Thermal: set upper and lower limits
set upper and lower limits when binding
a thermal cooling device to a thermal zone device.
Signed-off-by: Zhang Rui <rui.zhang@intel.com>
Reviewed-by: Rafael J. Wysocki <rjw@sisk.pl>
Reviewed-by: Eduardo Valentin <eduardo.valentin@ti.com>
diff --git a/include/linux/thermal.h b/include/linux/thermal.h
index 4b94a61..5946a3b 100644
--- a/include/linux/thermal.h
+++ b/include/linux/thermal.h
@@ -75,6 +75,8 @@
int (*set_cur_state) (struct thermal_cooling_device *, unsigned long);
};
+#define THERMAL_NO_LIMIT -1UL /* no upper/lower limit requirement */
+
#define THERMAL_TRIPS_NONE -1
#define THERMAL_MAX_TRIPS 12
#define THERMAL_NAME_LENGTH 20
@@ -157,7 +159,8 @@
void thermal_zone_device_unregister(struct thermal_zone_device *);
int thermal_zone_bind_cooling_device(struct thermal_zone_device *, int,
- struct thermal_cooling_device *);
+ struct thermal_cooling_device *,
+ unsigned long, unsigned long);
int thermal_zone_unbind_cooling_device(struct thermal_zone_device *, int,
struct thermal_cooling_device *);
void thermal_zone_device_update(struct thermal_zone_device *);