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/libsync.h"
66 #include "util/os_file.h"
67 #include "util/u_atomic.h"
68 #include "util/u_vector.h"
69 #include "mapi/glapi/glapi.h"
70 #include "util/bitscan.h"
71 #include "util/driconf.h"
72 #include "util/u_math.h"
74 #define NUM_ATTRIBS 12
76 static const struct dri2_pbuffer_visual {
77 const char *format_name;
78 unsigned int dri_image_format;
80 unsigned int rgba_sizes[4];
81 } dri2_pbuffer_visuals[] = {
84 __DRI_IMAGE_FORMAT_ABGR16161616F,
90 __DRI_IMAGE_FORMAT_XBGR16161616F,
96 __DRI_IMAGE_FORMAT_ARGB2101010,
102 __DRI_IMAGE_FORMAT_XRGB2101010,
108 __DRI_IMAGE_FORMAT_ARGB8888,
114 __DRI_IMAGE_FORMAT_XRGB8888,
120 __DRI_IMAGE_FORMAT_RGB565,
127 dri_set_background_context(void *loaderPrivate)
129 _EGLContext *ctx = _eglGetCurrentContext();
130 _EGLThreadInfo *t = _eglGetCurrentThread();
132 _eglBindContextToThread(ctx, t);
138 static void (*glFlush)(void);
139 static mtx_t glFlushMutex = _MTX_INITIALIZER_NP;
141 mtx_lock(&glFlushMutex);
143 glFlush = _glapi_get_proc_address("glFlush");
144 mtx_unlock(&glFlushMutex);
146 /* if glFlush is not available things are horribly broken */
148 _eglLog(_EGL_WARNING, "DRI2: failed to find glFlush entry point");
156 dri_is_thread_safe(void *loaderPrivate)
158 struct dri2_egl_surface *dri2_surf = loaderPrivate;
159 UNUSED _EGLDisplay *display = dri2_surf->base.Resource.Display;
161 #ifdef HAVE_X11_PLATFORM
162 Display *xdpy = (Display*)display->PlatformDisplay;
164 /* Check Xlib is running in thread safe mode when running on EGL/X11-xlib
167 * 'lock_fns' is the XLockDisplay function pointer of the X11 display 'dpy'.
168 * It wll be NULL if XInitThreads wasn't called.
170 if (display->Platform == _EGL_PLATFORM_X11 && xdpy && !xdpy->lock_fns)
177 const __DRIbackgroundCallableExtension background_callable_extension = {
178 .base = { __DRI_BACKGROUND_CALLABLE, 2 },
180 .setBackgroundContext = dri_set_background_context,
181 .isThreadSafe = dri_is_thread_safe,
184 const __DRIuseInvalidateExtension use_invalidate = {
185 .base = { __DRI_USE_INVALIDATE, 1 }
189 dri2_get_pbuffer_drawable_info(__DRIdrawable * draw,
190 int *x, int *y, int *w, int *h,
193 struct dri2_egl_surface *dri2_surf = loaderPrivate;
196 *w = dri2_surf->base.Width;
197 *h = dri2_surf->base.Height;
201 dri2_get_bytes_per_pixel(struct dri2_egl_surface *dri2_surf)
203 const int depth = dri2_surf->base.Config->BufferSize;
204 return depth ? util_next_power_of_two(depth / 8) : 0;
208 dri2_put_image(__DRIdrawable * draw, int op,
209 int x, int y, int w, int h,
210 char *data, void *loaderPrivate)
212 struct dri2_egl_surface *dri2_surf = loaderPrivate;
213 const int bpp = dri2_get_bytes_per_pixel(dri2_surf);
214 const int width = dri2_surf->base.Width;
215 const int height = dri2_surf->base.Height;
216 const int dst_stride = width*bpp;
217 const int src_stride = w*bpp;
218 const int x_offset = x*bpp;
219 int copy_width = src_stride;
221 if (!dri2_surf->swrast_device_buffer)
222 dri2_surf->swrast_device_buffer = malloc(height*dst_stride);
224 if (dri2_surf->swrast_device_buffer) {
225 const char *src = data;
226 char *dst = dri2_surf->swrast_device_buffer;
231 /* Drivers are allowed to submit OOB PutImage requests, so clip here. */
232 if (copy_width > dst_stride - x_offset)
233 copy_width = dst_stride - x_offset;
238 memcpy(dst, src, copy_width);
246 dri2_get_image(__DRIdrawable * read,
247 int x, int y, int w, int h,
248 char *data, void *loaderPrivate)
250 struct dri2_egl_surface *dri2_surf = loaderPrivate;
251 const int bpp = dri2_get_bytes_per_pixel(dri2_surf);
252 const int width = dri2_surf->base.Width;
253 const int height = dri2_surf->base.Height;
254 const int src_stride = width*bpp;
255 const int dst_stride = w*bpp;
256 const int x_offset = x*bpp;
257 int copy_width = dst_stride;
258 const char *src = dri2_surf->swrast_device_buffer;
262 memset(data, 0, copy_width * h);
269 /* Drivers are allowed to submit OOB GetImage requests, so clip here. */
270 if (copy_width > src_stride - x_offset)
271 copy_width = src_stride - x_offset;
276 memcpy(dst, src, copy_width);
283 /* HACK: technically we should have swrast_null, instead of these.
285 const __DRIswrastLoaderExtension swrast_pbuffer_loader_extension = {
286 .base = { __DRI_SWRAST_LOADER, 1 },
287 .getDrawableInfo = dri2_get_pbuffer_drawable_info,
288 .putImage = dri2_put_image,
289 .getImage = dri2_get_image,
292 static const EGLint dri2_to_egl_attribute_map[__DRI_ATTRIB_MAX] = {
293 [__DRI_ATTRIB_BUFFER_SIZE ] = EGL_BUFFER_SIZE,
294 [__DRI_ATTRIB_LEVEL] = EGL_LEVEL,
295 [__DRI_ATTRIB_LUMINANCE_SIZE] = EGL_LUMINANCE_SIZE,
296 [__DRI_ATTRIB_DEPTH_SIZE] = EGL_DEPTH_SIZE,
297 [__DRI_ATTRIB_STENCIL_SIZE] = EGL_STENCIL_SIZE,
298 [__DRI_ATTRIB_SAMPLE_BUFFERS] = EGL_SAMPLE_BUFFERS,
299 [__DRI_ATTRIB_SAMPLES] = EGL_SAMPLES,
300 [__DRI_ATTRIB_MAX_PBUFFER_WIDTH] = EGL_MAX_PBUFFER_WIDTH,
301 [__DRI_ATTRIB_MAX_PBUFFER_HEIGHT] = EGL_MAX_PBUFFER_HEIGHT,
302 [__DRI_ATTRIB_MAX_PBUFFER_PIXELS] = EGL_MAX_PBUFFER_PIXELS,
303 [__DRI_ATTRIB_MAX_SWAP_INTERVAL] = EGL_MAX_SWAP_INTERVAL,
304 [__DRI_ATTRIB_MIN_SWAP_INTERVAL] = EGL_MIN_SWAP_INTERVAL,
305 [__DRI_ATTRIB_YINVERTED] = EGL_Y_INVERTED_NOK,
309 dri2_get_dri_config(struct dri2_egl_config *conf, EGLint surface_type,
312 const bool double_buffer = surface_type == EGL_WINDOW_BIT;
313 const bool srgb = colorspace == EGL_GL_COLORSPACE_SRGB_KHR;
315 return conf->dri_config[double_buffer][srgb];
319 dri2_match_config(const _EGLConfig *conf, const _EGLConfig *criteria)
321 if (_eglCompareConfigs(conf, criteria, NULL, EGL_FALSE) != 0)
324 if (!_eglMatchConfig(conf, criteria))
331 dri2_get_shifts_and_sizes(const __DRIcoreExtension *core,
332 const __DRIconfig *config, int *shifts,
337 if (core->getConfigAttrib(config, __DRI_ATTRIB_RED_SHIFT, (unsigned int *)&shifts[0])) {
338 core->getConfigAttrib(config, __DRI_ATTRIB_GREEN_SHIFT, (unsigned int *)&shifts[1]);
339 core->getConfigAttrib(config, __DRI_ATTRIB_BLUE_SHIFT, (unsigned int *)&shifts[2]);
340 core->getConfigAttrib(config, __DRI_ATTRIB_ALPHA_SHIFT, (unsigned int *)&shifts[3]);
342 /* Driver isn't exposing shifts, so convert masks to shifts */
343 core->getConfigAttrib(config, __DRI_ATTRIB_RED_MASK, &mask);
344 shifts[0] = ffs(mask) - 1;
345 core->getConfigAttrib(config, __DRI_ATTRIB_GREEN_MASK, &mask);
346 shifts[1] = ffs(mask) - 1;
347 core->getConfigAttrib(config, __DRI_ATTRIB_BLUE_MASK, &mask);
348 shifts[2] = ffs(mask) - 1;
349 core->getConfigAttrib(config, __DRI_ATTRIB_ALPHA_MASK, &mask);
350 shifts[3] = ffs(mask) - 1;
353 core->getConfigAttrib(config, __DRI_ATTRIB_RED_SIZE, &sizes[0]);
354 core->getConfigAttrib(config, __DRI_ATTRIB_GREEN_SIZE, &sizes[1]);
355 core->getConfigAttrib(config, __DRI_ATTRIB_BLUE_SIZE, &sizes[2]);
356 core->getConfigAttrib(config, __DRI_ATTRIB_ALPHA_SIZE, &sizes[3]);
360 dri2_get_render_type_float(const __DRIcoreExtension *core,
361 const __DRIconfig *config,
364 unsigned int render_type;
366 core->getConfigAttrib(config, __DRI_ATTRIB_RENDER_TYPE, &render_type);
367 *is_float = (render_type & __DRI_ATTRIB_FLOAT_BIT) ? true : false;
371 dri2_image_format_for_pbuffer_config(struct dri2_egl_display *dri2_dpy,
372 const __DRIconfig *config)
375 unsigned int sizes[4];
377 dri2_get_shifts_and_sizes(dri2_dpy->core, config, shifts, sizes);
379 for (unsigned i = 0; i < ARRAY_SIZE(dri2_pbuffer_visuals); ++i) {
380 const struct dri2_pbuffer_visual *visual = &dri2_pbuffer_visuals[i];
382 if (shifts[0] == visual->rgba_shifts[0] &&
383 shifts[1] == visual->rgba_shifts[1] &&
384 shifts[2] == visual->rgba_shifts[2] &&
385 shifts[3] == visual->rgba_shifts[3] &&
386 sizes[0] == visual->rgba_sizes[0] &&
387 sizes[1] == visual->rgba_sizes[1] &&
388 sizes[2] == visual->rgba_sizes[2] &&
389 sizes[3] == visual->rgba_sizes[3]) {
390 return visual->dri_image_format;
394 return __DRI_IMAGE_FORMAT_NONE;
397 struct dri2_egl_config *
398 dri2_add_config(_EGLDisplay *disp, const __DRIconfig *dri_config, int id,
399 EGLint surface_type, const EGLint *attr_list,
400 const int *rgba_shifts, const unsigned int *rgba_sizes)
402 struct dri2_egl_config *conf;
403 struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
405 unsigned int attrib, value, double_buffer;
407 EGLint key, bind_to_texture_rgb, bind_to_texture_rgba;
408 int dri_shifts[4] = { -1, -1, -1, -1 };
409 unsigned int dri_sizes[4] = { 0, 0, 0, 0 };
410 _EGLConfig *matching_config;
411 EGLint num_configs = 0;
414 _eglInitConfig(&base, disp, id);
417 bind_to_texture_rgb = 0;
418 bind_to_texture_rgba = 0;
420 for (int i = 0; i < __DRI_ATTRIB_MAX; ++i) {
421 if (!dri2_dpy->core->indexConfigAttrib(dri_config, i, &attrib, &value))
425 case __DRI_ATTRIB_RENDER_TYPE:
426 if (value & __DRI_ATTRIB_FLOAT_BIT)
427 base.ComponentType = EGL_COLOR_COMPONENT_TYPE_FLOAT_EXT;
428 if (value & __DRI_ATTRIB_RGBA_BIT)
429 value = EGL_RGB_BUFFER;
430 else if (value & __DRI_ATTRIB_LUMINANCE_BIT)
431 value = EGL_LUMINANCE_BUFFER;
434 base.ColorBufferType = value;
437 case __DRI_ATTRIB_CONFIG_CAVEAT:
438 if (value & __DRI_ATTRIB_NON_CONFORMANT_CONFIG)
439 value = EGL_NON_CONFORMANT_CONFIG;
440 else if (value & __DRI_ATTRIB_SLOW_BIT)
441 value = EGL_SLOW_CONFIG;
444 base.ConfigCaveat = value;
447 case __DRI_ATTRIB_BIND_TO_TEXTURE_RGB:
448 bind_to_texture_rgb = value;
451 case __DRI_ATTRIB_BIND_TO_TEXTURE_RGBA:
452 bind_to_texture_rgba = value;
455 case __DRI_ATTRIB_DOUBLE_BUFFER:
456 double_buffer = value;
459 case __DRI_ATTRIB_RED_SIZE:
460 dri_sizes[0] = value;
461 base.RedSize = value;
464 case __DRI_ATTRIB_RED_MASK:
465 dri_shifts[0] = ffs(value) - 1;
468 case __DRI_ATTRIB_RED_SHIFT:
469 dri_shifts[0] = value;
472 case __DRI_ATTRIB_GREEN_SIZE:
473 dri_sizes[1] = value;
474 base.GreenSize = value;
477 case __DRI_ATTRIB_GREEN_MASK:
478 dri_shifts[1] = ffs(value) - 1;
481 case __DRI_ATTRIB_GREEN_SHIFT:
482 dri_shifts[1] = value;
485 case __DRI_ATTRIB_BLUE_SIZE:
486 dri_sizes[2] = value;
487 base.BlueSize = value;
490 case __DRI_ATTRIB_BLUE_MASK:
491 dri_shifts[2] = ffs(value) - 1;
494 case __DRI_ATTRIB_BLUE_SHIFT:
495 dri_shifts[2] = value;
498 case __DRI_ATTRIB_ALPHA_SIZE:
499 dri_sizes[3] = value;
500 base.AlphaSize = value;
503 case __DRI_ATTRIB_ALPHA_MASK:
504 dri_shifts[3] = ffs(value) - 1;
507 case __DRI_ATTRIB_ALPHA_SHIFT:
508 dri_shifts[3] = value;
511 case __DRI_ATTRIB_ACCUM_RED_SIZE:
512 case __DRI_ATTRIB_ACCUM_GREEN_SIZE:
513 case __DRI_ATTRIB_ACCUM_BLUE_SIZE:
514 case __DRI_ATTRIB_ACCUM_ALPHA_SIZE:
515 /* Don't expose visuals with the accumulation buffer. */
520 case __DRI_ATTRIB_FRAMEBUFFER_SRGB_CAPABLE:
522 if (!disp->Extensions.KHR_gl_colorspace && srgb)
526 case __DRI_ATTRIB_MAX_PBUFFER_WIDTH:
527 base.MaxPbufferWidth = _EGL_MAX_PBUFFER_WIDTH;
529 case __DRI_ATTRIB_MAX_PBUFFER_HEIGHT:
530 base.MaxPbufferHeight = _EGL_MAX_PBUFFER_HEIGHT;
532 case __DRI_ATTRIB_MUTABLE_RENDER_BUFFER:
533 if (disp->Extensions.KHR_mutable_render_buffer)
534 surface_type |= EGL_MUTABLE_RENDER_BUFFER_BIT_KHR;
537 key = dri2_to_egl_attribute_map[attrib];
539 _eglSetConfigKey(&base, key, value);
545 for (int i = 0; attr_list[i] != EGL_NONE; i += 2)
546 _eglSetConfigKey(&base, attr_list[i], attr_list[i+1]);
548 if (rgba_shifts && memcmp(rgba_shifts, dri_shifts, sizeof(dri_shifts)))
551 if (rgba_sizes && memcmp(rgba_sizes, dri_sizes, sizeof(dri_sizes)))
554 base.NativeRenderable = EGL_TRUE;
556 base.SurfaceType = surface_type;
557 if (surface_type & (EGL_PBUFFER_BIT |
558 (disp->Extensions.NOK_texture_from_pixmap ? EGL_PIXMAP_BIT : 0))) {
559 base.BindToTextureRGB = bind_to_texture_rgb;
560 if (base.AlphaSize > 0)
561 base.BindToTextureRGBA = bind_to_texture_rgba;
565 surface_type &= ~EGL_PIXMAP_BIT;
571 base.RenderableType = disp->ClientAPIs;
572 base.Conformant = disp->ClientAPIs;
574 base.MinSwapInterval = dri2_dpy->min_swap_interval;
575 base.MaxSwapInterval = dri2_dpy->max_swap_interval;
577 if (!_eglValidateConfig(&base, EGL_FALSE)) {
578 _eglLog(_EGL_DEBUG, "DRI2: failed to validate config %d", id);
582 config_id = base.ConfigID;
583 base.ConfigID = EGL_DONT_CARE;
584 base.SurfaceType = EGL_DONT_CARE;
585 num_configs = _eglFilterArray(disp->Configs, (void **) &matching_config, 1,
586 (_EGLArrayForEach) dri2_match_config, &base);
588 if (num_configs == 1) {
589 conf = (struct dri2_egl_config *) matching_config;
591 if (!conf->dri_config[double_buffer][srgb])
592 conf->dri_config[double_buffer][srgb] = dri_config;
594 /* a similar config type is already added (unlikely) => discard */
597 else if (num_configs == 0) {
598 conf = calloc(1, sizeof *conf);
602 conf->dri_config[double_buffer][srgb] = dri_config;
604 memcpy(&conf->base, &base, sizeof base);
605 conf->base.SurfaceType = 0;
606 conf->base.ConfigID = config_id;
608 _eglLinkConfig(&conf->base);
611 unreachable("duplicates should not be possible");
615 conf->base.SurfaceType |= surface_type;
