sky2: dont overwrite settings for PHY Quick link

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>

diff --git a/drivers/net/ethernet/marvell/sky2.c b/drivers/net/ethernet/marvell/sky2.c
index 423a1a2..b806d9b 100644 (file)
--- a/drivers/net/ethernet/marvell/sky2.c
+++ b/drivers/net/ethernet/marvell/sky2.c
@@ -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);