From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from gate.crashing.org (gate.crashing.org [63.228.1.57]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTP id 74E6B2BDB5 for ; Tue, 30 Nov 2004 08:57:12 +1100 (EST) From: Benjamin Herrenschmidt To: Frank Murphy In-Reply-To: <1101721355.31317.209633721@webmail.messagingengine.com> References: <200411232008.16854.murphyf+xfree86@f-m.fm> <200411270948.08054.murphyf+xfree86@f-m.fm> <1101607094.5176.0.camel@gaston> <200411282114.48141.murphyf+xfree86@f-m.fm> <1101674379.4653.9.camel@gaston> <1101721355.31317.209633721@webmail.messagingengine.com> Content-Type: text/plain Date: Tue, 30 Nov 2004 08:56:49 +1100 Message-Id: <1101765409.15462.3.camel@gaston> Mime-Version: 1.0 Cc: debian-x@lists.debian.org, linuxppc-dev list Subject: Re: G3 iBook LCD brightness in X under kernel 2.4.25 and 2.6.8 List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , On Mon, 2004-11-29 at 10:42 +0100, Frank Murphy wrote: > It probably is. But it's strange because I use all the same software > except the kernel to get this behavior. So there's something with the > kernel / X interface that has changed, either for 2.6 or the way Debian > builds 2.6. I have a hard time with this because there are so many > interactions: is it the PMU? The APM emulation? X driver? Kernel > driver? I don't have a good idea about how these things interact. > > Let me know what you find out. It has to do with interactions between the X driver and the atyfb driver I suppose... Ben.