Re: [PATCH 1/2] arm64: dts: rockchip: Fix multiple thermal zones conflict in rk3399.dtsi

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Gentle ping ...


On 04/06/2019 18:57, Daniel Lezcano wrote:
> Currently the common thermal zones definitions for the rk3399 assumes
> multiple thermal zones are supported by the governors. This is not the
> case and each thermal zone has its own governor instance acting
> individually without collaboration with other governors.
> 
> As the cooling device for the CPU and the GPU thermal zones is the
> same, each governors take different decisions for the same cooling
> device leading to conflicting instructions and an erratic behavior.
> 
> As the cooling-maps is about to become an optional property, let's
> remove the cpu cooling device map from the GPU thermal zone.
> 
> Signed-off-by: Daniel Lezcano <daniel.lezcano@xxxxxxxxxx>
> ---
>  arch/arm64/boot/dts/rockchip/rk3399.dtsi | 9 ---------
>  1 file changed, 9 deletions(-)
> 
> diff --git a/arch/arm64/boot/dts/rockchip/rk3399.dtsi b/arch/arm64/boot/dts/rockchip/rk3399.dtsi
> index 196ac9b78076..e1357e0f60f7 100644
> --- a/arch/arm64/boot/dts/rockchip/rk3399.dtsi
> +++ b/arch/arm64/boot/dts/rockchip/rk3399.dtsi
> @@ -821,15 +821,6 @@
>  					type = "critical";
>  				};
>  			};
> -
> -			cooling-maps {
> -				map0 {
> -					trip = <&gpu_alert0>;
> -					cooling-device =
> -						<&cpu_b0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> -						<&cpu_b1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
> -				};
> -			};
>  		};
>  	};
>  
> 


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