Date: Mon, 21 Mar 2016 12:12:10 +0000
From: Mark Brown <broonie@kernel.org>
To: Juri Lelli <juri.lelli@arm.com>
Cc: Vincent Guittot <vincent.guittot@linaro.org>,
        Sai Gurrappadi <sgurrappadi@nvidia.com>,
        linux-kernel <linux-kernel@vger.kernel.org>,
        "linux-pm@vger.kernel.org" <linux-pm@vger.kernel.org>,
        LAK <linux-arm-kernel@lists.infradead.org>,
        "devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
        Peter Zijlstra <peterz@infradead.org>,
        Rob Herring <robh+dt@kernel.org>, Mark Rutland <mark.rutland@arm.com>,
        Russell King - ARM Linux <linux@arm.linux.org.uk>,
        Sudeep Holla <sudeep.holla@arm.com>,
        Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>,
        Catalin Marinas <catalin.marinas@arm.com>,
        Will Deacon <will.deacon@arm.com>,
        Morten Rasmussen <morten.rasmussen@arm.com>,
        Dietmar Eggemann <dietmar.eggemann@arm.com>,
        Pawel Moll <pawel.moll@arm.com>,
        Ian Campbell <ijc+devicetree@hellion.org.uk>,
        Kumar Gala <galak@codeaurora.org>,
        Maxime Ripard <maxime.ripard@free-electrons.com>,
        Olof Johansson <olof@lixom.net>,
        Gregory CLEMENT <gregory.clement@free-electrons.com>,
        Paul Walmsley <paul@pwsan.com>,
        Linus Walleij <linus.walleij@linaro.org>, Chen-Yu Tsai <wens@csie.org>,
        Thomas Petazzoni <thomas.petazzoni@free-electrons.com>,
        pboonstoppel@nvidia.com
Message-ID: <20160321121210.GQ2566@sirena.org.uk>
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 <56EC3F9E.4050209@nvidia.com>
 <20160321105330.GB12319@e106622-lin>
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Subject: Re: [PATCH v4 2/8] Documentation: arm: define DT cpu capacity
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On Mon, Mar 21, 2016 at 11:49:56AM +0000, Juri Lelli wrote:

> But we'll still need to normalize this w.r.t the highest score we get on
> a specific platform, right? And while we are at normalizing it, it is
> probably simpler if we keep the frequency component as part of the
> number, IMHO. But, maybe keeping the frequency component separate is
> more acceptable from a DT binding perspective?

One possible issue with that: if we keep the frequency number as part of
the core number then that might cause issues for devices with variants
or system deployment decisions that remove some OPPs from a table.  If
the top OPP gets removed that would throw off the numbers.

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