linux-kernel - Re: linux-next: Tree for August 19 (mfd/ucb)

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Date:	Wed, 20 Aug 2008 09:49:58 +0200
From:	Takashi Iwai <tiwai@...e.de>
To:	Andrew Morton <akpm@...ux-foundation.org>
Cc:	Randy Dunlap <randy.dunlap@...cle.com>, sfr@...b.auug.org.au,
	sam@...nborg.org, linux-next@...r.kernel.org,
	linux-kernel@...r.kernel.org, sameo@...nedhand.com,
	Russell King <rmk@....linux.org.uk>
Subject: Re: linux-next: Tree for August 19 (mfd/ucb)

At Tue, 19 Aug 2008 17:16:58 -0700,
Andrew Morton wrote:
> 
> On Tue, 19 Aug 2008 17:05:17 -0700
> Randy Dunlap <randy.dunlap@...cle.com> wrote:
> 
> > drivers/mfd/ucb1400 is a sound (AC97) driver, so it should depend
> > on AC97_BUS, like in the patch below.  However, with that patch in
> > place, oldconfig goes belly up on me:
> > 
> > 
> > linux-next-20080819> make ARCH=x86_64  O=X64  V=1 oldconfig
> > make -C /local/linsrc/linux-next-20080819/X64 \
> > 	KBUILD_SRC=/local/linsrc/linux-next-20080819 \
> > 	KBUILD_EXTMOD="" -f /local/linsrc/linux-next-20080819/Makefile \
> > 	oldconfig
> > make -f /local/linsrc/linux-next-20080819/scripts/Makefile.build obj=scripts/basic
> > /bin/sh /local/linsrc/linux-next-20080819/scripts/mkmakefile \
> > 	    /local/linsrc/linux-next-20080819 /local/linsrc/linux-next-20080819/X64 2 6
> >   GEN     /local/linsrc/linux-next-20080819/X64/Makefile
> > mkdir -p include/linux include/config
> > make -f /local/linsrc/linux-next-20080819/scripts/Makefile.build obj=scripts/kconfig oldconfig
> > scripts/kconfig/conf -o arch/x86/Kconfig
> > make[2]: *** [oldconfig] Segmentation fault (core dumped)
> > make[1]: *** [oldconfig] Error 2
> > make: *** [sub-make] Error 2
> > 
> > 
> > 
> > ---
> > From: Randy Dunlap <randy.dunlap@...cle.com>
> > 
> > mfd/ucb1400 sound driver uses/depends on AC97_BUS:
> > 
> > ERROR: "ac97_bus_type" [drivers/mfd/ucb1400_core.ko] undefined!
> > 
> > 
> > Signed-off-by: Randy Dunlap <randy.dunlap@...cle.com>
> > cc: Samuel Ortiz <sameo@...nedhand.com>
> > 
> > ---
> >  drivers/mfd/Kconfig |    1 +
> >  1 file changed, 1 insertion(+)
> > 
> > --- linux-next-20080819.orig/drivers/mfd/Kconfig
> > +++ linux-next-20080819/drivers/mfd/Kconfig
> > @@ -52,6 +52,7 @@ config HTC_PASIC3
> >  
> >  config UCB1400_CORE
> >  	tristate "Philips UCB1400 Core driver"
> > +	depends on AC97_BUS
> >  	help
> >  	  This enables support for the Philips UCB1400 core functions.
> >  	  The UCB1400 is an AC97 audio codec.
> 
> And this:
> 
> From: Andrew Morton <akpm@...ux-foundation.org>
> 
> ia64 allmodconfig:
> 
> In file included from include/linux/ucb1400.h:27,
>                  from drivers/mfd/ucb1400_core.c:24:
> include/asm-generic/gpio.h: In function `gpio_get_value_cansleep':
> include/asm-generic/gpio.h:147: error: implicit declaration of function `gpio_get_value'
> include/asm-generic/gpio.h: In function `gpio_set_value_cansleep':
> include/asm-generic/gpio.h:153: error: implicit declaration of function `gpio_set_value'
> drivers/mfd/ucb1400_core.c: At top level:

This one is because the superfluous inclusion of <asm-generic/gpio.h>.
Should have been fixed in the latest Russell's tree.


Takashi
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