Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754452AbbFSIAZ (ORCPT ); Fri, 19 Jun 2015 04:00:25 -0400 Received: from ni.piap.pl ([195.187.100.4]:51204 "EHLO ni.piap.pl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753925AbbFSIAT convert rfc822-to-8bit (ORCPT ); Fri, 19 Jun 2015 04:00:19 -0400 From: khalasa@piap.pl (Krzysztof =?utf-8?Q?Ha=C5=82asa?=) To: Bjorn Helgaas , linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH] Add PCI ID and quirk for Intersil/Techwell TW686[4589] AV capture cards. Date: Fri, 19 Jun 2015 10:00:15 +0200 Message-ID: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8BIT X-KLMS-Rule-ID: 1 X-KLMS-Message-Action: clean X-KLMS-AntiSpam-Lua-Profiles: 79558 [Jun 19 2015] X-KLMS-AntiSpam-Version: 5.5.6 X-KLMS-AntiSpam-Envelope-From: khalasa@piap.pl X-KLMS-AntiSpam-Rate: 0 X-KLMS-AntiSpam-Status: not_detected X-KLMS-AntiSpam-Method: none X-KLMS-AntiSpam-Moebius-Timestamps: 3607622, 3607649, 3607209 X-KLMS-AntiSpam-Info: LuaCore: 230 2015-06-18_15-19-46 a57002d05d325a1ca642728c4b1d1e7603231830, Auth:dkim=none X-KLMS-AntiSpam-Interceptor-Info: scan successful X-KLMS-AntiPhishing: Clean, 2015/06/18 15:23:24 X-KLMS-AntiVirus: Kaspersky Security 8.0 for Linux Mail Server, version 8.0.1.721, bases: 2015/06/19 02:20:00 #8342160 X-KLMS-AntiVirus-Status: Clean, skipped Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1567 Lines: 39 Intersil/Techwell TW686[4589]-based video capture cards have an empty (zero) class code. Fix it. Signed-off-by: Krzysztof Hałasa --- a/drivers/pci/quirks.c +++ b/drivers/pci/quirks.c @@ -3662,6 +3662,26 @@ DECLARE_PCI_FIXUP_HEADER(0x1283, 0x8892, quirk_use_pcie_bridge_dma_alias); DECLARE_PCI_FIXUP_HEADER(0x8086, 0x244e, quirk_use_pcie_bridge_dma_alias); /* + * Intersil/Techwell TW686[4589]-based video capture cards have an empty (zero) + * class code. Fix it. + */ + +static void quirk_tw686x_class(struct pci_dev *pdev) +{ + /* Use "Multimedia controller" class */ + pdev->class = 0x048001; + dev_info(&pdev->dev, "TW686x PCI class workaround enabled\n"); +} +DECLARE_PCI_FIXUP_CLASS_EARLY(0x1797, 0x6864, PCI_CLASS_NOT_DEFINED, 0, + quirk_tw686x_class); +DECLARE_PCI_FIXUP_CLASS_EARLY(0x1797, 0x6865, PCI_CLASS_NOT_DEFINED, 0, + quirk_tw686x_class); +DECLARE_PCI_FIXUP_CLASS_EARLY(0x1797, 0x6868, PCI_CLASS_NOT_DEFINED, 0, + quirk_tw686x_class); +DECLARE_PCI_FIXUP_CLASS_EARLY(0x1797, 0x6869, PCI_CLASS_NOT_DEFINED, 0, + quirk_tw686x_class); + +/* * AMD has indicated that the devices below do not support peer-to-peer * in any system where they are found in the southbridge with an AMD * IOMMU in the system. Multifunction devices that do not support -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/