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From: Oliver Neukum <oneukum@suse.de>
To: Jesse Sung <jesse.sung@canonical.com>
Subject: Re: [PATCH] Bluetooth: set reset_resume handler
Date: Tue, 25 Oct 2011 10:40:13 +0200
Cc: linux-bluetooth@vger.kernel.org, 812132@bugs.launchpad.net
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Am Dienstag, 25. Oktober 2011, 10:37:38 schrieb Jesse Sung:
> 
> On some machines, it seems that usb hubs do not get power while
> being suspended. We can get something like this in dmesg:
>      usb usb2: root hub lost power or was reset
> 
> When this is the case, .reset_resume is called instead of .resume.
> If .reset_resume is not set, bluetooth modules would stay in an unusable
> state because the resume function is not called.

Have you experimentally verified that? This state of affairs is years
old and should result in a virtual unplug/replug cycle. What are you
seeing?

	Regards
		Oliver