V4L/DVB (4933): Usbvision_v4l2: radio interface / tda9887 problem ?
- implement the v4l2 radio interface Signed-off-by: Thierry MERLE <thierry.merle@free.fr> Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
This commit is contained in:
Thierry MERLE
Mauro Carvalho Chehab
parent
957883d0b5
commit
3086d6cb0a
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@ -4835,220 +4835,120 @@ static int usbvision_do_radio_ioctl(struct inode *inode, struct file *file,
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return -EIO;
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switch (cmd) {
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/***************************
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* V4L2 IOCTLs *
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***************************/
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case VIDIOC_QUERYCAP:
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{
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struct v4l2_capability *vc=arg;
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memset(vc, 0, sizeof(struct v4l2_capability));
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strcpy(vc->driver,"usbvision radio");
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strcpy(vc->card,usbvision->vcap.card);
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strcpy(vc->bus_info,"usb");
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vc->version = USBVISION_DRIVER_VERSION; /* version */
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vc->capabilities = V4L2_CAP_TUNER; /* capabilities */
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PDEBUG(DBG_RIO, "%s: VIDIOC_QUERYCAP", __FUNCTION__);
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memset(vc, 0, sizeof(*vc));
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strlcpy(vc->driver, "USBVision", sizeof(vc->driver));
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strlcpy(vc->card, usbvision_device_data[usbvision->DevModel].ModelString,
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sizeof(vc->card));
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strlcpy(vc->bus_info, usbvision->dev->dev.bus_id,
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sizeof(vc->bus_info));
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vc->version = USBVISION_DRIVER_VERSION;
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vc->capabilities = (usbvision->have_tuner ? V4L2_CAP_TUNER : 0);
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PDEBUG(DBG_RIO, "VIDIOC_QUERYCAP");
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return 0;
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}
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case VIDIOC_QUERYCTRL:
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{
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struct v4l2_queryctrl *qc = arg;
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switch(qc->id)
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{
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case V4L2_CID_AUDIO_VOLUME:
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case V4L2_CID_AUDIO_MUTE:
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return v4l2_ctrl_query_fill_std(qc);
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break;
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default:
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return -EINVAL;
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}
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return 0;
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struct v4l2_queryctrl *ctrl = arg;
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int id=ctrl->id;
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memset(ctrl,0,sizeof(*ctrl));
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ctrl->id=id;
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call_i2c_clients(usbvision, cmd, arg);
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PDEBUG(DBG_RIO,"VIDIOC_QUERYCTRL id=%x value=%x",ctrl->id,ctrl->type);
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if (ctrl->type)
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return 0;
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else
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return -EINVAL;
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}
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case VIDIOC_G_CTRL:
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{
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struct v4l2_control *ctrl = arg;
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PDEBUG(DBG_IOCTL, "VIDIOC_G_CTRL id=%x value=%x",ctrl->id,ctrl->value);
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switch(ctrl->id) {
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case V4L2_CID_AUDIO_VOLUME:
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/* ctrl->value = usbvision->volume; */
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break;
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case V4L2_CID_AUDIO_MUTE:
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ctrl->value = usbvision->AudioMute;
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break;
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default:
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return -EINVAL;
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}
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call_i2c_clients(usbvision, VIDIOC_G_CTRL, ctrl);
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PDEBUG(DBG_RIO,"VIDIOC_G_CTRL id=%x value=%x",ctrl->id,ctrl->value);
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return 0;
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}
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case VIDIOC_S_CTRL:
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{
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struct v4l2_control *ctrl = arg;
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call_i2c_clients(usbvision, VIDIOC_S_CTRL, ctrl);
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PDEBUG(DBG_RIO, "%s: VIDIOC_S_CTRL id=%x value=%x", __FUNCTION__,ctrl->id,ctrl->value);
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call_i2c_clients(usbvision, VIDIOC_S_CTRL, ctrl);
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PDEBUG(DBG_RIO, "VIDIOC_S_CTRL id=%x value=%x",ctrl->id,ctrl->value);
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return 0;
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}
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case VIDIOC_G_TUNER:
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{
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struct v4l2_tuner *vt = arg;
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struct v4l2_tuner *t = arg;
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if (!usbvision->have_tuner || vt->index) // Only tuner 0
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if (t->index > 0)
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return -EINVAL;
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strcpy(vt->name, "Radio");
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vt->type = V4L2_TUNER_RADIO;
