From: Yishai Hadas <yishaih@xxxxxxxxxxxx>
Expose mlx5 flow trees to be used by upper layers.
Signed-off-by: Yishai Hadas <yishaih@xxxxxxxxxxxx>
Signed-off-by: Leon Romanovsky <leonro@xxxxxxxxxxxx>
---
drivers/infiniband/hw/mlx5/flow.c | 9 +++++++++
drivers/infiniband/hw/mlx5/main.c | 4 +++-
drivers/infiniband/hw/mlx5/mlx5_ib.h | 3 +++
3 files changed, 15 insertions(+), 1 deletion(-)
diff --git a/drivers/infiniband/hw/mlx5/flow.c b/drivers/infiniband/hw/mlx5/flow.c
index 76e76b87e5e9..ff5a02713b87 100644
--- a/drivers/infiniband/hw/mlx5/flow.c
+++ b/drivers/infiniband/hw/mlx5/flow.c
@@ -243,3 +243,12 @@ DECLARE_UVERBS_NAMED_OBJECT(MLX5_IB_OBJECT_FLOW_MATCHER,
DECLARE_UVERBS_OBJECT_TREE(flow_objects,
&UVERBS_OBJECT(MLX5_IB_OBJECT_FLOW_MATCHER));
+int mlx5_ib_get_flow_trees(const struct uverbs_object_tree_def **root)
+{
+ int i = 0;
+
+ root[i++] = &flow_objects;
+ root[i++] = &mlx5_ib_fs;
+
+ return i;
+}
diff --git a/drivers/infiniband/hw/mlx5/main.c b/drivers/infiniband/hw/mlx5/main.c
index d750562cb2c5..71f3e9677622 100644
--- a/drivers/infiniband/hw/mlx5/main.c
+++ b/drivers/infiniband/hw/mlx5/main.c
@@ -5537,7 +5537,7 @@ ADD_UVERBS_ATTRIBUTES_SIMPLE(
UVERBS_ATTR_TYPE(u64),
UA_MANDATORY));
-#define NUM_TREES 3
+#define NUM_TREES 5
static int populate_specs_root(struct mlx5_ib_dev *dev)
{
const struct uverbs_object_tree_def *default_root[NUM_TREES + 1] = {
@@ -5557,6 +5557,8 @@ static int populate_specs_root(struct mlx5_ib_dev *dev)
!WARN_ON(num_trees >= ARRAY_SIZE(default_root)))
default_root[num_trees++] = mlx5_ib_get_devx_tree();
+ num_trees += mlx5_ib_get_flow_trees(default_root + num_trees);
+
dev->ib_dev.driver_specs_root =
uverbs_alloc_spec_tree(num_trees, default_root);
diff --git a/drivers/infiniband/hw/mlx5/mlx5_ib.h b/drivers/infiniband/hw/mlx5/mlx5_ib.h
index 7690dc6a897e..623f5d8bd48e 100644
--- a/drivers/infiniband/hw/mlx5/mlx5_ib.h
+++ b/drivers/infiniband/hw/mlx5/mlx5_ib.h
@@ -1244,6 +1244,7 @@ struct mlx5_ib_flow_handler *mlx5_ib_raw_fs_rule_add(struct mlx5_ib_dev *dev,
int inlen, int dest_id,
int dest_type);
bool mlx5_ib_devx_is_flow_dest(void *obj, int *dest_id, int *dest_type);
+int mlx5_ib_get_flow_trees(const struct uverbs_object_tree_def **root);
#else
static inline int
mlx5_ib_devx_create(struct mlx5_ib_dev *dev,
@@ -1261,6 +1262,8 @@ mlx5_ib_raw_fs_rule_add(struct mlx5_ib_dev *dev,
static inline bool
mlx5_ib_devx_is_flow_dest(void *obj, int *dest_id,
int *dest_type) { return false; };
+static inline int
+mlx5_ib_get_flow_trees(const struct uverbs_object_tree_def **root) { return 0; };
#endif
static inline void init_query_mad(struct ib_smp *mad)
{
--
2.14.4
--
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