From 3086d6cb0a2ec93f17bc215af3113c54af6080c1 Mon Sep 17 00:00:00 2001 From: Thierry MERLE Date: Mon, 4 Dec 2006 08:31:32 -0300 Subject: [PATCH] V4L/DVB (4933): Usbvision_v4l2: radio interface / tda9887 problem ? - implement the v4l2 radio interface Signed-off-by: Thierry MERLE Signed-off-by: Mauro Carvalho Chehab --- .../media/video/usbvision/usbvision-core.c | 234 +++++------------- 1 file changed, 67 insertions(+), 167 deletions(-) diff --git a/drivers/media/video/usbvision/usbvision-core.c b/drivers/media/video/usbvision/usbvision-core.c index f87bd0afbb..0365c7f939 100644 --- a/drivers/media/video/usbvision/usbvision-core.c +++ b/drivers/media/video/usbvision/usbvision-core.c @@ -4835,220 +4835,120 @@ static int usbvision_do_radio_ioctl(struct inode *inode, struct file *file, return -EIO; switch (cmd) { - /*************************** - * V4L2 IOCTLs * - ***************************/ case VIDIOC_QUERYCAP: { struct v4l2_capability *vc=arg; - memset(vc, 0, sizeof(struct v4l2_capability)); - strcpy(vc->driver,"usbvision radio"); - strcpy(vc->card,usbvision->vcap.card); - strcpy(vc->bus_info,"usb"); - vc->version = USBVISION_DRIVER_VERSION; /* version */ - vc->capabilities = V4L2_CAP_TUNER; /* capabilities */ - PDEBUG(DBG_RIO, "%s: VIDIOC_QUERYCAP", __FUNCTION__); + + memset(vc, 0, sizeof(*vc)); + strlcpy(vc->driver, "USBVision", sizeof(vc->driver)); + strlcpy(vc->card, usbvision_device_data[usbvision->DevModel].ModelString, + sizeof(vc->card)); + strlcpy(vc->bus_info, usbvision->dev->dev.bus_id, + sizeof(vc->bus_info)); + vc->version = USBVISION_DRIVER_VERSION; + vc->capabilities = (usbvision->have_tuner ? V4L2_CAP_TUNER : 0); + PDEBUG(DBG_RIO, "VIDIOC_QUERYCAP"); return 0; } case VIDIOC_QUERYCTRL: { - struct v4l2_queryctrl *qc = arg; - switch(qc->id) - { - case V4L2_CID_AUDIO_VOLUME: - case V4L2_CID_AUDIO_MUTE: - return v4l2_ctrl_query_fill_std(qc); - break; - default: - return -EINVAL; - } - return 0; + struct v4l2_queryctrl *ctrl = arg; + int id=ctrl->id; + + memset(ctrl,0,sizeof(*ctrl)); + ctrl->id=id; + + call_i2c_clients(usbvision, cmd, arg); + PDEBUG(DBG_RIO,"VIDIOC_QUERYCTRL id=%x value=%x",ctrl->id,ctrl->type); + + if (ctrl->type) + return 0; + else + return -EINVAL; + } case VIDIOC_G_CTRL: { struct v4l2_control *ctrl = arg; - PDEBUG(DBG_IOCTL, "VIDIOC_G_CTRL id=%x value=%x",ctrl->id,ctrl->value); - switch(ctrl->id) { - case V4L2_CID_AUDIO_VOLUME: - /* ctrl->value = usbvision->volume; */ - break; - case V4L2_CID_AUDIO_MUTE: - ctrl->value = usbvision->AudioMute; - break; - default: - return -EINVAL; - } + + call_i2c_clients(usbvision, VIDIOC_G_CTRL, ctrl); + PDEBUG(DBG_RIO,"VIDIOC_G_CTRL id=%x value=%x",ctrl->id,ctrl->value); return 0; } case VIDIOC_S_CTRL: { struct v4l2_control *ctrl = arg; - call_i2c_clients(usbvision, VIDIOC_S_CTRL, ctrl); - PDEBUG(DBG_RIO, "%s: VIDIOC_S_CTRL id=%x