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Message-ID: <0ac1f247-be87-0f92-9ef0-c653bcdb6c1f@linaro.org>
Date:   Wed, 16 Nov 2022 10:44:54 +0100
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>, agross@...nel.org
Cc:     andersson@...nel.org, konrad.dybcio@...aro.org, robh+dt@...nel.org,
        krzysztof.kozlowski+dt@...aro.org, jassisinghbrar@...il.com,
        srinivas.kandagatla@...aro.org, jic23@...nel.org, lars@...afoo.de,
        keescook@...omium.org, tony.luck@...el.com, gpiccoli@...lia.com,
        evgreen@...omium.org, gregkh@...uxfoundation.org,
        a39.skl@...il.com, linux-arm-msm@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-iio@...r.kernel.org, linux-hardening@...r.kernel.org,
        marijn.suijten@...ainline.org, kernel@...labora.com, luca@...tu.xyz
Subject: Re: [PATCH v2 05/11] dt-bindings: mailbox: qcom: Allow syscon on
 qcom,msm8976-apcs-kpss-global

On 16/11/2022 10:00, AngeloGioacchino Del Regno wrote:
> Il 16/11/22 09:57, Krzysztof Kozlowski ha scritto:
>> On 16/11/2022 09:52, AngeloGioacchino Del Regno wrote:
>>> Il 15/11/22 17:44, Krzysztof Kozlowski ha scritto:
>>>> On 11/11/2022 13:01, AngeloGioacchino Del Regno wrote:
>>>>> MSM8976 supports SMSM, which needs this node to also be a syscon:
>>>>> move the compatible to allow that.
>>>>>
>>>>> Fixes: bcc8d70f912d ("dt-bindings: mailbox: Add compatible for the MSM8976")
>>>>
>>>> I am not sure if this is still a bug. Maybe just a missing feature?
>>>>
>>>
>>> This changes how you use this mailbox across the entire devicetree (as other
>>> nodes will not use mboxes = xxxx, but qcom,ipc = xxxx as syscon), so I think
>>> that this is not a missing feature?
>>
>> Whether it is a bug depends on existing usage. If none of msm8976 DTSes
>> use it the other way, then it is just incomplete or missing support. Not
>> a bug. If existing DTSes use it as syscon, thus you need to add syscon
>> to compatible, then it would be a bugfix.
>>
> 
> It's not a bugfix then. The Fixes tag shall be dropped.
> 
> Same question like the other commit, should I send a v3 or can it be dropped while
> applying?

Maybe better send a v3.

Best regards,
Krzysztof

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