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>
39 #include <c11/threads.h>
43 #include "drm-uapi/drm_fourcc.h"
46 #include <GL/internal/dri_interface.h>
47 #include <sys/types.h>
50 #ifdef HAVE_WAYLAND_PLATFORM
51 #include <wayland-client.h>
52 #include "wayland-drm.h"
53 #include "wayland-drm-client-protocol.h"
54 #include "linux-dmabuf-unstable-v1-client-protocol.h"
57 #ifdef HAVE_X11_PLATFORM
58 #include "X11/Xlibint.h"
61 #include "egldefines.h"
63 #include "GL/mesa_glinterop.h"
64 #include "loader/loader.h"
65 #include "util/u_atomic.h"
66 #include "util/u_vector.h"
67 #include "mapi/glapi/glapi.h"
69 /* Additional definitions not yet in the drm_fourcc.h.
71 #ifndef DRM_FORMAT_P010
72 #define DRM_FORMAT_P010 fourcc_code('P', '0', '1', '0') /* 2x2 subsampled Cb:Cr plane 10 bits per channel */
75 #ifndef DRM_FORMAT_P012
76 #define DRM_FORMAT_P012 fourcc_code('P', '0', '1', '2') /* 2x2 subsampled Cb:Cr plane 12 bits per channel */
79 #ifndef DRM_FORMAT_P016
80 #define DRM_FORMAT_P016 fourcc_code('P', '0', '1', '6') /* 2x2 subsampled Cb:Cr plane 16 bits per channel */
83 #define NUM_ATTRIBS 12
86 dri_set_background_context(void *loaderPrivate
)
88 _EGLContext
*ctx
= _eglGetCurrentContext();
89 _EGLThreadInfo
*t
= _eglGetCurrentThread();
91 _eglBindContextToThread(ctx
, t
);
97 static void (*glFlush
)(void);
98 static mtx_t glFlushMutex
= _MTX_INITIALIZER_NP
;
100 mtx_lock(&glFlushMutex
);
102 glFlush
= _glapi_get_proc_address("glFlush");
103 mtx_unlock(&glFlushMutex
);
105 /* if glFlush is not available things are horribly broken */
107 _eglLog(_EGL_WARNING
, "DRI2: failed to find glFlush entry point");
115 dri_is_thread_safe(void *loaderPrivate
)
117 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
118 UNUSED _EGLDisplay
*display
= dri2_surf
->base
.Resource
.Display
;
120 #ifdef HAVE_X11_PLATFORM
121 Display
*xdpy
= (Display
*)display
->PlatformDisplay
;
123 /* Check Xlib is running in thread safe mode when running on EGL/X11-xlib
126 * 'lock_fns' is the XLockDisplay function pointer of the X11 display 'dpy'.
127 * It wll be NULL if XInitThreads wasn't called.
129 if (display
->Platform
== _EGL_PLATFORM_X11
&& xdpy
&& !xdpy
->lock_fns
)
133 #ifdef HAVE_WAYLAND_PLATFORM
134 if (display
->Platform
== _EGL_PLATFORM_WAYLAND
)
141 const __DRIbackgroundCallableExtension background_callable_extension
= {
142 .base
= { __DRI_BACKGROUND_CALLABLE
, 2 },
144 .setBackgroundContext
= dri_set_background_context
,
145 .isThreadSafe
= dri_is_thread_safe
,
148 const __DRIuseInvalidateExtension use_invalidate
= {
149 .base
= { __DRI_USE_INVALIDATE
, 1 }
152 static const EGLint dri2_to_egl_attribute_map
[__DRI_ATTRIB_MAX
] = {
153 [__DRI_ATTRIB_BUFFER_SIZE
] = EGL_BUFFER_SIZE
,
154 [__DRI_ATTRIB_LEVEL
] = EGL_LEVEL
,
155 [__DRI_ATTRIB_RED_SIZE
] = EGL_RED_SIZE
,
156 [__DRI_ATTRIB_GREEN_SIZE
] = EGL_GREEN_SIZE
,
157 [__DRI_ATTRIB_BLUE_SIZE
] = EGL_BLUE_SIZE
,
158 [__DRI_ATTRIB_LUMINANCE_SIZE
] = EGL_LUMINANCE_SIZE
,
159 [__DRI_ATTRIB_ALPHA_SIZE
] = EGL_ALPHA_SIZE
,
160 [__DRI_ATTRIB_DEPTH_SIZE
] = EGL_DEPTH_SIZE
,
161 [__DRI_ATTRIB_STENCIL_SIZE
] = EGL_STENCIL_SIZE
,
162 [__DRI_ATTRIB_SAMPLE_BUFFERS
] = EGL_SAMPLE_BUFFERS
,
163 [__DRI_ATTRIB_SAMPLES
] = EGL_SAMPLES
,
164 [__DRI_ATTRIB_MAX_PBUFFER_WIDTH
] = EGL_MAX_PBUFFER_WIDTH
,
165 [__DRI_ATTRIB_MAX_PBUFFER_HEIGHT
] = EGL_MAX_PBUFFER_HEIGHT
,
166 [__DRI_ATTRIB_MAX_PBUFFER_PIXELS
] = EGL_MAX_PBUFFER_PIXELS
,
167 [__DRI_ATTRIB_MAX_SWAP_INTERVAL
] = EGL_MAX_SWAP_INTERVAL
,
168 [__DRI_ATTRIB_MIN_SWAP_INTERVAL
] = EGL_MIN_SWAP_INTERVAL
,
169 [__DRI_ATTRIB_YINVERTED
] = EGL_Y_INVERTED_NOK
,
173 dri2_get_dri_config(struct dri2_egl_config
*conf
, EGLint surface_type
,
176 const bool double_buffer
= surface_type
== EGL_WINDOW_BIT
;
177 const bool srgb
= colorspace
== EGL_GL_COLORSPACE_SRGB_KHR
;
179 return conf
->dri_config
[double_buffer
][srgb
];
183 dri2_match_config(const _EGLConfig
*conf
, const _EGLConfig
*criteria
)
185 if (_eglCompareConfigs(conf
, criteria
, NULL
, EGL_FALSE
) != 0)
188 if (!_eglMatchConfig(conf
, criteria
))
194 struct dri2_egl_config
*
195 dri2_add_config(_EGLDisplay
*disp
, const __DRIconfig
*dri_config
, int id
,
196 EGLint surface_type
, const EGLint
*attr_list
,
197 const unsigned int *rgba_masks
)
199 struct dri2_egl_config
*conf
;
200 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
202 unsigned int attrib
, value
, double_buffer
;
204 EGLint key
, bind_to_texture_rgb
, bind_to_texture_rgba
;
205 unsigned int dri_masks
[4] = { 0, 0, 0, 0 };
206 _EGLConfig
*matching_config
;
207 EGLint num_configs
= 0;
210 _eglInitConfig(&base
, disp
, id
);
213 bind_to_texture_rgb
= 0;
214 bind_to_texture_rgba
= 0;
216 for (int i
= 0; i
< __DRI_ATTRIB_MAX
; ++i
) {
217 if (!dri2_dpy
->core
->indexConfigAttrib(dri_config
, i
, &attrib
, &value
))
221 case __DRI_ATTRIB_RENDER_TYPE
:
222 if (value
& __DRI_ATTRIB_RGBA_BIT
)
223 value
= EGL_RGB_BUFFER
;
224 else if (value
& __DRI_ATTRIB_LUMINANCE_BIT
)
225 value
= EGL_LUMINANCE_BUFFER
;
228 _eglSetConfigKey(&base
, EGL_COLOR_BUFFER_TYPE
, value
);
231 case __DRI_ATTRIB_CONFIG_CAVEAT
:
232 if (value
& __DRI_ATTRIB_NON_CONFORMANT_CONFIG
)
233 value
= EGL_NON_CONFORMANT_CONFIG
;
234 else if (value
& __DRI_ATTRIB_SLOW_BIT
)
235 value
= EGL_SLOW_CONFIG
;
238 _eglSetConfigKey(&base
, EGL_CONFIG_CAVEAT
, value
);
241 case __DRI_ATTRIB_BIND_TO_TEXTURE_RGB
:
242 bind_to_texture_rgb
= value
;
245 case __DRI_ATTRIB_BIND_TO_TEXTURE_RGBA
:
246 bind_to_texture_rgba
= value
;
249 case __DRI_ATTRIB_DOUBLE_BUFFER
:
250 double_buffer
= value
;
253 case __DRI_ATTRIB_RED_MASK
:
254 dri_masks
[0] = value
;
257 case __DRI_ATTRIB_GREEN_MASK
:
258 dri_masks
[1] = value
;
261 case __DRI_ATTRIB_BLUE_MASK
:
262 dri_masks
[2] = value
;
265 case __DRI_ATTRIB_ALPHA_MASK
:
266 dri_masks
[3] = value
;
269 case __DRI_ATTRIB_ACCUM_RED_SIZE
:
270 case __DRI_ATTRIB_ACCUM_GREEN_SIZE
:
271 case __DRI_ATTRIB_ACCUM_BLUE_SIZE
:
272 case __DRI_ATTRIB_ACCUM_ALPHA_SIZE
:
273 /* Don't expose visuals with the accumulation buffer. */
278 case __DRI_ATTRIB_FRAMEBUFFER_SRGB_CAPABLE
:
280 if (!disp
->Extensions
.KHR_gl_colorspace
&& srgb
)
284 case __DRI_ATTRIB_MAX_PBUFFER_WIDTH
:
285 _eglSetConfigKey(&base
, EGL_MAX_PBUFFER_WIDTH
,
286 _EGL_MAX_PBUFFER_WIDTH
);
288 case __DRI_ATTRIB_MAX_PBUFFER_HEIGHT
:
289 _eglSetConfigKey(&base
, EGL_MAX_PBUFFER_HEIGHT
,
290 _EGL_MAX_PBUFFER_HEIGHT
);
292 case __DRI_ATTRIB_MUTABLE_RENDER_BUFFER
:
293 if (disp
->Extensions
.KHR_mutable_render_buffer
)
294 surface_type
|= EGL_MUTABLE_RENDER_BUFFER_BIT_KHR
;
297 key
= dri2_to_egl_attribute_map
[attrib
];
299 _eglSetConfigKey(&base
, key
, value
);
305 for (int i
= 0; attr_list
[i
] != EGL_NONE
; i
+= 2)
306 _eglSetConfigKey(&base
, attr_list
[i
], attr_list
[i
+1]);
308 if (rgba_masks
&& memcmp(rgba_masks
, dri_masks
, sizeof(dri_masks
)))
311 base
.NativeRenderable
= EGL_TRUE
;
313 base
.SurfaceType
= surface_type
;
314 if (surface_type
& (EGL_PBUFFER_BIT
|
315 (disp
->Extensions
.NOK_texture_from_pixmap
? EGL_PIXMAP_BIT
: 0))) {
316 base
.BindToTextureRGB
= bind_to_texture_rgb
;
317 if (base
.AlphaSize
> 0)
318 base
.BindToTextureRGBA
= bind_to_texture_rgba
;
321 base
.RenderableType
= disp
->ClientAPIs
;
322 base
.Conformant
= disp
->ClientAPIs
;
324 base
.MinSwapInterval
= dri2_dpy
->min_swap_interval
;
325 base
.MaxSwapInterval
= dri2_dpy
->max_swap_interval
;
327 if (!_eglValidateConfig(&base
, EGL_FALSE
)) {
328 _eglLog(_EGL_DEBUG
, "DRI2: failed to validate config %d", id
);
332 config_id
= base
.ConfigID
;
333 base
.ConfigID
= EGL_DONT_CARE
;
334 base
.SurfaceType
= EGL_DONT_CARE
;
335 num_configs
= _eglFilterArray(disp
->Configs
, (void **) &matching_config
, 1,
336 (_EGLArrayForEach
) dri2_match_config
, &base
);
338 if (num_configs
== 1) {
339 conf
= (struct dri2_egl_config
*) matching_config
;
341 if (!conf
->dri_config
[double_buffer
][srgb
])
342 conf
->dri_config
[double_buffer
][srgb
] = dri_config
;
344 /* a similar config type is already added (unlikely) => discard */
347 else if (num_configs
== 0) {
348 conf
= calloc(1, sizeof *conf
);
352 conf
->dri_config
[double_buffer
][srgb
] = dri_config
;
354 memcpy(&conf
->base
, &base
, sizeof base
);
355 conf
->base
.SurfaceType
= 0;
356 conf
->base
.ConfigID
= config_id
;
358 _eglLinkConfig(&conf
->base
);
361 unreachable("duplicates should not be possible");
366 surface_type
&= ~EGL_PIXMAP_BIT
;
369 /* No support for pbuffer + MSAA for now.
371 * XXX TODO: pbuffer + MSAA does not work and causes crashes.
