1 #ifndef __ASM_SH_SMP_OPS_H
2 #define __ASM_SH_SMP_OPS_H
3 
4 struct plat_smp_ops {
5 	void (*smp_setup)(void);
6 	unsigned int (*smp_processor_id)(void);
7 	void (*prepare_cpus)(unsigned int max_cpus);
8 	void (*start_cpu)(unsigned int cpu, unsigned long entry_point);
9 	void (*send_ipi)(unsigned int cpu, unsigned int message);
10 	int (*cpu_disable)(unsigned int cpu);
11 	void (*cpu_die)(unsigned int cpu);
12 	void (*play_dead)(void);
13 };
14 
15 extern struct plat_smp_ops *mp_ops;
16 extern struct plat_smp_ops shx3_smp_ops;
17 
18 #ifdef CONFIG_SMP
19 
plat_smp_setup(void)20 static inline void plat_smp_setup(void)
21 {
22 	BUG_ON(!mp_ops);
23 	mp_ops->smp_setup();
24 }
25 
play_dead(void)26 static inline void play_dead(void)
27 {
28 	mp_ops->play_dead();
29 }
30 
31 extern void register_smp_ops(struct plat_smp_ops *ops);
32 
33 #else
34 
plat_smp_setup(void)35 static inline void plat_smp_setup(void)
36 {
37 	/* UP, nothing to do ... */
38 }
39 
register_smp_ops(struct plat_smp_ops * ops)40 static inline void register_smp_ops(struct plat_smp_ops *ops)
41 {
42 }
43 
play_dead(void)44 static inline void play_dead(void)
45 {
46 	BUG();
47 }
48 
49 #endif /* CONFIG_SMP */
50 
51 #endif /* __ASM_SH_SMP_OPS_H */
52