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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 irqaction</title><meta name="generator" content="DocBook XSL Stylesheets V1.75.2" /><link rel="home" href="index.html" title="Linux generic IRQ handling" /><link rel="up" href="ch07.html" title="Chapter 7. Structures" /><link rel="prev" href="re04.html" title="init_copy_desc_masks" /><link rel="next" href="ch08.html" title="Chapter 8. Public Functions Provided" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center"><span>struct irqaction</span></th></tr><tr><td width="20%" align="left"><a accesskey="p" href="re04.html">Prev</a> </td><th width="60%" align="center">Chapter 7. Structures</th><td width="20%" align="right"> <a accesskey="n" href="ch08.html">Next</a></td></tr></table><hr /></div><div class="refentry" title="struct irqaction"><a id="API-struct-irqaction"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>struct irqaction —
per interrupt action descriptor
</p></div><div class="refsynopsisdiv" title="Synopsis"><h2>Synopsis</h2><pre class="programlisting">
struct irqaction {
irq_handler_t handler;
unsigned long flags;
const char * name;
void * dev_id;
struct irqaction * next;
int irq;
struct proc_dir_entry * dir;
irq_handler_t thread_fn;
struct task_struct * thread;
unsigned long thread_flags;
}; </pre></div><div class="refsect1" title="Members"><a id="id2910326"></a><h2>Members</h2><div class="variablelist"><dl><dt><span class="term">handler</span></dt><dd><p>
interrupt handler function
</p></dd><dt><span class="term">flags</span></dt><dd><p>
flags (see IRQF_* above)
</p></dd><dt><span class="term">name</span></dt><dd><p>
name of the device
</p></dd><dt><span class="term">dev_id</span></dt><dd><p>
cookie to identify the device
</p></dd><dt><span class="term">next</span></dt><dd><p>
pointer to the next irqaction for shared interrupts
</p></dd><dt><span class="term">irq</span></dt><dd><p>
interrupt number
</p></dd><dt><span class="term">dir</span></dt><dd><p>
pointer to the proc/irq/NN/name entry
</p></dd><dt><span class="term">thread_fn</span></dt><dd><p>
interupt handler function for threaded interrupts
</p></dd><dt><span class="term">thread</span></dt><dd><p>
thread pointer for threaded interrupts
</p></dd><dt><span class="term">thread_flags</span></dt><dd><p>
flags related to <em class="parameter"><code>thread</code></em>
</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="re04.html">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="ch07.html">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="ch08.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top"><span>init_copy_desc_masks</span> </td><td width="20%" align="center"><a accesskey="h" href="index.html">Home</a></td><td width="40%" align="right" valign="top"> Chapter 8. Public Functions Provided</td></tr></table></div></body></html>
