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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_ac97_pcm_assign</title><meta name="generator" content="DocBook XSL Stylesheets V1.75.2" /><link rel="home" href="index.html" title="The ALSA Driver API" /><link rel="up" href="ch03s02.html" title="AC97 Codec API" /><link rel="prev" href="re87.html" title="snd_ac97_set_rate" /><link rel="next" href="re89.html" title="snd_ac97_pcm_open" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center"><span>snd_ac97_pcm_assign</span></th></tr><tr><td width="20%" align="left"><a accesskey="p" href="re87.html">Prev</a> </td><th width="60%" align="center">AC97 Codec API</th><td width="20%" align="right"> <a accesskey="n" href="re89.html">Next</a></td></tr></table><hr /></div><div class="refentry" title="snd_ac97_pcm_assign"><a id="API-snd-ac97-pcm-assign"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>snd_ac97_pcm_assign —
assign AC97 slots to given PCM streams
</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_ac97_pcm_assign </b>(</code></td><td>struct snd_ac97_bus * <var class="pdparam">bus</var>, </td></tr><tr><td> </td><td>unsigned short <var class="pdparam">pcms_count</var>, </td></tr><tr><td> </td><td>const struct ac97_pcm * <var class="pdparam">pcms</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer"> </div></div></div><div class="refsect1" title="Arguments"><a id="id2716104"></a><h2>Arguments</h2><div class="variablelist"><dl><dt><span class="term"><em class="parameter"><code>bus</code></em></span></dt><dd><p>
the ac97 bus instance
</p></dd><dt><span class="term"><em class="parameter"><code>pcms_count</code></em></span></dt><dd><p>
count of PCMs to be assigned
</p></dd><dt><span class="term"><em class="parameter"><code>pcms</code></em></span></dt><dd><p>
PCMs to be assigned
</p></dd></dl></div></div><div class="refsect1" title="Description"><a id="id2716163"></a><h2>Description</h2><p>
It assigns available AC97 slots for given PCMs. If none or only
some slots are available, pcm->xxx.slots and pcm->xxx.rslots[] members
are reduced and might be zero.
</p></div></div><div class="navfooter"><hr /><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="re87.html">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="ch03s02.html">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="re89.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top"><span>snd_ac97_set_rate</span> </td><td width="20%" align="center"><a accesskey="h" href="index.html">Home</a></td><td width="40%" align="right" valign="top"> <span>snd_ac97_pcm_open</span></td></tr></table></div></body></html>
