2 * Copyright © 2011-2012 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>
39 #include "egl_dri2_fallbacks.h"
42 #include <wayland-client.h>
43 #include "wayland-drm-client-protocol.h"
45 enum wl_drm_format_flags
{
52 dri2_wl_swap_interval(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*surf
,
56 sync_callback(void *data
, struct wl_callback
*callback
, uint32_t serial
)
61 wl_callback_destroy(callback
);
64 static const struct wl_callback_listener sync_listener
= {
69 roundtrip(struct dri2_egl_display
*dri2_dpy
)
71 struct wl_callback
*callback
;
72 int done
= 0, ret
= 0;
74 callback
= wl_display_sync(dri2_dpy
->wl_dpy
);
75 wl_callback_add_listener(callback
, &sync_listener
, &done
);
76 wl_proxy_set_queue((struct wl_proxy
*) callback
, dri2_dpy
->wl_queue
);
77 while (ret
!= -1 && !done
)
78 ret
= wl_display_dispatch_queue(dri2_dpy
->wl_dpy
, dri2_dpy
->wl_queue
);
81 wl_callback_destroy(callback
);
87 wl_buffer_release(void *data
, struct wl_buffer
*buffer
)
89 struct dri2_egl_surface
*dri2_surf
= data
;
92 for (i
= 0; i
< ARRAY_SIZE(dri2_surf
->color_buffers
); ++i
)
93 if (dri2_surf
->color_buffers
[i
].wl_buffer
== buffer
)
96 if (i
== ARRAY_SIZE(dri2_surf
->color_buffers
)) {
97 wl_buffer_destroy(buffer
);
101 dri2_surf
->color_buffers
[i
].locked
= 0;
104 static struct wl_buffer_listener wl_buffer_listener
= {
109 resize_callback(struct wl_egl_window
*wl_win
, void *data
)
111 struct dri2_egl_surface
*dri2_surf
= data
;
112 struct dri2_egl_display
*dri2_dpy
=
113 dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
115 (*dri2_dpy
->flush
->invalidate
)(dri2_surf
->dri_drawable
);
119 * Called via eglCreateWindowSurface(), drv->API.CreateWindowSurface().
122 dri2_wl_create_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
, EGLint type
,
123 _EGLConfig
*conf
, EGLNativeWindowType window
,
124 const EGLint
*attrib_list
)
126 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
127 struct dri2_egl_config
*dri2_conf
= dri2_egl_config(conf
);
128 struct dri2_egl_surface
*dri2_surf
;
132 dri2_surf
= malloc(sizeof *dri2_surf
);
134 _eglError(EGL_BAD_ALLOC
, "dri2_create_surface");
138 memset(dri2_surf
, 0, sizeof *dri2_surf
);
139 if (!_eglInitSurface(&dri2_surf
->base
, disp
, type
, conf
, attrib_list
))
142 if (conf
->RedSize
== 5)
143 dri2_surf
->format
= WL_DRM_FORMAT_RGB565
;
144 else if (conf
->AlphaSize
== 0)
145 dri2_surf
->format
= WL_DRM_FORMAT_XRGB8888
;
147 dri2_surf
->format
= WL_DRM_FORMAT_ARGB8888
;
151 dri2_surf
->wl_win
= (struct wl_egl_window
*) window
;
153 dri2_surf
->wl_win
->private = dri2_surf
;
154 dri2_surf
->wl_win
->resize_callback
= resize_callback
;
156 dri2_surf
->base
.Width
= -1;
157 dri2_surf
->base
.Height
= -1;
163 dri2_surf
->dri_drawable
=
164 (*dri2_dpy
->dri2
->createNewDrawable
) (dri2_dpy
->dri_screen
,
165 type
== EGL_WINDOW_BIT
?
166 dri2_conf
->dri_double_config
:
167 dri2_conf
->dri_single_config
,
169 if (dri2_surf
->dri_drawable
== NULL
) {
170 _eglError(EGL_BAD_ALLOC
, "dri2->createNewDrawable");
171 goto cleanup_dri_drawable
;
174 return &dri2_surf
->base
;
176 cleanup_dri_drawable
:
177 dri2_dpy
->core
->destroyDrawable(dri2_surf
->dri_drawable
);
185 * Called via eglCreateWindowSurface(), drv->API.CreateWindowSurface().
188 dri2_wl_create_window_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
,
189 _EGLConfig
*conf
, EGLNativeWindowType window
,
190 const EGLint
*attrib_list
)
192 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
195 surf
= dri2_wl_create_surface(drv
, disp
, EGL_WINDOW_BIT
, conf
,
196 window
, attrib_list
);
199 dri2_wl_swap_interval(drv
, disp
, surf
, dri2_dpy
->default_swap_interval
);
205 * Called via eglDestroySurface(), drv->API.DestroySurface().
