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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>snd_card_register</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="ch05.html" title="Chapter 5. Sound Devices" /><link rel="prev" href="re607.html" title="snd_card_set_id" /><link rel="next" href="re609.html" title="snd_component_add" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center"><span>snd_card_register</span></th></tr><tr><td width="20%" align="left"><a accesskey="p" href="re607.html">Prev</a> </td><th width="60%" align="center">Chapter 5. Sound Devices</th><td width="20%" align="right"> <a accesskey="n" href="re609.html">Next</a></td></tr></table><hr /></div><div class="refentry" title="snd_card_register"><a id="API-snd-card-register"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>snd_card_register —
register the soundcard
</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">snd_card_register </b>(</code></td><td>struct snd_card * <var class="pdparam">card</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer"> </div></div></div><div class="refsect1" title="Arguments"><a id="id2683129"></a><h2>Arguments</h2><div class="variablelist"><dl><dt><span class="term"><em class="parameter"><code>card</code></em></span></dt><dd><p>
soundcard structure
</p></dd></dl></div></div><div class="refsect1" title="Description"><a id="id2683156"></a><h2>Description</h2><p>
This function registers all the devices assigned to the soundcard.
Until calling this, the ALSA control interface is blocked from the
external accesses. Thus, you should call this function at the end
of the initialization of the card.
</p><p>
Returns zero otherwise a negative error code if the registrain failed.
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