cs4231: QOM cast cleanup

Introduce a type constant, use QOM casts and rename the parent field.

Reviewed-by: Hu Tao <hutao@cn.fujitsu.com>
Signed-off-by: Andreas Färber <afaerber@suse.de>
This commit is contained in:
Andreas Färber 2013-07-24 10:04:31 +02:00
parent 24bf6c1f2a
commit f9e7419039

View File

@ -33,8 +33,13 @@
#define CS_DREGS 32
#define CS_MAXDREG (CS_DREGS - 1)
#define TYPE_CS4231 "SUNW,CS4231"
#define CS4231(obj) \
OBJECT_CHECK(CSState, (obj), TYPE_CS4231)
typedef struct CSState {
SysBusDevice busdev;
SysBusDevice parent_obj;
MemoryRegion iomem;
qemu_irq irq;
uint32_t regs[CS_REGS];
@ -47,7 +52,7 @@ typedef struct CSState {
static void cs_reset(DeviceState *d)
{
CSState *s = container_of(d, CSState, busdev.qdev);
CSState *s = CS4231(d);
memset(s->regs, 0, CS_REGS * 4);
memset(s->dregs, 0, CS_DREGS);
@ -111,7 +116,7 @@ static void cs_mem_write(void *opaque, hwaddr addr,
break;
case 4:
if (val & 1) {
cs_reset(&s->busdev.qdev);
cs_reset(DEVICE(s));
}
val &= 0x7f;
s->regs[saddr] = val;
@ -142,7 +147,7 @@ static const VMStateDescription vmstate_cs4231 = {
static int cs4231_init1(SysBusDevice *dev)
{
CSState *s = FROM_SYSBUS(CSState, dev);
CSState *s = CS4231(dev);
memory_region_init_io(&s->iomem, OBJECT(s), &cs_mem_ops, s, "cs4321",
CS_SIZE);
@ -168,7 +173,7 @@ static void cs4231_class_init(ObjectClass *klass, void *data)
}
static const TypeInfo cs4231_info = {
.name = "SUNW,CS4231",
.name = TYPE_CS4231,
.parent = TYPE_SYS_BUS_DEVICE,
.instance_size = sizeof(CSState),
.class_init = cs4231_class_init,