summaryrefslogtreecommitdiff
path: root/hw/audio
diff options
context:
space:
mode:
Diffstat (limited to 'hw/audio')
-rw-r--r--hw/audio/sb16.c14
1 files changed, 8 insertions, 6 deletions
diff --git a/hw/audio/sb16.c b/hw/audio/sb16.c
index 783b6b4351..61583bc6fd 100644
--- a/hw/audio/sb16.c
+++ b/hw/audio/sb16.c
@@ -47,8 +47,12 @@
static const char e3[] = "COPYRIGHT (C) CREATIVE TECHNOLOGY LTD, 1992.";
+#define TYPE_SB16 "sb16"
+#define SB16(obj) OBJECT_CHECK (SB16State, (obj), TYPE_SB16)
+
typedef struct SB16State {
- ISADevice dev;
+ ISADevice parent_obj;
+
QEMUSoundCard card;
qemu_irq pic;
uint32_t irq;
@@ -1354,9 +1358,7 @@ static const MemoryRegionPortio sb16_ioport_list[] = {
static int sb16_initfn (ISADevice *dev)
{
- SB16State *s;
-
- s = DO_UPCAST (SB16State, dev, dev);
+ SB16State *s = SB16 (dev);
s->cmd = -1;
isa_init_irq (dev, &s->pic, s->irq);
@@ -1386,7 +1388,7 @@ static int sb16_initfn (ISADevice *dev)
int SB16_init (ISABus *bus)
{
- isa_create_simple (bus, "sb16");
+ isa_create_simple (bus, TYPE_SB16);
return 0;
}
@@ -1410,7 +1412,7 @@ static void sb16_class_initfn (ObjectClass *klass, void *data)
}
static const TypeInfo sb16_info = {
- .name = "sb16",
+ .name = TYPE_SB16,
.parent = TYPE_ISA_DEVICE,
.instance_size = sizeof (SB16State),
.class_init = sb16_class_initfn,