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>
34 #include <sys/types.h>
39 #include "util/os_file.h"
44 static struct gbm_bo
*
45 lock_front_buffer(struct gbm_surface
*_surf
)
47 struct gbm_dri_surface
*surf
= gbm_dri_surface(_surf
);
48 struct dri2_egl_surface
*dri2_surf
= surf
->dri_private
;
49 struct gbm_dri_device
*device
= gbm_dri_device(_surf
->gbm
);
52 if (dri2_surf
->current
== NULL
) {
53 _eglError(EGL_BAD_SURFACE
, "no front buffer");
57 bo
= dri2_surf
->current
->bo
;
60 dri2_surf
->current
->locked
= true;
61 dri2_surf
->current
= NULL
;
68 release_buffer(struct gbm_surface
*_surf
, struct gbm_bo
*bo
)
70 struct gbm_dri_surface
*surf
= gbm_dri_surface(_surf
);
71 struct dri2_egl_surface
*dri2_surf
= surf
->dri_private
;
73 for (unsigned i
= 0; i
< ARRAY_SIZE(dri2_surf
->color_buffers
); i
++) {
74 if (dri2_surf
->color_buffers
[i
].bo
== bo
) {
75 dri2_surf
->color_buffers
[i
].locked
= false;
82 has_free_buffers(struct gbm_surface
*_surf
)
84 struct gbm_dri_surface
*surf
= gbm_dri_surface(_surf
);
85 struct dri2_egl_surface
*dri2_surf
= surf
->dri_private
;
87 for (unsigned i
= 0; i
< ARRAY_SIZE(dri2_surf
->color_buffers
); i
++)
88 if (!dri2_surf
->color_buffers
[i
].locked
)
95 dri2_drm_config_is_compatible(struct dri2_egl_display
*dri2_dpy
,
96 const __DRIconfig
*config
,
97 struct gbm_surface
*surface
)
99 const struct gbm_dri_visual
*visual
= NULL
;
101 unsigned int sizes
[4];
105 /* Check that the EGLConfig being used to render to the surface is
106 * compatible with the surface format. Since mixing ARGB and XRGB of
107 * otherwise-compatible formats is relatively common, explicitly allow
110 dri2_get_shifts_and_sizes(dri2_dpy
->core
, config
, shifts
, sizes
);
112 dri2_get_render_type_float(dri2_dpy
->core
, config
, &is_float
);
114 for (i
= 0; i
< dri2_dpy
->gbm_dri
->num_visuals
; i
++) {
115 visual
= &dri2_dpy
->gbm_dri
->visual_table
[i
];
116 if (visual
->gbm_format
== surface
->format
)
120 if (i
== dri2_dpy
->gbm_dri
->num_visuals
)
123 if (shifts
[0] != visual
->rgba_shifts
.red
||
124 shifts
[1] != visual
->rgba_shifts
.green
||
125 shifts
[2] != visual
->rgba_shifts
.blue
||
126 (shifts
[3] > -1 && visual
->rgba_shifts
.alpha
> -1 &&
127 shifts
[3] != visual
->rgba_shifts
.alpha
) ||
128 sizes
[0] != visual
->rgba_sizes
.red
||
129 sizes
[1] != visual
->rgba_sizes
.green
||
130 sizes
[2] != visual
->rgba_sizes
.blue
||
131 (sizes
[3] > 0 && visual
->rgba_sizes
.alpha
> 0 &&
132 sizes
[3] != visual
->rgba_sizes
.alpha
) ||
133 is_float
!= visual
->is_float
) {
141 dri2_drm_create_window_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
,
142 _EGLConfig
*conf
, void *native_surface
,
143 const EGLint
*attrib_list
)
145 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
146 struct dri2_egl_config
*dri2_conf
= dri2_egl_config(conf
);
147 struct dri2_egl_surface
*dri2_surf
;
148 struct gbm_surface
*surface
= native_surface
;
149 struct gbm_dri_surface
*surf
;
150 const __DRIconfig
*config
;
154 dri2_surf
= calloc(1, sizeof *dri2_surf
);
156 _eglError(EGL_BAD_ALLOC
, "dri2_create_surface");
