[v3,2/2] net/mlx5: add MPLS tunnel support for HWS

Message ID 20230223074734.3315320-3-michaelba@nvidia.com (mailing list archive)
State Accepted, archived
Delegated to: Raslan Darawsheh
Headers
Series net/mlx5: support MPLSoUDP for HWS |

Checks

Context Check Description
ci/checkpatch success coding style OK
ci/loongarch-compilation success Compilation OK
ci/loongarch-unit-testing success Unit Testing PASS
ci/Intel-compilation success Compilation OK
ci/intel-Testing success Testing PASS
ci/github-robot: build success github build: passed
ci/iol-mellanox-Performance success Performance Testing PASS
ci/iol-broadcom-Functional success Functional Testing PASS
ci/iol-broadcom-Performance success Performance Testing PASS
ci/iol-intel-Performance success Performance Testing PASS
ci/iol-intel-Functional success Functional Testing PASS
ci/iol-x86_64-compile-testing success Testing PASS
ci/iol-testing success Testing PASS
ci/iol-x86_64-unit-testing success Testing PASS

Commit Message

Michael Baum Feb. 23, 2023, 7:47 a.m. UTC
Add support for MPLS tunnel item in HWS.

Signed-off-by: Michael Baum <michaelba@nvidia.com>
Acked-by: Ori Kam <orika@nvidia.com>
---
 doc/guides/nics/mlx5.rst               | 4 ++++
 doc/guides/rel_notes/release_23_03.rst | 1 +
 drivers/net/mlx5/mlx5_flow_hw.c        | 1 +
 3 files changed, 6 insertions(+)
  

Comments

Suanming Mou March 8, 2023, 3:34 a.m. UTC | #1
> -----Original Message-----
> From: Michael Baum <michaelba@nvidia.com>
> Sent: Thursday, February 23, 2023 3:48 PM
> To: dev@dpdk.org
> Cc: Matan Azrad <matan@nvidia.com>; Raslan Darawsheh
> <rasland@nvidia.com>; Slava Ovsiienko <viacheslavo@nvidia.com>; Ori Kam
> <orika@nvidia.com>
> Subject: [PATCH v3 2/2] net/mlx5: add MPLS tunnel support for HWS
> 
> Add support for MPLS tunnel item in HWS.
> 
> Signed-off-by: Michael Baum <michaelba@nvidia.com>
> Acked-by: Ori Kam <orika@nvidia.com>
Acked-by: Suanming Mou <suanmingm@nvidia.com>
  

Patch

diff --git a/doc/guides/nics/mlx5.rst b/doc/guides/nics/mlx5.rst
index f9b3d43378..4142933b0d 100644
--- a/doc/guides/nics/mlx5.rst
+++ b/doc/guides/nics/mlx5.rst
@@ -245,6 +245,10 @@  Limitations
 
 - L3 VXLAN and VXLAN-GPE tunnels cannot be supported together with MPLSoGRE and MPLSoUDP.
 
+- MPLSoGRE is not supported in HW steering (``dv_flow_en`` = 2).
+
+- MPLSoUDP with multiple MPLS headers is only supported in HW steering (``dv_flow_en`` = 2).
+
 - Match on Geneve header supports the following fields only:
 
      - VNI
diff --git a/doc/guides/rel_notes/release_23_03.rst b/doc/guides/rel_notes/release_23_03.rst
index 2ca30b3b49..8a3988c033 100644
--- a/doc/guides/rel_notes/release_23_03.rst
+++ b/doc/guides/rel_notes/release_23_03.rst
@@ -114,6 +114,7 @@  New Features
 * **Updated NVIDIA mlx5 driver.**
 
   * Added support for matching on ICMPv6 ID and sequence fields.
+  * Added support for MPLSoUDP in hardware steering.
 
 * **Updated Wangxun ngbe driver.**
 
diff --git a/drivers/net/mlx5/mlx5_flow_hw.c b/drivers/net/mlx5/mlx5_flow_hw.c
index a9c7045a3e..80d4beeecd 100644
--- a/drivers/net/mlx5/mlx5_flow_hw.c
+++ b/drivers/net/mlx5/mlx5_flow_hw.c
@@ -4733,6 +4733,7 @@  flow_hw_pattern_validate(struct rte_eth_dev *dev,
 		case RTE_FLOW_ITEM_TYPE_GTP:
 		case RTE_FLOW_ITEM_TYPE_GTP_PSC:
 		case RTE_FLOW_ITEM_TYPE_VXLAN:
+		case RTE_FLOW_ITEM_TYPE_MPLS:
 		case MLX5_RTE_FLOW_ITEM_TYPE_SQ:
 		case RTE_FLOW_ITEM_TYPE_GRE:
 		case RTE_FLOW_ITEM_TYPE_GRE_KEY: