2 * Copyright © 2011 Intel Corporation
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
16 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
17 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
18 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
19 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
20 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
22 * DEALINGS IN THE SOFTWARE.
25 * Kristian Høgsberg <krh@bitplanet.net>
41 #include <sys/types.h>
43 #include "util/debug.h"
44 #include "util/macros.h"
45 #include "util/bitscan.h"
51 #include "platform_x11_dri3.h"
55 dri2_x11_swap_interval(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*surf
,
59 dri2_format_for_depth(struct dri2_egl_display
*dri2_dpy
, uint32_t depth
);
62 swrastCreateDrawable(struct dri2_egl_display
* dri2_dpy
,
63 struct dri2_egl_surface
* dri2_surf
)
66 const uint32_t function
= GXcopy
;
70 dri2_surf
->gc
= xcb_generate_id(dri2_dpy
->conn
);
71 mask
= XCB_GC_FUNCTION
;
72 xcb_create_gc(dri2_dpy
->conn
, dri2_surf
->gc
, dri2_surf
->drawable
, mask
, &function
);
74 dri2_surf
->swapgc
= xcb_generate_id(dri2_dpy
->conn
);
75 mask
= XCB_GC_FUNCTION
| XCB_GC_GRAPHICS_EXPOSURES
;
78 xcb_create_gc(dri2_dpy
->conn
, dri2_surf
->swapgc
, dri2_surf
->drawable
, mask
, valgc
);
79 switch (dri2_surf
->depth
) {
83 dri2_surf
->bytes_per_pixel
= 4;
86 dri2_surf
->bytes_per_pixel
= 2;
89 dri2_surf
->bytes_per_pixel
= 1;
92 dri2_surf
->bytes_per_pixel
= 0;
95 _eglLog(_EGL_WARNING
, "unsupported depth %d", dri2_surf
->depth
);
100 swrastDestroyDrawable(struct dri2_egl_display
* dri2_dpy
,
101 struct dri2_egl_surface
* dri2_surf
)
103 xcb_free_gc(dri2_dpy
->conn
, dri2_surf
->gc
);
104 xcb_free_gc(dri2_dpy
->conn
, dri2_surf
->swapgc
);
108 x11_get_drawable_info(__DRIdrawable
* draw
,
109 int *x
, int *y
, int *w
, int *h
,
112 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
113 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
115 xcb_get_geometry_cookie_t cookie
;
116 xcb_get_geometry_reply_t
*reply
;
117 xcb_generic_error_t
*error
;
120 cookie
= xcb_get_geometry (dri2_dpy
->conn
, dri2_surf
->drawable
);
121 reply
= xcb_get_geometry_reply (dri2_dpy
->conn
, cookie
, &error
);
127 _eglLog(_EGL_WARNING
, "error in xcb_get_geometry");
141 swrastGetDrawableInfo(__DRIdrawable
* draw
,
142 int *x
, int *y
, int *w
, int *h
,
145 *x
= *y
= *w
= *h
= 0;
146 x11_get_drawable_info(draw
, x
, y
, w
, h
, loaderPrivate
);
150 swrastPutImage(__DRIdrawable
* draw
, int op
,
151 int x
, int y
, int w
, int h
,
152 char *data
, void *loaderPrivate
)
154 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
155 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
160 case __DRI_SWRAST_IMAGE_OP_DRAW
:
163 case __DRI_SWRAST_IMAGE_OP_SWAP
:
164 gc
= dri2_surf
->swapgc
;
170 xcb_put_image(dri2_dpy
->conn
, XCB_IMAGE_FORMAT_Z_PIXMAP
, dri2_surf
->drawable
,
171 gc
, w
, h
, x
, y
, 0, dri2_surf
->depth
,
172 w
*h
*dri2_surf
->bytes_per_pixel
, (const uint8_t *)data
);
176 swrastGetImage(__DRIdrawable
* read
,
177 int x
, int y
, int w
, int h
,
178 char *data
, void *loaderPrivate
)
180 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
181 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
183 xcb_get_image_cookie_t cookie
;
184 xcb_get_image_reply_t
*reply
;
185 xcb_generic_error_t
*error
;
187 cookie
= xcb_get_image (dri2_dpy
->conn
, XCB_IMAGE_FORMAT_Z_PIXMAP
,
188 dri2_surf
->drawable
, x
, y
, w
, h
, ~0);
189 reply
= xcb_get_image_reply (dri2_dpy
->conn
, cookie
, &error
);
194 _eglLog(_EGL_WARNING
, "error in xcb_get_image");
197 uint32_t bytes
= xcb_get_image_data_length(reply
);
198 uint8_t *idata
= xcb_get_image_data(reply
);
199 memcpy(data
, idata
, bytes
);
205 static xcb_screen_t
*
206 get_xcb_screen(xcb_screen_iterator_t iter
, int screen
)
208 for (; iter
.rem
; --screen
, xcb_screen_next(&iter
))
215 static xcb_visualtype_t
*
216 get_xcb_visualtype_for_depth(struct dri2_egl_display
*dri2_dpy
, int depth
)
218 xcb_visualtype_iterator_t visual_iter
;
219 xcb_screen_t
*screen
= dri2_dpy
->screen
;
220 xcb_depth_iterator_t depth_iter
= xcb_screen_allowed_depths_iterator(screen
);
222 for (; depth_iter
.rem
; xcb_depth_next(&depth_iter
)) {
223 if (depth_iter
.data
->depth
!= depth
)
226 visual_iter
= xcb_depth_visuals_iterator(depth_iter
.data
);
228 return visual_iter
.data
;
234 /* Get red channel mask for given depth. */
236 dri2_x11_get_red_mask_for_depth(struct dri2_egl_display
*dri2_dpy
, int depth
)
238 xcb_visualtype_t
*visual
= get_xcb_visualtype_for_depth(dri2_dpy
, depth
);
241 return visual
->red_mask
;
247 * Called via eglCreateWindowSurface(), drv->API.CreateWindowSurface().
