console: zap ds arg from register_displaychangelistener

We don't have multiple DisplayStates any more,
so passing it in as argument is not needed.
Signed-off-by: NGerd Hoffmann <kraxel@redhat.com>

hw/display/qxl.c

@@ -2058,7 +2058,6 @@ static int qxl_init_primary(PCIDevice *dev)
     PCIQXLDevice *qxl = DO_UPCAST(PCIQXLDevice, pci, dev);
     VGACommonState *vga = &qxl->vga;
     PortioList *qxl_vga_port_list = g_new(PortioList, 1);
-    DisplayState *ds;
     int rc;
 
     qxl->id = 0;
@@ -2079,8 +2078,7 @@ static int qxl_init_primary(PCIDevice *dev)
 
     qxl->ssd.dcl.ops = &display_listener_ops;
     qxl->ssd.dcl.con = vga->con;
-    ds = qemu_console_displaystate(vga->con);
-    register_displaychangelistener(ds, &qxl->ssd.dcl);
+    register_displaychangelistener(&qxl->ssd.dcl);
     return rc;
 }
 

include/ui/console.h

@@ -208,8 +208,7 @@ static inline int is_buffer_shared(DisplaySurface *surface)
     return !(surface->flags & QEMU_ALLOCATED_FLAG);
 }
 
-void register_displaychangelistener(DisplayState *ds,
-                                    DisplayChangeListener *dcl);
+void register_displaychangelistener(DisplayChangeListener *dcl);
 void update_displaychangelistener(DisplayChangeListener *dcl,
                                   uint64_t interval);
 void unregister_displaychangelistener(DisplayChangeListener *dcl);

ui/cocoa.m

@@ -1030,7 +1030,7 @@ void cocoa_display_init(DisplayState *ds, int full_screen)
 
     // register vga output callbacks
     dcl->ops = &dcl_ops;
-    register_displaychangelistener(ds, dcl);
+    register_displaychangelistener(dcl);
 
     // register cleanup function
     atexit(cocoa_cleanup);

ui/console.c

@@ -178,6 +178,7 @@ static int nb_consoles = 0;
 
 static void text_console_do_init(CharDriverState *chr, DisplayState *ds);
 static void dpy_refresh(DisplayState *s);
+static DisplayState *get_alloc_displaystate(void);
 
 static void gui_update(void *opaque)
 {
@@ -1309,15 +1310,14 @@ void qemu_free_displaysurface(DisplaySurface *surface)
     g_free(surface);
 }
 
-void register_displaychangelistener(DisplayState *ds,
-                                    DisplayChangeListener *dcl)
+void register_displaychangelistener(DisplayChangeListener *dcl)
 {
     QemuConsole *con;
 
     trace_displaychangelistener_register(dcl, dcl->ops->dpy_name);
-    dcl->ds = ds;
-    QLIST_INSERT_HEAD(&ds->listeners, dcl, next);
-    gui_setup_refresh(ds);
+    dcl->ds = get_alloc_displaystate();
+    QLIST_INSERT_HEAD(&dcl->ds->listeners, dcl, next);
+    gui_setup_refresh(dcl->ds);
     if (dcl->con) {
         dcl->con->dcls++;
         con = dcl->con;

ui/curses.c

@@ -359,7 +359,7 @@ void curses_display_init(DisplayState *ds, int full_screen)
 
     dcl = (DisplayChangeListener *) g_malloc0(sizeof(DisplayChangeListener));
     dcl->ops = &dcl_ops;
-    register_displaychangelistener(ds, dcl);
+    register_displaychangelistener(dcl);
 
     invalidate = 1;
 }

ui/gtk.c

@@ -1470,7 +1470,7 @@ void gtk_display_init(DisplayState *ds)
 
     gtk_widget_show_all(s->window);
 
-    register_displaychangelistener(ds, &s->dcl);
+    register_displaychangelistener(&s->dcl);
 
     global_state = s;
 }

ui/sdl.c

@@ -937,7 +937,7 @@ void sdl_display_init(DisplayState *ds, int full_screen, int no_frame)
 
     dcl = g_malloc0(sizeof(DisplayChangeListener));
     dcl->ops = &dcl_ops;
-    register_displaychangelistener(ds, dcl);
+    register_displaychangelistener(dcl);
 
     mouse_mode_notifier.notify = sdl_mouse_mode_change;
     qemu_add_mouse_mode_change_notifier(&mouse_mode_notifier);

ui/spice-display.c

@@ -625,7 +625,7 @@ void qemu_spice_display_init(DisplayState *ds)
 
     ssd->dcl.ops = &display_listener_ops;
     ssd->dcl.con = qemu_console_lookup_by_index(0);
-    register_displaychangelistener(ds, &ssd->dcl);
+    register_displaychangelistener(&ssd->dcl);
 
     qemu_spice_create_host_primary(ssd);
 }

ui/vnc.c

@@ -2832,7 +2832,7 @@ void vnc_display_init(DisplayState *ds)
     vnc_start_worker_thread();
 
     vs->dcl.ops = &dcl_ops;
-    register_displaychangelistener(ds, &vs->dcl);
+    register_displaychangelistener(&vs->dcl);
 }