virtio: Helper for registering virtio device types

Introduce a helper for registering different flavours of virtio
devices.  Convert code to use the helper, but keep only the
existing generic types.  Transitional and non-transitional device
types will be added by another patch.

Acked-by: Andrea Bolognani <abologna@redhat.com>
Reviewed-by: Cornelia Huck <cohuck@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Eduardo Habkost 2018-12-05 17:57:03 -02:00 committed by Michael S. Tsirkin
parent 2b4e573c7c
commit a4ee4c8baa
5 changed files with 230 additions and 80 deletions

View File

@ -69,9 +69,8 @@ static void virtio_gpu_initfn(Object *obj)
TYPE_VIRTIO_GPU); TYPE_VIRTIO_GPU);
} }
static const TypeInfo virtio_gpu_pci_info = { static const VirtioPCIDeviceTypeInfo virtio_gpu_pci_info = {
.name = TYPE_VIRTIO_GPU_PCI, .generic_name = TYPE_VIRTIO_GPU_PCI,
.parent = TYPE_VIRTIO_PCI,
.instance_size = sizeof(VirtIOGPUPCI), .instance_size = sizeof(VirtIOGPUPCI),
.instance_init = virtio_gpu_initfn, .instance_init = virtio_gpu_initfn,
.class_init = virtio_gpu_pci_class_init, .class_init = virtio_gpu_pci_class_init,
@ -79,6 +78,6 @@ static const TypeInfo virtio_gpu_pci_info = {
static void virtio_gpu_pci_register_types(void) static void virtio_gpu_pci_register_types(void)
{ {
type_register_static(&virtio_gpu_pci_info); virtio_pci_types_register(&virtio_gpu_pci_info);
} }
type_init(virtio_gpu_pci_register_types) type_init(virtio_gpu_pci_register_types)

View File

@ -207,9 +207,8 @@ static void virtio_vga_inst_initfn(Object *obj)
TYPE_VIRTIO_GPU); TYPE_VIRTIO_GPU);
} }
static TypeInfo virtio_vga_info = { static VirtioPCIDeviceTypeInfo virtio_vga_info = {
.name = TYPE_VIRTIO_VGA, .generic_name = TYPE_VIRTIO_VGA,
.parent = TYPE_VIRTIO_PCI,
.instance_size = sizeof(struct VirtIOVGA), .instance_size = sizeof(struct VirtIOVGA),
.instance_init = virtio_vga_inst_initfn, .instance_init = virtio_vga_inst_initfn,
.class_init = virtio_vga_class_init, .class_init = virtio_vga_class_init,
@ -217,7 +216,7 @@ static TypeInfo virtio_vga_info = {
static void virtio_vga_register_types(void) static void virtio_vga_register_types(void)
{ {
type_register_static(&virtio_vga_info); virtio_pci_types_register(&virtio_vga_info);
} }
type_init(virtio_vga_register_types) type_init(virtio_vga_register_types)

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@ -64,9 +64,8 @@ static void virtio_crypto_initfn(Object *obj)
TYPE_VIRTIO_CRYPTO); TYPE_VIRTIO_CRYPTO);
} }
static const TypeInfo virtio_crypto_pci_info = { static const VirtioPCIDeviceTypeInfo virtio_crypto_pci_info = {
.name = TYPE_VIRTIO_CRYPTO_PCI, .generic_name = TYPE_VIRTIO_CRYPTO_PCI,
.parent = TYPE_VIRTIO_PCI,
.instance_size = sizeof(VirtIOCryptoPCI), .instance_size = sizeof(VirtIOCryptoPCI),
.instance_init = virtio_crypto_initfn, .instance_init = virtio_crypto_initfn,
.class_init = virtio_crypto_pci_class_init, .class_init = virtio_crypto_pci_class_init,
@ -74,6 +73,6 @@ static const TypeInfo virtio_crypto_pci_info = {
