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 unsigned int dri_image_format
;
90 unsigned int rgba_sizes
[4];
91 } dri2_pbuffer_visuals
[] = {
93 __DRI_IMAGE_FORMAT_ABGR16161616F
,
98 __DRI_IMAGE_FORMAT_XBGR16161616F
,
103 __DRI_IMAGE_FORMAT_ARGB2101010
,
108 __DRI_IMAGE_FORMAT_XRGB2101010
,
113 __DRI_IMAGE_FORMAT_ARGB8888
,
118 __DRI_IMAGE_FORMAT_XRGB8888
,
123 __DRI_IMAGE_FORMAT_RGB565
,
130 dri_set_background_context(void *loaderPrivate
)
132 _EGLContext
*ctx
= _eglGetCurrentContext();
133 _EGLThreadInfo
*t
= _eglGetCurrentThread();
135 _eglBindContextToThread(ctx
, t
);
141 static void (*glFlush
)(void);
142 static mtx_t glFlushMutex
= _MTX_INITIALIZER_NP
;
144 mtx_lock(&glFlushMutex
);
146 glFlush
= _glapi_get_proc_address("glFlush");
147 mtx_unlock(&glFlushMutex
);
149 /* if glFlush is not available things are horribly broken */
151 _eglLog(_EGL_WARNING
, "DRI2: failed to find glFlush entry point");
159 dri_is_thread_safe(void *loaderPrivate
)
161 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
162 UNUSED _EGLDisplay
*display
= dri2_surf
->base
.Resource
.Display
;
164 #ifdef HAVE_X11_PLATFORM
165 Display
*xdpy
= (Display
*)display
->PlatformDisplay
;
167 /* Check Xlib is running in thread safe mode when running on EGL/X11-xlib
170 * 'lock_fns' is the XLockDisplay function pointer of the X11 display 'dpy'.
171 * It wll be NULL if XInitThreads wasn't called.
173 if (display
->Platform
== _EGL_PLATFORM_X11
&& xdpy
&& !xdpy
->lock_fns
)
177 #ifdef HAVE_WAYLAND_PLATFORM
178 if (display
->Platform
== _EGL_PLATFORM_WAYLAND
)
185 const __DRIbackgroundCallableExtension background_callable_extension
= {
186 .base
= { __DRI_BACKGROUND_CALLABLE
, 2 },
188 .setBackgroundContext
= dri_set_background_context
,
189 .isThreadSafe
= dri_is_thread_safe
,
192 const __DRIuseInvalidateExtension use_invalidate
= {
193 .base
= { __DRI_USE_INVALIDATE
, 1 }
197 dri2_get_pbuffer_drawable_info(__DRIdrawable
* draw
,
198 int *x
, int *y
, int *w
, int *h
,
201 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
204 *w
= dri2_surf
->base
.Width
;
205 *h
= dri2_surf
->base
.Height
;
209 dri2_get_bytes_per_pixel(struct dri2_egl_surface
*dri2_surf
)
211 const int depth
= dri2_surf
->base
.Config
->BufferSize
;
212 return depth
? util_next_power_of_two(depth
/ 8) : 0;
216 dri2_put_image(__DRIdrawable
* draw
, int op
,
217 int x
, int y
, int w
, int h
,
218 char *data
, void *loaderPrivate
)
220 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
221 const int bpp
= dri2_get_bytes_per_pixel(dri2_surf
);
222 const int width
= dri2_surf
->base
.Width
;
223 const int height
= dri2_surf
->base
.Height
;
224 const int dst_stride
= width
*bpp
;
225 const int src_stride
= w
*bpp
;
226 const int x_offset
= x
*bpp
;
227 int copy_width
= src_stride
;
229 if (!dri2_surf
->swrast_device_buffer
)
230 dri2_surf
->swrast_device_buffer
= malloc(height
*dst_stride
);
232 if (dri2_surf
->swrast_device_buffer
) {
233 const char *src
= data
;
234 char *dst
= dri2_surf
->swrast_device_buffer
;
239 /* Drivers are allowed to submit OOB PutImage requests, so clip here. */
240 if (copy_width
> dst_stride
- x_offset
)
241 copy_width
= dst_stride
- x_offset
;
246 memcpy(dst
, src
, copy_width
);
254 dri2_get_image(__DRIdrawable
* read
,
255 int x
, int y
, int w
, int h
,
256 char *data
, void *loaderPrivate
)
258 struct dri2_egl_surface
*dri2_surf
= loaderPrivate
;
259 const int bpp
= dri2_get_bytes_per_pixel(dri2_surf
);
260 const int width
= dri2_surf
->base
.Width
;
261 const int height
= dri2_surf
->base
.Height
;
262 const int src_stride
= width
*bpp
;
263 const int dst_stride
= w
*bpp
;
264 const int x_offset
= x
*bpp
;
265 int copy_width
= dst_stride
;
266 const char *src
= dri2_surf
->swrast_device_buffer
;
270 memset(data
, 0, copy_width
* h
);
277 /* Drivers are allowed to submit OOB GetImage requests, so clip here. */
278 if (copy_width
> src_stride
- x_offset
)
279 copy_width
= src_stride
- x_offset
;
284 memcpy(dst
, src
, copy_width
);
291 /* HACK: technically we should have swrast_null, instead of these.
293 const __DRIswrastLoaderExtension swrast_pbuffer_loader_extension
= {
294 .base
= { __DRI_SWRAST_LOADER
, 1 },
295 .getDrawableInfo
= dri2_get_pbuffer_drawable_info
,
296 .putImage
= dri2_put_image
,
297 .getImage
= dri2_get_image
,
300 static const EGLint dri2_to_egl_attribute_map
[__DRI_ATTRIB_MAX
] = {
301 [__DRI_ATTRIB_BUFFER_SIZE
] = EGL_BUFFER_SIZE
,
302 [__DRI_ATTRIB_LEVEL
] = EGL_LEVEL
,
303 [__DRI_ATTRIB_LUMINANCE_SIZE
] = EGL_LUMINANCE_SIZE
,
304 [__DRI_ATTRIB_DEPTH_SIZE
] = EGL_DEPTH_SIZE
,
305 [__DRI_ATTRIB_STENCIL_SIZE
] = EGL_STENCIL_SIZE
,
306 [__DRI_ATTRIB_SAMPLE_BUFFERS
] = EGL_SAMPLE_BUFFERS
,
307 [__DRI_ATTRIB_SAMPLES
] = EGL_SAMPLES
,
308 [__DRI_ATTRIB_MAX_PBUFFER_WIDTH
] = EGL_MAX_PBUFFER_WIDTH
,
309 [__DRI_ATTRIB_MAX_PBUFFER_HEIGHT
] = EGL_MAX_PBUFFER_HEIGHT
,
310 [__DRI_ATTRIB_MAX_PBUFFER_PIXELS
] = EGL_MAX_PBUFFER_PIXELS
,
311 [__DRI_ATTRIB_MAX_SWAP_INTERVAL
] = EGL_MAX_SWAP_INTERVAL
,
312 [__DRI_ATTRIB_MIN_SWAP_INTERVAL
] = EGL_MIN_SWAP_INTERVAL
,
313 [__DRI_ATTRIB_YINVERTED
] = EGL_Y_INVERTED_NOK
,
317 dri2_get_dri_config(struct dri2_egl_config
*conf
, EGLint surface_type
,
320 const bool double_buffer
= surface_type
== EGL_WINDOW_BIT
;
321 const bool srgb
= colorspace
== EGL_GL_COLORSPACE_SRGB_KHR
;
323 return conf
->dri_config
[double_buffer
][srgb
];
327 dri2_match_config(const _EGLConfig
*conf
, const _EGLConfig
*criteria
)
329 if (_eglCompareConfigs(conf
, criteria
, NULL
, EGL_FALSE
) != 0)
332 if (!_eglMatchConfig(conf
, criteria
))
339 dri2_get_shifts_and_sizes(const __DRIcoreExtension
*core
,
340 const __DRIconfig
*config
, int *shifts
,
345 if (core
->getConfigAttrib(config
, __DRI_ATTRIB_RED_SHIFT
, (unsigned int *)&shifts
[0])) {
346 core
->getConfigAttrib(config
, __DRI_ATTRIB_GREEN_SHIFT
, (unsigned int *)&shifts
[1]);
347 core
->getConfigAttrib(config
, __DRI_ATTRIB_BLUE_SHIFT
, (unsigned int *)&shifts
[2]);
348 core
->getConfigAttrib(config
, __DRI_ATTRIB_ALPHA_SHIFT
, (unsigned int *)&shifts
[3]);
350 /* Driver isn't exposing shifts, so convert masks to shifts */
351 core
->getConfigAttrib(config
, __DRI_ATTRIB_RED_MASK
, &mask
);
352 shifts
[0] = ffs(mask
) - 1;
353 core
->getConfigAttrib(config
, __DRI_ATTRIB_GREEN_MASK
, &mask
);
354 shifts
[1] = ffs(mask
) - 1;
355 core
->getConfigAttrib(config
, __DRI_ATTRIB_BLUE_MASK
, &mask
);
356 shifts
[2] = ffs(mask
) - 1;
357 core
->getConfigAttrib(config
, __DRI_ATTRIB_ALPHA_MASK
, &mask
);
358 shifts
[3] = ffs(mask
) - 1;
361 core
->getConfigAttrib(config
, __DRI_ATTRIB_RED_SIZE
, &sizes
[0]);
362 core
->getConfigAttrib(config
, __DRI_ATTRIB_GREEN_SIZE
, &sizes
[1]);
363 core
->getConfigAttrib(config
, __DRI_ATTRIB_BLUE_SIZE
, &sizes
[2]);
364 core
->getConfigAttrib(config
, __DRI_ATTRIB_ALPHA_SIZE
, &sizes
[3]);
368 dri2_get_render_type_float(const __DRIcoreExtension
*core
,
369 const __DRIconfig
*config
,
372 unsigned int render_type
;
374 core
->getConfigAttrib(config
, __DRI_ATTRIB_RENDER_TYPE
, &render_type
);
375 *is_float
= (render_type
& __DRI_ATTRIB_FLOAT_BIT
) ? true : false;
379 dri2_image_format_for_pbuffer_config(struct dri2_egl_display
*dri2_dpy
,
380 const __DRIconfig
*config
)
383 unsigned int sizes
[4];
385 dri2_get_shifts_and_sizes(dri2_dpy
->core
, config
, shifts
, sizes
);
387 for (unsigned i
= 0; i
< ARRAY_SIZE(dri2_pbuffer_visuals
); ++i
) {
388 const struct dri2_pbuffer_visual
*visual
= &dri2_pbuffer_visuals
[i
];
390 if (shifts
[0] == visual
->rgba_shifts
[0] &&
391 shifts
[1] == visual
->rgba_shifts
[1] &&
392 shifts
[2] == visual
->rgba_shifts
[2] &&
393 shifts
[3] == visual
->rgba_shifts
[3] &&
394 sizes
[0] == visual
->rgba_sizes
[0] &&
395 sizes
[1] == visual
->rgba_sizes
[1] &&
396 sizes
[2] == visual
->rgba_sizes
[2] &&
397 sizes
[3] == visual
->rgba_sizes
[3]) {
398 return visual
->dri_image_format
;
402 return __DRI_IMAGE_FORMAT_NONE
;
405 struct dri2_egl_config
*
406 dri2_add_config(_EGLDisplay
*disp
, const __DRIconfig
*dri_config
, int id
,
407 EGLint surface_type
, const EGLint
*attr_list
,
408 const int *rgba_shifts
, const unsigned int *rgba_sizes
)
410 struct dri2_egl_config
*conf
;
411 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
413 unsigned int attrib
, value
, double_buffer
;
415 EGLint key
, bind_to_texture_rgb
, bind_to_texture_rgba
;
416 int dri_shifts
[4] = { -1, -1, -1, -1 };
417 unsigned int dri_sizes
[4] = { 0, 0, 0, 0 };
418 _EGLConfig
*matching_config
;
419 EGLint num_configs
= 0;
422 _eglInitConfig(&base
, disp
, id
);
425 bind_to_texture_rgb
= 0;
426 bind_to_texture_rgba
= 0;
428 for (int i
= 0; i
< __DRI_ATTRIB_MAX
; ++i
) {
429 if (!dri2_dpy
->core
->indexConfigAttrib(dri_config
, i
, &attrib
, &value
))
433 case __DRI_ATTRIB_RENDER_TYPE
:
434 if (value
& __DRI_ATTRIB_FLOAT_BIT
)
435 base
.ComponentType
= EGL_COLOR_COMPONENT_TYPE_FLOAT_EXT
;
436 if (value
& __DRI_ATTRIB_RGBA_BIT
)
437 value
= EGL_RGB_BUFFER
;
438 else if (value
& __DRI_ATTRIB_LUMINANCE_BIT
)
439 value
= EGL_LUMINANCE_BUFFER
;
442 base
.ColorBufferType
= value
;
445 case __DRI_ATTRIB_CONFIG_CAVEAT
:
446 if (value
& __DRI_ATTRIB_NON_CONFORMANT_CONFIG
)
447 value
= EGL_NON_CONFORMANT_CONFIG
;
448 else if (value
& __DRI_ATTRIB_SLOW_BIT
)
449 value
= EGL_SLOW_CONFIG
;
452 base
.ConfigCaveat
= value
;
455 case __DRI_ATTRIB_BIND_TO_TEXTURE_RGB
:
456 bind_to_texture_rgb
= value
;
459 case __DRI_ATTRIB_BIND_TO_TEXTURE_RGBA
:
460 bind_to_texture_rgba
= value
;
463 case __DRI_ATTRIB_DOUBLE_BUFFER
:
464 double_buffer
= value
;
467 case __DRI_ATTRIB_RED_SIZE
:
468 dri_sizes
[0] = value
;
469 base
.RedSize
= value
;
472 case __DRI_ATTRIB_RED_MASK
:
473 dri_shifts
[0] = ffs(value
) - 1;
476 case __DRI_ATTRIB_RED_SHIFT
:
477 dri_shifts
[0] = value
;
480 case __DRI_ATTRIB_GREEN_SIZE
:
481 dri_sizes
[1] = value
;
482 base
.GreenSize
= value
;
485 case __DRI_ATTRIB_GREEN_MASK
:
486 dri_shifts
[1] = ffs(value
) - 1;
489 case __DRI_ATTRIB_GREEN_SHIFT
:
490 dri_shifts
[1] = value
;
493 case __DRI_ATTRIB_BLUE_SIZE
:
494 dri_sizes
[2] = value
;
495 base
.BlueSize
= value
;
498 case __DRI_ATTRIB_BLUE_MASK
:
499 dri_shifts
[2] = ffs(value
) - 1;
502 case __DRI_ATTRIB_BLUE_SHIFT
:
503 dri_shifts
[2] = value
;
506 case __DRI_ATTRIB_ALPHA_SIZE
:
507 dri_sizes
[3] = value
;
508 base
.AlphaSize
= value
;
511 case __DRI_ATTRIB_ALPHA_MASK
:
512 dri_shifts
[3] = ffs(value
) - 1;
515 case __DRI_ATTRIB_ALPHA_SHIFT
:
516 dri_shifts
[3] = value
;
519 case __DRI_ATTRIB_ACCUM_RED_SIZE
:
520 case __DRI_ATTRIB_ACCUM_GREEN_SIZE
:
521 case __DRI_ATTRIB_ACCUM_BLUE_SIZE
:
522 case __DRI_ATTRIB_ACCUM_ALPHA_SIZE
:
523 /* Don't expose visuals with the accumulation buffer. */
528 case __DRI_ATTRIB_FRAMEBUFFER_SRGB_CAPABLE
:
530 if (!disp
->Extensions
.KHR_gl_colorspace
&& srgb
)
534 case __DRI_ATTRIB_MAX_PBUFFER_WIDTH
:
535 base
.MaxPbufferWidth
= _EGL_MAX_PBUFFER_WIDTH
;
537 case __DRI_ATTRIB_MAX_PBUFFER_HEIGHT
:
538 base
.MaxPbufferHeight
= _EGL_MAX_PBUFFER_HEIGHT
;
540 case __DRI_ATTRIB_MUTABLE_RENDER_BUFFER
:
541 if (disp
->Extensions
.KHR_mutable_render_buffer
)
542 surface_type
|= EGL_MUTABLE_RENDER_BUFFER_BIT_KHR
;
545 key
= dri2_to_egl_attribute_map
[attrib
];
547 _eglSetConfigKey(&base
, key
, value
);
553 for (int i
= 0; attr_list
[i
] != EGL_NONE
; i
+= 2)
554 _eglSetConfigKey(&base
, attr_list
[i
], attr_list
[i
+1]);
556 if (rgba_shifts
&& memcmp(rgba_shifts
, dri_shifts
, sizeof(dri_shifts
)))
559 if (rgba_sizes
&& memcmp(rgba_sizes
, dri_sizes
, sizeof(dri_sizes
)))
562 base
.NativeRenderable
= EGL_TRUE
;
564 base
.SurfaceType
= surface_type
;
565 if (surface_type
& (EGL_PBUFFER_BIT
|
566 (disp
->Extensions
.NOK_texture_from_pixmap
? EGL_PIXMAP_BIT
: 0))) {
567 base
.BindToTextureRGB
= bind_to_texture_rgb
;
568 if (base
.AlphaSize
> 0)
569 base
.BindToTextureRGBA
= bind_to_texture_rgba
;
573 surface_type
&= ~EGL_PIXMAP_BIT
;
576 /* No support for pbuffer + MSAA for now.
