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Set up GPU cooling by throttling the GPU speed when reaching 115°C. Without passive_delay, the governor fires only on trip crossing interrupts. Temperature stabilizing between two trips generates no interrupt, so not all cooling levels are applied. Set passive_delay to enable periodic polling to ensure all cooling levels are applied. Signed-off-by: Aastha Pandey Signed-off-by: Akhil P Oommen --- arch/arm64/boot/dts/qcom/shikra.dtsi | 16 +++++++++++++++- 1 file changed, 15 insertions(+), 1 deletion(-) diff --git a/arch/arm64/boot/dts/qcom/shikra.dtsi b/arch/arm64/boot/dts/qcom/shikra.dtsi index 34261221664b..eeeaa369d3a7 100644 --- a/arch/arm64/boot/dts/qcom/shikra.dtsi +++ b/arch/arm64/boot/dts/qcom/shikra.dtsi @@ -2510,6 +2510,7 @@ cpuss0-critical { }; gpuss-thermal { + polling-delay-passive = <10>; thermal-sensors = <&tsens0 6>; trips { @@ -2519,12 +2520,25 @@ trip-point0 { type = "hot"; }; - gpuss-critical { + gpuss_alert0: gpuss-alert0 { temperature = <115000>; + hysteresis = <5000>; + type = "passive"; + }; + + gpuss-critical { + temperature = <120000>; hysteresis = <0>; type = "critical"; }; }; + + cooling-maps { + map0 { + trip = <&gpuss_alert0>; + cooling-device = <&gpu THERMAL_NO_LIMIT THERMAL_NO_LIMIT>; + }; + }; }; nsp-thermal { -- 2.54.0