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"
47 #include "egl_dri2_fallbacks.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
= malloc(sizeof *dri2_surf
);
266 _eglError(EGL_BAD_ALLOC
, "dri2_create_surface");
270 if (!dri2_init_surface(&dri2_surf
->base
, disp
, type
, conf
, attrib_list
, false))
273 dri2_surf
->region
= XCB_NONE
;
274 if (type
== EGL_PBUFFER_BIT
) {
275 dri2_surf
->drawable
= xcb_generate_id(dri2_dpy
->conn
);
276 xcb_create_pixmap(dri2_dpy
->conn
, conf
->BufferSize
,
277 dri2_surf
->drawable
, dri2_dpy
->screen
->root
,
278 dri2_surf
->base
.Width
, dri2_surf
->base
.Height
);
280 STATIC_ASSERT(sizeof(uintptr_t) == sizeof(native_surface
));
281 dri2_surf
->drawable
= (uintptr_t) native_surface
;
284 config
= dri2_get_dri_config(dri2_conf
, type
,
285 dri2_surf
->base
.GLColorspace
);
288 _eglError(EGL_BAD_MATCH
, "Unsupported surfacetype/colorspace configuration");
292 if (dri2_dpy
->dri2
) {
293 dri2_surf
->dri_drawable
=
294 dri2_dpy
->dri2
->createNewDrawable(dri2_dpy
->dri_screen
, config
,
297 assert(dri2_dpy
->swrast
);
298 dri2_surf
->dri_drawable
=
299 dri2_dpy
->swrast
->createNewDrawable(dri2_dpy
->dri_screen
, config
,
303 if (dri2_surf
->dri_drawable
== NULL
) {
304 _eglError(EGL_BAD_ALLOC
, "dri2->createNewDrawable");
308 if (type
!= EGL_PBUFFER_BIT
) {
309 cookie
= xcb_get_geometry (dri2_dpy
->conn
, dri2_surf
->drawable
);
310 reply
= xcb_get_geometry_reply (dri2_dpy
->conn
, cookie
, &error
);
312 if (error
->error_code
== BadAlloc
)
313 _eglError(EGL_BAD_ALLOC
, "xcb_get_geometry");
314 else if (type
== EGL_WINDOW_BIT
)
315 _eglError(EGL_BAD_NATIVE_WINDOW
, "xcb_get_geometry");
317 _eglError(EGL_BAD_NATIVE_PIXMAP
, "xcb_get_geometry");
319 goto cleanup_dri_drawable
;
320 } else if (reply
== NULL
) {
321 _eglError(EGL_BAD_ALLOC
, "xcb_get_geometry");
322 goto cleanup_dri_drawable
;
325 dri2_surf
->base
.Width
= reply
->width
;
326 dri2_surf
->base
.Height
= reply
->height
;
327 dri2_surf
->depth
= reply
->depth
;
331 if (dri2_dpy
->dri2
) {
332 xcb_void_cookie_t cookie
;
335 cookie
= xcb_dri2_create_drawable_checked(dri2_dpy
->conn
,
336 dri2_surf
->drawable
);
337 error
= xcb_request_check(dri2_dpy
->conn
, cookie
);
338 conn_error
= xcb_connection_has_error(dri2_dpy
->conn
);
339 if (conn_error
|| error
!= NULL
) {
340 if (type
== EGL_PBUFFER_BIT
|| conn_error
|| error
->error_code
== BadAlloc
)
341 _eglError(EGL_BAD_ALLOC
, "xcb_dri2_create_drawable_checked");
342 else if (type
== EGL_WINDOW_BIT
)
343 _eglError(EGL_BAD_NATIVE_WINDOW
,
344 "xcb_dri2_create_drawable_checked");
346 _eglError(EGL_BAD_NATIVE_PIXMAP
,
347 "xcb_dri2_create_drawable_checked");
349 goto cleanup_dri_drawable
;
352 if (type
== EGL_PBUFFER_BIT
) {
353 dri2_surf
->depth
= _eglGetConfigKey(conf
, EGL_BUFFER_SIZE
);
355 swrastCreateDrawable(dri2_dpy
, dri2_surf
);
358 /* we always copy the back buffer to front */
359 dri2_surf
->base
.PostSubBufferSupportedNV
= EGL_TRUE
;
361 return &dri2_surf
->base
;
363 cleanup_dri_drawable
:
364 dri2_dpy
->core
->destroyDrawable(dri2_surf
->dri_drawable
);
366 if (type
== EGL_PBUFFER_BIT
)
367 xcb_free_pixmap(dri2_dpy
->conn
, dri2_surf
->drawable
);
375 * Called via eglCreateWindowSurface(), drv->API.CreateWindowSurface().
378 dri2_x11_create_window_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
,
379 _EGLConfig
*conf
, void *native_window
,
380 const EGLint
*attrib_list
)
382 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
385 surf
= dri2_x11_create_surface(drv
, disp
, EGL_WINDOW_BIT
, conf
,
386 native_window
, attrib_list
);
388 /* When we first create the DRI2 drawable, its swap interval on the
391 surf
->SwapInterval
= 1;
393 /* Override that with a driconf-set value. */
394 dri2_x11_swap_interval(drv
, disp
, surf
, dri2_dpy
->default_swap_interval
);
401 dri2_x11_create_pixmap_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
,
402 _EGLConfig
*conf
, void *native_pixmap
,
403 const EGLint
*attrib_list
)
405 return dri2_x11_create_surface(drv
, disp
, EGL_PIXMAP_BIT
, conf
,
406 native_pixmap
, attrib_list
);
410 dri2_x11_create_pbuffer_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
,
411 _EGLConfig
*conf
, const EGLint
*attrib_list
)
413 return dri2_x11_create_surface(drv
, disp
, EGL_PBUFFER_BIT
, conf
,
418 dri2_x11_destroy_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*surf
)
420 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
421 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surf
);
425 dri2_dpy
->core
->destroyDrawable(dri2_surf
->dri_drawable
);
427 if (dri2_dpy
->dri2
) {
428 xcb_dri2_destroy_drawable (dri2_dpy
->conn
, dri2_surf
->drawable
);
430 assert(dri2_dpy
->swrast
);
431 swrastDestroyDrawable(dri2_dpy
, dri2_surf
);
434 if (surf
->Type
== EGL_PBUFFER_BIT
)
435 xcb_free_pixmap (dri2_dpy
->conn
, dri2_surf
->drawable
);
437 dri2_fini_surface(surf
);
444 * Function utilizes swrastGetDrawableInfo to get surface
445 * geometry from x server and calls default query surface
446 * implementation that returns the updated values.
