sky2: dont overwrite settings for PHY Quick link
authorLino Sanfilippo <LinoSanfilippo@gmx.de>
Fri, 30 Mar 2012 07:28:59 +0000 (07:28 +0000)
committerDavid S. Miller <davem@davemloft.net>
Mon, 2 Apr 2012 22:41:06 +0000 (18:41 -0400)
This patch corrects a bug in function sky2_open() of the Marvell Yukon 2 driver
in which the settings for PHY quick link are overwritten.

Signed-off-by: Lino Sanfilippo <LinoSanfilippo@gmx.de>
Acked-by: Stephen Hemminger <shemminger@vyattta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/ethernet/marvell/sky2.c

index 423a1a2a702e77e6034f9ca31b8a80177d33e110..b806d9b4defb0426bde077c07376db82adde8b36 100644 (file)
@@ -1767,13 +1767,14 @@ static int sky2_open(struct net_device *dev)
 
        sky2_hw_up(sky2);
 
+       /* Enable interrupts from phy/mac for port */
+       imask = sky2_read32(hw, B0_IMSK);
+
        if (hw->chip_id == CHIP_ID_YUKON_OPT ||
            hw->chip_id == CHIP_ID_YUKON_PRM ||
            hw->chip_id == CHIP_ID_YUKON_OP_2)
                imask |= Y2_IS_PHY_QLNK;        /* enable PHY Quick Link */
 
-       /* Enable interrupts from phy/mac for port */
-       imask = sky2_read32(hw, B0_IMSK);
        imask |= portirq_msk[port];
        sky2_write32(hw, B0_IMSK, imask);
        sky2_read32(hw, B0_IMSK);