160 if (!dri2_init_surface(&dri2_surf
->base
, disp
, EGL_WINDOW_BIT
, conf
,
161 attrib_list
, false, native_surface
))
164 config
= dri2_get_dri_config(dri2_conf
, EGL_WINDOW_BIT
,
165 dri2_surf
->base
.GLColorspace
);
168 _eglError(EGL_BAD_MATCH
, "Unsupported surfacetype/colorspace configuration");
172 if (!dri2_drm_config_is_compatible(dri2_dpy
, config
, surface
)) {
173 _eglError(EGL_BAD_MATCH
, "EGL config not compatible with GBM format");
177 surf
= gbm_dri_surface(surface
);
178 dri2_surf
->gbm_surf
= surf
;
179 dri2_surf
->base
.Width
= surf
->base
.width
;
180 dri2_surf
->base
.Height
= surf
->base
.height
;
181 surf
->dri_private
= dri2_surf
;
183 if (!dri2_create_drawable(dri2_dpy
, config
, dri2_surf
, dri2_surf
->gbm_surf
))
186 return &dri2_surf
->base
;
195 dri2_drm_create_pixmap_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
,
196 _EGLConfig
*conf
, void *native_window
,
197 const EGLint
*attrib_list
)
199 /* From the EGL_MESA_platform_gbm spec, version 5:
201 * It is not valid to call eglCreatePlatformPixmapSurfaceEXT with a <dpy>
202 * that belongs to the GBM platform. Any such call fails and generates
205 _eglError(EGL_BAD_PARAMETER
, "cannot create EGL pixmap surfaces on GBM");
210 dri2_drm_destroy_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*surf
)
212 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
213 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surf
);
215 dri2_dpy
->core
->destroyDrawable(dri2_surf
->dri_drawable
);
217 for (unsigned i
= 0; i
< ARRAY_SIZE(dri2_surf
->color_buffers
); i
++) {
218 if (dri2_surf
->color_buffers
[i
].bo
)
219 gbm_bo_destroy(dri2_surf
->color_buffers
[i
].bo
);
222 dri2_egl_surface_free_local_buffers(dri2_surf
);
224 dri2_fini_surface(surf
);
231 get_back_bo(struct dri2_egl_surface
*dri2_surf
)
233 struct dri2_egl_display
*dri2_dpy
=
234 dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
235 struct gbm_dri_surface
*surf
= dri2_surf
->gbm_surf
;
238 if (dri2_surf
->back
== NULL
) {
239 for (unsigned i
= 0; i
< ARRAY_SIZE(dri2_surf
->color_buffers
); i
++) {
240 if (!dri2_surf
->color_buffers
[i
].locked
&&
241 dri2_surf
->color_buffers
[i
].age
>= age
) {
242 dri2_surf
->back
= &dri2_surf
->color_buffers
[i
];
243 age
= dri2_surf
->color_buffers
[i
].age
;
248 if (dri2_surf
->back
== NULL
)
250 if (dri2_surf
->back
->bo
== NULL
) {
251 if (surf
->base
.modifiers
)
252 dri2_surf
->back
->bo
= gbm_bo_create_with_modifiers(&dri2_dpy
->gbm_dri
->base
,
256 surf
->base
.modifiers
,
259 dri2_surf
->back
->bo
= gbm_bo_create(&dri2_dpy
->gbm_dri
->base
,
266 if (dri2_surf
->back
->bo
== NULL
)
273 get_swrast_front_bo(struct dri2_egl_surface
*dri2_surf
)
275 struct dri2_egl_display
*dri2_dpy
=
276 dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
277 struct gbm_dri_surface
*surf
= dri2_surf
->gbm_surf
;
279 if (dri2_surf
->current
== NULL
) {
280 assert(!dri2_surf
->color_buffers
[0].locked
);
281 dri2_surf
->current
= &dri2_surf
->color_buffers
[0];
284 if (dri2_surf
->current
->bo
== NULL
)
285 dri2_surf
->current
->bo
= gbm_bo_create(&dri2_dpy
