1/*
2 * Copyright 1998-2003 VIA Technologies, Inc. All Rights Reserved.
3 * Copyright 2001-2003 S3 Graphics, Inc. All Rights Reserved.
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the "Software"),
7 * to deal in the Software without restriction, including without limitation
8 * the rights to use, copy, modify, merge, publish, distribute, sub license,
9 * and/or sell copies of the Software, and to permit persons to whom the
10 * Software is furnished to do so, subject to the following conditions:
11 *
12 * The above copyright notice and this permission notice (including the
13 * next paragraph) shall be included in all copies or substantial portions
14 * of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
19 * VIA, S3 GRAPHICS, AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
22 * DEALINGS IN THE SOFTWARE.
23 */
24
25#include <linux/module.h>
26#include <linux/pci.h>
27
28#include <drm/drm_drv.h>
29#include <drm/drm_file.h>
30#include <drm/drm_pciids.h>
31#include <drm/via_drm.h>
32
33#include "via_drv.h"
34
35
36static int via_driver_open(struct drm_device *dev, struct drm_file *file)
37{
38	struct via_file_private *file_priv;
39
40	DRM_DEBUG_DRIVER("\n");
41	file_priv = kmalloc(sizeof(*file_priv), GFP_KERNEL);
42	if (!file_priv)
43		return -ENOMEM;
44
45	file->driver_priv = file_priv;
46
47	INIT_LIST_HEAD(&file_priv->obj_list);
48
49	return 0;
50}
51
52static void via_driver_postclose(struct drm_device *dev, struct drm_file *file)
53{
54	struct via_file_private *file_priv = file->driver_priv;
55
56	kfree(file_priv);
57}
58
59static struct pci_device_id pciidlist[] = {
60	viadrv_PCI_IDS
61};
62
63static const struct file_operations via_driver_fops = {
64	.owner = THIS_MODULE,
65	.open = drm_open,
66	.release = drm_release,
67	.unlocked_ioctl = drm_ioctl,
68	.mmap = drm_legacy_mmap,
69	.poll = drm_poll,
70	.compat_ioctl = drm_compat_ioctl,
71	.llseek = noop_llseek,
72};
73
74static struct drm_driver driver = {
75	.driver_features =
76	    DRIVER_USE_AGP | DRIVER_HAVE_IRQ | DRIVER_LEGACY,
77	.load = via_driver_load,
78	.unload = via_driver_unload,
79	.open = via_driver_open,
80	.preclose = via_reclaim_buffers_locked,
81	.postclose = via_driver_postclose,
82	.context_dtor = via_final_context,
83	.get_vblank_counter = via_get_vblank_counter,
84	.enable_vblank = via_enable_vblank,
85	.disable_vblank = via_disable_vblank,
86	.irq_preinstall = via_driver_irq_preinstall,
87	.irq_postinstall = via_driver_irq_postinstall,
88	.irq_uninstall = via_driver_irq_uninstall,
89	.irq_handler = via_driver_irq_handler,
90	.dma_quiescent = via_driver_dma_quiescent,
91	.lastclose = via_lastclose,
92	.ioctls = via_ioctls,
93	.fops = &via_driver_fops,
94	.name = DRIVER_NAME,
95	.desc = DRIVER_DESC,
96	.date = DRIVER_DATE,
97	.major = DRIVER_MAJOR,
98	.minor = DRIVER_MINOR,
99	.patchlevel = DRIVER_PATCHLEVEL,
100};
101
102static struct pci_driver via_pci_driver = {
103	.name = DRIVER_NAME,
104	.id_table = pciidlist,
105};
106
107static int __init via_init(void)
108{
109	driver.num_ioctls = via_max_ioctl;
110	via_init_command_verifier();
111	return drm_legacy_pci_init(&driver, &via_pci_driver);
112}
113
114static void __exit via_exit(void)
115{
116	drm_legacy_pci_exit(&driver, &via_pci_driver);
117}
118
119module_init(via_init);
120module_exit(via_exit);
121
122MODULE_AUTHOR(DRIVER_AUTHOR);
123MODULE_DESCRIPTION(DRIVER_DESC);
124MODULE_LICENSE("GPL and additional rights");
125