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/os_file.h"
66 #include "util/u_atomic.h"
67 #include "util/u_vector.h"
68 #include "mapi/glapi/glapi.h"
69 #include "util/bitscan.h"
70 #include "util/u_math.h"
72 /* Additional definitions not yet in the drm_fourcc.h.
74 #ifndef DRM_FORMAT_P010
75 #define DRM_FORMAT_P010 fourcc_code('P', '0', '1', '0') /* 2x2 subsampled Cb:Cr plane 10 bits per channel */
78 #ifndef DRM_FORMAT_P012
79 #define DRM_FORMAT_P012 fourcc_code('P', '0', '1', '2') /* 2x2 subsampled Cb:Cr plane 12 bits per channel */
82 #ifndef DRM_FORMAT_P016
83 #define DRM_FORMAT_P016 fourcc_code('P', '0', '1', '6') /* 2x2 subsampled Cb:Cr plane 16 bits per channel */
86 #define NUM_ATTRIBS 12
88 static const struct dri2_pbuffer_visual
{
89 const char *format_name
;
90 unsigned int dri_image_format
;
92 unsigned int rgba_sizes
[4];
93 } dri2_pbuffer_visuals
[] = {
96 __DRI_IMAGE_FORMAT_ABGR16161616F
,
102 __DRI_IMAGE_FORMAT_XBGR16161616F
,
108 __DRI_IMAGE_FORMAT_ARGB2101010
,
114 __DRI_IMAGE_FORMAT_XRGB2101010
,
120 __DRI_IMAGE_FORMAT_ARGB8888
,
126 __DRI_IMAGE_FORMAT_XRGB8888
,
132 __DRI_IMAGE_FORMAT_RGB565
,
139 dri_set_background_context(void *loaderPrivate
)
141 _EGLContext
*ctx
= _eglGetCurrentContext();
142 _EGLThreadInfo
*t
= _eglGetCurrentThread();
144 _eglBindContextToThread(ctx
, t
);
150 static void (*glFlush
)(void);
151 static mtx_t glFlushMutex
= _MTX_INITIALIZER_NP
;
153 mtx_lock(&glFlushMutex
);
155 glFlush
= _glapi_get_proc_address("glFlush");
156 mtx_unlock(&glFlushMutex
);
158 /* if glFlush is not available things are horribly broken */
160 _eglLog(_EGL_WARNING
, "DRI2: failed to find glFlush entry point");
168 dri_is_thread_safe(void *loaderPrivate
)
170 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
171 UNUSED _EGLDisplay
*display
= dri2_surf
->base
.Resource
.Display
;
173 #ifdef HAVE_X11_PLATFORM
174 Display
*xdpy
= (Display
*)display
->PlatformDisplay
;
176 /* Check Xlib is running in thread safe mode when running on EGL/X11-xlib
179 * 'lock_fns' is the XLockDisplay function pointer of the X11 display 'dpy'.
180 * It wll be NULL if XInitThreads wasn't called.
182 if (display
->Platform
== _EGL_PLATFORM_X11
&& xdpy
&& !xdpy
->lock_fns
)
186 #ifdef HAVE_WAYLAND_PLATFORM
187 if (display
->Platform
== _EGL_PLATFORM_WAYLAND
)
194 const __DRIbackgroundCallableExtension background_callable_extension
= {
195 .base
= { __DRI_BACKGROUND_CALLABLE
, 2 },
197 .setBackgroundContext
= dri_set_background_context
,
198 .isThreadSafe
= dri_is_thread_safe
,
201 const __DRIuseInvalidateExtension use_invalidate
= {
202 .base
= { __DRI_USE_INVALIDATE
, 1 }
206 dri2_get_pbuffer_drawable_info(__DRIdrawable
* draw
,
207 int *x
, int *y
, int *w
, int *h
,
210 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
213 *w
= dri2_surf
->base
.Width
;
214 *h
= dri2_surf
->base
.Height
;
218 dri2_get_bytes_per_pixel(struct dri2_egl_surface
*dri2_surf
)
220 const int depth
= dri2_surf
->base
.Config
->BufferSize
;
221 return depth
? util_next_power_of_two(depth
/ 8) : 0;
225 dri2_put_image(__DRIdrawable
* draw
, int op
,
226 int x
, int y
, int w
, int h
,
227 char *data
, void *loaderPrivate
)
229 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
230 const int bpp
= dri2_get_bytes_per_pixel(dri2_surf
);
231 const int width
= dri2_surf
->base
.Width
;
232 const int height
= dri2_surf
->base
.Height
;
233 const int dst_stride
= width
*bpp
;
234 const int src_stride
= w
*bpp
;
235 const int x_offset
= x
*bpp
;
236 int copy_width
= src_stride
;
238 if (!dri2_surf
->swrast_device_buffer
)
239 dri2_surf
->swrast_device_buffer
= malloc(height
*dst_stride
);
241 if (dri2_surf
->swrast_device_buffer
) {
242 const char *src
= data
;
243 char *dst
= dri2_surf
->swrast_device_buffer
;
248 /* Drivers are allowed to submit OOB PutImage requests, so clip here. */
249 if (copy_width
> dst_stride
- x_offset
)
250 copy_width
= dst_stride
- x_offset
;
255 memcpy(dst
, src
, copy_width
);
263 dri2_get_image(__DRIdrawable
* read
,
264 int x
, int y
, int w
, int h
,
265 char *data
, void *loaderPrivate
)
267 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
268 const int bpp
= dri2_get_bytes_per_pixel(dri2_surf
);
269 const int width
= dri2_surf
->base
.Width
;
270 const int height
= dri2_surf
->base
.Height
;
271 const int src_stride
= width
*bpp
;
272 const int dst_stride
= w
*bpp
;
273 const int x_offset
= x
*bpp
;
274 int copy_width
= dst_stride
;
275 const char *src
= dri2_surf
->swrast_device_buffer
;
279 memset(data
, 0, copy_width
* h
);
286 /* Drivers are allowed to submit OOB GetImage requests, so clip here. */
287 if (copy_width
> src_stride
- x_offset
)
288 copy_width
= src_stride
- x_offset
;
293 memcpy(dst
, src
, copy_width
);
300 /* HACK: technically we should have swrast_null, instead of these.
302 const __DRIswrastLoaderExtension swrast_pbuffer_loader_extension
= {
303 .base
= { __DRI_SWRAST_LOADER
, 1 },
304 .getDrawableInfo
= dri2_get_pbuffer_drawable_info
,
305 .putImage
= dri2_put_image
,
306 .getImage
= dri2_get_image
,
309 static const EGLint dri2_to_egl_attribute_map
[__DRI_ATTRIB_MAX
] = {
310 [__DRI_ATTRIB_BUFFER_SIZE
] = EGL_BUFFER_SIZE
,
311 [__DRI_ATTRIB_LEVEL
] = EGL_LEVEL
,
312 [__DRI_ATTRIB_LUMINANCE_SIZE
] = EGL_LUMINANCE_SIZE
,
313 [__DRI_ATTRIB_DEPTH_SIZE
] = EGL_DEPTH_SIZE
,
314 [__DRI_ATTRIB_STENCIL_SIZE
] = EGL_STENCIL_SIZE
,
315 [__DRI_ATTRIB_SAMPLE_BUFFERS
] = EGL_SAMPLE_BUFFERS
,
316 [__DRI_ATTRIB_SAMPLES
] = EGL_SAMPLES
,
317 [__DRI_ATTRIB_MAX_PBUFFER_WIDTH
] = EGL_MAX_PBUFFER_WIDTH
,
318 [__DRI_ATTRIB_MAX_PBUFFER_HEIGHT
] = EGL_MAX_PBUFFER_HEIGHT
,
319 [__DRI_ATTRIB_MAX_PBUFFER_PIXELS
] = EGL_MAX_PBUFFER_PIXELS
,
320 [__DRI_ATTRIB_MAX_SWAP_INTERVAL
] = EGL_MAX_SWAP_INTERVAL
,
321 [__DRI_ATTRIB_MIN_SWAP_INTERVAL
] = EGL_MIN_SWAP_INTERVAL
,
322 [__DRI_ATTRIB_YINVERTED
] = EGL_Y_INVERTED_NOK
,
326 dri2_get_dri_config(struct dri2_egl_config
*conf
, EGLint surface_type
,
329 const bool double_buffer
= surface_type
== EGL_WINDOW_BIT
;
330 const bool srgb
= colorspace
== EGL_GL_COLORSPACE_SRGB_KHR
;
332 return conf
->dri_config
[double_buffer
][srgb
];
336 dri2_match_config(const _EGLConfig
*conf
, const _EGLConfig
*criteria
)
338 if (_eglCompareConfigs(conf
, criteria
, NULL
, EGL_FALSE
) != 0)
341 if (!_eglMatchConfig(conf
, criteria
))
348 dri2_get_shifts_and_sizes(const __DRIcoreExtension
*core
,
349 const __DRIconfig
*config
, int *shifts
,
354 if (core
->getConfigAttrib(config
, __DRI_ATTRIB_RED_SHIFT
, (unsigned int *)&shifts
[0])) {
355 core
->getConfigAttrib(config
, __DRI_ATTRIB_GREEN_SHIFT
, (unsigned int *)&shifts
[1]);
356 core
->getConfigAttrib(config
, __DRI_ATTRIB_BLUE_SHIFT
, (unsigned int *)&shifts
[2]);
357 core
->getConfigAttrib(config
, __DRI_ATTRIB_ALPHA_SHIFT
, (unsigned int *)&shifts
[3]);
359 /* Driver isn't exposing shifts, so convert masks to shifts */
360 core
->getConfigAttrib(config
, __DRI_ATTRIB_RED_MASK
, &mask
);
361 shifts
[0] = ffs(mask
) - 1;
362 core
->getConfigAttrib(config
, __DRI_ATTRIB_GREEN_MASK
, &mask
);
363 shifts
[1] = ffs(mask
) - 1;
364 core
->getConfigAttrib(config
, __DRI_ATTRIB_BLUE_MASK
, &mask
);
365 shifts
[2] = ffs(mask
) - 1;
366 core
->getConfigAttrib(config
, __DRI_ATTRIB_ALPHA_MASK
, &mask
);
367 shifts
[3] = ffs(mask
) - 1;
370 core
->getConfigAttrib(config
, __DRI_ATTRIB_RED_SIZE
, &sizes
[0]);
371 core
->getConfigAttrib(config
, __DRI_ATTRIB_GREEN_SIZE
, &sizes
[1]);
372 core
->getConfigAttrib(config
, __DRI_ATTRIB_BLUE_SIZE
, &sizes
[2]);
373 core
->getConfigAttrib(config
, __DRI_ATTRIB_ALPHA_SIZE
, &sizes
[3]);
377 dri2_get_render_type_float(const __DRIcoreExtension
*core
,
378 const __DRIconfig
*config
,
381 unsigned int render_type
;
383 core
->getConfigAttrib(config
, __DRI_ATTRIB_RENDER_TYPE
, &render_type
);
384 *is_float
= (render_type
& __DRI_ATTRIB_FLOAT_BIT
) ? true : false;
388 dri2_image_format_for_pbuffer_config(struct dri2_egl_display
*dri2_dpy
,
389 const __DRIconfig
*config
)
392 unsigned int sizes
[4];
394 dri2_get_shifts_and_sizes(dri2_dpy
->core
, config
, shifts
, sizes
);
396 for (unsigned i
= 0; i
< ARRAY_SIZE(dri2_pbuffer_visuals
); ++i
) {
397 const struct dri2_pbuffer_visual
*visual
= &dri2_pbuffer_visuals
[i
];
399 if (shifts
[0] == visual
->rgba_shifts
[0] &&
400 shifts
[1] == visual
->rgba_shifts
[1] &&
401 shifts
[2] == visual
->rgba_shifts
[2] &&
402 shifts
[3] == visual
->rgba_shifts
[3] &&
403 sizes
[0] == visual
->rgba_sizes
[0] &&
404 sizes
[1] == visual
->rgba_sizes
[1] &&
405 sizes
[2] == visual
->rgba_sizes
[2] &&
406 sizes
[3] == visual
->rgba_sizes
[3]) {
407 return visual
->dri_image_format
;
411 return __DRI_IMAGE_FORMAT_NONE
;
414 struct dri2_egl_config
*
415 dri2_add_config(_EGLDisplay
*disp
, const __DRIconfig
*dri_config
, int id
,
416 EGLint surface_type
, const EGLint
*attr_list
,
417 const int *rgba_shifts
, const unsigned int *rgba_sizes
)
419 struct dri2_egl_config
*conf
;
420 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
422 unsigned int attrib
, value
, double_buffer
;
424 EGLint key
, bind_to_texture_rgb
, bind_to_texture_rgba
;
425 int dri_shifts
[4] = { -1, -1, -1, -1 };
426 unsigned int dri_sizes
[4] = { 0, 0, 0, 0 };
427 _EGLConfig
*matching_config
;
428 EGLint num_configs
= 0;
431 _eglInitConfig(&base
, disp
, id
);
434 bind_to_texture_rgb
= 0;
435 bind_to_texture_rgba
= 0;
437 for (int i
= 0; i
< __DRI_ATTRIB_MAX
; ++i
) {
438 if (!dri2_dpy
->core
->indexConfigAttrib(dri_config
, i
, &attrib
, &value
))
442 case __DRI_ATTRIB_RENDER_TYPE
:
443 if (value
& __DRI_ATTRIB_FLOAT_BIT
)
444 base
.ComponentType
= EGL_COLOR_COMPONENT_TYPE_FLOAT_EXT
;
445 if (value
& __DRI_ATTRIB_RGBA_BIT
)
446 value
= EGL_RGB_BUFFER
;
447 else if (value
& __DRI_ATTRIB_LUMINANCE_BIT
)
448 value
= EGL_LUMINANCE_BUFFER
;
451 base
.ColorBufferType
= value
;
454 case __DRI_ATTRIB_CONFIG_CAVEAT
:
455 if (value
& __DRI_ATTRIB_NON_CONFORMANT_CONFIG
)
456 value
= EGL_NON_CONFORMANT_CONFIG
;
457 else if (value
& __DRI_ATTRIB_SLOW_BIT
)
458 value
= EGL_SLOW_CONFIG
;
461 base
.ConfigCaveat
= value
;
464 case __DRI_ATTRIB_BIND_TO_TEXTURE_RGB
:
465 bind_to_texture_rgb
= value
;
468 case __DRI_ATTRIB_BIND_TO_TEXTURE_RGBA
:
469 bind_to_texture_rgba
= value
;
472 case __DRI_ATTRIB_DOUBLE_BUFFER
:
473 double_buffer
= value
;
476 case __DRI_ATTRIB_RED_SIZE
:
477 dri_sizes
[0] = value
;
478 base
.RedSize
= value
;
481 case __DRI_ATTRIB_RED_MASK
:
482 dri_shifts
[0] = ffs(value
) - 1;
485 case __DRI_ATTRIB_RED_SHIFT
:
486 dri_shifts
[0] = value
;
489 case __DRI_ATTRIB_GREEN_SIZE
:
490 dri_sizes
[1] = value
;
491 base
.GreenSize
= value
;
494 case __DRI_ATTRIB_GREEN_MASK
:
495 dri_shifts
[1] = ffs(value
) - 1;
498 case __DRI_ATTRIB_GREEN_SHIFT
:
499 dri_shifts
[1] = value
;
502 case __DRI_ATTRIB_BLUE_SIZE
:
503 dri_sizes
[2] = value
;
504 base
.BlueSize
= value
;
507 case __DRI_ATTRIB_BLUE_MASK
:
508 dri_shifts
[2] = ffs(value
) - 1;
511 case __DRI_ATTRIB_BLUE_SHIFT
:
512 dri_shifts
[2] = value
;
515 case __DRI_ATTRIB_ALPHA_SIZE
:
516 dri_sizes
[3] = value
;
517 base
.AlphaSize
= value
;
520 case __DRI_ATTRIB_ALPHA_MASK
:
521 dri_shifts
[3] = ffs(value
) - 1;
524 case __DRI_ATTRIB_ALPHA_SHIFT
:
525 dri_shifts
[3] = value
;
528 case __DRI_ATTRIB_ACCUM_RED_SIZE
:
529 case __DRI_ATTRIB_ACCUM_GREEN_SIZE
:
530 case __DRI_ATTRIB_ACCUM_BLUE_SIZE
:
531 case __DRI_ATTRIB_ACCUM_ALPHA_SIZE
:
532 /* Don't expose visuals with the accumulation buffer. */
537 case __DRI_ATTRIB_FRAMEBUFFER_SRGB_CAPABLE
:
539 if (!disp
->Extensions
.KHR_gl_colorspace
&& srgb
)
543 case __DRI_ATTRIB_MAX_PBUFFER_WIDTH
:
544 base
.MaxPbufferWidth
= _EGL_MAX_PBUFFER_WIDTH
;
546 case __DRI_ATTRIB_MAX_PBUFFER_HEIGHT
:
547 base
.MaxPbufferHeight
= _EGL_MAX_PBUFFER_HEIGHT
;
549 case __DRI_ATTRIB_MUTABLE_RENDER_BUFFER
:
550 if (disp
->Extensions
.KHR_mutable_render_buffer
)
551 surface_type
|= EGL_MUTABLE_RENDER_BUFFER_BIT_KHR
;
554 key
= dri2_to_egl_attribute_map
[attrib
];
556 _eglSetConfigKey(&base
, key
, value
);
562 for (int i
= 0; attr_list
[i
] != EGL_NONE
; i
+= 2)
563 _eglSetConfigKey(&base
, attr_list
[i
], attr_list
[i
+1]);
565 if (rgba_shifts
&& memcmp(rgba_shifts
, dri_shifts
, sizeof(dri_shifts
)))
568 if (rgba_sizes
&& memcmp(rgba_sizes
, dri_sizes
, sizeof(dri_sizes
)))
571 base
.NativeRenderable
= EGL_TRUE
;
573 base
.SurfaceType
= surface_type
;
574 if (surface_type
& (EGL_PBUFFER_BIT
|
575 (disp
->Extensions
.NOK_texture_from_pixmap
? EGL_PIXMAP_BIT
: 0))) {
576 base
.BindToTextureRGB
= bind_to_texture_rgb
;
577 if (base
.AlphaSize
> 0)
578 base
.BindToTextureRGBA
= bind_to_texture_rgba
;
582 surface_type
&= ~EGL_PIXMAP_BIT
;
585 /* No support for pbuffer + MSAA for now.
