[alsa-devel] [PATCH 1/2] ASoC: omap: Add hardware constraint for HDMI and ABE

Peter Ujfalusi peter.ujfalusi at nokia.com
Wed Dec 8 10:11:40 CET 2010

On Tuesday 07 December 2010 10:57:24 Ujfalusi Peter (Nokia-MS/Tampere) wrote:
> On Tuesday 07 December 2010 00:34:44 ext Olaya, Margarita wrote:
> > From: Jorge Eduardo Candelaria <jorge.candelaria at ti.com>
> > 
> > The Audio Backend needs a step size of 24 * 4, while HDMI requires a
> > step size of 32 * 4 bits to align the audio buffer.


> Few things:
> This only applicable for OMAP4, so please make it so that it only applies
> to OMAP4.
> We have the other constraints set in the
> omap-mcbsp.c:omap_mcbsp_dai_startup. I think it would be better to keep
> them in a same place.

One more thing:
Since this is ABE/HDMI specific constraint, I would add this from the 
corresponding codec driver rather than setting this for all McBSP ports 
regardless if it is used with HDMI or not.


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