[Mesa-dev] [RFC mesa 3/3] egl: make platform's SwapInterval() optional

[Eric Engestrom]

Signed-off-by: Eric Engestrom <eric.engestrom at imgtec.com>
---
 src/egl/drivers/dri2/platform_wayland.c | 11 -----------
 src/egl/main/eglapi.c                   |  5 ++++-
 2 files changed, 4 insertions(+), 12 deletions(-)

diff --git a/src/egl/drivers/dri2/platform_wayland.c b/src/egl/drivers/dri2/platform_wayland.c
index 02db473c8c..73966b7c50 100644
--- a/src/egl/drivers/dri2/platform_wayland.c
+++ b/src/egl/drivers/dri2/platform_wayland.c
@@ -1139,15 +1139,6 @@ static const struct wl_registry_listener registry_listener_drm = {
    .global_remove = registry_handle_global_remove
 };
 
-static EGLBoolean
-dri2_wl_swap_interval(_EGLDriver *drv,
-                   _EGLDisplay *disp,
-                   _EGLSurface *surf,
-                   EGLint interval)
-{
-   return EGL_TRUE;
-}
-
 static void
 dri2_wl_setup_swap_interval(struct dri2_egl_display *dri2_dpy)
 {
@@ -1193,7 +1184,6 @@ static const struct dri2_egl_display_vtbl dri2_wl_display_vtbl = {
    .create_pbuffer_surface = dri2_fallback_create_pbuffer_surface,
    .destroy_surface = dri2_wl_destroy_surface,
    .create_image = dri2_create_image_khr,
-   .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,
@@ -1894,7 +1884,6 @@ static const struct dri2_egl_display_vtbl dri2_wl_swrast_display_vtbl = {
    .create_pbuffer_surface = dri2_fallback_create_pbuffer_surface,
    .destroy_surface = dri2_wl_destroy_surface,
    .create_image = dri2_fallback_create_image_khr,
-   .swap_interval = dri2_wl_swap_interval,
    .swap_buffers = dri2_wl_swrast_swap_buffers,
    .swap_buffers_with_damage = dri2_fallback_swap_buffers_with_damage,
    .swap_buffers_region = dri2_fallback_swap_buffers_region,
diff --git a/src/egl/main/eglapi.c b/src/egl/main/eglapi.c
index 9ebc3670b4..a5a66ea26a 100644
--- a/src/egl/main/eglapi.c
+++ b/src/egl/main/eglapi.c
@@ -1207,7 +1207,10 @@ eglSwapInterval(EGLDisplay dpy, EGLint interval)
 
    surf->SwapInterval = interval;
 
-   ret = drv->API.SwapInterval(drv, disp, surf, interval);
+   if (drv->API.SwapInterval)
+      ret = drv->API.SwapInterval(drv, disp, surf, interval);
+   else
+      ret = EGL_TRUE;
 
    RETURN_EGL_EVAL(disp, ret);
 }
-- 
Cheers,
  Eric