Example #1
0
static EGLBoolean
dri2_initialize_x11_dri2(_EGLDriver *drv, _EGLDisplay *disp)
{
   struct dri2_egl_display *dri2_dpy;

   drv->API.CreateWindowSurface = dri2_create_window_surface;
   drv->API.CreatePixmapSurface = dri2_create_pixmap_surface;
   drv->API.CreatePbufferSurface = dri2_create_pbuffer_surface;
   drv->API.DestroySurface = dri2_destroy_surface;
   drv->API.SwapBuffers = dri2_swap_buffers;
   drv->API.CopyBuffers = dri2_copy_buffers;
   drv->API.CreateImageKHR = dri2_x11_create_image_khr;
   drv->API.SwapBuffersRegionNOK = dri2_swap_buffers_region;
   drv->API.PostSubBufferNV = dri2_post_sub_buffer;
   drv->API.SwapInterval = dri2_swap_interval;

   dri2_dpy = calloc(1, sizeof *dri2_dpy);
   if (!dri2_dpy)
      return _eglError(EGL_BAD_ALLOC, "eglInitialize");

   disp->DriverData = (void *) dri2_dpy;
   if (disp->PlatformDisplay == NULL) {
      dri2_dpy->conn = xcb_connect(0, 0);
   } else {
      dri2_dpy->conn = XGetXCBConnection((Display *) disp->PlatformDisplay);
   }

   if (xcb_connection_has_error(dri2_dpy->conn)) {
      _eglLog(_EGL_WARNING, "DRI2: xcb_connect failed");
      goto cleanup_dpy;
   }

   if (dri2_dpy->conn) {
      if (!dri2_connect(dri2_dpy))
	 goto cleanup_conn;
   }

   if (!dri2_load_driver(disp))
      goto cleanup_conn;

#ifdef O_CLOEXEC
   dri2_dpy->fd = open(dri2_dpy->device_name, O_RDWR | O_CLOEXEC);
   if (dri2_dpy->fd == -1 && errno == EINVAL)
#endif
   {
      dri2_dpy->fd = open(dri2_dpy->device_name, O_RDWR);
      if (dri2_dpy->fd != -1)
         fcntl(dri2_dpy->fd, F_SETFD, fcntl(dri2_dpy->fd, F_GETFD) |
            FD_CLOEXEC);
   }
   if (dri2_dpy->fd == -1) {
      _eglLog(_EGL_WARNING,
	      "DRI2: could not open %s (%s)", dri2_dpy->device_name,
              strerror(errno));
      goto cleanup_driver;
   }

   if (dri2_dpy->conn) {
      if (!dri2_authenticate(disp))
	 goto cleanup_fd;
   }

   if (dri2_dpy->dri2_minor >= 1) {
      dri2_dpy->dri2_loader_extension.base.name = __DRI_DRI2_LOADER;
      dri2_dpy->dri2_loader_extension.base.version = 3;
      dri2_dpy->dri2_loader_extension.getBuffers = dri2_get_buffers;
      dri2_dpy->dri2_loader_extension.flushFrontBuffer = dri2_flush_front_buffer;
      dri2_dpy->dri2_loader_extension.getBuffersWithFormat =
	 dri2_get_buffers_with_format;
   } else {
      dri2_dpy->dri2_loader_extension.base.name = __DRI_DRI2_LOADER;
      dri2_dpy->dri2_loader_extension.base.version = 2;
      dri2_dpy->dri2_loader_extension.getBuffers = dri2_get_buffers;
      dri2_dpy->dri2_loader_extension.flushFrontBuffer = dri2_flush_front_buffer;
      dri2_dpy->dri2_loader_extension.getBuffersWithFormat = NULL;
   }
      
   dri2_dpy->extensions[0] = &dri2_dpy->dri2_loader_extension.base;
   dri2_dpy->extensions[1] = &image_lookup_extension.base;
   dri2_dpy->extensions[2] = NULL;

   dri2_dpy->swap_available = (dri2_dpy->dri2_minor >= 2);
   dri2_dpy->invalidate_available = (dri2_dpy->dri2_minor >= 3);

   if (!dri2_create_screen(disp))
      goto cleanup_fd;

   dri2_setup_swap_interval(dri2_dpy);

   disp->Extensions.KHR_image_pixmap = EGL_TRUE;
   disp->Extensions.NOK_swap_region = EGL_TRUE;
   disp->Extensions.NOK_texture_from_pixmap = EGL_TRUE;
   disp->Extensions.NV_post_sub_buffer = EGL_TRUE;

