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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_scsi_start_stop_xlat</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="ch06.html" title="Chapter 6. libata SCSI translation/emulation" /><link rel="prev" href="re132.html" title="atapi_drain_needed" /><link rel="next" href="re134.html" title="ata_scsi_flush_xlat" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center"><span>ata_scsi_start_stop_xlat</span></th></tr><tr><td width="20%" align="left"><a accesskey="p" href="re132.html">Prev</a> </td><th width="60%" align="center">Chapter 6. libata SCSI translation/emulation</th><td width="20%" align="right"> <a accesskey="n" href="re134.html">Next</a></td></tr></table><hr /></div><div class="refentry" title="ata_scsi_start_stop_xlat"><a id="API-ata-scsi-start-stop-xlat"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>ata_scsi_start_stop_xlat —
Translate SCSI START STOP UNIT command
</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">unsigned int <b class="fsfunc">ata_scsi_start_stop_xlat </b>(</code></td><td>struct ata_queued_cmd * <var class="pdparam">qc</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer"> </div></div></div><div class="refsect1" title="Arguments"><a id="id2880026"></a><h2>Arguments</h2><div class="variablelist"><dl><dt><span class="term"><em class="parameter"><code>qc</code></em></span></dt><dd><p>
Storage for translated ATA taskfile
</p></dd></dl></div></div><div class="refsect1" title="Description"><a id="id2880053"></a><h2>Description</h2><p>
Sets up an ATA taskfile to issue STANDBY (to stop) or READ VERIFY
(to start). Perhaps these commands should be preceded by
CHECK POWER MODE to see what power mode the device is already in.
[See SAT revision 5 at www.t10.org]
</p></div><div class="refsect1" title="LOCKING"><a id="id2880067"></a><h2>LOCKING</h2><p>
spin_lock_irqsave(host lock)
</p></div><div class="refsect1" title="RETURNS"><a id="id2880077"></a><h2>RETURNS</h2><p>
Zero on success, non-zero on error.
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