1 /*
2 * Copyright © 2011 Intel Corporation
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
13 * Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
16 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
17 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
18 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
19 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
20 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
22 * DEALINGS IN THE SOFTWARE.
23 *
24 * Authors:
25 * Kristian Høgsberg <krh@bitplanet.net>
26 */
27
28 #ifndef EGL_DRI2_INCLUDED
29 #define EGL_DRI2_INCLUDED
30
31 #include <stdint.h>
32
33 #ifdef HAVE_X11_PLATFORM
34 #include <xcb/xcb.h>
35 #include <xcb/dri2.h>
36 #include <xcb/xfixes.h>
37 #include <X11/Xlib-xcb.h>
38
39 #ifdef HAVE_DRI3
40 #include "loader_dri3_helper.h"
41 #endif
42 #endif
43
44 #ifdef HAVE_WAYLAND_PLATFORM
45 #include <wayland-client.h>
46 #include "wayland-egl-priv.h"
47 #endif
48
49 #include <GL/gl.h>
50 #include <GL/internal/dri_interface.h>
51
52 #ifdef HAVE_DRM_PLATFORM
53 #include <gbm_driint.h>
54 #endif
55
56 #ifdef HAVE_ANDROID_PLATFORM
57 #define LOG_TAG "EGL-DRI2"
58
59 #include <system/window.h>
60
61 #include "platform_android_gralloc_drm.h"
62 #include <hardware/gralloc.h>
63 #include <cutils/log.h>
64
65 #endif /* HAVE_ANDROID_PLATFORM */
66
67 #include "eglconfig.h"
68 #include "eglcontext.h"
69 #include "egldisplay.h"
70 #include "egldriver.h"
71 #include "eglcurrent.h"
72 #include "egllog.h"
73 #include "eglsurface.h"
74 #include "eglimage.h"
75 #include "eglsync.h"
76
77 struct wl_buffer;
78
79 struct dri2_egl_driver
80 {
81 _EGLDriver base;
82
83 void *handle;
84 _EGLProc (*get_proc_address)(const char *procname);
85 void (*glFlush)(void);
86 };
87
88 struct dri2_egl_display_vtbl {
89 int (*authenticate)(_EGLDisplay *disp, uint32_t id);
90
91 _EGLSurface* (*create_window_surface)(_EGLDriver *drv, _EGLDisplay *dpy,
92 _EGLConfig *config,
93 void *native_window,
94 const EGLint *attrib_list);
95
96 _EGLSurface* (*create_pixmap_surface)(_EGLDriver *drv, _EGLDisplay *dpy,
97 _EGLConfig *config,
98 void *native_pixmap,
99 const EGLint *attrib_list);
100
101 _EGLSurface* (*create_pbuffer_surface)(_EGLDriver *drv, _EGLDisplay *dpy,
102 _EGLConfig *config,
103 const EGLint *attrib_list);
104
105 EGLBoolean (*destroy_surface)(_EGLDriver *drv, _EGLDisplay *dpy,
106 _EGLSurface *surface);
107
108 EGLBoolean (*swap_interval)(_EGLDriver *drv, _EGLDisplay *dpy,
109 _EGLSurface *surf, EGLint interval);
110
111 _EGLImage* (*create_image)(_EGLDriver *drv, _EGLDisplay *dpy,
112 _EGLContext *ctx, EGLenum target,
113 EGLClientBuffer buffer,
114 const EGLint *attr_list);
115
116 EGLBoolean (*swap_buffers)(_EGLDriver *drv, _EGLDisplay *dpy,
117 _EGLSurface *surf);
118
119 EGLBoolean (*swap_buffers_with_damage)(_EGLDriver *drv, _EGLDisplay *dpy,
120 _EGLSurface *surface,
121 const EGLint *rects, EGLint n_rects);
122
123 EGLBoolean (*swap_buffers_region)(_EGLDriver *drv, _EGLDisplay *dpy,
124 _EGLSurface *surf, EGLint numRects,
125 const EGLint *rects);
126
127 EGLBoolean (*post_sub_buffer)(_EGLDriver *drv, _EGLDisplay *dpy,
128 _EGLSurface *surf,
129 EGLint x, EGLint y,
130 EGLint width, EGLint height);
131
132 EGLBoolean (*copy_buffers)(_EGLDriver *drv, _EGLDisplay *dpy,
133 _EGLSurface *surf, void *native_pixmap_target);
134
135 EGLint (*query_buffer_age)(_EGLDriver *drv, _EGLDisplay *dpy,
136 _EGLSurface *surf);
137
138 EGLBoolean (*query_surface)(_EGLDriver *drv, _EGLDisplay *dpy,
139 _EGLSurface *surf, EGLint attribute,
140 EGLint *value);
141
142 struct wl_buffer* (*create_wayland_buffer_from_image)(
143 _EGLDriver *drv, _EGLDisplay *dpy, _EGLImage *img);
144
