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"
48 #include "egl_dri2_fallbacks.h"
52 #include "platform_x11_dri3.h"
56 dri2_x11_swap_interval(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*surf
,
60 dri2_format_for_depth(struct dri2_egl_display
*dri2_dpy
, uint32_t depth
);
63 swrastCreateDrawable(struct dri2_egl_display
* dri2_dpy
,
64 struct dri2_egl_surface
* dri2_surf
)
67 const uint32_t function
= GXcopy
;
71 dri2_surf
->gc
= xcb_generate_id(dri2_dpy
->conn
);
72 mask
= XCB_GC_FUNCTION
;
73 xcb_create_gc(dri2_dpy
->conn
, dri2_surf
->gc
, dri2_surf
->drawable
, mask
, &function
);
75 dri2_surf
->swapgc
= xcb_generate_id(dri2_dpy
->conn
);
76 mask
= XCB_GC_FUNCTION
| XCB_GC_GRAPHICS_EXPOSURES
;
79 xcb_create_gc(dri2_dpy
->conn
, dri2_surf
->swapgc
, dri2_surf
->drawable
, mask
, valgc
);
80 switch (dri2_surf
->depth
) {
84 dri2_surf
->bytes_per_pixel
= 4;
87 dri2_surf
->bytes_per_pixel
= 2;
90 dri2_surf
->bytes_per_pixel
= 1;
93 dri2_surf
->bytes_per_pixel
= 0;
96 _eglLog(_EGL_WARNING
, "unsupported depth %d", dri2_surf
->depth
);
101 swrastDestroyDrawable(struct dri2_egl_display
* dri2_dpy
,
102 struct dri2_egl_surface
* dri2_surf
)
104 xcb_free_gc(dri2_dpy
->conn
, dri2_surf
->gc
);
105 xcb_free_gc(dri2_dpy
->conn
, dri2_surf
->swapgc
);
109 x11_get_drawable_info(__DRIdrawable
* draw
,
110 int *x
, int *y
, int *w
, int *h
,
113 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
114 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
116 xcb_get_geometry_cookie_t cookie
;
117 xcb_get_geometry_reply_t
*reply
;
118 xcb_generic_error_t
*error
;
121 cookie
= xcb_get_geometry (dri2_dpy
->conn
, dri2_surf
->drawable
);
122 reply
= xcb_get_geometry_reply (dri2_dpy
->conn
, cookie
, &error
);
128 _eglLog(_EGL_WARNING
, "error in xcb_get_geometry");
142 swrastGetDrawableInfo(__DRIdrawable
* draw
,
143 int *x
, int *y
, int *w
, int *h
,
146 *x
= *y
= *w
= *h
= 0;
147 x11_get_drawable_info(draw
, x
, y
, w
, h
, loaderPrivate
);
151 swrastPutImage(__DRIdrawable
* draw
, int op
,
152 int x
, int y
, int w
, int h
,
153 char *data
, void *loaderPrivate
)
155 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
156 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
161 case __DRI_SWRAST_IMAGE_OP_DRAW
:
164 case __DRI_SWRAST_IMAGE_OP_SWAP
:
165 gc
= dri2_surf
->swapgc
;
171 xcb_put_image(dri2_dpy
->conn
, XCB_IMAGE_FORMAT_Z_PIXMAP
, dri2_surf
->drawable
,
172 gc
, w
, h
, x
, y
, 0, dri2_surf
->depth
,
173 w
*h
*dri2_surf
->bytes_per_pixel
, (const uint8_t *)data
);
177 swrastGetImage(__DRIdrawable
* read
,
178 int x
, int y
, int w
, int h
,
179 char *data
, void *loaderPrivate
)
181 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
182 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
184 xcb_get_image_cookie_t cookie
;
185 xcb_get_image_reply_t
*reply
;
186 xcb_generic_error_t
*error
;
188 cookie
= xcb_get_image (dri2_dpy
->conn
, XCB_IMAGE_FORMAT_Z_PIXMAP
,
189 dri2_surf
->drawable
, x
, y
, w
, h
, ~0);
190 reply
= xcb_get_image_reply (dri2_dpy
->conn
, cookie
, &error
);
195 _eglLog(_EGL_WARNING
, "error in xcb_get_image");
198 uint32_t bytes
= xcb_get_image_data_length(reply
);
199 uint8_t *idata
= xcb_get_image_data(reply
);
200 memcpy(data
, idata
, bytes
);
206 static xcb_screen_t
*
207 get_xcb_screen(xcb_screen_iterator_t iter
, int screen
)
209 for (; iter
.rem
; --screen
, xcb_screen_next(&iter
))
216 static xcb_visualtype_t
*
217 get_xcb_visualtype_for_depth(struct dri2_egl_display
*dri2_dpy
, int depth
)
219 xcb_visualtype_iterator_t visual_iter
;
220 xcb_screen_t
*screen
= dri2_dpy
->screen
;
221 xcb_depth_iterator_t depth_iter
= xcb_screen_allowed_depths_iterator(screen
);
223 for (; depth_iter
.rem
; xcb_depth_next(&depth_iter
)) {
224 if (depth_iter
.data
->depth
!= depth
)
227 visual_iter
= xcb_depth_visuals_iterator(depth_iter
.data
);
229 return visual_iter
.data
;
235 /* Get red channel mask for given depth. */
237 dri2_x11_get_red_mask_for_depth(struct dri2_egl_display
*dri2_dpy
, int depth
)
239 xcb_visualtype_t
*visual
= get_xcb_visualtype_for_depth(dri2_dpy
, depth
);
242 return visual
->red_mask
;
248 * Called via eglCreateWindowSurface(), drv->API.CreateWindowSurface().
