36 static void acpi_sleep_tts_switch(u32 acpi_state)  in acpi_sleep_tts_switch()  argument
40 	status = acpi_execute_simple_method(NULL, "\\_TTS", acpi_state);  in acpi_sleep_tts_switch()
63 static int acpi_sleep_prepare(u32 acpi_state)  in acpi_sleep_prepare()  argument
69 	if (acpi_state == ACPI_STATE_S3) {  in acpi_sleep_prepare()
78 	pr_info("Preparing to enter system sleep state S%d\n", acpi_state);  in acpi_sleep_prepare()
79 	acpi_enable_wakeup_devices(acpi_state);  in acpi_sleep_prepare()
80 	acpi_enter_sleep_state_prep(acpi_state);  in acpi_sleep_prepare()
455 	u32 acpi_state = acpi_target_sleep_state;  in acpi_pm_finish()  local
460 	if (acpi_state == ACPI_STATE_S0)  in acpi_pm_finish()
463 	pr_info("Waking up from system sleep state S%d\n", acpi_state);  in acpi_pm_finish()
464 	acpi_disable_wakeup_devices(acpi_state);  in acpi_pm_finish()
465 	acpi_leave_sleep_state(acpi_state);  in acpi_pm_finish()
495 static void acpi_pm_start(u32 acpi_state)  in acpi_pm_start()  argument
497 	acpi_target_sleep_state = acpi_state;  in acpi_pm_start()
537 	u32 acpi_state = acpi_suspend_states[pm_state];  in acpi_suspend_begin()  local
544 	if (!sleep_states[acpi_state]) {  in acpi_suspend_begin()
545 		pr_err("ACPI does not support sleep state S%u\n", acpi_state);  in acpi_suspend_begin()
548 	if (acpi_state > ACPI_STATE_S1)  in acpi_suspend_begin()
551 	acpi_pm_start(acpi_state);  in acpi_suspend_begin()
566 	u32 acpi_state = acpi_target_sleep_state;  in acpi_suspend_enter()  local
571 	trace_suspend_resume(TPS("acpi_suspend"), acpi_state, true);  in acpi_suspend_enter()
572 	switch (acpi_state) {  in acpi_suspend_enter()
575 		status = acpi_enter_sleep_state(acpi_state);  in acpi_suspend_enter()
588 	trace_suspend_resume(TPS("acpi_suspend"), acpi_state, false);  in acpi_suspend_enter()
594 	acpi_leave_sleep_state_prep(acpi_state);  in acpi_suspend_enter()
605 	if (ACPI_SUCCESS(status) && (acpi_state == ACPI_STATE_S3)) {  in acpi_suspend_enter()
633 	u32 acpi_state;  in acpi_suspend_state_valid()  local
639 		acpi_state = acpi_suspend_states[pm_state];  in acpi_suspend_state_valid()
641 		return sleep_states[acpi_state];  in acpi_suspend_state_valid()