250 dri2_x11_create_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
, EGLint type
,
251 _EGLConfig
*conf
, void *native_surface
,
252 const EGLint
*attrib_list
)
254 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
255 struct dri2_egl_config
*dri2_conf
= dri2_egl_config(conf
);
256 struct dri2_egl_surface
*dri2_surf
;
257 xcb_get_geometry_cookie_t cookie
;
258 xcb_get_geometry_reply_t
*reply
;
259 xcb_generic_error_t
*error
;
260 const __DRIconfig
*config
;
264 dri2_surf
= calloc(1, sizeof *dri2_surf
);
266 _eglError(EGL_BAD_ALLOC
, "dri2_create_surface");
270 if (!dri2_init_surface(&dri2_surf
->base
, disp
, type
, conf
, attrib_list
,
271 false, native_surface
))
274 dri2_surf
->region
= XCB_NONE
;
275 if (type
== EGL_PBUFFER_BIT
) {
276 dri2_surf
->drawable
= xcb_generate_id(dri2_dpy
->conn
);
277 xcb_create_pixmap(dri2_dpy
->conn
, conf
->BufferSize
,
278 dri2_surf
->drawable
, dri2_dpy
->screen
->root
,
279 dri2_surf
->base
.Width
, dri2_surf
->base
.Height
);
281 STATIC_ASSERT(sizeof(uintptr_t) == sizeof(native_surface
));
282 dri2_surf
->drawable
= (uintptr_t) native_surface
;
285 config
= dri2_get_dri_config(dri2_conf
, type
,
286 dri2_surf
->base
.GLColorspace
);
289 _eglError(EGL_BAD_MATCH
, "Unsupported surfacetype/colorspace configuration");
293 if (!dri2_create_drawable(dri2_dpy
, config
, dri2_surf
, dri2_surf
))
296 if (type
!= EGL_PBUFFER_BIT
) {
297 cookie
= xcb_get_geometry (dri2_dpy
->conn
, dri2_surf
->drawable
);
298 reply
= xcb_get_geometry_reply (dri2_dpy
->conn
, cookie
, &error
);
300 if (error
->error_code
== BadAlloc
)
301 _eglError(EGL_BAD_ALLOC
, "xcb_get_geometry");
302 else if (type
== EGL_WINDOW_BIT
)
303 _eglError(EGL_BAD_NATIVE_WINDOW
, "xcb_get_geometry");
305 _eglError(EGL_BAD_NATIVE_PIXMAP
, "xcb_get_geometry");
307 goto cleanup_dri_drawable
;
308 } else if (reply
== NULL
) {
309 _eglError(EGL_BAD_ALLOC
, "xcb_get_geometry");
310 goto cleanup_dri_drawable
;
313 dri2_surf
->base
.Width
= reply
->width
;
314 dri2_surf
->base
.Height
= reply
->height
;
315 dri2_surf
->depth
= reply
->depth
;
319 if (dri2_dpy
->dri2
) {
320 xcb_void_cookie_t cookie
;
323 cookie
= xcb_dri2_create_drawable_checked(dri2_dpy
->conn
,
324 dri2_surf
->drawable
);
325 error
= xcb_request_check(dri2_dpy
->conn
, cookie
);
326 conn_error
= xcb_connection_has_error(dri2_dpy
->conn
);
327 if (conn_error
|| error
!= NULL
) {
328 if (type
== EGL_PBUFFER_BIT
|| conn_error
|| error
->error_code
== BadAlloc
)
329 _eglError(EGL_BAD_ALLOC
, "xcb_dri2_create_drawable_checked");
330 else if (type
== EGL_WINDOW_BIT
)
331 _eglError(EGL_BAD_NATIVE_WINDOW
,
332 "xcb_dri2_create_drawable_checked");
334 _eglError(EGL_BAD_NATIVE_PIXMAP
,
335 "xcb_dri2_create_drawable_checked");
337 goto cleanup_dri_drawable
;
340 if (type
== EGL_PBUFFER_BIT
) {
341 dri2_surf
->depth
= conf
->BufferSize
;
343 swrastCreateDrawable(dri2_dpy
, dri2_surf
);
346 /* we always copy the back buffer to front */
347 dri2_surf
->base
.PostSubBufferSupportedNV
= EGL_TRUE
;
349 return &dri2_surf
->base
;
351 cleanup_dri_drawable
:
352 dri2_dpy
->core
->destroyDrawable(dri2_surf
->dri_drawable
);
354 if (type
== EGL_PBUFFER_BIT
)
355 xcb_free_pixmap(dri2_dpy
->conn
, dri2_surf
->drawable
);
363 * Called via eglCreateWindowSurface(), drv->API.CreateWindowSurface().
366 dri2_x11_create_window_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
,
367 _EGLConfig
*conf
, void *native_window
,
368 const EGLint
*attrib_list
)
370 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
373 surf
= dri2_x11_create_surface(drv
, disp
, EGL_WINDOW_BIT
, conf
,
374 native_window
, attrib_list
);
376 /* When we first create the DRI2 drawable, its swap interval on the
379 surf
->SwapInterval
= 1;
381 /* Override that with a driconf-set value. */
382 dri2_x11_swap_interval(drv
, disp
, surf
, dri2_dpy
->default_swap_interval
);
389 dri2_x11_create_pixmap_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
,
390 _EGLConfig
*conf
, void *native_pixmap
,
391 const EGLint
*attrib_list
)
393 return dri2_x11_create_surface(drv
, disp
, EGL_PIXMAP_BIT
, conf
,
394 native_pixmap
, attrib_list
);
398 dri2_x11_create_pbuffer_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
,
399 _EGLConfig
*conf
, const EGLint
*attrib_list
)
401 return dri2_x11_create_surface(drv
, disp
, EGL_PBUFFER_BIT
, conf
,
406 dri2_x11_destroy_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*surf
)
408 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
409 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surf
);
413 dri2_dpy
->core
->destroyDrawable(dri2_surf
->dri_drawable
);
415 if (dri2_dpy
->dri2
) {
416 xcb_dri2_destroy_drawable (dri2_dpy
->conn
, dri2_surf
->drawable
);
418 assert(dri2_dpy
->swrast
);
419 swrastDestroyDrawable(dri2_dpy
, dri2_surf
);
422 if (surf
->Type
== EGL_PBUFFER_BIT
)
423 xcb_free_pixmap (dri2_dpy
->conn
, dri2_surf
->drawable
);
425 dri2_fini_surface(surf
);
432 * Function utilizes swrastGetDrawableInfo to get surface
433 * geometry from x server and calls default query surface
434 * implementation that returns the updated values.
436 * In case of errors we still return values that we currently
440 dri2_query_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
,
441 _EGLSurface
*surf
, EGLint attribute
,
444 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
445 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surf
);
448 __DRIdrawable
*drawable
= dri2_dpy
->vtbl
->get_dri_drawable(surf
);
453 if (x11_get_drawable_info(drawable
, &x
, &y
, &w
, &h
, dri2_surf
)) {
461 return _eglQuerySurface(drv
, disp
, surf
, attribute
, value
);
465 * Process list of buffer received from the server
467 * Processes the list of buffers received in a reply from the server to either
468 * \c DRI2GetBuffers or \c DRI2GetBuffersWithFormat.
