Re: [PATCH 5/5] cpufreq:boost:Kconfig: Enable boost support atKconfig
From: Dave Jones
Date: Thu Jun 06 2013 - 11:21:24 EST
On Thu, Jun 06, 2013 at 05:14:31PM +0200, Lukasz Majewski wrote:
> Hi Dave,
> > On Thu, Jun 06, 2013 at 09:07:52AM +0200, Lukasz Majewski wrote:
> > > +config CPU_FREQ_BOOST
> > > + bool "CPU frequency boost support"
> > > + help
> > > + Switch to enable support for frequency boost
> > > +
> > > + If in doubt, say N.
> > > +
> > This help text is devoid of any useful information.
> > On what platforms ? What's the upside/downside ? Why is it an option ?
> I shall be more verbose here.
> The boost option is supposed to provide one solution to control
> software based (like is is done with Samsung Exynos4 SoC) and hardware
> based (like Intel's Turbo Boost feature) boost.
> Support for Intel's boost is already in mainline. Therefore I aimed to
> extend cpufreq to also manage software based solutions (e.g. Exynos).
Given CPUFREQ is available on more platforms than X86/ARM, this option
could also use a depends.
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