208 dri2_wl_destroy_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*surf
)
210 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
211 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surf
);
216 if (!_eglPutSurface(surf
))
219 (*dri2_dpy
->core
->destroyDrawable
)(dri2_surf
->dri_drawable
);
221 for (i
= 0; i
< ARRAY_SIZE(dri2_surf
->color_buffers
); i
++) {
222 if (dri2_surf
->color_buffers
[i
].wl_buffer
)
223 wl_buffer_destroy(dri2_surf
->color_buffers
[i
].wl_buffer
);
224 if (dri2_surf
->color_buffers
[i
].dri_image
)
225 dri2_dpy
->image
->destroyImage(dri2_surf
->color_buffers
[i
].dri_image
);
228 for (i
= 0; i
< __DRI_BUFFER_COUNT
; i
++)
229 if (dri2_surf
->dri_buffers
[i
] &&
230 dri2_surf
->dri_buffers
[i
]->attachment
!= __DRI_BUFFER_BACK_LEFT
)
231 dri2_dpy
->dri2
->releaseBuffer(dri2_dpy
->dri_screen
,
232 dri2_surf
->dri_buffers
[i
]);
234 if (dri2_surf
->throttle_callback
)
235 wl_callback_destroy(dri2_surf
->throttle_callback
);
237 if (dri2_surf
->base
.Type
== EGL_WINDOW_BIT
) {
238 dri2_surf
->wl_win
->private = NULL
;
239 dri2_surf
->wl_win
->resize_callback
= NULL
;
248 dri2_wl_release_buffers(struct dri2_egl_surface
*dri2_surf
)
250 struct dri2_egl_display
*dri2_dpy
=
251 dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
254 for (i
= 0; i
< ARRAY_SIZE(dri2_surf
->color_buffers
); i
++) {
255 if (dri2_surf
->color_buffers
[i
].wl_buffer
&&
256 !dri2_surf
->color_buffers
[i
].locked
)
257 wl_buffer_destroy(dri2_surf
->color_buffers
[i
].wl_buffer
);
258 if (dri2_surf
->color_buffers
[i
].dri_image
)
259 dri2_dpy
->image
->destroyImage(dri2_surf
->color_buffers
[i
].dri_image
);
261 dri2_surf
->color_buffers
[i
].wl_buffer
= NULL
;
262 dri2_surf
->color_buffers
[i
].dri_image
= NULL
;
263 dri2_surf
->color_buffers
[i
].locked
= 0;
266 for (i
= 0; i
< __DRI_BUFFER_COUNT
; i
++)
267 if (dri2_surf
->dri_buffers
[i
] &&
268 dri2_surf
->dri_buffers
[i
]->attachment
!= __DRI_BUFFER_BACK_LEFT
)
269 dri2_dpy
->dri2
->releaseBuffer(dri2_dpy
->dri_screen
,
270 dri2_surf
->dri_buffers
[i
]);
274 get_back_bo(struct dri2_egl_surface
*dri2_surf
)
276 struct dri2_egl_display
*dri2_dpy
=
277 dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
280 /* We always want to throttle to some event (either a frame callback or
281 * a sync request) after the commit so that we can be sure the
282 * compositor has had a chance to handle it and send us a release event
283 * before we look for a free buffer */
284 while (dri2_surf
->throttle_callback
!= NULL
)
285 if (wl_display_dispatch_queue(dri2_dpy
->wl_dpy
,
286 dri2_dpy
->wl_queue
) == -1)
289 if (dri2_surf
->back
== NULL
) {
290 for (i
= 0; i
< ARRAY_SIZE(dri2_surf
->color_buffers
); i
++) {
291 /* Get an unlocked buffer, preferrably one with a dri_buffer
292 * already allocated. */
293 if (dri2_surf
->color_buffers
[i
].locked
)
295 if (dri2_surf
->back
== NULL
)
296 dri2_surf
->back
= &dri2_surf
->color_buffers
[i
];
297 else if (dri2_surf
->back
->dri_image
== NULL
)
298 dri2_surf
->back
= &dri2_surf
->color_buffers
[i
];
302 if (dri2_surf
->back
== NULL
)
304 if (dri2_surf
->back
->dri_image
