linux-kernel - Re: [PATCH v1 7/7] arm64: dts: sdm845: wireup the thermal trip points to cpufreq

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Message-ID: <154708009884.15366.3039982038291126570@swboyd.mtv.corp.google.com>
Date:   Wed, 09 Jan 2019 16:28:18 -0800
From:   Stephen Boyd <swboyd@...omium.org>
To:     Amit Kucheria <amit.kucheria@...aro.org>,
        linux-kernel@...r.kernel.org
Cc:     linux-arm-msm@...r.kernel.org, bjorn.andersson@...aro.org,
        viresh.kumar@...aro.org, edubezval@...il.com,
        andy.gross@...aro.org, tdas@...eaurora.org, dianders@...omium.org,
        mka@...omium.org, David Brown <david.brown@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>, devicetree@...r.kernel.org
Subject: Re: [PATCH v1 7/7] arm64: dts: sdm845: wireup the thermal trip points to cpufreq

Quoting Amit Kucheria (2019-01-09 16:00:56)
> Since the big and little cpus are in the same frequency domain, use all

Oh? I thought the big and little cpus were in different frequency
domains and voltage domains. Maybe that's what you're saying here but
I'm misunderstanding. So change the wording a bit to be more clear?

> of them for mitigation in the cooling-map. At the lower trip points we
> restrict ourselves to throttling only a few OPPs. At higher trip
> temperatures, allow ourselves to be throttled to any extent.
> 
> Signed-off-by: Amit Kucheria <amit.kucheria@...aro.org>