404c111c937..519248d8b2b6 100644 --- a/include/linux/chio.h +++ b/include/linux/chio.h @@ -108,7 +108,7 @@ struct changer_element_status { /* * CHIOGELEM - * get more detailed status informtion for a single element + * get more detailed status information for a single element */ struct changer_get_element { int cge_type; /* type/unit */ diff --git a/include/linux/clocksource.h b/include/linux/clocksource.h index 107787aacb64..85778a4b1209 100644 --- a/include/linux/clocksource.h +++ b/include/linux/clocksource.h @@ -103,7 +103,7 @@ struct clocksource { #define CLOCK_SOURCE_VALID_FOR_HRES 0x20 /* simplify initialization of mask field */ -#define CLOCKSOURCE_MASK(bits) (cycle_t)(bits<64 ? ((1ULL<<bits)-1) : -1) +#define CLOCKSOURCE_MASK(bits) (cycle_t)((bits) < 64 ? ((1ULL<<(bits))-1) : -1) /** * clocksource_khz2mult - calculates mult from khz and shift @@ -215,6 +215,7 @@ static inline void clocksource_calculate_interval(struct clocksource *c, /* used to install a new clocksource */ extern int clocksource_register(struct clocksource*); +extern void clocksource_unregister(struct clocksource*); extern struct clocksource* clocksource_get_next(void); extern void clocksource_change_rating(struct clocksource *cs, int rating); extern void clocksource_resume(void); diff --git a/include/linux/compat.h b/include/linux/compat.h index 0e69d2cf14aa..a671dbff7a1f 100644 --- a/include/linux/compat.h +++ b/include/linux/compat.h @@ -191,6 +191,10 @@ asmlinkage long compat_sys_select(int n, compat_ulong_t __user *inp, compat_ulong_t __user *outp, compat_ulong_t __user *exp, struct compat_timeval __user *tvp); +asmlinkage long compat_sys_wait4(compat_pid_t pid, + compat_uint_t *stat_addr, int options, + struct compat_rusage *ru); + #define BITS_PER_COMPAT_LONG (8*sizeof(compat_long_t)) #define BITS_TO_COMPAT_LONGS(bits) \ @@ -239,19 +243,22 @@ asmlinkage long compat_sys_migrate_pages(compat_pid_t pid, compat_ulong_t maxnode, const compat_ulong_t __user *old_nodes, const compat_ulong_t __user *new_nodes); +extern int compat_ptrace_request(struct task_struct *child, + compat_long_t request, + compat_ulong_t addr, compat_ulong_t data); + +#ifdef __ARCH_WANT_COMPAT_SYS_PTRACE +extern long compat_arch_ptrace(struct task_struct *child, compat_long_t request, + compat_ulong_t addr, compat_ulong_t data); +asmlinkage long compat_sys_ptrace(compat_long_t request, compat_long_t pid, + compat_long_t addr, compat_long_t data); +#endif /* __ARCH_WANT_COMPAT_SYS_PTRACE */ + /* * epoll (fs/eventpoll.c) compat bits follow ... */ -#ifndef CONFIG_HAS_COMPAT_EPOLL_EVENT struct epoll_event; #define compat_epoll_event epoll_event -#else -asmlinkage long compat_sys_epoll_ctl(int epfd, int op, int fd, - struct compat_epoll_event __user *event); -asmlinkage long compat_sys_epoll_wait(int epfd, - struct compat_epoll_event __user *events, - int maxevents, int timeout); -#endif asmlinkage long compat_sys_epoll_pwait(int epfd, struct compat_epoll_event __user *events, int maxevents, int timeout, @@ -264,8 +271,11 @@ asmlinkage long compat_sys_utimensat(unsigned int dfd, char __user *filename, asmlinkage long compat_sys_signalfd(int ufd, const compat_sigset_t __user *sigmask, compat_size_t sigsetsize); -asmlinkage long compat_sys_timerfd(int ufd, int clockid, int flags, - const struct compat_itimerspec __user *utmr); +asmlinkage long compat_sys_timerfd_settime(int ufd, int flags, + const struct compat_itimerspec __user *utmr, + struct compat_itimerspec __user *otmr); +asmlinkage long compat_sys_timerfd_gettime(int ufd, + struct compat_itimerspec __user *otmr); #endif /* CONFIG_COMPAT */ #endif /* _LINUX_COMPAT_H */ diff --git a/include/linux/compiler-gcc3.h b/include/linux/compiler-gcc3.h index 2d8c0f48f55e..e5eb795f78a1 100644 --- a/include/linux/compiler-gcc3.h +++ b/include/linux/compiler-gcc3.h @@ -7,10 +7,8 @@ #if __GNUC_MINOR__ >= 3 # define __used __attribute__((__used__)) -# define __attribute_used__ __used /* deprecated */ #else # define __used __attribute__((__unused__)) -# define __attribute_used__ __used /* deprecated */ #endif #if __GNUC_MINOR__ >= 4 diff --git a/include/linux/compiler-gcc4.h b/include/linux/compiler-gcc4.h index ee7ca5de970c..0ab3a3232330 100644 --- a/include/linux/compiler-gcc4.h +++ b/include/linux/compiler-gcc4.h @@ -15,7 +15,6 @@ #endif #define __used __attribute__((__used__)) -#define __attribute_used__ __used /* deprecated */ #define __must_check __attribute__((warn_unused_result)) #define __compiler_offsetof(a,b) __builtin_offsetof(a,b) #define __always_inline inline __attribute__((always_inline)) diff --git a/include/linux/compiler.h b/include/linux/compiler.h index c68b67b86ef1..d0e17e1657dc 100644 --- a/include/linux/compiler.h +++ b/include/linux/compiler.h @@ -126,10 +126,6 @@ extern void __chk_io_ptr(const volatile void __iomem *); * Mark functions that are referenced only in inline assembly as __used so * the code is emitted even though it appears to be unreferenced. */ -#ifndef __attribute_used__ -# define __attribute_used__ /* deprecated */ -#endif - #ifndef __used # define __used /* unimplemented */ #endif @@ -175,4 +171,9 @@ extern void __chk_io_ptr(const volatile void __iomem *); #define __cold #endif +/* Simple shorthand for a section definition */ +#ifndef __section +# define __section(S) __attribute__ ((__section__(#S))) +#endif + #endif /* __LINUX_COMPILER_H */ diff --git a/include/linux/completion.h b/include/linux/completion.h index 33d6aaf94447..d2961b66d53d 100644 --- a/include/linux/completion.h +++ b/include/linux/completion.h @@ -44,6 +44,7 @@ static inline void init_completion(struct completion *x) extern void wait_for_completion(struct completion *); extern int wait_for_completion_interruptible(struct completion *x); +extern int wait_for_completion_killable(struct completion *x); extern unsigned long wait_for_completion_timeout(struct completion *x, unsigned long timeout); extern unsigned long wait_for_completion_interruptible_timeout( diff --git a/include/linux/connector.h b/include/linux/connector.h index 13fc4541bf23..da6dd957f908 100644 --- a/include/linux/connector.h +++ b/include/linux/connector.h @@ -112,7 +112,6 @@ struct cn_queue_dev { struct list_head queue_list; spinlock_t queue_lock; - int netlink_groups; struct sock *nls; }; @@ -133,15 +132,13 @@ struct cn_callback_data { struct cn_callback_entry { struct list_head callback_entry; - struct cn_callback *cb; struct work_struct work; struct cn_queue_dev *pdev; struct cn_callback_id id; struct cn_callback_data data; - int seq, group; - struct sock *nls; + u32 seq, group; }; struct cn_ctl_entry { diff --git a/include/linux/const.h b/include/linux/const.h index 07b300bfe34b..c22c707c455d 100644 --- a/include/linux/const.h +++ b/include/linux/const.h @@ -7,13 +7,18 @@ * C code. Therefore we cannot annotate them always with * 'UL' and other type specifiers unilaterally. We * use the following macros to deal with this. + * + * Similarly, _AT() will cast an expression with a type in C, but + * leave it unchanged in asm. */ #ifdef __ASSEMBLY__ #define _AC(X,Y) X +#define _AT(T,X) X #else #define __AC(X,Y) (X##Y) #define _AC(X,Y) __AC(X,Y) +#define _AT(T,X) ((T)(X)) #endif #endif /* !(_LINUX_CONST_H) */ diff --git a/include/linux/cpu.h b/include/linux/cpu.h index 92f2029a34f3..0be8d65bc3c8 100644 --- a/include/linux/cpu.h +++ b/include/linux/cpu.h @@ -71,18 +71,27 @@ static inline void unregister_cpu_notifier(struct notifier_block *nb) int cpu_up(unsigned int cpu); +extern void cpu_hotplug_init(void); + #else static inline int register_cpu_notifier(struct notifier_block *nb) { return 0; } + static inline void unregister_cpu_notifier(struct notifier_block *nb) { } +static inline void cpu_hotplug_init(void) +{ +} + #endif /* CONFIG_SMP */ extern struct sysdev_class cpu_sysdev_class; +extern void cpu_maps_update_begin(void); +extern void cpu_maps_update_done(void); #ifdef CONFIG_HOTPLUG_CPU /* Stop CPUs going up and down. */ @@ -97,8 +106,8 @@ static inline void cpuhotplug_mutex_unlock(struct mutex *cpu_hp_mutex) mutex_unlock(cpu_hp_mutex); } -extern void lock_cpu_hotplug(void); -extern void unlock_cpu_hotplug(void); +extern void get_online_cpus(void); +extern void put_online_cpus(void); #define hotcpu_notifier(fn, pri) { \ static struct notifier_block fn##_nb = \ { .notifier_call = fn, .priority = pri }; \ @@ -115,8 +124,8 @@ static inline void cpuhotplug_mutex_lock(struct mutex *cpu_hp_mutex) static inline void cpuhotplug_mutex_unlock(struct mutex *cpu_hp_mutex) { } -#define lock_cpu_hotplug() do { } while (0) -#define unlock_cpu_hotplug() do { } while (0) +#define get_online_cpus() do { } while (0) +#define put_online_cpus() do { } while (0) #define hotcpu_notifier(fn, pri) do { (void)(fn); } while (0) /* These aren't inline functions due to a GCC bug. */ #define register_hotcpu_notifier(nb) ({ (void)(nb); 0; }) diff --git a/include/linux/cpuidle.h b/include/linux/cpuidle.h index c4e00161a247..b0fd85ab9efb 100644 --- a/include/linux/cpuidle.h +++ b/include/linux/cpuidle.h @@ -79,7 +79,7 @@ struct cpuidle_state_kobj { }; struct cpuidle_device { - int enabled:1; + unsigned int enabled:1; unsigned int cpu; int last_residency; diff --git a/include/linux/cpumask.h b/include/linux/cpumask.h index 85bd790c201e..7047f58306a7 100644 --- a/include/linux/cpumask.h +++ b/include/linux/cpumask.h @@ -218,8 +218,8 @@ int __first_cpu(const cpumask_t *srcp); int __next_cpu(int n, const cpumask_t *srcp); #define next_cpu(n, src) __next_cpu((n), &(src)) #else -#define first_cpu(src) 0 -#define next_cpu(n, src) 1 +#define first_cpu(src) ({ (void)(src); 0; }) +#define next_cpu(n, src) ({ (void)(src); 1; }) #endif #define cpumask_of_cpu(cpu) \ diff --git a/include/linux/crypto.h b/include/linux/crypto.h index f3110ebe894a..5e02d1b46370 100644 --- a/include/linux/crypto.h +++ b/include/linux/crypto.h @@ -33,10 +33,13 @@ #define CRYPTO_ALG_TYPE_DIGEST 0x00000002 #define CRYPTO_ALG_TYPE_HASH 0x00000003 #define CRYPTO_ALG_TYPE_BLKCIPHER 0x00000004 -#define CRYPTO_ALG_TYPE_COMPRESS 0x00000005 -#define CRYPTO_ALG_TYPE_AEAD 0x00000006 +#define CRYPTO_ALG_TYPE_ABLKCIPHER 0x00000005 +#define CRYPTO_ALG_TYPE_GIVCIPHER 0x00000006 +#define CRYPTO_ALG_TYPE_COMPRESS 0x00000008 +#define CRYPTO_ALG_TYPE_AEAD 0x00000009 #define CRYPTO_ALG_TYPE_HASH_MASK 0x0000000e +#define CRYPTO_ALG_TYPE_BLKCIPHER_MASK 0x0000000c #define CRYPTO_ALG_LARVAL 0x00000010 #define CRYPTO_ALG_DEAD 0x00000020 @@ -50,6 +53,12 @@ #define CRYPTO_ALG_NEED_FALLBACK 0x00000100 /* + * This bit is set for symmetric key ciphers that have already been wrapped + * with a generic IV generator to prevent them from being wrapped again. + */ +#define CRYPTO_ALG_GENIV 0x00000200 + +/* * Transform masks and values (for crt_flags). */ #define CRYPTO_TFM_REQ_MASK 0x000fff00 @@ -81,13 +90,11 @@ #define CRYPTO_MINALIGN ARCH_KMALLOC_MINALIGN #elif defined(ARCH_SLAB_MINALIGN) #define CRYPTO_MINALIGN ARCH_SLAB_MINALIGN +#else +#define CRYPTO_MINALIGN __alignof__(unsigned long long) #endif -#ifdef CRYPTO_MINALIGN #define CRYPTO_MINALIGN_ATTR __attribute__ ((__aligned__(CRYPTO_MINALIGN))) -#else -#define CRYPTO_MINALIGN_ATTR -#endif struct scatterlist; struct crypto_ablkcipher; @@ -97,6 +104,8 @@ struct crypto_blkcipher; struct crypto_hash; struct crypto_tfm; struct crypto_type; +struct aead_givcrypt_request; +struct skcipher_givcrypt_request; typedef void (*crypto_completion_t)(struct crypto_async_request *req, int err); @@ -176,6 +185,10 @@ struct ablkcipher_alg { unsigned int keylen); int (*encrypt)(struct ablkcipher_request *req); int (*decrypt)(struct ablkcipher_request *req); + int (*givencrypt)(struct skcipher_givcrypt_request *req); + int (*givdecrypt)(struct skcipher_givcrypt_request *req); + + const char *geniv; unsigned int min_keysize; unsigned int max_keysize; @@ -185,11 +198,16 @@ struct ablkcipher_alg { struct aead_alg { int (*setkey)(struct crypto_aead *tfm, const u8 *key, unsigned int keylen); + int (*setauthsize)(struct crypto_aead *tfm, unsigned int authsize); int (*encrypt)(struct aead_request *req); int (*decrypt)(struct aead_request *req); + int (*givencrypt)(struct aead_givcrypt_request *req); + int (*givdecrypt)(struct aead_givcrypt_request *req); + + const char *geniv; unsigned int ivsize; - unsigned int authsize; + unsigned int maxauthsize; }; struct blkcipher_alg { @@ -202,6 +220,8 @@ struct blkcipher_alg { struct scatterlist *dst, struct scatterlist *src, unsigned int nbytes); + const char *geniv; + unsigned int min_keysize; unsigned int max_keysize; unsigned int ivsize; @@ -317,6 +337,11 @@ struct ablkcipher_tfm { unsigned int keylen); int (*encrypt)(struct ablkcipher_request *req); int (*decrypt)(struct ablkcipher_request *req); + int (*givencrypt)(struct skcipher_givcrypt_request *req); + int (*givdecrypt)(struct skcipher_givcrypt_request *req); + + struct crypto_ablkcipher *base; + unsigned int ivsize; unsigned int reqsize; }; @@ -326,6 +351,11 @@ struct aead_tfm { unsigned int keylen); int (*encrypt)(struct aead_request *req); int (*decrypt)(struct aead_request *req); + int (*givencrypt)(struct aead_givcrypt_request *req); + int (*givdecrypt)(struct aead_givcrypt_request *req); + + struct crypto_aead *base; + unsigned int ivsize; unsigned int authsize; unsigned int reqsize; @@ -525,17 +555,23 @@ static inline struct crypto_ablkcipher *__crypto_ablkcipher_cast( return (struct crypto_ablkcipher *)tfm; } -static inline struct crypto_ablkcipher *crypto_alloc_ablkcipher( - const char *alg_name, u32 type, u32 mask) +static inline u32 crypto_skcipher_type(u32 type) { - type &= ~CRYPTO_ALG_TYPE_MASK; + type &= ~(CRYPTO_ALG_TYPE_MASK | CRYPTO_ALG_GENIV); type |= CRYPTO_ALG_TYPE_BLKCIPHER; - mask |= CRYPTO_ALG_TYPE_MASK; + return type; +} - return __crypto_ablkcipher_cast( - crypto_alloc_base(alg_name, type, mask)); +static inline u32 crypto_skcipher_mask(u32 mask) +{ + mask &= ~(CRYPTO_ALG_TYPE_MASK | CRYPTO_ALG_GENIV); + mask |= CRYPTO_ALG_TYPE_BLKCIPHER_MASK; + return mask; } +struct crypto_ablkcipher *crypto_alloc_ablkcipher(const char *alg_name, + u32 type, u32 mask); + static inline struct crypto_tfm *crypto_ablkcipher_tfm( struct crypto_ablkcipher *tfm) { @@ -550,11 +586,8 @@ static inline void crypto_free_ablkcipher(struct crypto_ablkcipher *tfm) static inline int crypto_has_ablkcipher(const char *alg_name, u32 type, u32 mask) { - type &= ~CRYPTO_ALG_TYPE_MASK; - type |= CRYPTO_ALG_TYPE_BLKCIPHER; - mask |= CRYPTO_ALG_TYPE_MASK; - - return crypto_has_alg(alg_name, type, mask); + return crypto_has_alg(alg_name, crypto_skcipher_type(type), + crypto_skcipher_mask(mask)); } static inline struct ablkcipher_tfm *crypto_ablkcipher_crt( @@ -601,7 +634,9 @@ static inline void crypto_ablkcipher_clear_flags(struct crypto_ablkcipher *tfm, static inline int crypto_ablkcipher_setkey(struct crypto_ablkcipher *tfm, const u8 *key, unsigned int keylen) { - return crypto_ablkcipher_crt(tfm)->setkey(tfm, key, keylen); + struct ablkcipher_tfm *crt = crypto_ablkcipher_crt(tfm); + + return crt->setkey(crt->base, key, keylen); } static inline struct crypto_ablkcipher *crypto_ablkcipher_reqtfm( @@ -633,7 +668,7 @@ static inline unsigned int crypto_ablkcipher_reqsize( static inline void ablkcipher_request_set_tfm( struct ablkcipher_request *req, struct crypto_ablkcipher *tfm) { - req->base.tfm = crypto_ablkcipher_tfm(tfm); + req->base.tfm = crypto_ablkcipher_tfm(crypto_ablkcipher_crt(tfm)->base); } static inline struct ablkcipher_request *ablkcipher_request_cast( @@ -686,15 +721,7 @@ static inline struct crypto_aead *__crypto_aead_cast(struct crypto_tfm *tfm) return (struct crypto_aead *)tfm; } -static inline struct crypto_aead *crypto_alloc_aead(const char *alg_name, - u32 type, u32 mask) -{ - type &= ~CRYPTO_ALG_TYPE_MASK; - type |= CRYPTO_ALG_TYPE_AEAD; - mask |= CRYPTO_ALG_TYPE_MASK; - - return __crypto_aead_cast(crypto_alloc_base(alg_name, type, mask)); -} +struct crypto_aead *crypto_alloc_aead(const char *alg_name, u32 type, u32 mask); static inline struct crypto_tfm *crypto_aead_tfm(struct crypto_aead *tfm) { @@ -749,9 +776,13 @@ static inline void crypto_aead_clear_flags(struct crypto_aead *tfm, u32 flags) static inline int crypto_aead_setkey(struct crypto_aead *tfm, const u8 *key, unsigned int keylen) { - return crypto_aead_crt(tfm)->setkey(tfm, key, keylen); + struct aead_tfm *crt = crypto_aead_crt(tfm); + + return crt->setkey(crt->base, key, keylen); } +int crypto_aead_setauthsize(struct crypto_aead *tfm, unsigned int authsize); + static inline struct crypto_aead *crypto_aead_reqtfm(struct aead_request *req) { return __crypto_aead_cast(req->base.tfm); @@ -775,7 +806,7 @@ static inline unsigned int crypto_aead_reqsize(struct crypto_aead *tfm) static inline void aead_request_set_tfm(struct aead_request *req, struct crypto_aead *tfm) { - req->base.tfm = crypto_aead_tfm(tfm); + req->base.tfm = crypto_aead_tfm(crypto_aead_crt(tfm)->base); } static inline struct aead_request *aead_request_alloc(struct crypto_aead *tfm, @@ -841,9 +872,9 @@ static inline struct crypto_blkcipher *crypto_blkcipher_cast( static inline struct crypto_blkcipher *crypto_alloc_blkcipher( const char *alg_name, u32 type, u32 mask) { - type &= ~(CRYPTO_ALG_TYPE_MASK | CRYPTO_ALG_ASYNC); + type &= ~CRYPTO_ALG_TYPE_MASK; type |= CRYPTO_ALG_TYPE_BLKCIPHER; - mask |= CRYPTO_ALG_TYPE_MASK | CRYPTO_ALG_ASYNC; + mask |= CRYPTO_ALG_TYPE_MASK; return __crypto_blkcipher_cast(crypto_alloc_base(alg_name, type, mask)); } @@ -861,9 +892,9 @@ static inline void crypto_free_blkcipher(struct crypto_blkcipher *tfm) static inline int crypto_has_blkcipher(const char *alg_name, u32 type, u32 mask) { - type &= ~(CRYPTO_ALG_TYPE_MASK | CRYPTO_ALG_ASYNC); + type &= ~CRYPTO_ALG_TYPE_MASK; type |= CRYPTO_ALG_TYPE_BLKCIPHER; - mask |= CRYPTO_ALG_TYPE_MASK | CRYPTO_ALG_ASYNC; + mask |= CRYPTO_ALG_TYPE_MASK; return crypto_has_alg(alg_name, type, mask); } @@ -1081,6 +1112,7 @@ static inline struct crypto_hash *crypto_alloc_hash(const char *alg_name, u32 type, u32 mask) { type &= ~CRYPTO_ALG_TYPE_MASK; + mask &= ~CRYPTO_ALG_TYPE_MASK; type |= CRYPTO_ALG_TYPE_HASH; mask |= CRYPTO_ALG_TYPE_HASH_MASK; @@ -1100,6 +1132,7 @@ static inline void crypto_free_hash(struct crypto_hash *tfm) static inline int crypto_has_hash(const char *alg_name, u32 type, u32 mask) { type &= ~CRYPTO_ALG_TYPE_MASK; + mask &= ~CRYPTO_ALG_TYPE_MASK; type |= CRYPTO_ALG_TYPE_HASH; mask |= CRYPTO_ALG_TYPE_HASH_MASK; diff --git a/include/linux/cyclades.h b/include/linux/cyclades.h index 8f3dcd30828f..504cb2c3fa9a 100644 --- a/include/linux/cyclades.h +++ b/include/linux/cyclades.h @@ -177,7 +177,7 @@ struct CUSTOM_REG { __u32 fpga_version; /* FPGA Version Number Register */ __u32 cpu_start; /* CPU start Register (write) */ __u32 cpu_stop; /* CPU stop Register (write) */ - __u32 misc_reg; /* Miscelaneous Register */ + __u32 misc_reg; /* Miscellaneous Register */ __u32 idt_mode; /* IDT mode Register */ __u32 uart_irq_status; /* UART IRQ status Register */ __u32 clear_timer0_irq; /* Clear timer interrupt Register */ diff --git a/include/linux/cycx_x25.h b/include/linux/cycx_x25.h index f7a906583463..362bf19d6cf1 100644 --- a/include/linux/cycx_x25.h +++ b/include/linux/cycx_x25.h @@ -81,7 +81,7 @@ struct cycx_x25_cmd { * @n2win - level 2 window (values: 1 thru 7) * @n3win - level 3 window (values: 1 thru 7) * @nvc - # of logical channels (values: 1 thru 64) - * @pktlen - level 3 packet lenght - log base 2 of size + * @pktlen - level 3 packet length - log base 2 of size * @locaddr - my address * @remaddr - remote address * @t1 - time, in seconds diff --git a/include/linux/dccp.h b/include/linux/dccp.h index 333c3ea82a5d..aa0737019e37 100644 --- a/include/linux/dccp.h +++ b/include/linux/dccp.h @@ -205,6 +205,7 @@ struct dccp_so_feat { #define DCCP_SOCKOPT_CHANGE_L 3 #define DCCP_SOCKOPT_CHANGE_R 4 #define DCCP_SOCKOPT_GET_CUR_MPS 5 +#define DCCP_SOCKOPT_SERVER_TIMEWAIT 6 #define DCCP_SOCKOPT_SEND_CSCOV 10 #define DCCP_SOCKOPT_RECV_CSCOV 11 #define DCCP_SOCKOPT_CCID_RX_INFO 128 @@ -227,37 +228,50 @@ struct dccp_so_feat { #include <net/tcp_states.h> enum dccp_state { - DCCP_OPEN = TCP_ESTABLISHED, - DCCP_REQUESTING = TCP_SYN_SENT, - DCCP_PARTOPEN = TCP_FIN_WAIT1, /* FIXME: - This mapping is horrible, but TCP has - no matching state for DCCP_PARTOPEN, - as TCP_SYN_RECV is already used by - DCCP_RESPOND, why don't stop using TCP - mapping of states? OK, now we don't use - sk_stream_sendmsg anymore, so doesn't - seem to exist any reason for us to - do the TCP mapping here */ - DCCP_LISTEN = TCP_LISTEN, - DCCP_RESPOND = TCP_SYN_RECV, - DCCP_CLOSING = TCP_CLOSING, - DCCP_TIME_WAIT = TCP_TIME_WAIT, - DCCP_CLOSED = TCP_CLOSE, - DCCP_MAX_STATES = TCP_MAX_STATES, + DCCP_OPEN = TCP_ESTABLISHED, + DCCP_REQUESTING = TCP_SYN_SENT, + DCCP_LISTEN = TCP_LISTEN, + DCCP_RESPOND = TCP_SYN_RECV, + /* + * States involved in closing a DCCP connection: + * 1) ACTIVE_CLOSEREQ is entered by a server sending a CloseReq. + * + * 2) CLOSING can have three different meanings (RFC 4340, 8.3): + * a. Client has performed active-close, has sent a Close to the server + * from state OPEN or PARTOPEN, and is waiting for the final Reset + * (in this case, SOCK_DONE == 1). + * b. Client is asked to perform passive-close, by receiving a CloseReq + * in (PART)OPEN state. It sends a Close and waits for final Reset + * (in this case, SOCK_DONE == 0). + * c. Server performs an active-close as in (a), keeps TIMEWAIT state. + * + * 3) The following intermediate states are employed to give passively + * closing nodes a chance to process their unread data: + * - PASSIVE_CLOSE (from OPEN => CLOSED) and + * - PASSIVE_CLOSEREQ (from (PART)OPEN to CLOSING; case (b) above). + */ + DCCP_ACTIVE_CLOSEREQ = TCP_FIN_WAIT1, + DCCP_PASSIVE_CLOSE = TCP_CLOSE_WAIT, /* any node receiving a Close */ + DCCP_CLOSING = TCP_CLOSING, + DCCP_TIME_WAIT = TCP_TIME_WAIT, + DCCP_CLOSED = TCP_CLOSE, + DCCP_PARTOPEN = TCP_MAX_STATES, + DCCP_PASSIVE_CLOSEREQ, /* clients receiving CloseReq */ + DCCP_MAX_STATES }; -#define DCCP_STATE_MASK 0xf -#define DCCP_ACTION_FIN (1<<7) +#define DCCP_STATE_MASK 0x1f enum { - DCCPF_OPEN = TCPF_ESTABLISHED, - DCCPF_REQUESTING = TCPF_SYN_SENT, - DCCPF_PARTOPEN = TCPF_FIN_WAIT1, - DCCPF_LISTEN = TCPF_LISTEN, - DCCPF_RESPOND = TCPF_SYN_RECV, - DCCPF_CLOSING = TCPF_CLOSING, - DCCPF_TIME_WAIT = TCPF_TIME_WAIT, - DCCPF_CLOSED = TCPF_CLOSE, + DCCPF_OPEN = TCPF_ESTABLISHED, + DCCPF_REQUESTING = TCPF_SYN_SENT, + DCCPF_LISTEN = TCPF_LISTEN, + DCCPF_RESPOND = TCPF_SYN_RECV, + DCCPF_ACTIVE_CLOSEREQ = TCPF_FIN_WAIT1, + DCCPF_CLOSING = TCPF_CLOSING, + DCCPF_TIME_WAIT = TCPF_TIME_WAIT, + DCCPF_CLOSED = TCPF_CLOSE, + DCCPF_PARTOPEN = (1 << DCCP_PARTOPEN), }; static inline struct dccp_hdr *dccp_hdr(const struct sk_buff *skb) @@ -393,13 +407,23 @@ struct dccp_opt_pend { extern void dccp_minisock_init(struct dccp_minisock *dmsk); -extern int dccp_parse_options(struct sock *sk, struct sk_buff *skb); - +/** + * struct dccp_request_sock - represent DCCP-specific connection request + * @dreq_inet_rsk: structure inherited from + * @dreq_iss: initial sequence number sent on the Response (RFC 4340, 7.1) + * @dreq_isr: initial sequence number received on the Request + * @dreq_service: service code present on the Request (there is just one) + * The following two fields are analogous to the ones in dccp_sock: + * @dreq_timestamp_echo: last received timestamp to echo (13.1) + * @dreq_timestamp_echo: the time of receiving the last @dreq_timestamp_echo + */ struct dccp_request_sock { struct inet_request_sock dreq_inet_rsk; __u64 dreq_iss; __u64 dreq_isr; __be32 dreq_service; + __u32 dreq_timestamp_echo; + __u32 dreq_timestamp_time; }; static inline struct dccp_request_sock *dccp_rsk(const struct request_sock *req) @@ -409,6 +433,9 @@ static inline struct dccp_request_sock *dccp_rsk(const struct request_sock *req) extern struct inet_timewait_death_row dccp_death_row; +extern int dccp_parse_options(struct sock *sk, struct dccp_request_sock *dreq, + struct sk_buff *skb); + struct dccp_options_received { u32 dccpor_ndp; /* only 24 bits */ u32 dccpor_timestamp; @@ -462,8 +489,8 @@ struct dccp_ackvec; * @dccps_gar - greatest valid ack number received on a non-Sync; initialized to %dccps_iss * @dccps_service - first (passive sock) or unique (active sock) service code * @dccps_service_list - second .. last service code on passive socket - * @dccps_timestamp_time - time of latest TIMESTAMP option * @dccps_timestamp_echo - latest timestamp received on a TIMESTAMP option + * @dccps_timestamp_time - time of receiving latest @dccps_timestamp_echo * @dccps_l_ack_ratio - feature-local Ack Ratio * @dccps_r_ack_ratio - feature-remote Ack Ratio * @dccps_pcslen - sender partial checksum coverage (via sockopt) @@ -479,6 +506,7 @@ struct dccp_ackvec; * @dccps_role - role of this sock, one of %dccp_role * @dccps_hc_rx_insert_options - receiver wants to add options when acking * @dccps_hc_tx_insert_options - sender wants to add options when sending + * @dccps_server_timewait - server holds timewait state on close (RFC 4340, 8.3) * @dccps_xmit_timer - timer for when CCID is not ready to send * @dccps_syn_rtt - RTT sample from Request/Response exchange (in usecs) */ @@ -497,15 +525,15 @@ struct dccp_sock { __u64 dccps_gsr; __u64 dccps_gar; __be32 dccps_service; + __u32 dccps_mss_cache; struct dccp_service_list *dccps_service_list; - ktime_t dccps_timestamp_time; __u32 dccps_timestamp_echo; + __u32 dccps_timestamp_time; __u16 dccps_l_ack_ratio; __u16 dccps_r_ack_ratio; __u16 dccps_pcslen; __u16 dccps_pcrlen; unsigned long dccps_ndp_count; - __u32 dccps_mss_cache; unsigned long dccps_rate_last; struct dccp_minisock dccps_minisock; struct dccp_ackvec *dccps_hc_rx_ackvec; @@ -515,6 +543,7 @@ struct dccp_sock { enum dccp_role dccps_role:2; __u8 dccps_hc_rx_insert_options:1; __u8 dccps_hc_tx_insert_options:1; + __u8 dccps_server_timewait:1; struct timer_list dccps_xmit_timer; }; diff --git a/include/linux/debug_locks.h b/include/linux/debug_locks.h index 1678a5de7013..f4a5871767f5 100644 --- a/include/linux/debug_locks.h +++ b/include/linux/debug_locks.h @@ -47,6 +47,7 @@ struct task_struct; #ifdef CONFIG_LOCKDEP extern void debug_show_all_locks(void); +extern void __debug_show_held_locks(struct task_struct *task); extern void debug_show_held_locks(struct task_struct *task); extern void debug_check_no_locks_freed(const void *from, unsigned long len); extern void debug_check_no_locks_held(struct task_struct *task); @@ -55,6 +56,10 @@ static inline void debug_show_all_locks(void) { } +static inline void __debug_show_held_locks(struct task_struct *task) +{ +} + static inline void debug_show_held_locks(struct task_struct *task) { } diff --git a/include/linux/device.h b/include/linux/device.h index 2e15822fe409..2258d89bf523 100644 --- a/include/linux/device.h +++ b/include/linux/device.h @@ -25,75 +25,72 @@ #include <asm/device.h> #define DEVICE_NAME_SIZE 50 -#define DEVICE_NAME_HALF __stringify(20) /* Less than half to accommodate slop */ +/* DEVICE_NAME_HALF is really less than half to accommodate slop */ +#define DEVICE_NAME_HALF __stringify(20) #define DEVICE_ID_SIZE 32 #define BUS_ID_SIZE KOBJ_NAME_LEN struct device; struct device_driver; +struct driver_private; struct class; struct class_device; struct bus_type; +struct bus_type_private; struct bus_attribute { struct attribute attr; - ssize_t (*show)(struct bus_type *, char * buf); - ssize_t (*store)(struct bus_type *, const char * buf, size_t count); + ssize_t (*show)(struct bus_type *bus, char *buf); + ssize_t (*store)(struct bus_type *bus, const char *buf, size_t count); }; -#define BUS_ATTR(_name,_mode,_show,_store) \ -struct bus_attribute bus_attr_##_name = __ATTR(_name,_mode,_show,_store) +#define BUS_ATTR(_name, _mode, _show, _store) \ +struct bus_attribute bus_attr_##_name = __ATTR(_name, _mode, _show, _store) extern int __must_check bus_create_file(struct bus_type *, struct bus_attribute *); extern void bus_remove_file(struct bus_type *, struct bus_attribute *); struct bus_type { - const char * name; - struct module * owner; + const char *name; + struct bus_attribute *bus_attrs; + struct device_attribute *dev_attrs; + struct driver_attribute *drv_attrs; - struct kset subsys; - struct kset drivers; - struct kset devices; - struct klist klist_devices; - struct klist klist_drivers; - - struct blocking_notifier_head bus_notifier; - - struct bus_attribute * bus_attrs; - struct device_attribute * dev_attrs; - struct driver_attribute * drv_attrs; - - int (*match)(struct device * dev, struct device_driver * drv); - int (*uevent)(struct device *dev, struct kobj_uevent_env *env); - int (*probe)(struct device * dev); - int (*remove)(struct device * dev); - void (*shutdown)(struct device * dev); + int (*match)(struct device *dev, struct device_driver *drv); + int (*uevent)(struct device *dev, struct kobj_uevent_env *env); + int (*probe)(struct device *dev); + int (*remove)(struct device *dev); + void (*shutdown)(struct device *dev); - int (*suspend)(struct device * dev, pm_message_t state); - int (*suspend_late)(struct device * dev, pm_message_t state); - int (*resume_early)(struct device * dev); - int (*resume)(struct device * dev); + int (*suspend)(struct device *dev, pm_message_t state); + int (*suspend_late)(struct device *dev, pm_message_t state); + int (*resume_early)(struct device *dev); + int (*resume)(struct device *dev); - unsigned int drivers_autoprobe:1; + struct bus_type_private *p; }; -extern int __must_check bus_register(struct bus_type * bus); -extern void bus_unregister(struct bus_type * bus); +extern int __must_check bus_register(struct bus_type *bus); +extern void bus_unregister(struct bus_type *bus); -extern int __must_check bus_rescan_devices(struct bus_type * bus); +extern int __must_check bus_rescan_devices(struct bus_type *bus); /* iterator helpers for buses */ -int bus_for_each_dev(struct bus_type * bus, struct device * start, void * data, - int (*fn)(struct device *, void *)); -struct device * bus_find_device(struct bus_type *bus, struct device *start, - void *data, int (*match)(struct device *, void *)); +int bus_for_each_dev(struct bus_type *bus, struct device *start, void *data, + int (*fn)(struct device *dev, void *data)); +struct device *bus_find_device(struct bus_type *bus, struct device *start, + void *data, + int (*match)(struct device *dev, void *data)); +struct device *bus_find_device_by_name(struct bus_type *bus, + struct device *start, + const char *name); int __must_check bus_for_each_drv(struct bus_type *bus, - struct device_driver *start, void *data, - int (*fn)(struct device_driver *, void *)); + struct device_driver *start, void *data, + int (*fn)(struct device_driver *, void *)); /* * Bus notifiers: Get notified of addition/removal of devices @@ -118,111 +115,128 @@ extern int bus_unregister_notifier(struct bus_type *bus, #define BUS_NOTIFY_UNBIND_DRIVER 0x00000004 /* driver about to be unbound */ +extern struct kset *bus_get_kset(struct bus_type *bus); +extern struct klist *bus_get_device_klist(struct bus_type *bus); + struct device_driver { - const char * name; - struct bus_type * bus; + const char *name; + struct bus_type *bus; - struct kobject kobj; - struct klist klist_devices; - struct klist_node knode_bus; + struct module *owner; + const char *mod_name; /* used for built-in modules */ - struct module * owner; - const char * mod_name; /* used for built-in modules */ - struct module_kobject * mkobj; + int (*probe) (struct device *dev); + int (*remove) (struct device *dev); + void (*shutdown) (struct device *dev); + int (*suspend) (struct device *dev, pm_message_t state); + int (*resume) (struct device *dev); + struct attribute_group **groups; - int (*probe) (struct device * dev); - int (*remove) (struct device * dev); - void (*shutdown) (struct device * dev); - int (*suspend) (struct device * dev, pm_message_t state); - int (*resume) (struct device * dev); + struct driver_private *p; }; -extern int __must_check driver_register(struct device_driver * drv); -extern void driver_unregister(struct device_driver * drv); +extern int __must_check driver_register(struct device_driver *drv); +extern void driver_unregister(struct device_driver *drv); -extern struct device_driver * get_driver(struct device_driver * drv); -extern void put_driver(struct device_driver * drv); -extern struct device_driver *driver_find(const char *name, struct bus_type *bus); +extern struct device_driver *get_driver(struct device_driver *drv); +extern void put_driver(struct device_driver *drv); +extern struct device_driver *driver_find(const char *name, + struct bus_type *bus); extern int driver_probe_done(void); /* sysfs interface for exporting driver attributes */ struct driver_attribute { - struct attribute attr; - ssize_t (*show)(struct device_driver *, char * buf); - ssize_t (*store)(struct device_driver *, const char * buf, size_t count); + struct attribute attr; + ssize_t (*show)(struct device_driver *driver, char *buf); + ssize_t (*store)(struct device_driver *driver, const char *buf, + size_t count); }; -#define DRIVER_ATTR(_name,_mode,_show,_store) \ -struct driver_attribute driver_attr_##_name = __ATTR(_name,_mode,_show,_store) +#define DRIVER_ATTR(_name, _mode, _show, _store) \ +struct driver_attribute driver_attr_##_name = \ + __ATTR(_name, _mode, _show, _store) + +extern int __must_check driver_create_file(struct device_driver *driver, + struct driver_attribute *attr); +extern void driver_remove_file(struct device_driver *driver, + struct driver_attribute *attr); -extern int __must_check driver_create_file(struct device_driver *, - struct driver_attribute *); -extern void driver_remove_file(struct device_driver *, struct driver_attribute *); +extern int __must_check driver_add_kobj(struct device_driver *drv, + struct kobject *kobj, + const char *fmt, ...); -extern int __must_check driver_for_each_device(struct device_driver * drv, - struct device *start, void *data, - int (*fn)(struct device *, void *)); -struct device * driver_find_device(struct device_driver *drv, - struct device *start, void *data, - int (*match)(struct device *, void *)); +extern int __must_check driver_for_each_device(struct device_driver *drv, + struct device *start, + void *data, + int (*fn)(struct device *dev, + void *)); +struct device *driver_find_device(struct device_driver *drv, + struct device *start, void *data, + int (*match)(struct device *dev, void *data)); /* * device classes */ struct class { - const char * name; - struct module * owner; + const char *name; + struct module *owner; struct kset subsys; struct list_head children; struct list_head devices; struct list_head interfaces; struct kset class_dirs; - struct semaphore sem; /* locks both the children and interfaces lists */ - - struct class_attribute * class_attrs; - struct class_device_attribute * class_dev_attrs; - struct device_attribute * dev_attrs; + struct semaphore sem; /* locks children, devices, interfaces */ + struct class_attribute *class_attrs; + struct class_device_attribute *class_dev_attrs; + struct device_attribute *dev_attrs; - int (*uevent)(struct class_device *dev, struct kobj_uevent_env *env); - int (*dev_uevent)(struct device *dev, struct kobj_uevent_env *env); + int (*uevent)(struct class_device *dev, struct kobj_uevent_env *env); + int (*dev_uevent)(struct device *dev, struct kobj_uevent_env *env); - void (*release)(struct class_device *dev); - void (*class_release)(struct class *class); - void (*dev_release)(struct device *dev); + void (*release)(struct class_device *dev); + void (*class_release)(struct class *class); + void (*dev_release)(struct device *dev); - int (*suspend)(struct device *, pm_message_t state); - int (*resume)(struct device *); + int (*suspend)(struct device *dev, pm_message_t state); + int (*resume)(struct device *dev); }; -extern int __must_check class_register(struct class *); -extern void class_unregister(struct class *); +extern int __must_check class_register(struct class *class); +extern void class_unregister(struct class *class); +extern int class_for_each_device(struct class *class, void *data, + int (*fn)(struct device *dev, void *data)); +extern struct device *class_find_device(struct class *class, void *data, + int (*match)(struct device *, void *)); +extern struct class_device *class_find_child(struct class *class, void *data, + int (*match)(struct class_device *, void *)); struct class_attribute { - struct attribute attr; - ssize_t (*show)(struct class *, char * buf); - ssize_t (*store)(struct class *, const char * buf, size_t count); + struct attribute attr; + ssize_t (*show)(struct class *class, char *buf); + ssize_t (*store)(struct class *class, const char *buf, size_t count); }; -#define CLASS_ATTR(_name,_mode,_show,_store) \ -struct class_attribute class_attr_##_name = __ATTR(_name,_mode,_show,_store) +#define CLASS_ATTR(_name, _mode, _show, _store) \ +struct class_attribute class_attr_##_name = __ATTR(_name, _mode, _show, _store) -extern int __must_check class_create_file(struct class *, - const struct class_attribute *); -extern void class_remove_file(struct class *, const struct class_attribute *); +extern int __must_check class_create_file(struct class *class, + const struct class_attribute *attr); +extern void class_remove_file(struct class *class, + const struct class_attribute *attr); struct class_device_attribute { - struct attribute attr; - ssize_t (*show)(struct class_device *, char * buf); - ssize_t (*store)(struct class_device *, const char * buf, size_t count); + struct attribute attr; + ssize_t (*show)(struct class_device *, char *buf); + ssize_t (*store)(struct class_device *, const char *buf, size_t count); }; -#define CLASS_DEVICE_ATTR(_name,_mode,_show,_store) \ +#define CLASS_DEVICE_ATTR(_name, _mode, _show, _store) \ struct class_device_attribute class_device_attr_##_name = \ - __ATTR(_name,_mode,_show,_store) + __ATTR(_name, _mode, _show, _store) extern int __must_check class_device_create_file(struct class_device *, const struct class_device_attribute *); @@ -255,26 +269,24 @@ struct class_device { struct list_head node; struct kobject kobj; - struct class * class; /* required */ - dev_t devt; /* dev_t, creates the sysfs "dev" */ - struct device * dev; /* not necessary, but nice to have */ - void * class_data; /* class-specific data */ - struct class_device *parent; /* parent of this child device, if there is one */ - struct attribute_group ** groups; /* optional groups */ - - void (*release)(struct class_device *dev); - int (*uevent)(struct class_device *dev, struct kobj_uevent_env *env); - char class_id[BUS_ID_SIZE]; /* unique to this class */ + struct class *class; + dev_t devt; + struct device *dev; + void *class_data; + struct class_device *parent; + struct attribute_group **groups; + + void (*release)(struct class_device *dev); + int (*uevent)(struct class_device *dev, struct kobj_uevent_env *env); + char class_id[BUS_ID_SIZE]; }; -static inline void * -class_get_devdata (struct class_device *dev) +static inline void *class_get_devdata(struct class_device *dev) { return dev->class_data; } -static inline void -class_set_devdata (struct class_device *dev, void *data) +static inline void class_set_devdata(struct class_device *dev, void *data) { dev->class_data = data; } @@ -286,10 +298,10 @@ extern void class_device_initialize(struct class_device *); extern int __must_check class_device_add(struct class_device *); extern void class_device_del(struct class_device *); -extern struct class_device * class_device_get(struct class_device *); +extern struct class_device *class_device_get(struct class_device *); extern void class_device_put(struct class_device *); -extern void class_device_remove_file(struct class_device *, +extern void class_device_remove_file(struct class_device *, const struct class_device_attribute *); extern int __must_check class_device_create_bin_file(struct class_device *, struct bin_attribute *); @@ -316,7 +328,7 @@ extern struct class_device *class_device_create(struct class *cls, dev_t devt, struct device *device, const char *fmt, ...) - __attribute__((format(printf,5,6))); + __attribute__((format(printf, 5, 6))); extern void class_device_destroy(struct class *cls, dev_t devt); /* @@ -333,8 +345,8 @@ struct device_type { struct attribute_group **groups; int (*uevent)(struct device *dev, struct kobj_uevent_env *env); void (*release)(struct device *dev); - int (*suspend)(struct device * dev, pm_message_t state); - int (*resume)(struct device * dev); + int (*suspend)(struct device *dev, pm_message_t state); + int (*resume)(struct device *dev); }; /* interface for exporting device attributes */ @@ -346,18 +358,19 @@ struct device_attribute { const char *buf, size_t count); }; -#define DEVICE_ATTR(_name,_mode,_show,_store) \ -struct device_attribute dev_attr_##_name = __ATTR(_name,_mode,_show,_store) +#define DEVICE_ATTR(_name, _mode, _show, _store) \ +struct device_attribute dev_attr_##_name = __ATTR(_name, _mode, _show, _store) extern int __must_check device_create_file(struct device *device, - struct device_attribute * entry); -extern void device_remove_file(struct device * dev, struct device_attribute * attr); + struct device_attribute *entry); +extern void device_remove_file(struct device *dev, + struct device_attribute *attr); extern int __must_check device_create_bin_file(struct device *dev, struct bin_attribute *attr); extern void device_remove_bin_file(struct device *dev, struct bin_attribute *attr); extern int device_schedule_callback_owner(struct device *dev, - void (*func)(struct device *), struct module *owner); + void (*func)(struct device *dev), struct module *owner); /* This is a macro to avoid include problems with THIS_MODULE */ #define device_schedule_callback(dev, func) \ @@ -368,21 +381,21 @@ typedef void (*dr_release_t)(struct device *dev, void *res); typedef int (*dr_match_t)(struct device *dev, void *res, void *match_data); #ifdef CONFIG_DEBUG_DEVRES -extern void * __devres_alloc(dr_release_t release, size_t size, gfp_t gfp, +extern void *__devres_alloc(dr_release_t release, size_t size, gfp_t gfp, const char *name); #define devres_alloc(release, size, gfp) \ __devres_alloc(release, size, gfp, #release) #else -extern void * devres_alloc(dr_release_t release, size_t size, gfp_t gfp); +extern void *devres_alloc(dr_release_t release, size_t size, gfp_t gfp); #endif extern void devres_free(void *res); extern void devres_add(struct device *dev, void *res); -extern void * devres_find(struct device *dev, dr_release_t release, - dr_match_t match, void *match_data); -extern void * devres_get(struct device *dev, void *new_res, +extern void *devres_find(struct device *dev, dr_release_t release, dr_match_t match, void *match_data); -extern void * devres_remove(struct device *dev, dr_release_t release, - dr_match_t match, void *match_data); +extern void *devres_get(struct device *dev, void *new_res, + dr_match_t match, void *match_data); +extern void *devres_remove(struct device *dev, dr_release_t release, + dr_match_t match, void *match_data); extern int devres_destroy(struct device *dev, dr_release_t release, dr_match_t match, void *match_data); @@ -397,9 +410,18 @@ extern int devres_release_group(struct device *dev, void *id); extern void *devm_kzalloc(struct device *dev, size_t size, gfp_t gfp); extern void devm_kfree(struct device *dev, void *p); +struct device_dma_parameters { + /* + * a low level driver may set these to teach IOMMU code about + * sg limitations. + */ + unsigned int max_segment_size; + unsigned long segment_boundary_mask; +}; + struct device { struct klist klist_children; - struct klist_node knode_parent; /* node in sibling list */ + struct klist_node knode_parent; /* node in sibling list */ struct klist_node knode_driver; struct klist_node knode_bus; struct device *parent; @@ -414,7 +436,7 @@ struct device { * its driver. */ - struct bus_type * bus; /* type of bus device is on */ + struct bus_type *bus; /* type of bus device is on */ struct device_driver *driver; /* which driver has allocated this device */ void *driver_data; /* data private to the driver */ @@ -432,6 +454,8 @@ struct device { 64 bit addresses for consistent allocations such descriptors. */ + struct device_dma_parameters *dma_parms; + struct list_head dma_pools; /* dma pools (if dma'ble) */ struct dma_coherent_mem *dma_mem; /* internal for coherent mem @@ -445,10 +469,10 @@ struct device { /* class_device migration path */ struct list_head node; struct class *class; - dev_t devt; /* dev_t, creates the sysfs "dev" */ + dev_t devt; /* dev_t, creates the sysfs "dev" */ struct attribute_group **groups; /* optional groups */ - void (*release)(struct device * dev); + void (*release)(struct device *dev); }; #ifdef CONFIG_NUMA @@ -470,14 +494,12 @@ static inline void set_dev_node(struct device *dev, int node) } #endif -static inline void * -dev_get_drvdata (struct device *dev) +static inline void *dev_get_drvdata(struct device *dev) { return dev->driver_data; } -static inline void -dev_set_drvdata (struct device *dev, void *data) +static inline void dev_set_drvdata(struct device *dev, void *data) { dev->driver_data = data; } @@ -492,15 +514,15 @@ void driver_init(void); /* * High level routines for use by the bus drivers */ -extern int __must_check device_register(struct device * dev); -extern void device_unregister(struct device * dev); -extern void device_initialize(struct device * dev); -extern int __must_check device_add(struct device * dev); -extern void device_del(struct device * dev); -extern int device_for_each_child(struct device *, void *, - int (*fn)(struct device *, void *)); -extern struct device *device_find_child(struct device *, void *data, - int (*match)(struct device *, void *)); +extern int __must_check device_register(struct device *dev); +extern void device_unregister(struct device *dev); +extern void device_initialize(struct device *dev); +extern int __must_check device_add(struct device *dev); +extern void device_del(struct device *dev); +extern int device_for_each_child(struct device *dev, void *data, + int (*fn)(struct device *dev, void *data)); +extern struct device *device_find_child(struct device *dev, void *data, + int (*match)(struct device *dev, void *data)); extern int device_rename(struct device *dev, char *new_name); extern int device_move(struct device *dev, struct device *new_parent); @@ -509,8 +531,8 @@ extern int device_move(struct device *dev, struct device *new_parent); * for information on use. */ extern int __must_check device_bind_driver(struct device *dev); -extern void device_release_driver(struct device * dev); -extern int __must_check device_attach(struct device * dev); +extern void device_release_driver(struct device *dev); +extern int __must_check device_attach(struct device *dev); extern int __must_check driver_attach(struct device_driver *drv); extern int __must_check device_reprobe(struct device *dev); @@ -519,8 +541,22 @@ extern int __must_check device_reprobe(struct device *dev); */ extern struct device *device_create(struct class *cls, struct device *parent, dev_t devt, const char *fmt, ...) - __attribute__((format(printf,4,5))); + __attribute__((format(printf, 4, 5))); extern void device_destroy(struct class *cls, dev_t devt); +#ifdef CONFIG_PM_SLEEP +extern void destroy_suspended_device(struct class *cls, dev_t devt); +extern void device_pm_schedule_removal(struct device *); +#else /* !CONFIG_PM_SLEEP */ +static inline void destroy_suspended_device(struct class *cls, dev_t devt) +{ + device_destroy(cls, devt); +} + +static inline void device_pm_schedule_removal(struct device *dev) +{ + device_unregister(dev); +} +#endif /* !CONFIG_PM_SLEEP */ /* * Platform "fixup" functions - allow the platform to have their say @@ -528,17 +564,17 @@ extern void device_destroy(struct class *cls, dev_t devt); * know about. */ /* Notify platform of device discovery */ -extern int (*platform_notify)(struct device * dev); +extern int (*platform_notify)(struct device *dev); -extern int (*platform_notify_remove)(struct device * dev); +extern int (*platform_notify_remove)(struct device *dev); /** * get_device - atomically increment the reference count for the device. * */ -extern struct device * get_device(struct device * dev); -extern void put_device(struct device * dev); +extern struct device *get_device(struct device *dev); +extern void put_device(struct device *dev); /* drivers/base/power/shutdown.c */ @@ -547,22 +583,33 @@ extern void device_shutdown(void); /* drivers/base/sys.c */ extern void sysdev_shutdown(void); - -/* drivers/base/firmware.c */ -extern int __must_check firmware_register(struct kset *); -extern void firmware_unregister(struct kset *); - /* debugging and troubleshooting/diagnostic helpers. */ extern const char *dev_driver_string(struct device *dev); #define dev_printk(level, dev, format, arg...) \ - printk(level "%s %s: " format , dev_driver_string(dev) , (dev)->bus_id , ## arg) + printk(level "%s %s: " format , dev_driver_string(dev) , \ + (dev)->bus_id , ## arg) + +#define dev_emerg(dev, format, arg...) \ + dev_printk(KERN_EMERG , dev , format , ## arg) +#define dev_alert(dev, format, arg...) \ + dev_printk(KERN_ALERT , dev , format , ## arg) +#define dev_crit(dev, format, arg...) \ + dev_printk(KERN_CRIT , dev , format , ## arg) +#define dev_err(dev, format, arg...) \ + dev_printk(KERN_ERR , dev , format , ## arg) +#define dev_warn(dev, format, arg...) \ + dev_printk(KERN_WARNING , dev , format , ## arg) +#define dev_notice(dev, format, arg...) \ + dev_printk(KERN_NOTICE , dev , format , ## arg) +#define dev_info(dev, format, arg...) \ + dev_printk(KERN_INFO , dev , format , ## arg) #ifdef DEBUG #define dev_dbg(dev, format, arg...) \ dev_printk(KERN_DEBUG , dev , format , ## arg) #else static inline int __attribute__ ((format (printf, 2, 3))) -dev_dbg(struct device * dev, const char * fmt, ...) +dev_dbg(struct device *dev, const char *fmt, ...) { return 0; } @@ -572,21 +619,12 @@ dev_dbg(struct device * dev, const char * fmt, ...) #define dev_vdbg dev_dbg #else static inline int __attribute__ ((format (printf, 2, 3))) -dev_vdbg(struct device * dev, const char * fmt, ...) +dev_vdbg(struct device *dev, const char *fmt, ...) { return 0; } #endif -#define dev_err(dev, format, arg...) \ - dev_printk(KERN_ERR , dev , format , ## arg) -#define dev_info(dev, format, arg...) \ - dev_printk(KERN_INFO , dev , format , ## arg) -#define dev_warn(dev, format, arg...) \ - dev_printk(KERN_WARNING , dev , format , ## arg) -#define dev_notice(dev, format, arg...) \ - dev_printk(KERN_NOTICE , dev , format , ## arg) - /* Create alias, so I can be autoloaded. */ #define MODULE_ALIAS_CHARDEV(major,minor) \ MODULE_ALIAS("char-major-" __stringify(major) "-" __stringify(minor)) diff --git a/include/linux/dlm.h b/include/linux/dlm.h index be9d278761e0..c743fbc769db 100644 --- a/include/linux/dlm.h +++ b/include/linux/dlm.h @@ -19,148 +19,12 @@ * routines and structures to use DLM lockspaces */ -/* - * Lock Modes - */ +/* Lock levels and flags are here */ +#include <linux/dlmconstants.h> -#define DLM_LOCK_IV -1 /* invalid */ -#define DLM_LOCK_NL 0 /* null */ -#define DLM_LOCK_CR 1 /* concurrent read */ -#define DLM_LOCK_CW 2 /* concurrent write */ -#define DLM_LOCK_PR 3 /* protected read */ -#define DLM_LOCK_PW 4 /* protected write */ -#define DLM_LOCK_EX 5 /* exclusive */ - -/* - * Maximum size in bytes of a dlm_lock name - */ #define DLM_RESNAME_MAXLEN 64 -/* - * Flags to dlm_lock - * - * DLM_LKF_NOQUEUE - * - * Do not queue the lock request on the wait queue if it cannot be granted - * immediately. If the lock cannot be granted because of this flag, DLM will - * either return -EAGAIN from the dlm_lock call or will return 0 from - * dlm_lock and -EAGAIN in the lock status block when the AST is executed. - * - * DLM_LKF_CANCEL - * - * Used to cancel a pending lock request or conversion. A converting lock is - * returned to its previously granted mode. - * - * DLM_LKF_CONVERT - * - * Indicates a lock conversion request. For conversions the name and namelen - * are ignored and the lock ID in the LKSB is used to identify the lock. - * - * DLM_LKF_VALBLK - * - * Requests DLM to return the current contents of the lock value block in the - * lock status block. When this flag is set in a lock conversion from PW or EX - * modes, DLM assigns the value specified in the lock status block to the lock - * value block of the lock resource. The LVB is a DLM_LVB_LEN size array - * containing application-specific information. - * - * DLM_LKF_QUECVT - * - * Force a conversion request to be queued, even if it is compatible with - * the granted modes of other locks on the same resource. - * - * DLM_LKF_IVVALBLK - * - * Invalidate the lock value block. - * - * DLM_LKF_CONVDEADLK - * - * Allows the dlm to resolve conversion deadlocks internally by demoting the - * granted mode of a converting lock to NL. The DLM_SBF_DEMOTED flag is - * returned for a conversion that's been effected by this. - * - * DLM_LKF_PERSISTENT - * - * Only relevant to locks originating in userspace. A persistent lock will not - * be removed if the process holding the lock exits. - * - * DLM_LKF_NODLCKWT - * - * Do not cancel the lock if it gets into conversion deadlock. - * Exclude this lock from being monitored due to DLM_LSFL_TIMEWARN. - * - * DLM_LKF_NODLCKBLK - * - * net yet implemented - * - * DLM_LKF_EXPEDITE - * - * Used only with new requests for NL mode locks. Tells the lock manager - * to grant the lock, ignoring other locks in convert and wait queues. - * - * DLM_LKF_NOQUEUEBAST - * - * Send blocking AST's before returning -EAGAIN to the caller. It is only - * used along with the NOQUEUE flag. Blocking AST's are not sent for failed - * NOQUEUE requests otherwise. - * - * DLM_LKF_HEADQUE - * - * Add a lock to the head of the convert or wait queue rather than the tail. - * - * DLM_LKF_NOORDER - * - * Disregard the standard grant order rules and grant a lock as soon as it - * is compatible with other granted locks. - * - * DLM_LKF_ORPHAN - * - * not yet implemented - * - * DLM_LKF_ALTPR - * - * If the requested mode cannot be granted immediately, try to grant the lock - * in PR mode instead. If this alternate mode is granted instead of the - * requested mode, DLM_SBF_ALTMODE is returned in the lksb. - * - * DLM_LKF_ALTCW - * - * The same as ALTPR, but the alternate mode is CW. - * - * DLM_LKF_FORCEUNLOCK - * - * Unlock the lock even if it is converting or waiting or has sublocks. - * Only really for use by the userland device.c code. - * - */ - -#define DLM_LKF_NOQUEUE 0x00000001 -#define DLM_LKF_CANCEL 0x00000002 -#define DLM_LKF_CONVERT 0x00000004 -#define DLM_LKF_VALBLK 0x00000008 -#define DLM_LKF_QUECVT 0x00000010 -#define DLM_LKF_IVVALBLK 0x00000020 -#define DLM_LKF_CONVDEADLK 0x00000040 -#define DLM_LKF_PERSISTENT 0x00000080 -#define DLM_LKF_NODLCKWT 0x00000100 -#define DLM_LKF_NODLCKBLK 0x00000200 -#define DLM_LKF_EXPEDITE 0x00000400 -#define DLM_LKF_NOQUEUEBAST 0x00000800 -#define DLM_LKF_HEADQUE 0x00001000 -#define DLM_LKF_NOORDER 0x00002000 -#define DLM_LKF_ORPHAN 0x00004000 -#define DLM_LKF_ALTPR 0x00008000 -#define DLM_LKF_ALTCW 0x00010000 -#define DLM_LKF_FORCEUNLOCK 0x00020000 -#define DLM_LKF_TIMEOUT 0x00040000 - -/* - * Some return codes that are not in errno.h - */ - -#define DLM_ECANCEL 0x10001 -#define DLM_EUNLOCK 0x10002 typedef void dlm_lockspace_t; diff --git a/include/linux/dlmconstants.h b/include/linux/dlmconstants.h new file mode 100644 index 000000000000..fddb3d3ff321 --- /dev/null +++ b/include/linux/dlmconstants.h @@ -0,0 +1,159 @@ +/****************************************************************************** +******************************************************************************* +** +** Copyright (C) Sistina Software, Inc. 1997-2003 All rights reserved. +** Copyright (C) 2004-2007 Red Hat, Inc. All rights reserved. +** +** This copyrighted material is made available to anyone wishing to use, +** modify, copy, or redistribute it subject to the terms and conditions +** of the GNU General Public License v.2. +** +******************************************************************************* +******************************************************************************/ + +#ifndef __DLMCONSTANTS_DOT_H__ +#define __DLMCONSTANTS_DOT_H__ + +/* + * Constants used by DLM interface. + */ + +/* + * Lock Modes + */ + +#define DLM_LOCK_IV (-1) /* invalid */ +#define DLM_LOCK_NL 0 /* null */ +#define DLM_LOCK_CR 1 /* concurrent read */ +#define DLM_LOCK_CW 2 /* concurrent write */ +#define DLM_LOCK_PR 3 /* protected read */ +#define DLM_LOCK_PW 4 /* protected write */ +#define DLM_LOCK_EX 5 /* exclusive */ + + +/* + * Flags to dlm_lock + * + * DLM_LKF_NOQUEUE + * + * Do not queue the lock request on the wait queue if it cannot be granted + * immediately. If the lock cannot be granted because of this flag, DLM will + * either return -EAGAIN from the dlm_lock call or will return 0 from + * dlm_lock and -EAGAIN in the lock status block when the AST is executed. + * + * DLM_LKF_CANCEL + * + * Used to cancel a pending lock request or conversion. A converting lock is + * returned to its previously granted mode. + * + * DLM_LKF_CONVERT + * + * Indicates a lock conversion request. For conversions the name and namelen + * are ignored and the lock ID in the LKSB is used to identify the lock. + * + * DLM_LKF_VALBLK + * + * Requests DLM to return the current contents of the lock value block in the + * lock status block. When this flag is set in a lock conversion from PW or EX + * modes, DLM assigns the value specified in the lock status block to the lock + * value block of the lock resource. The LVB is a DLM_LVB_LEN size array + * containing application-specific information. + * + * DLM_LKF_QUECVT + * + * Force a conversion request to be queued, even if it is compatible with + * the granted modes of other locks on the same resource. + * + * DLM_LKF_IVVALBLK + * + * Invalidate the lock value block. + * + * DLM_LKF_CONVDEADLK + * + * Allows the dlm to resolve conversion deadlocks internally by demoting the + * granted mode of a converting lock to NL. The DLM_SBF_DEMOTED flag is + * returned for a conversion that's been effected by this. + * + * DLM_LKF_PERSISTENT + * + * Only relevant to locks originating in userspace. A persistent lock will not + * be removed if the process holding the lock exits. + * + * DLM_LKF_NODLCKWT + * + * Do not cancel the lock if it gets into conversion deadlock. + * Exclude this lock from being monitored due to DLM_LSFL_TIMEWARN. + * + * DLM_LKF_NODLCKBLK + * + * net yet implemented + * + * DLM_LKF_EXPEDITE + * + * Used only with new requests for NL mode locks. Tells the lock manager + * to grant the lock, ignoring other locks in convert and wait queues. + * + * DLM_LKF_NOQUEUEBAST + * + * Send blocking AST's before returning -EAGAIN to the caller. It is only + * used along with the NOQUEUE flag. Blocking AST's are not sent for failed + * NOQUEUE requests otherwise. + * + * DLM_LKF_HEADQUE + * + * Add a lock to the head of the convert or wait queue rather than the tail. + * + * DLM_LKF_NOORDER + * + * Disregard the standard grant order rules and grant a lock as soon as it + * is compatible with other granted locks. + * + * DLM_LKF_ORPHAN + * + * not yet implemented + * + * DLM_LKF_ALTPR + * + * If the requested mode cannot be granted immediately, try to grant the lock + * in PR mode instead. If this alternate mode is granted instead of the + * requested mode, DLM_SBF_ALTMODE is returned in the lksb. + * + * DLM_LKF_ALTCW + * + * The same as ALTPR, but the alternate mode is CW. + * + * DLM_LKF_FORCEUNLOCK + * + * Unlock the lock even if it is converting or waiting or has sublocks. + * Only really for use by the userland device.c code. + * + */ + +#define DLM_LKF_NOQUEUE 0x00000001 +#define DLM_LKF_CANCEL 0x00000002 +#define DLM_LKF_CONVERT 0x00000004 +#define DLM_LKF_VALBLK 0x00000008 +#define DLM_LKF_QUECVT 0x00000010 +#define DLM_LKF_IVVALBLK 0x00000020 +#define DLM_LKF_CONVDEADLK 0x00000040 +#define DLM_LKF_PERSISTENT 0x00000080 +#define DLM_LKF_NODLCKWT 0x00000100 +#define DLM_LKF_NODLCKBLK 0x00000200 +#define DLM_LKF_EXPEDITE 0x00000400 +#define DLM_LKF_NOQUEUEBAST 0x00000800 +#define DLM_LKF_HEADQUE 0x00001000 +#define DLM_LKF_NOORDER 0x00002000 +#define DLM_LKF_ORPHAN 0x00004000 +#define DLM_LKF_ALTPR 0x00008000 +#define DLM_LKF_ALTCW 0x00010000 +#define DLM_LKF_FORCEUNLOCK 0x00020000 +#define DLM_LKF_TIMEOUT 0x00040000 + +/* + * Some return codes that are not in errno.h + */ + +#define DLM_ECANCEL 0x10001 +#define DLM_EUNLOCK 0x10002 + +#endif /* __DLMCONSTANTS_DOT_H__ */ diff --git a/include/linux/dma-mapping.h b/include/linux/dma-mapping.h index 101a2d4636be..332030709623 100644 --- a/include/linux/dma-mapping.h +++ b/include/linux/dma-mapping.h @@ -1,5 +1,5 @@ -#ifndef _ASM_LINUX_DMA_MAPPING_H -#define _ASM_LINUX_DMA_MAPPING_H +#ifndef _LINUX_DMA_MAPPING_H +#define _LINUX_DMA_MAPPING_H #include <linux/device.h> #include <linux/err.h> @@ -60,6 +60,36 @@ static inline int is_device_dma_capable(struct device *dev) extern u64 dma_get_required_mask(struct device *dev); +static inline unsigned int dma_get_max_seg_size(struct device *dev) +{ + return dev->dma_parms ? dev->dma_parms->max_segment_size : 65536; +} + +static inline unsigned int dma_set_max_seg_size(struct device *dev, + unsigned int size) +{ + if (dev->dma_parms) { + dev->dma_parms->max_segment_size = size; + return 0; + } else + return -EIO; +} + +static inline unsigned long dma_get_seg_boundary(struct device *dev) +{ + return dev->dma_parms ? + dev->dma_parms->segment_boundary_mask : 0xffffffff; +} + +static inline int dma_set_seg_boundary(struct device *dev, unsigned long mask) +{ + if (dev->dma_parms) { + dev->dma_parms->segment_boundary_mask = mask; + return 0; + } else + return -EIO; +} + /* flags for the coherent memory api */ #define DMA_MEMORY_MAP 0x01 #define DMA_MEMORY_IO 0x02 diff --git a/include/linux/dmaengine.h b/include/linux/dmaengine.h index a3b6035b6c86..acbb364674ff 100644 --- a/include/linux/dmaengine.h +++ b/include/linux/dmaengine.h @@ -29,7 +29,7 @@ #include <linux/dma-mapping.h> /** - * enum dma_state - resource PNP/power managment state + * enum dma_state - resource PNP/power management state * @DMA_RESOURCE_SUSPEND: DMA device going into low power state * @DMA_RESOURCE_RESUME: DMA device returning to full power * @DMA_RESOURCE_AVAILABLE: DMA device available to the system @@ -95,6 +95,15 @@ enum dma_transaction_type { #define DMA_TX_TYPE_END (DMA_INTERRUPT + 1) /** + * enum dma_prep_flags - DMA flags to augment operation preparation + * @DMA_PREP_INTERRUPT - trigger an interrupt (callback) upon completion of + * this transaction + */ +enum dma_prep_flags { + DMA_PREP_INTERRUPT = (1 << 0), +}; + +/** * dma_cap_mask_t - capabilities bitmap modeled after cpumask_t. * See linux/cpumask.h */ @@ -132,7 +141,7 @@ struct dma_chan { /* sysfs */ int chan_id; - struct class_device class_dev; + struct device dev; struct kref refcount; int slow_ref; @@ -142,6 +151,7 @@ struct dma_chan { struct dma_chan_percpu *local; }; +#define to_dma_chan(p) container_of(p, struct dma_chan, dev) void dma_chan_cleanup(struct kref *kref); @@ -208,8 +218,6 @@ typedef void (*dma_async_tx_callback)(void *dma_async_param); * descriptors * @chan: target channel for this operation * @tx_submit: set the prepared descriptor(s) to be executed by the engine - * @tx_set_dest: set a destination address in a hardware descriptor - * @tx_set_src: set a source address in a hardware descriptor * @callback: routine to call after this operation is complete * @callback_param: general parameter to pass to the callback routine * ---async_tx api specific fields--- @@ -226,10 +234,6 @@ struct dma_async_tx_descriptor { struct list_head tx_list; struct dma_chan *chan; dma_cookie_t (*tx_submit)(struct dma_async_tx_descriptor *tx); - void (*tx_set_dest)(dma_addr_t addr, - struct dma_async_tx_descriptor *tx, int index); - void (*tx_set_src)(dma_addr_t addr, - struct dma_async_tx_descriptor *tx, int index); dma_async_tx_callback callback; void *callback_param; struct list_head depend_list; @@ -278,15 +282,17 @@ struct dma_device { void (*device_free_chan_resources)(struct dma_chan *chan); struct dma_async_tx_descriptor *(*device_prep_dma_memcpy)( - struct dma_chan *chan, size_t len, int int_en); + struct dma_chan *chan, dma_addr_t dest, dma_addr_t src, + size_t len, unsigned long flags); struct dma_async_tx_descriptor *(*device_prep_dma_xor)( - struct dma_chan *chan, unsigned int src_cnt, size_t len, - int int_en); + struct dma_chan *chan, dma_addr_t dest, dma_addr_t *src, + unsigned int src_cnt, size_t len, unsigned long flags); struct dma_async_tx_descriptor *(*device_prep_dma_zero_sum)( - struct dma_chan *chan, unsigned int src_cnt, size_t len, - u32 *result, int int_en); + struct dma_chan *chan, dma_addr_t *src, unsigned int src_cnt, + size_t len, u32 *result, unsigned long flags); struct dma_async_tx_descriptor *(*device_prep_dma_memset)( - struct dma_chan *chan, int value, size_t len, int int_en); + struct dma_chan *chan, dma_addr_t dest, int value, size_t len, + unsigned long flags); struct dma_async_tx_descriptor *(*device_prep_dma_interrupt)( struct dma_chan *chan); diff --git a/include/linux/dmi.h b/include/linux/dmi.h index 00fc7a9c35ec..5b42a659a308 100644 --- a/include/linux/dmi.h +++ b/include/linux/dmi.h @@ -78,6 +78,8 @@ extern const struct dmi_device * dmi_find_device(int type, const char *name, extern void dmi_scan_machine(void); extern int dmi_get_year(int field); extern int dmi_name_in_vendors(const char *str); +extern int dmi_available; +extern char *dmi_get_slot(int slot); #else @@ -87,6 +89,8 @@ static inline const struct dmi_device * dmi_find_device(int type, const char *na const struct dmi_device *from) { return NULL; } static inline int dmi_get_year(int year) { return 0; } static inline int dmi_name_in_vendors(const char *s) { return 0; } +#define dmi_available 0 +static inline char *dmi_get_slot(int slot) { return NULL; } #endif diff --git a/include/linux/elf.h b/include/linux/elf.h index 576e83bd6d88..7ceb24d87c1a 100644 --- a/include/linux/elf.h +++ b/include/linux/elf.h @@ -355,6 +355,7 @@ typedef struct elf64_shdr { #define NT_AUXV 6 #define NT_PRXFPREG 0x46e62b7f /* copied from gdb5.1/include/elf/common.h */ #define NT_PPC_VMX 0x100 /* PowerPC Altivec/VMX registers */ +#define NT_386_TLS 0x200 /* i386 TLS slots (struct user_desc) */ /* Note header in a PT_NOTE section */ diff --git a/include/linux/elfnote.h b/include/linux/elfnote.h index e831759b2fb5..278e3ef05336 100644 --- a/include/linux/elfnote.h +++ b/include/linux/elfnote.h @@ -76,7 +76,7 @@ typeof(desc) _desc \ __attribute__((aligned(sizeof(Elf##size##_Word)))); \ } _ELFNOTE_PASTE(_note_, unique) \ - __attribute_used__ \ + __used \ __attribute__((section(".note." name), \ aligned(sizeof(Elf##size##_Word)), \ unused)) = { \ diff --git a/include/linux/ethtool.h b/include/linux/ethtool.h index 71d4ada6f315..fcbe8b640ffb 100644 --- a/include/linux/ethtool.h +++ b/include/linux/ethtool.h @@ -309,7 +309,7 @@ int ethtool_op_set_flags(struct net_device *dev, u32 data); * get_ringparam: Report ring sizes * set_ringparam: Set ring sizes * get_pauseparam: Report pause parameters - * set_pauseparam: Set pause paramters + * set_pauseparam: Set pause parameters * get_rx_csum: Report whether receive checksums are turned on or off * set_rx_csum: Turn receive checksum on or off * get_tx_csum: Report whether transmit checksums are turned on or off diff --git a/include/linux/ext4_fs.h b/include/linux/ext4_fs.h index 97dd409d5f4a..1852313fc7c7 100644 --- a/include/linux/ext4_fs.h +++ b/include/linux/ext4_fs.h @@ -20,6 +20,8 @@ #include <linux/blkdev.h> #include <linux/magic.h> +#include <linux/ext4_fs_i.h> + /* * The second extended filesystem constants/structures */ @@ -51,6 +53,50 @@ #define ext4_debug(f, a...) do {} while (0) #endif +#define EXT4_MULTIBLOCK_ALLOCATOR 1 + +/* prefer goal again. length */ +#define EXT4_MB_HINT_MERGE 1 +/* blocks already reserved */ +#define EXT4_MB_HINT_RESERVED 2 +/* metadata is being allocated */ +#define EXT4_MB_HINT_METADATA 4 +/* first blocks in the file */ +#define EXT4_MB_HINT_FIRST 8 +/* search for the best chunk */ +#define EXT4_MB_HINT_BEST 16 +/* data is being allocated */ +#define EXT4_MB_HINT_DATA 32 +/* don't preallocate (for tails) */ +#define EXT4_MB_HINT_NOPREALLOC 64 +/* allocate for locality group */ +#define EXT4_MB_HINT_GROUP_ALLOC 128 +/* allocate goal blocks or none */ +#define EXT4_MB_HINT_GOAL_ONLY 256 +/* goal is meaningful */ +#define EXT4_MB_HINT_TRY_GOAL 512 + +struct ext4_allocation_request { + /* target inode for block we're allocating */ + struct inode *inode; + /* logical block in target inode */ + ext4_lblk_t logical; + /* phys. target (a hint) */ + ext4_fsblk_t goal; + /* the closest logical allocated block to the left */ + ext4_lblk_t lleft; + /* phys. block for ^^^ */ + ext4_fsblk_t pleft; + /* the closest logical allocated block to the right */ + ext4_lblk_t lright; + /* phys. block for ^^^ */ + ext4_fsblk_t pright; + /* how many blocks we want to allocate */ + unsigned long len; + /* flags. see above EXT4_MB_HINT_* */ + unsigned long flags; +}; + /* * Special inodes numbers */ @@ -73,8 +119,8 @@ * Macro-instructions used to manage several block sizes */ #define EXT4_MIN_BLOCK_SIZE 1024 -#define EXT4_MAX_BLOCK_SIZE 4096 -#define EXT4_MIN_BLOCK_LOG_SIZE 10 +#define EXT4_MAX_BLOCK_SIZE 65536 +#define EXT4_MIN_BLOCK_LOG_SIZE 10 #ifdef __KERNEL__ # define EXT4_BLOCK_SIZE(s) ((s)->s_blocksize) #else @@ -118,6 +164,11 @@ struct ext4_group_desc __le32 bg_block_bitmap_hi; /* Blocks bitmap block MSB */ __le32 bg_inode_bitmap_hi; /* Inodes bitmap block MSB */ __le32 bg_inode_table_hi; /* Inodes table block MSB */ + __le16 bg_free_blocks_count_hi;/* Free blocks count MSB */ + __le16 bg_free_inodes_count_hi;/* Free inodes count MSB */ + __le16 bg_used_dirs_count_hi; /* Directories count MSB */ + __le16 bg_itable_unused_hi; /* Unused inodes count MSB */ + __u32 bg_reserved2[3]; }; #define EXT4_BG_INODE_UNINIT 0x0001 /* Inode table/bitmap not in use */ @@ -178,8 +229,9 @@ struct ext4_group_desc #define EXT4_NOTAIL_FL 0x00008000 /* file tail should not be merged */ #define EXT4_DIRSYNC_FL 0x00010000 /* dirsync behaviour (directories only) */ #define EXT4_TOPDIR_FL 0x00020000 /* Top of directory hierarchies*/ -#define EXT4_RESERVED_FL 0x80000000 /* reserved for ext4 lib */ +#define EXT4_HUGE_FILE_FL 0x00040000 /* Set to each huge file */ #define EXT4_EXTENTS_FL 0x00080000 /* Inode uses extents */ +#define EXT4_RESERVED_FL 0x80000000 /* reserved for ext4 lib */ #define EXT4_FL_USER_VISIBLE 0x000BDFFF /* User visible flags */ #define EXT4_FL_USER_MODIFIABLE 0x000380FF /* User modifiable flags */ @@ -237,6 +289,7 @@ struct ext4_new_group_data { #endif #define EXT4_IOC_GETRSVSZ _IOR('f', 5, long) #define EXT4_IOC_SETRSVSZ _IOW('f', 6, long) +#define EXT4_IOC_MIGRATE _IO('f', 7) /* * ioctl commands in 32 bit emulation @@ -275,18 +328,18 @@ struct ext4_mount_options { struct ext4_inode { __le16 i_mode; /* File mode */ __le16 i_uid; /* Low 16 bits of Owner Uid */ - __le32 i_size; /* Size in bytes */ + __le32 i_size_lo; /* Size in bytes */ __le32 i_atime; /* Access time */ __le32 i_ctime; /* Inode Change time */ __le32 i_mtime; /* Modification time */ __le32 i_dtime; /* Deletion Time */ __le16 i_gid; /* Low 16 bits of Group Id */ __le16 i_links_count; /* Links count */ - __le32 i_blocks; /* Blocks count */ + __le32 i_blocks_lo; /* Blocks count */ __le32 i_flags; /* File flags */ union { struct { - __u32 l_i_reserved1; + __le32 l_i_version; } linux1; struct { __u32 h_i_translator; @@ -297,12 +350,12 @@ struct ext4_inode { } osd1; /* OS dependent 1 */ __le32 i_block[EXT4_N_BLOCKS];/* Pointers to blocks */ __le32 i_generation; /* File version (for NFS) */ - __le32 i_file_acl; /* File ACL */ - __le32 i_dir_acl; /* Directory ACL */ + __le32 i_file_acl_lo; /* File ACL */ + __le32 i_size_high; __le32 i_obso_faddr; /* Obsoleted fragment address */ union { struct { - __le16 l_i_reserved1; /* Obsoleted fragment number/size which are removed in ext4 */ + __le16 l_i_blocks_high; /* were l_i_reserved1 */ __le16 l_i_file_acl_high; __le16 l_i_uid_high; /* these 2 fields */ __le16 l_i_gid_high; /* were reserved2[0] */ @@ -328,9 +381,9 @@ struct ext4_inode { __le32 i_atime_extra; /* extra Access time (nsec << 2 | epoch) */ __le32 i_crtime; /* File Creation time */ __le32 i_crtime_extra; /* extra FileCreationtime (nsec << 2 | epoch) */ + __le32 i_version_hi; /* high 32 bits for 64-bit version */ }; -#define i_size_high i_dir_acl #define EXT4_EPOCH_BITS 2 #define EXT4_EPOCH_MASK ((1 << EXT4_EPOCH_BITS) - 1) @@ -402,9 +455,12 @@ do { \ raw_inode->xtime ## _extra); \ } while (0) +#define i_disk_version osd1.linux1.l_i_version + #if defined(__KERNEL__) || defined(__linux__) #define i_reserved1 osd1.linux1.l_i_reserved1 #define i_file_acl_high osd2.linux2.l_i_file_acl_high +#define i_blocks_high osd2.linux2.l_i_blocks_high #define i_uid_low i_uid #define i_gid_low i_gid #define i_uid_high osd2.linux2.l_i_uid_high @@ -461,7 +517,10 @@ do { \ #define EXT4_MOUNT_USRQUOTA 0x100000 /* "old" user quota */ #define EXT4_MOUNT_GRPQUOTA 0x200000 /* "old" group quota */ #define EXT4_MOUNT_EXTENTS 0x400000 /* Extents support */ - +#define EXT4_MOUNT_JOURNAL_CHECKSUM 0x800000 /* Journal checksums */ +#define EXT4_MOUNT_JOURNAL_ASYNC_COMMIT 0x1000000 /* Journal Async Commit */ +#define EXT4_MOUNT_I_VERSION 0x2000000 /* i_version support */ +#define EXT4_MOUNT_MBALLOC 0x4000000 /* Buddy allocation support */ /* Compatibility, for having both ext2_fs.h and ext4_fs.h included at once */ #ifndef _LINUX_EXT2_FS_H #define clear_opt(o, opt) o &= ~EXT4_MOUNT_##opt @@ -481,6 +540,7 @@ do { \ #define ext4_test_bit ext2_test_bit #define ext4_find_first_zero_bit ext2_find_first_zero_bit #define ext4_find_next_zero_bit ext2_find_next_zero_bit +#define ext4_find_next_bit ext2_find_next_bit /* * Maximal mount counts between two filesystem checks @@ -671,6 +731,7 @@ static inline int ext4_valid_inum(struct super_block *sb, unsigned long ino) #define EXT4_FEATURE_RO_COMPAT_SPARSE_SUPER 0x0001 #define EXT4_FEATURE_RO_COMPAT_LARGE_FILE 0x0002 #define EXT4_FEATURE_RO_COMPAT_BTREE_DIR 0x0004 +#define EXT4_FEATURE_RO_COMPAT_HUGE_FILE 0x0008 #define EXT4_FEATURE_RO_COMPAT_GDT_CSUM 0x0010 #define EXT4_FEATURE_RO_COMPAT_DIR_NLINK 0x0020 #define EXT4_FEATURE_RO_COMPAT_EXTRA_ISIZE 0x0040 @@ -682,6 +743,7 @@ static inline int ext4_valid_inum(struct super_block *sb, unsigned long ino) #define EXT4_FEATURE_INCOMPAT_META_BG 0x0010 #define EXT4_FEATURE_INCOMPAT_EXTENTS 0x0040 /* extents support */ #define EXT4_FEATURE_INCOMPAT_64BIT 0x0080 +#define EXT4_FEATURE_INCOMPAT_MMP 0x0100 #define EXT4_FEATURE_INCOMPAT_FLEX_BG 0x0200 #define EXT4_FEATURE_COMPAT_SUPP EXT2_FEATURE_COMPAT_EXT_ATTR @@ -696,7 +758,8 @@ static inline int ext4_valid_inum(struct super_block *sb, unsigned long ino) EXT4_FEATURE_RO_COMPAT_GDT_CSUM| \ EXT4_FEATURE_RO_COMPAT_DIR_NLINK | \ EXT4_FEATURE_RO_COMPAT_EXTRA_ISIZE | \ - EXT4_FEATURE_RO_COMPAT_BTREE_DIR) + EXT4_FEATURE_RO_COMPAT_BTREE_DIR |\ + EXT4_FEATURE_RO_COMPAT_HUGE_FILE) /* * Default values for user and/or group using reserved blocks @@ -767,6 +830,26 @@ struct ext4_dir_entry_2 { #define EXT4_DIR_ROUND (EXT4_DIR_PAD - 1) #define EXT4_DIR_REC_LEN(name_len) (((name_len) + 8 + EXT4_DIR_ROUND) & \ ~EXT4_DIR_ROUND) +#define EXT4_MAX_REC_LEN ((1<<16)-1) + +static inline unsigned ext4_rec_len_from_disk(__le16 dlen) +{ + unsigned len = le16_to_cpu(dlen); + + if (len == EXT4_MAX_REC_LEN) + return 1 << 16; + return len; +} + +static inline __le16 ext4_rec_len_to_disk(unsigned len) +{ + if (len == (1 << 16)) + return cpu_to_le16(EXT4_MAX_REC_LEN); + else if (len > (1 << 16)) + BUG(); + return cpu_to_le16(len); +} + /* * Hash Tree Directory indexing * (c) Daniel Phillips, 2001 @@ -810,7 +893,7 @@ struct ext4_iloc { struct buffer_head *bh; unsigned long offset; - unsigned long block_group; + ext4_group_t block_group; }; static inline struct ext4_inode *ext4_raw_inode(struct ext4_iloc *iloc) @@ -835,7 +918,7 @@ struct dir_private_info { /* calculate the first block number of the group */ static inline ext4_fsblk_t -ext4_group_first_block_no(struct super_block *sb, unsigned long group_no) +ext4_group_first_block_no(struct super_block *sb, ext4_group_t group_no) { return group_no * (ext4_fsblk_t)EXT4_BLOCKS_PER_GROUP(sb) + le32_to_cpu(EXT4_SB(sb)->s_es->s_first_data_block); @@ -866,21 +949,24 @@ extern unsigned int ext4_block_group(struct super_block *sb, ext4_fsblk_t blocknr); extern ext4_grpblk_t ext4_block_group_offset(struct super_block *sb, ext4_fsblk_t blocknr); -extern int ext4_bg_has_super(struct super_block *sb, int group); -extern unsigned long ext4_bg_num_gdb(struct super_block *sb, int group); +extern int ext4_bg_has_super(struct super_block *sb, ext4_group_t group); +extern unsigned long ext4_bg_num_gdb(struct super_block *sb, + ext4_group_t group); extern ext4_fsblk_t ext4_new_block (handle_t *handle, struct inode *inode, ext4_fsblk_t goal, int *errp); extern ext4_fsblk_t ext4_new_blocks (handle_t *handle, struct inode *inode, ext4_fsblk_t goal, unsigned long *count, int *errp); +extern ext4_fsblk_t ext4_new_blocks_old(handle_t *handle, struct inode *inode, + ext4_fsblk_t goal, unsigned long *count, int *errp); extern void ext4_free_blocks (handle_t *handle, struct inode *inode, - ext4_fsblk_t block, unsigned long count); + ext4_fsblk_t block, unsigned long count, int metadata); extern void ext4_free_blocks_sb (handle_t *handle, struct super_block *sb, ext4_fsblk_t block, unsigned long count, unsigned long *pdquot_freed_blocks); extern ext4_fsblk_t ext4_count_free_blocks (struct super_block *); extern void ext4_check_blocks_bitmap (struct super_block *); extern struct ext4_group_desc * ext4_get_group_desc(struct super_block * sb, - unsigned int block_group, + ext4_group_t block_group, struct buffer_head ** bh); extern int ext4_should_retry_alloc(struct super_block *sb, int *retries); extern void ext4_init_block_alloc_info(struct inode *); @@ -911,15 +997,32 @@ extern unsigned long ext4_count_dirs (struct super_block *); extern void ext4_check_inodes_bitmap (struct super_block *); extern unsigned long ext4_count_free (struct buffer_head *, unsigned); +/* mballoc.c */ +extern long ext4_mb_stats; +extern long ext4_mb_max_to_scan; +extern int ext4_mb_init(struct super_block *, int); +extern int ext4_mb_release(struct super_block *); +extern ext4_fsblk_t ext4_mb_new_blocks(handle_t *, + struct ext4_allocation_request *, int *); +extern int ext4_mb_reserve_blocks(struct super_block *, int); +extern void ext4_mb_discard_inode_preallocations(struct inode *); +extern int __init init_ext4_mballoc(void); +extern void exit_ext4_mballoc(void); +extern void ext4_mb_free_blocks(handle_t *, struct inode *, + unsigned long, unsigned long, int, unsigned long *); + /* inode.c */ int ext4_forget(handle_t *handle, int is_metadata, struct inode *inode, struct buffer_head *bh, ext4_fsblk_t blocknr); -struct buffer_head * ext4_getblk (handle_t *, struct inode *, long, int, int *); -struct buffer_head * ext4_bread (handle_t *, struct inode *, int, int, int *); +struct buffer_head *ext4_getblk(handle_t *, struct inode *, + ext4_lblk_t, int, int *); +struct buffer_head *ext4_bread(handle_t *, struct inode *, + ext4_lblk_t, int, int *); int ext4_get_blocks_handle(handle_t *handle, struct inode *inode, - sector_t iblock, unsigned long maxblocks, struct buffer_head *bh_result, - int create, int extend_disksize); + ext4_lblk_t iblock, unsigned long maxblocks, + struct buffer_head *bh_result, + int create, int extend_disksize); extern void ext4_read_inode (struct inode *); extern int ext4_write_inode (struct inode *, int); @@ -943,6 +1046,9 @@ extern int ext4_ioctl (struct inode *, struct file *, unsigned int, unsigned long); extern long ext4_compat_ioctl (struct file *, unsigned int, unsigned long); +/* migrate.c */ +extern int ext4_ext_migrate(struct inode *, struct file *, unsigned int, + unsigned long); /* namei.c */ extern int ext4_orphan_add(handle_t *, struct inode *); extern int ext4_orphan_del(handle_t *, struct inode *); @@ -965,6 +1071,12 @@ extern void ext4_abort (struct super_block *, const char *, const char *, ...) extern void ext4_warning (struct super_block *, const char *, const char *, ...) __attribute__ ((format (printf, 3, 4))); extern void ext4_update_dynamic_rev (struct super_block *sb); +extern int ext4_update_compat_feature(handle_t *handle, struct super_block *sb, + __u32 compat); +extern int ext4_update_rocompat_feature(handle_t *handle, + struct super_block *sb, __u32 rocompat); +extern int ext4_update_incompat_feature(handle_t *handle, + struct super_block *sb, __u32 incompat); extern ext4_fsblk_t ext4_block_bitmap(struct super_block *sb, struct ext4_group_desc *bg); extern ext4_fsblk_t ext4_inode_bitmap(struct super_block *sb, @@ -1017,6 +1129,29 @@ static inline void ext4_r_blocks_count_set(struct ext4_super_block *es, es->s_r_blocks_count_hi = cpu_to_le32(blk >> 32); } +static inline loff_t ext4_isize(struct ext4_inode *raw_inode) +{ + return ((loff_t)le32_to_cpu(raw_inode->i_size_high) << 32) | + le32_to_cpu(raw_inode->i_size_lo); +} + +static inline void ext4_isize_set(struct ext4_inode *raw_inode, loff_t i_size) +{ + raw_inode->i_size_lo = cpu_to_le32(i_size); + raw_inode->i_size_high = cpu_to_le32(i_size >> 32); +} + +static inline +struct ext4_group_info *ext4_get_group_info(struct super_block *sb, + ext4_group_t group) +{ + struct ext4_group_info ***grp_info; + long indexv, indexh; + grp_info = EXT4_SB(sb)->s_group_info; + indexv = group >> (EXT4_DESC_PER_BLOCK_BITS(sb)); + indexh = group & ((EXT4_DESC_PER_BLOCK(sb)) - 1); + return grp_info[indexv][indexh]; +} #define ext4_std_error(sb, errno) \ @@ -1048,7 +1183,7 @@ extern const struct inode_operations ext4_fast_symlink_inode_operations; extern int ext4_ext_tree_init(handle_t *handle, struct inode *); extern int ext4_ext_writepage_trans_blocks(struct inode *, int); extern int ext4_ext_get_blocks(handle_t *handle, struct inode *inode, - ext4_fsblk_t iblock, + ext4_lblk_t iblock, unsigned long max_blocks, struct buffer_head *bh_result, int create, int extend_disksize); extern void ext4_ext_truncate(struct inode *, struct page *); @@ -1056,19 +1191,10 @@ extern void ext4_ext_init(struct super_block *); extern void ext4_ext_release(struct super_block *); extern long ext4_fallocate(struct inode *inode, int mode, loff_t offset, loff_t len); -static inline int -ext4_get_blocks_wrap(handle_t *handle, struct inode *inode, sector_t block, - unsigned long max_blocks, struct buffer_head *bh, - int create, int extend_disksize) -{ - if (EXT4_I(inode)->i_flags & EXT4_EXTENTS_FL) - return ext4_ext_get_blocks(handle, inode, block, max_blocks, - bh, create, extend_disksize); - return ext4_get_blocks_handle(handle, inode, block, max_blocks, bh, - create, extend_disksize); -} - - +extern int ext4_get_blocks_wrap(handle_t *handle, struct inode *inode, + sector_t block, unsigned long max_blocks, + struct buffer_head *bh, int create, + int extend_disksize); #endif /* __KERNEL__ */ #endif /* _LINUX_EXT4_FS_H */ diff --git a/include/linux/ext4_fs_extents.h b/include/linux/ext4_fs_extents.h index d2045a26195d..697da4bce6c5 100644 --- a/include/linux/ext4_fs_extents.h +++ b/include/linux/ext4_fs_extents.h @@ -124,20 +124,6 @@ struct ext4_ext_path { #define EXT4_EXT_CACHE_GAP 1 #define EXT4_EXT_CACHE_EXTENT 2 -/* - * to be called by ext4_ext_walk_space() - * negative retcode - error - * positive retcode - signal for ext4_ext_walk_space(), see below - * callback must return valid extent (passed or newly created) - */ -typedef int (*ext_prepare_callback)(struct inode *, struct ext4_ext_path *, - struct ext4_ext_cache *, - void *); - -#define EXT_CONTINUE 0 -#define EXT_BREAK 1 -#define EXT_REPEAT 2 - #define EXT_MAX_BLOCK 0xffffffff @@ -226,6 +212,8 @@ static inline int ext4_ext_get_actual_len(struct ext4_extent *ext) (le16_to_cpu(ext->ee_len) - EXT_INIT_MAX_LEN)); } +extern ext4_fsblk_t idx_pblock(struct ext4_extent_idx *); +extern void ext4_ext_store_pblock(struct ext4_extent *, ext4_fsblk_t); extern int ext4_extent_tree_init(handle_t *, struct inode *); extern int ext4_ext_calc_credits_for_insert(struct inode *, struct ext4_ext_path *); extern int ext4_ext_try_to_merge(struct inode *inode, @@ -233,8 +221,11 @@ extern int ext4_ext_try_to_merge(struct inode *inode, struct ext4_extent *); extern unsigned int ext4_ext_check_overlap(struct inode *, struct ext4_extent *, struct ext4_ext_path *); extern int ext4_ext_insert_extent(handle_t *, struct inode *, struct ext4_ext_path *, struct ext4_extent *); -extern int ext4_ext_walk_space(struct inode *, unsigned long, unsigned long, ext_prepare_callback, void *); -extern struct ext4_ext_path * ext4_ext_find_extent(struct inode *, int, struct ext4_ext_path *); - +extern struct ext4_ext_path *ext4_ext_find_extent(struct inode *, ext4_lblk_t, + struct ext4_ext_path *); +extern int ext4_ext_search_left(struct inode *, struct ext4_ext_path *, + ext4_lblk_t *, ext4_fsblk_t *); +extern int ext4_ext_search_right(struct inode *, struct ext4_ext_path *, + ext4_lblk_t *, ext4_fsblk_t *); #endif /* _LINUX_EXT4_EXTENTS */ diff --git a/include/linux/ext4_fs_i.h b/include/linux/ext4_fs_i.h index 86ddfe2089f3..d5508d3cf290 100644 --- a/include/linux/ext4_fs_i.h +++ b/include/linux/ext4_fs_i.h @@ -27,6 +27,12 @@ typedef int ext4_grpblk_t; /* data type for filesystem-wide blocks number */ typedef unsigned long long ext4_fsblk_t; +/* data type for file logical block number */ +typedef __u32 ext4_lblk_t; + +/* data type for block group number */ +typedef unsigned long ext4_group_t; + struct ext4_reserve_window { ext4_fsblk_t _rsv_start; /* First byte reserved */ ext4_fsblk_t _rsv_end; /* Last byte reserved or 0 */ @@ -48,7 +54,7 @@ struct ext4_block_alloc_info { * most-recently-allocated block in this file. * We use this for detecting linearly ascending allocation requests. */ - __u32 last_alloc_logical_block; + ext4_lblk_t last_alloc_logical_block; /* * Was i_next_alloc_goal in ext4_inode_info * is the *physical* companion to i_next_alloc_block. @@ -67,7 +73,7 @@ struct ext4_block_alloc_info { */ struct ext4_ext_cache { ext4_fsblk_t ec_start; - __u32 ec_block; + ext4_lblk_t ec_block; __u32 ec_len; /* must be 32bit to return holes */ __u32 ec_type; }; @@ -79,7 +85,6 @@ struct ext4_inode_info { __le32 i_data[15]; /* unconverted */ __u32 i_flags; ext4_fsblk_t i_file_acl; - __u32 i_dir_acl; __u32 i_dtime; /* @@ -89,13 +94,13 @@ struct ext4_inode_info { * place a file's data blocks near its inode block, and new inodes * near to their parent directory's inode. */ - __u32 i_block_group; + ext4_group_t i_block_group; __u32 i_state; /* Dynamic state flags for ext4 */ /* block reservation info */ struct ext4_block_alloc_info *i_block_alloc_info; - __u32 i_dir_start_lookup; + ext4_lblk_t i_dir_start_lookup; #ifdef CONFIG_EXT4DEV_FS_XATTR /* * Extended attributes can be read independently of the main file @@ -134,16 +139,16 @@ struct ext4_inode_info { __u16 i_extra_isize; /* - * truncate_mutex is for serialising ext4_truncate() against + * i_data_sem is for serialising ext4_truncate() against * ext4_getblock(). In the 2.4 ext2 design, great chunks of inode's * data tree are chopped off during truncate. We can't do that in * ext4 because whenever we perform intermediate commits during * truncate, the inode and all the metadata blocks *must* be in a * consistent state which allows truncation of the orphans to restart * during recovery. Hence we must fix the get_block-vs-truncate race - * by other means, so we have truncate_mutex. + * by other means, so we have i_data_sem. */ - struct mutex truncate_mutex; + struct rw_semaphore i_data_sem; struct inode vfs_inode; unsigned long i_ext_generation; @@ -153,6 +158,10 @@ struct ext4_inode_info { * struct timespec i_{a,c,m}time in the generic inode. */ struct timespec i_crtime; + + /* mballoc */ + struct list_head i_prealloc_list; + spinlock_t i_prealloc_lock; }; #endif /* _LINUX_EXT4_FS_I */ diff --git a/include/linux/ext4_fs_sb.h b/include/linux/ext4_fs_sb.h index b40e827cd495..abaae2c8cccf 100644 --- a/include/linux/ext4_fs_sb.h +++ b/include/linux/ext4_fs_sb.h @@ -35,9 +35,10 @@ struct ext4_sb_info { unsigned long s_itb_per_group; /* Number of inode table blocks per group */ unsigned long s_gdb_count; /* Number of group descriptor blocks */ unsigned long s_desc_per_block; /* Number of group descriptors per block */ - unsigned long s_groups_count; /* Number of groups in the fs */ + ext4_group_t s_groups_count; /* Number of groups in the fs */ unsigned long s_overhead_last; /* Last calculated overhead */ unsigned long s_blocks_last; /* Last seen block count */ + loff_t s_bitmap_maxbytes; /* max bytes for bitmap files */ struct buffer_head * s_sbh; /* Buffer containing the super block */ struct ext4_super_block * s_es; /* Pointer to the super block in the buffer */ struct buffer_head ** s_group_desc; @@ -90,6 +91,58 @@ struct ext4_sb_info { unsigned long s_ext_blocks; unsigned long s_ext_extents; #endif + + /* for buddy allocator */ + struct ext4_group_info ***s_group_info; + struct inode *s_buddy_cache; + long s_blocks_reserved; + spinlock_t s_reserve_lock; + struct list_head s_active_transaction; + struct list_head s_closed_transaction; + struct list_head s_committed_transaction; + spinlock_t s_md_lock; + tid_t s_last_transaction; + unsigned short *s_mb_offsets, *s_mb_maxs; + + /* tunables */ + unsigned long s_stripe; + unsigned long s_mb_stream_request; + unsigned long s_mb_max_to_scan; + unsigned long s_mb_min_to_scan; + unsigned long s_mb_stats; + unsigned long s_mb_order2_reqs; + unsigned long s_mb_group_prealloc; + /* where last allocation was done - for stream allocation */ + unsigned long s_mb_last_group; + unsigned long s_mb_last_start; + + /* history to debug policy */ + struct ext4_mb_history *s_mb_history; + int s_mb_history_cur; + int s_mb_history_max; + int s_mb_history_num; + struct proc_dir_entry *s_mb_proc; + spinlock_t s_mb_history_lock; + int s_mb_history_filter; + + /* stats for buddy allocator */ + spinlock_t s_mb_pa_lock; + atomic_t s_bal_reqs; /* number of reqs with len > 1 */ + atomic_t s_bal_success; /* we found long enough chunks */ + atomic_t s_bal_allocated; /* in blocks */ + atomic_t s_bal_ex_scanned; /* total extents scanned */ + atomic_t s_bal_goals; /* goal hits */ + atomic_t s_bal_breaks; /* too long searches */ + atomic_t s_bal_2orders; /* 2^order hits */ + spinlock_t s_bal_lock; + unsigned long s_mb_buddies_generated; + unsigned long long s_mb_generation_time; + atomic_t s_mb_lost_chunks; + atomic_t s_mb_preallocated; + atomic_t s_mb_discarded; + + /* locality groups */ + struct ext4_locality_group *s_locality_groups; }; #endif /* _LINUX_EXT4_FS_SB */ diff --git a/include/linux/fs.h b/include/linux/fs.h index b3ec4a496d64..109734bf6377 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -21,7 +21,7 @@ /* Fixed constants first: */ #undef NR_OPEN -#define NR_OPEN (1024*1024) /* Absolute upper limit on fd num */ +extern int sysctl_nr_open; #define INR_OPEN 1024 /* Initial setting for nfile rlimits */ #define BLOCK_SIZE_BITS 10 @@ -124,6 +124,7 @@ extern int dir_notify_enable; #define MS_SHARED (1<<20) /* change to shared */ #define MS_RELATIME (1<<21) /* Update atime relative to mtime/ctime. */ #define MS_KERNMOUNT (1<<22) /* this is a kern_mount call */ +#define MS_I_VERSION (1<<23) /* Update inode I_version field */ #define MS_ACTIVE (1<<30) #define MS_NOUSER (1<<31) @@ -173,6 +174,7 @@ extern int dir_notify_enable; ((inode)->i_flags & (S_SYNC|S_DIRSYNC))) #define IS_MANDLOCK(inode) __IS_FLG(inode, MS_MANDLOCK) #define IS_NOATIME(inode) __IS_FLG(inode, MS_RDONLY|MS_NOATIME) +#define IS_I_VERSION(inode) __IS_FLG(inode, MS_I_VERSION) #define IS_NOQUOTA(inode) ((inode)->i_flags & S_NOQUOTA) #define IS_APPEND(inode) ((inode)->i_flags & S_APPEND) @@ -599,7 +601,7 @@ struct inode { uid_t i_uid; gid_t i_gid; dev_t i_rdev; - unsigned long i_version; + u64 i_version; loff_t i_size; #ifdef __NEED_I_SIZE_ORDERED seqcount_t i_size_seqcount; @@ -870,6 +872,7 @@ struct file_lock { struct list_head fl_block; /* circular list of blocked processes */ fl_owner_t fl_owner; unsigned int fl_pid; + struct pid *fl_nspid; wait_queue_head_t fl_wait; struct file *fl_file; unsigned char fl_flags; @@ -974,7 +977,6 @@ extern int send_sigurg(struct fown_struct *fown); extern struct list_head super_blocks; extern spinlock_t sb_lock; -#define sb_entry(list) list_entry((list), struct super_block, s_list) #define S_BIAS (1<<30) struct super_block { struct list_head s_list; /* Keep this first */ @@ -1276,8 +1278,10 @@ struct super_operations { * * Two bits are used for locking and completion notification, I_LOCK and I_SYNC. * - * I_DIRTY_SYNC Inode itself is dirty. - * I_DIRTY_DATASYNC Data-related inode changes pending + * I_DIRTY_SYNC Inode is dirty, but doesn't have to be written on + * fdatasync(). i_atime is the usual cause. + * I_DIRTY_DATASYNC Inode is dirty and must be written on fdatasync(), f.e. + * because i_size changed. * I_DIRTY_PAGES Inode has dirty pages. Inode itself may be clean. * I_NEW get_new_inode() sets i_state to I_LOCK|I_NEW. Both * are cleared by unlock_new_inode(), called from iget(). @@ -1305,12 +1309,10 @@ struct super_operations { * being set. find_inode() uses this to prevent returning * nearly-dead inodes. * I_SYNC Similar to I_LOCK, but limited in scope to writeback - * of inode dirty data. Having a seperate lock for this + * of inode dirty data. Having a separate lock for this * purpose reduces latency and prevents some filesystem- * specific deadlocks. * - * Q: Why does I_DIRTY_DATASYNC exist? It appears as if it could be replaced - * by (I_DIRTY_SYNC|I_DIRTY_PAGES). * Q: What is the difference between I_WILL_FREE and I_FREEING? * Q: igrab() only checks on (I_FREEING|I_WILL_FREE). Should it also check on * I_CLEAR? If not, why? @@ -1394,6 +1396,21 @@ static inline void inode_dec_link_count(struct inode *inode) mark_inode_dirty(inode); } +/** + * inode_inc_iversion - increments i_version + * @inode: inode that need to be updated + * + * Every time the inode is modified, the i_version field will be incremented. + * The filesystem has to be mounted with i_version flag + */ + +static inline void inode_inc_iversion(struct inode *inode) +{ + spin_lock(&inode->i_lock); + inode->i_version++; + spin_unlock(&inode->i_lock); +} + extern void touch_atime(struct vfsmount *mnt, struct dentry *dentry); static inline void file_accessed(struct file *file) { @@ -1476,7 +1493,7 @@ extern void drop_collected_mounts(struct vfsmount *); extern int vfs_statfs(struct dentry *, struct kstatfs *); /* /sys/fs */ -extern struct kset fs_subsys; +extern struct kobject *fs_kobj; #define FLOCK_VERIFY_READ 1 #define FLOCK_VERIFY_WRITE 2 @@ -2095,6 +2112,7 @@ struct ctl_table; int proc_nr_files(struct ctl_table *table, int write, struct file *filp, void __user *buffer, size_t *lenp, loff_t *ppos); +int get_filesystem_list(char * buf); #endif /* __KERNEL__ */ #endif /* _LINUX_FS_H */ diff --git a/include/linux/fsnotify.h b/include/linux/fsnotify.h index 2bd31fa623b6..d4b7c4ac72e6 100644 --- a/include/linux/fsnotify.h +++ b/include/linux/fsnotify.h @@ -92,6 +92,14 @@ static inline void fsnotify_inoderemove(struct inode *inode) } /* + * fsnotify_link_count - inode's link count changed + */ +static inline void fsnotify_link_count(struct inode *inode) +{ + inotify_inode_queue_event(inode, IN_ATTRIB, 0, NULL, NULL); +} + +/* * fsnotify_create - 'name' was linked in */ static inline void fsnotify_create(struct inode *inode, struct dentry *dentry) @@ -103,6 +111,20 @@ static inline void fsnotify_create(struct inode *inode, struct dentry *dentry) } /* + * fsnotify_link - new hardlink in 'inode' directory + * Note: We have to pass also the linked inode ptr as some filesystems leave + * new_dentry->d_inode NULL and instantiate inode pointer later + */ +static inline void fsnotify_link(struct inode *dir, struct inode *inode, struct dentry *new_dentry) +{ + inode_dir_notify(dir, DN_CREATE); + inotify_inode_queue_event(dir, IN_CREATE, 0, new_dentry->d_name.name, + inode); + fsnotify_link_count(inode); + audit_inode_child(new_dentry->d_name.name, new_dentry, dir); +} + +/* * fsnotify_mkdir - directory 'name' was created */ static inline void fsnotify_mkdir(struct inode *inode, struct dentry *dentry) diff --git a/include/linux/futex.h b/include/linux/futex.h index 92d420fe03f8..90048fb28a38 100644 --- a/include/linux/futex.h +++ b/include/linux/futex.h @@ -1,8 +1,12 @@ #ifndef _LINUX_FUTEX_H #define _LINUX_FUTEX_H -#include <linux/sched.h> +#include <linux/compiler.h> +#include <linux/types.h> +struct inode; +struct mm_struct; +struct task_struct; union ktime; /* Second argument to futex syscall */ @@ -17,6 +21,8 @@ union ktime; #define FUTEX_LOCK_PI 6 #define FUTEX_UNLOCK_PI 7 #define FUTEX_TRYLOCK_PI 8 +#define FUTEX_WAIT_BITSET 9 +#define FUTEX_WAKE_BITSET 10 #define FUTEX_PRIVATE_FLAG 128 #define FUTEX_CMD_MASK ~FUTEX_PRIVATE_FLAG @@ -29,6 +35,8 @@ union ktime; #define FUTEX_LOCK_PI_PRIVATE (FUTEX_LOCK_PI | FUTEX_PRIVATE_FLAG) #define FUTEX_UNLOCK_PI_PRIVATE (FUTEX_UNLOCK_PI | FUTEX_PRIVATE_FLAG) #define FUTEX_TRYLOCK_PI_PRIVATE (FUTEX_TRYLOCK_PI | FUTEX_PRIVATE_FLAG) +#define FUTEX_WAIT_BITSET_PRIVATE (FUTEX_WAIT_BITS | FUTEX_PRIVATE_FLAG) +#define FUTEX_WAKE_BITSET_PRIVATE (FUTEX_WAKE_BITS | FUTEX_PRIVATE_FLAG) /* * Support for robust futexes: the kernel cleans up held futexes at @@ -107,6 +115,12 @@ struct robust_list_head { */ #define ROBUST_LIST_LIMIT 2048 +/* + * bitset with all bits set for the FUTEX_xxx_BITSET OPs to request a + * match of any bit. + */ +#define FUTEX_BITSET_MATCH_ANY 0xffffffff + #ifdef __KERNEL__ long do_futex(u32 __user *uaddr, int op, u32 val, union ktime *timeout, u32 __user *uaddr2, u32 val2, u32 val3); diff --git a/include/linux/genhd.h b/include/linux/genhd.h index a47b8025d399..1dbea0ac5693 100644 --- a/include/linux/genhd.h +++ b/include/linux/genhd.h @@ -10,9 +10,19 @@ */ #include <linux/types.h> +#include <linux/kdev_t.h> #ifdef CONFIG_BLOCK +#define kobj_to_dev(k) container_of(k, struct device, kobj) +#define dev_to_disk(device) container_of(device, struct gendisk, dev) +#define dev_to_part(device) container_of(device, struct hd_struct, dev) + +extern struct device_type disk_type; +extern struct device_type part_type; +extern struct kobject *block_depr; +extern struct class block_class; + enum { /* These three have identical behaviour; use the second one if DOS FDISK gets confused about extended/logical partitions starting past cylinder 1023. */ @@ -84,7 +94,7 @@ struct partition { struct hd_struct { sector_t start_sect; sector_t nr_sects; - struct kobject kobj; + struct device dev; struct kobject *holder_dir; unsigned ios[2], sectors[2]; /* READs and WRITEs */ int policy, partno; @@ -117,15 +127,14 @@ struct gendisk { * disks that can't be partitioned. */ char disk_name[32]; /* name of major driver */ struct hd_struct **part; /* [indexed by minor] */ - int part_uevent_suppress; struct block_device_operations *fops; struct request_queue *queue; void *private_data; sector_t capacity; int flags; - struct device *driverfs_dev; - struct kobject kobj; + struct device *driverfs_dev; // FIXME: remove + struct device dev; struct kobject *holder_dir; struct kobject *slave_dir; @@ -143,13 +152,6 @@ struct gendisk { struct work_struct async_notify; }; -/* Structure for sysfs attributes on block devices */ -struct disk_attribute { - struct attribute attr; - ssize_t (*show)(struct gendisk *, char *); - ssize_t (*store)(struct gendisk *, const char *, size_t); -}; - /* * Macros to operate on percpu disk statistics: * @@ -411,7 +413,8 @@ struct unixware_disklabel { #define ADDPART_FLAG_RAID 1 #define ADDPART_FLAG_WHOLEDISK 2 -char *disk_name (struct gendisk *hd, int part, char *buf); +extern dev_t blk_lookup_devt(const char *name); +extern char *disk_name (struct gendisk *hd, int part, char *buf); extern int rescan_partitions(struct gendisk *disk, struct block_device *bdev); extern void add_partition(struct gendisk *, int, sector_t, sector_t, int); @@ -423,12 +426,12 @@ extern struct gendisk *alloc_disk(int minors); extern struct kobject *get_disk(struct gendisk *disk); extern void put_disk(struct gendisk *disk); extern void genhd_media_change_notify(struct gendisk *disk); -extern void blk_register_region(dev_t dev, unsigned long range, +extern void blk_register_region(dev_t devt, unsigned long range, struct module *module, struct kobject *(*probe)(dev_t, int *, void *), int (*lock)(dev_t, void *), void *data); -extern void blk_unregister_region(dev_t dev, unsigned long range); +extern void blk_unregister_region(dev_t devt, unsigned long range); static inline struct block_device *bdget_disk(struct gendisk *disk, int index) { @@ -441,6 +444,12 @@ static inline struct block_device *bdget_disk(struct gendisk *disk, int index) static inline void printk_all_partitions(void) { } +static inline dev_t blk_lookup_devt(const char *name) +{ + dev_t devt = MKDEV(0, 0); + return devt; +} + #endif /* CONFIG_BLOCK */ #endif diff --git a/include/linux/gfp.h b/include/linux/gfp.h index 7e93a9ae7064..0c6ce515185d 100644 --- a/include/linux/gfp.h +++ b/include/linux/gfp.h @@ -228,5 +228,7 @@ extern void FASTCALL(free_cold_page(struct page *page)); void page_alloc_init(void); void drain_zone_pages(struct zone *zone, struct per_cpu_pages *pcp); +void drain_all_pages(void); +void drain_local_pages(void *dummy); #endif /* __LINUX_GFP_H */ diff --git a/include/linux/hardirq.h b/include/linux/hardirq.h index 8d302298a161..2961ec788046 100644 --- a/include/linux/hardirq.h +++ b/include/linux/hardirq.h @@ -72,11 +72,7 @@ #define in_softirq() (softirq_count()) #define in_interrupt() (irq_count()) -#if defined(CONFIG_PREEMPT) && !defined(CONFIG_PREEMPT_BKL) -# define in_atomic() ((preempt_count() & ~PREEMPT_ACTIVE) != kernel_locked()) -#else -# define in_atomic() ((preempt_count() & ~PREEMPT_ACTIVE) != 0) -#endif +#define in_atomic() ((preempt_count() & ~PREEMPT_ACTIVE) != 0) #ifdef CONFIG_PREEMPT # define PREEMPT_CHECK_OFFSET 1 diff --git a/include/linux/hash.h b/include/linux/hash.h index acf17bb8e7f9..06d25c189cc5 100644 --- a/include/linux/hash.h +++ b/include/linux/hash.h @@ -1,6 +1,6 @@ #ifndef _LINUX_HASH_H #define _LINUX_HASH_H -/* Fast hashing routine for a long. +/* Fast hashing routine for ints, longs and pointers. (C) 2002 William Lee Irwin III, IBM */ /* @@ -13,23 +13,30 @@ * them can use shifts and additions instead of multiplications for * machines where multiplications are slow. */ -#if BITS_PER_LONG == 32 + +#include <asm/types.h> + /* 2^31 + 2^29 - 2^25 + 2^22 - 2^19 - 2^16 + 1 */ -#define GOLDEN_RATIO_PRIME 0x9e370001UL -#elif BITS_PER_LONG == 64 +#define GOLDEN_RATIO_PRIME_32 0x9e370001UL /* 2^63 + 2^61 - 2^57 + 2^54 - 2^51 - 2^18 + 1 */ -#define GOLDEN_RATIO_PRIME 0x9e37fffffffc0001UL +#define GOLDEN_RATIO_PRIME_64 0x9e37fffffffc0001UL + +#if BITS_PER_LONG == 32 +#define GOLDEN_RATIO_PRIME GOLDEN_RATIO_PRIME_32 +#define hash_long(val, bits) hash_32(val, bits) +#elif BITS_PER_LONG == 64 +#define hash_long(val, bits) hash_64(val, bits) +#define GOLDEN_RATIO_PRIME GOLDEN_RATIO_PRIME_64 #else -#error Define GOLDEN_RATIO_PRIME for your wordsize. +#error Wordsize not 32 or 64 #endif -static inline unsigned long hash_long(unsigned long val, unsigned int bits) +static inline u64 hash_64(u64 val, unsigned int bits) { - unsigned long hash = val; + u64 hash = val; -#if BITS_PER_LONG == 64 /* Sigh, gcc can't optimise this alone like it does for 32 bits. */ - unsigned long n = hash; + u64 n = hash; n <<= 18; hash -= n; n <<= 33; @@ -42,15 +49,20 @@ static inline unsigned long hash_long(unsigned long val, unsigned int bits) hash += n; n <<= 2; hash += n; -#else + + /* High bits are more random, so use them. */ + return hash >> (64 - bits); +} + +static inline u32 hash_32(u32 val, unsigned int bits) +{ /* On some cpus multiply is faster, on others gcc will do shifts */ - hash *= GOLDEN_RATIO_PRIME; -#endif + u32 hash = val * GOLDEN_RATIO_PRIME_32; /* High bits are more random, so use them. */ - return hash >> (BITS_PER_LONG - bits); + return hash >> (32 - bits); } - + static inline unsigned long hash_ptr(void *ptr, unsigned int bits) { return hash_long((unsigned long)ptr, bits); diff --git a/include/linux/hdlc.h b/include/linux/hdlc.h index db390c511ada..6115545a5b9c 100644 --- a/include/linux/hdlc.h +++ b/include/linux/hdlc.h @@ -26,13 +26,6 @@ #include <linux/netdevice.h> #include <linux/hdlc/ioctl.h> - -/* Used by all network devices here, pointed to by netdev_priv(dev) */ -struct hdlc_device_desc { - int (*netif_rx)(struct sk_buff *skb); - struct net_device_stats stats; -}; - /* This structure is a private property of HDLC protocols. Hardware drivers have no interest here */ @@ -44,12 +37,15 @@ struct hdlc_proto { void (*detach)(struct net_device *dev); int (*ioctl)(struct net_device *dev, struct ifreq *ifr); __be16 (*type_trans)(struct sk_buff *skb, struct net_device *dev); + int (*netif_rx)(struct sk_buff *skb); struct module *module; struct hdlc_proto *next; /* next protocol in the list */ }; +/* Pointed to by dev->priv */ typedef struct hdlc_device { + struct net_device_stats stats; /* used by HDLC layer to take control over HDLC device from hw driver*/ int (*attach)(struct net_device *dev, unsigned short encoding, unsigned short parity); @@ -83,18 +79,11 @@ void unregister_hdlc_protocol(struct hdlc_proto *proto); struct net_device *alloc_hdlcdev(void *priv); - -static __inline__ struct hdlc_device_desc* dev_to_desc(struct net_device *dev) -{ - return netdev_priv(dev); -} - -static __inline__ hdlc_device* dev_to_hdlc(struct net_device *dev) +static inline struct hdlc_device* dev_to_hdlc(struct net_device *dev) { - return netdev_priv(dev) + sizeof(struct hdlc_device_desc); + return dev->priv; } - static __inline__ void debug_frame(const struct sk_buff *skb) { int i; @@ -116,13 +105,13 @@ int hdlc_open(struct net_device *dev); void hdlc_close(struct net_device *dev); int attach_hdlc_protocol(struct net_device *dev, struct hdlc_proto *proto, - int (*rx)(struct sk_buff *skb), size_t size); + size_t size); /* May be used by hardware driver to gain control over HDLC device */ void detach_hdlc_protocol(struct net_device *dev); static __inline__ struct net_device_stats *hdlc_stats(struct net_device *dev) { - return &dev_to_desc(dev)->stats; + return &dev_to_hdlc(dev)->stats; } diff --git a/include/linux/hdreg.h b/include/linux/hdreg.h index 818c6afc1091..e38e75967e74 100644 --- a/include/linux/hdreg.h +++ b/include/linux/hdreg.h @@ -44,7 +44,9 @@ /* Bits for HD_ERROR */ #define MARK_ERR 0x01 /* Bad address mark */ +#define ILI_ERR 0x01 /* Illegal Length Indication (ATAPI) */ #define TRK0_ERR 0x02 /* couldn't find track 0 */ +#define EOM_ERR 0x02 /* End Of Media (ATAPI) */ #define ABRT_ERR 0x04 /* Command aborted */ #define MCR_ERR 0x08 /* media change request */ #define ID_ERR 0x10 /* ID field not found */ @@ -52,6 +54,7 @@ #define ECC_ERR 0x40 /* Uncorrectable ECC error */ #define BBD_ERR 0x80 /* pre-EIDE meaning: block marked bad */ #define ICRC_ERR 0x80 /* new meaning: CRC error during transfer */ +#define LFS_ERR 0xf0 /* Last Failed Sense (ATAPI) */ /* Bits of HD_NSECTOR */ #define CD 0x01 @@ -70,13 +73,13 @@ #define HDIO_DRIVE_HOB_HDR_SIZE (8 * sizeof(__u8)) #define HDIO_DRIVE_TASK_HDR_SIZE (8 * sizeof(__u8)) -#define IDE_DRIVE_TASK_INVALID -1 #define IDE_DRIVE_TASK_NO_DATA 0 +#ifndef __KERNEL__ +#define IDE_DRIVE_TASK_INVALID -1 #define IDE_DRIVE_TASK_SET_XFER 1 - #define IDE_DRIVE_TASK_IN 2 - #define IDE_DRIVE_TASK_OUT 3 +#endif #define IDE_DRIVE_TASK_RAW_WRITE 4 /* @@ -87,10 +90,10 @@ #ifndef __KERNEL__ #define IDE_TASKFILE_STD_OUT_FLAGS 0xFE #define IDE_HOB_STD_OUT_FLAGS 0x3C -#endif typedef unsigned char task_ioreg_t; typedef unsigned long sata_ioreg_t; +#endif typedef union ide_reg_valid_s { unsigned all : 16; @@ -116,8 +119,8 @@ typedef union ide_reg_valid_s { } ide_reg_valid_t; typedef struct ide_task_request_s { - task_ioreg_t io_ports[8]; - task_ioreg_t hob_ports[8]; + __u8 io_ports[8]; + __u8 hob_ports[8]; /* bytes 6 and 7 are unused */ ide_reg_valid_t out_flags; ide_reg_valid_t in_flags; int data_phase; @@ -133,36 +136,35 @@ typedef struct ide_ioctl_request_s { } ide_ioctl_request_t; struct hd_drive_cmd_hdr { - task_ioreg_t command; - task_ioreg_t sector_number; - task_ioreg_t feature; - task_ioreg_t sector_count; + __u8 command; + __u8 sector_number; + __u8 feature; + __u8 sector_count; }; +#ifndef __KERNEL__ typedef struct hd_drive_task_hdr { - task_ioreg_t data; - task_ioreg_t feature; - task_ioreg_t sector_count; - task_ioreg_t sector_number; - task_ioreg_t low_cylinder; - task_ioreg_t high_cylinder; - task_ioreg_t device_head; - task_ioreg_t command; + __u8 data; + __u8 feature; + __u8 sector_count; + __u8 sector_number; + __u8 low_cylinder; + __u8 high_cylinder; + __u8 device_head; + __u8 command; } task_struct_t; typedef struct hd_drive_hob_hdr { - task_ioreg_t data; - task_ioreg_t feature; - task_ioreg_t sector_count; - task_ioreg_t sector_number; - task_ioreg_t low_cylinder; - task_ioreg_t high_cylinder; - task_ioreg_t device_head; - task_ioreg_t control; + __u8 data; + __u8 feature; + __u8 sector_count; + __u8 sector_number; + __u8 low_cylinder; + __u8 high_cylinder; + __u8 device_head; + __u8 control; } hob_struct_t; - -#define TASKFILE_INVALID 0x7fff -#define TASKFILE_48 0x8000 +#endif #define TASKFILE_NO_DATA 0x0000 @@ -178,12 +180,16 @@ typedef struct hd_drive_hob_hdr { #define TASKFILE_IN_DMAQ 0x0080 #define TASKFILE_OUT_DMAQ 0x0100 +#ifndef __KERNEL__ #define TASKFILE_P_IN 0x0200 #define TASKFILE_P_OUT 0x0400 #define TASKFILE_P_IN_DMA 0x0800 #define TASKFILE_P_OUT_DMA 0x1000 #define TASKFILE_P_IN_DMAQ 0x2000 #define TASKFILE_P_OUT_DMAQ 0x4000 +#define TASKFILE_48 0x8000 +#define TASKFILE_INVALID 0x7fff +#endif /* ATA/ATAPI Commands pre T13 Spec */ #define WIN_NOP 0x00 @@ -358,7 +364,7 @@ typedef struct hd_drive_hob_hdr { #define SETFEATURES_EN_RLA 0xAA /* Enable read look-ahead feature */ #define SETFEATURES_PREFETCH 0xAB /* Sets drive prefetch value */ #define SETFEATURES_EN_REST 0xAC /* ATA-1 */ -#define SETFEATURES_4B_RW_LONG 0xBB /* Set Lenght of 4 bytes */ +#define SETFEATURES_4B_RW_LONG 0xBB /* Set Length of 4 bytes */ #define SETFEATURES_DIS_AAM 0xC2 /* Disable Automatic Acoustic Management */ #define SETFEATURES_EN_RPOD 0xCC /* Enable reverting to power on defaults */ #define SETFEATURES_DIS_RI 0xDD /* Disable release interrupt ATAPI */ @@ -700,8 +706,10 @@ struct hd_driveid { */ #define IDE_NICE_DSC_OVERLAP (0) /* per the DSC overlap protocol */ #define IDE_NICE_ATAPI_OVERLAP (1) /* not supported yet */ -#define IDE_NICE_0 (2) /* when sure that it won't affect us */ #define IDE_NICE_1 (3) /* when probably won't affect us much */ +#ifndef __KERNEL__ +#define IDE_NICE_0 (2) /* when sure that it won't affect us */ #define IDE_NICE_2 (4) /* when we know it's on our expense */ +#endif #endif /* _LINUX_HDREG_H */ diff --git a/include/linux/hdsmart.h b/include/linux/hdsmart.h index 7974a47fe582..e69192159d40 100644 --- a/include/linux/hdsmart.h +++ b/include/linux/hdsmart.h @@ -17,6 +17,7 @@ #ifndef _LINUX_HDSMART_H #define _LINUX_HDSMART_H +#ifndef __KERNEL #define OFFLINE_FULL_SCAN 0 #define SHORT_SELF_TEST 1 #define EXTEND_SELF_TEST 2 @@ -120,5 +121,6 @@ typedef struct ata_smart_selftestlog_s { unsigned char resevered[2]; unsigned char chksum; } __attribute__ ((packed)) ata_smart_selftestlog_t; +#endif /* __KERNEL__ * #endif /* _LINUX_HDSMART_H */ diff --git a/include/linux/hid.h b/include/linux/hid.h index 6e35b92b1d2c..3902690647b0 100644 --- a/include/linux/hid.h +++ b/include/linux/hid.h @@ -267,10 +267,10 @@ struct hid_item { #define HID_QUIRK_2WHEEL_MOUSE_HACK_5 0x00000100 #define HID_QUIRK_2WHEEL_MOUSE_HACK_ON 0x00000200 #define HID_QUIRK_MIGHTYMOUSE 0x00000400 -#define HID_QUIRK_POWERBOOK_HAS_FN 0x00000800 -#define HID_QUIRK_POWERBOOK_FN_ON 0x00001000 +#define HID_QUIRK_APPLE_HAS_FN 0x00000800 +#define HID_QUIRK_APPLE_FN_ON 0x00001000 #define HID_QUIRK_INVERT_HWHEEL 0x00002000 -#define HID_QUIRK_POWERBOOK_ISO_KEYBOARD 0x00004000 +#define HID_QUIRK_APPLE_ISO_KEYBOARD 0x00004000 #define HID_QUIRK_BAD_RELATIVE_KEYS 0x00008000 #define HID_QUIRK_SKIP_OUTPUT_REPORTS 0x00010000 #define HID_QUIRK_IGNORE_MOUSE 0x00020000 @@ -281,6 +281,9 @@ struct hid_item { #define HID_QUIRK_LOGITECH_IGNORE_DOUBLED_WHEEL 0x00400000 #define HID_QUIRK_LOGITECH_EXPANDED_KEYMAP 0x00800000 #define HID_QUIRK_IGNORE_HIDINPUT 0x01000000 +#define HID_QUIRK_2WHEEL_MOUSE_HACK_B8 0x02000000 +#define HID_QUIRK_HWHEEL_WHEEL_INVERT 0x04000000 +#define HID_QUIRK_MICROSOFT_KEYS 0x08000000 /* * Separate quirks for runtime report descriptor fixup @@ -291,6 +294,8 @@ struct hid_item { #define HID_QUIRK_RDESC_SWAPPED_MIN_MAX 0x00000004 #define HID_QUIRK_RDESC_PETALYNX 0x00000008 #define HID_QUIRK_RDESC_MACBOOK_JIS 0x00000010 +#define HID_QUIRK_RDESC_BUTTON_CONSUMER 0x00000020 +#define HID_QUIRK_RDESC_SAMSUNG_REMOTE 0x00000040 /* * This is the global environment of the parser. This information is @@ -456,6 +461,8 @@ struct hid_device { /* device report descriptor */ void *driver_data; + __s32 delayed_value; /* For A4 Tech mice hwheel quirk */ + /* device-specific function pointers */ int (*hidinput_input_event) (struct input_dev *, unsigned int, unsigned int, int); int (*hid_open) (struct hid_device *); @@ -469,7 +476,7 @@ struct hid_device { /* device report descriptor */ /* handler for raw output data, used by hidraw */ int (*hid_output_raw_report) (struct hid_device *, __u8 *, size_t); #ifdef CONFIG_USB_HIDINPUT_POWERBOOK - unsigned long pb_pressed_fn[BITS_TO_LONGS(KEY_CNT)]; + unsigned long apple_pressed_fn[BITS_TO_LONGS(KEY_CNT)]; unsigned long pb_pressed_numlock[BITS_TO_LONGS(KEY_CNT)]; #endif }; @@ -520,6 +527,9 @@ extern void hidinput_disconnect(struct hid_device *); int hid_set_field(struct hid_field *, unsigned, __s32); int hid_input_report(struct hid_device *, int type, u8 *, int, int); int hidinput_find_field(struct hid_device *hid, unsigned int type, unsigned int code, struct hid_field **field); +int hidinput_mapping_quirks(struct hid_usage *, struct input_dev *, unsigned long **, int *); +void hidinput_event_quirks(struct hid_device *, struct hid_field *, struct hid_usage *, __s32); +int hidinput_apple_event(struct hid_device *, struct input_dev *, struct hid_usage *, __s32); void hid_input_field(struct hid_device *hid, struct hid_field *field, __u8 *data, int interrupt); void hid_output_report(struct hid_report *report, __u8 *data); void hid_free_device(struct hid_device *device); diff --git a/include/linux/highmem.h b/include/linux/highmem.h index 1fcb0033179e..7dcbc82f3b7b 100644 --- a/include/linux/highmem.h +++ b/include/linux/highmem.h @@ -68,8 +68,6 @@ static inline void clear_user_highpage(struct page *page, unsigned long vaddr) void *addr = kmap_atomic(page, KM_USER0); clear_user_page(addr, vaddr, page); kunmap_atomic(addr, KM_USER0); - /* Make sure this page is cleared on other CPU's too before using it */ - smp_wmb(); } #ifndef __HAVE_ARCH_ALLOC_ZEROED_USER_HIGHPAGE @@ -124,28 +122,40 @@ static inline void clear_highpage(struct page *page) kunmap_atomic(kaddr, KM_USER0); } -/* - * Same but also flushes aliased cache contents to RAM. - * - * This must be a macro because KM_USER0 and friends aren't defined if - * !CONFIG_HIGHMEM - */ -#define zero_user_page(page, offset, size, km_type) \ - do { \ - void *kaddr; \ - \ - BUG_ON((offset) + (size) > PAGE_SIZE); \ - \ - kaddr = kmap_atomic(page, km_type); \ - memset((char *)kaddr + (offset), 0, (size)); \ - flush_dcache_page(page); \ - kunmap_atomic(kaddr, (km_type)); \ - } while (0) +static inline void zero_user_segments(struct page *page, + unsigned start1, unsigned end1, + unsigned start2, unsigned end2) +{ + void *kaddr = kmap_atomic(page, KM_USER0); + + BUG_ON(end1 > PAGE_SIZE || end2 > PAGE_SIZE); + + if (end1 > start1) + memset(kaddr + start1, 0, end1 - start1); + + if (end2 > start2) + memset(kaddr + start2, 0, end2 - start2); + + kunmap_atomic(kaddr, KM_USER0); + flush_dcache_page(page); +} + +static inline void zero_user_segment(struct page *page, + unsigned start, unsigned end) +{ + zero_user_segments(page, start, end, 0, 0); +} + +static inline void zero_user(struct page *page, + unsigned start, unsigned size) +{ + zero_user_segments(page, start, start + size, 0, 0); +} static inline void __deprecated memclear_highpage_flush(struct page *page, unsigned int offset, unsigned int size) { - zero_user_page(page, offset, size, KM_USER0); + zero_user(page, offset, size); } #ifndef __HAVE_ARCH_COPY_USER_HIGHPAGE @@ -160,8 +170,6 @@ static inline void copy_user_highpage(struct page *to, struct page *from, copy_user_page(vto, vfrom, vaddr, to); kunmap_atomic(vfrom, KM_USER0); kunmap_atomic(vto, KM_USER1); - /* Make sure this page is cleared on other CPU's too before using it */ - smp_wmb(); } #endif diff --git a/include/linux/hpet.h b/include/linux/hpet.h index 707f7cb9e795..9cd94bfd07e5 100644 --- a/include/linux/hpet.h +++ b/include/linux/hpet.h @@ -64,7 +64,7 @@ struct hpet { */ #define Tn_INT_ROUTE_CAP_MASK (0xffffffff00000000ULL) -#define Tn_INI_ROUTE_CAP_SHIFT (32UL) +#define Tn_INT_ROUTE_CAP_SHIFT (32UL) #define Tn_FSB_INT_DELCAP_MASK (0x8000UL) #define Tn_FSB_INT_DELCAP_SHIFT (15) #define Tn_FSB_EN_CNF_MASK (0x4000UL) @@ -115,9 +115,6 @@ static inline void hpet_reserve_timer(struct hpet_data *hd, int timer) } int hpet_alloc(struct hpet_data *); -int hpet_register(struct hpet_task *, int); -int hpet_unregister(struct hpet_task *); -int hpet_control(struct hpet_task *, unsigned int, unsigned long); #endif /* __KERNEL__ */ diff --git a/include/linux/hrtimer.h b/include/linux/hrtimer.h index 7a9398e19704..8371b664b41f 100644 --- a/include/linux/hrtimer.h +++ b/include/linux/hrtimer.h @@ -115,10 +115,8 @@ struct hrtimer { enum hrtimer_restart (*function)(struct hrtimer *); struct hrtimer_clock_base *base; unsigned long state; -#ifdef CONFIG_HIGH_RES_TIMERS enum hrtimer_cb_mode cb_mode; struct list_head cb_entry; -#endif #ifdef CONFIG_TIMER_STATS void *start_site; char start_comm[16]; @@ -149,7 +147,6 @@ struct hrtimer_sleeper { * @get_time: function to retrieve the current time of the clock * @get_softirq_time: function to retrieve the current time from the softirq * @softirq_time: the time when running the hrtimer queue in the softirq - * @cb_pending: list of timers where the callback is pending * @offset: offset of this clock to the monotonic base * @reprogram: function to reprogram the timer event */ @@ -194,10 +191,10 @@ struct hrtimer_cpu_base { spinlock_t lock; struct lock_class_key lock_key; struct hrtimer_clock_base clock_base[HRTIMER_MAX_CLOCK_BASES]; + struct list_head cb_pending; #ifdef CONFIG_HIGH_RES_TIMERS ktime_t expires_next; int hres_active; - struct list_head cb_pending; unsigned long nr_events; #endif }; @@ -217,6 +214,11 @@ static inline ktime_t hrtimer_cb_get_time(struct hrtimer *timer) return timer->base->get_time(); } +static inline int hrtimer_is_hres_active(struct hrtimer *timer) +{ + return timer->base->cpu_base->hres_active; +} + /* * The resolution of the clocks. The resolution value is returned in * the clock_getres() system call to give application programmers an @@ -248,6 +250,10 @@ static inline ktime_t hrtimer_cb_get_time(struct hrtimer *timer) return timer->base->softirq_time; } +static inline int hrtimer_is_hres_active(struct hrtimer *timer) +{ + return 0; +} #endif extern ktime_t ktime_get(void); @@ -295,9 +301,16 @@ static inline int hrtimer_is_queued(struct hrtimer *timer) } /* Forward a hrtimer so it expires after now: */ -extern unsigned long +extern u64 hrtimer_forward(struct hrtimer *timer, ktime_t now, ktime_t interval); +/* Forward a hrtimer so it expires after the hrtimer's current now */ +static inline u64 hrtimer_forward_now(struct hrtimer *timer, + ktime_t interval) +{ + return hrtimer_forward(timer, timer->base->get_time(), interval); +} + /* Precise sleep: */ extern long hrtimer_nanosleep(struct timespec *rqtp, struct timespec *rmtp, @@ -310,14 +323,15 @@ extern void hrtimer_init_sleeper(struct hrtimer_sleeper *sl, /* Soft interrupt function to run the hrtimer queues: */ extern void hrtimer_run_queues(void); +extern void hrtimer_run_pending(void); /* Bootup initialization: */ extern void __init hrtimers_init(void); #if BITS_PER_LONG < 64 -extern unsigned long ktime_divns(const ktime_t kt, s64 div); +extern u64 ktime_divns(const ktime_t kt, s64 div); #else /* BITS_PER_LONG < 64 */ -# define ktime_divns(kt, div) (unsigned long)((kt).tv64 / (div)) +# define ktime_divns(kt, div) (u64)((kt).tv64 / (div)) #endif /* Show pending timers: */ diff --git a/include/linux/hw_random.h b/include/linux/hw_random.h index 21ea7610e177..42131820bb89 100644 --- a/include/linux/hw_random.h +++ b/include/linux/hw_random.h @@ -33,7 +33,7 @@ struct hwrng { const char *name; int (*init)(struct hwrng *rng); void (*cleanup)(struct hwrng *rng); - int (*data_present)(struct hwrng *rng); + int (*data_present)(struct hwrng *rng, int wait); int (*data_read)(struct hwrng *rng, u32 *data); unsigned long priv; @@ -44,7 +44,15 @@ struct hwrng { /** Register a new Hardware Random Number Generator driver. */ extern int hwrng_register(struct hwrng *rng); /** Unregister a Hardware Random Number Generator driver. */ -extern void hwrng_unregister(struct hwrng *rng); +extern void __hwrng_unregister(struct hwrng *rng, bool suspended); +static inline void hwrng_unregister(struct hwrng *rng) +{ + __hwrng_unregister(rng, false); +} +static inline void hwrng_unregister_suspended(struct hwrng *rng) +{ + __hwrng_unregister(rng, true); +} #endif /* __KERNEL__ */ #endif /* LINUX_HWRANDOM_H_ */ diff --git a/include/linux/i2c-id.h b/include/linux/i2c-id.h index 88c81403eb3f..f922b060158b 100644 --- a/include/linux/i2c-id.h +++ b/include/linux/i2c-id.h @@ -23,29 +23,23 @@ #ifndef LINUX_I2C_ID_H #define LINUX_I2C_ID_H +/* Please note that I2C driver IDs are optional. They are only needed if a + legacy chip driver needs to identify a bus or a bus driver needs to + identify a legacy client. If you don't need them, just don't set them. */ + /* * ---- Driver types ----------------------------------------------------- */ #define I2C_DRIVERID_MSP3400 1 #define I2C_DRIVERID_TUNER 2 -#define I2C_DRIVERID_VIDEOTEX 3 /* please rename */ #define I2C_DRIVERID_TDA8425 4 /* stereo sound processor */ #define I2C_DRIVERID_TEA6420 5 /* audio matrix switch */ #define I2C_DRIVERID_TEA6415C 6 /* video matrix switch */ #define I2C_DRIVERID_TDA9840 7 /* stereo sound processor */ #define I2C_DRIVERID_SAA7111A 8 /* video input processor */ -#define I2C_DRIVERID_SAA5281 9 /* videotext decoder */ -#define I2C_DRIVERID_SAA7112 10 /* video decoder, image scaler */ -#define I2C_DRIVERID_SAA7120 11 /* video encoder */ -#define I2C_DRIVERID_SAA7121 12 /* video encoder */ #define I2C_DRIVERID_SAA7185B 13 /* video encoder */ -#define I2C_DRIVERID_CH7003 14 /* digital pc to tv encoder */ -#define I2C_DRIVERID_PCF8574A 15 /* i2c expander - 8 bit in/out */ -#define I2C_DRIVERID_PCF8582C 16 /* eeprom */ -#define I2C_DRIVERID_AT24Cxx 17 /* eeprom 1/2/4/8/16 K */ #define I2C_DRIVERID_TEA6300 18 /* audio mixer */ -#define I2C_DRIVERID_BT829 19 /* pc to tv encoder */ #define I2C_DRIVERID_TDA9850 20 /* audio mixer */ #define I2C_DRIVERID_TDA9855 21 /* audio mixer */ #define I2C_DRIVERID_SAA7110 22 /* video decoder */ @@ -56,42 +50,19 @@ #define I2C_DRIVERID_TDA7432 27 /* Stereo sound processor */ #define I2C_DRIVERID_TVMIXER 28 /* Mixer driver for tv cards */ #define I2C_DRIVERID_TVAUDIO 29 /* Generic TV sound driver */ -#define I2C_DRIVERID_DPL3518 30 /* Dolby decoder chip */ #define I2C_DRIVERID_TDA9873 31 /* TV sound decoder chip */ #define I2C_DRIVERID_TDA9875 32 /* TV sound decoder chip */ #define I2C_DRIVERID_PIC16C54_PV9 33 /* Audio mux/ir receiver */ - -#define I2C_DRIVERID_SBATT 34 /* Smart Battery Device */ -#define I2C_DRIVERID_SBS 35 /* SB System Manager */ -#define I2C_DRIVERID_VES1893 36 /* VLSI DVB-S decoder */ -#define I2C_DRIVERID_VES1820 37 /* VLSI DVB-C decoder */ -#define I2C_DRIVERID_SAA7113 38 /* video decoder */ -#define I2C_DRIVERID_TDA8444 39 /* octuple 6-bit DAC */ #define I2C_DRIVERID_BT819 40 /* video decoder */ #define I2C_DRIVERID_BT856 41 /* video encoder */ #define I2C_DRIVERID_VPX3220 42 /* video decoder+vbi/vtxt */ -#define I2C_DRIVERID_DRP3510 43 /* ADR decoder (Astra Radio) */ -#define I2C_DRIVERID_SP5055 44 /* Satellite tuner */ -#define I2C_DRIVERID_STV0030 45 /* Multipurpose switch */ -#define I2C_DRIVERID_SAA7108 46 /* video decoder, image scaler */ -#define I2C_DRIVERID_DS1307 47 /* DS1307 real time clock */ #define I2C_DRIVERID_ADV7175 48 /* ADV 7175/7176 video encoder */ #define I2C_DRIVERID_SAA7114 49 /* video decoder */ -#define I2C_DRIVERID_ZR36120 50 /* Zoran 36120 video encoder */ -#define I2C_DRIVERID_24LC32A 51 /* Microchip 24LC32A 32k EEPROM */ -#define I2C_DRIVERID_STM41T00 52 /* real time clock */ -#define I2C_DRIVERID_UDA1342 53 /* UDA1342 audio codec */ #define I2C_DRIVERID_ADV7170 54 /* video encoder */ -#define I2C_DRIVERID_MAX1617 56 /* temp sensor */ #define I2C_DRIVERID_SAA7191 57 /* video decoder */ #define I2C_DRIVERID_INDYCAM 58 /* SGI IndyCam */ -#define I2C_DRIVERID_BT832 59 /* CMOS camera video processor */ -#define I2C_DRIVERID_TDA9887 60 /* TDA988x IF-PLL demodulator */ #define I2C_DRIVERID_OVCAMCHIP 61 /* OmniVision CMOS image sens. */ -#define I2C_DRIVERID_TDA7313 62 /* TDA7313 audio processor */ #define I2C_DRIVERID_MAX6900 63 /* MAX6900 real-time clock */ -#define I2C_DRIVERID_SAA7114H 64 /* video decoder */ -#define I2C_DRIVERID_DS1374 65 /* DS1374 real time clock */ #define I2C_DRIVERID_TDA9874 66 /* TV sound decoder */ #define I2C_DRIVERID_SAA6752HS 67 /* MPEG2 encoder */ #define I2C_DRIVERID_TVEEPROM 68 /* TV EEPROM */ @@ -110,7 +81,6 @@ #define I2C_DRIVERID_DS1672 81 /* Dallas/Maxim DS1672 RTC */ #define I2C_DRIVERID_X1205 82 /* Xicor/Intersil X1205 RTC */ #define I2C_DRIVERID_PCF8563 83 /* Philips PCF8563 RTC */ -#define I2C_DRIVERID_RS5C372 84 /* Ricoh RS5C372 RTC */ #define I2C_DRIVERID_BT866 85 /* Conexant bt866 video encoder */ #define I2C_DRIVERID_KS0127 86 /* Samsung ks0127 video decoder */ #define I2C_DRIVERID_TLV320AIC23B 87 /* TI TLV320AIC23B audio codec */ @@ -121,10 +91,10 @@ #define I2C_DRIVERID_LM4857 92 /* LM4857 Audio Amplifier */ #define I2C_DRIVERID_VP27SMPX 93 /* Panasonic VP27s tuner internal MPX */ #define I2C_DRIVERID_CS4270 94 /* Cirrus Logic 4270 audio codec */ +#define I2C_DRIVERID_M52790 95 /* Mitsubishi M52790SP/FP AV switch */ +#define I2C_DRIVERID_CS5345 96 /* cs5345 audio processor */ #define I2C_DRIVERID_I2CDEV 900 -#define I2C_DRIVERID_ARP 902 /* SMBus ARP Client */ -#define I2C_DRIVERID_ALERT 903 /* SMBus Alert Responder Client */ /* IDs -- Use DRIVERIDs 1000-1999 for sensors. These were originally in sensors.h in the lm_sensors package */ @@ -170,24 +140,16 @@ /* --- Bit algorithm adapters */ #define I2C_HW_B_LP 0x010000 /* Parallel port Philips style */ -#define I2C_HW_B_SER 0x010002 /* Serial line interface */ #define I2C_HW_B_BT848 0x010005 /* BT848 video boards */ -#define I2C_HW_B_WNV 0x010006 /* Winnov Videums */ #define I2C_HW_B_VIA 0x010007 /* Via vt82c586b */ #define I2C_HW_B_HYDRA 0x010008 /* Apple Hydra Mac I/O */ #define I2C_HW_B_G400 0x010009 /* Matrox G400 */ #define I2C_HW_B_I810 0x01000a /* Intel I810 */ #define I2C_HW_B_VOO 0x01000b /* 3dfx Voodoo 3 / Banshee */ -#define I2C_HW_B_PPORT 0x01000c /* Primitive parallel port adapter */ -#define I2C_HW_B_SAVG 0x01000d /* Savage 4 */ #define I2C_HW_B_SCX200 0x01000e /* Nat'l Semi SCx200 I2C */ #define I2C_HW_B_RIVA 0x010010 /* Riva based graphics cards */ #define I2C_HW_B_IOC 0x010011 /* IOC bit-wiggling */ -#define I2C_HW_B_TSUNA 0x010012 /* DEC Tsunami chipset */ -#define I2C_HW_B_OMAHA 0x010014 /* Omaha I2C interface (ARM) */ -#define I2C_HW_B_GUIDE 0x010015 /* Guide bit-basher */ #define I2C_HW_B_IXP2000 0x010016 /* GPIO on IXP2000 systems */ -#define I2C_HW_B_IXP4XX 0x010017 /* GPIO on IXP4XX systems */ #define I2C_HW_B_S3VIA 0x010018 /* S3Via ProSavage adapter */ #define I2C_HW_B_ZR36067 0x010019 /* Zoran-36057/36067 based boards */ #define I2C_HW_B_PCILYNX 0x01001a /* TI PCILynx I2C adapter */ @@ -201,22 +163,11 @@ #define I2C_HW_B_CX23885 0x010022 /* conexant 23885 based tv cards (bus1) */ /* --- PCF 8584 based algorithms */ -#define I2C_HW_P_LP 0x020000 /* Parallel port interface */ -#define I2C_HW_P_ISA 0x020001 /* generic ISA Bus inteface card */ #define I2C_HW_P_ELEK 0x020002 /* Elektor ISA Bus inteface card */ /* --- PCA 9564 based algorithms */ #define I2C_HW_A_ISA 0x1a0000 /* generic ISA Bus interface card */ -/* --- ACPI Embedded controller algorithms */ -#define I2C_HW_ACPI_EC 0x1f0000 - -/* --- MPC824x PowerPC adapters */ -#define I2C_HW_MPC824X 0x100001 /* Motorola 8240 / 8245 */ - -/* --- MPC8xx PowerPC adapters */ -#define I2C_HW_MPC8XX_EPON 0x110000 /* Eponymous MPC8xx I2C adapter */ - /* --- PowerPC on-chip adapters */ #define I2C_HW_OCP 0x120000 /* IBM on-chip I2C adapter */ @@ -225,7 +176,6 @@ /* --- SGI adapters */ #define I2C_HW_SGI_VINO 0x160000 -#define I2C_HW_SGI_MACE 0x160001 /* --- XSCALE on-chip adapters */ #define I2C_HW_IOP3XX 0x140000 @@ -249,17 +199,10 @@ #define I2C_HW_SMBUS_W9968CF 0x04000d #define I2C_HW_SMBUS_OV511 0x04000e /* OV511(+) USB 1.1 webcam ICs */ #define I2C_HW_SMBUS_OV518 0x04000f /* OV518(+) USB 1.1 webcam ICs */ -#define I2C_HW_SMBUS_OV519 0x040010 /* OV519 USB 1.1 webcam IC */ #define I2C_HW_SMBUS_OVFX2 0x040011 /* Cypress/OmniVision FX2 webcam */ #define I2C_HW_SMBUS_CAFE 0x040012 /* Marvell 88ALP01 "CAFE" cam */ #define I2C_HW_SMBUS_ALI1563 0x040013 -/* --- ISA pseudo-adapter */ -#define I2C_HW_ISA 0x050000 - -/* --- IPMB adapter */ -#define I2C_HW_IPMB 0x0c0000 - /* --- MCP107 adapter */ #define I2C_HW_MPC107 0x0d0000 diff --git a/include/linux/i2c.h b/include/linux/i2c.h index a100c9f8eb7c..76014f8f3c60 100644 --- a/include/linux/i2c.h +++ b/include/linux/i2c.h @@ -140,7 +140,6 @@ struct i2c_driver { int (*command)(struct i2c_client *client,unsigned int cmd, void *arg); struct device_driver driver; - struct list_head list; }; #define to_i2c_driver(d) container_of(d, struct i2c_driver, driver) @@ -155,12 +154,11 @@ struct i2c_driver { * generic enough to hide second-sourcing and compatible revisions. * @adapter: manages the bus segment hosting this I2C device * @driver: device's driver, hence pointer to access routines - * @usage_count: counts current number of users of this client * @dev: Driver model device node for the slave. * @irq: indicates the IRQ generated by this device (if any) * @driver_name: Identifies new-style driver used with this device; also * used as the module name for hotplug/coldplug modprobe support. - * @list: list of active/busy clients + * @list: list of active/busy clients (DEPRECATED) * @released: used to synchronize client releases & detaches and references * * An i2c_client identifies a single device (i.e. chip) connected to an @@ -175,16 +173,16 @@ struct i2c_client { char name[I2C_NAME_SIZE]; struct i2c_adapter *adapter; /* the adapter we sit on */ struct i2c_driver *driver; /* and our access routines */ - int usage_count; /* How many accesses currently */ - /* to the client */ struct device dev; /* the device structure */ int irq; /* irq issued by device (or -1) */ char driver_name[KOBJ_NAME_LEN]; - struct list_head list; + struct list_head list; /* DEPRECATED */ struct completion released; }; #define to_i2c_client(d) container_of(d, struct i2c_client, dev) +extern struct i2c_client *i2c_verify_client(struct device *dev); + static inline struct i2c_client *kobj_to_i2c_client(struct kobject *kobj) { struct device * const dev = container_of(kobj, struct device, kobj); @@ -261,6 +259,12 @@ i2c_new_probed_device(struct i2c_adapter *adap, struct i2c_board_info *info, unsigned short const *addr_list); +/* For devices that use several addresses, use i2c_new_dummy() to make + * client handles for the extra addresses. + */ +extern struct i2c_client * +i2c_new_dummy(struct i2c_adapter *adap, u16 address, const char *type); + extern void i2c_unregister_device(struct i2c_client *); /* Mainboard arch_initcall() code should register all its I2C devices. @@ -319,8 +323,7 @@ struct i2c_adapter { struct device dev; /* the adapter device */ int nr; - struct list_head clients; - struct list_head list; + struct list_head clients; /* DEPRECATED */ char name[48]; struct completion dev_released; }; @@ -357,10 +360,10 @@ static inline void i2c_set_adapdata (struct i2c_adapter *dev, void *data) * command line */ struct i2c_client_address_data { - unsigned short *normal_i2c; - unsigned short *probe; - unsigned short *ignore; - unsigned short **forces; + const unsigned short *normal_i2c; + const unsigned short *probe; + const unsigned short *ignore; + const unsigned short * const *forces; }; /* Internal numbers to terminate lists */ @@ -389,11 +392,8 @@ static inline int i2c_add_driver(struct i2c_driver *driver) extern int i2c_attach_client(struct i2c_client *); extern int i2c_detach_client(struct i2c_client *); -/* Should be used to make sure that client-struct is valid and that it - is okay to access the i2c-client. - returns -ENODEV if client has gone in the meantime */ -extern int i2c_use_client(struct i2c_client *); -extern int i2c_release_client(struct i2c_client *); +extern struct i2c_client *i2c_use_client(struct i2c_client *client); +extern void i2c_release_client(struct i2c_client *client); /* call the i2c_client->command() of all attached clients with * the given arguments */ @@ -405,7 +405,7 @@ extern void i2c_clients_command(struct i2c_adapter *adap, * specific address (unless a 'force' matched); */ extern int i2c_probe(struct i2c_adapter *adapter, - struct i2c_client_address_data *address_data, + const struct i2c_client_address_data *address_data, int (*found_proc) (struct i2c_adapter *, int, int)); extern struct i2c_adapter* i2c_get_adapter(int id); @@ -598,104 +598,93 @@ I2C_CLIENT_MODULE_PARM(probe, "List of adapter,address pairs to scan " \ "additionally"); \ I2C_CLIENT_MODULE_PARM(ignore, "List of adapter,address pairs not to " \ "scan"); \ -static struct i2c_client_address_data addr_data = { \ +const static struct i2c_client_address_data addr_data = { \ .normal_i2c = normal_i2c, \ .probe = probe, \ .ignore = ignore, \ .forces = forces, \ } +#define I2C_CLIENT_FORCE_TEXT \ + "List of adapter,address pairs to boldly assume to be present" + /* These are the ones you want to use in your own drivers. Pick the one which matches the number of devices the driver differenciates between. */ -#define I2C_CLIENT_INSMOD \ - I2C_CLIENT_MODULE_PARM(force, \ - "List of adapter,address pairs to boldly assume " \ - "to be present"); \ - static unsigned short *forces[] = { \ - force, \ - NULL \ - }; \ +#define I2C_CLIENT_INSMOD \ +I2C_CLIENT_MODULE_PARM(force, I2C_CLIENT_FORCE_TEXT); \ +static const unsigned short * const forces[] = { force, NULL }; \ I2C_CLIENT_INSMOD_COMMON #define I2C_CLIENT_INSMOD_1(chip1) \ enum chips { any_chip, chip1 }; \ -I2C_CLIENT_MODULE_PARM(force, "List of adapter,address pairs to " \ - "boldly assume to be present"); \ +I2C_CLIENT_MODULE_PARM(force, I2C_CLIENT_FORCE_TEXT); \ I2C_CLIENT_MODULE_PARM_FORCE(chip1); \ -static unsigned short *forces[] = { force, force_##chip1, NULL }; \ +static const unsigned short * const forces[] = { force, \ + force_##chip1, NULL }; \ I2C_CLIENT_INSMOD_COMMON #define I2C_CLIENT_INSMOD_2(chip1, chip2) \ enum chips { any_chip, chip1, chip2 }; \ -I2C_CLIENT_MODULE_PARM(force, "List of adapter,address pairs to " \ - "boldly assume to be present"); \ +I2C_CLIENT_MODULE_PARM(force, I2C_CLIENT_FORCE_TEXT); \ I2C_CLIENT_MODULE_PARM_FORCE(chip1); \ I2C_CLIENT_MODULE_PARM_FORCE(chip2); \ -static unsigned short *forces[] = { force, force_##chip1, \ - force_##chip2, NULL }; \ +static const unsigned short * const forces[] = { force, \ + force_##chip1, force_##chip2, NULL }; \ I2C_CLIENT_INSMOD_COMMON #define I2C_CLIENT_INSMOD_3(chip1, chip2, chip3) \ enum chips { any_chip, chip1, chip2, chip3 }; \ -I2C_CLIENT_MODULE_PARM(force, "List of adapter,address pairs to " \ - "boldly assume to be present"); \ +I2C_CLIENT_MODULE_PARM(force, I2C_CLIENT_FORCE_TEXT); \ I2C_CLIENT_MODULE_PARM_FORCE(chip1); \ I2C_CLIENT_MODULE_PARM_FORCE(chip2); \ I2C_CLIENT_MODULE_PARM_FORCE(chip3); \ -static unsigned short *forces[] = { force, force_##chip1, \ - force_##chip2, force_##chip3, \ - NULL }; \ +static const unsigned short * const forces[] = { force, \ + force_##chip1, force_##chip2, force_##chip3, NULL }; \ I2C_CLIENT_INSMOD_COMMON #define I2C_CLIENT_INSMOD_4(chip1, chip2, chip3, chip4) \ enum chips { any_chip, chip1, chip2, chip3, chip4 }; \ -I2C_CLIENT_MODULE_PARM(force, "List of adapter,address pairs to " \ - "boldly assume to be present"); \ +I2C_CLIENT_MODULE_PARM(force, I2C_CLIENT_FORCE_TEXT); \ I2C_CLIENT_MODULE_PARM_FORCE(chip1); \ I2C_CLIENT_MODULE_PARM_FORCE(chip2); \ I2C_CLIENT_MODULE_PARM_FORCE(chip3); \ I2C_CLIENT_MODULE_PARM_FORCE(chip4); \ -static unsigned short *forces[] = { force, force_##chip1, \ - force_##chip2, force_##chip3, \ - force_##chip4, NULL}; \ +static const unsigned short * const forces[] = { force, \ + force_##chip1, force_##chip2, force_##chip3, \ + force_##chip4, NULL}; \ I2C_CLIENT_INSMOD_COMMON #define I2C_CLIENT_INSMOD_5(chip1, chip2, chip3, chip4, chip5) \ enum chips { any_chip, chip1, chip2, chip3, chip4, chip5 }; \ -I2C_CLIENT_MODULE_PARM(force, "List of adapter,address pairs to " \ - "boldly assume to be present"); \ +I2C_CLIENT_MODULE_PARM(force, I2C_CLIENT_FORCE_TEXT); \ I2C_CLIENT_MODULE_PARM_FORCE(chip1); \ I2C_CLIENT_MODULE_PARM_FORCE(chip2); \ I2C_CLIENT_MODULE_PARM_FORCE(chip3); \ I2C_CLIENT_MODULE_PARM_FORCE(chip4); \ I2C_CLIENT_MODULE_PARM_FORCE(chip5); \ -static unsigned short *forces[] = { force, force_##chip1, \ - force_##chip2, force_##chip3, \ - force_##chip4, force_##chip5, \ - NULL }; \ +static const unsigned short * const forces[] = { force, \ + force_##chip1, force_##chip2, force_##chip3, \ + force_##chip4, force_##chip5, NULL }; \ I2C_CLIENT_INSMOD_COMMON #define I2C_CLIENT_INSMOD_6(chip1, chip2, chip3, chip4, chip5, chip6) \ enum chips { any_chip, chip1, chip2, chip3, chip4, chip5, chip6 }; \ -I2C_CLIENT_MODULE_PARM(force, "List of adapter,address pairs to " \ - "boldly assume to be present"); \ +I2C_CLIENT_MODULE_PARM(force, I2C_CLIENT_FORCE_TEXT); \ I2C_CLIENT_MODULE_PARM_FORCE(chip1); \ I2C_CLIENT_MODULE_PARM_FORCE(chip2); \ I2C_CLIENT_MODULE_PARM_FORCE(chip3); \ I2C_CLIENT_MODULE_PARM_FORCE(chip4); \ I2C_CLIENT_MODULE_PARM_FORCE(chip5); \ I2C_CLIENT_MODULE_PARM_FORCE(chip6); \ -static unsigned short *forces[] = { force, force_##chip1, \ - force_##chip2, force_##chip3, \ - force_##chip4, force_##chip5, \ - force_##chip6, NULL }; \ +static const unsigned short * const forces[] = { force, \ + force_##chip1, force_##chip2, force_##chip3, \ + force_##chip4, force_##chip5, force_##chip6, NULL }; \ I2C_CLIENT_INSMOD_COMMON #define I2C_CLIENT_INSMOD_7(chip1, chip2, chip3, chip4, chip5, chip6, chip7) \ enum chips { any_chip, chip1, chip2, chip3, chip4, chip5, chip6, \ chip7 }; \ -I2C_CLIENT_MODULE_PARM(force, "List of adapter,address pairs to " \ - "boldly assume to be present"); \ +I2C_CLIENT_MODULE_PARM(force, I2C_CLIENT_FORCE_TEXT); \ I2C_CLIENT_MODULE_PARM_FORCE(chip1); \ I2C_CLIENT_MODULE_PARM_FORCE(chip2); \ I2C_CLIENT_MODULE_PARM_FORCE(chip3); \ @@ -703,18 +692,16 @@ I2C_CLIENT_MODULE_PARM_FORCE(chip4); \ I2C_CLIENT_MODULE_PARM_FORCE(chip5); \ I2C_CLIENT_MODULE_PARM_FORCE(chip6); \ I2C_CLIENT_MODULE_PARM_FORCE(chip7); \ -static unsigned short *forces[] = { force, force_##chip1, \ - force_##chip2, force_##chip3, \ - force_##chip4, force_##chip5, \ - force_##chip6, force_##chip7, \ - NULL }; \ +static const unsigned short * const forces[] = { force, \ + force_##chip1, force_##chip2, force_##chip3, \ + force_##chip4, force_##chip5, force_##chip6, \ + force_##chip7, NULL }; \ I2C_CLIENT_INSMOD_COMMON #define I2C_CLIENT_INSMOD_8(chip1, chip2, chip3, chip4, chip5, chip6, chip7, chip8) \ enum chips { any_chip, chip1, chip2, chip3, chip4, chip5, chip6, \ chip7, chip8 }; \ -I2C_CLIENT_MODULE_PARM(force, "List of adapter,address pairs to " \ - "boldly assume to be present"); \ +I2C_CLIENT_MODULE_PARM(force, I2C_CLIENT_FORCE_TEXT); \ I2C_CLIENT_MODULE_PARM_FORCE(chip1); \ I2C_CLIENT_MODULE_PARM_FORCE(chip2); \ I2C_CLIENT_MODULE_PARM_FORCE(chip3); \ @@ -723,11 +710,10 @@ I2C_CLIENT_MODULE_PARM_FORCE(chip5); \ I2C_CLIENT_MODULE_PARM_FORCE(chip6); \ I2C_CLIENT_MODULE_PARM_FORCE(chip7); \ I2C_CLIENT_MODULE_PARM_FORCE(chip8); \ -static unsigned short *forces[] = { force, force_##chip1, \ - force_##chip2, force_##chip3, \ - force_##chip4, force_##chip5, \ - force_##chip6, force_##chip7, \ - force_##chip8, NULL }; \ +static const unsigned short * const forces[] = { force, \ + force_##chip1, force_##chip2, force_##chip3, \ + force_##chip4, force_##chip5, force_##chip6, \ + force_##chip7, force_##chip8, NULL }; \ I2C_CLIENT_INSMOD_COMMON #endif /* __KERNEL__ */ #endif /* _LINUX_I2C_H */ diff --git a/include/linux/i2c/pca953x.h b/include/linux/i2c/pca953x.h new file mode 100644 index 000000000000..3c7361217df8 --- /dev/null +++ b/include/linux/i2c/pca953x.h @@ -0,0 +1,18 @@ +/* platform data for the PCA9539 16-bit I/O expander driver */ + +struct pca953x_platform_data { + /* number of the first GPIO */ + unsigned gpio_base; + + /* initial polarity inversion setting */ + uint16_t invert; + + void *context; /* param to setup/teardown */ + + int (*setup)(struct i2c_client *client, + unsigned gpio, unsigned ngpio, + void *context); + int (*teardown)(struct i2c_client *client, + unsigned gpio, unsigned ngpio, + void *context); +}; diff --git a/include/linux/i2c/pcf857x.h b/include/linux/i2c/pcf857x.h new file mode 100644 index 000000000000..ba8ea6e16476 --- /dev/null +++ b/include/linux/i2c/pcf857x.h @@ -0,0 +1,45 @@ +#ifndef __LINUX_PCF857X_H +#define __LINUX_PCF857X_H + +/** + * struct pcf857x_platform_data - data to set up pcf857x driver + * @gpio_base: number of the chip's first GPIO + * @n_latch: optional bit-inverse of initial register value; if + * you leave this initialized to zero the driver will act + * like the chip was just reset + * @setup: optional callback issued once the GPIOs are valid + * @teardown: optional callback issued before the GPIOs are invalidated + * @context: optional parameter passed to setup() and teardown() + * + * In addition to the I2C_BOARD_INFO() state appropriate to each chip, + * the i2c_board_info used with the pcf875x driver must provide the + * chip "type" ("pcf8574", "pcf8574a", "pcf8575", "pcf8575c") and its + * platform_data (pointer to one of these structures) with at least + * the gpio_base value initialized. + * + * The @setup callback may be used with the kind of board-specific glue + * which hands the (now-valid) GPIOs to other drivers, or which puts + * devices in their initial states using these GPIOs. + * + * These GPIO chips are only "quasi-bidirectional"; read the chip specs + * to understand the behavior. They don't have separate registers to + * record which pins are used for input or output, record which output + * values are driven, or provide access to input values. That must be + * inferred by reading the chip's value and knowing the last value written + * to it. If you leave n_latch initialized to zero, that last written + * value is presumed to be all ones (as if the chip were just reset). + */ +struct pcf857x_platform_data { + unsigned gpio_base; + unsigned n_latch; + + int (*setup)(struct i2c_client *client, + int gpio, unsigned ngpio, + void *context); + int (*teardown)(struct i2c_client *client, + int gpio, unsigned ngpio, + void *context); + void *context; +}; + +#endif /* __LINUX_PCF857X_H */ diff --git a/include/linux/i2c/tps65010.h b/include/linux/i2c/tps65010.h new file mode 100644 index 000000000000..7021635ed6a0 --- /dev/null +++ b/include/linux/i2c/tps65010.h @@ -0,0 +1,156 @@ +/* linux/i2c/tps65010.h + * + * Functions to access TPS65010 power management device. + * + * Copyright (C) 2004 Dirk Behme <dirk.behme@de.bosch.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 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 AUTHOR 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. + * + * 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_I2C_TPS65010_H +#define __LINUX_I2C_TPS65010_H + +/* + * ---------------------------------------------------------------------------- + * Registers, all 8 bits + * ---------------------------------------------------------------------------- + */ + +#define TPS_CHGSTATUS 0x01 +# define TPS_CHG_USB (1 << 7) +# define TPS_CHG_AC (1 << 6) +# define TPS_CHG_THERM (1 << 5) +# define TPS_CHG_TERM (1 << 4) +# define TPS_CHG_TAPER_TMO (1 << 3) +# define TPS_CHG_CHG_TMO (1 << 2) +# define TPS_CHG_PRECHG_TMO (1 << 1) +# define TPS_CHG_TEMP_ERR (1 << 0) +#define TPS_REGSTATUS 0x02 +# define TPS_REG_ONOFF (1 << 7) +# define TPS_REG_COVER (1 << 6) +# define TPS_REG_UVLO (1 << 5) +# define TPS_REG_NO_CHG (1 << 4) /* tps65013 */ +# define TPS_REG_PG_LD02 (1 << 3) +# define TPS_REG_PG_LD01 (1 << 2) +# define TPS_REG_PG_MAIN (1 << 1) +# define TPS_REG_PG_CORE (1 << 0) +#define TPS_MASK1 0x03 +#define TPS_MASK2 0x04 +#define TPS_ACKINT1 0x05 +#define TPS_ACKINT2 0x06 +#define TPS_CHGCONFIG 0x07 +# define TPS_CHARGE_POR (1 << 7) /* 65010/65012 */ +# define TPS65013_AUA (1 << 7) /* 65011/65013 */ +# define TPS_CHARGE_RESET (1 << 6) +# define TPS_CHARGE_FAST (1 << 5) +# define TPS_CHARGE_CURRENT (3 << 3) +# define TPS_VBUS_500MA (1 << 2) +# define TPS_VBUS_CHARGING (1 << 1) +# define TPS_CHARGE_ENABLE (1 << 0) +#define TPS_LED1_ON 0x08 +#define TPS_LED1_PER 0x09 +#define TPS_LED2_ON 0x0a +#define TPS_LED2_PER 0x0b +#define TPS_VDCDC1 0x0c +# define TPS_ENABLE_LP (1 << 3) +#define TPS_VDCDC2 0x0d +#define TPS_VREGS1 0x0e +# define TPS_LDO2_ENABLE (1 << 7) +# define TPS_LDO2_OFF (1 << 6) +# define TPS_VLDO2_3_0V (3 << 4) +# define TPS_VLDO2_2_75V (2 << 4) +# define TPS_VLDO2_2_5V (1 << 4) +# define TPS_VLDO2_1_8V (0 << 4) +# define TPS_LDO1_ENABLE (1 << 3) +# define TPS_LDO1_OFF (1 << 2) +# define TPS_VLDO1_3_0V (3 << 0) +# define TPS_VLDO1_2_75V (2 << 0) +# define TPS_VLDO1_2_5V (1 << 0) +# define TPS_VLDO1_ADJ (0 << 0) +#define TPS_MASK3 0x0f +#define TPS_DEFGPIO 0x10 + +/* + * ---------------------------------------------------------------------------- + * Macros used by exported functions + * ---------------------------------------------------------------------------- + */ + +#define LED1 1 +#define LED2 2 +#define OFF 0 +#define ON 1 +#define BLINK 2 +#define GPIO1 1 +#define GPIO2 2 +#define GPIO3 3 +#define GPIO4 4 +#define LOW 0 +#define HIGH 1 + +/* + * ---------------------------------------------------------------------------- + * Exported functions + * ---------------------------------------------------------------------------- + */ + +/* Draw from VBUS: + * 0 mA -- DON'T DRAW (might supply power instead) + * 100 mA -- usb unit load (slowest charge rate) + * 500 mA -- usb high power (fast battery charge) + */ +extern int tps65010_set_vbus_draw(unsigned mA); + +/* tps65010_set_gpio_out_value parameter: + * gpio: GPIO1, GPIO2, GPIO3 or GPIO4 + * value: LOW or HIGH + */ +extern int tps65010_set_gpio_out_value(unsigned gpio, unsigned value); + +/* tps65010_set_led parameter: + * led: LED1 or LED2 + * mode: ON, OFF or BLINK + */ +extern int tps65010_set_led(unsigned led, unsigned mode); + +/* tps65010_set_vib parameter: + * value: ON or OFF + */ +extern int tps65010_set_vib(unsigned value); + +/* tps65010_set_low_pwr parameter: + * mode: ON or OFF + */ +extern int tps65010_set_low_pwr(unsigned mode); + +/* tps65010_config_vregs1 parameter: + * value to be written to VREGS1 register + * Note: The complete register is written, set all bits you need + */ +extern int tps65010_config_vregs1(unsigned value); + +/* tps65013_set_low_pwr parameter: + * mode: ON or OFF + */ +extern int tps65013_set_low_pwr(unsigned mode); + +#endif /* __LINUX_I2C_TPS65010_H */ + diff --git a/include/linux/ide.h b/include/linux/ide.h index 9a6a41e7079f..acec99da832d 100644 --- a/include/linux/ide.h +++ b/include/linux/ide.h @@ -9,7 +9,6 @@ #include <linux/init.h> #include <linux/ioport.h> #include <linux/hdreg.h> -#include <linux/hdsmart.h> #include <linux/blkdev.h> #include <linux/proc_fs.h> #include <linux/interrupt.h> @@ -27,25 +26,10 @@ #include <asm/semaphore.h> #include <asm/mutex.h> -/****************************************************************************** - * IDE driver configuration options (play with these as desired): - * - * REALLY_SLOW_IO can be defined in ide.c and ide-cd.c, if necessary - */ -#define INITIAL_MULT_COUNT 0 /* off=0; on=2,4,8,16,32, etc.. */ - -#ifndef SUPPORT_SLOW_DATA_PORTS /* 1 to support slow data ports */ -#define SUPPORT_SLOW_DATA_PORTS 1 /* 0 to reduce kernel size */ -#endif -#ifndef SUPPORT_VLB_SYNC /* 1 to support weird 32-bit chips */ -#define SUPPORT_VLB_SYNC 1 /* 0 to reduce kernel size */ -#endif -#ifndef OK_TO_RESET_CONTROLLER /* 1 needed for good error recovery */ -#define OK_TO_RESET_CONTROLLER 1 /* 0 for use with AH2372A/B interface */ -#endif - -#ifndef DISABLE_IRQ_NOSYNC -#define DISABLE_IRQ_NOSYNC 0 +#if defined(CRIS) || defined(FRV) +# define SUPPORT_VLB_SYNC 0 +#else +# define SUPPORT_VLB_SYNC 1 #endif /* @@ -55,10 +39,6 @@ #define IDE_NO_IRQ (-1) -/* - * "No user-serviceable parts" beyond this point :) - *****************************************************************************/ - typedef unsigned char byte; /* used everywhere */ /* @@ -103,8 +83,6 @@ typedef unsigned char byte; /* used everywhere */ #define IDE_FEATURE_OFFSET IDE_ERROR_OFFSET #define IDE_COMMAND_OFFSET IDE_STATUS_OFFSET -#define IDE_CONTROL_OFFSET_HOB (7) - #define IDE_DATA_REG (HWIF(drive)->io_ports[IDE_DATA_OFFSET]) #define IDE_ERROR_REG (HWIF(drive)->io_ports[IDE_ERROR_OFFSET]) #define IDE_NSECTOR_REG (HWIF(drive)->io_ports[IDE_NSECTOR_OFFSET]) @@ -128,25 +106,14 @@ typedef unsigned char byte; /* used everywhere */ #define BAD_W_STAT (BAD_R_STAT | WRERR_STAT) #define BAD_STAT (BAD_R_STAT | DRQ_STAT) #define DRIVE_READY (READY_STAT | SEEK_STAT) -#define DATA_READY (DRQ_STAT) #define BAD_CRC (ABRT_ERR | ICRC_ERR) #define SATA_NR_PORTS (3) /* 16 possible ?? */ #define SATA_STATUS_OFFSET (0) -#define SATA_STATUS_REG (HWIF(drive)->sata_scr[SATA_STATUS_OFFSET]) #define SATA_ERROR_OFFSET (1) -#define SATA_ERROR_REG (HWIF(drive)->sata_scr[SATA_ERROR_OFFSET]) #define SATA_CONTROL_OFFSET (2) -#define SATA_CONTROL_REG (HWIF(drive)->sata_scr[SATA_CONTROL_OFFSET]) - -#define SATA_MISC_OFFSET (0) -#define SATA_MISC_REG (HWIF(drive)->sata_misc[SATA_MISC_OFFSET]) -#define SATA_PHY_OFFSET (1) -#define SATA_PHY_REG (HWIF(drive)->sata_misc[SATA_PHY_OFFSET]) -#define SATA_IEN_OFFSET (2) -#define SATA_IEN_REG (HWIF(drive)->sata_misc[SATA_IEN_OFFSET]) /* * Our Physical Region Descriptor (PRD) table should be large enough @@ -202,7 +169,7 @@ enum { ide_unknown, ide_generic, ide_pci, ide_rz1000, ide_trm290, ide_cmd646, ide_cy82c693, ide_4drives, ide_pmac, ide_etrax100, ide_acorn, - ide_au1xxx, ide_forced + ide_au1xxx, ide_palm3710, ide_forced }; typedef u8 hwif_chipset_t; @@ -219,21 +186,14 @@ typedef struct hw_regs_s { } hw_regs_t; struct hwif_s * ide_find_port(unsigned long); +struct hwif_s *ide_deprecated_find_port(unsigned long); +void ide_init_port_data(struct hwif_s *, unsigned int); +void ide_init_port_hw(struct hwif_s *, hw_regs_t *); -int ide_register_hw(hw_regs_t *, void (*)(struct hwif_s *), int, +struct ide_drive_s; +int ide_register_hw(hw_regs_t *, void (*)(struct ide_drive_s *), struct hwif_s **); -void ide_setup_ports( hw_regs_t *hw, - unsigned long base, - int *offsets, - unsigned long ctrl, - unsigned long intr, - ide_ack_intr_t *ack_intr, -#if 0 - ide_io_ops_t *iops, -#endif - int irq); - static inline void ide_std_init_ports(hw_regs_t *hw, unsigned long io_addr, unsigned long ctl_addr) @@ -327,47 +287,16 @@ static inline void ide_init_hwif_ports(hw_regs_t *hw, typedef union { unsigned all : 8; struct { -#if defined(__LITTLE_ENDIAN_BITFIELD) unsigned set_geometry : 1; unsigned recalibrate : 1; unsigned set_multmode : 1; unsigned set_tune : 1; unsigned serviced : 1; unsigned reserved : 3; -#elif defined(__BIG_ENDIAN_BITFIELD) - unsigned reserved : 3; - unsigned serviced : 1; - unsigned set_tune : 1; - unsigned set_multmode : 1; - unsigned recalibrate : 1; - unsigned set_geometry : 1; -#else -#error "Please fix <asm/byteorder.h>" -#endif } b; } special_t; /* - * ATA DATA Register Special. - * ATA NSECTOR Count Register(). - * ATAPI Byte Count Register. - */ -typedef union { - unsigned all :16; - struct { -#if defined(__LITTLE_ENDIAN_BITFIELD) - unsigned low :8; /* LSB */ - unsigned high :8; /* MSB */ -#elif defined(__BIG_ENDIAN_BITFIELD) - unsigned high :8; /* MSB */ - unsigned low :8; /* LSB */ -#else -#error "Please fix <asm/byteorder.h>" -#endif - } b; -} ata_nsector_t, ata_data_t, atapi_bcount_t; - -/* * ATA-IDE Select Register, aka Device-Head * * head : always zeros here @@ -398,131 +327,6 @@ typedef union { } select_t, ata_select_t; /* - * The ATA-IDE Status Register. - * The ATAPI Status Register. - * - * check : Error occurred - * idx : Index Error - * corr : Correctable error occurred - * drq : Data is request by the device - * dsc : Disk Seek Complete : ata - * : Media access command finished : atapi - * df : Device Fault : ata - * : Reserved : atapi - * drdy : Ready, Command Mode Capable : ata - * : Ignored for ATAPI commands : atapi - * bsy : Disk is Busy - * : The device has access to the command block - */ -typedef union { - unsigned all :8; - struct { -#if defined(__LITTLE_ENDIAN_BITFIELD) - unsigned check :1; - unsigned idx :1; - unsigned corr :1; - unsigned drq :1; - unsigned dsc :1; - unsigned df :1; - unsigned drdy :1; - unsigned bsy :1; -#elif defined(__BIG_ENDIAN_BITFIELD) - unsigned bsy :1; - unsigned drdy :1; - unsigned df :1; - unsigned dsc :1; - unsigned drq :1; - unsigned corr :1; - unsigned idx :1; - unsigned check :1; -#else -#error "Please fix <asm/byteorder.h>" -#endif - } b; -} ata_status_t, atapi_status_t; - -/* - * ATAPI Feature Register - * - * dma : Using DMA or PIO - * reserved321 : Reserved - * reserved654 : Reserved (Tag Type) - * reserved7 : Reserved - */ -typedef union { - unsigned all :8; - struct { -#if defined(__LITTLE_ENDIAN_BITFIELD) - unsigned dma :1; - unsigned reserved321 :3; - unsigned reserved654 :3; - unsigned reserved7 :1; -#elif defined(__BIG_ENDIAN_BITFIELD) - unsigned reserved7 :1; - unsigned reserved654 :3; - unsigned reserved321 :3; - unsigned dma :1; -#else -#error "Please fix <asm/byteorder.h>" -#endif - } b; -} atapi_feature_t; - -/* - * ATAPI Interrupt Reason Register. - * - * cod : Information transferred is command (1) or data (0) - * io : The device requests us to read (1) or write (0) - * reserved : Reserved - */ -typedef union { - unsigned all :8; - struct { -#if defined(__LITTLE_ENDIAN_BITFIELD) - unsigned cod :1; - unsigned io :1; - unsigned reserved :6; -#elif defined(__BIG_ENDIAN_BITFIELD) - unsigned reserved :6; - unsigned io :1; - unsigned cod :1; -#else -#error "Please fix <asm/byteorder.h>" -#endif - } b; -} atapi_ireason_t; - -/* - * The ATAPI error register. - * - * ili : Illegal Length Indication - * eom : End Of Media Detected - * abrt : Aborted command - As defined by ATA - * mcr : Media Change Requested - As defined by ATA - * sense_key : Sense key of the last failed packet command - */ -typedef union { - unsigned all :8; - struct { -#if defined(__LITTLE_ENDIAN_BITFIELD) - unsigned ili :1; - unsigned eom :1; - unsigned abrt :1; - unsigned mcr :1; - unsigned sense_key :4; -#elif defined(__BIG_ENDIAN_BITFIELD) - unsigned sense_key :4; - unsigned mcr :1; - unsigned abrt :1; - unsigned eom :1; - unsigned ili :1; -#else -#error "Please fix <asm/byteorder.h>" -#endif - } b; -} atapi_error_t; - -/* * Status returned from various ide_ functions */ typedef enum { @@ -568,7 +372,6 @@ typedef struct ide_drive_s { u8 state; /* retry state */ u8 waiting_for_dma; /* dma currently in progress */ u8 unmask; /* okay to unmask other irqs */ - u8 bswap; /* byte swap data */ u8 noflush; /* don't attempt flushes */ u8 dsc_overlap; /* DSC overlap */ u8 nice1; /* give potential excess bandwidth */ @@ -583,8 +386,6 @@ typedef struct ide_drive_s { unsigned no_unmask : 1; /* disallow setting unmask bit */ unsigned no_io_32bit : 1; /* disallow enabling 32bit I/O */ unsigned atapi_overlap : 1; /* ATAPI overlap (not supported) */ - unsigned nice0 : 1; /* give obvious excess bandwidth */ - unsigned nice2 : 1; /* give a share in our own bandwidth */ unsigned doorlocking : 1; /* for removable only: door lock/unlock works */ unsigned nodma : 1; /* disallow DMA */ unsigned autotune : 2; /* 0=default, 1=autotune, 2=noautotune */ @@ -657,14 +458,12 @@ typedef struct hwif_s { /* task file registers for pata and sata */ unsigned long io_ports[IDE_NR_PORTS]; unsigned long sata_scr[SATA_NR_PORTS]; - unsigned long sata_misc[SATA_NR_PORTS]; ide_drive_t drives[MAX_DRIVES]; /* drive info */ u8 major; /* our major number */ u8 index; /* 0 for ide0; 1 for ide1; ... */ u8 channel; /* for dual-port chips: 0=primary, 1=secondary */ - u8 straight8; /* Alan's straight 8 check */ u8 bus_state; /* power state of the IDE bus */ u32 host_flags; @@ -679,7 +478,8 @@ typedef struct hwif_s { hwif_chipset_t chipset; /* sub-module for tuning.. */ - struct pci_dev *pci_dev; /* for pci chipsets */ + struct device *dev; + const struct ide_port_info *cds; /* chipset device struct */ ide_ack_intr_t *ack_intr; @@ -689,6 +489,8 @@ typedef struct hwif_s { #if 0 ide_hwif_ops_t *hwifops; #else + /* host specific initialization of devices on a port */ + void (*port_init_devs)(struct hwif_s *); /* routine to program host for PIO mode */ void (*set_pio_mode)(ide_drive_t *, const u8); /* routine to program host for DMA mode */ @@ -701,19 +503,17 @@ typedef struct hwif_s { void (*pre_reset)(ide_drive_t *); /* routine to reset controller after a disk reset */ void (*resetproc)(ide_drive_t *); - /* special interrupt handling for shared pci interrupts */ - void (*intrproc)(ide_drive_t *); /* special host masking for drive selection */ void (*maskproc)(ide_drive_t *, int); /* check host's drive quirk list */ - int (*quirkproc)(ide_drive_t *); + void (*quirkproc)(ide_drive_t *); /* driver soft-power interface */ int (*busproc)(ide_drive_t *, int); #endif u8 (*mdma_filter)(ide_drive_t *); u8 (*udma_filter)(ide_drive_t *); - void (*fixup)(struct hwif_s *); + u8 (*cable_detect)(struct hwif_s *); void (*ata_input_data)(ide_drive_t *, void *, u32); void (*ata_output_data)(ide_drive_t *, void *, u32); @@ -721,16 +521,13 @@ typedef struct hwif_s { void (*atapi_input_bytes)(ide_drive_t *, void *, u32); void (*atapi_output_bytes)(ide_drive_t *, void *, u32); + void (*dma_host_set)(ide_drive_t *, int); int (*dma_setup)(ide_drive_t *); void (*dma_exec_cmd)(ide_drive_t *, u8); void (*dma_start)(ide_drive_t *); int (*ide_dma_end)(ide_drive_t *drive); - int (*ide_dma_on)(ide_drive_t *drive); - void (*dma_off_quietly)(ide_drive_t *drive); int (*ide_dma_test_irq)(ide_drive_t *drive); void (*ide_dma_clear_irq)(ide_drive_t *drive); - void (*dma_host_on)(ide_drive_t *drive); - void (*dma_host_off)(ide_drive_t *drive); void (*dma_lost_irq)(ide_drive_t *drive); void (*dma_timeout)(ide_drive_t *drive); @@ -766,7 +563,6 @@ typedef struct hwif_s { int rqsize; /* max sectors per request */ int irq; /* our irq number */ - unsigned long dma_master; /* reference base addr dmabase */ unsigned long dma_base; /* base addr for dma ports */ unsigned long dma_command; /* dma command register */ unsigned long dma_vendor1; /* dma vendor 1 register */ @@ -786,10 +582,9 @@ typedef struct hwif_s { unsigned serialized : 1; /* serialized all channel operation */ unsigned sharing_irq: 1; /* 1 = sharing irq with another hwif */ unsigned reset : 1; /* reset after probe */ - unsigned auto_poll : 1; /* supports nop auto-poll */ unsigned sg_mapped : 1; /* sg_table and sg_nents are ready */ - unsigned no_io_32bit : 1; /* 1 = can not do 32-bit IO ops */ unsigned mmio : 1; /* host uses MMIO */ + unsigned straight8 : 1; /* Alan's straight 8 check */ struct device gendev; struct completion gendev_rel_comp; /* To deal with device release() */ @@ -806,15 +601,16 @@ typedef struct hwif_s { /* * internal ide interrupt handler type */ -typedef ide_startstop_t (ide_pre_handler_t)(ide_drive_t *, struct request *); typedef ide_startstop_t (ide_handler_t)(ide_drive_t *); typedef int (ide_expiry_t)(ide_drive_t *); +/* used by ide-cd, ide-floppy, etc. */ +typedef void (xfer_func_t)(ide_drive_t *, void *, u32); + typedef struct hwgroup_s { /* irq handler, if active */ ide_startstop_t (*handler)(ide_drive_t *); - /* irq handler, suspended if active */ - ide_startstop_t (*handler_save)(ide_drive_t *); + /* BOOL: protects all fields below */ volatile int busy; /* BOOL: wake us up on timer expiry */ @@ -829,25 +625,18 @@ typedef struct hwgroup_s { /* ptr to current hwif in linked-list */ ide_hwif_t *hwif; - /* for pci chipsets */ - struct pci_dev *pci_dev; - /* current request */ struct request *rq; + /* failsafe timer */ struct timer_list timer; - /* local copy of current write rq */ - struct request wrq; /* timeout value during long polls */ unsigned long poll_timeout; /* queried upon timeouts */ int (*expiry)(ide_drive_t *); - /* ide_system_bus_speed */ - int pio_clock; + int req_gen; int req_gen_timer; - - unsigned char cmd_buf[4]; } ide_hwgroup_t; typedef struct ide_driver_s ide_driver_t; @@ -901,6 +690,7 @@ typedef struct { void proc_ide_create(void); void proc_ide_destroy(void); void ide_proc_register_port(ide_hwif_t *); +void ide_proc_port_register_devices(ide_hwif_t *); void ide_proc_unregister_port(ide_hwif_t *); void ide_proc_register_driver(ide_drive_t *, ide_driver_t *); void ide_proc_unregister_driver(ide_drive_t *, ide_driver_t *); @@ -933,6 +723,7 @@ void ide_pci_create_host_proc(const char *, get_info_t *); static inline void proc_ide_create(void) { ; } static inline void proc_ide_destroy(void) { ; } static inline void ide_proc_register_port(ide_hwif_t *hwif) { ; } +static inline void ide_proc_port_register_devices(ide_hwif_t *hwif) { ; } static inline void ide_proc_unregister_port(ide_hwif_t *hwif) { ; } static inline void ide_proc_register_driver(ide_drive_t *drive, ide_driver_t *driver) { ; } static inline void ide_proc_unregister_driver(ide_drive_t *drive, ide_driver_t *driver) { ; } @@ -1020,7 +811,8 @@ int ide_end_dequeued_request(ide_drive_t *drive, struct request *rq, extern void ide_set_handler (ide_drive_t *drive, ide_handler_t *handler, unsigned int timeout, ide_expiry_t *expiry); -extern void ide_execute_command(ide_drive_t *, task_ioreg_t cmd, ide_handler_t *, unsigned int, ide_expiry_t *); +void ide_execute_command(ide_drive_t *, u8, ide_handler_t *, unsigned int, + ide_expiry_t *); ide_startstop_t __ide_error(ide_drive_t *, struct request *, u8, u8); @@ -1054,60 +846,124 @@ extern int ide_do_drive_cmd(ide_drive_t *, struct request *, ide_action_t); extern void ide_end_drive_cmd(ide_drive_t *, u8, u8); -/* - * Issue ATA command and wait for completion. - * Use for implementing commands in kernel - * - * (ide_drive_t *drive, u8 cmd, u8 nsect, u8 feature, u8 sectors, u8 *buf) - */ -extern int ide_wait_cmd(ide_drive_t *, u8, u8, u8, u8, u8 *); +enum { + IDE_TFLAG_LBA48 = (1 << 0), + IDE_TFLAG_NO_SELECT_MASK = (1 << 1), + IDE_TFLAG_FLAGGED = (1 << 2), + IDE_TFLAG_OUT_DATA = (1 << 3), + IDE_TFLAG_OUT_HOB_FEATURE = (1 << 4), + IDE_TFLAG_OUT_HOB_NSECT = (1 << 5), + IDE_TFLAG_OUT_HOB_LBAL = (1 << 6), + IDE_TFLAG_OUT_HOB_LBAM = (1 << 7), + IDE_TFLAG_OUT_HOB_LBAH = (1 << 8), + IDE_TFLAG_OUT_HOB = IDE_TFLAG_OUT_HOB_FEATURE | + IDE_TFLAG_OUT_HOB_NSECT | + IDE_TFLAG_OUT_HOB_LBAL | + IDE_TFLAG_OUT_HOB_LBAM | + IDE_TFLAG_OUT_HOB_LBAH, + IDE_TFLAG_OUT_FEATURE = (1 << 9), + IDE_TFLAG_OUT_NSECT = (1 << 10), + IDE_TFLAG_OUT_LBAL = (1 << 11), + IDE_TFLAG_OUT_LBAM = (1 << 12), + IDE_TFLAG_OUT_LBAH = (1 << 13), + IDE_TFLAG_OUT_TF = IDE_TFLAG_OUT_FEATURE | + IDE_TFLAG_OUT_NSECT | + IDE_TFLAG_OUT_LBAL | + IDE_TFLAG_OUT_LBAM | + IDE_TFLAG_OUT_LBAH, + IDE_TFLAG_OUT_DEVICE = (1 << 14), + IDE_TFLAG_WRITE = (1 << 15), + IDE_TFLAG_FLAGGED_SET_IN_FLAGS = (1 << 16), + IDE_TFLAG_IN_DATA = (1 << 17), + IDE_TFLAG_CUSTOM_HANDLER = (1 << 18), + IDE_TFLAG_DMA_PIO_FALLBACK = (1 << 19), + IDE_TFLAG_IN_HOB_FEATURE = (1 << 20), + IDE_TFLAG_IN_HOB_NSECT = (1 << 21), + IDE_TFLAG_IN_HOB_LBAL = (1 << 22), + IDE_TFLAG_IN_HOB_LBAM = (1 << 23), + IDE_TFLAG_IN_HOB_LBAH = (1 << 24), + IDE_TFLAG_IN_HOB_LBA = IDE_TFLAG_IN_HOB_LBAL | + IDE_TFLAG_IN_HOB_LBAM | + IDE_TFLAG_IN_HOB_LBAH, + IDE_TFLAG_IN_HOB = IDE_TFLAG_IN_HOB_FEATURE | + IDE_TFLAG_IN_HOB_NSECT | + IDE_TFLAG_IN_HOB_LBA, + IDE_TFLAG_IN_NSECT = (1 << 25), + IDE_TFLAG_IN_LBAL = (1 << 26), + IDE_TFLAG_IN_LBAM = (1 << 27), + IDE_TFLAG_IN_LBAH = (1 << 28), + IDE_TFLAG_IN_LBA = IDE_TFLAG_IN_LBAL | + IDE_TFLAG_IN_LBAM | + IDE_TFLAG_IN_LBAH, + IDE_TFLAG_IN_TF = IDE_TFLAG_IN_NSECT | + IDE_TFLAG_IN_LBA, + IDE_TFLAG_IN_DEVICE = (1 << 29), + IDE_TFLAG_HOB = IDE_TFLAG_OUT_HOB | + IDE_TFLAG_IN_HOB, + IDE_TFLAG_TF = IDE_TFLAG_OUT_TF | + IDE_TFLAG_IN_TF, + IDE_TFLAG_DEVICE = IDE_TFLAG_OUT_DEVICE | + IDE_TFLAG_IN_DEVICE, + /* force 16-bit I/O operations */ + IDE_TFLAG_IO_16BIT = (1 << 30), +}; + +struct ide_taskfile { + u8 hob_data; /* 0: high data byte (for TASKFILE IOCTL) */ + + u8 hob_feature; /* 1-5: additional data to support LBA48 */ + u8 hob_nsect; + u8 hob_lbal; + u8 hob_lbam; + u8 hob_lbah; + + u8 data; /* 6: low data byte (for TASKFILE IOCTL) */ + + union { /*  7: */ + u8 error; /* read: error */ + u8 feature; /* write: feature */ + }; + + u8 nsect; /* 8: number of sectors */ + u8 lbal; /* 9: LBA low */ + u8 lbam; /* 10: LBA mid */ + u8 lbah; /* 11: LBA high */ + + u8 device; /* 12: device select */ + + union { /* 13: */ + u8 status; /*  read: status  */ + u8 command; /* write: command */ + }; +}; typedef struct ide_task_s { -/* - * struct hd_drive_task_hdr tf; - * task_struct_t tf; - * struct hd_drive_hob_hdr hobf; - * hob_struct_t hobf; - */ - task_ioreg_t tfRegister[8]; - task_ioreg_t hobRegister[8]; - ide_reg_valid_t tf_out_flags; - ide_reg_valid_t tf_in_flags; + union { + struct ide_taskfile tf; + u8 tf_array[14]; + }; + u32 tf_flags; int data_phase; - int command_type; - ide_pre_handler_t *prehandler; - ide_handler_t *handler; struct request *rq; /* copy of request */ void *special; /* valid_t generally */ } ide_task_t; -extern u32 ide_read_24(ide_drive_t *); +void ide_tf_load(ide_drive_t *, ide_task_t *); +void ide_tf_read(ide_drive_t *, ide_task_t *); extern void SELECT_DRIVE(ide_drive_t *); -extern void SELECT_INTERRUPT(ide_drive_t *); extern void SELECT_MASK(ide_drive_t *, int); -extern void QUIRK_LIST(ide_drive_t *); extern int drive_is_ready(ide_drive_t *); -/* - * taskfile io for disks for now...and builds request from ide_ioctl - */ -extern ide_startstop_t do_rw_taskfile(ide_drive_t *, ide_task_t *); +void ide_pktcmd_tf_load(ide_drive_t *, u32, u16, u8); -/* - * Special Flagged Register Validation Caller - */ -extern ide_startstop_t flagged_taskfile(ide_drive_t *, ide_task_t *); +ide_startstop_t do_rw_taskfile(ide_drive_t *, ide_task_t *); -extern ide_startstop_t set_multmode_intr(ide_drive_t *); -extern ide_startstop_t set_geometry_intr(ide_drive_t *); -extern ide_startstop_t recal_intr(ide_drive_t *); -extern ide_startstop_t task_no_data_intr(ide_drive_t *); -extern ide_startstop_t task_in_intr(ide_drive_t *); -extern ide_startstop_t pre_task_out_intr(ide_drive_t *, struct request *); +void task_end_request(ide_drive_t *, struct request *, u8); -extern int ide_raw_taskfile(ide_drive_t *, ide_task_t *, u8 *); +int ide_raw_taskfile(ide_drive_t *, ide_task_t *, u8 *, u16); +int ide_no_data_taskfile(ide_drive_t *, ide_task_t *); int ide_taskfile_ioctl(ide_drive_t *, unsigned int, unsigned long); int ide_cmd_ioctl(ide_drive_t *, unsigned int, unsigned long); @@ -1116,10 +972,8 @@ int ide_task_ioctl(ide_drive_t *, unsigned int, unsigned long); extern int system_bus_clock(void); extern int ide_driveid_update(ide_drive_t *); -extern int ide_ata66_check(ide_drive_t *, ide_task_t *); extern int ide_config_drive_speed(ide_drive_t *, u8); extern u8 eighty_ninty_three (ide_drive_t *); -extern int set_transfer(ide_drive_t *, ide_task_t *); extern int taskfile_lib_get_identify(ide_drive_t *drive, u8 *); extern int ide_wait_not_busy(ide_hwif_t *hwif, unsigned long timeout); @@ -1133,10 +987,8 @@ extern void do_ide_request(struct request_queue *); void ide_init_disk(struct gendisk *, ide_drive_t *); -extern int ideprobe_init(void); - #ifdef CONFIG_IDEPCI_PCIBUS_ORDER -extern void ide_scan_pcibus(int scan_direction) __init; +extern int ide_scan_direction; extern int __ide_pci_register_driver(struct pci_driver *driver, struct module *owner, const char *mod_name); #define ide_pci_register_driver(d) __ide_pci_register_driver(d, THIS_MODULE, KBUILD_MODNAME) #else @@ -1146,6 +998,14 @@ extern int __ide_pci_register_driver(struct pci_driver *driver, struct module *o void ide_pci_setup_ports(struct pci_dev *, const struct ide_port_info *, int, u8 *); void ide_setup_pci_noise(struct pci_dev *, const struct ide_port_info *); +/* FIXME: palm_bk3710 uses BLK_DEV_IDEDMA_PCI without BLK_DEV_IDEPCI! */ +#if defined(CONFIG_BLK_DEV_IDEPCI) && defined(CONFIG_BLK_DEV_IDEDMA_PCI) +void ide_hwif_setup_dma(ide_hwif_t *, const struct ide_port_info *); +#else +static inline void ide_hwif_setup_dma(ide_hwif_t *hwif, + const struct ide_port_info *d) { } +#endif + extern void default_hwif_iops(ide_hwif_t *); extern void default_hwif_mmiops(ide_hwif_t *); extern void default_hwif_transport(ide_hwif_t *); @@ -1182,7 +1042,7 @@ enum { IDE_HFLAG_NO_SET_MODE = (1 << 9), /* trust BIOS for programming chipset/device for DMA */ IDE_HFLAG_TRUST_BIOS_FOR_DMA = (1 << 10), - /* host uses VDMA */ + /* host uses VDMA (tied with IDE_HFLAG_CS5520 for now) */ IDE_HFLAG_VDMA = (1 << 11), /* ATAPI DMA is unsupported */ IDE_HFLAG_NO_ATAPI_DMA = (1 << 12), @@ -1192,8 +1052,10 @@ enum { IDE_HFLAG_NO_DMA = (1 << 14), /* check if host is PCI IDE device before allowing DMA */ IDE_HFLAG_NO_AUTODMA = (1 << 15), + /* don't autotune PIO */ + IDE_HFLAG_NO_AUTOTUNE = (1 << 16), /* host is CS5510/CS5520 */ - IDE_HFLAG_CS5520 = (1 << 16), + IDE_HFLAG_CS5520 = IDE_HFLAG_VDMA, /* no LBA48 */ IDE_HFLAG_NO_LBA48 = (1 << 17), /* no LBA48 DMA */ @@ -1212,6 +1074,17 @@ enum { IDE_HFLAG_IO_32BIT = (1 << 24), /* unmask IRQs */ IDE_HFLAG_UNMASK_IRQS = (1 << 25), + IDE_HFLAG_ABUSE_SET_DMA_MODE = (1 << 26), + /* host is CY82C693 */ + IDE_HFLAG_CY82C693 = (1 << 27), + /* force host out of "simplex" mode */ + IDE_HFLAG_CLEAR_SIMPLEX = (1 << 28), + /* DSC overlap is unsupported */ + IDE_HFLAG_NO_DSC = (1 << 29), + /* never use 32-bit I/O ops */ + IDE_HFLAG_NO_IO_32BIT = (1 << 30), + /* never unmask IRQs */ + IDE_HFLAG_NO_UNMASK_IRQS = (1 << 31), }; #ifdef CONFIG_BLK_DEV_OFFBOARD @@ -1226,10 +1099,9 @@ struct ide_port_info { void (*init_iops)(ide_hwif_t *); void (*init_hwif)(ide_hwif_t *); void (*init_dma)(ide_hwif_t *, unsigned long); - void (*fixup)(ide_hwif_t *); ide_pci_enablebit_t enablebits[2]; hwif_chipset_t chipset; - unsigned int extra; + u8 extra; u32 host_flags; u8 pio_mask; u8 swdma_mask; @@ -1264,21 +1136,22 @@ static inline u8 ide_max_dma_mode(ide_drive_t *drive) return ide_find_dma_mode(drive, XFER_UDMA_6); } +void ide_dma_off_quietly(ide_drive_t *); void ide_dma_off(ide_drive_t *); +void ide_dma_on(ide_drive_t *); int ide_set_dma(ide_drive_t *); +void ide_check_dma_crc(ide_drive_t *); ide_startstop_t ide_dma_intr(ide_drive_t *); +int ide_build_sglist(ide_drive_t *, struct request *); +void ide_destroy_dmatable(ide_drive_t *); + #ifdef CONFIG_BLK_DEV_IDEDMA_PCI -extern int ide_build_sglist(ide_drive_t *, struct request *); extern int ide_build_dmatable(ide_drive_t *, struct request *); -extern void ide_destroy_dmatable(ide_drive_t *); extern int ide_release_dma(ide_hwif_t *); -extern void ide_setup_dma(ide_hwif_t *, unsigned long, unsigned int); +extern void ide_setup_dma(ide_hwif_t *, unsigned long); -void ide_dma_host_off(ide_drive_t *); -void ide_dma_off_quietly(ide_drive_t *); -void ide_dma_host_on(ide_drive_t *); -extern int __ide_dma_on(ide_drive_t *); +void ide_dma_host_set(ide_drive_t *, int); extern int ide_dma_setup(ide_drive_t *); extern void ide_dma_start(ide_drive_t *); extern int __ide_dma_end(ide_drive_t *); @@ -1290,9 +1163,12 @@ extern void ide_dma_timeout(ide_drive_t *); static inline int ide_id_dma_bug(ide_drive_t *drive) { return 0; } static inline u8 ide_find_dma_mode(ide_drive_t *drive, u8 speed) { return 0; } static inline u8 ide_max_dma_mode(ide_drive_t *drive) { return 0; } +static inline void ide_dma_off_quietly(ide_drive_t *drive) { ; } static inline void ide_dma_off(ide_drive_t *drive) { ; } +static inline void ide_dma_on(ide_drive_t *drive) { ; } static inline void ide_dma_verbose(ide_drive_t *drive) { ; } static inline int ide_set_dma(ide_drive_t *drive) { return 1; } +static inline void ide_check_dma_crc(ide_drive_t *drive) { ; } #endif /* CONFIG_BLK_DEV_IDEDMA */ #ifndef CONFIG_BLK_DEV_IDEDMA_PCI @@ -1304,25 +1180,29 @@ extern int ide_acpi_exec_tfs(ide_drive_t *drive); extern void ide_acpi_get_timing(ide_hwif_t *hwif); extern void ide_acpi_push_timing(ide_hwif_t *hwif); extern void ide_acpi_init(ide_hwif_t *hwif); +void ide_acpi_port_init_devices(ide_hwif_t *); extern void ide_acpi_set_state(ide_hwif_t *hwif, int on); #else static inline int ide_acpi_exec_tfs(ide_drive_t *drive) { return 0; } static inline void ide_acpi_get_timing(ide_hwif_t *hwif) { ; } static inline void ide_acpi_push_timing(ide_hwif_t *hwif) { ; } static inline void ide_acpi_init(ide_hwif_t *hwif) { ; } +static inline void ide_acpi_port_init_devices(ide_hwif_t *hwif) { ; } static inline void ide_acpi_set_state(ide_hwif_t *hwif, int on) {} #endif +void ide_remove_port_from_hwgroup(ide_hwif_t *); extern int ide_hwif_request_regions(ide_hwif_t *hwif); extern void ide_hwif_release_regions(ide_hwif_t* hwif); -extern void ide_unregister (unsigned int index); +void ide_unregister(unsigned int, int, int); void ide_register_region(struct gendisk *); void ide_unregister_region(struct gendisk *); -void ide_undecoded_slave(ide_hwif_t *); +void ide_undecoded_slave(ide_drive_t *); -int ide_device_add(u8 idx[4]); +int ide_device_add_all(u8 *idx, const struct ide_port_info *); +int ide_device_add(u8 idx[4], const struct ide_port_info *); static inline void *ide_get_hwifdata (ide_hwif_t * hwif) { @@ -1356,6 +1236,7 @@ static inline int ide_dev_is_sata(struct hd_driveid *id) return 0; } +u64 ide_get_lba_addr(struct ide_taskfile *, int); u8 ide_dump_status(ide_drive_t *, const char *, u8); typedef struct ide_pio_timings_s { @@ -1405,9 +1286,14 @@ extern struct bus_type ide_bus_type; #define ide_id_has_flush_cache_ext(id) \ (((id)->cfs_enable_2 & 0x2400) == 0x2400) +static inline void ide_dump_identify(u8 *id) +{ + print_hex_dump(KERN_INFO, "", DUMP_PREFIX_NONE, 16, 2, id, 512, 0); +} + static inline int hwif_to_node(ide_hwif_t *hwif) { - struct pci_dev *dev = hwif->pci_dev; + struct pci_dev *dev = to_pci_dev(hwif->dev); return dev ? pcibus_to_node(dev->bus) : -1; } @@ -1418,4 +1304,30 @@ static inline ide_drive_t *ide_get_paired_drive(ide_drive_t *drive) return &hwif->drives[(drive->dn ^ 1) & 1]; } +static inline void ide_set_irq(ide_drive_t *drive, int on) +{ + drive->hwif->OUTB(drive->ctl | (on ? 