Rev 4401 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed
Rev | Author | Line No. | Line |
---|---|---|---|
4358 | Serge | 1 | /* |
2 | * Mesa 3-D graphics library |
||
3 | * |
||
4 | * Copyright (C) 2010 Chia-I Wu |
||
5 | * |
||
6 | * Permission is hereby granted, free of charge, to any person obtaining a |
||
7 | * copy of this software and associated documentation files (the "Software"), |
||
8 | * to deal in the Software without restriction, including without limitation |
||
9 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
||
10 | * and/or sell copies of the Software, and to permit persons to whom the |
||
11 | * Software is furnished to do so, subject to the following conditions: |
||
12 | * |
||
13 | * The above copyright notice and this permission notice shall be included |
||
14 | * in all copies or substantial portions of the Software. |
||
15 | * |
||
16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
||
17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
||
18 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
||
19 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
||
20 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
||
21 | * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
||
22 | * DEALINGS IN THE SOFTWARE. |
||
23 | */ |
||
24 | |||
25 | #include |
||
26 | #include |
||
27 | #include |
||
28 | #include |
||
29 | #include |
||
5080 | serge | 30 | #include |
4358 | Serge | 31 | |
32 | #include "util/u_memory.h" |
||
33 | #include "egllog.h" |
||
34 | |||
35 | #include "native_drm.h" |
||
36 | |||
37 | #include "gbm_gallium_drmint.h" |
||
38 | |||
39 | #ifdef HAVE_LIBUDEV |
||
40 | #include |
||
41 | #endif |
||
42 | |||
4401 | Serge | 43 | #ifdef HAVE_WAYLAND_BACKEND |
44 | #include "common/native_wayland_drm_bufmgr_helper.h" |
||
45 | #endif |
||
46 | |||
4358 | Serge | 47 | static boolean |
48 | drm_display_is_format_supported(struct native_display *ndpy, |
||
49 | enum pipe_format fmt, boolean is_color) |
||
50 | { |
||
51 | return ndpy->screen->is_format_supported(ndpy->screen, |
||
52 | fmt, PIPE_TEXTURE_2D, 0, |
||
53 | (is_color) ? PIPE_BIND_RENDER_TARGET : |
||
54 | PIPE_BIND_DEPTH_STENCIL); |
||
55 | } |
||
56 | |||
57 | static const struct native_config ** |
||
58 | drm_display_get_configs(struct native_display *ndpy, int *num_configs) |
||
59 | { |
||
60 | struct drm_display *drmdpy = drm_display(ndpy); |
||
61 | const struct native_config **configs; |
||
62 | |||
63 | /* first time */ |
||
64 | if (!drmdpy->config) { |
||
65 | struct native_config *nconf; |
||
66 | enum pipe_format format; |
||
67 | |||
68 | drmdpy->config = CALLOC(1, sizeof(*drmdpy->config)); |
||
69 | if (!drmdpy->config) |
||
70 | return NULL; |
||
71 | |||
72 | nconf = &drmdpy->config->base; |
||
73 | |||
74 | nconf->buffer_mask = |
||
75 | (1 << NATIVE_ATTACHMENT_FRONT_LEFT) | |
||
76 | (1 << NATIVE_ATTACHMENT_BACK_LEFT); |
||
77 | |||
78 | format = PIPE_FORMAT_B8G8R8A8_UNORM; |
||
79 | if (!drm_display_is_format_supported(&drmdpy->base, format, TRUE)) { |
||
80 | format = PIPE_FORMAT_A8R8G8B8_UNORM; |
||
81 | if (!drm_display_is_format_supported(&drmdpy->base, format, TRUE)) |
||
82 | format = PIPE_FORMAT_NONE; |
||
83 | } |
||
84 | if (format == PIPE_FORMAT_NONE) { |
||
85 | FREE(drmdpy->config); |
||
86 | drmdpy->config = NULL; |
||
87 | return NULL; |
||
88 | } |
||
89 | |||
90 | nconf->color_format = format; |
||
91 | |||
92 | /* support KMS */ |
||
93 | if (drmdpy->resources) |
||
94 | nconf->scanout_bit = TRUE; |
||
95 | } |
||
96 | |||
97 | configs = MALLOC(sizeof(*configs)); |
||
98 | if (configs) { |
||
99 | configs[0] = &drmdpy->config->base; |
||
