pci-bridge/dec: Convert sysbus init function to realize function

Use DeviceClass rather than SysBusDeviceClass in
pci_dec_21154_device_class_init().

Cc: david@gibson.dropbear.id.au
Cc: mst@redhat.com
Cc: marcel.apfelbaum@gmail.com
Cc: qemu-ppc@nongnu.org
Signed-off-by: Mao Zhongyi <maozhongyi@cmss.chinamobile.com>
Signed-off-by: Zhang Shengju <zhangshengju@cmss.chinamobile.com>
Reviewed-by: David Gibson <david@gibson.dropbear.id.au>
Acked-by: David Gibson <david@gibson.dropbear.id.au>
Message-id: 20181130093852.20739-16-maozhongyi@cmss.chinamobile.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

diff --git a/hw/pci-bridge/dec.c b/hw/pci-bridge/dec.c
index 84492d5..8484bfd 100644 (file)
--- a/hw/pci-bridge/dec.c
+++ b/hw/pci-bridge/dec.c
@@ -98,9 +98,10 @@ PCIBus *pci_dec_21154_init(PCIBus *parent_bus, int devfn)
     return pci_bridge_get_sec_bus(br);
 }
 
-static int pci_dec_21154_device_init(SysBusDevice *dev)
+static void pci_dec_21154_device_realize(DeviceState *dev, Error **errp)
 {
     PCIHostState *phb;
+    SysBusDevice *sbd = SYS_BUS_DEVICE(dev);
 
     phb = PCI_HOST_BRIDGE(dev);
 
@@ -108,9 +109,8 @@ static int pci_dec_21154_device_init(SysBusDevice *dev)
                           dev, "pci-conf-idx", 0x1000);
     memory_region_init_io(&phb->data_mem, OBJECT(dev), &pci_host_data_le_ops,
                           dev, "pci-data-idx", 0x1000);
-    sysbus_init_mmio(dev, &phb->conf_mem);
-    sysbus_init_mmio(dev, &phb->data_mem);
-    return 0;
+    sysbus_init_mmio(sbd, &phb->conf_mem);
+    sysbus_init_mmio(sbd, &phb->data_mem);
 }
 
 static void dec_21154_pci_host_realize(PCIDevice *d, Error **errp)
@@ -150,9 +150,9 @@ static const TypeInfo dec_21154_pci_host_info = {
 
 static void pci_dec_21154_device_class_init(ObjectClass *klass, void *data)
 {
-    SysBusDeviceClass *sdc = SYS_BUS_DEVICE_CLASS(klass);
+    DeviceClass *dc = DEVICE_CLASS(klass);
 
-    sdc->init = pci_dec_21154_device_init;
+    dc->realize = pci_dec_21154_device_realize;
 }
 
 static const TypeInfo pci_dec_21154_device_info = {