egl/dri2: Dispatch eglSwapBuffersRegionNOK by display, not driver
[mesa.git] / src / egl / drivers / dri2 / platform_wayland.c
index 1d417bb27f23ed724103be45b1b2383c95bea56f..06de900d0cc14c19fef04835537d55a5ed2e1675 100644 (file)
 #include <xf86drm.h>
 
 #include "egl_dri2.h"
+#include "egl_dri2_fallbacks.h"
+#include "loader.h"
 
 #include <wayland-client.h>
 #include "wayland-drm-client-protocol.h"
 
 enum wl_drm_format_flags {
    HAS_ARGB8888 = 1,
-   HAS_XRGB8888 = 2
+   HAS_XRGB8888 = 2,
+   HAS_RGB565 = 4,
 };
 
+static EGLBoolean
+dri2_wl_swap_interval(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *surf,
+                      EGLint interval);
+
 static void
 sync_callback(void *data, struct wl_callback *callback, uint32_t serial)
 {
@@ -112,9 +119,9 @@ resize_callback(struct wl_egl_window *wl_win, void *data)
  * Called via eglCreateWindowSurface(), drv->API.CreateWindowSurface().
  */
 static _EGLSurface *
-dri2_create_surface(_EGLDriver *drv, _EGLDisplay *disp, EGLint type,
-                   _EGLConfig *conf, EGLNativeWindowType window,
-                   const EGLint *attrib_list)
+dri2_wl_create_surface(_EGLDriver *drv, _EGLDisplay *disp, EGLint type,
+                       _EGLConfig *conf, EGLNativeWindowType window,
+                       const EGLint *attrib_list)
 {
    struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
    struct dri2_egl_config *dri2_conf = dri2_egl_config(conf);
@@ -132,7 +139,9 @@ dri2_create_surface(_EGLDriver *drv, _EGLDisplay *disp, EGLint type,
    if (!_eglInitSurface(&dri2_surf->base, disp, type, conf, attrib_list))
       goto cleanup_surf;
 
-   if (conf->AlphaSize == 0)
+   if (conf->RedSize == 5)
+      dri2_surf->format = WL_DRM_FORMAT_RGB565;
+   else if (conf->AlphaSize == 0)
       dri2_surf->format = WL_DRM_FORMAT_XRGB8888;
    else
       dri2_surf->format = WL_DRM_FORMAT_ARGB8888;
@@ -176,19 +185,27 @@ dri2_create_surface(_EGLDriver *drv, _EGLDisplay *disp, EGLint type,
  * Called via eglCreateWindowSurface(), drv->API.CreateWindowSurface().
  */
 static _EGLSurface *
-dri2_create_window_surface(_EGLDriver *drv, _EGLDisplay *disp,
-                          _EGLConfig *conf, EGLNativeWindowType window,
-                          const EGLint *attrib_list)
+dri2_wl_create_window_surface(_EGLDriver *drv, _EGLDisplay *disp,
+                              _EGLConfig *conf, EGLNativeWindowType window,
+                              const EGLint *attrib_list)
 {
-   return dri2_create_surface(drv, disp, EGL_WINDOW_BIT, conf,
-                             window, attrib_list);
+   struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
+   _EGLSurface *surf;
+
+   surf = dri2_wl_create_surface(drv, disp, EGL_WINDOW_BIT, conf,
+                                 window, attrib_list);
+
+   if (surf != NULL)
+      dri2_wl_swap_interval(drv, disp, surf, dri2_dpy->default_swap_interval);
+
+   return surf;
 }
 
 /**
  * Called via eglDestroySurface(), drv->API.DestroySurface().
  */
 static EGLBoolean
-dri2_destroy_surface(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *surf)
+dri2_wl_destroy_surface(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *surf)
 {
    struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
    struct dri2_egl_surface *dri2_surf = dri2_egl_surface(surf);
@@ -214,8 +231,8 @@ dri2_destroy_surface(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *surf)
          dri2_dpy->dri2->releaseBuffer(dri2_dpy->dri_screen,
                                        dri2_surf->dri_buffers[i]);
 
