Merging upstream version 6.1.90.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 11 insertions, 6 deletions

diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c
index c8912756f..91efa23e0 100644
--- a/drivers/cpufreq/cpufreq.c
+++ b/drivers/cpufreq/cpufreq.c
@@ -1525,7 +1525,8 @@ static int cpufreq_online(unsigned int cpu)
 	if (cpufreq_driver->ready)
 		cpufreq_driver->ready(policy);
 
-	if (cpufreq_thermal_control_enabled(cpufreq_driver))
+	/* Register cpufreq cooling only for a new policy */
+	if (new_policy && cpufreq_thermal_control_enabled(cpufreq_driver))
 		policy->cdev = of_cpufreq_cooling_register(policy);
 
 	pr_debug("initialization complete\n");
@@ -1609,11 +1610,6 @@ static void __cpufreq_offline(unsigned int cpu, struct cpufreq_policy *policy)
 	else
 		policy->last_policy = policy->policy;
 
-	if (cpufreq_thermal_control_enabled(cpufreq_driver)) {
-		cpufreq_cooling_unregister(policy->cdev);
-		policy->cdev = NULL;
-	}
-
 	if (has_target())
 		cpufreq_exit_governor(policy);
 
@@ -1674,6 +1670,15 @@ static void cpufreq_remove_dev(struct device *dev, struct subsys_interface *sif)
 		return;
 	}
 
+	/*
+	 * Unregister cpufreq cooling once all the CPUs of the policy are
+	 * removed.
+	 */
+	if (cpufreq_thermal_control_enabled(cpufreq_driver)) {
+		cpufreq_cooling_unregister(policy->cdev);
+		policy->cdev = NULL;
+	}
+
 	/* We did light-weight exit earlier, do full tear down now */
 	if (cpufreq_driver->offline)
 		cpufreq_driver->exit(policy);