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authorKonstantin Belousov <konstantinb@nvidia.com>2021-04-06 03:44:13 +0000
committerKonstantin Belousov <kib@FreeBSD.org>2021-07-26 13:51:10 +0000
commit2ec7f3d2fe648efdc0f67da6981b0d0027a0b1be (patch)
tree6f2b1a16ac8ed6596805dce462f690d755a404ac
parent56e096ec869b542fc39c31ab937d1fae3f7dd5eb (diff)
downloadsrc-2ec7f3d2fe648efdc0f67da6981b0d0027a0b1be.tar.gz
src-2ec7f3d2fe648efdc0f67da6981b0d0027a0b1be.zip
mlx5en: handle offloaded Rx checksums calculated for tunneled packets
(cherry picked from commit 149349e01ecd3a4655f7cbebe54973f6f0b0b371)
-rw-r--r--sys/dev/mlx5/mlx5_en/mlx5_en_rx.c26
1 files changed, 25 insertions, 1 deletions
diff --git a/sys/dev/mlx5/mlx5_en/mlx5_en_rx.c b/sys/dev/mlx5/mlx5_en/mlx5_en_rx.c
index 2bf189efc7e0..7cfd15b6aa5e 100644
--- a/sys/dev/mlx5/mlx5_en/mlx5_en_rx.c
+++ b/sys/dev/mlx5/mlx5_en/mlx5_en_rx.c
@@ -307,13 +307,37 @@ mlx5e_build_rx_mbuf(struct mlx5_cqe64 *cqe,
#else
M_HASHTYPE_SET(mb, M_HASHTYPE_OPAQUE_HASH);
#endif
+#ifdef M_HASHTYPE_SETINNER
+ if (cqe_is_tunneled(cqe))
+ M_HASHTYPE_SETINNER(mb);
+#endif
} else {
mb->m_pkthdr.flowid = rq->ix;
M_HASHTYPE_SET(mb, M_HASHTYPE_OPAQUE);
}
mb->m_pkthdr.rcvif = ifp;
- if (likely(ifp->if_capenable & (IFCAP_RXCSUM | IFCAP_RXCSUM_IPV6)) &&
+ if (cqe_is_tunneled(cqe)) {
+ /*
+ * CQE can be tunneled only if TIR is configured to
+ * enable parsing of tunneled payload, so no need to
+ * check for capabilities.
+ */
+ if (((cqe->hds_ip_ext & (CQE_L2_OK | CQE_L3_OK)) ==
+ (CQE_L2_OK | CQE_L3_OK))) {
+ mb->m_pkthdr.csum_flags |=
+ CSUM_INNER_L3_CALC | CSUM_INNER_L3_VALID |
+ CSUM_IP_CHECKED | CSUM_IP_VALID |
+ CSUM_DATA_VALID | CSUM_PSEUDO_HDR;
+ mb->m_pkthdr.csum_data = htons(0xffff);
+ }
+ if (((cqe->hds_ip_ext & (CQE_L2_OK | CQE_L3_OK | CQE_L4_OK)) ==
+ (CQE_L2_OK | CQE_L3_OK | CQE_L4_OK))) {
+ mb->m_pkthdr.csum_flags |=
+ CSUM_INNER_L4_CALC | CSUM_INNER_L4_VALID;
+ }
+ } else if (likely((ifp->if_capenable & (IFCAP_RXCSUM |
+ IFCAP_RXCSUM_IPV6)) != 0) &&
((cqe->hds_ip_ext & (CQE_L2_OK | CQE_L3_OK | CQE_L4_OK)) ==
(CQE_L2_OK | CQE_L3_OK | CQE_L4_OK))) {
mb->m_pkthdr.csum_flags =