linux-kernel - Re: [PATCH 2/4] topology: add a new arch_scale_freq

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Message-ID: <4a2d20ca-092e-843b-b5a4-45d4a6aef02c@arm.com>
Date:   Thu, 14 Sep 2023 23:01:23 +0200
From:   Dietmar Eggemann <dietmar.eggemann@....com>
To:     Vincent Guittot <vincent.guittot@...aro.org>,
        linux@...linux.org.uk, catalin.marinas@....com, will@...nel.org,
        paul.walmsley@...ive.com, palmer@...belt.com,
        aou@...s.berkeley.edu, sudeep.holla@....com,
        gregkh@...uxfoundation.org, rafael@...nel.org, mingo@...hat.com,
        peterz@...radead.org, juri.lelli@...hat.com, rostedt@...dmis.org,
        bsegall@...gle.com, mgorman@...e.de, bristot@...hat.com,
        vschneid@...hat.com, viresh.kumar@...aro.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-riscv@...ts.infradead.org, linux-pm@...r.kernel.org
Cc:     conor.dooley@...rochip.com, suagrfillet@...il.com,
        ajones@...tanamicro.com, lftan@...nel.org
Subject: Re: [PATCH 2/4] topology: add a new arch_scale_freq_reference

On 01/09/2023 15:03, Vincent Guittot wrote:
> Create a new method to get a unique and fixed max frequency. Currently
> cpuinfo.max_freq or last item of performance domain are used as the max
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

IMHO better `highest (or last) performance state` (struct em_perf_state)
... maybe easier to grasp?

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