1 files changed, 9 insertions, 0 deletions

diff --git a/include/linux/thermal.h b/include/linux/thermal.h
index 5946a3b90bb2..6a1d43d2ec92 100644
--- a/include/linux/thermal.h
+++ b/include/linux/thermal.h
@@ -44,6 +44,12 @@ enum thermal_trip_type {
         THERMAL_TRIP_CRITICAL,
 };
 
+enum thermal_trend {
+        THERMAL_TREND_STABLE, /* temperature is stable */
+        THERMAL_TREND_RAISING, /* temperature is raising */
+        THERMAL_TREND_DROPPING, /* temperature is dropping */
+};
+
 struct thermal_zone_device_ops {
         int (*bind) (struct thermal_zone_device *,
                      struct thermal_cooling_device *);
@@ -65,6 +71,8 @@ struct thermal_zone_device_ops {
         int (*set_trip_hyst) (struct thermal_zone_device *, int,
                               unsigned long);
         int (*get_crit_temp) (struct thermal_zone_device *, unsigned long *);
+        int (*get_trend) (struct thermal_zone_device *, int,
+                          enum thermal_trend *);
         int (*notify) (struct thermal_zone_device *, int,
                        enum thermal_trip_type);
 };
@@ -111,6 +119,7 @@ struct thermal_zone_device {
         int tc2;
         int passive_delay;
         int polling_delay;
+        int temperature;
         int last_temperature;
         bool passive;
         unsigned int forced_passive;