diff options
Diffstat (limited to 'sound/soc/codecs/cs42xx8.c')
| -rw-r--r-- | sound/soc/codecs/cs42xx8.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/sound/soc/codecs/cs42xx8.c b/sound/soc/codecs/cs42xx8.c index d562e1b9a5d1..1179101b2b05 100644 --- a/sound/soc/codecs/cs42xx8.c +++ b/sound/soc/codecs/cs42xx8.c @@ -44,6 +44,7 @@ struct cs42xx8_priv { bool slave_mode; unsigned long sysclk; + u32 tx_channels; }; /* -127.5dB to 0dB with step of 0.5dB */ @@ -257,6 +258,9 @@ static int cs42xx8_hw_params(struct snd_pcm_substream *substream, u32 ratio = cs42xx8->sysclk / params_rate(params); u32 i, fm, val, mask; + if (tx) + cs42xx8->tx_channels = params_channels(params); + for (i = 0; i < ARRAY_SIZE(cs42xx8_ratios); i++) { if (cs42xx8_ratios[i].ratio == ratio) break; @@ -283,9 +287,11 @@ static int cs42xx8_digital_mute(struct snd_soc_dai *dai, int mute) { struct snd_soc_codec *codec = dai->codec; struct cs42xx8_priv *cs42xx8 = snd_soc_codec_get_drvdata(codec); + u8 dac_unmute = cs42xx8->tx_channels ? + ~((0x1 << cs42xx8->tx_channels) - 1) : 0; - regmap_update_bits(cs42xx8->regmap, CS42XX8_DACMUTE, - CS42XX8_DACMUTE_ALL, mute ? CS42XX8_DACMUTE_ALL : 0); + regmap_write(cs42xx8->regmap, CS42XX8_DACMUTE, + mute ? CS42XX8_DACMUTE_ALL : dac_unmute); return 0; } |