578 * XXX TODO: pbuffer + MSAA does not work and causes crashes.
579 * See QT bugreport: https://bugreports.qt.io/browse/QTBUG-47509
582 surface_type
&= ~EGL_PBUFFER_BIT
;
588 base
.RenderableType
= disp
->ClientAPIs
;
589 base
.Conformant
= disp
->ClientAPIs
;
591 base
.MinSwapInterval
= dri2_dpy
->min_swap_interval
;
592 base
.MaxSwapInterval
= dri2_dpy
->max_swap_interval
;
594 if (!_eglValidateConfig(&base
, EGL_FALSE
)) {
595 _eglLog(_EGL_DEBUG
, "DRI2: failed to validate config %d", id
);
599 config_id
= base
.ConfigID
;
600 base
.ConfigID
= EGL_DONT_CARE
;
601 base
.SurfaceType
= EGL_DONT_CARE
;
602 num_configs
= _eglFilterArray(disp
->Configs
, (void **) &matching_config
, 1,
603 (_EGLArrayForEach
) dri2_match_config
, &base
);
605 if (num_configs
== 1) {
606 conf
= (struct dri2_egl_config
*) matching_config
;
608 if (!conf
->dri_config
[double_buffer
][srgb
])
609 conf
->dri_config
[double_buffer
][srgb
] = dri_config
;
611 /* a similar config type is already added (unlikely) => discard */
614 else if (num_configs
== 0) {
615 conf
= calloc(1, sizeof *conf
);
619 conf
->dri_config
[double_buffer
][srgb
] = dri_config
;
621 memcpy(&conf
->base
, &base
, sizeof base
);
622 conf
->base
.SurfaceType
= 0;
623 conf
->base
.ConfigID
= config_id
;
625 _eglLinkConfig(&conf
->base
);
628 unreachable("duplicates should not be possible");
632 conf
->base
.SurfaceType
|= surface_type
;
638 dri2_lookup_egl_image(__DRIscreen
*screen
, void *image
, void *data
)
640 _EGLDisplay
*disp
= data
;
641 struct dri2_egl_image
*dri2_img
;
646 img
= _eglLookupImage(image
, disp
);
648 _eglError(EGL_BAD_PARAMETER
, "dri2_lookup_egl_image");
652 dri2_img
= dri2_egl_image(image
);
654 return dri2_img
->dri_image
;
657 const __DRIimageLookupExtension image_lookup_extension
= {
658 .base
= { __DRI_IMAGE_LOOKUP
, 1 },
660 .lookupEGLImage
= dri2_lookup_egl_image
663 struct dri2_extension_match
{
669 static const struct dri2_extension_match dri3_driver_extensions
[] = {
670 { __DRI_CORE
, 1, offsetof(struct dri2_egl_display
, core
) },
671 { __DRI_IMAGE_DRIVER
, 1, offsetof(struct dri2_egl_display
, image_driver
) },
675 static const struct dri2_extension_match dri2_driver_extensions
[] = {
676 { __DRI_CORE
, 1, offsetof(struct dri2_egl_display
, core
) },
677 { __DRI_DRI2
, 2, offsetof(struct dri2_egl_display
, dri2
) },
681 static const struct dri2_extension_match dri2_core_extensions
[] = {
682 { __DRI2_FLUSH
, 1, offsetof(struct dri2_egl_display
, flush
) },
683 { __DRI_TEX_BUFFER
, 2, offsetof(struct dri2_egl_display
, tex_buffer
) },
684 { __DRI_IMAGE
, 1, offsetof(struct dri2_egl_display
, image
) },
688 static const struct dri2_extension_match swrast_driver_extensions
[] = {
689 { __DRI_CORE
, 1, offsetof(struct dri2_egl_display
, core
) },
690 { __DRI_SWRAST
, 2, offsetof(struct dri2_egl_display
, swrast
) },
694 static const struct dri2_extension_match swrast_core_extensions
[] = {
695 { __DRI_TEX_BUFFER
, 2, offsetof(struct dri2_egl_display
, tex_buffer
) },
699 static const struct dri2_extension_match optional_driver_extensions
[] = {
700 { __DRI_CONFIG_OPTIONS
, 1, offsetof(struct dri2_egl_display
, configOptions
) },
704 static const struct dri2_extension_match optional_core_extensions
[] = {
705 { __DRI2_ROBUSTNESS
, 1, offsetof(struct dri2_egl_display
, robustness
) },
706 { __DRI2_NO_ERROR
, 1, offsetof(struct dri2_egl_display
, no_error
) },
707 { __DRI2_CONFIG_QUERY
, 1, offsetof(struct dri2_egl_display
, config
) },
708 { __DRI2_FENCE
, 1, offsetof(struct dri2_egl_display
, fence
) },
709 { __DRI2_BUFFER_DAMAGE
, 1, offsetof(struct dri2_egl_display
, buffer_damage
) },
710 { __DRI2_RENDERER_QUERY
, 1, offsetof(struct dri2_egl_display
, rendererQuery
) },
711 { __DRI2_INTEROP
, 1, offsetof(struct dri2_egl_display
, interop
) },
712 { __DRI_IMAGE
, 1, offsetof(struct dri2_egl_display
, image
) },
713 { __DRI2_FLUSH_CONTROL
, 1, offsetof(struct dri2_egl_display
, flush_control
) },
714 { __DRI2_BLOB
, 1, offsetof(struct dri2_egl_display
, blob
) },
715 { __DRI_MUTABLE_RENDER_BUFFER_DRIVER
, 1, offsetof(struct dri2_egl_display
, mutable_render_buffer
) },
720 dri2_bind_extensions(struct dri2_egl_display
*dri2_dpy
,
721 const struct dri2_extension_match
*matches
,
722 const __DRIextension
**extensions
,
728 for (int i
= 0; extensions
[i
]; i
++) {
729 _eglLog(_EGL_DEBUG
, "found extension `%s'", extensions
[i
]->name
);
730 for (int j
= 0; matches
[j
].name
; j
++) {
731 if (strcmp(extensions
[i
]->name
, matches
[j
].name
) == 0 &&
732 extensions
[i
]->version
>= matches
[j
].version
) {
733 field
= ((char *) dri2_dpy
+ matches
[j
].offset
);
734 *(const __DRIextension
**) field
= extensions
[i
];
735 _eglLog(_EGL_INFO
, "found extension %s version %d",
736 extensions
[i
]->name
, extensions
[i
]->version
);
742 for (int j
= 0; matches
[j
].name
; j
++) {
743 field
= ((char *) dri2_dpy
+ matches
[j
].offset
);
744 if (*(const __DRIextension
**) field
== NULL
) {
746 _eglLog(_EGL_DEBUG
, "did not find optional extension %s version %d",
747 matches
[j
].name
, matches
[j
].version
);
749 _eglLog(_EGL_WARNING
, "did not find extension %s version %d",
750 matches
[j
].name
, matches
[j
].version
);
759 static const __DRIextension
**
760 dri2_open_driver(_EGLDisplay
*disp
)
762 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
763 static const char *search_path_vars
[] = {
764 "LIBGL_DRIVERS_PATH",
768 return loader_open_driver(dri2_dpy
->driver_name
,
774 dri2_load_driver_common(_EGLDisplay
*disp
,
775 const struct dri2_extension_match
*driver_extensions
)
777 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
778 const __DRIextension
**extensions
;
780 extensions
= dri2_open_driver(disp
);
784 if (!dri2_bind_extensions(dri2_dpy
, driver_extensions
, extensions
, false))
787 dri2_dpy
->driver_extensions
= extensions
;
789 dri2_bind_extensions(dri2_dpy
, optional_driver_extensions
, extensions
, true);
795 dri2_load_driver(_EGLDisplay
*disp
)
797 return dri2_load_driver_common(disp
, dri2_driver_extensions
);
801 dri2_load_driver_dri3(_EGLDisplay
*disp
)
803 return dri2_load_driver_common(disp
, dri3_driver_extensions
);
807 dri2_load_driver_swrast(_EGLDisplay
*disp
)
809 return dri2_load_driver_common(disp
, swrast_driver_extensions
);
813 dri2_renderer_query_integer(struct dri2_egl_display
*dri2_dpy
, int param
)
815 const __DRI2rendererQueryExtension
*rendererQuery
= dri2_dpy
->rendererQuery
;
816 unsigned int value
= 0;
818 if (!rendererQuery
||
819 rendererQuery
->queryInteger(dri2_dpy
->dri_screen
, param
, &value
) == -1)
826 dri2_query_driver_name(_EGLDisplay
*disp
)
828 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
829 return dri2_dpy
->driver_name
;
833 dri2_query_driver_config(_EGLDisplay
*disp
)
835 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
836 const __DRIconfigOptionsExtension
*ext
= dri2_dpy
->configOptions
;
838 if (ext
->base
.version
>= 2)
839 return ext
->getXml(dri2_dpy
->driver_name
);
841 return strdup(ext
->xml
);
846 dri2_setup_screen(_EGLDisplay
*disp
)
848 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
849 unsigned int api_mask
;
852 * EGL 1.5 specification defines the default value to 1. Moreover,
853 * eglSwapInterval() is required to clamp requested value to the supported
854 * range. Since the default value is implicitly assumed to be supported,
855 * use it as both minimum and maximum for the platforms that do not allow
856 * changing the interval. Platforms, which allow it (e.g. x11, wayland)
857 * override these values already.
859 dri2_dpy
->min_swap_interval
= 1;
860 dri2_dpy
->max_swap_interval
= 1;
861 dri2_dpy
->default_swap_interval
= 1;
863 if (dri2_dpy
->image_driver
) {
864 api_mask
= dri2_dpy
->image_driver
->getAPIMask(dri2_dpy
->dri_screen
);
865 } else if (dri2_dpy
->dri2
) {
866 api_mask
= dri2_dpy
->dri2
->getAPIMask(dri2_dpy
->dri_screen
);
868 assert(dri2_dpy
->swrast
);
869 api_mask
= 1 << __DRI_API_OPENGL
|
870 1 << __DRI_API_GLES
|
871 1 << __DRI_API_GLES2
|
872 1 << __DRI_API_GLES3
;
875 disp
->ClientAPIs
= 0;
876 if ((api_mask
& (1 <<__DRI_API_OPENGL
)) && _eglIsApiValid(EGL_OPENGL_API
))
877 disp
->ClientAPIs
|= EGL_OPENGL_BIT
;
878 if ((api_mask
& (1 << __DRI_API_GLES
)) && _eglIsApiValid(EGL_OPENGL_ES_API
))
879 disp
->ClientAPIs
|= EGL_OPENGL_ES_BIT
;
880 if ((api_mask
& (1 << __DRI_API_GLES2
)) && _eglIsApiValid(EGL_OPENGL_ES_API
))
881 disp
->ClientAPIs
|= EGL_OPENGL_ES2_BIT
;
882 if ((api_mask
& (1 << __DRI_API_GLES3
)) && _eglIsApiValid(EGL_OPENGL_ES_API
))
883 disp
->ClientAPIs
|= EGL_OPENGL_ES3_BIT_KHR
;
885 assert(dri2_dpy
->image_driver
|| dri2_dpy
->dri2
|| dri2_dpy
->swrast
);
886 disp
->Extensions
.KHR_no_config_context
= EGL_TRUE
;
887 disp
->Extensions
.KHR_surfaceless_context
= EGL_TRUE
;
889 if (dri2_dpy
->configOptions
) {
890 disp
->Extensions
.MESA_query_driver
= EGL_TRUE
;
893 /* Report back to EGL the bitmask of priorities supported */
894 disp
->Extensions
.IMG_context_priority
=
895 dri2_renderer_query_integer(dri2_dpy
,
896 __DRI2_RENDERER_HAS_CONTEXT_PRIORITY
);
898 disp
->Extensions
.EXT_pixel_format_float
= EGL_TRUE
;
900 if (dri2_renderer_query_integer(dri2_dpy
,
901 __DRI2_RENDERER_HAS_FRAMEBUFFER_SRGB
))
902 disp
->Extensions
.KHR_gl_colorspace
= EGL_TRUE
;
904 if (dri2_dpy
->image_driver
||
905 (dri2_dpy
->dri2
&& dri2_dpy
->dri2
->base
.version
>= 3) ||
906 (dri2_dpy
->swrast
&& dri2_dpy
->swrast
->base
.version
>= 3)) {
907 disp
->Extensions
.KHR_create_context
= EGL_TRUE
;
909 if (dri2_dpy
->robustness
)
910 disp
->Extensions
.EXT_create_context_robustness
= EGL_TRUE
;
913 if (dri2_dpy
->no_error
)
914 disp
->Extensions
.KHR_create_context_no_error
= EGL_TRUE
;
916 if (dri2_dpy
->fence
) {
917 disp
->Extensions
.KHR_fence_sync
= EGL_TRUE
;
918 disp
->Extensions
.KHR_wait_sync
= EGL_TRUE
;
919 if (dri2_dpy
->fence
->get_fence_from_cl_event
)
920 disp
->Extensions
.KHR_cl_event2
= EGL_TRUE
;
921 if (dri2_dpy
->fence
->base
.version
>= 2 &&
922 dri2_dpy
->fence
->get_capabilities
) {
923 unsigned capabilities
=
924 dri2_dpy
->fence
->get_capabilities(dri2_dpy
->dri_screen
);
925 disp
->Extensions
.ANDROID_native_fence_sync
=
926 (capabilities
& __DRI_FENCE_CAP_NATIVE_FD
) != 0;
931 disp
->Extensions
.ANDROID_blob_cache
= EGL_TRUE
;
933 disp
->Extensions
.KHR_reusable_sync
= EGL_TRUE
;
935 if (dri2_dpy
->image
) {
936 if (dri2_dpy
->image
->base
.version
>= 10 &&
937 dri2_dpy
->image
->getCapabilities
!= NULL
) {
940 capabilities
= dri2_dpy
->image
->getCapabilities(dri2_dpy
->dri_screen
);
941 disp
->Extensions
.MESA_drm_image
= (capabilities
& __DRI_IMAGE_CAP_GLOBAL_NAMES
) != 0;
943 if (dri2_dpy
->image
->base
.version
>= 11)
944 disp
->Extensions
.MESA_image_dma_buf_export
= EGL_TRUE
;
946 disp
->Extensions
.MESA_drm_image
= EGL_TRUE
;
947 if (dri2_dpy
->image
->base
.version
>= 11)
948 disp
->Extensions
.MESA_image_dma_buf_export
= EGL_TRUE
;
951 disp
->Extensions
.KHR_image_base
= EGL_TRUE
;
952 disp
->Extensions
.KHR_gl_renderbuffer_image
= EGL_TRUE
;
953 if (dri2_dpy
->image
->base
.version
>= 5 &&
954 dri2_dpy
->image
->createImageFromTexture
) {
955 disp
->Extensions
.KHR_gl_texture_2D_image
= EGL_TRUE
;
956 disp
->Extensions
.KHR_gl_texture_cubemap_image
= EGL_TRUE
;
958 if (dri2_renderer_query_integer(dri2_dpy
,
959 __DRI2_RENDERER_HAS_TEXTURE_3D
))
960 disp
->Extensions
.KHR_gl_texture_3D_image
= EGL_TRUE
;
963 if (dri2_dpy
->image
->base
.version
>= 8 &&
964 dri2_dpy
->image
->createImageFromDmaBufs
) {
965 disp
->Extensions
.EXT_image_dma_buf_import
= EGL_TRUE
;
967 if (dri2_dpy
->image
->base
.version
>= 15 &&
968 dri2_dpy
->image
->createImageFromDmaBufs2
&&
969 dri2_dpy
->image
->queryDmaBufFormats
&&
970 dri2_dpy
->image
->queryDmaBufModifiers
) {
971 disp
->Extensions
.EXT_image_dma_buf_import_modifiers
= EGL_TRUE
;
976 if (dri2_dpy
->flush_control
)
977 disp
->Extensions
.KHR_context_flush_control
= EGL_TRUE
;
979 if (dri2_dpy
->buffer_damage
&& dri2_dpy
->buffer_damage
->set_damage_region
)
980 disp
->Extensions
.KHR_partial_update
= EGL_TRUE
;
984 dri2_setup_swap_interval(_EGLDisplay
*disp
, int max_swap_interval
)
986 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
987 GLint vblank_mode
= DRI_CONF_VBLANK_DEF_INTERVAL_1
;
989 /* Allow driconf to override applications.*/
990 if (dri2_dpy
->config
)
991 dri2_dpy
->config
->configQueryi(dri2_dpy
->dri_screen
,
992 "vblank_mode", &vblank_mode
);
993 switch (vblank_mode
) {
994 case DRI_CONF_VBLANK_NEVER
:
995 dri2_dpy
->min_swap_interval
= 0;
996 dri2_dpy
->max_swap_interval
= 0;
997 dri2_dpy
->default_swap_interval
= 0;
999 case DRI_CONF_VBLANK_ALWAYS_SYNC
:
1000 dri2_dpy
->min_swap_interval
= 1;
1001 dri2_dpy
->max_swap_interval
= max_swap_interval
;
1002 dri2_dpy
->default_swap_interval
= 1;
1004 case DRI_CONF_VBLANK_DEF_INTERVAL_0
:
1005 dri2_dpy
->min_swap_interval
= 0;
1006 dri2_dpy
->max_swap_interval
= max_swap_interval
;
1007 dri2_dpy
->default_swap_interval
= 0;
1010 case DRI_CONF_VBLANK_DEF_INTERVAL_1
:
1011 dri2_dpy
->min_swap_interval
= 0;
1012 dri2_dpy
->max_swap_interval
= max_swap_interval
;
1013 dri2_dpy
->default_swap_interval
= 1;
1018 /* All platforms but DRM call this function to create the screen and populate
1019 * the driver_configs. DRM inherits that information from its display - GBM.
