MozillaFirefox/mozilla-bmo1898476.patch

# HG changeset patch
# User stransky <stransky@redhat.com>
# Date 1720609192 0
# Node ID f9323daf7abeb19f69ac5762a0a442c0dc15636e
# Parent  5afadee4e18fc5779d789d9371a3d2d67a29d1da
Bug 1898476 [Wayland] Move MozContainerSurfaceLock from MozContainerWayland to MozContainerSurfaceLock module r=emilio

Differential Revision: https://phabricator.services.mozilla.com/D214883

diff --git a/widget/gtk/MozContainerSurfaceLock.cpp b/widget/gtk/MozContainerSurfaceLock.cpp
new file mode 100644
--- /dev/null
+++ b/widget/gtk/MozContainerSurfaceLock.cpp
@@ -0,0 +1,31 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "MozContainerSurfaceLock.h"
+#include "MozContainer.h"
+#include "WidgetUtilsGtk.h"
+
+using namespace mozilla::widget;
+
+MozContainerSurfaceLock::MozContainerSurfaceLock(MozContainer* aContainer) {
+#ifdef MOZ_WAYLAND
+  mContainer = aContainer;
+  if (GdkIsWaylandDisplay()) {
+    // mSurface can be nullptr if we lock hidden MozContainer and
+    // that's correct, MozContainer is still locked.
+    mSurface = moz_container_wayland_surface_lock(aContainer);
+  }
+#endif
+}
+
+MozContainerSurfaceLock::~MozContainerSurfaceLock() {
+#ifdef MOZ_WAYLAND
+  if (GdkIsWaylandDisplay()) {
+    moz_container_wayland_surface_unlock(mContainer, &mSurface);
+  }
+#endif
+}
+
+struct wl_surface* MozContainerSurfaceLock::GetSurface() { return mSurface; }
diff --git a/widget/gtk/MozContainerSurfaceLock.h b/widget/gtk/MozContainerSurfaceLock.h
new file mode 100644
--- /dev/null
+++ b/widget/gtk/MozContainerSurfaceLock.h
@@ -0,0 +1,28 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef widget_gtk_MozContainerSurfaceLock_h
+#define widget_gtk_MozContainerSurfaceLock_h
+
+struct wl_surface;
+struct _MozContainer;
+typedef struct _MozContainer MozContainer;
+
+class MozContainerSurfaceLock {
+ public:
+  explicit MozContainerSurfaceLock(MozContainer* aContainer);
+  ~MozContainerSurfaceLock();
+
+  // wl_surface can be nullptr if we lock hidden MozContainer.
+  struct wl_surface* GetSurface();
+
+ private:
+#ifdef MOZ_WAYLAND
+  MozContainer* mContainer = nullptr;
+#endif
+  struct wl_surface* mSurface = nullptr;
+};
+
+#endif  // widget_gtk_MozContainerSurfaceLock_h
diff --git a/widget/gtk/MozContainerWayland.cpp b/widget/gtk/MozContainerWayland.cpp
--- a/widget/gtk/MozContainerWayland.cpp
+++ b/widget/gtk/MozContainerWayland.cpp
@@ -82,33 +82,16 @@ using namespace mozilla;
 using namespace mozilla::widget;
 
 static bool moz_container_wayland_surface_create_locked(
     const MutexAutoLock& aProofOfLock, MozContainer* container);
 static void moz_container_wayland_set_opaque_region_locked(
     const MutexAutoLock& aProofOfLock, MozContainer* container,
     const LayoutDeviceIntRegion&);
 
-// Lock mozcontainer and get wayland surface of it. You need to pair with
-// moz_container_wayland_surface_unlock() even
-// if moz_container_wayland_surface_lock() fails and returns nullptr.
-static struct wl_surface* moz_container_wayland_surface_lock(
-    MozContainer* container);
-static void moz_container_wayland_surface_unlock(MozContainer* container,
-                                                 struct wl_surface** surface);
-
-MozContainerSurfaceLock::MozContainerSurfaceLock(MozContainer* aContainer) {
-  mContainer = aContainer;
-  mSurface = moz_container_wayland_surface_lock(aContainer);
-}
-MozContainerSurfaceLock::~MozContainerSurfaceLock() {
-  moz_container_wayland_surface_unlock(mContainer, &mSurface);
-}
-struct wl_surface* MozContainerSurfaceLock::GetSurface() { return mSurface; }
-
 // Invalidate gtk wl_surface to commit changes to wl_subsurface.
 // wl_subsurface changes are effective when parent surface is commited.
 static void moz_container_wayland_invalidate(MozContainer* container) {
   LOGWAYLAND("moz_container_wayland_invalidate [%p]\n",
              (void*)moz_container_get_nsWindow(container));
 
