Re: Missing OMAP PM layer

From: Tony Lindgren
Date: Mon Jan 25 2016 - 11:34:50 EST


* Pali RohÃr <pali.rohar@xxxxxxxxx> [160124 12:24]:
> Hello,
>
> make menuconfig allows me to choose "OMAP PM layer selection" and the
> only one option is CONFIG_OMAP_PM_NOOP "No-op/debug PM layer".
>
> What does it mean? Power manager is noop?
>
> I see that it has only two corresponding files in mainline kernel:
> arch/arm/mach-omap2/omap-pm.h
> arch/arm/mach-omap2/omap-pm-noop.c
>
> Nokia's kernels (for N900 and N950) had also:
> arch/arm/mach-omap2/omap-pm-srf.c
>
> Can somebody explain it what happened with omap power management?
>
> Looks like that omap-pm.h provides some API, but the only implementation
> is noop which do nothing.

I believe none of that is needed any longer in mainline.

Kevin, care to descrbibe what should be done here?

Regards,

Tony