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sata_nv: set host can_queue count appropriately 

libata limits the max limit for drivers to 31 anyway. We'll soon
allow drivers to actually go to QD=32, but that might require some
driver modifications. Before we do that, ensure that sata_nv limits
the depth to 31.

Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Tejun Heo <tj@kernel.org>
hifive-unleashed-5.1
Jens Axboe 2018-05-11 12:51:08 -06:00 committed by Tejun Heo
parent 9d207accca
commit ba80c3a572
1 changed files with 1 additions and 1 deletions
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drivers/ata/sata_nv.c
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@ -400,7 +400,7 @@ static struct scsi_host_template nv_adma_sht = {
static struct scsi_host_template nv_swncq_sht = {
ATA_NCQ_SHT(DRV_NAME),
.can_queue = ATA_MAX_QUEUE,
.can_queue = ATA_MAX_QUEUE - 1,
.sg_tablesize = LIBATA_MAX_PRD,
.dma_boundary = ATA_DMA_BOUNDARY,
.slave_configure = nv_swncq_slave_config,