__register_chrdev (9) - create and register a cdev occupying a range of minors
__unregister_chrdev (9) - unregister and destroy a cdev
alloc_chrdev_region (9) - register a range of char device numbers
alloc_etherdev_mqs (9) - Allocates and sets up an Ethernet device
is_etherdev_addr (9) - Tell if given Ethernet address belongs to the device.
rdev_get_drvdata (9) - get rdev regulator driver data
rdev_get_id (9)      - get regulator ID
register_chrdev_region (9) - register a range of device numbers
unregister_chrdev_region (9) - unregister a range of device numbers