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| author | Ben Widawsky <ben@bwidawsk.net> | 2011-10-17 15:51:55 -0700 |
|---|---|---|
| committer | Keith Packard <keithp@keithp.com> | 2011-10-20 15:26:39 -0700 |
| commit | 5c0422878fcdc279ae9a8e8b66972a15b5efb67f (patch) | |
| tree | 13ed982427828e6a031dd5fd642f25b15c300d63 /lib/ratelimit.c | |
| parent | f372b85463dac2fc696443d4c5063db2af5dcead (diff) | |
| download | linux-5c0422878fcdc279ae9a8e8b66972a15b5efb67f.tar.gz | |
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>
Diffstat (limited to 'lib/ratelimit.c')
0 files changed, 0 insertions, 0 deletions