   GdkWindow* window = gtk_widget_get_window(GTK_WIDGET(container));
   if (!window) {
diff --git a/widget/gtk/MozContainerWayland.h b/widget/gtk/MozContainerWayland.h
--- a/widget/gtk/MozContainerWayland.h
+++ b/widget/gtk/MozContainerWayland.h
@@ -8,16 +8,17 @@
 #ifndef __MOZ_CONTAINER_WAYLAND_H__
 #define __MOZ_CONTAINER_WAYLAND_H__
 
 #include <gtk/gtk.h>
 #include <functional>
 #include <vector>
 #include "mozilla/Mutex.h"
 #include "WindowSurface.h"
+#include "MozContainerSurfaceLock.h"
 
 /*
  * MozContainer
  *
  * This class serves three purposes in the nsIWidget implementation.
  *
  *   - It provides objects to receive signals from GTK for events on native
  *     windows.
@@ -56,25 +57,22 @@ struct MozContainerWayland {
   mozilla::Mutex container_lock{"MozContainerWayland::container_lock"};
 };
 
 struct _MozContainer;
 struct _MozContainerClass;
 typedef struct _MozContainer MozContainer;
 typedef struct _MozContainerClass MozContainerClass;
 
-class MozContainerSurfaceLock {
-  MozContainer* mContainer;
-  struct wl_surface* mSurface;
-
- public:
-  explicit MozContainerSurfaceLock(MozContainer* aContainer);
-  ~MozContainerSurfaceLock();
-  struct wl_surface* GetSurface();
-};
+// Lock mozcontainer and get wayland surface of it. You need to pair with
+// moz_container_wayland_surface_unlock() even
+// if moz_container_wayland_surface_lock() fails and returns nullptr.
+struct wl_surface* moz_container_wayland_surface_lock(MozContainer* container);
+void moz_container_wayland_surface_unlock(MozContainer* container,
+                                          struct wl_surface** surface);
 
 void moz_container_wayland_map(GtkWidget*);
 gboolean moz_container_wayland_map_event(GtkWidget*, GdkEventAny*);
 void moz_container_wayland_size_allocate(GtkWidget*, GtkAllocation*);
 void moz_container_wayland_unmap(GtkWidget*);
 
 struct wl_egl_window* moz_container_wayland_get_egl_window(
     MozContainer* container, double scale);
diff --git a/widget/gtk/moz.build b/widget/gtk/moz.build
--- a/widget/gtk/moz.build
+++ b/widget/gtk/moz.build
@@ -28,16 +28,17 @@ if CONFIG["MOZ_WAYLAND"]:
 if CONFIG["MOZ_ENABLE_VAAPI"]:
     DIRS += ["vaapitest"]
 
 if CONFIG["MOZ_ENABLE_V4L2"]:
     DIRS += ["v4l2test"]
 
 EXPORTS += [
     "MozContainer.h",
+    "MozContainerSurfaceLock.h",
     "nsGTKToolkit.h",
     "nsGtkUtils.h",
     "nsImageToPixbuf.h",
 ]
 
