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/qdev-properties.h" 13 #include "hw/virtio/virtio.h" 14 #include "qapi/error.h" 15 #include "qemu/module.h" 16 #include "virtio-ccw.h" 17 #include "hw/virtio/virtio-crypto.h" 18 19 #define TYPE_VIRTIO_CRYPTO_CCW "virtio-crypto-ccw" 20 OBJECT_DECLARE_SIMPLE_TYPE(VirtIOCryptoCcw, VIRTIO_CRYPTO_CCW) 21 22 struct VirtIOCryptoCcw { 23 VirtioCcwDevice parent_obj; 24 VirtIOCrypto vdev; 25 }; 26 27 static void virtio_ccw_crypto_realize(VirtioCcwDevice *ccw_dev, Error **errp) 28 { 29 VirtIOCryptoCcw *dev = VIRTIO_CRYPTO_CCW(ccw_dev); 30 DeviceState *vdev = DEVICE(&dev->vdev); 31 32 if (!qdev_realize(vdev, BUS(&ccw_dev->bus), errp)) { 33 return; 34 } 35 } 36 37 static void virtio_ccw_crypto_instance_init(Object *obj) 38 { 39 VirtIOCryptoCcw *dev = VIRTIO_CRYPTO_CCW(obj); 40 VirtioCcwDevice *ccw_dev = VIRTIO_CCW_DEVICE(obj); 41 42 ccw_dev->force_revision_1 = true; 43 virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev), 44 TYPE_VIRTIO_CRYPTO); 45 } 46 47 static const Property virtio_ccw_crypto_properties[] = { 48 DEFINE_PROP_BIT("ioeventfd", VirtioCcwDevice, flags, 49 VIRTIO_CCW_FLAG_USE_IOEVENTFD_BIT, true), 50 DEFINE_PROP_UINT32("max_revision", VirtioCcwDevice, max_rev, 51 VIRTIO_CCW_MAX_REV), 52 }; 53 54 static void virtio_ccw_crypto_class_init(ObjectClass *klass, void *data) 55 { 56 DeviceClass *dc = DEVICE_CLASS(klass); 57 VirtIOCCWDeviceClass *k = VIRTIO_CCW_DEVICE_CLASS(klass); 58 59 k->realize = virtio_ccw_crypto_realize; 60 device_class_set_props(dc, virtio_ccw_crypto_properties); 61 set_bit(DEVICE_CATEGORY_MISC, dc->categories); 62 } 63 64 static const TypeInfo virtio_ccw_crypto = { 65 .name = TYPE_VIRTIO_CRYPTO_CCW, 66 .parent = TYPE_VIRTIO_CCW_DEVICE, 67 .instance_size = sizeof(VirtIOCryptoCcw), 68 .instance_init = virtio_ccw_crypto_instance_init, 69 .class_init = virtio_ccw_crypto_class_init, 70 }; 71 72 static void virtio_ccw_crypto_register(void) 73 { 74 type_register_static(&virtio_ccw_crypto); 75 } 76 77 type_init(virtio_ccw_crypto_register) 78