From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 32DD8C43603 for ; Thu, 19 Dec 2019 18:58:15 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 0718A227BF for ; Thu, 19 Dec 2019 18:58:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1576781895; bh=f2Ph5aXxyhp+Ah/9djnzuyxceakXuLb4xX3/ZkgYiU4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=BqxCDJApy3+nLR7sdDM3imeVmZs7i7k3EO/VErx1Y6ZGkJZ+YErT6iVzuWb7UOwh+ KGPdWsELYYilUokKC8FcaFGe6RF70lQEjGAl2WywgO3n8mrH89pH8VU0utNPBtixh6 4lw64LxcTJxxIFVXC3iCQY5zc9d5qLqj14NPAj/A= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727531AbfLSSzL (ORCPT ); Thu, 19 Dec 2019 13:55:11 -0500 Received: from mail.kernel.org ([198.145.29.99]:50974 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730628AbfLSSzJ (ORCPT ); Thu, 19 Dec 2019 13:55:09 -0500 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 8E73B24680; Thu, 19 Dec 2019 18:55:08 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1576781709; bh=f2Ph5aXxyhp+Ah/9djnzuyxceakXuLb4xX3/ZkgYiU4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=kM4EG8g2FSl2k9NAR3sLJpGQJL4t08+AsSJldX6LNjNxnsOGjV+F2lO0Q6IRSXVhy X2J78h3cXNP6xgpS3Fieq7yZcAW9Hl5ASLAI1E9EkDghB+NOGPmCkaKqxrz3bTbhuW tbcK8Sc3RBeoY9O6Juje0Au8XQdCE48qLz1LunSg= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Thomas Zimmermann , Gerd Hoffmann , John Donnelly , Daniel Vetter , Dave Airlie , Maarten Lankhorst , Maxime Ripard , David Airlie , Sam Ravnborg , "Y.C. Chen" , Neil Armstrong , Thomas Gleixner , =?UTF-8?q?Jos=C3=A9=20Roberto=20de=20Souza?= , Andrzej Pietrasiewicz , dri-devel@lists.freedesktop.org, Allison Randal , Alex Deucher , =?UTF-8?q?Noralf=20Tr=C3=B8nnes?= Subject: [PATCH 5.4 49/80] drm/mgag200: Flag all G200 SE A machines as broken wrt Date: Thu, 19 Dec 2019 19:34:41 +0100 Message-Id: <20191219183119.492063990@linuxfoundation.org> X-Mailer: git-send-email 2.24.1 In-Reply-To: <20191219183031.278083125@linuxfoundation.org> References: <20191219183031.278083125@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Thomas Zimmermann commit 4adf0b49eea926a55fd956ef7d86750f771435ff upstream. Several MGA G200 SE machines don't respect the value of the startadd register field. After more feedback on affected machines, neither PCI subvendor ID nor the internal ID seem to hint towards the bug. All affected machines have a PCI ID of 0x0522 (i.e., G200 SE A). It was decided to flag all G200 SE A machines as broken. Signed-off-by: Thomas Zimmermann Acked-by: Gerd Hoffmann Fixes: 1591fadf857c ("drm/mgag200: Add workaround for HW that does not support 'startadd'") Cc: Thomas Zimmermann Cc: John Donnelly Cc: Daniel Vetter Cc: Gerd Hoffmann Cc: Dave Airlie Cc: Maarten Lankhorst Cc: Maxime Ripard Cc: David Airlie Cc: Sam Ravnborg Cc: "Y.C. Chen" Cc: Neil Armstrong Cc: Thomas Gleixner Cc: "José Roberto de Souza" Cc: Andrzej Pietrasiewicz Cc: dri-devel@lists.freedesktop.org Cc: # v5.3+ Cc: Greg Kroah-Hartman Cc: Allison Randal Cc: Alex Deucher Cc: "Noralf Trønnes" Link: https://patchwork.freedesktop.org/patch/msgid/20191206081901.9938-1-tzimmermann@suse.de Signed-off-by: Greg Kroah-Hartman --- drivers/gpu/drm/mgag200/mgag200_drv.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) --- a/drivers/gpu/drm/mgag200/mgag200_drv.c +++ b/drivers/gpu/drm/mgag200/mgag200_drv.c @@ -30,9 +30,8 @@ module_param_named(modeset, mgag200_mode static struct drm_driver driver; static const struct pci_device_id pciidlist[] = { - { PCI_VENDOR_ID_MATROX, 0x522, PCI_VENDOR_ID_SUN, 0x4852, 0, 0, + { PCI_VENDOR_ID_MATROX, 0x522, PCI_ANY_ID, PCI_ANY_ID, 0, 0, G200_SE_A | MGAG200_FLAG_HW_BUG_NO_STARTADD}, - { PCI_VENDOR_ID_MATROX, 0x522, PCI_ANY_ID, PCI_ANY_ID, 0, 0, G200_SE_A }, { PCI_VENDOR_ID_MATROX, 0x524, PCI_ANY_ID, PCI_ANY_ID, 0, 0, G200_SE_B }, { PCI_VENDOR_ID_MATROX, 0x530, PCI_ANY_ID, PCI_ANY_ID, 0, 0, G200_EV }, { PCI_VENDOR_ID_MATROX, 0x532, PCI_ANY_ID, PCI_ANY_ID, 0, 0, G200_WB },