Lines Matching refs:tsc
260 u64 native_sched_clock_from_tsc(u64 tsc) in native_sched_clock_from_tsc() argument
262 return cycles_2_ns(tsc); in native_sched_clock_from_tsc()
431 u64 tsc, t1, t2, delta; in pit_calibrate_tsc() local
461 tsc = t1 = t2 = get_cycles(); in pit_calibrate_tsc()
468 delta = t2 - tsc; in pit_calibrate_tsc()
469 tsc = t2; in pit_calibrate_tsc()
540 u64 tsc = 0, prev_tsc = 0; in pit_expect_msb() local
545 prev_tsc = tsc; in pit_expect_msb()
546 tsc = get_cycles(); in pit_expect_msb()
549 *tscp = tsc; in pit_expect_msb()
570 u64 tsc, delta; in quick_pit_calibrate() local
602 if (pit_expect_msb(0xff, &tsc, &d1)) { in quick_pit_calibrate()
607 delta -= tsc; in quick_pit_calibrate()