2 * Copyright © 2011 Intel Corporation
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:
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
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.
25 * Kristian Høgsberg <krh@bitplanet.net>
26 * Benjamin Franzke <benjaminfranzke@googlemail.com>
40 #include <wayland-client.h>
41 #include "wayland-drm-client-protocol.h"
44 sync_callback(void *data
)
52 force_roundtrip(struct wl_display
*display
)
56 wl_display_sync_callback(display
, sync_callback
, &done
);
57 wl_display_iterate(display
, WL_DISPLAY_WRITABLE
);
59 wl_display_iterate(display
, WL_DISPLAY_READABLE
);
64 * Called via eglCreateWindowSurface(), drv->API.CreateWindowSurface().
67 dri2_create_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
, EGLint type
,
68 _EGLConfig
*conf
, EGLNativeWindowType window
,
69 const EGLint
*attrib_list
)
71 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
72 struct dri2_egl_config
*dri2_conf
= dri2_egl_config(conf
);
73 struct dri2_egl_surface
*dri2_surf
;
74 struct dri2_egl_buffer
*dri2_buf
;
79 dri2_surf
= malloc(sizeof *dri2_surf
);
81 _eglError(EGL_BAD_ALLOC
, "dri2_create_surface");
85 if (!_eglInitSurface(&dri2_surf
->base
, disp
, type
, conf
, attrib_list
))
88 for (i
= 0; i
< WL_BUFFER_COUNT
; ++i
)
89 dri2_surf
->wl_drm_buffer
[i
] = NULL
;
91 for (i
= 0; i
< __DRI_BUFFER_COUNT
; ++i
)
92 dri2_surf
->dri_buffers
[i
] = NULL
;
94 dri2_surf
->pending_buffer
= NULL
;
95 dri2_surf
->block_swap_buffers
= EGL_FALSE
;
99 dri2_surf
->wl_win
= (struct wl_egl_window
*) window
;
100 dri2_surf
->type
= DRI2_WINDOW_SURFACE
;
102 dri2_surf
->base
.Width
= -1;
103 dri2_surf
->base
.Height
= -1;
106 dri2_surf
->wl_pix
= (struct wl_egl_pixmap
*) window
;
107 dri2_surf
->type
= DRI2_PIXMAP_SURFACE
;
109 dri2_surf
->base
.Width
= dri2_surf
->wl_pix
->width
;
110 dri2_surf
->base
.Height
= dri2_surf
->wl_pix
->height
;
112 if (dri2_surf
->wl_pix
->driver_private
) {
113 dri2_buf
= dri2_surf
->wl_pix
->driver_private
;
114 dri2_surf
->dri_buffers
[__DRI_BUFFER_FRONT_LEFT
] = dri2_buf
->dri_buffer
;
121 dri2_surf
->dri_drawable
=
122 (*dri2_dpy
->dri2
->createNewDrawable
) (dri2_dpy
->dri_screen
,
123 type
== EGL_WINDOW_BIT
?
124 dri2_conf
->dri_double_config
:
125 dri2_conf
->dri_single_config
,
127 if (dri2_surf
->dri_drawable
== NULL
) {
128 _eglError(EGL_BAD_ALLOC
, "dri2->createNewDrawable");
129 goto cleanup_dri_drawable
;
132 return &dri2_surf
->base
;
134 cleanup_dri_drawable
:
135 dri2_dpy
->core
->destroyDrawable(dri2_surf
->dri_drawable
);
143 * Called via eglCreateWindowSurface(), drv->API.CreateWindowSurface().
146 dri2_create_window_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
,
147 _EGLConfig
*conf
, EGLNativeWindowType window
,
148 const EGLint
*attrib_list
)
150 return dri2_create_surface(drv
, disp
, EGL_WINDOW_BIT
, conf
,
151 window
, attrib_list
);
155 dri2_create_pixmap_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
,
156 _EGLConfig
*conf
, EGLNativePixmapType pixmap
,
157 const EGLint
*attrib_list
)
159 return dri2_create_surface(drv
, disp
, EGL_PIXMAP_BIT
, conf
,
160 pixmap
, attrib_list
);
164 * Called via eglDestroySurface(), drv->API.DestroySurface().
