2 * Copyright © 2010 Intel Corporation
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
16 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
17 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
18 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
19 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
20 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
22 * DEALINGS IN THE SOFTWARE.
25 * Kristian Høgsberg <krh@bitplanet.net>
28 #define WL_HIDE_DEPRECATED
41 #include <c11/threads.h>
45 #include <drm_fourcc.h>
48 #include <GL/internal/dri_interface.h>
49 #include "GL/mesa_glinterop.h"
50 #include <sys/types.h>
53 #ifdef HAVE_WAYLAND_PLATFORM
54 #include "wayland-drm.h"
55 #include "wayland-drm-client-protocol.h"
56 #include "linux-dmabuf-unstable-v1-client-protocol.h"
59 #ifdef HAVE_X11_PLATFORM
60 #include "X11/Xlibint.h"
64 #include "loader/loader.h"
65 #include "util/u_atomic.h"
66 #include "util/u_vector.h"
68 /* The kernel header drm_fourcc.h defines the DRM formats below. We duplicate
69 * some of the definitions here so that building Mesa won't bleeding-edge
73 #define DRM_FORMAT_R8 fourcc_code('R', '8', ' ', ' ') /* [7:0] R */
76 #ifndef DRM_FORMAT_RG88
77 #define DRM_FORMAT_RG88 fourcc_code('R', 'G', '8', '8') /* [15:0] R:G 8:8 little endian */
80 #ifndef DRM_FORMAT_GR88
81 #define DRM_FORMAT_GR88 fourcc_code('G', 'R', '8', '8') /* [15:0] G:R 8:8 little endian */
84 #ifndef DRM_FORMAT_R16
85 #define DRM_FORMAT_R16 fourcc_code('R', '1', '6', ' ') /* [15:0] R 16 little endian */
88 #ifndef DRM_FORMAT_GR1616
89 #define DRM_FORMAT_GR1616 fourcc_code('G', 'R', '3', '2') /* [31:0] R:G 16:16 little endian */
92 #ifndef DRM_FORMAT_MOD_INVALID
93 #define DRM_FORMAT_MOD_INVALID ((1ULL<<56) - 1)
97 dri_set_background_context(void *loaderPrivate
)
99 _EGLContext
*ctx
= _eglGetCurrentContext();
100 _EGLThreadInfo
*t
= _eglGetCurrentThread();
102 _eglBindContextToThread(ctx
, t
);
106 dri_is_thread_safe(void *loaderPrivate
)
108 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
109 _EGLDisplay
*display
= dri2_surf
->base
.Resource
.Display
;
111 #ifdef HAVE_X11_PLATFORM
112 Display
*xdpy
= (Display
*)display
->PlatformDisplay
;
114 /* Check Xlib is running in thread safe mode when running on EGL/X11-xlib
117 * 'lock_fns' is the XLockDisplay function pointer of the X11 display 'dpy'.
118 * It wll be NULL if XInitThreads wasn't called.
120 if (display
->Platform
== _EGL_PLATFORM_X11
&& xdpy
&& !xdpy
->lock_fns
)
124 #ifdef HAVE_WAYLAND_PLATFORM
125 if (display
->Platform
== _EGL_PLATFORM_WAYLAND
)
132 const __DRIbackgroundCallableExtension background_callable_extension
= {
133 .base
= { __DRI_BACKGROUND_CALLABLE
, 2 },
135 .setBackgroundContext
= dri_set_background_context
,
136 .isThreadSafe
= dri_is_thread_safe
,
139 const __DRIuseInvalidateExtension use_invalidate
= {
140 .base
= { __DRI_USE_INVALIDATE
, 1 }
143 static const EGLint dri2_to_egl_attribute_map
[__DRI_ATTRIB_MAX
] = {
144 [__DRI_ATTRIB_BUFFER_SIZE
] = EGL_BUFFER_SIZE
,
145 [__DRI_ATTRIB_LEVEL
] = EGL_LEVEL
,
146 [__DRI_ATTRIB_RED_SIZE
] = EGL_RED_SIZE
,
147 [__DRI_ATTRIB_GREEN_SIZE
] = EGL_GREEN_SIZE
,
148 [__DRI_ATTRIB_BLUE_SIZE
] = EGL_BLUE_SIZE
,
149 [__DRI_ATTRIB_LUMINANCE_SIZE
] = EGL_LUMINANCE_SIZE
,
150 [__DRI_ATTRIB_ALPHA_SIZE
] = EGL_ALPHA_SIZE
,
151 [__DRI_ATTRIB_DEPTH_SIZE
] = EGL_DEPTH_SIZE
,
152 [__DRI_ATTRIB_STENCIL_SIZE
] = EGL_STENCIL_SIZE
,
153 [__DRI_ATTRIB_SAMPLE_BUFFERS
] = EGL_SAMPLE_BUFFERS
,
154 [__DRI_ATTRIB_SAMPLES
] = EGL_SAMPLES
,
155 [__DRI_ATTRIB_MAX_PBUFFER_WIDTH
] = EGL_MAX_PBUFFER_WIDTH
,
156 [__DRI_ATTRIB_MAX_PBUFFER_HEIGHT
] = EGL_MAX_PBUFFER_HEIGHT
,
157 [__DRI_ATTRIB_MAX_PBUFFER_PIXELS
] = EGL_MAX_PBUFFER_PIXELS
,
158 [__DRI_ATTRIB_MAX_SWAP_INTERVAL
] = EGL_MAX_SWAP_INTERVAL
,
159 [__DRI_ATTRIB_MIN_SWAP_INTERVAL
] = EGL_MIN_SWAP_INTERVAL
,
160 [__DRI_ATTRIB_YINVERTED
] = EGL_Y_INVERTED_NOK
,
164 dri2_get_dri_config(struct dri2_egl_config
*conf
, EGLint surface_type
,
167 const bool double_buffer
= surface_type
== EGL_WINDOW_BIT
;
168 const bool srgb
= colorspace
== EGL_GL_COLORSPACE_SRGB_KHR
;
170 return conf
->dri_config
[double_buffer
][srgb
];
174 dri2_match_config(const _EGLConfig
*conf
, const _EGLConfig
*criteria
)
176 if (_eglCompareConfigs(conf
, criteria
, NULL
, EGL_FALSE
) != 0)
179 if (!_eglMatchConfig(conf
, criteria
))
185 struct dri2_egl_config
*
186 dri2_add_config(_EGLDisplay
*disp
, const __DRIconfig
*dri_config
, int id
,
187 EGLint surface_type
, const EGLint
*attr_list
,
188 const unsigned int *rgba_masks
)
190 struct dri2_egl_config
*conf
;
191 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
193 unsigned int attrib
, value
, double_buffer
;
195 EGLint key
, bind_to_texture_rgb
, bind_to_texture_rgba
;
196 unsigned int dri_masks
[4] = { 0, 0, 0, 0 };
197 _EGLConfig
*matching_config
;
198 EGLint num_configs
= 0;
201 _eglInitConfig(&base
, disp
, id
);
204 bind_to_texture_rgb
= 0;
205 bind_to_texture_rgba
= 0;
207 for (int i
= 0; dri2_dpy
->core
->indexConfigAttrib(dri_config
, i
, &attrib
,
210 case __DRI_ATTRIB_RENDER_TYPE
:
211 if (value
& __DRI_ATTRIB_RGBA_BIT
)
212 value
= EGL_RGB_BUFFER
;
213 else if (value
& __DRI_ATTRIB_LUMINANCE_BIT
)
214 value
= EGL_LUMINANCE_BUFFER
;
217 _eglSetConfigKey(&base
, EGL_COLOR_BUFFER_TYPE
, value
);
220 case __DRI_ATTRIB_CONFIG_CAVEAT
:
221 if (value
& __DRI_ATTRIB_NON_CONFORMANT_CONFIG
)
222 value
= EGL_NON_CONFORMANT_CONFIG
;
223 else if (value
& __DRI_ATTRIB_SLOW_BIT
)
224 value
= EGL_SLOW_CONFIG
;
227 _eglSetConfigKey(&base
, EGL_CONFIG_CAVEAT
, value
);
230 case __DRI_ATTRIB_BIND_TO_TEXTURE_RGB
:
231 bind_to_texture_rgb
= value
;
234 case __DRI_ATTRIB_BIND_TO_TEXTURE_RGBA
:
235 bind_to_texture_rgba
= value
;
238 case __DRI_ATTRIB_DOUBLE_BUFFER
:
239 double_buffer
= value
;
242 case __DRI_ATTRIB_RED_MASK
:
243 dri_masks
[0] = value
;
246 case __DRI_ATTRIB_GREEN_MASK
:
247 dri_masks
[1] = value
;
250 case __DRI_ATTRIB_BLUE_MASK
:
251 dri_masks
[2] = value
;
254 case __DRI_ATTRIB_ALPHA_MASK
:
255 dri_masks
[3] = value
;
258 case __DRI_ATTRIB_ACCUM_RED_SIZE
:
259 case __DRI_ATTRIB_ACCUM_GREEN_SIZE
:
260 case __DRI_ATTRIB_ACCUM_BLUE_SIZE
:
261 case __DRI_ATTRIB_ACCUM_ALPHA_SIZE
:
262 /* Don't expose visuals with the accumulation buffer. */
267 case __DRI_ATTRIB_FRAMEBUFFER_SRGB_CAPABLE
:
269 if (!disp
->Extensions
.KHR_gl_colorspace
&& srgb
)
273 case __DRI_ATTRIB_MAX_PBUFFER_WIDTH
:
274 _eglSetConfigKey(&base
, EGL_MAX_PBUFFER_WIDTH
,
275 _EGL_MAX_PBUFFER_WIDTH
);
277 case __DRI_ATTRIB_MAX_PBUFFER_HEIGHT
:
278 _eglSetConfigKey(&base
, EGL_MAX_PBUFFER_HEIGHT
,
279 _EGL_MAX_PBUFFER_HEIGHT
);
283 key
= dri2_to_egl_attribute_map
[attrib
];
285 _eglSetConfigKey(&base
, key
, value
);
291 for (int i
= 0; attr_list
[i
] != EGL_NONE
; i
+= 2)
292 _eglSetConfigKey(&base
, attr_list
[i
], attr_list
[i
+1]);
294 if (rgba_masks
&& memcmp(rgba_masks
, dri_masks
, sizeof(dri_masks
)))
297 base
.NativeRenderable
= EGL_TRUE
;
299 base
.SurfaceType
= surface_type
;
300 if (surface_type
& (EGL_PBUFFER_BIT
|
301 (disp
->Extensions
.NOK_texture_from_pixmap
? EGL_PIXMAP_BIT
: 0))) {
302 base
.BindToTextureRGB
= bind_to_texture_rgb
;
303 if (base
.AlphaSize
> 0)
304 base
.BindToTextureRGBA
= bind_to_texture_rgba
;
307 base
.RenderableType
= disp
->ClientAPIs
;
308 base
.Conformant
= disp
->ClientAPIs
;
310 base
.MinSwapInterval
= dri2_dpy
->min_swap_interval
;
311 base
.MaxSwapInterval
= dri2_dpy
->max_swap_interval
;
313 if (!_eglValidateConfig(&base
, EGL_FALSE
)) {
314 _eglLog(_EGL_DEBUG
, "DRI2: failed to validate config %d", id
);
318 config_id
= base
.ConfigID
;
319 base
.ConfigID
= EGL_DONT_CARE
;
320 base
.SurfaceType
= EGL_DONT_CARE
;
321 num_configs
= _eglFilterArray(disp
->Configs
, (void **) &matching_config
, 1,
322 (_EGLArrayForEach
) dri2_match_config
, &base
);
324 if (num_configs
== 1) {
325 conf
= (struct dri2_egl_config
*) matching_config
;
327 if (!conf
->dri_config
[double_buffer
][srgb
])
328 conf
->dri_config
[double_buffer
][srgb
] = dri_config
;
330 /* a similar config type is already added (unlikely) => discard */
333 else if (num_configs
== 0) {
334 conf
= calloc(1, sizeof *conf
);
338 conf
->dri_config
[double_buffer
][srgb
] = dri_config
;
340 memcpy(&conf
->base
, &base
, sizeof base
);
341 conf
->base
.SurfaceType
= 0;
342 conf
->base
.ConfigID
= config_id
;
344 _eglLinkConfig(&conf
->base
);
352 surface_type
&= ~EGL_PIXMAP_BIT
;
355 /* No support for pbuffer + MSAA for now.
357 * XXX TODO: pbuffer + MSAA does not work and causes crashes.
