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"
44 #include "util/u_vector.h"
45 #include "util/anon_file.h"
46 #include "eglglobals.h"
48 #include <wayland-egl-backend.h>
49 #include <wayland-client.h>
50 #include "wayland-drm-client-protocol.h"
51 #include "linux-dmabuf-unstable-v1-client-protocol.h"
53 /* cheesy workaround until wayland 1.18 is released */
54 #if WAYLAND_VERSION_MAJOR > 1 || \
55 (WAYLAND_VERSION_MAJOR == 1 && WAYLAND_VERSION_MINOR < 18)
56 #define WL_SHM_FORMAT_ABGR16161616F 0x48344241
57 #define WL_SHM_FORMAT_XBGR16161616F 0x48344258
61 * The index of entries in this table is used as a bitmask in
62 * dri2_dpy->formats, which tracks the formats supported by our server.
64 static const struct dri2_wl_visual
{
65 const char *format_name
;
66 uint32_t wl_drm_format
;
67 uint32_t wl_shm_format
;
69 /* alt_dri_image_format is a substitute wl_buffer format to use for a
70 * wl-server unsupported dri_image_format, ie. some other dri_image_format in
71 * the table, of the same precision but with different channel ordering, or
72 * __DRI_IMAGE_FORMAT_NONE if an alternate format is not needed or supported.
73 * The code checks if alt_dri_image_format can be used as a fallback for a
74 * dri_image_format for a given wl-server implementation.
76 int alt_dri_image_format
;
79 unsigned int rgba_sizes
[4];
80 } dri2_wl_visuals
[] = {
83 WL_DRM_FORMAT_ABGR16F
, WL_SHM_FORMAT_ABGR16161616F
,
84 __DRI_IMAGE_FORMAT_ABGR16161616F
, 0, 64,
90 WL_DRM_FORMAT_XBGR16F
, WL_SHM_FORMAT_XBGR16161616F
,
91 __DRI_IMAGE_FORMAT_XBGR16161616F
, 0, 64,
97 WL_DRM_FORMAT_XRGB2101010
, WL_SHM_FORMAT_XRGB2101010
,
98 __DRI_IMAGE_FORMAT_XRGB2101010
, __DRI_IMAGE_FORMAT_XBGR2101010
, 32,
104 WL_DRM_FORMAT_ARGB2101010
, WL_SHM_FORMAT_ARGB2101010
,
105 __DRI_IMAGE_FORMAT_ARGB2101010
, __DRI_IMAGE_FORMAT_ABGR2101010
, 32,
111 WL_DRM_FORMAT_XBGR2101010
, WL_SHM_FORMAT_XBGR2101010
,
112 __DRI_IMAGE_FORMAT_XBGR2101010
, __DRI_IMAGE_FORMAT_XRGB2101010
, 32,
118 WL_DRM_FORMAT_ABGR2101010
, WL_SHM_FORMAT_ABGR2101010
,
119 __DRI_IMAGE_FORMAT_ABGR2101010
, __DRI_IMAGE_FORMAT_ARGB2101010
, 32,
125 WL_DRM_FORMAT_XRGB8888
, WL_SHM_FORMAT_XRGB8888
,
126 __DRI_IMAGE_FORMAT_XRGB8888
, __DRI_IMAGE_FORMAT_NONE
, 32,
132 WL_DRM_FORMAT_ARGB8888
, WL_SHM_FORMAT_ARGB8888
,
133 __DRI_IMAGE_FORMAT_ARGB8888
, __DRI_IMAGE_FORMAT_NONE
, 32,
139 WL_DRM_FORMAT_RGB565
, WL_SHM_FORMAT_RGB565
,
140 __DRI_IMAGE_FORMAT_RGB565
, __DRI_IMAGE_FORMAT_NONE
, 16,
146 static_assert(ARRAY_SIZE(dri2_wl_visuals
) <= EGL_DRI2_MAX_FORMATS
,
147 "dri2_egl_display::formats is not large enough for "
148 "the formats in dri2_wl_visuals");
151 dri2_wl_visual_idx_from_config(struct dri2_egl_display
*dri2_dpy
,
152 const __DRIconfig
*config
)
155 unsigned int sizes
[4];
157 dri2_get_shifts_and_sizes(dri2_dpy
->core
, config
, shifts
, sizes
);
159 for (unsigned int i
= 0; i
< ARRAY_SIZE(dri2_wl_visuals
); i
++) {
160 const struct dri2_wl_visual
*wl_visual
= &dri2_wl_visuals
[i
];
162 if (shifts
[0] == wl_visual
->rgba_shifts
[0] &&
163 shifts
[1] == wl_visual
->rgba_shifts
[1] &&
164 shifts
[2] == wl_visual
->rgba_shifts
[2] &&
165 shifts
[3] == wl_visual
->rgba_shifts
[3] &&
166 sizes
[0] == wl_visual
->rgba_sizes
[0] &&
167 sizes
[1] == wl_visual
->rgba_sizes
[1] &&
168 sizes
[2] == wl_visual
->rgba_sizes
[2] &&
169 sizes
[3] == wl_visual
->rgba_sizes
[3]) {
178 dri2_wl_visual_idx_from_fourcc(uint32_t fourcc
)
180 for (int i
= 0; i
< ARRAY_SIZE(dri2_wl_visuals
); i
++) {
181 /* wl_drm format codes overlap with DRIImage FourCC codes for all formats
183 if (dri2_wl_visuals
[i
].wl_drm_format
== fourcc
)
191 dri2_wl_visual_idx_from_dri_image_format(uint32_t dri_image_format
)
193 for (int i
= 0; i
< ARRAY_SIZE(dri2_wl_visuals
); i
++) {
194 if (dri2_wl_visuals
[i
].dri_image_format
== dri_image_format
)
202 dri2_wl_visual_idx_from_shm_format(uint32_t shm_format
)
204 for (int i
= 0; i
< ARRAY_SIZE(dri2_wl_visuals
); i
++) {
205 if (dri2_wl_visuals
[i
].wl_shm_format
== shm_format
)
213 dri2_wl_is_format_supported(void* user_data
, uint32_t format
)
215 _EGLDisplay
*disp
= (_EGLDisplay
*) user_data
;
216 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
217 int j
= dri2_wl_visual_idx_from_fourcc(format
);
222 for (int i
= 0; dri2_dpy
->driver_configs
[i
]; i
++)
223 if (j
== dri2_wl_visual_idx_from_config(dri2_dpy
,
224 dri2_dpy
->driver_configs
[i
]))
231 roundtrip(struct dri2_egl_display
*dri2_dpy
)
233 return wl_display_roundtrip_queue(dri2_dpy
->wl_dpy
, dri2_dpy
->wl_queue
);
237 wl_buffer_release(void *data
, struct wl_buffer
*buffer
)
239 struct dri2_egl_surface
*dri2_surf
= data
;
242 for (i
= 0; i
< ARRAY_SIZE(dri2_surf
->color_buffers
); ++i
)
243 if (dri2_surf
->color_buffers
[i
].wl_buffer
== buffer
)
246 assert (i
< ARRAY_SIZE(dri2_surf
->color_buffers
));
248 if (dri2_surf
->color_buffers
[i
].wl_release
) {
249 wl_buffer_destroy(buffer
);
250 dri2_surf
->color_buffers
[i
].wl_release
= false;
251 dri2_surf
->color_buffers
[i
].wl_buffer
= NULL
;
254 dri2_surf
->color_buffers
[i
].locked
= false;
257 static const struct wl_buffer_listener wl_buffer_listener
= {
258 .release
= wl_buffer_release
262 resize_callback(struct wl_egl_window
*wl_win
, void *data
)
264 struct dri2_egl_surface
*dri2_surf
= data
;
265 struct dri2_egl_display
*dri2_dpy
=
266 dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
268 if (dri2_surf
->base
.Width
== wl_win
->width
&&
269 dri2_surf
->base
.Height
== wl_win
->height
)
272 /* Update the surface size as soon as native window is resized; from user
273 * pov, this makes the effect that resize is done immediately after native
274 * window resize, without requiring to wait until the first draw.
