From mboxrd@z Thu Jan 1 00:00:00 1970 From: Boszormenyi Zoltan Subject: Re: New prototype computer problem with S3 suspend Date: Fri, 07 Jun 2013 10:14:03 +0200 Message-ID: <51B1964B.3090007@pr.hu> References: <51B0D0DE.30902@pr.hu> <51B134A6.1020808@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: Received: from ns.km31432.keymachine.de ([87.118.86.135]:48603 "EHLO mail.cybertec.at" rhost-flags-OK-FAIL-OK-OK) by vger.kernel.org with ESMTP id S1752532Ab3FGIO1 (ORCPT ); Fri, 7 Jun 2013 04:14:27 -0400 In-Reply-To: <51B134A6.1020808@gmail.com> Sender: linux-acpi-owner@vger.kernel.org List-Id: linux-acpi@vger.kernel.org To: Aaron Lu Cc: dri-devel@lists.freedesktop.org, lkml , linux-acpi@vger.kernel.org, Steve Tilden 2013-06-07 03:17 keltez=E9ssel, Aaron Lu =EDrta: > On 06/07/2013 02:11 AM, Boszormenyi Zoltan wrote: >> Hi, >> >> we are working on an Intel Atom-based embedded PC and I have to >> make suspend-to-RAM work but I can't seem to succeed. >> >> The symptom is that quite often, the machine resumes immediately >> after pm-suspend. Sometimes more than 20 times out of 50 attempts. > Can you please file a bug about this? > https://bugzilla.kernel.org > >> I have tried 3.7.10, 3.9.4, 3.10-rc[234] and the linux-next branch f= rom the >> git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm.git re= pository. >> The attached dmesg is from today's linux-pm/linux-next plus the >> latest drm-fixes patchset posted by Dave Airlie. >> >> I have tried disabling wakeup devices via /proc/acpi/wakeup and via = sysfs files. >> (/sys/devices/.../wakeup) > >From the dmesg, the following three devices are still armed with wak= eup > capability and might be the cause: > > i8042 kbd 00:03: System wakeup enabled by ACPI > PM: suspend of devices complete after 578.883 msecs > PM: late suspend of devices complete after 0.279 msecs > pcieport 0000:00:1c.1: System wakeup enabled by ACPI > ehci-pci 0000:00:1d.7: System wakeup enabled by ACPI > PM: noirq suspend of devices complete after 31.946 msecs > > Anyway, please file a bug there, thanks. =46or the suspend bug: https://bugzilla.kernel.org/show_bug.cgi?id=3D59401 =46or the warnings in i915: https://bugs.freedesktop.org/show_bug.cgi?id=3D65497 Best regards, Zolt=E1n B=F6sz=F6rm=E9nyi -- To unsubscribe from this list: send the line "unsubscribe linux-acpi" i= n the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html