167 dri2_destroy_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*surf
)
169 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
170 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surf
);
175 if (!_eglPutSurface(surf
))
178 (*dri2_dpy
->core
->destroyDrawable
)(dri2_surf
->dri_drawable
);
180 for (i
= 0; i
< WL_BUFFER_COUNT
; ++i
)
181 if (dri2_surf
->wl_drm_buffer
[i
])
182 wl_buffer_destroy(dri2_surf
->wl_drm_buffer
[i
]);
184 for (i
= 0; i
< __DRI_BUFFER_COUNT
; ++i
)
185 if (dri2_surf
->dri_buffers
[i
] && !(i
== __DRI_BUFFER_FRONT_LEFT
&&
186 dri2_surf
->type
== DRI2_PIXMAP_SURFACE
))
187 dri2_dpy
->dri2
->releaseBuffer(dri2_dpy
->dri_screen
,
188 dri2_surf
->dri_buffers
[i
]);
196 dri2_wl_egl_pixmap_destroy(struct wl_egl_pixmap
*egl_pixmap
)
198 struct dri2_egl_buffer
*dri2_buf
= egl_pixmap
->driver_private
;
202 dri2_buf
->dri2_dpy
->dri2
->releaseBuffer(dri2_buf
->dri2_dpy
->dri_screen
,
203 dri2_buf
->dri_buffer
);
207 egl_pixmap
->driver_private
= NULL
;
208 egl_pixmap
->destroy
= NULL
;
211 static struct wl_buffer
*
212 wayland_create_buffer(struct dri2_egl_surface
*dri2_surf
,
214 struct wl_visual
*visual
)
216 struct dri2_egl_display
*dri2_dpy
=
217 dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
219 return wl_drm_create_buffer(dri2_dpy
->wl_drm
, buffer
->name
,
220 dri2_surf
->base
.Width
, dri2_surf
->base
.Height
,
221 buffer
->pitch
, visual
);
225 dri2_process_back_buffer(struct dri2_egl_surface
*dri2_surf
, unsigned format
)
227 struct dri2_egl_display
*dri2_dpy
=
228 dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
232 switch (dri2_surf
->type
) {
233 case DRI2_WINDOW_SURFACE
:
234 /* allocate a front buffer for our double-buffered window*/
235 dri2_surf
->dri_buffers
[__DRI_BUFFER_FRONT_LEFT
] =
236 dri2_dpy
->dri2
->allocateBuffer(dri2_dpy
->dri_screen
,
237 __DRI_BUFFER_FRONT_LEFT
, format
,
238 dri2_surf
->base
.Width
, dri2_surf
->base
.Height
);
246 dri2_process_front_buffer(struct dri2_egl_surface
*dri2_surf
, unsigned format
)
248 struct dri2_egl_display
*dri2_dpy
=
249 dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
250 struct dri2_egl_buffer
*dri2_buf
;
252 switch (dri2_surf
->type
) {
253 case DRI2_PIXMAP_SURFACE
:
254 dri2_buf
= malloc(sizeof *dri2_buf
);
258 dri2_buf
->dri_buffer
= dri2_surf
->dri_buffers
[__DRI_BUFFER_FRONT_LEFT
];
259 dri2_buf
->dri2_dpy
= dri2_dpy
;
261 dri2_surf
->wl_pix
->driver_private
= dri2_buf
;
262 dri2_surf
->wl_pix
->destroy
= dri2_wl_egl_pixmap_destroy
;
270 dri2_release_pending_buffer(void *data
)
272 struct dri2_egl_surface
*dri2_surf
= data
;
273 struct dri2_egl_display
*dri2_dpy
=
274 dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
276 /* FIXME: print internal error */
277 if (!dri2_surf
->pending_buffer
)
280 dri2_dpy
->dri2
->releaseBuffer(dri2_dpy
->dri_screen
,
281 dri2_surf
->pending_buffer
);
282 dri2_surf
->pending_buffer
= NULL
;
286 dri2_release_buffers(struct dri2_egl_surface
*dri2_surf
)
288 struct dri2_egl_display
*dri2_dpy
=
289 dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
292 for (i
= 0; i
< __DRI_BUFFER_COUNT
; ++i
) {
293 if (dri2_surf
->dri_buffers
[i
]) {
295 case __DRI_BUFFER_FRONT_LEFT
:
296 if (dri2_surf
->pending_buffer
)
297 force_roundtrip(dri2_dpy
->wl_dpy
);
298 dri2_surf
->pending_buffer
= dri2_surf
->dri_buffers
[i
];
299 wl_display_sync_callback(dri2_dpy
->wl_dpy
,
300 dri2_release_pending_buffer
, dri2_surf
);
303 dri2_dpy
->dri2
->releaseBuffer(dri2_dpy
->dri_screen
,
304 dri2_surf
->dri_buffers
[i
]);
307 dri2_surf
->dri_buffers
[i
] = NULL
;
313 dri2_get_buffers_with_format(__DRIdrawable
