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-rw-r--r--Makefile2
-rwxr-xr-xconfigure3
-rw-r--r--hmp-commands.hx7
-rw-r--r--hmp.c4
-rw-r--r--include/ui/console.h2
-rw-r--r--include/ui/gtk.h14
-rw-r--r--include/ui/spice-display.h9
-rw-r--r--qapi/ui.json10
-rw-r--r--ui/Makefile.objs25
-rw-r--r--ui/console.c34
-rw-r--r--ui/gtk-egl.c63
-rw-r--r--ui/gtk.c68
-rw-r--r--ui/spice-display.c194
-rw-r--r--ui/trace-events12
-rw-r--r--ui/vnc.c10
-rw-r--r--util/coroutine-ucontext.c4
16 files changed, 349 insertions, 112 deletions
diff --git a/Makefile b/Makefile
index 9a75c48ae0..026fa17dc0 100644
--- a/Makefile
+++ b/Makefile
@@ -851,7 +851,7 @@ ifneq ($(BLOBS),)
 		$(INSTALL_DATA) $(SRC_PATH)/pc-bios/$$x "$(DESTDIR)$(qemu_datadir)"; \
 	done
 endif
-ifeq ($(CONFIG_GTK),y)
+ifeq ($(CONFIG_GTK),m)
 	$(MAKE) -C po $@
 endif
 	$(INSTALL_DIR) "$(DESTDIR)$(qemu_datadir)/keymaps"
diff --git a/configure b/configure
index f74e1f3b7c..8c7124bf2b 100755
--- a/configure
+++ b/configure
@@ -1692,6 +1692,7 @@ gcc_flags="-Wno-missing-include-dirs -Wempty-body -Wnested-externs $gcc_flags"
 gcc_flags="-Wendif-labels -Wno-shift-negative-value $gcc_flags"
 gcc_flags="-Wno-initializer-overrides -Wexpansion-to-defined $gcc_flags"
 gcc_flags="-Wno-string-plus-int $gcc_flags"
+gcc_flags="-Wno-error=address-of-packed-member $gcc_flags"
 # Note that we do not add -Werror to gcc_flags here, because that would
 # enable it for all configure tests. If a configure test failed due
 # to -Werror this would just silently disable some features,
@@ -2874,6 +2875,7 @@ if test "$sdl" != "no" ; then
 int main( void ) { return SDL_Init (SDL_INIT_VIDEO); }
 EOF
   sdl_cflags=$($sdlconfig --cflags 2>/dev/null)
+  sdl_cflags="$sdl_cflags -Wno-undef"  # workaround 2.0.8 bug
   if test "$static" = "yes" ; then
     if $pkg_config $sdlname --exists; then
       sdl_libs=$($pkg_config $sdlname --static --libs 2>/dev/null)
@@ -4860,7 +4862,6 @@ fi
 pragma_disable_unused_but_set=no
 cat > $TMPC << EOF
 #pragma GCC diagnostic push
-#pragma GCC diagnostic ignored "-Wunused-but-set-variable"
 #pragma GCC diagnostic ignored "-Wstrict-prototypes"
 #pragma GCC diagnostic pop
 
diff --git a/hmp-commands.hx b/hmp-commands.hx
index 964eb515cf..1723cbe1df 100644
--- a/hmp-commands.hx
+++ b/hmp-commands.hx
@@ -253,9 +253,10 @@ ETEXI
 
     {
         .name       = "screendump",
-        .args_type  = "filename:F",
-        .params     = "filename",
-        .help       = "save screen into PPM image 'filename'",
+        .args_type  = "filename:F,device:s?,head:i?",
+        .params     = "filename [device [head]]",
+        .help       = "save screen from head 'head' of display device 'device' "
+                      "into PPM image 'filename'",
         .cmd        = hmp_screendump,
     },
 
diff --git a/hmp.c b/hmp.c
index 016cb5c4f1..ba9e299ee2 100644
--- a/hmp.c
+++ b/hmp.c
@@ -2140,9 +2140,11 @@ err_out:
 void hmp_screendump(Monitor *mon, const QDict *qdict)
 {
     const char *filename = qdict_get_str(qdict, "filename");
+    const char *id = qdict_get_try_str(qdict, "device");
+    int64_t head = qdict_get_try_int(qdict, "head", 0);
     Error *err = NULL;
 
-    qmp_screendump(filename, &err);
+    qmp_screendump(filename, id != NULL, id, id != NULL, head, &err);
     hmp_handle_error(mon, &err);
 }
 
diff --git a/include/ui/console.h b/include/ui/console.h
index aae9e44cb3..5fca9afcbc 100644
--- a/include/ui/console.h
+++ b/include/ui/console.h
@@ -260,6 +260,8 @@ DisplaySurface *qemu_create_displaysurface_guestmem(int width, int height,
                                                     pixman_format_code_t format,
                                                     int linesize,
                                                     uint64_t addr);
+DisplaySurface *qemu_create_message_surface(int w, int h,
+                                            const char *msg);
 PixelFormat qemu_default_pixelformat(int bpp);
 
 DisplaySurface *qemu_create_displaysurface(int width, int height);
diff --git a/include/ui/gtk.h b/include/ui/gtk.h
index 849c896eef..2922fc64b2 100644
--- a/include/ui/gtk.h
+++ b/include/ui/gtk.h
@@ -54,6 +54,9 @@ typedef struct VirtualGfxConsole {
     int x, y, w, h;
     egl_fb guest_fb;
     egl_fb win_fb;
+    egl_fb cursor_fb;
+    int cursor_x;
+    int cursor_y;
     bool y0_top;
     bool scanout_mode;
 #endif
@@ -90,6 +93,8 @@ typedef struct VirtualConsole {
     };
 } VirtualConsole;
 
