linux-kernel - Re: linux-next: build failure after merge of the voltage tree

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Message-ID: <1305120583.3277.14.camel@odin>
Date:	Wed, 11 May 2011 14:29:43 +0100
From:	Liam Girdwood <lrg@...mlogic.co.uk>
To:	Jorge Eduardo Candelaria <jedu@...mlogic.co.uk>
Cc:	Stephen Rothwell <sfr@...b.auug.org.au>,
	linux-next@...r.kernel.org, linux-kernel@...r.kernel.org,
	Graeme Gregory <gg@...mlogic.co.uk>
Subject: Re: linux-next: build failure after merge of the voltage tree

On Wed, 2011-05-11 at 01:43 -0500, Jorge Eduardo Candelaria wrote:
> On May 10, 2011, at 9:27 PM, Stephen Rothwell wrote:
> 
> > Hi Jorge,
> > 
> > On Tue, 10 May 2011 12:30:36 -0500 Jorge Eduardo Candelaria <jedu@...mlogic.co.uk> wrote:
> >> 
> >> On May 10, 2011, at 3:38 AM, Liam Girdwood wrote:
> >> 
> >>> On Tue, 2011-05-10 at 12:44 +1000, Stephen Rothwell wrote:
> >>>> Hi Liam,
> >>>> 
> >>>> After merging the voltage tree, today's linux-next build (x86_64
> >>>> allmodconfig) failed like this:
> >>>> 
> >>>> ERROR: "tps65910_gpio_init" [drivers/mfd/tps65910.ko] undefined!
> >>>> ERROR: "tps65910_irq_init" [drivers/mfd/tps65910.ko] undefined!
> >>>> ERROR: "irq_modify_status" [drivers/mfd/tps65910-irq.ko] undefined!
> >>>> ERROR: "irq_set_chip_and_handler_name" [drivers/mfd/tps65910-irq.ko] undefined!
> >>>> ERROR: "handle_edge_irq" [drivers/mfd/tps65910-irq.ko] undefined!
> >>>> 
> >>>> I have used the voltage tree from next-20110509 for today.
> >>> 
> >>> Jorge, could you send a fix for this today.
> >> 
> >> The following patch should solve this:
> >> 
> >> From: Jorge Eduardo Candelaria <jedu@...mlogic.co.uk>
> >> MFD: Fix TPS65910 build
> >> 
> >> Support for tps65910 as a module is not available. The driver can
> >> only be compiled as built-in. OTOH, the regulator driver can still
> >> be built as module without breaking the compilation.
> >> 
> >> Signed-off-by: Jorge Eduardo Candelaria <jedu@...mlogic.co.uk>
> > 
> > Today (even with the above patch included) I got these errors from the
> > x86_64 allmodconfig build:
> > 
> > tps65910.c:(.text+0xf4140): undefined reference to `i2c_master_send'
> > drivers/built-in.o: In function `tps65910_i2c_read':
> > tps65910.c:(.text+0xf41d2): undefined reference to `i2c_transfer'
> > drivers/built-in.o: In function `tps65910_i2c_init':
> > tps65910.c:(.init.text+0xcb83): undefined reference to `i2c_register_driver'
> > drivers/built-in.o: In function `tps65910_i2c_exit':
> > tps65910.c:(.exit.text+0x6e0): undefined reference to `i2c_del_driver'
> > 
> > I have used the voltage tree from next-20110509 again today.
> 
> Following patch should fix the dependency problems. Please review:
> 
> From: Jorge Eduardo Candelaria <jedu@...mlogic.co.uk>
> [PATCH] MFD: TPS65910: Fix I2C dependency
> 
> TPS65910 driver can only be compiled built-in, so the I2C driver
> should be as well.
> 
> Signed-off-by: Jorge Eduardo Candelaria <jedu@...mlogic.co.uk>
> ---
>  drivers/mfd/Kconfig |    2 +-
>  1 files changed, 1 insertions(+), 1 deletions(-)
> 
> diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig
> index c78865e..0131d49 100644
> --- a/drivers/mfd/Kconfig
> +++ b/drivers/mfd/Kconfig
> @@ -673,7 +673,7 @@ config MFD_OMAP_USB_HOST
>  
>  config MFD_TPS65910
>  	bool "TPS65910 Power Management chip"
> -	depends on I2C && GPIOLIB
> +	depends on I2C=y && GPIOLIB
>  	select MFD_CORE
>  	help
>  	  if you say yes here you get support for the TPS65910 series of

Now applied.

Liam

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