From patchwork Tue Jun 11 08:28:40 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Petter Reinholdtsen X-Patchwork-Id: 2703161 Return-Path: X-Original-To: patchwork-dri-devel@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork1.kernel.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) by patchwork1.kernel.org (Postfix) with ESMTP id 2E8A63FD4E for ; Tue, 11 Jun 2013 12:53:29 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 21248E63BC for ; Tue, 11 Jun 2013 05:53:29 -0700 (PDT) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from mail-out5.uio.no (mail-out5.uio.no [129.240.10.17]) by gabe.freedesktop.org (Postfix) with ESMTP id EF7B4E633F for ; Tue, 11 Jun 2013 01:28:42 -0700 (PDT) Received: from mail-mx2.uio.no ([129.240.10.30]) by mail-out5.uio.no with esmtp (Exim 4.80.1) (envelope-from ) id 1UmJwX-0005MT-7h for dri-devel@lists.freedesktop.org; Tue, 11 Jun 2013 10:28:41 +0200 Received: from ulrik.uio.no ([129.240.12.4]) by mail-mx2.uio.no with esmtp (Exim 4.80) (envelope-from ) id 1UmJwW-0004Cr-Sn; Tue, 11 Jun 2013 10:28:41 +0200 Received: by ulrik.uio.no (Postfix, from userid 43502) id 198C559F; Tue, 11 Jun 2013 10:28:40 +0200 (CEST) Date: Tue, 11 Jun 2013 10:28:40 +0200 From: Petter Reinholdtsen To: dri-devel@lists.freedesktop.org Subject: Re: Packard Bell EasyNote LV need i915.invert_brightness=1 Message-ID: <20130611082840.GC31600@ulrik.uio.no> References: <20130603085755.GC11674@ulrik.uio.no> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20130603085755.GC11674@ulrik.uio.no> User-Agent: Mutt/1.5.20 (2009-12-10) X-UiO-Ratelimit-Test: rcpts/h 2 msgs/h 1 sum rcpts/h 4 sum msgs/h 1 total rcpts 5654 max rcpts/h 25 ratelimit 0 X-UiO-Spam-info: not spam, SpamAssassin (score=-5.6, required=5.0, autolearn=disabled, RP_MATCHES_RCVD=-0.551, UIO_MAIL_IS_INTERNAL=-5, uiobl=NO, uiouri=NO) X-UiO-Scanned: 44C73E42D47230B0BD36DB5BB9BCAF62E345C6C0 X-UiO-SPAM-Test: remote_host: 129.240.12.4 spam_score: -55 maxlevel 80 minaction 0 bait 0 mail/h: 2 total 2068 max/h 66 blacklist 0 greylist 0 ratelimit 0 X-Mailman-Approved-At: Tue, 11 Jun 2013 05:45:11 -0700 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.13 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: dri-devel-bounces+patchwork-dri-devel=patchwork.kernel.org@lists.freedesktop.org Errors-To: dri-devel-bounces+patchwork-dri-devel=patchwork.kernel.org@lists.freedesktop.org [Petter Reinholdtsen 2013-06-03] > According to modinfo i915, I should report machines/video cards > needing the invert_brightness=1 setting here. The laptop in question > is described on . > The screen go black as soon as the i915 kernel module is loaded. The > problem exist in both Debian Wheezy and Ubuntu Raring. I had a closer look at the problem, and came up with a patch for the kernel that should fix this, relative to the Debian source 3.9.5-1: > PS: Please cc me, as I am not subscribed to the mailing list. My initial email have not yet shown up on the mailing list archive, but I try again and hope this one fare further. :) --- drivers/gpu/drm/i915/intel_display.c.orig 2013-06-11 09:44:27.159941945 +0200 +++ drivers/gpu/drm/i915/intel_display.c 2013-06-11 09:45:35.495938898 +0200 @@ -8786,6 +8786,9 @@ /* Acer Aspire 4736Z */ { 0x2a42, 0x1025, 0x0260, quirk_invert_brightness }, + + /* Packard Bell EasyNote LV11HC */ + { 0x0156, 0x1025, 0x0688, quirk_invert_brightness }, }; static void intel_init_quirks(struct drm_device *dev)