2 * Copyright © 2010 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>
28 #define WL_HIDE_DEPRECATED
41 #include <drm_fourcc.h>
44 #include <GL/internal/dri_interface.h>
45 #include <sys/types.h>
48 #ifdef HAVE_WAYLAND_PLATFORM
49 #include "wayland-drm.h"
50 #include "wayland-drm-client-protocol.h"
54 #include "../util/u_atomic.h"
56 const __DRIuseInvalidateExtension use_invalidate
= {
57 .base
= { __DRI_USE_INVALIDATE
, 1 }
60 EGLint dri2_to_egl_attribute_map
[] = {
62 EGL_BUFFER_SIZE
, /* __DRI_ATTRIB_BUFFER_SIZE */
63 EGL_LEVEL
, /* __DRI_ATTRIB_LEVEL */
64 EGL_RED_SIZE
, /* __DRI_ATTRIB_RED_SIZE */
65 EGL_GREEN_SIZE
, /* __DRI_ATTRIB_GREEN_SIZE */
66 EGL_BLUE_SIZE
, /* __DRI_ATTRIB_BLUE_SIZE */
67 EGL_LUMINANCE_SIZE
, /* __DRI_ATTRIB_LUMINANCE_SIZE */
68 EGL_ALPHA_SIZE
, /* __DRI_ATTRIB_ALPHA_SIZE */
69 0, /* __DRI_ATTRIB_ALPHA_MASK_SIZE */
70 EGL_DEPTH_SIZE
, /* __DRI_ATTRIB_DEPTH_SIZE */
71 EGL_STENCIL_SIZE
, /* __DRI_ATTRIB_STENCIL_SIZE */
72 0, /* __DRI_ATTRIB_ACCUM_RED_SIZE */
73 0, /* __DRI_ATTRIB_ACCUM_GREEN_SIZE */
74 0, /* __DRI_ATTRIB_ACCUM_BLUE_SIZE */
75 0, /* __DRI_ATTRIB_ACCUM_ALPHA_SIZE */
76 EGL_SAMPLE_BUFFERS
, /* __DRI_ATTRIB_SAMPLE_BUFFERS */
77 EGL_SAMPLES
, /* __DRI_ATTRIB_SAMPLES */
78 0, /* __DRI_ATTRIB_RENDER_TYPE, */
79 0, /* __DRI_ATTRIB_CONFIG_CAVEAT */
80 0, /* __DRI_ATTRIB_CONFORMANT */
81 0, /* __DRI_ATTRIB_DOUBLE_BUFFER */
82 0, /* __DRI_ATTRIB_STEREO */
83 0, /* __DRI_ATTRIB_AUX_BUFFERS */
84 0, /* __DRI_ATTRIB_TRANSPARENT_TYPE */
85 0, /* __DRI_ATTRIB_TRANSPARENT_INDEX_VALUE */
86 0, /* __DRI_ATTRIB_TRANSPARENT_RED_VALUE */
87 0, /* __DRI_ATTRIB_TRANSPARENT_GREEN_VALUE */
88 0, /* __DRI_ATTRIB_TRANSPARENT_BLUE_VALUE */
89 0, /* __DRI_ATTRIB_TRANSPARENT_ALPHA_VALUE */
90 0, /* __DRI_ATTRIB_FLOAT_MODE (deprecated) */
91 0, /* __DRI_ATTRIB_RED_MASK */
92 0, /* __DRI_ATTRIB_GREEN_MASK */
93 0, /* __DRI_ATTRIB_BLUE_MASK */
94 0, /* __DRI_ATTRIB_ALPHA_MASK */
95 EGL_MAX_PBUFFER_WIDTH
, /* __DRI_ATTRIB_MAX_PBUFFER_WIDTH */
96 EGL_MAX_PBUFFER_HEIGHT
, /* __DRI_ATTRIB_MAX_PBUFFER_HEIGHT */
97 EGL_MAX_PBUFFER_PIXELS
, /* __DRI_ATTRIB_MAX_PBUFFER_PIXELS */
98 0, /* __DRI_ATTRIB_OPTIMAL_PBUFFER_WIDTH */
99 0, /* __DRI_ATTRIB_OPTIMAL_PBUFFER_HEIGHT */
100 0, /* __DRI_ATTRIB_VISUAL_SELECT_GROUP */
101 0, /* __DRI_ATTRIB_SWAP_METHOD */
102 EGL_MAX_SWAP_INTERVAL
, /* __DRI_ATTRIB_MAX_SWAP_INTERVAL */
103 EGL_MIN_SWAP_INTERVAL
, /* __DRI_ATTRIB_MIN_SWAP_INTERVAL */
104 0, /* __DRI_ATTRIB_BIND_TO_TEXTURE_RGB */
105 0, /* __DRI_ATTRIB_BIND_TO_TEXTURE_RGBA */
106 0, /* __DRI_ATTRIB_BIND_TO_MIPMAP_TEXTURE */
107 0, /* __DRI_ATTRIB_BIND_TO_TEXTURE_TARGETS */
108 EGL_Y_INVERTED_NOK
, /* __DRI_ATTRIB_YINVERTED */
109 0, /* __DRI_ATTRIB_FRAMEBUFFER_SRGB_CAPABLE */
113 dri2_match_config(const _EGLConfig
*conf
, const _EGLConfig
*criteria
)
115 if (_eglCompareConfigs(conf
, criteria
, NULL
, EGL_FALSE
) != 0)
118 if (!_eglMatchConfig(conf
, criteria
))
124 struct dri2_egl_config
*
125 dri2_add_config(_EGLDisplay
*disp
, const __DRIconfig
*dri_config
, int id
,
126 EGLint surface_type
, const EGLint
*attr_list
,
127 const unsigned int *rgba_masks
)
129 struct dri2_egl_config
*conf
;
130 struct dri2_egl_display
*dri2_dpy
;
132 unsigned int attrib
, value
, double_buffer
;
133 EGLint key
, bind_to_texture_rgb
, bind_to_texture_rgba
;
134 unsigned int dri_masks
[4] = { 0, 0, 0, 0 };
135 _EGLConfig
*matching_config
;
136 EGLint num_configs
= 0;
140 dri2_dpy
= disp
->DriverData
;
141 _eglInitConfig(&base
, disp
, id
);
145 bind_to_texture_rgb
= 0;
146 bind_to_texture_rgba
= 0;
148 while (dri2_dpy
->core
->indexConfigAttrib(dri_config
, i
++, &attrib
, &value
)) {
150 case __DRI_ATTRIB_RENDER_TYPE
:
151 if (value
& __DRI_ATTRIB_RGBA_BIT
)
152 value
= EGL_RGB_BUFFER
;
153 else if (value
& __DRI_ATTRIB_LUMINANCE_BIT
)
154 value
= EGL_LUMINANCE_BUFFER
;
157 _eglSetConfigKey(&base
, EGL_COLOR_BUFFER_TYPE
, value
);
160 case __DRI_ATTRIB_CONFIG_CAVEAT
:
161 if (value
& __DRI_ATTRIB_NON_CONFORMANT_CONFIG
)
162 value
= EGL_NON_CONFORMANT_CONFIG
;
163 else if (value
& __DRI_ATTRIB_SLOW_BIT
)
164 value
= EGL_SLOW_CONFIG
;
167 _eglSetConfigKey(&base
, EGL_CONFIG_CAVEAT
, value
);
170 case __DRI_ATTRIB_BIND_TO_TEXTURE_RGB
:
171 bind_to_texture_rgb
= value
;
174 case __DRI_ATTRIB_BIND_TO_TEXTURE_RGBA
:
175 bind_to_texture_rgba
= value
;
178 case __DRI_ATTRIB_DOUBLE_BUFFER
:
179 double_buffer
= value
;
182 case __DRI_ATTRIB_RED_MASK
:
183 dri_masks
[0] = value
;
186 case __DRI_ATTRIB_GREEN_MASK
:
187 dri_masks
[1] = value
;
190 case __DRI_ATTRIB_BLUE_MASK
:
191 dri_masks
[2] = value
;
194 case __DRI_ATTRIB_ALPHA_MASK
:
195 dri_masks
[3] = value
;
198 case __DRI_ATTRIB_ACCUM_RED_SIZE
:
199 case __DRI_ATTRIB_ACCUM_GREEN_SIZE
:
200 case __DRI_ATTRIB_ACCUM_BLUE_SIZE
:
201 case __DRI_ATTRIB_ACCUM_ALPHA_SIZE
:
202 /* Don't expose visuals with the accumulation buffer. */
208 key
= dri2_to_egl_attribute_map
[attrib
];
210 _eglSetConfigKey(&base
, key
, value
);
216 for (i
= 0; attr_list
[i
] != EGL_NONE
; i
+= 2)
217 _eglSetConfigKey(&base
, attr_list
[i
], attr_list
[i
+1]);
219 if (rgba_masks
&& memcmp(rgba_masks
, dri_masks
, sizeof(dri_masks
)))
222 base
.NativeRenderable
= EGL_TRUE
;
224 base
.SurfaceType
= surface_type
;
225 if (surface_type
& (EGL_PBUFFER_BIT
|
226 (disp
->Extensions
.NOK_texture_from_pixmap
? EGL_PIXMAP_BIT
: 0))) {
227 base
.BindToTextureRGB
= bind_to_texture_rgb
;
228 if (base
.AlphaSize
> 0)
229 base
.BindToTextureRGBA
= bind_to_texture_rgba
;
232 base
.RenderableType
= disp
->ClientAPIs
;
233 base
.Conformant
= disp
->ClientAPIs
;
235 base
.MinSwapInterval
= dri2_dpy
->min_swap_interval
;
236 base
.MaxSwapInterval
= dri2_dpy
->max_swap_interval
;
238 if (!_eglValidateConfig(&base
, EGL_FALSE
)) {
239 _eglLog(_EGL_DEBUG
, "DRI2: failed to validate config %d", id
);
243 config_id
= base
.ConfigID
;
244 base
.ConfigID
= EGL_DONT_CARE
;
245 base
.SurfaceType
= EGL_DONT_CARE
;
246 num_configs
= _eglFilterArray(disp
->Configs
, (void **) &matching_config
, 1,
247 (_EGLArrayForEach
) dri2_match_config
, &base
);
249 if (num_configs
== 1) {
250 conf
= (struct dri2_egl_config
*) matching_config
;
252 if (double_buffer
&& !conf
->dri_double_config
)
253 conf
->dri_double_config
= dri_config
;
254 else if (!double_buffer
&& !conf
->dri_single_config
)
255 conf
->dri_single_config
= dri_config
;
257 /* a similar config type is already added (unlikely) => discard */
260 else if (num_configs
== 0) {
261 conf
= malloc(sizeof *conf
);
265 memcpy(&conf
->base
, &base
, sizeof base
);
267 conf
->dri_double_config
= dri_config
;
268 conf
->dri_single_config
= NULL
;
270 conf
->dri_single_config
= dri_config
;
271 conf
->dri_double_config
= NULL
;
273 conf
->base
.SurfaceType
= 0;
274 conf
->base
.ConfigID
= config_id
;
276 _eglLinkConfig(&conf
->base
);
284 surface_type
&= ~EGL_PIXMAP_BIT
;
287 conf
->base
.SurfaceType
|= surface_type
;
293 dri2_lookup_egl_image(__DRIscreen
*screen
, void *image
, void *data
)
295 _EGLDisplay
*disp
= data
;
296 struct dri2_egl_image
*dri2_img
;
301 img
= _eglLookupImage(image
, disp
);
303 _eglError(EGL_BAD_PARAMETER
, "dri2_lookup_egl_image");
307 dri2_img
= dri2_egl_image(image
);
309 return dri2_img
->dri_image
;
312 const __DRIimageLookupExtension image_lookup_extension
= {
313 .base
= { __DRI_IMAGE_LOOKUP
, 1 },
315 .lookupEGLImage