1022 dri2_create_screen(_EGLDisplay
*disp
)
1024 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1026 if (dri2_dpy
->image_driver
) {
1027 dri2_dpy
->dri_screen
=
1028 dri2_dpy
->image_driver
->createNewScreen2(0, dri2_dpy
->fd
,
1029 dri2_dpy
->loader_extensions
,
1030 dri2_dpy
->driver_extensions
,
1031 &dri2_dpy
->driver_configs
,
1033 } else if (dri2_dpy
->dri2
) {
1034 if (dri2_dpy
->dri2
->base
.version
>= 4) {
1035 dri2_dpy
->dri_screen
=
1036 dri2_dpy
->dri2
->createNewScreen2(0, dri2_dpy
->fd
,
1037 dri2_dpy
->loader_extensions
,
1038 dri2_dpy
->driver_extensions
,
1039 &dri2_dpy
->driver_configs
, disp
);
1041 dri2_dpy
->dri_screen
=
1042 dri2_dpy
->dri2
->createNewScreen(0, dri2_dpy
->fd
,
1043 dri2_dpy
->loader_extensions
,
1044 &dri2_dpy
->driver_configs
, disp
);
1047 assert(dri2_dpy
->swrast
);
1048 if (dri2_dpy
->swrast
->base
.version
>= 4) {
1049 dri2_dpy
->dri_screen
=
1050 dri2_dpy
->swrast
->createNewScreen2(0, dri2_dpy
->loader_extensions
,
1051 dri2_dpy
->driver_extensions
,
1052 &dri2_dpy
->driver_configs
, disp
);
1054 dri2_dpy
->dri_screen
=
1055 dri2_dpy
->swrast
->createNewScreen(0, dri2_dpy
->loader_extensions
,
1056 &dri2_dpy
->driver_configs
, disp
);
1060 if (dri2_dpy
->dri_screen
== NULL
) {
1061 _eglLog(_EGL_WARNING
, "DRI2: failed to create dri screen");
1065 dri2_dpy
->own_dri_screen
= true;
1070 dri2_setup_extensions(_EGLDisplay
*disp
)
1072 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1073 const struct dri2_extension_match
*mandatory_core_extensions
;
1074 const __DRIextension
**extensions
;
1076 extensions
= dri2_dpy
->core
->getExtensions(dri2_dpy
->dri_screen
);
1078 if (dri2_dpy
->image_driver
|| dri2_dpy
->dri2
)
1079 mandatory_core_extensions
= dri2_core_extensions
;
1081 mandatory_core_extensions
= swrast_core_extensions
;
1083 if (!dri2_bind_extensions(dri2_dpy
, mandatory_core_extensions
, extensions
, false))
1086 #ifdef HAVE_DRI3_MODIFIERS
1087 dri2_dpy
->multibuffers_available
=
1088 (dri2_dpy
->dri3_major_version
> 1 || (dri2_dpy
->dri3_major_version
== 1 &&
1089 dri2_dpy
->dri3_minor_version
>= 2)) &&
1090 (dri2_dpy
->present_major_version
> 1 || (dri2_dpy
->present_major_version
== 1 &&
1091 dri2_dpy
->present_minor_version
>= 2)) &&
1092 (dri2_dpy
->image
&& dri2_dpy
->image
->base
.version
>= 15);
1095 dri2_bind_extensions(dri2_dpy
, optional_core_extensions
, extensions
, true);
1100 * Called via eglInitialize(), GLX_drv->API.Initialize().
1102 * This must be guaranteed to be called exactly once, even if eglInitialize is
1103 * called many times (without a eglTerminate in between).
1106 dri2_initialize(_EGLDriver
*drv
, _EGLDisplay
*disp
)
1108 EGLBoolean ret
= EGL_FALSE
;
1109 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1111 /* In the case where the application calls eglMakeCurrent(context1),
1112 * eglTerminate, then eglInitialize again (without a call to eglReleaseThread
1113 * or eglMakeCurrent(NULL) before that), dri2_dpy structure is still
1114 * initialized, as we need it to be able to free context1 correctly.
1116 * It would probably be safest to forcibly release the display with
1117 * dri2_display_release, to make sure the display is reinitialized correctly.
1118 * However, the EGL spec states that we need to keep a reference to the
1119 * current context (so we cannot call dri2_make_current(NULL)), and therefore
1120 * we would leak context1 as we would be missing the old display connection
1121 * to free it up correctly.
1124 dri2_dpy
->ref_count
++;
1128 loader_set_logger(_eglLog
);
1130 switch (disp
->Platform
) {
1131 case _EGL_PLATFORM_SURFACELESS
:
1132 ret
= dri2_initialize_surfaceless(drv
, disp
);
1134 case _EGL_PLATFORM_DEVICE
:
1135 ret
= dri2_initialize_device(drv
, disp
);
1137 case _EGL_PLATFORM_X11
:
1138 ret
= dri2_initialize_x11(drv
, disp
);
1140 case _EGL_PLATFORM_DRM
:
1141 ret
= dri2_initialize_drm(drv
, disp
);
1143 case _EGL_PLATFORM_WAYLAND
:
1144 ret
= dri2_initialize_wayland(drv
, disp
);
1146 case _EGL_PLATFORM_ANDROID
:
1147 ret
= dri2_initialize_android(drv
, disp
);
1150 unreachable("Callers ensure we cannot get here.");
1157 dri2_dpy
= dri2_egl_display(disp
);
1158 dri2_dpy
->ref_count
++;
1164 * Decrement display reference count, and free up display if necessary.
1167 dri2_display_release(_EGLDisplay
*disp
)
1169 struct dri2_egl_display
*dri2_dpy
;
1174 dri2_dpy
= dri2_egl_display(disp
);
1176 assert(dri2_dpy
->ref_count
> 0);
1177 dri2_dpy
->ref_count
--;
1179 if (dri2_dpy
->ref_count
> 0)
1182 _eglCleanupDisplay(disp
);
1183 dri2_display_destroy(disp
);
1187 dri2_display_destroy(_EGLDisplay
*disp
)
1189 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1191 if (dri2_dpy
->own_dri_screen
) {
1192 if (dri2_dpy
->vtbl
&& dri2_dpy
->vtbl
->close_screen_notify
)
1193 dri2_dpy
->vtbl
->close_screen_notify(disp
);
1194 dri2_dpy
->core
->destroyScreen(dri2_dpy
->dri_screen
);
1196 if (dri2_dpy
->fd
>= 0)
1197 close(dri2_dpy
->fd
);
1198 if (dri2_dpy
->driver
)
1199 dlclose(dri2_dpy
->driver
);
1200 free(dri2_dpy
->driver_name
);
1202 #ifdef HAVE_WAYLAND_PLATFORM
1203 free(dri2_dpy
->device_name
);
1206 switch (disp
->Platform
) {
1207 case _EGL_PLATFORM_X11
:
1208 dri2_teardown_x11(dri2_dpy
);
1210 case _EGL_PLATFORM_DRM
:
1211 dri2_teardown_drm(dri2_dpy
);
1213 case _EGL_PLATFORM_WAYLAND
:
1214 dri2_teardown_wayland(dri2_dpy
);
1217 /* TODO: add teardown for other platforms */
1221 /* The drm platform does not create the screen/driver_configs but reuses
1222 * the ones from the gbm device. As such the gbm itself is responsible
1225 if (disp
->Platform
!= _EGL_PLATFORM_DRM
&& dri2_dpy
->driver_configs
) {
1226 for (unsigned i
= 0; dri2_dpy
->driver_configs
[i
]; i
++)
1227 free((__DRIconfig
*) dri2_dpy
->driver_configs
[i
]);
1228 free(dri2_dpy
->driver_configs
);
1231 disp
->DriverData
= NULL
;
1235 dri2_egl_surface_alloc_local_buffer(struct dri2_egl_surface
*dri2_surf
,
1236 unsigned int att
, unsigned int format
)
1238 struct dri2_egl_display
*dri2_dpy
=
1239 dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
1241 if (att
>= ARRAY_SIZE(dri2_surf
->local_buffers
))
1244 if (!dri2_surf
->local_buffers
[att
]) {
1245 dri2_surf
->local_buffers
[att
] =
1246 dri2_dpy
->dri2
->allocateBuffer(dri2_dpy
->dri_screen
, att
, format
,
1247 dri2_surf
->base
.Width
, dri2_surf
->base
.Height
);
1250 return dri2_surf
->local_buffers
[att
];
1254 dri2_egl_surface_free_local_buffers(struct dri2_egl_surface
*dri2_surf
)
1256 struct dri2_egl_display
*dri2_dpy
=
1257 dri2_egl_display(dri2_surf
->base
.Resource
.Display
);
1259 for (int i
= 0; i
< ARRAY_SIZE(dri2_surf
->local_buffers
); i
++) {
1260 if (dri2_surf
->local_buffers
[i
]) {
1261 dri2_dpy
->dri2
->releaseBuffer(dri2_dpy
->dri_screen
,
1262 dri2_surf
->local_buffers
[i
]);
1263 dri2_surf
->local_buffers
[i
] = NULL
;
1269 * Called via eglTerminate(), drv->API.Terminate().
1271 * This must be guaranteed to be called exactly once, even if eglTerminate is
1272 * called many times (without a eglInitialize in between).
1275 dri2_terminate(_EGLDriver
*drv
, _EGLDisplay
*disp
)
1277 /* Release all non-current Context/Surfaces. */
1278 _eglReleaseDisplayResources(drv
, disp
);
1280 dri2_display_release(disp
);
1286 * Set the error code after a call to
1287 * dri2_egl_display::dri2::createContextAttribs.
1290 dri2_create_context_attribs_error(int dri_error
)
1294 switch (dri_error
) {
1295 case __DRI_CTX_ERROR_SUCCESS
:
1298 case __DRI_CTX_ERROR_NO_MEMORY
:
1299 egl_error
= EGL_BAD_ALLOC
;
1302 /* From the EGL_KHR_create_context spec, section "Errors":
1304 * * If <config> does not support a client API context compatible
1305 * with the requested API major and minor version, [...] context flags,
1306 * and context reset notification behavior (for client API types where
1307 * these attributes are supported), then an EGL_BAD_MATCH error is
1310 * * If an OpenGL ES context is requested and the values for
1311 * attributes EGL_CONTEXT_MAJOR_VERSION_KHR and
1312 * EGL_CONTEXT_MINOR_VERSION_KHR specify an OpenGL ES version that
1313 * is not defined, than an EGL_BAD_MATCH error is generated.
1315 * * If an OpenGL context is requested, the requested version is
1316 * greater than 3.2, and the value for attribute
1317 * EGL_CONTEXT_OPENGL_PROFILE_MASK_KHR has no bits set; has any
1318 * bits set other than EGL_CONTEXT_OPENGL_CORE_PROFILE_BIT_KHR and
1319 * EGL_CONTEXT_OPENGL_COMPATIBILITY_PROFILE_BIT_KHR; has more than
1320 * one of these bits set; or if the implementation does not support
1321 * the requested profile, then an EGL_BAD_MATCH error is generated.
1323 case __DRI_CTX_ERROR_BAD_API
:
1324 case __DRI_CTX_ERROR_BAD_VERSION
:
1325 case __DRI_CTX_ERROR_BAD_FLAG
:
1326 egl_error
= EGL_BAD_MATCH
;
1329 /* From the EGL_KHR_create_context spec, section "Errors":
1331 * * If an attribute name or attribute value in <attrib_list> is not
1332 * recognized (including unrecognized bits in bitmask attributes),
1333 * then an EGL_BAD_ATTRIBUTE error is generated."
1335 case __DRI_CTX_ERROR_UNKNOWN_ATTRIBUTE
:
1336 case __DRI_CTX_ERROR_UNKNOWN_FLAG
:
1337 egl_error
= EGL_BAD_ATTRIBUTE
;
1341 assert(!"unknown dri_error code");
1342 egl_error
= EGL_BAD_MATCH
;
1346 _eglError(egl_error
, "dri2_create_context");
1350 dri2_fill_context_attribs(struct dri2_egl_context
*dri2_ctx
,
1351 struct dri2_egl_display
*dri2_dpy
,
1352 uint32_t *ctx_attribs
,
1353 unsigned *num_attribs
)
1357 assert(*num_attribs
>= NUM_ATTRIBS
);
1359 ctx_attribs
[pos
++] = __DRI_CTX_ATTRIB_MAJOR_VERSION
;
1360 ctx_attribs
[pos
++] = dri2_ctx
->base
.ClientMajorVersion
;
1361 ctx_attribs
[pos
++] = __DRI_CTX_ATTRIB_MINOR_VERSION
;
1362 ctx_attribs
[pos
++] = dri2_ctx
->base
.ClientMinorVersion
;
1364 if (dri2_ctx
->base
.Flags
!= 0 || dri2_ctx
->base
.NoError
) {
1365 /* If the implementation doesn't support the __DRI2_ROBUSTNESS
1366 * extension, don't even try to send it the robust-access flag.
1367 * It may explode. Instead, generate the required EGL error here.
1369 if ((dri2_ctx
->base
.Flags
& EGL_CONTEXT_OPENGL_ROBUST_ACCESS_BIT_KHR
) != 0
1370 && !dri2_dpy
->robustness
) {
1371 _eglError(EGL_BAD_MATCH
, "eglCreateContext");
1375 ctx_attribs
[pos
++] = __DRI_CTX_ATTRIB_FLAGS
;
1376 ctx_attribs
[pos
++] = dri2_ctx
->base
.Flags
|
1377 (dri2_ctx
->base
.NoError
? __DRI_CTX_FLAG_NO_ERROR
: 0);
1380 if (dri2_ctx
->base
.ResetNotificationStrategy
!= EGL_NO_RESET_NOTIFICATION_KHR
) {
1381 /* If the implementation doesn't support the __DRI2_ROBUSTNESS
1382 * extension, don't even try to send it a reset strategy. It may
1383 * explode. Instead, generate the required EGL error here.
