2 * Copyright © 2010 Intel Corporation
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
16 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
17 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
18 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
19 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
20 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
22 * DEALINGS IN THE SOFTWARE.
25 * Kristian Høgsberg <krh@bitplanet.net>
39 #include <c11/threads.h>
43 #include "drm-uapi/drm_fourcc.h"
46 #include <GL/internal/dri_interface.h>
47 #include <sys/types.h>
50 #ifdef HAVE_WAYLAND_PLATFORM
51 #include <wayland-client.h>
52 #include "wayland-drm.h"
53 #include "wayland-drm-client-protocol.h"
54 #include "linux-dmabuf-unstable-v1-client-protocol.h"
57 #ifdef HAVE_X11_PLATFORM
58 #include "X11/Xlibint.h"
61 #include "egldefines.h"
63 #include "GL/mesa_glinterop.h"
64 #include "loader/loader.h"
65 #include "util/u_atomic.h"
66 #include "util/u_vector.h"
67 #include "mapi/glapi/glapi.h"
68 #include "util/bitscan.h"
69 #include "util/u_math.h"
71 /* Additional definitions not yet in the drm_fourcc.h.
73 #ifndef DRM_FORMAT_P010
74 #define DRM_FORMAT_P010 fourcc_code('P', '0', '1', '0') /* 2x2 subsampled Cb:Cr plane 10 bits per channel */
77 #ifndef DRM_FORMAT_P012
78 #define DRM_FORMAT_P012 fourcc_code('P', '0', '1', '2') /* 2x2 subsampled Cb:Cr plane 12 bits per channel */
81 #ifndef DRM_FORMAT_P016
82 #define DRM_FORMAT_P016 fourcc_code('P', '0', '1', '6') /* 2x2 subsampled Cb:Cr plane 16 bits per channel */
85 #define NUM_ATTRIBS 12
87 static const struct dri2_pbuffer_visual
{
88 const char *format_name
;
89 unsigned int dri_image_format
;
91 unsigned int rgba_sizes
[4];
92 } dri2_pbuffer_visuals
[] = {
95 __DRI_IMAGE_FORMAT_ABGR16161616F
,
101 __DRI_IMAGE_FORMAT_XBGR16161616F
,
107 __DRI_IMAGE_FORMAT_ARGB2101010
,
113 __DRI_IMAGE_FORMAT_XRGB2101010
,
119 __DRI_IMAGE_FORMAT_ARGB8888
,
125 __DRI_IMAGE_FORMAT_XRGB8888
,
131 __DRI_IMAGE_FORMAT_RGB565
,
138 dri_set_background_context(void *loaderPrivate
)
140 _EGLContext
*ctx
= _eglGetCurrentContext();
141 _EGLThreadInfo
*t
= _eglGetCurrentThread();
143 _eglBindContextToThread(ctx
, t
);
149 static void (*glFlush
)(void);
150 static mtx_t glFlushMutex
= _MTX_INITIALIZER_NP
;
152 mtx_lock(&glFlushMutex
);
154 glFlush
= _glapi_get_proc_address("glFlush");
155 mtx_unlock(&glFlushMutex
);
157 /* if glFlush is not available things are horribly broken */
159 _eglLog(_EGL_WARNING
, "DRI2: failed to find glFlush entry point");
167 dri_is_thread_safe(void *loaderPrivate
)
169 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
170 UNUSED _EGLDisplay
*display
= dri2_surf
->base
.Resource
.Display
;
172 #ifdef HAVE_X11_PLATFORM
173 Display
*xdpy
= (Display
*)display
->PlatformDisplay
;
175 /* Check Xlib is running in thread safe mode when running on EGL/X11-xlib
178 * 'lock_fns' is the XLockDisplay function pointer of the X11 display 'dpy'.
179 * It wll be NULL if XInitThreads wasn't called.
181 if (display
->Platform
== _EGL_PLATFORM_X11
&& xdpy
&& !xdpy
->lock_fns
)
185 #ifdef HAVE_WAYLAND_PLATFORM
186 if (display
->Platform
== _EGL_PLATFORM_WAYLAND
)
193 const __DRIbackgroundCallableExtension background_callable_extension
= {
194 .base
= { __DRI_BACKGROUND_CALLABLE
, 2 },
196 .setBackgroundContext
= dri_set_background_context
,
197 .isThreadSafe
= dri_is_thread_safe
,
200 const __DRIuseInvalidateExtension use_invalidate
= {
201 .base
= { __DRI_USE_INVALIDATE
, 1 }
205 dri2_get_pbuffer_drawable_info(__DRIdrawable
* draw
,
206 int *x
, int *y
, int *w
, int *h
,
209 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
212 *w
= dri2_surf
->base
.Width
;
213 *h
= dri2_surf
->base
.Height
;
217 dri2_get_bytes_per_pixel(struct dri2_egl_surface
*dri2_surf
)
219 const int depth
= dri2_surf
->base
.Config
->BufferSize
;
220 return depth
? util_next_power_of_two(depth
/ 8) : 0;
224 dri2_put_image(__DRIdrawable
* draw
, int op
,
225 int x
, int y
, int w
, int h
,
226 char *data
, void *loaderPrivate
)
228 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
229 const int bpp
= dri2_get_bytes_per_pixel(dri2_surf
);
230 const int width
= dri2_surf
->base
.Width
;
231 const int height
= dri2_surf
->base
.Height
;
232 const int dst_stride
= width
*bpp
;
233 const int src_stride
= w
*bpp
;
234 const int x_offset
= x
*bpp
;
235 int copy_width
= src_stride
;
237 if (!dri2_surf
->swrast_device_buffer
)
238 dri2_surf
->swrast_device_buffer
= malloc(height
*dst_stride
);
240 if (dri2_surf
->swrast_device_buffer
) {
241 const char *src
= data
;
242 char *dst
= dri2_surf
->swrast_device_buffer
;
247 /* Drivers are allowed to submit OOB PutImage requests, so clip here. */
248 if (copy_width
> dst_stride
- x_offset
)
249 copy_width
= dst_stride
- x_offset
;
254 memcpy(dst
, src
, copy_width
);
262 dri2_get_image(__DRIdrawable
* read
,
263 int x
, int y
, int w
, int h
,
264 char *data
, void *loaderPrivate
)
266 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
267 const int bpp
= dri2_get_bytes_per_pixel(dri2_surf
);
268 const int width
= dri2_surf
->base
.Width
;
269 const int height
= dri2_surf
->base
.Height
;
270 const int src_stride
= width
*bpp
;
271 const int dst_stride
= w
*bpp
;
272 const int x_offset
= x
*bpp
;
273 int copy_width
= dst_stride
;
274 const char *src
= dri2_surf
->swrast_device_buffer
;
278 memset(data
, 0, copy_width
* h
);
285 /* Drivers are allowed to submit OOB GetImage requests, so clip here. */
286 if (copy_width
> src_stride
- x_offset
)
287 copy_width
= src_stride
- x_offset
;
292 memcpy(dst
, src
, copy_width
);
299 /* HACK: technically we should have swrast_null, instead of these.
301 const __DRIswrastLoaderExtension swrast_pbuffer_loader_extension
= {
302 .base
= { __DRI_SWRAST_LOADER
, 1 },
303 .getDrawableInfo
= dri2_get_pbuffer_drawable_info
,
304 .putImage
= dri2_put_image
,
305 .getImage
= dri2_get_image
,
308 static const EGLint dri2_to_egl_attribute_map
[__DRI_ATTRIB_MAX
] = {
309 [__DRI_ATTRIB_BUFFER_SIZE
] = EGL_BUFFER_SIZE
,
310 [__DRI_ATTRIB_LEVEL
] = EGL_LEVEL
,
311 [__DRI_ATTRIB_LUMINANCE_SIZE
] = EGL_LUMINANCE_SIZE
,
312 [__DRI_ATTRIB_DEPTH_SIZE
] = EGL_DEPTH_SIZE
,
313 [__DRI_ATTRIB_STENCIL_SIZE
] = EGL_STENCIL_SIZE
,
314 [__DRI_ATTRIB_SAMPLE_BUFFERS
] = EGL_SAMPLE_BUFFERS
,
315 [__DRI_ATTRIB_SAMPLES
] = EGL_SAMPLES
,
316 [__DRI_ATTRIB_MAX_PBUFFER_WIDTH
] = EGL_MAX_PBUFFER_WIDTH
,
317 [__DRI_ATTRIB_MAX_PBUFFER_HEIGHT
] = EGL_MAX_PBUFFER_HEIGHT
,
318 [__DRI_ATTRIB_MAX_PBUFFER_PIXELS
] = EGL_MAX_PBUFFER_PIXELS
,
319 [__DRI_ATTRIB_MAX_SWAP_INTERVAL
] = EGL_MAX_SWAP_INTERVAL
,
320 [__DRI_ATTRIB_MIN_SWAP_INTERVAL
] = EGL_MIN_SWAP_INTERVAL
,
321 [__DRI_ATTRIB_YINVERTED
] = EGL_Y_INVERTED_NOK
,
325 dri2_get_dri_config(struct dri2_egl_config
*conf
, EGLint surface_type
,
328 const bool double_buffer
= surface_type
== EGL_WINDOW_BIT
;
329 const bool srgb
= colorspace
== EGL_GL_COLORSPACE_SRGB_KHR
;
331 return conf
->dri_config
[double_buffer
][srgb
];
335 dri2_match_config(const _EGLConfig
*conf
, const _EGLConfig
*criteria
)
337 if (_eglCompareConfigs(conf
, criteria
, NULL
, EGL_FALSE
) != 0)
340 if (!_eglMatchConfig(conf
, criteria
))
347 dri2_get_shifts_and_sizes(const __DRIcoreExtension
*core
,
348 const __DRIconfig
*config
, int *shifts
,
353 if (core
->getConfigAttrib(config
, __DRI_ATTRIB_RED_SHIFT
, (unsigned int *)&shifts
[0])) {
354 core
->getConfigAttrib(config
, __DRI_ATTRIB_GREEN_SHIFT
, (unsigned int *)&shifts
[1]);
355 core
->getConfigAttrib(config
, __DRI_ATTRIB_BLUE_SHIFT
, (unsigned int *)&shifts
[2]);
356 core
->getConfigAttrib(config
, __DRI_ATTRIB_ALPHA_SHIFT
, (unsigned int *)&shifts
[3]);
358 /* Driver isn't exposing shifts, so convert masks to shifts */
359 core
->getConfigAttrib(config
, __DRI_ATTRIB_RED_MASK
, &mask
);
360 shifts
[0] = ffs(mask
) - 1;
361 core
->getConfigAttrib(config
, __DRI_ATTRIB_GREEN_MASK
, &mask
);
362 shifts
[1] = ffs(mask
) - 1;
363 core
->getConfigAttrib(config
, __DRI_ATTRIB_BLUE_MASK
, &mask
);
364 shifts
[2] = ffs(mask
) - 1;
365 core
->getConfigAttrib(config
, __DRI_ATTRIB_ALPHA_MASK
, &mask
);
366 shifts
[3] = ffs(mask
) - 1;
369 core
->getConfigAttrib(config
, __DRI_ATTRIB_RED_SIZE
, &sizes
[0]);
370 core
->getConfigAttrib(config
, __DRI_ATTRIB_GREEN_SIZE
, &sizes
[1]);
371 core
->getConfigAttrib(config
, __DRI_ATTRIB_BLUE_SIZE
, &sizes
[2]);
372 core
->getConfigAttrib(config
, __DRI_ATTRIB_ALPHA_SIZE
, &sizes
[3]);
376 dri2_get_render_type_float(const __DRIcoreExtension
*core
,
377 const __DRIconfig
*config
,
380 unsigned int render_type
;
382 core
->getConfigAttrib(config
, __DRI_ATTRIB_RENDER_TYPE
, &render_type
);
383 *is_float
= (render_type
& __DRI_ATTRIB_FLOAT_BIT
) ? true : false;
387 dri2_image_format_for_pbuffer_config(struct dri2_egl_display
*dri2_dpy
,
388 const __DRIconfig
*config
)
391 unsigned int sizes
[4];
393 dri2_get_shifts_and_sizes(dri2_dpy
->core
, config
, shifts
, sizes
);
395 for (unsigned i
= 0; i
< ARRAY_SIZE(dri2_pbuffer_visuals
); ++i
) {
396 const struct dri2_pbuffer_visual
*visual
= &dri2_pbuffer_visuals
[i
];
398 if (shifts
[0] == visual
->rgba_shifts
[0] &&
399 shifts
[1] == visual
->rgba_shifts
[1] &&
400 shifts
[2] == visual
->rgba_shifts
[2] &&
401 shifts
[3] == visual
->rgba_shifts
[3] &&
402 sizes
[0] == visual
->rgba_sizes
[0] &&
403 sizes
[1] == visual
->rgba_sizes
[1] &&
404 sizes
[2] == visual
->rgba_sizes
[2] &&
405 sizes
[3] == visual
->rgba_sizes
[3]) {
406 return visual
->dri_image_format
;
410 return __DRI_IMAGE_FORMAT_NONE
;
413 struct dri2_egl_config
*
414 dri2_add_config(_EGLDisplay
*disp
, const __DRIconfig
*dri_config
, int id
,
415 EGLint surface_type
, const EGLint
*attr_list
,
416 const int *rgba_shifts
, const unsigned int *rgba_sizes
)
418 struct dri2_egl_config
*conf
;
419 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
421 unsigned int attrib
, value
, double_buffer
;
423 EGLint key
, bind_to_texture_rgb
, bind_to_texture_rgba
;
424 int dri_shifts
[4] = { -1, -1, -1, -1 };
425 unsigned int dri_sizes
[4] = { 0, 0, 0, 0 };
426 _EGLConfig
*matching_config
;
427 EGLint num_configs
= 0;
430 _eglInitConfig(&base
, disp
, id
);
433 bind_to_texture_rgb
= 0;
434 bind_to_texture_rgba
= 0;
436 for (int i
= 0; i
< __DRI_ATTRIB_MAX
; ++i
) {
437 if (!dri2_dpy
->core
->indexConfigAttrib(dri_config
, i
, &attrib
, &value
))
441 case __DRI_ATTRIB_RENDER_TYPE
:
442 if (value
& __DRI_ATTRIB_FLOAT_BIT
)
443 base
.ComponentType
= EGL_COLOR_COMPONENT_TYPE_FLOAT_EXT
;
444 if (value
& __DRI_ATTRIB_RGBA_BIT
)
445 value
= EGL_RGB_BUFFER
;
446 else if (value
& __DRI_ATTRIB_LUMINANCE_BIT
)
447 value
= EGL_LUMINANCE_BUFFER
;
450 base
.ColorBufferType
= value
;
453 case __DRI_ATTRIB_CONFIG_CAVEAT
:
454 if (value
& __DRI_ATTRIB_NON_CONFORMANT_CONFIG
)
455 value
= EGL_NON_CONFORMANT_CONFIG
;
456 else if (value
& __DRI_ATTRIB_SLOW_BIT
)
457 value
= EGL_SLOW_CONFIG
;
460 base
.ConfigCaveat
= value
;
463 case __DRI_ATTRIB_BIND_TO_TEXTURE_RGB
:
464 bind_to_texture_rgb
= value
;
467 case __DRI_ATTRIB_BIND_TO_TEXTURE_RGBA
:
468 bind_to_texture_rgba
= value
;
471 case __DRI_ATTRIB_DOUBLE_BUFFER
:
472 double_buffer
= value
;
475 case __DRI_ATTRIB_RED_SIZE
:
476 dri_sizes
[0] = value
;
477 base
.RedSize
= value
;
480 case __DRI_ATTRIB_RED_MASK
:
481 dri_shifts
[0] = ffs(value
) - 1;
484 case __DRI_ATTRIB_RED_SHIFT
:
485 dri_shifts
[0] = value
;
488 case __DRI_ATTRIB_GREEN_SIZE
:
489 dri_sizes
[1] = value
;
490 base
.GreenSize
= value
;
493 case __DRI_ATTRIB_GREEN_MASK
:
494 dri_shifts
[1] = ffs(value
) - 1;
497 case __DRI_ATTRIB_GREEN_SHIFT
:
498 dri_shifts
[1] = value
;
501 case __DRI_ATTRIB_BLUE_SIZE
:
502 dri_sizes
[2] = value
;
503 base
.BlueSize
= value
;
506 case __DRI_ATTRIB_BLUE_MASK
:
507 dri_shifts
[2] = ffs(value
) - 1;
510 case __DRI_ATTRIB_BLUE_SHIFT
:
511 dri_shifts
[2] = value
;
514 case __DRI_ATTRIB_ALPHA_SIZE
:
515 dri_sizes
[3] = value
;
516 base
.AlphaSize
= value
;
519 case __DRI_ATTRIB_ALPHA_MASK
:
520 dri_shifts
[3] = ffs(value
) - 1;
523 case __DRI_ATTRIB_ALPHA_SHIFT
:
524 dri_shifts
[3] = value
;
527 case __DRI_ATTRIB_ACCUM_RED_SIZE
:
528 case __DRI_ATTRIB_ACCUM_GREEN_SIZE
:
529 case __DRI_ATTRIB_ACCUM_BLUE_SIZE
:
530 case __DRI_ATTRIB_ACCUM_ALPHA_SIZE
:
531 /* Don't expose visuals with the accumulation buffer. */
536 case __DRI_ATTRIB_FRAMEBUFFER_SRGB_CAPABLE
:
538 if (!disp
->Extensions
.KHR_gl_colorspace
&& srgb
)
542 case __DRI_ATTRIB_MAX_PBUFFER_WIDTH
:
543 base
.MaxPbufferWidth
= _EGL_MAX_PBUFFER_WIDTH
;
545 case __DRI_ATTRIB_MAX_PBUFFER_HEIGHT
:
546 base
.MaxPbufferHeight
= _EGL_MAX_PBUFFER_HEIGHT
;
548 case __DRI_ATTRIB_MUTABLE_RENDER_BUFFER
:
549 if (disp
->Extensions
.KHR_mutable_render_buffer
)
550 surface_type
|= EGL_MUTABLE_RENDER_BUFFER_BIT_KHR
;
553 key
= dri2_to_egl_attribute_map
[attrib
];
555 _eglSetConfigKey(&base
, key
, value
);
561 for (int i
= 0; attr_list
[i
] != EGL_NONE
; i
+= 2)
562 _eglSetConfigKey(&base
, attr_list
[i
], attr_list
[i
+1]);
564 if (rgba_shifts
&& memcmp(rgba_shifts
, dri_shifts
, sizeof(dri_shifts
)))
567 if (rgba_sizes
&& memcmp(rgba_sizes
, dri_sizes
, sizeof(dri_sizes
)))
570 base
.NativeRenderable
= EGL_TRUE
;
572 base
.SurfaceType
= surface_type
;
573 if (surface_type
& (EGL_PBUFFER_BIT
|
574 (disp
->Extensions
.NOK_texture_from_pixmap
? EGL_PIXMAP_BIT
: 0))) {
575 base
.BindToTextureRGB
= bind_to_texture_rgb
;
576 if (base
.AlphaSize
> 0)
577 base
.BindToTextureRGBA
= bind_to_texture_rgba
;
581 surface_type
&= ~EGL_PIXMAP_BIT
;
584 /* No support for pbuffer + MSAA for now.