587 * XXX TODO: pbuffer + MSAA does not work and causes crashes.
588 * See QT bugreport: https://bugreports.qt.io/browse/QTBUG-47509
591 surface_type
&= ~EGL_PBUFFER_BIT
;
597 base
.RenderableType
= disp
->ClientAPIs
;
598 base
.Conformant
= disp
->ClientAPIs
;
600 base
.MinSwapInterval
= dri2_dpy
->min_swap_interval
;
601 base
.MaxSwapInterval
= dri2_dpy
->max_swap_interval
;
603 if (!_eglValidateConfig(&base
, EGL_FALSE
)) {
604 _eglLog(_EGL_DEBUG
, "DRI2: failed to validate config %d", id
);
608 config_id
= base
.ConfigID
;
609 base
.ConfigID
= EGL_DONT_CARE
;
610 base
.SurfaceType
= EGL_DONT_CARE
;
611 num_configs
= _eglFilterArray(disp
->Configs
, (void **) &matching_config
, 1,
612 (_EGLArrayForEach
) dri2_match_config
, &base
);
614 if (num_configs
== 1) {
615 conf
= (struct dri2_egl_config
*) matching_config
;
617 if (!conf
->dri_config
[double_buffer
][srgb
])
618 conf
->dri_config
[double_buffer
][srgb
] = dri_config
;
620 /* a similar config type is already added (unlikely) => discard */
623 else if (num_configs
== 0) {
624 conf
= calloc(1, sizeof *conf
);
628 conf
->dri_config
[double_buffer
][srgb
] = dri_config
;
630 memcpy(&conf
->base
, &base
, sizeof base
);
631 conf
->base
.SurfaceType
= 0;
632 conf
->base
.ConfigID
= config_id
;
634 _eglLinkConfig(&conf
->base
);
637 unreachable("duplicates should not be possible");
641 conf
->base
.SurfaceType
|= surface_type
;
647 dri2_add_pbuffer_configs_for_visuals(_EGLDisplay
*disp
)
649 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
650 unsigned int format_count
[ARRAY_SIZE(dri2_pbuffer_visuals
)] = { 0 };
651 unsigned int config_count
= 0;
653 for (unsigned i
= 0; dri2_dpy
->driver_configs
[i
] != NULL
; i
++) {
654 for (unsigned j
= 0; j
< ARRAY_SIZE(dri2_pbuffer_visuals
); j
++) {
655 struct dri2_egl_config
*dri2_conf
;
657 dri2_conf
= dri2_add_config(disp
, dri2_dpy
->driver_configs
[i
],
658 config_count
+ 1, EGL_PBUFFER_BIT
, NULL
,
659 dri2_pbuffer_visuals
[j
].rgba_shifts
, dri2_pbuffer_visuals
[j
].rgba_sizes
);
662 if (dri2_conf
->base
.ConfigID
== config_count
+ 1)
669 for (unsigned i
= 0; i
< ARRAY_SIZE(format_count
); i
++) {
670 if (!format_count
[i
]) {
671 _eglLog(_EGL_DEBUG
, "No DRI config supports native format %s",
672 dri2_pbuffer_visuals
[i
].format_name
);
676 return (config_count
!= 0);
680 dri2_lookup_egl_image(__DRIscreen
*screen
, void *image
, void *data
)
682 _EGLDisplay
*disp
= data
;
683 struct dri2_egl_image
*dri2_img
;
688 img
= _eglLookupImage(image
, disp
);
690 _eglError(EGL_BAD_PARAMETER
, "dri2_lookup_egl_image");
694 dri2_img
= dri2_egl_image(image
);
696 return dri2_img
->dri_image
;
699 const __DRIimageLookupExtension image_lookup_extension
= {
700 .base
= { __DRI_IMAGE_LOOKUP
, 1 },
702 .lookupEGLImage
= dri2_lookup_egl_image
705 struct dri2_extension_match
{
711 static const struct dri2_extension_match dri3_driver_extensions
[] = {
712 { __DRI_CORE
, 1, offsetof(struct dri2_egl_display
, core
) },
713 { __DRI_IMAGE_DRIVER
, 1, offsetof(struct dri2_egl_display
, image_driver
) },
717 static const struct dri2_extension_match dri2_driver_extensions
[] = {
718 { __DRI_CORE
, 1, offsetof(struct dri2_egl_display
, core
) },
719 { __DRI_DRI2
, 2, offsetof(struct dri2_egl_display
, dri2
) },
723 static const struct dri2_extension_match dri2_core_extensions
[] = {
724 { __DRI2_FLUSH
, 1, offsetof(struct dri2_egl_display
, flush
) },
725 { __DRI_TEX_BUFFER
, 2, offsetof(struct dri2_egl_display
, tex_buffer
) },
726 { __DRI_IMAGE
, 1, offsetof(struct dri2_egl_display
, image
) },
730 static const struct dri2_extension_match swrast_driver_extensions
[] = {
731 { __DRI_CORE
, 1, offsetof(struct dri2_egl_display
, core
) },
732 { __DRI_SWRAST
, 2, offsetof(struct dri2_egl_display
, swrast
) },
736 static const struct dri2_extension_match swrast_core_extensions
[] = {
737 { __DRI_TEX_BUFFER
, 2, offsetof(struct dri2_egl_display
, tex_buffer
) },
741 static const struct dri2_extension_match optional_driver_extensions
[] = {
742 { __DRI_CONFIG_OPTIONS
, 1, offsetof(struct dri2_egl_display
, configOptions
) },
746 static const struct dri2_extension_match optional_core_extensions
[] = {
747 { __DRI2_ROBUSTNESS
, 1, offsetof(struct dri2_egl_display
, robustness
) },
748 { __DRI2_NO_ERROR
, 1, offsetof(struct dri2_egl_display
, no_error
) },
749 { __DRI2_CONFIG_QUERY
, 1, offsetof(struct dri2_egl_display
, config
) },
750 { __DRI2_FENCE
, 1, offsetof(struct dri2_egl_display
, fence
) },
751 { __DRI2_BUFFER_DAMAGE
, 1, offsetof(struct dri2_egl_display
, buffer_damage
) },
752 { __DRI2_RENDERER_QUERY
, 1, offsetof(struct dri2_egl_display
, rendererQuery
) },
753 { __DRI2_INTEROP
, 1, offsetof(struct dri2_egl_display
, interop
) },
754 { __DRI_IMAGE
, 1, offsetof(struct dri2_egl_display
, image
) },
755 { __DRI2_FLUSH_CONTROL
, 1, offsetof(struct dri2_egl_display
, flush_control
) },
756 { __DRI2_BLOB
, 1, offsetof(struct dri2_egl_display
, blob
) },
757 { __DRI_MUTABLE_RENDER_BUFFER_DRIVER
, 1, offsetof(struct dri2_egl_display
, mutable_render_buffer
) },
762 dri2_bind_extensions(struct dri2_egl_display
*dri2_dpy
,
763 const struct dri2_extension_match
*matches
,
764 const __DRIextension
**extensions
,
770 for (int i
= 0; extensions
[i
]; i
++) {
771 _eglLog(_EGL_DEBUG
, "found extension `%s'", extensions
[i
]->name
);
772 for (int j
= 0; matches
[j
].name
; j
++) {
773 if (strcmp(extensions
[i
]->name
, matches
[j
].name
) == 0 &&
774 extensions
[i
]->version
>= matches
[j
].version
) {
775 field
= ((char *) dri2_dpy
+ matches
[j
].offset
);
776 *(const __DRIextension
**) field
= extensions
[i
];
777 _eglLog(_EGL_INFO
, "found extension %s version %d",
778 extensions
[i
]->name
, extensions
[i
]->version
);
784 for (int j
= 0; matches
[j
].name
; j
++) {
785 field
= ((char *) dri2_dpy
+ matches
[j
].offset
);
786 if (*(const __DRIextension
**) field
== NULL
) {
788 _eglLog(_EGL_DEBUG
, "did not find optional extension %s version %d",
789 matches
[j
].name
, matches
[j
].version
);
791 _eglLog(_EGL_WARNING
, "did not find extension %s version %d",
792 matches
[j
].name
, matches
[j
].version
);
801 static const __DRIextension
**
802 dri2_open_driver(_EGLDisplay
*disp
)
804 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
805 static const char *search_path_vars
[] = {
806 "LIBGL_DRIVERS_PATH",
810 return loader_open_driver(dri2_dpy
->driver_name
,
816 dri2_load_driver_common(_EGLDisplay
*disp
,
817 const struct dri2_extension_match
*driver_extensions
)
819 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
820 const __DRIextension
**extensions
;
822 extensions
= dri2_open_driver(disp
);
826 if (!dri2_bind_extensions(dri2_dpy
, driver_extensions
, extensions
, false)) {
827 dlclose(dri2_dpy
->driver
);
828 dri2_dpy
->driver
= NULL
;
831 dri2_dpy
->driver_extensions
= extensions
;
833 dri2_bind_extensions(dri2_dpy
, optional_driver_extensions
, extensions
, true);
839 dri2_load_driver(_EGLDisplay
*disp
)
841 return dri2_load_driver_common(disp
, dri2_driver_extensions
);
845 dri2_load_driver_dri3(_EGLDisplay
*disp
)
847 return dri2_load_driver_common(disp
, dri3_driver_extensions
);
851 dri2_load_driver_swrast(_EGLDisplay
*disp
)
853 return dri2_load_driver_common(disp
, swrast_driver_extensions
);
857 dri2_renderer_query_integer(struct dri2_egl_display
*dri2_dpy
, int param
)
859 const __DRI2rendererQueryExtension
*rendererQuery
= dri2_dpy
->rendererQuery
;
860 unsigned int value
= 0;
862 if (!rendererQuery
||
863 rendererQuery
->queryInteger(dri2_dpy
->dri_screen
, param
, &value
) == -1)
870 dri2_query_driver_name(_EGLDisplay
*disp
)
872 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
873 return dri2_dpy
->driver_name
;
877 dri2_query_driver_config(_EGLDisplay
*disp
)
879 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
880 const __DRIconfigOptionsExtension
*ext
= dri2_dpy
->configOptions
;
882 if (ext
->base
.version
>= 2)
883 return ext
->getXml(dri2_dpy
->driver_name
);
885 return strdup(ext
->xml
);
890 dri2_setup_screen(_EGLDisplay
*disp
)
892 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
893 unsigned int api_mask
;
896 * EGL 1.5 specification defines the default value to 1. Moreover,
897 * eglSwapInterval() is required to clamp requested value to the supported
898 * range. Since the default value is implicitly assumed to be supported,
899 * use it as both minimum and maximum for the platforms that do not allow
900 * changing the interval. Platforms, which allow it (e.g. x11, wayland)
901 * override these values already.
903 dri2_dpy
->min_swap_interval
= 1;
904 dri2_dpy
->max_swap_interval
= 1;
905 dri2_dpy
->default_swap_interval
= 1;
907 if (dri2_dpy
->image_driver
) {
908 api_mask
= dri2_dpy
->image_driver
->getAPIMask(dri2_dpy
->dri_screen
);
909 } else if (dri2_dpy
->dri2
) {
910 api_mask
= dri2_dpy
->dri2
->getAPIMask(dri2_dpy
->dri_screen
);
912 assert(dri2_dpy
->swrast
);
913 api_mask
= 1 << __DRI_API_OPENGL
|
914 1 << __DRI_API_GLES
|
915 1 << __DRI_API_GLES2
|
916 1 << __DRI_API_GLES3
;
919 disp
->ClientAPIs
= 0;
920 if ((api_mask
& (1 <<__DRI_API_OPENGL
)) && _eglIsApiValid(EGL_OPENGL_API
))
921 disp
->ClientAPIs
|= EGL_OPENGL_BIT
;
922 if ((api_mask
& (1 << __DRI_API_GLES
)) && _eglIsApiValid(EGL_OPENGL_ES_API
))
923 disp
->ClientAPIs
|= EGL_OPENGL_ES_BIT
;
924 if ((api_mask
& (1 << __DRI_API_GLES2
)) && _eglIsApiValid(EGL_OPENGL_ES_API
))
925 disp
->ClientAPIs
|= EGL_OPENGL_ES2_BIT
;
926 if ((api_mask
& (1 << __DRI_API_GLES3
)) && _eglIsApiValid(EGL_OPENGL_ES_API
))
927 disp
->ClientAPIs
|= EGL_OPENGL_ES3_BIT_KHR
;
929 assert(dri2_dpy
->image_driver
|| dri2_dpy
->dri2
|| dri2_dpy
->swrast
);
930 disp
->Extensions
.KHR_no_config_context
= EGL_TRUE
;
931 disp
->Extensions
.KHR_surfaceless_context
= EGL_TRUE
;
933 if (dri2_dpy
->configOptions
) {
934 disp
->Extensions
.MESA_query_driver
= EGL_TRUE
;
937 /* Report back to EGL the bitmask of priorities supported */
938 disp
->Extensions
.IMG_context_priority
=
939 dri2_renderer_query_integer(dri2_dpy
,
940 __DRI2_RENDERER_HAS_CONTEXT_PRIORITY
);
942 disp
->Extensions
.EXT_pixel_format_float
= EGL_TRUE
;
944 if (dri2_renderer_query_integer(dri2_dpy
,
945 __DRI2_RENDERER_HAS_FRAMEBUFFER_SRGB
))
946 disp
->Extensions
.KHR_gl_colorspace
= EGL_TRUE
;
948 if (dri2_dpy
->image_driver
||
949 (dri2_dpy
->dri2
&& dri2_dpy
->dri2
->base
.version
>= 3) ||
950 (dri2_dpy
->swrast
&& dri2_dpy
->swrast
->base
.version
>= 3)) {
951 disp
->Extensions
.KHR_create_context
= EGL_TRUE
;
953 if (dri2_dpy
->robustness
)
954 disp
->Extensions
.EXT_create_context_robustness
= EGL_TRUE
;
957 if (dri2_dpy
->no_error
)
958 disp
->Extensions
.KHR_create_context_no_error
= EGL_TRUE
;
960 if (dri2_dpy
->fence
) {
961 disp
->Extensions
.KHR_fence_sync
= EGL_TRUE
;
962 disp
->Extensions
.KHR_wait_sync
= EGL_TRUE
;
963 if (dri2_dpy
->fence
->get_fence_from_cl_event
)
964 disp
->Extensions
.KHR_cl_event2
= EGL_TRUE
;
965 if (dri2_dpy
->fence
->base
.version
>= 2 &&
966 dri2_dpy
->fence
->get_capabilities
) {
967 unsigned capabilities
=
968 dri2_dpy
->fence
->get_capabilities(dri2_dpy
->dri_screen
);
969 disp
->Extensions
.ANDROID_native_fence_sync
=
970 (capabilities
& __DRI_FENCE_CAP_NATIVE_FD
) != 0;
975 disp
->Extensions
.ANDROID_blob_cache
= EGL_TRUE
;
977 disp
->Extensions
.KHR_reusable_sync
= EGL_TRUE
;
979 if (dri2_dpy
->image
) {
980 if (dri2_dpy
->image
->base
.version
>= 10 &&
981 dri2_dpy
->image
->getCapabilities
!= NULL
) {
984 capabilities
= dri2_dpy
->image
->getCapabilities(dri2_dpy
->dri_screen
);
985 disp
->Extensions
.MESA_drm_image
= (capabilities
& __DRI_IMAGE_CAP_GLOBAL_NAMES
) != 0;
987 if (dri2_dpy
->image
->base
.version
>= 11)
988 disp
->Extensions
.MESA_image_dma_buf_export
= EGL_TRUE
;
990 disp
->Extensions
.MESA_drm_image
= EGL_TRUE
;
991 if (dri2_dpy
->image
->base
.version
>= 11)
992 disp
->Extensions
.MESA_image_dma_buf_export
= EGL_TRUE
;
995 disp
->Extensions
.KHR_image_base
= EGL_TRUE
;
996 disp
->Extensions
.KHR_gl_renderbuffer_image
= EGL_TRUE
;
997 if (dri2_dpy
->image
->base
.version
>= 5 &&
998 dri2_dpy
->image
->createImageFromTexture
) {
999 disp
->Extensions
.KHR_gl_texture_2D_image
= EGL_TRUE
;
1000 disp
->Extensions
.KHR_gl_texture_cubemap_image
= EGL_TRUE
;
1002 if (dri2_renderer_query_integer(dri2_dpy
,
1003 __DRI2_RENDERER_HAS_TEXTURE_3D
))
1004 disp
->Extensions
.KHR_gl_texture_3D_image
= EGL_TRUE
;
1007 if (dri2_dpy
->image
->base
.version
>= 8 &&
1008 dri2_dpy
->image
->createImageFromDmaBufs
) {
1009 disp
->Extensions
.EXT_image_dma_buf_import
= EGL_TRUE
;
1010 disp
->Extensions
.EXT_image_dma_buf_import_modifiers
= EGL_TRUE
;
1015 if (dri2_dpy
->flush_control
)
1016 disp
->Extensions
.KHR_context_flush_control
= EGL_TRUE
;
1018 if (dri2_dpy
->buffer_damage
&& dri2_dpy
->buffer_damage
->set_damage_region
)
1019 disp
->Extensions
.KHR_partial_update
= EGL_TRUE
;
1023 dri2_setup_swap_interval(_EGLDisplay
*disp
, int max_swap_interval
)
1025 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1026 GLint vblank_mode
= DRI_CONF_VBLANK_DEF_INTERVAL_1
;
1028 /* Allow driconf to override applications.*/
1029 if (dri2_dpy
->config
)
1030 dri2_dpy
->config
->configQueryi(dri2_dpy
->dri_screen
,
1031 "vblank_mode", &vblank_mode
);
1032 switch (vblank_mode
) {
1033 case DRI_CONF_VBLANK_NEVER
:
1034 dri2_dpy
->min_swap_interval
= 0;
1035 dri2_dpy
->max_swap_interval
= 0;
1036 dri2_dpy
->default_swap_interval
= 0;
1038 case DRI_CONF_VBLANK_ALWAYS_SYNC
:
1039 dri2_dpy
->min_swap_interval
= 1;
1040 dri2_dpy
->max_swap_interval
= max_swap_interval
;
1041 dri2_dpy
->default_swap_interval
= 1;
1043 case DRI_CONF_VBLANK_DEF_INTERVAL_0
:
1044 dri2_dpy
->min_swap_interval
= 0;
1045 dri2_dpy
->max_swap_interval
= max_swap_interval
;
1046 dri2_dpy
->default_swap_interval
= 0;
1049 case DRI_CONF_VBLANK_DEF_INTERVAL_1
:
1050 dri2_dpy
->min_swap_interval
= 0;
1051 dri2_dpy
->max_swap_interval
= max_swap_interval
;
1052 dri2_dpy
->default_swap_interval
= 1;
1057 /* All platforms but DRM call this function to create the screen and populate
1058 * the driver_configs. DRM inherits that information from its display - GBM.
