linux-kernel - Re: [PATCH v1 11/11] media: starfive: enable building

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Message-ID: <efddfbf3-8003-c5e5-5054-3d30287c4b23@linaro.org>
Date:   Wed, 8 Mar 2023 12:07:49 +0100
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Jack Zhu <jack.zhu@...rfivetech.com>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        Robert Foss <rfoss@...nel.org>,
        Todor Tomov <todor.too@...il.com>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Maxime Ripard <mripard@...nel.org>,
        Philipp Zabel <p.zabel@...gutronix.de>
Cc:     linux-media@...r.kernel.org, linux-kernel@...r.kernel.org,
        devicetree@...r.kernel.org, changhuang.liang@...rfivetech.com
Subject: Re: [PATCH v1 11/11] media: starfive: enable building

On 08/03/2023 12:03, Jack Zhu wrote:
> 
> 
> On 2023/3/8 18:33, Krzysztof Kozlowski wrote:
>> On 07/03/2023 10:46, Jack Zhu wrote:
>>>
>>>
>>> On 2023/3/3 16:43, Krzysztof Kozlowski wrote:
>>>> On 02/03/2023 10:19, jack.zhu wrote:
>>>>> Add Kconfig and Makefie, update platform/Kconfig and platform/Makefile
>>>>> to enable building of the Starfive Camera subsystem driver.
>>>>>
>>>>> Signed-off-by: jack.zhu <jack.zhu@...rfivetech.com>
>>>>> ---
>>>>>  drivers/media/platform/Kconfig           |  1 +
>>>>>  drivers/media/platform/Makefile          |  1 +
>>>>>  drivers/media/platform/starfive/Kconfig  | 18 ++++++++++++++++++
>>>>>  drivers/media/platform/starfive/Makefile | 14 ++++++++++++++
>>>>
>>>> This is not a separate commit. If it were, it would mean you just added
>>>> dead code in previous commits, so why adding dead code in first place?
>>>>
>>>
>>> The previous patches are made according to the module function.I think
>>> it is helpful to explain the composition of the code file. 
>>>
>>> stf_camss[patch 9] as a platform device manages all resources including
>>> ISP and VIN. ISP/VIN [patch 7/8]as a sub-device needs to access other
>>> resources managed by stf_camss.There is mutual reference between them.
>>> Therefore, this patch is used for the overall compilation of the starfive
>>> directory.
>>
>> So previous code is dead? Again, what is the reason for adding dead
>> code? Mutual reference is not the answer.
>>
> 
> Maybe I need to merge the previous patches[6-11] into one patch to submit?

I gave you the recommendation in my first reply. What's wrong with it?

Best regards,
Krzysztof