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-rw-r--r--include/linux/power_supply.h16
1 files changed, 16 insertions, 0 deletions
diff --git a/include/linux/power_supply.h b/include/linux/power_supply.h
index 5c2600630dc9..c9dc4e09854c 100644
--- a/include/linux/power_supply.h
+++ b/include/linux/power_supply.h
@@ -16,6 +16,7 @@
#include <linux/workqueue.h>
#include <linux/leds.h>
#include <linux/spinlock.h>
+#include <linux/notifier.h>
struct device;
@@ -158,6 +159,10 @@ enum power_supply_type {
POWER_SUPPLY_TYPE_USB_ACA, /* Accessory Charger Adapters */
};
+enum power_supply_notifier_events {
+ PSY_EVENT_PROP_CHANGED,
+};
+
union power_supply_propval {
int intval;
const char *strval;
@@ -235,7 +240,18 @@ struct power_supply_info {
int use_for_apm;
};
+extern struct atomic_notifier_head power_supply_notifier;
+extern int power_supply_reg_notifier(struct notifier_block *nb);
+extern void power_supply_unreg_notifier(struct notifier_block *nb);
extern struct power_supply *power_supply_get_by_name(const char *name);
+#ifdef CONFIG_OF
+extern struct power_supply *power_supply_get_by_phandle(struct device_node *np,
+ const char *property);
+#else /* !CONFIG_OF */
+static inline struct power_supply *
+power_supply_get_by_phandle(struct device_node *np, const char *property)
+{ return NULL; }
+#endif /* CONFIG_OF */
extern void power_supply_changed(struct power_supply *psy);
extern int power_supply_am_i_supplied(struct power_supply *psy);
extern int power_supply_set_battery_charged(struct power_supply *psy);

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