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 <c11/threads.h>
45 #include <drm_fourcc.h>
48 #include <GL/internal/dri_interface.h>
49 #include "GL/mesa_glinterop.h"
50 #include <sys/types.h>
53 #ifdef HAVE_WAYLAND_PLATFORM
54 #include "wayland-drm.h"
55 #include "wayland-drm-client-protocol.h"
58 #ifdef HAVE_X11_PLATFORM
59 #include "X11/Xlibint.h"
63 #include "loader/loader.h"
64 #include "util/u_atomic.h"
66 /* The kernel header drm_fourcc.h defines the DRM formats below. We duplicate
67 * some of the definitions here so that building Mesa won't bleeding-edge
71 #define DRM_FORMAT_R8 fourcc_code('R', '8', ' ', ' ') /* [7:0] R */
74 #ifndef DRM_FORMAT_RG88
75 #define DRM_FORMAT_RG88 fourcc_code('R', 'G', '8', '8') /* [15:0] R:G 8:8 little endian */
78 #ifndef DRM_FORMAT_GR88
79 #define DRM_FORMAT_GR88 fourcc_code('G', 'R', '8', '8') /* [15:0] G:R 8:8 little endian */
82 #ifndef DRM_FORMAT_R16
83 #define DRM_FORMAT_R16 fourcc_code('R', '1', '6', ' ') /* [15:0] R 16 little endian */
86 #ifndef DRM_FORMAT_GR1616
87 #define DRM_FORMAT_GR1616 fourcc_code('G', 'R', '3', '2') /* [31:0] R:G 16:16 little endian */
90 #ifndef DRM_FORMAT_MOD_INVALID
91 #define DRM_FORMAT_MOD_INVALID ((1ULL<<56) - 1)
95 dri_set_background_context(void *loaderPrivate
)
97 _EGLContext
*ctx
= _eglGetCurrentContext();
98 _EGLThreadInfo
*t
= _eglGetCurrentThread();
100 _eglBindContextToThread(ctx
, t
);
104 dri_is_thread_safe(void *loaderPrivate
)
106 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
107 _EGLDisplay
*display
= dri2_surf
->base
.Resource
.Display
;
109 #ifdef HAVE_X11_PLATFORM
110 Display
*xdpy
= (Display
*)display
->PlatformDisplay
;
112 /* Check Xlib is running in thread safe mode when running on EGL/X11-xlib
115 * 'lock_fns' is the XLockDisplay function pointer of the X11 display 'dpy'.
116 * It wll be NULL if XInitThreads wasn't called.
118 if (display
->Platform
== _EGL_PLATFORM_X11
&& xdpy
&& !xdpy
->lock_fns
)
122 #ifdef HAVE_WAYLAND_PLATFORM
123 if (display
->Platform
== _EGL_PLATFORM_WAYLAND
)
130 const __DRIbackgroundCallableExtension background_callable_extension
= {
131 .base
= { __DRI_BACKGROUND_CALLABLE
, 2 },
133 .setBackgroundContext
= dri_set_background_context
,
134 .isThreadSafe
= dri_is_thread_safe
,
137 const __DRIuseInvalidateExtension use_invalidate
= {
138 .base
= { __DRI_USE_INVALIDATE
, 1 }
141 static const EGLint dri2_to_egl_attribute_map
[__DRI_ATTRIB_MAX
] = {
142 [__DRI_ATTRIB_BUFFER_SIZE
] = EGL_BUFFER_SIZE
,
143 [__DRI_ATTRIB_LEVEL
] = EGL_LEVEL
,
144 [__DRI_ATTRIB_RED_SIZE
] = EGL_RED_SIZE
,
145 [__DRI_ATTRIB_GREEN_SIZE
] = EGL_GREEN_SIZE
,
146 [__DRI_ATTRIB_BLUE_SIZE
] = EGL_BLUE_SIZE
,
147 [__DRI_ATTRIB_LUMINANCE_SIZE
] = EGL_LUMINANCE_SIZE
,
148 [__DRI_ATTRIB_ALPHA_SIZE
] = EGL_ALPHA_SIZE
,
149 [__DRI_ATTRIB_DEPTH_SIZE
] = EGL_DEPTH_SIZE
,
150 [__DRI_ATTRIB_STENCIL_SIZE
] = EGL_STENCIL_SIZE
,
151 [__DRI_ATTRIB_SAMPLE_BUFFERS
] = EGL_SAMPLE_BUFFERS
,
152 [__DRI_ATTRIB_SAMPLES
] = EGL_SAMPLES
,
153 [__DRI_ATTRIB_MAX_PBUFFER_WIDTH
] = EGL_MAX_PBUFFER_WIDTH
,
154 [__DRI_ATTRIB_MAX_PBUFFER_HEIGHT
] = EGL_MAX_PBUFFER_HEIGHT
,
155 [__DRI_ATTRIB_MAX_PBUFFER_PIXELS
] = EGL_MAX_PBUFFER_PIXELS
,
156 [__DRI_ATTRIB_MAX_SWAP_INTERVAL
] = EGL_MAX_SWAP_INTERVAL
,
157 [__DRI_ATTRIB_MIN_SWAP_INTERVAL
] = EGL_MIN_SWAP_INTERVAL
,
158 [__DRI_ATTRIB_YINVERTED
] = EGL_Y_INVERTED_NOK
,
162 dri2_get_dri_config(struct dri2_egl_config
*conf
, EGLint surface_type
,
165 const bool double_buffer
= surface_type
== EGL_WINDOW_BIT
;
166 const bool srgb
= colorspace
== EGL_GL_COLORSPACE_SRGB_KHR
;
168 return conf
->dri_config
[double_buffer
][srgb
];
172 dri2_match_config(const _EGLConfig
*conf
, const _EGLConfig
*criteria
)
174 if (_eglCompareConfigs(conf
, criteria
, NULL
, EGL_FALSE
) != 0)
177 if (!_eglMatchConfig(conf
, criteria
))
183 struct dri2_egl_config
*
184 dri2_add_config(_EGLDisplay
*disp
, const __DRIconfig
*dri_config
, int id
,
185 EGLint surface_type
, const EGLint
*attr_list
,
186 const unsigned int *rgba_masks
)
188 struct dri2_egl_config
*conf
;
189 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
191 unsigned int attrib
, value
, double_buffer
;
193 EGLint key
, bind_to_texture_rgb
, bind_to_texture_rgba
;
194 unsigned int dri_masks
[4] = { 0, 0, 0, 0 };
195 _EGLConfig
*matching_config
;
196 EGLint num_configs
= 0;
199 _eglInitConfig(&base
, disp
, id
);
202 bind_to_texture_rgb
= 0;
203 bind_to_texture_rgba
= 0;
205 for (int i
= 0; dri2_dpy
->core
->indexConfigAttrib(dri_config
, i
, &attrib
,
208 case __DRI_ATTRIB_RENDER_TYPE
:
209 if (value
& __DRI_ATTRIB_RGBA_BIT
)
210 value
= EGL_RGB_BUFFER
;
211 else if (value
& __DRI_ATTRIB_LUMINANCE_BIT
)
212 value
= EGL_LUMINANCE_BUFFER
;
215 _eglSetConfigKey(&base
, EGL_COLOR_BUFFER_TYPE
, value
);
218 case __DRI_ATTRIB_CONFIG_CAVEAT
:
219 if (value
& __DRI_ATTRIB_NON_CONFORMANT_CONFIG
)
220 value
= EGL_NON_CONFORMANT_CONFIG
;
221 else if (value
& __DRI_ATTRIB_SLOW_BIT
)
222 value
= EGL_SLOW_CONFIG
;
225 _eglSetConfigKey(&base
, EGL_CONFIG_CAVEAT
, value
);
228 case __DRI_ATTRIB_BIND_TO_TEXTURE_RGB
:
229 bind_to_texture_rgb
= value
;
232 case __DRI_ATTRIB_BIND_TO_TEXTURE_RGBA
:
233 bind_to_texture_rgba
= value
;
236 case __DRI_ATTRIB_DOUBLE_BUFFER
:
237 double_buffer
= value
;
240 case __DRI_ATTRIB_RED_MASK
:
241 dri_masks
[0] = value
;
244 case __DRI_ATTRIB_GREEN_MASK
:
245 dri_masks
[1] = value
;
248 case __DRI_ATTRIB_BLUE_MASK
:
249 dri_masks
[2] = value
;
252 case __DRI_ATTRIB_ALPHA_MASK
:
253 dri_masks
[3] = value
;
256 case __DRI_ATTRIB_ACCUM_RED_SIZE
:
257 case __DRI_ATTRIB_ACCUM_GREEN_SIZE
:
258 case __DRI_ATTRIB_ACCUM_BLUE_SIZE
:
259 case __DRI_ATTRIB_ACCUM_ALPHA_SIZE
:
260 /* Don't expose visuals with the accumulation buffer. */
265 case __DRI_ATTRIB_FRAMEBUFFER_SRGB_CAPABLE
:
267 if (!disp
->Extensions
.KHR_gl_colorspace
&& srgb
)
271 case __DRI_ATTRIB_MAX_PBUFFER_WIDTH
:
272 _eglSetConfigKey(&base
, EGL_MAX_PBUFFER_WIDTH
,
273 _EGL_MAX_PBUFFER_WIDTH
);
275 case __DRI_ATTRIB_MAX_PBUFFER_HEIGHT
:
276 _eglSetConfigKey(&base
, EGL_MAX_PBUFFER_HEIGHT
,
277 _EGL_MAX_PBUFFER_HEIGHT
);
281 key
= dri2_to_egl_attribute_map
[attrib
];
283 _eglSetConfigKey(&base
, key
, value
);
289 for (int i
= 0; attr_list
[i
] != EGL_NONE
; i
+= 2)
290 _eglSetConfigKey(&base
, attr_list
[i
], attr_list
[i
+1]);
292 if (rgba_masks
&& memcmp(rgba_masks
, dri_masks
, sizeof(dri_masks
)))
295 base
.NativeRenderable
= EGL_TRUE
;
297 base
.SurfaceType
= surface_type
;
298 if (surface_type
& (EGL_PBUFFER_BIT
|
299 (disp
->Extensions
.NOK_texture_from_pixmap
? EGL_PIXMAP_BIT
: 0))) {
300 base
.BindToTextureRGB
= bind_to_texture_rgb
;
301 if (base
.AlphaSize
> 0)
302 base
.BindToTextureRGBA
= bind_to_texture_rgba
;
305 base
.RenderableType
= disp
->ClientAPIs
;
306 base
.Conformant
= disp
->ClientAPIs
;
308 base
.MinSwapInterval
= dri2_dpy
->min_swap_interval
;
309 base
.MaxSwapInterval
= dri2_dpy
->max_swap_interval
;
311 if (!_eglValidateConfig(&base
, EGL_FALSE
)) {
312 _eglLog(_EGL_DEBUG
, "DRI2: failed to validate config %d", id
);
316 config_id
= base
.ConfigID
;
317 base
.ConfigID
= EGL_DONT_CARE
;
318 base
.SurfaceType
= EGL_DONT_CARE
;
319 num_configs
= _eglFilterArray(disp
->Configs
, (void **) &matching_config
, 1,
320 (_EGLArrayForEach
) dri2_match_config
, &base
);
322 if (num_configs
== 1) {
323 conf
= (struct dri2_egl_config
*) matching_config
;
325 if (!conf
->dri_config
[double_buffer
][srgb
])
326 conf
->dri_config
[double_buffer
][srgb
] = dri_config
;
328 /* a similar config type is already added (unlikely) => discard */
331 else if (num_configs
== 0) {
332 conf
= calloc(1, sizeof *conf
);
336 conf
->dri_config
[double_buffer
][srgb
] = dri_config
;
338 memcpy(&conf
->base
, &base
, sizeof base
);
339 conf
->base
.SurfaceType
= 0;
340 conf
->base
.ConfigID
= config_id
;
342 _eglLinkConfig(&conf
->base
);
350 surface_type
&= ~EGL_PIXMAP_BIT
;
353 /* No support for pbuffer + MSAA for now.
355 * XXX TODO: pbuffer + MSAA does not work and causes crashes.