586 * XXX TODO: pbuffer + MSAA does not work and causes crashes.
587 * See QT bugreport: https://bugreports.qt.io/browse/QTBUG-47509
590 surface_type
&= ~EGL_PBUFFER_BIT
;
596 base
.RenderableType
= disp
->ClientAPIs
;
597 base
.Conformant
= disp
->ClientAPIs
;
599 base
.MinSwapInterval
= dri2_dpy
->min_swap_interval
;
600 base
.MaxSwapInterval
= dri2_dpy
->max_swap_interval
;
602 if (!_eglValidateConfig(&base
, EGL_FALSE
)) {
603 _eglLog(_EGL_DEBUG
, "DRI2: failed to validate config %d", id
);
607 config_id
= base
.ConfigID
;
608 base
.ConfigID
= EGL_DONT_CARE
;
609 base
.SurfaceType
= EGL_DONT_CARE
;
610 num_configs
= _eglFilterArray(disp
->Configs
, (void **) &matching_config
, 1,
611 (_EGLArrayForEach
) dri2_match_config
, &base
);
613 if (num_configs
== 1) {
614 conf
= (struct dri2_egl_config
*) matching_config
;
616 if (!conf
->dri_config
[double_buffer
][srgb
])
617 conf
->dri_config
[double_buffer
][srgb
] = dri_config
;
619 /* a similar config type is already added (unlikely) => discard */
622 else if (num_configs
== 0) {
623 conf
= calloc(1, sizeof *conf
);
627 conf
->dri_config
[double_buffer
][srgb
] = dri_config
;
629 memcpy(&conf
->base
, &base
, sizeof base
);
630 conf
->base
.SurfaceType
= 0;
631 conf
->base
.ConfigID
= config_id
;
633 _eglLinkConfig(&conf
->base
);
636 unreachable("duplicates should not be possible");
640 conf
->base
.SurfaceType
|= surface_type
;
646 dri2_add_pbuffer_configs_for_visuals(_EGLDriver
*drv
, _EGLDisplay
*disp
)
648 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
649 unsigned int format_count
[ARRAY_SIZE(dri2_pbuffer_visuals
)] = { 0 };
650 unsigned int config_count
= 0;
652 for (unsigned i
= 0; dri2_dpy
->driver_configs
[i
] != NULL
; i
++) {
653 for (unsigned j
= 0; j
< ARRAY_SIZE(dri2_pbuffer_visuals
); j
++) {
654 struct dri2_egl_config
*dri2_conf
;
656 dri2_conf
= dri2_add_config(disp
, dri2_dpy
->driver_configs
[i
],
657 config_count
+ 1, EGL_PBUFFER_BIT
, NULL
,
658 dri2_pbuffer_visuals
[j
].rgba_shifts
, dri2_pbuffer_visuals
[j
].rgba_sizes
);
661 if (dri2_conf
->base
.ConfigID
== config_count
+ 1)
668 for (unsigned i
= 0; i
< ARRAY_SIZE(format_count
); i
++) {
669 if (!format_count
[i
]) {
670 _eglLog(_EGL_DEBUG
, "No DRI config supports native format %s",
671 dri2_pbuffer_visuals
[i
].format_name
);
675 return (config_count
!= 0);
679 dri2_lookup_egl_image(__DRIscreen
*screen
, void *image
, void *data
)
681 _EGLDisplay
*disp
= data
;
682 struct dri2_egl_image
*dri2_img
;
687 img
= _eglLookupImage(image
, disp
);
689 _eglError(EGL_BAD_PARAMETER
, "dri2_lookup_egl_image");
693 dri2_img
= dri2_egl_image(image
);
695 return dri2_img
->dri_image
;
698 const __DRIimageLookupExtension image_lookup_extension
= {
699 .base
= { __DRI_IMAGE_LOOKUP
, 1 },
701 .lookupEGLImage
= dri2_lookup_egl_image
704 struct dri2_extension_match
{
710 static const struct dri2_extension_match dri3_driver_extensions
[] = {
711 { __DRI_CORE
, 1, offsetof(struct dri2_egl_display
, core
) },
712 { __DRI_IMAGE_DRIVER
, 1, offsetof(struct dri2_egl_display
, image_driver
) },
716 static const struct dri2_extension_match dri2_driver_extensions
[] = {
717 { __DRI_CORE
, 1, offsetof(struct dri2_egl_display
, core
) },
718 { __DRI_DRI2
, 2, offsetof(struct dri2_egl_display
, dri2
) },
722 static const struct dri2_extension_match dri2_core_extensions
[] = {
723 { __DRI2_FLUSH
, 1, offsetof(struct dri2_egl_display
, flush
) },
724 { __DRI_TEX_BUFFER
, 2, offsetof(struct dri2_egl_display
, tex_buffer
) },
725 { __DRI_IMAGE
, 1, offsetof(struct dri2_egl_display
, image
) },
729 static const struct dri2_extension_match swrast_driver_extensions
[] = {
730 { __DRI_CORE
, 1, offsetof(struct dri2_egl_display
, core
) },
731 { __DRI_SWRAST
, 2, offsetof(struct dri2_egl_display
, swrast
) },
735 static const struct dri2_extension_match swrast_core_extensions
[] = {
736 { __DRI_TEX_BUFFER
, 2, offsetof(struct dri2_egl_display
, tex_buffer
) },
740 static const struct dri2_extension_match optional_driver_extensions
[] = {
741 { __DRI_CONFIG_OPTIONS
, 1, offsetof(struct dri2_egl_display
, configOptions
) },
745 static const struct dri2_extension_match optional_core_extensions
[] = {
746 { __DRI2_ROBUSTNESS
, 1, offsetof(struct dri2_egl_display
, robustness
) },
747 { __DRI2_NO_ERROR
, 1, offsetof(struct dri2_egl_display
, no_error
) },
748 { __DRI2_CONFIG_QUERY
, 1, offsetof(struct dri2_egl_display
, config
) },
749 { __DRI2_FENCE
, 1, offsetof(struct dri2_egl_display
, fence
) },
750 { __DRI2_BUFFER_DAMAGE
, 1, offsetof(struct dri2_egl_display
, buffer_damage
) },
751 { __DRI2_RENDERER_QUERY
, 1, offsetof(struct dri2_egl_display
, rendererQuery
) },
752 { __DRI2_INTEROP
, 1, offsetof(struct dri2_egl_display
, interop
) },
753 { __DRI_IMAGE
, 1, offsetof(struct dri2_egl_display
, image
) },
754 { __DRI2_FLUSH_CONTROL
, 1, offsetof(struct dri2_egl_display
, flush_control
) },
755 { __DRI2_BLOB
, 1, offsetof(struct dri2_egl_display
, blob
) },
756 { __DRI_MUTABLE_RENDER_BUFFER_DRIVER
, 1, offsetof(struct dri2_egl_display
, mutable_render_buffer
) },
761 dri2_bind_extensions(struct dri2_egl_display
*dri2_dpy
,
762 const struct dri2_extension_match
*matches
,
763 const __DRIextension
**extensions
,
769 for (int i
= 0; extensions
[i
]; i
++) {
770 _eglLog(_EGL_DEBUG
, "found extension `%s'", extensions
[i
]->name
);
771 for (int j
= 0; matches
[j
].name
; j
++) {
772 if (strcmp(extensions
[i
]->name
, matches
[j
].name
) == 0 &&
773 extensions
[i
]->version
>= matches
[j
].version
) {
774 field
= ((char *) dri2_dpy
+ matches
[j
].offset
);
775 *(const __DRIextension
**) field
= extensions
[i
];
776 _eglLog(_EGL_INFO
, "found extension %s version %d",
777 extensions
[i
]->name
, extensions
[i
]->version
);
783 for (int j
= 0; matches
[j
].name
; j
++) {
784 field
= ((char *) dri2_dpy
+ matches
[j
].offset
);
785 if (*(const __DRIextension
**) field
== NULL
) {
787 _eglLog(_EGL_DEBUG
, "did not find optional extension %s version %d",
788 matches
[j
].name
, matches
[j
].version
);
790 _eglLog(_EGL_WARNING
, "did not find extension %s version %d",
791 matches
[j
].name
, matches
[j
].version
);
800 static const __DRIextension
**
801 dri2_open_driver(_EGLDisplay
*disp
)
803 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
804 static const char *search_path_vars
[] = {
805 "LIBGL_DRIVERS_PATH",
809 return loader_open_driver(dri2_dpy
->driver_name
,
815 dri2_load_driver_common(_EGLDisplay
*disp
,
816 const struct dri2_extension_match
*driver_extensions
)
818 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
819 const __DRIextension
**extensions
;
821 extensions
= dri2_open_driver(disp
);
825 if (!dri2_bind_extensions(dri2_dpy
, driver_extensions
, extensions
, false))
828 dri2_dpy
->driver_extensions
= extensions
;
830 dri2_bind_extensions(dri2_dpy
, optional_driver_extensions
, extensions
, true);
836 dri2_load_driver(_EGLDisplay
*disp
)
838 return dri2_load_driver_common(disp
, dri2_driver_extensions
);
842 dri2_load_driver_dri3(_EGLDisplay
*disp
)
844 return dri2_load_driver_common(disp
, dri3_driver_extensions
);
848 dri2_load_driver_swrast(_EGLDisplay
*disp
)
850 return dri2_load_driver_common(disp
, swrast_driver_extensions
);
854 dri2_renderer_query_integer(struct dri2_egl_display
*dri2_dpy
, int param
)
856 const __DRI2rendererQueryExtension
*rendererQuery
= dri2_dpy
->rendererQuery
;
857 unsigned int value
= 0;
859 if (!rendererQuery
||
860 rendererQuery
->queryInteger(dri2_dpy
->dri_screen
, param
, &value
) == -1)
867 dri2_query_driver_name(_EGLDisplay
*disp
)
869 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
870 return dri2_dpy
->driver_name
;
874 dri2_query_driver_config(_EGLDisplay
*disp
)
876 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
877 const __DRIconfigOptionsExtension
*ext
= dri2_dpy
->configOptions
;
879 if (ext
->base
.version
>= 2)
880 return ext
->getXml(dri2_dpy
->driver_name
);
882 return strdup(ext
->xml
);
887 dri2_setup_screen(_EGLDisplay
*disp
)
889 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
890 unsigned int api_mask
;
893 * EGL 1.5 specification defines the default value to 1. Moreover,
894 * eglSwapInterval() is required to clamp requested value to the supported
895 * range. Since the default value is implicitly assumed to be supported,
896 * use it as both minimum and maximum for the platforms that do not allow
897 * changing the interval. Platforms, which allow it (e.g. x11, wayland)
898 * override these values already.
