linux-kernel - Re: [PATCH v10 0/8] Add StarFive Camera Subsystem driver

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Message-ID: <61617735-c196-43e1-a4c6-539f348978e0@xs4all.nl>
Date:   Wed, 18 Oct 2023 09:12:15 +0200
From:   Hans Verkuil <hverkuil-cisco@...all.nl>
To:     Jack Zhu <jack.zhu@...rfivetech.com>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        Robert Foss <rfoss@...nel.org>,
        Todor Tomov <todor.too@...il.com>, bryan.odonoghue@...aro.org,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        Laurent Pinchart <laurent.pinchart@...asonboard.com>
Cc:     linux-media@...r.kernel.org, linux-kernel@...r.kernel.org,
        devicetree@...r.kernel.org, linux-staging@...ts.linux.dev,
        changhuang.liang@...rfivetech.com
Subject: Re: [PATCH v10 0/8] Add StarFive Camera Subsystem driver

On 18/10/2023 05:11, Jack Zhu wrote:
> 
> 
> On 2023/10/16 19:40, Hans Verkuil wrote:
>> Hi Jack,
>>
>> On 08/10/2023 10:51, Jack Zhu wrote:
>>> Hi,
>>>
>>> This series is the v10 series that attempts to support the Camera Subsystem
>>> found on StarFive JH7110 SoC.
>>>
>>> This series is based on top of the master branch of media_stage repository,
>>> which is tested with a v4l2-compliance compiled from the git repo
>>> (git://linuxtv.org/v4l-utils.git).
>>
>> I get one smatch warning:
>>
>> drivers/staging/media/starfive/camss/stf-isp.c:122 isp_enum_mbus_code() warn: unsigned 'code->index' is never less than zero.
>>
> 
> Could you please tell me the code check command? This way I can use it to check
> my next commit.

See https://repo.or.cz/smatch.git/blob/HEAD:/Documentation/smatch.txt

FYI: you can use the same build scripts that I use to verify patches. It is
described here:

https://lore.kernel.org/linux-media/18989016-6392-a77b-6cf7-1223c9161def@xs4all.nl/

See the README for detailed instructions.

Regards,

	Hans

> 
>> And I also notice that there is no TODO file: staging drivers should have a
>> TODO file explaining what needs to be done to get them out of staging.
>>
> 
> OK, I'll add it to my next commit. I previously misunderstood that it was submitted
> when moving out of staging.
> 
>> I'm curious to know that as well :-)
>>
>> It looks like there is a lot of additional development that can be done, since
>> most of the ISP parameters appear to be hardcoded.
>>
> 
> Part is the module initialization configuration. In the next stage, we will use
> incremental development to implement 3A functions.
>