22 struct powercap_zone {  struct
30 	struct powercap_zone *parent;  argument
31 	struct powercap_zone *children[POWERCAP_MAX_CHILD_ZONES];  argument
38 int powercap_walk_zones(struct powercap_zone *zone,  argument
39 			int (*f)(struct powercap_zone *zone));
41 struct powercap_zone *powercap_init_zones(void);
46 int powercap_get_max_energy_range_uj(struct powercap_zone *zone, uint64_t *val);
47 int powercap_get_energy_uj(struct powercap_zone *zone, uint64_t *val);
48 int powercap_get_max_power_range_uw(struct powercap_zone *zone, uint64_t *val);
49 int powercap_get_power_uw(struct powercap_zone *zone, uint64_t *val);
50 int powercap_zone_get_enabled(struct powercap_zone *zone, int *mode);
51 int powercap_zone_set_enabled(struct powercap_zone *zone, int mode);