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hinic3: Add RX VLAN offload support

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Add vlan offload processing in RX process.

Co-developed-by: Zhu Yikai <zhuyikai1@h-partners.com>
Signed-off-by: Zhu Yikai <zhuyikai1@h-partners.com>
Signed-off-by: Fan Gong <gongfan1@huawei.com>
Link: https://patch.msgid.link/22cf02a014c2beb7b5f92ab5e6de38c4dd928125.1773062356.git.zhuyikai1@h-partners.com
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
This commit is contained in:
Fan Gong 2026-03-10 09:04:52 +08:00 committed by Paolo Abeni
parent d69ee992fb
commit 0f746fc5bc
2 changed files with 18 additions and 0 deletions
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15
drivers/net/ethernet/huawei/hinic3/hinic3_rx.c
View File

@ -328,6 +328,7 @@ static void hinic3_rx_csum(struct hinic3_rxq *rxq, u32 offload_type,
u32 ip_type = RQ_CQE_OFFOLAD_TYPE_GET(offload_type, IP_TYPE);
u32 csum_err = RQ_CQE_STATUS_GET(status, CSUM_ERR);
struct net_device *netdev = rxq->netdev;
bool l2_tunnel;
if (!(netdev->features & NETIF_F_RXCSUM))
return;
@ -350,6 +351,12 @@ static void hinic3_rx_csum(struct hinic3_rxq *rxq, u32 offload_type,
case HINIC3_RX_UDP_PKT:
case HINIC3_RX_SCTP_PKT:
skb->ip_summed = CHECKSUM_UNNECESSARY;
l2_tunnel = HINIC3_GET_RX_TUNNEL_PKT_FORMAT(offload_type) ==
HINIC3_RX_PKT_FORMAT_VXLAN ? 1 : 0;
if (l2_tunnel) {
/* If we checked the outer header let the stack know */
skb->csum_level = 1;
}
break;
default:
skb->ip_summed = CHECKSUM_NONE;
@ -390,6 +397,14 @@ static int recv_one_pkt(struct hinic3_rxq *rxq, struct hinic3_rq_cqe *rx_cqe,
offload_type = le32_to_cpu(rx_cqe->offload_type);
hinic3_rx_csum(rxq, offload_type, status, skb);
if ((netdev->features & NETIF_F_HW_VLAN_CTAG_RX) &&
RQ_CQE_OFFOLAD_TYPE_GET(offload_type, VLAN_EN)) {
u16 vid = RQ_CQE_SGE_GET(vlan_len, VLAN);
/* if the packet is a vlan pkt, the vid may be 0 */
__vlan_hwaccel_put_tag(skb, htons(ETH_P_8021Q), vid);
}
num_lro = RQ_CQE_STATUS_GET(status, NUM_LRO);
if (num_lro)
hinic3_lro_set_gso_params(skb, num_lro);

3
drivers/net/ethernet/huawei/hinic3/hinic3_rx.h
View File

@ -15,6 +15,9 @@
#define RQ_CQE_OFFOLAD_TYPE_GET(val, member) \
FIELD_GET(RQ_CQE_OFFOLAD_TYPE_##member##_MASK, val)
#define HINIC3_GET_RX_TUNNEL_PKT_FORMAT(offload_type) \
RQ_CQE_OFFOLAD_TYPE_GET(offload_type, TUNNEL_PKT_FORMAT)
#define RQ_CQE_SGE_VLAN_MASK GENMASK(15, 0)
#define RQ_CQE_SGE_LEN_MASK GENMASK(31, 16)
#define RQ_CQE_SGE_GET(val, member) \