100 | if (num_configs) |
||
101 | *num_configs = 1; |
||
102 | } |
||
103 | |||
104 | return configs; |
||
105 | } |
||
106 | |||
107 | static int |
||
108 | drm_display_get_param(struct native_display *ndpy, |
||
109 | enum native_param_type param) |
||
110 | { |
||
111 | int val; |
||
112 | |||
113 | switch (param) { |
||
114 | case NATIVE_PARAM_USE_NATIVE_BUFFER: |
||
115 | case NATIVE_PARAM_PRESERVE_BUFFER: |
||
116 | case NATIVE_PARAM_MAX_SWAP_INTERVAL: |
||
117 | default: |
||
118 | val = 0; |
||
119 | break; |
||
120 | } |
||
121 | |||
122 | return val; |
||
123 | } |
||
124 | |||
125 | static void |
||
126 | drm_display_destroy(struct native_display *ndpy) |
||
127 | { |
||
128 | struct drm_display *drmdpy = drm_display(ndpy); |
||
129 | |||
130 | FREE(drmdpy->config); |
||
131 | |||
132 | drm_display_fini_modeset(&drmdpy->base); |
||
133 | |||
134 | /* gbm owns screen */ |
||
135 | ndpy->screen = NULL; |
||
136 | ndpy_uninit(ndpy); |
||
137 | |||
138 | FREE(drmdpy->device_name); |
||
139 | |||
140 | if (drmdpy->own_gbm) { |
||
141 | gbm_device_destroy(&drmdpy->gbmdrm->base.base); |
||
142 | } |
||
143 | |||
144 | FREE(drmdpy); |
||
145 | } |
||
146 | |||
147 | static struct native_display_buffer drm_display_buffer = { |
||
148 | /* use the helpers */ |
||
149 | drm_display_import_native_buffer, |
||
150 | drm_display_export_native_buffer |
||
151 | }; |
||
152 | |||
153 | static char * |
||
154 | drm_get_device_name(int fd) |
||
155 | { |
||
156 | char *device_name = NULL; |
||
157 | #ifdef HAVE_LIBUDEV |
||
158 | #endif |
||
159 | return device_name; |
||
160 | } |
||
161 | |||
162 | #ifdef HAVE_WAYLAND_BACKEND |
||
163 | |||
164 | static int |
||
165 | drm_display_authenticate(void *user_data, uint32_t magic) |
||
166 | { |
||
167 | struct native_display *ndpy = user_data; |
||
168 | struct drm_display *drmdpy = drm_display(ndpy); |
||
169 | |||
170 | return drmAuthMagic(drmdpy->fd, magic); |
||
171 | } |
||
172 | |||
173 | static struct wayland_drm_callbacks wl_drm_callbacks = { |
||
174 | drm_display_authenticate, |
||
175 | egl_g3d_wl_drm_helper_reference_buffer, |
||
176 | egl_g3d_wl_drm_helper_unreference_buffer |
||
177 | }; |
||
178 | |||
179 | static boolean |
||
180 | drm_display_bind_wayland_display(struct native_display *ndpy, |
||
181 | struct wl_display *wl_dpy) |
||
182 | { |
||
183 | struct drm_display *drmdpy = drm_display(ndpy); |
||
184 | |||
4401 | Serge | 185 | if (ndpy->wl_server_drm) |
4358 | Serge | 186 | return FALSE; |
187 | |||
4401 | Serge | 188 | ndpy->wl_server_drm = wayland_drm_init(wl_dpy, |
4358 | Serge | 189 | drmdpy->device_name, |
190 | &wl_drm_callbacks, ndpy, 0); |
||
191 | |||
4401 | Serge | 192 | if (!ndpy->wl_server_drm) |
4358 | Serge | 193 | return FALSE; |
5080 | serge | 194 | |
4358 | Serge | 195 | return TRUE; |
196 | } |
||
197 | |||
198 | static boolean |
||
199 | drm_display_unbind_wayland_display(struct native_display *ndpy, |
||
200 | struct wl_display *wl_dpy) |
||
201 | { |
||
4401 | Serge | 202 | if (!ndpy->wl_server_drm) |
4358 | Serge | 203 | return FALSE; |
204 | |||
4401 | Serge | 205 | wayland_drm_uninit(ndpy->wl_server_drm); |
206 | ndpy->wl_server_drm = NULL; |
||
4358 | Serge | 207 | |
208 | return TRUE; |
||
209 | } |
||
210 | |||
211 | static struct native_display_wayland_bufmgr drm_display_wayland_bufmgr = { |
||
212 | drm_display_bind_wayland_display, |
||
213 | drm_display_unbind_wayland_display, |
||
214 | egl_g3d_wl_drm_common_wl_buffer_get_resource, |
||
215 | egl_g3d_wl_drm_common_query_buffer |
||
216 | }; |
||
217 | |||
218 | #endif /* HAVE_WAYLAND_BACKEND */ |
||
219 | |||
220 | static struct native_surface * |
