[PATCH v4 01/21] media: rkisp1: capture: Initialize entity before video device

Ricardo Ribalda ribalda at chromium.org
Mon Apr 25 00:52:38 PDT 2022


Laurent Pinchart wrote:

> The media_entity embedded in the video_device needs to be initialized
> before registering the video_device. Do so.
> 
> Signed-off-by: Laurent Pinchart <laurent.pinchart at ideasonboard.com>
> Reviewed-by: Dafna Hirschfeld <dafna at fastmail.com>
> Reviewed-by: Jacopo Mondi <jacopo at jmondi.org>
Reviewed-by: Ricardo Ribalda <ribalda at chromium.org>
> ---
>  .../platform/rockchip/rkisp1/rkisp1-capture.c   | 17 ++++++++++-------
>  1 file changed, 10 insertions(+), 7 deletions(-)
> 
> diff --git a/drivers/media/platform/rockchip/rkisp1/rkisp1-capture.c b/drivers/media/platform/rockchip/rkisp1/rkisp1-capture.c
> index fee2aaacb26b..e88749488969 100644
> --- a/drivers/media/platform/rockchip/rkisp1/rkisp1-capture.c
> +++ b/drivers/media/platform/rockchip/rkisp1/rkisp1-capture.c
> @@ -1386,22 +1386,25 @@ static int rkisp1_register_capture(struct rkisp1_capture *cap)
>  
>  	vdev->queue = q;
>  
> +	ret = media_entity_pads_init(&vdev->entity, 1, &node->pad);
> +	if (ret)
> +		return ret;
> +
>  	ret = video_register_device(vdev, VFL_TYPE_VIDEO, -1);
>  	if (ret) {
>  		dev_err(cap->rkisp1->dev,
>  			"failed to register %s, ret=%d\n", vdev->name, ret);
> -		return ret;
> +		goto error;
>  	}
> +
>  	v4l2_info(v4l2_dev, "registered %s as /dev/video%d\n", vdev->name,
>  		  vdev->num);
>  
> -	ret = media_entity_pads_init(&vdev->entity, 1, &node->pad);
> -	if (ret) {
> -		video_unregister_device(vdev);
> -		return ret;
> -	}
> -
>  	return 0;
> +
> +error:
> +	media_entity_cleanup(&vdev->entity);
> +	return ret;
>  }
>  
>  static void
> -- 
> Regards,
> 
> Laurent Pinchart
> 
> 



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