1<html><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><title>struct drm_modeset_lock</title><meta name="generator" content="DocBook XSL Stylesheets V1.78.1"><link rel="home" href="index.html" title="Linux GPU Driver Developer's Guide"><link rel="up" href="drm-kms-init.html#id-1.3.4.8.11" title="KMS Locking"><link rel="prev" href="API-struct-drm-modeset-acquire-ctx.html" title="struct drm_modeset_acquire_ctx"><link rel="next" href="API-drm-modeset-lock-init.html" title="drm_modeset_lock_init"></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_modeset_lock</span></th></tr><tr><td width="20%" align="left"><a accesskey="p" href="API-struct-drm-modeset-acquire-ctx.html">Prev</a> </td><th width="60%" align="center">KMS Locking</th><td width="20%" align="right"> <a accesskey="n" href="API-drm-modeset-lock-init.html">Next</a></td></tr></table><hr></div><div class="refentry"><a name="API-struct-drm-modeset-lock"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>struct drm_modeset_lock — 
2     used for locking modeset resources.
3 </p></div><div class="refsynopsisdiv"><h2>Synopsis</h2><pre class="programlisting">
4struct drm_modeset_lock {
5  struct ww_mutex mutex;
6  struct list_head head;
7};  </pre></div><div class="refsect1"><a name="id-1.3.4.8.11.10.5"></a><h2>Members</h2><div class="variablelist"><dl class="variablelist"><dt><span class="term">mutex</span></dt><dd><p>
8   resource locking
9      </p></dd><dt><span class="term">head</span></dt><dd><p>
10   used to hold it's place on state-&gt;locked list when
11   part of an atomic update
12      </p></dd></dl></div></div><div class="refsect1"><a name="id-1.3.4.8.11.10.6"></a><h2>Description</h2><p>
13   Used for locking CRTCs and other modeset resources.
14</p></div></div><div class="navfooter"><hr><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="API-struct-drm-modeset-acquire-ctx.html">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="drm-kms-init.html#id-1.3.4.8.11">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="API-drm-modeset-lock-init.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top"><span class="phrase">struct drm_modeset_acquire_ctx</span> </td><td width="20%" align="center"><a accesskey="h" href="index.html">Home</a></td><td width="40%" align="right" valign="top"> <span class="phrase">drm_modeset_lock_init</span></td></tr></table></div></body></html>
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