471 dri2_x11_process_buffers(struct dri2_egl_surface
*dri2_surf
,
472 xcb_dri2_dri2_buffer_t
*buffers
, unsigned count
)
474 struct dri2_egl_display
*dri2_dpy
=
475 dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
476 xcb_rectangle_t rectangle
;
478 dri2_surf
->have_fake_front
= false;
480 /* This assumes the DRI2 buffer attachment tokens matches the
481 * __DRIbuffer tokens. */
482 for (unsigned i
= 0; i
< count
; i
++) {
483 dri2_surf
->buffers
[i
].attachment
= buffers
[i
].attachment
;
484 dri2_surf
->buffers
[i
].name
= buffers
[i
].name
;
485 dri2_surf
->buffers
[i
].pitch
= buffers
[i
].pitch
;
486 dri2_surf
->buffers
[i
].cpp
= buffers
[i
].cpp
;
487 dri2_surf
->buffers
[i
].flags
= buffers
[i
].flags
;
489 /* We only use the DRI drivers single buffer configs. This
490 * means that if we try to render to a window, DRI2 will give us
491 * the fake front buffer, which we'll use as a back buffer.
492 * Note that EGL doesn't require that several clients rendering
493 * to the same window must see the same aux buffers. */
494 if (dri2_surf
->buffers
[i
].attachment
== __DRI_BUFFER_FAKE_FRONT_LEFT
)
495 dri2_surf
->have_fake_front
= true;
498 if (dri2_surf
->region
!= XCB_NONE
)
499 xcb_xfixes_destroy_region(dri2_dpy
->conn
, dri2_surf
->region
);
503 rectangle
.width
= dri2_surf
->base
.Width
;
504 rectangle
.height
= dri2_surf
->base
.Height
;
505 dri2_surf
->region
= xcb_generate_id(dri2_dpy
->conn
);
506 xcb_xfixes_create_region(dri2_dpy
->conn
, dri2_surf
->region
, 1, &rectangle
);
510 dri2_x11_get_buffers(__DRIdrawable
* driDrawable
,
511 int *width
, int *height
,
512 unsigned int *attachments
, int count
,
513 int *out_count
, void *loaderPrivate
)
515 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
516 struct dri2_egl_display
*dri2_dpy
=
517 dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
518 xcb_dri2_dri2_buffer_t
*buffers
;
519 xcb_dri2_get_buffers_reply_t
*reply
;
520 xcb_dri2_get_buffers_cookie_t cookie
;
524 cookie
= xcb_dri2_get_buffers_unchecked (dri2_dpy
->conn
,
526 count
, count
, attachments
);
527 reply
= xcb_dri2_get_buffers_reply (dri2_dpy
->conn
, cookie
, NULL
);
530 buffers
= xcb_dri2_get_buffers_buffers (reply
);
534 *out_count
= reply
->count
;
535 dri2_surf
->base
.Width
= *width
= reply
->width
;
536 dri2_surf
->base
.Height
= *height
= reply
->height
;
537 dri2_x11_process_buffers(dri2_surf
, buffers
, *out_count
);
541 return dri2_surf
->buffers
;
545 dri2_x11_get_buffers_with_format(__DRIdrawable
* driDrawable
,
546 int *width
, int *height
,
547 unsigned int *attachments
, int count
,
548 int *out_count
, void *loaderPrivate
)
550 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
551 struct dri2_egl_display
*dri2_dpy
=
552 dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
553 xcb_dri2_dri2_buffer_t
*buffers
;
554 xcb_dri2_get_buffers_with_format_reply_t
*reply
;
555 xcb_dri2_get_buffers_with_format_cookie_t cookie
;
556 xcb_dri2_attach_format_t
*format_attachments
;
560 format_attachments
= (xcb_dri2_attach_format_t
*) attachments
;
561 cookie
= xcb_dri2_get_buffers_with_format_unchecked (dri2_dpy
->conn
,
566 reply
= xcb_dri2_get_buffers_with_format_reply (dri2_dpy
->conn
,
571 buffers
= xcb_dri2_get_buffers_with_format_buffers (reply
);
572 dri2_surf
->base
.Width
= *width
= reply
->width
;
573 dri2_surf
->base
.Height
= *height
= reply
->height
;
574 *out_count
= reply
->count
;
575 dri2_x11_process_buffers(dri2_surf
, buffers
, *out_count
);
579 return dri2_surf
->buffers
;
583 dri2_x11_flush_front_buffer(__DRIdrawable
* driDrawable
, void *loaderPrivate
)
587 /* FIXME: Does EGL support front buffer rendering at all? */
590 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
592 dri2WaitGL(dri2_surf
);
594 (void) loaderPrivate
;
599 dri2_x11_do_authenticate(struct dri2_egl_display
*dri2_dpy
, uint32_t id
)
601 xcb_dri2_authenticate_reply_t
*authenticate
;
602 xcb_dri2_authenticate_cookie_t authenticate_cookie
;
605 authenticate_cookie
=
606 xcb_dri2_authenticate_unchecked(dri2_dpy
->conn
, dri2_dpy
->screen
->root
, id
);
608 xcb_dri2_authenticate_reply(dri2_dpy
->conn
, authenticate_cookie
, NULL
);
610 if (authenticate
== NULL
|| !authenticate
->authenticated
)
619 dri2_x11_local_authenticate(struct dri2_egl_display
*dri2_dpy
)
624 if (drmGetMagic(dri2_dpy
->fd
, &magic
)) {
625 _eglLog(_EGL_WARNING
, "DRI2: failed to get drm magic");
629 if (dri2_x11_do_authenticate(dri2_dpy
, magic
) < 0) {
630 _eglLog(_EGL_WARNING
, "DRI2: failed to authenticate");
638 dri2_x11_connect(struct dri2_egl_display
*dri2_dpy
)
