audio: use object link instead of qdev property to pass wm8750 reference

According to qdev-properties.h, properties of pointer type should
be avoided, it seems a link type property is a good substitution.

Cc: Jan Kiszka <jan.kiszka@web.de>
Cc: Peter Maydell <peter.maydell@linaro.org>
Cc: Gerd Hoffmann <kraxel@redhat.com>

Signed-off-by: Mao Zhongyi <maozhongyi@cmss.chinamobile.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-id: 20181022074050.19638-3-maozhongyi@cmss.chinamobile.com
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Mao Zhongyi 2018-10-22 15:40:49 +08:00 committed by Gerd Hoffmann
parent a518333b15
commit a8299ec1b2
2 changed files with 8 additions and 8 deletions

View File

@ -1695,7 +1695,8 @@ static void musicpal_init(MachineState *machine)
wm8750_dev = i2c_create_slave(i2c, TYPE_WM8750, MP_WM_ADDR);
dev = qdev_create(NULL, "mv88w8618_audio");
s = SYS_BUS_DEVICE(dev);
qdev_prop_set_ptr(dev, TYPE_WM8750, wm8750_dev);
object_property_set_link(OBJECT(dev), OBJECT(wm8750_dev),
TYPE_WM8750, NULL);
qdev_init_nofail(dev);
sysbus_mmio_map(s, 0, MP_AUDIO_BASE);
sysbus_connect_irq(s, 0, pic[MP_AUDIO_IRQ]);

View File

@ -15,6 +15,7 @@
#include "hw/i2c/i2c.h"
#include "hw/audio/wm8750.h"
#include "audio/audio.h"
#include "qapi/error.h"
#define MP_AUDIO_SIZE 0x00001000
@ -252,6 +253,11 @@ static void mv88w8618_audio_init(Object *obj)
memory_region_init_io(&s->iomem, obj, &mv88w8618_audio_ops, s,
"audio", MP_AUDIO_SIZE);
sysbus_init_mmio(dev, &s->iomem);
object_property_add_link(OBJECT(dev), "wm8750", TYPE_WM8750,
(Object **) &s->wm,
qdev_prop_allow_set_link_before_realize,
0, &error_abort);
}
static void mv88w8618_audio_realize(DeviceState *dev, Error **errp)
@ -279,11 +285,6 @@ static const VMStateDescription mv88w8618_audio_vmsd = {
}
};
static Property mv88w8618_audio_properties[] = {
DEFINE_PROP_PTR(TYPE_WM8750, mv88w8618_audio_state, wm),
{/* end of list */},
};
static void mv88w8618_audio_class_init(ObjectClass *klass, void *data)
{
DeviceClass *dc = DEVICE_CLASS(klass);
@ -291,8 +292,6 @@ static void mv88w8618_audio_class_init(ObjectClass *klass, void *data)
dc->realize = mv88w8618_audio_realize;
dc->reset = mv88w8618_audio_reset;
dc->vmsd = &mv88w8618_audio_vmsd;
dc->props = mv88w8618_audio_properties;
/* Reason: pointer property "wm8750" */
dc->user_creatable = false;
}