356 * See QT bugreport: https://bugreports.qt.io/browse/QTBUG-47509
359 surface_type
&= ~EGL_PBUFFER_BIT
;
362 conf
->base
.SurfaceType
|= surface_type
;
368 dri2_lookup_egl_image(__DRIscreen
*screen
, void *image
, void *data
)
370 _EGLDisplay
*disp
= data
;
371 struct dri2_egl_image
*dri2_img
;
376 img
= _eglLookupImage(image
, disp
);
378 _eglError(EGL_BAD_PARAMETER
, "dri2_lookup_egl_image");
382 dri2_img
= dri2_egl_image(image
);
384 return dri2_img
->dri_image
;
387 const __DRIimageLookupExtension image_lookup_extension
= {
388 .base
= { __DRI_IMAGE_LOOKUP
, 1 },
390 .lookupEGLImage
= dri2_lookup_egl_image
393 struct dri2_extension_match
{
399 static const struct dri2_extension_match dri3_driver_extensions
[] = {
400 { __DRI_CORE
, 1, offsetof(struct dri2_egl_display
, core
) },
401 { __DRI_IMAGE_DRIVER
, 1, offsetof(struct dri2_egl_display
, image_driver
) },
405 static const struct dri2_extension_match dri2_driver_extensions
[] = {
406 { __DRI_CORE
, 1, offsetof(struct dri2_egl_display
, core
) },
407 { __DRI_DRI2
, 2, offsetof(struct dri2_egl_display
, dri2
) },
411 static const struct dri2_extension_match dri2_core_extensions
[] = {
412 { __DRI2_FLUSH
, 1, offsetof(struct dri2_egl_display
, flush
) },
413 { __DRI_TEX_BUFFER
, 2, offsetof(struct dri2_egl_display
, tex_buffer
) },
414 { __DRI_IMAGE
, 1, offsetof(struct dri2_egl_display
, image
) },
418 static const struct dri2_extension_match swrast_driver_extensions
[] = {
419 { __DRI_CORE
, 1, offsetof(struct dri2_egl_display
, core
) },
420 { __DRI_SWRAST
, 2, offsetof(struct dri2_egl_display
, swrast
) },
424 static const struct dri2_extension_match swrast_core_extensions
[] = {
425 { __DRI_TEX_BUFFER
, 2, offsetof(struct dri2_egl_display
, tex_buffer
) },
429 static const struct dri2_extension_match optional_core_extensions
[] = {
430 { __DRI2_ROBUSTNESS
, 1, offsetof(struct dri2_egl_display
, robustness
) },
431 { __DRI2_CONFIG_QUERY
, 1, offsetof(struct dri2_egl_display
, config
) },
432 { __DRI2_FENCE
, 1, offsetof(struct dri2_egl_display
, fence
) },
433 { __DRI2_RENDERER_QUERY
, 1, offsetof(struct dri2_egl_display
, rendererQuery
) },
434 { __DRI2_INTEROP
, 1, offsetof(struct dri2_egl_display
, interop
) },
439 dri2_bind_extensions(struct dri2_egl_display
*dri2_dpy
,
440 const struct dri2_extension_match
*matches
,
441 const __DRIextension
**extensions
,
447 for (int i
= 0; extensions
[i
]; i
++) {
448 _eglLog(_EGL_DEBUG
, "found extension `%s'", extensions
[i
]->name
);
449 for (int j
= 0; matches
[j
].name
; j
++) {
450 if (strcmp(extensions
[i
]->name
, matches
[j
].name
) == 0 &&
451 extensions
[i
]->version
>= matches
[j
].version
) {
452 field
= ((char *) dri2_dpy
+ matches
[j
].offset
);
453 *(const __DRIextension
**) field
= extensions
[i
];
454 _eglLog(_EGL_INFO
, "found extension %s version %d",
455 extensions
[i
]->name
, extensions
[i
]->version
);
461 for (int j
= 0; matches
[j
].name
; j
++) {
462 field
= ((char *) dri2_dpy
+ matches
[j
].offset
);
463 if (*(const __DRIextension
**) field
== NULL
) {
465 _eglLog(_EGL_DEBUG
, "did not find optional extension %s version %d",
466 matches
[j
].name
, matches
[j
].version
);
468 _eglLog(_EGL_WARNING
, "did not find extension %s version %d",
469 matches
[j
].name
, matches
[j
].version
);
478 static const __DRIextension
**
479 dri2_open_driver(_EGLDisplay
*disp
)
481 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
482 const __DRIextension
**extensions
= NULL
;
483 char path
[PATH_MAX
], *search_paths
, *next
, *end
;
484 char *get_extensions_name
;
485 const __DRIextension
**(*get_extensions
)(void);
488 if (geteuid() == getuid()) {
489 /* don't allow setuid apps to use LIBGL_DRIVERS_PATH */
490 search_paths
= getenv("LIBGL_DRIVERS_PATH");
492 if (search_paths
== NULL
)
493 search_paths
= DEFAULT_DRIVER_DIR
;
495 dri2_dpy
->driver
= NULL
;
496 end
= search_paths
+ strlen(search_paths
);
497 for (char *p
= search_paths
; p
< end
; p
= next
+ 1) {
499 next
= strchr(p
, ':');
505 snprintf(path
, sizeof path
,
506 "%.*s/tls/%s_dri.so", len
, p
, dri2_dpy
->driver_name
);
507 dri2_dpy
->driver
= dlopen(path
, RTLD_NOW
| RTLD_GLOBAL
);
509 if (dri2_dpy
->driver
== NULL
) {
510 snprintf(path
, sizeof path
,
511 "%.*s/%s_dri.so", len
, p
, dri2_dpy
->driver_name
);
512 dri2_dpy
->driver
= dlopen(path
, RTLD_NOW
| RTLD_GLOBAL
);
513 if (dri2_dpy
->driver
== NULL
)
514 _eglLog(_EGL_DEBUG
, "failed to open %s: %s\n", path
, dlerror());
516 /* not need continue to loop all paths once the driver is found */
517 if (dri2_dpy
->driver
!= NULL
)
521 snprintf(path
, sizeof path
, "%.*s/gallium_dri.so", len
, p
);
522 dri2_dpy
->driver
= dlopen(path
, RTLD_NOW
| RTLD_GLOBAL
);
523 if (dri2_dpy
->driver
== NULL
)
524 _eglLog(_EGL_DEBUG
, "failed to open %s: %s\n", path
, dlerror());
530 if (dri2_dpy
->driver
== NULL
) {
531 _eglLog(_EGL_WARNING
,
532 "DRI2: failed to open %s (search paths %s)",
533 dri2_dpy
->driver_name
, search_paths
);
537 _eglLog(_EGL_DEBUG
, "DRI2: dlopen(%s)", path
);
539 get_extensions_name
= loader_get_extensions_name(dri2_dpy
->driver_name
);
540 if (get_extensions_name
) {
541 get_extensions
= dlsym(dri2_dpy
->driver
, get_extensions_name
);
542 if (get_extensions
) {
543 extensions
= get_extensions();
545 _eglLog(_EGL_DEBUG
, "driver does not expose %s(): %s\n",
546 get_extensions_name
, dlerror());
548 free(get_extensions_name
);
552 extensions
= dlsym(dri2_dpy
->driver
, __DRI_DRIVER_EXTENSIONS
);
553 if (extensions
== NULL
) {
554 _eglLog(_EGL_WARNING
,
555 "DRI2: driver exports no extensions (%s)", dlerror());
556 dlclose(dri2_dpy
->driver
);
563 dri2_load_driver_dri3(_EGLDisplay
*disp
)
565 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
566 const __DRIextension
**extensions
;
568 extensions
= dri2_open_driver(disp
);
572 if (!dri2_bind_extensions(dri2_dpy
, dri3_driver_extensions
, extensions
, false)) {
573 dlclose(dri2_dpy
->driver
);
576 dri2_dpy
->driver_extensions
= extensions
;
582 dri2_load_driver(_EGLDisplay
*disp
)
584 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
585 const __DRIextension
**extensions
;
587 extensions
= dri2_open_driver(disp
);
591 if (!dri2_bind_extensions(dri2_dpy
, dri2_driver_extensions
, extensions
, false)) {
592 dlclose(dri2_dpy
->driver
);
595 dri2_dpy
->driver_extensions
= extensions
;
601 dri2_load_driver_swrast(_EGLDisplay
*disp
)
603 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
604 const __DRIextension
**extensions
;
606 extensions
= dri2_open_driver(disp
);
610 if (!dri2_bind_extensions(dri2_dpy
, swrast_driver_extensions
, extensions
, false)) {
611 dlclose(dri2_dpy
->driver
);
614 dri2_dpy
->driver_extensions
= extensions
;
620 dri2_renderer_query_integer(struct dri2_egl_display
*dri2_dpy
, int param
)
622 const __DRI2rendererQueryExtension
*rendererQuery
= dri2_dpy
->rendererQuery
;
623 unsigned int value
= 0;
625 if (!rendererQuery
||
626 rendererQuery
->queryInteger(dri2_dpy
->dri_screen
, param
, &value
) == -1)
633 dri2_setup_screen(_EGLDisplay
*disp
)
635 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
636 unsigned int api_mask
;
638 if (dri2_dpy
->image_driver
) {
639 api_mask
= dri2_dpy
->image_driver
->getAPIMask(dri2_dpy
->dri_screen
);
640 } else if (dri2_dpy
->dri2
) {
641 api_mask
= dri2_dpy
->dri2
->getAPIMask(dri2_dpy
->dri_screen
);
643 assert(dri2_dpy
->swrast
);
644 api_mask
= 1 << __DRI_API_OPENGL
|
645 1 << __DRI_API_GLES
|
646 1 << __DRI_API_GLES2
|
647 1 << __DRI_API_GLES3
;
650 disp
->ClientAPIs
= 0;
651 if ((api_mask
& (1 <<__DRI_API_OPENGL
)) && _eglIsApiValid(EGL_OPENGL_API
))
652 disp
->ClientAPIs
|= EGL_OPENGL_BIT
;
653 if ((api_mask
& (1 << __DRI_API_GLES
)) && _eglIsApiValid(EGL_OPENGL_ES_API
))
654 disp
->ClientAPIs
|= EGL_OPENGL_ES_BIT
;
655 if ((api_mask
& (1 << __DRI_API_GLES2
)) && _eglIsApiValid(EGL_OPENGL_ES_API
))
656 disp
->ClientAPIs
|= EGL_OPENGL_ES2_BIT
;
657 if ((api_mask
& (1 << __DRI_API_GLES3
)) && _eglIsApiValid(EGL_OPENGL_ES_API
))
658 disp
->ClientAPIs
|= EGL_OPENGL_ES3_BIT_KHR
;
660 assert(dri2_dpy
->image_driver
|| dri2_dpy
->dri2
|| dri2_dpy
->swrast
);
661 disp
->Extensions
.KHR_no_config_context
= EGL_TRUE
;
662 disp
->Extensions
.KHR_surfaceless_context
= EGL_TRUE
;
664 if (dri2_renderer_query_integer(dri2_dpy
,
665 __DRI2_RENDERER_HAS_FRAMEBUFFER_SRGB
))
666 disp
->Extensions
.KHR_gl_colorspace
= EGL_TRUE
;
668 if (dri2_dpy
->image_driver
||
669 (dri2_dpy
->dri2
&& dri2_dpy
->dri2
->base
.version
>= 3) ||
670 (dri2_dpy
->swrast
&& dri2_dpy
->swrast
->base
.version
>= 3)) {
671 disp
->Extensions
.KHR_create_context
= EGL_TRUE
;
673 if (dri2_dpy
->robustness
)
674 disp
->Extensions
.EXT_create_context_robustness
= EGL_TRUE
;
677 if (dri2_dpy
->fence
) {
678 disp
->Extensions
.KHR_fence_sync
= EGL_TRUE
;
679 disp
->Extensions
.KHR_wait_sync
= EGL_TRUE
;
680 if (dri2_dpy
->fence
->get_fence_from_cl_event
)
681 disp
->Extensions
.KHR_cl_event2
= EGL_TRUE
;
682 if (dri2_dpy
->fence
->base
.version
>= 2) {
683 unsigned capabilities
=
684 dri2_dpy
->fence
->get_capabilities(dri2_dpy
->dri_screen
);
685 disp
->Extensions
.ANDROID_native_fence_sync
=
686 (capabilities
& __DRI_FENCE_CAP_NATIVE_FD
) != 0;
690 disp
->Extensions
.KHR_reusable_sync
= EGL_TRUE
;
692 if (dri2_dpy
->image
) {
693 if (dri2_dpy
->image
->base
.version
>= 10 &&
694 dri2_dpy
->image
->getCapabilities
!= NULL
) {
697 capabilities
= dri2_dpy
->image
->getCapabilities(dri2_dpy
->dri_screen
);
698 disp
->Extensions
.MESA_drm_image
= (capabilities
& __DRI_IMAGE_CAP_GLOBAL_NAMES
) != 0;
700 if (dri2_dpy
->image
->base
.version
>= 11)
701 disp
->Extensions
.MESA_image_dma_buf_export
= EGL_TRUE
;
703 disp
->Extensions
.MESA_drm_image
= EGL_TRUE
;
704 if (dri2_dpy
->image
->base
.version
>= 11)
705 disp
->Extensions
.MESA_image_dma_buf_export
= EGL_TRUE
;
708 disp
->Extensions
.KHR_image_base
= EGL_TRUE
;
709 disp
->Extensions
.KHR_gl_renderbuffer_image
= EGL_TRUE
;
710 if (dri2_dpy
->image
->base
.version
>= 5 &&
711 dri2_dpy
->image
->createImageFromTexture
) {
712 disp
->Extensions
.KHR_gl_texture_2D_image
= EGL_TRUE
;
713 disp
->Extensions
.KHR_gl_texture_cubemap_image
= EGL_TRUE
;
715 if (dri2_renderer_query_integer(dri2_dpy
,
716 __DRI2_RENDERER_HAS_TEXTURE_3D
))
717 disp
->Extensions
.KHR_gl_texture_3D_image
= EGL_TRUE
;
719 if (dri2_dpy
->image
->base
.version
>= 8 &&
720 dri2_dpy
->image
->createImageFromDmaBufs
) {
721 disp
->Extensions
.EXT_image_dma_buf_import
= EGL_TRUE
;
723 if (dri2_dpy
->image
->base
.version
>= 15 &&
724 dri2_dpy
->image
->createImageFromDmaBufs2
&&
725 dri2_dpy
->image
->queryDmaBufFormats
&&
726 dri2_dpy
->image
->queryDmaBufModifiers
) {
727 disp
->Extensions
.EXT_image_dma_buf_import_modifiers
= EGL_TRUE
;
733 /* All platforms but DRM call this function to create the screen and populate
734 * the driver_configs. DRM inherits that information from its display - GBM.