-   if (dri2_surf->frame_callback)
-      wl_callback_destroy(dri2_surf->frame_callback);
+   if (dri2_surf->throttle_callback)
+      wl_callback_destroy(dri2_surf->throttle_callback);
 
    if (dri2_surf->base.Type == EGL_WINDOW_BIT) {
       dri2_surf->wl_win->private = NULL;
@@ -228,7 +245,7 @@ dri2_destroy_surface(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *surf)
 }
 
 static void
-dri2_release_buffers(struct dri2_egl_surface *dri2_surf)
+dri2_wl_release_buffers(struct dri2_egl_surface *dri2_surf)
 {
    struct dri2_egl_display *dri2_dpy =
       dri2_egl_display(dri2_surf->base.Resource.Display);
@@ -254,26 +271,31 @@ dri2_release_buffers(struct dri2_egl_surface *dri2_surf)
 }
 
 static int
-get_back_bo(struct dri2_egl_surface *dri2_surf, __DRIbuffer *buffer)
+get_back_bo(struct dri2_egl_surface *dri2_surf)
 {
    struct dri2_egl_display *dri2_dpy =
       dri2_egl_display(dri2_surf->base.Resource.Display);
-   __DRIimage *image;
-   int i, name, pitch;
+   int i;
 
-   /* There might be a buffer release already queued that wasn't processed */
-   wl_display_dispatch_queue_pending(dri2_dpy->wl_dpy, dri2_dpy->wl_queue);
+   /* We always want to throttle to some event (either a frame callback or
+    * a sync request) after the commit so that we can be sure the
+    * compositor has had a chance to handle it and send us a release event
+    * before we look for a free buffer */
+   while (dri2_surf->throttle_callback != NULL)
+      if (wl_display_dispatch_queue(dri2_dpy->wl_dpy,
+                                    dri2_dpy->wl_queue) == -1)
+         return -1;
 
    if (dri2_surf->back == NULL) {
       for (i = 0; i < ARRAY_SIZE(dri2_surf->color_buffers); i++) {
-         /* Get an unlocked buffer, preferrably one with a dri_buffer already
-          * allocated. */
-        if (dri2_surf->color_buffers[i].locked)
+         /* Get an unlocked buffer, preferrably one with a dri_buffer
+          * already allocated. */
+         if (dri2_surf->color_buffers[i].locked)
             continue;
          if (dri2_surf->back == NULL)
-           dri2_surf->back = &dri2_surf->color_buffers[i];
+            dri2_surf->back = &dri2_surf->color_buffers[i];
          else if (dri2_surf->back->dri_image == NULL)
-           dri2_surf->back = &dri2_surf->color_buffers[i];
+            dri2_surf->back = &dri2_surf->color_buffers[i];
       }
    }
 
@@ -292,23 +314,30 @@ get_back_bo(struct dri2_egl_surface *dri2_surf, __DRIbuffer *buffer)
    if (dri2_surf->back->dri_image == NULL)
       return -1;
 
+   dri2_surf->back->locked = 1;
+
+   return 0;
+}
+
+
+static void
+back_bo_to_dri_buffer(struct dri2_egl_surface *dri2_surf, __DRIbuffer *buffer)
+{
+   struct dri2_egl_display *dri2_dpy =
+      dri2_egl_display(dri2_surf->base.Resource.Display);
+   __DRIimage *image;
+   int name, pitch;
+
    image = dri2_surf->back->dri_image;
 
    dri2_dpy->image->queryImage(image, __DRI_IMAGE_ATTRIB_NAME, &name);
    dri2_dpy->image->queryImage(image, __DRI_IMAGE_ATTRIB_STRIDE, &pitch);
 
-   dri2_surf->back->name = name;
-   dri2_surf->back->pitch = pitch;
-
    buffer->attachment = __DRI_BUFFER_BACK_LEFT;
    buffer->name = name;
    buffer->pitch = pitch;
    buffer->cpp = 4;
    buffer->flags = 0;
-
-   dri2_surf->back->locked = 1;
-
-   return 0;
 }
 
 static int
@@ -334,22 +363,18 @@ get_aux_bo(struct dri2_egl_surface *dri2_surf,
    return 0;
 }
 
-static __DRIbuffer *
-dri2_get_buffers_with_format(__DRIdrawable * driDrawable,
-                            int *width, int *height,
-                            unsigned int *attachments, int count,
-                            int *out_count, void *loaderPrivate)
+static int
+update_buffers(struct dri2_egl_surface *dri2_surf)
 {
-   struct dri2_egl_surface *dri2_surf = loaderPrivate;
    struct dri2_egl_display *dri2_dpy =
       dri2_egl_display(dri2_surf->base.Resource.Display);
-   int i, j;
+   int i;
 
    if (dri2_surf->base.Type == EGL_WINDOW_BIT &&
        (dri2_surf->base.Width != dri2_surf->wl_win->width || 
         dri2_surf->base.Height != dri2_surf->wl_win->height)) {
 
