s32 ixgbe_write_phy_reg_mdi(struct ixgbe_hw *hw, u32 reg_addr,
			    u32 device_type, u16 phy_data)
int ixgbe_write_phy_reg_mdi(struct ixgbe_hw *hw, u32 reg_addr,
			    u32 device_type, u16 phy_data)