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V4L/DVB (3253): Add V4L2 commands to tvaudio

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- debug messages changed to be like the other modules
- Add V4L2 commands VIDIOC_S_TUNER, VIDIOC_G_TUNER,
VIDIOC_S_STD and VIDIOC_S_FREQUENCY.

Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@brturbo.com.br>
This commit is contained in:
Hans Verkuil 2006-01-09 15:25:43 -02:00 committed by Mauro Carvalho Chehab
parent f9a91f0899
commit 8a854284d0
1 changed files with 87 additions and 22 deletions
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109
drivers/media/video/tvaudio.c
View file

@ -46,16 +46,18 @@ MODULE_LICENSE("GPL");
#define UNSET (-1U)
#define tvaudio_info(fmt, arg...) do {\
printk(KERN_INFO "tvaudio %d-%04x: " fmt, \
chip->c.adapter->nr, chip->c.addr , ##arg); } while (0)
#define tvaudio_warn(fmt, arg...) do {\
printk(KERN_WARNING "tvaudio %d-%04x: " fmt, \
chip->c.adapter->nr, chip->c.addr , ##arg); } while (0)
#define tvaudio_dbg(fmt, arg...) do {\
if (debug) \
printk(KERN_INFO "tvaudio %d-%04x: " fmt, \
chip->c.adapter->nr, chip->c.addr , ##arg); } while (0)
#define tvaudio_info(fmt, arg...) do { \
printk(KERN_INFO "%s %d-%04x: " fmt, chip->c.driver->name, \
i2c_adapter_id(chip->c.adapter), chip->c.addr , ## arg); } while (0)
#define tvaudio_warn(fmt, arg...) do { \
printk(KERN_WARNING "%s %d-%04x: " fmt, chip->c.driver->name, \
i2c_adapter_id(chip->c.adapter), chip->c.addr , ## arg); } while (0)
#define tvaudio_dbg(fmt, arg...) \
do { \
if (debug) \
printk(KERN_INFO "%s debug %d-%04x: " fmt, chip->c.driver->name, \
i2c_adapter_id(chip->c.adapter), chip->c.addr , ## arg); \
} while (0)
/* ---------------------------------------------------------------------- */
/* our structs */
@ -131,7 +133,7 @@ struct CHIPSTATE {
/* current settings */
__u16 left,right,treble,bass,mode;
int prevmode;
int norm;
int radio;
/* thread */
pid_t tpid;
@ -142,8 +144,6 @@ struct CHIPSTATE {
int watch_stereo;
};
#define VIDEO_MODE_RADIO 16 /* norm magic for radio mode */
/* ---------------------------------------------------------------------- */
/* i2c addresses */
@ -301,7 +301,7 @@ static int chip_thread(void *data)
tvaudio_dbg("%s: thread wakeup\n", chip->c.name);
/* don't do anything for radio or if mode != auto */
if (chip->norm == VIDEO_MODE_RADIO || chip->mode != 0)
if (chip->radio || chip->mode != 0)
continue;
/* have a look what's going on */
@ -1608,7 +1608,7 @@ static int chip_command(struct i2c_client *client,
break;
case AUDC_SET_RADIO:
chip->norm = VIDEO_MODE_RADIO;
chip->radio = 1;
chip->watch_stereo = 0;
/* del_timer(&chip->wt); */
break;
@ -1634,7 +1634,7 @@ static int chip_command(struct i2c_client *client,
va->bass = chip->bass;
va->treble = chip->treble;
}
if (chip->norm != VIDEO_MODE_RADIO) {
if (!chip->radio) {
if (desc->getmode)
va->mode = desc->getmode(chip);
else
@ -1669,15 +1669,80 @@ static int chip_command(struct i2c_client *client,
}
break;
}
case VIDIOCSCHAN:
{
struct video_channel *vc = arg;
chip->norm = vc->norm;
case VIDIOC_S_TUNER:
{
struct v4l2_tuner *vt = arg;
int mode = 0;
switch (vt->audmode) {
case V4L2_TUNER_MODE_MONO:
mode = VIDEO_SOUND_MONO;
break;
case V4L2_TUNER_MODE_STEREO:
mode = VIDEO_SOUND_STEREO;
break;
case V4L2_TUNER_MODE_LANG1:
mode = VIDEO_SOUND_LANG1;
break;
case V4L2_TUNER_MODE_LANG2:
mode = VIDEO_SOUND_LANG2;
break;
default:
break;
}
if (desc->setmode && mode) {
chip->watch_stereo = 0;
/* del_timer(&chip->wt); */
chip->mode = mode;
desc->setmode(chip, mode);
}
break;
}
case VIDIOCSFREQ:
case VIDIOC_G_TUNER:
{
struct v4l2_tuner *vt = arg;
int mode = VIDEO_SOUND_MONO;
vt->audmode = 0;
vt->rxsubchans = 0;
vt->capability = V4L2_TUNER_CAP_STEREO |
V4L2_TUNER_CAP_LANG1 | V4L2_TUNER_CAP_LANG2;
if (chip->radio)
break;
if (desc->getmode)
mode = desc->getmode(chip);
if (mode & VIDEO_SOUND_MONO)
vt->rxsubchans |= V4L2_TUNER_SUB_MONO;
if (mode & VIDEO_SOUND_STEREO)
vt->rxsubchans |= V4L2_TUNER_SUB_STEREO;
if (mode & VIDEO_SOUND_LANG1)
vt->rxsubchans |= V4L2_TUNER_SUB_LANG1 |
V4L2_TUNER_SUB_LANG2;
mode = chip->mode;
if (mode & VIDEO_SOUND_MONO)
vt->audmode = V4L2_TUNER_MODE_MONO;
if (mode & VIDEO_SOUND_STEREO)
vt->audmode = V4L2_TUNER_MODE_STEREO;
if (mode & VIDEO_SOUND_LANG1)
vt->audmode = V4L2_TUNER_MODE_LANG1;
if (mode & VIDEO_SOUND_LANG2)
vt->audmode = V4L2_TUNER_MODE_LANG2;
break;
}
case VIDIOCSCHAN:
case VIDIOC_S_STD:
chip->radio = 0;
break;
case VIDIOCSFREQ:
case VIDIOC_S_FREQUENCY:
chip->mode = 0; /* automatic */
if (desc->checkmode) {
desc->setmode(chip,VIDEO_SOUND_MONO);
@ -1686,7 +1751,7 @@ static int chip_command(struct i2c_client *client,
mod_timer(&chip->wt, jiffies+2*HZ);
/* the thread will call checkmode() later */
}
}
break;
}
return 0;
}