xref: /linux/arch/x86/include/asm/clocksource.h (revision be1fb0e8eb0821234a9df2e2938332c1884f7f0f)
1 /* x86-specific clocksource additions */
2 
3 #ifndef _ASM_X86_CLOCKSOURCE_H
4 #define _ASM_X86_CLOCKSOURCE_H
5 
6 #define VCLOCK_NONE	0  /* No vDSO clock available.	*/
7 #define VCLOCK_TSC	1  /* vDSO should use vread_tsc.	*/
8 #define VCLOCK_HPET	2  /* vDSO should use vread_hpet.	*/
9 #define VCLOCK_PVCLOCK	3 /* vDSO should use vread_pvclock. */
10 #define VCLOCK_MAX	3
11 
12 struct arch_clocksource_data {
13 	int vclock_mode;
14 };
15 
16 #endif /* _ASM_X86_CLOCKSOURCE_H */
17