* driDrawable
,
314 int *width
, int *height
,
315 unsigned int *attachments
, int count
,
316 int *out_count
, void *loaderPrivate
)
318 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
319 struct dri2_egl_display
*dri2_dpy
=
320 dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
323 if (dri2_surf
->type
== DRI2_WINDOW_SURFACE
&&
324 (dri2_surf
->base
.Width
!= dri2_surf
->wl_win
->width
||
325 dri2_surf
->base
.Height
!= dri2_surf
->wl_win
->height
)) {
327 dri2_release_buffers(dri2_surf
);
329 dri2_surf
->base
.Width
= dri2_surf
->wl_win
->width
;
330 dri2_surf
->base
.Height
= dri2_surf
->wl_win
->height
;
331 dri2_surf
->dx
= dri2_surf
->wl_win
->dx
;
332 dri2_surf
->dy
= dri2_surf
->wl_win
->dy
;
334 for (i
= 0; i
< WL_BUFFER_COUNT
; ++i
) {
335 if (dri2_surf
->wl_drm_buffer
[i
])
336 wl_buffer_destroy(dri2_surf
->wl_drm_buffer
[i
]);
337 dri2_surf
->wl_drm_buffer
[i
] = NULL
;
341 dri2_surf
->buffer_count
= 0;
342 for (i
= 0; i
< 2*count
; i
+=2) {
343 assert(attachments
[i
] < __DRI_BUFFER_COUNT
);
344 assert(dri2_surf
->buffer_count
< 5);
346 if (dri2_surf
->dri_buffers
[attachments
[i
]] == NULL
) {
348 dri2_surf
->dri_buffers
[attachments
[i
]] =
349 dri2_dpy
->dri2
->allocateBuffer(dri2_dpy
->dri_screen
,
350 attachments
[i
], attachments
[i
+1],
351 dri2_surf
->base
.Width
, dri2_surf
->base
.Height
);
353 if (!dri2_surf
->dri_buffers
[attachments
[i
]])
356 if (attachments
[i
] == __DRI_BUFFER_FRONT_LEFT
)
357 dri2_process_front_buffer(dri2_surf
, attachments
[i
+1]);
358 else if (attachments
[i
] == __DRI_BUFFER_BACK_LEFT
)
359 dri2_process_back_buffer(dri2_surf
, attachments
[i
+1]);
362 memcpy(&dri2_surf
->buffers
[dri2_surf
->buffer_count
],
363 dri2_surf
->dri_buffers
[attachments
[i
]],
364 sizeof(__DRIbuffer
));
366 dri2_surf
->buffer_count
++;
369 assert(dri2_surf
->type
== DRI2_PIXMAP_SURFACE
||
370 dri2_surf
->dri_buffers
[__DRI_BUFFER_BACK_LEFT
]);
372 if (dri2_surf
->type
== DRI2_PIXMAP_SURFACE
&& !dri2_surf
->wl_pix
->buffer
)
373 dri2_surf
->wl_pix
->buffer
=
374 wayland_create_buffer(dri2_surf
,
375 dri2_surf
->dri_buffers
[__DRI_BUFFER_FRONT_LEFT
],
376 dri2_surf
->wl_pix
->visual
);
378 *out_count
= dri2_surf
->buffer_count
;
379 if (dri2_surf
->buffer_count
== 0)
382 *width
= dri2_surf
->base
.Width
;
383 *height
= dri2_surf
->base
.Height
;
385 return dri2_surf
->buffers
;
389 dri2_get_buffers(__DRIdrawable
* driDrawable
,
390 int *width
, int *height
,
391 unsigned int *attachments
, int count
,
392 int *out_count
, void *loaderPrivate
)
394 unsigned int *attachments_with_format
;
396 const unsigned int format
= 32;
399 attachments_with_format
= calloc(count
* 2, sizeof(unsigned int));
400 if (!attachments_with_format
) {
405 for (i
= 0; i
< count
; ++i
) {
406 attachments_with_format
[2*i
] = attachments
[i
];
407 attachments_with_format
[2*i
+ 1] = format
;
411 dri2_get_buffers_with_format(driDrawable
,
413 attachments_with_format
, count
,
414 out_count
, loaderPrivate
);
416 free(attachments_with_format
);
423 dri2_flush_front_buffer(__DRIdrawable
* driDrawable
, void *loaderPrivate
)
427 /* FIXME: Does EGL support front buffer rendering at all? */
430 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
432 dri2WaitGL(dri2_surf
);
434 (void) loaderPrivate
;
439 wayland_frame_callback(struct wl_surface
*surface
, void *data
, uint32_t time
)
441 struct dri2_egl_surface
*dri2_surf
= data
;
443 dri2_surf
->block_swap_buffers
= EGL_FALSE
;
447 pointer_swap(const void **p1
, const void **p2
)
449 const void *tmp
= *p1
;
455 * Called via eglSwapBuffers(), drv->API.SwapBuffers().
