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kernel-doc-3.11.10-100.fc18.noarch.rpm

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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=ANSI_X3.4-1968" /><title>drm_helper_crtc_in_use</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="ch02s05.html#idm140203040650256" title="Modeset Helper Functions Reference" /><link rel="prev" href="API-drm-helper-encoder-in-use.html" title="drm_helper_encoder_in_use" /><link rel="next" href="API-drm-helper-disable-unused-functions.html" title="drm_helper_disable_unused_functions" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center"><span class="phrase">drm_helper_crtc_in_use</span></th></tr><tr><td width="20%" align="left"><a accesskey="p" href="API-drm-helper-encoder-in-use.html">Prev</a>&#160;</td><th width="60%" align="center">Modeset Helper Functions Reference</th><td width="20%" align="right">&#160;<a accesskey="n" href="API-drm-helper-disable-unused-functions.html">Next</a></td></tr></table><hr /></div><div class="refentry"><a id="API-drm-helper-crtc-in-use"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>drm_helper_crtc_in_use &#8212; 
     check if a given CRTC is in a mode_config
 </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">bool <strong class="fsfunc">drm_helper_crtc_in_use </strong>(</code></td><td>struct drm_crtc * <var class="pdparam">crtc</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer">&#160;</div></div></div><div class="refsect1"><a id="idm140203040588464"></a><h2>Arguments</h2><div class="variablelist"><dl class="variablelist"><dt><span class="term"><em class="parameter"><code>crtc</code></em></span></dt><dd><p>
     CRTC to check
    </p></dd></dl></div></div><div class="refsect1"><a id="idm140203040585408"></a><h2>LOCKING</h2><p>
   Caller must hold mode config lock.
   </p><p>

   Walk <em class="parameter"><code>crtc</code></em>'s DRM device's mode_config and see if it's in use.
</p></div><div class="refsect1"><a id="idm140203040583376"></a><h2>RETURNS</h2><p>
   True if <em class="parameter"><code>crtc</code></em> is part of the mode_config, false otherwise.
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