100 		.clock		= &dummy_clock,			\
194 	struct clocksource *clock = READ_ONCE(tkr->clock);  in tk_clock_read()  local
196 	return clock->read(clock);  in tk_clock_read()
205 	u64 max_cycles = tk->tkr_mono.clock->max_cycles;  in timekeeping_check_update()
206 	const char *name = tk->tkr_mono.clock->name;  in timekeeping_check_update()
259 		max = tkr->clock->max_cycles;  in timekeeping_get_delta()
276 		delta = tkr->clock->max_cycles;  in timekeeping_get_delta()
310 static void tk_setup_internals(struct timekeeper *tk, struct clocksource *clock)  in tk_setup_internals()  argument
317 	old_clock = tk->tkr_mono.clock;  in tk_setup_internals()
318 	tk->tkr_mono.clock = clock;  in tk_setup_internals()
319 	tk->tkr_mono.mask = clock->mask;  in tk_setup_internals()
322 	tk->tkr_raw.clock = clock;  in tk_setup_internals()
323 	tk->tkr_raw.mask = clock->mask;  in tk_setup_internals()
328 	tmp <<= clock->shift;  in tk_setup_internals()
330 	tmp += clock->mult/2;  in tk_setup_internals()
331 	do_div(tmp, clock->mult);  in tk_setup_internals()
339 	tk->xtime_interval = interval * clock->mult;  in tk_setup_internals()
341 	tk->raw_interval = interval * clock->mult;  in tk_setup_internals()
345 		int shift_change = clock->shift - old_clock->shift;  in tk_setup_internals()
355 	tk->tkr_mono.shift = clock->shift;  in tk_setup_internals()
356 	tk->tkr_raw.shift = clock->shift;  in tk_setup_internals()
359 	tk->ntp_error_shift = NTP_SCALE_SHIFT - clock->shift;  in tk_setup_internals()
367 	tk->tkr_mono.mult = clock->mult;  in tk_setup_internals()
368 	tk->tkr_raw.mult = clock->mult;  in tk_setup_internals()
642 	tkr_dummy.clock = &dummy_clock;  in halt_fast_timekeeper()
648 	tkr_dummy.clock = &dummy_clock;  in halt_fast_timekeeper()
1056 		systime_snapshot->cs_id = tk->tkr_mono.clock->id;  in ktime_get_snapshot()
1232 		if (tk->tkr_mono.clock != system_counterval.cs)  in get_device_system_crosststamp()
1469 		old = tk->tkr_mono.clock;  in change_clocksource()
1495 int timekeeping_notify(struct clocksource *clock)  in timekeeping_notify()  argument
1499 	if (tk->tkr_mono.clock == clock)  in timekeeping_notify()
1501 	stop_machine(change_clocksource, clock, NULL);  in timekeeping_notify()
1503 	return tk->tkr_mono.clock == clock ? 0 : -1;  in timekeeping_notify()
1543 		ret = tk->tkr_mono.clock->flags & CLOCK_SOURCE_VALID_FOR_HRES;  in timekeeping_valid_for_hres()
1562 		ret = tk->tkr_mono.clock->max_idle_ns;  in timekeeping_max_deferment()
1631 	struct clocksource *clock;  in timekeeping_init()  local
1656 	clock = clocksource_default_clock();  in timekeeping_init()
1657 	if (clock->enable)  in timekeeping_init()
1658 		clock->enable(clock);  in timekeeping_init()
1659 	tk_setup_internals(tk, clock);  in timekeeping_init()
1775 	struct clocksource *clock = tk->tkr_mono.clock;  in timekeeping_resume()  local
1802 	nsec = clocksource_stop_suspend_timing(clock, cycle_now);  in timekeeping_resume()
1865 	curr_clock = tk->tkr_mono.clock;  in timekeeping_suspend()
2024 	if (unlikely(tk->tkr_mono.clock->maxadj &&  in timekeeping_adjust()
2025 		(abs(tk->tkr_mono.mult - tk->tkr_mono.clock->mult)  in timekeeping_adjust()
2026 			> tk->tkr_mono.clock->maxadj))) {  in timekeeping_adjust()
2029 			tk->tkr_mono.clock->name, (long)tk->tkr_mono.mult,  in timekeeping_adjust()
2030 			(long)tk->tkr_mono.clock->mult + tk->tkr_mono.clock->maxadj);  in timekeeping_adjust()
2406 	struct clocksource *clock = READ_ONCE(tkr->clock);  in random_get_entropy_fallback()  local
2408 	if (unlikely(timekeeping_suspended || !clock))  in random_get_entropy_fallback()
2410 	return clock->read(clock);  in random_get_entropy_fallback()