Am Montag, den 17.10.2011, 15:51 -0700 schrieb Ben Widawsky: > Idle the GPU before doing any unmaps. We know if VT-d is in use through > an exported variable from iommu code. > > This should avoid a known HW issue.
Please describe the issue more in detail or provide a link to more information. > Signed-off-by: Ben Widawsky <b...@bwidawsk.net> > --- > drivers/char/agp/intel-gtt.c | 28 ++++++++++++++++++++++++++++ > drivers/gpu/drm/i915/i915_gem_gtt.c | 30 ++++++++++++++++++++++++++++++ > include/drm/intel-gtt.h | 2 ++ > 3 files changed, 60 insertions(+), 0 deletions(-) […] Thanks, Paul
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