PARPORT_NEGOTIATE(9) Parallel Port Devices PARPORT_NEGOTIATE(9)NAMEparport_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.
COPYRIGHTKernel Hackers Manual 2.6. November 2013 PARPORT_NEGOTIATE(9)