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[02/12] arm64: dts: qcom: msm8939: Hook up GPU cooling device

Message ID 20240102-topic-gpu_cooling-v1-2-fda30c57e353@linaro.org
State Accepted
Commit 93c4e1fb9dd9e56b09adc4a85692de3a97209960
Headers show
Series Hook up GPU cooling on most qcom arm64 platforms | expand

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.

Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org>
---
 arch/arm64/boot/dts/qcom/msm8939.dtsi | 9 +++++++++
 1 file changed, 9 insertions(+)

Comments

Dmitry Baryshkov Jan. 3, 2024, 1:05 a.m. UTC | #1 
On Tue, 2 Jan 2024 at 15:35, 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.
>
> Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org>
> ---
>  arch/arm64/boot/dts/qcom/msm8939.dtsi | 9 +++++++++
>  1 file changed, 9 insertions(+)


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

Patch

diff --git a/arch/arm64/boot/dts/qcom/msm8939.dtsi b/arch/arm64/boot/dts/qcom/msm8939.dtsi
index 29f6bd9df2eb..e0521a060cf8 100644
--- a/arch/arm64/boot/dts/qcom/msm8939.dtsi
+++ b/arch/arm64/boot/dts/qcom/msm8939.dtsi
@@ -1439,6 +1439,8 @@  gpu: gpu@1c00000 {
 			power-domains = <&gcc OXILI_GDSC>;
 			operating-points-v2 = <&opp_table>;
 			iommus = <&gpu_iommu 1>, <&gpu_iommu 2>;
+			#cooling-cells = <2>;
+
 			status = "disabled";
 
 			opp_table: opp-table {
@@ -2468,6 +2470,13 @@  gpu-thermal {
 
 			thermal-sensors = <&tsens 3>;
 
+			cooling-maps {
+				map0 {
+					trip = <&gpu_alert0>;
+					cooling-device = <&gpu THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+				};
+			};
+
 			trips {
 				gpu_alert0: trip-point0 {
 					temperature = <75000>;