egl: add EGL_ANDROID_native_fence_sync
[mesa.git] / src / egl / drivers / dri2 / egl_dri2.c
index f2ed3c7d3a2eeb1a1d9da5fccd6dc1a0f255f3ac..52fbdff0b128d1ad3e52e792f4f3b4e72d1b38bf 100644 (file)
@@ -56,6 +56,7 @@
 #endif
 
 #include "egl_dri2.h"
+#include "loader/loader.h"
 #include "util/u_atomic.h"
 
 /* The kernel header drm_fourcc.h defines the DRM formats below.  We duplicate
@@ -80,54 +81,54 @@ const __DRIuseInvalidateExtension use_invalidate = {
 
 EGLint dri2_to_egl_attribute_map[] = {
    0,
-   EGL_BUFFER_SIZE,            /* __DRI_ATTRIB_BUFFER_SIZE */
-   EGL_LEVEL,                  /* __DRI_ATTRIB_LEVEL */
-   EGL_RED_SIZE,               /* __DRI_ATTRIB_RED_SIZE */
-   EGL_GREEN_SIZE,             /* __DRI_ATTRIB_GREEN_SIZE */
-   EGL_BLUE_SIZE,              /* __DRI_ATTRIB_BLUE_SIZE */
-   EGL_LUMINANCE_SIZE,         /* __DRI_ATTRIB_LUMINANCE_SIZE */
-   EGL_ALPHA_SIZE,             /* __DRI_ATTRIB_ALPHA_SIZE */
-   0,                          /* __DRI_ATTRIB_ALPHA_MASK_SIZE */
-   EGL_DEPTH_SIZE,             /* __DRI_ATTRIB_DEPTH_SIZE */
-   EGL_STENCIL_SIZE,           /* __DRI_ATTRIB_STENCIL_SIZE */
-   0,                          /* __DRI_ATTRIB_ACCUM_RED_SIZE */
-   0,                          /* __DRI_ATTRIB_ACCUM_GREEN_SIZE */
-   0,                          /* __DRI_ATTRIB_ACCUM_BLUE_SIZE */
-   0,                          /* __DRI_ATTRIB_ACCUM_ALPHA_SIZE */
-   EGL_SAMPLE_BUFFERS,         /* __DRI_ATTRIB_SAMPLE_BUFFERS */
-   EGL_SAMPLES,                        /* __DRI_ATTRIB_SAMPLES */
-   0,                          /* __DRI_ATTRIB_RENDER_TYPE, */
-   0,                          /* __DRI_ATTRIB_CONFIG_CAVEAT */
-   0,                          /* __DRI_ATTRIB_CONFORMANT */
-   0,                          /* __DRI_ATTRIB_DOUBLE_BUFFER */
-   0,                          /* __DRI_ATTRIB_STEREO */
-   0,                          /* __DRI_ATTRIB_AUX_BUFFERS */
-   0,                          /* __DRI_ATTRIB_TRANSPARENT_TYPE */
-   0,                          /* __DRI_ATTRIB_TRANSPARENT_INDEX_VALUE */
-   0,                          /* __DRI_ATTRIB_TRANSPARENT_RED_VALUE */
-   0,                          /* __DRI_ATTRIB_TRANSPARENT_GREEN_VALUE */
-   0,                          /* __DRI_ATTRIB_TRANSPARENT_BLUE_VALUE */
-   0,                          /* __DRI_ATTRIB_TRANSPARENT_ALPHA_VALUE */
-   0,                          /* __DRI_ATTRIB_FLOAT_MODE (deprecated) */
-   0,                          /* __DRI_ATTRIB_RED_MASK */
-   0,                          /* __DRI_ATTRIB_GREEN_MASK */
-   0,                          /* __DRI_ATTRIB_BLUE_MASK */
-   0,                          /* __DRI_ATTRIB_ALPHA_MASK */
-   EGL_MAX_PBUFFER_WIDTH,      /* __DRI_ATTRIB_MAX_PBUFFER_WIDTH */
-   EGL_MAX_PBUFFER_HEIGHT,     /* __DRI_ATTRIB_MAX_PBUFFER_HEIGHT */
-   EGL_MAX_PBUFFER_PIXELS,     /* __DRI_ATTRIB_MAX_PBUFFER_PIXELS */
-   0,                          /* __DRI_ATTRIB_OPTIMAL_PBUFFER_WIDTH */
-   0,                          /* __DRI_ATTRIB_OPTIMAL_PBUFFER_HEIGHT */
-   0,                          /* __DRI_ATTRIB_VISUAL_SELECT_GROUP */
-   0,                          /* __DRI_ATTRIB_SWAP_METHOD */
-   EGL_MAX_SWAP_INTERVAL,      /* __DRI_ATTRIB_MAX_SWAP_INTERVAL */
-   EGL_MIN_SWAP_INTERVAL,      /* __DRI_ATTRIB_MIN_SWAP_INTERVAL */
-   0,                          /* __DRI_ATTRIB_BIND_TO_TEXTURE_RGB */
-   0,                          /* __DRI_ATTRIB_BIND_TO_TEXTURE_RGBA */
-   0,                          /* __DRI_ATTRIB_BIND_TO_MIPMAP_TEXTURE */
-   0,                          /* __DRI_ATTRIB_BIND_TO_TEXTURE_TARGETS */
-   EGL_Y_INVERTED_NOK,         /* __DRI_ATTRIB_YINVERTED */
-   0,                          /* __DRI_ATTRIB_FRAMEBUFFER_SRGB_CAPABLE */
+   EGL_BUFFER_SIZE,                /* __DRI_ATTRIB_BUFFER_SIZE */
+   EGL_LEVEL,                        /* __DRI_ATTRIB_LEVEL */
+   EGL_RED_SIZE,                /* __DRI_ATTRIB_RED_SIZE */
+   EGL_GREEN_SIZE,                /* __DRI_ATTRIB_GREEN_SIZE */
+   EGL_BLUE_SIZE,                /* __DRI_ATTRIB_BLUE_SIZE */
+   EGL_LUMINANCE_SIZE,                /* __DRI_ATTRIB_LUMINANCE_SIZE */
+   EGL_ALPHA_SIZE,                /* __DRI_ATTRIB_ALPHA_SIZE */
+   0,                                /* __DRI_ATTRIB_ALPHA_MASK_SIZE */
+   EGL_DEPTH_SIZE,                /* __DRI_ATTRIB_DEPTH_SIZE */
+   EGL_STENCIL_SIZE,                /* __DRI_ATTRIB_STENCIL_SIZE */
+   0,                                /* __DRI_ATTRIB_ACCUM_RED_SIZE */
+   0,                                /* __DRI_ATTRIB_ACCUM_GREEN_SIZE */
+   0,                                /* __DRI_ATTRIB_ACCUM_BLUE_SIZE */
+   0,                                /* __DRI_ATTRIB_ACCUM_ALPHA_SIZE */
+   EGL_SAMPLE_BUFFERS,                /* __DRI_ATTRIB_SAMPLE_BUFFERS */
+   EGL_SAMPLES,                        /* __DRI_ATTRIB_SAMPLES */
+   0,                                /* __DRI_ATTRIB_RENDER_TYPE, */
+   0,                                /* __DRI_ATTRIB_CONFIG_CAVEAT */
+   0,                                /* __DRI_ATTRIB_CONFORMANT */
+   0,                                /* __DRI_ATTRIB_DOUBLE_BUFFER */
+   0,                                /* __DRI_ATTRIB_STEREO */
+   0,                                /* __DRI_ATTRIB_AUX_BUFFERS */
+   0,                                /* __DRI_ATTRIB_TRANSPARENT_TYPE */
+   0,                                /* __DRI_ATTRIB_TRANSPARENT_INDEX_VALUE */
+   0,                                /* __DRI_ATTRIB_TRANSPARENT_RED_VALUE */
+   0,                                /* __DRI_ATTRIB_TRANSPARENT_GREEN_VALUE */
+   0,                                /* __DRI_ATTRIB_TRANSPARENT_BLUE_VALUE */
+   0,                                /* __DRI_ATTRIB_TRANSPARENT_ALPHA_VALUE */
+   0,                                /* __DRI_ATTRIB_FLOAT_MODE (deprecated) */
+   0,                                /* __DRI_ATTRIB_RED_MASK */
+   0,                                /* __DRI_ATTRIB_GREEN_MASK */
+   0,                                /* __DRI_ATTRIB_BLUE_MASK */
+   0,                                /* __DRI_ATTRIB_ALPHA_MASK */
+   EGL_MAX_PBUFFER_WIDTH,        /* __DRI_ATTRIB_MAX_PBUFFER_WIDTH */
+   EGL_MAX_PBUFFER_HEIGHT,        /* __DRI_ATTRIB_MAX_PBUFFER_HEIGHT */
+   EGL_MAX_PBUFFER_PIXELS,        /* __DRI_ATTRIB_MAX_PBUFFER_PIXELS */
+   0,                                /* __DRI_ATTRIB_OPTIMAL_PBUFFER_WIDTH */
+   0,                                /* __DRI_ATTRIB_OPTIMAL_PBUFFER_HEIGHT */
+   0,                                /* __DRI_ATTRIB_VISUAL_SELECT_GROUP */
+   0,                                /* __DRI_ATTRIB_SWAP_METHOD */
+   EGL_MAX_SWAP_INTERVAL,        /* __DRI_ATTRIB_MAX_SWAP_INTERVAL */
+   EGL_MIN_SWAP_INTERVAL,        /* __DRI_ATTRIB_MIN_SWAP_INTERVAL */
+   0,                                /* __DRI_ATTRIB_BIND_TO_TEXTURE_RGB */
+   0,                                /* __DRI_ATTRIB_BIND_TO_TEXTURE_RGBA */
+   0,                                /* __DRI_ATTRIB_BIND_TO_MIPMAP_TEXTURE */
+   0,                                /* __DRI_ATTRIB_BIND_TO_TEXTURE_TARGETS */
+   EGL_Y_INVERTED_NOK,                /* __DRI_ATTRIB_YINVERTED */
+   0,                                /* __DRI_ATTRIB_FRAMEBUFFER_SRGB_CAPABLE */
 };
 
