diff options
Diffstat (limited to 'sound/soc/codecs/cs42l42.c')
| -rw-r--r-- | sound/soc/codecs/cs42l42.c | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/sound/soc/codecs/cs42l42.c b/sound/soc/codecs/cs42l42.c index 0baf98a4236d..bdc7e6bed6ac 100644 --- a/sound/soc/codecs/cs42l42.c +++ b/sound/soc/codecs/cs42l42.c @@ -898,7 +898,10 @@ static int cs42l42_pcm_hw_params(struct snd_pcm_substream *substream, cs42l42->srate = params_rate(params); - if (cs42l42->sclk) { + if (cs42l42->bclk_ratio) { + /* machine driver has set the BCLK/samp-rate ratio */ + bclk = cs42l42->bclk_ratio * params_rate(params); + } else if (cs42l42->sclk) { /* machine driver has set the SCLK */ bclk = cs42l42->sclk; } else { @@ -984,6 +987,17 @@ static int cs42l42_set_sysclk(struct snd_soc_dai *dai, return -EINVAL; } +static int cs42l42_set_bclk_ratio(struct snd_soc_dai *dai, + unsigned int bclk_ratio) +{ + struct snd_soc_component *component = dai->component; + struct cs42l42_private *cs42l42 = snd_soc_component_get_drvdata(component); + + cs42l42->bclk_ratio = bclk_ratio; + + return 0; +} + static int cs42l42_mute_stream(struct snd_soc_dai *dai, int mute, int stream) { struct snd_soc_component *component = dai->component; @@ -1087,6 +1101,7 @@ static const struct snd_soc_dai_ops cs42l42_ops = { .hw_params = cs42l42_pcm_hw_params, .set_fmt = cs42l42_set_dai_fmt, .set_sysclk = cs42l42_set_sysclk, + .set_bclk_ratio = cs42l42_set_bclk_ratio, .mute_stream = cs42l42_mute_stream, }; |