251 dri2_x11_create_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
, EGLint type
,
252 _EGLConfig
*conf
, void *native_surface
,
253 const EGLint
*attrib_list
)
255 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
256 struct dri2_egl_config
*dri2_conf
= dri2_egl_config(conf
);
257 struct dri2_egl_surface
*dri2_surf
;
258 xcb_get_geometry_cookie_t cookie
;
259 xcb_get_geometry_reply_t
*reply
;
260 xcb_generic_error_t
*error
;
261 const __DRIconfig
*config
;
265 dri2_surf
= calloc(1, sizeof *dri2_surf
);
267 _eglError(EGL_BAD_ALLOC
, "dri2_create_surface");
271 if (!dri2_init_surface(&dri2_surf
->base
, disp
, type
, conf
, attrib_list
,
272 false, native_surface
))
275 dri2_surf
->region
= XCB_NONE
;
276 if (type
== EGL_PBUFFER_BIT
) {
277 dri2_surf
->drawable
= xcb_generate_id(dri2_dpy
->conn
);
278 xcb_create_pixmap(dri2_dpy
->conn
, conf
->BufferSize
,
279 dri2_surf
->drawable
, dri2_dpy
->screen
->root
,
280 dri2_surf
->base
.Width
, dri2_surf
->base
.Height
);
282 STATIC_ASSERT(sizeof(uintptr_t) == sizeof(native_surface
));
283 dri2_surf
->drawable
= (uintptr_t) native_surface
;
286 config
= dri2_get_dri_config(dri2_conf
, type
,
287 dri2_surf
->base
.GLColorspace
);
290 _eglError(EGL_BAD_MATCH
, "Unsupported surfacetype/colorspace configuration");
294 if (!dri2_create_drawable(dri2_dpy
, config
, dri2_surf
, dri2_surf
))
297 if (type
!= EGL_PBUFFER_BIT
) {
298 cookie
= xcb_get_geometry (dri2_dpy
->conn
, dri2_surf
->drawable
);
299 reply
= xcb_get_geometry_reply (dri2_dpy
->conn
, cookie
, &error
);
301 if (error
->error_code
== BadAlloc
)
302 _eglError(EGL_BAD_ALLOC
, "xcb_get_geometry");
303 else if (type
== EGL_WINDOW_BIT
)
304 _eglError(EGL_BAD_NATIVE_WINDOW
, "xcb_get_geometry");
306 _eglError(EGL_BAD_NATIVE_PIXMAP
, "xcb_get_geometry");
308 goto cleanup_dri_drawable
;
309 } else if (reply
== NULL
) {
310 _eglError(EGL_BAD_ALLOC
, "xcb_get_geometry");
311 goto cleanup_dri_drawable
;
314 dri2_surf
->base
.Width
= reply
->width
;
315 dri2_surf
->base
.Height
= reply
->height
;
316 dri2_surf
->depth
= reply
->depth
;
320 if (dri2_dpy
->dri2
) {
321 xcb_void_cookie_t cookie
;
324 cookie
= xcb_dri2_create_drawable_checked(dri2_dpy
->conn
,
325 dri2_surf
->drawable
);
326 error
= xcb_request_check(dri2_dpy
->conn
, cookie
);
327 conn_error
= xcb_connection_has_error(dri2_dpy
->conn
);
328 if (conn_error
|| error
!= NULL
) {
329 if (type
== EGL_PBUFFER_BIT
|| conn_error
|| error
->error_code
== BadAlloc
)
330 _eglError(EGL_BAD_ALLOC
, "xcb_dri2_create_drawable_checked");
331 else if (type
== EGL_WINDOW_BIT
)
332 _eglError(EGL_BAD_NATIVE_WINDOW
,
333 "xcb_dri2_create_drawable_checked");
335 _eglError(EGL_BAD_NATIVE_PIXMAP
,
336 "xcb_dri2_create_drawable_checked");
338 goto cleanup_dri_drawable
;
341 if (type
== EGL_PBUFFER_BIT
) {
342 dri2_surf
->depth
= conf
->BufferSize
;
344 swrastCreateDrawable(dri2_dpy
, dri2_surf
);
347 /* we always copy the back buffer to front */
348 dri2_surf
->base
.PostSubBufferSupportedNV
= EGL_TRUE
;
350 return &dri2_surf
->base
;
352 cleanup_dri_drawable
:
353 dri2_dpy
->core
->destroyDrawable(dri2_surf
->dri_drawable
);
355 if (type
== EGL_PBUFFER_BIT
)
356 xcb_free_pixmap(dri2_dpy
->conn
, dri2_surf
->drawable
);
364 * Called via eglCreateWindowSurface(), drv->API.CreateWindowSurface().
367 dri2_x11_create_window_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
,
368 _EGLConfig
*conf
, void *native_window
,
369 const EGLint
*attrib_list
)
371 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
374 surf
= dri2_x11_create_surface(drv
, disp
, EGL_WINDOW_BIT
, conf
,
375 native_window
, attrib_list
);
377 /* When we first create the DRI2 drawable, its swap interval on the
380 surf
->SwapInterval
= 1;
382 /* Override that with a driconf-set value. */
383 dri2_x11_swap_interval(drv
, disp
, surf
, dri2_dpy
->default_swap_interval
);
390 dri2_x11_create_pixmap_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
,
391 _EGLConfig
*conf
, void *native_pixmap
,
392 const EGLint
*attrib_list
)
394 return dri2_x11_create_surface(drv
, disp
, EGL_PIXMAP_BIT
, conf
,
395 native_pixmap
, attrib_list
);
399 dri2_x11_create_pbuffer_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
,
400 _EGLConfig
*conf
, const EGLint
*attrib_list
)
402 return dri2_x11_create_surface(drv
, disp
, EGL_PBUFFER_BIT
, conf
,
407 dri2_x11_destroy_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*surf
)
409 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
410 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surf
);
414 dri2_dpy
->core
->destroyDrawable(dri2_surf
->dri_drawable
);
416 if (dri2_dpy
->dri2
) {
417 xcb_dri2_destroy_drawable (dri2_dpy
->conn
, dri2_surf
->drawable
);
419 assert(dri2_dpy
->swrast
);
420 swrastDestroyDrawable(dri2_dpy
, dri2_surf
);
423 if (surf
->Type
== EGL_PBUFFER_BIT
)
424 xcb_free_pixmap (dri2_dpy
->conn
, dri2_surf
->drawable
);
426 dri2_fini_surface(surf
);
433 * Function utilizes swrastGetDrawableInfo to get surface
434 * geometry from x server and calls default query surface
435 * implementation that returns the updated values.
437 * In case of errors we still return values that we currently
441 dri2_query_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
,
442 _EGLSurface
*surf
, EGLint attribute
,
445 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
446 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surf
);
449 __DRIdrawable
*drawable
= dri2_dpy
->vtbl
->get_dri_drawable(surf
);
454 if (x11_get_drawable_info(drawable
, &x
, &y
, &w
, &h
, dri2_surf
)) {
462 return _eglQuerySurface(drv
, disp
, surf
, attribute
, value
);
466 * Process list of buffer received from the server
468 * Processes the list of buffers received in a reply from the server to either
469 * \c DRI2GetBuffers or \c DRI2GetBuffersWithFormat.
