1 /* r128_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
34 #include "drmP.h"
35 #include "drm.h"
36 #include "r128_drm.h"
37 #include "r128_drv.h"
38 #include "drm_pciids.h"
39
40 /* drv_PCI_IDs comes from drm_pciids.h, generated from drm_pciids.txt. */
41 static drm_pci_id_list_t r128_pciidlist[] = {
42 r128_PCI_IDS
43 };
44
r128_driver_load(struct drm_device * dev,unsigned long flags)45 int r128_driver_load(struct drm_device * dev, unsigned long flags)
46 {
47 return drm_vblank_init(dev, 1);
48 }
49
r128_configure(struct drm_device * dev)50 static void r128_configure(struct drm_device *dev)
51 {
52 dev->driver->driver_features =
53 DRIVER_USE_AGP | DRIVER_USE_MTRR | DRIVER_PCI_DMA |
54 DRIVER_SG | DRIVER_HAVE_DMA | DRIVER_HAVE_IRQ;
55
56 dev->driver->buf_priv_size = sizeof(drm_r128_buf_priv_t);
57 dev->driver->load = r128_driver_load;
58 dev->driver->preclose = r128_driver_preclose;
59 dev->driver->lastclose = r128_driver_lastclose;
60 dev->driver->get_vblank_counter = r128_get_vblank_counter;
61 dev->driver->enable_vblank = r128_enable_vblank;
62 dev->driver->disable_vblank = r128_disable_vblank;
63 dev->driver->irq_preinstall = r128_driver_irq_preinstall;
64 dev->driver->irq_postinstall = r128_driver_irq_postinstall;
65 dev->driver->irq_uninstall = r128_driver_irq_uninstall;
66 dev->driver->irq_handler = r128_driver_irq_handler;
67 dev->driver->dma_ioctl = r128_cce_buffers;
68
69 dev->driver->ioctls = r128_ioctls;
70 dev->driver->max_ioctl = r128_max_ioctl;
71
72 dev->driver->name = DRIVER_NAME;
73 dev->driver->desc = DRIVER_DESC;
74 dev->driver->date = DRIVER_DATE;
75 dev->driver->major = DRIVER_MAJOR;
76 dev->driver->minor = DRIVER_MINOR;
77 dev->driver->patchlevel = DRIVER_PATCHLEVEL;
78 }
79
80 #if defined(__FreeBSD__)
81
82 static int
r128_probe(device_t kdev)83 r128_probe(device_t kdev)
84 {
85 return drm_probe(kdev, r128_pciidlist);
86 }
87
88 static int
r128_attach(device_t kdev)89 r128_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 r128_configure(dev);
97
98 return drm_attach(kdev, r128_pciidlist);
99 }
100
101 static int
r128_detach(device_t kdev)102 r128_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 r128_methods[] = {
115 /* Device interface */
116 DEVMETHOD(device_probe, r128_probe),
117 DEVMETHOD(device_attach, r128_attach),
118 DEVMETHOD(device_detach, r128_detach),
119
120 { 0, 0 }
121 };
122
123 static driver_t r128_driver = {
124 "drm",
125 r128_methods,
126 sizeof(struct drm_device)
127 };
128
129 extern devclass_t drm_devclass;
130 #if __FreeBSD_version >= 700010
131 DRIVER_MODULE(r128, vgapci, r128_driver, drm_devclass, 0, 0);
132 #else
133 DRIVER_MODULE(r128, pci, r128_driver, drm_devclass, 0, 0);
134 #endif
135 MODULE_DEPEND(r128, drm, 1, 1, 1);
136
137 #elif defined(__NetBSD__)
138
139 static int
r128drm_probe(device_t parent,cfdata_t match,void * aux)140 r128drm_probe(device_t parent, cfdata_t match, void *aux)
141 {
142 struct pci_attach_args *pa = aux;
143
144 return drm_probe(pa, r128_pciidlist);
145 }
146
147 static void
r128drm_attach(device_t parent,device_t self,void * aux)148 r128drm_attach(device_t parent, device_t self, void *aux)
149 {
150 struct pci_attach_args *pa = aux;
151 struct drm_device *dev = device_private(self);
152
153 dev->driver = malloc(sizeof(struct drm_driver_info), DRM_MEM_DRIVER,
154 M_WAITOK | M_ZERO);
155
156 r128_configure(dev);
157
158 drm_attach(self, pa, r128_pciidlist);
159 }
160
161 CFATTACH_DECL_NEW(r128drm, sizeof(struct drm_device),
162 r128drm_probe, r128drm_attach, drm_detach, NULL);
163
164 MODULE(MODULE_CLASS_DRIVER, r128drm, "drm,ati_pcigart");
165
166 #ifdef _MODULE
167 #include "ioconf.c"
168 #endif
169
170 static int
r128drm_modcmd(modcmd_t cmd,void * arg)171 r128drm_modcmd(modcmd_t cmd, void *arg)
172 {
173 int error = 0;
174
175 switch (cmd) {
176 case MODULE_CMD_INIT:
177 #ifdef _MODULE
178 error = config_init_component(cfdriver_ioconf_r128drm,
179 cfattach_ioconf_r128drm, cfdata_ioconf_r128drm);
180 #endif
181 break;
182 case MODULE_CMD_FINI:
183 #ifdef _MODULE
184 error = config_fini_component(cfdriver_ioconf_r128drm,
185 cfattach_ioconf_r128drm, cfdata_ioconf_r128drm);
186 #endif
187 break;
188 default:
189 return ENOTTY;
190 }
191
192 return error;
193 }
194
195 #endif
196