'\" t
.\"     Title: rio_route_get_entry
.\"    Author: 
.\" Generator: DocBook XSL Stylesheets v1.79.1 <http://docbook.sf.net/>
.\"      Date: June 2017
.\"    Manual: RapidIO driver interface
.\"    Source: Kernel Hackers Manual 4.11.3
.\"  Language: English
.\"
.TH "RIO_ROUTE_GET_ENTRY" "9" "June 2017" "Kernel Hackers Manual 4\&.11\&" "RapidIO driver interface"
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.SH "NAME"
rio_route_get_entry \- Read an entry from a switch routing table
.SH "SYNOPSIS"
.HP \w'int\ rio_route_get_entry('u
.BI "int rio_route_get_entry(struct\ rio_dev\ *\ " "rdev" ", u16\ " "table" ", u16\ " "route_destid" ", u8\ *\ " "route_port" ", int\ " "lock" ");"
.SH "ARGUMENTS"
.PP
\fIstruct rio_dev * rdev\fR
.RS 4
RIO device
.RE
.PP
\fIu16 table\fR
.RS 4
Routing table ID
.RE
.PP
\fIu16 route_destid\fR
.RS 4
Destination ID to be routed
.RE
.PP
\fIu8 * route_port\fR
.RS 4
Pointer to read port number into
.RE
.PP
\fIint lock\fR
.RS 4
apply a hardware lock on switch device flag (1=lock, 0=no_lock)
.RE
.SH "DESCRIPTION"
.PP
If available calls the switch specific
\fBget_entry\fR
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
\fItable\fR
argument if a switch has per port routing tables or the standard (or global) table may be used by passing
\fBRIO_GLOBAL_TABLE\fR
in
\fItable\fR\&.
.PP
Returns
\fB0\fR
on success or
\fB\-EINVAL\fR
on failure\&.
.SH "AUTHOR"
.PP
\fBMatt Porter\fR <\&mporter@kernel.crashing.org\&>, <\&mporter@mvista.com\&>
.RS 4
Author.
.RE
.SH "COPYRIGHT"
.br