Add modify IPv4 protocol implementation for mlx5 PMD.
Signed-off-by: Viacheslav Ovsiienko <viachesl...@nvidia.com>
Acked-by: Dariusz Sosnowski <dsosnow...@nvidia.com>
---
doc/guides/rel_notes/release_24_03.rst | 1 +
drivers/common/mlx5/mlx5_prm.h | 1 +
drivers/net/mlx5/mlx5_flow_dv.c | 4 +++-
3 files changed, 5 insertions(+), 1 deletion(-)
diff --git a/doc/guides/rel_notes/release_24_03.rst
b/doc/guides/rel_notes/release_24_03.rst
index 99981ae2ea..c9a4809254 100644
--- a/doc/guides/rel_notes/release_24_03.rst
+++ b/doc/guides/rel_notes/release_24_03.rst
@@ -108,6 +108,7 @@ New Features
* Added HW steering support for modify field
``RTE_FLOW_FIELD_GENEVE_OPT_TYPE`` flow action.
* Added HW steering support for modify field
``RTE_FLOW_FIELD_GENEVE_OPT_CLASS`` flow action.
* Added HW steering support for modify field
``RTE_FLOW_FIELD_GENEVE_OPT_DATA`` flow action.
+ * Added HW steering support for modify field ``RTE_FLOW_FIELD_IPV4_PROTO``
flow action.
Removed Items
diff --git a/drivers/common/mlx5/mlx5_prm.h b/drivers/common/mlx5/mlx5_prm.h
index abff8e4dc3..3168ce76a5 100644
--- a/drivers/common/mlx5/mlx5_prm.h
+++ b/drivers/common/mlx5/mlx5_prm.h
@@ -839,6 +839,7 @@ enum mlx5_modification_field {
MLX5_MODI_IN_MPLS_LABEL_2,
MLX5_MODI_IN_MPLS_LABEL_3,
MLX5_MODI_IN_MPLS_LABEL_4,
+ MLX5_MODI_OUT_IP_PROTOCOL = 0x4A,
MLX5_MODI_OUT_IPV6_NEXT_HDR = 0x4A,
MLX5_MODI_META_REG_C_8 = 0x8F,
MLX5_MODI_META_REG_C_9 = 0x90,
diff --git a/drivers/net/mlx5/mlx5_flow_dv.c b/drivers/net/mlx5/mlx5_flow_dv.c
index a4ed7b1444..eb7cbf808c 100644
--- a/drivers/net/mlx5/mlx5_flow_dv.c
+++ b/drivers/net/mlx5/mlx5_flow_dv.c
@@ -1384,6 +1384,7 @@ mlx5_flow_item_field_width(struct rte_eth_dev *dev,
case RTE_FLOW_FIELD_IPV4_DSCP:
return 6;
case RTE_FLOW_FIELD_IPV4_TTL:
+ case RTE_FLOW_FIELD_IPV4_PROTO:
return 8;
case RTE_FLOW_FIELD_IPV4_SRC:
case RTE_FLOW_FIELD_IPV4_DST:
@@ -2194,10 +2195,11 @@ mlx5_flow_field_id_to_modify_info
info[idx].offset = data->offset;
}
break;
+ case RTE_FLOW_FIELD_IPV4_PROTO: /* Fall-through. */
case RTE_FLOW_FIELD_IPV6_PROTO:
MLX5_ASSERT(data->offset + width <= 8);
off_be = 8 - (data->offset + width);
- info[idx] = (struct field_modify_info){1, 0,
MLX5_MODI_OUT_IPV6_NEXT_HDR};
+ info[idx] = (struct field_modify_info){1, 0,
MLX5_MODI_OUT_IP_PROTOCOL};
if (mask)
mask[idx] = flow_modify_info_mask_8(width, off_be);
else
--
2.18.1
