1<html><head><meta http-equiv="Content-Type" content="text/html; charset=ANSI_X3.4-1968"><title>drm_fb_helper_fill_var</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#idp1125647748" title="fbdev Helper Functions Reference"><link rel="prev" href="API-drm-fb-helper-fill-fix.html" title="drm_fb_helper_fill_fix"><link rel="next" href="API-drm-fb-helper-initial-config.html" title="drm_fb_helper_initial_config"></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_fb_helper_fill_var</span></th></tr><tr><td width="20%" align="left"><a accesskey="p" href="API-drm-fb-helper-fill-fix.html">Prev</a> </td><th width="60%" align="center">fbdev Helper Functions Reference</th><td width="20%" align="right"> <a accesskey="n" href="API-drm-fb-helper-initial-config.html">Next</a></td></tr></table><hr></div><div class="refentry"><a name="API-drm-fb-helper-fill-var"></a><div class="titlepage"></div><div class="refnamediv"><h2>Name</h2><p>drm_fb_helper_fill_var — 2 initalizes variable fbdev information 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">void <b class="fsfunc">drm_fb_helper_fill_var </b>(</code></td><td>struct fb_info * <var class="pdparam">info</var>, </td></tr><tr><td> </td><td>struct drm_fb_helper * <var class="pdparam">fb_helper</var>, </td></tr><tr><td> </td><td>uint32_t <var class="pdparam">fb_width</var>, </td></tr><tr><td> </td><td>uint32_t <var class="pdparam">fb_height</var><code>)</code>;</td></tr></table><div class="funcprototype-spacer"> </div></div></div><div class="refsect1"><a name="idp1125762700"></a><h2>Arguments</h2><div class="variablelist"><dl class="variablelist"><dt><span class="term"><em class="parameter"><code>info</code></em></span></dt><dd><p> 4 fbdev instance to set up 5 </p></dd><dt><span class="term"><em class="parameter"><code>fb_helper</code></em></span></dt><dd><p> 6 fb helper instance to use as template 7 </p></dd><dt><span class="term"><em class="parameter"><code>fb_width</code></em></span></dt><dd><p> 8 desired fb width 9 </p></dd><dt><span class="term"><em class="parameter"><code>fb_height</code></em></span></dt><dd><p> 10 desired fb height 11 </p></dd></dl></div></div><div class="refsect1"><a name="idp1125767356"></a><h2>Description</h2><p> 12 Sets up the variable fbdev metainformation from the given fb helper instance 13 and the drm framebuffer allocated in fb_helper->fb. 14 </p><p> 15 16 Drivers should call this (or their equivalent setup code) from their 17 ->fb_probe callback after having allocated the fbdev backing 18 storage framebuffer. 19</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-fb-helper-fill-fix.html">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="ch02s05.html#idp1125647748">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="API-drm-fb-helper-initial-config.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top"><span class="phrase">drm_fb_helper_fill_fix</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_fb_helper_initial_config</span></td></tr></table></div></body></html> 20