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Date: Fri, 10 May 2024 13:59:52 +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 29/31] arm64: dts: qcom: sm8450-*: 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/pm8450.dtsi    |  1 -
 arch/arm64/boot/dts/qcom/sm8450-hdk.dts | 16 ++++-----
 arch/arm64/boot/dts/qcom/sm8450.dtsi    | 64 ++++-----------------------------
 3 files changed, 13 insertions(+), 68 deletions(-)

diff --git a/arch/arm64/boot/dts/qcom/pm8450.dtsi b/arch/arm64/boot/dts/qcom/pm8450.dtsi
index ae5bce3cf46e..decb8809fd36 100644
--- a/arch/arm64/boot/dts/qcom/pm8450.dtsi
+++ b/arch/arm64/boot/dts/qcom/pm8450.dtsi
@@ -10,7 +10,6 @@ / {
 	thermal-zones {
 		pm8450-thermal {
 			polling-delay-passive = <100>;
-			polling-delay = <0>;
 
 			thermal-sensors = <&pm8450_temp_alarm>;
 
diff --git a/arch/arm64/boot/dts/qcom/sm8450-hdk.dts b/arch/arm64/boot/dts/qcom/sm8450-hdk.dts
index 3be46b56c723..27b80f52d5bf 100644
--- a/arch/arm64/boot/dts/qcom/sm8450-hdk.dts
+++ b/arch/arm64/boot/dts/qcom/sm8450-hdk.dts
@@ -138,7 +138,7 @@ pmic_glink_sbu: endpoint {
 	thermal-zones {
 		camera-thermal {
 			polling-delay-passive = <250>;
-			polling-delay = <0>;
+
 			thermal-sensors = <&pmk8350_adc_tm 2>;
 
 			trips {
@@ -152,7 +152,7 @@ active-config0 {
 
 		rear-tof-thermal {
 			polling-delay-passive = <250>;
-			polling-delay = <0>;
+
 			thermal-sensors = <&pmk8350_adc_tm 5>;
 
 			trips {
@@ -166,7 +166,7 @@ active-config0 {
 
 		skin-msm-thermal {
 			polling-delay-passive = <250>;
-			polling-delay = <0>;
+
 			thermal-sensors = <&pmk8350_adc_tm 1>;
 
 			trips {
@@ -180,7 +180,7 @@ active-config0 {
 
 		therm1-thermal {
 			polling-delay-passive = <250>;
-			polling-delay = <0>;
+
 			thermal-sensors = <&pmk8350_adc_tm 3>;
 
 			trips {
@@ -194,7 +194,7 @@ active-config0 {
 
 		therm2-thermal {
 			polling-delay-passive = <250>;
-			polling-delay = <0>;
+
 			thermal-sensors = <&pmk8350_adc_tm 6>;
 
 			trips {
@@ -208,7 +208,7 @@ active-config0 {
 
 		usb-conn-thermal {
 			polling-delay-passive = <250>;
-			polling-delay = <0>;
+
 			thermal-sensors = <&pmk8350_adc_tm 7>;
 
 			trips {
@@ -222,7 +222,7 @@ active-config0 {
 
 		wide-rfc-thermal {
 			polling-delay-passive = <250>;
-			polling-delay = <0>;
+
 			thermal-sensors = <&pmk8350_adc_tm 4>;
 
 			trips {
@@ -235,8 +235,6 @@ active-config0 {
 		};
 
 		xo-thermal {
-			polling-delay-passive = <0>;
-			polling-delay = <0>;
 			thermal-sensors = <&pmk8350_adc_tm 0>;
 
 			trips {
diff --git a/arch/arm64/boot/dts/qcom/sm8450.dtsi b/arch/arm64/boot/dts/qcom/sm8450.dtsi
index 616461fcbab9..ee60fd257efe 100644
--- a/arch/arm64/boot/dts/qcom/sm8450.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm8450.dtsi
@@ -4610,8 +4610,6 @@ sound: sound {
 
 	thermal-zones {
 		aoss0-thermal {
-			polling-delay-passive = <0>;
-			polling-delay = <0>;
 			thermal-sensors = <&tsens0 0>;
 
 			trips {
@@ -4630,8 +4628,6 @@ reset-mon-cfg {
 		};
 