372 * See QT bugreport: https://bugreports.qt.io/browse/QTBUG-47509
375 surface_type
&= ~EGL_PBUFFER_BIT
;
378 conf
->base
.SurfaceType
|= surface_type
;
384 dri2_lookup_egl_image(__DRIscreen
*screen
, void *image
, void *data
)
386 _EGLDisplay
*disp
= data
;
387 struct dri2_egl_image
*dri2_img
;
392 img
= _eglLookupImage(image
, disp
);
394 _eglError(EGL_BAD_PARAMETER
, "dri2_lookup_egl_image");
398 dri2_img
= dri2_egl_image(image
);
400 return dri2_img
->dri_image
;
403 const __DRIimageLookupExtension image_lookup_extension
= {
404 .base
= { __DRI_IMAGE_LOOKUP
, 1 },
406 .lookupEGLImage
= dri2_lookup_egl_image
409 struct dri2_extension_match
{
415 static const struct dri2_extension_match dri3_driver_extensions
[] = {
416 { __DRI_CORE
, 1, offsetof(struct dri2_egl_display
, core
) },
417 { __DRI_IMAGE_DRIVER
, 1, offsetof(struct dri2_egl_display
, image_driver
) },
421 static const struct dri2_extension_match dri2_driver_extensions
[] = {
422 { __DRI_CORE
, 1, offsetof(struct dri2_egl_display
, core
) },
423 { __DRI_DRI2
, 2, offsetof(struct dri2_egl_display
, dri2
) },
427 static const struct dri2_extension_match dri2_core_extensions
[] = {
428 { __DRI2_FLUSH
, 1, offsetof(struct dri2_egl_display
, flush
) },
429 { __DRI_TEX_BUFFER
, 2, offsetof(struct dri2_egl_display
, tex_buffer
) },
430 { __DRI_IMAGE
, 1, offsetof(struct dri2_egl_display
, image
) },
434 static const struct dri2_extension_match swrast_driver_extensions
[] = {
435 { __DRI_CORE
, 1, offsetof(struct dri2_egl_display
, core
) },
436 { __DRI_SWRAST
, 2, offsetof(struct dri2_egl_display
, swrast
) },
440 static const struct dri2_extension_match swrast_core_extensions
[] = {
441 { __DRI_TEX_BUFFER
, 2, offsetof(struct dri2_egl_display
, tex_buffer
) },
445 static const struct dri2_extension_match optional_driver_extensions
[] = {
446 { __DRI_CONFIG_OPTIONS
, 1, offsetof(struct dri2_egl_display
, configOptions
) },
450 static const struct dri2_extension_match optional_core_extensions
[] = {
451 { __DRI2_ROBUSTNESS
, 1, offsetof(struct dri2_egl_display
, robustness
) },
452 { __DRI2_NO_ERROR
, 1, offsetof(struct dri2_egl_display
, no_error
) },
453 { __DRI2_CONFIG_QUERY
, 1, offsetof(struct dri2_egl_display
, config
) },
454 { __DRI2_FENCE
, 1, offsetof(struct dri2_egl_display
, fence
) },
455 { __DRI2_RENDERER_QUERY
, 1, offsetof(struct dri2_egl_display
, rendererQuery
) },
456 { __DRI2_INTEROP
, 1, offsetof(struct dri2_egl_display
, interop
) },
457 { __DRI_IMAGE
, 1, offsetof(struct dri2_egl_display
, image
) },
458 { __DRI2_FLUSH_CONTROL
, 1, offsetof(struct dri2_egl_display
, flush_control
) },
459 { __DRI2_BLOB
, 1, offsetof(struct dri2_egl_display
, blob
) },
460 { __DRI_MUTABLE_RENDER_BUFFER_DRIVER
, 1, offsetof(struct dri2_egl_display
, mutable_render_buffer
) },
465 dri2_bind_extensions(struct dri2_egl_display
*dri2_dpy
,
466 const struct dri2_extension_match
*matches
,
467 const __DRIextension
**extensions
,
473 for (int i
= 0; extensions
[i
]; i
++) {
474 _eglLog(_EGL_DEBUG
, "found extension `%s'", extensions
[i
]->name
);
475 for (int j
= 0; matches
[j
].name
; j
++) {
476 if (strcmp(extensions
[i
]->name
, matches
[j
].name
) == 0 &&
477 extensions
[i
]->version
>= matches
[j
].version
) {
478 field
= ((char *) dri2_dpy
+ matches
[j
].offset
);
479 *(const __DRIextension
**) field
= extensions
[i
];
480 _eglLog(_EGL_INFO
, "found extension %s version %d",
481 extensions
[i
]->name
, extensions
[i
]->version
);
487 for (int j
= 0; matches
[j
].name
; j
++) {
488 field
= ((char *) dri2_dpy
+ matches
[j
].offset
);
489 if (*(const __DRIextension
**) field
== NULL
) {
491 _eglLog(_EGL_DEBUG
, "did not find optional extension %s version %d",
492 matches
[j
].name
, matches
[j
].version
);
494 _eglLog(_EGL_WARNING
, "did not find extension %s version %d",
495 matches
[j
].name
, matches
[j
].version
);
504 static const __DRIextension
**
505 dri2_open_driver(_EGLDisplay
*disp
)
507 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
508 static const char *search_path_vars
[] = {
509 "LIBGL_DRIVERS_PATH",
513 return loader_open_driver(dri2_dpy
->driver_name
,
519 dri2_load_driver_common(_EGLDisplay
*disp
,
520 const struct dri2_extension_match
*driver_extensions
)
522 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
523 const __DRIextension
**extensions
;
525 extensions
= dri2_open_driver(disp
);
529 if (!dri2_bind_extensions(dri2_dpy
, driver_extensions
, extensions
, false)) {
530 dlclose(dri2_dpy
->driver
);
533 dri2_dpy
->driver_extensions
= extensions
;
535 dri2_bind_extensions(dri2_dpy
, optional_driver_extensions
, extensions
, true);
541 dri2_load_driver(_EGLDisplay
*disp
)
543 return dri2_load_driver_common(disp
, dri2_driver_extensions
);
547 dri2_load_driver_dri3(_EGLDisplay
*disp
)
549 return dri2_load_driver_common(disp
, dri3_driver_extensions
);
553 dri2_load_driver_swrast(_EGLDisplay
*disp
)
555 return dri2_load_driver_common(disp
, swrast_driver_extensions
);
559 dri2_renderer_query_integer(struct dri2_egl_display
*dri2_dpy
, int param
)
561 const __DRI2rendererQueryExtension
*rendererQuery
= dri2_dpy
->rendererQuery
;
562 unsigned int value
= 0;
564 if (!rendererQuery
||
565 rendererQuery
->queryInteger(dri2_dpy
->dri_screen
, param
, &value
) == -1)
572 dri2_query_driver_name(_EGLDisplay
*disp
)
574 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
575 return dri2_dpy
->driver_name
;
579 dri2_query_driver_config(_EGLDisplay
*disp
)
581 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
582 const __DRIconfigOptionsExtension
*ext
= dri2_dpy
->configOptions
;
584 if (ext
->base
.version
>= 2)
585 return ext
->getXml(dri2_dpy
->driver_name
);
587 return strdup(ext
->xml
);
592 dri2_setup_screen(_EGLDisplay
*disp
)
594 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
595 unsigned int api_mask
;
598 * EGL 1.5 specification defines the default value to 1. Moreover,
599 * eglSwapInterval() is required to clamp requested value to the supported
600 * range. Since the default value is implicitly assumed to be supported,
601 * use it as both minimum and maximum for the platforms that do not allow
602 * changing the interval. Platforms, which allow it (e.g. x11, wayland)
603 * override these values already.
605 dri2_dpy
->min_swap_interval
= 1;
606 dri2_dpy
->max_swap_interval
= 1;
607 dri2_dpy
->default_swap_interval
= 1;
609 if (dri2_dpy
->image_driver
) {
610 api_mask
= dri2_dpy
->image_driver
->getAPIMask(dri2_dpy
->dri_screen
);
611 } else if (dri2_dpy
->dri2
) {
612 api_mask
= dri2_dpy
->dri2
->getAPIMask(dri2_dpy
->dri_screen
);
614 assert(dri2_dpy
->swrast
);
615 api_mask
= 1 << __DRI_API_OPENGL
|
616 1 << __DRI_API_GLES
|
617 1 << __DRI_API_GLES2
|
618 1 << __DRI_API_GLES3
;
621 disp
->ClientAPIs
= 0;
622 if ((api_mask
& (1 <<__DRI_API_OPENGL
)) && _eglIsApiValid(EGL_OPENGL_API
))
623 disp
->ClientAPIs
|= EGL_OPENGL_BIT
;
624 if ((api_mask
& (1 << __DRI_API_GLES
)) && _eglIsApiValid(EGL_OPENGL_ES_API
))
625 disp
->ClientAPIs
|= EGL_OPENGL_ES_BIT
;
626 if ((api_mask
& (1 << __DRI_API_GLES2
)) && _eglIsApiValid(EGL_OPENGL_ES_API
))
627 disp
->ClientAPIs
|= EGL_OPENGL_ES2_BIT
;
628 if ((api_mask
& (1 << __DRI_API_GLES3
)) && _eglIsApiValid(EGL_OPENGL_ES_API
))
629 disp
->ClientAPIs
|= EGL_OPENGL_ES3_BIT_KHR
;
631 assert(dri2_dpy
->image_driver
|| dri2_dpy
->dri2
|| dri2_dpy
->swrast
);
632 disp
->Extensions
.KHR_no_config_context
= EGL_TRUE
;
633 disp
->Extensions
.KHR_surfaceless_context
= EGL_TRUE
;
635 if (dri2_dpy
->configOptions
) {
636 disp
->Extensions
.MESA_query_driver
= EGL_TRUE
;
639 /* Report back to EGL the bitmask of priorities supported */
640 disp
->Extensions
.IMG_context_priority
=
641 dri2_renderer_query_integer(dri2_dpy
,
642 __DRI2_RENDERER_HAS_CONTEXT_PRIORITY
);
644 disp
->Extensions
.EXT_pixel_format_float
= EGL_TRUE
;
646 if (dri2_renderer_query_integer(dri2_dpy
,
647 __DRI2_RENDERER_HAS_FRAMEBUFFER_SRGB
))
648 disp
->Extensions
.KHR_gl_colorspace
= EGL_TRUE
;
650 if (dri2_dpy
->image_driver
||
651 (dri2_dpy
->dri2
&& dri2_dpy
->dri2
->base
.version
>= 3) ||
652 (dri2_dpy
->swrast
&& dri2_dpy
->swrast
->base
.version
>= 3)) {
653 disp
->Extensions
.KHR_create_context
= EGL_TRUE
;
655 if (dri2_dpy
->robustness
)
656 disp
->Extensions
.EXT_create_context_robustness
= EGL_TRUE
;
659 if (dri2_dpy
->no_error
)
660 disp
->Extensions
.KHR_create_context_no_error
= EGL_TRUE
;
662 if (dri2_dpy
->fence
) {
663 disp
->Extensions
.KHR_fence_sync
= EGL_TRUE
;
664 disp
->Extensions
.KHR_wait_sync
= EGL_TRUE
;
665 if (dri2_dpy
->fence
->get_fence_from_cl_event
)
666 disp
->Extensions
.KHR_cl_event2
= EGL_TRUE
;
667 if (dri2_dpy
->fence
->base
.version
>= 2 &&
668 dri2_dpy
->fence
->get_capabilities
) {
669 unsigned capabilities
=
670 dri2_dpy
->fence
->get_capabilities(dri2_dpy
->dri_screen
);
671 disp
->Extensions
.ANDROID_native_fence_sync
=
672 (capabilities
& __DRI_FENCE_CAP_NATIVE_FD
) != 0;
677 disp
->Extensions
.ANDROID_blob_cache
= EGL_TRUE
;
679 disp
->Extensions
.KHR_reusable_sync
= EGL_TRUE
;
681 if (dri2_dpy
->image
) {
682 if (dri2_dpy
->image
->base
.version
>= 10 &&
683 dri2_dpy
->image
->getCapabilities
!= NULL
) {
686 capabilities
= dri2_dpy
->image
->getCapabilities(dri2_dpy
->dri_screen
);
687 disp
->Extensions
.MESA_drm_image
= (capabilities
& __DRI_IMAGE_CAP_GLOBAL_NAMES
) != 0;
689 if (dri2_dpy
->image
->base
.version
>= 11)
690 disp
->Extensions
.MESA_image_dma_buf_export
= EGL_TRUE
;
692 disp
->Extensions
.MESA_drm_image
= EGL_TRUE
;
693 if (dri2_dpy
->image
->base
.version
>= 11)
694 disp
->Extensions
.MESA_image_dma_buf_export
= EGL_TRUE
;
697 disp
->Extensions
.KHR_image_base
= EGL_TRUE
;
698 disp
->Extensions
.KHR_gl_renderbuffer_image
= EGL_TRUE
;
699 if (dri2_dpy
->image
->base
.version
>= 5 &&
700 dri2_dpy
->image
->createImageFromTexture
) {
701 disp
->Extensions
.KHR_gl_texture_2D_image
= EGL_TRUE
;
702 disp
->Extensions
.KHR_gl_texture_cubemap_image
= EGL_TRUE
;
704 if (dri2_renderer_query_integer(dri2_dpy
,
705 __DRI2_RENDERER_HAS_TEXTURE_3D
))
706 disp
->Extensions
.KHR_gl_texture_3D_image
= EGL_TRUE
;
709 if (dri2_dpy
->image
->base
.version
>= 8 &&
710 dri2_dpy
->image
->createImageFromDmaBufs
) {
711 disp
->Extensions
.EXT_image_dma_buf_import
= EGL_TRUE
;
713 if (dri2_dpy
->image
->base
.version
>= 15 &&
714 dri2_dpy
->image
->createImageFromDmaBufs2
&&
715 dri2_dpy
->image
->queryDmaBufFormats
&&
716 dri2_dpy
->image
->queryDmaBufModifiers
) {
717 disp
->Extensions
.EXT_image_dma_buf_import_modifiers
= EGL_TRUE
;
722 if (dri2_dpy
->flush_control
)
723 disp
->Extensions
.KHR_context_flush_control
= EGL_TRUE
;
727 dri2_setup_swap_interval(_EGLDisplay
*disp
, int max_swap_interval
)
729 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
730 GLint vblank_mode
= DRI_CONF_VBLANK_DEF_INTERVAL_1
;
732 /* Allow driconf to override applications.*/
733 if (dri2_dpy
->config
)
734 dri2_dpy
->config
->configQueryi(dri2_dpy
->dri_screen
,
735 "vblank_mode", &vblank_mode
);
736 switch (vblank_mode
) {
737 case DRI_CONF_VBLANK_NEVER
:
738 dri2_dpy
->min_swap_interval
= 0;
739 dri2_dpy
->max_swap_interval
= 0;
740 dri2_dpy
->default_swap_interval
= 0;
742 case DRI_CONF_VBLANK_ALWAYS_SYNC
:
743 dri2_dpy
->min_swap_interval
= 1;
744 dri2_dpy
->max_swap_interval
= max_swap_interval
;
745 dri2_dpy
->default_swap_interval
= 1;
747 case DRI_CONF_VBLANK_DEF_INTERVAL_0
:
748 dri2_dpy
->min_swap_interval
= 0;
749 dri2_dpy
->max_swap_interval
= max_swap_interval
;
750 dri2_dpy
->default_swap_interval
= 0;
753 case DRI_CONF_VBLANK_DEF_INTERVAL_1
:
754 dri2_dpy
->min_swap_interval
= 0;
755 dri2_dpy
->max_swap_interval
= max_swap_interval
;
756 dri2_dpy
->default_swap_interval
= 1;
761 /* All platforms but DRM call this function to create the screen and populate
762 * the driver_configs. DRM inherits that information from its display - GBM.
765 dri2_create_screen(_EGLDisplay
*disp
)
767 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
769 if (dri2_dpy
->image_driver
) {
770 dri2_dpy
->dri_screen
=
771 dri2_dpy
->image_driver
->createNewScreen2(0, dri2_dpy
->fd
,
772 dri2_dpy
->loader_extensions
,
773 dri2_dpy
->driver_extensions
,
774 &dri2_dpy
->driver_configs
,
776 } else if (dri2_dpy
->dri2
) {
777 if (dri2_dpy
->dri2
->base
.version
>= 4) {
778 dri2_dpy
->dri_screen
=
779 dri2_dpy
->dri2
->createNewScreen2(0, dri2_dpy
->fd
,
780 dri2_dpy
->loader_extensions
,
781 dri2_dpy
->driver_extensions
,
782 &dri2_dpy
->driver_configs
, disp
);
784 dri2_dpy
->dri_screen
=
785 dri2_dpy
->dri2
->createNewScreen(0, dri2_dpy
->fd
,
786 dri2_dpy
->loader_extensions
,
787 &dri2_dpy
->driver_configs
, disp
);
790 assert(dri2_dpy
->swrast
);
791 if (dri2_dpy
->swrast
->base
.version
>= 4) {
792 dri2_dpy
->dri_screen
=
793 dri2_dpy
->swrast
->createNewScreen2(0, dri2_dpy
->loader_extensions
,
794 dri2_dpy
->driver_extensions
,
795 &dri2_dpy
->driver_configs
, disp
);
797 dri2_dpy
->dri_screen
=
798 dri2_dpy
->swrast
->createNewScreen(0, dri2_dpy
->loader_extensions
,
799 &dri2_dpy
->driver_configs
, disp
);
803 if (dri2_dpy
->dri_screen
== NULL
) {
804 _eglLog(_EGL_WARNING
, "DRI2: failed to create dri screen");
808 dri2_dpy
->own_dri_screen
= true;
813 dri2_setup_extensions(_EGLDisplay
*disp
)
815 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
816 const struct dri2_extension_match
*mandatory_core_extensions
;
817 const __DRIextension
**extensions
;
819 extensions
= dri2_dpy
->core
->getExtensions(dri2_dpy
->dri_screen
);
821 if (dri2_dpy
->image_driver
|| dri2_dpy
->dri2
)
822 mandatory_core_extensions
= dri2_core_extensions
;
824 mandatory_core_extensions
= swrast_core_extensions
;
826 if (!dri2_bind_extensions(dri2_dpy
, mandatory_core_extensions
, extensions
, false))
829 #ifdef HAVE_DRI3_MODIFIERS
830 dri2_dpy
->multibuffers_available
=
831 (dri2_dpy
->dri3_major_version
> 1 || (dri2_dpy
->dri3_major_version
== 1 &&
832 dri2_dpy
->dri3_minor_version
>= 2)) &&
833 (dri2_dpy
->present_major_version
> 1 || (dri2_dpy
->present_major_version
== 1 &&
834 dri2_dpy
->present_minor_version
>= 2)) &&
835 (dri2_dpy
->image
&& dri2_dpy
->image
->base
.version
>= 15);
838 dri2_bind_extensions(dri2_dpy
, optional_core_extensions
, extensions
, true);
843 * Called via eglInitialize(), GLX_drv->API.Initialize().
