From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753147AbaBSKMh (ORCPT ); Wed, 19 Feb 2014 05:12:37 -0500 Received: from youngberry.canonical.com ([91.189.89.112]:60360 "EHLO youngberry.canonical.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751338AbaBSKMc (ORCPT ); Wed, 19 Feb 2014 05:12:32 -0500 Message-ID: <5304838B.4040500@canonical.com> Date: Wed, 19 Feb 2014 11:12:27 +0100 From: Maarten Lankhorst User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:24.0) Gecko/20100101 Thunderbird/24.2.0 MIME-Version: 1.0 To: Jiang Liu , David Airlie , "Rafael J. Wysocki" , Dave Airlie , Emil Velikov CC: dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] nouveau, ACPI: fix regression caused by b072e53 References: <1392785628-30633-1-git-send-email-jiang.liu@linux.intel.com> In-Reply-To: <1392785628-30633-1-git-send-email-jiang.liu@linux.intel.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org op 19-02-14 05:53, Jiang Liu schreef: > On some platforms, ACPI _DSM method (nouveau_op_dsm_muid, function 0) > has special requirements on the fourth parameter, which is different > from ACPI specifications. So revert to the private implementation > to check availability of _DSM functions instead of using common > acpi_check_dsm() interface. > > Signed-off-by: Jiang Liu > --- > Hi Maarten, > Thanks for bisecting. Could you please help to verify whether > this patch fixes the regression? > Tested-by: Maarten Lankhorst I was wrong about the operator precedence, seems correct after all. :-)