1061 dri2_create_screen(_EGLDisplay
*disp
)
1063 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1065 if (dri2_dpy
->image_driver
) {
1066 dri2_dpy
->dri_screen
=
1067 dri2_dpy
->image_driver
->createNewScreen2(0, dri2_dpy
->fd
,
1068 dri2_dpy
->loader_extensions
,
1069 dri2_dpy
->driver_extensions
,
1070 &dri2_dpy
->driver_configs
,
1072 } else if (dri2_dpy
->dri2
) {
1073 if (dri2_dpy
->dri2
->base
.version
>= 4) {
1074 dri2_dpy
->dri_screen
=
1075 dri2_dpy
->dri2
->createNewScreen2(0, dri2_dpy
->fd
,
1076 dri2_dpy
->loader_extensions
,
1077 dri2_dpy
->driver_extensions
,
1078 &dri2_dpy
->driver_configs
, disp
);
1080 dri2_dpy
->dri_screen
=
1081 dri2_dpy
->dri2
->createNewScreen(0, dri2_dpy
->fd
,
1082 dri2_dpy
->loader_extensions
,
1083 &dri2_dpy
->driver_configs
, disp
);
1086 assert(dri2_dpy
->swrast
);
1087 if (dri2_dpy
->swrast
->base
.version
>= 4) {
1088 dri2_dpy
->dri_screen
=
1089 dri2_dpy
->swrast
->createNewScreen2(0, dri2_dpy
->loader_extensions
,
1090 dri2_dpy
->driver_extensions
,
1091 &dri2_dpy
->driver_configs
, disp
);
1093 dri2_dpy
->dri_screen
=
1094 dri2_dpy
->swrast
->createNewScreen(0, dri2_dpy
->loader_extensions
,
1095 &dri2_dpy
->driver_configs
, disp
);
1099 if (dri2_dpy
->dri_screen
== NULL
) {
1100 _eglLog(_EGL_WARNING
, "DRI2: failed to create dri screen");
1104 dri2_dpy
->own_dri_screen
= true;
1109 dri2_setup_extensions(_EGLDisplay
*disp
)
1111 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1112 const struct dri2_extension_match
*mandatory_core_extensions
;
1113 const __DRIextension
**extensions
;
1115 extensions
= dri2_dpy
->core
->getExtensions(dri2_dpy
->dri_screen
);
1117 if (dri2_dpy
->image_driver
|| dri2_dpy
->dri2
)
1118 mandatory_core_extensions
= dri2_core_extensions
;
1120 mandatory_core_extensions
= swrast_core_extensions
;
1122 if (!dri2_bind_extensions(dri2_dpy
, mandatory_core_extensions
, extensions
, false))
1125 #ifdef HAVE_DRI3_MODIFIERS
1126 dri2_dpy
->multibuffers_available
=
1127 (dri2_dpy
->dri3_major_version
> 1 || (dri2_dpy
->dri3_major_version
== 1 &&
1128 dri2_dpy
->dri3_minor_version
>= 2)) &&
1129 (dri2_dpy
->present_major_version
> 1 || (dri2_dpy
->present_major_version
== 1 &&
1130 dri2_dpy
->present_minor_version
>= 2)) &&
1131 (dri2_dpy
->image
&& dri2_dpy
->image
->base
.version
>= 15);
1134 dri2_bind_extensions(dri2_dpy
, optional_core_extensions
, extensions
, true);
1139 * Called via eglInitialize(), drv->Initialize().
1141 * This must be guaranteed to be called exactly once, even if eglInitialize is
1142 * called many times (without a eglTerminate in between).
1145 dri2_initialize(_EGLDisplay
*disp
)
1147 EGLBoolean ret
= EGL_FALSE
;
1148 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1150 /* In the case where the application calls eglMakeCurrent(context1),
1151 * eglTerminate, then eglInitialize again (without a call to eglReleaseThread
1152 * or eglMakeCurrent(NULL) before that), dri2_dpy structure is still
1153 * initialized, as we need it to be able to free context1 correctly.
1155 * It would probably be safest to forcibly release the display with
1156 * dri2_display_release, to make sure the display is reinitialized correctly.
1157 * However, the EGL spec states that we need to keep a reference to the
1158 * current context (so we cannot call dri2_make_current(NULL)), and therefore
1159 * we would leak context1 as we would be missing the old display connection
1160 * to free it up correctly.
1163 dri2_dpy
->ref_count
++;
1167 loader_set_logger(_eglLog
);
1169 switch (disp
->Platform
) {
1170 case _EGL_PLATFORM_SURFACELESS
:
1171 ret
= dri2_initialize_surfaceless(disp
);
1173 case _EGL_PLATFORM_DEVICE
:
1174 ret
= dri2_initialize_device(disp
);
1176 case _EGL_PLATFORM_X11
:
1177 ret
= dri2_initialize_x11(disp
);
1179 case _EGL_PLATFORM_DRM
:
1180 ret
= dri2_initialize_drm(disp
);
1182 case _EGL_PLATFORM_WAYLAND
:
1183 ret
= dri2_initialize_wayland(disp
);
1185 case _EGL_PLATFORM_ANDROID
:
1186 ret
= dri2_initialize_android(disp
);
1189 unreachable("Callers ensure we cannot get here.");
1196 dri2_dpy
= dri2_egl_display(disp
);
1197 dri2_dpy
->ref_count
++;
1203 * Decrement display reference count, and free up display if necessary.
1206 dri2_display_release(_EGLDisplay
*disp
)
1208 struct dri2_egl_display
*dri2_dpy
;
1213 dri2_dpy
= dri2_egl_display(disp
);
1215 assert(dri2_dpy
->ref_count
> 0);
1216 dri2_dpy
->ref_count
--;
1218 if (dri2_dpy
->ref_count
> 0)
1221 _eglCleanupDisplay(disp
);
1222 dri2_display_destroy(disp
);
1226 dri2_display_destroy(_EGLDisplay
*disp
)
1228 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1230 if (dri2_dpy
->own_dri_screen
) {
1231 if (dri2_dpy
->vtbl
&& dri2_dpy
->vtbl
->close_screen_notify
)
1232 dri2_dpy
->vtbl
->close_screen_notify(disp
);
1233 dri2_dpy
->core
->destroyScreen(dri2_dpy
->dri_screen
);
1235 if (dri2_dpy
->fd
>= 0)
1236 close(dri2_dpy
->fd
);
1237 if (dri2_dpy
->driver
)
1238 dlclose(dri2_dpy
->driver
);
1239 free(dri2_dpy
->driver_name
);
1241 #ifdef HAVE_WAYLAND_PLATFORM
1242 free(dri2_dpy
->device_name
);
1245 switch (disp
->Platform
) {
1246 case _EGL_PLATFORM_X11
:
1247 dri2_teardown_x11(dri2_dpy
);
1249 case _EGL_PLATFORM_DRM
:
1250 dri2_teardown_drm(dri2_dpy
);
1252 case _EGL_PLATFORM_WAYLAND
:
1253 dri2_teardown_wayland(dri2_dpy
);
1256 /* TODO: add teardown for other platforms */
1260 /* The drm platform does not create the screen/driver_configs but reuses
1261 * the ones from the gbm device. As such the gbm itself is responsible
1264 if (disp
->Platform
!= _EGL_PLATFORM_DRM
&& dri2_dpy
->driver_configs
) {
1265 for (unsigned i
= 0; dri2_dpy
->driver_configs
[i
]; i
++)
1266 free((__DRIconfig
*) dri2_dpy
->driver_configs
[i
]);
1267 free(dri2_dpy
->driver_configs
);
1270 disp
->DriverData
= NULL
;
1274 dri2_egl_surface_alloc_local_buffer(struct dri2_egl_surface
*dri2_surf
,
1275 unsigned int att
, unsigned int format
)
1277 struct dri2_egl_display
*dri2_dpy
=
1278 dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
1280 if (att
>= ARRAY_SIZE(dri2_surf
->local_buffers
))
1283 if (!dri2_surf
->local_buffers
[att
]) {
1284 dri2_surf
->local_buffers
[att
] =
1285 dri2_dpy
->dri2
->allocateBuffer(dri2_dpy
->dri_screen
, att
, format
,
1286 dri2_surf
->base
.Width
, dri2_surf
->base
.Height
);
1289 return dri2_surf
->local_buffers
[att
];
1293 dri2_egl_surface_free_local_buffers(struct dri2_egl_surface
*dri2_surf
)
1295 struct dri2_egl_display
*dri2_dpy
=
1296 dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
1298 for (int i
= 0; i
< ARRAY_SIZE(dri2_surf
->local_buffers
); i
++) {
1299 if (dri2_surf
->local_buffers
[i
]) {
1300 dri2_dpy
->dri2
->releaseBuffer(dri2_dpy
->dri_screen
,
1301 dri2_surf
->local_buffers
[i
]);
1302 dri2_surf
->local_buffers
[i
] = NULL
;
1308 * Called via eglTerminate(), drv->Terminate().
1310 * This must be guaranteed to be called exactly once, even if eglTerminate is
1311 * called many times (without a eglInitialize in between).
1314 dri2_terminate(_EGLDisplay
*disp
)
1316 /* Release all non-current Context/Surfaces. */
1317 _eglReleaseDisplayResources(disp
);
1319 dri2_display_release(disp
);
1325 * Set the error code after a call to
1326 * dri2_egl_display::dri2::createContextAttribs.
1329 dri2_create_context_attribs_error(int dri_error
)
1333 switch (dri_error
) {
1334 case __DRI_CTX_ERROR_SUCCESS
:
1337 case __DRI_CTX_ERROR_NO_MEMORY
:
1338 egl_error
= EGL_BAD_ALLOC
;
1341 /* From the EGL_KHR_create_context spec, section "Errors":
1343 * * If <config> does not support a client API context compatible
1344 * with the requested API major and minor version, [...] context flags,
1345 * and context reset notification behavior (for client API types where
1346 * these attributes are supported), then an EGL_BAD_MATCH error is
1349 * * If an OpenGL ES context is requested and the values for
1350 * attributes EGL_CONTEXT_MAJOR_VERSION_KHR and
1351 * EGL_CONTEXT_MINOR_VERSION_KHR specify an OpenGL ES version that
1352 * is not defined, than an EGL_BAD_MATCH error is generated.
1354 * * If an OpenGL context is requested, the requested version is
1355 * greater than 3.2, and the value for attribute
1356 * EGL_CONTEXT_OPENGL_PROFILE_MASK_KHR has no bits set; has any
1357 * bits set other than EGL_CONTEXT_OPENGL_CORE_PROFILE_BIT_KHR and
1358 * EGL_CONTEXT_OPENGL_COMPATIBILITY_PROFILE_BIT_KHR; has more than
1359 * one of these bits set; or if the implementation does not support
1360 * the requested profile, then an EGL_BAD_MATCH error is generated.
1362 case __DRI_CTX_ERROR_BAD_API
:
1363 case __DRI_CTX_ERROR_BAD_VERSION
:
1364 case __DRI_CTX_ERROR_BAD_FLAG
:
1365 egl_error
= EGL_BAD_MATCH
;
1368 /* From the EGL_KHR_create_context spec, section "Errors":
1370 * * If an attribute name or attribute value in <attrib_list> is not
1371 * recognized (including unrecognized bits in bitmask attributes),
1372 * then an EGL_BAD_ATTRIBUTE error is generated."
1374 case __DRI_CTX_ERROR_UNKNOWN_ATTRIBUTE
:
1375 case __DRI_CTX_ERROR_UNKNOWN_FLAG
:
1376 egl_error
= EGL_BAD_ATTRIBUTE
;
1380 assert(!"unknown dri_error code");
1381 egl_error
= EGL_BAD_MATCH
;
1385 _eglError(egl_error
, "dri2_create_context");
1389 dri2_fill_context_attribs(struct dri2_egl_context
*dri2_ctx
,
1390 struct dri2_egl_display
*dri2_dpy
,
1391 uint32_t *ctx_attribs
,
1392 unsigned *num_attribs
)
1396 assert(*num_attribs
>= NUM_ATTRIBS
);
1398 ctx_attribs
[pos
++] = __DRI_CTX_ATTRIB_MAJOR_VERSION
;
1399 ctx_attribs
[pos
++] = dri2_ctx
->base
.ClientMajorVersion
;
1400 ctx_attribs
[pos
++] = __DRI_CTX_ATTRIB_MINOR_VERSION
;
1401 ctx_attribs
[pos
++] = dri2_ctx
->base
.ClientMinorVersion
;
1403 if (dri2_ctx
->base
.Flags
!= 0 || dri2_ctx
->base
.NoError
) {
1404 /* If the implementation doesn't support the __DRI2_ROBUSTNESS
1405 * extension, don't even try to send it the robust-access flag.
1406 * It may explode. Instead, generate the required EGL error here.
