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| Rev 3764 | Rev 4075 | ||
|---|---|---|---|
| Line 667... | Line 667... | ||
| 667 | 667 | ||
| 668 | return (head->next->next == head); |
668 | return (head->next->next == head); |
| 669 | } |
669 | } |
| Line 670... | Line 670... | ||
| 670 | EXPORT_SYMBOL(drm_mm_clean); |
670 | EXPORT_SYMBOL(drm_mm_clean); |
| 671 | 671 | ||
| 672 | int drm_mm_init(struct drm_mm * mm, unsigned long start, unsigned long size) |
672 | void drm_mm_init(struct drm_mm * mm, unsigned long start, unsigned long size) |
| 673 | { |
673 | { |
| 674 | INIT_LIST_HEAD(&mm->hole_stack); |
674 | INIT_LIST_HEAD(&mm->hole_stack); |
| 675 | INIT_LIST_HEAD(&mm->unused_nodes); |
675 | INIT_LIST_HEAD(&mm->unused_nodes); |
| Line 688... | Line 688... | ||
| 688 | mm->head_node.start = start + size; |
688 | mm->head_node.start = start + size; |
| 689 | mm->head_node.size = start - mm->head_node.start; |
689 | mm->head_node.size = start - mm->head_node.start; |
| 690 | list_add_tail(&mm->head_node.hole_stack, &mm->hole_stack); |
690 | list_add_tail(&mm->head_node.hole_stack, &mm->hole_stack); |
| Line 691... | Line 691... | ||
| 691 | 691 | ||
| 692 | mm->color_adjust = NULL; |
- | |
| 693 | - | ||
| 694 | return 0; |
692 | mm->color_adjust = NULL; |
| 695 | } |
693 | } |
| Line 696... | Line 694... | ||
| 696 | EXPORT_SYMBOL(drm_mm_init); |
694 | EXPORT_SYMBOL(drm_mm_init); |
| 697 | 695 | ||
| 698 | void drm_mm_takedown(struct drm_mm * mm) |
696 | void drm_mm_takedown(struct drm_mm * mm) |
| Line 699... | Line 697... | ||
| 699 | { |
697 | { |
| 700 | struct drm_mm_node *entry, *next; |
698 | struct drm_mm_node *entry, *next; |
| 701 | 699 | ||
| 702 | if (!list_empty(&mm->head_node.node_list)) { |
700 | if (WARN(!list_empty(&mm->head_node.node_list), |
| Line 703... | Line 701... | ||
| 703 | DRM_ERROR("Memory manager not clean. Delaying takedown\n"); |
701 | "Memory manager not clean. Delaying takedown\n")) { |
| 704 | return; |
702 | return; |
| Line 714... | Line 712... | ||
| 714 | 712 | ||
| 715 | BUG_ON(mm->num_unused != 0); |
713 | BUG_ON(mm->num_unused != 0); |
| 716 | } |
714 | } |
| Line 717... | Line 715... | ||
| 717 | EXPORT_SYMBOL(drm_mm_takedown); |
715 | EXPORT_SYMBOL(drm_mm_takedown); |
| - | 716 | ||
| 718 | 717 | static unsigned long drm_mm_debug_hole(struct drm_mm_node *entry, |
|
| 719 | void drm_mm_debug_table(struct drm_mm *mm, const char *prefix) |
- | |
| 720 | { |
- | |
| 721 | struct drm_mm_node *entry; |
718 | const char *prefix) |
| Line -... | Line 719... | ||
| - | 719 | { |
|
| 722 | unsigned long total_used = 0, total_free = 0, total = 0; |
720 | unsigned long hole_start, hole_end, hole_size; |
| 723 | unsigned long hole_start, hole_end, hole_size; |
721 | |
| 724 | 722 | if (entry->hole_follows) { |
|
| 725 | hole_start = drm_mm_hole_node_start(&mm->head_node); |
- | |
| 726 | hole_end = drm_mm_hole_node_end(&mm->head_node); |
723 | hole_start = drm_mm_hole_node_start(entry); |
| 727 | hole_size = hole_end - hole_start; |
724 | hole_end = drm_mm_hole_node_end(entry); |
| 728 | if (hole_size) |
725 | hole_size = hole_end - hole_start; |
| 729 | printk(KERN_DEBUG "%s 0x%08lx-0x%08lx: %8lu: free\n", |
726 | printk(KERN_DEBUG "%s 0x%08lx-0x%08lx: %8lu: free\n", |
| - | 727 | prefix, hole_start, hole_end, |
|
| - | 728 | hole_size); |
|
| - | 729 | return hole_size; |
|
| - | 730 | } |
|
| - | 731 | ||
| - | 732 | return 0; |
|
| - | 733 | } |
|
| - | 734 | ||
| - | 735 | void drm_mm_debug_table(struct drm_mm *mm, const char *prefix) |
|
| - | 736 | { |
|
| - | 737 | struct drm_mm_node *entry; |
|
| Line 730... | Line 738... | ||
| 730 | prefix, hole_start, hole_end, |
738 | unsigned long total_used = 0, total_free = 0, total = 0; |
| 731 | hole_size); |
739 | |
| 732 | total_free += hole_size; |
740 | total_free += drm_mm_debug_hole(&mm->head_node, prefix); |
| 733 | 741 | ||
| 734 | drm_mm_for_each_node(entry, mm) { |
742 | drm_mm_for_each_node(entry, mm) { |
| 735 | printk(KERN_DEBUG "%s 0x%08lx-0x%08lx: %8lu: used\n", |
- | |
| 736 | prefix, entry->start, entry->start + entry->size, |
- | |
| 737 | entry->size); |
- | |
| 738 | total_used += entry->size; |
743 | printk(KERN_DEBUG "%s 0x%08lx-0x%08lx: %8lu: used\n", |
| 739 | - | ||
| 740 | if (entry->hole_follows) { |
- | |
| 741 | hole_start = drm_mm_hole_node_start(entry); |
- | |
| 742 | hole_end = drm_mm_hole_node_end(entry); |
- | |
| 743 | hole_size = hole_end - hole_start; |
- | |
| 744 | printk(KERN_DEBUG "%s 0x%08lx-0x%08lx: %8lu: free\n", |
- | |
| 745 | prefix, hole_start, hole_end, |
744 | prefix, entry->start, entry->start + entry->size, |
| 746 | hole_size); |
745 | entry->size); |
| Line 747... | Line 746... | ||
| 747 | total_free += hole_size; |
746 | total_used += entry->size; |
| 748 | } |
747 | total_free += drm_mm_debug_hole(entry, prefix); |