diff options
Diffstat (limited to 'include/linux/ata.h')
| -rw-r--r-- | include/linux/ata.h | 510 |
1 files changed, 234 insertions, 276 deletions
diff --git a/include/linux/ata.h b/include/linux/ata.h index ee0bd9524055..54b416e26995 100644 --- a/include/linux/ata.h +++ b/include/linux/ata.h @@ -1,38 +1,21 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * Copyright 2003-2004 Red Hat, Inc. All rights reserved. * Copyright 2003-2004 Jeff Garzik * - * - * 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, 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; see the file COPYING. If not, write to - * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. - * - * * libata documentation is available via 'make {ps|pdf}docs', - * as Documentation/DocBook/libata.* + * as Documentation/driver-api/libata.rst * * Hardware documentation available from http://www.t13.org/ - * */ #ifndef __LINUX_ATA_H__ #define __LINUX_ATA_H__ -#include <linux/kernel.h> +#include <linux/bits.h> #include <linux/string.h> #include <linux/types.h> -#include <asm/byteorder.h> /* defines only for the constants which don't work well as enums */ #define ATA_DMA_BOUNDARY 0xffffUL @@ -45,8 +28,11 @@ enum { ATA_SECT_SIZE = 512, ATA_MAX_SECTORS_128 = 128, ATA_MAX_SECTORS = 256, - ATA_MAX_SECTORS_LBA48 = 65535,/* TODO: 65536? */ + ATA_MAX_SECTORS_1024 = 1024, + ATA_MAX_SECTORS_8191 = 8191, + ATA_MAX_SECTORS_LBA48 = 65535,/* avoid count to be 0000h */ ATA_MAX_SECTORS_TAPE = 65535, + ATA_MAX_TRIM_RNUM = 64, /* 512-byte payload / (6-byte LBA + 2-byte range per entry) */ ATA_ID_WORDS = 256, ATA_ID_CONFIG = 0, @@ -58,7 +44,8 @@ enum { ATA_ID_FW_REV = 23, ATA_ID_PROD = 27, ATA_ID_MAX_MULTSECT = 47, - ATA_ID_DWORD_IO = 48, + ATA_ID_DWORD_IO = 48, /* before ATA-8 */ + ATA_ID_TRUSTED = 48, /* ATA-8 and later */ ATA_ID_CAPABILITY = 49, ATA_ID_OLD_PIO_MODES = 51, ATA_ID_OLD_DMA_MODES = 52, @@ -94,6 +81,8 @@ enum { ATA_ID_SECTOR_SIZE = 106, ATA_ID_WWN = 108, ATA_ID_LOGICAL_SECTOR_SIZE = 117, /* and 118 */ + ATA_ID_COMMAND_SET_3 = 119, + ATA_ID_COMMAND_SET_4 = 120, ATA_ID_LAST_LUN = 126, ATA_ID_DLF = 128, ATA_ID_CSFO = 129, @@ -101,6 +90,7 @@ enum { ATA_ID_CFA_KEY_MGMT = 162, ATA_ID_CFA_MODES = 163, ATA_ID_DATA_SET_MGMT = 169, + ATA_ID_SCT_CMD_XPORT = 206, ATA_ID_ROT_SPEED = 217, ATA_ID_PIO4 = (1 << 1), @@ -177,7 +167,7 @@ enum { ATA_DSC = (1 << 4), /* drive seek complete */ ATA_DRQ = (1 << 3), /* data request i/o */ ATA_CORR = (1 << 2), /* corrected data error */ - ATA_IDX = (1 << 1), /* index */ + ATA_SENSE = (1 << 1), /* sense code available */ ATA_ERR = (1 << 0), /* have an error */ ATA_SRST = (1 << 2), /* software reset */ ATA_ICRC = (1 << 7), /* interface CRC error */ @@ -219,6 +209,7 @@ enum { ATA_CMD_IDLE = 0xE3, /* place in