== NULL
) {
305 dri2_surf
->back
->dri_image
=
306 dri2_dpy
->image
->createImage(dri2_dpy
->dri_screen
,
307 dri2_surf
->base
.Width
,
308 dri2_surf
->base
.Height
,
309 __DRI_IMAGE_FORMAT_ARGB8888
,
310 __DRI_IMAGE_USE_SHARE
,
312 dri2_surf
->back
->age
= 0;
314 if (dri2_surf
->back
->dri_image
== NULL
)
317 dri2_surf
->back
->locked
= 1;
324 back_bo_to_dri_buffer(struct dri2_egl_surface
*dri2_surf
, __DRIbuffer
*buffer
)
326 struct dri2_egl_display
*dri2_dpy
=
327 dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
331 image
= dri2_surf
->back
->dri_image
;
333 dri2_dpy
->image
->queryImage(image
, __DRI_IMAGE_ATTRIB_NAME
, &name
);
334 dri2_dpy
->image
->queryImage(image
, __DRI_IMAGE_ATTRIB_STRIDE
, &pitch
);
336 buffer
->attachment
= __DRI_BUFFER_BACK_LEFT
;
338 buffer
->pitch
= pitch
;
344 get_aux_bo(struct dri2_egl_surface
*dri2_surf
,
345 unsigned int attachment
, unsigned int format
, __DRIbuffer
*buffer
)
347 struct dri2_egl_display
*dri2_dpy
=
348 dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
349 __DRIbuffer
*b
= dri2_surf
->dri_buffers
[attachment
];
352 b
= dri2_dpy
->dri2
->allocateBuffer(dri2_dpy
->dri_screen
,
354 dri2_surf
->base
.Width
,
355 dri2_surf
->base
.Height
);
356 dri2_surf
->dri_buffers
[attachment
] = b
;
361 memcpy(buffer
, b
, sizeof *buffer
);
367 update_buffers(struct dri2_egl_surface
*dri2_surf
)
369 struct dri2_egl_display
*dri2_dpy
=
370 dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
373 if (dri2_surf
->base
.Type
== EGL_WINDOW_BIT
&&
374 (dri2_surf
->base
.Width
!= dri2_surf
->wl_win
->width
||
375 dri2_surf
->base
.Height
!= dri2_surf
->wl_win
->height
)) {
377 dri2_wl_release_buffers(dri2_surf
);
379 dri2_surf
->base
.Width
= dri2_surf
->wl_win
->width
;
380 dri2_surf
->base
.Height
= dri2_surf
->wl_win
->height
;
381 dri2_surf
->dx
= dri2_surf
->wl_win
->dx
;
382 dri2_surf
->dy
= dri2_surf
->wl_win
->dy
;
385 if (get_back_bo(dri2_surf
) < 0) {
386 _eglError(EGL_BAD_ALLOC
, "failed to allocate color buffer");
390 /* If we have an extra unlocked buffer at this point, we had to do triple
391 * buffering for a while, but now can go back to just double buffering.
392 * That means we can free any unlocked buffer now. */
393 for (i
= 0; i
< ARRAY_SIZE(dri2_surf
->color_buffers
); i
++) {
394 if (!dri2_surf
->color_buffers
[i
].locked
&&
395 dri2_surf
->color_buffers
[i
].wl_buffer
) {
396 wl_buffer_destroy(dri2_surf
->color_buffers
[i
].wl_buffer
);
397 dri2_dpy
->image
->destroyImage(dri2_surf
->color_buffers
[i
].dri_image
);
398 dri2_surf
->color_buffers
[i
].wl_buffer
= NULL
;
399 dri2_surf
->color_buffers
[i
].dri_image
= NULL
;
407 dri2_wl_get_buffers_with_format(__DRIdrawable
* driDrawable
,
408 int *width
, int *height
,
409 unsigned int *attachments
, int count
,
410 int *out_count
, void *loaderPrivate
)
412 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
415 if (update_buffers(dri2_surf
) < 0)
418 for (i
= 0, j
= 0; i
< 2 * count
; i
+= 2, j
++) {
419 switch (attachments
[i
]) {
420 case __DRI_BUFFER_BACK_LEFT
:
421 back_bo_to_dri_buffer(dri2_surf
, &dri2_surf
->buffers
[j
]);