+extern bool gtk_use_gl_area;
+
 /* ui/gtk.c */
 void gd_update_windowsize(VirtualConsole *vc);
 
@@ -111,6 +116,15 @@ void gd_egl_scanout_texture(DisplayChangeListener *dcl,
                             uint32_t backing_height,
                             uint32_t x, uint32_t y,
                             uint32_t w, uint32_t h);
+void gd_egl_scanout_dmabuf(DisplayChangeListener *dcl,
+                           QemuDmaBuf *dmabuf);
+void gd_egl_cursor_dmabuf(DisplayChangeListener *dcl,
+                          QemuDmaBuf *dmabuf, bool have_hot,
+                          uint32_t hot_x, uint32_t hot_y);
+void gd_egl_cursor_position(DisplayChangeListener *dcl,
+                            uint32_t pos_x, uint32_t pos_y);
+void gd_egl_release_dmabuf(DisplayChangeListener *dcl,
+                           QemuDmaBuf *dmabuf);
 void gd_egl_scanout_flush(DisplayChangeListener *dcl,
                           uint32_t x, uint32_t y, uint32_t w, uint32_t h);
 void gtk_egl_init(void);
diff --git a/include/ui/spice-display.h b/include/ui/spice-display.h
index 6b5c73b21c..87a84a59d4 100644
--- a/include/ui/spice-display.h
+++ b/include/ui/spice-display.h
@@ -122,6 +122,15 @@ struct SimpleSpiceDisplay {
     int gl_updates;
     bool have_scanout;
     bool have_surface;
+
+    QemuDmaBuf *guest_dmabuf;
+    bool guest_dmabuf_refresh;
+    bool render_cursor;
+
+    egl_fb guest_fb;
+    egl_fb blit_fb;
+    egl_fb cursor_fb;
+    bool have_hot;
 #endif
 };
 
diff --git a/qapi/ui.json b/qapi/ui.json
index 3e82f25ac5..5d01ad4304 100644
--- a/qapi/ui.json
+++ b/qapi/ui.json
@@ -77,6 +77,13 @@
 #
 # @filename: the path of a new PPM file to store the image
 #
+# @device: ID of the display device that should be dumped. If this parameter
+#          is missing, the primary display will be used. (Since 2.12)
+#
+# @head: head to use in case the device supports multiple heads. If this
+#        parameter is missing, head #0 will be used. Also note that the head
+#        can only be specified in conjunction with the device ID. (Since 2.12)
+#
 # Returns: Nothing on success
 #
 # Since: 0.14.0
@@ -88,7 +95,8 @@
 # <- { "return": {} }
 #
 ##
-{ 'command': 'screendump', 'data': {'filename': 'str'} }
+{ 'command': 'screendump',
+  'data': {'filename': 'str', '*device': 'str', '*head': 'int'} }
 
 ##
 # == Spice
diff --git a/ui/Makefile.objs b/ui/Makefile.objs
index dcd54a5287..cc784346cb 100644
--- a/ui/Makefile.objs
+++ b/ui/Makefile.objs
@@ -38,26 +38,27 @@ common-obj-$(CONFIG_GTK) += gtk.mo
 gtk.mo-objs := gtk.o
 gtk.mo-cflags := $(GTK_CFLAGS) $(VTE_CFLAGS)
 gtk.mo-libs := $(GTK_LIBS) $(VTE_LIBS)
+ifeq ($(CONFIG_OPENGL),y)
+gtk.mo-objs += gtk-egl.o
+gtk.mo-libs += $(OPENGL_LIBS)
+ifeq ($(CONFIG_GTK_GL),y)
+gtk.mo-objs += gtk-gl-area.o
+endif
+endif
 
 common-obj-$(CONFIG_CURSES) += curses.mo
 curses.mo-objs := curses.o
 curses.mo-cflags := $(CURSES_CFLAGS)
 curses.mo-libs := $(CURSES_LIBS)
 
-ifeq ($(CONFIG_OPENGL),y)
-common-obj-y += shader.o
-common-obj-y += console-gl.o
-common-obj-y += egl-helpers.o
-common-obj-y += egl-context.o
+common-obj-$(CONFIG_OPENGL) += shader.o
+common-obj-$(CONFIG_OPENGL) += console-gl.o
+common-obj-$(CONFIG_OPENGL) += egl-helpers.o
+common-obj-$(CONFIG_OPENGL) += egl-context.o
 common-obj-$(CONFIG_OPENGL_DMABUF) += egl-headless.o
-ifeq ($(CONFIG_GTK_GL),y)
-gtk.mo-objs += gtk-gl-area.o
-else
-gtk.mo-objs += gtk-egl.o
-gtk.mo-libs += $(OPENGL_LIBS)
-endif
-endif
 
 shader.o-libs += $(OPENGL_LIBS)
 console-gl.o-libs += $(OPENGL_LIBS)
 egl-helpers.o-libs += $(OPENGL_LIBS)
+egl-context.o-libs += $(OPENGL_LIBS)
+egl-headless.o-libs += $(OPENGL_LIBS)
diff --git a/ui/console.c b/ui/console.c
index 6ab4ff3baf..a8868fc04f 100644
--- a/ui/console.c
+++ b/ui/console.c
@@ -344,14 +344,28 @@ write_err:
     goto out;
 }
 
-void qmp_screendump(const char *filename, Error **errp)
+void qmp_screendump(const char *filename, bool has_device, const char *device,
+                    bool has_head, int64_t head, Error **errp)
 {
-    QemuConsole *con = qemu_console_lookup_by_index(0);
+    QemuConsole *con;
     DisplaySurface *surface;
 
