netdev - Re: linux-next: build failure after merge of the final tree (net-next tree related)

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Message-Id: <20120921081531.67db8a7d0ac1b35426b22c45@canb.auug.org.au>
Date:	Fri, 21 Sep 2012 08:15:31 +1000
From:	Stephen Rothwell <sfr@...b.auug.org.au>
To:	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	Paul Mackerras <paulus@...ba.org>,
	<linuxppc-dev@...ts.ozlabs.org>
Cc:	David Miller <davem@...emloft.net>,
	mika.westerberg@...ux.intel.com, netdev@...r.kernel.org,
	linux-next@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: linux-next: build failure after merge of the final tree
 (net-next tree related)

[Just bring this to the attention of the PowerPC folks ...]

On Thu, 20 Sep 2012 16:45:58 -0400 (EDT) David Miller <davem@...emloft.net> wrote:
>
> From: Mika Westerberg <mika.westerberg@...ux.intel.com>
> Date: Thu, 20 Sep 2012 12:10:14 +0300
> 
> > On Thu, Sep 20, 2012 at 05:36:22PM +1000, Stephen Rothwell wrote:
> >> Hi all,
> >> 
> >> After merging the final tree, today's linux-next build (powerpc
> >> allyesconfig) failed like this:
> >> 
> >> drivers/net/ethernet/i825xx/znet.c: In function 'hardware_init':
> >> drivers/net/ethernet/i825xx/znet.c:868:2: error: implicit declaration of function 'isa_virt_to_bus' [-Werror=implicit-function-declaration]
> >> 
> >> Caused by commit 1d3ff76759b7 ("i825xx: znet: fix compiler warnings when
> >> building a 64-bit kernel").  Is there some Kconfig dependency missing (CONFIG_ISA)?
> > 
> > If we make it dependent on CONFIG_ISA then the driver cannot be built with
> > 64-bit kernel. Then again is there someone running 64-bit kernel on Zenith
> > Z-note notebook? From the pictures it looks like very ancient "laptop".
> > 
> > An alternative is to make it depend on X86 like this:
> 
> I think the powerpc port is at fault here.
> 
> Part of being able to advertise ISA_DMA_API is providing isa_virt_to_bus().

-- 
Cheers,
Stephen Rothwell                    sfr@...b.auug.org.au

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