netdev - Re: [linux-pm] [RFC] Runtime power management on ipw2100

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Date:	Wed, 31 Jan 2007 11:39:01 +0100
From:	Pavel Machek <pavel@....cz>
To:	Matthew Garrett <mjg59@...f.ucam.org>
Cc:	ipw2100-devel@...ts.sourceforge.net, netdev@...r.kernel.org,
	linux-pm@...ts.osdl.org
Subject: Re: [linux-pm] [RFC] Runtime power management on ipw2100

Hi!

> Based on previous discussions, I've implemented a rough attempt at 
> providing some level of basic runtime power management on the ipw2100 
> chipset. This patch does the following:
> 
> 1) On load, it initialises the hardware and then quiesces it again
> 2) On interface up, it powers the hardware back up
> 3) On interface down, it powers the hardware down and puts the chip in 
> D3
> 4) It attempts to behave correctly over suspend/resume - ie, if the 
> interface was down beforehand, it will ensure that the chip is powered 
> down

I'm not a wireless guru, but patch certainly looks okay to me.
								Pavel
-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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