621 dri2_add_pbuffer_configs_for_visuals(_EGLDisplay *disp)
623 struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
624 unsigned int format_count[ARRAY_SIZE(dri2_pbuffer_visuals)] = { 0 };
625 unsigned int config_count = 0;
627 for (unsigned i = 0; dri2_dpy->driver_configs[i] != NULL; i++) {
628 for (unsigned j = 0; j < ARRAY_SIZE(dri2_pbuffer_visuals); j++) {
629 struct dri2_egl_config *dri2_conf;
631 dri2_conf = dri2_add_config(disp, dri2_dpy->driver_configs[i],
632 config_count + 1, EGL_PBUFFER_BIT, NULL,
633 dri2_pbuffer_visuals[j].rgba_shifts, dri2_pbuffer_visuals[j].rgba_sizes);
636 if (dri2_conf->base.ConfigID == config_count + 1)
643 for (unsigned i = 0; i < ARRAY_SIZE(format_count); i++) {
644 if (!format_count[i]) {
645 _eglLog(_EGL_DEBUG, "No DRI config supports native format %s",
646 dri2_pbuffer_visuals[i].format_name);
650 return (config_count != 0);
654 dri2_validate_egl_image(void *image, void *data)
656 _EGLDisplay *disp = data;
659 simple_mtx_lock(&disp->Mutex);
660 img = _eglLookupImage(image, disp);
661 simple_mtx_unlock(&disp->Mutex);
664 _eglError(EGL_BAD_PARAMETER, "dri2_validate_egl_image");
672 dri2_lookup_egl_image_validated(void *image, void *data)
674 struct dri2_egl_image *dri2_img;
678 dri2_img = dri2_egl_image(image);
680 return dri2_img->dri_image;
684 dri2_lookup_egl_image(__DRIscreen *screen, void *image, void *data)
688 if (!dri2_validate_egl_image(image, data))
691 return dri2_lookup_egl_image_validated(image, data);
694 const __DRIimageLookupExtension image_lookup_extension = {
695 .base = { __DRI_IMAGE_LOOKUP, 2 },
697 .lookupEGLImage = dri2_lookup_egl_image,
698 .validateEGLImage = dri2_validate_egl_image,
699 .lookupEGLImageValidated = dri2_lookup_egl_image_validated,
702 struct dri2_extension_match {
708 static const struct dri2_extension_match dri3_driver_extensions[] = {
709 { __DRI_CORE, 1, offsetof(struct dri2_egl_display, core) },
710 { __DRI_IMAGE_DRIVER, 1, offsetof(struct dri2_egl_display, image_driver) },
714 static const struct dri2_extension_match dri2_driver_extensions[] = {
715 { __DRI_CORE, 1, offsetof(struct dri2_egl_display, core) },
716 { __DRI_DRI2, 2, offsetof(struct dri2_egl_display, dri2) },
720 static const struct dri2_extension_match dri2_core_extensions[] = {
721 { __DRI2_FLUSH, 1, offsetof(struct dri2_egl_display, flush) },
722 { __DRI_TEX_BUFFER, 2, offsetof(struct dri2_egl_display, tex_buffer) },
723 { __DRI_IMAGE, 1, offsetof(struct dri2_egl_display, image) },
727 static const struct dri2_extension_match swrast_driver_extensions[] = {
728 { __DRI_CORE, 1, offsetof(struct dri2_egl_display, core) },
729 { __DRI_SWRAST, 2, offsetof(struct dri2_egl_display, swrast) },
733 static const struct dri2_extension_match swrast_core_extensions[] = {
734 { __DRI_TEX_BUFFER, 2, offsetof(struct dri2_egl_display, tex_buffer) },
738 static const struct dri2_extension_match optional_driver_extensions[] = {
739 { __DRI_CONFIG_OPTIONS, 1, offsetof(struct dri2_egl_display, configOptions) },
743 static const struct dri2_extension_match optional_core_extensions[] = {
744 { __DRI2_ROBUSTNESS, 1, offsetof(struct dri2_egl_display, robustness) },
745 { __DRI2_CONFIG_QUERY, 1, offsetof(struct dri2_egl_display, config) },
746 { __DRI2_FENCE, 1, offsetof(struct dri2_egl_display, fence) },
747 { __DRI2_BUFFER_DAMAGE, 1, offsetof(struct dri2_egl_display, buffer_damage) },
748 { __DRI2_RENDERER_QUERY, 1, offsetof(struct dri2_egl_display, rendererQuery) },
749 { __DRI2_INTEROP, 1, offsetof(struct dri2_egl_display, interop) },
750 { __DRI_IMAGE, 1, offsetof(struct dri2_egl_display, image) },
751 { __DRI2_FLUSH_CONTROL, 1, offsetof(struct dri2_egl_display, flush_control) },
752 { __DRI2_BLOB, 1, offsetof(struct dri2_egl_display, blob) },
753 { __DRI_MUTABLE_RENDER_BUFFER_DRIVER, 1, offsetof(struct dri2_egl_display, mutable_render_buffer) },
754 { __DRI_KOPPER, 1, offsetof(struct dri2_egl_display, kopper) },
759 dri2_bind_extensions(struct dri2_egl_display *dri2_dpy,
760 const struct dri2_extension_match *matches,
761 const __DRIextension **extensions,
767 for (int i = 0; extensions[i]; i++) {
768 _eglLog(_EGL_DEBUG, "found extension `%s'", extensions[i]->name);
769 for (int j = 0; matches[j].name; j++) {
770 if (strcmp(extensions[i]->name, matches[j].name) == 0 &&
771 extensions[i]->version >= matches[j].version) {
772 field = ((char *) dri2_dpy + matches[j].offset);
773 *(const __DRIextension **) field = extensions[i];
774 _eglLog(_EGL_INFO, "found extension %s version %d",
775 extensions[i]->name, extensions[i]->version);
781 for (int j = 0; matches[j].name; j++) {
782 field = ((char *) dri2_dpy + matches[j].offset);
783 if (*(const __DRIextension **) field == NULL) {
785 _eglLog(_EGL_DEBUG, "did not find optional extension %s version %d",
786 matches[j].name, matches[j].version);
788 _eglLog(_EGL_WARNING, "did not find extension %s version %d",
789 matches[j].name, matches[j].version);
798 static const __DRIextension **
799 dri2_open_driver(_EGLDisplay *disp)
801 struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
802 static const char *search_path_vars[] = {
803 "LIBGL_DRIVERS_PATH",
807 return loader_open_driver(dri2_dpy->driver_name,
813 dri2_load_driver_common(_EGLDisplay *disp,
814 const struct dri2_extension_match *driver_extensions)
816 struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
817 const __DRIextension **extensions;
819 extensions = dri2_open_driver(disp);
823 if (!dri2_bind_extensions(dri2_dpy, driver_extensions, extensions, false)) {
824 dlclose(dri2_dpy->driver);
825 dri2_dpy->driver = NULL;
828 dri2_dpy->driver_extensions = extensions;
830 dri2_bind_extensions(dri2_dpy, optional_driver_extensions, extensions, true);
836 dri2_load_driver(_EGLDisplay *disp)
838 return dri2_load_driver_common(disp, dri2_driver_extensions);
842 dri2_load_driver_dri3(_EGLDisplay *disp)
844 return dri2_load_driver_common(disp, dri3_driver_extensions);
848 dri2_load_driver_swrast(_EGLDisplay *disp)
850 return dri2_load_driver_common(disp, swrast_driver_extensions);
854 dri2_renderer_query_integer(struct dri2_egl_display *dri2_dpy, int param)
856 const __DRI2rendererQueryExtension *rendererQuery = dri2_dpy->rendererQuery;
857 unsigned int value = 0;
859 if (!rendererQuery ||
860 rendererQuery->queryInteger(dri2_dpy->dri_screen, param, &value) == -1)
867 dri2_query_driver_name(_EGLDisplay *disp)
869 struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
870 return dri2_dpy->driver_name;
874 dri2_query_driver_config(_EGLDisplay *disp)
876 struct dri2_egl_display *dri2_dpy = dri2_egl_display_lock(disp);
877 const __DRIconfigOptionsExtension *ext = dri2_dpy->configOptions;
880 if (ext->base.version >= 2) {
881 ret = ext->getXml(dri2_dpy->driver_name);
883 ret = strdup(ext->xml);
886 mtx_unlock(&dri2_dpy->lock);
893 dri2_setup_screen(_EGLDisplay *disp)
895 struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
896 unsigned int api_mask;
899 * EGL 1.5 specification defines the default value to 1. Moreover,
900 * eglSwapInterval() is required to clamp requested value to the supported
901 * range. Since the default value is implicitly assumed to be supported,
902 * use it as both minimum and maximum for the platforms that do not allow
903 * changing the interval. Platforms, which allow it (e.g. x11, wayland)
904 * override these values already.
906 dri2_dpy->min_swap_interval = 1;
907 dri2_dpy->max_swap_interval = 1;
908 dri2_dpy->default_swap_interval = 1;
910 if (dri2_dpy->image_driver) {
911 api_mask = dri2_dpy->image_driver->getAPIMask(dri2_dpy->dri_screen);
912 } else if (dri2_dpy->dri2) {
913 api_mask = dri2_dpy->dri2->getAPIMask(dri2_dpy->dri_screen);
915 assert(dri2_dpy->swrast);
916 api_mask = 1 << __DRI_API_OPENGL |
917 1 << __DRI_API_GLES |
918 1 << __DRI_API_GLES2 |
919 1 << __DRI_API_GLES3;
922 disp->ClientAPIs = 0;
923 if ((api_mask & (1 <<__DRI_API_OPENGL)) && _eglIsApiValid(EGL_OPENGL_API))
924 disp->ClientAPIs |= EGL_OPENGL_BIT;
925 if ((api_mask & (1 << __DRI_API_GLES)) && _eglIsApiValid(EGL_OPENGL_ES_API))
926 disp->ClientAPIs |= EGL_OPENGL_ES_BIT;
927 if ((api_mask & (1 << __DRI_API_GLES2)) && _eglIsApiValid(EGL_OPENGL_ES_API))
928 disp->ClientAPIs |= EGL_OPENGL_ES2_BIT;
929 if ((api_mask & (1 << __DRI_API_GLES3)) && _eglIsApiValid(EGL_OPENGL_ES_API))
930 disp->ClientAPIs |= EGL_OPENGL_ES3_BIT_KHR;
932 assert(dri2_dpy->image_driver || dri2_dpy->dri2 || dri2_dpy->swrast);
933 disp->Extensions.KHR_no_config_context = EGL_TRUE;
934 disp->Extensions.KHR_surfaceless_context = EGL_TRUE;
936 if (dri2_dpy->configOptions) {
937 disp->Extensions.MESA_query_driver = EGL_TRUE;
940 /* Report back to EGL the bitmask of priorities supported */
941 disp->Extensions.IMG_context_priority =
942 dri2_renderer_query_integer(dri2_dpy,
943 __DRI2_RENDERER_HAS_CONTEXT_PRIORITY);
945 disp->Extensions.EXT_pixel_format_float = EGL_TRUE;
947 if (dri2_renderer_query_integer(dri2_dpy,
948 __DRI2_RENDERER_HAS_FRAMEBUFFER_SRGB))
949 disp->Extensions.KHR_gl_colorspace = EGL_TRUE;
951 if (dri2_dpy->image_driver ||
952 (dri2_dpy->dri2 && dri2_dpy->dri2->base.version >= 3) ||
953 (dri2_dpy->swrast && dri2_dpy->swrast->base.version >= 3)) {
954 disp->Extensions.KHR_create_context = EGL_TRUE;
956 if (dri2_dpy->robustness)
957 disp->Extensions.EXT_create_context_robustness = EGL_TRUE;
960 if (dri2_renderer_query_integer(dri2_dpy,
961 __DRI2_RENDERER_HAS_NO_ERROR_CONTEXT))
962 disp->Extensions.KHR_create_context_no_error = EGL_TRUE;
964 if (dri2_dpy->fence) {
965 disp->Extensions.KHR_fence_sync = EGL_TRUE;
966 disp->Extensions.KHR_wait_sync = EGL_TRUE;
967 if (dri2_dpy->fence->get_fence_from_cl_event)
968 disp->Extensions.KHR_cl_event2 = EGL_TRUE;
969 if (dri2_dpy->fence->base.version >= 2 &&
970 dri2_dpy->fence->get_capabilities) {
971 unsigned capabilities =
972 dri2_dpy->fence->get_capabilities(dri2_dpy->dri_screen);
973 disp->Extensions.ANDROID_native_fence_sync =
974 (capabilities & __DRI_FENCE_CAP_NATIVE_FD) != 0;
979 disp->Extensions.ANDROID_blob_cache = EGL_TRUE;
981 disp->Extensions.KHR_reusable_sync = EGL_TRUE;
983 if (dri2_dpy->image) {
984 if (dri2_dpy->image->base.version >= 10 &&
985 dri2_dpy->image->getCapabilities != NULL) {
988 capabilities = dri2_dpy->image->getCapabilities(dri2_dpy->dri_screen);
989 disp->Extensions.MESA_drm_image = (capabilities & __DRI_IMAGE_CAP_GLOBAL_NAMES) != 0;
991 if (dri2_dpy->image->base.version >= 11)
992 disp->Extensions.MESA_image_dma_buf_export = EGL_TRUE;
994 disp->Extensions.MESA_drm_image = EGL_TRUE;
995 if (dri2_dpy->image->base.version >= 11)
996 disp->Extensions.MESA_image_dma_buf_export = EGL_TRUE;
999 disp->Extensions.KHR_image_base = EGL_TRUE;
1000 disp->Extensions.KHR_gl_renderbuffer_image = EGL_TRUE;
1001 if (dri2_dpy->image->base.version >= 5 &&
1002 dri2_dpy->image->createImageFromTexture) {
1003 disp->Extensions.KHR_gl_texture_2D_image = EGL_TRUE;
1004 disp->Extensions.KHR_gl_texture_cubemap_image = EGL_TRUE;
1006 if (dri2_renderer_query_integer(dri2_dpy,
1007 __DRI2_RENDERER_HAS_TEXTURE_3D))
1008 disp->Extensions.KHR_gl_texture_3D_image = EGL_TRUE;
1011 if (dri2_dpy->image->base.version >= 8 &&
1012 dri2_dpy->image->createImageFromDmaBufs) {
1013 disp->Extensions.EXT_image_dma_buf_import = EGL_TRUE;
1014 disp->Extensions.EXT_image_dma_buf_import_modifiers = EGL_TRUE;
1019 if (dri2_dpy->flush_control)
1020 disp->Extensions.KHR_context_flush_control = EGL_TRUE;
1022 if (dri2_dpy->buffer_damage && dri2_dpy->buffer_damage->set_damage_region)
1023 disp->Extensions.KHR_partial_update = EGL_TRUE;
1025 disp->Extensions.EXT_protected_surface =
1026 dri2_renderer_query_integer(dri2_dpy,
1027 __DRI2_RENDERER_HAS_PROTECTED_CONTENT);
1031 dri2_setup_swap_interval(_EGLDisplay *disp, int max_swap_interval)
1033 struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
1034 GLint vblank_mode = DRI_CONF_VBLANK_DEF_INTERVAL_1;
1036 /* Allow driconf to override applications.*/
1037 if (dri2_dpy->config)
1038 dri2_dpy->config->configQueryi(dri2_dpy->dri_screen,
1039 "vblank_mode", &vblank_mode);
1040 switch (vblank_mode) {
1041 case DRI_CONF_VBLANK_NEVER:
1042 dri2_dpy->min_swap_interval = 0;
1043 dri2_dpy->max_swap_interval = 0;
1044 dri2_dpy->default_swap_interval = 0;
1046 case DRI_CONF_VBLANK_ALWAYS_SYNC:
1047 dri2_dpy->min_swap_interval = 1;
1048 dri2_dpy->max_swap_interval = max_swap_interval;
1049 dri2_dpy->default_swap_interval = 1;
1051 case DRI_CONF_VBLANK_DEF_INTERVAL_0:
1052 dri2_dpy->min_swap_interval = 0;
1053 dri2_dpy->max_swap_interval = max_swap_interval;
1054 dri2_dpy->default_swap_interval = 0;
1057 case DRI_CONF_VBLANK_DEF_INTERVAL_1:
1058 dri2_dpy->min_swap_interval = 0;
1059 dri2_dpy->max_swap_interval = max_swap_interval;
1060 dri2_dpy->default_swap_interval = 1;
1065 /* All platforms but DRM call this function to create the screen and populate
1066 * the driver_configs. DRM inherits that information from its display - GBM.