276 * A more detailed and lengthy explanation can be found at
277 * https://lists.freedesktop.org/archives/mesa-dev/2018-June/196474.html
279 if (!dri2_surf
->back
) {
280 dri2_surf
->base
.Width
= wl_win
->width
;
281 dri2_surf
->base
.Height
= wl_win
->height
;
283 dri2_dpy
->flush
->invalidate(dri2_surf
->dri_drawable
);
287 destroy_window_callback(void *data
)
289 struct dri2_egl_surface
*dri2_surf
= data
;
290 dri2_surf
->wl_win
= NULL
;
293 static struct wl_surface
*
294 get_wl_surface_proxy(struct wl_egl_window
*window
)
296 /* Version 3 of wl_egl_window introduced a version field at the same
297 * location where a pointer to wl_surface was stored. Thus, if
298 * window->version is dereferenceable, we've been given an older version of
299 * wl_egl_window, and window->version points to wl_surface */
300 if (_eglPointerIsDereferencable((void *)(window
->version
))) {
301 return wl_proxy_create_wrapper((void *)(window
->version
));
303 return wl_proxy_create_wrapper(window
->surface
);
307 * Called via eglCreateWindowSurface(), drv->API.CreateWindowSurface().
310 dri2_wl_create_window_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
,
311 _EGLConfig
*conf
, void *native_window
,
312 const EGLint
*attrib_list
)
314 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
315 struct dri2_egl_config
*dri2_conf
= dri2_egl_config(conf
);
316 struct wl_egl_window
*window
= native_window
;
317 struct dri2_egl_surface
*dri2_surf
;
319 const __DRIconfig
*config
;
321 dri2_surf
= calloc(1, sizeof *dri2_surf
);
323 _eglError(EGL_BAD_ALLOC
, "dri2_create_surface");
327 if (!dri2_init_surface(&dri2_surf
->base
, disp
, EGL_WINDOW_BIT
, conf
,
328 attrib_list
, false, native_window
))
331 config
= dri2_get_dri_config(dri2_conf
, EGL_WINDOW_BIT
,
332 dri2_surf
->base
.GLColorspace
);
335 _eglError(EGL_BAD_MATCH
, "Unsupported surfacetype/colorspace configuration");
339 dri2_surf
->base
.Width
= window
->width
;
340 dri2_surf
->base
.Height
= window
->height
;
342 visual_idx
= dri2_wl_visual_idx_from_config(dri2_dpy
, config
);
343 assert(visual_idx
!= -1);
345 if (dri2_dpy
->wl_dmabuf
|| dri2_dpy
->wl_drm
) {
346 dri2_surf
->format
= dri2_wl_visuals
[visual_idx
].wl_drm_format
;
348 assert(dri2_dpy
->wl_shm
);
349 dri2_surf
->format
= dri2_wl_visuals
[visual_idx
].wl_shm_format
;
352 dri2_surf
->wl_queue
= wl_display_create_queue(dri2_dpy
->wl_dpy
);
353 if (!dri2_surf
->wl_queue
) {
354 _eglError(EGL_BAD_ALLOC
, "dri2_create_surface");
358 if (dri2_dpy
->wl_drm
) {
359 dri2_surf
->wl_drm_wrapper
= wl_proxy_create_wrapper(dri2_dpy
->wl_drm
);
360 if (!dri2_surf
->wl_drm_wrapper
) {
361 _eglError(EGL_BAD_ALLOC
, "dri2_create_surface");
364 wl_proxy_set_queue((struct wl_proxy
*)dri2_surf
->wl_drm_wrapper
,
365 dri2_surf
->wl_queue
);
368 dri2_surf
->wl_dpy_wrapper
= wl_proxy_create_wrapper(dri2_dpy
->wl_dpy
);
369 if (!dri2_surf
->wl_dpy_wrapper
) {
370 _eglError(EGL_BAD_ALLOC
, "dri2_create_surface");
373 wl_proxy_set_queue((struct wl_proxy
*)dri2_surf
->wl_dpy_wrapper
,
374 dri2_surf
->wl_queue
);
376 dri2_surf
->wl_surface_wrapper
= get_wl_surface_proxy(window
);
377 if (!dri2_surf
->wl_surface_wrapper
) {
378 _eglError(EGL_BAD_ALLOC
, "dri2_create_surface");
379 goto cleanup_dpy_wrapper
;
381 wl_proxy_set_queue((struct wl_proxy
*)dri2_surf
->wl_surface_wrapper
,
382 dri2_surf
->wl_queue
);
384 dri2_surf
->wl_win
= window
;
385 dri2_surf
->wl_win
->driver_private
= dri2_surf
;
386 dri2_surf
->wl_win
->destroy_window_callback
= destroy_window_callback
;
388 dri2_surf
->wl_win
->resize_callback
= resize_callback
;
390 if (!dri2_create_drawable(dri2_dpy
, config
, dri2_surf
, dri2_surf
))
391 goto cleanup_surf_wrapper
;
393 dri2_surf
->base
.SwapInterval
= dri2_dpy
->default_swap_interval
;
395 return &dri2_surf
->base
;
397 cleanup_surf_wrapper
:
398 wl_proxy_wrapper_destroy(dri2_surf
->wl_surface_wrapper
);
400 wl_proxy_wrapper_destroy(dri2_surf
->wl_dpy_wrapper
);
402 if (dri2_surf
->wl_drm_wrapper
)
403 wl_proxy_wrapper_destroy(dri2_surf
->wl_drm_wrapper
);
405 wl_event_queue_destroy(dri2_surf
->wl_queue
);
413 dri2_wl_create_pixmap_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
,
414 _EGLConfig
*conf
, void *native_window
,
415 const EGLint
*attrib_list
)
417 /* From the EGL_EXT_platform_wayland spec, version 3:
419 * It is not valid to call eglCreatePlatformPixmapSurfaceEXT with a <dpy>
420 * that belongs to Wayland. Any such call fails and generates
423 _eglError(EGL_BAD_PARAMETER
, "cannot create EGL pixmap surfaces on "
429 * Called via eglDestroySurface(), drv->API.DestroySurface().
