thermal/of: Remove of_thermal_get_ntrips()

The thermal OF code uses the generic trip points to initialize the
thermal zone. Consequently thermal_zone_get_num_trips() can be used
and the of_thermal_get_ntrips() is no longer needed. Remove it.
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Link: https://lore.kernel.org/r/20221003092602.1323944-17-daniel.lezcano@linaro.org

drivers/thermal/thermal_core.h

@@ -140,13 +140,8 @@ thermal_cooling_device_stats_update(struct thermal_cooling_device *cdev,
 
 /* device tree support */
 #ifdef CONFIG_THERMAL_OF
-int of_thermal_get_ntrips(struct thermal_zone_device *);
 bool of_thermal_is_trip_valid(struct thermal_zone_device *, int);
 #else
-static inline int of_thermal_get_ntrips(struct thermal_zone_device *tz)
-{
-	return 0;
-}
 static inline bool of_thermal_is_trip_valid(struct thermal_zone_device *tz,
 					    int trip)
 {

drivers/thermal/thermal_of.c

@@ -19,22 +19,6 @@
 
 #include "thermal_core.h"
 
-/**
- * of_thermal_get_ntrips - function to export number of available trip
- *			   points.
- * @tz: pointer to a thermal zone
- *
- * This function is a globally visible wrapper to get number of trip points
- * stored in the local struct __thermal_zone
- *
- * Return: number of available trip points, -ENODEV when data not available
- */
-int of_thermal_get_ntrips(struct thermal_zone_device *tz)
-{
-	return tz->num_trips;
-}
-EXPORT_SYMBOL_GPL(of_thermal_get_ntrips);
-
 /**
  * of_thermal_is_trip_valid - function to check if trip point is valid
  *