448 * In case of errors we still return values that we currently
452 dri2_query_surface(_EGLDriver
*drv
, _EGLDisplay
*dpy
,
453 _EGLSurface
*surf
, EGLint attribute
,
456 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
457 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surf
);
460 __DRIdrawable
*drawable
= dri2_dpy
->vtbl
->get_dri_drawable(surf
);
465 if (x11_get_drawable_info(drawable
, &x
, &y
, &w
, &h
, dri2_surf
)) {
473 return _eglQuerySurface(drv
, dpy
, surf
, attribute
, value
);
477 * Process list of buffer received from the server
479 * Processes the list of buffers received in a reply from the server to either
480 * \c DRI2GetBuffers or \c DRI2GetBuffersWithFormat.
483 dri2_x11_process_buffers(struct dri2_egl_surface
*dri2_surf
,
484 xcb_dri2_dri2_buffer_t
*buffers
, unsigned count
)
486 struct dri2_egl_display
*dri2_dpy
=
487 dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
488 xcb_rectangle_t rectangle
;
490 dri2_surf
->have_fake_front
= false;
492 /* This assumes the DRI2 buffer attachment tokens matches the
493 * __DRIbuffer tokens. */
494 for (unsigned i
= 0; i
< count
; i
++) {
495 dri2_surf
->buffers
[i
].attachment
= buffers
[i
].attachment
;
496 dri2_surf
->buffers
[i
].name
= buffers
[i
].name
;
497 dri2_surf
->buffers
[i
].pitch
= buffers
[i
].pitch
;
498 dri2_surf
->buffers
[i
].cpp
= buffers
[i
].cpp
;
499 dri2_surf
->buffers
[i
].flags
= buffers
[i
].flags
;
501 /* We only use the DRI drivers single buffer configs. This
502 * means that if we try to render to a window, DRI2 will give us
503 * the fake front buffer, which we'll use as a back buffer.
504 * Note that EGL doesn't require that several clients rendering
505 * to the same window must see the same aux buffers. */
506 if (dri2_surf
->buffers
[i
].attachment
== __DRI_BUFFER_FAKE_FRONT_LEFT
)
507 dri2_surf
->have_fake_front
= true;
510 if (dri2_surf
->region
!= XCB_NONE
)
511 xcb_xfixes_destroy_region(dri2_dpy
->conn
, dri2_surf
->region
);
515 rectangle
.width
= dri2_surf
->base
.Width
;
516 rectangle
.height
= dri2_surf
->base
.Height
;
517 dri2_surf
->region
= xcb_generate_id(dri2_dpy
->conn
);
518 xcb_xfixes_create_region(dri2_dpy
->conn
, dri2_surf
->region
, 1, &rectangle
);
522 dri2_x11_get_buffers(__DRIdrawable
* driDrawable
,
523 int *width
, int *height
,
524 unsigned int *attachments
, int count
,
525 int *out_count
, void *loaderPrivate
)
527 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
528 struct dri2_egl_display
*dri2_dpy
=
529 dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
530 xcb_dri2_dri2_buffer_t
*buffers
;
531 xcb_dri2_get_buffers_reply_t
*reply
;
532 xcb_dri2_get_buffers_cookie_t cookie
;
536 cookie
= xcb_dri2_get_buffers_unchecked (dri2_dpy
->conn
,
538 count
, count
, attachments
);
539 reply
= xcb_dri2_get_buffers_reply (dri2_dpy
->conn
, cookie
, NULL
);
542 buffers
= xcb_dri2_get_buffers_buffers (reply
);
546 *out_count
= reply
->count
;
547 dri2_surf
->base
.Width
= *width
= reply
->width
;
548 dri2_surf
->base
.Height
= *height
= reply
->height
;
549 dri2_x11_process_buffers(dri2_surf
, buffers
, *out_count
);
553 return dri2_surf
->buffers
;
557 dri2_x11_get_buffers_with_format(__DRIdrawable
* driDrawable
,
558 int *width
, int *height
,
559 unsigned int *attachments
, int count
,
560 int *out_count
, void *loaderPrivate
)
562 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
563 struct dri2_egl_display
*dri2_dpy
=
564 dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
565 xcb_dri2_dri2_buffer_t
*buffers
;
566 xcb_dri2_get_buffers_with_format_reply_t
*reply
;
567 xcb_dri2_get_buffers_with_format_cookie_t cookie
;
568 xcb_dri2_attach_format_t
*format_attachments
;
572 format_attachments
= (xcb_dri2_attach_format_t
*) attachments
;
573 cookie
= xcb_dri2_get_buffers_with_format_unchecked (dri2_dpy
->conn
,
578 reply
= xcb_dri2_get_buffers_with_format_reply (dri2_dpy