#ifdef HAVE_WAYLAND_PLATFORM
   disp->Extensions.WL_bind_wayland_display = EGL_TRUE;
#endif

   if (dri2_dpy->conn) {
      if (!dri2_add_configs_for_visuals(dri2_dpy, disp))
	 goto cleanup_configs;
   }

   dri2_dpy->authenticate = dri2_x11_authenticate;

   /* we're supporting EGL 1.4 */
   disp->VersionMajor = 1;
   disp->VersionMinor = 4;

   return EGL_TRUE;

 cleanup_configs:
   _eglCleanupDisplay(disp);
   dri2_dpy->core->destroyScreen(dri2_dpy->dri_screen);
 cleanup_fd:
   close(dri2_dpy->fd);
 cleanup_driver:
   dlclose(dri2_dpy->driver);
 cleanup_conn:
   if (disp->PlatformDisplay == NULL)
      xcb_disconnect(dri2_dpy->conn);
 cleanup_dpy:
   free(dri2_dpy);

   return EGL_FALSE;
}
EGLBoolean
dri2_initialize_android(_EGLDriver *drv, _EGLDisplay *dpy)
{
   struct dri2_egl_display *dri2_dpy;
   const char *err;

   _eglSetLogProc(droid_log);

   dri2_dpy = calloc(1, sizeof(*dri2_dpy));
   if (!dri2_dpy)
      return _eglError(EGL_BAD_ALLOC, "eglInitialize");

   dpy->DriverData = (void *) dri2_dpy;

   dri2_dpy->fd = droid_open_device();
   if (dri2_dpy->fd < 0) {
      err = "DRI2: failed to open device";
      goto cleanup_display;
   }

   dri2_dpy->driver_name = (char *) droid_get_driver_name(dri2_dpy->fd);
   if (dri2_dpy->driver_name == NULL) {
      err = "DRI2: failed to get driver name";
      goto cleanup_device;
   }

   if (!dri2_load_driver(dpy)) {
      err = "DRI2: failed to load driver";
      goto cleanup_device;
   }

   dri2_dpy->dri2_loader_extension.base.name = __DRI_DRI2_LOADER;
   dri2_dpy->dri2_loader_extension.base.version = 3;
   dri2_dpy->dri2_loader_extension.getBuffers = NULL;
   dri2_dpy->dri2_loader_extension.flushFrontBuffer = droid_flush_front_buffer;
   dri2_dpy->dri2_loader_extension.getBuffersWithFormat =
      droid_get_buffers_with_format;

   dri2_dpy->extensions[0] = &dri2_dpy->dri2_loader_extension.base;
   dri2_dpy->extensions[1] = &image_lookup_extension.base;
   dri2_dpy->extensions[2] = &use_invalidate.base;
   dri2_dpy->extensions[3] = NULL;

   if (!dri2_create_screen(dpy)) {
      err = "DRI2: failed to create screen";
      goto cleanup_driver;
   }

   if (!droid_add_configs_for_visuals(drv, dpy)) {
      err = "DRI2: failed to add configs";
      goto cleanup_screen;
   }

   dpy->Extensions.ANDROID_image_native_buffer = EGL_TRUE;
   dpy->Extensions.KHR_image_base = EGL_TRUE;

   /* we're supporting EGL 1.4 */
   dpy->VersionMajor = 1;
   dpy->VersionMinor = 4;

   droid_init_driver_functions(drv);

   return EGL_TRUE;

cleanup_screen:
   dri2_dpy->core->destroyScreen(dri2_dpy->dri_screen);
cleanup_driver:
   dlclose(dri2_dpy->driver);
cleanup_device:
   close(dri2_dpy->fd);
cleanup_display:
   free(dri2_dpy);

   return _eglError(EGL_NOT_INITIALIZED, err);
}
Example #3
0
static EGLBoolean
dri2_initialize_x11_dri2(_EGLDriver *drv, _EGLDisplay *disp)
{
   struct dri2_egl_display *dri2_dpy;

   dri2_dpy = calloc(1, sizeof *dri2_dpy);
   if (!dri2_dpy)
      return _eglError(EGL_BAD_ALLOC, "eglInitialize");

   disp->DriverData = (void *) dri2_dpy;
   if (disp->PlatformDisplay == NULL) {
      dri2_dpy->conn = xcb_connect(0, &dri2_dpy->screen);
      dri2_dpy->own_device = true;
   } else {
      Display *dpy = disp->PlatformDisplay;

