From: Lorenzo Bianconi <lorenzo@kernel.org>
To: netdev@vger.kernel.org
Cc: nbd@nbd.name, john@phrozen.org, sean.wang@mediatek.com,
Mark-MC.Lee@mediatek.com, davem@davemloft.net,
edumazet@google.com, kuba@kernel.org, pabeni@redhat.com,
Sam.Shih@mediatek.com, linux-mediatek@lists.infradead.org,
lorenzo.bianconi@redhat.com
Subject: [PATCH net-next] net: ethernet: mtk_eth_soc: enable rx cksum offload for MTK_NETSYS_V2
Date: Mon, 6 Jun 2022 21:49:00 +0200 [thread overview]
Message-ID: <c8699805c18f7fd38315fcb8da2787676d83a32c.1654544585.git.lorenzo@kernel.org> (raw)
Enable rx checksum offload for mt7986 chipset.
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
---
drivers/net/ethernet/mediatek/mtk_eth_soc.c | 11 +++++++++--
1 file changed, 9 insertions(+), 2 deletions(-)
diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.c b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
index b3b3c079a0fa..9d7700984e9b 100644
--- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c
+++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
@@ -1433,8 +1433,8 @@ static int mtk_poll_rx(struct napi_struct *napi, int budget,
int done = 0, bytes = 0;
while (done < budget) {
+ unsigned int pktlen, *rxdcsum;
struct net_device *netdev;
- unsigned int pktlen;
dma_addr_t dma_addr;
u32 hash, reason;
int mac = 0;
@@ -1498,7 +1498,13 @@ static int mtk_poll_rx(struct napi_struct *napi, int budget,
pktlen = RX_DMA_GET_PLEN0(trxd.rxd2);
skb->dev = netdev;
skb_put(skb, pktlen);
- if (trxd.rxd4 & eth->soc->txrx.rx_dma_l4_valid)
+
+ if (MTK_HAS_CAPS(eth->soc->caps, MTK_NETSYS_V2))
+ rxdcsum = &trxd.rxd3;
+ else
+ rxdcsum = &trxd.rxd4;
+
+ if (*rxdcsum & eth->soc->txrx.rx_dma_l4_valid)
skb->ip_summed = CHECKSUM_UNNECESSARY;
else
skb_checksum_none_assert(skb);
@@ -3744,6 +3750,7 @@ static const struct mtk_soc_data mt7986_data = {
.txd_size = sizeof(struct mtk_tx_dma_v2),
.rxd_size = sizeof(struct mtk_rx_dma_v2),
.rx_irq_done_mask = MTK_RX_DONE_INT_V2,
+ .rx_dma_l4_valid = RX_DMA_L4_VALID_V2,
.dma_max_len = MTK_TX_DMA_BUF_LEN_V2,
.dma_len_offset = 8,
},
--
2.35.3
next reply other threads:[~2022-06-06 19:49 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-06-06 19:49 Lorenzo Bianconi [this message]
2022-06-08 4:40 ` [PATCH net-next] net: ethernet: mtk_eth_soc: enable rx cksum offload for MTK_NETSYS_V2 patchwork-bot+netdevbpf
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