Re: [PATCH 07/10] cpufreq: dt: Identify cpu-sharing for platforms without operating-points-v2

From	Stephen Boyd <sboyd@codeaurora.org>
Newsgroups	linux.kernel
Subject	Re: [PATCH 07/10] cpufreq: dt: Identify cpu-sharing for platforms without operating-points-v2
Date	2016-04-25 23:50 +0200
Message-ID	<rrWyd-4kQ-7@gated-at.bofh.it> (permalink)
References	<rqiCR-6mQ-5@gated-at.bofh.it> <rqiCR-6mQ-3@gated-at.bofh.it> <rqRKi-Ux-13@gated-at.bofh.it> <rrL9M-3t5-21@gated-at.bofh.it>
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On 04/25, Viresh Kumar wrote:
> On 22-04-16, 15:27, Stephen Boyd wrote:
> > On 04/21, Viresh Kumar wrote:
> > > @@ -167,14 +167,16 @@ static int cpufreq_init(struct cpufreq_policy *policy)
> > >  	/* Get OPP-sharing information from "operating-points-v2" bindings */
> > >  	ret = dev_pm_opp_of_get_sharing_cpus(cpu_dev, policy->cpus);
[..]
> > > +		if (dev_pm_opp_get_sharing_cpus(cpu_dev, policy->cpus))
> > > +			fallback = true;
> > 
> > I'm sort of lost, we make the same call twice here. Why would the
> > return value change between the first time and the second?
> 
> Two different APIs, which look similar :)
> 
> The first one tries to find the sharing-cpus relation from DT, the
> other one is for v1 bindings and finds it due to platform code
> dev_pm_opp_set_sharing_cpus() call.

Ah thanks. My eyes glossed over the "of" part. Sounds fine.

-- 
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a Linux Foundation Collaborative Project

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[PATCH 07/10] cpufreq: dt: Identify cpu-sharing for platforms without operating-points-v2 Viresh Kumar <viresh.kumar@linaro.org> - 2016-04-21 11:00 +0200
  Re: [PATCH 07/10] cpufreq: dt: Identify cpu-sharing for platforms  without operating-points-v2 Stephen Boyd <sboyd@codeaurora.org> - 2016-04-23 00:30 +0200
    Re: [PATCH 07/10] cpufreq: dt: Identify cpu-sharing for platforms  without operating-points-v2 Viresh Kumar <viresh.kumar@linaro.org> - 2016-04-25 11:40 +0200
      Re: [PATCH 07/10] cpufreq: dt: Identify cpu-sharing for platforms  without operating-points-v2 "Rafael J. Wysocki" <rafael@kernel.org> - 2016-04-25 23:50 +0200
        Re: [PATCH 07/10] cpufreq: dt: Identify cpu-sharing for platforms  without operating-points-v2 Stephen Boyd <sboyd@codeaurora.org> - 2016-04-26 00:00 +0200
          Re: [PATCH 07/10] cpufreq: dt: Identify cpu-sharing for platforms without operating-points-v2 "Rafael J. Wysocki" <rjw@rjwysocki.net> - 2016-04-26 00:10 +0200
      Re: [PATCH 07/10] cpufreq: dt: Identify cpu-sharing for platforms  without operating-points-v2 Stephen Boyd <sboyd@codeaurora.org> - 2016-04-25 23:50 +0200

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