diff options
Diffstat (limited to 'arch/x86/include/asm/tsc.h')
| -rw-r--r-- | arch/x86/include/asm/tsc.h | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/arch/x86/include/asm/tsc.h b/arch/x86/include/asm/tsc.h index 9db5583b6d3..94605c0e9ce 100644 --- a/arch/x86/include/asm/tsc.h +++ b/arch/x86/include/asm/tsc.h @@ -49,11 +49,10 @@ extern void tsc_init(void); extern void mark_tsc_unstable(char *reason); extern int unsynchronized_tsc(void); extern int check_tsc_unstable(void); +extern int check_tsc_disabled(void); extern unsigned long native_calibrate_tsc(void); -#ifdef CONFIG_X86_64 -extern cycles_t vread_tsc(void); -#endif +extern int tsc_clocksource_reliable; /* * Boot-time check whether the TSCs are synchronized across @@ -63,7 +62,10 @@ extern void check_tsc_sync_source(int cpu); extern void check_tsc_sync_target(void); extern int notsc_setup(char *); -extern void save_sched_clock_state(void); -extern void restore_sched_clock_state(void); +extern void tsc_save_sched_clock_state(void); +extern void tsc_restore_sched_clock_state(void); + +/* MSR based TSC calibration for Intel Atom SoC platforms */ +unsigned long try_msr_calibrate_tsc(void); #endif /* _ASM_X86_TSC_H */ |