From patchwork Tue Apr 9 17:46:45 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kamal Mostafa X-Patchwork-Id: 235148 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from huckleberry.canonical.com (huckleberry.canonical.com [91.189.94.19]) by ozlabs.org (Postfix) with ESMTP id 2602A2C00BD for ; Wed, 10 Apr 2013 03:47:03 +1000 (EST) Received: from localhost ([127.0.0.1] helo=huckleberry.canonical.com) by huckleberry.canonical.com with esmtp (Exim 4.76) (envelope-from ) id 1UPcd8-0007eL-D4; Tue, 09 Apr 2013 17:46:50 +0000 Received: from youngberry.canonical.com ([91.189.89.112]) by huckleberry.canonical.com with esmtp (Exim 4.76) (envelope-from ) id 1UPcd6-0007eF-CA for kernel-team@lists.ubuntu.com; Tue, 09 Apr 2013 17:46:48 +0000 Received: from c-67-160-231-42.hsd1.ca.comcast.net ([67.160.231.42] helo=[192.168.1.7]) by youngberry.canonical.com with esmtpsa (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1UPcd6-0002iV-0N; Tue, 09 Apr 2013 17:46:48 +0000 Message-ID: <1365529605.3475.197.camel@fourier> Subject: [Raring][PULL] drm/i915: quirk no PCH_PWM_ENABLE for Dell XPS13 backlight From: Kamal Mostafa To: kernel-team@lists.ubuntu.com Date: Tue, 09 Apr 2013 10:46:45 -0700 X-Mailer: Evolution 3.6.2-0ubuntu1 Mime-Version: 1.0 X-BeenThere: kernel-team@lists.ubuntu.com X-Mailman-Version: 2.1.14 Precedence: list List-Id: Kernel team discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: kernel-team-bounces@lists.ubuntu.com Sender: kernel-team-bounces@lists.ubuntu.com Please pull this i915 quirk patch to fix the recent Dell XPS 13 brightness control regression: BugLink: https://bugzilla.kernel.org/show_bug.cgi?id=47941 BugLink: https://bugs.launchpad.net/bugs/1163720 BugLink: https://bugs.launchpad.net/bugs/1162026 This fix only affects Dell XPS 13 models (Sandy Bridge and Ivy Bridge). I have posted this patch to the bugzilla bug (linked above, comment #69), and will submit it formally upstream pending reaction from upstream users and the i915 maintainers there. Since LP: #1163720 is a regression in Raring, I would like to have it applied as SAUCE in the interim. Thanks, -Kamal -------- >8 ---------------------------------------------------- The following changes since commit 32c4f47c42bcbab2fd829365f4715cfe04ba93cf: UBUNTU: [Config] Disable CONFIG_PARPORT_PC_FIFO (2013-04-09 09:45:30 -0700) are available in the git repository at: git://kernel.ubuntu.com/kamal/ubuntu-raring.git dellxps13-backlight for you to fetch changes up to eb6ab05ed9e43eccb5aaed313a67c87e099d7b33: UBUNTU: SAUCE: drm/i915: quirk no PCH_PWM_ENABLE for Dell XPS13 backlight (2013-04-09 10:14:28 -0700) ---------------------------------------------------------------- Kamal Mostafa (1): UBUNTU: SAUCE: drm/i915: quirk no PCH_PWM_ENABLE for Dell XPS13 backlight drivers/gpu/drm/i915/i915_drv.h | 1 + drivers/gpu/drm/i915/intel_display.c | 15 +++++++++++++++ drivers/gpu/drm/i915/intel_panel.c | 3 ++- 3 files changed, 18 insertions(+), 1 deletion(-)