1385 if (!dri2_dpy
->robustness
) {
1386 _eglError(EGL_BAD_CONFIG
, "eglCreateContext");
1390 ctx_attribs
[pos
++] = __DRI_CTX_ATTRIB_RESET_STRATEGY
;
1391 ctx_attribs
[pos
++] = __DRI_CTX_RESET_LOSE_CONTEXT
;
1394 if (dri2_ctx
->base
.ContextPriority
!= EGL_CONTEXT_PRIORITY_MEDIUM_IMG
) {
1397 switch (dri2_ctx
->base
.ContextPriority
) {
1398 case EGL_CONTEXT_PRIORITY_HIGH_IMG
:
1399 val
= __DRI_CTX_PRIORITY_HIGH
;
1401 case EGL_CONTEXT_PRIORITY_MEDIUM_IMG
:
1402 val
= __DRI_CTX_PRIORITY_MEDIUM
;
1404 case EGL_CONTEXT_PRIORITY_LOW_IMG
:
1405 val
= __DRI_CTX_PRIORITY_LOW
;
1408 _eglError(EGL_BAD_CONFIG
, "eglCreateContext");
1412 ctx_attribs
[pos
++] = __DRI_CTX_ATTRIB_PRIORITY
;
1413 ctx_attribs
[pos
++] = val
;
1416 if (dri2_ctx
->base
.ReleaseBehavior
== EGL_CONTEXT_RELEASE_BEHAVIOR_NONE_KHR
) {
1417 ctx_attribs
[pos
++] = __DRI_CTX_ATTRIB_RELEASE_BEHAVIOR
;
1418 ctx_attribs
[pos
++] = __DRI_CTX_RELEASE_BEHAVIOR_NONE
;
1427 * Called via eglCreateContext(), drv->API.CreateContext().
1429 static _EGLContext
*
1430 dri2_create_context(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLConfig
*conf
,
1431 _EGLContext
*share_list
, const EGLint
*attrib_list
)
1433 struct dri2_egl_context
*dri2_ctx
;
1434 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1435 struct dri2_egl_context
*dri2_ctx_shared
= dri2_egl_context(share_list
);
1436 __DRIcontext
*shared
=
1437 dri2_ctx_shared
? dri2_ctx_shared
->dri_context
: NULL
;
1438 struct dri2_egl_config
*dri2_config
= dri2_egl_config(conf
);
1439 const __DRIconfig
*dri_config
;
1442 unsigned num_attribs
= NUM_ATTRIBS
;
1443 uint32_t ctx_attribs
[NUM_ATTRIBS
];
1447 dri2_ctx
= malloc(sizeof *dri2_ctx
);
1449 _eglError(EGL_BAD_ALLOC
, "eglCreateContext");
1453 if (!_eglInitContext(&dri2_ctx
->base
, disp
, conf
, attrib_list
))
1456 /* The EGL_EXT_create_context_robustness spec says:
1458 * "Add to the eglCreateContext context creation errors: [...]
1460 * * If the reset notification behavior of <share_context> and the
1461 * newly created context are different then an EGL_BAD_MATCH error is
1464 if (share_list
&& share_list
->ResetNotificationStrategy
!=
1465 dri2_ctx
->base
.ResetNotificationStrategy
) {
1466 _eglError(EGL_BAD_MATCH
, "eglCreateContext");
1470 /* The EGL_KHR_create_context_no_error spec says:
1472 * "BAD_MATCH is generated if the value of EGL_CONTEXT_OPENGL_NO_ERROR_KHR
1473 * used to create <share_context> does not match the value of
1474 * EGL_CONTEXT_OPENGL_NO_ERROR_KHR for the context being created."
1476 if (share_list
&& share_list
->NoError
!= dri2_ctx
->base
.NoError
) {
1477 _eglError(EGL_BAD_MATCH
, "eglCreateContext");
1481 switch (dri2_ctx
->base
.ClientAPI
) {
1482 case EGL_OPENGL_ES_API
:
1483 switch (dri2_ctx
->base
.ClientMajorVersion
) {
1485 api
= __DRI_API_GLES
;
1488 api
= __DRI_API_GLES2
;
1491 api
= __DRI_API_GLES3
;
1494 _eglError(EGL_BAD_PARAMETER
, "eglCreateContext");
1499 case EGL_OPENGL_API
:
1500 if ((dri2_ctx
->base
.ClientMajorVersion
>= 4
1501 || (dri2_ctx
->base
.ClientMajorVersion
== 3
1502 && dri2_ctx
->base
.ClientMinorVersion
>= 2))
1503 && dri2_ctx
->base
.Profile
== EGL_CONTEXT_OPENGL_CORE_PROFILE_BIT_KHR
)
1504 api
= __DRI_API_OPENGL_CORE
;
1505 else if (dri2_ctx
->base
.ClientMajorVersion
== 3 &&
1506 dri2_ctx
->base
.ClientMinorVersion
== 1)
1507 api
= __DRI_API_OPENGL_CORE
;
1509 api
= __DRI_API_OPENGL
;
1512 _eglError(EGL_BAD_PARAMETER
, "eglCreateContext");
1518 /* The config chosen here isn't necessarily
1519 * used for surfaces later.
1520 * A pixmap surface will use the single config.
1521 * This opportunity depends on disabling the
1522 * doubleBufferMode check in
1523 * src/mesa/main/context.c:check_compatible()
1525 if (dri2_config
->dri_config
[1][0])
1526 dri_config
= dri2_config
->dri_config
[1][0];
1528 dri_config
= dri2_config
->dri_config
[0][0];
1533 if (!dri2_fill_context_attribs(dri2_ctx
, dri2_dpy
, ctx_attribs
,
1537 if (dri2_dpy
->image_driver
) {
1538 dri2_ctx
->dri_context
=
1539 dri2_dpy
->image_driver
->createContextAttribs(dri2_dpy
->dri_screen
,
1547 dri2_create_context_attribs_error(error
);
1548 } else if (dri2_dpy
->dri2
) {
1549 if (dri2_dpy
->dri2
->base
.version
>= 3) {
1550 dri2_ctx
->dri_context
=
1551 dri2_dpy
->dri2
->createContextAttribs(dri2_dpy
->dri_screen
,
1559 dri2_create_context_attribs_error(error
);
1561 dri2_ctx
->dri_context
=
1562 dri2_dpy
->dri2
->createNewContextForAPI(dri2_dpy
->dri_screen
,
1569 assert(dri2_dpy
->swrast
);
1570 if (dri2_dpy
->swrast
->base
.version
>= 3) {
1571 dri2_ctx
->dri_context
=
1572 dri2_dpy
->swrast
->createContextAttribs(dri2_dpy
->dri_screen
,
1580 dri2_create_context_attribs_error(error
);
1582 dri2_ctx
->dri_context
=
1583 dri2_dpy
->swrast
->createNewContextForAPI(dri2_dpy
->dri_screen
,
1591 if (!dri2_ctx
->dri_context
)
1594 return &dri2_ctx
->base
;
1602 * Called via eglDestroyContext(), drv->API.DestroyContext().
1605 dri2_destroy_context(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLContext
*ctx
)
1607 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
1608 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1610 if (_eglPutContext(ctx
)) {
1611 dri2_dpy
->core
->destroyContext(dri2_ctx
->dri_context
);
1619 dri2_init_surface(_EGLSurface
*surf
, _EGLDisplay
*disp
, EGLint type
,
1620 _EGLConfig
*conf
, const EGLint
*attrib_list
,
1621 EGLBoolean enable_out_fence
, void *native_surface
)
1623 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surf
);
1624 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1626 dri2_surf
->out_fence_fd
= -1;
1627 dri2_surf
->enable_out_fence
= false;
1628 if (dri2_dpy
->fence
&& dri2_dpy
->fence
->base
.version
>= 2 &&
1629 dri2_dpy
->fence
->get_capabilities
&&
1630 (dri2_dpy
->fence
->get_capabilities(dri2_dpy
->dri_screen
) &
1631 __DRI_FENCE_CAP_NATIVE_FD
)) {
1632 dri2_surf
->enable_out_fence
= enable_out_fence
;
1635 return _eglInitSurface(surf
, disp
, type
, conf
, attrib_list
, native_surface
);
1639 dri2_surface_set_out_fence_fd( _EGLSurface
*surf
, int fence_fd
)
1641 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surf
);
1643 if (dri2_surf
->out_fence_fd
>= 0)
1644 close(dri2_surf
->out_fence_fd
);
1646 dri2_surf
->out_fence_fd
= fence_fd
;
1650 dri2_fini_surface(_EGLSurface
*surf
)
1652 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surf
);
1654 dri2_surface_set_out_fence_fd(surf
, -1);
1655 dri2_surf
->enable_out_fence
= false;
1659 dri2_destroy_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*surf
)
1661 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1663 if (!_eglPutSurface(surf
))
1666 return dri2_dpy
->vtbl
->destroy_surface(drv
, disp
, surf
);
1670 dri2_surf_update_fence_fd(_EGLContext
*ctx
,
1671 _EGLDisplay
*disp
, _EGLSurface
*surf
)
1673 __DRIcontext
*dri_ctx
= dri2_egl_context(ctx
)->dri_context
;
1674 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1675 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surf
);
1679 if (!dri2_surf
->enable_out_fence
)
1682 fence
= dri2_dpy
->fence
->create_fence_fd(dri_ctx
, -1);
1684 fence_fd
= dri2_dpy
->fence
->get_fence_fd(dri2_dpy
->dri_screen
,
1686 dri2_dpy
->fence
->destroy_fence(dri2_dpy
->dri_screen
, fence
);
1688 dri2_surface_set_out_fence_fd(surf
, fence_fd
);
1692 dri2_create_drawable(struct dri2_egl_display
*dri2_dpy
,
1693 const __DRIconfig
*config
,
1694 struct dri2_egl_surface
*dri2_surf
,
1695 void *loaderPrivate
)
1697 __DRIcreateNewDrawableFunc createNewDrawable
;
1699 if (dri2_dpy
->image_driver
)
1700 createNewDrawable
= dri2_dpy
->image_driver
->createNewDrawable
;
1701 else if (dri2_dpy
->dri2
)
1702 createNewDrawable
= dri2_dpy
->dri2
->createNewDrawable
;
1703 else if (dri2_dpy
->swrast
)
1704 createNewDrawable
= dri2_dpy
->swrast
->createNewDrawable
;
1706 return _eglError(EGL_BAD_ALLOC
, "no createNewDrawable");
1708 dri2_surf
->dri_drawable
= createNewDrawable(dri2_dpy
->dri_screen
,
1709 config
, loaderPrivate
);
1710 if (dri2_surf
->dri_drawable
== NULL
)
1711 return _eglError(EGL_BAD_ALLOC
, "createNewDrawable");
1717 * Called via eglMakeCurrent(), drv->API.MakeCurrent().
1720 dri2_make_current(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*dsurf
,
1721 _EGLSurface
*rsurf
, _EGLContext
*ctx
)
1723 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1724 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
1725 _EGLDisplay
*old_disp
= NULL
;
1726 struct dri2_egl_display
*old_dri2_dpy
= NULL
;
1727 _EGLContext
*old_ctx
;
1728 _EGLSurface
*old_dsurf
, *old_rsurf
;
1729 _EGLSurface
*tmp_dsurf
, *tmp_rsurf
;
1730 __DRIdrawable
*ddraw
, *rdraw
;
1735 return _eglError(EGL_NOT_INITIALIZED
, "eglMakeCurrent");
1737 /* make new bindings */
1738 if (!_eglBindContext(ctx
, dsurf
, rsurf
, &old_ctx
, &old_dsurf
, &old_rsurf
)) {
1739 /* _eglBindContext already sets the EGL error (in _eglCheckMakeCurrent) */
1744 old_disp
= old_ctx
->Resource
.Display
;
1745 old_dri2_dpy
= dri2_egl_display(old_disp
);
1748 /* flush before context switch */
1752 ddraw
= (dsurf
) ? dri2_dpy
->vtbl
->get_dri_drawable(dsurf
) : NULL
;
1753 rdraw
= (rsurf
) ? dri2_dpy
->vtbl
->get_dri_drawable(rsurf
) : NULL
;
1754 cctx
= (dri2_ctx
) ? dri2_ctx
->dri_context
: NULL
;
1757 __DRIcontext
*old_cctx
= dri2_egl_context(old_ctx
)->dri_context
;
1760 dri2_surf_update_fence_fd(old_ctx
, disp
, old_dsurf
);
1762 /* Disable shared buffer mode */
1763 if (old_dsurf
&& _eglSurfaceInSharedBufferMode(old_dsurf
) &&
1764 old_dri2_dpy
->vtbl
->set_shared_buffer_mode
) {
1765 old_dri2_dpy
->vtbl
->set_shared_buffer_mode(old_disp
, old_dsurf
, false);
1768 dri2_dpy
->core
->unbindContext(old_cctx
);
1771 unbind
= (cctx
== NULL
&& ddraw
== NULL
&& rdraw
== NULL
);
1773 if (!unbind
&& !dri2_dpy
->core
->bindContext(cctx
, ddraw
, rdraw
)) {
1774 /* undo the previous _eglBindContext */
1775 _eglBindContext(old_ctx
, old_dsurf
, old_rsurf
, &ctx
, &tmp_dsurf
, &tmp_rsurf
);
1776 assert(&dri2_ctx
->base
== ctx
&&
1777 tmp_dsurf
== dsurf
&&
1778 tmp_rsurf
== rsurf
);
1780 if (old_dsurf
&& _eglSurfaceInSharedBufferMode(old_dsurf
) &&
1781 old_dri2_dpy
->vtbl
->set_shared_buffer_mode
) {
1782 old_dri2_dpy
->vtbl
->set_shared_buffer_mode(old_disp
, old_dsurf
, true);
1785 _eglPutSurface(dsurf
);
1786 _eglPutSurface(rsurf
);
1787 _eglPutContext(ctx
);
1789 _eglPutSurface(old_dsurf
);
1790 _eglPutSurface(old_rsurf
);
1791 _eglPutContext(old_ctx
);
1793 /* dri2_dpy->core->bindContext failed. We cannot tell for sure why, but
1794 * setting the error to EGL_BAD_MATCH is surely better than leaving it
1797 return _eglError(EGL_BAD_MATCH
, "eglMakeCurrent");
1800 dri2_destroy_surface(drv
, disp
, old_dsurf
);
1801 dri2_destroy_surface(drv
, disp
, old_rsurf
);
1804 dri2_dpy
->ref_count
++;
1807 dri2_destroy_context(drv
, disp
, old_ctx
);
1808 dri2_display_release(old_disp
);
1811 if (dsurf
&& _eglSurfaceHasMutableRenderBuffer(dsurf
) &&
1812 dri2_dpy
->vtbl
->set_shared_buffer_mode
) {
1813 /* Always update the shared buffer mode. This is obviously needed when
1814 * the active EGL_RENDER_BUFFER is EGL_SINGLE_BUFFER. When
1815 * EGL_RENDER_BUFFER is EGL_BACK_BUFFER, the update protects us in the
1816 * case where external non-EGL API may have changed window's shared
1817 * buffer mode since we last saw it.
1819 bool mode
= (dsurf
->ActiveRenderBuffer
== EGL_SINGLE_BUFFER
);
1820 dri2_dpy
->vtbl
->set_shared_buffer_mode(disp
, dsurf
, mode
);
1827 dri2_surface_get_dri_drawable(_EGLSurface
*surf
)
1829 struct dri2_egl_surface
*dri2_surf
= dri2_egl_surface(surf
);
1831 return dri2_surf
->dri_drawable
;
1835 * Called from eglGetProcAddress() via drv->API.GetProcAddress().
1838 dri2_get_proc_address(_EGLDriver
*drv
, const char *procname
)
1840 return _glapi_get_proc_address(procname
);
1844 dri2_create_window_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
,
1845 _EGLConfig
*conf
, void *native_window
,
1846 const EGLint
*attrib_list
)
1848 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1849 return dri2_dpy
->vtbl
->create_window_surface(drv
, disp
, conf
, native_window
,
1854 dri2_create_pixmap_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
,
1855 _EGLConfig
*conf
, void *native_pixmap
,
1856 const EGLint
*attrib_list
)
1858 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1859 return dri2_dpy
->vtbl
->create_pixmap_surface(drv
, disp
, conf
, native_pixmap
,
1864 dri2_create_pbuffer_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
,
1865 _EGLConfig
*conf
, const EGLint
*attrib_list
)
1867 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1868 return dri2_dpy
->vtbl
->create_pbuffer_surface(drv
, disp
, conf
, attrib_list
);
1872 dri2_swap_interval(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*surf
,
1875 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1876 if (!dri2_dpy
->vtbl
->swap_interval
)
1878 return dri2_dpy
->vtbl
->swap_interval(drv
, disp
, surf
, interval
);
1882 * Asks the client API to flush any rendering to the drawable so that we can
1883 * do our swapbuffers.