424 if (get_aux_bo(dri2_surf
, attachments
[i
], attachments
[i
+ 1],
425 &dri2_surf
->buffers
[j
]) < 0) {
426 _eglError(EGL_BAD_ALLOC
, "failed to allocate aux buffer");
437 *width
= dri2_surf
->base
.Width
;
438 *height
= dri2_surf
->base
.Height
;
440 return dri2_surf
->buffers
;
444 dri2_wl_get_buffers(__DRIdrawable
* driDrawable
,
445 int *width
, int *height
,
446 unsigned int *attachments
, int count
,
447 int *out_count
, void *loaderPrivate
)
449 unsigned int *attachments_with_format
;
451 const unsigned int format
= 32;
454 attachments_with_format
= calloc(count
* 2, sizeof(unsigned int));
455 if (!attachments_with_format
) {
460 for (i
= 0; i
< count
; ++i
) {
461 attachments_with_format
[2*i
] = attachments
[i
];
462 attachments_with_format
[2*i
+ 1] = format
;
466 dri2_wl_get_buffers_with_format(driDrawable
,
468 attachments_with_format
, count
,
469 out_count
, loaderPrivate
);
471 free(attachments_with_format
);
477 image_get_buffers(__DRIdrawable
*driDrawable
,
481 uint32_t buffer_mask
,
482 struct __DRIimageList
*buffers
)
484 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
486 if (update_buffers(dri2_surf
) < 0)
489 buffers
->image_mask
= __DRI_IMAGE_BUFFER_BACK
;
490 buffers
->back
= dri2_surf
->back
->dri_image
;
496 dri2_wl_flush_front_buffer(__DRIdrawable
* driDrawable
, void *loaderPrivate
)
499 (void) loaderPrivate
;
502 static const __DRIimageLoaderExtension image_loader_extension
= {
503 .base
= { __DRI_IMAGE_LOADER
, 1 },
505 .getBuffers
= image_get_buffers
,
506 .flushFrontBuffer
= dri2_wl_flush_front_buffer
,
510 wayland_throttle_callback(void *data
,
511 struct wl_callback
*callback
,
514 struct dri2_egl_surface
*dri2_surf
= data
;
516 dri2_surf
->throttle_callback
= NULL
;
517 wl_callback_destroy(callback
);
520 static const struct wl_callback_listener throttle_listener
= {
521 wayland_throttle_callback
525 create_wl_buffer(struct dri2_egl_surface
*dri2_surf
)
527 struct dri2_egl_display
*dri2_dpy
=
528 dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
529 int fd
, stride
, name
;
531 if (dri2_surf
->current
->wl_buffer
!= NULL
)
534 if (dri2_dpy
->capabilities
& WL_DRM_CAPABILITY_PRIME
) {
535 dri2_dpy
->image
->queryImage(dri2_surf
->current
->dri_image
,
536 __DRI_IMAGE_ATTRIB_FD
, &fd
);
537 dri2_dpy
->image
->queryImage(dri2_surf
->current
->dri_image
,
538 __DRI_IMAGE_ATTRIB_STRIDE
, &stride
);
540 dri2_surf
->current
->wl_buffer
=
541 wl_drm_create_prime_buffer(dri2_dpy
->wl_drm
,
543 dri2_surf
->base
.Width
,
544 dri2_surf
->base
.Height
,
551 dri2_dpy
->image
->queryImage(dri2_surf
->current
->dri_image
,
552 __DRI_IMAGE_ATTRIB_NAME
, &name
);
553 dri2_dpy
->image
->queryImage(dri2_surf
->current
->dri_image
,
554 __DRI_IMAGE_ATTRIB_STRIDE
, &stride
);
556 dri2_surf
->current
->wl_buffer
=
557 wl_drm_create_buffer(dri2_dpy
->wl_drm
,
559 dri2_surf
->base
.Width
,
560 dri2_surf
->base
.Height
,
565 wl_proxy_set_queue((struct wl_proxy
*) dri2_surf
->current
->wl_buffer
,
567 wl_buffer_add_listener(dri2_surf
->current
->wl_buffer
,
568 &wl_buffer_listener
, dri2_surf
);
572 * Called via eglSwapBuffers(), drv->API.SwapBuffers().
