1<html><head><meta http-equiv="Content-Type" content="text/html; charset=ANSI_X3.4-1968"><title>ata_link_online</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-sata-scr-write-flush.html" title="sata_scr_write_flush"><link rel="next" href="API-ata-link-offline.html" title="ata_link_offline"></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_link_online</span></th></tr><tr><td width="20%" align="left"><a accesskey="p" href="API-sata-scr-write-flush.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-link-offline.html">Next</a></td></tr></table><hr></div><div class="refentry"><a name="API-ata-link-online"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>ata_link_online &#8212; 
2     test whether the given link is online
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">bool <b class="fsfunc">ata_link_online </b>(</code></td><td>struct ata_link * <var class="pdparam">link</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer">&#160;</div></div></div><div class="refsect1"><a name="idp1123786284"></a><h2>Arguments</h2><div class="variablelist"><dl class="variablelist"><dt><span class="term"><em class="parameter"><code>link</code></em></span></dt><dd><p>
4     ATA link to test
5    </p></dd></dl></div></div><div class="refsect1"><a name="idp1123787812"></a><h2>Description</h2><p>
6   Test whether <em class="parameter"><code>link</code></em> is online.  This is identical to
7   <code class="function">ata_phys_link_online</code> when there's no slave link.  When
8   there's a slave link, this function should only be called on
9   the master link and will return true if any of M/S links is
10   online.
11</p></div><div class="refsect1"><a name="idp1123789244"></a><h2>LOCKING</h2><p>
12   None.
13</p></div><div class="refsect1"><a name="idp1123789820"></a><h2>RETURNS</h2><p>
14   True if the port online status is available and online.
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