PARPORT_NEGOTIATE(9) Parallel Port Devices PARPORT_NEGOTIATE(9)
NAME
parport_negotiate - negotiate an IEEE 1284 mode
SYNOPSIS
int parport_negotiate(struct parport * port, int mode);
ARGUMENTS
port
port to use
mode
mode to negotiate to
DESCRIPTION
Use this to negotiate to a particular IEEE 1284 transfer mode. The mode parameter should be one of the constants in parport.h starting
IEEE1284_MODE_xxx.
The return value is 0 if the peripheral has accepted the negotiation to the mode specified, -1 if the peripheral is not IEEE 1284 compliant
(or not present), or 1 if the peripheral has rejected the negotiation.
COPYRIGHT
Kernel Hackers Manual 3.10 June 2014 PARPORT_NEGOTIATE(9)
