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

Message ID 20240102-topic-gpu_cooling-v1-11-fda30c57e353@linaro.org
State New
Headers
Series Hook up GPU cooling on most qcom arm64 platforms |

Commit Message

Konrad Dybcio Jan. 2, 2024, 1:34 p.m. UTC
  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(+)
  

Comments

Dmitry Baryshkov Jan. 3, 2024, 1:08 a.m. UTC | #1
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>
  

Patch

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>;