Chapter 22. Parallel Port Devices
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## Chapter 22. Parallel Port Devices

Table of Contents

parport_yield — relinquish a parallel port temporarily
parport_yield_blocking — relinquish a parallel port temporarily
parport_wait_event — wait for an event on a parallel port
parport_wait_peripheral — wait for status lines to change in 35ms
parport_negotiate — negotiate an IEEE 1284 mode
parport_write — write a block of data to a parallel port
parport_read — read a block of data from a parallel port
parport_set_timeout — set the inactivity timeout for a device
parport_register_driver — register a parallel port device driver
parport_unregister_driver — deregister a parallel port device driver
parport_get_port — increment a port's reference count
parport_put_port — decrement a port's reference count
parport_register_port — register a parallel port
parport_announce_port — tell device drivers about a parallel port
parport_remove_port — deregister a parallel port
parport_register_device — register a device on a parallel port
parport_unregister_device — deregister a device on a parallel port
parport_find_number — find a parallel port by number
parport_find_base — find a parallel port by base address
parport_claim — claim access to a parallel port device
parport_claim_or_block — claim access to a parallel port device
parport_release — give up access to a parallel port device
parport_open — find a device by canonical device number
parport_close — close a device opened with `parport_open`
parport_device_num — convert device coordinates

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