[PATCH 11/12] arm64: dts: qcom: sm8550: Hook up GPU cooling device

Konrad Dybcio posted 12 patches 1 year, 11 months ago
[PATCH 11/12] arm64: dts: qcom: sm8550: Hook up GPU cooling device
Posted by Konrad Dybcio 1 year, 11 months ago
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@linaro.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@3d00000 {
 			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
Re: [PATCH 11/12] arm64: dts: qcom: sm8550: Hook up GPU cooling device
Posted by Dmitry Baryshkov 1 year, 11 months ago
On Tue, 2 Jan 2024 at 15:38, Konrad Dybcio <konrad.dybcio@linaro.org> wrote:
>
> 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@linaro.org>
> ---
>  arch/arm64/boot/dts/qcom/sm8550.dtsi | 57 ++++++++++++++++++++++++++++++++++++
>  1 file changed, 57 insertions(+)

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>


-- 
With best wishes
Dmitry