845 * This must be guaranteed to be called exactly once, even if eglInitialize is
846 * called many times (without a eglTerminate in between).
849 dri2_initialize(_EGLDriver
*drv
, _EGLDisplay
*disp
)
851 EGLBoolean ret
= EGL_FALSE
;
852 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
854 /* In the case where the application calls eglMakeCurrent(context1),
855 * eglTerminate, then eglInitialize again (without a call to eglReleaseThread
856 * or eglMakeCurrent(NULL) before that), dri2_dpy structure is still
857 * initialized, as we need it to be able to free context1 correctly.
859 * It would probably be safest to forcibly release the display with
860 * dri2_display_release, to make sure the display is reinitialized correctly.
861 * However, the EGL spec states that we need to keep a reference to the
862 * current context (so we cannot call dri2_make_current(NULL)), and therefore
863 * we would leak context1 as we would be missing the old display connection
864 * to free it up correctly.
867 dri2_dpy
->ref_count
++;
871 loader_set_logger(_eglLog
);
873 switch (disp
->Platform
) {
874 case _EGL_PLATFORM_SURFACELESS
:
875 ret
= dri2_initialize_surfaceless(drv
, disp
);
877 case _EGL_PLATFORM_DEVICE
:
878 ret
= dri2_initialize_device(drv
, disp
);
880 case _EGL_PLATFORM_X11
:
881 ret
= dri2_initialize_x11(drv
, disp
);
883 case _EGL_PLATFORM_DRM
:
884 ret
= dri2_initialize_drm(drv
, disp
);
886 case _EGL_PLATFORM_WAYLAND
:
887 ret
= dri2_initialize_wayland(drv
, disp
);
889 case _EGL_PLATFORM_ANDROID
:
890 ret
= dri2_initialize_android(drv
, disp
);
893 unreachable("Callers ensure we cannot get here.");
900 dri2_dpy
= dri2_egl_display(disp
);
901 dri2_dpy
->ref_count
++;
907 * Decrement display reference count, and free up display if necessary.
910 dri2_display_release(_EGLDisplay
*disp
)
912 struct dri2_egl_display
*dri2_dpy
;
917 dri2_dpy
= dri2_egl_display(disp
);
919 assert(dri2_dpy
->ref_count
> 0);
920 dri2_dpy
->ref_count
--;
922 if (dri2_dpy
->ref_count
> 0)
925 _eglCleanupDisplay(disp
);
926 dri2_display_destroy(disp
);
930 dri2_display_destroy(_EGLDisplay
*disp
)
932 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
934 if (dri2_dpy
->own_dri_screen
) {
935 if (dri2_dpy
->vtbl
&& dri2_dpy
->vtbl
->close_screen_notify
)
936 dri2_dpy
->vtbl
->close_screen_notify(disp
);
937 dri2_dpy
->core
->destroyScreen(dri2_dpy
->dri_screen
);
939 if (dri2_dpy
->fd
>= 0)
941 if (dri2_dpy
->driver
)
942 dlclose(dri2_dpy
->driver
);
943 free(dri2_dpy
->driver_name
);
945 #ifdef HAVE_WAYLAND_PLATFORM
946 free(dri2_dpy
->device_name
);
949 switch (disp
->Platform
) {
950 case _EGL_PLATFORM_X11
:
951 dri2_teardown_x11(dri2_dpy
);
953 case _EGL_PLATFORM_DRM
:
954 dri2_teardown_drm(dri2_dpy
);
956 case _EGL_PLATFORM_WAYLAND
:
957 dri2_teardown_wayland(dri2_dpy
);
960 /* TODO: add teardown for other platforms */
964 /* The drm platform does not create the screen/driver_configs but reuses
965 * the ones from the gbm device. As such the gbm itself is responsible
968 if (disp
->Platform
!= _EGL_PLATFORM_DRM
&& dri2_dpy
->driver_configs
) {
969 for (unsigned i
= 0; dri2_dpy
->driver_configs
[i
]; i
++)
970 free((__DRIconfig
*) dri2_dpy
->driver_configs
[i
]);
971 free(dri2_dpy
->driver_configs
);
974 disp
->DriverData
= NULL
;
978 dri2_egl_surface_alloc_local_buffer(struct dri2_egl_surface
*dri2_surf
,
979 unsigned int att
, unsigned int format
)
981 struct dri2_egl_display
*dri2_dpy
=
982 dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
984 if (att
>= ARRAY_SIZE(dri2_surf
->local_buffers
))
987 if (!dri2_surf
->local_buffers
[att
]) {
988 dri2_surf
->local_buffers
[att
] =
989 dri2_dpy
->dri2
->allocateBuffer(dri2_dpy
->dri_screen
, att
, format
,
990 dri2_surf
->base
.Width
, dri2_surf
->base
.Height
);
993 return dri2_surf
->local_buffers
[att
];
997 dri2_egl_surface_free_local_buffers(struct dri2_egl_surface
*dri2_surf
)
999 struct dri2_egl_display
*dri2_dpy
=
1000 dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
1002 for (int i
= 0; i
< ARRAY_SIZE(dri2_surf
->local_buffers
); i
++) {
1003 if (dri2_surf
->local_buffers
[i
]) {
1004 dri2_dpy
->dri2
->releaseBuffer(dri2_dpy
->dri_screen
,
1005 dri2_surf
->local_buffers
[i
]);
1006 dri2_surf
->local_buffers
[i
] = NULL
;
1012 * Called via eglTerminate(), drv->API.Terminate().
1014 * This must be guaranteed to be called exactly once, even if eglTerminate is
1015 * called many times (without a eglInitialize in between).
1018 dri2_terminate(_EGLDriver
*drv
, _EGLDisplay
*disp
)
1020 /* Release all non-current Context/Surfaces. */
1021 _eglReleaseDisplayResources(drv
, disp
);
1023 dri2_display_release(disp
);
1029 * Set the error code after a call to
1030 * dri2_egl_display::dri2::createContextAttribs.
1033 dri2_create_context_attribs_error(int dri_error
)
1037 switch (dri_error
) {
1038 case __DRI_CTX_ERROR_SUCCESS
:
1041 case __DRI_CTX_ERROR_NO_MEMORY
:
1042 egl_error
= EGL_BAD_ALLOC
;
1045 /* From the EGL_KHR_create_context spec, section "Errors":
1047 * * If <config> does not support a client API context compatible
1048 * with the requested API major and minor version, [...] context flags,
1049 * and context reset notification behavior (for client API types where
1050 * these attributes are supported), then an EGL_BAD_MATCH error is
1053 * * If an OpenGL ES context is requested and the values for
1054 * attributes EGL_CONTEXT_MAJOR_VERSION_KHR and
1055 * EGL_CONTEXT_MINOR_VERSION_KHR specify an OpenGL ES version that
1056 * is not defined, than an EGL_BAD_MATCH error is generated.
1058 * * If an OpenGL context is requested, the requested version is
1059 * greater than 3.2, and the value for attribute
1060 * EGL_CONTEXT_OPENGL_PROFILE_MASK_KHR has no bits set; has any
1061 * bits set other than EGL_CONTEXT_OPENGL_CORE_PROFILE_BIT_KHR and
1062 * EGL_CONTEXT_OPENGL_COMPATIBILITY_PROFILE_BIT_KHR; has more than
1063 * one of these bits set; or if the implementation does not support
1064 * the requested profile, then an EGL_BAD_MATCH error is generated.
1066 case __DRI_CTX_ERROR_BAD_API
:
1067 case __DRI_CTX_ERROR_BAD_VERSION
:
1068 case __DRI_CTX_ERROR_BAD_FLAG
:
1069 egl_error
= EGL_BAD_MATCH
;
1072 /* From the EGL_KHR_create_context spec, section "Errors":
1074 * * If an attribute name or attribute value in <attrib_list> is not
1075 * recognized (including unrecognized bits in bitmask attributes),
1076 * then an EGL_BAD_ATTRIBUTE error is generated."
1078 case __DRI_CTX_ERROR_UNKNOWN_ATTRIBUTE
:
1079 case __DRI_CTX_ERROR_UNKNOWN_FLAG
:
1080 egl_error
= EGL_BAD_ATTRIBUTE
;
1084 assert(!"unknown dri_error code");
1085 egl_error
= EGL_BAD_MATCH
;
1089 _eglError(egl_error
, "dri2_create_context");
1093 dri2_fill_context_attribs(struct dri2_egl_context
*dri2_ctx
,
1094 struct dri2_egl_display
*dri2_dpy
,
1095 uint32_t *ctx_attribs
,
1096 unsigned *num_attribs
)
1100 assert(*num_attribs
>= NUM_ATTRIBS
);
1102 ctx_attribs
[pos
++] = __DRI_CTX_ATTRIB_MAJOR_VERSION
;
1103 ctx_attribs
[pos
++] = dri2_ctx
->base
.ClientMajorVersion
;
1104 ctx_attribs
[pos
++] = __DRI_CTX_ATTRIB_MINOR_VERSION
;
1105 ctx_attribs
[pos
++] = dri2_ctx
->base
.ClientMinorVersion
;
1107 if (dri2_ctx
->base
.Flags
!= 0 || dri2_ctx
->base
.NoError
) {
1108 /* If the implementation doesn't support the __DRI2_ROBUSTNESS
1109 * extension, don't even try to send it the robust-access flag.
1110 * It may explode. Instead, generate the required EGL error here.
1112 if ((dri2_ctx
->base
.Flags
& EGL_CONTEXT_OPENGL_ROBUST_ACCESS_BIT_KHR
) != 0
1113 && !dri2_dpy
->robustness
) {
1114 _eglError(EGL_BAD_MATCH
, "eglCreateContext");
1118 ctx_attribs
[pos
++] = __DRI_CTX_ATTRIB_FLAGS
;
1119 ctx_attribs
[pos
++] = dri2_ctx
->base
.Flags
|
1120 (dri2_ctx
->base
.NoError
? __DRI_CTX_FLAG_NO_ERROR
: 0);
1123 if (dri2_ctx
->base
.ResetNotificationStrategy
!= EGL_NO_RESET_NOTIFICATION_KHR
) {
1124 /* If the implementation doesn't support the __DRI2_ROBUSTNESS
1125 * extension, don't even try to send it a reset strategy. It may
1126 * explode. Instead, generate the required EGL error here.
1128 if (!dri2_dpy
->robustness
) {
1129 _eglError(EGL_BAD_CONFIG
, "eglCreateContext");
1133 ctx_attribs
[pos
++] = __DRI_CTX_ATTRIB_RESET_STRATEGY
;
1134 ctx_attribs
[pos
++] = __DRI_CTX_RESET_LOSE_CONTEXT
;
1137 if (dri2_ctx
->base
.ContextPriority
!= EGL_CONTEXT_PRIORITY_MEDIUM_IMG
) {
1140 switch (dri2_ctx
->base
.ContextPriority
) {
1141 case EGL_CONTEXT_PRIORITY_HIGH_IMG
:
1142 val
= __DRI_CTX_PRIORITY_HIGH
;
1144 case EGL_CONTEXT_PRIORITY_MEDIUM_IMG
:
1145 val
= __DRI_CTX_PRIORITY_MEDIUM
;
1147 case EGL_CONTEXT_PRIORITY_LOW_IMG
:
1148 val
= __DRI_CTX_PRIORITY_LOW
;
1151 _eglError(EGL_BAD_CONFIG
, "eglCreateContext");
1155 ctx_attribs
[pos
++] = __DRI_CTX_ATTRIB_PRIORITY
;
1156 ctx_attribs
[pos
++] = val
;
1159 if (dri2_ctx
->base
.ReleaseBehavior
== EGL_CONTEXT_RELEASE_BEHAVIOR_NONE_KHR
) {
1160 ctx_attribs
[pos
++] = __DRI_CTX_ATTRIB_RELEASE_BEHAVIOR
;
1161 ctx_attribs
[pos
++] = __DRI_CTX_RELEASE_BEHAVIOR_NONE
;
1170 * Called via eglCreateContext(), drv->API.CreateContext().
1172 static _EGLContext
*
1173 dri2_create_context(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLConfig
*conf
,
1174 _EGLContext
*share_list
, const EGLint
*attrib_list
)
1176 struct dri2_egl_context
*dri2_ctx
;
1177 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1178 struct dri2_egl_context
*dri2_ctx_shared
= dri2_egl_context(share_list
);
1179 __DRIcontext
*shared
=
1180 dri2_ctx_shared
? dri2_ctx_shared
->dri_context
: NULL
;
1181 struct dri2_egl_config
*dri2_config
= dri2_egl_config(conf
);
1182 const __DRIconfig
*dri_config
;
1185 unsigned num_attribs
= NUM_ATTRIBS
;
1186 uint32_t ctx_attribs
[NUM_ATTRIBS
];
1190 dri2_ctx
= malloc(sizeof *dri2_ctx
);
1192 _eglError(EGL_BAD_ALLOC
, "eglCreateContext");
1196 if (!_eglInitContext(&dri2_ctx
->base
, disp
, conf
, attrib_list
))
1199 /* The EGL_EXT_create_context_robustness spec says:
1201 * "Add to the eglCreateContext context creation errors: [...]
1203 * * If the reset notification behavior of <share_context> and the
1204 * newly created context are different then an EGL_BAD_MATCH error is
1207 if (share_list
&& share_list
->ResetNotificationStrategy
!=
1208 dri2_ctx
->base
.ResetNotificationStrategy
) {
1209 _eglError(EGL_BAD_MATCH
, "eglCreateContext");
1213 /* The EGL_KHR_create_context_no_error spec says:
1215 * "BAD_MATCH is generated if the value of EGL_CONTEXT_OPENGL_NO_ERROR_KHR
1216 * used to create <share_context> does not match the value of
1217 * EGL_CONTEXT_OPENGL_NO_ERROR_KHR for the context being created."