640 xcb_xfixes_query_version_reply_t
*xfixes_query
;
641 xcb_xfixes_query_version_cookie_t xfixes_query_cookie
;
642 xcb_dri2_query_version_reply_t
*dri2_query
;
643 xcb_dri2_query_version_cookie_t dri2_query_cookie
;
644 xcb_dri2_connect_reply_t
*connect
;
645 xcb_dri2_connect_cookie_t connect_cookie
;
646 xcb_generic_error_t
*error
;
647 char *driver_name
, *loader_driver_name
, *device_name
;
648 const xcb_query_extension_reply_t
*extension
;
650 xcb_prefetch_extension_data (dri2_dpy
->conn
, &xcb_xfixes_id
);
651 xcb_prefetch_extension_data (dri2_dpy
->conn
, &xcb_dri2_id
);
653 extension
= xcb_get_extension_data(dri2_dpy
->conn
, &xcb_xfixes_id
);
654 if (!(extension
&& extension
->present
))
657 extension
= xcb_get_extension_data(dri2_dpy
->conn
, &xcb_dri2_id
);
658 if (!(extension
&& extension
->present
))
661 xfixes_query_cookie
= xcb_xfixes_query_version(dri2_dpy
->conn
,
662 XCB_XFIXES_MAJOR_VERSION
,
663 XCB_XFIXES_MINOR_VERSION
);
665 dri2_query_cookie
= xcb_dri2_query_version (dri2_dpy
->conn
,
666 XCB_DRI2_MAJOR_VERSION
,
667 XCB_DRI2_MINOR_VERSION
);
669 connect_cookie
= xcb_dri2_connect_unchecked(dri2_dpy
->conn
, dri2_dpy
->screen
->root
,
670 XCB_DRI2_DRIVER_TYPE_DRI
);
673 xcb_xfixes_query_version_reply (dri2_dpy
->conn
,
674 xfixes_query_cookie
, &error
);
675 if (xfixes_query
== NULL
||
676 error
!= NULL
|| xfixes_query
->major_version
< 2) {
677 _eglLog(_EGL_WARNING
, "DRI2: failed to query xfixes version");
685 xcb_dri2_query_version_reply (dri2_dpy
->conn
, dri2_query_cookie
, &error
);
686 if (dri2_query
== NULL
|| error
!= NULL
) {
687 _eglLog(_EGL_WARNING
, "DRI2: failed to query version");
691 dri2_dpy
->dri2_major
= dri2_query
->major_version
;
692 dri2_dpy
->dri2_minor
= dri2_query
->minor_version
;
695 connect
= xcb_dri2_connect_reply (dri2_dpy
->conn
, connect_cookie
, NULL
);
696 if (connect
== NULL
||
697 connect
->driver_name_length
+ connect
->device_name_length
== 0) {
698 _eglLog(_EGL_WARNING
, "DRI2: failed to authenticate");
702 device_name
= xcb_dri2_connect_device_name (connect
);
704 dri2_dpy
->fd
= loader_open_device(device_name
);
705 if (dri2_dpy
->fd
== -1) {
706 _eglLog(_EGL_WARNING
,
707 "DRI2: could not open %s (%s)", device_name
, strerror(errno
));
712 if (!dri2_x11_local_authenticate(dri2_dpy
)) {
718 driver_name
= xcb_dri2_connect_driver_name (connect
);
720 /* If Mesa knows about the appropriate driver for this fd, then trust it.
721 * Otherwise, default to the server's value.
723 loader_driver_name
= loader_get_driver_for_fd(dri2_dpy
->fd
);
724 if (loader_driver_name
) {
725 dri2_dpy
->driver_name
= loader_driver_name
;
727 dri2_dpy
->driver_name
=
729 xcb_dri2_connect_driver_name_length(connect
));
732 if (dri2_dpy
->driver_name
== NULL
) {
738 #ifdef HAVE_WAYLAND_PLATFORM
739 dri2_dpy
->device_name
=
741 xcb_dri2_connect_device_name_length(connect
));
750 dri2_x11_authenticate(_EGLDisplay
*disp
, uint32_t id
)
752 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
754 return dri2_x11_do_authenticate(dri2_dpy
, id
);
758 dri2_x11_add_configs_for_visuals(struct dri2_egl_display
*dri2_dpy
,
759 _EGLDisplay
*disp
, bool supports_preserved
)
761 xcb_depth_iterator_t d
;
762 xcb_visualtype_t
*visuals
;
763 int config_count
= 0;
766 d
= xcb_screen_allowed_depths_iterator(dri2_dpy
->screen
);
773 if (supports_preserved
)
774 surface_type
|= EGL_SWAP_BEHAVIOR_PRESERVED_BIT
;
777 EGLBoolean class_added
[6] = { 0, };
779 visuals
= xcb_depth_visuals(d
.data
);
781 for (int i
= 0; i
< xcb_depth_visuals_length(d
.data
); i
++) {
782 if (class_added
[visuals
[i
]._class
])
785 class_added
[visuals
[i
]._class
] = EGL_TRUE
;
787 for (int j
= 0; dri2_dpy
->driver_configs
[j
]; j
++) {
788 struct dri2_egl_config
*dri2_conf
;
789 const __DRIconfig
*config
= dri2_dpy
->driver_configs
[j
];
791 const EGLint config_attrs
[] = {
792 EGL_NATIVE_VISUAL_ID
, visuals
[i
].visual_id
,
793 EGL_NATIVE_VISUAL_TYPE
, visuals
[i
]._class
,
797 int rgba_shifts
[4] = {
798 ffs(visuals
[i
].red_mask
) - 1,
799 ffs(visuals
[i
].green_mask
) - 1,
800 ffs(visuals
[i
].blue_mask
) - 1,
804 unsigned int rgba_sizes
[4] = {
805 util_bitcount(visuals
[i
].red_mask
),
806 util_bitcount(visuals
[i
].green_mask
),
807 util_bitcount(visuals
[i
].blue_mask
),
811 dri2_conf
= dri2_add_config(disp
, config
, config_count
+ 1,
812 surface_type
, config_attrs
,
813 rgba_shifts
, rgba_sizes
);
815 if (dri2_conf
->base
.ConfigID
== config_count
+ 1)
818 /* Allow a 24-bit RGB visual to match a 32-bit RGBA EGLConfig.
819 * Ditto for 30-bit RGB visuals to match a 32-bit RGBA EGLConfig.
