[alsa-devel] [PATCH 3/3 v2] sound/soc/lapis: add platform driver for ML7213 IOH I2S

[Mark Brown]

On Tue, Dec 27, 2011 at 10:25:25AM +0900, Tomoya MORINAGA wrote:
> 2011/12/26 Mark Brown <broonie at opensource.wolfsonmicro.com>:

> > So you're just talking about standard underflows if the application
> > can't keep up?

> No. not only underflow but overflow.

Same difference.

> > 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
with things.