From: Arjun Vynipadath <arjun@chelsio.com>
Date: Fri, 1 Mar 2019 15:44:48 +0530
Subject: cxgb4vf: Revert force link up behaviour
Patch-mainline: v5.1-rc1
Git-commit: 502c1a1612747b911ae07b48530f09a54af35a95
References: bsc#1136347 jsc#SLE-4683

Reverting force link up changes since this behaviour can be
achieved using VF link state feature.

Reverts:
commit 0913667ab3ad ("cxgb4vf: Forcefully link up virtual interfaces")

Signed-off-by: Arjun Vynipadath <arjun@chelsio.com>
Signed-off-by: Vishal Kulkarni <vishal@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
 drivers/net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c |   13 +++----------
 1 file changed, 3 insertions(+), 10 deletions(-)

--- a/drivers/net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c
+++ b/drivers/net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c
@@ -155,6 +155,8 @@ void t4vf_os_link_changed(struct adapter
 		const char *fc;
 		const struct port_info *pi = netdev_priv(dev);
 
+		netif_carrier_on(dev);
+
 		switch (pi->link_cfg.speed) {
 		case 100:
 			s = "100Mbps";
@@ -200,6 +202,7 @@ void t4vf_os_link_changed(struct adapter
 
 		netdev_info(dev, "link up, %s, full-duplex, %s PAUSE\n", s, fc);
 	} else {
+		netif_carrier_off(dev);
 		netdev_info(dev, "link down\n");
 	}
 }
@@ -339,16 +342,6 @@ static int link_start(struct net_device
 	if (ret == 0)
 		ret = t4vf_enable_pi(pi->adapter, pi, true, true);
 
-	/* The Virtual Interfaces are connected to an internal switch on the
-	 * chip which allows VIs attached to the same port to talk to each
-	 * other even when the port link is down.  As a result, we generally
-	 * want to always report a VI's link as being "up", provided there are
-	 * no errors in enabling vi.
-	 */
-
-	if (ret == 0)
-		netif_carrier_on(dev);
-
 	return ret;
 }