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[RFC,8/9] vsp1: Use media entity enumeration API

Message ID 1441966152-28444-9-git-send-email-sakari.ailus@linux.intel.com (mailing list archive)
State New, archived
Headers show

Commit Message

Sakari Ailus Sept. 11, 2015, 10:09 a.m. UTC 
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
---
 drivers/media/platform/vsp1/vsp1_video.c | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)
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Patch

diff --git a/drivers/media/platform/vsp1/vsp1_video.c b/drivers/media/platform/vsp1/vsp1_video.c
index f741582..026d6462 100644
--- a/drivers/media/platform/vsp1/vsp1_video.c
+++ b/drivers/media/platform/vsp1/vsp1_video.c
@@ -311,7 +311,7 @@  static int vsp1_pipeline_validate_branch(struct vsp1_pipeline *pipe,
 					 struct vsp1_rwpf *output)
 {
 	struct vsp1_entity *entity;
-	unsigned int entities = 0;
+	DECLARE_MEDIA_ENTITY_ENUM(entities);
 	struct media_pad *pad;
 	bool bru_found = false;
 
@@ -351,11 +351,10 @@  static int vsp1_pipeline_validate_branch(struct vsp1_pipeline *pipe,
 			break;
 
 		/* Ensure the branch has no loop. */
-		if (entities & (1 << media_entity_id(&entity->subdev.entity)))
+		if (media_entity_enum_test_and_set(entities,
+						   &entity->subdev.entity))
 			return -EPIPE;
 
-		entities |= 1 << media_entity_id(&entity->subdev.entity);
-
 		/* UDS can't be chained. */
 		if (entity->type == VSP1_ENTITY_UDS) {
 			if (pipe->uds)