value=%x", __FUNCTION__,ctrl->id,ctrl->value); + call_i2c_clients(usbvision, VIDIOC_S_CTRL, ctrl); + PDEBUG(DBG_RIO, "VIDIOC_S_CTRL id=%x value=%x",ctrl->id,ctrl->value); return 0; } case VIDIOC_G_TUNER: { - struct v4l2_tuner *vt = arg; + struct v4l2_tuner *t = arg; - if (!usbvision->have_tuner || vt->index) // Only tuner 0 + if (t->index > 0) return -EINVAL; - strcpy(vt->name, "Radio"); - vt->type = V4L2_TUNER_RADIO; - vt->capability = V4L2_TUNER_CAP_STEREO; - // japan: 76.0 MHz - 89.9 MHz - // western europe: 87.5 MHz - 108.0 MHz - // russia: 65.0 MHz - 108.0 MHz - vt->rangelow = (int)(65*16);; - vt->rangehigh = (int)(108*16); - vt->audmode = V4L2_TUNER_MODE_STEREO; - vt->rxsubchans = V4L2_TUNER_SUB_STEREO; - call_i2c_clients(usbvision,VIDIOC_G_TUNER,&vt); - PDEBUG(DBG_RIO, "%s: VIDIOC_G_TUNER signal=%d", __FUNCTION__, vt->signal); + memset(t,0,sizeof(*t)); + strcpy(t->name, "Radio"); + t->type = V4L2_TUNER_RADIO; + + /* Let clients fill in the remainder of this struct */ + call_i2c_clients(usbvision,VIDIOC_G_TUNER,t); + PDEBUG(DBG_RIO, "VIDIOC_G_TUNER signal=%x, afc=%x",t->signal,t->afc); return 0; } case VIDIOC_S_TUNER: { struct v4l2_tuner *vt = arg; - // Only channel 0 has a tuner - if((vt->index) || (usbvision->channel)) { + // Only no or one tuner for now + if (!usbvision->have_tuner || vt->index) return -EINVAL; - } - PDEBUG(DBG_RIO, "%s: VIDIOC_S_TUNER", __FUNCTION__); + /* let clients handle this */ + call_i2c_clients(usbvision,VIDIOC_S_TUNER,vt); + + PDEBUG(DBG_RIO, "VIDIOC_S_TUNER"); return 0; } case VIDIOC_G_AUDIO: { - struct v4l2_audio *va = arg; - memset(va,0, sizeof(va)); - va->capability = V4L2_AUDCAP_STEREO; - strcpy(va->name, "Radio"); - PDEBUG(DBG_IOCTL, "VIDIOC_G_AUDIO"); + struct v4l2_audio *a = arg; + + memset(a,0,sizeof(*a)); + strcpy(a->name,"Radio"); + PDEBUG(DBG_RIO, "VIDIOC_G_AUDIO"); return 0; } case VIDIOC_S_AUDIO: - { - struct v4l2_audio *v = arg; - if(v->index) { - return -EINVAL; - } - PDEBUG(DBG_IOCTL, "VIDIOC_S_AUDIO"); - // FIXME: void function ??? - return 0; - } - case VIDIOC_G_FREQUENCY: - { - struct v4l2_frequency *freq = arg; - freq->tuner = 0; // Only one tuner - freq->type = V4L2_TUNER_RADIO; - freq->frequency = usbvision->freq; - PDEBUG(DBG_RIO, "VIDIOC_G_FREQUENCY freq=0x%X", (unsigned)freq->frequency); - return 0; - } - case VIDIOC_S_FREQUENCY: - { - struct v4l2_frequency *freq = arg; - usbvision->freq = freq->frequency; - call_i2c_clients(usbvision, cmd, freq); - PDEBUG(DBG_RIO, "VIDIOC_S_FREQUENCY freq=0x%X", (unsigned)freq->frequency); - return 0; - } + case VIDIOC_S_INPUT: + case VIDIOC_S_STD: + return 0; - /*************************** - * V4L1 IOCTLs * - ***************************/ - case VIDIOCGCAP: - { - struct video_capability *vc = arg; - - memset(vc, 0, sizeof(struct video_capability)); - strcpy(vc->name,usbvision->vcap.card); - vc->type = VID_TYPE_TUNER; - vc->channels = 1; - vc->audios = 1; - PDEBUG(DBG_RIO, "%s: VIDIOCGCAP", __FUNCTION__); - return 0; - } - case VIDIOCGTUNER: + case VIDIOC_G_FREQUENCY: { - struct video_tuner *vt = arg; + struct v4l2_frequency *f = arg; - if((vt->tuner) || (usbvision->channel)) { /* Only tuner 0 */ - return -EINVAL; - } - strcpy(vt->name, "Radio"); - // japan: 76.0 MHz - 89.9 MHz - // western europe: 87.5 MHz - 108.0 MHz - // russia: 65.0 MHz - 108.0 MHz - vt->rangelow=(int)(65*16); - vt->rangehigh=(int)(108*16); - vt->flags= 0; - vt->mode = 0; - call_i2c_clients(usbvision,cmd,vt); - PDEBUG(DBG_RIO, "%s: VIDIOCGTUNER signal=%d", __FUNCTION__, vt->signal); - return 0; - } - case VIDIOCSTUNER: - { - struct video_tuner *vt = arg; + memset(f,0,sizeof(*f)); - // Only channel 0 has a tuner - if((vt->tuner) || (usbvision->channel)) { - return -EINVAL; - } - PDEBUG(DBG_RIO, "%s: VIDIOCSTUNER", __FUNCTION__); - return 0; - } - case VIDIOCGAUDIO: - { - struct video_audio *va = arg; - memset(va,0, sizeof(struct video_audio)); - call_i2c_clients(usbvision, cmd, va); - va->flags|=VIDEO_AUDIO_MUTABLE; - va->volume=1; - va->step=1; - strcpy(va->name, "Radio"); - PDEBUG(DBG_RIO, "%s: VIDIOCGAUDIO", __FUNCTION__); - return 0; - } - case VIDIOCSAUDIO: - { - struct video_audio *va = arg; - if(va->audio) { - return -EINVAL; - } + f->type = V4L2_TUNER_RADIO; + f->frequency = usbvision->freq; + call_i2c_clients(usbvision, cmd, f); + PDEBUG(DBG_RIO, "VIDIOC_G_FREQUENCY freq=0x%X", (unsigned)f->frequency); - if(va->flags & VIDEO_AUDIO_MUTE) { - if (usbvision_audio_mute(usbvision)) { - return -EFAULT; - } - } - else { - if (usbvision_audio_on(usbvision)) { - return -EFAULT; - } - } - PDEBUG(DBG_RIO, "%s: VIDIOCSAUDIO flags=0x%x)", __FUNCTION__, va->flags); return 0; } - case VIDIOCGFREQ: + case VIDIOC_S_FREQUENCY: { - unsigned long *freq = arg; + struct v4l2_frequency *f = arg; - *freq = usbvision->freq; - PDEBUG(DBG_RIO, "%s: VIDIOCGFREQ freq = %ld00 kHz", __FUNCTION__, (*freq * 10)>>4); - return 0; - } - case VIDIOCSFREQ: - { - unsigned long *freq = arg; + if (f->tuner != 0) + return -EINVAL; + usbvision->freq = f->frequency; + call_i2c_clients(usbvision, cmd, f); + PDEBUG(DBG_RIO, "VIDIOC_S_FREQUENCY freq=0x%X", (unsigned)f->frequency); - usbvision->freq = *freq; - call_i2c_clients(usbvision, cmd, freq); - PDEBUG(DBG_RIO, "%s: VIDIOCSFREQ freq = %ld00 kHz", __FUNCTION__, (*freq * 10)>>4); return 0; } default: @@ -5102,7 +5002,7 @@ static int usbvision_vbi_open(struct inode *inode, struct file *file) //usbvision->vbi = 1; call_i2c_clients(usbvision,AUDC_SET_RADIO,&usbvision->tuner_type); freq = 1517; //SWR3 @ 94.8MHz - call_i2c_clients(usbvision, VIDIOCSFREQ, &freq); + call_i2c_clients(usbvision, VIDIOC_S_FREQUENCY, &freq); usbvision_set_audio(usbvision, USBVISION_AUDIO_RADIO); usbvision->user++; } -- 2.39.5