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>
40 #include "egl_dri2_fallbacks.h"
43 static struct gbm_bo
*
44 lock_front_buffer(struct gbm_surface
*_surf
)
46 struct gbm_dri_surface
*surf
= gbm_dri_surface(_surf
);
47 struct dri2_egl_surface
*dri2_surf
= surf
->dri_private
;
48 struct gbm_dri_device
*device
= gbm_dri_device(_surf
->gbm
);
51 if (dri2_surf
->current
== NULL
) {
52 _eglError(EGL_BAD_SURFACE
, "no front buffer");
56 bo
= dri2_surf
->current
->bo
;
59 dri2_surf
->current
->locked
= true;
60 dri2_surf
->current
= NULL
;
67 release_buffer(struct gbm_surface
*_surf
, struct gbm_bo
*bo
)
69 struct gbm_dri_surface
*surf
= gbm_dri_surface(_surf
);
70 struct dri2_egl_surface
*dri2_surf
= surf
->dri_private
;
72 for (unsigned i
= 0; i
< ARRAY_SIZE(dri2_surf
->color_buffers
); i
++) {
73 if (dri2_surf
->color_buffers
[i
].bo
== bo
) {
74 dri2_surf
->color_buffers
[i
].locked
= false;
81 has_free_buffers(struct gbm_surface
*_surf
)
83 struct gbm_dri_surface
*surf
= gbm_dri_surface(_surf
);
84 struct dri2_egl_surface
*dri2_surf
= surf
->dri_private
;
86 for (unsigned i
= 0; i
< ARRAY_SIZE(dri2_surf
->color_buffers
); i
++)
87 if (!dri2_surf
->color_buffers
[i
].locked
)
94 dri2_drm_config_is_compatible(struct dri2_egl_display
*dri2_dpy
,
95 const __DRIconfig
*config
,
96 struct gbm_surface
*surface
)
98 const struct gbm_dri_visual
*visual
= NULL
;
99 unsigned int red
, green
, blue
, alpha
;
102 /* Check that the EGLConfig being used to render to the surface is
103 * compatible with the surface format. Since mixing ARGB and XRGB of
104 * otherwise-compatible formats is relatively common, explicitly allow
107 dri2_dpy
->core
->getConfigAttrib(config
, __DRI_ATTRIB_RED_MASK
, &red
);
108 dri2_dpy
->core
->getConfigAttrib(config
, __DRI_ATTRIB_GREEN_MASK
, &green
);
109 dri2_dpy
->core
->getConfigAttrib(config
, __DRI_ATTRIB_BLUE_MASK
, &blue
);
110 dri2_dpy
->core
->getConfigAttrib(config
, __DRI_ATTRIB_ALPHA_MASK
, &alpha
);
112 for (i
= 0; i
< dri2_dpy
->gbm_dri
->num_visuals
; i
++) {
113 visual
= &dri2_dpy
->gbm_dri
->visual_table
[i
];
114 if (visual
->gbm_format
== surface
->format
)
118 if (i
== dri2_dpy
->gbm_dri
->num_visuals
)
121 if (red
!= visual
->rgba_masks
.red
||
122 green
!= visual
->rgba_masks
.green
||
123 blue
!= visual
->rgba_masks
.blue
||
124 (alpha
&& visual
->rgba_masks
.alpha
&& alpha
!= visual
->rgba_masks
.alpha
)) {
132 dri2_drm_create_window_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
,
133 _EGLConfig
*conf
, void *native_surface
,
134 const EGLint
*attrib_list
)
136 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
137 struct dri2_egl_config
*dri2_conf
= dri2_egl_config(conf
);
138 struct dri2_egl_surface
*dri2_surf
;
139 struct gbm_surface
*surface
= native_surface
;
140 struct gbm_dri_surface
*surf
;
141 const __DRIconfig
*config
;
145 dri2_surf
= calloc(1, sizeof *dri2_surf
);
147 _eglError(EGL_BAD_ALLOC
, "dri2_create_surface");
151 if (!dri2_init_surface(&dri2_surf
->base
, disp
, EGL_WINDOW_BIT
, conf
