net: ethernet: greth: use phy_ethtool_{get|set}_link_ksettings

There are two generics functions phy_ethtool_{get|set}_link_ksettings,
so we can use them instead of defining the same code in the driver.
Signed-off-by: NPhilippe Reynes <tremyfr@gmail.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

drivers/net/ethernet/aeroflex/greth.c

@@ -1105,25 +1105,6 @@ static void greth_set_msglevel(struct net_device *dev, u32 value)
 	struct greth_private *greth = netdev_priv(dev);
 	greth->msg_enable = value;
 }
-static int greth_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
-{
-	struct phy_device *phy = dev->phydev;
-
-	if (!phy)
-		return -ENODEV;
-
-	return phy_ethtool_gset(phy, cmd);
-}
-
-static int greth_set_settings(struct net_device *dev, struct ethtool_cmd *cmd)
-{
-	struct phy_device *phy = dev->phydev;
-
-	if (!phy)
-		return -ENODEV;
-
-	return phy_ethtool_sset(phy, cmd);
-}
 
 static int greth_get_regs_len(struct net_device *dev)
 {
@@ -1155,12 +1136,12 @@ static void greth_get_regs(struct net_device *dev, struct ethtool_regs *regs, vo
 static const struct ethtool_ops greth_ethtool_ops = {
 	.get_msglevel		= greth_get_msglevel,
 	.set_msglevel		= greth_set_msglevel,
-	.get_settings		= greth_get_settings,
-	.set_settings		= greth_set_settings,
 	.get_drvinfo		= greth_get_drvinfo,
 	.get_regs_len           = greth_get_regs_len,
 	.get_regs               = greth_get_regs,
 	.get_link		= ethtool_op_get_link,
+	.get_link_ksettings	= phy_ethtool_get_link_ksettings,
+	.set_link_ksettings	= phy_ethtool_set_link_ksettings,
 };
 
 static struct net_device_ops greth_netdev_ops = {