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virtio-balloon-pci: switch to the new API.

Browse source 
Here the virtio-balloon-pci is modified for the new API. The device
virtio-balloon-pci extends virtio-pci. It creates and connects a
virtio-balloon during the init. The properties are not changed.

Signed-off-by: KONRAD Frederic <fred.konrad@greensocs.com>
Reviewed-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Tested-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Message-id: 1364377755-15508-3-git-send-email-fred.konrad@greensocs.com
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
This commit is contained in:
KONRAD Frederic 2013-03-27 10:49:11 +01:00 committed by Anthony Liguori
parent 1ab461b534
commit e378e88dfc
2 changed files with 69 additions and 56 deletions
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111
hw/virtio-pci.c
View file

@ -22,6 +22,7 @@
#include "hw/virtio-net.h"
#include "hw/virtio-serial.h"
#include "hw/virtio-scsi.h"
#include "hw/virtio-balloon.h"
#include "hw/pci/pci.h"
#include "qemu/error-report.h"
#include "hw/pci/msi.h"
@ -1000,33 +1001,6 @@ static void virtio_net_exit_pci(PCIDevice *pci_dev)
virtio_exit_pci(pci_dev);
}
static int virtio_balloon_init_pci(PCIDevice *pci_dev)
{
VirtIOPCIProxy *proxy = DO_UPCAST(VirtIOPCIProxy, pci_dev, pci_dev);
VirtIODevice *vdev;
if (proxy->class_code != PCI_CLASS_OTHERS &&
proxy->class_code != PCI_CLASS_MEMORY_RAM) { /* qemu < 1.1 */
proxy->class_code = PCI_CLASS_OTHERS;
}
vdev = virtio_balloon_init(&pci_dev->qdev);
if (!vdev) {
return -1;
}
virtio_init_pci(proxy, vdev);
return 0;
}
static void virtio_balloon_exit_pci(PCIDevice *pci_dev)
{
VirtIOPCIProxy *proxy = DO_UPCAST(VirtIOPCIProxy, pci_dev, pci_dev);
virtio_pci_stop_ioeventfd(proxy);
virtio_balloon_exit(proxy->vdev);
virtio_exit_pci(pci_dev);
}
static int virtio_rng_init_pci(PCIDevice *pci_dev)
{
VirtIOPCIProxy *proxy = DO_UPCAST(VirtIOPCIProxy, pci_dev, pci_dev);
@ -1127,34 +1101,6 @@ static const TypeInfo virtio_serial_info = {
.class_init = virtio_serial_class_init,
};
static Property virtio_balloon_properties[] = {
DEFINE_VIRTIO_COMMON_FEATURES(VirtIOPCIProxy, host_features),
DEFINE_PROP_HEX32("class", VirtIOPCIProxy, class_code, 0),
DEFINE_PROP_END_OF_LIST(),
};
static void virtio_balloon_class_init(ObjectClass *klass, void *data)
{
DeviceClass *dc = DEVICE_CLASS(klass);
PCIDeviceClass *k = PCI_DEVICE_CLASS(klass);
k->init = virtio_balloon_init_pci;
k->exit = virtio_balloon_exit_pci;
k->vendor_id = PCI_VENDOR_ID_REDHAT_QUMRANET;
k->device_id = PCI_DEVICE_ID_VIRTIO_BALLOON;
k->revision = VIRTIO_PCI_ABI_VERSION;
k->class_id = PCI_CLASS_OTHERS;
dc->reset = virtio_pci_reset;
dc->props = virtio_balloon_properties;
}
static const TypeInfo virtio_balloon_info = {
.name = "virtio-balloon-pci",
.parent = TYPE_PCI_DEVICE,
.instance_size = sizeof(VirtIOPCIProxy),
.class_init = virtio_balloon_class_init,
};
static void virtio_rng_initfn(Object *obj)
{
PCIDevice *pci_dev = PCI_DEVICE(obj);
@ -1461,6 +1407,59 @@ static const TypeInfo virtio_scsi_pci_info = {
.class_init = virtio_scsi_pci_class_init,
};
/* virtio-balloon-pci */
static Property virtio_balloon_pci_properties[] = {
DEFINE_VIRTIO_COMMON_FEATURES(VirtIOPCIProxy, host_features),
DEFINE_PROP_HEX32("class", VirtIOPCIProxy, class_code, 0),
DEFINE_PROP_END_OF_LIST(),
};
static int virtio_balloon_pci_init(VirtIOPCIProxy *vpci_dev)
{
VirtIOBalloonPCI *dev = VIRTIO_BALLOON_PCI(vpci_dev);
DeviceState *vdev = DEVICE(&dev->vdev);
if (vpci_dev->class_code != PCI_CLASS_OTHERS &&
vpci_dev->class_code != PCI_CLASS_MEMORY_RAM) { /* qemu < 1.1 */
vpci_dev->class_code = PCI_CLASS_OTHERS;
}
qdev_set_parent_bus(vdev, BUS(&vpci_dev->bus));
if (qdev_init(vdev) < 0) {
return -1;
}
return 0;
}
static void virtio_balloon_pci_class_init(ObjectClass *klass, void *data)
{
DeviceClass *dc = DEVICE_CLASS(klass);
VirtioPCIClass *k = VIRTIO_PCI_CLASS(klass);
PCIDeviceClass *pcidev_k = PCI_DEVICE_CLASS(klass);
k->init = virtio_balloon_pci_init;
dc->props = virtio_balloon_pci_properties;
pcidev_k->vendor_id = PCI_VENDOR_ID_REDHAT_QUMRANET;
pcidev_k->device_id = PCI_DEVICE_ID_VIRTIO_BALLOON;
pcidev_k->revision = VIRTIO_PCI_ABI_VERSION;
pcidev_k->class_id = PCI_CLASS_OTHERS;
}
static void virtio_balloon_pci_instance_init(Object *obj)
{
VirtIOBalloonPCI *dev = VIRTIO_BALLOON_PCI(obj);
object_initialize(OBJECT(&dev->vdev), TYPE_VIRTIO_BALLOON);
object_property_add_child(obj, "virtio-backend", OBJECT(&dev->vdev), NULL);
}
static const TypeInfo virtio_balloon_pci_info = {
.name = TYPE_VIRTIO_BALLOON_PCI,
.parent = TYPE_VIRTIO_PCI,
.instance_size = sizeof(VirtIOBalloonPCI),
.instance_init = virtio_balloon_pci_instance_init,
.class_init = virtio_balloon_pci_class_init,
};
/* virtio-pci-bus */
void virtio_pci_bus_new(VirtioBusState *bus, VirtIOPCIProxy *dev)
@ -1501,7 +1500,6 @@ static void virtio_pci_register_types(void)
{
type_register_static(&virtio_net_info);
type_register_static(&virtio_serial_info);
type_register_static(&virtio_balloon_info);
type_register_static(&virtio_rng_info);
type_register_static(&virtio_pci_bus_info);
type_register_static(&virtio_pci_info);
@ -1510,6 +1508,7 @@ static void virtio_pci_register_types(void)
#endif
type_register_static(&virtio_blk_pci_info);
type_register_static(&virtio_scsi_pci_info);
type_register_static(&virtio_balloon_pci_info);
}
type_init(virtio_pci_register_types)

