Re: [Patch v3 5/6] arm64: boot: dts: qcom: sdm845: Remove cpufreq cooling devices for CPU thermal zones

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On Thu 08 Jul 07:06 CDT 2021, Thara Gopinath wrote:

> Now that Limits h/w is enabled to monitor thermal events around cpus and
> throttle the cpu frequencies, remove cpufreq cooling device for the CPU
> thermal zones which does software throttling of cpu frequencies.
> 

Reviewed-by: Bjorn Andersson <bjorn.andersson@xxxxxxxxxx>

Regards,
Bjorn

> Signed-off-by: Thara Gopinath <thara.gopinath@xxxxxxxxxx>
> ---
> 
> v2->v3:
> 	- Improved the subject header and descrption to better reflect the
> 	  patch as per Matthias's review comments.
> 
> v1->v2:
> 	Removing only cooling maps for cpu specific thermal zones keeping the
> 	trip point definitions intact as per Daniel's suggestion. This is to
> 	ensure that thermal zone temparature and trip violation information is
> 	available to any userspace daemon monitoring these zones.
> 
>  arch/arm64/boot/dts/qcom/sdm845.dtsi | 136 ---------------------------
>  1 file changed, 136 deletions(-)
> 
> diff --git a/arch/arm64/boot/dts/qcom/sdm845.dtsi b/arch/arm64/boot/dts/qcom/sdm845.dtsi
> index 4da6b8f3dd7b..6185fff8859a 100644
> --- a/arch/arm64/boot/dts/qcom/sdm845.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sdm845.dtsi
> @@ -4994,23 +4994,6 @@ cpu0_crit: cpu_crit {
>  					type = "critical";
>  				};
>  			};
> -
> -			cooling-maps {
> -				map0 {
> -					trip = <&cpu0_alert0>;
> -					cooling-device = <&CPU0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> -							 <&CPU1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> -							 <&CPU2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> -							 <&CPU3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
> -				};
> -				map1 {
> -					trip = <&cpu0_alert1>;
> -					cooling-device = <&CPU0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> -							 <&CPU1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> -							 <&CPU2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> -							 <&CPU3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
> -				};
> -			};
>  		};
>  
>  		cpu1-thermal {
> @@ -5038,23 +5021,6 @@ cpu1_crit: cpu_crit {
>  					type = "critical";
>  				};
>  			};
> -
> -			cooling-maps {
> -				map0 {
> -					trip = <&cpu1_alert0>;
> -					cooling-device = <&CPU0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> -							 <&CPU1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> -							 <&CPU2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> -							 <&CPU3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
> -				};
> -				map1 {
> -					trip = <&cpu1_alert1>;
> -					cooling-device = <&CPU0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> -							 <&CPU1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> -							 <&CPU2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> -							 <&CPU3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
> -				};
> -			};
>  		};
>  
>  		cpu2-thermal {
> @@ -5082,23 +5048,6 @@ cpu2_crit: cpu_crit {
>  					type = "critical";
>  				};
>  			};
> -
> -			cooling-maps {
> -				map0 {
> -					trip = <&cpu2_alert0>;
> -					cooling-device = <&CPU0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> -							 <&CPU1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> -							 <&CPU2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> -							 <&CPU3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
> -				};
> -				map1 {
> -					trip = <&cpu2_alert1>;
> -					cooling-device = <&CPU0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> -							 <&CPU1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> -							 <&CPU2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> -							 <&CPU3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
> -				};
> -			};
>  		};
>  
>  		cpu3-thermal {
> @@ -5126,23 +5075,6 @@ cpu3_crit: cpu_crit {
>  					type = "critical";
>  				};
>  			};
> -
> -			cooling-maps {
> -				map0 {
> -					trip = <&cpu3_alert0>;
> -					cooling-device = <&CPU0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> -							 <&CPU1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> -							 <&CPU2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> -							 <&CPU3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
> -				};
> -				map1 {
> -					trip = <&cpu3_alert1>;
> -					cooling-device = <&CPU0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> -							 <&CPU1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> -							 <&CPU2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> -							 <&CPU3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
> -				};
> -			};
>  		};
>  
>  		cpu4-thermal {
> @@ -5170,23 +5102,6 @@ cpu4_crit: cpu_crit {
>  					type = "critical";
>  				};
>  			};
> -
> -			cooling-maps {
> -				map0 {
> -					trip = <&cpu4_alert0>;
> -					cooling-device = <&CPU4 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> -							 <&CPU5 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> -							 <&CPU6 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> -							 <&CPU7 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
> -				};
> -				map1 {
> -					trip = <&cpu4_alert1>;
> -					cooling-device = <&CPU4 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> -							 <&CPU5 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> -							 <&CPU6 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> -							 <&CPU7 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
> -				};
> -			};
>  		};
>  
>  		cpu5-thermal {
> @@ -5214,23 +5129,6 @@ cpu5_crit: cpu_crit {
>  					type = "critical";
>  				};
>  			};
> -
> -			cooling-maps {
> -				map0 {
> -					trip = <&cpu5_alert0>;
> -					cooling-device = <&CPU4 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> -							 <&CPU5 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> -							 <&CPU6 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> -							 <&CPU7 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
> -				};
> -				map1 {
> -					trip = <&cpu5_alert1>;
> -					cooling-device = <&CPU4 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> -							 <&CPU5 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> -							 <&CPU6 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> -							 <&CPU7 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
> -				};
> -			};
>  		};
>  
>  		cpu6-thermal {
> @@ -5258,23 +5156,6 @@ cpu6_crit: cpu_crit {
>  					type = "critical";
>  				};
>  			};
> -
> -			cooling-maps {
> -				map0 {
> -					trip = <&cpu6_alert0>;
> -					cooling-device = <&CPU4 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> -							 <&CPU5 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> -							 <&CPU6 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> -							 <&CPU7 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
> -				};
> -				map1 {
> -					trip = <&cpu6_alert1>;
> -					cooling-device = <&CPU4 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> -							 <&CPU5 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> -							 <&CPU6 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> -							 <&CPU7 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
> -				};
> -			};
>  		};
>  
>  		cpu7-thermal {
> @@ -5302,23 +5183,6 @@ cpu7_crit: cpu_crit {
>  					type = "critical";
>  				};
>  			};
> -
> -			cooling-maps {
> -				map0 {
> -					trip = <&cpu7_alert0>;
> -					cooling-device = <&CPU4 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> -							 <&CPU5 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> -							 <&CPU6 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> -							 <&CPU7 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
> -				};
> -				map1 {
> -					trip = <&cpu7_alert1>;
> -					cooling-device = <&CPU4 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> -							 <&CPU5 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> -							 <&CPU6 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
> -							 <&CPU7 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
> -				};
> -			};
>  		};
>  
>  		aoss0-thermal {
> -- 
> 2.25.1
> 



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