1069 dri2_create_screen(_EGLDisplay *disp)
1071 struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
1073 if (dri2_dpy->image_driver) {
1074 dri2_dpy->dri_screen =
1075 dri2_dpy->image_driver->createNewScreen2(0, dri2_dpy->fd,
1076 dri2_dpy->loader_extensions,
1077 dri2_dpy->driver_extensions,
1078 &dri2_dpy->driver_configs,
1080 } else if (dri2_dpy->dri2) {
1081 if (dri2_dpy->dri2->base.version >= 4) {
1082 dri2_dpy->dri_screen =
1083 dri2_dpy->dri2->createNewScreen2(0, dri2_dpy->fd,
1084 dri2_dpy->loader_extensions,
1085 dri2_dpy->driver_extensions,
1086 &dri2_dpy->driver_configs, disp);
1088 dri2_dpy->dri_screen =
1089 dri2_dpy->dri2->createNewScreen(0, dri2_dpy->fd,
1090 dri2_dpy->loader_extensions,
1091 &dri2_dpy->driver_configs, disp);
1094 assert(dri2_dpy->swrast);
1095 if (dri2_dpy->swrast->base.version >= 4) {
1096 dri2_dpy->dri_screen =
1097 dri2_dpy->swrast->createNewScreen2(0, dri2_dpy->loader_extensions,
1098 dri2_dpy->driver_extensions,
1099 &dri2_dpy->driver_configs, disp);
1101 dri2_dpy->dri_screen =
1102 dri2_dpy->swrast->createNewScreen(0, dri2_dpy->loader_extensions,
1103 &dri2_dpy->driver_configs, disp);
1107 if (dri2_dpy->dri_screen == NULL) {
1108 _eglLog(_EGL_WARNING, "egl: failed to create dri2 screen");
1112 dri2_dpy->own_dri_screen = true;
1117 dri2_setup_extensions(_EGLDisplay *disp)
1119 struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
1120 const struct dri2_extension_match *mandatory_core_extensions;
1121 const __DRIextension **extensions;
1123 extensions = dri2_dpy->core->getExtensions(dri2_dpy->dri_screen);
1125 if (dri2_dpy->image_driver || dri2_dpy->dri2)
1126 mandatory_core_extensions = dri2_core_extensions;
1128 mandatory_core_extensions = swrast_core_extensions;
1130 if (!dri2_bind_extensions(dri2_dpy, mandatory_core_extensions, extensions, false))
1133 #ifdef HAVE_DRI3_MODIFIERS
1134 dri2_dpy->multibuffers_available =
1135 (dri2_dpy->dri3_major_version > 1 || (dri2_dpy->dri3_major_version == 1 &&
1136 dri2_dpy->dri3_minor_version >= 2)) &&
1137 (dri2_dpy->present_major_version > 1 || (dri2_dpy->present_major_version == 1 &&
1138 dri2_dpy->present_minor_version >= 2)) &&
1139 (dri2_dpy->image && dri2_dpy->image->base.version >= 15);
1142 dri2_bind_extensions(dri2_dpy, optional_core_extensions, extensions, true);
1147 * Called via eglInitialize(), drv->Initialize().
1149 * This must be guaranteed to be called exactly once, even if eglInitialize is
1150 * called many times (without a eglTerminate in between).
1153 dri2_initialize(_EGLDisplay *disp)
1155 EGLBoolean ret = EGL_FALSE;
1156 struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
1158 /* In the case where the application calls eglMakeCurrent(context1),
1159 * eglTerminate, then eglInitialize again (without a call to eglReleaseThread
1160 * or eglMakeCurrent(NULL) before that), dri2_dpy structure is still
1161 * initialized, as we need it to be able to free context1 correctly.
1163 * It would probably be safest to forcibly release the display with
1164 * dri2_display_release, to make sure the display is reinitialized correctly.
1165 * However, the EGL spec states that we need to keep a reference to the
1166 * current context (so we cannot call dri2_make_current(NULL)), and therefore
1167 * we would leak context1 as we would be missing the old display connection
1168 * to free it up correctly.
1171 p_atomic_inc(&dri2_dpy->ref_count);
1175 loader_set_logger(_eglLog);
1177 switch (disp->Platform) {
1178 case _EGL_PLATFORM_SURFACELESS:
1179 ret = dri2_initialize_surfaceless(disp);
1181 case _EGL_PLATFORM_DEVICE:
1182 ret = dri2_initialize_device(disp);
1184 case _EGL_PLATFORM_X11:
1185 case _EGL_PLATFORM_XCB:
1186 ret = dri2_initialize_x11(disp);
1188 case _EGL_PLATFORM_DRM:
1189 ret = dri2_initialize_drm(disp);
1191 case _EGL_PLATFORM_WAYLAND:
1192 ret = dri2_initialize_wayland(disp);
1194 case _EGL_PLATFORM_ANDROID:
1195 ret = dri2_initialize_android(disp);
1198 unreachable("Callers ensure we cannot get here.");
1205 dri2_dpy = dri2_egl_display(disp);
1206 p_atomic_inc(&dri2_dpy->ref_count);
1208 mtx_init(&dri2_dpy->lock, mtx_plain);
1214 * Decrement display reference count, and free up display if necessary.
1217 dri2_display_release(_EGLDisplay *disp)
1219 struct dri2_egl_display *dri2_dpy;
1224 dri2_dpy = dri2_egl_display(disp);
1226 assert(dri2_dpy->ref_count > 0);
1228 if (!p_atomic_dec_zero(&dri2_dpy->ref_count))
1231 _eglCleanupDisplay(disp);
1232 dri2_display_destroy(disp);
1236 dri2_display_destroy(_EGLDisplay *disp)
1238 struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
1240 if (dri2_dpy->own_dri_screen) {
1241 if (dri2_dpy->vtbl && dri2_dpy->vtbl->close_screen_notify)
1242 dri2_dpy->vtbl->close_screen_notify(disp);
1243 dri2_dpy->core->destroyScreen(dri2_dpy->dri_screen);
1245 if (dri2_dpy->fd >= 0)
1246 close(dri2_dpy->fd);
1248 /* Don't dlclose the driver when building with the address sanitizer, so you
1249 * get good symbols from the leak reports.
1251 #if !BUILT_WITH_ASAN || defined(NDEBUG)
1252 if (dri2_dpy->driver)
1253 dlclose(dri2_dpy->driver);
1256 free(dri2_dpy->driver_name);
1258 #ifdef HAVE_WAYLAND_PLATFORM
1259 free(dri2_dpy->device_name);
1262 switch (disp->Platform) {
1263 case _EGL_PLATFORM_X11:
1264 dri2_teardown_x11(dri2_dpy);
1266 case _EGL_PLATFORM_DRM:
1267 dri2_teardown_drm(dri2_dpy);
1269 case _EGL_PLATFORM_WAYLAND:
1270 dri2_teardown_wayland(dri2_dpy);
1273 /* TODO: add teardown for other platforms */
1277 /* The drm platform does not create the screen/driver_configs but reuses
1278 * the ones from the gbm device. As such the gbm itself is responsible
1281 if (disp->Platform != _EGL_PLATFORM_DRM && dri2_dpy->driver_configs) {
1282 for (unsigned i = 0; dri2_dpy->driver_configs[i]; i++)
1283 free((__DRIconfig *) dri2_dpy->driver_configs[i]);
1284 free(dri2_dpy->driver_configs);
1287 disp->DriverData = NULL;
1291 dri2_egl_surface_alloc_local_buffer(struct dri2_egl_surface *dri2_surf,
1292 unsigned int att, unsigned int format)
1294 struct dri2_egl_display *dri2_dpy =
1295 dri2_egl_display(dri2_surf->base.Resource.Display);
1297 if (att >= ARRAY_SIZE(dri2_surf->local_buffers))
1300 if (!dri2_surf->local_buffers[att]) {
1301 dri2_surf->local_buffers[att] =
1302 dri2_dpy->dri2->allocateBuffer(dri2_dpy->dri_screen, att, format,
1303 dri2_surf->base.Width, dri2_surf->base.Height);
1306 return dri2_surf->local_buffers[att];
1310 dri2_egl_surface_free_local_buffers(struct dri2_egl_surface *dri2_surf)
1312 struct dri2_egl_display *dri2_dpy =
1313 dri2_egl_display(dri2_surf->base.Resource.Display);
1315 for (int i = 0; i < ARRAY_SIZE(dri2_surf->local_buffers); i++) {
1316 if (dri2_surf->local_buffers[i]) {
1317 dri2_dpy->dri2->releaseBuffer(dri2_dpy->dri_screen,
1318 dri2_surf->local_buffers[i]);
1319 dri2_surf->local_buffers[i] = NULL;
1325 * Called via eglTerminate(), drv->Terminate().
1327 * This must be guaranteed to be called exactly once, even if eglTerminate is
1328 * called many times (without a eglInitialize in between).
1331 dri2_terminate(_EGLDisplay *disp)
1333 /* Release all non-current Context/Surfaces. */
1334 _eglReleaseDisplayResources(disp);
1336 dri2_display_release(disp);
1342 * Set the error code after a call to
1343 * dri2_egl_display::dri2::createContextAttribs.
1346 dri2_create_context_attribs_error(int dri_error)
1350 switch (dri_error) {
1351 case __DRI_CTX_ERROR_SUCCESS:
1354 case __DRI_CTX_ERROR_NO_MEMORY:
1355 egl_error = EGL_BAD_ALLOC;
1358 /* From the EGL_KHR_create_context spec, section "Errors":
1360 * * If <config> does not support a client API context compatible
1361 * with the requested API major and minor version, [...] context flags,
1362 * and context reset notification behavior (for client API types where
1363 * these attributes are supported), then an EGL_BAD_MATCH error is
1366 * * If an OpenGL ES context is requested and the values for
1367 * attributes EGL_CONTEXT_MAJOR_VERSION_KHR and
1368 * EGL_CONTEXT_MINOR_VERSION_KHR specify an OpenGL ES version that
1369 * is not defined, than an EGL_BAD_MATCH error is generated.
1371 * * If an OpenGL context is requested, the requested version is
1372 * greater than 3.2, and the value for attribute
1373 * EGL_CONTEXT_OPENGL_PROFILE_MASK_KHR has no bits set; has any
1374 * bits set other than EGL_CONTEXT_OPENGL_CORE_PROFILE_BIT_KHR and
1375 * EGL_CONTEXT_OPENGL_COMPATIBILITY_PROFILE_BIT_KHR; has more than
1376 * one of these bits set; or if the implementation does not support
1377 * the requested profile, then an EGL_BAD_MATCH error is generated.
1379 case __DRI_CTX_ERROR_BAD_API:
1380 case __DRI_CTX_ERROR_BAD_VERSION:
1381 case __DRI_CTX_ERROR_BAD_FLAG:
1382 egl_error = EGL_BAD_MATCH;
1385 /* From the EGL_KHR_create_context spec, section "Errors":
1387 * * If an attribute name or attribute value in <attrib_list> is not
1388 * recognized (including unrecognized bits in bitmask attributes),
1389 * then an EGL_BAD_ATTRIBUTE error is generated."
1391 case __DRI_CTX_ERROR_UNKNOWN_ATTRIBUTE:
1392 case __DRI_CTX_ERROR_UNKNOWN_FLAG:
1393 egl_error = EGL_BAD_ATTRIBUTE;
1397 assert(!"unknown dri_error code");
1398 egl_error = EGL_BAD_MATCH;
1402 _eglError(egl_error, "dri2_create_context");
1406 dri2_fill_context_attribs(struct dri2_egl_context *dri2_ctx,
1407 struct dri2_egl_display *dri2_dpy,
1408 uint32_t *ctx_attribs,
1409 unsigned *num_attribs)
1413 assert(*num_attribs >= NUM_ATTRIBS);
1415 ctx_attribs[pos++] = __DRI_CTX_ATTRIB_MAJOR_VERSION;
1416 ctx_attribs[pos++] = dri2_ctx->base.ClientMajorVersion;
1417 ctx_attribs[pos++] = __DRI_CTX_ATTRIB_MINOR_VERSION;
1418 ctx_attribs[pos++] = dri2_ctx->base.ClientMinorVersion;
1420 if (dri2_ctx->base.Flags != 0) {
1421 /* If the implementation doesn't support the __DRI2_ROBUSTNESS
1422 * extension, don't even try to send it the robust-access flag.
1423 * It may explode. Instead, generate the required EGL error here.
1425 if ((dri2_ctx->base.Flags & EGL_CONTEXT_OPENGL_ROBUST_ACCESS_BIT_KHR) != 0
1426 && !dri2_dpy->robustness) {
1427 _eglError(EGL_BAD_MATCH, "eglCreateContext");
1431 ctx_attribs[pos++] = __DRI_CTX_ATTRIB_FLAGS;
1432 ctx_attribs[pos++] = dri2_ctx->base.Flags;
1435 if (dri2_ctx->base.ResetNotificationStrategy != EGL_NO_RESET_NOTIFICATION_KHR) {
1436 /* If the implementation doesn't support the __DRI2_ROBUSTNESS
1437 * extension, don't even try to send it a reset strategy. It may
1438 * explode. Instead, generate the required EGL error here.
1440 if (!dri2_dpy->robustness) {
1441 _eglError(EGL_BAD_CONFIG, "eglCreateContext");
1445 ctx_attribs[pos++] = __DRI_CTX_ATTRIB_RESET_STRATEGY;
1446 ctx_attribs[pos++] = __DRI_CTX_RESET_LOSE_CONTEXT;
1449 if (dri2_ctx->base.ContextPriority != EGL_CONTEXT_PRIORITY_MEDIUM_IMG) {
1452 switch (dri2_ctx->base.ContextPriority) {
1453 case EGL_CONTEXT_PRIORITY_HIGH_IMG:
1454 val = __DRI_CTX_PRIORITY_HIGH;
1456 case EGL_CONTEXT_PRIORITY_MEDIUM_IMG:
1457 val = __DRI_CTX_PRIORITY_MEDIUM;
1459 case EGL_CONTEXT_PRIORITY_LOW_IMG:
1460 val = __DRI_CTX_PRIORITY_LOW;
1463 _eglError(EGL_BAD_CONFIG, "eglCreateContext");
1467 ctx_attribs[pos++] = __DRI_CTX_ATTRIB_PRIORITY;
1468 ctx_attribs[pos++] = val;
1471 if (dri2_ctx->base.ReleaseBehavior == EGL_CONTEXT_RELEASE_BEHAVIOR_NONE_KHR) {
1472 ctx_attribs[pos++] = __DRI_CTX_ATTRIB_RELEASE_BEHAVIOR;
1473 ctx_attribs[pos++] = __DRI_CTX_RELEASE_BEHAVIOR_NONE;
1476 if (dri2_ctx->base.NoError) {
1477 ctx_attribs[pos++] = __DRI_CTX_ATTRIB_NO_ERROR;
1478 ctx_attribs[pos++] = true;
1487 * Called via eglCreateContext(), drv->CreateContext().
1489 static _EGLContext *
1490 dri2_create_context(_EGLDisplay *disp, _EGLConfig *conf,
1491 _EGLContext *share_list, const EGLint *attrib_list)
1493 struct dri2_egl_context *dri2_ctx;
1494 struct dri2_egl_display *dri2_dpy = dri2_egl_display_lock(disp);
1495 struct dri2_egl_context *dri2_ctx_shared = dri2_egl_context(share_list);
1496 __DRIcontext *shared =
1497 dri2_ctx_shared ? dri2_ctx_shared->dri_context : NULL;
1498 struct dri2_egl_config *dri2_config = dri2_egl_config(conf);
1499 const __DRIconfig *dri_config;
1502 unsigned num_attribs = NUM_ATTRIBS;
1503 uint32_t ctx_attribs[NUM_ATTRIBS];
1505 dri2_ctx = malloc(sizeof *dri2_ctx);
1507 dri2_egl_error_unlock(dri2_dpy, EGL_BAD_ALLOC, "eglCreateContext");
1511 if (!_eglInitContext(&dri2_ctx->base, disp, conf, attrib_list))
1514 /* The EGL_EXT_create_context_robustness spec says:
1516 * "Add to the eglCreateContext context creation errors: [...]