idle power mode */ ATA_CMD_EDD = 0x90, /* execute device diagnostic */ ATA_CMD_DOWNLOAD_MICRO = 0x92, + ATA_CMD_DOWNLOAD_MICRO_DMA = 0x93, ATA_CMD_NOP = 0x00, ATA_CMD_FLUSH = 0xE7, ATA_CMD_FLUSH_EXT = 0xEA, @@ -239,6 +230,9 @@ enum { ATA_CMD_WRITE_QUEUED_FUA_EXT = 0x3E, ATA_CMD_FPDMA_READ = 0x60, ATA_CMD_FPDMA_WRITE = 0x61, + ATA_CMD_NCQ_NON_DATA = 0x63, + ATA_CMD_FPDMA_SEND = 0x64, + ATA_CMD_FPDMA_RECV = 0x65, ATA_CMD_PIO_READ = 0x20, ATA_CMD_PIO_READ_EXT = 0x24, ATA_CMD_PIO_WRITE = 0x30, @@ -266,12 +260,15 @@ enum { ATA_CMD_WRITE_LOG_EXT = 0x3F, ATA_CMD_READ_LOG_DMA_EXT = 0x47, ATA_CMD_WRITE_LOG_DMA_EXT = 0x57, + ATA_CMD_TRUSTED_NONDATA = 0x5B, ATA_CMD_TRUSTED_RCV = 0x5C, ATA_CMD_TRUSTED_RCV_DMA = 0x5D, ATA_CMD_TRUSTED_SND = 0x5E, ATA_CMD_TRUSTED_SND_DMA = 0x5F, ATA_CMD_PMP_READ = 0xE4, + ATA_CMD_PMP_READ_DMA = 0xE9, ATA_CMD_PMP_WRITE = 0xE8, + ATA_CMD_PMP_WRITE_DMA = 0xEB, ATA_CMD_CONF_OVERLAY = 0xB1, ATA_CMD_SEC_SET_PASS = 0xF1, ATA_CMD_SEC_UNLOCK = 0xF2, @@ -290,13 +287,57 @@ enum { ATA_CMD_CFA_TRANS_SECT = 0x87, ATA_CMD_CFA_ERASE = 0xC0, ATA_CMD_CFA_WRITE_MULT_NE = 0xCD, + ATA_CMD_REQ_SENSE_DATA = 0x0B, + ATA_CMD_SANITIZE_DEVICE = 0xB4, + ATA_CMD_ZAC_MGMT_IN = 0x4A, + ATA_CMD_ZAC_MGMT_OUT = 0x9F, + /* marked obsolete in the ATA/ATAPI-7 spec */ ATA_CMD_RESTORE = 0x10, + /* Subcmds for ATA_CMD_FPDMA_RECV */ + ATA_SUBCMD_FPDMA_RECV_RD_LOG_DMA_EXT = 0x01, + ATA_SUBCMD_FPDMA_RECV_ZAC_MGMT_IN = 0x02, + + /* Subcmds for ATA_CMD_FPDMA_SEND */ + ATA_SUBCMD_FPDMA_SEND_DSM = 0x00, + ATA_SUBCMD_FPDMA_SEND_WR_LOG_DMA_EXT = 0x02, + + /* Subcmds for ATA_CMD_NCQ_NON_DATA */ + ATA_SUBCMD_NCQ_NON_DATA_ABORT_QUEUE = 0x00, + ATA_SUBCMD_NCQ_NON_DATA_SET_FEATURES = 0x05, + ATA_SUBCMD_NCQ_NON_DATA_ZERO_EXT = 0x06, + ATA_SUBCMD_NCQ_NON_DATA_ZAC_MGMT_OUT = 0x07, + + /* Subcmds for ATA_CMD_ZAC_MGMT_IN */ + ATA_SUBCMD_ZAC_MGMT_IN_REPORT_ZONES = 0x00, + + /* Subcmds for ATA_CMD_ZAC_MGMT_OUT */ + ATA_SUBCMD_ZAC_MGMT_OUT_CLOSE_ZONE = 0x01, + ATA_SUBCMD_ZAC_MGMT_OUT_FINISH_ZONE = 0x02, + ATA_SUBCMD_ZAC_MGMT_OUT_OPEN_ZONE = 0x03, + ATA_SUBCMD_ZAC_MGMT_OUT_RESET_WRITE_POINTER = 0x04, + /* READ_LOG_EXT pages */ + ATA_LOG_DIRECTORY = 0x0, ATA_LOG_SATA_NCQ = 0x10, - ATA_LOG_SATA_ID_DEV_DATA = 0x30, + ATA_LOG_NCQ_NON_DATA = 0x12, + ATA_LOG_NCQ_SEND_RECV = 0x13, + ATA_LOG_CDL = 0x18, + ATA_LOG_CDL_SIZE = ATA_SECT_SIZE, + ATA_LOG_IDENTIFY_DEVICE = 0x30, + ATA_LOG_SENSE_NCQ = 0x0F, + ATA_LOG_SENSE_NCQ_SIZE = ATA_SECT_SIZE * 2, + ATA_LOG_CONCURRENT_POSITIONING_RANGES = 0x47, + + /* Identify device log pages: */ + ATA_LOG_SUPPORTED_CAPABILITIES = 0x03, + ATA_LOG_CURRENT_SETTINGS = 0x04, + ATA_LOG_SECURITY = 0x06, ATA_LOG_SATA_SETTINGS = 0x08, + ATA_LOG_ZONED_INFORMATION = 0x09, + + /* Identify device SATA settings log: */ ATA_LOG_DEVSLP_OFFSET = 0x30, ATA_LOG_DEVSLP_SIZE = 0x08, ATA_LOG_DEVSLP_MDAT = 0x00, @@ -304,6 +345,33 @@ enum { ATA_LOG_DEVSLP_DETO = 0x01, ATA_LOG_DEVSLP_VALID = 0x07, ATA_LOG_DEVSLP_VALID_MASK = 0x80, + ATA_LOG_NCQ_PRIO_OFFSET = 0x09, + + /* NCQ send and receive log */ + ATA_LOG_NCQ_SEND_RECV_SUBCMDS_OFFSET = 0x00, + ATA_LOG_NCQ_SEND_RECV_SUBCMDS_DSM = (1 << 0), + ATA_LOG_NCQ_SEND_RECV_DSM_OFFSET = 0x04, + ATA_LOG_NCQ_SEND_RECV_DSM_TRIM = (1 << 0), + ATA_LOG_NCQ_SEND_RECV_RD_LOG_OFFSET = 0x08, + ATA_LOG_NCQ_SEND_RECV_RD_LOG_SUPPORTED = (1 << 0), + ATA_LOG_NCQ_SEND_RECV_WR_LOG_OFFSET = 0x0C, + ATA_LOG_NCQ_SEND_RECV_WR_LOG_SUPPORTED = (1 << 0), + ATA_LOG_NCQ_SEND_RECV_ZAC_MGMT_OFFSET = 0x10, + ATA_LOG_NCQ_SEND_RECV_ZAC_MGMT_OUT_SUPPORTED = (1 << 0), + ATA_LOG_NCQ_SEND_RECV_ZAC_MGMT_IN_SUPPORTED = (1 << 1), + ATA_LOG_NCQ_SEND_RECV_SIZE = 0x14, + + /* NCQ Non-Data log */ + ATA_LOG_NCQ_NON_DATA_SUBCMDS_OFFSET = 0x00, + ATA_LOG_NCQ_NON_DATA_ABORT_OFFSET = 0x00, + ATA_LOG_NCQ_NON_DATA_ABORT_NCQ = (1 << 0), + ATA_LOG_NCQ_NON_DATA_ABORT_ALL = (1 << 1), + ATA_LOG_NCQ_NON_DATA_ABORT_STREAMING = (1 << 2), + ATA_LOG_NCQ_NON_DATA_ABORT_NON_STREAMING = (1 << 3), + ATA_LOG_NCQ_NON_DATA_ABORT_SELECTED = (1 << 4), + ATA_LOG_NCQ_NON_DATA_ZAC_MGMT_OFFSET = 0x1C, + ATA_LOG_NCQ_NON_DATA_ZAC_MGMT_OUT = (1 << 0), + ATA_LOG_NCQ_NON_DATA_SIZE = 0x40, /* READ/WRITE LONG (obsolete) */ ATA_CMD_READ_LONG = 0x22, @@ -341,15 +409,21 @@ enum { SETFEATURES_WC_ON = 0x02, /* Enable write cache */ SETFEATURES_WC_OFF = 0x82, /* Disable write cache */ + SETFEATURES_RA_ON = 0xaa, /* Enable read look-ahead */ + SETFEATURES_RA_OFF = 0x55, /* Disable read look-ahead */ + /* Enable/Disable Automatic Acoustic Management */ SETFEATURES_AAM_ON = 0x42, SETFEATURES_AAM_OFF = 0xC2, - SETFEATURES_SPINUP = 0x07, /* Spin-up drive */ + SETFEATURES_SPINUP = 0x07, /* Spin-up drive */ + SETFEATURES_SPINUP_TIMEOUT = 30000, /* 30s timeout for drive spin-up from PUIS */ SETFEATURES_SATA_ENABLE = 0x10, /* Enable use of SATA feature */ SETFEATURES_SATA_DISABLE = 0x90, /* Disable use of SATA feature */ + SETFEATURES_CDL = 0x0d, /* Enable/disable cmd duration limits */ + /* SETFEATURE Sector counts for SATA features */ SATA_FPDMA_OFFSET = 0x01, /* FPDMA non-zero buffer offsets */ SATA_FPDMA_AA = 0x02, /* FPDMA Setup FIS Auto-Activate */ @@ -359,12 +433,17 @@ enum { SATA_SSP = 0x06, /* Software Settings Preservation */ SATA_DEVSLP = 0x09, /* Device Sleep */ + SETFEATURE_SENSE_DATA = 0xC3, /* Sense Data Reporting feature */ + SETFEATURE_SENSE_DATA_SUCC_NCQ = 0xC4, /* Sense Data for successful NCQ commands */ + /* feature values for SET_MAX */ ATA_SET_MAX_ADDR = 0x00, ATA_SET_MAX_PASSWD = 0x01, ATA_SET_MAX_LOCK = 0x02, ATA_SET_MAX_UNLOCK = 