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: <20240510-topic-msm-polling-cleanup-v2-30-436ca4218da2@linaro.org>
Date: Fri, 10 May 2024 13:59:53 +0200
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, 
 Krzysztof Kozlowski <krzk+dt@...nel.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 v2 30/31] arm64: dts: qcom: sm8550-*: 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/pm8010.dtsi    |  2 -
 arch/arm64/boot/dts/qcom/pm8550.dtsi    |  1 -
 arch/arm64/boot/dts/qcom/pm8550b.dtsi   |  1 -
 arch/arm64/boot/dts/qcom/pm8550ve.dtsi  |  1 -
 arch/arm64/boot/dts/qcom/pm8550vs.dtsi  |  4 --
 arch/arm64/boot/dts/qcom/pmr735d_a.dtsi |  1 -
 arch/arm64/boot/dts/qcom/pmr735d_b.dtsi |  1 -
 arch/arm64/boot/dts/qcom/sm8550.dtsi    | 82 ++++++---------------------------
 8 files changed, 13 insertions(+), 80 deletions(-)

diff --git a/arch/arm64/boot/dts/qcom/pm8010.dtsi b/arch/arm64/boot/dts/qcom/pm8010.dtsi
index 0ea641e12209..ef330194946b 100644
--- a/arch/arm64/boot/dts/qcom/pm8010.dtsi
+++ b/arch/arm64/boot/dts/qcom/pm8010.dtsi
@@ -10,7 +10,6 @@ / {
 	thermal-zones {
 		pm8010-m-thermal {
 			polling-delay-passive = <100>;
-			polling-delay = <0>;
 
 			thermal-sensors = <&pm8010_m_temp_alarm>;
 
@@ -31,7 +30,6 @@ trip1 {
 
 		pm8010-n-thermal {
 			polling-delay-passive = <100>;
-			polling-delay = <0>;
 
 			thermal-sensors = <&pm8010_n_temp_alarm>;
 
diff --git a/arch/arm64/boot/dts/qcom/pm8550.dtsi b/arch/arm64/boot/dts/qcom/pm8550.dtsi
index 797a18c249a4..896bcacb6490 100644
--- a/arch/arm64/boot/dts/qcom/pm8550.dtsi
+++ b/arch/arm64/boot/dts/qcom/pm8550.dtsi
@@ -10,7 +10,6 @@ / {
 	thermal-zones {
 		pm8550-thermal {
 			polling-delay-passive = <100>;
-			polling-delay = <0>;
 
 			thermal-sensors = <&pm8550_temp_alarm>;
 
diff --git a/arch/arm64/boot/dts/qcom/pm8550b.dtsi b/arch/arm64/boot/dts/qcom/pm8550b.dtsi
index 72609f31c890..74d23b8970f4 100644
--- a/arch/arm64/boot/dts/qcom/pm8550b.dtsi
+++ b/arch/arm64/boot/dts/qcom/pm8550b.dtsi
@@ -10,7 +10,6 @@ / {
 	thermal-zones {
 		pm8550b-thermal {
 			polling-delay-passive = <100>;
-			polling-delay = <0>;
 
 			thermal-sensors = <&pm8550b_temp_alarm>;
 
diff --git a/arch/arm64/boot/dts/qcom/pm8550ve.dtsi b/arch/arm64/boot/dts/qcom/pm8550ve.dtsi
index 4dc1f03ab2c7..9d4734eabf5a 100644
--- a/arch/arm64/boot/dts/qcom/pm8550ve.dtsi
+++ b/arch/arm64/boot/dts/qcom/pm8550ve.dtsi
@@ -10,7 +10,6 @@ / {
 	thermal-zones {
 		pm8550ve-thermal {
 			polling-delay-passive = <100>;
-			polling-delay = <0>;
 
 			thermal-sensors = <&pm8550ve_temp_alarm>;
 
diff --git a/arch/arm64/boot/dts/qcom/pm8550vs.dtsi b/arch/arm64/boot/dts/qcom/pm8550vs.dtsi
index 97b1c18aa7d8..6426b431616b 100644
--- a/arch/arm64/boot/dts/qcom/pm8550vs.dtsi
+++ b/arch/arm64/boot/dts/qcom/pm8550vs.dtsi
@@ -10,7 +10,6 @@ / {
 	thermal-zones {
 		pm8550vs-c-thermal {
 			polling-delay-passive = <100>;
-			polling-delay = <0>;
 
 			thermal-sensors = <&pm8550vs_c_temp_alarm>;
 
