'\" t
.\"     Title: fsl_rio_config_read
.\"    Author: 
.\" Generator: DocBook XSL Stylesheets v1.79.1 <http://docbook.sf.net/>
.\"      Date: June 2017
.\"    Manual: Internals
.\"    Source: Kernel Hackers Manual 4.11.3
.\"  Language: English
.\"
.TH "FSL_RIO_CONFIG_READ" "9" "June 2017" "Kernel Hackers Manual 4\&.11\&" "Internals"
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.SH "NAME"
fsl_rio_config_read \- Generate a MPC85xx read maintenance transaction
.SH "SYNOPSIS"
.HP \w'int\ fsl_rio_config_read('u
.BI "int fsl_rio_config_read(struct\ rio_mport\ *\ " "mport" ", int\ " "index" ", u16\ " "destid" ", u8\ " "hopcount" ", u32\ " "offset" ", int\ " "len" ", u32\ *\ " "val" ");"
.SH "ARGUMENTS"
.PP
\fIstruct rio_mport * mport\fR
.RS 4
RapidIO master port info
.RE
.PP
\fIint index\fR
.RS 4
ID of RapdiIO interface
.RE
.PP
\fIu16 destid\fR
.RS 4
Destination ID of transaction
.RE
.PP
\fIu8 hopcount\fR
.RS 4
Number of hops to target device
.RE
.PP
\fIu32 offset\fR
.RS 4
Offset into configuration space
.RE
.PP
\fIint len\fR
.RS 4
Length (in bytes) of the maintenance transaction
.RE
.PP
\fIu32 * val\fR
.RS 4
Location to be read into
.RE
.SH "DESCRIPTION"
.PP
Generates a MPC85xx read maintenance transaction\&. 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