openwrt/target/linux/ramips/patches-5.15/700-net-ethernet-mediatek-support-net-labels.patch

From bd0f89de5476ca25e73fae829ba3e1dafae1d90d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ren=C3=A9=20van=20Dorst?= <opensource@vdorst.com>
Date: Fri, 21 Jun 2019 10:04:05 +0200
Subject: [PATCH] net: ethernet: mediatek: support net-labels

With this patch, device name can be set within dts file in the same way as dsa
port can.
Add: label = "wan"; to GMAC node.

Signed-off-by: René van Dorst <opensource@vdorst.com>
---
 drivers/net/ethernet/mediatek/mtk_eth_soc.c | 4 ++++
 1 file changed, 4 insertions(+)

--- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c
+++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
@@ -4228,6 +4228,7 @@ static const struct net_device_ops mtk_n
 
 static int mtk_add_mac(struct mtk_eth *eth, struct device_node *np)
 {
+	const char *name = of_get_property(np, "label", NULL);
 	const __be32 *_id = of_get_property(np, "reg", NULL);
 	phy_interface_t phy_mode;
 	struct phylink *phylink;
@@ -4356,6 +4357,9 @@ static int mtk_add_mac(struct mtk_eth *e
 		register_netdevice_notifier(&mac->device_notifier);
 	}
 
+	if (name)
+		strlcpy(eth->netdev[id]->name, name, IFNAMSIZ);
+
 	return 0;
 
 free_netdev: