scsi/esp: QOM'ify some more

Introduce type constant and avoid DO_UPCAST().

Signed-off-by: Hu Tao <hutao@cn.fujitsu.com>
[AF: Renamed parent field]
Signed-off-by: Andreas Färber <afaerber@suse.de>
This commit is contained in:
Hu Tao 2013-07-01 18:18:34 +08:00 committed by Andreas Färber
parent 2ce92a1102
commit a71c7ec529

View file

@ -578,8 +578,14 @@ const VMStateDescription vmstate_esp = {
}
};
#define TYPE_ESP "esp"
#define ESP(obj) OBJECT_CHECK(SysBusESPState, (obj), TYPE_ESP)
typedef struct {
SysBusDevice busdev;
/*< private >*/
SysBusDevice parent_obj;
/*< public >*/
MemoryRegion iomem;
uint32_t it_shift;
ESPState esp;
@ -623,8 +629,8 @@ void esp_init(hwaddr espaddr, int it_shift,
SysBusESPState *sysbus;
ESPState *esp;
dev = qdev_create(NULL, "esp");
sysbus = DO_UPCAST(SysBusESPState, busdev.qdev, dev);
dev = qdev_create(NULL, TYPE_ESP);
sysbus = ESP(dev);
esp = &sysbus->esp;
esp->dma_memory_read = dma_memory_read;
esp->dma_memory_write = dma_memory_write;
@ -652,8 +658,7 @@ static const struct SCSIBusInfo esp_scsi_info = {
static void sysbus_esp_gpio_demux(void *opaque, int irq, int level)
{
DeviceState *d = opaque;
SysBusESPState *sysbus = container_of(d, SysBusESPState, busdev.qdev);
SysBusESPState *sysbus = ESP(opaque);
ESPState *s = &sysbus->esp;
switch (irq) {
@ -668,7 +673,7 @@ static void sysbus_esp_gpio_demux(void *opaque, int irq, int level)
static int sysbus_esp_init(SysBusDevice *dev)
{
SysBusESPState *sysbus = FROM_SYSBUS(SysBusESPState, dev);
SysBusESPState *sysbus = ESP(dev);
ESPState *s = &sysbus->esp;
sysbus_init_irq(dev, &s->irq);
@ -687,7 +692,7 @@ static int sysbus_esp_init(SysBusDevice *dev)
static void sysbus_esp_hard_reset(DeviceState *dev)
{
SysBusESPState *sysbus = DO_UPCAST(SysBusESPState, busdev.qdev, dev);
SysBusESPState *sysbus = ESP(dev);
esp_hard_reset(&sysbus->esp);
}
@ -713,7 +718,7 @@ static void sysbus_esp_class_init(ObjectClass *klass, void *data)
}
static const TypeInfo sysbus_esp_info = {
.name = "esp",
.name = TYPE_ESP,
.parent = TYPE_SYS_BUS_DEVICE,
.instance_size = sizeof(SysBusESPState),
.class_init = sysbus_esp_class_init,