linux-kernel - Re: [2/2] 2.6.21-rc7: known regressions

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Date:	Mon, 16 Apr 2007 15:32:02 +0800
From:	"Antonino A. Daplas" <adaplas@...il.com>
To:	Dave Jones <davej@...hat.com>
Cc:	Adrian Bunk <bunk@...sta.de>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Jeremy Fitzhardinge <jeremy@...p.org>,
	Richard Purdie <rpurdie@...ys.net>
Subject: Re: [2/2] 2.6.21-rc7: known regressions

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


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