432 dri2_wl_destroy_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*surf
)
434 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
435 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surf
);
439 dri2_dpy
->core
->destroyDrawable(dri2_surf
->dri_drawable
);
441 for (int i
= 0; i
< ARRAY_SIZE(dri2_surf
->color_buffers
); i
++) {
442 if (dri2_surf
->color_buffers
[i
].wl_buffer
)
443 wl_buffer_destroy(dri2_surf
->color_buffers
[i
].wl_buffer
);
444 if (dri2_surf
->color_buffers
[i
].dri_image
)
445 dri2_dpy
->image
->destroyImage(dri2_surf
->color_buffers
[i
].dri_image
);
446 if (dri2_surf
->color_buffers
[i
].linear_copy
)
447 dri2_dpy
->image
->destroyImage(dri2_surf
->color_buffers
[i
].linear_copy
);
448 if (dri2_surf
->color_buffers
[i
].data
)
449 munmap(dri2_surf
->color_buffers
[i
].data
,
450 dri2_surf
->color_buffers
[i
].data_size
);
454 dri2_egl_surface_free_local_buffers(dri2_surf
);
456 if (dri2_surf
->throttle_callback
)
457 wl_callback_destroy(dri2_surf
->throttle_callback
);
459 if (dri2_surf
->wl_win
) {
460 dri2_surf
->wl_win
->driver_private
= NULL
;
461 dri2_surf
->wl_win
->resize_callback
= NULL
;
462 dri2_surf
->wl_win
->destroy_window_callback
= NULL
;
465 wl_proxy_wrapper_destroy(dri2_surf
->wl_surface_wrapper
);
466 wl_proxy_wrapper_destroy(dri2_surf
->wl_dpy_wrapper
);
467 if (dri2_surf
->wl_drm_wrapper
)
468 wl_proxy_wrapper_destroy(dri2_surf
->wl_drm_wrapper
);
469 wl_event_queue_destroy(dri2_surf
->wl_queue
);
471 dri2_fini_surface(surf
);
478 dri2_wl_release_buffers(struct dri2_egl_surface
*dri2_surf
)
480 struct dri2_egl_display
*dri2_dpy
=
481 dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
483 for (int i
= 0; i
< ARRAY_SIZE(dri2_surf
->color_buffers
); i
++) {
484 if (dri2_surf
->color_buffers
[i
].wl_buffer
) {
485 if (dri2_surf
->color_buffers
[i
].locked
) {
486 dri2_surf
->color_buffers
[i
].wl_release
= true;
488 wl_buffer_destroy(dri2_surf
->color_buffers
[i
].wl_buffer
);
489 dri2_surf
->color_buffers
[i
].wl_buffer
= NULL
;
492 if (dri2_surf
->color_buffers
[i
].dri_image
)
493 dri2_dpy
->image
->destroyImage(dri2_surf
->color_buffers
[i
].dri_image
);
494 if (dri2_surf
->color_buffers
[i
].linear_copy
)
495 dri2_dpy
->image
->destroyImage(dri2_surf
->color_buffers
[i
].linear_copy
);
496 if (dri2_surf
->color_buffers
[i
].data
)
497 munmap(dri2_surf
->color_buffers
[i
].data
,
498 dri2_surf
->color_buffers
[i
].data_size
);
500 dri2_surf
->color_buffers
[i
].dri_image
= NULL
;
501 dri2_surf
->color_buffers
[i
].linear_copy
= NULL
;
502 dri2_surf
->color_buffers
[i
].data
= NULL
;
506 dri2_egl_surface_free_local_buffers(dri2_surf
);
510 get_back_bo(struct dri2_egl_surface
*dri2_surf
)
512 struct dri2_egl_display
*dri2_dpy
=
513 dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
516 unsigned int dri_image_format
;
517 unsigned int linear_dri_image_format
;
521 visual_idx
= dri2_wl_visual_idx_from_fourcc(dri2_surf
->format
);
522 assert(visual_idx
!= -1);
523 dri_image_format
= dri2_wl_visuals
[visual_idx
].dri_image_format
;
524 linear_dri_image_format
= dri_image_format
;
525 modifiers
= u_vector_tail(&dri2_dpy
->wl_modifiers
[visual_idx
]);
526 num_modifiers
= u_vector_length(&dri2_dpy
->wl_modifiers
[visual_idx
]);
528 if (num_modifiers
== 1 && modifiers
[0] == DRM_FORMAT_MOD_INVALID
) {
529 /* For the purposes of this function, an INVALID modifier on its own
530 * means the modifiers aren't supported.
535 /* Substitute dri image format if server does not support original format */
536 if (!BITSET_TEST(dri2_dpy
->formats
, visual_idx
))
537 linear_dri_image_format
= dri2_wl_visuals
[visual_idx
].alt_dri_image_format
;
539 /* These asserts hold, as long as dri2_wl_visuals[] is self-consistent and
540 * the PRIME substitution logic in dri2_wl_add_configs_for_visuals() is free
543 assert(linear_dri_image_format
!= __DRI_IMAGE_FORMAT_NONE
);
544 assert(BITSET_TEST(dri2_dpy
->formats
,
545 dri2_wl_visual_idx_from_dri_image_format(linear_dri_image_format
)));
547 /* There might be a buffer release already queued that wasn't processed */
548 wl_display_dispatch_queue_pending(dri2_dpy
->wl_dpy
, dri2_surf
->wl_queue
);
550 while (dri2_surf
->back
== NULL
) {
551 for (int i
= 0; i
< ARRAY_SIZE(dri2_surf
->color_buffers
); i
++) {
552 /* Get an unlocked buffer, preferably one with a dri_buffer
553 * already allocated. */
554 if (dri2_surf
->color_buffers
[i
].locked
)
556 if (dri2_surf
->back
== NULL
)
557 dri2_surf
->back
= &dri2_surf
->color_buffers
[i
];
558 else if (dri2_surf
->back
->dri_image
== NULL
)
559 dri2_surf
->back
= &dri2_surf
->color_buffers
[i
];
565 /* If we don't have a buffer, then block on the server to release one for
566 * us, and try again. wl_display_dispatch_queue will process any pending
567 * events, however not all servers flush on issuing a buffer release
568 * event. So, we spam the server with roundtrips as they always cause a
571 if (wl_display_roundtrip_queue(dri2_dpy
->wl_dpy
,
572 dri2_surf
->wl_queue
) < 0)
576 if (dri2_surf
->back
== NULL
)
579 use_flags
= __DRI_IMAGE_USE_SHARE
| __DRI_IMAGE_USE_BACKBUFFER
;
581 if (dri2_dpy
->is_different_gpu
&&
582 dri2_surf
->back
->linear_copy
== NULL
) {
583 /* The LINEAR modifier should be a perfect alias of the LINEAR use
584 * flag; try the new interface first before the old, then fall back. */
585 if (dri2_dpy
->image
->base
.version
>= 15 &&
586 dri2_dpy
->image
->createImageWithModifiers
) {
587 uint64_t linear_mod
= DRM_FORMAT_MOD_LINEAR
;
589 dri2_surf
->back
->linear_copy
=
590 dri2_dpy
->image
->createImageWithModifiers(dri2_dpy
->dri_screen
,
591 dri2_surf
->base
.Width
,
592 dri2_surf
->base
.Height
,
593 linear_dri_image_format
,
598 dri2_surf
->back
->linear_copy
=
599 dri2_dpy
->image
->createImage(dri2_dpy
->dri_screen
,
600 dri2_surf
->base
.Width
,
601 dri2_surf
->base
.Height
,
602 linear_dri_image_format
,
604 __DRI_IMAGE_USE_LINEAR
,
607 if (dri2_surf
->back
->linear_copy
== NULL
)
611 if (dri2_surf
->back
->dri_image
== NULL
) {
612 /* If our DRIImage implementation does not support
613 * createImageWithModifiers, then fall back to the old createImage,
614 * and hope it allocates an image which is acceptable to the winsys.
616 if (num_modifiers
&& dri2_dpy
->image
->base
.version
>= 15 &&
617 dri2_dpy
->image
->createImageWithModifiers
) {
618 dri2_surf
->back
->dri_image
=
619 dri2_dpy
->image
->createImageWithModifiers(dri2_dpy
->dri_screen
,
620 dri2_surf
->base
.Width
,
621 dri2_surf
->base
.Height
,
627 dri2_surf
->back
->dri_image
=
628 dri2_dpy
->image
->createImage(dri2_dpy
->dri_screen
,
629 dri2_surf
->base
.Width
,
630 dri2_surf
->base
.Height
,
632 dri2_dpy
->is_different_gpu
?
637 dri2_surf
->back
->age
= 0;
639 if (dri2_surf
->back
->dri_image
== NULL
)
642 dri2_surf
->back
->locked
= true;
649 back_bo_to_dri_buffer(struct dri2_egl_surface
*dri2_surf
, __DRIbuffer
*buffer
)
651 struct dri2_egl_display
*dri2_dpy
=
652 dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
656 image
= dri2_surf
->back
->dri_image
;
658 dri2_dpy
->image
->queryImage(image
, __DRI_IMAGE_ATTRIB_NAME
, &name
);
659 dri2_dpy
->image
->queryImage(image
, __DRI_IMAGE_ATTRIB_STRIDE
, &pitch
);
661 buffer
->attachment
= __DRI_BUFFER_BACK_LEFT
;
663 buffer
->pitch
= pitch
;
669 update_buffers(struct dri2_egl_surface
*dri2_surf
)
671 struct dri2_egl_display
*dri2_dpy
=
672 dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
674 if (dri2_surf
->base
.Width
!= dri2_surf
->wl_win
->width
||
675 dri2_surf
->base
.Height
!= dri2_surf
->wl_win
->height
) {
677 dri2_surf
->base
.Width
= dri2_surf
->wl_win
->width
;
678 dri2_surf
->base
.Height
= dri2_surf
->wl_win
->height
;
679 dri2_surf
->dx
= dri2_surf
->wl_win
->dx
;
680 dri2_surf
->dy
= dri2_surf
->wl_win
->dy
;
683 if (dri2_surf
->base
.Width
!= dri2_surf
->wl_win
->attached_width
||
684 dri2_surf
->base
.Height
!= dri2_surf
->wl_win
->attached_height
) {
685 dri2_wl_release_buffers(dri2_surf
);
688 if (get_back_bo(dri2_surf
) < 0) {
689 _eglError(EGL_BAD_ALLOC
, "failed to allocate color buffer");
693 /* If we have an extra unlocked buffer at this point, we had to do triple
694 * buffering for a while, but now can go back to just double buffering.
