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pcspk: QOM'ify

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Introduce type constant and cast macro to obsolete DO_UPCAST().

Prepares for ISA realizefn.

Signed-off-by: Andreas Färber <afaerber@suse.de>
Signed-off-by: Andreas Färber <afaerber@suse.de>
Message-id: 1367093935-29091-14-git-send-email-afaerber@suse.de
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
This commit is contained in:
Andreas Färber 2013-04-27 22:18:48 +02:00 committed by Anthony Liguori
parent a2e0b863eb
commit d367ece5e5
2 changed files with 9 additions and 4 deletions
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9
hw/audio/pcspk.c
View File

@ -35,8 +35,11 @@
#define PCSPK_MAX_FREQ (PCSPK_SAMPLE_RATE >> 1)
#define PCSPK_MIN_COUNT ((PIT_FREQ + PCSPK_MAX_FREQ - 1) / PCSPK_MAX_FREQ)
#define PC_SPEAKER(obj) OBJECT_CHECK(PCSpkState, (obj), TYPE_PC_SPEAKER)
typedef struct {
ISADevice dev;
ISADevice parent_obj;
MemoryRegion ioport;
uint32_t iobase;
uint8_t sample_buf[PCSPK_BUF_LEN];
@ -161,7 +164,7 @@ static const MemoryRegionOps pcspk_io_ops = {
static int pcspk_initfn(ISADevice *dev)
{
PCSpkState *s = DO_UPCAST(PCSpkState, dev, dev);
PCSpkState *s = PC_SPEAKER(dev);
memory_region_init_io(&s->ioport, &pcspk_io_ops, s, "elcr", 1);
isa_register_ioport(dev, &s->ioport, s->iobase);
@ -188,7 +191,7 @@ static void pcspk_class_initfn(ObjectClass *klass, void *data)
}
static const TypeInfo pcspk_info = {
.name = "isa-pcspk",
.name = TYPE_PC_SPEAKER,
.parent = TYPE_ISA_DEVICE,
.instance_size = sizeof(PCSpkState),
.class_init = pcspk_class_initfn,

4
include/hw/audio/pcspk.h
View File

@ -28,11 +28,13 @@
#include "hw/hw.h"
#include "hw/isa/isa.h"
#define TYPE_PC_SPEAKER "isa-pcspk"
static inline ISADevice *pcspk_init(ISABus *bus, ISADevice *pit)
{
ISADevice *dev;
dev = isa_create(bus, "isa-pcspk");
dev = isa_create(bus, TYPE_PC_SPEAKER);
qdev_prop_set_uint32(&dev->qdev, "iobase", 0x61);
qdev_prop_set_ptr(&dev->qdev, "pit", pit);
qdev_init_nofail(&dev->qdev);