1219 if (share_list
&& share_list
->NoError
!= dri2_ctx
->base
.NoError
) {
1220 _eglError(EGL_BAD_MATCH
, "eglCreateContext");
1224 switch (dri2_ctx
->base
.ClientAPI
) {
1225 case EGL_OPENGL_ES_API
:
1226 switch (dri2_ctx
->base
.ClientMajorVersion
) {
1228 api
= __DRI_API_GLES
;
1231 api
= __DRI_API_GLES2
;
1234 api
= __DRI_API_GLES3
;
1237 _eglError(EGL_BAD_PARAMETER
, "eglCreateContext");
1242 case EGL_OPENGL_API
:
1243 if ((dri2_ctx
->base
.ClientMajorVersion
>= 4
1244 || (dri2_ctx
->base
.ClientMajorVersion
== 3
1245 && dri2_ctx
->base
.ClientMinorVersion
>= 2))
1246 && dri2_ctx
->base
.Profile
== EGL_CONTEXT_OPENGL_CORE_PROFILE_BIT_KHR
)
1247 api
= __DRI_API_OPENGL_CORE
;
1248 else if (dri2_ctx
->base
.ClientMajorVersion
== 3 &&
1249 dri2_ctx
->base
.ClientMinorVersion
== 1)
1250 api
= __DRI_API_OPENGL_CORE
;
1252 api
= __DRI_API_OPENGL
;
1255 _eglError(EGL_BAD_PARAMETER
, "eglCreateContext");
1261 /* The config chosen here isn't necessarily
1262 * used for surfaces later.
1263 * A pixmap surface will use the single config.
1264 * This opportunity depends on disabling the
1265 * doubleBufferMode check in
1266 * src/mesa/main/context.c:check_compatible()
1268 if (dri2_config
->dri_config
[1][0])
1269 dri_config
= dri2_config
->dri_config
[1][0];
1271 dri_config
= dri2_config
->dri_config
[0][0];
1276 if (!dri2_fill_context_attribs(dri2_ctx
, dri2_dpy
, ctx_attribs
,
1280 if (dri2_dpy
->image_driver
) {
1281 dri2_ctx
->dri_context
=
1282 dri2_dpy
->image_driver
->createContextAttribs(dri2_dpy
->dri_screen
,
1290 dri2_create_context_attribs_error(error
);
1291 } else if (dri2_dpy
->dri2
) {
1292 if (dri2_dpy
->dri2
->base
.version
>= 3) {
1293 dri2_ctx
->dri_context
=
1294 dri2_dpy
->dri2
->createContextAttribs(dri2_dpy
->dri_screen
,
1302 dri2_create_context_attribs_error(error
);
1304 dri2_ctx
->dri_context
=
1305 dri2_dpy
->dri2
->createNewContextForAPI(dri2_dpy
->dri_screen
,
1312 assert(dri2_dpy
->swrast
);
1313 if (dri2_dpy
->swrast
->base
.version
>= 3) {
1314 dri2_ctx
->dri_context
=
1315 dri2_dpy
->swrast
->createContextAttribs(dri2_dpy
->dri_screen
,
1323 dri2_create_context_attribs_error(error
);
1325 dri2_ctx
->dri_context
=
1326 dri2_dpy
->swrast
->createNewContextForAPI(dri2_dpy
->dri_screen
,
1334 if (!dri2_ctx
->dri_context
)
1337 return &dri2_ctx
->base
;
1345 * Called via eglDestroyContext(), drv->API.DestroyContext().
1348 dri2_destroy_context(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLContext
*ctx
)
1350 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
1351 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1353 if (_eglPutContext(ctx
)) {
1354 dri2_dpy
->core
->destroyContext(dri2_ctx
->dri_context
);
1362 dri2_init_surface(_EGLSurface
*surf
, _EGLDisplay
*disp
, EGLint type
,
1363 _EGLConfig
*conf
, const EGLint
*attrib_list
,
1364 EGLBoolean enable_out_fence
, void *native_surface
)
1366 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surf
);
1367 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1369 dri2_surf
->out_fence_fd
= -1;
1370 dri2_surf
->enable_out_fence
= false;
1371 if (dri2_dpy
->fence
&& dri2_dpy
->fence
->base
.version
>= 2 &&
1372 dri2_dpy
->fence
->get_capabilities
&&
1373 (dri2_dpy
->fence
->get_capabilities(dri2_dpy
->dri_screen
) &
1374 __DRI_FENCE_CAP_NATIVE_FD
)) {
1375 dri2_surf
->enable_out_fence
= enable_out_fence
;
1378 return _eglInitSurface(surf
, disp
, type
, conf
, attrib_list
, native_surface
);
1382 dri2_surface_set_out_fence_fd( _EGLSurface
*surf
, int fence_fd
)
1384 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surf
);
1386 if (dri2_surf
->out_fence_fd
>= 0)
1387 close(dri2_surf
->out_fence_fd
);
1389 dri2_surf
->out_fence_fd
= fence_fd
;
1393 dri2_fini_surface(_EGLSurface
*surf
)
1395 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surf
);
1397 dri2_surface_set_out_fence_fd(surf
, -1);
1398 dri2_surf
->enable_out_fence
= false;
1402 dri2_destroy_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*surf
)
1404 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1406 if (!_eglPutSurface(surf
))
1409 return dri2_dpy
->vtbl
->destroy_surface(drv
, disp
, surf
);
1413 dri2_surf_update_fence_fd(_EGLContext
*ctx
,
1414 _EGLDisplay
*disp
, _EGLSurface
*surf
)
1416 __DRIcontext
*dri_ctx
= dri2_egl_context(ctx
)->dri_context
;
1417 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1418 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surf
);
1422 if (!dri2_surf
->enable_out_fence
)
1425 fence
= dri2_dpy
->fence
->create_fence_fd(dri_ctx
, -1);
1427 fence_fd
= dri2_dpy
->fence
->get_fence_fd(dri2_dpy
->dri_screen
,
1429 dri2_dpy
->fence
->destroy_fence(dri2_dpy
->dri_screen
, fence
);
1431 dri2_surface_set_out_fence_fd(surf
, fence_fd
);
1435 dri2_create_drawable(struct dri2_egl_display
*dri2_dpy
,
1436 const __DRIconfig
*config
,
1437 struct dri2_egl_surface
*dri2_surf
,
1438 void *loaderPrivate
)
1440 __DRIcreateNewDrawableFunc createNewDrawable
;
1442 if (dri2_dpy
->image_driver
)
1443 createNewDrawable
= dri2_dpy
->image_driver
->createNewDrawable
;
1444 else if (dri2_dpy
->dri2
)
1445 createNewDrawable
= dri2_dpy
->dri2
->createNewDrawable
;
1446 else if (dri2_dpy
->swrast
)
1447 createNewDrawable
= dri2_dpy
->swrast
->createNewDrawable
;
1449 return _eglError(EGL_BAD_ALLOC
, "no createNewDrawable");
1451 dri2_surf
->dri_drawable
= createNewDrawable(dri2_dpy
->dri_screen
,
1452 config
, loaderPrivate
);
1453 if (dri2_surf
->dri_drawable
== NULL
)
1454 return _eglError(EGL_BAD_ALLOC
, "createNewDrawable");
1460 * Called via eglMakeCurrent(), drv->API.MakeCurrent().
1463 dri2_make_current(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*dsurf
,
1464 _EGLSurface
*rsurf
, _EGLContext
*ctx
)
1466 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1467 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
1468 _EGLDisplay
*old_disp
= NULL
;
1469 struct dri2_egl_display
*old_dri2_dpy
= NULL
;
1470 _EGLContext
*old_ctx
;
1471 _EGLSurface
*old_dsurf
, *old_rsurf
;
1472 _EGLSurface
*tmp_dsurf
, *tmp_rsurf
;
1473 __DRIdrawable
*ddraw
, *rdraw
;
1478 return _eglError(EGL_NOT_INITIALIZED
, "eglMakeCurrent");
1480 /* make new bindings */
1481 if (!_eglBindContext(ctx
, dsurf
, rsurf
, &old_ctx
, &old_dsurf
, &old_rsurf
)) {
1482 /* _eglBindContext already sets the EGL error (in _eglCheckMakeCurrent) */
1487 old_disp
= old_ctx
->Resource
.Display
;
1488 old_dri2_dpy
= dri2_egl_display(old_disp
);
1491 /* flush before context switch */
1495 ddraw
= (dsurf
) ? dri2_dpy
->vtbl
->get_dri_drawable(dsurf
) : NULL
;
1496 rdraw
= (rsurf
) ? dri2_dpy
->vtbl
->get_dri_drawable(rsurf
) : NULL
;
1497 cctx
= (dri2_ctx
) ? dri2_ctx
->dri_context
: NULL
;
1500 __DRIcontext
*old_cctx
= dri2_egl_context(old_ctx
)->dri_context
;
1503 dri2_surf_update_fence_fd(old_ctx
, disp
, old_dsurf
);
1505 /* Disable shared buffer mode */
1506 if (old_dsurf
&& _eglSurfaceInSharedBufferMode(old_dsurf
) &&
1507 old_dri2_dpy
->vtbl
->set_shared_buffer_mode
) {
1508 old_dri2_dpy
->vtbl
->set_shared_buffer_mode(old_disp
, old_dsurf
, false);
1511 dri2_dpy
->core
->unbindContext(old_cctx
);
1514 unbind
= (cctx
== NULL
&& ddraw
== NULL
&& rdraw
== NULL
);
1516 if (!unbind
&& !dri2_dpy
->core
->bindContext(cctx
, ddraw
, rdraw
)) {
1517 /* undo the previous _eglBindContext */
1518 _eglBindContext(old_ctx
, old_dsurf
, old_rsurf
, &ctx
, &tmp_dsurf
, &tmp_rsurf
);
1519 assert(&dri2_ctx
->base
== ctx
&&
1520 tmp_dsurf
== dsurf
&&
1521 tmp_rsurf
== rsurf
);
1523 if (old_dsurf
&& _eglSurfaceInSharedBufferMode(old_dsurf
) &&
1524 old_dri2_dpy
->vtbl
->set_shared_buffer_mode
) {
1525 old_dri2_dpy
->vtbl
->set_shared_buffer_mode(old_disp
, old_dsurf
, true);
1528 _eglPutSurface(dsurf
);
1529 _eglPutSurface(rsurf
);
1530 _eglPutContext(ctx
);
1532 _eglPutSurface(old_dsurf
);
1533 _eglPutSurface(old_rsurf
);
1534 _eglPutContext(old_ctx
);
1536 /* dri2_dpy->core->bindContext failed. We cannot tell for sure why, but
1537 * setting the error to EGL_BAD_MATCH is surely better than leaving it
1540 return _eglError(EGL_BAD_MATCH
, "eglMakeCurrent");
1543 dri2_destroy_surface(drv
, disp
, old_dsurf
);
1544 dri2_destroy_surface(drv
, disp
, old_rsurf
);
1547 dri2_dpy
->ref_count
++;
1550 dri2_destroy_context(drv
, disp
, old_ctx
);
1551 dri2_display_release(old_disp
);
1554 if (dsurf
&& _eglSurfaceHasMutableRenderBuffer(dsurf
) &&
1555 dri2_dpy
->vtbl
->set_shared_buffer_mode
) {
1556 /* Always update the shared buffer mode. This is obviously needed when
1557 * the active EGL_RENDER_BUFFER is EGL_SINGLE_BUFFER. When
1558 * EGL_RENDER_BUFFER is EGL_BACK_BUFFER, the update protects us in the
1559 * case where external non-EGL API may have changed window's shared
1560 * buffer mode since we last saw it.
1562 bool mode
= (dsurf
->ActiveRenderBuffer
== EGL_SINGLE_BUFFER
);
1563 dri2_dpy
->vtbl
->set_shared_buffer_mode(disp
, dsurf
, mode
);
1570 dri2_surface_get_dri_drawable(_EGLSurface
*surf
)
1572 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surf
);
1574 return dri2_surf
->dri_drawable
;
1578 * Called from eglGetProcAddress() via drv->API.GetProcAddress().
1581 dri2_get_proc_address(_EGLDriver
*drv
, const char *procname
)
1583 return _glapi_get_proc_address(procname
);
1587 dri2_create_window_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
,
1588 _EGLConfig
*conf
, void *native_window
,
1589 const EGLint
*attrib_list
)
1591 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1592 return dri2_dpy
->vtbl
->create_window_surface(drv
, disp
, conf
, native_window
,
1597 dri2_create_pixmap_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
,
1598 _EGLConfig
*conf
, void *native_pixmap
,
1599 const EGLint
*attrib_list
)
1601 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1602 return dri2_dpy
->vtbl
->create_pixmap_surface(drv
, disp
, conf
, native_pixmap
,
1607 dri2_create_pbuffer_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
,
1608 _EGLConfig
*conf
, const EGLint
*attrib_list
)
1610 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1611 return dri2_dpy
->vtbl
->create_pbuffer_surface(drv
, disp
, conf
, attrib_list
);
1615 dri2_swap_interval(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*surf
,
1618 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1619 if (!dri2_dpy
->vtbl
->swap_interval
)
1621 return dri2_dpy
->vtbl
->swap_interval(drv
, disp
, surf
, interval
);
1625 * Asks the client API to flush any rendering to the drawable so that we can
1626 * do our swapbuffers.
1629 dri2_flush_drawable_for_swapbuffers(_EGLDisplay
*disp
, _EGLSurface
*draw
)
1631 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1632 __DRIdrawable
*dri_drawable
= dri2_dpy
->vtbl
->get_dri_drawable(draw
);
1634 if (dri2_dpy
->flush
) {
1635 if (dri2_dpy
->flush
->base
.version
>= 4) {
1636 /* We know there's a current context because:
1638 * "If surface is not bound to the calling thread’s current
1639 * context, an EGL_BAD_SURFACE error is generated."
1641 _EGLContext
*ctx
= _eglGetCurrentContext();
1642 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
1644 /* From the EGL 1.4 spec (page 52):
1646 * "The contents of ancillary buffers are always undefined
1647 * after calling eglSwapBuffers."