static void virtio_crypto_pci_register_types(void) static void virtio_crypto_pci_register_types(void)
{ {
type_register_static(&virtio_crypto_pci_info); virtio_pci_types_register(&virtio_crypto_pci_info);
} }
type_init(virtio_crypto_pci_register_types) type_init(virtio_crypto_pci_register_types)

View File

@ -1119,9 +1119,8 @@ static void virtio_9p_pci_instance_init(Object *obj)
TYPE_VIRTIO_9P); TYPE_VIRTIO_9P);
} }
static const TypeInfo virtio_9p_pci_info = { static const VirtioPCIDeviceTypeInfo virtio_9p_pci_info = {
.name = TYPE_VIRTIO_9P_PCI, .generic_name = TYPE_VIRTIO_9P_PCI,
.parent = TYPE_VIRTIO_PCI,
.instance_size = sizeof(V9fsPCIState), .instance_size = sizeof(V9fsPCIState),
.instance_init = virtio_9p_pci_instance_init, .instance_init = virtio_9p_pci_instance_init,
.class_init = virtio_9p_pci_class_init, .class_init = virtio_9p_pci_class_init,
@ -1877,9 +1876,6 @@ static void virtio_pci_reset(DeviceState *qdev)
static Property virtio_pci_properties[] = { static Property virtio_pci_properties[] = {
DEFINE_PROP_BIT("virtio-pci-bus-master-bug-migration", VirtIOPCIProxy, flags, DEFINE_PROP_BIT("virtio-pci-bus-master-bug-migration", VirtIOPCIProxy, flags,
VIRTIO_PCI_FLAG_BUS_MASTER_BUG_MIGRATION_BIT, false), VIRTIO_PCI_FLAG_BUS_MASTER_BUG_MIGRATION_BIT, false),
DEFINE_PROP_ON_OFF_AUTO("disable-legacy", VirtIOPCIProxy, disable_legacy,
ON_OFF_AUTO_AUTO),
DEFINE_PROP_BOOL("disable-modern", VirtIOPCIProxy, disable_modern, false),
DEFINE_PROP_BIT("migrate-extra", VirtIOPCIProxy, flags, DEFINE_PROP_BIT("migrate-extra", VirtIOPCIProxy, flags,
VIRTIO_PCI_FLAG_MIGRATE_EXTRA_BIT, true), VIRTIO_PCI_FLAG_MIGRATE_EXTRA_BIT, true),
DEFINE_PROP_BIT("modern-pio-notify", VirtIOPCIProxy, flags, DEFINE_PROP_BIT("modern-pio-notify", VirtIOPCIProxy, flags,
@ -1939,13 +1935,123 @@ static const TypeInfo virtio_pci_info = {
.class_init = virtio_pci_class_init, .class_init = virtio_pci_class_init,
.class_size = sizeof(VirtioPCIClass), .class_size = sizeof(VirtioPCIClass),
.abstract = true, .abstract = true,
.interfaces = (InterfaceInfo[]) {
{ INTERFACE_PCIE_DEVICE },
{ INTERFACE_CONVENTIONAL_PCI_DEVICE },
{ }
},
}; };
static Property virtio_pci_generic_properties[] = {
DEFINE_PROP_ON_OFF_AUTO("disable-legacy", VirtIOPCIProxy, disable_legacy,
ON_OFF_AUTO_AUTO),
DEFINE_PROP_BOOL("disable-modern", VirtIOPCIProxy, disable_modern, false),
DEFINE_PROP_END_OF_LIST(),
};
static void virtio_pci_base_class_init(ObjectClass *klass, void *data)
{
const VirtioPCIDeviceTypeInfo *t = data;
if (t->class_init) {
t->class_init(klass, NULL);
}
}
static void virtio_pci_generic_class_init(ObjectClass *klass, void *data)
{
DeviceClass *dc = DEVICE_CLASS(klass);
dc->props = virtio_pci_generic_properties;
}
/* Used when the generic type and the base type is the same */
static void virtio_pci_generic_base_class_init(ObjectClass *klass, void *data)
{
virtio_pci_base_class_init(klass, data);
virtio_pci_generic_class_init(klass, NULL);
}
static void virtio_pci_transitional_instance_init(Object *obj)
