[alsa-devel] [PATCH 3/3] ASoC: omap-mcbsp: make minimum period size larger than FIFO
broonie at opensource.wolfsonmicro.com
Mon Mar 12 13:15:37 CET 2012
On Mon, Mar 12, 2012 at 02:05:55PM +0200, Grazvydas Ignotas wrote:
> On Sun, Mar 11, 2012 at 7:39 PM, Jarkko Nikula <jarkko.nikula at bitmer.com> wrote:
> > I think instead of limiting minimum period size to FIFO size we should
> > find that boundary condition. Like if min buffer > FIFO + 1 period or
> > something like that in order to keep possible to use small periods.
> I was testing some hacks that force runtime->start_threshold to a bit
> above FIFO size with good results, however none of ASoC code ever
> touches it, so I guess it could be considered wrong thing to do, but
> it works with everything I tested so far, including OSS emulation.
That's more due to nothing ever particularly needing it before than due
to it being a bad idea.
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