->conn
,
583 buffers
= xcb_dri2_get_buffers_with_format_buffers (reply
);
584 dri2_surf
->base
.Width
= *width
= reply
->width
;
585 dri2_surf
->base
.Height
= *height
= reply
->height
;
586 *out_count
= reply
->count
;
587 dri2_x11_process_buffers(dri2_surf
, buffers
, *out_count
);
591 return dri2_surf
->buffers
;
595 dri2_x11_flush_front_buffer(__DRIdrawable
* driDrawable
, void *loaderPrivate
)
599 /* FIXME: Does EGL support front buffer rendering at all? */
602 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
604 dri2WaitGL(dri2_surf
);
606 (void) loaderPrivate
;
611 dri2_x11_do_authenticate(struct dri2_egl_display
*dri2_dpy
, uint32_t id
)
613 xcb_dri2_authenticate_reply_t
*authenticate
;
614 xcb_dri2_authenticate_cookie_t authenticate_cookie
;
617 authenticate_cookie
=
618 xcb_dri2_authenticate_unchecked(dri2_dpy
->conn
, dri2_dpy
->screen
->root
, id
);
620 xcb_dri2_authenticate_reply(dri2_dpy
->conn
, authenticate_cookie
, NULL
);
622 if (authenticate
== NULL
|| !authenticate
->authenticated
)
631 dri2_x11_local_authenticate(struct dri2_egl_display
*dri2_dpy
)
636 if (drmGetMagic(dri2_dpy
->fd
, &magic
)) {
637 _eglLog(_EGL_WARNING
, "DRI2: failed to get drm magic");
641 if (dri2_x11_do_authenticate(dri2_dpy
, magic
) < 0) {
642 _eglLog(_EGL_WARNING
, "DRI2: failed to authenticate");
650 dri2_x11_connect(struct dri2_egl_display
*dri2_dpy
)
652 xcb_xfixes_query_version_reply_t
*xfixes_query
;
653 xcb_xfixes_query_version_cookie_t xfixes_query_cookie
;
654 xcb_dri2_query_version_reply_t
*dri2_query
;
655 xcb_dri2_query_version_cookie_t dri2_query_cookie
;
656 xcb_dri2_connect_reply_t
*connect
;
657 xcb_dri2_connect_cookie_t connect_cookie
;
658 xcb_generic_error_t
*error
;
659 char *driver_name
, *loader_driver_name
, *device_name
;
660 const xcb_query_extension_reply_t
*extension
;
662 xcb_prefetch_extension_data (dri2_dpy
->conn
, &xcb_xfixes_id
);
663 xcb_prefetch_extension_data (dri2_dpy
->conn
, &xcb_dri2_id
);
665 extension
= xcb_get_extension_data(dri2_dpy
->conn
, &xcb_xfixes_id
);
666 if (!(extension
&& extension
->present
))
669 extension
= xcb_get_extension_data(dri2_dpy
->conn
, &xcb_dri2_id
);
670 if (!(extension
&& extension
->present
))
673 xfixes_query_cookie
= xcb_xfixes_query_version(dri2_dpy
->conn
,
674 XCB_XFIXES_MAJOR_VERSION
,
675 XCB_XFIXES_MINOR_VERSION
);
677 dri2_query_cookie
= xcb_dri2_query_version (dri2_dpy
->conn
,
678 XCB_DRI2_MAJOR_VERSION
,
679 XCB_DRI2_MINOR_VERSION
);
681 connect_cookie
= xcb_dri2_connect_unchecked(dri2_dpy
->conn
, dri2_dpy
->screen
->root
,
682 XCB_DRI2_DRIVER_TYPE_DRI
);
685 xcb_xfixes_query_version_reply (dri2_dpy
->conn
,
686 xfixes_query_cookie
, &error
);
687 if (xfixes_query
== NULL
||
688 error
!= NULL
|| xfixes_query
->major_version
< 2) {
689 _eglLog(_EGL_WARNING
, "DRI2: failed to query xfixes version");
697 xcb_dri2_query_version_reply (dri2_dpy
->conn
, dri2_query_cookie
, &error
);
698 if (dri2_query
== NULL
|| error
!= NULL
) {
699 _eglLog(_EGL_WARNING
, "DRI2: failed to query version");
703 dri2_dpy
->dri2_major
= dri2_query
->major_version
;
704 dri2_dpy
->dri2_minor
= dri2_query
->minor_version
;
707 connect
= xcb_dri2_connect_reply (dri2_dpy
->conn
, connect_cookie
, NULL
);
708 if (connect
== NULL
||
709 connect
->driver_name_length
+ connect
->device_name_length
== 0) {
710 _eglLog(_EGL_WARNING
, "DRI2: failed to authenticate");
714 device_name
= xcb_dri2_connect_device_name (connect
);
716 dri2_dpy
->fd
= loader_open_device(device_name
);
717 if (dri2_dpy
->fd
== -1) {
718 _eglLog(_EGL_WARNING
,
719 "DRI2: could not open %s (%s)", device_name
, strerror(errno
));
724 if (!dri2_x11_local_authenticate(dri2_dpy
)) {
730 driver_name
= xcb_dri2_connect_driver_name (connect
);
732 /* If Mesa knows about the appropriate driver for this fd, then trust it.
733 * Otherwise, default to the server's value.
