1<html><head><meta http-equiv="Content-Type" content="text/html; charset=ANSI_X3.4-1968"><title>struct drm_gem_cma_object</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#idp1123226860" title="CMA Helper Functions Reference"><link rel="prev" href="API-drm-gem-cma-prime-vunmap.html" title="drm_gem_cma_prime_vunmap"><link rel="next" href="drm-mode-setting.html" title="Mode Setting"></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">struct drm_gem_cma_object</span></th></tr><tr><td width="20%" align="left"><a accesskey="p" href="API-drm-gem-cma-prime-vunmap.html">Prev</a>&#160;</td><th width="60%" align="center">CMA Helper Functions Reference</th><td width="20%" align="right">&#160;<a accesskey="n" href="drm-mode-setting.html">Next</a></td></tr></table><hr></div><div class="refentry"><a name="API-struct-drm-gem-cma-object"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>struct drm_gem_cma_object &#8212; 
2  GEM object backed by CMA memory allocations
3 </p></div><div class="refsynopsisdiv"><h2>Synopsis</h2><pre class="programlisting">
4struct drm_gem_cma_object {
5  struct drm_gem_object base;
6  dma_addr_t paddr;
7  struct sg_table * sgt;
8  void * vaddr;
9};  </pre></div><div class="refsect1"><a name="idp1123346044"></a><h2>Members</h2><div class="variablelist"><dl class="variablelist"><dt><span class="term">base</span></dt><dd><p>
10base GEM object
11      </p></dd><dt><span class="term">paddr</span></dt><dd><p>
12physical address of the backing memory
13      </p></dd><dt><span class="term">sgt</span></dt><dd><p>
14scatter/gather table for imported PRIME buffers
15      </p></dd><dt><span class="term">vaddr</span></dt><dd><p>
16kernel virtual address of the backing memory
17      </p></dd></dl></div></div></div><div class="navfooter"><hr><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="API-drm-gem-cma-prime-vunmap.html">Prev</a>&#160;</td><td width="20%" align="center"><a accesskey="u" href="drm-memory-management.html#idp1123226860">Up</a></td><td width="40%" align="right">&#160;<a accesskey="n" href="drm-mode-setting.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top"><span class="phrase">drm_gem_cma_prime_vunmap</span>&#160;</td><td width="20%" align="center"><a accesskey="h" href="index.html">Home</a></td><td width="40%" align="right" valign="top">&#160;Mode Setting</td></tr></table></div></body></html>
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