Ben Widawsky 5c0422878f drm/i915: ILK + VT-d workaround
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.

Signed-off-by: Ben Widawsky <ben@bwidawsk.net>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Keith Packard <keithp@keithp.com>
2011-10-20 15:26:39 -07:00
..
2011-10-20 15:26:39 -07:00
2011-07-28 01:26:30 -07:00
2011-07-26 16:49:47 -07:00
2011-03-31 11:26:23 -03:00
2011-05-25 20:43:33 +02:00
2011-03-31 11:26:23 -03:00
2010-10-15 15:53:27 +02:00
2011-02-02 15:28:19 +01:00
2011-07-26 16:49:47 -07:00
2011-03-31 11:26:23 -03:00
2011-08-03 14:25:21 -10:00
2011-01-10 08:51:44 -08:00
2011-03-31 11:26:23 -03:00
2010-10-15 15:53:27 +02:00