linux-kernel - Re: [Linux-fbdev-devel] no backlight on radeon after recent kernel "upgrade"s

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Message-ID: <Pine.LNX.4.64.0703012107590.14408@pentafluge.infradead.org>
Date:	Thu, 1 Mar 2007 21:08:29 +0000 (GMT)
From:	James Simmons <jsimmons@...radead.org>
To:	Richard Purdie <rpurdie@...ys.net>
cc:	David Miller <davem@...emloft.net>, Joel.Becker@...cle.com,
	lists@...russian.com, akpm@...ux-foundation.org,
	linux-fbdev-devel@...ts.sourceforge.net,
	linux-kernel@...r.kernel.org
Subject: Re: [Linux-fbdev-devel] no backlight on radeon after recent kernel
 "upgrade"s


Could you. Right now I'm busy with the DRM/fbdev device management.

On Thu, 1 Mar 2007, Richard Purdie wrote:

> On Wed, 2007-02-28 at 16:55 +0000, James Simmons wrote:
> > So the problem is not the configuration but that for some reason the 
> > backlight state is set to off by default.
> 
> Maybe, maybe not. I'm not sure there's been enough information to
> conclude that.
> 
> At the moment, I'd like a patch which makes backlight usage configurable
> at runtime though a module parameter and defaults to off in all cases
> except the powermac one. I'd like to get something into the tree,
> preferably before the next -rc, since at the moment things are breaking
> for people. If you haven't time, say so and I'll have a look and see if
> I can work one out.
> 
> Cheers,
> 
> Richard
> 
> 
> 
> 
> 
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