[PATCH 5/6] vhost-scsi-pci: implement device event interface for kick/call

[Dongli Zhang <dongli.zhang@oracle.com>]

This is to implement the device event interface for vhost-scsi-pci.

Signed-off-by: Dongli Zhang <dongli.zhang@oracle.com>
---
 hw/scsi/vhost-scsi.c           |  6 ++++++
 hw/virtio/vhost-scsi-pci.c     | 10 ++++++++++
 include/hw/virtio/vhost-scsi.h |  3 +++
 3 files changed, 19 insertions(+)

diff --git a/hw/scsi/vhost-scsi.c b/hw/scsi/vhost-scsi.c
index 4d70fa036b..11dd94ff92 100644
--- a/hw/scsi/vhost-scsi.c
+++ b/hw/scsi/vhost-scsi.c
@@ -163,6 +163,12 @@ static const VMStateDescription vmstate_virtio_vhost_scsi = {
     .pre_save = vhost_scsi_pre_save,
 };
 
+void vhost_scsi_device_event(DeviceState *dev, int event, int queue,
+                             Error **errp)
+{
+    virtio_device_event(dev, event, queue, true, errp);
+}
+
 static void vhost_scsi_realize(DeviceState *dev, Error **errp)
 {
     VirtIOSCSICommon *vs = VIRTIO_SCSI_COMMON(dev);
diff --git a/hw/virtio/vhost-scsi-pci.c b/hw/virtio/vhost-scsi-pci.c
index cb71a294fa..c7a614cb11 100644
--- a/hw/virtio/vhost-scsi-pci.c
+++ b/hw/virtio/vhost-scsi-pci.c
@@ -44,6 +44,15 @@ static Property vhost_scsi_pci_properties[] = {
     DEFINE_PROP_END_OF_LIST(),
 };
 
+static void vhost_scsi_pci_event(DeviceState *dev, int event, int queue,
+                                 Error **errp)
+{
+    VHostSCSIPCI *vscsi = VHOST_SCSI_PCI(dev);
+    DeviceState *vdev = DEVICE(&vscsi->vdev);
+
+    vhost_scsi_device_event(vdev, event, queue, errp);
+}
+
 static void vhost_scsi_pci_realize(VirtIOPCIProxy *vpci_dev, Error **errp)
 {
     VHostSCSIPCI *dev = VHOST_SCSI_PCI(vpci_dev);
@@ -70,6 +79,7 @@ static void vhost_scsi_pci_class_init(ObjectClass *klass, void *data)
     k->realize = vhost_scsi_pci_realize;
     set_bit(DEVICE_CATEGORY_STORAGE, dc->categories);
     device_class_set_props(dc, vhost_scsi_pci_properties);
+    dc->event = vhost_scsi_pci_event;
     pcidev_k->vendor_id = PCI_VENDOR_ID_REDHAT_QUMRANET;
     pcidev_k->device_id = PCI_DEVICE_ID_VIRTIO_SCSI;
     pcidev_k->revision = 0x00;
diff --git a/include/hw/virtio/vhost-scsi.h b/include/hw/virtio/vhost-scsi.h
index 7dc2bdd69d..b47854a0c6 100644
--- a/include/hw/virtio/vhost-scsi.h
+++ b/include/hw/virtio/vhost-scsi.h
@@ -32,4 +32,7 @@ struct VHostSCSI {
     VHostSCSICommon parent_obj;
 };
 
+void vhost_scsi_device_event(DeviceState *dev, int event, int queue,
+                             Error **errp);
+
 #endif
-- 
2.17.1