1518 * * If the reset notification behavior of <share_context> and the
1519 * newly created context are different then an EGL_BAD_MATCH error is
1522 if (share_list && share_list->ResetNotificationStrategy !=
1523 dri2_ctx->base.ResetNotificationStrategy) {
1524 _eglError(EGL_BAD_MATCH, "eglCreateContext");
1528 /* The EGL_KHR_create_context_no_error spec says:
1530 * "BAD_MATCH is generated if the value of EGL_CONTEXT_OPENGL_NO_ERROR_KHR
1531 * used to create <share_context> does not match the value of
1532 * EGL_CONTEXT_OPENGL_NO_ERROR_KHR for the context being created."
1534 if (share_list && share_list->NoError != dri2_ctx->base.NoError) {
1535 _eglError(EGL_BAD_MATCH, "eglCreateContext");
1539 switch (dri2_ctx->base.ClientAPI) {
1540 case EGL_OPENGL_ES_API:
1541 switch (dri2_ctx->base.ClientMajorVersion) {
1543 api = __DRI_API_GLES;
1546 api = __DRI_API_GLES2;
1549 api = __DRI_API_GLES3;
1552 _eglError(EGL_BAD_PARAMETER, "eglCreateContext");
1556 case EGL_OPENGL_API:
1557 if ((dri2_ctx->base.ClientMajorVersion >= 4
1558 || (dri2_ctx->base.ClientMajorVersion == 3
1559 && dri2_ctx->base.ClientMinorVersion >= 2))
1560 && dri2_ctx->base.Profile == EGL_CONTEXT_OPENGL_CORE_PROFILE_BIT_KHR)
1561 api = __DRI_API_OPENGL_CORE;
1562 else if (dri2_ctx->base.ClientMajorVersion == 3 &&
1563 dri2_ctx->base.ClientMinorVersion == 1)
1564 api = __DRI_API_OPENGL_CORE;
1566 api = __DRI_API_OPENGL;
1569 _eglError(EGL_BAD_PARAMETER, "eglCreateContext");
1574 /* The config chosen here isn't necessarily
1575 * used for surfaces later.
1576 * A pixmap surface will use the single config.
1577 * This opportunity depends on disabling the
1578 * doubleBufferMode check in
1579 * src/mesa/main/context.c:check_compatible()
1581 if (dri2_config->dri_config[1][0])
1582 dri_config = dri2_config->dri_config[1][0];
1584 dri_config = dri2_config->dri_config[0][0];
1589 if (!dri2_fill_context_attribs(dri2_ctx, dri2_dpy, ctx_attribs,
1593 if (dri2_dpy->image_driver) {
1594 dri2_ctx->dri_context =
1595 dri2_dpy->image_driver->createContextAttribs(dri2_dpy->dri_screen,
1603 dri2_create_context_attribs_error(error);
1604 } else if (dri2_dpy->dri2) {
1605 if (dri2_dpy->dri2->base.version >= 3) {
1606 dri2_ctx->dri_context =
1607 dri2_dpy->dri2->createContextAttribs(dri2_dpy->dri_screen,
1615 dri2_create_context_attribs_error(error);
1617 dri2_ctx->dri_context =
1618 dri2_dpy->dri2->createNewContextForAPI(dri2_dpy->dri_screen,
1625 assert(dri2_dpy->swrast);
1626 if (dri2_dpy->swrast->base.version >= 3) {
1627 dri2_ctx->dri_context =
1628 dri2_dpy->swrast->createContextAttribs(dri2_dpy->dri_screen,
1636 dri2_create_context_attribs_error(error);
1638 dri2_ctx->dri_context =
1639 dri2_dpy->swrast->createNewContextForAPI(dri2_dpy->dri_screen,
1647 if (!dri2_ctx->dri_context)
1650 mtx_unlock(&dri2_dpy->lock);
1652 return &dri2_ctx->base;
1655 mtx_unlock(&dri2_dpy->lock);
1661 * Called via eglDestroyContext(), drv->DestroyContext().
1664 dri2_destroy_context(_EGLDisplay *disp, _EGLContext *ctx)
1666 struct dri2_egl_context *dri2_ctx = dri2_egl_context(ctx);
1667 struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
1669 if (_eglPutContext(ctx)) {
1670 dri2_dpy->core->destroyContext(dri2_ctx->dri_context);
1678 dri2_init_surface(_EGLSurface *surf, _EGLDisplay *disp, EGLint type,
1679 _EGLConfig *conf, const EGLint *attrib_list,
1680 EGLBoolean enable_out_fence, void *native_surface)
1682 struct dri2_egl_surface *dri2_surf = dri2_egl_surface(surf);
1683 struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
1685 dri2_surf->out_fence_fd = -1;
1686 dri2_surf->enable_out_fence = false;
1687 if (dri2_dpy->fence && dri2_dpy->fence->base.version >= 2 &&
1688 dri2_dpy->fence->get_capabilities &&
1689 (dri2_dpy->fence->get_capabilities(dri2_dpy->dri_screen) &
1690 __DRI_FENCE_CAP_NATIVE_FD)) {
1691 dri2_surf->enable_out_fence = enable_out_fence;
1694 return _eglInitSurface(surf, disp, type, conf, attrib_list, native_surface);
1698 dri2_surface_set_out_fence_fd( _EGLSurface *surf, int fence_fd)
1700 struct dri2_egl_surface *dri2_surf = dri2_egl_surface(surf);
1702 if (dri2_surf->out_fence_fd >= 0)
1703 close(dri2_surf->out_fence_fd);
1705 dri2_surf->out_fence_fd = fence_fd;
1709 dri2_fini_surface(_EGLSurface *surf)
1711 struct dri2_egl_surface *dri2_surf = dri2_egl_surface(surf);
1713 dri2_surface_set_out_fence_fd(surf, -1);
1714 dri2_surf->enable_out_fence = false;
1718 dri2_destroy_surface(_EGLDisplay *disp, _EGLSurface *surf)
1720 struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
1721 EGLBoolean ret = EGL_TRUE;
1723 if (_eglPutSurface(surf))
1724 ret = dri2_dpy->vtbl->destroy_surface(disp, surf);
1730 dri2_surf_update_fence_fd(_EGLContext *ctx,
1731 _EGLDisplay *disp, _EGLSurface *surf)
1733 __DRIcontext *dri_ctx = dri2_egl_context(ctx)->dri_context;
1734 struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
1735 struct dri2_egl_surface *dri2_surf = dri2_egl_surface(surf);
1739 if (!dri2_surf->enable_out_fence)
1742 fence = dri2_dpy->fence->create_fence_fd(dri_ctx, -1);
1744 fence_fd = dri2_dpy->fence->get_fence_fd(dri2_dpy->dri_screen,
1746 dri2_dpy->fence->destroy_fence(dri2_dpy->dri_screen, fence);
1748 dri2_surface_set_out_fence_fd(surf, fence_fd);
1752 dri2_create_drawable(struct dri2_egl_display *dri2_dpy,
1753 const __DRIconfig *config,
1754 struct dri2_egl_surface *dri2_surf,
1755 void *loaderPrivate)
1757 if (dri2_dpy->kopper) {
1758 dri2_surf->dri_drawable =
1759 dri2_dpy->kopper->createNewDrawable(dri2_dpy->dri_screen, config, loaderPrivate,
1760 dri2_surf->base.Type == EGL_PBUFFER_BIT ||
1761 dri2_surf->base.Type == EGL_PIXMAP_BIT);
1763 __DRIcreateNewDrawableFunc createNewDrawable;
1764 if (dri2_dpy->image_driver)
1765 createNewDrawable = dri2_dpy->image_driver->createNewDrawable;
1766 else if (dri2_dpy->dri2)
1767 createNewDrawable = dri2_dpy->dri2->createNewDrawable;
1768 else if (dri2_dpy->swrast)
1769 createNewDrawable = dri2_dpy->swrast->createNewDrawable;
1771 return _eglError(EGL_BAD_ALLOC, "no createNewDrawable");
1773 dri2_surf->dri_drawable = createNewDrawable(dri2_dpy->dri_screen,
1774 config, loaderPrivate);
1776 if (dri2_surf->dri_drawable == NULL)
1777 return _eglError(EGL_BAD_ALLOC, "createNewDrawable");
1783 * Called via eglMakeCurrent(), drv->MakeCurrent().
1786 dri2_make_current(_EGLDisplay *disp, _EGLSurface *dsurf,
1787 _EGLSurface *rsurf, _EGLContext *ctx)
1789 struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
1790 struct dri2_egl_context *dri2_ctx = dri2_egl_context(ctx);
1791 _EGLDisplay *old_disp = NULL;
1792 struct dri2_egl_display *old_dri2_dpy = NULL;
1793 _EGLContext *old_ctx;
1794 _EGLSurface *old_dsurf, *old_rsurf;
1795 _EGLSurface *tmp_dsurf, *tmp_rsurf;
1796 __DRIdrawable *ddraw, *rdraw;
1798 EGLint egl_error = EGL_SUCCESS;
1801 return _eglError(EGL_NOT_INITIALIZED, "eglMakeCurrent");
1803 /* make new bindings, set the EGL error otherwise */
1804 if (!_eglBindContext(ctx, dsurf, rsurf, &old_ctx, &old_dsurf, &old_rsurf))
1807 if (old_ctx == ctx && old_dsurf == dsurf && old_rsurf == rsurf) {
1808 _eglPutSurface(old_dsurf);
1809 _eglPutSurface(old_rsurf);
1810 _eglPutContext(old_ctx);
1815 __DRIcontext *old_cctx = dri2_egl_context(old_ctx)->dri_context;
1816 old_disp = old_ctx->Resource.Display;
1817 old_dri2_dpy = dri2_egl_display(old_disp);
1819 /* Disable shared buffer mode */
1820 if (old_dsurf && _eglSurfaceInSharedBufferMode(old_dsurf) &&
1821 old_dri2_dpy->vtbl->set_shared_buffer_mode) {
1822 old_dri2_dpy->vtbl->set_shared_buffer_mode(old_disp, old_dsurf, false);
1825 dri2_dpy->core->unbindContext(old_cctx);
1828 dri2_surf_update_fence_fd(old_ctx, disp, old_dsurf);
1831 ddraw = (dsurf) ? dri2_dpy->vtbl->get_dri_drawable(dsurf) : NULL;
1832 rdraw = (rsurf) ? dri2_dpy->vtbl->get_dri_drawable(rsurf) : NULL;
1833 cctx = (dri2_ctx) ? dri2_ctx->dri_context : NULL;
1835 if (cctx || ddraw || rdraw) {
1836 if (!dri2_dpy->core->bindContext(cctx, ddraw, rdraw)) {
1837 _EGLContext *tmp_ctx;
1839 /* dri2_dpy->core->bindContext failed. We cannot tell for sure why, but
1840 * setting the error to EGL_BAD_MATCH is surely better than leaving it
1843 egl_error = EGL_BAD_MATCH;
1845 /* undo the previous _eglBindContext */
1846 _eglBindContext(old_ctx, old_dsurf, old_rsurf, &ctx, &tmp_dsurf, &tmp_rsurf);
1847 assert(&dri2_ctx->base == ctx &&
1848 tmp_dsurf == dsurf &&
1849 tmp_rsurf == rsurf);
1851 _eglPutSurface(dsurf);
1852 _eglPutSurface(rsurf);
1853 _eglPutContext(ctx);
1855 _eglPutSurface(old_dsurf);
1856 _eglPutSurface(old_rsurf);
1857 _eglPutContext(old_ctx);
1859 ddraw = (old_dsurf) ? dri2_dpy->vtbl->get_dri_drawable(old_dsurf) : NULL;
1860 rdraw = (old_rsurf) ? dri2_dpy->vtbl->get_dri_drawable(old_rsurf) : NULL;
1861 cctx = (old_ctx) ? dri2_egl_context(old_ctx)->dri_context : NULL;
1863 /* undo the previous dri2_dpy->core->unbindContext */
1864 if (dri2_dpy->core->bindContext(cctx, ddraw, rdraw)) {
1865 if (old_dsurf && _eglSurfaceInSharedBufferMode(old_dsurf) &&
1866 old_dri2_dpy->vtbl->set_shared_buffer_mode) {
1867 old_dri2_dpy->vtbl->set_shared_buffer_mode(old_disp, old_dsurf, true);
1870 return _eglError(egl_error, "eglMakeCurrent");
1873 /* We cannot restore the same state as it was before calling
1874 * eglMakeCurrent() and the spec isn't clear about what to do. We
1875 * can prevent EGL from calling into the DRI driver with no DRI
1878 dsurf = rsurf = NULL;
1881 _eglBindContext(ctx, dsurf, rsurf, &tmp_ctx, &tmp_dsurf, &tmp_rsurf);
1882 assert(tmp_ctx == old_ctx && tmp_dsurf == old_dsurf &&
1883 tmp_rsurf == old_rsurf);
1885 _eglLog(_EGL_WARNING, "DRI2: failed to rebind the previous context");
1887 /* dri2_dpy->core->bindContext succeeded, so take a reference on the
1888 * dri2_dpy. This prevents dri2_dpy from being reinitialized when a
1889 * EGLDisplay is terminated and then initialized again while a
1890 * context is still bound. See dri2_intitialize() for a more in depth
1892 p_atomic_inc(&dri2_dpy->ref_count);
1896 dri2_destroy_surface(disp, old_dsurf);
1897 dri2_destroy_surface(disp, old_rsurf);
1900 dri2_destroy_context(disp, old_ctx);
1901 dri2_display_release(old_disp);
1904 if (egl_error != EGL_SUCCESS)
1905 return _eglError(egl_error, "eglMakeCurrent");
1907 if (dsurf && _eglSurfaceHasMutableRenderBuffer(dsurf) &&
1908 dri2_dpy->vtbl->set_shared_buffer_mode) {
1909 /* Always update the shared buffer mode. This is obviously needed when
1910 * the active EGL_RENDER_BUFFER is EGL_SINGLE_BUFFER. When
1911 * EGL_RENDER_BUFFER is EGL_BACK_BUFFER, the update protects us in the
1912 * case where external non-EGL API may have changed window's shared
1913 * buffer mode since we last saw it.
1915 bool mode = (dsurf->ActiveRenderBuffer == EGL_SINGLE_BUFFER);
1916 dri2_dpy->vtbl->set_shared_buffer_mode(disp, dsurf, mode);
1923 dri2_surface_get_dri_drawable(_EGLSurface *surf)
1925 struct dri2_egl_surface *dri2_surf = dri2_egl_surface(surf);
1927 return dri2_surf->dri_drawable;
1931 * Called from eglGetProcAddress() via drv->GetProcAddress().
1934 dri2_get_proc_address(const char *procname)
1936 return _glapi_get_proc_address(procname);
1940 dri2_create_window_surface(_EGLDisplay *disp, _EGLConfig *conf,
1941 void *native_window, const EGLint *attrib_list)
1943 struct dri2_egl_display *dri2_dpy = dri2_egl_display_lock(disp);
1945 dri2_dpy->vtbl->create_window_surface(disp, conf, native_window,
1947 mtx_unlock(&dri2_dpy->lock);
1952 dri2_create_pixmap_surface(_EGLDisplay *disp, _EGLConfig *conf,
1953 void *native_pixmap, const EGLint *attrib_list)
1955 struct dri2_egl_display *dri2_dpy = dri2_egl_display_lock(disp);
1956 _EGLSurface *ret = NULL;
1958 if (dri2_dpy->vtbl->create_pixmap_surface)
1959 ret = dri2_dpy->vtbl->create_pixmap_surface(disp, conf, native_pixmap,
1962 mtx_unlock(&dri2_dpy->lock);
1968 dri2_create_pbuffer_surface(_EGLDisplay *disp, _EGLConfig *conf,
1969 const EGLint *attrib_list)
1971 struct dri2_egl_display *dri2_dpy = dri2_egl_display_lock(disp);
1972 _EGLSurface *ret = NULL;
1974 if (dri2_dpy->vtbl->create_pbuffer_surface)
1975 ret = dri2_dpy->vtbl->create_pbuffer_surface(disp, conf, attrib_list);
1977 mtx_unlock(&dri2_dpy->lock);
1983 dri2_swap_interval(_EGLDisplay *disp, _EGLSurface *surf, EGLint interval)
1985 struct dri2_egl_display *dri2_dpy = dri2_egl_display_lock(disp);
1986 EGLBoolean ret = EGL_TRUE;
1988 if (dri2_dpy->vtbl->swap_interval)
1989 ret = dri2_dpy->vtbl->swap_interval(disp, surf, interval);
1991 mtx_unlock(&dri2_dpy->lock);
1997 * Asks the client API to flush any rendering to the drawable so that we can
1998 * do our swapbuffers.