,
152 attrib_list
, false, native_surface
))
155 config
= dri2_get_dri_config(dri2_conf
, EGL_WINDOW_BIT
,
156 dri2_surf
->base
.GLColorspace
);
159 _eglError(EGL_BAD_MATCH
, "Unsupported surfacetype/colorspace configuration");
163 if (!dri2_drm_config_is_compatible(dri2_dpy
, config
, surface
)) {
164 _eglError(EGL_BAD_MATCH
, "EGL config not compatible with GBM format");
168 surf
= gbm_dri_surface(surface
);
169 dri2_surf
->gbm_surf
= surf
;
170 dri2_surf
->base
.Width
= surf
->base
.width
;
171 dri2_surf
->base
.Height
= surf
->base
.height
;
172 surf
->dri_private
= dri2_surf
;
174 if (!dri2_create_drawable(dri2_dpy
, config
, dri2_surf
, dri2_surf
->gbm_surf
))
177 return &dri2_surf
->base
;
186 dri2_drm_create_pixmap_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
,
187 _EGLConfig
*conf
, void *native_window
,
188 const EGLint
*attrib_list
)
190 /* From the EGL_MESA_platform_gbm spec, version 5:
192 * It is not valid to call eglCreatePlatformPixmapSurfaceEXT with a <dpy>
193 * that belongs to the GBM platform. Any such call fails and generates
196 _eglError(EGL_BAD_PARAMETER
, "cannot create EGL pixmap surfaces on GBM");
201 dri2_drm_destroy_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*surf
)
203 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
204 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surf
);
206 dri2_dpy
->core
->destroyDrawable(dri2_surf
->dri_drawable
);
208 for (unsigned i
= 0; i
< ARRAY_SIZE(dri2_surf
->color_buffers
); i
++) {
209 if (dri2_surf
->color_buffers
[i
].bo
)
210 gbm_bo_destroy(dri2_surf
->color_buffers
[i
].bo
);
213 dri2_egl_surface_free_local_buffers(dri2_surf
);
215 dri2_fini_surface(surf
);
222 get_back_bo(struct dri2_egl_surface
*dri2_surf
)
224 struct dri2_egl_display
*dri2_dpy
=
225 dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
226 struct gbm_dri_surface
*surf
= dri2_surf
->gbm_surf
;
229 if (dri2_surf
->back
== NULL
) {
230 for (unsigned i
= 0; i
< ARRAY_SIZE(dri2_surf
->color_buffers
); i
++) {
231 if (!dri2_surf
->color_buffers
[i
].locked
&&
232 dri2_surf
->color_buffers
[i
].age
>= age
) {
233 dri2_surf
->back
= &dri2_surf
->color_buffers
[i
];
234 age
= dri2_surf
->color_buffers
[i
].age
;
239 if (dri2_surf
->back
== NULL
)
241 if (dri2_surf
->back
->bo
== NULL
) {
242 if (surf
->base
.modifiers
)
243 dri2_surf
->back
->bo
= gbm_bo_create_with_modifiers(&dri2_dpy
->gbm_dri
->base
,
247 surf
->base
.modifiers
,
250 dri2_surf
->back
->bo
= gbm_bo_create(&dri2_dpy
->gbm_dri
->base
,
257 if (dri2_surf
->back
->bo
== NULL
)
264 get_swrast_front_bo(struct dri2_egl_surface
*dri2_surf
)
266 struct dri2_egl_display
*dri2_dpy
=
267 dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
268 struct gbm_dri_surface
*surf
= dri2_surf
->gbm_surf
;
270 if (dri2_surf
->current
== NULL
) {
271 assert(!dri2_surf
->color_buffers
[0].locked
);
272 dri2_surf
->current
= &dri2_surf
->color_buffers
[0];
275 if (dri2_surf
->current
->bo
== NULL
)
276 dri2_surf
->current
->bo
= gbm_bo_create(&dri2_dpy