735 loader_driver_name
= loader_get_driver_for_fd(dri2_dpy
->fd
);
736 if (loader_driver_name
) {
737 dri2_dpy
->driver_name
= loader_driver_name
;
739 dri2_dpy
->driver_name
=
741 xcb_dri2_connect_driver_name_length(connect
));
744 if (dri2_dpy
->driver_name
== NULL
) {
750 #ifdef HAVE_WAYLAND_PLATFORM
751 dri2_dpy
->device_name
=
753 xcb_dri2_connect_device_name_length(connect
));
762 dri2_x11_authenticate(_EGLDisplay
*disp
, uint32_t id
)
764 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
766 return dri2_x11_do_authenticate(dri2_dpy
, id
);
770 dri2_x11_add_configs_for_visuals(struct dri2_egl_display
*dri2_dpy
,
771 _EGLDisplay
*disp
, bool supports_preserved
)
773 xcb_depth_iterator_t d
;
774 xcb_visualtype_t
*visuals
;
775 int config_count
= 0;
778 d
= xcb_screen_allowed_depths_iterator(dri2_dpy
->screen
);
785 if (supports_preserved
)
786 surface_type
|= EGL_SWAP_BEHAVIOR_PRESERVED_BIT
;
789 EGLBoolean class_added
[6] = { 0, };
791 visuals
= xcb_depth_visuals(d
.data
);
793 for (int i
= 0; i
< xcb_depth_visuals_length(d
.data
); i
++) {
794 if (class_added
[visuals
[i
]._class
])
797 class_added
[visuals
[i
]._class
] = EGL_TRUE
;
799 for (int j
= 0; dri2_dpy
->driver_configs
[j
]; j
++) {
800 struct dri2_egl_config
*dri2_conf
;
801 const __DRIconfig
*config
= dri2_dpy
->driver_configs
[j
];
803 const EGLint config_attrs
[] = {
804 EGL_NATIVE_VISUAL_ID
, visuals
[i
].visual_id
,
805 EGL_NATIVE_VISUAL_TYPE
, visuals
[i
]._class
,
809 unsigned int rgba_masks
[4] = {
811 visuals
[i
].green_mask
,
812 visuals
[i
].blue_mask
,
816 dri2_conf
= dri2_add_config(disp
, config
, config_count
+ 1,
817 surface_type
, config_attrs
,
820 if (dri2_conf
->base
.ConfigID
== config_count
+ 1)
823 /* Allow a 24-bit RGB visual to match a 32-bit RGBA EGLConfig.
824 * Ditto for 30-bit RGB visuals to match a 32-bit RGBA EGLConfig.
825 * Otherwise it will only match a 32-bit RGBA visual. On a
826 * composited window manager on X11, this will make all of the
827 * EGLConfigs with destination alpha get blended by the
828 * compositor. This is probably not what the application
829 * wants... especially on drivers that only have 32-bit RGBA
831 if (d
.data
->depth
== 24 || d
.data
->depth
== 30) {
833 ~(rgba_masks
[0] | rgba_masks
[1] | rgba_masks
[2]);
834 dri2_conf
= dri2_add_config(disp
, config
, config_count
+ 1,
835 surface_type
, config_attrs
,
838 if (dri2_conf
->base
.ConfigID
== config_count
+ 1)
848 _eglLog(_EGL_WARNING
, "DRI2: failed to create any config");
856 dri2_copy_region(_EGLDriver
*drv
, _EGLDisplay
*disp
,
857 _EGLSurface
*draw
, xcb_xfixes_region_t region
)
859 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
860 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(draw
);
861 enum xcb_dri2_attachment_t render_attachment
;
862 xcb_dri2_copy_region_cookie_t cookie
;
864 /* No-op for a pixmap or pbuffer surface */
865 if (draw
->Type
== EGL_PIXMAP_BIT
|| draw
->Type
== EGL_PBUFFER_BIT
)
868 dri2_dpy
->flush
->flush(dri2_surf
->dri_drawable
);
870 if (dri2_surf
->have_fake_front
)
871 render_attachment
= XCB_DRI2_ATTACHMENT_BUFFER_FAKE_FRONT_LEFT
;
873 render_attachment
= XCB_DRI2_ATTACHMENT_BUFFER_BACK_LEFT
;
875 cookie
= xcb_dri2_copy_region_unchecked(dri2_dpy
->conn
,
878 XCB_DRI2_ATTACHMENT_BUFFER_FRONT_LEFT
,
880 free(xcb_dri2_copy_region_reply(dri2_dpy
->conn
, cookie
, NULL
));
886 dri2_x11_swap_buffers_msc(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*draw
,
887 int64_t msc
, int64_t divisor
, int64_t remainder
)
889 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
890 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(draw
);
891 uint32_t msc_hi
= msc
>> 32;
892 uint32_t msc_lo
= msc
& 0xffffffff;
893 uint32_t divisor_hi
= divisor
>> 32;
894 uint32_t divisor_lo
= divisor
& 0xffffffff;
895 uint32_t remainder_hi
= remainder
>> 32;
896 uint32_t remainder_lo
= remainder
& 0xffffffff;
897 xcb_dri2_swap_buffers_cookie_t cookie
;
898 xcb_dri2_swap_buffers_reply_t
*reply
;
899 int64_t swap_count
= -1;
901 /* No-op for a pixmap or pbuffer surface */
902 if (draw
->Type
== EGL_PIXMAP_BIT
|| draw
->Type
== EGL_PBUFFER_BIT
)
905 if (draw
->SwapBehavior
== EGL_BUFFER_PRESERVED
|| !dri2_dpy
->swap_available
) {
906 swap_count
= dri2_copy_region(drv
, disp
, draw
, dri2_surf
->region
) ? 0 : -1;