 EXPORTS.mozilla += [
     "GfxInfo.h",
     "GfxInfoUtils.h",
@@ -66,16 +67,17 @@ UNIFIED_SOURCES += [
     "DMABufLibWrapper.cpp",
     "DMABufSurface.cpp",
     "GfxInfo.cpp",
     "gtk3drawing.cpp",
     "GtkCompositorWidget.cpp",
     "IMContextWrapper.cpp",
     "InProcessGtkCompositorWidget.cpp",
     "MozContainer.cpp",
+    "MozContainerSurfaceLock.cpp",
     "MPRISServiceHandler.cpp",
     "NativeKeyBindings.cpp",
     "NativeMenuGtk.cpp",
     "NativeMenuSupport.cpp",
     "nsApplicationChooser.cpp",
     "nsAppShell.cpp",
     "nsBidiKeyboard.cpp",
     "nsClipboard.cpp",
@@ -109,16 +111,17 @@ if CONFIG["MOZ_WAYLAND"]:
     UNIFIED_SOURCES += [
         "MozContainerWayland.cpp",
         "nsClipboardWayland.cpp",
         "nsWaylandDisplay.cpp",
         "WaylandBuffer.cpp",
         "WindowSurfaceWaylandMultiBuffer.cpp",
     ]
     EXPORTS.mozilla.widget += [
+        "MozContainerSurfaceLock.h",
         "MozContainerWayland.h",
         "nsWaylandDisplay.h",
         "WaylandBuffer.h",
     ]
 
 if CONFIG["MOZ_X11"]:
     UNIFIED_SOURCES += [
         "nsClipboardX11.cpp",


# HG changeset patch
# User stransky <stransky@redhat.com>
# Date 1720609193 0
# Node ID a264ff9e9f6f87ca0520a884b29c4be90001533e
# Parent  f9323daf7abeb19f69ac5762a0a442c0dc15636e
Bug 1898476 [Wayland] Provide surface lock by GtkCompositorWidget r=emilio

Depends on D214883

Differential Revision: https://phabricator.services.mozilla.com/D214884

diff --git a/widget/gtk/GtkCompositorWidget.cpp b/widget/gtk/GtkCompositorWidget.cpp
--- a/widget/gtk/GtkCompositorWidget.cpp
+++ b/widget/gtk/GtkCompositorWidget.cpp
@@ -206,10 +206,14 @@ void GtkCompositorWidget::SetRenderingSu
 }
 
 #ifdef MOZ_LOGGING
 bool GtkCompositorWidget::IsPopup() {
   return mWidget ? mWidget->IsPopup() : false;
 }
 #endif
 
+UniquePtr<MozContainerSurfaceLock> GtkCompositorWidget::LockSurface() {
+  return mWidget->LockSurface();
+}
+
 }  // namespace widget
 }  // namespace mozilla
diff --git a/widget/gtk/GtkCompositorWidget.h b/widget/gtk/GtkCompositorWidget.h
--- a/widget/gtk/GtkCompositorWidget.h
+++ b/widget/gtk/GtkCompositorWidget.h
@@ -5,16 +5,18 @@
 
 #ifndef widget_gtk_GtkCompositorWidget_h
 #define widget_gtk_GtkCompositorWidget_h
 
 #include "GLDefs.h"
 #include "mozilla/DataMutex.h"
 #include "mozilla/widget/CompositorWidget.h"
 #include "WindowSurfaceProvider.h"
+#include "mozilla/UniquePtr.h"
+#include "MozContainerSurfaceLock.h"
 
 class nsIWidget;
 class nsWindow;
 
 namespace mozilla {
 
 namespace layers {
 class NativeLayerRootWayland;
@@ -91,16 +93,18 @@ class GtkCompositorWidget : public Compo
   RefPtr<mozilla::layers::NativeLayerRoot> GetNativeLayerRoot() override;
 #endif
 
   // PlatformCompositorWidgetDelegate Overrides
 
   void NotifyClientSizeChanged(const LayoutDeviceIntSize& aClientSize) override;
   GtkCompositorWidget* AsGtkCompositorWidget() override { return this; }
 