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vt->capability = V4L2_TUNER_CAP_STEREO;
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// japan: 76.0 MHz - 89.9 MHz
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// western europe: 87.5 MHz - 108.0 MHz
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// russia: 65.0 MHz - 108.0 MHz
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vt->rangelow = (int)(65*16);;
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vt->rangehigh = (int)(108*16);
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vt->audmode = V4L2_TUNER_MODE_STEREO;
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vt->rxsubchans = V4L2_TUNER_SUB_STEREO;
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call_i2c_clients(usbvision,VIDIOC_G_TUNER,&vt);
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PDEBUG(DBG_RIO, "%s: VIDIOC_G_TUNER signal=%d", __FUNCTION__, vt->signal);
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memset(t,0,sizeof(*t));
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strcpy(t->name, "Radio");
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t->type = V4L2_TUNER_RADIO;
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/* Let clients fill in the remainder of this struct */
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call_i2c_clients(usbvision,VIDIOC_G_TUNER,t);
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PDEBUG(DBG_RIO, "VIDIOC_G_TUNER signal=%x, afc=%x",t->signal,t->afc);
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return 0;
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}
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case VIDIOC_S_TUNER:
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{
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struct v4l2_tuner *vt = arg;
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// Only channel 0 has a tuner
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if((vt->index) || (usbvision->channel)) {
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// Only no or one tuner for now
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if (!usbvision->have_tuner || vt->index)
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return -EINVAL;
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}
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PDEBUG(DBG_RIO, "%s: VIDIOC_S_TUNER", __FUNCTION__);
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/* let clients handle this */
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call_i2c_clients(usbvision,VIDIOC_S_TUNER,vt);
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PDEBUG(DBG_RIO, "VIDIOC_S_TUNER");
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return 0;
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}
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case VIDIOC_G_AUDIO:
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{
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struct v4l2_audio *va = arg;
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memset(va,0, sizeof(va));
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va->capability = V4L2_AUDCAP_STEREO;
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strcpy(va->name, "Radio");
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PDEBUG(DBG_IOCTL, "VIDIOC_G_AUDIO");
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struct v4l2_audio *a = arg;
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memset(a,0,sizeof(*a));
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strcpy(a->name,"Radio");
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PDEBUG(DBG_RIO, "VIDIOC_G_AUDIO");
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return 0;
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}
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case VIDIOC_S_AUDIO:
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{
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struct v4l2_audio *v = arg;
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if(v->index) {
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return -EINVAL;
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}
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PDEBUG(DBG_IOCTL, "VIDIOC_S_AUDIO");
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// FIXME: void function ???
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return 0;
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}
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case VIDIOC_S_INPUT:
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case VIDIOC_S_STD:
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return 0;
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case VIDIOC_G_FREQUENCY:
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{
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struct v4l2_frequency *freq = arg;
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freq->tuner = 0; // Only one tuner
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freq->type = V4L2_TUNER_RADIO;
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freq->frequency = usbvision->freq;
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PDEBUG(DBG_RIO, "VIDIOC_G_FREQUENCY freq=0x%X", (unsigned)freq->frequency);
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struct v4l2_frequency *f = arg;
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memset(f,0,sizeof(*f));
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f->type = V4L2_TUNER_RADIO;
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f->frequency = usbvision->freq;
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call_i2c_clients(usbvision, cmd, f);
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PDEBUG(DBG_RIO, "VIDIOC_G_FREQUENCY freq=0x%X", (unsigned)f->frequency);
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return 0;
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}
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case VIDIOC_S_FREQUENCY:
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{
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struct v4l2_frequency *freq = arg;
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usbvision->freq = freq->frequency;
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call_i2c_clients(usbvision, cmd, freq);
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PDEBUG(DBG_RIO, "VIDIOC_S_FREQUENCY freq=0x%X", (unsigned)freq->frequency);
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return 0;
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}
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struct v4l2_frequency *f = arg;
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/***************************
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* V4L1 IOCTLs *
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***************************/
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case VIDIOCGCAP:
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{
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struct video_capability *vc = arg;
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memset(vc, 0, sizeof(struct video_capability));
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strcpy(vc->name,usbvision->vcap.card);
