static s32 igb_setup_copper_link_82575(struct e1000_hw *hw)
{
u32 ctrl;
s32 ret_val;
ctrl = rd32(E1000_CTRL);
ctrl |= E1000_CTRL_SLU;
ctrl &= ~(E1000_CTRL_FRCSPD | E1000_CTRL_FRCDPX);
wr32(E1000_CTRL, ctrl);
ret_val = igb_setup_serdes_link_82575(hw);
if (ret_val)
goto out;
if (igb_sgmii_active_82575(hw) && !hw->phy.reset_disable) {
msleep(300);
ret_val = hw->phy.ops.reset(hw);
if (ret_val) {
hw_dbg("Error resetting the PHY.\n");
goto out;
}
}
switch (hw->phy.type) {
case e1000_phy_m88:
if (hw->phy.id == I347AT4_E_PHY_ID ||
hw->phy.id == M88E1112_E_PHY_ID)
ret_val = igb_copper_link_setup_m88_gen2(hw);
else
ret_val = igb_copper_link_setup_m88(hw);
break;
case e1000_phy_igp_3:
ret_val = igb_copper_link_setup_igp(hw);
break;
case e1000_phy_82580:
ret_val = igb_copper_link_setup_82580(hw);
break;
default:
ret_val = -E1000_ERR_PHY;
break;
}
if (ret_val)
goto out;
ret_val = igb_setup_copper_link(hw);
out:
return ret_val;
}
/**
* igb_setup_copper_link_82575 - Configure copper link settings
* @hw: pointer to the HW structure
*
* Configures the link for auto-neg or forced speed and duplex. Then we check
* for link, once link is established calls to configure collision distance
* and flow control are called.
**/
static s32 igb_setup_copper_link_82575(struct e1000_hw *hw)
{
u32 ctrl;
s32 ret_val;
ctrl = rd32(E1000_CTRL);
ctrl |= E1000_CTRL_SLU;
ctrl &= ~(E1000_CTRL_FRCSPD | E1000_CTRL_FRCDPX);
wr32(E1000_CTRL, ctrl);
ret_val = igb_setup_serdes_link_82575(hw);
if (ret_val)
goto out;
if (igb_sgmii_active_82575(hw) && !hw->phy.reset_disable) {
/* allow time for SFP cage time to power up phy */
msleep(300);
ret_val = hw->phy.ops.reset(hw);
if (ret_val) {
hw_dbg("Error resetting the PHY.\n");
goto out;
}
}
switch (hw->phy.type) {
case e1000_phy_m88:
ret_val = igb_copper_link_setup_m88(hw);
break;
case e1000_phy_igp_3:
ret_val = igb_copper_link_setup_igp(hw);
break;
case e1000_phy_82580:
ret_val = igb_copper_link_setup_82580(hw);
break;
default:
ret_val = -E1000_ERR_PHY;
break;
}
if (ret_val)
goto out;
ret_val = igb_setup_copper_link(hw);
out:
return ret_val;
}
