1<html><head><meta http-equiv="Content-Type" content="text/html; charset=ANSI_X3.4-1968"><title>wimax_state_change</title><meta name="generator" content="DocBook XSL Stylesheets V1.78.1"><link rel="home" href="index.html" title="Linux Networking and Network Devices APIs"><link rel="up" href="ch01s06.html" title="WiMAX"><link rel="prev" href="API-wimax-rfkill.html" title="wimax_rfkill"><link rel="next" href="API-wimax-state-get.html" title="wimax_state_get"></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">wimax_state_change</span></th></tr><tr><td width="20%" align="left"><a accesskey="p" href="API-wimax-rfkill.html">Prev</a>&#160;</td><th width="60%" align="center">WiMAX</th><td width="20%" align="right">&#160;<a accesskey="n" href="API-wimax-state-get.html">Next</a></td></tr></table><hr></div><div class="refentry"><a name="API-wimax-state-change"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>wimax_state_change &#8212; 
2  Set the current state of a WiMAX device
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">wimax_state_change </b>(</code></td><td>struct wimax_dev * <var class="pdparam">wimax_dev</var>, </td></tr><tr><td>&#160;</td><td>enum wimax_st <var class="pdparam">new_state</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer">&#160;</div></div></div><div class="refsect1"><a name="idp1097642540"></a><h2>Arguments</h2><div class="variablelist"><dl class="variablelist"><dt><span class="term"><em class="parameter"><code>wimax_dev</code></em></span></dt><dd><p>
4     WiMAX device descriptor (properly referenced)
5    </p></dd><dt><span class="term"><em class="parameter"><code>new_state</code></em></span></dt><dd><p>
6     New state to switch to
7    </p></dd></dl></div></div><div class="refsect1"><a name="idp1097645204"></a><h2>Description</h2><p>
8   This implements the state changes for the wimax devices. It will
9   </p><p>
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11   - verify that the state transition is legal (for now it'll just
12   print a warning if not) according to the table in
13   linux/wimax.h's documentation for 'enum wimax_st'.
14   </p><p>
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16   - perform the actions needed for leaving the current state and
17   whichever are needed for entering the new state.
18   </p><p>
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20   - issue a report to user space indicating the new state (and an
21   optional payload with information about the new state).
22</p></div><div class="refsect1"><a name="idp1097646708"></a><h2>NOTE</h2><p>
23   <em class="parameter"><code>wimax_dev</code></em> must be locked
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