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Date: Thu, 5 Aug 2004 11:19:25 -0700
From: Greg KH <greg@kroah.com>
To: Nigel Cunningham <ncunningham@linuxmail.org>
Cc: David Brownell <david-b@pacbell.net>,
       Benjamin Herrenschmidt <benh@kernel.crashing.org>,
       Oliver Neukum <oliver@neukum.org>, Pavel Machek <pavel@suse.cz>,
       Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
       Patrick Mochel <mochel@digitalimplant.org>
Subject: Re: What PM should be and do (Was Re: Solving suspend-level confusion)
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References: <20040730164413.GB4672@elf.ucw.cz> <200408031928.08475.david-b@pacbell.net> <1091588163.5225.77.camel@gaston> <200408032030.41410.david-b@pacbell.net> <1091594872.3191.71.camel@laptop.cunninghams>
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On Wed, Aug 04, 2004 at 02:47:52PM +1000, Nigel Cunningham wrote:
> - support for telling what class of device a driver is handling (I'm
> particularly interested in keeping the keyboard, screen and storage
> devices alive while suspending).

You can see that info today from userspace by looking in
/sys/class/input, /sys/class/graphics, and /sys/block

thanks,

greg k-h