900 dri2_dpy
->min_swap_interval
= 1;
901 dri2_dpy
->max_swap_interval
= 1;
902 dri2_dpy
->default_swap_interval
= 1;
904 if (dri2_dpy
->image_driver
) {
905 api_mask
= dri2_dpy
->image_driver
->getAPIMask(dri2_dpy
->dri_screen
);
906 } else if (dri2_dpy
->dri2
) {
907 api_mask
= dri2_dpy
->dri2
->getAPIMask(dri2_dpy
->dri_screen
);
909 assert(dri2_dpy
->swrast
);
910 api_mask
= 1 << __DRI_API_OPENGL
|
911 1 << __DRI_API_GLES
|
912 1 << __DRI_API_GLES2
|
913 1 << __DRI_API_GLES3
;
916 disp
->ClientAPIs
= 0;
917 if ((api_mask
& (1 <<__DRI_API_OPENGL
)) && _eglIsApiValid(EGL_OPENGL_API
))
918 disp
->ClientAPIs
|= EGL_OPENGL_BIT
;
919 if ((api_mask
& (1 << __DRI_API_GLES
)) && _eglIsApiValid(EGL_OPENGL_ES_API
))
920 disp
->ClientAPIs
|= EGL_OPENGL_ES_BIT
;
921 if ((api_mask
& (1 << __DRI_API_GLES2
)) && _eglIsApiValid(EGL_OPENGL_ES_API
))
922 disp
->ClientAPIs
|= EGL_OPENGL_ES2_BIT
;
923 if ((api_mask
& (1 << __DRI_API_GLES3
)) && _eglIsApiValid(EGL_OPENGL_ES_API
))
924 disp
->ClientAPIs
|= EGL_OPENGL_ES3_BIT_KHR
;
926 assert(dri2_dpy
->image_driver
|| dri2_dpy
->dri2
|| dri2_dpy
->swrast
);
927 disp
->Extensions
.KHR_no_config_context
= EGL_TRUE
;
928 disp
->Extensions
.KHR_surfaceless_context
= EGL_TRUE
;
930 if (dri2_dpy
->configOptions
) {
931 disp
->Extensions
.MESA_query_driver
= EGL_TRUE
;
934 /* Report back to EGL the bitmask of priorities supported */
935 disp
->Extensions
.IMG_context_priority
=
936 dri2_renderer_query_integer(dri2_dpy
,
937 __DRI2_RENDERER_HAS_CONTEXT_PRIORITY
);
939 disp
->Extensions
.EXT_pixel_format_float
= EGL_TRUE
;
941 if (dri2_renderer_query_integer(dri2_dpy
,
942 __DRI2_RENDERER_HAS_FRAMEBUFFER_SRGB
))
943 disp
->Extensions
.KHR_gl_colorspace
= EGL_TRUE
;
945 if (dri2_dpy
->image_driver
||
946 (dri2_dpy
->dri2
&& dri2_dpy
->dri2
->base
.version
>= 3) ||
947 (dri2_dpy
->swrast
&& dri2_dpy
->swrast
->base
.version
>= 3)) {
948 disp
->Extensions
.KHR_create_context
= EGL_TRUE
;
950 if (dri2_dpy
->robustness
)
951 disp
->Extensions
.EXT_create_context_robustness
= EGL_TRUE
;
954 if (dri2_dpy
->no_error
)
955 disp
->Extensions
.KHR_create_context_no_error
= EGL_TRUE
;
957 if (dri2_dpy
->fence
) {
958 disp
->Extensions
.KHR_fence_sync
= EGL_TRUE
;
959 disp
->Extensions
.KHR_wait_sync
= EGL_TRUE
;
960 if (dri2_dpy
->fence
->get_fence_from_cl_event
)
961 disp
->Extensions
.KHR_cl_event2
= EGL_TRUE
;
962 if (dri2_dpy
->fence
->base
.version
>= 2 &&
963 dri2_dpy
->fence
->get_capabilities
) {
964 unsigned capabilities
=
965 dri2_dpy
->fence
->get_capabilities(dri2_dpy
->dri_screen
);
966 disp
->Extensions
.ANDROID_native_fence_sync
=
967 (capabilities
& __DRI_FENCE_CAP_NATIVE_FD
) != 0;
972 disp
->Extensions
.ANDROID_blob_cache
= EGL_TRUE
;
974 disp
->Extensions
.KHR_reusable_sync
= EGL_TRUE
;
976 if (dri2_dpy
->image
) {
977 if (dri2_dpy
->image
->base
.version
>= 10 &&
978 dri2_dpy
->image
->getCapabilities
!= NULL
) {
981 capabilities
= dri2_dpy
->image
->getCapabilities(dri2_dpy
->dri_screen
);
982 disp
->Extensions
.MESA_drm_image
= (capabilities
& __DRI_IMAGE_CAP_GLOBAL_NAMES
) != 0;
984 if (dri2_dpy
->image
->base
.version
>= 11)
985 disp
->Extensions
.MESA_image_dma_buf_export
= EGL_TRUE
;
987 disp
->Extensions
.MESA_drm_image
= EGL_TRUE
;
988 if (dri2_dpy
->image
->base
.version
>= 11)
989 disp
->Extensions
.MESA_image_dma_buf_export
= EGL_TRUE
;
992 disp
->Extensions
.KHR_image_base
= EGL_TRUE
;
993 disp
->Extensions
.KHR_gl_renderbuffer_image
= EGL_TRUE
;
994 if (dri2_dpy
->image
->base
.version
>= 5 &&
995 dri2_dpy
->image
->createImageFromTexture
) {
996 disp
->Extensions
.KHR_gl_texture_2D_image
= EGL_TRUE
;
997 disp
->Extensions
.KHR_gl_texture_cubemap_image
= EGL_TRUE
;
999 if (dri2_renderer_query_integer(dri2_dpy
,
1000 __DRI2_RENDERER_HAS_TEXTURE_3D
))
1001 disp
->Extensions
.KHR_gl_texture_3D_image
= EGL_TRUE
;
1004 if (dri2_dpy
->image
->base
.version
>= 8 &&
1005 dri2_dpy
->image
->createImageFromDmaBufs
) {
1006 disp
->Extensions
.EXT_image_dma_buf_import
= EGL_TRUE
;
1008 if (dri2_dpy
->image
->base
.version
>= 15 &&
1009 dri2_dpy
->image
->createImageFromDmaBufs2
&&
1010 dri2_dpy
->image
->queryDmaBufFormats
&&
1011 dri2_dpy
->image
->queryDmaBufModifiers
) {
1012 disp
->Extensions
.EXT_image_dma_buf_import_modifiers
= EGL_TRUE
;
1017 if (dri2_dpy
->flush_control
)
1018 disp
->Extensions
.KHR_context_flush_control
= EGL_TRUE
;
1020 if (dri2_dpy
->buffer_damage
&& dri2_dpy
->buffer_damage
->set_damage_region
)
1021 disp
->Extensions
.KHR_partial_update
= EGL_TRUE
;
1025 dri2_setup_swap_interval(_EGLDisplay
*disp
, int max_swap_interval
)
1027 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1028 GLint vblank_mode
= DRI_CONF_VBLANK_DEF_INTERVAL_1
;
1030 /* Allow driconf to override applications.*/
1031 if (dri2_dpy
->config
)
1032 dri2_dpy
->config
->configQueryi(dri2_dpy
->dri_screen
,
1033 "vblank_mode", &vblank_mode
);
1034 switch (vblank_mode
) {
1035 case DRI_CONF_VBLANK_NEVER
:
1036 dri2_dpy
->min_swap_interval
= 0;
1037 dri2_dpy
->max_swap_interval
= 0;
1038 dri2_dpy
->default_swap_interval
= 0;
1040 case DRI_CONF_VBLANK_ALWAYS_SYNC
:
1041 dri2_dpy
->min_swap_interval
= 1;
1042 dri2_dpy
->max_swap_interval
= max_swap_interval
;
1043 dri2_dpy
->default_swap_interval
= 1;
1045 case DRI_CONF_VBLANK_DEF_INTERVAL_0
:
1046 dri2_dpy
->min_swap_interval
= 0;
1047 dri2_dpy
->max_swap_interval
= max_swap_interval
;
1048 dri2_dpy
->default_swap_interval
= 0;
1051 case DRI_CONF_VBLANK_DEF_INTERVAL_1
:
1052 dri2_dpy
->min_swap_interval
= 0;
1053 dri2_dpy
->max_swap_interval
= max_swap_interval
;
1054 dri2_dpy
->default_swap_interval
= 1;
1059 /* All platforms but DRM call this function to create the screen and populate
1060 * the driver_configs. DRM inherits that information from its display - GBM.
1063 dri2_create_screen(_EGLDisplay
*disp
)
1065 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1067 if (dri2_dpy
->image_driver
) {
1068 dri2_dpy
->dri_screen
=
1069 dri2_dpy
->image_driver
->createNewScreen2(0, dri2_dpy
->fd
,
1070 dri2_dpy
->loader_extensions
,
1071 dri2_dpy
->driver_extensions
,
1072 &dri2_dpy
->driver_configs
,
1074 } else if (dri2_dpy
->dri2
) {
1075 if (dri2_dpy
->dri2
->base
.version
>= 4) {
1076 dri2_dpy
->dri_screen
=
1077 dri2_dpy
->dri2
->createNewScreen2(0, dri2_dpy
->fd
,
1078 dri2_dpy
->loader_extensions
,
1079 dri2_dpy
->driver_extensions
,
1080 &dri2_dpy
->driver_configs
, disp
);
1082 dri2_dpy
->dri_screen
=
1083 dri2_dpy
->dri2
->createNewScreen(0, dri2_dpy
->fd
,
1084 dri2_dpy
->loader_extensions
,
1085 &dri2_dpy
->driver_configs
, disp
);
1088 assert(dri2_dpy
->swrast
);
1089 if (dri2_dpy
->swrast
->base
.version
>= 4) {
1090 dri2_dpy
->dri_screen
=
1091 dri2_dpy
->swrast
->createNewScreen2(0, dri2_dpy
->loader_extensions
,
1092 dri2_dpy
->driver_extensions
,
1093 &dri2_dpy
->driver_configs
, disp
);
1095 dri2_dpy
->dri_screen
=
1096 dri2_dpy
->swrast
->createNewScreen(0, dri2_dpy
->loader_extensions
,
1097 &dri2_dpy
->driver_configs
, disp
);
1101 if (dri2_dpy
->dri_screen
== NULL
) {
1102 _eglLog(_EGL_WARNING
, "DRI2: failed to create dri screen");
1106 dri2_dpy
->own_dri_screen
= true;
1111 dri2_setup_extensions(_EGLDisplay
*disp
)
1113 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1114 const struct dri2_extension_match
*mandatory_core_extensions
;
1115 const __DRIextension
**extensions
;
1117 extensions
= dri2_dpy
->core
->getExtensions(dri2_dpy
->dri_screen
);
1119 if (dri2_dpy
->image_driver
|| dri2_dpy
->dri2
)
1120 mandatory_core_extensions
= dri2_core_extensions
;
1122 mandatory_core_extensions
= swrast_core_extensions
;
1124 if (!dri2_bind_extensions(dri2_dpy
, mandatory_core_extensions
, extensions
, false))
1127 #ifdef HAVE_DRI3_MODIFIERS
1128 dri2_dpy
->multibuffers_available
=
1129 (dri2_dpy
->dri3_major_version
> 1 || (dri2_dpy
->dri3_major_version
== 1 &&
1130 dri2_dpy
->dri3_minor_version
>= 2)) &&
1131 (dri2_dpy
->present_major_version
> 1 || (dri2_dpy
->present_major_version
== 1 &&
1132 dri2_dpy
->present_minor_version
>= 2)) &&
1133 (dri2_dpy
->image
&& dri2_dpy
->image
->base
.version
>= 15);
1136 dri2_bind_extensions(dri2_dpy
, optional_core_extensions
, extensions
, true);
1141 * Called via eglInitialize(), GLX_drv->API.Initialize().
1143 * This must be guaranteed to be called exactly once, even if eglInitialize is
1144 * called many times (without a eglTerminate in between).
1147 dri2_initialize(_EGLDriver
*drv
, _EGLDisplay
*disp
)
1149 EGLBoolean ret
= EGL_FALSE
;
1150 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1152 /* In the case where the application calls eglMakeCurrent(context1),
1153 * eglTerminate, then eglInitialize again (without a call to eglReleaseThread
1154 * or eglMakeCurrent(NULL) before that), dri2_dpy structure is still
1155 * initialized, as we need it to be able to free context1 correctly.
1157 * It would probably be safest to forcibly release the display with
1158 * dri2_display_release, to make sure the display is reinitialized correctly.
1159 * However, the EGL spec states that we need to keep a reference to the
1160 * current context (so we cannot call dri2_make_current(NULL)), and therefore
1161 * we would leak context1 as we would be missing the old display connection
1162 * to free it up correctly.
1165 dri2_dpy
->ref_count
++;
1169 loader_set_logger(_eglLog
);
1171 switch (disp
->Platform
) {
1172 case _EGL_PLATFORM_SURFACELESS
:
1173 ret
= dri2_initialize_surfaceless(drv
, disp
);
1175 case _EGL_PLATFORM_DEVICE
:
1176 ret
= dri2_initialize_device(drv
, disp
);
1178 case _EGL_PLATFORM_X11
:
1179 ret
= dri2_initialize_x11(drv
, disp
);
1181 case _EGL_PLATFORM_DRM
:
1182 ret
= dri2_initialize_drm(drv
, disp
);
1184 case _EGL_PLATFORM_WAYLAND
:
1185 ret
= dri2_initialize_wayland(drv
, disp
);
1187 case _EGL_PLATFORM_ANDROID
:
1188 ret
= dri2_initialize_android(drv
, disp
);
1191 unreachable("Callers ensure we cannot get here.");
1198 dri2_dpy
= dri2_egl_display(disp
);
1199 dri2_dpy
->ref_count
++;
1205 * Decrement display reference count, and free up display if necessary.
1208 dri2_display_release(_EGLDisplay
*disp
)
1210 struct dri2_egl_display
*dri2_dpy
;
1215 dri2_dpy
= dri2_egl_display(disp
);
1217 assert(dri2_dpy
->ref_count
> 0);
1218 dri2_dpy
->ref_count
--;
1220 if (dri2_dpy
->ref_count
> 0)
1223 _eglCleanupDisplay(disp
);
1224 dri2_display_destroy(disp
);
1228 dri2_display_destroy(_EGLDisplay
*disp
)
1230 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1232 if (dri2_dpy
->own_dri_screen
) {
1233 if (dri2_dpy
->vtbl
&& dri2_dpy
->vtbl
->close_screen_notify
)
1234 dri2_dpy
->vtbl
->close_screen_notify(disp
);
1235 dri2_dpy
->core
->destroyScreen(dri2_dpy
->dri_screen
);
1237 if (dri2_dpy
->fd
>= 0)
1238 close(dri2_dpy
->fd
);
1239 if (dri2_dpy
->driver
)
1240 dlclose(dri2_dpy
->driver
);
1241 free(dri2_dpy
->driver_name
);
1243 #ifdef HAVE_WAYLAND_PLATFORM
1244 free(dri2_dpy
->device_name
);
1247 switch (disp
->Platform
) {
1248 case _EGL_PLATFORM_X11
:
1249 dri2_teardown_x11(dri2_dpy
);
1251 case _EGL_PLATFORM_DRM
:
1252 dri2_teardown_drm(dri2_dpy
);
1254 case _EGL_PLATFORM_WAYLAND
:
1255 dri2_teardown_wayland(dri2_dpy
);
1258 /* TODO: add teardown for other platforms */
1262 /* The drm platform does not create the screen/driver_configs but reuses
1263 * the ones from the gbm device. As such the gbm itself is responsible
1266 if (disp
->Platform
!= _EGL_PLATFORM_DRM
&& dri2_dpy
->driver_configs
) {
1267 for (unsigned i
= 0; dri2_dpy
->driver_configs
[i
]; i
++)
1268 free((__DRIconfig
*) dri2_dpy
->driver_configs
[i
]);
1269 free(dri2_dpy
->driver_configs
);
1272 disp
->DriverData
= NULL
;
1276 dri2_egl_surface_alloc_local_buffer(struct dri2_egl_surface
*dri2_surf
,
1277 unsigned int att
, unsigned int format
)
1279 struct dri2_egl_display
*dri2_dpy
=
1280 dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
1282 if (att
>= ARRAY_SIZE(dri2_surf
->local_buffers
))
1285 if (!dri2_surf
->local_buffers
[att
]) {
1286 dri2_surf
->local_buffers
[att
] =
1287 dri2_dpy
->dri2
->allocateBuffer(dri2_dpy
->dri_screen
, att
, format
,
1288 dri2_surf
->base
.Width
, dri2_surf
->base
.Height
);
1291 return dri2_surf
->local_buffers
[att
];
1295 dri2_egl_surface_free_local_buffers(struct dri2_egl_surface
*dri2_surf
)
1297 struct dri2_egl_display
*dri2_dpy
=
1298 dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
1300 for (int i
= 0; i
< ARRAY_SIZE(dri2_surf
->local_buffers
); i
++) {
1301 if (dri2_surf
->local_buffers
[i
]) {
1302 dri2_dpy
->dri2
->releaseBuffer(dri2_dpy
->dri_screen
,
1303 dri2_surf
->local_buffers
[i
]);
1304 dri2_surf
->local_buffers
[i
] = NULL
;
1310 * Called via eglTerminate(), drv->API.Terminate().
1312 * This must be guaranteed to be called exactly once, even if eglTerminate is
1313 * called many times (without a eglInitialize in between).
1316 dri2_terminate(_EGLDriver
*drv
, _EGLDisplay
*disp
)
1318 /* Release all non-current Context/Surfaces. */
1319 _eglReleaseDisplayResources(drv
, disp
);
1321 dri2_display_release(disp
);
1327 * Set the error code after a call to
1328 * dri2_egl_display::dri2::createContextAttribs.
1331 dri2_create_context_attribs_error(int dri_error
)
1335 switch (dri_error
) {
1336 case __DRI_CTX_ERROR_SUCCESS
:
1339 case __DRI_CTX_ERROR_NO_MEMORY
:
1340 egl_error
= EGL_BAD_ALLOC
;
1343 /* From the EGL_KHR_create_context spec, section "Errors":
1345 * * If <config> does not support a client API context compatible
1346 * with the requested API major and minor version, [...] context flags,
1347 * and context reset notification behavior (for client API types where
1348 * these attributes are supported), then an EGL_BAD_MATCH error is
1351 * * If an OpenGL ES context is requested and the values for
1352 * attributes EGL_CONTEXT_MAJOR_VERSION_KHR and
1353 * EGL_CONTEXT_MINOR_VERSION_KHR specify an OpenGL ES version that
1354 * is not defined, than an EGL_BAD_MATCH error is generated.
1356 * * If an OpenGL context is requested, the requested version is
1357 * greater than 3.2, and the value for attribute
1358 * EGL_CONTEXT_OPENGL_PROFILE_MASK_KHR has no bits set; has any
1359 * bits set other than EGL_CONTEXT_OPENGL_CORE_PROFILE_BIT_KHR and
1360 * EGL_CONTEXT_OPENGL_COMPATIBILITY_PROFILE_BIT_KHR; has more than
1361 * one of these bits set; or if the implementation does not support
1362 * the requested profile, then an EGL_BAD_MATCH error is generated.
1364 case __DRI_CTX_ERROR_BAD_API
:
1365 case __DRI_CTX_ERROR_BAD_VERSION
:
1366 case __DRI_CTX_ERROR_BAD_FLAG
:
1367 egl_error
= EGL_BAD_MATCH
;
1370 /* From the EGL_KHR_create_context spec, section "Errors":
1372 * * If an attribute name or attribute value in <attrib_list> is not
1373 * recognized (including unrecognized bits in bitmask attributes),
1374 * then an EGL_BAD_ATTRIBUTE error is generated."
