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path: root/drivers/gpu/drm/i915/i915_gem.c
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Diffstat (limited to 'drivers/gpu/drm/i915/i915_gem.c')
-rw-r--r--drivers/gpu/drm/i915/i915_gem.c19
1 files changed, 19 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index c00c978be05c..4a44de444833 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -2641,6 +2641,14 @@ i915_gem_object_bind_to_gtt(struct drm_gem_object *obj, unsigned alignment)
return -EINVAL;
}
+ /* If the object is bigger than the entire aperture, reject it early
+ * before evicting everything in a vain attempt to find space.
+ */
+ if (obj->size > dev->gtt_total) {
+ DRM_ERROR("Attempting to bind an object larger than the aperture\n");
+ return -E2BIG;
+ }
+
search_free:
free_space = drm_mm_search_free(&dev_priv->mm.gtt_space,
obj->size, alignment, 0);
@@ -4175,6 +4183,17 @@ i915_gem_object_pin(struct drm_gem_object *obj, uint32_t alignment)
int ret;
i915_verify_inactive(dev, __FILE__, __LINE__);
+
+ if (obj_priv->gtt_space != NULL) {
+ if (alignment == 0)
+ alignment = i915_gem_get_gtt_alignment(obj);
+ if (obj_priv->gtt_offset & (alignment - 1)) {
+ ret = i915_gem_object_unbind(obj);
+ if (ret)
+ return ret;
+ }
+ }
+
if (obj_priv->gtt_space == NULL) {
ret = i915_gem_object_bind_to_gtt(obj, alignment);
if (ret)