0 : 2), IDE_CONTROL_REG); +} + +static inline u8 ide_read_status(ide_drive_t *drive) +{ + ide_hwif_t *hwif = drive->hwif; + + return hwif->INB(hwif->io_ports[IDE_STATUS_OFFSET]); +} + +static inline u8 ide_read_altstatus(ide_drive_t *drive) +{ + ide_hwif_t *hwif = drive->hwif; + + return hwif->INB(hwif->io_ports[IDE_CONTROL_OFFSET]); +} + +static inline u8 ide_read_error(ide_drive_t *drive) +{ + ide_hwif_t *hwif = drive->hwif; + + return hwif->INB(hwif->io_ports[IDE_ERROR_OFFSET]); +} + #endif /* _IDE_H */ diff --git a/include/linux/ieee80211.h b/include/linux/ieee80211.h index 30621c27159f..f577c8f1c66d 100644 --- a/include/linux/ieee80211.h +++ b/include/linux/ieee80211.h @@ -54,6 +54,8 @@ #define IEEE80211_STYPE_ACTION 0x00D0 /* control */ +#define IEEE80211_STYPE_BACK_REQ 0x0080 +#define IEEE80211_STYPE_BACK 0x0090 #define IEEE80211_STYPE_PSPOLL 0x00A0 #define IEEE80211_STYPE_RTS 0x00B0 #define IEEE80211_STYPE_CTS 0x00C0 @@ -81,18 +83,18 @@ /* miscellaneous IEEE 802.11 constants */ -#define IEEE80211_MAX_FRAG_THRESHOLD 2346 -#define IEEE80211_MAX_RTS_THRESHOLD 2347 +#define IEEE80211_MAX_FRAG_THRESHOLD 2352 +#define IEEE80211_MAX_RTS_THRESHOLD 2353 #define IEEE80211_MAX_AID 2007 #define IEEE80211_MAX_TIM_LEN 251 -#define IEEE80211_MAX_DATA_LEN 2304 /* Maximum size for the MA-UNITDATA primitive, 802.11 standard section 6.2.1.1.2. - The figure in section 7.1.2 suggests a body size of up to 2312 - bytes is allowed, which is a bit confusing, I suspect this - represents the 2304 bytes of real data, plus a possible 8 bytes of - WEP IV and ICV. (this interpretation suggested by Ramiro Barreiro) */ + 802.11e clarifies the figure in section 7.1.2. The frame body is + up to 2304 octets long (maximum MSDU size) plus any crypt overhead. */ +#define IEEE80211_MAX_DATA_LEN 2304 +/* 30 byte 4 addr hdr, 2 byte QoS, 2304 byte MSDU, 12 byte crypt, 4 byte FCS */ +#define IEEE80211_MAX_FRAME_LEN 2352 #define IEEE80211_MAX_SSID_LEN 32 @@ -185,6 +187,25 @@ struct ieee80211_mgmt { u8 new_chan; u8 switch_count; } __attribute__((packed)) chan_switch; + struct{ + u8 action_code; + u8 dialog_token; + __le16 capab; + __le16 timeout; + __le16 start_seq_num; + } __attribute__((packed)) addba_req; + struct{ + u8 action_code; + u8 dialog_token; + __le16 status; + __le16 capab; + __le16 timeout; + } __attribute__((packed)) addba_resp; + struct{ + u8 action_code; + __le16 params; + __le16 reason_code; + } __attribute__((packed)) delba; } u; } __attribute__ ((packed)) action; } u; @@ -205,6 +226,72 @@ struct ieee80211_cts { u8 ra[6]; } __attribute__ ((packed)); +/** + * struct ieee80211_bar - HT Block Ack Request + * + * This structure refers to "HT BlockAckReq" as + * described in 802.11n draft section 7.2.1.7.1 + */ +struct ieee80211_bar { + __le16 frame_control; + __le16 duration; + __u8 ra[6]; + __u8 ta[6]; + __le16 control; + __le16 start_seq_num; +} __attribute__((packed)); + +/** + * struct ieee80211_ht_cap - HT capabilities + * + * This structure refers to "HT capabilities element" as + * described in 802.11n draft section 7.3.2.52 + */ +struct ieee80211_ht_cap { + __le16 cap_info; + u8 ampdu_params_info; + u8 supp_mcs_set[16]; + __le16 extended_ht_cap_info; + __le32 tx_BF_cap_info; + u8 antenna_selection_info; +} __attribute__ ((packed)); + +/** + * struct ieee80211_ht_cap - HT additional information + * + * This structure refers to "HT information element" as + * described in 802.11n draft section 7.3.2.53 + */ +struct ieee80211_ht_addt_info { + u8 control_chan; + u8 ht_param; + __le16 operation_mode; + __le16 stbc_param; + u8 basic_set[16]; +} __attribute__ ((packed)); + +/* 802.11n HT capabilities masks */ +#define IEEE80211_HT_CAP_SUP_WIDTH 0x0002 +#define IEEE80211_HT_CAP_MIMO_PS 0x000C +#define IEEE80211_HT_CAP_GRN_FLD 0x0010 +#define IEEE80211_HT_CAP_SGI_20 0x0020 +#define IEEE80211_HT_CAP_SGI_40 0x0040 +#define IEEE80211_HT_CAP_DELAY_BA 0x0400 +#define IEEE80211_HT_CAP_MAX_AMSDU 0x0800 +#define IEEE80211_HT_CAP_AMPDU_FACTOR 0x03 +#define IEEE80211_HT_CAP_AMPDU_DENSITY 0x1C +/* 802.11n HT IE masks */ +#define IEEE80211_HT_IE_CHA_SEC_OFFSET 0x03 +#define IEEE80211_HT_IE_CHA_WIDTH 0x04 +#define IEEE80211_HT_IE_HT_PROTECTION 0x0003 +#define IEEE80211_HT_IE_NON_GF_STA_PRSNT 0x0004 +#define IEEE80211_HT_IE_NON_HT_STA_PRSNT 0x0010 + +/* MIMO Power Save Modes */ +#define WLAN_HT_CAP_MIMO_PS_STATIC 0 +#define WLAN_HT_CAP_MIMO_PS_DYNAMIC 1 +#define WLAN_HT_CAP_MIMO_PS_INVALID 2 +#define WLAN_HT_CAP_MIMO_PS_DISABLED 3 /* Authentication algorithms */ #define WLAN_AUTH_OPEN 0 @@ -271,6 +358,18 @@ enum ieee80211_statuscode { WLAN_STATUS_UNSUPP_RSN_VERSION = 44, WLAN_STATUS_INVALID_RSN_IE_CAP = 45, WLAN_STATUS_CIPHER_SUITE_REJECTED = 46, + /* 802.11e */ + WLAN_STATUS_UNSPECIFIED_QOS = 32, + WLAN_STATUS_ASSOC_DENIED_NOBANDWIDTH = 33, + WLAN_STATUS_ASSOC_DENIED_LOWACK = 34, + WLAN_STATUS_ASSOC_DENIED_UNSUPP_QOS = 35, + WLAN_STATUS_REQUEST_DECLINED = 37, + WLAN_STATUS_INVALID_QOS_PARAM = 38, + WLAN_STATUS_CHANGE_TSPEC = 39, + WLAN_STATUS_WAIT_TS_DELAY = 47, + WLAN_STATUS_NO_DIRECT_LINK = 48, + WLAN_STATUS_STA_NOT_PRESENT = 49, + WLAN_STATUS_STA_NOT_QSTA = 50, }; @@ -301,6 +400,16 @@ enum ieee80211_reasoncode { WLAN_REASON_INVALID_RSN_IE_CAP = 22, WLAN_REASON_IEEE8021X_FAILED = 23, WLAN_REASON_CIPHER_SUITE_REJECTED = 24, + /* 802.11e */ + WLAN_REASON_DISASSOC_UNSPECIFIED_QOS = 32, + WLAN_REASON_DISASSOC_QAP_NO_BANDWIDTH = 33, + WLAN_REASON_DISASSOC_LOW_ACK = 34, + WLAN_REASON_DISASSOC_QAP_EXCEED_TXOP = 35, + WLAN_REASON_QSTA_LEAVE_QBSS = 36, + WLAN_REASON_QSTA_NOT_USE = 37, + WLAN_REASON_QSTA_REQUIRE_SETUP = 38, + WLAN_REASON_QSTA_TIMEOUT = 39, + WLAN_REASON_QSTA_CIPHER_NOT_SUPP = 45, }; @@ -319,6 +428,15 @@ enum ieee80211_eid { WLAN_EID_HP_PARAMS = 8, WLAN_EID_HP_TABLE = 9, WLAN_EID_REQUEST = 10, + /* 802.11e */ + WLAN_EID_QBSS_LOAD = 11, + WLAN_EID_EDCA_PARAM_SET = 12, + WLAN_EID_TSPEC = 13, + WLAN_EID_TCLAS = 14, + WLAN_EID_SCHEDULE = 15, + WLAN_EID_TS_DELAY = 43, + WLAN_EID_TCLAS_PROCESSING = 44, + WLAN_EID_QOS_CAPA = 46, /* 802.11h */ WLAN_EID_PWR_CONSTRAINT = 32, WLAN_EID_PWR_CAPABILITY = 33, @@ -333,6 +451,9 @@ enum ieee80211_eid { /* 802.11g */ WLAN_EID_ERP_INFO = 42, WLAN_EID_EXT_SUPP_RATES = 50, + /* 802.11n */ + WLAN_EID_HT_CAPABILITY = 45, + WLAN_EID_HT_EXTRA_INFO = 61, /* 802.11i */ WLAN_EID_RSN = 48, WLAN_EID_WPA = 221, @@ -341,6 +462,32 @@ enum ieee80211_eid { WLAN_EID_QOS_PARAMETER = 222 }; +/* Action category code */ +enum ieee80211_category { + WLAN_CATEGORY_SPECTRUM_MGMT = 0, + WLAN_CATEGORY_QOS = 1, + WLAN_CATEGORY_DLS = 2, + WLAN_CATEGORY_BACK = 3, + WLAN_CATEGORY_WMM = 17, +}; + +/* BACK action code */ +enum ieee80211_back_actioncode { + WLAN_ACTION_ADDBA_REQ = 0, + WLAN_ACTION_ADDBA_RESP = 1, + WLAN_ACTION_DELBA = 2, +}; + +/* BACK (block-ack) parties */ +enum ieee80211_back_parties { + WLAN_BACK_RECIPIENT = 0, + WLAN_BACK_INITIATOR = 1, + WLAN_BACK_TIMER = 2, +}; + +/* A-MSDU 802.11n */ +#define IEEE80211_QOS_CONTROL_A_MSDU_PRESENT 0x0080 + /* cipher suite selectors */ #define WLAN_CIPHER_SUITE_USE_GROUP 0x000FAC00 #define WLAN_CIPHER_SUITE_WEP40 0x000FAC01 diff --git a/include/linux/if.h b/include/linux/if.h index 32bf419351f1..5c9d1fa93fef 100644 --- a/include/linux/if.h +++ b/include/linux/if.h @@ -50,7 +50,9 @@ #define IFF_LOWER_UP 0x10000 /* driver signals L1 up */ #define IFF_DORMANT 0x20000 /* driver signals dormant */ -#define IFF_VOLATILE (IFF_LOOPBACK|IFF_POINTOPOINT|IFF_BROADCAST|\ +#define IFF_ECHO 0x40000 /* echo sent packets */ + +#define IFF_VOLATILE (IFF_LOOPBACK|IFF_POINTOPOINT|IFF_BROADCAST|IFF_ECHO|\ IFF_MASTER|IFF_SLAVE|IFF_RUNNING|IFF_LOWER_UP|IFF_DORMANT) /* Private (from user) interface flags (netdevice->priv_flags). */ @@ -61,6 +63,7 @@ #define IFF_MASTER_ALB 0x10 /* bonding master, balance-alb. */ #define IFF_BONDING 0x20 /* bonding master or slave */ #define IFF_SLAVE_NEEDARP 0x40 /* need ARPs for validation */ +#define IFF_ISATAP 0x80 /* ISATAP interface (RFC4214) */ #define IF_GET_IFACE 0x0001 /* for querying only */ #define IF_GET_PROTO 0x0002 diff --git a/include/linux/if_addrlabel.h b/include/linux/if_addrlabel.h new file mode 100644 index 000000000000..9fe79c95dd28 --- /dev/null +++ b/include/linux/if_addrlabel.h @@ -0,0 +1,32 @@ +/* + * if_addrlabel.h - netlink interface for address labels + * + * Copyright (C)2007 USAGI/WIDE Project, All Rights Reserved. + * + * Authors: + * YOSHIFUJI Hideaki @ USAGI/WIDE <yoshfuji@linux-ipv6.org> + */ + +#ifndef __LINUX_IF_ADDRLABEL_H +#define __LINUX_IF_ADDRLABEL_H + +struct ifaddrlblmsg +{ + __u8 ifal_family; /* Address family */ + __u8 __ifal_reserved; /* Reserved */ + __u8 ifal_prefixlen; /* Prefix length */ + __u8 ifal_flags; /* Flags */ + __u32 ifal_index; /* Link index */ + __u32 ifal_seq; /* sequence number */ +}; + +enum +{ + IFAL_ADDRESS = 1, + IFAL_LABEL = 2, + __IFAL_MAX +}; + +#define IFAL_MAX (__IFAL_MAX - 1) + +#endif diff --git a/include/linux/if_arp.h b/include/linux/if_arp.h index ed7b93c3083a..296e8e86e91d 100644 --- a/include/linux/if_arp.h +++ b/include/linux/if_arp.h @@ -52,6 +52,7 @@ #define ARPHRD_ROSE 270 #define ARPHRD_X25 271 /* CCITT X.25 */ #define ARPHRD_HWX25 272 /* Boards with X.25 in firmware */ +#define ARPHRD_CAN 280 /* Controller Area Network */ #define ARPHRD_PPP 512 #define ARPHRD_CISCO 513 /* Cisco HDLC */ #define ARPHRD_HDLC ARPHRD_CISCO diff --git a/include/linux/if_ether.h b/include/linux/if_ether.h index 5f9297793661..e157c1399b61 100644 --- a/include/linux/if_ether.h +++ b/include/linux/if_ether.h @@ -90,6 +90,7 @@ #define ETH_P_WAN_PPP 0x0007 /* Dummy type for WAN PPP frames*/ #define ETH_P_PPP_MP 0x0008 /* Dummy type for PPP MP frames */ #define ETH_P_LOCALTALK 0x0009 /* Localtalk pseudo type */ +#define ETH_P_CAN 0x000C /* Controller Area Network */ #define ETH_P_PPPTALK 0x0010 /* Dummy type for Atalk over PPP*/ #define ETH_P_TR_802_2 0x0011 /* 802.2 frames */ #define ETH_P_MOBITEX 0x0015 /* Mobitex (kaz@cafe.net) */ @@ -123,12 +124,15 @@ int eth_header_parse(const struct sk_buff *skb, unsigned char *haddr); extern struct ctl_table ether_table[]; #endif +extern ssize_t sysfs_format_mac(char *buf, const unsigned char *addr, int len); + /* * Display a 6 byte device address (MAC) in a readable format. */ +extern char *print_mac(char *buf, const unsigned char *addr); #define MAC_FMT "%02x:%02x:%02x:%02x:%02x:%02x" -extern char *print_mac(char *buf, const u8 *addr); -#define DECLARE_MAC_BUF(var) char var[18] __maybe_unused +#define MAC_BUF_SIZE 18 +#define DECLARE_MAC_BUF(var) char var[MAC_BUF_SIZE] __maybe_unused #endif diff --git a/include/linux/if_frad.h b/include/linux/if_frad.h index f272a80caa3e..5c34240de746 100644 --- a/include/linux/if_frad.h +++ b/include/linux/if_frad.h @@ -137,7 +137,7 @@ struct frhdr unsigned char NLPID; unsigned char OUI[3]; - unsigned short PID; + __be16 PID; #define IP_NLPID pad } __attribute__((packed)); diff --git a/include/linux/if_shaper.h b/include/linux/if_shaper.h deleted file mode 100644 index 3b1b7ba19825..000000000000 --- a/include/linux/if_shaper.h +++ /dev/null @@ -1,51 +0,0 @@ -#ifndef __LINUX_SHAPER_H -#define __LINUX_SHAPER_H - -#ifdef __KERNEL__ - -#define SHAPER_QLEN 10 -/* - * This is a bit speed dependent (read it shouldn't be a constant!) - * - * 5 is about right for 28.8 upwards. Below that double for every - * halving of speed or so. - ie about 20 for 9600 baud. - */ -#define SHAPER_LATENCY (5*HZ) -#define SHAPER_MAXSLIP 2 -#define SHAPER_BURST (HZ/50) /* Good for >128K then */ - -struct shaper -{ - struct sk_buff_head sendq; - __u32 bytespertick; - __u32 bitspersec; - __u32 shapelatency; - __u32 shapeclock; - unsigned long recovery; /* Time we can next clock a packet out on - an empty queue */ - spinlock_t lock; - struct net_device *dev; - struct net_device_stats* (*get_stats)(struct net_device *dev); - struct timer_list timer; -}; - -#endif - -#define SHAPER_SET_DEV 0x0001 -#define SHAPER_SET_SPEED 0x0002 -#define SHAPER_GET_DEV 0x0003 -#define SHAPER_GET_SPEED 0x0004 - -struct shaperconf -{ - __u16 ss_cmd; - union - { - char ssu_name[14]; - __u32 ssu_speed; - } ss_u; -#define ss_speed ss_u.ssu_speed -#define ss_name ss_u.ssu_name -}; - -#endif diff --git a/include/linux/if_tr.h b/include/linux/if_tr.h index 046e9d95ba9a..5bcec8b2c5e2 100644 --- a/include/linux/if_tr.h +++ b/include/linux/if_tr.h @@ -49,9 +49,6 @@ static inline struct trh_hdr *tr_hdr(const struct sk_buff *skb) { return (struct trh_hdr *)skb_mac_header(skb); } -#ifdef CONFIG_SYSCTL -extern struct ctl_table tr_table[]; -#endif #endif /* This is an Token-Ring LLC structure */ diff --git a/include/linux/if_tun.h b/include/linux/if_tun.h index 33e489d5bb33..72f1c5f47be3 100644 --- a/include/linux/if_tun.h +++ b/include/linux/if_tun.h @@ -21,6 +21,8 @@ /* Uncomment to enable debugging */ /* #define TUN_DEBUG 1 */ +#include <linux/types.h> + #ifdef __KERNEL__ #ifdef TUN_DEBUG @@ -88,7 +90,7 @@ struct tun_struct { struct tun_pi { unsigned short flags; - unsigned short proto; + __be16 proto; }; #define TUN_PKT_STRIP 0x0001 diff --git a/include/linux/if_tunnel.h b/include/linux/if_tunnel.h index 660b5010c2d9..228eb4eb3129 100644 --- a/include/linux/if_tunnel.h +++ b/include/linux/if_tunnel.h @@ -17,6 +17,9 @@ #define GRE_FLAGS __constant_htons(0x00F8) #define GRE_VERSION __constant_htons(0x0007) +/* i_flags values for SIT mode */ +#define SIT_ISATAP 0x0001 + struct ip_tunnel_parm { char name[IFNAMSIZ]; diff --git a/include/linux/if_vlan.h b/include/linux/if_vlan.h index 976d4b1067d1..79504b22a932 100644 --- a/include/linux/if_vlan.h +++ b/include/linux/if_vlan.h @@ -16,11 +16,6 @@ #ifdef __KERNEL__ /* externally defined structs */ -struct vlan_group; -struct net_device; -struct packet_type; -struct vlan_collection; -struct vlan_dev_info; struct hlist_node; #include <linux/netdevice.h> @@ -39,12 +34,30 @@ struct hlist_node; #define VLAN_ETH_DATA_LEN 1500 /* Max. octets in payload */ #define VLAN_ETH_FRAME_LEN 1518 /* Max. octets in frame sans FCS */ +/* + * struct vlan_hdr - vlan header + * @h_vlan_TCI: priority and VLAN ID + * @h_vlan_encapsulated_proto: packet type ID or len + */ +struct vlan_hdr { + __be16 h_vlan_TCI; + __be16 h_vlan_encapsulated_proto; +}; + +/** + * struct vlan_ethhdr - vlan ethernet header (ethhdr + vlan_hdr) + * @h_dest: destination ethernet address + * @h_source: source ethernet address + * @h_vlan_proto: ethernet protocol (always 0x8100) + * @h_vlan_TCI: priority and VLAN ID + * @h_vlan_encapsulated_proto: packet type ID or len + */ struct vlan_ethhdr { - unsigned char h_dest[ETH_ALEN]; /* destination eth addr */ - unsigned char h_source[ETH_ALEN]; /* source ether addr */ - __be16 h_vlan_proto; /* Should always be 0x8100 */ - __be16 h_vlan_TCI; /* Encapsulates priority and VLAN ID */ - __be16 h_vlan_encapsulated_proto; /* packet type ID field (or len) */ + unsigned char h_dest[ETH_ALEN]; + unsigned char h_source[ETH_ALEN]; + __be16 h_vlan_proto; + __be16 h_vlan_TCI; + __be16 h_vlan_encapsulated_proto; }; #include <linux/skbuff.h> @@ -54,18 +67,11 @@ static inline struct vlan_ethhdr *vlan_eth_hdr(const struct sk_buff *skb) return (struct vlan_ethhdr *)skb_mac_header(skb); } -struct vlan_hdr { - __be16 h_vlan_TCI; /* Encapsulates priority and VLAN ID */ - __be16 h_vlan_encapsulated_proto; /* packet type ID field (or len) */ -}; - #define VLAN_VID_MASK 0xfff /* found in socket.c */ extern void vlan_ioctl_set(int (*hook)(struct net *, void __user *)); -#define VLAN_NAME "vlan" - /* if this changes, algorithm will have to be reworked because this * depends on completely exhausting the VLAN identifier space. Thus * it gives constant time look-up, but in many cases it wastes memory. @@ -76,19 +82,22 @@ extern void vlan_ioctl_set(int (*hook)(struct net *, void __user *)); struct vlan_group { int real_dev_ifindex; /* The ifindex of the ethernet(like) device the vlan is attached to. */ + unsigned int nr_vlans; struct hlist_node hlist; /* linked list */ struct net_device **vlan_devices_arrays[VLAN_GROUP_ARRAY_SPLIT_PARTS]; struct rcu_head rcu; }; -static inline struct net_device *vlan_group_get_device(struct vlan_group *vg, int vlan_id) +static inline struct net_device *vlan_group_get_device(struct vlan_group *vg, + unsigned int vlan_id) { struct net_device **array; array = vg->vlan_devices_arrays[vlan_id / VLAN_GROUP_ARRAY_PART_LEN]; return array[vlan_id % VLAN_GROUP_ARRAY_PART_LEN]; } -static inline void vlan_group_set_device(struct vlan_group *vg, int vlan_id, +static inline void vlan_group_set_device(struct vlan_group *vg, + unsigned int vlan_id, struct net_device *dev) { struct net_device **array; @@ -132,22 +141,18 @@ struct vlan_dev_info { struct proc_dir_entry *dent; /* Holds the proc data */ unsigned long cnt_inc_headroom_on_tx; /* How many times did we have to grow the skb on TX. */ unsigned long cnt_encap_on_xmit; /* How many times did we have to encapsulate the skb on TX. */ - struct net_device_stats dev_stats; /* Device stats (rx-bytes, tx-pkts, etc...) */ }; -#define VLAN_DEV_INFO(x) ((struct vlan_dev_info *)(x->priv)) - -/* inline functions */ - -static inline struct net_device_stats *vlan_dev_get_stats(struct net_device *dev) +static inline struct vlan_dev_info *vlan_dev_info(const struct net_device *dev) { - return &(VLAN_DEV_INFO(dev)->dev_stats); + return netdev_priv(dev); } +/* inline functions */ static inline __u32 vlan_get_ingress_priority(struct net_device *dev, unsigned short vlan_tag) { - struct vlan_dev_info *vip = VLAN_DEV_INFO(dev); + struct vlan_dev_info *vip = vlan_dev_info(dev); return vip->ingress_priority_map[(vlan_tag >> 13) & 0x7]; } @@ -188,7 +193,7 @@ static inline int __vlan_hwaccel_rx(struct sk_buff *skb, skb->dev->last_rx = jiffies; - stats = vlan_dev_get_stats(skb->dev); + stats = &skb->dev->stats; stats->rx_packets++; stats->rx_bytes += skb->len; @@ -266,12 +271,12 @@ static inline struct sk_buff *__vlan_put_tag(struct sk_buff *skb, unsigned short memmove(skb->data, skb->data + VLAN_HLEN, 2 * VLAN_ETH_ALEN); /* first, the ethernet type */ - veth->h_vlan_proto = __constant_htons(ETH_P_8021Q); + veth->h_vlan_proto = htons(ETH_P_8021Q); /* now, the tag */ veth->h_vlan_TCI = htons(tag); - skb->protocol = __constant_htons(ETH_P_8021Q); + skb->protocol = htons(ETH_P_8021Q); skb->mac_header -= VLAN_HLEN; skb->network_header -= VLAN_HLEN; @@ -322,11 +327,11 @@ static inline struct sk_buff *vlan_put_tag(struct sk_buff *skb, unsigned short t * * Returns error if the skb is not of VLAN type */ -static inline int __vlan_get_tag(struct sk_buff *skb, unsigned short *tag) +static inline int __vlan_get_tag(const struct sk_buff *skb, unsigned short *tag) { struct vlan_ethhdr *veth = (struct vlan_ethhdr *)skb->data; - if (veth->h_vlan_proto != __constant_htons(ETH_P_8021Q)) { + if (veth->h_vlan_proto != htons(ETH_P_8021Q)) { return -EINVAL; } @@ -342,7 +347,8 @@ static inline int __vlan_get_tag(struct sk_buff *skb, unsigned short *tag) * * Returns error if @skb->cb[] is not set correctly */ -static inline int __vlan_hwaccel_get_tag(struct sk_buff *skb, unsigned short *tag) +static inline int __vlan_hwaccel_get_tag(const struct sk_buff *skb, + unsigned short *tag) { struct vlan_skb_tx_cookie *cookie; @@ -365,7 +371,7 @@ static inline int __vlan_hwaccel_get_tag(struct sk_buff *skb, unsigned short *ta * * Returns error if the skb is not VLAN tagged */ -static inline int vlan_get_tag(struct sk_buff *skb, unsigned short *tag) +static inline int vlan_get_tag(const struct sk_buff *skb, unsigned short *tag) { if (skb->dev->features & NETIF_F_HW_VLAN_TX) { return __vlan_hwaccel_get_tag(skb, tag); diff --git a/include/linux/in.h b/include/linux/in.h index 3975cbf52f20..70c6df882694 100644 --- a/include/linux/in.h +++ b/include/linux/in.h @@ -246,13 +246,69 @@ struct sockaddr_in { #include <asm/byteorder.h> #ifdef __KERNEL__ -/* Some random defines to make it easier in the kernel.. */ -#define LOOPBACK(x) (((x) & htonl(0xff000000)) == htonl(0x7f000000)) -#define MULTICAST(x) (((x) & htonl(0xf0000000)) == htonl(0xe0000000)) -#define BADCLASS(x) (((x) & htonl(0xf0000000)) == htonl(0xf0000000)) -#define ZERONET(x) (((x) & htonl(0xff000000)) == htonl(0x00000000)) -#define LOCAL_MCAST(x) (((x) & htonl(0xFFFFFF00)) == htonl(0xE0000000)) +static inline bool ipv4_is_loopback(__be32 addr) +{ + return (addr & htonl(0xff000000)) == htonl(0x7f000000); +} + +static inline bool ipv4_is_multicast(__be32 addr) +{ + return (addr & htonl(0xf0000000)) == htonl(0xe0000000); +} + +static inline bool ipv4_is_local_multicast(__be32 addr) +{ + return (addr & htonl(0xffffff00)) == htonl(0xe0000000); +} + +static inline bool ipv4_is_lbcast(__be32 addr) +{ + /* limited broadcast */ + return addr == INADDR_BROADCAST; +} + +static inline bool ipv4_is_zeronet(__be32 addr) +{ + return (addr & htonl(0xff000000)) == htonl(0x00000000); +} + +/* Special-Use IPv4 Addresses (RFC3330) */ + +static inline bool ipv4_is_private_10(__be32 addr) +{ + return (addr & htonl(0xff000000)) == htonl(0x0a000000); +} + +static inline bool ipv4_is_private_172(__be32 addr) +{ + return (addr & htonl(0xfff00000)) == htonl(0xac100000); +} + +static inline bool ipv4_is_private_192(__be32 addr) +{ + return (addr & htonl(0xffff0000)) == htonl(0xc0a80000); +} + +static inline bool ipv4_is_linklocal_169(__be32 addr) +{ + return (addr & htonl(0xffff0000)) == htonl(0xa9fe0000); +} + +static inline bool ipv4_is_anycast_6to4(__be32 addr) +{ + return (addr & htonl(0xffffff00)) == htonl(0xc0586300); +} + +static inline bool ipv4_is_test_192(__be32 addr) +{ + return (addr & htonl(0xffffff00)) == htonl(0xc0000200); +} + +static inline bool ipv4_is_test_198(__be32 addr) +{ + return (addr & htonl(0xfffe0000)) == htonl(0xc6120000); +} #endif #endif /* _LINUX_IN_H */ diff --git a/include/linux/inetdevice.h b/include/linux/inetdevice.h index d83fee2dc643..fc4e3db649e8 100644 --- a/include/linux/inetdevice.h +++ b/include/linux/inetdevice.h @@ -17,8 +17,6 @@ struct ipv4_devconf DECLARE_BITMAP(state, __NET_IPV4_CONF_MAX - 1); }; -extern struct ipv4_devconf ipv4_devconf; - struct in_device { struct net_device *dev; @@ -44,7 +42,8 @@ struct in_device }; #define IPV4_DEVCONF(cnf, attr) ((cnf).data[NET_IPV4_CONF_ ## attr - 1]) -#define IPV4_DEVCONF_ALL(attr) IPV4_DEVCONF(ipv4_devconf, attr) +#define IPV4_DEVCONF_ALL(net, attr) \ + IPV4_DEVCONF((*(net)->ipv4.devconf_all), attr) static inline int ipv4_devconf_get(struct in_device *in_dev, int index) { @@ -71,16 +70,17 @@ static inline void ipv4_devconf_setall(struct in_device *in_dev) ipv4_devconf_set((in_dev), NET_IPV4_CONF_ ## attr, (val)) #define IN_DEV_ANDCONF(in_dev, attr) \ - (IPV4_DEVCONF_ALL(attr) && IN_DEV_CONF_GET((in_dev), attr)) + (IPV4_DEVCONF_ALL(in_dev->dev->nd_net, attr) && \ + IN_DEV_CONF_GET((in_dev), attr)) #define IN_DEV_ORCONF(in_dev, attr) \ - (IPV4_DEVCONF_ALL(attr) || IN_DEV_CONF_GET((in_dev), attr)) + (IPV4_DEVCONF_ALL(in_dev->dev->nd_net, attr) || \ + IN_DEV_CONF_GET((in_dev), attr)) #define IN_DEV_MAXCONF(in_dev, attr) \ - (max(IPV4_DEVCONF_ALL(attr), IN_DEV_CONF_GET((in_dev), attr))) + (max(IPV4_DEVCONF_ALL(in_dev->dev->nd_net, attr), \ + IN_DEV_CONF_GET((in_dev), attr))) #define IN_DEV_FORWARD(in_dev) IN_DEV_CONF_GET((in_dev), FORWARDING) -#define IN_DEV_MFORWARD(in_dev) (IPV4_DEVCONF_ALL(MC_FORWARDING) && \ - IPV4_DEVCONF((in_dev)->cnf, \ - MC_FORWARDING)) +#define IN_DEV_MFORWARD(in_dev) IN_DEV_ANDCONF((in_dev), MC_FORWARDING) #define IN_DEV_RPFILTER(in_dev) IN_DEV_ANDCONF((in_dev), RP_FILTER) #define IN_DEV_SOURCE_ROUTE(in_dev) IN_DEV_ANDCONF((in_dev), \ ACCEPT_SOURCE_ROUTE) @@ -127,15 +127,14 @@ struct in_ifaddr extern int register_inetaddr_notifier(struct notifier_block *nb); extern int unregister_inetaddr_notifier(struct notifier_block *nb); -extern struct net_device *ip_dev_find(__be32 addr); +extern struct net_device *ip_dev_find(struct net *net, __be32 addr); extern int inet_addr_onlink(struct in_device *in_dev, __be32 a, __be32 b); extern int devinet_ioctl(unsigned int cmd, void __user *); extern void devinet_init(void); -extern struct in_device *inetdev_by_index(int); +extern struct in_device *inetdev_by_index(struct net *, int); extern __be32 inet_select_addr(const struct net_device *dev, __be32 dst, int scope); -extern __be32 inet_confirm_addr(const struct net_device *dev, __be32 dst, __be32 local, int scope); +extern __be32 inet_confirm_addr(struct in_device *in_dev, __be32 dst, __be32 local, int scope); extern struct in_ifaddr *inet_ifa_byprefix(struct in_device *in_dev, __be32 prefix, __be32 mask); -extern void inet_forward_change(void); static __inline__ int inet_ifa_match(__be32 addr, struct in_ifaddr *ifa) { diff --git a/include/linux/init.h b/include/linux/init.h index 5141381a7527..a404a0055dd7 100644 --- a/include/linux/init.h +++ b/include/linux/init.h @@ -40,10 +40,10 @@ /* These are for everybody (although not all archs will actually discard it in modules) */ -#define __init __attribute__ ((__section__ (".init.text"))) __cold -#define __initdata __attribute__ ((__section__ (".init.data"))) -#define __exitdata __attribute__ ((__section__(".exit.data"))) -#define __exit_call __attribute_used__ __attribute__ ((__section__ (".exitcall.exit"))) +#define __init __section(.init.text) __cold +#define __initdata __section(.init.data) +#define __exitdata __section(.exit.data) +#define __exit_call __used __section(.exitcall.exit) /* modpost check for section mismatches during the kernel build. * A section mismatch happens when there are references from a @@ -52,25 +52,79 @@ * when early init has completed so all such references are potential bugs. * For exit sections the same issue exists. * The following markers are used for the cases where the reference to - * the init/exit section (code or data) is valid and will teach modpost - * not to issue a warning. + * the *init / *exit section (code or data) is valid and will teach + * modpost not to issue a warning. * The markers follow same syntax rules as __init / __initdata. */ -#define __init_refok noinline __attribute__ ((__section__ (".text.init.refok"))) -#define __initdata_refok __attribute__ ((__section__ (".data.init.refok"))) -#define __exit_refok noinline __attribute__ ((__section__ (".exit.text.refok"))) +#define __ref __section(.ref.text) noinline +#define __refdata __section(.ref.data) +#define __refconst __section(.ref.rodata) + +/* backward compatibility note + * A few places hardcode the old section names: + * .text.init.refok + * .data.init.refok + * .exit.text.refok + * They should be converted to use the defines from this file + */ + +/* compatibility defines */ +#define __init_refok __ref +#define __initdata_refok __refdata +#define __exit_refok __ref + #ifdef MODULE -#define __exit __attribute__ ((__section__(".exit.text"))) __cold +#define __exitused #else -#define __exit __attribute_used__ __attribute__ ((__section__(".exit.text"))) __cold +#define __exitused __used #endif +#define __exit __section(.exit.text) __exitused __cold + +/* Used for HOTPLUG */ +#define __devinit __section(.devinit.text) __cold +#define __devinitdata __section(.devinit.data) +#define __devinitconst __section(.devinit.rodata) +#define __devexit __section(.devexit.text) __exitused __cold +#define __devexitdata __section(.devexit.data) +#define __devexitconst __section(.devexit.rodata) + +/* Used for HOTPLUG_CPU */ +#define __cpuinit __section(.cpuinit.text) __cold +#define __cpuinitdata __section(.cpuinit.data) +#define __cpuinitconst __section(.cpuinit.rodata) +#define __cpuexit __section(.cpuexit.text) __exitused __cold +#define __cpuexitdata __section(.cpuexit.data) +#define __cpuexitconst __section(.cpuexit.rodata) + +/* Used for MEMORY_HOTPLUG */ +#define __meminit __section(.meminit.text) __cold +#define __meminitdata __section(.meminit.data) +#define __meminitconst __section(.meminit.rodata) +#define __memexit __section(.memexit.text) __exitused __cold +#define __memexitdata __section(.memexit.data) +#define __memexitconst __section(.memexit.rodata) + /* For assembly routines */ #define __INIT .section ".init.text","ax" -#define __INIT_REFOK .section ".text.init.refok","ax" #define __FINIT .previous + #define __INITDATA .section ".init.data","aw" -#define __INITDATA_REFOK .section ".data.init.refok","aw" +#define __FINITDATA .previous + +#define __DEVINIT .section ".devinit.text", "ax" +#define __DEVINITDATA .section ".devinit.data", "aw" + +#define __CPUINIT .section ".cpuinit.text", "ax" +#define __CPUINITDATA .section ".cpuinit.data", "aw" + +#define __MEMINIT .section ".meminit.text", "ax" +#define __MEMINITDATA .section ".meminit.data", "aw" + +/* silence warnings when references are OK */ +#define __REF .section ".ref.text", "ax" +#define __REFDATA .section ".ref.data", "aw" +#define __REFCONST .section ".ref.rodata", "aw" #ifndef __ASSEMBLY__ /* @@ -108,7 +162,7 @@ void prepare_namespace(void); */ #define __define_initcall(level,fn,id) \ - static initcall_t __initcall_##fn##id __attribute_used__ \ + static initcall_t __initcall_##fn##id __used \ __attribute__((__section__(".initcall" level ".init"))) = fn /* @@ -142,11 +196,11 @@ void prepare_namespace(void); #define console_initcall(fn) \ static initcall_t __initcall_##fn \ - __attribute_used__ __attribute__((__section__(".con_initcall.init")))=fn + __used __section(.con_initcall.init) = fn #define security_initcall(fn) \ static initcall_t __initcall_##fn \ - __attribute_used__ __attribute__((__section__(".security_initcall.init"))) = fn + __used __section(.security_initcall.init) = fn struct obs_kernel_param { const char *str; @@ -163,8 +217,7 @@ struct obs_kernel_param { #define __setup_param(str, unique_id, fn, early) \ static char __setup_str_##unique_id[] __initdata __aligned(1) = str; \ static struct obs_kernel_param __setup_##unique_id \ - __attribute_used__ \ - __attribute__((__section__(".init.setup"))) \ + __used __section(.init.setup) \ __attribute__((aligned((sizeof(long))))) \ = { __setup_str_##unique_id, fn, early } @@ -242,7 +295,7 @@ void __init parse_early_param(void); #endif /* Data marked not to be saved by software suspend */ -#define __nosavedata __attribute__ ((__section__ (".data.nosave"))) +#define __nosavedata __section(.data.nosave) /* This means "can be init if no module support, otherwise module load may call it." */ @@ -254,43 +307,6 @@ void __init parse_early_param(void); #define __initdata_or_module __initdata #endif /*CONFIG_MODULES*/ -#ifdef CONFIG_HOTPLUG -#define __devinit -#define __devinitdata -#define __devexit -#define __devexitdata -#else -#define __devinit __init -#define __devinitdata __initdata -#define __devexit __exit -#define __devexitdata __exitdata -#endif - -#ifdef CONFIG_HOTPLUG_CPU -#define __cpuinit -#define __cpuinitdata -#define __cpuexit -#define __cpuexitdata -#else -#define __cpuinit __init -#define __cpuinitdata __initdata -#define __cpuexit __exit -#define __cpuexitdata __exitdata -#endif - -#if defined(CONFIG_MEMORY_HOTPLUG) || defined(CONFIG_ACPI_HOTPLUG_MEMORY) \ - || defined(CONFIG_ACPI_HOTPLUG_MEMORY_MODULE) -#define __meminit -#define __meminitdata -#define __memexit -#define __memexitdata -#else -#define __meminit __init -#define __meminitdata __initdata -#define __memexit __exit -#define __memexitdata __exitdata -#endif - /* Functions marked as __devexit may be discarded at kernel link time, depending on config options. Newer versions of binutils detect references from retained sections to discarded sections and flag an error. Pointers to diff --git a/include/linux/init_ohci1394_dma.h b/include/linux/init_ohci1394_dma.h new file mode 100644 index 000000000000..3c03a4bba5e4 --- /dev/null +++ b/include/linux/init_ohci1394_dma.h @@ -0,0 +1,4 @@ +#ifdef CONFIG_PROVIDE_OHCI1394_DMA_INIT +extern int __initdata init_ohci1394_dma_early; +extern void __init init_ohci1394_dma_on_all_controllers(void); +#endif diff --git a/include/linux/init_task.h b/include/linux/init_task.h index cae35b6b9aec..1f74e1d7415f 100644 --- a/include/linux/init_task.h +++ b/include/linux/init_task.h @@ -114,6 +114,25 @@ extern struct group_info init_groups; .pid = &init_struct_pid, \ } +#ifdef CONFIG_AUDITSYSCALL +#define INIT_IDS \ + .loginuid = -1, \ + .sessionid = -1, +#else +#define INIT_IDS +#endif + +#ifdef CONFIG_SECURITY_FILE_CAPABILITIES +/* + * Because of the reduced scope of CAP_SETPCAP when filesystem + * capabilities are in effect, it is safe to allow CAP_SETPCAP to + * be available in the default configuration. + */ +# define CAP_INIT_BSET CAP_FULL_SET +#else +# define CAP_INIT_BSET CAP_INIT_EFF_SET +#endif + /* * INIT_TASK is used to set up the first task table, touch at * your own risk!. Base=0, limit=0x1fffff (=2MB) @@ -132,9 +151,11 @@ extern struct group_info init_groups; .cpus_allowed = CPU_MASK_ALL, \ .mm = NULL, \ .active_mm = &init_mm, \ - .run_list = LIST_HEAD_INIT(tsk.run_list), \ - .ioprio = 0, \ - .time_slice = HZ, \ + .rt = { \ + .run_list = LIST_HEAD_INIT(tsk.rt.run_list), \ + .time_slice = HZ, \ + .nr_cpus_allowed = NR_CPUS, \ + }, \ .tasks = LIST_HEAD_INIT(tsk.tasks), \ .ptrace_children= LIST_HEAD_INIT(tsk.ptrace_children), \ .ptrace_list = LIST_HEAD_INIT(tsk.ptrace_list), \ @@ -147,6 +168,7 @@ extern struct group_info init_groups; .cap_effective = CAP_INIT_EFF_SET, \ .cap_inheritable = CAP_INIT_INH_SET, \ .cap_permitted = CAP_FULL_SET, \ + .cap_bset = CAP_INIT_BSET, \ .keep_capabilities = 0, \ .user = INIT_USER, \ .comm = "swapper", \ @@ -171,6 +193,7 @@ extern struct group_info init_groups; [PIDTYPE_SID] = INIT_PID_LINK(PIDTYPE_SID), \ }, \ .dirties = INIT_PROP_LOCAL_SINGLE(dirties), \ + INIT_IDS \ INIT_TRACE_IRQFLAGS \ INIT_LOCKDEP \ } diff --git a/include/linux/input.h b/include/linux/input.h index 2075d6da2a31..056a17a4f34f 100644 --- a/include/linux/input.h +++ b/include/linux/input.h @@ -371,6 +371,8 @@ struct input_absinfo { #define KEY_BRIGHTNESS_ZERO 244 /* brightness off, use ambient */ #define KEY_DISPLAY_OFF 245 /* display device to off state */ +#define KEY_WIMAX 246 + #define BTN_MISC 0x100 #define BTN_0 0x100 #define BTN_1 0x101 diff --git a/include/linux/interrupt.h b/include/linux/interrupt.h index 2306920fa388..dea7598aeff4 100644 --- a/include/linux/interrupt.h +++ b/include/linux/interrupt.h @@ -256,6 +256,7 @@ enum #ifdef CONFIG_HIGH_RES_TIMERS HRTIMER_SOFTIRQ, #endif + RCU_SOFTIRQ, /* Preferable RCU should always be the last softirq */ }; /* softirq mask and active fields moved to irq_cpustat_t in @@ -443,4 +444,6 @@ static inline void init_irq_proc(void) } #endif +int show_interrupts(struct seq_file *p, void *v); + #endif diff --git a/include/linux/iocontext.h b/include/linux/iocontext.h new file mode 100644 index 000000000000..593b222d9dcc --- /dev/null +++ b/include/linux/iocontext.h @@ -0,0 +1,95 @@ +#ifndef IOCONTEXT_H +#define IOCONTEXT_H + +#include <linux/radix-tree.h> + +/* + * This is the per-process anticipatory I/O scheduler state. + */ +struct as_io_context { + spinlock_t lock; + + void (*dtor)(struct as_io_context *aic); /* destructor */ + void (*exit)(struct as_io_context *aic); /* called on task exit */ + + unsigned long state; + atomic_t nr_queued; /* queued reads & sync writes */ + atomic_t nr_dispatched; /* number of requests gone to the drivers */ + + /* IO History tracking */ + /* Thinktime */ + unsigned long last_end_request; + unsigned long ttime_total; + unsigned long ttime_samples; + unsigned long ttime_mean; + /* Layout pattern */ + unsigned int seek_samples; + sector_t last_request_pos; + u64 seek_total; + sector_t seek_mean; +}; + +struct cfq_queue; +struct cfq_io_context { + void *key; + unsigned long dead_key; + + struct cfq_queue *cfqq[2]; + + struct io_context *ioc; + + unsigned long last_end_request; + sector_t last_request_pos; + + unsigned long ttime_total; + unsigned long ttime_samples; + unsigned long ttime_mean; + + unsigned int seek_samples; + u64 seek_total; + sector_t seek_mean; + + struct list_head queue_list; + + void (*dtor)(struct io_context *); /* destructor */ + void (*exit)(struct io_context *); /* called on task exit */ +}; + +/* + * I/O subsystem state of the associated processes. It is refcounted + * and kmalloc'ed. These could be shared between processes. + */ +struct io_context { + atomic_t refcount; + atomic_t nr_tasks; + + /* all the fields below are protected by this lock */ + spinlock_t lock; + + unsigned short ioprio; + unsigned short ioprio_changed; + + /* + * For request batching + */ + unsigned long last_waited; /* Time last woken after wait for request */ + int nr_batch_requests; /* Number of requests left in the batch */ + + struct as_io_context *aic; + struct radix_tree_root radix_root; + void *ioc_data; +}; + +static inline struct io_context *ioc_task_link(struct io_context *ioc) +{ + /* + * if ref count is zero, don't allow sharing (ioc is going away, it's + * a race). + */ + if (ioc && atomic_inc_not_zero(&ioc->refcount)) + return ioc; + + return NULL; +} + +#endif diff --git a/include/linux/iommu-helper.h b/include/linux/iommu-helper.h new file mode 100644 index 000000000000..4dd4c04ff2f4 --- /dev/null +++ b/include/linux/iommu-helper.h @@ -0,0 +1,7 @@ +extern unsigned long iommu_area_alloc(unsigned long *map, unsigned long size, + unsigned long start, unsigned int nr, + unsigned long shift, + unsigned long boundary_size, + unsigned long align_mask); +extern void iommu_area_free(unsigned long *map, unsigned long start, + unsigned int nr); diff --git a/include/linux/ioport.h b/include/linux/ioport.h index 6187a8567bc7..605d237364d2 100644 --- a/include/linux/ioport.h +++ b/include/linux/ioport.h @@ -8,6 +8,7 @@ #ifndef _LINUX_IOPORT_H #define _LINUX_IOPORT_H +#ifndef __ASSEMBLY__ #include <linux/compiler.h> #include <linux/types.h> /* @@ -153,4 +154,5 @@ extern struct resource * __devm_request_region(struct device *dev, extern void __devm_release_region(struct device *dev, struct resource *parent, resource_size_t start, resource_size_t n); +#endif /* __ASSEMBLY__ */ #endif /* _LINUX_IOPORT_H */ diff --git a/include/linux/ioprio.h b/include/linux/ioprio.h index baf29387cab4..2a3bb1bb7433 100644 --- a/include/linux/ioprio.h +++ b/include/linux/ioprio.h @@ -2,6 +2,7 @@ #define IOPRIO_H #include <linux/sched.h> +#include <linux/iocontext.h> /* * Gives us 8 prio classes with 13-bits of data for each class @@ -45,18 +46,18 @@ enum { * the cpu scheduler nice value to an io priority */ #define IOPRIO_NORM (4) -static inline int task_ioprio(struct task_struct *task) +static inline int task_ioprio(struct io_context *ioc) { - if (ioprio_valid(task->ioprio)) - return IOPRIO_PRIO_DATA(task->ioprio); + if (ioprio_valid(ioc->ioprio)) + return IOPRIO_PRIO_DATA(ioc->ioprio); return IOPRIO_NORM; } -static inline int task_ioprio_class(struct task_struct *task) +static inline int task_ioprio_class(struct io_context *ioc) { - if (ioprio_valid(task->ioprio)) - return IOPRIO_PRIO_CLASS(task->ioprio); + if (ioprio_valid(ioc->ioprio)) + return IOPRIO_PRIO_CLASS(ioc->ioprio); return IOPRIO_CLASS_BE; } diff --git a/include/linux/ipv6.h b/include/linux/ipv6.h index 5d35a4cc3bff..4aaefc349a4b 100644 --- a/include/linux/ipv6.h +++ b/include/linux/ipv6.h @@ -457,14 +457,22 @@ static inline struct raw6_sock *raw6_sk(const struct sock *sk) #define inet_v6_ipv6only(__sk) 0 #endif /* defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE) */ -#define INET6_MATCH(__sk, __hash, __saddr, __daddr, __ports, __dif)\ - (((__sk)->sk_hash == (__hash)) && \ +#define INET6_MATCH(__sk, __net, __hash, __saddr, __daddr, __ports, __dif)\ + (((__sk)->sk_hash == (__hash)) && ((__sk)->sk_net == (__net)) && \ ((*((__portpair *)&(inet_sk(__sk)->dport))) == (__ports)) && \ ((__sk)->sk_family == AF_INET6) && \ ipv6_addr_equal(&inet6_sk(__sk)->daddr, (__saddr)) && \ ipv6_addr_equal(&inet6_sk(__sk)->rcv_saddr, (__daddr)) && \ (!((__sk)->sk_bound_dev_if) || ((__sk)->sk_bound_dev_if == (__dif)))) +#define INET6_TW_MATCH(__sk, __net, __hash, __saddr, __daddr, __ports, __dif) \ + (((__sk)->sk_hash == (__hash)) && ((__sk)->sk_net == (__net)) && \ + (*((__portpair *)&(inet_twsk(__sk)->tw_dport)) == (__ports)) && \ + ((__sk)->sk_family == PF_INET6) && \ + (ipv6_addr_equal(&inet6_twsk(__sk)->tw_v6_daddr, (__saddr))) && \ + (ipv6_addr_equal(&inet6_twsk(__sk)->tw_v6_rcv_saddr, (__daddr))) && \ + (!((__sk)->sk_bound_dev_if) || ((__sk)->sk_bound_dev_if == (__dif)))) + #endif /* __KERNEL__ */ #endif /* _IPV6_H */ diff --git a/include/linux/isdn.h b/include/linux/isdn.h index d0ecc8eebfbf..9cb2855bb170 100644 --- a/include/linux/isdn.h +++ b/include/linux/isdn.h @@ -507,7 +507,6 @@ typedef struct modem_info { struct ktermios normal_termios; /* For saving termios structs */ struct ktermios callout_termios; wait_queue_head_t open_wait, close_wait; - struct semaphore write_sem; spinlock_t readlock; } modem_info; diff --git a/include/linux/jbd.h b/include/linux/jbd.h index d9ecd13393b0..b18fd3b9b835 100644 --- a/include/linux/jbd.h +++ b/include/linux/jbd.h @@ -33,7 +33,6 @@ #include <linux/lockdep.h> #include <asm/semaphore.h> -#endif #define journal_oom_retry 1 @@ -84,7 +83,6 @@ static inline void jbd_free(void *ptr, size_t size) #define JFS_MIN_JOURNAL_BLOCKS 1024 -#ifdef __KERNEL__ /** * typedef handle_t - The handle_t type represents a single atomic update being performed by some process. @@ -924,7 +922,6 @@ extern int journal_recover (journal_t *journal); extern int journal_wipe (journal_t *, int); extern int journal_skip_recovery (journal_t *); extern void journal_update_superblock (journal_t *, int); -extern void __journal_abort_hard (journal_t *); extern void journal_abort (journal_t *, int); extern int journal_errno (journal_t *); extern void journal_ack_err (journal_t *); diff --git a/include/linux/jbd2.h b/include/linux/jbd2.h index 06ef11457051..2cbf6fdb1799 100644 --- a/include/linux/jbd2.h +++ b/include/linux/jbd2.h @@ -149,6 +149,28 @@ typedef struct journal_header_s __be32 h_sequence; } journal_header_t; +/* + * Checksum types. + */ +#define JBD2_CRC32_CHKSUM 1 +#define JBD2_MD5_CHKSUM 2 +#define JBD2_SHA1_CHKSUM 3 + +#define JBD2_CRC32_CHKSUM_SIZE 4 + +#define JBD2_CHECKSUM_BYTES (32 / sizeof(u32)) +/* + * Commit block header for storing transactional checksums: + */ +struct commit_header { + __be32 h_magic; + __be32 h_blocktype; + __be32 h_sequence; + unsigned char h_chksum_type; + unsigned char h_chksum_size; + unsigned char h_padding[2]; + __be32 h_chksum[JBD2_CHECKSUM_BYTES]; +}; /* * The block tag: used to describe a single buffer in the journal. @@ -242,31 +264,25 @@ typedef struct journal_superblock_s ((j)->j_format_version >= 2 && \ ((j)->j_superblock->s_feature_incompat & cpu_to_be32((mask)))) -#define JBD2_FEATURE_INCOMPAT_REVOKE 0x00000001 -#define JBD2_FEATURE_INCOMPAT_64BIT 0x00000002 +#define JBD2_FEATURE_COMPAT_CHECKSUM 0x00000001 + +#define JBD2_FEATURE_INCOMPAT_REVOKE 0x00000001 +#define JBD2_FEATURE_INCOMPAT_64BIT 0x00000002 +#define JBD2_FEATURE_INCOMPAT_ASYNC_COMMIT 0x00000004 /* Features known to this kernel version: */ -#define JBD2_KNOWN_COMPAT_FEATURES 0 +#define JBD2_KNOWN_COMPAT_FEATURES JBD2_FEATURE_COMPAT_CHECKSUM #define JBD2_KNOWN_ROCOMPAT_FEATURES 0 #define JBD2_KNOWN_INCOMPAT_FEATURES (JBD2_FEATURE_INCOMPAT_REVOKE | \ - JBD2_FEATURE_INCOMPAT_64BIT) + JBD2_FEATURE_INCOMPAT_64BIT | \ + JBD2_FEATURE_INCOMPAT_ASYNC_COMMIT) #ifdef __KERNEL__ #include <linux/fs.h> #include <linux/sched.h> -#define JBD2_ASSERTIONS -#ifdef JBD2_ASSERTIONS -#define J_ASSERT(assert) \ -do { \ - if (!(assert)) { \ - printk (KERN_EMERG \ - "Assertion failure in %s() at %s:%d: \"%s\"\n", \ - __FUNCTION__, __FILE__, __LINE__, # assert); \ - BUG(); \ - } \ -} while (0) +#define J_ASSERT(assert) BUG_ON(!(assert)) #if defined(CONFIG_BUFFER_DEBUG) void buffer_assertion_failure(struct buffer_head *bh); @@ -282,10 +298,6 @@ void buffer_assertion_failure(struct buffer_head *bh); #define J_ASSERT_JH(jh, expr) J_ASSERT(expr) #endif -#else -#define J_ASSERT(assert) do { } while (0) -#endif /* JBD2_ASSERTIONS */ - #if defined(JBD2_PARANOID_IOFAIL) #define J_EXPECT(expr, why...) J_ASSERT(expr) #define J_EXPECT_BH(bh, expr, why...) J_ASSERT_BH(bh, expr) @@ -406,9 +418,23 @@ struct handle_s unsigned int h_sync: 1; /* sync-on-close */ unsigned int h_jdata: 1; /* force data journaling */ unsigned int h_aborted: 1; /* fatal error on handle */ + +#ifdef CONFIG_DEBUG_LOCK_ALLOC + struct lockdep_map h_lockdep_map; +#endif }; +/* + * Some stats for checkpoint phase + */ +struct transaction_chp_stats_s { + unsigned long cs_chp_time; + unsigned long cs_forced_to_close; + unsigned long cs_written; + unsigned long cs_dropped; +}; + /* The transaction_t type is the guts of the journaling mechanism. It * tracks a compound transaction through its various states: * @@ -456,6 +482,8 @@ struct transaction_s /* * Transaction's current state * [no locking - only kjournald2 alters this] + * [j_list_lock] guards transition of a transaction into T_FINISHED + * state and subsequent call of __jbd2_journal_drop_transaction() * FIXME: needs barriers * KLUDGE: [use j_state_lock] */ @@ -544,6 +572,21 @@ struct transaction_s spinlock_t t_handle_lock; /* + * Longest time some handle had to wait for running transaction + */ + unsigned long t_max_wait; + + /* + * When transaction started + */ + unsigned long t_start; + + /* + * Checkpointing stats [j_checkpoint_sem] + */ + struct transaction_chp_stats_s t_chp_stats; + + /* * Number of outstanding updates running on this transaction * [t_handle_lock] */ @@ -574,6 +617,39 @@ struct transaction_s }; +struct transaction_run_stats_s { + unsigned long rs_wait; + unsigned long rs_running; + unsigned long rs_locked; + unsigned long rs_flushing; + unsigned long rs_logging; + + unsigned long rs_handle_count; + unsigned long rs_blocks; + unsigned long rs_blocks_logged; +}; + +struct transaction_stats_s { + int ts_type; + unsigned long ts_tid; + union { + struct transaction_run_stats_s run; + struct transaction_chp_stats_s chp; + } u; +}; + +#define JBD2_STATS_RUN 1 +#define JBD2_STATS_CHECKPOINT 2 + +static inline unsigned long +jbd2_time_diff(unsigned long start, unsigned long end) +{ + if (end >= start) + return end - start; + + return end + (MAX_JIFFY_OFFSET - start); +} + /** * struct journal_s - The journal_s type is the concrete type associated with * journal_t. @@ -635,6 +711,12 @@ struct transaction_s * @j_wbufsize: maximum number of buffer_heads allowed in j_wbuf, the * number that will fit in j_blocksize * @j_last_sync_writer: most recent pid which did a synchronous write + * @j_history: Buffer storing the transactions statistics history + * @j_history_max: Maximum number of transactions in the statistics history + * @j_history_cur: Current number of transactions in the statistics history + * @j_history_lock: Protect the transactions statistics history + * @j_proc_entry: procfs entry for the jbd statistics directory + * @j_stats: Overall statistics * @j_private: An opaque pointer to fs-private information. */ @@ -827,6 +909,19 @@ struct journal_s pid_t j_last_sync_writer; /* + * Journal statistics + */ + struct transaction_stats_s *j_history; + int j_history_max; + int j_history_cur; + /* + * Protect the transactions statistics history + */ + spinlock_t j_history_lock; + struct proc_dir_entry *j_proc_entry; + struct transaction_stats_s j_stats; + + /* * An opaque pointer to fs-private information. ext3 puts its * superblock pointer here */ @@ -932,6 +1027,8 @@ extern int jbd2_journal_check_available_features (journal_t *, unsigned long, unsigned long, unsigned long); extern int jbd2_journal_set_features (journal_t *, unsigned long, unsigned long, unsigned long); +extern void jbd2_journal_clear_features + (journal_t *, unsigned long, unsigned long, unsigned long); extern int jbd2_journal_create (journal_t *); extern int jbd2_journal_load (journal_t *journal); extern void jbd2_journal_destroy (journal_t *); diff --git a/include/linux/jiffies.h b/include/linux/jiffies.h index 8b080024bbc1..7ba9e47bf061 100644 --- a/include/linux/jiffies.h +++ b/include/linux/jiffies.h @@ -29,6 +29,12 @@ # define SHIFT_HZ 9 #elif HZ >= 768 && HZ < 1536 # define SHIFT_HZ 10 +#elif HZ >= 1536 && HZ < 3072 +# define SHIFT_HZ 11 +#elif HZ >= 3072 && HZ < 6144 +# define SHIFT_HZ 12 +#elif HZ >= 6144 && HZ < 12288 +# define SHIFT_HZ 13 #else # error You lose. #endif diff --git a/include/linux/kernel.h b/include/linux/kernel.h index 94bc99656963..18222f267bc4 100644 --- a/include/linux/kernel.h +++ b/include/linux/kernel.h @@ -35,7 +35,7 @@ extern const char linux_proc_banner[]; #define ALIGN(x,a) __ALIGN_MASK(x,(typeof(x))(a)-1) #define __ALIGN_MASK(x,mask) (((x)+(mask))&~(mask)) #define PTR_ALIGN(p, a) ((typeof(p))ALIGN((unsigned long)(p), (a))) -#define IS_ALIGNED(x,a) (((x) % ((typeof(x))(a))) == 0) +#define IS_ALIGNED(x, a) (((x) & ((typeof(x))(a) - 1)) == 0) #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]) + __must_be_array(arr)) @@ -105,8 +105,8 @@ struct user; * supposed to. */ #ifdef CONFIG_PREEMPT_VOLUNTARY -extern int cond_resched(void); -# define might_resched() cond_resched() +extern int _cond_resched(void); +# define might_resched() _cond_resched() #else # define might_resched() do { } while (0) #endif @@ -194,6 +194,9 @@ static inline int log_buf_read(int idx) { return 0; } static inline int log_buf_copy(char *dest, int idx, int len) { return 0; } #endif +extern void __attribute__((format(printf, 1, 2))) + early_printk(const char *fmt, ...); + unsigned long int_sqrt(unsigned long); extern int printk_ratelimit(void); diff --git a/include/linux/kobject.h b/include/linux/kobject.h index 4a0d27f475d7..caa3f411f15d 100644 --- a/include/linux/kobject.h +++ b/include/linux/kobject.h @@ -3,15 +3,14 @@ * * Copyright (c) 2002-2003 Patrick Mochel * Copyright (c) 2002-2003 Open Source Development Labs - * Copyright (c) 2006-2007 Greg Kroah-Hartman <greg@kroah.com> - * Copyright (c) 2006-2007 Novell Inc. + * Copyright (c) 2006-2008 Greg Kroah-Hartman <greg@kroah.com> + * Copyright (c) 2006-2008 Novell Inc. * * This file is released under the GPLv2. * - * * Please read Documentation/kobject.txt before using the kobject * interface, ESPECIALLY the parts about reference counts and object - * destructors. + * destructors. */ #ifndef _KOBJECT_H_ @@ -61,48 +60,54 @@ enum kobject_action { }; struct kobject { - const char * k_name; + const char *name; struct kref kref; struct list_head entry; - struct kobject * parent; - struct kset * kset; - struct kobj_type * ktype; - struct sysfs_dirent * sd; + struct kobject *parent; + struct kset *kset; + struct kobj_type *ktype; + struct sysfs_dirent *sd; + unsigned int state_initialized:1; + unsigned int state_in_sysfs:1; + unsigned int state_add_uevent_sent:1; + unsigned int state_remove_uevent_sent:1; }; -extern int kobject_set_name(struct kobject *, const char *, ...) - __attribute__((format(printf,2,3))); +extern int kobject_set_name(struct kobject *kobj, const char *name, ...) + __attribute__((format(printf, 2, 3))); -static inline const char * kobject_name(const struct kobject * kobj) +static inline const char *kobject_name(const struct kobject *kobj) { - return kobj->k_name; + return kobj->name; } -extern void kobject_init(struct kobject *); -extern void kobject_cleanup(struct kobject *); +extern void kobject_init(struct kobject *kobj, struct kobj_type *ktype); +extern int __must_check kobject_add(struct kobject *kobj, + struct kobject *parent, + const char *fmt, ...); +extern int __must_check kobject_init_and_add(struct kobject *kobj, + struct kobj_type *ktype, + struct kobject *parent, + const char *fmt, ...); + +extern void kobject_del(struct kobject *kobj); -extern int __must_check kobject_add(struct kobject *); -extern void kobject_del(struct kobject *); +extern struct kobject * __must_check kobject_create(void); +extern struct kobject * __must_check kobject_create_and_add(const char *name, + struct kobject *parent); extern int __must_check kobject_rename(struct kobject *, const char *new_name); extern int __must_check kobject_move(struct kobject *, struct kobject *); -extern int __must_check kobject_register(struct kobject *); -extern void kobject_unregister(struct kobject *); - -extern struct kobject * kobject_get(struct kobject *); -extern void kobject_put(struct kobject *); - -extern struct kobject *kobject_kset_add_dir(struct kset *kset, - struct kobject *, const char *); -extern struct kobject *kobject_add_dir(struct kobject *, const char *); +extern struct kobject *kobject_get(struct kobject *kobj); +extern void kobject_put(struct kobject *kobj); -extern char * kobject_get_path(struct kobject *, gfp_t); +extern char *kobject_get_path(struct kobject *kobj, gfp_t flag); struct kobj_type { - void (*release)(struct kobject *); - struct sysfs_ops * sysfs_ops; - struct attribute ** default_attrs; + void (*release)(struct kobject *kobj); + struct sysfs_ops *sysfs_ops; + struct attribute **default_attrs; }; struct kobj_uevent_env { @@ -119,6 +124,16 @@ struct kset_uevent_ops { struct kobj_uevent_env *env); }; +struct kobj_attribute { + struct attribute attr; + ssize_t (*show)(struct kobject *kobj, struct kobj_attribute *attr, + char *buf); + ssize_t (*store)(struct kobject *kobj, struct kobj_attribute *attr, + const char *buf, size_t count); +}; + +extern struct sysfs_ops kobj_sysfs_ops; + /** * struct kset - a set of kobjects of a specific type, belonging to a specific subsystem. * @@ -128,7 +143,6 @@ struct kset_uevent_ops { * define the attribute callbacks and other common events that happen to * a kobject. * - * @ktype: the struct kobj_type for this specific kset * @list: the list of all kobjects for this kset * @list_lock: a lock for iterating over the kobjects * @kobj: the embedded kobject for this kset (recursion, isn't it fun...) @@ -138,99 +152,49 @@ struct kset_uevent_ops { * desired. */ struct kset { - struct kobj_type *ktype; - struct list_head list; - spinlock_t list_lock; - struct kobject kobj; - struct kset_uevent_ops *uevent_ops; + struct list_head list; + spinlock_t list_lock; + struct kobject kobj; + struct kset_uevent_ops *uevent_ops; }; +extern void kset_init(struct kset *kset); +extern int __must_check kset_register(struct kset *kset); +extern void kset_unregister(struct kset *kset); +extern struct kset * __must_check kset_create_and_add(const char *name, + struct kset_uevent_ops *u, + struct kobject *parent_kobj); -extern void kset_init(struct kset * k); -extern int __must_check kset_add(struct kset * k); -extern int __must_check kset_register(struct kset * k); -extern void kset_unregister(struct kset * k); - -static inline struct kset * to_kset(struct kobject * kobj) +static inline struct kset *to_kset(struct kobject *kobj) { - return kobj ? container_of(kobj,struct kset,kobj) : NULL; + return kobj ? container_of(kobj, struct kset, kobj) : NULL; } -static inline struct kset * kset_get(struct kset * k) +static inline struct kset *kset_get(struct kset *k) { return k ? to_kset(kobject_get(&k->kobj)) : NULL; } -static inline void kset_put(struct kset * k) +static inline void kset_put(struct kset *k) { kobject_put(&k->kobj); } -static inline struct kobj_type * get_ktype(struct kobject * k) +static inline struct kobj_type *get_ktype(struct kobject *kobj) { - if (k->kset && k->kset->ktype) - return k->kset->ktype; - else - return k->ktype; + return kobj->ktype; } -extern struct kobject * kset_find_obj(struct kset *, const char *); - - -/* - * Use this when initializing an embedded kset with no other - * fields to initialize. - */ -#define set_kset_name(str) .kset = { .kobj = { .k_name = str } } - - -#define decl_subsys(_name,_type,_uevent_ops) \ -struct kset _name##_subsys = { \ - .kobj = { .k_name = __stringify(_name) }, \ - .ktype = _type, \ - .uevent_ops =_uevent_ops, \ -} -#define decl_subsys_name(_varname,_name,_type,_uevent_ops) \ -struct kset _varname##_subsys = { \ - .kobj = { .k_name = __stringify(_name) }, \ - .ktype = _type, \ - .uevent_ops =_uevent_ops, \ -} - -/* The global /sys/kernel/ subsystem for people to chain off of */ -extern struct kset kernel_subsys; -/* The global /sys/hypervisor/ subsystem */ -extern struct kset hypervisor_subsys; - -/* - * Helpers for setting the kset of registered objects. - * Often, a registered object belongs to a kset embedded in a - * subsystem. These do no magic, just make the resulting code - * easier to follow. - */ - -/** - * kobj_set_kset_s(obj,subsys) - set kset for embedded kobject. - * @obj: ptr to some object type. - * @subsys: a subsystem object (not a ptr). - * - * Can be used for any object type with an embedded ->kobj. - */ - -#define kobj_set_kset_s(obj,subsys) \ - (obj)->kobj.kset = &(subsys) - -extern int __must_check subsystem_register(struct kset *); -extern void subsystem_unregister(struct kset *); - -struct subsys_attribute { - struct attribute attr; - ssize_t (*show)(struct kset *, char *); - ssize_t (*store)(struct kset *, const char *, size_t); -}; +extern struct kobject *kset_find_obj(struct kset *, const char *); -extern int __must_check subsys_create_file(struct kset *, - struct subsys_attribute *); +/* The global /sys/kernel/ kobject for people to chain off of */ +extern struct kobject *kernel_kobj; +/* The global /sys/hypervisor/ kobject for people to chain off of */ +extern struct kobject *hypervisor_kobj; +/* The global /sys/power/ kobject for people to chain off of */ +extern struct kobject *power_kobj; +/* The global /sys/firmware/ kobject for people to chain off of */ +extern struct kobject *firmware_kobj; #if defined(CONFIG_HOTPLUG) int kobject_uevent(struct kobject *kobj, enum kobject_action action); @@ -243,18 +207,20 @@ int add_uevent_var(struct kobj_uevent_env *env, const char *format, ...) int kobject_action_type(const char *buf, size_t count, enum kobject_action *type); #else -static inline int kobject_uevent(struct kobject *kobj, enum kobject_action action) +static inline int kobject_uevent(struct kobject *kobj, + enum kobject_action action) { return 0; } static inline int kobject_uevent_env(struct kobject *kobj, enum kobject_action action, char *envp[]) { return 0; } -static inline int add_uevent_var(struct kobj_uevent_env *env, const char *format, ...) +static inline int add_uevent_var(struct kobj_uevent_env *env, + const char *format, ...) { return 0; } static inline int kobject_action_type(const char *buf, size_t count, - enum kobject_action *type) + enum kobject_action *type) { return -EINVAL; } #endif diff --git a/include/linux/kprobes.h b/include/linux/kprobes.h index 81891581e89b..4a6ce82ba039 100644 --- a/include/linux/kprobes.h +++ b/include/linux/kprobes.h @@ -152,8 +152,10 @@ static inline int arch_trampoline_kprobe(struct kprobe *p) struct kretprobe { struct kprobe kp; kretprobe_handler_t handler; + kretprobe_handler_t entry_handler; int maxactive; int nmissed; + size_t data_size; struct hlist_head free_instances; struct hlist_head used_instances; }; @@ -164,6 +166,7 @@ struct kretprobe_instance { struct kretprobe *rp; kprobe_opcode_t *ret_addr; struct task_struct *task; + char data[0]; }; struct kretprobe_blackpoint { @@ -182,6 +185,15 @@ static inline void kretprobe_assert(struct kretprobe_instance *ri, } } +#ifdef CONFIG_KPROBES_SANITY_TEST +extern int init_test_probes(void); +#else +static inline int init_test_probes(void) +{ + return 0; +} +#endif /* CONFIG_KPROBES_SANITY_TEST */ + extern spinlock_t kretprobe_lock; extern struct mutex kprobe_mutex; extern int arch_prepare_kprobe(struct kprobe *p); @@ -227,6 +239,7 @@ void unregister_kretprobe(struct kretprobe *rp); void kprobe_flush_task(struct task_struct *tk); void recycle_rp_inst(struct kretprobe_instance *ri, struct hlist_head *head); + #else /* CONFIG_KPROBES */ #define __kprobes /**/ diff --git a/include/linux/kref.h b/include/linux/kref.h index 6fee3539893f..5d185635786e 100644 --- a/include/linux/kref.h +++ b/include/linux/kref.h @@ -24,6 +24,7 @@ struct kref { atomic_t refcount; }; +void kref_set(struct kref *kref, int num); void kref_init(struct kref *kref); void kref_get(struct kref *kref); int kref_put(struct kref *kref, void (*release) (struct kref *kref)); diff --git a/include/linux/kvm.h b/include/linux/kvm.h index 057a7f34ee36..4de4fd2d8607 100644 --- a/include/linux/kvm.h +++ b/include/linux/kvm.h @@ -9,12 +9,10 @@ #include <asm/types.h> #include <linux/ioctl.h> +#include <asm/kvm.h> #define KVM_API_VERSION 12 -/* Architectural interrupt line count. */ -#define KVM_NR_INTERRUPTS 256 - /* for KVM_CREATE_MEMORY_REGION */ struct kvm_memory_region { __u32 slot; @@ -23,17 +21,19 @@ struct kvm_memory_region { __u64 memory_size; /* bytes */ }; -/* for kvm_memory_region::flags */ -#define KVM_MEM_LOG_DIRTY_PAGES 1UL - -struct kvm_memory_alias { - __u32 slot; /* this has a different namespace than memory slots */ +/* for KVM_SET_USER_MEMORY_REGION */ +struct kvm_userspace_memory_region { + __u32 slot; __u32 flags; __u64 guest_phys_addr; - __u64 memory_size; - __u64 target_phys_addr; + __u64 memory_size; /* bytes */ + __u64 userspace_addr; /* start of the userspace allocated memory */ }; +/* for kvm_memory_region::flags */ +#define KVM_MEM_LOG_DIRTY_PAGES 1UL + + /* for KVM_IRQ_LINE */ struct kvm_irq_level { /* @@ -45,62 +45,18 @@ struct kvm_irq_level { __u32 level; }; -/* for KVM_GET_IRQCHIP and KVM_SET_IRQCHIP */ -struct kvm_pic_state { - __u8 last_irr; /* edge detection */ - __u8 irr; /* interrupt request register */ - __u8 imr; /* interrupt mask register */ - __u8 isr; /* interrupt service register */ - __u8 priority_add; /* highest irq priority */ - __u8 irq_base; - __u8 read_reg_select; - __u8 poll; - __u8 special_mask; - __u8 init_state; - __u8 auto_eoi; - __u8 rotate_on_auto_eoi; - __u8 special_fully_nested_mode; - __u8 init4; /* true if 4 byte init */ - __u8 elcr; /* PIIX edge/trigger selection */ - __u8 elcr_mask; -}; - -#define KVM_IOAPIC_NUM_PINS 24 -struct kvm_ioapic_state { - __u64 base_address; - __u32 ioregsel; - __u32 id; - __u32 irr; - __u32 pad; - union { - __u64 bits; - struct { - __u8 vector; - __u8 delivery_mode:3; - __u8 dest_mode:1; - __u8 delivery_status:1; - __u8 polarity:1; - __u8 remote_irr:1; - __u8 trig_mode:1; - __u8 mask:1; - __u8 reserve:7; - __u8 reserved[4]; - __u8 dest_id; - } fields; - } redirtbl[KVM_IOAPIC_NUM_PINS]; -}; - -#define KVM_IRQCHIP_PIC_MASTER 0 -#define KVM_IRQCHIP_PIC_SLAVE 1 -#define KVM_IRQCHIP_IOAPIC 2 struct kvm_irqchip { __u32 chip_id; __u32 pad; union { char dummy[512]; /* reserving space */ +#ifdef CONFIG_X86 struct kvm_pic_state pic; +#endif +#if defined(CONFIG_X86) || defined(CONFIG_IA64) struct kvm_ioapic_state ioapic; +#endif } chip; }; @@ -116,6 +72,7 @@ struct kvm_irqchip { #define KVM_EXIT_FAIL_ENTRY 9 #define KVM_EXIT_INTR 10 #define KVM_EXIT_SET_TPR 11 +#define KVM_EXIT_TPR_ACCESS 12 /* for KVM_RUN, returned by mmap(vcpu_fd, offset=0) */ struct kvm_run { @@ -174,90 +131,17 @@ struct kvm_run { __u32 longmode; __u32 pad; } hypercall; + /* KVM_EXIT_TPR_ACCESS */ + struct { + __u64 rip; + __u32 is_write; + __u32 pad; + } tpr_access; /* Fix the size of the union. */ char padding[256]; }; }; -/* for KVM_GET_REGS and KVM_SET_REGS */ -struct kvm_regs { - /* out (KVM_GET_REGS) / in (KVM_SET_REGS) */ - __u64 rax, rbx, rcx, rdx; - __u64 rsi, rdi, rsp, rbp; - __u64 r8, r9, r10, r11; - __u64 r12, r13, r14, r15; - __u64 rip, rflags; -}; - -/* for KVM_GET_FPU and KVM_SET_FPU */ -struct kvm_fpu { - __u8 fpr[8][16]; - __u16 fcw; - __u16 fsw; - __u8 ftwx; /* in fxsave format */ - __u8 pad1; - __u16 last_opcode; - __u64 last_ip; - __u64 last_dp; - __u8 xmm[16][16]; - __u32 mxcsr; - __u32 pad2; -}; - -/* for KVM_GET_LAPIC and KVM_SET_LAPIC */ -#define KVM_APIC_REG_SIZE 0x400 -struct kvm_lapic_state { - char regs[KVM_APIC_REG_SIZE]; -}; - -struct kvm_segment { - __u64 base; - __u32 limit; - __u16 selector; - __u8 type; - __u8 present, dpl, db, s, l, g, avl; - __u8 unusable; - __u8 padding; -}; - -struct kvm_dtable { - __u64 base; - __u16 limit; - __u16 padding[3]; -}; - -/* for KVM_GET_SREGS and KVM_SET_SREGS */ -struct kvm_sregs { - /* out (KVM_GET_SREGS) / in (KVM_SET_SREGS) */ - struct kvm_segment cs, ds, es, fs, gs, ss; - struct kvm_segment tr, ldt; - struct kvm_dtable gdt, idt; - __u64 cr0, cr2, cr3, cr4, cr8; - __u64 efer; - __u64 apic_base; - __u64 interrupt_bitmap[(KVM_NR_INTERRUPTS + 63) / 64]; -}; - -struct kvm_msr_entry { - __u32 index; - __u32 reserved; - __u64 data; -}; - -/* for KVM_GET_MSRS and KVM_SET_MSRS */ -struct kvm_msrs { - __u32 nmsrs; /* number of msrs in entries */ - __u32 pad; - - struct kvm_msr_entry entries[0]; -}; - -/* for KVM_GET_MSR_INDEX_LIST */ -struct kvm_msr_list { - __u32 nmsrs; /* number of msrs in entries */ - __u32 indices[0]; -}; - /* for KVM_TRANSLATE */ struct kvm_translation { /* in */ @@ -302,28 +186,24 @@ struct kvm_dirty_log { }; }; -struct kvm_cpuid_entry { - __u32 function; - __u32 eax; - __u32 ebx; - __u32 ecx; - __u32 edx; - __u32 padding; -}; - -/* for KVM_SET_CPUID */ -struct kvm_cpuid { - __u32 nent; - __u32 padding; - struct kvm_cpuid_entry entries[0]; -}; - /* for KVM_SET_SIGNAL_MASK */ struct kvm_signal_mask { __u32 len; __u8 sigset[0]; }; +/* for KVM_TPR_ACCESS_REPORTING */ +struct kvm_tpr_access_ctl { + __u32 enabled; + __u32 flags; + __u32 reserved[8]; +}; + +/* for KVM_SET_VAPIC_ADDR */ +struct kvm_vapic_addr { + __u64 vapic_addr; +}; + #define KVMIO 0xAE /* @@ -347,11 +227,21 @@ struct kvm_signal_mask { */ #define KVM_CAP_IRQCHIP 0 #define KVM_CAP_HLT 1 +#define KVM_CAP_MMU_SHADOW_CACHE_CONTROL 2 +#define KVM_CAP_USER_MEMORY 3 +#define KVM_CAP_SET_TSS_ADDR 4 +#define KVM_CAP_EXT_CPUID 5 +#define KVM_CAP_VAPIC 6 /* * ioctls for VM fds */ #define KVM_SET_MEMORY_REGION _IOW(KVMIO, 0x40, struct kvm_memory_region) +#define KVM_SET_NR_MMU_PAGES _IO(KVMIO, 0x44) +#define KVM_GET_NR_MMU_PAGES _IO(KVMIO, 0x45) +#define KVM_SET_USER_MEMORY_REGION _IOW(KVMIO, 0x46,\ + struct kvm_userspace_memory_region) +#define KVM_SET_TSS_ADDR _IO(KVMIO, 0x47) /* * KVM_CREATE_VCPU receives as a parameter the vcpu slot, and returns * a vcpu fd. @@ -359,6 +249,7 @@ struct kvm_signal_mask { #define KVM_CREATE_VCPU _IO(KVMIO, 0x41) #define KVM_GET_DIRTY_LOG _IOW(KVMIO, 0x42, struct kvm_dirty_log) #define KVM_SET_MEMORY_ALIAS _IOW(KVMIO, 0x43, struct kvm_memory_alias) +#define KVM_GET_SUPPORTED_CPUID _IOWR(KVMIO, 0x48, struct kvm_cpuid2) /* Device model IOC */ #define KVM_CREATE_IRQCHIP _IO(KVMIO, 0x60) #define KVM_IRQ_LINE _IOW(KVMIO, 0x61, struct kvm_irq_level) @@ -384,5 +275,11 @@ struct kvm_signal_mask { #define KVM_SET_FPU _IOW(KVMIO, 0x8d, struct kvm_fpu) #define KVM_GET_LAPIC _IOR(KVMIO, 0x8e, struct kvm_lapic_state) #define KVM_SET_LAPIC _IOW(KVMIO, 0x8f, struct kvm_lapic_state) +#define KVM_SET_CPUID2 _IOW(KVMIO, 0x90, struct kvm_cpuid2) +#define KVM_GET_CPUID2 _IOWR(KVMIO, 0x91, struct kvm_cpuid2) +/* Available with KVM_CAP_VAPIC */ +#define KVM_TPR_ACCESS_REPORTING _IOWR(KVMIO, 0x92, struct kvm_tpr_access_ctl) +/* Available with KVM_CAP_VAPIC */ +#define KVM_SET_VAPIC_ADDR _IOW(KVMIO, 0x93, struct kvm_vapic_addr) #endif diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h new file mode 100644 index 000000000000..ea4764b0a2f4 --- /dev/null +++ b/include/linux/kvm_host.h @@ -0,0 +1,299 @@ +#ifndef __KVM_HOST_H +#define __KVM_HOST_H + +/* + * This work is licensed under the terms of the GNU GPL, version 2. See + * the COPYING file in the top-level directory. + */ + +#include <linux/types.h> +#include <linux/hardirq.h> +#include <linux/list.h> +#include <linux/mutex.h> +#include <linux/spinlock.h> +#include <linux/signal.h> +#include <linux/sched.h> +#include <linux/mm.h> +#include <linux/preempt.h> +#include <asm/signal.h> + +#include <linux/kvm.h> +#include <linux/kvm_para.h> + +#include <linux/kvm_types.h> + +#include <asm/kvm_host.h> + +#define KVM_MAX_VCPUS 4 +#define KVM_MEMORY_SLOTS 8 +/* memory slots that does not exposed to userspace */ +#define KVM_PRIVATE_MEM_SLOTS 4 + +#define KVM_PIO_PAGE_OFFSET 1 + +/* + * vcpu->requests bit members + */ +#define KVM_REQ_TLB_FLUSH 0 +#define KVM_REQ_MIGRATE_TIMER 1 +#define KVM_REQ_REPORT_TPR_ACCESS 2 + +struct kvm_vcpu; +extern struct kmem_cache *kvm_vcpu_cache; + +struct kvm_guest_debug { + int enabled; + unsigned long bp[4]; + int singlestep; +}; + +/* + * It would be nice to use something smarter than a linear search, TBD... + * Thankfully we dont expect many devices to register (famous last words :), + * so until then it will suffice. At least its abstracted so we can change + * in one place. + */ +struct kvm_io_bus { + int dev_count; +#define NR_IOBUS_DEVS 6 + struct kvm_io_device *devs[NR_IOBUS_DEVS]; +}; + +void kvm_io_bus_init(struct kvm_io_bus *bus); +void kvm_io_bus_destroy(struct kvm_io_bus *bus); +struct kvm_io_device *kvm_io_bus_find_dev(struct kvm_io_bus *bus, gpa_t addr); +void kvm_io_bus_register_dev(struct kvm_io_bus *bus, + struct kvm_io_device *dev); + +struct kvm_vcpu { + struct kvm *kvm; + struct preempt_notifier preempt_notifier; + int vcpu_id; + struct mutex mutex; + int cpu; + struct kvm_run *run; + int guest_mode; + unsigned long requests; + struct kvm_guest_debug guest_debug; + int fpu_active; + int guest_fpu_loaded; + wait_queue_head_t wq; + int sigset_active; + sigset_t sigset; + struct kvm_vcpu_stat stat; + +#ifdef CONFIG_HAS_IOMEM + int mmio_needed; + int mmio_read_completed; + int mmio_is_write; + int mmio_size; + unsigned char mmio_data[8]; + gpa_t mmio_phys_addr; +#endif + + struct kvm_vcpu_arch arch; +}; + +struct kvm_memory_slot { + gfn_t base_gfn; + unsigned long npages; + unsigned long flags; + unsigned long *rmap; + unsigned long *dirty_bitmap; + unsigned long userspace_addr; + int user_alloc; +}; + +struct kvm { + struct mutex lock; /* protects the vcpus array and APIC accesses */ + spinlock_t mmu_lock; + struct mm_struct *mm; /* userspace tied to this vm */ + int nmemslots; + struct kvm_memory_slot memslots[KVM_MEMORY_SLOTS + + KVM_PRIVATE_MEM_SLOTS]; + struct kvm_vcpu *vcpus[KVM_MAX_VCPUS]; + struct list_head vm_list; + struct file *filp; + struct kvm_io_bus mmio_bus; + struct kvm_io_bus pio_bus; + struct kvm_vm_stat stat; + struct kvm_arch arch; +}; + +/* The guest did something we don't support. */ +#define pr_unimpl(vcpu, fmt, ...) \ + do { \ + if (printk_ratelimit()) \ + printk(KERN_ERR "kvm: %i: cpu%i " fmt, \ + current->tgid, (vcpu)->vcpu_id , ## __VA_ARGS__); \ + } while (0) + +#define kvm_printf(kvm, fmt ...) printk(KERN_DEBUG fmt) +#define vcpu_printf(vcpu, fmt...) kvm_printf(vcpu->kvm, fmt) + +int kvm_vcpu_init(struct kvm_vcpu *vcpu, struct kvm *kvm, unsigned id); +void kvm_vcpu_uninit(struct kvm_vcpu *vcpu); + +void vcpu_load(struct kvm_vcpu *vcpu); +void vcpu_put(struct kvm_vcpu *vcpu); + +void decache_vcpus_on_cpu(int cpu); + + +int kvm_init(void *opaque, unsigned int vcpu_size, + struct module *module); +void kvm_exit(void); + +#define HPA_MSB ((sizeof(hpa_t) * 8) - 1) +#define HPA_ERR_MASK ((hpa_t)1 << HPA_MSB) +static inline int is_error_hpa(hpa_t hpa) { return hpa >> HPA_MSB; } +struct page *gva_to_page(struct kvm_vcpu *vcpu, gva_t gva); + +extern struct page *bad_page; + +int is_error_page(struct page *page); +int kvm_is_error_hva(unsigned long addr); +int kvm_set_memory_region(struct kvm *kvm, + struct kvm_userspace_memory_region *mem, + int user_alloc); +int __kvm_set_memory_region(struct kvm *kvm, + struct kvm_userspace_memory_region *mem, + int user_alloc); +int kvm_arch_set_memory_region(struct kvm *kvm, + struct kvm_userspace_memory_region *mem, + struct kvm_memory_slot old, + int user_alloc); +gfn_t unalias_gfn(struct kvm *kvm, gfn_t gfn); +struct page *gfn_to_page(struct kvm *kvm, gfn_t gfn); +void kvm_release_page_clean(struct page *page); +void kvm_release_page_dirty(struct page *page); +int kvm_read_guest_page(struct kvm *kvm, gfn_t gfn, void *data, int offset, + int len); +int kvm_read_guest_atomic(struct kvm *kvm, gpa_t gpa, void *data, + unsigned long len); +int kvm_read_guest(struct kvm *kvm, gpa_t gpa, void *data, unsigned long len); +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_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); +void mark_page_dirty(struct kvm *kvm, gfn_t gfn); + +void kvm_vcpu_block(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); + +long kvm_arch_dev_ioctl(struct file *filp, + unsigned int ioctl, unsigned long arg); +long kvm_arch_vcpu_ioctl(struct file *filp, + unsigned int ioctl, unsigned long arg); +void kvm_arch_vcpu_load(struct kvm_vcpu *vcpu, int cpu); +void kvm_arch_vcpu_put(struct kvm_vcpu *vcpu); + +int kvm_dev_ioctl_check_extension(long ext); + +int kvm_get_dirty_log(struct kvm *kvm, + struct kvm_dirty_log *log, int *is_dirty); +int kvm_vm_ioctl_get_dirty_log(struct kvm *kvm, + struct kvm_dirty_log *log); + +int kvm_vm_ioctl_set_memory_region(struct kvm *kvm, + struct + kvm_userspace_memory_region *mem, + int user_alloc); +long kvm_arch_vm_ioctl(struct file *filp, + unsigned int ioctl, unsigned long arg); +void kvm_arch_destroy_vm(struct kvm *kvm); + +int kvm_arch_vcpu_ioctl_get_fpu(struct kvm_vcpu *vcpu, struct kvm_fpu *fpu); +int kvm_arch_vcpu_ioctl_set_fpu(struct kvm_vcpu *vcpu, struct kvm_fpu *fpu); + +int kvm_arch_vcpu_ioctl_translate(struct kvm_vcpu *vcpu, + struct kvm_translation *tr); + +int kvm_arch_vcpu_ioctl_get_regs(struct kvm_vcpu *vcpu, struct kvm_regs *regs); +int kvm_arch_vcpu_ioctl_set_regs(struct kvm_vcpu *vcpu, struct kvm_regs *regs); +int kvm_arch_vcpu_ioctl_get_sregs(struct kvm_vcpu *vcpu, + struct kvm_sregs *sregs); +int kvm_arch_vcpu_ioctl_set_sregs(struct kvm_vcpu *vcpu, + struct kvm_sregs *sregs); +int kvm_arch_vcpu_ioctl_debug_guest(struct kvm_vcpu *vcpu, + struct kvm_debug_guest *dbg); +int kvm_arch_vcpu_ioctl_run(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run); + +int kvm_arch_init(void *opaque); +void kvm_arch_exit(void); + +int kvm_arch_vcpu_init(struct kvm_vcpu *vcpu); +void kvm_arch_vcpu_uninit(struct kvm_vcpu *vcpu); + +void kvm_arch_vcpu_free(struct kvm_vcpu *vcpu); +void kvm_arch_vcpu_load(struct kvm_vcpu *vcpu, int cpu); +void kvm_arch_vcpu_put(struct kvm_vcpu *vcpu); +struct kvm_vcpu *kvm_arch_vcpu_create(struct kvm *kvm, unsigned int id); +int kvm_arch_vcpu_setup(struct kvm_vcpu *vcpu); +void kvm_arch_vcpu_destroy(struct kvm_vcpu *vcpu); + +int kvm_arch_vcpu_reset(struct kvm_vcpu *vcpu); +void kvm_arch_hardware_enable(void *garbage); +void kvm_arch_hardware_disable(void *garbage); +int kvm_arch_hardware_setup(void); +void kvm_arch_hardware_unsetup(void); +void kvm_arch_check_processor_compat(void *rtn); +int kvm_arch_vcpu_runnable(struct kvm_vcpu *vcpu); + +void kvm_free_physmem(struct kvm *kvm); + +struct kvm *kvm_arch_create_vm(void); +void kvm_arch_destroy_vm(struct kvm *kvm); + +int kvm_cpu_get_interrupt(struct kvm_vcpu *v); +int kvm_cpu_has_interrupt(struct kvm_vcpu *v); +void kvm_vcpu_kick(struct kvm_vcpu *vcpu); + +static inline void kvm_guest_enter(void) +{ + account_system_vtime(current); + current->flags |= PF_VCPU; +} + +static inline void kvm_guest_exit(void) +{ + account_system_vtime(current); + current->flags &= ~PF_VCPU; +} + +static inline int memslot_id(struct kvm *kvm, struct kvm_memory_slot *slot) +{ + return slot - kvm->memslots; +} + +static inline gpa_t gfn_to_gpa(gfn_t gfn) +{ + return (gpa_t)gfn << PAGE_SHIFT; +} + +static inline void kvm_migrate_apic_timer(struct kvm_vcpu *vcpu) +{ + set_bit(KVM_REQ_MIGRATE_TIMER, &vcpu->requests); +} + +enum kvm_stat_kind { + KVM_STAT_VM, + KVM_STAT_VCPU, +}; + +struct kvm_stats_debugfs_item { + const char *name; + int offset; + enum kvm_stat_kind kind; + struct dentry *dentry; +}; +extern struct kvm_stats_debugfs_item debugfs_entries[]; + +#endif diff --git a/include/linux/kvm_para.h b/include/linux/kvm_para.h index 3b292565a693..5497aac0d2f8 100644 --- a/include/linux/kvm_para.h +++ b/include/linux/kvm_para.h @@ -2,72 +2,30 @@ #define __LINUX_KVM_PARA_H /* - * Guest OS interface for KVM paravirtualization - * - * Note: this interface is totally experimental, and is certain to change - * as we make progress. + * This header file provides a method for making a hypercall to the host + * Architectures should define: + * - kvm_hypercall0, kvm_hypercall1... + * - kvm_arch_para_features + * - kvm_para_available */ -/* - * Per-VCPU descriptor area shared between guest and host. Writable to - * both guest and host. Registered with the host by the guest when - * a guest acknowledges paravirtual mode. - * - * NOTE: all addresses are guest-physical addresses (gpa), to make it - * easier for the hypervisor to map between the various addresses. - */ -struct kvm_vcpu_para_state { - /* - * API version information for compatibility. If there's any support - * mismatch (too old host trying to execute too new guest) then - * the host will deny entry into paravirtual mode. Any other - * combination (new host + old guest and new host + new guest) - * is supposed to work - new host versions will support all old - * guest API versions. - */ - u32 guest_version; - u32 host_version; - u32 size; - u32 ret; - - /* - * The address of the vm exit instruction (VMCALL or VMMCALL), - * which the host will patch according to the CPU model the - * VM runs on: - */ - u64 hypercall_gpa; - -} __attribute__ ((aligned(PAGE_SIZE))); - -#define KVM_PARA_API_VERSION 1 - -/* - * This is used for an RDMSR's ECX parameter to probe for a KVM host. - * Hopefully no CPU vendor will use up this number. This is placed well - * out of way of the typical space occupied by CPU vendors' MSR indices, - * and we think (or at least hope) it wont be occupied in the future - * either. - */ -#define MSR_KVM_API_MAGIC 0x87655678 +/* Return values for hypercalls */ +#define KVM_ENOSYS 1000 -#define KVM_EINVAL 1 +#define KVM_HC_VAPIC_POLL_IRQ 1 /* - * Hypercall calling convention: - * - * Each hypercall may have 0-6 parameters. - * - * 64-bit hypercall index is in RAX, goes from 0 to __NR_hypercalls-1 - * - * 64-bit parameters 1-6 are in the standard gcc x86_64 calling convention - * order: RDI, RSI, RDX, RCX, R8, R9. - * - * 32-bit index is EBX, parameters are: EAX, ECX, EDX, ESI, EDI, EBP. - * (the first 3 are according to the gcc regparm calling convention) - * - * No registers are clobbered by the hypercall, except that the - * return value is in RAX. + * hypercalls use architecture specific */ -#define __NR_hypercalls 0 +#include <asm/kvm_para.h> + +#ifdef __KERNEL__ +static inline int kvm_para_has_feature(unsigned int feature) +{ + if (kvm_arch_para_features() & (1UL << feature)) + return 1; + return 0; +} +#endif /* __KERNEL__ */ +#endif /* __LINUX_KVM_PARA_H */ -#endif diff --git a/include/linux/kvm_types.h b/include/linux/kvm_types.h new file mode 100644 index 000000000000..1c4e46decb22 --- /dev/null +++ b/include/linux/kvm_types.h @@ -0,0 +1,54 @@ +/* + * 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. + * + * 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, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * + */ + +#ifndef __KVM_TYPES_H__ +#define __KVM_TYPES_H__ + +#include <asm/types.h> + +/* + * Address types: + * + * gva - guest virtual address + * gpa - guest physical address + * gfn - guest frame number + * hva - host virtual address + * hpa - host physical address + * hfn - host frame number + */ + +typedef unsigned long gva_t; +typedef u64 gpa_t; +typedef unsigned long gfn_t; + +typedef unsigned long hva_t; +typedef u64 hpa_t; +typedef unsigned long hfn_t; + +struct kvm_pio_request { + unsigned long count; + int cur_count; + struct page *guest_pages[2]; + unsigned guest_page_offset; + int in; + int port; + int size; + int string; + int down; + int rep; +}; + +#endif /* __KVM_TYPES_H__ */ diff --git a/include/linux/latency.h b/include/linux/latency.h deleted file mode 100644 index c08b52bb55b0..000000000000 --- a/include/linux/latency.h +++ /dev/null @@ -1,25 +0,0 @@ -/* - * latency.h: Explicit system-wide latency-expectation infrastructure - * - * (C) Copyright 2006 Intel Corporation - * Author: Arjan van de Ven <arjan@linux.intel.com> - * - */ - -#ifndef _INCLUDE_GUARD_LATENCY_H_ -#define _INCLUDE_GUARD_LATENCY_H_ - -#include <linux/notifier.h> - -void set_acceptable_latency(char *identifier, int usecs); -void modify_acceptable_latency(char *identifier, int usecs); -void remove_acceptable_latency(char *identifier); -void synchronize_acceptable_latency(void); -int system_latency_constraint(void); - -int register_latency_notifier(struct notifier_block * nb); -int unregister_latency_notifier(struct notifier_block * nb); - -#define INFINITE_LATENCY 1000000 - -#endif diff --git a/include/linux/latencytop.h b/include/linux/latencytop.h new file mode 100644 index 000000000000..901c2d6377a8 --- /dev/null +++ b/include/linux/latencytop.h @@ -0,0 +1,44 @@ +/* + * latencytop.h: Infrastructure for displaying latency + * + * (C) Copyright 2008 Intel Corporation + * Author: Arjan van de Ven <arjan@linux.intel.com> + * + */ + +#ifndef _INCLUDE_GUARD_LATENCYTOP_H_ +#define _INCLUDE_GUARD_LATENCYTOP_H_ + +#ifdef CONFIG_LATENCYTOP + +#define LT_SAVECOUNT 32 +#define LT_BACKTRACEDEPTH 12 + +struct latency_record { + unsigned long backtrace[LT_BACKTRACEDEPTH]; + unsigned int count; + unsigned long time; + unsigned long max; +}; + + +struct task_struct; + +void account_scheduler_latency(struct task_struct *task, int usecs, int inter); + +void clear_all_latency_tracing(struct task_struct *p); + +#else + +static inline void +account_scheduler_latency(struct task_struct *task, int usecs, int inter) +{ +} + +static inline void clear_all_latency_tracing(struct task_struct *p) +{ +} + +#endif + +#endif diff --git a/include/linux/leds.h b/include/linux/leds.h index b4130ff58d0c..00f89fd6c52a 100644 --- a/include/linux/leds.h +++ b/include/linux/leds.h @@ -54,7 +54,15 @@ struct led_classdev { extern int led_classdev_register(struct device *parent, struct led_classdev *led_cdev); -extern void led_classdev_unregister(struct led_classdev *led_cdev); +extern void __led_classdev_unregister(struct led_classdev *led_cdev, bool sus); +static inline void led_classdev_unregister(struct led_classdev *lcd) +{ + __led_classdev_unregister(lcd, false); +} +static inline void led_classdev_unregister_suspended(struct led_classdev *lcd) +{ + __led_classdev_unregister(lcd, true); +} extern void led_classdev_suspend(struct led_classdev *led_cdev); extern void led_classdev_resume(struct led_classdev *led_cdev); diff --git a/include/linux/lguest_launcher.h b/include/linux/lguest_launcher.h index 697104da91f1..589be3e1f3ac 100644 --- a/include/linux/lguest_launcher.h +++ b/include/linux/lguest_launcher.h @@ -23,7 +23,12 @@ struct lguest_device_desc { /* The device type: console, network, disk etc. Type 0 terminates. */ __u8 type; - /* The number of bytes of the config array. */ + /* The number of virtqueues (first in config array) */ + __u8 num_vq; + /* The number of bytes of feature bits. Multiply by 2: one for host + * features and one for guest acknowledgements. */ + __u8 feature_len; + /* The number of bytes of the config array after virtqueues. */ __u8 config_len; /* A status byte, written by the Guest. */ __u8 status; @@ -31,7 +36,7 @@ struct lguest_device_desc { }; /*D:135 This is how we expect the device configuration field for a virtqueue - * (type VIRTIO_CONFIG_F_VIRTQUEUE) to be laid out: */ + * to be laid out in config space. */ struct lguest_vqconfig { /* The number of entries in the virtio_ring */ __u16 num; diff --git a/include/linux/libata.h b/include/linux/libata.h index 124033cb5e9b..bc5a8d0c7090 100644 --- a/include/linux/libata.h +++ b/include/linux/libata.h @@ -35,6 +35,7 @@ #include <linux/workqueue.h> #include <scsi/scsi_host.h> #include <linux/acpi.h> +#include <linux/cdrom.h> /* * Define if arch has non-standard setup. This is a _PCI_ standard @@ -143,10 +144,11 @@ enum { ATA_DFLAG_NCQ_OFF = (1 << 13), /* device limited to non-NCQ mode */ ATA_DFLAG_SPUNDOWN = (1 << 14), /* XXX: for spindown_compat */ ATA_DFLAG_SLEEPING = (1 << 15), /* device is sleeping */ - ATA_DFLAG_INIT_MASK = (1 << 16) - 1, + ATA_DFLAG_DUBIOUS_XFER = (1 << 16), /* data transfer not verified */ + ATA_DFLAG_INIT_MASK = (1 << 24) - 1, - ATA_DFLAG_DETACH = (1 << 16), - ATA_DFLAG_DETACHED = (1 << 17), + ATA_DFLAG_DETACH = (1 << 24), + ATA_DFLAG_DETACHED = (1 << 25), ATA_DEV_UNKNOWN = 0, /* unknown device */ ATA_DEV_ATA = 1, /* ATA device */ @@ -217,9 +219,7 @@ enum { /* struct ata_queued_cmd flags */ ATA_QCFLAG_ACTIVE = (1 << 0), /* cmd not yet ack'd to scsi lyer */ - ATA_QCFLAG_SG = (1 << 1), /* have s/g table? */ - ATA_QCFLAG_SINGLE = (1 << 2), /* no s/g, just a single buffer */ - ATA_QCFLAG_DMAMAP = ATA_QCFLAG_SG | ATA_QCFLAG_SINGLE, + ATA_QCFLAG_DMAMAP = (1 << 1), /* SG table is DMA mapped */ ATA_QCFLAG_IO = (1 << 3), /* standard IO command */ ATA_QCFLAG_RESULT_TF = (1 << 4), /* result TF requested */ ATA_QCFLAG_CLEAR_EXCL = (1 << 5), /* clear excl_link on completion */ @@ -266,19 +266,15 @@ enum { PORT_DISABLED = 2, /* encoding various smaller bitmaps into a single - * unsigned int bitmap + * unsigned long bitmap */ - ATA_BITS_PIO = 7, - ATA_BITS_MWDMA = 5, - ATA_BITS_UDMA = 8, + ATA_NR_PIO_MODES = 7, + ATA_NR_MWDMA_MODES = 5, + ATA_NR_UDMA_MODES = 8, ATA_SHIFT_PIO = 0, - ATA_SHIFT_MWDMA = ATA_SHIFT_PIO + ATA_BITS_PIO, - ATA_SHIFT_UDMA = ATA_SHIFT_MWDMA + ATA_BITS_MWDMA, - - ATA_MASK_PIO = ((1 << ATA_BITS_PIO) - 1) << ATA_SHIFT_PIO, - ATA_MASK_MWDMA = ((1 << ATA_BITS_MWDMA) - 1) << ATA_SHIFT_MWDMA, - ATA_MASK_UDMA = ((1 << ATA_BITS_UDMA) - 1) << ATA_SHIFT_UDMA, + ATA_SHIFT_MWDMA = ATA_SHIFT_PIO + ATA_NR_PIO_MODES, + ATA_SHIFT_UDMA = ATA_SHIFT_MWDMA + ATA_NR_MWDMA_MODES, /* size of buffer to pad xfers ending on unaligned boundaries */ ATA_DMA_PAD_SZ = 4, @@ -349,6 +345,21 @@ enum { ATA_DMA_MASK_ATA = (1 << 0), /* DMA on ATA Disk */ ATA_DMA_MASK_ATAPI = (1 << 1), /* DMA on ATAPI */ ATA_DMA_MASK_CFA = (1 << 2), /* DMA on CF Card */ + + /* ATAPI command types */ + ATAPI_READ = 0, /* READs */ + ATAPI_WRITE = 1, /* WRITEs */ + ATAPI_READ_CD = 2, /* READ CD [MSF] */ + ATAPI_MISC = 3, /* the rest */ +}; + +enum ata_xfer_mask { + ATA_MASK_PIO = ((1LU << ATA_NR_PIO_MODES) - 1) + << ATA_SHIFT_PIO, + ATA_MASK_MWDMA = ((1LU << ATA_NR_MWDMA_MODES) - 1) + << ATA_SHIFT_MWDMA, + ATA_MASK_UDMA = ((1LU << ATA_NR_UDMA_MODES) - 1) + << ATA_SHIFT_UDMA, }; enum hsm_task_states { @@ -446,8 +457,7 @@ struct ata_queued_cmd { unsigned long flags; /* ATA_QCFLAG_xxx */ unsigned int tag; unsigned int n_elem; - unsigned int n_iter; - unsigned int orig_n_elem; + unsigned int mapped_n_elem; int dma_dir; @@ -455,17 +465,18 @@ struct ata_queued_cmd { unsigned int sect_size; unsigned int nbytes; + unsigned int raw_nbytes; unsigned int curbytes; struct scatterlist *cursg; unsigned int cursg_ofs; + struct scatterlist *last_sg; + struct scatterlist saved_last_sg; struct scatterlist sgent; - struct scatterlist pad_sgent; - void *buf_virt; + struct scatterlist extra_sg[2]; - /* DO NOT iterate over __sg manually, use ata_for_each_sg() */ - struct scatterlist *__sg; + struct scatterlist *sg; unsigned int err_mask; struct ata_taskfile result_tf; @@ -482,7 +493,7 @@ struct ata_port_stats { }; struct ata_ering_entry { - int is_io; + unsigned int eflags; unsigned int err_mask; u64 timestamp; }; @@ -522,9 +533,9 @@ struct ata_device { unsigned int cdb_len; /* per-dev xfer mask */ - unsigned int pio_mask; - unsigned int mwdma_mask; - unsigned int udma_mask; + unsigned long pio_mask; + unsigned long mwdma_mask; + unsigned long udma_mask; /* for CHS addressing */ u16 cylinders; /* Number of cylinders */ @@ -560,6 +571,8 @@ struct ata_eh_context { int tries[ATA_MAX_DEVICES]; unsigned int classes[ATA_MAX_DEVICES]; unsigned int did_probe_mask; + unsigned int saved_ncq_enabled; + u8 saved_xfer_mode[ATA_MAX_DEVICES]; }; struct ata_acpi_drive @@ -686,7 +699,8 @@ struct ata_port_operations { void (*bmdma_setup) (struct ata_queued_cmd *qc); void (*bmdma_start) (struct ata_queued_cmd *qc); - void (*data_xfer) (struct ata_device *, unsigned char *, unsigned int, int); + unsigned int (*data_xfer) (struct ata_device *dev, unsigned char *buf, + unsigned int buflen, int rw); int (*qc_defer) (struct ata_queued_cmd *qc); void (*qc_prep) (struct ata_queued_cmd *qc); @@ -832,8 +846,6 @@ extern int ata_busy_sleep(struct ata_port *ap, unsigned long timeout_pat, unsigned long timeout); extern void ata_wait_after_reset(struct ata_port *ap, unsigned long deadline); extern int ata_wait_ready(struct ata_port *ap, unsigned long deadline); -extern void ata_port_queue_task(struct ata_port *ap, work_func_t fn, - void *data, unsigned long delay); extern u32 ata_wait_register(void __iomem *reg, u32 mask, u32 val, unsigned long interval_msec, unsigned long timeout_msec); @@ -848,6 +860,16 @@ extern void ata_tf_read(struct ata_port *ap, struct ata_taskfile *tf); extern void ata_tf_to_fis(const struct ata_taskfile *tf, u8 pmp, int is_cmd, u8 *fis); extern void ata_tf_from_fis(const u8 *fis, struct ata_taskfile *tf); +extern unsigned long ata_pack_xfermask(unsigned long pio_mask, + unsigned long mwdma_mask, unsigned long udma_mask); +extern void ata_unpack_xfermask(unsigned long xfer_mask, + unsigned long *pio_mask, unsigned long *mwdma_mask, + unsigned long *udma_mask); +extern u8 ata_xfer_mask2mode(unsigned long xfer_mask); +extern unsigned long ata_xfer_mode2mask(u8 xfer_mode); +extern int ata_xfer_mode2shift(unsigned long xfer_mode); +extern const char *ata_mode_string(unsigned long xfer_mask); +extern unsigned long ata_id_xfermask(const u16 *id); extern void ata_noop_dev_select(struct ata_port *ap, unsigned int device); extern void ata_std_dev_select(struct ata_port *ap, unsigned int device); extern u8 ata_check_status(struct ata_port *ap); @@ -856,17 +878,15 @@ extern void ata_exec_command(struct ata_port *ap, const struct ata_taskfile *tf) extern int ata_port_start(struct ata_port *ap); extern int ata_sff_port_start(struct ata_port *ap); extern irqreturn_t ata_interrupt(int irq, void *dev_instance); -extern void ata_data_xfer(struct ata_device *adev, unsigned char *buf, - unsigned int buflen, int write_data); -extern void ata_data_xfer_noirq(struct ata_device *adev, unsigned char *buf, - unsigned int buflen, int write_data); +extern unsigned int ata_data_xfer(struct ata_device *dev, + unsigned char *buf, unsigned int buflen, int rw); +extern unsigned int ata_data_xfer_noirq(struct ata_device *dev, + unsigned char *buf, unsigned int buflen, int rw); extern int ata_std_qc_defer(struct ata_queued_cmd *qc); extern void ata_dumb_qc_prep(struct ata_queued_cmd *qc); extern void ata_qc_prep(struct ata_queued_cmd *qc); extern void ata_noop_qc_prep(struct ata_queued_cmd *qc); extern unsigned int ata_qc_issue_prot(struct ata_queued_cmd *qc); -extern void ata_sg_init_one(struct ata_queued_cmd *qc, void *buf, - unsigned int buflen); extern void ata_sg_init(struct ata_queued_cmd *qc, struct scatterlist *sg, unsigned int n_elem); extern unsigned int ata_dev_classify(const struct ata_taskfile *tf); @@ -875,7 +895,6 @@ extern void ata_id_string(const u16 *id, unsigned char *s, unsigned int ofs, unsigned int len); extern void ata_id_c_string(const u16 *id, unsigned char *s, unsigned int ofs, unsigned int len); -extern void ata_id_to_dma_mode(struct ata_device *dev, u8 unknown); extern void ata_bmdma_setup(struct ata_queued_cmd *qc); extern void ata_bmdma_start(struct ata_queued_cmd *qc); extern void ata_bmdma_stop(struct ata_queued_cmd *qc); @@ -910,6 +929,7 @@ extern u8 ata_irq_on(struct ata_port *ap); extern int ata_cable_40wire(struct ata_port *ap); extern int ata_cable_80wire(struct ata_port *ap); extern int ata_cable_sata(struct ata_port *ap); +extern int ata_cable_ignore(struct ata_port *ap); extern int ata_cable_unknown(struct ata_port *ap); /* @@ -917,11 +937,13 @@ extern int ata_cable_unknown(struct ata_port *ap); */ extern unsigned int ata_pio_need_iordy(const struct ata_device *); +extern const struct ata_timing *ata_timing_find_mode(u8 xfer_mode); extern int ata_timing_compute(struct ata_device *, unsigned short, struct ata_timing *, int, int); extern void ata_timing_merge(const struct ata_timing *, const struct ata_timing *, struct ata_timing *, unsigned int); +extern u8 ata_timing_cycle2mode(unsigned int xfer_shift, int cycle); enum { ATA_TIMING_SETUP = (1 << 0), @@ -948,15 +970,40 @@ static inline const struct ata_acpi_gtm *ata_acpi_init_gtm(struct ata_port *ap) return &ap->__acpi_init_gtm; return NULL; } -extern int ata_acpi_cbl_80wire(struct ata_port *ap); int ata_acpi_stm(struct ata_port *ap, const struct ata_acpi_gtm *stm); int ata_acpi_gtm(struct ata_port *ap, struct ata_acpi_gtm *stm); +unsigned long ata_acpi_gtm_xfermask(struct ata_device *dev, + const struct ata_acpi_gtm *gtm); +int ata_acpi_cbl_80wire(struct ata_port *ap, const struct ata_acpi_gtm *gtm); #else static inline const struct ata_acpi_gtm *ata_acpi_init_gtm(struct ata_port *ap) { return NULL; } -static inline int ata_acpi_cbl_80wire(struct ata_port *ap) { return 0; } + +static inline int ata_acpi_stm(const struct ata_port *ap, + struct ata_acpi_gtm *stm) +{ + return -ENOSYS; +} + +static inline int ata_acpi_gtm(const struct ata_port *ap, + struct ata_acpi_gtm *stm) +{ + return -ENOSYS; +} + +static inline unsigned int ata_acpi_gtm_xfermask(struct ata_device *dev, + const struct ata_acpi_gtm *gtm) +{ + return 0; +} + +static inline int ata_acpi_cbl_80wire(struct ata_port *ap, + const struct ata_acpi_gtm *gtm) +{ + return 0; +} #endif #ifdef CONFIG_PCI @@ -985,8 +1032,12 @@ extern int ata_pci_init_bmdma(struct ata_host *host); extern int ata_pci_prepare_sff_host(struct pci_dev *pdev, const struct ata_port_info * const * ppi, struct ata_host **r_host); +extern int ata_pci_activate_sff_host(struct ata_host *host, + irq_handler_t irq_handler, + struct scsi_host_template *sht); extern int pci_test_config_bits(struct pci_dev *pdev, const struct pci_bits *bits); -extern unsigned long ata_pci_default_filter(struct ata_device *, unsigned long); +extern unsigned long ata_pci_default_filter(struct ata_device *dev, + unsigned long xfer_mask); #endif /* CONFIG_PCI */ /* @@ -1074,35 +1125,6 @@ extern void ata_port_pbar_desc(struct ata_port *ap, int bar, ssize_t offset, const char *name); #endif -/* - * qc helpers - */ -static inline struct scatterlist * -ata_qc_first_sg(struct ata_queued_cmd *qc) -{ - qc->n_iter = 0; - if (qc->n_elem) - return qc->__sg; - if (qc->pad_len) - return &qc->pad_sgent; - return NULL; -} - -static inline struct scatterlist * -ata_qc_next_sg(struct scatterlist *sg, struct ata_queued_cmd *qc) -{ - if (sg == &qc->pad_sgent) - return NULL; - if (++qc->n_iter < qc->n_elem) - return sg_next(sg); - if (qc->pad_len) - return &qc->pad_sgent; - return NULL; -} - -#define ata_for_each_sg(sg, qc) \ - for (sg = ata_qc_first_sg(qc); sg; sg = ata_qc_next_sg(sg, qc)) - static inline unsigned int ata_tag_valid(unsigned int tag) { return (tag < ATA_MAX_QUEUE) ? 1 : 0; @@ -1337,15 +1359,16 @@ static inline void ata_tf_init(struct ata_device *dev, struct ata_taskfile *tf) static inline void ata_qc_reinit(struct ata_queued_cmd *qc) { qc->dma_dir = DMA_NONE; - qc->__sg = NULL; + qc->sg = NULL; qc->flags = 0; qc->cursg = NULL; qc->cursg_ofs = 0; - qc->nbytes = qc->curbytes = 0; + qc->nbytes = qc->raw_nbytes = qc->curbytes = 0; qc->n_elem = 0; - qc->n_iter = 0; + qc->mapped_n_elem = 0; qc->err_mask = 0; qc->pad_len = 0; + qc->last_sg = NULL; qc->sect_size = ATA_SECT_SIZE; ata_tf_init(qc->dev, &qc->tf); @@ -1362,6 +1385,27 @@ static inline int ata_try_flush_cache(const struct ata_device *dev) ata_id_has_flush_ext(dev->id); } +static inline int atapi_cmd_type(u8 opcode) +{ + switch (opcode) { + case GPCMD_READ_10: + case GPCMD_READ_12: + return ATAPI_READ; + + case GPCMD_WRITE_10: + case GPCMD_WRITE_12: + case GPCMD_WRITE_AND_VERIFY_10: + return ATAPI_WRITE; + + case GPCMD_READ_CD: + case GPCMD_READ_CD_MSF: + return ATAPI_READ_CD; + + default: + return ATAPI_MISC; + } +} + static inline unsigned int ac_err_mask(u8 status) { if (status & (ATA_BUSY | ATA_DRQ)) diff --git a/include/linux/linkage.h b/include/linux/linkage.h index ff203dd02919..3faf599ea58e 100644 --- a/include/linux/linkage.h +++ b/include/linux/linkage.h @@ -13,6 +13,10 @@ #define asmlinkage CPP_ASMLINKAGE #endif +#ifndef asmregparm +# define asmregparm +#endif + #ifndef prevent_tail_call # define prevent_tail_call(ret) do { } while (0) #endif @@ -53,6 +57,10 @@ .size name, .-name #endif +/* If symbol 'name' is treated as a subroutine (gets called, and returns) + * then please use ENDPROC to mark 'name' as STT_FUNC for the benefit of + * static analysis tools such as stack depth analyzer. + */ #ifndef ENDPROC #define ENDPROC(name) \ .type name, @function; \ diff --git a/include/linux/llc.h b/include/linux/llc.h index 09f2e6d0e9eb..7733585603f1 100644 --- a/include/linux/llc.h +++ b/include/linux/llc.h @@ -49,9 +49,9 @@ enum llc_sockopts { /* LLC SAP types. */ #define LLC_SAP_NULL 0x00 /* NULL SAP. */ -#define LLC_SAP_LLC 0x02 /* LLC Sublayer Managment. */ +#define LLC_SAP_LLC 0x02 /* LLC Sublayer Management. */ #define LLC_SAP_SNA 0x04 /* SNA Path Control. */ -#define LLC_SAP_PNM 0x0E /* Proway Network Managment. */ +#define LLC_SAP_PNM 0x0E /* Proway Network Management. */ #define LLC_SAP_IP 0x06 /* TCP/IP. */ #define LLC_SAP_BSPAN 0x42 /* Bridge Spanning Tree Proto */ #define LLC_SAP_MMS 0x4E /* Manufacturing Message Srv. */ diff --git a/include/linux/lockd/bind.h b/include/linux/lockd/bind.h index 6f1637c61e10..3d25bcd139d1 100644 --- a/include/linux/lockd/bind.h +++ b/include/linux/lockd/bind.h @@ -33,9 +33,26 @@ struct nlmsvc_binding { extern struct nlmsvc_binding * nlmsvc_ops; /* + * Similar to nfs_client_initdata, but without the NFS-specific + * rpc_ops field. + */ +struct nlmclnt_initdata { + const char *hostname; + const struct sockaddr *address; + size_t addrlen; + unsigned short protocol; + u32 nfs_version; +}; + +/* * Functions exported by the lockd module */ -extern int nlmclnt_proc(struct inode *, int, struct file_lock *); + +extern struct nlm_host *nlmclnt_init(const struct nlmclnt_initdata *nlm_init); +extern void nlmclnt_done(struct nlm_host *host); + +extern int nlmclnt_proc(struct nlm_host *host, int cmd, + struct file_lock *fl); extern int lockd_up(int proto); extern void lockd_down(void); diff --git a/include/linux/lockd/lockd.h b/include/linux/lockd/lockd.h index e2d1ce36b367..4babb2a129ac 100644 --- a/include/linux/lockd/lockd.h +++ b/include/linux/lockd/lockd.h @@ -173,14 +173,17 @@ void nlmclnt_next_cookie(struct nlm_cookie *); /* * Host cache */ -struct nlm_host * nlmclnt_lookup_host(const struct sockaddr_in *, int, int, const char *, int); -struct nlm_host * nlmsvc_lookup_host(struct svc_rqst *, const char *, int); +struct nlm_host *nlmclnt_lookup_host(const struct sockaddr_in *, int, int, + const char *, unsigned int); +struct nlm_host *nlmsvc_lookup_host(struct svc_rqst *, const char *, + unsigned int); 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); -extern void nlm_host_rebooted(const struct sockaddr_in *, const char *, int, u32); +extern void nlm_host_rebooted(const struct sockaddr_in *, const char *, + unsigned int, u32); void nsm_release(struct nsm_handle *); diff --git a/include/linux/lockd/xdr.h b/include/linux/lockd/xdr.h index 83a1f9f6237b..df18fa053bcd 100644 --- a/include/linux/lockd/xdr.h +++ b/include/linux/lockd/xdr.h @@ -29,7 +29,7 @@ struct svc_rqst; /* Lock info passed via NLM */ struct nlm_lock { char * caller; - int len; /* length of "caller" */ + unsigned int len; /* length of "caller" */ struct nfs_fh fh; struct xdr_netobj oh; u32 svid; @@ -78,7 +78,7 @@ struct nlm_res { */ struct nlm_reboot { char * mon; - int len; + unsigned int len; u32 state; __be32 addr; __be32 vers; diff --git a/include/linux/log2.h b/include/linux/log2.h index c8cf5e8ef171..25b808631cd9 100644 --- a/include/linux/log2.h +++ b/include/linux/log2.h @@ -190,4 +190,20 @@ unsigned long __rounddown_pow_of_two(unsigned long n) __rounddown_pow_of_two(n) \ ) +/** + * order_base_2 - calculate the (rounded up) base 2 order of the argument + * @n: parameter + * + * The first few values calculated by this routine: + * ob2(0) = 0 + * ob2(1) = 0 + * ob2(2) = 1 + * ob2(3) = 2 + * ob2(4) = 2 + * ob2(5) = 3 + * ... and so on. + */ + +#define order_base_2(n) ilog2(roundup_pow_of_two(n)) + #endif /* _LINUX_LOG2_H */ diff --git a/include/linux/loop.h b/include/linux/loop.h index 26a0a103898f..46169a7b559b 100644 --- a/include/linux/loop.h +++ b/include/linux/loop.h @@ -76,6 +76,7 @@ struct loop_device { enum { LO_FLAGS_READ_ONLY = 1, LO_FLAGS_USE_AOPS = 2, + LO_FLAGS_AUTOCLEAR = 4, }; #include <asm/posix_types.h> /* for __kernel_old_dev_t */ diff --git a/include/linux/lp.h b/include/linux/lp.h index 7059b6b9878a..0df024bfd6f0 100644 --- a/include/linux/lp.h +++ b/include/linux/lp.h @@ -99,7 +99,7 @@ #ifdef __KERNEL__ #include <linux/wait.h> -#include <asm/semaphore.h> +#include <linux/mutex.h> /* Magic numbers for defining port-device mappings */ #define LP_PARPORT_UNSPEC -4 @@ -145,7 +145,7 @@ struct lp_struct { #endif wait_queue_head_t waitq; unsigned int last_error; - struct semaphore port_mutex; + struct mutex port_mutex; wait_queue_head_t dataq; long timeout; unsigned int best_mode; diff --git a/include/linux/m41t00.h b/include/linux/m41t00.h deleted file mode 100644 index b423360ca38e..000000000000 --- a/include/linux/m41t00.h +++ /dev/null @@ -1,50 +0,0 @@ -/* - * Definitions for the ST M41T00 family of i2c rtc chips. - * - * Author: Mark A. Greer <mgreer@mvista.com> - * - * 2005, 2006 (c) MontaVista Software, Inc. This file is licensed under - * the terms of the GNU General Public License version 2. This program - * is licensed "as is" without any warranty of any kind, whether express - * or implied. - */ - -#ifndef _M41T00_H -#define _M41T00_H - -#define M41T00_DRV_NAME "m41t00" -#define M41T00_I2C_ADDR 0x68 - -#define M41T00_TYPE_M41T00 0 -#define M41T00_TYPE_M41T81 81 -#define M41T00_TYPE_M41T85 85 - -struct m41t00_platform_data { - u8 type; - u8 i2c_addr; - u8 sqw_freq; -}; - -/* SQW output disabled, this is default value by power on */ -#define M41T00_SQW_DISABLE (0) - -#define M41T00_SQW_32KHZ (1<<4) /* 32.768 KHz */ -#define M41T00_SQW_8KHZ (2<<4) /* 8.192 KHz */ -#define M41T00_SQW_4KHZ (3<<4) /* 4.096 KHz */ -#define M41T00_SQW_2KHZ (4<<4) /* 2.048 KHz */ -#define M41T00_SQW_1KHZ (5<<4) /* 1.024 KHz */ -#define M41T00_SQW_512HZ (6<<4) /* 512 Hz */ -#define M41T00_SQW_256HZ (7<<4) /* 256 Hz */ -#define M41T00_SQW_128HZ (8<<4) /* 128 Hz */ -#define M41T00_SQW_64HZ (9<<4) /* 64 Hz */ -#define M41T00_SQW_32HZ (10<<4) /* 32 Hz */ -#define M41T00_SQW_16HZ (11<<4) /* 16 Hz */ -#define M41T00_SQW_8HZ (12<<4) /* 8 Hz */ -#define M41T00_SQW_4HZ (13<<4) /* 4 Hz */ -#define M41T00_SQW_2HZ (14<<4) /* 2 Hz */ -#define M41T00_SQW_1HZ (15<<4) /* 1 Hz */ - -extern ulong m41t00_get_rtc_time(void); -extern int m41t00_set_rtc_time(ulong nowtime); - -#endif /* _M41T00_H */ diff --git a/include/linux/miscdevice.h b/include/linux/miscdevice.h index dff9ea32606a..24b30b9b4f8a 100644 --- a/include/linux/miscdevice.h +++ b/include/linux/miscdevice.h @@ -43,7 +43,15 @@ struct miscdevice { }; extern int misc_register(struct miscdevice * misc); -extern int misc_deregister(struct miscdevice * misc); +extern int __misc_deregister(struct miscdevice *misc, bool suspended); +static inline int misc_deregister(struct miscdevice *misc) +{ + return __misc_deregister(misc, false); +} +static inline int misc_deregister_suspended(struct miscdevice *misc) +{ + return __misc_deregister(misc, true); +} #define MODULE_ALIAS_MISCDEV(minor) \ MODULE_ALIAS("char-major-" __stringify(MISC_MAJOR) \ diff --git a/include/linux/mm.h b/include/linux/mm.h index 1b7b95c67aca..89d7c691b93a 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -12,7 +12,6 @@ #include <linux/prio_tree.h> #include <linux/debug_locks.h> #include <linux/mm_types.h> -#include <linux/security.h> struct mempolicy; struct anon_vma; @@ -34,6 +33,8 @@ extern int sysctl_legacy_va_layout; #define sysctl_legacy_va_layout 0 #endif +extern unsigned long mmap_min_addr; + #include <asm/page.h> #include <asm/pgtable.h> #include <asm/processor.h> @@ -226,10 +227,22 @@ static inline int put_page_testzero(struct page *page) */ static inline int get_page_unless_zero(struct page *page) { - VM_BUG_ON(PageCompound(page)); + VM_BUG_ON(PageTail(page)); return atomic_inc_not_zero(&page->_count); } +/* Support for virtually mapped pages */ +struct page *vmalloc_to_page(const void *addr); +unsigned long vmalloc_to_pfn(const void *addr); + +/* Determine if an address is within the vmalloc range */ +static inline int is_vmalloc_addr(const void *x) +{ + unsigned long addr = (unsigned long)x; + + return addr >= VMALLOC_START && addr < VMALLOC_END; +} + static inline struct page *compound_head(struct page *page) { if (unlikely(PageTail(page))) @@ -705,6 +718,28 @@ unsigned long unmap_vmas(struct mmu_gather **tlb, struct vm_area_struct *start_vma, unsigned long start_addr, unsigned long end_addr, unsigned long *nr_accounted, struct zap_details *); + +/** + * mm_walk - callbacks for walk_page_range + * @pgd_entry: if set, called for each non-empty PGD (top-level) entry + * @pud_entry: if set, called for each non-empty PUD (2nd-level) entry + * @pmd_entry: if set, called for each non-empty PMD (3rd-level) entry + * @pte_entry: if set, called for each non-empty PTE (4th-level) entry + * @pte_hole: if set, called for each hole at all levels + * + * (see walk_page_range for more details) + */ +struct mm_walk { + int (*pgd_entry)(pgd_t *, unsigned long, unsigned long, void *); + int (*pud_entry)(pud_t *, unsigned long, unsigned long, void *); + int (*pmd_entry)(pmd_t *, unsigned long, unsigned long, void *); + int (*pte_entry)(pte_t *, unsigned long, unsigned long, void *); + int (*pte_hole)(unsigned long, unsigned long, void *); +}; + +int walk_page_range(const struct mm_struct *, unsigned long addr, + unsigned long end, const struct mm_walk *walk, + void *private); void free_pgd_range(struct mmu_gather **tlb, unsigned long addr, unsigned long end, unsigned long floor, unsigned long ceiling); void free_pgtables(struct mmu_gather **tlb, struct vm_area_struct *start_vma, @@ -1088,8 +1123,6 @@ static inline unsigned long vma_pages(struct vm_area_struct *vma) pgprot_t vm_get_page_prot(unsigned long vm_flags); struct vm_area_struct *find_extend_vma(struct mm_struct *, unsigned long addr); -struct page *vmalloc_to_page(void *addr); -unsigned long vmalloc_to_pfn(void *addr); int remap_pfn_range(struct vm_area_struct *, unsigned long addr, unsigned long pfn, unsigned long size, pgprot_t); int vm_insert_page(struct vm_area_struct *, unsigned long addr, struct page *); @@ -1117,9 +1150,21 @@ static inline void vm_stat_account(struct mm_struct *mm, } #endif /* CONFIG_PROC_FS */ -#ifndef CONFIG_DEBUG_PAGEALLOC +#ifdef CONFIG_DEBUG_PAGEALLOC +extern int debug_pagealloc_enabled; + +extern void kernel_map_pages(struct page *page, int numpages, int enable); + +static inline void enable_debug_pagealloc(void) +{ + debug_pagealloc_enabled = 1; +} +#else static inline void kernel_map_pages(struct page *page, int numpages, int enable) {} +static inline void enable_debug_pagealloc(void) +{ +} #endif extern struct vm_area_struct *get_gate_vma(struct task_struct *tsk); @@ -1145,6 +1190,7 @@ extern int randomize_va_space; #endif const char * arch_vma_name(struct vm_area_struct *vma); +void print_vma_addr(char *prefix, unsigned long rip); struct page *sparse_mem_map_populate(unsigned long pnum, int nid); pgd_t *vmemmap_pgd_populate(unsigned long addr, int node); diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h index 4c4522a51a3b..8d8d1977736e 100644 --- a/include/linux/mmzone.h +++ b/include/linux/mmzone.h @@ -113,7 +113,7 @@ struct per_cpu_pages { }; struct per_cpu_pageset { - struct per_cpu_pages pcp[2]; /* 0: hot. 1: cold */ + struct per_cpu_pages pcp; #ifdef CONFIG_NUMA s8 expire; #endif diff --git a/include/linux/mod_devicetable.h b/include/linux/mod_devicetable.h index e9fddb42f26c..139d49d2f078 100644 --- a/include/linux/mod_devicetable.h +++ b/include/linux/mod_devicetable.h @@ -343,7 +343,8 @@ struct sdio_device_id { __u8 class; /* Standard interface or SDIO_ANY_ID */ __u16 vendor; /* Vendor or SDIO_ANY_ID */ __u16 device; /* Device ID or SDIO_ANY_ID */ - kernel_ulong_t driver_data; /* Data private to the driver */ + kernel_ulong_t driver_data /* Data private to the driver */ + __attribute__((aligned(sizeof(kernel_ulong_t)))); }; /* SSB core, see drivers/ssb/ */ diff --git a/include/linux/module.h b/include/linux/module.h index 2cbc0b87e329..ac481e2094fd 100644 --- a/include/linux/module.h +++ b/include/linux/module.h @@ -178,7 +178,7 @@ void *__symbol_get_gpl(const char *symbol); #define __CRC_SYMBOL(sym, sec) \ extern void *__crc_##sym __attribute__((weak)); \ static const unsigned long __kcrctab_##sym \ - __attribute_used__ \ + __used \ __attribute__((section("__kcrctab" sec), unused)) \ = (unsigned long) &__crc_##sym; #else @@ -193,7 +193,7 @@ void *__symbol_get_gpl(const char *symbol); __attribute__((section("__ksymtab_strings"))) \ = MODULE_SYMBOL_PREFIX #sym; \ static const struct kernel_symbol __ksymtab_##sym \ - __attribute_used__ \ + __used \ __attribute__((section("__ksymtab" sec), unused)) \ = { (unsigned long)&sym, __kstrtab_##sym } @@ -446,11 +446,14 @@ static inline void __module_get(struct module *module) __mod ? __mod->name : "kernel"; \ }) -/* For kallsyms to ask for address resolution. NULL means not found. */ -const char *module_address_lookup(unsigned long addr, - unsigned long *symbolsize, - unsigned long *offset, - char **modname); +/* For kallsyms to ask for address resolution. namebuf should be at + * least KSYM_NAME_LEN long: a pointer to namebuf is returned if + * found, otherwise NULL. */ +char *module_address_lookup(unsigned long addr, + unsigned long *symbolsize, + unsigned long *offset, + char **modname, + char *namebuf); int lookup_module_symbol_name(unsigned long addr, char *symname); int lookup_module_symbol_attrs(unsigned long addr, unsigned long *size, unsigned long *offset, char *modname, char *name); @@ -516,10 +519,11 @@ static inline void module_put(struct module *module) #define module_name(mod) "kernel" /* For kallsyms to ask for address resolution. NULL means not found. */ -static inline const char *module_address_lookup(unsigned long addr, - unsigned long *symbolsize, - unsigned long *offset, - char **modname) +static inline char *module_address_lookup(unsigned long addr, + unsigned long *symbolsize, + unsigned long *offset, + char **modname, + char *namebuf) { return NULL; } @@ -574,7 +578,9 @@ struct device_driver; #ifdef CONFIG_SYSFS struct module; -extern struct kset module_subsys; +extern struct kset *module_kset; +extern struct kobj_type module_ktype; +extern int module_sysfs_initialized; int mod_sysfs_init(struct module *mod); int mod_sysfs_setup(struct module *mod, @@ -607,21 +613,6 @@ static inline void module_remove_modinfo_attrs(struct module *mod) #endif /* CONFIG_SYSFS */ -#if defined(CONFIG_SYSFS) && defined(CONFIG_MODULES) - -void module_add_driver(struct module *mod, struct device_driver *drv); -void module_remove_driver(struct device_driver *drv); - -#else /* not both CONFIG_SYSFS && CONFIG_MODULES */ - -static inline void module_add_driver(struct module *mod, struct device_driver *drv) -{ } - -static inline void module_remove_driver(struct device_driver *drv) -{ } - -#endif - #define symbol_request(x) try_then_request_module(symbol_get(x), "symbol:" #x) /* BELOW HERE ALL THESE ARE OBSOLETE AND WILL VANISH */ diff --git a/include/linux/moduleparam.h b/include/linux/moduleparam.h index 13410b20600f..8126e55c5bdc 100644 --- a/include/linux/moduleparam.h +++ b/include/linux/moduleparam.h @@ -18,7 +18,7 @@ #define __module_cat(a,b) ___module_cat(a,b) #define __MODULE_INFO(tag, name, info) \ static const char __module_cat(name,__LINE__)[] \ - __attribute_used__ \ + __used \ __attribute__((section(".modinfo"),unused)) = __stringify(tag) "=" info #else /* !MODULE */ #define __MODULE_INFO(tag, name, info) @@ -72,7 +72,7 @@ struct kparam_array BUILD_BUG_ON_ZERO((perm) < 0 || (perm) > 0777 || ((perm) & 2)); \ static const char __param_str_##name[] = prefix #name; \ static struct kernel_param const __param_##name \ - __attribute_used__ \ + __used \ __attribute__ ((unused,__section__ ("__param"),aligned(sizeof(void *)))) \ = { __param_str_##name, perm, set, get, { arg } } diff --git a/include/linux/mutex.h b/include/linux/mutex.h index 601479772b98..05c590352dd7 100644 --- a/include/linux/mutex.h +++ b/include/linux/mutex.h @@ -125,15 +125,20 @@ static inline int fastcall mutex_is_locked(struct mutex *lock) extern void mutex_lock_nested(struct mutex *lock, unsigned int subclass); extern int __must_check mutex_lock_interruptible_nested(struct mutex *lock, unsigned int subclass); +extern int __must_check mutex_lock_killable_nested(struct mutex *lock, + unsigned int subclass); #define mutex_lock(lock) mutex_lock_nested(lock, 0) #define mutex_lock_interruptible(lock) mutex_lock_interruptible_nested(lock, 0) +#define mutex_lock_killable(lock) mutex_lock_killable_nested(lock, 0) #else extern void fastcall mutex_lock(struct mutex *lock); extern int __must_check fastcall mutex_lock_interruptible(struct mutex *lock); +extern int __must_check fastcall mutex_lock_killable(struct mutex *lock); # define mutex_lock_nested(lock, subclass) mutex_lock(lock) # define mutex_lock_interruptible_nested(lock, subclass) mutex_lock_interruptible(lock) +# define mutex_lock_killable_nested(lock, subclass) mutex_lock_killable(lock) #endif /* diff --git a/include/linux/mv643xx.h b/include/linux/mv643xx.h index d2ae6185f03b..69327b7b4ce4 100644 --- a/include/linux/mv643xx.h +++ b/include/linux/mv643xx.h @@ -15,6 +15,7 @@ #include <asm/types.h> #include <linux/mv643xx_eth.h> +#include <linux/mv643xx_i2c.h> /****************************************/ /* Processor Address Space */ @@ -863,7 +864,6 @@ /* I2C Registers */ /****************************************/ -#define MV64XXX_I2C_CTLR_NAME "mv64xxx_i2c" #define MV64XXX_I2C_OFFSET 0xc000 #define MV64XXX_I2C_REG_BLOCK_SIZE 0x0020 @@ -968,14 +968,6 @@ struct mpsc_pdata { u32 brg_clk_freq; }; -/* i2c Platform Device, Driver Data */ -struct mv64xxx_i2c_pdata { - u32 freq_m; - u32 freq_n; - u32 timeout; /* In milliseconds */ - u32 retries; -}; - /* Watchdog Platform Device, Driver Data */ #define MV64x60_WDT_NAME "mv64x60_wdt" diff --git a/include/linux/mv643xx_i2c.h b/include/linux/mv643xx_i2c.h new file mode 100644 index 000000000000..5db5152e9de5 --- /dev/null +++ b/include/linux/mv643xx_i2c.h @@ -0,0 +1,22 @@ +/* + * 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 _MV64XXX_I2C_H_ +#define _MV64XXX_I2C_H_ + +#include <linux/types.h> + +#define MV64XXX_I2C_CTLR_NAME "mv64xxx_i2c" + +/* i2c Platform Device, Driver Data */ +struct mv64xxx_i2c_pdata { + u32 freq_m; + u32 freq_n; + u32 timeout; /* In milliseconds */ +}; + +#endif /*_MV64XXX_I2C_H_*/ diff --git a/include/linux/net.h b/include/linux/net.h index 596131ea46f4..c414d90e647b 100644 --- a/include/linux/net.h +++ b/include/linux/net.h @@ -22,6 +22,7 @@ #include <asm/socket.h> struct poll_table_struct; +struct pipe_inode_info; struct inode; struct net; @@ -172,6 +173,8 @@ struct proto_ops { struct vm_area_struct * vma); ssize_t (*sendpage) (struct socket *sock, struct page *page, int offset, size_t size, int flags); + ssize_t (*splice_read)(struct socket *sock, loff_t *ppos, + struct pipe_inode_info *pipe, size_t len, unsigned int flags); }; struct net_proto_family { @@ -183,6 +186,13 @@ struct net_proto_family { struct iovec; struct kvec; +enum { + SOCK_WAKE_IO, + SOCK_WAKE_WAITD, + SOCK_WAKE_SPACE, + SOCK_WAKE_URG, +}; + extern int sock_wake_async(struct socket *sk, int how, int band); extern int sock_register(const struct net_proto_family *fam); extern void sock_unregister(int family); @@ -327,7 +337,6 @@ static const struct proto_ops name##_ops = { \ #ifdef CONFIG_SYSCTL #include <linux/sysctl.h> -extern ctl_table net_table[]; extern int net_msg_cost; extern int net_msg_burst; #endif diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h index b0813c3286b1..047d432bde55 100644 --- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h @@ -1414,12 +1414,16 @@ extern void dev_set_rx_mode(struct net_device *dev); extern void __dev_set_rx_mode(struct net_device *dev); extern int dev_unicast_delete(struct net_device *dev, void *addr, int alen); extern int dev_unicast_add(struct net_device *dev, void *addr, int alen); +extern int dev_unicast_sync(struct net_device *to, struct net_device *from); +extern void dev_unicast_unsync(struct net_device *to, struct net_device *from); extern int dev_mc_delete(struct net_device *dev, void *addr, int alen, int all); extern int dev_mc_add(struct net_device *dev, void *addr, int alen, int newonly); extern int dev_mc_sync(struct net_device *to, struct net_device *from); extern void dev_mc_unsync(struct net_device *to, struct net_device *from); extern int __dev_addr_delete(struct dev_addr_list **list, int *count, void *addr, int alen, int all); extern int __dev_addr_add(struct dev_addr_list **list, int *count, void *addr, int alen, int newonly); +extern int __dev_addr_sync(struct dev_addr_list **to, int *to_count, struct dev_addr_list **from, int *from_count); +extern void __dev_addr_unsync(struct dev_addr_list **to, int *to_count, struct dev_addr_list **from, int *from_count); extern void dev_set_promiscuity(struct net_device *dev, int inc); extern void dev_set_allmulti(struct net_device *dev, int inc); extern void netdev_state_change(struct net_device *dev); diff --git a/include/linux/netfilter.h b/include/linux/netfilter.h index 16adac688af5..d74e79bacd2d 100644 --- a/include/linux/netfilter.h +++ b/include/linux/netfilter.h @@ -7,6 +7,8 @@ #include <linux/skbuff.h> #include <linux/net.h> #include <linux/if.h> +#include <linux/in.h> +#include <linux/in6.h> #include <linux/wait.h> #include <linux/list.h> #endif @@ -39,6 +41,23 @@ #define NFC_ALTERED 0x8000 #endif +enum nf_inet_hooks { + NF_INET_PRE_ROUTING, + NF_INET_LOCAL_IN, + NF_INET_FORWARD, + NF_INET_LOCAL_OUT, + NF_INET_POST_ROUTING, + NF_INET_NUMHOOKS +}; + +union nf_inet_addr { + u_int32_t all[4]; + __be32 ip; + __be32 ip6[4]; + struct in_addr in; + struct in6_addr in6; +}; + #ifdef __KERNEL__ #ifdef CONFIG_NETFILTER @@ -92,19 +111,6 @@ struct nf_sockopt_ops struct module *owner; }; -/* Each queued (to userspace) skbuff has one of these. */ -struct nf_info -{ - /* The ops struct which sent us to userspace. */ - struct nf_hook_ops *elem; - - /* If we're sent to userspace, this keeps housekeeping info */ - int pf; - unsigned int hook; - struct net_device *indev, *outdev; - int (*okfn)(struct sk_buff *); -}; - /* Function to register/unregister hook points. */ int nf_register_hook(struct nf_hook_ops *reg); void nf_unregister_hook(struct nf_hook_ops *reg); @@ -118,71 +124,12 @@ void nf_unregister_sockopt(struct nf_sockopt_ops *reg); #ifdef CONFIG_SYSCTL /* Sysctl registration */ -struct ctl_table_header *nf_register_sysctl_table(struct ctl_table *path, - struct ctl_table *table); -void nf_unregister_sysctl_table(struct ctl_table_header *header, - struct ctl_table *table); -extern struct ctl_table nf_net_netfilter_sysctl_path[]; -extern struct ctl_table nf_net_ipv4_netfilter_sysctl_path[]; +extern struct ctl_path nf_net_netfilter_sysctl_path[]; +extern struct ctl_path nf_net_ipv4_netfilter_sysctl_path[]; #endif /* CONFIG_SYSCTL */ extern struct list_head nf_hooks[NPROTO][NF_MAX_HOOKS]; -/* those NF_LOG_* defines and struct nf_loginfo are legacy definitios that will - * disappear once iptables is replaced with pkttables. Please DO NOT use them - * for any new code! */ -#define NF_LOG_TCPSEQ 0x01 /* Log TCP sequence numbers */ -#define NF_LOG_TCPOPT 0x02 /* Log TCP options */ -#define NF_LOG_IPOPT 0x04 /* Log IP options */ -#define NF_LOG_UID 0x08 /* Log UID owning local socket */ -#define NF_LOG_MASK 0x0f - -#define NF_LOG_TYPE_LOG 0x01 -#define NF_LOG_TYPE_ULOG 0x02 - -struct nf_loginfo { - u_int8_t type; - union { - struct { - u_int32_t copy_len; - u_int16_t group; - u_int16_t qthreshold; - } ulog; - struct { - u_int8_t level; - u_int8_t logflags; - } log; - } u; -}; - -typedef void nf_logfn(unsigned int pf, - unsigned int hooknum, - const struct sk_buff *skb, - const struct net_device *in, - const struct net_device *out, - const struct nf_loginfo *li, - const char *prefix); - -struct nf_logger { - struct module *me; - nf_logfn *logfn; - char *name; -}; - -/* Function to register/unregister log function. */ -int nf_log_register(int pf, struct nf_logger *logger); -void nf_log_unregister(struct nf_logger *logger); -void nf_log_unregister_pf(int pf); - -/* Calls the registered backend logging function */ -void nf_log_packet(int pf, - unsigned int hooknum, - const struct sk_buff *skb, - const struct net_device *in, - const struct net_device *out, - struct nf_loginfo *li, - const char *fmt, ...); - int nf_hook_slow(int pf, unsigned int hook, struct sk_buff *skb, struct net_device *indev, struct net_device *outdev, int (*okfn)(struct sk_buff *), int thresh); @@ -265,65 +212,28 @@ int compat_nf_setsockopt(struct sock *sk, int pf, int optval, int compat_nf_getsockopt(struct sock *sk, int pf, int optval, char __user *opt, int *len); -/* Packet queuing */ -struct nf_queue_handler { - int (*outfn)(struct sk_buff *skb, struct nf_info *info, - unsigned int queuenum, void *data); - void *data; - char *name; -}; -extern int nf_register_queue_handler(int pf, - struct nf_queue_handler *qh); -extern int nf_unregister_queue_handler(int pf, - struct nf_queue_handler *qh); -extern void nf_unregister_queue_handlers(struct nf_queue_handler *qh); -extern void nf_reinject(struct sk_buff *skb, - struct nf_info *info, - unsigned int verdict); - -/* FIXME: Before cache is ever used, this must be implemented for real. */ -extern void nf_invalidate_cache(int pf); - /* Call this before modifying an existing packet: ensures it is modifiable and linear to the point you care about (writable_len). Returns true or false. */ extern int skb_make_writable(struct sk_buff *skb, unsigned int writable_len); -static inline void nf_csum_replace4(__sum16 *sum, __be32 from, __be32 to) -{ - __be32 diff[] = { ~from, to }; - - *sum = csum_fold(csum_partial((char *)diff, sizeof(diff), ~csum_unfold(*sum))); -} - -static inline void nf_csum_replace2(__sum16 *sum, __be16 from, __be16 to) -{ - nf_csum_replace4(sum, (__force __be32)from, (__force __be32)to); -} - -extern void nf_proto_csum_replace4(__sum16 *sum, struct sk_buff *skb, - __be32 from, __be32 to, int pseudohdr); - -static inline void nf_proto_csum_replace2(__sum16 *sum, struct sk_buff *skb, - __be16 from, __be16 to, int pseudohdr) -{ - nf_proto_csum_replace4(sum, skb, (__force __be32)from, - (__force __be32)to, pseudohdr); -} +struct flowi; +struct nf_queue_entry; struct nf_afinfo { unsigned short family; __sum16 (*checksum)(struct sk_buff *skb, unsigned int hook, unsigned int dataoff, u_int8_t protocol); + int (*route)(struct dst_entry **dst, struct flowi *fl); void (*saveroute)(const struct sk_buff *skb, - struct nf_info *info); + struct nf_queue_entry *entry); int (*reroute)(struct sk_buff *skb, - const struct nf_info *info); + const struct nf_queue_entry *entry); int route_key_size; }; -extern struct nf_afinfo *nf_afinfo[]; -static inline struct nf_afinfo *nf_get_afinfo(unsigned short family) +extern const struct nf_afinfo *nf_afinfo[NPROTO]; +static inline const struct nf_afinfo *nf_get_afinfo(unsigned short family) { return rcu_dereference(nf_afinfo[family]); } @@ -332,7 +242,7 @@ static inline __sum16 nf_checksum(struct sk_buff *skb, unsigned int hook, unsigned int dataoff, u_int8_t protocol, unsigned short family) { - struct nf_afinfo *afinfo; + const struct nf_afinfo *afinfo; __sum16 csum = 0; rcu_read_lock(); @@ -343,10 +253,8 @@ nf_checksum(struct sk_buff *skb, unsigned int hook, unsigned int dataoff, return csum; } -extern int nf_register_afinfo(struct nf_afinfo *afinfo); -extern void nf_unregister_afinfo(struct nf_afinfo *afinfo); - -#define nf_info_reroute(x) ((void *)x + sizeof(struct nf_info)) +extern int nf_register_afinfo(const struct nf_afinfo *afinfo); +extern void nf_unregister_afinfo(const struct nf_afinfo *afinfo); #include <net/flow.h> extern void (*ip_nat_decode_session)(struct sk_buff *, struct flowi *); @@ -354,11 +262,16 @@ extern void (*ip_nat_decode_session)(struct sk_buff *, struct flowi *); static inline void nf_nat_decode_session(struct sk_buff *skb, struct flowi *fl, int family) { -#if defined(CONFIG_IP_NF_NAT_NEEDED) || defined(CONFIG_NF_NAT_NEEDED) +#ifdef CONFIG_NF_NAT_NEEDED void (*decodefn)(struct sk_buff *, struct flowi *); - if (family == AF_INET && (decodefn = ip_nat_decode_session) != NULL) - decodefn(skb, fl); + if (family == AF_INET) { + rcu_read_lock(); + decodefn = rcu_dereference(ip_nat_decode_session); + if (decodefn) + decodefn(skb, fl); + rcu_read_unlock(); + } #endif } diff --git a/include/linux/netfilter/Kbuild b/include/linux/netfilter/Kbuild index b87e83a5e070..91fef0cae42f 100644 --- a/include/linux/netfilter/Kbuild +++ b/include/linux/netfilter/Kbuild @@ -10,6 +10,7 @@ header-y += xt_DSCP.h header-y += xt_MARK.h header-y += xt_NFLOG.h header-y += xt_NFQUEUE.h +header-y += xt_RATEEST.h header-y += xt_SECMARK.h header-y += xt_TCPMSS.h header-y += xt_comment.h @@ -20,14 +21,17 @@ header-y += xt_dccp.h header-y += xt_dscp.h header-y += xt_esp.h header-y += xt_hashlimit.h +header-y += xt_iprange.h header-y += xt_helper.h header-y += xt_length.h header-y += xt_limit.h header-y += xt_mac.h header-y += xt_mark.h header-y += xt_multiport.h +header-y += xt_owner.h header-y += xt_pkttype.h header-y += xt_policy.h +header-y += xt_rateest.h header-y += xt_realm.h header-y += xt_sctp.h header-y += xt_state.h diff --git a/include/linux/netfilter/nf_conntrack_common.h b/include/linux/netfilter/nf_conntrack_common.h index 9e0dae07861e..bad1eb760f61 100644 --- a/include/linux/netfilter/nf_conntrack_common.h +++ b/include/linux/netfilter/nf_conntrack_common.h @@ -129,6 +129,14 @@ enum ip_conntrack_events /* Mark is set */ IPCT_MARK_BIT = 12, IPCT_MARK = (1 << IPCT_MARK_BIT), + + /* NAT sequence adjustment */ + IPCT_NATSEQADJ_BIT = 13, + IPCT_NATSEQADJ = (1 << IPCT_NATSEQADJ_BIT), + + /* Secmark is set */ + IPCT_SECMARK_BIT = 14, + IPCT_SECMARK = (1 << IPCT_SECMARK_BIT), }; enum ip_conntrack_expect_events { diff --git a/include/linux/netfilter/nf_conntrack_h323.h b/include/linux/netfilter/nf_conntrack_h323.h index aabd24ac7631..26f9226ea72b 100644 --- a/include/linux/netfilter/nf_conntrack_h323.h +++ b/include/linux/netfilter/nf_conntrack_h323.h @@ -31,7 +31,7 @@ struct nf_conn; extern int get_h225_addr(struct nf_conn *ct, unsigned char *data, TransportAddress *taddr, - union nf_conntrack_address *addr, __be16 *port); + union nf_inet_addr *addr, __be16 *port); extern void nf_conntrack_h245_expect(struct nf_conn *new, struct nf_conntrack_expect *this); extern void nf_conntrack_q931_expect(struct nf_conn *new, @@ -39,12 +39,12 @@ extern void nf_conntrack_q931_expect(struct nf_conn *new, extern int (*set_h245_addr_hook) (struct sk_buff *skb, unsigned char **data, int dataoff, H245_TransportAddress *taddr, - union nf_conntrack_address *addr, + union nf_inet_addr *addr, __be16 port); extern int (*set_h225_addr_hook) (struct sk_buff *skb, unsigned char **data, int dataoff, TransportAddress *taddr, - union nf_conntrack_address *addr, + union nf_inet_addr *addr, __be16 port); extern int (*set_sig_addr_hook) (struct sk_buff *skb, struct nf_conn *ct, diff --git a/include/linux/netfilter/nf_conntrack_pptp.h b/include/linux/netfilter/nf_conntrack_pptp.h index 23435496d24a..3bbde0c3a8a6 100644 --- a/include/linux/netfilter/nf_conntrack_pptp.h +++ b/include/linux/netfilter/nf_conntrack_pptp.h @@ -4,7 +4,7 @@ #include <linux/netfilter/nf_conntrack_common.h> -extern const char *pptp_msg_name[]; +extern const char *const pptp_msg_name[]; /* state of the control session */ enum pptp_ctrlsess_state { diff --git a/include/linux/netfilter/nf_conntrack_sctp.h b/include/linux/netfilter/nf_conntrack_sctp.h index 5cf2c115cce4..768f78c4ac53 100644 --- a/include/linux/netfilter/nf_conntrack_sctp.h +++ b/include/linux/netfilter/nf_conntrack_sctp.h @@ -21,7 +21,6 @@ struct ip_ct_sctp enum sctp_conntrack state; __be32 vtag[IP_CT_DIR_MAX]; - u_int32_t ttag[IP_CT_DIR_MAX]; }; #endif /* _NF_CONNTRACK_SCTP_H */ diff --git a/include/linux/netfilter/nf_conntrack_sip.h b/include/linux/netfilter/nf_conntrack_sip.h index 9fff19779bd5..8e5ce1ca7bfc 100644 --- a/include/linux/netfilter/nf_conntrack_sip.h +++ b/include/linux/netfilter/nf_conntrack_sip.h @@ -30,9 +30,9 @@ extern unsigned int (*nf_nat_sdp_hook)(struct sk_buff *skb, struct nf_conntrack_expect *exp, const char *dptr); -extern int ct_sip_get_info(struct nf_conn *ct, const char *dptr, size_t dlen, - unsigned int *matchoff, unsigned int *matchlen, - enum sip_header_pos pos); +extern int ct_sip_get_info(const struct nf_conn *ct, const char *dptr, + size_t dlen, unsigned int *matchoff, + unsigned int *matchlen, enum sip_header_pos pos); extern int ct_sip_lnlen(const char *line, const char *limit); extern const char *ct_sip_search(const char *needle, const char *haystack, size_t needle_len, size_t haystack_len, diff --git a/include/linux/netfilter/nfnetlink_conntrack.h b/include/linux/netfilter/nfnetlink_conntrack.h index 4affa3fe78e0..e3e1533aba2d 100644 --- a/include/linux/netfilter/nfnetlink_conntrack.h +++ b/include/linux/netfilter/nfnetlink_conntrack.h @@ -37,6 +37,9 @@ enum ctattr_type { CTA_ID, CTA_NAT_DST, CTA_TUPLE_MASTER, + CTA_NAT_SEQ_ADJ_ORIG, + CTA_NAT_SEQ_ADJ_REPLY, + CTA_SECMARK, __CTA_MAX }; #define CTA_MAX (__CTA_MAX - 1) @@ -119,6 +122,14 @@ enum ctattr_protonat { }; #define CTA_PROTONAT_MAX (__CTA_PROTONAT_MAX - 1) +enum ctattr_natseq { + CTA_NAT_SEQ_CORRECTION_POS, + CTA_NAT_SEQ_OFFSET_BEFORE, + CTA_NAT_SEQ_OFFSET_AFTER, + __CTA_NAT_SEQ_MAX +}; +#define CTA_NAT_SEQ_MAX (__CTA_NAT_SEQ_MAX - 1) + enum ctattr_expect { CTA_EXPECT_UNSPEC, CTA_EXPECT_MASTER, diff --git a/include/linux/netfilter/nfnetlink_log.h b/include/linux/netfilter/nfnetlink_log.h index 5966afa026e9..a85721332924 100644 --- a/include/linux/netfilter/nfnetlink_log.h +++ b/include/linux/netfilter/nfnetlink_log.h @@ -47,6 +47,7 @@ enum nfulnl_attr_type { NFULA_UID, /* user id of socket */ NFULA_SEQ, /* instance-local sequence number */ NFULA_SEQ_GLOBAL, /* global sequence number */ + NFULA_GID, /* group id of socket */ __NFULA_MAX }; diff --git a/include/linux/netfilter/x_tables.h b/include/linux/netfilter/x_tables.h index 03e6ce979eaa..b2c62cc618f5 100644 --- a/include/linux/netfilter/x_tables.h +++ b/include/linux/netfilter/x_tables.h @@ -126,6 +126,49 @@ struct xt_counters_info #define XT_INV_PROTO 0x40 /* Invert the sense of PROTO. */ +/* fn returns 0 to continue iteration */ +#define XT_MATCH_ITERATE(type, e, fn, args...) \ +({ \ + unsigned int __i; \ + int __ret = 0; \ + struct xt_entry_match *__m; \ + \ + for (__i = sizeof(type); \ + __i < (e)->target_offset; \ + __i += __m->u.match_size) { \ + __m = (void *)e + __i; \ + \ + __ret = fn(__m , ## args); \ + if (__ret != 0) \ + break; \ + } \ + __ret; \ +}) + +/* fn returns 0 to continue iteration */ +#define XT_ENTRY_ITERATE_CONTINUE(type, entries, size, n, fn, args...) \ +({ \ + unsigned int __i, __n; \ + int __ret = 0; \ + type *__entry; \ + \ + for (__i = 0, __n = 0; __i < (size); \ + __i += __entry->next_offset, __n++) { \ + __entry = (void *)(entries) + __i; \ + if (__n < n) \ + continue; \ + \ + __ret = fn(__entry , ## args); \ + if (__ret != 0) \ + break; \ + } \ + __ret; \ +}) + +/* fn returns 0 to continue iteration */ +#define XT_ENTRY_ITERATE(type, entries, size, fn, args...) \ + XT_ENTRY_ITERATE_CONTINUE(type, entries, size, 0, fn, args) + #ifdef __KERNEL__ #include <linux/netdevice.h> @@ -171,7 +214,7 @@ struct xt_match /* Free to use by each match */ unsigned long data; - char *table; + const char *table; unsigned int matchsize; unsigned int compatsize; unsigned int hooks; @@ -218,7 +261,7 @@ struct xt_target /* Set this to THIS_MODULE if you are a module, otherwise NULL */ struct module *me; - char *table; + const char *table; unsigned int targetsize; unsigned int compatsize; unsigned int hooks; @@ -234,7 +277,7 @@ struct xt_table struct list_head list; /* A unique name... */ - char name[XT_TABLE_MAXNAMELEN]; + const char name[XT_TABLE_MAXNAMELEN]; /* What hooks you will enter on */ unsigned int valid_hooks; @@ -265,13 +308,16 @@ struct xt_table_info unsigned int initial_entries; /* Entry points and underflows */ - unsigned int hook_entry[NF_IP_NUMHOOKS]; - unsigned int underflow[NF_IP_NUMHOOKS]; + unsigned int hook_entry[NF_INET_NUMHOOKS]; + unsigned int underflow[NF_INET_NUMHOOKS]; /* ipt_entry tables: one per CPU */ - char *entries[NR_CPUS]; + /* Note : this field MUST be the last one, see XT_TABLE_INFO_SZ */ + char *entries[1]; }; +#define XT_TABLE_INFO_SZ (offsetof(struct xt_table_info, entries) \ + + nr_cpu_ids * sizeof(char *)) extern int xt_register_target(struct xt_target *target); extern void xt_unregister_target(struct xt_target *target); extern int xt_register_targets(struct xt_target *target, unsigned int n); @@ -289,9 +335,10 @@ extern int xt_check_target(const struct xt_target *target, unsigned short family unsigned int size, const char *table, unsigned int hook, unsigned short proto, int inv_proto); -extern int xt_register_table(struct xt_table *table, - struct xt_table_info *bootstrap, - struct xt_table_info *newinfo); +extern struct xt_table *xt_register_table(struct net *net, + struct xt_table *table, + struct xt_table_info *bootstrap, + struct xt_table_info *newinfo); extern void *xt_unregister_table(struct xt_table *table); extern struct xt_table_info *xt_replace_table(struct xt_table *table, @@ -306,11 +353,12 @@ extern struct xt_target *xt_request_find_target(int af, const char *name, extern int xt_find_revision(int af, const char *name, u8 revision, int target, int *err); -extern struct xt_table *xt_find_table_lock(int af, const char *name); +extern struct xt_table *xt_find_table_lock(struct net *net, int af, + const char *name); extern void xt_table_unlock(struct xt_table *t); -extern int xt_proto_init(int af); -extern void xt_proto_fini(int af); +extern int xt_proto_init(struct net *net, int af); +extern void xt_proto_fini(struct net *net, int af); extern struct xt_table_info *xt_alloc_table_info(unsigned int size); extern void xt_free_table_info(struct xt_table_info *info); @@ -378,17 +426,21 @@ struct compat_xt_counters_info extern void xt_compat_lock(int af); extern void xt_compat_unlock(int af); +extern int xt_compat_add_offset(int af, unsigned int offset, short delta); +extern void xt_compat_flush_offsets(int af); +extern short xt_compat_calc_jump(int af, unsigned int offset); + extern int xt_compat_match_offset(struct xt_match *match); -extern void xt_compat_match_from_user(struct xt_entry_match *m, - void **dstptr, int *size); +extern int xt_compat_match_from_user(struct xt_entry_match *m, + void **dstptr, unsigned int *size); extern int xt_compat_match_to_user(struct xt_entry_match *m, - void __user **dstptr, int *size); + void __user **dstptr, unsigned int *size); extern int xt_compat_target_offset(struct xt_target *target); extern void xt_compat_target_from_user(struct xt_entry_target *t, - void **dstptr, int *size); + void **dstptr, unsigned int *size); extern int xt_compat_target_to_user(struct xt_entry_target *t, - void __user **dstptr, int *size); + void __user **dstptr, unsigned int *size); #endif /* CONFIG_COMPAT */ #endif /* __KERNEL__ */ diff --git a/include/linux/netfilter/xt_CONNMARK.h b/include/linux/netfilter/xt_CONNMARK.h index 9f744689fffc..4e58ba43c289 100644 --- a/include/linux/netfilter/xt_CONNMARK.h +++ b/include/linux/netfilter/xt_CONNMARK.h @@ -22,4 +22,9 @@ struct xt_connmark_target_info { u_int8_t mode; }; +struct xt_connmark_tginfo1 { + u_int32_t ctmark, ctmask, nfmask; + u_int8_t mode; +}; + #endif /*_XT_CONNMARK_H_target*/ diff --git a/include/linux/netfilter/xt_DSCP.h b/include/linux/netfilter/xt_DSCP.h index 3c7c963997bd..14da1968e2c6 100644 --- a/include/linux/netfilter/xt_DSCP.h +++ b/include/linux/netfilter/xt_DSCP.h @@ -17,4 +17,9 @@ struct xt_DSCP_info { u_int8_t dscp; }; +struct xt_tos_target_info { + u_int8_t tos_value; + u_int8_t tos_mask; +}; + #endif /* _XT_DSCP_TARGET_H */ diff --git a/include/linux/netfilter/xt_MARK.h b/include/linux/netfilter/xt_MARK.h index b021e93ee5d6..778b278fd9f2 100644 --- a/include/linux/netfilter/xt_MARK.h +++ b/include/linux/netfilter/xt_MARK.h @@ -18,4 +18,8 @@ struct xt_mark_target_info_v1 { u_int8_t mode; }; +struct xt_mark_tginfo2 { + u_int32_t mark, mask; +}; + #endif /*_XT_MARK_H_target */ diff --git a/include/linux/netfilter/xt_RATEEST.h b/include/linux/netfilter/xt_RATEEST.h new file mode 100644 index 000000000000..f79e3133cbea --- /dev/null +++ b/include/linux/netfilter/xt_RATEEST.h @@ -0,0 +1,13 @@ +#ifndef _XT_RATEEST_TARGET_H +#define _XT_RATEEST_TARGET_H + +struct xt_rateest_target_info { + char name[IFNAMSIZ]; + int8_t interval; + u_int8_t ewma_log; + + /* Used internally by the kernel */ + struct xt_rateest *est __attribute__((aligned(8))); +}; + +#endif /* _XT_RATEEST_TARGET_H */ diff --git a/include/linux/netfilter/xt_TCPOPTSTRIP.h b/include/linux/netfilter/xt_TCPOPTSTRIP.h new file mode 100644 index 000000000000..2db543214ff5 --- /dev/null +++ b/include/linux/netfilter/xt_TCPOPTSTRIP.h @@ -0,0 +1,13 @@ +#ifndef _XT_TCPOPTSTRIP_H +#define _XT_TCPOPTSTRIP_H + +#define tcpoptstrip_set_bit(bmap, idx) \ + (bmap[(idx) >> 5] |= 1U << (idx & 31)) +#define tcpoptstrip_test_bit(bmap, idx) \ + (((1U << (idx & 31)) & bmap[(idx) >> 5]) != 0) + +struct xt_tcpoptstrip_target_info { + u_int32_t strip_bmap[8]; +}; + +#endif /* _XT_TCPOPTSTRIP_H */ diff --git a/include/linux/netfilter/xt_connlimit.h b/include/linux/netfilter/xt_connlimit.h index 37e933c9987d..7e3284bcbd2b 100644 --- a/include/linux/netfilter/xt_connlimit.h +++ b/include/linux/netfilter/xt_connlimit.h @@ -5,12 +5,17 @@ struct xt_connlimit_data; struct xt_connlimit_info { union { - __be32 v4_mask; - __be32 v6_mask[4]; + union nf_inet_addr mask; +#ifndef __KERNEL__ + union { + __be32 v4_mask; + __be32 v6_mask[4]; + }; +#endif }; unsigned int limit, inverse; - /* this needs to be at the end */ + /* Used internally by the kernel */ struct xt_connlimit_data *data __attribute__((aligned(8))); }; diff --git a/include/linux/netfilter/xt_connmark.h b/include/linux/netfilter/xt_connmark.h index c592f6ae0883..359ef86918dc 100644 --- a/include/linux/netfilter/xt_connmark.h +++ b/include/linux/netfilter/xt_connmark.h @@ -15,4 +15,9 @@ struct xt_connmark_info { u_int8_t invert; }; +struct xt_connmark_mtinfo1 { + u_int32_t mark, mask; + u_int8_t invert; +}; + #endif /*_XT_CONNMARK_H*/ diff --git a/include/linux/netfilter/xt_conntrack.h b/include/linux/netfilter/xt_conntrack.h index 70b6f718cf4c..f3fd83e46bab 100644 --- a/include/linux/netfilter/xt_conntrack.h +++ b/include/linux/netfilter/xt_conntrack.h @@ -6,7 +6,6 @@ #define _XT_CONNTRACK_H #include <linux/netfilter/nf_conntrack_tuple_common.h> -#include <linux/in.h> #define XT_CONNTRACK_STATE_BIT(ctinfo) (1 << ((ctinfo)%IP_CT_IS_REPLY+1)) #define XT_CONNTRACK_STATE_INVALID (1 << 0) @@ -16,14 +15,21 @@ #define XT_CONNTRACK_STATE_UNTRACKED (1 << (IP_CT_NUMBER + 3)) /* flags, invflags: */ -#define XT_CONNTRACK_STATE 0x01 -#define XT_CONNTRACK_PROTO 0x02 -#define XT_CONNTRACK_ORIGSRC 0x04 -#define XT_CONNTRACK_ORIGDST 0x08 -#define XT_CONNTRACK_REPLSRC 0x10 -#define XT_CONNTRACK_REPLDST 0x20 -#define XT_CONNTRACK_STATUS 0x40 -#define XT_CONNTRACK_EXPIRES 0x80 +enum { + XT_CONNTRACK_STATE = 1 << 0, + XT_CONNTRACK_PROTO = 1 << 1, + XT_CONNTRACK_ORIGSRC = 1 << 2, + XT_CONNTRACK_ORIGDST = 1 << 3, + XT_CONNTRACK_REPLSRC = 1 << 4, + XT_CONNTRACK_REPLDST = 1 << 5, + XT_CONNTRACK_STATUS = 1 << 6, + XT_CONNTRACK_EXPIRES = 1 << 7, + XT_CONNTRACK_ORIGSRC_PORT = 1 << 8, + XT_CONNTRACK_ORIGDST_PORT = 1 << 9, + XT_CONNTRACK_REPLSRC_PORT = 1 << 10, + XT_CONNTRACK_REPLDST_PORT = 1 << 11, + XT_CONNTRACK_DIRECTION = 1 << 12, +}; /* This is exposed to userspace, so remains frozen in time. */ struct ip_conntrack_old_tuple @@ -60,4 +66,18 @@ struct xt_conntrack_info /* Inverse flags */ u_int8_t invflags; }; + +struct xt_conntrack_mtinfo1 { + union nf_inet_addr origsrc_addr, origsrc_mask; + union nf_inet_addr origdst_addr, origdst_mask; + union nf_inet_addr replsrc_addr, replsrc_mask; + union nf_inet_addr repldst_addr, repldst_mask; + u_int32_t expires_min, expires_max; + u_int16_t l4proto; + __be16 origsrc_port, origdst_port; + __be16 replsrc_port, repldst_port; + u_int16_t match_flags, invert_flags; + u_int8_t state_mask, status_mask; +}; + #endif /*_XT_CONNTRACK_H*/ diff --git a/include/linux/netfilter/xt_dscp.h b/include/linux/netfilter/xt_dscp.h index 1da61e6acaf7..f49bc1a648dc 100644 --- a/include/linux/netfilter/xt_dscp.h +++ b/include/linux/netfilter/xt_dscp.h @@ -20,4 +20,10 @@ struct xt_dscp_info { u_int8_t invert; }; +struct xt_tos_match_info { + u_int8_t tos_mask; + u_int8_t tos_value; + u_int8_t invert; +}; + #endif /* _XT_DSCP_H */ diff --git a/include/linux/netfilter/xt_hashlimit.h b/include/linux/netfilter/xt_hashlimit.h index b4556b8edbfd..58b818ee41ca 100644 --- a/include/linux/netfilter/xt_hashlimit.h +++ b/include/linux/netfilter/xt_hashlimit.h @@ -9,13 +9,16 @@ /* details of this structure hidden by the implementation */ struct xt_hashlimit_htable; -#define XT_HASHLIMIT_HASH_DIP 0x0001 -#define XT_HASHLIMIT_HASH_DPT 0x0002 -#define XT_HASHLIMIT_HASH_SIP 0x0004 -#define XT_HASHLIMIT_HASH_SPT 0x0008 +enum { + XT_HASHLIMIT_HASH_DIP = 1 << 0, + XT_HASHLIMIT_HASH_DPT = 1 << 1, + XT_HASHLIMIT_HASH_SIP = 1 << 2, + XT_HASHLIMIT_HASH_SPT = 1 << 3, + XT_HASHLIMIT_INVERT = 1 << 4, +}; struct hashlimit_cfg { - u_int32_t mode; /* bitmask of IPT_HASHLIMIT_HASH_* */ + u_int32_t mode; /* bitmask of XT_HASHLIMIT_HASH_* */ u_int32_t avg; /* Average secs between packets * scale */ u_int32_t burst; /* Period multiplier for upper limit. */ @@ -29,12 +32,36 @@ struct hashlimit_cfg { struct xt_hashlimit_info { char name [IFNAMSIZ]; /* name */ struct hashlimit_cfg cfg; - struct xt_hashlimit_htable *hinfo; /* Used internally by the kernel */ + struct xt_hashlimit_htable *hinfo; union { void *ptr; struct xt_hashlimit_info *master; } u; }; + +struct hashlimit_cfg1 { + u_int32_t mode; /* bitmask of XT_HASHLIMIT_HASH_* */ + u_int32_t avg; /* Average secs between packets * scale */ + u_int32_t burst; /* Period multiplier for upper limit. */ + + /* user specified */ + u_int32_t size; /* how many buckets */ + u_int32_t max; /* max number of entries */ + u_int32_t gc_interval; /* gc interval */ + u_int32_t expire; /* when do entries expire? */ + + u_int8_t srcmask, dstmask; +}; + +struct xt_hashlimit_mtinfo1 { + char name[IFNAMSIZ]; + struct hashlimit_cfg1 cfg; + + /* Used internally by the kernel */ + struct xt_hashlimit_htable *hinfo __attribute__((aligned(8))); + struct xt_hashlimit_mtinfo1 *master __attribute__((aligned(8))); +}; + #endif /*_XT_HASHLIMIT_H*/ diff --git a/include/linux/netfilter/xt_iprange.h b/include/linux/netfilter/xt_iprange.h new file mode 100644 index 000000000000..a4299c7d3680 --- /dev/null +++ b/include/linux/netfilter/xt_iprange.h @@ -0,0 +1,17 @@ +#ifndef _LINUX_NETFILTER_XT_IPRANGE_H +#define _LINUX_NETFILTER_XT_IPRANGE_H 1 + +enum { + IPRANGE_SRC = 1 << 0, /* match source IP address */ + IPRANGE_DST = 1 << 1, /* match destination IP address */ + IPRANGE_SRC_INV = 1 << 4, /* negate the condition */ + IPRANGE_DST_INV = 1 << 5, /* -"- */ +}; + +struct xt_iprange_mtinfo { + union nf_inet_addr src_min, src_max; + union nf_inet_addr dst_min, dst_max; + u_int8_t flags; +}; + +#endif /* _LINUX_NETFILTER_XT_IPRANGE_H */ diff --git a/include/linux/netfilter/xt_mark.h b/include/linux/netfilter/xt_mark.h index 802dd4842caf..fae74bc3f34e 100644 --- a/include/linux/netfilter/xt_mark.h +++ b/include/linux/netfilter/xt_mark.h @@ -6,4 +6,9 @@ struct xt_mark_info { u_int8_t invert; }; +struct xt_mark_mtinfo1 { + u_int32_t mark, mask; + u_int8_t invert; +}; + #endif /*_XT_MARK_H*/ diff --git a/include/linux/netfilter/xt_owner.h b/include/linux/netfilter/xt_owner.h new file mode 100644 index 000000000000..c84e52cfe415 --- /dev/null +++ b/include/linux/netfilter/xt_owner.h @@ -0,0 +1,16 @@ +#ifndef _XT_OWNER_MATCH_H +#define _XT_OWNER_MATCH_H + +enum { + XT_OWNER_UID = 1 << 0, + XT_OWNER_GID = 1 << 1, + XT_OWNER_SOCKET = 1 << 2, +}; + +struct xt_owner_match_info { + u_int32_t uid_min, uid_max; + u_int32_t gid_min, gid_max; + u_int8_t match, invert; +}; + +#endif /* _XT_OWNER_MATCH_H */ diff --git a/include/linux/netfilter/xt_policy.h b/include/linux/netfilter/xt_policy.h index 45654d359a68..053d8cc65464 100644 --- a/include/linux/netfilter/xt_policy.h +++ b/include/linux/netfilter/xt_policy.h @@ -27,18 +27,33 @@ struct xt_policy_spec reqid:1; }; +#ifndef __KERNEL__ union xt_policy_addr { struct in_addr a4; struct in6_addr a6; }; +#endif struct xt_policy_elem { - union xt_policy_addr saddr; - union xt_policy_addr smask; - union xt_policy_addr daddr; - union xt_policy_addr dmask; + union { +#ifdef __KERNEL__ + struct { + union nf_inet_addr saddr; + union nf_inet_addr smask; + union nf_inet_addr daddr; + union nf_inet_addr dmask; + }; +#else + struct { + union xt_policy_addr saddr; + union xt_policy_addr smask; + union xt_policy_addr daddr; + union xt_policy_addr dmask; + }; +#endif + }; __be32 spi; u_int32_t reqid; u_int8_t proto; diff --git a/include/linux/netfilter/xt_quota.h b/include/linux/netfilter/xt_quota.h index acd7fd77bbee..4c8368d781e5 100644 --- a/include/linux/netfilter/xt_quota.h +++ b/include/linux/netfilter/xt_quota.h @@ -9,6 +9,8 @@ enum xt_quota_flags { struct xt_quota_info { u_int32_t flags; u_int32_t pad; + + /* Used internally by the kernel */ aligned_u64 quota; struct xt_quota_info *master; }; diff --git a/include/linux/netfilter/xt_rateest.h b/include/linux/netfilter/xt_rateest.h new file mode 100644 index 000000000000..2010cb74250f --- /dev/null +++ b/include/linux/netfilter/xt_rateest.h @@ -0,0 +1,35 @@ +#ifndef _XT_RATEEST_MATCH_H +#define _XT_RATEEST_MATCH_H + +enum xt_rateest_match_flags { + XT_RATEEST_MATCH_INVERT = 1<<0, + XT_RATEEST_MATCH_ABS = 1<<1, + XT_RATEEST_MATCH_REL = 1<<2, + XT_RATEEST_MATCH_DELTA = 1<<3, + XT_RATEEST_MATCH_BPS = 1<<4, + XT_RATEEST_MATCH_PPS = 1<<5, +}; + +enum xt_rateest_match_mode { + XT_RATEEST_MATCH_NONE, + XT_RATEEST_MATCH_EQ, + XT_RATEEST_MATCH_LT, + XT_RATEEST_MATCH_GT, +}; + +struct xt_rateest_match_info { + char name1[IFNAMSIZ]; + char name2[IFNAMSIZ]; + u_int16_t flags; + u_int16_t mode; + u_int32_t bps1; + u_int32_t pps1; + u_int32_t bps2; + u_int32_t pps2; + + /* Used internally by the kernel */ + struct xt_rateest *est1 __attribute__((aligned(8))); + struct xt_rateest *est2 __attribute__((aligned(8))); +}; + +#endif /* _XT_RATEEST_MATCH_H */ diff --git a/include/linux/netfilter/xt_statistic.h b/include/linux/netfilter/xt_statistic.h index c344e9916e23..3d38bc975048 100644 --- a/include/linux/netfilter/xt_statistic.h +++ b/include/linux/netfilter/xt_statistic.h @@ -23,6 +23,7 @@ struct xt_statistic_info { struct { u_int32_t every; u_int32_t packet; + /* Used internally by the kernel */ u_int32_t count; } nth; } u; diff --git a/include/linux/netfilter/xt_string.h b/include/linux/netfilter/xt_string.h index 3b3419f2637d..bb21dd1aee2d 100644 --- a/include/linux/netfilter/xt_string.h +++ b/include/linux/netfilter/xt_string.h @@ -12,6 +12,8 @@ struct xt_string_info char pattern[XT_STRING_MAX_PATTERN_SIZE]; u_int8_t patlen; u_int8_t invert; + + /* Used internally by the kernel */ struct ts_config __attribute__((aligned(8))) *config; }; diff --git a/include/linux/netfilter_arp/arp_tables.h b/include/linux/netfilter_arp/arp_tables.h index 2fc73fa8e37f..db223ca92c8b 100644 --- a/include/linux/netfilter_arp/arp_tables.h +++ b/include/linux/netfilter_arp/arp_tables.h @@ -217,21 +217,8 @@ static __inline__ struct arpt_entry_target *arpt_get_target(struct arpt_entry *e } /* fn returns 0 to continue iteration */ -#define ARPT_ENTRY_ITERATE(entries, size, fn, args...) \ -({ \ - unsigned int __i; \ - int __ret = 0; \ - struct arpt_entry *__entry; \ - \ - for (__i = 0; __i < (size); __i += __entry->next_offset) { \ - __entry = (void *)(entries) + __i; \ - \ - __ret = fn(__entry , ## args); \ - if (__ret != 0) \ - break; \ - } \ - __ret; \ -}) +#define ARPT_ENTRY_ITERATE(entries, size, fn, args...) \ + XT_ENTRY_ITERATE(struct arpt_entry, entries, size, fn, ## args) /* * Main firewall chains definitions and global var's definitions. @@ -284,8 +271,9 @@ struct arpt_error xt_register_target(tgt); }) #define arpt_unregister_target(tgt) xt_unregister_target(tgt) -extern int arpt_register_table(struct arpt_table *table, - const struct arpt_replace *repl); +extern struct arpt_table *arpt_register_table(struct net *net, + struct arpt_table *table, + const struct arpt_replace *repl); extern void arpt_unregister_table(struct arpt_table *table); extern unsigned int arpt_do_table(struct sk_buff *skb, unsigned int hook, @@ -293,6 +281,37 @@ extern unsigned int arpt_do_table(struct sk_buff *skb, const struct net_device *out, struct arpt_table *table); -#define ARPT_ALIGN(s) (((s) + (__alignof__(struct arpt_entry)-1)) & ~(__alignof__(struct arpt_entry)-1)) +#define ARPT_ALIGN(s) XT_ALIGN(s) + +#ifdef CONFIG_COMPAT +#include <net/compat.h> + +struct compat_arpt_entry +{ + struct arpt_arp arp; + u_int16_t target_offset; + u_int16_t next_offset; + compat_uint_t comefrom; + struct compat_xt_counters counters; + unsigned char elems[0]; +}; + +static inline struct arpt_entry_target * +compat_arpt_get_target(struct compat_arpt_entry *e) +{ + return (void *)e + e->target_offset; +} + +#define COMPAT_ARPT_ALIGN(s) COMPAT_XT_ALIGN(s) + +/* fn returns 0 to continue iteration */ +#define COMPAT_ARPT_ENTRY_ITERATE(entries, size, fn, args...) \ + XT_ENTRY_ITERATE(struct compat_arpt_entry, entries, size, fn, ## args) + +#define COMPAT_ARPT_ENTRY_ITERATE_CONTINUE(entries, size, n, fn, args...) \ + XT_ENTRY_ITERATE_CONTINUE(struct compat_arpt_entry, entries, size, n, \ + fn, ## args) + +#endif /* CONFIG_COMPAT */ #endif /*__KERNEL__*/ #endif /* _ARPTABLES_H */ diff --git a/include/linux/netfilter_ipv4.h b/include/linux/netfilter_ipv4.h index 1a63adf5c4c1..9a10092e358c 100644 --- a/include/linux/netfilter_ipv4.h +++ b/include/linux/netfilter_ipv4.h @@ -36,7 +36,6 @@ #define NFC_IP_DST_PT 0x0400 /* Something else about the proto */ #define NFC_IP_PROTO_UNKNOWN 0x2000 -#endif /* ! __KERNEL__ */ /* IP Hooks */ /* After promisc drops, checksum checks. */ @@ -50,6 +49,7 @@ /* Packets about to hit the wire. */ #define NF_IP_POST_ROUTING 4 #define NF_IP_NUMHOOKS 5 +#endif /* ! __KERNEL__ */ enum nf_ip_hook_priorities { NF_IP_PRI_FIRST = INT_MIN, diff --git a/include/linux/netfilter_ipv4/ip_tables.h b/include/linux/netfilter_ipv4/ip_tables.h index d79ed69cbc1f..bfc889f90276 100644 --- a/include/linux/netfilter_ipv4/ip_tables.h +++ b/include/linux/netfilter_ipv4/ip_tables.h @@ -156,10 +156,10 @@ struct ipt_getinfo unsigned int valid_hooks; /* Hook entry points: one per netfilter hook. */ - unsigned int hook_entry[NF_IP_NUMHOOKS]; + unsigned int hook_entry[NF_INET_NUMHOOKS]; /* Underflow points. */ - unsigned int underflow[NF_IP_NUMHOOKS]; + unsigned int underflow[NF_INET_NUMHOOKS]; /* Number of entries */ unsigned int num_entries; @@ -185,10 +185,10 @@ struct ipt_replace unsigned int size; /* Hook entry points. */ - unsigned int hook_entry[NF_IP_NUMHOOKS]; + unsigned int hook_entry[NF_INET_NUMHOOKS]; /* Underflow points. */ - unsigned int underflow[NF_IP_NUMHOOKS]; + unsigned int underflow[NF_INET_NUMHOOKS]; /* Information about old entries: */ /* Number of counters (must be equal to current number of entries). */ @@ -229,60 +229,12 @@ ipt_get_target(struct ipt_entry *e) } /* fn returns 0 to continue iteration */ -#define IPT_MATCH_ITERATE(e, fn, args...) \ -({ \ - unsigned int __i; \ - int __ret = 0; \ - struct ipt_entry_match *__match; \ - \ - for (__i = sizeof(struct ipt_entry); \ - __i < (e)->target_offset; \ - __i += __match->u.match_size) { \ - __match = (void *)(e) + __i; \ - \ - __ret = fn(__match , ## args); \ - if (__ret != 0) \ - break; \ - } \ - __ret; \ -}) +#define IPT_MATCH_ITERATE(e, fn, args...) \ + XT_MATCH_ITERATE(struct ipt_entry, e, fn, ## args) /* fn returns 0 to continue iteration */ -#define IPT_ENTRY_ITERATE(entries, size, fn, args...) \ -({ \ - unsigned int __i; \ - int __ret = 0; \ - struct ipt_entry *__entry; \ - \ - for (__i = 0; __i < (size); __i += __entry->next_offset) { \ - __entry = (void *)(entries) + __i; \ - \ - __ret = fn(__entry , ## args); \ - if (__ret != 0) \ - break; \ - } \ - __ret; \ -}) - -/* fn returns 0 to continue iteration */ -#define IPT_ENTRY_ITERATE_CONTINUE(entries, size, n, fn, args...) \ -({ \ - unsigned int __i, __n; \ - int __ret = 0; \ - struct ipt_entry *__entry; \ - \ - for (__i = 0, __n = 0; __i < (size); \ - __i += __entry->next_offset, __n++) { \ - __entry = (void *)(entries) + __i; \ - if (__n < n) \ - continue; \ - \ - __ret = fn(__entry , ## args); \ - if (__ret != 0) \ - break; \ - } \ - __ret; \ -}) +#define IPT_ENTRY_ITERATE(entries, size, fn, args...) \ + XT_ENTRY_ITERATE(struct ipt_entry, entries, size, fn, ## args) /* * Main firewall chains definitions and global var's definitions. @@ -292,8 +244,9 @@ ipt_get_target(struct ipt_entry *e) #include <linux/init.h> extern void ipt_init(void) __init; -extern int ipt_register_table(struct xt_table *table, - const struct ipt_replace *repl); +extern struct xt_table *ipt_register_table(struct net *net, + struct xt_table *table, + const struct ipt_replace *repl); extern void ipt_unregister_table(struct xt_table *table); /* Standard entry. */ @@ -359,8 +312,28 @@ struct compat_ipt_entry unsigned char elems[0]; }; +/* Helper functions */ +static inline struct ipt_entry_target * +compat_ipt_get_target(struct compat_ipt_entry *e) +{ + return (void *)e + e->target_offset; +} + #define COMPAT_IPT_ALIGN(s) COMPAT_XT_ALIGN(s) +/* fn returns 0 to continue iteration */ +#define COMPAT_IPT_MATCH_ITERATE(e, fn, args...) \ + XT_MATCH_ITERATE(struct compat_ipt_entry, e, fn, ## args) + +/* fn returns 0 to continue iteration */ +#define COMPAT_IPT_ENTRY_ITERATE(entries, size, fn, args...) \ + XT_ENTRY_ITERATE(struct compat_ipt_entry, entries, size, fn, ## args) + +/* fn returns 0 to continue iteration */ +#define COMPAT_IPT_ENTRY_ITERATE_CONTINUE(entries, size, n, fn, args...) \ + XT_ENTRY_ITERATE_CONTINUE(struct compat_ipt_entry, entries, size, n, \ + fn, ## args) + #endif /* CONFIG_COMPAT */ #endif /*__KERNEL__*/ #endif /* _IPTABLES_H */ diff --git a/include/linux/netfilter_ipv4/ipt_CLUSTERIP.h b/include/linux/netfilter_ipv4/ipt_CLUSTERIP.h index daf50be22c9d..e5a3687c8a72 100644 --- a/include/linux/netfilter_ipv4/ipt_CLUSTERIP.h +++ b/include/linux/netfilter_ipv4/ipt_CLUSTERIP.h @@ -27,6 +27,7 @@ struct ipt_clusterip_tgt_info { u_int32_t hash_mode; u_int32_t hash_initval; + /* Used internally by the kernel */ struct clusterip_config *config; }; diff --git a/include/linux/netfilter_ipv4/ipt_addrtype.h b/include/linux/netfilter_ipv4/ipt_addrtype.h index 166ed01a8122..446de6aef983 100644 --- a/include/linux/netfilter_ipv4/ipt_addrtype.h +++ b/include/linux/netfilter_ipv4/ipt_addrtype.h @@ -1,6 +1,20 @@ #ifndef _IPT_ADDRTYPE_H #define _IPT_ADDRTYPE_H +enum { + IPT_ADDRTYPE_INVERT_SOURCE = 0x0001, + IPT_ADDRTYPE_INVERT_DEST = 0x0002, + IPT_ADDRTYPE_LIMIT_IFACE_IN = 0x0004, + IPT_ADDRTYPE_LIMIT_IFACE_OUT = 0x0008, +}; + +struct ipt_addrtype_info_v1 { + u_int16_t source; /* source-type mask */ + u_int16_t dest; /* dest-type mask */ + u_int32_t flags; +}; + +/* revision 0 */ struct ipt_addrtype_info { u_int16_t source; /* source-type mask */ u_int16_t dest; /* dest-type mask */ diff --git a/include/linux/netfilter_ipv4/ipt_iprange.h b/include/linux/netfilter_ipv4/ipt_iprange.h index a92fefc3c7ec..5f1aebde4d2f 100644 --- a/include/linux/netfilter_ipv4/ipt_iprange.h +++ b/include/linux/netfilter_ipv4/ipt_iprange.h @@ -2,11 +2,7 @@ #define _IPT_IPRANGE_H #include <linux/types.h> - -#define IPRANGE_SRC 0x01 /* Match source IP address */ -#define IPRANGE_DST 0x02 /* Match destination IP address */ -#define IPRANGE_SRC_INV 0x10 /* Negate the condition */ -#define IPRANGE_DST_INV 0x20 /* Negate the condition */ +#include <linux/netfilter/xt_iprange.h> struct ipt_iprange { /* Inclusive: network order. */ diff --git a/include/linux/netfilter_ipv6.h b/include/linux/netfilter_ipv6.h index 66ca8e3100dc..3475a65dae9b 100644 --- a/include/linux/netfilter_ipv6.h +++ b/include/linux/netfilter_ipv6.h @@ -40,8 +40,6 @@ #define NFC_IP6_DST_PT 0x0400 /* Something else about the proto */ #define NFC_IP6_PROTO_UNKNOWN 0x2000 -#endif /* ! __KERNEL__ */ - /* IP6 Hooks */ /* After promisc drops, checksum checks. */ @@ -55,6 +53,7 @@ /* Packets about to hit the wire. */ #define NF_IP6_POST_ROUTING 4 #define NF_IP6_NUMHOOKS 5 +#endif /* ! __KERNEL__ */ enum nf_ip6_hook_priorities { diff --git a/include/linux/netfilter_ipv6/ip6_tables.h b/include/linux/netfilter_ipv6/ip6_tables.h index 7dc481ce7cba..f2507dcc5750 100644 --- a/include/linux/netfilter_ipv6/ip6_tables.h +++ b/include/linux/netfilter_ipv6/ip6_tables.h @@ -216,10 +216,10 @@ struct ip6t_getinfo unsigned int valid_hooks; /* Hook entry points: one per netfilter hook. */ - unsigned int hook_entry[NF_IP6_NUMHOOKS]; + unsigned int hook_entry[NF_INET_NUMHOOKS]; /* Underflow points. */ - unsigned int underflow[NF_IP6_NUMHOOKS]; + unsigned int underflow[NF_INET_NUMHOOKS]; /* Number of entries */ unsigned int num_entries; @@ -245,10 +245,10 @@ struct ip6t_replace unsigned int size; /* Hook entry points. */ - unsigned int hook_entry[NF_IP6_NUMHOOKS]; + unsigned int hook_entry[NF_INET_NUMHOOKS]; /* Underflow points. */ - unsigned int underflow[NF_IP6_NUMHOOKS]; + unsigned int underflow[NF_INET_NUMHOOKS]; /* Information about old entries: */ /* Number of counters (must be equal to current number of entries). */ @@ -289,40 +289,12 @@ ip6t_get_target(struct ip6t_entry *e) } /* fn returns 0 to continue iteration */ -#define IP6T_MATCH_ITERATE(e, fn, args...) \ -({ \ - unsigned int __i; \ - int __ret = 0; \ - struct ip6t_entry_match *__m; \ - \ - for (__i = sizeof(struct ip6t_entry); \ - __i < (e)->target_offset; \ - __i += __m->u.match_size) { \ - __m = (void *)(e) + __i; \ - \ - __ret = fn(__m , ## args); \ - if (__ret != 0) \ - break; \ - } \ - __ret; \ -}) +#define IP6T_MATCH_ITERATE(e, fn, args...) \ + XT_MATCH_ITERATE(struct ip6t_entry, e, fn, ## args) /* fn returns 0 to continue iteration */ -#define IP6T_ENTRY_ITERATE(entries, size, fn, args...) \ -({ \ - unsigned int __i; \ - int __ret = 0; \ - struct ip6t_entry *__e; \ - \ - for (__i = 0; __i < (size); __i += __e->next_offset) { \ - __e = (void *)(entries) + __i; \ - \ - __ret = fn(__e , ## args); \ - if (__ret != 0) \ - break; \ - } \ - __ret; \ -}) +#define IP6T_ENTRY_ITERATE(entries, size, fn, args...) \ + XT_ENTRY_ITERATE(struct ip6t_entry, entries, size, fn, ## args) /* * Main firewall chains definitions and global var's definitions. @@ -333,8 +305,9 @@ ip6t_get_target(struct ip6t_entry *e) #include <linux/init.h> extern void ip6t_init(void) __init; -extern int ip6t_register_table(struct xt_table *table, - const struct ip6t_replace *repl); +extern struct xt_table *ip6t_register_table(struct net *net, + struct