#include <sound/driver.h>
#include <sound/core.h>
#include <sound/control.h>
+#include <sound/tlv.h>
#include "vxpocket.h"
#define MIC_LEVEL_MIN 0
{
struct vx_core *_chip = snd_kcontrol_chip(kcontrol);
struct snd_vxpocket *chip = (struct snd_vxpocket *)_chip;
- down(&_chip->mixer_mutex);
+ mutex_lock(&_chip->mixer_mutex);
if (chip->mic_level != ucontrol->value.integer.value[0]) {
vx_set_mic_level(_chip, ucontrol->value.integer.value[0]);
chip->mic_level = ucontrol->value.integer.value[0];
- up(&_chip->mixer_mutex);
+ mutex_unlock(&_chip->mixer_mutex);
return 1;
}
- up(&_chip->mixer_mutex);
+ mutex_unlock(&_chip->mixer_mutex);
return 0;
}
+static DECLARE_TLV_DB_SCALE(db_scale_mic, -21, 3, 0);
+
static struct snd_kcontrol_new vx_control_mic_level = {
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+ .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE |
+ SNDRV_CTL_ELEM_ACCESS_TLV_READ),
.name = "Mic Capture Volume",
.info = vx_mic_level_info,
.get = vx_mic_level_get,
.put = vx_mic_level_put,
+ .tlv = { .p = db_scale_mic },
};
/*
{
struct vx_core *_chip = snd_kcontrol_chip(kcontrol);
struct snd_vxpocket *chip = (struct snd_vxpocket *)_chip;
- down(&_chip->mixer_mutex);
+ mutex_lock(&_chip->mixer_mutex);
if (chip->mic_level != ucontrol->value.integer.value[0]) {
vx_set_mic_boost(_chip, ucontrol->value.integer.value[0]);
chip->mic_level = ucontrol->value.integer.value[0];
- up(&_chip->mixer_mutex);
+ mutex_unlock(&_chip->mixer_mutex);
return 1;
}
- up(&_chip->mixer_mutex);
+ mutex_unlock(&_chip->mixer_mutex);
return 0;
}