diff options
Diffstat (limited to 'drivers/media/radio/radio-aztech.c')
| -rw-r--r-- | drivers/media/radio/radio-aztech.c | 166 |
1 files changed, 114 insertions, 52 deletions
diff --git a/drivers/media/radio/radio-aztech.c b/drivers/media/radio/radio-aztech.c index 95e6322133ee..3ba5fa8cf7e6 100644 --- a/drivers/media/radio/radio-aztech.c +++ b/drivers/media/radio/radio-aztech.c @@ -1,5 +1,6 @@ /* radio-aztech.c - Aztech radio card driver for Linux 2.2 * + * Converted to V4L2 API by Mauro Carvalho Chehab <mchehab@infradead.org> * Adapted to support the Video for Linux API by * Russell Kroll <rkroll@exploits.org>. Based on original tuner code by: * @@ -30,9 +31,30 @@ #include <linux/delay.h> /* udelay */ #include <asm/io.h> /* outb, outb_p */ #include <asm/uaccess.h> /* copy to/from user */ -#include <linux/videodev.h> /* kernel radio structs */ +#include <linux/videodev2.h> /* kernel radio structs */ #include <media/v4l2-common.h> -#include <linux/config.h> /* CONFIG_RADIO_AZTECH_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 = 0xff, + .step = 1, + .default_value = 0xff, + .type = V4L2_CTRL_TYPE_INTEGER, + } +}; /* acceptable ports: 0x350 (JP3 shorted), 0x358 (JP3 open) */ @@ -166,81 +188,121 @@ static int az_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, "Aztech Radio"); + strlcpy(v->driver, "radio-aztech", sizeof (v->driver)); + strlcpy(v->card, "Aztech 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; + + memset(v,0,sizeof(*v)); + strcpy(v->name, "FM"); + v->type = V4L2_TUNER_RADIO; + v->rangelow=(87*16000); v->rangehigh=(108*16000); - v->flags=VIDEO_TUNER_LOW; - v->mode=VIDEO_MODE_AUTO; - v->signal=0xFFFF*az_getsigstr(az); + v->rxsubchans =V4L2_TUNER_SUB_MONO|V4L2_TUNER_SUB_STEREO; + v->capability=V4L2_TUNER_CAP_LOW; if(az_getstereo(az)) - 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=0xFFFF*az_getsigstr(az); + 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 = az->curfreq; + struct v4l2_frequency *f = arg; + + az->curfreq = f->frequency; + az_setfreq(az, az->curfreq); return 0; } - case VIDIOCSFREQ: + case VIDIOC_G_FREQUENCY: { - unsigned long *freq = arg; - az->curfreq = *freq; - az_setfreq(az, az->curfreq); + struct v4l2_frequency *f = arg; + + f->type = V4L2_TUNER_RADIO; + f->frequency = az->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; - if(az->stereo) - v->mode=VIDEO_SOUND_STEREO; - else - v->mode=VIDEO_SOUND_MONO; - v->volume=az->curvol; - v->step=16384; - strcpy(v->name, "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; - az->curvol=v->volume; - - az->stereo=(v->mode&VIDEO_SOUND_STEREO)?1:0; - if(v->flags&VIDEO_AUDIO_MUTE) - az_setvol(az,0); - else - az_setvol(az,az->curvol); - return 0; + struct v4l2_control *ctrl= arg; + + switch (ctrl->id) { + case V4L2_CID_AUDIO_MUTE: + if (az->curvol==0) + ctrl->value=1; + else + ctrl->value=0; + return (0); + case V4L2_CID_AUDIO_VOLUME: + ctrl->value=az->curvol * 6554; + return (0); + } + return -EINVAL; + } + case VIDIOC_S_CTRL: + { + struct v4l2_control *ctrl= arg; + + switch (ctrl->id) { + case V4L2_CID_AUDIO_MUTE: + if (ctrl->value) { + az_setvol(az,0); + } else { + az_setvol(az,az->curvol); + } + return (0); + case V4L2_CID_AUDIO_VOLUME: + az_setvol(az,ctrl->value); + return (0); + } + return -EINVAL; } + default: - return -ENOIOCTLCMD; + return v4l_compat_translate_ioctl(inode,file,cmd,arg, + az_do_ioctl); } } @@ -266,7 +328,7 @@ static struct video_device aztech_radio= .owner = THIS_MODULE, .name = "Aztech radio", .type = VID_TYPE_TUNER, - .hardware = VID_HARDWARE_AZTECH, + .hardware = 0, .fops = &aztech_fops, }; |