 		cpuss0-thermal {
-			polling-delay-passive = <0>;
-			polling-delay = <0>;
 			thermal-sensors = <&tsens0 1>;
 
 			trips {
@@ -4650,8 +4646,6 @@ reset-mon-cfg {
 		};
 
 		cpuss1-thermal {
-			polling-delay-passive = <0>;
-			polling-delay = <0>;
 			thermal-sensors = <&tsens0 2>;
 
 			trips {
@@ -4670,8 +4664,6 @@ reset-mon-cfg {
 		};
 
 		cpuss3-thermal {
-			polling-delay-passive = <0>;
-			polling-delay = <0>;
 			thermal-sensors = <&tsens0 3>;
 
 			trips {
@@ -4690,8 +4682,6 @@ reset-mon-cfg {
 		};
 
 		cpuss4-thermal {
-			polling-delay-passive = <0>;
-			polling-delay = <0>;
 			thermal-sensors = <&tsens0 4>;
 
 			trips {
@@ -4710,8 +4700,6 @@ reset-mon-cfg {
 		};
 
 		cpu4-top-thermal {
-			polling-delay-passive = <0>;
-			polling-delay = <0>;
 			thermal-sensors = <&tsens0 5>;
 
 			trips {
@@ -4736,8 +4724,6 @@ cpu4_top_crit: cpu-crit {
 		};
 
 		cpu4-bottom-thermal {
-			polling-delay-passive = <0>;
-			polling-delay = <0>;
 			thermal-sensors = <&tsens0 6>;
 
 			trips {
@@ -4762,8 +4748,6 @@ cpu4_bottom_crit: cpu-crit {
 		};
 
 		cpu5-top-thermal {
-			polling-delay-passive = <0>;
-			polling-delay = <0>;
 			thermal-sensors = <&tsens0 7>;
 
 			trips {
@@ -4788,8 +4772,6 @@ cpu5_top_crit: cpu-crit {
 		};
 
 		cpu5-bottom-thermal {
-			polling-delay-passive = <0>;
-			polling-delay = <0>;
 			thermal-sensors = <&tsens0 8>;
 
 			trips {
@@ -4814,8 +4796,6 @@ cpu5_bottom_crit: cpu-crit {
 		};
 
 		cpu6-top-thermal {
-			polling-delay-passive = <0>;
-			polling-delay = <0>;
 			thermal-sensors = <&tsens0 9>;
 
 			trips {
@@ -4840,8 +4820,6 @@ cpu6_top_crit: cpu-crit {
 		};
 
 		cpu6-bottom-thermal {
-			polling-delay-passive = <0>;
-			polling-delay = <0>;
 			thermal-sensors = <&tsens0 10>;
 
 			trips {
@@ -4866,8 +4844,6 @@ cpu6_bottom_crit: cpu-crit {
 		};
 
 		cpu7-top-thermal {
-			polling-delay-passive = <0>;
-			polling-delay = <0>;
 			thermal-sensors = <&tsens0 11>;
 
 			trips {
@@ -4892,8 +4868,6 @@ cpu7_top_crit: cpu-crit {
 		};
 
 		cpu7-middle-thermal {
-			polling-delay-passive = <0>;
-			polling-delay = <0>;
 			thermal-sensors = <&tsens0 12>;
 
 			trips {
@@ -4918,8 +4892,6 @@ cpu7_middle_crit: cpu-crit {
 		};
 
 		cpu7-bottom-thermal {
-			polling-delay-passive = <0>;
-			polling-delay = <0>;
 			thermal-sensors = <&tsens0 13>;
 
 			trips {
@@ -4945,7 +4917,7 @@ cpu7_bottom_crit: cpu-crit {
 
 		gpu-top-thermal {
 			polling-delay-passive = <10>;
-			polling-delay = <0>;
+
 			thermal-sensors = <&tsens0 14>;
 
 			cooling-maps {
@@ -4984,7 +4956,7 @@ gpu_top_alert0: trip-point0 {
 
 		gpu-bottom-thermal {
 			polling-delay-passive = <10>;
-			polling-delay = <0>;
+
 			thermal-sensors = <&tsens0 15>;
 
 			cooling-maps {
@@ -5022,8 +4994,6 @@ gpu_bottom_alert0: trip-point0 {
 		};
 
