Add support to output level control for the analog high power output
drivers HPOUT and HPCOM.
Signed-off-by: Saravanan Sekar <sravanhome@xxxxxxxxx>
---
Notes:
Notes:
Changes in V4:
-Added separate mono playback volume control
-grouped volume controls with corresponding switch
Changes in V3:
-Fixed compilation error
Changes in V2:
- Removed power control as it is handled by DAPM
- Added level control for left channel
sound/soc/codecs/tlv320aic3x.c | 14 +++++++++++++-
1 file changed, 13 insertions(+), 1 deletion(-)
diff --git a/sound/soc/codecs/tlv320aic3x.c b/sound/soc/codecs/tlv320aic3x.c
index 516d17cb2182..599e4ed3850b 100644
--- a/sound/soc/codecs/tlv320aic3x.c
+++ b/sound/soc/codecs/tlv320aic3x.c
@@ -324,6 +324,9 @@ static DECLARE_TLV_DB_SCALE(adc_tlv, 0, 50, 0);
*/
static DECLARE_TLV_DB_SCALE(output_stage_tlv, -5900, 50, 1);
+/* Output volumes. From 0 to 9 dB in 1 dB steps */
+static const DECLARE_TLV_DB_SCALE(out_tlv, 0, 100, 0);
+
static const struct snd_kcontrol_new aic3x_snd_controls[] = {
/* Output */
SOC_DOUBLE_R_TLV("PCM Playback Volume",
@@ -386,11 +389,17 @@ static const struct snd_kcontrol_new aic3x_snd_controls[] = {
DACL1_2_HPLCOM_VOL, DACR1_2_HPRCOM_VOL,
0, 118, 1, output_stage_tlv),
- /* Output pin mute controls */
+ /* Output pin controls */
+ SOC_DOUBLE_R_TLV("Line Playback Volume", LLOPM_CTRL, RLOPM_CTRL, 4,
+ 9, 0, out_tlv),
SOC_DOUBLE_R("Line Playback Switch", LLOPM_CTRL, RLOPM_CTRL, 3,
0x01, 0),
+ SOC_DOUBLE_R_TLV("HP Playback Volume", HPLOUT_CTRL, HPROUT_CTRL, 4,
+ 9, 0, out_tlv),
SOC_DOUBLE_R("HP Playback Switch", HPLOUT_CTRL, HPROUT_CTRL, 3,
0x01, 0),
+ SOC_DOUBLE_R_TLV("HPCOM Playback Volume", HPLCOM_CTRL, HPRCOM_CTRL,
+ 4, 9, 0, out_tlv),
SOC_DOUBLE_R("HPCOM Playback Switch", HPLCOM_CTRL, HPRCOM_CTRL, 3,
0x01, 0),
@@ -472,6 +481,9 @@ static const struct snd_kcontrol_new aic3x_mono_controls[] = {
0, 118, 1, output_stage_tlv),
SOC_SINGLE("Mono Playback Switch", MONOLOPM_CTRL, 3, 0x01, 0),
+ SOC_SINGLE_TLV("Mono Playback Volume", MONOLOPM_CTRL, 4, 9, 0,
+ out_tlv),
+
};
/*
--
2.17.1
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