{
VirtIOPCIProxy *proxy = VIRTIO_PCI(obj);
proxy->disable_legacy = ON_OFF_AUTO_OFF;
proxy->disable_modern = false;
}
static void virtio_pci_non_transitional_instance_init(Object *obj)
{
VirtIOPCIProxy *proxy = VIRTIO_PCI(obj);
proxy->disable_legacy = ON_OFF_AUTO_ON;
proxy->disable_modern = false;
}
void virtio_pci_types_register(const VirtioPCIDeviceTypeInfo *t)
{
TypeInfo base_type_info = {
.name = t->base_name,
.parent = t->parent ? t->parent : TYPE_VIRTIO_PCI,
.instance_size = t->instance_size,
.instance_init = t->instance_init,
.class_init = virtio_pci_base_class_init,
.class_data = (void *)t,
.abstract = true,
};
TypeInfo generic_type_info = {
.name = t->generic_name,
.parent = base_type_info.name,
.class_init = virtio_pci_generic_class_init,
.interfaces = (InterfaceInfo[]) {
{ INTERFACE_PCIE_DEVICE },
{ INTERFACE_CONVENTIONAL_PCI_DEVICE },
{ }
},
};
if (!base_type_info.name) {
/* No base type -> register a single generic device type */
base_type_info.name = t->generic_name;
base_type_info.class_init = virtio_pci_generic_base_class_init;
base_type_info.interfaces = generic_type_info.interfaces;
base_type_info.abstract = false;
generic_type_info.name = NULL;
assert(!t->non_transitional_name);
assert(!t->transitional_name);
}
type_register(&base_type_info);
if (generic_type_info.name) {
type_register(&generic_type_info);
}
if (t->non_transitional_name) {
const TypeInfo non_transitional_type_info = {
.name = t->non_transitional_name,
.parent = base_type_info.name,
.instance_init = virtio_pci_non_transitional_instance_init,
.interfaces = (InterfaceInfo[]) {
{ INTERFACE_PCIE_DEVICE },
{ INTERFACE_CONVENTIONAL_PCI_DEVICE },
{ }
},
};
type_register(&non_transitional_type_info);
}
if (t->transitional_name) {
const TypeInfo transitional_type_info = {
.name = t->transitional_name,
.parent = base_type_info.name,
.instance_init = virtio_pci_transitional_instance_init,
.interfaces = (InterfaceInfo[]) {
/*
* Transitional virtio devices work only as Conventional PCI
* devices because they require PIO ports.
*/
{ INTERFACE_CONVENTIONAL_PCI_DEVICE },
{ }
},
};
type_register(&transitional_type_info);
}
}
/* virtio-blk-pci */ /* virtio-blk-pci */
static Property virtio_blk_pci_properties[] = { static Property virtio_blk_pci_properties[] = {
@ -1995,9 +2101,8 @@ static void virtio_blk_pci_instance_init(Object *obj)
"bootindex", &error_abort); "bootindex", &error_abort);
} }
static const TypeInfo virtio_blk_pci_info = { static const VirtioPCIDeviceTypeInfo virtio_blk_pci_info = {
.name = TYPE_VIRTIO_BLK_PCI, .generic_name = TYPE_VIRTIO_BLK_PCI,
.parent = TYPE_VIRTIO_PCI,
.instance_size = sizeof(VirtIOBlkPCI), .instance_size = sizeof(VirtIOBlkPCI),
.instance_init = virtio_blk_pci_instance_init, .instance_init = virtio_blk_pci_instance_init,
.class_init = virtio_blk_pci_class_init, .class_init = virtio_blk_pci_class_init,
@ -2051,9 +2156,8 @@ static void vhost_user_blk_pci_instance_init(Object *obj)
"bootindex", &error_abort); "bootindex", &error_abort);
