Re: [PATCH v3 2/5] phy: realtek: usb: Add driver for the Realtek SoC USB 2.0 PHY

From: Krzysztof Kozlowski
Date: Thu Jun 08 2023 - 03:15:15 EST


On 08/06/2023 08:59, Stanley Chang[昌育德] wrote:
> Hi Krzysztof,
>
>
>> I commented on your second patch, but everything is applicable here as well.
>> You have many useless debug messages. Many incorrect or useless
>> "if() return" which point to broken driver design (e.g. concurrent access to half
>> initialized structures where you substitute lack of synchronization with
>> incorrect "if() return"). Undocumented user interface is one more big trouble.
>>
>> I doubt you run checkpatch on this (be sure to run it with --strict and fix almost
>> everything).
>>
>>
> 1. I use checkpatch but without --strict. I will add it add and check again.

Around 300 issues pointed out...

> 2. Do the debugfs interfaces need to provide a document?
> I don't find any reference about this.

Not sure if we have it in docs, but it is discussed every now and then...

https://lore.kernel.org/all/CAMuHMdUaugQ5+Zhmg=oe=X2wvhazMiT=K-su0EJYKzD4Hdyn3Q@xxxxxxxxxxxxxx/
https://lore.kernel.org/all/2023060209-scouts-affection-f54d@gregkh/



Best regards,
Krzysztof