The media graph walk requires initialisation and cleanup soon. Update the
users to perform the soon necessary API calls.
Signed-off-by: Sakari Ailus <sakari.ai...@linux.intel.com>
---
drivers/media/platform/vsp1/vsp1_video.c | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/drivers/media/platform/vsp1/vsp1_video.c
b/drivers/media/platform/vsp1/vsp1_video.c
index f741582..ce10d86 100644
--- a/drivers/media/platform/vsp1/vsp1_video.c
+++ b/drivers/media/platform/vsp1/vsp1_video.c
@@ -415,6 +415,12 @@ static int vsp1_pipeline_validate(struct vsp1_pipeline
*pipe,
mutex_lock(&mdev->graph_mutex);
/* Walk the graph to locate the entities and video nodes. */
+ ret = media_entity_graph_walk_init(&graph, mdev);
+ if (ret) {
+ mutex_unlock(&mdev->graph_mutex);
+ return ret;
+ }
+
media_entity_graph_walk_start(&graph, entity);
while ((entity = media_entity_graph_walk_next(&graph))) {
@@ -448,6 +454,8 @@ static int vsp1_pipeline_validate(struct vsp1_pipeline
*pipe,
mutex_unlock(&mdev->graph_mutex);
+ media_entity_graph_walk_cleanup(&graph);
+
/* We need one output and at least one input. */
if (pipe->num_inputs == 0 || !pipe->output) {
ret = -EPIPE;
--
2.1.4
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