linux-kernel - Re: [PATCH v4 06/11] media: rkvdec: Extract rkvdec_fill_decoded

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Message-ID: <100a1528a551627c86ec00b7e50c82e515707f01.camel@collabora.com>
Date:   Tue, 07 Nov 2023 17:04:13 -0500
From:   Nicolas Dufresne <nicolas.dufresne@...labora.com>
To:     Jonas Karlman <jonas@...boo.se>,
        Ezequiel Garcia <ezequiel@...guardiasur.com.ar>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        Hans Verkuil <hverkuil-cisco@...all.nl>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     Alex Bee <knaerzche@...il.com>,
        Benjamin Gaignard <benjamin.gaignard@...labora.com>,
        Sebastian Fricke <sebastian.fricke@...labora.com>,
        Christopher Obbard <chris.obbard@...labora.com>,
        linux-media@...r.kernel.org, linux-rockchip@...ts.infradead.org,
        linux-staging@...ts.linux.dev, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v4 06/11] media: rkvdec: Extract
 rkvdec_fill_decoded_pixfmt into helper

Le dimanche 05 novembre 2023 à 16:55 +0000, Jonas Karlman a écrit :
> Extract call to v4l2_fill_pixfmt_mp() and ajusting of sizeimage into a
> helper. Replace current code with a call to the new helper.
> 
> Signed-off-by: Jonas Karlman <jonas@...boo.se>

Reviewed-by: Nicolas Dufresne <nicolas.dufresne@...labora.com>

> ---
> v4:
> - Do not reset pix_mp->field in rkvdec_fill_decoded_pixfmt()
> 
> v3:
> - No changes
> 
>  drivers/staging/media/rkvdec/rkvdec.c | 27 ++++++++++++++-------------
>  1 file changed, 14 insertions(+), 13 deletions(-)
> 
> diff --git a/drivers/staging/media/rkvdec/rkvdec.c b/drivers/staging/media/rkvdec/rkvdec.c
> index 84a41792cb4b..0570c790ad08 100644
> --- a/drivers/staging/media/rkvdec/rkvdec.c
> +++ b/drivers/staging/media/rkvdec/rkvdec.c
> @@ -27,6 +27,16 @@
>  #include "rkvdec.h"
>  #include "rkvdec-regs.h"
>  
> +static void rkvdec_fill_decoded_pixfmt(struct rkvdec_ctx *ctx,
> +				       struct v4l2_pix_format_mplane *pix_mp)
> +{
> +	v4l2_fill_pixfmt_mp(pix_mp, pix_mp->pixelformat,
> +			    pix_mp->width, pix_mp->height);
> +	pix_mp->plane_fmt[0].sizeimage += 128 *
> +		DIV_ROUND_UP(pix_mp->width, 16) *
> +		DIV_ROUND_UP(pix_mp->height, 16);
> +}
> +
>  static int rkvdec_try_ctrl(struct v4l2_ctrl *ctrl)
>  {
>  	struct rkvdec_ctx *ctx = container_of(ctrl->handler, struct rkvdec_ctx, ctrl_hdl);
> @@ -192,13 +202,9 @@ static void rkvdec_reset_decoded_fmt(struct rkvdec_ctx *ctx)
>  
>  	rkvdec_reset_fmt(ctx, f, ctx->coded_fmt_desc->decoded_fmts[0]);
>  	f->type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE;
> -	v4l2_fill_pixfmt_mp(&f->fmt.pix_mp,
> -			    ctx->coded_fmt_desc->decoded_fmts[0],
> -			    ctx->coded_fmt.fmt.pix_mp.width,
> -			    ctx->coded_fmt.fmt.pix_mp.height);
> -	f->fmt.pix_mp.plane_fmt[0].sizeimage += 128 *
> -		DIV_ROUND_UP(f->fmt.pix_mp.width, 16) *
> -		DIV_ROUND_UP(f->fmt.pix_mp.height, 16);
> +	f->fmt.pix_mp.width = ctx->coded_fmt.fmt.pix_mp.width;
> +	f->fmt.pix_mp.height = ctx->coded_fmt.fmt.pix_mp.height;
> +	rkvdec_fill_decoded_pixfmt(ctx, &f->fmt.pix_mp);
>  }
>  
>  static int rkvdec_enum_framesizes(struct file *file, void *priv,
> @@ -264,12 +270,7 @@ static int rkvdec_try_capture_fmt(struct file *file, void *priv,
>  				       &pix_mp->height,
>  				       &coded_desc->frmsize);
>  
> -	v4l2_fill_pixfmt_mp(pix_mp, pix_mp->pixelformat,
> -			    pix_mp->width, pix_mp->height);
> -	pix_mp->plane_fmt[0].sizeimage +=
> -		128 *
> -		DIV_ROUND_UP(pix_mp->width, 16) *
> -		DIV_ROUND_UP(pix_mp->height, 16);
> +	rkvdec_fill_decoded_pixfmt(ctx, pix_mp);
>  	pix_mp->field = V4L2_FIELD_NONE;
>  
>  	return 0;