[alsa-devel] [PATCH 2/3] ASoC: Blackfin: add multi-channel supporting in Blackfin ASoC driver and AD1980 codec driver
broonie at sirena.org.uk
Tue Oct 21 11:49:16 CEST 2008
On Tue, Oct 21, 2008 at 05:48:56PM +0800, Cai, Cliff wrote:
> >From: Takashi Iwai [mailto:tiwai at suse.de]
> >But, CONFIG_SND_MULTICHAN_SUPPORT would change any buffer
> >allocation behavior? I don't find it...
> It will change the ac97 frame size defined in bf5xx-ac97.h,the frame
> size the basic unit of the DMA buffer
So this is purely a restriction in the driver, rather than a property of
the hardware - is there any reason why you can't change the size of
buffer that you allocate at runtime?
More information about the Alsa-devel