Hi Niklas,

Thank you for the patch.

On Fri, Nov 02, 2018 at 12:31:25AM +0100, Niklas Söderlund wrote:
> From: Sakari Ailus <[email protected]>
> 
> Links are validated along the pipeline which is about to start streaming.
> Not all the pads in entities that are traversed along that pipeline are
> part of the pipeline, however. Skip the link validation for such pads.
> 
> Signed-off-by: Sakari Ailus <[email protected]>
> Reviewed-by: Niklas Söderlund <[email protected]>

Reviewed-by: Laurent Pinchart <[email protected]>

> ---
>  drivers/media/media-entity.c | 5 +++++
>  1 file changed, 5 insertions(+)
> 
> diff --git a/drivers/media/media-entity.c b/drivers/media/media-entity.c
> index 4d10bc186e1e7a10..cdf3805dec755ec5 100644
> --- a/drivers/media/media-entity.c
> +++ b/drivers/media/media-entity.c
> @@ -493,6 +493,11 @@ __must_check int __media_pipeline_start(struct media_pad 
> *pad,
>                       struct media_pad *other_pad = link->sink->entity == 
> entity
>                               ? link->sink : link->source;
>  
> +                     /* Ignore pads to which there is no route. */
> +                     if (!media_entity_has_route(entity, pad->index,
> +                                                 other_pad->index))
> +                             continue;
> +
>                       /* Mark that a pad is connected by a link. */
>                       bitmap_clear(has_no_links, other_pad->index, 1);
>  

-- 
Regards,

Laurent Pinchart

Reply via email to