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path: root/drivers/media/radio
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-rw-r--r--drivers/media/radio/radio-cadet.c297
1 files changed, 179 insertions, 118 deletions
diff --git a/drivers/media/radio/radio-cadet.c b/drivers/media/radio/radio-cadet.c
index 8fbf0d8bd27..8cf2e9df5c8 100644
--- a/drivers/media/radio/radio-cadet.c
+++ b/drivers/media/radio/radio-cadet.c
@@ -48,6 +48,25 @@
#define CADET_VERSION KERNEL_VERSION(0,3,3)
+static struct v4l2_queryctrl radio_qctrl[] = {
+ {
+ .id = V4L2_CID_AUDIO_MUTE,
+ .name = "Mute",
+ .minimum = 0,
+ .maximum = 1,
+ .default_value = 1,
+ .type = V4L2_CTRL_TYPE_BOOLEAN,
+ },{
+ .id = V4L2_CID_AUDIO_VOLUME,
+ .name = "Volume",
+ .minimum = 0,
+ .maximum = 0xff,
+ .step = 1,
+ .default_value = 0xff,
+ .type = V4L2_CTRL_TYPE_INTEGER,
+ }
+};
+
static int io=-1; /* default to isapnp activation */
static int radio_nr = -1;
static int users=0;
@@ -347,135 +366,165 @@ cadet_read(struct file *file, char __user *data, size_t count, loff_t *ppos)
}
+static int vidioc_querycap(struct file *file, void *priv,
+ struct v4l2_capability *v)
+{
+ v->capabilities =
+ V4L2_CAP_TUNER |
+ V4L2_CAP_READWRITE;
+ v->version = CADET_VERSION;
+ strcpy(v->driver, "ADS Cadet");
+ strcpy(v->card, "ADS Cadet");
+ return 0;
+}
-static int cadet_do_ioctl(struct inode *inode, struct file *file,
- unsigned int cmd, void *arg)
+static int vidioc_g_tuner(struct file *file, void *priv,
+ struct v4l2_tuner *v)
{
- switch(cmd)
- {
- case VIDIOC_QUERYCAP:
- {
- struct v4l2_capability *cap = arg;
- memset(cap,0,sizeof(*cap));
- cap->capabilities =
- V4L2_CAP_TUNER |
- V4L2_CAP_READWRITE;
- cap->version = CADET_VERSION;
- strcpy(cap->driver, "ADS Cadet");
- strcpy(cap->card, "ADS Cadet");
- return 0;
+ v->type = V4L2_TUNER_RADIO;
+ switch (v->index) {
+ case 0:
+ strcpy(v->name, "FM");
+ v->capability = V4L2_TUNER_CAP_STEREO;
+ v->rangelow = 1400; /* 87.5 MHz */
+ v->rangehigh = 1728; /* 108.0 MHz */
+ v->rxsubchans=cadet_getstereo();
+ switch (v->rxsubchans){
+ case V4L2_TUNER_SUB_MONO:
+ v->audmode = V4L2_TUNER_MODE_MONO;
+ break;
+ case V4L2_TUNER_SUB_STEREO:
+ v->audmode = V4L2_TUNER_MODE_STEREO;
+ break;
+ default: ;
}
- case VIDIOC_G_TUNER:
- {
- struct v4l2_tuner *t = arg;
- memset(t,0,sizeof(*t));
- t->type = V4L2_TUNER_RADIO;
- switch (t->index)
- {
- case 0: strcpy(t->name, "FM");
- t->capability = V4L2_TUNER_CAP_STEREO;
- t->rangelow = 1400; /* 87.5 MHz */
- t->rangehigh = 1728; /* 108.0 MHz */
- t->rxsubchans=cadet_getstereo();
- switch (t->rxsubchans){
- case V4L2_TUNER_SUB_MONO:
- t->audmode = V4L2_TUNER_MODE_MONO;
- break;
- case V4L2_TUNER_SUB_STEREO:
- t->audmode = V4L2_TUNER_MODE_STEREO;
