Re: sound/pci/lx6464es/lx6464es.c:557:2: error: implicit declaration of function 'ioport_unmap'

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At Fri, 29 Mar 2013 12:29:11 +0100,
Tim Blechmann wrote:
> 
> hi,
> 
> > tree:   git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux master
> > head:   9064171268d838b8f283fe111ef086b9479d059a
> > commit: 02bec490450836ebbd628e97ec03f10b57def8ce ALSA: lx6464es - driver for the digigram lx6464es interface
> > date:   3 years, 11 months ago
> > config: make ARCH=s390 allmodconfig
> > 
> > All error/warnings:
> > 
> >    sound/pci/lx6464es/lx6464es.c: In function 'snd_lx6464es_free':
> >    sound/pci/lx6464es/lx6464es.c:556:2: error: implicit declaration of function 'iounmap' [-Werror=implicit-function-declaration]
> >>> sound/pci/lx6464es/lx6464es.c:557:2: error: implicit declaration of function 'ioport_unmap' [-Werror=implicit-function-declaration]
> >    sound/pci/lx6464es/lx6464es.c: In function 'snd_lx6464es_create':
> >    sound/pci/lx6464es/lx6464es.c:984:30: error: 'DMA_32BIT_MASK' undeclared (first use in this function)
> >    sound/pci/lx6464es/lx6464es.c:984:30: note: each undeclared identifier is reported only once for each function it appears in
> >>> sound/pci/lx6464es/lx6464es.c:1020:2: error: implicit declaration of function 'ioport_map' [-Werror=implicit-function-declaration]
> >    sound/pci/lx6464es/lx6464es.c:1020:26: warning: assignment makes pointer from integer without a cast [enabled by default]
> >    sound/pci/lx6464es/lx6464es.c: In function 'snd_lx6464es_probe':
> >    sound/pci/lx6464es/lx6464es.c:1094:2: warning: 'snd_card_new' is deprecated (declared at include/sound/core.h:304) [-Wdeprecated-declarations]
> >    cc1: some warnings being treated as errors
> 
> i'm not really familiar with the s390 architecture. are the specific
> functions declared in a different header or are they not available at
> all? in the second case, i'd suggest to disable this driver on this
> architecture, as it seems highly unlikely that anyone is going to use
> this hardware on this architecture (it would not surprise me, if i'm the
> only user of this hardware on linux)

Heiko's patch added already the dependency on CONFIG_HAS_IOPORT in
sound/pci/Kconfig (commit 262d62eb), and I thought this should have
fixed the issue.

Heiko, could you check it again?


thanks,

Takashi
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