 		aoss1-thermal {
-			polling-delay-passive = <0>;
-			polling-delay = <0>;
 			thermal-sensors = <&tsens1 0>;
 
 			trips {
@@ -5042,8 +5012,6 @@ reset-mon-cfg {
 		};
 
 		cpu0-thermal {
-			polling-delay-passive = <0>;
-			polling-delay = <0>;
 			thermal-sensors = <&tsens1 1>;
 
 			trips {
@@ -5068,8 +5036,6 @@ cpu0_crit: cpu-crit {
 		};
 
 		cpu1-thermal {
-			polling-delay-passive = <0>;
-			polling-delay = <0>;
 			thermal-sensors = <&tsens1 2>;
 
 			trips {
@@ -5094,8 +5060,6 @@ cpu1_crit: cpu-crit {
 		};
 
 		cpu2-thermal {
-			polling-delay-passive = <0>;
-			polling-delay = <0>;
 			thermal-sensors = <&tsens1 3>;
 
 			trips {
@@ -5120,8 +5084,6 @@ cpu2_crit: cpu-crit {
 		};
 
 		cpu3-thermal {
-			polling-delay-passive = <0>;
-			polling-delay = <0>;
 			thermal-sensors = <&tsens1 4>;
 
 			trips {
@@ -5147,7 +5109,7 @@ cpu3_crit: cpu-crit {
 
 		cdsp0-thermal {
 			polling-delay-passive = <10>;
-			polling-delay = <0>;
+
 			thermal-sensors = <&tsens1 5>;
 
 			trips {
@@ -5179,7 +5141,7 @@ cdsp_0_config: junction-config {
 
 		cdsp1-thermal {
 			polling-delay-passive = <10>;
-			polling-delay = <0>;
+
 			thermal-sensors = <&tsens1 6>;
 
 			trips {
@@ -5211,7 +5173,7 @@ cdsp_1_config: junction-config {
 
 		cdsp2-thermal {
 			polling-delay-passive = <10>;
-			polling-delay = <0>;
+
 			thermal-sensors = <&tsens1 7>;
 
 			trips {
@@ -5242,8 +5204,6 @@ cdsp_2_config: junction-config {
 		};
 
 		video-thermal {
-			polling-delay-passive = <0>;
-			polling-delay = <0>;
 			thermal-sensors = <&tsens1 8>;
 
 			trips {
@@ -5263,7 +5223,7 @@ reset-mon-cfg {
 
 		mem-thermal {
 			polling-delay-passive = <10>;
-			polling-delay = <0>;
+
 			thermal-sensors = <&tsens1 9>;
 
 			trips {
@@ -5288,8 +5248,6 @@ reset-mon-cfg {
 		};
 
 		modem0-thermal {
-			polling-delay-passive = <0>;
-			polling-delay = <0>;
 			thermal-sensors = <&tsens1 10>;
 
 			trips {
@@ -5320,8 +5278,6 @@ reset-mon-cfg {
 		};
 
 		modem1-thermal {
-			polling-delay-passive = <0>;
-			polling-delay = <0>;
 			thermal-sensors = <&tsens1 11>;
 
 			trips {
@@ -5352,8 +5308,6 @@ reset-mon-cfg {
 		};
 
 		modem2-thermal {
-			polling-delay-passive = <0>;
-			polling-delay = <0>;
 			thermal-sensors = <&tsens1 12>;
 
 			trips {
@@ -5384,8 +5338,6 @@ reset-mon-cfg {
 		};
 
 		modem3-thermal {
-			polling-delay-passive = <0>;
-			polling-delay = <0>;
 			thermal-sensors = <&tsens1 13>;
 
 			trips {
@@ -5416,8 +5368,6 @@ reset-mon-cfg {
 		};
 
 		camera0-thermal {
-			polling-delay-passive = <0>;
-			polling-delay = <0>;
 			thermal-sensors = <&tsens1 14>;
 
 			trips {
@@ -5436,8 +5386,6 @@ reset-mon-cfg {
 		};
 
 		camera1-thermal {
-			polling-delay-passive = <0>;
-			polling-delay = <0>;
 			thermal-sensors = <&tsens1 15>;
 
 			trips {

-- 
2.40.1


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