->gbm_dri
->base
,
286 surf
->base
.width
, surf
->base
.height
,
287 surf
->base
.format
, surf
->base
.flags
);
288 if (dri2_surf
->current
->bo
== NULL
)
295 back_bo_to_dri_buffer(struct dri2_egl_surface
*dri2_surf
, __DRIbuffer
*buffer
)
297 struct dri2_egl_display
*dri2_dpy
=
298 dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
299 struct gbm_dri_bo
*bo
;
302 bo
= gbm_dri_bo(dri2_surf
->back
->bo
);
304 dri2_dpy
->image
->queryImage(bo
->image
, __DRI_IMAGE_ATTRIB_NAME
, &name
);
305 dri2_dpy
->image
->queryImage(bo
->image
, __DRI_IMAGE_ATTRIB_STRIDE
, &pitch
);
307 buffer
->attachment
= __DRI_BUFFER_BACK_LEFT
;
309 buffer
->pitch
= pitch
;
315 dri2_drm_get_buffers_with_format(__DRIdrawable
*driDrawable
,
316 int *width
, int *height
,
317 unsigned int *attachments
, int count
,
318 int *out_count
, void *loaderPrivate
)
320 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
323 for (i
= 0, j
= 0; i
< 2 * count
; i
+= 2, j
++) {
326 assert(attachments
[i
] < __DRI_BUFFER_COUNT
);
327 assert(j
< ARRAY_SIZE(dri2_surf
->buffers
));
329 switch (attachments
[i
]) {
330 case __DRI_BUFFER_BACK_LEFT
:
331 if (get_back_bo(dri2_surf
) < 0) {
332 _eglError(EGL_BAD_ALLOC
, "failed to allocate color buffer");
335 back_bo_to_dri_buffer(dri2_surf
, &dri2_surf
->buffers
[j
]);
338 local
= dri2_egl_surface_alloc_local_buffer(dri2_surf
, attachments
[i
],
342 _eglError(EGL_BAD_ALLOC
, "failed to allocate local buffer");
345 dri2_surf
->buffers
[j
] = *local
;
354 *width
= dri2_surf
->base
.Width
;
355 *height
= dri2_surf
->base
.Height
;
357 return dri2_surf
->buffers
;
361 dri2_drm_get_buffers(__DRIdrawable
* driDrawable
,
362 int *width
, int *height
,
363 unsigned int *attachments
, int count
,
364 int *out_count
, void *loaderPrivate
)
366 unsigned int *attachments_with_format
;
368 const unsigned int format
= 32;
370 attachments_with_format
= calloc(count
, 2 * sizeof(unsigned int));
371 if (!attachments_with_format
) {
376 for (int i
= 0; i
< count
; ++i
) {
377 attachments_with_format
[2*i
] = attachments
[i
];
378 attachments_with_format
[2*i
+ 1] = format
;
382 dri2_drm_get_buffers_with_format(driDrawable
,
384 attachments_with_format
, count
,
385 out_count
, loaderPrivate
);
387 free(attachments_with_format
);
393 dri2_drm_image_get_buffers(__DRIdrawable
*driDrawable
,
397 uint32_t buffer_mask
,
398 struct __DRIimageList
*buffers
)
400 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
401 struct gbm_dri_bo
*bo
;
403 if (get_back_bo(dri2_surf
) < 0)
406 bo
= gbm_dri_bo(dri2_surf
->back
->bo
);
407 buffers
->image_mask
= __DRI_IMAGE_BUFFER_BACK
;
408 buffers
->back
= bo
->image
;
414 dri2_drm_flush_front_buffer(__DRIdrawable
* driDrawable
, void *loaderPrivate
)
417 (void) loaderPrivate
;
421 dri2_drm_swap_buffers(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*draw
)
423 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
424 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(draw
);
426 if (!dri2_dpy
->flush
) {
427 dri2_dpy
->core
->swapBuffers(dri2_surf
->dri_drawable
);
431 if (dri2_surf
->current
