UPSTREAM: thermal: core: Connect the threshold with the core

Initialize, de-initialize and handle the threshold in the same place
than the trip points.

Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Link: https://patch.msgid.link/20240923100005.2532430-3-daniel.lezcano@linaro.org
[ rjw: Subject edit ]
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

Bug: 390217395
Change-Id: Ibdee6c53a23f7a02447675e1a1c390a62551d226
(cherry picked from commit 85ee9449f76430846132b0248a99a6cfb524f992)
Signed-off-by: Manaf Meethalavalappu Pallikunhi <quic_manafm@quicinc.com>

drivers/thermal/thermal_core.c

@@ -587,6 +587,8 @@ void __thermal_zone_device_update(struct thermal_zone_device *tz,
 			high = td->threshold;
 	}
 
+	thermal_thresholds_handle(tz, &low, &high);
+
 	thermal_zone_set_trips(tz, low, high);
 
 	list_sort(NULL, &way_up_list, thermal_trip_notify_cmp);
@@ -1514,6 +1516,10 @@ thermal_zone_device_register_with_trips(const char *type,
 			goto unregister;
 	}
 
+	result = thermal_thresholds_init(tz);
+	if (result)
+		goto remove_hwmon;
+
 	mutex_lock(&thermal_list_lock);
 
 	mutex_lock(&tz->lock);
@@ -1534,6 +1540,8 @@ thermal_zone_device_register_with_trips(const char *type,
 
 	return tz;
 
+remove_hwmon:
+	thermal_remove_hwmon_sysfs(tz);
 unregister:
 	device_del(&tz->device);
 release_device:
@@ -1621,6 +1629,7 @@ void thermal_zone_device_unregister(struct thermal_zone_device *tz)
 
 	thermal_set_governor(tz, NULL);
 
+	thermal_thresholds_exit(tz);
 	thermal_remove_hwmon_sysfs(tz);
 	ida_free(&thermal_tz_ida, tz->id);
 	ida_destroy(&tz->ida);