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authorSakari Ailus <sakari.ailus@iki.fi>2015-12-16 15:32:27 +0200
committerMauro Carvalho Chehab <mchehab@osg.samsung.com>2016-01-11 12:19:19 -0200
commitc1a5f1bc0b7a585efaeda40c1eb8f5f4bd9d328d (patch)
tree20108098f8bdac2363a2f77754123ec618039b4c /drivers/media
parent08613c549ff5ac98d04d9dd28a4ffafa3918e2ca (diff)
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[media] v4l: vsp1: Use the new media graph walk interface
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.ailus@linux.intel.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
Diffstat (limited to 'drivers/media')
-rw-r--r--drivers/media/platform/vsp1/vsp1_video.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/media/platform/vsp1/vsp1_video.c b/drivers/media/platform/vsp1/vsp1_video.c
index e3304303dce3..a6b1bd1225ef 100644
--- a/drivers/media/platform/vsp1/vsp1_video.c
+++ b/drivers/media/platform/vsp1/vsp1_video.c
@@ -386,6 +386,12 @@ 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))) {
@@ -419,6 +425,8 @@ 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;
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