472 dri2_x11_process_buffers(struct dri2_egl_surface
*dri2_surf
,
473 xcb_dri2_dri2_buffer_t
*buffers
, unsigned count
)
475 struct dri2_egl_display
*dri2_dpy
=
476 dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
477 xcb_rectangle_t rectangle
;
479 dri2_surf
->have_fake_front
= false;
481 /* This assumes the DRI2 buffer attachment tokens matches the
482 * __DRIbuffer tokens. */
483 for (unsigned i
= 0; i
< count
; i
++) {
484 dri2_surf
->buffers
[i
].attachment
= buffers
[i
].attachment
;
485 dri2_surf
->buffers
[i
].name
= buffers
[i
].name
;
486 dri2_surf
->buffers
[i
].pitch
= buffers
[i
].pitch
;
487 dri2_surf
->buffers
[i
].cpp
= buffers
[i
].cpp
;
488 dri2_surf
->buffers
[i
].flags
= buffers
[i
].flags
;
490 /* We only use the DRI drivers single buffer configs. This
491 * means that if we try to render to a window, DRI2 will give us
492 * the fake front buffer, which we'll use as a back buffer.
493 * Note that EGL doesn't require that several clients rendering
494 * to the same window must see the same aux buffers. */
495 if (dri2_surf
->buffers
[i
].attachment
== __DRI_BUFFER_FAKE_FRONT_LEFT
)
496 dri2_surf
->have_fake_front
= true;
499 if (dri2_surf
->region
!= XCB_NONE
)
500 xcb_xfixes_destroy_region(dri2_dpy
->conn
, dri2_surf
->region
);
504 rectangle
.width
= dri2_surf
->base
.Width
;
505 rectangle
.height
= dri2_surf
->base
.Height
;
506 dri2_surf
->region
= xcb_generate_id(dri2_dpy
->conn
);
507 xcb_xfixes_create_region(dri2_dpy
->conn
, dri2_surf
->region
, 1, &rectangle
);
511 dri2_x11_get_buffers(__DRIdrawable
* driDrawable
,
512 int *width
, int *height
,
513 unsigned int *attachments
, int count
,
514 int *out_count
, void *loaderPrivate
)
516 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
517 struct dri2_egl_display
*dri2_dpy
=
518 dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
519 xcb_dri2_dri2_buffer_t
*buffers
;
520 xcb_dri2_get_buffers_reply_t
*reply
;
521 xcb_dri2_get_buffers_cookie_t cookie
;
525 cookie
= xcb_dri2_get_buffers_unchecked (dri2_dpy
->conn
,
527 count
, count
, attachments
);
528 reply
= xcb_dri2_get_buffers_reply (dri2_dpy
->conn
, cookie
, NULL
);
531 buffers
= xcb_dri2_get_buffers_buffers (reply
);
535 *out_count
= reply
->count
;
536 dri2_surf
->base
.Width
= *width
= reply
->width
;
537 dri2_surf
->base
.Height
= *height
= reply
->height
;
538 dri2_x11_process_buffers(dri2_surf
, buffers
, *out_count
);
542 return dri2_surf
->buffers
;
546 dri2_x11_get_buffers_with_format(__DRIdrawable
* driDrawable
,
547 int *width
, int *height
,
548 unsigned int *attachments
, int count
,
549 int *out_count
, void *loaderPrivate
)
551 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
552 struct dri2_egl_display
*dri2_dpy
=
553 dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
554 xcb_dri2_dri2_buffer_t
*buffers
;
555 xcb_dri2_get_buffers_with_format_reply_t
*reply
;
556 xcb_dri2_get_buffers_with_format_cookie_t cookie
;
557 xcb_dri2_attach_format_t
*format_attachments
;
561 format_attachments
= (xcb_dri2_attach_format_t
*) attachments
;
562 cookie
= xcb_dri2_get_buffers_with_format_unchecked (dri2_dpy
->conn
,
567 reply
= xcb_dri2_get_buffers_with_format_reply (dri2_dpy
->conn
,
572 buffers
= xcb_dri2_get_buffers_with_format_buffers (reply
);
573 dri2_surf
->base
.Width
= *width
= reply
->width
;
574 dri2_surf
->base
.Height
= *height
= reply
->height
;
575 *out_count
= reply
->count
;
576 dri2_x11_process_buffers(dri2_surf
, buffers
, *out_count
);
580 return dri2_surf
->buffers
;
584 dri2_x11_flush_front_buffer(__DRIdrawable
* driDrawable
, void *loaderPrivate
)
588 /* FIXME: Does EGL support front buffer rendering at all? */
591 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
593 dri2WaitGL(dri2_surf
);
595 (void) loaderPrivate
;
600 dri2_x11_do_authenticate(struct dri2_egl_display
*dri2_dpy
, uint32_t id
)
602 xcb_dri2_authenticate_reply_t
*authenticate
;
603 xcb_dri2_authenticate_cookie_t authenticate_cookie
;
606 authenticate_cookie
=
607 xcb_dri2_authenticate_unchecked(dri2_dpy
->conn
, dri2_dpy
->screen
->root
, id
);
609 xcb_dri2_authenticate_reply(dri2_dpy
->conn
, authenticate_cookie
, NULL
);
611 if (authenticate
== NULL
|| !authenticate
->authenticated
)
620 dri2_x11_local_authenticate(struct dri2_egl_display
*dri2_dpy
)
625 if (drmGetMagic(dri2_dpy
->fd
, &magic
)) {
626 _eglLog(_EGL_WARNING
, "DRI2: failed to get drm magic");
630 if (dri2_x11_do_authenticate(dri2_dpy
, magic
) < 0) {
631 _eglLog(_EGL_WARNING
, "DRI2: failed to authenticate");
639 dri2_x11_connect(struct dri2_egl_display
*dri2_dpy
)
