From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754348AbZBDCKd (ORCPT ); Tue, 3 Feb 2009 21:10:33 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752325AbZBDCKW (ORCPT ); Tue, 3 Feb 2009 21:10:22 -0500 Received: from mga11.intel.com ([192.55.52.93]:24820 "EHLO mga11.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752277AbZBDCKV (ORCPT ); Tue, 3 Feb 2009 21:10:21 -0500 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.37,375,1231142400"; d="scan'208";a="662525836" Subject: Re: Acer 6592 TM, suspend to ram and resume freeze From: yakui_zhao To: Robert Jarzmik Cc: "linux-acpi@vger.kernel.org" , "linux-kernel@vger.kernel.org" , "linux-pm@lists.linux-foundation.org" , Pavel Machek In-Reply-To: <873aevl0l8.fsf@free.fr> References: <873aevl0l8.fsf@free.fr> Content-Type: text/plain Organization: Intel Open Source Technology Center Date: Wed, 04 Feb 2009 10:21:59 +0800 Message-Id: <1233714119.3684.53.camel@localhost.localdomain> Mime-Version: 1.0 X-Mailer: Evolution 2.22.1 (2.22.1-2.fc9) Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, 2009-02-04 at 04:36 +0800, Robert Jarzmik wrote: > First of all, sorry for the duplicate on linux-pm, but as Pavel suggested, this > topic gains wider audience as acpi and pm are involved. > > I have an issue with my laptop with suspend to ram. > My laptop is an Acer Travelmate 6592g : > > > [rj@velvet wireshark-1.0.5 (master)]$ sudo s2ram -i > > This machine can be identified by: > > sys_vendor = "Acer" > > sys_product = "TravelMate 6592" > > sys_version = "PSMBOU-1234567" > > bios_version = "V1.53 " > > The kernel running is the last I have : 2.6.29-rc1, but the problem is the same > whatever the kernel version I take (between 2.6.16 and 2.6.29-rc1). Will you please try the latest kernel(2.6.29-rc3)? If the problem still exists, please attach the output of dmesg, acpidump. Thanks. > > The issue is that even if the laptop enters suspend correctly, it hangs on > comming out of it. After some research, I cornered down the module which changes > the behaviour : acpi_cpufreq.ko. > > When I forbid the laptop to load this module, the suspend to ram works like a > charm, in "init" single mode or multi-user mode. When I load the module, the > resume always hangs (fan goes high speed like crazy, no LCD back, hard drive led > stays on, caps_lock key not responsive, ...) > > Now, I notice that loading acpi-cpufreq triggers the following message : > > log: Jan 19 18:23:42 velvet kernel: ACPI: EC: non-query interrupt received, switching to interrupt mode > > As this is not the part of the kernel I'm most at ease with, I'd like some help > to investigate. I'll gladly make any test or apply patches to my own git tree. > > I join to this mail a URL [1] to see the little information I have : > - kernel messages (/var/log/messages), for single user startup > - ACPI table > - my kernel configuration > - kernel message for a working suspend to ram (ie. without acpi_cpufreq). > - I suspend using s2ram -f -v -p -s > > Best regards. > > -- > Robert > > [1] http://belgarath.hd.free.fr/download/acer6592tm/ > -- > To unsubscribe from this list: send the line "unsubscribe linux-acpi" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html