dma/puv3_dma: Convert sysbus init function to realize function

Use DeviceClass rather than SysBusDeviceClass in
puv3_dma_class_init().

Cc: gxt@mprc.pku.edu.cn
Signed-off-by: Mao Zhongyi <maozhongyi@cmss.chinamobile.com>
Signed-off-by: Zhang Shengju <zhangshengju@cmss.chinamobile.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-id: 20181130093852.20739-7-maozhongyi@cmss.chinamobile.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

diff --git a/hw/dma/puv3_dma.c b/hw/dma/puv3_dma.c
index b97a6c1..c89eade 100644 (file)
--- a/hw/dma/puv3_dma.c
+++ b/hw/dma/puv3_dma.c
@@ -76,7 +76,7 @@ static const MemoryRegionOps puv3_dma_ops = {
     .endianness = DEVICE_NATIVE_ENDIAN,
 };
 
-static int puv3_dma_init(SysBusDevice *dev)
+static void puv3_dma_realize(DeviceState *dev, Error **errp)
 {
     PUV3DMAState *s = PUV3_DMA(dev);
     int i;
@@ -87,16 +87,14 @@ static int puv3_dma_init(SysBusDevice *dev)
 
     memory_region_init_io(&s->iomem, OBJECT(s), &puv3_dma_ops, s, "puv3_dma",
             PUV3_REGS_OFFSET);
-    sysbus_init_mmio(dev, &s->iomem);
-
-    return 0;
+    sysbus_init_mmio(SYS_BUS_DEVICE(dev), &s->iomem);
 }
 
 static void puv3_dma_class_init(ObjectClass *klass, void *data)
 {
-    SysBusDeviceClass *sdc = SYS_BUS_DEVICE_CLASS(klass);
+    DeviceClass *dc = DEVICE_CLASS(klass);
 
-    sdc->init = puv3_dma_init;
+    dc->realize = puv3_dma_realize;
 }
 
 static const TypeInfo puv3_dma_info = {