diff options
Diffstat (limited to 'drivers/media/radio/radio-trust.c')
| -rw-r--r-- | drivers/media/radio/radio-trust.c | 188 |
1 files changed, 131 insertions, 57 deletions
diff --git a/drivers/media/radio/radio-trust.c b/drivers/media/radio/radio-trust.c index 8da4badc22b..bb03ad5a203 100644 --- a/drivers/media/radio/radio-trust.c +++ b/drivers/media/radio/radio-trust.c @@ -12,7 +12,7 @@ * Scott McGrath (smcgrath@twilight.vtc.vsc.edu) * William McGrath (wmcgrath@twilight.vtc.vsc.edu) * - * The basis for this code may be found at http://bigbang.vtc.vsc.edu/fmradio/ + * Converted to V4L2 API by Mauro Carvalho Chehab <mchehab@infradead.org> */ #include <stdarg.h> @@ -21,9 +21,46 @@ #include <linux/ioport.h> #include <asm/io.h> #include <asm/uaccess.h> -#include <linux/videodev.h> +#include <linux/videodev2.h> #include <media/v4l2-common.h> -#include <linux/config.h> /* CONFIG_RADIO_TRUST_PORT */ + +#include <linux/version.h> /* 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 = 2048, + .default_value = 65535, + .type = V4L2_CTRL_TYPE_INTEGER, + },{ + .id = V4L2_CID_AUDIO_BASS, + .name = "Bass", + .minimum = 0, + .maximum = 65535, + .step = 4370, + .default_value = 32768, + .type = V4L2_CTRL_TYPE_INTEGER, + },{ + .id = V4L2_CID_AUDIO_TREBLE, + .name = "Treble", + .minimum = 0, + .maximum = 65535, + .step = 4370, + .default_value = 32768, + .type = V4L2_CTRL_TYPE_INTEGER, + }, +}; /* acceptable ports: 0x350 (JP3 shorted), 0x358 (JP3 open) */ @@ -160,88 +197,125 @@ static int tr_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, "Trust FM Radio"); + strlcpy(v->driver, "radio-trust", sizeof (v->driver)); + strlcpy(v->card, "Trust FM 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; + struct v4l2_tuner *v = arg; - if(v->tuner) /* Only 1 tuner */ + if (v->index > 0) return -EINVAL; - v->rangelow = 87500 * 16; - v->rangehigh = 108000 * 16; - v->flags = VIDEO_TUNER_LOW; - v->mode = VIDEO_MODE_AUTO; + memset(v,0,sizeof(*v)); + strcpy(v->name, "FM"); + v->type = V4L2_TUNER_RADIO; - v->signal = tr_getsigstr(); + v->rangelow=(87.5*16000); + v->rangehigh=(108*16000); + v->rxsubchans =V4L2_TUNER_SUB_MONO|V4L2_TUNER_SUB_STEREO; + v->capability=V4L2_TUNER_CAP_LOW; if(tr_getstereo()) - v->flags |= VIDEO_TUNER_STEREO_ON; - - strcpy(v->name, "FM"); + v->audmode = V4L2_TUNER_MODE_STEREO; + else + v->audmode = V4L2_TUNER_MODE_MONO; + v->signal=tr_getsigstr(); 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; + return 0; } - case VIDIOCGFREQ: + case VIDIOC_S_FREQUENCY: { - unsigned long *freq = arg; - *freq = curfreq; + struct v4l2_frequency *f = arg; + + curfreq = f->frequency; + tr_setfreq(curfreq); return 0; } - case VIDIOCSFREQ: + case VIDIOC_G_FREQUENCY: { - unsigned long *freq = arg; - tr_setfreq(*freq); + struct v4l2_frequency *f = arg; + + f->type = V4L2_TUNER_RADIO; + f->frequency = curfreq; + return 0; } - case VIDIOCGAUDIO: + case VIDIOC_QUERYCTRL: { - struct video_audio *v = arg; - - memset(v,0, sizeof(*v)); - v->flags = VIDEO_AUDIO_MUTABLE | VIDEO_AUDIO_VOLUME | - VIDEO_AUDIO_BASS | VIDEO_AUDIO_TREBLE; - v->mode = curstereo? VIDEO_SOUND_STEREO : VIDEO_SOUND_MONO; - v->volume = curvol * 2048; - v->step = 2048; - v->bass = curbass * 4370; - v->treble = curtreble * 4370; - - strcpy(v->name, "Trust FM Radio"); - return 0; + 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 VIDIOCSAUDIO: + case VIDIOC_G_CTRL: { - struct video_audio *v = arg; - - if(v->audio) - return -EINVAL; - tr_setvol(v->volume); - tr_setbass(v->bass); - tr_settreble(v->treble); - tr_setstereo(v->mode & VIDEO_SOUND_STEREO); - tr_setmute(v->flags & VIDEO_AUDIO_MUTE); - return 0; + struct v4l2_control *ctrl= arg; + + switch (ctrl->id) { + case V4L2_CID_AUDIO_MUTE: + ctrl->value=curmute; + return (0); + case V4L2_CID_AUDIO_VOLUME: + ctrl->value= curvol * 2048; + return (0); + case V4L2_CID_AUDIO_BASS: + ctrl->value= curbass * 4370; + return (0); + case V4L2_CID_AUDIO_TREBLE: + ctrl->value= curtreble * 4370; + return (0); + } + return -EINVAL; } + case VIDIOC_S_CTRL: + { + struct v4l2_control *ctrl= arg; + + switch (ctrl->id) { + case V4L2_CID_AUDIO_MUTE: + tr_setmute(ctrl->value); + return 0; + case V4L2_CID_AUDIO_VOLUME: + tr_setvol(ctrl->value); + return 0; + case V4L2_CID_AUDIO_BASS: + tr_setbass(ctrl->value); + return 0; + case V4L2_CID_AUDIO_TREBLE: + tr_settreble(ctrl->value); + return (0); + } + return -EINVAL; + } + default: - return -ENOIOCTLCMD; + return v4l_compat_translate_ioctl(inode,file,cmd,arg, + tr_do_ioctl); } } @@ -265,7 +339,7 @@ static struct video_device trust_radio= .owner = THIS_MODULE, .name = "Trust FM Radio", .type = VID_TYPE_TUNER, - .hardware = VID_HARDWARE_TRUST, + .hardware = 0, .fops = &trust_fops, }; |