xilinx_intc: QOM cast cleanup

Signed-off-by: Andreas Färber <afaerber@suse.de>
qemu · Jul 29, 2013 · cc3e064 · cc3e064
1 parent 7abad86
commit cc3e064
Showing 1 changed file with 12 additions and 7 deletions.
diff --git a/hw/intc/xilinx_intc.c b/hw/intc/xilinx_intc.c
@@ -37,9 +37,13 @@
 #define R_MER       7
 #define R_MAX       8
 
+#define TYPE_XILINX_INTC "xlnx.xps-intc"
+#define XILINX_INTC(obj) OBJECT_CHECK(struct xlx_pic, (obj), TYPE_XILINX_INTC)
+
 struct xlx_pic
 {
-    SysBusDevice busdev;
+    SysBusDevice parent_obj;
+
     MemoryRegion mmio;
     qemu_irq parent_irq;
 
@@ -153,16 +157,17 @@ static void irq_handler(void *opaque, int irq, int level)
     update_irq(p);
 }
 
-static int xilinx_intc_init(SysBusDevice *dev)
+static int xilinx_intc_init(SysBusDevice *sbd)
 {
-    struct xlx_pic *p = FROM_SYSBUS(typeof (*p), dev);
+    DeviceState *dev = DEVICE(sbd);
+    struct xlx_pic *p = XILINX_INTC(dev);
 
-    qdev_init_gpio_in(&dev->qdev, irq_handler, 32);
-    sysbus_init_irq(dev, &p->parent_irq);
+    qdev_init_gpio_in(dev, irq_handler, 32);
+    sysbus_init_irq(sbd, &p->parent_irq);
 
     memory_region_init_io(&p->mmio, OBJECT(p), &pic_ops, p, "xlnx.xps-intc",
                           R_MAX * 4);
-    sysbus_init_mmio(dev, &p->mmio);
+    sysbus_init_mmio(sbd, &p->mmio);
     return 0;
 }
 
@@ -181,7 +186,7 @@ static void xilinx_intc_class_init(ObjectClass *klass, void *data)
 }
 
 static const TypeInfo xilinx_intc_info = {
-    .name          = "xlnx.xps-intc",
+    .name          = TYPE_XILINX_INTC,
     .parent        = TYPE_SYS_BUS_DEVICE,
     .instance_size = sizeof(struct xlx_pic),
     .class_init    = xilinx_intc_class_init,