pflash-cfi02: QOM'ify some more

Introduce type constant and replace FROM_SYSBUS().

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 18:18:28 +08:00 committed by Andreas Färber
parent f1b44f0e41
commit 3509c396d2

View file

@ -55,8 +55,14 @@ do { \
#define PFLASH_LAZY_ROMD_THRESHOLD 42
#define TYPE_CFI_PFLASH02 "cfi.pflash02"
#define CFI_PFLASH02(obj) OBJECT_CHECK(pflash_t, (obj), TYPE_CFI_PFLASH02)
struct pflash_t {
SysBusDevice busdev;
/*< private >*/
SysBusDevice parent_obj;
/*< public >*/
BlockDriverState *bs;
uint32_t sector_len;
uint32_t nb_blocs;
@ -588,7 +594,7 @@ static const MemoryRegionOps pflash_cfi02_ops_le = {
static int pflash_cfi02_init(SysBusDevice *dev)
{
pflash_t *pfl = FROM_SYSBUS(typeof(*pfl), dev);
pflash_t *pfl = CFI_PFLASH02(dev);
uint32_t chip_len;
int ret;
@ -737,7 +743,7 @@ static void pflash_cfi02_class_init(ObjectClass *klass, void *data)
}
static const TypeInfo pflash_cfi02_info = {
.name = "cfi.pflash02",
.name = TYPE_CFI_PFLASH02,
.parent = TYPE_SYS_BUS_DEVICE,
.instance_size = sizeof(struct pflash_t),
.class_init = pflash_cfi02_class_init,
@ -760,10 +766,7 @@ pflash_t *pflash_cfi02_register(hwaddr base,
uint16_t unlock_addr0, uint16_t unlock_addr1,
int be)
{
DeviceState *dev = qdev_create(NULL, "cfi.pflash02");
SysBusDevice *busdev = SYS_BUS_DEVICE(dev);
pflash_t *pfl = (pflash_t *)object_dynamic_cast(OBJECT(dev),
"cfi.pflash02");
DeviceState *dev = qdev_create(NULL, TYPE_CFI_PFLASH02);
if (bs && qdev_prop_set_drive(dev, "drive", bs)) {
abort();
@ -782,6 +785,6 @@ pflash_t *pflash_cfi02_register(hwaddr base,
qdev_prop_set_string(dev, "name", name);
qdev_init_nofail(dev);
sysbus_mmio_map(busdev, 0, base);
return pfl;
sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, base);
return CFI_PFLASH02(dev);
}