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path: root/drivers/net/ethernet/mellanox/mlx5/core/qos.c
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Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx5/core/qos.c')
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/qos.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/qos.c b/drivers/net/ethernet/mellanox/mlx5/core/qos.c
index 8bce730b5c5b..db2bd3ad63ba 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/qos.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/qos.c
@@ -28,6 +28,9 @@ int mlx5_qos_create_leaf_node(struct mlx5_core_dev *mdev, u32 parent_id,
{
u32 sched_ctx[MLX5_ST_SZ_DW(scheduling_context)] = {0};
+ if (!(MLX5_CAP_QOS(mdev, nic_element_type) & ELEMENT_TYPE_CAP_MASK_QUEUE_GROUP))
+ return -EOPNOTSUPP;
+
MLX5_SET(scheduling_context, sched_ctx, parent_element_id, parent_id);
MLX5_SET(scheduling_context, sched_ctx, element_type,
SCHEDULING_CONTEXT_ELEMENT_TYPE_QUEUE_GROUP);
@@ -44,6 +47,10 @@ int mlx5_qos_create_inner_node(struct mlx5_core_dev *mdev, u32 parent_id,
u32 sched_ctx[MLX5_ST_SZ_DW(scheduling_context)] = {0};
void *attr;
+ if (!(MLX5_CAP_QOS(mdev, nic_element_type) & ELEMENT_TYPE_CAP_MASK_TSAR) ||
+ !(MLX5_CAP_QOS(mdev, nic_tsar_type) & TSAR_TYPE_CAP_MASK_DWRR))
+ return -EOPNOTSUPP;
+
MLX5_SET(scheduling_context, sched_ctx, parent_element_id, parent_id);
MLX5_SET(scheduling_context, sched_ctx, element_type,
SCHEDULING_CONTEXT_ELEMENT_TYPE_TSAR);