net: mtk_eth_soc: use phylink_generic_validate()

mtk_eth_soc has no special behaviour in its validation implementation,
so can be switched to phylink_generic_validate().
Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/mediatek/mtk_eth_soc.c

@@ -463,56 +463,8 @@ static void mtk_mac_link_up(struct phylink_config *config,
 	mtk_w32(mac->hw, mcr, MTK_MAC_MCR(mac->id));
 }
 
-static void mtk_validate(struct phylink_config *config,
-			 unsigned long *supported,
-			 struct phylink_link_state *state)
-{
-	__ETHTOOL_DECLARE_LINK_MODE_MASK(mask) = { 0, };
-
-	phylink_set_port_modes(mask);
-	phylink_set(mask, Autoneg);
-
-	switch (state->interface) {
-	case PHY_INTERFACE_MODE_TRGMII:
-		phylink_set(mask, 1000baseT_Full);
-		break;
-	case PHY_INTERFACE_MODE_1000BASEX:
-		phylink_set(mask, 1000baseX_Full);
-		break;
-	case PHY_INTERFACE_MODE_2500BASEX:
-		phylink_set(mask, 2500baseX_Full);
-		break;
-	case PHY_INTERFACE_MODE_GMII:
-	case PHY_INTERFACE_MODE_RGMII:
-	case PHY_INTERFACE_MODE_RGMII_ID:
-	case PHY_INTERFACE_MODE_RGMII_RXID:
-	case PHY_INTERFACE_MODE_RGMII_TXID:
-		phylink_set(mask, 1000baseT_Half);
-		fallthrough;
-	case PHY_INTERFACE_MODE_SGMII:
-		phylink_set(mask, 1000baseT_Full);
-		phylink_set(mask, 1000baseX_Full);
-		fallthrough;
-	case PHY_INTERFACE_MODE_MII:
-	case PHY_INTERFACE_MODE_RMII:
-	case PHY_INTERFACE_MODE_REVMII:
-	default:
-		phylink_set(mask, 10baseT_Half);
-		phylink_set(mask, 10baseT_Full);
-		phylink_set(mask, 100baseT_Half);
-		phylink_set(mask, 100baseT_Full);
-		break;
-	}
-
-	phylink_set(mask, Pause);
-	phylink_set(mask, Asym_Pause);
-
-	linkmode_and(supported, supported, mask);
-	linkmode_and(state->advertising, state->advertising, mask);
-}
-
 static const struct phylink_mac_ops mtk_phylink_ops = {
-	.validate = mtk_validate,
+	.validate = phylink_generic_validate,
 	.mac_pcs_get_state = mtk_mac_pcs_get_state,
 	.mac_an_restart = mtk_mac_an_restart,
 	.mac_config = mtk_mac_config,
@@ -2971,6 +2923,9 @@ static int mtk_add_mac(struct mtk_eth *eth, struct device_node *np)
 
 	mac->phylink_config.dev = &eth->netdev[id]->dev;
 	mac->phylink_config.type = PHYLINK_NETDEV;
+	mac->phylink_config.mac_capabilities = MAC_ASYM_PAUSE | MAC_SYM_PAUSE |
+		MAC_10 | MAC_100 | MAC_1000 | MAC_2500FD;
+
 	__set_bit(PHY_INTERFACE_MODE_MII,
 		  mac->phylink_config.supported_interfaces);
 	__set_bit(PHY_INTERFACE_MODE_GMII,