Messages in this thread |  | | | Date | Fri, 1 Apr 2011 13:44:30 +0200 | | From | Daniel Vetter <> | | Subject | Re: [Intel-gfx] [PATCH] drm/i915: Disable all outputs early, before KMS takeover |
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On Tue, Mar 29, 2011 at 11:46:29AM +0100, Chris Wilson wrote: > If the outputs are active and continuing to access the GATT when we > teardown the PTEs, then there is a potential for us to hang the GPU. > The hang tends to be a PGTBL_ER with either an invalid host access or > an invalid display plane fetch.
This patch seems to fix resume flakiness (that recently developed complete reliability in hanging the gpu) on my i855gm. Captured error_states look as described here. Latest -staging merged into latest -linus is now again fully reliable at s/r.
Tested-by: Daniel Vetter <daniel.vetter@ffwll.ch> -- Daniel Vetter Mail: daniel@ffwll.ch Mobile: +41 (0)79 365 57 48
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