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Subject: Re: [2/2] 2.6.21-rc7: known regressions
From: "Antonino A. Daplas" <adaplas@gmail.com>
To: Dave Jones <davej@redhat.com>
Cc: Adrian Bunk <bunk@stusta.de>,
       Linus Torvalds <torvalds@linux-foundation.org>,
       Andrew Morton <akpm@linux-foundation.org>,
       Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
       Jeremy Fitzhardinge <jeremy@goop.org>,
       Richard Purdie <rpurdie@rpsys.net>
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Date: Mon, 16 Apr 2007 15:32:02 +0800
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On Mon, 2007-04-16 at 03:23 -0400, Dave Jones wrote:
> On Mon, Apr 16, 2007 at 02:54:07PM +0800, Antonino A. Daplas wrote:
>  
>  > CONFIG_ACPI_VIDEO depends on BACKLIGHT_CLASS_DEVICE, which, in turn is
>  > enabled by FB_BACKLIGHT. So we can narrow it down further, can you try?
>  > 
>  > CONFIG_FB_BACKLIGHT=y
>  > CONFIG_ACPI_VIDEO=n
> 
> That also gets me a dead display. Backlight doesn't turn back on.

Anything under /sys/class/backlight?

Tony