-    if (con == NULL) {
-        error_setg(errp, "There is no QemuConsole I can screendump from.");
-        return;
+    if (has_device) {
+        con = qemu_console_lookup_by_device_name(device, has_head ? head : 0,
+                                                 errp);
+        if (!con) {
+            return;
+        }
+    } else {
+        if (has_head) {
+            error_setg(errp, "'head' must be specified together with 'device'");
+            return;
+        }
+        con = qemu_console_lookup_by_index(0);
+        if (!con) {
+            error_setg(errp, "There is no console to take a screendump from");
+            return;
+        }
     }
 
     graphic_hw_update(con);
@@ -1039,8 +1053,10 @@ void console_select(unsigned int index)
                     dcl->ops->dpy_gfx_switch(dcl, s->surface);
                 }
             }
-            dpy_gfx_update(s, 0, 0, surface_width(s->surface),
-                           surface_height(s->surface));
+            if (s->surface) {
+                dpy_gfx_update(s, 0, 0, surface_width(s->surface),
+                               surface_height(s->surface));
+            }
         }
         if (ds->have_text) {
             dpy_text_resize(s, s->width, s->height);
@@ -1370,8 +1386,8 @@ DisplaySurface *qemu_create_displaysurface_guestmem(int width, int height,
     return surface;
 }
 
-static DisplaySurface *qemu_create_message_surface(int w, int h,
-                                                   const char *msg)
+DisplaySurface *qemu_create_message_surface(int w, int h,
+                                            const char *msg)
 {
     DisplaySurface *surface = qemu_create_displaysurface(w, h);
     pixman_color_t bg = color_table_rgb[0][QEMU_COLOR_BLACK];
diff --git a/ui/gtk-egl.c b/ui/gtk-egl.c
index eb86c26a1d..9390c6762e 100644
--- a/ui/gtk-egl.c
+++ b/ui/gtk-egl.c
@@ -19,6 +19,7 @@
 #include "ui/console.h"
 #include "ui/gtk.h"
 #include "ui/egl-helpers.h"
+#include "ui/shader.h"
 
 #include "sysemu/sysemu.h"
 
@@ -194,6 +195,58 @@ void gd_egl_scanout_texture(DisplayChangeListener *dcl,
                          backing_id, false);
 }
 
+void gd_egl_scanout_dmabuf(DisplayChangeListener *dcl,
+                           QemuDmaBuf *dmabuf)
+{
+#ifdef CONFIG_OPENGL_DMABUF
+    egl_dmabuf_import_texture(dmabuf);
+    if (!dmabuf->texture) {
+        return;
+    }
+
+    gd_egl_scanout_texture(dcl, dmabuf->texture,
+                           false, dmabuf->width, dmabuf->height,
+                           0, 0, dmabuf->width, dmabuf->height);
+#endif
+}
+
+void gd_egl_cursor_dmabuf(DisplayChangeListener *dcl,
+                          QemuDmaBuf *dmabuf, bool have_hot,
+                          uint32_t hot_x, uint32_t hot_y)
+{
+#ifdef CONFIG_OPENGL_DMABUF
+    VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);
+
+    if (dmabuf) {
+        egl_dmabuf_import_texture(dmabuf);
+        if (!dmabuf->texture) {
+            return;
+        }
+        egl_fb_setup_for_tex(&vc->gfx.cursor_fb, dmabuf->width, dmabuf->height,
+                             dmabuf->texture, false);
+    } else {
+        egl_fb_destroy(&vc->gfx.cursor_fb);
+    }
+#endif
+}
+
+void gd_egl_cursor_position(DisplayChangeListener *dcl,
+                            uint32_t pos_x, uint32_t pos_y)
+{
+    VirtualConsole *vc = container_of(dcl, VirtualConsole, gfx.dcl);
+
+    vc->gfx.cursor_x = pos_x;
+    vc->gfx.cursor_y = pos_y;
+}
+
+void gd_egl_release_dmabuf(DisplayChangeListener *dcl,
+                           QemuDmaBuf *dmabuf)
+{
+#ifdef CONFIG_OPENGL_DMABUF
+    egl_dmabuf_release_texture(dmabuf);
+#endif
+}
+
 void gd_egl_scanout_flush(DisplayChangeListener *dcl,
                           uint32_t x, uint32_t y, uint32_t w, uint32_t h)
 {
@@ -214,7 +267,15 @@ void gd_egl_scanout_flush(DisplayChangeListener *dcl,
     window = gtk_widget_get_window(vc->gfx.drawing_area);
     gdk_drawable_get_size(window, &ww, &wh);
     egl_fb_setup_default(&vc->gfx.win_fb, ww, wh);
-    egl_fb_blit(&vc->gfx.win_fb, &vc->gfx.guest_fb, !vc->gfx.y0_top);
+    if (vc->gfx.cursor_fb.texture) {
+        egl_texture_blit(vc->gfx.gls, &vc->gfx.win_fb, &vc->gfx.guest_fb,
+                         vc->gfx.y0_top);
+        egl_texture_blend(vc->gfx.gls, &vc->gfx.win_fb, &vc->gfx.cursor_fb,
+                          vc->gfx.y0_top,
+                          vc->gfx.cursor_x, vc->gfx.cursor_y);
+    } else {
+        egl_fb_blit(&vc->gfx.win_fb, &vc->gfx.guest_fb, !vc->gfx.y0_top);
+    }
 
     eglSwapBuffers(qemu_egl_display, vc->gfx.esurface);
 }
diff --git a/ui/gtk.c b/ui/gtk.c
index 563cff32b8..ef5bc42094 100644
--- a/ui/gtk.c
+++ b/ui/gtk.c
@@ -243,6 +243,8 @@ typedef struct VCChardev {
 #define TYPE_CHARDEV_VC "chardev-vc"
 #define VC_CHARDEV(obj) OBJECT_CHECK(VCChardev, (obj), TYPE_CHARDEV_VC)
 
