X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=drivers%2Fmedia%2Fradio%2Fradio-gemtek.c;h=730fe16126cb9598610e5821d020ce2f8f78f485;hb=97bf2856c6014879bd04983a3e9dfcdac1e7fe85;hp=47173be97b9fa5dbd74d84e6e5ebce0007393609;hpb=76828883507a47dae78837ab5dec5a5b4513c667;p=linux-2.6.git diff --git a/drivers/media/radio/radio-gemtek.c b/drivers/media/radio/radio-gemtek.c index 47173be97..730fe1612 100644 --- a/drivers/media/radio/radio-gemtek.c +++ b/drivers/media/radio/radio-gemtek.c @@ -6,13 +6,14 @@ * Besides the protocol changes, this is mostly a copy of: * * RadioTrack II driver for Linux radio support (C) 1998 Ben Pfaff - * + * * Based on RadioTrack I/RadioReveal (C) 1997 M. Kirkwood * Converted to new API by Alan Cox * Various bugfixes and enhancements by Russell Kroll * * TODO: Allow for more than one of these foolish entities :-) * + * Converted to V4L2 API by Mauro Carvalho Chehab */ #include /* Modules */ @@ -21,15 +22,37 @@ #include /* udelay */ #include /* outb, outb_p */ #include /* copy to/from user */ -#include /* kernel radio structs */ -#include /* CONFIG_RADIO_GEMTEK_PORT */ +#include /* kernel radio structs */ +#include #include +#include /* for KERNEL_VERSION MACRO */ +#define RADIO_VERSION KERNEL_VERSION(0,0,2) + +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 = 65535, + .step = 65535, + .default_value = 0xff, + .type = V4L2_CTRL_TYPE_INTEGER, + } +}; + #ifndef CONFIG_RADIO_GEMTEK_PORT #define CONFIG_RADIO_GEMTEK_PORT -1 #endif -static int io = CONFIG_RADIO_GEMTEK_PORT; +static int io = CONFIG_RADIO_GEMTEK_PORT; static int radio_nr = -1; static spinlock_t lock; @@ -48,7 +71,7 @@ struct gemtek_device */ static void gemtek_mute(struct gemtek_device *dev) { - if(dev->muted) + if(dev->muted) return; spin_lock(&lock); outb(0x10, io); @@ -94,20 +117,20 @@ static int gemtek_setfreq(struct gemtek_device *dev, unsigned long freq) freq /= 100000; spin_lock(&lock); - + /* 2 start bits */ outb_p(0x03, io); udelay(5); outb_p(0x07, io); udelay(5); - /* 28 frequency bits (lsb first) */ + /* 28 frequency bits (lsb first) */ for (i = 0; i < 14; i++) if (freq & (1 << i)) one(); else zero(); - /* 36 unknown bits */ + /* 36 unknown bits */ for (i = 0; i < 11; i++) zero(); one(); @@ -123,7 +146,7 @@ static int gemtek_setfreq(struct gemtek_device *dev, unsigned long freq) udelay(5); spin_unlock(&lock); - + return 0; } @@ -146,77 +169,122 @@ static int gemtek_do_ioctl(struct inode *inode, struct file *file, switch(cmd) { - case VIDIOCGCAP: + case VIDIOC_QUERYCAP: { - struct video_capability *v = arg; + struct v4l2_capability *v = arg; memset(v,0,sizeof(*v)); - v->type=VID_TYPE_TUNER; - v->channels=1; - v->audios=1; - strcpy(v->name, "GemTek"); + strlcpy(v->driver, "radio-gemtek", sizeof (v->driver)); + strlcpy(v->card, "GemTek", sizeof (v->card)); + sprintf(v->bus_info,"ISA"); + v->version = RADIO_VERSION; + v->capabilities = V4L2_CAP_TUNER; + return 0; } - case VIDIOCGTUNER: + case VIDIOC_G_TUNER: { - struct video_tuner *v = arg; - if(v->tuner) /* Only 1 tuner */ + struct v4l2_tuner *v = arg; + + if (v->index > 0) return -EINVAL; - v->rangelow=87*16000; - v->rangehigh=108*16000; - v->flags=VIDEO_TUNER_LOW; - v->mode=VIDEO_MODE_AUTO; - v->signal=0xFFFF*gemtek_getsigstr(rt); + + memset(v,0,sizeof(*v)); strcpy(v->name, "FM"); + v->type = V4L2_TUNER_RADIO; + + v->rangelow=(87*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*gemtek_getsigstr(rt); + return 0; } - case VIDIOCSTUNER: + case VIDIOC_S_TUNER: { - struct video_tuner *v = arg; - if(v->tuner!=0) + struct v4l2_tuner *v = arg; + + if (v->index > 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: + case VIDIOC_S_FREQUENCY: { - unsigned long *freq = arg; - rt->curfreq = *freq; + struct v4l2_frequency *f = arg; + + rt->curfreq = f->frequency; /* needs to be called twice in order for getsigstr to work */ gemtek_setfreq(rt, rt->curfreq); gemtek_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: + case VIDIOC_G_FREQUENCY: { - struct video_audio *v = arg; - if(v->audio) - return -EINVAL; + struct v4l2_frequency *f = arg; - if(v->flags&VIDEO_AUDIO_MUTE) - gemtek_mute(rt); - else - gemtek_unmute(rt); + 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) { + gemtek_mute(rt); + } else { + gemtek_unmute(rt); + } + return (0); + case V4L2_CID_AUDIO_VOLUME: + if (ctrl->value) { + gemtek_unmute(rt); + } else { + gemtek_mute(rt); + } + return (0); + } + return -EINVAL; + } default: - return -ENOIOCTLCMD; + return v4l_compat_translate_ioctl(inode,file,cmd,arg, + gemtek_do_ioctl); } } @@ -242,7 +310,7 @@ static struct video_device gemtek_radio= .owner = THIS_MODULE, .name = "GemTek radio", .type = VID_TYPE_TUNER, - .hardware = VID_HARDWARE_GEMTEK, + .hardware = 0, .fops = &gemtek_fops, }; @@ -254,14 +322,14 @@ static int __init gemtek_init(void) return -EINVAL; } - if (!request_region(io, 4, "gemtek")) + if (!request_region(io, 4, "gemtek")) { printk(KERN_ERR "gemtek: port 0x%x already in use\n", io); return -EBUSY; } gemtek_radio.priv=&gemtek_unit; - + if(video_register_device(&gemtek_radio, VFL_TYPE_RADIO, radio_nr)==-1) { release_region(io, 4); @@ -274,7 +342,7 @@ static int __init gemtek_init(void) /* this is _maybe_ unnecessary */ outb(0x01, io); - /* mute card - prevents noisy bootups */ + /* mute card - prevents noisy bootups */ gemtek_unit.muted = 0; gemtek_mute(&gemtek_unit);