1 /* savage_drv.c -- Savage DRI driver
2 */
3 /*-
4 * Copyright 2005 Eric Anholt
5 * All Rights Reserved.
6 *
7 * Permission is hereby granted, free of charge, to any person obtaining a
8 * copy of this software and associated documentation files (the "Software"),
9 * to deal in the Software without restriction, including without limitation
10 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
11 * and/or sell copies of the Software, and to permit persons to whom the
12 * Software is furnished to do so, subject to the following conditions:
13 *
14 * The above copyright notice and this permission notice (including the next
15 * paragraph) shall be included in all copies or substantial portions of the
16 * Software.
17 *
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
19 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
20 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
21 * ERIC ANHOLT BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
22 * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
23 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
24 *
25 * Authors:
26 * Eric Anholt <anholt@FreeBSD.org>
27 */
28
29 #include "drmP.h"
30 #include "drm.h"
31 #include "savage_drm.h"
32 #include "savage_drv.h"
33 #include "drm_pciids.h"
34
35 /* drv_PCI_IDs comes from drm_pciids.h, generated from drm_pciids.txt. */
36 static drm_pci_id_list_t savage_pciidlist[] = {
37 savage_PCI_IDS
38 };
39
savage_configure(struct drm_device * dev)40 static void savage_configure(struct drm_device *dev)
41 {
42 dev->driver->driver_features =
43 DRIVER_USE_AGP | DRIVER_USE_MTRR | DRIVER_PCI_DMA |
44 DRIVER_HAVE_DMA;
45
46 dev->driver->buf_priv_size = sizeof(drm_savage_buf_priv_t);
47 dev->driver->load = savage_driver_load;
48 dev->driver->firstopen = savage_driver_firstopen;
49 dev->driver->lastclose = savage_driver_lastclose;
50 dev->driver->unload = savage_driver_unload;
51 dev->driver->reclaim_buffers_locked = savage_reclaim_buffers;
52 dev->driver->dma_ioctl = savage_bci_buffers;
53
54 dev->driver->ioctls = savage_ioctls;
55 dev->driver->max_ioctl = savage_max_ioctl;
56
57 dev->driver->name = DRIVER_NAME;
58 dev->driver->desc = DRIVER_DESC;
59 dev->driver->date = DRIVER_DATE;
60 dev->driver->major = DRIVER_MAJOR;
61 dev->driver->minor = DRIVER_MINOR;
62 dev->driver->patchlevel = DRIVER_PATCHLEVEL;
63 }
64
65 #if defined(__FreeBSD__)
66
67 static int
savage_probe(device_t kdev)68 savage_probe(device_t kdev)
69 {
70 return drm_probe(kdev, savage_pciidlist);
71 }
72
73 static int
savage_attach(device_t kdev)74 savage_attach(device_t kdev)
75 {
76 struct drm_device *dev = device_get_softc(kdev);
77
78 dev->driver = malloc(sizeof(struct drm_driver_info), DRM_MEM_DRIVER,
79 M_WAITOK | M_ZERO);
80
81 savage_configure(dev);
82
83 return drm_attach(kdev, savage_pciidlist);
84 }
85
86 static int
savage_detach(device_t kdev)87 savage_detach(device_t kdev)
88 {
89 struct drm_device *dev = device_get_softc(kdev);
90 int ret;
91
92 ret = drm_detach(kdev);
93
94 free(dev->driver, DRM_MEM_DRIVER);
95
96 return ret;
97 }
98
99 static device_method_t savage_methods[] = {
100 /* Device interface */
101 DEVMETHOD(device_probe, savage_probe),
102 DEVMETHOD(device_attach, savage_attach),
103 DEVMETHOD(device_detach, savage_detach),
104
105 { 0, 0 }
106 };
107
108 static driver_t savage_driver = {
109 "drm",
110 savage_methods,
111 sizeof(struct drm_device)
112 };
113
114 extern devclass_t drm_devclass;
115 #if __FreeBSD_version >= 700010
116 DRIVER_MODULE(savage, vgapci, savage_driver, drm_devclass, 0, 0);
117 #else
118 DRIVER_MODULE(savage, pci, savage_driver, drm_devclass, 0, 0);
119 #endif
120 MODULE_DEPEND(savage, drm, 1, 1, 1);
121
122 #elif defined(__NetBSD__)
123
124 static int
savagedrm_probe(device_t parent,cfdata_t match,void * aux)125 savagedrm_probe(device_t parent, cfdata_t match, void *aux)
126 {
127 struct pci_attach_args *pa = aux;
128
129 return drm_probe(pa, savage_pciidlist);
130 }
131
132 static void
savagedrm_attach(device_t parent,device_t self,void * aux)133 savagedrm_attach(device_t parent, device_t self, void *aux)
134 {
135 struct pci_attach_args *pa = aux;
136 struct drm_device *dev = device_private(self);
137
138 dev->driver = malloc(sizeof(struct drm_driver_info), DRM_MEM_DRIVER,
139 M_WAITOK | M_ZERO);
140
141 savage_configure(dev);
142
143 drm_attach(self, pa, savage_pciidlist);
144 }
145
146 CFATTACH_DECL_NEW(savagedrm, sizeof(struct drm_device),
147 savagedrm_probe, savagedrm_attach, drm_detach, NULL);
148
149 MODULE(MODULE_CLASS_DRIVER, savagedrm, "drm");
150
151 #ifdef _MODULE
152 #include "ioconf.c"
153 #endif
154
155 static int
savagedrm_modcmd(modcmd_t cmd,void * arg)156 savagedrm_modcmd(modcmd_t cmd, void *arg)
157 {
158 int error = 0;
159
160 switch (cmd) {
161 case MODULE_CMD_INIT:
162 #ifdef _MODULE
163 error = config_init_component(cfdriver_ioconf_savagedrm,
164 cfattach_ioconf_savagedrm, cfdata_ioconf_savagedrm);
165 #endif
166 break;
167 case MODULE_CMD_FINI:
168 #ifdef _MODULE
169 error = config_fini_component(cfdriver_ioconf_savagedrm,
170 cfattach_ioconf_savagedrm, cfdata_ioconf_savagedrm);
171 #endif
172 break;
173 default:
174 return ENOTTY;
175 }
176
177 return error;
178 }
179
180 #endif
181