1408 if ((dri2_ctx
->base
.Flags
& EGL_CONTEXT_OPENGL_ROBUST_ACCESS_BIT_KHR
) != 0
1409 && !dri2_dpy
->robustness
) {
1410 _eglError(EGL_BAD_MATCH
, "eglCreateContext");
1414 ctx_attribs
[pos
++] = __DRI_CTX_ATTRIB_FLAGS
;
1415 ctx_attribs
[pos
++] = dri2_ctx
->base
.Flags
|
1416 (dri2_ctx
->base
.NoError
? __DRI_CTX_FLAG_NO_ERROR
: 0);
1419 if (dri2_ctx
->base
.ResetNotificationStrategy
!= EGL_NO_RESET_NOTIFICATION_KHR
) {
1420 /* If the implementation doesn't support the __DRI2_ROBUSTNESS
1421 * extension, don't even try to send it a reset strategy. It may
1422 * explode. Instead, generate the required EGL error here.
1424 if (!dri2_dpy
->robustness
) {
1425 _eglError(EGL_BAD_CONFIG
, "eglCreateContext");
1429 ctx_attribs
[pos
++] = __DRI_CTX_ATTRIB_RESET_STRATEGY
;
1430 ctx_attribs
[pos
++] = __DRI_CTX_RESET_LOSE_CONTEXT
;
1433 if (dri2_ctx
->base
.ContextPriority
!= EGL_CONTEXT_PRIORITY_MEDIUM_IMG
) {
1436 switch (dri2_ctx
->base
.ContextPriority
) {
1437 case EGL_CONTEXT_PRIORITY_HIGH_IMG
:
1438 val
= __DRI_CTX_PRIORITY_HIGH
;
1440 case EGL_CONTEXT_PRIORITY_MEDIUM_IMG
:
1441 val
= __DRI_CTX_PRIORITY_MEDIUM
;
1443 case EGL_CONTEXT_PRIORITY_LOW_IMG
:
1444 val
= __DRI_CTX_PRIORITY_LOW
;
1447 _eglError(EGL_BAD_CONFIG
, "eglCreateContext");
1451 ctx_attribs
[pos
++] = __DRI_CTX_ATTRIB_PRIORITY
;
1452 ctx_attribs
[pos
++] = val
;
1455 if (dri2_ctx
->base
.ReleaseBehavior
== EGL_CONTEXT_RELEASE_BEHAVIOR_NONE_KHR
) {
1456 ctx_attribs
[pos
++] = __DRI_CTX_ATTRIB_RELEASE_BEHAVIOR
;
1457 ctx_attribs
[pos
++] = __DRI_CTX_RELEASE_BEHAVIOR_NONE
;
1466 * Called via eglCreateContext(), drv->CreateContext().
1468 static _EGLContext
*
1469 dri2_create_context(_EGLDisplay
*disp
, _EGLConfig
*conf
,
1470 _EGLContext
*share_list
, const EGLint
*attrib_list
)
1472 struct dri2_egl_context
*dri2_ctx
;
1473 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1474 struct dri2_egl_context
*dri2_ctx_shared
= dri2_egl_context(share_list
);
1475 __DRIcontext
*shared
=
1476 dri2_ctx_shared
? dri2_ctx_shared
->dri_context
: NULL
;
1477 struct dri2_egl_config
*dri2_config
= dri2_egl_config(conf
);
1478 const __DRIconfig
*dri_config
;
1481 unsigned num_attribs
= NUM_ATTRIBS
;
1482 uint32_t ctx_attribs
[NUM_ATTRIBS
];
1484 dri2_ctx
= malloc(sizeof *dri2_ctx
);
1486 _eglError(EGL_BAD_ALLOC
, "eglCreateContext");
1490 if (!_eglInitContext(&dri2_ctx
->base
, disp
, conf
, attrib_list
))
1493 /* The EGL_EXT_create_context_robustness spec says:
1495 * "Add to the eglCreateContext context creation errors: [...]
1497 * * If the reset notification behavior of <share_context> and the
1498 * newly created context are different then an EGL_BAD_MATCH error is
1501 if (share_list
&& share_list
->ResetNotificationStrategy
!=
1502 dri2_ctx
->base
.ResetNotificationStrategy
) {
1503 _eglError(EGL_BAD_MATCH
, "eglCreateContext");
1507 /* The EGL_KHR_create_context_no_error spec says:
1509 * "BAD_MATCH is generated if the value of EGL_CONTEXT_OPENGL_NO_ERROR_KHR
1510 * used to create <share_context> does not match the value of
1511 * EGL_CONTEXT_OPENGL_NO_ERROR_KHR for the context being created."
1513 if (share_list
&& share_list
->NoError
!= dri2_ctx
->base
.NoError
) {
1514 _eglError(EGL_BAD_MATCH
, "eglCreateContext");
1518 switch (dri2_ctx
->base
.ClientAPI
) {
1519 case EGL_OPENGL_ES_API
:
1520 switch (dri2_ctx
->base
.ClientMajorVersion
) {
1522 api
= __DRI_API_GLES
;
1525 api
= __DRI_API_GLES2
;
1528 api
= __DRI_API_GLES3
;
1531 _eglError(EGL_BAD_PARAMETER
, "eglCreateContext");
1536 case EGL_OPENGL_API
:
1537 if ((dri2_ctx
->base
.ClientMajorVersion
>= 4
1538 || (dri2_ctx
->base
.ClientMajorVersion
== 3
1539 && dri2_ctx
->base
.ClientMinorVersion
>= 2))
1540 && dri2_ctx
->base
.Profile
== EGL_CONTEXT_OPENGL_CORE_PROFILE_BIT_KHR
)
1541 api
= __DRI_API_OPENGL_CORE
;
1542 else if (dri2_ctx
->base
.ClientMajorVersion
== 3 &&
1543 dri2_ctx
->base
.ClientMinorVersion
== 1)
1544 api
= __DRI_API_OPENGL_CORE
;
1546 api
= __DRI_API_OPENGL
;
1549 _eglError(EGL_BAD_PARAMETER
, "eglCreateContext");
1555 /* The config chosen here isn't necessarily
1556 * used for surfaces later.
1557 * A pixmap surface will use the single config.
1558 * This opportunity depends on disabling the
1559 * doubleBufferMode check in
1560 * src/mesa/main/context.c:check_compatible()
1562 if (dri2_config
->dri_config
[1][0])
1563 dri_config
= dri2_config
->dri_config
[1][0];
1565 dri_config
= dri2_config
->dri_config
[0][0];
1570 if (!dri2_fill_context_attribs(dri2_ctx
, dri2_dpy
, ctx_attribs
,
1574 if (dri2_dpy
->image_driver
) {
1575 dri2_ctx
->dri_context
=
1576 dri2_dpy
->image_driver
->createContextAttribs(dri2_dpy
->dri_screen
,
1584 dri2_create_context_attribs_error(error
);
1585 } else if (dri2_dpy
->dri2
) {
1586 if (dri2_dpy
->dri2
->base
.version
>= 3) {
1587 dri2_ctx
->dri_context
=
1588 dri2_dpy
->dri2
->createContextAttribs(dri2_dpy
->dri_screen
,
1596 dri2_create_context_attribs_error(error
);
1598 dri2_ctx
->dri_context
=
1599 dri2_dpy
->dri2
->createNewContextForAPI(dri2_dpy
->dri_screen
,
1606 assert(dri2_dpy
->swrast
);
1607 if (dri2_dpy
->swrast
->base
.version
>= 3) {
1608 dri2_ctx
->dri_context
=
1609 dri2_dpy
->swrast
->createContextAttribs(dri2_dpy
->dri_screen
,
1617 dri2_create_context_attribs_error(error
);
1619 dri2_ctx
->dri_context
=
1620 dri2_dpy
->swrast
->createNewContextForAPI(dri2_dpy
->dri_screen
,
1628 if (!dri2_ctx
->dri_context
)
1631 return &dri2_ctx
->base
;
1639 * Called via eglDestroyContext(), drv->DestroyContext().
1642 dri2_destroy_context(_EGLDisplay
*disp
, _EGLContext
*ctx
)
1644 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
1645 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1647 if (_eglPutContext(ctx
)) {
1648 dri2_dpy
->core
->destroyContext(dri2_ctx
->dri_context
);
1656 dri2_init_surface(_EGLSurface
*surf
, _EGLDisplay
*disp
, EGLint type
,
1657 _EGLConfig
*conf
, const EGLint
*attrib_list
,
1658 EGLBoolean enable_out_fence
, void *native_surface
)
1660 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surf
);
1661 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1663 dri2_surf
->out_fence_fd
= -1;
1664 dri2_surf
->enable_out_fence
= false;
1665 if (dri2_dpy
->fence
&& dri2_dpy
->fence
->base
.version
>= 2 &&
1666 dri2_dpy
->fence
->get_capabilities
&&
1667 (dri2_dpy
->fence
->get_capabilities(dri2_dpy
->dri_screen
) &
1668 __DRI_FENCE_CAP_NATIVE_FD
)) {
1669 dri2_surf
->enable_out_fence
= enable_out_fence
;
1672 return _eglInitSurface(surf
, disp
, type
, conf
, attrib_list
, native_surface
);
1676 dri2_surface_set_out_fence_fd( _EGLSurface
*surf
, int fence_fd
)
1678 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surf
);
1680 if (dri2_surf
->out_fence_fd
>= 0)
1681 close(dri2_surf
->out_fence_fd
);
1683 dri2_surf
->out_fence_fd
= fence_fd
;
1687 dri2_fini_surface(_EGLSurface
*surf
)
1689 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surf
);
1691 dri2_surface_set_out_fence_fd(surf
, -1);
1692 dri2_surf
->enable_out_fence
= false;
1696 dri2_destroy_surface(_EGLDisplay
*disp
, _EGLSurface
*surf
)
1698 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1700 if (!_eglPutSurface(surf
))
1703 return dri2_dpy
->vtbl
->destroy_surface(disp
, surf
);
1707 dri2_surf_update_fence_fd(_EGLContext
*ctx
,
1708 _EGLDisplay
*disp
, _EGLSurface
*surf
)
1710 __DRIcontext
*dri_ctx
= dri2_egl_context(ctx
)->dri_context
;
1711 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1712 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surf
);
1716 if (!dri2_surf
->enable_out_fence
)
1719 fence
= dri2_dpy
->fence
->create_fence_fd(dri_ctx
, -1);
1721 fence_fd
= dri2_dpy
->fence
->get_fence_fd(dri2_dpy
->dri_screen
,
1723 dri2_dpy
->fence
->destroy_fence(dri2_dpy
->dri_screen
, fence
);
1725 dri2_surface_set_out_fence_fd(surf
, fence_fd
);
1729 dri2_create_drawable(struct dri2_egl_display
*dri2_dpy
,
1730 const __DRIconfig
*config
,
1731 struct dri2_egl_surface
*dri2_surf
,
1732 void *loaderPrivate
)
1734 __DRIcreateNewDrawableFunc createNewDrawable
;
1736 if (dri2_dpy
->image_driver
)
1737 createNewDrawable
= dri2_dpy
->image_driver
->createNewDrawable
;
1738 else if (dri2_dpy
->dri2
)
1739 createNewDrawable
= dri2_dpy
->dri2
->createNewDrawable
;
1740 else if (dri2_dpy
->swrast
)
1741 createNewDrawable
= dri2_dpy
->swrast
->createNewDrawable
;
1743 return _eglError(EGL_BAD_ALLOC
, "no createNewDrawable");
1745 dri2_surf
->dri_drawable
= createNewDrawable(dri2_dpy
->dri_screen
,
1746 config
, loaderPrivate
);
1747 if (dri2_surf
->dri_drawable
== NULL
)
1748 return _eglError(EGL_BAD_ALLOC
, "createNewDrawable");
1754 * Called via eglMakeCurrent(), drv->MakeCurrent().
1757 dri2_make_current(_EGLDisplay
*disp
, _EGLSurface
*dsurf
,
1758 _EGLSurface
*rsurf
, _EGLContext
*ctx
)
1760 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1761 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
1762 _EGLDisplay
*old_disp
= NULL
;
1763 struct dri2_egl_display
*old_dri2_dpy
= NULL
;
1764 _EGLContext
*old_ctx
;
1765 _EGLSurface
*old_dsurf
, *old_rsurf
;
1766 _EGLSurface
*tmp_dsurf
, *tmp_rsurf
;
1767 __DRIdrawable
*ddraw
, *rdraw
;
1769 EGLint egl_error
= EGL_SUCCESS
;
1772 return _eglError(EGL_NOT_INITIALIZED
, "eglMakeCurrent");
1774 /* make new bindings, set the EGL error otherwise */
1775 if (!_eglBindContext(ctx
, dsurf
, rsurf
, &old_ctx
, &old_dsurf
, &old_rsurf
))
1779 __DRIcontext
*old_cctx
= dri2_egl_context(old_ctx
)->dri_context
;
1780 old_disp
= old_ctx
->Resource
.Display
;
1781 old_dri2_dpy
= dri2_egl_display(old_disp
);
1783 /* flush before context switch */
1787 dri2_surf_update_fence_fd(old_ctx
, disp
, old_dsurf
);
1789 /* Disable shared buffer mode */
1790 if (old_dsurf
&& _eglSurfaceInSharedBufferMode(old_dsurf
) &&
1791 old_dri2_dpy
->vtbl
->set_shared_buffer_mode
) {
1792 old_dri2_dpy
->vtbl
->set_shared_buffer_mode(old_disp
, old_dsurf
, false);
1795 dri2_dpy
->core
->unbindContext(old_cctx
);
1798 ddraw
= (dsurf
) ? dri2_dpy
->vtbl
->get_dri_drawable(dsurf
) : NULL
;
1799 rdraw
= (rsurf
) ? dri2_dpy
->vtbl
->get_dri_drawable(rsurf
) : NULL
;
1800 cctx
= (dri2_ctx
) ? dri2_ctx
->dri_context
: NULL
;
1802 if (cctx
|| ddraw
|| rdraw
) {
1803 if (!dri2_dpy
->core
->bindContext(cctx
, ddraw
, rdraw
)) {
1804 _EGLContext
*tmp_ctx
;
1806 /* dri2_dpy->core->bindContext failed. We cannot tell for sure why, but
1807 * setting the error to EGL_BAD_MATCH is surely better than leaving it
1810 egl_error
= EGL_BAD_MATCH
;
1812 /* undo the previous _eglBindContext */
1813 _eglBindContext(old_ctx
, old_dsurf
, old_rsurf
, &ctx
, &tmp_dsurf
, &tmp_rsurf
);
1814 assert(&dri2_ctx
->base
== ctx
&&
1815 tmp_dsurf
== dsurf
&&
1816 tmp_rsurf
== rsurf
);
1818 _eglPutSurface(dsurf
);
1819 _eglPutSurface(rsurf
);
1820 _eglPutContext(ctx
);
1822 _eglPutSurface(old_dsurf
);
1823 _eglPutSurface(old_rsurf
);
1824 _eglPutContext(old_ctx
);
1826 ddraw
= (old_dsurf
) ? dri2_dpy
->vtbl
->get_dri_drawable(old_dsurf
) : NULL
;
1827 rdraw
= (old_rsurf
) ? dri2_dpy
->vtbl
->get_dri_drawable(old_rsurf
) : NULL
;
1828 cctx
= (old_ctx
) ? dri2_egl_context(old_ctx
)->dri_context
: NULL
;
1830 /* undo the previous dri2_dpy->core->unbindContext */
1831 if (dri2_dpy
->core
->bindContext(cctx
, ddraw
, rdraw
)) {
1832 if (old_dsurf
&& _eglSurfaceInSharedBufferMode(old_dsurf
) &&
1833 old_dri2_dpy
->vtbl
->set_shared_buffer_mode
) {
1834 old_dri2_dpy
->vtbl
->set_shared_buffer_mode(old_disp
, old_dsurf
, true);
1837 return _eglError(egl_error
, "eglMakeCurrent");
1840 /* We cannot restore the same state as it was before calling
1841 * eglMakeCurrent() and the spec isn't clear about what to do. We
1842 * can prevent EGL from calling into the DRI driver with no DRI
1845 dsurf
= rsurf
= NULL
;
1848 _eglBindContext(ctx
, dsurf
, rsurf
, &tmp_ctx
, &tmp_dsurf
, &tmp_rsurf
);
1849 assert(tmp_ctx
== old_ctx
&& tmp_dsurf
== old_dsurf
&&
1850 tmp_rsurf
== old_rsurf
);
1852 _eglLog(_EGL_WARNING
, "DRI2: failed to rebind the previous context");
1854 /* dri2_dpy->core->bindContext succeeded, so take a reference on the
1855 * dri2_dpy. This prevents dri2_dpy from being reinitialized when a
1856 * EGLDisplay is terminated and then initialized again while a
1857 * context is still bound. See dri2_intitialize() for a more in depth
1859 dri2_dpy
->ref_count
++;
1863 dri2_destroy_surface(disp
, old_dsurf
);
1864 dri2_destroy_surface(disp
, old_rsurf
);
1867 dri2_destroy_context(disp
, old_ctx
);
1868 dri2_display_release(old_disp
);
1871 if (egl_error
!= EGL_SUCCESS
)
1872 return _eglError(egl_error
, "eglMakeCurrent");
1874 if (dsurf
&& _eglSurfaceHasMutableRenderBuffer(dsurf
) &&
1875 dri2_dpy
->vtbl
->set_shared_buffer_mode
) {
1876 /* Always update the shared buffer mode. This is obviously needed when
1877 * the active EGL_RENDER_BUFFER is EGL_SINGLE_BUFFER. When
1878 * EGL_RENDER_BUFFER is EGL_BACK_BUFFER, the update protects us in the
1879 * case where external non-EGL API may have changed window's shared
1880 * buffer mode since we last saw it.
