2020-09-13 07:34:37 +00:00
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From: Felix Fietkau <nbd@nbd.name>
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Date: Sun, 13 Sep 2020 08:27:24 +0200
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Subject: [PATCH] net: ethernet: mtk_eth_soc: set PPE flow hash as skb hash
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if present
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This improves GRO performance
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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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2020-10-08 11:44:33 +00:00
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@@ -1316,6 +1316,10 @@ static int mtk_poll_rx(struct napi_struc
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2020-09-13 07:34:37 +00:00
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skb->protocol = eth_type_trans(skb, netdev);
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bytes += pktlen;
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+ hash = trxd.rxd4 & GENMASK(13, 0);
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+ if (hash != GENMASK(13, 0))
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+ skb_set_hash(skb, hash, PKT_HASH_TYPE_L4);
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+
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if (netdev->features & NETIF_F_HW_VLAN_CTAG_RX &&
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(trxd.rxd2 & RX_DMA_VTAG))
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__vlan_hwaccel_put_tag(skb, htons(ETH_P_8021Q),
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