1<html><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><title>drm_get_pci_dev</title><meta name="generator" content="DocBook XSL Stylesheets V1.78.1"><link rel="home" href="index.html" title="Linux GPU Driver Developer's Guide"><link rel="up" href="drmInternals.html#id-1.3.4.5.7" title="Bus-specific Device Registration and PCI Support"><link rel="prev" href="API-drm-pci-free.html" title="drm_pci_free"><link rel="next" href="API-drm-pci-init.html" title="drm_pci_init"></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">drm_get_pci_dev</span></th></tr><tr><td width="20%" align="left"><a accesskey="p" href="API-drm-pci-free.html">Prev</a> </td><th width="60%" align="center">Bus-specific Device Registration and PCI Support</th><td width="20%" align="right"> <a accesskey="n" href="API-drm-pci-init.html">Next</a></td></tr></table><hr></div><div class="refentry"><a name="API-drm-get-pci-dev"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>drm_get_pci_dev — 2 Register a PCI device with the DRM subsystem 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">drm_get_pci_dev </b>(</code></td><td>struct pci_dev * <var class="pdparam">pdev</var>, </td></tr><tr><td> </td><td>const struct pci_device_id * <var class="pdparam">ent</var>, </td></tr><tr><td> </td><td>struct drm_driver * <var class="pdparam">driver</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer"> </div></div></div><div class="refsect1"><a name="id-1.3.4.5.7.5.5"></a><h2>Arguments</h2><div class="variablelist"><dl class="variablelist"><dt><span class="term"><em class="parameter"><code>pdev</code></em></span></dt><dd><p> 4 PCI device 5 </p></dd><dt><span class="term"><em class="parameter"><code>ent</code></em></span></dt><dd><p> 6 entry from the PCI ID table that matches <em class="parameter"><code>pdev</code></em> 7 </p></dd><dt><span class="term"><em class="parameter"><code>driver</code></em></span></dt><dd><p> 8 DRM device driver 9 </p></dd></dl></div></div><div class="refsect1"><a name="id-1.3.4.5.7.5.6"></a><h2>Description</h2><p> 10 Attempt to gets inter module <span class="quote">“<span class="quote">drm</span>”</span> information. If we are first 11 then register the character device and inter module information. 12 Try and register, if we fail to register, backout previous work. 13</p></div><div class="refsect1"><a name="id-1.3.4.5.7.5.7"></a><h2>NOTE</h2><p> 14 This function is deprecated, please use <code class="function"><a class="link" href="API-drm-dev-alloc.html" title="drm_dev_alloc">drm_dev_alloc</a></code> and 15 <code class="function"><a class="link" href="API-drm-dev-register.html" title="drm_dev_register">drm_dev_register</a></code> instead and remove your -><code class="function">load</code> callback. 16</p></div><div class="refsect1"><a name="id-1.3.4.5.7.5.8"></a><h2>Return</h2><p> 17 0 on success or a negative error code on failure. 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-drm-pci-free.html">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="drmInternals.html#id-1.3.4.5.7">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="API-drm-pci-init.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top"><span class="phrase">drm_pci_free</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">drm_pci_init</span></td></tr></table></div></body></html> 19