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From: Jiawei Wang <jiaweiw@nvidia.com>
To: <matan@nvidia.com>, <viacheslavo@nvidia.com>, <orika@nvidia.com>,
<jackmin@nvidia.com>, <thomas@monjalon.net>, Shahaf Shuler
<shahafs@nvidia.com>, Xiaoyu Min <jackmin@mellanox.com>, Dekel Peled
<dekelp@mellanox.com>
CC: <dev@dpdk.org>, <rasland@nvidia.com>, <stable@dpdk.org>
Date: Wed, 12 May 2021 13:24:08 +0300
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Subject: [dpdk-dev] [PATCH v2] net/mlx5: fix RSS expansion for NVGRE
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Currently RSS expansion only supports GRE and GRE KEY.
This patch adds RSS expansion for NVGRE item so PMD can expand flow item
correctly.
Fixes: ea81c1b816f7 ("net/mlx5: fix NVGRE matching")
Cc: stable@dpdk.org
Signed-off-by: Jiawei Wang <jiaweiw@nvidia.com>
Acked-by: Xiaoyu Min <jackmin@nvidia.com>
---
drivers/net/mlx5/mlx5_flow.c | 9 ++++++++-
1 file changed, 8 insertions(+), 1 deletion(-)
diff --git a/drivers/net/mlx5/mlx5_flow.c b/drivers/net/mlx5/mlx5_flow.c
index 32634c9af7..73cc9acbd7 100644
--- a/drivers/net/mlx5/mlx5_flow.c
+++ b/drivers/net/mlx5/mlx5_flow.c
@@ -407,6 +407,7 @@ enum mlx5_expansion {
MLX5_EXPANSION_VXLAN,
MLX5_EXPANSION_VXLAN_GPE,
MLX5_EXPANSION_GRE,
+ MLX5_EXPANSION_NVGRE,
MLX5_EXPANSION_GRE_KEY,
MLX5_EXPANSION_MPLS,
MLX5_EXPANSION_ETH,
@@ -465,6 +466,7 @@ static const struct mlx5_flow_expand_node mlx5_support_expansion[] = {
(MLX5_EXPANSION_OUTER_IPV4_UDP,
MLX5_EXPANSION_OUTER_IPV4_TCP,
MLX5_EXPANSION_GRE,
+ MLX5_EXPANSION_NVGRE,
MLX5_EXPANSION_IPV4,
MLX5_EXPANSION_IPV6),
.type = RTE_FLOW_ITEM_TYPE_IPV4,
@@ -487,7 +489,8 @@ static const struct mlx5_flow_expand_node mlx5_support_expansion[] = {
MLX5_EXPANSION_OUTER_IPV6_TCP,
MLX5_EXPANSION_IPV4,
MLX5_EXPANSION_IPV6,
- MLX5_EXPANSION_GRE),
+ MLX5_EXPANSION_GRE,
+ MLX5_EXPANSION_NVGRE),
.type = RTE_FLOW_ITEM_TYPE_IPV6,
.rss_types = ETH_RSS_IPV6 | ETH_RSS_FRAG_IPV6 |
ETH_RSS_NONFRAG_IPV6_OTHER,
@@ -526,6 +529,10 @@ static const struct mlx5_flow_expand_node mlx5_support_expansion[] = {
.type = RTE_FLOW_ITEM_TYPE_GRE_KEY,
.optional = 1,
},
+ [MLX5_EXPANSION_NVGRE] = {
+ .next = MLX5_FLOW_EXPAND_RSS_NEXT(MLX5_EXPANSION_ETH),
+ .type = RTE_FLOW_ITEM_TYPE_NVGRE,
+ },
[MLX5_EXPANSION_MPLS] = {
.next = MLX5_FLOW_EXPAND_RSS_NEXT(MLX5_EXPANSION_IPV4,
MLX5_EXPANSION_IPV6),
--
2.18.1