      dri2_dpy->conn = XGetXCBConnection(dpy);
      dri2_dpy->screen = DefaultScreen(dpy);
   }

   if (!dri2_dpy->conn || xcb_connection_has_error(dri2_dpy->conn)) {
      _eglLog(_EGL_WARNING, "DRI2: xcb_connect failed");
      goto cleanup_dpy;
   }

   if (!dri2_x11_connect(dri2_dpy))
      goto cleanup_conn;

   if (!dri2_load_driver(disp))
      goto cleanup_fd;

   if (dri2_dpy->dri2_minor >= 1) {
      dri2_dpy->dri2_loader_extension.base.name = __DRI_DRI2_LOADER;
      dri2_dpy->dri2_loader_extension.base.version = 3;
      dri2_dpy->dri2_loader_extension.getBuffers = dri2_x11_get_buffers;
      dri2_dpy->dri2_loader_extension.flushFrontBuffer = dri2_x11_flush_front_buffer;
      dri2_dpy->dri2_loader_extension.getBuffersWithFormat =
	 dri2_x11_get_buffers_with_format;
   } else {
      dri2_dpy->dri2_loader_extension.base.name = __DRI_DRI2_LOADER;
      dri2_dpy->dri2_loader_extension.base.version = 2;
      dri2_dpy->dri2_loader_extension.getBuffers = dri2_x11_get_buffers;
      dri2_dpy->dri2_loader_extension.flushFrontBuffer = dri2_x11_flush_front_buffer;
      dri2_dpy->dri2_loader_extension.getBuffersWithFormat = NULL;
   }
      
   dri2_dpy->extensions[0] = &dri2_dpy->dri2_loader_extension.base;
   dri2_dpy->extensions[1] = &image_lookup_extension.base;
   dri2_dpy->extensions[2] = NULL;

   dri2_dpy->swap_available = (dri2_dpy->dri2_minor >= 2);
   dri2_dpy->invalidate_available = (dri2_dpy->dri2_minor >= 3);

   if (!dri2_create_screen(disp))
      goto cleanup_driver;

   dri2_x11_setup_swap_interval(dri2_dpy);

   disp->Extensions.KHR_image_pixmap = EGL_TRUE;
   disp->Extensions.NOK_swap_region = EGL_TRUE;
   disp->Extensions.NOK_texture_from_pixmap = EGL_TRUE;
   disp->Extensions.NV_post_sub_buffer = EGL_TRUE;
   disp->Extensions.CHROMIUM_sync_control = EGL_TRUE;

#ifdef HAVE_WAYLAND_PLATFORM
   disp->Extensions.WL_bind_wayland_display = EGL_TRUE;
#endif

   if (!dri2_x11_add_configs_for_visuals(dri2_dpy, disp, true))
      goto cleanup_configs;

   /* Fill vtbl last to prevent accidentally calling virtual function during
    * initialization.
    */
   dri2_dpy->vtbl = &dri2_x11_display_vtbl;

   _eglLog(_EGL_INFO, "Using DRI2");

   return EGL_TRUE;

 cleanup_configs:
   _eglCleanupDisplay(disp);
   dri2_dpy->core->destroyScreen(dri2_dpy->dri_screen);
 cleanup_driver:
   dlclose(dri2_dpy->driver);
 cleanup_fd:
   close(dri2_dpy->fd);
 cleanup_conn:
   if (disp->PlatformDisplay == NULL)
      xcb_disconnect(dri2_dpy->conn);
 cleanup_dpy:
   free(dri2_dpy);

   return EGL_FALSE;
}
Example #4
0
EGLBoolean
dri2_initialize_android(_EGLDriver *drv, _EGLDisplay *dpy)
{
   struct dri2_egl_display *dri2_dpy;
   const char *err;

   _eglSetLogProc(droid_log);

   loader_set_logger(_eglLog);

   dri2_dpy = calloc(1, sizeof(*dri2_dpy));
   if (!dri2_dpy)
      return _eglError(EGL_BAD_ALLOC, "eglInitialize");

   dpy->DriverData = (void *) dri2_dpy;

   dri2_dpy->fd = droid_open_device();
   if (dri2_dpy->fd < 0) {
      err = "DRI2: failed to open device";
      goto cleanup_display;
   }

   dri2_dpy->driver_name = loader_get_driver_for_fd(dri2_dpy->fd, 0);
   if (dri2_dpy->driver_name == NULL) {
      err = "DRI2: failed to get driver name";
      goto cleanup_device;
   }

   if (!dri2_load_driver(dpy)) {
      err = "DRI2: failed to load driver";
      goto cleanup_driver_name;
   }

   dri2_dpy->is_render_node = drmGetNodeTypeFromFd(dri2_dpy->fd) == DRM_NODE_RENDER;