} }
static const TypeInfo vhost_user_blk_pci_info = { static const VirtioPCIDeviceTypeInfo vhost_user_blk_pci_info = {
.name = TYPE_VHOST_USER_BLK_PCI, .generic_name = TYPE_VHOST_USER_BLK_PCI,
.parent = TYPE_VIRTIO_PCI,
.instance_size = sizeof(VHostUserBlkPCI), .instance_size = sizeof(VHostUserBlkPCI),
.instance_init = vhost_user_blk_pci_instance_init, .instance_init = vhost_user_blk_pci_instance_init,
.class_init = vhost_user_blk_pci_class_init, .class_init = vhost_user_blk_pci_class_init,
@ -2119,9 +2223,8 @@ static void virtio_scsi_pci_instance_init(Object *obj)
TYPE_VIRTIO_SCSI); TYPE_VIRTIO_SCSI);
} }
static const TypeInfo virtio_scsi_pci_info = { static const VirtioPCIDeviceTypeInfo virtio_scsi_pci_info = {
.name = TYPE_VIRTIO_SCSI_PCI, .generic_name = TYPE_VIRTIO_SCSI_PCI,
.parent = TYPE_VIRTIO_PCI,
.instance_size = sizeof(VirtIOSCSIPCI), .instance_size = sizeof(VirtIOSCSIPCI),
.instance_init = virtio_scsi_pci_instance_init, .instance_init = virtio_scsi_pci_instance_init,
.class_init = virtio_scsi_pci_class_init, .class_init = virtio_scsi_pci_class_init,
@ -2174,9 +2277,8 @@ static void vhost_scsi_pci_instance_init(Object *obj)
"bootindex", &error_abort); "bootindex", &error_abort);
} }
static const TypeInfo vhost_scsi_pci_info = { static const VirtioPCIDeviceTypeInfo vhost_scsi_pci_info = {
.name = TYPE_VHOST_SCSI_PCI, .generic_name = TYPE_VHOST_SCSI_PCI,
.parent = TYPE_VIRTIO_PCI,
.instance_size = sizeof(VHostSCSIPCI), .instance_size = sizeof(VHostSCSIPCI),
.instance_init = vhost_scsi_pci_instance_init, .instance_init = vhost_scsi_pci_instance_init,
.class_init = vhost_scsi_pci_class_init, .class_init = vhost_scsi_pci_class_init,
@ -2229,9 +2331,8 @@ static void vhost_user_scsi_pci_instance_init(Object *obj)
"bootindex", &error_abort); "bootindex", &error_abort);
} }
static const TypeInfo vhost_user_scsi_pci_info = { static const VirtioPCIDeviceTypeInfo vhost_user_scsi_pci_info = {
.name = TYPE_VHOST_USER_SCSI_PCI, .generic_name = TYPE_VHOST_USER_SCSI_PCI,
.parent = TYPE_VIRTIO_PCI,
.instance_size = sizeof(VHostUserSCSIPCI), .instance_size = sizeof(VHostUserSCSIPCI),
.instance_init = vhost_user_scsi_pci_instance_init, .instance_init = vhost_user_scsi_pci_instance_init,
.class_init = vhost_user_scsi_pci_class_init, .class_init = vhost_user_scsi_pci_class_init,
@ -2277,9 +2378,8 @@ static void vhost_vsock_pci_instance_init(Object *obj)
TYPE_VHOST_VSOCK); TYPE_VHOST_VSOCK);
} }
static const TypeInfo vhost_vsock_pci_info = { static const VirtioPCIDeviceTypeInfo vhost_vsock_pci_info = {
.name = TYPE_VHOST_VSOCK_PCI, .generic_name = TYPE_VHOST_VSOCK_PCI,
.parent = TYPE_VIRTIO_PCI,
.instance_size = sizeof(VHostVSockPCI), .instance_size = sizeof(VHostVSockPCI),
.instance_init = vhost_vsock_pci_instance_init, .instance_init = vhost_vsock_pci_instance_init,
.class_init = vhost_vsock_pci_class_init, .class_init = vhost_vsock_pci_class_init,
@ -2334,9 +2434,8 @@ static void virtio_balloon_pci_instance_init(Object *obj)
