thermal: add new get_crit_temp callback

Add a new callback so that the generic thermal can get
the critical trip point info of a thermal zone,
which is needed for building the tempX_crit hwmon sysfs attribute.

Signed-off-by: Zhang Rui <rui.zhang@intel.com>
Acked-by: Jean Delvare <khali@linux-fr.org>
Signed-off-by: Len Brown <len.brown@intel.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/include/linux/thermal.h b/include/linux/thermal.h
index 3ff680b44e81..16e6a8bdeb3c 100644
--- a/include/linux/thermal.h
+++ b/include/linux/thermal.h
@@ -41,6 +41,7 @@ struct thermal_zone_device_ops {
         int (*set_mode) (struct thermal_zone_device *, const char *);
         int (*get_trip_type) (struct thermal_zone_device *, int, char *);
         int (*get_trip_temp) (struct thermal_zone_device *, int, char *);
+        int (*get_crit_temp) (struct thermal_zone_device *, unsigned long *);
 };
 
 struct thermal_cooling_device_ops {