0x03, ATA_SET_MAX_FREEZE_LOCK = 0x04, + ATA_SET_MAX_PASSWD_DMA = 0x05, + ATA_SET_MAX_UNLOCK_DMA = 0x06, /* feature values for DEVICE CONFIGURATION OVERLAY */ ATA_DCO_RESTORE = 0xC0, @@ -446,39 +525,30 @@ enum { SERR_TRANS_ST_ERROR = (1 << 24), /* Transport state trans. error */ SERR_UNRECOG_FIS = (1 << 25), /* Unrecognized FIS */ SERR_DEV_XCHG = (1 << 26), /* device exchanged */ +}; - /* struct ata_taskfile flags */ - ATA_TFLAG_LBA48 = (1 << 0), /* enable 48-bit LBA and "HOB" */ - ATA_TFLAG_ISADDR = (1 << 1), /* enable r/w to nsect/lba regs */ - ATA_TFLAG_DEVICE = (1 << 2), /* enable r/w to device reg */ - ATA_TFLAG_WRITE = (1 << 3), /* data dir: host->dev==1 (write) */ - 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 */ - +enum ata_prot_flags { /* 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 { - /* ATA taskfile protocols */ - ATA_PROT_UNKNOWN, /* unknown/invalid */ - ATA_PROT_NODATA, /* no data */ - ATA_PROT_PIO, /* PIO data xfer */ - ATA_PROT_DMA, /* DMA */ - ATA_PROT_NCQ, /* NCQ */ - ATAPI_PROT_NODATA, /* packet command, no data */ - ATAPI_PROT_PIO, /* packet command, PIO data xfer*/ - ATAPI_PROT_DMA, /* packet command with special DMA sauce */ + /* taskfile protocols */ + ATA_PROT_UNKNOWN = (u8)-1, + ATA_PROT_NODATA = 0, + ATA_PROT_PIO = ATA_PROT_FLAG_PIO, + ATA_PROT_DMA = ATA_PROT_FLAG_DMA, + ATA_PROT_NCQ_NODATA = ATA_PROT_FLAG_NCQ, + ATA_PROT_NCQ = ATA_PROT_FLAG_DMA | ATA_PROT_FLAG_NCQ, + ATAPI_PROT_NODATA = ATA_PROT_FLAG_ATAPI, + ATAPI_PROT_PIO = ATA_PROT_FLAG_ATAPI | ATA_PROT_FLAG_PIO, + ATAPI_PROT_DMA = ATA_PROT_FLAG_ATAPI | ATA_PROT_FLAG_DMA, }; enum ata_ioctls { - ATA_IOC_GET_IO32 = 0x309, - ATA_IOC_SET_IO32 = 0x324, + ATA_IOC_GET_IO32 = 0x309, /* HDIO_GET_32BIT */ + ATA_IOC_SET_IO32 = 0x324, /* HDIO_SET_32BIT */ }; /* core structures */ @@ -488,83 +558,6 @@ struct ata_bmdma_prd { __le32 flags_len; }; -struct ata_taskfile { - unsigned long flags; /* ATA_TFLAG_xxx */ - u8 protocol; /* ATA_PROT_xxx */ - - u8 ctl; /* control reg */ - - u8 hob_feature; /* additional data */ - u8 hob_nsect; /* to support LBA48 */ - u8 hob_lbal; - u8 hob_lbam; - u8 hob_lbah; - - u8 feature; - u8 nsect; - u8 lbal; - u8 lbam; - u8 lbah; - - u8 device; - - 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 */ @@ -573,7 +566,8 @@ static inline int ata_is_data(u8 prot) #define ata_id_has_dma(id) ((id)[ATA_ID_CAPABILITY] & (1 << 8)) #define ata_id_has_ncq(id) ((id)[ATA_ID_SATA_CAPABILITY] & (1 << 8)) #define ata_id_queue_depth(id) (((id)[ATA_ID_QUEUE_DEPTH] & 0x1f) + 1) -#define ata_id_removeable(id) ((id)[ATA_ID_CONFIG] & (1 << 7)) +#define ata_id_removable(id) ((id)[ATA_ID_CONFIG] & (1 << 7)) +#define ata_id_is_locked(id) (((id)[ATA_ID_DLF] & 0x7) == 0x7) #define ata_id_has_atapi_AN(id) \ ((((id)[ATA_ID_SATA_CAPABILITY] != 0x0000) && \ ((id)[ATA_ID_SATA_CAPABILITY] != 0xffff)) && \ @@ -582,6 +576,18 @@ static inline int ata_is_data(u8 prot) ((((id)[ATA_ID_SATA_CAPABILITY] != 0x0000) && \ ((id)[ATA_ID_SATA_CAPABILITY] != 0xffff)) && \ ((id)[ATA_ID_FEATURE_SUPP] & (1 << 2))) +#define ata_id_has_devslp(id) \ + ((((id)[ATA_ID_SATA_CAPABILITY] != 0x0000) && \ + ((id)[ATA_ID_SATA_CAPABILITY] != 0xffff)) && \ + ((id)[ATA_ID_FEATURE_SUPP] & (1 << 8))) +#define ata_id_has_ncq_autosense(id) \ + ((((id)[ATA_ID_SATA_CAPABILITY] != 0x0000) && \ + ((id)[ATA_ID_SATA_CAPABILITY] != 0xffff)) && \ + ((id)[ATA_ID_FEATURE_SUPP] & (1 << 7))) +#define ata_id_has_dipm(id) \ + ((((id)[ATA_ID_SATA_CAPABILITY] != 0x0000) && \ + ((id)[ATA_ID_SATA_CAPABILITY] != 0xffff)) && \ + ((id)[ATA_ID_FEATURE_SUPP] & (1 << 3))) #define ata_id_iordy_disable(id) ((id)[ATA_ID_CAPABILITY] & (1 << 10)) #define ata_id_has_iordy(id) ((id)[ATA_ID_CAPABILITY] & (1 << 11)) #define ata_id_u32(id,n) \ @@ -594,7 +600,6 @@ static inline int ata_is_data(u8 prot) #define ata_id_cdb_intr(id) (((id)[ATA_ID_CONFIG] & 0x60) == 0x20) #define ata_id_has_da(id) ((id)[ATA_ID_SATA_CAPABILITY_2] & (1 << 4)) -#define ata_id_has_devslp(id) ((id)[ATA_ID_FEATURE_SUPP] & (1 << 8)) static inline bool ata_id_has_hipm(const u16 *id) { @@ -606,17 +611,6 @@ static inline bool ata_id_has_hipm(const u16 *id) return val & (1 << 9); } -static inline bool ata_id_has_dipm(const u16 *id) -{ - u16 val = id[ATA_ID_FEATURE_SUPP]; - - if (val == 0 || val == 0xffff) - return false; - - return val & (1 << 3); -} - - static inline bool ata_id_has_fua(const u16 *id) { if ((id[ATA_ID_CFSSE] & 0xC000) != 0x4000) @@ -631,15 +625,6 @@ static inline bool ata_id_has_flush(const u16 *id) return id[ATA_ID_COMMAND_SET_2] & (1 << 12); } -static inline bool ata_id_flush_enabled(const u16 *id) -{ - if (ata_id_has_flush(id) == 0) - return false; - if ((id[ATA_ID_CSF_DEFAULT] & 0xC000) != 0x4000) - return false; - return id[ATA_ID_CFS_ENABLE_2] & (1 << 12); -} - static inline bool ata_id_has_flush_ext(const u16 *id) { if ((id[ATA_ID_COMMAND_SET_2] & 0xC000) != 0x4000) @@ -647,19 +632,6 @@ static inline bool ata_id_has_flush_ext(const u16 *id) return id[ATA_ID_COMMAND_SET_2] & (1 << 13); } -static inline bool ata_id_flush_ext_enabled(const u16 *id) -{ - if (ata_id_has_flush_ext(id) == 0) - return false; - if ((id[ATA_ID_CSF_DEFAULT] & 0xC000) != 0x4000) - return false; - /* - * some Maxtor disks have bit 13 defined incorrectly - * so check bit 10 too - */ - return (id[ATA_ID_CFS_ENABLE_2] & 0x2400) == 0x2400; -} - static inline u32 ata_id_logical_sector_size(const u16 *id) { /* T13/1699-D Revision 6a, Sep 6, 2008. Page 128. @@ -714,15 +686,6 @@ static inline bool ata_id_has_lba48(const