1 /* SPDX-License-Identifier: GPL-2.0 */ 1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef __NUMA_MEMBLKS_H 2 #ifndef __NUMA_MEMBLKS_H
3 #define __NUMA_MEMBLKS_H 3 #define __NUMA_MEMBLKS_H
4 4
5 #ifdef CONFIG_NUMA_MEMBLKS 5 #ifdef CONFIG_NUMA_MEMBLKS
6 #include <linux/types.h> 6 #include <linux/types.h>
7 7
8 #define NR_NODE_MEMBLKS (MAX_NUMNODES 8 #define NR_NODE_MEMBLKS (MAX_NUMNODES * 2)
9 9
10 void __init numa_set_distance(int from, int to 10 void __init numa_set_distance(int from, int to, int distance);
11 void __init numa_reset_distance(void); 11 void __init numa_reset_distance(void);
12 12
13 struct numa_memblk { 13 struct numa_memblk {
14 u64 start; 14 u64 start;
15 u64 end; 15 u64 end;
16 int nid; 16 int nid;
17 }; 17 };
18 18
19 struct numa_meminfo { 19 struct numa_meminfo {
20 int nr_blks; 20 int nr_blks;
21 struct numa_memblk blk[NR_NODE_ME 21 struct numa_memblk blk[NR_NODE_MEMBLKS];
22 }; 22 };
23 23
24 int __init numa_add_memblk(int nodeid, u64 sta 24 int __init numa_add_memblk(int nodeid, u64 start, u64 end);
25 void __init numa_remove_memblk_from(int idx, s 25 void __init numa_remove_memblk_from(int idx, struct numa_meminfo *mi);
26 26
27 int __init numa_cleanup_meminfo(struct numa_me 27 int __init numa_cleanup_meminfo(struct numa_meminfo *mi);
28 28
29 int __init numa_memblks_init(int (*init_func)( 29 int __init numa_memblks_init(int (*init_func)(void),
30 bool memblock_for 30 bool memblock_force_top_down);
31 31
32 #ifdef CONFIG_NUMA_EMU 32 #ifdef CONFIG_NUMA_EMU
33 int numa_emu_cmdline(char *str); 33 int numa_emu_cmdline(char *str);
34 void __init numa_emu_update_cpu_to_node(int *e 34 void __init numa_emu_update_cpu_to_node(int *emu_nid_to_phys,
35 unsign 35 unsigned int nr_emu_nids);
36 u64 __init numa_emu_dma_end(void); 36 u64 __init numa_emu_dma_end(void);
37 void __init numa_emulation(struct numa_meminfo 37 void __init numa_emulation(struct numa_meminfo *numa_meminfo,
38 int numa_dist_cnt); 38 int numa_dist_cnt);
39 #else 39 #else
40 static inline void numa_emulation(struct numa_ 40 static inline void numa_emulation(struct numa_meminfo *numa_meminfo,
41 int numa_dis 41 int numa_dist_cnt)
42 { } 42 { }
43 static inline int numa_emu_cmdline(char *str) 43 static inline int numa_emu_cmdline(char *str)
44 { 44 {
45 return -EINVAL; 45 return -EINVAL;
46 } 46 }
47 #endif /* CONFIG_NUMA_EMU */ 47 #endif /* CONFIG_NUMA_EMU */
48 48
49 #ifdef CONFIG_NUMA_KEEP_MEMINFO 49 #ifdef CONFIG_NUMA_KEEP_MEMINFO
50 extern int phys_to_target_node(u64 start); 50 extern int phys_to_target_node(u64 start);
51 #define phys_to_target_node phys_to_target_nod 51 #define phys_to_target_node phys_to_target_node
52 extern int memory_add_physaddr_to_nid(u64 star 52 extern int memory_add_physaddr_to_nid(u64 start);
53 #define memory_add_physaddr_to_nid memory_add_ 53 #define memory_add_physaddr_to_nid memory_add_physaddr_to_nid
54 #endif /* CONFIG_NUMA_KEEP_MEMINFO */ 54 #endif /* CONFIG_NUMA_KEEP_MEMINFO */
55 55
56 #endif /* CONFIG_NUMA_MEMBLKS */ 56 #endif /* CONFIG_NUMA_MEMBLKS */
57 57
58 #endif /* __NUMA_MEMBLKS_H */ 58 #endif /* __NUMA_MEMBLKS_H */
59 59
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