||
221 | drm_create_pixmap_surface(struct native_display *ndpy, |
||
222 | EGLNativePixmapType pix, |
||
223 | const struct native_config *nconf) |
||
224 | { |
||
225 | struct gbm_gallium_drm_bo *bo = (void *) pix; |
||
226 | |||
227 | return drm_display_create_surface_from_resource(ndpy, bo->resource); |
||
228 | } |
||
229 | |||
230 | static boolean |
||
231 | drm_display_init_screen(struct native_display *ndpy) |
||
232 | { |
||
233 | return TRUE; |
||
234 | } |
||
235 | |||
236 | static struct native_display * |
||
237 | drm_create_display(struct gbm_gallium_drm_device *gbmdrm, int own_gbm, |
||
238 | const struct native_event_handler *event_handler) |
||
239 | { |
||
240 | struct drm_display *drmdpy; |
||
241 | |||
242 | drmdpy = CALLOC_STRUCT(drm_display); |
||
243 | if (!drmdpy) |
||
244 | return NULL; |
||
245 | |||
246 | drmdpy->gbmdrm = gbmdrm; |
||
247 | drmdpy->own_gbm = own_gbm; |
||
248 | drmdpy->fd = gbmdrm->base.base.fd; |
||
249 | drmdpy->device_name = drm_get_device_name(drmdpy->fd); |
||
250 | |||
251 | gbmdrm->lookup_egl_image = (struct pipe_resource *(*)(void *, void *)) |
||
252 | event_handler->lookup_egl_image; |
||
253 | gbmdrm->lookup_egl_image_data = &drmdpy->base; |
||
254 | |||
255 | drmdpy->event_handler = event_handler; |
||
256 | |||
257 | drmdpy->base.screen = gbmdrm->screen; |
||
258 | |||
259 | drmdpy->base.init_screen = drm_display_init_screen; |
||
260 | drmdpy->base.destroy = drm_display_destroy; |
||
261 | drmdpy->base.get_param = drm_display_get_param; |
||
262 | drmdpy->base.get_configs = drm_display_get_configs; |
||
263 | |||
264 | drmdpy->base.create_pixmap_surface = drm_create_pixmap_surface; |
||
265 | |||
266 | drmdpy->base.buffer = &drm_display_buffer; |
||
267 | #ifdef HAVE_WAYLAND_BACKEND |
||
268 | if (drmdpy->device_name) |
||
269 | drmdpy->base.wayland_bufmgr = &drm_display_wayland_bufmgr; |
||
270 | #endif |
||
271 | drm_display_init_modeset(&drmdpy->base); |
||
272 | |||
273 | return &drmdpy->base; |
||
274 | } |
||
275 | |||
276 | static const struct native_event_handler *drm_event_handler; |
||
277 | |||
278 | static struct native_display * |
||
279 | native_create_display(void *dpy, boolean use_sw) |
||
280 | { |
||
281 | struct gbm_gallium_drm_device *gbm; |
||
282 | int fd; |
||
283 | int own_gbm = 0; |
||
284 | |||
285 | gbm = dpy; |
||
286 | |||
287 | if (gbm == NULL) { |
||
5080 | serge | 288 | fd = get_service("DISPLAY"); |
289 | if (fd == NULL) |
||
290 | return NULL; |
||
291 | |||
4358 | Serge | 292 | /* FIXME: Use an internal constructor to create a gbm |
293 | * device with gallium backend directly, without setenv */ |
||
5080 | serge | 294 | // setenv("GBM_BACKEND", "gbm_gallium_drm.so", 1); |
4358 | Serge | 295 | gbm = gbm_gallium_drm_device(gbm_create_device(fd)); |
296 | own_gbm = 1; |
||
297 | } |
||
298 | |||
299 | if (gbm == NULL) |
||
300 | return NULL; |
||
5080 | serge | 301 | |
4358 | Serge | 302 | if (strcmp(gbm_device_get_backend_name(&gbm->base.base), "drm") != 0 || |
303 | gbm->base.type != GBM_DRM_DRIVER_TYPE_GALLIUM) { |
||
304 | if (own_gbm) |
||
305 | gbm_device_destroy(&gbm->base.base); |
||
306 | return NULL; |
||
307 | } |
||
308 | |||
309 | return drm_create_display(gbm, own_gbm, drm_event_handler); |
||
310 | } |
||
311 | |||
312 | static const struct native_platform drm_platform = { |
||
313 | "DRM", /* name */ |
||
314 | native_create_display |
||
315 | }; |
||
316 | |||
317 | const struct native_platform * |
||
318 | native_get_drm_platform(const struct native_event_handler *event_handler) |
||
319 | { |
||
320 | drm_event_handler = event_handler; |
||
321 | return &drm_platform; |
||
322 | }><>><> |