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Message-Id: <20240102-topic-gpu_cooling-v1-11-fda30c57e353@linaro.org>
Date: Tue, 02 Jan 2024 14:34:15 +0100
From: Konrad Dybcio <konrad.dybcio@...aro.org>
To: Bjorn Andersson <andersson@...nel.org>,
Rob Herring <robh+dt@...nel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
Conor Dooley <conor+dt@...nel.org>
Cc: Marijn Suijten <marijn.suijten@...ainline.org>,
linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org, Konrad Dybcio <konrad.dybcio@...aro.org>
Subject: [PATCH 11/12] arm64: dts: qcom: sm8550: Hook up GPU cooling device
In order to allow for throttling the GPU, hook up the cooling device
to the respective thermal zones. Also, unify the naming scheme of the
thermal zones across the tree while at it.
Signed-off-by: Konrad Dybcio <konrad.dybcio@...aro.org>
---
arch/arm64/boot/dts/qcom/sm8550.dtsi | 57 ++++++++++++++++++++++++++++++++++++
1 file changed, 57 insertions(+)
diff --git a/arch/arm64/boot/dts/qcom/sm8550.dtsi b/arch/arm64/boot/dts/qcom/sm8550.dtsi
index ee1ba5a8c8fc..692cd85f03fb 100644
--- a/arch/arm64/boot/dts/qcom/sm8550.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm8550.dtsi
@@ -2012,6 +2012,7 @@ gpu: gpu@...0000 {
operating-points-v2 = <&gpu_opp_table>;
qcom,gmu = <&gmu>;
+ #cooling-cells = <2>;
status = "disabled";
@@ -5304,6 +5305,13 @@ gpuss-0-thermal {
polling-delay = <0>;
thermal-sensors = <&tsens2 1>;
+ cooling-maps {
+ map0 {
+ trip = <&gpu0_junction_config>;
+ cooling-device = <&gpu THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+ };
+ };
+
trips {
thermal-engine-config {
temperature = <125000>;
@@ -5336,6 +5344,13 @@ gpuss-1-thermal {
polling-delay = <0>;
thermal-sensors = <&tsens2 2>;
+ cooling-maps {
+ map0 {
+ trip = <&gpu1_junction_config>;
+ cooling-device = <&gpu THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+ };
+ };
+
trips {
thermal-engine-config {
temperature = <125000>;
@@ -5368,6 +5383,13 @@ gpuss-2-thermal {
polling-delay = <0>;
thermal-sensors = <&tsens2 3>;
+ cooling-maps {
+ map0 {
+ trip = <&gpu2_junction_config>;
+ cooling-device = <&gpu THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+ };
+ };
+
trips {
thermal-engine-config {
temperature = <125000>;
@@ -5400,6 +5422,13 @@ gpuss-3-thermal {
polling-delay = <0>;
thermal-sensors = <&tsens2 4>;
+ cooling-maps {
+ map0 {
+ trip = <&gpu3_junction_config>;
+ cooling-device = <&gpu THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+ };
+ };
+
trips {
thermal-engine-config {
temperature = <125000>;
@@ -5432,6 +5461,13 @@ gpuss-4-thermal {
polling-delay = <0>;
thermal-sensors = <&tsens2 5>;
+ cooling-maps {
+ map0 {
+ trip = <&gpu4_junction_config>;
+ cooling-device = <&gpu THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+ };
+ };
+
trips {
thermal-engine-config {
temperature = <125000>;
@@ -5464,6 +5500,13 @@ gpuss-5-thermal {
polling-delay = <0>;
thermal-sensors = <&tsens2 6>;
+ cooling-maps {
+ map0 {
+ trip = <&gpu5_junction_config>;
+ cooling-device = <&gpu THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+ };
+ };
+
trips {
thermal-engine-config {
temperature = <125000>;
@@ -5496,6 +5539,13 @@ gpuss-6-thermal {
polling-delay = <0>;
thermal-sensors = <&tsens2 7>;
+ cooling-maps {
+ map0 {
+ trip = <&gpu6_junction_config>;
+ cooling-device = <&gpu THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+ };
+ };
+
trips {
thermal-engine-config {
temperature = <125000>;
@@ -5528,6 +5578,13 @@ gpuss-7-thermal {
polling-delay = <0>;
thermal-sensors = <&tsens2 8>;
+ cooling-maps {
+ map0 {
+ trip = <&gpu7_junction_config>;
+ cooling-device = <&gpu THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+ };
+ };
+
trips {
thermal-engine-config {
temperature = <125000>;
--
2.43.0
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