[Qemu-devel] [PATCH 08/22] milkymist-softusb: Convert sysbus init function to realize function

[Mao Zhongyi]

Use DeviceClass rather than SysBusDeviceClass in
milkymist_softusb_class_init().

Cc: mich...@walle.cc

Signed-off-by: Mao Zhongyi <maozhon...@cmss.chinamobile.com>
Signed-off-by: Zhang Shengju <zhangshen...@cmss.chinamobile.com>
---
 hw/input/milkymist-softusb.c | 15 ++++++---------
 1 file changed, 6 insertions(+), 9 deletions(-)

diff --git a/hw/input/milkymist-softusb.c b/hw/input/milkymist-softusb.c
index ef8f47cd83..6e4cb29205 100644
--- a/hw/input/milkymist-softusb.c
+++ b/hw/input/milkymist-softusb.c
@@ -245,32 +245,30 @@ static void milkymist_softusb_reset(DeviceState *d)
     s->regs[R_CTRL] = CTRL_RESET;
 }
 
-static int milkymist_softusb_init(SysBusDevice *dev)
+static void milkymist_softusb_realize(DeviceState *dev, Error **errp)
 {
     MilkymistSoftUsbState *s = MILKYMIST_SOFTUSB(dev);
 
-    sysbus_init_irq(dev, &s->irq);
+    sysbus_init_irq(SYS_BUS_DEVICE(dev), &s->irq);
 
     memory_region_init_io(&s->regs_region, OBJECT(s), &softusb_mmio_ops, s,
                           "milkymist-softusb", R_MAX * 4);
-    sysbus_init_mmio(dev, &s->regs_region);
+    sysbus_init_mmio(SYS_BUS_DEVICE(dev), &s->regs_region);
 
     /* register pmem and dmem */
     memory_region_init_ram_nomigrate(&s->pmem, OBJECT(s), 
"milkymist-softusb.pmem",
                            s->pmem_size, &error_fatal);
     vmstate_register_ram_global(&s->pmem);
     s->pmem_ptr = memory_region_get_ram_ptr(&s->pmem);
-    sysbus_init_mmio(dev, &s->pmem);
+    sysbus_init_mmio(SYS_BUS_DEVICE(dev), &s->pmem);
     memory_region_init_ram_nomigrate(&s->dmem, OBJECT(s), 
"milkymist-softusb.dmem",
                            s->dmem_size, &error_fatal);
     vmstate_register_ram_global(&s->dmem);
     s->dmem_ptr = memory_region_get_ram_ptr(&s->dmem);
-    sysbus_init_mmio(dev, &s->dmem);
+    sysbus_init_mmio(SYS_BUS_DEVICE(dev), &s->dmem);
 
     hid_init(&s->hid_kbd, HID_KEYBOARD, softusb_kbd_hid_datain);
     hid_init(&s->hid_mouse, HID_MOUSE, softusb_mouse_hid_datain);
-
-    return 0;
 }
 
 static const VMStateDescription vmstate_milkymist_softusb = {
@@ -296,9 +294,8 @@ static Property milkymist_softusb_properties[] = {
 static void milkymist_softusb_class_init(ObjectClass *klass, void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(klass);
-    SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass);
 
-    k->init = milkymist_softusb_init;
+    dc->realize = milkymist_softusb_realize;
     dc->reset = milkymist_softusb_reset;
     dc->vmsd = &vmstate_milkymist_softusb;
     dc->props = milkymist_softusb_properties;
-- 
2.17.1