[ltp] Re: 2.6.6 + APM

Dan Borello linux-thinkpad@linux-thinkpad.org
Tue, 18 May 2004 08:02:04 -0500


Have you ever suspended overnight?  That seems to be my problem with the
dri drivers.  ATI drivers just lockup for me. I might try removing the
USB stuff also.

dan


On Tue, 2004-05-18 at 04:24, Uwe Walter wrote:
> On Mo, 2004-05-17 at 19:43, Dan Borello wrote:
> > My mistake.  I have a T40 with the mobile 9000.  I was
> > refering to the ATI binary drivers when I was having trouble.
> 
> > suspended the machine and went to sleep.  Today it was still
> > sleeping, but resumed to a blank screen.
> 
> 
> I just wanted to add my experiences:
> 
> - T40p = Radeon 9000, ATI 3.7.6 binary driver.
> - Debian sarge, XFree86 Version 4.3.0.1 (Debian 4.3.0.dfsg.1-1)
> - APM
> 
> Suspend-to-RAM works like a charm without any problems.
> 
> (I unload the USB stuff before suspend and insert it after resume,
> before this I also had hard lockups, e.g. when using an external USB
> keyboard)
> 
> 
> After wakeup, the screen returns garbled but returns to normal after a
> few moments (pretty much the time, during which I reload the USB mods)!
> 
> A collegue of mine has the same hardware, but uses gnome (I use KDE).
> His GUI does not redraw the screen after resume (so it stays garbled)
> but the laptop wakes up stable. At the moment, he made himself a button
> that sends a command to X to redraw the screen and everythings fine
> again.
> 
> Another difference between our two TPs is the BIOS and embedded
> controller BIOS version!
> 
> There has been some mentioning of "garbage screen" and "screen
> corruption" in the changelog, see
> http://www-3.ibm.com/pc/support/site.wss/document.do?lndocid=MIGR-52287
> Not really directly related (e.g. one change mentions DOS), but it might
> (!) have something to do with it.
> 
> So, probably (!), the BIOS version of your TP does also play a role.
> 
> But please do carefully consider an upgrade. Not everyone is happy with
> the newest versions and we all know that disaster could strike anyone
> during a flash update... And probably, it won't even help!
> 
> 
> Greetings, UW(e)
>