From mboxrd@z Thu Jan 1 00:00:00 1970 Received: with ECARTIS (v1.0.0; list linux-mips); Thu, 02 Jul 2009 04:48:44 +0200 (CEST) Received: from dns1.mips.com ([63.167.95.197]:39575 "EHLO dns1.mips.com" rhost-flags-OK-OK-OK-OK) by ftp.linux-mips.org with ESMTP id S1492014AbZGBCrU (ORCPT ); Thu, 2 Jul 2009 04:47:20 +0200 Received: from MTVEXCHANGE.mips.com ([192.168.36.60]) by dns1.mips.com (8.13.8/8.13.8) with ESMTP id n622fcCS016316 for ; Wed, 1 Jul 2009 19:41:38 -0700 Received: from mercury.mips.com ([192.168.64.101]) by MTVEXCHANGE.mips.com with Microsoft SMTPSVC(6.0.3790.3959); Wed, 1 Jul 2009 19:41:37 -0700 Received: from [192.168.65.97] (linux-raghu [192.168.65.97]) by mercury.mips.com (8.13.5/8.13.5) with ESMTP id n622fb1T006002; Wed, 1 Jul 2009 19:41:37 -0700 (PDT) From: Raghu Gandham Subject: [PATCH 06/15] [MTI] Enable PIIX4 PCI2.1 compliancy on Malta To: linux-mips@linux-mips.org Cc: chris@mips.com Date: Wed, 01 Jul 2009 19:41:12 -0700 Message-ID: <20090702024111.23268.66642.stgit@linux-raghu> In-Reply-To: <20090702023938.23268.65453.stgit@linux-raghu> References: <20090702023938.23268.65453.stgit@linux-raghu> User-Agent: StGIT/0.14.3 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit X-OriginalArrivalTime: 02 Jul 2009 02:41:37.0647 (UTC) FILETIME=[9F153FF0:01C9FABE] Return-Path: X-Envelope-To: <"|/home/ecartis/ecartis -s linux-mips"> (uid 0) X-Orcpt: rfc822;linux-mips@linux-mips.org Original-Recipient: rfc822;linux-mips@linux-mips.org X-archive-position: 23598 X-ecartis-version: Ecartis v1.0.0 Sender: linux-mips-bounce@linux-mips.org Errors-to: linux-mips-bounce@linux-mips.org X-original-sender: raghu@mips.com Precedence: bulk X-list: linux-mips From: Chris Dearman Signed-off-by: Chris Dearman --- arch/mips/mti-malta/malta-setup.c | 11 +++++++++++ 1 files changed, 11 insertions(+), 0 deletions(-) diff --git a/arch/mips/mti-malta/malta-setup.c b/arch/mips/mti-malta/malta-setup.c index dc78b89..69f5f9c 100644 --- a/arch/mips/mti-malta/malta-setup.c +++ b/arch/mips/mti-malta/malta-setup.c @@ -223,3 +223,14 @@ void __init plat_mem_setup(void) board_be_init = malta_be_init; board_be_handler = malta_be_handler; } +/* Enable PCI 2.1 compatibility in PIIX4 */ +static void __init quirk_dlcsetup(struct pci_dev *dev) +{ + u8 odlc, ndlc; + (void) pci_read_config_byte(dev, 0x82, &odlc); + /* Enable passive releases and delayed transaction */ + ndlc = odlc | 7; + (void) pci_write_config_byte(dev, 0x82, ndlc); +} +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82371AB_0, + quirk_dlcsetup);