Scroll to navigation

RIO_LOCK_DEVICE(9) RapidIO driver interface RIO_LOCK_DEVICE(9)

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.

COPYRIGHT

January 2017 Kernel Hackers Manual 4.8.