[alsa-devel] [PATCH BAT V1 0/7] BAT: Add Basic Audio Tester command line tool

[Mark Brown]

On Thu, Sep 17, 2015 at 06:29:58AM -0700, Caleb Crome wrote:

> > Yes, PM suspend and resume of device. We have some scripts (to be
> > upstreamed later) that would play audio, suspend the device, resume the
> > device and then retest the audio.

> That seems particularly likely to result in multiple codecs getting
> out of phase alignment.  i.e. when restarting, you want to be sure to
> follow the same startup procedure as the first time to make sure all
> codecs are aligned.

Why should resume be any different from initial system power up?
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