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From: Bjorn Andersson <bjorn.andersson@linaro.org>
To: Thara Gopinath <thara.gopinath@linaro.org>
Cc: agross@kernel.org, rui.zhang@intel.com,
	daniel.lezcano@linaro.org, viresh.kumar@linaro.org,
	rjw@rjwysocki.net, robh+dt@kernel.org, tdas@codeaurora.org,
	mka@chromium.org, linux-arm-msm@vger.kernel.org,
	linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org,
	devicetree@vger.kernel.org
Subject: Re: [Patch v3 5/6] arm64: boot: dts: qcom: sdm845: Remove cpufreq cooling devices for CPU thermal zones
Date: Fri, 9 Jul 2021 23:17:47 -0500	[thread overview]
Message-ID: <YOkfa3nG3l5djiYD@yoga> (raw)
In-Reply-To: <20210708120656.663851-6-thara.gopinath@linaro.org>

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@linaro.org>

Regards,
Bjorn

> Signed-off-by: Thara Gopinath <thara.gopinath@linaro.org>
> ---
> 
> 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
> 

  reply	other threads:[~2021-07-10  4:17 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-07-08 12:06 [Patch v3 0/6] Introduce LMh driver for Qualcomm SoCs Thara Gopinath
2021-07-08 12:06 ` [Patch v3 1/6] firmware: qcom_scm: Introduce SCM calls to access LMh Thara Gopinath
2021-07-10  4:02   ` Bjorn Andersson
2021-07-08 12:06 ` [Patch v3 2/6] thermal: qcom: Add support for LMh driver Thara Gopinath
2021-07-10  4:15   ` Bjorn Andersson
2021-07-13  0:49     ` Thara Gopinath
2021-07-08 12:06 ` [Patch v3 3/6] cpufreq: qcom-cpufreq-hw: Add dcvs interrupt support Thara Gopinath
2021-07-08 20:00   ` kernel test robot
2021-07-09  6:46   ` Viresh Kumar
2021-07-09 15:37     ` Thara Gopinath
2021-07-12  4:35       ` Viresh Kumar
2021-07-12  4:41       ` Viresh Kumar
2021-07-13  1:18         ` Thara Gopinath
2021-07-13  3:18           ` Viresh Kumar
2021-07-14 12:37             ` Thara Gopinath
2021-07-10  4:57   ` Bjorn Andersson
2021-07-13  1:09     ` Thara Gopinath
2021-07-08 12:06 ` [Patch v3 4/6] arm64: boot: dts: qcom: sdm45: Add support for LMh node Thara Gopinath
2021-07-10  4:17   ` Bjorn Andersson
2021-07-19 16:33   ` Bjorn Andersson
2021-07-19 22:44     ` Thara Gopinath
2021-07-08 12:06 ` [Patch v3 5/6] arm64: boot: dts: qcom: sdm845: Remove cpufreq cooling devices for CPU thermal zones Thara Gopinath
2021-07-10  4:17   ` Bjorn Andersson [this message]
2021-07-08 12:06 ` [Patch v3 6/6] dt-bindings: thermal: Add dt binding for QCOM LMh Thara Gopinath
2021-07-10  4:21   ` Bjorn Andersson
2021-07-13  0:54     ` Thara Gopinath
2021-07-12 17:32   ` Rob Herring
2021-07-22  3:14 ` [Patch v3 0/6] Introduce LMh driver for Qualcomm SoCs Steev Klimaszewski
2021-07-27 15:29   ` Thara Gopinath
2021-07-27 17:43     ` Steev Klimaszewski

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