358 * See QT bugreport: https://bugreports.qt.io/browse/QTBUG-47509
361 surface_type
&= ~EGL_PBUFFER_BIT
;
364 conf
->base
.SurfaceType
|= surface_type
;
370 dri2_lookup_egl_image(__DRIscreen
*screen
, void *image
, void *data
)
372 _EGLDisplay
*disp
= data
;
373 struct dri2_egl_image
*dri2_img
;
378 img
= _eglLookupImage(image
, disp
);
380 _eglError(EGL_BAD_PARAMETER
, "dri2_lookup_egl_image");
384 dri2_img
= dri2_egl_image(image
);
386 return dri2_img
->dri_image
;
389 const __DRIimageLookupExtension image_lookup_extension
= {
390 .base
= { __DRI_IMAGE_LOOKUP
, 1 },
392 .lookupEGLImage
= dri2_lookup_egl_image
395 struct dri2_extension_match
{
401 static const struct dri2_extension_match dri3_driver_extensions
[] = {
402 { __DRI_CORE
, 1, offsetof(struct dri2_egl_display
, core
) },
403 { __DRI_IMAGE_DRIVER
, 1, offsetof(struct dri2_egl_display
, image_driver
) },
407 static const struct dri2_extension_match dri2_driver_extensions
[] = {
408 { __DRI_CORE
, 1, offsetof(struct dri2_egl_display
, core
) },
409 { __DRI_DRI2
, 2, offsetof(struct dri2_egl_display
, dri2
) },
413 static const struct dri2_extension_match dri2_core_extensions
[] = {
414 { __DRI2_FLUSH
, 1, offsetof(struct dri2_egl_display
, flush
) },
415 { __DRI_TEX_BUFFER
, 2, offsetof(struct dri2_egl_display
, tex_buffer
) },
416 { __DRI_IMAGE
, 1, offsetof(struct dri2_egl_display
, image
) },
420 static const struct dri2_extension_match swrast_driver_extensions
[] = {
421 { __DRI_CORE
, 1, offsetof(struct dri2_egl_display
, core
) },
422 { __DRI_SWRAST
, 2, offsetof(struct dri2_egl_display
, swrast
) },
426 static const struct dri2_extension_match swrast_core_extensions
[] = {
427 { __DRI_TEX_BUFFER
, 2, offsetof(struct dri2_egl_display
, tex_buffer
) },
431 static const struct dri2_extension_match optional_core_extensions
[] = {
432 { __DRI2_ROBUSTNESS
, 1, offsetof(struct dri2_egl_display
, robustness
) },
433 { __DRI2_NO_ERROR
, 1, offsetof(struct dri2_egl_display
, no_error
) },
434 { __DRI2_CONFIG_QUERY
, 1, offsetof(struct dri2_egl_display
, config
) },
435 { __DRI2_FENCE
, 1, offsetof(struct dri2_egl_display
, fence
) },
436 { __DRI2_RENDERER_QUERY
, 1, offsetof(struct dri2_egl_display
, rendererQuery
) },
437 { __DRI2_INTEROP
, 1, offsetof(struct dri2_egl_display
, interop
) },
442 dri2_bind_extensions(struct dri2_egl_display
*dri2_dpy
,
443 const struct dri2_extension_match
*matches
,
444 const __DRIextension
**extensions
,
450 for (int i
= 0; extensions
[i
]; i
++) {
451 _eglLog(_EGL_DEBUG
, "found extension `%s'", extensions
[i
]->name
);
452 for (int j
= 0; matches
[j
].name
; j
++) {
453 if (strcmp(extensions
[i
]->name
, matches
[j
].name
) == 0 &&
454 extensions
[i
]->version
>= matches
[j
].version
) {
455 field
= ((char *) dri2_dpy
+ matches
[j
].offset
);
456 *(const __DRIextension
**) field
= extensions
[i
];
457 _eglLog(_EGL_INFO
, "found extension %s version %d",
458 extensions
[i
]->name
, extensions
[i
]->version
);
464 for (int j
= 0; matches
[j
].name
; j
++) {
465 field
= ((char *) dri2_dpy
+ matches
[j
].offset
);
466 if (*(const __DRIextension
**) field
== NULL
) {
468 _eglLog(_EGL_DEBUG
, "did not find optional extension %s version %d",
469 matches
[j
].name
, matches
[j
].version
);
471 _eglLog(_EGL_WARNING
, "did not find extension %s version %d",
472 matches
[j
].name
, matches
[j
].version
);
481 static const __DRIextension
**
482 dri2_open_driver(_EGLDisplay
*disp
)
484 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
485 const __DRIextension
**extensions
= NULL
;
486 char path
[PATH_MAX
], *search_paths
, *next
, *end
;
487 char *get_extensions_name
;
488 const __DRIextension
**(*get_extensions
)(void);
491 if (geteuid() == getuid()) {
492 /* don't allow setuid apps to use LIBGL_DRIVERS_PATH */
493 search_paths
= getenv("LIBGL_DRIVERS_PATH");
495 if (search_paths
== NULL
)
496 search_paths
= DEFAULT_DRIVER_DIR
;
498 dri2_dpy
->driver
= NULL
;
499 end
= search_paths
+ strlen(search_paths
);
500 for (char *p
= search_paths
; p
< end
; p
= next
+ 1) {
502 next
= strchr(p
, ':');
508 snprintf(path
, sizeof path
,
509 "%.*s/tls/%s_dri.so", len
, p
, dri2_dpy
->driver_name
);
510 dri2_dpy
->driver
= dlopen(path
, RTLD_NOW
| RTLD_GLOBAL
);
512 if (dri2_dpy
->driver
== NULL
) {
513 snprintf(path
, sizeof path
,
514 "%.*s/%s_dri.so", len
, p
, dri2_dpy
->driver_name
);
515 dri2_dpy
->driver
= dlopen(path
, RTLD_NOW
| RTLD_GLOBAL
);
516 if (dri2_dpy
->driver
== NULL
)
517 _eglLog(_EGL_DEBUG
, "failed to open %s: %s\n", path
, dlerror());
519 /* not need continue to loop all paths once the driver is found */
520 if (dri2_dpy
->driver
!= NULL
)
524 if (dri2_dpy
->driver
== NULL
) {
525 _eglLog(_EGL_WARNING
,
526 "DRI2: failed to open %s (search paths %s)",
527 dri2_dpy
->driver_name
, search_paths
);
531 _eglLog(_EGL_DEBUG
, "DRI2: dlopen(%s)", path
);
533 get_extensions_name
= loader_get_extensions_name(dri2_dpy
->driver_name
);
534 if (get_extensions_name
) {
535 get_extensions
= dlsym(dri2_dpy
->driver
, get_extensions_name
);
536 if (get_extensions
) {
537 extensions
= get_extensions();
539 _eglLog(_EGL_DEBUG
, "driver does not expose %s(): %s\n",
540 get_extensions_name
, dlerror());
542 free(get_extensions_name
);
546 extensions
= dlsym(dri2_dpy
->driver
, __DRI_DRIVER_EXTENSIONS
);
547 if (extensions
== NULL
) {
548 _eglLog(_EGL_WARNING
,
549 "DRI2: driver exports no extensions (%s)", dlerror());
550 dlclose(dri2_dpy
->driver
);
557 dri2_load_driver_dri3(_EGLDisplay
*disp
)
559 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
560 const __DRIextension
**extensions
;
562 extensions
= dri2_open_driver(disp
);
566 if (!dri2_bind_extensions(dri2_dpy
, dri3_driver_extensions
, extensions
, false)) {
567 dlclose(dri2_dpy
->driver
);
570 dri2_dpy
->driver_extensions
= extensions
;
576 dri2_load_driver(_EGLDisplay
*disp
)
578 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
579 const __DRIextension
**extensions
;
581 extensions
= dri2_open_driver(disp
);
585 if (!dri2_bind_extensions(dri2_dpy
, dri2_driver_extensions
, extensions
, false)) {
586 dlclose(dri2_dpy
->driver
);
589 dri2_dpy
->driver_extensions
= extensions
;
595 dri2_load_driver_swrast(_EGLDisplay
*disp
)
597 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
598 const __DRIextension
**extensions
;
600 extensions
= dri2_open_driver(disp
);
604 if (!dri2_bind_extensions(dri2_dpy
, swrast_driver_extensions
, extensions
, false)) {
605 dlclose(dri2_dpy
->driver
);
608 dri2_dpy
->driver_extensions
= extensions
;
614 dri2_renderer_query_integer(struct dri2_egl_display
*dri2_dpy
, int param
)
616 const __DRI2rendererQueryExtension
*rendererQuery
= dri2_dpy
->rendererQuery
;
617 unsigned int value
= 0;
619 if (!rendererQuery
||
620 rendererQuery
->queryInteger(dri2_dpy
->dri_screen
, param
, &value
) == -1)
627 dri2_setup_screen(_EGLDisplay
*disp
)
629 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
630 unsigned int api_mask
;
632 if (dri2_dpy
->image_driver
) {
633 api_mask
= dri2_dpy
->image_driver
->getAPIMask(dri2_dpy
->dri_screen
);
634 } else if (dri2_dpy
->dri2
) {
635 api_mask
= dri2_dpy
->dri2
->getAPIMask(dri2_dpy
->dri_screen
);
637 assert(dri2_dpy
->swrast
);
638 api_mask
= 1 << __DRI_API_OPENGL
|
639 1 << __DRI_API_GLES
|
640 1 << __DRI_API_GLES2
|
641 1 << __DRI_API_GLES3
;
644 disp
->ClientAPIs
= 0;
645 if ((api_mask
& (1 <<__DRI_API_OPENGL
)) && _eglIsApiValid(EGL_OPENGL_API
))
646 disp
->ClientAPIs
|= EGL_OPENGL_BIT
;
647 if ((api_mask
& (1 << __DRI_API_GLES
)) && _eglIsApiValid(EGL_OPENGL_ES_API
))
648 disp
->ClientAPIs
|= EGL_OPENGL_ES_BIT
;
649 if ((api_mask
& (1 << __DRI_API_GLES2
)) && _eglIsApiValid(EGL_OPENGL_ES_API
))
650 disp
->ClientAPIs
|= EGL_OPENGL_ES2_BIT
;
651 if ((api_mask
& (1 << __DRI_API_GLES3
)) && _eglIsApiValid(EGL_OPENGL_ES_API
))
652 disp
->ClientAPIs
|= EGL_OPENGL_ES3_BIT_KHR
;
654 assert(dri2_dpy
->image_driver
|| dri2_dpy
->dri2
|| dri2_dpy
->swrast
);
655 disp
->Extensions
.KHR_no_config_context
= EGL_TRUE
;
656 disp
->Extensions
.KHR_surfaceless_context
= EGL_TRUE
;
658 if (dri2_renderer_query_integer(dri2_dpy
,
659 __DRI2_RENDERER_HAS_FRAMEBUFFER_SRGB
))
660 disp
->Extensions
.KHR_gl_colorspace
= EGL_TRUE
;
662 if (dri2_dpy
->image_driver
||
663 (dri2_dpy
->dri2
&& dri2_dpy
->dri2
->base
.version
>= 3) ||
664 (dri2_dpy
->swrast
&& dri2_dpy
->swrast
->base
.version
>= 3)) {
665 disp
->Extensions
.KHR_create_context
= EGL_TRUE
;
667 if (dri2_dpy
->robustness
)
668 disp
->Extensions
.EXT_create_context_robustness
= EGL_TRUE
;
671 if (dri2_dpy
->no_error
)
672 disp
->Extensions
.KHR_create_context_no_error
= EGL_TRUE
;
674 if (dri2_dpy
->fence
) {
675 disp
->Extensions
.KHR_fence_sync
= EGL_TRUE
;
676 disp
->Extensions
.KHR_wait_sync
= EGL_TRUE
;
677 if (dri2_dpy
->fence
->get_fence_from_cl_event
)
678 disp
->Extensions
.KHR_cl_event2
= EGL_TRUE
;
679 if (dri2_dpy
->fence
->base
.version
>= 2) {
680 unsigned capabilities
=
681 dri2_dpy
->fence
->get_capabilities(dri2_dpy
->dri_screen
);
682 disp
->Extensions
.ANDROID_native_fence_sync
=
683 (capabilities
& __DRI_FENCE_CAP_NATIVE_FD
) != 0;
687 disp
->Extensions
.KHR_reusable_sync
= EGL_TRUE
;
689 if (dri2_dpy
->image
) {
690 if (dri2_dpy
->image
->base
.version
>= 10 &&
691 dri2_dpy
->image
->getCapabilities
!= NULL
) {
694 capabilities
= dri2_dpy
->image
->getCapabilities(dri2_dpy
->dri_screen
);
695 disp
->Extensions
.MESA_drm_image
= (capabilities
& __DRI_IMAGE_CAP_GLOBAL_NAMES
) != 0;
697 if (dri2_dpy
->image
->base
.version
>= 11)
698 disp
->Extensions
.MESA_image_dma_buf_export
= EGL_TRUE
;
700 disp
->Extensions
.MESA_drm_image
= EGL_TRUE
;
701 if (dri2_dpy
->image
->base
.version
>= 11)
702 disp
->Extensions
.MESA_image_dma_buf_export
= EGL_TRUE
;
705 disp
->Extensions
.KHR_image_base
= EGL_TRUE
;
706 disp
->Extensions
.KHR_gl_renderbuffer_image
= EGL_TRUE
;
707 if (dri2_dpy
->image
->base
.version
>= 5 &&
708 dri2_dpy
->image
->createImageFromTexture
) {
709 disp
->Extensions
.KHR_gl_texture_2D_image
= EGL_TRUE
;
710 disp
->Extensions
.KHR_gl_texture_cubemap_image
= EGL_TRUE
;
712 if (dri2_renderer_query_integer(dri2_dpy
,
713 __DRI2_RENDERER_HAS_TEXTURE_3D
))
714 disp
->Extensions
.KHR_gl_texture_3D_image
= EGL_TRUE
;
717 if (dri2_dpy
->image
->base
.version
>= 8 &&
718 dri2_dpy
->image
->createImageFromDmaBufs
) {
719 disp
->Extensions
.EXT_image_dma_buf_import
= EGL_TRUE
;
721 if (dri2_dpy
->image
->base
.version
>= 15 &&
722 dri2_dpy
->image
->createImageFromDmaBufs2
&&
723 dri2_dpy
->image
->queryDmaBufFormats
&&
724 dri2_dpy
->image
->queryDmaBufModifiers
) {
725 disp
->Extensions
.EXT_image_dma_buf_import_modifiers
= EGL_TRUE
;
731 /* All platforms but DRM call this function to create the screen and populate
732 * the driver_configs. DRM inherits that information from its display - GBM.