1882 bool mode
= (dsurf
->ActiveRenderBuffer
== EGL_SINGLE_BUFFER
);
1883 dri2_dpy
->vtbl
->set_shared_buffer_mode(disp
, dsurf
, mode
);
1890 dri2_surface_get_dri_drawable(_EGLSurface
*surf
)
1892 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surf
);
1894 return dri2_surf
->dri_drawable
;
1898 * Called from eglGetProcAddress() via drv->GetProcAddress().
1901 dri2_get_proc_address(const _EGLDriver
*drv
, const char *procname
)
1903 return _glapi_get_proc_address(procname
);
1907 dri2_create_window_surface(_EGLDisplay
*disp
, _EGLConfig
*conf
,
1908 void *native_window
, const EGLint
*attrib_list
)
1910 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1911 return dri2_dpy
->vtbl
->create_window_surface(disp
, conf
, native_window
,
1916 dri2_create_pixmap_surface(_EGLDisplay
*disp
, _EGLConfig
*conf
,
1917 void *native_pixmap
, const EGLint
*attrib_list
)
1919 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1920 if (!dri2_dpy
->vtbl
->create_pixmap_surface
)
1922 return dri2_dpy
->vtbl
->create_pixmap_surface(disp
, conf
, native_pixmap
,
1927 dri2_create_pbuffer_surface(_EGLDisplay
*disp
, _EGLConfig
*conf
,
1928 const EGLint
*attrib_list
)
1930 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1931 if (!dri2_dpy
->vtbl
->create_pbuffer_surface
)
1933 return dri2_dpy
->vtbl
->create_pbuffer_surface(disp
, conf
, attrib_list
);
1937 dri2_swap_interval(_EGLDisplay
*disp
, _EGLSurface
*surf
, EGLint interval
)
1939 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1940 if (!dri2_dpy
->vtbl
->swap_interval
)
1942 return dri2_dpy
->vtbl
->swap_interval(disp
, surf
, interval
);
1946 * Asks the client API to flush any rendering to the drawable so that we can
1947 * do our swapbuffers.
1950 dri2_flush_drawable_for_swapbuffers(_EGLDisplay
*disp
, _EGLSurface
*draw
)
1952 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1953 __DRIdrawable
*dri_drawable
= dri2_dpy
->vtbl
->get_dri_drawable(draw
);
1955 if (dri2_dpy
->flush
) {
1956 if (dri2_dpy
->flush
->base
.version
>= 4) {
1957 /* We know there's a current context because:
1959 * "If surface is not bound to the calling thread’s current
1960 * context, an EGL_BAD_SURFACE error is generated."
1962 _EGLContext
*ctx
= _eglGetCurrentContext();
1963 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
1965 /* From the EGL 1.4 spec (page 52):
1967 * "The contents of ancillary buffers are always undefined
1968 * after calling eglSwapBuffers."
1970 dri2_dpy
->flush
->flush_with_flags(dri2_ctx
->dri_context
,
1972 __DRI2_FLUSH_DRAWABLE
|
1973 __DRI2_FLUSH_INVALIDATE_ANCILLARY
,
1974 __DRI2_THROTTLE_SWAPBUFFER
);
1976 dri2_dpy
->flush
->flush(dri_drawable
);
1982 dri2_swap_buffers(_EGLDisplay
*disp
, _EGLSurface
*surf
)
1984 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1985 __DRIdrawable
*dri_drawable
= dri2_dpy
->vtbl
->get_dri_drawable(surf
);
1986 _EGLContext
*ctx
= _eglGetCurrentContext();
1990 dri2_surf_update_fence_fd(ctx
, disp
, surf
);
1991 ret
= dri2_dpy
->vtbl
->swap_buffers(disp
, surf
);
1993 /* SwapBuffers marks the end of the frame; reset the damage region for
1994 * use again next time.
1996 if (ret
&& dri2_dpy
->buffer_damage
&&
1997 dri2_dpy
->buffer_damage
->set_damage_region
)
1998 dri2_dpy
->buffer_damage
->set_damage_region(dri_drawable
, 0, NULL
);
2004 dri2_swap_buffers_with_damage(_EGLDisplay
*disp
, _EGLSurface
*surf
,
2005 const EGLint
*rects
, EGLint n_rects
)
2007 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2008 __DRIdrawable
*dri_drawable
= dri2_dpy
->vtbl
->get_dri_drawable(surf
);
2009 _EGLContext
*ctx
= _eglGetCurrentContext();
2013 dri2_surf_update_fence_fd(ctx
, disp
, surf
);
2014 if (dri2_dpy
->vtbl
->swap_buffers_with_damage
)
2015 ret
= dri2_dpy
->vtbl
->swap_buffers_with_damage(disp
, surf
,
2018 ret
= dri2_dpy
->vtbl
->swap_buffers(disp
, surf
);
2020 /* SwapBuffers marks the end of the frame; reset the damage region for
2021 * use again next time.
2023 if (ret
&& dri2_dpy
->buffer_damage
&&
2024 dri2_dpy
->buffer_damage
->set_damage_region
)
2025 dri2_dpy
->buffer_damage
->set_damage_region(dri_drawable
, 0, NULL
);
2031 dri2_swap_buffers_region(_EGLDisplay
*disp
, _EGLSurface
*surf
,
2032 EGLint numRects
, const EGLint
*rects
)
2034 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2035 __DRIdrawable
*dri_drawable
= dri2_dpy
->vtbl
->get_dri_drawable(surf
);
2038 if (!dri2_dpy
->vtbl
->swap_buffers_region
)
2040 ret
= dri2_dpy
->vtbl
->swap_buffers_region(disp
, surf
, numRects
, rects
);
2042 /* SwapBuffers marks the end of the frame; reset the damage region for
2043 * use again next time.
2045 if (ret
&& dri2_dpy
->buffer_damage
&&
2046 dri2_dpy
->buffer_damage
->set_damage_region
)
2047 dri2_dpy
->buffer_damage
->set_damage_region(dri_drawable
, 0, NULL
);
2053 dri2_set_damage_region(_EGLDisplay
*disp
, _EGLSurface
*surf
,
2054 EGLint
*rects
, EGLint n_rects
)
2056 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2057 __DRIdrawable
*drawable
= dri2_dpy
->vtbl
->get_dri_drawable(surf
);
2059 if (!dri2_dpy
->buffer_damage
|| !dri2_dpy
->buffer_damage
->set_damage_region
)
2062 dri2_dpy
->buffer_damage
->set_damage_region(drawable
, n_rects
, rects
);
2067 dri2_post_sub_buffer(const _EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*surf
,
2068 EGLint x
, EGLint y
, EGLint width
, EGLint height
)
2070 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2071 if (!dri2_dpy
->vtbl
->post_sub_buffer
)
2073 return dri2_dpy
->vtbl
->post_sub_buffer(drv
, disp
, surf
, x
, y
, width
, height
);
2077 dri2_copy_buffers(_EGLDisplay
*disp
, _EGLSurface
*surf
, void *native_pixmap_target
)
2079 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2080 if (!dri2_dpy
->vtbl
->copy_buffers
)
2081 return _eglError(EGL_BAD_NATIVE_PIXMAP
, "no support for native pixmaps");
2082 return dri2_dpy
->vtbl
->copy_buffers(disp
, surf
, native_pixmap_target
);
2086 dri2_query_buffer_age(const _EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*surf
)
2088 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2089 if (!dri2_dpy
->vtbl
->query_buffer_age
)
2091 return dri2_dpy
->vtbl
->query_buffer_age(drv
, disp
, surf
);
2095 dri2_wait_client(_EGLDisplay
*disp
, _EGLContext
*ctx
)
2097 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2098 _EGLSurface
*surf
= ctx
->DrawSurface
;
2099 __DRIdrawable
*dri_drawable
= dri2_dpy
->vtbl
->get_dri_drawable(surf
);
2101 /* FIXME: If EGL allows frontbuffer rendering for window surfaces,
2102 * we need to copy fake to real here.*/
2104 if (dri2_dpy
->flush
!= NULL
)
2105 dri2_dpy
->flush
->flush(dri_drawable
);
2111 dri2_wait_native(const _EGLDriver
*drv
, _EGLDisplay
*disp
, EGLint engine
)
2116 if (engine
!= EGL_CORE_NATIVE_ENGINE
)
2117 return _eglError(EGL_BAD_PARAMETER
, "eglWaitNative");
2124 dri2_bind_tex_image(_EGLDisplay
*disp
, _EGLSurface
*surf
, EGLint buffer
)
2126 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2127 struct dri2_egl_context
*dri2_ctx
;
2129 GLint format
, target
;
2130 __DRIdrawable
*dri_drawable
= dri2_dpy
->vtbl
->get_dri_drawable(surf
);
2132 ctx
= _eglGetCurrentContext();
2133 dri2_ctx
= dri2_egl_context(ctx
);
2135 if (!_eglBindTexImage(disp
, surf
, buffer
))
2138 switch (surf
->TextureFormat
) {
2139 case EGL_TEXTURE_RGB
:
2140 format
= __DRI_TEXTURE_FORMAT_RGB
;
2142 case EGL_TEXTURE_RGBA
:
2143 format
= __DRI_TEXTURE_FORMAT_RGBA
;
2146 assert(!"Unexpected texture format in dri2_bind_tex_image()");
2147 format
= __DRI_TEXTURE_FORMAT_RGBA
;
2150 switch (surf
->TextureTarget
) {
2151 case EGL_TEXTURE_2D
:
2152 target
= GL_TEXTURE_2D
;
2155 target
= GL_TEXTURE_2D
;
2156 assert(!"Unexpected texture target in dri2_bind_tex_image()");
2159 dri2_dpy
->tex_buffer
->setTexBuffer2(dri2_ctx
->dri_context
,
2167 dri2_release_tex_image(_EGLDisplay
*disp
, _EGLSurface
*surf
, EGLint buffer
)
2169 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2170 struct dri2_egl_context
*dri2_ctx
;
2173 __DRIdrawable
*dri_drawable
= dri2_dpy
->vtbl
->get_dri_drawable(surf
);
2175 ctx
= _eglGetCurrentContext();
2176 dri2_ctx
= dri2_egl_context(ctx
);
2178 if (!_eglReleaseTexImage(disp
, surf
, buffer
))
2181 switch (surf
->TextureTarget
) {
2182 case EGL_TEXTURE_2D
:
2183 target
= GL_TEXTURE_2D
;
2186 assert(!"missing texture target");
2189 if (dri2_dpy
->tex_buffer
->base
.version
>= 3 &&
2190 dri2_dpy
->tex_buffer
->releaseTexBuffer
!= NULL
) {
2191 dri2_dpy
->tex_buffer
->releaseTexBuffer(dri2_ctx
->dri_context
,
2192 target
, dri_drawable
);
2199 dri2_create_image(const _EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLContext
*ctx
,
2200 EGLenum target
, EGLClientBuffer buffer
,
2201 const EGLint
*attr_list
)
2203 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2204 return dri2_dpy
->vtbl
->create_image(drv
, disp
, ctx
, target
, buffer
,
2209 dri2_create_image_from_dri(_EGLDisplay
*disp
, __DRIimage
*dri_image
)
2211 struct dri2_egl_image
*dri2_img
;
2213 if (dri_image
== NULL
) {
2214 _eglError(EGL_BAD_ALLOC
, "dri2_create_image");
2218 dri2_img
= malloc(sizeof *dri2_img
);
2220 _eglError(EGL_BAD_ALLOC
, "dri2_create_image");
2224 _eglInitImage(&dri2_img
->base
, disp
);
2226 dri2_img
->dri_image
= dri_image
;
2228 return &dri2_img
->base
;
2232 * Translate a DRI Image extension error code into an EGL error code.
2235 egl_error_from_dri_image_error(int dri_error
)
2237 switch (dri_error
) {
2238 case __DRI_IMAGE_ERROR_SUCCESS
:
2240 case __DRI_IMAGE_ERROR_BAD_ALLOC
:
2241 return EGL_BAD_ALLOC
;
2242 case __DRI_IMAGE_ERROR_BAD_MATCH
:
2243 return EGL_BAD_MATCH
;
2244 case __DRI_IMAGE_ERROR_BAD_PARAMETER
:
2245 return EGL_BAD_PARAMETER
;
2246 case __DRI_IMAGE_ERROR_BAD_ACCESS
:
2247 return EGL_BAD_ACCESS
;
2249 assert(!"unknown dri_error code");
2250 return EGL_BAD_ALLOC
;
2255 dri2_create_image_khr_renderbuffer(_EGLDisplay
*disp
, _EGLContext
*ctx
,
2256 EGLClientBuffer buffer
,
2257 const EGLint
*attr_list
)
2259 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2260 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
2261 GLuint renderbuffer
= (GLuint
) (uintptr_t) buffer
;
2262 __DRIimage
*dri_image
;
2264 if (renderbuffer
== 0) {
2265 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_khr");
2266 return EGL_NO_IMAGE_KHR
;
2269 if (!disp
->Extensions
.KHR_gl_renderbuffer_image
) {
2270 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_khr");
2271 return EGL_NO_IMAGE_KHR
;
2274 if (dri2_dpy
->image
->base
.version
>= 17 &&
2275 dri2_dpy
->image
->createImageFromRenderbuffer2
) {
2276 unsigned error
= ~0;
2278 dri_image
= dri2_dpy
->image
->createImageFromRenderbuffer2(
2279 dri2_ctx
->dri_context
, renderbuffer
, NULL
, &error
);
2281 assert(!!dri_image
== (error
== __DRI_IMAGE_ERROR_SUCCESS
));
2284 _eglError(egl_error_from_dri_image_error(error
), "dri2_create_image_khr");
2285 return EGL_NO_IMAGE_KHR
;
2288 dri_image
= dri2_dpy
->image
->createImageFromRenderbuffer(
2289 dri2_ctx
->dri_context
, renderbuffer
, NULL
);
2291 _eglError(EGL_BAD_ALLOC
, "dri2_create_image_khr");
2292 return EGL_NO_IMAGE_KHR
;
2296 return dri2_create_image_from_dri(disp
, dri_image
);
2299 #ifdef HAVE_WAYLAND_PLATFORM
2301 /* This structure describes how a wl_buffer maps to one or more
2302 * __DRIimages. A wl_drm_buffer stores the wl_drm format code and the
2303 * offsets and strides of the planes in the buffer. This table maps a
2304 * wl_drm format code to a description of the planes in the buffer
2305 * that lets us create a __DRIimage for each of the planes. */
2307 static const struct wl_drm_components_descriptor
{
2308 uint32_t dri_components
;
2311 } wl_drm_components
[] = {
2312 { __DRI_IMAGE_COMPONENTS_RGB
, EGL_TEXTURE_RGB
, 1 },
2313 { __DRI_IMAGE_COMPONENTS_RGBA
, EGL_TEXTURE_RGBA
, 1 },
2314 { __DRI_IMAGE_COMPONENTS_Y_U_V
, EGL_TEXTURE_Y_U_V_WL
, 3 },
2315 { __DRI_IMAGE_COMPONENTS_Y_UV
, EGL_TEXTURE_Y_UV_WL
, 2 },
2316 { __DRI_IMAGE_COMPONENTS_Y_XUXV
, EGL_TEXTURE_Y_XUXV_WL
, 2 },
2320 dri2_create_image_wayland_wl_buffer(_EGLDisplay
*disp
, _EGLContext
*ctx
,
2321 EGLClientBuffer _buffer
,
2322 const EGLint
*attr_list
)
2324 struct wl_drm_buffer
*buffer
;
2325 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2326 const struct wl_drm_components_descriptor
*f
;
2327 __DRIimage
*dri_image
;
2328 _EGLImageAttribs attrs
;
2331 buffer
= wayland_drm_buffer_get(dri2_dpy
->wl_server_drm
,
2332 (struct wl_resource
*) _buffer
);
2336 if (!_eglParseImageAttribList(&attrs
, disp
, attr_list
))
2339 plane
= attrs
.PlaneWL
;
2340 f
= buffer
->driver_format
;
2341 if (plane
< 0 || plane
>= f
->nplanes
) {
2342 _eglError(EGL_BAD_PARAMETER
,
2343 "dri2_create_image_wayland_wl_buffer (plane out of bounds)");
2347 dri_image
= dri2_dpy
->image
->fromPlanar(buffer
->driver_buffer
, plane
, NULL
);
2348 if (dri_image
== NULL
&& plane
== 0)
2349 dri_image
= dri2_dpy
->image
->dupImage(buffer
->driver_buffer
, NULL
);
2350 if (dri_image
== NULL
) {
2351 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_wayland_wl_buffer");
2355 return dri2_create_image_from_dri(disp
, dri_image
);
2360 dri2_get_sync_values_chromium(_EGLDisplay
*disp
, _EGLSurface
*surf
,
2361 EGLuint64KHR
*ust
, EGLuint64KHR
*msc
,
2364 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2365 if (!dri2_dpy
->vtbl
->get_sync_values
)
2367 return dri2_dpy
->vtbl
->get_sync_values(disp
, surf
, ust
, msc
, sbc
);
2371 * Set the error code after a call to
2372 * dri2_egl_image::dri_image::createImageFromTexture.
