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Linux kernel mirror (for testing)
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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
41static struct pci_device_id pciidlist[] = {
42 i810_PCI_IDS
43};
44
45static 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#ifdef CONFIG_COMPAT
53 .compat_ioctl = drm_compat_ioctl,
54#endif
55 .llseek = noop_llseek,
56};
57
58static struct drm_driver driver = {
59 .driver_features = DRIVER_USE_AGP | DRIVER_HAVE_DMA | DRIVER_LEGACY,
60 .dev_priv_size = sizeof(drm_i810_buf_priv_t),
61 .load = i810_driver_load,
62 .lastclose = i810_driver_lastclose,
63 .preclose = i810_driver_preclose,
64 .set_busid = drm_pci_set_busid,
65 .device_is_agp = i810_driver_device_is_agp,
66 .dma_quiescent = i810_driver_dma_quiescent,
67 .ioctls = i810_ioctls,
68 .fops = &i810_driver_fops,
69 .name = DRIVER_NAME,
70 .desc = DRIVER_DESC,
71 .date = DRIVER_DATE,
72 .major = DRIVER_MAJOR,
73 .minor = DRIVER_MINOR,
74 .patchlevel = DRIVER_PATCHLEVEL,
75};
76
77static struct pci_driver i810_pci_driver = {
78 .name = DRIVER_NAME,
79 .id_table = pciidlist,
80};
81
82static int __init i810_init(void)
83{
84 if (num_possible_cpus() > 1) {
85 pr_err("drm/i810 does not support SMP\n");
86 return -EINVAL;
87 }
88 driver.num_ioctls = i810_max_ioctl;
89 return drm_pci_init(&driver, &i810_pci_driver);
90}
91
92static void __exit i810_exit(void)
93{
94 drm_pci_exit(&driver, &i810_pci_driver);
95}
96
97module_init(i810_init);
98module_exit(i810_exit);
99
100MODULE_AUTHOR(DRIVER_AUTHOR);
101MODULE_DESCRIPTION(DRIVER_DESC);
102MODULE_LICENSE("GPL and additional rights");