linux-kernel - Re: 2.6.29-rc3+git macbook pro1,1 garbled display on resume

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Date:	Sat, 31 Jan 2009 15:09:52 +0100
From:	Soeren Sonnenburg <kernel@....de>
To:	"Justin P\. Mattock" <justinmattock@...il.com>
Cc:	Linux Kernel <linux-kernel@...r.kernel.org>,
	xdg@...ts.freedesktop.org
Subject: Re: 2.6.29-rc3+git macbook pro1,1 garbled display on resume

On Sat, 2009-01-31 at 05:24 -0800, Justin P. Mattock wrote:
> Soeren Sonnenburg wrote:
> > On Fri, 2009-01-30 at 22:44 -0800, Justin P. Mattock wrote:
> >   
> >> Soeren Sonnenburg wrote:
> >>     
> >>> Hi,
> >>>
> >>> the macbook pro suspends just fine, but even though the machine returns
> >>> to X I see on resume some random garbled output but can still move the
> >>> mouse cursor (which is OK!) and using the keyboard successfully adjust
> >>> the brightness of the display.
> >>>       
> > [...]
> > I recognized that everything seems to work just fine *on console only*.
> > At least I could suspend and resume via s2ram >3 times in a row.
> >
> > What also worked was to just start plain X (no window manager or
> > anything) and suspend/resume then. However with compiz running I am
> > seeing the garbage/hang on resume.
> >
> > Are you by chance to having an ATI card + use a compositing window
> > manager?
> >
> > Soeren
> >
> >   
> At the moment I don't have compiz manager
> running, only fluxbox. But after thinking,
> I did experience this(choppy screen)when using kexec,
> i.g. starting a new kernel from a terminal inside the xserver
> did create a messed up screen. Then(ctl+alt+del)disabling
> the xserver, made things work the way they were supposed too.
> 
> I am running radeon on a macbook pro. If I can remember
> at the time I was using kexec I did have radeon.(I'll try and reproduce 
> this though).
> In any case I think this is an xserver issue not a kernel(but thats just 
> a guess).
> I added a cc (hopefully it's the right one);

Could be... I've tried with a more recent radeon driver, i.e. 
xserver-xorg-video-radeon    deb-version        1:6.10.0-2 - same thing.

Is anyone aware of a known-to-work radeon version that I should try?

Soeren
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