This patch adds to MLX5 PMD the support of matching on IPv6 fragmented and non-fragmented packets, using the new field has_frag_ext, added to rte_flow following RFC [1].
[1] https://mails.dpdk.org/archives/dev/2020-August/177257.html Signed-off-by: Dekel Peled <dek...@nvidia.com> Acked-by: Ori Kam <or...@nvidia.com> --- doc/guides/rel_notes/release_20_11.rst | 2 +- drivers/net/mlx5/mlx5_flow_dv.c | 5 +++++ 2 files changed, 6 insertions(+), 1 deletion(-) diff --git a/doc/guides/rel_notes/release_20_11.rst b/doc/guides/rel_notes/release_20_11.rst index 18e2c5e..097117e 100644 --- a/doc/guides/rel_notes/release_20_11.rst +++ b/doc/guides/rel_notes/release_20_11.rst @@ -218,7 +218,7 @@ New Features Updated Mellanox mlx5 driver with new features and improvements, including: - * Added support for matching on fragmented/non-fragmented IPv4 packets. + * Added support for matching on fragmented/non-fragmented IPv4/IPv6 packets. Removed Items ------------- diff --git a/drivers/net/mlx5/mlx5_flow_dv.c b/drivers/net/mlx5/mlx5_flow_dv.c index ff97f78..b61a361 100644 --- a/drivers/net/mlx5/mlx5_flow_dv.c +++ b/drivers/net/mlx5/mlx5_flow_dv.c @@ -5417,6 +5417,7 @@ struct field_modify_info modify_tcp[] = { .proto = 0xff, .hop_limits = 0xff, }, + .has_frag_ext = 1, }; const struct rte_flow_item_ecpri nic_ecpri_mask = { .hdr = { @@ -6734,6 +6735,10 @@ struct field_modify_info modify_tcp[] = { ipv6_m->hdr.hop_limits); MLX5_SET(fte_match_set_lyr_2_4, headers_v, ip_ttl_hoplimit, ipv6_v->hdr.hop_limits & ipv6_m->hdr.hop_limits); + MLX5_SET(fte_match_set_lyr_2_4, headers_m, frag, + !!(ipv6_m->has_frag_ext)); + MLX5_SET(fte_match_set_lyr_2_4, headers_v, frag, + !!(ipv6_v->has_frag_ext & ipv6_m->has_frag_ext)); } /** -- 1.8.3.1