= dri2_lookup_egl_image
318 struct dri2_extension_match
{
324 static struct dri2_extension_match dri2_driver_extensions
[] = {
325 { __DRI_CORE
, 1, offsetof(struct dri2_egl_display
, core
) },
326 { __DRI_DRI2
, 2, offsetof(struct dri2_egl_display
, dri2
) },
330 static struct dri2_extension_match dri2_core_extensions
[] = {
331 { __DRI2_FLUSH
, 1, offsetof(struct dri2_egl_display
, flush
) },
332 { __DRI_TEX_BUFFER
, 2, offsetof(struct dri2_egl_display
, tex_buffer
) },
333 { __DRI_IMAGE
, 1, offsetof(struct dri2_egl_display
, image
) },
337 static struct dri2_extension_match swrast_driver_extensions
[] = {
338 { __DRI_CORE
, 1, offsetof(struct dri2_egl_display
, core
) },
339 { __DRI_SWRAST
, 2, offsetof(struct dri2_egl_display
, swrast
) },
343 static struct dri2_extension_match swrast_core_extensions
[] = {
344 { __DRI_TEX_BUFFER
, 2, offsetof(struct dri2_egl_display
, tex_buffer
) },
349 dri2_bind_extensions(struct dri2_egl_display
*dri2_dpy
,
350 struct dri2_extension_match
*matches
,
351 const __DRIextension
**extensions
)
353 int i
, j
, ret
= EGL_TRUE
;
356 for (i
= 0; extensions
[i
]; i
++) {
357 _eglLog(_EGL_DEBUG
, "DRI2: found extension `%s'", extensions
[i
]->name
);
358 for (j
= 0; matches
[j
].name
; j
++) {
359 if (strcmp(extensions
[i
]->name
, matches
[j
].name
) == 0 &&
360 extensions
[i
]->version
>= matches
[j
].version
) {
361 field
= ((char *) dri2_dpy
+ matches
[j
].offset
);
362 *(const __DRIextension
**) field
= extensions
[i
];
363 _eglLog(_EGL_INFO
, "DRI2: found extension %s version %d",
364 extensions
[i
]->name
, extensions
[i
]->version
);
369 for (j
= 0; matches
[j
].name
; j
++) {
370 field
= ((char *) dri2_dpy
+ matches
[j
].offset
);
371 if (*(const __DRIextension
**) field
== NULL
) {
372 _eglLog(_EGL_WARNING
, "DRI2: did not find extension %s version %d",
373 matches
[j
].name
, matches
[j
].version
);
381 static const __DRIextension
**
382 dri2_open_driver(_EGLDisplay
*disp
)
384 struct dri2_egl_display
*dri2_dpy
= disp
->DriverData
;
385 const __DRIextension
**extensions
= NULL
;
386 char path
[PATH_MAX
], *search_paths
, *p
, *next
, *end
;
387 char *get_extensions_name
;
388 const __DRIextension
**(*get_extensions
)(void);
391 if (geteuid() == getuid()) {
392 /* don't allow setuid apps to use LIBGL_DRIVERS_PATH */
393 search_paths
= getenv("LIBGL_DRIVERS_PATH");
395 if (search_paths
== NULL
)
396 search_paths
= DEFAULT_DRIVER_DIR
;
398 dri2_dpy
->driver
= NULL
;
399 end
= search_paths
+ strlen(search_paths
);
400 for (p
= search_paths
; p
< end
&& dri2_dpy
->driver
== NULL
; p
= next
+ 1) {
402 next
= strchr(p
, ':');
408 snprintf(path
, sizeof path
,
409 "%.*s/tls/%s_dri.so", len
, p
, dri2_dpy
->driver_name
);
410 dri2_dpy
->driver
= dlopen(path
, RTLD_NOW
| RTLD_GLOBAL
);
412 if (dri2_dpy
->driver
== NULL
) {
413 snprintf(path
, sizeof path
,
414 "%.*s/%s_dri.so", len
, p
, dri2_dpy
->driver_name
);
415 dri2_dpy
->driver
= dlopen(path
, RTLD_NOW
| RTLD_GLOBAL
);
416 if (dri2_dpy
->driver
== NULL
)
417 _eglLog(_EGL_DEBUG
, "failed to open %s: %s\n", path
, dlerror());
419 /* not need continue to loop all paths once the driver is found */
420 if (dri2_dpy
->driver
!= NULL
)
424 if (dri2_dpy
->driver
== NULL
) {
425 _eglLog(_EGL_WARNING
,
426 "DRI2: failed to open %s (search paths %s)",
427 dri2_dpy
->driver_name
, search_paths
);
431 _eglLog(_EGL_DEBUG
, "DRI2: dlopen(%s)", path
);
433 if (asprintf(&get_extensions_name
, "%s_%s",
434 __DRI_DRIVER_GET_EXTENSIONS
, dri2_dpy
->driver_name
) != -1) {
435 get_extensions
= dlsym(dri2_dpy
->driver
, get_extensions_name
);
436 if (get_extensions
) {
437 extensions
= get_extensions();
439 _eglLog(_EGL_DEBUG
, "driver does not expose %s(): %s\n",
440 get_extensions_name
, dlerror());
442 free(get_extensions_name
);
446 extensions
= dlsym(dri2_dpy
->driver
, __DRI_DRIVER_EXTENSIONS
);
447 if (extensions
== NULL
) {
448 _eglLog(_EGL_WARNING
,
449 "DRI2: driver exports no extensions (%s)", dlerror());
450 dlclose(dri2_dpy
->driver
);
457 dri2_load_driver(_EGLDisplay
*disp
)
459 struct dri2_egl_display
*dri2_dpy
= disp
->DriverData
;
460 const __DRIextension
**extensions
;
462 extensions
= dri2_open_driver(disp
);
466 if (!dri2_bind_extensions(dri2_dpy
, dri2_driver_extensions
, extensions
)) {
467 dlclose(dri2_dpy
->driver
);
470 dri2_dpy
->driver_extensions
= extensions
;
476 dri2_load_driver_swrast(_EGLDisplay
*disp
)
478 struct dri2_egl_display
*dri2_dpy
= disp
->DriverData
;
479 const __DRIextension
**extensions
;
481 extensions
= dri2_open_driver(disp
);
485 if (!dri2_bind_extensions(dri2_dpy
, swrast_driver_extensions
, extensions
)) {
486 dlclose(dri2_dpy
->driver
);
489 dri2_dpy
->driver_extensions
= extensions
;
495 dri2_setup_screen(_EGLDisplay
*disp
)
497 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
498 unsigned int api_mask
;
500 if (dri2_dpy
->dri2
) {
501 api_mask
= dri2_dpy
->dri2
->getAPIMask(dri2_dpy
->dri_screen
);
503 assert(dri2_dpy
->swrast
);
504 api_mask
= 1 << __DRI_API_OPENGL
|
505 1 << __DRI_API_GLES
|
506 1 << __DRI_API_GLES2
|
507 1 << __DRI_API_GLES3
;
510 disp
->ClientAPIs
= 0;
511 if (api_mask
& (1 <<__DRI_API_OPENGL
))
512 disp
->ClientAPIs
|= EGL_OPENGL_BIT
;
513 if (api_mask
& (1 <<__DRI_API_GLES
))
514 disp
->ClientAPIs
|= EGL_OPENGL_ES_BIT
;
515 if (api_mask
& (1 << __DRI_API_GLES2
))
516 disp
->ClientAPIs
|= EGL_OPENGL_ES2_BIT
;
517 if (api_mask
& (1 << __DRI_API_GLES3
))
518 disp
->ClientAPIs
|= EGL_OPENGL_ES3_BIT_KHR
;
520 assert(dri2_dpy
->dri2
|| dri2_dpy
->swrast
);
521 disp
->Extensions
.KHR_surfaceless_context
= EGL_TRUE
;
522 disp
->Extensions
.MESA_configless_context
= EGL_TRUE
;
524 if (dri2_dpy
->dri2
&& dri2_dpy
->dri2
->base
.version
>= 3) {
525 disp
->Extensions
.KHR_create_context
= EGL_TRUE
;
527 if (dri2_dpy
->robustness
)
528 disp
->Extensions
.EXT_create_context_robustness
= EGL_TRUE
;
531 if (dri2_dpy
->fence
) {
532 disp
->Extensions
.KHR_fence_sync
= EGL_TRUE
;
533 disp
->Extensions
.KHR_wait_sync
= EGL_TRUE
;
534 if (dri2_dpy
->fence
->get_fence_from_cl_event
)
535 disp
->Extensions
.KHR_cl_event2
= EGL_TRUE
;
538 if (dri2_dpy
->image
) {
539 if (dri2_dpy
->image
->base
.version
>= 10 &&
540 dri2_dpy
->image
->getCapabilities
!= NULL
) {
543 capabilities
= dri2_dpy
->image
->getCapabilities(dri2_dpy
->dri_screen
);
544 disp
->Extensions
.MESA_drm_image
= (capabilities
& __DRI_IMAGE_CAP_GLOBAL_NAMES
) != 0;
546 if (dri2_dpy
->image
->base
.version
>= 11)
547 disp
->Extensions
.MESA_image_dma_buf_export
= EGL_TRUE
;
549 disp
->Extensions
.MESA_drm_image
= EGL_TRUE
;
550 if (dri2_dpy
->image
->base
.version
>= 11)
551 disp
->Extensions
.MESA_image_dma_buf_export
= EGL_TRUE
;
554 disp
->Extensions
.KHR_image_base
= EGL_TRUE
;
555 disp
->Extensions
.KHR_gl_renderbuffer_image
= EGL_TRUE
;
556 if (dri2_dpy
->image
->base
.version
>= 5 &&
557 dri2_dpy
->image
->createImageFromTexture
) {
558 disp
->Extensions
.KHR_gl_texture_2D_image
= EGL_TRUE
;
559 disp
->Extensions
.KHR_gl_texture_cubemap_image
= EGL_TRUE
;
562 if (dri2_dpy
->image
->base
.version
>= 8 &&
563 dri2_dpy
->image
->createImageFromDmaBufs
) {
564 disp
->Extensions
.EXT_image_dma_buf_import
= EGL_TRUE
;
570 /* All platforms but DRM call this function to create the screen, query the
571 * dri extensions, setup the vtables and populate the driver_configs.