695 * That means we can free any unlocked buffer now. */
696 for (int i
= 0; i
< ARRAY_SIZE(dri2_surf
->color_buffers
); i
++) {
697 if (!dri2_surf
->color_buffers
[i
].locked
&&
698 dri2_surf
->color_buffers
[i
].wl_buffer
) {
699 wl_buffer_destroy(dri2_surf
->color_buffers
[i
].wl_buffer
);
700 dri2_dpy
->image
->destroyImage(dri2_surf
->color_buffers
[i
].dri_image
);
701 if (dri2_dpy
->is_different_gpu
)
702 dri2_dpy
->image
->destroyImage(dri2_surf
->color_buffers
[i
].linear_copy
);
703 dri2_surf
->color_buffers
[i
].wl_buffer
= NULL
;
704 dri2_surf
->color_buffers
[i
].dri_image
= NULL
;
705 dri2_surf
->color_buffers
[i
].linear_copy
= NULL
;
713 update_buffers_if_needed(struct dri2_egl_surface
*dri2_surf
)
715 if (dri2_surf
->back
!= NULL
)
718 return update_buffers(dri2_surf
);
722 dri2_wl_get_buffers_with_format(__DRIdrawable
* driDrawable
,
723 int *width
, int *height
,
724 unsigned int *attachments
, int count
,
725 int *out_count
, void *loaderPrivate
)
727 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
730 if (update_buffers(dri2_surf
) < 0)
733 for (i
= 0, j
= 0; i
< 2 * count
; i
+= 2, j
++) {
736 switch (attachments
[i
]) {
737 case __DRI_BUFFER_BACK_LEFT
:
738 back_bo_to_dri_buffer(dri2_surf
, &dri2_surf
->buffers
[j
]);
741 local
= dri2_egl_surface_alloc_local_buffer(dri2_surf
, attachments
[i
],
745 _eglError(EGL_BAD_ALLOC
, "failed to allocate local buffer");
748 dri2_surf
->buffers
[j
] = *local
;
757 *width
= dri2_surf
->base
.Width
;
758 *height
= dri2_surf
->base
.Height
;
760 return dri2_surf
->buffers
;
764 dri2_wl_get_buffers(__DRIdrawable
* driDrawable
,
765 int *width
, int *height
,
766 unsigned int *attachments
, int count
,
767 int *out_count
, void *loaderPrivate
)
769 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
770 unsigned int *attachments_with_format
;
772 int visual_idx
= dri2_wl_visual_idx_from_fourcc(dri2_surf
->format
);
774 if (visual_idx
== -1)
777 attachments_with_format
= calloc(count
, 2 * sizeof(unsigned int));
778 if (!attachments_with_format
) {
783 for (int i
= 0; i
< count
; ++i
) {
784 attachments_with_format
[2*i
] = attachments
[i
];
785 attachments_with_format
[2*i
+ 1] = dri2_wl_visuals
[visual_idx
].bpp
;
789 dri2_wl_get_buffers_with_format(driDrawable
,
791 attachments_with_format
, count
,
792 out_count
, loaderPrivate
);
794 free(attachments_with_format
);
800 image_get_buffers(__DRIdrawable
*driDrawable
,
804 uint32_t buffer_mask
,
805 struct __DRIimageList
*buffers
)
807 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
809 if (update_buffers(dri2_surf
) < 0)
812 buffers
->image_mask
= __DRI_IMAGE_BUFFER_BACK
;
813 buffers
->back
= dri2_surf
->back
->dri_image
;
819 dri2_wl_flush_front_buffer(__DRIdrawable
* driDrawable
, void *loaderPrivate
)
822 (void) loaderPrivate
;
826 dri2_wl_get_capability(void *loaderPrivate
, enum dri_loader_cap cap
)
829 case DRI_LOADER_CAP_FP16
:
836 static const __DRIdri2LoaderExtension dri2_loader_extension
= {
837 .base
= { __DRI_DRI2_LOADER
, 4 },
839 .getBuffers
= dri2_wl_get_buffers
,
840 .flushFrontBuffer
= dri2_wl_flush_front_buffer
,
841 .getBuffersWithFormat
= dri2_wl_get_buffers_with_format
,
842 .getCapability
= dri2_wl_get_capability
,
845 static const __DRIimageLoaderExtension image_loader_extension
= {
846 .base
= { __DRI_IMAGE_LOADER
, 2 },
848 .getBuffers
= image_get_buffers
,
849 .flushFrontBuffer
= dri2_wl_flush_front_buffer
,
850 .getCapability
= dri2_wl_get_capability
,
854 wayland_throttle_callback(void *data
,
855 struct wl_callback
*callback
,
858 struct dri2_egl_surface
*dri2_surf
= data
;
860 dri2_surf
->throttle_callback
= NULL
;
861 wl_callback_destroy(callback
);
864 static const struct wl_callback_listener throttle_listener
= {
865 .done
= wayland_throttle_callback
869 get_fourcc(struct dri2_egl_display
*dri2_dpy
,
870 __DRIimage
*image
, int *fourcc
)
876 query
= dri2_dpy
->image
->queryImage(image
, __DRI_IMAGE_ATTRIB_FOURCC
,
881 query
= dri2_dpy
->image
->queryImage(image
, __DRI_IMAGE_ATTRIB_FORMAT
,
886 visual_idx
= dri2_wl_visual_idx_from_dri_image_format(dri_format
);
887 if (visual_idx
== -1)
890 *fourcc
= dri2_wl_visuals
[visual_idx
].wl_drm_format
;
894 static struct wl_buffer
*
895 create_wl_buffer(struct dri2_egl_display
*dri2_dpy
,
896 struct dri2_egl_surface
*dri2_surf
,
899 struct wl_buffer
*ret
;
901 int width
, height
, fourcc
, num_planes
;
902 uint64_t modifier
= DRM_FORMAT_MOD_INVALID
;
904 query
= dri2_dpy
->image
->queryImage(image
, __DRI_IMAGE_ATTRIB_WIDTH
, &width
);
905 query
&= dri2_dpy
->image
->queryImage(image
, __DRI_IMAGE_ATTRIB_HEIGHT
,
907 query
&= get_fourcc(dri2_dpy
, image
, &fourcc
);
911 query
= dri2_dpy
->image
->queryImage(image
, __DRI_IMAGE_ATTRIB_NUM_PLANES
,
916 if (dri2_dpy
->image
->base
.version
>= 15) {
919 query
= dri2_dpy
->image
->queryImage(image
,
920 __DRI_IMAGE_ATTRIB_MODIFIER_UPPER
,
922 query
&= dri2_dpy
->image
->queryImage(image
,
923 __DRI_IMAGE_ATTRIB_MODIFIER_LOWER
,
926 modifier
= combine_u32_into_u64(mod_hi
, mod_lo
);
930 bool supported_modifier
= false;
931 bool mod_invalid_supported
= false;
932 int visual_idx
= dri2_wl_visual_idx_from_fourcc(fourcc
);
933 assert(visual_idx
!= -1);
