vga: build qxl as module

First step in making spice support modular.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Message-id: 20200624131045.14512-8-kraxel@redhat.com

hw/Makefile.objs

@@ -43,5 +43,6 @@ devices-dirs-y += smbios/
 endif
 
 common-obj-y += $(devices-dirs-y)
+common-obj-m += display/
 common-obj-m += usb/
 obj-y += $(devices-dirs-y)

hw/display/Makefile.objs

@@ -44,7 +44,10 @@ common-obj-$(CONFIG_ARTIST) += artist.o
 
 obj-$(CONFIG_VGA) += vga.o
 
-common-obj-$(CONFIG_QXL) += qxl.o qxl-logger.o qxl-render.o
+ifeq ($(CONFIG_QXL),y)
+common-obj-m += qxl.mo
+qxl.mo-objs = qxl.o qxl-logger.o qxl-render.o
+endif
 
 obj-$(CONFIG_VIRTIO_GPU) += virtio-gpu-base.o virtio-gpu.o virtio-gpu-3d.o
 obj-$(CONFIG_VHOST_USER_GPU) += vhost-user-gpu.o

util/module.c

@@ -264,6 +264,8 @@ static struct {
     { "ccid-card-passthru",    "hw-", "usb-smartcard"         },
     { "ccid-card-emulated",    "hw-", "usb-smartcard"         },
     { "usb-redir",             "hw-", "usb-redirect"          },
+    { "qxl-vga",               "hw-", "display-qxl"           },
+    { "qxl",                   "hw-", "display-qxl"           },
 };
 
 static bool module_loaded_qom_all;