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authorYevgeny Kliteynik <kliteyn@nvidia.com>2020-12-09 17:40:38 +0300
committerSaeed Mahameed <saeedm@nvidia.com>2021-06-02 04:30:21 +0300
commit216214c64a8c1cb9078c2c0aec7bb4a2f8e75397 (patch)
treea8c239f3b44e552807de67fc2878b7187dc9fc0e /drivers
parent5349cbba754ee54f6cca8b946aa9172f1ac60b8c (diff)
downloadlinux-216214c64a8c1cb9078c2c0aec7bb4a2f8e75397.tar.xz
net/mlx5: DR, Create multi-destination flow table with level less than 64
Flow table that contains flow pointing to multiple flow tables or multiple TIRs must have a level lower than 64. In our case it applies to muli- destination flow table. Fix the level of the created table to comply with HW Spec definitions, and still make sure that its level lower than SW-owned tables, so that it would be possible to point from the multi-destination FW table to SW tables. Fixes: 34583beea4b7 ("net/mlx5: DR, Create multi-destination table for SW-steering use") Signed-off-by: Yevgeny Kliteynik <kliteyn@nvidia.com> Reviewed-by: Alex Vesker <valex@nvidia.com> Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/steering/dr_fw.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_fw.c b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_fw.c
index 1fbcd012bb85..7ccfd40586ce 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_fw.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_fw.c
@@ -112,7 +112,8 @@ int mlx5dr_fw_create_md_tbl(struct mlx5dr_domain *dmn,
int ret;
ft_attr.table_type = MLX5_FLOW_TABLE_TYPE_FDB;
- ft_attr.level = dmn->info.caps.max_ft_level - 2;
+ ft_attr.level = min_t(int, dmn->info.caps.max_ft_level - 2,
+ MLX5_FT_MAX_MULTIPATH_LEVEL);
ft_attr.reformat_en = reformat_req;
ft_attr.decap_en = reformat_req;