static int aic31xx_codec_remove(struct snd_soc_codec *codec)
{
struct aic31xx_priv *aic31xx = snd_soc_codec_get_drvdata(codec);
int i;
/* power down chip */
aic31xx_set_bias_level(codec, SND_SOC_BIAS_OFF);
for (i = 0; i < ARRAY_SIZE(aic31xx->supplies); i++)
regulator_unregister_notifier(aic31xx->supplies[i].consumer,
&aic31xx->disable_nb[i].nb);
return 0;
}
static int aic31xx_codec_probe(struct snd_soc_codec *codec)
{
int ret = 0;
struct aic31xx_priv *aic31xx = snd_soc_codec_get_drvdata(codec);
int i;
dev_dbg(aic31xx->dev, "## %s\n", __func__);
aic31xx = snd_soc_codec_get_drvdata(codec);
codec->control_data = aic31xx->regmap;
aic31xx->codec = codec;
ret = snd_soc_codec_set_cache_io(codec, 8, 8, SND_SOC_REGMAP);
if (ret != 0) {
dev_err(codec->dev, "snd_soc_codec_set_cache_io failed %d\n",
ret);
return ret;
}
for (i = 0; i < ARRAY_SIZE(aic31xx->supplies); i++) {
aic31xx->disable_nb[i].nb.notifier_call =
aic31xx_regulator_event;
aic31xx->disable_nb[i].aic31xx = aic31xx;
ret = regulator_register_notifier(aic31xx->supplies[i].consumer,
&aic31xx->disable_nb[i].nb);
if (ret) {
dev_err(codec->dev,
"Failed to request regulator notifier: %d\n",
ret);
return ret;
}
}
/* off, with power on */
aic31xx_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
aic31xx_add_controls(codec);
aic31xx_add_widgets(codec);
return ret;
}
static int aic31xx_resume(struct snd_soc_codec *codec)
{
aic31xx_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
return 0;
}
static int aic31xx_suspend(struct snd_soc_codec *codec)
{
aic31xx_set_bias_level(codec, SND_SOC_BIAS_OFF);
return 0;
}