amd-xgbe: Remove the adjustments needed for fixed speed

With the addition of entries in the phy speed/duplex settings
array to support KR and KX mode, the work-around to add/remove
baseT settings to run at a fixed speed is no longer needed.
Signed-off-by: NTom Lendacky <thomas.lendacky@amd.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

drivers/net/ethernet/amd/xgbe/xgbe-ethtool.c

@@ -331,16 +331,6 @@ static int xgbe_set_settings(struct net_device *netdev,
 	     (cmd->duplex != DUPLEX_FULL)))
 		goto unlock;
 
-	if (cmd->autoneg == AUTONEG_ENABLE) {
-		/* Clear settings needed to force speeds */
-		phydev->supported &= ~SUPPORTED_1000baseT_Full;
-		phydev->supported &= ~SUPPORTED_10000baseT_Full;
-	} else {
-		/* Add settings needed to force speed */
-		phydev->supported |= SUPPORTED_1000baseT_Full;
-		phydev->supported |= SUPPORTED_10000baseT_Full;
-	}
-
 	cmd->advertising &= phydev->supported;
 	if ((cmd->autoneg == AUTONEG_ENABLE) && !cmd->advertising)
 		goto unlock;

drivers/net/ethernet/amd/xgbe/xgbe-mdio.c

@@ -375,10 +375,6 @@ int xgbe_mdio_register(struct xgbe_prv_data *pdata)
 
 	phydev->autoneg = pdata->default_autoneg;
 	if (phydev->autoneg == AUTONEG_DISABLE) {
-		/* Add settings needed to force speed */
-		phydev->supported |= SUPPORTED_1000baseT_Full;
-		phydev->supported |= SUPPORTED_10000baseT_Full;
-
 		phydev->speed = pdata->default_speed;
 		phydev->duplex = DUPLEX_FULL;