Re: [PATCH] ASoC: rt5651: use msleep for large delays

From: Nicholas Mc Guire
Date: Wed Jan 11 2017 - 07:02:12 EST


On Wed, Jan 11, 2017 at 03:55:49AM -0800, Joe Perches wrote:
> On Wed, 2017-01-11 at 12:49 +0100, Nicholas Mc Guire wrote:
> > ulseep_range() uses hrtimers and provides no advantage over msleep()
> > for larger delays. Fix up the 75/85ms delays here to use msleep() and
> > reduce the load on the hrtimer subsystem.
>
> If this is useful, why not convert all the large value
> usleep_range uses in sound/soc/ ?
>
thats what Im currently doing - just that it cant be done fully
automatic as it may be justified in some cases - so it needs a
case-by-case review.

And its not only in sound/soc/ its quite a bit in drivers/ as
well.

thx!
hofrat