 const __DRIconfig *
@@ -154,11 +155,11 @@ dri2_match_config(const _EGLConfig *conf, const _EGLConfig *criteria)
 
 struct dri2_egl_config *
 dri2_add_config(_EGLDisplay *disp, const __DRIconfig *dri_config, int id,
-               EGLint surface_type, const EGLint *attr_list,
-               const unsigned int *rgba_masks)
+                EGLint surface_type, const EGLint *attr_list,
+                const unsigned int *rgba_masks)
 {
    struct dri2_egl_config *conf;
-   struct dri2_egl_display *dri2_dpy;
+   struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
    _EGLConfig base;
    unsigned int attrib, value, double_buffer;
    bool srgb = false;
@@ -169,7 +170,6 @@ dri2_add_config(_EGLDisplay *disp, const __DRIconfig *dri_config, int id,
    EGLint config_id;
    int i;
 
-   dri2_dpy = disp->DriverData;
    _eglInitConfig(&base, disp, id);
 
    i = 0;
@@ -180,36 +180,36 @@ dri2_add_config(_EGLDisplay *disp, const __DRIconfig *dri_config, int id,
    while (dri2_dpy->core->indexConfigAttrib(dri_config, i++, &attrib, &value)) {
       switch (attrib) {
       case __DRI_ATTRIB_RENDER_TYPE:
-        if (value & __DRI_ATTRIB_RGBA_BIT)
-           value = EGL_RGB_BUFFER;
-        else if (value & __DRI_ATTRIB_LUMINANCE_BIT)
-           value = EGL_LUMINANCE_BUFFER;
-        else
-           return NULL;
-        _eglSetConfigKey(&base, EGL_COLOR_BUFFER_TYPE, value);
-        break;
+         if (value & __DRI_ATTRIB_RGBA_BIT)
+            value = EGL_RGB_BUFFER;
+         else if (value & __DRI_ATTRIB_LUMINANCE_BIT)
+            value = EGL_LUMINANCE_BUFFER;
+         else
+            return NULL;
+         _eglSetConfigKey(&base, EGL_COLOR_BUFFER_TYPE, value);
+         break;
 
       case __DRI_ATTRIB_CONFIG_CAVEAT:
          if (value & __DRI_ATTRIB_NON_CONFORMANT_CONFIG)
             value = EGL_NON_CONFORMANT_CONFIG;
          else if (value & __DRI_ATTRIB_SLOW_BIT)
             value = EGL_SLOW_CONFIG;
-        else
-           value = EGL_NONE;
-        _eglSetConfigKey(&base, EGL_CONFIG_CAVEAT, value);
+         else
+            value = EGL_NONE;
+         _eglSetConfigKey(&base, EGL_CONFIG_CAVEAT, value);
          break;
 
       case __DRI_ATTRIB_BIND_TO_TEXTURE_RGB:
-        bind_to_texture_rgb = value;
-        break;
+         bind_to_texture_rgb = value;
+         break;
 
       case __DRI_ATTRIB_BIND_TO_TEXTURE_RGBA:
-        bind_to_texture_rgba = value;
-        break;
+         bind_to_texture_rgba = value;
+         break;
 
       case __DRI_ATTRIB_DOUBLE_BUFFER:
-        double_buffer = value;
-        break;
+         double_buffer = value;
+         break;
 
       case __DRI_ATTRIB_RED_MASK:
          dri_masks[0] = value;
@@ -242,11 +242,20 @@ dri2_add_config(_EGLDisplay *disp, const __DRIconfig *dri_config, int id,
             return NULL;
          break;
 