145 EGLBoolean (*get_sync_values)(_EGLDisplay *display, _EGLSurface *surface,
146 EGLuint64KHR *ust, EGLuint64KHR *msc,
147 EGLuint64KHR *sbc);
148
149 __DRIdrawable *(*get_dri_drawable)(_EGLSurface *surf);
150 };
151
152 struct dri2_egl_display
153 {
154 const struct dri2_egl_display_vtbl *vtbl;
155
156 int dri2_major;
157 int dri2_minor;
158 __DRIscreen *dri_screen;
159 int own_dri_screen;
160 const __DRIconfig **driver_configs;
161 void *driver;
162 const __DRIcoreExtension *core;
163 const __DRIimageDriverExtension *image_driver;
164 const __DRIdri2Extension *dri2;
165 const __DRIswrastExtension *swrast;
166 const __DRI2flushExtension *flush;
167 const __DRItexBufferExtension *tex_buffer;
168 const __DRIimageExtension *image;
169 const __DRIrobustnessExtension *robustness;
170 const __DRI2configQueryExtension *config;
171 const __DRI2fenceExtension *fence;
172 const __DRI2rendererQueryExtension *rendererQuery;
173 const __DRI2interopExtension *interop;
174 int fd;
175
176 /* dri2_initialize/dri2_terminate increment/decrement this count, so does
177 * dri2_make_current (tracks if there are active contexts/surfaces). */
178 int ref_count;
179
180 int own_device;
181 int invalidate_available;
182 int min_swap_interval;
183 int max_swap_interval;
184 int default_swap_interval;
185 #ifdef HAVE_DRM_PLATFORM
186 struct gbm_dri_device *gbm_dri;
187 #endif
188
189 char *driver_name;
190
191 const __DRIextension **loader_extensions;
192 const __DRIextension **driver_extensions;
193
194 #ifdef HAVE_X11_PLATFORM
195 xcb_connection_t *conn;
196 xcb_screen_t *screen;
197 int swap_available;
198 #ifdef HAVE_DRI3
199 struct loader_dri3_extensions loader_dri3_ext;
200 #endif
201 #endif
202
203 #ifdef HAVE_WAYLAND_PLATFORM
204 struct wl_display *wl_dpy;
205 struct wl_display *wl_dpy_wrapper;
206 struct wl_registry *wl_registry;
207 struct wl_drm *wl_server_drm;
208 struct wl_drm *wl_drm;
209 struct wl_shm *wl_shm;
210 struct wl_event_queue *wl_queue;
211 int authenticated;
212 int formats;
213 uint32_t capabilities;
214 char *device_name;
215 #endif
216
217 #ifdef HAVE_ANDROID_PLATFORM
218 const gralloc_module_t *gralloc;
219 #endif
220
221 int is_render_node;
222 int is_different_gpu;
223 };
224
225 struct dri2_egl_context
226 {
227 _EGLContext base;
228 __DRIcontext *dri_context;
229 };
230
231 #ifdef HAVE_WAYLAND_PLATFORM
232 enum wayland_buffer_type {
233 WL_BUFFER_FRONT,
234 WL_BUFFER_BACK,
235 WL_BUFFER_THIRD,
236 WL_BUFFER_COUNT
237 };
238 #endif
239
240 struct dri2_egl_surface
241 {
242 _EGLSurface base;
243 __DRIdrawable *dri_drawable;
244 __DRIbuffer buffers[5];
245 int buffer_count;
246 int have_fake_front;
247
248 #ifdef HAVE_X11_PLATFORM
249 xcb_drawable_t drawable;
250 xcb_xfixes_region_t region;
251 int depth;
252 int bytes_per_pixel;
253 xcb_gcontext_t gc;
254 xcb_gcontext_t swapgc;
255 #endif
256
257 #ifdef HAVE_WAYLAND_PLATFORM
258 struct wl_egl_window *wl_win;
259 int dx;
260 int dy;
261 struct wl_callback *throttle_callback;
262 int format;
263 #endif
264
265 #ifdef HAVE_DRM_PLATFORM
266 struct gbm_dri_surface *gbm_surf;
267 #endif
268
269 #if defined(HAVE_WAYLAND_PLATFORM) || defined(HAVE_DRM_PLATFORM)
270 __DRIbuffer *dri_buffers[__DRI_BUFFER_COUNT];
271 struct {
272 #ifdef HAVE_WAYLAND_PLATFORM
273 struct wl_buffer *wl_buffer;
274 __DRIimage *dri_image;
275 /* for is_different_gpu case. NULL else */
276 __DRIimage *linear_copy;
277 /* for swrast */
278 void *data;
279 int data_size;
280 #endif
281 #ifdef HAVE_DRM_PLATFORM
282 struct gbm_bo *bo;
283 #endif
284 int locked;
285 int age;
286 } color_buffers[4], *back, *current;
287 #endif
288
289 #ifdef HAVE_ANDROID_PLATFORM
290 struct ANativeWindow *window;
291 struct ANativeWindowBuffer *buffer;
