From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Rafael J. Wysocki" Subject: Re: i915 backlight Date: Wed, 31 Jul 2013 23:16:52 +0200 Message-ID: <1419236.138PcnXVBh@vostro.rjw.lan> References: <20130731162252.GC4724@pd.tnic> <20130731163623.GD4724@pd.tnic> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7Bit Return-path: Received: from hydra.sisk.pl ([212.160.235.94]:49441 "EHLO hydra.sisk.pl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757336Ab3GaVGl (ORCPT ); Wed, 31 Jul 2013 17:06:41 -0400 In-Reply-To: <20130731163623.GD4724@pd.tnic> Sender: linux-acpi-owner@vger.kernel.org List-Id: linux-acpi@vger.kernel.org To: Borislav Petkov Cc: intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org, lkml , ACPI Devel Maling List , Aaron Lu On Wednesday, July 31, 2013 06:36:23 PM Borislav Petkov wrote: > On Wed, Jul 31, 2013 at 06:22:52PM +0200, Borislav Petkov wrote: > > Dudes, > > > > has anyone already reported this (happens on Linus of today + > > tip/master): > > Oh, one more thing: I can't control the backlight anymore on this x230 > with the Fn-Fx keys and this is most probably related to that recent > backlight revert story. If there is a new approach I can test, please > let me know. > > Btw, it worked before on this machine with "acpi_backlight=vendor" on > the cmdline. Does reverting efaa14c help? Rafael