1<html><head><meta http-equiv="Content-Type" content="text/html; charset=ANSI_X3.4-1968"><title>struct ccwgroup_driver</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-struct-ccwgroup-device.html" title="struct ccwgroup_device"><link rel="next" href="API-ccwgroup-set-online.html" title="ccwgroup_set_online"></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">struct ccwgroup_driver</span></th></tr><tr><td width="20%" align="left"><a accesskey="p" href="API-struct-ccwgroup-device.html">Prev</a> </td><th width="60%" align="center">ccw group devices</th><td width="20%" align="right"> <a accesskey="n" href="API-ccwgroup-set-online.html">Next</a></td></tr></table><hr></div><div class="refentry"><a name="API-struct-ccwgroup-driver"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>struct ccwgroup_driver — 2 driver for ccw group devices 3 </p></div><div class="refsynopsisdiv"><h2>Synopsis</h2><pre class="programlisting"> 4struct ccwgroup_driver { 5 int (* setup) (struct ccwgroup_device *); 6 void (* remove) (struct ccwgroup_device *); 7 int (* set_online) (struct ccwgroup_device *); 8 int (* set_offline) (struct ccwgroup_device *); 9 void (* shutdown) (struct ccwgroup_device *); 10 int (* prepare) (struct ccwgroup_device *); 11 void (* complete) (struct ccwgroup_device *); 12 int (* freeze) (struct ccwgroup_device *); 13 int (* thaw) (struct ccwgroup_device *); 14 int (* restore) (struct ccwgroup_device *); 15 struct device_driver driver; 16}; </pre></div><div class="refsect1"><a name="idp1121102284"></a><h2>Members</h2><div class="variablelist"><dl class="variablelist"><dt><span class="term">setup</span></dt><dd><p> 17 function called during device creation to setup the device 18 </p></dd><dt><span class="term">remove</span></dt><dd><p> 19 function called on remove 20 </p></dd><dt><span class="term">set_online</span></dt><dd><p> 21 function called when device is set online 22 </p></dd><dt><span class="term">set_offline</span></dt><dd><p> 23 function called when device is set offline 24 </p></dd><dt><span class="term">shutdown</span></dt><dd><p> 25 function called when device is shut down 26 </p></dd><dt><span class="term">prepare</span></dt><dd><p> 27 prepare for pm state transition 28 </p></dd><dt><span class="term">complete</span></dt><dd><p> 29 undo work done in <em class="parameter"><code>prepare</code></em> 30 </p></dd><dt><span class="term">freeze</span></dt><dd><p> 31 callback for freezing during hibernation snapshotting 32 </p></dd><dt><span class="term">thaw</span></dt><dd><p> 33 undo work done in <em class="parameter"><code>freeze</code></em> 34 </p></dd><dt><span class="term">restore</span></dt><dd><p> 35 callback for restoring after hibernation 36 </p></dd><dt><span class="term">driver</span></dt><dd><p> 37 embedded driver structure 38 </p></dd></dl></div></div></div><div class="navfooter"><hr><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="API-struct-ccwgroup-device.html">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="ccwgroup.html#ccwgroupdevices">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="API-ccwgroup-set-online.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top"><span class="phrase">struct ccwgroup_device</span> </td><td width="20%" align="center"><a accesskey="h" href="index.html">Home</a></td><td width="40%" align="right" valign="top"> <span class="phrase">ccwgroup_set_online</span></td></tr></table></div></body></html> 39