Re: [lm-sensors] [RESEND PATCH V1 0/9] thermal: introduce DT thermalzone build

From: Stephen Warren
Date: Fri Jul 19 2013 - 14:45:34 EST


On 07/19/2013 07:38 AM, Eduardo Valentin wrote:
> On 18-07-2013 17:11, Guenter Roeck wrote:
>> On Thu, Jul 18, 2013 at 09:53:05AM -0400, Eduardo Valentin
>> wrote:
>>> Hello Guenter,
>>>
>>> On 17-07-2013 18:09, Guenter Roeck wrote:
>>>> On Wed, Jul 17, 2013 at 11:17:19AM -0400, Eduardo Valentin
>>>> wrote:
>>>>> Hello all,
>>>>>
>>>>> As you noticed, I am working in a way to represent thermal
>>>>> data using device tree [1]. Essentially, this should be a
>>>>> way to say what to do with a sensor and how to associate
>>>>> (cooling) actions with it.
>>>>>
>>>> Seems to me that goes way beyond the supposed scope of
>>>> devicetree data. Devicetree data is supposed to describe
>>>> hardware, not its configuration or use. This is clearly a use
>>>> case.
>>>
>>> Thanks for rising your voice here. It is important to know what
>>> hwmon ppl think about this.
>>>
>> Sorry, I don't know what ppl stands for.
>>
>>>>
>>>> Guenter
>>>
>>> As your answers to the series are giving same argument, I chose
>>> to answer on patch 0. I would be happier if you could elaborate
>>> a bit more on your concern, specially if you take hwmon cap
>>> here, and give your view with that perspective.
>>>
>>> I also considered that this work could be abusing of DT
>>> purposes. But let me explain why I still think it makes sense
>>> to have it.
>>>
>> Ultimately, you are making my point here. If you considered it,
>> did you ask devicetree experts for an opinion ? Did you discuss
>> the subject on the devicetree-discuss mailing list ? If so, what
>> was the result ?
>
> Although I have asked, I didn't get any feedback.
> https://lkml.org/lkml/2013/4/11/760
>
> But now I am requesting feedback in a formal (patch) way.
>
> Consider this patch series as official request for (devicetree
> experts and everyone involved) opinions.

I might suggest (a) sending the email "To" the DT maintainer, rather
than just CC'ing him, (b) perhaps start a new thread just to present
the proposed DT binding, and get feedback on that. A thread with a new
subject like "[RFC] DT binding for thermal zones" might get more
attention than a patch submission; the subject line of this patch
doesn't stand much (since it implies to me it's more about build
issues than DT bindings even though it does mention DT).
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