641 xcb_xfixes_query_version_reply_t
*xfixes_query
;
642 xcb_xfixes_query_version_cookie_t xfixes_query_cookie
;
643 xcb_dri2_query_version_reply_t
*dri2_query
;
644 xcb_dri2_query_version_cookie_t dri2_query_cookie
;
645 xcb_dri2_connect_reply_t
*connect
;
646 xcb_dri2_connect_cookie_t connect_cookie
;
647 xcb_generic_error_t
*error
;
648 char *driver_name
, *loader_driver_name
, *device_name
;
649 const xcb_query_extension_reply_t
*extension
;
651 xcb_prefetch_extension_data (dri2_dpy
->conn
, &xcb_xfixes_id
);
652 xcb_prefetch_extension_data (dri2_dpy
->conn
, &xcb_dri2_id
);
654 extension
= xcb_get_extension_data(dri2_dpy
->conn
, &xcb_xfixes_id
);
655 if (!(extension
&& extension
->present
))
658 extension
= xcb_get_extension_data(dri2_dpy
->conn
, &xcb_dri2_id
);
659 if (!(extension
&& extension
->present
))
662 xfixes_query_cookie
= xcb_xfixes_query_version(dri2_dpy
->conn
,
663 XCB_XFIXES_MAJOR_VERSION
,
664 XCB_XFIXES_MINOR_VERSION
);
666 dri2_query_cookie
= xcb_dri2_query_version (dri2_dpy
->conn
,
667 XCB_DRI2_MAJOR_VERSION
,
668 XCB_DRI2_MINOR_VERSION
);
670 connect_cookie
= xcb_dri2_connect_unchecked(dri2_dpy
->conn
, dri2_dpy
->screen
->root
,
671 XCB_DRI2_DRIVER_TYPE_DRI
);
674 xcb_xfixes_query_version_reply (dri2_dpy
->conn
,
675 xfixes_query_cookie
, &error
);
676 if (xfixes_query
== NULL
||
677 error
!= NULL
|| xfixes_query
->major_version
< 2) {
678 _eglLog(_EGL_WARNING
, "DRI2: failed to query xfixes version");
686 xcb_dri2_query_version_reply (dri2_dpy
->conn
, dri2_query_cookie
, &error
);
687 if (dri2_query
== NULL
|| error
!= NULL
) {
688 _eglLog(_EGL_WARNING
, "DRI2: failed to query version");
692 dri2_dpy
->dri2_major
= dri2_query
->major_version
;
693 dri2_dpy
->dri2_minor
= dri2_query
->minor_version
;
696 connect
= xcb_dri2_connect_reply (dri2_dpy
->conn
, connect_cookie
, NULL
);
697 if (connect
== NULL
||
698 connect
->driver_name_length
+ connect
->device_name_length
== 0) {
699 _eglLog(_EGL_WARNING
, "DRI2: failed to authenticate");
703 device_name
= xcb_dri2_connect_device_name (connect
);
705 dri2_dpy
->fd
= loader_open_device(device_name
);
706 if (dri2_dpy
->fd
== -1) {
707 _eglLog(_EGL_WARNING
,
708 "DRI2: could not open %s (%s)", device_name
, strerror(errno
));
713 if (!dri2_x11_local_authenticate(dri2_dpy
)) {
719 driver_name
= xcb_dri2_connect_driver_name (connect
);
721 /* If Mesa knows about the appropriate driver for this fd, then trust it.
722 * Otherwise, default to the server's value.
724 loader_driver_name
= loader_get_driver_for_fd(dri2_dpy
->fd
);
725 if (loader_driver_name
) {
726 dri2_dpy
->driver_name
= loader_driver_name
;
728 dri2_dpy
->driver_name
=
730 xcb_dri2_connect_driver_name_length(connect
));
733 if (dri2_dpy
->driver_name
== NULL
) {
739 #ifdef HAVE_WAYLAND_PLATFORM
740 dri2_dpy
->device_name
=
742 xcb_dri2_connect_device_name_length(connect
));
751 dri2_x11_authenticate(_EGLDisplay
*disp
, uint32_t id
)
753 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
755 return dri2_x11_do_authenticate(dri2_dpy
, id
);
759 dri2_x11_add_configs_for_visuals(struct dri2_egl_display
*dri2_dpy
,
760 _EGLDisplay
*disp
, bool supports_preserved
)
762 xcb_depth_iterator_t d
;
763 xcb_visualtype_t
*visuals
;
764 int config_count
= 0;
767 d
= xcb_screen_allowed_depths_iterator(dri2_dpy
->screen
);
774 if (supports_preserved
)
775 surface_type
|= EGL_SWAP_BEHAVIOR_PRESERVED_BIT
;
778 EGLBoolean class_added
[6] = { 0, };
780 visuals
= xcb_depth_visuals(d
.data
);
782 for (int i
= 0; i
< xcb_depth_visuals_length(d
.data
); i
++) {
783 if (class_added
[visuals
[i
]._class
])
786 class_added
[visuals
[i
]._class
] = EGL_TRUE
;
788 for (int j
= 0; dri2_dpy
->driver_configs
[j
]; j
++) {
789 struct dri2_egl_config
*dri2_conf
;
790 const __DRIconfig
*config
= dri2_dpy
->driver_configs
[j
];
792 const EGLint config_attrs
[] = {
793 EGL_NATIVE_VISUAL_ID
, visuals
[i
].visual_id
,
794 EGL_NATIVE_VISUAL_TYPE
, visuals
[i
]._class
,
798 int rgba_shifts
[4] = {
799 ffs(visuals
[i
].red_mask
) - 1,
800 ffs(visuals
[i
].green_mask
) - 1,
801 ffs(visuals
[i
].blue_mask
) - 1,
805 unsigned int rgba_sizes
[4] = {
806 util_bitcount(visuals
[i
].red_mask
),
807 util_bitcount(visuals
[i
].green_mask
),
808 util_bitcount(visuals
[i
].blue_mask
),
812 dri2_conf
= dri2_add_config(disp
, config
, config_count
+ 1,
813 surface_type
, config_attrs
,
814 rgba_shifts
, rgba_sizes
);
816 if (dri2_conf
->base
.ConfigID
== config_count
+ 1)
819 /* Allow a 24-bit RGB visual to match a 32-bit RGBA EGLConfig.
820 * Ditto for 30-bit RGB visuals to match a 32-bit RGBA EGLConfig.