@@ -31,7 +30,6 @@ trip1 {
 
 		pm8550vs-d-thermal {
 			polling-delay-passive = <100>;
-			polling-delay = <0>;
 
 			thermal-sensors = <&pm8550vs_d_temp_alarm>;
 
@@ -52,7 +50,6 @@ trip1 {
 
 		pm8550vs-e-thermal {
 			polling-delay-passive = <100>;
-			polling-delay = <0>;
 
 			thermal-sensors = <&pm8550vs_e_temp_alarm>;
 
@@ -73,7 +70,6 @@ trip1 {
 
 		pm8550vs-g-thermal {
 			polling-delay-passive = <100>;
-			polling-delay = <0>;
 
 			thermal-sensors = <&pm8550vs_g_temp_alarm>;
 
diff --git a/arch/arm64/boot/dts/qcom/pmr735d_a.dtsi b/arch/arm64/boot/dts/qcom/pmr735d_a.dtsi
index 37daaefe3431..f9f1793d310e 100644
--- a/arch/arm64/boot/dts/qcom/pmr735d_a.dtsi
+++ b/arch/arm64/boot/dts/qcom/pmr735d_a.dtsi
@@ -10,7 +10,6 @@ / {
 	thermal-zones {
 		pmr735d-k-thermal {
 			polling-delay-passive = <100>;
-			polling-delay = <0>;
 
 			thermal-sensors = <&pmr735d_k_temp_alarm>;
 
diff --git a/arch/arm64/boot/dts/qcom/pmr735d_b.dtsi b/arch/arm64/boot/dts/qcom/pmr735d_b.dtsi
index 3b470f6ac46f..d91fbd3bff10 100644
--- a/arch/arm64/boot/dts/qcom/pmr735d_b.dtsi
+++ b/arch/arm64/boot/dts/qcom/pmr735d_b.dtsi
@@ -10,7 +10,6 @@ / {
 	thermal-zones {
 		pmr735d-l-thermal {
 			polling-delay-passive = <100>;
-			polling-delay = <0>;
 
 			thermal-sensors = <&pmr735d_l_temp_alarm>;
 
diff --git a/arch/arm64/boot/dts/qcom/sm8550.dtsi b/arch/arm64/boot/dts/qcom/sm8550.dtsi
index bc5aeb05ffc3..51c547872438 100644
--- a/arch/arm64/boot/dts/qcom/sm8550.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm8550.dtsi
@@ -4571,8 +4571,6 @@ compute-cb@8 {
 
 	thermal-zones {
 		aoss0-thermal {
-			polling-delay-passive = <0>;
-			polling-delay = <0>;
 			thermal-sensors = <&tsens0 0>;
 
 			trips {
@@ -4591,8 +4589,6 @@ reset-mon-config {
 		};
 
 		cpuss0-thermal {
-			polling-delay-passive = <0>;
-			polling-delay = <0>;
 			thermal-sensors = <&tsens0 1>;
 
 			trips {
@@ -4611,8 +4607,6 @@ reset-mon-config {
 		};
 
 		cpuss1-thermal {
-			polling-delay-passive = <0>;
-			polling-delay = <0>;
 			thermal-sensors = <&tsens0 2>;
 
 			trips {
@@ -4631,8 +4625,6 @@ reset-mon-config {
 		};
 
 		cpuss2-thermal {
-			polling-delay-passive = <0>;
-			polling-delay = <0>;
 			thermal-sensors = <&tsens0 3>;
 
 			trips {
@@ -4651,8 +4643,6 @@ reset-mon-config {
 		};
 
 		cpuss3-thermal {
-			polling-delay-passive = <0>;
-			polling-delay = <0>;
 			thermal-sensors = <&tsens0 4>;
 
 			trips {
@@ -4671,8 +4661,6 @@ reset-mon-config {
 		};
 
 		cpu3-top-thermal {
-			polling-delay-passive = <0>;
-			polling-delay = <0>;
 			thermal-sensors = <&tsens0 5>;
 
 			trips {
@@ -4697,8 +4685,6 @@ cpu3_top_crit: cpu-critical {
 		};
 
 		cpu3-bottom-thermal {
-			polling-delay-passive = <0>;
-			polling-delay = <0>;
 			thermal-sensors = <&tsens0 6>;
 
 			trips {
@@ -4723,8 +4709,6 @@ cpu3_bottom_crit: cpu-critical {
 		};
 
 		cpu4-top-thermal {
-			polling-delay-passive = <0>;
-			polling-delay = <0>;
 			thermal-sensors = <&tsens0 7>;
 
 			trips {
@@ -4749,8 +4733,6 @@ cpu4_top_crit: cpu-critical {
 		};
 
