Hi,
The bug was reported originally on ubuntu 12.04, but later is confirmed
that it exists on 3.4 upstream kernel too, and the below is found during
suspend:
[ 253.348765] xhci_hcd 0000:05:00.0: WARN: xHC CMD_CSS timeout
[ 253.348771] suspend_common(): xhci_pci_suspend+0x0/0x40 returns -110
[ 253.348774] pci_pm_suspend(): hcd_pci_suspend+0x0/0x30 returns -110
[ 253.348777] pm_op(): pci_pm_suspend+0x0/0x130 returns -110
[ 253.348778] PM: Device 0000:05:00.0 failed to suspend async: error -110
[ 253.526440] PM: suspend of drv:psmouse dev:serio2 complete after
197.177 msecs
For detailed information about the problem, please see below link
https://bugs.launchpad.net/bugs/1002697
Thanks,
--
Ming Lei
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