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hw/s390x: Move virtio-ccw-rng code to a separate file 

The code should only be enabled if CONFIG_VIRTIO_RNG has been set.
This can be done best if the code resides in a separate file.

Signed-off-by: Thomas Huth <thuth@redhat.com>
Message-Id: <1532521224-27235-6-git-send-email-thuth@redhat.com>
Signed-off-by: Cornelia Huck <cohuck@redhat.com>
This commit is contained in:
Thomas Huth 2018-07-25 14:20:19 +02:00 committed by Cornelia Huck
parent e594bfedd1
commit dcdc7ad3ac
3 changed files with 75 additions and 53 deletions
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1
hw/s390x/Makefile.objs
View File

@ -11,6 +11,7 @@ obj-y += virtio-ccw.o
obj-$(CONFIG_VIRTIO_SERIAL) += virtio-ccw-serial.o
obj-$(CONFIG_VIRTIO_BALLOON) += virtio-ccw-balloon.o
obj-$(CONFIG_VIRTIO_SCSI) += virtio-ccw-scsi.o
obj-$(CONFIG_VIRTIO_RNG) += virtio-ccw-rng.o
obj-y += css-bridge.o
obj-y += ccw-device.o
obj-$(CONFIG_PCI) += s390-pci-bus.o s390-pci-inst.o

74
hw/s390x/virtio-ccw-rng.c Normal file
View File

@ -0,0 +1,74 @@
/*
* virtio ccw random number generator implementation
*
* Copyright 2012, 2015 IBM Corp.
* Author(s): Cornelia Huck <cornelia.huck@de.ibm.com>
*
* This work is licensed under the terms of the GNU GPL, version 2 or (at
* your option) any later version. See the COPYING file in the top-level
* directory.
*/
#include "qemu/osdep.h"
#include "hw/virtio/virtio.h"
#include "qapi/error.h"
#include "virtio-ccw.h"
static void virtio_ccw_rng_realize(VirtioCcwDevice *ccw_dev, Error **errp)
{
VirtIORNGCcw *dev = VIRTIO_RNG_CCW(ccw_dev);
DeviceState *vdev = DEVICE(&dev->vdev);
Error *err = NULL;
qdev_set_parent_bus(vdev, BUS(&ccw_dev->bus));
object_property_set_bool(OBJECT(vdev), true, "realized", &err);
if (err) {
error_propagate(errp, err);
return;
}
object_property_set_link(OBJECT(dev),
OBJECT(dev->vdev.conf.rng), "rng",
NULL);
}
static void virtio_ccw_rng_instance_init(Object *obj)
{
VirtIORNGCcw *dev = VIRTIO_RNG_CCW(obj);
virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev),
TYPE_VIRTIO_RNG);
}
static Property virtio_ccw_rng_properties[] = {
DEFINE_PROP_BIT("ioeventfd", VirtioCcwDevice, flags,
VIRTIO_CCW_FLAG_USE_IOEVENTFD_BIT, true),
DEFINE_PROP_UINT32("max_revision", VirtioCcwDevice, max_rev,
VIRTIO_CCW_MAX_REV),
DEFINE_PROP_END_OF_LIST(),
};
static void virtio_ccw_rng_class_init(ObjectClass *klass, void *data)
{
DeviceClass *dc = DEVICE_CLASS(klass);
VirtIOCCWDeviceClass *k = VIRTIO_CCW_DEVICE_CLASS(klass);
k->realize = virtio_ccw_rng_realize;
dc->props = virtio_ccw_rng_properties;
set_bit(DEVICE_CATEGORY_MISC, dc->categories);
}
static const TypeInfo virtio_ccw_rng = {
.name = TYPE_VIRTIO_RNG_CCW,
.parent = TYPE_VIRTIO_CCW_DEVICE,
.instance_size = sizeof(VirtIORNGCcw),
.instance_init = virtio_ccw_rng_instance_init,
.class_init = virtio_ccw_rng_class_init,
};
static void virtio_ccw_rng_register(void)
{
type_register_static(&virtio_ccw_rng);
}
type_init(virtio_ccw_rng_register)

53
hw/s390x/virtio-ccw.c
View File

@ -808,24 +808,6 @@ static void virtio_ccw_blk_instance_init(Object *obj)
"bootindex", &error_abort);
}
static void virtio_ccw_rng_realize(VirtioCcwDevice *ccw_dev, Error **errp)
{
VirtIORNGCcw *dev = VIRTIO_RNG_CCW(ccw_dev);
DeviceState *vdev = DEVICE(&dev->vdev);
Error *err = NULL;
qdev_set_parent_bus(vdev, BUS(&ccw_dev->bus));
object_property_set_bool(OBJECT(vdev), true, "realized", &err);
if (err) {
error_propagate(errp, err);
return;
}
object_property_set_link(OBJECT(dev),
OBJECT(dev->vdev.conf.rng), "rng",
NULL);
}
static void virtio_ccw_crypto_realize(VirtioCcwDevice *ccw_dev, Error **errp)
{
VirtIOCryptoCcw *dev = VIRTIO_CRYPTO_CCW(ccw_dev);
@ -1288,40 +1270,6 @@ static const TypeInfo virtio_ccw_blk = {
.class_init = virtio_ccw_blk_class_init,
};
static void virtio_ccw_rng_instance_init(Object *obj)
{
VirtIORNGCcw *dev = VIRTIO_RNG_CCW(obj);
virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev),
TYPE_VIRTIO_RNG);
}
static Property virtio_ccw_rng_properties[] = {
DEFINE_PROP_BIT("ioeventfd", VirtioCcwDevice, flags,
VIRTIO_CCW_FLAG_USE_IOEVENTFD_BIT, true),
DEFINE_PROP_UINT32("max_revision", VirtioCcwDevice, max_rev,
VIRTIO_CCW_MAX_REV),
DEFINE_PROP_END_OF_LIST(),
};
static void virtio_ccw_rng_class_init(ObjectClass *klass, void *data)
{
DeviceClass *dc = DEVICE_CLASS(klass);
VirtIOCCWDeviceClass *k = VIRTIO_CCW_DEVICE_CLASS(klass);
k->realize = virtio_ccw_rng_realize;
dc->props = virtio_ccw_rng_properties;
set_bit(DEVICE_CATEGORY_MISC, dc->categories);
}
static const TypeInfo virtio_ccw_rng = {
.name = TYPE_VIRTIO_RNG_CCW,
.parent = TYPE_VIRTIO_CCW_DEVICE,
.instance_size = sizeof(VirtIORNGCcw),
.instance_init = virtio_ccw_rng_instance_init,
.class_init = virtio_ccw_rng_class_init,
};
static Property virtio_ccw_crypto_properties[] = {
DEFINE_PROP_BIT("ioeventfd", VirtioCcwDevice, flags,
VIRTIO_CCW_FLAG_USE_IOEVENTFD_BIT, true),
@ -1659,7 +1607,6 @@ static void virtio_ccw_register(void)
type_register_static(&virtio_ccw_device_info);
type_register_static(&virtio_ccw_blk);
type_register_static(&virtio_ccw_net);
type_register_static(&virtio_ccw_rng);
#ifdef CONFIG_VIRTFS
type_register_static(&virtio_ccw_9p_info);
#endif