2 * Copyright © 2011-2012 Intel Corporation
3 * Copyright © 2012 Collabora, Ltd.
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the "Software"),
7 * to deal in the Software without restriction, including without limitation
8 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
9 * and/or sell copies of the Software, and to permit persons to whom the
10 * Software is furnished to do so, subject to the following conditions:
12 * The above copyright notice and this permission notice (including the next
13 * paragraph) shall be included in all copies or substantial portions of the
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
17 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
18 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
19 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
20 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
21 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
22 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
23 * DEALINGS IN THE SOFTWARE.
26 * Kristian Høgsberg <krh@bitplanet.net>
27 * Benjamin Franzke <benjaminfranzke@googlemail.com>
39 #include "drm-uapi/drm_fourcc.h"
43 #include "egl_dri2_fallbacks.h"
45 #include "util/u_vector.h"
46 #include "util/anon_file.h"
47 #include "eglglobals.h"
49 #include <wayland-egl-backend.h>
50 #include <wayland-client.h>
51 #include "wayland-drm-client-protocol.h"
52 #include "linux-dmabuf-unstable-v1-client-protocol.h"
54 /* cheesy workaround until wayland 1.18 is released */
55 #if WAYLAND_VERSION_MAJOR > 1 || \
56 (WAYLAND_VERSION_MAJOR == 1 && WAYLAND_VERSION_MINOR < 18)
57 #define WL_SHM_FORMAT_ABGR16161616F 0x48344241
58 #define WL_SHM_FORMAT_XBGR16161616F 0x48344258
62 * The index of entries in this table is used as a bitmask in
63 * dri2_dpy->formats, which tracks the formats supported by our server.
65 static const struct dri2_wl_visual
{
66 const char *format_name
;
67 uint32_t wl_drm_format
;
68 uint32_t wl_shm_format
;
70 /* alt_dri_image_format is a substitute wl_buffer format to use for a
71 * wl-server unsupported dri_image_format, ie. some other dri_image_format in
72 * the table, of the same precision but with different channel ordering, or
73 * __DRI_IMAGE_FORMAT_NONE if an alternate format is not needed or supported.
74 * The code checks if alt_dri_image_format can be used as a fallback for a
75 * dri_image_format for a given wl-server implementation.
77 int alt_dri_image_format
;
80 unsigned int rgba_sizes
[4];
81 } dri2_wl_visuals
[] = {
84 WL_DRM_FORMAT_ABGR16F
, WL_SHM_FORMAT_ABGR16161616F
,
85 __DRI_IMAGE_FORMAT_ABGR16161616F
, 0, 64,
91 WL_DRM_FORMAT_XBGR16F
, WL_SHM_FORMAT_XBGR16161616F
,
92 __DRI_IMAGE_FORMAT_XBGR16161616F
, 0, 64,
98 WL_DRM_FORMAT_XRGB2101010
, WL_SHM_FORMAT_XRGB2101010
,
99 __DRI_IMAGE_FORMAT_XRGB2101010
, __DRI_IMAGE_FORMAT_XBGR2101010
, 32,
105 WL_DRM_FORMAT_ARGB2101010
, WL_SHM_FORMAT_ARGB2101010
,
106 __DRI_IMAGE_FORMAT_ARGB2101010
, __DRI_IMAGE_FORMAT_ABGR2101010
, 32,
112 WL_DRM_FORMAT_XBGR2101010
, WL_SHM_FORMAT_XBGR2101010
,
113 __DRI_IMAGE_FORMAT_XBGR2101010
, __DRI_IMAGE_FORMAT_XRGB2101010
, 32,
119 WL_DRM_FORMAT_ABGR2101010
, WL_SHM_FORMAT_ABGR2101010
,
120 __DRI_IMAGE_FORMAT_ABGR2101010
, __DRI_IMAGE_FORMAT_ARGB2101010
, 32,
126 WL_DRM_FORMAT_XRGB8888
, WL_SHM_FORMAT_XRGB8888
,
127 __DRI_IMAGE_FORMAT_XRGB8888
, __DRI_IMAGE_FORMAT_NONE
, 32,
133 WL_DRM_FORMAT_ARGB8888
, WL_SHM_FORMAT_ARGB8888
,
134 __DRI_IMAGE_FORMAT_ARGB8888
, __DRI_IMAGE_FORMAT_NONE
, 32,
140 WL_DRM_FORMAT_RGB565
, WL_SHM_FORMAT_RGB565
,
141 __DRI_IMAGE_FORMAT_RGB565
, __DRI_IMAGE_FORMAT_NONE
, 16,
147 static_assert(ARRAY_SIZE(dri2_wl_visuals
) <= EGL_DRI2_MAX_FORMATS
,
148 "dri2_egl_display::formats is not large enough for "
149 "the formats in dri2_wl_visuals");
152 dri2_wl_visual_idx_from_config(struct dri2_egl_display
*dri2_dpy
,
153 const __DRIconfig
*config
)
156 unsigned int sizes
[4];
158 dri2_get_shifts_and_sizes(dri2_dpy
->core
, config
, shifts
, sizes
);
160 for (unsigned int i
= 0; i
< ARRAY_SIZE(dri2_wl_visuals
); i
++) {
161 const struct dri2_wl_visual
*wl_visual
= &dri2_wl_visuals
[i
];
163 if (shifts
[0] == wl_visual
->rgba_shifts
[0] &&
164 shifts
[1] == wl_visual
->rgba_shifts
[1] &&
165 shifts
[2] == wl_visual
->rgba_shifts
[2] &&
166 shifts
[3] == wl_visual
->rgba_shifts
[3] &&
167 sizes
[0] == wl_visual
->rgba_sizes
[0] &&
168 sizes
[1] == wl_visual
->rgba_sizes
[1] &&
169 sizes
[2] == wl_visual
->rgba_sizes
[2] &&
170 sizes
[3] == wl_visual
->rgba_sizes
[3]) {
179 dri2_wl_visual_idx_from_fourcc(uint32_t fourcc
)
181 for (int i
= 0; i
< ARRAY_SIZE(dri2_wl_visuals
); i
++) {
182 /* wl_drm format codes overlap with DRIImage FourCC codes for all formats
184 if (dri2_wl_visuals
[i
].wl_drm_format
== fourcc
)
192 dri2_wl_visual_idx_from_dri_image_format(uint32_t dri_image_format
)
194 for (int i
= 0; i
< ARRAY_SIZE(dri2_wl_visuals
); i
++) {
195 if (dri2_wl_visuals
[i
].dri_image_format
== dri_image_format
)
203 dri2_wl_visual_idx_from_shm_format(uint32_t shm_format
)
205 for (int i
= 0; i
< ARRAY_SIZE(dri2_wl_visuals
); i
++) {
206 if (dri2_wl_visuals
[i
].wl_shm_format
== shm_format
)
214 dri2_wl_is_format_supported(void* user_data
, uint32_t format
)
216 _EGLDisplay
*disp
= (_EGLDisplay
*) user_data
;
217 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
218 int j
= dri2_wl_visual_idx_from_fourcc(format
);
223 for (int i
= 0; dri2_dpy
->driver_configs
[i
]; i
++)
224 if (j
== dri2_wl_visual_idx_from_config(dri2_dpy
,
225 dri2_dpy
->driver_configs
[i
]))
232 roundtrip(struct dri2_egl_display
*dri2_dpy
)
234 return wl_display_roundtrip_queue(dri2_dpy
->wl_dpy
, dri2_dpy
->wl_queue
);
238 wl_buffer_release(void *data
, struct wl_buffer
*buffer
)
240 struct dri2_egl_surface
*dri2_surf
= data
;
243 for (i
= 0; i
< ARRAY_SIZE(dri2_surf
->color_buffers
); ++i
)
244 if (dri2_surf
->color_buffers
[i
].wl_buffer
== buffer
)
247 assert (i
< ARRAY_SIZE(dri2_surf
->color_buffers
));
249 if (dri2_surf
->color_buffers
[i
].wl_release
) {
250 wl_buffer_destroy(buffer
);
251 dri2_surf
->color_buffers
[i
].wl_release
= false;
252 dri2_surf
->color_buffers
[i
].wl_buffer
= NULL
;
255 dri2_surf
->color_buffers
[i
].locked
= false;
258 static const struct wl_buffer_listener wl_buffer_listener
= {
259 .release
= wl_buffer_release
263 resize_callback(struct wl_egl_window
*wl_win
, void *data
)
265 struct dri2_egl_surface
*dri2_surf
= data
;
266 struct dri2_egl_display
*dri2_dpy
=
267 dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
269 if (dri2_surf
->base
.Width
== wl_win
->width
&&
270 dri2_surf
->base
.Height
== wl_win
->height
)
273 /* Update the surface size as soon as native window is resized; from user
274 * pov, this makes the effect that resize is done immediately after native
275 * window resize, without requiring to wait until the first draw.
277 * A more detailed and lengthy explanation can be found at
278 * https://lists.freedesktop.org/archives/mesa-dev/2018-June/196474.html
280 if (!dri2_surf
->back
) {
281 dri2_surf
->base
.Width
= wl_win
->width
;
282 dri2_surf
->base
.Height
= wl_win
->height
;
284 dri2_dpy
->flush
->invalidate(dri2_surf
->dri_drawable
);
288 destroy_window_callback(void *data
)
290 struct dri2_egl_surface
*dri2_surf
= data
;
291 dri2_surf
->wl_win
= NULL
;
294 static struct wl_surface
*
295 get_wl_surface_proxy(struct wl_egl_window
*window
)
297 /* Version 3 of wl_egl_window introduced a version field at the same
298 * location where a pointer to wl_surface was stored. Thus, if
299 * window->version is dereferenceable, we've been given an older version of
300 * wl_egl_window, and window->version points to wl_surface */
301 if (_eglPointerIsDereferencable((void *)(window
->version
))) {
302 return wl_proxy_create_wrapper((void *)(window
->version
));
304 return wl_proxy_create_wrapper(window
->surface
);
308 * Called via eglCreateWindowSurface(), drv->API.CreateWindowSurface().
