From patchwork Wed Feb 17 07:47:55 2010 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alex Deucher X-Patchwork-Id: 79841 Received: from lists.sourceforge.net (lists.sourceforge.net [216.34.181.88]) by demeter.kernel.org (8.14.3/8.14.3) with ESMTP id o1H7mwfp011173 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO) for ; Wed, 17 Feb 2010 07:49:35 GMT Received: from localhost ([127.0.0.1] helo=sfs-ml-1.v29.ch3.sourceforge.com) by sfs-ml-1.v29.ch3.sourceforge.com with esmtp (Exim 4.69) (envelope-from ) id 1Nhedg-000696-MD; Wed, 17 Feb 2010 07:48:04 +0000 Received: from sfi-mx-2.v28.ch3.sourceforge.com ([172.29.28.122] helo=mx.sourceforge.net) by sfs-ml-1.v29.ch3.sourceforge.com with esmtp (Exim 4.69) (envelope-from ) id 1Nhedf-000690-Kp for dri-devel@lists.sourceforge.net; Wed, 17 Feb 2010 07:48:03 +0000 Received-SPF: pass (sfi-mx-2.v28.ch3.sourceforge.com: domain of gmail.com designates 209.85.220.216 as permitted sender) client-ip=209.85.220.216; envelope-from=alexdeucher@gmail.com; helo=mail-fx0-f216.google.com; Received: from mail-fx0-f216.google.com ([209.85.220.216]) by sfi-mx-2.v28.ch3.sourceforge.com with esmtp (Exim 4.69) id 1Nhede-0006uG-My for dri-devel@lists.sourceforge.net; Wed, 17 Feb 2010 07:48:03 +0000 Received: by fxm8 with SMTP id 8so7102397fxm.6 for ; Tue, 16 Feb 2010 23:47:55 -0800 (PST) MIME-Version: 1.0 Received: by 10.223.4.135 with SMTP id 7mr9399118far.42.1266392875689; Tue, 16 Feb 2010 23:47:55 -0800 (PST) Date: Wed, 17 Feb 2010 02:47:55 -0500 Message-ID: Subject: [PATCH] drm/radeon/kms: add LVDS pll quirk for Dell Studio 15 From: Alex Deucher To: Dave Airlie , DRI Development Mailing List X-Spam-Score: -1.4 (-) X-Spam-Report: Spam Filtering performed by mx.sourceforge.net. See http://spamassassin.org/tag/ for more details. -1.5 SPF_CHECK_PASS SPF reports sender host as permitted sender for sender-domain -0.0 SPF_PASS SPF: sender matches SPF record -0.0 DKIM_VERIFIED Domain Keys Identified Mail: signature passes verification 0.0 DKIM_SIGNED Domain Keys Identified Mail: message has a signature 0.1 AWL AWL: From: address is in the auto white-list X-Headers-End: 1Nhede-0006uG-My X-BeenThere: dri-devel@lists.sourceforge.net X-Mailman-Version: 2.1.9 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.sourceforge.net X-Greylist: IP, sender and recipient auto-whitelisted, not delayed by milter-greylist-4.2.3 (demeter.kernel.org [140.211.167.41]); Wed, 17 Feb 2010 07:49:35 +0000 (UTC) diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c index 4f7dbce..b41b4a5 100644 --- a/drivers/gpu/drm/radeon/radeon_atombios.c +++ b/drivers/gpu/drm/radeon/radeon_atombios.c @@ -1109,6 +1109,15 @@ static void radeon_atom_apply_lvds_quirks(struct drm_device *dev, lvds->pll_algo = PLL_ALGO_LEGACY; } + /* Dell Studio 15 laptop panel doesn't like new pll divider algo */ + if ((dev->pdev->device == 0x95c4) && + (dev->pdev->subsystem_vendor == 0x1028) && + (dev->pdev->subsystem_device == 0x029f)) { + if ((lvds->native_mode.hdisplay == 1280) && + (lvds->native_mode.vdisplay == 800)) + lvds->pll_algo = PLL_ALGO_LEGACY; + } + }