936 u_vector_foreach(mod
, &dri2_dpy
->wl_modifiers
[visual_idx
]) {
937 if (*mod
== DRM_FORMAT_MOD_INVALID
) {
938 mod_invalid_supported
= true;
940 if (*mod
== modifier
) {
941 supported_modifier
= true;
945 if (!supported_modifier
&& mod_invalid_supported
) {
946 /* If the server has advertised DRM_FORMAT_MOD_INVALID then we trust
947 * that the client has allocated the buffer with the right implicit
948 * modifier for the format, even though it's allocated a buffer the
949 * server hasn't explicitly claimed to support. */
950 modifier
= DRM_FORMAT_MOD_INVALID
;
951 supported_modifier
= true;
954 if (dri2_dpy
->wl_dmabuf
&& supported_modifier
) {
955 struct zwp_linux_buffer_params_v1
*params
;
958 /* We don't need a wrapper for wl_dmabuf objects, because we have to
959 * create the intermediate params object; we can set the queue on this,
960 * and the wl_buffer inherits it race-free. */
961 params
= zwp_linux_dmabuf_v1_create_params(dri2_dpy
->wl_dmabuf
);
963 wl_proxy_set_queue((struct wl_proxy
*) params
, dri2_surf
->wl_queue
);
965 for (i
= 0; i
< num_planes
; i
++) {
970 p_image
= dri2_dpy
->image
->fromPlanar(image
, i
, NULL
);
976 query
= dri2_dpy
->image
->queryImage(p_image
,
977 __DRI_IMAGE_ATTRIB_FD
,
979 query
&= dri2_dpy
->image
->queryImage(p_image
,
980 __DRI_IMAGE_ATTRIB_STRIDE
,
982 query
&= dri2_dpy
->image
->queryImage(p_image
,
983 __DRI_IMAGE_ATTRIB_OFFSET
,
985 if (image
!= p_image
)
986 dri2_dpy
->image
->destroyImage(p_image
);
991 zwp_linux_buffer_params_v1_destroy(params
);
995 zwp_linux_buffer_params_v1_add(params
, fd
, i
, offset
, stride
,
996 modifier
>> 32, modifier
& 0xffffffff);
1000 ret
= zwp_linux_buffer_params_v1_create_immed(params
, width
, height
,
1002 zwp_linux_buffer_params_v1_destroy(params
);
1003 } else if (dri2_dpy
->capabilities
& WL_DRM_CAPABILITY_PRIME
) {
1004 struct wl_drm
*wl_drm
=
1005 dri2_surf
? dri2_surf
->wl_drm_wrapper
: dri2_dpy
->wl_drm
;
1011 dri2_dpy
->image
->queryImage(image
, __DRI_IMAGE_ATTRIB_FD
, &fd
);
1012 dri2_dpy
->image
->queryImage(image
, __DRI_IMAGE_ATTRIB_STRIDE
, &stride
);
1013 ret
= wl_drm_create_prime_buffer(wl_drm
, fd
, width
, height
, fourcc
, 0,
1014 stride
, 0, 0, 0, 0);
1017 struct wl_drm
*wl_drm
=
1018 dri2_surf
? dri2_surf
->wl_drm_wrapper
: dri2_dpy
->wl_drm
;
1024 dri2_dpy
->image
->queryImage(image
, __DRI_IMAGE_ATTRIB_NAME
, &name
);
1025 dri2_dpy
->image
->queryImage(image
, __DRI_IMAGE_ATTRIB_STRIDE
, &stride
);
1026 ret
= wl_drm_create_buffer(wl_drm
, name
, width
, height
, stride
, fourcc
);
1033 try_damage_buffer(struct dri2_egl_surface
*dri2_surf
,
1034 const EGLint
*rects
,
1037 if (wl_proxy_get_version((struct wl_proxy
*) dri2_surf
->wl_surface_wrapper
)
1038 < WL_SURFACE_DAMAGE_BUFFER_SINCE_VERSION
)
1041 for (int i
= 0; i
< n_rects
; i
++) {
1042 const int *rect
= &rects
[i
* 4];
1044 wl_surface_damage_buffer(dri2_surf
->wl_surface_wrapper
,
1046 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 .destroy_surface
= dri2_wl_destroy_surface
,
1386 .create_image
= dri2_create_image_khr
,
1387 .swap_buffers
= dri2_wl_swap_buffers
,
1388 .swap_buffers_with_damage
= dri2_wl_swap_buffers_with_damage
,
1389 .query_buffer_age
= dri2_wl_query_buffer_age
,
1390 .create_wayland_buffer_from_image
= dri2_wl_create_wayland_buffer_from_image
,
1391 .get_dri_drawable
= dri2_surface_get_dri_drawable
,
1394 static const __DRIextension
*dri2_loader_extensions
[] = {
1395 &dri2_loader_extension
.base
,
1396 &image_loader_extension
.base
,
1397 &image_lookup_extension
.base
,
1398 &use_invalidate
.base
,
1402 static const __DRIextension
*image_loader_extensions
[] = {
1403 &image_loader_extension
.base
,
1404 &image_lookup_extension
.base
,
1405 &use_invalidate
.base
,
1410 dri2_wl_add_configs_for_visuals(_EGLDriver
*drv
, _EGLDisplay
*disp
)
1412 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1413 unsigned int format_count
[ARRAY_SIZE(dri2_wl_visuals
)] = { 0 };
1414 unsigned int count
= 0;
1417 for (unsigned i
= 0; dri2_dpy
->driver_configs
[i
]; i
++) {
1420 for (unsigned j
= 0; j
< ARRAY_SIZE(dri2_wl_visuals
); j
++) {
1421 struct dri2_egl_config
*dri2_conf
;
1423 if (!BITSET_TEST(dri2_dpy
->formats
, j
))
1426 dri2_conf
= dri2_add_config(disp
, dri2_dpy
->driver_configs
[i
],
1427 count
+ 1, EGL_WINDOW_BIT
, NULL
, dri2_wl_visuals
[j
].rgba_shifts
, dri2_wl_visuals
[j
].rgba_sizes
);
1429 if (dri2_conf
->base
.ConfigID
== count
+ 1)
1436 if (!assigned
&& dri2_dpy
->is_different_gpu
) {
1437 struct dri2_egl_config
*dri2_conf
;
1438 int alt_dri_image_format
, c
, s
;
1440 /* No match for config. Try if we can blitImage convert to a visual */
1441 c
= dri2_wl_visual_idx_from_config(dri2_dpy
,
1442 dri2_dpy
->driver_configs
[i
]);
1447 /* Find optimal target visual for blitImage conversion, if any. */
1448 alt_dri_image_format
= dri2_wl_visuals
[c
].alt_dri_image_format
;
1449 s
= dri2_wl_visual_idx_from_dri_image_format(alt_dri_image_format
);
1451 if (s
== -1 || !BITSET_TEST(dri2_dpy
->formats
, s
))
1454 /* Visual s works for the Wayland server, and c can be converted into s
1455 * by our client gpu during PRIME blitImage conversion to a linear
1456 * wl_buffer, so add visual c as supported by the client renderer.
