* Re: Re: [for-next PATCH V2] PM / devfreq: Add sysfs node to expose available frequencies
@ 2012-10-31 2:11 MyungJoo Ham
2012-10-31 9:15 ` Rafael J. Wysocki
0 siblings, 1 reply; 2+ messages in thread
From: MyungJoo Ham @ 2012-10-31 2:11 UTC (permalink / raw)
To: Rafael J. Wysocki
Cc: Nishanth Menon, linux-pm, Rajagopal Venkat,
박경민, Kevin Hilman,
linux-kernel@vger.kernel.org
> On Friday, October 26, 2012 06:16:36 AM MyungJoo Ham wrote:
> > > devfreq governors such as ondemand are controlled by a min and
> > > max frequency, while governors like userspace governor allow us
> > > to set a specific frequency.
> > > However, for the same specific device, depending on the SoC, the
> > > available frequencies can vary.
> > >
> > > So expose the available frequencies as a snapshot over sysfs to
> > > allow informed decisions.
> > >
> > > This was inspired by cpufreq framework's equivalent for similar
> > > usage sysfs node: scaling_available_frequencies.
> > >
> > > Cc: Rajagopal Venkat <rajagopal.venkat@linaro.org>
> > > Cc: MyungJoo Ham <myungjoo.ham@samsung.com>
> > > Cc: Kyungmin Park <kyungmin.park@samsung.com>
> > > Cc: "Rafael J. Wysocki" <rjw@sisk.pl>
> > > Cc: Kevin Hilman <khilman@ti.com>
> > > Cc: linux-pm@vger.kernel.org
> > > Cc: linux-kernel@vger.kernel.org
> > >
> > > Signed-off-by: Nishanth Menon <nm@ti.com>
> >
> > Acked-by: MyungJoo Ham <myungjoo.ham@samsung.com>
>
> Are you going to handle this patch?
Yes, I've just setup the git repository this week
and I'm willing to handle this one.
It is applied at
http://git.kernel.org/?p=linux/kernel/git/mzx/devfreq.git;a=shortlog;h=refs/heads/for-rafael
Thanks,
MyungJoo
>
> Rafael
>
>
> --
> I speak only for myself.
> Rafael J. Wysocki, Intel Open Source Technology Center.
>
>
>
>
>
>
>
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: [for-next PATCH V2] PM / devfreq: Add sysfs node to expose available frequencies
2012-10-31 2:11 Re: [for-next PATCH V2] PM / devfreq: Add sysfs node to expose available frequencies MyungJoo Ham
@ 2012-10-31 9:15 ` Rafael J. Wysocki
0 siblings, 0 replies; 2+ messages in thread
From: Rafael J. Wysocki @ 2012-10-31 9:15 UTC (permalink / raw)
To: myungjoo.ham
Cc: Nishanth Menon, linux-pm, Rajagopal Venkat,
박경민, Kevin Hilman,
linux-kernel@vger.kernel.org
On Wednesday, October 31, 2012 02:11:06 AM MyungJoo Ham wrote:
> > On Friday, October 26, 2012 06:16:36 AM MyungJoo Ham wrote:
> > > > devfreq governors such as ondemand are controlled by a min and
> > > > max frequency, while governors like userspace governor allow us
> > > > to set a specific frequency.
> > > > However, for the same specific device, depending on the SoC, the
> > > > available frequencies can vary.
> > > >
> > > > So expose the available frequencies as a snapshot over sysfs to
> > > > allow informed decisions.
> > > >
> > > > This was inspired by cpufreq framework's equivalent for similar
> > > > usage sysfs node: scaling_available_frequencies.
> > > >
> > > > Cc: Rajagopal Venkat <rajagopal.venkat@linaro.org>
> > > > Cc: MyungJoo Ham <myungjoo.ham@samsung.com>
> > > > Cc: Kyungmin Park <kyungmin.park@samsung.com>
> > > > Cc: "Rafael J. Wysocki" <rjw@sisk.pl>
> > > > Cc: Kevin Hilman <khilman@ti.com>
> > > > Cc: linux-pm@vger.kernel.org
> > > > Cc: linux-kernel@vger.kernel.org
> > > >
> > > > Signed-off-by: Nishanth Menon <nm@ti.com>
> > >
> > > Acked-by: MyungJoo Ham <myungjoo.ham@samsung.com>
> >
> > Are you going to handle this patch?
>
> Yes, I've just setup the git repository this week
> and I'm willing to handle this one.
>
> It is applied at
> http://git.kernel.org/?p=linux/kernel/git/mzx/devfreq.git;a=shortlog;h=refs/heads/for-rafael
OK
Please let me know when you want me to pull from your tree.
Please also note that the release of v3.7-rc6 is the deadline for non-bugfix
changes targeted at v3.8. :-)
Thanks,
Rafael
--
I speak only for myself.
Rafael J. Wysocki, Intel Open Source Technology Center.
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2012-10-31 2:11 Re: [for-next PATCH V2] PM / devfreq: Add sysfs node to expose available frequencies MyungJoo Ham
2012-10-31 9:15 ` Rafael J. Wysocki
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