)
432 _eglError(EGL_BAD_SURFACE
, "dri2_swap_buffers");
433 for (unsigned i
= 0; i
< ARRAY_SIZE(dri2_surf
->color_buffers
); i
++)
434 if (dri2_surf
->color_buffers
[i
].age
> 0)
435 dri2_surf
->color_buffers
[i
].age
++;
437 /* Make sure we have a back buffer in case we're swapping without
439 if (get_back_bo(dri2_surf
) < 0)
440 return _eglError(EGL_BAD_ALLOC
, "dri2_swap_buffers");
442 dri2_surf
->current
= dri2_surf
->back
;
443 dri2_surf
->current
->age
= 1;
444 dri2_surf
->back
= NULL
;
446 dri2_flush_drawable_for_swapbuffers(disp
, draw
);
447 dri2_dpy
->flush
->invalidate(dri2_surf
->dri_drawable
);
453 dri2_drm_query_buffer_age(_EGLDriver
*drv
,
454 _EGLDisplay
*disp
, _EGLSurface
*surface
)
456 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surface
);
458 if (get_back_bo(dri2_surf
) < 0) {
459 _eglError(EGL_BAD_ALLOC
, "dri2_query_buffer_age");
463 return dri2_surf
->back
->age
;
467 dri2_drm_create_image_khr_pixmap(_EGLDisplay
*disp
, _EGLContext
*ctx
,
468 EGLClientBuffer buffer
, const EGLint
*attr_list
)
470 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
471 struct gbm_dri_bo
*dri_bo
= gbm_dri_bo((struct gbm_bo
*) buffer
);
472 struct dri2_egl_image
*dri2_img
;
474 dri2_img
= malloc(sizeof *dri2_img
);
476 _eglError(EGL_BAD_ALLOC
, "dri2_create_image_khr_pixmap");
480 _eglInitImage(&dri2_img
->base
, disp
);
482 dri2_img
->dri_image
= dri2_dpy
->image
->dupImage(dri_bo
->image
, dri2_img
);
483 if (dri2_img
->dri_image
== NULL
) {
485 _eglError(EGL_BAD_ALLOC
, "dri2_create_image_khr_pixmap");
489 return &dri2_img
->base
;
493 dri2_drm_create_image_khr(_EGLDriver
*drv
, _EGLDisplay
*disp
,
494 _EGLContext
*ctx
, EGLenum target
,
495 EGLClientBuffer buffer
, const EGLint
*attr_list
)
500 case EGL_NATIVE_PIXMAP_KHR
:
501 return dri2_drm_create_image_khr_pixmap(disp
, ctx
, buffer
, attr_list
);
503 return dri2_create_image_khr(drv
, disp
, ctx
, target
, buffer
, attr_list
);
508 dri2_drm_authenticate(_EGLDisplay
*disp
, uint32_t id
)
510 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
512 return drmAuthMagic(dri2_dpy
->fd
, id
);
516 swrast_put_image2(__DRIdrawable
*driDrawable
,
526 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
528 struct gbm_dri_bo
*bo
;
530 int x_bytes
, width_bytes
;
533 if (op
!= __DRI_SWRAST_IMAGE_OP_DRAW
&&
534 op
!= __DRI_SWRAST_IMAGE_OP_SWAP
)
537 if (get_swrast_front_bo(dri2_surf
) < 0)
540 bo
= gbm_dri_bo(dri2_surf
->current
->bo
);
542 bpp
= gbm_bo_get_bpp(&bo
->base
);
546 x_bytes
= x
* (bpp
>> 3);
547 width_bytes
= width
* (bpp
>> 3);
549 if (gbm_dri_bo_map_dumb(bo
) == NULL
)
552 internal_stride
= bo
->base
.stride
;
554 dst
= bo
->map
+ x_bytes
+ (y
* internal_stride
);
557 for (int i
= 0; i
< height
; i
++) {
558 memcpy(dst
, src
, width_bytes
);
559 dst
+= internal_stride
;
563 gbm_dri_bo_unmap_dumb(bo
);
567 swrast_get_image(__DRIdrawable
*driDrawable
,
575 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
576 int internal_stride
, stride
;
577 struct gbm_dri_bo
*bo
;
579 int x_bytes
, width_bytes
;
582 if (get_swrast_front_bo(dri2_surf
) < 0)
585 bo