572 * DRM inherits all that information from its display - GBM.
575 dri2_create_screen(_EGLDisplay
*disp
)
577 const __DRIextension
**extensions
;
578 struct dri2_egl_display
*dri2_dpy
;
580 dri2_dpy
= disp
->DriverData
;
582 if (dri2_dpy
->dri2
) {
583 if (dri2_dpy
->dri2
->base
.version
>= 4) {
584 dri2_dpy
->dri_screen
=
585 dri2_dpy
->dri2
->createNewScreen2(0, dri2_dpy
->fd
,
586 dri2_dpy
->extensions
,
587 dri2_dpy
->driver_extensions
,
588 &dri2_dpy
->driver_configs
, disp
);
590 dri2_dpy
->dri_screen
=
591 dri2_dpy
->dri2
->createNewScreen(0, dri2_dpy
->fd
,
592 dri2_dpy
->extensions
,
593 &dri2_dpy
->driver_configs
, disp
);
596 assert(dri2_dpy
->swrast
);
597 if (dri2_dpy
->swrast
->base
.version
>= 4) {
598 dri2_dpy
->dri_screen
=
599 dri2_dpy
->swrast
->createNewScreen2(0, dri2_dpy
->extensions
,
600 dri2_dpy
->driver_extensions
,
601 &dri2_dpy
->driver_configs
, disp
);
603 dri2_dpy
->dri_screen
=
604 dri2_dpy
->swrast
->createNewScreen(0, dri2_dpy
->extensions
,
605 &dri2_dpy
->driver_configs
, disp
);
609 if (dri2_dpy
->dri_screen
== NULL
) {
610 _eglLog(_EGL_WARNING
, "DRI2: failed to create dri screen");
614 dri2_dpy
->own_dri_screen
= 1;
616 extensions
= dri2_dpy
->core
->getExtensions(dri2_dpy
->dri_screen
);
618 if (dri2_dpy
->dri2
) {
621 if (!dri2_bind_extensions(dri2_dpy
, dri2_core_extensions
, extensions
))
622 goto cleanup_dri_screen
;
624 for (i
= 0; extensions
[i
]; i
++) {
625 if (strcmp(extensions
[i
]->name
, __DRI2_ROBUSTNESS
) == 0) {
626 dri2_dpy
->robustness
= (__DRIrobustnessExtension
*) extensions
[i
];
628 if (strcmp(extensions
[i
]->name
, __DRI2_CONFIG_QUERY
) == 0) {
629 dri2_dpy
->config
= (__DRI2configQueryExtension
*) extensions
[i
];
631 if (strcmp(extensions
[i
]->name
, __DRI2_FENCE
) == 0) {
632 dri2_dpy
->fence
= (__DRI2fenceExtension
*) extensions
[i
];
636 assert(dri2_dpy
->swrast
);
637 if (!dri2_bind_extensions(dri2_dpy
, swrast_core_extensions
, extensions
))
638 goto cleanup_dri_screen
;
641 dri2_setup_screen(disp
);
646 dri2_dpy
->core
->destroyScreen(dri2_dpy
->dri_screen
);
652 * Called via eglInitialize(), GLX_drv->API.Initialize().
655 dri2_initialize(_EGLDriver
*drv
, _EGLDisplay
*disp
)
657 /* not until swrast_dri is supported */
658 if (disp
->Options
.UseFallback
)
661 switch (disp
->Platform
) {
662 #ifdef HAVE_X11_PLATFORM
663 case _EGL_PLATFORM_X11
:
664 if (disp
->Options
.TestOnly
)
666 return dri2_initialize_x11(drv
, disp
);
669 #ifdef HAVE_DRM_PLATFORM
670 case _EGL_PLATFORM_DRM
:
671 if (disp
->Options
.TestOnly
)
673 return dri2_initialize_drm(drv
, disp
);
675 #ifdef HAVE_WAYLAND_PLATFORM
676 case _EGL_PLATFORM_WAYLAND
:
677 if (disp
->Options
.TestOnly
)
679 return dri2_initialize_wayland(drv
, disp
);
681 #ifdef HAVE_ANDROID_PLATFORM
682 case _EGL_PLATFORM_ANDROID
:
683 if (disp
->Options
.TestOnly
)
685 return dri2_initialize_android(drv
, disp
);
689 _eglLog(_EGL_WARNING
, "No EGL platform enabled.");
695 * Called via eglTerminate(), drv->API.Terminate().
698 dri2_terminate(_EGLDriver
*drv
, _EGLDisplay
*disp
)
700 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
703 _eglReleaseDisplayResources(drv
, disp
);
704 _eglCleanupDisplay(disp
);
706 if (dri2_dpy
->own_dri_screen
)
707 dri2_dpy
->core
->destroyScreen(dri2_dpy
->dri_screen
);
710 if (dri2_dpy
->driver
)
711 dlclose(dri2_dpy
->driver
);
712 free(dri2_dpy
->device_name
);
713 free(dri2_dpy
->driver_name
);
715 switch (disp
->Platform
) {
716 #ifdef HAVE_X11_PLATFORM
717 case _EGL_PLATFORM_X11
:
718 if (dri2_dpy
->own_device
) {
719 xcb_disconnect(dri2_dpy
->conn
);
723 #ifdef HAVE_DRM_PLATFORM
724 case _EGL_PLATFORM_DRM
:
725 if (dri2_dpy
->own_device
) {
726 gbm_device_destroy(&dri2_dpy
->gbm_dri
->base
.base
);
730 #ifdef HAVE_WAYLAND_PLATFORM
731 case _EGL_PLATFORM_WAYLAND
:
732 wl_drm_destroy(dri2_dpy
->wl_drm
);
733 if (dri2_dpy
->own_device
) {
734 wl_display_disconnect(dri2_dpy
->wl_dpy
);
742 /* The drm platform does not create the screen/driver_configs but reuses
743 * the ones from the gbm device. As such the gbm itself is responsible
746 if (disp
->Platform
!= _EGL_PLATFORM_DRM
) {
747 for (i
= 0; dri2_dpy
->driver_configs
[i
]; i
++)
748 free((__DRIconfig
*) dri2_dpy
->driver_configs
[i
]);
749 free(dri2_dpy
->driver_configs
);
752 disp
->DriverData
= NULL
;
758 * Set the error code after a call to
759 * dri2_egl_display::dri2::createContextAttribs.
762 dri2_create_context_attribs_error(int dri_error
)
767 case __DRI_CTX_ERROR_SUCCESS
:
770 case __DRI_CTX_ERROR_NO_MEMORY
:
771 egl_error
= EGL_BAD_ALLOC
;
774 /* From the EGL_KHR_create_context spec, section "Errors":
776 * * If <config> does not support a client API context compatible
777 * with the requested API major and minor version, [...] context flags,
778 * and context reset notification behavior (for client API types where
779 * these attributes are supported), then an EGL_BAD_MATCH error is
782 * * If an OpenGL ES context is requested and the values for
783 * attributes EGL_CONTEXT_MAJOR_VERSION_KHR and
784 * EGL_CONTEXT_MINOR_VERSION_KHR specify an OpenGL ES version that
785 * is not defined, than an EGL_BAD_MATCH error is generated.
787 * * If an OpenGL context is requested, the requested version is
788 * greater than 3.2, and the value for attribute
789 * EGL_CONTEXT_OPENGL_PROFILE_MASK_KHR has no bits set; has any
790 * bits set other than EGL_CONTEXT_OPENGL_CORE_PROFILE_BIT_KHR and
791 * EGL_CONTEXT_OPENGL_COMPATIBILITY_PROFILE_BIT_KHR; has more than
792 * one of these bits set; or if the implementation does not support
793 * the requested profile, then an EGL_BAD_MATCH error is generated.
795 case __DRI_CTX_ERROR_BAD_API
:
796 case __DRI_CTX_ERROR_BAD_VERSION
:
797 case __DRI_CTX_ERROR_BAD_FLAG
:
798 egl_error
= EGL_BAD_MATCH
;
801 /* From the EGL_KHR_create_context spec, section "Errors":
803 * * If an attribute name or attribute value in <attrib_list> is not
804 * recognized (including unrecognized bits in bitmask attributes),
805 * then an EGL_BAD_ATTRIBUTE error is generated."
807 case __DRI_CTX_ERROR_UNKNOWN_ATTRIBUTE
:
808 case __DRI_CTX_ERROR_UNKNOWN_FLAG
:
809 egl_error
= EGL_BAD_ATTRIBUTE
;
814 egl_error
= EGL_BAD_MATCH
;
818 _eglError(egl_error
, "dri2_create_context");
822 * Called via eglCreateContext(), drv->API.CreateContext().
825 dri2_create_context(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLConfig
*conf
,
826 _EGLContext
*share_list
, const EGLint
*attrib_list
)
828 struct dri2_egl_context
*dri2_ctx
;
829 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
830 struct dri2_egl_context
*dri2_ctx_shared
= dri2_egl_context(share_list
);
831 __DRIcontext
*shared
=
832 dri2_ctx_shared
? dri2_ctx_shared
->dri_context
: NULL
;
833 struct dri2_egl_config
*dri2_config
= dri2_egl_config(conf
);
834 const __DRIconfig
*dri_config
;
839 dri2_ctx
= malloc(sizeof *dri2_ctx
);
841 _eglError(EGL_BAD_ALLOC
, "eglCreateContext");
845 if (!_eglInitContext(&dri2_ctx
->base
, disp
, conf
, attrib_list
))
848 switch (dri2_ctx
->base
.ClientAPI
) {
849 case EGL_OPENGL_ES_API
:
850 switch (dri2_ctx
->base
.ClientMajorVersion
) {
852 api
= __DRI_API_GLES
;
855 api
= __DRI_API_GLES2
;
858 api
= __DRI_API_GLES3
;
861 _eglError(EGL_BAD_PARAMETER
, "eglCreateContext");
867 if ((dri2_ctx
->base
.ClientMajorVersion
>= 4
868 || (dri2_ctx
->base
.ClientMajorVersion
== 3
869 && dri2_ctx
->base
.ClientMinorVersion
>= 2))
870 && dri2_ctx
->base
.Profile
== EGL_CONTEXT_OPENGL_CORE_PROFILE_BIT_KHR
)
871 api
= __DRI_API_OPENGL_CORE
;
873 api
= __DRI_API_OPENGL
;
876 _eglError(EGL_BAD_PARAMETER
, "eglCreateContext");
882 /* The config chosen here isn't necessarily
883 * used for surfaces later.
