diff options
| -rw-r--r-- | drivers/gpu/drm/i915/i915_gem_gtt.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c index 799576e13f65..0715bb74d306 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.c +++ b/drivers/gpu/drm/i915/i915_gem_gtt.c @@ -3191,6 +3191,14 @@ int i915_gem_gtt_init(struct drm_device *dev) if (ret) return ret; + if ((ggtt->base.total - 1) >> 32) { + DRM_ERROR("We never expected a Global GTT with more than 32bits" + "of address space! Found %lldM!\n", + ggtt->base.total >> 20); + ggtt->base.total = 1ULL << 32; + ggtt->mappable_end = min(ggtt->mappable_end, ggtt->base.total); + } + /* * Initialise stolen early so that we may reserve preallocated * objects for the BIOS to KMS transition. |