diff options
| author | Felix Fietkau <nbd@nbd.name> | 2022-03-21 20:57:41 +0100 |
|---|---|---|
| committer | Felix Fietkau <nbd@nbd.name> | 2022-03-21 21:07:14 +0100 |
| commit | fdbb468c5998d9adb1819751ffaf38013768a8eb (patch) | |
| tree | b722680b710728c88ca6432e48160778f532a3c2 /target | |
| parent | 81f3c4dbcd0647abe6b6e656b3b68fb9f07accf1 (diff) | |
| download | upstream-fdbb468c5998d9adb1819751ffaf38013768a8eb.tar.gz upstream-fdbb468c5998d9adb1819751ffaf38013768a8eb.tar.bz2 upstream-fdbb468c5998d9adb1819751ffaf38013768a8eb.zip | |
ramips/mediatek: enable threaded NAPI in the ethernet driver
Improves performance, especially under load
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Diffstat (limited to 'target')
| -rw-r--r-- | target/linux/generic/pending-5.10/702-net-ethernet-mtk_eth_soc-enable-threaded-NAPI.patch | 41 | ||||
| -rw-r--r-- | target/linux/mediatek/patches-5.10/510-net-mediatek-add-flow-offload-for-mt7623.patch | 2 |
2 files changed, 42 insertions, 1 deletions
diff --git a/target/linux/generic/pending-5.10/702-net-ethernet-mtk_eth_soc-enable-threaded-NAPI.patch b/target/linux/generic/pending-5.10/702-net-ethernet-mtk_eth_soc-enable-threaded-NAPI.patch new file mode 100644 index 0000000000..da9c040322 --- /dev/null +++ b/target/linux/generic/pending-5.10/702-net-ethernet-mtk_eth_soc-enable-threaded-NAPI.patch @@ -0,0 +1,41 @@ +From: Felix Fietkau <nbd@nbd.name> +Date: Mon, 21 Mar 2022 20:39:59 +0100 +Subject: [PATCH] net: ethernet: mtk_eth_soc: enable threaded NAPI + +This can improve performance under load by ensuring that NAPI processing is +not pinned on CPU 0. + +Signed-off-by: Felix Fietkau <nbd@nbd.name> +--- + +--- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c ++++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c +@@ -2171,8 +2171,8 @@ static irqreturn_t mtk_handle_irq_rx(int + + eth->rx_events++; + if (likely(napi_schedule_prep(ð->rx_napi))) { +- __napi_schedule(ð->rx_napi); + mtk_rx_irq_disable(eth, MTK_RX_DONE_INT); ++ __napi_schedule(ð->rx_napi); + } + + return IRQ_HANDLED; +@@ -2184,8 +2184,8 @@ static irqreturn_t mtk_handle_irq_tx(int + + eth->tx_events++; + if (likely(napi_schedule_prep(ð->tx_napi))) { +- __napi_schedule(ð->tx_napi); + mtk_tx_irq_disable(eth, MTK_TX_DONE_INT); ++ __napi_schedule(ð->tx_napi); + } + + return IRQ_HANDLED; +@@ -3229,6 +3229,8 @@ static int mtk_probe(struct platform_dev + * for NAPI to work + */ + init_dummy_netdev(ð->dummy_dev); ++ eth->dummy_dev.threaded = 1; ++ strcpy(eth->dummy_dev.name, "mtk_eth"); + netif_napi_add(ð->dummy_dev, ð->tx_napi, mtk_napi_tx, + MTK_NAPI_WEIGHT); + netif_napi_add(ð->dummy_dev, ð->rx_napi, mtk_napi_rx, diff --git a/target/linux/mediatek/patches-5.10/510-net-mediatek-add-flow-offload-for-mt7623.patch b/target/linux/mediatek/patches-5.10/510-net-mediatek-add-flow-offload-for-mt7623.patch index e6a8ba9935..dd2b70aa10 100644 --- a/target/linux/mediatek/patches-5.10/510-net-mediatek-add-flow-offload-for-mt7623.patch +++ b/target/linux/mediatek/patches-5.10/510-net-mediatek-add-flow-offload-for-mt7623.patch @@ -14,7 +14,7 @@ Signed-off-by: Frank Wunderlich <frank-w@public-files.de> --- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c +++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c -@@ -3302,6 +3302,7 @@ static const struct mtk_soc_data mt7623_ +@@ -3304,6 +3304,7 @@ static const struct mtk_soc_data mt7623_ .hw_features = MTK_HW_FEATURES, .required_clks = MT7623_CLKS_BITMAP, .required_pctl = true, |