+bool gtk_use_gl_area;
+
 static void gd_grab_pointer(VirtualConsole *vc, const char *reason);
 static void gd_ungrab_pointer(GtkDisplayState *s);
 static void gd_grab_keyboard(VirtualConsole *vc, const char *reason);
@@ -453,7 +455,7 @@ static void gd_update_full_redraw(VirtualConsole *vc)
     int ww, wh;
     gdk_drawable_get_size(gtk_widget_get_window(area), &ww, &wh);
 #if defined(CONFIG_GTK_GL)
-    if (vc->gfx.gls) {
+    if (vc->gfx.gls && gtk_use_gl_area) {
         gtk_gl_area_queue_render(GTK_GL_AREA(vc->gfx.drawing_area));
         return;
     }
@@ -725,7 +727,7 @@ static const DisplayChangeListenerOps dcl_gl_area_ops = {
     .dpy_gl_update           = gd_gl_area_scanout_flush,
 };
 
-#else
+#endif /* CONFIG_GTK_GL */
 
 static const DisplayChangeListenerOps dcl_egl_ops = {
     .dpy_name             = "gtk-egl",
@@ -742,10 +744,13 @@ static const DisplayChangeListenerOps dcl_egl_ops = {
     .dpy_gl_ctx_get_current  = qemu_egl_get_current_context,
     .dpy_gl_scanout_disable  = gd_egl_scanout_disable,
     .dpy_gl_scanout_texture  = gd_egl_scanout_texture,
+    .dpy_gl_scanout_dmabuf   = gd_egl_scanout_dmabuf,
+    .dpy_gl_cursor_dmabuf    = gd_egl_cursor_dmabuf,
+    .dpy_gl_cursor_position  = gd_egl_cursor_position,
+    .dpy_gl_release_dmabuf   = gd_egl_release_dmabuf,
     .dpy_gl_update           = gd_egl_scanout_flush,
 };
 
-#endif /* CONFIG_GTK_GL */
 #endif /* CONFIG_OPENGL */
 
 /** QEMU Events **/
@@ -844,13 +849,13 @@ static gboolean gd_draw_event(GtkWidget *widget, cairo_t *cr, void *opaque)
 
 #if defined(CONFIG_OPENGL)
     if (vc->gfx.gls) {
-#if defined(CONFIG_GTK_GL)
-        /* invoke render callback please */
-        return FALSE;
-#else
-        gd_egl_draw(vc);
-        return TRUE;
-#endif
+        if (gtk_use_gl_area) {
+            /* invoke render callback please */
+            return FALSE;
+        } else {
+            gd_egl_draw(vc);
+            return TRUE;
+        }
     }
 #endif
 
@@ -1993,7 +1998,7 @@ static void gd_connect_vc_gfx_signals(VirtualConsole *vc)
     g_signal_connect(vc->gfx.drawing_area, "draw",
                      G_CALLBACK(gd_draw_event), vc);
 #if defined(CONFIG_GTK_GL)
-    if (display_opengl) {
+    if (gtk_use_gl_area) {
         /* wire up GtkGlArea events */
         g_signal_connect(vc->gfx.drawing_area, "render",
                          G_CALLBACK(gd_render_event), vc);
@@ -2116,26 +2121,29 @@ static GSList *gd_vc_gfx_init(GtkDisplayState *s, VirtualConsole *vc,
 #if defined(CONFIG_OPENGL)
     if (display_opengl) {
 #if defined(CONFIG_GTK_GL)
-        vc->gfx.drawing_area = gtk_gl_area_new();
-        vc->gfx.dcl.ops = &dcl_gl_area_ops;
-#else
-        vc->gfx.drawing_area = gtk_drawing_area_new();
-        /*
-         * gtk_widget_set_double_buffered() was deprecated in 3.14.
-         * It is required for opengl rendering on X11 though.  A
-         * proper replacement (native opengl support) is only
-         * available in 3.16+.  Silence the warning if possible.
-         */
+        if (gtk_use_gl_area) {
+            vc->gfx.drawing_area = gtk_gl_area_new();
+            vc->gfx.dcl.ops = &dcl_gl_area_ops;
+        } else
+#endif /* CONFIG_GTK_GL */
+        {
+            vc->gfx.drawing_area = gtk_drawing_area_new();
+            /*
+             * gtk_widget_set_double_buffered() was deprecated in 3.14.
+             * It is required for opengl rendering on X11 though.  A
+             * proper replacement (native opengl support) is only
+             * available in 3.16+.  Silence the warning if possible.
+             */
 #ifdef CONFIG_PRAGMA_DIAGNOSTIC_AVAILABLE
 #pragma GCC diagnostic push
 #pragma GCC diagnostic ignored "-Wdeprecated-declarations"
 #endif
-        gtk_widget_set_double_buffered(vc->gfx.drawing_area, FALSE);
+            gtk_widget_set_double_buffered(vc->gfx.drawing_area, FALSE);
 #ifdef CONFIG_PRAGMA_DIAGNOSTIC_AVAILABLE
 #pragma GCC diagnostic pop
 #endif
-        vc->gfx.dcl.ops = &dcl_egl_ops;
-#endif /* CONFIG_GTK_GL */
+            vc->gfx.dcl.ops = &dcl_egl_ops;
+        }
     } else
 #endif
     {
@@ -2436,11 +2444,15 @@ static void early_gtk_display_init(DisplayOptions *opts)
     assert(opts->type == DISPLAY_TYPE_GTK);
     if (opts->has_gl && opts->gl) {
 #if defined(CONFIG_OPENGL)
-#if defined(CONFIG_GTK_GL)
-        gtk_gl_area_init();
-#else
-        gtk_egl_init();
+#if defined(CONFIG_GTK_GL) && defined(GDK_WINDOWING_WAYLAND)
+        if (GDK_IS_WAYLAND_DISPLAY(gdk_display_get_default())) {
+            gtk_use_gl_area = true;
+            gtk_gl_area_init();
+        }
 #endif
+        {
+            gtk_egl_init();
+        }
 #endif
     }
 
