Linux kernel & device driver programming

Cross-Referenced Linux and Device Driver Code

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Version: [ 2.6.11.8 ] [ 2.6.25 ] [ 2.6.25.8 ] [ 2.6.31.13 ] Architecture: [ i386 ]
  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 #ifdef CONFIG_SYSFS
 14 
 15 extern int power_supply_create_attrs(struct power_supply *psy);
 16 extern void power_supply_remove_attrs(struct power_supply *psy);
 17 extern int power_supply_uevent(struct device *dev, struct kobj_uevent_env *env);
 18 
 19 #else
 20 
 21 static inline int power_supply_create_attrs(struct power_supply *psy)
 22 { return 0; }
 23 static inline void power_supply_remove_attrs(struct power_supply *psy) {}
 24 #define power_supply_uevent NULL
 25 
 26 #endif /* CONFIG_SYSFS */
 27 
 28 #ifdef CONFIG_LEDS_TRIGGERS
 29 
 30 extern void power_supply_update_leds(struct power_supply *psy);
 31 extern int power_supply_create_triggers(struct power_supply *psy);
 32 extern void power_supply_remove_triggers(struct power_supply *psy);
 33 
 34 #else
 35 
 36 static inline void power_supply_update_leds(struct power_supply *psy) {}
 37 static inline int power_supply_create_triggers(struct power_supply *psy)
 38 { return 0; }
 39 static inline void power_supply_remove_triggers(struct power_supply *psy) {}
 40 
 41 #endif /* CONFIG_LEDS_TRIGGERS */
 42 
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