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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=ANSI_X3.4-1968" /><title>acm_bind_config</title><meta name="generator" content="DocBook XSL Stylesheets V1.75.2" /><link rel="home" href="index.html" title="USB Gadget API for Linux" /><link rel="up" href="ch03s06.html" title="Composite Device Functions" /><link rel="prev" href="re65.html" title="acm_cdc_notify" /><link rel="next" href="re67.html" title="ecm_bind_config" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center"><span>acm_bind_config</span></th></tr><tr><td width="20%" align="left"><a accesskey="p" href="re65.html">Prev</a> </td><th width="60%" align="center">Composite Device Functions</th><td width="20%" align="right"> <a accesskey="n" href="re67.html">Next</a></td></tr></table><hr /></div><div class="refentry" title="acm_bind_config"><a id="API-acm-bind-config"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>acm_bind_config —
add a CDC ACM function to a configuration
</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">int <b class="fsfunc">acm_bind_config </b>(</code></td><td>struct usb_configuration * <var class="pdparam">c</var>, </td></tr><tr><td> </td><td>u8 <var class="pdparam">port_num</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer"> </div></div></div><div class="refsect1" title="Arguments"><a id="id2946993"></a><h2>Arguments</h2><div class="variablelist"><dl><dt><span class="term"><em class="parameter"><code>c</code></em></span></dt><dd><p>
the configuration to support the CDC ACM instance
</p></dd><dt><span class="term"><em class="parameter"><code>port_num</code></em></span></dt><dd><p>
/dev/ttyGS* port this interface will use
</p></dd></dl></div></div><div class="refsect1" title="Context"><a id="id2947037"></a><h2>Context</h2><p>
single threaded during gadget setup
</p></div><div class="refsect1" title="Description"><a id="id2947047"></a><h2>Description</h2><p>
Returns zero on success, else negative errno.
</p><p>
Caller must have called <em class="parameter"><code>gserial_setup</code></em>() with enough ports to
handle all the ones it binds. Caller is also responsible
for calling <em class="parameter"><code>gserial_cleanup</code></em>() before module unload.
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