Merge git://git.kernel.org/pub/scm/linux/kernel/git/sam/kbuild-fixes
[linux-2.6] / drivers / gpu / drm / sis / sis_drv.c
1 /* sis.c -- sis driver -*- linux-c -*-
2  *
3  * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas.
4  * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California.
5  * All Rights Reserved.
6  *
7  * Permission is hereby granted, free of charge, to any person obtaining a
8  * copy of this software and associated documentation files (the "Software"),
9  * to deal in the Software without restriction, including without limitation
10  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
11  * and/or sell copies of the Software, and to permit persons to whom the
12  * Software is furnished to do so, subject to the following conditions:
13  *
14  * The above copyright notice and this permission notice (including the next
15  * paragraph) shall be included in all copies or substantial portions of the
16  * Software.
17  *
18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
19  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
20  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
21  * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
22  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
23  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
24  * DEALINGS IN THE SOFTWARE.
25  *
26  */
27
28 #include "drmP.h"
29 #include "sis_drm.h"
30 #include "sis_drv.h"
31
32 #include "drm_pciids.h"
33
34 static struct pci_device_id pciidlist[] = {
35         sisdrv_PCI_IDS
36 };
37
38 static int sis_driver_load(struct drm_device *dev, unsigned long chipset)
39 {
40         drm_sis_private_t *dev_priv;
41         int ret;
42
43         dev_priv = kzalloc(sizeof(drm_sis_private_t), GFP_KERNEL);
44         if (dev_priv == NULL)
45                 return -ENOMEM;
46
47         dev->dev_private = (void *)dev_priv;
48         dev_priv->chipset = chipset;
49         ret = drm_sman_init(&dev_priv->sman, 2, 12, 8);
50         if (ret) {
51                 kfree(dev_priv);
52         }
53
54         return ret;
55 }
56
57 static int sis_driver_unload(struct drm_device *dev)
58 {
59         drm_sis_private_t *dev_priv = dev->dev_private;
60
61         drm_sman_takedown(&dev_priv->sman);
62         kfree(dev_priv);
63
64         return 0;
65 }
66
67 static struct drm_driver driver = {
68         .driver_features = DRIVER_USE_AGP | DRIVER_USE_MTRR,
69         .load = sis_driver_load,
70         .unload = sis_driver_unload,
71         .context_dtor = NULL,
72         .dma_quiescent = sis_idle,
73         .reclaim_buffers = NULL,
74         .reclaim_buffers_idlelocked = sis_reclaim_buffers_locked,
75         .lastclose = sis_lastclose,
76         .get_map_ofs = drm_core_get_map_ofs,
77         .get_reg_ofs = drm_core_get_reg_ofs,
78         .ioctls = sis_ioctls,
79         .fops = {
80                  .owner = THIS_MODULE,
81                  .open = drm_open,
82                  .release = drm_release,
83                  .ioctl = drm_ioctl,
84                  .mmap = drm_mmap,
85                  .poll = drm_poll,
86                  .fasync = drm_fasync,
87         },
88         .pci_driver = {
89                  .name = DRIVER_NAME,
90                  .id_table = pciidlist,
91         },
92
93         .name = DRIVER_NAME,
94         .desc = DRIVER_DESC,
95         .date = DRIVER_DATE,
96         .major = DRIVER_MAJOR,
97         .minor = DRIVER_MINOR,
98         .patchlevel = DRIVER_PATCHLEVEL,
99 };
100
101 static int __init sis_init(void)
102 {
103         driver.num_ioctls = sis_max_ioctl;
104         return drm_init(&driver);
105 }
106
107 static void __exit sis_exit(void)
108 {
109         drm_exit(&driver);
110 }
111
112 module_init(sis_init);
113 module_exit(sis_exit);
114
115 MODULE_AUTHOR(DRIVER_AUTHOR);
116 MODULE_DESCRIPTION(DRIVER_DESC);
117 MODULE_LICENSE("GPL and additional rights");