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| author | Felix Fietkau <nbd@nbd.name> | 2020-09-13 09:34:37 +0200 |
|---|---|---|
| committer | Felix Fietkau <nbd@nbd.name> | 2020-09-13 11:14:32 +0200 |
| commit | f0cc5f6c0a72b7da9ed5915cf561e2f81d514c68 (patch) | |
| tree | 87523c6da3cfdbd48968d21eacb3049508ea21a9 /target/linux/generic/pending-5.4/770-14-net-ethernet-mtk_eth_soc-set-PPE-flow-hash-as-skb-ha.patch | |
| parent | 17e64b9447959858c5c85f7f6c98264775585711 (diff) | |
| download | upstream-f0cc5f6c0a72b7da9ed5915cf561e2f81d514c68.tar.gz upstream-f0cc5f6c0a72b7da9ed5915cf561e2f81d514c68.tar.bz2 upstream-f0cc5f6c0a72b7da9ed5915cf561e2f81d514c68.zip | |
ramips/mediatek: improve GRO performance, fix PPE packet parsing
Backport upstream changes to initialize GDM settings and reset PPE
Allow GMAC to recognize the special tag to fix PPE packet parsing
Improve GRO performance by passing PPE L4 hash as skb hash
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Diffstat (limited to 'target/linux/generic/pending-5.4/770-14-net-ethernet-mtk_eth_soc-set-PPE-flow-hash-as-skb-ha.patch')
| -rw-r--r-- | target/linux/generic/pending-5.4/770-14-net-ethernet-mtk_eth_soc-set-PPE-flow-hash-as-skb-ha.patch | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/target/linux/generic/pending-5.4/770-14-net-ethernet-mtk_eth_soc-set-PPE-flow-hash-as-skb-ha.patch b/target/linux/generic/pending-5.4/770-14-net-ethernet-mtk_eth_soc-set-PPE-flow-hash-as-skb-ha.patch new file mode 100644 index 0000000000..384af9d21d --- /dev/null +++ b/target/linux/generic/pending-5.4/770-14-net-ethernet-mtk_eth_soc-set-PPE-flow-hash-as-skb-ha.patch @@ -0,0 +1,23 @@ +From: Felix Fietkau <nbd@nbd.name> +Date: Sun, 13 Sep 2020 08:27:24 +0200 +Subject: [PATCH] net: ethernet: mtk_eth_soc: set PPE flow hash as skb hash + if present + +This improves GRO performance + +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 +@@ -1318,6 +1318,10 @@ static int mtk_poll_rx(struct napi_struc + skb->protocol = eth_type_trans(skb, netdev); + bytes += pktlen; + ++ hash = trxd.rxd4 & GENMASK(13, 0); ++ if (hash != GENMASK(13, 0)) ++ skb_set_hash(skb, hash, PKT_HASH_TYPE_L4); ++ + if (netdev->features & NETIF_F_HW_VLAN_CTAG_RX && + (trxd.rxd2 & RX_DMA_VTAG)) + __vlan_hwaccel_put_tag(skb, htons(ETH_P_8021Q), |