1376 case __DRI_CTX_ERROR_UNKNOWN_ATTRIBUTE
:
1377 case __DRI_CTX_ERROR_UNKNOWN_FLAG
:
1378 egl_error
= EGL_BAD_ATTRIBUTE
;
1382 assert(!"unknown dri_error code");
1383 egl_error
= EGL_BAD_MATCH
;
1387 _eglError(egl_error
, "dri2_create_context");
1391 dri2_fill_context_attribs(struct dri2_egl_context
*dri2_ctx
,
1392 struct dri2_egl_display
*dri2_dpy
,
1393 uint32_t *ctx_attribs
,
1394 unsigned *num_attribs
)
1398 assert(*num_attribs
>= NUM_ATTRIBS
);
1400 ctx_attribs
[pos
++] = __DRI_CTX_ATTRIB_MAJOR_VERSION
;
1401 ctx_attribs
[pos
++] = dri2_ctx
->base
.ClientMajorVersion
;
1402 ctx_attribs
[pos
++] = __DRI_CTX_ATTRIB_MINOR_VERSION
;
1403 ctx_attribs
[pos
++] = dri2_ctx
->base
.ClientMinorVersion
;
1405 if (dri2_ctx
->base
.Flags
!= 0 || dri2_ctx
->base
.NoError
) {
1406 /* If the implementation doesn't support the __DRI2_ROBUSTNESS
1407 * extension, don't even try to send it the robust-access flag.
1408 * It may explode. Instead, generate the required EGL error here.
1410 if ((dri2_ctx
->base
.Flags
& EGL_CONTEXT_OPENGL_ROBUST_ACCESS_BIT_KHR
) != 0
1411 && !dri2_dpy
->robustness
) {
1412 _eglError(EGL_BAD_MATCH
, "eglCreateContext");
1416 ctx_attribs
[pos
++] = __DRI_CTX_ATTRIB_FLAGS
;
1417 ctx_attribs
[pos
++] = dri2_ctx
->base
.Flags
|
1418 (dri2_ctx
->base
.NoError
? __DRI_CTX_FLAG_NO_ERROR
: 0);
1421 if (dri2_ctx
->base
.ResetNotificationStrategy
!= EGL_NO_RESET_NOTIFICATION_KHR
) {
1422 /* If the implementation doesn't support the __DRI2_ROBUSTNESS
1423 * extension, don't even try to send it a reset strategy. It may
1424 * explode. Instead, generate the required EGL error here.
1426 if (!dri2_dpy
->robustness
) {
1427 _eglError(EGL_BAD_CONFIG
, "eglCreateContext");
1431 ctx_attribs
[pos
++] = __DRI_CTX_ATTRIB_RESET_STRATEGY
;
1432 ctx_attribs
[pos
++] = __DRI_CTX_RESET_LOSE_CONTEXT
;
1435 if (dri2_ctx
->base
.ContextPriority
!= EGL_CONTEXT_PRIORITY_MEDIUM_IMG
) {
1438 switch (dri2_ctx
->base
.ContextPriority
) {
1439 case EGL_CONTEXT_PRIORITY_HIGH_IMG
:
1440 val
= __DRI_CTX_PRIORITY_HIGH
;
1442 case EGL_CONTEXT_PRIORITY_MEDIUM_IMG
:
1443 val
= __DRI_CTX_PRIORITY_MEDIUM
;
1445 case EGL_CONTEXT_PRIORITY_LOW_IMG
:
1446 val
= __DRI_CTX_PRIORITY_LOW
;
1449 _eglError(EGL_BAD_CONFIG
, "eglCreateContext");
1453 ctx_attribs
[pos
++] = __DRI_CTX_ATTRIB_PRIORITY
;
1454 ctx_attribs
[pos
++] = val
;
1457 if (dri2_ctx
->base
.ReleaseBehavior
== EGL_CONTEXT_RELEASE_BEHAVIOR_NONE_KHR
) {
1458 ctx_attribs
[pos
++] = __DRI_CTX_ATTRIB_RELEASE_BEHAVIOR
;
1459 ctx_attribs
[pos
++] = __DRI_CTX_RELEASE_BEHAVIOR_NONE
;
1468 * Called via eglCreateContext(), drv->API.CreateContext().
1470 static _EGLContext
*
1471 dri2_create_context(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLConfig
*conf
,
1472 _EGLContext
*share_list
, const EGLint
*attrib_list
)
1474 struct dri2_egl_context
*dri2_ctx
;
1475 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1476 struct dri2_egl_context
*dri2_ctx_shared
= dri2_egl_context(share_list
);
1477 __DRIcontext
*shared
=
1478 dri2_ctx_shared
? dri2_ctx_shared
->dri_context
: NULL
;
1479 struct dri2_egl_config
*dri2_config
= dri2_egl_config(conf
);
1480 const __DRIconfig
*dri_config
;
1483 unsigned num_attribs
= NUM_ATTRIBS
;
1484 uint32_t ctx_attribs
[NUM_ATTRIBS
];
1488 dri2_ctx
= malloc(sizeof *dri2_ctx
);
1490 _eglError(EGL_BAD_ALLOC
, "eglCreateContext");
1494 if (!_eglInitContext(&dri2_ctx
->base
, disp
, conf
, attrib_list
))
1497 /* The EGL_EXT_create_context_robustness spec says:
1499 * "Add to the eglCreateContext context creation errors: [...]
1501 * * If the reset notification behavior of <share_context> and the
1502 * newly created context are different then an EGL_BAD_MATCH error is
1505 if (share_list
&& share_list
->ResetNotificationStrategy
!=
1506 dri2_ctx
->base
.ResetNotificationStrategy
) {
1507 _eglError(EGL_BAD_MATCH
, "eglCreateContext");
1511 /* The EGL_KHR_create_context_no_error spec says:
1513 * "BAD_MATCH is generated if the value of EGL_CONTEXT_OPENGL_NO_ERROR_KHR
1514 * used to create <share_context> does not match the value of
1515 * EGL_CONTEXT_OPENGL_NO_ERROR_KHR for the context being created."
1517 if (share_list
&& share_list
->NoError
!= dri2_ctx
->base
.NoError
) {
1518 _eglError(EGL_BAD_MATCH
, "eglCreateContext");
1522 switch (dri2_ctx
->base
.ClientAPI
) {
1523 case EGL_OPENGL_ES_API
:
1524 switch (dri2_ctx
->base
.ClientMajorVersion
) {
1526 api
= __DRI_API_GLES
;
1529 api
= __DRI_API_GLES2
;
1532 api
= __DRI_API_GLES3
;
1535 _eglError(EGL_BAD_PARAMETER
, "eglCreateContext");
1540 case EGL_OPENGL_API
:
1541 if ((dri2_ctx
->base
.ClientMajorVersion
>= 4
1542 || (dri2_ctx
->base
.ClientMajorVersion
== 3
1543 && dri2_ctx
->base
.ClientMinorVersion
>= 2))
1544 && dri2_ctx
->base
.Profile
== EGL_CONTEXT_OPENGL_CORE_PROFILE_BIT_KHR
)
1545 api
= __DRI_API_OPENGL_CORE
;
1546 else if (dri2_ctx
->base
.ClientMajorVersion
== 3 &&
1547 dri2_ctx
->base
.ClientMinorVersion
== 1)
1548 api
= __DRI_API_OPENGL_CORE
;
1550 api
= __DRI_API_OPENGL
;
1553 _eglError(EGL_BAD_PARAMETER
, "eglCreateContext");
1559 /* The config chosen here isn't necessarily
1560 * used for surfaces later.
1561 * A pixmap surface will use the single config.
1562 * This opportunity depends on disabling the
1563 * doubleBufferMode check in
1564 * src/mesa/main/context.c:check_compatible()
1566 if (dri2_config
->dri_config
[1][0])
1567 dri_config
= dri2_config
->dri_config
[1][0];
1569 dri_config
= dri2_config
->dri_config
[0][0];
1574 if (!dri2_fill_context_attribs(dri2_ctx
, dri2_dpy
, ctx_attribs
,
1578 if (dri2_dpy
->image_driver
) {
1579 dri2_ctx
->dri_context
=
1580 dri2_dpy
->image_driver
->createContextAttribs(dri2_dpy
->dri_screen
,
1588 dri2_create_context_attribs_error(error
);
1589 } else if (dri2_dpy
->dri2
) {
1590 if (dri2_dpy
->dri2
->base
.version
>= 3) {
1591 dri2_ctx
->dri_context
=
1592 dri2_dpy
->dri2
->createContextAttribs(dri2_dpy
->dri_screen
,
1600 dri2_create_context_attribs_error(error
);
1602 dri2_ctx
->dri_context
=
1603 dri2_dpy
->dri2
->createNewContextForAPI(dri2_dpy
->dri_screen
,
1610 assert(dri2_dpy
->swrast
);
1611 if (dri2_dpy
->swrast
->base
.version
>= 3) {
1612 dri2_ctx
->dri_context
=
1613 dri2_dpy
->swrast
->createContextAttribs(dri2_dpy
->dri_screen
,
1621 dri2_create_context_attribs_error(error
);
1623 dri2_ctx
->dri_context
=
1624 dri2_dpy
->swrast
->createNewContextForAPI(dri2_dpy
->dri_screen
,
1632 if (!dri2_ctx
->dri_context
)
1635 return &dri2_ctx
->base
;
1643 * Called via eglDestroyContext(), drv->API.DestroyContext().
1646 dri2_destroy_context(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLContext
*ctx
)
1648 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
1649 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1651 if (_eglPutContext(ctx
)) {
1652 dri2_dpy
->core
->destroyContext(dri2_ctx
->dri_context
);
1660 dri2_init_surface(_EGLSurface
*surf
, _EGLDisplay
*disp
, EGLint type
,
1661 _EGLConfig
*conf
, const EGLint
*attrib_list
,
1662 EGLBoolean enable_out_fence
, void *native_surface
)
1664 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surf
);
1665 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1667 dri2_surf
->out_fence_fd
= -1;
1668 dri2_surf
->enable_out_fence
= false;
1669 if (dri2_dpy
->fence
&& dri2_dpy
->fence
->base
.version
>= 2 &&
1670 dri2_dpy
->fence
->get_capabilities
&&
1671 (dri2_dpy
->fence
->get_capabilities(dri2_dpy
->dri_screen
) &
1672 __DRI_FENCE_CAP_NATIVE_FD
)) {
1673 dri2_surf
->enable_out_fence
= enable_out_fence
;
1676 return _eglInitSurface(surf
, disp
, type
, conf
, attrib_list
, native_surface
);
1680 dri2_surface_set_out_fence_fd( _EGLSurface
*surf
, int fence_fd
)
1682 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surf
);
1684 if (dri2_surf
->out_fence_fd
>= 0)
1685 close(dri2_surf
->out_fence_fd
);
1687 dri2_surf
->out_fence_fd
= fence_fd
;
1691 dri2_fini_surface(_EGLSurface
*surf
)
1693 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surf
);
1695 dri2_surface_set_out_fence_fd(surf
, -1);
1696 dri2_surf
->enable_out_fence
= false;
1700 dri2_destroy_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*surf
)
1702 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1704 if (!_eglPutSurface(surf
))
1707 return dri2_dpy
->vtbl
->destroy_surface(drv
, disp
, surf
);
1711 dri2_surf_update_fence_fd(_EGLContext
*ctx
,
1712 _EGLDisplay
*disp
, _EGLSurface
*surf
)
1714 __DRIcontext
*dri_ctx
= dri2_egl_context(ctx
)->dri_context
;
1715 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1716 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surf
);
1720 if (!dri2_surf
->enable_out_fence
)
1723 fence
= dri2_dpy
->fence
->create_fence_fd(dri_ctx
, -1);
1725 fence_fd
= dri2_dpy
->fence
->get_fence_fd(dri2_dpy
->dri_screen
,
1727 dri2_dpy
->fence
->destroy_fence(dri2_dpy
->dri_screen
, fence
);
1729 dri2_surface_set_out_fence_fd(surf
, fence_fd
);
1733 dri2_create_drawable(struct dri2_egl_display
*dri2_dpy
,
1734 const __DRIconfig
*config
,
1735 struct dri2_egl_surface
*dri2_surf
,
1736 void *loaderPrivate
)
1738 __DRIcreateNewDrawableFunc createNewDrawable
;
1740 if (dri2_dpy
->image_driver
)
1741 createNewDrawable
= dri2_dpy
->image_driver
->createNewDrawable
;
1742 else if (dri2_dpy
->dri2
)
1743 createNewDrawable
= dri2_dpy
->dri2
->createNewDrawable
;
1744 else if (dri2_dpy
->swrast
)
1745 createNewDrawable
= dri2_dpy
->swrast
->createNewDrawable
;
1747 return _eglError(EGL_BAD_ALLOC
, "no createNewDrawable");
1749 dri2_surf
->dri_drawable
= createNewDrawable(dri2_dpy
->dri_screen
,
1750 config
, loaderPrivate
);
1751 if (dri2_surf
->dri_drawable
== NULL
)
1752 return _eglError(EGL_BAD_ALLOC
, "createNewDrawable");
1758 * Called via eglMakeCurrent(), drv->API.MakeCurrent().
1761 dri2_make_current(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*dsurf
,
1762 _EGLSurface
*rsurf
, _EGLContext
*ctx
)
1764 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1765 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
1766 _EGLDisplay
*old_disp
= NULL
;
1767 struct dri2_egl_display
*old_dri2_dpy
= NULL
;
1768 _EGLContext
*old_ctx
;
1769 _EGLSurface
*old_dsurf
, *old_rsurf
;
1770 _EGLSurface
*tmp_dsurf
, *tmp_rsurf
;
1771 __DRIdrawable
*ddraw
, *rdraw
;
1776 return _eglError(EGL_NOT_INITIALIZED
, "eglMakeCurrent");
1778 /* make new bindings */
1779 if (!_eglBindContext(ctx
, dsurf
, rsurf
, &old_ctx
, &old_dsurf
, &old_rsurf
)) {
1780 /* _eglBindContext already sets the EGL error (in _eglCheckMakeCurrent) */
1785 old_disp
= old_ctx
->Resource
.Display
;
1786 old_dri2_dpy
= dri2_egl_display(old_disp
);
1789 /* flush before context switch */
1793 ddraw
= (dsurf
) ? dri2_dpy
->vtbl
->get_dri_drawable(dsurf
) : NULL
;
1794 rdraw
= (rsurf
) ? dri2_dpy
->vtbl
->get_dri_drawable(rsurf
) : NULL
;
1795 cctx
= (dri2_ctx
) ? dri2_ctx
->dri_context
: NULL
;
1798 __DRIcontext
*old_cctx
= dri2_egl_context(old_ctx
)->dri_context
;
1801 dri2_surf_update_fence_fd(old_ctx
, disp
, old_dsurf
);
1803 /* Disable shared buffer mode */
1804 if (old_dsurf
&& _eglSurfaceInSharedBufferMode(old_dsurf
) &&
1805 old_dri2_dpy
->vtbl
->set_shared_buffer_mode
) {
1806 old_dri2_dpy
->vtbl
->set_shared_buffer_mode(old_disp
, old_dsurf
, false);
1809 dri2_dpy
->core
->unbindContext(old_cctx
);
1812 unbind
= (cctx
== NULL
&& ddraw
== NULL
&& rdraw
== NULL
);
1814 if (!unbind
&& !dri2_dpy
->core
->bindContext(cctx
, ddraw
, rdraw
)) {
1815 /* undo the previous _eglBindContext */
1816 _eglBindContext(old_ctx
, old_dsurf
, old_rsurf
, &ctx
, &tmp_dsurf
, &tmp_rsurf
);
1817 assert(&dri2_ctx
->base
== ctx
&&
1818 tmp_dsurf
== dsurf
&&
1819 tmp_rsurf
== rsurf
);
1821 if (old_dsurf
&& _eglSurfaceInSharedBufferMode(old_dsurf
) &&
1822 old_dri2_dpy
->vtbl
->set_shared_buffer_mode
) {
1823 old_dri2_dpy
->vtbl
->set_shared_buffer_mode(old_disp
, old_dsurf
, true);
1826 _eglPutSurface(dsurf
);
1827 _eglPutSurface(rsurf
);
1828 _eglPutContext(ctx
);
1830 _eglPutSurface(old_dsurf
);
1831 _eglPutSurface(old_rsurf
);
1832 _eglPutContext(old_ctx
);
1834 /* dri2_dpy->core->bindContext failed. We cannot tell for sure why, but
1835 * setting the error to EGL_BAD_MATCH is surely better than leaving it
1838 return _eglError(EGL_BAD_MATCH
, "eglMakeCurrent");
1841 dri2_destroy_surface(drv
, disp
, old_dsurf
);
1842 dri2_destroy_surface(drv
, disp
, old_rsurf
);
1845 dri2_dpy
->ref_count
++;
1848 dri2_destroy_context(drv
, disp
, old_ctx
);
1849 dri2_display_release(old_disp
);
1852 if (dsurf
&& _eglSurfaceHasMutableRenderBuffer(dsurf
) &&
1853 dri2_dpy
->vtbl
->set_shared_buffer_mode
) {
1854 /* Always update the shared buffer mode. This is obviously needed when
1855 * the active EGL_RENDER_BUFFER is EGL_SINGLE_BUFFER. When
1856 * EGL_RENDER_BUFFER is EGL_BACK_BUFFER, the update protects us in the
1857 * case where external non-EGL API may have changed window's shared
1858 * buffer mode since we last saw it.
