[Qemu-devel] [PATCH for-3.1 09/10] hw/s390x: Move virtio-ccw-gpu code to a separate file

[Thomas Huth <thuth@redhat.com>]

The code should only be enabled if CONFIG_VIRTIO_GPU has been set. This
can be done best if the code resides in a separate file.

Signed-off-by: Thomas Huth <thuth@redhat.com>
---
 hw/s390x/Makefile.objs    |  1 +
 hw/s390x/virtio-ccw-gpu.c | 67 +++++++++++++++++++++++++++++++++++++++++++++++
 hw/s390x/virtio-ccw.c     | 47 ---------------------------------
 3 files changed, 68 insertions(+), 47 deletions(-)
 create mode 100644 hw/s390x/virtio-ccw-gpu.c

diff --git a/hw/s390x/Makefile.objs b/hw/s390x/Makefile.objs
index f1c058e..9c858c1 100644
--- a/hw/s390x/Makefile.objs
+++ b/hw/s390x/Makefile.objs
@@ -13,6 +13,7 @@ obj-$(CONFIG_VIRTIO_BALLOON) += virtio-ccw-balloon.o
 obj-$(CONFIG_VIRTIO_SCSI) += virtio-ccw-scsi.o
 obj-$(CONFIG_VIRTIO_RNG) += virtio-ccw-rng.o
 obj-$(CONFIG_VIRTIO_CRYPTO) += virtio-ccw-crypto.o
+obj-$(CONFIG_VIRTIO_GPU) += virtio-ccw-gpu.o
 obj-$(call land,$(CONFIG_VIRTIO_9P),$(CONFIG_VIRTFS)) += virtio-ccw-9p.o
 obj-$(CONFIG_VHOST_VSOCK) += vhost-vsock-ccw.o
 obj-y += css-bridge.o
diff --git a/hw/s390x/virtio-ccw-gpu.c b/hw/s390x/virtio-ccw-gpu.c
new file mode 100644
index 0000000..71869b7
--- /dev/null
+++ b/hw/s390x/virtio-ccw-gpu.c
@@ -0,0 +1,67 @@
+/*
+ * virtio ccw gpu implementation
+ *
+ * Copyright 2012, 2015 IBM Corp.
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2 or (at
+ * your option) any later version. See the COPYING file in the top-level
+ * directory.
+ */
+
+#include "qemu/osdep.h"
+#include "hw/virtio/virtio.h"
+#include "qapi/error.h"
+#include "virtio-ccw.h"
+
+static void virtio_ccw_gpu_realize(VirtioCcwDevice *ccw_dev, Error **errp)
+{
+    VirtIOGPUCcw *dev = VIRTIO_GPU_CCW(ccw_dev);
+    DeviceState *vdev = DEVICE(&dev->vdev);
+
+    qdev_set_parent_bus(vdev, BUS(&ccw_dev->bus));
+    object_property_set_bool(OBJECT(vdev), true, "realized", errp);
+}
+
+static void virtio_ccw_gpu_instance_init(Object *obj)
+{
+    VirtIOGPUCcw *dev = VIRTIO_GPU_CCW(obj);
+    VirtioCcwDevice *ccw_dev = VIRTIO_CCW_DEVICE(obj);
+
+    ccw_dev->force_revision_1 = true;
+    virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev),
+                                TYPE_VIRTIO_GPU);
+}
+
+static Property virtio_ccw_gpu_properties[] = {
+    DEFINE_PROP_BIT("ioeventfd", VirtioCcwDevice, flags,
+                    VIRTIO_CCW_FLAG_USE_IOEVENTFD_BIT, true),
+    DEFINE_PROP_UINT32("max_revision", VirtioCcwDevice, max_rev,
+                       VIRTIO_CCW_MAX_REV),
+    DEFINE_PROP_END_OF_LIST(),
+};
+
+static void virtio_ccw_gpu_class_init(ObjectClass *klass, void *data)
+{
+    DeviceClass *dc = DEVICE_CLASS(klass);
+    VirtIOCCWDeviceClass *k = VIRTIO_CCW_DEVICE_CLASS(klass);
+
+    k->realize = virtio_ccw_gpu_realize;
+    dc->props = virtio_ccw_gpu_properties;
+    dc->hotpluggable = false;
+    set_bit(DEVICE_CATEGORY_DISPLAY, dc->categories);
+}
+
+static const TypeInfo virtio_ccw_gpu = {
+    .name          = TYPE_VIRTIO_GPU_CCW,
+    .parent        = TYPE_VIRTIO_CCW_DEVICE,
+    .instance_size = sizeof(VirtIOGPUCcw),
+    .instance_init = virtio_ccw_gpu_instance_init,
+    .class_init    = virtio_ccw_gpu_class_init,
+};
+
+static void virtio_ccw_gpu_register(void)
+{
+    type_register_static(&virtio_ccw_gpu);
+}
+
+type_init(virtio_ccw_gpu_register)
diff --git a/hw/s390x/virtio-ccw.c b/hw/s390x/virtio-ccw.c
index eff4214..f2aabb3 100644
--- a/hw/s390x/virtio-ccw.c
+++ b/hw/s390x/virtio-ccw.c
@@ -811,15 +811,6 @@ static void virtio_ccw_blk_instance_init(Object *obj)
                               "bootindex", &error_abort);
 }
 