1649 dri2_dpy
->flush
->flush_with_flags(dri2_ctx
->dri_context
,
1651 __DRI2_FLUSH_DRAWABLE
|
1652 __DRI2_FLUSH_INVALIDATE_ANCILLARY
,
1653 __DRI2_THROTTLE_SWAPBUFFER
);
1655 dri2_dpy
->flush
->flush(dri_drawable
);
1661 dri2_swap_buffers(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*surf
)
1663 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1664 _EGLContext
*ctx
= _eglGetCurrentContext();
1667 dri2_surf_update_fence_fd(ctx
, disp
, surf
);
1668 return dri2_dpy
->vtbl
->swap_buffers(drv
, disp
, surf
);
1672 dri2_swap_buffers_with_damage(_EGLDriver
*drv
, _EGLDisplay
*disp
,
1674 const EGLint
*rects
, EGLint n_rects
)
1676 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1677 _EGLContext
*ctx
= _eglGetCurrentContext();
1680 dri2_surf_update_fence_fd(ctx
, disp
, surf
);
1681 return dri2_dpy
->vtbl
->swap_buffers_with_damage(drv
, disp
, surf
,
1686 dri2_swap_buffers_region(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*surf
,
1687 EGLint numRects
, const EGLint
*rects
)
1689 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1690 return dri2_dpy
->vtbl
->swap_buffers_region(drv
, disp
, surf
, numRects
, rects
);
1694 dri2_set_damage_region(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*surf
,
1695 EGLint
*rects
, EGLint n_rects
)
1697 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1698 return dri2_dpy
->vtbl
->set_damage_region(drv
, disp
, surf
, rects
, n_rects
);
1702 dri2_post_sub_buffer(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*surf
,
1703 EGLint x
, EGLint y
, EGLint width
, EGLint height
)
1705 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1706 return dri2_dpy
->vtbl
->post_sub_buffer(drv
, disp
, surf
, x
, y
, width
, height
);
1710 dri2_copy_buffers(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*surf
,
1711 void *native_pixmap_target
)
1713 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1714 return dri2_dpy
->vtbl
->copy_buffers(drv
, disp
, surf
, native_pixmap_target
);
1718 dri2_query_buffer_age(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*surf
)
1720 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1721 return dri2_dpy
->vtbl
->query_buffer_age(drv
, disp
, surf
);
1725 dri2_wait_client(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLContext
*ctx
)
1727 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1728 _EGLSurface
*surf
= ctx
->DrawSurface
;
1729 __DRIdrawable
*dri_drawable
= dri2_dpy
->vtbl
->get_dri_drawable(surf
);
1733 /* FIXME: If EGL allows frontbuffer rendering for window surfaces,
1734 * we need to copy fake to real here.*/
1736 if (dri2_dpy
->flush
!= NULL
)
1737 dri2_dpy
->flush
->flush(dri_drawable
);
1743 dri2_wait_native(_EGLDriver
*drv
, _EGLDisplay
*disp
, EGLint engine
)
1748 if (engine
!= EGL_CORE_NATIVE_ENGINE
)
1749 return _eglError(EGL_BAD_PARAMETER
, "eglWaitNative");
1756 dri2_bind_tex_image(_EGLDriver
*drv
,
1757 _EGLDisplay
*disp
, _EGLSurface
*surf
, EGLint buffer
)
1759 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1760 struct dri2_egl_context
*dri2_ctx
;
1762 GLint format
, target
;
1763 __DRIdrawable
*dri_drawable
= dri2_dpy
->vtbl
->get_dri_drawable(surf
);
1765 ctx
= _eglGetCurrentContext();
1766 dri2_ctx
= dri2_egl_context(ctx
);
1768 if (!_eglBindTexImage(drv
, disp
, surf
, buffer
))
1771 switch (surf
->TextureFormat
) {
1772 case EGL_TEXTURE_RGB
:
1773 format
= __DRI_TEXTURE_FORMAT_RGB
;
1775 case EGL_TEXTURE_RGBA
:
1776 format
= __DRI_TEXTURE_FORMAT_RGBA
;
1779 assert(!"Unexpected texture format in dri2_bind_tex_image()");
1780 format
= __DRI_TEXTURE_FORMAT_RGBA
;
1783 switch (surf
->TextureTarget
) {
1784 case EGL_TEXTURE_2D
:
1785 target
= GL_TEXTURE_2D
;
1788 target
= GL_TEXTURE_2D
;
1789 assert(!"Unexpected texture target in dri2_bind_tex_image()");
1792 dri2_dpy
->tex_buffer
->setTexBuffer2(dri2_ctx
->dri_context
,
1800 dri2_release_tex_image(_EGLDriver
*drv
,
1801 _EGLDisplay
*disp
, _EGLSurface
*surf
, EGLint buffer
)
1803 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1804 struct dri2_egl_context
*dri2_ctx
;
1807 __DRIdrawable
*dri_drawable
= dri2_dpy
->vtbl
->get_dri_drawable(surf
);
1809 ctx
= _eglGetCurrentContext();
1810 dri2_ctx
= dri2_egl_context(ctx
);
1812 if (!_eglReleaseTexImage(drv
, disp
, surf
, buffer
))
1815 switch (surf
->TextureTarget
) {
1816 case EGL_TEXTURE_2D
:
1817 target
= GL_TEXTURE_2D
;
1820 assert(!"missing texture target");
1823 if (dri2_dpy
->tex_buffer
->base
.version
>= 3 &&
1824 dri2_dpy
->tex_buffer
->releaseTexBuffer
!= NULL
) {
1825 dri2_dpy
->tex_buffer
->releaseTexBuffer(dri2_ctx
->dri_context
,
1826 target
, dri_drawable
);
1833 dri2_create_image(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLContext
*ctx
,
1834 EGLenum target
, EGLClientBuffer buffer
,
1835 const EGLint
*attr_list
)
1837 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1838 return dri2_dpy
->vtbl
->create_image(drv
, disp
, ctx
, target
, buffer
,
1843 dri2_create_image_from_dri(_EGLDisplay
*disp
, __DRIimage
*dri_image
)
1845 struct dri2_egl_image
*dri2_img
;
1847 if (dri_image
== NULL
) {
1848 _eglError(EGL_BAD_ALLOC
, "dri2_create_image");
1852 dri2_img
= malloc(sizeof *dri2_img
);
1854 _eglError(EGL_BAD_ALLOC
, "dri2_create_image");
1858 _eglInitImage(&dri2_img
->base
, disp
);
1860 dri2_img
->dri_image
= dri_image
;
1862 return &dri2_img
->base
;
1866 * Translate a DRI Image extension error code into an EGL error code.
1869 egl_error_from_dri_image_error(int dri_error
)
1871 switch (dri_error
) {
1872 case __DRI_IMAGE_ERROR_SUCCESS
:
1874 case __DRI_IMAGE_ERROR_BAD_ALLOC
:
1875 return EGL_BAD_ALLOC
;
1876 case __DRI_IMAGE_ERROR_BAD_MATCH
:
1877 return EGL_BAD_MATCH
;
1878 case __DRI_IMAGE_ERROR_BAD_PARAMETER
:
1879 return EGL_BAD_PARAMETER
;
1880 case __DRI_IMAGE_ERROR_BAD_ACCESS
:
1881 return EGL_BAD_ACCESS
;
1883 assert(!"unknown dri_error code");
1884 return EGL_BAD_ALLOC
;
1889 dri2_create_image_khr_renderbuffer(_EGLDisplay
*disp
, _EGLContext
*ctx
,
1890 EGLClientBuffer buffer
,
1891 const EGLint
*attr_list
)
1893 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1894 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
1895 GLuint renderbuffer
= (GLuint
) (uintptr_t) buffer
;
1896 __DRIimage
*dri_image
;
1898 if (renderbuffer
== 0) {
1899 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_khr");
1900 return EGL_NO_IMAGE_KHR
;
1903 if (!disp
->Extensions
.KHR_gl_renderbuffer_image
) {
1904 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_khr");
1905 return EGL_NO_IMAGE_KHR
;
1908 if (dri2_dpy
->image
->base
.version
>= 17 &&
1909 dri2_dpy
->image
->createImageFromRenderbuffer2
) {
1910 unsigned error
= ~0;
1912 dri_image
= dri2_dpy
->image
->createImageFromRenderbuffer2(
1913 dri2_ctx
->dri_context
, renderbuffer
, NULL
, &error
);
1915 assert(!!dri_image
== (error
== __DRI_IMAGE_ERROR_SUCCESS
));
1918 _eglError(egl_error_from_dri_image_error(error
), "dri2_create_image_khr");
1919 return EGL_NO_IMAGE_KHR
;
1922 dri_image
= dri2_dpy
->image
->createImageFromRenderbuffer(
1923 dri2_ctx
->dri_context
, renderbuffer
, NULL
);
1925 _eglError(EGL_BAD_ALLOC
, "dri2_create_image_khr");
1926 return EGL_NO_IMAGE_KHR
;
1930 return dri2_create_image_from_dri(disp
, dri_image
);
1933 #ifdef HAVE_WAYLAND_PLATFORM
1935 /* This structure describes how a wl_buffer maps to one or more
1936 * __DRIimages. A wl_drm_buffer stores the wl_drm format code and the
1937 * offsets and strides of the planes in the buffer. This table maps a
1938 * wl_drm format code to a description of the planes in the buffer
1939 * that lets us create a __DRIimage for each of the planes. */
1941 static const struct wl_drm_components_descriptor
{
1942 uint32_t dri_components
;
1945 } wl_drm_components
[] = {
1946 { __DRI_IMAGE_COMPONENTS_RGB
, EGL_TEXTURE_RGB
, 1 },
1947 { __DRI_IMAGE_COMPONENTS_RGBA
, EGL_TEXTURE_RGBA
, 1 },
1948 { __DRI_IMAGE_COMPONENTS_Y_U_V
, EGL_TEXTURE_Y_U_V_WL
, 3 },
1949 { __DRI_IMAGE_COMPONENTS_Y_UV
, EGL_TEXTURE_Y_UV_WL
, 2 },
1950 { __DRI_IMAGE_COMPONENTS_Y_XUXV
, EGL_TEXTURE_Y_XUXV_WL
, 2 },
1954 dri2_create_image_wayland_wl_buffer(_EGLDisplay
*disp
, _EGLContext
*ctx
,
1955 EGLClientBuffer _buffer
,
1956 const EGLint
*attr_list
)
1958 struct wl_drm_buffer
*buffer
;
1959 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1960 const struct wl_drm_components_descriptor
*f
;
1961 __DRIimage
*dri_image
;
1962 _EGLImageAttribs attrs
;
1965 buffer
= wayland_drm_buffer_get(dri2_dpy
->wl_server_drm
,
1966 (struct wl_resource
*) _buffer
);
1970 if (!_eglParseImageAttribList(&attrs
, disp
, attr_list
))
1973 plane
= attrs
.PlaneWL
;
1974 f
= buffer
->driver_format
;
1975 if (plane
< 0 || plane
>= f
->nplanes
) {
1976 _eglError(EGL_BAD_PARAMETER
,
1977 "dri2_create_image_wayland_wl_buffer (plane out of bounds)");
1981 dri_image
= dri2_dpy
->image
->fromPlanar(buffer
->driver_buffer
, plane
, NULL
);
1982 if (dri_image
== NULL
&& plane
== 0)
1983 dri_image
= dri2_dpy
->image
->dupImage(buffer
->driver_buffer
, NULL
);
1984 if (dri_image
== NULL
) {
1985 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_wayland_wl_buffer");
1989 return dri2_create_image_from_dri(disp
, dri_image
);
1994 dri2_get_sync_values_chromium(_EGLDisplay
*disp
, _EGLSurface
*surf
,
1995 EGLuint64KHR
*ust
, EGLuint64KHR
*msc
,
1998 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1999 return dri2_dpy
->vtbl
->get_sync_values(disp
, surf
, ust
, msc
, sbc
);
2003 * Set the error code after a call to
2004 * dri2_egl_image::dri_image::createImageFromTexture.
2007 dri2_create_image_khr_texture_error(int dri_error
)
2009 EGLint egl_error
= egl_error_from_dri_image_error(dri_error
);
2011 if (egl_error
!= EGL_SUCCESS
)
2012 _eglError(egl_error
, "dri2_create_image_khr_texture");
2016 dri2_create_image_khr_texture(_EGLDisplay
*disp
, _EGLContext
*ctx
,
2018 EGLClientBuffer buffer
,
2019 const EGLint
*attr_list
)
2021 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2022 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
2023 struct dri2_egl_image
*dri2_img
;
2024 GLuint texture
= (GLuint
) (uintptr_t) buffer
;
2025 _EGLImageAttribs attrs
;
2031 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_khr");
2032 return EGL_NO_IMAGE_KHR
;
2035 if (!_eglParseImageAttribList(&attrs
, disp
, attr_list
))
2036 return EGL_NO_IMAGE_KHR
;
2039 case EGL_GL_TEXTURE_2D_KHR
:
2040 if (!disp
->Extensions
.KHR_gl_texture_2D_image
) {
2041 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_khr");
2042 return EGL_NO_IMAGE_KHR
;
2045 gl_target
= GL_TEXTURE_2D
;
2047 case EGL_GL_TEXTURE_3D_KHR
:
2048 if (!disp
->Extensions
.KHR_gl_texture_3D_image
) {
2049 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_khr");
2050 return EGL_NO_IMAGE_KHR
;
2053 depth
= attrs
.GLTextureZOffset
;
2054 gl_target
= GL_TEXTURE_3D
;
2056 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_X_KHR
:
2057 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_X_KHR
:
2058 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_Y_KHR
:
2059 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_Y_KHR
:
2060 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_Z_KHR
:
2061 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_KHR
:
2062 if (!disp
->Extensions
.KHR_gl_texture_cubemap_image
) {
2063 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_khr");
2064 return EGL_NO_IMAGE_KHR
;
2067 depth
= target
- EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_X_KHR
;
2068 gl_target
= GL_TEXTURE_CUBE_MAP
;
2071 unreachable("Unexpected target in dri2_create_image_khr_texture()");
2072 return EGL_NO_IMAGE_KHR
;
2075 dri2_img
= malloc(sizeof *dri2_img
);
2077 _eglError(EGL_BAD_ALLOC
, "dri2_create_image_khr");
2078 return EGL_NO_IMAGE_KHR
;
2081 _eglInitImage(&dri2_img
->base
, disp
);
2083 dri2_img
->dri_image
=
2084 dri2_dpy
->image
->createImageFromTexture(dri2_ctx
->dri_context
,
2088 attrs
.GLTextureLevel
,
2091 dri2_create_image_khr_texture_error(error
);
2093 if (!dri2_img
->dri_image
) {
2095 return EGL_NO_IMAGE_KHR
;
2097 return &dri2_img
->base
;
2101 dri2_query_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*surf
,
2102 EGLint attribute
, EGLint
*value
)
2104 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2105 if (!dri2_dpy
->vtbl
->query_surface
)
2106 return _eglQuerySurface(drv
, disp
, surf
, attribute
, value
);
2107 return dri2_dpy
->vtbl
->query_surface(drv
, disp
, surf
, attribute
, value
);
2110 static struct wl_buffer
*
2111 dri2_create_wayland_buffer_from_image(_EGLDriver
*drv
, _EGLDisplay
*disp
,
2114 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2115 return dri2_dpy
->vtbl
->create_wayland_buffer_from_image(drv
, disp
, img
);
2120 dri2_create_image_mesa_drm_buffer(_EGLDisplay
*disp
, _EGLContext
*ctx
,
2121 EGLClientBuffer buffer
, const EGLint
*attr_list
)
2123 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2124 EGLint format
, name
, pitch
;
2125 _EGLImageAttribs attrs
;
2126 __DRIimage
*dri_image
;
2128 name
= (EGLint
) (uintptr_t) buffer
;
2130 if (!_eglParseImageAttribList(&attrs
, disp
, attr_list
))
2133 if (attrs
.Width
<= 0 || attrs
.Height
<= 0 ||
2134 attrs
.DRMBufferStrideMESA
<= 0) {
2135 _eglError(EGL_BAD_PARAMETER
,
2136 "bad width, height or stride");
2140 switch (attrs
.DRMBufferFormatMESA
) {
2141 case EGL_DRM_BUFFER_FORMAT_ARGB32_MESA
:
2142 format
= __DRI_IMAGE_FORMAT_ARGB8888
;
2143 pitch
= attrs
.DRMBufferStrideMESA
;
2146 _eglError(EGL_BAD_PARAMETER
,
2147 "dri2_create_image_khr: unsupported pixmap depth");
2152 dri2_dpy
->image
->createImageFromName(dri2_dpy
->dri_screen
,
2160 return dri2_create_image_from_dri(disp
, dri_image
);
2164 dri2_check_dma_buf_attribs(const _EGLImageAttribs
*attrs
)
2169 * "Required attributes and their values are as follows:
2171 * * EGL_WIDTH & EGL_HEIGHT: The logical dimensions of the buffer in pixels
2173 * * EGL_LINUX_DRM_FOURCC_EXT: The pixel format of the buffer, as specified
2174 * by drm_fourcc.h and used as the pixel_format parameter of the
2175 * drm_mode_fb_cmd2 ioctl."