820 * Otherwise it will only match a 32-bit RGBA visual. On a
821 * composited window manager on X11, this will make all of the
822 * EGLConfigs with destination alpha get blended by the
823 * compositor. This is probably not what the application
824 * wants... especially on drivers that only have 32-bit RGBA
826 if (d
.data
->depth
== 24 || d
.data
->depth
== 30) {
827 unsigned int rgba_mask
= ~(visuals
[i
].red_mask
|
828 visuals
[i
].green_mask
|
829 visuals
[i
].blue_mask
);
830 rgba_shifts
[3] = ffs(rgba_mask
) - 1;
831 rgba_sizes
[3] = util_bitcount(rgba_mask
);
832 dri2_conf
= dri2_add_config(disp
, config
, config_count
+ 1,
833 surface_type
, config_attrs
,
834 rgba_shifts
, rgba_sizes
);
836 if (dri2_conf
->base
.ConfigID
== config_count
+ 1)
846 _eglLog(_EGL_WARNING
, "DRI2: failed to create any config");
854 dri2_copy_region(_EGLDriver
*drv
, _EGLDisplay
*disp
,
855 _EGLSurface
*draw
, xcb_xfixes_region_t region
)
857 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
858 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(draw
);
859 enum xcb_dri2_attachment_t render_attachment
;
860 xcb_dri2_copy_region_cookie_t cookie
;
862 /* No-op for a pixmap or pbuffer surface */
863 if (draw
->Type
== EGL_PIXMAP_BIT
|| draw
->Type
== EGL_PBUFFER_BIT
)
866 dri2_dpy
->flush
->flush(dri2_surf
->dri_drawable
);
868 if (dri2_surf
->have_fake_front
)
869 render_attachment
= XCB_DRI2_ATTACHMENT_BUFFER_FAKE_FRONT_LEFT
;
871 render_attachment
= XCB_DRI2_ATTACHMENT_BUFFER_BACK_LEFT
;
873 cookie
= xcb_dri2_copy_region_unchecked(dri2_dpy
->conn
,
876 XCB_DRI2_ATTACHMENT_BUFFER_FRONT_LEFT
,
878 free(xcb_dri2_copy_region_reply(dri2_dpy
->conn
, cookie
, NULL
));
884 dri2_x11_swap_buffers_msc(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*draw
,
885 int64_t msc
, int64_t divisor
, int64_t remainder
)
887 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
888 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(draw
);
889 uint32_t msc_hi
= msc
>> 32;
890 uint32_t msc_lo
= msc
& 0xffffffff;
891 uint32_t divisor_hi
= divisor
>> 32;
892 uint32_t divisor_lo
= divisor
& 0xffffffff;
893 uint32_t remainder_hi
= remainder
>> 32;
894 uint32_t remainder_lo
= remainder
& 0xffffffff;
895 xcb_dri2_swap_buffers_cookie_t cookie
;
896 xcb_dri2_swap_buffers_reply_t
*reply
;
897 int64_t swap_count
= -1;
899 if (draw
->SwapBehavior
== EGL_BUFFER_PRESERVED
|| !dri2_dpy
->swap_available
) {
900 swap_count
= dri2_copy_region(drv
, disp
, draw
, dri2_surf
->region
) ? 0 : -1;
902 dri2_flush_drawable_for_swapbuffers(disp
, draw
);
904 cookie
= xcb_dri2_swap_buffers_unchecked(dri2_dpy
->conn
,
905 dri2_surf
->drawable
, msc_hi
,
906 msc_lo
, divisor_hi
, divisor_lo
,
907 remainder_hi
, remainder_lo
);
909 reply
= xcb_dri2_swap_buffers_reply(dri2_dpy
->conn
, cookie
, NULL
);
912 swap_count
= combine_u32_into_u64(reply
->swap_hi
, reply
->swap_lo
);
917 /* Since we aren't watching for the server's invalidate events like we're
918 * supposed to (due to XCB providing no mechanism for filtering the events
919 * the way xlib does), and SwapBuffers is a common cause of invalidate
920 * events, just shove one down to the driver, even though we haven't told
921 * the driver that we're the kind of loader that provides reliable
922 * invalidate events. This causes the driver to request buffers again at
923 * its next draw, so that we get the correct buffers if a pageflip
924 * happened. The driver should still be using the viewport hack to catch
927 if (dri2_dpy
->flush
->base
.version
>= 3 && dri2_dpy
->flush
->invalidate
)
928 dri2_dpy
->flush
->invalidate(dri2_surf
->dri_drawable
);
934 dri2_x11_swap_buffers(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*draw
)
936 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
937 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(draw
);
939 if (!dri2_dpy
->flush
) {
940 dri2_dpy
->core
->swapBuffers(dri2_surf
->dri_drawable
);
944 if (dri2_x11_swap_buffers_msc(drv
, disp
, draw
, 0, 0, 0) == -1) {
945 /* Swap failed with a window drawable. */
946 return _eglError(EGL_BAD_NATIVE_WINDOW
, __func__
);
952 dri2_x11_swap_buffers_region(_EGLDriver
*drv
, _EGLDisplay
*disp
,
954 EGLint numRects
, const EGLint
*rects
)
956 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
957 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(draw
);
959 xcb_xfixes_region_t region
;
960 xcb_rectangle_t rectangles
[16];
962 if (numRects
> (int)ARRAY_SIZE(rectangles
))
963 return dri2_copy_region(drv
, disp
, draw
, dri2_surf
->region
);
965 for (int i
= 0; i
< numRects
; i
++) {
966 rectangles
[i
].x
= rects
[i
* 4];
967 rectangles
[i
].y
= dri2_surf
->base
.Height
- rects
[i
* 4 + 1] - rects
[i
* 4 + 3];
968 rectangles
[i
].width
= rects
[i
* 4 + 2];
969 rectangles
[i
].height
= rects
[i
* 4 + 3];
972 region
= xcb_generate_id(dri2_dpy
->conn
);
973 xcb_xfixes_create_region(dri2_dpy
->conn
, region
, numRects
