[alsa-devel] [PATCH v2 2/3] ASoC: SOF: acpi: add module param to disable pm_runtime

Mark Brown broonie at kernel.org
Thu Jun 13 21:13:03 CEST 2019


On Thu, Jun 13, 2019 at 09:04:28PM +0200, Takashi Iwai wrote:
> Mark Brown wrote:

> > I can't immediately find it right now but isn't there some generic way
> > of doing this in the runtime PM framework?  If not it seems like it'd be
> > a good thing to add, these can't be the only devices where it'd be
> > useful.

> Well, runtime PM can be fully controlled via sysfs, but the problem is
> that the driver declares itself being runtime-enabled.
> So, either we leave it default and let user-space enabling it (via
> udev or other way), or introduce some condition in the driver side.

I thought someone had added a command line parameter to do it based on
dev_name(), perhaps they were just talking about it or it was in some
BSP somewhere though.
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