- break;
- default: ;
- }
- break;
- case 1: strcpy(t->name, "AM");
- t->capability = V4L2_TUNER_CAP_LOW;
- t->rangelow = 8320; /* 520 kHz */
- t->rangehigh = 26400; /* 1650 kHz */
- t->rxsubchans = V4L2_TUNER_SUB_MONO;
- t->audmode = V4L2_TUNER_MODE_MONO;
- break;
- default:
- return -EINVAL;
- }
+ break;
+ case 1:
+ strcpy(v->name, "AM");
+ v->capability = V4L2_TUNER_CAP_LOW;
+ v->rangelow = 8320; /* 520 kHz */
+ v->rangehigh = 26400; /* 1650 kHz */
+ v->rxsubchans = V4L2_TUNER_SUB_MONO;
+ v->audmode = V4L2_TUNER_MODE_MONO;
+ break;
+ default:
+ return -EINVAL;
+ }
+ v->signal = sigstrength; /* We might need to modify scaling of this */
+ return 0;
+}
- t->signal = sigstrength; /* We might need to modify scaling of this */
- return 0;
- }
- case VIDIOC_S_TUNER:
- {
- struct v4l2_tuner *t = arg;
- if((t->index != 0)&&(t->index != 1))
- return -EINVAL;
+static int vidioc_s_tuner(struct file *file, void *priv,
+ struct v4l2_tuner *v)
+{
+ if((v->index != 0)&&(v->index != 1))
+ return -EINVAL;
+ curtuner = v->index;
+ return 0;
+}
- curtuner = t->index;
- return 0;
- }
- case VIDIOC_G_FREQUENCY:
- {
- struct v4l2_frequency *f = arg;
- memset(f,0,sizeof(*f));
- f->tuner = curtuner;
- f->type = V4L2_TUNER_RADIO;
- f->frequency = cadet_getfreq();
- return 0;
- }
- case VIDIOC_S_FREQUENCY:
- {
- struct v4l2_frequency *f = arg;
- if (f->type != V4L2_TUNER_RADIO){
- return -EINVAL;
- }
- if((curtuner==0)&&((f->frequency<1400)||(f->frequency>1728))) {
- return -EINVAL;
- }
- if((curtuner==1)&&((f->frequency<8320)||(f->frequency>26400))) {
- return -EINVAL;
- }
- cadet_setfreq(f->frequency);
- return 0;
- }
- case VIDIOC_G_CTRL:
- {
- struct v4l2_control *c = arg;
- switch (c->id){
- case V4L2_CID_AUDIO_MUTE: /* TODO: Handle this correctly */
- c->value = (cadet_getvol() == 0);
- break;
- case V4L2_CID_AUDIO_VOLUME:
- c->value = cadet_getvol();
- break;
- default:
- return -EINVAL;
- }
- return 0;
- }
- case VIDIOC_S_CTRL:
- {
- struct v4l2_control *c = arg;
- switch (c->id){
- case V4L2_CID_AUDIO_MUTE: /* TODO: Handle this correctly */
- if (c->value) cadet_setvol(0);
- else cadet_setvol(0xffff);
- break;
- case V4L2_CID_AUDIO_VOLUME:
- cadet_setvol(c->value);
- break;
- default:
- return -EINVAL;
- }
+static int vidioc_g_frequency(struct file *file, void *priv,
+ struct v4l2_frequency *f)
+{
+ f->tuner = curtuner;
+ f->type = V4L2_TUNER_RADIO;
+ f->frequency = cadet_getfreq();
+ return 0;
+}
+
+
+static int vidioc_s_frequency(struct file *file, void *priv,
+ struct v4l2_frequency *f)
+{
+ if (f->type != V4L2_TUNER_RADIO)
+ return -EINVAL;
+ if((curtuner==0)&&((f->frequency<1400)||(f->frequency>1728)))
+ return -EINVAL;
+ if((curtuner==1)&&((f->frequency<8320)||(f->frequency>26400)))
