linux-kernel - Re: [PATCH] arm64: dts: qcom: sc8280xp-lenovo-thinkpad: correct pin drive-strength

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Date:   Wed, 12 Apr 2023 09:22:40 +0200
From:   Konrad Dybcio <konrad.dybcio@...aro.org>
To:     Johan Hovold <johan@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Cc:     Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] arm64: dts: qcom: sc8280xp-lenovo-thinkpad: correct pin
 drive-strength



On 12.04.2023 09:19, Johan Hovold wrote:
> On Wed, Apr 12, 2023 at 09:03:31AM +0200, Krzysztof Kozlowski wrote:
>> On 12/04/2023 08:49, Johan Hovold wrote:
>>> On Tue, Apr 11, 2023 at 06:58:33PM +0200, Krzysztof Kozlowski wrote:
>>>> On 11/04/2023 16:23, Johan Hovold wrote:
>>>>> On Fri, Apr 07, 2023 at 08:07:10PM +0200, Krzysztof Kozlowski wrote:
>>>>>> Fix typo in drive-strength property name.
>>>>>
>>>>> In the future, please try to use the established commit-summary prefix.
>>>>> In this case:
>>>>>
>>>>> 	arm64: dts: qcom: sc8280xp-x13s:
>>>>
>>>> Sure.
>>>>
>>>> commit ca1ce7207e53cfe69aee5002eb3795069668da53
>>>> Author: Johan Hovold <johan+linaro@...nel.org>
>>>> Date:   Fri Aug 5 11:23:17 2022 +0200
>>>>
>>>>     arm64: dts: qcom: sc8280xp-lenovo-thinkpad-x13s: add alternate touchpad
>>>
>>> Yeah, we initially used a longer prefix (including "x13s" which was
>>> missing in the Subject of this patch), but quite soon decided on using
>>> the shorter
>>>
>>> 	arm64: dts: qcom: sc8280xp-x13s:
>>>
>>> instead.
>>
>> Thanks. Do you know if this rule applies to other long-names? I was
>> usually keeping full name or shortening them by cutting end, but maybe I
>> should cut the middle?
>>
>> sm8250-sony-xperia-edo-pdx206
>> sm8250-sony-xperia-edo
>> sm8250-pdx206
I do sm8250-pdx206 or sm8250-edo for common dtsi changes

Generally anything that contains the SoC name and isn't ambiguous
works, IMO. And the more concise, the better.

Konrad
> 
> I would not call it a rule just yet, but I guess there are further cases
> were this could have been used. Perhaps you can all decide to use it for
> the other Qualcomm dts as well.
> 
> For the X13s the, 'sc8280xp-x13s' is enough to uniquely define the
> board and it mirrors 'sc8280xp-crd' (and using a shorter prefix makes
> the commit logs easier to read).
> 
> The general suggestion is still to check 'git log --oneline' for the
> files in question and use what appears to be the (recent) common prefix.
> 
> Johan