[6/6] virtio-net-pci: implement device event interface for kick/call

Commit Message

Dongli Zhang March 26, 2021, 5:44 a.m. UTC

This is to implement the device event interface for virtio-net-pci.

Signed-off-by: Dongli Zhang <[e-mail]>
---
 hw/net/virtio-net.c            |  9 +++++++++
 hw/virtio/virtio-net-pci.c     | 10 ++++++++++
 include/hw/virtio/virtio-net.h |  3 +++
 3 files changed, 22 insertions(+)

Patch

diff --git a/hw/net/virtio-net.c b/hw/net/virtio-net.c
index 66b9ff4511..b5c3fa392c 100644
--- a/hw/net/virtio-net.c
+++ b/hw/net/virtio-net.c
@@ -3195,6 +3195,15 @@  static bool failover_hide_primary_device(DeviceListener *listener,
     return qatomic_read(&n->failover_primary_hidden);
 }
 
+void virtio_net_device_event(DeviceState *dev, int event, int queue,
+                             Error **errp)
+{
+    VirtIONet *n = VIRTIO_NET(dev);
+    bool irqfd = n->vhost_started;
+
+    virtio_device_event(dev, event, queue, irqfd, errp);
+}
+
 static void virtio_net_device_realize(DeviceState *dev, Error **errp)
 {
     VirtIODevice *vdev = VIRTIO_DEVICE(dev);
diff --git a/hw/virtio/virtio-net-pci.c b/hw/virtio/virtio-net-pci.c
index aa0b3caecb..1fa5a6fe5d 100644
--- a/hw/virtio/virtio-net-pci.c
+++ b/hw/virtio/virtio-net-pci.c
@@ -46,6 +46,15 @@  static Property virtio_net_properties[] = {
     DEFINE_PROP_END_OF_LIST(),
 };
 
+static void virtio_net_pci_event(DeviceState *dev, int event, int queue,
+                                 Error **errp)
+{
+    VirtIONetPCI *vnet = VIRTIO_NET_PCI(dev);
+    DeviceState *vdev = DEVICE(&vnet->vdev);
+
+    virtio_net_device_event(vdev, event, queue, errp);
+}
+
 static void virtio_net_pci_realize(VirtIOPCIProxy *vpci_dev, Error **errp)
 {
     DeviceState *qdev = DEVICE(vpci_dev);
@@ -77,6 +86,7 @@  static void virtio_net_pci_class_init(ObjectClass *klass, void *data)
     k->class_id = PCI_CLASS_NETWORK_ETHERNET;
     set_bit(DEVICE_CATEGORY_NETWORK, dc->categories);
     device_class_set_props(dc, virtio_net_properties);
+    dc->event = virtio_net_pci_event;
     vpciklass->realize = virtio_net_pci_realize;
 }
 
diff --git a/include/hw/virtio/virtio-net.h b/include/hw/virtio/virtio-net.h
index 7e96d193aa..d88c9969ea 100644
--- a/include/hw/virtio/virtio-net.h
+++ b/include/hw/virtio/virtio-net.h
@@ -214,4 +214,7 @@  struct VirtIONet {
 void virtio_net_set_netclient_name(VirtIONet *n, const char *name,
                                    const char *type);
 
+void virtio_net_device_event(DeviceState *dev, int event, int queue,
+                             Error **errp);
+
 #endif