[PATCH 3/4] ASoC: tpa6130a2: Use snd soc volsw functions

[Helen Koike <helen.koike@xxxxxxxxxxxxxxx>]

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

Signed-off-by: Lars-Peter Clausen <lars@xxxxxxxxxx>
[koike: port for upstream]
Signed-off-by: Helen Koike <helen.koike@xxxxxxxxxxxxxxx>
---
 sound/soc/codecs/tpa6130a2.c | 64 ++------------------------------------------
 1 file changed, 2 insertions(+), 62 deletions(-)

diff --git a/sound/soc/codecs/tpa6130a2.c b/sound/soc/codecs/tpa6130a2.c
index 0be70a4..dc7bfc9 100644
--- a/sound/soc/codecs/tpa6130a2.c
+++ b/sound/soc/codecs/tpa6130a2.c
@@ -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("TPA6130A2 Headphone Playback Volume",
+	SOC_SINGLE_TLV("TPA6130A2 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("TPA6140A2 Headphone Playback Volume",
+	SOC_SINGLE_TLV("TPA6140A2 Headphone Playback Volume",
 		       TPA6130A2_REG_VOL_MUTE, 1, 0x1f, 0,
-		       tpa6130a2_get_volsw, tpa6130a2_put_volsw,
 		       tpa6140_tlv),
 };
 
-- 
1.9.1

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