1886 dri2_flush_drawable_for_swapbuffers(_EGLDisplay
*disp
, _EGLSurface
*draw
)
1888 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1889 __DRIdrawable
*dri_drawable
= dri2_dpy
->vtbl
->get_dri_drawable(draw
);
1891 if (dri2_dpy
->flush
) {
1892 if (dri2_dpy
->flush
->base
.version
>= 4) {
1893 /* We know there's a current context because:
1895 * "If surface is not bound to the calling thread’s current
1896 * context, an EGL_BAD_SURFACE error is generated."
1898 _EGLContext
*ctx
= _eglGetCurrentContext();
1899 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
1901 /* From the EGL 1.4 spec (page 52):
1903 * "The contents of ancillary buffers are always undefined
1904 * after calling eglSwapBuffers."
1906 dri2_dpy
->flush
->flush_with_flags(dri2_ctx
->dri_context
,
1908 __DRI2_FLUSH_DRAWABLE
|
1909 __DRI2_FLUSH_INVALIDATE_ANCILLARY
,
1910 __DRI2_THROTTLE_SWAPBUFFER
);
1912 dri2_dpy
->flush
->flush(dri_drawable
);
1918 dri2_swap_buffers(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*surf
)
1920 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1921 __DRIdrawable
*dri_drawable
= dri2_dpy
->vtbl
->get_dri_drawable(surf
);
1922 _EGLContext
*ctx
= _eglGetCurrentContext();
1926 dri2_surf_update_fence_fd(ctx
, disp
, surf
);
1927 ret
= dri2_dpy
->vtbl
->swap_buffers(drv
, disp
, surf
);
1929 /* SwapBuffers marks the end of the frame; reset the damage region for
1930 * use again next time.
1932 if (ret
&& dri2_dpy
->buffer_damage
&&
1933 dri2_dpy
->buffer_damage
->set_damage_region
)
1934 dri2_dpy
->buffer_damage
->set_damage_region(dri_drawable
, 0, NULL
);
1940 dri2_swap_buffers_with_damage(_EGLDriver
*drv
, _EGLDisplay
*disp
,
1942 const EGLint
*rects
, EGLint n_rects
)
1944 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1945 __DRIdrawable
*dri_drawable
= dri2_dpy
->vtbl
->get_dri_drawable(surf
);
1946 _EGLContext
*ctx
= _eglGetCurrentContext();
1950 dri2_surf_update_fence_fd(ctx
, disp
, surf
);
1951 ret
= dri2_dpy
->vtbl
->swap_buffers_with_damage(drv
, disp
, surf
,
1954 /* SwapBuffers marks the end of the frame; reset the damage region for
1955 * use again next time.
1957 if (ret
&& dri2_dpy
->buffer_damage
&&
1958 dri2_dpy
->buffer_damage
->set_damage_region
)
1959 dri2_dpy
->buffer_damage
->set_damage_region(dri_drawable
, 0, NULL
);
1965 dri2_swap_buffers_region(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*surf
,
1966 EGLint numRects
, const EGLint
*rects
)
1968 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1969 __DRIdrawable
*dri_drawable
= dri2_dpy
->vtbl
->get_dri_drawable(surf
);
1972 ret
= dri2_dpy
->vtbl
->swap_buffers_region(drv
, disp
, surf
, numRects
, rects
);
1974 /* SwapBuffers marks the end of the frame; reset the damage region for
1975 * use again next time.
1977 if (ret
&& dri2_dpy
->buffer_damage
&&
1978 dri2_dpy
->buffer_damage
->set_damage_region
)
1979 dri2_dpy
->buffer_damage
->set_damage_region(dri_drawable
, 0, NULL
);
1985 dri2_set_damage_region(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*surf
,
1986 EGLint
*rects
, EGLint n_rects
)
1988 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
1989 __DRIdrawable
*drawable
= dri2_dpy
->vtbl
->get_dri_drawable(surf
);
1991 if (!dri2_dpy
->buffer_damage
|| !dri2_dpy
->buffer_damage
->set_damage_region
)
1994 dri2_dpy
->buffer_damage
->set_damage_region(drawable
, n_rects
, rects
);
1999 dri2_post_sub_buffer(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*surf
,
2000 EGLint x
, EGLint y
, EGLint width
, EGLint height
)
2002 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2003 return dri2_dpy
->vtbl
->post_sub_buffer(drv
, disp
, surf
, x
, y
, width
, height
);
2007 dri2_copy_buffers(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*surf
,
2008 void *native_pixmap_target
)
2010 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2011 return dri2_dpy
->vtbl
->copy_buffers(drv
, disp
, surf
, native_pixmap_target
);
2015 dri2_query_buffer_age(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*surf
)
2017 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2018 return dri2_dpy
->vtbl
->query_buffer_age(drv
, disp
, surf
);
2022 dri2_wait_client(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLContext
*ctx
)
2024 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2025 _EGLSurface
*surf
= ctx
->DrawSurface
;
2026 __DRIdrawable
*dri_drawable
= dri2_dpy
->vtbl
->get_dri_drawable(surf
);
2030 /* FIXME: If EGL allows frontbuffer rendering for window surfaces,
2031 * we need to copy fake to real here.*/
2033 if (dri2_dpy
->flush
!= NULL
)
2034 dri2_dpy
->flush
->flush(dri_drawable
);
2040 dri2_wait_native(_EGLDriver
*drv
, _EGLDisplay
*disp
, EGLint engine
)
2045 if (engine
!= EGL_CORE_NATIVE_ENGINE
)
2046 return _eglError(EGL_BAD_PARAMETER
, "eglWaitNative");
2053 dri2_bind_tex_image(_EGLDriver
*drv
,
2054 _EGLDisplay
*disp
, _EGLSurface
*surf
, EGLint buffer
)
2056 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2057 struct dri2_egl_context
*dri2_ctx
;
2059 GLint format
, target
;
2060 __DRIdrawable
*dri_drawable
= dri2_dpy
->vtbl
->get_dri_drawable(surf
);
2062 ctx
= _eglGetCurrentContext();
2063 dri2_ctx
= dri2_egl_context(ctx
);
2065 if (!_eglBindTexImage(drv
, disp
, surf
, buffer
))
2068 switch (surf
->TextureFormat
) {
2069 case EGL_TEXTURE_RGB
:
2070 format
= __DRI_TEXTURE_FORMAT_RGB
;
2072 case EGL_TEXTURE_RGBA
:
2073 format
= __DRI_TEXTURE_FORMAT_RGBA
;
2076 assert(!"Unexpected texture format in dri2_bind_tex_image()");
2077 format
= __DRI_TEXTURE_FORMAT_RGBA
;
2080 switch (surf
->TextureTarget
) {
2081 case EGL_TEXTURE_2D
:
2082 target
= GL_TEXTURE_2D
;
2085 target
= GL_TEXTURE_2D
;
2086 assert(!"Unexpected texture target in dri2_bind_tex_image()");
2089 dri2_dpy
->tex_buffer
->setTexBuffer2(dri2_ctx
->dri_context
,
2097 dri2_release_tex_image(_EGLDriver
*drv
,
2098 _EGLDisplay
*disp
, _EGLSurface
*surf
, EGLint buffer
)
2100 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2101 struct dri2_egl_context
*dri2_ctx
;
2104 __DRIdrawable
*dri_drawable
= dri2_dpy
->vtbl
->get_dri_drawable(surf
);
2106 ctx
= _eglGetCurrentContext();
2107 dri2_ctx
= dri2_egl_context(ctx
);
2109 if (!_eglReleaseTexImage(drv
, disp
, surf
, buffer
))
2112 switch (surf
->TextureTarget
) {
2113 case EGL_TEXTURE_2D
:
2114 target
= GL_TEXTURE_2D
;
2117 assert(!"missing texture target");
2120 if (dri2_dpy
->tex_buffer
->base
.version
>= 3 &&
2121 dri2_dpy
->tex_buffer
->releaseTexBuffer
!= NULL
) {
2122 dri2_dpy
->tex_buffer
->releaseTexBuffer(dri2_ctx
->dri_context
,
2123 target
, dri_drawable
);
2130 dri2_create_image(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLContext
*ctx
,
2131 EGLenum target
, EGLClientBuffer buffer
,
2132 const EGLint
*attr_list
)
2134 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2135 return dri2_dpy
->vtbl
->create_image(drv
, disp
, ctx
, target
, buffer
,
2140 dri2_create_image_from_dri(_EGLDisplay
*disp
, __DRIimage
*dri_image
)
2142 struct dri2_egl_image
*dri2_img
;
2144 if (dri_image
== NULL
) {
2145 _eglError(EGL_BAD_ALLOC
, "dri2_create_image");
2149 dri2_img
= malloc(sizeof *dri2_img
);
2151 _eglError(EGL_BAD_ALLOC
, "dri2_create_image");
2155 _eglInitImage(&dri2_img
->base
, disp
);
2157 dri2_img
->dri_image
= dri_image
;
2159 return &dri2_img
->base
;
2163 * Translate a DRI Image extension error code into an EGL error code.
2166 egl_error_from_dri_image_error(int dri_error
)
2168 switch (dri_error
) {
2169 case __DRI_IMAGE_ERROR_SUCCESS
:
2171 case __DRI_IMAGE_ERROR_BAD_ALLOC
:
2172 return EGL_BAD_ALLOC
;
2173 case __DRI_IMAGE_ERROR_BAD_MATCH
:
2174 return EGL_BAD_MATCH
;
2175 case __DRI_IMAGE_ERROR_BAD_PARAMETER
:
2176 return EGL_BAD_PARAMETER
;
2177 case __DRI_IMAGE_ERROR_BAD_ACCESS
:
2178 return EGL_BAD_ACCESS
;
2180 assert(!"unknown dri_error code");
2181 return EGL_BAD_ALLOC
;
2186 dri2_create_image_khr_renderbuffer(_EGLDisplay
*disp
, _EGLContext
*ctx
,
2187 EGLClientBuffer buffer
,
2188 const EGLint
*attr_list
)
2190 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2191 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
2192 GLuint renderbuffer
= (GLuint
) (uintptr_t) buffer
;
2193 __DRIimage
*dri_image
;
2195 if (renderbuffer
== 0) {
2196 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_khr");
2197 return EGL_NO_IMAGE_KHR
;
2200 if (!disp
->Extensions
.KHR_gl_renderbuffer_image
) {
2201 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_khr");
2202 return EGL_NO_IMAGE_KHR
;
2205 if (dri2_dpy
->image
->base
.version
>= 17 &&
2206 dri2_dpy
->image
->createImageFromRenderbuffer2
) {
2207 unsigned error
= ~0;
2209 dri_image
= dri2_dpy
->image
->createImageFromRenderbuffer2(
2210 dri2_ctx
->dri_context
, renderbuffer
, NULL
, &error
);
2212 assert(!!dri_image
== (error
== __DRI_IMAGE_ERROR_SUCCESS
));
2215 _eglError(egl_error_from_dri_image_error(error
), "dri2_create_image_khr");
2216 return EGL_NO_IMAGE_KHR
;
2219 dri_image
= dri2_dpy
->image
->createImageFromRenderbuffer(
2220 dri2_ctx
->dri_context
, renderbuffer
, NULL
);
2222 _eglError(EGL_BAD_ALLOC
, "dri2_create_image_khr");
2223 return EGL_NO_IMAGE_KHR
;
2227 return dri2_create_image_from_dri(disp
, dri_image
);
2230 #ifdef HAVE_WAYLAND_PLATFORM
2232 /* This structure describes how a wl_buffer maps to one or more
2233 * __DRIimages. A wl_drm_buffer stores the wl_drm format code and the
2234 * offsets and strides of the planes in the buffer. This table maps a
2235 * wl_drm format code to a description of the planes in the buffer
2236 * that lets us create a __DRIimage for each of the planes. */
2238 static const struct wl_drm_components_descriptor
{
2239 uint32_t dri_components
;
2242 } wl_drm_components
[] = {
2243 { __DRI_IMAGE_COMPONENTS_RGB
, EGL_TEXTURE_RGB
, 1 },
2244 { __DRI_IMAGE_COMPONENTS_RGBA
, EGL_TEXTURE_RGBA
, 1 },
2245 { __DRI_IMAGE_COMPONENTS_Y_U_V
, EGL_TEXTURE_Y_U_V_WL
, 3 },
2246 { __DRI_IMAGE_COMPONENTS_Y_UV
, EGL_TEXTURE_Y_UV_WL
, 2 },
2247 { __DRI_IMAGE_COMPONENTS_Y_XUXV
, EGL_TEXTURE_Y_XUXV_WL
, 2 },
2251 dri2_create_image_wayland_wl_buffer(_EGLDisplay
*disp
, _EGLContext
*ctx
,
2252 EGLClientBuffer _buffer
,
2253 const EGLint
*attr_list
)
2255 struct wl_drm_buffer
*buffer
;
2256 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2257 const struct wl_drm_components_descriptor
*f
;
2258 __DRIimage
*dri_image
;
2259 _EGLImageAttribs attrs
;
2262 buffer
= wayland_drm_buffer_get(dri2_dpy
->wl_server_drm
,
2263 (struct wl_resource
*) _buffer
);
2267 if (!_eglParseImageAttribList(&attrs
, disp
, attr_list
))
2270 plane
= attrs
.PlaneWL
;
2271 f
= buffer
->driver_format
;
2272 if (plane
< 0 || plane
>= f
->nplanes
) {
2273 _eglError(EGL_BAD_PARAMETER
,
2274 "dri2_create_image_wayland_wl_buffer (plane out of bounds)");
2278 dri_image
= dri2_dpy
->image
->fromPlanar(buffer
->driver_buffer
, plane
, NULL
);
2279 if (dri_image
== NULL
&& plane
== 0)
2280 dri_image
= dri2_dpy
->image
->dupImage(buffer
->driver_buffer
, NULL
);
2281 if (dri_image
== NULL
) {
2282 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_wayland_wl_buffer");
2286 return dri2_create_image_from_dri(disp
, dri_image
);
2291 dri2_get_sync_values_chromium(_EGLDisplay
*disp
, _EGLSurface
*surf
,
2292 EGLuint64KHR
*ust
, EGLuint64KHR
*msc
,
2295 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2296 return dri2_dpy
->vtbl
->get_sync_values(disp
, surf
, ust
, msc
, sbc
);
2300 * Set the error code after a call to
2301 * dri2_egl_image::dri_image::createImageFromTexture.
