net: ethernet: arc: emac: 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: Philippe Reynes <tremyfr@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/arc/emac_main.c

@@ -79,42 +79,6 @@ static void arc_emac_adjust_link(struct net_device *ndev)
 		phy_print_status(phy_dev);
 }
 
-/**
- * arc_emac_get_settings - Get PHY settings.
- * @ndev:	Pointer to net_device structure.
- * @cmd:	Pointer to ethtool_cmd structure.
- *
- * This implements ethtool command for getting PHY settings. If PHY could
- * not be found, the function returns -ENODEV. This function calls the
- * relevant PHY ethtool API to get the PHY settings.
- * Issue "ethtool ethX" under linux prompt to execute this function.
- */
-static int arc_emac_get_settings(struct net_device *ndev,
-				 struct ethtool_cmd *cmd)
-{
-	return phy_ethtool_gset(ndev->phydev, cmd);
-}
-
-/**
- * arc_emac_set_settings - Set PHY settings as passed in the argument.
- * @ndev:	Pointer to net_device structure.
- * @cmd:	Pointer to ethtool_cmd structure.
- *
- * This implements ethtool command for setting various PHY settings. If PHY
- * could not be found, the function returns -ENODEV. This function calls the
- * relevant PHY ethtool API to set the PHY.
- * Issue e.g. "ethtool -s ethX speed 1000" under linux prompt to execute this
- * function.
- */
-static int arc_emac_set_settings(struct net_device *ndev,
-				 struct ethtool_cmd *cmd)
-{
-	if (!capable(CAP_NET_ADMIN))
-		return -EPERM;
-
-	return phy_ethtool_sset(ndev->phydev, cmd);
-}
-
 /**
  * arc_emac_get_drvinfo - Get EMAC driver information.
  * @ndev:	Pointer to net_device structure.
@@ -133,10 +97,10 @@ static void arc_emac_get_drvinfo(struct net_device *ndev,
 }
 
 static const struct ethtool_ops arc_emac_ethtool_ops = {
-	.get_settings	= arc_emac_get_settings,
-	.set_settings	= arc_emac_set_settings,
 	.get_drvinfo	= arc_emac_get_drvinfo,
 	.get_link	= ethtool_op_get_link,
+	.get_link_ksettings = phy_ethtool_get_link_ksettings,
+	.set_link_ksettings = phy_ethtool_set_link_ksettings,
 };
 
 #define FIRST_OR_LAST_MASK	(FIRST_MASK | LAST_MASK)