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ASoC: nau8821: Implement DRC controls

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This patch is support dynamic range compression controls.

Signed-off-by: Seven Lee <wtli@nuvoton.com>
Signed-off-by: Seven Lee <scott6986@gmail.com>
Link: https://lore.kernel.org/r/20230217092523.357142-1-wtli@nuvoton.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Seven Lee 2023-02-17 17:25:23 +08:00 committed by Mark Brown
parent 4c2c935a27
commit cd01b5f090
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
2 changed files with 119 additions and 0 deletions
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96
sound/soc/codecs/nau8821.c
View File

@ -322,12 +322,92 @@ static const struct soc_enum nau8821_dac_oversampl_enum =
SOC_ENUM_SINGLE(NAU8821_R2C_DAC_CTRL1, NAU8821_DAC_OVERSAMPLE_SFT,
ARRAY_SIZE(nau8821_dac_oversampl), nau8821_dac_oversampl);
static const char * const nau8821_adc_drc_noise_gate[] = {
"1:1", "2:1", "4:1", "8:1" };
static const struct soc_enum nau8821_adc_drc_noise_gate_enum =
SOC_ENUM_SINGLE(NAU8821_R38_ADC_DRC_SLOPES, NAU8821_DRC_NG_SLP_ADC_SFT,
ARRAY_SIZE(nau8821_adc_drc_noise_gate),
nau8821_adc_drc_noise_gate);
static const char * const nau8821_adc_drc_expansion_slope[] = {
"1:1", "2:1", "4:1" };
static const struct soc_enum nau8821_adc_drc_expansion_slope_enum =
SOC_ENUM_SINGLE(NAU8821_R38_ADC_DRC_SLOPES, NAU8821_DRC_EXP_SLP_ADC_SFT,
ARRAY_SIZE(nau8821_adc_drc_expansion_slope),
nau8821_adc_drc_expansion_slope);
static const char * const nau8821_adc_drc_lower_region[] = {
"0", "1:2", "1:4", "1:8", "1:16", "", "", "1:1" };
static const struct soc_enum nau8821_adc_drc_lower_region_enum =
SOC_ENUM_SINGLE(NAU8821_R38_ADC_DRC_SLOPES,
NAU8821_DRC_CMP2_SLP_ADC_SFT,
ARRAY_SIZE(nau8821_adc_drc_lower_region),
nau8821_adc_drc_lower_region);
static const char * const nau8821_higher_region[] = {
"0", "1:2", "1:4", "1:8", "1:16", "", "", "1:1" };
static const struct soc_enum nau8821_higher_region_enum =
SOC_ENUM_SINGLE(NAU8821_R38_ADC_DRC_SLOPES,
NAU8821_DRC_CMP1_SLP_ADC_SFT,
ARRAY_SIZE(nau8821_higher_region),
nau8821_higher_region);
static const char * const nau8821_limiter_slope[] = {
"0", "1:2", "1:4", "1:8", "1:16", "1:32", "1:64", "1:1" };
static const struct soc_enum nau8821_limiter_slope_enum =
SOC_ENUM_SINGLE(NAU8821_R38_ADC_DRC_SLOPES,
NAU8821_DRC_LMT_SLP_ADC_SFT, ARRAY_SIZE(nau8821_limiter_slope),
nau8821_limiter_slope);
static const char * const nau8821_detection_attack_time[] = {
"Ts", "3Ts", "7Ts", "15Ts", "31Ts", "63Ts", "127Ts", "255Ts",
"", "511Ts" };
static const struct soc_enum nau8821_detection_attack_time_enum =
SOC_ENUM_SINGLE(NAU8821_R39_ADC_DRC_ATKDCY,
NAU8821_DRC_PK_COEF1_ADC_SFT,
ARRAY_SIZE(nau8821_detection_attack_time),
nau8821_detection_attack_time);
static const char * const nau8821_detection_release_time[] = {
"63Ts", "127Ts", "255Ts", "511Ts", "1023Ts", "2047Ts", "4095Ts",
"8191Ts", "", "16383Ts" };
static const struct soc_enum nau8821_detection_release_time_enum =
SOC_ENUM_SINGLE(NAU8821_R39_ADC_DRC_ATKDCY,
NAU8821_DRC_PK_COEF2_ADC_SFT,
ARRAY_SIZE(nau8821_detection_release_time),
nau8821_detection_release_time);
static const char * const nau8821_attack_time[] = {
"Ts", "3Ts", "7Ts", "15Ts", "31Ts", "63Ts", "127Ts", "255Ts",
"511Ts", "1023Ts", "2047Ts", "4095Ts", "8191Ts" };
static const struct soc_enum nau8821_attack_time_enum =
SOC_ENUM_SINGLE(NAU8821_R39_ADC_DRC_ATKDCY, NAU8821_DRC_ATK_ADC_SFT,
ARRAY_SIZE(nau8821_attack_time), nau8821_attack_time);
static const char * const nau8821_decay_time[] = {
"63Ts", "127Ts", "255Ts", "511Ts", "1023Ts", "2047Ts", "4095Ts",
"8191Ts", "16383Ts", "32757Ts", "65535Ts" };
static const struct soc_enum nau8821_decay_time_enum =
SOC_ENUM_SINGLE(NAU8821_R39_ADC_DRC_ATKDCY, NAU8821_DRC_DCY_ADC_SFT,
ARRAY_SIZE(nau8821_decay_time), nau8821_decay_time);
static const DECLARE_TLV_DB_MINMAX_MUTE(adc_vol_tlv, -6600, 2400);
static const DECLARE_TLV_DB_MINMAX_MUTE(sidetone_vol_tlv, -4200, 0);
static const DECLARE_TLV_DB_MINMAX(hp_vol_tlv, -900, 0);
static const DECLARE_TLV_DB_SCALE(playback_vol_tlv, -6600, 50, 1);
static const DECLARE_TLV_DB_MINMAX(fepga_gain_tlv, -100, 3600);
static const DECLARE_TLV_DB_MINMAX_MUTE(crosstalk_vol_tlv, -7000, 2400);
static const DECLARE_TLV_DB_MINMAX(drc_knee4_tlv, -9800, -3500);
static const DECLARE_TLV_DB_MINMAX(drc_knee3_tlv, -8100, -1800);
static const struct snd_kcontrol_new nau8821_controls[] = {
SOC_DOUBLE_TLV("Mic Volume", NAU8821_R35_ADC_DGAIN_CTRL1,
@ -346,6 +426,22 @@ static const struct snd_kcontrol_new nau8821_controls[] = {
SOC_DOUBLE_TLV("Headphone Crosstalk Volume",
NAU8821_R2F_DAC_DGAIN_CTRL,
0, 8, 0xff, 0, crosstalk_vol_tlv),
SOC_SINGLE_TLV("ADC DRC KNEE4", NAU8821_R37_ADC_DRC_KNEE_IP34,
NAU8821_DRC_KNEE4_IP_ADC_SFT, 0x3f, 1, drc_knee4_tlv),
SOC_SINGLE_TLV("ADC DRC KNEE3", NAU8821_R37_ADC_DRC_KNEE_IP34,
NAU8821_DRC_KNEE3_IP_ADC_SFT, 0x3f, 1, drc_knee3_tlv),
SOC_ENUM("ADC DRC Noise Gate", nau8821_adc_drc_noise_gate_enum),
SOC_ENUM("ADC DRC Expansion Slope", nau8821_adc_drc_expansion_slope_enum),
SOC_ENUM("ADC DRC Lower Region", nau8821_adc_drc_lower_region_enum),
SOC_ENUM("ADC DRC Higher Region", nau8821_higher_region_enum),
SOC_ENUM("ADC DRC Limiter Slope", nau8821_limiter_slope_enum),
SOC_ENUM("ADC DRC Peak Detection Attack Time", nau8821_detection_attack_time_enum),
SOC_ENUM("ADC DRC Peak Detection Release Time", nau8821_detection_release_time_enum),
SOC_ENUM("ADC DRC Attack Time", nau8821_attack_time_enum),
SOC_ENUM("ADC DRC Decay Time", nau8821_decay_time_enum),
SOC_SINGLE("DRC Enable Switch", NAU8821_R36_ADC_DRC_KNEE_IP12,
NAU8821_DRC_ENA_ADC_SFT, 1, 0),
SOC_ENUM("ADC Decimation Rate", nau8821_adc_decimation_enum),
SOC_ENUM("DAC Oversampling Rate", nau8821_dac_oversampl_enum),