292 __DRIimage *dri_image_back;
293 __DRIimage *dri_image_front;
294
295 /* EGL-owned buffers */
296 __DRIbuffer *local_buffers[__DRI_BUFFER_COUNT];
297 #endif
298
299 #if defined(HAVE_SURFACELESS_PLATFORM)
300 __DRIimage *front;
301 unsigned int visual;
302 #endif
303 };
304
305 struct dri2_egl_config
306 {
307 _EGLConfig base;
308 const __DRIconfig *dri_single_config[2];
309 const __DRIconfig *dri_double_config[2];
310 };
311
312 struct dri2_egl_image
313 {
314 _EGLImage base;
315 __DRIimage *dri_image;
316 };
317
318 struct dri2_egl_sync {
319 _EGLSync base;
320 mtx_t mutex;
321 cnd_t cond;
322 int refcount;
323 void *fence;
324 };
325
326 /* From xmlpool/options.h, user exposed so should be stable */
327 #define DRI_CONF_VBLANK_NEVER 0
328 #define DRI_CONF_VBLANK_DEF_INTERVAL_0 1
329 #define DRI_CONF_VBLANK_DEF_INTERVAL_1 2
330 #define DRI_CONF_VBLANK_ALWAYS_SYNC 3
331
332 /* standard typecasts */
333 _EGL_DRIVER_STANDARD_TYPECASTS(dri2_egl)
334 _EGL_DRIVER_TYPECAST(dri2_egl_image, _EGLImage, obj)
335 _EGL_DRIVER_TYPECAST(dri2_egl_sync, _EGLSync, obj)
336
337 extern const __DRIimageLookupExtension image_lookup_extension;
338 extern const __DRIuseInvalidateExtension use_invalidate;
339
340 EGLBoolean
341 dri2_load_driver(_EGLDisplay *disp);
342
343 /* Helper for platforms not using dri2_create_screen */
344 void
345 dri2_setup_screen(_EGLDisplay *disp);
346
347 EGLBoolean
348 dri2_load_driver_swrast(_EGLDisplay *disp);
349
350 EGLBoolean
351 dri2_load_driver_dri3(_EGLDisplay *disp);
352
353 EGLBoolean
354 dri2_create_screen(_EGLDisplay *disp);
355
356 __DRIdrawable *
357 dri2_surface_get_dri_drawable(_EGLSurface *surf);
358
359 __DRIimage *
360 dri2_lookup_egl_image(__DRIscreen *screen, void *image, void *data);
361
362 struct dri2_egl_config *
363 dri2_add_config(_EGLDisplay *disp, const __DRIconfig *dri_config, int id,
364 EGLint surface_type, const EGLint *attr_list,
365 const unsigned int *rgba_masks);
366
367 _EGLImage *
368 dri2_create_image_khr(_EGLDriver *drv, _EGLDisplay *disp,
369 _EGLContext *ctx, EGLenum target,
370 EGLClientBuffer buffer, const EGLint *attr_list);
371
372 _EGLImage *
373 dri2_create_image_dma_buf(_EGLDisplay *disp, _EGLContext *ctx,
374 EGLClientBuffer buffer, const EGLint *attr_list);
375
376 EGLBoolean
377 dri2_initialize_x11(_EGLDriver *drv, _EGLDisplay *disp);
378
379 EGLBoolean
380 dri2_initialize_drm(_EGLDriver *drv, _EGLDisplay *disp);
381
382 EGLBoolean
383 dri2_initialize_wayland(_EGLDriver *drv, _EGLDisplay *disp);
384
385 EGLBoolean
386 dri2_initialize_android(_EGLDriver *drv, _EGLDisplay *disp);
387
388 EGLBoolean
389 dri2_initialize_surfaceless(_EGLDriver *drv, _EGLDisplay *disp);
390
391 void
392 dri2_flush_drawable_for_swapbuffers(_EGLDisplay *disp, _EGLSurface *draw);
393
394 const __DRIconfig *
395 dri2_get_dri_config(struct dri2_egl_config *conf, EGLint surface_type,
396 EGLenum colorspace);
397
398 static inline void
dri2_set_WL_bind_wayland_display(_EGLDriver * drv,_EGLDisplay * disp)399 dri2_set_WL_bind_wayland_display(_EGLDriver *drv, _EGLDisplay *disp)
400 {
401 #ifdef HAVE_WAYLAND_PLATFORM
402 struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
403
404 (void) drv;
405
406 if (dri2_dpy->device_name && dri2_dpy->image) {
407 if (dri2_dpy->image->base.version >= 10 &&
408 dri2_dpy->image->getCapabilities != NULL) {
409 int capabilities;
410
411 capabilities =
412 dri2_dpy->image->getCapabilities(dri2_dpy->dri_screen);
413 disp->Extensions.WL_bind_wayland_display =
414 (capabilities & __DRI_IMAGE_CAP_GLOBAL_NAMES) != 0;
415 } else {
416 disp->Extensions.WL_bind_wayland_display = EGL_TRUE;
417 }
418 }
419 #endif
420 }
421
422 #endif /* EGL_DRI2_INCLUDED */
423