735 dri2_create_screen(_EGLDisplay
*disp
)
737 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
739 if (dri2_dpy
->image_driver
) {
740 dri2_dpy
->dri_screen
=
741 dri2_dpy
->image_driver
->createNewScreen2(0, dri2_dpy
->fd
,
742 dri2_dpy
->loader_extensions
,
743 dri2_dpy
->driver_extensions
,
744 &dri2_dpy
->driver_configs
,
746 } else if (dri2_dpy
->dri2
) {
747 if (dri2_dpy
->dri2
->base
.version
>= 4) {
748 dri2_dpy
->dri_screen
=
749 dri2_dpy
->dri2
->createNewScreen2(0, dri2_dpy
->fd
,
750 dri2_dpy
->loader_extensions
,
751 dri2_dpy
->driver_extensions
,
752 &dri2_dpy
->driver_configs
, disp
);
754 dri2_dpy
->dri_screen
=
755 dri2_dpy
->dri2
->createNewScreen(0, dri2_dpy
->fd
,
756 dri2_dpy
->loader_extensions
,
757 &dri2_dpy
->driver_configs
, disp
);
760 assert(dri2_dpy
->swrast
);
761 if (dri2_dpy
->swrast
->base
.version
>= 4) {
762 dri2_dpy
->dri_screen
=
763 dri2_dpy
->swrast
->createNewScreen2(0, dri2_dpy
->loader_extensions
,
764 dri2_dpy
->driver_extensions
,
765 &dri2_dpy
->driver_configs
, disp
);
767 dri2_dpy
->dri_screen
=
768 dri2_dpy
->swrast
->createNewScreen(0, dri2_dpy
->loader_extensions
,
769 &dri2_dpy
->driver_configs
, disp
);
773 if (dri2_dpy
->dri_screen
== NULL
) {
774 _eglLog(_EGL_WARNING
, "DRI2: failed to create dri screen");
778 dri2_dpy
->own_dri_screen
= true;
783 dri2_setup_extensions(_EGLDisplay
*disp
)
785 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
786 const struct dri2_extension_match
*mandatory_core_extensions
;
787 const __DRIextension
**extensions
;
789 extensions
= dri2_dpy
->core
->getExtensions(dri2_dpy
->dri_screen
);
791 if (dri2_dpy
->image_driver
|| dri2_dpy
->dri2
)
792 mandatory_core_extensions
= dri2_core_extensions
;
794 mandatory_core_extensions
= swrast_core_extensions
;
796 if (!dri2_bind_extensions(dri2_dpy
, mandatory_core_extensions
, extensions
, false))
799 dri2_bind_extensions(dri2_dpy
, optional_core_extensions
, extensions
, true);
804 * Called via eglInitialize(), GLX_drv->API.Initialize().
806 * This must be guaranteed to be called exactly once, even if eglInitialize is
807 * called many times (without a eglTerminate in between).
810 dri2_initialize(_EGLDriver
*drv
, _EGLDisplay
*disp
)
812 EGLBoolean ret
= EGL_FALSE
;
813 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
815 /* In the case where the application calls eglMakeCurrent(context1),
816 * eglTerminate, then eglInitialize again (without a call to eglReleaseThread
817 * or eglMakeCurrent(NULL) before that), dri2_dpy structure is still
818 * initialized, as we need it to be able to free context1 correctly.
820 * It would probably be safest to forcibly release the display with
821 * dri2_display_release, to make sure the display is reinitialized correctly.
822 * However, the EGL spec states that we need to keep a reference to the
823 * current context (so we cannot call dri2_make_current(NULL)), and therefore
824 * we would leak context1 as we would be missing the old display connection
825 * to free it up correctly.
828 dri2_dpy
->ref_count
++;
832 /* not until swrast_dri is supported */
833 if (disp
->Options
.UseFallback
)
836 /* Nothing to initialize for a test only display */
837 if (disp
->Options
.TestOnly
)
840 switch (disp
->Platform
) {
841 #ifdef HAVE_SURFACELESS_PLATFORM
842 case _EGL_PLATFORM_SURFACELESS
:
843 ret
= dri2_initialize_surfaceless(drv
, disp
);
846 #ifdef HAVE_X11_PLATFORM
847 case _EGL_PLATFORM_X11
:
848 ret
= dri2_initialize_x11(drv
, disp
);
851 #ifdef HAVE_DRM_PLATFORM
852 case _EGL_PLATFORM_DRM
:
853 ret
= dri2_initialize_drm(drv
, disp
);
856 #ifdef HAVE_WAYLAND_PLATFORM
857 case _EGL_PLATFORM_WAYLAND
:
858 ret
= dri2_initialize_wayland(drv
, disp
);
861 #ifdef HAVE_ANDROID_PLATFORM
862 case _EGL_PLATFORM_ANDROID
:
863 ret
= dri2_initialize_android(drv
, disp
);
867 _eglLog(_EGL_WARNING
, "No EGL platform enabled.");
872 dri2_dpy
= dri2_egl_display(disp
);
878 dri2_dpy
->ref_count
++;
885 * Decrement display reference count, and free up display if necessary.
888 dri2_display_release(_EGLDisplay
*disp
)
890 struct dri2_egl_display
*dri2_dpy
;
895 dri2_dpy
= dri2_egl_display(disp
);
897 assert(dri2_dpy
->ref_count
> 0);
898 dri2_dpy
->ref_count
--;
900 if (dri2_dpy
->ref_count
> 0)
903 _eglCleanupDisplay(disp
);
904 dri2_display_destroy(disp
);
908 dri2_display_destroy(_EGLDisplay
*disp
)
910 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
912 if (dri2_dpy
->own_dri_screen
)
913 dri2_dpy
->core
->destroyScreen(dri2_dpy
->dri_screen
);
914 if (dri2_dpy
->fd
>= 0)
916 if (dri2_dpy
->driver
)
917 dlclose(dri2_dpy
->driver
);
918 free(dri2_dpy
->driver_name
);
920 #ifdef HAVE_WAYLAND_PLATFORM
921 free(dri2_dpy
->device_name
);
924 switch (disp
->Platform
) {
925 #ifdef HAVE_X11_PLATFORM
926 case _EGL_PLATFORM_X11
:
927 if (dri2_dpy
->own_device
) {
928 xcb_disconnect(dri2_dpy
->conn
);
932 #ifdef HAVE_DRM_PLATFORM
933 case _EGL_PLATFORM_DRM
:
934 if (dri2_dpy
->own_device
) {
935 gbm_device_destroy(&dri2_dpy
->gbm_dri
->base
);
939 #ifdef HAVE_WAYLAND_PLATFORM
940 case _EGL_PLATFORM_WAYLAND
:
941 if (dri2_dpy
->wl_drm
)
942 wl_drm_destroy(dri2_dpy
->wl_drm
);
943 if (dri2_dpy
->wl_dmabuf
)
944 zwp_linux_dmabuf_v1_destroy(dri2_dpy
->wl_dmabuf
);
945 if (dri2_dpy
->wl_shm
)
946 wl_shm_destroy(dri2_dpy
->wl_shm
);
947 wl_registry_destroy(dri2_dpy
->wl_registry
);
948 wl_event_queue_destroy(dri2_dpy
->wl_queue
);
949 wl_proxy_wrapper_destroy(dri2_dpy
->wl_dpy_wrapper
);
950 u_vector_finish(&dri2_dpy
->wl_modifiers
.argb8888
);
951 u_vector_finish(&dri2_dpy
->wl_modifiers
.xrgb8888
);
952 u_vector_finish(&dri2_dpy
->wl_modifiers
.rgb565
);
953 if (dri2_dpy
->own_device
) {
954 wl_display_disconnect(dri2_dpy
->wl_dpy
);
962 /* The drm platform does not create the screen/driver_configs but reuses
963 * the ones from the gbm device. As such the gbm itself is responsible
966 if (disp
->Platform
!= _EGL_PLATFORM_DRM
&& dri2_dpy
->driver_configs
) {
967 for (unsigned i
= 0; dri2_dpy
->driver_configs
[i
]; i
++)
968 free((__DRIconfig
*) dri2_dpy
->driver_configs
[i
]);
969 free(dri2_dpy
->driver_configs
);
972 disp
->DriverData
= NULL
;
976 * Called via eglTerminate(), drv->API.Terminate().
978 * This must be guaranteed to be called exactly once, even if eglTerminate is
979 * called many times (without a eglInitialize in between).
982 dri2_terminate(_EGLDriver
*drv
, _EGLDisplay
*disp
)
984 /* Release all non-current Context/Surfaces. */
985 _eglReleaseDisplayResources(drv
, disp
);
987 dri2_display_release(disp
);
993 * Set the error code after a call to
994 * dri2_egl_display::dri2::createContextAttribs.
997 dri2_create_context_attribs_error(int dri_error
)
1001 switch (dri_error
) {
1002 case __DRI_CTX_ERROR_SUCCESS
:
1005 case __DRI_CTX_ERROR_NO_MEMORY
:
1006 egl_error
= EGL_BAD_ALLOC
;
1009 /* From the EGL_KHR_create_context spec, section "Errors":
1011 * * If <config> does not support a client API context compatible
1012 * with the requested API major and minor version, [...] context flags,
1013 * and context reset notification behavior (for client API types where
1014 * these attributes are supported), then an EGL_BAD_MATCH error is
1017 * * If an OpenGL ES context is requested and the values for
1018 * attributes EGL_CONTEXT_MAJOR_VERSION_KHR and
1019 * EGL_CONTEXT_MINOR_VERSION_KHR specify an OpenGL ES version that
1020 * is not defined, than an EGL_BAD_MATCH error is generated.
1022 * * If an OpenGL context is requested, the requested version is
1023 * greater than 3.2, and the value for attribute
1024 * EGL_CONTEXT_OPENGL_PROFILE_MASK_KHR has no bits set; has any
1025 * bits set other than EGL_CONTEXT_OPENGL_CORE_PROFILE_BIT_KHR and
1026 * EGL_CONTEXT_OPENGL_COMPATIBILITY_PROFILE_BIT_KHR; has more than
1027 * one of these bits set; or if the implementation does not support
1028 * the requested profile, then an EGL_BAD_MATCH error is generated.
1030 case __DRI_CTX_ERROR_BAD_API
:
1031 case __DRI_CTX_ERROR_BAD_VERSION
:
1032 case __DRI_CTX_ERROR_BAD_FLAG
:
1033 egl_error
= EGL_BAD_MATCH
;
1036 /* From the EGL_KHR_create_context spec, section "Errors":
1038 * * If an attribute name or attribute value in <attrib_list> is not
1039 * recognized (including unrecognized bits in bitmask attributes),
1040 * then an EGL_BAD_ATTRIBUTE error is generated."
1042 case __DRI_CTX_ERROR_UNKNOWN_ATTRIBUTE
:
1043 case __DRI_CTX_ERROR_UNKNOWN_FLAG
:
1044 egl_error
= EGL_BAD_ATTRIBUTE
;
1049 egl_error
= EGL_BAD_MATCH
;
1053 _eglError(egl_error
, "dri2_create_context");
1057 dri2_fill_context_attribs(struct dri2_egl_context
*dri2_ctx
,
1058 struct dri2_egl_display
*dri2_dpy
,
1059 uint32_t *ctx_attribs
,
1060 unsigned *num_attribs
)
1064 assert(*num_attribs
>= 8);
1066 ctx_attribs
[pos
++] = __DRI_CTX_ATTRIB_MAJOR_VERSION
;
1067 ctx_attribs
[pos
++] = dri2_ctx
->base
.ClientMajorVersion
;
1068 ctx_attribs
[pos
++] = __DRI_CTX_ATTRIB_MINOR_VERSION
;
1069 ctx_attribs
[pos
++] = dri2_ctx
->base
.ClientMinorVersion
;
1071 if (dri2_ctx
->base
.Flags
!= 0 || dri2_ctx
->base
.NoError
) {
1072 /* If the implementation doesn't support the __DRI2_ROBUSTNESS
1073 * extension, don't even try to send it the robust-access flag.
1074 * It may explode. Instead, generate the required EGL error here.
1076 if ((dri2_ctx
->base
.Flags
& EGL_CONTEXT_OPENGL_ROBUST_ACCESS_BIT_KHR
) != 0
1077 && !dri2_dpy
->robustness
) {
1078 _eglError(EGL_BAD_MATCH
, "eglCreateContext");
1082 ctx_attribs
[pos
++] = __DRI_CTX_ATTRIB_FLAGS
;
1083 ctx_attribs
[pos
++] = dri2_ctx
->base
.Flags
|
1084 (dri2_ctx
->base
.NoError
? __DRI_CTX_FLAG_NO_ERROR
: 0);
1087 if (dri2_ctx
->base
.ResetNotificationStrategy
!= EGL_NO_RESET_NOTIFICATION_KHR
) {
1088 /* If the implementation doesn't support the __DRI2_ROBUSTNESS
1089 * extension, don't even try to send it a reset strategy. It may
1090 * explode. Instead, generate the required EGL error here.
1092 if (!dri2_dpy
->robustness
) {
1093 _eglError(EGL_BAD_CONFIG
, "eglCreateContext");
1097 ctx_attribs
[pos
++] = __DRI_CTX_ATTRIB_RESET_STRATEGY
;
1098 ctx_attribs
[pos
++] = __DRI_CTX_RESET_LOSE_CONTEXT
;
1107 * Called via eglCreateContext(), drv->API.CreateContext().
1109 static _EGLContext
*
1110 dri2_create_context(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLConfig
*conf
,
1111 _EGLContext
*share_list
, const EGLint
*attrib_list
)
1113 struct dri2_egl_context
*dri2_ctx
;
1114 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1115 struct dri2_egl_context
*dri2_ctx_shared
= dri2_egl_context(share_list
);
1116 __DRIcontext
*shared
=
1117 dri2_ctx_shared
? dri2_ctx_shared
->dri_context
: NULL
;
1118 struct dri2_egl_config
*dri2_config
= dri2_egl_config(conf
);
1119 const __DRIconfig
*dri_config
;
1124 dri2_ctx
= malloc(sizeof *dri2_ctx
);
1126 _eglError(EGL_BAD_ALLOC
, "eglCreateContext");
1130 if (!_eglInitContext(&dri2_ctx
->base
, disp
, conf
, attrib_list
))
1133 /* The EGL_EXT_create_context_robustness spec says:
1135 * "Add to the eglCreateContext context creation errors: [...]
1137 * * If the reset notification behavior of <share_context> and the
1138 * newly created context are different then an EGL_BAD_MATCH error is
1141 if (share_list
&& share_list
->ResetNotificationStrategy
!=
1142 dri2_ctx
->base
.ResetNotificationStrategy
) {
1143 _eglError(EGL_BAD_MATCH
, "eglCreateContext");
1147 /* The EGL_KHR_create_context_no_error spec says:
1149 * "BAD_MATCH is generated if the value of EGL_CONTEXT_OPENGL_NO_ERROR_KHR
1150 * used to create <share_context> does not match the value of
1151 * EGL_CONTEXT_OPENGL_NO_ERROR_KHR for the context being created."
