diff options
| author | Hannes Reinecke <hare@suse.de> | 2016-04-25 13:45:54 +0300 |
|---|---|---|
| committer | Tejun Heo <tj@kernel.org> | 2016-05-09 19:36:46 +0300 |
| commit | 284b3b77ea883234dadb2cbf97b145c3c30fe4bd (patch) | |
| tree | 2faa832ef21a350e2d6b5e4c238f70e38e0e6502 /drivers/ata/libata-scsi.c | |
| parent | 27708a9579ee069c6e0ebb6e61ac1114ed1d546c (diff) | |
| download | linux-284b3b77ea883234dadb2cbf97b145c3c30fe4bd.tar.xz | |
libata: NCQ encapsulation for ZAC MANAGEMENT OUT
Add NCQ encapsulation for ZAC MANAGEMENT OUT and evaluate
NCQ Non-Data log pages to figure out if NCQ encapsulation
is supported.
Signed-off-by: Hannes Reinecke <hare@suse.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
Diffstat (limited to 'drivers/ata/libata-scsi.c')
| -rw-r--r-- | drivers/ata/libata-scsi.c | 18 |
1 files changed, 13 insertions, 5 deletions
diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c index 6afd0840ebbe..43403aa0801f 100644 --- a/drivers/ata/libata-scsi.c +++ b/drivers/ata/libata-scsi.c @@ -3506,11 +3506,19 @@ static unsigned int ata_scsi_zbc_out_xlat(struct ata_queued_cmd *qc) reset_all = cdb[14] & 0x1; - tf->protocol = ATA_PROT_NODATA; - tf->command = ATA_CMD_ZAC_MGMT_OUT; - tf->feature = sa; - tf->hob_feature = reset_all & 0x1; - + if (ata_ncq_enabled(qc->dev) && + ata_fpdma_zac_mgmt_out_supported(qc->dev)) { + tf->protocol = ATA_PROT_NCQ; + tf->command = ATA_CMD_NCQ_NON_DATA; + tf->hob_nsect = ATA_SUBCMD_NCQ_NON_DATA_ZAC_MGMT_OUT; + tf->nsect = qc->tag << 3; + tf->auxiliary = sa | (reset_all & 0x1) << 8; + } else { + tf->protocol = ATA_PROT_NODATA; + tf->command = ATA_CMD_ZAC_MGMT_OUT; + tf->feature = sa; + tf->hob_feature = reset_all & 0x1; + } tf->lbah = (block >> 16) & 0xff; tf->lbam = (block >> 8) & 0xff; tf->lbal = block & 0xff; |