283  * - Critical trip point will cause a system shutdown.
306 				      const struct thermal_trip *trip)  in handle_non_critical_trips()  argument
308 	tz->governor ? tz->governor->throttle(tz, trip) :  in handle_non_critical_trips()
309 		       def_governor->throttle(tz, trip);  in handle_non_critical_trips()
350 				  const struct thermal_trip *trip)  in handle_critical_trips()  argument
353 	if (trip->temperature <= 0 || tz->temperature < trip->temperature)  in handle_critical_trips()
356 	trace_thermal_zone_trip(tz, thermal_zone_trip_id(tz, trip), trip->type);  in handle_critical_trips()
358 	if (trip->type == THERMAL_TRIP_CRITICAL)  in handle_critical_trips()
365 				struct thermal_trip *trip)  in handle_thermal_trip()  argument
367 	if (trip->temperature == THERMAL_TEMP_INVALID)  in handle_thermal_trip()
372 		trip->threshold = trip->temperature;  in handle_thermal_trip()
373 		if (tz->temperature >= trip->threshold)  in handle_thermal_trip()
374 			trip->threshold -= trip->hysteresis;  in handle_thermal_trip()
375 	} else if (tz->last_temperature < trip->threshold) {  in handle_thermal_trip()
377 		 * The trip threshold is equal to the trip temperature, unless  in handle_thermal_trip()
379 		 * the trip is crossed if the current zone temperature is at  in handle_thermal_trip()
381 		 * the threshold and the trip temperature will be equal.  in handle_thermal_trip()
383 		if (tz->temperature >= trip->temperature) {  in handle_thermal_trip()
384 			thermal_notify_tz_trip_up(tz, trip);  in handle_thermal_trip()
385 			thermal_debug_tz_trip_up(tz, trip);  in handle_thermal_trip()
386 			trip->threshold = trip->temperature - trip->hysteresis;  in handle_thermal_trip()
388 			trip->threshold = trip->temperature;  in handle_thermal_trip()
392 		 * The previous zone temperature was above or equal to the trip  in handle_thermal_trip()
394 		 * the trip (its temperature minus its hysteresis), unless the  in handle_thermal_trip()
395 		 * trip temperature or hysteresis had changed.  In either case,  in handle_thermal_trip()
396 		 * the trip is crossed if the current zone temperature is below  in handle_thermal_trip()
397 		 * the low temperature of the trip, but otherwise ensure that  in handle_thermal_trip()
398 		 * the trip threshold will be equal to the low temperature of  in handle_thermal_trip()
399 		 * the trip.  in handle_thermal_trip()
401 		if (tz->temperature < trip->temperature - trip->hysteresis) {  in handle_thermal_trip()
402 			thermal_notify_tz_trip_down(tz, trip);  in handle_thermal_trip()
403 			thermal_debug_tz_trip_down(tz, trip);  in handle_thermal_trip()
404 			trip->threshold = trip->temperature;  in handle_thermal_trip()
406 			trip->threshold = trip->temperature - trip->hysteresis;  in handle_thermal_trip()
410 	if (trip->type == THERMAL_TRIP_CRITICAL || trip->type == THERMAL_TRIP_HOT)  in handle_thermal_trip()
411 		handle_critical_trips(tz, trip);  in handle_thermal_trip()
413 		handle_non_critical_trips(tz, trip);  in handle_thermal_trip()
462 	struct thermal_trip *trip;  in __thermal_zone_device_update()  local
476 	for_each_trip(tz, trip)  in __thermal_zone_device_update()
477 		handle_thermal_trip(tz, trip);  in __thermal_zone_device_update()
628  * @trip:	trip point the cooling devices is associated with in this zone.
630  * @upper:	the Maximum cooling state for this trip point.
633  * @lower:	the Minimum cooling state can be used for this trip point.
640  * This interface function bind a thermal cooling device to the certain trip
647 				     const struct thermal_trip *trip,  in thermal_bind_cdev_to_trip()  argument
689 	dev->trip = trip;  in thermal_bind_cdev_to_trip()
731 		if (pos->tz == tz && pos->trip == trip && pos->cdev == cdev) {  in thermal_bind_cdev_to_trip()
778  * @trip:	trip point the cooling devices is associated with in this zone.
782  * trip point of a thermal zone device.
788 				  const struct thermal_trip *trip,  in thermal_unbind_cdev_from_trip()  argument
796 		if (pos->tz == tz && pos->trip == trip && pos->cdev == cdev) {  in thermal_unbind_cdev_from_trip()
1253  * @num_trips:	the number of trip points the thermal zone support
1254  * @mask:	a bit string indicating the writeablility of trip points
1261  *		   whether trip points have been crossed (0 for interrupt
1297 	 * Max trip count can't exceed 31 as the "mask >> num_trips" condition.  in thermal_zone_device_register_with_trips()
1302 	 * E.g. mask = 0x80000000 for trip id 31 to be RW. Then  in thermal_zone_device_register_with_trips()