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scsi: cxgb4i: add support for IEEE_8021QAZ_APP_SEL_STREAM selector 

IEEE_8021QAZ_APP_SEL_STREAM is a valid selector for iSCSI connections, so
add code to use IEEE_8021QAZ_APP_SEL_STREAM selector to get priority mask.

Signed-off-by: Varun Prakash <varun@chelsio.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Varun Prakash 2019-06-17 18:46:26 +05:30 committed by Martin K. Petersen
parent 22c2f35f49
commit 152e30fc53
1 changed files with 7 additions and 2 deletions
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9
drivers/scsi/cxgbi/cxgb4i/cxgb4i.c
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@ -1665,8 +1665,12 @@ static u8 get_iscsi_dcb_priority(struct net_device *ndev)
return 0;
if (caps & DCB_CAP_DCBX_VER_IEEE) {
iscsi_dcb_app.selector = IEEE_8021QAZ_APP_SEL_ANY;
iscsi_dcb_app.selector = IEEE_8021QAZ_APP_SEL_STREAM;
rv = dcb_ieee_getapp_mask(ndev, &iscsi_dcb_app);
if (!rv) {
iscsi_dcb_app.selector = IEEE_8021QAZ_APP_SEL_ANY;
rv = dcb_ieee_getapp_mask(ndev, &iscsi_dcb_app);
}
} else if (caps & DCB_CAP_DCBX_VER_CEE) {
iscsi_dcb_app.selector = DCB_APP_IDTYPE_PORTNUM;
rv = dcb_getapp(ndev, &iscsi_dcb_app);
@ -2251,7 +2255,8 @@ cxgb4_dcb_change_notify(struct notifier_block *self, unsigned long val,
u8 priority;
if (iscsi_app->dcbx & DCB_CAP_DCBX_VER_IEEE) {
if (iscsi_app->app.selector != IEEE_8021QAZ_APP_SEL_ANY)
if ((iscsi_app->app.selector != IEEE_8021QAZ_APP_SEL_STREAM) &&
(iscsi_app->app.selector != IEEE_8021QAZ_APP_SEL_ANY))
return NOTIFY_DONE;
priority = iscsi_app->app.priority;