->gbm_dri
->base
,
277 surf
->base
.width
, surf
->base
.height
,
278 surf
->base
.format
, surf
->base
.flags
);
279 if (dri2_surf
->current
->bo
== NULL
)
286 back_bo_to_dri_buffer(struct dri2_egl_surface
*dri2_surf
, __DRIbuffer
*buffer
)
288 struct dri2_egl_display
*dri2_dpy
=
289 dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
290 struct gbm_dri_bo
*bo
;
293 bo
= gbm_dri_bo(dri2_surf
->back
->bo
);
295 dri2_dpy
->image
->queryImage(bo
->image
, __DRI_IMAGE_ATTRIB_NAME
, &name
);
296 dri2_dpy
->image
->queryImage(bo
->image
, __DRI_IMAGE_ATTRIB_STRIDE
, &pitch
);
298 buffer
->attachment
= __DRI_BUFFER_BACK_LEFT
;
300 buffer
->pitch
= pitch
;
306 dri2_drm_get_buffers_with_format(__DRIdrawable
*driDrawable
,
307 int *width
, int *height
,
308 unsigned int *attachments
, int count
,
309 int *out_count
, void *loaderPrivate
)
311 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
314 for (i
= 0, j
= 0; i
< 2 * count
; i
+= 2, j
++) {
317 assert(attachments
[i
] < __DRI_BUFFER_COUNT
);
318 assert(j
< ARRAY_SIZE(dri2_surf
->buffers
));
320 switch (attachments
[i
]) {
321 case __DRI_BUFFER_BACK_LEFT
:
322 if (get_back_bo(dri2_surf
) < 0) {
323 _eglError(EGL_BAD_ALLOC
, "failed to allocate color buffer");
326 back_bo_to_dri_buffer(dri2_surf
, &dri2_surf
->buffers
[j
]);
329 local
= dri2_egl_surface_alloc_local_buffer(dri2_surf
, attachments
[i
],
333 _eglError(EGL_BAD_ALLOC
, "failed to allocate local buffer");
336 dri2_surf
->buffers
[j
] = *local
;
345 *width
= dri2_surf
->base
.Width
;
346 *height
= dri2_surf
->base
.Height
;
348 return dri2_surf
->buffers
;
352 dri2_drm_get_buffers(__DRIdrawable
* driDrawable
,
353 int *width
, int *height
,
354 unsigned int *attachments
, int count
,
355 int *out_count
, void *loaderPrivate
)
357 unsigned int *attachments_with_format
;
359 const unsigned int format
= 32;
361 attachments_with_format
= calloc(count
, 2 * sizeof(unsigned int));
362 if (!attachments_with_format
) {
367 for (int i
= 0; i
< count
; ++i
) {
368 attachments_with_format
[2*i
] = attachments
[i
];
369 attachments_with_format
[2*i
+ 1] = format
;
373 dri2_drm_get_buffers_with_format(driDrawable
,
375 attachments_with_format
, count
,
376 out_count
, loaderPrivate
);
378 free(attachments_with_format
);
384 dri2_drm_image_get_buffers(__DRIdrawable
*driDrawable
,
388 uint32_t buffer_mask
,
389 struct __DRIimageList
*buffers
)
391 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
392 struct gbm_dri_bo
*bo
;
394 if (get_back_bo(dri2_surf
) < 0)
397 bo
= gbm_dri_bo(dri2_surf
->back
->bo
);
398 buffers
->image_mask
= __DRI_IMAGE_BUFFER_BACK
;
399 buffers
->back
= bo
->image
;
405 dri2_drm_flush_front_buffer(__DRIdrawable
* driDrawable
, void *loaderPrivate
)
408 (void) loaderPrivate
;
412 dri2_drm_swap_buffers(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*draw
)
414 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
415 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(draw
);
417 if (!dri2_dpy
->flush
) {
418 dri2_dpy
->core
