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f2f03545d4
All patches automatically rebased.
Build system: x86_64
Build-tested: ipq806x/R7800
Signed-off-by: John Audia <therealgraysky@proton.me>
(cherry picked from commit 9e5d743422)
55 lines
1.7 KiB
Diff
55 lines
1.7 KiB
Diff
From 16ef670789b252b221700adc413497ed2f941d8a Mon Sep 17 00:00:00 2001
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From: Felix Fietkau <nbd@nbd.name>
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Date: Thu, 22 Apr 2021 22:20:59 -0700
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Subject: [PATCH] net: ethernet: mtk_eth_soc: remove unnecessary TX queue stops
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When running short on descriptors, only stop the queue for the netdev that
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tx was attempted for. By the time something tries to send on the other
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netdev, the ring might have some more room already.
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Signed-off-by: Felix Fietkau <nbd@nbd.name>
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Signed-off-by: Ilya Lipnitskiy <ilya.lipnitskiy@gmail.com>
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Signed-off-by: David S. Miller <davem@davemloft.net>
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---
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drivers/net/ethernet/mediatek/mtk_eth_soc.c | 15 ++-------------
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1 file changed, 2 insertions(+), 13 deletions(-)
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--- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c
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+++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
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@@ -1163,17 +1163,6 @@ static void mtk_wake_queue(struct mtk_et
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}
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}
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-static void mtk_stop_queue(struct mtk_eth *eth)
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-{
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- int i;
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-
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- for (i = 0; i < MTK_MAC_COUNT; i++) {
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- if (!eth->netdev[i])
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- continue;
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- netif_stop_queue(eth->netdev[i]);
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- }
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-}
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-
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static netdev_tx_t mtk_start_xmit(struct sk_buff *skb, struct net_device *dev)
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{
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struct mtk_mac *mac = netdev_priv(dev);
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@@ -1194,7 +1183,7 @@ static netdev_tx_t mtk_start_xmit(struct
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tx_num = mtk_cal_txd_req(skb);
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if (unlikely(atomic_read(&ring->free_count) <= tx_num)) {
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- mtk_stop_queue(eth);
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+ netif_stop_queue(dev);
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netif_err(eth, tx_queued, dev,
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"Tx Ring full when queue awake!\n");
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spin_unlock(ð->page_lock);
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@@ -1220,7 +1209,7 @@ static netdev_tx_t mtk_start_xmit(struct
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goto drop;
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if (unlikely(atomic_read(&ring->free_count) <= ring->thresh))
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- mtk_stop_queue(eth);
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+ netif_stop_queue(dev);
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spin_unlock(ð->page_lock);
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