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strongarm: QOM cast cleanup for StrongARMSSPState

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

Signed-off-by: Andreas Färber <afaerber@suse.de>
This commit is contained in:
Andreas Färber 2013-07-24 09:32:06 +02:00
parent fff3af97b9
commit 0ca81872f7
1 changed files with 18 additions and 10 deletions
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28
hw/arm/strongarm.c
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@ -1336,8 +1336,14 @@ static const TypeInfo strongarm_uart_info = {
};
/* Synchronous Serial Ports */
typedef struct {
SysBusDevice busdev;
#define TYPE_STRONGARM_SSP "strongarm-ssp"
#define STRONGARM_SSP(obj) \
OBJECT_CHECK(StrongARMSSPState, (obj), TYPE_STRONGARM_SSP)
typedef struct StrongARMSSPState {
SysBusDevice parent_obj;
MemoryRegion iomem;
qemu_irq irq;
SSIBus *bus;
@ -1519,23 +1525,25 @@ static int strongarm_ssp_post_load(void *opaque, int version_id)
return 0;
}
static int strongarm_ssp_init(SysBusDevice *dev)
static int strongarm_ssp_init(SysBusDevice *sbd)
{
StrongARMSSPState *s = FROM_SYSBUS(StrongARMSSPState, dev);
DeviceState *dev = DEVICE(sbd);
StrongARMSSPState *s = STRONGARM_SSP(dev);
sysbus_init_irq(dev, &s->irq);
sysbus_init_irq(sbd, &s->irq);
memory_region_init_io(&s->iomem, OBJECT(s), &strongarm_ssp_ops, s,
"ssp", 0x1000);
sysbus_init_mmio(dev, &s->iomem);
sysbus_init_mmio(sbd, &s->iomem);
s->bus = ssi_create_bus(&dev->qdev, "ssi");
s->bus = ssi_create_bus(dev, "ssi");
return 0;
}
static void strongarm_ssp_reset(DeviceState *dev)
{
StrongARMSSPState *s = DO_UPCAST(StrongARMSSPState, busdev.qdev, dev);
StrongARMSSPState *s = STRONGARM_SSP(dev);
s->sssr = 0x03; /* 3 bit data, SPI, disabled */
s->rx_start = 0;
s->rx_level = 0;
@ -1569,7 +1577,7 @@ static void strongarm_ssp_class_init(ObjectClass *klass, void *data)
}
static const TypeInfo strongarm_ssp_info = {
.name = "strongarm-ssp",
.name = TYPE_STRONGARM_SSP,
.parent = TYPE_SYS_BUS_DEVICE,
.instance_size = sizeof(StrongARMSSPState),
.class_init = strongarm_ssp_class_init,
@ -1633,7 +1641,7 @@ StrongARMState *sa1110_init(MemoryRegion *sysmem,
qdev_get_gpio_in(s->pic, sa_serial[i].irq));
}
s->ssp = sysbus_create_varargs("strongarm-ssp", 0x80070000,
s->ssp = sysbus_create_varargs(TYPE_STRONGARM_SSP, 0x80070000,
qdev_get_gpio_in(s->pic, SA_PIC_SSP), NULL);
s->ssp_bus = (SSIBus *)qdev_get_child_bus(s->ssp, "ssi");