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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 /include/drm/drm_dp_helper.h | |
| parent | drm/i915: Remove early exit on i915_gpu_idle (diff) | |
| download | linux-5c0422878fcdc279ae9a8e8b66972a15b5efb67f.tar.gz linux-5c0422878fcdc279ae9a8e8b66972a15b5efb67f.tar.bz2 linux-5c0422878fcdc279ae9a8e8b66972a15b5efb67f.zip | |
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 'include/drm/drm_dp_helper.h')
0 files changed, 0 insertions, 0 deletions