linux-kernel - Re: [PATCH] clk/at91: remove kernel-doc warnings in sama7g5.c

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Message-ID: <29f0b5d0-d9ab-6ef3-b280-ba3d64c8d828@infradead.org>
Date:   Tue, 17 Aug 2021 22:32:37 -0700
From:   Randy Dunlap <rdunlap@...radead.org>
To:     Claudiu.Beznea@...rochip.com, linux-kernel@...r.kernel.org
Cc:     lkp@...el.com, mturquette@...libre.com, sboyd@...nel.org,
        Eugen.Hristev@...rochip.com, linux-clk@...r.kernel.org,
        linux-doc@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        corbet@....net
Subject: Re: [PATCH] clk/at91: remove kernel-doc warnings in sama7g5.c

On 8/17/21 10:12 PM, Claudiu.Beznea@...rochip.com wrote:
> Hi Randy,
> 
> On 10.08.2021 03:54, Randy Dunlap wrote:
>> EXTERNAL EMAIL: Do not click links or open attachments unless you know the content is safe
>>
>> Fix multiple kernel-doc warnings in sama7g5.c. There are several
>> enums and structs that were not identified as such.
>> There are also several anonymous structs (that scripts/kernel-doc
>> has problems with), so add struct names to them.
>>
>> Fixes the following warnings:
>>
>> drivers/clk/at91/sama7g5.c:39: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst
>>   * PLL clocks identifiers
>> drivers/clk/at91/sama7g5.c:60: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst
>>   * PLL type identifiers
>> drivers/clk/at91/sama7g5.c:122: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst
>>   * PLL clocks description
>> drivers/clk/at91/sama7g5.c:289: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst
>>   * Master clock (MCK[1..4]) description
>> drivers/clk/at91/sama7g5.c:341: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst
>>   * System clock description
>> drivers/clk/at91/sama7g5.c:365: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst
>>   * Peripheral clock description
>> drivers/clk/at91/sama7g5.c:453: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst
>>   * Generic clock description
>> drivers/clk/at91/sama7g5.c:339: warning: Function parameter or member 'ep_chg_id' not described in 'master_clock'
>>
>> Some kernel-doc warnings are still printed, but they are all due to
>> problems in the kernel-doc script (if anyone is interested in playing
>> with some Perl :). These warnings are:
>>
>> sama7g5.c:287: warning: Function parameter or member '{' not described in 'sama7g5_plls'
>> sama7g5.c:287: warning: Function parameter or member '' not described in 'sama7g5_plls'
>> sama7g5.c:287: warning: Function parameter or member '}' not described in 'sama7g5_plls'
>> sama7g5.c:339: warning: Function parameter or member 'sama7g5_mckx' not described in 'master_clock'
>> sama7g5.c:339: warning: Function parameter or member '}' not described in 'master_clock'
>> sama7g5.c:360: warning: Function parameter or member 'sama7g5_systemck' not described in 'system_clock'
>> sama7g5.c:451: warning: Function parameter or member 'sama7g5_periphck' not described in 'periph_clock'
>> sama7g5.c:451: warning: Function parameter or member '' not described in 'periph_clock'
>> sama7g5.c:451: warning: Function parameter or member '}' not described in 'periph_clock'
>> sama7g5.c:841: warning: Function parameter or member 'sama7g5_gck' not described in 'generic_clock'
>> sama7g5.c:841: warning: Function parameter or member '}' not described in 'generic_clock'
> 
> What about keeping only one '*' instead of '**' where necessary as these
> data structures are only local to sama7g5.c file (according to
> Documentation/doc-guide/kernel-doc.rst "Functions and data structures in
> header files which are intended to be used by modules should also have
> kernel-doc comments."). This way all the warnings will be gone.

Sure, that works too.
I'll send an updated patch.

thanks.
-- 
~Randy