BackPup/Linux
1
0 Fork 0
mirror of https://github.com/torvalds/linux.git synced 2026-10-07 05:31:08 -04:00
Code Issues Packages Projects Releases Wiki Activity

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

Browse Source 
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: Paul Cercueil <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Mark Brown <[email protected]>
This commit is contained in:
Paul Cercueil authored and Mark Brown committed 2021-11-26 13:24:30 +00:00
1 parent f670b274f7
commit 0b18939594
1 file changed
+9
Download Patch File Download Diff File Expand all files Collapse all files
sound/soc/codecs/jz4770.c
+9
View File
@@ -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[] = {