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[media] cx231xx: clean up radio support 

Radio should not use video or audio inputs.
In addition, fix a bug in radio_g_tuner where s_tuner was called in the tuner
subdev instead of g_tuner.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Hans Verkuil 2013-01-29 12:32:20 -03:00 committed by Mauro Carvalho Chehab
parent fddd14c8f6
commit 530e01e782
1 changed files with 18 additions and 61 deletions
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79
drivers/media/usb/cx231xx/cx231xx-video.c
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@ -1875,20 +1875,24 @@ static int vidioc_querycap(struct file *file, void *priv,
strlcpy(cap->card, cx231xx_boards[dev->model].name, sizeof(cap->card));
usb_make_path(dev->udev, cap->bus_info, sizeof(cap->bus_info));
cap->device_caps =
V4L2_CAP_AUDIO |
V4L2_CAP_READWRITE |
V4L2_CAP_STREAMING;
if (vdev->vfl_type == VFL_TYPE_VBI)
cap->device_caps |= V4L2_CAP_VBI_CAPTURE;
else
cap->device_caps |= V4L2_CAP_VIDEO_CAPTURE;
if (vdev->vfl_type == VFL_TYPE_RADIO)
cap->device_caps = V4L2_CAP_RADIO;
else {
cap->device_caps = V4L2_CAP_AUDIO | V4L2_CAP_READWRITE |
V4L2_CAP_STREAMING;
if (vdev->vfl_type == VFL_TYPE_VBI)
cap->device_caps |= V4L2_CAP_VBI_CAPTURE;
else
cap->device_caps |= V4L2_CAP_VIDEO_CAPTURE;
}
if (dev->tuner_type != TUNER_ABSENT)
cap->device_caps |= V4L2_CAP_TUNER;
cap->capabilities = cap->device_caps |
V4L2_CAP_VBI_CAPTURE | V4L2_CAP_VIDEO_CAPTURE |
V4L2_CAP_DEVICE_CAPS;
V4L2_CAP_AUDIO | V4L2_CAP_READWRITE |
V4L2_CAP_STREAMING | V4L2_CAP_DEVICE_CAPS;
if (dev->radio_dev)
cap->capabilities |= V4L2_CAP_RADIO;
return 0;
}
@ -2055,53 +2059,19 @@ static int vidioc_dqbuf(struct file *file, void *priv, struct v4l2_buffer *b)
/* RADIO ESPECIFIC IOCTLS */
/* ----------------------------------------------------------- */
static int radio_querycap(struct file *file, void *priv,
struct v4l2_capability *cap)
{
struct cx231xx *dev = ((struct cx231xx_fh *)priv)->dev;
strlcpy(cap->driver, "cx231xx", sizeof(cap->driver));
strlcpy(cap->card, cx231xx_boards[dev->model].name, sizeof(cap->card));
usb_make_path(dev->udev, cap->bus_info, sizeof(cap->bus_info));
cap->capabilities = V4L2_CAP_TUNER;
return 0;
}
static int radio_g_tuner(struct file *file, void *priv, struct v4l2_tuner *t)
{
struct cx231xx *dev = ((struct cx231xx_fh *)priv)->dev;
if (unlikely(t->index > 0))
if (t->index)
return -EINVAL;
strcpy(t->name, "Radio");
t->type = V4L2_TUNER_RADIO;
call_all(dev, tuner, s_tuner, t);
call_all(dev, tuner, g_tuner, t);
return 0;
}
static int radio_enum_input(struct file *file, void *priv, struct v4l2_input *i)
{
if (i->index != 0)
return -EINVAL;
strcpy(i->name, "Radio");
i->type = V4L2_INPUT_TYPE_TUNER;
return 0;
}
static int radio_g_audio(struct file *file, void *priv, struct v4l2_audio *a)
{
if (unlikely(a->index))
return -EINVAL;
strcpy(a->name, "Radio");
return 0;
}
static int radio_s_tuner(struct file *file, void *priv, struct v4l2_tuner *t)
{
struct cx231xx *dev = ((struct cx231xx_fh *)priv)->dev;
@ -2114,16 +2084,6 @@ static int radio_s_tuner(struct file *file, void *priv, struct v4l2_tuner *t)
return 0;
}
static int radio_s_audio(struct file *file, void *fh, const struct v4l2_audio *a)
{
return 0;
}
static int radio_s_input(struct file *file, void *fh, unsigned int i)
{
return 0;
}
static int radio_queryctrl(struct file *file, void *priv,
struct v4l2_queryctrl *c)
{
@ -2552,18 +2512,15 @@ static const struct v4l2_file_operations radio_fops = {
};
static const struct v4l2_ioctl_ops radio_ioctl_ops = {
.vidioc_querycap = radio_querycap,
.vidioc_querycap = vidioc_querycap,
.vidioc_g_tuner = radio_g_tuner,
.vidioc_enum_input = radio_enum_input,
.vidioc_g_audio = radio_g_audio,
.vidioc_s_tuner = radio_s_tuner,
.vidioc_s_audio = radio_s_audio,
.vidioc_s_input = radio_s_input,
.vidioc_queryctrl = radio_queryctrl,
.vidioc_g_ctrl = vidioc_g_ctrl,
.vidioc_s_ctrl = vidioc_s_ctrl,
.vidioc_g_frequency = vidioc_g_frequency,
.vidioc_s_frequency = vidioc_s_frequency,
.vidioc_g_chip_ident = vidioc_g_chip_ident,
#ifdef CONFIG_VIDEO_ADV_DEBUG
.vidioc_g_register = vidioc_g_register,
.vidioc_s_register = vidioc_s_register,