-      dri2_release_buffers(dri2_surf);
+      dri2_wl_release_buffers(dri2_surf);
 
       dri2_surf->base.Width  = dri2_surf->wl_win->width;
       dri2_surf->base.Height = dri2_surf->wl_win->height;
@@ -357,22 +382,9 @@ dri2_get_buffers_with_format(__DRIdrawable * driDrawable,
       dri2_surf->dy = dri2_surf->wl_win->dy;
    }
 
-   for (i = 0, j = 0; i < 2 * count; i += 2, j++) {
-      switch (attachments[i]) {
-      case __DRI_BUFFER_BACK_LEFT:
-        if (get_back_bo(dri2_surf, &dri2_surf->buffers[j]) < 0) {
-           _eglError(EGL_BAD_ALLOC, "failed to allocate color buffer");
-           return NULL;
-        }
-        break;
-      default:
-        if (get_aux_bo(dri2_surf, attachments[i], attachments[i + 1],
-                       &dri2_surf->buffers[j]) < 0) {
-           _eglError(EGL_BAD_ALLOC, "failed to allocate aux buffer");
-           return NULL;
-        }
-        break;
-      }
+   if (get_back_bo(dri2_surf) < 0) {
+      _eglError(EGL_BAD_ALLOC, "failed to allocate color buffer");
+      return -1;
    }
 
    /* If we have an extra unlocked buffer at this point, we had to do triple
@@ -388,6 +400,36 @@ dri2_get_buffers_with_format(__DRIdrawable * driDrawable,
       }
    }
 
+   return 0;
+}
+
+static __DRIbuffer *
+dri2_wl_get_buffers_with_format(__DRIdrawable * driDrawable,
+                                int *width, int *height,
+                                unsigned int *attachments, int count,
+                                int *out_count, void *loaderPrivate)
+{
+   struct dri2_egl_surface *dri2_surf = loaderPrivate;
+   int i, j;
+
+   if (update_buffers(dri2_surf) < 0)
+      return NULL;
+
+   for (i = 0, j = 0; i < 2 * count; i += 2, j++) {
+      switch (attachments[i]) {
+      case __DRI_BUFFER_BACK_LEFT:
+         back_bo_to_dri_buffer(dri2_surf, &dri2_surf->buffers[j]);
+        break;
+      default:
+        if (get_aux_bo(dri2_surf, attachments[i], attachments[i + 1],
+                       &dri2_surf->buffers[j]) < 0) {
+           _eglError(EGL_BAD_ALLOC, "failed to allocate aux buffer");
+           return NULL;
+        }
+        break;
+      }
+   }
+
    *out_count = j;
    if (j == 0)
           return NULL;
@@ -399,10 +441,10 @@ dri2_get_buffers_with_format(__DRIdrawable * driDrawable,
 }
 
 static __DRIbuffer *
-dri2_get_buffers(__DRIdrawable * driDrawable,
-                int *width, int *height,
-                unsigned int *attachments, int count,
-                int *out_count, void *loaderPrivate)
+dri2_wl_get_buffers(__DRIdrawable * driDrawable,
+                    int *width, int *height,
+                    unsigned int *attachments, int count,
+                    int *out_count, void *loaderPrivate)
 {
    unsigned int *attachments_with_format;
    __DRIbuffer *buffer;
@@ -421,34 +463,62 @@ dri2_get_buffers(__DRIdrawable * driDrawable,
    }
 
    buffer =
-      dri2_get_buffers_with_format(driDrawable,
-                                  width, height,
-                                  attachments_with_format, count,
-                                  out_count, loaderPrivate);
+      dri2_wl_get_buffers_with_format(driDrawable,
+                                      width, height,
+                                      attachments_with_format, count,
+                                      out_count, loaderPrivate);
 
    free(attachments_with_format);
 
    return buffer;
 }
 
+static int
+image_get_buffers(__DRIdrawable *driDrawable,
+                  unsigned int format,
+                  uint32_t *stamp,
+                  void *loaderPrivate,
+                  uint32_t buffer_mask,
+                  struct __DRIimageList *buffers)
+{
+   struct dri2_egl_surface *dri2_surf = loaderPrivate;
+
+   if (update_buffers(dri2_surf) < 0)
+      return 0;
+
+   buffers->image_mask = __DRI_IMAGE_BUFFER_BACK;
+   buffers->back = dri2_surf->back->dri_image;
+
+   return 1;
+}
+
 static void
-dri2_flush_front_buffer(__DRIdrawable * driDrawable, void *loaderPrivate)
+dri2_wl_flush_front_buffer(__DRIdrawable * driDrawable, void *loaderPrivate)
 {
    (void) driDrawable;
    (void) loaderPrivate;
 }
 
