2013-06-07 03:17 keltez?ssel, Aaron Lu ?rta: > 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 from the >> git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm.git repository. >> 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 wakeup > 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.
For the suspend bug: https://bugzilla.kernel.org/show_bug.cgi?id=59401 For the warnings in i915: https://bugs.freedesktop.org/show_bug.cgi?id=65497 Best regards, Zolt?n B?sz?rm?nyi