311 dri2_wl_create_window_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
,
312 _EGLConfig
*conf
, void *native_window
,
313 const EGLint
*attrib_list
)
315 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
316 struct dri2_egl_config
*dri2_conf
= dri2_egl_config(conf
);
317 struct wl_egl_window
*window
= native_window
;
318 struct dri2_egl_surface
*dri2_surf
;
320 const __DRIconfig
*config
;
322 dri2_surf
= calloc(1, sizeof *dri2_surf
);
324 _eglError(EGL_BAD_ALLOC
, "dri2_create_surface");
328 if (!dri2_init_surface(&dri2_surf
->base
, disp
, EGL_WINDOW_BIT
, conf
,
329 attrib_list
, false, native_window
))
332 config
= dri2_get_dri_config(dri2_conf
, EGL_WINDOW_BIT
,
333 dri2_surf
->base
.GLColorspace
);
336 _eglError(EGL_BAD_MATCH
, "Unsupported surfacetype/colorspace configuration");
340 dri2_surf
->base
.Width
= window
->width
;
341 dri2_surf
->base
.Height
= window
->height
;
343 visual_idx
= dri2_wl_visual_idx_from_config(dri2_dpy
, config
);
344 assert(visual_idx
!= -1);
346 if (dri2_dpy
->wl_dmabuf
|| dri2_dpy
->wl_drm
) {
347 dri2_surf
->format
= dri2_wl_visuals
[visual_idx
].wl_drm_format
;
349 assert(dri2_dpy
->wl_shm
);
350 dri2_surf
->format
= dri2_wl_visuals
[visual_idx
].wl_shm_format
;
353 dri2_surf
->wl_queue
= wl_display_create_queue(dri2_dpy
->wl_dpy
);
354 if (!dri2_surf
->wl_queue
) {
355 _eglError(EGL_BAD_ALLOC
, "dri2_create_surface");
359 if (dri2_dpy
->wl_drm
) {
360 dri2_surf
->wl_drm_wrapper
= wl_proxy_create_wrapper(dri2_dpy
->wl_drm
);
361 if (!dri2_surf
->wl_drm_wrapper
) {
362 _eglError(EGL_BAD_ALLOC
, "dri2_create_surface");
365 wl_proxy_set_queue((struct wl_proxy
*)dri2_surf
->wl_drm_wrapper
,
366 dri2_surf
->wl_queue
);
369 dri2_surf
->wl_dpy_wrapper
= wl_proxy_create_wrapper(dri2_dpy
->wl_dpy
);
370 if (!dri2_surf
->wl_dpy_wrapper
) {
371 _eglError(EGL_BAD_ALLOC
, "dri2_create_surface");
374 wl_proxy_set_queue((struct wl_proxy
*)dri2_surf
->wl_dpy_wrapper
,
375 dri2_surf
->wl_queue
);
377 dri2_surf
->wl_surface_wrapper
= get_wl_surface_proxy(window
);
378 if (!dri2_surf
->wl_surface_wrapper
) {
379 _eglError(EGL_BAD_ALLOC
, "dri2_create_surface");
380 goto cleanup_dpy_wrapper
;
382 wl_proxy_set_queue((struct wl_proxy
*)dri2_surf
->wl_surface_wrapper
,
383 dri2_surf
->wl_queue
);
385 dri2_surf
->wl_win
= window
;
386 dri2_surf
->wl_win
->driver_private
= dri2_surf
;
387 dri2_surf
->wl_win
->destroy_window_callback
= destroy_window_callback
;
389 dri2_surf
->wl_win
->resize_callback
= resize_callback
;
391 if (!dri2_create_drawable(dri2_dpy
, config
, dri2_surf
, dri2_surf
))
392 goto cleanup_surf_wrapper
;
394 dri2_surf
->base
.SwapInterval
= dri2_dpy
->default_swap_interval
;
396 return &dri2_surf
->base
;
398 cleanup_surf_wrapper
:
399 wl_proxy_wrapper_destroy(dri2_surf
->wl_surface_wrapper
);
401 wl_proxy_wrapper_destroy(dri2_surf
->wl_dpy_wrapper
);
403 if (dri2_surf
->wl_drm_wrapper
)
404 wl_proxy_wrapper_destroy(dri2_surf
->wl_drm_wrapper
);
406 wl_event_queue_destroy(dri2_surf
->wl_queue
);
414 dri2_wl_create_pixmap_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
,
415 _EGLConfig
*conf
, void *native_window
,
416 const EGLint
*attrib_list
)
418 /* From the EGL_EXT_platform_wayland spec, version 3:
420 * It is not valid to call eglCreatePlatformPixmapSurfaceEXT with a <dpy>
421 * that belongs to Wayland. Any such call fails and generates
424 _eglError(EGL_BAD_PARAMETER
, "cannot create EGL pixmap surfaces on "
430 * Called via eglDestroySurface(), drv->API.DestroySurface().
433 dri2_wl_destroy_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*surf
)
435 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
436 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surf
);
440 dri2_dpy
->core
->destroyDrawable(dri2_surf
->dri_drawable
);
442 for (int i
= 0; i
< ARRAY_SIZE(dri2_surf
->color_buffers
); i
++) {
443 if (dri2_surf
->color_buffers
[i
].wl_buffer
)
444 wl_buffer_destroy(dri2_surf
->color_buffers
[i
].wl_buffer
);
445 if (dri2_surf
->color_buffers
[i
].dri_image
)
446 dri2_dpy
->image
->destroyImage(dri2_surf
->color_buffers
[i
].dri_image
);
447 if (dri2_surf
->color_buffers
[i
].linear_copy
)
448 dri2_dpy
->image
->destroyImage(dri2_surf
->color_buffers
[i
].linear_copy
);
449 if (dri2_surf
->color_buffers
[i
].data
)
450 munmap(dri2_surf
->color_buffers
[i
].data
,
451 dri2_surf
->color_buffers
[i
].data_size
);
455 dri2_egl_surface_free_local_buffers(dri2_surf
);
457 if (dri2_surf
->throttle_callback
)
458 wl_callback_destroy(dri2_surf
->throttle_callback
);
460 if (dri2_surf
->wl_win
) {
461 dri2_surf
->wl_win
->driver_private
= NULL
;
462 dri2_surf
->wl_win
->resize_callback
= NULL
;
463 dri2_surf
->wl_win
->destroy_window_callback
= NULL
;
466 wl_proxy_wrapper_destroy(dri2_surf
->wl_surface_wrapper
);
467 wl_proxy_wrapper_destroy(dri2_surf
->wl_dpy_wrapper
);
468 if (dri2_surf
->wl_drm_wrapper
)
469 wl_proxy_wrapper_destroy(dri2_surf
->wl_drm_wrapper
);
470 wl_event_queue_destroy(dri2_surf
->wl_queue
);
472 dri2_fini_surface(surf
);
479 dri2_wl_release_buffers(struct dri2_egl_surface
*dri2_surf
)
481 struct dri2_egl_display
*dri2_dpy
=
482 dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
484 for (int i
= 0; i
< ARRAY_SIZE(dri2_surf
->color_buffers
); i
++) {
485 if (dri2_surf
->color_buffers
[i
].wl_buffer
) {
486 if (dri2_surf
->color_buffers
[i
].locked
) {
487 dri2_surf
->color_buffers
[i
].wl_release
= true;
489 wl_buffer_destroy(dri2_surf
->color_buffers
[i
].wl_buffer
);
490 dri2_surf
->color_buffers
[i
].wl_buffer
= NULL
;
493 if (dri2_surf
->color_buffers
[i
].dri_image
)
494 dri2_dpy
->image
->destroyImage(dri2_surf
->color_buffers
[i
].dri_image
);
495 if (dri2_surf
->color_buffers
[i
].linear_copy
)
496 dri2_dpy
->image
->destroyImage(dri2_surf
->color_buffers
[i
].linear_copy
);
497 if (dri2_surf
->color_buffers
[i
].data
)
498 munmap(dri2_surf
->color_buffers
[i
].data
,
499 dri2_surf
->color_buffers
[i
].data_size
);
501 dri2_surf
->color_buffers
[i
].dri_image
= NULL
;
502 dri2_surf
->color_buffers
[i
].linear_copy
= NULL
;
503 dri2_surf
->color_buffers
[i
].data
= NULL
;
507 dri2_egl_surface_free_local_buffers(dri2_surf
);
511 get_back_bo(struct dri2_egl_surface
*dri2_surf
)
513 struct dri2_egl_display
*dri2_dpy
=
514 dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
517 unsigned int dri_image_format
;
518 unsigned int linear_dri_image_format
;
522 visual_idx
= dri2_wl_visual_idx_from_fourcc(dri2_surf
->format
);
523 assert(visual_idx
!= -1);
524 dri_image_format
= dri2_wl_visuals
[visual_idx
].dri_image_format
;
525 linear_dri_image_format
= dri_image_format
;
526 modifiers
= u_vector_tail(&dri2_dpy
->wl_modifiers
[visual_idx
]);
527 num_modifiers
= u_vector_length(&dri2_dpy
->wl_modifiers
[visual_idx
]);
529 if (num_modifiers
== 1 && modifiers
[0] == DRM_FORMAT_MOD_INVALID
) {
530 /* For the purposes of this function, an INVALID modifier on its own
531 * means the modifiers aren't supported.
