sky2: split phy power into two functions

Later changes add more code to PHY power changes so refactor now.

Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>

1 files changed, 24 insertions, 15 deletions

diff --git a/drivers/net/sky2.c b/drivers/net/sky2.c
index 535f6cc96c8d..ad35674ba838 100644
--- a/drivers/net/sky2.c
+++ b/drivers/net/sky2.c
@@ -619,28 +619,35 @@ static void sky2_phy_init(struct sky2_hw *hw, unsigned port)
                 gm_phy_write(hw, port, PHY_MARV_INT_MASK, PHY_M_DEF_MSK);
 }
 
-static void sky2_phy_power(struct sky2_hw *hw, unsigned port, int onoff)
+static const u32 phy_power[] = { PCI_Y2_PHY1_POWD, PCI_Y2_PHY2_POWD };
+static const u32 coma_mode[] = { PCI_Y2_PHY1_COMA, PCI_Y2_PHY2_COMA };
+
+static void sky2_phy_power_up(struct sky2_hw *hw, unsigned port)
 {
         u32 reg1;
-        static const u32 phy_power[] = { PCI_Y2_PHY1_POWD, PCI_Y2_PHY2_POWD };
-        static const u32 coma_mode[] = { PCI_Y2_PHY1_COMA, PCI_Y2_PHY2_COMA };
 
         sky2_write8(hw, B2_TST_CTRL1, TST_CFG_WRITE_ON);
         reg1 = sky2_pci_read32(hw, PCI_DEV_REG1);
-        /* Turn on/off phy power saving */
-        if (onoff)
-                reg1 &= ~phy_power[port];
-        else
-                reg1 |= phy_power[port];
+        reg1 &= ~phy_power[port];
 
-        if (onoff && hw->chip_id == CHIP_ID_YUKON_XL && hw->chip_rev > 1)
+        if (hw->chip_id == CHIP_ID_YUKON_XL && hw->chip_rev > 1)
                 reg1 |= coma_mode[port];
 
         sky2_pci_write32(hw, PCI_DEV_REG1, reg1);
         sky2_write8(hw, B2_TST_CTRL1, TST_CFG_WRITE_OFF);
         sky2_pci_read32(hw, PCI_DEV_REG1);
+}
+
+static void sky2_phy_power_down(struct sky2_hw *hw, unsigned port)
+{
+        u32 reg1;
+
+        sky2_write8(hw, B2_TST_CTRL1, TST_CFG_WRITE_ON);
+        reg1 = sky2_pci_read32(hw, PCI_DEV_REG1);
+        reg1 |= phy_power[port];
 
-        udelay(100);
+        sky2_pci_write32(hw, PCI_DEV_REG1, reg1);
+        sky2_write8(hw, B2_TST_CTRL1, TST_CFG_WRITE_OFF);
 }
 
 /* Force a renegotiation */
@@ -675,8 +682,11 @@ static void sky2_wol_init(struct sky2_port *sky2)
 
         sky2->advertising &= ~(ADVERTISED_1000baseT_Half|ADVERTISED_1000baseT_Full);
         sky2->flow_mode = FC_NONE;
-        sky2_phy_power(hw, port, 1);
-        sky2_phy_reinit(sky2);
+
+        spin_lock_bh(&sky2->phy_lock);
+        sky2_phy_power_up(hw, port);
+        sky2_phy_init(hw, port);
+        spin_unlock_bh(&sky2->phy_lock);
 
         sky2->flow_mode = save_mode;
         sky2->advertising = ctrl;
@@ -781,6 +791,7 @@ static void sky2_mac_init(struct sky2_hw *hw, unsigned port)
         sky2_write8(hw, SK_REG(port, GMAC_IRQ_MSK), GMAC_DEF_MSK);
 
         spin_lock_bh(&sky2->phy_lock);
+        sky2_phy_power_up(hw, port);
         sky2_phy_init(hw, port);
         spin_unlock_bh(&sky2->phy_lock);
 
@@ -1385,8 +1396,6 @@ static int sky2_up(struct net_device *dev)
         if (!sky2->rx_ring)
                 goto err_out;
 
-        sky2_phy_power(hw, port, 1);
-
         sky2_mac_init(hw, port);
 
         /* Register is number of 4K blocks on internal RAM buffer. */
@@ -1767,7 +1776,7 @@ static int sky2_down(struct net_device *dev)
         sky2_write8(hw, SK_REG(port, RX_GMF_CTRL_T), GMF_RST_SET);
         sky2_write8(hw, SK_REG(port, TX_GMF_CTRL_T), GMF_RST_SET);
 
-        sky2_phy_power(hw, port, 0);
+        sky2_phy_power_down(hw, port);
 
         netif_carrier_off(dev);