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-rw-r--r--backend/wayland/output.c15
1 files changed, 14 insertions, 1 deletions
diff --git a/backend/wayland/output.c b/backend/wayland/output.c
index 36b3911b..28fa5e99 100644
--- a/backend/wayland/output.c
+++ b/backend/wayland/output.c
@@ -29,7 +29,8 @@
static const uint32_t SUPPORTED_OUTPUT_STATE =
WLR_OUTPUT_STATE_BACKEND_OPTIONAL |
WLR_OUTPUT_STATE_BUFFER |
- WLR_OUTPUT_STATE_MODE;
+ WLR_OUTPUT_STATE_MODE |
+ WLR_OUTPUT_STATE_ADAPTIVE_SYNC_ENABLED;
static struct wlr_wl_output *get_wl_output_from_output(
struct wlr_output *wlr_output) {
@@ -251,6 +252,16 @@ static bool output_test(struct wlr_output *wlr_output,
return false;
}
+ // Adaptive sync is effectively always enabled when using the Wayland
+ // backend. This is not something we have control over, so we set the state
+ // to enabled on creating the output and never allow changing it.
+ assert(wlr_output->adaptive_sync_status == WLR_OUTPUT_ADAPTIVE_SYNC_ENABLED);
+ if (state->committed & WLR_OUTPUT_STATE_ADAPTIVE_SYNC_ENABLED) {
+ if (!state->adaptive_sync_enabled) {
+ return false;
+ }
+ }
+
if (state->committed & WLR_OUTPUT_STATE_MODE) {
assert(state->mode_type == WLR_OUTPUT_STATE_MODE_CUSTOM);
}
@@ -521,6 +532,8 @@ struct wlr_output *wlr_wl_output_create(struct wlr_backend *wlr_backend) {
wlr_output_update_custom_mode(wlr_output, 1280, 720, 0);
+ wlr_output->adaptive_sync_status = WLR_OUTPUT_ADAPTIVE_SYNC_ENABLED;
+
char name[64];
snprintf(name, sizeof(name), "WL-%zu", ++backend->last_output_num);
wlr_output_set_name(wlr_output, name);