   /* render nodes cannot use Gem names, and thus do not support
    * the __DRI_DRI2_LOADER extension */
   if (!dri2_dpy->is_render_node) {
      dri2_dpy->dri2_loader_extension.base.name = __DRI_DRI2_LOADER;
      dri2_dpy->dri2_loader_extension.base.version = 3;
      dri2_dpy->dri2_loader_extension.getBuffers = NULL;
      dri2_dpy->dri2_loader_extension.flushFrontBuffer = droid_flush_front_buffer;
      dri2_dpy->dri2_loader_extension.getBuffersWithFormat =
        droid_get_buffers_with_format;
      dri2_dpy->extensions[0] = &dri2_dpy->dri2_loader_extension.base;
   } else {
      dri2_dpy->extensions[0] = &droid_image_loader_extension.base;
   }
   dri2_dpy->extensions[1] = &use_invalidate.base;
   dri2_dpy->extensions[2] = &image_lookup_extension.base;
   dri2_dpy->extensions[3] = NULL;


   if (!dri2_create_screen(dpy)) {
      err = "DRI2: failed to create screen";
      goto cleanup_driver;
   }

   if (!droid_add_configs_for_visuals(drv, dpy)) {
      err = "DRI2: failed to add configs";
      goto cleanup_screen;
   }

   dpy->Extensions.ANDROID_framebuffer_target = EGL_TRUE;
   dpy->Extensions.ANDROID_image_native_buffer = EGL_TRUE;
   dpy->Extensions.ANDROID_recordable = EGL_TRUE;
   dpy->Extensions.KHR_image_base = EGL_TRUE;

   /* Fill vtbl last to prevent accidentally calling virtual function during
    * initialization.
    */
   dri2_dpy->vtbl = &droid_display_vtbl;

   return EGL_TRUE;

cleanup_screen:
   dri2_dpy->core->destroyScreen(dri2_dpy->dri_screen);
cleanup_driver:
   dlclose(dri2_dpy->driver);
cleanup_driver_name:
   free(dri2_dpy->driver_name);
cleanup_device:
   close(dri2_dpy->fd);
cleanup_display:
   free(dri2_dpy);

   return _eglError(EGL_NOT_INITIALIZED, err);
}
Example #5
0
EGLBoolean
dri2_initialize_surfaceless(_EGLDriver *drv, _EGLDisplay *disp)
{
   struct dri2_egl_display *dri2_dpy;
   const char* err;
   int i;
   int driver_loaded = 0;

   loader_set_logger(_eglLog);

   dri2_dpy = calloc(1, sizeof *dri2_dpy);
   if (!dri2_dpy)
      return _eglError(EGL_BAD_ALLOC, "eglInitialize");

   disp->DriverData = (void *) dri2_dpy;

   const int limit = 64;
   const int base = 128;
   for (i = 0; i < limit; ++i) {
      char *card_path;
      if (asprintf(&card_path, DRM_RENDER_DEV_NAME, DRM_DIR_NAME, base + i) < 0)
         continue;

      dri2_dpy->fd = loader_open_device(card_path);

      free(card_path);
      if (dri2_dpy->fd < 0)
         continue;

      dri2_dpy->driver_name = loader_get_driver_for_fd(dri2_dpy->fd, 0);
      if (dri2_dpy->driver_name) {
         if (dri2_load_driver(disp)) {
            driver_loaded = 1;
            break;
         }
         free(dri2_dpy->driver_name);
      }
      close(dri2_dpy->fd);
   }

   if (!driver_loaded) {
      err = "DRI2: failed to load driver";
      goto cleanup_display;
   }

   dri2_dpy->dri2_loader_extension.base.name = __DRI_DRI2_LOADER;
   dri2_dpy->dri2_loader_extension.base.version = 3;
   dri2_dpy->dri2_loader_extension.getBuffers = NULL;
   dri2_dpy->dri2_loader_extension.flushFrontBuffer =
      surfaceless_flush_front_buffer;
   dri2_dpy->dri2_loader_extension.getBuffersWithFormat =
      surfaceless_get_buffers_with_format;

   dri2_dpy->extensions[0] = &image_loader_extension.base;
   dri2_dpy->extensions[1] = &image_lookup_extension.base;
   dri2_dpy->extensions[2] = &use_invalidate.base;
   dri2_dpy->extensions[3] = NULL;

   if (!dri2_create_screen(disp)) {
      err = "DRI2: failed to create screen";
      goto cleanup_driver;
   }

   if (!surfaceless_add_configs_for_visuals(drv, disp)) {
      err = "DRI2: failed to add configs";
      goto cleanup_screen;
   }

   disp->Extensions.KHR_image_base = EGL_TRUE;

