drm/i915: Disable GPU semaphores on SandyBridge mobile
commit1591192d3a17adeebd03be0ce5888b88bddfaf89
authorChris Wilson <chris@chris-wilson.co.uk>
Fri, 14 Jan 2011 09:46:38 +0000 (14 09:46 +0000)
committerChris Wilson <chris@chris-wilson.co.uk>
Fri, 14 Jan 2011 09:51:05 +0000 (14 09:51 +0000)
tree8df7fdb4e5480838fff9162adb09904f2b107986
parent595dad76a0d213adc3dbe4f463f7887e905082b9
drm/i915: Disable GPU semaphores on SandyBridge mobile

Hopefully, this is a temporary measure whilst the root cause is
understood. At the moment, we experience a hard hang whilst looping
urbanterror that has been identified as a result of the use of
semaphores, but so far only on SNB mobile.

Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=32752
Tested-by: mengmeng.meng@intel.com
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
drivers/gpu/drm/i915/i915_gem_execbuffer.c