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Date:	Tue, 11 Dec 2012 11:27:50 +0100
From:	Oliver Neukum <oliver@...kum.org>
To:	Ming Lei <ming.lei@...onical.com>
Cc:	Steve Glendinning <steve@...well.net>,
	Steve Glendinning <steve.glendinning@...well.net>,
	netdev <netdev@...r.kernel.org>, linux-usb@...r.kernel.org,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Subject: Re: [PATCH][RFC] smsc95xx: enable dynamic autosuspend (RFC)

On Tuesday 11 December 2012 10:24:57 Ming Lei wrote:
> On Mon, Dec 10, 2012 at 10:18 PM, Steve Glendinning <steve@...well.net> wrote:

> > Thanks, so something like this should do the job?
> 
> This will do, but not simple as clearing .manage_power function
> pointer in bind(), and still disable runtime suspend for link off case
> since these devices which don't support suspend 3 can generate
> remote wakeup for link change event.

So they can autosuspend if the interface is up and no cable is plugged
in?

> I suggest to introduce link-off triggered runtime suspend for these
> usbnet devices(non-LAN9500A device, devices which don't support
> USB auto-suspend), and I have posted one patch set before[1].
> If no one objects that, I'd like to post them again with some fix and
> update for checking link after link_reset().

If you can get rid of a periodic work this would be great.

	Regards
		Oliver

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