IB/mlx5: Support querying eswitch functions from DEVX

Query eswitch functions returns information of the external host
PF(if it exists). It can be used to check if DEVX is running on ECPF.

Reviewed-by: Erez Shitrit <erezsh@nvidia.com>
Reviewed-by: Saeed Mahameed <saeedm@nvidia.com>
Signed-off-by: Bodong Wang <bodong@mellanox.com>
Link: https://lore.kernel.org/r/4265925178ab3224dc1d3e3784bb312d808edca5.1661763785.git.leonro@nvidia.com
Signed-off-by: Leon Romanovsky <leon@kernel.org>

diff --git a/drivers/infiniband/hw/mlx5/devx.c b/drivers/infiniband/hw/mlx5/devx.c
index 2a2a9e9afc9dadfae51a602353c381b78f3c26e1..adefff89fb397645ff90641118edf7d570b4819d 100644 (file)
--- a/drivers/infiniband/hw/mlx5/devx.c
+++ b/drivers/infiniband/hw/mlx5/devx.c
@@ -907,6 +907,7 @@ static bool devx_is_whitelist_cmd(void *in)
        case MLX5_CMD_OP_QUERY_HCA_CAP:
        case MLX5_CMD_OP_QUERY_HCA_VPORT_CONTEXT:
        case MLX5_CMD_OP_QUERY_ESW_VPORT_CONTEXT:
+       case MLX5_CMD_OP_QUERY_ESW_FUNCTIONS:
                return true;
        default:
                return false;
@@ -962,6 +963,7 @@ static bool devx_is_general_cmd(void *in, struct mlx5_ib_dev *dev)
        case MLX5_CMD_OP_QUERY_CONG_PARAMS:
        case MLX5_CMD_OP_QUERY_CONG_STATISTICS:
        case MLX5_CMD_OP_QUERY_LAG:
+       case MLX5_CMD_OP_QUERY_ESW_FUNCTIONS:
                return true;
        default:
                return false;