+static const __DRIimageLoaderExtension image_loader_extension = {
+   .base = { __DRI_IMAGE_LOADER, 1 },
+
+   .getBuffers          = image_get_buffers,
+   .flushFrontBuffer    = dri2_wl_flush_front_buffer,
+};
+
 static void
-wayland_frame_callback(void *data, struct wl_callback *callback, uint32_t time)
+wayland_throttle_callback(void *data,
+                          struct wl_callback *callback,
+                          uint32_t time)
 {
    struct dri2_egl_surface *dri2_surf = data;
 
-   dri2_surf->frame_callback = NULL;
+   dri2_surf->throttle_callback = NULL;
    wl_callback_destroy(callback);
 }
 
-static const struct wl_callback_listener frame_listener = {
-       wayland_frame_callback
+static const struct wl_callback_listener throttle_listener = {
+   wayland_throttle_callback
 };
 
 static void
@@ -456,7 +526,7 @@ create_wl_buffer(struct dri2_egl_surface *dri2_surf)
 {
    struct dri2_egl_display *dri2_dpy =
       dri2_egl_display(dri2_surf->base.Resource.Display);
-   int fd;
+   int fd, stride, name;
 
    if (dri2_surf->current->wl_buffer != NULL)
       return;
@@ -464,6 +534,8 @@ create_wl_buffer(struct dri2_egl_surface *dri2_surf)
    if (dri2_dpy->capabilities & WL_DRM_CAPABILITY_PRIME) {
       dri2_dpy->image->queryImage(dri2_surf->current->dri_image,
                                   __DRI_IMAGE_ATTRIB_FD, &fd);
+      dri2_dpy->image->queryImage(dri2_surf->current->dri_image,
+                                  __DRI_IMAGE_ATTRIB_STRIDE, &stride);
 
       dri2_surf->current->wl_buffer =
          wl_drm_create_prime_buffer(dri2_dpy->wl_drm,
@@ -471,17 +543,22 @@ create_wl_buffer(struct dri2_egl_surface *dri2_surf)
                                     dri2_surf->base.Width,
                                     dri2_surf->base.Height,
                                     dri2_surf->format,
-                                    0, dri2_surf->current->pitch,
+                                    0, stride,
                                     0, 0,
                                     0, 0);
       close(fd);
    } else {
+      dri2_dpy->image->queryImage(dri2_surf->current->dri_image,
+                                  __DRI_IMAGE_ATTRIB_NAME, &name);
+      dri2_dpy->image->queryImage(dri2_surf->current->dri_image,
+                                  __DRI_IMAGE_ATTRIB_STRIDE, &stride);
+
       dri2_surf->current->wl_buffer =
          wl_drm_create_buffer(dri2_dpy->wl_drm,
-                              dri2_surf->current->name,
+                              name,
                               dri2_surf->base.Width,
                               dri2_surf->base.Height,
-                              dri2_surf->current->pitch,
+                              stride,
                               dri2_surf->format);
    }
 
@@ -495,27 +572,17 @@ create_wl_buffer(struct dri2_egl_surface *dri2_surf)
  * Called via eglSwapBuffers(), drv->API.SwapBuffers().
  */
 static EGLBoolean
-dri2_swap_buffers_with_damage(_EGLDriver *drv,
-                              _EGLDisplay *disp,
-                              _EGLSurface *draw,
-                              const EGLint *rects,
-                              EGLint n_rects)
+dri2_wl_swap_buffers_with_damage(_EGLDriver *drv,
+                                 _EGLDisplay *disp,
+                                 _EGLSurface *draw,
+                                 const EGLint *rects,
+                                 EGLint n_rects)
 {
    struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
    struct dri2_egl_surface *dri2_surf = dri2_egl_surface(draw);
-   __DRIbuffer buffer;
-   int i, ret = 0;
-
-   while (dri2_surf->frame_callback && ret != -1)
-      ret = wl_display_dispatch_queue(dri2_dpy->wl_dpy, dri2_dpy->wl_queue);
-   if (ret < 0)
-      return EGL_FALSE;
-
-   dri2_surf->frame_callback = wl_surface_frame(dri2_surf->wl_win->surface);
-   wl_callback_add_listener(dri2_surf->frame_callback,
-                            &frame_listener, dri2_surf);
-   wl_proxy_set_queue((struct wl_proxy *) dri2_surf->frame_callback,
-                      dri2_dpy->wl_queue);
+   struct dri2_egl_context *dri2_ctx;
+   _EGLContext *ctx;
+   int i;
 
