libata: Add support for SEND/RECEIVE FPDMA QUEUED
Add support for the following ATA opcodes, which are present
in SATA 3.1 and T13 ATA ACS-3:
SEND FPDMA QUEUED
RECEIVE FPDMA QUEUED
Signed-off-by: Marc Carino <marc.ceeeee@gmail.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
diff --git a/include/linux/ata.h b/include/linux/ata.h
index f63fb1a..bf4c69c 100644
--- a/include/linux/ata.h
+++ b/include/linux/ata.h
@@ -239,6 +239,8 @@
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 @@
/* 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 @@
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,
@@ -772,6 +788,11 @@
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 &&