575 dri2_wl_swap_buffers_with_damage(_EGLDriver
*drv
,
581 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
582 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(draw
);
583 struct dri2_egl_context
*dri2_ctx
;
587 for (i
= 0; i
< ARRAY_SIZE(dri2_surf
->color_buffers
); i
++)
588 if (dri2_surf
->color_buffers
[i
].age
> 0)
589 dri2_surf
->color_buffers
[i
].age
++;
591 /* Make sure we have a back buffer in case we're swapping without ever
593 if (get_back_bo(dri2_surf
) < 0) {
594 _eglError(EGL_BAD_ALLOC
, "dri2_swap_buffers");
598 if (draw
->SwapInterval
> 0) {
599 dri2_surf
->throttle_callback
=
600 wl_surface_frame(dri2_surf
->wl_win
->surface
);
601 wl_callback_add_listener(dri2_surf
->throttle_callback
,
602 &throttle_listener
, dri2_surf
);
603 wl_proxy_set_queue((struct wl_proxy
*) dri2_surf
->throttle_callback
,
607 dri2_surf
->back
->age
= 1;
608 dri2_surf
->current
= dri2_surf
->back
;
609 dri2_surf
->back
= NULL
;
611 create_wl_buffer(dri2_surf
);
613 wl_surface_attach(dri2_surf
->wl_win
->surface
,
614 dri2_surf
->current
->wl_buffer
,
615 dri2_surf
->dx
, dri2_surf
->dy
);
617 dri2_surf
->wl_win
->attached_width
= dri2_surf
->base
.Width
;
618 dri2_surf
->wl_win
->attached_height
= dri2_surf
->base
.Height
;
619 /* reset resize growing parameters */
624 wl_surface_damage(dri2_surf
->wl_win
->surface
,
625 0, 0, INT32_MAX
, INT32_MAX
);
627 for (i
= 0; i
< n_rects
; i
++) {
628 const int *rect
= &rects
[i
* 4];
629 wl_surface_damage(dri2_surf
->wl_win
->surface
,
631 dri2_surf
->base
.Height
- rect
[1] - rect
[3],
636 if (dri2_dpy
->flush
->base
.version
>= 4) {
637 ctx
= _eglGetCurrentContext();
638 dri2_ctx
= dri2_egl_context(ctx
);
639 (*dri2_dpy
->flush
->flush_with_flags
)(dri2_ctx
->dri_context
,
640 dri2_surf
->dri_drawable
,
641 __DRI2_FLUSH_DRAWABLE
,
642 __DRI2_THROTTLE_SWAPBUFFER
);
644 (*dri2_dpy
->flush
->flush
)(dri2_surf
->dri_drawable
);
647 (*dri2_dpy
->flush
->invalidate
)(dri2_surf
->dri_drawable
);
649 wl_surface_commit(dri2_surf
->wl_win
->surface
);
651 /* If we're not waiting for a frame callback then we'll at least throttle
652 * to a sync callback so that we always give a chance for the compositor to
653 * handle the commit and send a release event before checking for a free
655 if (dri2_surf
->throttle_callback
== NULL
) {
656 dri2_surf
->throttle_callback
= wl_display_sync(dri2_dpy
->wl_dpy
);
657 wl_callback_add_listener(dri2_surf
->throttle_callback
,
658 &throttle_listener
, dri2_surf
);
659 wl_proxy_set_queue((struct wl_proxy
*) dri2_surf
->throttle_callback
,
663 wl_display_flush(dri2_dpy
->wl_dpy
);
669 dri2_wl_query_buffer_age(_EGLDriver
*drv
,
670 _EGLDisplay
*disp
, _EGLSurface
*surface
)
672 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surface
);
674 if (get_back_bo(dri2_surf
) < 0) {
675 _eglError(EGL_BAD_ALLOC
, "dri2_query_buffer_age");
679 return dri2_surf
->back
->age
;
683 dri2_wl_swap_buffers(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*draw
)
685 return dri2_wl_swap_buffers_with_damage (drv
, disp
, draw
, NULL
, 0);
688 static struct wl_buffer
*
689 dri2_wl_create_wayland_buffer_from_image_wl(_EGLDriver
*drv
,
693 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
694 struct dri2_egl_image
*dri2_img
= dri2_egl_image(img
);
695 __DRIimage
*image
= dri2_img
->dri_image
;
696 struct wl_buffer
*buffer
;
697 int width
, height
, format
, pitch
;
698 enum wl_drm_format wl_format
;
700 dri2_dpy
->image
->queryImage(image
, __DRI_IMAGE_ATTRIB_FORMAT
, &format
);
703 case __DRI_IMAGE_FORMAT_ARGB8888
:
704 if (!(dri2_dpy
->formats
& HAS_ARGB8888
))
706 wl_format
= WL_DRM_FORMAT_ARGB8888
;
708 case __DRI_IMAGE_FORMAT_XRGB8888
:
709 if (!(dri2_dpy
->formats
& HAS_XRGB8888
))
711 wl_format
= WL_DRM_FORMAT_XRGB8888
;
717 dri2_dpy
->image
->queryImage(image
, __DRI_IMAGE_ATTRIB_WIDTH
, &width
);
718 dri2_dpy
->image
->queryImage(image
, __DRI_IMAGE_ATTRIB_HEIGHT
, &height
);
719 dri2_dpy
->image
->queryImage(image
, __DRI_IMAGE_ATTRIB_STRIDE
, &pitch
);
721 if (dri2_dpy
->capabilities
& WL_DRM_CAPABILITY_PRIME
) {
724 dri2_dpy
->image
->queryImage(image
, __DRI_IMAGE_ATTRIB_FD
, &fd
);
727 wl_drm_create_prime_buffer(dri2_dpy
->wl_drm
,
739 dri2_dpy
->image
->queryImage(image
, __DRI_IMAGE_ATTRIB_NAME
, &name
);
742 wl_drm_create_buffer(dri2_dpy
->wl_drm
,
749 /* The buffer object will have been created with our internal event queue
750 * because it is using the wl_drm object as a proxy factory. We want the
751 * buffer to be used by the application so we'll reset it to the display's
752 * default event queue */
754 wl_proxy_set_queue((struct wl_proxy
*) buffer
, NULL
);
759 _eglError(EGL_BAD_MATCH
, "unsupported image format");
764 dri2_wl_authenticate(_EGLDisplay
*disp
, uint32_t id
)
766 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
769 dri2_dpy
->authenticated
= 0;
771 wl_drm_authenticate(dri2_dpy
->wl_drm
, id
);
772 if (roundtrip(dri2_dpy
) < 0)
775 if (!dri2_dpy
->authenticated
)
778 /* reset authenticated */
779 dri2_dpy
->authenticated
= 1;
785 * Called via eglTerminate(), drv->API.Terminate().
