linux-kernel - Re: [PATCH 1/4] dt-bindings: cache: qcom,llcc: add num-banks property

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Message-ID: <21715065-c48a-4172-98ec-ce48c6a1126e@kernel.org>
Date: Tue, 3 Sep 2024 10:00:45 +0200
From: Krzysztof Kozlowski <krzk@...nel.org>
To: Jingyi Wang <quic_jingyw@...cinc.com>
Cc: Bjorn Andersson <andersson@...nel.org>,
 Konrad Dybcio <konradybcio@...nel.org>, Conor Dooley <conor@...nel.org>,
 Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>,
 linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
 linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/4] dt-bindings: cache: qcom,llcc: add num-banks property

On 03/09/2024 09:30, Jingyi Wang wrote:
> 
> 
> On 9/3/2024 3:10 PM, Krzysztof Kozlowski wrote:
>> On Tue, Sep 03, 2024 at 02:21:29PM +0800, Jingyi Wang wrote:
>>> Add a property "num-banks" for errata.
>>
>> This you said in commit subject and we see in the diff. You *MUST*
>> explain why.
>>
>>>
>>> Signed-off-by: Jingyi Wang <quic_jingyw@...cinc.com>
>>> ---
>>>  Documentation/devicetree/bindings/cache/qcom,llcc.yaml | 5 +++++
>>>  1 file changed, 5 insertions(+)
>>>
>>> diff --git a/Documentation/devicetree/bindings/cache/qcom,llcc.yaml b/Documentation/devicetree/bindings/cache/qcom,llcc.yaml
>>> index 68ea5f70b75f..03241b719c98 100644
>>> --- a/Documentation/devicetree/bindings/cache/qcom,llcc.yaml
>>> +++ b/Documentation/devicetree/bindings/cache/qcom,llcc.yaml
>>> @@ -56,6 +56,11 @@ properties:
>>>      items:
>>>        - const: multi-chan-ddr
>>>  
>>> +  num-banks:
>>
>> No vendor prefix? So this is generic property? Then add to some common
>> schema with proper explanation WHY.
>>
>>> +    $ref: /schemas/types.yaml#/definitions/uint32
>>> +    description:
>>> +      The num of llcc banks
>>
>> And what are llcc (or LLCC?) banks?
>>
>>
> Will add the vendor prefix and description in the next series.

You did not provide rationale nor answer to concerns so far.

Best regards,
Krzysztof