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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=ANSI_X3.4-1968" /><title>rio_hw_add_outb_message</title><meta name="generator" content="DocBook XSL Stylesheets V1.75.2" /><link rel="home" href="index.html" title="RapidIO Subsystem Guide" /><link rel="up" href="ch04s06.html" title="PPC32 support" /><link rel="prev" href="ch04s06.html" title="PPC32 support" /><link rel="next" href="re90.html" title="rio_hw_add_inb_buffer" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center"><span>rio_hw_add_outb_message</span></th></tr><tr><td width="20%" align="left"><a accesskey="p" href="ch04s06.html">Prev</a> </td><th width="60%" align="center">PPC32 support</th><td width="20%" align="right"> <a accesskey="n" href="re90.html">Next</a></td></tr></table><hr /></div><div class="refentry" title="rio_hw_add_outb_message"><a id="API-rio-hw-add-outb-message"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>rio_hw_add_outb_message —
Add message to the MPC85xx outbound message queue
</p></div><div class="refsynopsisdiv" title="Synopsis"><h2>Synopsis</h2><div class="funcsynopsis"><table border="0" summary="Function synopsis" cellspacing="0" cellpadding="0" class="funcprototype-table"><tr><td><code class="funcdef">int <b class="fsfunc">rio_hw_add_outb_message </b>(</code></td><td>struct rio_mport * <var class="pdparam">mport</var>, </td></tr><tr><td> </td><td>struct rio_dev * <var class="pdparam">rdev</var>, </td></tr><tr><td> </td><td>int <var class="pdparam">mbox</var>, </td></tr><tr><td> </td><td>void * <var class="pdparam">buffer</var>, </td></tr><tr><td> </td><td>size_t <var class="pdparam">len</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer"> </div></div></div><div class="refsect1" title="Arguments"><a id="id2859306"></a><h2>Arguments</h2><div class="variablelist"><dl><dt><span class="term"><em class="parameter"><code>mport</code></em></span></dt><dd><p>
Master port with outbound message queue
</p></dd><dt><span class="term"><em class="parameter"><code>rdev</code></em></span></dt><dd><p>
Target of outbound message
</p></dd><dt><span class="term"><em class="parameter"><code>mbox</code></em></span></dt><dd><p>
Outbound mailbox
</p></dd><dt><span class="term"><em class="parameter"><code>buffer</code></em></span></dt><dd><p>
Message to add to outbound queue
</p></dd><dt><span class="term"><em class="parameter"><code>len</code></em></span></dt><dd><p>
Length of message
</p></dd></dl></div></div><div class="refsect1" title="Description"><a id="id2859398"></a><h2>Description</h2><p>
Adds the <em class="parameter"><code>buffer</code></em> message to the MPC85xx outbound message queue. Returns
<code class="constant">0</code> on success or <code class="constant">-EINVAL</code> on failure.
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