From patchwork Thu May 15 18:34:26 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hans de Goede X-Patchwork-Id: 4185711 Return-Path: X-Original-To: patchwork-dri-devel@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 39EC59FBDB for ; Thu, 15 May 2014 20:20:00 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 7E88E20398 for ; Thu, 15 May 2014 20:19:59 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) by mail.kernel.org (Postfix) with ESMTP id A51192039D for ; Thu, 15 May 2014 20:19:58 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 873F38A5A5; Thu, 15 May 2014 13:19:51 -0700 (PDT) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from mx1.redhat.com (mx1.redhat.com [209.132.183.28]) by gabe.freedesktop.org (Postfix) with ESMTP id D59446E064 for ; Thu, 15 May 2014 11:34:56 -0700 (PDT) Received: from int-mx01.intmail.prod.int.phx2.redhat.com (int-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.11]) by mx1.redhat.com (8.14.4/8.14.4) with ESMTP id s4FIYiB1016075 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK); Thu, 15 May 2014 14:34:44 -0400 Received: from shalem.localdomain.com (vpn1-6-204.ams2.redhat.com [10.36.6.204]) by int-mx01.intmail.prod.int.phx2.redhat.com (8.13.8/8.13.8) with ESMTP id s4FIYRav008671; Thu, 15 May 2014 14:34:41 -0400 From: Hans de Goede To: "Rafael J. Wysocki" , Aaron Lu , Jingoo Han , Bryan Wu , Lee Jones , Jean-Christophe Plagniol-Villard , Tomi Valkeinen , Ben Skeggs , David Airlie Subject: [PATCH 4/4] acpi-video: Add use native backlight quirk for the ThinkPad W530 Date: Thu, 15 May 2014 20:34:26 +0200 Message-Id: <1400178866-3659-5-git-send-email-hdegoede@redhat.com> In-Reply-To: <1400178866-3659-1-git-send-email-hdegoede@redhat.com> References: <1400178866-3659-1-git-send-email-hdegoede@redhat.com> X-Scanned-By: MIMEDefang 2.67 on 10.5.11.11 X-Mailman-Approved-At: Thu, 15 May 2014 13:19:36 -0700 Cc: linux-fbdev@vger.kernel.org, Hans de Goede , dri-devel@lists.freedesktop.org, linux-acpi@vger.kernel.org, stable@vger.kernel.org, Zhang Rui , Len Brown X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" X-Spam-Status: No, score=-4.8 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Like all of the other *30 ThinkPad models, the W530 has a broken acpi-video backlight control. Note in order for this to actually fix things on the ThinkPad W530 the commit titled: "nouveau: Don't check acpi_video_backlight_support() before registering backlight" is also needed. https://bugzilla.redhat.com/show_bug.cgi?id=1093171 Cc: stable@vger.kernel.org Signed-off-by: Hans de Goede --- drivers/acpi/video.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/acpi/video.c b/drivers/acpi/video.c index 123f919..0fec70d 100644 --- a/drivers/acpi/video.c +++ b/drivers/acpi/video.c @@ -523,6 +523,14 @@ static struct dmi_system_id video_dmi_table[] __initdata = { }, }, { + .callback = video_set_use_native_backlight, + .ident = "ThinkPad W530", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), + DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad W530"), + }, + }, + { .callback = video_set_use_native_backlight, .ident = "ThinkPad X1 Carbon", .matches = {