Lines Matching refs:tsc
261 u64 native_sched_clock_from_tsc(u64 tsc) in native_sched_clock_from_tsc() argument
263 return cycles_2_ns(tsc); in native_sched_clock_from_tsc()
432 u64 tsc, t1, t2, delta; in pit_calibrate_tsc() local
462 tsc = t1 = t2 = get_cycles(); in pit_calibrate_tsc()
469 delta = t2 - tsc; in pit_calibrate_tsc()
470 tsc = t2; in pit_calibrate_tsc()
541 u64 tsc = 0, prev_tsc = 0; in pit_expect_msb() local
546 prev_tsc = tsc; in pit_expect_msb()
547 tsc = get_cycles(); in pit_expect_msb()
550 *tscp = tsc; in pit_expect_msb()
571 u64 tsc, delta; in quick_pit_calibrate() local
603 if (pit_expect_msb(0xff, &tsc, &d1)) { in quick_pit_calibrate()
608 delta -= tsc; in quick_pit_calibrate()