2304 dri2_create_image_khr_texture_error(int dri_error
)
2306 EGLint egl_error
= egl_error_from_dri_image_error(dri_error
);
2308 if (egl_error
!= EGL_SUCCESS
)
2309 _eglError(egl_error
, "dri2_create_image_khr_texture");
2313 dri2_create_image_khr_texture(_EGLDisplay
*disp
, _EGLContext
*ctx
,
2315 EGLClientBuffer buffer
,
2316 const EGLint
*attr_list
)
2318 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2319 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
2320 struct dri2_egl_image
*dri2_img
;
2321 GLuint texture
= (GLuint
) (uintptr_t) buffer
;
2322 _EGLImageAttribs attrs
;
2328 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_khr");
2329 return EGL_NO_IMAGE_KHR
;
2332 if (!_eglParseImageAttribList(&attrs
, disp
, attr_list
))
2333 return EGL_NO_IMAGE_KHR
;
2336 case EGL_GL_TEXTURE_2D_KHR
:
2337 if (!disp
->Extensions
.KHR_gl_texture_2D_image
) {
2338 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_khr");
2339 return EGL_NO_IMAGE_KHR
;
2342 gl_target
= GL_TEXTURE_2D
;
2344 case EGL_GL_TEXTURE_3D_KHR
:
2345 if (!disp
->Extensions
.KHR_gl_texture_3D_image
) {
2346 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_khr");
2347 return EGL_NO_IMAGE_KHR
;
2350 depth
= attrs
.GLTextureZOffset
;
2351 gl_target
= GL_TEXTURE_3D
;
2353 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_X_KHR
:
2354 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_X_KHR
:
2355 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_Y_KHR
:
2356 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_Y_KHR
:
2357 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_Z_KHR
:
2358 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_KHR
:
2359 if (!disp
->Extensions
.KHR_gl_texture_cubemap_image
) {
2360 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_khr");
2361 return EGL_NO_IMAGE_KHR
;
2364 depth
= target
- EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_X_KHR
;
2365 gl_target
= GL_TEXTURE_CUBE_MAP
;
2368 unreachable("Unexpected target in dri2_create_image_khr_texture()");
2369 return EGL_NO_IMAGE_KHR
;
2372 dri2_img
= malloc(sizeof *dri2_img
);
2374 _eglError(EGL_BAD_ALLOC
, "dri2_create_image_khr");
2375 return EGL_NO_IMAGE_KHR
;
2378 _eglInitImage(&dri2_img
->base
, disp
);
2380 dri2_img
->dri_image
=
2381 dri2_dpy
->image
->createImageFromTexture(dri2_ctx
->dri_context
,
2385 attrs
.GLTextureLevel
,
2388 dri2_create_image_khr_texture_error(error
);
2390 if (!dri2_img
->dri_image
) {
2392 return EGL_NO_IMAGE_KHR
;
2394 return &dri2_img
->base
;
2398 dri2_query_surface(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSurface
*surf
,
2399 EGLint attribute
, EGLint
*value
)
2401 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2402 if (!dri2_dpy
->vtbl
->query_surface
)
2403 return _eglQuerySurface(drv
, disp
, surf
, attribute
, value
);
2404 return dri2_dpy
->vtbl
->query_surface(drv
, disp
, surf
, attribute
, value
);
2407 static struct wl_buffer
*
2408 dri2_create_wayland_buffer_from_image(_EGLDriver
*drv
, _EGLDisplay
*disp
,
2411 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2412 return dri2_dpy
->vtbl
->create_wayland_buffer_from_image(drv
, disp
, img
);
2417 dri2_create_image_mesa_drm_buffer(_EGLDisplay
*disp
, _EGLContext
*ctx
,
2418 EGLClientBuffer buffer
, const EGLint
*attr_list
)
2420 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2421 EGLint format
, name
, pitch
;
2422 _EGLImageAttribs attrs
;
2423 __DRIimage
*dri_image
;
2425 name
= (EGLint
) (uintptr_t) buffer
;
2427 if (!_eglParseImageAttribList(&attrs
, disp
, attr_list
))
2430 if (attrs
.Width
<= 0 || attrs
.Height
<= 0 ||
2431 attrs
.DRMBufferStrideMESA
<= 0) {
2432 _eglError(EGL_BAD_PARAMETER
,
2433 "bad width, height or stride");
2437 switch (attrs
.DRMBufferFormatMESA
) {
2438 case EGL_DRM_BUFFER_FORMAT_ARGB32_MESA
:
2439 format
= __DRI_IMAGE_FORMAT_ARGB8888
;
2440 pitch
= attrs
.DRMBufferStrideMESA
;
2443 _eglError(EGL_BAD_PARAMETER
,
2444 "dri2_create_image_khr: unsupported pixmap depth");
2449 dri2_dpy
->image
->createImageFromName(dri2_dpy
->dri_screen
,
2457 return dri2_create_image_from_dri(disp
, dri_image
);
2461 dri2_check_dma_buf_attribs(const _EGLImageAttribs
*attrs
)
2466 * "Required attributes and their values are as follows:
2468 * * EGL_WIDTH & EGL_HEIGHT: The logical dimensions of the buffer in pixels
2470 * * EGL_LINUX_DRM_FOURCC_EXT: The pixel format of the buffer, as specified
2471 * by drm_fourcc.h and used as the pixel_format parameter of the
2472 * drm_mode_fb_cmd2 ioctl."
2476 * "* If <target> is EGL_LINUX_DMA_BUF_EXT, and the list of attributes is
2477 * incomplete, EGL_BAD_PARAMETER is generated."
2479 if (attrs
->Width
<= 0 || attrs
->Height
<= 0 ||
2480 !attrs
->DMABufFourCC
.IsPresent
)
2481 return _eglError(EGL_BAD_PARAMETER
, "attribute(s) missing");
2486 * "If <target> is EGL_LINUX_DMA_BUF_EXT and one or more of the values
2487 * specified for a plane's pitch or offset isn't supported by EGL,
2488 * EGL_BAD_ACCESS is generated."
2490 for (unsigned i
= 0; i
< ARRAY_SIZE(attrs
->DMABufPlanePitches
); ++i
) {
2491 if (attrs
->DMABufPlanePitches
[i
].IsPresent
&&
2492 attrs
->DMABufPlanePitches
[i
].Value
<= 0)
2493 return _eglError(EGL_BAD_ACCESS
, "invalid pitch");
2497 * If <target> is EGL_LINUX_DMA_BUF_EXT, both or neither of the following
2498 * attribute values may be given.
2500 * This is referring to EGL_DMA_BUF_PLANE0_MODIFIER_LO_EXT and
2501 * EGL_DMA_BUF_PLANE0_MODIFIER_HI_EXT, and the same for other planes.
2503 for (unsigned i
= 0; i
< DMA_BUF_MAX_PLANES
; ++i
) {
2504 if (attrs
->DMABufPlaneModifiersLo
[i
].IsPresent
!=
2505 attrs
->DMABufPlaneModifiersHi
[i
].IsPresent
)
2506 return _eglError(EGL_BAD_PARAMETER
, "modifier attribute lo or hi missing");
2509 /* Although the EGL_EXT_image_dma_buf_import_modifiers spec doesn't
2510 * mandate it, we only accept the same modifier across all planes. */
2511 for (unsigned i
= 1; i
< DMA_BUF_MAX_PLANES
; ++i
) {
2512 if (attrs
->DMABufPlaneFds
[i
].IsPresent
) {
2513 if ((attrs
->DMABufPlaneModifiersLo
[0].IsPresent
!=
2514 attrs
->DMABufPlaneModifiersLo
[i
].IsPresent
) ||
2515 (attrs
->DMABufPlaneModifiersLo
[0].Value
!=
2516 attrs
->DMABufPlaneModifiersLo
[i
].Value
) ||
2517 (attrs
->DMABufPlaneModifiersHi
[0].Value
!=
2518 attrs
->DMABufPlaneModifiersHi
[i
].Value
))
2519 return _eglError(EGL_BAD_PARAMETER
, "modifier attributes not equal");
2526 /* Returns the total number of planes for the format or zero if it isn't a
2527 * valid fourcc format.
2530 dri2_num_fourcc_format_planes(EGLint format
)
2534 case DRM_FORMAT_RG88
:
2535 case DRM_FORMAT_GR88
:
2536 case DRM_FORMAT_R16
:
2537 case DRM_FORMAT_GR1616
:
2538 case DRM_FORMAT_RGB332
:
2539 case DRM_FORMAT_BGR233
:
2540 case DRM_FORMAT_XRGB4444
:
2541 case DRM_FORMAT_XBGR4444
:
2542 case DRM_FORMAT_RGBX4444
:
2543 case DRM_FORMAT_BGRX4444
:
2544 case DRM_FORMAT_ARGB4444
:
2545 case DRM_FORMAT_ABGR4444
:
2546 case DRM_FORMAT_RGBA4444
:
2547 case DRM_FORMAT_BGRA4444
:
2548 case DRM_FORMAT_XRGB1555
:
2549 case DRM_FORMAT_XBGR1555
:
2550 case DRM_FORMAT_RGBX5551
:
2551 case DRM_FORMAT_BGRX5551
:
2552 case DRM_FORMAT_ARGB1555
:
2553 case DRM_FORMAT_ABGR1555
:
2554 case DRM_FORMAT_RGBA5551
:
2555 case DRM_FORMAT_BGRA5551
:
2556 case DRM_FORMAT_RGB565
:
2557 case DRM_FORMAT_BGR565
:
2558 case DRM_FORMAT_RGB888
:
2559 case DRM_FORMAT_BGR888
:
2560 case DRM_FORMAT_XRGB8888
:
2561 case DRM_FORMAT_XBGR8888
:
2562 case DRM_FORMAT_RGBX8888
:
2563 case DRM_FORMAT_BGRX8888
:
2564 case DRM_FORMAT_ARGB8888
:
2565 case DRM_FORMAT_ABGR8888
:
2566 case DRM_FORMAT_RGBA8888
:
2567 case DRM_FORMAT_BGRA8888
:
2568 case DRM_FORMAT_XRGB2101010
:
2569 case DRM_FORMAT_XBGR2101010
:
2570 case DRM_FORMAT_RGBX1010102
:
2571 case DRM_FORMAT_BGRX1010102
:
2572 case DRM_FORMAT_ARGB2101010
:
2573 case DRM_FORMAT_ABGR2101010
:
2574 case DRM_FORMAT_RGBA1010102
:
2575 case DRM_FORMAT_BGRA1010102
:
2576 case DRM_FORMAT_XBGR16161616F
:
2577 case DRM_FORMAT_ABGR16161616F
:
2578 case DRM_FORMAT_YUYV
:
2579 case DRM_FORMAT_YVYU
:
2580 case DRM_FORMAT_UYVY
:
2581 case DRM_FORMAT_VYUY
:
2582 case DRM_FORMAT_AYUV
:
2583 case DRM_FORMAT_XYUV8888
:
2586 case DRM_FORMAT_NV12
:
2587 case DRM_FORMAT_NV21
:
2588 case DRM_FORMAT_NV16
:
2589 case DRM_FORMAT_NV61
:
2590 case DRM_FORMAT_P010
:
2591 case DRM_FORMAT_P012
:
2592 case DRM_FORMAT_P016
:
2595 case DRM_FORMAT_YUV410
:
2596 case DRM_FORMAT_YVU410
:
2597 case DRM_FORMAT_YUV411
:
2598 case DRM_FORMAT_YVU411
:
2599 case DRM_FORMAT_YUV420
:
2600 case DRM_FORMAT_YVU420
:
2601 case DRM_FORMAT_YUV422
:
2602 case DRM_FORMAT_YVU422
:
2603 case DRM_FORMAT_YUV444
:
2604 case DRM_FORMAT_YVU444
:
2612 /* Returns the total number of file descriptors. Zero indicates an error. */
2614 dri2_check_dma_buf_format(const _EGLImageAttribs
*attrs
)
2616 unsigned plane_n
= dri2_num_fourcc_format_planes(attrs
->DMABufFourCC
.Value
);
2618 _eglError(EGL_BAD_MATCH
, "unknown drm fourcc format");
2622 for (unsigned i
= plane_n
; i
< DMA_BUF_MAX_PLANES
; i
++) {
2624 * The modifiers extension spec says:
2626 * "Modifiers may modify any attribute of a buffer import, including
2627 * but not limited to adding extra planes to a format which
2628 * otherwise does not have those planes. As an example, a modifier
2629 * may add a plane for an external compression buffer to a
2630 * single-plane format. The exact meaning and effect of any
2631 * modifier is canonically defined by drm_fourcc.h, not as part of
2634 if (attrs
->DMABufPlaneModifiersLo
[i
].IsPresent
&&
2635 attrs
->DMABufPlaneModifiersHi
[i
].IsPresent
) {
2643 * "* If <target> is EGL_LINUX_DMA_BUF_EXT, and the list of attributes is
2644 * incomplete, EGL_BAD_PARAMETER is generated."
2646 for (unsigned i
= 0; i
< plane_n
; ++i
) {
2647 if (!attrs
->DMABufPlaneFds
[i
].IsPresent
||
2648 !attrs
->DMABufPlaneOffsets
[i
].IsPresent
||
2649 !attrs
->DMABufPlanePitches
[i
].IsPresent
) {
2650 _eglError(EGL_BAD_PARAMETER
, "plane attribute(s) missing");
2656 * The spec also says:
2658 * "If <target> is EGL_LINUX_DMA_BUF_EXT, and the EGL_LINUX_DRM_FOURCC_EXT
2659 * attribute indicates a single-plane format, EGL_BAD_ATTRIBUTE is
2660 * generated if any of the EGL_DMA_BUF_PLANE1_* or EGL_DMA_BUF_PLANE2_*
2661 * or EGL_DMA_BUF_PLANE3_* attributes are specified."
2663 for (unsigned i
= plane_n
; i
< DMA_BUF_MAX_PLANES
; ++i
) {
2664 if (attrs
->DMABufPlaneFds
[i
].IsPresent
||
2665 attrs
->DMABufPlaneOffsets
[i
].IsPresent
||
2666 attrs
->DMABufPlanePitches
[i
].IsPresent
) {
2667 _eglError(EGL_BAD_ATTRIBUTE
, "too many plane attributes");
2676 dri2_query_dma_buf_formats(_EGLDriver
*drv
, _EGLDisplay
*disp
,
2677 EGLint max
, EGLint
*formats
, EGLint
*count
)
2679 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2680 if (max
< 0 || (max
> 0 && formats
== NULL
))
2681 return _eglError(EGL_BAD_PARAMETER
, "invalid value for max count of formats");
2683 if (dri2_dpy
->image
->base
.version
< 15 ||
2684 dri2_dpy
->image
->queryDmaBufFormats
== NULL
)
2687 if (!dri2_dpy
->image
->queryDmaBufFormats(dri2_dpy
->dri_screen
, max
,
2692 /* Assert that all of the formats returned are actually fourcc formats.
2693 * Some day, if we want the internal interface function to be able to
2694 * return the fake fourcc formats defined in dri_interface.h, we'll have
2695 * to do something more clever here to pair the list down to just real
2696 * fourcc formats so that we don't leak the fake internal ones.
2698 for (int i
= 0; i
< *count
; i
++) {
2699 assert(dri2_num_fourcc_format_planes(formats
[i
]) > 0);
2707 dri2_query_dma_buf_modifiers(_EGLDriver
*drv
, _EGLDisplay
*disp
, EGLint format
,
2708 EGLint max
, EGLuint64KHR
*modifiers
,
2709 EGLBoolean
*external_only
, EGLint
*count
)
2711 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2713 if (dri2_num_fourcc_format_planes(format
) == 0)
2714 return _eglError(EGL_BAD_PARAMETER
, "invalid fourcc format");
2717 return _eglError(EGL_BAD_PARAMETER
, "invalid value for max count of formats");
2719 if (max
> 0 && modifiers
== NULL
)
2720 return _eglError(EGL_BAD_PARAMETER
, "invalid modifiers array");
2722 if (dri2_dpy
->image
->base
.version
< 15 ||
2723 dri2_dpy
->image
->queryDmaBufModifiers
== NULL
)
2726 if (dri2_dpy
->image
->queryDmaBufModifiers(dri2_dpy
->dri_screen
, format
,
2728 (unsigned int *) external_only
,
2730 return _eglError(EGL_BAD_PARAMETER
, "invalid format");
2738 * "If eglCreateImageKHR is successful for a EGL_LINUX_DMA_BUF_EXT target, the
2739 * EGL will take a reference to the dma_buf(s) which it will release at any
2740 * time while the EGLDisplay is initialized. It is the responsibility of the
2741 * application to close the dma_buf file descriptors."
2743 * Therefore we must never close or otherwise modify the file descriptors.
2746 dri2_create_image_dma_buf(_EGLDisplay
*disp
, _EGLContext
*ctx
,
2747 EGLClientBuffer buffer
, const EGLint
*attr_list
)
2749 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2751 _EGLImageAttribs attrs
;
2752 __DRIimage
*dri_image
;
2754 int fds
[DMA_BUF_MAX_PLANES
];
2755 int pitches
[DMA_BUF_MAX_PLANES
];
2756 int offsets
[DMA_BUF_MAX_PLANES
];
2758 bool has_modifier
= false;
2764 * ""* If <target> is EGL_LINUX_DMA_BUF_EXT and <buffer> is not NULL, the
2765 * error EGL_BAD_PARAMETER is generated."