, rectangles
);
974 ret
= dri2_copy_region(drv
, disp
, draw
, region
);
975 xcb_xfixes_destroy_region(dri2_dpy
->conn
, region
);
981 dri2_x11_post_sub_buffer(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*draw
,
982 EGLint x
, EGLint y
, EGLint width
, EGLint height
)
984 const EGLint rect
[4] = { x
, y
, width
, height
};
986 if (x
< 0 || y
< 0 || width
< 0 || height
< 0)
987 _eglError(EGL_BAD_PARAMETER
, "eglPostSubBufferNV");
989 return dri2_x11_swap_buffers_region(drv
, disp
, draw
, 1, rect
);
993 dri2_x11_swap_interval(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*surf
,
996 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
997 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surf
);
999 if (dri2_dpy
->swap_available
)
1000 xcb_dri2_swap_interval(dri2_dpy
->conn
, dri2_surf
->drawable
, interval
);
1006 dri2_x11_copy_buffers(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*surf
,
1007 void *native_pixmap_target
)
1009 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1010 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surf
);
1012 xcb_pixmap_t target
;
1014 STATIC_ASSERT(sizeof(uintptr_t) == sizeof(native_pixmap_target
));
1015 target
= (uintptr_t) native_pixmap_target
;
1019 dri2_dpy
->flush
->flush(dri2_surf
->dri_drawable
);
1021 gc
= xcb_generate_id(dri2_dpy
->conn
);
1022 xcb_create_gc(dri2_dpy
->conn
, gc
, target
, 0, NULL
);
1023 xcb_copy_area(dri2_dpy
->conn
,
1024 dri2_surf
->drawable
,
1029 dri2_surf
->base
.Width
,
1030 dri2_surf
->base
.Height
);
1031 xcb_free_gc(dri2_dpy
->conn
, gc
);
1037 dri2_format_for_depth(struct dri2_egl_display
*dri2_dpy
, uint32_t depth
)
1041 return __DRI_IMAGE_FORMAT_RGB565
;
1043 return __DRI_IMAGE_FORMAT_XRGB8888
;
1045 /* Different preferred formats for different hw */
1046 if (dri2_x11_get_red_mask_for_depth(dri2_dpy
, 30) == 0x3ff)
1047 return __DRI_IMAGE_FORMAT_XBGR2101010
;
1049 return __DRI_IMAGE_FORMAT_XRGB2101010
;
1051 return __DRI_IMAGE_FORMAT_ARGB8888
;
1053 return __DRI_IMAGE_FORMAT_NONE
;
1058 dri2_create_image_khr_pixmap(_EGLDisplay
*disp
, _EGLContext
*ctx
,
1059 EGLClientBuffer buffer
, const EGLint
*attr_list
)
1061 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1062 struct dri2_egl_image
*dri2_img
;
1063 unsigned int attachments
[1];
1064 xcb_drawable_t drawable
;
1065 xcb_dri2_get_buffers_cookie_t buffers_cookie
;
1066 xcb_dri2_get_buffers_reply_t
*buffers_reply
;
1067 xcb_dri2_dri2_buffer_t
*buffers
;
1068 xcb_get_geometry_cookie_t geometry_cookie
;
1069 xcb_get_geometry_reply_t
*geometry_reply
;
1070 xcb_generic_error_t
*error
;
1075 drawable
= (xcb_drawable_t
) (uintptr_t) buffer
;
1076 xcb_dri2_create_drawable (dri2_dpy
->conn
, drawable
);
1077 attachments
[0] = XCB_DRI2_ATTACHMENT_BUFFER_FRONT_LEFT
;
1079 xcb_dri2_get_buffers_unchecked (dri2_dpy
->conn
,
1080 drawable
, 1, 1, attachments
);
1081 geometry_cookie
= xcb_get_geometry (dri2_dpy
->conn
, drawable
);
1082 buffers_reply
= xcb_dri2_get_buffers_reply (dri2_dpy
->conn
,
1083 buffers_cookie
, NULL
);
1084 if (buffers_reply
== NULL
)
1087 buffers
= xcb_dri2_get_buffers_buffers (buffers_reply
);
1088 if (buffers
== NULL
) {
1092 geometry_reply
= xcb_get_geometry_reply (dri2_dpy
->conn
,
1093 geometry_cookie
, &error
);
1094 if (geometry_reply
== NULL
|| error
!= NULL
) {
1095 _eglError(EGL_BAD_ALLOC
, "xcb_get_geometry");
1097 free(buffers_reply
);
1101 format
= dri2_format_for_depth(dri2_dpy
, geometry_reply
->depth
);
1102 if (format
== __DRI_IMAGE_FORMAT_NONE
) {
1103 _eglError(EGL_BAD_PARAMETER
,
1104 "dri2_create_image_khr: unsupported pixmap depth");
1105 free(buffers_reply
);
1106 free(geometry_reply
);
1110 dri2_img
= malloc(sizeof *dri2_img
);
1112 free(buffers_reply
);
1113 free(geometry_reply
);
1114 _eglError(EGL_BAD_ALLOC
, "dri2_create_image_khr");
1115 return EGL_NO_IMAGE_KHR
;
1118 _eglInitImage(&dri2_img
->base
, disp
);
1120 stride
= buffers
[0].pitch
/ buffers
[0].cpp
;
1121 dri2_img
->dri_image
=
1122 dri2_dpy
->image
->createImageFromName(dri2_dpy
->dri_screen
,
1123 buffers_reply
->width
,
1124 buffers_reply
->height
,
1130 free(buffers_reply
);
1131 free(geometry_reply
);
1133 return &dri2_img
->base
;
1137 dri2_x11_create_image_khr(_EGLDriver
*drv
, _EGLDisplay
*disp
,
1138 _EGLContext
*ctx
, EGLenum target
,
1139 EGLClientBuffer buffer
, const EGLint
*attr_list
)
1144 case EGL_NATIVE_PIXMAP_KHR
:
1145 return dri2_create_image_khr_pixmap(disp
, ctx
, buffer
, attr_list
);
1147 return dri2_create_image_khr(drv
, disp
, ctx
, target
, buffer
, attr_list
);
1152 dri2_x11_get_sync_values(_EGLDisplay
*display
, _EGLSurface
*surface
,
1153 EGLuint64KHR
*ust
, EGLuint64KHR
*msc
,
1156 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(display
);
1157 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surface
);
1158 xcb_dri2_get_msc_cookie_t cookie
;
1159 xcb_dri2_get_msc_reply_t
*reply
;
1161 cookie
= xcb_dri2_get_msc(dri2_dpy