2179 * "* If <target> is EGL_LINUX_DMA_BUF_EXT, and the list of attributes is
2180 * incomplete, EGL_BAD_PARAMETER is generated."
2182 if (attrs
->Width
<= 0 || attrs
->Height
<= 0 ||
2183 !attrs
->DMABufFourCC
.IsPresent
)
2184 return _eglError(EGL_BAD_PARAMETER
, "attribute(s) missing");
2189 * "If <target> is EGL_LINUX_DMA_BUF_EXT and one or more of the values
2190 * specified for a plane's pitch or offset isn't supported by EGL,
2191 * EGL_BAD_ACCESS is generated."
2193 for (unsigned i
= 0; i
< ARRAY_SIZE(attrs
->DMABufPlanePitches
); ++i
) {
2194 if (attrs
->DMABufPlanePitches
[i
].IsPresent
&&
2195 attrs
->DMABufPlanePitches
[i
].Value
<= 0)
2196 return _eglError(EGL_BAD_ACCESS
, "invalid pitch");
2200 * If <target> is EGL_LINUX_DMA_BUF_EXT, both or neither of the following
2201 * attribute values may be given.
2203 * This is referring to EGL_DMA_BUF_PLANE0_MODIFIER_LO_EXT and
2204 * EGL_DMA_BUF_PLANE0_MODIFIER_HI_EXT, and the same for other planes.
2206 for (unsigned i
= 0; i
< DMA_BUF_MAX_PLANES
; ++i
) {
2207 if (attrs
->DMABufPlaneModifiersLo
[i
].IsPresent
!=
2208 attrs
->DMABufPlaneModifiersHi
[i
].IsPresent
)
2209 return _eglError(EGL_BAD_PARAMETER
, "modifier attribute lo or hi missing");
2212 /* Although the EGL_EXT_image_dma_buf_import_modifiers spec doesn't
2213 * mandate it, we only accept the same modifier across all planes. */
2214 for (unsigned i
= 1; i
< DMA_BUF_MAX_PLANES
; ++i
) {
2215 if (attrs
->DMABufPlaneFds
[i
].IsPresent
) {
2216 if ((attrs
->DMABufPlaneModifiersLo
[0].IsPresent
!=
2217 attrs
->DMABufPlaneModifiersLo
[i
].IsPresent
) ||
2218 (attrs
->DMABufPlaneModifiersLo
[0].Value
!=
2219 attrs
->DMABufPlaneModifiersLo
[i
].Value
) ||
2220 (attrs
->DMABufPlaneModifiersHi
[0].Value
!=
2221 attrs
->DMABufPlaneModifiersHi
[i
].Value
))
2222 return _eglError(EGL_BAD_PARAMETER
, "modifier attributes not equal");
2229 /* Returns the total number of planes for the format or zero if it isn't a
2230 * valid fourcc format.
2233 dri2_num_fourcc_format_planes(EGLint format
)
2237 case DRM_FORMAT_RG88
:
2238 case DRM_FORMAT_GR88
:
2239 case DRM_FORMAT_R16
:
2240 case DRM_FORMAT_GR1616
:
2241 case DRM_FORMAT_RGB332
:
2242 case DRM_FORMAT_BGR233
:
2243 case DRM_FORMAT_XRGB4444
:
2244 case DRM_FORMAT_XBGR4444
:
2245 case DRM_FORMAT_RGBX4444
:
2246 case DRM_FORMAT_BGRX4444
:
2247 case DRM_FORMAT_ARGB4444
:
2248 case DRM_FORMAT_ABGR4444
:
2249 case DRM_FORMAT_RGBA4444
:
2250 case DRM_FORMAT_BGRA4444
:
2251 case DRM_FORMAT_XRGB1555
:
2252 case DRM_FORMAT_XBGR1555
:
2253 case DRM_FORMAT_RGBX5551
:
2254 case DRM_FORMAT_BGRX5551
:
2255 case DRM_FORMAT_ARGB1555
:
2256 case DRM_FORMAT_ABGR1555
:
2257 case DRM_FORMAT_RGBA5551
:
2258 case DRM_FORMAT_BGRA5551
:
2259 case DRM_FORMAT_RGB565
:
2260 case DRM_FORMAT_BGR565
:
2261 case DRM_FORMAT_RGB888
:
2262 case DRM_FORMAT_BGR888
:
2263 case DRM_FORMAT_XRGB8888
:
2264 case DRM_FORMAT_XBGR8888
:
2265 case DRM_FORMAT_RGBX8888
:
2266 case DRM_FORMAT_BGRX8888
:
2267 case DRM_FORMAT_ARGB8888
:
2268 case DRM_FORMAT_ABGR8888
:
2269 case DRM_FORMAT_RGBA8888
:
2270 case DRM_FORMAT_BGRA8888
:
2271 case DRM_FORMAT_XRGB2101010
:
2272 case DRM_FORMAT_XBGR2101010
:
2273 case DRM_FORMAT_RGBX1010102
:
2274 case DRM_FORMAT_BGRX1010102
:
2275 case DRM_FORMAT_ARGB2101010
:
2276 case DRM_FORMAT_ABGR2101010
:
2277 case DRM_FORMAT_RGBA1010102
:
2278 case DRM_FORMAT_BGRA1010102
:
2279 case DRM_FORMAT_YUYV
:
2280 case DRM_FORMAT_YVYU
:
2281 case DRM_FORMAT_UYVY
:
2282 case DRM_FORMAT_VYUY
:
2283 case DRM_FORMAT_AYUV
:
2284 case DRM_FORMAT_XYUV8888
:
2287 case DRM_FORMAT_NV12
:
2288 case DRM_FORMAT_NV21
:
2289 case DRM_FORMAT_NV16
:
2290 case DRM_FORMAT_NV61
:
2291 case DRM_FORMAT_P010
:
2292 case DRM_FORMAT_P012
:
2293 case DRM_FORMAT_P016
:
2296 case DRM_FORMAT_YUV410
:
2297 case DRM_FORMAT_YVU410
:
2298 case DRM_FORMAT_YUV411
:
2299 case DRM_FORMAT_YVU411
:
2300 case DRM_FORMAT_YUV420
:
2301 case DRM_FORMAT_YVU420
:
2302 case DRM_FORMAT_YUV422
:
2303 case DRM_FORMAT_YVU422
:
2304 case DRM_FORMAT_YUV444
:
2305 case DRM_FORMAT_YVU444
:
2313 /* Returns the total number of file descriptors. Zero indicates an error. */
2315 dri2_check_dma_buf_format(const _EGLImageAttribs
*attrs
)
2317 unsigned plane_n
= dri2_num_fourcc_format_planes(attrs
->DMABufFourCC
.Value
);
2319 _eglError(EGL_BAD_MATCH
, "unknown drm fourcc format");
2323 for (unsigned i
= plane_n
; i
< DMA_BUF_MAX_PLANES
; i
++) {
2325 * The modifiers extension spec says:
2327 * "Modifiers may modify any attribute of a buffer import, including
2328 * but not limited to adding extra planes to a format which
2329 * otherwise does not have those planes. As an example, a modifier
2330 * may add a plane for an external compression buffer to a
2331 * single-plane format. The exact meaning and effect of any
2332 * modifier is canonically defined by drm_fourcc.h, not as part of
2335 if (attrs
->DMABufPlaneModifiersLo
[i
].IsPresent
&&
2336 attrs
->DMABufPlaneModifiersHi
[i
].IsPresent
) {
2344 * "* If <target> is EGL_LINUX_DMA_BUF_EXT, and the list of attributes is
2345 * incomplete, EGL_BAD_PARAMETER is generated."
2347 for (unsigned i
= 0; i
< plane_n
; ++i
) {
2348 if (!attrs
->DMABufPlaneFds
[i
].IsPresent
||
2349 !attrs
->DMABufPlaneOffsets
[i
].IsPresent
||
2350 !attrs
->DMABufPlanePitches
[i
].IsPresent
) {
2351 _eglError(EGL_BAD_PARAMETER
, "plane attribute(s) missing");
2357 * The spec also says:
2359 * "If <target> is EGL_LINUX_DMA_BUF_EXT, and the EGL_LINUX_DRM_FOURCC_EXT
2360 * attribute indicates a single-plane format, EGL_BAD_ATTRIBUTE is
2361 * generated if any of the EGL_DMA_BUF_PLANE1_* or EGL_DMA_BUF_PLANE2_*
2362 * or EGL_DMA_BUF_PLANE3_* attributes are specified."
2364 for (unsigned i
= plane_n
; i
< DMA_BUF_MAX_PLANES
; ++i
) {
2365 if (attrs
->DMABufPlaneFds
[i
].IsPresent
||
2366 attrs
->DMABufPlaneOffsets
[i
].IsPresent
||
2367 attrs
->DMABufPlanePitches
[i
].IsPresent
) {
2368 _eglError(EGL_BAD_ATTRIBUTE
, "too many plane attributes");
2377 dri2_query_dma_buf_formats(_EGLDriver
*drv
, _EGLDisplay
*disp
,
2378 EGLint max
, EGLint
*formats
, EGLint
*count
)
2380 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2381 if (max
< 0 || (max
> 0 && formats
== NULL
))
2382 return _eglError(EGL_BAD_PARAMETER
, "invalid value for max count of formats");
2384 if (dri2_dpy
->image
->base
.version
< 15 ||
2385 dri2_dpy
->image
->queryDmaBufFormats
== NULL
)
2388 if (!dri2_dpy
->image
->queryDmaBufFormats(dri2_dpy
->dri_screen
, max
,
2393 /* Assert that all of the formats returned are actually fourcc formats.
2394 * Some day, if we want the internal interface function to be able to
2395 * return the fake fourcc formats defined in dri_interface.h, we'll have
2396 * to do something more clever here to pair the list down to just real
2397 * fourcc formats so that we don't leak the fake internal ones.
2399 for (int i
= 0; i
< *count
; i
++) {
2400 assert(dri2_num_fourcc_format_planes(formats
[i
]) > 0);
2408 dri2_query_dma_buf_modifiers(_EGLDriver
*drv
, _EGLDisplay
*disp
, EGLint format
,
2409 EGLint max
, EGLuint64KHR
*modifiers
,
2410 EGLBoolean
*external_only
, EGLint
*count
)
2412 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2414 if (dri2_num_fourcc_format_planes(format
) == 0)
2415 return _eglError(EGL_BAD_PARAMETER
, "invalid fourcc format");
2418 return _eglError(EGL_BAD_PARAMETER
, "invalid value for max count of formats");
2420 if (max
> 0 && modifiers
== NULL
)
2421 return _eglError(EGL_BAD_PARAMETER
, "invalid modifiers array");
2423 if (dri2_dpy
->image
->base
.version
< 15 ||
2424 dri2_dpy
->image
->queryDmaBufModifiers
== NULL
)
2427 if (dri2_dpy
->image
->queryDmaBufModifiers(dri2_dpy
->dri_screen
, format
,
2429 (unsigned int *) external_only
,
2431 return _eglError(EGL_BAD_PARAMETER
, "invalid format");
2439 * "If eglCreateImageKHR is successful for a EGL_LINUX_DMA_BUF_EXT target, the
2440 * EGL will take a reference to the dma_buf(s) which it will release at any
2441 * time while the EGLDisplay is initialized. It is the responsibility of the
2442 * application to close the dma_buf file descriptors."
2444 * Therefore we must never close or otherwise modify the file descriptors.
2447 dri2_create_image_dma_buf(_EGLDisplay
*disp
, _EGLContext
*ctx
,
2448 EGLClientBuffer buffer
, const EGLint
*attr_list
)
2450 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2452 _EGLImageAttribs attrs
;
2453 __DRIimage
*dri_image
;
2455 int fds
[DMA_BUF_MAX_PLANES
];
2456 int pitches
[DMA_BUF_MAX_PLANES
];
2457 int offsets
[DMA_BUF_MAX_PLANES
];
2459 bool has_modifier
= false;
2465 * ""* If <target> is EGL_LINUX_DMA_BUF_EXT and <buffer> is not NULL, the
2466 * error EGL_BAD_PARAMETER is generated."
