Merge remote-tracking branch 'bonzini/scsi-next' into staging

# By Paolo Bonzini (5) and others
# Via Paolo Bonzini
* bonzini/scsi-next:
  vhost-scsi-s390: new device supporting the tcm_vhost Linux kernel module
  vhost-scsi-ccw: new device supporting the tcm_vhost Linux kernel module
  vhost-scsi-pci: new device supporting the tcm_vhost Linux kernel module
  vhost-scsi: new device supporting the tcm_vhost Linux kernel module
  virtio: simplify Makefile conditionals
  virtio-scsi: create VirtIOSCSICommon
  vhost: Add vhost_commit callback for SeaBIOS ROM region re-mapping
  scsi: VMWare PVSCSI paravirtual device implementation
  scsi: avoid assertion failure on VERIFY command

Message-id: 1366381460-6041-1-git-send-email-pbonzini@redhat.com
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>

1 files changed, 63 insertions, 2 deletions

diff --git a/hw/virtio/virtio-pci.c b/hw/virtio/virtio-pci.c
index e2d1693547..c1e9a60905 100644
--- a/hw/virtio/virtio-pci.c
+++ b/hw/virtio/virtio-pci.c
@@ -1236,7 +1236,7 @@ static Property virtio_scsi_pci_properties[] = {
     DEFINE_PROP_UINT32("vectors", VirtIOPCIProxy, nvectors,
                        DEV_NVECTORS_UNSPECIFIED),
     DEFINE_VIRTIO_SCSI_FEATURES(VirtIOPCIProxy, host_features),
-    DEFINE_VIRTIO_SCSI_PROPERTIES(VirtIOSCSIPCI, vdev.conf),
+    DEFINE_VIRTIO_SCSI_PROPERTIES(VirtIOSCSIPCI, vdev.parent_obj.conf),
     DEFINE_PROP_END_OF_LIST(),
 };
 
@@ -1244,9 +1244,10 @@ static int virtio_scsi_pci_init_pci(VirtIOPCIProxy *vpci_dev)
 {
     VirtIOSCSIPCI *dev = VIRTIO_SCSI_PCI(vpci_dev);
     DeviceState *vdev = DEVICE(&dev->vdev);
+    VirtIOSCSICommon *vs = VIRTIO_SCSI_COMMON(vdev);
 
     if (vpci_dev->nvectors == DEV_NVECTORS_UNSPECIFIED) {
-        vpci_dev->nvectors = dev->vdev.conf.num_queues + 3;
+        vpci_dev->nvectors = vs->conf.num_queues + 3;
     }
 
     qdev_set_parent_bus(vdev, BUS(&vpci_dev->bus));
@@ -1284,6 +1285,63 @@ static const TypeInfo virtio_scsi_pci_info = {
     .class_init    = virtio_scsi_pci_class_init,
 };
 
+/* vhost-scsi-pci */
+
+#ifdef CONFIG_VHOST_SCSI
+static Property vhost_scsi_pci_properties[] = {
+    DEFINE_PROP_UINT32("vectors", VirtIOPCIProxy, nvectors,
+                       DEV_NVECTORS_UNSPECIFIED),
+    DEFINE_VIRTIO_COMMON_FEATURES(VirtIOPCIProxy, host_features),
+    DEFINE_VHOST_SCSI_PROPERTIES(VHostSCSIPCI, vdev.parent_obj.conf),
+    DEFINE_PROP_END_OF_LIST(),
+};
+
+static int vhost_scsi_pci_init_pci(VirtIOPCIProxy *vpci_dev)
+{
+    VHostSCSIPCI *dev = VHOST_SCSI_PCI(vpci_dev);
+    DeviceState *vdev = DEVICE(&dev->vdev);
+    VirtIOSCSICommon *vs = VIRTIO_SCSI_COMMON(vdev);
+
+    if (vpci_dev->nvectors == DEV_NVECTORS_UNSPECIFIED) {
+        vpci_dev->nvectors = vs->conf.num_queues + 3;
+    }
+
+    qdev_set_parent_bus(vdev, BUS(&vpci_dev->bus));
+    if (qdev_init(vdev) < 0) {
+        return -1;
+    }
+    return 0;
+}
+
+static void vhost_scsi_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 = vhost_scsi_pci_init_pci;
+    dc->props = vhost_scsi_pci_properties;
+    pcidev_k->vendor_id = PCI_VENDOR_ID_REDHAT_QUMRANET;
+    pcidev_k->device_id = PCI_DEVICE_ID_VIRTIO_SCSI;
+    pcidev_k->revision = 0x00;
+    pcidev_k->class_id = PCI_CLASS_STORAGE_SCSI;
+}
+
+static void vhost_scsi_pci_instance_init(Object *obj)
+{
+    VHostSCSIPCI *dev = VHOST_SCSI_PCI(obj);
+    object_initialize(OBJECT(&dev->vdev), TYPE_VHOST_SCSI);
+    object_property_add_child(obj, "virtio-backend", OBJECT(&dev->vdev), NULL);
+}
+
+static const TypeInfo vhost_scsi_pci_info = {
+    .name          = TYPE_VHOST_SCSI_PCI,
+    .parent        = TYPE_VIRTIO_PCI,
+    .instance_size = sizeof(VHostSCSIPCI),
+    .instance_init = vhost_scsi_pci_instance_init,
+    .class_init    = vhost_scsi_pci_class_init,
+};
+#endif
+
 /* virtio-balloon-pci */
 
 static void balloon_pci_stats_get_all(Object *obj, struct Visitor *v,
@@ -1540,6 +1598,9 @@ static void virtio_pci_register_types(void)
     type_register_static(&virtio_balloon_pci_info);
     type_register_static(&virtio_serial_pci_info);
     type_register_static(&virtio_net_pci_info);
+#ifdef CONFIG_VHOST_SCSI
+    type_register_static(&vhost_scsi_pci_info);
+#endif
 }
 
 type_init(virtio_pci_register_types)