1<html><head><meta http-equiv="Content-Type" content="text/html; charset=ANSI_X3.4-1968"><title>rio_match_bus</title><meta name="generator" content="DocBook XSL Stylesheets V1.78.1"><link rel="home" href="index.html" title="RapidIO Subsystem Guide"><link rel="up" href="Device_model_support.html" title="Device model support"><link rel="prev" href="API-rio-device-remove.html" title="rio_device_remove"><link rel="next" href="API-rio-bus-init.html" title="rio_bus_init"></head><body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center"><span class="phrase">rio_match_bus</span></th></tr><tr><td width="20%" align="left"><a accesskey="p" href="API-rio-device-remove.html">Prev</a>&#160;</td><th width="60%" align="center">Device model support</th><td width="20%" align="right">&#160;<a accesskey="n" href="API-rio-bus-init.html">Next</a></td></tr></table><hr></div><div class="refentry"><a name="API-rio-match-bus"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>rio_match_bus &#8212; 
2     Tell if a RIO device structure has a matching RIO driver device id structure
3 </p></div><div class="refsynopsisdiv"><h2>Synopsis</h2><div class="funcsynopsis"><table border="0" class="funcprototype-table" summary="Function synopsis" style="cellspacing: 0; cellpadding: 0;"><tr><td><code class="funcdef">int <b class="fsfunc">rio_match_bus </b>(</code></td><td>struct device * <var class="pdparam">dev</var>, </td></tr><tr><td>&#160;</td><td>struct device_driver * <var class="pdparam">drv</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer">&#160;</div></div></div><div class="refsect1"><a name="idp1110206468"></a><h2>Arguments</h2><div class="variablelist"><dl class="variablelist"><dt><span class="term"><em class="parameter"><code>dev</code></em></span></dt><dd><p>
4     the standard device structure to match against
5    </p></dd><dt><span class="term"><em class="parameter"><code>drv</code></em></span></dt><dd><p>
6     the standard driver structure containing the ids to match against
7    </p></dd></dl></div></div><div class="refsect1"><a name="idp1110209100"></a><h2>Description</h2><p>
8   Used by a driver to check whether a RIO device present in the
9   system is in its list of supported devices. Returns 1 if
10   there is a matching <span class="structname">struct rio_device_id</span> or 0 if there is
11   no match.
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