linux-kernel - Re: [PATCH] iomap: make PCI iomap stuff excluded when PCI isn't configured

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Date:	Sat, 10 Feb 2007 17:14:13 -0500
From:	Tejun Heo <htejun@...il.com>
To:	Heiko Carstens <heiko.carstens@...ibm.com>
CC:	Andrew Morton <akpm@...ux-foundation.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Martin Schwidefsky <schwidefsky@...ibm.com>,
	Jeff Garzik <jgarzik@...ox.com>, linux-kernel@...r.kernel.org,
	linux-s390@...r.kernel.org
Subject: Re: [PATCH] iomap: make PCI iomap stuff excluded when PCI isn't configured

Heiko Carstens wrote:
> On Sat, Feb 10, 2007 at 12:43:16PM -0500, Tejun Heo wrote:
\>> Heiko, how about this?  Does it fix s390?
> 
> Unfortunately not. Now I get
> 
>   CC      lib/iomap.o
> lib/iomap.c: In function 'devm_ioport_map_release':
> lib/iomap.c:270: warning: implicit declaration of function 'ioport_unmap'
> lib/iomap.c: In function 'devm_ioport_map':
> lib/iomap.c:297: warning: implicit declaration of function 'ioport_map'
> lib/iomap.c:297: warning: assignment makes pointer from integer without a cast

I think an arch needs to support ioport_map/unmap and noncoherent dma 
(just alias to coherent interface on x86/amd64) interface whether PCI is 
implemented or not.  No?

-- 
tejun
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