908 dri2_flush_drawable_for_swapbuffers(disp
, draw
);
910 cookie
= xcb_dri2_swap_buffers_unchecked(dri2_dpy
->conn
,
911 dri2_surf
->drawable
, msc_hi
,
912 msc_lo
, divisor_hi
, divisor_lo
,
913 remainder_hi
, remainder_lo
);
915 reply
= xcb_dri2_swap_buffers_reply(dri2_dpy
->conn
, cookie
, NULL
);
918 swap_count
= combine_u32_into_u64(reply
->swap_hi
, reply
->swap_lo
);
923 /* Since we aren't watching for the server's invalidate events like we're
924 * supposed to (due to XCB providing no mechanism for filtering the events
925 * the way xlib does), and SwapBuffers is a common cause of invalidate
926 * events, just shove one down to the driver, even though we haven't told
927 * the driver that we're the kind of loader that provides reliable
928 * invalidate events. This causes the driver to request buffers again at
929 * its next draw, so that we get the correct buffers if a pageflip
930 * happened. The driver should still be using the viewport hack to catch
933 if (dri2_dpy
->flush
->base
.version
>= 3 && dri2_dpy
->flush
->invalidate
)
934 dri2_dpy
->flush
->invalidate(dri2_surf
->dri_drawable
);
940 dri2_x11_swap_buffers(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*draw
)
942 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
943 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(draw
);
945 if (!dri2_dpy
->flush
) {
946 dri2_dpy
->core
->swapBuffers(dri2_surf
->dri_drawable
);
950 if (dri2_x11_swap_buffers_msc(drv
, disp
, draw
, 0, 0, 0) == -1) {
951 /* Swap failed with a window drawable. */
952 return _eglError(EGL_BAD_NATIVE_WINDOW
, __func__
);
958 dri2_x11_swap_buffers_region(_EGLDriver
*drv
, _EGLDisplay
*disp
,
960 EGLint numRects
, const EGLint
*rects
)
962 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
963 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(draw
);
965 xcb_xfixes_region_t region
;
966 xcb_rectangle_t rectangles
[16];
968 if (numRects
> (int)ARRAY_SIZE(rectangles
))
969 return dri2_copy_region(drv
, disp
, draw
, dri2_surf
->region
);
971 for (int i
= 0; i
< numRects
; i
++) {
972 rectangles
[i
].x
= rects
[i
* 4];
973 rectangles
[i
].y
= dri2_surf
->base
.Height
- rects
[i
* 4 + 1] - rects
[i
* 4 + 3];
974 rectangles
[i
].width
= rects
[i
* 4 + 2];
975 rectangles
[i
].height
= rects
[i
* 4 + 3];
978 region
= xcb_generate_id(dri2_dpy
->conn
);
979 xcb_xfixes_create_region(dri2_dpy
->conn
, region
, numRects
, rectangles
);
980 ret
= dri2_copy_region(drv
, disp
, draw
, region
);
981 xcb_xfixes_destroy_region(dri2_dpy
->conn
, region
);
987 dri2_x11_post_sub_buffer(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*draw
,
988 EGLint x
, EGLint y
, EGLint width
, EGLint height
)
990 const EGLint rect
[4] = { x
, y
, width
, height
};
992 if (x
< 0 || y
< 0 || width
< 0 || height
< 0)
993 _eglError(EGL_BAD_PARAMETER
, "eglPostSubBufferNV");
995 return dri2_x11_swap_buffers_region(drv
, disp
, draw
, 1, rect
);
999 dri2_x11_swap_interval(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*surf
,
1002 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1003 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surf
);
1005 if (dri2_dpy
->swap_available
)
1006 xcb_dri2_swap_interval(dri2_dpy
->conn
, dri2_surf
->drawable
, interval
);
1012 dri2_x11_copy_buffers(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*surf
,
1013 void *native_pixmap_target
)
1015 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1016 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surf
);
1018 xcb_pixmap_t target
;
1020 STATIC_ASSERT(sizeof(uintptr_t) == sizeof(native_pixmap_target
));
1021 target
= (uintptr_t) native_pixmap_target
;
1025 dri2_dpy
->flush
->flush(dri2_surf
->dri_drawable
);
1027 gc
= xcb_generate_id(dri2_dpy
->conn
);
1028 xcb_create_gc(dri2_dpy
->conn
, gc
, target
, 0, NULL
);
1029 xcb_copy_area(dri2_dpy
->conn
,
1030 dri2_surf
->drawable
,
1035 dri2_surf
->base
.Width
,
1036 dri2_surf
->base
.Height
);
1037 xcb_free_gc(dri2_dpy
->conn
, gc
);
1043 dri2_format_for_depth(struct dri2_egl_display
*dri2_dpy
, uint32_t depth
)
1047 return __DRI_IMAGE_FORMAT_RGB565
;
1049 return __DRI_IMAGE_FORMAT_XRGB8888
;
1051 /* Different preferred formats for different hw */
1052 if (dri2_x11_get_red_mask_for_depth(dri2_dpy
, 30) == 0x3ff)
1053 return __DRI_IMAGE_FORMAT_XBGR2101010
;
