<?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>ieee80211_alloc_hw</title><meta name="generator" content="DocBook XSL Stylesheets V1.76.1" /><link rel="home" href="index.html" title="The 802.11 subsystems – for kernel developers" /><link rel="up" href="basics.html" title="Chapter 1. Basic hardware handling" /><link rel="prev" href="API-struct-ieee80211-ops.html" title="struct ieee80211_ops" /><link rel="next" href="API-ieee80211-register-hw.html" title="ieee80211_register_hw" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center"><span>ieee80211_alloc_hw</span></th></tr><tr><td width="20%" align="left"><a accesskey="p" href="API-struct-ieee80211-ops.html">Prev</a> </td><th width="60%" align="center">Chapter 1. Basic hardware handling</th><td width="20%" align="right"> <a accesskey="n" href="API-ieee80211-register-hw.html">Next</a></td></tr></table><hr /></div><div class="refentry" title="ieee80211_alloc_hw"><a id="API-ieee80211-alloc-hw"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>ieee80211_alloc_hw — Allocate a new hardware device </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 ieee80211_hw * <strong>fsfuncieee80211_alloc_hw </strong>(</code></td><td>size_t <var class="pdparam">priv_data_len</var>, </td></tr><tr><td> </td><td>const struct ieee80211_ops * <var class="pdparam">ops</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer"> </div></div></div><div class="refsect1" title="Arguments"><a id="id3046784"></a><h2>Arguments</h2><div class="variablelist"><dl><dt><span class="term"><em class="parameter"><code>priv_data_len</code></em></span></dt><dd><p> length of private data </p></dd><dt><span class="term"><em class="parameter"><code>ops</code></em></span></dt><dd><p> callbacks for this device </p></dd></dl></div></div><div class="refsect1" title="Description"><a id="id3046828"></a><h2>Description</h2><p> </p><p> This must be called once for each hardware device. The returned pointer must be used to refer to this device when calling other functions. mac80211 allocates a private data area for the driver pointed to by <em class="parameter"><code>priv</code></em> in <span class="structname">struct ieee80211_hw</span>, the size of this area is given as <em class="parameter"><code>priv_data_len</code></em>. </p></div></div><div class="navfooter"><hr /><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="API-struct-ieee80211-ops.html">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="basics.html">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="API-ieee80211-register-hw.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top"><span>struct ieee80211_ops</span> </td><td width="20%" align="center"><a accesskey="h" href="index.html">Home</a></td><td width="40%" align="right" valign="top"> <span>ieee80211_register_hw</span></td></tr></table></div></body></html>