ASoC: twl6040: Simply call snd_soc_put_volsw form the custom code

The ASoC core now have one callback function, which can handle
single, and double register mixer controls.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

sound/soc/codecs/twl6040.c

@@ -746,19 +746,17 @@ static int twl6040_put_volsw(struct snd_kcontrol *kcontrol,
 	struct twl6040_output *out = NULL;
 	struct soc_mixer_control *mc =
 		(struct soc_mixer_control *)kcontrol->private_value;
-	int ret, type_2r;
+	int ret;
 
 	/* For HS and HF we shadow the values and only actually write
 	 * them out when active in order to ensure the amplifier comes on
 	 * as quietly as possible. */
 	switch (mc->reg) {
 	case TWL6040_REG_HSGAIN:
 		out = &twl6040_priv->headset;
-		type_2r = 0;
 		break;
 	case TWL6040_REG_HFLGAIN:
 		out = &twl6040_priv->handsfree;
-		type_2r = 1;
 		break;
 	default:
 		return -EINVAL;
@@ -769,12 +767,7 @@ static int twl6040_put_volsw(struct snd_kcontrol *kcontrol,
 	if (!out->active)
 		return 1;
 
-	/* call the appropriate handler depending on the rreg */
-	if (type_2r)
-		ret = snd_soc_put_volsw_2r(kcontrol, ucontrol);
-	else
-		ret = snd_soc_put_volsw(kcontrol, ucontrol);
-
+	ret = snd_soc_put_volsw(kcontrol, ucontrol);
 	if (ret < 0)
 		return ret;