536 /* Substitute dri image format if server does not support original format */
537 if (!BITSET_TEST(dri2_dpy
->formats
, visual_idx
))
538 linear_dri_image_format
= dri2_wl_visuals
[visual_idx
].alt_dri_image_format
;
540 /* These asserts hold, as long as dri2_wl_visuals[] is self-consistent and
541 * the PRIME substitution logic in dri2_wl_add_configs_for_visuals() is free
544 assert(linear_dri_image_format
!= __DRI_IMAGE_FORMAT_NONE
);
545 assert(BITSET_TEST(dri2_dpy
->formats
,
546 dri2_wl_visual_idx_from_dri_image_format(linear_dri_image_format
)));
548 /* There might be a buffer release already queued that wasn't processed */
549 wl_display_dispatch_queue_pending(dri2_dpy
->wl_dpy
, dri2_surf
->wl_queue
);
551 while (dri2_surf
->back
== NULL
) {
552 for (int i
= 0; i
< ARRAY_SIZE(dri2_surf
->color_buffers
); i
++) {
553 /* Get an unlocked buffer, preferably one with a dri_buffer
554 * already allocated. */
555 if (dri2_surf
->color_buffers
[i
].locked
)
557 if (dri2_surf
->back
== NULL
)
558 dri2_surf
->back
= &dri2_surf
->color_buffers
[i
];
559 else if (dri2_surf
->back
->dri_image
== NULL
)
560 dri2_surf
->back
= &dri2_surf
->color_buffers
[i
];
566 /* If we don't have a buffer, then block on the server to release one for
567 * us, and try again. wl_display_dispatch_queue will process any pending
568 * events, however not all servers flush on issuing a buffer release
569 * event. So, we spam the server with roundtrips as they always cause a
572 if (wl_display_roundtrip_queue(dri2_dpy
->wl_dpy
,
573 dri2_surf
->wl_queue
) < 0)
577 if (dri2_surf
->back
== NULL
)
580 use_flags
= __DRI_IMAGE_USE_SHARE
| __DRI_IMAGE_USE_BACKBUFFER
;
582 if (dri2_dpy
->is_different_gpu
&&
583 dri2_surf
->back
->linear_copy
== NULL
) {
584 /* The LINEAR modifier should be a perfect alias of the LINEAR use
585 * flag; try the new interface first before the old, then fall back. */
586 if (dri2_dpy
->image
->base
.version
>= 15 &&
587 dri2_dpy
->image
->createImageWithModifiers
) {
588 uint64_t linear_mod
= DRM_FORMAT_MOD_LINEAR
;
590 dri2_surf
->back
->linear_copy
=
591 dri2_dpy
->image
->createImageWithModifiers(dri2_dpy
->dri_screen
,
592 dri2_surf
->base
.Width
,
593 dri2_surf
->base
.Height
,
594 linear_dri_image_format
,
599 dri2_surf
->back
->linear_copy
=
600 dri2_dpy
->image
->createImage(dri2_dpy
->dri_screen
,
601 dri2_surf
->base
.Width
,
602 dri2_surf
->base
.Height
,
603 linear_dri_image_format
,
605 __DRI_IMAGE_USE_LINEAR
,
608 if (dri2_surf
->back
->linear_copy
== NULL
)
612 if (dri2_surf
->back
->dri_image
== NULL
) {
613 /* If our DRIImage implementation does not support
614 * createImageWithModifiers, then fall back to the old createImage,
615 * and hope it allocates an image which is acceptable to the winsys.
617 if (num_modifiers
&& dri2_dpy
->image
->base
.version
>= 15 &&
618 dri2_dpy
->image
->createImageWithModifiers
) {
619 dri2_surf
->back
->dri_image
=
620 dri2_dpy
->image
->createImageWithModifiers(dri2_dpy
->dri_screen
,
621 dri2_surf
->base
.Width
,
622 dri2_surf
->base
.Height
,
628 dri2_surf
->back
->dri_image
=
629 dri2_dpy
->image
->createImage(dri2_dpy
->dri_screen
,
630 dri2_surf
->base
.Width
,
631 dri2_surf
->base
.Height
,
633 dri2_dpy
->is_different_gpu
?
638 dri2_surf
->back
->age
= 0;
640 if (dri2_surf
->back
->dri_image
== NULL
)
643 dri2_surf
->back
->locked
= true;
650 back_bo_to_dri_buffer(struct dri2_egl_surface
*dri2_surf
, __DRIbuffer
*buffer
)
652 struct dri2_egl_display
*dri2_dpy
=
653 dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
657 image
= dri2_surf
->back
->dri_image
;
659 dri2_dpy
->image
->queryImage(image
, __DRI_IMAGE_ATTRIB_NAME
, &name
);
660 dri2_dpy
->image
->queryImage(image
, __DRI_IMAGE_ATTRIB_STRIDE
, &pitch
);
662 buffer
->attachment
= __DRI_BUFFER_BACK_LEFT
;
664 buffer
->pitch
= pitch
;
670 update_buffers(struct dri2_egl_surface
*dri2_surf
)
672 struct dri2_egl_display
*dri2_dpy
=
673 dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
675 if (dri2_surf
->base
.Width
!= dri2_surf
->wl_win
->width
||
676 dri2_surf
->base
.Height
!= dri2_surf
->wl_win
->height
) {
678 dri2_surf
->base
.Width
= dri2_surf
->wl_win
->width
;
679 dri2_surf
->base
.Height
= dri2_surf
->wl_win
->height
;
680 dri2_surf
->dx
= dri2_surf
->wl_win
->dx
;
681 dri2_surf
->dy
= dri2_surf
->wl_win
->dy
;
684 if (dri2_surf
->base
.Width
!= dri2_surf
->wl_win
->attached_width
||
685 dri2_surf
->base
.Height
!= dri2_surf
->wl_win
->attached_height
) {
686 dri2_wl_release_buffers(dri2_surf
);
689 if (get_back_bo(dri2_surf
) < 0) {
690 _eglError(EGL_BAD_ALLOC
, "failed to allocate color buffer");
694 /* If we have an extra unlocked buffer at this point, we had to do triple
695 * buffering for a while, but now can go back to just double buffering.
696 * That means we can free any unlocked buffer now. */
697 for (int i
= 0; i
< ARRAY_SIZE(dri2_surf
->color_buffers
); i
++) {
698 if (!dri2_surf
->color_buffers
[i
].locked
&&
699 dri2_surf
->color_buffers
[i
].wl_buffer
) {
700 wl_buffer_destroy(dri2_surf
->color_buffers
[i
].wl_buffer
);
701 dri2_dpy
->image
->destroyImage(dri2_surf
->color_buffers
[i
].dri_image
);
702 if (dri2_dpy
->is_different_gpu
)
703 dri2_dpy
->image
->destroyImage(dri2_surf
->color_buffers
[i
].linear_copy
);
704 dri2_surf
->color_buffers
[i
].wl_buffer
= NULL
;
705 dri2_surf
->color_buffers
[i
].dri_image
= NULL
;
706 dri2_surf
->color_buffers
[i
].linear_copy
= NULL
;
714 update_buffers_if_needed(struct dri2_egl_surface
*dri2_surf
)
716 if (dri2_surf
->back
!= NULL
)
719 return update_buffers(dri2_surf
);
723 dri2_wl_get_buffers_with_format(__DRIdrawable
* driDrawable
,
724 int *width
, int *height
,
725 unsigned int *attachments
, int count
,
726 int *out_count
, void *loaderPrivate
)
728 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
731 if (update_buffers(dri2_surf
) < 0)
734 for (i
= 0, j
= 0; i
< 2 * count
; i
+= 2, j
++) {
737 switch (attachments
[i
]) {
738 case __DRI_BUFFER_BACK_LEFT
:
739 back_bo_to_dri_buffer(dri2_surf
, &dri2_surf
->buffers
[j
]);
742 local
= dri2_egl_surface_alloc_local_buffer(dri2_surf
, attachments
[i
],
746 _eglError(EGL_BAD_ALLOC
, "failed to allocate local buffer");
749 dri2_surf
->buffers
[j
] = *local
;
758 *width
= dri2_surf
->base
.Width
;
759 *height
= dri2_surf
->base
.Height
;
761 return dri2_surf
->buffers
;
765 dri2_wl_get_buffers(__DRIdrawable
* driDrawable
,
766 int *width
, int *height
,
767 unsigned int *attachments
, int count
,
768 int *out_count
