linux-kernel - Re: [PATCH 1/2] arm64: dts: qcom: sc7180: Add critical interrupt and cooling maps for TSENS in SC7180.

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Date:   Thu, 2 Jan 2020 02:38:24 +0530
From:   Amit Kucheria <amit.kucheria@...aro.org>
To:     Rajeshwari <rkambl@...eaurora.org>
Cc:     Andy Gross <agross@...nel.org>, Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Zhang Rui <rui.zhang@...el.com>,
        Daniel Lezcano <daniel.lezcano@...aro.org>,
        linux-arm-msm <linux-arm-msm@...r.kernel.org>,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>,
        Linux PM list <linux-pm@...r.kernel.org>,
        LKML <linux-kernel@...r.kernel.org>, sanm@...eaurora.org,
        sivaa@...eaurora.org, manafm@...eaurora.org
Subject: Re: [PATCH 1/2] arm64: dts: qcom: sc7180: Add critical interrupt and
 cooling maps for TSENS in SC7180.

On Mon, Dec 23, 2019 at 6:46 PM Rajeshwari <rkambl@...eaurora.org> wrote:
>
> Signed-off-by: Rajeshwari <rkambl@...eaurora.org>
> ---
>  arch/arm64/boot/dts/qcom/sc7180.dtsi | 289 +++++++++++++++++++++++++++++------
>  1 file changed, 239 insertions(+), 50 deletions(-)
>
> diff --git a/arch/arm64/boot/dts/qcom/sc7180.dtsi b/arch/arm64/boot/dts/qcom/sc7180.dtsi
> index 3676bfd..e419ca0 100644
> --- a/arch/arm64/boot/dts/qcom/sc7180.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sc7180.dtsi
> @@ -10,6 +10,7 @@
>  #include <dt-bindings/interrupt-controller/arm-gic.h>
>  #include <dt-bindings/phy/phy-qcom-qusb2.h>
>  #include <dt-bindings/soc/qcom,rpmh-rsc.h>
> +#include <dt-bindings/thermal/thermal.h>


<snip>

> -               cpu1-thermal {
> +               cpu_0_1-thermal {

Is this renaming to include the cluster number really improving
anything considering that the cpus section defines them as CPU0..CPU7?

Leave them as-is.

>                         polling-delay-passive = <250>;
>                         polling-delay = <1000>;
>
>                         thermal-sensors = <&tsens0 2>;
>
>                         trips {
> -                               cpu1_alert0: trip-point0 {
> +                               cpu_0_1_alert0: trip-point0 {

cpu_0_1_alert0 is unnecessarily too long, IMO. Leave it as-is. Same
for all the renames below.

>                                         temperature = <90000>;
>                                         hysteresis = <2000>;
>                                         type = "passive";
>                                 };
>
> -                               cpu1_alert1: trip-point1 {
> +                               cpu_0_1_alert1: trip-point1 {
>                                         temperature = <95000>;
>                                         hysteresis = <2000>;
>                                         type = "passive";
>                                 };
>
> -                               cpu1_crit: cpu_crit {
> +                               cpu_0_1_crit: cpu_crit {
>                                         temperature = <110000>;
>                                         hysteresis = <1000>;
>                                         type = "critical";
>                                 };
>                         };

<snip>