openwrt/target/linux/mediatek/patches-5.4/0401-eth-fix-eth1-tx-timeout.patch

diff -urN b/drivers/net/ethernet/mediatek/mtk_eth_soc.c c/drivers/net/ethernet/mediatek/mtk_eth_soc.c
--- b/drivers/net/ethernet/mediatek/mtk_eth_soc.c	2020-03-31 16:05:39.142008780 +0800
+++ c/drivers/net/ethernet/mediatek/mtk_eth_soc.c	2020-03-31 16:08:12.422190657 +0800
@@ -1090,17 +1090,6 @@
 	}
 }
 
-static void mtk_stop_queue(struct mtk_eth *eth)
-{
-	int i;
-
-	for (i = 0; i < MTK_MAC_COUNT; i++) {
-		if (!eth->netdev[i])
-			continue;
-		netif_stop_queue(eth->netdev[i]);
-	}
-}
-
 static int mtk_start_xmit(struct sk_buff *skb, struct net_device *dev)
 {
 	struct mtk_mac *mac = netdev_priv(dev);
@@ -1121,7 +1110,7 @@
 
 	tx_num = mtk_cal_txd_req(skb);
 	if (unlikely(atomic_read(&ring->free_count) <= tx_num)) {
-		mtk_stop_queue(eth);
+		netif_stop_queue(dev);
 		netif_err(eth, tx_queued, dev,
 			  "Tx Ring full when queue awake!\n");
 		spin_unlock(&eth->page_lock);
@@ -1147,7 +1136,7 @@
 		goto drop;
 
 	if (unlikely(atomic_read(&ring->free_count) <= ring->thresh))
-		mtk_stop_queue(eth);
+		netif_stop_queue(dev);
 
 	spin_unlock(&eth->page_lock);