linux-kernel - Re: [PATCH 07/13] dt-bindings: media: camss: Add qcom,sm8550-camss binding

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Message-ID: <87419076-c355-4eb9-8bf4-a9f2064e3c0a@linaro.org>
Date: Mon, 30 Sep 2024 11:46:55 +0300
From: Vladimir Zapolskiy <vladimir.zapolskiy@...aro.org>
To: Krzysztof Kozlowski <krzk@...nel.org>,
 Depeng Shao <quic_depengs@...cinc.com>, rfoss@...nel.org,
 todor.too@...il.com, bryan.odonoghue@...aro.org, mchehab@...nel.org,
 robh@...nel.org, krzk+dt@...nel.org, conor+dt@...nel.org
Cc: linux-arm-msm@...r.kernel.org, linux-media@...r.kernel.org,
 devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
 kernel@...cinc.com, Yongsheng Li <quic_yon@...cinc.com>
Subject: Re: [PATCH 07/13] dt-bindings: media: camss: Add qcom,sm8550-camss
 binding

Hello Krzysztof,

On 9/30/24 10:16, Krzysztof Kozlowski wrote:
> On 25/09/2024 17:13, Depeng Shao wrote:
>> Hi Vladimir,
>>
>> On 9/6/2024 11:56 PM, Vladimir Zapolskiy wrote:
>>
>>>> +            compatible = "qcom,sm8550-camss";
>>>> +
>>>> +            reg = <0 0x0acb7000 0 0xd00>,
>>>> +                  <0 0x0acb9000 0 0xd00>,
>>>> +                  <0 0x0acbb000 0 0xd00>,
>>>> +                  <0 0x0acca000 0 0xa00>,
>>>> +                  <0 0x0acce000 0 0xa00>,
>>>> +                  <0 0x0acb6000 0 0x1000>,
>>>> +                  <0 0x0ace4000 0 0x2000>,
>>>> +                  <0 0x0ace6000 0 0x2000>,
>>>> +                  <0 0x0ace8000 0 0x2000>,
>>>> +                  <0 0x0acea000 0 0x2000>,
>>>> +                  <0 0x0acec000 0 0x2000>,
>>>> +                  <0 0x0acee000 0 0x2000>,
>>>> +                  <0 0x0acf0000 0 0x2000>,
>>>> +                  <0 0x0acf2000 0 0x2000>,
>>>> +                  <0 0x0ac62000 0 0xf000>,
>>>> +                  <0 0x0ac71000 0 0xf000>,
>>>> +                  <0 0x0ac80000 0 0xf000>,
>>>> +                  <0 0x0accb000 0 0x2800>,
>>>> +                  <0 0x0accf000 0 0x2800>;
>>>
>>> Please sort the list above in numerical order, this will change positions
>>> of "vfe_lite0", "vfe_lite1" etc.
>>>
>>> Another note, since it's not possible to map less than a page, so I believe
>>> it might make sense to align all sizes to 0x1000.
>>>
>>
>> Sure, I previously sorted by the alphabetical order of reg_name.
>> I will update it based on your suggestion. And will also make sure the
>> align all sizes to 0x1000.
> 
> If I understood correctly, you want to change the order from existing
> devices, so no. You are supposed to keep the same order, as much as
> possible.

Please elaborate, what do you mean here by the "existing evices"?

The list is not sorted by reg values, I ask to sort the list by reg values.

--
Best wishes,
Vladimir