linux-kernel - Re: [PATCH 4/8] cpufreq,vexpress-spc: fix Frequency Invariance (FI) for bL switching

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Message-ID: <20200702030551.p4cevaahgfvpum4o@vireshk-i7>
Date:   Thu, 2 Jul 2020 08:35:51 +0530
From:   Viresh Kumar <viresh.kumar@...aro.org>
To:     Ionela Voinescu <ionela.voinescu@....com>
Cc:     rjw@...ysocki.net, catalin.marinas@....com, sudeep.holla@....com,
        will@...nel.org, linux@...linux.org.uk, valentin.schneider@....com,
        mingo@...hat.com, peterz@...radead.org, dietmar.eggemann@....com,
        linux-pm@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org, Liviu Dudau <liviu.dudau@....com>
Subject: Re: [PATCH 4/8] cpufreq,vexpress-spc: fix Frequency Invariance (FI)
 for bL switching

On 01-07-20, 15:07, Ionela Voinescu wrote:
> On Wednesday 01 Jul 2020 at 16:16:19 (+0530), Viresh Kumar wrote:
> > Is there anyone who cares for this driver and EAS ? I will just skip doing the
> > FIE thing here and mark it skipped.
> 
> That is a good question. The vexpress driver is still used for TC2, but
> I don't know of any users of this bL switcher functionality that's part
> of the driver. I think there were a few people wondering recently if
> it's still used [1].

Even if it is used by some, there is no need, I believe, to enable
freq-invariance for it, which wasn't enabled until now.

And considering that we are going to enable the flag only for the
interested parties now, as from the discussion on 1/8, this shouldn't
be required.

-- 
viresh