pci_unregister_driver (9) - Linux Manuals
pci_unregister_driver: unregister a pci driver
pci_unregister_driver - unregister a pci driver
void pci_unregister_driver(struct pci_driver
- the driver structure to unregister
Deletes the driver structure from the list of registered PCI drivers, gives it a chance to clean up by calling its remove function for each device it was responsible for, and marks those devices as driverless.