 		cpu4-bottom-thermal {
-			polling-delay-passive = <0>;
-			polling-delay = <0>;
 			thermal-sensors = <&tsens0 8>;
 
 			trips {
@@ -4775,8 +4757,6 @@ cpu4_bottom_crit: cpu-critical {
 		};
 
 		cpu5-top-thermal {
-			polling-delay-passive = <0>;
-			polling-delay = <0>;
 			thermal-sensors = <&tsens0 9>;
 
 			trips {
@@ -4801,8 +4781,6 @@ cpu5_top_crit: cpu-critical {
 		};
 
 		cpu5-bottom-thermal {
-			polling-delay-passive = <0>;
-			polling-delay = <0>;
 			thermal-sensors = <&tsens0 10>;
 
 			trips {
@@ -4827,8 +4805,6 @@ cpu5_bottom_crit: cpu-critical {
 		};
 
 		cpu6-top-thermal {
-			polling-delay-passive = <0>;
-			polling-delay = <0>;
 			thermal-sensors = <&tsens0 11>;
 
 			trips {
@@ -4853,8 +4829,6 @@ cpu6_top_crit: cpu-critical {
 		};
 
 		cpu6-bottom-thermal {
-			polling-delay-passive = <0>;
-			polling-delay = <0>;
 			thermal-sensors = <&tsens0 12>;
 
 			trips {
@@ -4879,8 +4853,6 @@ cpu6_bottom_crit: cpu-critical {
 		};
 
 		cpu7-top-thermal {
-			polling-delay-passive = <0>;
-			polling-delay = <0>;
 			thermal-sensors = <&tsens0 13>;
 
 			trips {
@@ -4905,8 +4877,6 @@ cpu7_top_crit: cpu-critical {
 		};
 
 		cpu7-middle-thermal {
-			polling-delay-passive = <0>;
-			polling-delay = <0>;
 			thermal-sensors = <&tsens0 14>;
 
 			trips {
@@ -4931,8 +4901,6 @@ cpu7_middle_crit: cpu-critical {
 		};
 
 		cpu7-bottom-thermal {
-			polling-delay-passive = <0>;
-			polling-delay = <0>;
 			thermal-sensors = <&tsens0 15>;
 
 			trips {
@@ -4957,8 +4925,6 @@ cpu7_bottom_crit: cpu-critical {
 		};
 
 		aoss1-thermal {
-			polling-delay-passive = <0>;
-			polling-delay = <0>;
 			thermal-sensors = <&tsens1 0>;
 
 			trips {
@@ -4977,8 +4943,6 @@ reset-mon-config {
 		};
 
 		cpu0-thermal {
-			polling-delay-passive = <0>;
-			polling-delay = <0>;
 			thermal-sensors = <&tsens1 1>;
 
 			trips {
@@ -5003,8 +4967,6 @@ cpu0_crit: cpu-critical {
 		};
 
 		cpu1-thermal {
-			polling-delay-passive = <0>;
-			polling-delay = <0>;
 			thermal-sensors = <&tsens1 2>;
 
 			trips {
@@ -5029,8 +4991,6 @@ cpu1_crit: cpu-critical {
 		};
 
 		cpu2-thermal {
-			polling-delay-passive = <0>;
-			polling-delay = <0>;
 			thermal-sensors = <&tsens1 3>;
 
 			trips {
@@ -5056,7 +5016,7 @@ cpu2_crit: cpu-critical {
 
 		cdsp0-thermal {
 			polling-delay-passive = <10>;
-			polling-delay = <0>;
+
 			thermal-sensors = <&tsens2 4>;
 
 			trips {
@@ -5088,7 +5048,7 @@ cdsp0_junction_config: junction-config {
 
 		cdsp1-thermal {
 			polling-delay-passive = <10>;
-			polling-delay = <0>;
+
 			thermal-sensors = <&tsens2 5>;
 
 			trips {
@@ -5120,7 +5080,7 @@ cdsp1_junction_config: junction-config {
 
 		cdsp2-thermal {
 			polling-delay-passive = <10>;
-			polling-delay = <0>;
+
 			thermal-sensors = <&tsens2 6>;
 
 			trips {
@@ -5152,7 +5112,7 @@ cdsp2_junction_config: junction-config {
 
 		cdsp3-thermal {
 			polling-delay-passive = <10>;
-			polling-delay = <0>;
+
 			thermal-sensors = <&tsens2 7>;
 
 			trips {
@@ -5183,8 +5143,6 @@ cdsp3_junction_config: junction-config {
 		};
 