1055 return __DRI_IMAGE_FORMAT_XRGB2101010
;
1057 return __DRI_IMAGE_FORMAT_ARGB8888
;
1059 return __DRI_IMAGE_FORMAT_NONE
;
1064 dri2_create_image_khr_pixmap(_EGLDisplay
*disp
, _EGLContext
*ctx
,
1065 EGLClientBuffer buffer
, const EGLint
*attr_list
)
1067 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1068 struct dri2_egl_image
*dri2_img
;
1069 unsigned int attachments
[1];
1070 xcb_drawable_t drawable
;
1071 xcb_dri2_get_buffers_cookie_t buffers_cookie
;
1072 xcb_dri2_get_buffers_reply_t
*buffers_reply
;
1073 xcb_dri2_dri2_buffer_t
*buffers
;
1074 xcb_get_geometry_cookie_t geometry_cookie
;
1075 xcb_get_geometry_reply_t
*geometry_reply
;
1076 xcb_generic_error_t
*error
;
1081 drawable
= (xcb_drawable_t
) (uintptr_t) buffer
;
1082 xcb_dri2_create_drawable (dri2_dpy
->conn
, drawable
);
1083 attachments
[0] = XCB_DRI2_ATTACHMENT_BUFFER_FRONT_LEFT
;
1085 xcb_dri2_get_buffers_unchecked (dri2_dpy
->conn
,
1086 drawable
, 1, 1, attachments
);
1087 geometry_cookie
= xcb_get_geometry (dri2_dpy
->conn
, drawable
);
1088 buffers_reply
= xcb_dri2_get_buffers_reply (dri2_dpy
->conn
,
1089 buffers_cookie
, NULL
);
1090 if (buffers_reply
== NULL
)
1093 buffers
= xcb_dri2_get_buffers_buffers (buffers_reply
);
1094 if (buffers
== NULL
) {
1098 geometry_reply
= xcb_get_geometry_reply (dri2_dpy
->conn
,
1099 geometry_cookie
, &error
);
1100 if (geometry_reply
== NULL
|| error
!= NULL
) {
1101 _eglError(EGL_BAD_ALLOC
, "xcb_get_geometry");
1103 free(buffers_reply
);
1107 format
= dri2_format_for_depth(dri2_dpy
, geometry_reply
->depth
);
1108 if (format
== __DRI_IMAGE_FORMAT_NONE
) {
1109 _eglError(EGL_BAD_PARAMETER
,
1110 "dri2_create_image_khr: unsupported pixmap depth");
1111 free(buffers_reply
);
1112 free(geometry_reply
);
1116 dri2_img
= malloc(sizeof *dri2_img
);
1118 free(buffers_reply
);
1119 free(geometry_reply
);
1120 _eglError(EGL_BAD_ALLOC
, "dri2_create_image_khr");
1121 return EGL_NO_IMAGE_KHR
;
1124 _eglInitImage(&dri2_img
->base
, disp
);
1126 stride
= buffers
[0].pitch
/ buffers
[0].cpp
;
1127 dri2_img
->dri_image
=
1128 dri2_dpy
->image
->createImageFromName(dri2_dpy
->dri_screen
,
1129 buffers_reply
->width
,
1130 buffers_reply
->height
,
1136 free(buffers_reply
);
1137 free(geometry_reply
);
1139 return &dri2_img
->base
;
1143 dri2_x11_create_image_khr(_EGLDriver
*drv
, _EGLDisplay
*disp
,
1144 _EGLContext
*ctx
, EGLenum target
,
1145 EGLClientBuffer buffer
, const EGLint
*attr_list
)
1150 case EGL_NATIVE_PIXMAP_KHR
:
1151 return dri2_create_image_khr_pixmap(disp
, ctx
, buffer
, attr_list
);
1153 return dri2_create_image_khr(drv
, disp
, ctx
, target
, buffer
, attr_list
);
1158 dri2_x11_get_sync_values(_EGLDisplay
*display
, _EGLSurface
*surface
,
1159 EGLuint64KHR
*ust
, EGLuint64KHR
*msc
,
1162 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(display
);
1163 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surface
);
1164 xcb_dri2_get_msc_cookie_t cookie
;
1165 xcb_dri2_get_msc_reply_t
*reply
;
1167 cookie
= xcb_dri2_get_msc(dri2_dpy
->conn
, dri2_surf
->drawable
);
1168 reply
= xcb_dri2_get_msc_reply(dri2_dpy
->conn
, cookie
, NULL
);
1171 return _eglError(EGL_BAD_ACCESS
, __func__
);
1173 *ust
= ((EGLuint64KHR
) reply
->ust_hi
<< 32) | reply
->ust_lo
;
1174 *msc
= ((EGLuint64KHR
) reply
->msc_hi
<< 32) | reply
->msc_lo
;
1175 *sbc
= ((EGLuint64KHR
) reply
->sbc_hi
<< 32) | reply
->sbc_lo
;
1181 static const struct dri2_egl_display_vtbl dri2_x11_swrast_display_vtbl
= {
1182 .authenticate
= NULL
,
1183 .create_window_surface
= dri2_x11_create_window_surface
,
1184 .create_pixmap_surface
= dri2_x11_create_pixmap_surface
,
1185 .create_pbuffer_surface
= dri2_x11_create_pbuffer_surface
,
1186 .destroy_surface
= dri2_x11_destroy_surface
,
1187 .create_image
= dri2_create_image_khr
,
1188 .swap_buffers
= dri2_x11_swap_buffers
,
1189 .set_damage_region
= dri2_fallback_set_damage_region
,
1190 .swap_buffers_region
= dri2_fallback_swap_buffers_region
,
1191 .post_sub_buffer
= dri2_fallback_post_sub_buffer
,
1192 /* XXX: should really implement this since X11 has pixmaps */
1193 .copy_buffers
= dri2_fallback_copy_buffers
,
1194 .query_buffer_age
= dri2_fallback_query_buffer_age
,
1195 .query_surface
= dri2_query_surface
,
1196 .create_wayland_buffer_from_image
= dri2_fallback_create_wayland_buffer_from_image
