linux-kernel - Re: [Patch v2 5/5] arm64: boot: dts: qcom: sdm845: Remove passive trip points for thermal zones 0-7

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Date:   Thu, 24 Jun 2021 09:51:25 -0700
From:   Matthias Kaehlcke <mka@...omium.org>
To:     Thara Gopinath <thara.gopinath@...aro.org>
Cc:     agross@...nel.org, bjorn.andersson@...aro.org, rui.zhang@...el.com,
        daniel.lezcano@...aro.org, viresh.kumar@...aro.org,
        rjw@...ysocki.net, robh+dt@...nel.org,
        linux-arm-msm@...r.kernel.org, linux-pm@...r.kernel.org,
        linux-kernel@...r.kernel.org, devicetree@...r.kernel.org
Subject: Re: [Patch v2 5/5] arm64: boot: dts: qcom: sdm845: Remove passive
 trip points for thermal zones 0-7

On Thu, Jun 24, 2021 at 07:58:13AM -0400, Thara Gopinath wrote:

> Subject: arm64: boot: dts: qcom: sdm845: Remove passive trip points for thermal zones 0-7

The patch doesn't remove the passive trip points (anymore?), but the cooling
maps/devices. Also talking about 'thermal zones 0-7' doesn't really convey
any useful information (and the enumeration could potentially change in the
future), better talk about the CPU thermal zones.

> Now that Limits h/w is enabled to monitor thermal events around cpus and
> throttle the cpu frequencies, remove cpufreq cooling device for the cpus which
> does software throttling of cpu frequencies.