parport_negotiate

Langue: en

Autres versions - même langue

Version: June 2009 (debian - 07/07/09)

Section: 9 (Appels noyau Linux)

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.