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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>ata_host_alloc_pinfo</title><meta name="generator" content="DocBook XSL Stylesheets V1.75.2" /><link rel="home" href="index.html" title="libATA Developer's Guide" /><link rel="up" href="ch04.html" title="Chapter 4. libata Library" /><link rel="prev" href="re50.html" title="ata_host_alloc" /><link rel="next" href="re52.html" title="ata_slave_link_init" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center"><span>ata_host_alloc_pinfo</span></th></tr><tr><td width="20%" align="left"><a accesskey="p" href="re50.html">Prev</a> </td><th width="60%" align="center">Chapter 4. libata Library</th><td width="20%" align="right"> <a accesskey="n" href="re52.html">Next</a></td></tr></table><hr /></div><div class="refentry" title="ata_host_alloc_pinfo"><a id="API-ata-host-alloc-pinfo"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>ata_host_alloc_pinfo —
alloc host and init with port_info array
</p></div><div class="refsynopsisdiv" title="Synopsis"><h2>Synopsis</h2><div class="funcsynopsis"><table border="0" summary="Function synopsis" cellspacing="0" cellpadding="0" class="funcprototype-table"><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> </td><td>const struct ata_port_info *const * <var class="pdparam">ppi</var>, </td></tr><tr><td> </td><td>int <var class="pdparam">n_ports</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer"> </div></div></div><div class="refsect1" title="Arguments"><a id="id2866891"></a><h2>Arguments</h2><div class="variablelist"><dl><dt><span class="term"><em class="parameter"><code>dev</code></em></span></dt><dd><p>
generic device this host is associated with
</p></dd><dt><span class="term"><em class="parameter"><code>ppi</code></em></span></dt><dd><p>
array of ATA port_info to initialize host with
</p></dd><dt><span class="term"><em class="parameter"><code>n_ports</code></em></span></dt><dd><p>
number of ATA ports attached to this host
</p></dd></dl></div></div><div class="refsect1" title="Description"><a id="id2866951"></a><h2>Description</h2><p>
Allocate ATA host and initialize with info from <em class="parameter"><code>ppi</code></em>. If NULL
terminated, <em class="parameter"><code>ppi</code></em> may contain fewer entries than <em class="parameter"><code>n_ports</code></em>. The
last entry will be used for the remaining ports.
</p></div><div class="refsect1" title="RETURNS"><a id="id2866979"></a><h2>RETURNS</h2><p>
Allocate ATA host on success, NULL on failure.
</p></div><div class="refsect1" title="LOCKING"><a id="id2866990"></a><h2>LOCKING</h2><p>
Inherited from calling layer (may sleep).
</p></div></div><div class="navfooter"><hr /><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="re50.html">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="ch04.html">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="re52.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top"><span>ata_host_alloc</span> </td><td width="20%" align="center"><a accesskey="h" href="index.html">Home</a></td><td width="40%" align="right" valign="top"> <span>ata_slave_link_init</span></td></tr></table></div></body></html>
