egl: inline fallback for create_wayland_buffer_from_image

Signed-off-by: Eric Engestrom <eric@engestrom.ch>
Reviewed-by: Frank Binns <frank.binns@imgtec.com>
Reviewed-by: Emil Velikov <emil.velikov@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/5861>
diff --git a/src/egl/drivers/dri2/egl_dri2.c b/src/egl/drivers/dri2/egl_dri2.c
index 08c9198..a88f422 100644
--- a/src/egl/drivers/dri2/egl_dri2.c
+++ b/src/egl/drivers/dri2/egl_dri2.c
@@ -2463,6 +2463,8 @@
                                       _EGLImage *img)
 {
    struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
+   if (!dri2_dpy->vtbl->create_wayland_buffer_from_image)
+      return NULL;
    return dri2_dpy->vtbl->create_wayland_buffer_from_image(drv, disp, img);
 }
 
diff --git a/src/egl/drivers/dri2/egl_dri2.h b/src/egl/drivers/dri2/egl_dri2.h
index de21579..c90f560 100644
--- a/src/egl/drivers/dri2/egl_dri2.h
+++ b/src/egl/drivers/dri2/egl_dri2.h
@@ -148,6 +148,7 @@
                                _EGLSurface *surf, EGLint attribute,
                                EGLint *value);
 
+   /* optional */
    struct wl_buffer* (*create_wayland_buffer_from_image)(
                         _EGLDriver *drv, _EGLDisplay *disp, _EGLImage *img);
 
diff --git a/src/egl/drivers/dri2/egl_dri2_fallbacks.h b/src/egl/drivers/dri2/egl_dri2_fallbacks.h
index 6609aa2..3033903 100644
--- a/src/egl/drivers/dri2/egl_dri2_fallbacks.h
+++ b/src/egl/drivers/dri2/egl_dri2_fallbacks.h
@@ -28,16 +28,6 @@
 #include "eglcurrent.h"
 #include "egltypedefs.h"
 