    for (i = 0; i < ARRAY_SIZE(dri2_surf->color_buffers); i++)
       if (dri2_surf->color_buffers[i].age > 0)
@@ -523,11 +590,20 @@ dri2_swap_buffers_with_damage(_EGLDriver *drv,
 
    /* Make sure we have a back buffer in case we're swapping without ever
     * rendering. */
-   if (get_back_bo(dri2_surf, &buffer) < 0) {
+   if (get_back_bo(dri2_surf) < 0) {
       _eglError(EGL_BAD_ALLOC, "dri2_swap_buffers");
       return EGL_FALSE;
    }
 
+   if (draw->SwapInterval > 0) {
+      dri2_surf->throttle_callback =
+         wl_surface_frame(dri2_surf->wl_win->surface);
+      wl_callback_add_listener(dri2_surf->throttle_callback,
+                               &throttle_listener, dri2_surf);
+      wl_proxy_set_queue((struct wl_proxy *) dri2_surf->throttle_callback,
+                         dri2_dpy->wl_queue);
+   }
+
    dri2_surf->back->age = 1;
    dri2_surf->current = dri2_surf->back;
    dri2_surf->back = NULL;
@@ -545,8 +621,8 @@ dri2_swap_buffers_with_damage(_EGLDriver *drv,
    dri2_surf->dy = 0;
 
    if (n_rects == 0) {
-      wl_surface_damage(dri2_surf->wl_win->surface, 0, 0,
-                        dri2_surf->base.Width, dri2_surf->base.Height);
+      wl_surface_damage(dri2_surf->wl_win->surface,
+                        0, 0, INT32_MAX, INT32_MAX);
    } else {
       for (i = 0; i < n_rects; i++) {
          const int *rect = &rects[i * 4];
@@ -557,22 +633,45 @@ dri2_swap_buffers_with_damage(_EGLDriver *drv,
       }
    }
 
-   wl_surface_commit(dri2_surf->wl_win->surface);
+   if (dri2_dpy->flush->base.version >= 4) {
+      ctx = _eglGetCurrentContext();
+      dri2_ctx = dri2_egl_context(ctx);
+      (*dri2_dpy->flush->flush_with_flags)(dri2_ctx->dri_context,
+                                           dri2_surf->dri_drawable,
+                                           __DRI2_FLUSH_DRAWABLE,
+                                           __DRI2_THROTTLE_SWAPBUFFER);
+   } else {
+      (*dri2_dpy->flush->flush)(dri2_surf->dri_drawable);
+   }
 
-   (*dri2_dpy->flush->flush)(dri2_surf->dri_drawable);
    (*dri2_dpy->flush->invalidate)(dri2_surf->dri_drawable);
 
+   wl_surface_commit(dri2_surf->wl_win->surface);
+
+   /* If we're not waiting for a frame callback then we'll at least throttle
+    * to a sync callback so that we always give a chance for the compositor to
+    * handle the commit and send a release event before checking for a free
+    * buffer */
+   if (dri2_surf->throttle_callback == NULL) {
+      dri2_surf->throttle_callback = wl_display_sync(dri2_dpy->wl_dpy);
+      wl_callback_add_listener(dri2_surf->throttle_callback,
+                               &throttle_listener, dri2_surf);
+      wl_proxy_set_queue((struct wl_proxy *) dri2_surf->throttle_callback,
+                         dri2_dpy->wl_queue);
+   }
+
+   wl_display_flush(dri2_dpy->wl_dpy);
+
    return EGL_TRUE;
 }
 
 static EGLint
-dri2_query_buffer_age(_EGLDriver *drv,
-                      _EGLDisplay *disp, _EGLSurface *surface)
+dri2_wl_query_buffer_age(_EGLDriver *drv,
+                         _EGLDisplay *disp, _EGLSurface *surface)
 {
    struct dri2_egl_surface *dri2_surf = dri2_egl_surface(surface);
-   __DRIbuffer buffer;
 