1153 if (share_list
&& share_list
->NoError
!= dri2_ctx
->base
.NoError
) {
1154 _eglError(EGL_BAD_MATCH
, "eglCreateContext");
1158 switch (dri2_ctx
->base
.ClientAPI
) {
1159 case EGL_OPENGL_ES_API
:
1160 switch (dri2_ctx
->base
.ClientMajorVersion
) {
1162 api
= __DRI_API_GLES
;
1165 api
= __DRI_API_GLES2
;
1168 api
= __DRI_API_GLES3
;
1171 _eglError(EGL_BAD_PARAMETER
, "eglCreateContext");
1176 case EGL_OPENGL_API
:
1177 if ((dri2_ctx
->base
.ClientMajorVersion
>= 4
1178 || (dri2_ctx
->base
.ClientMajorVersion
== 3
1179 && dri2_ctx
->base
.ClientMinorVersion
>= 2))
1180 && dri2_ctx
->base
.Profile
== EGL_CONTEXT_OPENGL_CORE_PROFILE_BIT_KHR
)
1181 api
= __DRI_API_OPENGL_CORE
;
1183 api
= __DRI_API_OPENGL
;
1186 _eglError(EGL_BAD_PARAMETER
, "eglCreateContext");
1192 /* The config chosen here isn't necessarily
1193 * used for surfaces later.
1194 * A pixmap surface will use the single config.
1195 * This opportunity depends on disabling the
1196 * doubleBufferMode check in
1197 * src/mesa/main/context.c:check_compatible()
1199 if (dri2_config
->dri_config
[1][0])
1200 dri_config
= dri2_config
->dri_config
[1][0];
1202 dri_config
= dri2_config
->dri_config
[0][0];
1204 /* EGL_WINDOW_BIT is set only when there is a double-buffered dri_config.
1205 * This makes sure the back buffer will always be used.
1207 if (conf
->SurfaceType
& EGL_WINDOW_BIT
)
1208 dri2_ctx
->base
.WindowRenderBuffer
= EGL_BACK_BUFFER
;
1213 if (dri2_dpy
->image_driver
) {
1215 unsigned num_attribs
= 8;
1216 uint32_t ctx_attribs
[8];
1218 if (!dri2_fill_context_attribs(dri2_ctx
, dri2_dpy
, ctx_attribs
,
1222 dri2_ctx
->dri_context
=
1223 dri2_dpy
->image_driver
->createContextAttribs(dri2_dpy
->dri_screen
,
1231 dri2_create_context_attribs_error(error
);
1232 } else if (dri2_dpy
->dri2
) {
1233 if (dri2_dpy
->dri2
->base
.version
>= 3) {
1235 unsigned num_attribs
= 8;
1236 uint32_t ctx_attribs
[8];
1238 if (!dri2_fill_context_attribs(dri2_ctx
, dri2_dpy
, ctx_attribs
,
1242 dri2_ctx
->dri_context
=
1243 dri2_dpy
->dri2
->createContextAttribs(dri2_dpy
->dri_screen
,
1251 dri2_create_context_attribs_error(error
);
1253 dri2_ctx
->dri_context
=
1254 dri2_dpy
->dri2
->createNewContextForAPI(dri2_dpy
->dri_screen
,
1261 assert(dri2_dpy
->swrast
);
1262 if (dri2_dpy
->swrast
->base
.version
>= 3) {
1264 unsigned num_attribs
= 8;
1265 uint32_t ctx_attribs
[8];
1267 if (!dri2_fill_context_attribs(dri2_ctx
, dri2_dpy
, ctx_attribs
,
1271 dri2_ctx
->dri_context
=
1272 dri2_dpy
->swrast
->createContextAttribs(dri2_dpy
->dri_screen
,
1280 dri2_create_context_attribs_error(error
);
1282 dri2_ctx
->dri_context
=
1283 dri2_dpy
->swrast
->createNewContextForAPI(dri2_dpy
->dri_screen
,
1291 if (!dri2_ctx
->dri_context
)
1294 return &dri2_ctx
->base
;
1302 * Called via eglDestroyContext(), drv->API.DestroyContext().
1305 dri2_destroy_context(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLContext
*ctx
)
1307 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
1308 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1310 if (_eglPutContext(ctx
)) {
1311 dri2_dpy
->core
->destroyContext(dri2_ctx
->dri_context
);
1319 dri2_destroy_surface(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLSurface
*surf
)
1321 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1323 if (!_eglPutSurface(surf
))
1326 return dri2_dpy
->vtbl
->destroy_surface(drv
, dpy
, surf
);
1330 * Called via eglMakeCurrent(), drv->API.MakeCurrent().
1333 dri2_make_current(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*dsurf
,
1334 _EGLSurface
*rsurf
, _EGLContext
*ctx
)
1336 struct dri2_egl_driver
*dri2_drv
= dri2_egl_driver(drv
);
1337 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1338 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
1339 _EGLContext
*old_ctx
;
1340 _EGLSurface
*old_dsurf
, *old_rsurf
;
1341 _EGLSurface
*tmp_dsurf
, *tmp_rsurf
;
1342 __DRIdrawable
*ddraw
, *rdraw
;
1347 return _eglError(EGL_NOT_INITIALIZED
, "eglMakeCurrent");
1349 /* make new bindings */
1350 if (!_eglBindContext(ctx
, dsurf
, rsurf
, &old_ctx
, &old_dsurf
, &old_rsurf
)) {
1351 /* _eglBindContext already sets the EGL error (in _eglCheckMakeCurrent) */
1355 /* flush before context switch */
1357 dri2_drv
->glFlush();
1359 ddraw
= (dsurf
) ? dri2_dpy
->vtbl
->get_dri_drawable(dsurf
) : NULL
;
1360 rdraw
= (rsurf
) ? dri2_dpy
->vtbl
->get_dri_drawable(rsurf
) : NULL
;
1361 cctx
= (dri2_ctx
) ? dri2_ctx
->dri_context
: NULL
;
1364 __DRIcontext
*old_cctx
= dri2_egl_context(old_ctx
)->dri_context
;
1365 dri2_dpy
->core
->unbindContext(old_cctx
);
1368 unbind
= (cctx
== NULL
&& ddraw
== NULL
&& rdraw
== NULL
);
1370 if (unbind
|| dri2_dpy
->core
->bindContext(cctx
, ddraw
, rdraw
)) {
1371 dri2_destroy_surface(drv
, disp
, old_dsurf
);
1372 dri2_destroy_surface(drv
, disp
, old_rsurf
);
1375 dri2_dpy
->ref_count
++;
1377 EGLDisplay old_disp
= _eglGetDisplayHandle(old_ctx
->Resource
.Display
);
1378 dri2_destroy_context(drv
, disp
, old_ctx
);
1379 dri2_display_release(old_disp
);
1384 /* undo the previous _eglBindContext */
1385 _eglBindContext(old_ctx
, old_dsurf
, old_rsurf
, &ctx
, &tmp_dsurf
, &tmp_rsurf
);
1386 assert(&dri2_ctx
->base
== ctx
&&
1387 tmp_dsurf
== dsurf
&&
1388 tmp_rsurf
== rsurf
);
1390 _eglPutSurface(dsurf
);
1391 _eglPutSurface(rsurf
);
1392 _eglPutContext(ctx
);
1394 _eglPutSurface(old_dsurf
);
1395 _eglPutSurface(old_rsurf
);
1396 _eglPutContext(old_ctx
);
1398 /* dri2_dpy->core->bindContext failed. We cannot tell for sure why, but
1399 * setting the error to EGL_BAD_MATCH is surely better than leaving it
1402 return _eglError(EGL_BAD_MATCH
, "eglMakeCurrent");
1407 dri2_surface_get_dri_drawable(_EGLSurface
*surf
)
1409 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surf
);
1411 return dri2_surf
->dri_drawable
;
1415 * Called from eglGetProcAddress() via drv->API.GetProcAddress().
1418 dri2_get_proc_address(_EGLDriver
*drv
, const char *procname
)
1420 struct dri2_egl_driver
*dri2_drv
= dri2_egl_driver(drv
);
1422 return dri2_drv
->get_proc_address(procname
);
1426 dri2_create_window_surface(_EGLDriver
*drv
, _EGLDisplay
*dpy
,
1427 _EGLConfig
*conf
, void *native_window
,
1428 const EGLint
*attrib_list
)
1430 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1431 return dri2_dpy
->vtbl
->create_window_surface(drv
, dpy
, conf
, native_window
,
1436 dri2_create_pixmap_surface(_EGLDriver
*drv
, _EGLDisplay
*dpy
,
1437 _EGLConfig
*conf
, void *native_pixmap
,
1438 const EGLint
*attrib_list
)
1440 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1441 return dri2_dpy
->vtbl
->create_pixmap_surface(drv
, dpy
, conf
, native_pixmap
,
1446 dri2_create_pbuffer_surface(_EGLDriver
*drv
, _EGLDisplay
*dpy
,
1447 _EGLConfig
*conf
, const EGLint
*attrib_list
)
1449 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1450 return dri2_dpy
->vtbl
->create_pbuffer_surface(drv
, dpy
, conf
, attrib_list
);
1454 dri2_swap_interval(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLSurface
*surf
,
1457 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1458 if (!dri2_dpy
->vtbl
->swap_interval
)
1460 return dri2_dpy
->vtbl
->swap_interval(drv
, dpy
, surf
, interval
);
1464 * Asks the client API to flush any rendering to the drawable so that we can
1465 * do our swapbuffers.
1468 dri2_flush_drawable_for_swapbuffers(_EGLDisplay
*disp
, _EGLSurface
*draw
)
1470 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1471 __DRIdrawable
*dri_drawable
= dri2_dpy
->vtbl
->get_dri_drawable(draw
);
1473 if (dri2_dpy
->flush
) {
1474 if (dri2_dpy
->flush
->base
.version
>= 4) {
1475 /* We know there's a current context because:
1477 * "If surface is not bound to the calling thread’s current
1478 * context, an EGL_BAD_SURFACE error is generated."
1480 _EGLContext
*ctx
= _eglGetCurrentContext();
1481 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
1483 /* From the EGL 1.4 spec (page 52):
1485 * "The contents of ancillary buffers are always undefined
1486 * after calling eglSwapBuffers."
