1<html><head><meta http-equiv="Content-Type" content="text/html; charset=ANSI_X3.4-1968"><title>drm_property_create_bitmask</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-kms-init.html#idp1123898740" title="KMS API Functions"><link rel="prev" href="API-drm-property-create-enum.html" title="drm_property_create_enum"><link rel="next" href="API-drm-property-create-range.html" title="drm_property_create_range"></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_property_create_bitmask</span></th></tr><tr><td width="20%" align="left"><a accesskey="p" href="API-drm-property-create-enum.html">Prev</a>&#160;</td><th width="60%" align="center">KMS API Functions</th><td width="20%" align="right">&#160;<a accesskey="n" href="API-drm-property-create-range.html">Next</a></td></tr></table><hr></div><div class="refentry"><a name="API-drm-property-create-bitmask"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>drm_property_create_bitmask &#8212; 
2     create a new bitmask property type
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 drm_property * <b class="fsfunc">drm_property_create_bitmask </b>(</code></td><td>struct drm_device * <var class="pdparam">dev</var>, </td></tr><tr><td>&#160;</td><td>int <var class="pdparam">flags</var>, </td></tr><tr><td>&#160;</td><td>const char * <var class="pdparam">name</var>, </td></tr><tr><td>&#160;</td><td>const struct drm_prop_enum_list * <var class="pdparam">props</var>, </td></tr><tr><td>&#160;</td><td>int <var class="pdparam">num_props</var>, </td></tr><tr><td>&#160;</td><td>uint64_t <var class="pdparam">supported_bits</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer">&#160;</div></div></div><div class="refsect1"><a name="idp1124275124"></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>
4     drm device
5    </p></dd><dt><span class="term"><em class="parameter"><code>flags</code></em></span></dt><dd><p>
6     flags specifying the property type
7    </p></dd><dt><span class="term"><em class="parameter"><code>name</code></em></span></dt><dd><p>
8     name of the property
9    </p></dd><dt><span class="term"><em class="parameter"><code>props</code></em></span></dt><dd><p>
10     enumeration lists with property bitflags
11    </p></dd><dt><span class="term"><em class="parameter"><code>num_props</code></em></span></dt><dd><p>
12     size of the <em class="parameter"><code>props</code></em> array
13    </p></dd><dt><span class="term"><em class="parameter"><code>supported_bits</code></em></span></dt><dd><p>
14     bitmask of all supported enumeration values
15    </p></dd></dl></div></div><div class="refsect1"><a name="idp1124282244"></a><h2>Description</h2><p>
16   This creates a new bitmask drm property which can then be attached to a drm
17   object with drm_object_attach_property. The returned property object must be
18   freed with drm_property_destroy.
19   </p><p>
20
21   Compared to plain enumeration properties userspace is allowed to set any
22   or'ed together combination of the predefined property bitflag values
23</p></div><div class="refsect1"><a name="idp1124283332"></a><h2>Returns</h2><p>
24   A pointer to the newly created property on success, NULL on failure.
25</p></div></div><div class="navfooter"><hr><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="API-drm-property-create-enum.html">Prev</a>&#160;</td><td width="20%" align="center"><a accesskey="u" href="drm-kms-init.html#idp1123898740">Up</a></td><td width="40%" align="right">&#160;<a accesskey="n" href="API-drm-property-create-range.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top"><span class="phrase">drm_property_create_enum</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;<span class="phrase">drm_property_create_range</span></td></tr></table></div></body></html>
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