summaryrefslogtreecommitdiff
path: root/include/linux/ata.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/linux/ata.h')
-rw-r--r--include/linux/ata.h123
1 files changed, 21 insertions, 102 deletions
diff --git a/include/linux/ata.h b/include/linux/ata.h
index ee0bd9524055..bf4c69ca76df 100644
--- a/include/linux/ata.h
+++ b/include/linux/ata.h
@@ -239,6 +239,8 @@ enum {
ATA_CMD_WRITE_QUEUED_FUA_EXT = 0x3E,
ATA_CMD_FPDMA_READ = 0x60,
ATA_CMD_FPDMA_WRITE = 0x61,
+ 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,
@@ -293,8 +295,13 @@ enum {
/* marked obsolete in the ATA/ATAPI-7 spec */
ATA_CMD_RESTORE = 0x10,
+ /* Subcmds for ATA_CMD_FPDMA_SEND */
+ ATA_SUBCMD_FPDMA_SEND_DSM = 0x00,
+ ATA_SUBCMD_FPDMA_SEND_WR_LOG_DMA_EXT = 0x02,
+
/* READ_LOG_EXT pages */
ATA_LOG_SATA_NCQ = 0x10,
+ ATA_LOG_NCQ_SEND_RECV = 0x13,
ATA_LOG_SATA_ID_DEV_DATA = 0x30,
ATA_LOG_SATA_SETTINGS = 0x08,
ATA_LOG_DEVSLP_OFFSET = 0x30,
@@ -305,6 +312,15 @@ enum {
ATA_LOG_DEVSLP_VALID = 0x07,
ATA_LOG_DEVSLP_VALID_MASK = 0x80,
+ /* 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_WR_LOG_OFFSET = 0x0C,
+ ATA_LOG_NCQ_SEND_RECV_SIZE = 0x10,
+
/* READ/WRITE LONG (obsolete) */
ATA_CMD_READ_LONG = 0x22,
ATA_CMD_READ_LONG_ONCE = 0x23,
@@ -446,22 +462,6 @@ 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 */
-
- /* 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 {
@@ -488,83 +488,6 @@ 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
*/
@@ -865,6 +788,11 @@ 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_trim(const u16 *id)
{
if (ata_id_major_version(id) >= 7 &&
@@ -1060,15 +988,6 @@ static inline unsigned ata_set_lba_range_entries(void *_buffer,
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))