821 * Otherwise it will only match a 32-bit RGBA visual. On a
822 * composited window manager on X11, this will make all of the
823 * EGLConfigs with destination alpha get blended by the
824 * compositor. This is probably not what the application
825 * wants... especially on drivers that only have 32-bit RGBA
827 if (d
.data
->depth
== 24 || d
.data
->depth
== 30) {
828 unsigned int rgba_mask
= ~(visuals
[i
].red_mask
|
829 visuals
[i
].green_mask
|
830 visuals
[i
].blue_mask
);
831 rgba_shifts
[3] = ffs(rgba_mask
) - 1;
832 rgba_sizes
[3] = util_bitcount(rgba_mask
);
833 dri2_conf
= dri2_add_config(disp
, config
, config_count
+ 1,
834 surface_type
, config_attrs
,
835 rgba_shifts
, rgba_sizes
);
837 if (dri2_conf
->base
.ConfigID
== config_count
+ 1)
847 _eglLog(_EGL_WARNING
, "DRI2: failed to create any config");
855 dri2_copy_region(_EGLDriver
*drv
, _EGLDisplay
*disp
,
856 _EGLSurface
*draw
, xcb_xfixes_region_t region
)
858 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
859 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(draw
);
860 enum xcb_dri2_attachment_t render_attachment
;
861 xcb_dri2_copy_region_cookie_t cookie
;
863 /* No-op for a pixmap or pbuffer surface */
864 if (draw
->Type
== EGL_PIXMAP_BIT
|| draw
->Type
== EGL_PBUFFER_BIT
)
867 dri2_dpy
->flush
->flush(dri2_surf
->dri_drawable
);
869 if (dri2_surf
->have_fake_front
)
870 render_attachment
= XCB_DRI2_ATTACHMENT_BUFFER_FAKE_FRONT_LEFT
;
872 render_attachment
= XCB_DRI2_ATTACHMENT_BUFFER_BACK_LEFT
;
874 cookie
= xcb_dri2_copy_region_unchecked(dri2_dpy
->conn
,
877 XCB_DRI2_ATTACHMENT_BUFFER_FRONT_LEFT
,
879 free(xcb_dri2_copy_region_reply(dri2_dpy
->conn
, cookie
, NULL
));
885 dri2_x11_swap_buffers_msc(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*draw
,
886 int64_t msc
, int64_t divisor
, int64_t remainder
)
888 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
889 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(draw
);
890 uint32_t msc_hi
= msc
>> 32;
891 uint32_t msc_lo
= msc
& 0xffffffff;
892 uint32_t divisor_hi
= divisor
>> 32;
893 uint32_t divisor_lo
= divisor
& 0xffffffff;
894 uint32_t remainder_hi
= remainder
>> 32;
895 uint32_t remainder_lo
= remainder
& 0xffffffff;
896 xcb_dri2_swap_buffers_cookie_t cookie
;
897 xcb_dri2_swap_buffers_reply_t
*reply
;
898 int64_t swap_count
= -1;
900 if (draw
->SwapBehavior
== EGL_BUFFER_PRESERVED
|| !dri2_dpy
->swap_available
) {
901 swap_count
= dri2_copy_region(drv
, disp
, draw
, dri2_surf
->region
) ? 0 : -1;
903 dri2_flush_drawable_for_swapbuffers(disp
, draw
);
905 cookie
= xcb_dri2_swap_buffers_unchecked(dri2_dpy
->conn
,
906 dri2_surf
->drawable
, msc_hi
,
907 msc_lo
, divisor_hi
, divisor_lo
,
908 remainder_hi
, remainder_lo
);
910 reply
= xcb_dri2_swap_buffers_reply(dri2_dpy
->conn
, cookie
, NULL
);
913 swap_count
= combine_u32_into_u64(reply
->swap_hi
, reply
->swap_lo
);
918 /* Since we aren't watching for the server's invalidate events like we're
919 * supposed to (due to XCB providing no mechanism for filtering the events
920 * the way xlib does), and SwapBuffers is a common cause of invalidate
921 * events, just shove one down to the driver, even though we haven't told
922 * the driver that we're the kind of loader that provides reliable
923 * invalidate events. This causes the driver to request buffers again at
924 * its next draw, so that we get the correct buffers if a pageflip
925 * happened. The driver should still be using the viewport hack to catch
928 if (dri2_dpy
->flush
->base
.version
>= 3 && dri2_dpy
->flush
->invalidate
)
929 dri2_dpy
->flush
->invalidate(dri2_surf
->dri_drawable
);
935 dri2_x11_swap_buffers(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*draw
)
937 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
938 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(draw
);
940 if (!dri2_dpy
->flush
) {
941 dri2_dpy
->core
->swapBuffers(dri2_surf
->dri_drawable
);
945 if (dri2_x11_swap_buffers_msc(drv
, disp
, draw
, 0, 0, 0) == -1) {
946 /* Swap failed with a window drawable. */
947 return _eglError(EGL_BAD_NATIVE_WINDOW
, __func__
);
953 dri2_x11_swap_buffers_region(_EGLDriver
*drv
, _EGLDisplay
*disp
,
955 EGLint numRects
, const EGLint
*rects
)
957 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
958 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(draw
);
960 xcb_xfixes_region_t region
;
961 xcb_rectangle_t rectangles
[16];
963 if (numRects
> (int)ARRAY_SIZE(rectangles
))
964 return dri2_copy_region(drv
, disp
, draw
, dri2_surf
->region
);
966 for (int i
= 0; i
< numRects
; i
++) {
967 rectangles
[i
].x
= rects
[i
* 4];
968 rectangles
[i
].y
= dri2_surf
->base
.Height
- rects
[i
* 4 + 1] - rects
[i
* 4 + 3];
969 rectangles
[i
].width
= rects
[i
* 4 + 2];
970 rectangles
[i