1860 bool mode
= (dsurf
->ActiveRenderBuffer
== EGL_SINGLE_BUFFER
);
1861 dri2_dpy
->vtbl
->set_shared_buffer_mode(disp
, dsurf
, mode
);
1868 dri2_surface_get_dri_drawable(_EGLSurface
*surf
)
1870 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surf
);
1872 return dri2_surf
->dri_drawable
;
1876 * Called from eglGetProcAddress() via drv->API.GetProcAddress().
1879 dri2_get_proc_address(_EGLDriver
*drv
, const char *procname
)
1881 return _glapi_get_proc_address(procname
);
1885 dri2_create_window_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
,
1886 _EGLConfig
*conf
, void *native_window
,
1887 const EGLint
*attrib_list
)
1889 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1890 return dri2_dpy
->vtbl
->create_window_surface(drv
, disp
, conf
, native_window
,
1895 dri2_create_pixmap_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
,
1896 _EGLConfig
*conf
, void *native_pixmap
,
1897 const EGLint
*attrib_list
)
1899 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1900 return dri2_dpy
->vtbl
->create_pixmap_surface(drv
, disp
, conf
, native_pixmap
,
1905 dri2_create_pbuffer_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
,
1906 _EGLConfig
*conf
, const EGLint
*attrib_list
)
1908 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1909 return dri2_dpy
->vtbl
->create_pbuffer_surface(drv
, disp
, conf
, attrib_list
);
1913 dri2_swap_interval(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*surf
,
1916 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1917 if (!dri2_dpy
->vtbl
->swap_interval
)
1919 return dri2_dpy
->vtbl
->swap_interval(drv
, disp
, surf
, interval
);
1923 * Asks the client API to flush any rendering to the drawable so that we can
1924 * do our swapbuffers.
1927 dri2_flush_drawable_for_swapbuffers(_EGLDisplay
*disp
, _EGLSurface
*draw
)
1929 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1930 __DRIdrawable
*dri_drawable
= dri2_dpy
->vtbl
->get_dri_drawable(draw
);
1932 if (dri2_dpy
->flush
) {
1933 if (dri2_dpy
->flush
->base
.version
>= 4) {
1934 /* We know there's a current context because:
1936 * "If surface is not bound to the calling thread’s current
1937 * context, an EGL_BAD_SURFACE error is generated."
1939 _EGLContext
*ctx
= _eglGetCurrentContext();
1940 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
1942 /* From the EGL 1.4 spec (page 52):
1944 * "The contents of ancillary buffers are always undefined
1945 * after calling eglSwapBuffers."
1947 dri2_dpy
->flush
->flush_with_flags(dri2_ctx
->dri_context
,
1949 __DRI2_FLUSH_DRAWABLE
|
1950 __DRI2_FLUSH_INVALIDATE_ANCILLARY
,
1951 __DRI2_THROTTLE_SWAPBUFFER
);
1953 dri2_dpy
->flush
->flush(dri_drawable
);
1959 dri2_swap_buffers(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*surf
)
1961 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1962 __DRIdrawable
*dri_drawable
= dri2_dpy
->vtbl
->get_dri_drawable(surf
);
1963 _EGLContext
*ctx
= _eglGetCurrentContext();
1967 dri2_surf_update_fence_fd(ctx
, disp
, surf
);
1968 ret
= dri2_dpy
->vtbl
->swap_buffers(drv
, disp
, surf
);
1970 /* SwapBuffers marks the end of the frame; reset the damage region for
1971 * use again next time.
1973 if (ret
&& dri2_dpy
->buffer_damage
&&
1974 dri2_dpy
->buffer_damage
->set_damage_region
)
1975 dri2_dpy
->buffer_damage
->set_damage_region(dri_drawable
, 0, NULL
);
1981 dri2_swap_buffers_with_damage(_EGLDriver
*drv
, _EGLDisplay
*disp
,
1983 const EGLint
*rects
, EGLint n_rects
)
1985 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1986 __DRIdrawable
*dri_drawable
= dri2_dpy
->vtbl
->get_dri_drawable(surf
);
1987 _EGLContext
*ctx
= _eglGetCurrentContext();
1991 dri2_surf_update_fence_fd(ctx
, disp
, surf
);
1992 ret
= dri2_dpy
->vtbl
->swap_buffers_with_damage(drv
, disp
, surf
,
1995 /* SwapBuffers marks the end of the frame; reset the damage region for
1996 * use again next time.
1998 if (ret
&& dri2_dpy
->buffer_damage
&&
1999 dri2_dpy
->buffer_damage
->set_damage_region
)
2000 dri2_dpy
->buffer_damage
->set_damage_region(dri_drawable
, 0, NULL
);
2006 dri2_swap_buffers_region(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*surf
,
2007 EGLint numRects
, const EGLint
*rects
)
2009 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2010 __DRIdrawable
*dri_drawable
= dri2_dpy
->vtbl
->get_dri_drawable(surf
);
2013 ret
= dri2_dpy
->vtbl
->swap_buffers_region(drv
, disp
, surf
, numRects
, rects
);
2015 /* SwapBuffers marks the end of the frame; reset the damage region for
2016 * use again next time.
2018 if (ret
&& dri2_dpy
->buffer_damage
&&
2019 dri2_dpy
->buffer_damage
->set_damage_region
)
2020 dri2_dpy
->buffer_damage
->set_damage_region(dri_drawable
, 0, NULL
);
2026 dri2_set_damage_region(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*surf
,
2027 EGLint
*rects
, EGLint n_rects
)
2029 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2030 __DRIdrawable
*drawable
= dri2_dpy
->vtbl
->get_dri_drawable(surf
);
2032 if (!dri2_dpy
->buffer_damage
|| !dri2_dpy
->buffer_damage
->set_damage_region
)
2035 dri2_dpy
->buffer_damage
->set_damage_region(drawable
, n_rects
, rects
);
2040 dri2_post_sub_buffer(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*surf
,
2041 EGLint x
, EGLint y
, EGLint width
, EGLint height
)
2043 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2044 return dri2_dpy
->vtbl
->post_sub_buffer(drv
, disp
, surf
, x
, y
, width
, height
);
2048 dri2_copy_buffers(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*surf
,
2049 void *native_pixmap_target
)
2051 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2052 return dri2_dpy
->vtbl
->copy_buffers(drv
, disp
, surf
, native_pixmap_target
);
2056 dri2_query_buffer_age(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*surf
)
2058 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2059 return dri2_dpy
->vtbl
->query_buffer_age(drv
, disp
, surf
);
2063 dri2_wait_client(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLContext
*ctx
)
2065 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2066 _EGLSurface
*surf
= ctx
->DrawSurface
;
2067 __DRIdrawable
*dri_drawable
= dri2_dpy
->vtbl
->get_dri_drawable(surf
);
2071 /* FIXME: If EGL allows frontbuffer rendering for window surfaces,
2072 * we need to copy fake to real here.*/
2074 if (dri2_dpy
->flush
!= NULL
)
2075 dri2_dpy
->flush
->flush(dri_drawable
);
2081 dri2_wait_native(_EGLDriver
*drv
, _EGLDisplay
*disp
, EGLint engine
)
2086 if (engine
!= EGL_CORE_NATIVE_ENGINE
)
2087 return _eglError(EGL_BAD_PARAMETER
, "eglWaitNative");
2094 dri2_bind_tex_image(_EGLDriver
*drv
,
2095 _EGLDisplay
*disp
, _EGLSurface
*surf
, EGLint buffer
)
2097 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2098 struct dri2_egl_context
*dri2_ctx
;
2100 GLint format
, target
;
2101 __DRIdrawable
*dri_drawable
= dri2_dpy
->vtbl
->get_dri_drawable(surf
);
2103 ctx
= _eglGetCurrentContext();
2104 dri2_ctx
= dri2_egl_context(ctx
);
2106 if (!_eglBindTexImage(drv
, disp
, surf
, buffer
))
2109 switch (surf
->TextureFormat
) {
2110 case EGL_TEXTURE_RGB
:
2111 format
= __DRI_TEXTURE_FORMAT_RGB
;
2113 case EGL_TEXTURE_RGBA
:
2114 format
= __DRI_TEXTURE_FORMAT_RGBA
;
2117 assert(!"Unexpected texture format in dri2_bind_tex_image()");
2118 format
= __DRI_TEXTURE_FORMAT_RGBA
;
2121 switch (surf
->TextureTarget
) {
2122 case EGL_TEXTURE_2D
:
2123 target
= GL_TEXTURE_2D
;
2126 target
= GL_TEXTURE_2D
;
2127 assert(!"Unexpected texture target in dri2_bind_tex_image()");
2130 dri2_dpy
->tex_buffer
->setTexBuffer2(dri2_ctx
->dri_context
,
2138 dri2_release_tex_image(_EGLDriver
*drv
,
2139 _EGLDisplay
*disp
, _EGLSurface
*surf
, EGLint buffer
)
2141 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2142 struct dri2_egl_context
*dri2_ctx
;
2145 __DRIdrawable
*dri_drawable
= dri2_dpy
->vtbl
->get_dri_drawable(surf
);
2147 ctx
= _eglGetCurrentContext();
2148 dri2_ctx
= dri2_egl_context(ctx
);
2150 if (!_eglReleaseTexImage(drv
, disp
, surf
, buffer
))
2153 switch (surf
->TextureTarget
) {
2154 case EGL_TEXTURE_2D
:
2155 target
= GL_TEXTURE_2D
;
2158 assert(!"missing texture target");
2161 if (dri2_dpy
->tex_buffer
->base
.version
>= 3 &&
2162 dri2_dpy
->tex_buffer
->releaseTexBuffer
!= NULL
) {
2163 dri2_dpy
->tex_buffer
->releaseTexBuffer(dri2_ctx
->dri_context
,
2164 target
, dri_drawable
);
2171 dri2_create_image(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLContext
*ctx
,
2172 EGLenum target
, EGLClientBuffer buffer
,
2173 const EGLint
*attr_list
)
2175 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2176 return dri2_dpy
->vtbl
->create_image(drv
, disp
, ctx
, target
, buffer
,
2181 dri2_create_image_from_dri(_EGLDisplay
*disp
, __DRIimage
*dri_image
)
2183 struct dri2_egl_image
*dri2_img
;
2185 if (dri_image
== NULL
) {
2186 _eglError(EGL_BAD_ALLOC
, "dri2_create_image");
2190 dri2_img
= malloc(sizeof *dri2_img
);
2192 _eglError(EGL_BAD_ALLOC
, "dri2_create_image");
2196 _eglInitImage(&dri2_img
->base
, disp
);
2198 dri2_img
->dri_image
= dri_image
;
2200 return &dri2_img
->base
;
2204 * Translate a DRI Image extension error code into an EGL error code.
2207 egl_error_from_dri_image_error(int dri_error
)
2209 switch (dri_error
) {
2210 case __DRI_IMAGE_ERROR_SUCCESS
:
2212 case __DRI_IMAGE_ERROR_BAD_ALLOC
:
2213 return EGL_BAD_ALLOC
;
2214 case __DRI_IMAGE_ERROR_BAD_MATCH
:
2215 return EGL_BAD_MATCH
;
2216 case __DRI_IMAGE_ERROR_BAD_PARAMETER
:
2217 return EGL_BAD_PARAMETER
;
2218 case __DRI_IMAGE_ERROR_BAD_ACCESS
:
2219 return EGL_BAD_ACCESS
;
2221 assert(!"unknown dri_error code");
2222 return EGL_BAD_ALLOC
;
2227 dri2_create_image_khr_renderbuffer(_EGLDisplay
*disp
, _EGLContext
*ctx
,
2228 EGLClientBuffer buffer
,
2229 const EGLint
*attr_list
)
2231 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2232 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
2233 GLuint renderbuffer
= (GLuint
) (uintptr_t) buffer
;
2234 __DRIimage
*dri_image
;
2236 if (renderbuffer
== 0) {
2237 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_khr");
2238 return EGL_NO_IMAGE_KHR
;
2241 if (!disp
->Extensions
.KHR_gl_renderbuffer_image
) {
2242 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_khr");
2243 return EGL_NO_IMAGE_KHR
;
2246 if (dri2_dpy
->image
->base
.version
>= 17 &&
2247 dri2_dpy
->image
->createImageFromRenderbuffer2
) {
2248 unsigned error
= ~0;
2250 dri_image
= dri2_dpy
->image
->createImageFromRenderbuffer2(
2251 dri2_ctx
->dri_context
, renderbuffer
, NULL
, &error
);
2253 assert(!!dri_image
== (error
== __DRI_IMAGE_ERROR_SUCCESS
));
2256 _eglError(egl_error_from_dri_image_error(error
), "dri2_create_image_khr");
2257 return EGL_NO_IMAGE_KHR
;
2260 dri_image
= dri2_dpy
->image
->createImageFromRenderbuffer(
2261 dri2_ctx
->dri_context
, renderbuffer
, NULL
);
2263 _eglError(EGL_BAD_ALLOC
, "dri2_create_image_khr");
2264 return EGL_NO_IMAGE_KHR
;
2268 return dri2_create_image_from_dri(disp
, dri_image
);
2271 #ifdef HAVE_WAYLAND_PLATFORM
2273 /* This structure describes how a wl_buffer maps to one or more
2274 * __DRIimages. A wl_drm_buffer stores the wl_drm format code and the
2275 * offsets and strides of the planes in the buffer. This table maps a
2276 * wl_drm format code to a description of the planes in the buffer
2277 * that lets us create a __DRIimage for each of the planes. */
2279 static const struct wl_drm_components_descriptor
{
2280 uint32_t dri_components
;
2283 } wl_drm_components
[] = {
2284 { __DRI_IMAGE_COMPONENTS_RGB
, EGL_TEXTURE_RGB
, 1 },
2285 { __DRI_IMAGE_COMPONENTS_RGBA
, EGL_TEXTURE_RGBA
, 1 },
2286 { __DRI_IMAGE_COMPONENTS_Y_U_V
, EGL_TEXTURE_Y_U_V_WL
, 3 },
2287 { __DRI_IMAGE_COMPONENTS_Y_UV
, EGL_TEXTURE_Y_UV_WL
, 2 },
2288 { __DRI_IMAGE_COMPONENTS_Y_XUXV
, EGL_TEXTURE_Y_XUXV_WL
, 2 },
2292 dri2_create_image_wayland_wl_buffer(_EGLDisplay
*disp
, _EGLContext
*ctx
,
2293 EGLClientBuffer _buffer
,
2294 const EGLint
*attr_list
)
2296 struct wl_drm_buffer
*buffer
;
2297 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2298 const struct wl_drm_components_descriptor
*f
;
2299 __DRIimage
*dri_image
;
2300 _EGLImageAttribs attrs
;
2303 buffer
= wayland_drm_buffer_get(dri2_dpy
->wl_server_drm
,
2304 (struct wl_resource
*) _buffer
);
2308 if (!_eglParseImageAttribList(&attrs
, disp
, attr_list
))
2311 plane
= attrs
.PlaneWL
;
2312 f
= buffer
->driver_format
;
2313 if (plane
< 0 || plane
>= f
->nplanes
) {
2314 _eglError(EGL_BAD_PARAMETER
,
2315 "dri2_create_image_wayland_wl_buffer (plane out of bounds)");
2319 dri_image
= dri2_dpy
->image
->fromPlanar(buffer
->driver_buffer
, plane
, NULL
);
2320 if (dri_image
== NULL
&& plane
== 0)
2321 dri_image
= dri2_dpy
->image
->dupImage(buffer
->driver_buffer
, NULL
);
2322 if (dri_image
== NULL
) {
2323 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_wayland_wl_buffer");
2327 return dri2_create_image_from_dri(disp
, dri_image
);
2332 dri2_get_sync_values_chromium(_EGLDisplay
*disp
, _EGLSurface
*surf
,
2333 EGLuint64KHR
*ust
, EGLuint64KHR
*msc
,
2336 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2337 return dri2_dpy
->vtbl
->get_sync_values(disp
, surf
, ust
, msc
, sbc
);
2341 * Set the error code after a call to
2342 * dri2_egl_image::dri_image::createImageFromTexture.
