[v2,10/19] media: platform xilinx: Update graph_mutex to graph_lock spinlock

Commit Message

Shuah Khan July 22, 2015, 10:42 p.m. UTC

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

Signed-off-by: Shuah Khan <[e-mail]>
---
 drivers/media/platform/xilinx/xilinx-dma.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

Patch

diff --git a/drivers/media/platform/xilinx/xilinx-dma.c b/drivers/media/platform/xilinx/xilinx-dma.c
index 98e50e4..784f7a4 100644
--- a/drivers/media/platform/xilinx/xilinx-dma.c
+++ b/drivers/media/platform/xilinx/xilinx-dma.c
@@ -185,7 +185,7 @@  static int xvip_pipeline_validate(struct xvip_pipeline *pipe,
 	unsigned int num_inputs = 0;
 	unsigned int num_outputs = 0;
 
-	mutex_lock(&mdev->graph_mutex);
+	spin_lock(&mdev->graph_lock);
 
 	/* Walk the graph to locate the video nodes. */
 	media_entity_graph_walk_start(&graph, entity);
@@ -206,7 +206,7 @@  static int xvip_pipeline_validate(struct xvip_pipeline *pipe,
 		}
 	}
 
-	mutex_unlock(&mdev->graph_mutex);
+	spin_unlock(&mdev->graph_lock);
 
 	/* We need exactly one output and zero or one input. */
 	if (num_outputs != 1 || num_inputs > 1)