From patchwork Wed Jul 3 14:17:48 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Youquan Song X-Patchwork-Id: 256532 X-Patchwork-Delegate: davem@davemloft.net Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id BA2AA2C00A0 for ; Wed, 3 Jul 2013 12:31:36 +1000 (EST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755366Ab3GCCbS (ORCPT ); Tue, 2 Jul 2013 22:31:18 -0400 Received: from mga11.intel.com ([192.55.52.93]:10407 "EHLO mga11.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755250Ab3GCCbQ (ORCPT ); Tue, 2 Jul 2013 22:31:16 -0400 Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by fmsmga102.fm.intel.com with ESMTP; 02 Jul 2013 19:32:38 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.87,984,1363158000"; d="scan'208";a="359678265" Received: from linux-youquan.bj.intel.com (HELO localhost.localdomain) ([10.238.158.54]) by fmsmga001.fm.intel.com with ESMTP; 02 Jul 2013 19:32:07 -0700 From: Youquan Song To: tj@kernel.org, jgarzik@redhat.com, linux-kernel@vger.kernel.org, linux-ide@vger.kernel.org Cc: seth.heasley@intel.com, james.d.ralston@intel.com, ed.ciechanowski@intel.com, Youquan Song , Youquan Song Subject: [PATCH] ata: Fix DVD not dectected at some platform with Wellsburg PCH Date: Wed, 3 Jul 2013 10:17:48 -0400 Message-Id: <1372861068-18221-1-git-send-email-youquan.song@intel.com> X-Mailer: git-send-email 1.6.4.2 Sender: linux-ide-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-ide@vger.kernel.org There is a patch b55f84e2d527182e7c611d466cd0bb6ddce201de "ata_piix: Fix DVD not dectected at some Haswell platforms" to fix an issue of DVD not recognized on Haswell Desktop platform with Lynx Point. Recently, it is also found the same issue at some platformas with Wellsburg PCH. So deliver a similar patch to fix it by disables 32bit PIO in IDE mode. Signed-off-by: Youquan Song --- drivers/ata/ata_piix.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/drivers/ata/ata_piix.c b/drivers/ata/ata_piix.c index 9a8a674..424bcbe 100644 --- a/drivers/ata/ata_piix.c +++ b/drivers/ata/ata_piix.c @@ -330,7 +330,7 @@ static const struct pci_device_id piix_pci_tbl[] = { /* SATA Controller IDE (Wellsburg) */ { 0x8086, 0x8d00, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_sata_snb }, /* SATA Controller IDE (Wellsburg) */ - { 0x8086, 0x8d08, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_2port_sata }, + { 0x8086, 0x8d08, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_2port_sata_snb }, /* SATA Controller IDE (Wellsburg) */ { 0x8086, 0x8d60, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_sata_snb }, /* SATA Controller IDE (Wellsburg) */