Messages in this thread | | | Subject | Re: 4.1-rc7: Xorg broken after resume on thinkpad T40p, radeon problem? | From | Paul Bolle <> | Date | Wed, 17 Jun 2015 16:22:58 +0200 |
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On Wed, 2015-06-17 at 16:10 +0200, Pavel Machek wrote: > > The above looks very much like the issue that made me write commit > > 45171002b01b ("radeon: add AGPMode 1 quirk for RV250"). See > > https://bugzilla.redhat.com/show_bug.cgi?id=531825 for a lot of > > background. > > > > Does booting with radeon.agpmode=1 survive a suspend and resume cycle? > > Yes, that option helps. Thanks!
Then I suggest you add another quirk for your T40p (after testing agpmode 2 also). Because this all seems to be caused by a broken BIOS, and/or broken AGP thingy, and/or broken RV250 (or the interaction of these things or whatever). Maddening stuff, impossible to debug.
Good luck,
Paul Bolle
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