From: Kieran Bingham <kieran+renesas@xxxxxxxxxxx>
The vsp1_pipeline_ready() and vsp1_pipeline_run() functions must be
called with the pipeline lock held, fix the resume code path.
Signed-off-by: Kieran Bingham <kieran+renesas@xxxxxxxxxxx>
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@xxxxxxxxxxxxxxxx>
---
drivers/media/platform/vsp1/vsp1_pipe.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/media/platform/vsp1/vsp1_pipe.c b/drivers/media/platform/vsp1/vsp1_pipe.c
index 3e75fb3fcace..474de82165d8 100644
--- a/drivers/media/platform/vsp1/vsp1_pipe.c
+++ b/drivers/media/platform/vsp1/vsp1_pipe.c
@@ -365,6 +365,7 @@ void vsp1_pipelines_suspend(struct vsp1_device *vsp1)
void vsp1_pipelines_resume(struct vsp1_device *vsp1)
{
+ unsigned long flags;
unsigned int i;
/* Resume all running pipelines. */
@@ -379,7 +380,9 @@ void vsp1_pipelines_resume(struct vsp1_device *vsp1)
if (pipe == NULL)
continue;
+ spin_lock_irqsave(&pipe->irqlock, flags);
if (vsp1_pipeline_ready(pipe))
vsp1_pipeline_run(pipe);
+ spin_unlock_irqrestore(&pipe->irqlock, flags);
}
}
--
Regards,
Laurent Pinchart
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