+      case __DRI_ATTRIB_MAX_PBUFFER_WIDTH:
+         _eglSetConfigKey(&base, EGL_MAX_PBUFFER_WIDTH,
+                          _EGL_MAX_PBUFFER_WIDTH);
+         break;
+      case __DRI_ATTRIB_MAX_PBUFFER_HEIGHT:
+         _eglSetConfigKey(&base, EGL_MAX_PBUFFER_HEIGHT,
+                          _EGL_MAX_PBUFFER_HEIGHT);
+         break;
+
       default:
-        key = dri2_to_egl_attribute_map[attrib];
-        if (key != 0)
-           _eglSetConfigKey(&base, key, value);
-        break;
+         key = dri2_to_egl_attribute_map[attrib];
+         if (key != 0)
+            _eglSetConfigKey(&base, key, value);
+         break;
       }
    }
 
@@ -366,40 +375,50 @@ struct dri2_extension_match {
    int offset;
 };
 
-static struct dri2_extension_match dri3_driver_extensions[] = {
+static const struct dri2_extension_match dri3_driver_extensions[] = {
    { __DRI_CORE, 1, offsetof(struct dri2_egl_display, core) },
    { __DRI_IMAGE_DRIVER, 1, offsetof(struct dri2_egl_display, image_driver) },
    { NULL, 0, 0 }
 };
 
-static struct dri2_extension_match dri2_driver_extensions[] = {
+static const struct dri2_extension_match dri2_driver_extensions[] = {
    { __DRI_CORE, 1, offsetof(struct dri2_egl_display, core) },
    { __DRI_DRI2, 2, offsetof(struct dri2_egl_display, dri2) },
    { NULL, 0, 0 }
 };
 
-static struct dri2_extension_match dri2_core_extensions[] = {
+static const struct dri2_extension_match dri2_core_extensions[] = {
    { __DRI2_FLUSH, 1, offsetof(struct dri2_egl_display, flush) },
    { __DRI_TEX_BUFFER, 2, offsetof(struct dri2_egl_display, tex_buffer) },
    { __DRI_IMAGE, 1, offsetof(struct dri2_egl_display, image) },
    { NULL, 0, 0 }
 };
 
-static struct dri2_extension_match swrast_driver_extensions[] = {
+static const struct dri2_extension_match swrast_driver_extensions[] = {
    { __DRI_CORE, 1, offsetof(struct dri2_egl_display, core) },
    { __DRI_SWRAST, 2, offsetof(struct dri2_egl_display, swrast) },
    { NULL, 0, 0 }
 };
 
-static struct dri2_extension_match swrast_core_extensions[] = {
+static const struct dri2_extension_match swrast_core_extensions[] = {
    { __DRI_TEX_BUFFER, 2, offsetof(struct dri2_egl_display, tex_buffer) },
    { NULL, 0, 0 }
 };
 
+static const struct dri2_extension_match optional_core_extensions[] = {
+   { __DRI2_ROBUSTNESS, 1, offsetof(struct dri2_egl_display, robustness) },
+   { __DRI2_CONFIG_QUERY, 1, offsetof(struct dri2_egl_display, config) },
+   { __DRI2_FENCE, 1, offsetof(struct dri2_egl_display, fence) },
+   { __DRI2_RENDERER_QUERY, 1, offsetof(struct dri2_egl_display, rendererQuery) },
+   { __DRI2_INTEROP, 1, offsetof(struct dri2_egl_display, interop) },
+   { NULL, 0, 0 }
+};
+
 static EGLBoolean
 dri2_bind_extensions(struct dri2_egl_display *dri2_dpy,
-                    struct dri2_extension_match *matches,
-                    const __DRIextension **extensions)
+                     const struct dri2_extension_match *matches,
+                     const __DRIextension **extensions,
+                     bool optional)
 {
    int i, j, ret = EGL_TRUE;
    void *field;
@@ -407,22 +426,28 @@ dri2_bind_extensions(struct dri2_egl_display *dri2_dpy,
    for (i = 0; extensions[i]; i++) {
       _eglLog(_EGL_DEBUG, "found extension `%s'", extensions[i]->name);
       for (j = 0; matches[j].name; j++) {
-        if (strcmp(extensions[i]->name, matches[j].name) == 0 &&
-            extensions[i]->version >= matches[j].version) {
-           field = ((char *) dri2_dpy + matches[j].offset);
-           *(const __DRIextension **) field = extensions[i];
-           _eglLog(_EGL_INFO, "found extension %s version %d",
-                   extensions[i]->name, extensions[i]->version);
-        }
+         if (strcmp(extensions[i]->name, matches[j].name) == 0 &&
+             extensions[i]->version >= matches[j].version) {
+            field = ((char *) dri2_dpy + matches[j].offset);
+            *(const __DRIextension **) field = extensions[i];
+            _eglLog(_EGL_INFO, "found extension %s version %d",
+                    extensions[i]->name, extensions[i]->version);
+            break;
+         }
       }
    }
 
    for (j = 0; matches[j].name; j++) {
       field = ((char *) dri2_dpy + matches[j].offset);
       if (*(const __DRIextension **) field == NULL) {
-         _eglLog(_EGL_WARNING, "did not find extension %s version %d",
-                matches[j].name, matches[j].version);
-        ret = EGL_FALSE;
+         if (optional) {
+            _eglLog(_EGL_DEBUG, "did not find optional extension %s version %d",
+                    matches[j].name, matches[j].version);
+         } else {
+            _eglLog(_EGL_WARNING, "did not find extension %s version %d",
+                    matches[j].name, matches[j].version);
+            ret = EGL_FALSE;
+         }
       }
    }
 
