---

yaml
---
r: 53714
b: refs/heads/master
c: 986e0ae
h: refs/heads/master
v: v3

[refs]

@@ -1,2 +1,2 @@
 ---
-refs/heads/master: a85feb8cfc53c08b6f0d770f930ca9cc6885f414
+refs/heads/master: 986e0aeb9ae09127b401c3baa66f15b7a31f354c

trunk/drivers/net/tg3.c

@@ -5934,7 +5934,7 @@ static int tg3_load_tso_firmware(struct tg3 *tp)
 
 
 /* tp->lock is held. */
-static void __tg3_set_mac_addr(struct tg3 *tp)
+static void __tg3_set_mac_addr(struct tg3 *tp, int skip_mac_1)
 {
 	u32 addr_high, addr_low;
 	int i;
@@ -5946,6 +5946,8 @@ static void __tg3_set_mac_addr(struct tg3 *tp)
 		    (tp->dev->dev_addr[4] <<  8) |
 		    (tp->dev->dev_addr[5] <<  0));
 	for (i = 0; i < 4; i++) {
+		if (i == 1 && skip_mac_1)
+			continue;
 		tw32(MAC_ADDR_0_HIGH + (i * 8), addr_high);
 		tw32(MAC_ADDR_0_LOW + (i * 8), addr_low);
 	}
@@ -5972,7 +5974,7 @@ static int tg3_set_mac_addr(struct net_device *dev, void *p)
 {
 	struct tg3 *tp = netdev_priv(dev);
 	struct sockaddr *addr = p;
-	int err = 0;
+	int err = 0, skip_mac_1 = 0;
 
 	if (!is_valid_ether_addr(addr->sa_data))
 		return -EINVAL;
@@ -5983,22 +5985,21 @@ static int tg3_set_mac_addr(struct net_device *dev, void *p)
 		return 0;
 
 	if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) {
-		/* Reset chip so that ASF can re-init any MAC addresses it
-		 * needs.
-		 */
-		tg3_netif_stop(tp);
-		tg3_full_lock(tp, 1);
+		u32 addr0_high, addr0_low, addr1_high, addr1_low;
 
-		tg3_halt(tp, RESET_KIND_SHUTDOWN, 1);
-		err = tg3_restart_hw(tp, 0);
-		if (!err)
-			tg3_netif_start(tp);
-		tg3_full_unlock(tp);
-	} else {
-		spin_lock_bh(&tp->lock);
-		__tg3_set_mac_addr(tp);
-		spin_unlock_bh(&tp->lock);
+		addr0_high = tr32(MAC_ADDR_0_HIGH);
+		addr0_low = tr32(MAC_ADDR_0_LOW);
+		addr1_high = tr32(MAC_ADDR_1_HIGH);
+		addr1_low = tr32(MAC_ADDR_1_LOW);
+
+		/* Skip MAC addr 1 if ASF is using it. */
+		if ((addr0_high != addr1_high || addr0_low != addr1_low) &&
+		    !(addr1_high == 0 && addr1_low == 0))
+			skip_mac_1 = 1;
 	}
+	spin_lock_bh(&tp->lock);
+	__tg3_set_mac_addr(tp, skip_mac_1);
+	spin_unlock_bh(&tp->lock);
 
 	return err;
 }
@@ -6315,7 +6316,7 @@ static int tg3_reset_hw(struct tg3 *tp, int reset_phy)
 		     tp->rx_jumbo_ptr);
 
 	/* Initialize MAC address and backoff seed. */
-	__tg3_set_mac_addr(tp);
+	__tg3_set_mac_addr(tp, 0);
 
 	/* MTU + ethernet header + FCS + optional VLAN tag */
 	tw32(MAC_RX_MTU_SIZE, tp->dev->mtu + ETH_HLEN + 8);