, void *loaderPrivate
)
770 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
771 unsigned int *attachments_with_format
;
773 int visual_idx
= dri2_wl_visual_idx_from_fourcc(dri2_surf
->format
);
775 if (visual_idx
== -1)
778 attachments_with_format
= calloc(count
, 2 * sizeof(unsigned int));
779 if (!attachments_with_format
) {
784 for (int i
= 0; i
< count
; ++i
) {
785 attachments_with_format
[2*i
] = attachments
[i
];
786 attachments_with_format
[2*i
+ 1] = dri2_wl_visuals
[visual_idx
].bpp
;
790 dri2_wl_get_buffers_with_format(driDrawable
,
792 attachments_with_format
, count
,
793 out_count
, loaderPrivate
);
795 free(attachments_with_format
);
801 image_get_buffers(__DRIdrawable
*driDrawable
,
805 uint32_t buffer_mask
,
806 struct __DRIimageList
*buffers
)
808 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
810 if (update_buffers(dri2_surf
) < 0)
813 buffers
->image_mask
= __DRI_IMAGE_BUFFER_BACK
;
814 buffers
->back
= dri2_surf
->back
->dri_image
;
820 dri2_wl_flush_front_buffer(__DRIdrawable
* driDrawable
, void *loaderPrivate
)
823 (void) loaderPrivate
;
827 dri2_wl_get_capability(void *loaderPrivate
, enum dri_loader_cap cap
)
830 case DRI_LOADER_CAP_FP16
:
837 static const __DRIdri2LoaderExtension dri2_loader_extension
= {
838 .base
= { __DRI_DRI2_LOADER
, 4 },
840 .getBuffers
= dri2_wl_get_buffers
,
841 .flushFrontBuffer
= dri2_wl_flush_front_buffer
,
842 .getBuffersWithFormat
= dri2_wl_get_buffers_with_format
,
843 .getCapability
= dri2_wl_get_capability
,
846 static const __DRIimageLoaderExtension image_loader_extension
= {
847 .base
= { __DRI_IMAGE_LOADER
, 2 },
849 .getBuffers
= image_get_buffers
,
850 .flushFrontBuffer
= dri2_wl_flush_front_buffer
,
851 .getCapability
= dri2_wl_get_capability
,
855 wayland_throttle_callback(void *data
,
856 struct wl_callback
*callback
,
859 struct dri2_egl_surface
*dri2_surf
= data
;
861 dri2_surf
->throttle_callback
= NULL
;
862 wl_callback_destroy(callback
);
865 static const struct wl_callback_listener throttle_listener
= {
866 .done
= wayland_throttle_callback
870 get_fourcc(struct dri2_egl_display
*dri2_dpy
,
871 __DRIimage
*image
, int *fourcc
)
877 query
= dri2_dpy
->image
->queryImage(image
, __DRI_IMAGE_ATTRIB_FOURCC
,
882 query
= dri2_dpy
->image
->queryImage(image
, __DRI_IMAGE_ATTRIB_FORMAT
,
887 visual_idx
= dri2_wl_visual_idx_from_dri_image_format(dri_format
);
888 if (visual_idx
== -1)
891 *fourcc
= dri2_wl_visuals
[visual_idx
].wl_drm_format
;
895 static struct wl_buffer
*
896 create_wl_buffer(struct dri2_egl_display
*dri2_dpy
,
897 struct dri2_egl_surface
*dri2_surf
,
900 struct wl_buffer
*ret
;
902 int width
, height
, fourcc
, num_planes
;
903 uint64_t modifier
= DRM_FORMAT_MOD_INVALID
;
905 query
= dri2_dpy
->image
->queryImage(image
, __DRI_IMAGE_ATTRIB_WIDTH
, &width
);
906 query
&= dri2_dpy
->image
->queryImage(image
, __DRI_IMAGE_ATTRIB_HEIGHT
,
908 query
&= get_fourcc(dri2_dpy
, image
, &fourcc
);
912 query
= dri2_dpy
->image
->queryImage(image
, __DRI_IMAGE_ATTRIB_NUM_PLANES
,
917 if (dri2_dpy
->image
->base
.version
>= 15) {
920 query
= dri2_dpy
->image
->queryImage(image
,
921 __DRI_IMAGE_ATTRIB_MODIFIER_UPPER
,
923 query
&= dri2_dpy
->image
->queryImage(image
,
924 __DRI_IMAGE_ATTRIB_MODIFIER_LOWER
,
927 modifier
= combine_u32_into_u64(mod_hi
, mod_lo
);
931 bool supported_modifier
= false;
932 bool mod_invalid_supported
= false;
933 int visual_idx
= dri2_wl_visual_idx_from_fourcc(fourcc
);
934 assert(visual_idx
!= -1);
937 u_vector_foreach(mod
, &dri2_dpy
->wl_modifiers
[visual_idx
]) {
938 if (*mod
== DRM_FORMAT_MOD_INVALID
) {
939 mod_invalid_supported
= true;
941 if (*mod
== modifier
) {
942 supported_modifier
= true;
946 if (!supported_modifier
&& mod_invalid_supported
) {
947 /* If the server has advertised DRM_FORMAT_MOD_INVALID then we trust
948 * that the client has allocated the buffer with the right implicit
949 * modifier for the format, even though it's allocated a buffer the
950 * server hasn't explicitly claimed to support. */
951 modifier
= DRM_FORMAT_MOD_INVALID
;
952 supported_modifier
= true;
955 if (dri2_dpy
->wl_dmabuf
&& supported_modifier
) {
956 struct zwp_linux_buffer_params_v1
*params
;
959 /* We don't need a wrapper for wl_dmabuf objects, because we have to
960 * create the intermediate params object; we can set the queue on this,
961 * and the wl_buffer inherits it race-free. */
962 params
= zwp_linux_dmabuf_v1_create_params(dri2_dpy
->wl_dmabuf
);
964 wl_proxy_set_queue((struct wl_proxy
*) params
, dri2_surf
->wl_queue
);
966 for (i
= 0; i
< num_planes
; i
++) {
971 p_image
= dri2_dpy
->image
->fromPlanar(image
, i
, NULL
);
977 query
= dri2_dpy
->image
->queryImage(p_image
,
978 __DRI_IMAGE_ATTRIB_FD
,
980 query
&= dri2_dpy
->image
->queryImage(p_image
,
981 __DRI_IMAGE_ATTRIB_STRIDE
,
983 query
&= dri2_dpy
->image
->queryImage(p_image
,
984 __DRI_IMAGE_ATTRIB_OFFSET
,
986 if (image
!= p_image
)
987 dri2_dpy
->image
->destroyImage(p_image
);
992 zwp_linux_buffer_params_v1_destroy(params
);
996 zwp_linux_buffer_params_v1_add(params
, fd
, i
, offset
, stride
,
997 modifier
>> 32, modifier
& 0xffffffff);
1001 ret
= zwp_linux_buffer_params_v1_create_immed(params
, width
, height
,
1003 zwp_linux_buffer_params_v1_destroy(params
);
1004 } else if (dri2_dpy
->capabilities
& WL_DRM_CAPABILITY_PRIME
) {
1005 struct wl_drm
*wl_drm
=
1006 dri2_surf
? dri2_surf
->wl_drm_wrapper
: dri2_dpy
->wl_drm
;
1012 dri2_dpy
->image
->queryImage(image
, __DRI_IMAGE_ATTRIB_FD
, &fd
);
1013 dri2_dpy
->image
->queryImage(image
, __DRI_IMAGE_ATTRIB_STRIDE
, &stride
);
1014 ret
= wl_drm_create_prime_buffer(wl_drm
, fd
, width
, height
, fourcc
, 0,
1015 stride
, 0, 0, 0, 0);
1018 struct wl_drm
*wl_drm
=
1019 dri2_surf
? dri2_surf
->wl_drm_wrapper
: dri2_dpy
->wl_drm
;
1025 dri2_dpy
->image
->queryImage(image
, __DRI_IMAGE_ATTRIB_NAME
, &name
);
1026 dri2_dpy
->image
->queryImage(image
, __DRI_IMAGE_ATTRIB_STRIDE
, &stride
);
1027 ret
= wl_drm_create_buffer(wl_drm
, name
, width
, height
, stride
, fourcc
);
1034 try_damage_buffer(struct dri2_egl_surface
*dri2_surf
,
1035 const EGLint
*rects
,
1038 if (wl_proxy_get_version((struct wl_proxy
*) dri2_surf
->wl_surface_wrapper
)
1039 < WL_SURFACE_DAMAGE_BUFFER_SINCE_VERSION
)
1042 for (int i
= 0; i
< n_rects
; i
++) {
1043 const int *rect
= &rects
[i
* 4];
1045 wl_surface_damage_buffer(dri2_surf
->wl_surface_wrapper
,
1047 dri2_surf
->base
.Height
- rect
[1] - rect
[3],
1053 * Called via eglSwapBuffers(), drv->API.SwapBuffers().
