Unverified Commit 0b189395 authored by Paul Cercueil's avatar Paul Cercueil Committed by Mark Brown
Browse files

ASoC: codecs/jz4770: Add missing gain control after DAC/ADC mixer 



The capture and playback paths both have a configurable gain after their
respective mixer, which can be set from -31 dB to 0 dB in 32 steps.

Signed-off-by: default avatarPaul Cercueil <paul@crapouillou.net>
Link: https://lore.kernel.org/r/20211125232543.117074-1-paul@crapouillou.net


Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent f670b274

sound/soc/codecs/jz4770.c

+9 −0
Original line number Diff line number Diff line
@@ -307,6 +307,7 @@ static const DECLARE_TLV_DB_MINMAX_MUTE(dac_tlv, -3100, 0); 
static const DECLARE_TLV_DB_SCALE(adc_tlv, 0, 100, 0);

static const DECLARE_TLV_DB_MINMAX(out_tlv, -2500, 600);

static const DECLARE_TLV_DB_SCALE(linein_tlv, -2500, 100, 0);

static const DECLARE_TLV_DB_MINMAX(mixer_tlv, -3100, 0);



/* Unconditional controls. */

static const struct snd_kcontrol_new jz4770_codec_snd_controls[] = {
@@ -319,6 +320,14 @@ static const struct snd_kcontrol_new jz4770_codec_snd_controls[] = { 
	SOC_DOUBLE_R_TLV("Line In Bypass Playback Volume",

			 JZ4770_CODEC_REG_GCR_LIBYL, JZ4770_CODEC_REG_GCR_LIBYR,

			 REG_GCR_GAIN_OFFSET, REG_GCR_GAIN_MAX, 1, linein_tlv),



	SOC_SINGLE_TLV("Mixer Capture Volume",

		       JZ4770_CODEC_REG_GCR_MIXADC,

		       REG_GCR_GAIN_OFFSET, REG_GCR_GAIN_MAX, 1, mixer_tlv),



	SOC_SINGLE_TLV("Mixer Playback Volume",

		       JZ4770_CODEC_REG_GCR_MIXDAC,

		       REG_GCR_GAIN_OFFSET, REG_GCR_GAIN_MAX, 1, mixer_tlv),

};



static const struct snd_kcontrol_new jz4770_codec_pcm_playback_controls[] = {