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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>struct ccw_driver</title><meta name="generator" content="DocBook XSL Stylesheets V1.75.2" /><link rel="home" href="index.html" title="Writing s390 channel device drivers" /><link rel="up" href="ch02s02.html" title="ccw devices" /><link rel="prev" href="re12.html" title="struct ccw_device" /><link rel="next" href="re14.html" title="ccw_device_set_offline" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center"><span>struct ccw_driver</span></th></tr><tr><td width="20%" align="left"><a accesskey="p" href="re12.html">Prev</a> </td><th width="60%" align="center">ccw devices</th><td width="20%" align="right"> <a accesskey="n" href="re14.html">Next</a></td></tr></table><hr /></div><div class="refentry" title="struct ccw_driver"><a id="API-struct-ccw-driver"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>struct ccw_driver —
device driver for channel attached devices
</p></div><div class="refsynopsisdiv" title="Synopsis"><h2>Synopsis</h2><pre class="programlisting">
struct ccw_driver {
struct module * owner;
struct ccw_device_id * ids;
int (* probe) (struct ccw_device *);
void (* remove) (struct ccw_device *);
int (* set_online) (struct ccw_device *);
int (* set_offline) (struct ccw_device *);
int (* notify) (struct ccw_device *, int);
void (* shutdown) (struct ccw_device *);
int (* prepare) (struct ccw_device *);
void (* complete) (struct ccw_device *);
int (* freeze) (struct ccw_device *);
int (* thaw) (struct ccw_device *);
int (* restore) (struct ccw_device *);
enum uc_todo (* uc_handler) (struct ccw_device *, struct irb *);
struct device_driver driver;
char * name;
}; </pre></div><div class="refsect1" title="Members"><a id="id2574773"></a><h2>Members</h2><div class="variablelist"><dl><dt><span class="term">owner</span></dt><dd><p>
owning module
</p></dd><dt><span class="term">ids</span></dt><dd><p>
ids supported by this driver
</p></dd><dt><span class="term">probe</span></dt><dd><p>
function called on probe
</p></dd><dt><span class="term">remove</span></dt><dd><p>
function called on remove
</p></dd><dt><span class="term">set_online</span></dt><dd><p>
called when setting device online
</p></dd><dt><span class="term">set_offline</span></dt><dd><p>
called when setting device offline
</p></dd><dt><span class="term">notify</span></dt><dd><p>
notify driver of device state changes
</p></dd><dt><span class="term">shutdown</span></dt><dd><p>
called at device shutdown
</p></dd><dt><span class="term">prepare</span></dt><dd><p>
prepare for pm state transition
</p></dd><dt><span class="term">complete</span></dt><dd><p>
undo work done in <em class="parameter"><code>prepare</code></em>
</p></dd><dt><span class="term">freeze</span></dt><dd><p>
callback for freezing during hibernation snapshotting
</p></dd><dt><span class="term">thaw</span></dt><dd><p>
undo work done in <em class="parameter"><code>freeze</code></em>
</p></dd><dt><span class="term">restore</span></dt><dd><p>
callback for restoring after hibernation
</p></dd><dt><span class="term">uc_handler</span></dt><dd><p>
callback for unit check handler
</p></dd><dt><span class="term">driver</span></dt><dd><p>
embedded device driver structure
</p></dd><dt><span class="term">name</span></dt><dd><p>
device driver name
</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="re12.html">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="ch02s02.html">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="re14.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top"><span>struct ccw_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>ccw_device_set_offline</span></td></tr></table></div></body></html>
