linux/include/drm/drm_memory.h
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   1/**
   2 * \file drm_memory.h
   3 * Memory management wrappers for DRM
   4 *
   5 * \author Rickard E. (Rik) Faith <faith@valinux.com>
   6 * \author Gareth Hughes <gareth@valinux.com>
   7 */
   8
   9/*
  10 * Created: Thu Feb  4 14:00:34 1999 by faith@valinux.com
  11 *
  12 * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas.
  13 * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California.
  14 * All Rights Reserved.
  15 *
  16 * Permission is hereby granted, free of charge, to any person obtaining a
  17 * copy of this software and associated documentation files (the "Software"),
  18 * to deal in the Software without restriction, including without limitation
  19 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  20 * and/or sell copies of the Software, and to permit persons to whom the
  21 * Software is furnished to do so, subject to the following conditions:
  22 *
  23 * The above copyright notice and this permission notice (including the next
  24 * paragraph) shall be included in all copies or substantial portions of the
  25 * Software.
  26 *
  27 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  28 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  29 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  30 * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
  31 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  32 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  33 * OTHER DEALINGS IN THE SOFTWARE.
  34 */
  35
  36#include <linux/highmem.h>
  37#include <linux/vmalloc.h>
  38#include <drm/drmP.h>
  39
  40/**
  41 * Cut down version of drm_memory_debug.h, which used to be called
  42 * drm_memory.h.
  43 */
  44
  45#if __OS_HAS_AGP
  46
  47#ifdef HAVE_PAGE_AGP
  48#include <asm/agp.h>
  49#else
  50# ifdef __powerpc__
  51#  define PAGE_AGP      __pgprot(_PAGE_KERNEL | _PAGE_NO_CACHE)
  52# else
  53#  define PAGE_AGP      PAGE_KERNEL
  54# endif
  55#endif
  56
  57#else                           /* __OS_HAS_AGP */
  58
  59#endif
  60
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