1<html><head><meta http-equiv="Content-Type" content="text/html; charset=ANSI_X3.4-1968"><title>sata_set_spd_needed</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="libataInt.html" title="Chapter&#160;5.&#160;libata Core Internals"><link rel="prev" href="API-sata-down-spd-limit.html" title="sata_down_spd_limit"><link rel="next" href="API-ata-down-xfermask-limit.html" title="ata_down_xfermask_limit"></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">sata_set_spd_needed</span></th></tr><tr><td width="20%" align="left"><a accesskey="p" href="API-sata-down-spd-limit.html">Prev</a>&#160;</td><th width="60%" align="center">Chapter&#160;5.&#160;libata Core Internals</th><td width="20%" align="right">&#160;<a accesskey="n" href="API-ata-down-xfermask-limit.html">Next</a></td></tr></table><hr></div><div class="refentry"><a name="API-sata-set-spd-needed"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>sata_set_spd_needed &#8212; 
2     is SATA spd configuration needed
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">sata_set_spd_needed </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="idp1124152300"></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     Link in question
5    </p></dd></dl></div></div><div class="refsect1"><a name="idp1124153828"></a><h2>Description</h2><p>
6   Test whether the spd limit in SControl matches
7   <em class="parameter"><code>link</code></em>-&gt;sata_spd_limit.  This function is used to determine
8   whether hardreset is necessary to apply SATA spd
9   configuration.
10</p></div><div class="refsect1"><a name="idp1124155044"></a><h2>LOCKING</h2><p>
11   Inherited from caller.
12</p></div><div class="refsect1"><a name="idp1124155620"></a><h2>RETURNS</h2><p>
13   1 if SATA spd configuration is needed, 0 otherwise.
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