1<html><head><meta http-equiv="Content-Type" content="text/html; charset=ANSI_X3.4-1968"><title>drm_prime_pages_to_sg</title><meta name="generator" content="DocBook XSL Stylesheets V1.78.1"><link rel="home" href="index.html" title="Linux DRM Developer's Guide"><link rel="up" href="drm-memory-management.html#idp1122911796" title="PRIME Function References"><link rel="prev" href="API-drm-gem-prime-fd-to-handle.html" title="drm_gem_prime_fd_to_handle"><link rel="next" href="API-drm-prime-sg-to-page-addr-arrays.html" title="drm_prime_sg_to_page_addr_arrays"></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">drm_prime_pages_to_sg</span></th></tr><tr><td width="20%" align="left"><a accesskey="p" href="API-drm-gem-prime-fd-to-handle.html">Prev</a>&#160;</td><th width="60%" align="center">PRIME Function References</th><td width="20%" align="right">&#160;<a accesskey="n" href="API-drm-prime-sg-to-page-addr-arrays.html">Next</a></td></tr></table><hr></div><div class="refentry"><a name="API-drm-prime-pages-to-sg"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>drm_prime_pages_to_sg &#8212; 
2     converts a page array into an sg list
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">struct sg_table * <b class="fsfunc">drm_prime_pages_to_sg </b>(</code></td><td>struct page ** <var class="pdparam">pages</var>, </td></tr><tr><td>&#160;</td><td>unsigned int <var class="pdparam">nr_pages</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer">&#160;</div></div></div><div class="refsect1"><a name="idp1122964844"></a><h2>Arguments</h2><div class="variablelist"><dl class="variablelist"><dt><span class="term"><em class="parameter"><code>pages</code></em></span></dt><dd><p>
4     pointer to the array of page pointers to convert
5    </p></dd><dt><span class="term"><em class="parameter"><code>nr_pages</code></em></span></dt><dd><p>
6     length of the page vector
7    </p></dd></dl></div></div><div class="refsect1"><a name="idp1122967436"></a><h2>Description</h2><p>
8   This helper creates an sg table object from a set of pages
9   the driver is responsible for mapping the pages into the
10   importers address space for use with dma_buf itself.
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12