884 * A pixmap surface will use the single config.
885 * This opportunity depends on disabling the
886 * doubleBufferMode check in
887 * src/mesa/main/context.c:check_compatible()
889 if (dri2_config
->dri_double_config
)
890 dri_config
= dri2_config
->dri_double_config
;
892 dri_config
= dri2_config
->dri_single_config
;
894 /* EGL_WINDOW_BIT is set only when there is a dri_double_config. This
895 * makes sure the back buffer will always be used.
897 if (conf
->SurfaceType
& EGL_WINDOW_BIT
)
898 dri2_ctx
->base
.WindowRenderBuffer
= EGL_BACK_BUFFER
;
903 if (dri2_dpy
->dri2
) {
904 if (dri2_dpy
->dri2
->base
.version
>= 3) {
906 unsigned num_attribs
= 0;
907 uint32_t ctx_attribs
[8];
909 ctx_attribs
[num_attribs
++] = __DRI_CTX_ATTRIB_MAJOR_VERSION
;
910 ctx_attribs
[num_attribs
++] = dri2_ctx
->base
.ClientMajorVersion
;
911 ctx_attribs
[num_attribs
++] = __DRI_CTX_ATTRIB_MINOR_VERSION
;
912 ctx_attribs
[num_attribs
++] = dri2_ctx
->base
.ClientMinorVersion
;
914 if (dri2_ctx
->base
.Flags
!= 0) {
915 /* If the implementation doesn't support the __DRI2_ROBUSTNESS
916 * extension, don't even try to send it the robust-access flag.
917 * It may explode. Instead, generate the required EGL error here.
919 if ((dri2_ctx
->base
.Flags
& EGL_CONTEXT_OPENGL_ROBUST_ACCESS_BIT_KHR
) != 0
920 && !dri2_dpy
->robustness
) {
921 _eglError(EGL_BAD_MATCH
, "eglCreateContext");
925 ctx_attribs
[num_attribs
++] = __DRI_CTX_ATTRIB_FLAGS
;
926 ctx_attribs
[num_attribs
++] = dri2_ctx
->base
.Flags
;
929 if (dri2_ctx
->base
.ResetNotificationStrategy
!= EGL_NO_RESET_NOTIFICATION_KHR
) {
930 /* If the implementation doesn't support the __DRI2_ROBUSTNESS
931 * extension, don't even try to send it a reset strategy. It may
932 * explode. Instead, generate the required EGL error here.
934 if (!dri2_dpy
->robustness
) {
935 _eglError(EGL_BAD_CONFIG
, "eglCreateContext");
939 ctx_attribs
[num_attribs
++] = __DRI_CTX_ATTRIB_RESET_STRATEGY
;
940 ctx_attribs
[num_attribs
++] = __DRI_CTX_RESET_LOSE_CONTEXT
;
943 assert(num_attribs
<= ARRAY_SIZE(ctx_attribs
));
945 dri2_ctx
->dri_context
=
946 dri2_dpy
->dri2
->createContextAttribs(dri2_dpy
->dri_screen
,
954 dri2_create_context_attribs_error(error
);
956 dri2_ctx
->dri_context
=
957 dri2_dpy
->dri2
->createNewContextForAPI(dri2_dpy
->dri_screen
,
964 assert(dri2_dpy
->swrast
);
965 dri2_ctx
->dri_context
=
966 dri2_dpy
->swrast
->createNewContextForAPI(dri2_dpy
->dri_screen
,
973 if (!dri2_ctx
->dri_context
)
976 return &dri2_ctx
->base
;
984 * Called via eglDestroyContext(), drv->API.DestroyContext().
987 dri2_destroy_context(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLContext
*ctx
)
989 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
990 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
992 if (_eglPutContext(ctx
)) {
993 dri2_dpy
->core
->destroyContext(dri2_ctx
->dri_context
);
1001 * Called via eglMakeCurrent(), drv->API.MakeCurrent().
1004 dri2_make_current(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*dsurf
,
1005 _EGLSurface
*rsurf
, _EGLContext
*ctx
)
1007 struct dri2_egl_driver
*dri2_drv
= dri2_egl_driver(drv
);
1008 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1009 struct dri2_egl_surface
*dri2_dsurf
= dri2_egl_surface(dsurf
);
1010 struct dri2_egl_surface
*dri2_rsurf
= dri2_egl_surface(rsurf
);
1011 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
1012 _EGLContext
*old_ctx
;
1013 _EGLSurface
*old_dsurf
, *old_rsurf
;
1014 __DRIdrawable
*ddraw
, *rdraw
;
1017 /* make new bindings */
1018 if (!_eglBindContext(ctx
, dsurf
, rsurf
, &old_ctx
, &old_dsurf
, &old_rsurf
))
1021 /* flush before context switch */
1022 if (old_ctx
&& dri2_drv
->glFlush
)
1023 dri2_drv
->glFlush();
1025 ddraw
= (dri2_dsurf
) ? dri2_dsurf
->dri_drawable
: NULL
;
1026 rdraw
= (dri2_rsurf
) ? dri2_rsurf
->dri_drawable
: NULL
;
1027 cctx
= (dri2_ctx
) ? dri2_ctx
->dri_context
: NULL
;
1030 __DRIcontext
*old_cctx
= dri2_egl_context(old_ctx
)->dri_context
;
1031 dri2_dpy
->core
->unbindContext(old_cctx
);
1034 if ((cctx
== NULL
&& ddraw
== NULL
&& rdraw
== NULL
) ||
1035 dri2_dpy
->core
->bindContext(cctx
, ddraw
, rdraw
)) {
1037 drv
->API
.DestroySurface(drv
, disp
, old_dsurf
);
1039 drv
->API
.DestroySurface(drv
, disp
, old_rsurf
);
1041 drv
->API
.DestroyContext(drv
, disp
, old_ctx
);
1045 /* undo the previous _eglBindContext */
1046 _eglBindContext(old_ctx
, old_dsurf
, old_rsurf
, &ctx
, &dsurf
, &rsurf
);
1047 assert(&dri2_ctx
->base
== ctx
&&
1048 &dri2_dsurf
->base
== dsurf
&&
1049 &dri2_rsurf
->base
== rsurf
);
1051 _eglPutSurface(dsurf
);
1052 _eglPutSurface(rsurf
);
1053 _eglPutContext(ctx
);
1055 _eglPutSurface(old_dsurf
);
1056 _eglPutSurface(old_rsurf
);
1057 _eglPutContext(old_ctx
);
1064 * Called from eglGetProcAddress() via drv->API.GetProcAddress().
1067 dri2_get_proc_address(_EGLDriver
*drv
, const char *procname
)
1069 struct dri2_egl_driver
*dri2_drv
= dri2_egl_driver(drv
);
1071 return dri2_drv
->get_proc_address(procname
);
1075 dri2_create_window_surface(_EGLDriver
*drv
, _EGLDisplay
*dpy
,
1076 _EGLConfig
*conf
, void *native_window
,
1077 const EGLint
*attrib_list
)
1079 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1080 return dri2_dpy
->vtbl
->create_window_surface(drv
, dpy
, conf
, native_window
,
1085 dri2_create_pixmap_surface(_EGLDriver
*drv
, _EGLDisplay
*dpy
,
1086 _EGLConfig
*conf
, void *native_pixmap
,
1087 const EGLint
*attrib_list
)
1089 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1090 return dri2_dpy
->vtbl
->create_pixmap_surface(drv
, dpy
, conf
, native_pixmap
,
1095 dri2_create_pbuffer_surface(_EGLDriver
*drv
, _EGLDisplay
*dpy
,
1096 _EGLConfig
*conf
, const EGLint
*attrib_list
)
1098 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1099 return dri2_dpy
->vtbl
->create_pbuffer_surface(drv
, dpy
, conf
, attrib_list
);
1103 dri2_destroy_surface(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLSurface
*surf
)
1105 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1106 return dri2_dpy
->vtbl
->destroy_surface(drv
, dpy
, surf
);
1110 dri2_swap_interval(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLSurface
*surf
,
1113 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1114 return dri2_dpy
->vtbl
->swap_interval(drv
, dpy
, surf
, interval
);
1118 * Asks the client API to flush any rendering to the drawable so that we can
1119 * do our swapbuffers.
1122 dri2_flush_drawable_for_swapbuffers(_EGLDisplay
*disp
, _EGLSurface
*draw
)
1124 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1125 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(draw
);
1127 if (dri2_dpy
->flush
) {
1128 if (dri2_dpy
->flush
->base
.version
>= 4) {
1129 /* We know there's a current context because:
1131 * "If surface is not bound to the calling thread’s current
1132 * context, an EGL_BAD_SURFACE error is generated."
1134 _EGLContext
*ctx
= _eglGetCurrentContext();
1135 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
1137 /* From the EGL 1.4 spec (page 52):
1139 * "The contents of ancillary buffers are always undefined
1140 * after calling eglSwapBuffers."
1142 dri2_dpy
->flush
->flush_with_flags(dri2_ctx
->dri_context
,
1143 dri2_surf
->dri_drawable
,
1144 __DRI2_FLUSH_DRAWABLE
|
1145 __DRI2_FLUSH_INVALIDATE_ANCILLARY
,
1146 __DRI2_THROTTLE_SWAPBUFFER
);
1148 dri2_dpy
->flush
->flush(dri2_surf
->dri_drawable
);
1154 dri2_swap_buffers(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLSurface
*surf
)
1156 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1157 return dri2_dpy
->vtbl
->swap_buffers(drv
, dpy
, surf
);
1161 dri2_swap_buffers_with_damage(_EGLDriver
*drv
, _EGLDisplay
*dpy
,
1163 const EGLint
*rects
, EGLint n_rects
)
1165 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1166 return dri2_dpy
->vtbl
->swap_buffers_with_damage(drv
, dpy
, surf
,
1171 dri2_swap_buffers_region(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLSurface
*surf
,
1172 EGLint numRects
, const EGLint
*rects
)
1174 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1175 return dri2_dpy
->vtbl
->swap_buffers_region(drv
, dpy
, surf
, numRects
, rects
);
1179 dri2_post_sub_buffer(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLSurface
*surf
,
1180 EGLint x
, EGLint y
, EGLint width
, EGLint height
)
1182 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1183 return dri2_dpy
->vtbl
->post_sub_buffer(drv
, dpy
, surf
, x
, y
, width
, height
);
1187 dri2_copy_buffers(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLSurface
*surf
,
1188 void *native_pixmap_target
)
1190 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1191 return dri2_dpy
->vtbl
->copy_buffers(drv
, dpy
, surf
, native_pixmap_target
);
1195 dri2_query_buffer_age(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLSurface
*surf
)
1197 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1198 return dri2_dpy
->vtbl
->query_buffer_age(drv
, dpy
, surf
);
1202 dri2_wait_client(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLContext
*ctx
)
1204 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1205 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(ctx
->DrawSurface
);
1209 /* FIXME: If EGL allows frontbuffer rendering for window surfaces,
1210 * we need to copy fake to real here.*/
1212 if (dri2_dpy
->flush
!= NULL
)
1213 dri2_dpy
->flush
->flush(dri2_surf
->dri_drawable
);
1219 dri2_wait_native(_EGLDriver
*drv
, _EGLDisplay
*disp
, EGLint engine
)
1224 if (engine
!= EGL_CORE_NATIVE_ENGINE
)
1225 return _eglError(EGL_BAD_PARAMETER
, "eglWaitNative");
1232 dri2_bind_tex_image(_EGLDriver
*drv
,
1233 _EGLDisplay
*disp
, _EGLSurface
*surf
, EGLint buffer
)
1235 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1236 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surf
);
1237 struct dri2_egl_context
*dri2_ctx
;
1239 GLint format
, target
;
1241 ctx
= _eglGetCurrentContext();
1242 dri2_ctx
= dri2_egl_context(ctx
);
1244 if (!_eglBindTexImage(drv
, disp
, surf
, buffer
))
1247 switch (dri2_surf
->base
.TextureFormat
) {
1248 case EGL_TEXTURE_RGB
:
1249 format
= __DRI_TEXTURE_FORMAT_RGB
;
1251 case EGL_TEXTURE_RGBA
:
1252 format
= __DRI_TEXTURE_FORMAT_RGBA
;
1258 switch (dri2_surf
->base
.TextureTarget
) {
1259 case EGL_TEXTURE_2D
:
1260 target
= GL_TEXTURE_2D
;
1266 (*dri2_dpy
->tex_buffer
->setTexBuffer2
)(dri2_ctx
->dri_context
,
1268 dri2_surf
->dri_drawable
);
1274 dri2_release_tex_image(_EGLDriver
*drv
,
1275 _EGLDisplay
*disp
, _EGLSurface
*surf
, EGLint buffer
)
1277 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1278 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surf
);
1279 struct dri2_egl_context
*dri2_ctx
;
1283 ctx
= _eglGetCurrentContext();
1284 dri2_ctx
= dri2_egl_context(ctx
);
1286 if (!_eglReleaseTexImage(drv
, disp
, surf
, buffer
))
1289 switch (dri2_surf
->base
.TextureTarget
) {
1290 case EGL_TEXTURE_2D
:
1291 target
= GL_TEXTURE_2D
;
1297 if (dri2_dpy
->tex_buffer
->base
.version
>= 3 &&
1298 dri2_dpy
->tex_buffer
->releaseTexBuffer
!= NULL
) {
1299 (*dri2_dpy
->tex_buffer
->releaseTexBuffer
)(dri2_ctx
->dri_context
,
1301 dri2_surf
->dri_drawable
);
1308 dri2_create_image(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLContext
*ctx
,
1309 EGLenum target
, EGLClientBuffer buffer
,
1310 const EGLint
*attr_list
)
1312 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1313 return dri2_dpy
->vtbl
->create_image(drv
, dpy
, ctx
, target
, buffer
,
1318 dri2_create_image_from_dri(_EGLDisplay
*disp
, __DRIimage
*dri_image
)
1320 struct dri2_egl_image
*dri2_img
;
1322 if (dri_image
== NULL
) {
1323 _eglError(EGL_BAD_ALLOC
, "dri2_create_image");
1327 dri2_img
= malloc(sizeof *dri2_img
);
1329 _eglError(EGL_BAD_ALLOC
, "dri2_create_image");
1333 if (!_eglInitImage(&dri2_img
->base
, disp
)) {
1338 dri2_img
->dri_image
= dri_image
;
1340 return &dri2_img
->base
;
1344 dri2_create_image_khr_renderbuffer(_EGLDisplay
*disp
, _EGLContext
*ctx
,
1345 EGLClientBuffer buffer
,
1346 const EGLint
*attr_list
)
1348 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1349 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
1350 GLuint renderbuffer
= (GLuint
) (uintptr_t) buffer
;
1351 __DRIimage
*dri_image
;
1353 if (renderbuffer
== 0) {
1354 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_khr");
1355 return EGL_NO_IMAGE_KHR
;
1359 dri2_dpy
->image
->createImageFromRenderbuffer(dri2_ctx
->dri_context
,
1360 renderbuffer
, NULL
);
1362 return dri2_create_image_from_dri(disp
, dri_image
);
1367 dri2_create_image_mesa_drm_buffer(_EGLDisplay
*disp
, _EGLContext
*ctx
,
1368 EGLClientBuffer buffer
, const EGLint
*attr_list
)
1370 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1371 EGLint format
, name
, pitch
, err
;
1372 _EGLImageAttribs attrs
;
1373 __DRIimage
*dri_image
;
1375 name
= (EGLint
) (uintptr_t) buffer
;
1377 err
= _eglParseImageAttribList(&attrs
, disp
, attr_list
);
1378 if (err
!= EGL_SUCCESS
)
1381 if (attrs
.Width
<= 0 || attrs
.Height
<= 0 ||
1382 attrs
.DRMBufferStrideMESA
<= 0) {
1383 _eglError(EGL_BAD_PARAMETER
,
1384 "bad width, height or stride");
1388 switch (attrs
.DRMBufferFormatMESA
) {
1389 case EGL_DRM_BUFFER_FORMAT_ARGB32_MESA
:
1390 format
= __DRI_IMAGE_FORMAT_ARGB8888
;
1391 pitch
= attrs
.DRMBufferStrideMESA
;
1394 _eglError(EGL_BAD_PARAMETER
,
1395 "dri2_create_image_khr: unsupported pixmap depth");
1400 dri2_dpy
->image
->createImageFromName(dri2_dpy
->dri_screen
,
1408 return dri2_create_image_from_dri(disp
, dri_image
);
1412 #ifdef HAVE_WAYLAND_PLATFORM
1414 /* This structure describes how a wl_buffer maps to one or more
1415 * __DRIimages. A wl_drm_buffer stores the wl_drm format code and the
1416 * offsets and strides of the planes in the buffer. This table maps a
1417 * wl_drm format code to a description of the planes in the buffer
1418 * that lets us create a __DRIimage for each of the planes. */
1420 static const struct wl_drm_components_descriptor
{
1421 uint32_t dri_components
;
1424 } wl_drm_components
[] = {
1425 { __DRI_IMAGE_COMPONENTS_RGB
, EGL_TEXTURE_RGB
, 1 },
1426 { __DRI_IMAGE_COMPONENTS_RGBA
, EGL_TEXTURE_RGBA
, 1 },
1427 { __DRI_IMAGE_COMPONENTS_Y_U_V
, EGL_TEXTURE_Y_U_V_WL
, 3 },
1428 { __DRI_IMAGE_COMPONENTS_Y_UV
, EGL_TEXTURE_Y_UV_WL
, 2 },
1429 { __DRI_IMAGE_COMPONENTS_Y_XUXV
, EGL_TEXTURE_Y_XUXV_WL
, 2 },
1433 dri2_create_image_wayland_wl_buffer(_EGLDisplay
*disp
, _EGLContext
*ctx
,
1434 EGLClientBuffer _buffer
,
1435 const EGLint
*attr_list
)
1437 struct wl_drm_buffer
*buffer
;
1438 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1439 const struct wl_drm_components_descriptor
*f
;
1440 __DRIimage
*dri_image
;
1441 _EGLImageAttribs attrs
;
1445 buffer
= wayland_drm_buffer_get(dri2_dpy
->wl_server_drm
,
1446 (struct wl_resource
*) _buffer
);
1450 err
= _eglParseImageAttribList(&attrs
, disp
, attr_list
);
1451 plane
= attrs
.PlaneWL
;
1452 if (err
!= EGL_SUCCESS
) {
1453 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_wayland_wl_buffer");
1457 f
= buffer
->driver_format
;
1458 if (plane
< 0 || plane
>= f
->nplanes
) {
1459 _eglError(EGL_BAD_PARAMETER
,
1460 "dri2_create_image_wayland_wl_buffer (plane out of bounds)");
1464 dri_image
= dri2_dpy
->image
->fromPlanar(buffer
->driver_buffer
, plane
, NULL
);
1466 if (dri_image
== NULL
) {
1467 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_wayland_wl_buffer");
1471 return dri2_create_image_from_dri(disp
, dri_image
);
1476 dri2_get_sync_values_chromium(_EGLDisplay
*dpy
, _EGLSurface
*surf
,
1477 EGLuint64KHR
*ust
, EGLuint64KHR
*msc
,
1480 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1481 return dri2_dpy
->vtbl
->get_sync_values(dpy
, surf
, ust
, msc
, sbc
);
1485 * Set the error code after a call to
1486 * dri2_egl_image::dri_image::createImageFromTexture.