1056 dri2_wl_swap_buffers_with_damage(_EGLDriver
*drv
,
1059 const EGLint
*rects
,
1062 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1063 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(draw
);
1065 while (dri2_surf
->throttle_callback
!= NULL
)
1066 if (wl_display_dispatch_queue(dri2_dpy
->wl_dpy
,
1067 dri2_surf
->wl_queue
) == -1)
1070 for (int i
= 0; i
< ARRAY_SIZE(dri2_surf
->color_buffers
); i
++)
1071 if (dri2_surf
->color_buffers
[i
].age
> 0)
1072 dri2_surf
->color_buffers
[i
].age
++;
1074 /* Make sure we have a back buffer in case we're swapping without ever
1076 if (update_buffers_if_needed(dri2_surf
) < 0)
1077 return _eglError(EGL_BAD_ALLOC
, "dri2_swap_buffers");
1079 if (draw
->SwapInterval
> 0) {
1080 dri2_surf
->throttle_callback
=
1081 wl_surface_frame(dri2_surf
->wl_surface_wrapper
);
1082 wl_callback_add_listener(dri2_surf
->throttle_callback
,
1083 &throttle_listener
, dri2_surf
);
1086 dri2_surf
->back
->age
= 1;
1087 dri2_surf
->current
= dri2_surf
->back
;
1088 dri2_surf
->back
= NULL
;
1090 if (!dri2_surf
->current
->wl_buffer
) {
1093 if (dri2_dpy
->is_different_gpu
)
1094 image
= dri2_surf
->current
->linear_copy
;
1096 image
= dri2_surf
->current
->dri_image
;
1098 dri2_surf
->current
->wl_buffer
=
1099 create_wl_buffer(dri2_dpy
, dri2_surf
, image
);
1101 dri2_surf
->current
->wl_release
= false;
1103 wl_buffer_add_listener(dri2_surf
->current
->wl_buffer
,
1104 &wl_buffer_listener
, dri2_surf
);
1107 wl_surface_attach(dri2_surf
->wl_surface_wrapper
,
1108 dri2_surf
->current
->wl_buffer
,
1109 dri2_surf
->dx
, dri2_surf
->dy
);
1111 dri2_surf
->wl_win
->attached_width
= dri2_surf
->base
.Width
;
1112 dri2_surf
->wl_win
->attached_height
= dri2_surf
->base
.Height
;
1113 /* reset resize growing parameters */
1117 /* If the compositor doesn't support damage_buffer, we deliberately
1118 * ignore the damage region and post maximum damage, due to
1119 * https://bugs.freedesktop.org/78190 */
1120 if (!n_rects
|| !try_damage_buffer(dri2_surf
, rects
, n_rects
))
1121 wl_surface_damage(dri2_surf
->wl_surface_wrapper
,
1122 0, 0, INT32_MAX
, INT32_MAX
);
1124 if (dri2_dpy
->is_different_gpu
) {
1125 _EGLContext
*ctx
= _eglGetCurrentContext();
1126 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
1127 dri2_dpy
->image
->blitImage(dri2_ctx
->dri_context
,
1128 dri2_surf
->current
->linear_copy
,
1129 dri2_surf
->current
->dri_image
,
1130 0, 0, dri2_surf
->base
.Width
,
1131 dri2_surf
->base
.Height
,
1132 0, 0, dri2_surf
->base
.Width
,
1133 dri2_surf
->base
.Height
, 0);
1136 dri2_flush_drawable_for_swapbuffers(disp
, draw
);
1137 dri2_dpy
->flush
->invalidate(dri2_surf
->dri_drawable
);
1139 wl_surface_commit(dri2_surf
->wl_surface_wrapper
);
1141 /* If we're not waiting for a frame callback then we'll at least throttle
1142 * to a sync callback so that we always give a chance for the compositor to
1143 * handle the commit and send a release event before checking for a free
1145 if (dri2_surf
->throttle_callback
== NULL
) {
1146 dri2_surf
->throttle_callback
= wl_display_sync(dri2_surf
->wl_dpy_wrapper
);
1147 wl_callback_add_listener(dri2_surf
->throttle_callback
,
1148 &throttle_listener
, dri2_surf
);
1151 wl_display_flush(dri2_dpy
->wl_dpy
);
1157 dri2_wl_query_buffer_age(_EGLDriver
*drv
,
1158 _EGLDisplay
*disp
, _EGLSurface
*surface
)
1160 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surface
);
1162 if (update_buffers_if_needed(dri2_surf
) < 0) {
1163 _eglError(EGL_BAD_ALLOC
, "dri2_query_buffer_age");
1167 return dri2_surf
->back
->age
;
1171 dri2_wl_swap_buffers(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*draw
)
1173 return dri2_wl_swap_buffers_with_damage(drv
, disp
, draw
, NULL
, 0);
1176 static struct wl_buffer
*
1177 dri2_wl_create_wayland_buffer_from_image(_EGLDriver
*drv
,
1181 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1182 struct dri2_egl_image
*dri2_img
= dri2_egl_image(img
);
1183 __DRIimage
*image
= dri2_img
->dri_image
;
1184 struct wl_buffer
*buffer
;
1185 int format
, visual_idx
;
1187 /* Check the upstream display supports this buffer's format. */
1188 dri2_dpy
->image
->queryImage(image
, __DRI_IMAGE_ATTRIB_FORMAT
, &format
);
1189 visual_idx
= dri2_wl_visual_idx_from_dri_image_format(format
);
1190 if (visual_idx
== -1)
1193 if (!BITSET_TEST(dri2_dpy
->formats
, visual_idx
))
1196 buffer
= create_wl_buffer(dri2_dpy
, NULL
, image
);
1198 /* The buffer object will have been created with our internal event queue
1199 * because it is using wl_dmabuf/wl_drm as a proxy factory. We want the
1200 * buffer to be used by the application so we'll reset it to the display's
1201 * default event queue. This isn't actually racy, as the only event the
1202 * buffer can get is a buffer release, which doesn't happen with an explicit
1205 wl_proxy_set_queue((struct wl_proxy
*) buffer
, NULL
);
1210 _eglError(EGL_BAD_MATCH
, "unsupported image format");
1215 dri2_wl_authenticate(_EGLDisplay
*disp
, uint32_t id
)
1217 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1220 if (dri2_dpy
->is_render_node
) {
1221 _eglLog(_EGL_WARNING
, "wayland-egl: client asks server to "
1222 "authenticate for render-nodes");
1225 dri2_dpy
->authenticated
= false;
1227 wl_drm_authenticate(dri2_dpy
->wl_drm
, id
);
1228 if (roundtrip(dri2_dpy
) < 0)
1231 if (!dri2_dpy
->authenticated
)
1234 /* reset authenticated */
1235 dri2_dpy
->authenticated
= true;
1241 drm_handle_device(void *data
, struct wl_drm
*drm
, const char *device
)
1243 struct dri2_egl_display
*dri2_dpy
= data
;
1246 dri2_dpy
->device_name
= strdup(device
);
1247 if (!dri2_dpy
->device_name
)
1250 dri2_dpy
->fd
= loader_open_device(dri2_dpy
->device_name
);
1251 if (dri2_dpy
->fd
== -1) {
1252 _eglLog(_EGL_WARNING
, "wayland-egl: could not open %s (%s)",
1253 dri2_dpy
->device_name
, strerror(errno
));
1254 free(dri2_dpy
->device_name
);
1255 dri2_dpy
->device_name
= NULL
;
1259 if (drmGetNodeTypeFromFd(dri2_dpy
->fd
) == DRM_NODE_RENDER
) {
1260 dri2_dpy
->authenticated
= true;
1262 if (drmGetMagic(dri2_dpy
->fd
, &magic
)) {
1263 close(dri2_dpy
->fd
);
1265 free(dri2_dpy
->device_name
);
1266 dri2_dpy
->device_name
= NULL
;
1267 _eglLog(_EGL_WARNING
, "wayland-egl: drmGetMagic failed");
1270 wl_drm_authenticate(dri2_dpy
->wl_drm
, magic
);
1275 drm_handle_format(void *data
, struct wl_drm
*drm
, uint32_t format
)
1277 struct dri2_egl_display
*dri2_dpy
= data
;
1278 int visual_idx
= dri2_wl_visual_idx_from_fourcc(format
);
1280 if (visual_idx
== -1)
1283 BITSET_SET(dri2_dpy
->formats
, visual_idx
);
1287 drm_handle_capabilities(void *data
, struct wl_drm
*drm
, uint32_t value
)
1289 struct dri2_egl_display
*dri2_dpy
= data
;
1291 dri2_dpy
->capabilities
= value
;
1295 drm_handle_authenticated(void *data
, struct wl_drm
*drm
)
1297 struct dri2_egl_display
*dri2_dpy
= data
;
1299 dri2_dpy
->authenticated
= true;
1302 static const struct wl_drm_listener drm_listener
= {
1303 .device
= drm_handle_device
,
1304 .format
= drm_handle_format
,
1305 .authenticated
= drm_handle_authenticated
,
1306 .capabilities
= drm_handle_capabilities
1310 dmabuf_ignore_format(void *data
, struct zwp_linux_dmabuf_v1
*dmabuf
,
1313 /* formats are implicitly advertised by the 'modifier' event, so ignore */
1317 dmabuf_handle_modifier(void *data
, struct zwp_linux_dmabuf_v1
*dmabuf
,
1318 uint32_t format
, uint32_t modifier_hi
,
1319 uint32_t modifier_lo
)
1321 struct dri2_egl_display
*dri2_dpy
= data
;
1322 int visual_idx
= dri2_wl_visual_idx_from_fourcc(format
);
1325 if (visual_idx
== -1)
1328 BITSET_SET(dri2_dpy
->formats
, visual_idx
);
1330 mod
= u_vector_add(&dri2_dpy
->wl_modifiers
[visual_idx
]);
1331 *mod
= combine_u32_into_u64(modifier_hi
, modifier_lo
);
1334 static const struct zwp_linux_dmabuf_v1_listener dmabuf_listener
= {
1335 .format
= dmabuf_ignore_format
,
1336 .modifier
= dmabuf_handle_modifier
,
1340 registry_handle_global_drm(void *data
, struct wl_registry
*registry
,
1341 uint32_t name
, const char *interface
,
1344 struct dri2_egl_display
*dri2_dpy
= data
;
1346 if (strcmp(interface
, "wl_drm") == 0) {
1348 wl_registry_bind(registry
, name
, &wl_drm_interface
, MIN2(version
, 2));
1349 wl_drm_add_listener(dri2_dpy
->wl_drm
, &drm_listener
, dri2_dpy
);
1350 } else if (strcmp(interface
, "zwp_linux_dmabuf_v1") == 0 && version
>= 3) {
1351 dri2_dpy
->wl_dmabuf
=
1352 wl_registry_bind(registry
, name
, &zwp_linux_dmabuf_v1_interface
,
1354 zwp_linux_dmabuf_v1_add_listener(dri2_dpy
->wl_dmabuf
, &dmabuf_listener
,
1360 registry_handle_global_remove(void *data
, struct wl_registry
*registry
,
1365 static const struct wl_registry_listener registry_listener_drm
= {
1366 .global
= registry_handle_global_drm
,
1367 .global_remove
= registry_handle_global_remove
1371 dri2_wl_setup_swap_interval(_EGLDisplay
*disp
)
1373 /* We can't use values greater than 1 on Wayland because we are using the
1374 * frame callback to synchronise the frame and the only way we be sure to
1375 * get a frame callback is to attach a new buffer. Therefore we can't just
1376 * sit drawing nothing to wait until the next ‘n’ frame callbacks */
1378 dri2_setup_swap_interval(disp
, 1);
1381 static const struct dri2_egl_display_vtbl dri2_wl_display_vtbl
= {
1382 .authenticate
= dri2_wl_authenticate
,
1383 .create_window_surface
= dri2_wl_create_window_surface
,
1384 .create_pixmap_surface
= dri2_wl_create_pixmap_surface
,
1385 .create_pbuffer_surface
= dri2_fallback_create_pbuffer_surface
,
1386 .destroy_surface
= dri2_wl_destroy_surface
,
1387 .create_image
= dri2_create_image_khr
,
1388 .swap_buffers
= dri2_wl_swap_buffers
,
1389 .swap_buffers_with_damage
= dri2_wl_swap_buffers_with_damage
,
1390 .swap_buffers_region
= dri2_fallback_swap_buffers_region
,
1391 .post_sub_buffer
= dri2_fallback_post_sub_buffer
,
1392 .copy_buffers
= dri2_fallback_copy_buffers
,
1393 .query_buffer_age
= dri2_wl_query_buffer_age
,
1394 .create_wayland_buffer_from_image
= dri2_wl_create_wayland_buffer_from_image
,
1395 .get_sync_values
= dri2_fallback_get_sync_values
,
1396 .get_dri_drawable
= dri2_surface_get_dri_drawable
,
1399 static const __DRIextension
*dri2_loader_extensions
[] = {
1400 &dri2_loader_extension
.base
,
1401 &image_loader_extension
.base
,
1402 &image_lookup_extension
.base
,
1403 &use_invalidate
.base
,
1407 static const __DRIextension
*image_loader_extensions
[] = {
1408 &image_loader_extension
.base
,
1409 &image_lookup_extension
.base
,
1410 &use_invalidate
.base
,
1415 dri2_wl_add_configs_for_visuals(_EGLDriver
*drv
, _EGLDisplay
*disp
)
1417 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1418 unsigned int format_count
[ARRAY_SIZE(dri2_wl_visuals
)] = { 0 };
1419 unsigned int count
= 0;
1422 for (unsigned i
= 0; dri2_dpy
->driver_configs
[i
]; i
++) {
1425 for (unsigned j
= 0; j
< ARRAY_SIZE(dri2_wl_visuals
); j
++) {
1426 struct dri2_egl_config
*dri2_conf
;
1428 if (!BITSET_TEST(dri2_dpy
->formats
, j
))
1431 dri2_conf
= dri2_add_config(disp
, dri2_dpy
->driver_configs
[i
],
1432 count
+ 1, EGL_WINDOW_BIT
, NULL
, dri2_wl_visuals
[j
].rgba_shifts
, dri2_wl_visuals
[j
].rgba_sizes
);
1434 if (dri2_conf
->base
.ConfigID
== count
+ 1)
1441 if (!assigned
&& dri2_dpy
->is_different_gpu
) {
1442 struct dri2_egl_config
*dri2_conf
;
1443 int alt_dri_image_format
, c
, s
;
1445 /* No match for config. Try if we can blitImage convert to a visual */
1446 c
= dri2_wl_visual_idx_from_config(dri2_dpy
,
1447 dri2_dpy
->driver_configs
[i
]);
1452 /* Find optimal target visual for blitImage conversion, if any. */
1453 alt_dri_image_format
= dri2_wl_visuals
[c
].alt_dri_image_format
;
1454 s
= dri2_wl_visual_idx_from_dri_image_format(alt_dri_image_format
);
1456 if (s
== -1 || !BITSET_TEST(dri2_dpy
->formats
, s
))
1459 /* Visual s works for the Wayland server, and c can be converted into s
1460 * by our client gpu during PRIME blitImage conversion to a linear
1461 * wl_buffer, so add visual c as supported by the client renderer.