788 dri2_wl_terminate(_EGLDriver
*drv
, _EGLDisplay
*disp
)
790 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
792 _eglReleaseDisplayResources(drv
, disp
);
793 _eglCleanupDisplay(disp
);
795 dri2_dpy
->core
->destroyScreen(dri2_dpy
->dri_screen
);
797 dlclose(dri2_dpy
->driver
);
798 free(dri2_dpy
->driver_name
);
799 free(dri2_dpy
->device_name
);
800 wl_drm_destroy(dri2_dpy
->wl_drm
);
801 if (dri2_dpy
->own_device
)
802 wl_display_disconnect(dri2_dpy
->wl_dpy
);
804 disp
->DriverData
= NULL
;
810 drm_handle_device(void *data
, struct wl_drm
*drm
, const char *device
)
812 struct dri2_egl_display
*dri2_dpy
= data
;
815 dri2_dpy
->device_name
= strdup(device
);
816 if (!dri2_dpy
->device_name
)
820 dri2_dpy
->fd
= open(dri2_dpy
->device_name
, O_RDWR
| O_CLOEXEC
);
821 if (dri2_dpy
->fd
== -1 && errno
== EINVAL
)
824 dri2_dpy
->fd
= open(dri2_dpy
->device_name
, O_RDWR
);
825 if (dri2_dpy
->fd
!= -1)
826 fcntl(dri2_dpy
->fd
, F_SETFD
, fcntl(dri2_dpy
->fd
, F_GETFD
) |
829 if (dri2_dpy
->fd
== -1) {
830 _eglLog(_EGL_WARNING
, "wayland-egl: could not open %s (%s)",
831 dri2_dpy
->device_name
, strerror(errno
));
835 drmGetMagic(dri2_dpy
->fd
, &magic
);
836 wl_drm_authenticate(dri2_dpy
->wl_drm
, magic
);
840 drm_handle_format(void *data
, struct wl_drm
*drm
, uint32_t format
)
842 struct dri2_egl_display
*dri2_dpy
= data
;
845 case WL_DRM_FORMAT_ARGB8888
:
846 dri2_dpy
->formats
|= HAS_ARGB8888
;
848 case WL_DRM_FORMAT_XRGB8888
:
849 dri2_dpy
->formats
|= HAS_XRGB8888
;
851 case WL_DRM_FORMAT_RGB565
:
852 dri2_dpy
->formats
|= HAS_RGB565
;
858 drm_handle_capabilities(void *data
, struct wl_drm
*drm
, uint32_t value
)
860 struct dri2_egl_display
*dri2_dpy
= data
;
862 dri2_dpy
->capabilities
= value
;
866 drm_handle_authenticated(void *data
, struct wl_drm
*drm
)
868 struct dri2_egl_display
*dri2_dpy
= data
;
870 dri2_dpy
->authenticated
= 1;
873 static const struct wl_drm_listener drm_listener
= {
876 drm_handle_authenticated
,
877 drm_handle_capabilities
881 registry_handle_global(void *data
, struct wl_registry
*registry
, uint32_t name
,
882 const char *interface
, uint32_t version
)
884 struct dri2_egl_display
*dri2_dpy
= data
;
888 if (strcmp(interface
, "wl_drm") == 0) {
890 wl_registry_bind(registry
, name
, &wl_drm_interface
, version
);
891 wl_drm_add_listener(dri2_dpy
->wl_drm
, &drm_listener
, dri2_dpy
);
896 registry_handle_global_remove(void *data
, struct wl_registry
*registry
,
901 static const struct wl_registry_listener registry_listener
= {
902 registry_handle_global
,
903 registry_handle_global_remove
907 dri2_wl_swap_interval(_EGLDriver
*drv
,
912 if (interval
> surf
->Config
->MaxSwapInterval
)
913 interval
= surf
->Config
->MaxSwapInterval
;
914 else if (interval
< surf
->Config
->MinSwapInterval
)
915 interval
= surf
->Config
->MinSwapInterval
;
917 surf
->SwapInterval
= interval
;
923 dri2_wl_setup_swap_interval(struct dri2_egl_display
