VirtualBox

source: vbox/trunk/src/VBox/Additions/linux/drm/vboxvideo_drm.c@ 37351

Last change on this file since 37351 was 37351, checked in by vboxsync, 14 years ago

Additions/linux/drm: RHEL6.1 compile fix

  • Property svn:eol-style set to native
  • Property svn:keywords set to Author Date Id Revision
File size: 4.9 KB
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1/** @file $Id: vboxvideo_drm.c 37351 2011-06-07 13:45:11Z vboxsync $
2 *
3 * VirtualBox Additions Linux kernel driver, DRM support
4 */
5
6/*
7 * Copyright (C) 2006-2007 Oracle Corporation
8 *
9 * This file is part of VirtualBox Open Source Edition (OSE), as
10 * available from http://www.virtualbox.org. This file is free software;
11 * you can redistribute it and/or modify it under the terms of the GNU
12 * General Public License (GPL) as published by the Free Software
13 * Foundation, in version 2 as it comes in the "COPYING" file of the
14 * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
15 * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
16 * --------------------------------------------------------------------
17 *
18 * This code is based on:
19 *
20 * tdfx_drv.c -- tdfx driver -*- linux-c -*-
21 * Created: Thu Oct 7 10:38:32 1999 by [email protected]
22 *
23 * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas.
24 * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California.
25 * All Rights Reserved.
26 *
27 * Permission is hereby granted, free of charge, to any person obtaining a
28 * copy of this software and associated documentation files (the "Software"),
29 * to deal in the Software without restriction, including without limitation
30 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
31 * and/or sell copies of the Software, and to permit persons to whom the
32 * Software is furnished to do so, subject to the following conditions:
33 *
34 * The above copyright notice and this permission notice (including the next
35 * paragraph) shall be included in all copies or substantial portions of the
36 * Software.
37 *
38 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
39 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
40 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
41 * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
42 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
43 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
44 * DEALINGS IN THE SOFTWARE.
45 *
46 * Authors:
47 * Rickard E. (Rik) Faith <[email protected]>
48 * Daryll Strauss <[email protected]>
49 * Gareth Hughes <[email protected]>
50 */
51
52#include <linux/version.h>
53#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,33)
54# include <generated/autoconf.h>
55#else
56# ifndef AUTOCONF_INCLUDED
57# include <linux/autoconf.h>
58# endif
59#endif
60#include <linux/module.h>
61#include "version-generated.h"
62
63#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27)
64
65# if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 32)
66# ifdef RHEL_RELEASE_CODE
67# if RHEL_RELEASE_CODE >= RHEL_RELEASE_VERSION(6,1)
68# define DRM_RHEL61
69# endif
70# endif
71# endif
72
73#include "drm/drmP.h"
74#include "vboxvideo_drm.h"
75
76static struct pci_device_id pciidlist[] = {
77 vboxvideo_PCI_IDS
78};
79
80int vboxvideo_driver_load(struct drm_device * dev, unsigned long flags)
81{
82# if LINUX_VERSION_CODE >= KERNEL_VERSION (2, 6, 28)
83 return drm_vblank_init(dev, 1);
84#else
85 return 0;
86#endif
87}
88
89static struct drm_driver driver =
90{
91 /* .driver_features = DRIVER_USE_MTRR, */
92 .load = vboxvideo_driver_load,
93 .reclaim_buffers = drm_core_reclaim_buffers,
94 /* As of Linux 2.6.37, always the internal functions are used. */
95#if LINUX_VERSION_CODE < KERNEL_VERSION (2, 6, 37) && !defined(DRM_RHEL61)
96 .get_map_ofs = drm_core_get_map_ofs,
97 .get_reg_ofs = drm_core_get_reg_ofs,
98#endif
99 .fops =
100 {
101 .owner = THIS_MODULE,
102 .open = drm_open,
103 .release = drm_release,
104 /* This was changed with Linux 2.6.33 but Fedora backported this
105 * change to their 2.6.32 kernel. */
106#if defined(DRM_UNLOCKED) || LINUX_VERSION_CODE >= KERNEL_VERSION (2, 6, 33)
107 .unlocked_ioctl = drm_ioctl,
108#else
109 .ioctl = drm_ioctl,
110#endif
111 .mmap = drm_mmap,
112 .poll = drm_poll,
113 .fasync = drm_fasync,
114 },
115#if LINUX_VERSION_CODE < KERNEL_VERSION (2, 6, 39)
116 .pci_driver =
117 {
118 .name = DRIVER_NAME,
119 .id_table = pciidlist,
120 },
121#endif
122 .name = DRIVER_NAME,
123 .desc = DRIVER_DESC,
124 .date = DRIVER_DATE,
125 .major = DRIVER_MAJOR,
126 .minor = DRIVER_MINOR,
127 .patchlevel = DRIVER_PATCHLEVEL,
128};
129
130#if LINUX_VERSION_CODE >= KERNEL_VERSION (2, 6, 39)
131static struct pci_driver pci_driver =
132{
133 .name = DRIVER_NAME,
134 .id_table = pciidlist,
135};
136#endif
137
138static int __init vboxvideo_init(void)
139{
140#if LINUX_VERSION_CODE < KERNEL_VERSION (2, 6, 39)
141 return drm_init(&driver);
142#else
143 return drm_pci_init(&driver, &pci_driver);
144#endif
145}
146
147static void __exit vboxvideo_exit(void)
148{
149#if LINUX_VERSION_CODE < KERNEL_VERSION (2, 6, 39)
150 drm_exit(&driver);
151#else
152 drm_pci_exit(&driver, &pci_driver);
153#endif
154}
155
156module_init(vboxvideo_init);
157module_exit(vboxvideo_exit);
158
159MODULE_AUTHOR(DRIVER_AUTHOR);
160MODULE_DESCRIPTION(DRIVER_DESC);
161
162#endif /* LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27) */
163
164#ifdef MODULE_VERSION
165MODULE_VERSION(VBOX_VERSION_STRING);
166#endif
167MODULE_LICENSE("GPL and additional rights");
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