[PATCH 3/4] net/mlx5/hws: add fragment packet ID matching support

[Michael Baum]

Add HWS support of IPv4 fragment packet id field matching.

Signed-off-by: Michael Baum <michae...@nvidia.com>
Reviewed-by: Alex Vesker <va...@nvidia.com>
Acked-by: Matan Azrad <ma...@nvidia.com>
---
 drivers/net/mlx5/hws/mlx5dr_definer.c | 11 ++++++++++-
 drivers/net/mlx5/hws/mlx5dr_definer.h |  2 ++
 2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/drivers/net/mlx5/hws/mlx5dr_definer.c 
b/drivers/net/mlx5/hws/mlx5dr_definer.c
index f1f544deab..7bb328e85e 100644
--- a/drivers/net/mlx5/hws/mlx5dr_definer.c
+++ b/drivers/net/mlx5/hws/mlx5dr_definer.c
@@ -171,6 +171,7 @@ struct mlx5dr_definer_conv_data {
        X(SET,          ipv4_version,           STE_IPV4,               
rte_ipv4_hdr) \
        X(SET_BE16,     ipv4_frag,              v->fragment_offset,     
rte_ipv4_hdr) \
        X(SET_BE16,     ipv4_len,               v->total_length,        
rte_ipv4_hdr) \
+       X(SET_BE16,     ipv4_identification,    v->packet_id,           
rte_ipv4_hdr) \
        X(SET,          ip_fragmented,          !!v->fragment_offset,   
rte_ipv4_hdr) \
        X(SET_BE16,     ipv6_payload_len,       v->hdr.payload_len,     
rte_flow_item_ipv6) \
        X(SET,          ipv6_proto,             v->hdr.proto,           
rte_flow_item_ipv6) \
@@ -1026,7 +1027,7 @@ mlx5dr_definer_conv_item_ipv4(struct 
mlx5dr_definer_conv_data *cd,
        if (!m)
                return 0;
 
-       if (m->packet_id || m->hdr_checksum ||
+       if (m->hdr_checksum ||
            (l && (l->next_proto_id || l->type_of_service))) {
                rte_errno = ENOTSUP;
                return rte_errno;
@@ -1060,6 +1061,14 @@ mlx5dr_definer_conv_item_ipv4(struct 
mlx5dr_definer_conv_data *cd,
                DR_CALC_SET(fc, eth_l3, protocol_next_header, inner);
        }
 
+       if (m->packet_id) {
+               fc = &cd->fc[DR_CALC_FNAME(IP_ID, inner)];
+               fc->item_idx = item_idx;
+               fc->is_range = l && l->packet_id;
+               fc->tag_set = &mlx5dr_definer_ipv4_identification_set;
+               DR_CALC_SET(fc, eth_l3, identification, inner);
+       }
+
        if (m->total_length) {
                fc = &cd->fc[DR_CALC_FNAME(IP_LEN, inner)];
                fc->item_idx = item_idx;
diff --git a/drivers/net/mlx5/hws/mlx5dr_definer.h 
b/drivers/net/mlx5/hws/mlx5dr_definer.h
index ca530ebf30..a42ba9b81a 100644
--- a/drivers/net/mlx5/hws/mlx5dr_definer.h
+++ b/drivers/net/mlx5/hws/mlx5dr_definer.h
@@ -75,6 +75,8 @@ enum mlx5dr_definer_fname {
        MLX5DR_DEFINER_FNAME_IP_VERSION_I,
        MLX5DR_DEFINER_FNAME_IP_FRAG_O,
        MLX5DR_DEFINER_FNAME_IP_FRAG_I,
+       MLX5DR_DEFINER_FNAME_IP_ID_O,
+       MLX5DR_DEFINER_FNAME_IP_ID_I,
        MLX5DR_DEFINER_FNAME_IP_LEN_O,
        MLX5DR_DEFINER_FNAME_IP_LEN_I,
        MLX5DR_DEFINER_FNAME_IP_TOS_O,
-- 
2.25.1