-struct wl_buffer;
-
-static inline struct wl_buffer*
-dri2_fallback_create_wayland_buffer_from_image(_EGLDriver *drv,
-                                               _EGLDisplay *disp,
-                                               _EGLImage *img)
-{
-   return NULL;
-}
-
 static inline EGLBoolean
 dri2_fallback_get_sync_values(_EGLDisplay *disp, _EGLSurface *surf,
                               EGLuint64KHR *ust, EGLuint64KHR *msc,
diff --git a/src/egl/drivers/dri2/platform_android.c b/src/egl/drivers/dri2/platform_android.c
index a8ba65b..1d86c6f 100644
--- a/src/egl/drivers/dri2/platform_android.c
+++ b/src/egl/drivers/dri2/platform_android.c
@@ -1269,7 +1269,6 @@
    .swap_interval = droid_swap_interval,
    .query_buffer_age = droid_query_buffer_age,
    .query_surface = droid_query_surface,
-   .create_wayland_buffer_from_image = dri2_fallback_create_wayland_buffer_from_image,
    .get_sync_values = dri2_fallback_get_sync_values,
    .get_dri_drawable = dri2_surface_get_dri_drawable,
    .set_shared_buffer_mode = droid_set_shared_buffer_mode,
diff --git a/src/egl/drivers/dri2/platform_device.c b/src/egl/drivers/dri2/platform_device.c
index c1ed30c..fdb5652 100644
--- a/src/egl/drivers/dri2/platform_device.c
+++ b/src/egl/drivers/dri2/platform_device.c
@@ -186,7 +186,6 @@
    .create_pbuffer_surface = dri2_device_create_pbuffer_surface,
    .destroy_surface = device_destroy_surface,
    .create_image = dri2_create_image_khr,
-   .create_wayland_buffer_from_image = dri2_fallback_create_wayland_buffer_from_image,
    .get_sync_values = dri2_fallback_get_sync_values,
    .get_dri_drawable = dri2_surface_get_dri_drawable,
 };
diff --git a/src/egl/drivers/dri2/platform_drm.c b/src/egl/drivers/dri2/platform_drm.c
index 0c69573..c110466 100644
--- a/src/egl/drivers/dri2/platform_drm.c
+++ b/src/egl/drivers/dri2/platform_drm.c
@@ -679,7 +679,6 @@
    .create_image = dri2_drm_create_image_khr,
    .swap_buffers = dri2_drm_swap_buffers,
    .query_buffer_age = dri2_drm_query_buffer_age,
-   .create_wayland_buffer_from_image = dri2_fallback_create_wayland_buffer_from_image,
    .get_sync_values = dri2_fallback_get_sync_values,
    .get_dri_drawable = dri2_surface_get_dri_drawable,
 };
diff --git a/src/egl/drivers/dri2/platform_surfaceless.c b/src/egl/drivers/dri2/platform_surfaceless.c
index c8ef1dc..9d4cdb0 100644
--- a/src/egl/drivers/dri2/platform_surfaceless.c
+++ b/src/egl/drivers/dri2/platform_surfaceless.c
@@ -180,7 +180,6 @@
    .create_pbuffer_surface = dri2_surfaceless_create_pbuffer_surface,
    .destroy_surface = surfaceless_destroy_surface,
    .create_image = dri2_create_image_khr,
-   .create_wayland_buffer_from_image = dri2_fallback_create_wayland_buffer_from_image,
    .get_sync_values = dri2_fallback_get_sync_values,
    .get_dri_drawable = dri2_surface_get_dri_drawable,
 };
diff --git a/src/egl/drivers/dri2/platform_wayland.c b/src/egl/drivers/dri2/platform_wayland.c
index 285c0b7..5e37e97 100644
--- a/src/egl/drivers/dri2/platform_wayland.c
+++ b/src/egl/drivers/dri2/platform_wayland.c
@@ -2002,7 +2002,6 @@
    .destroy_surface = dri2_wl_destroy_surface,
    .create_image = dri2_create_image_khr,
    .swap_buffers = dri2_wl_swrast_swap_buffers,
-   .create_wayland_buffer_from_image = dri2_fallback_create_wayland_buffer_from_image,
    .get_sync_values = dri2_fallback_get_sync_values,
    .get_dri_drawable = dri2_surface_get_dri_drawable,
 };
diff --git a/src/egl/drivers/dri2/platform_x11.c b/src/egl/drivers/dri2/platform_x11.c
index b9b28ec..81ce70d 100644
--- a/src/egl/drivers/dri2/platform_x11.c
+++ b/src/egl/drivers/dri2/platform_x11.c
@@ -1183,7 +1183,6 @@
    .swap_buffers = dri2_x11_swap_buffers,
    /* XXX: should really implement this since X11 has pixmaps */
    .query_surface = dri2_query_surface,
-   .create_wayland_buffer_from_image = dri2_fallback_create_wayland_buffer_from_image,
    .get_sync_values = dri2_fallback_get_sync_values,
    .get_dri_drawable = dri2_surface_get_dri_drawable,
 };
@@ -1201,7 +1200,6 @@
    .post_sub_buffer = dri2_x11_post_sub_buffer,
    .copy_buffers = dri2_x11_copy_buffers,
    .query_surface = dri2_query_surface,
-   .create_wayland_buffer_from_image = dri2_fallback_create_wayland_buffer_from_image,
    .get_sync_values = dri2_x11_get_sync_values,
    .get_dri_drawable = dri2_surface_get_dri_drawable,
 };
diff --git a/src/egl/drivers/dri2/platform_x11_dri3.c b/src/egl/drivers/dri2/platform_x11_dri3.c
index 2cc2c09..f525771 100644
--- a/src/egl/drivers/dri2/platform_x11_dri3.c
+++ b/src/egl/drivers/dri2/platform_x11_dri3.c
@@ -502,7 +502,6 @@
    .copy_buffers = dri3_copy_buffers,
    .query_buffer_age = dri3_query_buffer_age,
    .query_surface = dri3_query_surface,
-   .create_wayland_buffer_from_image = dri2_fallback_create_wayland_buffer_from_image,
    .get_sync_values = dri3_get_sync_values,
    .get_dri_drawable = dri3_get_dri_drawable,
    .close_screen_notify = dri3_close_screen_notify,