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igb: Implement Rx SCTP CSO

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Signed-off-by: Akihiko Odaki <akihiko.odaki@daynix.com>
Reviewed-by: Sriram Yagnaraman <sriram.yagnaraman@est.tech>
Signed-off-by: Jason Wang <jasowang@redhat.com>
This commit is contained in:
Akihiko Odaki 2023-05-23 11:43:27 +09:00 • committed by Jason Wang
parent abc9a29d6b
commit 907209e311
8 changed files with 93 additions and 17 deletions
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15
hw/net/igb_core.c
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@ -1220,7 +1220,7 @@ igb_build_rx_metadata(IGBCore *core,
uint16_t *vlan_tag)
{
struct virtio_net_hdr *vhdr;
bool hasip4, hasip6;
bool hasip4, hasip6, csum_valid;
EthL4HdrProto l4hdr_proto;
*status_flags = E1000_RXD_STAT_DD;
@ -1280,6 +1280,10 @@ igb_build_rx_metadata(IGBCore *core,
*pkt_info |= E1000_ADVRXD_PKT_UDP;
break;
case ETH_L4_HDR_PROTO_SCTP:
*pkt_info |= E1000_ADVRXD_PKT_SCTP;
break;
default:
break;
}
@ -1312,6 +1316,15 @@ igb_build_rx_metadata(IGBCore *core,
if (igb_rx_l4_cso_enabled(core)) {
switch (l4hdr_proto) {
case ETH_L4_HDR_PROTO_SCTP:
if (!net_rx_pkt_validate_l4_csum(pkt, &csum_valid)) {
trace_e1000e_rx_metadata_l4_csum_validation_failed();
goto func_exit;
}
if (!csum_valid) {
*status_flags |= E1000_RXDEXT_STATERR_TCPE;
}
/* fall through */
case ETH_L4_HDR_PROTO_TCP:
*status_flags |= E1000_RXD_STAT_TCPCS;
break;