linux-kernel - Re: Thinkpad brightness keys kill X on 2.6.26.5

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Message-ID: <20081001095322.GA27987@srcf.ucam.org>
Date:	Wed, 1 Oct 2008 10:53:22 +0100
From:	Matthew Garrett <mjg59@...f.ucam.org>
To:	Jeremy Fitzhardinge <jeremy@...p.org>
Cc:	Pavel Machek <pavel@...e.cz>,
	carbonated beverage <ramune@...-ronin.org>,
	linux-kernel@...r.kernel.org
Subject: Re: Thinkpad brightness keys kill X on 2.6.26.5

On Tue, Sep 30, 2008 at 05:59:06PM -0700, Jeremy Fitzhardinge wrote:

> On my shiny new X200 running Fedora Rawhide, I'm finding that the 
> brightness control keys work OK, but the backlight remains stuck off 
> after a resume.  The machine is working fine but the backlight is just 
> off; I can see the display under a bright light.  Switching consoles and 
> poking about in /sys/class/backlight/acpi_video?/ didn't help.

Intel graphics, right? The DRM layer should handle full resume on modern 
Intel hardware, but there's the potential for bugs. This is entirely 
unrelated to ACPI, though.

-- 
Matthew Garrett | mjg59@...f.ucam.org
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