[SCSI] qla2xxx: Add internal loopback support for ISP81xx.

Signed-off-by: Giridhar Malavali <giridhar.malavali@qlogic.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
diff --git a/drivers/scsi/qla2xxx/qla_isr.c b/drivers/scsi/qla2xxx/qla_isr.c
index 912befd..e51fc5f 100644
--- a/drivers/scsi/qla2xxx/qla_isr.c
+++ b/drivers/scsi/qla2xxx/qla_isr.c
@@ -545,10 +545,13 @@
 		if (IS_QLA2100(ha))
 			break;
 
-		if (IS_QLA8XXX_TYPE(ha))
+		if (IS_QLA8XXX_TYPE(ha)) {
 			DEBUG2(printk("scsi(%ld): DCBX Completed -- %04x %04x "
 			    "%04x\n", vha->host_no, mb[1], mb[2], mb[3]));
-		else
+			if (ha->notify_dcbx_comp)
+				complete(&ha->dcbx_comp);
+
+		} else
 			DEBUG2(printk("scsi(%ld): Asynchronous P2P MODE "
 			    "received.\n", vha->host_no));