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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>USB_DEVICE_INFO</title><meta name="generator" content="DocBook XSL Stylesheets V1.76.1" /><link rel="home" href="index.html" title="The Linux-USB Host Side API" /><link rel="up" href="hostside.html" title="Chapter&#160;4.&#160;Host-Side Data Types and Macros" /><link rel="prev" href="API-USB-DEVICE-INTERFACE-PROTOCOL.html" title="USB_DEVICE_INTERFACE_PROTOCOL" /><link rel="next" href="API-USB-INTERFACE-INFO.html" title="USB_INTERFACE_INFO" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center"><span>USB_DEVICE_INFO</span></th></tr><tr><td width="20%" align="left"><a accesskey="p" href="API-USB-DEVICE-INTERFACE-PROTOCOL.html">Prev</a>&#160;</td><th width="60%" align="center">Chapter&#160;4.&#160;Host-Side Data Types and Macros</th><td width="20%" align="right">&#160;<a accesskey="n" href="API-USB-INTERFACE-INFO.html">Next</a></td></tr></table><hr /></div><div class="refentry" title="USB_DEVICE_INFO"><a id="API-USB-DEVICE-INFO"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>USB_DEVICE_INFO &#8212; 
     macro used to describe a class of usb devices
 </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"> <strong>fsfuncUSB_DEVICE_INFO </strong>(</code></td><td> <var class="pdparam">cl</var>, </td></tr><tr><td>&#160;</td><td> <var class="pdparam">sc</var>, </td></tr><tr><td>&#160;</td><td> <var class="pdparam">pr</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer">&#160;</div></div></div><div class="refsect1" title="Arguments"><a id="id2981145"></a><h2>Arguments</h2><div class="variablelist"><dl><dt><span class="term"><em class="parameter"><code>cl</code></em></span></dt><dd><p>
     bDeviceClass value
    </p></dd><dt><span class="term"><em class="parameter"><code>sc</code></em></span></dt><dd><p>
     bDeviceSubClass value
    </p></dd><dt><span class="term"><em class="parameter"><code>pr</code></em></span></dt><dd><p>
     bDeviceProtocol value
    </p></dd></dl></div></div><div class="refsect1" title="Description"><a id="id2981204"></a><h2>Description</h2><p>
   This macro is used to create a struct usb_device_id that matches a
   specific class of devices.
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