diff options
| author |   Daniel Vetter <daniel.vetter@ffwll.ch> | 2012-04-02 10:08:35 +0200 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2012-04-02 15:59:07 +0200 |
| commit | 650dc07ec3b0eba8ff21da706d2b1876ada59fc3 (patch) | |
| tree | 337809fc7c960a6c525f473d498c339aa7075ab3 /drivers/char/agp | |
| parent | drm/i915: add Ivy Bridge GT2 Server entries (diff) | |
| download | wireguard-linux-650dc07ec3b0eba8ff21da706d2b1876ada59fc3.tar.xz wireguard-linux-650dc07ec3b0eba8ff21da706d2b1876ada59fc3.zip | |
drm/i915: disable ppgtt on snb when dmar is enabled
Totally unexpected that this regressed. Luckily it sounds like we just
need to have dmar disable on the igfx, not the entire system. At least
that's what a few days of testing between Tony Vroon and me indicates.
Reported-by: Tony Vroon <tony@linx.net>
Cc: Tony Vroon <tony@linx.net>
Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=43024
Acked-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-Off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/char/agp')
| -rw-r--r-- | drivers/char/agp/intel-gtt.c | 1 |
1 files changed, 0 insertions, 1 deletions
diff --git a/drivers/char/agp/intel-gtt.c b/drivers/char/agp/intel-gtt.c index f493546b2d45..7f025fb620de 100644 --- a/drivers/char/agp/intel-gtt.c +++ b/drivers/char/agp/intel-gtt.c @@ -1190,7 +1190,6 @@ static inline int needs_idle_maps(void) { #ifdef CONFIG_INTEL_IOMMU const unsigned short gpu_devid = intel_private.pcidev->device; - extern int intel_iommu_gfx_mapped; /* Query intel_iommu to see if we need the workaround. Presumably that * was loaded first. |