1489 dri2_create_image_khr_texture_error(int dri_error
)
1493 switch (dri_error
) {
1494 case __DRI_IMAGE_ERROR_SUCCESS
:
1497 case __DRI_IMAGE_ERROR_BAD_ALLOC
:
1498 egl_error
= EGL_BAD_ALLOC
;
1501 case __DRI_IMAGE_ERROR_BAD_MATCH
:
1502 egl_error
= EGL_BAD_MATCH
;
1505 case __DRI_IMAGE_ERROR_BAD_PARAMETER
:
1506 egl_error
= EGL_BAD_PARAMETER
;
1511 egl_error
= EGL_BAD_MATCH
;
1515 _eglError(egl_error
, "dri2_create_image_khr_texture");
1519 dri2_create_image_khr_texture(_EGLDisplay
*disp
, _EGLContext
*ctx
,
1521 EGLClientBuffer buffer
,
1522 const EGLint
*attr_list
)
1524 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1525 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
1526 struct dri2_egl_image
*dri2_img
;
1527 GLuint texture
= (GLuint
) (uintptr_t) buffer
;
1528 _EGLImageAttribs attrs
;
1534 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_khr");
1535 return EGL_NO_IMAGE_KHR
;
1538 if (_eglParseImageAttribList(&attrs
, disp
, attr_list
) != EGL_SUCCESS
)
1539 return EGL_NO_IMAGE_KHR
;
1542 case EGL_GL_TEXTURE_2D_KHR
:
1544 gl_target
= GL_TEXTURE_2D
;
1546 case EGL_GL_TEXTURE_3D_KHR
:
1547 depth
= attrs
.GLTextureZOffset
;
1548 gl_target
= GL_TEXTURE_3D
;
1550 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_X_KHR
:
1551 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_X_KHR
:
1552 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_Y_KHR
:
1553 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_Y_KHR
:
1554 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_Z_KHR
:
1555 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_KHR
:
1556 depth
= target
- EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_X_KHR
;
1557 gl_target
= GL_TEXTURE_CUBE_MAP
;
1560 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_khr");
1561 return EGL_NO_IMAGE_KHR
;
1564 dri2_img
= malloc(sizeof *dri2_img
);
1566 _eglError(EGL_BAD_ALLOC
, "dri2_create_image_khr");
1567 return EGL_NO_IMAGE_KHR
;
1570 if (!_eglInitImage(&dri2_img
->base
, disp
)) {
1571 _eglError(EGL_BAD_ALLOC
, "dri2_create_image_khr");
1573 return EGL_NO_IMAGE_KHR
;
1576 dri2_img
->dri_image
=
1577 dri2_dpy
->image
->createImageFromTexture(dri2_ctx
->dri_context
,
1581 attrs
.GLTextureLevel
,
1584 dri2_create_image_khr_texture_error(error
);
1586 if (!dri2_img
->dri_image
) {
1588 return EGL_NO_IMAGE_KHR
;
1590 return &dri2_img
->base
;
1593 static struct wl_buffer
*
1594 dri2_create_wayland_buffer_from_image(_EGLDriver
*drv
, _EGLDisplay
*dpy
,
1597 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1598 return dri2_dpy
->vtbl
->create_wayland_buffer_from_image(drv
, dpy
, img
);
1603 dri2_check_dma_buf_attribs(const _EGLImageAttribs
*attrs
)
1610 * "Required attributes and their values are as follows:
1612 * * EGL_WIDTH & EGL_HEIGHT: The logical dimensions of the buffer in pixels
1614 * * EGL_LINUX_DRM_FOURCC_EXT: The pixel format of the buffer, as specified
1615 * by drm_fourcc.h and used as the pixel_format parameter of the
1616 * drm_mode_fb_cmd2 ioctl."
1620 * "* If <target> is EGL_LINUX_DMA_BUF_EXT, and the list of attributes is
1621 * incomplete, EGL_BAD_PARAMETER is generated."
1623 if (attrs
->Width
<= 0 || attrs
->Height
<= 0 ||
1624 !attrs
->DMABufFourCC
.IsPresent
) {
1625 _eglError(EGL_BAD_PARAMETER
, "attribute(s) missing");
1632 * "If <target> is EGL_LINUX_DMA_BUF_EXT and one or more of the values
1633 * specified for a plane's pitch or offset isn't supported by EGL,
1634 * EGL_BAD_ACCESS is generated."
1636 for (i
= 0; i
< ARRAY_SIZE(attrs
->DMABufPlanePitches
); ++i
) {
1637 if (attrs
->DMABufPlanePitches
[i
].IsPresent
&&
1638 attrs
->DMABufPlanePitches
[i
].Value
<= 0) {
1639 _eglError(EGL_BAD_ACCESS
, "invalid pitch");
1647 /* Returns the total number of file descriptors. Zero indicates an error. */
1649 dri2_check_dma_buf_format(const _EGLImageAttribs
*attrs
)
1651 unsigned i
, plane_n
;
1653 switch (attrs
->DMABufFourCC
.Value
) {
1654 case DRM_FORMAT_RGB332
:
1655 case DRM_FORMAT_BGR233
:
1656 case DRM_FORMAT_XRGB4444
:
1657 case DRM_FORMAT_XBGR4444
:
1658 case DRM_FORMAT_RGBX4444
:
1659 case DRM_FORMAT_BGRX4444
:
1660 case DRM_FORMAT_ARGB4444
:
1661 case DRM_FORMAT_ABGR4444
:
1662 case DRM_FORMAT_RGBA4444
:
1663 case DRM_FORMAT_BGRA4444
:
1664 case DRM_FORMAT_XRGB1555
:
1665 case DRM_FORMAT_XBGR1555
:
1666 case DRM_FORMAT_RGBX5551
:
1667 case DRM_FORMAT_BGRX5551
:
1668 case DRM_FORMAT_ARGB1555
:
1669 case DRM_FORMAT_ABGR1555
:
1670 case DRM_FORMAT_RGBA5551
:
1671 case DRM_FORMAT_BGRA5551
:
1672 case DRM_FORMAT_RGB565
:
1673 case DRM_FORMAT_BGR565
:
1674 case DRM_FORMAT_RGB888
:
1675 case DRM_FORMAT_BGR888
:
1676 case DRM_FORMAT_XRGB8888
:
1677 case DRM_FORMAT_XBGR8888
:
1678 case DRM_FORMAT_RGBX8888
:
1679 case DRM_FORMAT_BGRX8888
:
1680 case DRM_FORMAT_ARGB8888
:
1681 case DRM_FORMAT_ABGR8888
:
1682 case DRM_FORMAT_RGBA8888
:
1683 case DRM_FORMAT_BGRA8888
:
1684 case DRM_FORMAT_XRGB2101010
:
1685 case DRM_FORMAT_XBGR2101010
:
1686 case DRM_FORMAT_RGBX1010102
:
1687 case DRM_FORMAT_BGRX1010102
:
1688 case DRM_FORMAT_ARGB2101010
:
1689 case DRM_FORMAT_ABGR2101010
:
1690 case DRM_FORMAT_RGBA1010102
:
1691 case DRM_FORMAT_BGRA1010102
:
1692 case DRM_FORMAT_YUYV
:
1693 case DRM_FORMAT_YVYU
:
1694 case DRM_FORMAT_UYVY
:
1695 case DRM_FORMAT_VYUY
:
1698 case DRM_FORMAT_NV12
:
1699 case DRM_FORMAT_NV21
:
1700 case DRM_FORMAT_NV16
:
1701 case DRM_FORMAT_NV61
:
1704 case DRM_FORMAT_YUV410
:
1705 case DRM_FORMAT_YVU410
:
1706 case DRM_FORMAT_YUV411
:
1707 case DRM_FORMAT_YVU411
:
1708 case DRM_FORMAT_YUV420
:
1709 case DRM_FORMAT_YVU420
:
1710 case DRM_FORMAT_YUV422
:
1711 case DRM_FORMAT_YVU422
:
1712 case DRM_FORMAT_YUV444
:
1713 case DRM_FORMAT_YVU444
:
1717 _eglError(EGL_BAD_ATTRIBUTE
, "invalid format");
1724 * "* If <target> is EGL_LINUX_DMA_BUF_EXT, and the list of attributes is
1725 * incomplete, EGL_BAD_PARAMETER is generated."
1727 for (i
= 0; i
< plane_n
; ++i
) {
1728 if (!attrs
->DMABufPlaneFds
[i
].IsPresent
||
1729 !attrs
->DMABufPlaneOffsets
[i
].IsPresent
||
1730 !attrs
->DMABufPlanePitches
[i
].IsPresent
) {
1731 _eglError(EGL_BAD_PARAMETER
, "plane attribute(s) missing");
1737 * The spec also says:
1739 * "If <target> is EGL_LINUX_DMA_BUF_EXT, and the EGL_LINUX_DRM_FOURCC_EXT
1740 * attribute indicates a single-plane format, EGL_BAD_ATTRIBUTE is
1741 * generated if any of the EGL_DMA_BUF_PLANE1_* or EGL_DMA_BUF_PLANE2_*
1742 * attributes are specified."
1744 for (i
= plane_n
; i
< 3; ++i
) {
1745 if (attrs
->DMABufPlaneFds
[i
].IsPresent
||
1746 attrs
->DMABufPlaneOffsets
[i
].IsPresent
||
1747 attrs
->DMABufPlanePitches
[i
].IsPresent
) {
1748 _eglError(EGL_BAD_ATTRIBUTE
, "too many plane attributes");
1759 * "If eglCreateImageKHR is successful for a EGL_LINUX_DMA_BUF_EXT target, the
1760 * EGL will take a reference to the dma_buf(s) which it will release at any
1761 * time while the EGLDisplay is initialized. It is the responsibility of the
1762 * application to close the dma_buf file descriptors."
1764 * Therefore we must never close or otherwise modify the file descriptors.
1767 dri2_create_image_dma_buf(_EGLDisplay
*disp
, _EGLContext
*ctx
,
1768 EGLClientBuffer buffer
, const EGLint
*attr_list
)
1770 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1773 _EGLImageAttribs attrs
;
1774 __DRIimage
*dri_image
;
1785 * ""* If <target> is EGL_LINUX_DMA_BUF_EXT and <buffer> is not NULL, the
1786 * error EGL_BAD_PARAMETER is generated."
