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[media] cafe_ccic: Implement VIDIOC_ENUM_FRAMEINTERVALS and ENUM_FRAMESIZES

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This allows GStreamer to pick appropriate framerates and resolutions
based on desired capture parameters.

Signed-off-by: Daniel Drake <dsd@laptop.org>
Acked-by: Jonathan Corbet <corbet@lwn.net>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Daniel Drake 2010-09-24 14:17:47 -03:00 committed by Mauro Carvalho Chehab
parent b0326b7f8d
commit 96eb729a5b
1 changed files with 26 additions and 0 deletions
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26
drivers/media/video/cafe_ccic.c
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@ -1710,6 +1710,30 @@ static int cafe_vidioc_g_chip_ident(struct file *file, void *priv,
return sensor_call(cam, core, g_chip_ident, chip);
}
static int cafe_vidioc_enum_framesizes(struct file *filp, void *priv,
struct v4l2_frmsizeenum *sizes)
{
struct cafe_camera *cam = priv;
int ret;
mutex_lock(&cam->s_mutex);
ret = sensor_call(cam, video, enum_framesizes, sizes);
mutex_unlock(&cam->s_mutex);
return ret;
}
static int cafe_vidioc_enum_frameintervals(struct file *filp, void *priv,
struct v4l2_frmivalenum *interval)
{
struct cafe_camera *cam = priv;
int ret;
mutex_lock(&cam->s_mutex);
ret = sensor_call(cam, video, enum_frameintervals, interval);
mutex_unlock(&cam->s_mutex);
return ret;
}
#ifdef CONFIG_VIDEO_ADV_DEBUG
static int cafe_vidioc_g_register(struct file *file, void *priv,
struct v4l2_dbg_register *reg)
@ -1773,6 +1797,8 @@ static const struct v4l2_ioctl_ops cafe_v4l_ioctl_ops = {
.vidioc_s_ctrl = cafe_vidioc_s_ctrl,
.vidioc_g_parm = cafe_vidioc_g_parm,
.vidioc_s_parm = cafe_vidioc_s_parm,
.vidioc_enum_framesizes = cafe_vidioc_enum_framesizes,
.vidioc_enum_frameintervals = cafe_vidioc_enum_frameintervals,
.vidioc_g_chip_ident = cafe_vidioc_g_chip_ident,
#ifdef CONFIG_VIDEO_ADV_DEBUG
.vidioc_g_register = cafe_vidioc_g_register,