linux-kernel - Re: 2.6.24-rc6-mm1 (build problem: gpio/W1)

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Message-ID: <477FBBE9.80108@oracle.com>
Date:	Sat, 05 Jan 2008 09:18:33 -0800
From:	Randy Dunlap <randy.dunlap@...cle.com>
To:	Ville Syrjälä <syrjala@....fi>
CC:	Evgeniy Polyakov <johnpol@....mipt.ru>,
	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org, david-b@...bell.net
Subject: Re: 2.6.24-rc6-mm1 (build problem: gpio/W1)

Ville Syrjälä wrote:
> On Sat, Jan 05, 2008 at 06:29:04PM +0300, Evgeniy Polyakov wrote:
>> Hi Randy.
>>
>> Sorry for long delay.
>>
>> On Mon, Dec 31, 2007 at 10:19:20AM -0800, Randy Dunlap (randy.dunlap@...cle.com) wrote:
>>>   CC      drivers/w1/masters/w1-gpio.o
>>> In file included from /local/linsrc/linux-2.6.24-rc6-mm1/drivers/w1/masters/w1-gpio.c:19:
>>> include2/asm/gpio.h:4:18: error: gpio.h: No such file or directory
>>> /local/linsrc/linux-2.6.24-rc6-mm1/drivers/w1/masters/w1-gpio.c: In function 'w1_gpio_write_bit_dir':
>>> /local/linsrc/linux-2.6.24-rc6-mm1/drivers/w1/masters/w1-gpio.c:26: error: implicit declaration of function 'gpio_direction_input'
>>> /local/linsrc/linux-2.6.24-rc6-mm1/drivers/w1/masters/w1-gpio.c:28: error: implicit declaration of function 'gpio_direction_output'
>> I believe w1-gpio it has to depend on generic gpio, Ville can you
>> confirm that?
> 
> The dependency is there:
> 
> config W1_MASTER_GPIO
> 	tristate "GPIO 1-wire busmaster"
> 	depends on GENERIC_GPIO
> 
> So it looks like the arch Kconfig has selected GENERIC_GPIO but failed
> to provide the implementation.

There was a follow-up patch in the thread that limits X86_RDC321X
to X86_32 instead of any X86.

-- 
~Randy
desserts:  http://www.xenotime.net/linux/recipes/
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