2001 dri2_flush_drawable_for_swapbuffers(_EGLDisplay *disp, _EGLSurface *draw)
2003 struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
2004 __DRIdrawable *dri_drawable = dri2_dpy->vtbl->get_dri_drawable(draw);
2006 if (dri2_dpy->flush) {
2007 if (dri2_dpy->flush->base.version >= 4) {
2008 /* We know there's a current context because:
2010 * "If surface is not bound to the calling thread’s current
2011 * context, an EGL_BAD_SURFACE error is generated."
2013 _EGLContext *ctx = _eglGetCurrentContext();
2014 struct dri2_egl_context *dri2_ctx = dri2_egl_context(ctx);
2016 /* From the EGL 1.4 spec (page 52):
2018 * "The contents of ancillary buffers are always undefined
2019 * after calling eglSwapBuffers."
2021 dri2_dpy->flush->flush_with_flags(dri2_ctx->dri_context,
2023 __DRI2_FLUSH_DRAWABLE |
2024 __DRI2_FLUSH_INVALIDATE_ANCILLARY,
2025 __DRI2_THROTTLE_SWAPBUFFER);
2027 dri2_dpy->flush->flush(dri_drawable);
2033 dri2_swap_buffers(_EGLDisplay *disp, _EGLSurface *surf)
2035 struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
2036 __DRIdrawable *dri_drawable = dri2_dpy->vtbl->get_dri_drawable(surf);
2037 _EGLContext *ctx = _eglGetCurrentContext();
2041 dri2_surf_update_fence_fd(ctx, disp, surf);
2042 ret = dri2_dpy->vtbl->swap_buffers(disp, surf);
2044 /* SwapBuffers marks the end of the frame; reset the damage region for
2045 * use again next time.
2047 if (ret && dri2_dpy->buffer_damage &&
2048 dri2_dpy->buffer_damage->set_damage_region)
2049 dri2_dpy->buffer_damage->set_damage_region(dri_drawable, 0, NULL);
2055 dri2_swap_buffers_with_damage(_EGLDisplay *disp, _EGLSurface *surf,
2056 const EGLint *rects, EGLint n_rects)
2058 struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
2059 __DRIdrawable *dri_drawable = dri2_dpy->vtbl->get_dri_drawable(surf);
2060 _EGLContext *ctx = _eglGetCurrentContext();
2064 dri2_surf_update_fence_fd(ctx, disp, surf);
2065 if (dri2_dpy->vtbl->swap_buffers_with_damage)
2066 ret = dri2_dpy->vtbl->swap_buffers_with_damage(disp, surf,
2069 ret = dri2_dpy->vtbl->swap_buffers(disp, surf);
2071 /* SwapBuffers marks the end of the frame; reset the damage region for
2072 * use again next time.
2074 if (ret && dri2_dpy->buffer_damage &&
2075 dri2_dpy->buffer_damage->set_damage_region)
2076 dri2_dpy->buffer_damage->set_damage_region(dri_drawable, 0, NULL);
2082 dri2_swap_buffers_region(_EGLDisplay *disp, _EGLSurface *surf,
2083 EGLint numRects, const EGLint *rects)
2085 struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
2086 __DRIdrawable *dri_drawable = dri2_dpy->vtbl->get_dri_drawable(surf);
2089 if (!dri2_dpy->vtbl->swap_buffers_region)
2091 ret = dri2_dpy->vtbl->swap_buffers_region(disp, surf, numRects, rects);
2093 /* SwapBuffers marks the end of the frame; reset the damage region for
2094 * use again next time.
2096 if (ret && dri2_dpy->buffer_damage &&
2097 dri2_dpy->buffer_damage->set_damage_region)
2098 dri2_dpy->buffer_damage->set_damage_region(dri_drawable, 0, NULL);
2104 dri2_set_damage_region(_EGLDisplay *disp, _EGLSurface *surf,
2105 EGLint *rects, EGLint n_rects)
2107 struct dri2_egl_display *dri2_dpy = dri2_egl_display_lock(disp);
2108 __DRIdrawable *drawable = dri2_dpy->vtbl->get_dri_drawable(surf);
2110 if (!dri2_dpy->buffer_damage || !dri2_dpy->buffer_damage->set_damage_region) {
2111 mtx_unlock(&dri2_dpy->lock);
2115 dri2_dpy->buffer_damage->set_damage_region(drawable, n_rects, rects);
2116 mtx_unlock(&dri2_dpy->lock);
2121 dri2_post_sub_buffer(_EGLDisplay *disp, _EGLSurface *surf,
2122 EGLint x, EGLint y, EGLint width, EGLint height)
2124 struct dri2_egl_display *dri2_dpy = dri2_egl_display_lock(disp);
2125 EGLBoolean ret = EGL_FALSE;
2127 if (dri2_dpy->vtbl->post_sub_buffer)
2128 ret = dri2_dpy->vtbl->post_sub_buffer(disp, surf, x, y, width, height);
2130 mtx_unlock(&dri2_dpy->lock);
2136 dri2_copy_buffers(_EGLDisplay *disp, _EGLSurface *surf, void *native_pixmap_target)
2138 struct dri2_egl_display *dri2_dpy = dri2_egl_display_lock(disp);
2139 if (!dri2_dpy->vtbl->copy_buffers)
2140 return dri2_egl_error_unlock(dri2_dpy, EGL_BAD_NATIVE_PIXMAP, "no support for native pixmaps");
2141 EGLBoolean ret = dri2_dpy->vtbl->copy_buffers(disp, surf, native_pixmap_target);
2142 mtx_unlock(&dri2_dpy->lock);
2147 dri2_query_buffer_age(_EGLDisplay *disp, _EGLSurface *surf)
2149 struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
2150 if (!dri2_dpy->vtbl->query_buffer_age)
2152 return dri2_dpy->vtbl->query_buffer_age(disp, surf);
2156 dri2_wait_client(_EGLDisplay *disp, _EGLContext *ctx)
2158 struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
2159 _EGLSurface *surf = ctx->DrawSurface;
2160 __DRIdrawable *dri_drawable = dri2_dpy->vtbl->get_dri_drawable(surf);
2162 /* FIXME: If EGL allows frontbuffer rendering for window surfaces,
2163 * we need to copy fake to real here.*/
2165 if (dri2_dpy->flush != NULL)
2166 dri2_dpy->flush->flush(dri_drawable);
2172 dri2_wait_native(EGLint engine)
2174 if (engine != EGL_CORE_NATIVE_ENGINE)
2175 return _eglError(EGL_BAD_PARAMETER, "eglWaitNative");
2182 dri2_bind_tex_image(_EGLDisplay *disp, _EGLSurface *surf, EGLint buffer)
2184 struct dri2_egl_display *dri2_dpy = dri2_egl_display_lock(disp);
2185 struct dri2_egl_context *dri2_ctx;
2187 GLint format, target;
2188 __DRIdrawable *dri_drawable = dri2_dpy->vtbl->get_dri_drawable(surf);
2190 ctx = _eglGetCurrentContext();
2191 dri2_ctx = dri2_egl_context(ctx);
2193 if (!_eglBindTexImage(disp, surf, buffer)) {
2194 mtx_unlock(&dri2_dpy->lock);
2198 switch (surf->TextureFormat) {
2199 case EGL_TEXTURE_RGB:
2200 format = __DRI_TEXTURE_FORMAT_RGB;
2202 case EGL_TEXTURE_RGBA:
2203 format = __DRI_TEXTURE_FORMAT_RGBA;
2206 assert(!"Unexpected texture format in dri2_bind_tex_image()");
2207 format = __DRI_TEXTURE_FORMAT_RGBA;
2210 switch (surf->TextureTarget) {
2211 case EGL_TEXTURE_2D:
2212 target = GL_TEXTURE_2D;
2215 target = GL_TEXTURE_2D;
2216 assert(!"Unexpected texture target in dri2_bind_tex_image()");
2219 dri2_dpy->tex_buffer->setTexBuffer2(dri2_ctx->dri_context,
2223 mtx_unlock(&dri2_dpy->lock);
2229 dri2_release_tex_image(_EGLDisplay *disp, _EGLSurface *surf, EGLint buffer)
2231 struct dri2_egl_display *dri2_dpy = dri2_egl_display_lock(disp);
2232 struct dri2_egl_context *dri2_ctx;
2235 __DRIdrawable *dri_drawable = dri2_dpy->vtbl->get_dri_drawable(surf);
2237 ctx = _eglGetCurrentContext();
2238 dri2_ctx = dri2_egl_context(ctx);
2240 if (!_eglReleaseTexImage(disp, surf, buffer)) {
2241 mtx_unlock(&dri2_dpy->lock);
2245 switch (surf->TextureTarget) {
2246 case EGL_TEXTURE_2D:
2247 target = GL_TEXTURE_2D;
2250 assert(!"missing texture target");
2253 if (dri2_dpy->tex_buffer->base.version >= 3 &&
2254 dri2_dpy->tex_buffer->releaseTexBuffer != NULL) {
2255 dri2_dpy->tex_buffer->releaseTexBuffer(dri2_ctx->dri_context,
2256 target, dri_drawable);
2259 mtx_unlock(&dri2_dpy->lock);
2265 dri2_create_image(_EGLDisplay *disp, _EGLContext *ctx, EGLenum target,
2266 EGLClientBuffer buffer, const EGLint *attr_list)
2268 struct dri2_egl_display *dri2_dpy = dri2_egl_display_lock(disp);
2269 _EGLImage *ret = dri2_dpy->vtbl->create_image(disp, ctx, target, buffer,
2271 mtx_unlock(&dri2_dpy->lock);
2276 dri2_create_image_from_dri(_EGLDisplay *disp, __DRIimage *dri_image)
2278 struct dri2_egl_image *dri2_img;
2280 if (dri_image == NULL) {
2281 _eglError(EGL_BAD_ALLOC, "dri2_create_image");
2285 dri2_img = malloc(sizeof *dri2_img);
2287 _eglError(EGL_BAD_ALLOC, "dri2_create_image");
2291 _eglInitImage(&dri2_img->base, disp);
2293 dri2_img->dri_image = dri_image;
2295 return &dri2_img->base;
2299 * Translate a DRI Image extension error code into an EGL error code.
2302 egl_error_from_dri_image_error(int dri_error)
2304 switch (dri_error) {
2305 case __DRI_IMAGE_ERROR_SUCCESS:
2307 case __DRI_IMAGE_ERROR_BAD_ALLOC:
2308 return EGL_BAD_ALLOC;
2309 case __DRI_IMAGE_ERROR_BAD_MATCH:
2310 return EGL_BAD_MATCH;
2311 case __DRI_IMAGE_ERROR_BAD_PARAMETER:
2312 return EGL_BAD_PARAMETER;
2313 case __DRI_IMAGE_ERROR_BAD_ACCESS:
2314 return EGL_BAD_ACCESS;
2316 assert(!"unknown dri_error code");
2317 return EGL_BAD_ALLOC;
2322 dri2_create_image_khr_renderbuffer(_EGLDisplay *disp, _EGLContext *ctx,
2323 EGLClientBuffer buffer,
2324 const EGLint *attr_list)
2326 struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
2327 struct dri2_egl_context *dri2_ctx = dri2_egl_context(ctx);
2328 GLuint renderbuffer = (GLuint) (uintptr_t) buffer;
2329 __DRIimage *dri_image;
2331 if (renderbuffer == 0) {
2332 _eglError(EGL_BAD_PARAMETER, "dri2_create_image_khr");
2333 return EGL_NO_IMAGE_KHR;
2336 if (!disp->Extensions.KHR_gl_renderbuffer_image) {
2337 _eglError(EGL_BAD_PARAMETER, "dri2_create_image_khr");
2338 return EGL_NO_IMAGE_KHR;
2341 if (dri2_dpy->image->base.version >= 17 &&
2342 dri2_dpy->image->createImageFromRenderbuffer2) {
2343 unsigned error = ~0;
2345 dri_image = dri2_dpy->image->createImageFromRenderbuffer2(
2346 dri2_ctx->dri_context, renderbuffer, NULL, &error);
2348 assert(!!dri_image == (error == __DRI_IMAGE_ERROR_SUCCESS));
2351 _eglError(egl_error_from_dri_image_error(error), "dri2_create_image_khr");
2352 return EGL_NO_IMAGE_KHR;
2355 dri_image = dri2_dpy->image->createImageFromRenderbuffer(
2356 dri2_ctx->dri_context, renderbuffer, NULL);
2358 _eglError(EGL_BAD_ALLOC, "dri2_create_image_khr");
2359 return EGL_NO_IMAGE_KHR;
2363 return dri2_create_image_from_dri(disp, dri_image);
2366 #ifdef HAVE_WAYLAND_PLATFORM
2368 /* This structure describes how a wl_buffer maps to one or more
2369 * __DRIimages. A wl_drm_buffer stores the wl_drm format code and the
2370 * offsets and strides of the planes in the buffer. This table maps a
2371 * wl_drm format code to a description of the planes in the buffer
2372 * that lets us create a __DRIimage for each of the planes. */
2374 static const struct wl_drm_components_descriptor {
2375 uint32_t dri_components;
2378 } wl_drm_components[] = {
2379 { __DRI_IMAGE_COMPONENTS_RGB, EGL_TEXTURE_RGB, 1 },
2380 { __DRI_IMAGE_COMPONENTS_RGBA, EGL_TEXTURE_RGBA, 1 },
2381 { __DRI_IMAGE_COMPONENTS_Y_U_V, EGL_TEXTURE_Y_U_V_WL, 3 },
2382 { __DRI_IMAGE_COMPONENTS_Y_UV, EGL_TEXTURE_Y_UV_WL, 2 },
2383 { __DRI_IMAGE_COMPONENTS_Y_XUXV, EGL_TEXTURE_Y_XUXV_WL, 2 },
2387 dri2_create_image_wayland_wl_buffer(_EGLDisplay *disp, _EGLContext *ctx,
2388 EGLClientBuffer _buffer,
2389 const EGLint *attr_list)
2391 struct wl_drm_buffer *buffer;
2392 struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
2393 const struct wl_drm_components_descriptor *f;
2394 __DRIimage *dri_image;
2395 _EGLImageAttribs attrs;
2398 buffer = wayland_drm_buffer_get(dri2_dpy->wl_server_drm,
2399 (struct wl_resource *) _buffer);
2403 if (!_eglParseImageAttribList(&attrs, disp, attr_list))
2406 plane = attrs.PlaneWL;
2407 f = buffer->driver_format;
2408 if (plane < 0 || plane >= f->nplanes) {
2409 _eglError(EGL_BAD_PARAMETER,
2410 "dri2_create_image_wayland_wl_buffer (plane out of bounds)");
2414 dri_image = dri2_dpy->image->fromPlanar(buffer->driver_buffer, plane, NULL);
2415 if (dri_image == NULL && plane == 0)
2416 dri_image = dri2_dpy->image->dupImage(buffer->driver_buffer, NULL);
2417 if (dri_image == NULL) {
2418 _eglError(EGL_BAD_PARAMETER, "dri2_create_image_wayland_wl_buffer");
2422 return dri2_create_image_from_dri(disp, dri_image);
2427 dri2_get_sync_values_chromium(_EGLDisplay *disp, _EGLSurface *surf,
2428 EGLuint64KHR *ust, EGLuint64KHR *msc,
2431 struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
2432 EGLBoolean ret = EGL_FALSE;
2434 if (dri2_dpy->vtbl->get_sync_values)
2435 ret = dri2_dpy->vtbl->get_sync_values(disp, surf, ust, msc, sbc);
2437 mtx_unlock(&dri2_dpy->lock);
2443 dri2_get_msc_rate_angle(_EGLDisplay *disp, _EGLSurface *surf,
2444 EGLint *numerator, EGLint *denominator)
2446 struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
2447 if (!dri2_dpy->vtbl->get_msc_rate)
2449 return dri2_dpy->vtbl->get_msc_rate(disp, surf, numerator, denominator);
2453 * Set the error code after a call to
2454 * dri2_egl_image::dri_image::createImageFromTexture.
