linux-kernel - Re: [PATCH] spi: tegra20: fix build with CONFIG_PM

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Date:   Mon, 18 Oct 2021 07:28:12 -0700
From:   Guenter Roeck <linux@...ck-us.net>
To:     Thierry Reding <thierry.reding@...il.com>,
        Arnd Bergmann <arnd@...nel.org>
Cc:     Laxman Dewangan <ldewangan@...dia.com>,
        Mark Brown <broonie@...nel.org>,
        Jonathan Hunter <jonathanh@...dia.com>,
        Arnd Bergmann <arnd@...db.de>,
        Dmitry Osipenko <digetx@...il.com>,
        Geert Uytterhoeven <geert+renesas@...der.be>,
        Zhang Qilong <zhangqilong3@...wei.com>,
        Yang Yingliang <yangyingliang@...wei.com>,
        linux-spi@...r.kernel.org, linux-tegra@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] spi: tegra20: fix build with CONFIG_PM_SLEEP=n

On 10/18/21 6:57 AM, Thierry Reding wrote:
> On Wed, Oct 13, 2021 at 04:45:23PM +0200, Arnd Bergmann wrote:
>> From: Arnd Bergmann <arnd@...db.de>
>>
>> There is another one of these warnings:
>>
>> drivers/spi/spi-tegra20-slink.c:1197:12: error: 'tegra_slink_runtime_resume' defined but not used [-Werror=unused-function]
>>   1197 | static int tegra_slink_runtime_resume(struct device *dev)
>>        |            ^~~~~~~~~~~~~~~~~~~~~~~~~~
>>
>> Give it the same treatment as the other functions in this file.
>>
>> Fixes: efafec27c565 ("spi: Fix tegra20 build with CONFIG_PM=n")
>> Fixes: 2bab94090b01 ("spi: tegra20-slink: Declare runtime suspend and resume functions conditionally")
>> Signed-off-by: Arnd Bergmann <arnd@...db.de>
>> ---
>>   drivers/spi/spi-tegra20-slink.c | 2 +-
>>   1 file changed, 1 insertion(+), 1 deletion(-)
> 
> Acked-by: Thierry Reding <treding@...dia.com>
> 

The problem has now been (re-)introduced into the mainline kernel
and causes various test build failures there.

Guenter