,
1197 .get_sync_values
= dri2_fallback_get_sync_values
,
1198 .get_dri_drawable
= dri2_surface_get_dri_drawable
,
1201 static const struct dri2_egl_display_vtbl dri2_x11_display_vtbl
= {
1202 .authenticate
= dri2_x11_authenticate
,
1203 .create_window_surface
= dri2_x11_create_window_surface
,
1204 .create_pixmap_surface
= dri2_x11_create_pixmap_surface
,
1205 .create_pbuffer_surface
= dri2_x11_create_pbuffer_surface
,
1206 .destroy_surface
= dri2_x11_destroy_surface
,
1207 .create_image
= dri2_x11_create_image_khr
,
1208 .swap_interval
= dri2_x11_swap_interval
,
1209 .swap_buffers
= dri2_x11_swap_buffers
,
1210 .swap_buffers_with_damage
= dri2_fallback_swap_buffers_with_damage
,
1211 .swap_buffers_region
= dri2_x11_swap_buffers_region
,
1212 .set_damage_region
= dri2_fallback_set_damage_region
,
1213 .post_sub_buffer
= dri2_x11_post_sub_buffer
,
1214 .copy_buffers
= dri2_x11_copy_buffers
,
1215 .query_buffer_age
= dri2_fallback_query_buffer_age
,
1216 .query_surface
= dri2_query_surface
,
1217 .create_wayland_buffer_from_image
= dri2_fallback_create_wayland_buffer_from_image
,
1218 .get_sync_values
= dri2_x11_get_sync_values
,
1219 .get_dri_drawable
= dri2_surface_get_dri_drawable
,
1222 static const __DRIswrastLoaderExtension swrast_loader_extension
= {
1223 .base
= { __DRI_SWRAST_LOADER
, 1 },
1225 .getDrawableInfo
= swrastGetDrawableInfo
,
1226 .putImage
= swrastPutImage
,
1227 .getImage
= swrastGetImage
,
1230 static const __DRIextension
*swrast_loader_extensions
[] = {
1231 &swrast_loader_extension
.base
,
1232 &image_lookup_extension
.base
,
1237 dri2_get_xcb_connection(_EGLDriver
*drv
, _EGLDisplay
*disp
,
1238 struct dri2_egl_display
*dri2_dpy
)
1240 xcb_screen_iterator_t s
;
1241 int screen
= (uintptr_t)disp
->Options
.Platform
;
1244 disp
->DriverData
= (void *) dri2_dpy
;
1245 if (disp
->PlatformDisplay
== NULL
) {
1246 dri2_dpy
->conn
= xcb_connect(NULL
, &screen
);
1247 dri2_dpy
->own_device
= true;
1249 Display
*dpy
= disp
->PlatformDisplay
;
1251 dri2_dpy
->conn
= XGetXCBConnection(dpy
);
1252 screen
= DefaultScreen(dpy
);
1255 if (!dri2_dpy
->conn
|| xcb_connection_has_error(dri2_dpy
->conn
)) {
1256 msg
= "xcb_connect failed";
1260 s
= xcb_setup_roots_iterator(xcb_get_setup(dri2_dpy
->conn
));
1261 dri2_dpy
->screen
= get_xcb_screen(s
, screen
);
1262 if (!dri2_dpy
->screen
) {
1263 msg
= "failed to get xcb screen";
1269 if (disp
->PlatformDisplay
== NULL
)
1270 xcb_disconnect(dri2_dpy
->conn
);
1272 return _eglError(EGL_BAD_ALLOC
, msg
);
1276 dri2_initialize_x11_swrast(_EGLDriver
*drv
, _EGLDisplay
*disp
)
1278 struct dri2_egl_display
*dri2_dpy
;
1280 dri2_dpy
= calloc(1, sizeof *dri2_dpy
);
1282 return _eglError(EGL_BAD_ALLOC
, "eglInitialize");
1285 if (!dri2_get_xcb_connection(drv
, disp
, dri2_dpy
))
1289 * Every hardware driver_name is set using strdup. Doing the same in
1290 * here will allow is to simply free the memory at dri2_terminate().
1292 dri2_dpy
->driver_name
= strdup("swrast");
1293 if (!dri2_load_driver_swrast(disp
))
1296 dri2_dpy
->loader_extensions
= swrast_loader_extensions
;
1298 if (!dri2_create_screen(disp
))
1301 if (!dri2_setup_extensions(disp
))
1304 dri2_setup_screen(disp
);
1306 if (!dri2_x11_add_configs_for_visuals(dri2_dpy
, disp
, true))
1309 /* Fill vtbl last to prevent accidentally calling virtual function during
1312 dri2_dpy
->vtbl
= &dri2_x11_swrast_display_vtbl
;
1317 dri2_display_destroy(disp
);
1322 dri2_x11_setup_swap_interval(_EGLDisplay
*disp
)
1324 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1325 int arbitrary_max_interval
= 1000;
1327 /* default behavior for no SwapBuffers support: no vblank syncing
1330 dri2_dpy
->min_swap_interval
= 0;
1331 dri2_dpy
->max_swap_interval
= 0;
1332 dri2_dpy
->default_swap_interval
= 0;
1334 if (!dri2_dpy
->swap_available
)
1337 /* If we do have swapbuffers, then we can support pretty much any swap
1340 dri2_setup_swap_interval(disp
, arbitrary_max_interval
);
1345 static const __DRIextension
*dri3_image_loader_extensions
[] = {
1346 &dri3_image_loader_extension
.base
,
1347 &image_lookup_extension
.base
,
1348 &use_invalidate
.base
,
1349 &background_callable_extension
.base
,
1354 dri2_initialize_x11_dri3(_EGLDriver
*drv
, _EGLDisplay
*disp
)
1356 struct dri2_egl_display
*dri2_dpy
;
1358 dri2_dpy
= calloc(1, sizeof *dri2_dpy
