linux-kernel - Re: [PATCH v6 11/28] media: iris: implement g

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Message-ID: <cc5e4f00-70c8-46aa-aa3d-0f8eddf3fd01@xs4all.nl>
Date: Fri, 6 Dec 2024 10:54:43 +0100
From: Hans Verkuil <hverkuil@...all.nl>
To: Dikshita Agarwal <quic_dikshita@...cinc.com>,
 Vikash Garodia <quic_vgarodia@...cinc.com>,
 Abhinav Kumar <quic_abhinavk@...cinc.com>,
 Mauro Carvalho Chehab <mchehab@...nel.org>, Rob Herring <robh@...nel.org>,
 Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley
 <conor+dt@...nel.org>, Philipp Zabel <p.zabel@...gutronix.de>
Cc: Sebastian Fricke <sebastian.fricke@...labora.com>,
 Bryan O'Donoghue <bryan.odonoghue@...aro.org>,
 Dmitry Baryshkov <dmitry.baryshkov@...aro.org>,
 Neil Armstrong <neil.armstrong@...aro.org>,
 Nicolas Dufresne <nicolas@...fresne.ca>,
 Uwe Kleine-König <u.kleine-koenig@...libre.com>,
 Jianhua Lu <lujianhua000@...il.com>, linux-media@...r.kernel.org,
 linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
 linux-kernel@...r.kernel.org, Vedang Nagar <quic_vnagar@...cinc.com>
Subject: Re: [PATCH v6 11/28] media: iris: implement g_selection ioctl

On 20/11/2024 15:46, Dikshita Agarwal wrote:
> From: Vedang Nagar <quic_vnagar@...cinc.com>
> 
> Implement g_selection ioctl in the driver with necessary hooks.
> 
> Signed-off-by: Vedang Nagar <quic_vnagar@...cinc.com>
> Signed-off-by: Dikshita Agarwal <quic_dikshita@...cinc.com>

Reviewed-by: Hans Verkuil <hverkuil@...all.nl>

Regards,

	Hans

> ---
>  drivers/media/platform/qcom/iris/iris_vidc.c | 28 ++++++++++++++++++++++++++++
>  1 file changed, 28 insertions(+)
> 
> diff --git a/drivers/media/platform/qcom/iris/iris_vidc.c b/drivers/media/platform/qcom/iris/iris_vidc.c
> index 6707eb9917fe..6a32fd8d6123 100644
> --- a/drivers/media/platform/qcom/iris/iris_vidc.c
> +++ b/drivers/media/platform/qcom/iris/iris_vidc.c
> @@ -259,6 +259,33 @@ static int iris_g_fmt_vid_mplane(struct file *filp, void *fh, struct v4l2_format
>  	return ret;
>  }
>  
> +static int iris_g_selection(struct file *filp, void *fh, struct v4l2_selection *s)
> +{
> +	struct iris_inst *inst = iris_get_inst(filp, NULL);
> +
> +	if (s->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
> +		return -EINVAL;
> +
> +	switch (s->target) {
> +	case V4L2_SEL_TGT_CROP_BOUNDS:
> +	case V4L2_SEL_TGT_CROP_DEFAULT:
> +	case V4L2_SEL_TGT_CROP:
> +	case V4L2_SEL_TGT_COMPOSE_BOUNDS:
> +	case V4L2_SEL_TGT_COMPOSE_PADDED:
> +	case V4L2_SEL_TGT_COMPOSE_DEFAULT:
> +	case V4L2_SEL_TGT_COMPOSE:
> +		s->r.left = inst->crop.left;
> +		s->r.top = inst->crop.top;
> +		s->r.width = inst->crop.width;
> +		s->r.height = inst->crop.height;
> +		break;
> +	default:
> +		return -EINVAL;
> +	}
> +
> +	return 0;
> +}
> +
>  static struct v4l2_file_operations iris_v4l2_file_ops = {
>  	.owner                          = THIS_MODULE,
>  	.open                           = iris_open,
> @@ -280,6 +307,7 @@ static const struct v4l2_ioctl_ops iris_v4l2_ioctl_ops = {
>  	.vidioc_g_fmt_vid_cap_mplane    = iris_g_fmt_vid_mplane,
>  	.vidioc_g_fmt_vid_out_mplane    = iris_g_fmt_vid_mplane,
>  	.vidioc_reqbufs                 = v4l2_m2m_ioctl_reqbufs,
> +	.vidioc_g_selection             = iris_g_selection,
>  };
>  
>  void iris_init_ops(struct iris_core *core)
>