Suggested-by: Chris Wilson <ch...@chris-wilson.co.uk>
Cc: Chris Wilson <ch...@chris-wilson.co.uk>
Signed-off-by: Daniel Vetter <daniel.vet...@ffwll.ch>
---
drivers/gpu/drm/i915/i915_gem_stolen.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/gpu/drm/i915/i915_gem_stolen.c
b/drivers/gpu/drm/i915/i915_gem_stolen.c
index 0f8cf62..51bc8bd 100644
--- a/drivers/gpu/drm/i915/i915_gem_stolen.c
+++ b/drivers/gpu/drm/i915/i915_gem_stolen.c
@@ -201,6 +201,8 @@ int i915_gem_init_stolen(struct drm_device *dev)
if (IS_VALLEYVIEW(dev))
bios_reserved = 1024*1024; /* top 1M on VLV/BYT */
+ WARN_ON(bios_reserved > dev_priv->gtt.stolen_size);
+
/* Basic memrange allocator for stolen space */
drm_mm_init(&dev_priv->mm.stolen, 0, dev_priv->gtt.stolen_size -
bios_reserved);
--
1.8.3.1
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