-   if (get_back_bo(dri2_surf, &buffer) < 0) {
+   if (get_back_bo(dri2_surf) < 0) {
       _eglError(EGL_BAD_ALLOC, "dri2_query_buffer_age");
       return 0;
    }
@@ -581,13 +680,88 @@ dri2_query_buffer_age(_EGLDriver *drv,
 }
 
 static EGLBoolean
-dri2_swap_buffers(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *draw)
+dri2_wl_swap_buffers(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *draw)
 {
-   return dri2_swap_buffers_with_damage (drv, disp, draw, NULL, 0);
+   return dri2_wl_swap_buffers_with_damage (drv, disp, draw, NULL, 0);
+}
+
+static struct wl_buffer *
+dri2_wl_create_wayland_buffer_from_image_wl(_EGLDriver *drv,
+                                            _EGLDisplay *disp,
+                                            _EGLImage *img)
+{
+   struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
+   struct dri2_egl_image *dri2_img = dri2_egl_image(img);
+   __DRIimage *image = dri2_img->dri_image;
+   struct wl_buffer *buffer;
+   int width, height, format, pitch;
+   enum wl_drm_format wl_format;
+
+   dri2_dpy->image->queryImage(image, __DRI_IMAGE_ATTRIB_FORMAT, &format);
+
+   switch (format) {
+   case __DRI_IMAGE_FORMAT_ARGB8888:
+      if (!(dri2_dpy->formats & HAS_ARGB8888))
+         goto bad_format;
+      wl_format = WL_DRM_FORMAT_ARGB8888;
+      break;
+   case __DRI_IMAGE_FORMAT_XRGB8888:
+      if (!(dri2_dpy->formats & HAS_XRGB8888))
+         goto bad_format;
+      wl_format = WL_DRM_FORMAT_XRGB8888;
+      break;
+   default:
+      goto bad_format;
+   }
+
+   dri2_dpy->image->queryImage(image, __DRI_IMAGE_ATTRIB_WIDTH, &width);
+   dri2_dpy->image->queryImage(image, __DRI_IMAGE_ATTRIB_HEIGHT, &height);
+   dri2_dpy->image->queryImage(image, __DRI_IMAGE_ATTRIB_STRIDE, &pitch);
+
+   if (dri2_dpy->capabilities & WL_DRM_CAPABILITY_PRIME) {
+      int fd;
+
+      dri2_dpy->image->queryImage(image, __DRI_IMAGE_ATTRIB_FD, &fd);
+
+      buffer =
+         wl_drm_create_prime_buffer(dri2_dpy->wl_drm,
+                                    fd,
+                                    width, height,
+                                    wl_format,
+                                    0, pitch,
+                                    0, 0,
+                                    0, 0);
+
+      close(fd);
+   } else {
+      int name;
+
+      dri2_dpy->image->queryImage(image, __DRI_IMAGE_ATTRIB_NAME, &name);
+
+      buffer =
+         wl_drm_create_buffer(dri2_dpy->wl_drm,
+                              name,
+                              width, height,
+                              pitch,
+                              wl_format);
+   }
+
+   /* The buffer object will have been created with our internal event queue
+    * because it is using the wl_drm object as a proxy factory. We want the
+    * buffer to be used by the application so we'll reset it to the display's
+    * default event queue */
+   if (buffer)
+      wl_proxy_set_queue((struct wl_proxy *) buffer, NULL);
+
+   return buffer;
+
+bad_format:
+   _eglError(EGL_BAD_MATCH, "unsupported image format");
+   return NULL;
 }
 
 static int
-dri2_wayland_authenticate(_EGLDisplay *disp, uint32_t id)
+dri2_wl_authenticate(_EGLDisplay *disp, uint32_t id)
 {
    struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
    int ret = 0;
@@ -611,7 +785,7 @@ dri2_wayland_authenticate(_EGLDisplay *disp, uint32_t id)
  * Called via eglTerminate(), drv->API.Terminate().
  */
 static EGLBoolean
-dri2_terminate(_EGLDriver *drv, _EGLDisplay *disp)
+dri2_wl_terminate(_EGLDriver *drv, _EGLDisplay *disp)
 {
    struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
 