u16 *id) return id[ATA_ID_COMMAND_SET_2] & (1 << 10); } -static inline bool ata_id_lba48_enabled(const u16 *id) -{ - if (ata_id_has_lba48(id) == 0) - return false; - if ((id[ATA_ID_CSF_DEFAULT] & 0xC000) != 0x4000) - return false; - return id[ATA_ID_CFS_ENABLE_2] & (1 << 10); -} - static inline bool ata_id_hpa_enabled(const u16 *id) { /* Yes children, word 83 valid bits cover word 82 data */ @@ -766,6 +729,79 @@ static inline bool ata_id_wcache_enabled(const u16 *id) return id[ATA_ID_CFS_ENABLE_1] & (1 << 5); } +static inline bool ata_id_has_read_log_dma_ext(const u16 *id) +{ + /* Word 86 must have bit 15 set */ + if (!(id[ATA_ID_CFS_ENABLE_2] & (1 << 15))) + return false; + + /* READ LOG DMA EXT support can be signaled either from word 119 + * or from word 120. The format is the same for both words: Bit + * 15 must be cleared, bit 14 set and bit 3 set. + */ + if ((id[ATA_ID_COMMAND_SET_3] & 0xC008) == 0x4008 || + (id[ATA_ID_COMMAND_SET_4] & 0xC008) == 0x4008) + return true; + + return false; +} + +static inline bool ata_id_has_sense_reporting(const u16 *id) +{ + if (!(id[ATA_ID_CFS_ENABLE_2] & BIT(15))) + return false; + if ((id[ATA_ID_COMMAND_SET_3] & (BIT(15) | BIT(14))) != BIT(14)) + return false; + return id[ATA_ID_COMMAND_SET_3] & BIT(6); +} + +static inline bool ata_id_sense_reporting_enabled(const u16 *id) +{ + if (!ata_id_has_sense_reporting(id)) + return false; + /* ata_id_has_sense_reporting() == true, word 86 must have bit 15 set */ + if ((id[ATA_ID_COMMAND_SET_4] & (BIT(15) | BIT(14))) != BIT(14)) + return false; + return id[ATA_ID_COMMAND_SET_4] & BIT(6); +} + +/** + * + * Word: 206 - SCT Command Transport + * 15:12 - Vendor Specific + * 11:6 - Reserved + * 5 - SCT Command Transport Data Tables supported + * 4 - SCT Command Transport Features Control supported + * 3 - SCT Command Transport Error Recovery Control supported + * 2 - SCT Command Transport Write Same supported + * 1 - SCT Command Transport Long Sector Access supported + * 0 - SCT Command Transport supported + */ +static inline bool ata_id_sct_data_tables(const u16 *id) +{ + return id[ATA_ID_SCT_CMD_XPORT] & (1 << 5) ? true : false; +} + +static inline bool ata_id_sct_features_ctrl(const u16 *id) +{ + return id[ATA_ID_SCT_CMD_XPORT] & (1 << 4) ? true : false; +} + +static inline bool ata_id_sct_error_recovery_ctrl(const u16 *id) +{ + return id[ATA_ID_SCT_CMD_XPORT] & (1 << 3) ? true : false; +} + +static inline bool ata_id_sct_long_sector_access(const u16 *id) +{ + return id[ATA_ID_SCT_CMD_XPORT] & (1 << 1) ? true : false; +} + +static inline bool ata_id_sct_supported(const u16 *id) +{ + return id[ATA_ID_SCT_CMD_XPORT] & (1 << 0) ? true : false; +} + /** * ata_id_major_version - get ATA level of drive * @id: Identify data @@ -823,6 +859,13 @@ static inline bool ata_id_has_dword_io(const u16 *id) return id[ATA_ID_DWORD_IO] & (1 << 0); } +static inline bool ata_id_has_trusted(const u16 *id) +{ + if (ata_id_major_version(id) <= 7) + return false; + return id[ATA_ID_TRUSTED] & (1 << 0); +} + static inline bool ata_id_has_unload(const u16 *id) { if (ata_id_major_version(id) >= 7 && @@ -865,6 +908,21 @@ static inline int ata_id_rotation_rate(const u16 *id) return val; } +static inline bool ata_id_has_ncq_send_and_recv(const u16 *id) +{ + return id[ATA_ID_SATA_CAPABILITY_2] & BIT(6); +} + +static inline bool ata_id_has_ncq_non_data(const u16 *id) +{ + return id[ATA_ID_SATA_CAPABILITY_2] & BIT(5); +} + +static inline bool ata_id_has_ncq_prio(const u16 *id) +{ + return id[ATA_ID_SATA_CAPABILITY] & BIT(12); +} + static inline bool ata_id_has_trim(const u16 *id) { if (ata_id_major_version(id) >= 7 && @@ -916,6 +974,11 @@ static inline bool ata_id_is_ssd(const u16 *id) return id[ATA_ID_ROT_SPEED] == 0x01; } +static inline u8 ata_id_zoned_cap(const u16 *id) +{ + return (id[ATA_ID_ADDITIONAL_SUPP] & 0x3); +} + static inline bool ata_id_pio_need_iordy(const u16 *id, const u8 pio) { /* CF spec. r4.1 Table 22 says no IORDY on PIO5 and PIO6. */ @@ -964,111 +1027,6 @@ static inline bool atapi_id_dmadir(const u16 *dev_id) return ata_id_major_version(dev_id) >= 7 && (dev_id[62] & 0x8000); } -/* - * ata_id_is_lba_capacity_ok() performs a sanity check on - * the claimed LBA capacity value for the device. - * - * Returns 1 if LBA capacity looks sensible, 0 otherwise. - * - * It is called only once for each device. - */ -static inline bool ata_id_is_lba_capacity_ok(u16 *id) -{ - unsigned long lba_sects, chs_sects, head, tail; - - /* No non-LBA info .. so valid! */ - if (id[ATA_ID_CYLS] == 0) - return true; - - lba_sects = ata_id_u32(id, ATA_ID_LBA_CAPACITY); - - /* - * The ATA spec tells large drives to return - * C/H/S = 16383/16/63 independent of their size. - * Some drives can be jumpered to use 15 heads instead of 16. - * Some drives can be jumpered to use 4092 cyls instead of 16383. - */ - if ((id[ATA_ID_CYLS] == 16383 || - (id[ATA_ID_CYLS] == 4092 && id[ATA_ID_CUR_CYLS] == 16383)) && - id[ATA_ID_SECTORS] == 63 && - (id[ATA_ID_HEADS] == 15 || id[ATA_ID_HEADS] == 16) && - (lba_sects >= 16383 * 63 * id[ATA_ID_HEADS])) - return true; - - chs_sects = id[ATA_ID_CYLS] * id[ATA_ID_HEADS] * id[ATA_ID_SECTORS]; - - /* perform a rough sanity check on lba_sects: within 10% is OK */ - if (lba_sects - chs_sects < chs_sects/10) - return true; - - /* some drives have the word order reversed */ - head = (lba_sects >> 16) & 0xffff; - tail = lba_sects & 0xffff; - lba_sects = head | (tail << 16); - - if (lba_sects - chs_sects < chs_sects/10) { - *(__le32 *)&id[ATA_ID_LBA_CAPACITY] = __cpu_to_le32(lba_sects); - return true; /* LBA capacity is (now) good */ - } - - return false; /* LBA capacity value may be bad */ -} - -static inline void ata_id_to_hd_driveid(u16 *id) -{ -#ifdef __BIG_ENDIAN - /* accessed in struct hd_driveid as 8-bit values */ - id[ATA_ID_MAX_MULTSECT] = __cpu_to_le16(id[ATA_ID_MAX_MULTSECT]); - id[ATA_ID_CAPABILITY] = __cpu_to_le16(id[ATA_ID_CAPABILITY]); - id[ATA_ID_OLD_PIO_MODES] = __cpu_to_le16(id[ATA_ID_OLD_PIO_MODES]); - id[ATA_ID_OLD_DMA_MODES] = __cpu_to_le16(id[ATA_ID_OLD_DMA_MODES]); - id[ATA_ID_MULTSECT] = __cpu_to_le16(id[ATA_ID_MULTSECT]); - - /* as 32-bit values */ - *(u32 *)&id[ATA_ID_LBA_CAPACITY] = ata_id_u32(id, ATA_ID_LBA_CAPACITY); - *(u32 *)&id[ATA_ID_SPG] = ata_id_u32(id, ATA_ID_SPG); - - /* as 64-bit value */ - *(u64 *)&id[ATA_ID_LBA_CAPACITY_2] = - ata_id_u64(id, ATA_ID_LBA_CAPACITY_2); -#endif -} - -/* - * Write LBA Range Entries to the buffer that will cover the extent from - * sector to sector + count. This is used for TRIM and for ADD LBA(S) - * TO NV CACHE PINNED SET. - */ -static inline unsigned ata_set_lba_range_entries(void *_buffer, - unsigned buf_size, u64 sector, unsigned long count) -{ - __le64 *buffer = _buffer; - unsigned i = 0, used_bytes; - - while (i < buf_size / 8 ) { /* 6-byte LBA + 2-byte range per entry */ - u64 entry = sector | - ((u64)(count > 0xffff ? 0xffff : count) << 48); - buffer[i++] = __cpu_to_le64(entry); - if (count <= 0xffff) - break; - count -= 0xffff; - sector += 0xffff; - } - - used_bytes = ALIGN(i * 8, 512); - memset(buffer + i, 0, used_bytes - i * 8); - return used_bytes; -} - -static inline int is_multi_taskfile(struct ata_taskfile *tf) -{ - return (tf->command == ATA_CMD_READ_MULTI) || - (tf->command == ATA_CMD_WRITE_MULTI) || - (tf->command == ATA_CMD_READ_MULTI_EXT) || - (tf->command == ATA_CMD_WRITE_MULTI_EXT) || - (tf->command == ATA_CMD_WRITE_MULTI_FUA_EXT); -} - static inline bool ata_ok(u8 status) { return ((status & (ATA_BUSY | ATA_DRDY | ATA_DF | ATA_DRQ | ATA_ERR)) @@ -1078,13 +1036,13 @@ static inline bool ata_ok(u8 status) static inline bool lba_28_ok(u64 block, u32 n_block) { /* check the ending block number: must be LESS THAN 0x0fffffff */ - return ((block + n_block) < ((1 << 28) - 1)) && (n_block <= 256); + return ((block + n_block) < ((1 << 28) - 1)) && (n_block <= ATA_MAX_SECTORS); } static inline bool lba_48_ok(u64 block, u32 n_block) { /* check the ending block number */ - return ((block + n_block - 1) < ((u64)1 << 48)) && (n_block <= 65536); + return ((block + n_block - 1) < ((u64)1 << 48)) && (n_block <= ATA_MAX_SECTORS_LBA48); } #define sata_pmp_gscr_vendor(gscr) ((gscr)[SATA_PMP_GSCR_PROD_ID] & 0xffff) |