"guest-stats-polling-interval", &error_abort); "guest-stats-polling-interval", &error_abort);
} }
static const TypeInfo virtio_balloon_pci_info = { static const VirtioPCIDeviceTypeInfo virtio_balloon_pci_info = {
.name = TYPE_VIRTIO_BALLOON_PCI, .generic_name = TYPE_VIRTIO_BALLOON_PCI,
.parent = TYPE_VIRTIO_PCI,
.instance_size = sizeof(VirtIOBalloonPCI), .instance_size = sizeof(VirtIOBalloonPCI),
.instance_init = virtio_balloon_pci_instance_init, .instance_init = virtio_balloon_pci_instance_init,
.class_init = virtio_balloon_pci_class_init, .class_init = virtio_balloon_pci_class_init,
@ -2407,9 +2506,8 @@ static void virtio_serial_pci_instance_init(Object *obj)
TYPE_VIRTIO_SERIAL); TYPE_VIRTIO_SERIAL);
} }
static const TypeInfo virtio_serial_pci_info = { static const VirtioPCIDeviceTypeInfo virtio_serial_pci_info = {
.name = TYPE_VIRTIO_SERIAL_PCI, .generic_name = TYPE_VIRTIO_SERIAL_PCI,
.parent = TYPE_VIRTIO_PCI,
.instance_size = sizeof(VirtIOSerialPCI), .instance_size = sizeof(VirtIOSerialPCI),
.instance_init = virtio_serial_pci_instance_init, .instance_init = virtio_serial_pci_instance_init,
.class_init = virtio_serial_pci_class_init, .class_init = virtio_serial_pci_class_init,
@ -2462,9 +2560,8 @@ static void virtio_net_pci_instance_init(Object *obj)
"bootindex", &error_abort); "bootindex", &error_abort);
} }
static const TypeInfo virtio_net_pci_info = { static const VirtioPCIDeviceTypeInfo virtio_net_pci_info = {
.name = TYPE_VIRTIO_NET_PCI, .generic_name = TYPE_VIRTIO_NET_PCI,
.parent = TYPE_VIRTIO_PCI,
.instance_size = sizeof(VirtIONetPCI), .instance_size = sizeof(VirtIONetPCI),
.instance_init = virtio_net_pci_instance_init, .instance_init = virtio_net_pci_instance_init,
.class_init = virtio_net_pci_class_init, .class_init = virtio_net_pci_class_init,
@ -2513,9 +2610,8 @@ static void virtio_rng_initfn(Object *obj)
TYPE_VIRTIO_RNG); TYPE_VIRTIO_RNG);
} }
static const TypeInfo virtio_rng_pci_info = { static const VirtioPCIDeviceTypeInfo virtio_rng_pci_info = {
.name = TYPE_VIRTIO_RNG_PCI, .generic_name = TYPE_VIRTIO_RNG_PCI,
.parent = TYPE_VIRTIO_PCI,
.instance_size = sizeof(VirtIORngPCI), .instance_size = sizeof(VirtIORngPCI),
.instance_init = virtio_rng_initfn, .instance_init = virtio_rng_initfn,
.class_init = virtio_rng_pci_class_init, .class_init = virtio_rng_pci_class_init,
@ -2605,24 +2701,24 @@ static const TypeInfo virtio_input_hid_pci_info = {
.abstract = true, .abstract = true,
}; };
static const TypeInfo virtio_keyboard_pci_info = { static const VirtioPCIDeviceTypeInfo virtio_keyboard_pci_info = {
.name = TYPE_VIRTIO_KEYBOARD_PCI, .generic_name = TYPE_VIRTIO_KEYBOARD_PCI,
.parent = TYPE_VIRTIO_INPUT_HID_PCI, .parent = TYPE_VIRTIO_INPUT_HID_PCI,
.class_init = virtio_input_hid_kbd_pci_class_init, .class_init = virtio_input_hid_kbd_pci_class_init,
.instance_size = sizeof(VirtIOInputHIDPCI), .instance_size = sizeof(VirtIOInputHIDPCI),
.instance_init = virtio_keyboard_initfn, .instance_init = virtio_keyboard_initfn,
}; };