2375 dri2_create_image_khr_texture_error(int dri_error
)
2377 EGLint egl_error
= egl_error_from_dri_image_error(dri_error
);
2379 if (egl_error
!= EGL_SUCCESS
)
2380 _eglError(egl_error
, "dri2_create_image_khr_texture");
2384 dri2_create_image_khr_texture(_EGLDisplay
*disp
, _EGLContext
*ctx
,
2386 EGLClientBuffer buffer
,
2387 const EGLint
*attr_list
)
2389 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2390 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
2391 struct dri2_egl_image
*dri2_img
;
2392 GLuint texture
= (GLuint
) (uintptr_t) buffer
;
2393 _EGLImageAttribs attrs
;
2399 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_khr");
2400 return EGL_NO_IMAGE_KHR
;
2403 if (!_eglParseImageAttribList(&attrs
, disp
, attr_list
))
2404 return EGL_NO_IMAGE_KHR
;
2407 case EGL_GL_TEXTURE_2D_KHR
:
2408 if (!disp
->Extensions
.KHR_gl_texture_2D_image
) {
2409 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_khr");
2410 return EGL_NO_IMAGE_KHR
;
2413 gl_target
= GL_TEXTURE_2D
;
2415 case EGL_GL_TEXTURE_3D_KHR
:
2416 if (!disp
->Extensions
.KHR_gl_texture_3D_image
) {
2417 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_khr");
2418 return EGL_NO_IMAGE_KHR
;
2421 depth
= attrs
.GLTextureZOffset
;
2422 gl_target
= GL_TEXTURE_3D
;
2424 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_X_KHR
:
2425 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_X_KHR
:
2426 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_Y_KHR
:
2427 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_Y_KHR
:
2428 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_Z_KHR
:
2429 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_KHR
:
2430 if (!disp
->Extensions
.KHR_gl_texture_cubemap_image
) {
2431 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_khr");
2432 return EGL_NO_IMAGE_KHR
;
2435 depth
= target
- EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_X_KHR
;
2436 gl_target
= GL_TEXTURE_CUBE_MAP
;
2439 unreachable("Unexpected target in dri2_create_image_khr_texture()");
2440 return EGL_NO_IMAGE_KHR
;
2443 dri2_img
= malloc(sizeof *dri2_img
);
2445 _eglError(EGL_BAD_ALLOC
, "dri2_create_image_khr");
2446 return EGL_NO_IMAGE_KHR
;
2449 _eglInitImage(&dri2_img
->base
, disp
);
2451 dri2_img
->dri_image
=
2452 dri2_dpy
->image
->createImageFromTexture(dri2_ctx
->dri_context
,
2456 attrs
.GLTextureLevel
,
2459 dri2_create_image_khr_texture_error(error
);
2461 if (!dri2_img
->dri_image
) {
2463 return EGL_NO_IMAGE_KHR
;
2465 return &dri2_img
->base
;
2469 dri2_query_surface(_EGLDisplay
*disp
, _EGLSurface
*surf
,
2470 EGLint attribute
, EGLint
*value
)
2472 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2473 if (!dri2_dpy
->vtbl
->query_surface
)
2474 return _eglQuerySurface(disp
, surf
, attribute
, value
);
2475 return dri2_dpy
->vtbl
->query_surface(disp
, surf
, attribute
, value
);
2478 static struct wl_buffer
*
2479 dri2_create_wayland_buffer_from_image(const _EGLDriver
*drv
, _EGLDisplay
*disp
,
2482 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2483 if (!dri2_dpy
->vtbl
->create_wayland_buffer_from_image
)
2485 return dri2_dpy
->vtbl
->create_wayland_buffer_from_image(drv
, disp
, img
);
2490 dri2_create_image_mesa_drm_buffer(_EGLDisplay
*disp
, _EGLContext
*ctx
,
2491 EGLClientBuffer buffer
, const EGLint
*attr_list
)
2493 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2494 EGLint format
, name
, pitch
;
2495 _EGLImageAttribs attrs
;
2496 __DRIimage
*dri_image
;
2498 name
= (EGLint
) (uintptr_t) buffer
;
2500 if (!_eglParseImageAttribList(&attrs
, disp
, attr_list
))
2503 if (attrs
.Width
<= 0 || attrs
.Height
<= 0 ||
2504 attrs
.DRMBufferStrideMESA
<= 0) {
2505 _eglError(EGL_BAD_PARAMETER
,
2506 "bad width, height or stride");
2510 switch (attrs
.DRMBufferFormatMESA
) {
2511 case EGL_DRM_BUFFER_FORMAT_ARGB32_MESA
:
2512 format
= __DRI_IMAGE_FORMAT_ARGB8888
;
2513 pitch
= attrs
.DRMBufferStrideMESA
;
2516 _eglError(EGL_BAD_PARAMETER
,
2517 "dri2_create_image_khr: unsupported pixmap depth");
2522 dri2_dpy
->image
->createImageFromName(dri2_dpy
->dri_screen
,
2530 return dri2_create_image_from_dri(disp
, dri_image
);
2534 dri2_check_dma_buf_attribs(const _EGLImageAttribs
*attrs
)
2539 * "Required attributes and their values are as follows:
2541 * * EGL_WIDTH & EGL_HEIGHT: The logical dimensions of the buffer in pixels
2543 * * EGL_LINUX_DRM_FOURCC_EXT: The pixel format of the buffer, as specified
2544 * by drm_fourcc.h and used as the pixel_format parameter of the
2545 * drm_mode_fb_cmd2 ioctl."
2549 * "* If <target> is EGL_LINUX_DMA_BUF_EXT, and the list of attributes is
2550 * incomplete, EGL_BAD_PARAMETER is generated."
2552 if (attrs
->Width
<= 0 || attrs
->Height
<= 0 ||
2553 !attrs
->DMABufFourCC
.IsPresent
)
2554 return _eglError(EGL_BAD_PARAMETER
, "attribute(s) missing");
2559 * "If <target> is EGL_LINUX_DMA_BUF_EXT and one or more of the values
2560 * specified for a plane's pitch or offset isn't supported by EGL,
2561 * EGL_BAD_ACCESS is generated."
2563 for (unsigned i
= 0; i
< ARRAY_SIZE(attrs
->DMABufPlanePitches
); ++i
) {
2564 if (attrs
->DMABufPlanePitches
[i
].IsPresent
&&
2565 attrs
->DMABufPlanePitches
[i
].Value
<= 0)
2566 return _eglError(EGL_BAD_ACCESS
, "invalid pitch");
2570 * If <target> is EGL_LINUX_DMA_BUF_EXT, both or neither of the following
2571 * attribute values may be given.
2573 * This is referring to EGL_DMA_BUF_PLANE0_MODIFIER_LO_EXT and
2574 * EGL_DMA_BUF_PLANE0_MODIFIER_HI_EXT, and the same for other planes.
2576 for (unsigned i
= 0; i
< DMA_BUF_MAX_PLANES
; ++i
) {
2577 if (attrs
->DMABufPlaneModifiersLo
[i
].IsPresent
!=
2578 attrs
->DMABufPlaneModifiersHi
[i
].IsPresent
)
2579 return _eglError(EGL_BAD_PARAMETER
, "modifier attribute lo or hi missing");
2582 /* Although the EGL_EXT_image_dma_buf_import_modifiers spec doesn't
2583 * mandate it, we only accept the same modifier across all planes. */
2584 for (unsigned i
= 1; i
< DMA_BUF_MAX_PLANES
; ++i
) {
2585 if (attrs
->DMABufPlaneFds
[i
].IsPresent
) {
2586 if ((attrs
->DMABufPlaneModifiersLo
[0].IsPresent
!=
2587 attrs
->DMABufPlaneModifiersLo
[i
].IsPresent
) ||
2588 (attrs
->DMABufPlaneModifiersLo
[0].Value
!=
2589 attrs
->DMABufPlaneModifiersLo
[i
].Value
) ||
2590 (attrs
->DMABufPlaneModifiersHi
[0].Value
!=
2591 attrs
->DMABufPlaneModifiersHi
[i
].Value
))
2592 return _eglError(EGL_BAD_PARAMETER
, "modifier attributes not equal");
2599 /* Returns the total number of planes for the format or zero if it isn't a
2600 * valid fourcc format.
2603 dri2_num_fourcc_format_planes(EGLint format
)
2607 case DRM_FORMAT_RG88
:
2608 case DRM_FORMAT_GR88
:
2609 case DRM_FORMAT_R16
:
2610 case DRM_FORMAT_GR1616
:
2611 case DRM_FORMAT_RGB332
:
2612 case DRM_FORMAT_BGR233
:
2613 case DRM_FORMAT_XRGB4444
:
2614 case DRM_FORMAT_XBGR4444
:
2615 case DRM_FORMAT_RGBX4444
:
2616 case DRM_FORMAT_BGRX4444
:
2617 case DRM_FORMAT_ARGB4444
:
2618 case DRM_FORMAT_ABGR4444
:
2619 case DRM_FORMAT_RGBA4444
:
2620 case DRM_FORMAT_BGRA4444
:
2621 case DRM_FORMAT_XRGB1555
:
2622 case DRM_FORMAT_XBGR1555
:
2623 case DRM_FORMAT_RGBX5551
:
2624 case DRM_FORMAT_BGRX5551
:
2625 case DRM_FORMAT_ARGB1555
:
2626 case DRM_FORMAT_ABGR1555
:
2627 case DRM_FORMAT_RGBA5551
:
2628 case DRM_FORMAT_BGRA5551
:
2629 case DRM_FORMAT_RGB565
:
2630 case DRM_FORMAT_BGR565
:
2631 case DRM_FORMAT_RGB888
:
2632 case DRM_FORMAT_BGR888
:
2633 case DRM_FORMAT_XRGB8888
:
2634 case DRM_FORMAT_XBGR8888
:
2635 case DRM_FORMAT_RGBX8888
:
2636 case DRM_FORMAT_BGRX8888
:
2637 case DRM_FORMAT_ARGB8888
:
2638 case DRM_FORMAT_ABGR8888
:
2639 case DRM_FORMAT_RGBA8888
:
2640 case DRM_FORMAT_BGRA8888
:
2641 case DRM_FORMAT_XRGB2101010
:
2642 case DRM_FORMAT_XBGR2101010
:
2643 case DRM_FORMAT_RGBX1010102
:
2644 case DRM_FORMAT_BGRX1010102
:
2645 case DRM_FORMAT_ARGB2101010
:
2646 case DRM_FORMAT_ABGR2101010
:
2647 case DRM_FORMAT_RGBA1010102
:
2648 case DRM_FORMAT_BGRA1010102
:
2649 case DRM_FORMAT_XBGR16161616F
:
2650 case DRM_FORMAT_ABGR16161616F
:
2651 case DRM_FORMAT_YUYV
:
2652 case DRM_FORMAT_YVYU
:
2653 case DRM_FORMAT_UYVY
:
2654 case DRM_FORMAT_VYUY
:
2655 case DRM_FORMAT_AYUV
:
2656 case DRM_FORMAT_XYUV8888
:
2659 case DRM_FORMAT_NV12
:
2660 case DRM_FORMAT_NV21
:
2661 case DRM_FORMAT_NV16
:
2662 case DRM_FORMAT_NV61
:
2663 case DRM_FORMAT_P010
:
2664 case DRM_FORMAT_P012
:
2665 case DRM_FORMAT_P016
:
2668 case DRM_FORMAT_YUV410
:
2669 case DRM_FORMAT_YVU410
:
2670 case DRM_FORMAT_YUV411
:
2671 case DRM_FORMAT_YVU411
:
2672 case DRM_FORMAT_YUV420
:
2673 case DRM_FORMAT_YVU420
:
2674 case DRM_FORMAT_YUV422
:
2675 case DRM_FORMAT_YVU422
:
2676 case DRM_FORMAT_YUV444
:
2677 case DRM_FORMAT_YVU444
:
2685 /* Returns the total number of file descriptors. Zero indicates an error. */
2687 dri2_check_dma_buf_format(const _EGLImageAttribs
*attrs
)
2689 unsigned plane_n
= dri2_num_fourcc_format_planes(attrs
->DMABufFourCC
.Value
);
2691 _eglError(EGL_BAD_MATCH
, "unknown drm fourcc format");
2695 for (unsigned i
= plane_n
; i
< DMA_BUF_MAX_PLANES
; i
++) {
2697 * The modifiers extension spec says:
2699 * "Modifiers may modify any attribute of a buffer import, including
2700 * but not limited to adding extra planes to a format which
2701 * otherwise does not have those planes. As an example, a modifier
2702 * may add a plane for an external compression buffer to a
2703 * single-plane format. The exact meaning and effect of any
2704 * modifier is canonically defined by drm_fourcc.h, not as part of
2707 if (attrs
->DMABufPlaneModifiersLo
[i
].IsPresent
&&
2708 attrs
->DMABufPlaneModifiersHi
[i
].IsPresent
) {
2716 * "* If <target> is EGL_LINUX_DMA_BUF_EXT, and the list of attributes is
2717 * incomplete, EGL_BAD_PARAMETER is generated."
2719 for (unsigned i
= 0; i
< plane_n
; ++i
) {
2720 if (!attrs
->DMABufPlaneFds
[i
].IsPresent
||
2721 !attrs
->DMABufPlaneOffsets
[i
].IsPresent
||
2722 !attrs
->DMABufPlanePitches
[i
].IsPresent
) {
2723 _eglError(EGL_BAD_PARAMETER
, "plane attribute(s) missing");
2729 * The spec also says:
2731 * "If <target> is EGL_LINUX_DMA_BUF_EXT, and the EGL_LINUX_DRM_FOURCC_EXT
2732 * attribute indicates a single-plane format, EGL_BAD_ATTRIBUTE is
2733 * generated if any of the EGL_DMA_BUF_PLANE1_* or EGL_DMA_BUF_PLANE2_*
2734 * or EGL_DMA_BUF_PLANE3_* attributes are specified."
2736 for (unsigned i
= plane_n
; i
< DMA_BUF_MAX_PLANES
; ++i
) {
2737 if (attrs
->DMABufPlaneFds
[i
].IsPresent
||
2738 attrs
->DMABufPlaneOffsets
[i
].IsPresent
||
2739 attrs
->DMABufPlanePitches
[i
].IsPresent
) {
2740 _eglError(EGL_BAD_ATTRIBUTE
, "too many plane attributes");
2749 dri2_query_dma_buf_formats(const _EGLDriver
*drv
, _EGLDisplay
*disp
,
2750 EGLint max
, EGLint
*formats
, EGLint
*count
)
2752 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2753 if (max
< 0 || (max
> 0 && formats
== NULL
))
2754 return _eglError(EGL_BAD_PARAMETER
, "invalid value for max count of formats");
2756 if (dri2_dpy
->image
->base
.version
< 15 ||
2757 dri2_dpy
->image
->queryDmaBufFormats
== NULL
)
2760 if (!dri2_dpy
->image
->queryDmaBufFormats(dri2_dpy
->dri_screen
, max
,
2765 /* Assert that all of the formats returned are actually fourcc formats.
2766 * Some day, if we want the internal interface function to be able to
2767 * return the fake fourcc formats defined in dri_interface.h, we'll have
2768 * to do something more clever here to pair the list down to just real
2769 * fourcc formats so that we don't leak the fake internal ones.
