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Message-ID: <CAJMQK-hKoK1hfK+XJuyExxp3rDWY9py6j3_jwEMfVeJcYYM7XA@mail.gmail.com>
Date: Tue, 7 May 2019 16:58:18 +0800
From: Hsin-Yi Wang <hsinyi@...omium.org>
To: "michael.kao" <michael.kao@...iatek.com>
Cc: fan.chen@...iatek.com, jamesjj.liao@...iatek.com,
dawei.chien@...iatek.com, louis.yu@...iatek.com,
roger.lu@...iatek.com, Zhang Rui <rui.zhang@...el.com>,
Eduardo Valentin <edubezval@...il.com>,
Daniel Lezcano <daniel.lezcano@...aro.org>,
Rob Herring <robh+dt@...nel.org>,
Mark Rutland <mark.rutland@....com>,
Matthias Brugger <matthias.bgg@...il.com>,
devicetree@...r.kernel.org, linux-pm@...r.kernel.org,
linux-kernel@...r.kernel.org, Matthias Kaehlcke <mka@...omium.org>,
linux-mediatek@...ts.infradead.org,
linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH 5/8] arm64: dts: mt8183: Increase polling frequency for
CPU thermal zone
On Thu, May 2, 2019 at 10:43 AM michael.kao <michael.kao@...iatek.com> wrote:
>
> From: Matthias Kaehlcke <mka@...omium.org>
>
> Evaluate the thermal zone every 500ms while not cooling and every
> 100ms when passive cooling is performed.
>
> Signed-off-by: Matthias Kaehlcke <mka@...omium.org>
> Signed-off-by: Michael Kao <michael.kao@...iatek.com>
> ---
> arch/arm64/boot/dts/mediatek/mt8183.dtsi | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/arch/arm64/boot/dts/mediatek/mt8183.dtsi b/arch/arm64/boot/dts/mediatek/mt8183.dtsi
> index 0b3294b..be879ac 100644
> --- a/arch/arm64/boot/dts/mediatek/mt8183.dtsi
> +++ b/arch/arm64/boot/dts/mediatek/mt8183.dtsi
> @@ -370,8 +370,8 @@
>
> thermal-zones {
> cpu_thermal: cpu_thermal {
> - polling-delay-passive = <1000>;
> - polling-delay = <1000>;
> + polling-delay-passive = <100>;
> + polling-delay = <500>;
>
> thermal-sensors = <&thermal 0>;
> sustainable-power = <1500>;
Tested-by: Hsin-Yi Wang <hsinyi@...omium.org>
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