| 89,6 → 89,29 |
|---|
| { |
| return mm->hole_stack.next; |
| } |
| |
| static inline unsigned long __drm_mm_hole_node_start(struct drm_mm_node *hole_node) |
| { |
| return hole_node->start + hole_node->size; |
| } |
| |
| static inline unsigned long drm_mm_hole_node_start(struct drm_mm_node *hole_node) |
| { |
| BUG_ON(!hole_node->hole_follows); |
| return __drm_mm_hole_node_start(hole_node); |
| } |
| |
| static inline unsigned long __drm_mm_hole_node_end(struct drm_mm_node *hole_node) |
| { |
| return list_entry(hole_node->node_list.next, |
| struct drm_mm_node, node_list)->start; |
| } |
| |
| static inline unsigned long drm_mm_hole_node_end(struct drm_mm_node *hole_node) |
| { |
| return __drm_mm_hole_node_end(hole_node); |
| } |
| |
| #define drm_mm_for_each_node(entry, mm) list_for_each_entry(entry, \ |
| &(mm)->head_node.node_list, \ |
| node_list) |
| 99,9 → 122,26 |
|---|
| entry != NULL; entry = next, \ |
| next = entry ? list_entry(entry->node_list.next, \ |
| struct drm_mm_node, node_list) : NULL) \ |
| |
| /* Note that we need to unroll list_for_each_entry in order to inline |
| * setting hole_start and hole_end on each iteration and keep the |
| * macro sane. |
| */ |
| #define drm_mm_for_each_hole(entry, mm, hole_start, hole_end) \ |
| for (entry = list_entry((mm)->hole_stack.next, struct drm_mm_node, hole_stack); \ |
| &entry->hole_stack != &(mm)->hole_stack ? \ |
| hole_start = drm_mm_hole_node_start(entry), \ |
| hole_end = drm_mm_hole_node_end(entry), \ |
| 1 : 0; \ |
| entry = list_entry(entry->hole_stack.next, struct drm_mm_node, hole_stack)) |
| |
| /* |
| * Basic range manager support (drm_mm.c) |
| */ |
| extern struct drm_mm_node *drm_mm_create_block(struct drm_mm *mm, |
| unsigned long start, |
| unsigned long size, |
| bool atomic); |
| extern struct drm_mm_node *drm_mm_get_block_generic(struct drm_mm_node *node, |
| unsigned long size, |
| unsigned alignment, |