2767 if (buffer
!= NULL
) {
2768 _eglError(EGL_BAD_PARAMETER
, "buffer not NULL");
2772 if (!_eglParseImageAttribList(&attrs
, disp
, attr_list
))
2775 if (!dri2_check_dma_buf_attribs(&attrs
))
2778 num_fds
= dri2_check_dma_buf_format(&attrs
);
2782 for (unsigned i
= 0; i
< num_fds
; ++i
) {
2783 fds
[i
] = attrs
.DMABufPlaneFds
[i
].Value
;
2784 pitches
[i
] = attrs
.DMABufPlanePitches
[i
].Value
;
2785 offsets
[i
] = attrs
.DMABufPlaneOffsets
[i
].Value
;
2788 /* dri2_check_dma_buf_attribs ensures that the modifier, if available,
2789 * will be present in attrs.DMABufPlaneModifiersLo[0] and
2790 * attrs.DMABufPlaneModifiersHi[0] */
2791 if (attrs
.DMABufPlaneModifiersLo
[0].IsPresent
) {
2792 modifier
= combine_u32_into_u64(attrs
.DMABufPlaneModifiersHi
[0].Value
,
2793 attrs
.DMABufPlaneModifiersLo
[0].Value
);
2794 has_modifier
= true;
2798 if (dri2_dpy
->image
->base
.version
< 15 ||
2799 dri2_dpy
->image
->createImageFromDmaBufs2
== NULL
) {
2800 _eglError(EGL_BAD_MATCH
, "unsupported dma_buf format modifier");
2801 return EGL_NO_IMAGE_KHR
;
2804 dri2_dpy
->image
->createImageFromDmaBufs2(dri2_dpy
->dri_screen
,
2805 attrs
.Width
, attrs
.Height
, attrs
.DMABufFourCC
.Value
,
2806 modifier
, fds
, num_fds
, pitches
, offsets
,
2807 attrs
.DMABufYuvColorSpaceHint
.Value
,
2808 attrs
.DMABufSampleRangeHint
.Value
,
2809 attrs
.DMABufChromaHorizontalSiting
.Value
,
2810 attrs
.DMABufChromaVerticalSiting
.Value
,
2816 dri2_dpy
->image
->createImageFromDmaBufs(dri2_dpy
->dri_screen
,
2817 attrs
.Width
, attrs
.Height
, attrs
.DMABufFourCC
.Value
,
2818 fds
, num_fds
, pitches
, offsets
,
2819 attrs
.DMABufYuvColorSpaceHint
.Value
,
2820 attrs
.DMABufSampleRangeHint
.Value
,
2821 attrs
.DMABufChromaHorizontalSiting
.Value
,
2822 attrs
.DMABufChromaVerticalSiting
.Value
,
2826 dri2_create_image_khr_texture_error(error
);
2829 return EGL_NO_IMAGE_KHR
;
2831 res
= dri2_create_image_from_dri(disp
, dri_image
);
2836 dri2_create_drm_image_mesa(_EGLDriver
*drv
, _EGLDisplay
*disp
,
2837 const EGLint
*attr_list
)
2839 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2840 struct dri2_egl_image
*dri2_img
;
2841 _EGLImageAttribs attrs
;
2842 unsigned int dri_use
, valid_mask
;
2848 _eglError(EGL_BAD_PARAMETER
, __func__
);
2849 return EGL_NO_IMAGE_KHR
;
2852 if (!_eglParseImageAttribList(&attrs
, disp
, attr_list
))
2853 return EGL_NO_IMAGE_KHR
;
2855 if (attrs
.Width
<= 0 || attrs
.Height
<= 0) {
2856 _eglError(EGL_BAD_PARAMETER
, __func__
);
2857 return EGL_NO_IMAGE_KHR
;
2860 switch (attrs
.DRMBufferFormatMESA
) {
2861 case EGL_DRM_BUFFER_FORMAT_ARGB32_MESA
:
2862 format
= __DRI_IMAGE_FORMAT_ARGB8888
;
2865 _eglError(EGL_BAD_PARAMETER
, __func__
);
2866 return EGL_NO_IMAGE_KHR
;
2870 EGL_DRM_BUFFER_USE_SCANOUT_MESA
|
2871 EGL_DRM_BUFFER_USE_SHARE_MESA
|
2872 EGL_DRM_BUFFER_USE_CURSOR_MESA
;
2873 if (attrs
.DRMBufferUseMESA
& ~valid_mask
) {
2874 _eglError(EGL_BAD_PARAMETER
, __func__
);
2875 return EGL_NO_IMAGE_KHR
;
2879 if (attrs
.DRMBufferUseMESA
& EGL_DRM_BUFFER_USE_SHARE_MESA
)
2880 dri_use
|= __DRI_IMAGE_USE_SHARE
;
2881 if (attrs
.DRMBufferUseMESA
& EGL_DRM_BUFFER_USE_SCANOUT_MESA
)
2882 dri_use
|= __DRI_IMAGE_USE_SCANOUT
;
2883 if (attrs
.DRMBufferUseMESA
& EGL_DRM_BUFFER_USE_CURSOR_MESA
)
2884 dri_use
|= __DRI_IMAGE_USE_CURSOR
;
2886 dri2_img
= malloc(sizeof *dri2_img
);
2888 _eglError(EGL_BAD_ALLOC
, "dri2_create_image_khr");
2889 return EGL_NO_IMAGE_KHR
;
2892 _eglInitImage(&dri2_img
->base
, disp
);
2894 dri2_img
->dri_image
=
2895 dri2_dpy
->image
->createImage(dri2_dpy
->dri_screen
,
2896 attrs
.Width
, attrs
.Height
,
2897 format
, dri_use
, dri2_img
);
2898 if (dri2_img
->dri_image
== NULL
) {
2900 _eglError(EGL_BAD_ALLOC
, "dri2_create_drm_image_mesa");
2901 return EGL_NO_IMAGE_KHR
;
2904 return &dri2_img
->base
;
2908 dri2_export_drm_image_mesa(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLImage
*img
,
2909 EGLint
*name
, EGLint
*handle
, EGLint
*stride
)
2911 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2912 struct dri2_egl_image
*dri2_img
= dri2_egl_image(img
);
2916 if (name
&& !dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
2917 __DRI_IMAGE_ATTRIB_NAME
, name
))
2918 return _eglError(EGL_BAD_ALLOC
, "dri2_export_drm_image_mesa");
2921 dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
2922 __DRI_IMAGE_ATTRIB_HANDLE
, handle
);
2925 dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
2926 __DRI_IMAGE_ATTRIB_STRIDE
, stride
);
2932 * Checks if we can support EGL_MESA_image_dma_buf_export on this image.
2934 * The spec provides a boolean return for the driver to reject exporting for
2935 * basically any reason, but doesn't specify any particular error cases. For
2936 * now, we just fail if we don't have a DRM fourcc for the format.
2939 dri2_can_export_dma_buf_image(_EGLDisplay
*disp
, _EGLImage
*img
)
2941 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2942 struct dri2_egl_image
*dri2_img
= dri2_egl_image(img
);
2945 if (!dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
2946 __DRI_IMAGE_ATTRIB_FOURCC
, &fourcc
)) {
2954 dri2_export_dma_buf_image_query_mesa(_EGLDriver
*drv
, _EGLDisplay
*disp
,
2956 EGLint
*fourcc
, EGLint
*nplanes
,
2957 EGLuint64KHR
*modifiers
)
2959 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
2960 struct dri2_egl_image
*dri2_img
= dri2_egl_image(img
);
2965 if (!dri2_can_export_dma_buf_image(disp
, img
))
2968 dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
2969 __DRI_IMAGE_ATTRIB_NUM_PLANES
, &num_planes
);
2971 *nplanes
= num_planes
;
2974 dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
2975 __DRI_IMAGE_ATTRIB_FOURCC
, fourcc
);
2979 uint64_t modifier
= DRM_FORMAT_MOD_INVALID
;
2982 query
= dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
2983 __DRI_IMAGE_ATTRIB_MODIFIER_UPPER
,
2985 query
&= dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
2986 __DRI_IMAGE_ATTRIB_MODIFIER_LOWER
,
2989 modifier
= combine_u32_into_u64 (mod_hi
, mod_lo
);
2991 for (int i
= 0; i
< num_planes
; i
++)
2992 modifiers
[i
] = modifier
;
2999 dri2_export_dma_buf_image_mesa(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLImage
*img
,
3000 int *fds
, EGLint
*strides
, EGLint
*offsets
)
3002 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
3003 struct dri2_egl_image
*dri2_img
= dri2_egl_image(img
);
3008 if (!dri2_can_export_dma_buf_image(disp
, img
))
3011 /* EGL_MESA_image_dma_buf_export spec says:
3012 * "If the number of fds is less than the number of planes, then
3013 * subsequent fd slots should contain -1."
3016 /* Query nplanes so that we know how big the given array is. */
3017 dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
3018 __DRI_IMAGE_ATTRIB_NUM_PLANES
, &nplanes
);
3019 memset(fds
, -1, nplanes
* sizeof(int));
3022 /* rework later to provide multiple fds/strides/offsets */
3024 dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
3025 __DRI_IMAGE_ATTRIB_FD
, fds
);
3028 dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
3029 __DRI_IMAGE_ATTRIB_STRIDE
, strides
);
3033 bool ret
= dri2_dpy
->image
->queryImage(dri2_img
->dri_image
,
3034 __DRI_IMAGE_ATTRIB_OFFSET
, &img_offset
);
3036 offsets
[0] = img_offset
;
3047 dri2_create_image_khr(_EGLDriver
*drv
, _EGLDisplay
*disp
,
3048 _EGLContext
*ctx
, EGLenum target
,
3049 EGLClientBuffer buffer
, const EGLint
*attr_list
)
3054 case EGL_GL_TEXTURE_2D_KHR
:
3055 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_X_KHR
:
3056 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_X_KHR
:
3057 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_Y_KHR
:
3058 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_Y_KHR
:
3059 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_Z_KHR
:
3060 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_KHR
:
3061 case EGL_GL_TEXTURE_3D_KHR
:
3062 return dri2_create_image_khr_texture(disp
, ctx
, target
, buffer
, attr_list
);
3063 case EGL_GL_RENDERBUFFER_KHR
:
3064 return dri2_create_image_khr_renderbuffer(disp
, ctx
, buffer
, attr_list
);
3066 case EGL_DRM_BUFFER_MESA
:
3067 return dri2_create_image_mesa_drm_buffer(disp
, ctx
, buffer
, attr_list
);
3068 case EGL_LINUX_DMA_BUF_EXT
:
3069 return dri2_create_image_dma_buf(disp
, ctx
, buffer
, attr_list
);
3071 #ifdef HAVE_WAYLAND_PLATFORM
3072 case EGL_WAYLAND_BUFFER_WL
:
3073 return dri2_create_image_wayland_wl_buffer(disp
, ctx
, buffer
, attr_list
);
3076 _eglError(EGL_BAD_PARAMETER
, "dri2_create_image_khr");
3077 return EGL_NO_IMAGE_KHR
;
3082 dri2_destroy_image_khr(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLImage
*image
)
3084 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
3085 struct dri2_egl_image
*dri2_img
= dri2_egl_image(image
);
3089 dri2_dpy
->image
->destroyImage(dri2_img
->dri_image
);
3095 #ifdef HAVE_WAYLAND_PLATFORM
3098 dri2_wl_reference_buffer(void *user_data
, uint32_t name
, int fd
,
3099 struct wl_drm_buffer
*buffer
)
3101 _EGLDisplay
*disp
= user_data
;
3102 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
3104 int dri_components
= 0;
3107 img
= dri2_dpy
->image
->createImageFromNames(dri2_dpy
->dri_screen
,
3116 img
= dri2_dpy
->image
->createImageFromFds(dri2_dpy
->dri_screen
,
3128 dri2_dpy
->image
->queryImage(img
, __DRI_IMAGE_ATTRIB_COMPONENTS
, &dri_components
);
3130 buffer
->driver_format
= NULL
;
3131 for (int i
= 0; i
< ARRAY_SIZE(wl_drm_components
); i
++)
3132 if (wl_drm_components
[i
].dri_components
== dri_components
)
3133 buffer
->driver_format
= &wl_drm_components
[i
];
3135 if (buffer
->driver_format
== NULL
)
3136 dri2_dpy
->image
->destroyImage(img
);
3138 buffer
->driver_buffer
= img
;
3142 dri2_wl_release_buffer(void *user_data
, struct wl_drm_buffer
*buffer
)
3144 _EGLDisplay
*disp
= user_data
;
3145 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
3147 dri2_dpy
->image
->destroyImage(buffer
->driver_buffer
);
3151 dri2_bind_wayland_display_wl(_EGLDriver
*drv
, _EGLDisplay
*disp
,
3152 struct wl_display
*wl_dpy
)
3154 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
3155 const struct wayland_drm_callbacks wl_drm_callbacks
= {
3156 .authenticate
= (int(*)(void *, uint32_t)) dri2_dpy
->vtbl
->authenticate
,
3157 .reference_buffer
= dri2_wl_reference_buffer
,
3158 .release_buffer
= dri2_wl_release_buffer
,
3159 .is_format_supported
= dri2_wl_is_format_supported
3166 if (dri2_dpy
->wl_server_drm
)
3169 if (drmGetCap(dri2_dpy
->fd
, DRM_CAP_PRIME
, &cap
) == 0 &&
3170 cap
== (DRM_PRIME_CAP_IMPORT
| DRM_PRIME_CAP_EXPORT
) &&
3171 dri2_dpy
->image
->base
.version
>= 7 &&
3172 dri2_dpy
->image
->createImageFromFds
!= NULL
)
3173 flags
|= WAYLAND_DRM_PRIME
;
3175 dri2_dpy
->wl_server_drm
=
3176 wayland_drm_init(wl_dpy
, dri2_dpy
->device_name
,
3177 &wl_drm_callbacks
, disp
, flags
);
3179 if (!dri2_dpy
->wl_server_drm
)
3182 #ifdef HAVE_DRM_PLATFORM
3183 /* We have to share the wl_drm instance with gbm, so gbm can convert
3184 * wl_buffers to gbm bos. */
3185 if (dri2_dpy
->gbm_dri
)
3186 dri2_dpy
->gbm_dri
->wl_drm
= dri2_dpy
->wl_server_drm
;
3193 dri2_unbind_wayland_display_wl(_EGLDriver
*drv
, _EGLDisplay
*disp
,
3194 struct wl_display
*wl_dpy
)
3196 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
3200 if (!dri2_dpy
->wl_server_drm
)
3203 wayland_drm_uninit(dri2_dpy
->wl_server_drm
);
3204 dri2_dpy
->wl_server_drm
= NULL
;
3210 dri2_query_wayland_buffer_wl(_EGLDriver
*drv
, _EGLDisplay
*disp
,
3211 struct wl_resource
*buffer_resource
,
3212 EGLint attribute
, EGLint
*value
)
3214 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
3215 struct wl_drm_buffer
*buffer
;
3216 const struct wl_drm_components_descriptor
*format
;
3218 buffer
= wayland_drm_buffer_get(dri2_dpy
->wl_server_drm
, buffer_resource
);
3222 format
= buffer
->driver_format
;
3223 switch (attribute
) {
3224 case EGL_TEXTURE_FORMAT
:
3225 *value
= format
->components
;
3228 *value
= buffer
->width
;
3231 *value
= buffer
->height
;
3240 dri2_egl_ref_sync(struct dri2_egl_sync
*sync
)
3242 p_atomic_inc(&sync
->refcount
);
3246 dri2_egl_unref_sync(struct dri2_egl_display
*dri2_dpy
,
3247 struct dri2_egl_sync
*dri2_sync
)
3249 if (p_atomic_dec_zero(&dri2_sync
->refcount
)) {
3250 switch (dri2_sync
->base
.Type
) {
3251 case EGL_SYNC_REUSABLE_KHR
:
3252 cnd_destroy(&dri2_sync
->cond
);
3254 case EGL_SYNC_NATIVE_FENCE_ANDROID
:
3255 if (dri2_sync
->base
.SyncFd
!= EGL_NO_NATIVE_FENCE_FD_ANDROID
)
3256 close(dri2_sync
->base
.SyncFd
);
3262 if (dri2_sync
->fence
)
3263 dri2_dpy
->fence
->destroy_fence(dri2_dpy
->dri_screen
, dri2_sync
->fence
);
3270 dri2_create_sync(_EGLDriver
*drv
, _EGLDisplay
*disp
,
3271 EGLenum type
, const EGLAttrib
*attrib_list
)
3273 _EGLContext
*ctx
= _eglGetCurrentContext();
3274 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
3275 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
3276 struct dri2_egl_sync
*dri2_sync
;
3278 pthread_condattr_t attr
;
3280 dri2_sync
= calloc(1, sizeof(struct dri2_egl_sync
));
3282 _eglError(EGL_BAD_ALLOC
, "eglCreateSyncKHR");
3286 if (!_eglInitSync(&dri2_sync
->base
, disp
, type
, attrib_list
)) {
3292 case EGL_SYNC_FENCE_KHR
:
3293 dri2_sync
->fence
= dri2_dpy
->fence
->create_fence(dri2_ctx
->dri_context
);
3294 if (!dri2_sync
->fence
) {
3295 /* Why did it fail? DRI doesn't return an error code, so we emit
3296 * a generic EGL error that doesn't communicate user error.
