[PATCH] mmc: mediatek: mark PM functions as __maybe_unused

Arnd Bergmann arnd at kernel.org
Tue Dec 8 09:04:45 EST 2020

On Mon, Dec 7, 2020 at 1:33 PM Paul Cercueil <paul at crapouillou.net> wrote:
> Le ven. 4 déc. 2020 à 15:14, Arnd Bergmann <arnd at kernel.org> a écrit

> By the way, as I'm ending up doing the same in a different context, I
> think it would be useful to have a IF_ENABLED() macro defined like this:
> #define IF_ENABLED(_cfg, _ptr) (IS_ENABLED(_cfg) ? (_ptr) : NULL)
> Then the pm_ptr(_ptr) macro could be defined like this:
> #define pm_ptr(_ptr) IF_ENABLED(CONFIG_PM, _ptr)

I like that. Do you just want to go ahead and start with adding
IF_ENABLED() to your own branch then?


More information about the linux-arm-kernel mailing list