1<html><head><meta http-equiv="Content-Type" content="text/html; charset=ANSI_X3.4-1968"><title>ccw_device_tm_start_key</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="ccwdev.html" title="ccw devices"><link rel="prev" href="API-ccw-device-get-id.html" title="ccw_device_get_id"><link rel="next" href="API-ccw-device-tm-start-timeout-key.html" title="ccw_device_tm_start_timeout_key"></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">ccw_device_tm_start_key</span></th></tr><tr><td width="20%" align="left"><a accesskey="p" href="API-ccw-device-get-id.html">Prev</a>&#160;</td><th width="60%" align="center">ccw devices</th><td width="20%" align="right">&#160;<a accesskey="n" href="API-ccw-device-tm-start-timeout-key.html">Next</a></td></tr></table><hr></div><div class="refentry"><a name="API-ccw-device-tm-start-key"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>ccw_device_tm_start_key &#8212; 
2     perform start function
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">int <b class="fsfunc">ccw_device_tm_start_key </b>(</code></td><td>struct ccw_device * <var class="pdparam">cdev</var>, </td></tr><tr><td>&#160;</td><td>struct tcw * <var class="pdparam">tcw</var>, </td></tr><tr><td>&#160;</td><td>unsigned long <var class="pdparam">intparm</var>, </td></tr><tr><td>&#160;</td><td>u8 <var class="pdparam">lpm</var>, </td></tr><tr><td>&#160;</td><td>u8 <var class="pdparam">key</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer">&#160;</div></div></div><div class="refsect1"><a name="idp1124399644"></a><h2>Arguments</h2><div class="variablelist"><dl class="variablelist"><dt><span class="term"><em class="parameter"><code>cdev</code></em></span></dt><dd><p>
4     ccw device on which to perform the start function
5    </p></dd><dt><span class="term"><em class="parameter"><code>tcw</code></em></span></dt><dd><p>
6     transport-command word to be started
7    </p></dd><dt><span class="term"><em class="parameter"><code>intparm</code></em></span></dt><dd><p>
8     user defined parameter to be passed to the interrupt handler
9    </p></dd><dt><span class="term"><em class="parameter"><code>lpm</code></em></span></dt><dd><p>
10     mask of paths to use
11    </p></dd><dt><span class="term"><em class="parameter"><code>key</code></em></span></dt><dd><p>
12     storage key to use for storage access
13    </p></dd></dl></div></div><div class="refsect1"><a name="idp1124405284"></a><h2>Description</h2><p>
14   Start the tcw on the given ccw device. Return zero on success, non-zero
15   otherwise.
16</p></div></div><div class="navfooter"><hr><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="API-ccw-device-get-id.html">Prev</a>&#160;</td><td width="20%" align="center"><a accesskey="u" href="ccwdev.html">Up</a></td><td width="40%" align="right">&#160;<a accesskey="n" href="API-ccw-device-tm-start-timeout-key.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top"><span class="phrase">ccw_device_get_id</span>&#160;</td><td width="20%" align="center"><a accesskey="h" href="index.html">Home</a></td><td width="40%" align="right" valign="top">&#160;<span class="phrase">ccw_device_tm_start_timeout_key</span></td></tr></table></div></body></html>
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