3298 _eglError(EGL_BAD_ALLOC
, "eglCreateSyncKHR");
3304 case EGL_SYNC_CL_EVENT_KHR
:
3305 dri2_sync
->fence
= dri2_dpy
->fence
->get_fence_from_cl_event(
3306 dri2_dpy
->dri_screen
,
3307 dri2_sync
->base
.CLEvent
);
3308 /* this can only happen if the cl_event passed in is invalid. */
3309 if (!dri2_sync
->fence
) {
3310 _eglError(EGL_BAD_ATTRIBUTE
, "eglCreateSyncKHR");
3315 /* the initial status must be "signaled" if the cl_event is signaled */
3316 if (dri2_dpy
->fence
->client_wait_sync(dri2_ctx
->dri_context
,
3317 dri2_sync
->fence
, 0, 0))
3318 dri2_sync
->base
.SyncStatus
= EGL_SIGNALED_KHR
;
3321 case EGL_SYNC_REUSABLE_KHR
:
3322 /* intialize attr */
3323 ret
= pthread_condattr_init(&attr
);
3326 _eglError(EGL_BAD_ACCESS
, "eglCreateSyncKHR");
3331 /* change clock attribute to CLOCK_MONOTONIC */
3332 ret
= pthread_condattr_setclock(&attr
, CLOCK_MONOTONIC
);
3335 _eglError(EGL_BAD_ACCESS
, "eglCreateSyncKHR");
3340 ret
= pthread_cond_init(&dri2_sync
->cond
, &attr
);
3343 _eglError(EGL_BAD_ACCESS
, "eglCreateSyncKHR");
3348 /* initial status of reusable sync must be "unsignaled" */
3349 dri2_sync
->base
.SyncStatus
= EGL_UNSIGNALED_KHR
;
3352 case EGL_SYNC_NATIVE_FENCE_ANDROID
:
3353 if (dri2_dpy
->fence
->create_fence_fd
) {
3354 dri2_sync
->fence
= dri2_dpy
->fence
->create_fence_fd(
3355 dri2_ctx
->dri_context
,
3356 dri2_sync
->base
.SyncFd
);
3358 if (!dri2_sync
->fence
) {
3359 _eglError(EGL_BAD_ATTRIBUTE
, "eglCreateSyncKHR");
3366 p_atomic_set(&dri2_sync
->refcount
, 1);
3367 return &dri2_sync
->base
;
3371 dri2_destroy_sync(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSync
*sync
)
3373 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
3374 struct dri2_egl_sync
*dri2_sync
= dri2_egl_sync(sync
);
3375 EGLint ret
= EGL_TRUE
;
3378 /* if type of sync is EGL_SYNC_REUSABLE_KHR and it is not signaled yet,
3379 * then unlock all threads possibly blocked by the reusable sync before
3382 if (dri2_sync
->base
.Type
== EGL_SYNC_REUSABLE_KHR
&&
3383 dri2_sync
->base
.SyncStatus
== EGL_UNSIGNALED_KHR
) {
3384 dri2_sync
->base
.SyncStatus
= EGL_SIGNALED_KHR
;
3385 /* unblock all threads currently blocked by sync */
3386 err
= cnd_broadcast(&dri2_sync
->cond
);
3389 _eglError(EGL_BAD_ACCESS
, "eglDestroySyncKHR");
3394 dri2_egl_unref_sync(dri2_dpy
, dri2_sync
);
3400 dri2_dup_native_fence_fd(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSync
*sync
)
3402 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
3403 struct dri2_egl_sync
*dri2_sync
= dri2_egl_sync(sync
);
3405 assert(sync
->Type
== EGL_SYNC_NATIVE_FENCE_ANDROID
);
3407 if (sync
->SyncFd
== EGL_NO_NATIVE_FENCE_FD_ANDROID
) {
3408 /* try to retrieve the actual native fence fd.. if rendering is
3409 * not flushed this will just return -1, aka NO_NATIVE_FENCE_FD:
3411 sync
->SyncFd
= dri2_dpy
->fence
->get_fence_fd(dri2_dpy
->dri_screen
,
3415 if (sync
->SyncFd
== EGL_NO_NATIVE_FENCE_FD_ANDROID
) {
3416 /* if native fence fd still not created, return an error: */
3417 _eglError(EGL_BAD_PARAMETER
, "eglDupNativeFenceFDANDROID");
3418 return EGL_NO_NATIVE_FENCE_FD_ANDROID
;
3421 return dup(sync
->SyncFd
);
3425 dri2_set_blob_cache_funcs(_EGLDriver
*drv
, _EGLDisplay
*disp
,
3426 EGLSetBlobFuncANDROID set
,
3427 EGLGetBlobFuncANDROID get
)
3429 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
3430 dri2_dpy
->blob
->set_cache_funcs(dri2_dpy
->dri_screen
,
3432 disp
->BlobCacheGet
);
3436 dri2_client_wait_sync(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSync
*sync
,
3437 EGLint flags
, EGLTime timeout
)
3439 _EGLContext
*ctx
= _eglGetCurrentContext();
3440 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
3441 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
3442 struct dri2_egl_sync
*dri2_sync
= dri2_egl_sync(sync
);
3443 unsigned wait_flags
= 0;
3445 EGLint ret
= EGL_CONDITION_SATISFIED_KHR
;
3447 /* The EGL_KHR_fence_sync spec states:
3449 * "If no context is current for the bound API,
3450 * the EGL_SYNC_FLUSH_COMMANDS_BIT_KHR bit is ignored.
3452 if (dri2_ctx
&& flags
& EGL_SYNC_FLUSH_COMMANDS_BIT_KHR
)
3453 wait_flags
|= __DRI2_FENCE_FLAG_FLUSH_COMMANDS
;
3455 /* the sync object should take a reference while waiting */
3456 dri2_egl_ref_sync(dri2_sync
);
3458 switch (sync
->Type
) {
3459 case EGL_SYNC_FENCE_KHR
:
3460 case EGL_SYNC_NATIVE_FENCE_ANDROID
:
3461 case EGL_SYNC_CL_EVENT_KHR
:
3462 if (dri2_dpy
->fence
->client_wait_sync(dri2_ctx
? dri2_ctx
->dri_context
: NULL
,
3463 dri2_sync
->fence
, wait_flags
,
3465 dri2_sync
->base
.SyncStatus
= EGL_SIGNALED_KHR
;
3467 ret
= EGL_TIMEOUT_EXPIRED_KHR
;
3470 case EGL_SYNC_REUSABLE_KHR
:
3471 if (dri2_ctx
&& dri2_sync
->base
.SyncStatus
== EGL_UNSIGNALED_KHR
&&
3472 (flags
& EGL_SYNC_FLUSH_COMMANDS_BIT_KHR
)) {
3473 /* flush context if EGL_SYNC_FLUSH_COMMANDS_BIT_KHR is set */
3477 /* if timeout is EGL_FOREVER_KHR, it should wait without any timeout.*/
3478 if (timeout
== EGL_FOREVER_KHR
) {
3479 mtx_lock(&dri2_sync
->mutex
);
3480 cnd_wait(&dri2_sync
->cond
, &dri2_sync
->mutex
);
3481 mtx_unlock(&dri2_sync
->mutex
);
3483 /* if reusable sync has not been yet signaled */
3484 if (dri2_sync
->base
.SyncStatus
!= EGL_SIGNALED_KHR
) {
3485 /* timespecs for cnd_timedwait */
3486 struct timespec current
;
3487 struct timespec expire
;
3489 /* We override the clock to monotonic when creating the condition
3491 clock_gettime(CLOCK_MONOTONIC
, ¤t
);
3493 /* calculating when to expire */
3494 expire
.tv_nsec
= timeout
% 1000000000L;
3495 expire
.tv_sec
= timeout
/ 1000000000L;
3497 expire
.tv_nsec
+= current
.tv_nsec
;
3498 expire
.tv_sec
+= current
.tv_sec
;
3500 /* expire.nsec now is a number between 0 and 1999999998 */
3501 if (expire
.tv_nsec
> 999999999L) {
3503 expire
.tv_nsec
-= 1000000000L;
3506 mtx_lock(&dri2_sync
->mutex
);
3507 ret
= cnd_timedwait(&dri2_sync
->cond
, &dri2_sync
->mutex
, &expire
);
3508 mtx_unlock(&dri2_sync
->mutex
);
3510 if (ret
== thrd_busy
) {
3511 if (dri2_sync
->base
.SyncStatus
== EGL_UNSIGNALED_KHR
) {
3512 ret
= EGL_TIMEOUT_EXPIRED_KHR
;
3514 _eglError(EGL_BAD_ACCESS
, "eglClientWaitSyncKHR");
3522 dri2_egl_unref_sync(dri2_dpy
, dri2_sync
);
3528 dri2_signal_sync(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSync
*sync
,
3531 struct dri2_egl_sync
*dri2_sync
= dri2_egl_sync(sync
);
3534 if (sync
->Type
!= EGL_SYNC_REUSABLE_KHR
)
3535 return _eglError(EGL_BAD_MATCH
, "eglSignalSyncKHR");
3537 if (mode
!= EGL_SIGNALED_KHR
&& mode
!= EGL_UNSIGNALED_KHR
)
3538 return _eglError(EGL_BAD_ATTRIBUTE
, "eglSignalSyncKHR");
3540 dri2_sync
->base
.SyncStatus
= mode
;
3542 if (mode
== EGL_SIGNALED_KHR
) {
3543 ret
= cnd_broadcast(&dri2_sync
->cond
);
3545 /* fail to broadcast */
3547 return _eglError(EGL_BAD_ACCESS
, "eglSignalSyncKHR");
3554 dri2_server_wait_sync(_EGLDriver
*drv
, _EGLDisplay
*disp
, _EGLSync
*sync
)
3556 _EGLContext
*ctx
= _eglGetCurrentContext();
3557 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
3558 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
3559 struct dri2_egl_sync
*dri2_sync
= dri2_egl_sync(sync
);
3561 dri2_dpy
->fence
->server_wait_sync(dri2_ctx
->dri_context
,
3562 dri2_sync
->fence
, 0);
3567 dri2_interop_query_device_info(_EGLDisplay
*disp
, _EGLContext
*ctx
,
3568 struct mesa_glinterop_device_info
*out
)
3570 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
3571 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
3573 if (!dri2_dpy
->interop
)
3574 return MESA_GLINTEROP_UNSUPPORTED
;
3576 return dri2_dpy
->interop
->query_device_info(dri2_ctx
->dri_context
, out
);
3580 dri2_interop_export_object(_EGLDisplay
*disp
, _EGLContext
*ctx
,
3581 struct mesa_glinterop_export_in
*in
,
3582 struct mesa_glinterop_export_out
*out
)
3584 struct dri2_egl_display
*dri2_dpy
= dri2_egl_display(disp
);
3585 struct dri2_egl_context
*dri2_ctx
= dri2_egl_context(ctx
);
3587 if (!dri2_dpy
->interop
)
3588 return MESA_GLINTEROP_UNSUPPORTED
;
3590 return dri2_dpy
->interop
->export_object(dri2_ctx
->dri_context
, in
, out
);
3594 * This is the main entrypoint into the driver, called by libEGL.
3595 * Gets an _EGLDriver object and init its dispatch table.
3598 _eglInitDriver(_EGLDriver
*dri2_drv
)
3600 dri2_drv
->API
.Initialize
= dri2_initialize
;
3601 dri2_drv
->API
.Terminate
= dri2_terminate
;
3602 dri2_drv
->API
.CreateContext
= dri2_create_context
;
3603 dri2_drv
->API
.DestroyContext
= dri2_destroy_context
;
3604 dri2_drv
->API
.MakeCurrent
= dri2_make_current
;
3605 dri2_drv
->API
.CreateWindowSurface
= dri2_create_window_surface
;
3606 dri2_drv
->API
.CreatePixmapSurface
= dri2_create_pixmap_surface
;
3607 dri2_drv
->API
.CreatePbufferSurface
= dri2_create_pbuffer_surface
;
3608 dri2_drv
->API
.DestroySurface
= dri2_destroy_surface
;
3609 dri2_drv
->API
.GetProcAddress
= dri2_get_proc_address
;
3610 dri2_drv
->API
.WaitClient
= dri2_wait_client
;
3611 dri2_drv
->API
.WaitNative
= dri2_wait_native
;
3612 dri2_drv
->API
.BindTexImage
= dri2_bind_tex_image
;
3613 dri2_drv
->API
.ReleaseTexImage
= dri2_release_tex_image
;
3614 dri2_drv
->API
.SwapInterval
= dri2_swap_interval
;
3615 dri2_drv
->API
.SwapBuffers
= dri2_swap_buffers
;
3616 dri2_drv
->API
.SwapBuffersWithDamageEXT
= dri2_swap_buffers_with_damage
;
3617 dri2_drv
->API
.SwapBuffersRegionNOK
= dri2_swap_buffers_region
;
3618 dri2_drv
->API
.SetDamageRegion
= dri2_set_damage_region
;
3619 dri2_drv
->API
.PostSubBufferNV
= dri2_post_sub_buffer
;
3620 dri2_drv
->API
.CopyBuffers
= dri2_copy_buffers
,
3621 dri2_drv
->API
.QueryBufferAge
= dri2_query_buffer_age
;
3622 dri2_drv
->API
.CreateImageKHR
= dri2_create_image
;
3623 dri2_drv
->API
.DestroyImageKHR
= dri2_destroy_image_khr
;
3624 dri2_drv
->API
.CreateWaylandBufferFromImageWL
= dri2_create_wayland_buffer_from_image
;
3625 dri2_drv
->API
.QuerySurface
= dri2_query_surface
;
3626 dri2_drv
->API
.QueryDriverName
= dri2_query_driver_name
;
3627 dri2_drv
->API
.QueryDriverConfig
= dri2_query_driver_config
;
3629 dri2_drv
->API
.CreateDRMImageMESA
= dri2_create_drm_image_mesa
;
3630 dri2_drv
->API
.ExportDRMImageMESA
= dri2_export_drm_image_mesa
;
3631 dri2_drv
->API
.ExportDMABUFImageQueryMESA
= dri2_export_dma_buf_image_query_mesa
;
3632 dri2_drv
->API
.ExportDMABUFImageMESA
= dri2_export_dma_buf_image_mesa
;
3633 dri2_drv
->API
.QueryDmaBufFormatsEXT
= dri2_query_dma_buf_formats
;
3634 dri2_drv
->API
.QueryDmaBufModifiersEXT
= dri2_query_dma_buf_modifiers
;
3636 #ifdef HAVE_WAYLAND_PLATFORM
3637 dri2_drv
->API
.BindWaylandDisplayWL
= dri2_bind_wayland_display_wl
;
3638 dri2_drv
->API
.UnbindWaylandDisplayWL
= dri2_unbind_wayland_display_wl
;
3639 dri2_drv
->API
.QueryWaylandBufferWL
= dri2_query_wayland_buffer_wl
;
3641 dri2_drv
->API
.GetSyncValuesCHROMIUM
= dri2_get_sync_values_chromium
;
3642 dri2_drv
->API
.CreateSyncKHR
= dri2_create_sync
;
3643 dri2_drv
->API
.ClientWaitSyncKHR
= dri2_client_wait_sync
;
3644 dri2_drv
->API
.SignalSyncKHR
= dri2_signal_sync
;
3645 dri2_drv
->API
.WaitSyncKHR
= dri2_server_wait_sync
;
3646 dri2_drv
->API
.DestroySyncKHR
= dri2_destroy_sync
;
3647 dri2_drv
->API
.GLInteropQueryDeviceInfo
= dri2_interop_query_device_info
;
3648 dri2_drv
->API
.GLInteropExportObject
= dri2_interop_export_object
;
3649 dri2_drv
->API
.DupNativeFenceFDANDROID
= dri2_dup_native_fence_fd
;
3650 dri2_drv
->API
.SetBlobCacheFuncsANDROID
= dri2_set_blob_cache_funcs
;