   /* Fill vtbl last to prevent accidentally calling virtual function during
    * initialization.
    */
   dri2_dpy->vtbl = &dri2_surfaceless_display_vtbl;

   return EGL_TRUE;

cleanup_screen:
   dri2_dpy->core->destroyScreen(dri2_dpy->dri_screen);

cleanup_driver:
   dlclose(dri2_dpy->driver);
   free(dri2_dpy->driver_name);
   close(dri2_dpy->fd);
cleanup_display:
   free(dri2_dpy);

   return _eglError(EGL_NOT_INITIALIZED, err);
}
Example #6
0
EGLBoolean
dri2_initialize_wayland(_EGLDriver *drv, _EGLDisplay *disp)
{
   struct dri2_egl_display *dri2_dpy;
   const __DRIconfig *config;
   uint32_t id, types;
   int i;
   static const unsigned int argb_masks[4] =
      { 0xff0000, 0xff00, 0xff, 0xff000000 };
   static const unsigned int rgb_masks[4] = { 0xff0000, 0xff00, 0xff, 0 };

   drv->API.CreateWindowSurface = dri2_create_window_surface;
   drv->API.CreatePixmapSurface = dri2_create_pixmap_surface;
   drv->API.DestroySurface = dri2_destroy_surface;
   drv->API.SwapBuffers = dri2_swap_buffers;
   drv->API.CreateImageKHR = dri2_wayland_create_image_khr;
   drv->API.Terminate = dri2_terminate;

   dri2_dpy = malloc(sizeof *dri2_dpy);
   if (!dri2_dpy)
      return _eglError(EGL_BAD_ALLOC, "eglInitialize");

   memset(dri2_dpy, 0, sizeof *dri2_dpy);

   disp->DriverData = (void *) dri2_dpy;
   if (disp->PlatformDisplay == NULL) {
      dri2_dpy->wl_dpy = wl_display_connect(NULL);
      if (dri2_dpy->wl_dpy == NULL)
         goto cleanup_dpy;
      dri2_dpy->own_device = 1;
   } else {
      dri2_dpy->wl_dpy = disp->PlatformDisplay;
   }

   id = wl_display_get_global(dri2_dpy->wl_dpy, "wl_drm", 1);
   if (id == 0)
      wl_display_roundtrip(dri2_dpy->wl_dpy);
   id = wl_display_get_global(dri2_dpy->wl_dpy, "wl_drm", 1);
   if (id == 0)
      goto cleanup_dpy;
   dri2_dpy->wl_drm = wl_display_bind(dri2_dpy->wl_dpy, id, &wl_drm_interface);
   if (!dri2_dpy->wl_drm)
      goto cleanup_dpy;
   wl_drm_add_listener(dri2_dpy->wl_drm, &drm_listener, dri2_dpy);
   wl_display_roundtrip(dri2_dpy->wl_dpy);
   if (dri2_dpy->fd == -1)
      goto cleanup_drm;

   wl_display_roundtrip(dri2_dpy->wl_dpy);
   if (!dri2_dpy->authenticated)
      goto cleanup_fd;

   dri2_dpy->driver_name = dri2_get_driver_for_fd(dri2_dpy->fd);
   if (dri2_dpy->driver_name == NULL) {
      _eglError(EGL_BAD_ALLOC, "DRI2: failed to get driver name");
      goto cleanup_fd;
   }

   if (!dri2_load_driver(disp))
      goto cleanup_driver_name;

   dri2_dpy->dri2_loader_extension.base.name = __DRI_DRI2_LOADER;
   dri2_dpy->dri2_loader_extension.base.version = 3;
   dri2_dpy->dri2_loader_extension.getBuffers = dri2_get_buffers;
   dri2_dpy->dri2_loader_extension.flushFrontBuffer = dri2_flush_front_buffer;
   dri2_dpy->dri2_loader_extension.getBuffersWithFormat =
      dri2_get_buffers_with_format;
      
