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

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Here the virtio-serial-pci is modified for the new API. The device
virtio-serial-pci extends virtio-pci. It creates and connects a
virtio-serial 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>
Acked-by: Amit Shah <amit.shah@redhat.com>
Message-id: 1365512016-21944-3-git-send-email-fred.konrad@greensocs.com
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
This commit is contained in:
KONRAD Frederic 2013-04-09 14:53:31 +02:00 committed by Anthony Liguori
parent 2cd2b016a1
commit f7f7464afd
2 changed files with 78 additions and 67 deletions
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131
hw/virtio/virtio-pci.c
View File

@ -942,40 +942,6 @@ static void virtio_exit_pci(PCIDevice *pci_dev)
msix_uninit_exclusive_bar(pci_dev);
}
static int virtio_serial_init_pci(PCIDevice *pci_dev)
{
VirtIOPCIProxy *proxy = DO_UPCAST(VirtIOPCIProxy, pci_dev, pci_dev);
VirtIODevice *vdev;
if (proxy->class_code != PCI_CLASS_COMMUNICATION_OTHER &&
proxy->class_code != PCI_CLASS_DISPLAY_OTHER && /* qemu 0.10 */
proxy->class_code != PCI_CLASS_OTHERS) /* qemu-kvm */
proxy->class_code = PCI_CLASS_COMMUNICATION_OTHER;
vdev = virtio_serial_init(&pci_dev->qdev, &proxy->serial);
if (!vdev) {
return -1;
}
/* backwards-compatibility with machines that were created with
DEV_NVECTORS_UNSPECIFIED */
vdev->nvectors = proxy->nvectors == DEV_NVECTORS_UNSPECIFIED
? proxy->serial.max_virtserial_ports + 1
: proxy->nvectors;
virtio_init_pci(proxy, vdev);
proxy->nvectors = vdev->nvectors;
return 0;
}
static void virtio_serial_exit_pci(PCIDevice *pci_dev)
{
VirtIOPCIProxy *proxy = DO_UPCAST(VirtIOPCIProxy, pci_dev, pci_dev);
virtio_pci_stop_ioeventfd(proxy);
virtio_serial_exit(proxy->vdev);
virtio_exit_pci(pci_dev);
}
static int virtio_net_init_pci(PCIDevice *pci_dev)
{
VirtIOPCIProxy *proxy = DO_UPCAST(VirtIOPCIProxy, pci_dev, pci_dev);
@ -1070,37 +1036,6 @@ static const TypeInfo virtio_net_info = {
.class_init = virtio_net_class_init,
};
static Property virtio_serial_properties[] = {
DEFINE_PROP_BIT("ioeventfd", VirtIOPCIProxy, flags, VIRTIO_PCI_FLAG_USE_IOEVENTFD_BIT, true),
DEFINE_PROP_UINT32("vectors", VirtIOPCIProxy, nvectors, 2),
DEFINE_PROP_HEX32("class", VirtIOPCIProxy, class_code, 0),
DEFINE_VIRTIO_COMMON_FEATURES(VirtIOPCIProxy, host_features),
DEFINE_VIRTIO_SERIAL_PROPERTIES(VirtIOPCIProxy, serial),
DEFINE_PROP_END_OF_LIST(),
};
static void virtio_serial_class_init(ObjectClass *klass, void *data)
{
DeviceClass *dc = DEVICE_CLASS(klass);
PCIDeviceClass *k = PCI_DEVICE_CLASS(klass);
k->init = virtio_serial_init_pci;
k->exit = virtio_serial_exit_pci;
k->vendor_id = PCI_VENDOR_ID_REDHAT_QUMRANET;
k->device_id = PCI_DEVICE_ID_VIRTIO_CONSOLE;
k->revision = VIRTIO_PCI_ABI_VERSION;
k->class_id = PCI_CLASS_COMMUNICATION_OTHER;
dc->reset = virtio_pci_reset;
dc->props = virtio_serial_properties;
}
static const TypeInfo virtio_serial_info = {
.name = "virtio-serial-pci",
.parent = TYPE_PCI_DEVICE,
.instance_size = sizeof(VirtIOPCIProxy),
.class_init = virtio_serial_class_init,
};
static void virtio_rng_initfn(Object *obj)
{
PCIDevice *pci_dev = PCI_DEVICE(obj);
@ -1460,6 +1395,70 @@ static const TypeInfo virtio_balloon_pci_info = {
.class_init = virtio_balloon_pci_class_init,
};
/* virtio-serial-pci */
static int virtio_serial_pci_init(VirtIOPCIProxy *vpci_dev)
{
VirtIOSerialPCI *dev = VIRTIO_SERIAL_PCI(vpci_dev);
DeviceState *vdev = DEVICE(&dev->vdev);
if (vpci_dev->class_code != PCI_CLASS_COMMUNICATION_OTHER &&
vpci_dev->class_code != PCI_CLASS_DISPLAY_OTHER && /* qemu 0.10 */
vpci_dev->class_code != PCI_CLASS_OTHERS) { /* qemu-kvm */
vpci_dev->class_code = PCI_CLASS_COMMUNICATION_OTHER;
}
/* backwards-compatibility with machines that were created with
DEV_NVECTORS_UNSPECIFIED */
if (vpci_dev->nvectors == DEV_NVECTORS_UNSPECIFIED) {
vpci_dev->nvectors = dev->vdev.serial.max_virtserial_ports + 1;
}
qdev_set_parent_bus(vdev, BUS(&vpci_dev->bus));
if (qdev_init(vdev) < 0) {
return -1;
}
return 0;
}
static Property virtio_serial_pci_properties[] = {
DEFINE_PROP_BIT("ioeventfd", VirtIOPCIProxy, flags,
VIRTIO_PCI_FLAG_USE_IOEVENTFD_BIT, true),
DEFINE_PROP_UINT32("vectors", VirtIOPCIProxy, nvectors, 2),
DEFINE_PROP_HEX32("class", VirtIOPCIProxy, class_code, 0),
DEFINE_VIRTIO_COMMON_FEATURES(VirtIOPCIProxy, host_features),
DEFINE_VIRTIO_SERIAL_PROPERTIES(VirtIOSerialPCI, vdev.serial),
DEFINE_PROP_END_OF_LIST(),
};
static void virtio_serial_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_serial_pci_init;
dc->props = virtio_serial_pci_properties;
pcidev_k->vendor_id = PCI_VENDOR_ID_REDHAT_QUMRANET;
pcidev_k->device_id = PCI_DEVICE_ID_VIRTIO_CONSOLE;
pcidev_k->revision = VIRTIO_PCI_ABI_VERSION;
pcidev_k->class_id = PCI_CLASS_COMMUNICATION_OTHER;
}
static void virtio_serial_pci_instance_init(Object *obj)
{
VirtIOSerialPCI *dev = VIRTIO_SERIAL_PCI(obj);
object_initialize(OBJECT(&dev->vdev), TYPE_VIRTIO_SERIAL);
object_property_add_child(obj, "virtio-backend", OBJECT(&dev->vdev), NULL);
}
static const TypeInfo virtio_serial_pci_info = {
.name = TYPE_VIRTIO_SERIAL_PCI,
.parent = TYPE_VIRTIO_PCI,
.instance_size = sizeof(VirtIOSerialPCI),
.instance_init = virtio_serial_pci_instance_init,
.class_init = virtio_serial_pci_class_init,
};
/* virtio-pci-bus */
void virtio_pci_bus_new(VirtioBusState *bus, VirtIOPCIProxy *dev)
@ -1499,7 +1498,6 @@ static const TypeInfo virtio_pci_bus_info = {
static void virtio_pci_register_types(void)
{
type_register_static(&virtio_net_info);
type_register_static(&virtio_serial_info);
type_register_static(&virtio_rng_info);
type_register_static(&virtio_pci_bus_info);
type_register_static(&virtio_pci_info);
@ -1509,6 +1507,7 @@ static void virtio_pci_register_types(void)
type_register_static(&virtio_blk_pci_info);
type_register_static(&virtio_scsi_pci_info);
type_register_static(&virtio_balloon_pci_info);
type_register_static(&virtio_serial_pci_info);
}
type_init(virtio_pci_register_types)