2771 for (int i
= 0; i
< *count
; i
++) {
2772 assert(dri2_num_fourcc_format_planes(formats
[i
]) > 0);
2780 dri2_query_dma_buf_modifiers(const _EGLDriver
*drv
, _EGLDisplay
*disp
, EGLint format
,
2781 EGLint max
, EGLuint64KHR
*modifiers
,
2782 EGLBoolean
*external_only
, EGLint
*count
)
2784 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2786 if (dri2_num_fourcc_format_planes(format
) == 0)
2787 return _eglError(EGL_BAD_PARAMETER
, "invalid fourcc format");
2790 return _eglError(EGL_BAD_PARAMETER
, "invalid value for max count of formats");
2792 if (max
> 0 && modifiers
== NULL
)
2793 return _eglError(EGL_BAD_PARAMETER
, "invalid modifiers array");
2795 if (dri2_dpy
->image
->base
.version
< 15 ||
2796 dri2_dpy
->image
->queryDmaBufModifiers
== NULL
)
2799 if (dri2_dpy
->image
->queryDmaBufModifiers(dri2_dpy
->dri_screen
, format
,
2801 (unsigned int *) external_only
,
2803 return _eglError(EGL_BAD_PARAMETER
, "invalid format");
2811 * "If eglCreateImageKHR is successful for a EGL_LINUX_DMA_BUF_EXT target, the
2812 * EGL will take a reference to the dma_buf(s) which it will release at any
2813 * time while the EGLDisplay is initialized. It is the responsibility of the
2814 * application to close the dma_buf file descriptors."
2816 * Therefore we must never close or otherwise modify the file descriptors.
2819 dri2_create_image_dma_buf(_EGLDisplay
*disp
, _EGLContext
*ctx
,
2820 EGLClientBuffer buffer
, const EGLint
*attr_list
)
2822 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2824 _EGLImageAttribs attrs
;
2825 __DRIimage
*dri_image
;
2827 int fds
[DMA_BUF_MAX_PLANES
];
2828 int pitches
[DMA_BUF_MAX_PLANES
];
2829 int offsets
[DMA_BUF_MAX_PLANES
];
2831 bool has_modifier
= false;
2837 * ""* If <target> is EGL_LINUX_DMA_BUF_EXT and <buffer> is not NULL, the
2838 * error EGL_BAD_PARAMETER is generated."
2840 if (buffer
!= NULL
) {
2841 _eglError(EGL_BAD_PARAMETER
, "buffer not NULL");
2845 if (!_eglParseImageAttribList(&attrs
, disp
, attr_list
))
2848 if (!dri2_check_dma_buf_attribs(&attrs
))
2851 num_fds
= dri2_check_dma_buf_format(&attrs
);
2855 for (unsigned i
= 0; i
< num_fds
; ++i
) {
2856 fds
[i
] = attrs
.DMABufPlaneFds
[i
].Value
;
2857 pitches
[i
] = attrs
.DMABufPlanePitches
[i
].Value
;
2858 offsets
[i
] = attrs
.DMABufPlaneOffsets
[i
].Value
;
2861 /* dri2_check_dma_buf_attribs ensures that the modifier, if available,
2862 * will be present in attrs.DMABufPlaneModifiersLo[0] and
2863 * attrs.DMABufPlaneModifiersHi[0] */
2864 if (attrs
.DMABufPlaneModifiersLo
[0].IsPresent
) {
2865 modifier
= combine_u32_into_u64(attrs
.DMABufPlaneModifiersHi
[0].Value
,
2866 attrs
.DMABufPlaneModifiersLo
[0].Value
);
2867 has_modifier
= true;
2871 if (dri2_dpy
->image
->base
.version
< 15 ||
2872 dri2_dpy
->image
->createImageFromDmaBufs2
== NULL
) {
2873 _eglError(EGL_BAD_MATCH
, "unsupported dma_buf format modifier");
2874 return EGL_NO_IMAGE_KHR
;
2877 dri2_dpy
->image
->createImageFromDmaBufs2(dri2_dpy
->dri_screen
,
2878 attrs
.Width
, attrs
.Height
, attrs
.DMABufFourCC
.Value
,
2879 modifier
, fds
, num_fds
, pitches
, offsets
,
2880 attrs
.DMABufYuvColorSpaceHint
.Value
,
2881 attrs
.DMABufSampleRangeHint
.Value
,
2882 attrs
.DMABufChromaHorizontalSiting
.Value
,
2883 attrs
.DMABufChromaVerticalSiting
.Value
,
2889 dri2_dpy
->image
->createImageFromDmaBufs(dri2_dpy
->dri_screen
,
2890 attrs
.Width
, attrs
.Height
, attrs
.DMABufFourCC
.Value
,
2891 fds
, num_fds
, pitches
, offsets
,
2892 attrs
.DMABufYuvColorSpaceHint
.Value
,
2893 attrs
.DMABufSampleRangeHint
.Value
,
2894 attrs
.DMABufChromaHorizontalSiting
.Value
,
2895 attrs
.DMABufChromaVerticalSiting
.Value
,
2899 dri2_create_image_khr_texture_error(error
);
2902 return EGL_NO_IMAGE_KHR
;
2904 res
= dri2_create_image_from_dri(disp
, dri_image
);
2909 dri2_create_drm_image_mesa(const _EGLDriver
*drv
, _EGLDisplay
*disp
,
2910 const EGLint
*attr_list
)
2912 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2913 struct dri2_egl_image
*dri2_img
;
2914 _EGLImageAttribs attrs
;
2915 unsigned int dri_use
, valid_mask
;
2921 _eglError(EGL_BAD_PARAMETER
, __func__
);
2922 return EGL_NO_IMAGE_KHR
;
2925 if (!_eglParseImageAttribList(&attrs
, disp
, attr_list
))
2926 return EGL_NO_IMAGE_KHR
;
2928 if (attrs
.Width
<= 0 || attrs
.Height
<= 0) {
2929 _eglError(EGL_BAD_PARAMETER
, __func__
);
2930 return EGL_NO_IMAGE_KHR
;
2933 switch (attrs
.DRMBufferFormatMESA
) {
2934 case EGL_DRM_BUFFER_FORMAT_ARGB32_MESA
:
2935 format
= __DRI_IMAGE_FORMAT_ARGB8888
;
2938 _eglError(EGL_BAD_PARAMETER
, __func__
);
2939 return EGL_NO_IMAGE_KHR
;
2943 EGL_DRM_BUFFER_USE_SCANOUT_MESA
|
2944 EGL_DRM_BUFFER_USE_SHARE_MESA
|
2945 EGL_DRM_BUFFER_USE_CURSOR_MESA
;
2946 if (attrs
.DRMBufferUseMESA
& ~valid_mask
) {
2947 _eglError(EGL_BAD_PARAMETER
, __func__
);
2948 return EGL_NO_IMAGE_KHR
;
2952 if (attrs
.DRMBufferUseMESA
& EGL_DRM_BUFFER_USE_SHARE_MESA
)
2953 dri_use
|= __DRI_IMAGE_USE_SHARE
;
2954 if (attrs
.DRMBufferUseMESA
& EGL_DRM_BUFFER_USE_SCANOUT_MESA
)
2955 dri_use
|= __DRI_IMAGE_USE_SCANOUT
;
2956 if (attrs
.DRMBufferUseMESA
& EGL_DRM_BUFFER_USE_CURSOR_MESA
)
2957 dri_use
|= __DRI_IMAGE_USE_CURSOR
;
2959 dri2_img
= malloc(sizeof *dri2_img
);
2961 _eglError(EGL_BAD_ALLOC
, "dri2_create_image_khr");
2962 return EGL_NO_IMAGE_KHR
;
2965 _eglInitImage(&dri2_img
->base
, disp
);
2967 dri2_img
->dri_image
=
2968 dri2_dpy
->image
->createImage(dri2_dpy
->dri_screen
,
2969 attrs
.Width
, attrs
.Height
,
2970 format
, dri_use
, dri2_img
);
2971 if (dri2_img
->dri_image
== NULL
) {
2973 _eglError(EGL_BAD_ALLOC
, "dri2_create_drm_image_mesa");
2974 return EGL_NO_IMAGE_KHR
;
2977 return &dri2_img
->base
;
2981 dri2_export_drm_image_mesa(const _EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLImage
*img
,
2982 EGLint
*name
, EGLint
*handle
, EGLint
*stride
)
2984 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2985 struct dri2_egl_image
*dri2_img
= dri2_egl_image(img
);
2989 if (name
&& !dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
2990 __DRI_IMAGE_ATTRIB_NAME
, name
))
2991 return _eglError(EGL_BAD_ALLOC
, "dri2_export_drm_image_mesa");
2994 dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
2995 __DRI_IMAGE_ATTRIB_HANDLE
, handle
);
2998 dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
2999 __DRI_IMAGE_ATTRIB_STRIDE
, stride
);
3005 * Checks if we can support EGL_MESA_image_dma_buf_export on this image.
3007 * The spec provides a boolean return for the driver to reject exporting for
3008 * basically any reason, but doesn't specify any particular error cases. For
3009 * now, we just fail if we don't have a DRM fourcc for the format.
3012 dri2_can_export_dma_buf_image(_EGLDisplay
*disp
, _EGLImage
*img
)
3014 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
3015 struct dri2_egl_image
*dri2_img
= dri2_egl_image(img
);
3018 if (!dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
3019 __DRI_IMAGE_ATTRIB_FOURCC
, &fourcc
)) {
3027 dri2_export_dma_buf_image_query_mesa(const _EGLDriver
*drv
, _EGLDisplay
*disp
,
3029 EGLint
*fourcc
, EGLint
*nplanes
,
3030 EGLuint64KHR
*modifiers
)
3032 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
3033 struct dri2_egl_image
*dri2_img
= dri2_egl_image(img
);
3038 if (!dri2_can_export_dma_buf_image(disp
, img
))
3041 dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
3042 __DRI_IMAGE_ATTRIB_NUM_PLANES
, &num_planes
);
3044 *nplanes
= num_planes
;
3047 dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
3048 __DRI_IMAGE_ATTRIB_FOURCC
, fourcc
);
3052 uint64_t modifier
= DRM_FORMAT_MOD_INVALID
;
3055 query
= dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
3056 __DRI_IMAGE_ATTRIB_MODIFIER_UPPER
,
3058 query
&= dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
3059 __DRI_IMAGE_ATTRIB_MODIFIER_LOWER
,
3062 modifier
= combine_u32_into_u64 (mod_hi
, mod_lo
);
3064 for (int i
= 0; i
< num_planes
; i
++)
3065 modifiers
[i
] = modifier
;
3072 dri2_export_dma_buf_image_mesa(const _EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLImage
*img
,
3073 int *fds
, EGLint
*strides
, EGLint
*offsets
)
3075 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
3076 struct dri2_egl_image
*dri2_img
= dri2_egl_image(img
);
3081 if (!dri2_can_export_dma_buf_image(disp
, img
))
3084 /* EGL_MESA_image_dma_buf_export spec says:
3085 * "If the number of fds is less than the number of planes, then
3086 * subsequent fd slots should contain -1."
3089 /* Query nplanes so that we know how big the given array is. */
3090 dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
3091 __DRI_IMAGE_ATTRIB_NUM_PLANES
, &nplanes
);
3092 memset(fds
, -1, nplanes
* sizeof(int));
3095 /* rework later to provide multiple fds/strides/offsets */
3097 dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
3098 __DRI_IMAGE_ATTRIB_FD
, fds
);
3101 dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
3102 __DRI_IMAGE_ATTRIB_STRIDE
, strides
);
3106 bool ret
= dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
3107 __DRI_IMAGE_ATTRIB_OFFSET
, &img_offset
);
3109 offsets
[0] = img_offset
;
3120 dri2_create_image_khr(const _EGLDriver
*drv
, _EGLDisplay
*disp
,
3121 _EGLContext
*ctx
, EGLenum target
,
3122 EGLClientBuffer buffer
, const EGLint
*attr_list
)
3127 case EGL_GL_TEXTURE_2D_KHR
:
3128 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_X_KHR
:
3129 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_X_KHR
:
3130 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_Y_KHR
:
3131 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_Y_KHR
:
3132 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_Z_KHR
:
3133 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_KHR
:
3134 case EGL_GL_TEXTURE_3D_KHR
:
3135 return dri2_create_image_khr_texture(disp
, ctx
, target
, buffer
, attr_list
);
3136 case EGL_GL_RENDERBUFFER_KHR
:
3137 return dri2_create_image_khr_renderbuffer(disp
, ctx
, buffer
, attr_list
);
3139 case EGL_DRM_BUFFER_MESA
:
3140 return dri2_create_image_mesa_drm_buffer(disp
, ctx
, buffer
, attr_list
);
3141 case EGL_LINUX_DMA_BUF_EXT
:
3142 return dri2_create_image_dma_buf(disp
, ctx
, buffer
, attr_list
);
3144 #ifdef HAVE_WAYLAND_PLATFORM
3145 case EGL_WAYLAND_BUFFER_WL
:
3146 return dri2_create_image_wayland_wl_buffer(disp
, ctx
, buffer
, attr_list
);
3149 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_khr");
3150 return EGL_NO_IMAGE_KHR
;
3155 dri2_destroy_image_khr(const _EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLImage
*image
)
3157 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
3158 struct dri2_egl_image
*dri2_img
= dri2_egl_image(image
);
3162 dri2_dpy
->image
->destroyImage(dri2_img
->dri_image
);
3168 #ifdef HAVE_WAYLAND_PLATFORM
3171 dri2_wl_reference_buffer(void *user_data
, uint32_t name
, int fd
,
3172 struct wl_drm_buffer
*buffer
)
3174 _EGLDisplay
*disp
= user_data
;
3175 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
3177 int dri_components
= 0;
3180 img
= dri2_dpy
->image
->createImageFromNames(dri2_dpy
->dri_screen
,
3189 img
= dri2_dpy
->image
->createImageFromFds(dri2_dpy
->dri_screen
,
3201 dri2_dpy
->image
->queryImage(img
, __DRI_IMAGE_ATTRIB_COMPONENTS
, &dri_components
);
3203 buffer
->driver_format
= NULL
;
3204 for (int i
= 0; i
< ARRAY_SIZE(wl_drm_components
); i
++)
3205 if (wl_drm_components
[i
].dri_components
== dri_components
)
3206 buffer
->driver_format
= &wl_drm_components
[i
];
3208 if (buffer
->driver_format
== NULL
)
3209 dri2_dpy
->image
->destroyImage(img
);
3211 buffer
->driver_buffer
= img
;
3215 dri2_wl_release_buffer(void *user_data
, struct wl_drm_buffer
*buffer
)
3217 _EGLDisplay
*disp
= user_data
;
3218 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
3220 dri2_dpy
->image
->destroyImage(buffer
->driver_buffer
);
3224 dri2_bind_wayland_display_wl(const _EGLDriver
*drv
, _EGLDisplay
*disp
,
3225 struct wl_display
*wl_dpy
)
3227 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
3228 const struct wayland_drm_callbacks wl_drm_callbacks
= {
3229 .authenticate
= (int(*)(void *, uint32_t)) dri2_dpy
->vtbl
->authenticate
,
3230 .reference_buffer
= dri2_wl_reference_buffer
,
3231 .release_buffer
= dri2_wl_release_buffer
,
3232 .is_format_supported
= dri2_wl_is_format_supported
3239 if (dri2_dpy
->wl_server_drm
)
3242 if (drmGetCap(dri2_dpy
->fd
, DRM_CAP_PRIME
, &cap
) == 0 &&
3243 cap
== (DRM_PRIME_CAP_IMPORT
| DRM_PRIME_CAP_EXPORT
) &&
3244 dri2_dpy
->image
->base
.version
>= 7 &&
3245 dri2_dpy
->image
->createImageFromFds
!= NULL
)
3246 flags
|= WAYLAND_DRM_PRIME
;
3248 dri2_dpy
->wl_server_drm
=
3249 wayland_drm_init(wl_dpy
, dri2_dpy
->device_name
,
3250 &wl_drm_callbacks
, disp
, flags
);
3252 if (!dri2_dpy
->wl_server_drm
)
3255 #ifdef HAVE_DRM_PLATFORM
3256 /* We have to share the wl_drm instance with gbm, so gbm can convert
3257 * wl_buffers to gbm bos. */
3258 if (dri2_dpy
->gbm_dri
)
3259 dri2_dpy
->gbm_dri
->wl_drm
= dri2_dpy
->wl_server_drm
;
3266 dri2_unbind_wayland_display_wl(const _EGLDriver
*drv
, _EGLDisplay
*disp
,
3267 struct wl_display
*wl_dpy
)
3269 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
3273 if (!dri2_dpy
->wl_server_drm
)
3276 wayland_drm_uninit(dri2_dpy
->wl_server_drm
);
3277 dri2_dpy
->wl_server_drm
= NULL
;
3283 dri2_query_wayland_buffer_wl(const _EGLDriver
*drv
, _EGLDisplay
*disp
,
3284 struct wl_resource
*buffer_resource
,
3285 EGLint attribute
, EGLint
*value
)
3287 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
3288 struct wl_drm_buffer
*buffer
;
3289 const struct wl_drm_components_descriptor
*format
;
3291 buffer
= wayland_drm_buffer_get(dri2_dpy
->wl_server_drm
, buffer_resource
);
3295 format
= buffer
->driver_format
;
3296 switch (attribute
) {
3297 case EGL_TEXTURE_FORMAT
:
3298 *value
= format
->components
;
3301 *value
= buffer
->width
;
3304 *value
= buffer
->height
;
3313 dri2_egl_ref_sync(struct dri2_egl_sync
*sync
)
3315 p_atomic_inc(&sync
->refcount
);
3319 dri2_egl_unref_sync(struct dri2_egl_display
*dri2_dpy
,
3320 struct dri2_egl_sync
*dri2_sync
)
3322 if (p_atomic_dec_zero(&dri2_sync
->refcount
)) {
3323 switch (dri2_sync
->base
.Type
) {
3324 case EGL_SYNC_REUSABLE_KHR
:
3325 cnd_destroy(&dri2_sync
->cond
);
3327 case EGL_SYNC_NATIVE_FENCE_ANDROID
:
3328 if (dri2_sync
->base
.SyncFd
!= EGL_NO_NATIVE_FENCE_FD_ANDROID
)
3329 close(dri2_sync
->base
.SyncFd
);
3335 if (dri2_sync
->fence
)
3336 dri2_dpy
->fence
->destroy_fence(dri2_dpy
->dri_screen
, dri2_sync
->fence
);
3343 dri2_create_sync(const _EGLDriver
*drv
, _EGLDisplay
*disp
,
3344 EGLenum type
, const EGLAttrib
*attrib_list
)
3346 _EGLContext
*ctx
= _eglGetCurrentContext();
3347 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
3348 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
3349 struct dri2_egl_sync
*dri2_sync
;
3351 pthread_condattr_t attr
;
3353 dri2_sync
= calloc(1, sizeof(struct dri2_egl_sync
));
3355 _eglError(EGL_BAD_ALLOC
, "eglCreateSyncKHR");
3359 if (!_eglInitSync(&dri2_sync
->base
, disp
, type
, attrib_list
)) {
3365 case EGL_SYNC_FENCE_KHR
:
3366 dri2_sync
->fence
= dri2_dpy
->fence
->create_fence(dri2_ctx
->dri_context
);
3367 if (!dri2_sync
->fence
) {
3368 /* Why did it fail? DRI doesn't return an error code, so we emit
3369 * a generic EGL error that doesn't communicate user error.
