rio_lock_device

Langue: en

Version: October 2010 (fedora - 01/12/10)

Section: 9 (Appels noyau Linux)

NAME

rio_lock_device - Acquires host device lock for specified device

SYNOPSIS

int rio_lock_device(struct rio_mport * port, u16 destid, u8 hopcount, int wait_ms);

ARGUMENTS

port

Master port to send transaction

destid

Destination ID for device/switch

hopcount

Hopcount to reach switch

wait_ms

Max wait time in msec (0 = no timeout)

DESCRIPTION

Attepts to acquire host device lock for specified device Returns 0 if device lock acquired or EINVAL if timeout expires.

AUTHOR

Matt Porter <mporter@kernel.crashing.org>, <mporter@mvista.com>

Author.