workbench/hidds/nouveau/drm/drm-aros/drm_bufs.c

   1 /*
   2     Copyright 2009-2011, The AROS Development Team. All rights reserved.
   3     $Id$
   4 */
   5
   6 #include "drmP.h"
   7
   8 int drm_order(unsigned long size)
   9 {
  10     int order;
  11     unsigned long tmp;
  12
  13     for (order = 0, tmp = size >> 1; tmp; tmp >>= 1, order++) ;
  14
  15     if (size & (size - 1))
  16         ++order;
  17
  18     return order;
  19 }
  20