->conn
, dri2_surf
->drawable
);
1162 reply
= xcb_dri2_get_msc_reply(dri2_dpy
->conn
, cookie
, NULL
);
1165 return _eglError(EGL_BAD_ACCESS
, __func__
);
1167 *ust
= ((EGLuint64KHR
) reply
->ust_hi
<< 32) | reply
->ust_lo
;
1168 *msc
= ((EGLuint64KHR
) reply
->msc_hi
<< 32) | reply
->msc_lo
;
1169 *sbc
= ((EGLuint64KHR
) reply
->sbc_hi
<< 32) | reply
->sbc_lo
;
1175 static const struct dri2_egl_display_vtbl dri2_x11_swrast_display_vtbl
= {
1176 .authenticate
= NULL
,
1177 .create_window_surface
= dri2_x11_create_window_surface
,
1178 .create_pixmap_surface
= dri2_x11_create_pixmap_surface
,
1179 .create_pbuffer_surface
= dri2_x11_create_pbuffer_surface
,
1180 .destroy_surface
= dri2_x11_destroy_surface
,
1181 .create_image
= dri2_create_image_khr
,
1182 .swap_buffers
= dri2_x11_swap_buffers
,
1183 /* XXX: should really implement this since X11 has pixmaps */
1184 .query_surface
= dri2_query_surface
,
1185 .get_dri_drawable
= dri2_surface_get_dri_drawable
,
1188 static const struct dri2_egl_display_vtbl dri2_x11_display_vtbl
= {
1189 .authenticate
= dri2_x11_authenticate
,
1190 .create_window_surface
= dri2_x11_create_window_surface
,
1191 .create_pixmap_surface
= dri2_x11_create_pixmap_surface
,
1192 .create_pbuffer_surface
= dri2_x11_create_pbuffer_surface
,
1193 .destroy_surface
= dri2_x11_destroy_surface
,
1194 .create_image
= dri2_x11_create_image_khr
,
1195 .swap_interval
= dri2_x11_swap_interval
,
1196 .swap_buffers
= dri2_x11_swap_buffers
,
1197 .swap_buffers_region
= dri2_x11_swap_buffers_region
,
1198 .post_sub_buffer
= dri2_x11_post_sub_buffer
,
1199 .copy_buffers
= dri2_x11_copy_buffers
,
1200 .query_surface
= dri2_query_surface
,
1201 .get_sync_values
= dri2_x11_get_sync_values
,
1202 .get_dri_drawable
= dri2_surface_get_dri_drawable
,
1205 static const __DRIswrastLoaderExtension swrast_loader_extension
= {
1206 .base
= { __DRI_SWRAST_LOADER
, 1 },
1208 .getDrawableInfo
= swrastGetDrawableInfo
,
1209 .putImage
= swrastPutImage
,
1210 .getImage
= swrastGetImage
,
1213 static const __DRIextension
*swrast_loader_extensions
[] = {
1214 &swrast_loader_extension
.base
,
1215 &image_lookup_extension
.base
,
1220 dri2_find_screen_for_display(const _EGLDisplay
*disp
, int fallback_screen
)
1222 const EGLAttrib
*attr
;
1224 for (attr
= disp
->Options
.Attribs
; attr
; attr
+= 2) {
1225 if (attr
[0] == EGL_PLATFORM_X11_SCREEN_EXT
)
1229 return fallback_screen
;
1233 dri2_get_xcb_connection(_EGLDriver
*drv
, _EGLDisplay
*disp
,
1234 struct dri2_egl_display
*dri2_dpy
)
1236 xcb_screen_iterator_t s
;
1240 disp
->DriverData
= (void *) dri2_dpy
;
1241 if (disp
->PlatformDisplay
== NULL
) {
1242 dri2_dpy
->conn
= xcb_connect(NULL
, &screen
);
1243 dri2_dpy
->own_device
= true;
1244 screen
= dri2_find_screen_for_display(disp
, screen
);
1246 Display
*dpy
= disp
->PlatformDisplay
;
1247 dri2_dpy
->conn
= XGetXCBConnection(dpy
);
1248 screen
= DefaultScreen(dpy
);
1251 if (!dri2_dpy
->conn
|| xcb_connection_has_error(dri2_dpy
->conn
)) {
1252 msg
= "xcb_connect failed";
1256 s
= xcb_setup_roots_iterator(xcb_get_setup(dri2_dpy
->conn
));
1257 dri2_dpy
->screen
= get_xcb_screen(s
, screen
);
1258 if (!dri2_dpy
->screen
) {
1259 msg
= "failed to get xcb screen";
1265 if (disp
->PlatformDisplay
== NULL
)
1266 xcb_disconnect(dri2_dpy
->conn
);
1268 return _eglError(EGL_BAD_ALLOC
, msg
);
1272 dri2_initialize_x11_swrast(_EGLDriver
*drv
, _EGLDisplay
*disp
)
1275 struct dri2_egl_display
*dri2_dpy
;
1277 dri2_dpy
= calloc(1, sizeof *dri2_dpy
);
1279 return _eglError(EGL_BAD_ALLOC
, "eglInitialize");
1282 if (!dri2_get_xcb_connection(drv
, disp
, dri2_dpy
))
1285 dev
= _eglAddDevice(dri2_dpy
->fd
, true);
1287 _eglError(EGL_NOT_INITIALIZED
, "DRI2: failed to find EGLDevice");
1294 * Every hardware driver_name is set using strdup. Doing the same in
1295 * here will allow is to simply free the memory at dri2_terminate().
1297 dri2_dpy
->driver_name
= strdup("swrast");
1298 if (!dri2_load_driver_swrast(disp
))
1301 dri2_dpy
->loader_extensions
= swrast_loader_extensions
;
1303 if (!dri2_create_screen(disp
))
1306 if (!dri2_setup_extensions(disp
))
1309 dri2_setup_screen(disp
);
1311 if (!dri2_x11_add_configs_for_visuals(dri2_dpy
, disp
, true))
1314 /* Fill vtbl last to prevent accidentally calling virtual function during
1317 dri2_dpy
->vtbl
= &dri2_x11_swrast_display_vtbl
;
1322 dri2_display_destroy(disp
);
1327 dri2_x11_setup_swap_interval(_EGLDisplay
*disp
)
1329 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1330 int arbitrary_max_interval
= 1000;
1332 /* default behavior for no SwapBuffers support: no vblank syncing
1335 dri2_dpy
->min_swap_interval
= 0;
1336 dri2_dpy
->max_swap_interval
= 0;
1337 dri2_dpy
->default_swap_interval
= 0;
1339 if (!dri2_dpy
->swap_available
)
1342 /* If we do have swapbuffers, then we can support pretty much any swap
1345 dri2_setup_swap_interval(disp
, arbitrary_max_interval
);