1458 dri2_conf
= dri2_add_config(disp
, dri2_dpy
->driver_configs
[i
],
1459 count
+ 1, EGL_WINDOW_BIT
, NULL
,
1460 dri2_wl_visuals
[c
].rgba_shifts
,
1461 dri2_wl_visuals
[c
].rgba_sizes
);
1463 if (dri2_conf
->base
.ConfigID
== count
+ 1)
1466 if (format_count
[c
] == 1)
1467 _eglLog(_EGL_DEBUG
, "Client format %s to server format %s via "
1468 "PRIME blitImage.", dri2_wl_visuals
[c
].format_name
,
1469 dri2_wl_visuals
[s
].format_name
);
1474 for (unsigned i
= 0; i
< ARRAY_SIZE(format_count
); i
++) {
1475 if (!format_count
[i
]) {
1476 _eglLog(_EGL_DEBUG
, "No DRI config supports native format %s",
1477 dri2_wl_visuals
[i
].format_name
);
1481 return (count
!= 0);
1485 dri2_initialize_wayland_drm(_EGLDriver
*drv
, _EGLDisplay
*disp
)
1488 struct dri2_egl_display
*dri2_dpy
;
1490 dri2_dpy
= calloc(1, sizeof *dri2_dpy
);
1492 return _eglError(EGL_BAD_ALLOC
, "eglInitialize");
1495 disp
->DriverData
= (void *) dri2_dpy
;
1496 if (disp
->PlatformDisplay
== NULL
) {
1497 dri2_dpy
->wl_dpy
= wl_display_connect(NULL
);
1498 if (dri2_dpy
->wl_dpy
== NULL
)
1500 dri2_dpy
->own_device
= true;
1502 dri2_dpy
->wl_dpy
= disp
->PlatformDisplay
;
1505 dri2_dpy
->wl_modifiers
=
1506 calloc(ARRAY_SIZE(dri2_wl_visuals
), sizeof(*dri2_dpy
->wl_modifiers
));
1507 if (!dri2_dpy
->wl_modifiers
)
1509 for (int i
= 0; i
< ARRAY_SIZE(dri2_wl_visuals
); i
++) {
1510 if (!u_vector_init(&dri2_dpy
->wl_modifiers
[i
], sizeof(uint64_t), 32))
1514 dri2_dpy
->wl_queue
= wl_display_create_queue(dri2_dpy
->wl_dpy
);
1516 dri2_dpy
->wl_dpy_wrapper
= wl_proxy_create_wrapper(dri2_dpy
->wl_dpy
);
1517 if (dri2_dpy
->wl_dpy_wrapper
== NULL
)
1520 wl_proxy_set_queue((struct wl_proxy
*) dri2_dpy
->wl_dpy_wrapper
,
1521 dri2_dpy
->wl_queue
);
1523 if (dri2_dpy
->own_device
)
1524 wl_display_dispatch_pending(dri2_dpy
->wl_dpy
);
1526 dri2_dpy
->wl_registry
= wl_display_get_registry(dri2_dpy
->wl_dpy_wrapper
);
1527 wl_registry_add_listener(dri2_dpy
->wl_registry
,
1528 ®istry_listener_drm
, dri2_dpy
);
1529 if (roundtrip(dri2_dpy
) < 0 || dri2_dpy
->wl_drm
== NULL
)
1532 if (roundtrip(dri2_dpy
) < 0 || dri2_dpy
->fd
== -1)
1535 if (roundtrip(dri2_dpy
) < 0 || !dri2_dpy
->authenticated
)
1538 dri2_dpy
->fd
= loader_get_user_preferred_fd(dri2_dpy
->fd
,
1539 &dri2_dpy
->is_different_gpu
);
1540 dev
= _eglAddDevice(dri2_dpy
->fd
, false);
1542 _eglError(EGL_NOT_INITIALIZED
, "DRI2: failed to find EGLDevice");
1548 if (dri2_dpy
->is_different_gpu
) {
1549 free(dri2_dpy
->device_name
);
1550 dri2_dpy
->device_name
= loader_get_device_name_for_fd(dri2_dpy
->fd
);
1551 if (!dri2_dpy
->device_name
) {
1552 _eglError(EGL_BAD_ALLOC
, "wayland-egl: failed to get device name "
1553 "for requested GPU");
1558 /* we have to do the check now, because loader_get_user_preferred_fd
1559 * will return a render-node when the requested gpu is different
1560 * to the server, but also if the client asks for the same gpu than
1561 * the server by requesting its pci-id */
1562 dri2_dpy
->is_render_node
= drmGetNodeTypeFromFd(dri2_dpy
->fd
) == DRM_NODE_RENDER
;
1564 dri2_dpy
->driver_name
= loader_get_driver_for_fd(dri2_dpy
->fd
);
1565 if (dri2_dpy
->driver_name
== NULL
) {
1566 _eglError(EGL_BAD_ALLOC
, "DRI2: failed to get driver name");
1570 /* render nodes cannot use Gem names, and thus do not support
1571 * the __DRI_DRI2_LOADER extension */
1572 if (!dri2_dpy
->is_render_node
) {
1573 dri2_dpy
->loader_extensions
= dri2_loader_extensions
;
1574 if (!dri2_load_driver(disp
)) {
1575 _eglError(EGL_BAD_ALLOC
, "DRI2: failed to load driver");
1579 dri2_dpy
->loader_extensions
= image_loader_extensions
;
1580 if (!dri2_load_driver_dri3(disp
)) {
1581 _eglError(EGL_BAD_ALLOC
, "DRI3: failed to load driver");
1586 if (!dri2_create_screen(disp
))
1589 if (!dri2_setup_extensions(disp
))
1592 dri2_setup_screen(disp
);
1594 dri2_wl_setup_swap_interval(disp
);
1596 /* To use Prime, we must have _DRI_IMAGE v7 at least.
1597 * createImageFromFds support indicates that Prime export/import
1598 * is supported by the driver. Fall back to
1599 * gem names if we don't have Prime support. */
1601 if (dri2_dpy
->image
->base
.version
< 7 ||
1602 dri2_dpy
->image
->createImageFromFds
== NULL
)
1603 dri2_dpy
->capabilities
&= ~WL_DRM_CAPABILITY_PRIME
;
1605 /* We cannot use Gem names with render-nodes, only prime fds (dma-buf).
1606 * The server needs to accept them */
1607 if (dri2_dpy
->is_render_node
&&
1608 !(dri2_dpy
->capabilities
& WL_DRM_CAPABILITY_PRIME
)) {
1609 _eglLog(_EGL_WARNING
, "wayland-egl: display is not render-node capable");
1613 if (dri2_dpy
->is_different_gpu
&&
1614 (dri2_dpy
->image
->base
.version
< 9 ||
1615 dri2_dpy
->image
->blitImage
== NULL
)) {
1616 _eglLog(_EGL_WARNING
, "wayland-egl: Different GPU selected, but the "
1617 "Image extension in the driver is not "
1618 "compatible. Version 9 or later and blitImage() "
1623 if (!dri2_wl_add_configs_for_visuals(drv
, disp
)) {
1624 _eglError(EGL_NOT_INITIALIZED
, "DRI2: failed to add configs");
1628 dri2_set_WL_bind_wayland_display(drv
, disp
);
1629 /* When cannot convert EGLImage to wl_buffer when on a different gpu,
1630 * because the buffer of the EGLImage has likely a tiling mode the server
1631 * gpu won't support. These is no way to check for now. Thus do not support the
1633 if (!dri2_dpy
->is_different_gpu
)
1634 disp
->Extensions
.WL_create_wayland_buffer_from_image
= EGL_TRUE
;
1636 disp
->Extensions
.EXT_buffer_age
= EGL_TRUE
;
1638 disp
->Extensions
.EXT_swap_buffers_with_damage
= EGL_TRUE
;
1640 /* Fill vtbl last to prevent accidentally calling virtual function during
1643 dri2_dpy
->vtbl
= &dri2_wl_display_vtbl
;
1648 dri2_display_destroy(disp
);
1653 dri2_wl_swrast_get_stride_for_format(int format
, int w
)
1655 int visual_idx
= dri2_wl_visual_idx_from_shm_format(format
);
1657 assume(visual_idx
!= -1);
1659 return w
* (dri2_wl_visuals
[visual_idx
].bpp
/ 8);
1663 dri2_wl_swrast_allocate_buffer(struct dri2_egl_surface
*dri2_surf
,
1664 int format
, int w
, int h
,
1665 void **data
, int *size
,
1666 struct wl_buffer
**buffer
)
1668 struct dri2_egl_display
*dri2_dpy
=
1669 dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
1670 struct wl_shm_pool
*pool
;
1671 int fd
, stride
, size_map
;
1674 stride
= dri2_wl_swrast_get_stride_for_format(format
, w
);
1675 size_map
= h
* stride
;
1677 /* Create a shareable buffer */
1678 fd
= os_create_anonymous_file(size_map
, NULL
);
1682 data_map
= mmap(NULL
, size_map
, PROT_READ
| PROT_WRITE
, MAP_SHARED
, fd
, 0);
1683 if (data_map
== MAP_FAILED
) {
1688 /* Share it in a wl_buffer */
1689 pool
= wl_shm_create_pool(dri2_dpy
->wl_shm
, fd
, size_map
);
1690 wl_proxy_set_queue((struct wl_proxy
*)pool
, dri2_surf
->wl_queue
);
1691 *buffer
= wl_shm_pool_create_buffer(pool
, 0, w
, h
, stride
, format
);
1692 wl_shm_pool_destroy(pool
);
1701 swrast_update_buffers(struct dri2_egl_surface
*dri2_surf
)
1703 struct dri2_egl_display
*dri2_dpy
=
1704 dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
1706 /* we need to do the following operations only once per frame */
1707 if (dri2_surf
->back
)
1710 if (dri2_surf
->base
.Width
!= dri2_surf
->wl_win
->width
||
1711 dri2_surf
->base
.Height
!= dri2_surf
->wl_win
->height
) {
1713 dri2_wl_release_buffers(dri2_surf
);
1715 dri2_surf
->base
.Width
= dri2_surf
->wl_win
->width
;
1716 dri2_surf
->base
.Height
= dri2_surf
->wl_win
->height
;
1717 dri2_surf
->dx
= dri2_surf
->wl_win
->dx
;
1718 dri2_surf
->dy
= dri2_surf
->wl_win
->dy
;
1719 dri2_surf
->current
= NULL
;
1722 /* find back buffer */
1724 /* There might be a buffer release already queued that wasn't processed */
1725 wl_display_dispatch_queue_pending(dri2_dpy
->wl_dpy
, dri2_surf
->wl_queue
);
1727 /* try get free buffer already created */
1728 for (int i
= 0; i
< ARRAY_SIZE(dri2_surf
->color_buffers
); i
++) {
1729 if (!dri2_surf
->color_buffers
[i
].locked
&&
1730 dri2_surf
->color_buffers
[i
].wl_buffer
) {
1731 dri2_surf
->back
= &dri2_surf
->color_buffers
[i
];
1736 /* else choose any another free location */
1737 if (!dri2_surf
->back
) {
1738 for (int i
= 0; i
< ARRAY_SIZE(dri2_surf
->color_buffers
); i
++) {
1739 if (!dri2_surf
->color_buffers
[i
].locked
) {
1740 dri2_surf
->back
= &dri2_surf
->color_buffers
[i
];
1741 if (!dri2_wl_swrast_allocate_buffer(dri2_surf
,
1743 dri2_surf
->base
.Width
,
1744 dri2_surf
->base
.Height
,
1745 &dri2_surf
->back
->data
,
1746 &dri2_surf
->back
->data_size
,
1747 &dri2_surf
->back
->wl_buffer
)) {
1748 _eglError(EGL_BAD_ALLOC
, "failed to allocate color buffer");
1751 wl_buffer_add_listener(dri2_surf
->back
->wl_buffer
,
1752 &wl_buffer_listener
, dri2_surf
);
1758 if (!dri2_surf
->back
) {
1759 _eglError(EGL_BAD_ALLOC
, "failed to find free buffer");
1763 dri2_surf
->back
->locked
= true;
1765 /* If we have an extra unlocked buffer at this point, we had to do triple
1766 * buffering for a while, but now can go back to just double buffering.
