config/output: test adaptive sync

Required for [1].

[1]: https://gitlab.freedesktop.org/wlroots/wlroots/-/merge_requests/3637

1 files changed, 4 insertions, 0 deletions

diff --git a/sway/config/output.c b/sway/config/output.c
index b3e8371e..9c7082d0 100644
--- a/sway/config/output.c
+++ b/sway/config/output.c
@@ -463,6 +463,10 @@ static void queue_output_config(struct output_config *oc,
                 sway_log(SWAY_DEBUG, "Set %s adaptive sync to %d", wlr_output->name,
                         oc->adaptive_sync);
                 wlr_output_state_set_adaptive_sync_enabled(pending, oc->adaptive_sync == 1);
+                if (oc->adaptive_sync == 1 && !wlr_output_test_state(wlr_output, pending)) {
+                        sway_log(SWAY_DEBUG, "Adaptive sync failed, ignoring");
+                        wlr_output_state_set_adaptive_sync_enabled(pending, false);
+                }
         }
 
         if (oc && oc->render_bit_depth != RENDER_BIT_DEPTH_DEFAULT) {