2457 dri2_create_image_khr_texture_error(int dri_error)
2459 EGLint egl_error = egl_error_from_dri_image_error(dri_error);
2461 if (egl_error != EGL_SUCCESS)
2462 _eglError(egl_error, "dri2_create_image_khr_texture");
2466 dri2_create_image_khr_texture(_EGLDisplay *disp, _EGLContext *ctx,
2468 EGLClientBuffer buffer,
2469 const EGLint *attr_list)
2471 struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
2472 struct dri2_egl_context *dri2_ctx = dri2_egl_context(ctx);
2473 struct dri2_egl_image *dri2_img;
2474 GLuint texture = (GLuint) (uintptr_t) buffer;
2475 _EGLImageAttribs attrs;
2481 _eglError(EGL_BAD_PARAMETER, "dri2_create_image_khr");
2482 return EGL_NO_IMAGE_KHR;
2485 if (!_eglParseImageAttribList(&attrs, disp, attr_list))
2486 return EGL_NO_IMAGE_KHR;
2489 case EGL_GL_TEXTURE_2D_KHR:
2490 if (!disp->Extensions.KHR_gl_texture_2D_image) {
2491 _eglError(EGL_BAD_PARAMETER, "dri2_create_image_khr");
2492 return EGL_NO_IMAGE_KHR;
2495 gl_target = GL_TEXTURE_2D;
2497 case EGL_GL_TEXTURE_3D_KHR:
2498 if (!disp->Extensions.KHR_gl_texture_3D_image) {
2499 _eglError(EGL_BAD_PARAMETER, "dri2_create_image_khr");
2500 return EGL_NO_IMAGE_KHR;
2503 depth = attrs.GLTextureZOffset;
2504 gl_target = GL_TEXTURE_3D;
2506 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_X_KHR:
2507 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_X_KHR:
2508 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_Y_KHR:
2509 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_Y_KHR:
2510 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_Z_KHR:
2511 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_KHR:
2512 if (!disp->Extensions.KHR_gl_texture_cubemap_image) {
2513 _eglError(EGL_BAD_PARAMETER, "dri2_create_image_khr");
2514 return EGL_NO_IMAGE_KHR;
2517 depth = target - EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_X_KHR;
2518 gl_target = GL_TEXTURE_CUBE_MAP;
2521 unreachable("Unexpected target in dri2_create_image_khr_texture()");
2522 return EGL_NO_IMAGE_KHR;
2525 dri2_img = malloc(sizeof *dri2_img);
2527 _eglError(EGL_BAD_ALLOC, "dri2_create_image_khr");
2528 return EGL_NO_IMAGE_KHR;
2531 _eglInitImage(&dri2_img->base, disp);
2533 dri2_img->dri_image =
2534 dri2_dpy->image->createImageFromTexture(dri2_ctx->dri_context,
2538 attrs.GLTextureLevel,
2541 dri2_create_image_khr_texture_error(error);
2543 if (!dri2_img->dri_image) {
2545 return EGL_NO_IMAGE_KHR;
2547 return &dri2_img->base;
2551 dri2_query_surface(_EGLDisplay *disp, _EGLSurface *surf,
2552 EGLint attribute, EGLint *value)
2554 struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
2557 if (!dri2_dpy->vtbl->query_surface) {
2558 ret = _eglQuerySurface(disp, surf, attribute, value);
2560 ret = dri2_dpy->vtbl->query_surface(disp, surf, attribute, value);
2563 mtx_unlock(&dri2_dpy->lock);
2568 static struct wl_buffer*
2569 dri2_create_wayland_buffer_from_image(_EGLDisplay *disp, _EGLImage *img)
2571 struct dri2_egl_display *dri2_dpy = dri2_egl_display_lock(disp);
2572 struct wl_buffer *ret = NULL;
2574 if (dri2_dpy->vtbl->create_wayland_buffer_from_image)
2575 ret = dri2_dpy->vtbl->create_wayland_buffer_from_image(disp, img);
2577 mtx_unlock(&dri2_dpy->lock);
2584 dri2_create_image_mesa_drm_buffer(_EGLDisplay *disp, _EGLContext *ctx,
2585 EGLClientBuffer buffer, const EGLint *attr_list)
2587 struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
2588 EGLint format, name, pitch;
2589 _EGLImageAttribs attrs;
2590 __DRIimage *dri_image;
2592 name = (EGLint) (uintptr_t) buffer;
2594 if (!_eglParseImageAttribList(&attrs, disp, attr_list))
2597 if (attrs.Width <= 0 || attrs.Height <= 0 ||
2598 attrs.DRMBufferStrideMESA <= 0) {
2599 _eglError(EGL_BAD_PARAMETER,
2600 "bad width, height or stride");
2604 switch (attrs.DRMBufferFormatMESA) {
2605 case EGL_DRM_BUFFER_FORMAT_ARGB32_MESA:
2606 format = __DRI_IMAGE_FORMAT_ARGB8888;
2607 pitch = attrs.DRMBufferStrideMESA;
2610 _eglError(EGL_BAD_PARAMETER,
2611 "dri2_create_image_khr: unsupported pixmap depth");
2616 dri2_dpy->image->createImageFromName(dri2_dpy->dri_screen,
2624 return dri2_create_image_from_dri(disp, dri_image);
2628 dri2_check_dma_buf_attribs(const _EGLImageAttribs *attrs)
2633 * "Required attributes and their values are as follows:
2635 * * EGL_WIDTH & EGL_HEIGHT: The logical dimensions of the buffer in pixels
2637 * * EGL_LINUX_DRM_FOURCC_EXT: The pixel format of the buffer, as specified
2638 * by drm_fourcc.h and used as the pixel_format parameter of the
2639 * drm_mode_fb_cmd2 ioctl."
2643 * "* If <target> is EGL_LINUX_DMA_BUF_EXT, and the list of attributes is
2644 * incomplete, EGL_BAD_PARAMETER is generated."
2646 if (attrs->Width <= 0 || attrs->Height <= 0 ||
2647 !attrs->DMABufFourCC.IsPresent)
2648 return _eglError(EGL_BAD_PARAMETER, "attribute(s) missing");
2653 * "If <target> is EGL_LINUX_DMA_BUF_EXT and one or more of the values
2654 * specified for a plane's pitch or offset isn't supported by EGL,
2655 * EGL_BAD_ACCESS is generated."
2657 for (unsigned i = 0; i < ARRAY_SIZE(attrs->DMABufPlanePitches); ++i) {
2658 if (attrs->DMABufPlanePitches[i].IsPresent &&
2659 attrs->DMABufPlanePitches[i].Value <= 0)
2660 return _eglError(EGL_BAD_ACCESS, "invalid pitch");
2664 * If <target> is EGL_LINUX_DMA_BUF_EXT, both or neither of the following
2665 * attribute values may be given.
2667 * This is referring to EGL_DMA_BUF_PLANE0_MODIFIER_LO_EXT and
2668 * EGL_DMA_BUF_PLANE0_MODIFIER_HI_EXT, and the same for other planes.
2670 for (unsigned i = 0; i < DMA_BUF_MAX_PLANES; ++i) {
2671 if (attrs->DMABufPlaneModifiersLo[i].IsPresent !=
2672 attrs->DMABufPlaneModifiersHi[i].IsPresent)
2673 return _eglError(EGL_BAD_PARAMETER, "modifier attribute lo or hi missing");
2676 /* Although the EGL_EXT_image_dma_buf_import_modifiers spec doesn't
2677 * mandate it, we only accept the same modifier across all planes. */
2678 for (unsigned i = 1; i < DMA_BUF_MAX_PLANES; ++i) {
2679 if (attrs->DMABufPlaneFds[i].IsPresent) {
2680 if ((attrs->DMABufPlaneModifiersLo[0].IsPresent !=
2681 attrs->DMABufPlaneModifiersLo[i].IsPresent) ||
2682 (attrs->DMABufPlaneModifiersLo[0].Value !=
2683 attrs->DMABufPlaneModifiersLo[i].Value) ||
2684 (attrs->DMABufPlaneModifiersHi[0].Value !=
2685 attrs->DMABufPlaneModifiersHi[i].Value))
2686 return _eglError(EGL_BAD_PARAMETER, "modifier attributes not equal");
2693 /* Returns the total number of planes for the format or zero if it isn't a
2694 * valid fourcc format.
2697 dri2_num_fourcc_format_planes(EGLint format)
2701 case DRM_FORMAT_RG88:
2702 case DRM_FORMAT_GR88:
2703 case DRM_FORMAT_R16:
2704 case DRM_FORMAT_GR1616:
2705 case DRM_FORMAT_RGB332:
2706 case DRM_FORMAT_BGR233:
2707 case DRM_FORMAT_XRGB4444:
2708 case DRM_FORMAT_XBGR4444:
2709 case DRM_FORMAT_RGBX4444:
2710 case DRM_FORMAT_BGRX4444:
2711 case DRM_FORMAT_ARGB4444:
2712 case DRM_FORMAT_ABGR4444:
2713 case DRM_FORMAT_RGBA4444:
2714 case DRM_FORMAT_BGRA4444:
2715 case DRM_FORMAT_XRGB1555:
2716 case DRM_FORMAT_XBGR1555:
2717 case DRM_FORMAT_RGBX5551:
2718 case DRM_FORMAT_BGRX5551:
2719 case DRM_FORMAT_ARGB1555:
2720 case DRM_FORMAT_ABGR1555:
2721 case DRM_FORMAT_RGBA5551:
2722 case DRM_FORMAT_BGRA5551:
2723 case DRM_FORMAT_RGB565:
2724 case DRM_FORMAT_BGR565:
2725 case DRM_FORMAT_RGB888:
2726 case DRM_FORMAT_BGR888:
2727 case DRM_FORMAT_XRGB8888:
2728 case DRM_FORMAT_XBGR8888:
2729 case DRM_FORMAT_RGBX8888:
2730 case DRM_FORMAT_BGRX8888:
2731 case DRM_FORMAT_ARGB8888:
2732 case DRM_FORMAT_ABGR8888:
2733 case DRM_FORMAT_RGBA8888:
2734 case DRM_FORMAT_BGRA8888:
2735 case DRM_FORMAT_XRGB2101010:
2736 case DRM_FORMAT_XBGR2101010:
2737 case DRM_FORMAT_RGBX1010102:
2738 case DRM_FORMAT_BGRX1010102:
2739 case DRM_FORMAT_ARGB2101010:
2740 case DRM_FORMAT_ABGR2101010:
2741 case DRM_FORMAT_RGBA1010102:
2742 case DRM_FORMAT_BGRA1010102:
2743 case DRM_FORMAT_ABGR16161616:
2744 case DRM_FORMAT_XBGR16161616:
2745 case DRM_FORMAT_XBGR16161616F:
2746 case DRM_FORMAT_ABGR16161616F:
2747 case DRM_FORMAT_YUYV:
2748 case DRM_FORMAT_YVYU:
2749 case DRM_FORMAT_UYVY:
2750 case DRM_FORMAT_VYUY:
2751 case DRM_FORMAT_AYUV:
2752 case DRM_FORMAT_XYUV8888:
2753 case DRM_FORMAT_Y210:
2754 case DRM_FORMAT_Y212:
2755 case DRM_FORMAT_Y216:
2756 case DRM_FORMAT_Y410:
2757 case DRM_FORMAT_Y412:
2758 case DRM_FORMAT_Y416:
2761 case DRM_FORMAT_NV12:
2762 case DRM_FORMAT_NV21:
2763 case DRM_FORMAT_NV16:
2764 case DRM_FORMAT_NV61:
2765 case DRM_FORMAT_P010:
2766 case DRM_FORMAT_P012:
2767 case DRM_FORMAT_P016:
2770 case DRM_FORMAT_YUV410:
2771 case DRM_FORMAT_YVU410:
2772 case DRM_FORMAT_YUV411:
2773 case DRM_FORMAT_YVU411:
2774 case DRM_FORMAT_YUV420:
2775 case DRM_FORMAT_YVU420:
2776 case DRM_FORMAT_YUV422:
2777 case DRM_FORMAT_YVU422:
2778 case DRM_FORMAT_YUV444:
2779 case DRM_FORMAT_YVU444:
2787 /* Returns the total number of file descriptors. Zero indicates an error. */
2789 dri2_check_dma_buf_format(const _EGLImageAttribs *attrs)
2791 unsigned plane_n = dri2_num_fourcc_format_planes(attrs->DMABufFourCC.Value);
2793 _eglError(EGL_BAD_MATCH, "unknown drm fourcc format");
2797 for (unsigned i = plane_n; i < DMA_BUF_MAX_PLANES; i++) {
2799 * The modifiers extension spec says:
2801 * "Modifiers may modify any attribute of a buffer import, including
2802 * but not limited to adding extra planes to a format which
2803 * otherwise does not have those planes. As an example, a modifier
2804 * may add a plane for an external compression buffer to a
2805 * single-plane format. The exact meaning and effect of any
2806 * modifier is canonically defined by drm_fourcc.h, not as part of
2809 if (attrs->DMABufPlaneModifiersLo[i].IsPresent &&
2810 attrs->DMABufPlaneModifiersHi[i].IsPresent) {
2818 * "* If <target> is EGL_LINUX_DMA_BUF_EXT, and the list of attributes is
2819 * incomplete, EGL_BAD_PARAMETER is generated."
2821 for (unsigned i = 0; i < plane_n; ++i) {
2822 if (!attrs->DMABufPlaneFds[i].IsPresent ||
2823 !attrs->DMABufPlaneOffsets[i].IsPresent ||
2824 !attrs->DMABufPlanePitches[i].IsPresent) {
2825 _eglError(EGL_BAD_PARAMETER, "plane attribute(s) missing");
2831 * The spec also says:
2833 * "If <target> is EGL_LINUX_DMA_BUF_EXT, and the EGL_LINUX_DRM_FOURCC_EXT
2834 * attribute indicates a single-plane format, EGL_BAD_ATTRIBUTE is
2835 * generated if any of the EGL_DMA_BUF_PLANE1_* or EGL_DMA_BUF_PLANE2_*
2836 * or EGL_DMA_BUF_PLANE3_* attributes are specified."
2838 for (unsigned i = plane_n; i < DMA_BUF_MAX_PLANES; ++i) {
2839 if (attrs->DMABufPlaneFds[i].IsPresent ||
2840 attrs->DMABufPlaneOffsets[i].IsPresent ||
2841 attrs->DMABufPlanePitches[i].IsPresent) {
2842 _eglError(EGL_BAD_ATTRIBUTE, "too many plane attributes");
2851 dri2_query_dma_buf_formats(_EGLDisplay *disp, EGLint max,
2852 EGLint *formats, EGLint *count)
2854 struct dri2_egl_display *dri2_dpy = dri2_egl_display_lock(disp);
2855 if (max < 0 || (max > 0 && formats == NULL)) {
2856 _eglError(EGL_BAD_PARAMETER, "invalid value for max count of formats");
2860 if (dri2_dpy->image->base.version < 15 ||
2861 dri2_dpy->image->queryDmaBufFormats == NULL)
2864 if (!dri2_dpy->image->queryDmaBufFormats(dri2_dpy->dri_screen, max,
2869 /* Assert that all of the formats returned are actually fourcc formats.
2870 * Some day, if we want the internal interface function to be able to
2871 * return the fake fourcc formats defined in dri_interface.h, we'll have
2872 * to do something more clever here to pair the list down to just real
2873 * fourcc formats so that we don't leak the fake internal ones.
2875 for (int i = 0; i < *count; i++) {
2876 assert(dri2_num_fourcc_format_planes(formats[i]) > 0);
2880 mtx_unlock(&dri2_dpy->lock);
2885 mtx_unlock(&dri2_dpy->lock);
2890 dri2_query_dma_buf_modifiers(_EGLDisplay *disp, EGLint format,
2891 EGLint max, EGLuint64KHR *modifiers,
2892 EGLBoolean *external_only, EGLint *count)
2894 struct dri2_egl_display *dri2_dpy = dri2_egl_display_lock(disp);
2896 if (dri2_num_fourcc_format_planes(format) == 0)
2897 return dri2_egl_error_unlock(dri2_dpy, EGL_BAD_PARAMETER, "invalid fourcc format");
2900 return dri2_egl_error_unlock(dri2_dpy, EGL_BAD_PARAMETER, "invalid value for max count of formats");
2902 if (max > 0 && modifiers == NULL)
2903 dri2_egl_error_unlock(dri2_dpy, EGL_BAD_PARAMETER, "invalid modifiers array");
2905 if (dri2_dpy->image->base.version < 15 ||
2906 dri2_dpy->image->queryDmaBufModifiers == NULL) {
2907 mtx_unlock(&dri2_dpy->lock);
2911 if (dri2_dpy->image->queryDmaBufModifiers(dri2_dpy->dri_screen, format,
2913 (unsigned int *) external_only,
2915 return dri2_egl_error_unlock(dri2_dpy, EGL_BAD_PARAMETER, "invalid format");
2917 mtx_unlock(&dri2_dpy->lock);
2925 * "If eglCreateImageKHR is successful for a EGL_LINUX_DMA_BUF_EXT target, the
2926 * EGL will take a reference to the dma_buf(s) which it will release at any
2927 * time while the EGLDisplay is initialized. It is the responsibility of the
2928 * application to close the dma_buf file descriptors."
2930 * Therefore we must never close or otherwise modify the file descriptors.