1767 * That means we can free any unlocked buffer now. */
1768 for (int i
= 0; i
< ARRAY_SIZE(dri2_surf
->color_buffers
); i
++) {
1769 if (!dri2_surf
->color_buffers
[i
].locked
&&
1770 dri2_surf
->color_buffers
[i
].wl_buffer
) {
1771 wl_buffer_destroy(dri2_surf
->color_buffers
[i
].wl_buffer
);
1772 munmap(dri2_surf
->color_buffers
[i
].data
,
1773 dri2_surf
->color_buffers
[i
].data_size
);
1774 dri2_surf
->color_buffers
[i
].wl_buffer
= NULL
;
1775 dri2_surf
->color_buffers
[i
].data
= NULL
;
1783 dri2_wl_swrast_get_frontbuffer_data(struct dri2_egl_surface
*dri2_surf
)
1785 /* if there has been a resize: */
1786 if (!dri2_surf
->current
)
1789 return dri2_surf
->current
->data
;
1793 dri2_wl_swrast_get_backbuffer_data(struct dri2_egl_surface
*dri2_surf
)
1795 assert(dri2_surf
->back
);
1796 return dri2_surf
->back
->data
;
1800 dri2_wl_swrast_commit_backbuffer(struct dri2_egl_surface
*dri2_surf
)
1802 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
1804 while (dri2_surf
->throttle_callback
!= NULL
)
1805 if (wl_display_dispatch_queue(dri2_dpy
->wl_dpy
,
1806 dri2_surf
->wl_queue
) == -1)
1809 if (dri2_surf
->base
.SwapInterval
> 0) {
1810 dri2_surf
->throttle_callback
=
1811 wl_surface_frame(dri2_surf
->wl_surface_wrapper
);
1812 wl_callback_add_listener(dri2_surf
->throttle_callback
,
1813 &throttle_listener
, dri2_surf
);
1816 dri2_surf
->current
= dri2_surf
->back
;
1817 dri2_surf
->back
= NULL
;
1819 wl_surface_attach(dri2_surf
->wl_surface_wrapper
,
1820 dri2_surf
->current
->wl_buffer
,
1821 dri2_surf
->dx
, dri2_surf
->dy
);
1823 dri2_surf
->wl_win
->attached_width
= dri2_surf
->base
.Width
;
1824 dri2_surf
->wl_win
->attached_height
= dri2_surf
->base
.Height
;
1825 /* reset resize growing parameters */
1829 wl_surface_damage(dri2_surf
->wl_surface_wrapper
,
1830 0, 0, INT32_MAX
, INT32_MAX
);
1831 wl_surface_commit(dri2_surf
->wl_surface_wrapper
);
1833 /* If we're not waiting for a frame callback then we'll at least throttle
1834 * to a sync callback so that we always give a chance for the compositor to
1835 * handle the commit and send a release event before checking for a free
1837 if (dri2_surf
->throttle_callback
== NULL
) {
1838 dri2_surf
->throttle_callback
= wl_display_sync(dri2_surf
->wl_dpy_wrapper
);
1839 wl_callback_add_listener(dri2_surf
->throttle_callback
,
1840 &throttle_listener
, dri2_surf
);
1843 wl_display_flush(dri2_dpy
->wl_dpy
);
1847 dri2_wl_swrast_get_drawable_info(__DRIdrawable
* draw
,
1848 int *x
, int *y
, int *w
, int *h
,
1849 void *loaderPrivate
)
1851 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
1853 (void) swrast_update_buffers(dri2_surf
);
1856 *w
= dri2_surf
->base
.Width
;
1857 *h
= dri2_surf
->base
.Height
;
1861 dri2_wl_swrast_get_image(__DRIdrawable
* read
,
1862 int x
, int y
, int w
, int h
,
1863 char *data
, void *loaderPrivate
)
1865 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
1866 int copy_width
= dri2_wl_swrast_get_stride_for_format(dri2_surf
->format
, w
);
1867 int x_offset
= dri2_wl_swrast_get_stride_for_format(dri2_surf
->format
, x
);
1868 int src_stride
= dri2_wl_swrast_get_stride_for_format(dri2_surf
->format
, dri2_surf
->base
.Width
);
1869 int dst_stride
= copy_width
;
1872 src
= dri2_wl_swrast_get_frontbuffer_data(dri2_surf
);
1874 memset(data
, 0, copy_width
* h
);
1878 assert(data
!= src
);
1879 assert(copy_width
<= src_stride
);
1882 src
+= y
* src_stride
;
1885 if (copy_width
> src_stride
-x_offset
)
1886 copy_width
= src_stride
-x_offset
;
1887 if (h
> dri2_surf
->base
.Height
-y
)
1888 h
= dri2_surf
->base
.Height
-y
;
1891 memcpy(dst
, src
, copy_width
);
1898 dri2_wl_swrast_put_image2(__DRIdrawable
* draw
, int op
,
1899 int x
, int y
, int w
, int h
, int stride
,
1900 char *data
, void *loaderPrivate
)
1902 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
1903 int copy_width
= dri2_wl_swrast_get_stride_for_format(dri2_surf
->format
, w
);
1904 int dst_stride
= dri2_wl_swrast_get_stride_for_format(dri2_surf
->format
, dri2_surf
->base
.Width
);
1905 int x_offset
= dri2_wl_swrast_get_stride_for_format(dri2_surf
->format
, x
);
1908 assert(copy_width
<= stride
);
1910 (void) swrast_update_buffers(dri2_surf
);
1911 dst
= dri2_wl_swrast_get_backbuffer_data(dri2_surf
);
1913 /* partial copy, copy old content */
1914 if (copy_width
< dst_stride
)
1915 dri2_wl_swrast_get_image(draw
, 0, 0,
1916 dri2_surf
->base
.Width
, dri2_surf
->base
.Height
,
1917 dst
, loaderPrivate
);
1920 dst
+= y
* dst_stride
;
1924 /* drivers expect we do these checks (and some rely on it) */
1925 if (copy_width
> dst_stride
-x_offset
)
1926 copy_width
= dst_stride
-x_offset
;
1927 if (h
> dri2_surf
->base
.Height
-y
)
1928 h
= dri2_surf
->base
.Height
-y
;
1931 memcpy(dst
, src
, copy_width
);
1935 dri2_wl_swrast_commit_backbuffer(dri2_surf
);
1939 dri2_wl_swrast_put_image(__DRIdrawable
* draw
, int op
,
1940 int x
, int y
, int w
, int h
,
1941 char *data
, void *loaderPrivate
)
1943 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
1946 stride
= dri2_wl_swrast_get_stride_for_format(dri2_surf
->format
, w
);
1947 dri2_wl_swrast_put_image2(draw
, op
