Scroll to navigation

RIO_ROUTE_GET_ENTRY(9) RapidIO driver interface RIO_ROUTE_GET_ENTRY(9)

NAME

rio_route_get_entry - Read an entry from a switch routing table

SYNOPSIS

int rio_route_get_entry(struct rio_dev * rdev, u16 table, u16 route_destid, u8 * route_port, int lock);

ARGUMENTS

rdev
RIO device
table
Routing table ID
route_destid
Destination ID to be routed
route_port
Pointer to read port number into
lock
apply a hardware lock on switch device flag (1=lock, 0=no_lock)

DESCRIPTION

If available calls the switch specific get_entry method to fetch a route entry from a switch routing table. Otherwise uses standard RT read method as defined by RapidIO specification. A specific routing table can be selected using the table argument if a switch has per port routing tables or the standard (or global) table may be used by passing RIO_GLOBAL_TABLE in table.
Returns 0 on success or -EINVAL on failure.

AUTHOR

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

COPYRIGHT

May 2018 Kernel Hackers Manual 3.16