->swapBuffers(dri2_surf
->dri_drawable
);
422 if (dri2_surf
->current
)
423 _eglError(EGL_BAD_SURFACE
, "dri2_swap_buffers");
424 for (unsigned i
= 0; i
< ARRAY_SIZE(dri2_surf
->color_buffers
); i
++)
425 if (dri2_surf
->color_buffers
[i
].age
> 0)
426 dri2_surf
->color_buffers
[i
].age
++;
428 /* Make sure we have a back buffer in case we're swapping without
430 if (get_back_bo(dri2_surf
) < 0)
431 return _eglError(EGL_BAD_ALLOC
, "dri2_swap_buffers");
433 dri2_surf
->current
= dri2_surf
->back
;
434 dri2_surf
->current
->age
= 1;
435 dri2_surf
->back
= NULL
;
437 dri2_flush_drawable_for_swapbuffers(disp
, draw
);
438 dri2_dpy
->flush
->invalidate(dri2_surf
->dri_drawable
);
444 dri2_drm_query_buffer_age(_EGLDriver
*drv
,
445 _EGLDisplay
*disp
, _EGLSurface
*surface
)
447 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surface
);
449 if (get_back_bo(dri2_surf
) < 0) {
450 _eglError(EGL_BAD_ALLOC
, "dri2_query_buffer_age");
454 return dri2_surf
->back
->age
;
458 dri2_drm_create_image_khr_pixmap(_EGLDisplay
*disp
, _EGLContext
*ctx
,
459 EGLClientBuffer buffer
, const EGLint
*attr_list
)
461 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
462 struct gbm_dri_bo
*dri_bo
= gbm_dri_bo((struct gbm_bo
*) buffer
);
463 struct dri2_egl_image
*dri2_img
;
465 dri2_img
= malloc(sizeof *dri2_img
);
467 _eglError(EGL_BAD_ALLOC
, "dri2_create_image_khr_pixmap");
471 _eglInitImage(&dri2_img
->base
, disp
);
473 dri2_img
->dri_image
= dri2_dpy
->image
->dupImage(dri_bo
->image
, dri2_img
);
474 if (dri2_img
->dri_image
== NULL
) {
476 _eglError(EGL_BAD_ALLOC
, "dri2_create_image_khr_pixmap");
480 return &dri2_img
->base
;
484 dri2_drm_create_image_khr(_EGLDriver
*drv
, _EGLDisplay
*disp
,
485 _EGLContext
*ctx
, EGLenum target
,
486 EGLClientBuffer buffer
, const EGLint
*attr_list
)
491 case EGL_NATIVE_PIXMAP_KHR
:
492 return dri2_drm_create_image_khr_pixmap(disp
, ctx
, buffer
, attr_list
);
494 return dri2_create_image_khr(drv
, disp
, ctx
, target
, buffer
, attr_list
);
499 dri2_drm_authenticate(_EGLDisplay
*disp
, uint32_t id
)
501 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
503 return drmAuthMagic(dri2_dpy
->fd
, id
);
507 swrast_put_image2(__DRIdrawable
*driDrawable
,
517 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
519 struct gbm_dri_bo
*bo
;
521 int x_bytes
, width_bytes
;
524 if (op
!= __DRI_SWRAST_IMAGE_OP_DRAW
&&
525 op
!= __DRI_SWRAST_IMAGE_OP_SWAP
)
528 if (get_swrast_front_bo(dri2_surf
) < 0)
531 bo
= gbm_dri_bo(dri2_surf
->current
->bo
);
533 bpp
= gbm_bo_get_bpp(&bo
->base
);
537 x_bytes
= x
* (bpp
>> 3);
538 width_bytes
= width
* (bpp
>> 3);
540 if (gbm_dri_bo_map_dumb(bo
) == NULL
)
543 internal_stride
= bo
->base
.stride
;
545 dst
= bo
->map
+ x_bytes
+ (y
* internal_stride
);
548 for (int i
= 0; i
< height
; i
++) {
549 memcpy(dst
, src
, width_bytes
);
550 dst
+= internal_stride
;
554 gbm_dri_bo_unmap_dumb(bo
);
558 swrast_get_image(__DRIdrawable
*driDrawable
,
566 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