diff --git a/ui/spice-display.c b/ui/spice-display.c
index 98ccdfb687..fe734821dd 100644
--- a/ui/spice-display.c
+++ b/ui/spice-display.c
@@ -26,20 +26,8 @@
 
 #include "ui/spice-display.h"
 
-static int debug = 0;
 bool spice_opengl;
 
-static void GCC_FMT_ATTR(2, 3) dprint(int level, const char *fmt, ...)
-{
-    va_list args;
-
-    if (level <= debug) {
-        va_start(args, fmt);
-        vfprintf(stderr, fmt, args);
-        va_end(args);
-    }
-}
-
 int qemu_spice_rect_is_empty(const QXLRect* r)
 {
     return r->top == r->bottom || r->left == r->right;
@@ -322,8 +310,6 @@ void qemu_spice_create_host_memslot(SimpleSpiceDisplay *ssd)
 {
     QXLDevMemSlot memslot;
 
-    dprint(1, "%s/%d:\n", __func__, ssd->qxl.id);
-
     memset(&memslot, 0, sizeof(memslot));
     memslot.slot_group_id = MEMSLOT_GROUP_HOST;
     memslot.virt_end = ~0;
@@ -347,10 +333,6 @@ void qemu_spice_create_host_primary(SimpleSpiceDisplay *ssd)
         ssd->buf = g_malloc(ssd->bufsize);
     }
 
-    dprint(1, "%s/%d: %ux%u (size %" PRIu64 "/%d)\n", __func__, ssd->qxl.id,
-           surface_width(ssd->ds), surface_height(ssd->ds),
-           surface_size, ssd->bufsize);
-
     surface.format     = SPICE_SURFACE_FMT_32_xRGB;
     surface.width      = surface_width(ssd->ds);
     surface.height     = surface_height(ssd->ds);
@@ -366,8 +348,6 @@ void qemu_spice_create_host_primary(SimpleSpiceDisplay *ssd)
 
 void qemu_spice_destroy_host_primary(SimpleSpiceDisplay *ssd)
 {
-    dprint(1, "%s/%d:\n", __func__, ssd->qxl.id);
-
     qemu_spice_destroy_primary_surface(ssd, 0, QXL_SYNC);
 }
 
@@ -389,8 +369,7 @@ void qemu_spice_display_update(SimpleSpiceDisplay *ssd,
 {
     QXLRect update_area;
 
-    dprint(2, "%s/%d: x %d y %d w %d h %d\n", __func__,
-           ssd->qxl.id, x, y, w, h);
+    trace_qemu_spice_display_update(ssd->qxl.id, x, y, w, h);
     update_area.left = x,
     update_area.right = x + w;
     update_area.top = y;
@@ -413,8 +392,10 @@ void qemu_spice_display_switch(SimpleSpiceDisplay *ssd,
         surface_height(surface) == pixman_image_get_height(ssd->surface) &&
         surface_format(surface) == pixman_image_get_format(ssd->surface)) {
         /* no-resize fast path: just swap backing store */
-        dprint(1, "%s/%d: fast (%dx%d)\n", __func__, ssd->qxl.id,
-               surface_width(surface), surface_height(surface));
+        trace_qemu_spice_display_surface(ssd->qxl.id,
+                                         surface_width(surface),
+                                         surface_height(surface),
+                                         true);
         qemu_mutex_lock(&ssd->lock);
         ssd->ds = surface;
         pixman_image_unref(ssd->surface);
@@ -427,11 +408,10 @@ void qemu_spice_display_switch(SimpleSpiceDisplay *ssd,
     }
 
     /* full mode switch */
-    dprint(1, "%s/%d: full (%dx%d -> %dx%d)\n", __func__, ssd->qxl.id,
-           ssd->surface ? pixman_image_get_width(ssd->surface)  : 0,
-           ssd->surface ? pixman_image_get_height(ssd->surface) : 0,
-           surface ? surface_width(surface)  : 0,
-           surface ? surface_height(surface) : 0);
+    trace_qemu_spice_display_surface(ssd->qxl.id,
+                                     surface ? surface_width(surface)  : 0,
+                                     surface ? surface_height(surface) : 0,
+                                     false);
 
     memset(&ssd->dirty, 0, sizeof(ssd->dirty));
     if (ssd->surface) {
@@ -495,7 +475,6 @@ void qemu_spice_cursor_refresh_bh(void *opaque)
 
 void qemu_spice_display_refresh(SimpleSpiceDisplay *ssd)
 {
-    dprint(3, "%s/%d:\n", __func__, ssd->qxl.id);
     graphic_hw_update(ssd->dcl.con);
 
     qemu_mutex_lock(&ssd->lock);
@@ -505,10 +484,10 @@ void qemu_spice_display_refresh(SimpleSpiceDisplay *ssd)
     }
     qemu_mutex_unlock(&ssd->lock);
 
