1<html><head><meta http-equiv="Content-Type" content="text/html; charset=ANSI_X3.4-1968"><title>usb_hcd_pci_probe</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="hcd.html" title="Chapter 6. Host Controller APIs"><link rel="prev" href="API-usb-remove-hcd.html" title="usb_remove_hcd"><link rel="next" href="API-usb-hcd-pci-remove.html" title="usb_hcd_pci_remove"></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_hcd_pci_probe</span></th></tr><tr><td width="20%" align="left"><a accesskey="p" href="API-usb-remove-hcd.html">Prev</a> </td><th width="60%" align="center">Chapter 6. Host Controller APIs</th><td width="20%" align="right"> <a accesskey="n" href="API-usb-hcd-pci-remove.html">Next</a></td></tr></table><hr></div><div class="refentry"><a name="API-usb-hcd-pci-probe"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>usb_hcd_pci_probe — 2 initialize PCI-based HCDs 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_hcd_pci_probe </b>(</code></td><td>struct pci_dev * <var class="pdparam">dev</var>, </td></tr><tr><td> </td><td>const struct pci_device_id * <var class="pdparam">id</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer"> </div></div></div><div class="refsect1"><a name="idp1116879716"></a><h2>Arguments</h2><div class="variablelist"><dl class="variablelist"><dt><span class="term"><em class="parameter"><code>dev</code></em></span></dt><dd><p> 4 USB Host Controller being probed 5 </p></dd><dt><span class="term"><em class="parameter"><code>id</code></em></span></dt><dd><p> 6 pci hotplug id connecting controller to HCD framework 7 </p></dd></dl></div></div><div class="refsect1"><a name="idp1116882364"></a><h2>Context</h2><p> 8 !<code class="function">in_interrupt</code> 9</p></div><div class="refsect1"><a name="idp1116883324"></a><h2>Description</h2><p> 10 Allocates basic PCI resources for this USB host controller, and 11 then invokes the <code class="function">start</code> method for the HCD associated with it 12 through the hotplug entry's driver_data. 13 </p><p> 14 15 Store this function in the HCD's struct pci_driver as <code class="function">probe</code>. 16</p></div><div class="refsect1"><a name="idp1116884988"></a><h2>Return</h2><p> 17 0 if successful. 18</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-remove-hcd.html">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="hcd.html">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="API-usb-hcd-pci-remove.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top"><span class="phrase">usb_remove_hcd</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_hcd_pci_remove</span></td></tr></table></div></body></html> 19