On 2016-09-14 02:16:56 +0300, Laurent Pinchart wrote:
> 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>
Acked-by: Niklas Söderlund <niklas.soderlund+renesas@xxxxxxxxxxxx>
> ---
> 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
>
--
Regards,
Niklas Söderlund
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