737 dri2_create_screen(_EGLDisplay
*disp
)
739 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
741 if (dri2_dpy
->image_driver
) {
742 dri2_dpy
->dri_screen
=
743 dri2_dpy
->image_driver
->createNewScreen2(0, dri2_dpy
->fd
,
744 dri2_dpy
->loader_extensions
,
745 dri2_dpy
->driver_extensions
,
746 &dri2_dpy
->driver_configs
,
748 } else if (dri2_dpy
->dri2
) {
749 if (dri2_dpy
->dri2
->base
.version
>= 4) {
750 dri2_dpy
->dri_screen
=
751 dri2_dpy
->dri2
->createNewScreen2(0, dri2_dpy
->fd
,
752 dri2_dpy
->loader_extensions
,
753 dri2_dpy
->driver_extensions
,
754 &dri2_dpy
->driver_configs
, disp
);
756 dri2_dpy
->dri_screen
=
757 dri2_dpy
->dri2
->createNewScreen(0, dri2_dpy
->fd
,
758 dri2_dpy
->loader_extensions
,
759 &dri2_dpy
->driver_configs
, disp
);
762 assert(dri2_dpy
->swrast
);
763 if (dri2_dpy
->swrast
->base
.version
>= 4) {
764 dri2_dpy
->dri_screen
=
765 dri2_dpy
->swrast
->createNewScreen2(0, dri2_dpy
->loader_extensions
,
766 dri2_dpy
->driver_extensions
,
767 &dri2_dpy
->driver_configs
, disp
);
769 dri2_dpy
->dri_screen
=
770 dri2_dpy
->swrast
->createNewScreen(0, dri2_dpy
->loader_extensions
,
771 &dri2_dpy
->driver_configs
, disp
);
775 if (dri2_dpy
->dri_screen
== NULL
) {
776 _eglLog(_EGL_WARNING
, "DRI2: failed to create dri screen");
780 dri2_dpy
->own_dri_screen
= true;
785 dri2_setup_extensions(_EGLDisplay
*disp
)
787 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
788 const struct dri2_extension_match
*mandatory_core_extensions
;
789 const __DRIextension
**extensions
;
791 extensions
= dri2_dpy
->core
->getExtensions(dri2_dpy
->dri_screen
);
793 if (dri2_dpy
->image_driver
|| dri2_dpy
->dri2
)
794 mandatory_core_extensions
= dri2_core_extensions
;
796 mandatory_core_extensions
= swrast_core_extensions
;
798 if (!dri2_bind_extensions(dri2_dpy
, mandatory_core_extensions
, extensions
, false))
801 dri2_bind_extensions(dri2_dpy
, optional_core_extensions
, extensions
, true);
806 * Called via eglInitialize(), GLX_drv->API.Initialize().
808 * This must be guaranteed to be called exactly once, even if eglInitialize is
809 * called many times (without a eglTerminate in between).
812 dri2_initialize(_EGLDriver
*drv
, _EGLDisplay
*disp
)
814 EGLBoolean ret
= EGL_FALSE
;
815 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
817 /* In the case where the application calls eglMakeCurrent(context1),
818 * eglTerminate, then eglInitialize again (without a call to eglReleaseThread
819 * or eglMakeCurrent(NULL) before that), dri2_dpy structure is still
820 * initialized, as we need it to be able to free context1 correctly.
822 * It would probably be safest to forcibly release the display with
823 * dri2_display_release, to make sure the display is reinitialized correctly.
824 * However, the EGL spec states that we need to keep a reference to the
825 * current context (so we cannot call dri2_make_current(NULL)), and therefore
826 * we would leak context1 as we would be missing the old display connection
827 * to free it up correctly.
830 dri2_dpy
->ref_count
++;
834 /* not until swrast_dri is supported */
835 if (disp
->Options
.UseFallback
)
838 /* Nothing to initialize for a test only display */
839 if (disp
->Options
.TestOnly
)
842 switch (disp
->Platform
) {
843 #ifdef HAVE_SURFACELESS_PLATFORM
844 case _EGL_PLATFORM_SURFACELESS
:
845 ret
= dri2_initialize_surfaceless(drv
, disp
);
848 #ifdef HAVE_X11_PLATFORM
849 case _EGL_PLATFORM_X11
:
850 ret
= dri2_initialize_x11(drv
, disp
);
853 #ifdef HAVE_DRM_PLATFORM
854 case _EGL_PLATFORM_DRM
:
855 ret
= dri2_initialize_drm(drv
, disp
);
858 #ifdef HAVE_WAYLAND_PLATFORM
859 case _EGL_PLATFORM_WAYLAND
:
860 ret
= dri2_initialize_wayland(drv
, disp
);
863 #ifdef HAVE_ANDROID_PLATFORM
864 case _EGL_PLATFORM_ANDROID
:
865 ret
= dri2_initialize_android(drv
, disp
);
869 _eglLog(_EGL_WARNING
, "No EGL platform enabled.");
874 dri2_dpy
= dri2_egl_display(disp
);
880 dri2_dpy
->ref_count
++;
887 * Decrement display reference count, and free up display if necessary.
890 dri2_display_release(_EGLDisplay
*disp
)
892 struct dri2_egl_display
*dri2_dpy
;
897 dri2_dpy
= dri2_egl_display(disp
);
899 assert(dri2_dpy
->ref_count
> 0);
900 dri2_dpy
->ref_count
--;
902 if (dri2_dpy
->ref_count
> 0)
905 _eglCleanupDisplay(disp
);
906 dri2_display_destroy(disp
);
910 dri2_display_destroy(_EGLDisplay
*disp
)
912 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
914 if (dri2_dpy
->own_dri_screen
)
915 dri2_dpy
->core
->destroyScreen(dri2_dpy
->dri_screen
);
916 if (dri2_dpy
->fd
>= 0)
918 if (dri2_dpy
->driver
)
919 dlclose(dri2_dpy
->driver
);
920 free(dri2_dpy
->driver_name
);
922 #ifdef HAVE_WAYLAND_PLATFORM
923 free(dri2_dpy
->device_name
);
926 switch (disp
->Platform
) {
927 #ifdef HAVE_X11_PLATFORM
928 case _EGL_PLATFORM_X11
:
929 if (dri2_dpy
->own_device
) {
930 xcb_disconnect(dri2_dpy
->conn
);
934 #ifdef HAVE_DRM_PLATFORM
935 case _EGL_PLATFORM_DRM
:
936 if (dri2_dpy
->own_device
) {
937 gbm_device_destroy(&dri2_dpy
->gbm_dri
->base
);
941 #ifdef HAVE_WAYLAND_PLATFORM
942 case _EGL_PLATFORM_WAYLAND
:
943 if (dri2_dpy
->wl_drm
)
944 wl_drm_destroy(dri2_dpy
->wl_drm
);
945 if (dri2_dpy
->wl_shm
)
946 wl_shm_destroy(dri2_dpy
->wl_shm
);
947 wl_registry_destroy(dri2_dpy
->wl_registry
);
948 wl_event_queue_destroy(dri2_dpy
->wl_queue
);
949 wl_proxy_wrapper_destroy(dri2_dpy
->wl_dpy_wrapper
);
950 if (dri2_dpy
->own_device
) {
951 wl_display_disconnect(dri2_dpy
->wl_dpy
);
959 /* The drm platform does not create the screen/driver_configs but reuses
960 * the ones from the gbm device. As such the gbm itself is responsible
963 if (disp
->Platform
!= _EGL_PLATFORM_DRM
&& dri2_dpy
->driver_configs
) {
964 for (unsigned i
= 0; dri2_dpy
->driver_configs
[i
]; i
++)
965 free((__DRIconfig
*) dri2_dpy
->driver_configs
[i
]);
966 free(dri2_dpy
->driver_configs
);
969 disp
->DriverData
= NULL
;
973 * Called via eglTerminate(), drv->API.Terminate().
975 * This must be guaranteed to be called exactly once, even if eglTerminate is
976 * called many times (without a eglInitialize in between).
979 dri2_terminate(_EGLDriver
*drv
, _EGLDisplay
*disp
)
981 /* Release all non-current Context/Surfaces. */
982 _eglReleaseDisplayResources(drv
, disp
);
984 dri2_display_release(disp
);
990 * Set the error code after a call to
991 * dri2_egl_display::dri2::createContextAttribs.
994 dri2_create_context_attribs_error(int dri_error
)
999 case __DRI_CTX_ERROR_SUCCESS
:
1002 case __DRI_CTX_ERROR_NO_MEMORY
:
1003 egl_error
= EGL_BAD_ALLOC
;
1006 /* From the EGL_KHR_create_context spec, section "Errors":
1008 * * If <config> does not support a client API context compatible
1009 * with the requested API major and minor version, [...] context flags,
1010 * and context reset notification behavior (for client API types where
1011 * these attributes are supported), then an EGL_BAD_MATCH error is
1014 * * If an OpenGL ES context is requested and the values for
1015 * attributes EGL_CONTEXT_MAJOR_VERSION_KHR and
1016 * EGL_CONTEXT_MINOR_VERSION_KHR specify an OpenGL ES version that
1017 * is not defined, than an EGL_BAD_MATCH error is generated.
1019 * * If an OpenGL context is requested, the requested version is
1020 * greater than 3.2, and the value for attribute
1021 * EGL_CONTEXT_OPENGL_PROFILE_MASK_KHR has no bits set; has any
1022 * bits set other than EGL_CONTEXT_OPENGL_CORE_PROFILE_BIT_KHR and
1023 * EGL_CONTEXT_OPENGL_COMPATIBILITY_PROFILE_BIT_KHR; has more than
1024 * one of these bits set; or if the implementation does not support
1025 * the requested profile, then an EGL_BAD_MATCH error is generated.
1027 case __DRI_CTX_ERROR_BAD_API
:
1028 case __DRI_CTX_ERROR_BAD_VERSION
:
1029 case __DRI_CTX_ERROR_BAD_FLAG
:
1030 egl_error
= EGL_BAD_MATCH
;
1033 /* From the EGL_KHR_create_context spec, section "Errors":
1035 * * If an attribute name or attribute value in <attrib_list> is not
1036 * recognized (including unrecognized bits in bitmask attributes),
1037 * then an EGL_BAD_ATTRIBUTE error is generated."
1039 case __DRI_CTX_ERROR_UNKNOWN_ATTRIBUTE
:
1040 case __DRI_CTX_ERROR_UNKNOWN_FLAG
:
1041 egl_error
= EGL_BAD_ATTRIBUTE
;
1046 egl_error
= EGL_BAD_MATCH
;
1050 _eglError(egl_error
, "dri2_create_context");
1054 dri2_fill_context_attribs(struct dri2_egl_context
*dri2_ctx
,
1055 struct dri2_egl_display
*dri2_dpy
,
1056 uint32_t *ctx_attribs
,
1057 unsigned *num_attribs
)
1061 assert(*num_attribs
>= 8);
1063 ctx_attribs
[pos
++] = __DRI_CTX_ATTRIB_MAJOR_VERSION
;
1064 ctx_attribs
[pos
++] = dri2_ctx
->base
.ClientMajorVersion
;
1065 ctx_attribs
[pos
++] = __DRI_CTX_ATTRIB_MINOR_VERSION
;
1066 ctx_attribs
[pos
++] = dri2_ctx
->base
.ClientMinorVersion
;
1068 if (dri2_ctx
->base
.Flags
!= 0) {
1069 /* If the implementation doesn't support the __DRI2_ROBUSTNESS
1070 * extension, don't even try to send it the robust-access flag.
1071 * It may explode. Instead, generate the required EGL error here.
1073 if ((dri2_ctx
->base
.Flags
& EGL_CONTEXT_OPENGL_ROBUST_ACCESS_BIT_KHR
) != 0
1074 && !dri2_dpy
->robustness
) {
1075 _eglError(EGL_BAD_MATCH
, "eglCreateContext");
1079 ctx_attribs
[pos
++] = __DRI_CTX_ATTRIB_FLAGS
;
1080 ctx_attribs
[pos
++] = dri2_ctx
->base
.Flags
;
1083 if (dri2_ctx
->base
.ResetNotificationStrategy
!= EGL_NO_RESET_NOTIFICATION_KHR
) {
1084 /* If the implementation doesn't support the __DRI2_ROBUSTNESS
1085 * extension, don't even try to send it a reset strategy. It may
1086 * explode. Instead, generate the required EGL error here.
1088 if (!dri2_dpy
->robustness
) {
1089 _eglError(EGL_BAD_CONFIG
, "eglCreateContext");
1093 ctx_attribs
[pos
++] = __DRI_CTX_ATTRIB_RESET_STRATEGY
;
1094 ctx_attribs
[pos
++] = __DRI_CTX_RESET_LOSE_CONTEXT
;
1103 * Called via eglCreateContext(), drv->API.CreateContext().
1105 static _EGLContext
*
1106 dri2_create_context(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLConfig
*conf
,
1107 _EGLContext
*share_list
, const EGLint
*attrib_list
)
1109 struct dri2_egl_context
*dri2_ctx
;
1110 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1111 struct dri2_egl_context
*dri2_ctx_shared
= dri2_egl_context(share_list
);
1112 __DRIcontext
*shared
=
1113 dri2_ctx_shared
? dri2_ctx_shared
->dri_context
: NULL
;
1114 struct dri2_egl_config
*dri2_config
= dri2_egl_config(conf
);
1115 const __DRIconfig
*dri_config
;
1120 dri2_ctx
= malloc(sizeof *dri2_ctx
);
1122 _eglError(EGL_BAD_ALLOC
, "eglCreateContext");
1126 if (!_eglInitContext(&dri2_ctx
->base
, disp
, conf
, attrib_list
))
1129 /* The EGL_EXT_create_context_robustness spec says:
1131 * "Add to the eglCreateContext context creation errors: [...]
1133 * * If the reset notification behavior of <share_context> and the
1134 * newly created context are different then an EGL_BAD_MATCH error is
1137 if (share_list
&& share_list
->ResetNotificationStrategy
!=
1138 dri2_ctx
->base
.ResetNotificationStrategy
) {
1139 _eglError(EGL_BAD_MATCH
, "eglCreateContext");
1143 switch (dri2_ctx
->base
.ClientAPI
) {
1144 case EGL_OPENGL_ES_API
:
1145 switch (dri2_ctx
->base
.ClientMajorVersion
) {
1147 api
= __DRI_API_GLES
;
1150 api
= __DRI_API_GLES2
;
1153 api
= __DRI_API_GLES3
;
1156 _eglError(EGL_BAD_PARAMETER
, "eglCreateContext");
1161 case EGL_OPENGL_API
:
1162 if ((dri2_ctx
->base
.ClientMajorVersion
>= 4
1163 || (dri2_ctx
->base
.ClientMajorVersion
== 3
1164 && dri2_ctx
->base
.ClientMinorVersion
>= 2))
1165 && dri2_ctx
->base
.Profile
== EGL_CONTEXT_OPENGL_CORE_PROFILE_BIT_KHR
)
1166 api
= __DRI_API_OPENGL_CORE
;
1168 api
= __DRI_API_OPENGL
;
1171 _eglError(EGL_BAD_PARAMETER
, "eglCreateContext");
1177 /* The config chosen here isn't necessarily
1178 * used for surfaces later.