*dri2_dpy
)
925 GLint vblank_mode
= DRI_CONF_VBLANK_DEF_INTERVAL_1
;
927 /* We can't use values greater than 1 on Wayland because we are using the
928 * frame callback to synchronise the frame and the only way we be sure to
929 * get a frame callback is to attach a new buffer. Therefore we can't just
930 * sit drawing nothing to wait until the next ‘n’ frame callbacks */
932 if (dri2_dpy
->config
)
933 dri2_dpy
->config
->configQueryi(dri2_dpy
->dri_screen
,
934 "vblank_mode", &vblank_mode
);
935 switch (vblank_mode
) {
936 case DRI_CONF_VBLANK_NEVER
:
937 dri2_dpy
->min_swap_interval
= 0;
938 dri2_dpy
->max_swap_interval
= 0;
939 dri2_dpy
->default_swap_interval
= 0;
941 case DRI_CONF_VBLANK_ALWAYS_SYNC
:
942 dri2_dpy
->min_swap_interval
= 1;
943 dri2_dpy
->max_swap_interval
= 1;
944 dri2_dpy
->default_swap_interval
= 1;
946 case DRI_CONF_VBLANK_DEF_INTERVAL_0
:
947 dri2_dpy
->min_swap_interval
= 0;
948 dri2_dpy
->max_swap_interval
= 1;
949 dri2_dpy
->default_swap_interval
= 0;
952 case DRI_CONF_VBLANK_DEF_INTERVAL_1
:
953 dri2_dpy
->min_swap_interval
= 0;
954 dri2_dpy
->max_swap_interval
= 1;
955 dri2_dpy
->default_swap_interval
= 1;
960 static struct dri2_egl_display_vtbl dri2_wl_display_vtbl
= {
961 .authenticate
= dri2_wl_authenticate
,
962 .swap_interval
= dri2_wl_swap_interval
,
966 dri2_initialize_wayland(_EGLDriver
*drv
, _EGLDisplay
*disp
)
968 struct dri2_egl_display
*dri2_dpy
;
969 const __DRIconfig
*config
;
972 static const unsigned int argb_masks
[4] =
973 { 0xff0000, 0xff00, 0xff, 0xff000000 };
974 static const unsigned int rgb_masks
[4] = { 0xff0000, 0xff00, 0xff, 0 };
975 static const unsigned int rgb565_masks
[4] = { 0xf800, 0x07e0, 0x001f, 0 };
977 loader_set_logger(_eglLog
);
979 drv
->API
.CreateWindowSurface
= dri2_wl_create_window_surface
;
980 drv
->API
.DestroySurface
= dri2_wl_destroy_surface
;
981 drv
->API
.SwapBuffers
= dri2_wl_swap_buffers
;
982 drv
->API
.SwapBuffersWithDamageEXT
= dri2_wl_swap_buffers_with_damage
;
983 drv
->API
.Terminate
= dri2_wl_terminate
;
984 drv
->API
.QueryBufferAge
= dri2_wl_query_buffer_age
;
986 drv
->API
.CreateWaylandBufferFromImageWL
=
987 dri2_wl_create_wayland_buffer_from_image_wl
;
989 dri2_dpy
= calloc(1, sizeof *dri2_dpy
);
991 return _eglError(EGL_BAD_ALLOC
, "eglInitialize");
993 disp
->DriverData
= (void *) dri2_dpy
;
994 if (disp
->PlatformDisplay
== NULL
) {
995 dri2_dpy
->wl_dpy
= wl_display_connect(NULL
);
996 if (dri2_dpy
->wl_dpy
== NULL
)
998 dri2_dpy
->own_device
= 1;
1000 dri2_dpy
->wl_dpy
= disp
->PlatformDisplay
;
1003 dri2_dpy
->wl_queue
= wl_display_create_queue(dri2_dpy
->wl_dpy
);
1005 if (dri2_dpy
->own_device
)
1006 wl_display_dispatch_pending(dri2_dpy
->wl_dpy
);
1008 dri2_dpy
->wl_registry
= wl_display_get_registry(dri2_dpy
->wl_dpy
);
1009 wl_proxy_set_queue((struct wl_proxy
*) dri2_dpy
->wl_registry
,
1010 dri2_dpy
->wl_queue
);
1011 wl_registry_add_listener(dri2_dpy
->wl_registry
,
