1 | #ifndef __NOUVEAU_MM_H__ |
2 | #define __NOUVEAU_MM_H__ |
3 | |
4 | struct nouveau_mm_node { |
5 | struct list_head nl_entry; |
6 | struct list_head fl_entry; |
7 | struct list_head rl_entry; |
8 | |
9 | u8 type; |
10 | u32 offset; |
11 | u32 length; |
12 | }; |
13 | |
14 | struct nouveau_mm { |
15 | struct list_head nodes; |
16 | struct list_head free; |
17 | |
18 | u32 block_size; |
19 | int heap_nodes; |
20 | }; |
21 | |
22 | static inline bool |
23 | nouveau_mm_initialised(struct nouveau_mm *mm) |
24 | { |
25 | return mm->block_size != 0; |
26 | } |
27 | |
28 | int nouveau_mm_init(struct nouveau_mm *, u32 offset, u32 length, u32 block); |
29 | int nouveau_mm_fini(struct nouveau_mm *); |
30 | int nouveau_mm_head(struct nouveau_mm *, u8 type, u32 size_max, u32 size_min, |
31 | u32 align, struct nouveau_mm_node **); |
32 | int nouveau_mm_tail(struct nouveau_mm *, u8 type, u32 size_max, u32 size_min, |
33 | u32 align, struct nouveau_mm_node **); |
34 | void nouveau_mm_free(struct nouveau_mm *, struct nouveau_mm_node **); |
35 | |
36 | #endif |
37 | |