1/* nouveau_drv.c.c -- nouveau nouveau driver -*- linux-c -*-
2 * Created: Wed Feb 14 17:10:04 2001 by gareth@valinux.com
3 */
4/*-
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 *    Gareth Hughes <gareth@valinux.com>
29 *
30 */
31
32#include "drmP.h"
33#include "drm.h"
34#include "nouveau_drv.h"
35#include "drm_pciids.h"
36
37extern struct drm_ioctl_desc nouveau_ioctls[];
38extern int nouveau_max_ioctl;
39
40/* drv_PCI_IDs for nouveau is just to match the vendor id */
41static struct drm_pci_id_list nouveau_pciidlist[] = {
42	{0x10DE, 0, 0, "NVidia Display Adapter"}, \
43	{0, 0, 0, NULL}
44};
45
46static void nouveau_configure(struct drm_device *dev)
47{
48	dev->driver->driver_features =
49	   DRIVER_USE_AGP | DRIVER_PCI_DMA | DRIVER_SG | DRIVER_HAVE_IRQ;
50
51	dev->driver->buf_priv_size	= sizeof(struct drm_nouveau_private);
52	dev->driver->load		= nouveau_load;
53	dev->driver->unload		= nouveau_unload;
54	dev->driver->firstopen		= nouveau_firstopen;
55	dev->driver->preclose		= nouveau_preclose;
56	dev->driver->lastclose		= nouveau_lastclose;
57	dev->driver->irq_preinstall	= nouveau_irq_preinstall;
58	dev->driver->irq_postinstall	= nouveau_irq_postinstall;
59	dev->driver->irq_uninstall	= nouveau_irq_uninstall;
60	dev->driver->irq_handler	= nouveau_irq_handler;
61
62	dev->driver->ioctls		= nouveau_ioctls;
63	dev->driver->max_ioctl		= nouveau_max_ioctl;
64
65	dev->driver->name		= DRIVER_NAME;
66	dev->driver->desc		= DRIVER_DESC;
67	dev->driver->date		= DRIVER_DATE;
68	dev->driver->major		= DRIVER_MAJOR;
69	dev->driver->minor		= DRIVER_MINOR;
70	dev->driver->patchlevel		= DRIVER_PATCHLEVEL;
71}
72
73static int
74nouveau_probe(device_t kdev)
75{
76	int vendor;
77
78	if (pci_get_class(kdev) == PCIC_DISPLAY) {
79		vendor = pci_get_vendor(kdev);
80		if (vendor == 0x10de) {
81
82			const char *ident;
83			char model[64];
84
85			if (pci_get_vpd_ident(kdev, &ident) == 0) {
86				snprintf(model, 64, "%s", ident);
87				device_set_desc_copy(kdev, model);
88				DRM_DEBUG("VPD : %s\n", model);
89			}
90
91			return drm_probe(kdev, nouveau_pciidlist);
92		}
93	}
94	return ENXIO;
95}
96
97static int
98nouveau_attach(device_t kdev)
99{
100	struct drm_device *dev = device_get_softc(kdev);
101
102	dev->driver = malloc(sizeof(struct drm_driver_info), DRM_MEM_DRIVER,
103	    M_WAITOK | M_ZERO);
104
105	nouveau_configure(dev);
106
107	return drm_attach(kdev, nouveau_pciidlist);
108}
109
110static int
111nouveau_detach(device_t kdev)
112{
113	struct drm_device *dev = device_get_softc(kdev);
114	int ret;
115
116	ret = drm_detach(kdev);
117
118	free(dev->driver, DRM_MEM_DRIVER);
119
120	return ret;
121}
122
123static device_method_t nouveau_methods[] = {
124	/* Device interface */
125	DEVMETHOD(device_probe,		nouveau_probe),
126	DEVMETHOD(device_attach,	nouveau_attach),
127	DEVMETHOD(device_detach,	nouveau_detach),
128
129	{ 0, 0 }
130};
131
132static driver_t nouveau_driver = {
133#if __FreeBSD_version >= 700010
134	"drm",
135#else
136	"drmsub",
137#endif
138	nouveau_methods,
139	sizeof(struct drm_device)
140};
141
142extern devclass_t drm_devclass;
143#if __FreeBSD_version >= 700010
144DRIVER_MODULE(nouveau, vgapci, nouveau_driver, drm_devclass, 0, 0);
145#else
146DRIVER_MODULE(nouveau, agp, nouveau_driver, drm_devclass, 0, 0);
147#endif
148MODULE_DEPEND(nouveau, drm, 1, 1, 1);
149