diff options
Diffstat (limited to 'drivers/gpu/drm/i915/i915_gem_object.h')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_gem_object.h | 22 |
1 files changed, 18 insertions, 4 deletions
diff --git a/drivers/gpu/drm/i915/i915_gem_object.h b/drivers/gpu/drm/i915/i915_gem_object.h index 35e1a27729dc..5b19a4916a4d 100644 --- a/drivers/gpu/drm/i915/i915_gem_object.h +++ b/drivers/gpu/drm/i915/i915_gem_object.h @@ -68,9 +68,25 @@ struct drm_i915_gem_object { const struct drm_i915_gem_object_ops *ops; - /** List of VMAs backed by this object */ + /** + * @vma_list: List of VMAs backed by this object + * + * The VMA on this list are ordered by type, all GGTT vma are placed + * at the head and all ppGTT vma are placed at the tail. The different + * types of GGTT vma are unordered between themselves, use the + * @vma_tree (which has a defined order between all VMA) to find an + * exact match. + */ struct list_head vma_list; + /** + * @vma_tree: Ordered tree of VMAs backed by this object + * + * All VMA created for this object are placed in the @vma_tree for + * fast retrieval via a binary search in i915_vma_instance(). + * They are also added to @vma_list for easy iteration. + */ struct rb_root vma_tree; + struct i915_vma *vma_hashed; /** Stolen memory for this object, instead of being backed by shmem. */ struct drm_mm_node *stolen; @@ -85,9 +101,6 @@ struct drm_i915_gem_object { */ struct list_head userfault_link; - /** Used in execbuf to temporarily hold a ref */ - struct list_head obj_exec_link; - struct list_head batch_pool_link; I915_SELFTEST_DECLARE(struct list_head st_link); @@ -106,6 +119,7 @@ struct drm_i915_gem_object { unsigned long gt_ro:1; unsigned int cache_level:3; unsigned int cache_dirty:1; + unsigned int cache_coherent:1; atomic_t frontbuffer_bits; unsigned int frontbuffer_ggtt_origin; /* write once */ |
