igc: Remove unneeded code

Remove the 'igc_get_link_up_info_base method' from igc_base.c file.
Use the 'igc_get_speed_and_duplex_copper' method directly and reduce
the code redundancy.
Signed-off-by: Sasha Neftin <sasha.neftin@intel.com>
Tested-by: Aaron Brown <aaron.f.brown@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>

drivers/net/ethernet/intel/igc/igc_base.c

@@ -333,26 +333,6 @@ static void igc_release_phy_base(struct igc_hw *hw)
 	hw->mac.ops.release_swfw_sync(hw, mask);
 }
 
-/**
- * igc_get_link_up_info_base - Get link speed/duplex info
- * @hw: pointer to the HW structure
- * @speed: stores the current speed
- * @duplex: stores the current duplex
- *
- * This is a wrapper function, if using the serial gigabit media independent
- * interface, use PCS to retrieve the link speed and duplex information.
- * Otherwise, use the generic function to get the link speed and duplex info.
- */
-static s32 igc_get_link_up_info_base(struct igc_hw *hw, u16 *speed,
-				     u16 *duplex)
-{
-	s32 ret_val;
-
-	ret_val = igc_get_speed_and_duplex_copper(hw, speed, duplex);
-
-	return ret_val;
-}
-
 /**
  * igc_init_hw_base - Initialize hardware
  * @hw: pointer to the HW structure
@@ -499,7 +479,7 @@ static struct igc_mac_operations igc_mac_ops_base = {
 	.check_for_link		= igc_check_for_copper_link,
 	.rar_set		= igc_rar_set,
 	.read_mac_addr		= igc_read_mac_addr_base,
-	.get_speed_and_duplex	= igc_get_link_up_info_base,
+	.get_speed_and_duplex	= igc_get_speed_and_duplex_copper,
 };
 
 static const struct igc_phy_operations igc_phy_ops_base = {