Re: [PATCH 2/4] dt-bindings: display: msm: dp-controller: document clock parents better

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On Thu, 5 Dec 2024 at 09:33, Krzysztof Kozlowski <krzk@xxxxxxxxxx> wrote:
>
> On 04/12/2024 11:09, Dmitry Baryshkov wrote:
> > On Wed, Dec 04, 2024 at 09:02:18AM +0100, Krzysztof Kozlowski wrote:
> >> On Tue, Dec 03, 2024 at 03:41:48PM +0200, Dmitry Baryshkov wrote:
> >>> On Tue, Dec 03, 2024 at 09:01:31AM +0100, Krzysztof Kozlowski wrote:
> >>>> On 03/12/2024 04:31, Abhinav Kumar wrote:
> >>>>> Document the assigned-clock-parents better for the DP controller node
> >>>>> to indicate its functionality better.
> >>>>
> >>>>
> >>>> You change the clocks entirely, not "document". I would say that's an
> >>>> ABI break if it really is a Linux requirement. You could avoid any
> >>>> problems by just dropping the property from binding.
> >>>
> >>> But if you take a look at the existing usage, the proposed change
> >>> matches the behaviour. So, I'd say, it's really a change that makes
> >>> documentation follow the actual hardware.
> >>
> >> First, this should be in the commit msg, instead of "document better to
> >> indicate functionality better".
> >>
> >> Second, what is the point of documenting it in the first place if you
> >> can change it and changing has no impact? So maybe just drop?
> >
> > So, do you suggest setting both of the property descriptions to true? Or
> > dropping them completely and using unevaluatedProperties instead of
> > additionalProperties?
> >
>
> Dropping them entirely, without any changes of additionalProperties.
> Unless this property was added due to limitation of dtschema?

I  don't remember at this point. I think it's worth trying to drop them.

-- 
With best wishes
Dmitry




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