1179 * A pixmap surface will use the single config.
1180 * This opportunity depends on disabling the
1181 * doubleBufferMode check in
1182 * src/mesa/main/context.c:check_compatible()
1184 if (dri2_config
->dri_config
[1][0])
1185 dri_config
= dri2_config
->dri_config
[1][0];
1187 dri_config
= dri2_config
->dri_config
[0][0];
1189 /* EGL_WINDOW_BIT is set only when there is a double-buffered dri_config.
1190 * This makes sure the back buffer will always be used.
1192 if (conf
->SurfaceType
& EGL_WINDOW_BIT
)
1193 dri2_ctx
->base
.WindowRenderBuffer
= EGL_BACK_BUFFER
;
1198 if (dri2_dpy
->image_driver
) {
1200 unsigned num_attribs
= 8;
1201 uint32_t ctx_attribs
[8];
1203 if (!dri2_fill_context_attribs(dri2_ctx
, dri2_dpy
, ctx_attribs
,
1207 dri2_ctx
->dri_context
=
1208 dri2_dpy
->image_driver
->createContextAttribs(dri2_dpy
->dri_screen
,
1216 dri2_create_context_attribs_error(error
);
1217 } else if (dri2_dpy
->dri2
) {
1218 if (dri2_dpy
->dri2
->base
.version
>= 3) {
1220 unsigned num_attribs
= 8;
1221 uint32_t ctx_attribs
[8];
1223 if (!dri2_fill_context_attribs(dri2_ctx
, dri2_dpy
, ctx_attribs
,
1227 dri2_ctx
->dri_context
=
1228 dri2_dpy
->dri2
->createContextAttribs(dri2_dpy
->dri_screen
,
1236 dri2_create_context_attribs_error(error
);
1238 dri2_ctx
->dri_context
=
1239 dri2_dpy
->dri2
->createNewContextForAPI(dri2_dpy
->dri_screen
,
1246 assert(dri2_dpy
->swrast
);
1247 if (dri2_dpy
->swrast
->base
.version
>= 3) {
1249 unsigned num_attribs
= 8;
1250 uint32_t ctx_attribs
[8];
1252 if (!dri2_fill_context_attribs(dri2_ctx
, dri2_dpy
, ctx_attribs
,
1256 dri2_ctx
->dri_context
=
1257 dri2_dpy
->swrast
->createContextAttribs(dri2_dpy
->dri_screen
,
1265 dri2_create_context_attribs_error(error
);
1267 dri2_ctx
->dri_context
=
1268 dri2_dpy
->swrast
->createNewContextForAPI(dri2_dpy
->dri_screen
,
1276 if (!dri2_ctx
->dri_context
)
1279 return &dri2_ctx
->base
;
1287 * Called via eglDestroyContext(), drv->API.DestroyContext().
1290 dri2_destroy_context(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLContext
*ctx
)
1292 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
1293 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1295 if (_eglPutContext(ctx
)) {
1296 dri2_dpy
->core
->destroyContext(dri2_ctx
->dri_context
);
1304 dri2_destroy_surface(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLSurface
*surf
)
1306 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1308 if (!_eglPutSurface(surf
))
1311 return dri2_dpy
->vtbl
->destroy_surface(drv
, dpy
, surf
);
1315 * Called via eglMakeCurrent(), drv->API.MakeCurrent().
1318 dri2_make_current(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*dsurf
,
1319 _EGLSurface
*rsurf
, _EGLContext
*ctx
)
1321 struct dri2_egl_driver
*dri2_drv
= dri2_egl_driver(drv
);
1322 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1323 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
1324 _EGLContext
*old_ctx
;
1325 _EGLSurface
*old_dsurf
, *old_rsurf
;
1326 _EGLSurface
*tmp_dsurf
, *tmp_rsurf
;
1327 __DRIdrawable
*ddraw
, *rdraw
;
1332 return _eglError(EGL_NOT_INITIALIZED
, "eglMakeCurrent");
1334 /* make new bindings */
1335 if (!_eglBindContext(ctx
, dsurf
, rsurf
, &old_ctx
, &old_dsurf
, &old_rsurf
)) {
1336 /* _eglBindContext already sets the EGL error (in _eglCheckMakeCurrent) */
1340 /* flush before context switch */
1342 dri2_drv
->glFlush();
1344 ddraw
= (dsurf
) ? dri2_dpy
->vtbl
->get_dri_drawable(dsurf
) : NULL
;
1345 rdraw
= (rsurf
) ? dri2_dpy
->vtbl
->get_dri_drawable(rsurf
) : NULL
;
1346 cctx
= (dri2_ctx
) ? dri2_ctx
->dri_context
: NULL
;
1349 __DRIcontext
*old_cctx
= dri2_egl_context(old_ctx
)->dri_context
;
1350 dri2_dpy
->core
->unbindContext(old_cctx
);
1353 unbind
= (cctx
== NULL
&& ddraw
== NULL
&& rdraw
== NULL
);
1355 if (unbind
|| dri2_dpy
->core
->bindContext(cctx
, ddraw
, rdraw
)) {
1356 dri2_destroy_surface(drv
, disp
, old_dsurf
);
1357 dri2_destroy_surface(drv
, disp
, old_rsurf
);
1360 dri2_dpy
->ref_count
++;
1362 EGLDisplay old_disp
= _eglGetDisplayHandle(old_ctx
->Resource
.Display
);
1363 dri2_destroy_context(drv
, disp
, old_ctx
);
1364 dri2_display_release(old_disp
);
1369 /* undo the previous _eglBindContext */
1370 _eglBindContext(old_ctx
, old_dsurf
, old_rsurf
, &ctx
, &tmp_dsurf
, &tmp_rsurf
);
1371 assert(&dri2_ctx
->base
== ctx
&&
1372 tmp_dsurf
== dsurf
&&
1373 tmp_rsurf
== rsurf
);
1375 _eglPutSurface(dsurf
);
1376 _eglPutSurface(rsurf
);
1377 _eglPutContext(ctx
);
1379 _eglPutSurface(old_dsurf
);
1380 _eglPutSurface(old_rsurf
);
1381 _eglPutContext(old_ctx
);
1383 /* dri2_dpy->core->bindContext failed. We cannot tell for sure why, but
1384 * setting the error to EGL_BAD_MATCH is surely better than leaving it
1387 return _eglError(EGL_BAD_MATCH
, "eglMakeCurrent");
1392 dri2_surface_get_dri_drawable(_EGLSurface
*surf
)
1394 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surf
);
1396 return dri2_surf
->dri_drawable
;
1400 * Called from eglGetProcAddress() via drv->API.GetProcAddress().
1403 dri2_get_proc_address(_EGLDriver
*drv
, const char *procname
)
1405 struct dri2_egl_driver
*dri2_drv
= dri2_egl_driver(drv
);
1407 return dri2_drv
->get_proc_address(procname
);
1411 dri2_create_window_surface(_EGLDriver
*drv
, _EGLDisplay
*dpy
,
1412 _EGLConfig
*conf
, void *native_window
,
1413 const EGLint
*attrib_list
)
1415 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1416 return dri2_dpy
->vtbl
->create_window_surface(drv
, dpy
, conf
, native_window
,
1421 dri2_create_pixmap_surface(_EGLDriver
*drv
, _EGLDisplay
*dpy
,
1422 _EGLConfig
*conf
, void *native_pixmap
,
1423 const EGLint
*attrib_list
)
1425 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1426 return dri2_dpy
->vtbl
->create_pixmap_surface(drv
, dpy
, conf
, native_pixmap
,
1431 dri2_create_pbuffer_surface(_EGLDriver
*drv
, _EGLDisplay
*dpy
,
1432 _EGLConfig
*conf
, const EGLint
*attrib_list
)
1434 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1435 return dri2_dpy
->vtbl
->create_pbuffer_surface(drv
, dpy
, conf
, attrib_list
);
1439 dri2_swap_interval(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLSurface
*surf
,
1442 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1443 return dri2_dpy
->vtbl
->swap_interval(drv
, dpy
, surf
, interval
);
1447 * Asks the client API to flush any rendering to the drawable so that we can
1448 * do our swapbuffers.
1451 dri2_flush_drawable_for_swapbuffers(_EGLDisplay
*disp
, _EGLSurface
*draw
)
1453 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1454 __DRIdrawable
*dri_drawable
= dri2_dpy
->vtbl
->get_dri_drawable(draw
);
1456 if (dri2_dpy
->flush
) {
1457 if (dri2_dpy
->flush
->base
.version
>= 4) {
1458 /* We know there's a current context because:
1460 * "If surface is not bound to the calling thread’s current
1461 * context, an EGL_BAD_SURFACE error is generated."
1463 _EGLContext
*ctx
= _eglGetCurrentContext();
1464 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
1466 /* From the EGL 1.4 spec (page 52):
1468 * "The contents of ancillary buffers are always undefined
1469 * after calling eglSwapBuffers."
1471 dri2_dpy
->flush
->flush_with_flags(dri2_ctx
->dri_context
,
1473 __DRI2_FLUSH_DRAWABLE
|
1474 __DRI2_FLUSH_INVALIDATE_ANCILLARY
,
1475 __DRI2_THROTTLE_SWAPBUFFER
);
1477 dri2_dpy
->flush
->flush(dri_drawable
);
1483 dri2_swap_buffers(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLSurface
*surf
)
1485 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1486 return dri2_dpy
->vtbl
->swap_buffers(drv
, dpy
, surf
);
1490 dri2_swap_buffers_with_damage(_EGLDriver
*drv
, _EGLDisplay
*dpy
,
1492 const EGLint
*rects
, EGLint n_rects
)
1494 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1495 return dri2_dpy
->vtbl
->swap_buffers_with_damage(drv
, dpy
, surf
,
1500 dri2_swap_buffers_region(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLSurface
*surf
,
1501 EGLint numRects
, const EGLint
*rects
)
1503 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1504 return dri2_dpy
->vtbl
->swap_buffers_region(drv
, dpy
, surf
, numRects
, rects
);
1508 dri2_set_damage_region(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLSurface
*surf
,
1509 EGLint
*rects
, EGLint n_rects
)
1511 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1512 return dri2_dpy
->vtbl
->set_damage_region(drv
, dpy
, surf
, rects
, n_rects
);
1516 dri2_post_sub_buffer(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLSurface
*surf
,
1517 EGLint x
, EGLint y
, EGLint width
, EGLint height
)
1519 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1520 return dri2_dpy
->vtbl
->post_sub_buffer(drv
, dpy
, surf
, x
, y
, width
, height
);
1524 dri2_copy_buffers(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLSurface
*surf
,
1525 void *native_pixmap_target
)
1527 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1528 return dri2_dpy
->vtbl
->copy_buffers(drv
, dpy
, surf
, native_pixmap_target
);
1532 dri2_query_buffer_age(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLSurface
*surf
)
1534 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1535 return dri2_dpy
->vtbl
->query_buffer_age(drv
, dpy
, surf
);
1539 dri2_wait_client(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLContext
*ctx
)
1541 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1542 _EGLSurface
*surf
= ctx
->DrawSurface
;
1543 __DRIdrawable
*dri_drawable
= dri2_dpy
->vtbl
->get_dri_drawable(surf
);
1547 /* FIXME: If EGL allows frontbuffer rendering for window surfaces,
1548 * we need to copy fake to real here.*/
1550 if (dri2_dpy
->flush
!= NULL
)
1551 dri2_dpy
->flush
->flush(dri_drawable
);
1557 dri2_wait_native(_EGLDriver
*drv
, _EGLDisplay
*disp
, EGLint engine
)
1562 if (engine
!= EGL_CORE_NATIVE_ENGINE
)
1563 return _eglError(EGL_BAD_PARAMETER
, "eglWaitNative");
1570 dri2_bind_tex_image(_EGLDriver
*drv
,
1571 _EGLDisplay
*disp
, _EGLSurface
*surf
, EGLint buffer
)
1573 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1574 struct dri2_egl_context
*dri2_ctx
;
1576 GLint format
, target
;
1577 __DRIdrawable
*dri_drawable
= dri2_dpy
->vtbl
->get_dri_drawable(surf
);
1579 ctx
= _eglGetCurrentContext();
1580 dri2_ctx
= dri2_egl_context(ctx
);
1582 if (!_eglBindTexImage(drv
, disp
, surf
, buffer
))
1585 switch (surf
->TextureFormat
) {
1586 case EGL_TEXTURE_RGB
:
1587 format
= __DRI_TEXTURE_FORMAT_RGB
;
1589 case EGL_TEXTURE_RGBA