458 dri2_swap_buffers(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*draw
)
460 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
461 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(draw
);
462 struct dri2_egl_driver
*dri2_drv
= dri2_egl_driver(drv
);
464 while (dri2_surf
->block_swap_buffers
)
465 wl_display_iterate(dri2_dpy
->wl_dpy
, WL_DISPLAY_READABLE
);
467 dri2_surf
->block_swap_buffers
= EGL_TRUE
;
468 wl_display_frame_callback(dri2_dpy
->wl_dpy
,
469 dri2_surf
->wl_win
->surface
,
470 wayland_frame_callback
, dri2_surf
);
472 if (dri2_surf
->type
== DRI2_WINDOW_SURFACE
) {
474 (const void **) &dri2_surf
->dri_buffers
[__DRI_BUFFER_FRONT_LEFT
],
475 (const void **) &dri2_surf
->dri_buffers
[__DRI_BUFFER_BACK_LEFT
]);
477 dri2_surf
->dri_buffers
[__DRI_BUFFER_FRONT_LEFT
]->attachment
=
478 __DRI_BUFFER_FRONT_LEFT
;
479 dri2_surf
->dri_buffers
[__DRI_BUFFER_BACK_LEFT
]->attachment
=
480 __DRI_BUFFER_BACK_LEFT
;
482 pointer_swap((const void **) &dri2_surf
->wl_drm_buffer
[WL_BUFFER_FRONT
],
483 (const void **) &dri2_surf
->wl_drm_buffer
[WL_BUFFER_BACK
]);
485 if (!dri2_surf
->wl_drm_buffer
[WL_BUFFER_FRONT
])
486 dri2_surf
->wl_drm_buffer
[WL_BUFFER_FRONT
] =
487 wayland_create_buffer(dri2_surf
,
488 dri2_surf
->dri_buffers
[__DRI_BUFFER_FRONT_LEFT
],
489 dri2_surf
->wl_win
->visual
);
491 wl_buffer_damage(dri2_surf
->wl_drm_buffer
[WL_BUFFER_FRONT
], 0, 0,
492 dri2_surf
->base
.Width
, dri2_surf
->base
.Height
);
493 wl_surface_attach(dri2_surf
->wl_win
->surface
,
494 dri2_surf
->wl_drm_buffer
[WL_BUFFER_FRONT
],
495 dri2_surf
->dx
, dri2_surf
->dy
);
497 dri2_surf
->wl_win
->attached_width
= dri2_surf
->base
.Width
;
498 dri2_surf
->wl_win
->attached_height
= dri2_surf
->base
.Height
;
499 /* reset resize growing parameters */
503 wl_surface_damage(dri2_surf
->wl_win
->surface
, 0, 0,
504 dri2_surf
->base
.Width
, dri2_surf
->base
.Height
);
508 if (dri2_drv
->glFlush
) {
509 ctx
= _eglGetCurrentContext();
510 if (ctx
&& ctx
->DrawSurface
== &dri2_surf
->base
)
514 (*dri2_dpy
->flush
->flush
)(dri2_surf
->dri_drawable
);
515 (*dri2_dpy
->flush
->invalidate
)(dri2_surf
->dri_drawable
);
521 * Called via eglCreateImageKHR(), drv->API.CreateImageKHR().
