versatile_pci: Update to use realize function

Update the Versatile PCI controller to use a realize function
rather than SysBusDevice::init.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

1 files changed, 20 insertions, 12 deletions

diff --git a/hw/versatile_pci.c b/hw/versatile_pci.c
index a767676408..99930f0c1c 100644
--- a/hw/versatile_pci.c
+++ b/hw/versatile_pci.c
@@ -20,6 +20,14 @@ typedef struct {
     MemoryRegion isa;
 } PCIVPBState;
 
+#define TYPE_VERSATILE_PCI "versatile_pci"
+#define PCI_VPB(obj) \
+    OBJECT_CHECK(PCIVPBState, (obj), TYPE_VERSATILE_PCI)
+
+#define TYPE_VERSATILE_PCI_HOST "versatile_pci_host"
+#define PCI_VPB_HOST(obj) \
+    OBJECT_CHECK(PCIDevice), (obj), TYPE_VERSATILE_PCIHOST)
+
 static inline uint32_t vpb_pci_config_addr(hwaddr addr)
 {
     return addr & 0xffffff;
@@ -57,16 +65,17 @@ static void pci_vpb_set_irq(void *opaque, int irq_num, int level)
     qemu_set_irq(pic[irq_num], level);
 }
 
-static int pci_vpb_init(SysBusDevice *dev)
+static void pci_vpb_realize(DeviceState *dev, Error **errp)
 {
-    PCIVPBState *s = FROM_SYSBUS(PCIVPBState, dev);
+    PCIVPBState *s = PCI_VPB(dev);
+    SysBusDevice *sbd = SYS_BUS_DEVICE(dev);
     PCIBus *bus;
     int i;
 
     for (i = 0; i < 4; i++) {
-        sysbus_init_irq(dev, &s->irq[i]);
+        sysbus_init_irq(sbd, &s->irq[i]);
     }
-    bus = pci_register_bus(&dev->qdev, "pci",
+    bus = pci_register_bus(dev, "pci",
                            pci_vpb_set_irq, pci_vpb_map_irq, s->irq,
                            get_system_memory(), get_system_io(),
                            PCI_DEVFN(11, 0), 4);
@@ -80,15 +89,14 @@ static int pci_vpb_init(SysBusDevice *dev)
      */
     memory_region_init_io(&s->mem_config, &pci_vpb_config_ops, bus,
                           "pci-vpb-selfconfig", 0x1000000);
-    sysbus_init_mmio(dev, &s->mem_config);
+    sysbus_init_mmio(sbd, &s->mem_config);
     memory_region_init_io(&s->mem_config2, &pci_vpb_config_ops, bus,
                           "pci-vpb-config", 0x1000000);
-    sysbus_init_mmio(dev, &s->mem_config2);
+    sysbus_init_mmio(sbd, &s->mem_config2);
     isa_mmio_setup(&s->isa, 0x0100000);
-    sysbus_init_mmio(dev, &s->isa);
+    sysbus_init_mmio(sbd, &s->isa);
 
     pci_create_simple(bus, -1, "versatile_pci_host");
-    return 0;
 }
 
 static int versatile_pci_host_init(PCIDevice *d)
@@ -110,7 +118,7 @@ static void versatile_pci_host_class_init(ObjectClass *klass, void *data)
 }
 
 static const TypeInfo versatile_pci_host_info = {
-    .name          = "versatile_pci_host",
+    .name          = TYPE_VERSATILE_PCI_HOST,
     .parent        = TYPE_PCI_DEVICE,
     .instance_size = sizeof(PCIDevice),
     .class_init    = versatile_pci_host_class_init,
@@ -118,13 +126,13 @@ static const TypeInfo versatile_pci_host_info = {
 
 static void pci_vpb_class_init(ObjectClass *klass, void *data)
 {
-    SysBusDeviceClass *sdc = SYS_BUS_DEVICE_CLASS(klass);
+    DeviceClass *dc = DEVICE_CLASS(klass);
 
-    sdc->init = pci_vpb_init;
+    dc->realize = pci_vpb_realize;
 }
 
 static const TypeInfo pci_vpb_info = {
-    .name          = "versatile_pci",
+    .name          = TYPE_VERSATILE_PCI,
     .parent        = TYPE_SYS_BUS_DEVICE,
     .instance_size = sizeof(PCIVPBState),
     .class_init    = pci_vpb_class_init,