1788 if (buffer
!= NULL
) {
1789 _eglError(EGL_BAD_PARAMETER
, "buffer not NULL");
1793 err
= _eglParseImageAttribList(&attrs
, disp
, attr_list
);
1794 if (err
!= EGL_SUCCESS
) {
1795 _eglError(err
, "bad attribute");
1799 if (!dri2_check_dma_buf_attribs(&attrs
))
1802 num_fds
= dri2_check_dma_buf_format(&attrs
);
1806 for (i
= 0; i
< num_fds
; ++i
) {
1807 fds
[i
] = attrs
.DMABufPlaneFds
[i
].Value
;
1808 pitches
[i
] = attrs
.DMABufPlanePitches
[i
].Value
;
1809 offsets
[i
] = attrs
.DMABufPlaneOffsets
[i
].Value
;
1813 dri2_dpy
->image
->createImageFromDmaBufs(dri2_dpy
->dri_screen
,
1814 attrs
.Width
, attrs
.Height
, attrs
.DMABufFourCC
.Value
,
1815 fds
, num_fds
, pitches
, offsets
,
1816 attrs
.DMABufYuvColorSpaceHint
.Value
,
1817 attrs
.DMABufSampleRangeHint
.Value
,
1818 attrs
.DMABufChromaHorizontalSiting
.Value
,
1819 attrs
.DMABufChromaVerticalSiting
.Value
,
1822 dri2_create_image_khr_texture_error(error
);
1825 return EGL_NO_IMAGE_KHR
;
1827 res
= dri2_create_image_from_dri(disp
, dri_image
);
1834 dri2_create_image_khr(_EGLDriver
*drv
, _EGLDisplay
*disp
,
1835 _EGLContext
*ctx
, EGLenum target
,
1836 EGLClientBuffer buffer
, const EGLint
*attr_list
)
1841 case EGL_GL_TEXTURE_2D_KHR
:
1842 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_X_KHR
:
1843 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_X_KHR
:
1844 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_Y_KHR
:
1845 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_Y_KHR
:
1846 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_Z_KHR
:
1847 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_KHR
:
1848 return dri2_create_image_khr_texture(disp
, ctx
, target
, buffer
, attr_list
);
1849 case EGL_GL_RENDERBUFFER_KHR
:
1850 return dri2_create_image_khr_renderbuffer(disp
, ctx
, buffer
, attr_list
);
1852 case EGL_DRM_BUFFER_MESA
:
1853 return dri2_create_image_mesa_drm_buffer(disp
, ctx
, buffer
, attr_list
);
1855 #ifdef HAVE_WAYLAND_PLATFORM
1856 case EGL_WAYLAND_BUFFER_WL
:
1857 return dri2_create_image_wayland_wl_buffer(disp
, ctx
, buffer
, attr_list
);
1860 case EGL_LINUX_DMA_BUF_EXT
:
1861 return dri2_create_image_dma_buf(disp
, ctx
, buffer
, attr_list
);
1864 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_khr");
1865 return EGL_NO_IMAGE_KHR
;
1870 dri2_destroy_image_khr(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLImage
*image
)
1872 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1873 struct dri2_egl_image
*dri2_img
= dri2_egl_image(image
);
1877 dri2_dpy
->image
->destroyImage(dri2_img
->dri_image
);
1885 dri2_create_drm_image_mesa(_EGLDriver
*drv
, _EGLDisplay
*disp
,
1886 const EGLint
*attr_list
)
1888 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1889 struct dri2_egl_image
*dri2_img
;
1890 _EGLImageAttribs attrs
;
1891 unsigned int dri_use
, valid_mask
;
1893 EGLint err
= EGL_SUCCESS
;
1897 dri2_img
= malloc(sizeof *dri2_img
);
1899 _eglError(EGL_BAD_ALLOC
, "dri2_create_image_khr");
1900 return EGL_NO_IMAGE_KHR
;
1904 err
= EGL_BAD_PARAMETER
;
1908 if (!_eglInitImage(&dri2_img
->base
, disp
)) {
1909 err
= EGL_BAD_PARAMETER
;
1913 err
= _eglParseImageAttribList(&attrs
, disp
, attr_list
);
1914 if (err
!= EGL_SUCCESS
)
1917 if (attrs
.Width
<= 0 || attrs
.Height
<= 0) {
1918 _eglLog(_EGL_WARNING
, "bad width or height (%dx%d)",
1919 attrs
.Width
, attrs
.Height
);
1923 switch (attrs
.DRMBufferFormatMESA
) {
1924 case EGL_DRM_BUFFER_FORMAT_ARGB32_MESA
:
1925 format
= __DRI_IMAGE_FORMAT_ARGB8888
;
1928 _eglLog(_EGL_WARNING
, "bad image format value 0x%04x",
1929 attrs
.DRMBufferFormatMESA
);
1934 EGL_DRM_BUFFER_USE_SCANOUT_MESA
|
1935 EGL_DRM_BUFFER_USE_SHARE_MESA
|
1936 EGL_DRM_BUFFER_USE_CURSOR_MESA
;
1937 if (attrs
.DRMBufferUseMESA
& ~valid_mask
) {
1938 _eglLog(_EGL_WARNING
, "bad image use bit 0x%04x",
1939 attrs
.DRMBufferUseMESA
& ~valid_mask
);
1944 if (attrs
.DRMBufferUseMESA
& EGL_DRM_BUFFER_USE_SHARE_MESA
)
1945 dri_use
|= __DRI_IMAGE_USE_SHARE
;
1946 if (attrs
.DRMBufferUseMESA
& EGL_DRM_BUFFER_USE_SCANOUT_MESA
)
1947 dri_use
|= __DRI_IMAGE_USE_SCANOUT
;
1948 if (attrs
.DRMBufferUseMESA
& EGL_DRM_BUFFER_USE_CURSOR_MESA
)
1949 dri_use
|= __DRI_IMAGE_USE_CURSOR
;
1951 dri2_img
->dri_image
=
1952 dri2_dpy
->image
->createImage(dri2_dpy
->dri_screen
,
1953 attrs
.Width
, attrs
.Height
,
1954 format
, dri_use
, dri2_img
);
1955 if (dri2_img
->dri_image
== NULL
) {
1956 err
= EGL_BAD_ALLOC
;
1960 return &dri2_img
->base
;
1964 _eglError(err
, "dri2_create_drm_image_mesa");
1966 return EGL_NO_IMAGE_KHR
;
1970 dri2_export_drm_image_mesa(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLImage
*img
,
1971 EGLint
*name
, EGLint
*handle
, EGLint
*stride
)
1973 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1974 struct dri2_egl_image
*dri2_img
= dri2_egl_image(img
);
1978 if (name
&& !dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
1979 __DRI_IMAGE_ATTRIB_NAME
, name
)) {
1980 _eglError(EGL_BAD_ALLOC
, "dri2_export_drm_image_mesa");
1985 dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
1986 __DRI_IMAGE_ATTRIB_HANDLE
, handle
);
1989 dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
1990 __DRI_IMAGE_ATTRIB_STRIDE
, stride
);
1996 dri2_export_dma_buf_image_query_mesa(_EGLDriver
*drv
, _EGLDisplay
*disp
,
1998 EGLint
*fourcc
, EGLint
*nplanes
,
1999 EGLuint64MESA
*modifiers
)
2001 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2002 struct dri2_egl_image
*dri2_img
= dri2_egl_image(img
);
2008 dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
2009 __DRI_IMAGE_ATTRIB_NUM_PLANES
, nplanes
);
2011 dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
2012 __DRI_IMAGE_ATTRIB_FOURCC
, fourcc
);
2021 dri2_export_dma_buf_image_mesa(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLImage
*img
,
2022 int *fds
, EGLint
*strides
, EGLint
*offsets
)
2024 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2025 struct dri2_egl_image
*dri2_img
= dri2_egl_image(img
);
2029 /* rework later to provide multiple fds/strides/offsets */
2031 dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
2032 __DRI_IMAGE_ATTRIB_FD
, fds
);
2035 dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
2036 __DRI_IMAGE_ATTRIB_STRIDE
, strides
);
2045 #ifdef HAVE_WAYLAND_PLATFORM
2048 dri2_wl_reference_buffer(void *user_data
, uint32_t name
, int fd
,
2049 struct wl_drm_buffer
*buffer
)
2051 _EGLDisplay
*disp
= user_data
;
2052 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2054 int i
, dri_components
= 0;
2057 img
= dri2_dpy
->image
->createImageFromNames(dri2_dpy
->dri_screen
,
2066 img
= dri2_dpy
->image
->createImageFromFds(dri2_dpy
->dri_screen
,
2078 dri2_dpy
->image
->queryImage(img
, __DRI_IMAGE_ATTRIB_COMPONENTS
, &dri_components
);
2080 buffer
->driver_format
= NULL
;
2081 for (i
= 0; i
< ARRAY_SIZE(wl_drm_components
); i
++)
2082 if (wl_drm_components
[i
].dri_components
== dri_components
)
2083 buffer
->driver_format
= &wl_drm_components
[i
];
2085 if (buffer
->driver_format
== NULL
)
2086 dri2_dpy
->image
->destroyImage(img
);
2088 buffer
->driver_buffer
= img
;
2092 dri2_wl_release_buffer(void *user_data
, struct wl_drm_buffer
*buffer
)
2094 _EGLDisplay
*disp
= user_data
;
2095 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2097 dri2_dpy
->image
->destroyImage(buffer
->driver_buffer
);
2100 static struct wayland_drm_callbacks wl_drm_callbacks
= {
2101 .authenticate
= NULL
,
2102 .reference_buffer
= dri2_wl_reference_buffer
,
2103 .release_buffer
= dri2_wl_release_buffer
2107 dri2_bind_wayland_display_wl(_EGLDriver
*drv
, _EGLDisplay
*disp
,
2108 struct wl_display
*wl_dpy
)
2110 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2116 if (dri2_dpy
->wl_server_drm
)
2119 wl_drm_callbacks
.authenticate
=
2120 (int(*)(void *, uint32_t)) dri2_dpy
->vtbl
->authenticate
;
2123 if (drmGetCap(dri2_dpy
->fd
, DRM_CAP_PRIME
, &cap
) == 0 &&
2124 cap
== (DRM_PRIME_CAP_IMPORT
| DRM_PRIME_CAP_EXPORT
) &&
2125 dri2_dpy
->image
->base
.version
>= 7 &&
2126 dri2_dpy
->image
->createImageFromFds
!= NULL
)
2127 flags
|= WAYLAND_DRM_PRIME
;
2130 dri2_dpy
->wl_server_drm
=
2131 wayland_drm_init(wl_dpy
, dri2_dpy
->device_name
,
2132 &wl_drm_callbacks
, disp
, flags
);
2134 if (!dri2_dpy
->wl_server_drm
)
2137 #ifdef HAVE_DRM_PLATFORM
2138 /* We have to share the wl_drm instance with gbm, so gbm can convert
2139 * wl_buffers to gbm bos. */
2140 if (dri2_dpy
->gbm_dri
)
2141 dri2_dpy