static const TypeInfo virtio_mouse_pci_info = { static const VirtioPCIDeviceTypeInfo virtio_mouse_pci_info = {
.name = TYPE_VIRTIO_MOUSE_PCI, .generic_name = TYPE_VIRTIO_MOUSE_PCI,
.parent = TYPE_VIRTIO_INPUT_HID_PCI, .parent = TYPE_VIRTIO_INPUT_HID_PCI,
.class_init = virtio_input_hid_mouse_pci_class_init, .class_init = virtio_input_hid_mouse_pci_class_init,
.instance_size = sizeof(VirtIOInputHIDPCI), .instance_size = sizeof(VirtIOInputHIDPCI),
.instance_init = virtio_mouse_initfn, .instance_init = virtio_mouse_initfn,
}; };
static const TypeInfo virtio_tablet_pci_info = { static const VirtioPCIDeviceTypeInfo virtio_tablet_pci_info = {
.name = TYPE_VIRTIO_TABLET_PCI, .generic_name = TYPE_VIRTIO_TABLET_PCI,
.parent = TYPE_VIRTIO_INPUT_HID_PCI, .parent = TYPE_VIRTIO_INPUT_HID_PCI,
.instance_size = sizeof(VirtIOInputHIDPCI), .instance_size = sizeof(VirtIOInputHIDPCI),
.instance_init = virtio_tablet_initfn, .instance_init = virtio_tablet_initfn,
@ -2637,8 +2733,8 @@ static void virtio_host_initfn(Object *obj)
TYPE_VIRTIO_INPUT_HOST); TYPE_VIRTIO_INPUT_HOST);
} }
static const TypeInfo virtio_host_pci_info = { static const VirtioPCIDeviceTypeInfo virtio_host_pci_info = {
.name = TYPE_VIRTIO_INPUT_HOST_PCI, .generic_name = TYPE_VIRTIO_INPUT_HOST_PCI,
.parent = TYPE_VIRTIO_INPUT_PCI, .parent = TYPE_VIRTIO_INPUT_PCI,
.instance_size = sizeof(VirtIOInputHostPCI), .instance_size = sizeof(VirtIOInputHostPCI),
.instance_init = virtio_host_initfn, .instance_init = virtio_host_initfn,
@ -2692,36 +2788,39 @@ static const TypeInfo virtio_pci_bus_info = {
static void virtio_pci_register_types(void) static void virtio_pci_register_types(void)
{ {
type_register_static(&virtio_rng_pci_info); /* Base types: */
type_register_static(&virtio_input_pci_info);
type_register_static(&virtio_input_hid_pci_info);
type_register_static(&virtio_keyboard_pci_info);
type_register_static(&virtio_mouse_pci_info);
type_register_static(&virtio_tablet_pci_info);
#ifdef CONFIG_LINUX
type_register_static(&virtio_host_pci_info);
#endif
type_register_static(&virtio_pci_bus_info); type_register_static(&virtio_pci_bus_info);
type_register_static(&virtio_pci_info); type_register_static(&virtio_pci_info);
type_register_static(&virtio_input_pci_info);
type_register_static(&virtio_input_hid_pci_info);
/* Implementations: */
virtio_pci_types_register(&virtio_rng_pci_info);
virtio_pci_types_register(&virtio_keyboard_pci_info);
virtio_pci_types_register(&virtio_mouse_pci_info);
virtio_pci_types_register(&virtio_tablet_pci_info);
#ifdef CONFIG_LINUX
virtio_pci_types_register(&virtio_host_pci_info);
#endif
#ifdef CONFIG_VIRTFS #ifdef CONFIG_VIRTFS
type_register_static(&virtio_9p_pci_info); virtio_pci_types_register(&virtio_9p_pci_info);
#endif #endif
type_register_static(&virtio_blk_pci_info); virtio_pci_types_register(&virtio_blk_pci_info);
#if defined(CONFIG_VHOST_USER) && defined(CONFIG_LINUX) #if defined(CONFIG_VHOST_USER) && defined(CONFIG_LINUX)
type_register_static(&vhost_user_blk_pci_info); virtio_pci_types_register(&vhost_user_blk_pci_info);
