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authorSaurav Kashyap <saurav.kashyap@qlogic.com>2011-11-18 17:03:19 (GMT)
committerJames Bottomley <JBottomley@Parallels.com>2011-12-15 06:55:10 (GMT)
commita00f6296aaf92ebe89c72eb98c440410992a33c4 (patch)
tree2f26b6cce7ac888009b1eb549f9a00cdf864a382 /drivers/scsi/qla2xxx/qla_init.c
parent5162cf0c4e3962b28a9c8bc1ce89d266db67aa55 (diff)
downloadlinux-fsl-qoriq-a00f6296aaf92ebe89c72eb98c440410992a33c4.tar.xz
[SCSI] qla2xxx: Implement FCP priority tagging for 82xx adapters.
This provides a capability to set a priority in the FCP packet. Signed-off-by: Saurav Kashyap <saurav.kashyap@qlogic.com> Signed-off-by: Chad Dupuis <chad.dupuis@qlogic.com> Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers/scsi/qla2xxx/qla_init.c')
-rw-r--r--drivers/scsi/qla2xxx/qla_init.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c
index ec73cc1..05931e6 100644
--- a/drivers/scsi/qla2xxx/qla_init.c
+++ b/drivers/scsi/qla2xxx/qla_init.c
@@ -5642,6 +5642,11 @@ qla24xx_update_fcport_fcp_prio(scsi_qla_host_t *vha, fc_port_t *fcport)
if (priority < 0)
return QLA_FUNCTION_FAILED;
+ if (IS_QLA82XX(vha->hw)) {
+ fcport->fcp_prio = priority & 0xf;
+ return QLA_SUCCESS;
+ }
+
ret = qla24xx_set_fcp_prio(vha, fcport->loop_id, priority, mb);
if (ret == QLA_SUCCESS) {
if (fcport->fcp_prio != priority)
@@ -5650,7 +5655,7 @@ qla24xx_update_fcport_fcp_prio(scsi_qla_host_t *vha, fc_port_t *fcport)
"port_id=%02x%02x%02x.\n", priority,
fcport->loop_id, fcport->d_id.b.domain,
fcport->d_id.b.area, fcport->d_id.b.al_pa);
- fcport->fcp_prio = priority;
+ fcport->fcp_prio = priority & 0xf;
} else
ql_dbg(ql_dbg_user, vha, 0x704f,
"Unable to update FCP_CMND priority - ret=0x%x for "