14
hw/virtio/virtio-pci.h
View File

@ -29,6 +29,7 @@ typedef struct VirtIOPCIProxy VirtIOPCIProxy;
typedef struct VirtIOBlkPCI VirtIOBlkPCI;
typedef struct VirtIOSCSIPCI VirtIOSCSIPCI;
typedef struct VirtIOBalloonPCI VirtIOBalloonPCI;
typedef struct VirtIOSerialPCI VirtIOSerialPCI;
/* virtio-pci-bus */
@ -82,7 +83,6 @@ struct VirtIOPCIProxy {
#ifdef CONFIG_VIRTFS
V9fsConf fsconf;
#endif
virtio_serial_conf serial;
virtio_net_conf net;
VirtIORNGConf rng;
bool ioeventfd_disabled;
@ -130,6 +130,18 @@ struct VirtIOBalloonPCI {
VirtIOBalloon vdev;
};
/*
* virtio-serial-pci: This extends VirtioPCIProxy.
*/
#define TYPE_VIRTIO_SERIAL_PCI "virtio-serial-pci"
#define VIRTIO_SERIAL_PCI(obj) \
OBJECT_CHECK(VirtIOSerialPCI, (obj), TYPE_VIRTIO_SERIAL_PCI)
struct VirtIOSerialPCI {
VirtIOPCIProxy parent_obj;
VirtIOSerial vdev;
};
void virtio_init_pci(VirtIOPCIProxy *proxy, VirtIODevice *vdev);
void virtio_pci_bus_new(VirtioBusState *bus, VirtIOPCIProxy *dev);