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ASoC: tpa6130a2: Use snd soc volsw functions 

Use snd_soc_{info,get,put}_volsw instead of custom volume functions

Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
[koike: port for upstream]
Signed-off-by: Helen Koike <helen.koike@collabora.co.uk>
[On N900]
Tested-By: Sebastian Reichel <sre@kernel.org>
Reviewed-By: Sebastian Reichel <sre@kernel.org>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Helen Koike 2016-06-20 14:12:31 -03:00 committed by Mark Brown
parent a0d5ff4496
commit e01d700c39
1 changed files with 2 additions and 62 deletions
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64
sound/soc/codecs/tpa6130a2.c
View File

@ -114,64 +114,6 @@ exit:
return ret;
}
static int tpa6130a2_get_volsw(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct soc_mixer_control *mc =
(struct soc_mixer_control *)kcontrol->private_value;
struct tpa6130a2_data *data;
unsigned int reg = mc->reg;
unsigned int shift = mc->shift;
int max = mc->max, val;
unsigned int mask = (1 << fls(max)) - 1;
unsigned int invert = mc->invert;
if (WARN_ON(!tpa6130a2_client))
return -EINVAL;
data = i2c_get_clientdata(tpa6130a2_client);
mutex_lock(&data->mutex);
regmap_read(data->regmap, reg, &val);
ucontrol->value.integer.value[0] = (val >> shift) & mask;
if (invert)
ucontrol->value.integer.value[0] =
max - ucontrol->value.integer.value[0];
mutex_unlock(&data->mutex);
return 0;
}
static int tpa6130a2_put_volsw(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct soc_mixer_control *mc =
(struct soc_mixer_control *)kcontrol->private_value;
struct tpa6130a2_data *data;
unsigned int reg = mc->reg;
unsigned int shift = mc->shift;
int max = mc->max;
unsigned int mask = (1 << fls(max)) - 1;
unsigned int invert = mc->invert;
unsigned int val = (ucontrol->value.integer.value[0] & mask);
bool change;
if (WARN_ON(!tpa6130a2_client))
return -EINVAL;
data = i2c_get_clientdata(tpa6130a2_client);
if (invert)
val = max - val;
mutex_lock(&data->mutex);
regmap_update_bits_check(data->regmap, reg, mask << shift, val << shift,
&change);
mutex_unlock(&data->mutex);
return change;
}
/*
* TPA6130 volume. From -59.5 to 4 dB with increasing step size when going
* down in gain.
@ -190,9 +132,8 @@ static const DECLARE_TLV_DB_RANGE(tpa6130_tlv,
);
static const struct snd_kcontrol_new tpa6130a2_controls[] = {
SOC_SINGLE_EXT_TLV("Headphone Playback Volume",
SOC_SINGLE_TLV("Headphone Playback Volume",
TPA6130A2_REG_VOL_MUTE, 0, 0x3f, 0,
tpa6130a2_get_volsw, tpa6130a2_put_volsw,
tpa6130_tlv),
};
@ -203,9 +144,8 @@ static const DECLARE_TLV_DB_RANGE(tpa6140_tlv,
);
static const struct snd_kcontrol_new tpa6140a2_controls[] = {
SOC_SINGLE_EXT_TLV("Headphone Playback Volume",
SOC_SINGLE_TLV("Headphone Playback Volume",
TPA6130A2_REG_VOL_MUTE, 1, 0x1f, 0,
tpa6130a2_get_volsw, tpa6130a2_put_volsw,
tpa6140_tlv),
};