 		video-thermal {
-			polling-delay-passive = <0>;
-			polling-delay = <0>;
 			thermal-sensors = <&tsens1 8>;
 
 			trips {
@@ -5204,7 +5162,7 @@ reset-mon-config {
 
 		mem-thermal {
 			polling-delay-passive = <10>;
-			polling-delay = <0>;
+
 			thermal-sensors = <&tsens1 9>;
 
 			trips {
@@ -5229,8 +5187,6 @@ reset-mon-config {
 		};
 
 		modem0-thermal {
-			polling-delay-passive = <0>;
-			polling-delay = <0>;
 			thermal-sensors = <&tsens1 10>;
 
 			trips {
@@ -5261,8 +5217,6 @@ reset-mon-config {
 		};
 
 		modem1-thermal {
-			polling-delay-passive = <0>;
-			polling-delay = <0>;
 			thermal-sensors = <&tsens1 11>;
 
 			trips {
@@ -5293,8 +5247,6 @@ reset-mon-config {
 		};
 
 		modem2-thermal {
-			polling-delay-passive = <0>;
-			polling-delay = <0>;
 			thermal-sensors = <&tsens1 12>;
 
 			trips {
@@ -5325,8 +5277,6 @@ reset-mon-config {
 		};
 
 		modem3-thermal {
-			polling-delay-passive = <0>;
-			polling-delay = <0>;
 			thermal-sensors = <&tsens1 13>;
 
 			trips {
@@ -5357,8 +5307,6 @@ reset-mon-config {
 		};
 
 		camera0-thermal {
-			polling-delay-passive = <0>;
-			polling-delay = <0>;
 			thermal-sensors = <&tsens1 14>;
 
 			trips {
@@ -5377,8 +5325,6 @@ reset-mon-config {
 		};
 
 		camera1-thermal {
-			polling-delay-passive = <0>;
-			polling-delay = <0>;
 			thermal-sensors = <&tsens1 15>;
 
 			trips {
@@ -5397,8 +5343,6 @@ reset-mon-config {
 		};
 
 		aoss2-thermal {
-			polling-delay-passive = <0>;
-			polling-delay = <0>;
 			thermal-sensors = <&tsens2 0>;
 
 			trips {
@@ -5418,7 +5362,7 @@ reset-mon-config {
 
 		gpuss-0-thermal {
 			polling-delay-passive = <10>;
-			polling-delay = <0>;
+
 			thermal-sensors = <&tsens2 1>;
 
 			cooling-maps {
@@ -5457,7 +5401,7 @@ gpu0_junction_config: junction-config {
 
 		gpuss-1-thermal {
 			polling-delay-passive = <10>;
-			polling-delay = <0>;
+
 			thermal-sensors = <&tsens2 2>;
 
 			cooling-maps {
@@ -5496,7 +5440,7 @@ gpu1_junction_config: junction-config {
 
 		gpuss-2-thermal {
 			polling-delay-passive = <10>;
-			polling-delay = <0>;
+
 			thermal-sensors = <&tsens2 3>;
 
 			cooling-maps {
@@ -5535,7 +5479,7 @@ gpu2_junction_config: junction-config {
 
 		gpuss-3-thermal {
 			polling-delay-passive = <10>;
-			polling-delay = <0>;
+
 			thermal-sensors = <&tsens2 4>;
 
 			cooling-maps {
@@ -5574,7 +5518,7 @@ gpu3_junction_config: junction-config {
 
 		gpuss-4-thermal {
 			polling-delay-passive = <10>;
-			polling-delay = <0>;
+
 			thermal-sensors = <&tsens2 5>;
 
 			cooling-maps {
@@ -5613,7 +5557,7 @@ gpu4_junction_config: junction-config {
 
 		gpuss-5-thermal {
 			polling-delay-passive = <10>;
-			polling-delay = <0>;
+
 			thermal-sensors = <&tsens2 6>;
 
 			cooling-maps {
@@ -5652,7 +5596,7 @@ gpu5_junction_config: junction-config {
 
 		gpuss-6-thermal {
 			polling-delay-passive = <10>;
-			polling-delay = <0>;
+
 			thermal-sensors = <&tsens2 7>;
 
 			cooling-maps {
@@ -5691,7 +5635,7 @@ gpu6_junction_config: junction-config {
 
 		gpuss-7-thermal {
 			polling-delay-passive = <10>;
-			polling-delay = <0>;
+
 			thermal-sensors = <&tsens2 8>;
 
 			cooling-maps {

-- 
2.40.1


Powered by blists - more mailing lists

Powered by Openwall GNU/*/Linux Powered by OpenVZ