2345 dri2_create_image_khr_texture_error(int dri_error
)
2347 EGLint egl_error
= egl_error_from_dri_image_error(dri_error
);
2349 if (egl_error
!= EGL_SUCCESS
)
2350 _eglError(egl_error
, "dri2_create_image_khr_texture");
2354 dri2_create_image_khr_texture(_EGLDisplay
*disp
, _EGLContext
*ctx
,
2356 EGLClientBuffer buffer
,
2357 const EGLint
*attr_list
)
2359 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2360 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
2361 struct dri2_egl_image
*dri2_img
;
2362 GLuint texture
= (GLuint
) (uintptr_t) buffer
;
2363 _EGLImageAttribs attrs
;
2369 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_khr");
2370 return EGL_NO_IMAGE_KHR
;
2373 if (!_eglParseImageAttribList(&attrs
, disp
, attr_list
))
2374 return EGL_NO_IMAGE_KHR
;
2377 case EGL_GL_TEXTURE_2D_KHR
:
2378 if (!disp
->Extensions
.KHR_gl_texture_2D_image
) {
2379 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_khr");
2380 return EGL_NO_IMAGE_KHR
;
2383 gl_target
= GL_TEXTURE_2D
;
2385 case EGL_GL_TEXTURE_3D_KHR
:
2386 if (!disp
->Extensions
.KHR_gl_texture_3D_image
) {
2387 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_khr");
2388 return EGL_NO_IMAGE_KHR
;
2391 depth
= attrs
.GLTextureZOffset
;
2392 gl_target
= GL_TEXTURE_3D
;
2394 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_X_KHR
:
2395 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_X_KHR
:
2396 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_Y_KHR
:
2397 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_Y_KHR
:
2398 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_Z_KHR
:
2399 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_KHR
:
2400 if (!disp
->Extensions
.KHR_gl_texture_cubemap_image
) {
2401 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_khr");
2402 return EGL_NO_IMAGE_KHR
;
2405 depth
= target
- EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_X_KHR
;
2406 gl_target
= GL_TEXTURE_CUBE_MAP
;
2409 unreachable("Unexpected target in dri2_create_image_khr_texture()");
2410 return EGL_NO_IMAGE_KHR
;
2413 dri2_img
= malloc(sizeof *dri2_img
);
2415 _eglError(EGL_BAD_ALLOC
, "dri2_create_image_khr");
2416 return EGL_NO_IMAGE_KHR
;
2419 _eglInitImage(&dri2_img
->base
, disp
);
2421 dri2_img
->dri_image
=
2422 dri2_dpy
->image
->createImageFromTexture(dri2_ctx
->dri_context
,
2426 attrs
.GLTextureLevel
,
2429 dri2_create_image_khr_texture_error(error
);
2431 if (!dri2_img
->dri_image
) {
2433 return EGL_NO_IMAGE_KHR
;
2435 return &dri2_img
->base
;
2439 dri2_query_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*surf
,
2440 EGLint attribute
, EGLint
*value
)
2442 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2443 if (!dri2_dpy
->vtbl
->query_surface
)
2444 return _eglQuerySurface(drv
, disp
, surf
, attribute
, value
);
2445 return dri2_dpy
->vtbl
->query_surface(drv
, disp
, surf
, attribute
, value
);
2448 static struct wl_buffer
*
2449 dri2_create_wayland_buffer_from_image(_EGLDriver
*drv
, _EGLDisplay
*disp
,
2452 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2453 return dri2_dpy
->vtbl
->create_wayland_buffer_from_image(drv
, disp
, img
);
2458 dri2_create_image_mesa_drm_buffer(_EGLDisplay
*disp
, _EGLContext
*ctx
,
2459 EGLClientBuffer buffer
, const EGLint
*attr_list
)
2461 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2462 EGLint format
, name
, pitch
;
2463 _EGLImageAttribs attrs
;
2464 __DRIimage
*dri_image
;
2466 name
= (EGLint
) (uintptr_t) buffer
;
2468 if (!_eglParseImageAttribList(&attrs
, disp
, attr_list
))
2471 if (attrs
.Width
<= 0 || attrs
.Height
<= 0 ||
2472 attrs
.DRMBufferStrideMESA
<= 0) {
2473 _eglError(EGL_BAD_PARAMETER
,
2474 "bad width, height or stride");
2478 switch (attrs
.DRMBufferFormatMESA
) {
2479 case EGL_DRM_BUFFER_FORMAT_ARGB32_MESA
:
2480 format
= __DRI_IMAGE_FORMAT_ARGB8888
;
2481 pitch
= attrs
.DRMBufferStrideMESA
;
2484 _eglError(EGL_BAD_PARAMETER
,
2485 "dri2_create_image_khr: unsupported pixmap depth");
2490 dri2_dpy
->image
->createImageFromName(dri2_dpy
->dri_screen
,
2498 return dri2_create_image_from_dri(disp
, dri_image
);
2502 dri2_check_dma_buf_attribs(const _EGLImageAttribs
*attrs
)
2507 * "Required attributes and their values are as follows:
2509 * * EGL_WIDTH & EGL_HEIGHT: The logical dimensions of the buffer in pixels
2511 * * EGL_LINUX_DRM_FOURCC_EXT: The pixel format of the buffer, as specified
2512 * by drm_fourcc.h and used as the pixel_format parameter of the
2513 * drm_mode_fb_cmd2 ioctl."
2517 * "* If <target> is EGL_LINUX_DMA_BUF_EXT, and the list of attributes is
2518 * incomplete, EGL_BAD_PARAMETER is generated."
2520 if (attrs
->Width
<= 0 || attrs
->Height
<= 0 ||
2521 !attrs
->DMABufFourCC
.IsPresent
)
2522 return _eglError(EGL_BAD_PARAMETER
, "attribute(s) missing");
2527 * "If <target> is EGL_LINUX_DMA_BUF_EXT and one or more of the values
2528 * specified for a plane's pitch or offset isn't supported by EGL,
2529 * EGL_BAD_ACCESS is generated."
2531 for (unsigned i
= 0; i
< ARRAY_SIZE(attrs
->DMABufPlanePitches
); ++i
) {
2532 if (attrs
->DMABufPlanePitches
[i
].IsPresent
&&
2533 attrs
->DMABufPlanePitches
[i
].Value
<= 0)
2534 return _eglError(EGL_BAD_ACCESS
, "invalid pitch");
2538 * If <target> is EGL_LINUX_DMA_BUF_EXT, both or neither of the following
2539 * attribute values may be given.
2541 * This is referring to EGL_DMA_BUF_PLANE0_MODIFIER_LO_EXT and
2542 * EGL_DMA_BUF_PLANE0_MODIFIER_HI_EXT, and the same for other planes.
2544 for (unsigned i
= 0; i
< DMA_BUF_MAX_PLANES
; ++i
) {
2545 if (attrs
->DMABufPlaneModifiersLo
[i
].IsPresent
!=
2546 attrs
->DMABufPlaneModifiersHi
[i
].IsPresent
)
2547 return _eglError(EGL_BAD_PARAMETER
, "modifier attribute lo or hi missing");
2550 /* Although the EGL_EXT_image_dma_buf_import_modifiers spec doesn't
2551 * mandate it, we only accept the same modifier across all planes. */
2552 for (unsigned i
= 1; i
< DMA_BUF_MAX_PLANES
; ++i
) {
2553 if (attrs
->DMABufPlaneFds
[i
].IsPresent
) {
2554 if ((attrs
->DMABufPlaneModifiersLo
[0].IsPresent
!=
2555 attrs
->DMABufPlaneModifiersLo
[i
].IsPresent
) ||
2556 (attrs
->DMABufPlaneModifiersLo
[0].Value
!=
2557 attrs
->DMABufPlaneModifiersLo
[i
].Value
) ||
2558 (attrs
->DMABufPlaneModifiersHi
[0].Value
!=
2559 attrs
->DMABufPlaneModifiersHi
[i
].Value
))
2560 return _eglError(EGL_BAD_PARAMETER
, "modifier attributes not equal");
2567 /* Returns the total number of planes for the format or zero if it isn't a
2568 * valid fourcc format.
2571 dri2_num_fourcc_format_planes(EGLint format
)
2575 case DRM_FORMAT_RG88
:
2576 case DRM_FORMAT_GR88
:
2577 case DRM_FORMAT_R16
:
2578 case DRM_FORMAT_GR1616
:
2579 case DRM_FORMAT_RGB332
:
2580 case DRM_FORMAT_BGR233
:
2581 case DRM_FORMAT_XRGB4444
:
2582 case DRM_FORMAT_XBGR4444
:
2583 case DRM_FORMAT_RGBX4444
:
2584 case DRM_FORMAT_BGRX4444
:
2585 case DRM_FORMAT_ARGB4444
:
2586 case DRM_FORMAT_ABGR4444
:
2587 case DRM_FORMAT_RGBA4444
:
2588 case DRM_FORMAT_BGRA4444
:
2589 case DRM_FORMAT_XRGB1555
:
2590 case DRM_FORMAT_XBGR1555
:
2591 case DRM_FORMAT_RGBX5551
:
2592 case DRM_FORMAT_BGRX5551
:
2593 case DRM_FORMAT_ARGB1555
:
2594 case DRM_FORMAT_ABGR1555
:
2595 case DRM_FORMAT_RGBA5551
:
2596 case DRM_FORMAT_BGRA5551
:
2597 case DRM_FORMAT_RGB565
:
2598 case DRM_FORMAT_BGR565
:
2599 case DRM_FORMAT_RGB888
:
2600 case DRM_FORMAT_BGR888
:
2601 case DRM_FORMAT_XRGB8888
:
2602 case DRM_FORMAT_XBGR8888
:
2603 case DRM_FORMAT_RGBX8888
:
2604 case DRM_FORMAT_BGRX8888
:
2605 case DRM_FORMAT_ARGB8888
:
2606 case DRM_FORMAT_ABGR8888
:
2607 case DRM_FORMAT_RGBA8888
:
2608 case DRM_FORMAT_BGRA8888
:
2609 case DRM_FORMAT_XRGB2101010
:
2610 case DRM_FORMAT_XBGR2101010
:
2611 case DRM_FORMAT_RGBX1010102
:
2612 case DRM_FORMAT_BGRX1010102
:
2613 case DRM_FORMAT_ARGB2101010
:
2614 case DRM_FORMAT_ABGR2101010
:
2615 case DRM_FORMAT_RGBA1010102
:
2616 case DRM_FORMAT_BGRA1010102
:
2617 case DRM_FORMAT_XBGR16161616F
:
2618 case DRM_FORMAT_ABGR16161616F
:
2619 case DRM_FORMAT_YUYV
:
2620 case DRM_FORMAT_YVYU
:
2621 case DRM_FORMAT_UYVY
:
2622 case DRM_FORMAT_VYUY
:
2623 case DRM_FORMAT_AYUV
:
2624 case DRM_FORMAT_XYUV8888
:
2627 case DRM_FORMAT_NV12
:
2628 case DRM_FORMAT_NV21
:
2629 case DRM_FORMAT_NV16
:
2630 case DRM_FORMAT_NV61
:
2631 case DRM_FORMAT_P010
:
2632 case DRM_FORMAT_P012
:
2633 case DRM_FORMAT_P016
:
2636 case DRM_FORMAT_YUV410
:
2637 case DRM_FORMAT_YVU410
:
2638 case DRM_FORMAT_YUV411
:
2639 case DRM_FORMAT_YVU411
:
2640 case DRM_FORMAT_YUV420
:
2641 case DRM_FORMAT_YVU420
:
2642 case DRM_FORMAT_YUV422
:
2643 case DRM_FORMAT_YVU422
:
2644 case DRM_FORMAT_YUV444
:
2645 case DRM_FORMAT_YVU444
:
2653 /* Returns the total number of file descriptors. Zero indicates an error. */
2655 dri2_check_dma_buf_format(const _EGLImageAttribs
*attrs
)
2657 unsigned plane_n
= dri2_num_fourcc_format_planes(attrs
->DMABufFourCC
.Value
);
2659 _eglError(EGL_BAD_MATCH
, "unknown drm fourcc format");
2663 for (unsigned i
= plane_n
; i
< DMA_BUF_MAX_PLANES
; i
++) {
2665 * The modifiers extension spec says:
2667 * "Modifiers may modify any attribute of a buffer import, including
2668 * but not limited to adding extra planes to a format which
2669 * otherwise does not have those planes. As an example, a modifier
2670 * may add a plane for an external compression buffer to a
2671 * single-plane format. The exact meaning and effect of any
2672 * modifier is canonically defined by drm_fourcc.h, not as part of
2675 if (attrs
->DMABufPlaneModifiersLo
[i
].IsPresent
&&
2676 attrs
->DMABufPlaneModifiersHi
[i
].IsPresent
) {
2684 * "* If <target> is EGL_LINUX_DMA_BUF_EXT, and the list of attributes is
2685 * incomplete, EGL_BAD_PARAMETER is generated."
2687 for (unsigned i
= 0; i
< plane_n
; ++i
) {
2688 if (!attrs
->DMABufPlaneFds
[i
].IsPresent
||
2689 !attrs
->DMABufPlaneOffsets
[i
].IsPresent
||
2690 !attrs
->DMABufPlanePitches
[i
].IsPresent
) {
2691 _eglError(EGL_BAD_PARAMETER
, "plane attribute(s) missing");
2697 * The spec also says:
2699 * "If <target> is EGL_LINUX_DMA_BUF_EXT, and the EGL_LINUX_DRM_FOURCC_EXT
2700 * attribute indicates a single-plane format, EGL_BAD_ATTRIBUTE is
2701 * generated if any of the EGL_DMA_BUF_PLANE1_* or EGL_DMA_BUF_PLANE2_*
2702 * or EGL_DMA_BUF_PLANE3_* attributes are specified."
2704 for (unsigned i
= plane_n
; i
< DMA_BUF_MAX_PLANES
; ++i
) {
2705 if (attrs
->DMABufPlaneFds
[i
].IsPresent
||
2706 attrs
->DMABufPlaneOffsets
[i
].IsPresent
||
2707 attrs
->DMABufPlanePitches
[i
].IsPresent
) {
2708 _eglError(EGL_BAD_ATTRIBUTE
, "too many plane attributes");
2717 dri2_query_dma_buf_formats(_EGLDriver
*drv
, _EGLDisplay
*disp
,
2718 EGLint max
, EGLint
*formats
, EGLint
*count
)
2720 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2721 if (max
< 0 || (max
> 0 && formats
== NULL
))
2722 return _eglError(EGL_BAD_PARAMETER
, "invalid value for max count of formats");
2724 if (dri2_dpy
->image
->base
.version
< 15 ||
2725 dri2_dpy
->image
->queryDmaBufFormats
== NULL
)
2728 if (!dri2_dpy
->image
->queryDmaBufFormats(dri2_dpy
->dri_screen
, max
,
2733 /* Assert that all of the formats returned are actually fourcc formats.
2734 * Some day, if we want the internal interface function to be able to
2735 * return the fake fourcc formats defined in dri_interface.h, we'll have
2736 * to do something more clever here to pair the list down to just real
2737 * fourcc formats so that we don't leak the fake internal ones.
2739 for (int i
= 0; i
< *count
; i
++) {
2740 assert(dri2_num_fourcc_format_planes(formats
[i
]) > 0);
2748 dri2_query_dma_buf_modifiers(_EGLDriver
*drv
, _EGLDisplay
*disp
, EGLint format
,
2749 EGLint max
, EGLuint64KHR
*modifiers
,
2750 EGLBoolean
*external_only
, EGLint
*count
)
2752 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2754 if (dri2_num_fourcc_format_planes(format
) == 0)
2755 return _eglError(EGL_BAD_PARAMETER
, "invalid fourcc format");
2758 return _eglError(EGL_BAD_PARAMETER
, "invalid value for max count of formats");
2760 if (max
> 0 && modifiers
== NULL
)
2761 return _eglError(EGL_BAD_PARAMETER
, "invalid modifiers array");
2763 if (dri2_dpy
->image
->base
.version
< 15 ||
2764 dri2_dpy
->image
->queryDmaBufModifiers
== NULL
)
2767 if (dri2_dpy
->image
->queryDmaBufModifiers(dri2_dpy
->dri_screen
, format
,
2769 (unsigned int *) external_only
,
2771 return _eglError(EGL_BAD_PARAMETER
, "invalid format");
2779 * "If eglCreateImageKHR is successful for a EGL_LINUX_DMA_BUF_EXT target, the
2780 * EGL will take a reference to the dma_buf(s) which it will release at any
2781 * time while the EGLDisplay is initialized. It is the responsibility of the
2782 * application to close the dma_buf file descriptors."
2784 * Therefore we must never close or otherwise modify the file descriptors.