@@ -432,7 +457,7 @@ dri2_bind_extensions(struct dri2_egl_display *dri2_dpy,
 static const __DRIextension **
 dri2_open_driver(_EGLDisplay *disp)
 {
-   struct dri2_egl_display *dri2_dpy = disp->DriverData;
+   struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
    const __DRIextension **extensions = NULL;
    char path[PATH_MAX], *search_paths, *p, *next, *end;
    char *get_extensions_name;
@@ -457,15 +482,15 @@ dri2_open_driver(_EGLDisplay *disp)
       len = next - p;
 #if GLX_USE_TLS
       snprintf(path, sizeof path,
-              "%.*s/tls/%s_dri.so", len, p, dri2_dpy->driver_name);
+               "%.*s/tls/%s_dri.so", len, p, dri2_dpy->driver_name);
       dri2_dpy->driver = dlopen(path, RTLD_NOW | RTLD_GLOBAL);
 #endif
       if (dri2_dpy->driver == NULL) {
-        snprintf(path, sizeof path,
-                 "%.*s/%s_dri.so", len, p, dri2_dpy->driver_name);
-        dri2_dpy->driver = dlopen(path, RTLD_NOW | RTLD_GLOBAL);
-        if (dri2_dpy->driver == NULL)
-           _eglLog(_EGL_DEBUG, "failed to open %s: %s\n", path, dlerror());
+         snprintf(path, sizeof path,
+                  "%.*s/%s_dri.so", len, p, dri2_dpy->driver_name);
+         dri2_dpy->driver = dlopen(path, RTLD_NOW | RTLD_GLOBAL);
+         if (dri2_dpy->driver == NULL)
+            _eglLog(_EGL_DEBUG, "failed to open %s: %s\n", path, dlerror());
       }
       /* not need continue to loop all paths once the driver is found */
       if (dri2_dpy->driver != NULL)
@@ -483,15 +508,15 @@ dri2_open_driver(_EGLDisplay *disp)
 
    if (dri2_dpy->driver == NULL) {
       _eglLog(_EGL_WARNING,
-             "DRI2: failed to open %s (search paths %s)",
-             dri2_dpy->driver_name, search_paths);
+              "DRI2: failed to open %s (search paths %s)",
+              dri2_dpy->driver_name, search_paths);
       return NULL;
    }
 
    _eglLog(_EGL_DEBUG, "DRI2: dlopen(%s)", path);
 
-   if (asprintf(&get_extensions_name, "%s_%s",
-                __DRI_DRIVER_GET_EXTENSIONS, dri2_dpy->driver_name) != -1) {
+   get_extensions_name = loader_get_extensions_name(dri2_dpy->driver_name);
+   if (get_extensions_name) {
       get_extensions = dlsym(dri2_dpy->driver, get_extensions_name);
       if (get_extensions) {
          extensions = get_extensions();
@@ -506,7 +531,7 @@ dri2_open_driver(_EGLDisplay *disp)
       extensions = dlsym(dri2_dpy->driver, __DRI_DRIVER_EXTENSIONS);
    if (extensions == NULL) {
       _eglLog(_EGL_WARNING,
-             "DRI2: driver exports no extensions (%s)", dlerror());
+              "DRI2: driver exports no extensions (%s)", dlerror());
       dlclose(dri2_dpy->driver);
    }
 
@@ -516,14 +541,14 @@ dri2_open_driver(_EGLDisplay *disp)
 EGLBoolean
 dri2_load_driver_dri3(_EGLDisplay *disp)
 {
-   struct dri2_egl_display *dri2_dpy = disp->DriverData;
+   struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
    const __DRIextension **extensions;
 
    extensions = dri2_open_driver(disp);
    if (!extensions)
       return EGL_FALSE;
 
-   if (!dri2_bind_extensions(dri2_dpy, dri3_driver_extensions, extensions)) {
+   if (!dri2_bind_extensions(dri2_dpy, dri3_driver_extensions, extensions, false)) {
       dlclose(dri2_dpy->driver);
       return EGL_FALSE;
    }
@@ -535,14 +560,14 @@ dri2_load_driver_dri3(_EGLDisplay *disp)
 EGLBoolean
 dri2_load_driver(_EGLDisplay *disp)
 {
-   struct dri2_egl_display *dri2_dpy = disp->DriverData;
+   struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
    const __DRIextension **extensions;
 
    extensions = dri2_open_driver(disp);
    if (!extensions)
       return EGL_FALSE;
 
-   if (!dri2_bind_extensions(dri2_dpy, dri2_driver_extensions, extensions)) {
+   if (!dri2_bind_extensions(dri2_dpy, dri2_driver_extensions, extensions, false)) {
       dlclose(dri2_dpy->driver);
       return EGL_FALSE;
    }
@@ -554,14 +579,14 @@ dri2_load_driver(_EGLDisplay *disp)
 EGLBoolean
 dri2_load_driver_swrast(_EGLDisplay *disp)
 {
-   struct dri2_egl_display *dri2_dpy = disp->DriverData;
+   struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
    const __DRIextension **extensions;
 
    extensions = dri2_open_driver(disp);
    if (!extensions)
       return EGL_FALSE;
 
-   if (!dri2_bind_extensions(dri2_dpy, swrast_driver_extensions, extensions)) {
+   if (!dri2_bind_extensions(dri2_dpy, swrast_driver_extensions, extensions, false)) {
       dlclose(dri2_dpy->driver);
       return EGL_FALSE;
    }
@@ -633,6 +658,12 @@ dri2_setup_screen(_EGLDisplay *disp)
       disp->Extensions.KHR_wait_sync = EGL_TRUE;
       if (dri2_dpy->fence->get_fence_from_cl_event)
          disp->Extensions.KHR_cl_event2 = EGL_TRUE;
+      if (dri2_dpy->fence->base.version >= 2) {
+         unsigned capabilities =
+            dri2_dpy->fence->get_capabilities(dri2_dpy->dri_screen);
+         disp->Extensions.ANDROID_native_fence_sync =
+            (capabilities & __DRI_FENCE_CAP_NATIVE_FD) != 0;
+      }
    }
 
    disp->Extensions.KHR_reusable_sync = EGL_TRUE;
@@ -680,15 +711,12 @@ EGLBoolean
 dri2_create_screen(_EGLDisplay *disp)
 {
    const __DRIextension **extensions;
-   struct dri2_egl_display *dri2_dpy;
-   unsigned i;
-
-   dri2_dpy = disp->DriverData;
+   struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
 
