Add cooling-cells property and the cooling maps for the gpu tzones to support GPU cooling.
Signed-off-by: Akhil P Oommen akhilpo@codeaurora.org --- The thermal policy should be set as 'step_wise' for gpu tzones from the userspace during boot up.
arch/arm64/boot/dts/qcom/sc7180.dtsi | 30 +++++++++++++++++++++++------- 1 file changed, 23 insertions(+), 7 deletions(-)
diff --git a/arch/arm64/boot/dts/qcom/sc7180.dtsi b/arch/arm64/boot/dts/qcom/sc7180.dtsi index d46b383..a7ea029 100644 --- a/arch/arm64/boot/dts/qcom/sc7180.dtsi +++ b/arch/arm64/boot/dts/qcom/sc7180.dtsi @@ -2,7 +2,7 @@ /* * SC7180 SoC device tree source * - * Copyright (c) 2019, The Linux Foundation. All rights reserved. + * Copyright (c) 2019-20, The Linux Foundation. All rights reserved. */
#include <dt-bindings/clock/qcom,dispcc-sc7180.h> @@ -1886,6 +1886,8 @@ operating-points-v2 = <&gpu_opp_table>; qcom,gmu = <&gmu>;
+ #cooling-cells = <2>; + interconnects = <&gem_noc MASTER_GFX3D &mc_virt SLAVE_EBI1>; interconnect-names = "gfx-mem";
@@ -3825,16 +3827,16 @@ };
gpuss0-thermal { - polling-delay-passive = <0>; + polling-delay-passive = <100>; polling-delay = <0>;
thermal-sensors = <&tsens0 13>;
trips { gpuss0_alert0: trip-point0 { - temperature = <90000>; + temperature = <95000>; hysteresis = <2000>; - type = "hot"; + type = "passive"; };
gpuss0_crit: gpuss0_crit { @@ -3843,19 +3845,26 @@ type = "critical"; }; }; + + cooling-maps { + map0 { + trip = <&gpuss0_alert0>; + cooling-device = <&gpu THERMAL_NO_LIMIT THERMAL_NO_LIMIT>; + }; + }; };
gpuss1-thermal { - polling-delay-passive = <0>; + polling-delay-passive = <100>; polling-delay = <0>;
thermal-sensors = <&tsens0 14>;
trips { gpuss1_alert0: trip-point0 { - temperature = <90000>; + temperature = <95000>; hysteresis = <2000>; - type = "hot"; + type = "passive"; };
gpuss1_crit: gpuss1_crit { @@ -3864,6 +3873,13 @@ type = "critical"; }; }; + + cooling-maps { + map0 { + trip = <&gpuss0_alert0>; + cooling-device = <&gpu THERMAL_NO_LIMIT THERMAL_NO_LIMIT>; + }; + }; };
aoss1-thermal {