2933 dri2_create_image_dma_buf(_EGLDisplay *disp, _EGLContext *ctx,
2934 EGLClientBuffer buffer, const EGLint *attr_list)
2936 struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
2938 _EGLImageAttribs attrs;
2939 __DRIimage *dri_image;
2941 int fds[DMA_BUF_MAX_PLANES];
2942 int pitches[DMA_BUF_MAX_PLANES];
2943 int offsets[DMA_BUF_MAX_PLANES];
2945 bool has_modifier = false;
2951 * ""* If <target> is EGL_LINUX_DMA_BUF_EXT and <buffer> is not NULL, the
2952 * error EGL_BAD_PARAMETER is generated."
2954 if (buffer != NULL) {
2955 _eglError(EGL_BAD_PARAMETER, "buffer not NULL");
2959 if (!_eglParseImageAttribList(&attrs, disp, attr_list))
2962 if (!dri2_check_dma_buf_attribs(&attrs))
2965 num_fds = dri2_check_dma_buf_format(&attrs);
2969 for (unsigned i = 0; i < num_fds; ++i) {
2970 fds[i] = attrs.DMABufPlaneFds[i].Value;
2971 pitches[i] = attrs.DMABufPlanePitches[i].Value;
2972 offsets[i] = attrs.DMABufPlaneOffsets[i].Value;
2975 /* dri2_check_dma_buf_attribs ensures that the modifier, if available,
2976 * will be present in attrs.DMABufPlaneModifiersLo[0] and
2977 * attrs.DMABufPlaneModifiersHi[0] */
2978 if (attrs.DMABufPlaneModifiersLo[0].IsPresent) {
2979 modifier = combine_u32_into_u64(attrs.DMABufPlaneModifiersHi[0].Value,
2980 attrs.DMABufPlaneModifiersLo[0].Value);
2981 has_modifier = true;
2984 if (attrs.ProtectedContent) {
2985 if (dri2_dpy->image->base.version < 18 ||
2986 dri2_dpy->image->createImageFromDmaBufs3 == NULL) {
2987 _eglError(EGL_BAD_MATCH, "unsupported protected_content attribute");
2988 return EGL_NO_IMAGE_KHR;
2991 modifier = DRM_FORMAT_MOD_INVALID;
2994 dri2_dpy->image->createImageFromDmaBufs3(dri2_dpy->dri_screen,
2995 attrs.Width, attrs.Height, attrs.DMABufFourCC.Value,
2996 modifier, fds, num_fds, pitches, offsets,
2997 attrs.DMABufYuvColorSpaceHint.Value,
2998 attrs.DMABufSampleRangeHint.Value,
2999 attrs.DMABufChromaHorizontalSiting.Value,
3000 attrs.DMABufChromaVerticalSiting.Value,
3001 attrs.ProtectedContent ? __DRI_IMAGE_PROTECTED_CONTENT_FLAG : 0,
3005 else if (has_modifier) {
3006 if (dri2_dpy->image->base.version < 15 ||
3007 dri2_dpy->image->createImageFromDmaBufs2 == NULL) {
3008 _eglError(EGL_BAD_MATCH, "unsupported dma_buf format modifier");
3009 return EGL_NO_IMAGE_KHR;
3012 dri2_dpy->image->createImageFromDmaBufs2(dri2_dpy->dri_screen,
3013 attrs.Width, attrs.Height, attrs.DMABufFourCC.Value,
3014 modifier, fds, num_fds, pitches, offsets,
3015 attrs.DMABufYuvColorSpaceHint.Value,
3016 attrs.DMABufSampleRangeHint.Value,
3017 attrs.DMABufChromaHorizontalSiting.Value,
3018 attrs.DMABufChromaVerticalSiting.Value,
3024 dri2_dpy->image->createImageFromDmaBufs(dri2_dpy->dri_screen,
3025 attrs.Width, attrs.Height, attrs.DMABufFourCC.Value,
3026 fds, num_fds, pitches, offsets,
3027 attrs.DMABufYuvColorSpaceHint.Value,
3028 attrs.DMABufSampleRangeHint.Value,
3029 attrs.DMABufChromaHorizontalSiting.Value,
3030 attrs.DMABufChromaVerticalSiting.Value,
3034 dri2_create_image_khr_texture_error(error);
3037 return EGL_NO_IMAGE_KHR;
3039 res = dri2_create_image_from_dri(disp, dri_image);
3044 dri2_create_drm_image_mesa(_EGLDisplay *disp, const EGLint *attr_list)
3046 struct dri2_egl_display *dri2_dpy = dri2_egl_display_lock(disp);
3047 struct dri2_egl_image *dri2_img;
3048 _EGLImageAttribs attrs;
3049 unsigned int dri_use, valid_mask;
3053 _eglError(EGL_BAD_PARAMETER, __func__);
3057 if (!_eglParseImageAttribList(&attrs, disp, attr_list))
3060 if (attrs.Width <= 0 || attrs.Height <= 0) {
3061 _eglError(EGL_BAD_PARAMETER, __func__);
3065 switch (attrs.DRMBufferFormatMESA) {
3066 case EGL_DRM_BUFFER_FORMAT_ARGB32_MESA:
3067 format = __DRI_IMAGE_FORMAT_ARGB8888;
3070 _eglError(EGL_BAD_PARAMETER, __func__);
3075 EGL_DRM_BUFFER_USE_SCANOUT_MESA |
3076 EGL_DRM_BUFFER_USE_SHARE_MESA |
3077 EGL_DRM_BUFFER_USE_CURSOR_MESA;
3078 if (attrs.DRMBufferUseMESA & ~valid_mask) {
3079 _eglError(EGL_BAD_PARAMETER, __func__);
3084 if (attrs.DRMBufferUseMESA & EGL_DRM_BUFFER_USE_SHARE_MESA)
3085 dri_use |= __DRI_IMAGE_USE_SHARE;
3086 if (attrs.DRMBufferUseMESA & EGL_DRM_BUFFER_USE_SCANOUT_MESA)
3087 dri_use |= __DRI_IMAGE_USE_SCANOUT;
3088 if (attrs.DRMBufferUseMESA & EGL_DRM_BUFFER_USE_CURSOR_MESA)
3089 dri_use |= __DRI_IMAGE_USE_CURSOR;
3091 dri2_img = malloc(sizeof *dri2_img);
3093 _eglError(EGL_BAD_ALLOC, "dri2_create_image_khr");
3097 _eglInitImage(&dri2_img->base, disp);
3099 dri2_img->dri_image =
3100 dri2_dpy->image->createImage(dri2_dpy->dri_screen,
3101 attrs.Width, attrs.Height,
3102 format, dri_use, dri2_img);
3103 if (dri2_img->dri_image == NULL) {
3105 _eglError(EGL_BAD_ALLOC, "dri2_create_drm_image_mesa");
3109 mtx_unlock(&dri2_dpy->lock);
3111 return &dri2_img->base;
3114 mtx_unlock(&dri2_dpy->lock);
3115 return EGL_NO_IMAGE_KHR;
3119 dri2_export_drm_image_mesa(_EGLDisplay *disp, _EGLImage *img,
3120 EGLint *name, EGLint *handle, EGLint *stride)
3122 struct dri2_egl_display *dri2_dpy = dri2_egl_display_lock(disp);
3123 struct dri2_egl_image *dri2_img = dri2_egl_image(img);
3125 if (name && !dri2_dpy->image->queryImage(dri2_img->dri_image,
3126 __DRI_IMAGE_ATTRIB_NAME, name))
3127 return _eglError(EGL_BAD_ALLOC, "dri2_export_drm_image_mesa");
3130 dri2_dpy->image->queryImage(dri2_img->dri_image,
3131 __DRI_IMAGE_ATTRIB_HANDLE, handle);
3134 dri2_dpy->image->queryImage(dri2_img->dri_image,
3135 __DRI_IMAGE_ATTRIB_STRIDE, stride);
3137 mtx_unlock(&dri2_dpy->lock);
3143 * Checks if we can support EGL_MESA_image_dma_buf_export on this image.
3145 * The spec provides a boolean return for the driver to reject exporting for
3146 * basically any reason, but doesn't specify any particular error cases. For
3147 * now, we just fail if we don't have a DRM fourcc for the format.
3150 dri2_can_export_dma_buf_image(_EGLDisplay *disp, _EGLImage *img)
3152 struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
3153 struct dri2_egl_image *dri2_img = dri2_egl_image(img);
3156 if (!dri2_dpy->image->queryImage(dri2_img->dri_image,
3157 __DRI_IMAGE_ATTRIB_FOURCC, &fourcc)) {
3165 dri2_export_dma_buf_image_query_mesa(_EGLDisplay *disp, _EGLImage *img,
3166 EGLint *fourcc, EGLint *nplanes,
3167 EGLuint64KHR *modifiers)
3169 struct dri2_egl_display *dri2_dpy = dri2_egl_display_lock(disp);
3170 struct dri2_egl_image *dri2_img = dri2_egl_image(img);
3173 if (!dri2_can_export_dma_buf_image(disp, img)) {
3174 mtx_unlock(&dri2_dpy->lock);
3178 dri2_dpy->image->queryImage(dri2_img->dri_image,
3179 __DRI_IMAGE_ATTRIB_NUM_PLANES, &num_planes);
3181 *nplanes = num_planes;
3184 dri2_dpy->image->queryImage(dri2_img->dri_image,
3185 __DRI_IMAGE_ATTRIB_FOURCC, fourcc);
3189 uint64_t modifier = DRM_FORMAT_MOD_INVALID;
3192 query = dri2_dpy->image->queryImage(dri2_img->dri_image,
3193 __DRI_IMAGE_ATTRIB_MODIFIER_UPPER,
3195 query &= dri2_dpy->image->queryImage(dri2_img->dri_image,
3196 __DRI_IMAGE_ATTRIB_MODIFIER_LOWER,
3199 modifier = combine_u32_into_u64 (mod_hi, mod_lo);
3201 for (int i = 0; i < num_planes; i++)
3202 modifiers[i] = modifier;
3205 mtx_unlock(&dri2_dpy->lock);
3211 dri2_export_dma_buf_image_mesa(_EGLDisplay *disp, _EGLImage *img,
3212 int *fds, EGLint *strides, EGLint *offsets)
3214 struct dri2_egl_display *dri2_dpy = dri2_egl_display_lock(disp);
3215 struct dri2_egl_image *dri2_img = dri2_egl_image(img);
3218 if (!dri2_can_export_dma_buf_image(disp, img))
3221 /* EGL_MESA_image_dma_buf_export spec says:
3222 * "If the number of fds is less than the number of planes, then
3223 * subsequent fd slots should contain -1."
3226 /* Query nplanes so that we know how big the given array is. */
3227 dri2_dpy->image->queryImage(dri2_img->dri_image,
3228 __DRI_IMAGE_ATTRIB_NUM_PLANES, &nplanes);
3229 memset(fds, -1, nplanes * sizeof(int));
3232 /* rework later to provide multiple fds/strides/offsets */
3234 dri2_dpy->image->queryImage(dri2_img->dri_image,
3235 __DRI_IMAGE_ATTRIB_FD, fds);
3238 dri2_dpy->image->queryImage(dri2_img->dri_image,
3239 __DRI_IMAGE_ATTRIB_STRIDE, strides);
3243 bool ret = dri2_dpy->image->queryImage(dri2_img->dri_image,
3244 __DRI_IMAGE_ATTRIB_OFFSET, &img_offset);
3246 offsets[0] = img_offset;
3251 mtx_unlock(&dri2_dpy->lock);
3259 dri2_create_image_khr(_EGLDisplay *disp, _EGLContext *ctx, EGLenum target,
3260 EGLClientBuffer buffer, const EGLint *attr_list)
3263 case EGL_GL_TEXTURE_2D_KHR:
3264 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_X_KHR:
3265 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_X_KHR:
3266 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_Y_KHR:
3267 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_Y_KHR:
3268 case EGL_GL_TEXTURE_CUBE_MAP_POSITIVE_Z_KHR:
3269 case EGL_GL_TEXTURE_CUBE_MAP_NEGATIVE_Z_KHR:
3270 case EGL_GL_TEXTURE_3D_KHR:
3271 return dri2_create_image_khr_texture(disp, ctx, target, buffer, attr_list);
3272 case EGL_GL_RENDERBUFFER_KHR:
3273 return dri2_create_image_khr_renderbuffer(disp, ctx, buffer, attr_list);
3275 case EGL_DRM_BUFFER_MESA:
3276 return dri2_create_image_mesa_drm_buffer(disp, ctx, buffer, attr_list);
3277 case EGL_LINUX_DMA_BUF_EXT:
3278 return dri2_create_image_dma_buf(disp, ctx, buffer, attr_list);
3280 #ifdef HAVE_WAYLAND_PLATFORM
3281 case EGL_WAYLAND_BUFFER_WL:
3282 return dri2_create_image_wayland_wl_buffer(disp, ctx, buffer, attr_list);
3285 _eglError(EGL_BAD_PARAMETER, "dri2_create_image_khr");
3286 return EGL_NO_IMAGE_KHR;
3291 dri2_destroy_image_khr(_EGLDisplay *disp, _EGLImage *image)
3293 struct dri2_egl_display *dri2_dpy = dri2_egl_display_lock(disp);
3294 struct dri2_egl_image *dri2_img = dri2_egl_image(image);
3296 dri2_dpy->image->destroyImage(dri2_img->dri_image);
3299 mtx_unlock(&dri2_dpy->lock);
3304 #ifdef HAVE_WAYLAND_PLATFORM
3307 dri2_wl_reference_buffer(void *user_data, uint32_t name, int fd,
3308 struct wl_drm_buffer *buffer)
3310 _EGLDisplay *disp = user_data;
3311 struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
3313 int dri_components = 0;
3316 img = dri2_dpy->image->createImageFromNames(dri2_dpy->dri_screen,
3325 img = dri2_dpy->image->createImageFromFds(dri2_dpy->dri_screen,
3337 dri2_dpy->image->queryImage(img, __DRI_IMAGE_ATTRIB_COMPONENTS, &dri_components);
3339 buffer->driver_format = NULL;
3340 for (int i = 0; i < ARRAY_SIZE(wl_drm_components); i++)
3341 if (wl_drm_components[i].dri_components == dri_components)
3342 buffer->driver_format = &wl_drm_components[i];
3344 if (buffer->driver_format == NULL)
3345 dri2_dpy->image->destroyImage(img);
3347 buffer->driver_buffer = img;
3351 dri2_wl_release_buffer(void *user_data, struct wl_drm_buffer *buffer)
3353 _EGLDisplay *disp = user_data;
3354 struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
3356 dri2_dpy->image->destroyImage(buffer->driver_buffer);
3360 dri2_bind_wayland_display_wl(_EGLDisplay *disp, struct wl_display *wl_dpy)
3362 struct dri2_egl_display *dri2_dpy = dri2_egl_display_lock(disp);
3363 const struct wayland_drm_callbacks wl_drm_callbacks = {
3364 .authenticate = (int(*)(void *, uint32_t)) dri2_dpy->vtbl->authenticate,
3365 .reference_buffer = dri2_wl_reference_buffer,
3366 .release_buffer = dri2_wl_release_buffer,
3367 .is_format_supported = dri2_wl_is_format_supported
3373 if (dri2_dpy->wl_server_drm)
3376 device_name = drmGetRenderDeviceNameFromFd(dri2_dpy->fd);
3378 device_name = strdup(dri2_dpy->device_name);
3382 if (drmGetCap(dri2_dpy->fd, DRM_CAP_PRIME, &cap) == 0 &&
3383 cap == (DRM_PRIME_CAP_IMPORT | DRM_PRIME_CAP_EXPORT) &&
3384 dri2_dpy->image->base.version >= 7 &&
3385 dri2_dpy->image->createImageFromFds != NULL)
3386 flags |= WAYLAND_DRM_PRIME;
3388 dri2_dpy->wl_server_drm =
3389 wayland_drm_init(wl_dpy, device_name,
3390 &wl_drm_callbacks, disp, flags);
3394 if (!dri2_dpy->wl_server_drm)
3397 #ifdef HAVE_DRM_PLATFORM
3398 /* We have to share the wl_drm instance with gbm, so gbm can convert
3399 * wl_buffers to gbm bos. */
3400 if (dri2_dpy->gbm_dri)
3401 dri2_dpy->gbm_dri->wl_drm = dri2_dpy->wl_server_drm;
3404 mtx_unlock(&dri2_dpy->lock);
3408 mtx_unlock(&dri2_dpy->lock);
3413 dri2_unbind_wayland_display_wl(_EGLDisplay *disp, struct wl_display *wl_dpy)
3415 struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
3417 if (!dri2_dpy->wl_server_drm)
3420 wayland_drm_uninit(dri2_dpy->wl_server_drm);
3421 dri2_dpy->wl_server_drm = NULL;
3427 dri2_query_wayland_buffer_wl(_EGLDisplay *disp, struct wl_resource *buffer_resource,
3428 EGLint attribute, EGLint *value)
3430 struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
3431 struct wl_drm_buffer *buffer;
3432 const struct wl_drm_components_descriptor *format;
3434 buffer = wayland_drm_buffer_get(dri2_dpy->wl_server_drm, buffer_resource);
3438 format = buffer->driver_format;
3439 switch (attribute) {
3440 case EGL_TEXTURE_FORMAT:
3441 *value = format->components;
3444 *value = buffer->width;
3447 *value = buffer->height;
3456 dri2_egl_ref_sync(struct dri2_egl_sync *sync)
3458 p_atomic_inc(&sync->refcount);
3462 dri2_egl_unref_sync(struct dri2_egl_display *dri2_dpy,
3463 struct dri2_egl_sync *dri2_sync)
3465 if (p_atomic_dec_zero(&dri2_sync->refcount)) {
3466 switch (dri2_sync->base.Type) {
3467 case EGL_SYNC_REUSABLE_KHR:
3468 cnd_destroy(&dri2_sync->cond);
3470 case EGL_SYNC_NATIVE_FENCE_ANDROID:
3471 if (dri2_sync->base.SyncFd != EGL_NO_NATIVE_FENCE_FD_ANDROID)
3472 close(dri2_sync->base.SyncFd);
3478 if (dri2_sync->fence)
3479 dri2_dpy->fence->destroy_fence(dri2_dpy->dri_screen, dri2_sync->fence);
3486 dri2_create_sync(_EGLDisplay *disp, EGLenum type, const EGLAttrib *attrib_list)
3488 _EGLContext *ctx = _eglGetCurrentContext();
3489 struct dri2_egl_display *dri2_dpy = dri2_egl_display_lock(disp);
3490 struct dri2_egl_context *dri2_ctx = dri2_egl_context(ctx);
3491 struct dri2_egl_sync *dri2_sync;
3493 pthread_condattr_t attr;
3495 dri2_sync = calloc(1, sizeof(struct dri2_egl_sync));
3497 _eglError(EGL_BAD_ALLOC, "eglCreateSyncKHR");
3501 if (!_eglInitSync(&dri2_sync->base, disp, type, attrib_list)) {
3506 case EGL_SYNC_FENCE_KHR:
3507 dri2_sync->fence = dri2_dpy->fence->create_fence(dri2_ctx->dri_context);
3508 if (!dri2_sync->fence) {
3509 /* Why did it fail? DRI doesn't return an error code, so we emit
3510 * a generic EGL error that doesn't communicate user error.
