drivers/char/drm/drawable.c

   1 /* drawable.c -- IOCTLs for drawables -*- linux-c -*-
   2  * Created: Tue Feb  2 08:37:54 1999 by faith@precisioninsight.com
   3  * Revised: Fri Aug 20 09:27:03 1999 by faith@precisioninsight.com
   4  *
   5  * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas.
   6  * All Rights Reserved.
   7  *
   8  * Permission is hereby granted, free of charge, to any person obtaining a
   9  * copy of this software and associated documentation files (the "Software"),
  10  * to deal in the Software without restriction, including without limitation
  11  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  12  * and/or sell copies of the Software, and to permit persons to whom the
  13  * Software is furnished to do so, subject to the following conditions:
  14  *
  15  * The above copyright notice and this permission notice (including the next
  16  * paragraph) shall be included in all copies or substantial portions of the
  17  * Software.
  18  *
  19  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  20  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  21  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  22  * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
  23  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  24  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  25  * DEALINGS IN THE SOFTWARE.
  26  *
  27  * $PI: xc/programs/Xserver/hw/xfree86/os-support/linux/drm/generic/drawable.c,v 1.3 1999/08/30 13:05:00 faith Exp $
  28  * $XFree86$
  29  *
  30  */
  31
  32 #define __NO_VERSION__
  33 #include "drmP.h"
  34
  35 int drm_adddraw(struct inode *inode, struct file *filp, unsigned int cmd,
  36                 unsigned long arg)
  37 {
  38         drm_draw_t draw;
  39
  40         draw.handle = 0;        /* NOOP */
  41         DRM_DEBUG("%d\n", draw.handle);
  42         copy_to_user_ret((drm_draw_t *)arg, &draw, sizeof(draw), -EFAULT);
  43         return 0;
  44 }
  45
  46 int drm_rmdraw(struct inode *inode, struct file *filp, unsigned int cmd,
  47                unsigned long arg)
  48 {
  49         return 0;               /* NOOP */
  50 }