[PATCH v3 14/31] media: entity: Add debug information in graph walk route check

[Jacopo Mondi]

From: Sakari Ailus <sakari.ai...@linux.intel.com>

Signed-off-by: Sakari Ailus <sakari.ai...@linux.intel.com>
Reviewed-by: Niklas Söderlund <niklas.soderlund+rene...@ragnatech.se>
Reviewed-by: Laurent Pinchart <laurent.pinch...@ideasonboard.com>
Reviewed-by: Jacopo Mondi <jacopo+rene...@jmondi.org>
---
 drivers/media/media-entity.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/media/media-entity.c b/drivers/media/media-entity.c
index b48dd1e7c805..3556daae48d5 100644
--- a/drivers/media/media-entity.c
+++ b/drivers/media/media-entity.c
@@ -360,6 +360,9 @@ static void media_graph_walk_iter(struct media_graph *graph)
         */
        if (!media_entity_has_route(pad->entity, pad->index, local->index)) {
                link_top(graph) = link_top(graph)->next;
+               dev_dbg(pad->graph_obj.mdev->dev,
+                       "walk: skipping \"%s\":%u -> %u (no route)\n",
+                       pad->entity->name, pad->index, local->index);
                return;
        }
 
-- 
2.20.1