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Date:   Fri, 12 Apr 2019 19:48:27 -0300
From:   Helen Koike <helen.koike@...labora.com>
To:     André Almeida <andrealmeid@...labora.com>,
        linux-media@...r.kernel.org
Cc:     mchehab@...nel.org, hverkuil@...all.nl, lucmaga@...il.com,
        linux-kernel@...r.kernel.org, kernel@...labora.com,
        lkcamp@...ts.libreplanetbr.org
Subject: Re: [PATCH v2 04/15] media: vimc: cap: Dynamically define stream
 pixelformat



On 3/27/19 12:17 PM, André Almeida wrote:
> Define the pixelformat of the streamer depending to the
> mode (single/multiplanar).
> 
> Signed-off-by: André Almeida <andrealmeid@...labora.com>

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

> ---
> Change in v2:
> - Add a macro to check if device is in multiplanar mode. Now, this check
> is done using the capture device capabilities, rather than using the
> multiplanar module parameter
> 
>  drivers/media/platform/vimc/vimc-capture.c | 11 ++++++++++-
>  1 file changed, 10 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/media/platform/vimc/vimc-capture.c b/drivers/media/platform/vimc/vimc-capture.c
> index de52f20b5c85..add6df565fa9 100644
> --- a/drivers/media/platform/vimc/vimc-capture.c
> +++ b/drivers/media/platform/vimc/vimc-capture.c
> @@ -28,6 +28,10 @@
>  
>  #define VIMC_CAP_DRV_NAME "vimc-capture"
>  
> +/* Checks if the device supports multiplanar capture */
> +#define IS_MULTIPLANAR(vcap) \
> +	(vcap->vdev.device_caps & V4L2_CAP_VIDEO_CAPTURE_MPLANE)
> +
>  static const u32 vimc_cap_supported_pixfmt[] = {
>  	V4L2_PIX_FMT_BGR24,
>  	V4L2_PIX_FMT_RGB24,
> @@ -282,7 +286,12 @@ static int vimc_cap_start_streaming(struct vb2_queue *vq, unsigned int count)
>  		return ret;
>  	}
>  
> -	vcap->stream.producer_pixfmt = vcap->format.fmt.pix.pixelformat;
> +	if (IS_MULTIPLANAR(vcap))
> +		vcap->stream.producer_pixfmt =
> +			vcap->format.fmt.pix_mp.pixelformat;
> +	else
> +		vcap->stream.producer_pixfmt =
> +			vcap->format.fmt.pix.pixelformat;
>  
>  	ret = vimc_streamer_s_stream(&vcap->stream, &vcap->ved, 1);
>  	if (ret) {
> 

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