1 /* radeon_drv.c -- ATI Radeon 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 <sys/cdefs.h>
33 __FBSDID("$FreeBSD$");
34
35 #include "dev/drm/drmP.h"
36 #include "dev/drm/drm.h"
37 #include "dev/drm/radeon_drm.h"
38 #include "dev/drm/radeon_drv.h"
39 #include "dev/drm/drm_pciids.h"
40
41 int radeon_no_wb;
42
43 /* drv_PCI_IDs comes from drm_pciids.h, generated from drm_pciids.txt. */
44 static drm_pci_id_list_t radeon_pciidlist[] = {
45 radeon_PCI_IDS
46 };
47
radeon_configure(struct drm_device * dev)48 static void radeon_configure(struct drm_device *dev)
49 {
50 dev->driver->driver_features =
51 DRIVER_USE_AGP | DRIVER_USE_MTRR | DRIVER_PCI_DMA |
52 DRIVER_SG | DRIVER_HAVE_DMA | DRIVER_HAVE_IRQ;
53
54 dev->driver->buf_priv_size = sizeof(drm_radeon_buf_priv_t);
55 dev->driver->load = radeon_driver_load;
56 dev->driver->unload = radeon_driver_unload;
57 dev->driver->firstopen = radeon_driver_firstopen;
58 dev->driver->open = radeon_driver_open;
59 dev->driver->preclose = radeon_driver_preclose;
60 dev->driver->postclose = radeon_driver_postclose;
61 dev->driver->lastclose = radeon_driver_lastclose;
62 dev->driver->get_vblank_counter = radeon_get_vblank_counter;
63 dev->driver->enable_vblank = radeon_enable_vblank;
64 dev->driver->disable_vblank = radeon_disable_vblank;
65 dev->driver->irq_preinstall = radeon_driver_irq_preinstall;
66 dev->driver->irq_postinstall = radeon_driver_irq_postinstall;
67 dev->driver->irq_uninstall = radeon_driver_irq_uninstall;
68 dev->driver->irq_handler = radeon_driver_irq_handler;
69 dev->driver->dma_ioctl = radeon_cp_buffers;
70
71 dev->driver->ioctls = radeon_ioctls;
72 dev->driver->max_ioctl = radeon_max_ioctl;
73
74 dev->driver->name = DRIVER_NAME;
75 dev->driver->desc = DRIVER_DESC;
76 dev->driver->date = DRIVER_DATE;
77 dev->driver->major = DRIVER_MAJOR;
78 dev->driver->minor = DRIVER_MINOR;
79 dev->driver->patchlevel = DRIVER_PATCHLEVEL;
80 }
81
82 static int
radeon_probe(device_t kdev)83 radeon_probe(device_t kdev)
84 {
85 return drm_probe(kdev, radeon_pciidlist);
86 }
87
88 static int
radeon_attach(device_t kdev)89 radeon_attach(device_t kdev)
90 {
91 struct drm_device *dev = device_get_softc(kdev);
92
93 dev->driver = malloc(sizeof(struct drm_driver_info), DRM_MEM_DRIVER,
94 M_WAITOK | M_ZERO);
95
96 radeon_configure(dev);
97
98 return drm_attach(kdev, radeon_pciidlist);
99 }
100
101 static int
radeon_detach(device_t kdev)102 radeon_detach(device_t kdev)
103 {
104 struct drm_device *dev = device_get_softc(kdev);
105 int ret;
106
107 ret = drm_detach(kdev);
108
109 free(dev->driver, DRM_MEM_DRIVER);
110
111 return ret;
112 }
113
114 static device_method_t radeon_methods[] = {
115 /* Device interface */
116 DEVMETHOD(device_probe, radeon_probe),
117 DEVMETHOD(device_attach, radeon_attach),
118 DEVMETHOD(device_detach, radeon_detach),
119
120 { 0, 0 }
121 };
122
123 static driver_t radeon_driver = {
124 "drm",
125 radeon_methods,
126 sizeof(struct drm_device)
127 };
128
129 extern devclass_t drm_devclass;
130 DRIVER_MODULE(radeon, vgapci, radeon_driver, drm_devclass, 0, 0);
131 MODULE_DEPEND(radeon, drm, 1, 1, 1);
132