567 int internal_stride
, stride
;
568 struct gbm_dri_bo
*bo
;
570 int x_bytes
, width_bytes
;
573 if (get_swrast_front_bo(dri2_surf
) < 0)
576 bo
= gbm_dri_bo(dri2_surf
->current
->bo
);
578 bpp
= gbm_bo_get_bpp(&bo
->base
);
582 x_bytes
= x
* (bpp
>> 3);
583 width_bytes
= width
* (bpp
>> 3);
585 internal_stride
= bo
->base
.stride
;
586 stride
= width_bytes
;
588 if (gbm_dri_bo_map_dumb(bo
) == NULL
)
592 src
= bo
->map
+ x_bytes
+ (y
* internal_stride
);
594 for (int i
= 0; i
< height
; i
++) {
595 memcpy(dst
, src
, width_bytes
);
597 src
+= internal_stride
;
600 gbm_dri_bo_unmap_dumb(bo
);
604 drm_add_configs_for_visuals(_EGLDriver
*drv
, _EGLDisplay
*disp
)
606 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
607 const struct gbm_dri_visual
*visuals
= dri2_dpy
->gbm_dri
->visual_table
;
608 int num_visuals
= dri2_dpy
->gbm_dri
->num_visuals
;
609 unsigned int format_count
[num_visuals
];
610 unsigned int config_count
= 0;
612 memset(format_count
, 0, num_visuals
* sizeof(unsigned int));
614 for (unsigned i
= 0; dri2_dpy
->driver_configs
[i
]; i
++) {
615 unsigned int red
, green
, blue
, alpha
;
617 dri2_dpy
->core
->getConfigAttrib(dri2_dpy
->driver_configs
[i
],
618 __DRI_ATTRIB_RED_MASK
, &red
);
619 dri2_dpy
->core
->getConfigAttrib(dri2_dpy
->driver_configs
[i
],
620 __DRI_ATTRIB_GREEN_MASK
, &green
);
621 dri2_dpy
->core
->getConfigAttrib(dri2_dpy
->driver_configs
[i
],
622 __DRI_ATTRIB_BLUE_MASK
, &blue
);
623 dri2_dpy
->core
->getConfigAttrib(dri2_dpy
->driver_configs
[i
],
624 __DRI_ATTRIB_ALPHA_MASK
, &alpha
);
626 for (unsigned j
= 0; j
< num_visuals
; j
++) {
627 struct dri2_egl_config
*dri2_conf
;
629 if (visuals
[j
].rgba_masks
.red
!= red
||
630 visuals
[j
].rgba_masks
.green
!= green
||
631 visuals
[j
].rgba_masks
.blue
!= blue
||
632 visuals
[j
].rgba_masks
.alpha
!= alpha
)
635 const EGLint attr_list
[] = {
636 EGL_NATIVE_VISUAL_ID
, visuals
[j
].gbm_format
,
640 dri2_conf
= dri2_add_config(disp
, dri2_dpy
->driver_configs
[i
],
641 config_count
+ 1, EGL_WINDOW_BIT
, attr_list
, NULL
);
643 if (dri2_conf
->base
.ConfigID
== config_count
+ 1)
650 for (unsigned i
= 0; i
< ARRAY_SIZE(format_count
); i
++) {
651 if (!format_count
[i
]) {
652 struct gbm_format_name_desc desc
;
653 _eglLog(_EGL_DEBUG
, "No DRI config supports native format %s",
654 gbm_format_get_name(visuals
[i
].gbm_format
, &desc
));
658 return (config_count
!= 0);
661 static const struct dri2_egl_display_vtbl dri2_drm_display_vtbl
= {
662 .authenticate
= dri2_drm_authenticate
,
663 .create_window_surface
= dri2_drm_create_window_surface
,
664 .create_pixmap_surface
= dri2_drm_create_pixmap_surface
,
665 .create_pbuffer_surface
= dri2_fallback_create_pbuffer_surface
,
666 .destroy_surface
= dri2_drm_destroy_surface
,
667 .create_image
= dri2_drm_create_image_khr
,
668 .swap_buffers
= dri2_drm_swap_buffers
,
669 .swap_buffers_with_damage
= dri2_fallback_swap_buffers_with_damage
,
670 .swap_buffers_region
= dri2_fallback_swap_buffers_region
,
671 .set_damage_region