2787 dri2_create_image_dma_buf(_EGLDisplay
*disp
, _EGLContext
*ctx
,
2788 EGLClientBuffer buffer
, const EGLint
*attr_list
)
2790 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2792 _EGLImageAttribs attrs
;
2793 __DRIimage
*dri_image
;
2795 int fds
[DMA_BUF_MAX_PLANES
];
2796 int pitches
[DMA_BUF_MAX_PLANES
];
2797 int offsets
[DMA_BUF_MAX_PLANES
];
2799 bool has_modifier
= false;
2805 * ""* If <target> is EGL_LINUX_DMA_BUF_EXT and <buffer> is not NULL, the
2806 * error EGL_BAD_PARAMETER is generated."
2808 if (buffer
!= NULL
) {
2809 _eglError(EGL_BAD_PARAMETER
, "buffer not NULL");
2813 if (!_eglParseImageAttribList(&attrs
, disp
, attr_list
))
2816 if (!dri2_check_dma_buf_attribs(&attrs
))
2819 num_fds
= dri2_check_dma_buf_format(&attrs
);
2823 for (unsigned i
= 0; i
< num_fds
; ++i
) {
2824 fds
[i
] = attrs
.DMABufPlaneFds
[i
].Value
;
2825 pitches
[i
] = attrs
.DMABufPlanePitches
[i
].Value
;
2826 offsets
[i
] = attrs
.DMABufPlaneOffsets
[i
].Value
;
2829 /* dri2_check_dma_buf_attribs ensures that the modifier, if available,
2830 * will be present in attrs.DMABufPlaneModifiersLo[0] and
2831 * attrs.DMABufPlaneModifiersHi[0] */
2832 if (attrs
.DMABufPlaneModifiersLo
[0].IsPresent
) {
2833 modifier
= combine_u32_into_u64(attrs
.DMABufPlaneModifiersHi
[0].Value
,
2834 attrs
.DMABufPlaneModifiersLo
[0].Value
);
2835 has_modifier
= true;
2839 if (dri2_dpy
->image
->base
.version
< 15 ||
2840 dri2_dpy
->image
->createImageFromDmaBufs2
== NULL
) {
2841 _eglError(EGL_BAD_MATCH
, "unsupported dma_buf format modifier");
2842 return EGL_NO_IMAGE_KHR
;
2845 dri2_dpy
->image
->createImageFromDmaBufs2(dri2_dpy
->dri_screen
,
2846 attrs
.Width
, attrs
.Height
, attrs
.DMABufFourCC
.Value
,
2847 modifier
, fds
, num_fds
, pitches
, offsets
,
2848 attrs
.DMABufYuvColorSpaceHint
.Value
,
2849 attrs
.DMABufSampleRangeHint
.Value
,
2850 attrs
.DMABufChromaHorizontalSiting
.Value
,
2851 attrs
.DMABufChromaVerticalSiting
.Value
,
2857 dri2_dpy
->image
->createImageFromDmaBufs(dri2_dpy
->dri_screen
,
2858 attrs
.Width
, attrs
.Height
, attrs
.DMABufFourCC
.Value
,
2859 fds
, num_fds
, pitches
, offsets
,
2860 attrs
.DMABufYuvColorSpaceHint
.Value
,
2861 attrs
.DMABufSampleRangeHint
.Value
,
2862 attrs
.DMABufChromaHorizontalSiting
.Value
,
2863 attrs
.DMABufChromaVerticalSiting
.Value
,
2867 dri2_create_image_khr_texture_error(error
);
2870 return EGL_NO_IMAGE_KHR
;
2872 res
= dri2_create_image_from_dri(disp
, dri_image
);
2877 dri2_create_drm_image_mesa(_EGLDriver
*drv
, _EGLDisplay
*disp
,
2878 const EGLint
*attr_list
)
2880 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2881 struct dri2_egl_image
*dri2_img
;
2882 _EGLImageAttribs attrs
;
2883 unsigned int dri_use
, valid_mask
;
2889 _eglError(EGL_BAD_PARAMETER
, __func__
);
2890 return EGL_NO_IMAGE_KHR
;
2893 if (!_eglParseImageAttribList(&attrs
, disp
, attr_list
))
2894 return EGL_NO_IMAGE_KHR
;
2896 if (attrs
.Width
<= 0 || attrs
.Height
<= 0) {
2897 _eglError(EGL_BAD_PARAMETER
, __func__
);
2898 return EGL_NO_IMAGE_KHR
;
2901 switch (attrs
.DRMBufferFormatMESA
) {
2902 case EGL_DRM_BUFFER_FORMAT_ARGB32_MESA
:
2903 format
= __DRI_IMAGE_FORMAT_ARGB8888
;
2906 _eglError(EGL_BAD_PARAMETER
, __func__
);
2907 return EGL_NO_IMAGE_KHR
;
2911 EGL_DRM_BUFFER_USE_SCANOUT_MESA
|
2912 EGL_DRM_BUFFER_USE_SHARE_MESA
|
2913 EGL_DRM_BUFFER_USE_CURSOR_MESA
;
2914 if (attrs
.DRMBufferUseMESA
& ~valid_mask
) {
2915 _eglError(EGL_BAD_PARAMETER
, __func__
);
2916 return EGL_NO_IMAGE_KHR
;
2920 if (attrs
.DRMBufferUseMESA
& EGL_DRM_BUFFER_USE_SHARE_MESA
)
2921 dri_use
|= __DRI_IMAGE_USE_SHARE
;
2922 if (attrs
.DRMBufferUseMESA
& EGL_DRM_BUFFER_USE_SCANOUT_MESA
)
2923 dri_use
|= __DRI_IMAGE_USE_SCANOUT
;
2924 if (attrs
.DRMBufferUseMESA
& EGL_DRM_BUFFER_USE_CURSOR_MESA
)
2925 dri_use
|= __DRI_IMAGE_USE_CURSOR
;
2927 dri2_img
= malloc(sizeof *dri2_img
);
2929 _eglError(EGL_BAD_ALLOC
, "dri2_create_image_khr");
2930 return EGL_NO_IMAGE_KHR
;
2933 _eglInitImage(&dri2_img
->base
, disp
);
2935 dri2_img
->dri_image
=
2936 dri2_dpy
->image
->createImage(dri2_dpy
->dri_screen
,
2937 attrs
.Width
, attrs
.Height
,
2938 format
, dri_use
, dri2_img
);
2939 if (dri2_img
->dri_image
== NULL
) {
2941 _eglError(EGL_BAD_ALLOC
, "dri2_create_drm_image_mesa");
2942 return EGL_NO_IMAGE_KHR
;
2945 return &dri2_img
->base
;
2949 dri2_export_drm_image_mesa(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLImage
*img
,
2950 EGLint
*name
, EGLint
*handle
, EGLint
*stride
)
2952 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2953 struct dri2_egl_image
*dri2_img
= dri2_egl_image(img
);
2957 if (name
&& !dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
2958 __DRI_IMAGE_ATTRIB_NAME
, name
))
2959 return _eglError(EGL_BAD_ALLOC
, "dri2_export_drm_image_mesa");
2962 dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
2963 __DRI_IMAGE_ATTRIB_HANDLE
, handle
);
2966 dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
2967 __DRI_IMAGE_ATTRIB_STRIDE
, stride
);
2973 * Checks if we can support EGL_MESA_image_dma_buf_export on this image.
2975 * The spec provides a boolean return for the driver to reject exporting for
2976 * basically any reason, but doesn't specify any particular error cases. For
2977 * now, we just fail if we don't have a DRM fourcc for the format.
2980 dri2_can_export_dma_buf_image(_EGLDisplay
*disp
, _EGLImage
*img
)
2982 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2983 struct dri2_egl_image
*dri2_img
= dri2_egl_image(img
);
2986 if (!dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
2987 __DRI_IMAGE_ATTRIB_FOURCC
, &fourcc
)) {
2995 dri2_export_dma_buf_image_query_mesa(_EGLDriver
*drv
, _EGLDisplay
*disp
,
2997 EGLint
*fourcc
, EGLint
*nplanes
,
2998 EGLuint64KHR
*modifiers
)
3000 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
3001 struct dri2_egl_image
*dri2_img
= dri2_egl_image(img
);
3006 if (!dri2_can_export_dma_buf_image(disp
, img
))
3009 dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
3010 __DRI_IMAGE_ATTRIB_NUM_PLANES
, &num_planes
);
3012 *nplanes
= num_planes
;
3015 dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
3016 __DRI_IMAGE_ATTRIB_FOURCC
, fourcc
);
3020 uint64_t modifier
= DRM_FORMAT_MOD_INVALID
;
3023 query
= dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
3024 __DRI_IMAGE_ATTRIB_MODIFIER_UPPER
,
3026 query
&= dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
3027 __DRI_IMAGE_ATTRIB_MODIFIER_LOWER
,
3030 modifier
= combine_u32_into_u64 (mod_hi
, mod_lo
);
3032 for (int i
= 0; i
< num_planes
; i
++)
3033 modifiers
[i
] = modifier
;
3040 dri2_export_dma_buf_image_mesa(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLImage
*img
,
3041 int *fds
, EGLint
*strides
, EGLint
*offsets
)
3043 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
3044 struct dri2_egl_image
*dri2_img
= dri2_egl_image(img
);
3049 if (!dri2_can_export_dma_buf_image(disp
, img
))
3052 /* EGL_MESA_image_dma_buf_export spec says:
3053 * "If the number of fds is less than the number of planes, then
3054 * subsequent fd slots should contain -1."
3057 /* Query nplanes so that we know how big the given array is. */
3058 dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
3059 __DRI_IMAGE_ATTRIB_NUM_PLANES
, &nplanes
);
3060 memset(fds
, -1, nplanes
* sizeof(int));
3063 /* rework later to provide multiple fds/strides/offsets */
3065 dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
3066 __DRI_IMAGE_ATTRIB_FD
, fds
);
3069 dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
3070 __DRI_IMAGE_ATTRIB_STRIDE
, strides
);
3074 bool ret
= dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
3075 __DRI_IMAGE_ATTRIB_OFFSET
, &img_offset
);
3077 offsets
[0] = img_offset
;
3088 dri2_create_image_khr(_EGLDriver
*drv
, _EGLDisplay
*disp
,
3089 _EGLContext
*ctx
, EGLenum target
,
3090 EGLClientBuffer buffer
, const EGLint
*attr_list
)
3095 case EGL_GL_TEXTURE_2D_KHR
:
3096 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_X_KHR
:
3097 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_X_KHR
:
3098 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_Y_KHR
:
3099 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_Y_KHR
:
3100 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_Z_KHR
:
3101 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_KHR
:
3102 case EGL_GL_TEXTURE_3D_KHR
:
3103 return dri2_create_image_khr_texture(disp
, ctx
, target
, buffer
, attr_list
);
3104 case EGL_GL_RENDERBUFFER_KHR
:
3105 return dri2_create_image_khr_renderbuffer(disp
, ctx
, buffer
, attr_list
);
3107 case EGL_DRM_BUFFER_MESA
:
3108 return dri2_create_image_mesa_drm_buffer(disp
, ctx
, buffer
, attr_list
);
3109 case EGL_LINUX_DMA_BUF_EXT
:
3110 return dri2_create_image_dma_buf(disp
, ctx
, buffer
, attr_list
);
3112 #ifdef HAVE_WAYLAND_PLATFORM
3113 case EGL_WAYLAND_BUFFER_WL
:
3114 return dri2_create_image_wayland_wl_buffer(disp
, ctx
, buffer
, attr_list
);
3117 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_khr");
3118 return EGL_NO_IMAGE_KHR
;
3123 dri2_destroy_image_khr(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLImage
*image
)
3125 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
3126 struct dri2_egl_image
*dri2_img
= dri2_egl_image(image
);
3130 dri2_dpy
->image
->destroyImage(dri2_img
->dri_image
);
3136 #ifdef HAVE_WAYLAND_PLATFORM
3139 dri2_wl_reference_buffer(void *user_data
, uint32_t name
, int fd
,
3140 struct wl_drm_buffer
*buffer
)
3142 _EGLDisplay
*disp
= user_data
;
3143 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
3145 int dri_components
= 0;
3148 img
= dri2_dpy
->image
->createImageFromNames(dri2_dpy
->dri_screen
,
3157 img
= dri2_dpy
->image
->createImageFromFds(dri2_dpy
->dri_screen
,
3169 dri2_dpy
->image
->queryImage(img
, __DRI_IMAGE_ATTRIB_COMPONENTS
, &dri_components
);
3171 buffer
->driver_format
= NULL
;
3172 for (int i
= 0; i
< ARRAY_SIZE(wl_drm_components
); i
++)
3173 if (wl_drm_components
[i
].dri_components
== dri_components
)
3174 buffer
->driver_format
= &wl_drm_components
[i
];
3176 if (buffer
->driver_format
== NULL
)
3177 dri2_dpy
->image
->destroyImage(img
);
3179 buffer
->driver_buffer
= img
;
3183 dri2_wl_release_buffer(void *user_data
, struct wl_drm_buffer
*buffer
)
3185 _EGLDisplay
*disp
= user_data
;
3186 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
3188 dri2_dpy
->image
->destroyImage(buffer
->driver_buffer
);
3192 dri2_bind_wayland_display_wl(_EGLDriver
*drv
, _EGLDisplay
*disp
,
3193 struct wl_display
*wl_dpy
)
3195 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
3196 const struct wayland_drm_callbacks wl_drm_callbacks
= {
3197 .authenticate
= (int(*)(void *, uint32_t)) dri2_dpy
->vtbl
->authenticate
,
3198 .reference_buffer
= dri2_wl_reference_buffer
,
3199 .release_buffer
= dri2_wl_release_buffer
,
3200 .is_format_supported
= dri2_wl_is_format_supported
3207 if (dri2_dpy
->wl_server_drm
)
3210 if (drmGetCap(dri2_dpy
->fd
, DRM_CAP_PRIME
, &cap
) == 0 &&
3211 cap
== (DRM_PRIME_CAP_IMPORT
| DRM_PRIME_CAP_EXPORT
) &&
3212 dri2_dpy
->image
->base
.version
>= 7 &&
3213 dri2_dpy
->image
->createImageFromFds
!= NULL
)
3214 flags
|= WAYLAND_DRM_PRIME
;
3216 dri2_dpy
->wl_server_drm
=
3217 wayland_drm_init(wl_dpy
, dri2_dpy
->device_name
,
3218 &wl_drm_callbacks
, disp
, flags
);
3220 if (!dri2_dpy
->wl_server_drm
)
3223 #ifdef HAVE_DRM_PLATFORM
3224 /* We have to share the wl_drm instance with gbm, so gbm can convert
3225 * wl_buffers to gbm bos. */
3226 if (dri2_dpy
->gbm_dri
)
3227 dri2_dpy
->gbm_dri
->wl_drm
= dri2_dpy
->wl_server_drm
;
3234 dri2_unbind_wayland_display_wl(_EGLDriver
*drv
, _EGLDisplay
*disp
,
3235 struct wl_display
*wl_dpy
)
3237 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
3241 if (!dri2_dpy
->wl_server_drm
)
3244 wayland_drm_uninit(dri2_dpy
->wl_server_drm
);
3245 dri2_dpy
->wl_server_drm
= NULL
;
3251 dri2_query_wayland_buffer_wl(_EGLDriver
*drv
, _EGLDisplay
*disp
,
3252 struct wl_resource
*buffer_resource
,
3253 EGLint attribute
, EGLint
*value
)
3255 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
3256 struct wl_drm_buffer
*buffer
;
3257 const struct wl_drm_components_descriptor
*format
;
3259 buffer
= wayland_drm_buffer_get(dri2_dpy
->wl_server_drm
, buffer_resource
);
3263 format
= buffer
->driver_format
;
3264 switch (attribute
) {
3265 case EGL_TEXTURE_FORMAT
:
3266 *value
= format
->components
;
3269 *value
= buffer
->width
;
3272 *value
= buffer
->height
;
3281 dri2_egl_ref_sync(struct dri2_egl_sync
*sync
)
3283 p_atomic_inc(&sync
->refcount
);
3287 dri2_egl_unref_sync(struct dri2_egl_display
*dri2_dpy
,
3288 struct dri2_egl_sync
*dri2_sync
)
3290 if (p_atomic_dec_zero(&dri2_sync
->refcount
)) {
3291 switch (dri2_sync
->base
.Type
) {
3292 case EGL_SYNC_REUSABLE_KHR
:
3293 cnd_destroy(&dri2_sync
->cond
);
3295 case EGL_SYNC_NATIVE_FENCE_ANDROID
:
3296 if (dri2_sync
->base
.SyncFd
!= EGL_NO_NATIVE_FENCE_FD_ANDROID
)
3297 close(dri2_sync
->base
.SyncFd
);
3303 if (dri2_sync
->fence
)
3304 dri2_dpy
->fence
->destroy_fence(dri2_dpy
->dri_screen
, dri2_sync
->fence
);
3311 dri2_create_sync(_EGLDriver
*drv
, _EGLDisplay
*disp
,
3312 EGLenum type
, const EGLAttrib
*attrib_list
)
3314 _EGLContext
*ctx
= _eglGetCurrentContext();
3315 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
3316 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
3317 struct dri2_egl_sync
*dri2_sync
;
3319 pthread_condattr_t attr
;
3321 dri2_sync
= calloc(1, sizeof(struct dri2_egl_sync
));
3323 _eglError(EGL_BAD_ALLOC
, "eglCreateSyncKHR");
3327 if (!_eglInitSync(&dri2_sync
->base
, disp
, type
, attrib_list
)) {
3333 case EGL_SYNC_FENCE_KHR
:
3334 dri2_sync
->fence
= dri2_dpy
->fence
->create_fence(dri2_ctx
->dri_context
);
3335 if (!dri2_sync
->fence
) {
3336 /* Why did it fail? DRI doesn't return an error code, so we emit
3337 * a generic EGL error that doesn't communicate user error.
