Commit 0593d461 authored by Kalle Kankare's avatar Kalle Kankare Committed by Mark Brown
Browse files

sgtl5000: add Lineout volume control 



This controls the volume for the line out pins of SGTL5000.

Signed-off-by: default avatarFabien Lahoudere <fabien.lahoudere@collabora.co.uk>
Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent 8419caa7

sound/soc/codecs/sgtl5000.c

+10 −0
Original line number Diff line number Diff line
@@ -385,6 +385,9 @@ static const DECLARE_TLV_DB_RANGE(mic_gain_tlv, 
/* tlv for hp volume, -51.5db to 12.0db, step .5db */

static const DECLARE_TLV_DB_SCALE(headphone_volume, -5150, 50, 0);



/* tlv for lineout volume, 31 steps of .5db each */

static const DECLARE_TLV_DB_SCALE(lineout_volume, -1550, 50, 0);



static const struct snd_kcontrol_new sgtl5000_snd_controls[] = {

	/* SOC_DOUBLE_S8_TLV with invert */

	{
@@ -413,6 +416,13 @@ static const struct snd_kcontrol_new sgtl5000_snd_controls[] = { 


	SOC_SINGLE_TLV("Mic Volume", SGTL5000_CHIP_MIC_CTRL,

			0, 3, 0, mic_gain_tlv),



	SOC_DOUBLE_TLV("Lineout Playback Volume",

			SGTL5000_CHIP_LINE_OUT_VOL,

			SGTL5000_LINE_OUT_VOL_LEFT_SHIFT,

			SGTL5000_LINE_OUT_VOL_RIGHT_SHIFT,

			0x1f, 1,

			lineout_volume),

};



/* mute the codec used by alsa core */