xt_table *table, + const struct ip6t_replace *repl); extern void ip6t_unregister_table(struct xt_table *table); extern unsigned int ip6t_do_table(struct sk_buff *skb, unsigned int hook, @@ -352,7 +325,42 @@ extern int ip6_masked_addrcmp(const struct in6_addr *addr1, const struct in6_addr *mask, const struct in6_addr *addr2); -#define IP6T_ALIGN(s) (((s) + (__alignof__(struct ip6t_entry)-1)) & ~(__alignof__(struct ip6t_entry)-1)) +#define IP6T_ALIGN(s) XT_ALIGN(s) +#ifdef CONFIG_COMPAT +#include <net/compat.h> + +struct compat_ip6t_entry +{ + struct ip6t_ip6 ipv6; + compat_uint_t nfcache; + u_int16_t target_offset; + u_int16_t next_offset; + compat_uint_t comefrom; + struct compat_xt_counters counters; + unsigned char elems[0]; +}; + +static inline struct ip6t_entry_target * +compat_ip6t_get_target(struct compat_ip6t_entry *e) +{ + return (void *)e + e->target_offset; +} + +#define COMPAT_IP6T_ALIGN(s) COMPAT_XT_ALIGN(s) + +/* fn returns 0 to continue iteration */ +#define COMPAT_IP6T_MATCH_ITERATE(e, fn, args...) \ + XT_MATCH_ITERATE(struct compat_ip6t_entry, e, fn, ## args) + +/* fn returns 0 to continue iteration */ +#define COMPAT_IP6T_ENTRY_ITERATE(entries, size, fn, args...) \ + XT_ENTRY_ITERATE(struct compat_ip6t_entry, entries, size, fn, ## args) + +#define COMPAT_IP6T_ENTRY_ITERATE_CONTINUE(entries, size, n, fn, args...) \ + XT_ENTRY_ITERATE_CONTINUE(struct compat_ip6t_entry, entries, size, n, \ + fn, ## args) + +#endif /* CONFIG_COMPAT */ #endif /*__KERNEL__*/ #endif /* _IP6_TABLES_H */ diff --git a/include/linux/netlink.h b/include/linux/netlink.h index d5bfaba595c7..fb0713b6ffaf 100644 --- a/include/linux/netlink.h +++ b/include/linux/netlink.h @@ -178,6 +178,7 @@ extern struct sock *netlink_kernel_create(struct net *net, void (*input)(struct sk_buff *skb), struct mutex *cb_mutex, struct module *module); +extern void netlink_kernel_release(struct sock *sk); extern int netlink_change_ngroups(struct sock *sk, unsigned int groups); extern void netlink_clear_multicast_users(struct sock *sk, unsigned int group); extern void netlink_ack(struct sk_buff *in_skb, struct nlmsghdr *nlh, int err); @@ -218,7 +219,7 @@ struct netlink_callback int (*dump)(struct sk_buff * skb, struct netlink_callback *cb); int (*done)(struct netlink_callback *cb); int family; - long args[5]; + long args[6]; }; struct netlink_notify @@ -245,7 +246,7 @@ __nlmsg_put(struct sk_buff *skb, u32 pid, u32 seq, int type, int len, int flags) } #define NLMSG_NEW(skb, pid, seq, type, len, flags) \ -({ if (skb_tailroom(skb) < (int)NLMSG_SPACE(len)) \ +({ if (unlikely(skb_tailroom(skb) < (int)NLMSG_SPACE(len))) \ goto nlmsg_failure; \ __nlmsg_put(skb, pid, seq, type, len, flags); }) diff --git a/include/linux/netpoll.h b/include/linux/netpoll.h index 20250d963d72..a0525a1f4715 100644 --- a/include/linux/netpoll.h +++ b/include/linux/netpoll.h @@ -20,12 +20,11 @@ struct netpoll { u32 local_ip, remote_ip; u16 local_port, remote_port; - u8 local_mac[ETH_ALEN], remote_mac[ETH_ALEN]; + u8 remote_mac[ETH_ALEN]; }; struct netpoll_info { atomic_t refcnt; - int rx_flags; spinlock_t rx_lock; struct netpoll *rx_np; /* netpoll that registered an rx_hook */ struct sk_buff_head arp_tx; /* list of arp requests to reply to */ @@ -51,12 +50,12 @@ static inline int netpoll_rx(struct sk_buff *skb) unsigned long flags; int ret = 0; - if (!npinfo || (!npinfo->rx_np && !npinfo->rx_flags)) + if (!npinfo || !npinfo->rx_np) return 0; spin_lock_irqsave(&npinfo->rx_lock, flags); - /* check rx_flags again with the lock held */ - if (npinfo->rx_flags && __netpoll_rx(skb)) + /* check rx_np again with the lock held */ + if (npinfo->rx_np && __netpoll_rx(skb)) ret = 1; spin_unlock_irqrestore(&npinfo->rx_lock, flags); diff --git a/include/linux/nfs_fs.h b/include/linux/nfs_fs.h index 2d15d4aac094..a69ba80f2dfe 100644 --- a/include/linux/nfs_fs.h +++ b/include/linux/nfs_fs.h @@ -196,28 +196,67 @@ struct nfs_inode { #define NFS_INO_STALE (2) /* possible stale inode */ #define NFS_INO_ACL_LRU_SET (3) /* Inode is on the LRU list */ -static inline struct nfs_inode *NFS_I(struct inode *inode) +static inline struct nfs_inode *NFS_I(const struct inode *inode) { return container_of(inode, struct nfs_inode, vfs_inode); } -#define NFS_SB(s) ((struct nfs_server *)(s->s_fs_info)) -#define NFS_FH(inode) (&NFS_I(inode)->fh) -#define NFS_SERVER(inode) (NFS_SB(inode->i_sb)) -#define NFS_CLIENT(inode) (NFS_SERVER(inode)->client) -#define NFS_PROTO(inode) (NFS_SERVER(inode)->nfs_client->rpc_ops) -#define NFS_COOKIEVERF(inode) (NFS_I(inode)->cookieverf) -#define NFS_MINATTRTIMEO(inode) \ - (S_ISDIR(inode->i_mode)? NFS_SERVER(inode)->acdirmin \ - : NFS_SERVER(inode)->acregmin) -#define NFS_MAXATTRTIMEO(inode) \ - (S_ISDIR(inode->i_mode)? NFS_SERVER(inode)->acdirmax \ - : NFS_SERVER(inode)->acregmax) +static inline struct nfs_server *NFS_SB(const struct super_block *s) +{ + return (struct nfs_server *)(s->s_fs_info); +} + +static inline struct nfs_fh *NFS_FH(const struct inode *inode) +{ + return &NFS_I(inode)->fh; +} + +static inline struct nfs_server *NFS_SERVER(const struct inode *inode) +{ + return NFS_SB(inode->i_sb); +} + +static inline struct rpc_clnt *NFS_CLIENT(const struct inode *inode) +{ + return NFS_SERVER(inode)->client; +} + +static inline const struct nfs_rpc_ops *NFS_PROTO(const struct inode *inode) +{ + return NFS_SERVER(inode)->nfs_client->rpc_ops; +} + +static inline __be32 *NFS_COOKIEVERF(const struct inode *inode) +{ + return NFS_I(inode)->cookieverf; +} + +static inline unsigned NFS_MINATTRTIMEO(const struct inode *inode) +{ + struct nfs_server *nfss = NFS_SERVER(inode); + return S_ISDIR(inode->i_mode) ? nfss->acdirmin : nfss->acregmin; +} -#define NFS_FLAGS(inode) (NFS_I(inode)->flags) -#define NFS_STALE(inode) (test_bit(NFS_INO_STALE, &NFS_FLAGS(inode))) +static inline unsigned NFS_MAXATTRTIMEO(const struct inode *inode) +{ + struct nfs_server *nfss = NFS_SERVER(inode); + return S_ISDIR(inode->i_mode) ? nfss->acdirmax : nfss->acregmax; +} -#define NFS_FILEID(inode) (NFS_I(inode)->fileid) +static inline int NFS_STALE(const struct inode *inode) +{ + return test_bit(NFS_INO_STALE, &NFS_I(inode)->flags); +} + +static inline __u64 NFS_FILEID(const struct inode *inode) +{ + return NFS_I(inode)->fileid; +} + +static inline void set_nfs_fileid(struct inode *inode, __u64 fileid) +{ + NFS_I(inode)->fileid = fileid; +} static inline void nfs_mark_for_revalidate(struct inode *inode) { @@ -237,7 +276,7 @@ static inline int nfs_server_capable(struct inode *inode, int cap) static inline int NFS_USE_READDIRPLUS(struct inode *inode) { - return test_bit(NFS_INO_ADVISE_RDPLUS, &NFS_FLAGS(inode)); + return test_bit(NFS_INO_ADVISE_RDPLUS, &NFS_I(inode)->flags); } static inline void nfs_set_verifier(struct dentry * dentry, unsigned long verf) @@ -366,6 +405,7 @@ extern const struct inode_operations nfs3_dir_inode_operations; extern const struct file_operations nfs_dir_operations; extern struct dentry_operations nfs_dentry_operations; +extern void nfs_force_lookup_revalidate(struct inode *dir); extern int nfs_instantiate(struct dentry *dentry, struct nfs_fh *fh, struct nfs_fattr *fattr); extern int nfs_may_open(struct inode *inode, struct rpc_cred *cred, int openflags); extern void nfs_access_zap_cache(struct inode *inode); @@ -516,14 +556,7 @@ extern void * nfs_root_data(void); #define nfs_wait_event(clnt, wq, condition) \ ({ \ - int __retval = 0; \ - if (clnt->cl_intr) { \ - sigset_t oldmask; \ - rpc_clnt_sigmask(clnt, &oldmask); \ - __retval = wait_event_interruptible(wq, condition); \ - rpc_clnt_sigunmask(clnt, &oldmask); \ - } else \ - wait_event(wq, condition); \ + int __retval = wait_event_killable(wq, condition); \ __retval; \ }) diff --git a/include/linux/nfs_fs_sb.h b/include/linux/nfs_fs_sb.h index 0cac49bc0955..3423c6761bf7 100644 --- a/include/linux/nfs_fs_sb.h +++ b/include/linux/nfs_fs_sb.h @@ -3,8 +3,12 @@ #include <linux/list.h> #include <linux/backing-dev.h> +#include <linux/wait.h> + +#include <asm/atomic.h> struct nfs_iostats; +struct nlm_host; /* * The nfs_client identifies our client state to the server. @@ -14,20 +18,19 @@ struct nfs_client { int cl_cons_state; /* current construction state (-ve: init error) */ #define NFS_CS_READY 0 /* ready to be used */ #define NFS_CS_INITING 1 /* busy initialising */ - int cl_nfsversion; /* NFS protocol version */ unsigned long cl_res_state; /* NFS resources state */ #define NFS_CS_CALLBACK 1 /* - callback started */ #define NFS_CS_IDMAP 2 /* - idmap started */ #define NFS_CS_RENEWD 3 /* - renewd started */ - struct sockaddr_in cl_addr; /* server identifier */ + struct sockaddr_storage cl_addr; /* server identifier */ + size_t cl_addrlen; char * cl_hostname; /* hostname of server */ struct list_head cl_share_link; /* link in global client list */ struct list_head cl_superblocks; /* List of nfs_server structs */ struct rpc_clnt * cl_rpcclient; const struct nfs_rpc_ops *rpc_ops; /* NFS protocol vector */ - unsigned long retrans_timeo; /* retransmit timeout */ - unsigned int retrans_count; /* number of retransmit tries */ + int cl_proto; /* Network transport protocol */ #ifdef CONFIG_NFS_V4 u64 cl_clientid; /* constant */ @@ -62,7 +65,7 @@ struct nfs_client { /* Our own IP address, as a null-terminated string. * This is used to generate the clientid, and the callback address. */ - char cl_ipaddr[16]; + char cl_ipaddr[48]; unsigned char cl_id_uniquifier; #endif }; @@ -78,6 +81,7 @@ struct nfs_server { struct list_head master_link; /* link in master servers list */ struct rpc_clnt * client; /* RPC client handle */ struct rpc_clnt * client_acl; /* ACL RPC client handle */ + struct nlm_host *nlm_host; /* NLM client handle */ struct nfs_iostats * io_stats; /* I/O statistics */ struct backing_dev_info backing_dev_info; atomic_long_t writeback; /* number of writeback pages */ @@ -110,6 +114,9 @@ struct nfs_server { filesystem */ #endif void (*destroy)(struct nfs_server *); + + atomic_t active; /* Keep trace of any activity to this server */ + wait_queue_head_t active_wq; /* Wait for any activity to stop */ }; /* Server capabilities */ diff --git a/include/linux/nfs_mount.h b/include/linux/nfs_mount.h index a3ade89a64d2..df7c6b7a7ebb 100644 --- a/include/linux/nfs_mount.h +++ b/include/linux/nfs_mount.h @@ -48,7 +48,7 @@ struct nfs_mount_data { /* bits in the flags field */ #define NFS_MOUNT_SOFT 0x0001 /* 1 */ -#define NFS_MOUNT_INTR 0x0002 /* 1 */ +#define NFS_MOUNT_INTR 0x0002 /* 1 */ /* now unused, but ABI */ #define NFS_MOUNT_SECURE 0x0004 /* 1 */ #define NFS_MOUNT_POSIX 0x0008 /* 1 */ #define NFS_MOUNT_NOCTO 0x0010 /* 1 */ diff --git a/include/linux/nfs_page.h b/include/linux/nfs_page.h index 30dbcc185e69..a1676e19e491 100644 --- a/include/linux/nfs_page.h +++ b/include/linux/nfs_page.h @@ -83,6 +83,7 @@ extern void nfs_pageio_complete(struct nfs_pageio_descriptor *desc); extern void nfs_pageio_cond_complete(struct nfs_pageio_descriptor *, pgoff_t); extern int nfs_wait_on_request(struct nfs_page *); extern void nfs_unlock_request(struct nfs_page *req); +extern int nfs_set_page_tag_locked(struct nfs_page *req); extern void nfs_clear_page_tag_locked(struct nfs_page *req); @@ -95,18 +96,6 @@ nfs_lock_request_dontget(struct nfs_page *req) return !test_and_set_bit(PG_BUSY, &req->wb_flags); } -/* - * Lock the page of an asynchronous request and take a reference - */ -static inline int -nfs_lock_request(struct nfs_page *req) -{ - if (test_and_set_bit(PG_BUSY, &req->wb_flags)) - return 0; - kref_get(&req->wb_kref); - return 1; -} - /** * nfs_list_add_request - Insert a request into a list * @req: request diff --git a/include/linux/nfs_xdr.h b/include/linux/nfs_xdr.h index daab252f2e5c..f301d0b8babc 100644 --- a/include/linux/nfs_xdr.h +++ b/include/linux/nfs_xdr.h @@ -666,16 +666,17 @@ struct nfs4_rename_res { struct nfs_fattr * new_fattr; }; +#define NFS4_SETCLIENTID_NAMELEN (56) struct nfs4_setclientid { - const nfs4_verifier * sc_verifier; /* request */ + const nfs4_verifier * sc_verifier; unsigned int sc_name_len; - char sc_name[48]; /* request */ - u32 sc_prog; /* request */ + char sc_name[NFS4_SETCLIENTID_NAMELEN]; + u32 sc_prog; unsigned int sc_netid_len; - char sc_netid[4]; /* request */ + char sc_netid[RPCBIND_MAXNETIDLEN]; unsigned int sc_uaddr_len; - char sc_uaddr[24]; /* request */ - u32 sc_cb_ident; /* request */ + char sc_uaddr[RPCBIND_MAXUADDRLEN]; + u32 sc_cb_ident; }; struct nfs4_statfs_arg { @@ -773,7 +774,7 @@ struct nfs_access_entry; * RPC procedure vector for NFSv2/NFSv3 demuxing */ struct nfs_rpc_ops { - int version; /* Protocol version */ + u32 version; /* Protocol version */ struct dentry_operations *dentry_ops; const struct inode_operations *dir_inode_ops; const struct inode_operations *file_inode_ops; @@ -816,11 +817,11 @@ struct nfs_rpc_ops { struct nfs_pathconf *); int (*set_capabilities)(struct nfs_server *, struct nfs_fh *); __be32 *(*decode_dirent)(__be32 *, struct nfs_entry *, int plus); - void (*read_setup) (struct nfs_read_data *); + 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 *, int how); + void (*write_setup) (struct nfs_write_data *, struct rpc_message *); int (*write_done) (struct rpc_task *, struct nfs_write_data *); - void (*commit_setup) (struct nfs_write_data *, int how); + void (*commit_setup) (struct nfs_write_data *, struct rpc_message *); int (*commit_done) (struct rpc_task *, struct nfs_write_data *); int (*file_open) (struct inode *, struct file *); int (*file_release) (struct inode *, struct file *); diff --git a/include/linux/nfsd/Kbuild b/include/linux/nfsd/Kbuild index d9c5455808e5..e726fc3a4375 100644 --- a/include/linux/nfsd/Kbuild +++ b/include/linux/nfsd/Kbuild @@ -4,4 +4,3 @@ unifdef-y += stats.h unifdef-y += syscall.h unifdef-y += nfsfh.h unifdef-y += debug.h -unifdef-y += auth.h diff --git a/include/linux/nfsd/auth.h b/include/linux/nfsd/auth.h deleted file mode 100644 index 0fb9f7212195..000000000000 --- a/include/linux/nfsd/auth.h +++ /dev/null @@ -1,27 +0,0 @@ -/* - * include/linux/nfsd/auth.h - * - * nfsd-specific authentication stuff. - * uid/gid mapping not yet implemented. - * - * Copyright (C) 1995, 1996 Olaf Kirch <okir@monad.swb.de> - */ - -#ifndef LINUX_NFSD_AUTH_H -#define LINUX_NFSD_AUTH_H - -#ifdef __KERNEL__ - -#define nfsd_luid(rq, uid) ((u32)(uid)) -#define nfsd_lgid(rq, gid) ((u32)(gid)) -#define nfsd_ruid(rq, uid) ((u32)(uid)) -#define nfsd_rgid(rq, gid) ((u32)(gid)) - -/* - * Set the current process's fsuid/fsgid etc to those of the NFS - * client user - */ -int nfsd_setuser(struct svc_rqst *, struct svc_export *); - -#endif /* __KERNEL__ */ -#endif /* LINUX_NFSD_AUTH_H */ diff --git a/include/linux/nfsd/cache.h b/include/linux/nfsd/cache.h index 007480cd6a60..7b5d784cc858 100644 --- a/include/linux/nfsd/cache.h +++ b/include/linux/nfsd/cache.h @@ -72,8 +72,8 @@ enum { */ #define RC_DELAY (HZ/5) -void nfsd_cache_init(void); -void nfsd_cache_shutdown(void); +int nfsd_reply_cache_init(void); +void nfsd_reply_cache_shutdown(void); int nfsd_cache_lookup(struct svc_rqst *, int); void nfsd_cache_update(struct svc_rqst *, int, __be32 *); diff --git a/include/linux/nfsd/export.h b/include/linux/nfsd/export.h index bcb7abafbca9..3a1687251367 100644 --- a/include/linux/nfsd/export.h +++ b/include/linux/nfsd/export.h @@ -122,7 +122,7 @@ __be32 check_nfsd_access(struct svc_export *exp, struct svc_rqst *rqstp); /* * Function declarations */ -void nfsd_export_init(void); +int nfsd_export_init(void); void nfsd_export_shutdown(void); void nfsd_export_flush(void); void exp_readlock(void); diff --git a/include/linux/nfsd/nfsd.h b/include/linux/nfsd/nfsd.h index 604a0d786bc6..8caf4c4f64e6 100644 --- a/include/linux/nfsd/nfsd.h +++ b/include/linux/nfsd/nfsd.h @@ -20,7 +20,6 @@ #include <linux/nfsd/debug.h> #include <linux/nfsd/nfsfh.h> #include <linux/nfsd/export.h> -#include <linux/nfsd/auth.h> #include <linux/nfsd/stats.h> /* * nfsd version @@ -70,9 +69,9 @@ void nfsd_racache_shutdown(void); int nfsd_cross_mnt(struct svc_rqst *rqstp, struct dentry **dpp, struct svc_export **expp); __be32 nfsd_lookup(struct svc_rqst *, struct svc_fh *, - const char *, int, struct svc_fh *); + const char *, unsigned int, struct svc_fh *); __be32 nfsd_lookup_dentry(struct svc_rqst *, struct svc_fh *, - const char *, int, + const char *, unsigned int, struct svc_export **, struct dentry **); __be32 nfsd_setattr(struct svc_rqst *, struct svc_fh *, struct iattr *, int, time_t); diff --git a/include/linux/nfsd/syscall.h b/include/linux/nfsd/syscall.h index 8bcddccb6c42..4e439765b705 100644 --- a/include/linux/nfsd/syscall.h +++ b/include/linux/nfsd/syscall.h @@ -18,7 +18,6 @@ #include <linux/nfsd/const.h> #include <linux/nfsd/export.h> #include <linux/nfsd/nfsfh.h> -#include <linux/nfsd/auth.h> /* * Version of the syscall interface diff --git a/include/linux/nfsd/xdr.h b/include/linux/nfsd/xdr.h index 67885d5e6e50..a0132ef58f21 100644 --- a/include/linux/nfsd/xdr.h +++ b/include/linux/nfsd/xdr.h @@ -23,7 +23,7 @@ struct nfsd_sattrargs { struct nfsd_diropargs { struct svc_fh fh; char * name; - int len; + unsigned int len; }; struct nfsd_readargs { @@ -43,17 +43,17 @@ struct nfsd_writeargs { struct nfsd_createargs { struct svc_fh fh; char * name; - int len; + unsigned int len; struct iattr attrs; }; struct nfsd_renameargs { struct svc_fh ffh; char * fname; - int flen; + unsigned int flen; struct svc_fh tfh; char * tname; - int tlen; + unsigned int tlen; }; struct nfsd_readlinkargs { @@ -65,15 +65,15 @@ struct nfsd_linkargs { struct svc_fh ffh; struct svc_fh tfh; char * tname; - int tlen; + unsigned int tlen; }; struct nfsd_symlinkargs { struct svc_fh ffh; char * fname; - int flen; + unsigned int flen; char * tname; - int tlen; + unsigned int tlen; struct iattr attrs; }; diff --git a/include/linux/nfsd/xdr3.h b/include/linux/nfsd/xdr3.h index 89d9d6061a62..421eddd65a25 100644 --- a/include/linux/nfsd/xdr3.h +++ b/include/linux/nfsd/xdr3.h @@ -21,7 +21,7 @@ struct nfsd3_sattrargs { struct nfsd3_diropargs { struct svc_fh fh; char * name; - int len; + unsigned int len; }; struct nfsd3_accessargs { @@ -48,7 +48,7 @@ struct nfsd3_writeargs { struct nfsd3_createargs { struct svc_fh fh; char * name; - int len; + unsigned int len; int createmode; struct iattr attrs; __be32 * verf; @@ -57,7 +57,7 @@ struct nfsd3_createargs { struct nfsd3_mknodargs { struct svc_fh fh; char * name; - int len; + unsigned int len; __u32 ftype; __u32 major, minor; struct iattr attrs; @@ -66,10 +66,10 @@ struct nfsd3_mknodargs { struct nfsd3_renameargs { struct svc_fh ffh; char * fname; - int flen; + unsigned int flen; struct svc_fh tfh; char * tname; - int tlen; + unsigned int tlen; }; struct nfsd3_readlinkargs { @@ -81,15 +81,15 @@ struct nfsd3_linkargs { struct svc_fh ffh; struct svc_fh tfh; char * tname; - int tlen; + unsigned int tlen; }; struct nfsd3_symlinkargs { struct svc_fh ffh; char * fname; - int flen; + unsigned int flen; char * tname; - int tlen; + unsigned int tlen; struct iattr attrs; }; diff --git a/include/linux/nfsd/xdr4.h b/include/linux/nfsd/xdr4.h index b0ddfb41c790..27bd3e38ec5a 100644 --- a/include/linux/nfsd/xdr4.h +++ b/include/linux/nfsd/xdr4.h @@ -441,7 +441,7 @@ void nfsd4_encode_operation(struct nfsd4_compoundres *, struct nfsd4_op *); void nfsd4_encode_replay(struct nfsd4_compoundres *resp, struct nfsd4_op *op); __be32 nfsd4_encode_fattr(struct svc_fh *fhp, struct svc_export *exp, struct dentry *dentry, __be32 *buffer, int *countp, - u32 *bmval, struct svc_rqst *); + u32 *bmval, struct svc_rqst *, int ignore_crossmnt); extern __be32 nfsd4_setclientid(struct svc_rqst *rqstp, struct nfsd4_compound_state *, struct nfsd4_setclientid *setclid); diff --git a/include/linux/nfsd_idmap.h b/include/linux/nfsd_idmap.h index e82746fcad14..d4a2ac18bd4c 100644 --- a/include/linux/nfsd_idmap.h +++ b/include/linux/nfsd_idmap.h @@ -44,11 +44,16 @@ #define IDMAP_NAMESZ 128 #ifdef CONFIG_NFSD_V4 -void nfsd_idmap_init(void); +int nfsd_idmap_init(void); void nfsd_idmap_shutdown(void); #else -static inline void nfsd_idmap_init(void) {}; -static inline void nfsd_idmap_shutdown(void) {}; +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 *); diff --git a/include/linux/nl80211.h b/include/linux/nl80211.h index 538ee1dd3d0a..9fecf902419c 100644 --- a/include/linux/nl80211.h +++ b/include/linux/nl80211.h @@ -7,6 +7,18 @@ */ /** + * DOC: Station handling + * + * Stations are added per interface, but a special case exists with VLAN + * interfaces. When a station is bound to an AP interface, it may be moved + * into a VLAN identified by a VLAN interface index (%NL80211_ATTR_STA_VLAN). + * The station is still assumed to belong to the AP interface it was added + * to. + * + * TODO: need more info? + */ + +/** * enum nl80211_commands - supported nl80211 commands * * @NL80211_CMD_UNSPEC: unspecified command to catch errors @@ -37,6 +49,35 @@ * userspace to request deletion of a virtual interface, then requires * attribute %NL80211_ATTR_IFINDEX. * + * @NL80211_CMD_GET_KEY: Get sequence counter information for a key specified + * by %NL80211_ATTR_KEY_IDX and/or %NL80211_ATTR_MAC. + * @NL80211_CMD_SET_KEY: Set key attributes %NL80211_ATTR_KEY_DEFAULT or + * %NL80211_ATTR_KEY_THRESHOLD. + * @NL80211_CMD_NEW_KEY: add a key with given %NL80211_ATTR_KEY_DATA, + * %NL80211_ATTR_KEY_IDX, %NL80211_ATTR_MAC and %NL80211_ATTR_KEY_CIPHER + * attributes. + * @NL80211_CMD_DEL_KEY: delete a key identified by %NL80211_ATTR_KEY_IDX + * or %NL80211_ATTR_MAC. + * + * @NL80211_CMD_GET_BEACON: retrieve beacon information (returned in a + * %NL80222_CMD_NEW_BEACON message) + * @NL80211_CMD_SET_BEACON: set the beacon on an access point interface + * using the %NL80211_ATTR_BEACON_INTERVAL, %NL80211_ATTR_DTIM_PERIOD, + * %NL80211_BEACON_HEAD and %NL80211_BEACON_TAIL attributes. + * @NL80211_CMD_NEW_BEACON: add a new beacon to an access point interface, + * parameters are like for %NL80211_CMD_SET_BEACON. + * @NL80211_CMD_DEL_BEACON: remove the beacon, stop sending it + * + * @NL80211_CMD_GET_STATION: Get station attributes for station identified by + * %NL80211_ATTR_MAC on the interface identified by %NL80211_ATTR_IFINDEX. + * @NL80211_CMD_SET_STATION: Set station attributes for station identified by + * %NL80211_ATTR_MAC on the interface identified by %NL80211_ATTR_IFINDEX. + * @NL80211_CMD_NEW_STATION: Add a station with given attributes to the + * the interface identified by %NL80211_ATTR_IFINDEX. + * @NL80211_CMD_DEL_STATION: Remove a station identified by %NL80211_ATTR_MAC + * or, if no MAC address given, all stations, on the interface identified + * by %NL80211_ATTR_IFINDEX. + * * @NL80211_CMD_MAX: highest used command number * @__NL80211_CMD_AFTER_LAST: internal use */ @@ -54,6 +95,21 @@ enum nl80211_commands { NL80211_CMD_NEW_INTERFACE, NL80211_CMD_DEL_INTERFACE, + NL80211_CMD_GET_KEY, + NL80211_CMD_SET_KEY, + NL80211_CMD_NEW_KEY, + NL80211_CMD_DEL_KEY, + + NL80211_CMD_GET_BEACON, + NL80211_CMD_SET_BEACON, + NL80211_CMD_NEW_BEACON, + NL80211_CMD_DEL_BEACON, + + NL80211_CMD_GET_STATION, + NL80211_CMD_SET_STATION, + NL80211_CMD_NEW_STATION, + NL80211_CMD_DEL_STATION, + /* add commands here */ /* used to define NL80211_CMD_MAX below */ @@ -75,6 +131,36 @@ enum nl80211_commands { * @NL80211_ATTR_IFNAME: network interface name * @NL80211_ATTR_IFTYPE: type of virtual interface, see &enum nl80211_iftype * + * @NL80211_ATTR_MAC: MAC address (various uses) + * + * @NL80211_ATTR_KEY_DATA: (temporal) key data; for TKIP this consists of + * 16 bytes encryption key followed by 8 bytes each for TX and RX MIC + * keys + * @NL80211_ATTR_KEY_IDX: key ID (u8, 0-3) + * @NL80211_ATTR_KEY_CIPHER: key cipher suite (u32, as defined by IEEE 802.11 + * section 7.3.2.25.1, e.g. 0x000FAC04) + * @NL80211_ATTR_KEY_SEQ: transmit key sequence number (IV/PN) for TKIP and + * CCMP keys, each six bytes in little endian + * + * @NL80211_ATTR_BEACON_INTERVAL: beacon interval in TU + * @NL80211_ATTR_DTIM_PERIOD: DTIM period for beaconing + * @NL80211_ATTR_BEACON_HEAD: portion of the beacon before the TIM IE + * @NL80211_ATTR_BEACON_TAIL: portion of the beacon after the TIM IE + * + * @NL80211_ATTR_STA_AID: Association ID for the station (u16) + * @NL80211_ATTR_STA_FLAGS: flags, nested element with NLA_FLAG attributes of + * &enum nl80211_sta_flags. + * @NL80211_ATTR_STA_LISTEN_INTERVAL: listen interval as defined by + * IEEE 802.11 7.3.1.6 (u16). + * @NL80211_ATTR_STA_SUPPORTED_RATES: supported rates, array of supported + * rates as defined by IEEE 802.11 7.3.2.2 but without the length + * restriction (at most %NL80211_MAX_SUPP_RATES). + * @NL80211_ATTR_STA_VLAN: interface index of VLAN interface to move station + * to, or the AP interface the station was originally added to to. + * @NL80211_ATTR_STA_STATS: statistics for a station, part of station info + * given for %NL80211_CMD_GET_STATION, nested attribute containing + * info as possible, see &enum nl80211_sta_stats. + * * @NL80211_ATTR_MAX: highest attribute number currently defined * @__NL80211_ATTR_AFTER_LAST: internal use */ @@ -89,12 +175,34 @@ enum nl80211_attrs { NL80211_ATTR_IFNAME, NL80211_ATTR_IFTYPE, + NL80211_ATTR_MAC, + + NL80211_ATTR_KEY_DATA, + NL80211_ATTR_KEY_IDX, + NL80211_ATTR_KEY_CIPHER, + NL80211_ATTR_KEY_SEQ, + NL80211_ATTR_KEY_DEFAULT, + + NL80211_ATTR_BEACON_INTERVAL, + NL80211_ATTR_DTIM_PERIOD, + NL80211_ATTR_BEACON_HEAD, + NL80211_ATTR_BEACON_TAIL, + + NL80211_ATTR_STA_AID, + NL80211_ATTR_STA_FLAGS, + NL80211_ATTR_STA_LISTEN_INTERVAL, + NL80211_ATTR_STA_SUPPORTED_RATES, + NL80211_ATTR_STA_VLAN, + NL80211_ATTR_STA_STATS, + /* add attributes here, update the policy in nl80211.c */ __NL80211_ATTR_AFTER_LAST, NL80211_ATTR_MAX = __NL80211_ATTR_AFTER_LAST - 1 }; +#define NL80211_MAX_SUPP_RATES 32 + /** * enum nl80211_iftype - (virtual) interface types * @@ -126,4 +234,50 @@ enum nl80211_iftype { NL80211_IFTYPE_MAX = __NL80211_IFTYPE_AFTER_LAST - 1 }; +/** + * enum nl80211_sta_flags - station flags + * + * Station flags. When a station is added to an AP interface, it is + * assumed to be already associated (and hence authenticated.) + * + * @NL80211_STA_FLAG_AUTHORIZED: station is authorized (802.1X) + * @NL80211_STA_FLAG_SHORT_PREAMBLE: station is capable of receiving frames + * with short barker preamble + * @NL80211_STA_FLAG_WME: station is WME/QoS capable + */ +enum nl80211_sta_flags { + __NL80211_STA_FLAG_INVALID, + NL80211_STA_FLAG_AUTHORIZED, + NL80211_STA_FLAG_SHORT_PREAMBLE, + NL80211_STA_FLAG_WME, + + /* keep last */ + __NL80211_STA_FLAG_AFTER_LAST, + NL80211_STA_FLAG_MAX = __NL80211_STA_FLAG_AFTER_LAST - 1 +}; + +/** + * enum nl80211_sta_stats - station statistics + * + * These attribute types are used with %NL80211_ATTR_STA_STATS + * when getting information about a station. + * + * @__NL80211_STA_STAT_INVALID: attribute number 0 is reserved + * @NL80211_STA_STAT_INACTIVE_TIME: time since last activity (u32, msecs) + * @NL80211_STA_STAT_RX_BYTES: total received bytes (u32, from this station) + * @NL80211_STA_STAT_TX_BYTES: total transmitted bytes (u32, to this station) + * @__NL80211_STA_STAT_AFTER_LAST: internal + * @NL80211_STA_STAT_MAX: highest possible station stats attribute + */ +enum nl80211_sta_stats { + __NL80211_STA_STAT_INVALID, + NL80211_STA_STAT_INACTIVE_TIME, + NL80211_STA_STAT_RX_BYTES, + NL80211_STA_STAT_TX_BYTES, + + /* keep last */ + __NL80211_STA_STAT_AFTER_LAST, + NL80211_STA_STAT_MAX = __NL80211_STA_STAT_AFTER_LAST - 1 +}; + #endif /* __LINUX_NL80211_H */ diff --git a/include/linux/notifier.h b/include/linux/notifier.h index 0c40cc0b4a36..f4df40038f0c 100644 --- a/include/linux/notifier.h +++ b/include/linux/notifier.h @@ -207,9 +207,7 @@ static inline int notifier_to_errno(int ret) #define CPU_DOWN_PREPARE 0x0005 /* CPU (unsigned)v going down */ #define CPU_DOWN_FAILED 0x0006 /* CPU (unsigned)v NOT going down */ #define CPU_DEAD 0x0007 /* CPU (unsigned)v dead */ -#define CPU_LOCK_ACQUIRE 0x0008 /* Acquire all hotcpu locks */ -#define CPU_LOCK_RELEASE 0x0009 /* Release all hotcpu locks */ -#define CPU_DYING 0x000A /* CPU (unsigned)v not running any task, +#define CPU_DYING 0x0008 /* CPU (unsigned)v not running any task, * not handling interrupts, soon dead */ /* Used for CPU hotplug events occuring while tasks are frozen due to a suspend @@ -230,6 +228,8 @@ static inline int notifier_to_errno(int ret) #define PM_POST_HIBERNATION 0x0002 /* Hibernation finished */ #define PM_SUSPEND_PREPARE 0x0003 /* Going to suspend the system */ #define PM_POST_SUSPEND 0x0004 /* Suspend finished */ +#define PM_RESTORE_PREPARE 0x0005 /* Going to restore a saved image */ +#define PM_POST_RESTORE 0x0006 /* Restore failed */ /* Console keyboard events. * Note: KBD_KEYCODE is always sent before KBD_UNBOUND_KEYCODE, KBD_UNICODE and diff --git a/include/linux/nubus.h b/include/linux/nubus.h index cdb3e9b8db54..c4355076d1a5 100644 --- a/include/linux/nubus.h +++ b/include/linux/nubus.h @@ -132,10 +132,12 @@ enum nubus_drhw { NUBUS_DRHW_RDIUS_DCGX = 0x027C, /* Radius DirectColor/GX */ NUBUS_DRHW_RDIUS_PC8 = 0x0291, /* Radius PrecisionColor 8 */ NUBUS_DRHW_LAPIS_PCS8 = 0x0292, /* Lapis ProColorServer 8 */ - NUBUS_DRHW_RASTER_24LXI = 0x02A0, /* RasterOps 8/24 XLi */ + NUBUS_DRHW_RASTER_24XLI = 0x02A0, /* RasterOps 8/24 XLi */ NUBUS_DRHW_RASTER_PBPGT = 0x02A5, /* RasterOps PaintBoard Prism GT */ NUBUS_DRHW_EMACH_FSX = 0x02AE, /* E-Machines Futura SX */ + NUBUS_DRHW_RASTER_24XLTV = 0x02B7, /* RasterOps 24XLTV */ NUBUS_DRHW_SMAC_THUND24 = 0x02CB, /* SuperMac Thunder/24 */ + NUBUS_DRHW_SMAC_THUNDLGHT = 0x03D9, /* SuperMac ThunderLight */ NUBUS_DRHW_RDIUS_PC24XP = 0x0406, /* Radius PrecisionColor 24Xp */ NUBUS_DRHW_RDIUS_PC24X = 0x040A, /* Radius PrecisionColor 24X */ NUBUS_DRHW_RDIUS_PC8XJ = 0x040B, /* Radius PrecisionColor 8XJ */ diff --git a/include/linux/of.h b/include/linux/of.h index 5c39b9270ff7..b5f33efcb8e2 100644 --- a/include/linux/of.h +++ b/include/linux/of.h @@ -17,6 +17,7 @@ */ #include <linux/types.h> #include <linux/bitops.h> +#include <linux/mod_devicetable.h> #include <asm/prom.h> @@ -41,11 +42,20 @@ extern struct device_node *of_find_compatible_node(struct device_node *from, #define for_each_compatible_node(dn, type, compatible) \ for (dn = of_find_compatible_node(NULL, type, compatible); dn; \ dn = of_find_compatible_node(dn, type, compatible)) +extern struct device_node *of_find_matching_node(struct device_node *from, + const struct of_device_id *matches); +#define for_each_matching_node(dn, matches) \ + for (dn = of_find_matching_node(NULL, matches); dn; \ + dn = of_find_matching_node(dn, matches)) extern struct device_node *of_find_node_by_path(const char *path); extern struct device_node *of_find_node_by_phandle(phandle handle); extern struct device_node *of_get_parent(const struct device_node *node); extern struct device_node *of_get_next_child(const struct device_node *node, struct device_node *prev); +#define for_each_child_of_node(parent, child) \ + for (child = of_get_next_child(parent, NULL); child != NULL; \ + child = of_get_next_child(parent, child)) + extern struct property *of_find_property(const struct device_node *np, const char *name, int *lenp); @@ -56,5 +66,7 @@ extern const void *of_get_property(const struct device_node *node, int *lenp); extern int of_n_addr_cells(struct device_node *np); extern int of_n_size_cells(struct device_node *np); +extern const struct of_device_id *of_match_node( + const struct of_device_id *matches, const struct device_node *node); #endif /* _LINUX_OF_H */ diff --git a/include/linux/of_device.h b/include/linux/of_device.h index 212bffb2b174..6dc11959770c 100644 --- a/include/linux/of_device.h +++ b/include/linux/of_device.h @@ -10,8 +10,6 @@ #define to_of_device(d) container_of(d, struct of_device, dev) -extern const struct of_device_id *of_match_node( - const struct of_device_id *matches, const struct device_node *node); extern const struct of_device_id *of_match_device( const struct of_device_id *matches, const struct of_device *dev); diff --git a/include/linux/page-flags.h b/include/linux/page-flags.h index 209d3a47f50f..bbad43fb8181 100644 --- a/include/linux/page-flags.h +++ b/include/linux/page-flags.h @@ -131,16 +131,52 @@ #define ClearPageReferenced(page) clear_bit(PG_referenced, &(page)->flags) #define TestClearPageReferenced(page) test_and_clear_bit(PG_referenced, &(page)->flags) -#define PageUptodate(page) test_bit(PG_uptodate, &(page)->flags) +static inline int PageUptodate(struct page *page) +{ + int ret = test_bit(PG_uptodate, &(page)->flags); + + /* + * Must ensure that the data we read out of the page is loaded + * _after_ we've loaded page->flags to check for PageUptodate. + * We can skip the barrier if the page is not uptodate, because + * we wouldn't be reading anything from it. + * + * See SetPageUptodate() for the other side of the story. + */ + if (ret) + smp_rmb(); + + return ret; +} + +static inline void __SetPageUptodate(struct page *page) +{ + smp_wmb(); + __set_bit(PG_uptodate, &(page)->flags); #ifdef CONFIG_S390 + page_clear_dirty(page); +#endif +} + static inline void SetPageUptodate(struct page *page) { +#ifdef CONFIG_S390 if (!test_and_set_bit(PG_uptodate, &page->flags)) page_clear_dirty(page); -} #else -#define SetPageUptodate(page) set_bit(PG_uptodate, &(page)->flags) + /* + * Memory barrier must be issued before setting the PG_uptodate bit, + * so that all previous stores issued in order to bring the page + * uptodate are actually visible before PageUptodate becomes true. + * + * s390 doesn't need an explicit smp_wmb here because the test and + * set bit already provides full barriers. + */ + smp_wmb(); + set_bit(PG_uptodate, &(page)->flags); #endif +} + #define ClearPageUptodate(page) clear_bit(PG_uptodate, &(page)->flags) #define PageDirty(page) test_bit(PG_dirty, &(page)->flags) diff --git a/include/linux/pagemap.h b/include/linux/pagemap.h index db8a410ae9e1..4b62a105622b 100644 --- a/include/linux/pagemap.h +++ b/include/linux/pagemap.h @@ -157,6 +157,7 @@ static inline pgoff_t linear_page_index(struct vm_area_struct *vma, } extern void FASTCALL(__lock_page(struct page *page)); +extern int FASTCALL(__lock_page_killable(struct page *page)); extern void FASTCALL(__lock_page_nosync(struct page *page)); extern void FASTCALL(unlock_page(struct page *page)); @@ -171,6 +172,19 @@ static inline void lock_page(struct page *page) } /* + * lock_page_killable is like lock_page but can be interrupted by fatal + * signals. It returns 0 if it locked the page and -EINTR if it was + * killed while waiting. + */ +static inline int lock_page_killable(struct page *page) +{ + might_sleep(); + if (TestSetPageLocked(page)) + return __lock_page_killable(page); + return 0; +} + +/* * lock_page_nosync should only be used if we can't pin the page's inode. * Doesn't play quite so well with block device plugging. */ diff --git a/include/linux/pata_platform.h b/include/linux/pata_platform.h deleted file mode 100644 index 5799e8d50623..000000000000 --- a/include/linux/pata_platform.h +++ /dev/null @@ -1,18 +0,0 @@ -#ifndef __LINUX_PATA_PLATFORM_H -#define __LINUX_PATA_PLATFORM_H - -struct pata_platform_info { - /* - * I/O port shift, for platforms with ports that are - * constantly spaced and need larger than the 1-byte - * spacing used by ata_std_ports(). - */ - unsigned int ioport_shift; - /* - * Indicate platform specific irq types and initial - * IRQ flags when call request_irq() - */ - unsigned int irq_flags; -}; - -#endif /* __LINUX_PATA_PLATFORM_H */ diff --git a/include/linux/pci-acpi.h b/include/linux/pci-acpi.h index 936ef82ed76a..3ba25065fa96 100644 --- a/include/linux/pci-acpi.h +++ b/include/linux/pci-acpi.h @@ -48,7 +48,15 @@ #ifdef CONFIG_ACPI extern acpi_status pci_osc_control_set(acpi_handle handle, u32 flags); -extern acpi_status pci_osc_support_set(u32 flags); +extern acpi_status __pci_osc_support_set(u32 flags, const char *hid); +static inline acpi_status pci_osc_support_set(u32 flags) +{ + return __pci_osc_support_set(flags, PCI_ROOT_HID_STRING); +} +static inline acpi_status pcie_osc_support_set(u32 flags) +{ + return __pci_osc_support_set(flags, PCI_EXPRESS_ROOT_HID_STRING); +} #else #if !defined(AE_ERROR) typedef u32 acpi_status; @@ -57,6 +65,7 @@ typedef u32 acpi_status; static inline acpi_status pci_osc_control_set(acpi_handle handle, u32 flags) {return AE_ERROR;} static inline acpi_status pci_osc_support_set(u32 flags) {return AE_ERROR;} +static inline acpi_status pcie_osc_support_set(u32 flags) {return AE_ERROR;} #endif #endif /* _PCI_ACPI_H_ */ diff --git a/include/linux/pci.h b/include/linux/pci.h index 0dd93bb62fbe..7215d3b1f4af 100644 --- a/include/linux/pci.h +++ b/include/linux/pci.h @@ -28,7 +28,7 @@ * 7:3 = slot * 2:0 = function */ -#define PCI_DEVFN(slot,func) ((((slot) & 0x1f) << 3) | ((func) & 0x07)) +#define PCI_DEVFN(slot, func) ((((slot) & 0x1f) << 3) | ((func) & 0x07)) #define PCI_SLOT(devfn) (((devfn) >> 3) & 0x1f) #define PCI_FUNC(devfn) ((devfn) & 0x07) @@ -66,7 +66,6 @@ enum pci_mmap_state { #define PCI_DMA_FROMDEVICE 2 #define PCI_DMA_NONE 3 -#define DEVICE_COUNT_COMPATIBLE 4 #define DEVICE_COUNT_RESOURCE 12 typedef int __bitwise pci_power_t; @@ -160,6 +159,8 @@ struct pci_dev { this if your device has broken DMA or supports 64-bit transfers. */ + struct device_dma_parameters dma_parms; + pci_power_t current_state; /* Current operating state. In ACPI-speak, this is D0-D3, D0 being fully functional, and D3 being off. */ @@ -167,10 +168,6 @@ struct pci_dev { pci_channel_state_t error_state; /* current connectivity state */ struct device dev; /* Generic device interface */ - /* device is compatible with these IDs */ - unsigned short vendor_compatible[DEVICE_COUNT_COMPATIBLE]; - unsigned short device_compatible[DEVICE_COUNT_COMPATIBLE]; - int cfg_size; /* Size of configuration space */ /* @@ -219,7 +216,7 @@ static inline int pci_channel_offline(struct pci_dev *pdev) } static inline struct pci_cap_saved_state *pci_find_saved_cap( - struct pci_dev *pci_dev,char cap) + struct pci_dev *pci_dev, char cap) { struct pci_cap_saved_state *tmp; struct hlist_node *pos; @@ -278,13 +275,13 @@ struct pci_bus { unsigned short bridge_ctl; /* manage NO_ISA/FBB/et al behaviors */ pci_bus_flags_t bus_flags; /* Inherited by child busses */ struct device *bridge; - struct class_device class_dev; + struct device dev; struct bin_attribute *legacy_io; /* legacy I/O for this bus */ struct bin_attribute *legacy_mem; /* legacy mem */ }; #define pci_bus_b(n) list_entry(n, struct pci_bus, node) -#define to_pci_bus(n) container_of(n, struct pci_bus, class_dev) +#define to_pci_bus(n) container_of(n, struct pci_bus, dev) /* * Error values that may be returned by PCI functions. @@ -314,8 +311,8 @@ struct pci_raw_ops { extern struct pci_raw_ops *raw_pci_ops; struct pci_bus_region { - unsigned long start; - unsigned long end; + resource_size_t start; + resource_size_t end; }; struct pci_dynids { @@ -351,11 +348,10 @@ enum pci_ers_result { }; /* PCI bus error event callbacks */ -struct pci_error_handlers -{ +struct pci_error_handlers { /* PCI bus error detected on this device */ pci_ers_result_t (*error_detected)(struct pci_dev *dev, - enum pci_channel_state error); + enum pci_channel_state error); /* MMIO has been re-enabled, but not DMA */ pci_ers_result_t (*mmio_enabled)(struct pci_dev *dev); @@ -390,7 +386,7 @@ struct pci_driver { struct pci_dynids dynids; }; -#define to_pci_driver(drv) container_of(drv,struct pci_driver, driver) +#define to_pci_driver(drv) container_of(drv, struct pci_driver, driver) /** * PCI_DEVICE - macro used to describe a specific pci device @@ -448,7 +444,7 @@ extern int no_pci_devices(void); void pcibios_fixup_bus(struct pci_bus *); int __must_check pcibios_enable_device(struct pci_dev *, int mask); -char *pcibios_setup (char *str); +char *pcibios_setup(char *str); /* Used only when drivers/pci/setup.c is used */ void pcibios_align_resource(void *, struct resource *, resource_size_t, @@ -459,8 +455,10 @@ void pcibios_update_irq(struct pci_dev *, int irq); extern struct pci_bus *pci_find_bus(int domain, int busnr); void pci_bus_add_devices(struct pci_bus *bus); -struct pci_bus *pci_scan_bus_parented(struct device *parent, int bus, struct pci_ops *ops, void *sysdata); -static inline struct pci_bus *pci_scan_bus(int bus, struct pci_ops *ops, void *sysdata) +struct pci_bus *pci_scan_bus_parented(struct device *parent, int bus, + struct pci_ops *ops, void *sysdata); +static inline struct pci_bus *pci_scan_bus(int bus, struct pci_ops *ops, + void *sysdata) { struct pci_bus *root_bus; root_bus = pci_scan_bus_parented(NULL, bus, ops, sysdata); @@ -468,15 +466,18 @@ static inline struct pci_bus *pci_scan_bus(int bus, struct pci_ops *ops, void *s pci_bus_add_devices(root_bus); return root_bus; } -struct pci_bus *pci_create_bus(struct device *parent, int bus, struct pci_ops *ops, void *sysdata); -struct pci_bus * pci_add_new_bus(struct pci_bus *parent, struct pci_dev *dev, int busnr); +struct pci_bus *pci_create_bus(struct device *parent, int bus, + struct pci_ops *ops, void *sysdata); +struct pci_bus *pci_add_new_bus(struct pci_bus *parent, struct pci_dev *dev, + int busnr); int pci_scan_slot(struct pci_bus *bus, int devfn); -struct pci_dev * pci_scan_single_device(struct pci_bus *bus, int devfn); +struct pci_dev *pci_scan_single_device(struct pci_bus *bus, int devfn); void pci_device_add(struct pci_dev *dev, struct pci_bus *bus); unsigned int pci_scan_child_bus(struct pci_bus *bus); int __must_check pci_bus_add_device(struct pci_dev *dev); void pci_read_bridge_bases(struct pci_bus *child); -struct resource *pci_find_parent_resource(const struct pci_dev *dev, struct resource *res); +struct resource *pci_find_parent_resource(const struct pci_dev *dev, + struct resource *res); int pci_get_interrupt_pin(struct pci_dev *dev, struct pci_dev **bridge); extern struct pci_dev *pci_dev_get(struct pci_dev *dev); extern void pci_dev_put(struct pci_dev *dev); @@ -489,15 +490,19 @@ extern void pci_sort_breadthfirst(void); /* Generic PCI functions exported to card drivers */ #ifdef CONFIG_PCI_LEGACY -struct pci_dev __deprecated *pci_find_device (unsigned int vendor, unsigned int device, const struct pci_dev *from); -struct pci_dev __deprecated *pci_find_slot (unsigned int bus, unsigned int devfn); +struct pci_dev __deprecated *pci_find_device(unsigned int vendor, + unsigned int device, + const struct pci_dev *from); +struct pci_dev __deprecated *pci_find_slot(unsigned int bus, + unsigned int devfn); #endif /* CONFIG_PCI_LEGACY */ -int pci_find_capability (struct pci_dev *dev, int cap); -int pci_find_next_capability (struct pci_dev *dev, u8 pos, int cap); -int pci_find_ext_capability (struct pci_dev *dev, int cap); -int pci_find_ht_capability (struct pci_dev *dev, int ht_cap); -int pci_find_next_ht_capability (struct pci_dev *dev, int pos, int ht_cap); +int pci_find_capability(struct pci_dev *dev, int cap); +int pci_find_next_capability(struct pci_dev *dev, u8 pos, int cap); +int pci_find_ext_capability(struct pci_dev *dev, int cap); +int pci_find_ht_capability(struct pci_dev *dev, int ht_cap); +int pci_find_next_ht_capability(struct pci_dev *dev, int pos, int ht_cap); +void pcie_wait_pending_transaction(struct pci_dev *dev); struct pci_bus *pci_find_next_bus(const struct pci_bus *from); struct pci_dev *pci_get_device(unsigned int vendor, unsigned int device, @@ -505,49 +510,58 @@ struct pci_dev *pci_get_device(unsigned int vendor, unsigned int device, struct pci_dev *pci_get_device_reverse(unsigned int vendor, unsigned int device, struct pci_dev *from); -struct pci_dev *pci_get_subsys (unsigned int vendor, unsigned int device, +struct pci_dev *pci_get_subsys(unsigned int vendor, unsigned int device, unsigned int ss_vendor, unsigned int ss_device, struct pci_dev *from); -struct pci_dev *pci_get_slot (struct pci_bus *bus, unsigned int devfn); -struct pci_dev *pci_get_bus_and_slot (unsigned int bus, unsigned int devfn); -struct pci_dev *pci_get_class (unsigned int class, struct pci_dev *from); +struct pci_dev *pci_get_slot(struct pci_bus *bus, unsigned int devfn); +struct pci_dev *pci_get_bus_and_slot(unsigned int bus, unsigned int devfn); +struct pci_dev *pci_get_class(unsigned int class, struct pci_dev *from); int pci_dev_present(const struct pci_device_id *ids); const struct pci_device_id *pci_find_present(const struct pci_device_id *ids); -int pci_bus_read_config_byte (struct pci_bus *bus, unsigned int devfn, int where, u8 *val); -int pci_bus_read_config_word (struct pci_bus *bus, unsigned int devfn, int where, u16 *val); -int pci_bus_read_config_dword (struct pci_bus *bus, unsigned int devfn, int where, u32 *val); -int pci_bus_write_config_byte (struct pci_bus *bus, unsigned int devfn, int where, u8 val); -int pci_bus_write_config_word (struct pci_bus *bus, unsigned int devfn, int where, u16 val); -int pci_bus_write_config_dword (struct pci_bus *bus, unsigned int devfn, int where, u32 val); +int pci_bus_read_config_byte(struct pci_bus *bus, unsigned int devfn, + int where, u8 *val); +int pci_bus_read_config_word(struct pci_bus *bus, unsigned int devfn, + int where, u16 *val); +int pci_bus_read_config_dword(struct pci_bus *bus, unsigned int devfn, + int where, u32 *val); +int pci_bus_write_config_byte(struct pci_bus *bus, unsigned int devfn, + int where, u8 val); +int pci_bus_write_config_word(struct pci_bus *bus, unsigned int devfn, + int where, u16 val); +int pci_bus_write_config_dword(struct pci_bus *bus, unsigned int devfn, + int where, u32 val); static inline int pci_read_config_byte(struct pci_dev *dev, int where, u8 *val) { - return pci_bus_read_config_byte (dev->bus, dev->devfn, where, val); + return pci_bus_read_config_byte(dev->bus, dev->devfn, where, val); } static inline int pci_read_config_word(struct pci_dev *dev, int where, u16 *val) { - return pci_bus_read_config_word (dev->bus, dev->devfn, where, val); + return pci_bus_read_config_word(dev->bus, dev->devfn, where, val); } -static inline int pci_read_config_dword(struct pci_dev *dev, int where, u32 *val) +static inline int pci_read_config_dword(struct pci_dev *dev, int where, + u32 *val) { - return pci_bus_read_config_dword (dev->bus, dev->devfn, where, val); + return pci_bus_read_config_dword(dev->bus, dev->devfn, where, val); } static inline int pci_write_config_byte(struct pci_dev *dev, int where, u8 val) { - return pci_bus_write_config_byte (dev->bus, dev->devfn, where, val); + return pci_bus_write_config_byte(dev->bus, dev->devfn, where, val); } static inline int pci_write_config_word(struct pci_dev *dev, int where, u16 val) { - return pci_bus_write_config_word (dev->bus, dev->devfn, where, val); + return pci_bus_write_config_word(dev->bus, dev->devfn, where, val); } -static inline int pci_write_config_dword(struct pci_dev *dev, int where, u32 val) +static inline int pci_write_config_dword(struct pci_dev *dev, int where, + u32 val) { - return pci_bus_write_config_dword (dev->bus, dev->devfn, where, val); + return pci_bus_write_config_dword(dev->bus, dev->devfn, where, val); } int __must_check pci_enable_device(struct pci_dev *dev); -int __must_check pci_enable_device_bars(struct pci_dev *dev, int mask); +int __must_check pci_enable_device_io(struct pci_dev *dev); +int __must_check pci_enable_device_mem(struct pci_dev *dev); int __must_check pci_reenable_device(struct pci_dev *); int __must_check pcim_enable_device(struct pci_dev *pdev); void pcim_pin_device(struct pci_dev *pdev); @@ -568,6 +582,8 @@ void pci_intx(struct pci_dev *dev, int enable); void pci_msi_off(struct pci_dev *dev); int pci_set_dma_mask(struct pci_dev *dev, u64 mask); int pci_set_consistent_dma_mask(struct pci_dev *dev, u64 mask); +int pci_set_dma_max_seg_size(struct pci_dev *dev, unsigned int size); +int pci_set_dma_seg_boundary(struct pci_dev *dev, unsigned long mask); int pcix_get_max_mmrbc(struct pci_dev *dev); int pcix_get_mmrbc(struct pci_dev *dev); int pcix_set_mmrbc(struct pci_dev *dev, int mmrbc); @@ -576,14 +592,11 @@ int pcie_set_readrq(struct pci_dev *dev, int rq); void pci_update_resource(struct pci_dev *dev, struct resource *res, int resno); int __must_check pci_assign_resource(struct pci_dev *dev, int i); int __must_check pci_assign_resource_fixed(struct pci_dev *dev, int i); -void pci_restore_bars(struct pci_dev *dev); int pci_select_bars(struct pci_dev *dev, unsigned long flags); /* ROM control related routines */ void __iomem __must_check *pci_map_rom(struct pci_dev *pdev, size_t *size); -void __iomem __must_check *pci_map_rom_copy(struct pci_dev *pdev, size_t *size); void pci_unmap_rom(struct pci_dev *pdev, void __iomem *rom); -void pci_remove_rom(struct pci_dev *pdev); size_t pci_get_rom_size(void __iomem *rom, size_t size); /* Power management related routines */ @@ -594,7 +607,7 @@ pci_power_t pci_choose_state(struct pci_dev *dev, pm_message_t state); int pci_enable_wake(struct pci_dev *dev, pci_power_t state, int enable); /* Functions for PCI Hotplug drivers to use */ -int pci_bus_find_capability (struct pci_bus *bus, unsigned int devfn, int cap); +int pci_bus_find_capability(struct pci_bus *bus, unsigned int devfn, int cap); /* Helper functions for low-level code (drivers/pci/setup-[bus,res].c) */ void pci_bus_assign_resources(struct pci_bus *bus); @@ -631,16 +644,18 @@ static inline int __must_check pci_register_driver(struct pci_driver *driver) return __pci_register_driver(driver, THIS_MODULE, KBUILD_MODNAME); } -void pci_unregister_driver(struct pci_driver *); -void pci_remove_behind_bridge(struct pci_dev *); -struct pci_driver *pci_dev_driver(const struct pci_dev *); -const struct pci_device_id *pci_match_id(const struct pci_device_id *ids, struct pci_dev *dev); -int pci_scan_bridge(struct pci_bus *bus, struct pci_dev * dev, int max, int pass); +void pci_unregister_driver(struct pci_driver *dev); +void pci_remove_behind_bridge(struct pci_dev *dev); +struct pci_driver *pci_dev_driver(const struct pci_dev *dev); +const struct pci_device_id *pci_match_id(const struct pci_device_id *ids, + struct pci_dev *dev); +int pci_scan_bridge(struct pci_bus *bus, struct pci_dev *dev, int max, + int pass); void pci_walk_bus(struct pci_bus *top, void (*cb)(struct pci_dev *, void *), void *userdata); int pci_cfg_space_size(struct pci_dev *dev); -unsigned char pci_bus_max_busnr(struct pci_bus* bus); +unsigned char pci_bus_max_busnr(struct pci_bus *bus); /* kmem_cache style wrapper around pci_alloc_consistent() */ @@ -669,19 +684,36 @@ struct msix_entry { #ifndef CONFIG_PCI_MSI -static inline int pci_enable_msi(struct pci_dev *dev) {return -1;} -static inline void pci_disable_msi(struct pci_dev *dev) {} -static inline int pci_enable_msix(struct pci_dev* dev, - struct msix_entry *entries, int nvec) {return -1;} -static inline void pci_disable_msix(struct pci_dev *dev) {} -static inline void msi_remove_pci_irq_vectors(struct pci_dev *dev) {} +static inline int pci_enable_msi(struct pci_dev *dev) +{ + return -1; +} + +static inline void pci_disable_msi(struct pci_dev *dev) +{ } + +static inline int pci_enable_msix(struct pci_dev *dev, + struct msix_entry *entries, int nvec) +{ + return -1; +} + +static inline void pci_disable_msix(struct pci_dev *dev) +{ } + +static inline void msi_remove_pci_irq_vectors(struct pci_dev *dev) +{ } + +static inline void pci_restore_msi_state(struct pci_dev *dev) +{ } #else extern int pci_enable_msi(struct pci_dev *dev); extern void pci_disable_msi(struct pci_dev *dev); -extern int pci_enable_msix(struct pci_dev* dev, +extern int pci_enable_msix(struct pci_dev *dev, struct msix_entry *entries, int nvec); extern void pci_disable_msix(struct pci_dev *dev); extern void msi_remove_pci_irq_vectors(struct pci_dev *dev); +extern void pci_restore_msi_state(struct pci_dev *dev); #endif #ifdef CONFIG_HT_IRQ @@ -702,7 +734,11 @@ extern void pci_unblock_user_cfg_access(struct pci_dev *dev); extern int pci_domains_supported; #else enum { pci_domains_supported = 0 }; -static inline int pci_domain_nr(struct pci_bus *bus) { return 0; } +static inline int pci_domain_nr(struct pci_bus *bus) +{ + return 0; +} + static inline int pci_proc_domain(struct pci_bus *bus) { return 0; @@ -716,67 +752,173 @@ static inline int pci_proc_domain(struct pci_bus *bus) * these as simple inline functions to avoid hair in drivers. */ -#define _PCI_NOP(o,s,t) \ - static inline int pci_##o##_config_##s (struct pci_dev *dev, int where, t val) \ +#define _PCI_NOP(o, s, t) \ + static inline int pci_##o##_config_##s(struct pci_dev *dev, \ + int where, t val) \ { return PCIBIOS_FUNC_NOT_SUPPORTED; } -#define _PCI_NOP_ALL(o,x) _PCI_NOP(o,byte,u8 x) \ - _PCI_NOP(o,word,u16 x) \ - _PCI_NOP(o,dword,u32 x) + +#define _PCI_NOP_ALL(o, x) _PCI_NOP(o, byte, u8 x) \ + _PCI_NOP(o, word, u16 x) \ + _PCI_NOP(o, dword, u32 x) _PCI_NOP_ALL(read, *) _PCI_NOP_ALL(write,) -static inline struct pci_dev *pci_find_device(unsigned int vendor, unsigned int device, const struct pci_dev *from) -{ return NULL; } +static inline struct pci_dev *pci_find_device(unsigned int vendor, + unsigned int device, + const struct pci_dev *from) +{ + return NULL; +} -static inline struct pci_dev *pci_find_slot(unsigned int bus, unsigned int devfn) -{ return NULL; } +static inline struct pci_dev *pci_find_slot(unsigned int bus, + unsigned int devfn) +{ + return NULL; +} static inline struct pci_dev *pci_get_device(unsigned int vendor, - unsigned int device, struct pci_dev *from) -{ return NULL; } + unsigned int device, + struct pci_dev *from) +{ + return NULL; +} static inline struct pci_dev *pci_get_device_reverse(unsigned int vendor, - unsigned int device, struct pci_dev *from) -{ return NULL; } + unsigned int device, + struct pci_dev *from) +{ + return NULL; +} -static inline struct pci_dev *pci_get_subsys (unsigned int vendor, unsigned int device, -unsigned int ss_vendor, unsigned int ss_device, struct pci_dev *from) -{ return NULL; } +static inline struct pci_dev *pci_get_subsys(unsigned int vendor, + unsigned int device, + unsigned int ss_vendor, + unsigned int ss_device, + struct pci_dev *from) +{ + return NULL; +} -static inline struct pci_dev *pci_get_class(unsigned int class, struct pci_dev *from) -{ return NULL; } +static inline struct pci_dev *pci_get_class(unsigned int class, + struct pci_dev *from) +{ + return NULL; +} #define pci_dev_present(ids) (0) #define no_pci_devices() (1) #define pci_find_present(ids) (NULL) #define pci_dev_put(dev) do { } while (0) -static inline void pci_set_master(struct pci_dev *dev) { } -static inline int pci_enable_device(struct pci_dev *dev) { return -EIO; } -static inline void pci_disable_device(struct pci_dev *dev) { } -static inline int pci_set_dma_mask(struct pci_dev *dev, u64 mask) { return -EIO; } -static inline int pci_assign_resource(struct pci_dev *dev, int i) { return -EBUSY;} -static inline int __pci_register_driver(struct pci_driver *drv, struct module *owner) { return 0;} -static inline int pci_register_driver(struct pci_driver *drv) { return 0;} -static inline void pci_unregister_driver(struct pci_driver *drv) { } -static inline int pci_find_capability (struct pci_dev *dev, int cap) {return 0; } -static inline int pci_find_next_capability (struct pci_dev *dev, u8 post, int cap) { return 0; } -static inline int pci_find_ext_capability (struct pci_dev *dev, int cap) {return 0; } +static inline void pci_set_master(struct pci_dev *dev) +{ } + +static inline int pci_enable_device(struct pci_dev *dev) +{ + return -EIO; +} + +static inline void pci_disable_device(struct pci_dev *dev) +{ } + +static inline int pci_set_dma_mask(struct pci_dev *dev, u64 mask) +{ + return -EIO; +} + +static inline int pci_set_dma_max_seg_size(struct pci_dev *dev, + unsigned int size) +{ + return -EIO; +} + +static inline int pci_set_dma_seg_boundary(struct pci_dev *dev, + unsigned long mask) +{ + return -EIO; +} + +static inline int pci_assign_resource(struct pci_dev *dev, int i) +{ + return -EBUSY; +} + +static inline int __pci_register_driver(struct pci_driver *drv, + struct module *owner) +{ + return 0; +} + +static inline int pci_register_driver(struct pci_driver *drv) +{ + return 0; +} + +static inline void pci_unregister_driver(struct pci_driver *drv) +{ } + +static inline int pci_find_capability(struct pci_dev *dev, int cap) +{ + return 0; +} + +static inline int pci_find_next_capability(struct pci_dev *dev, u8 post, + int cap) +{ + return 0; +} + +static inline int pci_find_ext_capability(struct pci_dev *dev, int cap) +{ + return 0; +} + +static inline void pcie_wait_pending_transaction(struct pci_dev *dev) +{ } /* Power management related routines */ -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 int pci_set_power_state(struct pci_dev *dev, pci_power_t state) { return 0; } -static inline pci_power_t pci_choose_state(struct pci_dev *dev, pm_message_t state) { return PCI_D0; } -static inline int pci_enable_wake(struct pci_dev *dev, pci_power_t state, int enable) { return 0; } +static inline int pci_save_state(struct pci_dev *dev) +{ + return 0; +} -static inline int pci_request_regions(struct pci_dev *dev, const char *res_name) { return -EIO; } -static inline void pci_release_regions(struct pci_dev *dev) { } +static inline int pci_restore_state(struct pci_dev *dev) +{ + return 0; +} + +static inline int pci_set_power_state(struct pci_dev *dev, pci_power_t state) +{ + return 0; +} + +static inline pci_power_t pci_choose_state(struct pci_dev *dev, + pm_message_t state) +{ + return PCI_D0; +} + +static inline int pci_enable_wake(struct pci_dev *dev, pci_power_t state, + int enable) +{ + return 0; +} + +static inline int pci_request_regions(struct pci_dev *dev, const char *res_name) +{ + return -EIO; +} + +static inline void pci_release_regions(struct pci_dev *dev) +{ } #define pci_dma_burst_advice(pdev, strat, strategy_parameter) do { } while (0) -static inline void pci_block_user_cfg_access(struct pci_dev *dev) { } -static inline void pci_unblock_user_cfg_access(struct pci_dev *dev) { } +static inline void pci_block_user_cfg_access(struct pci_dev *dev) +{ } + +static inline void pci_unblock_user_cfg_access(struct pci_dev *dev) +{ } static inline struct pci_bus *pci_find_next_bus(const struct pci_bus *from) { return NULL; } @@ -797,27 +939,27 @@ static inline struct pci_dev *pci_get_bus_and_slot(unsigned int bus, /* these helpers provide future and backwards compatibility * for accessing popular PCI BAR info */ -#define pci_resource_start(dev,bar) ((dev)->resource[(bar)].start) -#define pci_resource_end(dev,bar) ((dev)->resource[(bar)].end) -#define pci_resource_flags(dev,bar) ((dev)->resource[(bar)].flags) +#define pci_resource_start(dev, bar) ((dev)->resource[(bar)].start) +#define pci_resource_end(dev, bar) ((dev)->resource[(bar)].end) +#define pci_resource_flags(dev, bar) ((dev)->resource[(bar)].flags) #define pci_resource_len(dev,bar) \ - ((pci_resource_start((dev),(bar)) == 0 && \ - pci_resource_end((dev),(bar)) == \ - pci_resource_start((dev),(bar))) ? 0 : \ - \ - (pci_resource_end((dev),(bar)) - \ - pci_resource_start((dev),(bar)) + 1)) + ((pci_resource_start((dev), (bar)) == 0 && \ + pci_resource_end((dev), (bar)) == \ + pci_resource_start((dev), (bar))) ? 0 : \ + \ + (pci_resource_end((dev), (bar)) - \ + pci_resource_start((dev), (bar)) + 1)) /* Similar to the helpers above, these manipulate per-pci_dev * driver-specific data. They are really just a wrapper around * the generic device structure functions of these calls. */ -static inline void *pci_get_drvdata (struct pci_dev *pdev) +static inline void *pci_get_drvdata(struct pci_dev *pdev) { return dev_get_drvdata(&pdev->dev); } -static inline void pci_set_drvdata (struct pci_dev *pdev, void *data) +static inline void pci_set_drvdata(struct pci_dev *pdev, void *data) { dev_set_drvdata(&pdev->dev, data); } @@ -836,7 +978,7 @@ static inline char *pci_name(struct pci_dev *pdev) */ #ifndef HAVE_ARCH_PCI_RESOURCE_TO_USER static inline void pci_resource_to_user(const struct pci_dev *dev, int bar, - const struct resource *rsrc, resource_size_t *start, + const struct resource *rsrc, resource_size_t *start, resource_size_t *end) { *start = rsrc->start; @@ -867,7 +1009,7 @@ enum pci_fixup_pass { /* Anonymous variables would be nice... */ #define DECLARE_PCI_FIXUP_SECTION(section, name, vendor, device, hook) \ - static const struct pci_fixup __pci_fixup_##name __attribute_used__ \ + static const struct pci_fixup __pci_fixup_##name __used \ __attribute__((__section__(#section))) = { vendor, device, hook }; #define DECLARE_PCI_FIXUP_EARLY(vendor, device, hook) \ DECLARE_PCI_FIXUP_SECTION(.pci_fixup_early, \ @@ -888,9 +1030,9 @@ enum pci_fixup_pass { void pci_fixup_device(enum pci_fixup_pass pass, struct pci_dev *dev); -void __iomem * pcim_iomap(struct pci_dev *pdev, int bar, unsigned long maxlen); +void __iomem *pcim_iomap(struct pci_dev *pdev, int bar, unsigned long maxlen); void pcim_iounmap(struct pci_dev *pdev, void __iomem *addr); -void __iomem * const * pcim_iomap_table(struct pci_dev *pdev); +void __iomem * const *pcim_iomap_table(struct pci_dev *pdev); int pcim_iomap_regions(struct pci_dev *pdev, u16 mask, const char *name); void pcim_iounmap_regions(struct pci_dev *pdev, u16 mask); diff --git a/include/linux/pci_hotplug.h b/include/linux/pci_hotplug.h index ab4cb6ecd47c..8f67e8f2a3cc 100644 --- a/include/linux/pci_hotplug.h +++ b/include/linux/pci_hotplug.h @@ -174,7 +174,7 @@ extern int pci_hp_register (struct hotplug_slot *slot); extern int pci_hp_deregister (struct hotplug_slot *slot); extern int __must_check pci_hp_change_slot_info (struct hotplug_slot *slot, struct hotplug_slot_info *info); -extern struct kset pci_hotplug_slots_subsys; +extern struct kset *pci_hotplug_slots_kset; /* PCI Setting Record (Type 0) */ struct hpp_type0 { diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h index 023656d2f1da..df6dd79a0d3b 100644 --- a/include/linux/pci_ids.h +++ b/include/linux/pci_ids.h @@ -1765,6 +1765,7 @@ #define PCI_DEVICE_ID_QUATECH_DSC100 0x0020 #define PCI_DEVICE_ID_QUATECH_ESC100D 0x0050 #define PCI_DEVICE_ID_QUATECH_ESC100M 0x0060 +#define PCI_DEVICE_ID_QUATECH_SPPXP_100 0x0278 #define PCI_VENDOR_ID_SEALEVEL 0x135e #define PCI_DEVICE_ID_SEALEVEL_U530 0x7101 @@ -1943,6 +1944,7 @@ #define PCI_DEVICE_ID_NX2_5706 0x164a #define PCI_DEVICE_ID_NX2_5708 0x164c #define PCI_DEVICE_ID_TIGON3_5702FE 0x164d +#define PCI_DEVICE_ID_NX2_57710 0x164e #define PCI_DEVICE_ID_TIGON3_5705 0x1653 #define PCI_DEVICE_ID_TIGON3_5705_2 0x1654 #define PCI_DEVICE_ID_TIGON3_5720 0x1658 @@ -2042,6 +2044,23 @@ #define PCI_VENDOR_ID_QUICKNET 0x15e2 #define PCI_DEVICE_ID_QUICKNET_XJ 0x0500 +/* + * ADDI-DATA GmbH communication cards <info@addi-data.com> + */ +#define PCI_VENDOR_ID_ADDIDATA_OLD 0x10E8 +#define PCI_VENDOR_ID_ADDIDATA 0x15B8 +#define PCI_DEVICE_ID_ADDIDATA_APCI7500 0x7000 +#define PCI_DEVICE_ID_ADDIDATA_APCI7420 0x7001 +#define PCI_DEVICE_ID_ADDIDATA_APCI7300 0x7002 +#define PCI_DEVICE_ID_ADDIDATA_APCI7800 0x818E +#define PCI_DEVICE_ID_ADDIDATA_APCI7500_2 0x7009 +#define PCI_DEVICE_ID_ADDIDATA_APCI7420_2 0x700A +#define PCI_DEVICE_ID_ADDIDATA_APCI7300_2 0x700B +#define PCI_DEVICE_ID_ADDIDATA_APCI7500_3 0x700C +#define PCI_DEVICE_ID_ADDIDATA_APCI7420_3 0x700D +#define PCI_DEVICE_ID_ADDIDATA_APCI7300_3 0x700E +#define PCI_DEVICE_ID_ADDIDATA_APCI7800_3 0x700F + #define PCI_VENDOR_ID_PDC 0x15e9 #define PCI_VENDOR_ID_FARSITE 0x1619 @@ -2066,6 +2085,9 @@ #define PCI_VENDOR_ID_NETCELL 0x169c #define PCI_DEVICE_ID_REVOLUTION 0x0044 +#define PCI_VENDOR_ID_CENATEK 0x16CA +#define PCI_DEVICE_ID_CENATEK_IDE 0x0001 + #define PCI_VENDOR_ID_VITESSE 0x1725 #define PCI_DEVICE_ID_VITESSE_VSC7174 0x7174 @@ -2078,6 +2100,16 @@ #define PCI_DEVICE_ID_ALTIMA_AC9100 0x03ea #define PCI_DEVICE_ID_ALTIMA_AC1003 0x03eb +#define PCI_VENDOR_ID_BELKIN 0x1799 +#define PCI_DEVICE_ID_BELKIN_F5D7010V7 0x701f + +#define PCI_VENDOR_ID_RDC 0x17f3 +#define PCI_DEVICE_ID_RDC_R6020 0x6020 +#define PCI_DEVICE_ID_RDC_R6030 0x6030 +#define PCI_DEVICE_ID_RDC_R6040 0x6040 +#define PCI_DEVICE_ID_RDC_R6060 0x6060 +#define PCI_DEVICE_ID_RDC_R6061 0x6061 + #define PCI_VENDOR_ID_LENOVO 0x17aa #define PCI_VENDOR_ID_ARECA 0x17d3 @@ -2106,6 +2138,8 @@ #define PCI_DEVICE_ID_HERC_WIN 0x5732 #define PCI_DEVICE_ID_HERC_UNI 0x5832 +#define PCI_VENDOR_ID_RDC 0x17f3 + #define PCI_VENDOR_ID_SITECOM 0x182d #define PCI_DEVICE_ID_SITECOM_DC105V2 0x3069 @@ -2322,6 +2356,8 @@ #define PCI_DEVICE_ID_INTEL_ICH9_4 0x2914 #define PCI_DEVICE_ID_INTEL_ICH9_5 0x2919 #define PCI_DEVICE_ID_INTEL_ICH9_6 0x2930 +#define PCI_DEVICE_ID_INTEL_ICH9_7 0x2916 +#define PCI_DEVICE_ID_INTEL_ICH9_8 0x2918 #define PCI_DEVICE_ID_INTEL_82855PM_HB 0x3340 #define PCI_DEVICE_ID_INTEL_82830_HB 0x3575 #define PCI_DEVICE_ID_INTEL_82830_CGC 0x3577 diff --git a/include/linux/pcounter.h b/include/linux/pcounter.h new file mode 100644 index 000000000000..a82d9f2628ca --- /dev/null +++ b/include/linux/pcounter.h @@ -0,0 +1,74 @@ +#ifndef __LINUX_PCOUNTER_H +#define __LINUX_PCOUNTER_H +/* + * Using a dynamic percpu 'int' variable has a cost : + * 1) Extra dereference + * Current per_cpu_ptr() implementation uses an array per 'percpu variable'. + * 2) memory cost of NR_CPUS*(32+sizeof(void *)) instead of num_possible_cpus()*4 + * + * This pcounter implementation is an abstraction to be able to use + * either a static or a dynamic per cpu variable. + * One dynamic per cpu variable gets a fast & cheap implementation, we can + * change pcounter implementation too. + */ +struct pcounter { +#ifdef CONFIG_SMP + void (*add)(struct pcounter *self, int inc); + int (*getval)(const struct pcounter *self, int cpu); + int *per_cpu_values; +#else + int val; +#endif +}; + +#ifdef CONFIG_SMP +#include <linux/percpu.h> + +#define DEFINE_PCOUNTER(NAME) \ +static DEFINE_PER_CPU(int, NAME##_pcounter_values); \ +static void NAME##_pcounter_add(struct pcounter *self, int val) \ +{ \ + __get_cpu_var(NAME##_pcounter_values) += val; \ +} \ +static int NAME##_pcounter_getval(const struct pcounter *self, int cpu) \ +{ \ + return per_cpu(NAME##_pcounter_values, cpu); \ +} \ + +#define PCOUNTER_MEMBER_INITIALIZER(NAME, MEMBER) \ + MEMBER = { \ + .add = NAME##_pcounter_add, \ + .getval = NAME##_pcounter_getval, \ + } + + +static inline void pcounter_add(struct pcounter *self, int inc) +{ + self->add(self, inc); +} + +extern int pcounter_getval(const struct pcounter *self); +extern int pcounter_alloc(struct pcounter *self); +extern void pcounter_free(struct pcounter *self); + + +#else /* CONFIG_SMP */ + +static inline void pcounter_add(struct pcounter *self, int inc) +{ + self->val += inc; +} + +static inline int pcounter_getval(const struct pcounter *self) +{ + return self->val; +} + +#define DEFINE_PCOUNTER(NAME) +#define PCOUNTER_MEMBER_INITIALIZER(NAME, MEMBER) +#define pcounter_alloc(self) 0 +#define pcounter_free(self) + +#endif /* CONFIG_SMP */ + +#endif /* __LINUX_PCOUNTER_H */ diff --git a/include/linux/pda_power.h b/include/linux/pda_power.h index 1375f15797e7..225beb136807 100644 --- a/include/linux/pda_power.h +++ b/include/linux/pda_power.h @@ -26,6 +26,7 @@ struct pda_power_pdata { unsigned int wait_for_status; /* msecs, default is 500 */ unsigned int wait_for_charger; /* msecs, default is 500 */ + unsigned int polling_interval; /* msecs, default is 2000 */ }; #endif /* __PDA_POWER_H__ */ diff --git a/include/linux/percpu.h b/include/linux/percpu.h index 926adaae0f96..1ac969724bb2 100644 --- a/include/linux/percpu.h +++ b/include/linux/percpu.h @@ -9,6 +9,26 @@ #include <asm/percpu.h> +#ifdef CONFIG_SMP +#define DEFINE_PER_CPU(type, name) \ + __attribute__((__section__(".data.percpu"))) \ + PER_CPU_ATTRIBUTES __typeof__(type) per_cpu__##name + +#define DEFINE_PER_CPU_SHARED_ALIGNED(type, name) \ + __attribute__((__section__(".data.percpu.shared_aligned"))) \ + PER_CPU_ATTRIBUTES __typeof__(type) per_cpu__##name \ + ____cacheline_aligned_in_smp +#else +#define DEFINE_PER_CPU(type, name) \ + PER_CPU_ATTRIBUTES __typeof__(type) per_cpu__##name + +#define DEFINE_PER_CPU_SHARED_ALIGNED(type, name) \ + DEFINE_PER_CPU(type, name) +#endif + +#define EXPORT_PER_CPU_SYMBOL(var) EXPORT_SYMBOL(per_cpu__##var) +#define EXPORT_PER_CPU_SYMBOL_GPL(var) EXPORT_SYMBOL_GPL(per_cpu__##var) + /* Enough to cover all DEFINE_PER_CPUs in kernel, including modules. */ #ifndef PERCPU_ENOUGH_ROOM #ifdef CONFIG_MODULES @@ -34,7 +54,7 @@ #ifdef CONFIG_SMP struct percpu_data { - void *ptrs[NR_CPUS]; + void *ptrs[1]; }; #define __percpu_disguise(pdata) (struct percpu_data *)~(unsigned long)(pdata) diff --git a/include/linux/pfkeyv2.h b/include/linux/pfkeyv2.h index d9db5f62ee48..6db69ff5d83e 100644 --- a/include/linux/pfkeyv2.h +++ b/include/linux/pfkeyv2.h @@ -298,6 +298,12 @@ struct sadb_x_sec_ctx { #define SADB_X_EALG_BLOWFISHCBC 7 #define SADB_EALG_NULL 11 #define SADB_X_EALG_AESCBC 12 +#define SADB_X_EALG_AES_CCM_ICV8 14 +#define SADB_X_EALG_AES_CCM_ICV12 15 +#define SADB_X_EALG_AES_CCM_ICV16 16 +#define SADB_X_EALG_AES_GCM_ICV8 18 +#define SADB_X_EALG_AES_GCM_ICV12 19 +#define SADB_X_EALG_AES_GCM_ICV16 20 #define SADB_X_EALG_CAMELLIACBC 22 #define SADB_EALG_MAX 253 /* last EALG */ /* private allocations should use 249-255 (RFC2407) */ diff --git a/include/linux/phy.h b/include/linux/phy.h index 554836edd915..5e43ae751412 100644 --- a/include/linux/phy.h +++ b/include/linux/phy.h @@ -88,7 +88,7 @@ struct mii_bus { /* A lock to ensure that only one thing can read/write * the MDIO bus at a time */ - spinlock_t mdio_lock; + struct mutex mdio_lock; struct device *dev; @@ -284,10 +284,11 @@ struct phy_device { /* Interrupt and Polling infrastructure */ struct work_struct phy_queue; + struct work_struct state_queue; struct timer_list phy_timer; atomic_t irq_disable; - spinlock_t lock; + struct mutex lock; struct net_device *attached_dev; diff --git a/include/linux/phy_fixed.h b/include/linux/phy_fixed.h index 04ba70d49fb8..509d8f5f984e 100644 --- a/include/linux/phy_fixed.h +++ b/include/linux/phy_fixed.h @@ -1,38 +1,31 @@ #ifndef __PHY_FIXED_H #define __PHY_FIXED_H -#define MII_REGS_NUM 29 - -/* max number of virtual phy stuff */ -#define MAX_PHY_AMNT 10 -/* - The idea is to emulate normal phy behavior by responding with - pre-defined values to mii BMCR read, so that read_status hook could - take all the needed info. -*/ - struct fixed_phy_status { - u8 link; - u16 speed; - u8 duplex; + int link; + int speed; + int duplex; + int pause; + int asym_pause; }; -/*----------------------------------------------------------------------------- - * Private information hoder for mii_bus - *-----------------------------------------------------------------------------*/ -struct fixed_info { - u16 *regs; - u8 regs_num; - struct fixed_phy_status phy_status; - struct phy_device *phydev; /* pointer to the container */ - /* link & speed cb */ - int (*link_update) (struct net_device *, struct fixed_phy_status *); +#ifdef CONFIG_FIXED_PHY +extern int fixed_phy_add(unsigned int irq, int phy_id, + struct fixed_phy_status *status); +#else +static inline int fixed_phy_add(unsigned int irq, int phy_id, + struct fixed_phy_status *status) +{ + return -ENODEV; +} +#endif /* CONFIG_FIXED_PHY */ -}; - - -int fixed_mdio_set_link_update(struct phy_device *, - int (*link_update) (struct net_device *, struct fixed_phy_status *)); -struct fixed_info *fixed_mdio_get_phydev (int phydev_ind); +/* + * This function issued only by fixed_phy-aware drivers, no need + * protect it with #ifdef + */ +extern int fixed_phy_set_link_update(struct phy_device *phydev, + int (*link_update)(struct net_device *, + struct fixed_phy_status *)); #endif /* __PHY_FIXED_H */ diff --git a/include/linux/pkt_cls.h b/include/linux/pkt_cls.h index 30b8571e6b34..28dfc61cf79e 100644 --- a/include/linux/pkt_cls.h +++ b/include/linux/pkt_cls.h @@ -328,6 +328,57 @@ enum #define TCA_TCINDEX_MAX (__TCA_TCINDEX_MAX - 1) +/* Flow filter */ + +enum +{ + FLOW_KEY_SRC, + FLOW_KEY_DST, + FLOW_KEY_PROTO, + FLOW_KEY_PROTO_SRC, + FLOW_KEY_PROTO_DST, + FLOW_KEY_IIF, + FLOW_KEY_PRIORITY, + FLOW_KEY_MARK, + FLOW_KEY_NFCT, + FLOW_KEY_NFCT_SRC, + FLOW_KEY_NFCT_DST, + FLOW_KEY_NFCT_PROTO_SRC, + FLOW_KEY_NFCT_PROTO_DST, + FLOW_KEY_RTCLASSID, + FLOW_KEY_SKUID, + FLOW_KEY_SKGID, + FLOW_KEY_VLAN_TAG, + __FLOW_KEY_MAX, +}; + +#define FLOW_KEY_MAX (__FLOW_KEY_MAX - 1) + +enum +{ + FLOW_MODE_MAP, + FLOW_MODE_HASH, +}; + +enum +{ + TCA_FLOW_UNSPEC, + TCA_FLOW_KEYS, + TCA_FLOW_MODE, + TCA_FLOW_BASECLASS, + TCA_FLOW_RSHIFT, + TCA_FLOW_ADDEND, + TCA_FLOW_MASK, + TCA_FLOW_XOR, + TCA_FLOW_DIVISOR, + TCA_FLOW_ACT, + TCA_FLOW_POLICE, + TCA_FLOW_EMATCHES, + __TCA_FLOW_MAX +}; + +#define TCA_FLOW_MAX (__TCA_FLOW_MAX - 1) + /* Basic filter */ enum @@ -409,7 +460,8 @@ enum #define TCF_EM_U32 3 #define TCF_EM_META 4 #define TCF_EM_TEXT 5 -#define TCF_EM_MAX 5 +#define TCF_EM_VLAN 6 +#define TCF_EM_MAX 6 enum { diff --git a/include/linux/pkt_sched.h b/include/linux/pkt_sched.h index 919af93b7059..dbb7ac37960d 100644 --- a/include/linux/pkt_sched.h +++ b/include/linux/pkt_sched.h @@ -83,6 +83,8 @@ struct tc_ratespec __u32 rate; }; +#define TC_RTAB_SIZE 1024 + /* FIFO section */ struct tc_fifo_qopt @@ -148,6 +150,11 @@ struct tc_sfq_qopt unsigned flows; /* Maximal number of flows */ }; +struct tc_sfq_xstats +{ + __s32 allot; +}; + /* * NOTE: limit, divisor and flows are hardwired to code at the moment. * diff --git a/include/linux/pktcdvd.h b/include/linux/pktcdvd.h index 5ea4f05683f6..04b4d7330e6d 100644 --- a/include/linux/pktcdvd.h +++ b/include/linux/pktcdvd.h @@ -290,7 +290,7 @@ struct pktcdvd_device int write_congestion_off; int write_congestion_on; - struct class_device *clsdev; /* sysfs pktcdvd[0-7] class dev */ + struct device *dev; /* sysfs pktcdvd[0-7] dev */ struct pktcdvd_kobj *kobj_stat; /* sysfs pktcdvd[0-7]/stat/ */ struct pktcdvd_kobj *kobj_wqueue; /* sysfs pktcdvd[0-7]/write_queue/ */ diff --git a/include/linux/platform_device.h b/include/linux/platform_device.h index e80804316cdb..3261681c82a4 100644 --- a/include/linux/platform_device.h +++ b/include/linux/platform_device.h @@ -35,7 +35,7 @@ extern struct resource *platform_get_resource_byname(struct platform_device *, u extern int platform_get_irq_byname(struct platform_device *, char *); extern int platform_add_devices(struct platform_device **, int); -extern struct platform_device *platform_device_register_simple(char *, int id, +extern struct platform_device *platform_device_register_simple(const char *, int id, struct resource *, unsigned int); extern struct platform_device *platform_device_alloc(const char *name, int id); diff --git a/include/linux/pm.h b/include/linux/pm.h index 09a309b7b5d2..eccf59ea2a77 100644 --- a/include/linux/pm.h +++ b/include/linux/pm.h @@ -95,7 +95,7 @@ struct pm_dev }; /* Functions above this comment are list-based old-style power - * managment. Please avoid using them. */ + * management. Please avoid using them. */ /* * Callbacks for platform drivers to implement. @@ -246,6 +246,15 @@ static inline int call_platform_enable_wakeup(struct device *dev, int is_on) device_set_wakeup_enable(dev,val); \ } while(0) +/* + * Global Power Management flags + * Used to keep APM and ACPI from both being active + */ +extern unsigned int pm_flags; + +#define PM_APM 1 +#define PM_ACPI 2 + #endif /* __KERNEL__ */ #endif /* _LINUX_PM_H */ diff --git a/include/linux/pm_legacy.h b/include/linux/pm_legacy.h index 514729a44688..446f4f42b952 100644 --- a/include/linux/pm_legacy.h +++ b/include/linux/pm_legacy.h @@ -4,10 +4,6 @@ #ifdef CONFIG_PM_LEGACY -extern int pm_active; - -#define PM_IS_ACTIVE() (pm_active != 0) - /* * Register a device with power management */ @@ -21,8 +17,6 @@ int __deprecated pm_send_all(pm_request_t rqst, void *data); #else /* CONFIG_PM_LEGACY */ -#define PM_IS_ACTIVE() 0 - static inline struct pm_dev *pm_register(pm_dev_t type, unsigned long id, pm_callback callback) diff --git a/include/linux/pm_qos_params.h b/include/linux/pm_qos_params.h new file mode 100644 index 000000000000..2e4e97bd19f7 --- /dev/null +++ b/include/linux/pm_qos_params.h @@ -0,0 +1,25 @@ +/* interface for the pm_qos_power infrastructure of the linux kernel. + * + * Mark Gross + */ +#include <linux/list.h> +#include <linux/notifier.h> +#include <linux/miscdevice.h> + +#define PM_QOS_RESERVED 0 +#define PM_QOS_CPU_DMA_LATENCY 1 +#define PM_QOS_NETWORK_LATENCY 2 +#define PM_QOS_NETWORK_THROUGHPUT 3 + +#define PM_QOS_NUM_CLASSES 4 +#define PM_QOS_DEFAULT_VALUE -1 + +int pm_qos_add_requirement(int qos, char *name, s32 value); +int pm_qos_update_requirement(int qos, char *name, s32 new_value); +void pm_qos_remove_requirement(int qos, char *name); + +int pm_qos_requirement(int qos); + +int pm_qos_add_notifier(int qos, struct notifier_block *notifier); +int pm_qos_remove_notifier(int qos, struct notifier_block *notifier); + diff --git a/include/linux/pmu.h b/include/linux/pmu.h index b7824c215354..4c5f65392d36 100644 --- a/include/linux/pmu.h +++ b/include/linux/pmu.h @@ -159,41 +159,7 @@ extern void pmu_unlock(void); extern int pmu_present(void); extern int pmu_get_model(void); -#ifdef CONFIG_PM -/* - * Stuff for putting the powerbook to sleep and waking it again. - * - */ -#include <linux/list.h> - -struct pmu_sleep_notifier -{ - void (*notifier_call)(struct pmu_sleep_notifier *self, int when); - int priority; - struct list_head list; -}; - -/* Code values for calling sleep/wakeup handlers - */ -#define PBOOK_SLEEP_REQUEST 1 -#define PBOOK_SLEEP_NOW 2 -#define PBOOK_WAKE 3 - -/* priority levels in notifiers */ -#define SLEEP_LEVEL_VIDEO 100 /* Video driver (first wake) */ -#define SLEEP_LEVEL_MEDIABAY 90 /* Media bay driver */ -#define SLEEP_LEVEL_BLOCK 80 /* IDE, SCSI */ -#define SLEEP_LEVEL_NET 70 /* bmac, gmac */ -#define SLEEP_LEVEL_MISC 60 /* Anything else */ -#define SLEEP_LEVEL_USERLAND 55 /* Reserved for apm_emu */ -#define SLEEP_LEVEL_ADB 50 /* ADB (async) */ -#define SLEEP_LEVEL_SOUND 40 /* Sound driver (blocking) */ - -/* special register notifier functions */ -int pmu_register_sleep_notifier(struct pmu_sleep_notifier* notifier); -int pmu_unregister_sleep_notifier(struct pmu_sleep_notifier* notifier); - -#endif /* CONFIG_PM */ +extern void pmu_backlight_set_sleep(int sleep); #define PMU_MAX_BATTERIES 2 diff --git a/include/linux/pnp.h b/include/linux/pnp.h index 0a0426c2867d..cd6332b88829 100644 --- a/include/linux/pnp.h +++ b/include/linux/pnp.h @@ -13,7 +13,7 @@ #include <linux/errno.h> #include <linux/mod_devicetable.h> -#define PNP_MAX_PORT 24 +#define PNP_MAX_PORT 40 #define PNP_MAX_MEM 12 #define PNP_MAX_IRQ 2 #define PNP_MAX_DMA 2 @@ -126,7 +126,7 @@ struct pnp_resource_table { }; /* - * Device Managemnt + * Device Management */ struct pnp_card { @@ -258,6 +258,7 @@ extern struct pnp_protocol isapnp_protocol; #else #define pnp_device_is_isapnp(dev) 0 #endif +extern struct mutex pnp_res_mutex; #ifdef CONFIG_PNPBIOS extern struct pnp_protocol pnpbios_protocol; diff --git a/include/linux/power_supply.h b/include/linux/power_supply.h index 606c0957997f..68ed19ccf1f7 100644 --- a/include/linux/power_supply.h +++ b/include/linux/power_supply.h @@ -54,15 +54,7 @@ enum { POWER_SUPPLY_TECHNOLOGY_LIPO, POWER_SUPPLY_TECHNOLOGY_LiFe, POWER_SUPPLY_TECHNOLOGY_NiCd, -}; - -enum { - POWER_SUPPLY_CAPACITY_LEVEL_UNKNOWN = 0, - POWER_SUPPLY_CAPACITY_LEVEL_CRITICAL, - POWER_SUPPLY_CAPACITY_LEVEL_LOW, - POWER_SUPPLY_CAPACITY_LEVEL_NORMAL, - POWER_SUPPLY_CAPACITY_LEVEL_HIGH, - POWER_SUPPLY_CAPACITY_LEVEL_FULL, + POWER_SUPPLY_TECHNOLOGY_LiMn, }; enum power_supply_property { @@ -72,6 +64,8 @@ enum power_supply_property { POWER_SUPPLY_PROP_PRESENT, POWER_SUPPLY_PROP_ONLINE, POWER_SUPPLY_PROP_TECHNOLOGY, + POWER_SUPPLY_PROP_VOLTAGE_MAX, + POWER_SUPPLY_PROP_VOLTAGE_MIN, POWER_SUPPLY_PROP_VOLTAGE_MAX_DESIGN, POWER_SUPPLY_PROP_VOLTAGE_MIN_DESIGN, POWER_SUPPLY_PROP_VOLTAGE_NOW, @@ -91,7 +85,6 @@ enum power_supply_property { POWER_SUPPLY_PROP_ENERGY_NOW, POWER_SUPPLY_PROP_ENERGY_AVG, POWER_SUPPLY_PROP_CAPACITY, /* in percents! */ - POWER_SUPPLY_PROP_CAPACITY_LEVEL, POWER_SUPPLY_PROP_TEMP, POWER_SUPPLY_PROP_TEMP_AMBIENT, POWER_SUPPLY_PROP_TIME_TO_EMPTY_NOW, @@ -101,6 +94,7 @@ enum power_supply_property { /* Properties of type `const char *' */ POWER_SUPPLY_PROP_MODEL_NAME, POWER_SUPPLY_PROP_MANUFACTURER, + POWER_SUPPLY_PROP_SERIAL_NUMBER, }; enum power_supply_type { diff --git a/include/linux/prctl.h b/include/linux/prctl.h index e2eff9079fe9..3800639775ae 100644 --- a/include/linux/prctl.h +++ b/include/linux/prctl.h @@ -63,4 +63,8 @@ #define PR_GET_SECCOMP 21 #define PR_SET_SECCOMP 22 +/* Get/set the capability bounding set */ +#define PR_CAPBSET_READ 23 +#define PR_CAPBSET_DROP 24 + #endif /* _LINUX_PRCTL_H */ diff --git a/include/linux/proc_fs.h b/include/linux/proc_fs.h index a5316829215b..e43551516831 100644 --- a/include/linux/proc_fs.h +++ b/include/linux/proc_fs.h @@ -19,6 +19,8 @@ struct completion; */ #define FIRST_PROCESS_ENTRY 256 +/* Worst case buffer size needed for holding an integer. */ +#define PROC_NUMBUF 13 /* * We always define these enumerators @@ -117,7 +119,6 @@ int proc_pid_readdir(struct file * filp, void * dirent, filldir_t filldir); unsigned long task_vsize(struct mm_struct *); int task_statm(struct mm_struct *, int *, int *, int *, int *); char *task_mem(struct mm_struct *, char *); -void clear_refs_smap(struct mm_struct *mm); struct proc_dir_entry *de_get(struct proc_dir_entry *de); void de_put(struct proc_dir_entry *de); @@ -201,6 +202,8 @@ static inline struct proc_dir_entry *create_proc_info_entry(const char *name, extern struct proc_dir_entry *proc_net_fops_create(struct net *net, const char *name, mode_t mode, const struct file_operations *fops); extern void proc_net_remove(struct net *net, const char *name); +extern struct proc_dir_entry *proc_net_mkdir(struct net *net, const char *name, + struct proc_dir_entry *parent); #else diff --git a/include/linux/ptrace.h b/include/linux/ptrace.h index 3ea5750a0f7e..6ab80714a916 100644 --- a/include/linux/ptrace.h +++ b/include/linux/ptrace.h @@ -129,6 +129,116 @@ int generic_ptrace_pokedata(struct task_struct *tsk, long addr, long data); #define force_successful_syscall_return() do { } while (0) #endif +/* + * <asm/ptrace.h> should define the following things inside #ifdef __KERNEL__. + * + * These do-nothing inlines are used when the arch does not + * implement single-step. The kerneldoc comments are here + * to document the interface for all arch definitions. + */ + +#ifndef arch_has_single_step +/** + * arch_has_single_step - does this CPU support user-mode single-step? + * + * If this is defined, then there must be function declarations or + * inlines for user_enable_single_step() and user_disable_single_step(). + * arch_has_single_step() should evaluate to nonzero iff the machine + * supports instruction single-step for user mode. + * It can be a constant or it can test a CPU feature bit. + */ +#define arch_has_single_step() (0) + +/** + * user_enable_single_step - single-step in user-mode task + * @task: either current or a task stopped in %TASK_TRACED + * + * This can only be called when arch_has_single_step() has returned nonzero. + * Set @task so that when it returns to user mode, it will trap after the + * next single instruction executes. If arch_has_block_step() is defined, + * this must clear the effects of user_enable_block_step() too. + */ +static inline void user_enable_single_step(struct task_struct *task) +{ + BUG(); /* This can never be called. */ +} + +/** + * user_disable_single_step - cancel user-mode single-step + * @task: either current or a task stopped in %TASK_TRACED + * + * Clear @task of the effects of user_enable_single_step() and + * user_enable_block_step(). This can be called whether or not either + * of those was ever called on @task, and even if arch_has_single_step() + * returned zero. + */ +static inline void user_disable_single_step(struct task_struct *task) +{ +} +#endif /* arch_has_single_step */ + +#ifndef arch_has_block_step +/** + * arch_has_block_step - does this CPU support user-mode block-step? + * + * If this is defined, then there must be a function declaration or inline + * for user_enable_block_step(), and arch_has_single_step() must be defined + * too. arch_has_block_step() should evaluate to nonzero iff the machine + * supports step-until-branch for user mode. It can be a constant or it + * can test a CPU feature bit. + */ +#define arch_has_block_step() (0) + +/** + * user_enable_block_step - step until branch in user-mode task + * @task: either current or a task stopped in %TASK_TRACED + * + * This can only be called when arch_has_block_step() has returned nonzero, + * and will never be called when single-instruction stepping is being used. + * Set @task so that when it returns to user mode, it will trap after the + * next branch or trap taken. + */ +static inline void user_enable_block_step(struct task_struct *task) +{ + BUG(); /* This can never be called. */ +} +#endif /* arch_has_block_step */ + +#ifndef arch_ptrace_stop_needed +/** + * arch_ptrace_stop_needed - Decide whether arch_ptrace_stop() should be called + * @code: current->exit_code value ptrace will stop with + * @info: siginfo_t pointer (or %NULL) for signal ptrace will stop with + * + * This is called with the siglock held, to decide whether or not it's + * necessary to release the siglock and call arch_ptrace_stop() with the + * same @code and @info arguments. It can be defined to a constant if + * arch_ptrace_stop() is never required, or always is. On machines where + * this makes sense, it should be defined to a quick test to optimize out + * calling arch_ptrace_stop() when it would be superfluous. For example, + * if the thread has not been back to user mode since the last stop, the + * thread state might indicate that nothing needs to be done. + */ +#define arch_ptrace_stop_needed(code, info) (0) +#endif + +#ifndef arch_ptrace_stop +/** + * arch_ptrace_stop - Do machine-specific work before stopping for ptrace + * @code: current->exit_code value ptrace will stop with + * @info: siginfo_t pointer (or %NULL) for signal ptrace will stop with + * + * This is called with no locks held when arch_ptrace_stop_needed() has + * just returned nonzero. It is allowed to block, e.g. for user memory + * access. The arch can have machine-specific work to be done before + * ptrace stops. On ia64, register backing store gets written back to user + * memory here. Since this can be costly (requires dropping the siglock), + * we only do it when the arch requires it for this particular stop, as + * indicated by arch_ptrace_stop_needed(). + */ +#define arch_ptrace_stop(code, info) do { } while (0) +#endif + #endif #endif diff --git a/include/linux/radix-tree.h b/include/linux/radix-tree.h index b6116b4445c7..b8ce2b444bb5 100644 --- a/include/linux/radix-tree.h +++ b/include/linux/radix-tree.h @@ -91,7 +91,7 @@ do { \ * * For API usage, in general, * - any function _modifying_ the tree or tags (inserting or deleting - * items, setting or clearing tags must exclude other modifications, and + * items, setting or clearing tags) must exclude other modifications, and * exclude any functions reading the tree. * - any function _reading_ the tree or tags (looking up items or tags, * gang lookups) must exclude modifications to the tree, but may occur diff --git a/include/linux/raid/bitmap.h b/include/linux/raid/bitmap.h index 306a1d1a5af0..e51b531cd0b2 100644 --- a/include/linux/raid/bitmap.h +++ b/include/linux/raid/bitmap.h @@ -244,6 +244,8 @@ struct bitmap { */ unsigned long daemon_lastrun; /* jiffies of last run */ unsigned long daemon_sleep; /* how many seconds between updates? */ + unsigned long last_end_sync; /* when we lasted called end_sync to + * update bitmap with resync progress */ atomic_t pending_writes; /* pending writes to the bitmap file */ wait_queue_head_t write_wait; @@ -275,6 +277,7 @@ void bitmap_endwrite(struct bitmap *bitmap, sector_t offset, int bitmap_start_sync(struct bitmap *bitmap, sector_t offset, int *blocks, int degraded); void bitmap_end_sync(struct bitmap *bitmap, sector_t offset, int *blocks, int aborted); void bitmap_close_sync(struct bitmap *bitmap); +void bitmap_cond_end_sync(struct bitmap *bitmap, sector_t sector); void bitmap_unplug(struct bitmap *bitmap); void bitmap_daemon_work(struct bitmap *bitmap); diff --git a/include/linux/raid/md_k.h b/include/linux/raid/md_k.h index dcb729244f47..85a068bab625 100644 --- a/include/linux/raid/md_k.h +++ b/include/linux/raid/md_k.h @@ -81,6 +81,8 @@ struct mdk_rdev_s #define In_sync 2 /* device is in_sync with rest of array */ #define WriteMostly 4 /* Avoid reading if at all possible */ #define BarriersNotsupp 5 /* BIO_RW_BARRIER is not supported */ +#define AllReserved 6 /* If whole device is reserved for + * one array */ int desc_nr; /* descriptor index in the superblock */ int raid_disk; /* role of device in array */ @@ -130,6 +132,9 @@ struct mddev_s minor_version, patch_version; int persistent; + int external; /* metadata is + * managed externally */ + char metadata_type[17]; /* externally set*/ int chunk_size; time_t ctime, utime; int level, layout; @@ -216,6 +221,8 @@ struct mddev_s atomic_t recovery_active; /* blocks scheduled, but not written */ wait_queue_head_t recovery_wait; sector_t recovery_cp; + sector_t resync_max; /* resync should pause + * when it gets here */ spinlock_t write_lock; wait_queue_head_t sb_wait; /* for waiting on superblock updates */ @@ -306,23 +313,17 @@ static inline char * mdname (mddev_t * mddev) * iterates through some rdev ringlist. It's safe to remove the * current 'rdev'. Dont touch 'tmp' though. */ -#define ITERATE_RDEV_GENERIC(head,rdev,tmp) \ +#define rdev_for_each_list(rdev, tmp, list) \ \ - for ((tmp) = (head).next; \ + for ((tmp) = (list).next; \ (rdev) = (list_entry((tmp), mdk_rdev_t, same_set)), \ - (tmp) = (tmp)->next, (tmp)->prev != &(head) \ + (tmp) = (tmp)->next, (tmp)->prev != &(list) \ ; ) /* * iterates through the 'same array disks' ringlist */ -#define ITERATE_RDEV(mddev,rdev,tmp) \ - ITERATE_RDEV_GENERIC((mddev)->disks,rdev,tmp) - -/* - * Iterates through 'pending RAID disks' - */ -#define ITERATE_RDEV_PENDING(rdev,tmp) \ - ITERATE_RDEV_GENERIC(pending_raid_disks,rdev,tmp) +#define rdev_for_each(rdev, tmp, mddev) \ + rdev_for_each_list(rdev, tmp, (mddev)->disks) typedef struct mdk_thread_s { void (*run) (mddev_t *mddev); diff --git a/include/linux/rcuclassic.h b/include/linux/rcuclassic.h new file mode 100644 index 000000000000..4d6624260b4c --- /dev/null +++ b/include/linux/rcuclassic.h @@ -0,0 +1,164 @@ +/* + * Read-Copy Update mechanism for mutual exclusion (classic version) + * + * 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. + * + * Copyright IBM Corporation, 2001 + * + * Author: Dipankar Sarma <dipankar@in.ibm.com> + * + * Based on the original work by Paul McKenney <paulmck@us.ibm.com> + * and inputs from Rusty Russell, Andrea Arcangeli and Andi Kleen. + * Papers: + * http://www.rdrop.com/users/paulmck/paper/rclockpdcsproof.pdf + * http://lse.sourceforge.net/locking/rclock_OLS.2001.05.01c.sc.pdf (OLS2001) + * + * For detailed explanation of Read-Copy Update mechanism see - + * Documentation/RCU + * + */ + +#ifndef __LINUX_RCUCLASSIC_H +#define __LINUX_RCUCLASSIC_H + +#ifdef __KERNEL__ + +#include <linux/cache.h> +#include <linux/spinlock.h> +#include <linux/threads.h> +#include <linux/percpu.h> +#include <linux/cpumask.h> +#include <linux/seqlock.h> + + +/* Global control variables for rcupdate callback mechanism. */ +struct rcu_ctrlblk { + long cur; /* Current batch number. */ + long completed; /* Number of the last completed batch */ + int next_pending; /* Is the next batch already waiting? */ + + int signaled; + + spinlock_t lock ____cacheline_internodealigned_in_smp; + cpumask_t cpumask; /* CPUs that need to switch in order */ + /* for current batch to proceed. */ +} ____cacheline_internodealigned_in_smp; + +/* Is batch a before batch b ? */ +static inline int rcu_batch_before(long a, long b) +{ + return (a - b) < 0; +} + +/* Is batch a after batch b ? */ +static inline int rcu_batch_after(long a, long b) +{ + return (a - b) > 0; +} + +/* + * Per-CPU data for Read-Copy UPdate. + * nxtlist - new callbacks are added here + * curlist - current batch for which quiescent cycle started if any + */ +struct rcu_data { + /* 1) quiescent state handling : */ + long quiescbatch; /* Batch # for grace period */ + int passed_quiesc; /* User-mode/idle loop etc. */ + int qs_pending; /* core waits for quiesc state */ + + /* 2) batch handling */ + long batch; /* Batch # for current RCU batch */ + struct rcu_head *nxtlist; + struct rcu_head **nxttail; + long qlen; /* # of queued callbacks */ + struct rcu_head *curlist; + struct rcu_head **curtail; + struct rcu_head *donelist; + struct rcu_head **donetail; + long blimit; /* Upper limit on a processed batch */ + int cpu; + struct rcu_head barrier; +}; + +DECLARE_PER_CPU(struct rcu_data, rcu_data); +DECLARE_PER_CPU(struct rcu_data, rcu_bh_data); + +/* + * Increment the quiescent state counter. + * The counter is a bit degenerated: We do not need to know + * how many quiescent states passed, just if there was at least + * one since the start of the grace period. Thus just a flag. + */ +static inline void rcu_qsctr_inc(int cpu) +{ + struct rcu_data *rdp = &per_cpu(rcu_data, cpu); + rdp->passed_quiesc = 1; +} +static inline void rcu_bh_qsctr_inc(int cpu) +{ + struct rcu_data *rdp = &per_cpu(rcu_bh_data, cpu); + rdp->passed_quiesc = 1; +} + +extern int rcu_pending(int cpu); +extern int rcu_needs_cpu(int cpu); + +#ifdef CONFIG_DEBUG_LOCK_ALLOC +extern struct lockdep_map rcu_lock_map; +# define rcu_read_acquire() \ + lock_acquire(&rcu_lock_map, 0, 0, 2, 1, _THIS_IP_) +# define rcu_read_release() lock_release(&rcu_lock_map, 1, _THIS_IP_) +#else +# define rcu_read_acquire() do { } while (0) +# define rcu_read_release() do { } while (0) +#endif + +#define __rcu_read_lock() \ + do { \ + preempt_disable(); \ + __acquire(RCU); \ + rcu_read_acquire(); \ + } while (0) +#define __rcu_read_unlock() \ + do { \ + rcu_read_release(); \ + __release(RCU); \ + preempt_enable(); \ + } while (0) +#define __rcu_read_lock_bh() \ + do { \ + local_bh_disable(); \ + __acquire(RCU_BH); \ + rcu_read_acquire(); \ + } while (0) +#define __rcu_read_unlock_bh() \ + do { \ + rcu_read_release(); \ + __release(RCU_BH); \ + local_bh_enable(); \ + } while (0) + +#define __synchronize_sched() synchronize_rcu() + +extern void __rcu_init(void); +extern void rcu_check_callbacks(int cpu, int user); +extern void rcu_restart_cpu(int cpu); + +extern long rcu_batches_completed(void); +extern long rcu_batches_completed_bh(void); + +#endif /* __KERNEL__ */ +#endif /* __LINUX_RCUCLASSIC_H */ diff --git a/include/linux/rcupdate.h b/include/linux/rcupdate.h index cc24a01df940..37a642c54871 100644 --- a/include/linux/rcupdate.h +++ b/include/linux/rcupdate.h @@ -15,7 +15,7 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * - * Copyright (C) IBM Corporation, 2001 + * Copyright IBM Corporation, 2001 * * Author: Dipankar Sarma <dipankar@in.ibm.com> * @@ -53,96 +53,18 @@ struct rcu_head { void (*func)(struct rcu_head *head); }; +#ifdef CONFIG_CLASSIC_RCU +#include <linux/rcuclassic.h> +#else /* #ifdef CONFIG_CLASSIC_RCU */ +#include <linux/rcupreempt.h> +#endif /* #else #ifdef CONFIG_CLASSIC_RCU */ + #define RCU_HEAD_INIT { .next = NULL, .func = NULL } #define RCU_HEAD(head) struct rcu_head head = RCU_HEAD_INIT #define INIT_RCU_HEAD(ptr) do { \ (ptr)->next = NULL; (ptr)->func = NULL; \ } while (0) - - -/* Global control variables for rcupdate callback mechanism. */ -struct rcu_ctrlblk { - long cur; /* Current batch number. */ - long completed; /* Number of the last completed batch */ - int next_pending; /* Is the next batch already waiting? */ - - int signaled; - - spinlock_t lock ____cacheline_internodealigned_in_smp; - cpumask_t cpumask; /* CPUs that need to switch in order */ - /* for current batch to proceed. */ -} ____cacheline_internodealigned_in_smp; - -/* Is batch a before batch b ? */ -static inline int rcu_batch_before(long a, long b) -{ - return (a - b) < 0; -} - -/* Is batch a after batch b ? */ -static inline int rcu_batch_after(long a, long b) -{ - return (a - b) > 0; -} - -/* - * Per-CPU data for Read-Copy UPdate. - * nxtlist - new callbacks are added here - * curlist - current batch for which quiescent cycle started if any - */ -struct rcu_data { - /* 1) quiescent state handling : */ - long quiescbatch; /* Batch # for grace period */ - int passed_quiesc; /* User-mode/idle loop etc. */ - int qs_pending; /* core waits for quiesc state */ - - /* 2) batch handling */ - long batch; /* Batch # for current RCU batch */ - struct rcu_head *nxtlist; - struct rcu_head **nxttail; - long qlen; /* # of queued callbacks */ - struct rcu_head *curlist; - struct rcu_head **curtail; - struct rcu_head *donelist; - struct rcu_head **donetail; - long blimit; /* Upper limit on a processed batch */ - int cpu; - struct rcu_head barrier; -}; - -DECLARE_PER_CPU(struct rcu_data, rcu_data); -DECLARE_PER_CPU(struct rcu_data, rcu_bh_data); - -/* - * Increment the quiescent state counter. - * The counter is a bit degenerated: We do not need to know - * how many quiescent states passed, just if there was at least - * one since the start of the grace period. Thus just a flag. - */ -static inline void rcu_qsctr_inc(int cpu) -{ - struct rcu_data *rdp = &per_cpu(rcu_data, cpu); - rdp->passed_quiesc = 1; -} -static inline void rcu_bh_qsctr_inc(int cpu) -{ - struct rcu_data *rdp = &per_cpu(rcu_bh_data, cpu); - rdp->passed_quiesc = 1; -} - -extern int rcu_pending(int cpu); -extern int rcu_needs_cpu(int cpu); - -#ifdef CONFIG_DEBUG_LOCK_ALLOC -extern struct lockdep_map rcu_lock_map; -# define rcu_read_acquire() lock_acquire(&rcu_lock_map, 0, 0, 2, 1, _THIS_IP_) -# define rcu_read_release() lock_release(&rcu_lock_map, 1, _THIS_IP_) -#else -# define rcu_read_acquire() do { } while (0) -# define rcu_read_release() do { } while (0) -#endif - /** * rcu_read_lock - mark the beginning of an RCU read-side critical section. * @@ -172,24 +94,13 @@ extern struct lockdep_map rcu_lock_map; * * It is illegal to block while in an RCU read-side critical section. */ -#define rcu_read_lock() \ - do { \ - preempt_disable(); \ - __acquire(RCU); \ - rcu_read_acquire(); \ - } while(0) +#define rcu_read_lock() __rcu_read_lock() /** * rcu_read_unlock - marks the end of an RCU read-side critical section. * * See rcu_read_lock() for more information. */ -#define rcu_read_unlock() \ - do { \ - rcu_read_release(); \ - __release(RCU); \ - preempt_enable(); \ - } while(0) /* * So where is rcu_write_lock()? It does not exist, as there is no @@ -200,6 +111,7 @@ extern struct lockdep_map rcu_lock_map; * used as well. RCU does not care how the writers keep out of each * others' way, as long as they do so. */ +#define rcu_read_unlock() __rcu_read_unlock() /** * rcu_read_lock_bh - mark the beginning of a softirq-only RCU critical section @@ -212,24 +124,14 @@ extern struct lockdep_map rcu_lock_map; * can use just rcu_read_lock(). * */ -#define rcu_read_lock_bh() \ - do { \ - local_bh_disable(); \ - __acquire(RCU_BH); \ - rcu_read_acquire(); \ - } while(0) +#define rcu_read_lock_bh() __rcu_read_lock_bh() /* * rcu_read_unlock_bh - marks the end of a softirq-only RCU critical section * * See rcu_read_lock_bh() for more information. */ -#define rcu_read_unlock_bh() \ - do { \ - rcu_read_release(); \ - __release(RCU_BH); \ - local_bh_enable(); \ - } while(0) +#define rcu_read_unlock_bh() __rcu_read_unlock_bh() /* * Prevent the compiler from merging or refetching accesses. The compiler @@ -272,10 +174,13 @@ extern struct lockdep_map rcu_lock_map; * code. */ -#define rcu_assign_pointer(p, v) ({ \ - smp_wmb(); \ - (p) = (v); \ - }) +#define rcu_assign_pointer(p, v) \ + ({ \ + if (!__builtin_constant_p(v) || \ + ((v) != NULL)) \ + smp_wmb(); \ + (p) = (v); \ + }) /** * synchronize_sched - block until all CPUs have exited any non-preemptive @@ -293,21 +198,52 @@ extern struct lockdep_map rcu_lock_map; * In "classic RCU", these two guarantees happen to be one and * the same, but can differ in realtime RCU implementations. */ -#define synchronize_sched() synchronize_rcu() +#define synchronize_sched() __synchronize_sched() -extern void rcu_init(void); -extern void rcu_check_callbacks(int cpu, int user); -extern void rcu_restart_cpu(int cpu); -extern long rcu_batches_completed(void); -extern long rcu_batches_completed_bh(void); +/** + * call_rcu - Queue an RCU callback for invocation after a grace period. + * @head: structure to be used for queueing the RCU updates. + * @func: actual update function to be invoked after the grace period + * + * The update function will be invoked some time after a full grace + * period elapses, in other words after all currently executing RCU + * read-side critical sections have completed. RCU read-side critical + * sections are delimited by rcu_read_lock() and rcu_read_unlock(), + * and may be nested. + */ +extern void call_rcu(struct rcu_head *head, + void (*func)(struct rcu_head *head)); -/* Exported interfaces */ -extern void FASTCALL(call_rcu(struct rcu_head *head, - void (*func)(struct rcu_head *head))); -extern void FASTCALL(call_rcu_bh(struct rcu_head *head, - void (*func)(struct rcu_head *head))); +/** + * call_rcu_bh - Queue an RCU for invocation after a quicker grace period. + * @head: structure to be used for queueing the RCU updates. + * @func: actual update function to be invoked after the grace period + * + * The update function will be invoked some time after a full grace + * period elapses, in other words after all currently executing RCU + * read-side critical sections have completed. call_rcu_bh() assumes + * that the read-side critical sections end on completion of a softirq + * handler. This means that read-side critical sections in process + * context must not be interrupted by softirqs. This interface is to be + * used when most of the read-side critical sections are in softirq context. + * RCU read-side critical sections are delimited by : + * - rcu_read_lock() and rcu_read_unlock(), if in interrupt context. + * OR + * - rcu_read_lock_bh() and rcu_read_unlock_bh(), if in process context. + * These may be nested. + */ +extern void call_rcu_bh(struct rcu_head *head, + void (*func)(struct rcu_head *head)); + +/* Exported common interfaces */ extern void synchronize_rcu(void); extern void rcu_barrier(void); +extern long rcu_batches_completed(void); +extern long rcu_batches_completed_bh(void); + +/* Internal to kernel */ +extern void rcu_init(void); +extern int rcu_needs_cpu(int cpu); #endif /* __KERNEL__ */ #endif /* __LINUX_RCUPDATE_H */ diff --git a/include/linux/rcupreempt.h b/include/linux/rcupreempt.h new file mode 100644 index 000000000000..ece8eb3e4151 --- /dev/null +++ b/include/linux/rcupreempt.h @@ -0,0 +1,86 @@ +/* + * Read-Copy Update mechanism for mutual exclusion (RT implementation) + * + * 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. + * + * Copyright (C) IBM Corporation, 2006 + * + * Author: Paul McKenney <paulmck@us.ibm.com> + * + * Based on the original work by Paul McKenney <paul.mckenney@us.ibm.com> + * and inputs from Rusty Russell, Andrea Arcangeli and Andi Kleen. + * Papers: + * http://www.rdrop.com/users/paulmck/paper/rclockpdcsproof.pdf + * http://lse.sourceforge.net/locking/rclock_OLS.2001.05.01c.sc.pdf (OLS2001) + * + * For detailed explanation of Read-Copy Update mechanism see - + * Documentation/RCU + * + */ + +#ifndef __LINUX_RCUPREEMPT_H +#define __LINUX_RCUPREEMPT_H + +#ifdef __KERNEL__ + +#include <linux/cache.h> +#include <linux/spinlock.h> +#include <linux/threads.h> +#include <linux/percpu.h> +#include <linux/cpumask.h> +#include <linux/seqlock.h> + +#define rcu_qsctr_inc(cpu) +#define rcu_bh_qsctr_inc(cpu) +#define call_rcu_bh(head, rcu) call_rcu(head, rcu) + +extern void __rcu_read_lock(void); +extern void __rcu_read_unlock(void); +extern int rcu_pending(int cpu); +extern int rcu_needs_cpu(int cpu); + +#define __rcu_read_lock_bh() { rcu_read_lock(); local_bh_disable(); } +#define __rcu_read_unlock_bh() { local_bh_enable(); rcu_read_unlock(); } + +extern void __synchronize_sched(void); + +extern void __rcu_init(void); +extern void rcu_check_callbacks(int cpu, int user); +extern void rcu_restart_cpu(int cpu); +extern long rcu_batches_completed(void); + +/* + * Return the number of RCU batches processed thus far. Useful for debug + * and statistic. The _bh variant is identifcal to straight RCU + */ +static inline long rcu_batches_completed_bh(void) +{ + return rcu_batches_completed(); +} + +#ifdef CONFIG_RCU_TRACE +struct rcupreempt_trace; +extern long *rcupreempt_flipctr(int cpu); +extern long rcupreempt_data_completed(void); +extern int rcupreempt_flip_flag(int cpu); +extern int rcupreempt_mb_flag(int cpu); +extern char *rcupreempt_try_flip_state_name(void); +extern struct rcupreempt_trace *rcupreempt_trace_cpu(int cpu); +#endif + +struct softirq_action; + +#endif /* __KERNEL__ */ +#endif /* __LINUX_RCUPREEMPT_H */ diff --git a/include/linux/rcupreempt_trace.h b/include/linux/rcupreempt_trace.h new file mode 100644 index 000000000000..21cd6b2a5c42 --- /dev/null +++ b/include/linux/rcupreempt_trace.h @@ -0,0 +1,99 @@ +/* + * Read-Copy Update mechanism for mutual exclusion (RT implementation) + * + * 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. + * + * Copyright (C) IBM Corporation, 2006 + * + * Author: Paul McKenney <paulmck@us.ibm.com> + * + * Based on the original work by Paul McKenney <paul.mckenney@us.ibm.com> + * and inputs from Rusty Russell, Andrea Arcangeli and Andi Kleen. + * Papers: + * http://www.rdrop.com/users/paulmck/paper/rclockpdcsproof.pdf + * http://lse.sourceforge.net/locking/rclock_OLS.2001.05.01c.sc.pdf (OLS2001) + * + * For detailed explanation of the Preemptible Read-Copy Update mechanism see - + * http://lwn.net/Articles/253651/ + */ + +#ifndef __LINUX_RCUPREEMPT_TRACE_H +#define __LINUX_RCUPREEMPT_TRACE_H + +#ifdef __KERNEL__ +#include <linux/types.h> +#include <linux/kernel.h> + +#include <asm/atomic.h> + +/* + * PREEMPT_RCU data structures. + */ + +struct rcupreempt_trace { + long next_length; + long next_add; + long wait_length; + long wait_add; + long done_length; + long done_add; + long done_remove; + atomic_t done_invoked; + long rcu_check_callbacks; + atomic_t rcu_try_flip_1; + atomic_t rcu_try_flip_e1; + long rcu_try_flip_i1; + long rcu_try_flip_ie1; + long rcu_try_flip_g1; + long rcu_try_flip_a1; + long rcu_try_flip_ae1; + long rcu_try_flip_a2; + long rcu_try_flip_z1; + long rcu_try_flip_ze1; + long rcu_try_flip_z2; + long rcu_try_flip_m1; + long rcu_try_flip_me1; + long rcu_try_flip_m2; +}; + +#ifdef CONFIG_RCU_TRACE +#define RCU_TRACE(fn, arg) fn(arg); +#else +#define RCU_TRACE(fn, arg) +#endif + +extern void rcupreempt_trace_move2done(struct rcupreempt_trace *trace); +extern void rcupreempt_trace_move2wait(struct rcupreempt_trace *trace); +extern void rcupreempt_trace_try_flip_1(struct rcupreempt_trace *trace); +extern void rcupreempt_trace_try_flip_e1(struct rcupreempt_trace *trace); +extern void rcupreempt_trace_try_flip_i1(struct rcupreempt_trace *trace); +extern void rcupreempt_trace_try_flip_ie1(struct rcupreempt_trace *trace); +extern void rcupreempt_trace_try_flip_g1(struct rcupreempt_trace *trace); +extern void rcupreempt_trace_try_flip_a1(struct rcupreempt_trace *trace); +extern void rcupreempt_trace_try_flip_ae1(struct rcupreempt_trace *trace); +extern void rcupreempt_trace_try_flip_a2(struct rcupreempt_trace *trace); +extern void rcupreempt_trace_try_flip_z1(struct rcupreempt_trace *trace); +extern void rcupreempt_trace_try_flip_ze1(struct rcupreempt_trace *trace); +extern void rcupreempt_trace_try_flip_z2(struct rcupreempt_trace *trace); +extern void rcupreempt_trace_try_flip_m1(struct rcupreempt_trace *trace); +extern void rcupreempt_trace_try_flip_me1(struct rcupreempt_trace *trace); +extern void rcupreempt_trace_try_flip_m2(struct rcupreempt_trace *trace); +extern void rcupreempt_trace_check_callbacks(struct rcupreempt_trace *trace); +extern void rcupreempt_trace_done_remove(struct rcupreempt_trace *trace); +extern void rcupreempt_trace_invoke(struct rcupreempt_trace *trace); +extern void rcupreempt_trace_next_add(struct rcupreempt_trace *trace); + +#endif /* __KERNEL__ */ +#endif /* __LINUX_RCUPREEMPT_TRACE_H */ diff --git a/include/linux/reboot.h b/include/linux/reboot.h index 85ea63f462af..b93b541cf111 100644 --- a/include/linux/reboot.h +++ b/include/linux/reboot.h @@ -59,8 +59,6 @@ extern void machine_crash_shutdown(struct pt_regs *); * Architecture independent implemenations of sys_reboot commands. */ -extern void kernel_shutdown_prepare(enum system_states state); - extern void kernel_restart(char *cmd); extern void kernel_halt(void); extern void kernel_power_off(void); diff --git a/include/linux/regset.h b/include/linux/regset.h new file mode 100644 index 000000000000..8abee6556223 --- /dev/null +++ b/include/linux/regset.h @@ -0,0 +1,368 @@ +/* + * User-mode machine state access + * + * Copyright (C) 2007 Red Hat, Inc. All rights reserved. + * + * This copyrighted material is made available to anyone wishing to use, + * modify, copy, or redistribute it subject to the terms and conditions + * of the GNU General Public License v.2. + * + * Red Hat Author: Roland McGrath. + */ + +#ifndef _LINUX_REGSET_H +#define _LINUX_REGSET_H 1 + +#include <linux/compiler.h> +#include <linux/types.h> +#include <linux/uaccess.h> +struct task_struct; +struct user_regset; + + +/** + * user_regset_active_fn - type of @active function in &struct user_regset + * @target: thread being examined + * @regset: regset being examined + * + * Return -%ENODEV if not available on the hardware found. + * Return %0 if no interesting state in this thread. + * Return >%0 number of @size units of interesting state. + * Any get call fetching state beyond that number will + * see the default initialization state for this data, + * so a caller that knows what the default state is need + * not copy it all out. + * This call is optional; the pointer is %NULL if there + * is no inexpensive check to yield a value < @n. + */ +typedef int user_regset_active_fn(struct task_struct *target, + const struct user_regset *regset); + +/** + * user_regset_get_fn - type of @get function in &struct user_regset + * @target: thread being examined + * @regset: regset being examined + * @pos: offset into the regset data to access, in bytes + * @count: amount of data to copy, in bytes + * @kbuf: if not %NULL, a kernel-space pointer to copy into + * @ubuf: if @kbuf is %NULL, a user-space pointer to copy into + * + * Fetch register values. Return %0 on success; -%EIO or -%ENODEV + * are usual failure returns. The @pos and @count values are in + * bytes, but must be properly aligned. If @kbuf is non-null, that + * buffer is used and @ubuf is ignored. If @kbuf is %NULL, then + * ubuf gives a userland pointer to access directly, and an -%EFAULT + * return value is possible. + */ +typedef int user_regset_get_fn(struct task_struct *target, + const struct user_regset *regset, + unsigned int pos, unsigned int count, + void *kbuf, void __user *ubuf); + +/** + * user_regset_set_fn - type of @set function in &struct user_regset + * @target: thread being examined + * @regset: regset being examined + * @pos: offset into the regset data to access, in bytes + * @count: amount of data to copy, in bytes + * @kbuf: if not %NULL, a kernel-space pointer to copy from + * @ubuf: if @kbuf is %NULL, a user-space pointer to copy from + * + * Store register values. Return %0 on success; -%EIO or -%ENODEV + * are usual failure returns. The @pos and @count values are in + * bytes, but must be properly aligned. If @kbuf is non-null, that + * buffer is used and @ubuf is ignored. If @kbuf is %NULL, then + * ubuf gives a userland pointer to access directly, and an -%EFAULT + * return value is possible. + */ +typedef int user_regset_set_fn(struct task_struct *target, + const struct user_regset *regset, + unsigned int pos, unsigned int count, + const void *kbuf, const void __user *ubuf); + +/** + * user_regset_writeback_fn - type of @writeback function in &struct user_regset + * @target: thread being examined + * @regset: regset being examined + * @immediate: zero if writeback at completion of next context switch is OK + * + * This call is optional; usually the pointer is %NULL. When + * provided, there is some user memory associated with this regset's + * hardware, such as memory backing cached register data on register + * window machines; the regset's data controls what user memory is + * used (e.g. via the stack pointer value). + * + * Write register data back to user memory. If the @immediate flag + * is nonzero, it must be written to the user memory so uaccess or + * access_process_vm() can see it when this call returns; if zero, + * then it must be written back by the time the task completes a + * context switch (as synchronized with wait_task_inactive()). + * Return %0 on success or if there was nothing to do, -%EFAULT for + * a memory problem (bad stack pointer or whatever), or -%EIO for a + * hardware problem. + */ +typedef int user_regset_writeback_fn(struct task_struct *target, + const struct user_regset *regset, + int immediate); + +/** + * struct user_regset - accessible thread CPU state + * @n: Number of slots (registers). + * @size: Size in bytes of a slot (register). + * @align: Required alignment, in bytes. + * @bias: Bias from natural indexing. + * @core_note_type: ELF note @n_type value used in core dumps. + * @get: Function to fetch values. + * @set: Function to store values. + * @active: Function to report if regset is active, or %NULL. + * @writeback: Function to write data back to user memory, or %NULL. + * + * This data structure describes a machine resource we call a register set. + * This is part of the state of an individual thread, not necessarily + * actual CPU registers per se. A register set consists of a number of + * similar slots, given by @n. Each slot is @size bytes, and aligned to + * @align bytes (which is at least @size). + * + * These functions must be called only on the current thread or on a + * thread that is in %TASK_STOPPED or %TASK_TRACED state, that we are + * guaranteed will not be woken up and return to user mode, and that we + * have called wait_task_inactive() on. (The target thread always might + * wake up for SIGKILL while these functions are working, in which case + * that thread's user_regset state might be scrambled.) + * + * The @pos argument must be aligned according to @align; the @count + * argument must be a multiple of @size. These functions are not + * responsible for checking for invalid arguments. + * + * When there is a natural value to use as an index, @bias gives the + * difference between the natural index and the slot index for the + * register set. For example, x86 GDT segment descriptors form a regset; + * the segment selector produces a natural index, but only a subset of + * that index space is available as a regset (the TLS slots); subtracting + * @bias from a segment selector index value computes the regset slot. + * + * If nonzero, @core_note_type gives the n_type field (NT_* value) + * of the core file note in which this regset's data appears. + * NT_PRSTATUS is a special case in that the regset data starts at + * offsetof(struct elf_prstatus, pr_reg) into the note data; that is + * part of the per-machine ELF formats userland knows about. In + * other cases, the core file note contains exactly the whole regset + * (@n * @size) and nothing else. The core file note is normally + * omitted when there is an @active function and it returns zero. + */ +struct user_regset { + user_regset_get_fn *get; + user_regset_set_fn *set; + user_regset_active_fn *active; + user_regset_writeback_fn *writeback; + unsigned int n; + unsigned int size; + unsigned int align; + unsigned int bias; + unsigned int core_note_type; +}; + +/** + * struct user_regset_view - available regsets + * @name: Identifier, e.g. UTS_MACHINE string. + * @regsets: Array of @n regsets available in this view. + * @n: Number of elements in @regsets. + * @e_machine: ELF header @e_machine %EM_* value written in core dumps. + * @e_flags: ELF header @e_flags value written in core dumps. + * @ei_osabi: ELF header @e_ident[%EI_OSABI] value written in core dumps. + * + * A regset view is a collection of regsets (&struct user_regset, + * above). This describes all the state of a thread that can be seen + * from a given architecture/ABI environment. More than one view might + * refer to the same &struct user_regset, or more than one regset + * might refer to the same machine-specific state in the thread. For + * example, a 32-bit thread's state could be examined from the 32-bit + * view or from the 64-bit view. Either method reaches the same thread + * register state, doing appropriate widening or truncation. + */ +struct user_regset_view { + const char *name; + const struct user_regset *regsets; + unsigned int n; + u32 e_flags; + u16 e_machine; + u8 ei_osabi; +}; + +/* + * This is documented here rather than at the definition sites because its + * implementation is machine-dependent but its interface is universal. + */ +/** + * task_user_regset_view - Return the process's native regset view. + * @tsk: a thread of the process in question + * + * Return the &struct user_regset_view that is native for the given process. + * For example, what it would access when it called ptrace(). + * Throughout the life of the process, this only changes at exec. + */ +const struct user_regset_view *task_user_regset_view(struct task_struct *tsk); + + +/* + * These are helpers for writing regset get/set functions in arch code. + * Because @start_pos and @end_pos are always compile-time constants, + * these are inlined into very little code though they look large. + * + * Use one or more calls sequentially for each chunk of regset data stored + * contiguously in memory. Call with constants for @start_pos and @end_pos, + * giving the range of byte positions in the regset that data corresponds + * to; @end_pos can be -1 if this chunk is at the end of the regset layout. + * Each call updates the arguments to point past its chunk. + */ + +static inline int user_regset_copyout(unsigned int *pos, unsigned int *count, + void **kbuf, + void __user **ubuf, const void *data, + const int start_pos, const int end_pos) +{ + if (*count == 0) + return 0; + BUG_ON(*pos < start_pos); + if (end_pos < 0 || *pos < end_pos) { + unsigned int copy = (end_pos < 0 ? *count + : min(*count, end_pos - *pos)); + data += *pos - start_pos; + if (*kbuf) { + memcpy(*kbuf, data, copy); + *kbuf += copy; + } else if (__copy_to_user(*ubuf, data, copy)) + return -EFAULT; + else + *ubuf += copy; + *pos += copy; + *count -= copy; + } + return 0; +} + +static inline int user_regset_copyin(unsigned int *pos, unsigned int *count, + const void **kbuf, + const void __user **ubuf, void *data, + const int start_pos, const int end_pos) +{ + if (*count == 0) + return 0; + BUG_ON(*pos < start_pos); + if (end_pos < 0 || *pos < end_pos) { + unsigned int copy = (end_pos < 0 ? *count + : min(*count, end_pos - *pos)); + data += *pos - start_pos; + if (*kbuf) { + memcpy(data, *kbuf, copy); + *kbuf += copy; + } else if (__copy_from_user(data, *ubuf, copy)) + return -EFAULT; + else + *ubuf += copy; + *pos += copy; + *count -= copy; + } + return 0; +} + +/* + * These two parallel the two above, but for portions of a regset layout + * that always read as all-zero or for which writes are ignored. + */ +static inline int user_regset_copyout_zero(unsigned int *pos, + unsigned int *count, + void **kbuf, void __user **ubuf, + const int start_pos, + const int end_pos) +{ + if (*count == 0) + return 0; + BUG_ON(*pos < start_pos); + if (end_pos < 0 || *pos < end_pos) { + unsigned int copy = (end_pos < 0 ? *count + : min(*count, end_pos - *pos)); + if (*kbuf) { + memset(*kbuf, 0, copy); + *kbuf += copy; + } else if (__clear_user(*ubuf, copy)) + return -EFAULT; + else + *ubuf += copy; + *pos += copy; + *count -= copy; + } + return 0; +} + +static inline int user_regset_copyin_ignore(unsigned int *pos, + unsigned int *count, + const void **kbuf, + const void __user **ubuf, + const int start_pos, + const int end_pos) +{ + if (*count == 0) + return 0; + BUG_ON(*pos < start_pos); + if (end_pos < 0 || *pos < end_pos) { + unsigned int copy = (end_pos < 0 ? *count + : min(*count, end_pos - *pos)); + if (*kbuf) + *kbuf += copy; + else + *ubuf += copy; + *pos += copy; + *count -= copy; + } + return 0; +} + +/** + * copy_regset_to_user - fetch a thread's user_regset data into user memory + * @target: thread to be examined + * @view: &struct user_regset_view describing user thread machine state + * @setno: index in @view->regsets + * @offset: offset into the regset data, in bytes + * @size: amount of data to copy, in bytes + * @data: user-mode pointer to copy into + */ +static inline int copy_regset_to_user(struct task_struct *target, + const struct user_regset_view *view, + unsigned int setno, + unsigned int offset, unsigned int size, + void __user *data) +{ + const struct user_regset *regset = &view->regsets[setno]; + + if (!access_ok(VERIFY_WRITE, data, size)) + return -EIO; + + return regset->get(target, regset, offset, size, NULL, data); +} + +/** + * copy_regset_from_user - store into thread's user_regset data from user memory + * @target: thread to be examined + * @view: &struct user_regset_view describing user thread machine state + * @setno: index in @view->regsets + * @offset: offset into the regset data, in bytes + * @size: amount of data to copy, in bytes + * @data: user-mode pointer to copy from + */ +static inline int copy_regset_from_user(struct task_struct *target, + const struct user_regset_view *view, + unsigned int setno, + unsigned int offset, unsigned int size, + const void __user *data) +{ + const struct user_regset *regset = &view->regsets[setno]; + + if (!access_ok(VERIFY_READ, data, size)) + return -EIO; + + return regset->set(target, regset, offset, size, NULL, data); +} + + +#endif /* <linux/regset.h> */ diff --git a/include/linux/reiserfs_fs_sb.h b/include/linux/reiserfs_fs_sb.h index 10fa0c832018..db5ef9b83c3f 100644 --- a/include/linux/reiserfs_fs_sb.h +++ b/include/linux/reiserfs_fs_sb.h @@ -185,7 +185,7 @@ struct reiserfs_journal { unsigned long j_trans_id; unsigned long j_mount_id; unsigned long j_start; /* start of current waiting commit (index into j_ap_blocks) */ - unsigned long j_len; /* lenght of current waiting commit */ + unsigned long j_len; /* length of current waiting commit */ unsigned long j_len_alloc; /* number of buffers requested by journal_begin() */ atomic_t j_wcount; /* count of writers for current commit */ unsigned long j_bcount; /* batch count. allows turning X transactions into 1 */ diff --git a/include/linux/rfkill.h b/include/linux/rfkill.h index 0ce5e0b52dbd..e3ab21d7fc7f 100644 --- a/include/linux/rfkill.h +++ b/include/linux/rfkill.h @@ -33,11 +33,13 @@ * RFKILL_TYPE_WLAN: switch is on a 802.11 wireless network device. * RFKILL_TYPE_BLUETOOTH: switch is on a bluetooth device. * RFKILL_TYPE_UWB: switch is on a ultra wideband device. + * RFKILL_TYPE_WIMAX: switch is on a WiMAX device. */ enum rfkill_type { RFKILL_TYPE_WLAN , RFKILL_TYPE_BLUETOOTH, RFKILL_TYPE_UWB, + RFKILL_TYPE_WIMAX, RFKILL_TYPE_MAX, }; diff --git a/include/linux/rtnetlink.h b/include/linux/rtnetlink.h index 4e81836191df..b9e174079002 100644 --- a/include/linux/rtnetlink.h +++ b/include/linux/rtnetlink.h @@ -100,6 +100,13 @@ enum { RTM_NEWNDUSEROPT = 68, #define RTM_NEWNDUSEROPT RTM_NEWNDUSEROPT + RTM_NEWADDRLABEL = 72, +#define RTM_NEWADDRLABEL RTM_NEWADDRLABEL + RTM_DELADDRLABEL, +#define RTM_NEWADDRLABEL RTM_NEWADDRLABEL + RTM_GETADDRLABEL, +#define RTM_GETADDRLABEL RTM_GETADDRLABEL + __RTM_MAX, #define RTM_MAX (((__RTM_MAX + 3) & ~3) - 1) }; @@ -595,29 +602,17 @@ struct tcamsg #include <linux/mutex.h> -extern size_t rtattr_strlcpy(char *dest, const struct rtattr *rta, size_t size); static __inline__ int rtattr_strcmp(const struct rtattr *rta, const char *str) { int len = strlen(str) + 1; return len > rta->rta_len || memcmp(RTA_DATA(rta), str, len); } -extern int rtattr_parse(struct rtattr *tb[], int maxattr, struct rtattr *rta, int len); -extern int __rtattr_parse_nested_compat(struct rtattr *tb[], int maxattr, - struct rtattr *rta, int len); - -#define rtattr_parse_nested(tb, max, rta) \ - rtattr_parse((tb), (max), RTA_DATA((rta)), RTA_PAYLOAD((rta))) - -#define rtattr_parse_nested_compat(tb, max, rta, data, len) \ -({ data = RTA_PAYLOAD(rta) >= len ? RTA_DATA(rta) : NULL; \ - __rtattr_parse_nested_compat(tb, max, rta, len); }) - -extern int rtnetlink_send(struct sk_buff *skb, u32 pid, u32 group, int echo); -extern int rtnl_unicast(struct sk_buff *skb, u32 pid); -extern int rtnl_notify(struct sk_buff *skb, u32 pid, u32 group, +extern int rtnetlink_send(struct sk_buff *skb, struct net *net, u32 pid, u32 group, int echo); +extern int rtnl_unicast(struct sk_buff *skb, struct net *net, u32 pid); +extern int rtnl_notify(struct sk_buff *skb, struct net *net, u32 pid, u32 group, struct nlmsghdr *nlh, gfp_t flags); -extern void rtnl_set_sk_err(u32 group, int error); +extern void rtnl_set_sk_err(struct net *net, u32 group, int error); extern int rtnetlink_put_metrics(struct sk_buff *skb, u32 *metrics); extern int rtnl_put_cacheinfo(struct sk_buff *skb, struct dst_entry *dst, u32 id, u32 ts, u32 tsage, long expires, diff --git a/include/linux/scatterlist.h b/include/linux/scatterlist.h index 416e000dfe81..a3d567a974e8 100644 --- a/include/linux/scatterlist.h +++ b/include/linux/scatterlist.h @@ -7,6 +7,12 @@ #include <linux/string.h> #include <asm/io.h> +struct sg_table { + struct scatterlist *sgl; /* the list */ + unsigned int nents; /* number of mapped entries */ + unsigned int orig_nents; /* original size of list */ +}; + /* * Notes on SG table design. * @@ -106,31 +112,6 @@ static inline void sg_set_buf(struct scatterlist *sg, const void *buf, sg_set_page(sg, virt_to_page(buf), buflen, offset_in_page(buf)); } -/** - * sg_next - return the next scatterlist entry in a list - * @sg: The current sg entry - * - * Description: - * Usually the next entry will be @sg@ + 1, but if this sg element is part - * of a chained scatterlist, it could jump to the start of a new - * scatterlist array. - * - **/ -static inline struct scatterlist *sg_next(struct scatterlist *sg) -{ -#ifdef CONFIG_DEBUG_SG - BUG_ON(sg->sg_magic != SG_MAGIC); -#endif - if (sg_is_last(sg)) - return NULL; - - sg++; - if (unlikely(sg_is_chain(sg))) - sg = sg_chain_ptr(sg); - - return sg; -} - /* * Loop over each sg element, following the pointer to a new list if necessary */ @@ -138,40 +119,6 @@ static inline struct scatterlist *sg_next(struct scatterlist *sg) for (__i = 0, sg = (sglist); __i < (nr); __i++, sg = sg_next(sg)) /** - * sg_last - return the last scatterlist entry in a list - * @sgl: First entry in the scatterlist - * @nents: Number of entries in the scatterlist - * - * Description: - * Should only be used casually, it (currently) scan the entire list - * to get the last entry. - * - * Note that the @sgl@ pointer passed in need not be the first one, - * the important bit is that @nents@ denotes the number of entries that - * exist from @sgl@. - * - **/ -static inline struct scatterlist *sg_last(struct scatterlist *sgl, - unsigned int nents) -{ -#ifndef ARCH_HAS_SG_CHAIN - struct scatterlist *ret = &sgl[nents - 1]; -#else - struct scatterlist *sg, *ret = NULL; - unsigned int i; - - for_each_sg(sgl, sg, nents, i) - ret = sg; - -#endif -#ifdef CONFIG_DEBUG_SG - BUG_ON(sgl[0].sg_magic != SG_MAGIC); - BUG_ON(!sg_is_last(ret)); -#endif - return ret; -} - -/** * sg_chain - Chain two sglists together * @prv: First scatterlist * @prv_nents: Number of entries in prv @@ -191,8 +138,8 @@ static inline void sg_chain(struct scatterlist *prv, unsigned int prv_nents, /* * offset and length are unused for chain entry. Clear them. */ - prv->offset = 0; - prv->length = 0; + prv[prv_nents - 1].offset = 0; + prv[prv_nents - 1].length = 0; /* * Set lowest bit to indicate a link pointer, and make sure to clear @@ -223,47 +170,6 @@ static inline void sg_mark_end(struct scatterlist *sg) } /** - * sg_init_table - Initialize SG table - * @sgl: The SG table - * @nents: Number of entries in table - * - * Notes: - * If this is part of a chained sg table, sg_mark_end() should be - * used only on the last table part. - * - **/ -static inline void sg_init_table(struct scatterlist *sgl, unsigned int nents) -{ - memset(sgl, 0, sizeof(*sgl) * nents); -#ifdef CONFIG_DEBUG_SG - { - unsigned int i; - for (i = 0; i < nents; i++) - sgl[i].sg_magic = SG_MAGIC; - } -#endif - sg_mark_end(&sgl[nents - 1]); -} - -/** - * sg_init_one - Initialize a single entry sg list - * @sg: SG entry - * @buf: Virtual address for IO - * @buflen: IO length - * - * Notes: - * This should not be used on a single entry that is part of a larger - * table. Use sg_init_table() for that. - * - **/ -static inline void sg_init_one(struct scatterlist *sg, const void *buf, - unsigned int buflen) -{ - sg_init_table(sg, 1); - sg_set_buf(sg, buf, buflen); -} - -/** * sg_phys - Return physical address of an sg entry * @sg: SG entry * @@ -293,4 +199,24 @@ static inline void *sg_virt(struct scatterlist *sg) return page_address(sg_page(sg)) + sg->offset; } +struct scatterlist *sg_next(struct scatterlist *); +struct scatterlist *sg_last(struct scatterlist *s, unsigned int); +void sg_init_table(struct scatterlist *, unsigned int); +void sg_init_one(struct scatterlist *, const void *, unsigned int); + +typedef struct scatterlist *(sg_alloc_fn)(unsigned int, gfp_t); +typedef void (sg_free_fn)(struct scatterlist *, unsigned int); + +void __sg_free_table(struct sg_table *, unsigned int, sg_free_fn *); +void sg_free_table(struct sg_table *); +int __sg_alloc_table(struct sg_table *, unsigned int, unsigned int, gfp_t, + sg_alloc_fn *); +int sg_alloc_table(struct sg_table *, unsigned int, gfp_t); + +/* + * Maximum number of entries that will be allocated in one piece, if + * a list larger than this is required then chaining will be utilized. + */ +#define SG_MAX_SINGLE_ALLOC (PAGE_SIZE / sizeof(struct scatterlist)) + #endif /* _LINUX_SCATTERLIST_H */ diff --git a/include/linux/sched.h b/include/linux/sched.h index ac3d496fbd20..7c8ca05c3cae 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -27,6 +27,7 @@ #define CLONE_NEWUSER 0x10000000 /* New user namespace */ #define CLONE_NEWPID 0x20000000 /* New pid namespace */ #define CLONE_NEWNET 0x40000000 /* New network namespace */ +#define CLONE_IO 0x80000000 /* Clone io context */ /* * Scheduling policies @@ -78,7 +79,6 @@ struct sched_param { #include <linux/proportions.h> #include <linux/seccomp.h> #include <linux/rcupdate.h> -#include <linux/futex.h> #include <linux/rtmutex.h> #include <linux/time.h> @@ -88,11 +88,13 @@ struct sched_param { #include <linux/hrtimer.h> #include <linux/task_io_accounting.h> #include <linux/kobject.h> +#include <linux/latencytop.h> #include <asm/processor.h> struct exec_domain; struct futex_pi_state; +struct robust_list_head; struct bio; /* @@ -170,13 +172,35 @@ print_cfs_rq(struct seq_file *m, int cpu, struct cfs_rq *cfs_rq) #define TASK_RUNNING 0 #define TASK_INTERRUPTIBLE 1 #define TASK_UNINTERRUPTIBLE 2 -#define TASK_STOPPED 4 -#define TASK_TRACED 8 +#define __TASK_STOPPED 4 +#define __TASK_TRACED 8 /* in tsk->exit_state */ #define EXIT_ZOMBIE 16 #define EXIT_DEAD 32 /* in tsk->state again */ #define TASK_DEAD 64 +#define TASK_WAKEKILL 128 + +/* Convenience macros for the sake of set_task_state */ +#define TASK_KILLABLE (TASK_WAKEKILL | TASK_UNINTERRUPTIBLE) +#define TASK_STOPPED (TASK_WAKEKILL | __TASK_STOPPED) +#define TASK_TRACED (TASK_WAKEKILL | __TASK_TRACED) + +/* Convenience macros for the sake of wake_up */ +#define TASK_NORMAL (TASK_INTERRUPTIBLE | TASK_UNINTERRUPTIBLE) +#define TASK_ALL (TASK_NORMAL | __TASK_STOPPED | __TASK_TRACED) + +/* get_task_state() */ +#define TASK_REPORT (TASK_RUNNING | TASK_INTERRUPTIBLE | \ + TASK_UNINTERRUPTIBLE | __TASK_STOPPED | \ + __TASK_TRACED) + +#define task_is_traced(task) ((task->state & __TASK_TRACED) != 0) +#define task_is_stopped(task) ((task->state & __TASK_STOPPED) != 0) +#define task_is_stopped_or_traced(task) \ + ((task->state & (__TASK_STOPPED | __TASK_TRACED)) != 0) +#define task_contributes_to_load(task) \ + ((task->state & TASK_UNINTERRUPTIBLE) != 0) #define __set_task_state(tsk, state_value) \ do { (tsk)->state = (state_value); } while (0) @@ -230,6 +254,8 @@ static inline int select_nohz_load_balancer(int cpu) } #endif +extern unsigned long rt_needs_cpu(int cpu); + /* * Only dump TASK_* tasks. (0 for all tasks) */ @@ -257,13 +283,19 @@ extern void trap_init(void); extern void account_process_tick(struct task_struct *task, int user); extern void update_process_times(int user); extern void scheduler_tick(void); +extern void hrtick_resched(void); + +extern void sched_show_task(struct task_struct *p); #ifdef CONFIG_DETECT_SOFTLOCKUP extern void softlockup_tick(void); extern void spawn_softlockup_task(void); extern void touch_softlockup_watchdog(void); extern void touch_all_softlockup_watchdogs(void); -extern int softlockup_thresh; +extern unsigned long softlockup_thresh; +extern unsigned long sysctl_hung_task_check_count; +extern unsigned long sysctl_hung_task_timeout_secs; +extern unsigned long sysctl_hung_task_warnings; #else static inline void softlockup_tick(void) { @@ -292,6 +324,7 @@ extern int in_sched_functions(unsigned long addr); #define MAX_SCHEDULE_TIMEOUT LONG_MAX extern signed long FASTCALL(schedule_timeout(signed long timeout)); extern signed long schedule_timeout_interruptible(signed long timeout); +extern signed long schedule_timeout_killable(signed long timeout); extern signed long schedule_timeout_uninterruptible(signed long timeout); asmlinkage void schedule(void); @@ -522,6 +555,13 @@ struct signal_struct { #define SIGNAL_STOP_CONTINUED 0x00000004 /* SIGCONT since WCONTINUED reap */ #define SIGNAL_GROUP_EXIT 0x00000008 /* group exit in progress */ +/* If true, all threads except ->group_exit_task have pending SIGKILL */ +static inline int signal_group_exit(const struct signal_struct *sig) +{ + return (sig->flags & SIGNAL_GROUP_EXIT) || + (sig->group_exit_task != NULL); +} + /* * Some day this will be a full-fledged user tracking system.. */ @@ -552,18 +592,13 @@ struct user_struct { #ifdef CONFIG_FAIR_USER_SCHED struct task_group *tg; #ifdef CONFIG_SYSFS - struct kset kset; - struct subsys_attribute user_attr; + struct kobject kobj; struct work_struct work; #endif #endif }; -#ifdef CONFIG_FAIR_USER_SCHED -extern int uids_kobject_init(void); -#else -static inline int uids_kobject_init(void) { return 0; } -#endif +extern int uids_sysfs_init(void); extern struct user_struct *find_user(uid_t); @@ -775,7 +810,7 @@ static inline int above_background_load(void) struct io_context; /* See blkdev.h */ #define NGROUPS_SMALL 32 -#define NGROUPS_PER_BLOCK ((int)(PAGE_SIZE / sizeof(gid_t))) +#define NGROUPS_PER_BLOCK ((unsigned int)(PAGE_SIZE / sizeof(gid_t))) struct group_info { int ngroups; atomic_t usage; @@ -827,6 +862,7 @@ struct sched_class { void (*enqueue_task) (struct rq *rq, struct task_struct *p, int wakeup); void (*dequeue_task) (struct rq *rq, struct task_struct *p, int sleep); void (*yield_task) (struct rq *rq); + int (*select_task_rq)(struct task_struct *p, int sync); void (*check_preempt_curr) (struct rq *rq, struct task_struct *p); @@ -842,11 +878,25 @@ struct sched_class { int (*move_one_task) (struct rq *this_rq, int this_cpu, struct rq *busiest, struct sched_domain *sd, enum cpu_idle_type idle); + void (*pre_schedule) (struct rq *this_rq, struct task_struct *task); + void (*post_schedule) (struct rq *this_rq); + void (*task_wake_up) (struct rq *this_rq, struct task_struct *task); #endif void (*set_curr_task) (struct rq *rq); - void (*task_tick) (struct rq *rq, struct task_struct *p); + void (*task_tick) (struct rq *rq, struct task_struct *p, int queued); void (*task_new) (struct rq *rq, struct task_struct *p); + void (*set_cpus_allowed)(struct task_struct *p, cpumask_t *newmask); + + void (*join_domain)(struct rq *rq); + void (*leave_domain)(struct rq *rq); + + void (*switched_from) (struct rq *this_rq, struct task_struct *task, + int running); + void (*switched_to) (struct rq *this_rq, struct task_struct *task, + int running); + void (*prio_changed) (struct rq *this_rq, struct task_struct *task, + int oldprio, int running); }; struct load_weight { @@ -876,6 +926,8 @@ struct sched_entity { #ifdef CONFIG_SCHEDSTATS u64 wait_start; u64 wait_max; + u64 wait_count; + u64 wait_sum; u64 sleep_start; u64 sleep_max; @@ -914,6 +966,21 @@ struct sched_entity { #endif }; +struct sched_rt_entity { + struct list_head run_list; + unsigned int time_slice; + unsigned long timeout; + int nr_cpus_allowed; + +#ifdef CONFIG_FAIR_GROUP_SCHED + struct sched_rt_entity *parent; + /* rq on which this entity is (to be) queued: */ + struct rt_rq *rt_rq; + /* rq "owned" by this entity/group: */ + struct rt_rq *my_q; +#endif +}; + struct task_struct { volatile long state; /* -1 unrunnable, 0 runnable, >0 stopped */ void *stack; @@ -930,16 +997,15 @@ struct task_struct { #endif int prio, static_prio, normal_prio; - struct list_head run_list; const struct sched_class *sched_class; struct sched_entity se; + struct sched_rt_entity rt; #ifdef CONFIG_PREEMPT_NOTIFIERS /* list of struct preempt_notifier: */ struct hlist_head preempt_notifiers; #endif - unsigned short ioprio; /* * fpu_counter contains the number of consecutive context switches * that the FPU is used. If this is over a threshold, the lazy fpu @@ -956,7 +1022,11 @@ struct task_struct { unsigned int policy; cpumask_t cpus_allowed; - unsigned int time_slice; + +#ifdef CONFIG_PREEMPT_RCU + int rcu_read_lock_nesting; + int rcu_flipctr_idx; +#endif /* #ifdef CONFIG_PREEMPT_RCU */ #if defined(CONFIG_SCHEDSTATS) || defined(CONFIG_TASK_DELAY_ACCT) struct sched_info sched_info; @@ -1028,7 +1098,7 @@ struct task_struct { uid_t uid,euid,suid,fsuid; gid_t gid,egid,sgid,fsgid; struct group_info *group_info; - kernel_cap_t cap_effective, cap_inheritable, cap_permitted; + kernel_cap_t cap_effective, cap_inheritable, cap_permitted, cap_bset; unsigned keep_capabilities:1; struct user_struct *user; #ifdef CONFIG_KEYS @@ -1046,6 +1116,11 @@ struct task_struct { /* ipc stuff */ struct sysv_sem sysvsem; #endif +#ifdef CONFIG_DETECT_SOFTLOCKUP +/* hung task detection */ + unsigned long last_switch_timestamp; + unsigned long last_switch_count; +#endif /* CPU-specific state of this task */ struct thread_struct thread; /* filesystem information */ @@ -1071,6 +1146,10 @@ struct task_struct { void *security; #endif struct audit_context *audit_context; +#ifdef CONFIG_AUDITSYSCALL + uid_t loginuid; + unsigned int sessionid; +#endif seccomp_t seccomp; /* Thread group tracking */ @@ -1178,6 +1257,10 @@ struct task_struct { int make_it_fail; #endif struct prop_local_single dirties; +#ifdef CONFIG_LATENCYTOP + int latency_record_count; + struct latency_record latency_record[LT_SAVECOUNT]; +#endif }; /* @@ -1255,13 +1338,6 @@ struct pid_namespace; * * set_task_vxid() : assigns a virtual id to a task; * - * task_ppid_nr_ns() : the parent's id as seen from the namespace specified. - * the result depends on the namespace and whether the - * task in question is the namespace's init. e.g. for the - * namespace's init this will return 0 when called from - * the namespace of this init, or appropriate id otherwise. - * - * * see also pid_nr() etc in include/linux/pid.h */ @@ -1317,12 +1393,6 @@ static inline pid_t task_session_vnr(struct task_struct *tsk) } -static inline pid_t task_ppid_nr_ns(struct task_struct *tsk, - struct pid_namespace *ns) -{ - return pid_nr_ns(task_pid(rcu_dereference(tsk->real_parent)), ns); -} - /** * pid_alive - check that a task structure is not stale * @p: Task structure to be checked. @@ -1471,6 +1541,12 @@ extern unsigned int sysctl_sched_child_runs_first; extern unsigned int sysctl_sched_features; extern unsigned int sysctl_sched_migration_cost; extern unsigned int sysctl_sched_nr_migrate; +extern unsigned int sysctl_sched_rt_period; +extern unsigned int sysctl_sched_rt_ratio; +#if defined(CONFIG_FAIR_GROUP_SCHED) && defined(CONFIG_SMP) +extern unsigned int sysctl_sched_min_bal_int_shares; +extern unsigned int sysctl_sched_max_bal_int_shares; +#endif int sched_nr_latency_handler(struct ctl_table *table, int write, struct file *file, void __user *buffer, size_t *length, @@ -1701,7 +1777,7 @@ extern long do_fork(unsigned long, unsigned long, struct pt_regs *, unsigned lon struct task_struct *fork_idle(int); extern void set_task_comm(struct task_struct *tsk, char *from); -extern void get_task_comm(char *to, struct task_struct *tsk); +extern char *get_task_comm(char *to, struct task_struct *tsk); #ifdef CONFIG_SMP extern void wait_task_inactive(struct task_struct * p); @@ -1850,7 +1926,14 @@ static inline int signal_pending(struct task_struct *p) { return unlikely(test_tsk_thread_flag(p,TIF_SIGPENDING)); } - + +extern int FASTCALL(__fatal_signal_pending(struct task_struct *p)); + +static inline int fatal_signal_pending(struct task_struct *p) +{ + return signal_pending(p) && __fatal_signal_pending(p); +} + static inline int need_resched(void) { return unlikely(test_thread_flag(TIF_NEED_RESCHED)); @@ -1863,29 +1946,33 @@ static inline int need_resched(void) * cond_resched_lock() will drop the spinlock before scheduling, * cond_resched_softirq() will enable bhs before scheduling. */ -extern int cond_resched(void); -extern int cond_resched_lock(spinlock_t * lock); -extern int cond_resched_softirq(void); - -/* - * Does a critical section need to be broken due to another - * task waiting?: - */ -#if defined(CONFIG_PREEMPT) && defined(CONFIG_SMP) -# define need_lockbreak(lock) ((lock)->break_lock) +#ifdef CONFIG_PREEMPT +static inline int cond_resched(void) +{ + return 0; +} #else -# define need_lockbreak(lock) 0 +extern int _cond_resched(void); +static inline int cond_resched(void) +{ + return _cond_resched(); +} #endif +extern int cond_resched_lock(spinlock_t * lock); +extern int cond_resched_softirq(void); /* * Does a critical section need to be broken due to another - * task waiting or preemption being signalled: + * task waiting?: (technically does not depend on CONFIG_PREEMPT, + * but a general need for low latency) */ -static inline int lock_need_resched(spinlock_t *lock) +static inline int spin_needbreak(spinlock_t *lock) { - if (need_lockbreak(lock) || need_resched()) - return 1; +#ifdef CONFIG_PREEMPT + return spin_is_contended(lock); +#else return 0; +#endif } /* @@ -2000,6 +2087,10 @@ static inline void migration_init(void) } #endif +#ifndef TASK_SIZE_OF +#define TASK_SIZE_OF(tsk) TASK_SIZE +#endif + #endif /* __KERNEL__ */ #endif diff --git a/include/linux/security.h b/include/linux/security.h index ac050830a873..fe52cdeab0a6 100644 --- a/include/linux/security.h +++ b/include/linux/security.h @@ -34,10 +34,11 @@ #include <linux/xfrm.h> #include <net/flow.h> -/* - * Bounding set - */ -extern kernel_cap_t cap_bset; +/* only a char in selinux superblock security struct flags */ +#define FSCONTEXT_MNT 0x01 +#define CONTEXT_MNT 0x02 +#define ROOTCONTEXT_MNT 0x04 +#define DEFCONTEXT_MNT 0x08 extern unsigned securebits; @@ -243,9 +244,6 @@ struct request_sock; * @mnt contains the mounted file system. * @flags contains the new filesystem flags. * @data contains the filesystem-specific data. - * @sb_post_mountroot: - * Update the security module's state when the root filesystem is mounted. - * This hook is only called if the mount was successful. * @sb_post_addmount: * Update the security module's state when a filesystem is mounted. * This hook is called any time a mount is successfully grafetd to @@ -261,6 +259,22 @@ struct request_sock; * Update module state after a successful pivot. * @old_nd contains the nameidata structure for the old root. * @new_nd contains the nameidata structure for the new root. + * @sb_get_mnt_opts: + * Get the security relevant mount options used for a superblock + * @sb the superblock to get security mount options from + * @mount_options array for pointers to mount options + * @mount_flags array of ints specifying what each mount options is + * @num_opts number of options in the arrays + * @sb_set_mnt_opts: + * Set the security relevant mount options used for a superblock + * @sb the superblock to set security mount options for + * @mount_options array for pointers to mount options + * @mount_flags array of ints specifying what each mount options is + * @num_opts number of options in the arrays + * @sb_clone_mnt_opts: + * Copy all security options from a given superblock to another + * @oldsb old superblock which contain information to clone + * @newsb new superblock which needs filled in * * Security hooks for inode operations. * @@ -404,15 +418,12 @@ struct request_sock; * identified by @name for @dentry. * Return 0 if permission is granted. * @inode_getsecurity: - * Copy the extended attribute representation of the security label - * associated with @name for @inode into @buffer. @buffer may be - * NULL to request the size of the buffer required. @size indicates - * the size of @buffer in bytes. Note that @name is the remainder - * of the attribute name after the security. prefix has been removed. - * @err is the return value from the preceding fs getxattr call, - * and can be used by the security module to determine whether it - * should try and canonicalize the attribute value. - * Return number of bytes used/required on success. + * Retrieve a copy of the extended attribute representation of the + * security label associated with @name for @inode via @buffer. Note that + * @name is the remainder of the attribute name after the security prefix + * has been removed. @alloc is used to specify of the call should return a + * value via the buffer or just the value length Return size of buffer on + * success. * @inode_setsecurity: * Set the security label associated with @name for @inode from the * extended attribute value @value. @size indicates the size of the @@ -1183,6 +1194,10 @@ struct request_sock; * Convert secid to security context. * @secid contains the security ID. * @secdata contains the pointer that stores the converted security context. + * @secctx_to_secid: + * Convert security context to secid. + * @secid contains the pointer to the generated security ID. + * @secdata contains the security context. * * @release_secctx: * Release the security context. @@ -1235,13 +1250,19 @@ struct security_operations { void (*sb_umount_busy) (struct vfsmount * mnt); void (*sb_post_remount) (struct vfsmount * mnt, unsigned long flags, void *data); - void (*sb_post_mountroot) (void); void (*sb_post_addmount) (struct vfsmount * mnt, struct nameidata * mountpoint_nd); int (*sb_pivotroot) (struct nameidata * old_nd, struct nameidata * new_nd); void (*sb_post_pivotroot) (struct nameidata * old_nd, struct nameidata * new_nd); + int (*sb_get_mnt_opts) (const struct super_block *sb, + char ***mount_options, int **flags, + int *num_opts); + int (*sb_set_mnt_opts) (struct super_block *sb, char **mount_options, + int *flags, int num_opts); + void (*sb_clone_mnt_opts) (const struct super_block *oldsb, + struct super_block *newsb); int (*inode_alloc_security) (struct inode *inode); void (*inode_free_security) (struct inode *inode); @@ -1275,7 +1296,7 @@ struct security_operations { int (*inode_removexattr) (struct dentry *dentry, char *name); int (*inode_need_killpriv) (struct dentry *dentry); int (*inode_killpriv) (struct dentry *dentry); - int (*inode_getsecurity)(const struct inode *inode, const char *name, void *buffer, size_t size, int err); + int (*inode_getsecurity)(const struct inode *inode, const char *name, void **buffer, bool alloc); int (*inode_setsecurity)(struct inode *inode, const char *name, const void *value, size_t size, int flags); int (*inode_listsecurity)(struct inode *inode, char *buffer, size_t buffer_size); @@ -1371,6 +1392,7 @@ struct security_operations { int (*getprocattr)(struct task_struct *p, char *name, char **value); int (*setprocattr)(struct task_struct *p, char *name, void *value, size_t size); int (*secid_to_secctx)(u32 secid, char **secdata, u32 *seclen); + int (*secctx_to_secid)(char *secdata, u32 seclen, u32 *secid); void (*release_secctx)(char *secdata, u32 seclen); #ifdef CONFIG_SECURITY_NETWORK @@ -1495,10 +1517,16 @@ int security_sb_umount(struct vfsmount *mnt, int flags); void security_sb_umount_close(struct vfsmount *mnt); void security_sb_umount_busy(struct vfsmount *mnt); void security_sb_post_remount(struct vfsmount *mnt, unsigned long flags, void *data); -void security_sb_post_mountroot(void); void security_sb_post_addmount(struct vfsmount *mnt, struct nameidata *mountpoint_nd); int security_sb_pivotroot(struct nameidata *old_nd, struct nameidata *new_nd); void security_sb_post_pivotroot(struct nameidata *old_nd, struct nameidata *new_nd); +int security_sb_get_mnt_opts(const struct super_block *sb, char ***mount_options, + int **flags, int *num_opts); +int security_sb_set_mnt_opts(struct super_block *sb, char **mount_options, + int *flags, int num_opts); +void security_sb_clone_mnt_opts(const struct super_block *oldsb, + struct super_block *newsb); + int security_inode_alloc(struct inode *inode); void security_inode_free(struct inode *inode); int security_inode_init_security(struct inode *inode, struct inode *dir, @@ -1529,7 +1557,7 @@ int security_inode_listxattr(struct dentry *dentry); int security_inode_removexattr(struct dentry *dentry, char *name); int security_inode_need_killpriv(struct dentry *dentry); int security_inode_killpriv(struct dentry *dentry); -int security_inode_getsecurity(const struct inode *inode, const char *name, void *buffer, size_t size, int err); +int security_inode_getsecurity(const struct inode *inode, const char *name, void **buffer, bool alloc); int security_inode_setsecurity(struct inode *inode, const char *name, const void *value, size_t size, int flags); int security_inode_listsecurity(struct inode *inode, char *buffer, size_t buffer_size); int security_file_permission(struct file *file, int mask); @@ -1603,6 +1631,7 @@ int security_setprocattr(struct task_struct *p, char *name, void *value, size_t int security_netlink_send(struct sock *sk, struct sk_buff *skb); int security_netlink_recv(struct sk_buff *skb, int cap); int security_secid_to_secctx(u32 secid, char **secdata, u32 *seclen); +int security_secctx_to_secid(char *secdata, u32 seclen, u32 *secid); void security_release_secctx(char *secdata, u32 seclen); #else /* CONFIG_SECURITY */ @@ -1777,9 +1806,6 @@ static inline void security_sb_post_remount (struct vfsmount *mnt, unsigned long flags, void *data) { } -static inline void security_sb_post_mountroot (void) -{ } - static inline void security_sb_post_addmount (struct vfsmount *mnt, struct nameidata *mountpoint_nd) { } @@ -1933,7 +1959,7 @@ static inline int security_inode_killpriv(struct dentry *dentry) return cap_inode_killpriv(dentry); } -static inline int security_inode_getsecurity(const struct inode *inode, const char *name, void *buffer, size_t size, int err) +static inline int security_inode_getsecurity(const struct inode *inode, const char *name, void **buffer, bool alloc) { return -EOPNOTSUPP; } @@ -2266,7 +2292,7 @@ static inline struct dentry *securityfs_create_file(const char *name, mode_t mode, struct dentry *parent, void *data, - struct file_operations *fops) + const struct file_operations *fops) { return ERR_PTR(-ENODEV); } @@ -2280,6 +2306,13 @@ static inline int security_secid_to_secctx(u32 secid, char **secdata, u32 *secle return -EOPNOTSUPP; } +static inline int security_secctx_to_secid(char *secdata, + u32 seclen, + u32 *secid) +{ + return -EOPNOTSUPP; +} + static inline void security_release_secctx(char *secdata, u32 seclen) { } diff --git a/include/linux/selinux.h b/include/linux/selinux.h index 6080f73fc85f..8c2cc4c02526 100644 --- a/include/linux/selinux.h +++ b/include/linux/selinux.h @@ -120,16 +120,35 @@ void selinux_get_task_sid(struct task_struct *tsk, u32 *sid); int selinux_string_to_sid(char *str, u32 *sid); /** - * selinux_relabel_packet_permission - check permission to relabel a packet - * @sid: ID value to be applied to network packet (via SECMARK, most likely) + * selinux_secmark_relabel_packet_permission - secmark permission check + * @sid: SECMARK ID value to be applied to network packet * - * Returns 0 if the current task is allowed to label packets with the - * supplied security ID. Note that it is implicit that the packet is always - * being relabeled from the default unlabled value, and that the access - * control decision is made in the AVC. + * Returns 0 if the current task is allowed to set the SECMARK label of + * packets with the supplied security ID. Note that it is implicit that + * the packet is always being relabeled from the default unlabeled value, + * and that the access control decision is made in the AVC. */ -int selinux_relabel_packet_permission(u32 sid); +int selinux_secmark_relabel_packet_permission(u32 sid); +/** + * selinux_secmark_refcount_inc - increments the secmark use counter + * + * SELinux keeps track of the current SECMARK targets in use so it knows + * when to apply SECMARK label access checks to network packets. This + * function incements this reference count to indicate that a new SECMARK + * target has been configured. + */ +void selinux_secmark_refcount_inc(void); + +/** + * selinux_secmark_refcount_dec - decrements the secmark use counter + * + * SELinux keeps track of the current SECMARK targets in use so it knows + * when to apply SECMARK label access checks to network packets. This + * function decements this reference count to indicate that one of the + * existing SECMARK targets has been removed/flushed. + */ +void selinux_secmark_refcount_dec(void); #else static inline int selinux_audit_rule_init(u32 field, u32 op, @@ -184,11 +203,21 @@ static inline int selinux_string_to_sid(const char *str, u32 *sid) return 0; } -static inline int selinux_relabel_packet_permission(u32 sid) +static inline int selinux_secmark_relabel_packet_permission(u32 sid) { return 0; } +static inline void selinux_secmark_refcount_inc(void) +{ + return; +} + +static inline void selinux_secmark_refcount_dec(void) +{ + return; +} + #endif /* CONFIG_SECURITY_SELINUX */ #endif /* _LINUX_SELINUX_H */ diff --git a/include/linux/seq_file.h b/include/linux/seq_file.h index ebbc02b325fc..648dfeb444db 100644 --- a/include/linux/seq_file.h +++ b/include/linux/seq_file.h @@ -63,5 +63,18 @@ extern struct list_head *seq_list_start_head(struct list_head *head, extern struct list_head *seq_list_next(void *v, struct list_head *head, loff_t *ppos); +struct net; +struct seq_net_private { + struct net *net; +}; + +int seq_open_net(struct inode *, struct file *, + const struct seq_operations *, int); +int seq_release_net(struct inode *, struct file *); +static inline struct net *seq_file_net(struct seq_file *seq) +{ + return ((struct seq_net_private *)seq->private)->net; +} + #endif #endif diff --git a/include/linux/serial_8250.h b/include/linux/serial_8250.h index afe0f6d9b9bc..00b65c0a82ca 100644 --- a/include/linux/serial_8250.h +++ b/include/linux/serial_8250.h @@ -23,6 +23,7 @@ struct plat_serial8250_port { resource_size_t mapbase; /* resource base */ unsigned int irq; /* interrupt number */ unsigned int uartclk; /* UART clock rate */ + void *private_data; unsigned char regshift; /* register shift */ unsigned char iotype; /* UPIO_* */ unsigned char hub6; diff --git a/include/linux/signal.h b/include/linux/signal.h index 0ae338866240..7e095147656c 100644 --- a/include/linux/signal.h +++ b/include/linux/signal.h @@ -371,6 +371,8 @@ int unhandled_signal(struct task_struct *tsk, int sig); (!siginmask(signr, SIG_KERNEL_IGNORE_MASK|SIG_KERNEL_STOP_MASK) && \ (t)->sighand->action[(signr)-1].sa.sa_handler == SIG_DFL) +void signals_init(void); + #endif /* __KERNEL__ */ #endif /* _LINUX_SIGNAL_H */ diff --git a/include/linux/signalfd.h b/include/linux/signalfd.h index 86f9b1ef0e09..ea037f28df91 100644 --- a/include/linux/signalfd.h +++ b/include/linux/signalfd.h @@ -29,7 +29,7 @@ struct signalfd_siginfo { /* * Pad strcture to 128 bytes. Remember to update the - * pad size when you add new memebers. We use a fixed + * pad size when you add new members. We use a fixed * size structure to avoid compatibility problems with * future versions, and we leave extra space for additional * members. We use fixed size members because this strcture diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h index bddd50bd6878..412672a79e8a 100644 --- a/include/linux/skbuff.h +++ b/include/linux/skbuff.h @@ -95,6 +95,7 @@ struct net_device; struct scatterlist; +struct pipe_inode_info; #if defined(CONFIG_NF_CONNTRACK) || defined(CONFIG_NF_CONNTRACK_MODULE) struct nf_conntrack { @@ -107,9 +108,6 @@ struct nf_bridge_info { atomic_t use; struct net_device *physindev; struct net_device *physoutdev; -#if defined(CONFIG_VLAN_8021Q) || defined(CONFIG_VLAN_8021Q_MODULE) - struct net_device *netoutdev; -#endif unsigned int mask; unsigned long data[32 / sizeof(unsigned long)]; }; @@ -287,6 +285,7 @@ struct sk_buff { __u8 pkt_type:3, fclone:2, ipvs_property:1, + peeked:1, nf_trace:1; __be16 protocol; @@ -1537,6 +1536,8 @@ static inline int pskb_trim_rcsum(struct sk_buff *skb, unsigned int len) skb = skb->prev) +extern struct sk_buff *__skb_recv_datagram(struct sock *sk, unsigned flags, + int *peeked, int *err); extern struct sk_buff *skb_recv_datagram(struct sock *sk, unsigned flags, int noblock, int *err); extern unsigned int datagram_poll(struct file *file, struct socket *sock, @@ -1548,7 +1549,7 @@ extern int skb_copy_and_csum_datagram_iovec(struct sk_buff *skb, int hlen, struct iovec *iov); extern void skb_free_datagram(struct sock *sk, struct sk_buff *skb); -extern void skb_kill_datagram(struct sock *sk, struct sk_buff *skb, +extern int skb_kill_datagram(struct sock *sk, struct sk_buff *skb, unsigned int flags); extern __wsum skb_checksum(const struct sk_buff *skb, int offset, int len, __wsum csum); @@ -1559,6 +1560,11 @@ extern int skb_store_bits(struct sk_buff *skb, int offset, extern __wsum skb_copy_and_csum_bits(const struct sk_buff *skb, int offset, u8 *to, int len, __wsum csum); +extern int skb_splice_bits(struct sk_buff *skb, + unsigned int offset, + struct pipe_inode_info *pipe, + unsigned int len, + unsigned int flags); extern void skb_copy_and_csum_dev(const struct sk_buff *skb, u8 *to); extern void skb_split(struct sk_buff *skb, struct sk_buff *skb1, const u32 len); @@ -1804,5 +1810,6 @@ static inline void skb_forward_csum(struct sk_buff *skb) skb->ip_summed = CHECKSUM_NONE; } +bool skb_partial_csum_set(struct sk_buff *skb, u16 start, u16 off); #endif /* __KERNEL__ */ #endif /* _LINUX_SKBUFF_H */ diff --git a/include/linux/slub_def.h b/include/linux/slub_def.h index 40801e754afb..ddb1a706b144 100644 --- a/include/linux/slub_def.h +++ b/include/linux/slub_def.h @@ -12,11 +12,11 @@ #include <linux/kobject.h> struct kmem_cache_cpu { - void **freelist; - struct page *page; - int node; - unsigned int offset; - unsigned int objsize; + void **freelist; /* Pointer to first free per cpu object */ + struct page *page; /* The slab from which we are allocating */ + int node; /* The node of the page (or -1 for debug) */ + unsigned int offset; /* Freepointer offset (in word units) */ + unsigned int objsize; /* Size of an object (from kmem_cache) */ }; struct kmem_cache_node { @@ -59,7 +59,10 @@ struct kmem_cache { #endif #ifdef CONFIG_NUMA - int defrag_ratio; + /* + * Defragmentation by allocating from a remote node. + */ + int remote_node_defrag_ratio; struct kmem_cache_node *node[MAX_NUMNODES]; #endif #ifdef CONFIG_SMP diff --git a/include/linux/sm501-regs.h b/include/linux/sm501-regs.h index df7620dd8f31..64236b73c724 100644 --- a/include/linux/sm501-regs.h +++ b/include/linux/sm501-regs.h @@ -171,7 +171,7 @@ /* USB slave/gadget data port base */ #define SM501_USB_GADGET_DATA (0x070000) -/* Display contoller/video engine base */ +/* Display controller/video engine base */ #define SM501_DC (0x080000) /* common defines for the SM501 address registers */ diff --git a/include/linux/sm501.h b/include/linux/sm501.h index 9e3aaad6fe4d..932a9efee8a5 100644 --- a/include/linux/sm501.h +++ b/include/linux/sm501.h @@ -70,6 +70,8 @@ extern unsigned long sm501_gpio_get(struct device *dev, #define SM501FB_FLAG_DISABLE_AT_EXIT (1<<1) #define SM501FB_FLAG_USE_HWCURSOR (1<<2) #define SM501FB_FLAG_USE_HWACCEL (1<<3) +#define SM501FB_FLAG_PANEL_USE_FPEN (1<<4) +#define SM501FB_FLAG_PANEL_USE_VBIASEN (1<<5) struct sm501_platdata_fbsub { struct fb_videomode *def_mode; diff --git a/include/linux/smp.h b/include/linux/smp.h index c25e66bcecf3..55232ccf9cfd 100644 --- a/include/linux/smp.h +++ b/include/linux/smp.h @@ -78,6 +78,8 @@ int on_each_cpu(void (*func) (void *info), void *info, int retry, int wait); */ void smp_prepare_boot_cpu(void); +extern unsigned int setup_max_cpus; + #else /* !SMP */ /* diff --git a/include/linux/smp_lock.h b/include/linux/smp_lock.h index 58962c51dee1..aab3a4cff4e1 100644 --- a/include/linux/smp_lock.h +++ b/include/linux/smp_lock.h @@ -17,22 +17,10 @@ extern void __lockfunc __release_kernel_lock(void); __release_kernel_lock(); \ } while (0) -/* - * Non-SMP kernels will never block on the kernel lock, - * so we are better off returning a constant zero from - * reacquire_kernel_lock() so that the compiler can see - * it at compile-time. - */ -#if defined(CONFIG_SMP) && !defined(CONFIG_PREEMPT_BKL) -# define return_value_on_smp return -#else -# define return_value_on_smp -#endif - static inline int reacquire_kernel_lock(struct task_struct *task) { if (unlikely(task->lock_depth >= 0)) - return_value_on_smp __reacquire_kernel_lock(); + return __reacquire_kernel_lock(); return 0; } diff --git a/include/linux/snmp.h b/include/linux/snmp.h index 89f0c2b5f405..5df62ef1280c 100644 --- a/include/linux/snmp.h +++ b/include/linux/snmp.h @@ -217,4 +217,36 @@ enum __LINUX_MIB_MAX }; +/* linux Xfrm mib definitions */ +enum +{ + LINUX_MIB_XFRMNUM = 0, + LINUX_MIB_XFRMINERROR, /* XfrmInError */ + LINUX_MIB_XFRMINBUFFERERROR, /* XfrmInBufferError */ + LINUX_MIB_XFRMINHDRERROR, /* XfrmInHdrError */ + LINUX_MIB_XFRMINNOSTATES, /* XfrmInNoStates */ + LINUX_MIB_XFRMINSTATEPROTOERROR, /* XfrmInStateProtoError */ + LINUX_MIB_XFRMINSTATEMODEERROR, /* XfrmInStateModeError */ + LINUX_MIB_XFRMINSTATESEQERROR, /* XfrmInStateSeqError */ + LINUX_MIB_XFRMINSTATEEXPIRED, /* XfrmInStateExpired */ + LINUX_MIB_XFRMINSTATEMISMATCH, /* XfrmInStateMismatch */ + LINUX_MIB_XFRMINSTATEINVALID, /* XfrmInStateInvalid */ + LINUX_MIB_XFRMINTMPLMISMATCH, /* XfrmInTmplMismatch */ + LINUX_MIB_XFRMINNOPOLS, /* XfrmInNoPols */ + LINUX_MIB_XFRMINPOLBLOCK, /* XfrmInPolBlock */ + LINUX_MIB_XFRMINPOLERROR, /* XfrmInPolError */ + LINUX_MIB_XFRMOUTERROR, /* XfrmOutError */ + LINUX_MIB_XFRMOUTBUNDLEGENERROR, /* XfrmOutBundleGenError */ + LINUX_MIB_XFRMOUTBUNDLECHECKERROR, /* XfrmOutBundleCheckError */ + LINUX_MIB_XFRMOUTNOSTATES, /* XfrmOutNoStates */ + LINUX_MIB_XFRMOUTSTATEPROTOERROR, /* XfrmOutStateProtoError */ + LINUX_MIB_XFRMOUTSTATEMODEERROR, /* XfrmOutStateModeError */ + LINUX_MIB_XFRMOUTSTATESEQERROR, /* XfrmOutStateSeqError */ + LINUX_MIB_XFRMOUTSTATEEXPIRED, /* XfrmOutStateExpired */ + LINUX_MIB_XFRMOUTPOLBLOCK, /* XfrmOutPolBlock */ + LINUX_MIB_XFRMOUTPOLDEAD, /* XfrmOutPolDead */ + LINUX_MIB_XFRMOUTPOLERROR, /* XfrmOutPolError */ + __LINUX_MIB_XFRMMAX +}; + #endif /* _LINUX_SNMP_H */ diff --git a/include/linux/socket.h b/include/linux/socket.h index c22ef1c1afb8..bd2b30a74e76 100644 --- a/include/linux/socket.h +++ b/include/linux/socket.h @@ -24,7 +24,6 @@ struct __kernel_sockaddr_storage { #include <linux/types.h> /* pid_t */ #include <linux/compiler.h> /* __user */ -extern int sysctl_somaxconn; #ifdef CONFIG_PROC_FS struct seq_file; extern void socket_seq_show(struct seq_file *seq); @@ -185,6 +184,7 @@ struct ucred { #define AF_PPPOX 24 /* PPPoX sockets */ #define AF_WANPIPE 25 /* Wanpipe API Sockets */ #define AF_LLC 26 /* Linux LLC */ +#define AF_CAN 29 /* Controller Area Network */ #define AF_TIPC 30 /* TIPC sockets */ #define AF_BLUETOOTH 31 /* Bluetooth sockets */ #define AF_IUCV 32 /* IUCV sockets */ @@ -220,6 +220,7 @@ struct ucred { #define PF_PPPOX AF_PPPOX #define PF_WANPIPE AF_WANPIPE #define PF_LLC AF_LLC +#define PF_CAN AF_CAN #define PF_TIPC AF_TIPC #define PF_BLUETOOTH AF_BLUETOOTH #define PF_IUCV AF_IUCV diff --git a/include/linux/spi/mcp23s08.h b/include/linux/spi/mcp23s08.h new file mode 100644 index 000000000000..835ddf47d45c --- /dev/null +++ b/include/linux/spi/mcp23s08.h @@ -0,0 +1,24 @@ + +/* FIXME driver should be able to handle all four slaves that + * can be hooked up to each chipselect, as well as IRQs... + */ + +struct mcp23s08_platform_data { + /* four slaves can share one SPI chipselect */ + u8 slave; + + /* number assigned to the first GPIO */ + unsigned base; + + /* pins with pullups */ + u8 pullups; + + void *context; /* param to setup/teardown */ + + int (*setup)(struct spi_device *spi, + int gpio, unsigned ngpio, + void *context); + int (*teardown)(struct spi_device *spi, + int gpio, unsigned ngpio, + void *context); +}; diff --git a/include/linux/spinlock.h b/include/linux/spinlock.h index c376f3b36c89..124449733c55 100644 --- a/include/linux/spinlock.h +++ b/include/linux/spinlock.h @@ -120,6 +120,12 @@ do { \ #define spin_is_locked(lock) __raw_spin_is_locked(&(lock)->raw_lock) +#ifdef CONFIG_GENERIC_LOCKBREAK +#define spin_is_contended(lock) ((lock)->break_lock) +#else +#define spin_is_contended(lock) __raw_spin_is_contended(&(lock)->raw_lock) +#endif + /** * spin_unlock_wait - wait until the spinlock gets unlocked * @lock: the spinlock in question. diff --git a/include/linux/spinlock_api_up.h b/include/linux/spinlock_api_up.h index 67faa044c5f5..04e1d3164576 100644 --- a/include/linux/spinlock_api_up.h +++ b/include/linux/spinlock_api_up.h @@ -21,7 +21,7 @@ /* * In the UP-nondebug case there's no real locking going on, so the * only thing we have to do is to keep the preempt counts and irq - * flags straight, to supress compiler warnings of unused lock + * flags straight, to suppress compiler warnings of unused lock * variables, and to add the proper checker annotations: */ #define __LOCK(lock) \ diff --git a/include/linux/spinlock_types.h b/include/linux/spinlock_types.h index f6a3a951b79e..68d88f71f1a2 100644 --- a/include/linux/spinlock_types.h +++ b/include/linux/spinlock_types.h @@ -19,7 +19,7 @@ typedef struct { raw_spinlock_t raw_lock; -#if defined(CONFIG_PREEMPT) && defined(CONFIG_SMP) +#ifdef CONFIG_GENERIC_LOCKBREAK unsigned int break_lock; #endif #ifdef CONFIG_DEBUG_SPINLOCK @@ -35,7 +35,7 @@ typedef struct { typedef struct { raw_rwlock_t raw_lock; -#if defined(CONFIG_PREEMPT) && defined(CONFIG_SMP) +#ifdef CONFIG_GENERIC_LOCKBREAK unsigned int break_lock; #endif #ifdef CONFIG_DEBUG_SPINLOCK diff --git a/include/linux/spinlock_up.h b/include/linux/spinlock_up.h index ea54c4c9a4ec..938234c4a996 100644 --- a/include/linux/spinlock_up.h +++ b/include/linux/spinlock_up.h @@ -64,6 +64,8 @@ static inline void __raw_spin_unlock(raw_spinlock_t *lock) # define __raw_spin_trylock(lock) ({ (void)(lock); 1; }) #endif /* DEBUG_SPINLOCK */ +#define __raw_spin_is_contended(lock) (((void)(lock), 0)) + #define __raw_read_can_lock(lock) (((void)(lock), 