:
1590 format
= __DRI_TEXTURE_FORMAT_RGBA
;
1593 assert(!"Unexpected texture format in dri2_bind_tex_image()");
1594 format
= __DRI_TEXTURE_FORMAT_RGBA
;
1597 switch (surf
->TextureTarget
) {
1598 case EGL_TEXTURE_2D
:
1599 target
= GL_TEXTURE_2D
;
1602 target
= GL_TEXTURE_2D
;
1603 assert(!"Unexpected texture target in dri2_bind_tex_image()");
1606 dri2_dpy
->tex_buffer
->setTexBuffer2(dri2_ctx
->dri_context
,
1614 dri2_release_tex_image(_EGLDriver
*drv
,
1615 _EGLDisplay
*disp
, _EGLSurface
*surf
, EGLint buffer
)
1617 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1618 struct dri2_egl_context
*dri2_ctx
;
1621 __DRIdrawable
*dri_drawable
= dri2_dpy
->vtbl
->get_dri_drawable(surf
);
1623 ctx
= _eglGetCurrentContext();
1624 dri2_ctx
= dri2_egl_context(ctx
);
1626 if (!_eglReleaseTexImage(drv
, disp
, surf
, buffer
))
1629 switch (surf
->TextureTarget
) {
1630 case EGL_TEXTURE_2D
:
1631 target
= GL_TEXTURE_2D
;
1637 if (dri2_dpy
->tex_buffer
->base
.version
>= 3 &&
1638 dri2_dpy
->tex_buffer
->releaseTexBuffer
!= NULL
) {
1639 dri2_dpy
->tex_buffer
->releaseTexBuffer(dri2_ctx
->dri_context
,
1640 target
, dri_drawable
);
1647 dri2_create_image(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLContext
*ctx
,
1648 EGLenum target
, EGLClientBuffer buffer
,
1649 const EGLint
*attr_list
)
1651 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1652 return dri2_dpy
->vtbl
->create_image(drv
, dpy
, ctx
, target
, buffer
,
1657 dri2_create_image_from_dri(_EGLDisplay
*disp
, __DRIimage
*dri_image
)
1659 struct dri2_egl_image
*dri2_img
;
1661 if (dri_image
== NULL
) {
1662 _eglError(EGL_BAD_ALLOC
, "dri2_create_image");
1666 dri2_img
= malloc(sizeof *dri2_img
);
1668 _eglError(EGL_BAD_ALLOC
, "dri2_create_image");
1672 if (!_eglInitImage(&dri2_img
->base
, disp
)) {
1677 dri2_img
->dri_image
= dri_image
;
1679 return &dri2_img
->base
;
1683 dri2_create_image_khr_renderbuffer(_EGLDisplay
*disp
, _EGLContext
*ctx
,
1684 EGLClientBuffer buffer
,
1685 const EGLint
*attr_list
)
1687 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1688 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
1689 GLuint renderbuffer
= (GLuint
) (uintptr_t) buffer
;
1690 __DRIimage
*dri_image
;
1692 if (renderbuffer
== 0) {
1693 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_khr");
1694 return EGL_NO_IMAGE_KHR
;
1698 dri2_dpy
->image
->createImageFromRenderbuffer(dri2_ctx
->dri_context
,
1699 renderbuffer
, NULL
);
1701 return dri2_create_image_from_dri(disp
, dri_image
);
1704 #ifdef HAVE_WAYLAND_PLATFORM
1706 /* This structure describes how a wl_buffer maps to one or more
1707 * __DRIimages. A wl_drm_buffer stores the wl_drm format code and the
1708 * offsets and strides of the planes in the buffer. This table maps a
1709 * wl_drm format code to a description of the planes in the buffer
1710 * that lets us create a __DRIimage for each of the planes. */
1712 static const struct wl_drm_components_descriptor
{
1713 uint32_t dri_components
;
1716 } wl_drm_components
[] = {
1717 { __DRI_IMAGE_COMPONENTS_RGB
, EGL_TEXTURE_RGB
, 1 },
1718 { __DRI_IMAGE_COMPONENTS_RGBA
, EGL_TEXTURE_RGBA
, 1 },
1719 { __DRI_IMAGE_COMPONENTS_Y_U_V
, EGL_TEXTURE_Y_U_V_WL
, 3 },
1720 { __DRI_IMAGE_COMPONENTS_Y_UV
, EGL_TEXTURE_Y_UV_WL
, 2 },
1721 { __DRI_IMAGE_COMPONENTS_Y_XUXV
, EGL_TEXTURE_Y_XUXV_WL
, 2 },
1725 dri2_create_image_wayland_wl_buffer(_EGLDisplay
*disp
, _EGLContext
*ctx
,
1726 EGLClientBuffer _buffer
,
1727 const EGLint
*attr_list
)
1729 struct wl_drm_buffer
*buffer
;
1730 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1731 const struct wl_drm_components_descriptor
*f
;
1732 __DRIimage
*dri_image
;
1733 _EGLImageAttribs attrs
;
1737 buffer
= wayland_drm_buffer_get(dri2_dpy
->wl_server_drm
,
1738 (struct wl_resource
*) _buffer
);
1742 err
= _eglParseImageAttribList(&attrs
, disp
, attr_list
);
1743 plane
= attrs
.PlaneWL
;
1744 if (err
!= EGL_SUCCESS
) {
1745 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_wayland_wl_buffer");
1749 f
= buffer
->driver_format
;
1750 if (plane
< 0 || plane
>= f
->nplanes
) {
1751 _eglError(EGL_BAD_PARAMETER
,
1752 "dri2_create_image_wayland_wl_buffer (plane out of bounds)");
1756 dri_image
= dri2_dpy
->image
->fromPlanar(buffer
->driver_buffer
, plane
, NULL
);
1758 if (dri_image
== NULL
) {
1759 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_wayland_wl_buffer");
1763 return dri2_create_image_from_dri(disp
, dri_image
);
1768 dri2_get_sync_values_chromium(_EGLDisplay
*dpy
, _EGLSurface
*surf
,
1769 EGLuint64KHR
*ust
, EGLuint64KHR
*msc
,
1772 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1773 return dri2_dpy
->vtbl
->get_sync_values(dpy
, surf
, ust
, msc
, sbc
);
1777 * Set the error code after a call to
1778 * dri2_egl_image::dri_image::createImageFromTexture.
1781 dri2_create_image_khr_texture_error(int dri_error
)
1785 switch (dri_error
) {
1786 case __DRI_IMAGE_ERROR_SUCCESS
:
1789 case __DRI_IMAGE_ERROR_BAD_ALLOC
:
1790 egl_error
= EGL_BAD_ALLOC
;
1793 case __DRI_IMAGE_ERROR_BAD_MATCH
:
1794 egl_error
= EGL_BAD_MATCH
;
1797 case __DRI_IMAGE_ERROR_BAD_PARAMETER
:
1798 egl_error
= EGL_BAD_PARAMETER
;
1801 case __DRI_IMAGE_ERROR_BAD_ACCESS
:
1802 egl_error
= EGL_BAD_ACCESS
;
1807 egl_error
= EGL_BAD_MATCH
;
1811 _eglError(egl_error
, "dri2_create_image_khr_texture");
1815 dri2_create_image_khr_texture(_EGLDisplay
*disp
, _EGLContext
*ctx
,
1817 EGLClientBuffer buffer
,
1818 const EGLint
*attr_list
)
1820 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1821 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
1822 struct dri2_egl_image
*dri2_img
;
1823 GLuint texture
= (GLuint
) (uintptr_t) buffer
;
1824 _EGLImageAttribs attrs
;
1830 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_khr");
1831 return EGL_NO_IMAGE_KHR
;
1834 if (_eglParseImageAttribList(&attrs
, disp
, attr_list
) != EGL_SUCCESS
)
1835 return EGL_NO_IMAGE_KHR
;
1838 case EGL_GL_TEXTURE_2D_KHR
:
1840 gl_target
= GL_TEXTURE_2D
;
1842 case EGL_GL_TEXTURE_3D_KHR
:
1843 if (disp
->Extensions
.KHR_gl_texture_3D_image
) {
1844 depth
= attrs
.GLTextureZOffset
;
1845 gl_target
= GL_TEXTURE_3D
;
1849 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_khr");
1850 return EGL_NO_IMAGE_KHR
;
1852 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_X_KHR
:
1853 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_X_KHR
:
1854 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_Y_KHR
:
1855 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_Y_KHR
:
1856 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_Z_KHR
:
1857 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_KHR
:
1858 depth
= target
- EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_X_KHR
;
1859 gl_target
= GL_TEXTURE_CUBE_MAP
;
1862 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_khr");
1863 return EGL_NO_IMAGE_KHR
;
1866 dri2_img
= malloc(sizeof *dri2_img
);
1868 _eglError(EGL_BAD_ALLOC
, "dri2_create_image_khr");
1869 return EGL_NO_IMAGE_KHR
;
1872 if (!_eglInitImage(&dri2_img
->base
, disp
)) {
1873 _eglError(EGL_BAD_ALLOC
, "dri2_create_image_khr");
1875 return EGL_NO_IMAGE_KHR
;
1878 dri2_img
->dri_image
=
1879 dri2_dpy
->image
->createImageFromTexture(dri2_ctx
->dri_context
,
1883 attrs
.GLTextureLevel
,
1886 dri2_create_image_khr_texture_error(error
);
1888 if (!dri2_img
->dri_image
) {
1890 return EGL_NO_IMAGE_KHR
;
1892 return &dri2_img
->base
;
1896 dri2_query_surface(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLSurface
*surf
,
1897 EGLint attribute
, EGLint
*value
)
1899 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1900 if (!dri2_dpy
->vtbl
->query_surface
)
1901 return _eglQuerySurface(drv
, dpy
, surf
, attribute
, value
);
1902 return dri2_dpy
->vtbl
->query_surface(drv
, dpy
, surf
, attribute
, value
);
1905 static struct wl_buffer
*
1906 dri2_create_wayland_buffer_from_image(_EGLDriver
*drv
, _EGLDisplay
*dpy
,
1909 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1910 return dri2_dpy
->vtbl
->create_wayland_buffer_from_image(drv
, dpy
, img
);
1915 dri2_create_image_mesa_drm_buffer(_EGLDisplay
*disp
, _EGLContext
*ctx
,
1916 EGLClientBuffer buffer
, const EGLint
*attr_list
)
1918 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1919 EGLint format
, name
, pitch
, err
;
1920 _EGLImageAttribs attrs
;
1921 __DRIimage
*dri_image
;
1923 name
= (EGLint
) (uintptr_t) buffer
;
1925 err
= _eglParseImageAttribList(&attrs
, disp
, attr_list
);
1926 if (err
!= EGL_SUCCESS
)
1929 if (attrs
.Width
<= 0 || attrs
.Height
<= 0 ||
1930 attrs
.DRMBufferStrideMESA
<= 0) {
1931 _eglError(EGL_BAD_PARAMETER
,
1932 "bad width, height or stride");
1936 switch (attrs
.DRMBufferFormatMESA
) {
1937 case EGL_DRM_BUFFER_FORMAT_ARGB32_MESA
:
1938 format
= __DRI_IMAGE_FORMAT_ARGB8888
;
1939 pitch
= attrs
.DRMBufferStrideMESA
;
1942 _eglError(EGL_BAD_PARAMETER
,
1943 "dri2_create_image_khr: unsupported pixmap depth");
1948 dri2_dpy
->image
->createImageFromName(dri2_dpy
->dri_screen
,
1956 return dri2_create_image_from_dri(disp
, dri_image
);
1960 dri2_check_dma_buf_attribs(const _EGLImageAttribs
*attrs
)
1965 * "Required attributes and their values are as follows:
1967 * * EGL_WIDTH & EGL_HEIGHT: The logical dimensions of the buffer in pixels
1969 * * EGL_LINUX_DRM_FOURCC_EXT: The pixel format of the buffer, as specified
1970 * by drm_fourcc.h and used as the pixel_format parameter of the
1971 * drm_mode_fb_cmd2 ioctl."
1975 * "* If <target> is EGL_LINUX_DMA_BUF_EXT, and the list of attributes is
1976 * incomplete, EGL_BAD_PARAMETER is generated."
1978 if (attrs
->Width
<= 0 || attrs
->Height
<= 0 ||
1979 !attrs
->DMABufFourCC
.IsPresent
) {
1980 _eglError(EGL_BAD_PARAMETER
, "attribute(s) missing");
1987 * "If <target> is EGL_LINUX_DMA_BUF_EXT and one or more of the values
1988 * specified for a plane's pitch or offset isn't supported by EGL,
1989 * EGL_BAD_ACCESS is generated."
1991 for (unsigned i
= 0; i
< ARRAY_SIZE(attrs
->DMABufPlanePitches
); ++i
) {
1992 if (attrs
->DMABufPlanePitches
[i
].IsPresent
&&
1993 attrs
->DMABufPlanePitches
[i
].Value
<= 0) {
1994 _eglError(EGL_BAD_ACCESS
, "invalid pitch");
2000 * If <target> is EGL_LINUX_DMA_BUF_EXT, both or neither of the following
2001 * attribute values may be given.
2003 * This is referring to EGL_DMA_BUF_PLANE0_MODIFIER_LO_EXT and
2004 * EGL_DMA_BUF_PLANE0_MODIFIER_HI_EXT, and the same for other planes.
