tdfx_drv.c revision 183604 
1/* tdfx_drv.c -- tdfx driver -*- linux-c -*-
2 * Created: Thu Oct  7 10:38:32 1999 by faith@precisioninsight.com
3 */
4/*-
5 * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas.
6 * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California.
7 * All Rights Reserved.
8 *
9 * Permission is hereby granted, free of charge, to any person obtaining a
10 * copy of this software and associated documentation files (the "Software"),
11 * to deal in the Software without restriction, including without limitation
12 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
13 * and/or sell copies of the Software, and to permit persons to whom the
14 * Software is furnished to do so, subject to the following conditions:
15 *
16 * The above copyright notice and this permission notice (including the next
17 * paragraph) shall be included in all copies or substantial portions of the
18 * Software.
19 *
20 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
21 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
22 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
23 * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
24 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
25 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
26 * DEALINGS IN THE SOFTWARE.
27 *
28 * Authors:
29 *    Rickard E. (Rik) Faith <faith@valinux.com>
30 *    Daryll Strauss <daryll@valinux.com>
31 *    Gareth Hughes <gareth@valinux.com>
32 *
33 */
34
35#include <sys/cdefs.h>
36__FBSDID("$FreeBSD: head/sys/dev/drm/tdfx_drv.c 183604 2008-10-04 14:48:40Z rnoland $");
37
38#include "dev/drm/tdfx_drv.h"
39#include "dev/drm/drmP.h"
40#include "dev/drm/drm_pciids.h"
41
42/* drv_PCI_IDs comes from drm_pciids.h, generated from drm_pciids.txt. */
43static drm_pci_id_list_t tdfx_pciidlist[] = {
44	tdfx_PCI_IDS
45};
46
47static void tdfx_configure(struct drm_device *dev)
48{
49	dev->driver->driver_features =
50	    DRIVER_USE_MTRR;
51
52	dev->driver->buf_priv_size	= 1; /* No dev_priv */
53
54	dev->driver->max_ioctl		= 0;
55
56	dev->driver->name		= DRIVER_NAME;
57	dev->driver->desc		= DRIVER_DESC;
58	dev->driver->date		= DRIVER_DATE;
59	dev->driver->major		= DRIVER_MAJOR;
60	dev->driver->minor		= DRIVER_MINOR;
61	dev->driver->patchlevel		= DRIVER_PATCHLEVEL;
62}
63
64static int
65tdfx_probe(device_t dev)
66{
67	return drm_probe(dev, tdfx_pciidlist);
68}
69
70static int
71tdfx_attach(device_t nbdev)
72{
73	struct drm_device *dev = device_get_softc(nbdev);
74
75	bzero(dev, sizeof(struct drm_device));
76
77	dev->driver = malloc(sizeof(struct drm_driver_info), M_DRM,
78	    M_WAITOK | M_ZERO);
79
80	tdfx_configure(dev);
81
82	return drm_attach(nbdev, tdfx_pciidlist);
83}
84
85static int
86tdfx_detach(device_t nbdev)
87{
88	struct drm_device *dev = device_get_softc(nbdev);
89	int ret;
90
91	ret = drm_detach(nbdev);
92
93	free(dev->driver, M_DRM);
94
95	return ret;
96}
97
98static device_method_t tdfx_methods[] = {
99	/* Device interface */
100	DEVMETHOD(device_probe,		tdfx_probe),
101	DEVMETHOD(device_attach,	tdfx_attach),
102	DEVMETHOD(device_detach,	tdfx_detach),
103
104	{ 0, 0 }
105};
106
107static driver_t tdfx_driver = {
108	"drm",
109	tdfx_methods,
110	sizeof(struct drm_device)
111};
112
113extern devclass_t drm_devclass;
114#if __FreeBSD_version >= 700010
115DRIVER_MODULE(tdfx, vgapci, tdfx_driver, drm_devclass, 0, 0);
116#else
117DRIVER_MODULE(tdfx, pci, tdfx_driver, drm_devclass, 0, 0);
118#endif
119MODULE_DEPEND(tdfx, drm, 1, 1, 1);
120