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vc->type = VID_TYPE_TUNER;
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vc->channels = 1;
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vc->audios = 1;
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PDEBUG(DBG_RIO, "%s: VIDIOCGCAP", __FUNCTION__);
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return 0;
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}
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case VIDIOCGTUNER:
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{
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struct video_tuner *vt = arg;
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if((vt->tuner) || (usbvision->channel)) { /* Only tuner 0 */
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if (f->tuner != 0)
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return -EINVAL;
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}
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strcpy(vt->name, "Radio");
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// japan: 76.0 MHz - 89.9 MHz
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// western europe: 87.5 MHz - 108.0 MHz
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// russia: 65.0 MHz - 108.0 MHz
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vt->rangelow=(int)(65*16);
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vt->rangehigh=(int)(108*16);
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vt->flags= 0;
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vt->mode = 0;
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call_i2c_clients(usbvision,cmd,vt);
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PDEBUG(DBG_RIO, "%s: VIDIOCGTUNER signal=%d", __FUNCTION__, vt->signal);
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return 0;
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}
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case VIDIOCSTUNER:
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{
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struct video_tuner *vt = arg;
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usbvision->freq = f->frequency;
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call_i2c_clients(usbvision, cmd, f);
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PDEBUG(DBG_RIO, "VIDIOC_S_FREQUENCY freq=0x%X", (unsigned)f->frequency);
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// Only channel 0 has a tuner
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if((vt->tuner) || (usbvision->channel)) {
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return -EINVAL;
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}
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PDEBUG(DBG_RIO, "%s: VIDIOCSTUNER", __FUNCTION__);
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return 0;
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}
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case VIDIOCGAUDIO:
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{
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struct video_audio *va = arg;
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memset(va,0, sizeof(struct video_audio));
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call_i2c_clients(usbvision, cmd, va);
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va->flags|=VIDEO_AUDIO_MUTABLE;
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va->volume=1;
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va->step=1;
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strcpy(va->name, "Radio");
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PDEBUG(DBG_RIO, "%s: VIDIOCGAUDIO", __FUNCTION__);
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return 0;
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}
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case VIDIOCSAUDIO:
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{
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struct video_audio *va = arg;
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if(va->audio) {
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return -EINVAL;
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}
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if(va->flags & VIDEO_AUDIO_MUTE) {
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if (usbvision_audio_mute(usbvision)) {
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return -EFAULT;
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}
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}
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else {
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if (usbvision_audio_on(usbvision)) {
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return -EFAULT;
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}
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}
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PDEBUG(DBG_RIO, "%s: VIDIOCSAUDIO flags=0x%x)", __FUNCTION__, va->flags);
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return 0;
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}
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case VIDIOCGFREQ:
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{
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unsigned long *freq = arg;
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*freq = usbvision->freq;
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PDEBUG(DBG_RIO, "%s: VIDIOCGFREQ freq = %ld00 kHz", __FUNCTION__, (*freq * 10)>>4);
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return 0;
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}
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case VIDIOCSFREQ:
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{
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unsigned long *freq = arg;
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usbvision->freq = *freq;
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call_i2c_clients(usbvision, cmd, freq);
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PDEBUG(DBG_RIO, "%s: VIDIOCSFREQ freq = %ld00 kHz", __FUNCTION__, (*freq * 10)>>4);
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return 0;
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}
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default:
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@ -5102,7 +5002,7 @@ static int usbvision_vbi_open(struct inode *inode, struct file *file)
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//usbvision->vbi = 1;
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call_i2c_clients(usbvision,AUDC_SET_RADIO,&usbvision->tuner_type);
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freq = 1517; //SWR3 @ 94.8MHz
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call_i2c_clients(usbvision, VIDIOCSFREQ, &freq);
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call_i2c_clients(usbvision, VIDIOC_S_FREQUENCY, &freq);
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usbvision_set_audio(usbvision, USBVISION_AUDIO_RADIO);
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usbvision->user++;
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}
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