Commit b0326b7f authored by Daniel Drake's avatar Daniel Drake Committed by Mauro Carvalho Chehab
Browse files

[media] ov7670: implement VIDIOC_ENUM_FRAMESIZES 



GStreamer uses this.

Signed-off-by: default avatarDaniel Drake <dsd@laptop.org>
Acked-by: default avatarJonathan Corbet <corbet@lwn.net>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@redhat.com>
parent e99dfcf7

drivers/media/video/ov7670.c

+17 −0
Original line number Diff line number Diff line
@@ -906,6 +906,22 @@ static int ov7670_enum_frameintervals(struct v4l2_subdev *sd, 
	return 0;

}



/*

 * Frame size enumeration

 */

static int ov7670_enum_framesizes(struct v4l2_subdev *sd,

		struct v4l2_frmsizeenum *fsize)

{

	__u32 index = fsize->index;

	if (index >= N_WIN_SIZES)

		return -EINVAL;



	fsize->type = V4L2_FRMSIZE_TYPE_DISCRETE;

	fsize->discrete.width = ov7670_win_sizes[index].width;

	fsize->discrete.height = ov7670_win_sizes[index].height;

	return 0;

}



/*

 * Code for dealing with controls.

 */
@@ -1453,6 +1469,7 @@ static const struct v4l2_subdev_video_ops ov7670_video_ops = { 
	.s_parm = ov7670_s_parm,

	.g_parm = ov7670_g_parm,

	.enum_frameintervals = ov7670_enum_frameintervals,

	.enum_framesizes = ov7670_enum_framesizes,

};



static const struct v4l2_subdev_ops ov7670_ops = {