2468 if (buffer
!= NULL
) {
2469 _eglError(EGL_BAD_PARAMETER
, "buffer not NULL");
2473 if (!_eglParseImageAttribList(&attrs
, disp
, attr_list
))
2476 if (!dri2_check_dma_buf_attribs(&attrs
))
2479 num_fds
= dri2_check_dma_buf_format(&attrs
);
2483 for (unsigned i
= 0; i
< num_fds
; ++i
) {
2484 fds
[i
] = attrs
.DMABufPlaneFds
[i
].Value
;
2485 pitches
[i
] = attrs
.DMABufPlanePitches
[i
].Value
;
2486 offsets
[i
] = attrs
.DMABufPlaneOffsets
[i
].Value
;
2489 /* dri2_check_dma_buf_attribs ensures that the modifier, if available,
2490 * will be present in attrs.DMABufPlaneModifiersLo[0] and
2491 * attrs.DMABufPlaneModifiersHi[0] */
2492 if (attrs
.DMABufPlaneModifiersLo
[0].IsPresent
) {
2493 modifier
= combine_u32_into_u64(attrs
.DMABufPlaneModifiersHi
[0].Value
,
2494 attrs
.DMABufPlaneModifiersLo
[0].Value
);
2495 has_modifier
= true;
2499 if (dri2_dpy
->image
->base
.version
< 15 ||
2500 dri2_dpy
->image
->createImageFromDmaBufs2
== NULL
) {
2501 _eglError(EGL_BAD_MATCH
, "unsupported dma_buf format modifier");
2502 return EGL_NO_IMAGE_KHR
;
2505 dri2_dpy
->image
->createImageFromDmaBufs2(dri2_dpy
->dri_screen
,
2506 attrs
.Width
, attrs
.Height
, attrs
.DMABufFourCC
.Value
,
2507 modifier
, fds
, num_fds
, pitches
, offsets
,
2508 attrs
.DMABufYuvColorSpaceHint
.Value
,
2509 attrs
.DMABufSampleRangeHint
.Value
,
2510 attrs
.DMABufChromaHorizontalSiting
.Value
,
2511 attrs
.DMABufChromaVerticalSiting
.Value
,
2517 dri2_dpy
->image
->createImageFromDmaBufs(dri2_dpy
->dri_screen
,
2518 attrs
.Width
, attrs
.Height
, attrs
.DMABufFourCC
.Value
,
2519 fds
, num_fds
, pitches
, offsets
,
2520 attrs
.DMABufYuvColorSpaceHint
.Value
,
2521 attrs
.DMABufSampleRangeHint
.Value
,
2522 attrs
.DMABufChromaHorizontalSiting
.Value
,
2523 attrs
.DMABufChromaVerticalSiting
.Value
,
2527 dri2_create_image_khr_texture_error(error
);
2530 return EGL_NO_IMAGE_KHR
;
2532 res
= dri2_create_image_from_dri(disp
, dri_image
);
2537 dri2_create_drm_image_mesa(_EGLDriver
*drv
, _EGLDisplay
*disp
,
2538 const EGLint
*attr_list
)
2540 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2541 struct dri2_egl_image
*dri2_img
;
2542 _EGLImageAttribs attrs
;
2543 unsigned int dri_use
, valid_mask
;
2549 _eglError(EGL_BAD_PARAMETER
, __func__
);
2550 return EGL_NO_IMAGE_KHR
;
2553 if (!_eglParseImageAttribList(&attrs
, disp
, attr_list
))
2554 return EGL_NO_IMAGE_KHR
;
2556 if (attrs
.Width
<= 0 || attrs
.Height
<= 0) {
2557 _eglError(EGL_BAD_PARAMETER
, __func__
);
2558 return EGL_NO_IMAGE_KHR
;
2561 switch (attrs
.DRMBufferFormatMESA
) {
2562 case EGL_DRM_BUFFER_FORMAT_ARGB32_MESA
:
2563 format
= __DRI_IMAGE_FORMAT_ARGB8888
;
2566 _eglError(EGL_BAD_PARAMETER
, __func__
);
2567 return EGL_NO_IMAGE_KHR
;
2571 EGL_DRM_BUFFER_USE_SCANOUT_MESA
|
2572 EGL_DRM_BUFFER_USE_SHARE_MESA
|
2573 EGL_DRM_BUFFER_USE_CURSOR_MESA
;
2574 if (attrs
.DRMBufferUseMESA
& ~valid_mask
) {
2575 _eglError(EGL_BAD_PARAMETER
, __func__
);
2576 return EGL_NO_IMAGE_KHR
;
2580 if (attrs
.DRMBufferUseMESA
& EGL_DRM_BUFFER_USE_SHARE_MESA
)
2581 dri_use
|= __DRI_IMAGE_USE_SHARE
;
2582 if (attrs
.DRMBufferUseMESA
& EGL_DRM_BUFFER_USE_SCANOUT_MESA
)
2583 dri_use
|= __DRI_IMAGE_USE_SCANOUT
;
2584 if (attrs
.DRMBufferUseMESA
& EGL_DRM_BUFFER_USE_CURSOR_MESA
)
2585 dri_use
|= __DRI_IMAGE_USE_CURSOR
;
2587 dri2_img
= malloc(sizeof *dri2_img
);
2589 _eglError(EGL_BAD_ALLOC
, "dri2_create_image_khr");
2590 return EGL_NO_IMAGE_KHR
;
2593 _eglInitImage(&dri2_img
->base
, disp
);
2595 dri2_img
->dri_image
=
2596 dri2_dpy
->image
->createImage(dri2_dpy
->dri_screen
,
2597 attrs
.Width
, attrs
.Height
,
2598 format
, dri_use
, dri2_img
);
2599 if (dri2_img
->dri_image
== NULL
) {
2601 _eglError(EGL_BAD_ALLOC
, "dri2_create_drm_image_mesa");
2602 return EGL_NO_IMAGE_KHR
;
2605 return &dri2_img
->base
;
2609 dri2_export_drm_image_mesa(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLImage
*img
,
2610 EGLint
*name
, EGLint
*handle
, EGLint
*stride
)
2612 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2613 struct dri2_egl_image
*dri2_img
= dri2_egl_image(img
);
2617 if (name
&& !dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
2618 __DRI_IMAGE_ATTRIB_NAME
, name
))
2619 return _eglError(EGL_BAD_ALLOC
, "dri2_export_drm_image_mesa");
2622 dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
2623 __DRI_IMAGE_ATTRIB_HANDLE
, handle
);
2626 dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
2627 __DRI_IMAGE_ATTRIB_STRIDE
, stride
);
2633 * Checks if we can support EGL_MESA_image_dma_buf_export on this image.
2635 * The spec provides a boolean return for the driver to reject exporting for
2636 * basically any reason, but doesn't specify any particular error cases. For
2637 * now, we just fail if we don't have a DRM fourcc for the format.
2640 dri2_can_export_dma_buf_image(_EGLDisplay
*disp
, _EGLImage
*img
)
2642 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2643 struct dri2_egl_image
*dri2_img
= dri2_egl_image(img
);
2646 if (!dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
2647 __DRI_IMAGE_ATTRIB_FOURCC
, &fourcc
)) {
2655 dri2_export_dma_buf_image_query_mesa(_EGLDriver
*drv
, _EGLDisplay
*disp
,
2657 EGLint
*fourcc
, EGLint
*nplanes
,
2658 EGLuint64KHR
*modifiers
)
2660 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2661 struct dri2_egl_image
*dri2_img
= dri2_egl_image(img
);
2666 if (!dri2_can_export_dma_buf_image(disp
, img
))
2669 dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
2670 __DRI_IMAGE_ATTRIB_NUM_PLANES
, &num_planes
);
2672 *nplanes
= num_planes
;
2675 dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
2676 __DRI_IMAGE_ATTRIB_FOURCC
, fourcc
);
2680 uint64_t modifier
= DRM_FORMAT_MOD_INVALID
;
2683 query
= dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
2684 __DRI_IMAGE_ATTRIB_MODIFIER_UPPER
,
2686 query
&= dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
2687 __DRI_IMAGE_ATTRIB_MODIFIER_LOWER
,
2690 modifier
= combine_u32_into_u64 (mod_hi
, mod_lo
);
2692 for (int i
= 0; i
< num_planes
; i
++)
2693 modifiers
[i
] = modifier
;
2700 dri2_export_dma_buf_image_mesa(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLImage
*img
,
2701 int *fds
, EGLint
*strides
, EGLint
*offsets
)
2703 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2704 struct dri2_egl_image
*dri2_img
= dri2_egl_image(img
);
2709 if (!dri2_can_export_dma_buf_image(disp
, img
))
2712 /* EGL_MESA_image_dma_buf_export spec says:
2713 * "If the number of fds is less than the number of planes, then
2714 * subsequent fd slots should contain -1."
2717 /* Query nplanes so that we know how big the given array is. */
2718 dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
2719 __DRI_IMAGE_ATTRIB_NUM_PLANES
, &nplanes
);
2720 memset(fds
, -1, nplanes
* sizeof(int));
2723 /* rework later to provide multiple fds/strides/offsets */
2725 dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
2726 __DRI_IMAGE_ATTRIB_FD
, fds
);
2729 dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
2730 __DRI_IMAGE_ATTRIB_STRIDE
, strides
);
2734 bool ret
= dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
2735 __DRI_IMAGE_ATTRIB_OFFSET
, &img_offset
);
2737 offsets
[0] = img_offset
;
2748 dri2_create_image_khr(_EGLDriver
*drv
, _EGLDisplay
*disp
,
2749 _EGLContext
*ctx
, EGLenum target
,
2750 EGLClientBuffer buffer
, const EGLint
*attr_list
)
2755 case EGL_GL_TEXTURE_2D_KHR
:
2756 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_X_KHR
:
2757 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_X_KHR
:
2758 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_Y_KHR
:
2759 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_Y_KHR
:
2760 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_Z_KHR
:
2761 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_KHR
:
2762 case EGL_GL_TEXTURE_3D_KHR
:
2763 return dri2_create_image_khr_texture(disp
, ctx
, target
, buffer
, attr_list
);
2764 case EGL_GL_RENDERBUFFER_KHR
:
2765 return dri2_create_image_khr_renderbuffer(disp
, ctx
, buffer
, attr_list
);
2767 case EGL_DRM_BUFFER_MESA
:
2768 return dri2_create_image_mesa_drm_buffer(disp
, ctx
, buffer
, attr_list
);
2769 case EGL_LINUX_DMA_BUF_EXT
:
2770 return dri2_create_image_dma_buf(disp
, ctx
, buffer
, attr_list
);
2772 #ifdef HAVE_WAYLAND_PLATFORM
2773 case EGL_WAYLAND_BUFFER_WL
:
2774 return dri2_create_image_wayland_wl_buffer(disp
, ctx
, buffer
, attr_list
);
2777 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_khr");
2778 return EGL_NO_IMAGE_KHR
;
2783 dri2_destroy_image_khr(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLImage
*image
)
2785 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2786 struct dri2_egl_image
*dri2_img
= dri2_egl_image(image
);
2790 dri2_dpy
->image
->destroyImage(dri2_img
->dri_image
);
2796 #ifdef HAVE_WAYLAND_PLATFORM
2799 dri2_wl_reference_buffer(void *user_data
, uint32_t name
, int fd
,
2800 struct wl_drm_buffer
*buffer
)
2802 _EGLDisplay
*disp
= user_data
;
2803 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2805 int dri_components
= 0;
2808 img
= dri2_dpy
->image
->createImageFromNames(dri2_dpy
->dri_screen
,
2817 img
= dri2_dpy
->image
->createImageFromFds(dri2_dpy
->dri_screen
,
2829 dri2_dpy
->image
->queryImage(img
, __DRI_IMAGE_ATTRIB_COMPONENTS
, &dri_components
);
2831 buffer
->driver_format
= NULL
;
2832 for (int i
= 0; i
< ARRAY_SIZE(wl_drm_components
); i
++)
2833 if (wl_drm_components
[i
].dri_components
== dri_components
)
2834 buffer
->driver_format
= &wl_drm_components
[i
];
2836 if (buffer
->driver_format
== NULL
)
2837 dri2_dpy
->image
->destroyImage(img
);
2839 buffer
->driver_buffer
= img
;
2843 dri2_wl_release_buffer(void *user_data
, struct wl_drm_buffer
*buffer
)
2845 _EGLDisplay
*disp
= user_data
;
2846 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2848 dri2_dpy
->image
->destroyImage(buffer
->driver_buffer
);
2852 dri2_bind_wayland_display_wl(_EGLDriver
*drv
, _EGLDisplay
*disp
,
2853 struct wl_display
*wl_dpy
)
2855 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2856 const struct wayland_drm_callbacks wl_drm_callbacks
= {
2857 .authenticate
= (int(*)(void *, uint32_t)) dri2_dpy
->vtbl
->authenticate
,
2858 .reference_buffer
= dri2_wl_reference_buffer
,
2859 .release_buffer
= dri2_wl_release_buffer
,
2860 .is_format_supported
= dri2_wl_is_format_supported
2867 if (dri2_dpy
->wl_server_drm
)
2870 if (drmGetCap(dri2_dpy
->fd
, DRM_CAP_PRIME
, &cap
) == 0 &&
2871 cap
== (DRM_PRIME_CAP_IMPORT
| DRM_PRIME_CAP_EXPORT
) &&
2872 dri2_dpy
->image
->base
.version
>= 7 &&
2873 dri2_dpy
->image
->createImageFromFds
!= NULL
)
2874 flags
|= WAYLAND_DRM_PRIME
;
2876 dri2_dpy
->wl_server_drm
=
2877 wayland_drm_init(wl_dpy
, dri2_dpy
->device_name
,
2878 &wl_drm_callbacks
, disp
, flags
);
2880 if (!dri2_dpy
->wl_server_drm
)
2883 #ifdef HAVE_DRM_PLATFORM
2884 /* We have to share the wl_drm instance with gbm, so gbm can convert
2885 * wl_buffers to gbm bos. */
2886 if (dri2_dpy
->gbm_dri
)
2887 dri2_dpy
->gbm_dri
->wl_drm
= dri2_dpy
->wl_server_drm
;
2894 dri2_unbind_wayland_display_wl(_EGLDriver
*drv
, _EGLDisplay
*disp
,
2895 struct wl_display
*wl_dpy
)
2897 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2901 if (!dri2_dpy
->wl_server_drm
)
2904 wayland_drm_uninit(dri2_dpy
->wl_server_drm
);
2905 dri2_dpy
->wl_server_drm
= NULL
;
2911 dri2_query_wayland_buffer_wl(_EGLDriver
*drv
, _EGLDisplay
*disp
,
2912 struct wl_resource
*buffer_resource
,
2913 EGLint attribute
, EGLint
*value
)
2915 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2916 struct wl_drm_buffer
*buffer
;
2917 const struct wl_drm_components_descriptor
*format
;
2919 buffer
= wayland_drm_buffer_get(dri2_dpy
->wl_server_drm
, buffer_resource
);
2923 format
= buffer
->driver_format
;
2924 switch (attribute
) {
2925 case EGL_TEXTURE_FORMAT
:
2926 *value
= format
->components
;
2929 *value
= buffer
->width
;
2932 *value
= buffer
->height
;
2941 dri2_egl_ref_sync(struct dri2_egl_sync
*sync
)
2943 p_atomic_inc(&sync
->refcount
);
2947 dri2_egl_unref_sync(struct dri2_egl_display
*dri2_dpy
,
2948 struct dri2_egl_sync
*dri2_sync
)
2950 if (p_atomic_dec_zero(&dri2_sync
->refcount
)) {
2951 switch (dri2_sync
->base
.Type
) {
2952 case EGL_SYNC_REUSABLE_KHR
:
2953 cnd_destroy(&dri2_sync
->cond
);
2955 case EGL_SYNC_NATIVE_FENCE_ANDROID
:
2956 if (dri2_sync
->base
.SyncFd
!= EGL_NO_NATIVE_FENCE_FD_ANDROID
)
2957 close(dri2_sync
->base
.SyncFd
);
2963 if (dri2_sync
->fence
)
2964 dri2_dpy
->fence
->destroy_fence(dri2_dpy
->dri_screen
, dri2_sync
->fence
);
2971 dri2_create_sync(_EGLDriver
*drv
, _EGLDisplay
*disp
,
2972 EGLenum type
, const EGLAttrib
*attrib_list
)
2974 _EGLContext
*ctx
= _eglGetCurrentContext();
2975 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2976 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
2977 struct dri2_egl_sync
*dri2_sync
;
2979 pthread_condattr_t attr
;
2981 dri2_sync
= calloc(1, sizeof(struct dri2_egl_sync
));
2983 _eglError(EGL_BAD_ALLOC
, "eglCreateSyncKHR");
2987 if (!_eglInitSync(&dri2_sync
->base
, disp
, type
, attrib_list
)) {
2993 case EGL_SYNC_FENCE_KHR
:
2994 dri2_sync
->fence
= dri2_dpy
->fence
->create_fence(dri2_ctx
->dri_context
);
2995 if (!dri2_sync
->fence
) {
2996 /* Why did it fail? DRI doesn't return an error code, so we emit
2997 * a generic EGL error that doesn't communicate user error.