1)) #define __raw_write_can_lock(lock) (((void)(lock), 1)) diff --git a/include/linux/splice.h b/include/linux/splice.h index 33e447f98a54..528dcb93c2f2 100644 --- a/include/linux/splice.h +++ b/include/linux/splice.h @@ -53,6 +53,7 @@ struct splice_pipe_desc { int nr_pages; /* number of pages in map */ unsigned int flags; /* splice flags */ const struct pipe_buf_operations *ops;/* ops associated with output pipe */ + void (*spd_release)(struct splice_pipe_desc *, unsigned int); }; typedef int (splice_actor)(struct pipe_inode_info *, struct pipe_buffer *, diff --git a/include/linux/ssb/ssb.h b/include/linux/ssb/ssb.h index 2b5c312c4960..9d5da8b2ccf9 100644 --- a/include/linux/ssb/ssb.h +++ b/include/linux/ssb/ssb.h @@ -15,22 +15,19 @@ struct pcmcia_device; struct ssb_bus; struct ssb_driver; - -struct ssb_sprom_r1 { - u16 pci_spid; /* Subsystem Product ID for PCI */ - u16 pci_svid; /* Subsystem Vendor ID for PCI */ - u16 pci_pid; /* Product ID for PCI */ +struct ssb_sprom { + u8 revision; u8 il0mac[6]; /* MAC address for 802.11b/g */ u8 et0mac[6]; /* MAC address for Ethernet */ u8 et1mac[6]; /* MAC address for 802.11a */ - u8 et0phyaddr:5; /* MII address for enet0 */ - u8 et1phyaddr:5; /* MII address for enet1 */ - u8 et0mdcport:1; /* MDIO for enet0 */ - u8 et1mdcport:1; /* MDIO for enet1 */ - u8 board_rev; /* Board revision */ - u8 country_code:4; /* Country Code */ - u8 antenna_a:2; /* Antenna 0/1 available for A-PHY */ - u8 antenna_bg:2; /* Antenna 0/1 available for B-PHY and G-PHY */ + u8 et0phyaddr; /* MII address for enet0 */ + u8 et1phyaddr; /* MII address for enet1 */ + u8 et0mdcport; /* MDIO for enet0 */ + u8 et1mdcport; /* MDIO for enet1 */ + u8 board_rev; /* Board revision number from SPROM. */ + u8 country_code; /* Country Code */ + u8 ant_available_a; /* A-PHY antenna available bits (up to 4) */ + u8 ant_available_bg; /* B/G-PHY antenna available bits (up to 4) */ u16 pa0b0; u16 pa0b1; u16 pa0b2; @@ -41,61 +38,26 @@ struct ssb_sprom_r1 { u8 gpio1; /* GPIO pin 1 */ u8 gpio2; /* GPIO pin 2 */ u8 gpio3; /* GPIO pin 3 */ - u16 maxpwr_a; /* A-PHY Power Amplifier Max Power (in dBm Q5.2) */ - u16 maxpwr_bg; /* B/G-PHY Power Amplifier Max Power (in dBm Q5.2) */ + u16 maxpwr_a; /* A-PHY Amplifier Max Power (in dBm Q5.2) */ + u16 maxpwr_bg; /* B/G-PHY Amplifier Max Power (in dBm Q5.2) */ u8 itssi_a; /* Idle TSSI Target for A-PHY */ u8 itssi_bg; /* Idle TSSI Target for B/G-PHY */ u16 boardflags_lo; /* Boardflags (low 16 bits) */ - u8 antenna_gain_a; /* A-PHY Antenna gain (in dBm Q5.2) */ - u8 antenna_gain_bg; /* B/G-PHY Antenna gain (in dBm Q5.2) */ - u8 oem[8]; /* OEM string (rev 1 only) */ -}; - -struct ssb_sprom_r2 { u16 boardflags_hi; /* Boardflags (high 16 bits) */ - u8 maxpwr_a_lo; /* A-PHY Max Power Low */ - u8 maxpwr_a_hi; /* A-PHY Max Power High */ - u16 pa1lob0; /* A-PHY PA Low Settings */ - u16 pa1lob1; /* A-PHY PA Low Settings */ - u16 pa1lob2; /* A-PHY PA Low Settings */ - u16 pa1hib0; /* A-PHY PA High Settings */ - u16 pa1hib1; /* A-PHY PA High Settings */ - u16 pa1hib2; /* A-PHY PA High Settings */ - u8 ofdm_pwr_off; /* OFDM Power Offset from CCK Level */ - u8 country_str[2]; /* Two char Country Code */ -}; -struct ssb_sprom_r3 { - u32 ofdmapo; /* A-PHY OFDM Mid Power Offset */ - u32 ofdmalpo; /* A-PHY OFDM Low Power Offset */ - u32 ofdmahpo; /* A-PHY OFDM High Power Offset */ - u8 gpioldc_on_cnt; /* GPIO LED Powersave Duty Cycle ON count */ - u8 gpioldc_off_cnt; /* GPIO LED Powersave Duty Cycle OFF count */ - u8 cckpo_1M:4; /* CCK Power Offset for Rate 1M */ - u8 cckpo_2M:4; /* CCK Power Offset for Rate 2M */ - u8 cckpo_55M:4; /* CCK Power Offset for Rate 5.5M */ - u8 cckpo_11M:4; /* CCK Power Offset for Rate 11M */ - u32 ofdmgpo; /* G-PHY OFDM Power Offset */ -}; - -struct ssb_sprom_r4 { - /* TODO */ -}; - -struct ssb_sprom { - u8 revision; - u8 crc; - /* The valid r# fields are selected by the "revision". - * Revision 3 and lower inherit from lower revisions. - */ - union { + /* Antenna gain values for up to 4 antennas + * on each band. Values in dBm/4 (Q5.2). Negative gain means the + * loss in the connectors is bigger than the gain. */ + struct { + struct { + s8 a0, a1, a2, a3; + } ghz24; /* 2.4GHz band */ struct { - struct ssb_sprom_r1 r1; - struct ssb_sprom_r2 r2; - struct ssb_sprom_r3 r3; - }; - struct ssb_sprom_r4 r4; - }; + s8 a0, a1, a2, a3; + } ghz5; /* 5GHz band */ + } antenna_gain; + + /* TODO - add any parameters needed from rev 2, 3, or 4 SPROMs */ }; /* Information about the PCB the circuitry is soldered on. */ @@ -270,7 +232,8 @@ struct ssb_bus { struct ssb_device *mapped_device; /* Currently mapped PCMCIA segment. (bustype == SSB_BUSTYPE_PCMCIA only) */ u8 mapped_pcmcia_seg; - /* Lock for core and segment switching. */ + /* Lock for core and segment switching. + * On PCMCIA-host busses this is used to protect the whole MMIO access. */ spinlock_t bar_lock; /* The bus this backplane is running on. */ @@ -288,6 +251,7 @@ struct ssb_bus { /* ID information about the Chip. */ u16 chip_id; u16 chip_rev; + u16 sprom_size; /* number of words in sprom */ u8 chip_package; /* List of devices (cores) on the backplane. */ @@ -402,6 +366,22 @@ static inline void ssb_pcihost_unregister(struct pci_driver *driver) { pci_unregister_driver(driver); } + +static inline +void ssb_pcihost_set_power_state(struct ssb_device *sdev, pci_power_t state) +{ + if (sdev->bus->bustype == SSB_BUSTYPE_PCI) + pci_set_power_state(sdev->bus->host_pci, state); +} +#else +static inline void ssb_pcihost_unregister(struct pci_driver *driver) +{ +} + +static inline +void ssb_pcihost_set_power_state(struct ssb_device *sdev, pci_power_t state) +{ +} #endif /* CONFIG_SSB_PCIHOST */ diff --git a/include/linux/ssb/ssb_regs.h b/include/linux/ssb/ssb_regs.h index 47c7c71a5acf..ebad0bac9801 100644 --- a/include/linux/ssb/ssb_regs.h +++ b/include/linux/ssb/ssb_regs.h @@ -147,6 +147,10 @@ #define SSB_IDLOW_SSBREV 0xF0000000 /* Sonics Backplane Revision code */ #define SSB_IDLOW_SSBREV_22 0x00000000 /* <= 2.2 */ #define SSB_IDLOW_SSBREV_23 0x10000000 /* 2.3 */ +#define SSB_IDLOW_SSBREV_24 0x40000000 /* ?? Found in BCM4328 */ +#define SSB_IDLOW_SSBREV_25 0x50000000 /* ?? Not Found yet */ +#define SSB_IDLOW_SSBREV_26 0x60000000 /* ?? Found in some BCM4311/2 */ +#define SSB_IDLOW_SSBREV_27 0x70000000 /* ?? Found in some BCM4311/2 */ #define SSB_IDHIGH 0x0FFC /* SB Identification High */ #define SSB_IDHIGH_RCLO 0x0000000F /* Revision Code (low part) */ #define SSB_IDHIGH_CC 0x00008FF0 /* Core Code */ @@ -162,11 +166,16 @@ */ #define SSB_SPROMSIZE_WORDS 64 #define SSB_SPROMSIZE_BYTES (SSB_SPROMSIZE_WORDS * sizeof(u16)) +#define SSB_SPROMSIZE_WORDS_R123 64 +#define SSB_SPROMSIZE_WORDS_R4 220 +#define SSB_SPROMSIZE_BYTES_R123 (SSB_SPROMSIZE_WORDS_R123 * sizeof(u16)) +#define SSB_SPROMSIZE_BYTES_R4 (SSB_SPROMSIZE_WORDS_R4 * sizeof(u16)) #define SSB_SPROM_BASE 0x1000 #define SSB_SPROM_REVISION 0x107E #define SSB_SPROM_REVISION_REV 0x00FF /* SPROM Revision number */ #define SSB_SPROM_REVISION_CRC 0xFF00 /* SPROM CRC8 value */ #define SSB_SPROM_REVISION_CRC_SHIFT 8 + /* SPROM Revision 1 */ #define SSB_SPROM1_SPID 0x1004 /* Subsystem Product ID for PCI */ #define SSB_SPROM1_SVID 0x1006 /* Subsystem Vendor ID for PCI */ @@ -184,10 +193,10 @@ #define SSB_SPROM1_BINF_BREV 0x00FF /* Board Revision */ #define SSB_SPROM1_BINF_CCODE 0x0F00 /* Country Code */ #define SSB_SPROM1_BINF_CCODE_SHIFT 8 -#define SSB_SPROM1_BINF_ANTA 0x3000 /* Available A-PHY antennas */ -#define SSB_SPROM1_BINF_ANTA_SHIFT 12 -#define SSB_SPROM1_BINF_ANTBG 0xC000 /* Available B-PHY antennas */ -#define SSB_SPROM1_BINF_ANTBG_SHIFT 14 +#define SSB_SPROM1_BINF_ANTBG 0x3000 /* Available B-PHY and G-PHY antennas */ +#define SSB_SPROM1_BINF_ANTBG_SHIFT 12 +#define SSB_SPROM1_BINF_ANTA 0xC000 /* Available A-PHY antennas */ +#define SSB_SPROM1_BINF_ANTA_SHIFT 14 #define SSB_SPROM1_PA0B0 0x105E #define SSB_SPROM1_PA0B1 0x1060 #define SSB_SPROM1_PA0B2 0x1062 @@ -212,10 +221,11 @@ #define SSB_SPROM1_ITSSI_A_SHIFT 8 #define SSB_SPROM1_BFLLO 0x1072 /* Boardflags (low 16 bits) */ #define SSB_SPROM1_AGAIN 0x1074 /* Antenna Gain (in dBm Q5.2) */ -#define SSB_SPROM1_AGAIN_A 0x00FF /* A-PHY */ -#define SSB_SPROM1_AGAIN_BG 0xFF00 /* B-PHY and G-PHY */ -#define SSB_SPROM1_AGAIN_BG_SHIFT 8 -#define SSB_SPROM1_OEM 0x1076 /* 8 bytes OEM string (rev 1 only) */ +#define SSB_SPROM1_AGAIN_BG 0x00FF /* B-PHY and G-PHY */ +#define SSB_SPROM1_AGAIN_BG_SHIFT 0 +#define SSB_SPROM1_AGAIN_A 0xFF00 /* A-PHY */ +#define SSB_SPROM1_AGAIN_A_SHIFT 8 + /* SPROM Revision 2 (inherits from rev 1) */ #define SSB_SPROM2_BFLHI 0x1038 /* Boardflags (high 16 bits) */ #define SSB_SPROM2_MAXP_A 0x103A /* A-PHY Max Power */ @@ -232,7 +242,11 @@ #define SSB_SPROM2_OPO_VALUE 0x00FF #define SSB_SPROM2_OPO_UNUSED 0xFF00 #define SSB_SPROM2_CCODE 0x107C /* Two char Country Code */ -/* SPROM Revision 3 (inherits from rev 2) */ + +/* SPROM Revision 3 (inherits most data from rev 2) */ +#define SSB_SPROM3_IL0MAC 0x104A /* 6 bytes MAC address for 802.11b/g */ +#define SSB_SPROM3_ET0MAC 0x1050 /* 6 bytes MAC address for Ethernet ?? */ +#define SSB_SPROM3_ET1MAC 0x1050 /* 6 bytes MAC address for 802.11a ?? */ #define SSB_SPROM3_OFDMAPO 0x102C /* A-PHY OFDM Mid Power Offset (4 bytes, BigEndian) */ #define SSB_SPROM3_OFDMALPO 0x1030 /* A-PHY OFDM Low Power Offset (4 bytes, BigEndian) */ #define SSB_SPROM3_OFDMAHPO 0x1034 /* A-PHY OFDM High Power Offset (4 bytes, BigEndian) */ @@ -251,6 +265,57 @@ #define SSB_SPROM3_CCKPO_11M_SHIFT 12 #define SSB_SPROM3_OFDMGPO 0x107A /* G-PHY OFDM Power Offset (4 bytes, BigEndian) */ +/* SPROM Revision 4 */ +#define SSB_SPROM4_IL0MAC 0x104C /* 6 byte MAC address for a/b/g/n */ +#define SSB_SPROM4_ET0MAC 0x1018 /* 6 bytes MAC address for Ethernet ?? */ +#define SSB_SPROM4_ET1MAC 0x1018 /* 6 bytes MAC address for 802.11a ?? */ +#define SSB_SPROM4_ETHPHY 0x105A /* Ethernet PHY settings ?? */ +#define SSB_SPROM4_ETHPHY_ET0A 0x001F /* MII Address for enet0 */ +#define SSB_SPROM4_ETHPHY_ET1A 0x03E0 /* MII Address for enet1 */ +#define SSB_SPROM4_ETHPHY_ET1A_SHIFT 5 +#define SSB_SPROM4_ETHPHY_ET0M (1<<14) /* MDIO for enet0 */ +#define SSB_SPROM4_ETHPHY_ET1M (1<<15) /* MDIO for enet1 */ +#define SSB_SPROM4_CCODE 0x1052 /* Country Code (2 bytes) */ +#define SSB_SPROM4_ANTAVAIL 0x105D /* Antenna available bitfields */ +#define SSB_SPROM4_ANTAVAIL_A 0x00FF /* A-PHY bitfield */ +#define SSB_SPROM4_ANTAVAIL_A_SHIFT 0 +#define SSB_SPROM4_ANTAVAIL_BG 0xFF00 /* B-PHY and G-PHY bitfield */ +#define SSB_SPROM4_ANTAVAIL_BG_SHIFT 8 +#define SSB_SPROM4_BFLLO 0x1044 /* Boardflags (low 16 bits) */ +#define SSB_SPROM4_AGAIN01 0x105E /* Antenna Gain (in dBm Q5.2) */ +#define SSB_SPROM4_AGAIN0 0x00FF /* Antenna 0 */ +#define SSB_SPROM4_AGAIN0_SHIFT 0 +#define SSB_SPROM4_AGAIN1 0xFF00 /* Antenna 1 */ +#define SSB_SPROM4_AGAIN1_SHIFT 8 +#define SSB_SPROM4_AGAIN23 0x1060 +#define SSB_SPROM4_AGAIN2 0x00FF /* Antenna 2 */ +#define SSB_SPROM4_AGAIN2_SHIFT 0 +#define SSB_SPROM4_AGAIN3 0xFF00 /* Antenna 3 */ +#define SSB_SPROM4_AGAIN3_SHIFT 8 +#define SSB_SPROM4_BFLHI 0x1046 /* Board Flags Hi */ +#define SSB_SPROM4_MAXP_BG 0x1080 /* Max Power BG in path 1 */ +#define SSB_SPROM4_MAXP_BG_MASK 0x00FF /* Mask for Max Power BG */ +#define SSB_SPROM4_ITSSI_BG 0xFF00 /* Mask for path 1 itssi_bg */ +#define SSB_SPROM4_ITSSI_BG_SHIFT 8 +#define SSB_SPROM4_MAXP_A 0x108A /* Max Power A in path 1 */ +#define SSB_SPROM4_MAXP_A_MASK 0x00FF /* Mask for Max Power A */ +#define SSB_SPROM4_ITSSI_A 0xFF00 /* Mask for path 1 itssi_a */ +#define SSB_SPROM4_ITSSI_A_SHIFT 8 +#define SSB_SPROM4_GPIOA 0x1056 /* Gen. Purpose IO # 0 and 1 */ +#define SSB_SPROM4_GPIOA_P0 0x00FF /* Pin 0 */ +#define SSB_SPROM4_GPIOA_P1 0xFF00 /* Pin 1 */ +#define SSB_SPROM4_GPIOA_P1_SHIFT 8 +#define SSB_SPROM4_GPIOB 0x1058 /* Gen. Purpose IO # 2 and 3 */ +#define SSB_SPROM4_GPIOB_P2 0x00FF /* Pin 2 */ +#define SSB_SPROM4_GPIOB_P3 0xFF00 /* Pin 3 */ +#define SSB_SPROM4_GPIOB_P3_SHIFT 8 +#define SSB_SPROM4_PA0B0 0x1082 /* The paXbY locations are */ +#define SSB_SPROM4_PA0B1 0x1084 /* only guesses */ +#define SSB_SPROM4_PA0B2 0x1086 +#define SSB_SPROM4_PA1B0 0x108E +#define SSB_SPROM4_PA1B1 0x1090 +#define SSB_SPROM4_PA1B2 0x1092 + /* Values for SSB_SPROM1_BINF_CCODE */ enum { SSB_SPROM1CCODE_WORLD = 0, diff --git a/include/linux/stacktrace.h b/include/linux/stacktrace.h index e7fa657d0c49..5da9794b2d78 100644 --- a/include/linux/stacktrace.h +++ b/include/linux/stacktrace.h @@ -9,10 +9,13 @@ struct stack_trace { }; extern void save_stack_trace(struct stack_trace *trace); +extern void save_stack_trace_tsk(struct task_struct *tsk, + struct stack_trace *trace); extern void print_stack_trace(struct stack_trace *trace, int spaces); #else # define save_stack_trace(trace) do { } while (0) +# define save_stack_trace_tsk(tsk, trace) do { } while (0) # define print_stack_trace(trace, spaces) do { } while (0) #endif diff --git a/include/linux/sunrpc/cache.h b/include/linux/sunrpc/cache.h index bd7a6b0a87af..03547d6abee5 100644 --- a/include/linux/sunrpc/cache.h +++ b/include/linux/sunrpc/cache.h @@ -169,8 +169,8 @@ extern int cache_check(struct cache_detail *detail, extern void cache_flush(void); extern void cache_purge(struct cache_detail *detail); #define NEVER (0x7FFFFFFF) -extern void cache_register(struct cache_detail *cd); -extern int cache_unregister(struct cache_detail *cd); +extern int cache_register(struct cache_detail *cd); +extern void cache_unregister(struct cache_detail *cd); extern void qword_add(char **bpp, int *lp, char *str); extern void qword_addhex(char **bpp, int *lp, char *buf, int blen); diff --git a/include/linux/sunrpc/clnt.h b/include/linux/sunrpc/clnt.h index d9d5c5ad826c..129a86e25d29 100644 --- a/include/linux/sunrpc/clnt.h +++ b/include/linux/sunrpc/clnt.h @@ -41,11 +41,11 @@ struct rpc_clnt { struct rpc_iostats * cl_metrics; /* per-client statistics */ unsigned int cl_softrtry : 1,/* soft timeouts */ - cl_intr : 1,/* interruptible */ cl_discrtry : 1,/* disconnect before retry */ cl_autobind : 1;/* use getport() */ struct rpc_rtt * cl_rtt; /* RTO estimator data */ + const struct rpc_timeout *cl_timeout; /* Timeout strategy */ int cl_nodelen; /* nodename length */ char cl_nodename[UNX_MAXNODENAME]; @@ -54,6 +54,7 @@ struct rpc_clnt { struct dentry * cl_dentry; /* inode */ struct rpc_clnt * cl_parent; /* Points to parent of clones */ struct rpc_rtt cl_rtt_default; + struct rpc_timeout cl_timeout_default; struct rpc_program * cl_program; char cl_inline_name[32]; }; @@ -99,7 +100,7 @@ struct rpc_create_args { struct sockaddr *address; size_t addrsize; struct sockaddr *saddress; - struct rpc_timeout *timeout; + const struct rpc_timeout *timeout; char *servername; struct rpc_program *program; u32 version; @@ -109,7 +110,6 @@ struct rpc_create_args { /* Values for "flags" field */ #define RPC_CLNT_CREATE_HARDRTRY (1UL << 0) -#define RPC_CLNT_CREATE_INTR (1UL << 1) #define RPC_CLNT_CREATE_AUTOBIND (1UL << 2) #define RPC_CLNT_CREATE_NONPRIVPORT (1UL << 3) #define RPC_CLNT_CREATE_NOPING (1UL << 4) @@ -123,11 +123,10 @@ void rpc_shutdown_client(struct rpc_clnt *); void rpc_release_client(struct rpc_clnt *); int rpcb_register(u32, u32, int, unsigned short, int *); -int rpcb_getport_sync(struct sockaddr_in *, __u32, __u32, int); +int rpcb_getport_sync(struct sockaddr_in *, u32, u32, int); void rpcb_getport_async(struct rpc_task *); -void rpc_call_setup(struct rpc_task *, struct rpc_message *, int); - +void rpc_call_start(struct rpc_task *); int rpc_call_async(struct rpc_clnt *clnt, struct rpc_message *msg, int flags, const struct rpc_call_ops *tk_ops, void *calldata); @@ -136,13 +135,11 @@ int rpc_call_sync(struct rpc_clnt *clnt, struct rpc_message *msg, struct rpc_task *rpc_call_null(struct rpc_clnt *clnt, struct rpc_cred *cred, int flags); void rpc_restart_call(struct rpc_task *); -void rpc_clnt_sigmask(struct rpc_clnt *clnt, sigset_t *oldset); -void rpc_clnt_sigunmask(struct rpc_clnt *clnt, sigset_t *oldset); void rpc_setbufsize(struct rpc_clnt *, unsigned int, unsigned int); size_t rpc_max_payload(struct rpc_clnt *); void rpc_force_rebind(struct rpc_clnt *); size_t rpc_peeraddr(struct rpc_clnt *, struct sockaddr *, size_t); -char * rpc_peeraddr2str(struct rpc_clnt *, enum rpc_display_format_t); +const char *rpc_peeraddr2str(struct rpc_clnt *, enum rpc_display_format_t); #endif /* __KERNEL__ */ #endif /* _LINUX_SUNRPC_CLNT_H */ diff --git a/include/linux/sunrpc/debug.h b/include/linux/sunrpc/debug.h index 3912cf16361e..10709cbe96fd 100644 --- a/include/linux/sunrpc/debug.h +++ b/include/linux/sunrpc/debug.h @@ -20,7 +20,7 @@ #define RPCDBG_BIND 0x0020 #define RPCDBG_SCHED 0x0040 #define RPCDBG_TRANS 0x0080 -#define RPCDBG_SVCSOCK 0x0100 +#define RPCDBG_SVCXPRT 0x0100 #define RPCDBG_SVCDSP 0x0200 #define RPCDBG_MISC 0x0400 #define RPCDBG_CACHE 0x0800 diff --git a/include/linux/sunrpc/msg_prot.h b/include/linux/sunrpc/msg_prot.h index c4beb5775111..70df4f1d8847 100644 --- a/include/linux/sunrpc/msg_prot.h +++ b/include/linux/sunrpc/msg_prot.h @@ -152,5 +152,44 @@ typedef __be32 rpc_fraghdr; */ #define RPCBIND_MAXNETIDLEN (4u) +/* + * Universal addresses are introduced in RFC 1833 and further spelled + * out in RFC 3530. RPCBIND_MAXUADDRLEN defines a maximum byte length + * of a universal address for use in allocating buffers and character + * arrays. + * + * Quoting RFC 3530, section 2.2: + * + * For TCP over IPv4 and for UDP over IPv4, the format of r_addr is the + * US-ASCII string: + * + * h1.h2.h3.h4.p1.p2 + * + * The prefix, "h1.h2.h3.h4", is the standard textual form for + * representing an IPv4 address, which is always four octets long. + * Assuming big-endian ordering, h1, h2, h3, and h4, are respectively, + * the first through fourth octets each converted to ASCII-decimal. + * Assuming big-endian ordering, p1 and p2 are, respectively, the first + * and second octets each converted to ASCII-decimal. For example, if a + * host, in big-endian order, has an address of 0x0A010307 and there is + * a service listening on, in big endian order, port 0x020F (decimal + * 527), then the complete universal address is "10.1.3.7.2.15". + * + * ... + * + * For TCP over IPv6 and for UDP over IPv6, the format of r_addr is the + * US-ASCII string: + * + * x1:x2:x3:x4:x5:x6:x7:x8.p1.p2 + * + * The suffix "p1.p2" is the service port, and is computed the same way + * as with universal addresses for TCP and UDP over IPv4. The prefix, + * "x1:x2:x3:x4:x5:x6:x7:x8", is the standard textual form for + * representing an IPv6 address as defined in Section 2.2 of [RFC2373]. + * Additionally, the two alternative forms specified in Section 2.2 of + * [RFC2373] are also acceptable. + */ +#define RPCBIND_MAXUADDRLEN (56u) + #endif /* __KERNEL__ */ #endif /* _LINUX_SUNRPC_MSGPROT_H_ */ diff --git a/include/linux/sunrpc/sched.h b/include/linux/sunrpc/sched.h index 8ea077db0099..f689f02e6793 100644 --- a/include/linux/sunrpc/sched.h +++ b/include/linux/sunrpc/sched.h @@ -56,8 +56,6 @@ struct rpc_task { __u8 tk_garb_retry; __u8 tk_cred_retry; - unsigned long tk_cookie; /* Cookie for batching tasks */ - /* * timeout_fn to be executed by timer bottom half * callback to be executed after waking up @@ -78,7 +76,6 @@ struct rpc_task { struct timer_list tk_timer; /* kernel timer */ unsigned long tk_timeout; /* timeout for rpc_sleep() */ unsigned short tk_flags; /* misc flags */ - unsigned char tk_priority : 2;/* Task priority */ unsigned long tk_runstate; /* Task run status */ struct workqueue_struct *tk_workqueue; /* Normally rpciod, but could * be any workqueue @@ -94,6 +91,9 @@ struct rpc_task { unsigned long tk_start; /* RPC task init timestamp */ long tk_rtt; /* round-trip time (jiffies) */ + pid_t tk_owner; /* Process id for batching tasks */ + unsigned char tk_priority : 2;/* Task priority */ + #ifdef RPC_DEBUG unsigned short tk_pid; /* debugging aid */ #endif @@ -117,6 +117,15 @@ struct rpc_call_ops { void (*rpc_release)(void *); }; +struct rpc_task_setup { + struct rpc_task *task; + struct rpc_clnt *rpc_client; + const struct rpc_message *rpc_message; + const struct rpc_call_ops *callback_ops; + void *callback_data; + unsigned short flags; + signed char priority; +}; /* * RPC task flags @@ -128,7 +137,6 @@ struct rpc_call_ops { #define RPC_TASK_DYNAMIC 0x0080 /* task was kmalloc'ed */ #define RPC_TASK_KILLED 0x0100 /* task was killed */ #define RPC_TASK_SOFT 0x0200 /* Use soft timeouts */ -#define RPC_TASK_NOINTR 0x0400 /* uninterruptible task */ #define RPC_IS_ASYNC(t) ((t)->tk_flags & RPC_TASK_ASYNC) #define RPC_IS_SWAPPER(t) ((t)->tk_flags & RPC_TASK_SWAPPER) @@ -136,7 +144,6 @@ struct rpc_call_ops { #define RPC_ASSASSINATED(t) ((t)->tk_flags & RPC_TASK_KILLED) #define RPC_DO_CALLBACK(t) ((t)->tk_callback != NULL) #define RPC_IS_SOFT(t) ((t)->tk_flags & RPC_TASK_SOFT) -#define RPC_TASK_UNINTERRUPTIBLE(t) ((t)->tk_flags & RPC_TASK_NOINTR) #define RPC_TASK_RUNNING 0 #define RPC_TASK_QUEUED 1 @@ -180,10 +187,10 @@ struct rpc_call_ops { * Note: if you change these, you must also change * the task initialization definitions below. */ -#define RPC_PRIORITY_LOW 0 -#define RPC_PRIORITY_NORMAL 1 -#define RPC_PRIORITY_HIGH 2 -#define RPC_NR_PRIORITY (RPC_PRIORITY_HIGH+1) +#define RPC_PRIORITY_LOW (-1) +#define RPC_PRIORITY_NORMAL (0) +#define RPC_PRIORITY_HIGH (1) +#define RPC_NR_PRIORITY (1 + RPC_PRIORITY_HIGH - RPC_PRIORITY_LOW) /* * RPC synchronization objects @@ -191,7 +198,7 @@ struct rpc_call_ops { struct rpc_wait_queue { spinlock_t lock; struct list_head tasks[RPC_NR_PRIORITY]; /* task queue for each priority level */ - unsigned long cookie; /* cookie of last task serviced */ + pid_t owner; /* process id of last task serviced */ unsigned char maxpriority; /* maximum priority (0 if queue is not a priority queue) */ unsigned char priority; /* current priority */ unsigned char count; /* # task groups remaining serviced so far */ @@ -208,41 +215,13 @@ struct rpc_wait_queue { * performance of NFS operations such as read/write. */ #define RPC_BATCH_COUNT 16 - -#ifndef RPC_DEBUG -# define RPC_WAITQ_INIT(var,qname) { \ - .lock = __SPIN_LOCK_UNLOCKED(var.lock), \ - .tasks = { \ - [0] = LIST_HEAD_INIT(var.tasks[0]), \ - [1] = LIST_HEAD_INIT(var.tasks[1]), \ - [2] = LIST_HEAD_INIT(var.tasks[2]), \ - }, \ - } -#else -# define RPC_WAITQ_INIT(var,qname) { \ - .lock = __SPIN_LOCK_UNLOCKED(var.lock), \ - .tasks = { \ - [0] = LIST_HEAD_INIT(var.tasks[0]), \ - [1] = LIST_HEAD_INIT(var.tasks[1]), \ - [2] = LIST_HEAD_INIT(var.tasks[2]), \ - }, \ - .name = qname, \ - } -#endif -# define RPC_WAITQ(var,qname) struct rpc_wait_queue var = RPC_WAITQ_INIT(var,qname) - #define RPC_IS_PRIORITY(q) ((q)->maxpriority > 0) /* * Function prototypes */ -struct rpc_task *rpc_new_task(struct rpc_clnt *, int flags, - const struct rpc_call_ops *ops, void *data); -struct rpc_task *rpc_run_task(struct rpc_clnt *clnt, int flags, - const struct rpc_call_ops *ops, void *data); -void rpc_init_task(struct rpc_task *task, struct rpc_clnt *clnt, - int flags, const struct rpc_call_ops *ops, - void *data); +struct rpc_task *rpc_new_task(const struct rpc_task_setup *); +struct rpc_task *rpc_run_task(const struct rpc_task_setup *); void rpc_put_task(struct rpc_task *); void rpc_exit_task(struct rpc_task *); void rpc_release_calldata(const struct rpc_call_ops *, void *); diff --git a/include/linux/sunrpc/svc.h b/include/linux/sunrpc/svc.h index 8531a70da73d..64c771056187 100644 --- a/include/linux/sunrpc/svc.h +++ b/include/linux/sunrpc/svc.h @@ -204,7 +204,7 @@ union svc_addr_u { struct svc_rqst { struct list_head rq_list; /* idle list */ struct list_head rq_all; /* all threads list */ - struct svc_sock * rq_sock; /* socket */ + struct svc_xprt * rq_xprt; /* transport ptr */ struct sockaddr_storage rq_addr; /* peer address */ size_t rq_addrlen; @@ -214,9 +214,10 @@ struct svc_rqst { struct auth_ops * rq_authop; /* authentication flavour */ u32 rq_flavor; /* pseudoflavor */ struct svc_cred rq_cred; /* auth info */ - struct sk_buff * rq_skbuff; /* fast recv inet buffer */ + void * rq_xprt_ctxt; /* transport specific context ptr */ struct svc_deferred_req*rq_deferred; /* deferred request we are replaying */ + size_t rq_xprt_hlen; /* xprt header len */ struct xdr_buf rq_arg; struct xdr_buf rq_res; struct page * rq_pages[RPCSVC_MAXPAGES]; @@ -317,11 +318,12 @@ static inline void svc_free_res_pages(struct svc_rqst *rqstp) struct svc_deferred_req { u32 prot; /* protocol (UDP or TCP) */ - struct svc_sock *svsk; + struct svc_xprt *xprt; struct sockaddr_storage addr; /* where reply must go */ size_t addrlen; union svc_addr_u daddr; /* where reply must come from */ struct cache_deferred_req handle; + size_t xprt_hlen; int argslen; __be32 args[0]; }; @@ -382,6 +384,8 @@ struct svc_procedure { */ struct svc_serv * svc_create(struct svc_program *, unsigned int, void (*shutdown)(struct svc_serv*)); +struct svc_rqst *svc_prepare_thread(struct svc_serv *serv, + struct svc_pool *pool); int svc_create_thread(svc_thread_fn, struct svc_serv *); void svc_exit_thread(struct svc_rqst *); struct svc_serv * svc_create_pooled(struct svc_program *, unsigned int, diff --git a/include/linux/sunrpc/svc_rdma.h b/include/linux/sunrpc/svc_rdma.h new file mode 100644 index 000000000000..c11bbcc081f9 --- /dev/null +++ b/include/linux/sunrpc/svc_rdma.h @@ -0,0 +1,262 @@ +/* + * Copyright (c) 2005-2006 Network Appliance, Inc. All rights reserved. + * + * This software is available to you under a choice of one of two + * licenses. You may choose to be licensed under the terms of the GNU + * General Public License (GPL) Version 2, available from the file + * COPYING in the main directory of this source tree, or the BSD-type + * license below: + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * + * 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. + * + * Neither the name of the Network Appliance, Inc. 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 BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "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 COPYRIGHT + * OWNER 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. + * + * Author: Tom Tucker <tom@opengridcomputing.com> + */ + +#ifndef SVC_RDMA_H +#define SVC_RDMA_H +#include <linux/sunrpc/xdr.h> +#include <linux/sunrpc/svcsock.h> +#include <linux/sunrpc/rpc_rdma.h> +#include <rdma/ib_verbs.h> +#include <rdma/rdma_cm.h> +#define SVCRDMA_DEBUG + +/* RPC/RDMA parameters and stats */ +extern unsigned int svcrdma_ord; +extern unsigned int svcrdma_max_requests; +extern unsigned int svcrdma_max_req_size; + +extern atomic_t rdma_stat_recv; +extern atomic_t rdma_stat_read; +extern atomic_t rdma_stat_write; +extern atomic_t rdma_stat_sq_starve; +extern atomic_t rdma_stat_rq_starve; +extern atomic_t rdma_stat_rq_poll; +extern atomic_t rdma_stat_rq_prod; +extern atomic_t rdma_stat_sq_poll; +extern atomic_t rdma_stat_sq_prod; + +#define RPCRDMA_VERSION 1 + +/* + * Contexts are built when an RDMA request is created and are a + * record of the resources that can be recovered when the request + * completes. + */ +struct svc_rdma_op_ctxt { + struct svc_rdma_op_ctxt *next; + struct xdr_buf arg; + struct list_head dto_q; + enum ib_wr_opcode wr_op; + enum ib_wc_status wc_status; + u32 byte_len; + struct svcxprt_rdma *xprt; + unsigned long flags; + enum dma_data_direction direction; + int count; + struct ib_sge sge[RPCSVC_MAXPAGES]; + struct page *pages[RPCSVC_MAXPAGES]; +}; + +#define RDMACTXT_F_READ_DONE 1 +#define RDMACTXT_F_LAST_CTXT 2 + +struct svcxprt_rdma { + struct svc_xprt sc_xprt; /* SVC transport structure */ + struct rdma_cm_id *sc_cm_id; /* RDMA connection id */ + struct list_head sc_accept_q; /* Conn. waiting accept */ + int sc_ord; /* RDMA read limit */ + wait_queue_head_t sc_read_wait; + int sc_max_sge; + + int sc_sq_depth; /* Depth of SQ */ + atomic_t sc_sq_count; /* Number of SQ WR on queue */ + + int sc_max_requests; /* Depth of RQ */ + int sc_max_req_size; /* Size of each RQ WR buf */ + + struct ib_pd *sc_pd; + + struct svc_rdma_op_ctxt *sc_ctxt_head; + int sc_ctxt_cnt; + int sc_ctxt_bump; + int sc_ctxt_max; + spinlock_t sc_ctxt_lock; + struct list_head sc_rq_dto_q; + spinlock_t sc_rq_dto_lock; + struct ib_qp *sc_qp; + struct ib_cq *sc_rq_cq; + struct ib_cq *sc_sq_cq; + struct ib_mr *sc_phys_mr; /* MR for server memory */ + + spinlock_t sc_lock; /* transport lock */ + + wait_queue_head_t sc_send_wait; /* SQ exhaustion waitlist */ + unsigned long sc_flags; + struct list_head sc_dto_q; /* DTO tasklet I/O pending Q */ + struct list_head sc_read_complete_q; + spinlock_t sc_read_complete_lock; +}; +/* sc_flags */ +#define RDMAXPRT_RQ_PENDING 1 +#define RDMAXPRT_SQ_PENDING 2 +#define RDMAXPRT_CONN_PENDING 3 + +#define RPCRDMA_LISTEN_BACKLOG 10 +/* The default ORD value is based on two outstanding full-size writes with a + * page size of 4k, or 32k * 2 ops / 4k = 16 outstanding RDMA_READ. */ +#define RPCRDMA_ORD (64/4) +#define RPCRDMA_SQ_DEPTH_MULT 8 +#define RPCRDMA_MAX_THREADS 16 +#define RPCRDMA_MAX_REQUESTS 16 +#define RPCRDMA_MAX_REQ_SIZE 4096 + +/* svc_rdma_marshal.c */ +extern void svc_rdma_rcl_chunk_counts(struct rpcrdma_read_chunk *, + int *, int *); +extern int svc_rdma_xdr_decode_req(struct rpcrdma_msg **, struct svc_rqst *); +extern int svc_rdma_xdr_decode_deferred_req(struct svc_rqst *); +extern int svc_rdma_xdr_encode_error(struct svcxprt_rdma *, + struct rpcrdma_msg *, + enum rpcrdma_errcode, u32 *); +extern void svc_rdma_xdr_encode_write_list(struct rpcrdma_msg *, int); +extern void svc_rdma_xdr_encode_reply_array(struct rpcrdma_write_array *, int); +extern void svc_rdma_xdr_encode_array_chunk(struct rpcrdma_write_array *, int, + u32, u64, u32); +extern void svc_rdma_xdr_encode_reply_header(struct svcxprt_rdma *, + struct rpcrdma_msg *, + struct rpcrdma_msg *, + enum rpcrdma_proc); +extern int svc_rdma_xdr_get_reply_hdr_len(struct rpcrdma_msg *); + +/* svc_rdma_recvfrom.c */ +extern int svc_rdma_recvfrom(struct svc_rqst *); + +/* svc_rdma_sendto.c */ +extern int svc_rdma_sendto(struct svc_rqst *); + +/* svc_rdma_transport.c */ +extern int svc_rdma_send(struct svcxprt_rdma *, struct ib_send_wr *); +extern int svc_rdma_send_error(struct svcxprt_rdma *, struct rpcrdma_msg *, + enum rpcrdma_errcode); +struct page *svc_rdma_get_page(void); +extern int svc_rdma_post_recv(struct svcxprt_rdma *); +extern int svc_rdma_create_listen(struct svc_serv *, int, struct sockaddr *); +extern struct svc_rdma_op_ctxt *svc_rdma_get_context(struct svcxprt_rdma *); +extern void svc_rdma_put_context(struct svc_rdma_op_ctxt *, int); +extern void svc_sq_reap(struct svcxprt_rdma *); +extern void svc_rq_reap(struct svcxprt_rdma *); +extern struct svc_xprt_class svc_rdma_class; +extern void svc_rdma_prep_reply_hdr(struct svc_rqst *); + +/* svc_rdma.c */ +extern int svc_rdma_init(void); +extern void svc_rdma_cleanup(void); + +/* + * Returns the address of the first read chunk or <nul> if no read chunk is + * present + */ +static inline struct rpcrdma_read_chunk * +svc_rdma_get_read_chunk(struct rpcrdma_msg *rmsgp) +{ + struct rpcrdma_read_chunk *ch = + (struct rpcrdma_read_chunk *)&rmsgp->rm_body.rm_chunks[0]; + + if (ch->rc_discrim == 0) + return NULL; + + return ch; +} + +/* + * Returns the address of the first read write array element or <nul> if no + * write array list is present + */ +static inline struct rpcrdma_write_array * +svc_rdma_get_write_array(struct rpcrdma_msg *rmsgp) +{ + if (rmsgp->rm_body.rm_chunks[0] != 0 + || rmsgp->rm_body.rm_chunks[1] == 0) + return NULL; + + return (struct rpcrdma_write_array *)&rmsgp->rm_body.rm_chunks[1]; +} + +/* + * Returns the address of the first reply array element or <nul> if no + * reply array is present + */ +static inline struct rpcrdma_write_array * +svc_rdma_get_reply_array(struct rpcrdma_msg *rmsgp) +{ + struct rpcrdma_read_chunk *rch; + struct rpcrdma_write_array *wr_ary; + struct rpcrdma_write_array *rp_ary; + + /* XXX: Need to fix when reply list may occur with read-list and/or + * write list */ + if (rmsgp->rm_body.rm_chunks[0] != 0 || + rmsgp->rm_body.rm_chunks[1] != 0) + return NULL; + + rch = svc_rdma_get_read_chunk(rmsgp); + if (rch) { + while (rch->rc_discrim) + rch++; + + /* The reply list follows an empty write array located + * at 'rc_position' here. The reply array is at rc_target. + */ + rp_ary = (struct rpcrdma_write_array *)&rch->rc_target; + + goto found_it; + } + + wr_ary = svc_rdma_get_write_array(rmsgp); + if (wr_ary) { + rp_ary = (struct rpcrdma_write_array *) + &wr_ary-> + wc_array[wr_ary->wc_nchunks].wc_target.rs_length; + + goto found_it; + } + + /* No read list, no write list */ + rp_ary = (struct rpcrdma_write_array *) + &rmsgp->rm_body.rm_chunks[2]; + + found_it: + if (rp_ary->wc_discrim == 0) + return NULL; + + return rp_ary; +} +#endif diff --git a/include/linux/sunrpc/svc_xprt.h b/include/linux/sunrpc/svc_xprt.h new file mode 100644 index 000000000000..6fd7b016517f --- /dev/null +++ b/include/linux/sunrpc/svc_xprt.h @@ -0,0 +1,159 @@ +/* + * linux/include/linux/sunrpc/svc_xprt.h + * + * RPC server transport I/O + */ + +#ifndef SUNRPC_SVC_XPRT_H +#define SUNRPC_SVC_XPRT_H + +#include <linux/sunrpc/svc.h> +#include <linux/module.h> + +struct svc_xprt_ops { + struct svc_xprt *(*xpo_create)(struct svc_serv *, + struct sockaddr *, int, + int); + struct svc_xprt *(*xpo_accept)(struct svc_xprt *); + int (*xpo_has_wspace)(struct svc_xprt *); + int (*xpo_recvfrom)(struct svc_rqst *); + void (*xpo_prep_reply_hdr)(struct svc_rqst *); + int (*xpo_sendto)(struct svc_rqst *); + void (*xpo_release_rqst)(struct svc_rqst *); + void (*xpo_detach)(struct svc_xprt *); + void (*xpo_free)(struct svc_xprt *); +}; + +struct svc_xprt_class { + const char *xcl_name; + struct module *xcl_owner; + struct svc_xprt_ops *xcl_ops; + struct list_head xcl_list; + u32 xcl_max_payload; +}; + +struct svc_xprt { + struct svc_xprt_class *xpt_class; + struct svc_xprt_ops *xpt_ops; + struct kref xpt_ref; + struct list_head xpt_list; + struct list_head xpt_ready; + unsigned long xpt_flags; +#define XPT_BUSY 0 /* enqueued/receiving */ +#define XPT_CONN 1 /* conn pending */ +#define XPT_CLOSE 2 /* dead or dying */ +#define XPT_DATA 3 /* data pending */ +#define XPT_TEMP 4 /* connected transport */ +#define XPT_DEAD 6 /* transport closed */ +#define XPT_CHNGBUF 7 /* need to change snd/rcv buf sizes */ +#define XPT_DEFERRED 8 /* deferred request pending */ +#define XPT_OLD 9 /* used for xprt aging mark+sweep */ +#define XPT_DETACHED 10 /* detached from tempsocks list */ +#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 */ + spinlock_t xpt_lock; /* protects sk_deferred + * and xpt_auth_cache */ + void *xpt_auth_cache;/* auth cache */ + struct list_head xpt_deferred; /* deferred requests that need + * to be revisted */ + struct sockaddr_storage xpt_local; /* local address */ + size_t xpt_locallen; /* length of address */ + struct sockaddr_storage xpt_remote; /* remote peer's address */ + size_t xpt_remotelen; /* length of address */ +}; + +int svc_reg_xprt_class(struct svc_xprt_class *); +void svc_unreg_xprt_class(struct svc_xprt_class *); +void svc_xprt_init(struct svc_xprt_class *, struct svc_xprt *, + struct svc_serv *); +int svc_create_xprt(struct svc_serv *, char *, unsigned short, int); +void svc_xprt_enqueue(struct svc_xprt *xprt); +void svc_xprt_received(struct svc_xprt *); +void svc_xprt_put(struct svc_xprt *xprt); +void svc_xprt_copy_addrs(struct svc_rqst *rqstp, struct svc_xprt *xprt); +void svc_close_xprt(struct svc_xprt *xprt); +void svc_delete_xprt(struct svc_xprt *xprt); +int svc_port_is_privileged(struct sockaddr *sin); +int svc_print_xprts(char *buf, int maxlen); +struct svc_xprt *svc_find_xprt(struct svc_serv *, char *, int, int); +int svc_xprt_names(struct svc_serv *serv, char *buf, int buflen); + +static inline void svc_xprt_get(struct svc_xprt *xprt) +{ + kref_get(&xprt->xpt_ref); +} +static inline void svc_xprt_set_local(struct svc_xprt *xprt, + struct sockaddr *sa, int salen) +{ + memcpy(&xprt->xpt_local, sa, salen); + xprt->xpt_locallen = salen; +} +static inline void svc_xprt_set_remote(struct svc_xprt *xprt, + struct sockaddr *sa, int salen) +{ + memcpy(&xprt->xpt_remote, sa, salen); + xprt->xpt_remotelen = salen; +} +static inline unsigned short svc_addr_port(struct sockaddr *sa) +{ + unsigned short ret = 0; + switch (sa->sa_family) { + case AF_INET: + ret = ntohs(((struct sockaddr_in *)sa)->sin_port); + break; + case AF_INET6: + ret = ntohs(((struct sockaddr_in6 *)sa)->sin6_port); + break; + } + return ret; +} + +static inline size_t svc_addr_len(struct sockaddr *sa) +{ + switch (sa->sa_family) { + case AF_INET: + return sizeof(struct sockaddr_in); + case AF_INET6: + return sizeof(struct sockaddr_in6); + } + return -EAFNOSUPPORT; +} + +static inline unsigned short svc_xprt_local_port(struct svc_xprt *xprt) +{ + return svc_addr_port((struct sockaddr *)&xprt->xpt_local); +} + +static inline unsigned short svc_xprt_remote_port(struct svc_xprt *xprt) +{ + return svc_addr_port((struct sockaddr *)&xprt->xpt_remote); +} + +static inline char *__svc_print_addr(struct sockaddr *addr, + char *buf, size_t len) +{ + switch (addr->sa_family) { + case AF_INET: + snprintf(buf, len, "%u.%u.%u.%u, port=%u", + NIPQUAD(((struct sockaddr_in *) addr)->sin_addr), + ntohs(((struct sockaddr_in *) addr)->sin_port)); + break; + + case AF_INET6: + snprintf(buf, len, "%x:%x:%x:%x:%x:%x:%x:%x, port=%u", + NIP6(((struct sockaddr_in6 *) addr)->sin6_addr), + ntohs(((struct sockaddr_in6 *) addr)->sin6_port)); + break; + + default: + snprintf(buf, len, "unknown address type: %d", addr->sa_family); + break; + } + return buf; +} +#endif /* SUNRPC_SVC_XPRT_H */ diff --git a/include/linux/sunrpc/svcsock.h b/include/linux/sunrpc/svcsock.h index a53e0fa855d2..206f092ad4c7 100644 --- a/include/linux/sunrpc/svcsock.h +++ b/include/linux/sunrpc/svcsock.h @@ -10,42 +10,16 @@ #define SUNRPC_SVCSOCK_H #include <linux/sunrpc/svc.h> +#include <linux/sunrpc/svc_xprt.h> /* * RPC server socket. */ struct svc_sock { - struct list_head sk_ready; /* list of ready sockets */ - struct list_head sk_list; /* list of all sockets */ + struct svc_xprt sk_xprt; struct socket * sk_sock; /* berkeley socket layer */ struct sock * sk_sk; /* INET layer */ - struct svc_pool * sk_pool; /* current pool iff queued */ - struct svc_serv * sk_server; /* service for this socket */ - atomic_t sk_inuse; /* use count */ - unsigned long sk_flags; -#define SK_BUSY 0 /* enqueued/receiving */ -#define SK_CONN 1 /* conn pending */ -#define SK_CLOSE 2 /* dead or dying */ -#define SK_DATA 3 /* data pending */ -#define SK_TEMP 4 /* temp (TCP) socket */ -#define SK_DEAD 6 /* socket closed */ -#define SK_CHNGBUF 7 /* need to change snd/rcv buffer sizes */ -#define SK_DEFERRED 8 /* request on sk_deferred */ -#define SK_OLD 9 /* used for temp socket aging mark+sweep */ -#define SK_DETACHED 10 /* detached from tempsocks list */ - - atomic_t sk_reserved; /* space on outq that is reserved */ - - spinlock_t sk_lock; /* protects sk_deferred and - * sk_info_authunix */ - struct list_head sk_deferred; /* deferred requests that need to - * be revisted */ - struct mutex sk_mutex; /* to serialize sending data */ - - int (*sk_recvfrom)(struct svc_rqst *rqstp); - int (*sk_sendto)(struct svc_rqst *rqstp); - /* We keep the old state_change and data_ready CB's here */ void (*sk_ostate)(struct sock *); void (*sk_odata)(struct sock *, int bytes); @@ -54,21 +28,12 @@ struct svc_sock { /* private TCP part */ int sk_reclen; /* length of record */ int sk_tcplen; /* current read length */ - time_t sk_lastrecv; /* time of last received request */ - - /* cache of various info for TCP sockets */ - void *sk_info_authunix; - - struct sockaddr_storage sk_local; /* local address */ - struct sockaddr_storage sk_remote; /* remote peer's address */ - int sk_remotelen; /* length of address */ }; /* * Function prototypes. */ -int svc_makesock(struct svc_serv *, int, unsigned short, int flags); -void svc_force_close_socket(struct svc_sock *); +void svc_close_all(struct list_head *); int svc_recv(struct svc_rqst *, long); int svc_send(struct svc_rqst *); void svc_drop(struct svc_rqst *); @@ -78,6 +43,8 @@ int svc_addsock(struct svc_serv *serv, int fd, char *name_return, int *proto); +void svc_init_xprt_sock(void); +void svc_cleanup_xprt_sock(void); /* * svc_makesock socket characteristics diff --git a/include/linux/sunrpc/xdr.h b/include/linux/sunrpc/xdr.h index 0751c9464d0f..e4057d729f03 100644 --- a/include/linux/sunrpc/xdr.h +++ b/include/linux/sunrpc/xdr.h @@ -112,7 +112,8 @@ struct xdr_buf { __be32 *xdr_encode_opaque_fixed(__be32 *p, const void *ptr, unsigned int len); __be32 *xdr_encode_opaque(__be32 *p, const void *ptr, unsigned int len); __be32 *xdr_encode_string(__be32 *p, const char *s); -__be32 *xdr_decode_string_inplace(__be32 *p, char **sp, int *lenp, int maxlen); +__be32 *xdr_decode_string_inplace(__be32 *p, char **sp, unsigned int *lenp, + unsigned int maxlen); __be32 *xdr_encode_netobj(__be32 *p, const struct xdr_netobj *); __be32 *xdr_decode_netobj(__be32 *p, struct xdr_netobj *); diff --git a/include/linux/sunrpc/xprt.h b/include/linux/sunrpc/xprt.h index 30b17b3bc1a9..b3ff9a815e6f 100644 --- a/include/linux/sunrpc/xprt.h +++ b/include/linux/sunrpc/xprt.h @@ -120,7 +120,7 @@ struct rpc_xprt { struct kref kref; /* Reference count */ struct rpc_xprt_ops * ops; /* transport methods */ - struct rpc_timeout timeout; /* timeout parms */ + const struct rpc_timeout *timeout; /* timeout parms */ struct sockaddr_storage addr; /* server address */ size_t addrlen; /* size of server address */ int prot; /* IP protocol */ @@ -183,7 +183,7 @@ struct rpc_xprt { bklog_u; /* backlog queue utilization */ } stat; - char * address_strings[RPC_DISPLAY_MAX]; + const char *address_strings[RPC_DISPLAY_MAX]; }; struct xprt_create { @@ -191,7 +191,6 @@ struct xprt_create { struct sockaddr * srcaddr; /* optional local address */ struct sockaddr * dstaddr; /* remote peer address */ size_t addrlen; - struct rpc_timeout * timeout; /* optional timeout parameters */ }; struct xprt_class { @@ -203,11 +202,6 @@ struct xprt_class { }; /* - * Transport operations used by ULPs - */ -void xprt_set_timeout(struct rpc_timeout *to, unsigned int retr, unsigned long incr); - -/* * Generic internal transport functions */ struct rpc_xprt *xprt_create_transport(struct xprt_create *args); @@ -245,7 +239,8 @@ void xprt_adjust_cwnd(struct rpc_task *task, int result); struct rpc_rqst * xprt_lookup_rqst(struct rpc_xprt *xprt, __be32 xid); void xprt_complete_rqst(struct rpc_task *task, int copied); void xprt_release_rqst_cong(struct rpc_task *task); -void xprt_disconnect(struct rpc_xprt *xprt); +void xprt_disconnect_done(struct rpc_xprt *xprt); +void xprt_force_disconnect(struct rpc_xprt *xprt); /* * Reserved bit positions in xprt->state @@ -256,6 +251,7 @@ void xprt_disconnect(struct rpc_xprt *xprt); #define XPRT_CLOSE_WAIT (3) #define XPRT_BOUND (4) #define XPRT_BINDING (5) +#define XPRT_CLOSING (6) static inline void xprt_set_connected(struct rpc_xprt *xprt) { diff --git a/include/linux/suspend.h b/include/linux/suspend.h index 4360e0816956..1d7d4c5797ee 100644 --- a/include/linux/suspend.h +++ b/include/linux/suspend.h @@ -38,18 +38,16 @@ typedef int __bitwise suspend_state_t; * There is the %suspend_valid_only_mem function available that can be * assigned to this if the platform only supports mem sleep. * - * @set_target: Tell the platform which system sleep state is going to be - * entered. - * @set_target() is executed right prior to suspending devices. The - * information conveyed to the platform code by @set_target() should be - * disregarded by the platform as soon as @finish() is executed and if - * @prepare() fails. If @set_target() fails (ie. returns nonzero), + * @begin: Initialise a transition to given system sleep state. + * @begin() is executed right prior to suspending devices. The information + * conveyed to the platform code by @begin() should be disregarded by it as + * soon as @end() is executed. If @begin() fails (ie. returns nonzero), * @prepare(), @enter() and @finish() will not be called by the PM core. * This callback is optional. However, if it is implemented, the argument - * passed to @enter() is meaningless and should be ignored. + * passed to @enter() is redundant and should be ignored. * * @prepare: Prepare the platform for entering the system sleep state indicated - * by @set_target(). + * by @begin(). * @prepare() is called right after devices have been suspended (ie. the * appropriate .suspend() method has been executed for each device) and * before the nonboot CPUs are disabled (it is executed with IRQs enabled). @@ -57,8 +55,8 @@ typedef int __bitwise suspend_state_t; * error code otherwise, in which case the system cannot enter the desired * sleep state (@enter() and @finish() will not be called in that case). * - * @enter: Enter the system sleep state indicated by @set_target() or - * represented by the argument if @set_target() is not implemented. + * @enter: Enter the system sleep state indicated by @begin() or represented by + * the argument if @begin() is not implemented. * This callback is mandatory. It returns 0 on success or a negative * error code otherwise, in which case the system cannot enter the desired * sleep state. @@ -69,13 +67,22 @@ typedef int __bitwise suspend_state_t; * This callback is optional, but should be implemented by the platforms * that implement @prepare(). If implemented, it is always called after * @enter() (even if @enter() fails). + * + * @end: Called by the PM core right after resuming devices, to indicate to + * the platform that the system has returned to the working state or + * the transition to the sleep state has been aborted. + * This callback is optional, but should be implemented by the platforms + * that implement @begin(), but platforms implementing @begin() should + * also provide a @end() which cleans up transitions aborted before + * @enter(). */ struct platform_suspend_ops { int (*valid)(suspend_state_t state); - int (*set_target)(suspend_state_t state); + int (*begin)(suspend_state_t state); int (*prepare)(void); int (*enter)(suspend_state_t state); void (*finish)(void); + void (*end)(void); }; #ifdef CONFIG_SUSPEND @@ -123,20 +130,22 @@ struct pbe { }; /* mm/page_alloc.c */ -extern void drain_local_pages(void); extern void mark_free_pages(struct zone *zone); /** * struct platform_hibernation_ops - hibernation platform support * - * The methods in this structure allow a platform to override the default - * mechanism of shutting down the machine during a hibernation transition. + * The methods in this structure allow a platform to carry out special + * operations required by it during a hibernation transition. * - * All three methods must be assigned. + * All the methods below must be implemented. * - * @start: Tell the platform driver that we're starting hibernation. + * @begin: Tell the platform driver that we're starting hibernation. * Called right after shrinking memory and before freezing devices. * + * @end: Called by the PM core right after resuming devices, to indicate to + * the platform that the system has returned to the working state. + * * @pre_snapshot: Prepare the platform for creating the hibernation image. * Called right after devices have been frozen and before the nonboot * CPUs are disabled (runs with IRQs on). @@ -171,7 +180,8 @@ extern void mark_free_pages(struct zone *zone); * thawing devices (runs with IRQs on). */ struct platform_hibernation_ops { - int (*start)(void); + int (*begin)(void); + void (*end)(void); int (*pre_snapshot)(void); void (*finish)(void); int (*prepare)(void); @@ -211,22 +221,10 @@ static inline int hibernate(void) { return -ENOSYS; } #ifdef CONFIG_PM_SLEEP void save_processor_state(void); void restore_processor_state(void); -struct saved_context; -void __save_processor_state(struct saved_context *ctxt); -void __restore_processor_state(struct saved_context *ctxt); /* kernel/power/main.c */ -extern struct blocking_notifier_head pm_chain_head; - -static inline int register_pm_notifier(struct notifier_block *nb) -{ - return blocking_notifier_chain_register(&pm_chain_head, nb); -} - -static inline int unregister_pm_notifier(struct notifier_block *nb) -{ - return blocking_notifier_chain_unregister(&pm_chain_head, nb); -} +extern int register_pm_notifier(struct notifier_block *nb); +extern int unregister_pm_notifier(struct notifier_block *nb); #define pm_notifier(fn, pri) { \ static struct notifier_block fn##_nb = \ diff --git a/include/linux/suspend_ioctls.h b/include/linux/suspend_ioctls.h new file mode 100644 index 000000000000..2c6faec96bde --- /dev/null +++ b/include/linux/suspend_ioctls.h @@ -0,0 +1,32 @@ +#ifndef _LINUX_SUSPEND_IOCTLS_H +#define _LINUX_SUSPEND_IOCTLS_H + +/* + * This structure is used to pass the values needed for the identification + * of the resume swap area from a user space to the kernel via the + * SNAPSHOT_SET_SWAP_AREA ioctl + */ +struct resume_swap_area { + loff_t offset; + u_int32_t dev; +} __attribute__((packed)); + +#define SNAPSHOT_IOC_MAGIC '3' +#define SNAPSHOT_FREEZE _IO(SNAPSHOT_IOC_MAGIC, 1) +#define SNAPSHOT_UNFREEZE _IO(SNAPSHOT_IOC_MAGIC, 2) +#define SNAPSHOT_ATOMIC_RESTORE _IO(SNAPSHOT_IOC_MAGIC, 4) +#define SNAPSHOT_FREE _IO(SNAPSHOT_IOC_MAGIC, 5) +#define SNAPSHOT_FREE_SWAP_PAGES _IO(SNAPSHOT_IOC_MAGIC, 9) +#define SNAPSHOT_S2RAM _IO(SNAPSHOT_IOC_MAGIC, 11) +#define SNAPSHOT_SET_SWAP_AREA _IOW(SNAPSHOT_IOC_MAGIC, 13, \ + struct resume_swap_area) +#define SNAPSHOT_GET_IMAGE_SIZE _IOR(SNAPSHOT_IOC_MAGIC, 14, loff_t) +#define SNAPSHOT_PLATFORM_SUPPORT _IO(SNAPSHOT_IOC_MAGIC, 15) +#define SNAPSHOT_POWER_OFF _IO(SNAPSHOT_IOC_MAGIC, 16) +#define SNAPSHOT_CREATE_IMAGE _IOW(SNAPSHOT_IOC_MAGIC, 17, int) +#define SNAPSHOT_PREF_IMAGE_SIZE _IO(SNAPSHOT_IOC_MAGIC, 18) +#define SNAPSHOT_AVAIL_SWAP_SIZE _IOR(SNAPSHOT_IOC_MAGIC, 19, loff_t) +#define SNAPSHOT_ALLOC_SWAP_PAGE _IOR(SNAPSHOT_IOC_MAGIC, 20, loff_t) +#define SNAPSHOT_IOC_MAXNR 20 + +#endif /* _LINUX_SUSPEND_IOCTLS_H */ diff --git a/include/linux/swap.h b/include/linux/swap.h index 4f3838adbb30..353153ea0bd5 100644 --- a/include/linux/swap.h +++ b/include/linux/swap.h @@ -158,9 +158,6 @@ struct swap_list_t { /* Swap 50% full? Release swapcache more aggressively.. */ #define vm_swap_full() (nr_swap_pages*2 < total_swap_pages) -/* linux/mm/memory.c */ -extern void swapin_readahead(swp_entry_t, unsigned long, struct vm_area_struct *); - /* linux/mm/page_alloc.c */ extern unsigned long totalram_pages; extern unsigned long totalreserve_pages; @@ -223,16 +220,17 @@ extern struct address_space swapper_space; #define total_swapcache_pages swapper_space.nrpages extern void show_swap_cache_info(void); extern int add_to_swap(struct page *, gfp_t); +extern int add_to_swap_cache(struct page *, swp_entry_t, gfp_t); extern void __delete_from_swap_cache(struct page *); extern void delete_from_swap_cache(struct page *); -extern int move_to_swap_cache(struct page *, swp_entry_t); -extern int move_from_swap_cache(struct page *, unsigned long, - struct address_space *); extern void free_page_and_swap_cache(struct page *); extern void free_pages_and_swap_cache(struct page **, int); -extern struct page * lookup_swap_cache(swp_entry_t); -extern struct page * read_swap_cache_async(swp_entry_t, struct vm_area_struct *vma, - unsigned long addr); +extern struct page *lookup_swap_cache(swp_entry_t); +extern struct page *read_swap_cache_async(swp_entry_t, gfp_t, + struct vm_area_struct *vma, unsigned long addr); +extern struct page *swapin_readahead(swp_entry_t, gfp_t, + struct vm_area_struct *vma, unsigned long addr); + /* linux/mm/swapfile.c */ extern long total_swap_pages; extern unsigned int nr_swapfiles; @@ -306,7 +304,7 @@ static inline void swap_free(swp_entry_t swp) { } -static inline struct page *read_swap_cache_async(swp_entry_t swp, +static inline struct page *swapin_readahead(swp_entry_t swp, gfp_t gfp_mask, struct vm_area_struct *vma, unsigned long addr) { return NULL; @@ -317,22 +315,12 @@ static inline struct page *lookup_swap_cache(swp_entry_t swp) return NULL; } -static inline int valid_swaphandles(swp_entry_t entry, unsigned long *offset) -{ - return 0; -} - #define can_share_swap_page(p) (page_mapcount(p) == 1) -static inline int move_to_swap_cache(struct page *page, swp_entry_t entry) -{ - return 1; -} - -static inline int move_from_swap_cache(struct page *page, unsigned long index, - struct address_space *mapping) +static inline int add_to_swap_cache(struct page *page, swp_entry_t entry, + gfp_t gfp_mask) { - return 1; + return -1; } static inline void __delete_from_swap_cache(struct page *page) diff --git a/include/linux/swapops.h b/include/linux/swapops.h index ceb6cc5ceebb..7bf2d149d209 100644 --- a/include/linux/swapops.h +++ b/include/linux/swapops.h @@ -42,6 +42,12 @@ static inline pgoff_t swp_offset(swp_entry_t entry) return entry.val & SWP_OFFSET_MASK(entry); } +/* check whether a pte points to a swap entry */ +static inline int is_swap_pte(pte_t pte) +{ + return !pte_none(pte) && !pte_present(pte) && !pte_file(pte); +} + /* * Convert the arch-dependent pte representation of a swp_entry_t into an * arch-independent swp_entry_t. diff --git a/include/linux/syscalls.h b/include/linux/syscalls.h index 61def7c8fbb3..4c2577bd1c85 100644 --- a/include/linux/syscalls.h +++ b/include/linux/syscalls.h @@ -607,8 +607,11 @@ asmlinkage long sys_set_robust_list(struct robust_list_head __user *head, size_t len); asmlinkage long sys_getcpu(unsigned __user *cpu, unsigned __user *node, struct getcpu_cache __user *cache); asmlinkage long sys_signalfd(int ufd, sigset_t __user *user_mask, size_t sizemask); -asmlinkage long sys_timerfd(int ufd, int clockid, int flags, - const struct itimerspec __user *utmr); +asmlinkage long sys_timerfd_create(int clockid, int flags); +asmlinkage long sys_timerfd_settime(int ufd, int flags, + const struct itimerspec __user *utmr, + struct itimerspec __user *otmr); +asmlinkage long sys_timerfd_gettime(int ufd, struct itimerspec __user *otmr); asmlinkage long sys_eventfd(unsigned int count); asmlinkage long sys_fallocate(int fd, int mode, loff_t offset, loff_t len); diff --git a/include/linux/sysctl.h b/include/linux/sysctl.h index 4f5047df8a9e..571f01d20a86 100644 --- a/include/linux/sysctl.h +++ b/include/linux/sysctl.h @@ -102,7 +102,6 @@ enum KERN_NODENAME=7, KERN_DOMAINNAME=8, - KERN_CAP_BSET=14, /* int: capability bounding set */ KERN_PANIC=15, /* int: panic timeout */ KERN_REALROOTDEV=16, /* real root device to mount after initrd */ @@ -440,8 +439,8 @@ enum enum { NET_IPV4_ROUTE_FLUSH=1, - NET_IPV4_ROUTE_MIN_DELAY=2, - NET_IPV4_ROUTE_MAX_DELAY=3, + NET_IPV4_ROUTE_MIN_DELAY=2, /* obsolete since 2.6.25 */ + NET_IPV4_ROUTE_MAX_DELAY=3, /* obsolete since 2.6.25 */ NET_IPV4_ROUTE_GC_THRESH=4, NET_IPV4_ROUTE_MAX_SIZE=5, NET_IPV4_ROUTE_GC_MIN_INTERVAL=6, @@ -945,7 +944,10 @@ enum /* For the /proc/sys support */ struct ctl_table; +struct nsproxy; extern struct ctl_table_header *sysctl_head_next(struct ctl_table_header *prev); +extern struct ctl_table_header *__sysctl_head_next(struct nsproxy *namespaces, + struct ctl_table_header *prev); extern void sysctl_head_finish(struct ctl_table_header *prev); extern int sysctl_perm(struct ctl_table *table, int op); @@ -962,8 +964,6 @@ extern int proc_dostring(struct ctl_table *, int, struct file *, void __user *, size_t *, loff_t *); extern int proc_dointvec(struct ctl_table *, int, struct file *, void __user *, size_t *, loff_t *); -extern int proc_dointvec_bset(struct ctl_table *, int, struct file *, - void __user *, size_t *, loff_t *); extern int proc_dointvec_minmax(struct ctl_table *, int, struct file *, void __user *, size_t *, loff_t *); extern int proc_dointvec_jiffies(struct ctl_table *, int, struct file *, @@ -1049,6 +1049,13 @@ struct ctl_table void *extra2; }; +struct ctl_table_root { + struct list_head root_list; + struct list_head header_list; + struct list_head *(*lookup)(struct ctl_table_root *root, + struct nsproxy *namespaces); +}; + /* struct ctl_table_header is used to maintain dynamic lists of struct ctl_table trees. */ struct ctl_table_header @@ -1057,12 +1064,26 @@ struct ctl_table_header struct list_head ctl_entry; int used; struct completion *unregistering; + struct ctl_table *ctl_table_arg; + struct ctl_table_root *root; +}; + +/* struct ctl_path describes where in the hierarchy a table is added */ +struct ctl_path { + const char *procname; + int ctl_name; }; +void register_sysctl_root(struct ctl_table_root *root); +struct ctl_table_header *__register_sysctl_paths( + struct ctl_table_root *root, struct nsproxy *namespaces, + const struct ctl_path *path, struct ctl_table *table); struct ctl_table_header *register_sysctl_table(struct ctl_table * table); +struct ctl_table_header *register_sysctl_paths(const struct ctl_path *path, + struct ctl_table *table); void unregister_sysctl_table(struct ctl_table_header * table); -int sysctl_check_table(struct ctl_table *table); +int sysctl_check_table(struct nsproxy *namespaces, struct ctl_table *table); #else /* __KERNEL__ */ diff --git a/include/linux/sysdev.h b/include/linux/sysdev.h index e285746588d6..f752e73bf977 100644 --- a/include/linux/sysdev.h +++ b/include/linux/sysdev.h @@ -29,6 +29,7 @@ struct sys_device; struct sysdev_class { + const char *name; struct list_head drivers; /* Default operations for these types of devices */ diff --git a/include/linux/sysfs.h b/include/linux/sysfs.h index 149ab62329e2..802710438a9e 100644 --- a/include/linux/sysfs.h +++ b/include/linux/sysfs.h @@ -32,6 +32,8 @@ struct attribute { struct attribute_group { const char *name; + int (*is_visible)(struct kobject *, + struct attribute *, int); struct attribute **attrs; }; diff --git a/include/linux/tc_ematch/tc_em_meta.h b/include/linux/tc_ematch/tc_em_meta.h index e21937cf91d0..c50d2ba5caf0 100644 --- a/include/linux/tc_ematch/tc_em_meta.h +++ b/include/linux/tc_ematch/tc_em_meta.h @@ -81,6 +81,7 @@ enum TCF_META_ID_SK_SNDTIMEO, TCF_META_ID_SK_SENDMSG_OFF, TCF_META_ID_SK_WRITE_PENDING, + TCF_META_ID_VLAN_TAG, __TCF_META_ID_MAX }; #define TCF_META_ID_MAX (__TCF_META_ID_MAX - 1) diff --git a/include/linux/tcp.h b/include/linux/tcp.h index bac17c59b24e..08027f1d7f31 100644 --- a/include/linux/tcp.h +++ b/include/linux/tcp.h @@ -330,10 +330,12 @@ struct tcp_sock { struct tcp_sack_block duplicate_sack[1]; /* D-SACK block */ struct tcp_sack_block selective_acks[4]; /* The SACKS themselves*/ - struct tcp_sack_block_wire recv_sack_cache[4]; + struct tcp_sack_block recv_sack_cache[4]; - u32 highest_sack; /* Start seq of globally highest revd SACK - * (validity guaranteed only if sacked_out > 0) */ + struct sk_buff *highest_sack; /* highest skb with SACK received + * (validity guaranteed only if + * sacked_out > 0) + */ /* from STCP, retrans queue hinting */ struct sk_buff* lost_skb_hint; @@ -341,10 +343,7 @@ struct tcp_sock { struct sk_buff *scoreboard_skb_hint; struct sk_buff *retransmit_skb_hint; struct sk_buff *forward_skb_hint; - struct sk_buff *fastpath_skb_hint; - int fastpath_cnt_hint; /* Lags behind by current skb's pcount - * compared to respective fackets_out */ int lost_cnt_hint; int retransmit_cnt_hint; diff --git a/include/linux/thread_info.h b/include/linux/thread_info.h index 9c4ad755d7e5..421323e5a2d6 100644 --- a/include/linux/thread_info.h +++ b/include/linux/thread_info.h @@ -23,6 +23,7 @@ struct restart_block { u32 *uaddr; u32 val; u32 flags; + u32 bitset; u64 time; } futex; }; @@ -42,27 +43,27 @@ extern long do_no_restart_syscall(struct restart_block *parm); static inline void set_ti_thread_flag(struct thread_info *ti, int flag) { - set_bit(flag,&ti->flags); + set_bit(flag, (unsigned long *)&ti->flags); } static inline void clear_ti_thread_flag(struct thread_info *ti, int flag) { - clear_bit(flag,&ti->flags); + clear_bit(flag, (unsigned long *)&ti->flags); } static inline int test_and_set_ti_thread_flag(struct thread_info *ti, int flag) { - return test_and_set_bit(flag,&ti->flags); + return test_and_set_bit(flag, (unsigned long *)&ti->flags); } static inline int test_and_clear_ti_thread_flag(struct thread_info *ti, int flag) { - return test_and_clear_bit(flag,&ti->flags); + return test_and_clear_bit(flag, (unsigned long *)&ti->flags); } static inline int test_ti_thread_flag(struct thread_info *ti, int flag) { - return test_bit(flag,&ti->flags); + return test_bit(flag, (unsigned long *)&ti->flags); } #define set_thread_flag(flag) \ diff --git a/include/linux/tick.h b/include/linux/tick.h index f4a1395e05ff..a881c652f7e9 100644 --- a/include/linux/tick.h +++ b/include/linux/tick.h @@ -39,6 +39,8 @@ enum tick_nohz_mode { * @idle_calls: Total number of idle calls * @idle_sleeps: Number of idle calls, where the sched tick was stopped * @idle_entrytime: Time when the idle call was entered + * @idle_waketime: Time when the idle was interrupted + * @idle_exittime: Time when the idle state was left * @idle_sleeptime: Sum of the time slept in idle with sched tick stopped * @sleep_length: Duration of the current idle sleep */ @@ -51,8 +53,12 @@ struct tick_sched { unsigned long idle_jiffies; unsigned long idle_calls; unsigned long idle_sleeps; + int idle_active; ktime_t idle_entrytime; + ktime_t idle_waketime; + ktime_t idle_exittime; ktime_t idle_sleeptime; + ktime_t idle_lastupdate; ktime_t sleep_length; unsigned long last_jiffies; unsigned long next_jiffies; @@ -103,6 +109,8 @@ extern void tick_nohz_stop_sched_tick(void); extern void tick_nohz_restart_sched_tick(void); extern void tick_nohz_update_jiffies(void); extern ktime_t tick_nohz_get_sleep_length(void); +extern void tick_nohz_stop_idle(int cpu); +extern u64 get_cpu_idle_time_us(int cpu, u64 *last_update_time); # else static inline void tick_nohz_stop_sched_tick(void) { } static inline void tick_nohz_restart_sched_tick(void) { } @@ -113,6 +121,8 @@ static inline ktime_t tick_nohz_get_sleep_length(void) return len; } +static inline void tick_nohz_stop_idle(int cpu) { } +static inline u64 get_cpu_idle_time_us(int cpu, u64 *unused) { return 0; } # endif /* !NO_HZ */ #endif diff --git a/include/linux/tifm.h b/include/linux/tifm.h index 6b3a31805c72..2096b76d0cee 100644 --- a/include/linux/tifm.h +++ b/include/linux/tifm.h @@ -120,7 +120,7 @@ struct tifm_adapter { struct completion *finish_me; struct work_struct media_switcher; - struct class_device cdev; + struct device dev; void (*eject)(struct tifm_adapter *fm, struct tifm_dev *sock); diff --git a/include/linux/time.h b/include/linux/time.h index b04136d60a2f..ceaab9fff155 100644 --- a/include/linux/time.h +++ b/include/linux/time.h @@ -122,6 +122,7 @@ extern void monotonic_to_bootbased(struct timespec *ts); extern struct timespec timespec_trunc(struct timespec t, unsigned gran); extern int timekeeping_is_continuous(void); extern void update_wall_time(void); +extern void update_xtime_cache(u64 nsec); /** * timespec_to_ns - Convert timespec to nanoseconds diff --git a/include/linux/timer.h b/include/linux/timer.h index 78cf899b4409..de0e71359ede 100644 --- a/include/linux/timer.h +++ b/include/linux/timer.h @@ -5,7 +5,7 @@ #include <linux/ktime.h> #include <linux/stddef.h> -struct tvec_t_base_s; +struct tvec_base; struct timer_list { struct list_head entry; @@ -14,7 +14,7 @@ struct timer_list { void (*function)(unsigned long); unsigned long data; - struct tvec_t_base_s *base; + struct tvec_base *base; #ifdef CONFIG_TIMER_STATS void *start_site; char start_comm[16]; @@ -22,7 +22,7 @@ struct timer_list { #endif }; -extern struct tvec_t_base_s boot_tvec_bases; +extern struct tvec_base boot_tvec_bases; #define TIMER_INITIALIZER(_function, _expires, _data) { \ .function = (_function), \ diff --git a/include/linux/timex.h b/include/linux/timex.h index 24c6a2b59511..8ea3e71ba7fa 100644 --- a/include/linux/timex.h +++ b/include/linux/timex.h @@ -244,6 +244,8 @@ extern int do_adjtimex(struct timex *); /* Don't use! Compatibility define for existing users. */ #define tickadj (500/HZ ? : 1) +int read_current_timer(unsigned long *timer_val); + #endif /* KERNEL */ #endif /* LINUX_TIMEX_H */ diff --git a/include/linux/topology.h b/include/linux/topology.h index 47729f18bfdf..2352f46160d3 100644 --- a/include/linux/topology.h +++ b/include/linux/topology.h @@ -5,7 +5,7 @@ * * Copyright (C) 2002, IBM Corp. * - * All rights reserved. + * All rights reserved. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -103,6 +103,7 @@ .forkexec_idx = 0, \ .flags = SD_LOAD_BALANCE \ | SD_BALANCE_NEWIDLE \ + | SD_BALANCE_FORK \ | SD_BALANCE_EXEC \ | SD_WAKE_AFFINE \ | SD_WAKE_IDLE \ @@ -134,6 +135,7 @@ .forkexec_idx = 1, \ .flags = SD_LOAD_BALANCE \ | SD_BALANCE_NEWIDLE \ + | SD_BALANCE_FORK \ | SD_BALANCE_EXEC \ | SD_WAKE_AFFINE \ | SD_WAKE_IDLE \ @@ -165,6 +167,7 @@ .forkexec_idx = 1, \ .flags = SD_LOAD_BALANCE \ | SD_BALANCE_NEWIDLE \ + | SD_BALANCE_FORK \ | SD_BALANCE_EXEC \ | SD_WAKE_AFFINE \ | BALANCE_FOR_PKG_POWER,\ diff --git a/include/linux/tty.h b/include/linux/tty.h index defd2ab72449..5824a9777ad7 100644 --- a/include/linux/tty.h +++ b/include/linux/tty.h @@ -23,7 +23,7 @@ */ #define NR_UNIX98_PTY_DEFAULT 4096 /* Default maximum for Unix98 ptys */ #define NR_UNIX98_PTY_MAX (1 << MINORBITS) /* Absolute limit */ -#define NR_LDISCS 17 +#define NR_LDISCS 18 /* line disciplines */ #define N_TTY 0 @@ -44,6 +44,7 @@ #define N_SYNC_PPP 14 /* synchronous PPP */ #define N_HCI 15 /* Bluetooth HCI UART */ #define N_GIGASET_M101 16 /* Siemens Gigaset M101 serial DECT adapter */ +#define N_SLCAN 17 /* Serial / USB serial CAN Adaptors */ /* * This character is the same as _POSIX_VDISABLE: it cannot be used as @@ -73,7 +74,6 @@ struct tty_buffer { struct tty_bufhead { struct delayed_work work; - struct semaphore pty_sem; spinlock_t lock; struct tty_buffer *head; /* Queue head */ struct tty_buffer *tail; /* Active buffer */ diff --git a/include/linux/types.h b/include/linux/types.h index f4f8d19158e4..b94c0e4efe24 100644 --- a/include/linux/types.h +++ b/include/linux/types.h @@ -126,7 +126,7 @@ typedef __s64 int64_t; #endif /* this is a special 64bit data type that is 8-byte aligned */ -#define aligned_u64 unsigned long long __attribute__((aligned(8))) +#define aligned_u64 __u64 __attribute__((aligned(8))) #define aligned_be64 __be64 __attribute__((aligned(8))) #define aligned_le64 __le64 __attribute__((aligned(8))) diff --git a/include/linux/uio_driver.h b/include/linux/uio_driver.h index 44c28e94df50..973386d439da 100644 --- a/include/linux/uio_driver.h +++ b/include/linux/uio_driver.h @@ -18,20 +18,22 @@ #include <linux/fs.h> #include <linux/interrupt.h> +struct uio_map; + /** * struct uio_mem - description of a UIO memory region - * @kobj: kobject for this mapping * @addr: address of the device's memory * @size: size of IO * @memtype: type of memory addr points to * @internal_addr: ioremap-ped version of addr, for driver internal use + * @map: for use by the UIO core only. */ struct uio_mem { - struct kobject kobj; unsigned long addr; unsigned long size; int memtype; void __iomem *internal_addr; + struct uio_map *map; }; #define MAX_UIO_MAPS 5 diff --git a/include/linux/usb.h b/include/linux/usb.h index 5fc8ff73b7bb..2372e2e6b527 100644 --- a/include/linux/usb.h +++ b/include/linux/usb.h @@ -162,19 +162,19 @@ struct usb_interface { unsigned needs_remote_wakeup:1; /* driver requires remote wakeup */ struct device dev; /* interface specific device info */ - struct device *usb_dev; /* pointer to the usb class's device, if any */ + struct device *usb_dev; int pm_usage_cnt; /* usage counter for autosuspend */ }; #define to_usb_interface(d) container_of(d, struct usb_interface, dev) #define interface_to_usbdev(intf) \ container_of(intf->dev.parent, struct usb_device, dev) -static inline void *usb_get_intfdata (struct usb_interface *intf) +static inline void *usb_get_intfdata(struct usb_interface *intf) { - return dev_get_drvdata (&intf->dev); + return dev_get_drvdata(&intf->dev); } -static inline void usb_set_intfdata (struct usb_interface *intf, void *data) +static inline void usb_set_intfdata(struct usb_interface *intf, void *data) { dev_set_drvdata(&intf->dev, data); } @@ -275,9 +275,10 @@ struct usb_host_config { int __usb_get_extra_descriptor(char *buffer, unsigned size, unsigned char type, void **ptr); -#define usb_get_extra_descriptor(ifpoint,type,ptr)\ - __usb_get_extra_descriptor((ifpoint)->extra,(ifpoint)->extralen,\ - type,(void**)ptr) +#define usb_get_extra_descriptor(ifpoint, type, ptr) \ + __usb_get_extra_descriptor((ifpoint)->extra, \ + (ifpoint)->extralen, \ + type, (void **)ptr) /* ----------------------------------------------------------------------- */ @@ -318,7 +319,7 @@ struct usb_bus { #ifdef CONFIG_USB_DEVICEFS struct dentry *usbfs_dentry; /* usbfs dentry entry for the bus */ #endif - struct class_device *class_dev; /* class device for this bus */ + struct device *dev; /* device for this bus */ #if defined(CONFIG_USB_MON) struct mon_bus *mon_bus; /* non-null when associated */ @@ -388,7 +389,7 @@ struct usb_device { unsigned can_submit:1; /* URBs may be submitted */ unsigned discon_suspended:1; /* Disconnected while suspended */ unsigned have_langid:1; /* whether string_langid is valid */ - unsigned authorized:1; /* Policy has determined we can use it */ + unsigned authorized:1; /* Policy has said we can use it */ unsigned wusb:1; /* Device is Wireless USB */ int string_langid; /* language ID for strings */ @@ -417,7 +418,10 @@ struct usb_device { int pm_usage_cnt; /* usage counter for autosuspend */ u32 quirks; /* quirks of the whole device */ - atomic_t urbnum; /* number of URBs submitted for the whole device */ + atomic_t urbnum; /* number of URBs submitted for + the whole device */ + + unsigned long active_duration; /* total time device is not suspended */ #ifdef CONFIG_PM struct delayed_work autosuspend; /* for delayed autosuspends */ @@ -425,6 +429,7 @@ struct usb_device { unsigned long last_busy; /* time of last use */ int autosuspend_delay; /* in jiffies */ + unsigned long connect_time; /* time device was first connected */ unsigned auto_pm:1; /* autosuspend/resume in progress */ unsigned do_remote_wakeup:1; /* remote wakeup should be enabled */ @@ -498,11 +503,11 @@ static inline void usb_mark_last_busy(struct usb_device *udev) /*-------------------------------------------------------------------------*/ /* for drivers using iso endpoints */ -extern int usb_get_current_frame_number (struct usb_device *usb_dev); +extern int usb_get_current_frame_number(struct usb_device *usb_dev); /* used these for multi-interface device registration */ extern int usb_driver_claim_interface(struct usb_driver *driver, - struct usb_interface *iface, void* priv); + struct usb_interface *iface, void *priv); /** * usb_interface_claimed - returns true iff an interface is claimed @@ -514,7 +519,8 @@ extern int usb_driver_claim_interface(struct usb_driver *driver, * may need to explicitly claim that lock. * */ -static inline int usb_interface_claimed(struct usb_interface *iface) { +static inline int usb_interface_claimed(struct usb_interface *iface) +{ return (iface->dev.driver != NULL); } @@ -557,12 +563,11 @@ extern struct usb_host_interface *usb_altnum_to_altsetting( * USB 2.0 root hubs (EHCI host controllers) will get one path ID if they are * high speed, and a different one if they are full or low speed. */ -static inline int usb_make_path (struct usb_device *dev, char *buf, - size_t size) +static inline int usb_make_path(struct usb_device *dev, char *buf, size_t size) { int actual; - actual = snprintf (buf, size, "usb-%s-%s", dev->bus->bus_name, - dev->devpath); + actual = snprintf(buf, size, "usb-%s-%s", dev->bus->bus_name, + dev->devpath); return (actual >= (int)size) ? -1 : actual; } @@ -608,7 +613,8 @@ static inline int usb_endpoint_dir_in(const struct usb_endpoint_descriptor *epd) * * Returns true if the endpoint is of type OUT, otherwise it returns false. */ -static inline int usb_endpoint_dir_out(const struct usb_endpoint_descriptor *epd) +static inline int usb_endpoint_dir_out( + const struct usb_endpoint_descriptor *epd) { return ((epd->bEndpointAddress & USB_ENDPOINT_DIR_MASK) == USB_DIR_OUT); } @@ -619,7 +625,8 @@ static inline int usb_endpoint_dir_out(const struct usb_endpoint_descriptor *epd * * Returns true if the endpoint is of type bulk, otherwise it returns false. */ -static inline int usb_endpoint_xfer_bulk(const struct usb_endpoint_descriptor *epd) +static inline int usb_endpoint_xfer_bulk( + const struct usb_endpoint_descriptor *epd) { return ((epd->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) == USB_ENDPOINT_XFER_BULK); @@ -631,7 +638,8 @@ static inline int usb_endpoint_xfer_bulk(const struct usb_endpoint_descriptor *e * * Returns true if the endpoint is of type control, otherwise it returns false. */ -static inline int usb_endpoint_xfer_control(const struct usb_endpoint_descriptor *epd) +static inline int usb_endpoint_xfer_control( + const struct usb_endpoint_descriptor *epd) { return ((epd->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) == USB_ENDPOINT_XFER_CONTROL); @@ -644,7 +652,8 @@ static inline int usb_endpoint_xfer_control(const struct usb_endpoint_descriptor * Returns true if the endpoint is of type interrupt, otherwise it returns * false. */ -static inline int usb_endpoint_xfer_int(const struct usb_endpoint_descriptor *epd) +static inline int usb_endpoint_xfer_int( + const struct usb_endpoint_descriptor *epd) { return ((epd->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) == USB_ENDPOINT_XFER_INT); @@ -657,7 +666,8 @@ static inline int usb_endpoint_xfer_int(const struct usb_endpoint_descriptor *ep * Returns true if the endpoint is of type isochronous, otherwise it returns * false. */ -static inline int usb_endpoint_xfer_isoc(const struct usb_endpoint_descriptor *epd) +static inline int usb_endpoint_xfer_isoc( + const struct usb_endpoint_descriptor *epd) { return ((epd->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) == USB_ENDPOINT_XFER_ISOC); @@ -670,7 +680,8 @@ static inline int usb_endpoint_xfer_isoc(const struct usb_endpoint_descriptor *e * Returns true if the endpoint has bulk transfer type and IN direction, * otherwise it returns false. */ -static inline int usb_endpoint_is_bulk_in(const struct usb_endpoint_descriptor *epd) +static inline int usb_endpoint_is_bulk_in( + const struct usb_endpoint_descriptor *epd) { return (usb_endpoint_xfer_bulk(epd) && usb_endpoint_dir_in(epd)); } @@ -682,7 +693,8 @@ static inline int usb_endpoint_is_bulk_in(const struct usb_endpoint_descriptor * * Returns true if the endpoint has bulk transfer type and OUT direction, * otherwise it returns false. */ -static inline int usb_endpoint_is_bulk_out(const struct usb_endpoint_descriptor *epd) +static inline int usb_endpoint_is_bulk_out( + const struct usb_endpoint_descriptor *epd) { return (usb_endpoint_xfer_bulk(epd) && usb_endpoint_dir_out(epd)); } @@ -694,7 +706,8 @@ static inline int usb_endpoint_is_bulk_out(const struct usb_endpoint_descriptor * Returns true if the endpoint has interrupt transfer type and IN direction, * otherwise it returns false. */ -static inline int usb_endpoint_is_int_in(const struct usb_endpoint_descriptor *epd) +static inline int usb_endpoint_is_int_in( + const struct usb_endpoint_descriptor *epd) { return (usb_endpoint_xfer_int(epd) && usb_endpoint_dir_in(epd)); } @@ -706,7 +719,8 @@ static inline int usb_endpoint_is_int_in(const struct usb_endpoint_descriptor *e * Returns true if the endpoint has interrupt transfer type and OUT direction, * otherwise it returns false. */ -static inline int usb_endpoint_is_int_out(const struct usb_endpoint_descriptor *epd) +static inline int usb_endpoint_is_int_out( + const struct usb_endpoint_descriptor *epd) { return (usb_endpoint_xfer_int(epd) && usb_endpoint_dir_out(epd)); } @@ -718,7 +732,8 @@ static inline int usb_endpoint_is_int_out(const struct usb_endpoint_descriptor * * Returns true if the endpoint has isochronous transfer type and IN direction, * otherwise it returns false. */ -static inline int usb_endpoint_is_isoc_in(const struct usb_endpoint_descriptor *epd) +static inline int usb_endpoint_is_isoc_in( + const struct usb_endpoint_descriptor *epd) { return (usb_endpoint_xfer_isoc(epd) && usb_endpoint_dir_in(epd)); } @@ -730,7 +745,8 @@ static inline int usb_endpoint_is_isoc_in(const struct usb_endpoint_descriptor * * Returns true if the endpoint has isochronous transfer type and OUT direction, * otherwise it returns false. */ -static inline int usb_endpoint_is_isoc_out(const struct usb_endpoint_descriptor *epd) +static inline int usb_endpoint_is_isoc_out( + const struct usb_endpoint_descriptor *epd) { return (usb_endpoint_xfer_isoc(epd) && usb_endpoint_dir_out(epd)); } @@ -761,8 +777,9 @@ static inline int usb_endpoint_is_isoc_out(const struct usb_endpoint_descriptor * specific device. */ #define USB_DEVICE(vend,prod) \ - .match_flags = USB_DEVICE_ID_MATCH_DEVICE, .idVendor = (vend), \ - .idProduct = (prod) + .match_flags = USB_DEVICE_ID_MATCH_DEVICE, \ + .idVendor = (vend), \ + .idProduct = (prod) /** * USB_DEVICE_VER - macro used to describe a specific usb device with a * version range @@ -774,10 +791,12 @@ static inline int usb_endpoint_is_isoc_out(const struct usb_endpoint_descriptor * This macro is used to create a struct usb_device_id that matches a * specific device, with a version range. */ -#define USB_DEVICE_VER(vend,prod,lo,hi) \ +#define USB_DEVICE_VER(vend, prod, lo, hi) \ .match_flags = USB_DEVICE_ID_MATCH_DEVICE_AND_VERSION, \ - .idVendor = (vend), .idProduct = (prod), \ - .bcdDevice_lo = (lo), .bcdDevice_hi = (hi) + .idVendor = (vend), \ + .idProduct = (prod), \ + .bcdDevice_lo = (lo), \ + .bcdDevice_hi = (hi) /** * USB_DEVICE_INTERFACE_PROTOCOL - macro used to describe a usb @@ -789,8 +808,9 @@ static inline int usb_endpoint_is_isoc_out(const struct usb_endpoint_descriptor * This macro is used to create a struct usb_device_id that matches a * specific interface protocol of devices. */ -#define USB_DEVICE_INTERFACE_PROTOCOL(vend,prod,pr) \ - .match_flags = USB_DEVICE_ID_MATCH_DEVICE | USB_DEVICE_ID_MATCH_INT_PROTOCOL, \ +#define USB_DEVICE_INTERFACE_PROTOCOL(vend, prod, pr) \ + .match_flags = USB_DEVICE_ID_MATCH_DEVICE | \ + USB_DEVICE_ID_MATCH_INT_PROTOCOL, \ .idVendor = (vend), \ .idProduct = (prod), \ .bInterfaceProtocol = (pr) @@ -804,12 +824,14 @@ static inline int usb_endpoint_is_isoc_out(const struct usb_endpoint_descriptor * This macro is used to create a struct usb_device_id that matches a * specific class of devices. */ -#define USB_DEVICE_INFO(cl,sc,pr) \ - .match_flags = USB_DEVICE_ID_MATCH_DEV_INFO, .bDeviceClass = (cl), \ - .bDeviceSubClass = (sc), .bDeviceProtocol = (pr) +#define USB_DEVICE_INFO(cl, sc, pr) \ + .match_flags = USB_DEVICE_ID_MATCH_DEV_INFO, \ + .bDeviceClass = (cl), \ + .bDeviceSubClass = (sc), \ + .bDeviceProtocol = (pr) /** - * USB_INTERFACE_INFO - macro used to describe a class of usb interfaces + * USB_INTERFACE_INFO - macro used to describe a class of usb interfaces * @cl: bInterfaceClass value * @sc: bInterfaceSubClass value * @pr: bInterfaceProtocol value @@ -817,9 +839,11 @@ static inline int usb_endpoint_is_isoc_out(const struct usb_endpoint_descriptor * This macro is used to create a struct usb_device_id that matches a * specific class of interfaces. */ -#define USB_INTERFACE_INFO(cl,sc,pr) \ - .match_flags = USB_DEVICE_ID_MATCH_INT_INFO, .bInterfaceClass = (cl), \ - .bInterfaceSubClass = (sc), .bInterfaceProtocol = (pr) +#define USB_INTERFACE_INFO(cl, sc, pr) \ + .match_flags = USB_DEVICE_ID_MATCH_INT_INFO, \ + .bInterfaceClass = (cl), \ + .bInterfaceSubClass = (sc), \ + .bInterfaceProtocol = (pr) /** * USB_DEVICE_AND_INTERFACE_INFO - macro used to describe a specific usb device @@ -836,12 +860,14 @@ static inline int usb_endpoint_is_isoc_out(const struct usb_endpoint_descriptor * This is especially useful when explicitly matching devices that have * vendor specific bDeviceClass values, but standards-compliant interfaces. */ -#define USB_DEVICE_AND_INTERFACE_INFO(vend,prod,cl,sc,pr) \ +#define USB_DEVICE_AND_INTERFACE_INFO(vend, prod, cl, sc, pr) \ .match_flags = USB_DEVICE_ID_MATCH_INT_INFO \ | USB_DEVICE_ID_MATCH_DEVICE, \ - .idVendor = (vend), .idProduct = (prod), \ + .idVendor = (vend), \ + .idProduct = (prod), \ .bInterfaceClass = (cl), \ - .bInterfaceSubClass = (sc), .bInterfaceProtocol = (pr) + .bInterfaceSubClass = (sc), \ + .bInterfaceProtocol = (pr) /* ----------------------------------------------------------------------- */ @@ -1119,7 +1145,7 @@ typedef void (*usb_complete_t)(struct urb *); * transferred. It will normally be the same as requested, unless * either an error was reported or a short read was performed. * The URB_SHORT_NOT_OK transfer flag may be used to make such - * short reads be reported as errors. + * short reads be reported as errors. * @setup_packet: Only used for control transfers, this points to eight bytes * of setup data. Control transfers always start by sending this data * to the device. Then transfer_buffer is read or written, if needed. @@ -1138,7 +1164,7 @@ typedef void (*usb_complete_t)(struct urb *); * @complete: Completion handler. This URB is passed as the parameter to the * completion function. The completion function may then do what * it likes with the URB, including resubmitting or freeing it. - * @iso_frame_desc: Used to provide arrays of ISO transfer buffers and to + * @iso_frame_desc: Used to provide arrays of ISO transfer buffers and to * collect the transfer status for each buffer. * * This structure identifies USB transfer requests. URBs must be allocated by @@ -1242,8 +1268,7 @@ typedef void (*usb_complete_t)(struct urb *); * when the urb is owned by the hcd, that is, since the call to * usb_submit_urb() till the entry into the completion routine. */ -struct urb -{ +struct urb { /* private: usb core and host controller only fields in the urb */ struct kref kref; /* reference count of the URB */ void *hcpriv; /* private data for host controller */ @@ -1254,10 +1279,10 @@ struct urb /* public: documented fields in the urb that can be used by drivers */ struct list_head urb_list; /* list head for use by the urb's * current owner */ - struct list_head anchor_list; /* the URB may be anchored by the driver */ + struct list_head anchor_list; /* the URB may be anchored */ struct usb_anchor *anchor; struct usb_device *dev; /* (in) pointer to associated device */ - struct usb_host_endpoint *ep; /* (internal) pointer to endpoint struct */ + struct usb_host_endpoint *ep; /* (internal) pointer to endpoint */ unsigned int pipe; /* (in) pipe information */ int status; /* (return) non-ISO status */ unsigned int transfer_flags; /* (in) URB_SHORT_NOT_OK | ...