linux/drivers/power/power_supply.h
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   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
  13struct device;
  14struct device_type;
  15struct power_supply;
  16
  17#ifdef CONFIG_SYSFS
  18
  19extern void power_supply_init_attrs(struct device_type *dev_type);
  20extern int power_supply_uevent(struct device *dev, struct kobj_uevent_env *env);
  21
  22#else
  23
  24static 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
  31extern void power_supply_update_leds(struct power_supply *psy);
  32extern int power_supply_create_triggers(struct power_supply *psy);
  33extern void power_supply_remove_triggers(struct power_supply *psy);
  34
  35#else
  36
  37static inline void power_supply_update_leds(struct power_supply *psy) {}
  38static inline int power_supply_create_triggers(struct power_supply *psy)
  39{ return 0; }
  40static inline void power_supply_remove_triggers(struct power_supply *psy) {}
  41
  42#endif /* CONFIG_LEDS_TRIGGERS */
  43
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