    if (dri2_dpy->image_driver) {
       dri2_dpy->dri_screen =
          dri2_dpy->image_driver->createNewScreen2(0, dri2_dpy->fd,
-                                                  dri2_dpy->extensions,
+                                                  dri2_dpy->loader_extensions,
                                                   dri2_dpy->driver_extensions,
                                                   &dri2_dpy->driver_configs,
                                                   disp);
@@ -696,25 +724,25 @@ dri2_create_screen(_EGLDisplay *disp)
       if (dri2_dpy->dri2->base.version >= 4) {
          dri2_dpy->dri_screen =
             dri2_dpy->dri2->createNewScreen2(0, dri2_dpy->fd,
-                                             dri2_dpy->extensions,
+                                             dri2_dpy->loader_extensions,
                                              dri2_dpy->driver_extensions,
                                              &dri2_dpy->driver_configs, disp);
       } else {
          dri2_dpy->dri_screen =
             dri2_dpy->dri2->createNewScreen(0, dri2_dpy->fd,
-                                            dri2_dpy->extensions,
+                                            dri2_dpy->loader_extensions,
                                             &dri2_dpy->driver_configs, disp);
       }
    } else {
       assert(dri2_dpy->swrast);
       if (dri2_dpy->swrast->base.version >= 4) {
          dri2_dpy->dri_screen =
-            dri2_dpy->swrast->createNewScreen2(0, dri2_dpy->extensions,
+            dri2_dpy->swrast->createNewScreen2(0, dri2_dpy->loader_extensions,
                                                dri2_dpy->driver_extensions,
                                                &dri2_dpy->driver_configs, disp);
       } else {
          dri2_dpy->dri_screen =
-            dri2_dpy->swrast->createNewScreen(0, dri2_dpy->extensions,
+            dri2_dpy->swrast->createNewScreen(0, dri2_dpy->loader_extensions,
                                               &dri2_dpy->driver_configs, disp);
       }
    }
@@ -729,31 +757,15 @@ dri2_create_screen(_EGLDisplay *disp)
    extensions = dri2_dpy->core->getExtensions(dri2_dpy->dri_screen);
 
    if (dri2_dpy->image_driver || dri2_dpy->dri2) {
-      if (!dri2_bind_extensions(dri2_dpy, dri2_core_extensions, extensions))
+      if (!dri2_bind_extensions(dri2_dpy, dri2_core_extensions, extensions, false))
          goto cleanup_dri_screen;
    } else {
       assert(dri2_dpy->swrast);
-      if (!dri2_bind_extensions(dri2_dpy, swrast_core_extensions, extensions))
+      if (!dri2_bind_extensions(dri2_dpy, swrast_core_extensions, extensions, false))
          goto cleanup_dri_screen;
    }
 
-   for (i = 0; extensions[i]; i++) {
-      if (strcmp(extensions[i]->name, __DRI2_ROBUSTNESS) == 0) {
-         dri2_dpy->robustness = (__DRIrobustnessExtension *) extensions[i];
-      }
-      if (strcmp(extensions[i]->name, __DRI2_CONFIG_QUERY) == 0) {
-         dri2_dpy->config = (__DRI2configQueryExtension *) extensions[i];
-      }
-      if (strcmp(extensions[i]->name, __DRI2_FENCE) == 0) {
-         dri2_dpy->fence = (__DRI2fenceExtension *) extensions[i];
-      }
-      if (strcmp(extensions[i]->name, __DRI2_RENDERER_QUERY) == 0) {
-         dri2_dpy->rendererQuery = (__DRI2rendererQueryExtension *) extensions[i];
-      }
-      if (strcmp(extensions[i]->name, __DRI2_INTEROP) == 0)
-         dri2_dpy->interop = (__DRI2interopExtension *) extensions[i];
-   }
-
+   dri2_bind_extensions(dri2_dpy, optional_core_extensions, extensions, true);
    dri2_setup_screen(disp);
 
    return EGL_TRUE;
@@ -1059,7 +1071,7 @@ dri2_fill_context_attribs(struct dri2_egl_context *dri2_ctx,
  */
 static _EGLContext *
 dri2_create_context(_EGLDriver *drv, _EGLDisplay *disp, _EGLConfig *conf,
-                   _EGLContext *share_list, const EGLint *attrib_list)
+                    _EGLContext *share_list, const EGLint *attrib_list)
 {
    struct dri2_egl_context *dri2_ctx;
    struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
@@ -1165,8 +1177,8 @@ dri2_create_context(_EGLDriver *drv, _EGLDisplay *disp, _EGLConfig *conf,
                                         &num_attribs))
             goto cleanup;
 
-        dri2_ctx->dri_context =
-           dri2_dpy->dri2->createContextAttribs(dri2_dpy->dri_screen,
+         dri2_ctx->dri_context =
+            dri2_dpy->dri2->createContextAttribs(dri2_dpy->dri_screen,
                                                  api,
                                                  dri_config,
                                                  shared,
@@ -1174,14 +1186,14 @@ dri2_create_context(_EGLDriver *drv, _EGLDisplay *disp, _EGLConfig *conf,
                                                  ctx_attribs,
                                                  & error,
                                                  dri2_ctx);
-        dri2_create_context_attribs_error(error);
+         dri2_create_context_attribs_error(error);
       } else {
-        dri2_ctx->dri_context =
-           dri2_dpy->dri2->createNewContextForAPI(dri2_dpy->dri_screen,
-                                                  api,
-                                                  dri_config,
+         dri2_ctx->dri_context =
+            dri2_dpy->dri2->createNewContextForAPI(dri2_dpy->dri_screen,
+                                                   api,
+                                                   dri_config,
                                                    shared,
-                                                  dri2_ctx);
+                                                   dri2_ctx);
       }
    } else {
       assert(dri2_dpy->swrast);
@@ -1241,12 +1253,23 @@ dri2_destroy_context(_EGLDriver *drv, _EGLDisplay *disp, _EGLContext *ctx)
    return EGL_TRUE;
 }
 
