1<html><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><title>class_dev_iter_init</title><meta name="generator" content="DocBook XSL Stylesheets V1.78.1"><link rel="home" href="index.html" title="Linux Device Drivers"><link rel="up" href="ch02s02.html" title="Device Drivers Base"><link rel="prev" href="API-class-destroy.html" title="class_destroy"><link rel="next" href="API-class-dev-iter-next.html" title="class_dev_iter_next"></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">class_dev_iter_init</span></th></tr><tr><td width="20%" align="left"><a accesskey="p" href="API-class-destroy.html">Prev</a> </td><th width="60%" align="center">Device Drivers Base</th><td width="20%" align="right"> <a accesskey="n" href="API-class-dev-iter-next.html">Next</a></td></tr></table><hr></div><div class="refentry"><a name="API-class-dev-iter-init"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>class_dev_iter_init — 
2     initialize class device iterator
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">void <b class="fsfunc">class_dev_iter_init </b>(</code></td><td>struct class_dev_iter * <var class="pdparam">iter</var>, </td></tr><tr><td> </td><td><a class="link" href="API-struct-class.html" title="struct class">struct class</a> * <var class="pdparam">class</var>, </td></tr><tr><td> </td><td><a class="link" href="API-struct-device.html" title="struct device">struct device</a> * <var class="pdparam">start</var>, </td></tr><tr><td> </td><td>const struct device_type * <var class="pdparam">type</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer"> </div></div></div><div class="refsect1"><a name="id-1.4.3.42.5"></a><h2>Arguments</h2><div class="variablelist"><dl class="variablelist"><dt><span class="term"><em class="parameter"><code>iter</code></em></span></dt><dd><p>
4     class iterator to initialize
5    </p></dd><dt><span class="term"><em class="parameter"><code>class</code></em></span></dt><dd><p>
6     the class we wanna iterate over
7    </p></dd><dt><span class="term"><em class="parameter"><code>start</code></em></span></dt><dd><p>
8     the device to start iterating from, if any
9    </p></dd><dt><span class="term"><em class="parameter"><code>type</code></em></span></dt><dd><p>
10     device_type of the devices to iterate over, NULL for all
11    </p></dd></dl></div></div><div class="refsect1"><a name="id-1.4.3.42.6"></a><h2>Description</h2><p>
12   Initialize class iterator <em class="parameter"><code>iter</code></em> such that it iterates over devices
13   of <em class="parameter"><code>class</code></em>.  If <em class="parameter"><code>start</code></em> is set, the list iteration will start there,
14   otherwise if it is NULL, the iteration starts at the beginning of
15   the list.
16</p></div></div><div class="navfooter"><hr><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="API-class-destroy.html">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="ch02s02.html">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="API-class-dev-iter-next.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top"><span class="phrase">class_destroy</span> </td><td width="20%" align="center"><a accesskey="h" href="index.html">Home</a></td><td width="40%" align="right" valign="top"> <span class="phrase">class_dev_iter_next</span></td></tr></table></div></body></html>
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