scsi: qedf: Add support for 20 Gbps speed

The current code doeesn't support 20Gbps speed for current and supported
speed. Add support for it.
Signed-off-by: Saurav Kashyap <skashyap@marvell.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

drivers/scsi/qedf/qedf_main.c

@@ -480,6 +480,9 @@ static void qedf_update_link_speed(struct qedf_ctx *qedf,
 	case 100000:
 		lport->link_speed = FC_PORTSPEED_100GBIT;
 		break;
+	case 20000:
+		lport->link_speed = FC_PORTSPEED_20GBIT;
+		break;
 	default:
 		lport->link_speed = FC_PORTSPEED_UNKNOWN;
 		break;
@@ -521,6 +524,8 @@ static void qedf_update_link_speed(struct qedf_ctx *qedf,
 	    (link->supported_caps & QED_LM_100000baseLR4_ER4_Full_BIT)) {
 		lport->link_supported_speeds |= FC_PORTSPEED_100GBIT;
 	}
+	if (link->supported_caps & QED_LM_20000baseKR2_Full_BIT)
+		lport->link_supported_speeds |= FC_PORTSPEED_20GBIT;
 	fc_host_supported_speeds(lport->host) = lport->link_supported_speeds;
 }