linux-kernel - Re: [PATCH v4 20/45] media: sun6i-csi: Add dimensions and format helpers to capture

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Date:   Wed, 27 Apr 2022 20:57:41 +0200
From:   Jernej Škrabec <jernej.skrabec@...il.com>
To:     linux-kernel@...r.kernel.org, linux-media@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-sunxi@...ts.linux.dev,
        Paul Kocialkowski <paul.kocialkowski@...tlin.com>
Cc:     Yong Deng <yong.deng@...ewell.com>,
        Paul Kocialkowski <paul.kocialkowski@...tlin.com>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        Chen-Yu Tsai <wens@...e.org>,
        Samuel Holland <samuel@...lland.org>,
        Laurent Pinchart <laurent.pinchart@...asonboard.com>,
        Maxime Ripard <mripard@...nel.org>,
        Thomas Petazzoni <thomas.petazzoni@...tlin.com>
Subject: Re: [PATCH v4 20/45] media: sun6i-csi: Add dimensions and format helpers to capture

Dne petek, 15. april 2022 ob 17:27:46 CEST je Paul Kocialkowski napisal(a):
> Define and export useful helpers to access dimensions and pixel format.
> 
> Signed-off-by: Paul Kocialkowski <paul.kocialkowski@...tlin.com>

Acked-by: Jernej Skrabec <jernej.skrabec@...il.com>

Best regards,
Jernej

> ---
>  .../sunxi/sun6i-csi/sun6i_csi_capture.c       | 19 +++++++++++++++++++
>  .../sunxi/sun6i-csi/sun6i_csi_capture.h       |  5 +++++
>  2 files changed, 24 insertions(+)
> 
> diff --git a/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi_capture.c
> b/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi_capture.c index
> e227940cb66e..acbd0ea62fd5 100644
> --- a/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi_capture.c
> +++ b/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi_capture.c
> @@ -25,6 +25,25 @@
> 
>  /* Helpers */
> 
> +void sun6i_csi_capture_dimensions(struct sun6i_csi_device *csi_dev,
> +				  unsigned int *width, unsigned 
int *height)
> +{
> +	if (width)
> +		*width = csi_dev->capture.format.fmt.pix.width;
> +	if (height)
> +		*height = csi_dev->capture.format.fmt.pix.height;
> +}
> +
> +void sun6i_csi_capture_format(struct sun6i_csi_device *csi_dev,
> +			      u32 *pixelformat, u32 *field)
> +{
> +	if (pixelformat)
> +		*pixelformat = csi_dev-
>capture.format.fmt.pix.pixelformat;
> +
> +	if (field)
> +		*field = csi_dev->capture.format.fmt.pix.field;
> +}
> +
>  static struct v4l2_subdev *
>  sun6i_csi_capture_remote_subdev(struct sun6i_csi_capture *capture, u32
> *pad) {
> diff --git a/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi_capture.h
> b/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi_capture.h index
> 7fa66a2af5ec..935f35b7049a 100644
> --- a/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi_capture.h
> +++ b/drivers/media/platform/sunxi/sun6i-csi/sun6i_csi_capture.h
> @@ -37,6 +37,11 @@ struct sun6i_csi_capture {
>  	u32				mbus_code;
>  };
> 
> +void sun6i_csi_capture_dimensions(struct sun6i_csi_device *csi_dev,
> +				  unsigned int *width, unsigned 
int *height);
> +void sun6i_csi_capture_format(struct sun6i_csi_device *csi_dev,
> +			      u32 *pixelformat, u32 *field);
> +
>  void sun6i_csi_capture_sync(struct sun6i_csi_device *csi_dev);
>  void sun6i_csi_capture_frame_done(struct sun6i_csi_device *csi_dev);