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authorAlex Shi <alex.shi@linaro.org>2016-04-21 14:43:36 +0800
committerAlex Shi <alex.shi@linaro.org>2016-04-21 14:43:36 +0800
commit9beee7af111a7afa5f7b787daaf8a6891c05f216 (patch)
tree92fdbea807b9ef2917d1f087355f08617230dd75 /drivers/thermal/thermal_core.c
parente8490c42825967752fef08dddf37eb3f5f34d753 (diff)
parentfd9302c16fc244139c1ddfdffc145d5b772ed9ce (diff)
Merge branch 'linux-linaro-lsk-v4.1' into linux-linaro-lsk-v4.1-androidlsk-v4.1-16.04-android
Conflicts: keep -fno-pic flag in arch/arm64/Makefile
Diffstat (limited to 'drivers/thermal/thermal_core.c')
-rw-r--r--drivers/thermal/thermal_core.c13
1 files changed, 12 insertions, 1 deletions
diff --git a/drivers/thermal/thermal_core.c b/drivers/thermal/thermal_core.c
index d060ca95fd09..63ad7949e087 100644
--- a/drivers/thermal/thermal_core.c
+++ b/drivers/thermal/thermal_core.c
@@ -454,6 +454,10 @@ static void handle_thermal_trip(struct thermal_zone_device *tz, int trip)
{
enum thermal_trip_type type;
+ /* Ignore disabled trip points */
+ if (test_bit(trip, &tz->trips_disabled))
+ return;
+
tz->ops->get_trip_type(tz, trip, &type);
if (type == THERMAL_TRIP_CRITICAL || type == THERMAL_TRIP_HOT)
@@ -1750,6 +1754,7 @@ struct thermal_zone_device *thermal_zone_device_register(const char *type,
{
struct thermal_zone_device *tz;
enum thermal_trip_type trip_type;
+ int trip_temp;
int result;
int count;
int passive = 0;
@@ -1821,9 +1826,15 @@ struct thermal_zone_device *thermal_zone_device_register(const char *type,
goto unregister;
for (count = 0; count < trips; count++) {
- tz->ops->get_trip_type(tz, count, &trip_type);
+ if (tz->ops->get_trip_type(tz, count, &trip_type))
+ set_bit(count, &tz->trips_disabled);
if (trip_type == THERMAL_TRIP_PASSIVE)
passive = 1;
+ if (tz->ops->get_trip_temp(tz, count, &trip_temp))
+ set_bit(count, &tz->trips_disabled);
+ /* Check for bogus trip points */
+ if (trip_temp == 0)
+ set_bit(count, &tz->trips_disabled);
}
if (!passive) {