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Groups > linux.kernel > #1316979

Re: Missing OMAP PM layer

From Tony Lindgren <tony@atomide.com>
Newsgroups linux.kernel
Subject Re: Missing OMAP PM layer
Date 2016-01-25 17:40 +0100
Message-ID <qUSll-6Ia-37@gated-at.bofh.it> (permalink)
References <qUzsm-1Ab-13@gated-at.bofh.it>
Organization linux.* mail to news gateway

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* Pali Rohár <pali.rohar@gmail.com> [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

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Thread

Missing OMAP PM layer Pali Rohár <pali.rohar@gmail.com> - 2016-01-24 21:30 +0100
  Re: Missing OMAP PM layer Tony Lindgren <tony@atomide.com> - 2016-01-25 17:40 +0100
    Re: Missing OMAP PM layer Pali Rohár <pali.rohar@gmail.com> - 2016-01-25 18:30 +0100
    Re: Missing OMAP PM layer Kevin Hilman <khilman@baylibre.com> - 2016-01-25 19:20 +0100

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