From patchwork Thu Jan 22 19:44:22 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Dugger, Donald D" X-Patchwork-Id: 5687741 X-Patchwork-Delegate: bhelgaas@google.com Return-Path: X-Original-To: patchwork-linux-pci@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id AA1709F358 for ; Thu, 22 Jan 2015 19:44:29 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 3C59B201C8 for ; Thu, 22 Jan 2015 19:44:29 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 642DD201C0 for ; Thu, 22 Jan 2015 19:44:27 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753497AbbAVTo0 (ORCPT ); Thu, 22 Jan 2015 14:44:26 -0500 Received: from mga09.intel.com ([134.134.136.24]:20761 "EHLO mga09.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753185AbbAVToZ (ORCPT ); Thu, 22 Jan 2015 14:44:25 -0500 Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by orsmga102.jf.intel.com with ESMTP; 22 Jan 2015 11:41:23 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.09,450,1418112000"; d="scan'208";a="655077539" Received: from orsmsx109.amr.corp.intel.com ([10.22.240.7]) by fmsmga001.fm.intel.com with ESMTP; 22 Jan 2015 11:44:24 -0800 Received: from orsmsx111.amr.corp.intel.com (10.22.240.12) by ORSMSX109.amr.corp.intel.com (10.22.240.7) with Microsoft SMTP Server (TLS) id 14.3.195.1; Thu, 22 Jan 2015 11:44:23 -0800 Received: from orsmsx114.amr.corp.intel.com ([169.254.8.100]) by ORSMSX111.amr.corp.intel.com ([169.254.11.110]) with mapi id 14.03.0195.001; Thu, 22 Jan 2015 11:44:22 -0800 From: "Dugger, Donald D" To: Alex Williamson , "linux-pci@vger.kernel.org" CC: "bhelgaas@google.com" , "linux-kernel@vger.kernel.org" Subject: RE: [PATCH] PCI: Add Wellsburg (X99) to Intel PCH root port ACS quirk Thread-Topic: [PATCH] PCI: Add Wellsburg (X99) to Intel PCH root port ACS quirk Thread-Index: AQHQNnEOxOUUpyxvgEq2jahlkIAfeZzMio4w Date: Thu, 22 Jan 2015 19:44:22 +0000 Message-ID: <6AF484C0160C61439DE06F17668F3BCB5348FE8C@ORSMSX114.amr.corp.intel.com> References: <20150122181524.1586.14496.stgit@gimli.home> In-Reply-To: <20150122181524.1586.14496.stgit@gimli.home> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [10.22.254.140] MIME-Version: 1.0 Sender: linux-pci-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org X-Spam-Status: No, score=-6.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, T_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 Ack-by: Don Dugger --- Don Dugger "Censeo Toto nos in Kansa esse decisse." - D. Gale Ph: 303/443-3786 -----Original Message----- From: Alex Williamson [mailto:alex.williamson@redhat.com] Sent: Thursday, January 22, 2015 11:16 AM To: linux-pci@vger.kernel.org Cc: bhelgaas@google.com; Dugger, Donald D; linux-kernel@vger.kernel.org Subject: [PATCH] PCI: Add Wellsburg (X99) to Intel PCH root port ACS quirk Intel has confirmed that the Wellsburg chipset, while not reporting ACS, does provide the proper isolation through the RCBA/BSPR registers, so the same quirk works for this set of device IDs. Signed-off-by: Alex Williamson Cc: Don Dugger --- drivers/pci/quirks.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c index ed6f89b..2cdb789 100644 --- a/drivers/pci/quirks.c +++ b/drivers/pci/quirks.c @@ -3630,6 +3630,9 @@ static const u16 pci_quirk_intel_pch_acs_ids[] = { 0x9c98, 0x9c99, 0x9c9a, 0x9c9b, /* Patsburg (X79) PCH */ 0x1d10, 0x1d12, 0x1d14, 0x1d16, 0x1d18, 0x1d1a, 0x1d1c, 0x1d1e, + /* Wellsburg (X99) PCH */ + 0x8d10, 0x8d11, 0x8d12, 0x8d13, 0x8d14, 0x8d15, 0x8d16, 0x8d17, + 0x8d18, 0x8d19, 0x8d1a, 0x8d1b, 0x8d1c, 0x8d1d, 0x8d1e, }; static bool pci_quirk_intel_pch_acs_match(struct pci_dev *dev)