Re: [PATCH 2/5] [media] v4l: vsp1: create pad links after subdev registration

From: Laurent Pinchart
Date: Sat Dec 05 2015 - 21:46:06 EST


Hi Javier,

Thank you for the patch.

On Thursday 03 September 2015 18:00:33 Javier Martinez Canillas wrote:
> The vsp1 driver creates the pads links before the media entities are
> registered with the media device. This doesn't work now that object
> IDs are used to create links so the media_device has to be set.
>
> Move entities registration logic before pads links creation.
>
> Signed-off-by: Javier Martinez Canillas <javier@xxxxxxxxxxxxxxx>

Acked-by: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>

> ---
>
> drivers/media/platform/vsp1/vsp1_drv.c | 16 ++++++++--------
> 1 file changed, 8 insertions(+), 8 deletions(-)
>
> diff --git a/drivers/media/platform/vsp1/vsp1_drv.c
> b/drivers/media/platform/vsp1/vsp1_drv.c index 9cd94a76a9ed..2aa427d3ff39
> 100644
> --- a/drivers/media/platform/vsp1/vsp1_drv.c
> +++ b/drivers/media/platform/vsp1/vsp1_drv.c
> @@ -250,6 +250,14 @@ static int vsp1_create_entities(struct vsp1_device
> *vsp1) list_add_tail(&wpf->entity.list_dev, &vsp1->entities);
> }
>
> + /* Register all subdevs. */
> + list_for_each_entry(entity, &vsp1->entities, list_dev) {
> + ret = v4l2_device_register_subdev(&vsp1->v4l2_dev,
> + &entity->subdev);
> + if (ret < 0)
> + goto done;
> + }
> +
> /* Create links. */
> list_for_each_entry(entity, &vsp1->entities, list_dev) {
> if (entity->type == VSP1_ENTITY_LIF ||
> @@ -269,14 +277,6 @@ static int vsp1_create_entities(struct vsp1_device
> *vsp1) return ret;
> }
>
> - /* Register all subdevs. */
> - list_for_each_entry(entity, &vsp1->entities, list_dev) {
> - ret = v4l2_device_register_subdev(&vsp1->v4l2_dev,
> - &entity->subdev);
> - if (ret < 0)
> - goto done;
> - }
> -
> ret = v4l2_device_register_subdev_nodes(&vsp1->v4l2_dev);
>
> done:

--
Regards,

Laurent Pinchart

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