2006 for (unsigned i
= 0; i
< DMA_BUF_MAX_PLANES
; ++i
) {
2007 if (attrs
->DMABufPlaneModifiersLo
[i
].IsPresent
!=
2008 attrs
->DMABufPlaneModifiersHi
[i
].IsPresent
) {
2009 _eglError(EGL_BAD_PARAMETER
, "modifier attribute lo or hi missing");
2014 /* Although the EGL_EXT_image_dma_buf_import_modifiers spec doesn't
2015 * mandate it, we only accept the same modifier across all planes. */
2016 for (unsigned i
= 1; i
< DMA_BUF_MAX_PLANES
; ++i
) {
2017 if (attrs
->DMABufPlaneFds
[i
].IsPresent
) {
2018 if ((attrs
->DMABufPlaneModifiersLo
[0].IsPresent
!=
2019 attrs
->DMABufPlaneModifiersLo
[i
].IsPresent
) ||
2020 (attrs
->DMABufPlaneModifiersLo
[0].Value
!=
2021 attrs
->DMABufPlaneModifiersLo
[i
].Value
) ||
2022 (attrs
->DMABufPlaneModifiersHi
[0].Value
!=
2023 attrs
->DMABufPlaneModifiersHi
[i
].Value
)) {
2024 _eglError(EGL_BAD_PARAMETER
, "modifier attributes not equal");
2033 /* Returns the total number of file descriptors. Zero indicates an error. */
2035 dri2_check_dma_buf_format(const _EGLImageAttribs
*attrs
)
2039 switch (attrs
->DMABufFourCC
.Value
) {
2041 case DRM_FORMAT_RG88
:
2042 case DRM_FORMAT_GR88
:
2043 case DRM_FORMAT_R16
:
2044 case DRM_FORMAT_GR1616
:
2045 case DRM_FORMAT_RGB332
:
2046 case DRM_FORMAT_BGR233
:
2047 case DRM_FORMAT_XRGB4444
:
2048 case DRM_FORMAT_XBGR4444
:
2049 case DRM_FORMAT_RGBX4444
:
2050 case DRM_FORMAT_BGRX4444
:
2051 case DRM_FORMAT_ARGB4444
:
2052 case DRM_FORMAT_ABGR4444
:
2053 case DRM_FORMAT_RGBA4444
:
2054 case DRM_FORMAT_BGRA4444
:
2055 case DRM_FORMAT_XRGB1555
:
2056 case DRM_FORMAT_XBGR1555
:
2057 case DRM_FORMAT_RGBX5551
:
2058 case DRM_FORMAT_BGRX5551
:
2059 case DRM_FORMAT_ARGB1555
:
2060 case DRM_FORMAT_ABGR1555
:
2061 case DRM_FORMAT_RGBA5551
:
2062 case DRM_FORMAT_BGRA5551
:
2063 case DRM_FORMAT_RGB565
:
2064 case DRM_FORMAT_BGR565
:
2065 case DRM_FORMAT_RGB888
:
2066 case DRM_FORMAT_BGR888
:
2067 case DRM_FORMAT_XRGB8888
:
2068 case DRM_FORMAT_XBGR8888
:
2069 case DRM_FORMAT_RGBX8888
:
2070 case DRM_FORMAT_BGRX8888
:
2071 case DRM_FORMAT_ARGB8888
:
2072 case DRM_FORMAT_ABGR8888
:
2073 case DRM_FORMAT_RGBA8888
:
2074 case DRM_FORMAT_BGRA8888
:
2075 case DRM_FORMAT_XRGB2101010
:
2076 case DRM_FORMAT_XBGR2101010
:
2077 case DRM_FORMAT_RGBX1010102
:
2078 case DRM_FORMAT_BGRX1010102
:
2079 case DRM_FORMAT_ARGB2101010
:
2080 case DRM_FORMAT_ABGR2101010
:
2081 case DRM_FORMAT_RGBA1010102
:
2082 case DRM_FORMAT_BGRA1010102
:
2083 case DRM_FORMAT_YUYV
:
2084 case DRM_FORMAT_YVYU
:
2085 case DRM_FORMAT_UYVY
:
2086 case DRM_FORMAT_VYUY
:
2089 case DRM_FORMAT_NV12
:
2090 case DRM_FORMAT_NV21
:
2091 case DRM_FORMAT_NV16
:
2092 case DRM_FORMAT_NV61
:
2095 case DRM_FORMAT_YUV410
:
2096 case DRM_FORMAT_YVU410
:
2097 case DRM_FORMAT_YUV411
:
2098 case DRM_FORMAT_YVU411
:
2099 case DRM_FORMAT_YUV420
:
2100 case DRM_FORMAT_YVU420
:
2101 case DRM_FORMAT_YUV422
:
2102 case DRM_FORMAT_YVU422
:
2103 case DRM_FORMAT_YUV444
:
2104 case DRM_FORMAT_YVU444
:
2108 _eglError(EGL_BAD_ATTRIBUTE
, "invalid format");
2115 * "* If <target> is EGL_LINUX_DMA_BUF_EXT, and the list of attributes is
2116 * incomplete, EGL_BAD_PARAMETER is generated."
2118 for (unsigned i
= 0; i
< plane_n
; ++i
) {
2119 if (!attrs
->DMABufPlaneFds
[i
].IsPresent
||
2120 !attrs
->DMABufPlaneOffsets
[i
].IsPresent
||
2121 !attrs
->DMABufPlanePitches
[i
].IsPresent
) {
2122 _eglError(EGL_BAD_PARAMETER
, "plane attribute(s) missing");
2128 * The spec also says:
2130 * "If <target> is EGL_LINUX_DMA_BUF_EXT, and the EGL_LINUX_DRM_FOURCC_EXT
2131 * attribute indicates a single-plane format, EGL_BAD_ATTRIBUTE is
2132 * generated if any of the EGL_DMA_BUF_PLANE1_* or EGL_DMA_BUF_PLANE2_*
2133 * or EGL_DMA_BUF_PLANE3_* attributes are specified."
2135 for (unsigned i
= plane_n
; i
< DMA_BUF_MAX_PLANES
; ++i
) {
2136 if (attrs
->DMABufPlaneFds
[i
].IsPresent
||
2137 attrs
->DMABufPlaneOffsets
[i
].IsPresent
||
2138 attrs
->DMABufPlanePitches
[i
].IsPresent
||
2139 attrs
->DMABufPlaneModifiersLo
[i
].IsPresent
||
2140 attrs
->DMABufPlaneModifiersHi
[i
].IsPresent
) {
2143 * The modifiers extension spec says:
2145 * "Modifiers may modify any attribute of a buffer import, including
2146 * but not limited to adding extra planes to a format which
2147 * otherwise does not have those planes. As an example, a modifier
2148 * may add a plane for an external compression buffer to a
2149 * single-plane format. The exact meaning and effect of any
2150 * modifier is canonically defined by drm_fourcc.h, not as part of
2153 if (attrs
->DMABufPlaneModifiersLo
[i
].IsPresent
&&
2154 attrs
->DMABufPlaneModifiersHi
[i
].IsPresent
)
2157 _eglError(EGL_BAD_ATTRIBUTE
, "too many plane attributes");
2166 dri2_query_dma_buf_formats(_EGLDriver
*drv
, _EGLDisplay
*disp
,
2167 EGLint max
, EGLint
*formats
, EGLint
*count
)
2169 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2170 if (max
< 0 || (max
> 0 && formats
== NULL
)) {
2171 _eglError(EGL_BAD_PARAMETER
, "invalid value for max count of formats");
2175 if (dri2_dpy
->image
->base
.version
< 15 ||
2176 dri2_dpy
->image
->queryDmaBufFormats
== NULL
)
2179 if (!dri2_dpy
->image
->queryDmaBufFormats(dri2_dpy
->dri_screen
, max
,
2187 dri2_query_dma_buf_modifiers(_EGLDriver
*drv
, _EGLDisplay
*disp
, EGLint format
,
2188 EGLint max
, EGLuint64KHR
*modifiers
,
2189 EGLBoolean
*external_only
, EGLint
*count
)
2191 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2194 _eglError(EGL_BAD_PARAMETER
, "invalid value for max count of formats");
2198 if (max
> 0 && modifiers
== NULL
) {
2199 _eglError(EGL_BAD_PARAMETER
, "invalid modifiers array");
2203 if (dri2_dpy
->image
->base
.version
< 15 ||
2204 dri2_dpy
->image
->queryDmaBufModifiers
== NULL
)
2207 if (dri2_dpy
->image
->queryDmaBufModifiers(dri2_dpy
->dri_screen
, format
,
2209 (unsigned int *) external_only
,
2211 _eglError(EGL_BAD_PARAMETER
, "invalid format");
2221 * "If eglCreateImageKHR is successful for a EGL_LINUX_DMA_BUF_EXT target, the
2222 * EGL will take a reference to the dma_buf(s) which it will release at any
2223 * time while the EGLDisplay is initialized. It is the responsibility of the
2224 * application to close the dma_buf file descriptors."
2226 * Therefore we must never close or otherwise modify the file descriptors.
2229 dri2_create_image_dma_buf(_EGLDisplay
*disp
, _EGLContext
*ctx
,
2230 EGLClientBuffer buffer
, const EGLint
*attr_list
)
2232 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2235 _EGLImageAttribs attrs
;
2236 __DRIimage
*dri_image
;
2238 int fds
[DMA_BUF_MAX_PLANES
];
2239 int pitches
[DMA_BUF_MAX_PLANES
];
2240 int offsets
[DMA_BUF_MAX_PLANES
];
2242 bool has_modifier
= false;
2248 * ""* If <target> is EGL_LINUX_DMA_BUF_EXT and <buffer> is not NULL, the
2249 * error EGL_BAD_PARAMETER is generated."
2251 if (buffer
!= NULL
) {
2252 _eglError(EGL_BAD_PARAMETER
, "buffer not NULL");
2256 err
= _eglParseImageAttribList(&attrs
, disp
, attr_list
);
2257 if (err
!= EGL_SUCCESS
) {
2258 _eglError(err
, "bad attribute");
2262 if (!dri2_check_dma_buf_attribs(&attrs
))
2265 num_fds
= dri2_check_dma_buf_format(&attrs
);
2269 for (unsigned i
= 0; i
< num_fds
; ++i
) {
2270 fds
[i
] = attrs
.DMABufPlaneFds
[i
].Value
;
2271 pitches
[i
] = attrs
.DMABufPlanePitches
[i
].Value
;
2272 offsets
[i
] = attrs
.DMABufPlaneOffsets
[i
].Value
;
2275 /* dri2_check_dma_buf_attribs ensures that the modifier, if available,
2276 * will be present in attrs.DMABufPlaneModifiersLo[0] and
2277 * attrs.DMABufPlaneModifiersHi[0] */
2278 if (attrs
.DMABufPlaneModifiersLo
[0].IsPresent
) {
2279 modifier
= (uint64_t) attrs
.DMABufPlaneModifiersHi
[0].Value
<< 32;
2280 modifier
|= (uint64_t) (attrs
.DMABufPlaneModifiersLo
[0].Value
& 0xffffffff);
2281 has_modifier
= true;
2283 modifier
= DRM_FORMAT_MOD_INVALID
;
2287 if (dri2_dpy
->image
->base
.version
< 15 ||
2288 dri2_dpy
->image
->createImageFromDmaBufs2
== NULL
) {
2289 _eglError(EGL_BAD_MATCH
, "unsupported dma_buf format modifier");
2290 return EGL_NO_IMAGE_KHR
;
2293 dri2_dpy
->image
->createImageFromDmaBufs2(dri2_dpy
->dri_screen
,
2294 attrs
.Width
, attrs
.Height
, attrs
.DMABufFourCC
.Value
,
2295 modifier
, fds
, num_fds
, pitches
, offsets
,
2296 attrs
.DMABufYuvColorSpaceHint
.Value
,
2297 attrs
.DMABufSampleRangeHint
.Value
,
2298 attrs
.DMABufChromaHorizontalSiting
.Value
,
2299 attrs
.DMABufChromaVerticalSiting
.Value
,
2305 dri2_dpy
->image
->createImageFromDmaBufs(dri2_dpy
->dri_screen
,
2306 attrs
.Width
, attrs
.Height
, attrs
.DMABufFourCC
.Value
,
2307 fds
, num_fds
, pitches
, offsets
,
2308 attrs
.DMABufYuvColorSpaceHint
.Value
,
2309 attrs
.DMABufSampleRangeHint
.Value
,
2310 attrs
.DMABufChromaHorizontalSiting
.Value
,
2311 attrs
.DMABufChromaVerticalSiting
.Value
,
2315 dri2_create_image_khr_texture_error(error
);
2318 return EGL_NO_IMAGE_KHR
;
2320 res
= dri2_create_image_from_dri(disp
, dri_image
);
2325 dri2_create_drm_image_mesa(_EGLDriver
*drv
, _EGLDisplay
*disp
,
2326 const EGLint
*attr_list
)
2328 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2329 struct dri2_egl_image
*dri2_img
;
2330 _EGLImageAttribs attrs
;
2331 unsigned int dri_use
, valid_mask
;
2333 EGLint err
= EGL_SUCCESS
;
2337 dri2_img
= malloc(sizeof *dri2_img
);
2339 _eglError(EGL_BAD_ALLOC
, "dri2_create_image_khr");
2340 return EGL_NO_IMAGE_KHR
;
2344 err
= EGL_BAD_PARAMETER
;
2348 if (!_eglInitImage(&dri2_img
->base
, disp
)) {
2349 err
= EGL_BAD_PARAMETER
;
2353 err
= _eglParseImageAttribList(&attrs
, disp
, attr_list
);
2354 if (err
!= EGL_SUCCESS
)
2357 if (attrs
.Width
<= 0 || attrs
.Height
<= 0) {
2358 _eglLog(_EGL_WARNING
, "bad width or height (%dx%d)",
2359 attrs
.Width
, attrs
.Height
);
2363 switch (attrs
.DRMBufferFormatMESA
) {
2364 case EGL_DRM_BUFFER_FORMAT_ARGB32_MESA
:
2365 format
= __DRI_IMAGE_FORMAT_ARGB8888
;
2368 _eglLog(_EGL_WARNING
, "bad image format value 0x%04x",
2369 attrs
.DRMBufferFormatMESA
);
2374 EGL_DRM_BUFFER_USE_SCANOUT_MESA
|
2375 EGL_DRM_BUFFER_USE_SHARE_MESA
|
2376 EGL_DRM_BUFFER_USE_CURSOR_MESA
;
2377 if (attrs
.DRMBufferUseMESA
& ~valid_mask
) {
2378 _eglLog(_EGL_WARNING
, "bad image use bit 0x%04x",
2379 attrs
.DRMBufferUseMESA
& ~valid_mask
);
2384 if (attrs
.DRMBufferUseMESA
& EGL_DRM_BUFFER_USE_SHARE_MESA
)
2385 dri_use
|= __DRI_IMAGE_USE_SHARE
;
2386 if (attrs
.DRMBufferUseMESA
& EGL_DRM_BUFFER_USE_SCANOUT_MESA
)
2387 dri_use
|= __DRI_IMAGE_USE_SCANOUT
;
2388 if (attrs
.DRMBufferUseMESA
& EGL_DRM_BUFFER_USE_CURSOR_MESA
)
2389 dri_use
|= __DRI_IMAGE_USE_CURSOR
;
2391 dri2_img
->dri_image
=
2392 dri2_dpy
->image
->createImage(dri2_dpy
->dri_screen
,
2393 attrs
.Width
, attrs
.Height
,
2394 format
, dri_use
, dri2_img
);
2395 if (dri2_img
->dri_image
== NULL
) {
2396 err
= EGL_BAD_ALLOC
;
2400 return &dri2_img
->base
;
2404 _eglError(err
, "dri2_create_drm_image_mesa");
2406 return EGL_NO_IMAGE_KHR
;
2410 dri2_export_drm_image_mesa(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLImage
*img
,
2411 EGLint
*name
, EGLint
*handle
, EGLint
*stride
)
2413 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2414 struct dri2_egl_image
*dri2_img
= dri2_egl_image(img
);
2418 if (name
&& !dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
2419 __DRI_IMAGE_ATTRIB_NAME
, name
)) {
2420 _eglError(EGL_BAD_ALLOC
, "dri2_export_drm_image_mesa");
2425 dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
2426 __DRI_IMAGE_ATTRIB_HANDLE
, handle
);
2429 dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
2430 __DRI_IMAGE_ATTRIB_STRIDE