->gbm_dri
->wl_drm
= dri2_dpy
->wl_server_drm
;
2148 dri2_unbind_wayland_display_wl(_EGLDriver
*drv
, _EGLDisplay
*disp
,
2149 struct wl_display
*wl_dpy
)
2151 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2155 if (!dri2_dpy
->wl_server_drm
)
2158 wayland_drm_uninit(dri2_dpy
->wl_server_drm
);
2159 dri2_dpy
->wl_server_drm
= NULL
;
2165 dri2_query_wayland_buffer_wl(_EGLDriver
*drv
, _EGLDisplay
*disp
,
2166 struct wl_resource
*buffer_resource
,
2167 EGLint attribute
, EGLint
*value
)
2169 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2170 struct wl_drm_buffer
*buffer
;
2171 const struct wl_drm_components_descriptor
*format
;
2173 buffer
= wayland_drm_buffer_get(dri2_dpy
->wl_server_drm
, buffer_resource
);
2177 format
= buffer
->driver_format
;
2178 switch (attribute
) {
2179 case EGL_TEXTURE_FORMAT
:
2180 *value
= format
->components
;
2183 *value
= buffer
->width
;
2186 *value
= buffer
->height
;
2195 dri2_egl_ref_sync(struct dri2_egl_sync
*sync
)
2197 p_atomic_inc(&sync
->refcount
);
2201 dri2_egl_unref_sync(struct dri2_egl_display
*dri2_dpy
,
2202 struct dri2_egl_sync
*dri2_sync
)
2204 if (p_atomic_dec_zero(&dri2_sync
->refcount
)) {
2205 dri2_dpy
->fence
->destroy_fence(dri2_dpy
->dri_screen
, dri2_sync
->fence
);
2211 dri2_create_sync(_EGLDriver
*drv
, _EGLDisplay
*dpy
,
2212 EGLenum type
, const EGLint
*attrib_list
,
2213 const EGLAttribKHR
*attrib_list64
)
2215 _EGLContext
*ctx
= _eglGetCurrentContext();
2216 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
2217 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
2218 struct dri2_egl_sync
*dri2_sync
;
2220 dri2_sync
= calloc(1, sizeof(struct dri2_egl_sync
));
2222 _eglError(EGL_BAD_ALLOC
, "eglCreateSyncKHR");
2226 if (!_eglInitSync(&dri2_sync
->base
, dpy
, type
, attrib_list
,
2233 case EGL_SYNC_FENCE_KHR
:
2234 dri2_sync
->fence
= dri2_dpy
->fence
->create_fence(dri2_ctx
->dri_context
);
2237 case EGL_SYNC_CL_EVENT_KHR
:
2238 dri2_sync
->fence
= dri2_dpy
->fence
->get_fence_from_cl_event(
2239 dri2_dpy
->dri_screen
,
2240 dri2_sync
->base
.CLEvent
);
2241 /* this can only happen if the cl_event passed in is invalid. */
2242 if (!dri2_sync
->fence
) {
2243 _eglError(EGL_BAD_ATTRIBUTE
, "eglCreateSyncKHR");
2248 /* the initial status must be "signaled" if the cl_event is signaled */
2249 if (dri2_dpy
->fence
->client_wait_sync(dri2_ctx
->dri_context
,
2250 dri2_sync
->fence
, 0, 0))
2251 dri2_sync
->base
.SyncStatus
= EGL_SIGNALED_KHR
;
2255 p_atomic_set(&dri2_sync
->refcount
, 1);
2256 return &dri2_sync
->base
;
2260 dri2_destroy_sync(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLSync
*sync
)
2262 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
2263 struct dri2_egl_sync
*dri2_sync
= dri2_egl_sync(sync
);
2265 dri2_egl_unref_sync(dri2_dpy
, dri2_sync
);
2270 dri2_client_wait_sync(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLSync
*sync
,
2271 EGLint flags
, EGLTimeKHR timeout
)
2273 _EGLContext
*ctx
= _eglGetCurrentContext();
2274 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
2275 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
2276 struct dri2_egl_sync
*dri2_sync
= dri2_egl_sync(sync
);
2277 unsigned wait_flags
= 0;
2278 EGLint ret
= EGL_CONDITION_SATISFIED_KHR
;
2280 if (flags
& EGL_SYNC_FLUSH_COMMANDS_BIT_KHR
)
2281 wait_flags
|= __DRI2_FENCE_FLAG_FLUSH_COMMANDS
;
2283 /* the sync object should take a reference while waiting */
2284 dri2_egl_ref_sync(dri2_sync
);
2286 if (dri2_dpy
->fence
->client_wait_sync(dri2_ctx
->dri_context
,
2287 dri2_sync
->fence
, wait_flags
,
2289 dri2_sync
->base
.SyncStatus
= EGL_SIGNALED_KHR
;
2291 ret
= EGL_TIMEOUT_EXPIRED_KHR
;
2293 dri2_egl_unref_sync(dri2_dpy
, dri2_sync
);
2298 dri2_server_wait_sync(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLSync
*sync
)
2300 _EGLContext
*ctx
= _eglGetCurrentContext();
2301 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
2302 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
2303 struct dri2_egl_sync
*dri2_sync
= dri2_egl_sync(sync
);
2305 dri2_dpy
->fence
->server_wait_sync(dri2_ctx
->dri_context
,
2306 dri2_sync
->fence
, 0);
2311 dri2_unload(_EGLDriver
*drv
)
2313 struct dri2_egl_driver
*dri2_drv
= dri2_egl_driver(drv
);
2315 if (dri2_drv
->handle
)
2316 dlclose(dri2_drv
->handle
);
2321 dri2_load(_EGLDriver
*drv
)
2323 struct dri2_egl_driver
*dri2_drv
= dri2_egl_driver(drv
);
2324 #ifdef HAVE_SHARED_GLAPI
2325 #ifdef HAVE_ANDROID_PLATFORM
2326 const char *libname
= "libglapi.so";
2328 const char *libname
= "libglapi.so.0";
2332 * Both libGL.so and libglapi.so are glapi providers. There is no way to
2333 * tell which one to load.
2335 const char *libname
= NULL
;
2339 /* RTLD_GLOBAL to make sure glapi symbols are visible to DRI drivers */
2340 handle
= dlopen(libname
, RTLD_LAZY
| RTLD_GLOBAL
);
2342 dri2_drv
->get_proc_address
= (_EGLProc (*)(const char *))
2343 dlsym(handle
, "_glapi_get_proc_address");
2344 if (!dri2_drv
->get_proc_address
|| !libname
) {
2345 /* no need to keep a reference */
2351 /* if glapi is not available, loading DRI drivers will fail */
2352 if (!dri2_drv
->get_proc_address
) {
2353 _eglLog(_EGL_WARNING
, "DRI2: failed to find _glapi_get_proc_address");
2357 dri2_drv
->glFlush
= (void (*)(void))
2358 dri2_drv
->get_proc_address("glFlush");
2360 dri2_drv
->handle
= handle
;
2366 * This is the main entrypoint into the driver, called by libEGL.
2367 * Create a new _EGLDriver object and init its dispatch table.
2370 _eglBuiltInDriverDRI2(const char *args
)
2372 struct dri2_egl_driver
*dri2_drv
;
2376 dri2_drv
= calloc(1, sizeof *dri2_drv
);
2380 if (!dri2_load(&dri2_drv
->base
)) {
2385 _eglInitDriverFallbacks(&dri2_drv
->base
);
2386 dri2_drv
->base
.API
.Initialize
= dri2_initialize
;
2387 dri2_drv
->base
.API
.Terminate
= dri2_terminate
;
2388 dri2_drv
->base
.API
.CreateContext
= dri2_create_context
;
2389 dri2_drv
->base
.API
.DestroyContext
= dri2_destroy_context
;
2390 dri2_drv
->base
.API
.MakeCurrent
= dri2_make_current
;
2391 dri2_drv
->base
.API
.CreateWindowSurface
= dri2_create_window_surface
;
2392 dri2_drv
->base
.API
.CreatePixmapSurface
= dri2_create_pixmap_surface
;
2393 dri2_drv
->base
.API
.CreatePbufferSurface
= dri2_create_pbuffer_surface
;
2394 dri2_drv
->base
.API
.DestroySurface
= dri2_destroy_surface
;
2395 dri2_drv
->base
.API
.GetProcAddress
= dri2_get_proc_address
;
2396 dri2_drv
->base
.API
.WaitClient
= dri2_wait_client
;
2397 dri2_drv
->base
.API
.WaitNative
= dri2_wait_native
;
2398 dri2_drv
->base
.API
.BindTexImage
= dri2_bind_tex_image
;
2399 dri2_drv
->base
.API
.ReleaseTexImage
= dri2_release_tex_image
;
2400 dri2_drv
->base
.API
.SwapInterval
= dri2_swap_interval
;
2401 dri2_drv
->base
.API
.SwapBuffers
= dri2_swap_buffers
;
2402 dri2_drv
->base
.API
.SwapBuffersWithDamageEXT
= dri2_swap_buffers_with_damage
;
2403 dri2_drv
->base
.API
.SwapBuffersRegionNOK
= dri2_swap_buffers_region
;
2404 dri2_drv
->base
.API
.PostSubBufferNV
= dri2_post_sub_buffer
;
2405 dri2_drv
->base
.API
.CopyBuffers
= dri2_copy_buffers
,
2406 dri2_drv
->base
.API
.QueryBufferAge
= dri2_query_buffer_age
;
2407 dri2_drv
->base
.API
.CreateImageKHR
= dri2_create_image
;
2408 dri2_drv
->base
.API
.DestroyImageKHR
= dri2_destroy_image_khr
;
2409 dri2_drv
->base
.API
.CreateWaylandBufferFromImageWL
= dri2_create_wayland_buffer_from_image
;
2411 dri2_drv
->base
.API
.CreateDRMImageMESA
= dri2_create_drm_image_mesa
;
2412 dri2_drv
->base
.API
.ExportDRMImageMESA
= dri2_export_drm_image_mesa
;
2413 dri2_drv
->base
.API
.ExportDMABUFImageQueryMESA
= dri2_export_dma_buf_image_query_mesa
;
2414 dri2_drv
->base
.API
.ExportDMABUFImageMESA
= dri2_export_dma_buf_image_mesa
;
2416 #ifdef HAVE_WAYLAND_PLATFORM
2417 dri2_drv
->base
.API
.BindWaylandDisplayWL
= dri2_bind_wayland_display_wl
;
2418 dri2_drv
->base
.API
.UnbindWaylandDisplayWL
= dri2_unbind_wayland_display_wl
;
2419 dri2_drv
->base
.API
.QueryWaylandBufferWL
= dri2_query_wayland_buffer_wl
;
2421 dri2_drv
->base
.API
.GetSyncValuesCHROMIUM
= dri2_get_sync_values_chromium
;
2422 dri2_drv
->base
.API
.CreateSyncKHR
= dri2_create_sync
;
2423 dri2_drv
->base
.API
.ClientWaitSyncKHR
= dri2_client_wait_sync
;
2424 dri2_drv
->base
.API
.WaitSyncKHR
= dri2_server_wait_sync
;
2425 dri2_drv
->base
.API
.DestroySyncKHR
= dri2_destroy_sync
;
2427 dri2_drv
->base
.Name
= "DRI2";
2428 dri2_drv
->base
.Unload
= dri2_unload
;
2430 return &dri2_drv
->base
;