1<html><head><meta http-equiv="Content-Type" content="text/html; charset=ANSI_X3.4-1968"><title>usb_register_driver</title><meta name="generator" content="DocBook XSL Stylesheets V1.78.1"><link rel="home" href="index.html" title="The Linux-USB Host Side API"><link rel="up" href="usbcore.html" title="Chapter 5. USB Core APIs"><link rel="prev" href="API-usb-deregister-device-driver.html" title="usb_deregister_device_driver"><link rel="next" href="API-usb-deregister.html" title="usb_deregister"></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">usb_register_driver</span></th></tr><tr><td width="20%" align="left"><a accesskey="p" href="API-usb-deregister-device-driver.html">Prev</a> </td><th width="60%" align="center">Chapter 5. USB Core APIs</th><td width="20%" align="right"> <a accesskey="n" href="API-usb-deregister.html">Next</a></td></tr></table><hr></div><div class="refentry"><a name="API-usb-register-driver"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>usb_register_driver — 2 register a USB interface driver 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">usb_register_driver </b>(</code></td><td>struct usb_driver * <var class="pdparam">new_driver</var>, </td></tr><tr><td> </td><td>struct module * <var class="pdparam">owner</var>, </td></tr><tr><td> </td><td>const char * <var class="pdparam">mod_name</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer"> </div></div></div><div class="refsect1"><a name="idp1116372124"></a><h2>Arguments</h2><div class="variablelist"><dl class="variablelist"><dt><span class="term"><em class="parameter"><code>new_driver</code></em></span></dt><dd><p> 4 USB operations for the interface driver 5 </p></dd><dt><span class="term"><em class="parameter"><code>owner</code></em></span></dt><dd><p> 6 module owner of this driver. 7 </p></dd><dt><span class="term"><em class="parameter"><code>mod_name</code></em></span></dt><dd><p> 8 module name string 9 </p></dd></dl></div></div><div class="refsect1"><a name="idp1116375700"></a><h2>Description</h2><p> 10 Registers a USB interface driver with the USB core. The list of 11 unattached interfaces will be rescanned whenever a new driver is 12 added, allowing the new driver to attach to any recognized interfaces. 13</p></div><div class="refsect1"><a name="idp1116376492"></a><h2>Return</h2><p> 14 A negative error code on failure and 0 on success. 15</p></div><div class="refsect1"><a name="idp1116377132"></a><h2>NOTE</h2><p> 16 if you want your driver to use the USB major number, you must call 17 <code class="function">usb_register_dev</code> to enable that functionality. This function no longer 18 takes care of that. 19</p></div></div><div class="navfooter"><hr><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="API-usb-deregister-device-driver.html">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="usbcore.html">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="API-usb-deregister.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top"><span class="phrase">usb_deregister_device_driver</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">usb_deregister</span></td></tr></table></div></body></html> 20