From: "Ákos Maróy" <akos@maroy.hu>
To: Alan Stern <stern@rowland.harvard.edu>
Cc: "Rafael J. Wysocki" <rjw@sisk.pl>,
Kernel development list <linux-kernel@vger.kernel.org>,
Greg KH <gregkh@suse.de>, USB list <linux-usb@vger.kernel.org>
Subject: Re: pm_op(): usb_dev_suspend+0x0/0x10 returns -2 on USB device 8087:0020
Date: Thu, 25 Feb 2010 18:07:45 +0100 [thread overview]
Message-ID: <4B86AE61.3080701@maroy.hu> (raw)
In-Reply-To: <Pine.LNX.4.44L0.1002251020100.1686-100000@iolanthe.rowland.org>
Alan,
> By the way, I noticed above that you have xhci-hcd installed. As far
> as I know, that driver does not yet support system suspend. You should
> try unloading xhci-hcd before doing the suspend (both with and without
> CONFIG_USB_DEBUG).
as I added xhci among the SUSPEND_MODULES for pm, I tried pm-hibernate
after a successful pm-suspend. but this doesn't work, the machine just
goes blank, and it doesn't power off. doing a power cycle boots it 'as
usual'.
how can one debug the hibernation process?
Akos
next prev parent reply other threads:[~2010-02-25 17:07 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-02-23 8:29 pm_op(): usb_dev_suspend+0x0/0x10 returns -2 on USB device 8087:0020 Ákos Maróy
2010-02-23 21:17 ` Rafael J. Wysocki
2010-02-24 16:40 ` Alan Stern
2010-02-24 22:36 ` Ákos Maróy
2010-02-25 15:27 ` Alan Stern
2010-02-25 16:43 ` Ákos Maróy
2010-02-25 17:46 ` Alan Stern
2010-02-25 19:04 ` Sarah Sharp
2010-02-25 19:36 ` Alan Stern
2010-02-25 19:52 ` Sarah Sharp
2010-02-25 22:37 ` Ákos Maróy
2010-02-26 0:16 ` Sarah Sharp
2010-02-26 16:12 ` Alan Stern
2010-02-26 16:32 ` Sarah Sharp
2010-02-27 8:02 ` Ákos Maróy
2010-03-02 0:48 ` Sarah Sharp
2010-02-25 21:05 ` Ákos Maróy
2010-02-25 22:23 ` Alan Stern
2010-02-25 17:07 ` Ákos Maróy [this message]
2010-03-04 13:55 ` Ákos Maróy
2010-02-26 5:21 ` Edward Shao
2010-02-27 8:03 ` Ákos Maróy
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