[alsa-devel] [RFC 01/15] ASoC: rt5677: Remove magic number register writes

Curtis Malainey cujomalainey at chromium.org
Fri Sep 6 21:46:23 CEST 2019


In order to simplify understanding what register values are being
written to the codec for debugging more advanced features (such as
hotwording) it is best to remove magic numbers

Signed-off-by: Curtis Malainey <cujomalainey at chromium.org>
---
 sound/soc/codecs/rt5677.c | 16 +++++++++++-----
 1 file changed, 11 insertions(+), 5 deletions(-)

diff --git a/sound/soc/codecs/rt5677.c b/sound/soc/codecs/rt5677.c
index c779dc3474f9..5b6ca3ced13b 100644
--- a/sound/soc/codecs/rt5677.c
+++ b/sound/soc/codecs/rt5677.c
@@ -691,10 +691,12 @@ static void rt5677_set_dsp_mode(struct snd_soc_component *component, bool on)
 	struct rt5677_priv *rt5677 = snd_soc_component_get_drvdata(component);
 
 	if (on) {
-		regmap_update_bits(rt5677->regmap, RT5677_PWR_DSP1, 0x2, 0x2);
+		regmap_update_bits(rt5677->regmap, RT5677_PWR_DSP1,
+			RT5677_PWR_DSP, RT5677_PWR_DSP);
 		rt5677->is_dsp_mode = true;
 	} else {
-		regmap_update_bits(rt5677->regmap, RT5677_PWR_DSP1, 0x2, 0x0);
+		regmap_update_bits(rt5677->regmap, RT5677_PWR_DSP1,
+			RT5677_PWR_DSP, 0x0);
 		rt5677->is_dsp_mode = false;
 	}
 }
@@ -4466,7 +4468,8 @@ static int rt5677_set_bias_level(struct snd_soc_component *component,
 
 			regmap_update_bits(rt5677->regmap, RT5677_PWR_ANLG1,
 				RT5677_LDO1_SEL_MASK | RT5677_LDO2_SEL_MASK,
-				0x0055);
+				5 << RT5677_LDO1_SEL_SFT |
+				5 << RT5677_LDO2_SEL_SFT);
 			regmap_update_bits(rt5677->regmap,
 				RT5677_PR_BASE + RT5677_BIAS_CUR4,
 				0x0f00, 0x0f00);
@@ -4491,7 +4494,9 @@ static int rt5677_set_bias_level(struct snd_soc_component *component,
 		regmap_update_bits(rt5677->regmap, RT5677_DIG_MISC, 0x1, 0x0);
 		regmap_write(rt5677->regmap, RT5677_PWR_DIG1, 0x0000);
 		regmap_write(rt5677->regmap, RT5677_PWR_DIG2, 0x0000);
-		regmap_write(rt5677->regmap, RT5677_PWR_ANLG1, 0x0022);
+		regmap_write(rt5677->regmap, RT5677_PWR_ANLG1,
+			2 << RT5677_LDO1_SEL_SFT |
+			2 << RT5677_LDO2_SEL_SFT);
 		regmap_write(rt5677->regmap, RT5677_PWR_ANLG2, 0x0000);
 		regmap_update_bits(rt5677->regmap,
 			RT5677_PR_BASE + RT5677_BIAS_CUR4, 0x0f00, 0x0000);
@@ -4719,7 +4724,8 @@ static int rt5677_probe(struct snd_soc_component *component)
 
 	regmap_update_bits(rt5677->regmap, RT5677_DIG_MISC,
 			~RT5677_IRQ_DEBOUNCE_SEL_MASK, 0x0020);
-	regmap_write(rt5677->regmap, RT5677_PWR_DSP2, 0x0c00);
+	regmap_write(rt5677->regmap, RT5677_PWR_DSP2,
+			RT5677_PWR_SLIM_ISO | RT5677_PWR_CORE_ISO);
 
 	for (i = 0; i < RT5677_GPIO_NUM; i++)
 		rt5677_gpio_config(rt5677, i, rt5677->pdata.gpio_config[i]);
-- 
2.23.0.187.g17f5b7556c-goog



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