From 9e9636f675442ac98ee5d8b79f821e4c79912a7a Mon Sep 17 00:00:00 2001
From: Simon Ser <contact@emersion.fr>
Date: Wed, 3 Apr 2024 14:37:12 +0200
Subject: [PATCH] scene: add support for linux-drm-syncobj-v1

---
 types/scene/surface.c | 26 ++++++++++++++++++++++++--
 1 file changed, 24 insertions(+), 2 deletions(-)

diff --git a/types/scene/surface.c b/types/scene/surface.c
index 1905b4df..2aff5af3 100644
--- a/types/scene/surface.c
+++ b/types/scene/surface.c
@@ -4,6 +4,7 @@
 #include <wlr/types/wlr_compositor.h>
 #include <wlr/types/wlr_scene.h>
 #include <wlr/types/wlr_fractional_scale_v1.h>
+#include <wlr/types/wlr_linux_drm_syncobj_v1.h>
 #include <wlr/types/wlr_presentation_time.h>
 #include <wlr/util/transform.h>
 #include "types/wlr_scene.h"
@@ -164,8 +165,29 @@ static void surface_reconfigure(struct wlr_scene_surface *scene_surface) {
 	if (surface->buffer) {
 		client_buffer_mark_next_can_damage(surface->buffer);
 
-		wlr_scene_buffer_set_buffer_with_damage(scene_buffer,
-			&surface->buffer->base, &surface->buffer_damage);
+		struct wlr_linux_drm_syncobj_surface_v1_state *syncobj_surface_state =
+			wlr_linux_drm_syncobj_v1_get_surface_state(surface);
+
+		struct wlr_drm_syncobj_timeline *wait_timeline = NULL;
+		uint64_t wait_point = 0;
+		if (syncobj_surface_state != NULL) {
+			wait_timeline = syncobj_surface_state->acquire_timeline;
+			wait_point = syncobj_surface_state->acquire_point;
+		}
+
+		struct wlr_scene_buffer_set_buffer_options options = {
+			.damage = &surface->buffer_damage,
+			.wait_timeline = wait_timeline,
+			.wait_point = wait_point,
+		};
+		wlr_scene_buffer_set_buffer_with_options(scene_buffer,
+			&surface->buffer->base, &options);
+
+		if (syncobj_surface_state != NULL &&
+				(surface->current.committed & WLR_SURFACE_STATE_BUFFER)) {
+			wlr_linux_drm_syncobj_v1_state_signal_release_with_buffer(syncobj_surface_state,
+				&surface->buffer->base);
+		}
 	} else {
 		wlr_scene_buffer_set_buffer(scene_buffer, NULL);
 	}