1012 ®istry_listener
, dri2_dpy
);
1013 if (roundtrip(dri2_dpy
) < 0 || dri2_dpy
->wl_drm
== NULL
)
1016 if (roundtrip(dri2_dpy
) < 0 || dri2_dpy
->fd
== -1)
1019 if (roundtrip(dri2_dpy
) < 0 || !dri2_dpy
->authenticated
)
1022 dri2_dpy
->driver_name
= loader_get_driver_for_fd(dri2_dpy
->fd
, 0);
1023 if (dri2_dpy
->driver_name
== NULL
) {
1024 _eglError(EGL_BAD_ALLOC
, "DRI2: failed to get driver name");
1028 if (!dri2_load_driver(disp
))
1029 goto cleanup_driver_name
;
1031 dri2_dpy
->dri2_loader_extension
.base
.name
= __DRI_DRI2_LOADER
;
1032 dri2_dpy
->dri2_loader_extension
.base
.version
= 3;
1033 dri2_dpy
->dri2_loader_extension
.getBuffers
= dri2_wl_get_buffers
;
1034 dri2_dpy
->dri2_loader_extension
.flushFrontBuffer
= dri2_wl_flush_front_buffer
;
1035 dri2_dpy
->dri2_loader_extension
.getBuffersWithFormat
=
1036 dri2_wl_get_buffers_with_format
;
1038 dri2_dpy
->extensions
[0] = &dri2_dpy
->dri2_loader_extension
.base
;
1039 dri2_dpy
->extensions
[1] = &image_loader_extension
.base
;
1040 dri2_dpy
->extensions
[2] = &image_lookup_extension
.base
;
1041 dri2_dpy
->extensions
[3] = &use_invalidate
.base
;
1042 dri2_dpy
->extensions
[4] = NULL
;
1044 dri2_dpy
->swap_available
= EGL_TRUE
;
1046 if (!dri2_create_screen(disp
))
1047 goto cleanup_driver
;
1049 dri2_wl_setup_swap_interval(dri2_dpy
);
1051 /* The server shouldn't advertise WL_DRM_CAPABILITY_PRIME if the driver
1052 * doesn't have createImageFromFds, since we're using the same driver on
1053 * both sides. We don't want crash if that happens anyway, so fall back to
1054 * gem names if we don't have prime support. */
1056 if (dri2_dpy
->image
->base
.version
< 7 ||
1057 dri2_dpy
->image
->createImageFromFds
== NULL
)
1058 dri2_dpy
->capabilities
&= WL_DRM_CAPABILITY_PRIME
;
1060 types
= EGL_WINDOW_BIT
;
1061 for (i
= 0; dri2_dpy
->driver_configs
[i
]; i
++) {
1062 config
= dri2_dpy
->driver_configs
[i
];
1063 if (dri2_dpy
->formats
& HAS_XRGB8888
)
1064 dri2_add_config(disp
, config
, i
+ 1, types
, NULL
, rgb_masks
);
1065 if (dri2_dpy
->formats
& HAS_ARGB8888
)
1066 dri2_add_config(disp
, config
, i
+ 1, types
, NULL
, argb_masks
);
1067 if (dri2_dpy
->formats
& HAS_RGB565
)
1068 dri2_add_config(disp
, config
, i
+ 1, types
, NULL
, rgb565_masks
);
1071 disp
->Extensions
.WL_bind_wayland_display
= EGL_TRUE
;
1072 disp
->Extensions
.WL_create_wayland_buffer_from_image
= EGL_TRUE
;
1073 disp
->Extensions
.EXT_buffer_age
= EGL_TRUE
;
1075 disp
->Extensions
.EXT_swap_buffers_with_damage
= EGL_TRUE
;
1077 /* we're supporting EGL 1.4 */
1078 disp
->VersionMajor
= 1;
1079 disp
->VersionMinor
= 4;
1081 /* Fill vtbl last to prevent accidentally calling virtual function during
1084 dri2_dpy
->vtbl
= &dri2_wl_display_vtbl
;
1089 dlclose(dri2_dpy
->driver
);
1090 cleanup_driver_name
:
1091 free(dri2_dpy
->driver_name
);
1093 close(dri2_dpy
->fd
);
1095 free(dri2_dpy
->device_name
);
1096 wl_drm_destroy(dri2_dpy
->wl_drm
);