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stellaris: QOM cast cleanup for stellaris_adc_state

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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 09:13:06 +02:00
parent d94a40156b
commit 7df7f67ae1
1 changed files with 16 additions and 11 deletions
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27
hw/arm/stellaris.c
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@ -897,9 +897,13 @@ static int stellaris_i2c_init(SysBusDevice *sbd)
#define STELLARIS_ADC_FIFO_EMPTY 0x0100
#define STELLARIS_ADC_FIFO_FULL 0x1000
typedef struct
{
SysBusDevice busdev;
#define TYPE_STELLARIS_ADC "stellaris-adc"
#define STELLARIS_ADC(obj) \
OBJECT_CHECK(stellaris_adc_state, (obj), TYPE_STELLARIS_ADC)
typedef struct StellarisADCState {
SysBusDevice parent_obj;
MemoryRegion iomem;
uint32_t actss;
uint32_t ris;
@ -1148,21 +1152,22 @@ static const VMStateDescription vmstate_stellaris_adc = {
}
};
static int stellaris_adc_init(SysBusDevice *dev)
static int stellaris_adc_init(SysBusDevice *sbd)
{
stellaris_adc_state *s = FROM_SYSBUS(stellaris_adc_state, dev);
DeviceState *dev = DEVICE(sbd);
stellaris_adc_state *s = STELLARIS_ADC(dev);
int n;
for (n = 0; n < 4; n++) {
sysbus_init_irq(dev, &s->irq[n]);
sysbus_init_irq(sbd, &s->irq[n]);
}
memory_region_init_io(&s->iomem, OBJECT(s), &stellaris_adc_ops, s,
"adc", 0x1000);
sysbus_init_mmio(dev, &s->iomem);
sysbus_init_mmio(sbd, &s->iomem);
stellaris_adc_reset(s);
qdev_init_gpio_in(&dev->qdev, stellaris_adc_trigger, 1);
vmstate_register(&dev->qdev, -1, &vmstate_stellaris_adc, s);
qdev_init_gpio_in(dev, stellaris_adc_trigger, 1);
vmstate_register(dev, -1, &vmstate_stellaris_adc, s);
return 0;
}
@ -1219,7 +1224,7 @@ static void stellaris_init(const char *kernel_filename, const char *cpu_model,
flash_size, sram_size, kernel_filename, cpu_model);
if (board->dc1 & (1 << 16)) {
dev = sysbus_create_varargs("stellaris-adc", 0x40038000,
dev = sysbus_create_varargs(TYPE_STELLARIS_ADC, 0x40038000,
pic[14], pic[15], pic[16], pic[17], NULL);
adc = qdev_get_gpio_in(dev, 0);
} else {
@ -1397,7 +1402,7 @@ static void stellaris_adc_class_init(ObjectClass *klass, void *data)
}
static const TypeInfo stellaris_adc_info = {
.name = "stellaris-adc",
.name = TYPE_STELLARIS_ADC,
.parent = TYPE_SYS_BUS_DEVICE,
.instance_size = sizeof(stellaris_adc_state),
.class_init = stellaris_adc_class_init,