].height
= rects
[i
* 4 + 3];
973 region
= xcb_generate_id(dri2_dpy
->conn
);
974 xcb_xfixes_create_region(dri2_dpy
->conn
, region
, numRects
, rectangles
);
975 ret
= dri2_copy_region(drv
, disp
, draw
, region
);
976 xcb_xfixes_destroy_region(dri2_dpy
->conn
, region
);
982 dri2_x11_post_sub_buffer(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*draw
,
983 EGLint x
, EGLint y
, EGLint width
, EGLint height
)
985 const EGLint rect
[4] = { x
, y
, width
, height
};
987 if (x
< 0 || y
< 0 || width
< 0 || height
< 0)
988 _eglError(EGL_BAD_PARAMETER
, "eglPostSubBufferNV");
990 return dri2_x11_swap_buffers_region(drv
, disp
, draw
, 1, rect
);
994 dri2_x11_swap_interval(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*surf
,
997 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
998 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surf
);
1000 if (dri2_dpy
->swap_available
)
1001 xcb_dri2_swap_interval(dri2_dpy
->conn
, dri2_surf
->drawable
, interval
);
1007 dri2_x11_copy_buffers(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*surf
,
1008 void *native_pixmap_target
)
1010 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1011 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surf
);
1013 xcb_pixmap_t target
;
1015 STATIC_ASSERT(sizeof(uintptr_t) == sizeof(native_pixmap_target
));
1016 target
= (uintptr_t) native_pixmap_target
;
1020 dri2_dpy
->flush
->flush(dri2_surf
->dri_drawable
);
1022 gc
= xcb_generate_id(dri2_dpy
->conn
);
1023 xcb_create_gc(dri2_dpy
->conn
, gc
, target
, 0, NULL
);
1024 xcb_copy_area(dri2_dpy
->conn
,
1025 dri2_surf
->drawable
,
1030 dri2_surf
->base
.Width
,
1031 dri2_surf
->base
.Height
);
1032 xcb_free_gc(dri2_dpy
->conn
, gc
);
1038 dri2_format_for_depth(struct dri2_egl_display
*dri2_dpy
, uint32_t depth
)
1042 return __DRI_IMAGE_FORMAT_RGB565
;
1044 return __DRI_IMAGE_FORMAT_XRGB8888
;
1046 /* Different preferred formats for different hw */
1047 if (dri2_x11_get_red_mask_for_depth(dri2_dpy
, 30) == 0x3ff)
1048 return __DRI_IMAGE_FORMAT_XBGR2101010
;
1050 return __DRI_IMAGE_FORMAT_XRGB2101010
;
1052 return __DRI_IMAGE_FORMAT_ARGB8888
;
1054 return __DRI_IMAGE_FORMAT_NONE
;
1059 dri2_create_image_khr_pixmap(_EGLDisplay
*disp
, _EGLContext
*ctx
,
1060 EGLClientBuffer buffer
, const EGLint
*attr_list
)
1062 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1063 struct dri2_egl_image
*dri2_img
;
1064 unsigned int attachments
[1];
1065 xcb_drawable_t drawable
;
1066 xcb_dri2_get_buffers_cookie_t buffers_cookie
;
1067 xcb_dri2_get_buffers_reply_t
*buffers_reply
;
1068 xcb_dri2_dri2_buffer_t
*buffers
;
1069 xcb_get_geometry_cookie_t geometry_cookie
;
1070 xcb_get_geometry_reply_t
*geometry_reply
;
1071 xcb_generic_error_t
*error
;
1076 drawable
= (xcb_drawable_t
) (uintptr_t) buffer
;
1077 xcb_dri2_create_drawable (dri2_dpy
->conn
, drawable
);
1078 attachments
[0] = XCB_DRI2_ATTACHMENT_BUFFER_FRONT_LEFT
;
1080 xcb_dri2_get_buffers_unchecked (dri2_dpy
->conn
,
1081 drawable
, 1, 1, attachments
);
1082 geometry_cookie
= xcb_get_geometry (dri2_dpy
->conn
, drawable
);
1083 buffers_reply
= xcb_dri2_get_buffers_reply (dri2_dpy
->conn
,
1084 buffers_cookie
, NULL
);
1085 if (buffers_reply
== NULL
)
1088 buffers
= xcb_dri2_get_buffers_buffers (buffers_reply
);
1089 if (buffers
== NULL
) {
1093 geometry_reply
= xcb_get_geometry_reply (dri2_dpy
->conn
,
1094 geometry_cookie
, &error
);
1095 if (geometry_reply
== NULL
|| error
!= NULL
) {
1096 _eglError(EGL_BAD_ALLOC
, "xcb_get_geometry");
1098 free(buffers_reply
);
1102 format
= dri2_format_for_depth(dri2_dpy
, geometry_reply
->depth
);
1103 if (format
== __DRI_IMAGE_FORMAT_NONE
) {
1104 _eglError(EGL_BAD_PARAMETER
,
1105 "dri2_create_image_khr: unsupported pixmap depth");
1106 free(buffers_reply
);
1107 free(geometry_reply
);
1111 dri2_img
= malloc(sizeof *dri2_img
);
1113 free(buffers_reply
);
1114 free(geometry_reply
);
1115 _eglError(EGL_BAD_ALLOC
, "dri2_create_image_khr");
1116 return EGL_NO_IMAGE_KHR
;
1119 _eglInitImage(&dri2_img
->base
, disp
);
1121 stride
= buffers
[0].pitch
/ buffers
[0].cpp
;
1122 dri2_img
->dri_image
=
1123 dri2_dpy
->image
->createImageFromName(dri2_dpy
->dri_screen
,
1124 buffers_reply
->width
,
1125 buffers_reply
->height
,
1131 free(buffers_reply
);
1132 free(geometry_reply
);
1134 return &dri2_img
->base
;
1138 dri2_x11_create_image_khr(_EGLDriver
*drv
, _EGLDisplay
*disp
,
1139 _EGLContext
*ctx
, EGLenum target
,
1140 EGLClientBuffer buffer
, const EGLint
*attr_list
)
1145 case EGL_NATIVE_PIXMAP_KHR
:
1146 return dri2_create_image_khr_pixmap(disp
, ctx
, buffer
, attr_list
);
1148 return dri2_create_image_khr(drv
, disp
, ctx
, target
, buffer
, attr_list
);
1153 dri2_x11_get_sync_values(_EGLDisplay
*display
, _EGLSurface
*surface
,
1154 EGLuint64KHR