= gbm_dri_bo(dri2_surf
->current
->bo
);
587 bpp
= gbm_bo_get_bpp(&bo
->base
);
591 x_bytes
= x
* (bpp
>> 3);
592 width_bytes
= width
* (bpp
>> 3);
594 internal_stride
= bo
->base
.stride
;
595 stride
= width_bytes
;
597 if (gbm_dri_bo_map_dumb(bo
) == NULL
)
601 src
= bo
->map
+ x_bytes
+ (y
* internal_stride
);
603 for (int i
= 0; i
< height
; i
++) {
604 memcpy(dst
, src
, width_bytes
);
606 src
+= internal_stride
;
609 gbm_dri_bo_unmap_dumb(bo
);
613 drm_add_configs_for_visuals(_EGLDriver
*drv
, _EGLDisplay
*disp
)
615 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
616 const struct gbm_dri_visual
*visuals
= dri2_dpy
->gbm_dri
->visual_table
;
617 int num_visuals
= dri2_dpy
->gbm_dri
->num_visuals
;
618 unsigned int format_count
[num_visuals
];
619 unsigned int config_count
= 0;
621 memset(format_count
, 0, num_visuals
* sizeof(unsigned int));
623 for (unsigned i
= 0; dri2_dpy
->driver_configs
[i
]; i
++) {
624 const __DRIconfig
*config
= dri2_dpy
->driver_configs
[i
];
626 unsigned int sizes
[4];
629 dri2_get_shifts_and_sizes(dri2_dpy
->core
, config
, shifts
, sizes
);
631 dri2_get_render_type_float(dri2_dpy
->core
, config
, &is_float
);
633 for (unsigned j
= 0; j
< num_visuals
; j
++) {
634 struct dri2_egl_config
*dri2_conf
;
636 if (visuals
[j
].rgba_shifts
.red
!= shifts
[0] ||
637 visuals
[j
].rgba_shifts
.green
!= shifts
[1] ||
638 visuals
[j
].rgba_shifts
.blue
!= shifts
[2] ||
639 visuals
[j
].rgba_shifts
.alpha
!= shifts
[3] ||
640 visuals
[j
].rgba_sizes
.red
!= sizes
[0] ||
641 visuals
[j
].rgba_sizes
.green
!= sizes
[1] ||
642 visuals
[j
].rgba_sizes
.blue
!= sizes
[2] ||
643 visuals
[j
].rgba_sizes
.alpha
!= sizes
[3] ||
644 visuals
[j
].is_float
!= is_float
)
647 const EGLint attr_list
[] = {
648 EGL_NATIVE_VISUAL_ID
, visuals
[j
].gbm_format
,
652 dri2_conf
= dri2_add_config(disp
, dri2_dpy
->driver_configs
[i
],
653 config_count
+ 1, EGL_WINDOW_BIT
, attr_list
, NULL
, NULL
);
655 if (dri2_conf
->base
.ConfigID
== config_count
+ 1)
662 for (unsigned i
= 0; i
< ARRAY_SIZE(format_count
); i
++) {
663 if (!format_count
[i
]) {
664 struct gbm_format_name_desc desc
;
665 _eglLog(_EGL_DEBUG
, "No DRI config supports native format %s",
666 gbm_format_get_name(visuals
[i
].gbm_format
, &desc
));
670 return (config_count
!= 0);
673 static const struct dri2_egl_display_vtbl dri2_drm_display_vtbl
= {
674 .authenticate
= dri2_drm_authenticate
,
675 .create_window_surface
= dri2_drm_create_window_surface
,
676 .create_pixmap_surface
= dri2_drm_create_pixmap_surface
,
677 .destroy_surface
= dri2_drm_destroy_surface
,
678 .create_image
= dri2_drm_create_image_khr
,
679 .swap_buffers
= dri2_drm_swap_buffers
,
680 .query_buffer_age
= dri2_drm_query_buffer_age
,
681 .get_dri_drawable
= dri2_surface_get_dri_drawable
,
685 dri2_initialize_drm(_EGLDriver
*drv
, _EGLDisplay
*disp
)
688 struct dri2_egl_display
*dri2_dpy
;
689 struct gbm_device
*gbm
;
692 dri2_dpy
= calloc(1, sizeof *dri2_dpy
);
694 return _eglError(EGL_BAD_ALLOC
, "eglInitialize");
697 disp
->DriverData
= (void *) dri2_dpy
;
699 gbm
= disp
->PlatformDisplay
;
