2 files changed, 12 insertions, 0 deletions

diff --git a/drivers/thermal/step_wise.c b/drivers/thermal/step_wise.c
index d89e781b0a18..f251521baaa2 100644
--- a/drivers/thermal/step_wise.c
+++ b/drivers/thermal/step_wise.c
@@ -60,6 +60,7 @@ static unsigned long get_target_state(struct thermal_instance *instance,
          */
         cdev->ops->get_cur_state(cdev, &cur_state);
         next_target = instance->target;
+        dev_dbg(&cdev->device, "cur_state=%ld\n", cur_state);
 
         switch (trend) {
         case THERMAL_TREND_RAISING:
@@ -131,6 +132,9 @@ static void thermal_zone_trip_update(struct thermal_zone_device *tz, int trip)
         if (tz->temperature >= trip_temp)
                 throttle = true;
 
+        dev_dbg(&tz->device, "Trip%d[type=%d,temp=%ld]:trend=%d,throttle=%d\n",
+                                trip, trip_type, trip_temp, trend, throttle);
+
         mutex_lock(&tz->lock);
 
         list_for_each_entry(instance, &tz->thermal_instances, tz_node) {
@@ -139,6 +143,8 @@ static void thermal_zone_trip_update(struct thermal_zone_device *tz, int trip)
 
                 old_target = instance->target;
                 instance->target = get_target_state(instance, trend, throttle);
+                dev_dbg(&instance->cdev->device, "old_target=%d, target=%d\n",
+                                        old_target, (int)instance->target);
 
                 if (old_target == instance->target)
                         continue;
diff --git a/drivers/thermal/thermal_core.c b/drivers/thermal/thermal_core.c
index f1d511a9475b..30a02add9e2e 100644
--- a/drivers/thermal/thermal_core.c
+++ b/drivers/thermal/thermal_core.c
@@ -450,6 +450,9 @@ static void update_temperature(struct thermal_zone_device *tz)
         tz->last_temperature = tz->temperature;
         tz->temperature = temp;
         mutex_unlock(&tz->lock);
+
+        dev_dbg(&tz->device, "last_temperature=%d, current_temperature=%d\n",
+                                tz->last_temperature, tz->temperature);
 }
 
 void thermal_zone_device_update(struct thermal_zone_device *tz)
@@ -1207,6 +1210,8 @@ void thermal_cdev_update(struct thermal_cooling_device *cdev)
         mutex_lock(&cdev->lock);
         /* Make sure cdev enters the deepest cooling state */
         list_for_each_entry(instance, &cdev->thermal_instances, cdev_node) {
+                dev_dbg(&cdev->device, "zone%d->target=%lu\n",
+                                instance->tz->id, instance->target);
                 if (instance->target == THERMAL_NO_TARGET)
                         continue;
                 if (instance->target > target)
@@ -1215,6 +1220,7 @@ void thermal_cdev_update(struct thermal_cooling_device *cdev)
         mutex_unlock(&cdev->lock);
         cdev->ops->set_cur_state(cdev, target);
         cdev->updated = true;
+        dev_dbg(&cdev->device, "set to state %lu\n", target);
 }
 EXPORT_SYMBOL(thermal_cdev_update);