+ return -EINVAL;
+ cadet_setfreq(f->frequency);
+ return 0;
+}
+
+static int vidioc_queryctrl(struct file *file, void *priv,
+ struct v4l2_queryctrl *qc)
+{
+ 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;
+}
- default:
- return -ENOIOCTLCMD;
+static int vidioc_g_ctrl(struct file *file, void *priv,
+ struct v4l2_control *ctrl)
+{
+ switch (ctrl->id){
+ case V4L2_CID_AUDIO_MUTE: /* TODO: Handle this correctly */
+ ctrl->value = (cadet_getvol() == 0);
+ break;
+ case V4L2_CID_AUDIO_VOLUME:
+ ctrl->value = cadet_getvol();
+ break;
+ default:
+ return -EINVAL;
}
+ return 0;
}
-static int
-cadet_ioctl(struct inode *inode, struct file *file,
- unsigned int cmd, unsigned long arg)
+static int vidioc_s_ctrl(struct file *file, void *priv,
+ struct v4l2_control *ctrl)
{
- return video_usercopy(inode, file, cmd, arg, cadet_do_ioctl);
+ switch (ctrl->id){
+ case V4L2_CID_AUDIO_MUTE: /* TODO: Handle this correctly */
+ if (ctrl->value)
+ cadet_setvol(0);
+ else
+ cadet_setvol(0xffff);
+ break;
+ case V4L2_CID_AUDIO_VOLUME:
+ cadet_setvol(ctrl->value);
+ break;
+ default:
+ return -EINVAL;
+ }
+ return 0;
+}
+
+static int vidioc_g_audio(struct file *file, void *priv,
+ struct v4l2_audio *a)
+{
+ if (a->index > 1)
+ return -EINVAL;
+ strcpy(a->name, "Radio");
+ a->capability = V4L2_AUDCAP_STEREO;
+ return 0;
+}
+
+static int vidioc_g_input(struct file *filp, void *priv, unsigned int *i)
+{
+ *i = 0;
+ return 0;
+}
+
+static int vidioc_s_input(struct file *filp, void *priv, unsigned int i)
+{
+ if (i != 0)
+ return -EINVAL;
+ return 0;
+}
+
+static int vidioc_s_audio(struct file *file, void *priv,
+ struct v4l2_audio *a)
+{
+ if (a->index != 0)
+ return -EINVAL;
+ return 0;
}
static int
@@ -512,7 +561,7 @@ static const struct file_operations cadet_fops = {
.open = cadet_open,
.release = cadet_release,
.read = cadet_read,
- .ioctl = cadet_ioctl,
+ .ioctl = video_ioctl2,
.poll = cadet_poll,
.compat_ioctl = v4l_compat_ioctl32,
.llseek = no_llseek,
@@ -524,6 +573,18 @@ static struct video_device cadet_radio=
.name = "Cadet radio",
.type = VID_TYPE_TUNER,
.fops = &cadet_fops,
+ .vidioc_querycap = vidioc_querycap,
+ .vidioc_g_tuner = vidioc_g_tuner,
+ .vidioc_s_tuner = vidioc_s_tuner,
+ .vidioc_g_frequency = vidioc_g_frequency,
+ .vidioc_s_frequency = vidioc_s_frequency,
+ .vidioc_queryctrl = vidioc_queryctrl,
+ .vidioc_g_ctrl = vidioc_g_ctrl,
+ .vidioc_s_ctrl = vidioc_s_ctrl,
+ .vidioc_g_audio = vidioc_g_audio,
+ .vidioc_s_audio = vidioc_s_audio,
+ .vidioc_g_input = vidioc_g_input,
+ .vidioc_s_input = vidioc_s_input,
};
static struct pnp_device_id cadet_pnp_devices[] = {
generated by cgit v1.2.3 (git 2.25.1) at 2024-10-30 10:32:00 +0000