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* [PATCH 1/3] ASoC: cs42l42: Correct definition of ADC Volume control
@ 2021-07-29 17:09 Richard Fitzgerald
  2021-07-29 17:09 ` [PATCH 2/3] ASoC: cs42l42: Don't allow SND_SOC_DAIFMT_LEFT_J Richard Fitzgerald
                   ` (2 more replies)
  0 siblings, 3 replies; 5+ messages in thread
From: Richard Fitzgerald @ 2021-07-29 17:09 UTC (permalink / raw)
  To: broonie; +Cc: alsa-devel, patches, linux-kernel, Richard Fitzgerald

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: 2c394ca79604 ("ASoC: Add support for CS42L42 codec")
Signed-off-by: Richard Fitzgerald <rf@opensource.cirrus.com>
---
 sound/soc/codecs/cs42l42.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/sound/soc/codecs/cs42l42.c b/sound/soc/codecs/cs42l42.c
index eff013f295be..2fd20511f246 100644
--- a/sound/soc/codecs/cs42l42.c
+++ b/sound/soc/codecs/cs42l42.c
@@ -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,
-- 
2.11.0


^ permalink raw reply	[flat|nested] 5+ messages in thread

end of thread, other threads:[~2021-07-29 19:53 UTC | newest]

Thread overview: 5+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2021-07-29 17:09 [PATCH 1/3] ASoC: cs42l42: Correct definition of ADC Volume control Richard Fitzgerald
2021-07-29 17:09 ` [PATCH 2/3] ASoC: cs42l42: Don't allow SND_SOC_DAIFMT_LEFT_J Richard Fitzgerald
2021-07-29 17:09 ` [PATCH 3/3] ASoC: cs42l42: Fix bclk calculation for mono Richard Fitzgerald
2021-07-29 19:49 ` [PATCH 1/3] ASoC: cs42l42: Correct definition of ADC Volume control Mark Brown
2021-07-29 19:53   ` Mark Brown

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