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path: root/drivers/thermal/thermal_core.c
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Diffstat (limited to 'drivers/thermal/thermal_core.c')
-rw-r--r--drivers/thermal/thermal_core.c59
1 files changed, 48 insertions, 11 deletions
diff --git a/drivers/thermal/thermal_core.c b/drivers/thermal/thermal_core.c
index 5b7863a03f98..4cdc3e327222 100644
--- a/drivers/thermal/thermal_core.c
+++ b/drivers/thermal/thermal_core.c
@@ -99,7 +99,6 @@ int thermal_register_governor(struct thermal_governor *governor)
return err;
}
-EXPORT_SYMBOL_GPL(thermal_register_governor);
void thermal_unregister_governor(struct thermal_governor *governor)
{
@@ -127,7 +126,6 @@ exit:
mutex_unlock(&thermal_governor_lock);
return;
}
-EXPORT_SYMBOL_GPL(thermal_unregister_governor);
static int get_idr(struct idr *idr, struct mutex *lock, int *id)
{
@@ -1858,30 +1856,69 @@ static inline int genetlink_init(void) { return 0; }
static inline void genetlink_exit(void) {}
#endif /* !CONFIG_NET */
+static int __init thermal_register_governors(void)
+{
+ int result;
+
+ result = thermal_gov_step_wise_register();
+ if (result)
+ return result;
+
+ result = thermal_gov_fair_share_register();
+ if (result)
+ return result;
+
+ return thermal_gov_user_space_register();
+}
+
+static void thermal_unregister_governors(void)
+{
+ thermal_gov_step_wise_unregister();
+ thermal_gov_fair_share_unregister();
+ thermal_gov_user_space_unregister();
+}
+
static int __init thermal_init(void)
{
- int result = 0;
+ int result;
+
+ result = thermal_register_governors();
+ if (result)
+ goto error;
result = class_register(&thermal_class);
- if (result) {
- idr_destroy(&thermal_tz_idr);
- idr_destroy(&thermal_cdev_idr);
- mutex_destroy(&thermal_idr_lock);
- mutex_destroy(&thermal_list_lock);
- return result;
- }
+ if (result)
+ goto unregister_governors;
+
result = genetlink_init();
+ if (result)
+ goto unregister_class;
+
+ return 0;
+
+unregister_governors:
+ thermal_unregister_governors();
+unregister_class:
+ class_unregister(&thermal_class);
+error:
+ idr_destroy(&thermal_tz_idr);
+ idr_destroy(&thermal_cdev_idr);
+ mutex_destroy(&thermal_idr_lock);
+ mutex_destroy(&thermal_list_lock);
+ mutex_destroy(&thermal_governor_lock);
return result;
}
static void __exit thermal_exit(void)
{
+ genetlink_exit();
class_unregister(&thermal_class);
+ thermal_unregister_governors();
idr_destroy(&thermal_tz_idr);
idr_destroy(&thermal_cdev_idr);
mutex_destroy(&thermal_idr_lock);
mutex_destroy(&thermal_list_lock);
- genetlink_exit();
+ mutex_destroy(&thermal_governor_lock);
}
fs_initcall(thermal_init);
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