-static void virtio_ccw_gpu_realize(VirtioCcwDevice *ccw_dev, Error **errp)
-{
-    VirtIOGPUCcw *dev = VIRTIO_GPU_CCW(ccw_dev);
-    DeviceState *vdev = DEVICE(&dev->vdev);
-
-    qdev_set_parent_bus(vdev, BUS(&ccw_dev->bus));
-    object_property_set_bool(OBJECT(vdev), true, "realized", errp);
-}
-
 static void virtio_ccw_input_realize(VirtioCcwDevice *ccw_dev, Error **errp)
 {
     VirtIOInputCcw *dev = VIRTIO_INPUT_CCW(ccw_dev);
@@ -1255,43 +1246,6 @@ static const TypeInfo virtio_ccw_blk = {
     .class_init    = virtio_ccw_blk_class_init,
 };
 
-static Property virtio_ccw_gpu_properties[] = {
-    DEFINE_PROP_BIT("ioeventfd", VirtioCcwDevice, flags,
-                    VIRTIO_CCW_FLAG_USE_IOEVENTFD_BIT, true),
-    DEFINE_PROP_UINT32("max_revision", VirtioCcwDevice, max_rev,
-                       VIRTIO_CCW_MAX_REV),
-    DEFINE_PROP_END_OF_LIST(),
-};
-
-static void virtio_ccw_gpu_instance_init(Object *obj)
-{
-    VirtIOGPUCcw *dev = VIRTIO_GPU_CCW(obj);
-    VirtioCcwDevice *ccw_dev = VIRTIO_CCW_DEVICE(obj);
-
-    ccw_dev->force_revision_1 = true;
-    virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev),
-                                TYPE_VIRTIO_GPU);
-}
-
-static void virtio_ccw_gpu_class_init(ObjectClass *klass, void *data)
-{
-    DeviceClass *dc = DEVICE_CLASS(klass);
-    VirtIOCCWDeviceClass *k = VIRTIO_CCW_DEVICE_CLASS(klass);
-
-    k->realize = virtio_ccw_gpu_realize;
-    dc->props = virtio_ccw_gpu_properties;
-    dc->hotpluggable = false;
-    set_bit(DEVICE_CATEGORY_DISPLAY, dc->categories);
-}
-
-static const TypeInfo virtio_ccw_gpu = {
-    .name          = TYPE_VIRTIO_GPU_CCW,
-    .parent        = TYPE_VIRTIO_CCW_DEVICE,
-    .instance_size = sizeof(VirtIOGPUCcw),
-    .instance_init = virtio_ccw_gpu_instance_init,
-    .class_init    = virtio_ccw_gpu_class_init,
-};
-
 static Property virtio_ccw_input_properties[] = {
     DEFINE_PROP_BIT("ioeventfd", VirtioCcwDevice, flags,
                     VIRTIO_CCW_FLAG_USE_IOEVENTFD_BIT, true),
@@ -1467,7 +1421,6 @@ static void virtio_ccw_register(void)
     type_register_static(&virtio_ccw_device_info);
     type_register_static(&virtio_ccw_blk);
     type_register_static(&virtio_ccw_net);
-    type_register_static(&virtio_ccw_gpu);
     type_register_static(&virtio_ccw_input);
     type_register_static(&virtio_ccw_input_hid);
     type_register_static(&virtio_ccw_keyboard);
-- 
1.8.3.1