Re: [PATCH 3/3 v2] sound/soc/lapis: add platform driver for ML7213IOH I2S
From: Mark Brown
Date: Tue Dec 27 2011 - 12:33:31 EST
On Tue, Dec 27, 2011 at 10:25:25AM +0900, Tomoya MORINAGA wrote:
> 2011/12/26 Mark Brown <broonie@xxxxxxxxxxxxxxxxxxxxxxxxxxx>:
> > So you're just talking about standard underflows if the application
> > can't keep up?
> No. not only underflow but overflow.
> > There's *no* reason for your driver to do anything about
> > this, it's a really basic thing that affects all audio hardware. Just
> > write a driver for the hardware.
> In case driver layer doesn't have the function,
> which part works for the under/overflow ? Application ? or nothing ?
Your driver has to accurately describe what the hardware supports and
then the application layer is responsible for making sure it keeps up
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