From patchwork Fri Jul 12 01:15:57 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Youquan Song X-Patchwork-Id: 258455 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 EFDB82C009A for ; Thu, 11 Jul 2013 23:31:48 +1000 (EST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755631Ab3GKNba (ORCPT ); Thu, 11 Jul 2013 09:31:30 -0400 Received: from mga03.intel.com ([143.182.124.21]:44761 "EHLO mga03.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755318Ab3GKNb3 (ORCPT ); Thu, 11 Jul 2013 09:31:29 -0400 Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by azsmga101.ch.intel.com with ESMTP; 11 Jul 2013 06:31:27 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.87,1043,1363158000"; d="scan'208";a="363706201" Received: from linux-youquan.bj.intel.com (HELO localhost.localdomain) ([10.238.158.83]) by fmsmga001.fm.intel.com with ESMTP; 11 Jul 2013 06:32:29 -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 , stable@vger.kernel.org Subject: [PATCH] ata: Fix DVD not dectected at some platform with Wellsburg PCH Date: Thu, 11 Jul 2013 21:15:57 -0400 Message-Id: <1373591757-416-1-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 Cc: stable@vger.kernel.org --- 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) */