);
1360 return _eglError(EGL_BAD_ALLOC
, "eglInitialize");
1363 if (!dri2_get_xcb_connection(drv
, disp
, dri2_dpy
))
1366 if (!dri3_x11_connect(dri2_dpy
))
1369 if (!dri2_load_driver_dri3(disp
))
1372 dri2_dpy
->loader_extensions
= dri3_image_loader_extensions
;
1374 dri2_dpy
->swap_available
= true;
1375 dri2_dpy
->invalidate_available
= true;
1377 if (!dri2_create_screen(disp
))
1380 if (!dri2_setup_extensions(disp
))
1383 dri2_setup_screen(disp
);
1385 dri2_x11_setup_swap_interval(disp
);
1387 if (!dri2_dpy
->is_different_gpu
)
1388 disp
->Extensions
.KHR_image_pixmap
= EGL_TRUE
;
1389 disp
->Extensions
.NOK_texture_from_pixmap
= EGL_TRUE
;
1390 disp
->Extensions
.CHROMIUM_sync_control
= EGL_TRUE
;
1391 disp
->Extensions
.EXT_buffer_age
= EGL_TRUE
;
1393 dri2_set_WL_bind_wayland_display(drv
, disp
);
1395 if (!dri2_x11_add_configs_for_visuals(dri2_dpy
, disp
, false))
1398 dri2_dpy
->loader_dri3_ext
.core
= dri2_dpy
->core
;
1399 dri2_dpy
->loader_dri3_ext
.image_driver
= dri2_dpy
->image_driver
;
1400 dri2_dpy
->loader_dri3_ext
.flush
= dri2_dpy
->flush
;
1401 dri2_dpy
->loader_dri3_ext
.tex_buffer
= dri2_dpy
->tex_buffer
;
1402 dri2_dpy
->loader_dri3_ext
.image
= dri2_dpy
->image
;
1403 dri2_dpy
->loader_dri3_ext
.config
= dri2_dpy
->config
;
1405 /* Fill vtbl last to prevent accidentally calling virtual function during
1408 dri2_dpy
->vtbl
= &dri3_x11_display_vtbl
;
1410 _eglLog(_EGL_INFO
, "Using DRI3");
1415 dri2_display_destroy(disp
);
1420 static const __DRIdri2LoaderExtension dri2_loader_extension_old
= {
1421 .base
= { __DRI_DRI2_LOADER
, 2 },
1423 .getBuffers
= dri2_x11_get_buffers
,
1424 .flushFrontBuffer
= dri2_x11_flush_front_buffer
,
1425 .getBuffersWithFormat
= NULL
,
1428 static const __DRIdri2LoaderExtension dri2_loader_extension
= {
1429 .base
= { __DRI_DRI2_LOADER
, 3 },
1431 .getBuffers
= dri2_x11_get_buffers
,
1432 .flushFrontBuffer
= dri2_x11_flush_front_buffer
,
1433 .getBuffersWithFormat
= dri2_x11_get_buffers_with_format
,
1436 static const __DRIextension
*dri2_loader_extensions_old
[] = {
1437 &dri2_loader_extension_old
.base
,
1438 &image_lookup_extension
.base
,
1439 &background_callable_extension
.base
,
1443 static const __DRIextension
*dri2_loader_extensions
[] = {
1444 &dri2_loader_extension
.base
,
1445 &image_lookup_extension
.base
,
1446 &use_invalidate
.base
,
1447 &background_callable_extension
.base
,
1452 dri2_initialize_x11_dri2(_EGLDriver
*drv
, _EGLDisplay
*disp
)
1454 struct dri2_egl_display
*dri2_dpy
;
1456 dri2_dpy
= calloc(1, sizeof *dri2_dpy
);
1458 return _eglError(EGL_BAD_ALLOC
, "eglInitialize");
1461 if (!dri2_get_xcb_connection(drv
, disp
, dri2_dpy
))
1464 if (!dri2_x11_connect(dri2_dpy
))
1467 if (!dri2_load_driver(disp
))
1470 if (dri2_dpy
->dri2_minor
>= 1)
1471 dri2_dpy
->loader_extensions
= dri2_loader_extensions
;
1473 dri2_dpy
->loader_extensions
= dri2_loader_extensions_old
;
1475 dri2_dpy
->swap_available
= (dri2_dpy
->dri2_minor
>= 2);
1476 dri2_dpy
->invalidate_available
= (dri2_dpy
->dri2_minor
>= 3);
1478 if (!dri2_create_screen(disp
))
1481 if (!dri2_setup_extensions(disp
))
1484 dri2_setup_screen(disp
);
1486 dri2_x11_setup_swap_interval(disp
);
1488 disp
->Extensions
.KHR_image_pixmap
= EGL_TRUE
;
1489 disp
->Extensions
.NOK_swap_region
= EGL_TRUE
;
1490 disp
->Extensions
.NOK_texture_from_pixmap
= EGL_TRUE
;
1491 disp
->Extensions
.NV_post_sub_buffer
= EGL_TRUE
;
1492 disp
->Extensions
.CHROMIUM_sync_control
= EGL_TRUE
;
1494 dri2_set_WL_bind_wayland_display(drv
, disp
);
1496 if (!dri2_x11_add_configs_for_visuals(dri2_dpy
, disp
, true))
1499 /* Fill vtbl last to prevent accidentally calling virtual function during
1502 dri2_dpy
->vtbl
= &dri2_x11_display_vtbl
;
1504 _eglLog(_EGL_INFO
, "Using DRI2");
1509 dri2_display_destroy(disp
);
1514 dri2_initialize_x11(_EGLDriver
*drv
, _EGLDisplay
*disp
)
1516 EGLBoolean initialized
= EGL_FALSE
;
1518 if (!disp
->Options
.ForceSoftware
) {
1520 if (!env_var_as_boolean("LIBGL_DRI3_DISABLE", false))
1521 initialized
= dri2_initialize_x11_dri3(drv
, disp
);
1525 initialized
= dri2_initialize_x11_dri2(drv
, disp
);
1529 initialized
= dri2_initialize_x11_swrast(drv
, disp
);
1535 dri2_teardown_x11(struct dri2_egl_display
*dri2_dpy
)
1537 if (dri2_dpy
->own_device
)
1538 xcb_disconnect(dri2_dpy
->conn
);