- return child;
-}
-
-EXPORT_SYMBOL(drm_mm_get_block);
-
-struct drm_mm_node *drm_mm_get_block_atomic(struct drm_mm_node *parent,
- unsigned long size,
- unsigned alignment)
-{
-
- struct drm_mm_node *align_splitoff = NULL;
- struct drm_mm_node *child;
- unsigned tmp = 0;
-
- if (alignment)
- tmp = parent->start % alignment;
-
- if (tmp) {
- align_splitoff =
- drm_mm_split_at_start(parent, alignment - tmp, 1);
- if (unlikely(align_splitoff == NULL))
- return NULL;
- }
-
- if (parent->size == size) {
- list_del_init(&parent->fl_entry);
- parent->free = 0;
- return parent;
- } else {
- child = drm_mm_split_at_start(parent, size, 1);
- }
-
- if (align_splitoff)
- drm_mm_put_block(align_splitoff);
-
- return child;