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Diffstat (limited to 'sound/soc/codecs/tlv320aic3x.c')
-rw-r--r--sound/soc/codecs/tlv320aic3x.c29
1 files changed, 13 insertions, 16 deletions
diff --git a/sound/soc/codecs/tlv320aic3x.c b/sound/soc/codecs/tlv320aic3x.c
index 64f179ee9834..f7c2a575a892 100644
--- a/sound/soc/codecs/tlv320aic3x.c
+++ b/sound/soc/codecs/tlv320aic3x.c
@@ -1121,6 +1121,7 @@ static int aic3x_regulator_event(struct notifier_block *nb,
static int aic3x_set_power(struct snd_soc_codec *codec, int power)
{
struct aic3x_priv *aic3x = snd_soc_codec_get_drvdata(codec);
+ unsigned int pll_c, pll_d;
int ret;
if (power) {
@@ -1138,6 +1139,18 @@ static int aic3x_set_power(struct snd_soc_codec *codec, int power)
/* Sync reg_cache with the hardware */
regcache_cache_only(aic3x->regmap, false);
regcache_sync(aic3x->regmap);
+
+ /* Rewrite paired PLL D registers in case cached sync skipped
+ * writing one of them and thus caused other one also not
+ * being written
+ */
+ pll_c = snd_soc_read(codec, AIC3X_PLL_PROGC_REG);
+ pll_d = snd_soc_read(codec, AIC3X_PLL_PROGD_REG);
+ if (pll_c == aic3x_reg[AIC3X_PLL_PROGC_REG].def ||
+ pll_d == aic3x_reg[AIC3X_PLL_PROGD_REG].def) {
+ snd_soc_write(codec, AIC3X_PLL_PROGC_REG, pll_c);
+ snd_soc_write(codec, AIC3X_PLL_PROGD_REG, pll_d);
+ }
} else {
/*
* Do soft reset to this codec instance in order to clear
@@ -1222,20 +1235,6 @@ static struct snd_soc_dai_driver aic3x_dai = {
.symmetric_rates = 1,
};
-static int aic3x_suspend(struct snd_soc_codec *codec)
-{
- aic3x_set_bias_level(codec, SND_SOC_BIAS_OFF);
-
- return 0;
-}
-
-static int aic3x_resume(struct snd_soc_codec *codec)
-{
- aic3x_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
-
- return 0;
-}
-
static void aic3x_mono_init(struct snd_soc_codec *codec)
{
/* DAC to Mono Line Out default volume and route to Output mixer */
@@ -1429,8 +1428,6 @@ static struct snd_soc_codec_driver soc_codec_dev_aic3x = {
.idle_bias_off = true,
.probe = aic3x_probe,
.remove = aic3x_remove,
- .suspend = aic3x_suspend,
- .resume = aic3x_resume,
.controls = aic3x_snd_controls,
.num_controls = ARRAY_SIZE(aic3x_snd_controls),
.dapm_widgets = aic3x_dapm_widgets,