+    trace_qemu_spice_display_refresh(ssd->qxl.id, ssd->notify);
     if (ssd->notify) {
         ssd->notify = 0;
         qemu_spice_wakeup(ssd);
-        dprint(2, "%s/%d: notify\n", __func__, ssd->qxl.id);
     }
 }
 
@@ -516,21 +495,17 @@ void qemu_spice_display_refresh(SimpleSpiceDisplay *ssd)
 
 static void interface_attach_worker(QXLInstance *sin, QXLWorker *qxl_worker)
 {
-    SimpleSpiceDisplay *ssd = container_of(sin, SimpleSpiceDisplay, qxl);
-
-    dprint(1, "%s/%d:\n", __func__, ssd->qxl.id);
+    /* nothing to do */
 }
 
 static void interface_set_compression_level(QXLInstance *sin, int level)
 {
-    dprint(1, "%s/%d:\n", __func__, sin->id);
     /* nothing to do */
 }
 
 #if SPICE_NEEDS_SET_MM_TIME
 static void interface_set_mm_time(QXLInstance *sin, uint32_t mm_time)
 {
-    dprint(3, "%s/%d:\n", __func__, sin->id);
     /* nothing to do */
 }
 #endif
@@ -554,8 +529,6 @@ static int interface_get_command(QXLInstance *sin, QXLCommandExt *ext)
     SimpleSpiceUpdate *update;
     int ret = false;
 
-    dprint(3, "%s/%d:\n", __func__, ssd->qxl.id);
-
     qemu_mutex_lock(&ssd->lock);
     update = QTAILQ_FIRST(&ssd->updates);
     if (update != NULL) {
@@ -570,7 +543,6 @@ static int interface_get_command(QXLInstance *sin, QXLCommandExt *ext)
 
 static int interface_req_cmd_notification(QXLInstance *sin)
 {
-    dprint(2, "%s/%d:\n", __func__, sin->id);
     return 1;
 }
 
@@ -582,7 +554,6 @@ static void interface_release_resource(QXLInstance *sin,
     SimpleSpiceCursor *cursor;
     QXLCommandExt *ext;
 
-    dprint(2, "%s/%d:\n", __func__, ssd->qxl.id);
     ext = (void *)(intptr_t)(rext.info->id);
     switch (ext->cmd.type) {
     case QXL_CMD_DRAW:
@@ -603,8 +574,6 @@ static int interface_get_cursor_command(QXLInstance *sin, QXLCommandExt *ext)
     SimpleSpiceDisplay *ssd = container_of(sin, SimpleSpiceDisplay, qxl);
     int ret;
 
-    dprint(3, "%s/%d:\n", __func__, ssd->qxl.id);
-
     qemu_mutex_lock(&ssd->lock);
     if (ssd->ptr_define) {
         *ext = ssd->ptr_define->ext;
@@ -623,7 +592,6 @@ static int interface_get_cursor_command(QXLInstance *sin, QXLCommandExt *ext)
 
 static int interface_req_cursor_notification(QXLInstance *sin)
 {
-    dprint(2, "%s:\n", __func__);
     return 1;
 }
 
@@ -680,7 +648,7 @@ static void interface_set_client_capabilities(QXLInstance *sin,
                                               uint8_t client_present,
                                               uint8_t caps[58])
 {
-    dprint(3, "%s:\n", __func__);
+    /* nothing to do */
 }
 
 static int interface_client_monitors_config(QXLInstance *sin,
@@ -705,9 +673,9 @@ static int interface_client_monitors_config(QXLInstance *sin,
         info.width  = mc->monitors[head].width;
         info.height = mc->monitors[head].height;
     }
+
+    trace_qemu_spice_ui_info(ssd->qxl.id, info.width, info.height);
     dpy_set_ui_info(ssd->dcl.con, &info);
-    dprint(1, "%s/%d: size %dx%d\n", __func__, ssd->qxl.id,
-           info.width, info.height);
     return 1;
 }
 
@@ -902,9 +870,10 @@ static void spice_gl_switch(DisplayChangeListener *dcl,
             return;
         }
 
-        dprint(1, "%s: %dx%d (stride %d/%d, fourcc 0x%x)\n", __func__,
-               surface_width(ssd->ds), surface_height(ssd->ds),
-               surface_stride(ssd->ds), stride, fourcc);
+        trace_qemu_spice_gl_surface(ssd->qxl.id,
+                                    surface_width(ssd->ds),
+                                    surface_height(ssd->ds),
+                                    fourcc);
 
         /* note: spice server will close the fd */
         spice_qxl_gl_scanout(&ssd->qxl, fd,
@@ -932,7 +901,7 @@ static void qemu_spice_gl_scanout_disable(DisplayChangeListener *dcl)
 {
     SimpleSpiceDisplay *ssd = container_of(dcl, SimpleSpiceDisplay, dcl);
 
-    dprint(1, "%s: no framebuffer\n", __func__);
+    trace_qemu_spice_gl_scanout_disable(ssd->qxl.id);
     spice_qxl_gl_scanout(&ssd->qxl, -1, 0, 0, 0, 0, false);
     qemu_spice_gl_monitor_config(ssd, 0, 0, 0, 0);
     ssd->have_surface = false;
@@ -957,8 +926,7 @@ static void qemu_spice_gl_scanout_texture(DisplayChangeListener *dcl,
         fprintf(stderr, "%s: failed to get fd for texture\n", __func__);
         return;
     }
-    dprint(1, "%s: %dx%d (stride %d, fourcc 0x%x)\n", __func__,
-           w, h, stride, fourcc);
+    trace_qemu_spice_gl_scanout_texture(ssd->qxl.id, w, h, fourcc);
 