@@ -674,6 +848,9 @@ drm_handle_format(void *data, struct wl_drm *drm, uint32_t format)
    case WL_DRM_FORMAT_XRGB8888:
       dri2_dpy->formats |= HAS_XRGB8888;
       break;
+   case WL_DRM_FORMAT_RGB565:
+      dri2_dpy->formats |= HAS_RGB565;
+      break;
    }
 }
 
@@ -726,6 +903,74 @@ static const struct wl_registry_listener registry_listener = {
    registry_handle_global_remove
 };
 
+static EGLBoolean
+dri2_wl_swap_interval(_EGLDriver *drv,
+                   _EGLDisplay *disp,
+                   _EGLSurface *surf,
+                   EGLint interval)
+{
+   if (interval > surf->Config->MaxSwapInterval)
+      interval = surf->Config->MaxSwapInterval;
+   else if (interval < surf->Config->MinSwapInterval)
+      interval = surf->Config->MinSwapInterval;
+
+   surf->SwapInterval = interval;
+
+   return EGL_TRUE;
+}
+
+static void
+dri2_wl_setup_swap_interval(struct dri2_egl_display *dri2_dpy)
+{
+   GLint vblank_mode = DRI_CONF_VBLANK_DEF_INTERVAL_1;
+
+   /* We can't use values greater than 1 on Wayland because we are using the
+    * frame callback to synchronise the frame and the only way we be sure to
+    * get a frame callback is to attach a new buffer. Therefore we can't just
+    * sit drawing nothing to wait until the next ā€˜nā€™ frame callbacks */
+
+   if (dri2_dpy->config)
+      dri2_dpy->config->configQueryi(dri2_dpy->dri_screen,
+                                     "vblank_mode", &vblank_mode);
+   switch (vblank_mode) {
+   case DRI_CONF_VBLANK_NEVER:
+      dri2_dpy->min_swap_interval = 0;
+      dri2_dpy->max_swap_interval = 0;
+      dri2_dpy->default_swap_interval = 0;
+      break;
+   case DRI_CONF_VBLANK_ALWAYS_SYNC:
+      dri2_dpy->min_swap_interval = 1;
+      dri2_dpy->max_swap_interval = 1;
+      dri2_dpy->default_swap_interval = 1;
+      break;
+   case DRI_CONF_VBLANK_DEF_INTERVAL_0:
+      dri2_dpy->min_swap_interval = 0;
+      dri2_dpy->max_swap_interval = 1;
+      dri2_dpy->default_swap_interval = 0;
+      break;
+   default:
+   case DRI_CONF_VBLANK_DEF_INTERVAL_1:
+      dri2_dpy->min_swap_interval = 0;
+      dri2_dpy->max_swap_interval = 1;
+      dri2_dpy->default_swap_interval = 1;
+      break;
+   }
+}
+
+static struct dri2_egl_display_vtbl dri2_wl_display_vtbl = {
+   .authenticate = dri2_wl_authenticate,
+   .create_window_surface = dri2_wl_create_window_surface,
+   .create_pixmap_surface = dri2_fallback_create_pixmap_surface,
+   .create_pbuffer_surface = dri2_fallback_create_pbuffer_surface,
+   .destroy_surface = dri2_wl_destroy_surface,
+   .swap_interval = dri2_wl_swap_interval,
+   .swap_buffers = dri2_wl_swap_buffers,
+   .swap_buffers_with_damage = dri2_wl_swap_buffers_with_damage,
+   .swap_buffers_region = dri2_fallback_swap_buffers_region,
+   .copy_buffers = dri2_fallback_copy_buffers,
+   .query_buffer_age = dri2_wl_query_buffer_age,
+};
+
 EGLBoolean
 dri2_initialize_wayland(_EGLDriver *drv, _EGLDisplay *disp)
 {
@@ -736,13 +981,14 @@ dri2_initialize_wayland(_EGLDriver *drv, _EGLDisplay *disp)
    static const unsigned int argb_masks[4] =
       { 0xff0000, 0xff00, 0xff, 0xff000000 };
    static const unsigned int rgb_masks[4] = { 0xff0000, 0xff00, 0xff, 0 };
+   static const unsigned int rgb565_masks[4] = { 0xf800, 0x07e0, 0x001f, 0 };
+
+   loader_set_logger(_eglLog);
+
+   drv->API.Terminate = dri2_wl_terminate;
 
