linux-kernel - [PATCH 01/31] arm64: dts: qcom: ipq6018-*: Remove thermal zone polling delays

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <20240319-topic-msm-polling-cleanup-v1-1-e0aee1dbcd78@linaro.org>
Date: Tue, 19 Mar 2024 17:13:31 +0100
From: Konrad Dybcio <konrad.dybcio@...aro.org>
To: Bjorn Andersson <andersson@...nel.org>, Rob Herring <robh@...nel.org>, 
 Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>, 
 Conor Dooley <conor+dt@...nel.org>, cros-qcom-dts-watchers@...omium.org
Cc: linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org, 
 linux-kernel@...r.kernel.org, Konrad Dybcio <konrad.dybcio@...aro.org>
Subject: [PATCH 01/31] arm64: dts: qcom: ipq6018-*: Remove thermal zone
 polling delays

All of the thermal zone suppliers are interrupt-driven, remove the
bogus and unnecessary polling that only wastes CPU time.

Signed-off-by: Konrad Dybcio <konrad.dybcio@...aro.org>
---
 arch/arm64/boot/dts/qcom/ipq6018.dtsi | 14 --------------
 1 file changed, 14 deletions(-)

diff --git a/arch/arm64/boot/dts/qcom/ipq6018.dtsi b/arch/arm64/boot/dts/qcom/ipq6018.dtsi
index 4e29adea570a..cd0ee133964d 100644
--- a/arch/arm64/boot/dts/qcom/ipq6018.dtsi
+++ b/arch/arm64/boot/dts/qcom/ipq6018.dtsi
@@ -912,8 +912,6 @@ pcie0: pcie@...00000 {
 
 	thermal-zones {
 		nss-top-thermal {
-			polling-delay-passive = <250>;
-			polling-delay = <1000>;
 			thermal-sensors = <&tsens 4>;
 
 			trips {
@@ -926,8 +924,6 @@ nss-top-critical {
 		};
 
 		nss-thermal {
-			polling-delay-passive = <250>;
-			polling-delay = <1000>;
 			thermal-sensors = <&tsens 5>;
 
 			trips {
@@ -940,8 +936,6 @@ nss-critical {
 		};
 
 		wcss-phya0-thermal {
-			polling-delay-passive = <250>;
-			polling-delay = <1000>;
 			thermal-sensors = <&tsens 7>;
 
 			trips {
@@ -954,8 +948,6 @@ wcss-phya0-critical {
 		};
 
 		wcss-phya1-thermal {
-			polling-delay-passive = <250>;
-			polling-delay = <1000>;
 			thermal-sensors = <&tsens 8>;
 
 			trips {
@@ -968,8 +960,6 @@ wcss-phya1-critical {
 		};
 
 		cpu-thermal {
-			polling-delay-passive = <250>;
-			polling-delay = <1000>;
 			thermal-sensors = <&tsens 13>;
 
 			trips {
@@ -998,8 +988,6 @@ map0 {
 		};
 
 		lpass-thermal {
-			polling-delay-passive = <250>;
-			polling-delay = <1000>;
 			thermal-sensors = <&tsens 14>;
 
 			trips {
@@ -1012,8 +1000,6 @@ lpass-critical {
 		};
 
 		ddrss-top-thermal {
-			polling-delay-passive = <250>;
-			polling-delay = <1000>;
 			thermal-sensors = <&tsens 15>;
 
 			trips {

-- 
2.40.1