524 dri2_create_image_khr_pixmap(_EGLDisplay
*disp
, _EGLContext
*ctx
,
525 EGLClientBuffer buffer
, const EGLint
*attr_list
)
527 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
528 struct wl_egl_pixmap
*wl_egl_pixmap
= (struct wl_egl_pixmap
*) buffer
;
529 struct dri2_egl_buffer
*dri2_buf
;
530 EGLint wl_attr_list
[] = {
533 EGL_DRM_BUFFER_STRIDE_MESA
, 0,
534 EGL_DRM_BUFFER_FORMAT_MESA
, EGL_DRM_BUFFER_FORMAT_ARGB32_MESA
,
538 dri2_buf
= malloc(sizeof *dri2_buf
);
542 dri2_buf
->dri2_dpy
= dri2_dpy
;
543 dri2_buf
->dri_buffer
=
544 dri2_dpy
->dri2
->allocateBuffer(dri2_dpy
->dri_screen
,
545 __DRI_BUFFER_FRONT_LEFT
, 32,
546 wl_egl_pixmap
->width
,
547 wl_egl_pixmap
->height
);
549 wl_egl_pixmap
->destroy
= dri2_wl_egl_pixmap_destroy
;
550 wl_egl_pixmap
->driver_private
= dri2_buf
;
552 wl_egl_pixmap
->buffer
=
553 wl_drm_create_buffer(dri2_dpy
->wl_drm
,
554 dri2_buf
->dri_buffer
->name
,
555 wl_egl_pixmap
->width
,
556 wl_egl_pixmap
->height
,
557 dri2_buf
->dri_buffer
->pitch
,
558 wl_egl_pixmap
->visual
);
560 wl_attr_list
[1] = wl_egl_pixmap
->width
;
561 wl_attr_list
[3] = wl_egl_pixmap
->height
;
562 wl_attr_list
[5] = dri2_buf
->dri_buffer
->pitch
/ 4;
564 return dri2_create_image_khr(disp
->Driver
, disp
, ctx
, EGL_DRM_BUFFER_MESA
,
565 (EGLClientBuffer
)(intptr_t) dri2_buf
->dri_buffer
->name
, wl_attr_list
);
569 dri2_wayland_create_image_khr(_EGLDriver
*drv
, _EGLDisplay
*disp
,
570 _EGLContext
*ctx
, EGLenum target
,
571 EGLClientBuffer buffer
, const EGLint
*attr_list
)
576 case EGL_NATIVE_PIXMAP_KHR
:
577 return dri2_create_image_khr_pixmap(disp
, ctx
, buffer
, attr_list
);
579 return dri2_create_image_khr(drv
, disp
, ctx
, target
, buffer
, attr_list
);
584 dri2_wayland_authenticate(_EGLDisplay
*disp
, uint32_t id
)
586 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
589 dri2_dpy
->authenticated
= 0;
591 wl_drm_authenticate(dri2_dpy
->wl_drm
, id
);
592 force_roundtrip(dri2_dpy
->wl_dpy
);
594 if (!dri2_dpy
->authenticated
)
597 /* reset authenticated */
598 dri2_dpy
->authenticated
= 1;
604 * Called via eglTerminate(), drv->API.Terminate().
607 dri2_terminate(_EGLDriver
*drv
, _EGLDisplay
*disp
)
609 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
611 _eglReleaseDisplayResources(drv
, disp
);
612 _eglCleanupDisplay(disp
);
614 dri2_dpy
->core
->destroyScreen(dri2_dpy
->dri_screen
);
616 dlclose(dri2_dpy
->driver
);
617 free(dri2_dpy
->driver_name
);
619 disp
->DriverData
= NULL
;
625 drm_handle_device(void *data
, struct wl_drm
*drm
, const char *device
)
627 struct dri2_egl_display
*dri2_dpy
= data
;
630 dri2_dpy
->device_name
= strdup(device
);
631 if (!dri2_dpy
->device_name
)
634 dri2_dpy
->fd
= open(dri2_dpy
->device_name
, O_RDWR
);
635 if (dri2_dpy
->fd
== -1) {
636 _eglLog(_EGL_WARNING
, "wayland-egl: could not open %s (%s)",
637 dri2_dpy
->device_name
, strerror(errno
));
641 drmGetMagic(dri2_dpy
->fd
, &magic
);
642 wl_drm_authenticate(dri2_dpy
->wl_drm
