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1 | /* SPDX-License-Identifier: GPL-2.0 */ |
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2 | #ifndef __ASM_SH_SMP_OPS_H |
3 | #define __ASM_SH_SMP_OPS_H |
4 | |
5 | struct plat_smp_ops { |
6 | void (*smp_setup)(void); |
7 | unsigned int (*smp_processor_id)(void); |
8 | void (*prepare_cpus)(unsigned int max_cpus); |
9 | void (*start_cpu)(unsigned int cpu, unsigned long entry_point); |
10 | void (*send_ipi)(unsigned int cpu, unsigned int message); |
11 | int (*cpu_disable)(unsigned int cpu); |
12 | void (*cpu_die)(unsigned int cpu); |
13 | void (*play_dead)(void); |
14 | }; |
15 | |
16 | extern struct plat_smp_ops *mp_ops; |
17 | extern struct plat_smp_ops shx3_smp_ops; |
18 | |
19 | #ifdef CONFIG_SMP |
20 | |
21 | static inline void plat_smp_setup(void) |
22 | { |
23 | BUG_ON(!mp_ops); |
24 | mp_ops->smp_setup(); |
25 | } |
26 | |
27 | static inline void __noreturn play_dead(void) |
28 | { |
29 | mp_ops->play_dead(); |
30 | BUG(); |
31 | } |
32 | |
33 | extern void register_smp_ops(struct plat_smp_ops *ops); |
34 | |
35 | #else |
36 | |
37 | static inline void plat_smp_setup(void) |
38 | { |
39 | /* UP, nothing to do ... */ |
40 | } |
41 | |
42 | static inline void register_smp_ops(struct plat_smp_ops *ops) |
43 | { |
44 | } |
45 | |
46 | static inline void __noreturn play_dead(void) |
47 | { |
48 | BUG(); |
49 | } |
50 | |
51 | #endif /* CONFIG_SMP */ |
52 | |
53 | #endif /* __ASM_SH_SMP_OPS_H */ |
54 |
Warning: This file is not a C or C++ file. It does not have highlighting.