[PATCH 1/2] drm/i915: re-enable semaphores by default

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Oops, sorry for wasting your time, wrong branch. Can you try the
for-poland one? And also please try what happens when enabling the
iommu.

Thanks, Daniel

On Thu, Nov 17, 2011 at 09:57, Nicolas Kalkhof <nkalkhof at web.de> wrote:
> Daniel,
>
> your ppgtt branch commit hardlocks my machine (SNB Mobile GT2+) as soon as I fire up X with a black screen. No crashdumps/syslogs :( Kernel params are: intel_iommu=off pcie_aspm=force i915.i915_enable_rc6=1. neither i915.semaphores=1 changes that nor does dmesg yield anything fancy.
>
> Regards,
> Nic
>
>
> -----Urspr?ngliche Nachricht-----
> Von: "Daniel Vetter" <daniel.vetter at ffwll.ch>
> Gesendet: Nov 16, 2011 10:14:18 PM
> An: "Nicolas Kalkhof" <nkalkhof at web.de>
> Betreff: Re: [PATCH 1/2] drm/i915: re-enable semaphores by default
>
>>On Wed, Nov 16, 2011 at 21:56, Nicolas Kalkhof <nkalkhof at web.de> wrote:
>>> Not quite. On my i7 2620M (Lenovo T420) the gpu frequently hangs when decoding videos (vaapi) and running OpenGL apps/games at the same time. Disabling iommu makes my system relatively stable even with rc6 enabled. I haven't played with the semaphores however.
>>
>>Can you please try my ppgtt branch from my fdo repo at
>>http://cgit.freedesktop.org/~danvet/drm/ ? Note thought that it'll
>>only work on snb/ivb and that suspend/resume is broken. Also, it won't
>>properly re-enable ppgtt when resetting the gpu after a hang.
>>But testing feedback highly appreciated.
>>
>>Thanks, Daniel
>>--
>>Daniel Vetter
>>daniel.vetter at ffwll.ch - +41 (0) 79 365 57 48 - http://blog.ffwll.ch
>
>
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-- 
Daniel Vetter
daniel.vetter at ffwll.ch - +41 (0) 79 365 57 48 - http://blog.ffwll.ch


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