diff options
| author | Quinn Tran <quinn.tran@cavium.com> | 2017-06-13 20:47:23 -0700 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2017-06-27 21:21:41 -0400 |
| commit | af7bb3826a49b774332a5e8ff3f68877bdfd21c9 (patch) | |
| tree | 30271aad360ebcca631d60d86278fcdca81097a9 /drivers/scsi/qla2xxx/qla_init.c | |
| parent | 7c3f8fd10bab0b4d9021a11f123fd67e81ef3b0e (diff) | |
scsi: qla2xxx: use shadow register for ISP27XX
For ISP27XX, use shadow register to read FW provided REQQ's consumer
index. The shadow register is dma'ed by firmware.
Signed-off-by: Quinn Tran <quinn.tran@cavium.com>
Signed-off-by: Himanshu Madhani <himanshu.madhani@cavium.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/qla2xxx/qla_init.c')
| -rw-r--r-- | drivers/scsi/qla2xxx/qla_init.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c index 3e5f193480f0..62c856cad7ec 100644 --- a/drivers/scsi/qla2xxx/qla_init.c +++ b/drivers/scsi/qla2xxx/qla_init.c @@ -7614,6 +7614,7 @@ struct qla_qpair *qla2xxx_create_qpair(struct scsi_qla_host *vha, int qos, qpair->vha = vha; qpair->qp_lock_ptr = &qpair->qp_lock; spin_lock_init(&qpair->qp_lock); + qpair->use_shadow_reg = IS_SHADOW_REG_CAPABLE(ha) ? 1 : 0; /* Assign available que pair id */ mutex_lock(&ha->mq_lock); |