     /* note: spice server will close the fd */
     spice_qxl_gl_scanout(&ssd->qxl, fd, backing_width, backing_height,
@@ -968,17 +936,133 @@ static void qemu_spice_gl_scanout_texture(DisplayChangeListener *dcl,
     ssd->have_scanout = true;
 }
 
+static void qemu_spice_gl_scanout_dmabuf(DisplayChangeListener *dcl,
+                                         QemuDmaBuf *dmabuf)
+{
+    SimpleSpiceDisplay *ssd = container_of(dcl, SimpleSpiceDisplay, dcl);
+
+    ssd->guest_dmabuf = dmabuf;
+    ssd->guest_dmabuf_refresh = true;
+
+    ssd->have_surface = false;
+    ssd->have_scanout = true;
+}
+
+static void qemu_spice_gl_cursor_dmabuf(DisplayChangeListener *dcl,
+                                        QemuDmaBuf *dmabuf, bool have_hot,
+                                        uint32_t hot_x, uint32_t hot_y)
+{
+    SimpleSpiceDisplay *ssd = container_of(dcl, SimpleSpiceDisplay, dcl);
+
+    ssd->have_hot = have_hot;
+    ssd->hot_x = hot_x;
+    ssd->hot_y = hot_y;
+
+    trace_qemu_spice_gl_cursor(ssd->qxl.id, dmabuf != NULL, have_hot);
+    if (dmabuf) {
+        egl_dmabuf_import_texture(dmabuf);
+        if (!dmabuf->texture) {
+            return;
+        }
+        egl_fb_setup_for_tex(&ssd->cursor_fb, dmabuf->width, dmabuf->height,
+                             dmabuf->texture, false);
+    } else {
+        egl_fb_destroy(&ssd->cursor_fb);
+    }
+}
+
+static void qemu_spice_gl_cursor_position(DisplayChangeListener *dcl,
+                                          uint32_t pos_x, uint32_t pos_y)
+{
+    SimpleSpiceDisplay *ssd = container_of(dcl, SimpleSpiceDisplay, dcl);
+
+    ssd->ptr_x = pos_x;
+    ssd->ptr_y = pos_y;
+}
+
+static void qemu_spice_gl_release_dmabuf(DisplayChangeListener *dcl,
+                                         QemuDmaBuf *dmabuf)
+{
+    SimpleSpiceDisplay *ssd = container_of(dcl, SimpleSpiceDisplay, dcl);
+
+    if (ssd->guest_dmabuf == dmabuf) {
+        ssd->guest_dmabuf = NULL;
+        ssd->guest_dmabuf_refresh = false;
+    }
+    egl_dmabuf_release_texture(dmabuf);
+}
+
 static void qemu_spice_gl_update(DisplayChangeListener *dcl,
                                  uint32_t x, uint32_t y, uint32_t w, uint32_t h)
 {
     SimpleSpiceDisplay *ssd = container_of(dcl, SimpleSpiceDisplay, dcl);
+    EGLint stride = 0, fourcc = 0;
+    bool render_cursor = false;
+    bool y_0_top = false; /* FIXME */
     uint64_t cookie;
+    int fd;
 
     if (!ssd->have_scanout) {
         return;
     }
 
-    dprint(2, "%s: %dx%d+%d+%d\n", __func__, w, h, x, y);
+    if (ssd->cursor_fb.texture) {
+        render_cursor = true;
+    }
+    if (ssd->render_cursor != render_cursor) {
+        ssd->render_cursor = render_cursor;
+        ssd->guest_dmabuf_refresh = true;
+        egl_fb_destroy(&ssd->blit_fb);
+    }
+
+    if (ssd->guest_dmabuf_refresh) {
+        QemuDmaBuf *dmabuf = ssd->guest_dmabuf;
+        if (render_cursor) {
+            egl_dmabuf_import_texture(dmabuf);
+            if (!dmabuf->texture) {
+                return;
+            }
+
+            /* source framebuffer */
+            egl_fb_setup_for_tex(&ssd->guest_fb,
+                                 dmabuf->width, dmabuf->height,
+                                 dmabuf->texture, false);
+
+            /* dest framebuffer */
+            if (ssd->blit_fb.width  != dmabuf->width ||
+                ssd->blit_fb.height != dmabuf->height) {
+                trace_qemu_spice_gl_render_dmabuf(ssd->qxl.id, dmabuf->width,
+                                                  dmabuf->height);
+                egl_fb_destroy(&ssd->blit_fb);
+                egl_fb_setup_new_tex(&ssd->blit_fb,
+                                     dmabuf->width, dmabuf->height);
+                fd = egl_get_fd_for_texture(ssd->blit_fb.texture,
+                                            &stride, &fourcc);
+                spice_qxl_gl_scanout(&ssd->qxl, fd,
+                                     dmabuf->width, dmabuf->height,
+                                     stride, fourcc, false);
+            }
+        } else {
+            trace_qemu_spice_gl_forward_dmabuf(ssd->qxl.id,
+                                               dmabuf->width, dmabuf->height);
+            /* note: spice server will close the fd, so hand over a dup */
+            spice_qxl_gl_scanout(&ssd->qxl, dup(dmabuf->fd),
+                                 dmabuf->width, dmabuf->height,
+                                 dmabuf->stride, dmabuf->fourcc, false);
+        }
+        qemu_spice_gl_monitor_config(ssd, 0, 0, dmabuf->width, dmabuf->height);
+        ssd->guest_dmabuf_refresh = false;
+    }
+
+    if (render_cursor) {
+        egl_texture_blit(ssd->gls, &ssd->blit_fb, &ssd->guest_fb,
+                         !y_0_top);
+        egl_texture_blend(ssd->gls, &ssd->blit_fb, &ssd->cursor_fb,
+                          !y_0_top, ssd->ptr_x, ssd->ptr_y);
+        glFlush();
+    }
+
+    trace_qemu_spice_gl_update(ssd->qxl.id, w, h, x, y);
     qemu_spice_gl_block(ssd, true);
     cookie = (uintptr_t)qxl_cookie_new(QXL_COOKIE_TYPE_GL_DRAW_DONE, 0);
     spice_qxl_gl_draw_async(&ssd->qxl, x, y, w, h, cookie);
@@ -1000,6 +1084,10 @@ static const DisplayChangeListenerOps display_listener_gl_ops = {
 
