linux-kernel - Re: [PATCH v2 05/11] Doc: DT: thermal: new irq-mode for trip point

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Date:   Mon, 12 Nov 2018 09:51:09 +0100
From:   Krzysztof Kozlowski <krzk@...nel.org>
To:     l.luba@...tner.samsung.com
Cc:     devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-doc@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-pm@...r.kernel.org, rui.zhang@...el.com, edubezval@...il.com,
        daniel.lezcano@...aro.org, robh+dt@...nel.org,
        mark.rutland@....com, corbet@....net,
        Bartłomiej Żołnierkiewicz 
        <b.zolnierkie@...sung.com>
Subject: Re: [PATCH v2 05/11] Doc: DT: thermal: new irq-mode for trip point

On Wed, 7 Nov 2018 at 18:10, Lukasz Luba <l.luba@...tner.samsung.com> wrote:
>

Subject prefix:
dt-bindings: thermal:

> Thermal trip point gets new flag in DT: irq-mode.
> Trip point may have a new explicit flag which indicate
> IRQ support when the temperature is met (so the thermal framework
> deos not need to set polling for it).
> It is useful for 'passive' cooling trip point,
> which now will not register for polling the temperature.

You wrap lines in weird way making it more difficult to read.
I already asked about this while reviewing v1. Please fix it.
https://elixir.bootlin.com/linux/latest/source/Documentation/process/submitting-patches.rst#L633

>
> Update documentation about irq-mode for trip points.
>
> Cc: Zhang Rui <rui.zhang@...el.com>
> Cc: Eduardo Valentin <edubezval@...il.com>
> Cc: Daniel Lezcano <daniel.lezcano@...aro.org>
> Cc: Rob Herring <robh+dt@...nel.org>
> Cc: Mark Rutland <mark.rutland@....com>
> Cc: devicetree@...r.kernel.org
> Signed-off-by: Lukasz Luba <l.luba@...tner.samsung.com>
> ---
>  Documentation/devicetree/bindings/thermal/thermal.txt | 7 +++++++
>  1 file changed, 7 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/thermal/thermal.txt b/Documentation/devicetree/bindings/thermal/thermal.txt
> index ca14ba9..bee21e3 100644
> --- a/Documentation/devicetree/bindings/thermal/thermal.txt
> +++ b/Documentation/devicetree/bindings/thermal/thermal.txt
> @@ -90,6 +90,10 @@ Required properties:
>         "critical":     Hardware not reliable.
>    Type: string
>
> +- irq-mode:            A flag indicating that trip rises irq, so there is no

"rises IRQ" (it is an abbreviation).

Best regards,
Krzysztof

> +  Type: bool           need of polling in thermal framework.
> +  Size: one cell
> +
>  * Cooling device maps
>
>  The cooling device maps node is a node to describe how cooling devices
> @@ -256,16 +260,19 @@ thermal-zones {
>                                 temperature = <90000>; /* millicelsius */
>                                 hysteresis = <2000>; /* millicelsius */
>                                 type = "active";
> +                               irq-mode;
>                         };
>                         cpu_alert1: cpu-alert1 {
>                                 temperature = <100000>; /* millicelsius */
>                                 hysteresis = <2000>; /* millicelsius */
>                                 type = "passive";
> +                               irq-mode;
>                         };
>                         cpu_crit: cpu-crit {
>                                 temperature = <125000>; /* millicelsius */
>                                 hysteresis = <2000>; /* millicelsius */
>                                 type = "critical";
> +                               irq-mode;
>                         };
>                 };
>
> --
> 2.7.4
>