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[karo-tx-linux.git] / drivers / gpu / drm / i810 / i810_drv.c
1 /* i810_drv.c -- I810 driver -*- linux-c -*-
2  * Created: Mon Dec 13 01:56:22 1999 by jhartmann@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  *    Jeff Hartmann <jhartmann@valinux.com>
30  *    Gareth Hughes <gareth@valinux.com>
31  */
32
33 #include <linux/module.h>
34
35 #include <drm/drmP.h>
36 #include <drm/i810_drm.h>
37 #include "i810_drv.h"
38
39 #include <drm/drm_pciids.h>
40
41 static struct pci_device_id pciidlist[] = {
42         i810_PCI_IDS
43 };
44
45 static const struct file_operations i810_driver_fops = {
46         .owner = THIS_MODULE,
47         .open = drm_open,
48         .release = drm_release,
49         .unlocked_ioctl = drm_ioctl,
50         .mmap = drm_legacy_mmap,
51         .poll = drm_poll,
52         .compat_ioctl = drm_compat_ioctl,
53         .llseek = noop_llseek,
54 };
55
56 static struct drm_driver driver = {
57         .driver_features = DRIVER_USE_AGP | DRIVER_HAVE_DMA | DRIVER_LEGACY,
58         .dev_priv_size = sizeof(drm_i810_buf_priv_t),
59         .load = i810_driver_load,
60         .lastclose = i810_driver_lastclose,
61         .preclose = i810_driver_preclose,
62         .set_busid = drm_pci_set_busid,
63         .dma_quiescent = i810_driver_dma_quiescent,
64         .ioctls = i810_ioctls,
65         .fops = &i810_driver_fops,
66         .name = DRIVER_NAME,
67         .desc = DRIVER_DESC,
68         .date = DRIVER_DATE,
69         .major = DRIVER_MAJOR,
70         .minor = DRIVER_MINOR,
71         .patchlevel = DRIVER_PATCHLEVEL,
72 };
73
74 static struct pci_driver i810_pci_driver = {
75         .name = DRIVER_NAME,
76         .id_table = pciidlist,
77 };
78
79 static int __init i810_init(void)
80 {
81         if (num_possible_cpus() > 1) {
82                 pr_err("drm/i810 does not support SMP\n");
83                 return -EINVAL;
84         }
85         driver.num_ioctls = i810_max_ioctl;
86         return drm_pci_init(&driver, &i810_pci_driver);
87 }
88
89 static void __exit i810_exit(void)
90 {
91         drm_pci_exit(&driver, &i810_pci_driver);
92 }
93
94 module_init(i810_init);
95 module_exit(i810_exit);
96
97 MODULE_AUTHOR(DRIVER_AUTHOR);
98 MODULE_DESCRIPTION(DRIVER_DESC);
99 MODULE_LICENSE("GPL and additional rights");