= dri2_fallback_set_damage_region
,
672 .post_sub_buffer
= dri2_fallback_post_sub_buffer
,
673 .copy_buffers
= dri2_fallback_copy_buffers
,
674 .query_buffer_age
= dri2_drm_query_buffer_age
,
675 .create_wayland_buffer_from_image
= dri2_fallback_create_wayland_buffer_from_image
,
676 .get_sync_values
= dri2_fallback_get_sync_values
,
677 .get_dri_drawable
= dri2_surface_get_dri_drawable
,
681 dri2_initialize_drm(_EGLDriver
*drv
, _EGLDisplay
*disp
)
684 struct dri2_egl_display
*dri2_dpy
;
685 struct gbm_device
*gbm
;
688 /* Not supported yet */
689 if (disp
->Options
.ForceSoftware
)
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
= fcntl(gbm_device_get_fd(gbm
), F_DUPFD_CLOEXEC
, 3);
713 if (dri2_dpy
->fd
< 0) {
714 err
= "DRI2: failed to fcntl() existing gbm device";
719 if (strcmp(gbm_device_get_backend_name(gbm
), "drm") != 0) {
720 err
= "DRI2: gbm device using incorrect/incompatible backend";
724 dev
= _eglAddDevice(dri2_dpy
->fd
, false);
726 err
= "DRI2: failed to find EGLDevice";
732 dri2_dpy
->gbm_dri
= gbm_dri_device(gbm
);
733 dri2_dpy
->driver_name
= strdup(dri2_dpy
->gbm_dri
->driver_name
);
735 dri2_dpy
->dri_screen
= dri2_dpy
->gbm_dri
->screen
;
736 dri2_dpy
->core
= dri2_dpy
->gbm_dri
->core
;
737 dri2_dpy
->dri2
= dri2_dpy
->gbm_dri
->dri2
;
738 dri2_dpy
->swrast
= dri2_dpy
->gbm_dri
->swrast
;
739 dri2_dpy
->driver_configs
= dri2_dpy
->gbm_dri
->driver_configs
;
741 dri2_dpy
->gbm_dri
->lookup_image
= dri2_lookup_egl_image
;
742 dri2_dpy
->gbm_dri
->lookup_user_data
= disp
;
744 dri2_dpy
->gbm_dri
->get_buffers
= dri2_drm_get_buffers
;
745 dri2_dpy
->gbm_dri
->flush_front_buffer
= dri2_drm_flush_front_buffer
;
746 dri2_dpy
->gbm_dri
->get_buffers_with_format
= dri2_drm_get_buffers_with_format
;
747 dri2_dpy
->gbm_dri
->image_get_buffers
= dri2_drm_image_get_buffers
;
748 dri2_dpy
->gbm_dri
->swrast_put_image2
= swrast_put_image2
;
749 dri2_dpy
->gbm_dri
->swrast_get_image
= swrast_get_image
;
751 dri2_dpy
->gbm_dri
->base
.surface_lock_front_buffer
= lock_front_buffer
;
752 dri2_dpy
->gbm_dri
->base
.surface_release_buffer
= release_buffer
;
753 dri2_dpy
->gbm_dri
->base
.surface_has_free_buffers
= has_free_buffers
;
755 if (!dri2_setup_extensions(disp
)) {
756 err
= "DRI2: failed to find required DRI extensions";
760 dri2_setup_screen(disp
);
762 if (!drm_add_configs_for_visuals(drv
, disp
)) {
763 err
= "DRI2: failed to add configs";
767 disp
->Extensions
.KHR_image_pixmap
= EGL_TRUE
;
769 disp
->Extensions
.EXT_buffer_age
= EGL_TRUE
;
771 #ifdef HAVE_WAYLAND_PLATFORM
772 dri2_dpy
->device_name
= loader_get_device_name_for_fd(dri2_dpy
->fd
);
774 dri2_set_WL_bind_wayland_display(drv
, disp
);
776 /* Fill vtbl last to prevent accidentally calling virtual function during
779 dri2_dpy
->vtbl
= &dri2_drm_display_vtbl
;
784 dri2_display_destroy(disp
);
785 return _eglError(EGL_NOT_INITIALIZED
, err
);
789 dri2_teardown_drm(struct dri2_egl_display
*dri2_dpy
)
791 if (dri2_dpy
->own_device
)
792 gbm_device_destroy(&dri2_dpy
->gbm_dri
->base
);