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Re: [PATCH V2 2/5] PM / OPP: Add {opp-microvolt|opp-microamp|turbo-mode|opp-suspend}-<name> binding

From Rob Herring <robh@kernel.org>
Newsgroups linux.kernel
Subject Re: [PATCH V2 2/5] PM / OPP: Add {opp-microvolt|opp-microamp|turbo-mode|opp-suspend}-<name> binding
Date 2015-11-10 16:40 +0100
Message-ID <qtjbA-6QE-23@gated-at.bofh.it> (permalink)
References (2 earlier) <qrj62-Vz-11@gated-at.bofh.it> <qrjfI-16l-7@gated-at.bofh.it> <qrCin-57c-47@gated-at.bofh.it> <qrEtQ-6oo-1@gated-at.bofh.it> <qtiyS-6mw-9@gated-at.bofh.it>
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On Tue, Nov 10, 2015 at 8:55 AM, Viresh Kumar <viresh.kumar@linaro.org> wrote:
> On 06-11-15, 07:23, Viresh Kumar wrote:
>> Yeah, but in that case 1200 *may* not be a turbo frequency anymore, as
>> the voltage constraints might have changed.
>>
>> So turbo frequency is something that should be used only in small
>> bursts, as they are consume lot of power. They aren't available to be
>> used freely. They may also have thermal side effects..
>>
>> In a similar way, for suspend-freq, we may or may not want the lowest
>> frequency to be used during suspend and so that can change as well.
>> And we shouldn't have suspend-freq set for two OPP nodes.
>
> @Rob: Does my comments make any sense now? Or you still think we are
> doing something wrong here?

What you said could be possible, but I'm still doubtful. I would drop
these until you have an actual user.

Rob
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[PATCH V2 2/5] PM / OPP: Add {opp-microvolt|opp-microamp|turbo-mode|opp-suspend}-<name> binding Viresh Kumar <viresh.kumar@linaro.org> - 2015-11-05 02:50 +0100
  Re: [PATCH V2 2/5] PM / OPP: Add  {opp-microvolt|opp-microamp|turbo-mode|opp-suspend}-<name> binding Rob Herring <robh@kernel.org> - 2015-11-05 04:10 +0100
    Re: [PATCH V2 2/5] PM / OPP: Add  {opp-microvolt|opp-microamp|turbo-mode|opp-suspend}-<name> binding Viresh Kumar <viresh.kumar@linaro.org> - 2015-11-05 04:20 +0100
      Re: [PATCH V2 2/5] PM / OPP: Add {opp-microvolt|opp-microamp|turbo-mode|opp-suspend}-<name>  binding Rob Herring <robh@kernel.org> - 2015-11-06 00:40 +0100
        Re: [PATCH V2 2/5] PM / OPP: Add  {opp-microvolt|opp-microamp|turbo-mode|opp-suspend}-<name> binding Viresh Kumar <viresh.kumar@linaro.org> - 2015-11-06 03:00 +0100
          Re: [PATCH V2 2/5] PM / OPP: Add  {opp-microvolt|opp-microamp|turbo-mode|opp-suspend}-<name> binding Viresh Kumar <viresh.kumar@linaro.org> - 2015-11-10 16:00 +0100
            Re: [PATCH V2 2/5] PM / OPP: Add {opp-microvolt|opp-microamp|turbo-mode|opp-suspend}-<name>  binding Rob Herring <robh@kernel.org> - 2015-11-10 16:40 +0100

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