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-rw-r--r--drivers/acpi/thermal.c16
1 files changed, 13 insertions, 3 deletions
diff --git a/drivers/acpi/thermal.c b/drivers/acpi/thermal.c
index 8470771e5ea..a33821ca389 100644
--- a/drivers/acpi/thermal.c
+++ b/drivers/acpi/thermal.c
@@ -723,9 +723,19 @@ static int thermal_get_trend(struct thermal_zone_device *thermal,
return -EINVAL;
if (type == THERMAL_TRIP_ACTIVE) {
- /* aggressive active cooling */
- *trend = THERMAL_TREND_RAISING;
- return 0;
+ unsigned long trip_temp;
+ unsigned long temp = KELVIN_TO_MILLICELSIUS(tz->temperature,
+ tz->kelvin_offset);
+ if (thermal_get_trip_temp(thermal, trip, &trip_temp))
+ return -EINVAL;
+
+ if (temp > trip_temp) {
+ *trend = THERMAL_TREND_RAISING;
+ return 0;
+ } else {
+ /* Fall back on default trend */
+ return -EINVAL;
+ }
}
/*