From patchwork Tue Apr 7 21:56:09 2009 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Len Brown X-Patchwork-Id: 16957 Received: from vger.kernel.org (vger.kernel.org [209.132.176.167]) by demeter.kernel.org (8.14.2/8.14.2) with ESMTP id n37LuUU6008422 for ; Tue, 7 Apr 2009 21:56:30 GMT Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751116AbZDGV4U (ORCPT ); Tue, 7 Apr 2009 17:56:20 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1756622AbZDGV4U (ORCPT ); Tue, 7 Apr 2009 17:56:20 -0400 Received: from vms173007pub.verizon.net ([206.46.173.7]:26226 "EHLO vms173007pub.verizon.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751116AbZDGV4T (ORCPT ); Tue, 7 Apr 2009 17:56:19 -0400 Received: from localhost.localdomain ([96.237.168.40]) by vms173007.mailsrvcs.net (Sun Java(tm) System Messaging Server 6.3-7.04 (built Sep 26 2008; 32bit)) with ESMTPA id <0KHR006PS3LNNV2E@vms173007.mailsrvcs.net> for linux-acpi@vger.kernel.org; Tue, 07 Apr 2009 16:56:12 -0500 (CDT) Received: from localhost.localdomain (d975xbx2 [127.0.0.1]) by localhost.localdomain (8.14.2/8.14.2) with ESMTP id n37LuAeh032371; Tue, 07 Apr 2009 17:56:10 -0400 Received: from localhost (lenb@localhost) by localhost.localdomain (8.14.2/8.14.2/Submit) with ESMTP id n37Lu9pf032365; Tue, 07 Apr 2009 17:56:09 -0400 X-Authentication-warning: localhost.localdomain: lenb owned process doing -bs Date: Tue, 07 Apr 2009 17:56:09 -0400 (EDT) From: Len Brown X-X-Sender: lenb@localhost.localdomain To: Rodrigo Luiz Cc: malattia@linux.it, linux-acpi@vger.kernel.org Subject: [PATCH] ACPICA: delete check for AML access to port 0x81-83 In-reply-to: <7a3045780904051727o3780c7d3hebb26028a1b4eba5@mail.gmail.com> Message-id: References: <7a3045780904051727o3780c7d3hebb26028a1b4eba5@mail.gmail.com> User-Agent: Alpine 2.00 (LFD 1167 2008-08-23) MIME-version: 1.0 Content-type: TEXT/PLAIN; charset=US-ASCII Sender: linux-acpi-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-acpi@vger.kernel.org From: Len Brown Sony laptops apparently write 4-bytes (rather than 1 byte) to debug port 0x80, which spews error messages: Denied AML access to port 0x00000080/4 (DMA1 0x0081-0x0083) [20090320] http://bugzilla.kernel.org/show_bug.cgi?id=13036 Signed-off-by: Len Brown Acked-by: Mattia Dongili --- Rodrigo, Please verify that this makes the warnings go away. thanks, -Len drivers/acpi/acpica/hwvalid.c | 1 - 1 files changed, 0 insertions(+), 1 deletions(-) diff --git a/drivers/acpi/acpica/hwvalid.c b/drivers/acpi/acpica/hwvalid.c index bd3c937..7737afb 100644 --- a/drivers/acpi/acpica/hwvalid.c +++ b/drivers/acpi/acpica/hwvalid.c @@ -90,7 +90,6 @@ static const struct acpi_port_info acpi_protected_ports[] = { {"PIT2", 0x0048, 0x004B, ACPI_OSI_WIN_XP}, {"RTC", 0x0070, 0x0071, ACPI_OSI_WIN_XP}, {"CMOS", 0x0074, 0x0076, ACPI_OSI_WIN_XP}, - {"DMA1", 0x0081, 0x0083, ACPI_OSI_WIN_XP}, {"DMA1L", 0x0087, 0x0087, ACPI_OSI_WIN_XP}, {"DMA2", 0x0089, 0x008B, ACPI_OSI_WIN_XP}, {"DMA2L", 0x008F, 0x008F, ACPI_OSI_WIN_XP},