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-rw-r--r--include/linux/pm.h20
1 files changed, 19 insertions, 1 deletions
diff --git a/include/linux/pm.h b/include/linux/pm.h
index 18de9f89349..f497ed06ee1 100644
--- a/include/linux/pm.h
+++ b/include/linux/pm.h
@@ -423,6 +423,22 @@ enum rpm_request {
struct wakeup_source;
+struct pm_domain_data {
+ struct list_head list_node;
+ struct device *dev;
+};
+
+struct pm_subsys_data {
+ spinlock_t lock;
+ unsigned int refcount;
+#ifdef CONFIG_PM_CLK
+ struct list_head clock_list;
+#endif
+#ifdef CONFIG_PM_GENERIC_DOMAINS
+ struct pm_domain_data *domain_data;
+#endif
+};
+
struct dev_pm_info {
pm_message_t power_state;
unsigned int can_wakeup:1;
@@ -464,10 +480,12 @@ struct dev_pm_info {
unsigned long suspended_jiffies;
unsigned long accounting_timestamp;
#endif
- void *subsys_data; /* Owned by the subsystem. */
+ struct pm_subsys_data *subsys_data; /* Owned by the subsystem. */
};
extern void update_pm_runtime_accounting(struct device *dev);
+extern int dev_pm_get_subsys_data(struct device *dev);
+extern int dev_pm_put_subsys_data(struct device *dev);
/*
* Power domains provide callbacks that are executed during system suspend,