1488 dri2_dpy
->flush
->flush_with_flags(dri2_ctx
->dri_context
,
1490 __DRI2_FLUSH_DRAWABLE
|
1491 __DRI2_FLUSH_INVALIDATE_ANCILLARY
,
1492 __DRI2_THROTTLE_SWAPBUFFER
);
1494 dri2_dpy
->flush
->flush(dri_drawable
);
1500 dri2_swap_buffers(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLSurface
*surf
)
1502 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1503 return dri2_dpy
->vtbl
->swap_buffers(drv
, dpy
, surf
);
1507 dri2_swap_buffers_with_damage(_EGLDriver
*drv
, _EGLDisplay
*dpy
,
1509 const EGLint
*rects
, EGLint n_rects
)
1511 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1512 return dri2_dpy
->vtbl
->swap_buffers_with_damage(drv
, dpy
, surf
,
1517 dri2_swap_buffers_region(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLSurface
*surf
,
1518 EGLint numRects
, const EGLint
*rects
)
1520 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1521 return dri2_dpy
->vtbl
->swap_buffers_region(drv
, dpy
, surf
, numRects
, rects
);
1525 dri2_set_damage_region(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLSurface
*surf
,
1526 EGLint
*rects
, EGLint n_rects
)
1528 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1529 return dri2_dpy
->vtbl
->set_damage_region(drv
, dpy
, surf
, rects
, n_rects
);
1533 dri2_post_sub_buffer(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLSurface
*surf
,
1534 EGLint x
, EGLint y
, EGLint width
, EGLint height
)
1536 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1537 return dri2_dpy
->vtbl
->post_sub_buffer(drv
, dpy
, surf
, x
, y
, width
, height
);
1541 dri2_copy_buffers(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLSurface
*surf
,
1542 void *native_pixmap_target
)
1544 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1545 return dri2_dpy
->vtbl
->copy_buffers(drv
, dpy
, surf
, native_pixmap_target
);
1549 dri2_query_buffer_age(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLSurface
*surf
)
1551 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1552 return dri2_dpy
->vtbl
->query_buffer_age(drv
, dpy
, surf
);
1556 dri2_wait_client(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLContext
*ctx
)
1558 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1559 _EGLSurface
*surf
= ctx
->DrawSurface
;
1560 __DRIdrawable
*dri_drawable
= dri2_dpy
->vtbl
->get_dri_drawable(surf
);
1564 /* FIXME: If EGL allows frontbuffer rendering for window surfaces,
1565 * we need to copy fake to real here.*/
1567 if (dri2_dpy
->flush
!= NULL
)
1568 dri2_dpy
->flush
->flush(dri_drawable
);
1574 dri2_wait_native(_EGLDriver
*drv
, _EGLDisplay
*disp
, EGLint engine
)
1579 if (engine
!= EGL_CORE_NATIVE_ENGINE
)
1580 return _eglError(EGL_BAD_PARAMETER
, "eglWaitNative");
1587 dri2_bind_tex_image(_EGLDriver
*drv
,
1588 _EGLDisplay
*disp
, _EGLSurface
*surf
, EGLint buffer
)
1590 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1591 struct dri2_egl_context
*dri2_ctx
;
1593 GLint format
, target
;
1594 __DRIdrawable
*dri_drawable
= dri2_dpy
->vtbl
->get_dri_drawable(surf
);
1596 ctx
= _eglGetCurrentContext();
1597 dri2_ctx
= dri2_egl_context(ctx
);
1599 if (!_eglBindTexImage(drv
, disp
, surf
, buffer
))
1602 switch (surf
->TextureFormat
) {
1603 case EGL_TEXTURE_RGB
:
1604 format
= __DRI_TEXTURE_FORMAT_RGB
;
1606 case EGL_TEXTURE_RGBA
:
1607 format
= __DRI_TEXTURE_FORMAT_RGBA
;
1610 assert(!"Unexpected texture format in dri2_bind_tex_image()");
1611 format
= __DRI_TEXTURE_FORMAT_RGBA
;
1614 switch (surf
->TextureTarget
) {
1615 case EGL_TEXTURE_2D
:
1616 target
= GL_TEXTURE_2D
;
1619 target
= GL_TEXTURE_2D
;
1620 assert(!"Unexpected texture target in dri2_bind_tex_image()");
1623 dri2_dpy
->tex_buffer
->setTexBuffer2(dri2_ctx
->dri_context
,
1631 dri2_release_tex_image(_EGLDriver
*drv
,
1632 _EGLDisplay
*disp
, _EGLSurface
*surf
, EGLint buffer
)
1634 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1635 struct dri2_egl_context
*dri2_ctx
;
1638 __DRIdrawable
*dri_drawable
= dri2_dpy
->vtbl
->get_dri_drawable(surf
);
1640 ctx
= _eglGetCurrentContext();
1641 dri2_ctx
= dri2_egl_context(ctx
);
1643 if (!_eglReleaseTexImage(drv
, disp
, surf
, buffer
))
1646 switch (surf
->TextureTarget
) {
1647 case EGL_TEXTURE_2D
:
1648 target
= GL_TEXTURE_2D
;
1654 if (dri2_dpy
->tex_buffer
->base
.version
>= 3 &&
1655 dri2_dpy
->tex_buffer
->releaseTexBuffer
!= NULL
) {
1656 dri2_dpy
->tex_buffer
->releaseTexBuffer(dri2_ctx
->dri_context
,
1657 target
, dri_drawable
);
1664 dri2_create_image(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLContext
*ctx
,
1665 EGLenum target
, EGLClientBuffer buffer
,
1666 const EGLint
*attr_list
)
1668 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1669 return dri2_dpy
->vtbl
->create_image(drv
, dpy
, ctx
, target
, buffer
,
1674 dri2_create_image_from_dri(_EGLDisplay
*disp
, __DRIimage
*dri_image
)
1676 struct dri2_egl_image
*dri2_img
;
1678 if (dri_image
== NULL
) {
1679 _eglError(EGL_BAD_ALLOC
, "dri2_create_image");
1683 dri2_img
= malloc(sizeof *dri2_img
);
1685 _eglError(EGL_BAD_ALLOC
, "dri2_create_image");
1689 _eglInitImage(&dri2_img
->base
, disp
);
1691 dri2_img
->dri_image
= dri_image
;
1693 return &dri2_img
->base
;
1697 dri2_create_image_khr_renderbuffer(_EGLDisplay
*disp
, _EGLContext
*ctx
,
1698 EGLClientBuffer buffer
,
1699 const EGLint
*attr_list
)
1701 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1702 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
1703 GLuint renderbuffer
= (GLuint
) (uintptr_t) buffer
;
1704 __DRIimage
*dri_image
;
1706 if (renderbuffer
== 0) {
1707 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_khr");
1708 return EGL_NO_IMAGE_KHR
;
1711 if (!disp
->Extensions
.KHR_gl_renderbuffer_image
) {
1712 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_khr");
1713 return EGL_NO_IMAGE_KHR
;
1717 dri2_dpy
->image
->createImageFromRenderbuffer(dri2_ctx
->dri_context
,
1718 renderbuffer
, NULL
);
1720 return dri2_create_image_from_dri(disp
, dri_image
);
1723 #ifdef HAVE_WAYLAND_PLATFORM
1725 /* This structure describes how a wl_buffer maps to one or more
1726 * __DRIimages. A wl_drm_buffer stores the wl_drm format code and the
1727 * offsets and strides of the planes in the buffer. This table maps a
1728 * wl_drm format code to a description of the planes in the buffer
1729 * that lets us create a __DRIimage for each of the planes. */
1731 static const struct wl_drm_components_descriptor
{
1732 uint32_t dri_components
;
1735 } wl_drm_components
[] = {
1736 { __DRI_IMAGE_COMPONENTS_RGB
, EGL_TEXTURE_RGB
, 1 },
1737 { __DRI_IMAGE_COMPONENTS_RGBA
, EGL_TEXTURE_RGBA
, 1 },
1738 { __DRI_IMAGE_COMPONENTS_Y_U_V
, EGL_TEXTURE_Y_U_V_WL
, 3 },
1739 { __DRI_IMAGE_COMPONENTS_Y_UV
, EGL_TEXTURE_Y_UV_WL
, 2 },
1740 { __DRI_IMAGE_COMPONENTS_Y_XUXV
, EGL_TEXTURE_Y_XUXV_WL
, 2 },
1744 dri2_create_image_wayland_wl_buffer(_EGLDisplay
*disp
, _EGLContext
*ctx
,
1745 EGLClientBuffer _buffer
,
1746 const EGLint
*attr_list
)
1748 struct wl_drm_buffer
*buffer
;
1749 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1750 const struct wl_drm_components_descriptor
*f
;
1751 __DRIimage
*dri_image
;
1752 _EGLImageAttribs attrs
;
1755 buffer
= wayland_drm_buffer_get(dri2_dpy
->wl_server_drm
,
1756 (struct wl_resource
*) _buffer
);
1760 if (!_eglParseImageAttribList(&attrs
, disp
, attr_list
))
1763 plane
= attrs
.PlaneWL
;
1764 f
= buffer
->driver_format
;
1765 if (plane
< 0 || plane
>= f
->nplanes
) {
1766 _eglError(EGL_BAD_PARAMETER
,
1767 "dri2_create_image_wayland_wl_buffer (plane out of bounds)");
1771 dri_image
= dri2_dpy
->image
->fromPlanar(buffer
->driver_buffer
, plane
, NULL
);
1773 if (dri_image
== NULL
) {
1774 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_wayland_wl_buffer");
1778 return dri2_create_image_from_dri(disp
, dri_image
);
1783 dri2_get_sync_values_chromium(_EGLDisplay
*dpy
, _EGLSurface
*surf
,
1784 EGLuint64KHR
*ust
, EGLuint64KHR
*msc
,
1787 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1788 return dri2_dpy
->vtbl
->get_sync_values(dpy
, surf
, ust
, msc
, sbc
);
1792 * Set the error code after a call to
1793 * dri2_egl_image::dri_image::createImageFromTexture.
1796 dri2_create_image_khr_texture_error(int dri_error
)
1800 switch (dri_error
) {
1801 case __DRI_IMAGE_ERROR_SUCCESS
:
1804 case __DRI_IMAGE_ERROR_BAD_ALLOC
:
1805 egl_error
= EGL_BAD_ALLOC
;
1808 case __DRI_IMAGE_ERROR_BAD_MATCH
:
1809 egl_error
= EGL_BAD_MATCH
;
1812 case __DRI_IMAGE_ERROR_BAD_PARAMETER
:
1813 egl_error
= EGL_BAD_PARAMETER
;
1816 case __DRI_IMAGE_ERROR_BAD_ACCESS
:
1817 egl_error
= EGL_BAD_ACCESS
;
1822 egl_error
= EGL_BAD_MATCH
;
1826 _eglError(egl_error
, "dri2_create_image_khr_texture");
1830 dri2_create_image_khr_texture(_EGLDisplay
*disp
, _EGLContext
*ctx
,
1832 EGLClientBuffer buffer
,
1833 const EGLint
*attr_list
)
1835 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1836 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
1837 struct dri2_egl_image
*dri2_img
;
1838 GLuint texture
= (GLuint
) (uintptr_t) buffer
;
1839 _EGLImageAttribs attrs
;
1845 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_khr");
1846 return EGL_NO_IMAGE_KHR
;
1849 if (!_eglParseImageAttribList(&attrs
, disp
, attr_list
))
1850 return EGL_NO_IMAGE_KHR
;
1853 case EGL_GL_TEXTURE_2D_KHR
:
1854 if (!disp
->Extensions
.KHR_gl_texture_2D_image
) {
1855 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_khr");
1856 return EGL_NO_IMAGE_KHR
;
1859 gl_target
= GL_TEXTURE_2D
;
1861 case EGL_GL_TEXTURE_3D_KHR
:
1862 if (!disp
->Extensions
.KHR_gl_texture_3D_image
) {
1863 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_khr");
1864 return EGL_NO_IMAGE_KHR
;
1867 depth
= attrs
.GLTextureZOffset
;
1868 gl_target
= GL_TEXTURE_3D
;
1870 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_X_KHR
:
1871 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_X_KHR
:
1872 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_Y_KHR
:
1873 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_Y_KHR
:
1874 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_Z_KHR
:
1875 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_KHR
:
1876 if (!disp
->Extensions
.KHR_gl_texture_cubemap_image
) {
1877 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_khr");
1878 return EGL_NO_IMAGE_KHR
;
1881 depth
= target
- EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_X_KHR
;
1882 gl_target
= GL_TEXTURE_CUBE_MAP
;
1885 unreachable("Unexpected target in dri2_create_image_khr_texture()");
1886 return EGL_NO_IMAGE_KHR
;
1889 dri2_img
= malloc(sizeof *dri2_img
);
1891 _eglError(EGL_BAD_ALLOC
, "dri2_create_image_khr");
1892 return EGL_NO_IMAGE_KHR
;
1895 _eglInitImage(&dri2_img
->base
, disp
);
1897 dri2_img
->dri_image
=
1898 dri2_dpy
->image
->createImageFromTexture(dri2_ctx
->dri_context
,
1902 attrs
.GLTextureLevel
,
1905 dri2_create_image_khr_texture_error(error
);
1907 if (!dri2_img
->dri_image
) {
1909 return EGL_NO_IMAGE_KHR
;
1911 return &dri2_img
->base
;
1915 dri2_query_surface(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLSurface
*surf
,
1916 EGLint attribute
, EGLint
*value
)
1918 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1919 if (!dri2_dpy
->vtbl
->query_surface
)
1920 return _eglQuerySurface(drv
, dpy
, surf
, attribute
, value
);
1921 return dri2_dpy
->vtbl
->query_surface(drv
, dpy
, surf
, attribute
, value
);
1924 static struct wl_buffer
*
1925 dri2_create_wayland_buffer_from_image(_EGLDriver
*drv
, _EGLDisplay
*dpy
,
1928 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
1929 return dri2_dpy
->vtbl
->create_wayland_buffer_from_image(drv
, dpy
, img
);
1934 dri2_create_image_mesa_drm_buffer(_EGLDisplay
*disp
, _EGLContext
*ctx
,
1935 EGLClientBuffer buffer
, const EGLint
*attr_list
)
1937 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1938 EGLint format
, name
, pitch
;
1939 _EGLImageAttribs attrs
;
1940 __DRIimage
*dri_image
;
1942 name
= (EGLint
) (uintptr_t) buffer
;
1944 if (!_eglParseImageAttribList(&attrs
, disp
, attr_list
))
1947 if (attrs
.Width
<= 0 || attrs
.Height
<= 0 ||
1948 attrs
.DRMBufferStrideMESA
<= 0) {
1949 _eglError(EGL_BAD_PARAMETER
,
1950 "bad width, height or stride");
1954 switch (attrs
.DRMBufferFormatMESA
) {
1955 case EGL_DRM_BUFFER_FORMAT_ARGB32_MESA
:
1956 format
= __DRI_IMAGE_FORMAT_ARGB8888
;
1957 pitch
= attrs
.DRMBufferStrideMESA
;
1960 _eglError(EGL_BAD_PARAMETER
,
1961 "dri2_create_image_khr: unsupported pixmap depth");
1966 dri2_dpy
->image
->createImageFromName(dri2_dpy
->dri_screen
,
1974 return dri2_create_image_from_dri(disp
, dri_image
);
1978 dri2_check_dma_buf_attribs(const _EGLImageAttribs
*attrs
)
1983 * "Required attributes and their values are as follows:
1985 * * EGL_WIDTH & EGL_HEIGHT: The logical dimensions of the buffer in pixels
1987 * * EGL_LINUX_DRM_FOURCC_EXT: The pixel format of the buffer, as specified
1988 * by drm_fourcc.h and used as the pixel_format parameter of the
1989 * drm_mode_fb_cmd2 ioctl."
1993 * "* If <target> is EGL_LINUX_DMA_BUF_EXT, and the list of attributes is
1994 * incomplete, EGL_BAD_PARAMETER is generated."
1996 if (attrs
->Width
<= 0 || attrs
->Height
<= 0 ||
1997 !attrs
->DMABufFourCC
.IsPresent
)
1998 return _eglError(EGL_BAD_PARAMETER
, "attribute(s) missing");
2003 * "If <target> is EGL_LINUX_DMA_BUF_EXT and one or more of the values
2004 * specified for a plane's pitch or offset isn't supported by EGL,
2005 * EGL_BAD_ACCESS is generated."
2007 for (unsigned i
= 0; i
< ARRAY_SIZE(attrs
->DMABufPlanePitches
); ++i
) {
2008 if (attrs
->DMABufPlanePitches
[i
].IsPresent
&&
2009 attrs
->DMABufPlanePitches
[i
].Value
<= 0)
2010 return _eglError(EGL_BAD_ACCESS
, "invalid pitch");
2014 * If <target> is EGL_LINUX_DMA_BUF_EXT, both or neither of the following
2015 * attribute values may be given.
2017 * This is referring to EGL_DMA_BUF_PLANE0_MODIFIER_LO_EXT and
2018 * EGL_DMA_BUF_PLANE0_MODIFIER_HI_EXT, and the same for other planes.
