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path: root/drivers/cpufreq/cpufreq.c
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Diffstat (limited to 'drivers/cpufreq/cpufreq.c')
-rw-r--r--drivers/cpufreq/cpufreq.c17
1 files changed, 13 insertions, 4 deletions
diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c
index 06c526d66dd3..5782b15a8caa 100644
--- a/drivers/cpufreq/cpufreq.c
+++ b/drivers/cpufreq/cpufreq.c
@@ -1491,6 +1491,19 @@ static int cpufreq_online(unsigned int cpu)
write_lock_irqsave(&cpufreq_driver_lock, flags);
list_add(&policy->policy_list, &cpufreq_policy_list);
write_unlock_irqrestore(&cpufreq_driver_lock, flags);
+
+ /*
+ * Register with the energy model before
+ * sched_cpufreq_governor_change() is called, which will result
+ * in rebuilding of the sched domains, which should only be done
+ * once the energy model is properly initialized for the policy
+ * first.
+ *
+ * Also, this should be called before the policy is registered
+ * with cooling framework.
+ */
+ if (cpufreq_driver->register_em)
+ cpufreq_driver->register_em(policy);
}
ret = cpufreq_init_policy(policy);
@@ -1504,10 +1517,6 @@ static int cpufreq_online(unsigned int cpu)
kobject_uevent(&policy->kobj, KOBJ_ADD);
- /* Callback for handling stuff after policy is ready */
- if (cpufreq_driver->ready)
- cpufreq_driver->ready(policy);
-
if (cpufreq_thermal_control_enabled(cpufreq_driver))
policy->cdev = of_cpufreq_cooling_register(policy);