diff options
Diffstat (limited to 'sound/soc/codecs/tlv320dac33.c')
| -rw-r--r-- | sound/soc/codecs/tlv320dac33.c | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/sound/soc/codecs/tlv320dac33.c b/sound/soc/codecs/tlv320dac33.c index 05a4e9fade4..13d521cfe39 100644 --- a/sound/soc/codecs/tlv320dac33.c +++ b/sound/soc/codecs/tlv320dac33.c @@ -764,6 +764,8 @@ static int dac33_startup(struct snd_pcm_substream *substream, /* Stream started, save the substream pointer */ dac33->substream = substream; + snd_pcm_hw_constraint_msbits(substream->runtime, 0, 32, 24); + return 0; } @@ -803,6 +805,10 @@ static int dac33_hw_params(struct snd_pcm_substream *substream, dac33->fifo_size = DAC33_FIFO_SIZE_16BIT; dac33->burst_rate = CALC_BURST_RATE(dac33->burst_bclkdiv, 32); break; + case SNDRV_PCM_FORMAT_S32_LE: + dac33->fifo_size = DAC33_FIFO_SIZE_24BIT; + dac33->burst_rate = CALC_BURST_RATE(dac33->burst_bclkdiv, 64); + break; default: dev_err(codec->dev, "unsupported format %d\n", params_format(params)); @@ -856,6 +862,9 @@ static int dac33_prepare_chip(struct snd_pcm_substream *substream) aictrl_a |= (DAC33_NCYCL_16 | DAC33_WLEN_16); fifoctrl_a |= DAC33_WIDTH; break; + case SNDRV_PCM_FORMAT_S32_LE: + aictrl_a |= (DAC33_NCYCL_32 | DAC33_WLEN_24); + break; default: dev_err(codec->dev, "unsupported format %d\n", substream->runtime->format); @@ -990,7 +999,10 @@ static int dac33_prepare_chip(struct snd_pcm_substream *substream) dac33_write(codec, DAC33_SER_AUDIOIF_CTRL_C, dac33->burst_bclkdiv); else - dac33_write(codec, DAC33_SER_AUDIOIF_CTRL_C, 32); + if (substream->runtime->format == SNDRV_PCM_FORMAT_S16_LE) + dac33_write(codec, DAC33_SER_AUDIOIF_CTRL_C, 32); + else + dac33_write(codec, DAC33_SER_AUDIOIF_CTRL_C, 16); switch (dac33->fifo_mode) { case DAC33_FIFO_MODE1: @@ -1438,7 +1450,7 @@ static struct snd_soc_codec_driver soc_codec_dev_tlv320dac33 = { #define DAC33_RATES (SNDRV_PCM_RATE_44100 | \ SNDRV_PCM_RATE_48000) -#define DAC33_FORMATS SNDRV_PCM_FMTBIT_S16_LE +#define DAC33_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S32_LE) static struct snd_soc_dai_ops dac33_dai_ops = { .startup = dac33_startup, |