[v4,13/31] media: entity: Add only connected pads to the pipeline
diff mbox series

Message ID 20190328200608.9463-14-jacopo+renesas@jmondi.org
State New
Delegated to: Kieran Bingham
Headers show
Series
  • v4l: add support for multiplexed streams
Related show

Commit Message

Jacopo Mondi March 28, 2019, 8:05 p.m. UTC
From: Sakari Ailus <sakari.ailus@linux.intel.com>

A single entity may contain multiple pipelines. Only add pads that were
connected to the pad through which the entity was reached to the pipeline.

Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Reviewed-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Jacopo Mondi <jacopo+renesas@jmondi.org>
---
 drivers/media/media-entity.c | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

Patch
diff mbox series

diff --git a/drivers/media/media-entity.c b/drivers/media/media-entity.c
index 5f6744732ed9..290083c445eb 100644
--- a/drivers/media/media-entity.c
+++ b/drivers/media/media-entity.c
@@ -465,7 +465,7 @@  __must_check int __media_pipeline_start(struct media_pad *pad,
 		DECLARE_BITMAP(active, MEDIA_ENTITY_MAX_PADS);
 		DECLARE_BITMAP(has_no_links, MEDIA_ENTITY_MAX_PADS);
 
-		media_entity_for_each_pad(entity, iter) {
+		media_entity_for_each_routed_pad(pad, iter) {
 			if (iter->pipe && iter->pipe != pipe) {
 				pr_err("Pipe active for %s. Can't start for %s\n",
 				       entity->name, iter->entity->name);
@@ -554,10 +554,9 @@  __must_check int __media_pipeline_start(struct media_pad *pad,
 	media_graph_walk_start(graph, pad_err);
 
 	while ((pad_err = media_graph_walk_next(graph))) {
-		struct media_entity *entity = pad->entity;
 		struct media_pad *iter;
 
-		media_entity_for_each_pad(entity, iter) {
+		media_entity_for_each_routed_pad(pad, iter) {
 			/* Sanity check for negative stream_count */
 			if (!WARN_ON_ONCE(iter->stream_count <= 0)) {
 				--iter->stream_count;
@@ -610,10 +609,9 @@  void __media_pipeline_stop(struct media_pad *pad)
 	media_graph_walk_start(graph, pad);
 
 	while ((pad = media_graph_walk_next(graph))) {
-		struct media_entity *entity = pad->entity;
 		struct media_pad *iter;
 
-		media_entity_for_each_pad(entity, iter) {
+		media_entity_for_each_routed_pad(pad, iter) {
 			/* Sanity check for negative stream_count */
 			if (!WARN_ON_ONCE(iter->stream_count <= 0)) {
 				iter->stream_count--;