42 lines
1.3 KiB
Diff
42 lines
1.3 KiB
Diff
From: Felix Fietkau <nbd@nbd.name>
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Date: Mon, 21 Mar 2022 20:39:59 +0100
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Subject: [PATCH] net: ethernet: mtk_eth_soc: enable threaded NAPI
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This can improve performance under load by ensuring that NAPI processing is
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not pinned on CPU 0.
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Signed-off-by: Felix Fietkau <nbd@nbd.name>
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---
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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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@@ -3048,8 +3048,8 @@ static irqreturn_t mtk_handle_irq_rx(int
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eth->rx_events++;
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if (likely(napi_schedule_prep(ð->rx_napi))) {
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- __napi_schedule(ð->rx_napi);
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mtk_rx_irq_disable(eth, eth->soc->txrx.rx_irq_done_mask);
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+ __napi_schedule(ð->rx_napi);
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}
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return IRQ_HANDLED;
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@@ -3061,8 +3061,8 @@ static irqreturn_t mtk_handle_irq_tx(int
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eth->tx_events++;
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if (likely(napi_schedule_prep(ð->tx_napi))) {
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- __napi_schedule(ð->tx_napi);
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mtk_tx_irq_disable(eth, MTK_TX_DONE_INT);
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+ __napi_schedule(ð->tx_napi);
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}
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return IRQ_HANDLED;
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@@ -4727,6 +4727,8 @@ static int mtk_probe(struct platform_dev
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* for NAPI to work
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*/
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init_dummy_netdev(ð->dummy_dev);
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+ eth->dummy_dev.threaded = 1;
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+ strcpy(eth->dummy_dev.name, "mtk_eth");
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netif_napi_add(ð->dummy_dev, ð->tx_napi, mtk_napi_tx);
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netif_napi_add(ð->dummy_dev, ð->rx_napi, mtk_napi_rx);
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