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virtio-9p-pci: switch to the new API. 

Here the virtio-9p-pci is modified for the new API. The device
virtio-9p-pci extends virtio-pci. It creates and connects a
virtio-9p-device during the init. The properties are not changed.

Signed-off-by: KONRAD Frederic <fred.konrad@greensocs.com>
Message-id: 1366708123-19626-3-git-send-email-fred.konrad@greensocs.com
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
This commit is contained in:
KONRAD Frederic 2013-04-23 11:08:41 +02:00 committed by Anthony Liguori
parent e7303c4303
commit 234a336f9e
3 changed files with 54 additions and 30 deletions
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1
hw/9pfs/virtio-9p.h
View File

@ -12,7 +12,6 @@
#include "qemu/thread.h"
#include "block/coroutine.h"
/* The feature bitmap for virtio 9P */
/* The mount point is specified in a config variable */
#define VIRTIO_9P_MOUNT_TAG 0

60
hw/virtio/virtio-pci.c
View File

@ -1023,48 +1023,56 @@ static const TypeInfo virtio_rng_info = {
};
#ifdef CONFIG_VIRTFS
static int virtio_9p_init_pci(PCIDevice *pci_dev)
static int virtio_9p_init_pci(VirtIOPCIProxy *vpci_dev)
{
VirtIOPCIProxy *proxy = DO_UPCAST(VirtIOPCIProxy, pci_dev, pci_dev);
VirtIODevice *vdev;
V9fsPCIState *dev = VIRTIO_9P_PCI(vpci_dev);
DeviceState *vdev = DEVICE(&dev->vdev);
vdev = virtio_9p_init(&pci_dev->qdev, &proxy->fsconf);
vdev->nvectors = proxy->nvectors;
virtio_init_pci(proxy, vdev);
/* make the actual value visible */
proxy->nvectors = vdev->nvectors;
qdev_set_parent_bus(vdev, BUS(&vpci_dev->bus));
if (qdev_init(vdev) < 0) {
return -1;
}
return 0;
}
static Property virtio_9p_properties[] = {
DEFINE_PROP_BIT("ioeventfd", VirtIOPCIProxy, flags, VIRTIO_PCI_FLAG_USE_IOEVENTFD_BIT, true),
static Property virtio_9p_pci_properties[] = {
DEFINE_PROP_BIT("ioeventfd", VirtIOPCIProxy, flags,
VIRTIO_PCI_FLAG_USE_IOEVENTFD_BIT, true),
DEFINE_PROP_UINT32("vectors", VirtIOPCIProxy, nvectors, 2),
DEFINE_VIRTIO_COMMON_FEATURES(VirtIOPCIProxy, host_features),
DEFINE_VIRTIO_9P_PROPERTIES(VirtIOPCIProxy, fsconf),
DEFINE_VIRTIO_9P_PROPERTIES(V9fsPCIState, vdev.fsconf),
DEFINE_PROP_END_OF_LIST(),
};
static void virtio_9p_class_init(ObjectClass *klass, void *data)
static void virtio_9p_pci_class_init(ObjectClass *klass, void *data)
{
DeviceClass *dc = DEVICE_CLASS(klass);
PCIDeviceClass *k = PCI_DEVICE_CLASS(klass);
PCIDeviceClass *pcidev_k = PCI_DEVICE_CLASS(klass);
VirtioPCIClass *k = VIRTIO_PCI_CLASS(klass);
k->init = virtio_9p_init_pci;
k->vendor_id = PCI_VENDOR_ID_REDHAT_QUMRANET;
k->device_id = PCI_DEVICE_ID_VIRTIO_9P;
k->revision = VIRTIO_PCI_ABI_VERSION;
k->class_id = 0x2;
dc->props = virtio_9p_properties;
dc->reset = virtio_pci_reset;
pcidev_k->vendor_id = PCI_VENDOR_ID_REDHAT_QUMRANET;
pcidev_k->device_id = PCI_DEVICE_ID_VIRTIO_9P;
pcidev_k->revision = VIRTIO_PCI_ABI_VERSION;
pcidev_k->class_id = 0x2;
dc->props = virtio_9p_pci_properties;
}
static const TypeInfo virtio_9p_info = {
.name = "virtio-9p-pci",
.parent = TYPE_PCI_DEVICE,
.instance_size = sizeof(VirtIOPCIProxy),
.class_init = virtio_9p_class_init,
static void virtio_9p_pci_instance_init(Object *obj)
{
V9fsPCIState *dev = VIRTIO_9P_PCI(obj);
object_initialize(OBJECT(&dev->vdev), TYPE_VIRTIO_9P);
object_property_add_child(obj, "virtio-backend", OBJECT(&dev->vdev), NULL);
}
static const TypeInfo virtio_9p_pci_info = {
.name = TYPE_VIRTIO_9P_PCI,
.parent = TYPE_VIRTIO_PCI,
.instance_size = sizeof(V9fsPCIState),
.instance_init = virtio_9p_pci_instance_init,
.class_init = virtio_9p_pci_class_init,
};
#endif
#endif /* CONFIG_VIRTFS */
/*
* virtio-pci: This is the PCIDevice which has a virtio-pci-bus.
@ -1590,7 +1598,7 @@ static void virtio_pci_register_types(void)
type_register_static(&virtio_pci_bus_info);
type_register_static(&virtio_pci_info);
#ifdef CONFIG_VIRTFS
type_register_static(&virtio_9p_info);
type_register_static(&virtio_9p_pci_info);
#endif
type_register_static(&virtio_blk_pci_info);
type_register_static(&virtio_scsi_pci_info);

23
hw/virtio/virtio-pci.h
View File

@ -24,6 +24,9 @@
#include "hw/virtio/virtio-balloon.h"
#include "hw/virtio/virtio-bus.h"
#include "hw/virtio/virtio-9p.h"
#ifdef CONFIG_VIRTFS
#include "hw/9pfs/virtio-9p.h"
#endif
#ifdef CONFIG_VHOST_SCSI
#include "hw/virtio/vhost-scsi.h"
#endif
@ -84,9 +87,6 @@ struct VirtIOPCIProxy {
uint32_t class_code;
uint32_t nvectors;
uint32_t host_features;
#ifdef CONFIG_VIRTFS
V9fsConf fsconf;
#endif
VirtIORNGConf rng;
bool ioeventfd_disabled;
bool ioeventfd_started;
@ -171,6 +171,23 @@ struct VirtIONetPCI {
VirtIONet vdev;
};
/*
* virtio-9p-pci: This extends VirtioPCIProxy.
*/
#ifdef CONFIG_VIRTFS
#define TYPE_VIRTIO_9P_PCI "virtio-9p-pci"
#define VIRTIO_9P_PCI(obj) \
OBJECT_CHECK(V9fsPCIState, (obj), TYPE_VIRTIO_9P_PCI)
typedef struct V9fsPCIState {
VirtIOPCIProxy parent_obj;
V9fsState vdev;
} V9fsPCIState;
#endif
void virtio_init_pci(VirtIOPCIProxy *proxy, VirtIODevice *vdev);
void virtio_pci_bus_new(VirtioBusState *bus, VirtIOPCIProxy *dev);