From mboxrd@z Thu Jan 1 00:00:00 1970 From: Dave Jones Subject: Re: [3/3] 2.6.21-rc7: known regressions (v2) Date: Wed, 25 Apr 2007 10:33:05 -0400 Message-ID: <20070425143305.GB27215@redhat.com> References: <20070423214909.GD3468@stusta.de> <20070425040605.6d6b4a82.akpm@linux-foundation.org> <20070425113102.GU3468@stusta.de> <20070425130102.GA10141@redhat.com> <1177509014.29878.12.camel@daplas> <1177509136.29878.14.camel@daplas> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <1177509136.29878.14.camel@daplas> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: linux-pm-bounces@lists.linux-foundation.org Errors-To: linux-pm-bounces@lists.linux-foundation.org To: "Antonino A. Daplas" Cc: Jeremy Fitzhardinge , James Simmons , gregkh@suse.de, Linux Kernel Mailing List , Adrian Bunk , linux-pci@atrey.karlin.mff.cuni.cz, "Eric W. Biederman" , Andrew Morton , Linus Torvalds , linux-pm@lists.linux-foundation.org List-Id: linux-pm@vger.kernel.org On Wed, Apr 25, 2007 at 09:52:16PM +0800, Antonino A. Daplas wrote: > > This is really weird, as CONFIG_FB_BACKLIGHT just selects > > BACKLIGHT_CLASS and LCD_CLASS, and adds an entry (bl_curve) > > under /sys/class/backlight/*/. Yeah, it's puzzling to me too. > > ACPI_IBM which is set (presumably) in > > Dave's kconfig, also selects the BACKLIGHT_CLASS. And the only possible > > framebuffer drivers in the thinkpad are vesafb and intelfb, none of > > which has a backlight driver. > > > > I'm still at a loss how this happens. Dave, can you post your config? http://people.redhat.com/davej/config-x60 > > And have you tried the following settings: > > FB_BACKLIGHT=y > > ACPI_IBM=n > > ACPI_VIDEO=n I think I've tried that yes. Dave -- http://www.codemonkey.org.uk