+  UniquePtr<MozContainerSurfaceLock> LockSurface();
+
  private:
 #if defined(MOZ_WAYLAND)
   void ConfigureWaylandBackend();
 #endif
 #if defined(MOZ_X11)
   void ConfigureX11Backend(Window aXWindow, bool aShaped);
 #endif
 #ifdef MOZ_LOGGING
diff --git a/widget/gtk/nsWindow.cpp b/widget/gtk/nsWindow.cpp
--- a/widget/gtk/nsWindow.cpp
+++ b/widget/gtk/nsWindow.cpp
@@ -10271,8 +10271,15 @@ void nsWindow::SetDragSource(GdkDragCont
   mSourceDragContext = aSourceDragContext;
   if (IsPopup() &&
       (widget::GdkIsWaylandDisplay() || widget::IsXWaylandProtocol())) {
     if (auto* menuPopupFrame = GetMenuPopupFrame(GetFrame())) {
       menuPopupFrame->SetIsDragSource(!!aSourceDragContext);
     }
   }
 }
+
+UniquePtr<MozContainerSurfaceLock> nsWindow::LockSurface() {
+  if (mIsDestroyed) {
+    return nullptr;
+  }
+  return MakeUnique<MozContainerSurfaceLock>(mContainer);
+}
diff --git a/widget/gtk/nsWindow.h b/widget/gtk/nsWindow.h
--- a/widget/gtk/nsWindow.h
+++ b/widget/gtk/nsWindow.h
@@ -8,16 +8,17 @@
 #ifndef __nsWindow_h__
 #define __nsWindow_h__
 
 #include <gdk/gdk.h>
 #include <gtk/gtk.h>
 
 #include "CompositorWidget.h"
 #include "MozContainer.h"
+#include "MozContainerSurfaceLock.h"
 #include "VsyncSource.h"
 #include "mozilla/EventForwards.h"
 #include "mozilla/Maybe.h"
 #include "mozilla/RefPtr.h"
 #include "mozilla/TouchEvents.h"
 #include "mozilla/UniquePtr.h"
 #include "mozilla/RWLock.h"
 #include "mozilla/widget/WindowSurface.h"
@@ -416,16 +417,18 @@ class nsWindow final : public nsBaseWidg
   static bool TitlebarUseShapeMask();
   bool IsRemoteContent() { return HasRemoteContent(); }
   void NativeMoveResizeWaylandPopupCallback(const GdkRectangle* aFinalSize,
                                             bool aFlippedX, bool aFlippedY);
   static bool IsToplevelWindowTransparent();
 
   static nsWindow* GetFocusedWindow();
 
+  mozilla::UniquePtr<MozContainerSurfaceLock> LockSurface();
+
 #ifdef MOZ_WAYLAND
   // Use xdg-activation protocol to transfer focus from gFocusWindow to aWindow.
   static void TransferFocusToWaylandWindow(nsWindow* aWindow);
   void FocusWaylandWindow(const char* aTokenID);
 
   bool GetCSDDecorationOffset(int* aDx, int* aDy);
   bool SetEGLNativeWindowSize(const LayoutDeviceIntSize& aEGLWindowSize);
   void WaylandDragWorkaround(GdkEventButton* aEvent);


# HG changeset patch
# User stransky <stransky@redhat.com>
# Date 1720609193 0
# Node ID eb230ecdf8eb26a9ed340873b58fe7b71f94f8e8
# Parent  a264ff9e9f6f87ca0520a884b29c4be90001533e
Bug 1898476 [Wayland] Lock Wayland surface before Swap buffers in RenderCompositorEGL r=emilio

Depends on D214884

Differential Revision: https://phabricator.services.mozilla.com/D214885

diff --git a/gfx/webrender_bindings/RenderCompositorEGL.cpp b/gfx/webrender_bindings/RenderCompositorEGL.cpp
--- a/gfx/webrender_bindings/RenderCompositorEGL.cpp
+++ b/gfx/webrender_bindings/RenderCompositorEGL.cpp
@@ -149,16 +149,26 @@ RenderedFrameId RenderCompositorEGL::End
       const auto width = right - left;
       const auto height = bottom - top;
 
       bufferInvalid.OrWith(
           gfx::IntRect(left, (GetBufferSize().height - bottom), width, height));
     }
     gl()->SetDamage(bufferInvalid);
   }
+
+#ifdef MOZ_WIDGET_GTK
+  // Rendering on Wayland has to be atomic (buffer attach + commit) and
+  // wayland surface is also used by main thread so lock it before
+  // we paint at SwapBuffers().
+  UniquePtr<MozContainerSurfaceLock> lock;
+  if (auto* gtkWidget = mWidget->AsGTK()) {
+    lock = gtkWidget->LockSurface();
+  }
+#endif
   gl()->SwapBuffers();
   return frameId;
 }
 
 void RenderCompositorEGL::Pause() { DestroyEGLSurface(); }
 
 bool RenderCompositorEGL::Resume() {
   if (kIsAndroid) {