3512 _eglError(EGL_BAD_ALLOC, "eglCreateSyncKHR");
3517 case EGL_SYNC_CL_EVENT_KHR:
3518 dri2_sync->fence = dri2_dpy->fence->get_fence_from_cl_event(
3519 dri2_dpy->dri_screen,
3520 dri2_sync->base.CLEvent);
3521 /* this can only happen if the cl_event passed in is invalid. */
3522 if (!dri2_sync->fence) {
3523 _eglError(EGL_BAD_ATTRIBUTE, "eglCreateSyncKHR");
3527 /* the initial status must be "signaled" if the cl_event is signaled */
3528 if (dri2_dpy->fence->client_wait_sync(dri2_ctx->dri_context,
3529 dri2_sync->fence, 0, 0))
3530 dri2_sync->base.SyncStatus = EGL_SIGNALED_KHR;
3533 case EGL_SYNC_REUSABLE_KHR:
3534 /* intialize attr */
3535 ret = pthread_condattr_init(&attr);
3538 _eglError(EGL_BAD_ACCESS, "eglCreateSyncKHR");
3542 /* change clock attribute to CLOCK_MONOTONIC */
3543 ret = pthread_condattr_setclock(&attr, CLOCK_MONOTONIC);
3546 _eglError(EGL_BAD_ACCESS, "eglCreateSyncKHR");
3550 ret = pthread_cond_init(&dri2_sync->cond, &attr);
3553 _eglError(EGL_BAD_ACCESS, "eglCreateSyncKHR");
3557 /* initial status of reusable sync must be "unsignaled" */
3558 dri2_sync->base.SyncStatus = EGL_UNSIGNALED_KHR;
3561 case EGL_SYNC_NATIVE_FENCE_ANDROID:
3562 if (dri2_dpy->fence->create_fence_fd) {
3563 dri2_sync->fence = dri2_dpy->fence->create_fence_fd(
3564 dri2_ctx->dri_context,
3565 dri2_sync->base.SyncFd);
3567 if (!dri2_sync->fence) {
3568 _eglError(EGL_BAD_ATTRIBUTE, "eglCreateSyncKHR");
3574 p_atomic_set(&dri2_sync->refcount, 1);
3575 mtx_unlock(&dri2_dpy->lock);
3577 return &dri2_sync->base;
3581 mtx_unlock(&dri2_dpy->lock);
3586 dri2_destroy_sync(_EGLDisplay *disp, _EGLSync *sync)
3588 struct dri2_egl_display *dri2_dpy = dri2_egl_display_lock(disp);
3589 struct dri2_egl_sync *dri2_sync = dri2_egl_sync(sync);
3590 EGLint ret = EGL_TRUE;
3593 /* if type of sync is EGL_SYNC_REUSABLE_KHR and it is not signaled yet,
3594 * then unlock all threads possibly blocked by the reusable sync before
3597 if (dri2_sync->base.Type == EGL_SYNC_REUSABLE_KHR &&
3598 dri2_sync->base.SyncStatus == EGL_UNSIGNALED_KHR) {
3599 dri2_sync->base.SyncStatus = EGL_SIGNALED_KHR;
3600 /* unblock all threads currently blocked by sync */
3601 err = cnd_broadcast(&dri2_sync->cond);
3604 _eglError(EGL_BAD_ACCESS, "eglDestroySyncKHR");
3609 dri2_egl_unref_sync(dri2_dpy, dri2_sync);
3611 mtx_unlock(&dri2_dpy->lock);
3617 dri2_dup_native_fence_fd(_EGLDisplay *disp, _EGLSync *sync)
3619 struct dri2_egl_display *dri2_dpy = dri2_egl_display_lock(disp);
3620 struct dri2_egl_sync *dri2_sync = dri2_egl_sync(sync);
3622 assert(sync->Type == EGL_SYNC_NATIVE_FENCE_ANDROID);
3624 if (sync->SyncFd == EGL_NO_NATIVE_FENCE_FD_ANDROID) {
3625 /* try to retrieve the actual native fence fd.. if rendering is
3626 * not flushed this will just return -1, aka NO_NATIVE_FENCE_FD:
3628 sync->SyncFd = dri2_dpy->fence->get_fence_fd(dri2_dpy->dri_screen,
3632 mtx_unlock(&dri2_dpy->lock);
3634 if (sync->SyncFd == EGL_NO_NATIVE_FENCE_FD_ANDROID) {
3635 /* if native fence fd still not created, return an error: */
3636 _eglError(EGL_BAD_PARAMETER, "eglDupNativeFenceFDANDROID");
3637 return EGL_NO_NATIVE_FENCE_FD_ANDROID;
3640 assert(sync_valid_fd(sync->SyncFd));
3642 return os_dupfd_cloexec(sync->SyncFd);
3646 dri2_set_blob_cache_funcs(_EGLDisplay *disp,
3647 EGLSetBlobFuncANDROID set,
3648 EGLGetBlobFuncANDROID get)
3650 struct dri2_egl_display *dri2_dpy = dri2_egl_display_lock(disp);
3651 dri2_dpy->blob->set_cache_funcs(dri2_dpy->dri_screen,
3653 disp->BlobCacheGet);
3654 mtx_unlock(&dri2_dpy->lock);
3658 dri2_client_wait_sync(_EGLDisplay *disp, _EGLSync *sync,
3659 EGLint flags, EGLTime timeout)
3661 _EGLContext *ctx = _eglGetCurrentContext();
3662 struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
3663 struct dri2_egl_context *dri2_ctx = dri2_egl_context(ctx);
3664 struct dri2_egl_sync *dri2_sync = dri2_egl_sync(sync);
3665 unsigned wait_flags = 0;
3667 EGLint ret = EGL_CONDITION_SATISFIED_KHR;
3669 /* The EGL_KHR_fence_sync spec states:
3671 * "If no context is current for the bound API,
3672 * the EGL_SYNC_FLUSH_COMMANDS_BIT_KHR bit is ignored.
3674 if (dri2_ctx && flags & EGL_SYNC_FLUSH_COMMANDS_BIT_KHR)
3675 wait_flags |= __DRI2_FENCE_FLAG_FLUSH_COMMANDS;
3677 /* the sync object should take a reference while waiting */
3678 dri2_egl_ref_sync(dri2_sync);
3680 switch (sync->Type) {
3681 case EGL_SYNC_FENCE_KHR:
3682 case EGL_SYNC_NATIVE_FENCE_ANDROID:
3683 case EGL_SYNC_CL_EVENT_KHR:
3684 if (dri2_dpy->fence->client_wait_sync(dri2_ctx ? dri2_ctx->dri_context : NULL,
3685 dri2_sync->fence, wait_flags,
3687 dri2_sync->base.SyncStatus = EGL_SIGNALED_KHR;
3689 ret = EGL_TIMEOUT_EXPIRED_KHR;
3692 case EGL_SYNC_REUSABLE_KHR:
3693 if (dri2_ctx && dri2_sync->base.SyncStatus == EGL_UNSIGNALED_KHR &&
3694 (flags & EGL_SYNC_FLUSH_COMMANDS_BIT_KHR)) {
3695 /* flush context if EGL_SYNC_FLUSH_COMMANDS_BIT_KHR is set */
3699 /* if timeout is EGL_FOREVER_KHR, it should wait without any timeout.*/
3700 if (timeout == EGL_FOREVER_KHR) {
3701 mtx_lock(&dri2_sync->mutex);
3702 cnd_wait(&dri2_sync->cond, &dri2_sync->mutex);
3703 mtx_unlock(&dri2_sync->mutex);
3705 /* if reusable sync has not been yet signaled */
3706 if (dri2_sync->base.SyncStatus != EGL_SIGNALED_KHR) {
3707 /* timespecs for cnd_timedwait */
3708 struct timespec current;
3709 struct timespec expire;
3711 /* We override the clock to monotonic when creating the condition
3713 clock_gettime(CLOCK_MONOTONIC, ¤t);
3715 /* calculating when to expire */
3716 expire.tv_nsec = timeout % 1000000000L;
3717 expire.tv_sec = timeout / 1000000000L;
3719 expire.tv_nsec += current.tv_nsec;
3720 expire.tv_sec += current.tv_sec;
3722 /* expire.nsec now is a number between 0 and 1999999998 */
3723 if (expire.tv_nsec > 999999999L) {
3725 expire.tv_nsec -= 1000000000L;
3728 mtx_lock(&dri2_sync->mutex);
3729 ret = cnd_timedwait(&dri2_sync->cond, &dri2_sync->mutex, &expire);
3730 mtx_unlock(&dri2_sync->mutex);
3732 if (ret == thrd_timedout) {
3733 if (dri2_sync->base.SyncStatus == EGL_UNSIGNALED_KHR) {
3734 ret = EGL_TIMEOUT_EXPIRED_KHR;
3736 _eglError(EGL_BAD_ACCESS, "eglClientWaitSyncKHR");
3745 dri2_egl_unref_sync(dri2_dpy, dri2_sync);
3751 dri2_signal_sync(_EGLDisplay *disp, _EGLSync *sync, EGLenum mode)
3753 struct dri2_egl_sync *dri2_sync = dri2_egl_sync(sync);
3756 if (sync->Type != EGL_SYNC_REUSABLE_KHR)
3757 return _eglError(EGL_BAD_MATCH, "eglSignalSyncKHR");
3759 if (mode != EGL_SIGNALED_KHR && mode != EGL_UNSIGNALED_KHR)
3760 return _eglError(EGL_BAD_ATTRIBUTE, "eglSignalSyncKHR");
3762 dri2_sync->base.SyncStatus = mode;
3764 if (mode == EGL_SIGNALED_KHR) {
3765 ret = cnd_broadcast(&dri2_sync->cond);
3767 /* fail to broadcast */
3769 return _eglError(EGL_BAD_ACCESS, "eglSignalSyncKHR");
3776 dri2_server_wait_sync(_EGLDisplay *disp, _EGLSync *sync)
3778 _EGLContext *ctx = _eglGetCurrentContext();
3779 struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
3780 struct dri2_egl_context *dri2_ctx = dri2_egl_context(ctx);
3781 struct dri2_egl_sync *dri2_sync = dri2_egl_sync(sync);
3783 dri2_dpy->fence->server_wait_sync(dri2_ctx->dri_context,
3784 dri2_sync->fence, 0);
3789 dri2_interop_query_device_info(_EGLDisplay *disp, _EGLContext *ctx,
3790 struct mesa_glinterop_device_info *out)
3792 struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
3793 struct dri2_egl_context *dri2_ctx = dri2_egl_context(ctx);
3795 if (!dri2_dpy->interop)
3796 return MESA_GLINTEROP_UNSUPPORTED;
3798 return dri2_dpy->interop->query_device_info(dri2_ctx->dri_context, out);
3802 dri2_interop_export_object(_EGLDisplay *disp, _EGLContext *ctx,
3803 struct mesa_glinterop_export_in *in,
3804 struct mesa_glinterop_export_out *out)
3806 struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
3807 struct dri2_egl_context *dri2_ctx = dri2_egl_context(ctx);
3809 if (!dri2_dpy->interop)
3810 return MESA_GLINTEROP_UNSUPPORTED;
3812 return dri2_dpy->interop->export_object(dri2_ctx->dri_context, in, out);
3815 const _EGLDriver _eglDriver = {
3816 .Initialize = dri2_initialize,
3817 .Terminate = dri2_terminate,
3818 .CreateContext = dri2_create_context,
3819 .DestroyContext = dri2_destroy_context,
3820 .MakeCurrent = dri2_make_current,
3821 .CreateWindowSurface = dri2_create_window_surface,
3822 .CreatePixmapSurface = dri2_create_pixmap_surface,
3823 .CreatePbufferSurface = dri2_create_pbuffer_surface,
3824 .DestroySurface = dri2_destroy_surface,
3825 .GetProcAddress = dri2_get_proc_address,
3826 .WaitClient = dri2_wait_client,
3827 .WaitNative = dri2_wait_native,
3828 .BindTexImage = dri2_bind_tex_image,
3829 .ReleaseTexImage = dri2_release_tex_image,
3830 .SwapInterval = dri2_swap_interval,
3831 .SwapBuffers = dri2_swap_buffers,
3832 .SwapBuffersWithDamageEXT = dri2_swap_buffers_with_damage,
3833 .SwapBuffersRegionNOK = dri2_swap_buffers_region,
3834 .SetDamageRegion = dri2_set_damage_region,
3835 .PostSubBufferNV = dri2_post_sub_buffer,
3836 .CopyBuffers = dri2_copy_buffers,
3837 .QueryBufferAge = dri2_query_buffer_age,
3838 .CreateImageKHR = dri2_create_image,
3839 .DestroyImageKHR = dri2_destroy_image_khr,
3840 .CreateWaylandBufferFromImageWL = dri2_create_wayland_buffer_from_image,
3841 .QuerySurface = dri2_query_surface,
3842 .QueryDriverName = dri2_query_driver_name,
3843 .QueryDriverConfig = dri2_query_driver_config,
3845 .CreateDRMImageMESA = dri2_create_drm_image_mesa,
3846 .ExportDRMImageMESA = dri2_export_drm_image_mesa,
3847 .ExportDMABUFImageQueryMESA = dri2_export_dma_buf_image_query_mesa,
3848 .ExportDMABUFImageMESA = dri2_export_dma_buf_image_mesa,
3849 .QueryDmaBufFormatsEXT = dri2_query_dma_buf_formats,
3850 .QueryDmaBufModifiersEXT = dri2_query_dma_buf_modifiers,
3852 #ifdef HAVE_WAYLAND_PLATFORM
3853 .BindWaylandDisplayWL = dri2_bind_wayland_display_wl,
3854 .UnbindWaylandDisplayWL = dri2_unbind_wayland_display_wl,
3855 .QueryWaylandBufferWL = dri2_query_wayland_buffer_wl,
3857 .GetSyncValuesCHROMIUM = dri2_get_sync_values_chromium,
3858 .GetMscRateANGLE = dri2_get_msc_rate_angle,
3859 .CreateSyncKHR = dri2_create_sync,
3860 .ClientWaitSyncKHR = dri2_client_wait_sync,
3861 .SignalSyncKHR = dri2_signal_sync,
3862 .WaitSyncKHR = dri2_server_wait_sync,
3863 .DestroySyncKHR = dri2_destroy_sync,
3864 .GLInteropQueryDeviceInfo = dri2_interop_query_device_info,
3865 .GLInteropExportObject = dri2_interop_export_object,
3866 .DupNativeFenceFDANDROID = dri2_dup_native_fence_fd,
3867 .SetBlobCacheFuncsANDROID = dri2_set_blob_cache_funcs,