From 83800d29f0c578e82554e7d4c6bfdbdf9b6cf428 Mon Sep 17 00:00:00 2001
From: "Russell King (Oracle)" <rmk+kernel@armlinux.org.uk>
Date: Tue, 16 Nov 2021 10:06:43 +0000
Subject: [PATCH] net: mtk_eth_soc: populate supported_interfaces member

Populate the phy interface mode bitmap for the Mediatek driver with
interfaces modes supported by the MAC.

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 | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

--- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c
+++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
@@ -3351,6 +3351,26 @@ static int mtk_add_mac(struct mtk_eth *e
 
 	mac->phylink_config.dev = &eth->netdev[id]->dev;
 	mac->phylink_config.type = PHYLINK_NETDEV;
+	__set_bit(PHY_INTERFACE_MODE_MII,
+		  mac->phylink_config.supported_interfaces);
+	__set_bit(PHY_INTERFACE_MODE_GMII,
+		  mac->phylink_config.supported_interfaces);
+
+	if (MTK_HAS_CAPS(mac->hw->soc->caps, MTK_RGMII))
+		phy_interface_set_rgmii(mac->phylink_config.supported_interfaces);
+
+	if (MTK_HAS_CAPS(mac->hw->soc->caps, MTK_TRGMII) && !mac->id)
+		__set_bit(PHY_INTERFACE_MODE_TRGMII,
+			  mac->phylink_config.supported_interfaces);
+
+	if (MTK_HAS_CAPS(mac->hw->soc->caps, MTK_SGMII)) {
+		__set_bit(PHY_INTERFACE_MODE_SGMII,
+			  mac->phylink_config.supported_interfaces);
+		__set_bit(PHY_INTERFACE_MODE_1000BASEX,
+			  mac->phylink_config.supported_interfaces);
+		__set_bit(PHY_INTERFACE_MODE_2500BASEX,
+			  mac->phylink_config.supported_interfaces);
+	}
 
 	phylink = phylink_create(&mac->phylink_config,
 				 of_fwnode_handle(mac->of_node),
