[dpdk-dev] [v5 2/6] net/mlx5: support VXLAN encap action in sample

[Salem Sol]

Add support for VXLAN encap as a sample action
and validate it.

Signed-off-by: Salem Sol <salems at nvidia.com>
---
 doc/guides/nics/mlx5.rst               |  4 ++--
 doc/guides/rel_notes/release_21_05.rst |  6 ++++++
 drivers/net/mlx5/mlx5_flow_dv.c        | 11 +++++++++++
 3 files changed, 19 insertions(+), 2 deletions(-)

diff --git a/doc/guides/nics/mlx5.rst b/doc/guides/nics/mlx5.rst
index 96fce36e3c..303b756b13 100644
--- a/doc/guides/nics/mlx5.rst
+++ b/doc/guides/nics/mlx5.rst
@@ -376,8 +376,8 @@ Limitations
     encapsulation actions.
   - For NIC Rx flow, supports ``MARK``, ``COUNT``, ``QUEUE``, ``RSS`` in the
     sample actions list.
-  - For E-Switch mirroring flow, supports ``RAW ENCAP``, ``Port ID`` in the
-    sample actions list.
+  - For E-Switch mirroring flow, supports ``RAW ENCAP``, ``Port ID``,
+    ``VXLAN ENCAP`` in the sample actions list.
 
 - Modify Field flow:
 
diff --git a/doc/guides/rel_notes/release_21_05.rst b/doc/guides/rel_notes/release_21_05.rst
index 23f7f0bff9..38213c4f50 100644
--- a/doc/guides/rel_notes/release_21_05.rst
+++ b/doc/guides/rel_notes/release_21_05.rst
@@ -65,6 +65,12 @@ New Features
 
   * Added support for txgbevf PMD.
 
+* **Updated Mellanox mlx5 driver.**
+
+  Updated the Mellanox mlx5 driver with new features and improvements, including:
+
+  * Added support for VXLAN encap as a sample action.
+
 * **Updated testpmd.**
 
   * Added command to display Rx queue used descriptor count.
diff --git a/drivers/net/mlx5/mlx5_flow_dv.c b/drivers/net/mlx5/mlx5_flow_dv.c
index 1a74d5ac2b..4b2db47e39 100644
--- a/drivers/net/mlx5/mlx5_flow_dv.c
+++ b/drivers/net/mlx5/mlx5_flow_dv.c
@@ -5242,6 +5242,16 @@ flow_dv_validate_action_sample(uint64_t *action_flags,
 				return ret;
 			++actions_n;
 			break;
+		case RTE_FLOW_ACTION_TYPE_VXLAN_ENCAP:
+			ret = flow_dv_validate_action_l2_encap(dev,
+							       sub_action_flags,
+							       act, attr,
+							       error);
+			if (ret < 0)
+				return ret;
+			sub_action_flags |= MLX5_FLOW_ACTION_ENCAP;
+			++actions_n;
+			break;
 		default:
 			return rte_flow_error_set(error, ENOTSUP,
 						  RTE_FLOW_ERROR_TYPE_ACTION,
@@ -10407,6 +10417,7 @@ flow_dv_translate_action_sample(struct rte_eth_dev *dev,
 			action_flags |= MLX5_FLOW_ACTION_PORT_ID;
 			break;
 		}
+		case RTE_FLOW_ACTION_TYPE_VXLAN_ENCAP:
 		case RTE_FLOW_ACTION_TYPE_RAW_ENCAP:
 			/* Save the encap resource before sample */
 			pre_rix = dev_flow->handle->dvh.rix_encap_decap;
-- 
2.21.0