-   drv->API.CreateWindowSurface = dri2_create_window_surface;
-   drv->API.DestroySurface = dri2_destroy_surface;
-   drv->API.SwapBuffers = dri2_swap_buffers;
-   drv->API.SwapBuffersWithDamageEXT = dri2_swap_buffers_with_damage;
-   drv->API.Terminate = dri2_terminate;
-   drv->API.QueryBufferAge = dri2_query_buffer_age;
+   drv->API.CreateWaylandBufferFromImageWL =
+      dri2_wl_create_wayland_buffer_from_image_wl;
 
    dri2_dpy = calloc(1, sizeof *dri2_dpy);
    if (!dri2_dpy)
@@ -777,7 +1023,7 @@ dri2_initialize_wayland(_EGLDriver *drv, _EGLDisplay *disp)
    if (roundtrip(dri2_dpy) < 0 || !dri2_dpy->authenticated)
       goto cleanup_fd;
 
-   dri2_dpy->driver_name = dri2_get_driver_for_fd(dri2_dpy->fd);
+   dri2_dpy->driver_name = loader_get_driver_for_fd(dri2_dpy->fd, 0);
    if (dri2_dpy->driver_name == NULL) {
       _eglError(EGL_BAD_ALLOC, "DRI2: failed to get driver name");
       goto cleanup_fd;
@@ -788,19 +1034,24 @@ dri2_initialize_wayland(_EGLDriver *drv, _EGLDisplay *disp)
 
    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.getBuffers = dri2_wl_get_buffers;
+   dri2_dpy->dri2_loader_extension.flushFrontBuffer = dri2_wl_flush_front_buffer;
    dri2_dpy->dri2_loader_extension.getBuffersWithFormat =
-      dri2_get_buffers_with_format;
-      
+      dri2_wl_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;
+   dri2_dpy->extensions[1] = &image_loader_extension.base;
+   dri2_dpy->extensions[2] = &image_lookup_extension.base;
+   dri2_dpy->extensions[3] = &use_invalidate.base;
+   dri2_dpy->extensions[4] = NULL;
+
+   dri2_dpy->swap_available = EGL_TRUE;
 
    if (!dri2_create_screen(disp))
       goto cleanup_driver;
 
+   dri2_wl_setup_swap_interval(dri2_dpy);
+
    /* The server shouldn't advertise WL_DRM_CAPABILITY_PRIME if the driver
     * doesn't have createImageFromFds, since we're using the same driver on
     * both sides.  We don't want crash if that happens anyway, so fall back to
@@ -814,14 +1065,16 @@ dri2_initialize_wayland(_EGLDriver *drv, _EGLDisplay *disp)
    for (i = 0; dri2_dpy->driver_configs[i]; i++) {
       config = dri2_dpy->driver_configs[i];
       if (dri2_dpy->formats & HAS_XRGB8888)
-        dri2_add_config(disp, config, i + 1, 0, types, NULL, rgb_masks);
+        dri2_add_config(disp, config, i + 1, types, NULL, rgb_masks);
       if (dri2_dpy->formats & HAS_ARGB8888)
-        dri2_add_config(disp, config, i + 1, 0, types, NULL, argb_masks);
+        dri2_add_config(disp, config, i + 1, types, NULL, argb_masks);
+      if (dri2_dpy->formats & HAS_RGB565)
+        dri2_add_config(disp, config, i + 1, types, NULL, rgb565_masks);
    }
 
    disp->Extensions.WL_bind_wayland_display = EGL_TRUE;
+   disp->Extensions.WL_create_wayland_buffer_from_image = EGL_TRUE;
    disp->Extensions.EXT_buffer_age = EGL_TRUE;
-   dri2_dpy->authenticate = dri2_wayland_authenticate;
 
    disp->Extensions.EXT_swap_buffers_with_damage = EGL_TRUE;
 
@@ -829,6 +1082,11 @@ dri2_initialize_wayland(_EGLDriver *drv, _EGLDisplay *disp)
    disp->VersionMajor = 1;
    disp->VersionMinor = 4;
 
+   /* Fill vtbl last to prevent accidentally calling virtual function during
+    * initialization.
+    */
+   dri2_dpy->vtbl = &dri2_wl_display_vtbl;
+
    return EGL_TRUE;
 
  cleanup_driver: