Move DmabufState to Niri

src/backend/tty.rs

@@ -33,7 +33,7 @@ use smithay::reexports::rustix::fs::OFlags;
 use smithay::reexports::wayland_protocols::wp::linux_dmabuf::zv1::server::zwp_linux_dmabuf_feedback_v1::TrancheFlags;
 use smithay::reexports::wayland_protocols::wp::presentation_time::server::wp_presentation_feedback;
 use smithay::utils::DeviceFd;
-use smithay::wayland::dmabuf::{DmabufFeedbackBuilder, DmabufGlobal, DmabufState, DmabufFeedback};
+use smithay::wayland::dmabuf::{DmabufFeedbackBuilder, DmabufGlobal, DmabufFeedback};
 use smithay_drm_extras::drm_scanner::{DrmScanEvent, DrmScanner};
 use smithay_drm_extras::edid::EdidInfo;
 
@@ -70,7 +70,6 @@ struct OutputDevice {
     formats: HashSet<DrmFormat>,
     drm_scanner: DrmScanner,
     surfaces: HashMap<crtc::Handle, Surface>,
-    dmabuf_state: DmabufState,
     dmabuf_global: DmabufGlobal,
     // SAFETY: drop after all the objects used with them are dropped.
     // See https://github.com/Smithay/smithay/issues/1102.
@@ -329,11 +328,11 @@ impl Tty {
 
         let formats = Bind::<Dmabuf>::supported_formats(&gles).unwrap_or_default();
 
-        let mut dmabuf_state = DmabufState::new();
         let default_feedback = DmabufFeedbackBuilder::new(device_id, gles.dmabuf_formats())
             .build()
             .context("error building default dmabuf feedback")?;
-        let dmabuf_global = dmabuf_state
+        let dmabuf_global = niri
+            .dmabuf_state
             .create_global_with_default_feedback::<State>(&niri.display_handle, &default_feedback);
 
         self.output_device = Some(OutputDevice {
@@ -345,7 +344,6 @@ impl Tty {
             formats,
             drm_scanner: DrmScanner::new(),
             surfaces: HashMap::new(),
-            dmabuf_state,
             dmabuf_global,
         });
 
@@ -401,8 +399,7 @@ impl Tty {
         }
 
         let mut device = self.output_device.take().unwrap();
-        device
-            .dmabuf_state
+        niri.dmabuf_state
             .destroy_global::<State>(&niri.display_handle, device.dmabuf_global);
         device.gles.unbind_wl_display();
 
@@ -952,13 +949,6 @@ impl Tty {
         }
     }
 
-    pub fn dmabuf_state(&mut self) -> &mut DmabufState {
-        let device = self.output_device.as_mut().expect(
-            "the dmabuf global must be created and destroyed together with the output device",
-        );
-        &mut device.dmabuf_state
-    }
-
     pub fn connectors(&self) -> Arc<Mutex<HashMap<String, Output>>> {
         self.connectors.clone()
     }

src/handlers/mod.rs

@@ -193,7 +193,7 @@ delegate_presentation!(State);
 
 impl DmabufHandler for State {
     fn dmabuf_state(&mut self) -> &mut DmabufState {
-        self.backend.tty().dmabuf_state()
+        &mut self.niri.dmabuf_state
     }
 
     fn dmabuf_imported(

src/niri.rs

@@ -58,7 +58,7 @@ use smithay::wayland::compositor::{
     CompositorState, SurfaceData, TraversalAction,
 };
 use smithay::wayland::cursor_shape::CursorShapeManagerState;
-use smithay::wayland::dmabuf::DmabufFeedback;
+use smithay::wayland::dmabuf::{DmabufFeedback, DmabufState};
 use smithay::wayland::input_method::InputMethodManagerState;
 use smithay::wayland::output::OutputManagerState;
 use smithay::wayland::pointer_constraints::{with_pointer_constraint, PointerConstraintsState};
@@ -138,6 +138,7 @@ pub struct Niri {
     pub session_lock_state: SessionLockManagerState,
     pub shm_state: ShmState,
     pub output_manager_state: OutputManagerState,
+    pub dmabuf_state: DmabufState,
     pub seat_state: SeatState<State>,
     pub tablet_state: TabletManagerState,
     pub text_input_state: TextInputManagerState,
@@ -647,6 +648,7 @@ impl Niri {
         let shm_state = ShmState::new::<State>(&display_handle, vec![]);
         let output_manager_state =
             OutputManagerState::new_with_xdg_output::<State>(&display_handle);
+        let dmabuf_state = DmabufState::new();
         let mut seat_state = SeatState::new();
         let tablet_state = TabletManagerState::new::<State>(&display_handle);
         let pointer_gestures_state = PointerGesturesState::new::<State>(&display_handle);
@@ -760,6 +762,7 @@ impl Niri {
             virtual_keyboard_state,
             shm_state,
             output_manager_state,
+            dmabuf_state,
             seat_state,
             tablet_state,
             pointer_gestures_state,