linux-kernel - Re: [PATCH v11 2/6] media: videodev2.h: add visconti viif meta buffer format

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Message-ID: <20240722151035.GA31490@pendragon.ideasonboard.com>
Date: Mon, 22 Jul 2024 18:10:35 +0300
From: Laurent Pinchart <laurent.pinchart@...asonboard.com>
To: Yuji Ishikawa <yuji2.ishikawa@...hiba.co.jp>
Cc: Hans Verkuil <hverkuil@...all.nl>,
	Mauro Carvalho Chehab <mchehab@...nel.org>,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>, Mark Brown <broonie@...nel.org>,
	Sakari Ailus <sakari.ailus@...ux.intel.com>,
	Nobuhiro Iwamatsu <nobuhiro1.iwamatsu@...hiba.co.jp>,
	linux-media@...r.kernel.org, devicetree@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v11 2/6] media: videodev2.h: add visconti viif meta
 buffer format

Hi Ishikawa-san,

Thank you for the patch.

On Tue, Jul 09, 2024 at 09:08:44AM +0900, Yuji Ishikawa wrote:
> Adds the Toshiba Visconti VIIF specific metadata format
> 
> - V4L2_META_FMT_VISCONTI_VIIF_PARAMS for ISP parameters
> - V4L2_META_FMT_VISCONTI_VIIF_STATS for ISP statistics
> 
> Signed-off-by: Yuji Ishikawa <yuji2.ishikawa@...hiba.co.jp>

This patch looks fine. Assuming the corresponding documentation patch is
fine too,

Reviewed-by: Laurent Pinchart <laurent.pinchart@...asonboard.com>

> ---
> Changelog v10:
> - add entry for V4L2_META_FMT_VISCONTI_VIIF_PARAMS
> - add entry for V4L2_META_FMT_VISCONTI_VIIF_STATS
> 
> Changelog v11:
> - no change
> 
>  include/uapi/linux/videodev2.h | 4 ++++
>  1 file changed, 4 insertions(+)
> 
> diff --git a/include/uapi/linux/videodev2.h b/include/uapi/linux/videodev2.h
> index 4e91362da6..562038f144 100644
> --- a/include/uapi/linux/videodev2.h
> +++ b/include/uapi/linux/videodev2.h
> @@ -858,6 +858,10 @@ struct v4l2_pix_format {
>  /* Vendor specific - used for RaspberryPi PiSP */
>  #define V4L2_META_FMT_RPI_BE_CFG	v4l2_fourcc('R', 'P', 'B', 'C') /* PiSP BE configuration */
>  
> +/* Vendor specific - used for Visconti VIIF sub-system */
> +#define V4L2_META_FMT_VISCONTI_VIIF_PARAMS	v4l2_fourcc('V', 'I', 'F', 'P') /* ISP Params */
> +#define V4L2_META_FMT_VISCONTI_VIIF_STATS	v4l2_fourcc('V', 'I', 'F', 'S') /* ISP Stats */
> +
>  #ifdef __KERNEL__
>  /*
>   * Line-based metadata formats. Remember to update v4l_fill_fmtdesc() when

-- 
Regards,

Laurent Pinchart