egl/dri2: Dispatch eglCopyBuffers by display, not driver

Add dri2_egl_display_vtbl::copy_buffers, set it for each
platform, and let egl_dri2 dispatch eglCopyBuffers to that.

This prepares for the EGL platform extensions.

Reviewed-by: Ian Romanick <[email protected]>
Signed-off-by: Chad Versace <[email protected]>

1 files changed, 3 insertions, 0 deletions

diff --git a/src/egl/drivers/dri2/egl_dri2.h b/src/egl/drivers/dri2/egl_dri2.h
index 0d6dd419496..a835f8ed320 100644
--- a/src/egl/drivers/dri2/egl_dri2.h
+++ b/src/egl/drivers/dri2/egl_dri2.h
@@ -114,6 +114,9 @@ struct dri2_egl_display_vtbl {
                                           _EGLSurface *surface,                  
                                           const EGLint *rects, EGLint n_rects);  
 
+   EGLBoolean (*copy_buffers)(_EGLDriver *drv, _EGLDisplay *dpy,
+                              _EGLSurface *surf, EGLNativePixmapType target);
+
    EGLint (*query_buffer_age)(_EGLDriver *drv, _EGLDisplay *dpy,
                               _EGLSurface *surf);
 };