power_attr_group 666 drivers/usb/core/sysfs.c static struct attribute_group power_attr_group = { power_attr_group 677 drivers/usb/core/sysfs.c rc = sysfs_merge_group(&dev->kobj, &power_attr_group); power_attr_group 694 drivers/usb/core/sysfs.c sysfs_unmerge_group(&dev->kobj, &power_attr_group);