<?xml version="1.0" encoding="ANSI_X3.4-1968" standalone="no"?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=ANSI_X3.4-1968" /><title>__class_create</title><meta name="generator" content="DocBook XSL Stylesheets V1.75.2" /><link rel="home" href="index.html" title="Linux Device Drivers" /><link rel="up" href="ch02.html#id2617423" title="Device Drivers Base" /><link rel="prev" href="re197.html" title="device_move" /><link rel="next" href="re199.html" title="class_destroy" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center"><span>__class_create</span></th></tr><tr><td width="20%" align="left"><a accesskey="p" href="re197.html">Prev</a> </td><th width="60%" align="center">Device Drivers Base</th><td width="20%" align="right"> <a accesskey="n" href="re199.html">Next</a></td></tr></table><hr /></div><div class="refentry" title="__class_create"><a id="API---class-create"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>__class_create —
create a struct class structure
</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">struct class * <b class="fsfunc">__class_create </b>(</code></td><td>struct module * <var class="pdparam">owner</var>, </td></tr><tr><td> </td><td>const char * <var class="pdparam">name</var>, </td></tr><tr><td> </td><td>struct lock_class_key * <var class="pdparam">key</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer"> </div></div></div><div class="refsect1" title="Arguments"><a id="id2622755"></a><h2>Arguments</h2><div class="variablelist"><dl><dt><span class="term"><em class="parameter"><code>owner</code></em></span></dt><dd><p>
pointer to the module that is to <span class="quote">“<span class="quote">own</span>”</span> this struct class
</p></dd><dt><span class="term"><em class="parameter"><code>name</code></em></span></dt><dd><p>
pointer to a string for the name of this class.
</p></dd><dt><span class="term"><em class="parameter"><code>key</code></em></span></dt><dd><p>
the lock_class_key for this class; used by mutex lock debugging
</p></dd></dl></div></div><div class="refsect1" title="Description"><a id="id2622821"></a><h2>Description</h2><p>
This is used to create a struct class pointer that can then be used
in calls to <code class="function">device_create</code>.
</p><p>
Note, the pointer created here is to be destroyed when finished by
making a call to <code class="function">class_destroy</code>.
</p></div></div><div class="navfooter"><hr /><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="re197.html">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="ch02.html#id2617423">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="re199.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top"><span>device_move</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_destroy</span></td></tr></table></div></body></html>