, x
, y
, w
, h
,
1948 stride
, data
, loaderPrivate
);
1952 dri2_wl_swrast_swap_buffers(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*draw
)
1954 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1955 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(draw
);
1957 dri2_dpy
->core
->swapBuffers(dri2_surf
->dri_drawable
);
1962 shm_handle_format(void *data
, struct wl_shm
*shm
, uint32_t format
)
1964 struct dri2_egl_display
*dri2_dpy
= data
;
1965 int visual_idx
= dri2_wl_visual_idx_from_shm_format(format
);
1967 if (visual_idx
== -1)
1970 BITSET_SET(dri2_dpy
->formats
, visual_idx
);
1973 static const struct wl_shm_listener shm_listener
= {
1974 .format
= shm_handle_format
1978 registry_handle_global_swrast(void *data
, struct wl_registry
*registry
,
1979 uint32_t name
, const char *interface
,
1982 struct dri2_egl_display
*dri2_dpy
= data
;
1984 if (strcmp(interface
, "wl_shm") == 0) {
1986 wl_registry_bind(registry
, name
, &wl_shm_interface
, 1);
1987 wl_shm_add_listener(dri2_dpy
->wl_shm
, &shm_listener
, dri2_dpy
);
1991 static const struct wl_registry_listener registry_listener_swrast
= {
1992 .global
= registry_handle_global_swrast
,
1993 .global_remove
= registry_handle_global_remove
1996 static const struct dri2_egl_display_vtbl dri2_wl_swrast_display_vtbl
= {
1997 .authenticate
= NULL
,
1998 .create_window_surface
= dri2_wl_create_window_surface
,
1999 .create_pixmap_surface
= dri2_wl_create_pixmap_surface
,
2000 .destroy_surface
= dri2_wl_destroy_surface
,
2001 .create_image
= dri2_create_image_khr
,
2002 .swap_buffers
= dri2_wl_swrast_swap_buffers
,
2003 .get_dri_drawable
= dri2_surface_get_dri_drawable
,
2006 static const __DRIswrastLoaderExtension swrast_loader_extension
= {
2007 .base
= { __DRI_SWRAST_LOADER
, 2 },
2009 .getDrawableInfo
= dri2_wl_swrast_get_drawable_info
,
2010 .putImage
= dri2_wl_swrast_put_image
,
2011 .getImage
= dri2_wl_swrast_get_image
,
2012 .putImage2
= dri2_wl_swrast_put_image2
,
2015 static const __DRIextension
*swrast_loader_extensions
[] = {
2016 &swrast_loader_extension
.base
,
2017 &image_lookup_extension
.base
,
2022 dri2_initialize_wayland_swrast(_EGLDriver
*drv
, _EGLDisplay
*disp
)
2025 struct dri2_egl_display
*dri2_dpy
;
2027 dri2_dpy
= calloc(1, sizeof *dri2_dpy
);
2029 return _eglError(EGL_BAD_ALLOC
, "eglInitialize");
2032 disp
->DriverData
= (void *) dri2_dpy
;
2033 if (disp
->PlatformDisplay
== NULL
) {
2034 dri2_dpy
->wl_dpy
= wl_display_connect(NULL
);
2035 if (dri2_dpy
->wl_dpy
== NULL
)
2037 dri2_dpy
->own_device
= true;
2039 dri2_dpy
->wl_dpy
= disp
->PlatformDisplay
;
2042 dev
= _eglAddDevice(dri2_dpy
->fd
, true);
2044 _eglError(EGL_NOT_INITIALIZED
, "DRI2: failed to find EGLDevice");
2050 dri2_dpy
->wl_queue
= wl_display_create_queue(dri2_dpy
->wl_dpy
);
2052 dri2_dpy
->wl_dpy_wrapper
= wl_proxy_create_wrapper(dri2_dpy
->wl_dpy
);
2053 if (dri2_dpy
->wl_dpy_wrapper
== NULL
)
2056 wl_proxy_set_queue((struct wl_proxy
*) dri2_dpy
->wl_dpy_wrapper
,
2057 dri2_dpy
->wl_queue
);
2059 if (dri2_dpy
->own_device
)
2060 wl_display_dispatch_pending(dri2_dpy
->wl_dpy
);
2062 dri2_dpy
->wl_registry
= wl_display_get_registry(dri2_dpy
->wl_dpy_wrapper
);
2063 wl_registry_add_listener(dri2_dpy
->wl_registry
,
2064 ®istry_listener_swrast
, dri2_dpy
);
2066 if (roundtrip(dri2_dpy
) < 0 || dri2_dpy
->wl_shm
== NULL
)
2069 if (roundtrip(dri2_dpy
) < 0 || !BITSET_TEST_RANGE(dri2_dpy
->formats
,
2070 0, EGL_DRI2_MAX_FORMATS
))
2073 dri2_dpy
->driver_name
= strdup("swrast");
2074 if (!dri2_load_driver_swrast(disp
))
2077 dri2_dpy
->loader_extensions
= swrast_loader_extensions
;
2079 if (!dri2_create_screen(disp
))
2082 if (!dri2_setup_extensions(disp
))
2085 dri2_setup_screen(disp
);
2087 dri2_wl_setup_swap_interval(disp
);
2089 if (!dri2_wl_add_configs_for_visuals(drv
, disp
)) {
2090 _eglError(EGL_NOT_INITIALIZED
, "DRI2: failed to add configs");
2094 /* Fill vtbl last to prevent accidentally calling virtual function during
2097 dri2_dpy
->vtbl
= &dri2_wl_swrast_display_vtbl
;
2102 dri2_display_destroy(disp
);
2107 dri2_initialize_wayland(_EGLDriver
*drv
, _EGLDisplay
*disp
)
2109 EGLBoolean initialized
= EGL_FALSE
;
2111 if (!disp
->Options
.ForceSoftware
)
2112 initialized
= dri2_initialize_wayland_drm(drv
, disp
);
2115 initialized
= dri2_initialize_wayland_swrast(drv
, disp
);
2122 dri2_teardown_wayland(struct dri2_egl_display
*dri2_dpy
)
2124 if (dri2_dpy
->wl_drm
)
2125 wl_drm_destroy(dri2_dpy
->wl_drm
);
2126 if (dri2_dpy
->wl_dmabuf
)
2127 zwp_linux_dmabuf_v1_destroy(dri2_dpy
->wl_dmabuf
);
2128 if (dri2_dpy
->wl_shm
)
2129 wl_shm_destroy(dri2_dpy
->wl_shm
);
2130 if (dri2_dpy
->wl_registry
)
2131 wl_registry_destroy(dri2_dpy
->wl_registry
);
2132 if (dri2_dpy
->wl_queue
)
2133 wl_event_queue_destroy(dri2_dpy
->wl_queue
);
2134 if (dri2_dpy
->wl_dpy_wrapper
)
2135 wl_proxy_wrapper_destroy(dri2_dpy
->wl_dpy_wrapper
);
2137 for (int i
= 0; dri2_dpy
->wl_modifiers
&& i
< ARRAY_SIZE(dri2_wl_visuals
); i
++)
2138 u_vector_finish(&dri2_dpy
->wl_modifiers
[i
]);
2139 free(dri2_dpy
->wl_modifiers
);
2141 if (dri2_dpy
->own_device
)
2142 wl_display_disconnect(dri2_dpy
->wl_dpy
);