Rev 4358 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed
Rev | Author | Line No. | Line |
---|---|---|---|
4358 | Serge | 1 | /************************************************************************** |
2 | * |
||
3 | * Copyright 2011 Intel Corporation |
||
4 | * Copyright 2012 Francisco Jerez |
||
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 |
||
9 | * "Software"), to deal in the Software without restriction, including |
||
10 | * without limitation the rights to use, copy, modify, merge, publish, |
||
11 | * distribute, sub license, and/or sell copies of the Software, and to |
||
12 | * permit persons to whom the Software is furnished to do so, subject to |
||
13 | * the following conditions: |
||
14 | * |
||
15 | * The above copyright notice and this permission notice (including the |
||
16 | * next paragraph) shall be included in all copies or substantial portions |
||
17 | * of the Software. |
||
18 | * |
||
19 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
||
20 | * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
||
21 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. |
||
22 | * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR |
||
23 | * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, |
||
24 | * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE |
||
25 | * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
||
26 | * |
||
27 | * Authors: |
||
28 | * Kristian Høgsberg |
||
29 | * Benjamin Franzke |
||
30 | * |
||
31 | **************************************************************************/ |
||
32 | |||
33 | #include |
||
34 | #include |
||
5080 | serge | 35 | //#include |
4358 | Serge | 36 | #include |
37 | |||
38 | #ifdef HAVE_PIPE_LOADER_XCB |
||
39 | |||
40 | #include |
||
41 | |||
42 | #endif |
||
43 | |||
44 | #include "state_tracker/drm_driver.h" |
||
45 | #include "pipe_loader_priv.h" |
||
46 | |||
47 | #include "util/u_memory.h" |
||
48 | #include "util/u_dl.h" |
||
49 | #include "util/u_debug.h" |
||
50 | |||
51 | #define DRIVER_MAP_GALLIUM_ONLY |
||
52 | #include "pci_ids/pci_id_driver_map.h" |
||
5080 | serge | 53 | #include |
54 | |||
55 | struct pci_device { |
||
56 | uint16_t domain; |
||
57 | uint8_t bus; |
||
58 | uint8_t dev; |
||
59 | uint8_t func; |
||
60 | uint16_t vendor_id; |
||
61 | uint16_t device_id; |
||
62 | uint16_t subvendor_id; |
||
63 | uint16_t subdevice_id; |
||
64 | uint32_t device_class; |
||
65 | uint8_t revision; |
||
66 | }; |
||
4358 | Serge | 67 | |
68 | struct pipe_loader_drm_device { |
||
69 | struct pipe_loader_device base; |
||
70 | struct util_dl_library *lib; |
||
71 | int fd; |
||
72 | }; |
||
73 | |||
74 | #define pipe_loader_drm_device(dev) ((struct pipe_loader_drm_device *)dev) |
||
75 | |||
76 | static boolean |
||
77 | find_drm_pci_id(struct pipe_loader_drm_device *ddev) |
||
78 | { |
||
5080 | serge | 79 | struct pci_device device; |
80 | ioctl_t io; |
||
81 | |||
82 | io.handle = ddev->fd; |
||
83 | io.io_code = SRV_GET_PCI_INFO; |
||
84 | io.input = &device; |
||
85 | io.inp_size = sizeof(device); |
||
86 | io.output = NULL; |
||
87 | io.out_size = 0; |
||
88 | |||
89 | if (call_service(&io)!=0) |
||
90 | return FALSE; |
||
91 | |||
92 | ddev->base.u.pci.vendor_id = device.vendor_id; |
||
93 | ddev->base.u.pci.chip_id = device.device_id; |
||
4358 | Serge | 94 | |
95 | return TRUE; |
