linux-kernel - Re: [linux-usb-devel] error to be returned while suspended

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Message-ID: <Pine.LNX.4.44L0.0610081029420.17010-100000@netrider.rowland.org>
Date:	Sun, 8 Oct 2006 10:32:26 -0400 (EDT)
From:	Alan Stern <stern@...land.harvard.edu>
To:	Oliver Neukum <oliver@...kum.org>
cc:	David Brownell <david-b@...bell.net>, Pavel Machek <pavel@....cz>,
	<linux-usb-devel@...ts.sourceforge.net>,
	<linux-kernel@...r.kernel.org>
Subject: Re: [linux-usb-devel] error to be returned while suspended

On Sun, 8 Oct 2006, Oliver Neukum wrote:

> That's an important aspect. How about implementing autosuspend
> first and keeping the sysfs-based suspension for now? If autosuspend
> is done, we have something to compare too. If a different solution
> emerges to be advantagous under some conditions we can talk about
> the interface later.

Well, autosuspend for USB is on its way.  There are just a few bugs
remaining in my changes to ehci-hcd.  They should be ironed out soon and 
then Greg will merge it.

The existing sysfs power/state implementation isn't going away
immediately.  It is deprecated and scheduled for removal in July 2007.

Alan Stern

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