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kernel-doc-3.11.10-100.fc18.noarch.rpm

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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=ANSI_X3.4-1968" /><title>ccwgroup_create_dev</title><meta name="generator" content="DocBook XSL Stylesheets V1.78.1" /><link rel="home" href="index.html" title="Writing s390 channel device drivers" /><link rel="up" href="ccwgroup.html#ccwgroupdevices" title="ccw group devices" /><link rel="prev" href="API-ccwgroup-set-offline.html" title="ccwgroup_set_offline" /><link rel="next" href="API-ccwgroup-driver-register.html" title="ccwgroup_driver_register" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center"><span class="phrase">ccwgroup_create_dev</span></th></tr><tr><td width="20%" align="left"><a accesskey="p" href="API-ccwgroup-set-offline.html">Prev</a>&#160;</td><th width="60%" align="center">ccw group devices</th><td width="20%" align="right">&#160;<a accesskey="n" href="API-ccwgroup-driver-register.html">Next</a></td></tr></table><hr /></div><div class="refentry"><a id="API-ccwgroup-create-dev"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>ccwgroup_create_dev &#8212; 
     create and register a ccw group device
 </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 <strong class="fsfunc">ccwgroup_create_dev </strong>(</code></td><td>struct device * <var class="pdparam">parent</var>, </td></tr><tr><td>&#160;</td><td>struct ccwgroup_driver * <var class="pdparam">gdrv</var>, </td></tr><tr><td>&#160;</td><td>int <var class="pdparam">num_devices</var>, </td></tr><tr><td>&#160;</td><td>const char * <var class="pdparam">buf</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer">&#160;</div></div></div><div class="refsect1"><a id="idm139815625536880"></a><h2>Arguments</h2><div class="variablelist"><dl class="variablelist"><dt><span class="term"><em class="parameter"><code>parent</code></em></span></dt><dd><p>
     parent device for the new device
    </p></dd><dt><span class="term"><em class="parameter"><code>gdrv</code></em></span></dt><dd><p>
     driver for the new group device
    </p></dd><dt><span class="term"><em class="parameter"><code>num_devices</code></em></span></dt><dd><p>
     number of slave devices
    </p></dd><dt><span class="term"><em class="parameter"><code>buf</code></em></span></dt><dd><p>
     buffer containing comma separated bus ids of slave devices
    </p></dd></dl></div></div><div class="refsect1"><a id="idm139815625528032"></a><h2>Description</h2><p>
   Create and register a new ccw group device as a child of <em class="parameter"><code>parent</code></em>. Slave
   devices are obtained from the list of bus ids given in <em class="parameter"><code>buf</code></em>.
</p></div><div class="refsect1"><a id="idm139815625525472"></a><h2>Returns</h2><p>
   <code class="constant">0</code> on success and an error code on failure.
</p></div><div class="refsect1"><a id="idm139815625523936"></a><h2>Context</h2><p>
   non-atomic
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