1463 dri2_conf
= dri2_add_config(disp
, dri2_dpy
->driver_configs
[i
],
1464 count
+ 1, EGL_WINDOW_BIT
, NULL
,
1465 dri2_wl_visuals
[c
].rgba_shifts
,
1466 dri2_wl_visuals
[c
].rgba_sizes
);
1468 if (dri2_conf
->base
.ConfigID
== count
+ 1)
1471 if (format_count
[c
] == 1)
1472 _eglLog(_EGL_DEBUG
, "Client format %s to server format %s via "
1473 "PRIME blitImage.", dri2_wl_visuals
[c
].format_name
,
1474 dri2_wl_visuals
[s
].format_name
);
1479 for (unsigned i
= 0; i
< ARRAY_SIZE(format_count
); i
++) {
1480 if (!format_count
[i
]) {
1481 _eglLog(_EGL_DEBUG
, "No DRI config supports native format %s",
1482 dri2_wl_visuals
[i
].format_name
);
1486 return (count
!= 0);
1490 dri2_initialize_wayland_drm(_EGLDriver
*drv
, _EGLDisplay
*disp
)
1493 struct dri2_egl_display
*dri2_dpy
;
1495 dri2_dpy
= calloc(1, sizeof *dri2_dpy
);
1497 return _eglError(EGL_BAD_ALLOC
, "eglInitialize");
1500 disp
->DriverData
= (void *) dri2_dpy
;
1501 if (disp
->PlatformDisplay
== NULL
) {
1502 dri2_dpy
->wl_dpy
= wl_display_connect(NULL
);
1503 if (dri2_dpy
->wl_dpy
== NULL
)
1505 dri2_dpy
->own_device
= true;
1507 dri2_dpy
->wl_dpy
= disp
->PlatformDisplay
;
1510 dri2_dpy
->wl_modifiers
=
1511 calloc(ARRAY_SIZE(dri2_wl_visuals
), sizeof(*dri2_dpy
->wl_modifiers
));
1512 if (!dri2_dpy
->wl_modifiers
)
1514 for (int i
= 0; i
< ARRAY_SIZE(dri2_wl_visuals
); i
++) {
1515 if (!u_vector_init(&dri2_dpy
->wl_modifiers
[i
], sizeof(uint64_t), 32))
1519 dri2_dpy
->wl_queue
= wl_display_create_queue(dri2_dpy
->wl_dpy
);
1521 dri2_dpy
->wl_dpy_wrapper
= wl_proxy_create_wrapper(dri2_dpy
->wl_dpy
);
1522 if (dri2_dpy
->wl_dpy_wrapper
== NULL
)
1525 wl_proxy_set_queue((struct wl_proxy
*) dri2_dpy
->wl_dpy_wrapper
,
1526 dri2_dpy
->wl_queue
);
1528 if (dri2_dpy
->own_device
)
1529 wl_display_dispatch_pending(dri2_dpy
->wl_dpy
);
1531 dri2_dpy
->wl_registry
= wl_display_get_registry(dri2_dpy
->wl_dpy_wrapper
);
1532 wl_registry_add_listener(dri2_dpy
->wl_registry
,
1533 ®istry_listener_drm
, dri2_dpy
);
1534 if (roundtrip(dri2_dpy
) < 0 || dri2_dpy
->wl_drm
== NULL
)
1537 if (roundtrip(dri2_dpy
) < 0 || dri2_dpy
->fd
== -1)
1540 if (roundtrip(dri2_dpy
) < 0 || !dri2_dpy
->authenticated
)
1543 dri2_dpy
->fd
= loader_get_user_preferred_fd(dri2_dpy
->fd
,
1544 &dri2_dpy
->is_different_gpu
);
1545 dev
= _eglAddDevice(dri2_dpy
->fd
, false);
1547 _eglError(EGL_NOT_INITIALIZED
, "DRI2: failed to find EGLDevice");
1553 if (dri2_dpy
->is_different_gpu
) {
1554 free(dri2_dpy
->device_name
);
1555 dri2_dpy
->device_name
= loader_get_device_name_for_fd(dri2_dpy
->fd
);
1556 if (!dri2_dpy
->device_name
) {
1557 _eglError(EGL_BAD_ALLOC
, "wayland-egl: failed to get device name "
1558 "for requested GPU");
1563 /* we have to do the check now, because loader_get_user_preferred_fd
1564 * will return a render-node when the requested gpu is different
1565 * to the server, but also if the client asks for the same gpu than
1566 * the server by requesting its pci-id */
1567 dri2_dpy
->is_render_node
= drmGetNodeTypeFromFd(dri2_dpy
->fd
) == DRM_NODE_RENDER
;
1569 dri2_dpy
->driver_name
= loader_get_driver_for_fd(dri2_dpy
->fd
);
1570 if (dri2_dpy
->driver_name
== NULL
) {
1571 _eglError(EGL_BAD_ALLOC
, "DRI2: failed to get driver name");
1575 /* render nodes cannot use Gem names, and thus do not support
1576 * the __DRI_DRI2_LOADER extension */
1577 if (!dri2_dpy
->is_render_node
) {
1578 dri2_dpy
->loader_extensions
= dri2_loader_extensions
;
1579 if (!dri2_load_driver(disp
)) {
1580 _eglError(EGL_BAD_ALLOC
, "DRI2: failed to load driver");
1584 dri2_dpy
->loader_extensions
= image_loader_extensions
;
1585 if (!dri2_load_driver_dri3(disp
)) {
1586 _eglError(EGL_BAD_ALLOC
, "DRI3: failed to load driver");
1591 if (!dri2_create_screen(disp
))
1594 if (!dri2_setup_extensions(disp
))
1597 dri2_setup_screen(disp
);
1599 dri2_wl_setup_swap_interval(disp
);
1601 /* To use Prime, we must have _DRI_IMAGE v7 at least.
1602 * createImageFromFds support indicates that Prime export/import
1603 * is supported by the driver. Fall back to
1604 * gem names if we don't have Prime support. */
1606 if (dri2_dpy
->image
->base
.version
< 7 ||
1607 dri2_dpy
->image
->createImageFromFds
== NULL
)
1608 dri2_dpy
->capabilities
&= ~WL_DRM_CAPABILITY_PRIME
;
1610 /* We cannot use Gem names with render-nodes, only prime fds (dma-buf).
