linux-kernel - Re: mainline build failure due to ace6d1448138 ("mfd: cs42l43: Add support for cs42l43 core driver")

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Message-ID: <20663b9e-8ff3-4e50-ba89-6cc028ab0981@leemhuis.info>
Date:   Sun, 24 Sep 2023 09:58:40 +0200
From:   Thorsten Leemhuis <regressions@...mhuis.info>
To:     Sudip Mukherjee <sudipm.mukherjee@...il.com>,
        James Schulman <james.schulman@...rus.com>,
        David Rhodes <david.rhodes@...rus.com>,
        Richard Fitzgerald <rf@...nsource.cirrus.com>,
        Lee Jones <lee@...nel.org>
Cc:     alsa-devel@...a-project.org, patches@...nsource.cirrus.com,
        linux-kernel@...r.kernel.org,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        regressions@...ts.linux.dev
Subject: Re: mainline build failure due to ace6d1448138 ("mfd: cs42l43: Add
 support for cs42l43 core driver")

On 23.09.23 17:02, Sudip Mukherjee wrote:
> On Wed, 30 Aug 2023 at 12:29, Sudip Mukherjee (Codethink)
> <sudipm.mukherjee@...il.com> wrote:
>>
>> Hi All,
>>
>> The latest mainline kernel branch fails to build alpha, csky and s390
>> allmodconfig with the error:
>>
>> drivers/mfd/cs42l43.c:1138:12: error: 'cs42l43_runtime_resume' defined but not used [-Werror=unused-function]
>>  1138 | static int cs42l43_runtime_resume(struct device *dev)
>>       |            ^~~~~~~~~~~~~~~~~~~~~~
>> drivers/mfd/cs42l43.c:1124:12: error: 'cs42l43_runtime_suspend' defined but not used [-Werror=unused-function]
>>  1124 | static int cs42l43_runtime_suspend(struct device *dev)
>>       |            ^~~~~~~~~~~~~~~~~~~~~~~
>> drivers/mfd/cs42l43.c:1106:12: error: 'cs42l43_resume' defined but not used [-Werror=unused-function]
>>  1106 | static int cs42l43_resume(struct device *dev)
>>       |            ^~~~~~~~~~~~~~
>> drivers/mfd/cs42l43.c:1076:12: error: 'cs42l43_suspend' defined but not used [-Werror=unused-function]
>>  1076 | static int cs42l43_suspend(struct device *dev)
>>       |            ^~~~~~~~~~~~~~~
>>
>> git bisect pointed to ace6d1448138 ("mfd: cs42l43: Add support for cs42l43 core driver")
> 
> Since its almost time for v6.6-rc3, so just a quick reminder that this
> build failure is still not fixed.

Are you sure? I had expected eb72d5207008db ("mfd: cs42l43: Use correct
macro for new-style PM runtime ops")[1] that was merged this week would
have fixed this. Or am I mixing different problems up here?

Ciao, Thorsten

[1]
https://lore.kernel.org/all/20230919110320.1388527-1-u.kleine-koenig@pengutronix.de/