drm/i915: Simplify i915_gem_obj_to_ggtt_view

Can use vma->is_ggtt to simplify the check and also switch the
BUG_ON to GEM_BUG_ON which is more appropriate for this.

Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Reviewed-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Reviewed-by: Dave Gordon <david.s.gordon@intel.com>
This commit is contained in:
Tvrtko Ursulin 2016-04-21 13:04:44 +01:00
parent 8da32727ac
commit 598b9ec8ef

View file

@ -4651,16 +4651,12 @@ struct i915_vma *i915_gem_obj_to_vma(struct drm_i915_gem_object *obj,
struct i915_vma *i915_gem_obj_to_ggtt_view(struct drm_i915_gem_object *obj,
const struct i915_ggtt_view *view)
{
struct drm_device *dev = obj->base.dev;
struct drm_i915_private *dev_priv = to_i915(dev);
struct i915_ggtt *ggtt = &dev_priv->ggtt;
struct i915_vma *vma;
BUG_ON(!view);
GEM_BUG_ON(!view);
list_for_each_entry(vma, &obj->vma_list, obj_link)
if (vma->vm == &ggtt->base &&
i915_ggtt_view_equal(&vma->ggtt_view, view))
if (vma->is_ggtt && i915_ggtt_view_equal(&vma->ggtt_view, view))
return vma;
return NULL;
}