drm: add 32/64 support for MGA/R128/i915
[linux-2.6.git] / drivers / char / drm / r128_drv.c
1 /* r128_drv.c -- ATI Rage 128 driver -*- linux-c -*-
2  * Created: Mon Dec 13 09:47:27 1999 by faith@precisioninsight.com
3  *
4  * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas.
5  * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California.
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  * VA LINUX SYSTEMS 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
25  * OTHER DEALINGS IN THE SOFTWARE.
26  *
27  * Authors:
28  *    Rickard E. (Rik) Faith <faith@valinux.com>
29  *    Gareth Hughes <gareth@valinux.com>
30  */
31
32 #include <linux/config.h>
33 #include "drmP.h"
34 #include "drm.h"
35 #include "r128_drm.h"
36 #include "r128_drv.h"
37
38 #include "drm_pciids.h"
39
40 static int postinit( struct drm_device *dev, unsigned long flags )
41 {
42         DRM_INFO( "Initialized %s %d.%d.%d %s on minor %d: %s\n",
43                 DRIVER_NAME,
44                 DRIVER_MAJOR,
45                 DRIVER_MINOR,
46                 DRIVER_PATCHLEVEL,
47                 DRIVER_DATE,
48                 dev->primary.minor,
49                 pci_pretty_name(dev->pdev)
50                 );
51         return 0;
52 }
53
54 static int version( drm_version_t *version )
55 {
56         int len;
57
58         version->version_major = DRIVER_MAJOR;
59         version->version_minor = DRIVER_MINOR;
60         version->version_patchlevel = DRIVER_PATCHLEVEL;
61         DRM_COPY( version->name, DRIVER_NAME );
62         DRM_COPY( version->date, DRIVER_DATE );
63         DRM_COPY( version->desc, DRIVER_DESC );
64         return 0;
65 }
66
67 static struct pci_device_id pciidlist[] = {
68         r128_PCI_IDS
69 };
70
71 extern drm_ioctl_desc_t r128_ioctls[];
72 extern int r128_max_ioctl;
73
74 static struct drm_driver driver = {
75         .driver_features = DRIVER_USE_AGP | DRIVER_USE_MTRR | DRIVER_PCI_DMA | DRIVER_SG | DRIVER_HAVE_DMA | DRIVER_HAVE_IRQ | DRIVER_IRQ_SHARED | DRIVER_IRQ_VBL,
76         .dev_priv_size = sizeof(drm_r128_buf_priv_t),
77         .prerelease = r128_driver_prerelease,
78         .pretakedown = r128_driver_pretakedown,
79         .vblank_wait = r128_driver_vblank_wait,
80         .irq_preinstall = r128_driver_irq_preinstall,
81         .irq_postinstall = r128_driver_irq_postinstall,
82         .irq_uninstall = r128_driver_irq_uninstall,
83         .irq_handler = r128_driver_irq_handler,
84         .reclaim_buffers = drm_core_reclaim_buffers,
85         .get_map_ofs = drm_core_get_map_ofs,
86         .get_reg_ofs = drm_core_get_reg_ofs,
87         .postinit = postinit,
88         .version = version,
89         .ioctls = r128_ioctls,
90         .dma_ioctl = r128_cce_buffers,
91         .fops = {
92                 .owner = THIS_MODULE,
93                 .open = drm_open,
94                 .release = drm_release,
95                 .ioctl = drm_ioctl,
96                 .mmap = drm_mmap,
97                 .poll = drm_poll,
98                 .fasync = drm_fasync,
99 #ifdef CONFIG_COMPAT
100                 .compat_ioctl = r128_compat_ioctl,
101 #endif
102         },
103         .pci_driver = {
104                 .name          = DRIVER_NAME,
105                 .id_table      = pciidlist,
106         }
107 };
108
109 static int __init r128_init(void)
110 {
111         driver.num_ioctls = r128_max_ioctl;
112         return drm_init(&driver);
113 }
114
115 static void __exit r128_exit(void)
116 {
117         drm_exit(&driver);
118 }
119
120 module_init(r128_init);
121 module_exit(r128_exit);
122
123 MODULE_AUTHOR( DRIVER_AUTHOR );
124 MODULE_DESCRIPTION( DRIVER_DESC );
125 MODULE_LICENSE("GPL and additional rights");