3371 _eglError(EGL_BAD_ALLOC
, "eglCreateSyncKHR");
3377 case EGL_SYNC_CL_EVENT_KHR
:
3378 dri2_sync
->fence
= dri2_dpy
->fence
->get_fence_from_cl_event(
3379 dri2_dpy
->dri_screen
,
3380 dri2_sync
->base
.CLEvent
);
3381 /* this can only happen if the cl_event passed in is invalid. */
3382 if (!dri2_sync
->fence
) {
3383 _eglError(EGL_BAD_ATTRIBUTE
, "eglCreateSyncKHR");
3388 /* the initial status must be "signaled" if the cl_event is signaled */
3389 if (dri2_dpy
->fence
->client_wait_sync(dri2_ctx
->dri_context
,
3390 dri2_sync
->fence
, 0, 0))
3391 dri2_sync
->base
.SyncStatus
= EGL_SIGNALED_KHR
;
3394 case EGL_SYNC_REUSABLE_KHR
:
3395 /* intialize attr */
3396 ret
= pthread_condattr_init(&attr
);
3399 _eglError(EGL_BAD_ACCESS
, "eglCreateSyncKHR");
3404 /* change clock attribute to CLOCK_MONOTONIC */
3405 ret
= pthread_condattr_setclock(&attr
, CLOCK_MONOTONIC
);
3408 _eglError(EGL_BAD_ACCESS
, "eglCreateSyncKHR");
3413 ret
= pthread_cond_init(&dri2_sync
->cond
, &attr
);
3416 _eglError(EGL_BAD_ACCESS
, "eglCreateSyncKHR");
3421 /* initial status of reusable sync must be "unsignaled" */
3422 dri2_sync
->base
.SyncStatus
= EGL_UNSIGNALED_KHR
;
3425 case EGL_SYNC_NATIVE_FENCE_ANDROID
:
3426 if (dri2_dpy
->fence
->create_fence_fd
) {
3427 dri2_sync
->fence
= dri2_dpy
->fence
->create_fence_fd(
3428 dri2_ctx
->dri_context
,
3429 dri2_sync
->base
.SyncFd
);
3431 if (!dri2_sync
->fence
) {
3432 _eglError(EGL_BAD_ATTRIBUTE
, "eglCreateSyncKHR");
3439 p_atomic_set(&dri2_sync
->refcount
, 1);
3440 return &dri2_sync
->base
;
3444 dri2_destroy_sync(const _EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSync
*sync
)
3446 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
3447 struct dri2_egl_sync
*dri2_sync
= dri2_egl_sync(sync
);
3448 EGLint ret
= EGL_TRUE
;
3451 /* if type of sync is EGL_SYNC_REUSABLE_KHR and it is not signaled yet,
3452 * then unlock all threads possibly blocked by the reusable sync before
3455 if (dri2_sync
->base
.Type
== EGL_SYNC_REUSABLE_KHR
&&
3456 dri2_sync
->base
.SyncStatus
== EGL_UNSIGNALED_KHR
) {
3457 dri2_sync
->base
.SyncStatus
= EGL_SIGNALED_KHR
;
3458 /* unblock all threads currently blocked by sync */
3459 err
= cnd_broadcast(&dri2_sync
->cond
);
3462 _eglError(EGL_BAD_ACCESS
, "eglDestroySyncKHR");
3467 dri2_egl_unref_sync(dri2_dpy
, dri2_sync
);
3473 dri2_dup_native_fence_fd(const _EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSync
*sync
)
3475 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
3476 struct dri2_egl_sync
*dri2_sync
= dri2_egl_sync(sync
);
3478 assert(sync
->Type
== EGL_SYNC_NATIVE_FENCE_ANDROID
);
3480 if (sync
->SyncFd
== EGL_NO_NATIVE_FENCE_FD_ANDROID
) {
3481 /* try to retrieve the actual native fence fd.. if rendering is
3482 * not flushed this will just return -1, aka NO_NATIVE_FENCE_FD:
3484 sync
->SyncFd
= dri2_dpy
->fence
->get_fence_fd(dri2_dpy
->dri_screen
,
3488 if (sync
->SyncFd
== EGL_NO_NATIVE_FENCE_FD_ANDROID
) {
3489 /* if native fence fd still not created, return an error: */
3490 _eglError(EGL_BAD_PARAMETER
, "eglDupNativeFenceFDANDROID");
3491 return EGL_NO_NATIVE_FENCE_FD_ANDROID
;
3494 return os_dupfd_cloexec(sync
->SyncFd
);
3498 dri2_set_blob_cache_funcs(const _EGLDriver
*drv
, _EGLDisplay
*disp
,
3499 EGLSetBlobFuncANDROID set
,
3500 EGLGetBlobFuncANDROID get
)
3502 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
3503 dri2_dpy
->blob
->set_cache_funcs(dri2_dpy
->dri_screen
,
3505 disp
->BlobCacheGet
);
3509 dri2_client_wait_sync(const _EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSync
*sync
,
3510 EGLint flags
, EGLTime timeout
)
3512 _EGLContext
*ctx
= _eglGetCurrentContext();
3513 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
3514 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
3515 struct dri2_egl_sync
*dri2_sync
= dri2_egl_sync(sync
);
3516 unsigned wait_flags
= 0;
3518 EGLint ret
= EGL_CONDITION_SATISFIED_KHR
;
3520 /* The EGL_KHR_fence_sync spec states:
3522 * "If no context is current for the bound API,
3523 * the EGL_SYNC_FLUSH_COMMANDS_BIT_KHR bit is ignored.
3525 if (dri2_ctx
&& flags
& EGL_SYNC_FLUSH_COMMANDS_BIT_KHR
)
3526 wait_flags
|= __DRI2_FENCE_FLAG_FLUSH_COMMANDS
;
3528 /* the sync object should take a reference while waiting */
3529 dri2_egl_ref_sync(dri2_sync
);
3531 switch (sync
->Type
) {
3532 case EGL_SYNC_FENCE_KHR
:
3533 case EGL_SYNC_NATIVE_FENCE_ANDROID
:
3534 case EGL_SYNC_CL_EVENT_KHR
:
3535 if (dri2_dpy
->fence
->client_wait_sync(dri2_ctx
? dri2_ctx
->dri_context
: NULL
,
3536 dri2_sync
->fence
, wait_flags
,
3538 dri2_sync
->base
.SyncStatus
= EGL_SIGNALED_KHR
;
3540 ret
= EGL_TIMEOUT_EXPIRED_KHR
;
3543 case EGL_SYNC_REUSABLE_KHR
:
3544 if (dri2_ctx
&& dri2_sync
->base
.SyncStatus
== EGL_UNSIGNALED_KHR
&&
3545 (flags
& EGL_SYNC_FLUSH_COMMANDS_BIT_KHR
)) {
3546 /* flush context if EGL_SYNC_FLUSH_COMMANDS_BIT_KHR is set */
3550 /* if timeout is EGL_FOREVER_KHR, it should wait without any timeout.*/
3551 if (timeout
== EGL_FOREVER_KHR
) {
3552 mtx_lock(&dri2_sync
->mutex
);
3553 cnd_wait(&dri2_sync
->cond
, &dri2_sync
->mutex
);
3554 mtx_unlock(&dri2_sync
->mutex
);
3556 /* if reusable sync has not been yet signaled */
3557 if (dri2_sync
->base
.SyncStatus
!= EGL_SIGNALED_KHR
) {
3558 /* timespecs for cnd_timedwait */
3559 struct timespec current
;
3560 struct timespec expire
;
3562 /* We override the clock to monotonic when creating the condition
3564 clock_gettime(CLOCK_MONOTONIC
, ¤t
);
3566 /* calculating when to expire */
3567 expire
.tv_nsec
= timeout
% 1000000000L;
3568 expire
.tv_sec
= timeout
/ 1000000000L;
3570 expire
.tv_nsec
+= current
.tv_nsec
;
3571 expire
.tv_sec
+= current
.tv_sec
;
3573 /* expire.nsec now is a number between 0 and 1999999998 */
3574 if (expire
.tv_nsec
> 999999999L) {
3576 expire
.tv_nsec
-= 1000000000L;
3579 mtx_lock(&dri2_sync
->mutex
);
3580 ret
= cnd_timedwait(&dri2_sync
->cond
, &dri2_sync
->mutex
, &expire
);
3581 mtx_unlock(&dri2_sync
->mutex
);
3583 if (ret
== thrd_busy
) {
3584 if (dri2_sync
->base
.SyncStatus
== EGL_UNSIGNALED_KHR
) {
3585 ret
= EGL_TIMEOUT_EXPIRED_KHR
;
3587 _eglError(EGL_BAD_ACCESS
, "eglClientWaitSyncKHR");
3595 dri2_egl_unref_sync(dri2_dpy
, dri2_sync
);
3601 dri2_signal_sync(const _EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSync
*sync
,
3604 struct dri2_egl_sync
*dri2_sync
= dri2_egl_sync(sync
);
3607 if (sync
->Type
!= EGL_SYNC_REUSABLE_KHR
)
3608 return _eglError(EGL_BAD_MATCH
, "eglSignalSyncKHR");
3610 if (mode
!= EGL_SIGNALED_KHR
&& mode
!= EGL_UNSIGNALED_KHR
)
3611 return _eglError(EGL_BAD_ATTRIBUTE
, "eglSignalSyncKHR");
3613 dri2_sync
->base
.SyncStatus
= mode
;
3615 if (mode
== EGL_SIGNALED_KHR
) {
3616 ret
= cnd_broadcast(&dri2_sync
->cond
);
3618 /* fail to broadcast */
3620 return _eglError(EGL_BAD_ACCESS
, "eglSignalSyncKHR");
3627 dri2_server_wait_sync(const _EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSync
*sync
)
3629 _EGLContext
*ctx
= _eglGetCurrentContext();
3630 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
3631 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
3632 struct dri2_egl_sync
*dri2_sync
= dri2_egl_sync(sync
);
3634 dri2_dpy
->fence
->server_wait_sync(dri2_ctx
->dri_context
,
3635 dri2_sync
->fence
, 0);
3640 dri2_interop_query_device_info(_EGLDisplay
*disp
, _EGLContext
*ctx
,
3641 struct mesa_glinterop_device_info
*out
)
3643 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
3644 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
3646 if (!dri2_dpy
->interop
)
3647 return MESA_GLINTEROP_UNSUPPORTED
;
3649 return dri2_dpy
->interop
->query_device_info(dri2_ctx
->dri_context
, out
);
3653 dri2_interop_export_object(_EGLDisplay
*disp
, _EGLContext
*ctx
,
3654 struct mesa_glinterop_export_in
*in
,
3655 struct mesa_glinterop_export_out
*out
)
3657 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
3658 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
3660 if (!dri2_dpy
->interop
)
3661 return MESA_GLINTEROP_UNSUPPORTED
;
3663 return dri2_dpy
->interop
->export_object(dri2_ctx
->dri_context
, in
, out
);
3666 const _EGLDriver _eglDriver
= {
3667 .Initialize
= dri2_initialize
,
3668 .Terminate
= dri2_terminate
,
3669 .CreateContext
= dri2_create_context
,
3670 .DestroyContext
= dri2_destroy_context
,
3671 .MakeCurrent
= dri2_make_current
,
3672 .CreateWindowSurface
= dri2_create_window_surface
,
3673 .CreatePixmapSurface
= dri2_create_pixmap_surface
,
3674 .CreatePbufferSurface
= dri2_create_pbuffer_surface
,
3675 .DestroySurface
= dri2_destroy_surface
,
3676 .GetProcAddress
= dri2_get_proc_address
,
3677 .WaitClient
= dri2_wait_client
,
3678 .WaitNative
= dri2_wait_native
,
3679 .BindTexImage
= dri2_bind_tex_image
,
3680 .ReleaseTexImage
= dri2_release_tex_image
,
3681 .SwapInterval
= dri2_swap_interval
,
3682 .SwapBuffers
= dri2_swap_buffers
,
3683 .SwapBuffersWithDamageEXT
= dri2_swap_buffers_with_damage
,
3684 .SwapBuffersRegionNOK
= dri2_swap_buffers_region
,
3685 .SetDamageRegion
= dri2_set_damage_region
,
3686 .PostSubBufferNV
= dri2_post_sub_buffer
,
3687 .CopyBuffers
= dri2_copy_buffers
,
3688 .QueryBufferAge
= dri2_query_buffer_age
,
3689 .CreateImageKHR
= dri2_create_image
,
3690 .DestroyImageKHR
= dri2_destroy_image_khr
,
3691 .CreateWaylandBufferFromImageWL
= dri2_create_wayland_buffer_from_image
,
3692 .QuerySurface
= dri2_query_surface
,
3693 .QueryDriverName
= dri2_query_driver_name
,
3694 .QueryDriverConfig
= dri2_query_driver_config
,
3696 .CreateDRMImageMESA
= dri2_create_drm_image_mesa
,
3697 .ExportDRMImageMESA
= dri2_export_drm_image_mesa
,
3698 .ExportDMABUFImageQueryMESA
= dri2_export_dma_buf_image_query_mesa
,
3699 .ExportDMABUFImageMESA
= dri2_export_dma_buf_image_mesa
,
3700 .QueryDmaBufFormatsEXT
= dri2_query_dma_buf_formats
,
3701 .QueryDmaBufModifiersEXT
= dri2_query_dma_buf_modifiers
,
3703 #ifdef HAVE_WAYLAND_PLATFORM
3704 .BindWaylandDisplayWL
= dri2_bind_wayland_display_wl
,
3705 .UnbindWaylandDisplayWL
= dri2_unbind_wayland_display_wl
,
3706 .QueryWaylandBufferWL
= dri2_query_wayland_buffer_wl
,
3708 .GetSyncValuesCHROMIUM
= dri2_get_sync_values_chromium
,
3709 .CreateSyncKHR
= dri2_create_sync
,
3710 .ClientWaitSyncKHR
= dri2_client_wait_sync
,
3711 .SignalSyncKHR
= dri2_signal_sync
,
3712 .WaitSyncKHR
= dri2_server_wait_sync
,
3713 .DestroySyncKHR
= dri2_destroy_sync
,
3714 .GLInteropQueryDeviceInfo
= dri2_interop_query_device_info
,
3715 .GLInteropExportObject
= dri2_interop_export_object
,
3716 .DupNativeFenceFDANDROID
= dri2_dup_native_fence_fd
,
3717 .SetBlobCacheFuncsANDROID
= dri2_set_blob_cache_funcs
,