linux-kernel - [PATCH v3,5/8] arm64: dts: mt8183: Increase polling frequency for CPU thermal zone

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Date:   Fri, 3 Jan 2020 14:44:04 +0800
From:   Michael Kao <michael.kao@...iatek.com>
To:     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>,
        <hsinyi@...omium.org>, <linux-pm@...r.kernel.org>,
        <srv_heupstream@...iatek.com>
CC:     <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-mediatek@...ts.infradead.org>,
        Matthias Kaehlcke <mka@...omium.org>,
        Michael Kao <michael.kao@...iatek.com>
Subject: [PATCH v3,5/8] arm64: dts: mt8183: Increase polling frequency for CPU thermal zone

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 78575c3183a4..042ef48f3efe 100644
--- a/arch/arm64/boot/dts/mediatek/mt8183.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8183.dtsi
@@ -605,8 +605,8 @@
 
 		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 = <5000>;
 
-- 
2.18.0