Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756343Ab3GYOqc (ORCPT ); Thu, 25 Jul 2013 10:46:32 -0400 Received: from mail-ea0-f173.google.com ([209.85.215.173]:45225 "EHLO mail-ea0-f173.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756053Ab3GYOq3 (ORCPT ); Thu, 25 Jul 2013 10:46:29 -0400 Date: Thu, 25 Jul 2013 16:46:25 +0200 From: Daniel Vetter To: Kamal Mostafa Cc: "Rafael J. Wysocki" , James Hogan , Aaron Lu , Kalle Valo , Linus Torvalds , Linux Kernel Mailing List , Matthew Garrett , "Rafael J. Wysocki" , Steven Newbury , ACPI Devel Maling List , =?iso-8859-1?Q?J=F6rg?= Otte , Martin Steigerwald , Daniel Vetter , intel-gfx , Jani Nikula Subject: Re: Linux 3.11-rc2 (acpi backlight, revert) Message-ID: <20130725144625.GO5939@phenom.ffwll.local> Mail-Followup-To: Kamal Mostafa , "Rafael J. Wysocki" , James Hogan , Aaron Lu , Kalle Valo , Linus Torvalds , Linux Kernel Mailing List , Matthew Garrett , "Rafael J. Wysocki" , Steven Newbury , ACPI Devel Maling List , =?iso-8859-1?Q?J=F6rg?= Otte , Martin Steigerwald , intel-gfx , Jani Nikula References: <9012759.Alzqtdvh5b@vostro.rjw.lan> <2218913.HKGjJcYT1G@vostro.rjw.lan> <1374763397.5374.30.camel@fourier> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <1374763397.5374.30.camel@fourier> X-Operating-System: Linux phenom 3.11.0-rc2+ User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1881 Lines: 44 On Thu, Jul 25, 2013 at 07:43:17AM -0700, Kamal Mostafa wrote: > On Thu, 2013-07-25 at 15:00 +0200, Rafael J. Wysocki wrote: > > On Monday, July 22, 2013 09:54:21 PM Rafael J. Wysocki wrote: > > > On Monday, July 22, 2013 11:11:54 AM Linus Torvalds wrote: > > > > On Mon, Jul 22, 2013 at 6:02 AM, Rafael J. Wysocki wrote: > > > > > > > > > > Linus, do you want me to send a pull request reverting 8c5bd7a and efaa14c? > > > > > > > > Yes, but let's wait a while. Not because I think we'll fix the problem > > > > (hey, miracles might happen), but because I think it would be useful > > > > to couple the reverts with information about the particular machines > > > > that broke (and the people who reported it). So that when we > > > > inevitably try again, we can perhaps get some testing effort with > > > > those machines/people. > > > > > > > > It doesn't seem to be a show-stopped for a large number of people, so > > > > there's no huge hurry. I'd suggest doing the revert just in time for > > > > rc3, but waiting until then to gather info about people who see > > > > breakage. > > > > > > > > Sound like a plan? > > > > > > Yes, it does. > > > > OK, time to revert I guess. > > > > James, Kamal, Steven, J?rg, Martin, Kalle, please check if the apppended patch > > fixes the backlight for you. > > Yes, this revert patch does re-enable backlight control for the affected > Dell XPS13 models. Are these the same models that neeed the special quirk to not write PCH_PWM_ENABLE? Or do they need both? -Daniel -- Daniel Vetter Software Engineer, Intel Corporation +41 (0) 79 365 57 48 - http://blog.ffwll.ch -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/