, magic
);
646 drm_handle_authenticated(void *data
, struct wl_drm
*drm
)
648 struct dri2_egl_display
*dri2_dpy
= data
;
650 dri2_dpy
->authenticated
= 1;
653 static const struct wl_drm_listener drm_listener
= {
655 drm_handle_authenticated
659 dri2_initialize_wayland(_EGLDriver
*drv
, _EGLDisplay
*disp
)
661 struct dri2_egl_display
*dri2_dpy
;
665 drv
->API
.CreateWindowSurface
= dri2_create_window_surface
;
666 drv
->API
.CreatePixmapSurface
= dri2_create_pixmap_surface
;
667 drv
->API
.DestroySurface
= dri2_destroy_surface
;
668 drv
->API
.SwapBuffers
= dri2_swap_buffers
;
669 drv
->API
.CreateImageKHR
= dri2_wayland_create_image_khr
;
670 drv
->API
.Terminate
= dri2_terminate
;
672 dri2_dpy
= malloc(sizeof *dri2_dpy
);
674 return _eglError(EGL_BAD_ALLOC
, "eglInitialize");
676 memset(dri2_dpy
, 0, sizeof *dri2_dpy
);
678 disp
->DriverData
= (void *) dri2_dpy
;
679 if (disp
->PlatformDisplay
== NULL
) {
680 dri2_dpy
->wl_dpy
= wl_display_connect(NULL
);
681 if (dri2_dpy
->wl_dpy
== NULL
)
684 dri2_dpy
->wl_dpy
= disp
->PlatformDisplay
;
687 id
= wl_display_get_global(dri2_dpy
->wl_dpy
, "wl_drm", 1);
689 force_roundtrip(dri2_dpy
->wl_dpy
);
690 id
= wl_display_get_global(dri2_dpy
->wl_dpy
, "wl_drm", 1);
693 dri2_dpy
->wl_drm
= wl_drm_create(dri2_dpy
->wl_dpy
, id
, 1);
694 if (!dri2_dpy
->wl_drm
)
696 wl_drm_add_listener(dri2_dpy
->wl_drm
, &drm_listener
, dri2_dpy
);
697 force_roundtrip(dri2_dpy
->wl_dpy
);
698 if (dri2_dpy
->fd
== -1)
701 force_roundtrip(dri2_dpy
->wl_dpy
);
702 if (!dri2_dpy
->authenticated
)
705 dri2_dpy
->driver_name
= dri2_get_driver_for_fd(dri2_dpy
->fd
);
706 if (dri2_dpy
->driver_name
== NULL
) {
707 _eglError(EGL_BAD_ALLOC
, "DRI2: failed to get driver name");
711 if (!dri2_load_driver(disp
))
712 goto cleanup_driver_name
;
714 dri2_dpy
->dri2_loader_extension
.base
.name
= __DRI_DRI2_LOADER
;
715 dri2_dpy
->dri2_loader_extension
.base
.version
= 3;
716 dri2_dpy
->dri2_loader_extension
.getBuffers
= dri2_get_buffers
;
717 dri2_dpy
->dri2_loader_extension
.flushFrontBuffer
= dri2_flush_front_buffer
;
718 dri2_dpy
->dri2_loader_extension
.getBuffersWithFormat
=
719 dri2_get_buffers_with_format
;
721 dri2_dpy
->extensions
[0] = &dri2_dpy
->dri2_loader_extension
.base
;
722 dri2_dpy
->extensions
[1] = &image_lookup_extension
.base
;
723 dri2_dpy
->extensions
[2] = NULL
;
725 if (!dri2_create_screen(disp
))
728 for (i
= 0; dri2_dpy
->driver_configs
[i
]; i
++)
729 dri2_add_config(disp
, dri2_dpy
->driver_configs
[i
], i
+ 1, 0,
730 EGL_WINDOW_BIT
| EGL_PIXMAP_BIT
, NULL
);
733 disp
->Extensions
.KHR_image_pixmap
= EGL_TRUE
;
735 disp
->Extensions
.WL_bind_wayland_display
= EGL_TRUE
;
736 dri2_dpy
->authenticate
= dri2_wayland_authenticate
;
738 /* we're supporting EGL 1.4 */
739 disp
->VersionMajor
= 1;
740 disp
->VersionMinor
= 4;
745 dlclose(dri2_dpy
->driver
);
747 free(dri2_dpy
->driver_name
);
751 free(dri2_dpy
->device_name
);
752 wl_drm_destroy(dri2_dpy
->wl_drm
);