Re: [PATCH] mfd: intel-lpss: hide suspend/resume functions in #ifdef

From: Lee Jones
Date: Thu May 25 2023 - 06:31:44 EST


On Tue, 16 May 2023, Arnd Bergmann wrote:

> From: Arnd Bergmann <arnd@xxxxxxxx>
>
> When CONFIG_PM is disabled, the prototypes for these two functions
> are not visible:
>
> drivers/mfd/intel-lpss.c:482:5: error: no previous prototype for 'intel_lpss_suspend' [-Werror=missing-prototypes]
> 482 | int intel_lpss_suspend(struct device *dev)
> | ^~~~~~~~~~~~~~~~~~
> drivers/mfd/intel-lpss.c:503:5: error: no previous prototype for 'intel_lpss_resume' [-Werror=missing-prototypes]
> 503 | int intel_lpss_resume(struct device *dev)
>
> Add the same #ifdef around the definition of the unused functions,
> which avoids the warning and slightly reduces the code size.
>
> Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>
> ---
> drivers/mfd/intel-lpss.c | 2 ++
> 1 file changed, 2 insertions(+)

Applied, thanks

--
Lee Jones [李琼斯]