1<html><head><meta http-equiv="Content-Type" content="text/html; charset=ANSI_X3.4-1968"><title>ieee80211_channel_to_frequency</title><meta name="generator" content="DocBook XSL Stylesheets V1.78.1"><link rel="home" href="index.html" title="The 802.11 subsystems &#8211; for kernel developers"><link rel="up" href="bk01ch04.html" title="Chapter&#160;4.&#160;Utility functions"><link rel="prev" href="bk01ch04.html" title="Chapter&#160;4.&#160;Utility functions"><link rel="next" href="API-ieee80211-frequency-to-channel.html" title="ieee80211_frequency_to_channel"></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">ieee80211_channel_to_frequency</span></th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk01ch04.html">Prev</a>&#160;</td><th width="60%" align="center">Chapter&#160;4.&#160;Utility functions</th><td width="20%" align="right">&#160;<a accesskey="n" href="API-ieee80211-frequency-to-channel.html">Next</a></td></tr></table><hr></div><div class="refentry"><a name="API-ieee80211-channel-to-frequency"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>ieee80211_channel_to_frequency &#8212; 
2  convert channel number to frequency
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">ieee80211_channel_to_frequency </b>(</code></td><td>int <var class="pdparam">chan</var>, </td></tr><tr><td>&#160;</td><td>enum ieee80211_band <var class="pdparam">band</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer">&#160;</div></div></div><div class="refsect1"><a name="idp1113080404"></a><h2>Arguments</h2><div class="variablelist"><dl class="variablelist"><dt><span class="term"><em class="parameter"><code>chan</code></em></span></dt><dd><p>
4     channel number
5    </p></dd><dt><span class="term"><em class="parameter"><code>band</code></em></span></dt><dd><p>
6     band, necessary due to channel number overlap
7    </p></dd></dl></div></div><div class="refsect1"><a name="idp1113082948"></a><h2>Return</h2><p>
8   The corresponding frequency (in MHz), or 0 if the conversion failed.
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