1350 static const __DRIextension
*dri3_image_loader_extensions
[] = {
1351 &dri3_image_loader_extension
.base
,
1352 &image_lookup_extension
.base
,
1353 &use_invalidate
.base
,
1354 &background_callable_extension
.base
,
1359 dri2_initialize_x11_dri3(_EGLDriver
*drv
, _EGLDisplay
*disp
)
1362 struct dri2_egl_display
*dri2_dpy
;
1364 dri2_dpy
= calloc(1, sizeof *dri2_dpy
);
1366 return _eglError(EGL_BAD_ALLOC
, "eglInitialize");
1369 if (!dri2_get_xcb_connection(drv
, disp
, dri2_dpy
))
1372 if (!dri3_x11_connect(dri2_dpy
))
1375 dev
= _eglAddDevice(dri2_dpy
->fd
, false);
1377 _eglError(EGL_NOT_INITIALIZED
, "DRI2: failed to find EGLDevice");
1383 if (!dri2_load_driver_dri3(disp
))
1386 dri2_dpy
->loader_extensions
= dri3_image_loader_extensions
;
1388 dri2_dpy
->swap_available
= true;
1389 dri2_dpy
->invalidate_available
= true;
1391 if (!dri2_create_screen(disp
))
1394 if (!dri2_setup_extensions(disp
))
1397 dri2_setup_screen(disp
);
1399 dri2_x11_setup_swap_interval(disp
);
1401 if (!dri2_dpy
->is_different_gpu
)
1402 disp
->Extensions
.KHR_image_pixmap
= EGL_TRUE
;
1403 disp
->Extensions
.NOK_texture_from_pixmap
= EGL_TRUE
;
1404 disp
->Extensions
.CHROMIUM_sync_control
= EGL_TRUE
;
1405 disp
->Extensions
.EXT_buffer_age
= EGL_TRUE
;
1407 dri2_set_WL_bind_wayland_display(drv
, disp
);
1409 if (!dri2_x11_add_configs_for_visuals(dri2_dpy
, disp
, false))
1412 dri2_dpy
->loader_dri3_ext
.core
= dri2_dpy
->core
;
1413 dri2_dpy
->loader_dri3_ext
.image_driver
= dri2_dpy
->image_driver
;
1414 dri2_dpy
->loader_dri3_ext
.flush
= dri2_dpy
->flush
;
1415 dri2_dpy
->loader_dri3_ext
.tex_buffer
= dri2_dpy
->tex_buffer
;
1416 dri2_dpy
->loader_dri3_ext
.image
= dri2_dpy
->image
;
1417 dri2_dpy
->loader_dri3_ext
.config
= dri2_dpy
->config
;
1419 /* Fill vtbl last to prevent accidentally calling virtual function during
1422 dri2_dpy
->vtbl
= &dri3_x11_display_vtbl
;
1424 _eglLog(_EGL_INFO
, "Using DRI3");
1429 dri2_display_destroy(disp
);
1434 static const __DRIdri2LoaderExtension dri2_loader_extension_old
= {
1435 .base
= { __DRI_DRI2_LOADER
, 2 },
1437 .getBuffers
= dri2_x11_get_buffers
,
1438 .flushFrontBuffer
= dri2_x11_flush_front_buffer
,
1439 .getBuffersWithFormat
= NULL
,
1442 static const __DRIdri2LoaderExtension dri2_loader_extension
= {
1443 .base
= { __DRI_DRI2_LOADER
, 3 },
1445 .getBuffers
= dri2_x11_get_buffers
,
1446 .flushFrontBuffer
= dri2_x11_flush_front_buffer
,
1447 .getBuffersWithFormat
= dri2_x11_get_buffers_with_format
,
1450 static const __DRIextension
*dri2_loader_extensions_old
[] = {
1451 &dri2_loader_extension_old
.base
,
1452 &image_lookup_extension
.base
,
1453 &background_callable_extension
.base
,
1457 static const __DRIextension
*dri2_loader_extensions
[] = {
1458 &dri2_loader_extension
.base
,
1459 &image_lookup_extension
.base
,
1460 &use_invalidate
.base
,
1461 &background_callable_extension
.base
,
1466 dri2_initialize_x11_dri2(_EGLDriver
*drv
, _EGLDisplay
*disp
)
1469 struct dri2_egl_display
*dri2_dpy
;
1471 dri2_dpy
= calloc(1, sizeof *dri2_dpy
);
1473 return _eglError(EGL_BAD_ALLOC
, "eglInitialize");
1476 if (!dri2_get_xcb_connection(drv
, disp
, dri2_dpy
))
1479 if (!dri2_x11_connect(dri2_dpy
))
1482 dev
= _eglAddDevice(dri2_dpy
->fd
, false);
1484 _eglError(EGL_NOT_INITIALIZED
, "DRI2: failed to find EGLDevice");
1490 if (!dri2_load_driver(disp
))
1493 if (dri2_dpy
->dri2_minor
>= 1)
1494 dri2_dpy
->loader_extensions
= dri2_loader_extensions
;
1496 dri2_dpy
->loader_extensions
= dri2_loader_extensions_old
;
1498 dri2_dpy
->swap_available
= (dri2_dpy
->dri2_minor
>= 2);
1499 dri2_dpy
->invalidate_available
= (dri2_dpy
->dri2_minor
>= 3);
1501 if (!dri2_create_screen(disp
))
1504 if (!dri2_setup_extensions(disp
))
1507 dri2_setup_screen(disp
);
1509 dri2_x11_setup_swap_interval(disp
);
1511 disp
->Extensions
.KHR_image_pixmap
= EGL_TRUE
;
1512 disp
->Extensions
.NOK_swap_region
= EGL_TRUE
;
1513 disp
->Extensions
.NOK_texture_from_pixmap
= EGL_TRUE
;
1514 disp
->Extensions
.NV_post_sub_buffer
= EGL_TRUE
;
1515 disp
->Extensions
.CHROMIUM_sync_control
= EGL_TRUE
;
1517 dri2_set_WL_bind_wayland_display(drv
, disp
);
1519 if (!dri2_x11_add_configs_for_visuals(dri2_dpy
, disp
, true))
1522 /* Fill vtbl last to prevent accidentally calling virtual function during
1525 dri2_dpy
->vtbl
= &dri2_x11_display_vtbl
;
1527 _eglLog(_EGL_INFO
, "Using DRI2");
1532 dri2_display_destroy(disp
);
1537 dri2_initialize_x11(_EGLDriver
*drv
, _EGLDisplay
*disp
)
1539 EGLBoolean initialized
= EGL_FALSE
;
1541 if (!disp
->Options
.ForceSoftware
) {
1543 if (!env_var_as_boolean("LIBGL_DRI3_DISABLE", false))
1544 initialized
= dri2_initialize_x11_dri3(drv
, disp
);
1548 initialized
= dri2_initialize_x11_dri2(drv
, disp
);
1552 initialized
= dri2_initialize_x11_swrast(drv
, disp
);
1558 dri2_teardown_x11(struct dri2_egl_display
*dri2_dpy
)
1560 if (dri2_dpy
->own_device
)
1561 xcb_disconnect(dri2_dpy
->conn
);