+static EGLBoolean
+dri2_destroy_surface(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surf)
+{
+   struct dri2_egl_display *dri2_dpy = dri2_egl_display(dpy);
+
+   if (!_eglPutSurface(surf))
+      return EGL_TRUE;
+
+   return dri2_dpy->vtbl->destroy_surface(drv, dpy, surf);
+}
+
 /**
  * Called via eglMakeCurrent(), drv->API.MakeCurrent().
  */
 static EGLBoolean
 dri2_make_current(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *dsurf,
-                 _EGLSurface *rsurf, _EGLContext *ctx)
+                  _EGLSurface *rsurf, _EGLContext *ctx)
 {
    struct dri2_egl_driver *dri2_drv = dri2_egl_driver(drv);
    struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
@@ -1283,16 +1306,14 @@ dri2_make_current(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *dsurf,
    unbind = (cctx == NULL && ddraw == NULL && rdraw == NULL);
 
    if (unbind || dri2_dpy->core->bindContext(cctx, ddraw, rdraw)) {
-      if (old_dsurf)
-         drv->API.DestroySurface(drv, disp, old_dsurf);
-      if (old_rsurf)
-         drv->API.DestroySurface(drv, disp, old_rsurf);
+      dri2_destroy_surface(drv, disp, old_dsurf);
+      dri2_destroy_surface(drv, disp, old_rsurf);
 
       if (!unbind)
          dri2_dpy->ref_count++;
       if (old_ctx) {
          EGLDisplay old_disp = _eglGetDisplayHandle(old_ctx->Resource.Display);
-         drv->API.DestroyContext(drv, disp, old_ctx);
+         dri2_destroy_context(drv, disp, old_ctx);
          dri2_display_release(old_disp);
       }
 
@@ -1367,17 +1388,6 @@ dri2_create_pbuffer_surface(_EGLDriver *drv, _EGLDisplay *dpy,
    return dri2_dpy->vtbl->create_pbuffer_surface(drv, dpy, conf, attrib_list);
 }
 
-static EGLBoolean
-dri2_destroy_surface(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surf)
-{
-   struct dri2_egl_display *dri2_dpy = dri2_egl_display(dpy);
-
-   if (!_eglPutSurface(surf))
-      return EGL_TRUE;
-
-   return dri2_dpy->vtbl->destroy_surface(drv, dpy, surf);
-}
-
 static EGLBoolean
 dri2_swap_interval(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surf,
                    EGLint interval)
@@ -1503,7 +1513,7 @@ dri2_wait_native(_EGLDriver *drv, _EGLDisplay *disp, EGLint engine)
 
 static EGLBoolean
 dri2_bind_tex_image(_EGLDriver *drv,
-                   _EGLDisplay *disp, _EGLSurface *surf, EGLint buffer)
+                    _EGLDisplay *disp, _EGLSurface *surf, EGLint buffer)
 {
    struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
    struct dri2_egl_context *dri2_ctx;
@@ -1539,15 +1549,15 @@ dri2_bind_tex_image(_EGLDriver *drv,
    }
 
    (*dri2_dpy->tex_buffer->setTexBuffer2)(dri2_ctx->dri_context,
-                                         target, format,
-                                         dri_drawable);
+                                          target, format,
+                                          dri_drawable);
 
    return EGL_TRUE;
 }
 
 static EGLBoolean
 dri2_release_tex_image(_EGLDriver *drv,
-                      _EGLDisplay *disp, _EGLSurface *surf, EGLint buffer)
+                       _EGLDisplay *disp, _EGLSurface *surf, EGLint buffer)
 {
    struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
    struct dri2_egl_context *dri2_ctx;
@@ -1617,8 +1627,8 @@ dri2_create_image_from_dri(_EGLDisplay *disp, __DRIimage *dri_image)
 
 static _EGLImage *
 dri2_create_image_khr_renderbuffer(_EGLDisplay *disp, _EGLContext *ctx,
-                                  EGLClientBuffer buffer,
-                                  const EGLint *attr_list)
+                                   EGLClientBuffer buffer,
+                                   const EGLint *attr_list)
 {
    struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
    struct dri2_egl_context *dri2_ctx = dri2_egl_context(ctx);
@@ -1659,8 +1669,8 @@ static const struct wl_drm_components_descriptor {
 
 static _EGLImage *
 dri2_create_image_wayland_wl_buffer(_EGLDisplay *disp, _EGLContext *ctx,
-                                   EGLClientBuffer _buffer,
-                                   const EGLint *attr_list)
+                                    EGLClientBuffer _buffer,
+                                    const EGLint *attr_list)
 {
    struct wl_drm_buffer *buffer;
    struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
@@ -1749,9 +1759,9 @@ dri2_create_image_khr_texture_error(int dri_error)
 
 static _EGLImage *
 dri2_create_image_khr_texture(_EGLDisplay *disp, _EGLContext *ctx,
-                                  EGLenum target,
-                                  EGLClientBuffer buffer,
-                                  const EGLint *attr_list)
+                                   EGLenum target,
+                                   EGLClientBuffer buffer,
+                                   const EGLint *attr_list)
 {
    struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
    struct dri2_egl_context *dri2_ctx = dri2_egl_context(ctx);
@@ -1849,7 +1859,7 @@ dri2_create_wayland_buffer_from_image(_EGLDriver *drv, _EGLDisplay *dpy,
 #ifdef HAVE_LIBDRM
 static _EGLImage *
 dri2_create_image_mesa_drm_buffer(_EGLDisplay *disp, _EGLContext *ctx,
-                                 EGLClientBuffer buffer, const EGLint *attr_list)
+                                  EGLClientBuffer buffer, const EGLint *attr_list)
 {
    struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
    EGLint format, name, pitch, err;
@@ -1865,7 +1875,7 @@ dri2_create_image_mesa_drm_buffer(_EGLDisplay *disp, _EGLContext *ctx,
    if (attrs.Width <= 0 || attrs.Height <= 0 ||
        attrs.DRMBufferStrideMESA <= 0) {
       _eglError(EGL_BAD_PARAMETER,
-               "bad width, height or stride");
+                "bad width, height or stride");
       return NULL;
    }
 
