drivers/power/power_supply.h

   1 /*
   2  *  Functions private to power supply class
   3  *
   4  *  Copyright © 2007  Anton Vorontsov <cbou@mail.ru>
   5  *  Copyright © 2004  Szabolcs Gyurko
   6  *  Copyright © 2003  Ian Molton <spyro@f2s.com>
   7  *
   8  *  Modified: 2004, Oct     Szabolcs Gyurko
   9  *
  10  *  You may use this code as per GPL version 2
  11  */
  12
  13 struct device;
  14 struct device_type;
  15 struct power_supply;
  16
  17 #ifdef CONFIG_SYSFS
  18
  19 extern void power_supply_init_attrs(struct device_type *dev_type);
  20 extern int power_supply_uevent(struct device *dev, struct kobj_uevent_env *env);
  21
  22 #else
  23
  24 static inline void power_supply_init_attrs(struct device_type *dev_type) {}
  25 #define power_supply_uevent NULL
  26
  27 #endif /* CONFIG_SYSFS */
  28
  29 #ifdef CONFIG_LEDS_TRIGGERS
  30
  31 extern void power_supply_update_leds(struct power_supply *psy);
  32 extern int power_supply_create_triggers(struct power_supply *psy);
  33 extern void power_supply_remove_triggers(struct power_supply *psy);
  34
  35 #else
  36
  37 static inline void power_supply_update_leds(struct power_supply *psy) {}
  38 static inline int power_supply_create_triggers(struct power_supply *psy)
  39 { return 0; }
  40 static inline void power_supply_remove_triggers(struct power_supply *psy) {}
  41
  42 #endif /* CONFIG_LEDS_TRIGGERS */