X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=drivers%2Fmedia%2Fradio%2Fradio-typhoon.c;h=4a72b4d4e62a70b7c174e6cdac0252f96d84e33a;hb=refs%2Fheads%2Fvserver;hp=8ac9a8ef909441e98171dbb4b4f4e65d5c16b749;hpb=76828883507a47dae78837ab5dec5a5b4513c667;p=linux-2.6.git diff --git a/drivers/media/radio/radio-typhoon.c b/drivers/media/radio/radio-typhoon.c index 8ac9a8ef9..4a72b4d4e 100644 --- a/drivers/media/radio/radio-typhoon.c +++ b/drivers/media/radio/radio-typhoon.c @@ -27,6 +27,8 @@ * value where I do expect just noise and turn the speaker volume down. * The frequency change is necessary since the card never seems to be * completely silent. + * + * Converted to V4L2 API by Mauro Carvalho Chehab */ #include /* Modules */ @@ -35,10 +37,32 @@ #include /* radio card status report */ #include /* outb, outb_p */ #include /* copy to/from user */ -#include /* kernel radio structs */ -#include /* CONFIG_RADIO_TYPHOON_* */ +#include /* kernel radio structs */ +#include + +#include /* for KERNEL_VERSION MACRO */ +#define RADIO_VERSION KERNEL_VERSION(0,1,1) +#define BANNER "Typhoon Radio Card driver v0.1.1\n" + +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 = 1<<14, + .default_value = 0xff, + .type = V4L2_CTRL_TYPE_INTEGER, + } +}; -#define BANNER "Typhoon Radio Card driver v0.1\n" #ifndef CONFIG_RADIO_TYPHOON_PORT #define CONFIG_RADIO_TYPHOON_PORT -1 @@ -59,7 +83,7 @@ struct typhoon_device { int muted; unsigned long curfreq; unsigned long mutefreq; - struct semaphore lock; + struct mutex lock; }; static void typhoon_setvol_generic(struct typhoon_device *dev, int vol); @@ -77,12 +101,12 @@ static int typhoon_get_info(char *buf, char **start, off_t offset, int len); static void typhoon_setvol_generic(struct typhoon_device *dev, int vol) { - down(&dev->lock); + mutex_lock(&dev->lock); vol >>= 14; /* Map 16 bit to 2 bit */ vol &= 3; outb_p(vol / 2, dev->iobase); /* Set the volume, high bit. */ outb_p(vol % 2, dev->iobase + 2); /* Set the volume, low bit. */ - up(&dev->lock); + mutex_unlock(&dev->lock); } static int typhoon_setfreq_generic(struct typhoon_device *dev, @@ -102,7 +126,7 @@ static int typhoon_setfreq_generic(struct typhoon_device *dev, * */ - down(&dev->lock); + mutex_lock(&dev->lock); x = frequency / 160; outval = (x * x + 2500) / 5000; outval = (outval * x + 5000) / 10000; @@ -112,7 +136,7 @@ static int typhoon_setfreq_generic(struct typhoon_device *dev, outb_p((outval >> 8) & 0x01, dev->iobase + 4); outb_p(outval >> 9, dev->iobase + 6); outb_p(outval & 0xff, dev->iobase + 8); - up(&dev->lock); + mutex_unlock(&dev->lock); return 0; } @@ -170,76 +194,114 @@ static int typhoon_do_ioctl(struct inode *inode, struct file *file, struct typhoon_device *typhoon = dev->priv; 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, "Typhoon Radio"); + strlcpy(v->driver, "radio-typhoon", sizeof (v->driver)); + strlcpy(v->card, "Typhoon Radio", 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 = 875 * 1600; - v->rangehigh = 1080 * 1600; - v->flags = VIDEO_TUNER_LOW; - v->mode = VIDEO_MODE_AUTO; - v->signal = 0xFFFF; /* We can't get the signal strength */ + + memset(v,0,sizeof(*v)); strcpy(v->name, "FM"); + v->type = V4L2_TUNER_RADIO; + + v->rangelow=(87.5*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; /* We can't get the signal strength */ + 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 = typhoon->curfreq; - return 0; - } - case VIDIOCSFREQ: - { - unsigned long *freq = arg; - typhoon->curfreq = *freq; - typhoon_setfreq(typhoon, typhoon->curfreq); - return 0; - } - case VIDIOCGAUDIO: + case VIDIOC_S_FREQUENCY: { - struct video_audio *v = arg; - memset(v, 0, sizeof(*v)); - v->flags |= VIDEO_AUDIO_MUTABLE | VIDEO_AUDIO_VOLUME; - v->mode |= VIDEO_SOUND_MONO; - v->volume = typhoon->curvol; - v->step = 1 << 14; - strcpy(v->name, "Typhoon Radio"); + struct v4l2_frequency *f = arg; + + typhoon->curfreq = f->frequency; + typhoon_setfreq(typhoon, typhoon->curfreq); return 0; } - case VIDIOCSAUDIO: + case VIDIOC_G_FREQUENCY: { - struct video_audio *v = arg; - if (v->audio) - return -EINVAL; - if (v->flags & VIDEO_AUDIO_MUTE) - typhoon_mute(typhoon); - else - typhoon_unmute(typhoon); - if (v->flags & VIDEO_AUDIO_VOLUME) - typhoon_setvol(typhoon, v->volume); + struct v4l2_frequency *f = arg; + + f->type = V4L2_TUNER_RADIO; + f->frequency = typhoon->curfreq; + return 0; } - default: - return -ENOIOCTLCMD; + 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=typhoon->muted; + return (0); + case V4L2_CID_AUDIO_VOLUME: + ctrl->value=typhoon->curvol; + return (0); + } + return -EINVAL; + } + case VIDIOC_S_CTRL: + { + struct v4l2_control *ctrl= arg; + + switch (ctrl->id) { + case V4L2_CID_AUDIO_MUTE: + if (ctrl->value) { + typhoon_mute(typhoon); + } else { + typhoon_unmute(typhoon); + } + return (0); + case V4L2_CID_AUDIO_VOLUME: + typhoon_setvol(typhoon, ctrl->value); + return (0); + } + return -EINVAL; + } + + default: + return v4l_compat_translate_ioctl(inode,file,cmd,arg, + typhoon_do_ioctl); } } @@ -270,7 +332,7 @@ static struct video_device typhoon_radio = .owner = THIS_MODULE, .name = "Typhoon Radio", .type = VID_TYPE_TUNER, - .hardware = VID_HARDWARE_TYPHOON, + .hardware = 0, .fops = &typhoon_fops, }; @@ -337,7 +399,7 @@ static int __init typhoon_init(void) #endif /* MODULE */ printk(KERN_INFO BANNER); - init_MUTEX(&typhoon_unit.lock); + mutex_init(&typhoon_unit.lock); io = typhoon_unit.iobase; if (!request_region(io, 8, "typhoon")) { printk(KERN_ERR "radio-typhoon: port 0x%x already in use\n", @@ -361,8 +423,8 @@ static int __init typhoon_init(void) #ifdef CONFIG_RADIO_TYPHOON_PROC_FS if (!create_proc_info_entry("driver/radio-typhoon", 0, NULL, - typhoon_get_info)) - printk(KERN_ERR "radio-typhoon: registering /proc/driver/radio-typhoon failed\n"); + typhoon_get_info)) + printk(KERN_ERR "radio-typhoon: registering /proc/driver/radio-typhoon failed\n"); #endif return 0;