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

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Date:	Wed, 5 Mar 2014 15:16:02 +0800
From:	Linus Walleij <linus.walleij@...aro.org>
To:	Stephen Rothwell <sfr@...b.auug.org.au>,
	Fabian Vogt <fabian@...ter-vogt.de>
Cc:	"linux-next@...r.kernel.org" <linux-next@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: linux-next: build failure after merge of the final tree (gpio
 tree related)

On Wed, Mar 5, 2014 at 2:35 PM, Stephen Rothwell <sfr@...b.auug.org.au> wrote:

> After merging the final tree, today's linux-next build (powerpc
> allyesconfig) failed like this:
>
> drivers/gpio/gpio-zevio.c: In function 'zevio_gpio_port_get':
> drivers/gpio/gpio-zevio.c:70:2: error: implicit declaration of function 'IOMEM' [-Werror=implicit-function-declaration]
>   return readl(IOMEM(c->chip.regs + section_offset + port_offset));
>   ^
> drivers/gpio/gpio-zevio.c:70:2: warning: passing argument 1 of 'readl' makes pointer from integer without a cast [enabled by default]
> In file included from include/linux/io.h:22:0,
>                  from drivers/gpio/gpio-zevio.c:15:
> arch/powerpc/include/asm/io-defs.h:6:16: note: expected 'const volatile void *' but argument is of type 'int'
>  DEF_PCI_AC_RET(readl, u32, (const PCI_IO_ADDR addr), (addr), mem, addr)
>                 ^

Fabian can you suggest a patch adding the proper depends added to
the Kconfig. Check what things bring in the IOMEM etc that is needed
to compile this.

Yours,
Linus Walleij
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