randr: send RRResourceChangeNotify event

Send RRResourceChangeNotify event when provider, output or crtc was created or
destroyed. I.e. when the list of resources returned by RRGetScreenResources and
RRGetProviders changes.

Reviewed-by: Dave Airlie <airlied@redhat.com>
Signed-off-by: Michal Srb <msrb@suse.com>
Signed-off-by: Keith Packard <keithp@keithp.com>

1 files changed, 5 insertions, 0 deletions

diff --git a/hw/xfree86/common/xf86platformBus.c b/hw/xfree86/common/xf86platformBus.c
index e368deeb8..33b2b7dd8 100644
--- a/hw/xfree86/common/xf86platformBus.c
+++ b/hw/xfree86/common/xf86platformBus.c
@@ -466,6 +466,9 @@ xf86platformAddDevice(int index)
    /* attach unbound to 0 protocol screen */
    AttachUnboundGPU(xf86Screens[0]->pScreen, xf86GPUScreens[i]->pScreen);
 
+   RRResourcesChanged(xf86Screens[0]->pScreen);
+   RRTellChanged(xf86Screens[0]->pScreen);
+
    return 0;
 }
 
@@ -508,6 +511,8 @@ xf86platformRemoveDevice(int index)
     xf86UnclaimPlatformSlot(&xf86_platform_devices[index], NULL);
 
     xf86_remove_platform_device(index);
+
+    RRResourcesChanged(xf86Screens[0]->pScreen);
     RRTellChanged(xf86Screens[0]->pScreen);
  out:
     return;