diff options
| -rw-r--r-- | sound/soc/codecs/ak4642.c | 33 |
1 files changed, 29 insertions, 4 deletions
diff --git a/sound/soc/codecs/ak4642.c b/sound/soc/codecs/ak4642.c index b854eb0e6ad1..004a093547f9 100644 --- a/sound/soc/codecs/ak4642.c +++ b/sound/soc/codecs/ak4642.c @@ -196,8 +196,8 @@ static int ak4642_dai_startup(struct snd_pcm_substream *substream, snd_soc_update_bits(codec, MD_CTL3, BST1, BST1); snd_soc_write(codec, L_IVC, 0x91); /* volume */ snd_soc_write(codec, R_IVC, 0x91); /* volume */ - snd_soc_update_bits(codec, PW_MGMT1, PMVCM | PMMIN | PMDAC, - PMVCM | PMMIN | PMDAC); + snd_soc_update_bits(codec, PW_MGMT1, PMMIN | PMDAC, + PMMIN | PMDAC); snd_soc_update_bits(codec, PW_MGMT2, PMHP_MASK, PMHP); snd_soc_update_bits(codec, PW_MGMT2, HPMTN, HPMTN); } else { @@ -217,8 +217,7 @@ static int ak4642_dai_startup(struct snd_pcm_substream *substream, snd_soc_write(codec, SG_SL1, PMMP | MGAIN0); snd_soc_write(codec, TIMER, ZTM(0x3) | WTM(0x3)); snd_soc_write(codec, ALC_CTL1, ALC | LMTH0); - snd_soc_update_bits(codec, PW_MGMT1, PMVCM | PMADL, - PMVCM | PMADL); + snd_soc_update_bits(codec, PW_MGMT1, PMADL, PMADL); snd_soc_update_bits(codec, PW_MGMT3, PMADR, PMADR); } @@ -376,6 +375,22 @@ static int ak4642_dai_hw_params(struct snd_pcm_substream *substream, return 0; } +static int ak4642_set_bias_level(struct snd_soc_codec *codec, + enum snd_soc_bias_level level) +{ + switch (level) { + case SND_SOC_BIAS_OFF: + snd_soc_write(codec, PW_MGMT1, 0x00); + break; + default: + snd_soc_update_bits(codec, PW_MGMT1, PMVCM, PMVCM); + break; + } + codec->dapm.bias_level = level; + + return 0; +} + static struct snd_soc_dai_ops ak4642_dai_ops = { .startup = ak4642_dai_startup, .shutdown = ak4642_dai_shutdown, @@ -425,12 +440,22 @@ static int ak4642_probe(struct snd_soc_codec *codec) snd_soc_add_controls(codec, ak4642_snd_controls, ARRAY_SIZE(ak4642_snd_controls)); + ak4642_set_bias_level(codec, SND_SOC_BIAS_STANDBY); + + return 0; +} + +static int ak4642_remove(struct snd_soc_codec *codec) +{ + ak4642_set_bias_level(codec, SND_SOC_BIAS_OFF); return 0; } static struct snd_soc_codec_driver soc_codec_dev_ak4642 = { .probe = ak4642_probe, + .remove = ak4642_remove, .resume = ak4642_resume, + .set_bias_level = ak4642_set_bias_level, .reg_cache_size = ARRAY_SIZE(ak4642_reg), .reg_word_size = sizeof(u8), .reg_cache_default = ak4642_reg, |