[alsa-devel] [PATCH] ASoC: Intel: Add support for PM ops in bxt-da7219_max98357a

[Mark Brown]

On Mon, Jun 20, 2016 at 05:14:29PM +0530, Vinod Koul wrote:
> On Fri, Jun 17, 2016 at 01:31:56PM +0100, Mark Brown wrote:
> > On Fri, Jun 17, 2016 at 05:45:48PM +0530, Vinod Koul wrote:
> > > On Fri, Jun 17, 2016 at 01:18:10PM +0200, Lars-Peter Clausen wrote:

> > > > Why and why is this something that other cards do not need to do?

> Other systems do not have a DSP sitting and need to redownload code which
> takes time and results in card being resumed even when the platform is not
> ready.

So what you're actually trying to do here is serialize the resume - this
isn't just a thing with DSPs, it's also a thing with I2C, regulators and
so on.  A quick glance suggests that disabling async suspend might help
here.
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