Messages in this thread | | | From | Jesse Barnes <> | Subject | Re: i915 regression in 2.6.29-rc5 | Date | Wed, 18 Feb 2009 09:53:50 -0800 |
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On Tuesday, February 17, 2009 7:24 pm ZhangRui wrote: > Hi, all, > > I got an i915 failure in 2.6.29-rc5. > > problem description: the screen doesn't come back after suspend/resume. > A workaround is to boot with "nomodesetting". > > I got this error message during i915 driver load time, > [ 22.606749] mtrr: type mismatch for e0000000,10000000 old: write-back > new: write-combining [ 22.606752] [drm] MTRR allocation failed > [ 22.606753] . Graphics performance may suffer. > > and this during s3 suspend, > [ 1093.793257] PM: Syncing filesystems ... done. > [ 1093.797692] PM: Preparing system for mem sleep > [ 1094.119502] [drm:i915_get_vblank_counter] *ERROR* trying to get vblank > count for disabled pipe 1 [ 1094.514290] Freezing user space processes ... > (elapsed 0.00 seconds) done. [ 1094.514726] Freezing remaining freezable > tasks ... (elapsed 0.02 seconds) done. > > the problem seems to be related with commit > 9880b7a527ffbb52f65c2de0a8d4eea86e24775e
Note to Rafael: this is not a regression from 2.6.28 since the KMS code is new with 2.6.29.
-- Jesse Barnes, Intel Open Source Technology Center
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