static int vidioc_s_frequency(struct file *file, void *priv,
struct v4l2_frequency *f)
{
struct rtrack *rt = video_drvdata(file);
rt_setfreq(rt, f->frequency);
return 0;
}
static int vidioc_s_frequency(struct file *file, void *priv,
struct v4l2_frequency *f)
{
struct rt_device *rt = video_drvdata(file);
rt->curfreq = f->frequency;
rt_setfreq(rt, rt->curfreq);
return 0;
}
static int vidioc_s_frequency(struct file *file, void *priv,
struct v4l2_frequency *f)
{
struct rtrack *rt = video_drvdata(file);
if (f->tuner != 0 || f->type != V4L2_TUNER_RADIO)
return -EINVAL;
rt_setfreq(rt, f->frequency);
return 0;
}
static int rt_do_ioctl(struct inode *inode, struct file *file,
unsigned int cmd, void *arg)
{
struct video_device *dev = video_devdata(file);
struct rt_device *rt=dev->priv;
switch(cmd)
{
case VIDIOC_QUERYCAP:
{
struct v4l2_capability *v = arg;
memset(v,0,sizeof(*v));
strlcpy(v->driver, "radio-rtrack2", sizeof (v->driver));
strlcpy(v->card, "RadioTrack II", sizeof (v->card));
sprintf(v->bus_info,"ISA");
v->version = RADIO_VERSION;
v->capabilities = V4L2_CAP_TUNER;
return 0;
}
case VIDIOC_G_TUNER:
{
struct v4l2_tuner *v = arg;
if (v->index > 0)
return -EINVAL;
memset(v,0,sizeof(*v));
strcpy(v->name, "FM");
v->type = V4L2_TUNER_RADIO;
v->rangelow=(88*16000);
v->rangehigh=(108*16000);
v->rxsubchans =V4L2_TUNER_SUB_MONO;
v->capability=V4L2_TUNER_CAP_LOW;
v->audmode = V4L2_TUNER_MODE_MONO;
v->signal=0xFFFF*rt_getsigstr(rt);
return 0;
}
case VIDIOC_S_TUNER:
{
struct v4l2_tuner *v = arg;
if (v->index > 0)
return -EINVAL;
return 0;
}
case VIDIOC_S_FREQUENCY:
{
struct v4l2_frequency *f = arg;
rt->curfreq = f->frequency;
rt_setfreq(rt, rt->curfreq);
return 0;
}
case VIDIOC_G_FREQUENCY:
{
struct v4l2_frequency *f = arg;
f->type = V4L2_TUNER_RADIO;
f->frequency = rt->curfreq;
return 0;
}
case VIDIOC_QUERYCTRL:
{
struct v4l2_queryctrl *qc = arg;
int i;
for (i = 0; i < ARRAY_SIZE(radio_qctrl); i++) {
if (qc->id && qc->id == radio_qctrl[i].id) {
memcpy(qc, &(radio_qctrl[i]),
sizeof(*qc));
return (0);
}
}
return -EINVAL;
}
case VIDIOC_G_CTRL:
{
struct v4l2_control *ctrl= arg;
switch (ctrl->id) {
case V4L2_CID_AUDIO_MUTE:
ctrl->value=rt->muted;
return (0);
case V4L2_CID_AUDIO_VOLUME:
if (rt->muted)
ctrl->value=0;
else
ctrl->value=65535;
return (0);
}
return -EINVAL;
}
case VIDIOC_S_CTRL:
{
struct v4l2_control *ctrl= arg;
switch (ctrl->id) {
case V4L2_CID_AUDIO_MUTE:
if (ctrl->value) {
rt_mute(rt);
} else {
rt_unmute(rt);
}
return (0);
case V4L2_CID_AUDIO_VOLUME:
if (ctrl->value) {
rt_unmute(rt);
} else {
rt_mute(rt);
}
return (0);
}
return -EINVAL;
}
default:
return v4l_compat_translate_ioctl(inode,file,cmd,arg,
rt_do_ioctl);
}
}
static int rt_do_ioctl(struct inode *inode, struct file *file,
unsigned int cmd, void *arg)
{
struct video_device *dev = video_devdata(file);
