[alsa-devel] ASOC PCM formats
broonie at opensource.wolfsonmicro.com
Mon Jun 9 18:42:08 CEST 2008
On Mon, Jun 09, 2008 at 09:08:18AM -0400, Jon Smirl wrote:
> Isn't the wm9712 an AC97 controller? on pxa..
It's an AC97 codec.
> codec dai = SNDRV_PCM_FMTBIT_S16 | SNDRV_PCM_FMTBIT_S24
> platform_dai = SNDRV_PCM_FMTBIT_S16_LE
I assume you mean the AC97 controller driver here?
> dma driver = SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE |
> I tried copying this. It sends 16 bit sound through the system.
Right; since the AC97 controller driver only offers 16 bit it constrains
the other two.
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