116 static int sysfs_powercap_get64_val(struct powercap_zone *zone,  in sysfs_powercap_get64_val()  argument
124 	strcat(file, zone->sys_name);  in sysfs_powercap_get64_val()
138 int powercap_get_max_energy_range_uj(struct powercap_zone *zone, uint64_t *val)  in powercap_get_max_energy_range_uj()  argument
140 	return sysfs_powercap_get64_val(zone, GET_MAX_ENERGY_RANGE_UJ, val);  in powercap_get_max_energy_range_uj()
143 int powercap_get_energy_uj(struct powercap_zone *zone, uint64_t *val)  in powercap_get_energy_uj()  argument
145 	return sysfs_powercap_get64_val(zone, GET_ENERGY_UJ, val);  in powercap_get_energy_uj()
148 int powercap_get_max_power_range_uw(struct powercap_zone *zone, uint64_t *val)  in powercap_get_max_power_range_uw()  argument
150 	return sysfs_powercap_get64_val(zone, GET_MAX_POWER_RANGE_UW, val);  in powercap_get_max_power_range_uw()
153 int powercap_get_power_uw(struct powercap_zone *zone, uint64_t *val)  in powercap_get_power_uw()  argument
155 	return sysfs_powercap_get64_val(zone, GET_POWER_UW, val);  in powercap_get_power_uw()
158 int powercap_zone_get_enabled(struct powercap_zone *zone, int *mode)  in powercap_zone_get_enabled()  argument
162 	if ((strlen(PATH_TO_POWERCAP) + strlen(zone->sys_name)) +  in powercap_zone_get_enabled()
167 	strcat(path, zone->sys_name);  in powercap_zone_get_enabled()
173 int powercap_zone_set_enabled(struct powercap_zone *zone, int mode)  in powercap_zone_set_enabled()  argument
180 int powercap_read_zone(struct powercap_zone *zone)  in powercap_read_zone()  argument
191 	strcat(sysfs_dir, zone->sys_name);  in powercap_read_zone()
198 	strcat(file, zone->sys_name);  in powercap_read_zone()
200 	sysfs_read_file(file, zone->name, MAX_LINE_LEN);  in powercap_read_zone()
201 	if (zone->parent)  in powercap_read_zone()
202 		zone->tree_depth = zone->parent->tree_depth + 1;  in powercap_read_zone()
203 	ret = powercap_get_energy_uj(zone, &val);  in powercap_read_zone()
205 		zone->has_energy_uj = 1;  in powercap_read_zone()
206 	ret = powercap_get_power_uw(zone, &val);  in powercap_read_zone()
208 		zone->has_power_uw = 1;  in powercap_read_zone()
227 			if (zone->children[i] == NULL) {  in powercap_read_zone()
228 				zone->children[i] = child_zone;  in powercap_read_zone()
238 		strcpy(child_zone->sys_name, zone->sys_name);  in powercap_read_zone()
241 		child_zone->parent = zone;  in powercap_read_zone()
242 		if (zone->tree_depth >= POWERCAP_MAX_TREE_DEPTH) {  in powercap_read_zone()
243 			fprintf(stderr, "Maximum zone hierarchy depth[%d] reached\n",  in powercap_read_zone()
280 /* Call function *f on the passed zone and all its children */
282 int powercap_walk_zones(struct powercap_zone *zone,  in powercap_walk_zones()  argument
283 			int (*f)(struct powercap_zone *zone))  in powercap_walk_zones()  argument
287 	if (!zone)  in powercap_walk_zones()
290 	ret = f(zone);  in powercap_walk_zones()
295 		if (zone->children[i] != NULL)  in powercap_walk_zones()
296 			powercap_walk_zones(zone->children[i], f);  in powercap_walk_zones()