On Mon, Aug 27, 2018 at 08:58:43AM +1000, Matt Flax wrote:
> The cs4265 uses 32 bit transport on the I2S bus. This patch enables native
> 32 bit mode for machine drivers which use this sound card driver.
>
> Signed-off-by: Matt Flax <flatmax@xxxxxxxxxxx>
> ---
> sound/soc/codecs/cs4265.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/sound/soc/codecs/cs4265.c b/sound/soc/codecs/cs4265.c
> index 15b4ae04..17d7e6f0 100644
> --- a/sound/soc/codecs/cs4265.c
> +++ b/sound/soc/codecs/cs4265.c
> @@ -495,7 +495,8 @@ static int cs4265_set_bias_level(struct snd_soc_component *component,
> SNDRV_PCM_RATE_176400 | SNDRV_PCM_RATE_192000)
>
> #define CS4265_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_U16_LE | \
> - SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_U24_LE)
> + SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_U24_LE | \
> + SNDRV_PCM_FMTBIT_S32_LE | SNDRV_PCM_FMTBIT_U32_LE)
Are you sure this is correct? The datasheet for the part only
says it supports up to 24-bit audio and I thought the defines
SNDRV_PCM_FMTBIT_S24_LE and U24 are expected to have 32-bits
in the slot whilst on the bus.
>
> static const struct snd_soc_dai_ops cs4265_ops = {
> .hw_params = cs4265_pcm_hw_params,
> --
> 2.17.1
Thanks,
Charles
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