*/ @@ -1294,14 +1319,14 @@ struct urb * Initializes a control urb with the proper information needed to submit * it to a device. */ -static inline void usb_fill_control_urb (struct urb *urb, - struct usb_device *dev, - unsigned int pipe, - unsigned char *setup_packet, - void *transfer_buffer, - int buffer_length, - usb_complete_t complete_fn, - void *context) +static inline void usb_fill_control_urb(struct urb *urb, + struct usb_device *dev, + unsigned int pipe, + unsigned char *setup_packet, + void *transfer_buffer, + int buffer_length, + usb_complete_t complete_fn, + void *context) { urb->dev = dev; urb->pipe = pipe; @@ -1325,13 +1350,13 @@ static inline void usb_fill_control_urb (struct urb *urb, * Initializes a bulk urb with the proper information needed to submit it * to a device. */ -static inline void usb_fill_bulk_urb (struct urb *urb, - struct usb_device *dev, - unsigned int pipe, - void *transfer_buffer, - int buffer_length, - usb_complete_t complete_fn, - void *context) +static inline void usb_fill_bulk_urb(struct urb *urb, + struct usb_device *dev, + unsigned int pipe, + void *transfer_buffer, + int buffer_length, + usb_complete_t complete_fn, + void *context) { urb->dev = dev; urb->pipe = pipe; @@ -1359,14 +1384,14 @@ static inline void usb_fill_bulk_urb (struct urb *urb, * the endpoint interval, and express polling intervals in microframes * (eight per millisecond) rather than in frames (one per millisecond). */ -static inline void usb_fill_int_urb (struct urb *urb, - struct usb_device *dev, - unsigned int pipe, - void *transfer_buffer, - int buffer_length, - usb_complete_t complete_fn, - void *context, - int interval) +static inline void usb_fill_int_urb(struct urb *urb, + struct usb_device *dev, + unsigned int pipe, + void *transfer_buffer, + int buffer_length, + usb_complete_t complete_fn, + void *context, + int interval) { urb->dev = dev; urb->pipe = pipe; @@ -1419,15 +1444,15 @@ static inline int usb_urb_dir_out(struct urb *urb) return (urb->transfer_flags & URB_DIR_MASK) == URB_DIR_OUT; } -void *usb_buffer_alloc (struct usb_device *dev, size_t size, +void *usb_buffer_alloc(struct usb_device *dev, size_t size, gfp_t mem_flags, dma_addr_t *dma); -void usb_buffer_free (struct usb_device *dev, size_t size, +void usb_buffer_free(struct usb_device *dev, size_t size, void *addr, dma_addr_t dma); #if 0 -struct urb *usb_buffer_map (struct urb *urb); -void usb_buffer_dmasync (struct urb *urb); -void usb_buffer_unmap (struct urb *urb); +struct urb *usb_buffer_map(struct urb *urb); +void usb_buffer_dmasync(struct urb *urb); +void usb_buffer_unmap(struct urb *urb); #endif struct scatterlist; @@ -1499,7 +1524,7 @@ struct usb_sg_request { int status; size_t bytes; - /* + /* * members below are private: to usbcore, * and are not provided for driver access! */ @@ -1517,18 +1542,18 @@ struct usb_sg_request { struct completion complete; }; -int usb_sg_init ( +int usb_sg_init( struct usb_sg_request *io, struct usb_device *dev, - unsigned pipe, + unsigned pipe, unsigned period, struct scatterlist *sg, int nents, size_t length, gfp_t mem_flags ); -void usb_sg_cancel (struct usb_sg_request *io); -void usb_sg_wait (struct usb_sg_request *io); +void usb_sg_cancel(struct usb_sg_request *io); +void usb_sg_wait(struct usb_sg_request *io); /* ----------------------------------------------------------------------- */ @@ -1585,21 +1610,21 @@ static inline unsigned int __create_pipe(struct usb_device *dev, /* Create various pipes... */ #define usb_sndctrlpipe(dev,endpoint) \ - ((PIPE_CONTROL << 30) | __create_pipe(dev,endpoint)) + ((PIPE_CONTROL << 30) | __create_pipe(dev, endpoint)) #define usb_rcvctrlpipe(dev,endpoint) \ - ((PIPE_CONTROL << 30) | __create_pipe(dev,endpoint) | USB_DIR_IN) + ((PIPE_CONTROL << 30) | __create_pipe(dev, endpoint) | USB_DIR_IN) #define usb_sndisocpipe(dev,endpoint) \ - ((PIPE_ISOCHRONOUS << 30) | __create_pipe(dev,endpoint)) + ((PIPE_ISOCHRONOUS << 30) | __create_pipe(dev, endpoint)) #define usb_rcvisocpipe(dev,endpoint) \ - ((PIPE_ISOCHRONOUS << 30) | __create_pipe(dev,endpoint) | USB_DIR_IN) + ((PIPE_ISOCHRONOUS << 30) | __create_pipe(dev, endpoint) | USB_DIR_IN) #define usb_sndbulkpipe(dev,endpoint) \ - ((PIPE_BULK << 30) | __create_pipe(dev,endpoint)) + ((PIPE_BULK << 30) | __create_pipe(dev, endpoint)) #define usb_rcvbulkpipe(dev,endpoint) \ - ((PIPE_BULK << 30) | __create_pipe(dev,endpoint) | USB_DIR_IN) + ((PIPE_BULK << 30) | __create_pipe(dev, endpoint) | USB_DIR_IN) #define usb_sndintpipe(dev,endpoint) \ - ((PIPE_INTERRUPT << 30) | __create_pipe(dev,endpoint)) + ((PIPE_INTERRUPT << 30) | __create_pipe(dev, endpoint)) #define usb_rcvintpipe(dev,endpoint) \ - ((PIPE_INTERRUPT << 30) | __create_pipe(dev,endpoint) | USB_DIR_IN) + ((PIPE_INTERRUPT << 30) | __create_pipe(dev, endpoint) | USB_DIR_IN) /*-------------------------------------------------------------------------*/ diff --git a/include/linux/usb/Kbuild b/include/linux/usb/Kbuild index 6ce42bf9f743..b8cba1dcb2c6 100644 --- a/include/linux/usb/Kbuild +++ b/include/linux/usb/Kbuild @@ -1,6 +1,7 @@ -unifdef-y += audio.h -unifdef-y += cdc.h -unifdef-y += ch9.h -unifdef-y += gadgetfs.h -unifdef-y += midi.h +header-y += audio.h +header-y += cdc.h +header-y += ch9.h +header-y += gadgetfs.h +header-y += midi.h +unifdef-y += g_printer.h diff --git a/include/linux/usb/audio.h b/include/linux/usb/audio.h index 6bd235994dc2..2dfeef16b221 100644 --- a/include/linux/usb/audio.h +++ b/include/linux/usb/audio.h @@ -27,13 +27,13 @@ /* 4.3.2 Class-Specific AC Interface Descriptor */ struct usb_ac_header_descriptor { - __u8 bLength; // 8+n - __u8 bDescriptorType; // USB_DT_CS_INTERFACE - __u8 bDescriptorSubtype; // USB_MS_HEADER - __le16 bcdADC; // 0x0100 - __le16 wTotalLength; // includes Unit and Terminal desc. - __u8 bInCollection; // n - __u8 baInterfaceNr[]; // [n] + __u8 bLength; /* 8+n */ + __u8 bDescriptorType; /* USB_DT_CS_INTERFACE */ + __u8 bDescriptorSubtype; /* USB_MS_HEADER */ + __le16 bcdADC; /* 0x0100 */ + __le16 wTotalLength; /* includes Unit and Terminal desc. */ + __u8 bInCollection; /* n */ + __u8 baInterfaceNr[]; /* [n] */ } __attribute__ ((packed)); #define USB_DT_AC_HEADER_SIZE(n) (8+(n)) diff --git a/include/linux/usb/cdc.h b/include/linux/usb/cdc.h index 2204ae22c381..94ee4ecf0564 100644 --- a/include/linux/usb/cdc.h +++ b/include/linux/usb/cdc.h @@ -29,16 +29,16 @@ * Class-Specific descriptors ... there are a couple dozen of them */ -#define USB_CDC_HEADER_TYPE 0x00 /* header_desc */ -#define USB_CDC_CALL_MANAGEMENT_TYPE 0x01 /* call_mgmt_descriptor */ -#define USB_CDC_ACM_TYPE 0x02 /* acm_descriptor */ -#define USB_CDC_UNION_TYPE 0x06 /* union_desc */ +#define USB_CDC_HEADER_TYPE 0x00 /* header_desc */ +#define USB_CDC_CALL_MANAGEMENT_TYPE 0x01 /* call_mgmt_descriptor */ +#define USB_CDC_ACM_TYPE 0x02 /* acm_descriptor */ +#define USB_CDC_UNION_TYPE 0x06 /* union_desc */ #define USB_CDC_COUNTRY_TYPE 0x07 -#define USB_CDC_NETWORK_TERMINAL_TYPE 0x0a /* network_terminal_desc */ -#define USB_CDC_ETHERNET_TYPE 0x0f /* ether_desc */ +#define USB_CDC_NETWORK_TERMINAL_TYPE 0x0a /* network_terminal_desc */ +#define USB_CDC_ETHERNET_TYPE 0x0f /* ether_desc */ #define USB_CDC_WHCM_TYPE 0x11 -#define USB_CDC_MDLM_TYPE 0x12 /* mdlm_desc */ -#define USB_CDC_MDLM_DETAIL_TYPE 0x13 /* mdlm_detail_desc */ +#define USB_CDC_MDLM_TYPE 0x12 /* mdlm_desc */ +#define USB_CDC_MDLM_DETAIL_TYPE 0x13 /* mdlm_detail_desc */ #define USB_CDC_DMM_TYPE 0x14 #define USB_CDC_OBEX_TYPE 0x15 diff --git a/include/linux/usb/g_printer.h b/include/linux/usb/g_printer.h new file mode 100644 index 000000000000..0c5ea1e3eb98 --- /dev/null +++ b/include/linux/usb/g_printer.h @@ -0,0 +1,31 @@ +/* + * g_printer.h -- Header file for USB Printer gadget driver + * + * Copyright (C) 2007 Craig W. Nadler + * + * 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 + */ + + +#define PRINTER_NOT_ERROR 0x08 +#define PRINTER_SELECTED 0x10 +#define PRINTER_PAPER_EMPTY 0x20 + +/* The 'g' code is also used by gadgetfs ioctl requests. + * Don't add any colliding codes to either driver, and keep + * them in unique ranges (size 0x20 for now). + */ +#define GADGET_GET_PRINTER_STATUS _IOR('g', 0x21, unsigned char) +#define GADGET_SET_PRINTER_STATUS _IOWR('g', 0x22, unsigned char) diff --git a/include/linux/usb/gadget.h b/include/linux/usb/gadget.h index c1527c2ef3cb..aa3047ff00d1 100644 --- a/include/linux/usb/gadget.h +++ b/include/linux/usb/gadget.h @@ -70,9 +70,10 @@ struct usb_ep; * * Bulk endpoints can use any size buffers, and can also be used for interrupt * transfers. interrupt-only endpoints can be much less functional. + * + * NOTE: this is analagous to 'struct urb' on the host side, except that + * it's thinner and promotes more pre-allocation. */ - // NOTE this is analagous to 'struct urb' on the host side, - // except that it's thinner and promotes more pre-allocation. struct usb_request { void *buf; @@ -168,10 +169,10 @@ struct usb_ep { * * returns zero, or a negative error code. */ -static inline int -usb_ep_enable (struct usb_ep *ep, const struct usb_endpoint_descriptor *desc) +static inline int usb_ep_enable(struct usb_ep *ep, + const struct usb_endpoint_descriptor *desc) { - return ep->ops->enable (ep, desc); + return ep->ops->enable(ep, desc); } /** @@ -186,10 +187,9 @@ usb_ep_enable (struct usb_ep *ep, const struct usb_endpoint_descriptor *desc) * * returns zero, or a negative error code. */ -static inline int -usb_ep_disable (struct usb_ep *ep) +static inline int usb_ep_disable(struct usb_ep *ep) { - return ep->ops->disable (ep); + return ep->ops->disable(ep); } /** @@ -206,10 +206,10 @@ usb_ep_disable (struct usb_ep *ep) * * Returns the request, or null if one could not be allocated. */ -static inline struct usb_request * -usb_ep_alloc_request (struct usb_ep *ep, gfp_t gfp_flags) +static inline struct usb_request *usb_ep_alloc_request(struct usb_ep *ep, + gfp_t gfp_flags) { - return ep->ops->alloc_request (ep, gfp_flags); + return ep->ops->alloc_request(ep, gfp_flags); } /** @@ -221,10 +221,10 @@ usb_ep_alloc_request (struct usb_ep *ep, gfp_t gfp_flags) * Caller guarantees the request is not queued, and that it will * no longer be requeued (or otherwise used). */ -static inline void -usb_ep_free_request (struct usb_ep *ep, struct usb_request *req) +static inline void usb_ep_free_request(struct usb_ep *ep, + struct usb_request *req) { - ep->ops->free_request (ep, req); + ep->ops->free_request(ep, req); } /** @@ -281,10 +281,10 @@ usb_ep_free_request (struct usb_ep *ep, struct usb_request *req) * report errors; errors will also be * reported when the usb peripheral is disconnected. */ -static inline int -usb_ep_queue (struct usb_ep *ep, struct usb_request *req, gfp_t gfp_flags) +static inline int usb_ep_queue(struct usb_ep *ep, + struct usb_request *req, gfp_t gfp_flags) { - return ep->ops->queue (ep, req, gfp_flags); + return ep->ops->queue(ep, req, gfp_flags); } /** @@ -301,9 +301,9 @@ usb_ep_queue (struct usb_ep *ep, struct usb_request *req, gfp_t gfp_flags) * restrictions prevent drivers from supporting configuration changes, * even to configuration zero (a "chapter 9" requirement). */ -static inline int usb_ep_dequeue (struct usb_ep *ep, struct usb_request *req) +static inline int usb_ep_dequeue(struct usb_ep *ep, struct usb_request *req) { - return ep->ops->dequeue (ep, req); + return ep->ops->dequeue(ep, req); } /** @@ -327,10 +327,9 @@ static inline int usb_ep_dequeue (struct usb_ep *ep, struct usb_request *req) * transfer requests are still queued, or if the controller hardware * (usually a FIFO) still holds bytes that the host hasn't collected. */ -static inline int -usb_ep_set_halt (struct usb_ep *ep) +static inline int usb_ep_set_halt(struct usb_ep *ep) { - return ep->ops->set_halt (ep, 1); + return ep->ops->set_halt(ep, 1); } /** @@ -346,10 +345,9 @@ usb_ep_set_halt (struct usb_ep *ep) * Note that some hardware can't support this request (like pxa2xx_udc), * and accordingly can't correctly implement interface altsettings. */ -static inline int -usb_ep_clear_halt (struct usb_ep *ep) +static inline int usb_ep_clear_halt(struct usb_ep *ep) { - return ep->ops->set_halt (ep, 0); + return ep->ops->set_halt(ep, 0); } /** @@ -367,11 +365,10 @@ usb_ep_clear_halt (struct usb_ep *ep) * errno if the endpoint doesn't use a FIFO or doesn't support such * precise handling. */ -static inline int -usb_ep_fifo_status (struct usb_ep *ep) +static inline int usb_ep_fifo_status(struct usb_ep *ep) { if (ep->ops->fifo_status) - return ep->ops->fifo_status (ep); + return ep->ops->fifo_status(ep); else return -EOPNOTSUPP; } @@ -385,11 +382,10 @@ usb_ep_fifo_status (struct usb_ep *ep) * must never be used except when endpoint is not being used for any * protocol translation. */ -static inline void -usb_ep_fifo_flush (struct usb_ep *ep) +static inline void usb_ep_fifo_flush(struct usb_ep *ep) { if (ep->ops->fifo_flush) - ep->ops->fifo_flush (ep); + ep->ops->fifo_flush(ep); } @@ -469,10 +465,10 @@ struct usb_gadget { struct device dev; }; -static inline void set_gadget_data (struct usb_gadget *gadget, void *data) - { dev_set_drvdata (&gadget->dev, data); } -static inline void *get_gadget_data (struct usb_gadget *gadget) - { return dev_get_drvdata (&gadget->dev); } +static inline void set_gadget_data(struct usb_gadget *gadget, void *data) + { dev_set_drvdata(&gadget->dev, data); } +static inline void *get_gadget_data(struct usb_gadget *gadget) + { return dev_get_drvdata(&gadget->dev); } /* iterates the non-control endpoints; 'tmp' is a struct usb_ep pointer */ #define gadget_for_each_ep(tmp,gadget) \ @@ -511,7 +507,6 @@ static inline int gadget_is_otg(struct usb_gadget *g) #endif } - /** * usb_gadget_frame_number - returns the current frame number * @gadget: controller that reports the frame number @@ -519,9 +514,9 @@ static inline int gadget_is_otg(struct usb_gadget *g) * Returns the usb frame number, normally eleven bits from a SOF packet, * or negative errno if this device doesn't support this capability. */ -static inline int usb_gadget_frame_number (struct usb_gadget *gadget) +static inline int usb_gadget_frame_number(struct usb_gadget *gadget) { - return gadget->ops->get_frame (gadget); + return gadget->ops->get_frame(gadget); } /** @@ -537,11 +532,11 @@ static inline int usb_gadget_frame_number (struct usb_gadget *gadget) * even if OTG isn't otherwise in use. OTG devices may also start * remote wakeup even when hosts don't explicitly enable it. */ -static inline int usb_gadget_wakeup (struct usb_gadget *gadget) +static inline int usb_gadget_wakeup(struct usb_gadget *gadget) { if (!gadget->ops->wakeup) return -EOPNOTSUPP; - return gadget->ops->wakeup (gadget); + return gadget->ops->wakeup(gadget); } /** @@ -553,12 +548,11 @@ static inline int usb_gadget_wakeup (struct usb_gadget *gadget) * * returns zero on success, else negative errno. */ -static inline int -usb_gadget_set_selfpowered (struct usb_gadget *gadget) +static inline int usb_gadget_set_selfpowered(struct usb_gadget *gadget) { if (!gadget->ops->set_selfpowered) return -EOPNOTSUPP; - return gadget->ops->set_selfpowered (gadget, 1); + return gadget->ops->set_selfpowered(gadget, 1); } /** @@ -571,12 +565,11 @@ usb_gadget_set_selfpowered (struct usb_gadget *gadget) * * returns zero on success, else negative errno. */ -static inline int -usb_gadget_clear_selfpowered (struct usb_gadget *gadget) +static inline int usb_gadget_clear_selfpowered(struct usb_gadget *gadget) { if (!gadget->ops->set_selfpowered) return -EOPNOTSUPP; - return gadget->ops->set_selfpowered (gadget, 0); + return gadget->ops->set_selfpowered(gadget, 0); } /** @@ -591,12 +584,11 @@ usb_gadget_clear_selfpowered (struct usb_gadget *gadget) * * Returns zero on success, else negative errno. */ -static inline int -usb_gadget_vbus_connect(struct usb_gadget *gadget) +static inline int usb_gadget_vbus_connect(struct usb_gadget *gadget) { if (!gadget->ops->vbus_session) return -EOPNOTSUPP; - return gadget->ops->vbus_session (gadget, 1); + return gadget->ops->vbus_session(gadget, 1); } /** @@ -611,12 +603,11 @@ usb_gadget_vbus_connect(struct usb_gadget *gadget) * * Returns zero on success, else negative errno. */ -static inline int -usb_gadget_vbus_draw(struct usb_gadget *gadget, unsigned mA) +static inline int usb_gadget_vbus_draw(struct usb_gadget *gadget, unsigned mA) { if (!gadget->ops->vbus_draw) return -EOPNOTSUPP; - return gadget->ops->vbus_draw (gadget, mA); + return gadget->ops->vbus_draw(gadget, mA); } /** @@ -629,12 +620,11 @@ usb_gadget_vbus_draw(struct usb_gadget *gadget, unsigned mA) * * Returns zero on success, else negative errno. */ -static inline int -usb_gadget_vbus_disconnect(struct usb_gadget *gadget) +static inline int usb_gadget_vbus_disconnect(struct usb_gadget *gadget) { if (!gadget->ops->vbus_session) return -EOPNOTSUPP; - return gadget->ops->vbus_session (gadget, 0); + return gadget->ops->vbus_session(gadget, 0); } /** @@ -648,12 +638,11 @@ usb_gadget_vbus_disconnect(struct usb_gadget *gadget) * * Returns zero on success, else negative errno. */ -static inline int -usb_gadget_connect (struct usb_gadget *gadget) +static inline int usb_gadget_connect(struct usb_gadget *gadget) { if (!gadget->ops->pullup) return -EOPNOTSUPP; - return gadget->ops->pullup (gadget, 1); + return gadget->ops->pullup(gadget, 1); } /** @@ -671,16 +660,14 @@ usb_gadget_connect (struct usb_gadget *gadget) * * Returns zero on success, else negative errno. */ -static inline int -usb_gadget_disconnect (struct usb_gadget *gadget) +static inline int usb_gadget_disconnect(struct usb_gadget *gadget) { if (!gadget->ops->pullup) return -EOPNOTSUPP; - return gadget->ops->pullup (gadget, 0); + return gadget->ops->pullup(gadget, 0); } - /*-------------------------------------------------------------------------*/ /** @@ -764,7 +751,7 @@ struct usb_gadget_driver { void (*suspend)(struct usb_gadget *); void (*resume)(struct usb_gadget *); - // FIXME support safe rmmod + /* FIXME support safe rmmod */ struct device_driver driver; }; @@ -790,7 +777,7 @@ struct usb_gadget_driver { * the bind() functions will be in init sections. * This function must be called in a context that can sleep. */ -int usb_gadget_register_driver (struct usb_gadget_driver *driver); +int usb_gadget_register_driver(struct usb_gadget_driver *driver); /** * usb_gadget_unregister_driver - unregister a gadget driver @@ -805,7 +792,7 @@ int usb_gadget_register_driver (struct usb_gadget_driver *driver); * will in in exit sections, so may not be linked in some kernels. * This function must be called in a context that can sleep. */ -int usb_gadget_unregister_driver (struct usb_gadget_driver *driver); +int usb_gadget_unregister_driver(struct usb_gadget_driver *driver); /*-------------------------------------------------------------------------*/ @@ -838,7 +825,7 @@ struct usb_gadget_strings { }; /* put descriptor for string with that id into buf (buflen >= 256) */ -int usb_gadget_get_string (struct usb_gadget_strings *table, int id, u8 *buf); +int usb_gadget_get_string(struct usb_gadget_strings *table, int id, u8 *buf); /*-------------------------------------------------------------------------*/ @@ -856,10 +843,10 @@ int usb_gadget_config_buf(const struct usb_config_descriptor *config, /* utility wrapping a simple endpoint selection policy */ -extern struct usb_ep *usb_ep_autoconfig (struct usb_gadget *, +extern struct usb_ep *usb_ep_autoconfig(struct usb_gadget *, struct usb_endpoint_descriptor *) __devinit; -extern void usb_ep_autoconfig_reset (struct usb_gadget *) __devinit; +extern void usb_ep_autoconfig_reset(struct usb_gadget *) __devinit; #endif /* __KERNEL__ */ diff --git a/include/linux/usb/gadgetfs.h b/include/linux/usb/gadgetfs.h index e8654c338729..c291ab1af747 100644 --- a/include/linux/usb/gadgetfs.h +++ b/include/linux/usb/gadgetfs.h @@ -36,7 +36,7 @@ enum usb_gadgetfs_event_type { GADGETFS_DISCONNECT, GADGETFS_SETUP, GADGETFS_SUSPEND, - // and likely more ! + /* and likely more ! */ }; /* NOTE: this structure must stay the same size and layout on @@ -44,21 +44,28 @@ enum usb_gadgetfs_event_type { */ struct usb_gadgetfs_event { union { - // NOP, DISCONNECT, SUSPEND: nothing - // ... some hardware can't report disconnection + /* NOP, DISCONNECT, SUSPEND: nothing + * ... some hardware can't report disconnection + */ - // CONNECT: just the speed + /* CONNECT: just the speed */ enum usb_device_speed speed; - // SETUP: packet; DATA phase i/o precedes next event - // (setup.bmRequestType & USB_DIR_IN) flags direction - // ... includes SET_CONFIGURATION, SET_INTERFACE + /* SETUP: packet; DATA phase i/o precedes next event + *(setup.bmRequestType & USB_DIR_IN) flags direction + * ... includes SET_CONFIGURATION, SET_INTERFACE + */ struct usb_ctrlrequest setup; } u; enum usb_gadgetfs_event_type type; }; +/* The 'g' code is also used by printer gadget ioctl requests. + * Don't add any colliding codes to either driver, and keep + * them in unique ranges (size 0x20 for now). + */ + /* endpoint ioctls */ /* IN transfers may be reported to the gadget driver as complete @@ -68,14 +75,14 @@ struct usb_gadgetfs_event { * THIS returns how many bytes are "unclaimed" in the endpoint fifo * (needed for precise fault handling, when the hardware allows it) */ -#define GADGETFS_FIFO_STATUS _IO('g',1) +#define GADGETFS_FIFO_STATUS _IO('g', 1) /* discards any unclaimed data in the fifo. */ -#define GADGETFS_FIFO_FLUSH _IO('g',2) +#define GADGETFS_FIFO_FLUSH _IO('g', 2) /* resets endpoint halt+toggle; used to implement set_interface. * some hardware (like pxa2xx) can't support this. */ -#define GADGETFS_CLEAR_HALT _IO('g',3) +#define GADGETFS_CLEAR_HALT _IO('g', 3) #endif /* __LINUX_USB_GADGETFS_H */ diff --git a/include/linux/usb/iowarrior.h b/include/linux/usb/iowarrior.h index cbbe020a4f5c..de6f380e17a2 100644 --- a/include/linux/usb/iowarrior.h +++ b/include/linux/usb/iowarrior.h @@ -14,14 +14,23 @@ this information. */ struct iowarrior_info { - __u32 vendor; /* vendor id : supposed to be USB_VENDOR_ID_CODEMERCS in all cases */ - __u32 product; /* product id : depends on type of chip (USB_DEVICE_ID_CODEMERCS_XXXXX) */ - __u8 serial[9]; /* the serial number of our chip (if a serial-number is not available this is empty string) */ - __u32 revision; /* revision number of the chip */ - __u32 speed; /* USB-speed of the device (0=UNKNOWN, 1=LOW, 2=FULL 3=HIGH) */ - __u32 power; /* power consumption of the device in mA */ - __u32 if_num; /* the number of the endpoint */ - __u32 report_size; /* size of the data-packets on this interface */ + /* vendor id : supposed to be USB_VENDOR_ID_CODEMERCS in all cases */ + __u32 vendor; + /* product id : depends on type of chip (USB_DEVICE_ID_CODEMERCS_X) */ + __u32 product; + /* the serial number of our chip (if a serial-number is not available + * this is empty string) */ + __u8 serial[9]; + /* revision number of the chip */ + __u32 revision; + /* USB-speed of the device (0=UNKNOWN, 1=LOW, 2=FULL 3=HIGH) */ + __u32 speed; + /* power consumption of the device in mA */ + __u32 power; + /* the number of the endpoint */ + __u32 if_num; + /* size of the data-packets on this interface */ + __u32 report_size; }; /* diff --git a/include/linux/usb/isp116x.h b/include/linux/usb/isp116x.h index 436dd8a2b64a..67d2826f34fe 100644 --- a/include/linux/usb/isp116x.h +++ b/include/linux/usb/isp116x.h @@ -25,5 +25,5 @@ struct isp116x_platform_data { 300ns delay between access to ADDR_REG and DATA_REG OE, WE MUST NOT be changed during these intervals */ - void (*delay) (struct device * dev, int delay); + void (*delay) (struct device *dev, int delay); }; diff --git a/include/linux/usb/midi.h b/include/linux/usb/midi.h index 11a97d5ffd34..80624c562921 100644 --- a/include/linux/usb/midi.h +++ b/include/linux/usb/midi.h @@ -47,9 +47,9 @@ struct usb_ms_header_descriptor { /* 6.1.2.2 MIDI IN Jack Descriptor */ struct usb_midi_in_jack_descriptor { __u8 bLength; - __u8 bDescriptorType; // USB_DT_CS_INTERFACE - __u8 bDescriptorSubtype; // USB_MS_MIDI_IN_JACK - __u8 bJackType; // USB_MS_EMBEDDED/EXTERNAL + __u8 bDescriptorType; /* USB_DT_CS_INTERFACE */ + __u8 bDescriptorSubtype; /* USB_MS_MIDI_IN_JACK */ + __u8 bJackType; /* USB_MS_EMBEDDED/EXTERNAL */ __u8 bJackID; __u8 iJack; } __attribute__ ((packed)); @@ -64,12 +64,12 @@ struct usb_midi_source_pin { /* 6.1.2.3 MIDI OUT Jack Descriptor */ struct usb_midi_out_jack_descriptor { __u8 bLength; - __u8 bDescriptorType; // USB_DT_CS_INTERFACE - __u8 bDescriptorSubtype; // USB_MS_MIDI_OUT_JACK - __u8 bJackType; // USB_MS_EMBEDDED/EXTERNAL + __u8 bDescriptorType; /* USB_DT_CS_INTERFACE */ + __u8 bDescriptorSubtype; /* USB_MS_MIDI_OUT_JACK */ + __u8 bJackType; /* USB_MS_EMBEDDED/EXTERNAL */ __u8 bJackID; - __u8 bNrInputPins; // p - struct usb_midi_source_pin pins[]; // [p] + __u8 bNrInputPins; /* p */ + struct usb_midi_source_pin pins[]; /* [p] */ /*__u8 iJack; -- ommitted due to variable-sized pins[] */ } __attribute__ ((packed)); @@ -90,11 +90,11 @@ struct usb_midi_out_jack_descriptor_##p { \ /* 6.2.2 Class-Specific MS Bulk Data Endpoint Descriptor */ struct usb_ms_endpoint_descriptor { - __u8 bLength; // 4+n - __u8 bDescriptorType; // USB_DT_CS_ENDPOINT - __u8 bDescriptorSubtype; // USB_MS_GENERAL - __u8 bNumEmbMIDIJack; // n - __u8 baAssocJackID[]; // [n] + __u8 bLength; /* 4+n */ + __u8 bDescriptorType; /* USB_DT_CS_ENDPOINT */ + __u8 bDescriptorSubtype; /* USB_MS_GENERAL */ + __u8 bNumEmbMIDIJack; /* n */ + __u8 baAssocJackID[]; /* [n] */ } __attribute__ ((packed)); #define USB_DT_MS_ENDPOINT_SIZE(n) (4 + (n)) diff --git a/include/linux/usb/net2280.h b/include/linux/usb/net2280.h index c602f884f182..ec897cb844ab 100644 --- a/include/linux/usb/net2280.h +++ b/include/linux/usb/net2280.h @@ -37,7 +37,7 @@ /* main registers, BAR0 + 0x0000 */ struct net2280_regs { - // offset 0x0000 + /* offset 0x0000 */ u32 devinit; #define LOCAL_CLOCK_FREQUENCY 8 #define FORCE_PCI_RESET 7 @@ -61,7 +61,7 @@ struct net2280_regs { #define EEPROM_WRITE_DATA 0 u32 eeclkfreq; u32 _unused0; - // offset 0x0010 + /* offset 0x0010 */ u32 pciirqenb0; /* interrupt PCI master ... */ #define SETUP_PACKET_INTERRUPT_ENABLE 7 @@ -131,7 +131,7 @@ struct net2280_regs { #define RESUME_INTERRUPT_ENABLE 1 #define SOF_INTERRUPT_ENABLE 0 - // offset 0x0020 + /* offset 0x0020 */ u32 _unused1; u32 usbirqenb1; #define USB_INTERRUPT_ENABLE 31 @@ -195,7 +195,7 @@ struct net2280_regs { #define SUSPEND_REQUEST_CHANGE_INTERRUPT 2 #define RESUME_INTERRUPT 1 #define SOF_INTERRUPT 0 - // offset 0x0030 + /* offset 0x0030 */ u32 idxaddr; u32 idxdata; u32 fifoctl; @@ -204,7 +204,7 @@ struct net2280_regs { #define PCI_BASE2_SELECT 2 #define FIFO_CONFIGURATION_SELECT 0 u32 _unused2; - // offset 0x0040 + /* offset 0x0040 */ u32 memaddr; #define START 28 #define DIRECTION 27 @@ -213,7 +213,7 @@ struct net2280_regs { u32 memdata0; u32 memdata1; u32 _unused3; - // offset 0x0050 + /* offset 0x0050 */ u32 gpioctl; #define GPIO3_LED_SELECT 12 #define GPIO3_INTERRUPT_ENABLE 11 @@ -237,7 +237,7 @@ struct net2280_regs { /* usb control, BAR0 + 0x0080 */ struct net2280_usb_regs { - // offset 0x0080 + /* offset 0x0080 */ u32 stdrsp; #define STALL_UNSUPPORTED_REQUESTS 31 #define SET_TEST_MODE 16 @@ -275,7 +275,7 @@ struct net2280_usb_regs { #define PME_WAKEUP_ENABLE 2 #define DEVICE_REMOTE_WAKEUP_ENABLE 1 #define SELF_POWERED_STATUS 0 - // offset 0x0090 + /* offset 0x0090 */ u32 usbstat; #define HIGH_SPEED 7 #define FULL_SPEED 6 @@ -291,7 +291,7 @@ struct net2280_usb_regs { #define TERMINATION_SELECT 0 u32 setup0123; u32 setup4567; - // offset 0x0090 + /* offset 0x0090 */ u32 _unused0; u32 ouraddr; #define FORCE_IMMEDIATE 7 @@ -301,7 +301,7 @@ struct net2280_usb_regs { /* pci control, BAR0 + 0x0100 */ struct net2280_pci_regs { - // offset 0x0100 + /* offset 0x0100 */ u32 pcimstctl; #define PCI_ARBITER_PARK_SELECT 13 #define PCI_MULTI LEVEL_ARBITER 12 @@ -331,7 +331,7 @@ struct net2280_pci_regs { * that can be loaded into some of these registers. */ struct net2280_dma_regs { /* [11.7] */ - // offset 0x0180, 0x01a0, 0x01c0, 0x01e0, + /* offset 0x0180, 0x01a0, 0x01c0, 0x01e0, */ u32 dmactl; #define DMA_SCATTER_GATHER_DONE_INTERRUPT_ENABLE 25 #define DMA_CLEAR_COUNT_ENABLE 21 @@ -355,7 +355,7 @@ struct net2280_dma_regs { /* [11.7] */ #define DMA_ABORT 1 #define DMA_START 0 u32 _unused0 [2]; - // offset 0x0190, 0x01b0, 0x01d0, 0x01f0, + /* offset 0x0190, 0x01b0, 0x01d0, 0x01f0, */ u32 dmacount; #define VALID_BIT 31 #define DMA_DIRECTION 30 @@ -371,9 +371,9 @@ struct net2280_dma_regs { /* [11.7] */ /* dedicated endpoint registers, BAR0 + 0x0200 */ struct net2280_dep_regs { /* [11.8] */ - // offset 0x0200, 0x0210, 0x220, 0x230, 0x240 + /* offset 0x0200, 0x0210, 0x220, 0x230, 0x240 */ u32 dep_cfg; - // offset 0x0204, 0x0214, 0x224, 0x234, 0x244 + /* offset 0x0204, 0x0214, 0x224, 0x234, 0x244 */ u32 dep_rsp; u32 _unused [2]; } __attribute__ ((packed)); @@ -383,7 +383,7 @@ struct net2280_dep_regs { /* [11.8] */ * ep0 reserved for control; E and F have only 64 bytes of fifo */ struct net2280_ep_regs { /* [11.9] */ - // offset 0x0300, 0x0320, 0x0340, 0x0360, 0x0380, 0x03a0, 0x03c0 + /* offset 0x0300, 0x0320, 0x0340, 0x0360, 0x0380, 0x03a0, 0x03c0 */ u32 ep_cfg; #define ENDPOINT_BYTE_COUNT 16 #define ENDPOINT_ENABLE 10 @@ -435,7 +435,7 @@ struct net2280_ep_regs { /* [11.9] */ #define DATA_PACKET_TRANSMITTED_INTERRUPT 2 #define DATA_OUT_PING_TOKEN_INTERRUPT 1 #define DATA_IN_TOKEN_INTERRUPT 0 - // offset 0x0310, 0x0330, 0x0350, 0x0370, 0x0390, 0x03b0, 0x03d0 + /* offset 0x0310, 0x0330, 0x0350, 0x0370, 0x0390, 0x03b0, 0x03d0 */ u32 ep_avail; u32 ep_data; u32 _unused0 [2]; diff --git a/include/linux/usb/otg.h b/include/linux/usb/otg.h index 9897f7a818c5..e007074ebe41 100644 --- a/include/linux/usb/otg.h +++ b/include/linux/usb/otg.h @@ -1,4 +1,4 @@ -// include/linux/usb/otg.h +/* USB OTG (On The Go) defines */ /* * These APIs may be used between USB controllers. USB device drivers diff --git a/include/linux/usb/rndis_host.h b/include/linux/usb/rndis_host.h new file mode 100644 index 000000000000..edc1d4a0e272 --- /dev/null +++ b/include/linux/usb/rndis_host.h @@ -0,0 +1,274 @@ +/* + * Host Side support for RNDIS Networking Links + * Copyright (C) 2005 by David Brownell + * + * 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 __RNDIS_HOST_H +#define __RNDIS_HOST_H + + +/* + * CONTROL uses CDC "encapsulated commands" with funky notifications. + * - control-out: SEND_ENCAPSULATED + * - interrupt-in: RESPONSE_AVAILABLE + * - control-in: GET_ENCAPSULATED + * + * We'll try to ignore the RESPONSE_AVAILABLE notifications. + * + * REVISIT some RNDIS implementations seem to have curious issues still + * to be resolved. + */ +struct rndis_msg_hdr { + __le32 msg_type; /* RNDIS_MSG_* */ + __le32 msg_len; + // followed by data that varies between messages + __le32 request_id; + __le32 status; + // ... and more +} __attribute__ ((packed)); + +/* MS-Windows uses this strange size, but RNDIS spec says 1024 minimum */ +#define CONTROL_BUFFER_SIZE 1025 + +/* RNDIS defines an (absurdly huge) 10 second control timeout, + * but ActiveSync seems to use a more usual 5 second timeout + * (which matches the USB 2.0 spec). + */ +#define RNDIS_CONTROL_TIMEOUT_MS (5 * 1000) + + +#define ccpu2 __constant_cpu_to_le32 + +#define RNDIS_MSG_COMPLETION ccpu2(0x80000000) + +/* codes for "msg_type" field of rndis messages; + * only the data channel uses packet messages (maybe batched); + * everything else goes on the control channel. + */ +#define RNDIS_MSG_PACKET ccpu2(0x00000001) /* 1-N packets */ +#define RNDIS_MSG_INIT ccpu2(0x00000002) +#define RNDIS_MSG_INIT_C (RNDIS_MSG_INIT|RNDIS_MSG_COMPLETION) +#define RNDIS_MSG_HALT ccpu2(0x00000003) +#define RNDIS_MSG_QUERY ccpu2(0x00000004) +#define RNDIS_MSG_QUERY_C (RNDIS_MSG_QUERY|RNDIS_MSG_COMPLETION) +#define RNDIS_MSG_SET ccpu2(0x00000005) +#define RNDIS_MSG_SET_C (RNDIS_MSG_SET|RNDIS_MSG_COMPLETION) +#define RNDIS_MSG_RESET ccpu2(0x00000006) +#define RNDIS_MSG_RESET_C (RNDIS_MSG_RESET|RNDIS_MSG_COMPLETION) +#define RNDIS_MSG_INDICATE ccpu2(0x00000007) +#define RNDIS_MSG_KEEPALIVE ccpu2(0x00000008) +#define RNDIS_MSG_KEEPALIVE_C (RNDIS_MSG_KEEPALIVE|RNDIS_MSG_COMPLETION) + +/* codes for "status" field of completion messages */ +#define RNDIS_STATUS_SUCCESS ccpu2(0x00000000) +#define RNDIS_STATUS_FAILURE ccpu2(0xc0000001) +#define RNDIS_STATUS_INVALID_DATA ccpu2(0xc0010015) +#define RNDIS_STATUS_NOT_SUPPORTED ccpu2(0xc00000bb) +#define RNDIS_STATUS_MEDIA_CONNECT ccpu2(0x4001000b) +#define RNDIS_STATUS_MEDIA_DISCONNECT ccpu2(0x4001000c) + +/* codes for OID_GEN_PHYSICAL_MEDIUM */ +#define RNDIS_PHYSICAL_MEDIUM_UNSPECIFIED ccpu2(0x00000000) +#define RNDIS_PHYSICAL_MEDIUM_WIRELESS_LAN ccpu2(0x00000001) +#define RNDIS_PHYSICAL_MEDIUM_CABLE_MODEM ccpu2(0x00000002) +#define RNDIS_PHYSICAL_MEDIUM_PHONE_LINE ccpu2(0x00000003) +#define RNDIS_PHYSICAL_MEDIUM_POWER_LINE ccpu2(0x00000004) +#define RNDIS_PHYSICAL_MEDIUM_DSL ccpu2(0x00000005) +#define RNDIS_PHYSICAL_MEDIUM_FIBRE_CHANNEL ccpu2(0x00000006) +#define RNDIS_PHYSICAL_MEDIUM_1394 ccpu2(0x00000007) +#define RNDIS_PHYSICAL_MEDIUM_WIRELESS_WAN ccpu2(0x00000008) +#define RNDIS_PHYSICAL_MEDIUM_MAX ccpu2(0x00000009) + +struct rndis_data_hdr { + __le32 msg_type; /* RNDIS_MSG_PACKET */ + __le32 msg_len; // rndis_data_hdr + data_len + pad + __le32 data_offset; // 36 -- right after header + __le32 data_len; // ... real packet size + + __le32 oob_data_offset; // zero + __le32 oob_data_len; // zero + __le32 num_oob; // zero + __le32 packet_data_offset; // zero + + __le32 packet_data_len; // zero + __le32 vc_handle; // zero + __le32 reserved; // zero +} __attribute__ ((packed)); + +struct rndis_init { /* OUT */ + // header and: + __le32 msg_type; /* RNDIS_MSG_INIT */ + __le32 msg_len; // 24 + __le32 request_id; + __le32 major_version; // of rndis (1.0) + __le32 minor_version; + __le32 max_transfer_size; +} __attribute__ ((packed)); + +struct rndis_init_c { /* IN */ + // header and: + __le32 msg_type; /* RNDIS_MSG_INIT_C */ + __le32 msg_len; + __le32 request_id; + __le32 status; + __le32 major_version; // of rndis (1.0) + __le32 minor_version; + __le32 device_flags; + __le32 medium; // zero == 802.3 + __le32 max_packets_per_message; + __le32 max_transfer_size; + __le32 packet_alignment; // max 7; (1<<n) bytes + __le32 af_list_offset; // zero + __le32 af_list_size; // zero +} __attribute__ ((packed)); + +struct rndis_halt { /* OUT (no reply) */ + // header and: + __le32 msg_type; /* RNDIS_MSG_HALT */ + __le32 msg_len; + __le32 request_id; +} __attribute__ ((packed)); + +struct rndis_query { /* OUT */ + // header and: + __le32 msg_type; /* RNDIS_MSG_QUERY */ + __le32 msg_len; + __le32 request_id; + __le32 oid; + __le32 len; + __le32 offset; +/*?*/ __le32 handle; // zero +} __attribute__ ((packed)); + +struct rndis_query_c { /* IN */ + // header and: + __le32 msg_type; /* RNDIS_MSG_QUERY_C */ + __le32 msg_len; + __le32 request_id; + __le32 status; + __le32 len; + __le32 offset; +} __attribute__ ((packed)); + +struct rndis_set { /* OUT */ + // header and: + __le32 msg_type; /* RNDIS_MSG_SET */ + __le32 msg_len; + __le32 request_id; + __le32 oid; + __le32 len; + __le32 offset; +/*?*/ __le32 handle; // zero +} __attribute__ ((packed)); + +struct rndis_set_c { /* IN */ + // header and: + __le32 msg_type; /* RNDIS_MSG_SET_C */ + __le32 msg_len; + __le32 request_id; + __le32 status; +} __attribute__ ((packed)); + +struct rndis_reset { /* IN */ + // header and: + __le32 msg_type; /* RNDIS_MSG_RESET */ + __le32 msg_len; + __le32 reserved; +} __attribute__ ((packed)); + +struct rndis_reset_c { /* OUT */ + // header and: + __le32 msg_type; /* RNDIS_MSG_RESET_C */ + __le32 msg_len; + __le32 status; + __le32 addressing_lost; +} __attribute__ ((packed)); + +struct rndis_indicate { /* IN (unrequested) */ + // header and: + __le32 msg_type; /* RNDIS_MSG_INDICATE */ + __le32 msg_len; + __le32 status; + __le32 length; + __le32 offset; +/**/ __le32 diag_status; + __le32 error_offset; +/**/ __le32 message; +} __attribute__ ((packed)); + +struct rndis_keepalive { /* OUT (optionally IN) */ + // header and: + __le32 msg_type; /* RNDIS_MSG_KEEPALIVE */ + __le32 msg_len; + __le32 request_id; +} __attribute__ ((packed)); + +struct rndis_keepalive_c { /* IN (optionally OUT) */ + // header and: + __le32 msg_type; /* RNDIS_MSG_KEEPALIVE_C */ + __le32 msg_len; + __le32 request_id; + __le32 status; +} __attribute__ ((packed)); + +/* NOTE: about 30 OIDs are "mandatory" for peripherals to support ... and + * there are gobs more that may optionally be supported. We'll avoid as much + * of that mess as possible. + */ +#define OID_802_3_PERMANENT_ADDRESS ccpu2(0x01010101) +#define OID_GEN_MAXIMUM_FRAME_SIZE ccpu2(0x00010106) +#define OID_GEN_CURRENT_PACKET_FILTER ccpu2(0x0001010e) +#define OID_GEN_PHYSICAL_MEDIUM ccpu2(0x00010202) + +/* packet filter bits used by OID_GEN_CURRENT_PACKET_FILTER */ +#define RNDIS_PACKET_TYPE_DIRECTED ccpu2(0x00000001) +#define RNDIS_PACKET_TYPE_MULTICAST ccpu2(0x00000002) +#define RNDIS_PACKET_TYPE_ALL_MULTICAST ccpu2(0x00000004) +#define RNDIS_PACKET_TYPE_BROADCAST ccpu2(0x00000008) +#define RNDIS_PACKET_TYPE_SOURCE_ROUTING ccpu2(0x00000010) +#define RNDIS_PACKET_TYPE_PROMISCUOUS ccpu2(0x00000020) +#define RNDIS_PACKET_TYPE_SMT ccpu2(0x00000040) +#define RNDIS_PACKET_TYPE_ALL_LOCAL ccpu2(0x00000080) +#define RNDIS_PACKET_TYPE_GROUP ccpu2(0x00001000) +#define RNDIS_PACKET_TYPE_ALL_FUNCTIONAL ccpu2(0x00002000) +#define RNDIS_PACKET_TYPE_FUNCTIONAL ccpu2(0x00004000) +#define RNDIS_PACKET_TYPE_MAC_FRAME ccpu2(0x00008000) + +/* default filter used with RNDIS devices */ +#define RNDIS_DEFAULT_FILTER ( \ + RNDIS_PACKET_TYPE_DIRECTED | \ + RNDIS_PACKET_TYPE_BROADCAST | \ + RNDIS_PACKET_TYPE_ALL_MULTICAST | \ + RNDIS_PACKET_TYPE_PROMISCUOUS) + +/* Flags to require specific physical medium type for generic_rndis_bind() */ +#define FLAG_RNDIS_PHYM_NOT_WIRELESS 0x0001 +#define FLAG_RNDIS_PHYM_WIRELESS 0x0002 + + +extern void rndis_status(struct usbnet *dev, struct urb *urb); +extern int rndis_command(struct usbnet *dev, struct rndis_msg_hdr *buf); +extern int +generic_rndis_bind(struct usbnet *dev, struct usb_interface *intf, int flags); +extern void rndis_unbind(struct usbnet *dev, struct usb_interface *intf); +extern int rndis_rx_fixup(struct usbnet *dev, struct sk_buff *skb); +extern struct sk_buff * +rndis_tx_fixup(struct usbnet *dev, struct sk_buff *skb, gfp_t flags); + +#endif /* __RNDIS_HOST_H */ + diff --git a/include/linux/usb/serial.h b/include/linux/usb/serial.h index 488ce128885c..21b4a1c6f585 100644 --- a/include/linux/usb/serial.h +++ b/include/linux/usb/serial.h @@ -20,7 +20,8 @@ #define SERIAL_TTY_MAJOR 188 /* Nice legal number now */ #define SERIAL_TTY_MINORS 255 /* loads of devices :) */ -#define MAX_NUM_PORTS 8 /* The maximum number of ports one device can grab at once */ +/* The maximum number of ports one device can grab at once */ +#define MAX_NUM_PORTS 8 /* parity check flag */ #define RELEVANT_IFLAG(iflag) (iflag & (IGNBRK|BRKINT|IGNPAR|PARMRK|INPCK)) @@ -61,29 +62,29 @@ * ports of a device. */ struct usb_serial_port { - struct usb_serial * serial; - struct tty_struct * tty; + struct usb_serial *serial; + struct tty_struct *tty; spinlock_t lock; struct mutex mutex; unsigned char number; - unsigned char * interrupt_in_buffer; - struct urb * interrupt_in_urb; + unsigned char *interrupt_in_buffer; + struct urb *interrupt_in_urb; __u8 interrupt_in_endpointAddress; - unsigned char * interrupt_out_buffer; + unsigned char *interrupt_out_buffer; int interrupt_out_size; - struct urb * interrupt_out_urb; + struct urb *interrupt_out_urb; __u8 interrupt_out_endpointAddress; - unsigned char * bulk_in_buffer; + unsigned char *bulk_in_buffer; int bulk_in_size; - struct urb * read_urb; + struct urb *read_urb; __u8 bulk_in_endpointAddress; - unsigned char * bulk_out_buffer; + unsigned char *bulk_out_buffer; int bulk_out_size; - struct urb * write_urb; + struct urb *write_urb; int write_urb_busy; __u8 bulk_out_endpointAddress; @@ -92,17 +93,19 @@ struct usb_serial_port { int open_count; char throttled; char throttle_req; + char console; struct device dev; }; #define to_usb_serial_port(d) container_of(d, struct usb_serial_port, dev) /* get and set the port private data pointer helper functions */ -static inline void *usb_get_serial_port_data (struct usb_serial_port *port) +static inline void *usb_get_serial_port_data(struct usb_serial_port *port) { return dev_get_drvdata(&port->dev); } -static inline void usb_set_serial_port_data (struct usb_serial_port *port, void *data) +static inline void usb_set_serial_port_data(struct usb_serial_port *port, + void *data) { dev_set_drvdata(&port->dev, data); } @@ -125,9 +128,10 @@ static inline void usb_set_serial_port_data (struct usb_serial_port *port, void * usb_set_serial_data() to access this. */ struct usb_serial { - struct usb_device * dev; - struct usb_serial_driver * type; - struct usb_interface * interface; + struct usb_device *dev; + struct usb_serial_driver *type; + struct usb_interface *interface; + unsigned char disconnected; unsigned char minor; unsigned char num_ports; unsigned char num_port_pointers; @@ -135,29 +139,30 @@ struct usb_serial { char num_interrupt_out; char num_bulk_in; char num_bulk_out; - struct usb_serial_port * port[MAX_NUM_PORTS]; + struct usb_serial_port *port[MAX_NUM_PORTS]; struct kref kref; - void * private; + struct mutex disc_mutex; + void *private; }; #define to_usb_serial(d) container_of(d, struct usb_serial, kref) #define NUM_DONT_CARE 99 /* get and set the serial private data pointer helper functions */ -static inline void *usb_get_serial_data (struct usb_serial *serial) +static inline void *usb_get_serial_data(struct usb_serial *serial) { return serial->private; } -static inline void usb_set_serial_data (struct usb_serial *serial, void *data) +static inline void usb_set_serial_data(struct usb_serial *serial, void *data) { serial->private = data; } /** * usb_serial_driver - describes a usb serial driver - * @description: pointer to a string that describes this driver. This string used - * in the syslog messages when a device is inserted or removed. + * @description: pointer to a string that describes this driver. This string + * used in the syslog messages when a device is inserted or removed. * @id_table: pointer to a list of usb_device_id structures that define all * of the devices this structure can support. * @num_interrupt_in: If a device doesn't have this many interrupt-in @@ -218,82 +223,91 @@ struct usb_serial_driver { struct usb_driver *usb_driver; struct usb_dynids dynids; - int (*probe) (struct usb_serial *serial, const struct usb_device_id *id); - int (*attach) (struct usb_serial *serial); + int (*probe)(struct usb_serial *serial, const struct usb_device_id *id); + int (*attach)(struct usb_serial *serial); int (*calc_num_ports) (struct usb_serial *serial); - void (*shutdown) (struct usb_serial *serial); + void (*shutdown)(struct usb_serial *serial); - int (*port_probe) (struct usb_serial_port *port); - int (*port_remove) (struct usb_serial_port *port); + int (*port_probe)(struct usb_serial_port *port); + int (*port_remove)(struct usb_serial_port *port); - int (*suspend) (struct usb_serial *serial, pm_message_t message); - int (*resume) (struct usb_serial *serial); + int (*suspend)(struct usb_serial *serial, pm_message_t message); + int (*resume)(struct usb_serial *serial); /* serial function calls */ - int (*open) (struct usb_serial_port *port, struct file * filp); - void (*close) (struct usb_serial_port *port, struct file * filp); - int (*write) (struct usb_serial_port *port, const unsigned char *buf, int count); - int (*write_room) (struct usb_serial_port *port); - int (*ioctl) (struct usb_serial_port *port, struct file * file, unsigned int cmd, unsigned long arg); - void (*set_termios) (struct usb_serial_port *port, struct ktermios * old); - void (*break_ctl) (struct usb_serial_port *port, int break_state); - int (*chars_in_buffer) (struct usb_serial_port *port); - void (*throttle) (struct usb_serial_port *port); - void (*unthrottle) (struct usb_serial_port *port); - int (*tiocmget) (struct usb_serial_port *port, struct file *file); - int (*tiocmset) (struct usb_serial_port *port, struct file *file, unsigned int set, unsigned int clear); + int (*open)(struct usb_serial_port *port, struct file *filp); + void (*close)(struct usb_serial_port *port, struct file *filp); + int (*write)(struct usb_serial_port *port, const unsigned char *buf, + int count); + int (*write_room)(struct usb_serial_port *port); + int (*ioctl)(struct usb_serial_port *port, struct file *file, + unsigned int cmd, unsigned long arg); + void (*set_termios)(struct usb_serial_port *port, struct ktermios *old); + void (*break_ctl)(struct usb_serial_port *port, int break_state); + int (*chars_in_buffer)(struct usb_serial_port *port); + void (*throttle)(struct usb_serial_port *port); + void (*unthrottle)(struct usb_serial_port *port); + int (*tiocmget)(struct usb_serial_port *port, struct file *file); + int (*tiocmset)(struct usb_serial_port *port, struct file *file, + unsigned int set, unsigned int clear); void (*read_int_callback)(struct urb *urb); void (*write_int_callback)(struct urb *urb); void (*read_bulk_callback)(struct urb *urb); void (*write_bulk_callback)(struct urb *urb); }; -#define to_usb_serial_driver(d) container_of(d, struct usb_serial_driver, driver) +#define to_usb_serial_driver(d) \ + container_of(d, struct usb_serial_driver, driver) extern int usb_serial_register(struct usb_serial_driver *driver); extern void usb_serial_deregister(struct usb_serial_driver *driver); extern void usb_serial_port_softint(struct usb_serial_port *port); -extern int usb_serial_probe(struct usb_interface *iface, const struct usb_device_id *id); +extern int usb_serial_probe(struct usb_interface *iface, + const struct usb_device_id *id); extern void usb_serial_disconnect(struct usb_interface *iface); extern int usb_serial_suspend(struct usb_interface *intf, pm_message_t message); extern int usb_serial_resume(struct usb_interface *intf); -extern int ezusb_writememory (struct usb_serial *serial, int address, unsigned char *data, int length, __u8 bRequest); -extern int ezusb_set_reset (struct usb_serial *serial, unsigned char reset_bit); +extern int ezusb_writememory(struct usb_serial *serial, int address, + unsigned char *data, int length, __u8 bRequest); +extern int ezusb_set_reset(struct usb_serial *serial, unsigned char reset_bit); /* USB Serial console functions */ #ifdef CONFIG_USB_SERIAL_CONSOLE -extern void usb_serial_console_init (int debug, int minor); -extern void usb_serial_console_exit (void); +extern void usb_serial_console_init(int debug, int minor); +extern void usb_serial_console_exit(void); extern void usb_serial_console_disconnect(struct usb_serial *serial); #else -static inline void usb_serial_console_init (int debug, int minor) { } -static inline void usb_serial_console_exit (void) { } +static inline void usb_serial_console_init(int debug, int minor) { } +static inline void usb_serial_console_exit(void) { } static inline void usb_serial_console_disconnect(struct usb_serial *serial) {} #endif /* Functions needed by other parts of the usbserial core */ -extern struct usb_serial *usb_serial_get_by_index (unsigned int minor); +extern struct usb_serial *usb_serial_get_by_index(unsigned int minor); extern void usb_serial_put(struct usb_serial *serial); -extern int usb_serial_generic_open (struct usb_serial_port *port, struct file *filp); -extern int usb_serial_generic_write (struct usb_serial_port *port, const unsigned char *buf, int count); -extern void usb_serial_generic_close (struct usb_serial_port *port, struct file *filp); -extern int usb_serial_generic_resume (struct usb_serial *serial); -extern int usb_serial_generic_write_room (struct usb_serial_port *port); -extern int usb_serial_generic_chars_in_buffer (struct usb_serial_port *port); -extern void usb_serial_generic_read_bulk_callback (struct urb *urb); -extern void usb_serial_generic_write_bulk_callback (struct urb *urb); -extern void usb_serial_generic_throttle (struct usb_serial_port *port); -extern void usb_serial_generic_unthrottle (struct usb_serial_port *port); -extern void usb_serial_generic_shutdown (struct usb_serial *serial); -extern int usb_serial_generic_register (int debug); -extern void usb_serial_generic_deregister (void); - -extern int usb_serial_bus_register (struct usb_serial_driver *device); -extern void usb_serial_bus_deregister (struct usb_serial_driver *device); +extern int usb_serial_generic_open(struct usb_serial_port *port, + struct file *filp); +extern int usb_serial_generic_write(struct usb_serial_port *port, + const unsigned char *buf, int count); +extern void usb_serial_generic_close(struct usb_serial_port *port, + struct file *filp); +extern int usb_serial_generic_resume(struct usb_serial *serial); +extern int usb_serial_generic_write_room(struct usb_serial_port *port); +extern int usb_serial_generic_chars_in_buffer(struct usb_serial_port *port); +extern void usb_serial_generic_read_bulk_callback(struct urb *urb); +extern void usb_serial_generic_write_bulk_callback(struct urb *urb); +extern void usb_serial_generic_throttle(struct usb_serial_port *port); +extern void usb_serial_generic_unthrottle(struct usb_serial_port *port); +extern void usb_serial_generic_shutdown(struct usb_serial *serial); +extern int usb_serial_generic_register(int debug); +extern void usb_serial_generic_deregister(void); + +extern int usb_serial_bus_register(struct usb_serial_driver *device); +extern void usb_serial_bus_deregister(struct usb_serial_driver *device); extern struct usb_serial_driver usb_serial_generic_device; extern struct bus_type usb_serial_bus_type; @@ -307,16 +321,22 @@ static inline void usb_serial_debug_data(int debug, int i; if (debug) { - dev_printk(KERN_DEBUG, dev, "%s - length = %d, data = ", function, size); + dev_printk(KERN_DEBUG, dev, "%s - length = %d, data = ", + function, size); for (i = 0; i < size; ++i) - printk ("%.2x ", data[i]); - printk ("\n"); + printk("%.2x ", data[i]); + printk("\n"); } } /* Use our own dbg macro */ #undef dbg -#define dbg(format, arg...) do { if (debug) printk(KERN_DEBUG "%s: " format "\n" , __FILE__ , ## arg); } while (0) +#define dbg(format, arg...) \ + do { \ + if (debug) \ + printk(KERN_DEBUG "%s: " format "\n" , __FILE__ , \ + ## arg); \ + } while (0) diff --git a/include/linux/usb/sl811.h b/include/linux/usb/sl811.h index 397ee3b3d7f3..877373da410d 100644 --- a/include/linux/usb/sl811.h +++ b/include/linux/usb/sl811.h @@ -19,8 +19,8 @@ struct sl811_platform_data { /* pulse sl811 nRST (probably with a GPIO) */ void (*reset)(struct device *dev); - // some boards need something like these: - // int (*check_overcurrent)(struct device *dev); - // void (*clock_enable)(struct device *dev, int is_on); + /* some boards need something like these: */ + /* int (*check_overcurrent)(struct device *dev); */ + /* void (*clock_enable)(struct device *dev, int is_on); */ }; diff --git a/include/linux/usb/usbnet.h b/include/linux/usb/usbnet.h new file mode 100644 index 000000000000..e0501da3dd11 --- /dev/null +++ b/include/linux/usb/usbnet.h @@ -0,0 +1,214 @@ +/* + * USB Networking Link Interface + * + * Copyright (C) 2000-2005 by David Brownell <dbrownell@users.sourceforge.net> + * Copyright (C) 2003-2005 David Hollis <dhollis@davehollis.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 __USBNET_H +#define __USBNET_H + + +/* interface from usbnet core to each USB networking link we handle */ +struct usbnet { + /* housekeeping */ + struct usb_device *udev; + struct usb_interface *intf; + struct driver_info *driver_info; + const char *driver_name; + void *driver_priv; + wait_queue_head_t *wait; + struct mutex phy_mutex; + unsigned char suspend_count; + + /* i/o info: pipes etc */ + unsigned in, out; + struct usb_host_endpoint *status; + unsigned maxpacket; + struct timer_list delay; + + /* protocol/interface state */ + struct net_device *net; + struct net_device_stats stats; + int msg_enable; + unsigned long data [5]; + u32 xid; + u32 hard_mtu; /* count any extra framing */ + size_t rx_urb_size; /* size for rx urbs */ + struct mii_if_info mii; + + /* various kinds of pending driver work */ + struct sk_buff_head rxq; + struct sk_buff_head txq; + struct sk_buff_head done; + struct urb *interrupt; + struct tasklet_struct bh; + + struct work_struct kevent; + unsigned long flags; +# define EVENT_TX_HALT 0 +# define EVENT_RX_HALT 1 +# define EVENT_RX_MEMORY 2 +# define EVENT_STS_SPLIT 3 +# define EVENT_LINK_RESET 4 +}; + +static inline struct usb_driver *driver_of(struct usb_interface *intf) +{ + return to_usb_driver(intf->dev.driver); +} + +/* interface from the device/framing level "minidriver" to core */ +struct driver_info { + char *description; + + int flags; +/* framing is CDC Ethernet, not writing ZLPs (hw issues), or optionally: */ +#define FLAG_FRAMING_NC 0x0001 /* guard against device dropouts */ +#define FLAG_FRAMING_GL 0x0002 /* genelink batches packets */ +#define FLAG_FRAMING_Z 0x0004 /* zaurus adds a trailer */ +#define FLAG_FRAMING_RN 0x0008 /* RNDIS batches, plus huge header */ + +#define FLAG_NO_SETINT 0x0010 /* device can't set_interface() */ +#define FLAG_ETHER 0x0020 /* maybe use "eth%d" names */ + +#define FLAG_FRAMING_AX 0x0040 /* AX88772/178 packets */ +#define FLAG_WLAN 0x0080 /* use "wlan%d" names */ + + + /* init device ... can sleep, or cause probe() failure */ + int (*bind)(struct usbnet *, struct usb_interface *); + + /* cleanup device ... can sleep, but can't fail */ + void (*unbind)(struct usbnet *, struct usb_interface *); + + /* reset device ... can sleep */ + int (*reset)(struct usbnet *); + + /* see if peer is connected ... can sleep */ + int (*check_connect)(struct usbnet *); + + /* for status polling */ + void (*status)(struct usbnet *, struct urb *); + + /* link reset handling, called from defer_kevent */ + int (*link_reset)(struct usbnet *); + + /* fixup rx packet (strip framing) */ + int (*rx_fixup)(struct usbnet *dev, struct sk_buff *skb); + + /* fixup tx packet (add framing) */ + struct sk_buff *(*tx_fixup)(struct usbnet *dev, + struct sk_buff *skb, gfp_t flags); + + /* early initialization code, can sleep. This is for minidrivers + * having 'subminidrivers' that need to do extra initialization + * right after minidriver have initialized hardware. */ + int (*early_init)(struct usbnet *dev); + + /* called by minidriver when link state changes, state: 0=disconnect, + * 1=connect */ + void (*link_change)(struct usbnet *dev, int state); + + /* for new devices, use the descriptor-reading code instead */ + int in; /* rx endpoint */ + int out; /* tx endpoint */ + + unsigned long data; /* Misc driver specific data */ +}; + +/* Minidrivers are just drivers using the "usbnet" core as a powerful + * network-specific subroutine library ... that happens to do pretty + * much everything except custom framing and chip-specific stuff. + */ +extern int usbnet_probe(struct usb_interface *, const struct usb_device_id *); +extern int usbnet_suspend (struct usb_interface *, pm_message_t ); +extern int usbnet_resume (struct usb_interface *); +extern void usbnet_disconnect(struct usb_interface *); + + +/* Drivers that reuse some of the standard USB CDC infrastructure + * (notably, using multiple interfaces according to the CDC + * union descriptor) get some helper code. + */ +struct cdc_state { + struct usb_cdc_header_desc *header; + struct usb_cdc_union_desc *u; + struct usb_cdc_ether_desc *ether; + struct usb_interface *control; + struct usb_interface *data; +}; + +extern int usbnet_generic_cdc_bind (struct usbnet *, struct usb_interface *); +extern void usbnet_cdc_unbind (struct usbnet *, struct usb_interface *); + +/* CDC and RNDIS support the same host-chosen packet filters for IN transfers */ +#define DEFAULT_FILTER (USB_CDC_PACKET_TYPE_BROADCAST \ + |USB_CDC_PACKET_TYPE_ALL_MULTICAST \ + |USB_CDC_PACKET_TYPE_PROMISCUOUS \ + |USB_CDC_PACKET_TYPE_DIRECTED) + + +/* we record the state for each of our queued skbs */ +enum skb_state { + illegal = 0, + tx_start, tx_done, + rx_start, rx_done, rx_cleanup +}; + +struct skb_data { /* skb->cb is one of these */ + struct urb *urb; + struct usbnet *dev; + enum skb_state state; + size_t length; +}; + + +extern int usbnet_get_endpoints(struct usbnet *, struct usb_interface *); +extern void usbnet_defer_kevent (struct usbnet *, int); +extern void usbnet_skb_return (struct usbnet *, struct sk_buff *); +extern void usbnet_unlink_rx_urbs(struct usbnet *); + +extern int usbnet_get_settings (struct net_device *net, struct ethtool_cmd *cmd); +extern int usbnet_set_settings (struct net_device *net, struct ethtool_cmd *cmd); +extern u32 usbnet_get_link (struct net_device *net); +extern u32 usbnet_get_msglevel (struct net_device *); +extern void usbnet_set_msglevel (struct net_device *, u32); +extern void usbnet_get_drvinfo (struct net_device *, struct ethtool_drvinfo *); +extern int usbnet_nway_reset(struct net_device *net); + +/* messaging support includes the interface name, so it must not be + * used before it has one ... notably, in minidriver bind() calls. + */ +#ifdef DEBUG +#define devdbg(usbnet, fmt, arg...) \ + printk(KERN_DEBUG "%s: " fmt "\n" , (usbnet)->net->name , ## arg) +#else +#define devdbg(usbnet, fmt, arg...) do {} while(0) +#endif + +#define deverr(usbnet, fmt, arg...) \ + printk(KERN_ERR "%s: " fmt "\n" , (usbnet)->net->name , ## arg) +#define devwarn(usbnet, fmt, arg...) \ + printk(KERN_WARNING "%s: " fmt "\n" , (usbnet)->net->name , ## arg) + +#define devinfo(usbnet, fmt, arg...) \ + printk(KERN_INFO "%s: " fmt "\n" , (usbnet)->net->name , ## arg); \ + + +#endif /* __USBNET_H */ diff --git a/include/linux/usb_usual.h b/include/linux/usb_usual.h index a417b09b8b3d..cee0623b3c7b 100644 --- a/include/linux/usb_usual.h +++ b/include/linux/usb_usual.h @@ -80,10 +80,9 @@ enum { US_DO_ALL_FLAGS }; #define US_SC_UFI 0x04 /* Floppy */ #define US_SC_8070 0x05 /* Removable media */ #define US_SC_SCSI 0x06 /* Transparent */ -#define US_SC_ISD200 0x07 /* ISD200 ATA */ -#define US_SC_MIN US_SC_RBC -#define US_SC_MAX US_SC_ISD200 +#define US_SC_LOCKABLE 0x07 /* Password-protected */ +#define US_SC_ISD200 0xf0 /* ISD200 ATA */ #define US_SC_DEVICE 0xff /* Use device's value */ /* Protocols */ diff --git a/include/linux/usbdevice_fs.h b/include/linux/usbdevice_fs.h index 8ca5a7fbc9ec..17cb108b7db0 100644 --- a/include/linux/usbdevice_fs.h +++ b/include/linux/usbdevice_fs.h @@ -104,7 +104,7 @@ struct usbdevfs_urb { int error_count; unsigned int signr; /* signal to be sent on completion, or 0 if none should be sent. */ - void *usercontext; + void __user *usercontext; struct usbdevfs_iso_packet_desc iso_frame_desc[0]; }; diff --git a/include/linux/virtio.h b/include/linux/virtio.h index 14e1379876d3..260d1fcf29a4 100644 --- a/include/linux/virtio.h +++ b/include/linux/virtio.h @@ -11,15 +11,13 @@ /** * virtqueue - a queue to register buffers for sending or receiving. * @callback: the function to call when buffers are consumed (can be NULL). - * If this returns false, callbacks are suppressed until vq_ops->restart - * is called. * @vdev: the virtio device this queue was created for. * @vq_ops: the operations for this virtqueue (see below). * @priv: a pointer for the virtqueue implementation to use. */ struct virtqueue { - bool (*callback)(struct virtqueue *vq); + void (*callback)(struct virtqueue *vq); struct virtio_device *vdev; struct virtqueue_ops *vq_ops; void *priv; @@ -41,13 +39,12 @@ struct virtqueue * vq: the struct virtqueue we're talking about. * len: the length written into the buffer * Returns NULL or the "data" token handed to add_buf. - * @restart: restart callbacks after callback returned false. + * @disable_cb: disable callbacks + * vq: the struct virtqueue we're talking about. + * @enable_cb: restart callbacks after disable_cb. * vq: the struct virtqueue we're talking about. * This returns "false" (and doesn't re-enable) if there are pending * buffers in the queue, to avoid a race. - * @shutdown: "unadd" all buffers. - * vq: the struct virtqueue we're talking about. - * Remove everything from the queue. * * Locking rules are straightforward: the driver is responsible for * locking. No two operations may be invoked simultaneously. @@ -65,9 +62,8 @@ struct virtqueue_ops { void *(*get_buf)(struct virtqueue *vq, unsigned int *len); - bool (*restart)(struct virtqueue *vq); - - void (*shutdown)(struct virtqueue *vq); + void (*disable_cb)(struct virtqueue *vq); + bool (*enable_cb)(struct virtqueue *vq); }; /** @@ -97,12 +93,15 @@ void unregister_virtio_device(struct virtio_device *dev); * @probe: the function to call when a device is found. Returns a token for * remove, or PTR_ERR(). * @remove: the function when a device is removed. + * @config_changed: optional function to call when the device configuration + * changes; may be called in interrupt context. */ struct virtio_driver { struct device_driver driver; const struct virtio_device_id *id_table; int (*probe)(struct virtio_device *dev); void (*remove)(struct virtio_device *dev); + void (*config_changed)(struct virtio_device *dev); }; int register_virtio_driver(struct virtio_driver *drv); diff --git a/include/linux/virtio_balloon.h b/include/linux/virtio_balloon.h new file mode 100644 index 000000000000..979524ee75b7 --- /dev/null +++ b/include/linux/virtio_balloon.h @@ -0,0 +1,18 @@ +#ifndef _LINUX_VIRTIO_BALLOON_H +#define _LINUX_VIRTIO_BALLOON_H +#include <linux/virtio_config.h> + +/* The ID for virtio_balloon */ +#define VIRTIO_ID_BALLOON 5 + +/* The feature bitmap for virtio balloon */ +#define VIRTIO_BALLOON_F_MUST_TELL_HOST 0 /* Tell before reclaiming pages */ + +struct virtio_balloon_config +{ + /* Number of pages host wants Guest to give up. */ + __le32 num_pages; + /* Number of pages we've actually got in balloon. */ + __le32 actual; +}; +#endif /* _LINUX_VIRTIO_BALLOON_H */ diff --git a/include/linux/virtio_blk.h b/include/linux/virtio_blk.h index 7bd2bce0cfd9..bca0b10d7947 100644 --- a/include/linux/virtio_blk.h +++ b/include/linux/virtio_blk.h @@ -6,15 +6,19 @@ #define VIRTIO_ID_BLOCK 2 /* Feature bits */ -#define VIRTIO_CONFIG_BLK_F 0x40 -#define VIRTIO_BLK_F_BARRIER 1 /* Does host support barriers? */ +#define VIRTIO_BLK_F_BARRIER 0 /* Does host support barriers? */ +#define VIRTIO_BLK_F_SIZE_MAX 1 /* Indicates maximum segment size */ +#define VIRTIO_BLK_F_SEG_MAX 2 /* Indicates maximum # of segments */ -/* The capacity (in 512-byte sectors). */ -#define VIRTIO_CONFIG_BLK_F_CAPACITY 0x41 -/* The maximum segment size. */ -#define VIRTIO_CONFIG_BLK_F_SIZE_MAX 0x42 -/* The maximum number of segments. */ -#define VIRTIO_CONFIG_BLK_F_SEG_MAX 0x43 +struct virtio_blk_config +{ + /* The capacity (in 512-byte sectors). */ + __le64 capacity; + /* The maximum segment size (if VIRTIO_BLK_F_SIZE_MAX) */ + __le32 size_max; + /* The maximum number of segments (if VIRTIO_BLK_F_SEG_MAX) */ + __le32 seg_max; +} __attribute__((packed)); /* These two define direction. */ #define VIRTIO_BLK_T_IN 0 @@ -35,8 +39,6 @@ struct virtio_blk_outhdr __u32 ioprio; /* Sector (ie. 512 byte offset) */ __u64 sector; - /* Where to put reply. */ - __u64 id; }; #define VIRTIO_BLK_S_OK 0 diff --git a/include/linux/virtio_config.h b/include/linux/virtio_config.h index bcc01888df78..d581b2914b34 100644 --- a/include/linux/virtio_config.h +++ b/include/linux/virtio_config.h @@ -5,7 +5,7 @@ * store and access that space differently. */ #include <linux/types.h> -/* Status byte for guest to report progress, and synchronize config. */ +/* Status byte for guest to report progress, and synchronize features. */ /* We have seen device and processed generic fields (VIRTIO_CONFIG_F_VIRTIO) */ #define VIRTIO_CONFIG_S_ACKNOWLEDGE 1 /* We have found a driver for the device. */ @@ -15,34 +15,27 @@ /* We've given up on this device. */ #define VIRTIO_CONFIG_S_FAILED 0x80 -/* Feature byte (actually 7 bits availabe): */ -/* Requirements/features of the virtio implementation. */ -#define VIRTIO_CONFIG_F_VIRTIO 1 -/* Requirements/features of the virtqueue (may have more than one). */ -#define VIRTIO_CONFIG_F_VIRTQUEUE 2 - #ifdef __KERNEL__ struct virtio_device; /** * virtio_config_ops - operations for configuring a virtio device - * @find: search for the next configuration field of the given type. + * @feature: search for a feature in this config * vdev: the virtio_device - * type: the feature type - * len: the (returned) length of the field if found. - * Returns a token if found, or NULL. Never returnes the same field twice - * (ie. it's used up). - * @get: read the value of a configuration field after find(). + * bit: the feature bit + * Returns true if the feature is supported. Acknowledges the feature + * so the host can see it. + * @get: read the value of a configuration field * vdev: the virtio_device - * token: the token returned from find(). + * offset: the offset of the configuration field * buf: the buffer to write the field value into. - * len: the length of the buffer (given by find()). + * len: the length of the buffer * Note that contents are conventionally little-endian. - * @set: write the value of a configuration field after find(). + * @set: write the value of a configuration field * vdev: the virtio_device - * token: the token returned from find(). + * offset: the offset of the configuration field * buf: the buffer to read the field value from. - * len: the length of the buffer (given by find()). + * len: the length of the buffer * Note that contents are conventionally little-endian. * @get_status: read the status byte * vdev: the virtio_device @@ -50,62 +43,67 @@ struct virtio_device; * @set_status: write the status byte * vdev: the virtio_device * status: the new status byte - * @find_vq: find the first VIRTIO_CONFIG_F_VIRTQUEUE and create a virtqueue. + * @reset: reset the device + * vdev: the virtio device + * After this, status and feature negotiation must be done again + * @find_vq: find a virtqueue and instantiate it. * vdev: the virtio_device + * index: the 0-based virtqueue number in case there's more than one. * callback: the virqtueue callback - * Returns the new virtqueue or ERR_PTR(). + * Returns the new virtqueue or ERR_PTR() (eg. -ENOENT). * @del_vq: free a virtqueue found by find_vq(). */ struct virtio_config_ops { - void *(*find)(struct virtio_device *vdev, u8 type, unsigned *len); - void (*get)(struct virtio_device *vdev, void *token, + bool (*feature)(struct virtio_device *vdev, unsigned bit); + void (*get)(struct virtio_device *vdev, unsigned offset, void *buf, unsigned len); - void (*set)(struct virtio_device *vdev, void *token, + void (*set)(struct virtio_device *vdev, unsigned offset, const void *buf, unsigned len); u8 (*get_status)(struct virtio_device *vdev); void (*set_status)(struct virtio_device *vdev, u8 status); + void (*reset)(struct virtio_device *vdev); struct virtqueue *(*find_vq)(struct virtio_device *vdev, - bool (*callback)(struct virtqueue *)); + unsigned index, + void (*callback)(struct virtqueue *)); void (*del_vq)(struct virtqueue *vq); }; /** - * virtio_config_val - get a single virtio config and mark it used. - * @config: the virtio config space - * @type: the type to search for. + * virtio_config_val - look for a feature and get a single virtio config. + * @vdev: the virtio device + * @fbit: the feature bit + * @offset: the type to search for. * @val: a pointer to the value to fill in. * - * Once used, the config type is marked with VIRTIO_CONFIG_F_USED so it can't - * be found again. This version does endian conversion. */ -#define virtio_config_val(vdev, type, v) ({ \ - int _err = __virtio_config_val((vdev),(type),(v),sizeof(*(v))); \ - \ - BUILD_BUG_ON(sizeof(*(v)) != 1 && sizeof(*(v)) != 2 \ - && sizeof(*(v)) != 4 && sizeof(*(v)) != 8); \ - if (!_err) { \ - switch (sizeof(*(v))) { \ - case 2: le16_to_cpus((__u16 *) v); break; \ - case 4: le32_to_cpus((__u32 *) v); break; \ - case 8: le64_to_cpus((__u64 *) v); break; \ - } \ - } \ + * The return value is -ENOENT if the feature doesn't exist. Otherwise + * the value is endian-corrected and returned in v. */ +#define virtio_config_val(vdev, fbit, offset, v) ({ \ + int _err; \ + if ((vdev)->config->feature((vdev), (fbit))) { \ + __virtio_config_val((vdev), (offset), (v)); \ + _err = 0; \ + } else \ + _err = -ENOENT; \ _err; \ }) -int __virtio_config_val(struct virtio_device *dev, - u8 type, void *val, size_t size); - /** - * virtio_use_bit - helper to use a feature bit in a bitfield value. - * @dev: the virtio device - * @token: the token as returned from vdev->config->find(). - * @len: the length of the field. - * @bitnum: the bit to test. + * __virtio_config_val - get a single virtio config without feature check. + * @vdev: the virtio device + * @offset: the type to search for. + * @val: a pointer to the value to fill in. * - * If handed a NULL token, it returns false, otherwise returns bit status. - * If it's one, it sets the mirroring acknowledgement bit. */ -int virtio_use_bit(struct virtio_device *vdev, - void *token, unsigned int len, unsigned int bitnum); + * The value is endian-corrected and returned in v. */ +#define __virtio_config_val(vdev, offset, v) do { \ + BUILD_BUG_ON(sizeof(*(v)) != 1 && sizeof(*(v)) != 2 \ + && sizeof(*(v)) != 4 && sizeof(*(v)) != 8); \ + (vdev)->config->get((vdev), (offset), (v), sizeof(*(v))); \ + switch (sizeof(*(v))) { \ + case 2: le16_to_cpus((__u16 *) v); break; \ + case 4: le32_to_cpus((__u32 *) v); break; \ + case 8: le64_to_cpus((__u64 *) v); break; \ + } \ +} while(0) #endif /* __KERNEL__ */ #endif /* _LINUX_VIRTIO_CONFIG_H */ diff --git a/include/linux/virtio_net.h b/include/linux/virtio_net.h index ae469ae55d36..1ea3351df609 100644 --- a/include/linux/virtio_net.h +++ b/include/linux/virtio_net.h @@ -5,32 +5,32 @@ /* The ID for virtio_net */ #define VIRTIO_ID_NET 1 -/* The bitmap of config for virtio net */ -#define VIRTIO_CONFIG_NET_F 0x40 -#define VIRTIO_NET_F_NO_CSUM 0 -#define VIRTIO_NET_F_TSO4 1 -#define VIRTIO_NET_F_UFO 2 -#define VIRTIO_NET_F_TSO4_ECN 3 -#define VIRTIO_NET_F_TSO6 4 +/* The feature bitmap for virtio net */ +#define VIRTIO_NET_F_CSUM 0 /* Can handle pkts w/ partial csum */ +#define VIRTIO_NET_F_MAC 5 /* Host has given MAC address. */ +#define VIRTIO_NET_F_GSO 6 /* Can handle pkts w/ any GSO type */ -/* The config defining mac address. */ -#define VIRTIO_CONFIG_NET_MAC_F 0x41 +struct virtio_net_config +{ + /* The config defining mac address (if VIRTIO_NET_F_MAC) */ + __u8 mac[6]; +} __attribute__((packed)); /* This is the first element of the scatter-gather list. If you don't * specify GSO or CSUM features, you can simply ignore the header. */ struct virtio_net_hdr { #define VIRTIO_NET_HDR_F_NEEDS_CSUM 1 // Use csum_start, csum_offset - __u8 flags; + __u8 flags; #define VIRTIO_NET_HDR_GSO_NONE 0 // Not a GSO frame #define VIRTIO_NET_HDR_GSO_TCPV4 1 // GSO frame, IPv4 TCP (TSO) -/* FIXME: Do we need this? If they said they can handle ECN, do they care? */ -#define VIRTIO_NET_HDR_GSO_TCPV4_ECN 2 // GSO frame, IPv4 TCP w/ ECN #define VIRTIO_NET_HDR_GSO_UDP 3 // GSO frame, IPv4 UDP (UFO) #define VIRTIO_NET_HDR_GSO_TCPV6 4 // GSO frame, IPv6 TCP - __u8 gso_type; - __u16 gso_size; - __u16 csum_start; - __u16 csum_offset; +#define VIRTIO_NET_HDR_GSO_ECN 0x80 // TCP has ECN set + __u8 gso_type; + __u16 hdr_len; /* Ethernet + IP + tcp/udp hdrs */ + __u16 gso_size; /* Bytes to append to gso_hdr_len per frame */ + __u16 csum_start; /* Position to start checksumming from */ + __u16 csum_offset; /* Offset after that to place checksum */ }; #endif /* _LINUX_VIRTIO_NET_H */ diff --git a/include/linux/virtio_pci.h b/include/linux/virtio_pci.h new file mode 100644 index 000000000000..b3151659cf49 --- /dev/null +++ b/include/linux/virtio_pci.h @@ -0,0 +1,57 @@ +/* + * Virtio PCI driver + * + * This module allows virtio devices to be used over a virtual PCI device. + * This can be used with QEMU based VMMs like KVM or Xen. + * + * Copyright IBM Corp. 2007 + * + * Authors: + * Anthony Liguori <aliguori@us.ibm.com> + * + * This work is licensed under the terms of the GNU GPL, version 2 or later. + * See the COPYING file in the top-level directory. + * + */ + +#ifndef _LINUX_VIRTIO_PCI_H +#define _LINUX_VIRTIO_PCI_H + +#include <linux/virtio_config.h> + +/* A 32-bit r/o bitmask of the features supported by the host */ +#define VIRTIO_PCI_HOST_FEATURES 0 + +/* A 32-bit r/w bitmask of features activated by the guest */ +#define VIRTIO_PCI_GUEST_FEATURES 4 + +/* A 32-bit r/w PFN for the currently selected queue */ +#define VIRTIO_PCI_QUEUE_PFN 8 + +/* A 16-bit r/o queue size for the currently selected queue */ +#define VIRTIO_PCI_QUEUE_NUM 12 + +/* A 16-bit r/w queue selector */ +#define VIRTIO_PCI_QUEUE_SEL 14 + +/* A 16-bit r/w queue notifier */ +#define VIRTIO_PCI_QUEUE_NOTIFY 16 + +/* An 8-bit device status register. */ +#define VIRTIO_PCI_STATUS 18 + +/* An 8-bit r/o interrupt status register. Reading the value will return the + * current contents of the ISR and will also clear it. This is effectively + * a read-and-acknowledge. */ +#define VIRTIO_PCI_ISR 19 + +/* The bit of the ISR which indicates a device configuration change. */ +#define VIRTIO_PCI_ISR_CONFIG 0x2 + +/* The remaining space is defined by each driver as the per-driver + * configuration space */ +#define VIRTIO_PCI_CONFIG 20 + +/* Virtio ABI version, this must match exactly */ +#define VIRTIO_PCI_ABI_VERSION 0 +#endif diff --git a/include/linux/virtio_ring.h b/include/linux/virtio_ring.h index 1a4ed49f6478..abe481ed990e 100644 --- a/include/linux/virtio_ring.h +++ b/include/linux/virtio_ring.h @@ -15,9 +15,13 @@ /* This marks a buffer as write-only (otherwise read-only). */ #define VRING_DESC_F_WRITE 2 -/* This means don't notify other side when buffer added. */ +/* The Host uses this in used->flags to advise the Guest: don't kick me when + * you add a buffer. It's unreliable, so it's simply an optimization. Guest + * will still kick if it's out of buffers. */ #define VRING_USED_F_NO_NOTIFY 1 -/* This means don't interrupt guest when buffer consumed. */ +/* The Guest uses this in avail->flags to advise the Host: don't interrupt me + * when you consume a buffer. It's unreliable, so it's simply an + * optimization. */ #define VRING_AVAIL_F_NO_INTERRUPT 1 /* Virtio ring descriptors: 16 bytes. These can chain together via "next". */ @@ -89,7 +93,7 @@ struct vring { * }; */ static inline void vring_init(struct vring *vr, unsigned int num, void *p, - unsigned int pagesize) + unsigned long pagesize) { vr->num = num; vr->desc = p; @@ -98,7 +102,7 @@ static inline void vring_init(struct vring *vr, unsigned int num, void *p, & ~(pagesize - 1)); } -static inline unsigned vring_size(unsigned int num, unsigned int pagesize) +static inline unsigned vring_size(unsigned int num, unsigned long pagesize) { return ((sizeof(struct vring_desc) * num + sizeof(__u16) * (2 + num) + pagesize - 1) & ~(pagesize - 1)) @@ -114,7 +118,7 @@ struct virtqueue *vring_new_virtqueue(unsigned int num, struct virtio_device *vdev, void *pages, void (*notify)(struct virtqueue *vq), - bool (*callback)(struct virtqueue *vq)); + void (*callback)(struct virtqueue *vq)); void vring_del_virtqueue(struct virtqueue *vq); irqreturn_t vring_interrupt(int irq, void *_vq); diff --git a/include/linux/vmalloc.h b/include/linux/vmalloc.h index 89338b468d0d..ce8e7da05807 100644 --- a/include/linux/vmalloc.h +++ b/include/linux/vmalloc.h @@ -45,11 +45,11 @@ 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 vfree(void *addr); +extern void vfree(const void *addr); extern void *vmap(struct page **pages, unsigned int count, unsigned long flags, pgprot_t prot); -extern void vunmap(void *addr); +extern void vunmap(const void *addr); extern int remap_vmalloc_range(struct vm_area_struct *vma, void *addr, unsigned long pgoff); @@ -71,7 +71,7 @@ extern struct vm_struct *__get_vm_area(unsigned long size, unsigned long flags, 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(void *addr); +extern struct vm_struct *remove_vm_area(const void *addr); extern int map_vm_area(struct vm_struct *area, pgprot_t prot, struct page ***pages); diff --git a/include/linux/vt_kern.h b/include/linux/vt_kern.h index feb5e99a1079..9448ffbdcbf6 100644 --- a/include/linux/vt_kern.h +++ b/include/linux/vt_kern.h @@ -77,6 +77,7 @@ void change_console(struct vc_data *new_vc); void reset_vc(struct vc_data *vc); extern int unbind_con_driver(const struct consw *csw, int first, int last, int deflt); +int vty_init(void); /* * vc_screen.c shares this temporary buffer with the console write code so that diff --git a/include/linux/w1-gpio.h b/include/linux/w1-gpio.h new file mode 100644 index 000000000000..9797fec7748a --- /dev/null +++ b/include/linux/w1-gpio.h @@ -0,0 +1,23 @@ +/* + * w1-gpio interface to platform code + * + * Copyright (C) 2007 Ville Syrjala <syrjala@sci.fi> + * + * 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_W1_GPIO_H +#define _LINUX_W1_GPIO_H + +/** + * struct w1_gpio_platform_data - Platform-dependent data for w1-gpio + * @pin: GPIO pin to use + * @is_open_drain: GPIO pin is configured as open drain + */ +struct w1_gpio_platform_data { + unsigned int pin; + unsigned int is_open_drain:1; +}; + +#endif /* _LINUX_W1_GPIO_H */ diff --git a/include/linux/wait.h b/include/linux/wait.h index 0e686280450b..33a2aa9e02f2 100644 --- a/include/linux/wait.h +++ b/include/linux/wait.h @@ -152,14 +152,31 @@ int FASTCALL(out_of_line_wait_on_bit(void *, int, int (*)(void *), unsigned)); int FASTCALL(out_of_line_wait_on_bit_lock(void *, int, int (*)(void *), unsigned)); wait_queue_head_t *FASTCALL(bit_waitqueue(void *, int)); -#define wake_up(x) __wake_up(x, TASK_UNINTERRUPTIBLE | TASK_INTERRUPTIBLE, 1, NULL) -#define wake_up_nr(x, nr) __wake_up(x, TASK_UNINTERRUPTIBLE | TASK_INTERRUPTIBLE, nr, NULL) -#define wake_up_all(x) __wake_up(x, TASK_UNINTERRUPTIBLE | TASK_INTERRUPTIBLE, 0, NULL) +#define wake_up(x) __wake_up(x, TASK_NORMAL, 1, NULL) +#define wake_up_nr(x, nr) __wake_up(x, TASK_NORMAL, nr, NULL) +#define wake_up_all(x) __wake_up(x, TASK_NORMAL, 0, NULL) +#define wake_up_locked(x) __wake_up_locked((x), TASK_NORMAL) + #define wake_up_interruptible(x) __wake_up(x, TASK_INTERRUPTIBLE, 1, NULL) #define wake_up_interruptible_nr(x, nr) __wake_up(x, TASK_INTERRUPTIBLE, nr, NULL) #define wake_up_interruptible_all(x) __wake_up(x, TASK_INTERRUPTIBLE, 0, NULL) -#define wake_up_locked(x) __wake_up_locked((x), TASK_UNINTERRUPTIBLE | TASK_INTERRUPTIBLE) -#define wake_up_interruptible_sync(x) __wake_up_sync((x),TASK_INTERRUPTIBLE, 1) +#define wake_up_interruptible_sync(x) __wake_up_sync((x), TASK_INTERRUPTIBLE, 1) + +#ifdef CONFIG_DEBUG_LOCK_ALLOC +/* + * macro to avoid include hell + */ +#define wake_up_nested(x, s) \ +do { \ + unsigned long flags; \ + \ + spin_lock_irqsave_nested(&(x)->lock, flags, (s)); \ + wake_up_locked(x); \ + spin_unlock_irqrestore(&(x)->lock, flags); \ +} while (0) +#else +#define wake_up_nested(x, s) wake_up(x) +#endif #define __wait_event(wq, condition) \ do { \ @@ -345,6 +362,47 @@ do { \ __ret; \ }) +#define __wait_event_killable(wq, condition, ret) \ +do { \ + DEFINE_WAIT(__wait); \ + \ + for (;;) { \ + prepare_to_wait(&wq, &__wait, TASK_KILLABLE); \ + if (condition) \ + break; \ + if (!fatal_signal_pending(current)) { \ + schedule(); \ + continue; \ + } \ + ret = -ERESTARTSYS; \ + break; \ + } \ + finish_wait(&wq, &__wait); \ +} while (0) + +/** + * wait_event_killable - sleep until a condition gets true + * @wq: the waitqueue to wait on + * @condition: a C expression for the event to wait for + * + * The process is put to sleep (TASK_KILLABLE) until the + * @condition evaluates to true or a signal is received. + * The @condition is checked each time the waitqueue @wq is woken up. + * + * wake_up() has to be called after changing any variable that could + * change the result of the wait condition. + * + * The function will return -ERESTARTSYS if it was interrupted by a + * signal and 0 if @condition evaluated to true. + */ +#define wait_event_killable(wq, condition) \ +({ \ + int __ret = 0; \ + if (!(condition)) \ + __wait_event_killable(wq, condition, __ret); \ + __ret; \ +}) + /* * Must be called with the spinlock in the wait_queue_head_t held. */ diff --git a/include/linux/wireless.h b/include/linux/wireless.h index 0987aa7a6cf5..3160dfed73ca 100644 --- a/include/linux/wireless.h +++ b/include/linux/wireless.h @@ -541,6 +541,16 @@ /* Maximum size of returned data */ #define IW_SCAN_MAX_DATA 4096 /* In bytes */ +/* Scan capability flags - in (struct iw_range *)->scan_capa */ +#define IW_SCAN_CAPA_NONE 0x00 +#define IW_SCAN_CAPA_ESSID 0x01 +#define IW_SCAN_CAPA_BSSID 0x02 +#define IW_SCAN_CAPA_CHANNEL 0x04 +#define IW_SCAN_CAPA_MODE 0x08 +#define IW_SCAN_CAPA_RATE 0x10 +#define IW_SCAN_CAPA_TYPE 0x20 +#define IW_SCAN_CAPA_TIME 0x40 + /* Max number of char in custom event - use multiple of them if needed */ #define IW_CUSTOM_MAX 256 /* In bytes */ @@ -963,6 +973,9 @@ struct iw_range __u16 old_num_channels; __u8 old_num_frequency; + /* Scan capabilities */ + __u8 scan_capa; /* IW_SCAN_CAPA_* bit field */ + /* Wireless event capability bitmasks */ __u32 event_capa[6]; @@ -1066,7 +1079,7 @@ struct iw_priv_args */ struct iw_event { - __u16 len; /* Real lenght of this stuff */ + __u16 len; /* Real length of this stuff */ __u16 cmd; /* Wireless IOCTL */ union iwreq_data u; /* IOCTL fixed payload */ }; diff --git a/include/linux/workqueue.h b/include/linux/workqueue.h index 7daafdc2514b..7f28c32d9aca 100644 --- a/include/linux/workqueue.h +++ b/include/linux/workqueue.h @@ -149,19 +149,27 @@ struct execute_work { extern struct workqueue_struct * __create_workqueue_key(const char *name, int singlethread, - int freezeable, struct lock_class_key *key); + int freezeable, struct lock_class_key *key, + const char *lock_name); #ifdef CONFIG_LOCKDEP #define __create_workqueue(name, singlethread, freezeable) \ ({ \ static struct lock_class_key __key; \ + const char *__lock_name; \ + \ + if (__builtin_constant_p(name)) \ + __lock_name = (name); \ + else \ + __lock_name = #name; \ \ __create_workqueue_key((name), (singlethread), \ - (freezeable), &__key); \ + (freezeable), &__key, \ + __lock_name); \ }) #else #define __create_workqueue(name, singlethread, freezeable) \ - __create_workqueue_key((name), (singlethread), (freezeable), NULL) + __create_workqueue_key((name), (singlethread), (freezeable), NULL, NULL) #endif #define create_workqueue(name) __create_workqueue((name), 0, 0) diff --git a/include/linux/writeback.h b/include/linux/writeback.h index bef7d66601cb..b7b3362f7717 100644 --- a/include/linux/writeback.h +++ b/include/linux/writeback.h @@ -101,6 +101,7 @@ extern int dirty_background_ratio; extern int vm_dirty_ratio; extern int dirty_writeback_interval; extern int dirty_expire_interval; +extern int vm_highmem_is_dirtyable; extern int block_dump; extern int laptop_mode; diff --git a/include/linux/xattr.h b/include/linux/xattr.h index def131a5ac70..df6b95d2218e 100644 --- a/include/linux/xattr.h +++ b/include/linux/xattr.h @@ -46,6 +46,7 @@ struct xattr_handler { size_t size, int flags); }; +ssize_t xattr_getsecurity(struct inode *, const char *, void *, size_t); ssize_t vfs_getxattr(struct dentry *, char *, void *, size_t); ssize_t vfs_listxattr(struct dentry *d, char *list, size_t size); int vfs_setxattr(struct dentry *, char *, void *, size_t, int); diff --git a/include/linux/xfrm.h b/include/linux/xfrm.h index b58adc52448d..e31b8c84f2c9 100644 --- a/include/linux/xfrm.h +++ b/include/linux/xfrm.h @@ -91,8 +91,15 @@ struct xfrm_replay_state }; struct xfrm_algo { + char alg_name[64]; + unsigned int alg_key_len; /* in bits */ + char alg_key[0]; +}; + +struct xfrm_algo_aead { char alg_name[64]; - int alg_key_len; /* in bits */ + int alg_key_len; /* in bits */ + int alg_icv_len; /* in bits */ char alg_key[0]; }; @@ -114,6 +121,7 @@ enum XFRM_POLICY_IN = 0, XFRM_POLICY_OUT = 1, XFRM_POLICY_FWD = 2, + XFRM_POLICY_MASK = 3, XFRM_POLICY_MAX = 3 }; @@ -269,6 +277,7 @@ enum xfrm_attr_type_t { XFRMA_LASTUSED, XFRMA_POLICY_TYPE, /* struct xfrm_userpolicy_type */ XFRMA_MIGRATE, + XFRMA_ALG_AEAD, /* struct xfrm_algo_aead */ __XFRMA_MAX #define XFRMA_MAX (__XFRMA_MAX - 1) @@ -328,6 +337,7 @@ struct xfrm_usersa_info { #define XFRM_STATE_DECAP_DSCP 2 #define XFRM_STATE_NOPMTUDISC 4 #define XFRM_STATE_WILDRECV 8 +#define XFRM_STATE_ICMP 16 }; struct xfrm_usersa_id { @@ -362,6 +372,8 @@ struct xfrm_userpolicy_info { #define XFRM_POLICY_BLOCK 1 __u8 flags; #define XFRM_POLICY_LOCALOK 1 /* Allow user to override global policy */ + /* Automatically expand selector to include matching ICMP payloads. */ +#define XFRM_POLICY_ICMP 2 __u8 share; }; |