702 int n
= snprintf(buf
, sizeof(buf
), DRM_DEV_NAME
, DRM_DIR_NAME
, 0);
703 if (n
!= -1 && n
< sizeof(buf
))
704 dri2_dpy
->fd
= loader_open_device(buf
);
705 gbm
= gbm_create_device(dri2_dpy
->fd
);
707 err
= "DRI2: failed to create gbm device";
710 dri2_dpy
->own_device
= true;
712 dri2_dpy
->fd
= os_dupfd_cloexec(gbm_device_get_fd(gbm
));
713 if (dri2_dpy
->fd
< 0) {
714 err
= "DRI2: failed to fcntl() existing gbm device";
718 dri2_dpy
->gbm_dri
= gbm_dri_device(gbm
);
720 if (strcmp(gbm_device_get_backend_name(gbm
), "drm") != 0) {
721 err
= "DRI2: gbm device using incorrect/incompatible backend";
725 dev
= _eglAddDevice(dri2_dpy
->fd
, disp
->Options
.ForceSoftware
);
727 err
= "DRI2: failed to find EGLDevice";
733 dri2_dpy
->driver_name
= strdup(dri2_dpy
->gbm_dri
->driver_name
);
734 dri2_dpy
->is_render_node
= drmGetNodeTypeFromFd(dri2_dpy
->fd
) == DRM_NODE_RENDER
;
736 /* render nodes cannot use Gem names, and thus do not support
737 * the __DRI_DRI2_LOADER extension */
738 if (!dri2_dpy
->is_render_node
) {
739 if (!dri2_load_driver(disp
)) {
740 err
= "DRI2: failed to load driver";
744 if (!dri2_load_driver_dri3(disp
)) {
745 err
= "DRI3: failed to load driver";
750 dri2_dpy
->dri_screen
= dri2_dpy
->gbm_dri
->screen
;
751 dri2_dpy
->core
= dri2_dpy
->gbm_dri
->core
;
752 dri2_dpy
->dri2
= dri2_dpy
->gbm_dri
->dri2
;
753 dri2_dpy
->swrast
= dri2_dpy
->gbm_dri
->swrast
;
754 dri2_dpy
->driver_configs
= dri2_dpy
->gbm_dri
->driver_configs
;
756 dri2_dpy
->gbm_dri
->lookup_image
= dri2_lookup_egl_image
;
757 dri2_dpy
->gbm_dri
->lookup_user_data
= disp
;
759 dri2_dpy
->gbm_dri
->get_buffers
= dri2_drm_get_buffers
;
760 dri2_dpy
->gbm_dri
->flush_front_buffer
= dri2_drm_flush_front_buffer
;
761 dri2_dpy
->gbm_dri
->get_buffers_with_format
= dri2_drm_get_buffers_with_format
;
762 dri2_dpy
->gbm_dri
->image_get_buffers
= dri2_drm_image_get_buffers
;
763 dri2_dpy
->gbm_dri
->swrast_put_image2
= swrast_put_image2
;
764 dri2_dpy
->gbm_dri
->swrast_get_image
= swrast_get_image
;
766 dri2_dpy
->gbm_dri
->base
.surface_lock_front_buffer
= lock_front_buffer
;
767 dri2_dpy
->gbm_dri
->base
.surface_release_buffer
= release_buffer
;
768 dri2_dpy
->gbm_dri
->base
.surface_has_free_buffers
= has_free_buffers
;
770 if (!dri2_setup_extensions(disp
)) {
771 err
= "DRI2: failed to find required DRI extensions";
775 dri2_setup_screen(disp
);
777 if (!drm_add_configs_for_visuals(drv
, disp
)) {
778 err
= "DRI2: failed to add configs";
782 disp
->Extensions
.KHR_image_pixmap
= EGL_TRUE
;
784 disp
->Extensions
.EXT_buffer_age
= EGL_TRUE
;
786 #ifdef HAVE_WAYLAND_PLATFORM
787 dri2_dpy
->device_name
= loader_get_device_name_for_fd(dri2_dpy
->fd
);
789 dri2_set_WL_bind_wayland_display(drv
, disp
);
791 /* Fill vtbl last to prevent accidentally calling virtual function during
794 dri2_dpy
->vtbl
= &dri2_drm_display_vtbl
;
799 dri2_display_destroy(disp
);
800 return _eglError(EGL_NOT_INITIALIZED
, err
);
804 dri2_teardown_drm(struct dri2_egl_display
*dri2_dpy
)
806 if (dri2_dpy
->own_device
)
807 gbm_device_destroy(&dri2_dpy
->gbm_dri
->base
);