14
hw/virtio-pci.h
View file

@ -21,12 +21,14 @@
#include "hw/virtio-rng.h"
#include "hw/virtio-serial.h"
#include "hw/virtio-scsi.h"
#include "hw/virtio-balloon.h"
#include "hw/virtio-bus.h"
#include "hw/9pfs/virtio-9p-device.h"
typedef struct VirtIOPCIProxy VirtIOPCIProxy;
typedef struct VirtIOBlkPCI VirtIOBlkPCI;
typedef struct VirtIOSCSIPCI VirtIOSCSIPCI;
typedef struct VirtIOBalloonPCI VirtIOBalloonPCI;
/* virtio-pci-bus */
@ -116,6 +118,18 @@ struct VirtIOBlkPCI {
VirtIOBlkConf blk;
};
/*
* virtio-balloon-pci: This extends VirtioPCIProxy.
*/
#define TYPE_VIRTIO_BALLOON_PCI "virtio-balloon-pci"
#define VIRTIO_BALLOON_PCI(obj) \
OBJECT_CHECK(VirtIOBalloonPCI, (obj), TYPE_VIRTIO_BALLOON_PCI)
struct VirtIOBalloonPCI {
VirtIOPCIProxy parent_obj;
VirtIOBalloon vdev;
};
void virtio_init_pci(VirtIOPCIProxy *proxy, VirtIODevice *vdev);
void virtio_pci_bus_new(VirtioBusState *bus, VirtIOPCIProxy *dev);