, stride
);
2436 dri2_export_dma_buf_image_query_mesa(_EGLDriver
*drv
, _EGLDisplay
*disp
,
2438 EGLint
*fourcc
, EGLint
*nplanes
,
2439 EGLuint64KHR
*modifiers
)
2441 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2442 struct dri2_egl_image
*dri2_img
= dri2_egl_image(img
);
2448 dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
2449 __DRI_IMAGE_ATTRIB_NUM_PLANES
, nplanes
);
2451 dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
2452 __DRI_IMAGE_ATTRIB_FOURCC
, fourcc
);
2461 dri2_export_dma_buf_image_mesa(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLImage
*img
,
2462 int *fds
, EGLint
*strides
, EGLint
*offsets
)
2464 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2465 struct dri2_egl_image
*dri2_img
= dri2_egl_image(img
);
2469 /* rework later to provide multiple fds/strides/offsets */
2471 dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
2472 __DRI_IMAGE_ATTRIB_FD
, fds
);
2475 dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
2476 __DRI_IMAGE_ATTRIB_STRIDE
, strides
);
2480 bool ret
= dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
2481 __DRI_IMAGE_ATTRIB_OFFSET
, &img_offset
);
2483 offsets
[0] = img_offset
;
2494 dri2_create_image_khr(_EGLDriver
*drv
, _EGLDisplay
*disp
,
2495 _EGLContext
*ctx
, EGLenum target
,
2496 EGLClientBuffer buffer
, const EGLint
*attr_list
)
2501 case EGL_GL_TEXTURE_2D_KHR
:
2502 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_X_KHR
:
2503 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_X_KHR
:
2504 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_Y_KHR
:
2505 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_Y_KHR
:
2506 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_Z_KHR
:
2507 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_KHR
:
2508 return dri2_create_image_khr_texture(disp
, ctx
, target
, buffer
, attr_list
);
2509 case EGL_GL_TEXTURE_3D_KHR
:
2510 if (disp
->Extensions
.KHR_gl_texture_3D_image
) {
2511 return dri2_create_image_khr_texture(disp
, ctx
, target
, buffer
, attr_list
);
2514 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_khr");
2515 return EGL_NO_IMAGE_KHR
;
2517 case EGL_GL_RENDERBUFFER_KHR
:
2518 return dri2_create_image_khr_renderbuffer(disp
, ctx
, buffer
, attr_list
);
2520 case EGL_DRM_BUFFER_MESA
:
2521 return dri2_create_image_mesa_drm_buffer(disp
, ctx
, buffer
, attr_list
);
2522 case EGL_LINUX_DMA_BUF_EXT
:
2523 return dri2_create_image_dma_buf(disp
, ctx
, buffer
, attr_list
);
2525 #ifdef HAVE_WAYLAND_PLATFORM
2526 case EGL_WAYLAND_BUFFER_WL
:
2527 return dri2_create_image_wayland_wl_buffer(disp
, ctx
, buffer
, attr_list
);
2530 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_khr");
2531 return EGL_NO_IMAGE_KHR
;
2536 dri2_destroy_image_khr(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLImage
*image
)
2538 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2539 struct dri2_egl_image
*dri2_img
= dri2_egl_image(image
);
2543 dri2_dpy
->image
->destroyImage(dri2_img
->dri_image
);
2549 #ifdef HAVE_WAYLAND_PLATFORM
2552 dri2_wl_reference_buffer(void *user_data
, uint32_t name
, int fd
,
2553 struct wl_drm_buffer
*buffer
)
2555 _EGLDisplay
*disp
= user_data
;
2556 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2558 int dri_components
= 0;
2561 img
= dri2_dpy
->image
->createImageFromNames(dri2_dpy
->dri_screen
,
2570 img
= dri2_dpy
->image
->createImageFromFds(dri2_dpy
->dri_screen
,
2582 dri2_dpy
->image
->queryImage(img
, __DRI_IMAGE_ATTRIB_COMPONENTS
, &dri_components
);
2584 buffer
->driver_format
= NULL
;
2585 for (int i
= 0; i
< ARRAY_SIZE(wl_drm_components
); i
++)
2586 if (wl_drm_components
[i
].dri_components
== dri_components
)
2587 buffer
->driver_format
= &wl_drm_components
[i
];
2589 if (buffer
->driver_format
== NULL
)
2590 dri2_dpy
->image
->destroyImage(img
);
2592 buffer
->driver_buffer
= img
;
2596 dri2_wl_release_buffer(void *user_data
, struct wl_drm_buffer
*buffer
)
2598 _EGLDisplay
*disp
= user_data
;
2599 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2601 dri2_dpy
->image
->destroyImage(buffer
->driver_buffer
);
2604 static struct wayland_drm_callbacks wl_drm_callbacks
= {
2605 .authenticate
= NULL
,
2606 .reference_buffer
= dri2_wl_reference_buffer
,
2607 .release_buffer
= dri2_wl_release_buffer
2611 dri2_bind_wayland_display_wl(_EGLDriver
*drv
, _EGLDisplay
*disp
,
2612 struct wl_display
*wl_dpy
)
2614 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2620 if (dri2_dpy
->wl_server_drm
)
2623 wl_drm_callbacks
.authenticate
=
2624 (int(*)(void *, uint32_t)) dri2_dpy
->vtbl
->authenticate
;
2626 if (drmGetCap(dri2_dpy
->fd
, DRM_CAP_PRIME
, &cap
) == 0 &&
2627 cap
== (DRM_PRIME_CAP_IMPORT
| DRM_PRIME_CAP_EXPORT
) &&
2628 dri2_dpy
->image
->base
.version
>= 7 &&
2629 dri2_dpy
->image
->createImageFromFds
!= NULL
)
2630 flags
|= WAYLAND_DRM_PRIME
;
2632 dri2_dpy
->wl_server_drm
=
2633 wayland_drm_init(wl_dpy
, dri2_dpy
->device_name
,
2634 &wl_drm_callbacks
, disp
, flags
);
2636 if (!dri2_dpy
->wl_server_drm
)
2639 #ifdef HAVE_DRM_PLATFORM
2640 /* We have to share the wl_drm instance with gbm, so gbm can convert
2641 * wl_buffers to gbm bos. */
2642 if (dri2_dpy
->gbm_dri
)
2643 dri2_dpy
->gbm_dri
->wl_drm
= dri2_dpy
->wl_server_drm
;
2650 dri2_unbind_wayland_display_wl(_EGLDriver
*drv
, _EGLDisplay
*disp
,
2651 struct wl_display
*wl_dpy
)
2653 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2657 if (!dri2_dpy
->wl_server_drm
)
2660 wayland_drm_uninit(dri2_dpy
->wl_server_drm
);
2661 dri2_dpy
->wl_server_drm
= NULL
;
2667 dri2_query_wayland_buffer_wl(_EGLDriver
*drv
, _EGLDisplay
*disp
,
2668 struct wl_resource
*buffer_resource
,
2669 EGLint attribute
, EGLint
*value
)
2671 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2672 struct wl_drm_buffer
*buffer
;
2673 const struct wl_drm_components_descriptor
*format
;
2675 buffer
= wayland_drm_buffer_get(dri2_dpy
->wl_server_drm
, buffer_resource
);
2679 format
= buffer
->driver_format
;
2680 switch (attribute
) {
2681 case EGL_TEXTURE_FORMAT
:
2682 *value
= format
->components
;
2685 *value
= buffer
->width
;
2688 *value
= buffer
->height
;
2697 dri2_egl_ref_sync(struct dri2_egl_sync
*sync
)
2699 p_atomic_inc(&sync
->refcount
);
2703 dri2_egl_unref_sync(struct dri2_egl_display
*dri2_dpy
,
2704 struct dri2_egl_sync
*dri2_sync
)
2706 if (p_atomic_dec_zero(&dri2_sync
->refcount
)) {
2707 switch (dri2_sync
->base
.Type
) {
2708 case EGL_SYNC_REUSABLE_KHR
:
2709 cnd_destroy(&dri2_sync
->cond
);
2711 case EGL_SYNC_NATIVE_FENCE_ANDROID
:
2712 if (dri2_sync
->base
.SyncFd
!= EGL_NO_NATIVE_FENCE_FD_ANDROID
)
2713 close(dri2_sync
->base
.SyncFd
);
2719 if (dri2_sync
->fence
)
2720 dri2_dpy
->fence
->destroy_fence(dri2_dpy
->dri_screen
, dri2_sync
->fence
);
2727 dri2_create_sync(_EGLDriver
*drv
, _EGLDisplay
*dpy
,
2728 EGLenum type
, const EGLAttrib
*attrib_list
)
2730 _EGLContext
*ctx
= _eglGetCurrentContext();
2731 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
2732 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
2733 struct dri2_egl_sync
*dri2_sync
;
2735 pthread_condattr_t attr
;
2737 dri2_sync
= calloc(1, sizeof(struct dri2_egl_sync
));
2739 _eglError(EGL_BAD_ALLOC
, "eglCreateSyncKHR");
2743 if (!_eglInitSync(&dri2_sync
->base
, dpy
, type
, attrib_list
)) {
2749 case EGL_SYNC_FENCE_KHR
:
2750 dri2_sync
->fence
= dri2_dpy
->fence
->create_fence(dri2_ctx
->dri_context
);
2751 if (!dri2_sync
->fence
) {
2752 /* Why did it fail? DRI doesn't return an error code, so we emit
2753 * a generic EGL error that doesn't communicate user error.
2755 _eglError(EGL_BAD_ALLOC
, "eglCreateSyncKHR");
2761 case EGL_SYNC_CL_EVENT_KHR
:
2762 dri2_sync
->fence
= dri2_dpy
->fence
->get_fence_from_cl_event(
2763 dri2_dpy
->dri_screen
,
2764 dri2_sync
->base
.CLEvent
);
2765 /* this can only happen if the cl_event passed in is invalid. */
2766 if (!dri2_sync
->fence
) {
2767 _eglError(EGL_BAD_ATTRIBUTE
, "eglCreateSyncKHR");
2772 /* the initial status must be "signaled" if the cl_event is signaled */
2773 if (dri2_dpy
->fence
->client_wait_sync(dri2_ctx
->dri_context
,
2774 dri2_sync
->fence
, 0, 0))
2775 dri2_sync
->base
.SyncStatus
= EGL_SIGNALED_KHR
;
2778 case EGL_SYNC_REUSABLE_KHR
:
2779 /* intialize attr */
2780 ret
= pthread_condattr_init(&attr
);
2783 _eglError(EGL_BAD_ACCESS
, "eglCreateSyncKHR");
2788 /* change clock attribute to CLOCK_MONOTONIC */
2789 ret
= pthread_condattr_setclock(&attr
, CLOCK_MONOTONIC
);
2792 _eglError(EGL_BAD_ACCESS
, "eglCreateSyncKHR");
2797 ret
= pthread_cond_init(&dri2_sync
->cond
, &attr
);
2800 _eglError(EGL_BAD_ACCESS
, "eglCreateSyncKHR");
2805 /* initial status of reusable sync must be "unsignaled" */
2806 dri2_sync
->base
.SyncStatus
= EGL_UNSIGNALED_KHR
;
2809 case EGL_SYNC_NATIVE_FENCE_ANDROID
:
2810 if (dri2_dpy
->fence
->create_fence_fd
) {
2811 dri2_sync
->fence
= dri2_dpy
->fence
->create_fence_fd(
2812 dri2_ctx
->dri_context
,
2813 dri2_sync
->base
.SyncFd
);
2815 if (!dri2_sync
->fence
) {
2816 _eglError(EGL_BAD_ATTRIBUTE
, "eglCreateSyncKHR");
2823 p_atomic_set(&dri2_sync
->refcount
, 1);
2824 return &dri2_sync
->base
;
2828 dri2_destroy_sync(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLSync
*sync
)
2830 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
2831 struct dri2_egl_sync
*dri2_sync
= dri2_egl_sync(sync
);
2832 EGLint ret
= EGL_TRUE
;
2835 /* if type of sync is EGL_SYNC_REUSABLE_KHR and it is not signaled yet,
2836 * then unlock all threads possibly blocked by the reusable sync before
2839 if (dri2_sync
->base
.Type
== EGL_SYNC_REUSABLE_KHR
&&
2840 dri2_sync
->base
.SyncStatus
== EGL_UNSIGNALED_KHR
) {
2841 dri2_sync
->base
.SyncStatus
= EGL_SIGNALED_KHR
;
2842 /* unblock all threads currently blocked by sync */
2843 err
= cnd_broadcast(&dri2_sync
->cond
);
2846 _eglError(EGL_BAD_ACCESS
, "eglDestroySyncKHR");
2851 dri2_egl_unref_sync(dri2_dpy
, dri2_sync
);
2857 dri2_dup_native_fence_fd(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLSync
*sync
)
2859 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
2860 struct dri2_egl_sync
*dri2_sync
= dri2_egl_sync(sync
);
2862 assert(sync
->Type
== EGL_SYNC_NATIVE_FENCE_ANDROID
);
2864 if (sync
->SyncFd
== EGL_NO_NATIVE_FENCE_FD_ANDROID
) {
2865 /* try to retrieve the actual native fence fd.. if rendering is
2866 * not flushed this will just return -1, aka NO_NATIVE_FENCE_FD:
2868 sync
->SyncFd
= dri2_dpy
->fence
->get_fence_fd(dri2_dpy
->dri_screen
,
2872 if (sync
->SyncFd
== EGL_NO_NATIVE_FENCE_FD_ANDROID
) {
2873 /* if native fence fd still not created, return an error: */
2874 _eglError(EGL_BAD_PARAMETER
, "eglDupNativeFenceFDANDROID");
2875 return EGL_NO_NATIVE_FENCE_FD_ANDROID
;
2878 return dup(sync
->SyncFd
);
2882 dri2_client_wait_sync(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLSync
*sync
,
2883 EGLint flags
, EGLTime timeout
)
2885 _EGLContext
*ctx
= _eglGetCurrentContext();
2886 struct dri2_egl_driver
*dri2_drv
= dri2_egl_driver(drv
);
2887 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
2888 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
2889 struct dri2_egl_sync
*dri2_sync
= dri2_egl_sync(sync
);
2890 unsigned wait_flags
= 0;
2892 /* timespecs for cnd_timedwait */
2893 struct timespec current
;
2896 EGLint ret
= EGL_CONDITION_SATISFIED_KHR
;
2898 /* The EGL_KHR_fence_sync spec states:
2900 * "If no context is current for the bound API,
2901 * the EGL_SYNC_FLUSH_COMMANDS_BIT_KHR bit is ignored.