@@ -1876,18 +1886,18 @@ dri2_create_image_mesa_drm_buffer(_EGLDisplay *disp, _EGLContext *ctx,
       break;
    default:
       _eglError(EGL_BAD_PARAMETER,
-               "dri2_create_image_khr: unsupported pixmap depth");
+                "dri2_create_image_khr: unsupported pixmap depth");
       return NULL;
    }
 
    dri_image =
       dri2_dpy->image->createImageFromName(dri2_dpy->dri_screen,
-                                          attrs.Width,
-                                          attrs.Height,
-                                          format,
-                                          name,
-                                          pitch,
-                                          NULL);
+                                           attrs.Width,
+                                           attrs.Height,
+                                           format,
+                                           name,
+                                           pitch,
+                                           NULL);
 
    return dri2_create_image_from_dri(disp, dri_image);
 }
@@ -2061,7 +2071,7 @@ dri2_check_dma_buf_format(const _EGLImageAttribs *attrs)
  */
 _EGLImage *
 dri2_create_image_dma_buf(_EGLDisplay *disp, _EGLContext *ctx,
-                         EGLClientBuffer buffer, const EGLint *attr_list)
+                          EGLClientBuffer buffer, const EGLint *attr_list)
 {
    struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
    _EGLImage *res;
@@ -2126,7 +2136,7 @@ dri2_create_image_dma_buf(_EGLDisplay *disp, _EGLContext *ctx,
 }
 static _EGLImage *
 dri2_create_drm_image_mesa(_EGLDriver *drv, _EGLDisplay *disp,
-                          const EGLint *attr_list)
+                           const EGLint *attr_list)
 {
    struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
    struct dri2_egl_image *dri2_img;
@@ -2193,7 +2203,7 @@ dri2_create_drm_image_mesa(_EGLDriver *drv, _EGLDisplay *disp,
 
    dri2_img->dri_image =
       dri2_dpy->image->createImage(dri2_dpy->dri_screen,
-                                  attrs.Width, attrs.Height,
+                                   attrs.Width, attrs.Height,
                                    format, dri_use, dri2_img);
    if (dri2_img->dri_image == NULL) {
       err = EGL_BAD_ALLOC;
@@ -2211,7 +2221,7 @@ dri2_create_drm_image_mesa(_EGLDriver *drv, _EGLDisplay *disp,
 
 static EGLBoolean
 dri2_export_drm_image_mesa(_EGLDriver *drv, _EGLDisplay *disp, _EGLImage *img,
-                         EGLint *name, EGLint *handle, EGLint *stride)
+                          EGLint *name, EGLint *handle, EGLint *stride)
 {
    struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
    struct dri2_egl_image *dri2_img = dri2_egl_image(img);
@@ -2219,18 +2229,18 @@ dri2_export_drm_image_mesa(_EGLDriver *drv, _EGLDisplay *disp, _EGLImage *img,
    (void) drv;
 
    if (name && !dri2_dpy->image->queryImage(dri2_img->dri_image,
-                                           __DRI_IMAGE_ATTRIB_NAME, name)) {
+                                            __DRI_IMAGE_ATTRIB_NAME, name)) {
       _eglError(EGL_BAD_ALLOC, "dri2_export_drm_image_mesa");
       return EGL_FALSE;
    }
 
    if (handle)
       dri2_dpy->image->queryImage(dri2_img->dri_image,
-                                 __DRI_IMAGE_ATTRIB_HANDLE, handle);
+                                  __DRI_IMAGE_ATTRIB_HANDLE, handle);
 
    if (stride)
       dri2_dpy->image->queryImage(dri2_img->dri_image,
-                                 __DRI_IMAGE_ATTRIB_STRIDE, stride);
+                                  __DRI_IMAGE_ATTRIB_STRIDE, stride);
 
    return EGL_TRUE;
 }
@@ -2249,10 +2259,10 @@ dri2_export_dma_buf_image_query_mesa(_EGLDriver *drv, _EGLDisplay *disp,
 
    if (nplanes)
       dri2_dpy->image->queryImage(dri2_img->dri_image,
-                                 __DRI_IMAGE_ATTRIB_NUM_PLANES, nplanes);
+                                  __DRI_IMAGE_ATTRIB_NUM_PLANES, nplanes);
    if (fourcc)
       dri2_dpy->image->queryImage(dri2_img->dri_image,
-                                 __DRI_IMAGE_ATTRIB_FOURCC, fourcc);
+                                  __DRI_IMAGE_ATTRIB_FOURCC, fourcc);
 
    if (modifiers)
       *modifiers = 0;
@@ -2272,11 +2282,11 @@ dri2_export_dma_buf_image_mesa(_EGLDriver *drv, _EGLDisplay *disp, _EGLImage *im
    /* rework later to provide multiple fds/strides/offsets */
    if (fds)
       dri2_dpy->image->queryImage(dri2_img->dri_image,
-                                 __DRI_IMAGE_ATTRIB_FD, fds);
+                                  __DRI_IMAGE_ATTRIB_FD, fds);
 
    if (strides)
       dri2_dpy->image->queryImage(dri2_img->dri_image,
-                                 __DRI_IMAGE_ATTRIB_STRIDE, strides);
+                                  __DRI_IMAGE_ATTRIB_STRIDE, strides);
 
    if (offsets) {
       int img_offset;
@@ -2295,8 +2305,8 @@ dri2_export_dma_buf_image_mesa(_EGLDriver *drv, _EGLDisplay *disp, _EGLImage *im
 
 _EGLImage *
 dri2_create_image_khr(_EGLDriver *drv, _EGLDisplay *disp,
-                     _EGLContext *ctx, EGLenum target,
-                     EGLClientBuffer buffer, const EGLint *attr_list)
+                      _EGLContext *ctx, EGLenum target,
+                      EGLClientBuffer buffer, const EGLint *attr_list)
 {
    (void) drv;
 
@@ -2405,14 +2415,14 @@ dri2_wl_release_buffer(void *user_data, struct wl_drm_buffer *buffer)
 }
 
 static struct wayland_drm_callbacks wl_drm_callbacks = {
-       .authenticate = NULL,
-       .reference_buffer = dri2_wl_reference_buffer,
-       .release_buffer = dri2_wl_release_buffer
+        .authenticate = NULL,
+        .reference_buffer = dri2_wl_reference_buffer,
+        .release_buffer = dri2_wl_release_buffer
 };
 
 static EGLBoolean
 dri2_bind_wayland_display_wl(_EGLDriver *drv, _EGLDisplay *disp,
-                            struct wl_display *wl_dpy)
+                             struct wl_display *wl_dpy)
 {
    struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
    int flags = 0;
@@ -2421,7 +2431,7 @@ dri2_bind_wayland_display_wl(_EGLDriver *drv, _EGLDisplay *disp,
    (void) drv;
 
    if (dri2_dpy->wl_server_drm)
-          return EGL_FALSE;
+           return EGL_FALSE;
 
    wl_drm_callbacks.authenticate =
       (int(*)(void *, uint32_t)) dri2_dpy->vtbl->authenticate;
@@ -2433,11 +2443,11 @@ dri2_bind_wayland_display_wl(_EGLDriver *drv, _EGLDisplay *disp,
       flags |= WAYLAND_DRM_PRIME;
 
    dri2_dpy->wl_server_drm =
-          wayland_drm_init(wl_dpy, dri2_dpy->device_name,
+           wayland_drm_init(wl_dpy, dri2_dpy->device_name,
                             &wl_drm_callbacks, disp, flags);
 
    if (!dri2_dpy->wl_server_drm)
-          return EGL_FALSE;
+           return EGL_FALSE;
 
