mach64_drv.c revision 183573 
1/* mach64_drv.c -- ATI Rage 128 driver -*- linux-c -*-
2 * Created: Mon Dec 13 09:47:27 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 * VA LINUX SYSTEMS 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
26 * OTHER DEALINGS IN THE SOFTWARE.
27 *
28 * Authors:
29 *    Rickard E. (Rik) Faith <faith@valinux.com>
30 *    Gareth Hughes <gareth@valinux.com>
31 */
32
33#include <sys/cdefs.h>
34__FBSDID("$FreeBSD: head/sys/dev/drm/mach64_drv.c 183573 2008-10-03 16:59:11Z rnoland $");
35
36
37#include <sys/types.h>
38
39#include "dev/drm/drmP.h"
40#include "dev/drm/drm.h"
41#include "dev/drm/mach64_drm.h"
42#include "dev/drm/mach64_drv.h"
43#include "dev/drm/drm_pciids.h"
44
45/* drv_PCI_IDs comes from drm_pciids.h, generated from drm_pciids.txt. */
46static drm_pci_id_list_t mach64_pciidlist[] = {
47	mach64_PCI_IDS
48};
49
50static void mach64_configure(struct drm_device *dev)
51{
52	dev->driver->driver_features =
53	    DRIVER_USE_AGP | DRIVER_USE_MTRR | DRIVER_PCI_DMA |
54	    DRIVER_HAVE_DMA | DRIVER_HAVE_IRQ;
55
56	dev->driver->buf_priv_size	= 1; /* No dev_priv */
57	dev->driver->lastclose		= mach64_driver_lastclose;
58	dev->driver->get_vblank_counter	= mach64_get_vblank_counter;
59	dev->driver->enable_vblank	= mach64_enable_vblank;
60	dev->driver->disable_vblank	= mach64_disable_vblank;
61	dev->driver->irq_preinstall	= mach64_driver_irq_preinstall;
62	dev->driver->irq_postinstall	= mach64_driver_irq_postinstall;
63	dev->driver->irq_uninstall	= mach64_driver_irq_uninstall;
64	dev->driver->irq_handler	= mach64_driver_irq_handler;
65	dev->driver->dma_ioctl		= mach64_dma_buffers;
66
67	dev->driver->ioctls		= mach64_ioctls;
68	dev->driver->max_ioctl		= mach64_max_ioctl;
69
70	dev->driver->name		= DRIVER_NAME;
71	dev->driver->desc		= DRIVER_DESC;
72	dev->driver->date		= DRIVER_DATE;
73	dev->driver->major		= DRIVER_MAJOR;
74	dev->driver->minor		= DRIVER_MINOR;
75	dev->driver->patchlevel		= DRIVER_PATCHLEVEL;
76}
77
78static int
79mach64_probe(device_t dev)
80{
81	return drm_probe(dev, mach64_pciidlist);
82}
83
84static int
85mach64_attach(device_t nbdev)
86{
87	struct drm_device *dev = device_get_softc(nbdev);
88
89	bzero(dev, sizeof(struct drm_device));
90
91	dev->driver = malloc(sizeof(struct drm_driver_info), M_DRM, M_NOWAIT | M_ZERO);
92	mach64_configure(dev);
93
94	return drm_attach(nbdev, mach64_pciidlist);
95}
96
97static int
98mach64_detach(device_t nbdev)
99{
100	struct drm_device *dev = device_get_softc(nbdev);
101	int ret;
102
103	ret = drm_detach(nbdev);
104
105	free(dev->driver, M_DRM);
106
107	return ret;
108}
109
110static device_method_t mach64_methods[] = {
111	/* Device interface */
112	DEVMETHOD(device_probe,		mach64_probe),
113	DEVMETHOD(device_attach,	mach64_attach),
114	DEVMETHOD(device_detach,	mach64_detach),
115
116	{ 0, 0 }
117};
118
119static driver_t mach64_driver = {
120	"drm",
121	mach64_methods,
122	sizeof(struct drm_device)
123};
124
125extern devclass_t drm_devclass;
126#if __FreeBSD_version >= 700010
127DRIVER_MODULE(mach64, vgapci, mach64_driver, drm_devclass, 0, 0);
128#else
129DRIVER_MODULE(mach64, pci, mach64_driver, drm_devclass, 0, 0);
130#endif
131MODULE_DEPEND(mach64, drm, 1, 1, 1);
132