*ust
, EGLuint64KHR
*msc
,
1157 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(display
);
1158 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surface
);
1159 xcb_dri2_get_msc_cookie_t cookie
;
1160 xcb_dri2_get_msc_reply_t
*reply
;
1162 cookie
= xcb_dri2_get_msc(dri2_dpy
->conn
, dri2_surf
->drawable
);
1163 reply
= xcb_dri2_get_msc_reply(dri2_dpy
->conn
, cookie
, NULL
);
1166 return _eglError(EGL_BAD_ACCESS
, __func__
);
1168 *ust
= ((EGLuint64KHR
) reply
->ust_hi
<< 32) | reply
->ust_lo
;
1169 *msc
= ((EGLuint64KHR
) reply
->msc_hi
<< 32) | reply
->msc_lo
;
1170 *sbc
= ((EGLuint64KHR
) reply
->sbc_hi
<< 32) | reply
->sbc_lo
;
1176 static const struct dri2_egl_display_vtbl dri2_x11_swrast_display_vtbl
= {
1177 .authenticate
= NULL
,
1178 .create_window_surface
= dri2_x11_create_window_surface
,
1179 .create_pixmap_surface
= dri2_x11_create_pixmap_surface
,
1180 .create_pbuffer_surface
= dri2_x11_create_pbuffer_surface
,
1181 .destroy_surface
= dri2_x11_destroy_surface
,
1182 .create_image
= dri2_create_image_khr
,
1183 .swap_buffers
= dri2_x11_swap_buffers
,
1184 .swap_buffers_region
= dri2_fallback_swap_buffers_region
,
1185 .post_sub_buffer
= dri2_fallback_post_sub_buffer
,
1186 /* XXX: should really implement this since X11 has pixmaps */
1187 .copy_buffers
= dri2_fallback_copy_buffers
,
1188 .query_buffer_age
= dri2_fallback_query_buffer_age
,
1189 .query_surface
= dri2_query_surface
,
1190 .create_wayland_buffer_from_image
= dri2_fallback_create_wayland_buffer_from_image
,
1191 .get_sync_values
= dri2_fallback_get_sync_values
,
1192 .get_dri_drawable
= dri2_surface_get_dri_drawable
,
1195 static const struct dri2_egl_display_vtbl dri2_x11_display_vtbl
= {
1196 .authenticate
= dri2_x11_authenticate
,
1197 .create_window_surface
= dri2_x11_create_window_surface
,
1198 .create_pixmap_surface
= dri2_x11_create_pixmap_surface
,
1199 .create_pbuffer_surface
= dri2_x11_create_pbuffer_surface
,
1200 .destroy_surface
= dri2_x11_destroy_surface
,
1201 .create_image
= dri2_x11_create_image_khr
,
1202 .swap_interval
= dri2_x11_swap_interval
,
1203 .swap_buffers
= dri2_x11_swap_buffers
,
1204 .swap_buffers_with_damage
= dri2_fallback_swap_buffers_with_damage
,
1205 .swap_buffers_region
= dri2_x11_swap_buffers_region
,
1206 .post_sub_buffer
= dri2_x11_post_sub_buffer
,
1207 .copy_buffers
= dri2_x11_copy_buffers
,
1208 .query_buffer_age
= dri2_fallback_query_buffer_age
,
1209 .query_surface
= dri2_query_surface
,
1210 .create_wayland_buffer_from_image
= dri2_fallback_create_wayland_buffer_from_image
,
1211 .get_sync_values
= dri2_x11_get_sync_values
,
1212 .get_dri_drawable
= dri2_surface_get_dri_drawable
,
1215 static const __DRIswrastLoaderExtension swrast_loader_extension
= {
1216 .base
= { __DRI_SWRAST_LOADER
, 1 },
1218 .getDrawableInfo
= swrastGetDrawableInfo
,
1219 .putImage
= swrastPutImage
,
1220 .getImage
= swrastGetImage
,
1223 static const __DRIextension
*swrast_loader_extensions
[] = {
1224 &swrast_loader_extension
.base
,
1225 &image_lookup_extension
.base
,
1230 dri2_find_screen_for_display(const _EGLDisplay
*disp
, int fallback_screen
)
1232 const EGLAttrib
*attr
;
1234 for (attr
= disp
->Options
.Attribs
; attr
; attr
+= 2) {
1235 if (attr
[0] == EGL_PLATFORM_X11_SCREEN_EXT
)
1239 return fallback_screen
;
1243 dri2_get_xcb_connection(_EGLDriver
*drv
, _EGLDisplay
*disp
,
1244 struct dri2_egl_display
*dri2_dpy
)
1246 xcb_screen_iterator_t s
;
1250 disp
->DriverData
= (void *) dri2_dpy
;
1251 if (disp
->PlatformDisplay
== NULL
) {
1252 dri2_dpy
->conn
= xcb_connect(NULL
, &screen
);
1253 dri2_dpy
->own_device
= true;
1254 screen
= dri2_find_screen_for_display(disp
, screen
);
1256 Display
*dpy
= disp
->PlatformDisplay
;
1257 dri2_dpy
->conn
= XGetXCBConnection(dpy
);
1258 screen
= DefaultScreen(dpy
);
1261 if (!dri2_dpy
->conn
|| xcb_connection_has_error(dri2_dpy
->conn
)) {
1262 msg
= "xcb_connect failed";
1266 s
= xcb_setup_roots_iterator(xcb_get_setup(dri2_dpy
->conn
));
1267 dri2_dpy
->screen
= get_xcb_screen(s
, screen
);
1268 if (!dri2_dpy
->screen
) {
1269 msg
= "failed to get xcb screen";
1275 if (disp
->PlatformDisplay
== NULL
)
1276 xcb_disconnect(dri2_dpy
->conn
);
1278 return _eglError(EGL_BAD_ALLOC
, msg
);
1282 dri2_initialize_x11_swrast(_EGLDriver
*drv
, _EGLDisplay
*disp
)
1285 struct dri2_egl_display
*dri2_dpy
;
1287 dri2_dpy
= calloc(1, sizeof *dri2_dpy
);
1289 return _eglError(EGL_BAD_ALLOC
, "eglInitialize");
1292 if (!dri2_get_xcb_connection(drv
, disp
, dri2_dpy
))
1295 dev
= _eglAddDevice(dri2_dpy
->fd
, true);
1297 _eglError(EGL_NOT_INITIALIZED
, "DRI2: failed to find EGLDevice");
1304 * Every hardware driver_name is set using strdup. Doing the same in
1305 * here will allow is to simply free the memory at dri2_terminate().