2020 for (unsigned i
= 0; i
< DMA_BUF_MAX_PLANES
; ++i
) {
2021 if (attrs
->DMABufPlaneModifiersLo
[i
].IsPresent
!=
2022 attrs
->DMABufPlaneModifiersHi
[i
].IsPresent
)
2023 return _eglError(EGL_BAD_PARAMETER
, "modifier attribute lo or hi missing");
2026 /* Although the EGL_EXT_image_dma_buf_import_modifiers spec doesn't
2027 * mandate it, we only accept the same modifier across all planes. */
2028 for (unsigned i
= 1; i
< DMA_BUF_MAX_PLANES
; ++i
) {
2029 if (attrs
->DMABufPlaneFds
[i
].IsPresent
) {
2030 if ((attrs
->DMABufPlaneModifiersLo
[0].IsPresent
!=
2031 attrs
->DMABufPlaneModifiersLo
[i
].IsPresent
) ||
2032 (attrs
->DMABufPlaneModifiersLo
[0].Value
!=
2033 attrs
->DMABufPlaneModifiersLo
[i
].Value
) ||
2034 (attrs
->DMABufPlaneModifiersHi
[0].Value
!=
2035 attrs
->DMABufPlaneModifiersHi
[i
].Value
))
2036 return _eglError(EGL_BAD_PARAMETER
, "modifier attributes not equal");
2043 /* Returns the total number of file descriptors. Zero indicates an error. */
2045 dri2_check_dma_buf_format(const _EGLImageAttribs
*attrs
)
2049 switch (attrs
->DMABufFourCC
.Value
) {
2051 case DRM_FORMAT_RG88
:
2052 case DRM_FORMAT_GR88
:
2053 case DRM_FORMAT_R16
:
2054 case DRM_FORMAT_GR1616
:
2055 case DRM_FORMAT_RGB332
:
2056 case DRM_FORMAT_BGR233
:
2057 case DRM_FORMAT_XRGB4444
:
2058 case DRM_FORMAT_XBGR4444
:
2059 case DRM_FORMAT_RGBX4444
:
2060 case DRM_FORMAT_BGRX4444
:
2061 case DRM_FORMAT_ARGB4444
:
2062 case DRM_FORMAT_ABGR4444
:
2063 case DRM_FORMAT_RGBA4444
:
2064 case DRM_FORMAT_BGRA4444
:
2065 case DRM_FORMAT_XRGB1555
:
2066 case DRM_FORMAT_XBGR1555
:
2067 case DRM_FORMAT_RGBX5551
:
2068 case DRM_FORMAT_BGRX5551
:
2069 case DRM_FORMAT_ARGB1555
:
2070 case DRM_FORMAT_ABGR1555
:
2071 case DRM_FORMAT_RGBA5551
:
2072 case DRM_FORMAT_BGRA5551
:
2073 case DRM_FORMAT_RGB565
:
2074 case DRM_FORMAT_BGR565
:
2075 case DRM_FORMAT_RGB888
:
2076 case DRM_FORMAT_BGR888
:
2077 case DRM_FORMAT_XRGB8888
:
2078 case DRM_FORMAT_XBGR8888
:
2079 case DRM_FORMAT_RGBX8888
:
2080 case DRM_FORMAT_BGRX8888
:
2081 case DRM_FORMAT_ARGB8888
:
2082 case DRM_FORMAT_ABGR8888
:
2083 case DRM_FORMAT_RGBA8888
:
2084 case DRM_FORMAT_BGRA8888
:
2085 case DRM_FORMAT_XRGB2101010
:
2086 case DRM_FORMAT_XBGR2101010
:
2087 case DRM_FORMAT_RGBX1010102
:
2088 case DRM_FORMAT_BGRX1010102
:
2089 case DRM_FORMAT_ARGB2101010
:
2090 case DRM_FORMAT_ABGR2101010
:
2091 case DRM_FORMAT_RGBA1010102
:
2092 case DRM_FORMAT_BGRA1010102
:
2093 case DRM_FORMAT_YUYV
:
2094 case DRM_FORMAT_YVYU
:
2095 case DRM_FORMAT_UYVY
:
2096 case DRM_FORMAT_VYUY
:
2099 case DRM_FORMAT_NV12
:
2100 case DRM_FORMAT_NV21
:
2101 case DRM_FORMAT_NV16
:
2102 case DRM_FORMAT_NV61
:
2105 case DRM_FORMAT_YUV410
:
2106 case DRM_FORMAT_YVU410
:
2107 case DRM_FORMAT_YUV411
:
2108 case DRM_FORMAT_YVU411
:
2109 case DRM_FORMAT_YUV420
:
2110 case DRM_FORMAT_YVU420
:
2111 case DRM_FORMAT_YUV422
:
2112 case DRM_FORMAT_YVU422
:
2113 case DRM_FORMAT_YUV444
:
2114 case DRM_FORMAT_YVU444
:
2118 _eglError(EGL_BAD_ATTRIBUTE
, "invalid format");
2125 * "* If <target> is EGL_LINUX_DMA_BUF_EXT, and the list of attributes is
2126 * incomplete, EGL_BAD_PARAMETER is generated."
2128 for (unsigned i
= 0; i
< plane_n
; ++i
) {
2129 if (!attrs
->DMABufPlaneFds
[i
].IsPresent
||
2130 !attrs
->DMABufPlaneOffsets
[i
].IsPresent
||
2131 !attrs
->DMABufPlanePitches
[i
].IsPresent
) {
2132 _eglError(EGL_BAD_PARAMETER
, "plane attribute(s) missing");
2138 * The spec also says:
2140 * "If <target> is EGL_LINUX_DMA_BUF_EXT, and the EGL_LINUX_DRM_FOURCC_EXT
2141 * attribute indicates a single-plane format, EGL_BAD_ATTRIBUTE is
2142 * generated if any of the EGL_DMA_BUF_PLANE1_* or EGL_DMA_BUF_PLANE2_*
2143 * or EGL_DMA_BUF_PLANE3_* attributes are specified."
2145 for (unsigned i
= plane_n
; i
< DMA_BUF_MAX_PLANES
; ++i
) {
2146 if (attrs
->DMABufPlaneFds
[i
].IsPresent
||
2147 attrs
->DMABufPlaneOffsets
[i
].IsPresent
||
2148 attrs
->DMABufPlanePitches
[i
].IsPresent
||
2149 attrs
->DMABufPlaneModifiersLo
[i
].IsPresent
||
2150 attrs
->DMABufPlaneModifiersHi
[i
].IsPresent
) {
2153 * The modifiers extension spec says:
2155 * "Modifiers may modify any attribute of a buffer import, including
2156 * but not limited to adding extra planes to a format which
2157 * otherwise does not have those planes. As an example, a modifier
2158 * may add a plane for an external compression buffer to a
2159 * single-plane format. The exact meaning and effect of any
2160 * modifier is canonically defined by drm_fourcc.h, not as part of
2163 if (attrs
->DMABufPlaneModifiersLo
[i
].IsPresent
&&
2164 attrs
->DMABufPlaneModifiersHi
[i
].IsPresent
)
2167 _eglError(EGL_BAD_ATTRIBUTE
, "too many plane attributes");
2176 dri2_query_dma_buf_formats(_EGLDriver
*drv
, _EGLDisplay
*disp
,
2177 EGLint max
, EGLint
*formats
, EGLint
*count
)
2179 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2180 if (max
< 0 || (max
> 0 && formats
== NULL
))
2181 return _eglError(EGL_BAD_PARAMETER
, "invalid value for max count of formats");
2183 if (dri2_dpy
->image
->base
.version
< 15 ||
2184 dri2_dpy
->image
->queryDmaBufFormats
== NULL
)
2187 if (!dri2_dpy
->image
->queryDmaBufFormats(dri2_dpy
->dri_screen
, max
,
2195 dri2_query_dma_buf_modifiers(_EGLDriver
*drv
, _EGLDisplay
*disp
, EGLint format
,
2196 EGLint max
, EGLuint64KHR
*modifiers
,
2197 EGLBoolean
*external_only
, EGLint
*count
)
2199 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2202 return _eglError(EGL_BAD_PARAMETER
, "invalid value for max count of formats");
2204 if (max
> 0 && modifiers
== NULL
)
2205 return _eglError(EGL_BAD_PARAMETER
, "invalid modifiers array");
2207 if (dri2_dpy
->image
->base
.version
< 15 ||
2208 dri2_dpy
->image
->queryDmaBufModifiers
== NULL
)
2211 if (dri2_dpy
->image
->queryDmaBufModifiers(dri2_dpy
->dri_screen
, format
,
2213 (unsigned int *) external_only
,
2215 return _eglError(EGL_BAD_PARAMETER
, "invalid format");
2223 * "If eglCreateImageKHR is successful for a EGL_LINUX_DMA_BUF_EXT target, the
2224 * EGL will take a reference to the dma_buf(s) which it will release at any
2225 * time while the EGLDisplay is initialized. It is the responsibility of the
2226 * application to close the dma_buf file descriptors."
2228 * Therefore we must never close or otherwise modify the file descriptors.
2231 dri2_create_image_dma_buf(_EGLDisplay
*disp
, _EGLContext
*ctx
,
2232 EGLClientBuffer buffer
, const EGLint
*attr_list
)
2234 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2236 _EGLImageAttribs attrs
;
2237 __DRIimage
*dri_image
;
2239 int fds
[DMA_BUF_MAX_PLANES
];
2240 int pitches
[DMA_BUF_MAX_PLANES
];
2241 int offsets
[DMA_BUF_MAX_PLANES
];
2243 bool has_modifier
= false;
2249 * ""* If <target> is EGL_LINUX_DMA_BUF_EXT and <buffer> is not NULL, the
2250 * error EGL_BAD_PARAMETER is generated."
2252 if (buffer
!= NULL
) {
2253 _eglError(EGL_BAD_PARAMETER
, "buffer not NULL");
2257 if (!_eglParseImageAttribList(&attrs
, disp
, attr_list
))
2260 if (!dri2_check_dma_buf_attribs(&attrs
))
2263 num_fds
= dri2_check_dma_buf_format(&attrs
);
2267 for (unsigned i
= 0; i
< num_fds
; ++i
) {
2268 fds
[i
] = attrs
.DMABufPlaneFds
[i
].Value
;
2269 pitches
[i
] = attrs
.DMABufPlanePitches
[i
].Value
;
2270 offsets
[i
] = attrs
.DMABufPlaneOffsets
[i
].Value
;
2273 /* dri2_check_dma_buf_attribs ensures that the modifier, if available,
2274 * will be present in attrs.DMABufPlaneModifiersLo[0] and
2275 * attrs.DMABufPlaneModifiersHi[0] */
2276 if (attrs
.DMABufPlaneModifiersLo
[0].IsPresent
) {
2277 modifier
= (uint64_t) attrs
.DMABufPlaneModifiersHi
[0].Value
<< 32;
2278 modifier
|= (uint64_t) (attrs
.DMABufPlaneModifiersLo
[0].Value
& 0xffffffff);
2279 has_modifier
= true;
2283 if (dri2_dpy
->image
->base
.version
< 15 ||
2284 dri2_dpy
->image
->createImageFromDmaBufs2
== NULL
) {
2285 _eglError(EGL_BAD_MATCH
, "unsupported dma_buf format modifier");
2286 return EGL_NO_IMAGE_KHR
;
2289 dri2_dpy
->image
->createImageFromDmaBufs2(dri2_dpy
->dri_screen
,
2290 attrs
.Width
, attrs
.Height
, attrs
.DMABufFourCC
.Value
,
2291 modifier
, fds
, num_fds
, pitches
, offsets
,
2292 attrs
.DMABufYuvColorSpaceHint
.Value
,
2293 attrs
.DMABufSampleRangeHint
.Value
,
2294 attrs
.DMABufChromaHorizontalSiting
.Value
,
2295 attrs
.DMABufChromaVerticalSiting
.Value
,
2301 dri2_dpy
->image
->createImageFromDmaBufs(dri2_dpy
->dri_screen
,
2302 attrs
.Width
, attrs
.Height
, attrs
.DMABufFourCC
.Value
,
2303 fds
, num_fds
, pitches
, offsets
,
2304 attrs
.DMABufYuvColorSpaceHint
.Value
,
2305 attrs
.DMABufSampleRangeHint
.Value
,
2306 attrs
.DMABufChromaHorizontalSiting
.Value
,
2307 attrs
.DMABufChromaVerticalSiting
.Value
,
2311 dri2_create_image_khr_texture_error(error
);
2314 return EGL_NO_IMAGE_KHR
;
2316 res
= dri2_create_image_from_dri(disp
, dri_image
);
2321 dri2_create_drm_image_mesa(_EGLDriver
*drv
, _EGLDisplay
*disp
,
2322 const EGLint
*attr_list
)
2324 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2325 struct dri2_egl_image
*dri2_img
;
2326 _EGLImageAttribs attrs
;
2327 unsigned int dri_use
, valid_mask
;
2333 _eglError(EGL_BAD_PARAMETER
, __func__
);
2334 return EGL_NO_IMAGE_KHR
;
2337 if (!_eglParseImageAttribList(&attrs
, disp
, attr_list
))
2338 return EGL_NO_IMAGE_KHR
;
2340 if (attrs
.Width
<= 0 || attrs
.Height
<= 0) {
2341 _eglError(EGL_BAD_PARAMETER
, __func__
);
2342 return EGL_NO_IMAGE_KHR
;
2345 switch (attrs
.DRMBufferFormatMESA
) {
2346 case EGL_DRM_BUFFER_FORMAT_ARGB32_MESA
:
2347 format
= __DRI_IMAGE_FORMAT_ARGB8888
;
2350 _eglError(EGL_BAD_PARAMETER
, __func__
);
2351 return EGL_NO_IMAGE_KHR
;
2355 EGL_DRM_BUFFER_USE_SCANOUT_MESA
|
2356 EGL_DRM_BUFFER_USE_SHARE_MESA
|
2357 EGL_DRM_BUFFER_USE_CURSOR_MESA
;
2358 if (attrs
.DRMBufferUseMESA
& ~valid_mask
) {
2359 _eglError(EGL_BAD_PARAMETER
, __func__
);
2360 return EGL_NO_IMAGE_KHR
;
2364 if (attrs
.DRMBufferUseMESA
& EGL_DRM_BUFFER_USE_SHARE_MESA
)
2365 dri_use
|= __DRI_IMAGE_USE_SHARE
;
2366 if (attrs
.DRMBufferUseMESA
& EGL_DRM_BUFFER_USE_SCANOUT_MESA
)
2367 dri_use
|= __DRI_IMAGE_USE_SCANOUT
;
2368 if (attrs
.DRMBufferUseMESA
& EGL_DRM_BUFFER_USE_CURSOR_MESA
)
2369 dri_use
|= __DRI_IMAGE_USE_CURSOR
;
2371 dri2_img
= malloc(sizeof *dri2_img
);
2373 _eglError(EGL_BAD_ALLOC
, "dri2_create_image_khr");
2374 return EGL_NO_IMAGE_KHR
;
2377 _eglInitImage(&dri2_img
->base
, disp
);
2379 dri2_img
->dri_image
=
2380 dri2_dpy
->image
->createImage(dri2_dpy
->dri_screen
,
2381 attrs
.Width
, attrs
.Height
,
2382 format
, dri_use
, dri2_img
);
2383 if (dri2_img
->dri_image
== NULL
) {
2385 _eglError(EGL_BAD_ALLOC
, "dri2_create_drm_image_mesa");
2386 return EGL_NO_IMAGE_KHR
;
2389 return &dri2_img
->base
;
2393 dri2_export_drm_image_mesa(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLImage
*img
,
2394 EGLint
*name
, EGLint
*handle
, EGLint
*stride
)
2396 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2397 struct dri2_egl_image
*dri2_img
= dri2_egl_image(img
);
2401 if (name
&& !dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
2402 __DRI_IMAGE_ATTRIB_NAME
, name
))
2403 return _eglError(EGL_BAD_ALLOC
, "dri2_export_drm_image_mesa");
2406 dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
2407 __DRI_IMAGE_ATTRIB_HANDLE
, handle
);
2410 dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