2999 _eglError(EGL_BAD_ALLOC
, "eglCreateSyncKHR");
3005 case EGL_SYNC_CL_EVENT_KHR
:
3006 dri2_sync
->fence
= dri2_dpy
->fence
->get_fence_from_cl_event(
3007 dri2_dpy
->dri_screen
,
3008 dri2_sync
->base
.CLEvent
);
3009 /* this can only happen if the cl_event passed in is invalid. */
3010 if (!dri2_sync
->fence
) {
3011 _eglError(EGL_BAD_ATTRIBUTE
, "eglCreateSyncKHR");
3016 /* the initial status must be "signaled" if the cl_event is signaled */
3017 if (dri2_dpy
->fence
->client_wait_sync(dri2_ctx
->dri_context
,
3018 dri2_sync
->fence
, 0, 0))
3019 dri2_sync
->base
.SyncStatus
= EGL_SIGNALED_KHR
;
3022 case EGL_SYNC_REUSABLE_KHR
:
3023 /* intialize attr */
3024 ret
= pthread_condattr_init(&attr
);
3027 _eglError(EGL_BAD_ACCESS
, "eglCreateSyncKHR");
3032 /* change clock attribute to CLOCK_MONOTONIC */
3033 ret
= pthread_condattr_setclock(&attr
, CLOCK_MONOTONIC
);
3036 _eglError(EGL_BAD_ACCESS
, "eglCreateSyncKHR");
3041 ret
= pthread_cond_init(&dri2_sync
->cond
, &attr
);
3044 _eglError(EGL_BAD_ACCESS
, "eglCreateSyncKHR");
3049 /* initial status of reusable sync must be "unsignaled" */
3050 dri2_sync
->base
.SyncStatus
= EGL_UNSIGNALED_KHR
;
3053 case EGL_SYNC_NATIVE_FENCE_ANDROID
:
3054 if (dri2_dpy
->fence
->create_fence_fd
) {
3055 dri2_sync
->fence
= dri2_dpy
->fence
->create_fence_fd(
3056 dri2_ctx
->dri_context
,
3057 dri2_sync
->base
.SyncFd
);
3059 if (!dri2_sync
->fence
) {
3060 _eglError(EGL_BAD_ATTRIBUTE
, "eglCreateSyncKHR");
3067 p_atomic_set(&dri2_sync
->refcount
, 1);
3068 return &dri2_sync
->base
;
3072 dri2_destroy_sync(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSync
*sync
)
3074 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
3075 struct dri2_egl_sync
*dri2_sync
= dri2_egl_sync(sync
);
3076 EGLint ret
= EGL_TRUE
;
3079 /* if type of sync is EGL_SYNC_REUSABLE_KHR and it is not signaled yet,
3080 * then unlock all threads possibly blocked by the reusable sync before
3083 if (dri2_sync
->base
.Type
== EGL_SYNC_REUSABLE_KHR
&&
3084 dri2_sync
->base
.SyncStatus
== EGL_UNSIGNALED_KHR
) {
3085 dri2_sync
->base
.SyncStatus
= EGL_SIGNALED_KHR
;
3086 /* unblock all threads currently blocked by sync */
3087 err
= cnd_broadcast(&dri2_sync
->cond
);
3090 _eglError(EGL_BAD_ACCESS
, "eglDestroySyncKHR");
3095 dri2_egl_unref_sync(dri2_dpy
, dri2_sync
);
3101 dri2_dup_native_fence_fd(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSync
*sync
)
3103 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
3104 struct dri2_egl_sync
*dri2_sync
= dri2_egl_sync(sync
);
3106 assert(sync
->Type
== EGL_SYNC_NATIVE_FENCE_ANDROID
);
3108 if (sync
->SyncFd
== EGL_NO_NATIVE_FENCE_FD_ANDROID
) {
3109 /* try to retrieve the actual native fence fd.. if rendering is
3110 * not flushed this will just return -1, aka NO_NATIVE_FENCE_FD:
3112 sync
->SyncFd
= dri2_dpy
->fence
->get_fence_fd(dri2_dpy
->dri_screen
,
3116 if (sync
->SyncFd
== EGL_NO_NATIVE_FENCE_FD_ANDROID
) {
3117 /* if native fence fd still not created, return an error: */
3118 _eglError(EGL_BAD_PARAMETER
, "eglDupNativeFenceFDANDROID");
3119 return EGL_NO_NATIVE_FENCE_FD_ANDROID
;
3122 return dup(sync
->SyncFd
);
3126 dri2_set_blob_cache_funcs(_EGLDriver
*drv
, _EGLDisplay
*disp
,
3127 EGLSetBlobFuncANDROID set
,
3128 EGLGetBlobFuncANDROID get
)
3130 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
3131 dri2_dpy
->blob
->set_cache_funcs(dri2_dpy
->dri_screen
,
3133 disp
->BlobCacheGet
);
3137 dri2_client_wait_sync(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSync
*sync
,
3138 EGLint flags
, EGLTime timeout
)
3140 _EGLContext
*ctx
= _eglGetCurrentContext();
3141 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
3142 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
3143 struct dri2_egl_sync
*dri2_sync
= dri2_egl_sync(sync
);
3144 unsigned wait_flags
= 0;
3146 EGLint ret
= EGL_CONDITION_SATISFIED_KHR
;
3148 /* The EGL_KHR_fence_sync spec states:
3150 * "If no context is current for the bound API,
3151 * the EGL_SYNC_FLUSH_COMMANDS_BIT_KHR bit is ignored.
3153 if (dri2_ctx
&& flags
& EGL_SYNC_FLUSH_COMMANDS_BIT_KHR
)
3154 wait_flags
|= __DRI2_FENCE_FLAG_FLUSH_COMMANDS
;
3156 /* the sync object should take a reference while waiting */
3157 dri2_egl_ref_sync(dri2_sync
);
3159 switch (sync
->Type
) {
3160 case EGL_SYNC_FENCE_KHR
:
3161 case EGL_SYNC_NATIVE_FENCE_ANDROID
:
3162 case EGL_SYNC_CL_EVENT_KHR
:
3163 if (dri2_dpy
->fence
->client_wait_sync(dri2_ctx
? dri2_ctx
->dri_context
: NULL
,
3164 dri2_sync
->fence
, wait_flags
,
3166 dri2_sync
->base
.SyncStatus
= EGL_SIGNALED_KHR
;
3168 ret
= EGL_TIMEOUT_EXPIRED_KHR
;
3171 case EGL_SYNC_REUSABLE_KHR
:
3172 if (dri2_ctx
&& dri2_sync
->base
.SyncStatus
== EGL_UNSIGNALED_KHR
&&
3173 (flags
& EGL_SYNC_FLUSH_COMMANDS_BIT_KHR
)) {
3174 /* flush context if EGL_SYNC_FLUSH_COMMANDS_BIT_KHR is set */
3178 /* if timeout is EGL_FOREVER_KHR, it should wait without any timeout.*/
3179 if (timeout
== EGL_FOREVER_KHR
) {
3180 mtx_lock(&dri2_sync
->mutex
);
3181 cnd_wait(&dri2_sync
->cond
, &dri2_sync
->mutex
);
3182 mtx_unlock(&dri2_sync
->mutex
);
3184 /* if reusable sync has not been yet signaled */
3185 if (dri2_sync
->base
.SyncStatus
!= EGL_SIGNALED_KHR
) {
3186 /* timespecs for cnd_timedwait */
3187 struct timespec current
;
3188 struct timespec expire
;
3190 /* We override the clock to monotonic when creating the condition
3192 clock_gettime(CLOCK_MONOTONIC
, ¤t
);
3194 /* calculating when to expire */
3195 expire
.tv_nsec
= timeout
% 1000000000L;
3196 expire
.tv_sec
= timeout
/ 1000000000L;
3198 expire
.tv_nsec
+= current
.tv_nsec
;
3199 expire
.tv_sec
+= current
.tv_sec
;
3201 /* expire.nsec now is a number between 0 and 1999999998 */
3202 if (expire
.tv_nsec
> 999999999L) {
3204 expire
.tv_nsec
-= 1000000000L;
3207 mtx_lock(&dri2_sync
->mutex
);
3208 ret
= cnd_timedwait(&dri2_sync
->cond
, &dri2_sync
->mutex
, &expire
);
3209 mtx_unlock(&dri2_sync
->mutex
);
3211 if (ret
== thrd_busy
) {
3212 if (dri2_sync
->base
.SyncStatus
== EGL_UNSIGNALED_KHR
) {
3213 ret
= EGL_TIMEOUT_EXPIRED_KHR
;
3215 _eglError(EGL_BAD_ACCESS
, "eglClientWaitSyncKHR");
3223 dri2_egl_unref_sync(dri2_dpy
, dri2_sync
);
3229 dri2_signal_sync(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSync
*sync
,
3232 struct dri2_egl_sync
*dri2_sync
= dri2_egl_sync(sync
);
3235 if (sync
->Type
!= EGL_SYNC_REUSABLE_KHR
)
3236 return _eglError(EGL_BAD_MATCH
, "eglSignalSyncKHR");
3238 if (mode
!= EGL_SIGNALED_KHR
&& mode
!= EGL_UNSIGNALED_KHR
)
3239 return _eglError(EGL_BAD_ATTRIBUTE
, "eglSignalSyncKHR");
3241 dri2_sync
->base
.SyncStatus
= mode
;
3243 if (mode
== EGL_SIGNALED_KHR
) {
3244 ret
= cnd_broadcast(&dri2_sync
->cond
);
3246 /* fail to broadcast */
3248 return _eglError(EGL_BAD_ACCESS
, "eglSignalSyncKHR");
3255 dri2_server_wait_sync(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSync
*sync
)
3257 _EGLContext
*ctx
= _eglGetCurrentContext();
3258 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
3259 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
3260 struct dri2_egl_sync
*dri2_sync
= dri2_egl_sync(sync
);
3262 dri2_dpy
->fence
->server_wait_sync(dri2_ctx
->dri_context
,
3263 dri2_sync
->fence
, 0);
3268 dri2_interop_query_device_info(_EGLDisplay
*disp
, _EGLContext
*ctx
,
3269 struct mesa_glinterop_device_info
*out
)
3271 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
3272 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
3274 if (!dri2_dpy
->interop
)
3275 return MESA_GLINTEROP_UNSUPPORTED
;
3277 return dri2_dpy
->interop
->query_device_info(dri2_ctx
->dri_context
, out
);
3281 dri2_interop_export_object(_EGLDisplay
*disp
, _EGLContext
*ctx
,
3282 struct mesa_glinterop_export_in
*in
,
3283 struct mesa_glinterop_export_out
*out
)
3285 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
3286 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
3288 if (!dri2_dpy
->interop
)
3289 return MESA_GLINTEROP_UNSUPPORTED
;
3291 return dri2_dpy
->interop
->export_object(dri2_ctx
->dri_context
, in
, out
);
3295 * This is the main entrypoint into the driver, called by libEGL.
3296 * Gets an _EGLDriver object and init its dispatch table.
3299 _eglInitDriver(_EGLDriver
*dri2_drv
)
3301 dri2_drv
->API
.Initialize
= dri2_initialize
;
3302 dri2_drv
->API
.Terminate
= dri2_terminate
;
3303 dri2_drv
->API
.CreateContext
= dri2_create_context
;
3304 dri2_drv
->API
.DestroyContext
= dri2_destroy_context
;
3305 dri2_drv
->API
.MakeCurrent
= dri2_make_current
;
3306 dri2_drv
->API
.CreateWindowSurface
= dri2_create_window_surface
;
3307 dri2_drv
->API
.CreatePixmapSurface
= dri2_create_pixmap_surface
;
3308 dri2_drv
->API
.CreatePbufferSurface
= dri2_create_pbuffer_surface
;
3309 dri2_drv
->API
.DestroySurface
= dri2_destroy_surface
;
3310 dri2_drv
->API
.GetProcAddress
= dri2_get_proc_address
;
3311 dri2_drv
->API
.WaitClient
= dri2_wait_client
;
3312 dri2_drv
->API
.WaitNative
= dri2_wait_native
;
3313 dri2_drv
->API
.BindTexImage
= dri2_bind_tex_image
;
3314 dri2_drv
->API
.ReleaseTexImage
= dri2_release_tex_image
;
3315 dri2_drv
->API
.SwapInterval
= dri2_swap_interval
;
3316 dri2_drv
->API
.SwapBuffers
= dri2_swap_buffers
;
3317 dri2_drv
->API
.SwapBuffersWithDamageEXT
= dri2_swap_buffers_with_damage
;
3318 dri2_drv
->API
.SwapBuffersRegionNOK
= dri2_swap_buffers_region
;
3319 dri2_drv
->API
.SetDamageRegion
= dri2_set_damage_region
;
3320 dri2_drv
->API
.PostSubBufferNV
= dri2_post_sub_buffer
;
3321 dri2_drv
->API
.CopyBuffers
= dri2_copy_buffers
,
3322 dri2_drv
->API
.QueryBufferAge
= dri2_query_buffer_age
;
3323 dri2_drv
->API
.CreateImageKHR
= dri2_create_image
;
3324 dri2_drv
->API
.DestroyImageKHR
= dri2_destroy_image_khr
;
3325 dri2_drv
->API
.CreateWaylandBufferFromImageWL
= dri2_create_wayland_buffer_from_image
;
3326 dri2_drv
->API
.QuerySurface
= dri2_query_surface
;
3327 dri2_drv
->API
.QueryDriverName
= dri2_query_driver_name
;
3328 dri2_drv
->API
.QueryDriverConfig
= dri2_query_driver_config
;
3330 dri2_drv
->API
.CreateDRMImageMESA
= dri2_create_drm_image_mesa
;
3331 dri2_drv
->API
.ExportDRMImageMESA
= dri2_export_drm_image_mesa
;
3332 dri2_drv
->API
.ExportDMABUFImageQueryMESA
= dri2_export_dma_buf_image_query_mesa
;
3333 dri2_drv
->API
.ExportDMABUFImageMESA
= dri2_export_dma_buf_image_mesa
;
3334 dri2_drv
->API
.QueryDmaBufFormatsEXT
= dri2_query_dma_buf_formats
;
3335 dri2_drv
->API
.QueryDmaBufModifiersEXT
= dri2_query_dma_buf_modifiers
;
3337 #ifdef HAVE_WAYLAND_PLATFORM
3338 dri2_drv
->API
.BindWaylandDisplayWL
= dri2_bind_wayland_display_wl
;
3339 dri2_drv
->API
.UnbindWaylandDisplayWL
= dri2_unbind_wayland_display_wl
;
3340 dri2_drv
->API
.QueryWaylandBufferWL
= dri2_query_wayland_buffer_wl
;
3342 dri2_drv
->API
.GetSyncValuesCHROMIUM
= dri2_get_sync_values_chromium
;
3343 dri2_drv
->API
.CreateSyncKHR
= dri2_create_sync
;
3344 dri2_drv
->API
.ClientWaitSyncKHR
= dri2_client_wait_sync
;
3345 dri2_drv
->API
.SignalSyncKHR
= dri2_signal_sync
;
3346 dri2_drv
->API
.WaitSyncKHR
= dri2_server_wait_sync
;
3347 dri2_drv
->API
.DestroySyncKHR
= dri2_destroy_sync
;
3348 dri2_drv
->API
.GLInteropQueryDeviceInfo
= dri2_interop_query_device_info
;
3349 dri2_drv
->API
.GLInteropExportObject
= dri2_interop_export_object
;
3350 dri2_drv
->API
.DupNativeFenceFDANDROID
= dri2_dup_native_fence_fd
;
3351 dri2_drv
->API
.SetBlobCacheFuncsANDROID
= dri2_set_blob_cache_funcs
;