[OpenWrt-Devel,2/3] ramips: ethernet: Fix NAPI weight for non mt7621 devices
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Message ID 20190313210544.4872-2-rosenp@gmail.com
State New
Headers show
Series
  • Untitled series #97012
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Commit Message

Rosen Penev March 13, 2019, 9:05 p.m. UTC
My original fix was to make the code do 16 * 4 as 64 is the limit for NAPI
weight. However this also reduces the weight for non mt7621 devices.

Changed the multiplier to 2 instead.

Signed-off-by: Rosen Penev <rosenp@gmail.com>
---
 .../drivers/net/ethernet/mediatek/mtk_eth_soc.c           | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

Patch
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diff --git a/target/linux/ramips/files-4.14/drivers/net/ethernet/mediatek/mtk_eth_soc.c b/target/linux/ramips/files-4.14/drivers/net/ethernet/mediatek/mtk_eth_soc.c
index d110787731..934ed010bc 100644
--- a/target/linux/ramips/files-4.14/drivers/net/ethernet/mediatek/mtk_eth_soc.c
+++ b/target/linux/ramips/files-4.14/drivers/net/ethernet/mediatek/mtk_eth_soc.c
@@ -1624,11 +1624,11 @@  static int fe_probe(struct platform_device *pdev)
 	INIT_WORK(&priv->pending_work, fe_pending_work);
 	u64_stats_init(&priv->hw_stats->syncp);
 
-	napi_weight = 16;
+	napi_weight = 32;
 	if (priv->flags & FE_FLAG_NAPI_WEIGHT) {
-		napi_weight *= 4;
-		priv->tx_ring.tx_ring_size *= 4;
-		priv->rx_ring.rx_ring_size *= 4;
+		napi_weight *= 2;
+		priv->tx_ring.tx_ring_size *= 2;
+		priv->rx_ring.rx_ring_size *= 2;
 	}
 	netif_napi_add(netdev, &priv->rx_napi, fe_poll, napi_weight);
 	fe_set_ethtool_ops(netdev);