2411 __DRI_IMAGE_ATTRIB_STRIDE
, stride
);
2417 dri2_export_dma_buf_image_query_mesa(_EGLDriver
*drv
, _EGLDisplay
*disp
,
2419 EGLint
*fourcc
, EGLint
*nplanes
,
2420 EGLuint64KHR
*modifiers
)
2422 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2423 struct dri2_egl_image
*dri2_img
= dri2_egl_image(img
);
2429 dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
2430 __DRI_IMAGE_ATTRIB_NUM_PLANES
, nplanes
);
2432 dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
2433 __DRI_IMAGE_ATTRIB_FOURCC
, fourcc
);
2442 dri2_export_dma_buf_image_mesa(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLImage
*img
,
2443 int *fds
, EGLint
*strides
, EGLint
*offsets
)
2445 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2446 struct dri2_egl_image
*dri2_img
= dri2_egl_image(img
);
2450 /* rework later to provide multiple fds/strides/offsets */
2452 dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
2453 __DRI_IMAGE_ATTRIB_FD
, fds
);
2456 dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
2457 __DRI_IMAGE_ATTRIB_STRIDE
, strides
);
2461 bool ret
= dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
2462 __DRI_IMAGE_ATTRIB_OFFSET
, &img_offset
);
2464 offsets
[0] = img_offset
;
2475 dri2_create_image_khr(_EGLDriver
*drv
, _EGLDisplay
*disp
,
2476 _EGLContext
*ctx
, EGLenum target
,
2477 EGLClientBuffer buffer
, const EGLint
*attr_list
)
2482 case EGL_GL_TEXTURE_2D_KHR
:
2483 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_X_KHR
:
2484 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_X_KHR
:
2485 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_Y_KHR
:
2486 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_Y_KHR
:
2487 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_Z_KHR
:
2488 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_KHR
:
2489 case EGL_GL_TEXTURE_3D_KHR
:
2490 return dri2_create_image_khr_texture(disp
, ctx
, target
, buffer
, attr_list
);
2491 case EGL_GL_RENDERBUFFER_KHR
:
2492 return dri2_create_image_khr_renderbuffer(disp
, ctx
, buffer
, attr_list
);
2494 case EGL_DRM_BUFFER_MESA
:
2495 return dri2_create_image_mesa_drm_buffer(disp
, ctx
, buffer
, attr_list
);
2496 case EGL_LINUX_DMA_BUF_EXT
:
2497 return dri2_create_image_dma_buf(disp
, ctx
, buffer
, attr_list
);
2499 #ifdef HAVE_WAYLAND_PLATFORM
2500 case EGL_WAYLAND_BUFFER_WL
:
2501 return dri2_create_image_wayland_wl_buffer(disp
, ctx
, buffer
, attr_list
);
2504 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_khr");
2505 return EGL_NO_IMAGE_KHR
;
2510 dri2_destroy_image_khr(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLImage
*image
)
2512 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2513 struct dri2_egl_image
*dri2_img
= dri2_egl_image(image
);
2517 dri2_dpy
->image
->destroyImage(dri2_img
->dri_image
);
2523 #ifdef HAVE_WAYLAND_PLATFORM
2526 dri2_wl_reference_buffer(void *user_data
, uint32_t name
, int fd
,
2527 struct wl_drm_buffer
*buffer
)
2529 _EGLDisplay
*disp
= user_data
;
2530 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2532 int dri_components
= 0;
2535 img
= dri2_dpy
->image
->createImageFromNames(dri2_dpy
->dri_screen
,
2544 img
= dri2_dpy
->image
->createImageFromFds(dri2_dpy
->dri_screen
,
2556 dri2_dpy
->image
->queryImage(img
, __DRI_IMAGE_ATTRIB_COMPONENTS
, &dri_components
);
2558 buffer
->driver_format
= NULL
;
2559 for (int i
= 0; i
< ARRAY_SIZE(wl_drm_components
); i
++)
2560 if (wl_drm_components
[i
].dri_components
== dri_components
)
2561 buffer
->driver_format
= &wl_drm_components
[i
];
2563 if (buffer
->driver_format
== NULL
)
2564 dri2_dpy
->image
->destroyImage(img
);
2566 buffer
->driver_buffer
= img
;
2570 dri2_wl_release_buffer(void *user_data
, struct wl_drm_buffer
*buffer
)
2572 _EGLDisplay
*disp
= user_data
;
2573 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2575 dri2_dpy
->image
->destroyImage(buffer
->driver_buffer
);
2578 static struct wayland_drm_callbacks wl_drm_callbacks
= {
2579 .authenticate
= NULL
,
2580 .reference_buffer
= dri2_wl_reference_buffer
,
2581 .release_buffer
= dri2_wl_release_buffer
2585 dri2_bind_wayland_display_wl(_EGLDriver
*drv
, _EGLDisplay
*disp
,
2586 struct wl_display
*wl_dpy
)
2588 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2594 if (dri2_dpy
->wl_server_drm
)
2597 wl_drm_callbacks
.authenticate
=
2598 (int(*)(void *, uint32_t)) dri2_dpy
->vtbl
->authenticate
;
2600 if (drmGetCap(dri2_dpy
->fd
, DRM_CAP_PRIME
, &cap
) == 0 &&
2601 cap
== (DRM_PRIME_CAP_IMPORT
| DRM_PRIME_CAP_EXPORT
) &&
2602 dri2_dpy
->image
->base
.version
>= 7 &&
2603 dri2_dpy
->image
->createImageFromFds
!= NULL
)
2604 flags
|= WAYLAND_DRM_PRIME
;
2606 dri2_dpy
->wl_server_drm
=
2607 wayland_drm_init(wl_dpy
, dri2_dpy
->device_name
,
2608 &wl_drm_callbacks
, disp
, flags
);
2610 if (!dri2_dpy
->wl_server_drm
)
2613 #ifdef HAVE_DRM_PLATFORM
2614 /* We have to share the wl_drm instance with gbm, so gbm can convert
2615 * wl_buffers to gbm bos. */
2616 if (dri2_dpy
->gbm_dri
)
2617 dri2_dpy
->gbm_dri
->wl_drm
= dri2_dpy
->wl_server_drm
;
2624 dri2_unbind_wayland_display_wl(_EGLDriver
*drv
, _EGLDisplay
*disp
,
2625 struct wl_display
*wl_dpy
)
2627 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2631 if (!dri2_dpy
->wl_server_drm
)
2634 wayland_drm_uninit(dri2_dpy
->wl_server_drm
);
2635 dri2_dpy
->wl_server_drm
= NULL
;
2641 dri2_query_wayland_buffer_wl(_EGLDriver
*drv
, _EGLDisplay
*disp
,
2642 struct wl_resource
*buffer_resource
,
2643 EGLint attribute
, EGLint
*value
)
2645 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2646 struct wl_drm_buffer
*buffer
;
2647 const struct wl_drm_components_descriptor
*format
;
2649 buffer
= wayland_drm_buffer_get(dri2_dpy
->wl_server_drm
, buffer_resource
);
2653 format
= buffer
->driver_format
;
2654 switch (attribute
) {
2655 case EGL_TEXTURE_FORMAT
:
2656 *value
= format
->components
;
2659 *value
= buffer
->width
;
2662 *value
= buffer
->height
;
2671 dri2_egl_ref_sync(struct dri2_egl_sync
*sync
)
2673 p_atomic_inc(&sync
->refcount
);
2677 dri2_egl_unref_sync(struct dri2_egl_display
*dri2_dpy
,
2678 struct dri2_egl_sync
*dri2_sync
)
2680 if (p_atomic_dec_zero(&dri2_sync
->refcount
)) {
2681 switch (dri2_sync
->base
.Type
) {
2682 case EGL_SYNC_REUSABLE_KHR
:
2683 cnd_destroy(&dri2_sync
->cond
);
2685 case EGL_SYNC_NATIVE_FENCE_ANDROID
:
2686 if (dri2_sync
->base
.SyncFd
!= EGL_NO_NATIVE_FENCE_FD_ANDROID
)
2687 close(dri2_sync
->base
.SyncFd
);
2693 if (dri2_sync
->fence
)
2694 dri2_dpy
->fence
->destroy_fence(dri2_dpy
->dri_screen
, dri2_sync
->fence
);
2701 dri2_create_sync(_EGLDriver
*drv
, _EGLDisplay
*dpy
,
2702 EGLenum type
, const EGLAttrib
*attrib_list
)
2704 _EGLContext
*ctx
= _eglGetCurrentContext();
2705 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
2706 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
2707 struct dri2_egl_sync
*dri2_sync
;
2709 pthread_condattr_t attr
;
2711 dri2_sync
= calloc(1, sizeof(struct dri2_egl_sync
));
2713 _eglError(EGL_BAD_ALLOC
, "eglCreateSyncKHR");
2717 if (!_eglInitSync(&dri2_sync
->base
, dpy
, type
, attrib_list
)) {
2723 case EGL_SYNC_FENCE_KHR
:
2724 dri2_sync
->fence
= dri2_dpy
->fence
->create_fence(dri2_ctx
->dri_context
);
2725 if (!dri2_sync
->fence
) {
2726 /* Why did it fail? DRI doesn't return an error code, so we emit
2727 * a generic EGL error that doesn't communicate user error.
2729 _eglError(EGL_BAD_ALLOC
, "eglCreateSyncKHR");
2735 case EGL_SYNC_CL_EVENT_KHR
:
2736 dri2_sync
->fence
= dri2_dpy
->fence
->get_fence_from_cl_event(
2737 dri2_dpy
->dri_screen
,
2738 dri2_sync
->base
.CLEvent
);
2739 /* this can only happen if the cl_event passed in is invalid. */
2740 if (!dri2_sync
->fence
) {
2741 _eglError(EGL_BAD_ATTRIBUTE
, "eglCreateSyncKHR");
2746 /* the initial status must be "signaled" if the cl_event is signaled */
2747 if (dri2_dpy
->fence
->client_wait_sync(dri2_ctx
->dri_context
,
2748 dri2_sync
->fence
, 0, 0))
2749 dri2_sync
->base
.SyncStatus
= EGL_SIGNALED_KHR
;
2752 case EGL_SYNC_REUSABLE_KHR
:
2753 /* intialize attr */
2754 ret
= pthread_condattr_init(&attr
);
2757 _eglError(EGL_BAD_ACCESS
, "eglCreateSyncKHR");
2762 /* change clock attribute to CLOCK_MONOTONIC */
2763 ret
= pthread_condattr_setclock(&attr
, CLOCK_MONOTONIC
);
2766 _eglError(EGL_BAD_ACCESS
, "eglCreateSyncKHR");
2771 ret
= pthread_cond_init(&dri2_sync
->cond
, &attr
);
2774 _eglError(EGL_BAD_ACCESS
, "eglCreateSyncKHR");
2779 /* initial status of reusable sync must be "unsignaled" */
2780 dri2_sync
->base
.SyncStatus
= EGL_UNSIGNALED_KHR
;
2783 case EGL_SYNC_NATIVE_FENCE_ANDROID
:
2784 if (dri2_dpy
->fence
->create_fence_fd
) {
2785 dri2_sync
->fence
= dri2_dpy
->fence
->create_fence_fd(
2786 dri2_ctx
->dri_context
,
2787 dri2_sync
->base
.SyncFd
);
2789 if (!dri2_sync
->fence
) {
2790 _eglError(EGL_BAD_ATTRIBUTE
, "eglCreateSyncKHR");
2797 p_atomic_set(&dri2_sync
->refcount
, 1);
2798 return &dri2_sync
->base
;
2802 dri2_destroy_sync(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLSync
*sync
)
2804 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
2805 struct dri2_egl_sync
*dri2_sync
= dri2_egl_sync(sync
);
2806 EGLint ret
= EGL_TRUE
;
2809 /* if type of sync is EGL_SYNC_REUSABLE_KHR and it is not signaled yet,
2810 * then unlock all threads possibly blocked by the reusable sync before
2813 if (dri2_sync
->base
.Type
== EGL_SYNC_REUSABLE_KHR
&&
2814 dri2_sync
->base
.SyncStatus
== EGL_UNSIGNALED_KHR
) {
2815 dri2_sync
->base
.SyncStatus
= EGL_SIGNALED_KHR
;
2816 /* unblock all threads currently blocked by sync */
2817 err
= cnd_broadcast(&dri2_sync
->cond
);
2820 _eglError(EGL_BAD_ACCESS
, "eglDestroySyncKHR");
2825 dri2_egl_unref_sync(dri2_dpy
, dri2_sync
);
2831 dri2_dup_native_fence_fd(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLSync
*sync
)
2833 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
2834 struct dri2_egl_sync
*dri2_sync
= dri2_egl_sync(sync
);
2836 assert(sync
->Type
== EGL_SYNC_NATIVE_FENCE_ANDROID
);
2838 if (sync
->SyncFd
== EGL_NO_NATIVE_FENCE_FD_ANDROID
) {
2839 /* try to retrieve the actual native fence fd.. if rendering is
2840 * not flushed this will just return -1, aka NO_NATIVE_FENCE_FD:
2842 sync
->SyncFd
= dri2_dpy
->fence
->get_fence_fd(dri2_dpy
->dri_screen
,
2846 if (sync
->SyncFd
== EGL_NO_NATIVE_FENCE_FD_ANDROID
) {
2847 /* if native fence fd still not created, return an error: */
2848 _eglError(EGL_BAD_PARAMETER
, "eglDupNativeFenceFDANDROID");
2849 return EGL_NO_NATIVE_FENCE_FD_ANDROID
;
2852 return dup(sync
->SyncFd
);
2856 dri2_client_wait_sync(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLSync
*sync
,
2857 EGLint flags
, EGLTime timeout
)
2859 _EGLContext
*ctx
= _eglGetCurrentContext();
2860 struct dri2_egl_driver
*dri2_drv
= dri2_egl_driver(drv
);
2861 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
2862 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
2863 struct dri2_egl_sync
*dri2_sync
= dri2_egl_sync(sync
);
2864 unsigned wait_flags
= 0;
2866 /* timespecs for cnd_timedwait */
2867 struct timespec current
;
2870 EGLint ret
= EGL_CONDITION_SATISFIED_KHR
;
2872 /* The EGL_KHR_fence_sync spec states:
2874 * "If no context is current for the bound API,
2875 * the EGL_SYNC_FLUSH_COMMANDS_BIT_KHR bit is ignored.
