diff mbox series

[net-next,06/14] net: ethernet: mtk_eth_soc: remove unnecessary TX queue stops

Message ID 20210422040914.47788-7-ilya.lipnitskiy@gmail.com (mailing list archive)
State New
Headers show
Series mtk_eth_soc: fixes and performance improvements | expand

Commit Message

Ilya Lipnitskiy April 22, 2021, 4:09 a.m. UTC
From: Felix Fietkau <nbd@nbd.name>

When running short on descriptors, only stop the queue for the netdev that
tx was attempted for. By the time something tries to send on the other
netdev, the ring might have some more room already.

Signed-off-by: Felix Fietkau <nbd@nbd.name>
Signed-off-by: Ilya Lipnitskiy <ilya.lipnitskiy@gmail.com>
---
 drivers/net/ethernet/mediatek/mtk_eth_soc.c | 15 ++-------------
 1 file changed, 2 insertions(+), 13 deletions(-)
diff mbox series

Patch

diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.c b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
index a3958e99a29f..223131645a37 100644
--- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c
+++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
@@ -1129,17 +1129,6 @@  static void mtk_wake_queue(struct mtk_eth *eth)
 	}
 }
 
-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 netdev_tx_t mtk_start_xmit(struct sk_buff *skb, struct net_device *dev)
 {
 	struct mtk_mac *mac = netdev_priv(dev);
@@ -1160,7 +1149,7 @@  static netdev_tx_t mtk_start_xmit(struct sk_buff *skb, struct net_device *dev)
 
 	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);
@@ -1186,7 +1175,7 @@  static netdev_tx_t mtk_start_xmit(struct sk_buff *skb, struct net_device *dev)
 		goto drop;
 
 	if (unlikely(atomic_read(&ring->free_count) <= ring->thresh))
-		mtk_stop_queue(eth);
+		netif_stop_queue(dev);
 
 	spin_unlock(&eth->page_lock);