[U-Boot] [PATCH 16/16] of: clean up OF_CONTROL ifdef conditionals
Pavel Machek
pavel at denx.de
Mon Jul 27 09:05:03 CEST 2015
On Mon 2015-07-27 10:33:51, Masahiro Yamada wrote:
> Hi Pavel,
>
>
> 2015-07-27 3:38 GMT+09:00 Pavel Machek <pavel at denx.de>:
> > Hi!
> >
> >> We have flipped CONFIG_SPL_DISABLE_OF_CONTROL. We have cleansing
> >> devices, $(SPL_) and CONFIG_IS_ENABLED(), so we are ready to clear
> >> away the ugly logic in include/fdtdec.h:
> >>
> >> #ifdef CONFIG_OF_CONTROL
> >> # if defined(CONFIG_SPL_BUILD) && !defined(SPL_OF_CONTROL)
> >> # define OF_CONTROL 0
> >> # else
> >> # define OF_CONTROL 1
> >> # endif
> >> #else
> >> # define OF_CONTROL 0
> >> #endif
> >>
> >> Now CONFIG_IS_ENABLED(OF_CONTROL) is the substitute. It refers to
> >> CONFIG_OF_CONTROL for U-boot proper and CONFIG_SPL_OF_CONTROL for
> >> SPL.
> >
> > CONFIG_IS_ENABLED() is a bit too verbose. Could we get something
> > shorter, like ENABLED()?
>
> The prefix "CONFIG_" is important because this must be
> searched by scripts/basic/fixdep.c
>
> We are familiar with IS_ENABLED() which originates in Linux,
> so a new build-context-depending macro, CONFIG_IS_ENABLED() is
> reasonable naming, I believe.
>
> Besides,
>
> IS_ENABLED(CONFIG_OF_CONTROL) - before
> CONFIG_IS_ENABLED(OF_CONTROL) - after
What about CONFIG_EN(OF_CONTROL), then? I don't think confusion is
possible...
Pavel
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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