   dri2_dpy->extensions[0] = &dri2_dpy->dri2_loader_extension.base;
   dri2_dpy->extensions[1] = &image_lookup_extension.base;
   dri2_dpy->extensions[2] = &use_invalidate.base;
   dri2_dpy->extensions[3] = NULL;

   if (!dri2_create_screen(disp))
      goto cleanup_driver;

   types = EGL_WINDOW_BIT | EGL_PIXMAP_BIT;
   if (dri2_dpy->formats & HAS_PREMUL_ARGB32)
      types |= EGL_VG_ALPHA_FORMAT_PRE_BIT;

   for (i = 0; dri2_dpy->driver_configs[i]; i++) {
      config = dri2_dpy->driver_configs[i];
      if (dri2_dpy->formats & HAS_XRGB32)
	 dri2_add_config(disp, config, i + 1, 0, types, NULL, rgb_masks);
      if (dri2_dpy->formats & (HAS_ARGB32 | HAS_PREMUL_ARGB32))
	 dri2_add_config(disp, config, i + 1, 0, types, NULL, argb_masks);
   }

   disp->Extensions.KHR_image_pixmap = EGL_TRUE;

   disp->Extensions.WL_bind_wayland_display = EGL_TRUE;
   dri2_dpy->authenticate = dri2_wayland_authenticate;

   /* we're supporting EGL 1.4 */
   disp->VersionMajor = 1;
   disp->VersionMinor = 4;

   return EGL_TRUE;

 cleanup_driver:
   dlclose(dri2_dpy->driver);
 cleanup_driver_name:
   free(dri2_dpy->driver_name);
 cleanup_fd:
   close(dri2_dpy->fd);
 cleanup_drm:
   free(dri2_dpy->device_name);
   wl_drm_destroy(dri2_dpy->wl_drm);
 cleanup_dpy:
   free(dri2_dpy);
   
   return EGL_FALSE;
}
Example #7
0
static EGLBoolean
dri2_initialize_x11_dri2(_EGLDriver *drv, _EGLDisplay *disp)
{
   _EGLDevice *dev;
   struct dri2_egl_display *dri2_dpy;

   dri2_dpy = calloc(1, sizeof *dri2_dpy);
   if (!dri2_dpy)
      return _eglError(EGL_BAD_ALLOC, "eglInitialize");

   dri2_dpy->fd = -1;
   if (!dri2_get_xcb_connection(drv, disp, dri2_dpy))
      goto cleanup;

   if (!dri2_x11_connect(dri2_dpy))
      goto cleanup;

   dev = _eglAddDevice(dri2_dpy->fd, false);
   if (!dev) {
      _eglError(EGL_NOT_INITIALIZED, "DRI2: failed to find EGLDevice");
      goto cleanup;
   }

   disp->Device = dev;

   if (!dri2_load_driver(disp))
      goto cleanup;

   if (dri2_dpy->dri2_minor >= 1)
      dri2_dpy->loader_extensions = dri2_loader_extensions;
   else
      dri2_dpy->loader_extensions = dri2_loader_extensions_old;

   dri2_dpy->swap_available = (dri2_dpy->dri2_minor >= 2);
   dri2_dpy->invalidate_available = (dri2_dpy->dri2_minor >= 3);

   if (!dri2_create_screen(disp))
      goto cleanup;

   if (!dri2_setup_extensions(disp))
      goto cleanup;

   dri2_setup_screen(disp);

   dri2_x11_setup_swap_interval(disp);

   disp->Extensions.KHR_image_pixmap = EGL_TRUE;
   disp->Extensions.NOK_swap_region = EGL_TRUE;
   disp->Extensions.NOK_texture_from_pixmap = EGL_TRUE;
   disp->Extensions.NV_post_sub_buffer = EGL_TRUE;
   disp->Extensions.CHROMIUM_sync_control = EGL_TRUE;

   dri2_set_WL_bind_wayland_display(drv, disp);

   if (!dri2_x11_add_configs_for_visuals(dri2_dpy, disp, true))
      goto cleanup;

   /* Fill vtbl last to prevent accidentally calling virtual function during
    * initialization.
    */
   dri2_dpy->vtbl = &dri2_x11_display_vtbl;

   _eglLog(_EGL_INFO, "Using DRI2");

   return EGL_TRUE;

 cleanup:
   dri2_display_destroy(disp);
   return EGL_FALSE;
}