1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /*
3  * Copyright (C) 2013 Imagination Technologies
4  * Author: Paul Burton <paul.burton@mips.com>
5  */
6 
7 #ifndef __MIPS_ASM_SMP_CPS_H__
8 #define __MIPS_ASM_SMP_CPS_H__
9 
10 #ifndef __ASSEMBLY__
11 
12 struct vpe_boot_config {
13 	unsigned long pc;
14 	unsigned long sp;
15 	unsigned long gp;
16 };
17 
18 struct core_boot_config {
19 	atomic_t vpe_mask;
20 	struct vpe_boot_config *vpe_config;
21 };
22 
23 extern struct core_boot_config *mips_cps_core_bootcfg;
24 
25 extern void mips_cps_core_entry(void);
26 extern void mips_cps_core_init(void);
27 
28 extern void mips_cps_boot_vpes(struct core_boot_config *cfg, unsigned vpe);
29 
30 extern void mips_cps_pm_save(void);
31 extern void mips_cps_pm_restore(void);
32 
33 #ifdef CONFIG_MIPS_CPS
34 
35 extern bool mips_cps_smp_in_use(void);
36 
37 #else /* !CONFIG_MIPS_CPS */
38 
mips_cps_smp_in_use(void)39 static inline bool mips_cps_smp_in_use(void) { return false; }
40 
41 #endif /* !CONFIG_MIPS_CPS */
42 
43 #else /* __ASSEMBLY__ */
44 
45 .extern mips_cps_bootcfg;
46 
47 #endif /* __ASSEMBLY__ */
48 #endif /* __MIPS_ASM_SMP_CPS_H__ */
49