linux-kernel - Re: [PATCH] Add support for the generic backlight device to the IBM ACPI driver

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Date:	Fri, 13 Oct 2006 12:25:50 +0200
From:	Holger Macht <hmacht@...e.de>
To:	Andrew Morton <akpm@...l.org>
Cc:	linux-acpi@...r.kernel.org, linux-kernel@...r.kernel.org,
	len.brown@...el.com
Subject: Re: [PATCH] Add support for the generic backlight device to the IBM ACPI driver

On Wed 11. Oct - 20:10:27, Andrew Morton wrote:
> On Mon, 9 Oct 2006 13:32:35 +0200
> Holger Macht <hmacht@...e.de> wrote:
> 
> > @@ -200,6 +200,7 @@ config ACPI_ASUS
> >  config ACPI_IBM
> >  	tristate "IBM ThinkPad Laptop Extras"
> >  	depends on X86
> > +	select BACKLIGHT
> 
> drivers/acpi/Kconfig:210:warning: 'select' used by config symbol 'ACPI_IBM' refer to undefined symbol 'BACKLIGHT'
> 
> select really sucks :(

Of course it has to be BACKLIGHT_DEVICE. I've sent an updated version of
the patch together with the adjustments of the asus_acpi and toshiba_acpi
drivers.

Regards,
	Holger
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