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ASoC: cs42l42: Correct definition of ADC Volume control 

The ADC volume is a signed 8-bit number with range -97 to +12,
with -97 being mute. Use a SOC_SINGLE_S8_TLV() to define this
and fix the DECLARE_TLV_DB_SCALE() to have the correct start and
mute flag.

Fixes: 2c394ca796 ("ASoC: Add support for CS42L42 codec")
Signed-off-by: Richard Fitzgerald <rf@opensource.cirrus.com>
Link: https://lore.kernel.org/r/20210729170929.6589-1-rf@opensource.cirrus.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Richard Fitzgerald 2021-07-29 18:09:27 +01:00 committed by Mark Brown
parent 830b69f6c0
commit ee86f680ff
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
1 changed files with 2 additions and 3 deletions
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5
sound/soc/codecs/cs42l42.c
View File

@ -405,7 +405,7 @@ static const struct regmap_config cs42l42_regmap = {
.use_single_write = true,
};
static DECLARE_TLV_DB_SCALE(adc_tlv, -9600, 100, false);
static DECLARE_TLV_DB_SCALE(adc_tlv, -9700, 100, true);
static DECLARE_TLV_DB_SCALE(mixer_tlv, -6300, 100, true);
static const char * const cs42l42_hpf_freq_text[] = {
@ -444,8 +444,7 @@ static const struct snd_kcontrol_new cs42l42_snd_controls[] = {
CS42L42_ADC_INV_SHIFT, true, false),
SOC_SINGLE("ADC Boost Switch", CS42L42_ADC_CTL,
CS42L42_ADC_DIG_BOOST_SHIFT, true, false),
SOC_SINGLE_SX_TLV("ADC Volume", CS42L42_ADC_VOLUME,
CS42L42_ADC_VOL_SHIFT, 0xA0, 0x6C, adc_tlv),
SOC_SINGLE_S8_TLV("ADC Volume", CS42L42_ADC_VOLUME, -97, 12, adc_tlv),
SOC_SINGLE("ADC WNF Switch", CS42L42_ADC_WNF_HPF_CTL,
CS42L42_ADC_WNF_EN_SHIFT, true, false),
SOC_SINGLE("ADC HPF Switch", CS42L42_ADC_WNF_HPF_CTL,