1<html><head><meta http-equiv="Content-Type" content="text/html; charset=ANSI_X3.4-1968"><title>ata_host_alloc_pinfo</title><meta name="generator" content="DocBook XSL Stylesheets V1.78.1"><link rel="home" href="index.html" title="libATA Developer's Guide"><link rel="up" href="libataExt.html" title="Chapter&#160;4.&#160;libata Library"><link rel="prev" href="API-ata-host-alloc.html" title="ata_host_alloc"><link rel="next" href="API-ata-slave-link-init.html" title="ata_slave_link_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">ata_host_alloc_pinfo</span></th></tr><tr><td width="20%" align="left"><a accesskey="p" href="API-ata-host-alloc.html">Prev</a>&#160;</td><th width="60%" align="center">Chapter&#160;4.&#160;libata Library</th><td width="20%" align="right">&#160;<a accesskey="n" href="API-ata-slave-link-init.html">Next</a></td></tr></table><hr></div><div class="refentry"><a name="API-ata-host-alloc-pinfo"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>ata_host_alloc_pinfo &#8212; 
2     alloc host and init with port_info array
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">struct ata_host * <b class="fsfunc">ata_host_alloc_pinfo </b>(</code></td><td>struct device * <var class="pdparam">dev</var>, </td></tr><tr><td>&#160;</td><td>const struct ata_port_info *const * <var class="pdparam">ppi</var>, </td></tr><tr><td>&#160;</td><td>int <var class="pdparam">n_ports</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer">&#160;</div></div></div><div class="refsect1"><a name="idp1123830012"></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     generic device this host is associated with
5    </p></dd><dt><span class="term"><em class="parameter"><code>ppi</code></em></span></dt><dd><p>
6     array of ATA port_info to initialize host with
7    </p></dd><dt><span class="term"><em class="parameter"><code>n_ports</code></em></span></dt><dd><p>
8     number of ATA ports attached to this host
9    </p></dd></dl></div></div><div class="refsect1"><a name="idp1123833636"></a><h2>Description</h2><p>
10   Allocate ATA host and initialize with info from <em class="parameter"><code>ppi</code></em>.  If NULL
11   terminated, <em class="parameter"><code>ppi</code></em> may contain fewer entries than <em class="parameter"><code>n_ports</code></em>.  The
12   last entry will be used for the remaining ports.
13</p></div><div class="refsect1"><a name="idp1123835316"></a><h2>RETURNS</h2><p>
14   Allocate ATA host on success, NULL on failure.
15</p></div><div class="refsect1"><a name="idp1123835948"></a><h2>LOCKING</h2><p>
16   Inherited from calling layer (may sleep).
17</p></div></div><div class="navfooter"><hr><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="API-ata-host-alloc.html">Prev</a>&#160;</td><td width="20%" align="center"><a accesskey="u" href="libataExt.html">Up</a></td><td width="40%" align="right">&#160;<a accesskey="n" href="API-ata-slave-link-init.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top"><span class="phrase">ata_host_alloc</span>&#160;</td><td width="20%" align="center"><a accesskey="h" href="index.html">Home</a></td><td width="40%" align="right" valign="top">&#160;<span class="phrase">ata_slave_link_init</span></td></tr></table></div></body></html>
18