Re: [PATCH v4 09/10] media: staging: rkisp1: cap: simplify the link validation by compering the media bus code

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typo in the title

s/compering/comparing

On 9/1/20 8:16 AM, Dafna Hirschfeld wrote:
> The capture has a mapping of the mbus code needed for each pixelformat.
> This can be used to simplify the link validation by comparing the mbus
> code in the capture with the code in the resizer.
> 
> Signed-off-by: Dafna Hirschfeld <dafna.hirschfeld@xxxxxxxxxxxxx>


Acked-by: Helen Koike <helen.koike@xxxxxxxxxxxxx>

Thanks
Helen

> ---
>  drivers/staging/media/rkisp1/rkisp1-capture.c | 18 ++++--------------
>  1 file changed, 4 insertions(+), 14 deletions(-)
> 
> diff --git a/drivers/staging/media/rkisp1/rkisp1-capture.c b/drivers/staging/media/rkisp1/rkisp1-capture.c
> index 531381e1801a..79ee6795a58f 100644
> --- a/drivers/staging/media/rkisp1/rkisp1-capture.c
> +++ b/drivers/staging/media/rkisp1/rkisp1-capture.c
> @@ -1265,22 +1265,11 @@ static int rkisp1_capture_link_validate(struct media_link *link)
>  	struct v4l2_subdev *sd =
>  		media_entity_to_v4l2_subdev(link->source->entity);
>  	struct rkisp1_capture *cap = video_get_drvdata(vdev);
> -	struct rkisp1_isp *isp = &cap->rkisp1->isp;
> -	u8 isp_pix_enc = isp->src_fmt->pixel_enc;
> -	u8 cap_pix_enc = cap->pix.info->pixel_enc;
> +	const struct rkisp1_capture_fmt_cfg *fmt =
> +		rkisp1_find_fmt_cfg(cap, cap->pix.fmt.pixelformat);
>  	struct v4l2_subdev_format sd_fmt;
>  	int ret;
>  
> -	if (cap_pix_enc != isp_pix_enc &&
> -	    !(isp_pix_enc == V4L2_PIXEL_ENC_YUV &&
> -	      cap_pix_enc == V4L2_PIXEL_ENC_RGB)) {
> -		dev_err(cap->rkisp1->dev,
> -			"format type mismatch in link '%s:%d->%s:%d'\n",
> -			link->source->entity->name, link->source->index,
> -			link->sink->entity->name, link->sink->index);
> -		return -EPIPE;
> -	}
> -
>  	sd_fmt.which = V4L2_SUBDEV_FORMAT_ACTIVE;
>  	sd_fmt.pad = link->source->index;
>  	ret = v4l2_subdev_call(sd, pad, get_fmt, NULL, &sd_fmt);
> @@ -1288,7 +1277,8 @@ static int rkisp1_capture_link_validate(struct media_link *link)
>  		return ret;
>  
>  	if (sd_fmt.format.height != cap->pix.fmt.height ||
> -	    sd_fmt.format.width != cap->pix.fmt.width)
> +	    sd_fmt.format.width != cap->pix.fmt.width ||
> +	    sd_fmt.format.code != fmt->mbus)
>  		return -EPIPE;
>  
>  	return 0;
> 



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