Update graph_mutex to graph_lock spinlock to be in sync with
the Media Conttroller change for the same.

Signed-off-by: Shuah Khan <shua...@osg.samsung.com>
---
 drivers/media/platform/vsp1/vsp1_video.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/media/platform/vsp1/vsp1_video.c 
b/drivers/media/platform/vsp1/vsp1_video.c
index d91f19a..c012fb8 100644
--- a/drivers/media/platform/vsp1/vsp1_video.c
+++ b/drivers/media/platform/vsp1/vsp1_video.c
@@ -413,7 +413,7 @@ static int vsp1_pipeline_validate(struct vsp1_pipeline 
*pipe,
        unsigned int i;
        int ret;
 
-       mutex_lock(&mdev->graph_mutex);
+       spin_lock(&mdev->graph_lock);
 
        /* Walk the graph to locate the entities and video nodes. */
        media_entity_graph_walk_start(&graph, entity);
@@ -447,7 +447,7 @@ static int vsp1_pipeline_validate(struct vsp1_pipeline 
*pipe,
                }
        }
 
-       mutex_unlock(&mdev->graph_mutex);
+       spin_unlock(&mdev->graph_lock);
 
        /* We need one output and at least one input. */
        if (pipe->num_inputs == 0 || !pipe->output) {
-- 
2.1.4

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