Commit 7cfb35d3 authored by Paul Elder's avatar Paul Elder Committed by Hans Verkuil
Browse files

media: rkisp1: Implement ENUM_FRAMESIZES 



Implement VIDIOC_ENUM_FRAMESIZES for the rkisp1 capture devices.

Signed-off-by: default avatarPaul Elder <paul.elder@ideasonboard.com>
Signed-off-by: default avatarLaurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: default avatarDafna Hirschfeld <dafna@fastmail.com>
Signed-off-by: default avatarHans Verkuil <hverkuil-cisco@xs4all.nl>
parent 7cb7018c

drivers/media/platform/rockchip/rkisp1/rkisp1-capture.c

+30 −0
Original line number Diff line number Diff line
@@ -1234,6 +1234,35 @@ static int rkisp1_enum_fmt_vid_cap_mplane(struct file *file, void *priv, 
	return -EINVAL;

}



static int rkisp1_enum_framesizes(struct file *file, void *fh,

				  struct v4l2_frmsizeenum *fsize)

{

	static const unsigned int max_widths[] = {

		RKISP1_RSZ_MP_SRC_MAX_WIDTH,

		RKISP1_RSZ_SP_SRC_MAX_WIDTH,

	};

	static const unsigned int max_heights[] = {

		RKISP1_RSZ_MP_SRC_MAX_HEIGHT,

		RKISP1_RSZ_SP_SRC_MAX_HEIGHT,

	};

	struct rkisp1_capture *cap = video_drvdata(file);



	if (fsize->index != 0)

		return -EINVAL;



	fsize->type = V4L2_FRMSIZE_TYPE_STEPWISE;



	fsize->stepwise.min_width = RKISP1_RSZ_SRC_MIN_WIDTH;

	fsize->stepwise.max_width = max_widths[cap->id];

	fsize->stepwise.step_width = 2;



	fsize->stepwise.min_height = RKISP1_RSZ_SRC_MIN_HEIGHT;

	fsize->stepwise.max_height = max_heights[cap->id];

	fsize->stepwise.step_height = 2;



	return 0;

}



static int rkisp1_s_fmt_vid_cap_mplane(struct file *file,

				       void *priv, struct v4l2_format *f)

{
@@ -1283,6 +1312,7 @@ static const struct v4l2_ioctl_ops rkisp1_v4l2_ioctl_ops = { 
	.vidioc_s_fmt_vid_cap_mplane = rkisp1_s_fmt_vid_cap_mplane,

	.vidioc_g_fmt_vid_cap_mplane = rkisp1_g_fmt_vid_cap_mplane,

	.vidioc_enum_fmt_vid_cap = rkisp1_enum_fmt_vid_cap_mplane,

	.vidioc_enum_framesizes = rkisp1_enum_framesizes,

	.vidioc_querycap = rkisp1_querycap,

	.vidioc_subscribe_event = v4l2_ctrl_subscribe_event,

	.vidioc_unsubscribe_event = v4l2_event_unsubscribe,