struct rt_device *rt=dev->priv;
switch(cmd)
{
case VIDIOCGCAP:
{
struct video_capability *v = arg;
memset(v,0,sizeof(*v));
v->type=VID_TYPE_TUNER;
v->channels=1;
v->audios=1;
strcpy(v->name, "RadioTrack II");
return 0;
}
case VIDIOCGTUNER:
{
struct video_tuner *v = arg;
if(v->tuner) /* Only 1 tuner */
return -EINVAL;
v->rangelow=88*16000;
v->rangehigh=108*16000;
v->flags=VIDEO_TUNER_LOW;
v->mode=VIDEO_MODE_AUTO;
v->signal=0xFFFF*rt_getsigstr(rt);
strcpy(v->name, "FM");
return 0;
}
case VIDIOCSTUNER:
{
struct video_tuner *v = arg;
if(v->tuner!=0)
return -EINVAL;
/* Only 1 tuner so no setting needed ! */
return 0;
}
case VIDIOCGFREQ:
{
unsigned long *freq = arg;
*freq = rt->curfreq;
return 0;
}
case VIDIOCSFREQ:
{
unsigned long *freq = arg;
rt->curfreq = *freq;
rt_setfreq(rt, rt->curfreq);
return 0;
}
case VIDIOCGAUDIO:
{
struct video_audio *v = arg;
memset(v,0, sizeof(*v));
v->flags|=VIDEO_AUDIO_MUTABLE;
v->volume=1;
v->step=65535;
strcpy(v->name, "Radio");
return 0;
}
case VIDIOCSAUDIO:
{
struct video_audio *v = arg;
if(v->audio)
return -EINVAL;
if(v->flags&VIDEO_AUDIO_MUTE)
rt_mute(rt);
else
rt_unmute(rt);
return 0;
}
default:
return -ENOIOCTLCMD;
}
}
static int rt_ioctl(struct video_device *dev, unsigned int cmd, void *arg)
{
struct rt_device *rt=dev->priv;
switch(cmd)
{
case VIDIOCGCAP:
{
struct video_capability v;
v.type=VID_TYPE_TUNER;
v.channels=1;
v.audios=1;
/* No we don't do pictures */
v.maxwidth=0;
v.maxheight=0;
v.minwidth=0;
v.minheight=0;
strcpy(v.name, "RadioTrack II");
if(copy_to_user(arg,&v,sizeof(v)))
return -EFAULT;
return 0;
}
case VIDIOCGTUNER:
{
struct video_tuner v;
if(copy_from_user(&v, arg,sizeof(v))!=0)
return -EFAULT;
if(v.tuner) /* Only 1 tuner */
return -EINVAL;
v.rangelow=88*16000;
v.rangehigh=108*16000;
v.flags=VIDEO_TUNER_LOW;
v.mode=VIDEO_MODE_AUTO;
v.signal=0xFFFF*rt_getsigstr(rt);
strcpy(v.name, "FM");
if(copy_to_user(arg,&v, sizeof(v)))
return -EFAULT;
return 0;
}
case VIDIOCSTUNER:
{
struct video_tuner v;
if(copy_from_user(&v, arg, sizeof(v)))
return -EFAULT;
if(v.tuner!=0)
return -EINVAL;
/* Only 1 tuner so no setting needed ! */
return 0;
}
case VIDIOCGFREQ:
if(copy_to_user(arg, &rt->curfreq, sizeof(rt->curfreq)))
return -EFAULT;
return 0;
case VIDIOCSFREQ:
if(copy_from_user(&rt->curfreq, arg,sizeof(rt->curfreq)))
return -EFAULT;
rt_setfreq(rt, rt->curfreq);
return 0;
case VIDIOCGAUDIO:
{
struct video_audio v;
memset(&v,0, sizeof(v));
v.flags|=VIDEO_AUDIO_MUTABLE;
v.volume=1;
v.step=65535;
strcpy(v.name, "Radio");
if(copy_to_user(arg,&v, sizeof(v)))
return -EFAULT;
return 0;
}
case VIDIOCSAUDIO:
{
struct video_audio v;
if(copy_from_user(&v, arg, sizeof(v)))
return -EFAULT;
if(v.audio)
return -EINVAL;
if(v.flags&VIDEO_AUDIO_MUTE)
rt_mute(rt);
else
rt_unmute(rt);
return 0;
}
default:
return -ENOIOCTLCMD;
}
}