1307 dri2_dpy
->driver_name
= strdup("swrast");
1308 if (!dri2_load_driver_swrast(disp
))
1311 dri2_dpy
->loader_extensions
= swrast_loader_extensions
;
1313 if (!dri2_create_screen(disp
))
1316 if (!dri2_setup_extensions(disp
))
1319 dri2_setup_screen(disp
);
1321 if (!dri2_x11_add_configs_for_visuals(dri2_dpy
, disp
, true))
1324 /* Fill vtbl last to prevent accidentally calling virtual function during
1327 dri2_dpy
->vtbl
= &dri2_x11_swrast_display_vtbl
;
1332 dri2_display_destroy(disp
);
1337 dri2_x11_setup_swap_interval(_EGLDisplay
*disp
)
1339 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1340 int arbitrary_max_interval
= 1000;
1342 /* default behavior for no SwapBuffers support: no vblank syncing
1345 dri2_dpy
->min_swap_interval
= 0;
1346 dri2_dpy
->max_swap_interval
= 0;
1347 dri2_dpy
->default_swap_interval
= 0;
1349 if (!dri2_dpy
->swap_available
)
1352 /* If we do have swapbuffers, then we can support pretty much any swap
1355 dri2_setup_swap_interval(disp
, arbitrary_max_interval
);
1360 static const __DRIextension
*dri3_image_loader_extensions
[] = {
1361 &dri3_image_loader_extension
.base
,
1362 &image_lookup_extension
.base
,
1363 &use_invalidate
.base
,
1364 &background_callable_extension
.base
,
1369 dri2_initialize_x11_dri3(_EGLDriver
*drv
, _EGLDisplay
*disp
)
1372 struct dri2_egl_display
*dri2_dpy
;
1374 dri2_dpy
= calloc(1, sizeof *dri2_dpy
);
1376 return _eglError(EGL_BAD_ALLOC
, "eglInitialize");
1379 if (!dri2_get_xcb_connection(drv
, disp
, dri2_dpy
))
1382 if (!dri3_x11_connect(dri2_dpy
))
1385 dev
= _eglAddDevice(dri2_dpy
->fd
, false);
1387 _eglError(EGL_NOT_INITIALIZED
, "DRI2: failed to find EGLDevice");
1393 if (!dri2_load_driver_dri3(disp
))
1396 dri2_dpy
->loader_extensions
= dri3_image_loader_extensions
;
1398 dri2_dpy
->swap_available
= true;
1399 dri2_dpy
->invalidate_available
= true;
1401 if (!dri2_create_screen(disp
))
1404 if (!dri2_setup_extensions(disp
))
1407 dri2_setup_screen(disp
);
1409 dri2_x11_setup_swap_interval(disp
);
1411 if (!dri2_dpy
->is_different_gpu
)
1412 disp
->Extensions
.KHR_image_pixmap
= EGL_TRUE
;
1413 disp
->Extensions
.NOK_texture_from_pixmap
= EGL_TRUE
;
1414 disp
->Extensions
.CHROMIUM_sync_control
= EGL_TRUE
;
1415 disp
->Extensions
.EXT_buffer_age
= EGL_TRUE
;
1417 dri2_set_WL_bind_wayland_display(drv
, disp
);
1419 if (!dri2_x11_add_configs_for_visuals(dri2_dpy
, disp
, false))
1422 dri2_dpy
->loader_dri3_ext
.core
= dri2_dpy
->core
;
1423 dri2_dpy
->loader_dri3_ext
.image_driver
= dri2_dpy
->image_driver
;
1424 dri2_dpy
->loader_dri3_ext
.flush
= dri2_dpy
->flush
;
1425 dri2_dpy
->loader_dri3_ext
.tex_buffer
= dri2_dpy
->tex_buffer
;
1426 dri2_dpy
->loader_dri3_ext
.image
= dri2_dpy
->image
;
1427 dri2_dpy
->loader_dri3_ext
.config
= dri2_dpy
->config
;
1429 /* Fill vtbl last to prevent accidentally calling virtual function during
1432 dri2_dpy
->vtbl
= &dri3_x11_display_vtbl
;
1434 _eglLog(_EGL_INFO
, "Using DRI3");
1439 dri2_display_destroy(disp
);
1444 static const __DRIdri2LoaderExtension dri2_loader_extension_old
= {
1445 .base
= { __DRI_DRI2_LOADER
, 2 },
1447 .getBuffers
= dri2_x11_get_buffers
,
1448 .flushFrontBuffer
= dri2_x11_flush_front_buffer
,
1449 .getBuffersWithFormat
= NULL
,
1452 static const __DRIdri2LoaderExtension dri2_loader_extension
= {
1453 .base
= { __DRI_DRI2_LOADER
, 3 },
1455 .getBuffers
= dri2_x11_get_buffers
,
1456 .flushFrontBuffer
= dri2_x11_flush_front_buffer
,
1457 .getBuffersWithFormat
= dri2_x11_get_buffers_with_format
,
1460 static const __DRIextension
*dri2_loader_extensions_old
[] = {
1461 &dri2_loader_extension_old
.base
,
1462 &image_lookup_extension
.base
,
1463 &background_callable_extension
.base
,
1467 static const __DRIextension
*dri2_loader_extensions
[] = {
1468 &dri2_loader_extension
.base
,
1469 &image_lookup_extension
.base
,
1470 &use_invalidate
.base
,
1471 &background_callable_extension
.base
,
1476 dri2_initialize_x11_dri2(_EGLDriver
*drv
, _EGLDisplay
*disp
)
1479 struct dri2_egl_display
*dri2_dpy
;
1481 dri2_dpy
= calloc(1, sizeof *dri2_dpy
);
1483 return _eglError(EGL_BAD_ALLOC
, "eglInitialize");
1486 if (!dri2_get_xcb_connection(drv
, disp
, dri2_dpy
))
1489 if (!dri2_x11_connect(dri2_dpy
))
1492 dev
= _eglAddDevice(dri2_dpy
->fd
, false);
1494 _eglError(EGL_NOT_INITIALIZED
, "DRI2: failed to find EGLDevice");
1500 if (!dri2_load_driver(disp
))
1503 if (dri2_dpy
->dri2_minor
>= 1)
1504 dri2_dpy
->loader_extensions
= dri2_loader_extensions
;
1506 dri2_dpy
->loader_extensions
= dri2_loader_extensions_old
;
1508 dri2_dpy
->swap_available
= (dri2_dpy
->dri2_minor
>= 2);
1509 dri2_dpy
->invalidate_available
= (dri2_dpy
->dri2_minor
>= 3);
1511 if (!dri2_create_screen(disp
))
1514 if (!dri2_setup_extensions(disp
))
1517 dri2_setup_screen(disp
);
1519 dri2_x11_setup_swap_interval(disp
);
1521 disp
->Extensions
.KHR_image_pixmap
= EGL_TRUE
;
1522 disp
->Extensions
.NOK_swap_region
= EGL_TRUE
;
1523 disp
->Extensions
.NOK_texture_from_pixmap
= EGL_TRUE
;
1524 disp
->Extensions
.NV_post_sub_buffer
= EGL_TRUE
;
1525 disp
->Extensions
.CHROMIUM_sync_control
= EGL_TRUE
;
1527 dri2_set_WL_bind_wayland_display(drv
, disp
);
1529 if (!dri2_x11_add_configs_for_visuals(dri2_dpy
, disp
, true))
1532 /* Fill vtbl last to prevent accidentally calling virtual function during
1535 dri2_dpy
->vtbl
= &dri2_x11_display_vtbl
;
1537 _eglLog(_EGL_INFO
, "Using DRI2");
1542 dri2_display_destroy(disp
);
1547 dri2_initialize_x11(_EGLDriver
*drv
, _EGLDisplay
*disp
)
1549 EGLBoolean initialized
= EGL_FALSE
;
1551 if (!disp
->Options
.ForceSoftware
) {
1553 if (!env_var_as_boolean("LIBGL_DRI3_DISABLE", false))
1554 initialized
= dri2_initialize_x11_dri3(drv
, disp
);
1558 initialized
= dri2_initialize_x11_dri2(drv
, disp
);
1562 initialized
= dri2_initialize_x11_swrast(drv
, disp
);
1568 dri2_teardown_x11(struct dri2_egl_display
*dri2_dpy
)
1570 if (dri2_dpy
->own_device
)
1571 xcb_disconnect(dri2_dpy
->conn
);