Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754354Ab3HBGAG (ORCPT ); Fri, 2 Aug 2013 02:00:06 -0400 Received: from mga14.intel.com ([143.182.124.37]:9382 "EHLO mga14.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753992Ab3HBGAE (ORCPT ); Fri, 2 Aug 2013 02:00:04 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.89,799,1367996400"; d="scan'208";a="276635848" Message-ID: <51FB4B0A.7060706@intel.com> Date: Fri, 02 Aug 2013 14:00:42 +0800 From: Aaron Lu User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130625 Thunderbird/17.0.7 MIME-Version: 1.0 To: Borislav Petkov CC: "Rafael J. Wysocki" , intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org, lkml , ACPI Devel Maling List Subject: Re: i915 backlight References: <20130731162252.GC4724@pd.tnic> <20130731163623.GD4724@pd.tnic> <1419236.138PcnXVBh@vostro.rjw.lan> <20130801080724.GA3448@nazgul.tnic> In-Reply-To: <20130801080724.GA3448@nazgul.tnic> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 579 Lines: 18 On 08/01/2013 04:07 PM, Borislav Petkov wrote: > On Wed, Jul 31, 2013 at 11:16:52PM +0200, Rafael J. Wysocki wrote: >> Does reverting efaa14c help? > > Nope. > > But see my other reply to Aaron. Assume you have specified to use intel_backlight in xorg.conf, does booting with video.brightness_switch_enabled=0 help? Thanks, Aaron -- 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/