diff options
| author | Hannes Reinecke <hare@suse.de> | 2016-07-14 09:05:48 +0900 |
|---|---|---|
| committer | Tejun Heo <tj@kernel.org> | 2016-07-15 08:08:13 -0400 |
| commit | 5b844b63ddfb65aef923eaabe0420196fd71dd13 (patch) | |
| tree | 6bc13465e720117bdeb105fd0e8df481c2fe2711 /include | |
| parent | 5b51ba6178f5502e6ab1bba75e91a365bc4c718b (diff) | |
ata: Handle ATA NCQ NO-DATA commands correctly
Add a new taskfile protocol ATA_PROT_NCQ_NODATA to handle
ATA NCQ NO-DATA commands correctly.
And fixup ata_scsi_zbc_out_xlat() to use it.
Signed-off-by: Hannes Reinecke <hare@suse.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Tejun Heo <tj@kernel.org>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/ata.h | 1 | ||||
| -rw-r--r-- | include/linux/libata.h | 2 | ||||
| -rw-r--r-- | include/trace/events/libata.h | 1 |
3 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/ata.h b/include/linux/ata.h index d20b1ee127b0..35857d1f15c8 100644 --- a/include/linux/ata.h +++ b/include/linux/ata.h @@ -530,6 +530,7 @@ enum ata_tf_protocols { ATA_PROT_PIO, /* PIO data xfer */ ATA_PROT_DMA, /* DMA */ ATA_PROT_NCQ, /* NCQ */ + ATA_PROT_NCQ_NODATA, /* NCQ no data */ ATAPI_PROT_NODATA, /* packet command, no data */ ATAPI_PROT_PIO, /* packet command, PIO data xfer*/ ATAPI_PROT_DMA, /* packet command with special DMA sauce */ diff --git a/include/linux/libata.h b/include/linux/libata.h index 4e5a09c6dc10..1abd6690c776 100644 --- a/include/linux/libata.h +++ b/include/linux/libata.h @@ -1053,6 +1053,8 @@ static inline unsigned int ata_prot_flags(u8 prot) return ATA_PROT_FLAG_DMA; case ATA_PROT_NCQ: return ATA_PROT_FLAG_DMA | ATA_PROT_FLAG_NCQ; + case ATA_PROT_NCQ_NODATA: + return ATA_PROT_FLAG_NCQ; case ATAPI_PROT_NODATA: return ATA_PROT_FLAG_ATAPI; case ATAPI_PROT_PIO: diff --git a/include/trace/events/libata.h b/include/trace/events/libata.h index 75fff8696bae..2fbbf990e4b3 100644 --- a/include/trace/events/libata.h +++ b/include/trace/events/libata.h @@ -126,6 +126,7 @@ ata_protocol_name(ATA_PROT_PIO), \ ata_protocol_name(ATA_PROT_DMA), \ ata_protocol_name(ATA_PROT_NCQ), \ + ata_protocol_name(ATA_PROT_NCQ_NODATA), \ ata_protocol_name(ATAPI_PROT_NODATA), \ ata_protocol_name(ATAPI_PROT_PIO), \ ata_protocol_name(ATAPI_PROT_DMA)) |