bnx2fc: use fcoe_link_speed_update() from the exported symbol in libfcoe

We have fcoe_link_speed_update() in libfcoe ready for use now, take out the
bnx2fc version which is almost the same.
Signed-off-by: NYi Zou <yi.zou@intel.com>
Cc: Bhanu Prakash Gollapudi <bprakash@broadcom.com>
Tested-by: NMarcus Dennis <marcusx.e.dennis@intel.com>
Signed-off-by: NRobert Love <robert.w.love@intel.com>

drivers/scsi/bnx2fc/bnx2fc_fcoe.c

@@ -738,35 +738,6 @@ static int bnx2fc_shost_config(struct fc_lport *lport, struct device *dev)
 	return 0;
 }
 
-static void bnx2fc_link_speed_update(struct fc_lport *lport)
-{
-	struct fcoe_port *port = lport_priv(lport);
-	struct bnx2fc_interface *interface = port->priv;
-	struct net_device *netdev = interface->netdev;
-	struct ethtool_cmd ecmd;
-
-	if (!__ethtool_get_settings(netdev, &ecmd)) {
-		lport->link_supported_speeds &=
-			~(FC_PORTSPEED_1GBIT | FC_PORTSPEED_10GBIT);
-		if (ecmd.supported & (SUPPORTED_1000baseT_Half |
-				      SUPPORTED_1000baseT_Full))
-			lport->link_supported_speeds |= FC_PORTSPEED_1GBIT;
-		if (ecmd.supported & SUPPORTED_10000baseT_Full)
-			lport->link_supported_speeds |= FC_PORTSPEED_10GBIT;
-
-		switch (ethtool_cmd_speed(&ecmd)) {
-		case SPEED_1000:
-			lport->link_speed = FC_PORTSPEED_1GBIT;
-			break;
-		case SPEED_2500:
-			lport->link_speed = FC_PORTSPEED_2GBIT;
-			break;
-		case SPEED_10000:
-			lport->link_speed = FC_PORTSPEED_10GBIT;
-			break;
-		}
-	}
-}
 static int bnx2fc_link_ok(struct fc_lport *lport)
 {
 	struct fcoe_port *port = lport_priv(lport);
@@ -824,7 +795,7 @@ static int bnx2fc_net_config(struct fc_lport *lport, struct net_device *netdev)
 	port->fcoe_pending_queue_active = 0;
 	setup_timer(&port->timer, fcoe_queue_timer, (unsigned long) lport);
 
-	bnx2fc_link_speed_update(lport);
+	fcoe_link_speed_update(lport);
 
 	if (!lport->vport) {
 		if (fcoe_get_wwn(netdev, &wwnn, NETDEV_FCOE_WWNN))
@@ -928,7 +899,7 @@ static void bnx2fc_indicate_netevent(void *context, unsigned long event,
 		BNX2FC_HBA_DBG(lport, "netevent handler - event=%s %ld\n",
 				interface->netdev->name, event);
 
-		bnx2fc_link_speed_update(lport);
+		fcoe_link_speed_update(lport);
 
 		cdev = fcoe_ctlr_to_ctlr_dev(ctlr);