xref: /openbmc/linux/arch/x86/include/asm/uv/uv.h (revision b6dcefde)
1 #ifndef _ASM_X86_UV_UV_H
2 #define _ASM_X86_UV_UV_H
3 
4 enum uv_system_type {UV_NONE, UV_LEGACY_APIC, UV_X2APIC, UV_NON_UNIQUE_APIC};
5 
6 struct cpumask;
7 struct mm_struct;
8 
9 #ifdef CONFIG_X86_UV
10 
11 extern enum uv_system_type get_uv_system_type(void);
12 extern int is_uv_system(void);
13 extern void uv_cpu_init(void);
14 extern void uv_system_init(void);
15 extern const struct cpumask *uv_flush_tlb_others(const struct cpumask *cpumask,
16 						 struct mm_struct *mm,
17 						 unsigned long va,
18 						 unsigned int cpu);
19 
20 #else	/* X86_UV */
21 
22 static inline enum uv_system_type get_uv_system_type(void) { return UV_NONE; }
23 static inline int is_uv_system(void)	{ return 0; }
24 static inline void uv_cpu_init(void)	{ }
25 static inline void uv_system_init(void)	{ }
26 static inline const struct cpumask *
27 uv_flush_tlb_others(const struct cpumask *cpumask, struct mm_struct *mm,
28 		    unsigned long va, unsigned int cpu)
29 { return cpumask; }
30 
31 #endif	/* X86_UV */
32 
33 #endif	/* _ASM_X86_UV_UV_H */
34