1611 * The server needs to accept them */
1612 if (dri2_dpy
->is_render_node
&&
1613 !(dri2_dpy
->capabilities
& WL_DRM_CAPABILITY_PRIME
)) {
1614 _eglLog(_EGL_WARNING
, "wayland-egl: display is not render-node capable");
1618 if (dri2_dpy
->is_different_gpu
&&
1619 (dri2_dpy
->image
->base
.version
< 9 ||
1620 dri2_dpy
->image
->blitImage
== NULL
)) {
1621 _eglLog(_EGL_WARNING
, "wayland-egl: Different GPU selected, but the "
1622 "Image extension in the driver is not "
1623 "compatible. Version 9 or later and blitImage() "
1628 if (!dri2_wl_add_configs_for_visuals(drv
, disp
)) {
1629 _eglError(EGL_NOT_INITIALIZED
, "DRI2: failed to add configs");
1633 dri2_set_WL_bind_wayland_display(drv
, disp
);
1634 /* When cannot convert EGLImage to wl_buffer when on a different gpu,
1635 * because the buffer of the EGLImage has likely a tiling mode the server
1636 * gpu won't support. These is no way to check for now. Thus do not support the
1638 if (!dri2_dpy
->is_different_gpu
)
1639 disp
->Extensions
.WL_create_wayland_buffer_from_image
= EGL_TRUE
;
1641 disp
->Extensions
.EXT_buffer_age
= EGL_TRUE
;
1643 disp
->Extensions
.EXT_swap_buffers_with_damage
= EGL_TRUE
;
1645 /* Fill vtbl last to prevent accidentally calling virtual function during
1648 dri2_dpy
->vtbl
= &dri2_wl_display_vtbl
;
1653 dri2_display_destroy(disp
);
1658 dri2_wl_swrast_get_stride_for_format(int format
, int w
)
1660 int visual_idx
= dri2_wl_visual_idx_from_shm_format(format
);
1662 assume(visual_idx
!= -1);
1664 return w
* (dri2_wl_visuals
[visual_idx
].bpp
/ 8);
1668 dri2_wl_swrast_allocate_buffer(struct dri2_egl_surface
*dri2_surf
,
1669 int format
, int w
, int h
,
1670 void **data
, int *size
,
1671 struct wl_buffer
**buffer
)
1673 struct dri2_egl_display
*dri2_dpy
=
1674 dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
1675 struct wl_shm_pool
*pool
;
1676 int fd
, stride
, size_map
;
1679 stride
= dri2_wl_swrast_get_stride_for_format(format
, w
);
1680 size_map
= h
* stride
;
1682 /* Create a shareable buffer */
1683 fd
= os_create_anonymous_file(size_map
, NULL
);
1687 data_map
= mmap(NULL
, size_map
, PROT_READ
| PROT_WRITE
, MAP_SHARED
, fd
, 0);
1688 if (data_map
== MAP_FAILED
) {
1693 /* Share it in a wl_buffer */
1694 pool
= wl_shm_create_pool(dri2_dpy
->wl_shm
, fd
, size_map
);
1695 wl_proxy_set_queue((struct wl_proxy
*)pool
, dri2_surf
->wl_queue
);
1696 *buffer
= wl_shm_pool_create_buffer(pool
, 0, w
, h
, stride
, format
);
1697 wl_shm_pool_destroy(pool
);
1706 swrast_update_buffers(struct dri2_egl_surface
*dri2_surf
)
1708 struct dri2_egl_display
*dri2_dpy
=
1709 dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
1711 /* we need to do the following operations only once per frame */
1712 if (dri2_surf
->back
)
1715 if (dri2_surf
->base
.Width
!= dri2_surf
->wl_win
->width
||
1716 dri2_surf
->base
.Height
!= dri2_surf
->wl_win
->height
) {
1718 dri2_wl_release_buffers(dri2_surf
);
1720 dri2_surf
->base
.Width
= dri2_surf
->wl_win
->width
;
1721 dri2_surf
->base
.Height
= dri2_surf
->wl_win
->height
;
1722 dri2_surf
->dx
= dri2_surf
->wl_win
->dx
;
1723 dri2_surf
->dy
= dri2_surf
->wl_win
->dy
;
1724 dri2_surf
->current
= NULL
;
1727 /* find back buffer */
1729 /* There might be a buffer release already queued that wasn't processed */
1730 wl_display_dispatch_queue_pending(dri2_dpy
->wl_dpy
, dri2_surf
->wl_queue
);
1732 /* try get free buffer already created */
1733 for (int i
= 0; i
< ARRAY_SIZE(dri2_surf
->color_buffers
); i
++) {
1734 if (!dri2_surf
->color_buffers
[i
].locked
&&
1735 dri2_surf
->color_buffers
[i
].wl_buffer
) {
1736 dri2_surf
->back
= &dri2_surf
->color_buffers
[i
];
1741 /* else choose any another free location */
1742 if (!dri2_surf
->back
) {
1743 for (int i
= 0; i
< ARRAY_SIZE(dri2_surf
->color_buffers
); i
++) {
1744 if (!dri2_surf
->color_buffers
[i
].locked
) {
1745 dri2_surf
->back
= &dri2_surf
->color_buffers
[i
];
1746 if (!dri2_wl_swrast_allocate_buffer(dri2_surf
,
1748 dri2_surf
->base
.Width
,
1749 dri2_surf
->base
.Height
,
1750 &dri2_surf
->back
->data
,
1751 &dri2_surf
->back
->data_size
,
1752 &dri2_surf
->back
->wl_buffer
)) {
1753 _eglError(EGL_BAD_ALLOC
, "failed to allocate color buffer");
1756 wl_buffer_add_listener(dri2_surf
->back
->wl_buffer
,
1757 &wl_buffer_listener
, dri2_surf
);
1763 if (!dri2_surf
->back
) {
1764 _eglError(EGL_BAD_ALLOC
, "failed to find free buffer");
1768 dri2_surf
->back
->locked
= true;
1770 /* If we have an extra unlocked buffer at this point, we had to do triple
1771 * buffering for a while, but now can go back to just double buffering.
1772 * That means we can free any unlocked buffer now. */
1773 for (int i
= 0; i
< ARRAY_SIZE(dri2_surf
->color_buffers
); i
++) {
1774 if (!dri2_surf
->color_buffers
[i
].locked
&&
1775 dri2_surf
->color_buffers
[i
].wl_buffer
) {
1776 wl_buffer_destroy(dri2_surf
->color_buffers
[i
].wl_buffer
);
1777 munmap(dri2_surf
->color_buffers
[i
].data
,
1778 dri2_surf
->color_buffers
[i
].data_size
);
1779 dri2_surf
->color_buffers
[i
].wl_buffer
= NULL
;
1780 dri2_surf
->color_buffers
[i
].data
= NULL
;
1788 dri2_wl_swrast_get_frontbuffer_data(struct dri2_egl_surface
*dri2_surf
)
1790 /* if there has been a resize: */
1791 if (!dri2_surf
->current
)
1794 return dri2_surf
->current
->data
;
1798 dri2_wl_swrast_get_backbuffer_data(struct dri2_egl_surface
*dri2_surf
)
1800 assert(dri2_surf
->back
);
1801 return dri2_surf
->back
->data
;
1805 dri2_wl_swrast_commit_backbuffer(struct dri2_egl_surface
*dri2_surf
)
1807 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
1809 while (dri2_surf
->throttle_callback
!= NULL
)
1810 if (wl_display_dispatch_queue(dri2_dpy
->wl_dpy
,
1811 dri2_surf
->wl_queue
) == -1)
1814 if (dri2_surf
->base
.SwapInterval
> 0) {
1815 dri2_surf
->throttle_callback
=
1816 wl_surface_frame(dri2_surf
->wl_surface_wrapper
);
1817 wl_callback_add_listener(dri2_surf
->throttle_callback
,
1818 &throttle_listener
, dri2_surf
);
1821 dri2_surf
->current
= dri2_surf
->back
;
1822 dri2_surf
->back
= NULL
;
1824 wl_surface_attach(dri2_surf
->wl_surface_wrapper
,
1825 dri2_surf
->current
->wl_buffer
,
1826 dri2_surf
->dx
, dri2_surf
->dy
);
1828 dri2_surf
->wl_win
->attached_width
= dri2_surf
->base
.Width
;
1829 dri2_surf
->wl_win
->attached_height
= dri2_surf
->base
.Height
;
1830 /* reset resize growing parameters */
1834 wl_surface_damage(dri2_surf
->wl_surface_wrapper
,
1835 0, 0, INT32_MAX
, INT32_MAX
);
1836 wl_surface_commit(dri2_surf
->wl_surface_wrapper
);
1838 /* If we're not waiting for a frame callback then we'll at least throttle
1839 * to a sync callback so that we always give a chance for the compositor to
1840 * handle the commit and send a release event before checking for a free
1842 if (dri2_surf
->throttle_callback
== NULL
) {
1843 dri2_surf
->throttle_callback
= wl_display_sync(dri2_surf
->wl_dpy_wrapper
);
1844 wl_callback_add_listener(dri2_surf
->throttle_callback
,
1845 &throttle_listener
, dri2_surf
);
1848 wl_display_flush(dri2_dpy
->wl_dpy
);
1852 dri2_wl_swrast_get_drawable_info(__DRIdrawable
* draw
,
1853 int *x
, int *y
, int *w
, int *h
,
1854 void *loaderPrivate
)
1856 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
1858 (void) swrast_update_buffers(dri2_surf
);
1861 *w
= dri2_surf
->base
.Width
;
1862 *h
= dri2_surf
->base
.Height
;
1866 dri2_wl_swrast_get_image(__DRIdrawable
* read
,
1867 int x
, int y
, int w
, int h
,
1868 char *data
, void *loaderPrivate
)
1870 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
1871 int copy_width
= dri2_wl_swrast_get_stride_for_format(dri2_surf
->format
, w
);
1872 int x_offset
= dri2_wl_swrast_get_stride_for_format(dri2_surf
->format
, x
);
1873 int src_stride