#endif #endif
type_register_static(&virtio_scsi_pci_info); virtio_pci_types_register(&virtio_scsi_pci_info);
type_register_static(&virtio_balloon_pci_info); virtio_pci_types_register(&virtio_balloon_pci_info);
type_register_static(&virtio_serial_pci_info); virtio_pci_types_register(&virtio_serial_pci_info);
type_register_static(&virtio_net_pci_info); virtio_pci_types_register(&virtio_net_pci_info);
#ifdef CONFIG_VHOST_SCSI #ifdef CONFIG_VHOST_SCSI
type_register_static(&vhost_scsi_pci_info); virtio_pci_types_register(&vhost_scsi_pci_info);
#endif #endif
#if defined(CONFIG_VHOST_USER) && defined(CONFIG_LINUX) #if defined(CONFIG_VHOST_USER) && defined(CONFIG_LINUX)
type_register_static(&vhost_user_scsi_pci_info); virtio_pci_types_register(&vhost_user_scsi_pci_info);
#endif #endif
#ifdef CONFIG_VHOST_VSOCK #ifdef CONFIG_VHOST_VSOCK
type_register_static(&vhost_vsock_pci_info); virtio_pci_types_register(&vhost_vsock_pci_info);
#endif #endif
} }

View File

@ -417,4 +417,58 @@ struct VirtIOCryptoPCI {
/* Virtio ABI version, if we increment this, we break the guest driver. */ /* Virtio ABI version, if we increment this, we break the guest driver. */
#define VIRTIO_PCI_ABI_VERSION 0 #define VIRTIO_PCI_ABI_VERSION 0
/* Input for virtio_pci_types_register() */
typedef struct VirtioPCIDeviceTypeInfo {
/*
* Common base class for the subclasses below.
*
* Required only if transitional_name or non_transitional_name is set.
*
* We need a separate base type instead of making all types
* inherit from generic_name for two reasons:
* 1) generic_name implements INTERFACE_PCIE_DEVICE, but
* transitional_name does not.
* 2) generic_name has the "disable-legacy" and "disable-modern"
* properties, transitional_name and non_transitional name don't.
*/
const char *base_name;
/*
* Generic device type. Optional.
*
* Supports both transitional and non-transitional modes,
* using the disable-legacy and disable-modern properties.
* If disable-legacy=auto, (non-)transitional mode is selected
* depending on the bus where the device is plugged.
*
* Implements both INTERFACE_PCIE_DEVICE and INTERFACE_CONVENTIONAL_PCI_DEVICE,
* but PCI Express is supported only in non-transitional mode.
*
* The only type implemented by QEMU 3.1 and older.
*/
const char *generic_name;
/*
* The transitional device type. Optional.
*
* Implements both INTERFACE_PCIE_DEVICE and INTERFACE_CONVENTIONAL_PCI_DEVICE.
*/
const char *transitional_name;
/*
* The non-transitional device type. Optional.
*
* Implements INTERFACE_CONVENTIONAL_PCI_DEVICE only.
*/
const char *non_transitional_name;
/* Parent type. If NULL, TYPE_VIRTIO_PCI is used */
const char *parent;
/* Same as TypeInfo fields: */
size_t instance_size;
void (*instance_init)(Object *obj);
void (*class_init)(ObjectClass *klass, void *data);
} VirtioPCIDeviceTypeInfo;
/* Register virtio-pci type(s). @t must be static. */
void virtio_pci_types_register(const VirtioPCIDeviceTypeInfo *t);
#endif #endif