<html><head><meta http-equiv="Content-Type" content="text/html; charset=ANSI_X3.4-1968"><title>dmam_free_noncoherent</title><meta name="generator" content="DocBook XSL Stylesheets V1.78.1"><link rel="home" href="index.html" title="Linux Device Drivers"><link rel="up" href="ch02s03.html" title="Device Drivers DMA Management"><link rel="prev" href="API-dmam-alloc-noncoherent.html" title="dmam_alloc_noncoherent"><link rel="next" href="API-dmam-declare-coherent-memory.html" title="dmam_declare_coherent_memory"></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">dmam_free_noncoherent</span></th></tr><tr><td width="20%" align="left"><a accesskey="p" href="API-dmam-alloc-noncoherent.html">Prev</a> </td><th width="60%" align="center">Device Drivers DMA Management</th><td width="20%" align="right"> <a accesskey="n" href="API-dmam-declare-coherent-memory.html">Next</a></td></tr></table><hr></div><div class="refentry"><a name="API-dmam-free-noncoherent"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>dmam_free_noncoherent —
Managed <code class="function">dma_free_noncoherent</code>
</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">void <b class="fsfunc">dmam_free_noncoherent </b>(</code></td><td>struct device * <var class="pdparam">dev</var>, </td></tr><tr><td> </td><td>size_t <var class="pdparam">size</var>, </td></tr><tr><td> </td><td>void * <var class="pdparam">vaddr</var>, </td></tr><tr><td> </td><td>dma_addr_t <var class="pdparam">dma_handle</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer"> </div></div></div><div class="refsect1"><a name="idp307473636"></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>
Device to free noncoherent memory for
</p></dd><dt><span class="term"><em class="parameter"><code>size</code></em></span></dt><dd><p>
Size of allocation
</p></dd><dt><span class="term"><em class="parameter"><code>vaddr</code></em></span></dt><dd><p>
Virtual address of the memory to free
</p></dd><dt><span class="term"><em class="parameter"><code>dma_handle</code></em></span></dt><dd><p>
DMA handle of the memory to free
</p></dd></dl></div></div><div class="refsect1"><a name="idp307478348"></a><h2>Description</h2><p>
Managed <code class="function">dma_free_noncoherent</code>.
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