1 /* 2 * virtio ccw crypto implementation 3 * 4 * Copyright 2012, 2015 IBM Corp. 5 * 6 * This work is licensed under the terms of the GNU GPL, version 2 or (at 7 * your option) any later version. See the COPYING file in the top-level 8 * directory. 9 */ 10 11 #include "qemu/osdep.h" 12 #include "hw/virtio/virtio.h" 13 #include "qapi/error.h" 14 #include "virtio-ccw.h" 15 16 static void virtio_ccw_crypto_realize(VirtioCcwDevice *ccw_dev, Error **errp) 17 { 18 VirtIOCryptoCcw *dev = VIRTIO_CRYPTO_CCW(ccw_dev); 19 DeviceState *vdev = DEVICE(&dev->vdev); 20 Error *err = NULL; 21 22 qdev_set_parent_bus(vdev, BUS(&ccw_dev->bus)); 23 object_property_set_bool(OBJECT(vdev), true, "realized", &err); 24 if (err) { 25 error_propagate(errp, err); 26 return; 27 } 28 29 object_property_set_link(OBJECT(vdev), 30 OBJECT(dev->vdev.conf.cryptodev), "cryptodev", 31 NULL); 32 } 33 34 static void virtio_ccw_crypto_instance_init(Object *obj) 35 { 36 VirtIOCryptoCcw *dev = VIRTIO_CRYPTO_CCW(obj); 37 VirtioCcwDevice *ccw_dev = VIRTIO_CCW_DEVICE(obj); 38 39 ccw_dev->force_revision_1 = true; 40 virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev), 41 TYPE_VIRTIO_CRYPTO); 42 } 43 44 static Property virtio_ccw_crypto_properties[] = { 45 DEFINE_PROP_BIT("ioeventfd", VirtioCcwDevice, flags, 46 VIRTIO_CCW_FLAG_USE_IOEVENTFD_BIT, true), 47 DEFINE_PROP_UINT32("max_revision", VirtioCcwDevice, max_rev, 48 VIRTIO_CCW_MAX_REV), 49 DEFINE_PROP_END_OF_LIST(), 50 }; 51 52 static void virtio_ccw_crypto_class_init(ObjectClass *klass, void *data) 53 { 54 DeviceClass *dc = DEVICE_CLASS(klass); 55 VirtIOCCWDeviceClass *k = VIRTIO_CCW_DEVICE_CLASS(klass); 56 57 k->realize = virtio_ccw_crypto_realize; 58 dc->props = virtio_ccw_crypto_properties; 59 set_bit(DEVICE_CATEGORY_MISC, dc->categories); 60 } 61 62 static const TypeInfo virtio_ccw_crypto = { 63 .name = TYPE_VIRTIO_CRYPTO_CCW, 64 .parent = TYPE_VIRTIO_CCW_DEVICE, 65 .instance_size = sizeof(VirtIOCryptoCcw), 66 .instance_init = virtio_ccw_crypto_instance_init, 67 .class_init = virtio_ccw_crypto_class_init, 68 }; 69 70 static void virtio_ccw_crypto_register(void) 71 { 72 type_register_static(&virtio_ccw_crypto); 73 } 74 75 type_init(virtio_ccw_crypto_register) 76