2877 if (dri2_ctx
&& flags
& EGL_SYNC_FLUSH_COMMANDS_BIT_KHR
)
2878 wait_flags
|= __DRI2_FENCE_FLAG_FLUSH_COMMANDS
;
2880 /* the sync object should take a reference while waiting */
2881 dri2_egl_ref_sync(dri2_sync
);
2883 switch (sync
->Type
) {
2884 case EGL_SYNC_FENCE_KHR
:
2885 case EGL_SYNC_NATIVE_FENCE_ANDROID
:
2886 case EGL_SYNC_CL_EVENT_KHR
:
2887 if (dri2_dpy
->fence
->client_wait_sync(dri2_ctx
? dri2_ctx
->dri_context
: NULL
,
2888 dri2_sync
->fence
, wait_flags
,
2890 dri2_sync
->base
.SyncStatus
= EGL_SIGNALED_KHR
;
2892 ret
= EGL_TIMEOUT_EXPIRED_KHR
;
2895 case EGL_SYNC_REUSABLE_KHR
:
2896 if (dri2_ctx
&& dri2_sync
->base
.SyncStatus
== EGL_UNSIGNALED_KHR
&&
2897 (flags
& EGL_SYNC_FLUSH_COMMANDS_BIT_KHR
)) {
2898 /* flush context if EGL_SYNC_FLUSH_COMMANDS_BIT_KHR is set */
2899 dri2_drv
->glFlush();
2902 /* if timeout is EGL_FOREVER_KHR, it should wait without any timeout.*/
2903 if (timeout
== EGL_FOREVER_KHR
) {
2904 mtx_lock(&dri2_sync
->mutex
);
2905 cnd_wait(&dri2_sync
->cond
, &dri2_sync
->mutex
);
2906 mtx_unlock(&dri2_sync
->mutex
);
2908 /* if reusable sync has not been yet signaled */
2909 if (dri2_sync
->base
.SyncStatus
!= EGL_SIGNALED_KHR
) {
2910 clock_gettime(CLOCK_MONOTONIC
, ¤t
);
2912 /* calculating when to expire */
2913 expire
.nsec
= timeout
% 1000000000L;
2914 expire
.sec
= timeout
/ 1000000000L;
2916 expire
.nsec
+= current
.tv_nsec
;
2917 expire
.sec
+= current
.tv_sec
;
2919 /* expire.nsec now is a number between 0 and 1999999998 */
2920 if (expire
.nsec
> 999999999L) {
2922 expire
.nsec
-= 1000000000L;
2925 mtx_lock(&dri2_sync
->mutex
);
2926 ret
= cnd_timedwait(&dri2_sync
->cond
, &dri2_sync
->mutex
, &expire
);
2927 mtx_unlock(&dri2_sync
->mutex
);
2929 if (ret
== thrd_busy
) {
2930 if (dri2_sync
->base
.SyncStatus
== EGL_UNSIGNALED_KHR
) {
2931 ret
= EGL_TIMEOUT_EXPIRED_KHR
;
2933 _eglError(EGL_BAD_ACCESS
, "eglClientWaitSyncKHR");
2941 dri2_egl_unref_sync(dri2_dpy
, dri2_sync
);
2947 dri2_signal_sync(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLSync
*sync
,
2950 struct dri2_egl_sync
*dri2_sync
= dri2_egl_sync(sync
);
2953 if (sync
->Type
!= EGL_SYNC_REUSABLE_KHR
)
2954 return _eglError(EGL_BAD_MATCH
, "eglSignalSyncKHR");
2956 if (mode
!= EGL_SIGNALED_KHR
&& mode
!= EGL_UNSIGNALED_KHR
)
2957 return _eglError(EGL_BAD_ATTRIBUTE
, "eglSignalSyncKHR");
2959 dri2_sync
->base
.SyncStatus
= mode
;
2961 if (mode
== EGL_SIGNALED_KHR
) {
2962 ret
= cnd_broadcast(&dri2_sync
->cond
);
2964 /* fail to broadcast */
2966 return _eglError(EGL_BAD_ACCESS
, "eglSignalSyncKHR");
2973 dri2_server_wait_sync(_EGLDriver
*drv
, _EGLDisplay
*dpy
, _EGLSync
*sync
)
2975 _EGLContext
*ctx
= _eglGetCurrentContext();
2976 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
2977 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
2978 struct dri2_egl_sync
*dri2_sync
= dri2_egl_sync(sync
);
2980 dri2_dpy
->fence
->server_wait_sync(dri2_ctx
->dri_context
,
2981 dri2_sync
->fence
, 0);
2986 dri2_interop_query_device_info(_EGLDisplay
*dpy
, _EGLContext
*ctx
,
2987 struct mesa_glinterop_device_info
*out
)
2989 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
2990 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
2992 if (!dri2_dpy
->interop
)
2993 return MESA_GLINTEROP_UNSUPPORTED
;
2995 return dri2_dpy
->interop
->query_device_info(dri2_ctx
->dri_context
, out
);
2999 dri2_interop_export_object(_EGLDisplay
*dpy
, _EGLContext
*ctx
,
3000 struct mesa_glinterop_export_in
*in
,
3001 struct mesa_glinterop_export_out
*out
)
3003 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(dpy
);
3004 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
3006 if (!dri2_dpy
->interop
)
3007 return MESA_GLINTEROP_UNSUPPORTED
;
3009 return dri2_dpy
->interop
->export_object(dri2_ctx
->dri_context
, in
, out
);
3013 dri2_unload(_EGLDriver
*drv
)
3015 struct dri2_egl_driver
*dri2_drv
= dri2_egl_driver(drv
);
3017 dlclose(dri2_drv
->handle
);
3022 dri2_load(_EGLDriver
*drv
)
3024 struct dri2_egl_driver
*dri2_drv
= dri2_egl_driver(drv
);
3025 #ifdef HAVE_ANDROID_PLATFORM
3026 const char *libname
= "libglapi.so";
3027 #elif defined(__APPLE__)
3028 const char *libname
= "libglapi.0.dylib";
3029 #elif defined(__CYGWIN__)
3030 const char *libname
= "cygglapi-0.dll";
3032 const char *libname
= "libglapi.so.0";
3036 /* RTLD_GLOBAL to make sure glapi symbols are visible to DRI drivers */
3037 handle
= dlopen(libname
, RTLD_LAZY
| RTLD_GLOBAL
);
3039 _eglLog(_EGL_WARNING
, "DRI2: failed to open glapi provider");
3043 dri2_drv
->get_proc_address
= (_EGLProc (*)(const char *))
3044 dlsym(handle
, "_glapi_get_proc_address");
3046 /* if glapi is not available, loading DRI drivers will fail */
3047 if (!dri2_drv
->get_proc_address
) {
3048 _eglLog(_EGL_WARNING
, "DRI2: failed to find _glapi_get_proc_address");
3052 dri2_drv
->glFlush
= (void (*)(void))
3053 dri2_drv
->get_proc_address("glFlush");
3055 /* if glFlush is not available things are horribly broken */
3056 if (!dri2_drv
->glFlush
) {
3057 _eglLog(_EGL_WARNING
, "DRI2: failed to find glFlush entry point");
3061 dri2_drv
->handle
= handle
;
3071 * This is the main entrypoint into the driver, called by libEGL.
3072 * Create a new _EGLDriver object and init its dispatch table.
3075 _eglBuiltInDriverDRI2(const char *args
)
3077 struct dri2_egl_driver
*dri2_drv
;
3081 dri2_drv
= calloc(1, sizeof *dri2_drv
);
3085 if (!dri2_load(&dri2_drv
->base
)) {
3090 _eglInitDriverFallbacks(&dri2_drv
->base
);
3091 dri2_drv
->base
.API
.Initialize
= dri2_initialize
;
3092 dri2_drv
->base
.API
.Terminate
= dri2_terminate
;
3093 dri2_drv
->base
.API
.CreateContext
= dri2_create_context
;
3094 dri2_drv
->base
.API
.DestroyContext
= dri2_destroy_context
;
3095 dri2_drv
->base
.API
.MakeCurrent
= dri2_make_current
;
3096 dri2_drv
->base
.API
.CreateWindowSurface
= dri2_create_window_surface
;
3097 dri2_drv
->base
.API
.CreatePixmapSurface
= dri2_create_pixmap_surface
;
3098 dri2_drv
->base
.API
.CreatePbufferSurface
= dri2_create_pbuffer_surface
;
3099 dri2_drv
->base
.API
.DestroySurface
= dri2_destroy_surface
;
3100 dri2_drv
->base
.API
.GetProcAddress
= dri2_get_proc_address
;
3101 dri2_drv
->base
.API
.WaitClient
= dri2_wait_client
;
3102 dri2_drv
->base
.API
.WaitNative
= dri2_wait_native
;
3103 dri2_drv
->base
.API
.BindTexImage
= dri2_bind_tex_image
;
3104 dri2_drv
->base
.API
.ReleaseTexImage
= dri2_release_tex_image
;
3105 dri2_drv
->base
.API
.SwapInterval
= dri2_swap_interval
;
3106 dri2_drv
->base
.API
.SwapBuffers
= dri2_swap_buffers
;
3107 dri2_drv
->base
.API
.SwapBuffersWithDamageEXT
= dri2_swap_buffers_with_damage
;
3108 dri2_drv
->base
.API
.SwapBuffersRegionNOK
= dri2_swap_buffers_region
;
3109 dri2_drv
->base
.API
.SetDamageRegion
= dri2_set_damage_region
;
3110 dri2_drv
->base
.API
.PostSubBufferNV
= dri2_post_sub_buffer
;
3111 dri2_drv
->base
.API
.CopyBuffers
= dri2_copy_buffers
,
3112 dri2_drv
->base
.API
.QueryBufferAge
= dri2_query_buffer_age
;
3113 dri2_drv
->base
.API
.CreateImageKHR
= dri2_create_image
;
3114 dri2_drv
->base
.API
.DestroyImageKHR
= dri2_destroy_image_khr
;
3115 dri2_drv
->base
.API
.CreateWaylandBufferFromImageWL
= dri2_create_wayland_buffer_from_image
;
3116 dri2_drv
->base
.API
.QuerySurface
= dri2_query_surface
;
3118 dri2_drv
->base
.API
.CreateDRMImageMESA
= dri2_create_drm_image_mesa
;
3119 dri2_drv
->base
.API
.ExportDRMImageMESA
= dri2_export_drm_image_mesa
;
3120 dri2_drv
->base
.API
.ExportDMABUFImageQueryMESA
= dri2_export_dma_buf_image_query_mesa
;
3121 dri2_drv
->base
.API
.ExportDMABUFImageMESA
= dri2_export_dma_buf_image_mesa
;
3122 dri2_drv
->base
.API
.QueryDmaBufFormatsEXT
= dri2_query_dma_buf_formats
;
3123 dri2_drv
->base
.API
.QueryDmaBufModifiersEXT
= dri2_query_dma_buf_modifiers
;
3125 #ifdef HAVE_WAYLAND_PLATFORM
3126 dri2_drv
->base
.API
.BindWaylandDisplayWL
= dri2_bind_wayland_display_wl
;
3127 dri2_drv
->base
.API
.UnbindWaylandDisplayWL
= dri2_unbind_wayland_display_wl
;
3128 dri2_drv
->base
.API
.QueryWaylandBufferWL
= dri2_query_wayland_buffer_wl
;
3130 dri2_drv
->base
.API
.GetSyncValuesCHROMIUM
= dri2_get_sync_values_chromium
;
3131 dri2_drv
->base
.API
.CreateSyncKHR
= dri2_create_sync
;
3132 dri2_drv
->base
.API
.ClientWaitSyncKHR
= dri2_client_wait_sync
;
3133 dri2_drv
->base
.API
.SignalSyncKHR
= dri2_signal_sync
;
3134 dri2_drv
->base
.API
.WaitSyncKHR
= dri2_server_wait_sync
;
3135 dri2_drv
->base
.API
.DestroySyncKHR
= dri2_destroy_sync
;
3136 dri2_drv
->base
.API
.GLInteropQueryDeviceInfo
= dri2_interop_query_device_info
;
3137 dri2_drv
->base
.API
.GLInteropExportObject
= dri2_interop_export_object
;
3138 dri2_drv
->base
.API
.DupNativeFenceFDANDROID
= dri2_dup_native_fence_fd
;
3140 dri2_drv
->base
.Name
= "DRI2";
3141 dri2_drv
->base
.Unload
= dri2_unload
;
3143 return &dri2_drv
->base
;