Unverified Commit 3176f94c authored by Nikita Yushchenko's avatar Nikita Yushchenko Committed by Mark Brown
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ASoC: tlv320aic31xx: Add Volume Soft Stepping control 



Chip supports soft stepping of volume changes and it is enabled by
default.

This patch adds a control for it, so it could be either made slower
(two sample periods per step instead of one), or disabled.

Signed-off-by: default avatarNikita Yushchenko <nikita.yoush@cogentembedded.com>
Link: https://lore.kernel.org/r/20191129132719.11603-1-nikita.yoush@cogentembedded.com


Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent 62d5ae4c

sound/soc/codecs/tlv320aic31xx.c

+8 −0
Original line number Diff line number Diff line
@@ -275,6 +275,12 @@ static const char * const hp_rampup_step_text[] = { 
static SOC_ENUM_SINGLE_DECL(hp_rampup_step_enum, AIC31XX_HPPOP, 1,

	hp_rampup_step_text);



static const char * const vol_soft_step_mode_text[] = {

	"fast", "slow", "disabled" };



static SOC_ENUM_SINGLE_DECL(vol_soft_step_mode_enum, AIC31XX_DACSETUP, 0,

	vol_soft_step_mode_text);



static const DECLARE_TLV_DB_SCALE(dac_vol_tlv, -6350, 50, 0);

static const DECLARE_TLV_DB_SCALE(adc_fgain_tlv, 0, 10, 0);

static const DECLARE_TLV_DB_SCALE(adc_cgain_tlv, -2000, 50, 0);
@@ -306,6 +312,8 @@ static const struct snd_kcontrol_new common31xx_snd_controls[] = { 
	 */

	SOC_ENUM("HP Output Driver Power-On time", hp_poweron_time_enum),

	SOC_ENUM("HP Output Driver Ramp-up step", hp_rampup_step_enum),



	SOC_ENUM("Volume Soft Stepping", vol_soft_step_mode_enum),

};



static const struct snd_kcontrol_new aic31xx_snd_controls[] = {

sound/soc/codecs/tlv320aic31xx.h

+0 −3
Original line number Diff line number Diff line
@@ -218,9 +218,6 @@ struct aic31xx_pdata { 
#define AIC31XX_GPIO1_ADC_MOD_CLK	0x10

#define AIC31XX_GPIO1_SDOUT		0x11



/* AIC31XX_DACSETUP */

#define AIC31XX_SOFTSTEP_MASK		GENMASK(1, 0)



/* AIC31XX_DACMUTE */

#define AIC31XX_DACMUTE_MASK		GENMASK(3, 2)