Thread (22 messages) 22 messages, 3 authors, 2018-10-25
STALE2815d

[PATCH v3 14/16] arm64: dts: msm8916: Add gpu thermal zone

From: Amit Kucheria <hidden>
Date: 2018-09-12 09:55:02
Also in: linux-arm-msm, lkml
Subsystem: arm/qualcomm mailing list, arm/qualcomm support, the rest · Maintainers: Bjorn Andersson, Konrad Dybcio, Linus Torvalds

Initialise the gpu thermal zone to export temperature to userspace.

Signed-off-by: Amit Kucheria <redacted>
---
 arch/arm64/boot/dts/qcom/msm8916.dtsi | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)
diff --git a/arch/arm64/boot/dts/qcom/msm8916.dtsi b/arch/arm64/boot/dts/qcom/msm8916.dtsi
index be27d8dc9e6b..62f079ae9ba3 100644
--- a/arch/arm64/boot/dts/qcom/msm8916.dtsi
+++ b/arch/arm64/boot/dts/qcom/msm8916.dtsi
@@ -237,6 +237,26 @@
 			};
 		};
 
+		gpu-thermal {
+			polling-delay-passive = <250>;
+			polling-delay = <1000>;
+
+			thermal-sensors = <&tsens 2>;
+
+			trips {
+				gpu_alert: trip0 {
+					temperature = <75000>;
+					hysteresis = <2000>;
+					type = "passive";
+				};
+				gpu_crit: trip1 {
+					temperature = <95000>;
+					hysteresis = <2000>;
+					type = "critical";
+				};
+			};
+		};
+
 	};
 
 	cpu_opp_table: cpu_opp_table {
-- 
2.17.1
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