IB/mlx5: Don't expose debugfs entries for RRoCE general parameters if not supported

[linux-2.6-microblaze.git] / drivers / infiniband / hw / mlx5 / cong.c

diff --git a/drivers/infiniband/hw/mlx5/cong.c b/drivers/infiniband/hw/mlx5/cong.c
index f875313..a78a067 100644 (file)
--- a/drivers/infiniband/hw/mlx5/cong.c
+++ b/drivers/infiniband/hw/mlx5/cong.c
@@ -458,6 +458,12 @@ void mlx5_ib_init_cong_debugfs(struct mlx5_ib_dev *dev, u32 port_num)
        dbg_cc_params->root = debugfs_create_dir("cc_params", mlx5_debugfs_get_dev_root(mdev));
 
        for (i = 0; i < MLX5_IB_DBG_CC_MAX; i++) {
+               if ((i == MLX5_IB_DBG_CC_GENERAL_RTT_RESP_DSCP_VALID ||
+                    i == MLX5_IB_DBG_CC_GENERAL_RTT_RESP_DSCP))
+                       if (!MLX5_CAP_GEN(mdev, roce) ||
+                           !MLX5_CAP_ROCE(mdev, roce_cc_general))
+                               continue;
+
                dbg_cc_params->params[i].offset = i;
                dbg_cc_params->params[i].dev = dev;
                dbg_cc_params->params[i].port_num = port_num;