usb: uas: add support for more quirk flags
[platform/kernel/linux-rpi.git] / include / linux / interval_tree.h
1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef _LINUX_INTERVAL_TREE_H
3 #define _LINUX_INTERVAL_TREE_H
4
5 #include <linux/rbtree.h>
6
7 struct interval_tree_node {
8         struct rb_node rb;
9         unsigned long start;    /* Start of interval */
10         unsigned long last;     /* Last location _in_ interval */
11         unsigned long __subtree_last;
12 };
13
14 extern void
15 interval_tree_insert(struct interval_tree_node *node,
16                      struct rb_root_cached *root);
17
18 extern void
19 interval_tree_remove(struct interval_tree_node *node,
20                      struct rb_root_cached *root);
21
22 extern struct interval_tree_node *
23 interval_tree_iter_first(struct rb_root_cached *root,
24                          unsigned long start, unsigned long last);
25
26 extern struct interval_tree_node *
27 interval_tree_iter_next(struct interval_tree_node *node,
28                         unsigned long start, unsigned long last);
29
30 #endif  /* _LINUX_INTERVAL_TREE_H */