     .dpy_gl_scanout_disable  = qemu_spice_gl_scanout_disable,
     .dpy_gl_scanout_texture  = qemu_spice_gl_scanout_texture,
+    .dpy_gl_scanout_dmabuf   = qemu_spice_gl_scanout_dmabuf,
+    .dpy_gl_cursor_dmabuf    = qemu_spice_gl_cursor_dmabuf,
+    .dpy_gl_cursor_position  = qemu_spice_gl_cursor_position,
+    .dpy_gl_release_dmabuf   = qemu_spice_gl_release_dmabuf,
     .dpy_gl_update           = qemu_spice_gl_update,
 };
 
diff --git a/ui/trace-events b/ui/trace-events
index 861b68a305..a957f363f1 100644
--- a/ui/trace-events
+++ b/ui/trace-events
@@ -75,6 +75,18 @@ qemu_spice_create_primary_surface(int qid, uint32_t sid, void *surface, int asyn
 qemu_spice_destroy_primary_surface(int qid, uint32_t sid, int async) "%d sid=%u async=%d"
 qemu_spice_wakeup(uint32_t qid) "%d"
 qemu_spice_create_update(uint32_t left, uint32_t right, uint32_t top, uint32_t bottom) "lr %d -> %d,  tb -> %d -> %d"
+qemu_spice_display_update(int qid, uint32_t x, uint32_t y, uint32_t w, uint32_t h) "%d +%d+%d %dx%d"
+qemu_spice_display_surface(int qid, uint32_t w, uint32_t h, int fast) "%d %dx%d, fast %d"
+qemu_spice_display_refresh(int qid, int notify) "%d notify %d"
+qemu_spice_ui_info(int qid, uint32_t width, uint32_t height) "%d %dx%d"
+
+qemu_spice_gl_surface(int qid, uint32_t w, uint32_t h, uint32_t fourcc) "%d %dx%d, fourcc 0x%x"
+qemu_spice_gl_scanout_disable(int qid) "%d"
+qemu_spice_gl_scanout_texture(int qid, uint32_t w, uint32_t h, uint32_t fourcc) "%d %dx%d, fourcc 0x%x"
+qemu_spice_gl_cursor(int qid, bool enabled, bool hotspot) "%d enabled %d, hotspot %d"
+qemu_spice_gl_forward_dmabuf(int qid, uint32_t width, uint32_t height) "%d %dx%d"
+qemu_spice_gl_render_dmabuf(int qid, uint32_t width, uint32_t height) "%d %dx%d"
+qemu_spice_gl_update(int qid, uint32_t x, uint32_t y, uint32_t w, uint32_t h) "%d +%d+%d %dx%d"
 
 # ui/keymaps.c
 keymap_parse(const char *file) "file %s"
diff --git a/ui/vnc.c b/ui/vnc.c
index 13c28cabb0..e164eb798c 100644
--- a/ui/vnc.c
+++ b/ui/vnc.c
@@ -746,9 +746,19 @@ static void vnc_update_server_surface(VncDisplay *vd)
 static void vnc_dpy_switch(DisplayChangeListener *dcl,
                            DisplaySurface *surface)
 {
+    static const char placeholder_msg[] =
+        "Display output is not active.";
+    static DisplaySurface *placeholder;
     VncDisplay *vd = container_of(dcl, VncDisplay, dcl);
     VncState *vs;
 
+    if (surface == NULL) {
+        if (placeholder == NULL) {
+            placeholder = qemu_create_message_surface(640, 480, placeholder_msg);
+        }
+        surface = placeholder;
+    }
+
     vnc_abort_display_jobs(vd);
     vd->ds = surface;
 
diff --git a/util/coroutine-ucontext.c b/util/coroutine-ucontext.c
index 926d3402e3..090ba21a13 100644
--- a/util/coroutine-ucontext.c
+++ b/util/coroutine-ucontext.c
@@ -170,7 +170,7 @@ Coroutine *qemu_coroutine_new(void)
 }
 
 #ifdef CONFIG_VALGRIND_H
-#ifdef CONFIG_PRAGMA_DIAGNOSTIC_AVAILABLE
+#if defined(CONFIG_PRAGMA_DIAGNOSTIC_AVAILABLE) && !defined(__clang__)
 /* Work around an unused variable in the valgrind.h macro... */
 #pragma GCC diagnostic push
 #pragma GCC diagnostic ignored "-Wunused-but-set-variable"
@@ -179,7 +179,7 @@ static inline void valgrind_stack_deregister(CoroutineUContext *co)
 {
     VALGRIND_STACK_DEREGISTER(co->valgrind_stack_id);
 }
-#ifdef CONFIG_PRAGMA_DIAGNOSTIC_AVAILABLE
+#if defined(CONFIG_PRAGMA_DIAGNOSTIC_AVAILABLE) && !defined(__clang__)
 #pragma GCC diagnostic pop
 #endif
 #endif