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3ca9849589
Manually rebased: backport-5.10/611-v5.12-net-ethernet-mediatek-support-setting-MTU.patch Removed upstreamed: bcm47xx/patches-5.10/170-bgmac-fix-initial-chip-reset-to-support-BCM5358.patch[1] All other patches automatically rebased. 1. https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=v5.10.175&id=cbf11ff3708ff163387da924f80a47ce7c721e9b Signed-off-by: John Audia <therealgraysky@proton.me>
40 lines
1.2 KiB
Diff
40 lines
1.2 KiB
Diff
From 16769a8923fad5a5377253bcd76b0e0d64976c73 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 22:21:05 -0700
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Subject: [PATCH] net: ethernet: mtk_eth_soc: reduce unnecessary interrupts
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Avoid rearming interrupt if napi_complete returns false
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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 | 9 +++++----
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1 file changed, 5 insertions(+), 4 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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@@ -1555,8 +1555,8 @@ static int mtk_napi_tx(struct napi_struc
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if (status & MTK_TX_DONE_INT)
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return budget;
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- napi_complete(napi);
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- mtk_tx_irq_enable(eth, MTK_TX_DONE_INT);
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+ if (napi_complete(napi))
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+ mtk_tx_irq_enable(eth, MTK_TX_DONE_INT);
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return tx_done;
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}
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@@ -1589,8 +1589,9 @@ poll_again:
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remain_budget -= rx_done;
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goto poll_again;
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}
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- napi_complete(napi);
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- mtk_rx_irq_enable(eth, MTK_RX_DONE_INT);
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+
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+ if (napi_complete(napi))
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+ mtk_rx_irq_enable(eth, MTK_RX_DONE_INT);
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return rx_done + budget - remain_budget;
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}
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