diff options
| -rw-r--r-- | sound/soc/codecs/sgtl5000.c | 35 |
1 files changed, 24 insertions, 11 deletions
diff --git a/sound/soc/codecs/sgtl5000.c b/sound/soc/codecs/sgtl5000.c index 8cf6761b66b6..00fa1c5612c4 100644 --- a/sound/soc/codecs/sgtl5000.c +++ b/sound/soc/codecs/sgtl5000.c @@ -105,9 +105,6 @@ static int mic_bias_event(struct snd_soc_dapm_widget *w, snd_soc_update_bits(w->codec, SGTL5000_CHIP_MIC_CTRL, SGTL5000_BIAS_R_MASK, SGTL5000_BIAS_R_4k << SGTL5000_BIAS_R_SHIFT); - - snd_soc_update_bits(w->codec, SGTL5000_CHIP_ANA_POWER, - SGTL5000_VAG_POWERUP, SGTL5000_VAG_POWERUP); break; case SND_SOC_DAPM_PRE_PMD: @@ -118,9 +115,6 @@ static int mic_bias_event(struct snd_soc_dapm_widget *w, snd_soc_update_bits(w->codec, SGTL5000_CHIP_MIC_CTRL, SGTL5000_BIAS_R_MASK, SGTL5000_BIAS_R_off << SGTL5000_BIAS_R_SHIFT); - - snd_soc_update_bits(w->codec, SGTL5000_CHIP_ANA_POWER, - SGTL5000_VAG_POWERUP, 0); break; } return 0; @@ -136,14 +130,9 @@ static int small_pop_event(struct snd_soc_dapm_widget *w, { switch (event) { case SND_SOC_DAPM_PRE_PMU: - snd_soc_update_bits(w->codec, SGTL5000_CHIP_ANA_POWER, - SGTL5000_VAG_POWERUP, SGTL5000_VAG_POWERUP); break; case SND_SOC_DAPM_PRE_PMD: - snd_soc_update_bits(w->codec, SGTL5000_CHIP_ANA_POWER, - SGTL5000_VAG_POWERUP, 0); - msleep(400); break; default: break; @@ -1098,9 +1087,24 @@ static int sgtl5000_set_bias_level(struct snd_soc_codec *codec, int ret; struct sgtl5000_priv *sgtl5000 = snd_soc_codec_get_drvdata(codec); + if (codec->dapm.bias_level == level) + return 0; + switch (level) { case SND_SOC_BIAS_ON: + + ret = snd_soc_update_bits(codec, SGTL5000_CHIP_ANA_POWER, + SGTL5000_VAG_POWERUP, SGTL5000_VAG_POWERUP); + if (ret) + msleep(400); + break; + case SND_SOC_BIAS_PREPARE: + ret = snd_soc_update_bits(codec, SGTL5000_CHIP_ANA_POWER, + SGTL5000_VAG_POWERUP, 0); + if (ret) + msleep(600); + break; case SND_SOC_BIAS_STANDBY: if (codec->dapm.bias_level == SND_SOC_BIAS_OFF) { @@ -1112,8 +1116,17 @@ static int sgtl5000_set_bias_level(struct snd_soc_codec *codec, udelay(10); } + ret = snd_soc_update_bits(codec, SGTL5000_CHIP_ANA_POWER, + SGTL5000_VAG_POWERUP, 0); + if (ret) + msleep(600); break; case SND_SOC_BIAS_OFF: + ret = snd_soc_update_bits(codec, SGTL5000_CHIP_ANA_POWER, + SGTL5000_VAG_POWERUP, 0); + if (ret) + msleep(600); + regulator_bulk_disable(ARRAY_SIZE(sgtl5000->supplies), sgtl5000->supplies); break; |