= dri2_wl_swrast_get_stride_for_format(dri2_surf
->format
, dri2_surf
->base
.Width
);
1874 int dst_stride
= copy_width
;
1877 src
= dri2_wl_swrast_get_frontbuffer_data(dri2_surf
);
1879 memset(data
, 0, copy_width
* h
);
1883 assert(data
!= src
);
1884 assert(copy_width
<= src_stride
);
1887 src
+= y
* src_stride
;
1890 if (copy_width
> src_stride
-x_offset
)
1891 copy_width
= src_stride
-x_offset
;
1892 if (h
> dri2_surf
->base
.Height
-y
)
1893 h
= dri2_surf
->base
.Height
-y
;
1896 memcpy(dst
, src
, copy_width
);
1903 dri2_wl_swrast_put_image2(__DRIdrawable
* draw
, int op
,
1904 int x
, int y
, int w
, int h
, int stride
,
1905 char *data
, void *loaderPrivate
)
1907 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
1908 int copy_width
= dri2_wl_swrast_get_stride_for_format(dri2_surf
->format
, w
);
1909 int dst_stride
= dri2_wl_swrast_get_stride_for_format(dri2_surf
->format
, dri2_surf
->base
.Width
);
1910 int x_offset
= dri2_wl_swrast_get_stride_for_format(dri2_surf
->format
, x
);
1913 assert(copy_width
<= stride
);
1915 (void) swrast_update_buffers(dri2_surf
);
1916 dst
= dri2_wl_swrast_get_backbuffer_data(dri2_surf
);
1918 /* partial copy, copy old content */
1919 if (copy_width
< dst_stride
)
1920 dri2_wl_swrast_get_image(draw
, 0, 0,
1921 dri2_surf
->base
.Width
, dri2_surf
->base
.Height
,
1922 dst
, loaderPrivate
);
1925 dst
+= y
* dst_stride
;
1929 /* drivers expect we do these checks (and some rely on it) */
1930 if (copy_width
> dst_stride
-x_offset
)
1931 copy_width
= dst_stride
-x_offset
;
1932 if (h
> dri2_surf
->base
.Height
-y
)
1933 h
= dri2_surf
->base
.Height
-y
;
1936 memcpy(dst
, src
, copy_width
);
1940 dri2_wl_swrast_commit_backbuffer(dri2_surf
);
1944 dri2_wl_swrast_put_image(__DRIdrawable
* draw
, int op
,
1945 int x
, int y
, int w
, int h
,
1946 char *data
, void *loaderPrivate
)
1948 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
1951 stride
= dri2_wl_swrast_get_stride_for_format(dri2_surf
->format
, w
);
1952 dri2_wl_swrast_put_image2(draw
, op
, x
, y
, w
, h
,
1953 stride
, data
, loaderPrivate
);
1957 dri2_wl_swrast_swap_buffers(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*draw
)
1959 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1960 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(draw
);
1962 dri2_dpy
->core
->swapBuffers(dri2_surf
->dri_drawable
);
1967 shm_handle_format(void *data
, struct wl_shm
*shm
, uint32_t format
)
1969 struct dri2_egl_display
*dri2_dpy
= data
;
1970 int visual_idx
= dri2_wl_visual_idx_from_shm_format(format
);
1972 if (visual_idx
== -1)
1975 BITSET_SET(dri2_dpy
->formats
, visual_idx
);
1978 static const struct wl_shm_listener shm_listener
= {
1979 .format
= shm_handle_format
1983 registry_handle_global_swrast(void *data
, struct wl_registry
*registry
,
1984 uint32_t name
, const char *interface
,
1987 struct dri2_egl_display
*dri2_dpy
= data
;
1989 if (strcmp(interface
, "wl_shm") == 0) {
1991 wl_registry_bind(registry
, name
, &wl_shm_interface
, 1);
1992 wl_shm_add_listener(dri2_dpy
->wl_shm
, &shm_listener
, dri2_dpy
);
1996 static const struct wl_registry_listener registry_listener_swrast
= {
1997 .global
= registry_handle_global_swrast
,
1998 .global_remove
= registry_handle_global_remove
2001 static const struct dri2_egl_display_vtbl dri2_wl_swrast_display_vtbl
= {
2002 .authenticate
= NULL
,
2003 .create_window_surface
= dri2_wl_create_window_surface
,
2004 .create_pixmap_surface
= dri2_wl_create_pixmap_surface
,
2005 .create_pbuffer_surface
= dri2_fallback_create_pbuffer_surface
,
2006 .destroy_surface
= dri2_wl_destroy_surface
,
2007 .create_image
= dri2_create_image_khr
,
2008 .swap_buffers
= dri2_wl_swrast_swap_buffers
,
2009 .swap_buffers_with_damage
= dri2_fallback_swap_buffers_with_damage
,
2010 .swap_buffers_region
= dri2_fallback_swap_buffers_region
,
2011 .post_sub_buffer
= dri2_fallback_post_sub_buffer
,
2012 .copy_buffers
= dri2_fallback_copy_buffers
,
2013 .query_buffer_age
= dri2_fallback_query_buffer_age
,
2014 .create_wayland_buffer_from_image
= dri2_fallback_create_wayland_buffer_from_image
,
2015 .get_sync_values
= dri2_fallback_get_sync_values
,
2016 .get_dri_drawable
= dri2_surface_get_dri_drawable
,
2019 static const __DRIswrastLoaderExtension swrast_loader_extension
= {
2020 .base
= { __DRI_SWRAST_LOADER
, 2 },
2022 .getDrawableInfo
= dri2_wl_swrast_get_drawable_info
,
2023 .putImage
= dri2_wl_swrast_put_image
,
2024 .getImage
= dri2_wl_swrast_get_image
,
2025 .putImage2
= dri2_wl_swrast_put_image2
,
2028 static const __DRIextension
*swrast_loader_extensions
[] = {
2029 &swrast_loader_extension
.base
,
2030 &image_lookup_extension
.base
,
2035 dri2_initialize_wayland_swrast(_EGLDriver
*drv
, _EGLDisplay
*disp
)
2038 struct dri2_egl_display
*dri2_dpy
;
2040 dri2_dpy
= calloc(1, sizeof *dri2_dpy
);
2042 return _eglError(EGL_BAD_ALLOC
, "eglInitialize");
2045 disp
->DriverData
= (void *) dri2_dpy
;
2046 if (disp
->PlatformDisplay
== NULL
) {
2047 dri2_dpy
->wl_dpy
= wl_display_connect(NULL
);
2048 if (dri2_dpy
->wl_dpy
== NULL
)
2050 dri2_dpy
->own_device
= true;
2052 dri2_dpy
->wl_dpy
= disp
->PlatformDisplay
;
2055 dev
= _eglAddDevice(dri2_dpy
->fd
, true);
2057 _eglError(EGL_NOT_INITIALIZED
, "DRI2: failed to find EGLDevice");
2063 dri2_dpy
->wl_queue
= wl_display_create_queue(dri2_dpy
->wl_dpy
);
2065 dri2_dpy
->wl_dpy_wrapper
= wl_proxy_create_wrapper(dri2_dpy
->wl_dpy
);
2066 if (dri2_dpy
->wl_dpy_wrapper
== NULL
)
2069 wl_proxy_set_queue((struct wl_proxy
*) dri2_dpy
->wl_dpy_wrapper
,
2070 dri2_dpy
->wl_queue
);
2072 if (dri2_dpy
->own_device
)
2073 wl_display_dispatch_pending(dri2_dpy
->wl_dpy
);
2075 dri2_dpy
->wl_registry
= wl_display_get_registry(dri2_dpy
->wl_dpy_wrapper
);
2076 wl_registry_add_listener(dri2_dpy
->wl_registry
,
2077 ®istry_listener_swrast
, dri2_dpy
);
2079 if (roundtrip(dri2_dpy
) < 0 || dri2_dpy
->wl_shm
== NULL
)
2082 if (roundtrip(dri2_dpy
) < 0 || !BITSET_TEST_RANGE(dri2_dpy
->formats
,
2083 0, EGL_DRI2_MAX_FORMATS
))
2086 dri2_dpy
->driver_name
= strdup("swrast");
2087 if (!dri2_load_driver_swrast(disp
))
2090 dri2_dpy
->loader_extensions
= swrast_loader_extensions
;
2092 if (!dri2_create_screen(disp
))
2095 if (!dri2_setup_extensions(disp
))
2098 dri2_setup_screen(disp
);
2100 dri2_wl_setup_swap_interval(disp
);
2102 if (!dri2_wl_add_configs_for_visuals(drv
, disp
)) {
2103 _eglError(EGL_NOT_INITIALIZED
, "DRI2: failed to add configs");
2107 /* Fill vtbl last to prevent accidentally calling virtual function during
2110 dri2_dpy
->vtbl
= &dri2_wl_swrast_display_vtbl
;
2115 dri2_display_destroy(disp
);
2120 dri2_initialize_wayland(_EGLDriver
*drv
, _EGLDisplay
*disp
)
2122 EGLBoolean initialized
= EGL_FALSE
;
2124 if (!disp
->Options
.ForceSoftware
)
2125 initialized
= dri2_initialize_wayland_drm(drv
, disp
);
2128 initialized
= dri2_initialize_wayland_swrast(drv
, disp
);
2135 dri2_teardown_wayland(struct dri2_egl_display
*dri2_dpy
)
2137 if (dri2_dpy
->wl_drm
)
2138 wl_drm_destroy(dri2_dpy
->wl_drm
);
2139 if (dri2_dpy
->wl_dmabuf
)
2140 zwp_linux_dmabuf_v1_destroy(dri2_dpy
->wl_dmabuf
);
2141 if (dri2_dpy
->wl_shm
)
2142 wl_shm_destroy(dri2_dpy
->wl_shm
);
2143 if (dri2_dpy
->wl_registry
)
2144 wl_registry_destroy(dri2_dpy
->wl_registry
);
2145 if (dri2_dpy
->wl_queue
)
2146 wl_event_queue_destroy(dri2_dpy
->wl_queue
);
2147 if (dri2_dpy
->wl_dpy_wrapper
)
2148 wl_proxy_wrapper_destroy(dri2_dpy
->wl_dpy_wrapper
);
2150 for (int i
= 0; dri2_dpy
->wl_modifiers
&& i
< ARRAY_SIZE(dri2_wl_visuals
); i
++)
2151 u_vector_finish(&dri2_dpy
->wl_modifiers
[i
]);
2152 free(dri2_dpy
->wl_modifiers
);
2154 if (dri2_dpy
->own_device
)
2155 wl_display_disconnect(dri2_dpy
->wl_dpy
);