23
sound/soc/codecs/nau8821.h
View File

@ -350,6 +350,29 @@
#define NAU8821_ADCL_CH_VOL_SFT 0
#define NAU8821_ADCL_CH_VOL_MASK 0xff
/* ADC_DRC_KNEE_IP12 (0x36) */
#define NAU8821_DRC_ENA_ADC_SFT 15
#define NAU8821_DRC_ENA_ADC_EN (0x1 << NAU8821_DRC_ENA_ADC_SFT)
/* ADC_DRC_KNEE_IP34 (0x37) */
#define NAU8821_DRC_KNEE4_IP_ADC_SFT 8
#define NAU8821_DRC_KNEE4_IP_ADC_MASK (0xff << NAU8821_DRC_KNEE4_IP_ADC_SFT)
#define NAU8821_DRC_KNEE3_IP_ADC_SFT 0
#define NAU8821_DRC_KNEE3_IP_ADC_MASK 0xff
/* ADC_DRC_SLOPES (0x38) */
#define NAU8821_DRC_NG_SLP_ADC_SFT 12
#define NAU8821_DRC_EXP_SLP_ADC_SFT 9
#define NAU8821_DRC_CMP2_SLP_ADC_SFT 6
#define NAU8821_DRC_CMP1_SLP_ADC_SFT 3
#define NAU8821_DRC_LMT_SLP_ADC_SFT 0
/* ADC_DRC_ATKDCY (0x39) */
#define NAU8821_DRC_PK_COEF1_ADC_SFT 12
#define NAU8821_DRC_PK_COEF2_ADC_SFT 8
#define NAU8821_DRC_ATK_ADC_SFT 4
#define NAU8821_DRC_DCY_ADC_SFT 0
/* BIQ1_COF10 (0x4a) */
#define NAU8821_BIQ1_DAC_EN_SFT 3
#define NAU8821_BIQ1_DAC_EN_EN (0x1 << NAU8821_BIQ1_DAC_EN_SFT)