2903 if (dri2_ctx
&& flags
& EGL_SYNC_FLUSH_COMMANDS_BIT_KHR
)
2904 wait_flags
|= __DRI2_FENCE_FLAG_FLUSH_COMMANDS
;
2906 /* the sync object should take a reference while waiting */
2907 dri2_egl_ref_sync(dri2_sync
);
2909 switch (sync
->Type
) {
2910 case EGL_SYNC_FENCE_KHR
:
2911 case EGL_SYNC_NATIVE_FENCE_ANDROID
:
2912 case EGL_SYNC_CL_EVENT_KHR
:
2913 if (dri2_dpy
->fence
->client_wait_sync(dri2_ctx
? dri2_ctx
->dri_context
: NULL
,
2914 dri2_sync
->fence
, wait_flags
,
2916 dri2_sync
->base
.SyncStatus
= EGL_SIGNALED_KHR
;
2918 ret
= EGL_TIMEOUT_EXPIRED_KHR
;
2921 case EGL_SYNC_REUSABLE_KHR
:
2922 if (dri2_ctx
&& dri2_sync
->base
.SyncStatus
== EGL_UNSIGNALED_KHR
&&
2923 (flags
& EGL_SYNC_FLUSH_COMMANDS_BIT_KHR
)) {
2924 /* flush context if EGL_SYNC_FLUSH_COMMANDS_BIT_KHR is set */
2925 dri2_drv
->glFlush();
2928 /* if timeout is EGL_FOREVER_KHR, it should wait without any timeout.*/
2929 if (timeout
== EGL_FOREVER_KHR
) {
2930 mtx_lock(&dri2_sync
->mutex
);
2931 cnd_wait(&dri2_sync
->cond
, &dri2_sync
->mutex
);
2932 mtx_unlock(&dri2_sync
->mutex
);
2934 /* if reusable sync has not been yet signaled */
2935 if (dri2_sync
->base
.SyncStatus
!= EGL_SIGNALED_KHR
) {
2936 clock_gettime(CLOCK_MONOTONIC
, ¤t
);
2938 /* calculating when to expire */
2939 expire
.nsec
= timeout
% 1000000000L;
2940 expire
.sec
= timeout
/ 1000000000L;
2942 expire
.nsec
+= current
.tv_nsec
;
2943 expire
.sec
+= current
.tv_sec
;
2945 /* expire.nsec now is a number between 0 and 1999999998 */
2946 if (expire
.nsec
> 999999999L) {
2948 expire
.nsec
-= 1000000000L;
2951 mtx_lock(&dri2_sync
->mutex
);
2952 ret
= cnd_timedwait(&dri2_sync
->cond
, &dri2_sync
->mutex
, &expire
);
2953 mtx_unlock(&dri2_sync
->mutex
);
2955 if (ret
== thrd_busy
) {
2956 if (dri2_sync
->base
.SyncStatus
== EGL_UNSIGNALED_KHR
) {
2957 ret
= EGL_TIMEOUT_EXPIRED_KHR
;
2959 _eglError(EGL_BAD_ACCESS
, "eglClientWaitSyncKHR");
2967 dri2_egl_unref_sync(dri2_dpy
, dri2_sync
);
2973 dri2_signal_sync(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLSync
*sync
,
2976 struct dri2_egl_sync
*dri2_sync
= dri2_egl_sync(sync
);
2979 if (sync
->Type
!= EGL_SYNC_REUSABLE_KHR
) {
2980 _eglError(EGL_BAD_MATCH
, "eglSignalSyncKHR");
2984 if (mode
!= EGL_SIGNALED_KHR
&& mode
!= EGL_UNSIGNALED_KHR
) {
2985 _eglError(EGL_BAD_ATTRIBUTE
, "eglSignalSyncKHR");
2989 dri2_sync
->base
.SyncStatus
= mode
;
2991 if (mode
== EGL_SIGNALED_KHR
) {
2992 ret
= cnd_broadcast(&dri2_sync
->cond
);
2994 /* fail to broadcast */
2996 _eglError(EGL_BAD_ACCESS
, "eglSignalSyncKHR");
3005 dri2_server_wait_sync(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLSync
*sync
)
3007 _EGLContext
*ctx
= _eglGetCurrentContext();
3008 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
3009 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
3010 struct dri2_egl_sync
*dri2_sync
= dri2_egl_sync(sync
);
3012 dri2_dpy
->fence
->server_wait_sync(dri2_ctx
->dri_context
,
3013 dri2_sync
->fence
, 0);
3018 dri2_interop_query_device_info(_EGLDisplay
*dpy
, _EGLContext
*ctx
,
3019 struct mesa_glinterop_device_info
*out
)
3021 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
3022 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
3024 if (!dri2_dpy
->interop
)
3025 return MESA_GLINTEROP_UNSUPPORTED
;
3027 return dri2_dpy
->interop
->query_device_info(dri2_ctx
->dri_context
, out
);
3031 dri2_interop_export_object(_EGLDisplay
*dpy
, _EGLContext
*ctx
,
3032 struct mesa_glinterop_export_in
*in
,
3033 struct mesa_glinterop_export_out
*out
)
3035 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
3036 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
3038 if (!dri2_dpy
->interop
)
3039 return MESA_GLINTEROP_UNSUPPORTED
;
3041 return dri2_dpy
->interop
->export_object(dri2_ctx
->dri_context
, in
, out
);
3045 dri2_unload(_EGLDriver
*drv
)
3047 struct dri2_egl_driver
*dri2_drv
= dri2_egl_driver(drv
);
3049 dlclose(dri2_drv
->handle
);
3054 dri2_load(_EGLDriver
*drv
)
3056 struct dri2_egl_driver
*dri2_drv
= dri2_egl_driver(drv
);
3057 #ifdef HAVE_ANDROID_PLATFORM
3058 const char *libname
= "libglapi.so";
3059 #elif defined(__APPLE__)
3060 const char *libname
= "libglapi.0.dylib";
3061 #elif defined(__CYGWIN__)
3062 const char *libname
= "cygglapi-0.dll";
3064 const char *libname
= "libglapi.so.0";
3068 /* RTLD_GLOBAL to make sure glapi symbols are visible to DRI drivers */
3069 handle
= dlopen(libname
, RTLD_LAZY
| RTLD_GLOBAL
);
3071 _eglLog(_EGL_WARNING
, "DRI2: failed to open glapi provider");
3075 dri2_drv
->get_proc_address
= (_EGLProc (*)(const char *))
3076 dlsym(handle
, "_glapi_get_proc_address");
3078 /* if glapi is not available, loading DRI drivers will fail */
3079 if (!dri2_drv
->get_proc_address
) {
3080 _eglLog(_EGL_WARNING
, "DRI2: failed to find _glapi_get_proc_address");
3084 dri2_drv
->glFlush
= (void (*)(void))
3085 dri2_drv
->get_proc_address("glFlush");
3087 /* if glFlush is not available things are horribly broken */
3088 if (!dri2_drv
->glFlush
) {
3089 _eglLog(_EGL_WARNING
, "DRI2: failed to find glFlush entry point");
3093 dri2_drv
->handle
= handle
;
3103 * This is the main entrypoint into the driver, called by libEGL.
3104 * Create a new _EGLDriver object and init its dispatch table.
3107 _eglBuiltInDriverDRI2(const char *args
)
3109 struct dri2_egl_driver
*dri2_drv
;
3113 dri2_drv
= calloc(1, sizeof *dri2_drv
);
3117 if (!dri2_load(&dri2_drv
->base
)) {
3122 _eglInitDriverFallbacks(&dri2_drv
->base
);
3123 dri2_drv
->base
.API
.Initialize
= dri2_initialize
;
3124 dri2_drv
->base
.API
.Terminate
= dri2_terminate
;
3125 dri2_drv
->base
.API
.CreateContext
= dri2_create_context
;
3126 dri2_drv
->base
.API
.DestroyContext
= dri2_destroy_context
;
3127 dri2_drv
->base
.API
.MakeCurrent
= dri2_make_current
;
3128 dri2_drv
->base
.API
.CreateWindowSurface
= dri2_create_window_surface
;
3129 dri2_drv
->base
.API
.CreatePixmapSurface
= dri2_create_pixmap_surface
;
3130 dri2_drv
->base
.API
.CreatePbufferSurface
= dri2_create_pbuffer_surface
;
3131 dri2_drv
->base
.API
.DestroySurface
= dri2_destroy_surface
;
3132 dri2_drv
->base
.API
.GetProcAddress
= dri2_get_proc_address
;
3133 dri2_drv
->base
.API
.WaitClient
= dri2_wait_client
;
3134 dri2_drv
->base
.API
.WaitNative
= dri2_wait_native
;
3135 dri2_drv
->base
.API
.BindTexImage
= dri2_bind_tex_image
;
3136 dri2_drv
->base
.API
.ReleaseTexImage
= dri2_release_tex_image
;
3137 dri2_drv
->base
.API
.SwapInterval
= dri2_swap_interval
;
3138 dri2_drv
->base
.API
.SwapBuffers
= dri2_swap_buffers
;
3139 dri2_drv
->base
.API
.SwapBuffersWithDamageEXT
= dri2_swap_buffers_with_damage
;
3140 dri2_drv
->base
.API
.SwapBuffersRegionNOK
= dri2_swap_buffers_region
;
3141 dri2_drv
->base
.API
.SetDamageRegion
= dri2_set_damage_region
;
3142 dri2_drv
->base
.API
.PostSubBufferNV
= dri2_post_sub_buffer
;
3143 dri2_drv
->base
.API
.CopyBuffers
= dri2_copy_buffers
,
3144 dri2_drv
->base
.API
.QueryBufferAge
= dri2_query_buffer_age
;
3145 dri2_drv
->base
.API
.CreateImageKHR
= dri2_create_image
;
3146 dri2_drv
->base
.API
.DestroyImageKHR
= dri2_destroy_image_khr
;
3147 dri2_drv
->base
.API
.CreateWaylandBufferFromImageWL
= dri2_create_wayland_buffer_from_image
;
3148 dri2_drv
->base
.API
.QuerySurface
= dri2_query_surface
;
3150 dri2_drv
->base
.API
.CreateDRMImageMESA
= dri2_create_drm_image_mesa
;
3151 dri2_drv
->base
.API
.ExportDRMImageMESA
= dri2_export_drm_image_mesa
;
3152 dri2_drv
->base
.API
.ExportDMABUFImageQueryMESA
= dri2_export_dma_buf_image_query_mesa
;
3153 dri2_drv
->base
.API
.ExportDMABUFImageMESA
= dri2_export_dma_buf_image_mesa
;
3154 dri2_drv
->base
.API
.QueryDmaBufFormatsEXT
= dri2_query_dma_buf_formats
;
3155 dri2_drv
->base
.API
.QueryDmaBufModifiersEXT
= dri2_query_dma_buf_modifiers
;
3157 #ifdef HAVE_WAYLAND_PLATFORM
3158 dri2_drv
->base
.API
.BindWaylandDisplayWL
= dri2_bind_wayland_display_wl
;
3159 dri2_drv
->base
.API
.UnbindWaylandDisplayWL
= dri2_unbind_wayland_display_wl
;
3160 dri2_drv
->base
.API
.QueryWaylandBufferWL
= dri2_query_wayland_buffer_wl
;
3162 dri2_drv
->base
.API
.GetSyncValuesCHROMIUM
= dri2_get_sync_values_chromium
;
3163 dri2_drv
->base
.API
.CreateSyncKHR
= dri2_create_sync
;
3164 dri2_drv
->base
.API
.ClientWaitSyncKHR
= dri2_client_wait_sync
;
3165 dri2_drv
->base
.API
.SignalSyncKHR
= dri2_signal_sync
;
3166 dri2_drv
->base
.API
.WaitSyncKHR
= dri2_server_wait_sync
;
3167 dri2_drv
->base
.API
.DestroySyncKHR
= dri2_destroy_sync
;
3168 dri2_drv
->base
.API
.GLInteropQueryDeviceInfo
= dri2_interop_query_device_info
;
3169 dri2_drv
->base
.API
.GLInteropExportObject
= dri2_interop_export_object
;
3170 dri2_drv
->base
.API
.DupNativeFenceFDANDROID
= dri2_dup_native_fence_fd
;
3172 dri2_drv
->base
.Name
= "DRI2";
3173 dri2_drv
->base
.Unload
= dri2_unload
;
3175 return &dri2_drv
->base
;