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-rw-r--r--drivers/devfreq/governor_passive.c39
1 files changed, 17 insertions, 22 deletions
diff --git a/drivers/devfreq/governor_passive.c b/drivers/devfreq/governor_passive.c
index 091a69e1f487..a35b39ac656c 100644
--- a/drivers/devfreq/governor_passive.c
+++ b/drivers/devfreq/governor_passive.c
@@ -34,6 +34,20 @@ get_parent_cpu_data(struct devfreq_passive_data *p_data,
return NULL;
}
+static void delete_parent_cpu_data(struct devfreq_passive_data *p_data)
+{
+ struct devfreq_cpu_data *parent_cpu_data, *tmp;
+
+ list_for_each_entry_safe(parent_cpu_data, tmp, &p_data->cpu_data_list, node) {
+ list_del(&parent_cpu_data->node);
+
+ if (parent_cpu_data->opp_table)
+ dev_pm_opp_put_opp_table(parent_cpu_data->opp_table);
+
+ kfree(parent_cpu_data);
+ }
+}
+
static unsigned long get_target_freq_by_required_opp(struct device *p_dev,
struct opp_table *p_opp_table,
struct opp_table *opp_table,
@@ -222,8 +236,7 @@ static int cpufreq_passive_unregister_notifier(struct devfreq *devfreq)
{
struct devfreq_passive_data *p_data
= (struct devfreq_passive_data *)devfreq->data;
- struct devfreq_cpu_data *parent_cpu_data;
- int cpu, ret = 0;
+ int ret;
if (p_data->nb.notifier_call) {
ret = cpufreq_unregister_notifier(&p_data->nb,
@@ -232,27 +245,9 @@ static int cpufreq_passive_unregister_notifier(struct devfreq *devfreq)
return ret;
}
- for_each_possible_cpu(cpu) {
- struct cpufreq_policy *policy = cpufreq_cpu_get(cpu);
- if (!policy) {
- ret = -EINVAL;
- continue;
- }
-
- parent_cpu_data = get_parent_cpu_data(p_data, policy);
- if (!parent_cpu_data) {
- cpufreq_cpu_put(policy);
- continue;
- }
-
- list_del(&parent_cpu_data->node);
- if (parent_cpu_data->opp_table)
- dev_pm_opp_put_opp_table(parent_cpu_data->opp_table);
- kfree(parent_cpu_data);
- cpufreq_cpu_put(policy);
- }
+ delete_parent_cpu_data(p_data);
- return ret;
+ return 0;
}
static int cpufreq_passive_register_notifier(struct devfreq *devfreq)