||
96 | } |
||
97 | |||
98 | static boolean |
||
99 | find_drm_driver_name(struct pipe_loader_drm_device *ddev) |
||
100 | { |
||
101 | struct pipe_loader_device *dev = &ddev->base; |
||
102 | int i, j; |
||
103 | |||
104 | for (i = 0; driver_map[i].driver; i++) { |
||
105 | if (dev->u.pci.vendor_id != driver_map[i].vendor_id) |
||
106 | continue; |
||
107 | |||
108 | if (driver_map[i].num_chips_ids == -1) { |
||
109 | dev->driver_name = driver_map[i].driver; |
||
110 | goto found; |
||
111 | } |
||
112 | |||
113 | for (j = 0; j < driver_map[i].num_chips_ids; j++) { |
||
114 | if (dev->u.pci.chip_id == driver_map[i].chip_ids[j]) { |
||
115 | dev->driver_name = driver_map[i].driver; |
||
116 | goto found; |
||
117 | } |
||
118 | } |
||
119 | } |
||
120 | |||
121 | return FALSE; |
||
122 | |||
123 | found: |
||
124 | return TRUE; |
||
125 | } |
||
126 | |||
127 | static struct pipe_loader_ops pipe_loader_drm_ops; |
||
128 | |||
129 | |||
130 | boolean |
||
131 | pipe_loader_drm_probe_fd(struct pipe_loader_device **dev, int fd) |
||
132 | { |
||
133 | struct pipe_loader_drm_device *ddev = CALLOC_STRUCT(pipe_loader_drm_device); |
||
134 | |||
135 | ddev->base.type = PIPE_LOADER_DEVICE_PCI; |
||
136 | ddev->base.ops = &pipe_loader_drm_ops; |
||
137 | ddev->fd = fd; |
||
138 | |||
139 | if (!find_drm_pci_id(ddev)) |
||
140 | goto fail; |
||
141 | |||
142 | if (!find_drm_driver_name(ddev)) |
||
143 | goto fail; |
||
144 | |||
145 | *dev = &ddev->base; |
||
146 | return TRUE; |
||
147 | |||
148 | fail: |
||
149 | FREE(ddev); |
||
150 | return FALSE; |
||
151 | } |
||
152 | |||
153 | |||
154 | int |
||
155 | pipe_loader_drm_probe(struct pipe_loader_device **devs, int ndev) |
||
156 | { |
||
157 | int i, j, fd; |
||
5080 | serge | 158 | |
159 | for (i = 0, j = 0; i < 1; i++) { |
||
160 | fd = get_service("DISPLAY"); |
||
161 | if (fd == 0) |
||
162 | continue; |
||
4358 | Serge | 163 | |
164 | if (j >= ndev || !pipe_loader_drm_probe_fd(&devs[j], fd)) |
||
5080 | serge | 165 | ; |
4358 | Serge | 166 | |
167 | j++; |
||
168 | } |
||
169 | |||
170 | return j; |
||
171 | } |
||
172 | |||
173 | static void |
||
174 | pipe_loader_drm_release(struct pipe_loader_device **dev) |
||
175 | { |
||
176 | struct pipe_loader_drm_device *ddev = pipe_loader_drm_device(*dev); |
||
177 | |||
178 | FREE(ddev); |
||
179 | *dev = NULL; |
||
180 | } |
||
181 | |||
182 | static struct pipe_screen * |
||
183 | pipe_loader_drm_create_screen(struct pipe_loader_device *dev, |
||
184 | const char *library_paths) |
||
185 | { |
||
186 | struct pipe_loader_drm_device *ddev = pipe_loader_drm_device(dev); |
||
187 | const struct drm_driver_descriptor *dd; |
||
188 | |||
189 | if (!ddev->lib) |
||
190 | ddev->lib = pipe_loader_find_module(dev, library_paths); |
||
191 | if (!ddev->lib) |
||
192 | return NULL; |
||
193 | |||
194 | dd = (const struct drm_driver_descriptor *) |
||
195 | util_dl_get_proc_address(ddev->lib, "driver_descriptor"); |
||
196 | |||
197 | /* sanity check on the name */ |
||
198 | if (!dd || strcmp(dd->name, ddev->base.driver_name) != 0) |
||
199 | return NULL; |
||
200 | |||
201 | return dd->create_screen(ddev->fd); |
||
202 | } |
||
203 | |||
204 | static struct pipe_loader_ops pipe_loader_drm_ops = { |
||
205 | .create_screen = pipe_loader_drm_create_screen, |
||
206 | .release = pipe_loader_drm_release |
||
207 | };>> |