sparc32_dma: use object link instead of qdev property to pass IOMMU reference

This enables us to remove the last remaining (opaque) qdev property. Whilst we
are here, also update iommu_init() to use TYPE_SUN4M_IOMMU instead of a
hardcoded string.

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: Artyom Tarasenko <atar4qemu@gmail.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Tested-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
master
Mark Cave-Ayland 2017-10-14 13:22:21 +01:00
parent 9227f296a9
commit f542ad0388
2 changed files with 7 additions and 10 deletions

View File

@ -263,24 +263,21 @@ static void sparc32_dma_device_init(Object *obj)
sysbus_init_mmio(sbd, &s->iomem);
object_property_add_link(OBJECT(dev), "iommu", TYPE_SUN4M_IOMMU,
(Object **) &s->iommu,
qdev_prop_allow_set_link_before_realize,
0, NULL);
qdev_init_gpio_in(dev, dma_set_irq, 1);
qdev_init_gpio_out(dev, s->gpio, 2);
}
static Property sparc32_dma_device_properties[] = {
DEFINE_PROP_PTR("iommu_opaque", DMADeviceState, iommu),
DEFINE_PROP_END_OF_LIST(),
};
static void sparc32_dma_device_class_init(ObjectClass *klass, void *data)
{
DeviceClass *dc = DEVICE_CLASS(klass);
dc->reset = sparc32_dma_device_reset;
dc->vmsd = &vmstate_sparc32_dma_device;
dc->props = sparc32_dma_device_properties;
/* Reason: pointer property "iommu_opaque" */
dc->user_creatable = false;
}
static const TypeInfo sparc32_dma_device_info = {

View File

@ -296,7 +296,7 @@ static void *iommu_init(hwaddr addr, uint32_t version, qemu_irq irq)
DeviceState *dev;
SysBusDevice *s;
dev = qdev_create(NULL, "iommu");
dev = qdev_create(NULL, TYPE_SUN4M_IOMMU);
qdev_prop_set_uint32(dev, "version", version);
qdev_init_nofail(dev);
s = SYS_BUS_DEVICE(dev);
@ -312,7 +312,7 @@ static void *sparc32_dma_init(hwaddr daddr, void *iommu, int is_ledma)
SysBusDevice *s;
dev = qdev_create(NULL, is_ledma ? "sparc32-ledma" : "sparc32-espdma");
qdev_prop_set_ptr(dev, "iommu_opaque", iommu);
object_property_set_link(OBJECT(dev), OBJECT(iommu), "iommu", &error_abort);
qdev_init_nofail(dev);
s = SYS_BUS_DEVICE(dev);
sysbus_mmio_map(s, 0, daddr);