 #ifdef HAVE_DRM_PLATFORM
    /* We have to share the wl_drm instance with gbm, so gbm can convert
@@ -2451,14 +2461,14 @@ dri2_bind_wayland_display_wl(_EGLDriver *drv, _EGLDisplay *disp,
 
 static EGLBoolean
 dri2_unbind_wayland_display_wl(_EGLDriver *drv, _EGLDisplay *disp,
-                              struct wl_display *wl_dpy)
+                               struct wl_display *wl_dpy)
 {
    struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
 
    (void) drv;
 
    if (!dri2_dpy->wl_server_drm)
-          return EGL_FALSE;
+           return EGL_FALSE;
 
    wayland_drm_uninit(dri2_dpy->wl_server_drm);
    dri2_dpy->wl_server_drm = NULL;
@@ -2507,8 +2517,17 @@ dri2_egl_unref_sync(struct dri2_egl_display *dri2_dpy,
                     struct dri2_egl_sync *dri2_sync)
 {
    if (p_atomic_dec_zero(&dri2_sync->refcount)) {
-      if (dri2_sync->base.Type == EGL_SYNC_REUSABLE_KHR)
+      switch (dri2_sync->base.Type) {
+      case EGL_SYNC_REUSABLE_KHR:
          cnd_destroy(&dri2_sync->cond);
+         break;
+      case EGL_SYNC_NATIVE_FENCE_ANDROID:
+         if (dri2_sync->base.SyncFd != EGL_NO_NATIVE_FENCE_FD_ANDROID)
+            close(dri2_sync->base.SyncFd);
+         break;
+      default:
+         break;
+      }
 
       if (dri2_sync->fence)
          dri2_dpy->fence->destroy_fence(dri2_dpy->dri_screen, dri2_sync->fence);
@@ -2599,6 +2618,19 @@ dri2_create_sync(_EGLDriver *drv, _EGLDisplay *dpy,
       /* initial status of reusable sync must be "unsignaled" */
       dri2_sync->base.SyncStatus = EGL_UNSIGNALED_KHR;
       break;
+
+   case EGL_SYNC_NATIVE_FENCE_ANDROID:
+      if (dri2_dpy->fence->create_fence_fd) {
+         dri2_sync->fence = dri2_dpy->fence->create_fence_fd(
+                                    dri2_ctx->dri_context,
+                                    dri2_sync->base.SyncFd);
+      }
+      if (!dri2_sync->fence) {
+         _eglError(EGL_BAD_ATTRIBUTE, "eglCreateSyncKHR");
+         free(dri2_sync);
+         return NULL;
+      }
+      break;
    }
 
    p_atomic_set(&dri2_sync->refcount, 1);
@@ -2628,11 +2660,37 @@ dri2_destroy_sync(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSync *sync)
          ret = EGL_FALSE;
       }
    }
+
    dri2_egl_unref_sync(dri2_dpy, dri2_sync);
 
    return ret;
 }
 
+static EGLint
+dri2_dup_native_fence_fd(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSync *sync)
+{
+   struct dri2_egl_display *dri2_dpy = dri2_egl_display(dpy);
+   struct dri2_egl_sync *dri2_sync = dri2_egl_sync(sync);
+
+   assert(sync->Type == EGL_SYNC_NATIVE_FENCE_ANDROID);
+
+   if (sync->SyncFd == EGL_NO_NATIVE_FENCE_FD_ANDROID) {
+      /* try to retrieve the actual native fence fd.. if rendering is
+       * not flushed this will just return -1, aka NO_NATIVE_FENCE_FD:
+       */
+      sync->SyncFd = dri2_dpy->fence->get_fence_fd(dri2_dpy->dri_screen,
+                                                   dri2_sync->fence);
+   }
+
+   if (sync->SyncFd == EGL_NO_NATIVE_FENCE_FD_ANDROID) {
+      /* if native fence fd still not created, return an error: */
+      _eglError(EGL_BAD_PARAMETER, "eglDupNativeFenceFDANDROID");
+      return EGL_NO_NATIVE_FENCE_FD_ANDROID;
+   }
+
+   return dup(sync->SyncFd);
+}
+
 static EGLint
 dri2_client_wait_sync(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSync *sync,
                       EGLint flags, EGLTime timeout)
@@ -2663,6 +2721,7 @@ dri2_client_wait_sync(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSync *sync,
 
    switch (sync->Type) {
    case EGL_SYNC_FENCE_KHR:
+   case EGL_SYNC_NATIVE_FENCE_ANDROID:
    case EGL_SYNC_CL_EVENT_KHR:
       if (dri2_dpy->fence->client_wait_sync(dri2_ctx ? dri2_ctx->dri_context : NULL,
                                          dri2_sync->fence, wait_flags,
@@ -2814,10 +2873,8 @@ dri2_load(_EGLDriver *drv)
    const char *libname = "libglapi.0.dylib";
 #elif defined(__CYGWIN__)
    const char *libname = "cygglapi-0.dll";
-#elif defined(__linux__)
-   const char *libname = "libglapi.so.0";
 #else
-#error Unknown glapi provider for this platform
+   const char *libname = "libglapi.so.0";
 #endif
    void *handle;
 
@@ -2920,6 +2977,7 @@ _eglBuiltInDriverDRI2(const char *args)
    dri2_drv->base.API.DestroySyncKHR = dri2_destroy_sync;
    dri2_drv->base.API.GLInteropQueryDeviceInfo = dri2_interop_query_device_info;
    dri2_drv->base.API.GLInteropExportObject = dri2_interop_export_object;
+   dri2_drv->base.API.DupNativeFenceFDANDROID = dri2_dup_native_fence_fd;
 
    dri2_drv->base.Name = "DRI2";
    dri2_drv->base.Unload = dri2_unload;