Add support to output level control for the analog high power output drivers HPOUT and HPCOM.
Signed-off-by: Saravanan Sekar sravanhome@gmail.com ---
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), + };
/*