3339 _eglError(EGL_BAD_ALLOC
, "eglCreateSyncKHR");
3345 case EGL_SYNC_CL_EVENT_KHR
:
3346 dri2_sync
->fence
= dri2_dpy
->fence
->get_fence_from_cl_event(
3347 dri2_dpy
->dri_screen
,
3348 dri2_sync
->base
.CLEvent
);
3349 /* this can only happen if the cl_event passed in is invalid. */
3350 if (!dri2_sync
->fence
) {
3351 _eglError(EGL_BAD_ATTRIBUTE
, "eglCreateSyncKHR");
3356 /* the initial status must be "signaled" if the cl_event is signaled */
3357 if (dri2_dpy
->fence
->client_wait_sync(dri2_ctx
->dri_context
,
3358 dri2_sync
->fence
, 0, 0))
3359 dri2_sync
->base
.SyncStatus
= EGL_SIGNALED_KHR
;
3362 case EGL_SYNC_REUSABLE_KHR
:
3363 /* intialize attr */
3364 ret
= pthread_condattr_init(&attr
);
3367 _eglError(EGL_BAD_ACCESS
, "eglCreateSyncKHR");
3372 /* change clock attribute to CLOCK_MONOTONIC */
3373 ret
= pthread_condattr_setclock(&attr
, CLOCK_MONOTONIC
);
3376 _eglError(EGL_BAD_ACCESS
, "eglCreateSyncKHR");
3381 ret
= pthread_cond_init(&dri2_sync
->cond
, &attr
);
3384 _eglError(EGL_BAD_ACCESS
, "eglCreateSyncKHR");
3389 /* initial status of reusable sync must be "unsignaled" */
3390 dri2_sync
->base
.SyncStatus
= EGL_UNSIGNALED_KHR
;
3393 case EGL_SYNC_NATIVE_FENCE_ANDROID
:
3394 if (dri2_dpy
->fence
->create_fence_fd
) {
3395 dri2_sync
->fence
= dri2_dpy
->fence
->create_fence_fd(
3396 dri2_ctx
->dri_context
,
3397 dri2_sync
->base
.SyncFd
);
3399 if (!dri2_sync
->fence
) {
3400 _eglError(EGL_BAD_ATTRIBUTE
, "eglCreateSyncKHR");
3407 p_atomic_set(&dri2_sync
->refcount
, 1);
3408 return &dri2_sync
->base
;
3412 dri2_destroy_sync(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSync
*sync
)
3414 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
3415 struct dri2_egl_sync
*dri2_sync
= dri2_egl_sync(sync
);
3416 EGLint ret
= EGL_TRUE
;
3419 /* if type of sync is EGL_SYNC_REUSABLE_KHR and it is not signaled yet,
3420 * then unlock all threads possibly blocked by the reusable sync before
3423 if (dri2_sync
->base
.Type
== EGL_SYNC_REUSABLE_KHR
&&
3424 dri2_sync
->base
.SyncStatus
== EGL_UNSIGNALED_KHR
) {
3425 dri2_sync
->base
.SyncStatus
= EGL_SIGNALED_KHR
;
3426 /* unblock all threads currently blocked by sync */
3427 err
= cnd_broadcast(&dri2_sync
->cond
);
3430 _eglError(EGL_BAD_ACCESS
, "eglDestroySyncKHR");
3435 dri2_egl_unref_sync(dri2_dpy
, dri2_sync
);
3441 dri2_dup_native_fence_fd(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSync
*sync
)
3443 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
3444 struct dri2_egl_sync
*dri2_sync
= dri2_egl_sync(sync
);
3446 assert(sync
->Type
== EGL_SYNC_NATIVE_FENCE_ANDROID
);
3448 if (sync
->SyncFd
== EGL_NO_NATIVE_FENCE_FD_ANDROID
) {
3449 /* try to retrieve the actual native fence fd.. if rendering is
3450 * not flushed this will just return -1, aka NO_NATIVE_FENCE_FD:
3452 sync
->SyncFd
= dri2_dpy
->fence
->get_fence_fd(dri2_dpy
->dri_screen
,
3456 if (sync
->SyncFd
== EGL_NO_NATIVE_FENCE_FD_ANDROID
) {
3457 /* if native fence fd still not created, return an error: */
3458 _eglError(EGL_BAD_PARAMETER
, "eglDupNativeFenceFDANDROID");
3459 return EGL_NO_NATIVE_FENCE_FD_ANDROID
;
3462 return dup(sync
->SyncFd
);
3466 dri2_set_blob_cache_funcs(_EGLDriver
*drv
, _EGLDisplay
*disp
,
3467 EGLSetBlobFuncANDROID set
,
3468 EGLGetBlobFuncANDROID get
)
3470 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
3471 dri2_dpy
->blob
->set_cache_funcs(dri2_dpy
->dri_screen
,
3473 disp
->BlobCacheGet
);
3477 dri2_client_wait_sync(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSync
*sync
,
3478 EGLint flags
, EGLTime timeout
)
3480 _EGLContext
*ctx
= _eglGetCurrentContext();
3481 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
3482 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
3483 struct dri2_egl_sync
*dri2_sync
= dri2_egl_sync(sync
);
3484 unsigned wait_flags
= 0;
3486 EGLint ret
= EGL_CONDITION_SATISFIED_KHR
;
3488 /* The EGL_KHR_fence_sync spec states:
3490 * "If no context is current for the bound API,
3491 * the EGL_SYNC_FLUSH_COMMANDS_BIT_KHR bit is ignored.
3493 if (dri2_ctx
&& flags
& EGL_SYNC_FLUSH_COMMANDS_BIT_KHR
)
3494 wait_flags
|= __DRI2_FENCE_FLAG_FLUSH_COMMANDS
;
3496 /* the sync object should take a reference while waiting */
3497 dri2_egl_ref_sync(dri2_sync
);
3499 switch (sync
->Type
) {
3500 case EGL_SYNC_FENCE_KHR
:
3501 case EGL_SYNC_NATIVE_FENCE_ANDROID
:
3502 case EGL_SYNC_CL_EVENT_KHR
:
3503 if (dri2_dpy
->fence
->client_wait_sync(dri2_ctx
? dri2_ctx
->dri_context
: NULL
,
3504 dri2_sync
->fence
, wait_flags
,
3506 dri2_sync
->base
.SyncStatus
= EGL_SIGNALED_KHR
;
3508 ret
= EGL_TIMEOUT_EXPIRED_KHR
;
3511 case EGL_SYNC_REUSABLE_KHR
:
3512 if (dri2_ctx
&& dri2_sync
->base
.SyncStatus
== EGL_UNSIGNALED_KHR
&&
3513 (flags
& EGL_SYNC_FLUSH_COMMANDS_BIT_KHR
)) {
3514 /* flush context if EGL_SYNC_FLUSH_COMMANDS_BIT_KHR is set */
3518 /* if timeout is EGL_FOREVER_KHR, it should wait without any timeout.*/
3519 if (timeout
== EGL_FOREVER_KHR
) {
3520 mtx_lock(&dri2_sync
->mutex
);
3521 cnd_wait(&dri2_sync
->cond
, &dri2_sync
->mutex
);
3522 mtx_unlock(&dri2_sync
->mutex
);
3524 /* if reusable sync has not been yet signaled */
3525 if (dri2_sync
->base
.SyncStatus
!= EGL_SIGNALED_KHR
) {
3526 /* timespecs for cnd_timedwait */
3527 struct timespec current
;
3528 struct timespec expire
;
3530 /* We override the clock to monotonic when creating the condition
3532 clock_gettime(CLOCK_MONOTONIC
, ¤t
);
3534 /* calculating when to expire */
3535 expire
.tv_nsec
= timeout
% 1000000000L;
3536 expire
.tv_sec
= timeout
/ 1000000000L;
3538 expire
.tv_nsec
+= current
.tv_nsec
;
3539 expire
.tv_sec
+= current
.tv_sec
;
3541 /* expire.nsec now is a number between 0 and 1999999998 */
3542 if (expire
.tv_nsec
> 999999999L) {
3544 expire
.tv_nsec
-= 1000000000L;
3547 mtx_lock(&dri2_sync
->mutex
);
3548 ret
= cnd_timedwait(&dri2_sync
->cond
, &dri2_sync
->mutex
, &expire
);
3549 mtx_unlock(&dri2_sync
->mutex
);
3551 if (ret
== thrd_busy
) {
3552 if (dri2_sync
->base
.SyncStatus
== EGL_UNSIGNALED_KHR
) {
3553 ret
= EGL_TIMEOUT_EXPIRED_KHR
;
3555 _eglError(EGL_BAD_ACCESS
, "eglClientWaitSyncKHR");
3563 dri2_egl_unref_sync(dri2_dpy
, dri2_sync
);
3569 dri2_signal_sync(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSync
*sync
,
3572 struct dri2_egl_sync
*dri2_sync
= dri2_egl_sync(sync
);
3575 if (sync
->Type
!= EGL_SYNC_REUSABLE_KHR
)
3576 return _eglError(EGL_BAD_MATCH
, "eglSignalSyncKHR");
3578 if (mode
!= EGL_SIGNALED_KHR
&& mode
!= EGL_UNSIGNALED_KHR
)
3579 return _eglError(EGL_BAD_ATTRIBUTE
, "eglSignalSyncKHR");
3581 dri2_sync
->base
.SyncStatus
= mode
;
3583 if (mode
== EGL_SIGNALED_KHR
) {
3584 ret
= cnd_broadcast(&dri2_sync
->cond
);
3586 /* fail to broadcast */
3588 return _eglError(EGL_BAD_ACCESS
, "eglSignalSyncKHR");
3595 dri2_server_wait_sync(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSync
*sync
)
3597 _EGLContext
*ctx
= _eglGetCurrentContext();
3598 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
3599 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
3600 struct dri2_egl_sync
*dri2_sync
= dri2_egl_sync(sync
);
3602 dri2_dpy
->fence
->server_wait_sync(dri2_ctx
->dri_context
,
3603 dri2_sync
->fence
, 0);
3608 dri2_interop_query_device_info(_EGLDisplay
*disp
, _EGLContext
*ctx
,
3609 struct mesa_glinterop_device_info
*out
)
3611 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
3612 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
3614 if (!dri2_dpy
->interop
)
3615 return MESA_GLINTEROP_UNSUPPORTED
;
3617 return dri2_dpy
->interop
->query_device_info(dri2_ctx
->dri_context
, out
);
3621 dri2_interop_export_object(_EGLDisplay
*disp
, _EGLContext
*ctx
,
3622 struct mesa_glinterop_export_in
*in
,
3623 struct mesa_glinterop_export_out
*out
)
3625 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
3626 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
3628 if (!dri2_dpy
->interop
)
3629 return MESA_GLINTEROP_UNSUPPORTED
;
3631 return dri2_dpy
->interop
->export_object(dri2_ctx
->dri_context
, in
, out
);
3635 * This is the main entrypoint into the driver, called by libEGL.
3636 * Gets an _EGLDriver object and init its dispatch table.
3639 _eglInitDriver(_EGLDriver
*dri2_drv
)
3641 dri2_drv
->API
.Initialize
= dri2_initialize
;
3642 dri2_drv
->API
.Terminate
= dri2_terminate
;
3643 dri2_drv
->API
.CreateContext
= dri2_create_context
;
3644 dri2_drv
->API
.DestroyContext
= dri2_destroy_context
;
3645 dri2_drv
->API
.MakeCurrent
= dri2_make_current
;
3646 dri2_drv
->API
.CreateWindowSurface
= dri2_create_window_surface
;
3647 dri2_drv
->API
.CreatePixmapSurface
= dri2_create_pixmap_surface
;
3648 dri2_drv
->API
.CreatePbufferSurface
= dri2_create_pbuffer_surface
;
3649 dri2_drv
->API
.DestroySurface
= dri2_destroy_surface
;
3650 dri2_drv
->API
.GetProcAddress
= dri2_get_proc_address
;
3651 dri2_drv
->API
.WaitClient
= dri2_wait_client
;
3652 dri2_drv
->API
.WaitNative
= dri2_wait_native
;
3653 dri2_drv
->API
.BindTexImage
= dri2_bind_tex_image
;
3654 dri2_drv
->API
.ReleaseTexImage
= dri2_release_tex_image
;
3655 dri2_drv
->API
.SwapInterval
= dri2_swap_interval
;
3656 dri2_drv
->API
.SwapBuffers
= dri2_swap_buffers
;
3657 dri2_drv
->API
.SwapBuffersWithDamageEXT
= dri2_swap_buffers_with_damage
;
3658 dri2_drv
->API
.SwapBuffersRegionNOK
= dri2_swap_buffers_region
;
3659 dri2_drv
->API
.SetDamageRegion
= dri2_set_damage_region
;
3660 dri2_drv
->API
.PostSubBufferNV
= dri2_post_sub_buffer
;
3661 dri2_drv
->API
.CopyBuffers
= dri2_copy_buffers
,
3662 dri2_drv
->API
.QueryBufferAge
= dri2_query_buffer_age
;
3663 dri2_drv
->API
.CreateImageKHR
= dri2_create_image
;
3664 dri2_drv
->API
.DestroyImageKHR
= dri2_destroy_image_khr
;
3665 dri2_drv
->API
.CreateWaylandBufferFromImageWL
= dri2_create_wayland_buffer_from_image
;
3666 dri2_drv
->API
.QuerySurface
= dri2_query_surface
;
3667 dri2_drv
->API
.QueryDriverName
= dri2_query_driver_name
;
3668 dri2_drv
->API
.QueryDriverConfig
= dri2_query_driver_config
;
3670 dri2_drv
->API
.CreateDRMImageMESA
= dri2_create_drm_image_mesa
;
3671 dri2_drv
->API
.ExportDRMImageMESA
= dri2_export_drm_image_mesa
;
3672 dri2_drv
->API
.ExportDMABUFImageQueryMESA
= dri2_export_dma_buf_image_query_mesa
;
3673 dri2_drv
->API
.ExportDMABUFImageMESA
= dri2_export_dma_buf_image_mesa
;
3674 dri2_drv
->API
.QueryDmaBufFormatsEXT
= dri2_query_dma_buf_formats
;
3675 dri2_drv
->API
.QueryDmaBufModifiersEXT
= dri2_query_dma_buf_modifiers
;
3677 #ifdef HAVE_WAYLAND_PLATFORM
3678 dri2_drv
->API
.BindWaylandDisplayWL
= dri2_bind_wayland_display_wl
;
3679 dri2_drv
->API
.UnbindWaylandDisplayWL
= dri2_unbind_wayland_display_wl
;
3680 dri2_drv
->API
.QueryWaylandBufferWL
= dri2_query_wayland_buffer_wl
;
3682 dri2_drv
->API
.GetSyncValuesCHROMIUM
= dri2_get_sync_values_chromium
;
3683 dri2_drv
->API
.CreateSyncKHR
= dri2_create_sync
;
3684 dri2_drv
->API
.ClientWaitSyncKHR
= dri2_client_wait_sync
;
3685 dri2_drv
->API
.SignalSyncKHR
= dri2_signal_sync
;
3686 dri2_drv
->API
.WaitSyncKHR
= dri2_server_wait_sync
;
3687 dri2_drv
->API
.DestroySyncKHR
= dri2_destroy_sync
;
3688 dri2_drv
->API
.GLInteropQueryDeviceInfo
= dri2_interop_query_device_info
;
3689 dri2_drv
->API
.GLInteropExportObject
= dri2_interop_export_object
;
3690 dri2_drv
->API
.DupNativeFenceFDANDROID
= dri2_dup_native_fence_fd
;
3691 dri2_drv
->API
.SetBlobCacheFuncsANDROID
= dri2_set_blob_cache_funcs
;