hw/virtio/vhost-backend.h

41 struct vhost_inflight;
42 struct vhost_dev;
43 struct vhost_log;
44 struct vhost_memory;
45 struct vhost_vring_file;
46 struct vhost_vring_state;
47 struct vhost_vring_addr;
48 struct vhost_vring_worker;
49 struct vhost_worker_state;
50 struct vhost_scsi_target;
51 struct vhost_iotlb_msg;
52 struct vhost_virtqueue;
54 typedef int (*vhost_backend_init)(struct vhost_dev *dev, void *opaque,
56 typedef int (*vhost_backend_cleanup)(struct vhost_dev *dev);
57 typedef int (*vhost_backend_memslots_limit)(struct vhost_dev *dev);
59 typedef int (*vhost_net_set_backend_op)(struct vhost_dev *dev,
60                                 struct vhost_vring_file *file);
61 typedef int (*vhost_net_set_mtu_op)(struct vhost_dev *dev, uint16_t mtu);
62 typedef int (*vhost_scsi_set_endpoint_op)(struct vhost_dev *dev,
63                                   struct vhost_scsi_target *target);
64 typedef int (*vhost_scsi_clear_endpoint_op)(struct vhost_dev *dev,
65                                     struct vhost_scsi_target *target);
66 typedef int (*vhost_scsi_get_abi_version_op)(struct vhost_dev *dev,
68 typedef int (*vhost_set_log_base_op)(struct vhost_dev *dev, uint64_t base,
69                                      struct vhost_log *log);
70 typedef int (*vhost_set_mem_table_op)(struct vhost_dev *dev,
71                                       struct vhost_memory *mem);
72 typedef int (*vhost_set_vring_addr_op)(struct vhost_dev *dev,
73                                        struct vhost_vring_addr *addr);
74 typedef int (*vhost_set_vring_endian_op)(struct vhost_dev *dev,
75                                          struct vhost_vring_state *ring);
76 typedef int (*vhost_set_vring_num_op)(struct vhost_dev *dev,
77                                       struct vhost_vring_state *ring);
78 typedef int (*vhost_set_vring_base_op)(struct vhost_dev *dev,
79                                        struct vhost_vring_state *ring);
80 typedef int (*vhost_get_vring_base_op)(struct vhost_dev *dev,
81                                        struct vhost_vring_state *ring);
82 typedef int (*vhost_set_vring_kick_op)(struct vhost_dev *dev,
83                                        struct vhost_vring_file *file);
84 typedef int (*vhost_set_vring_call_op)(struct vhost_dev *dev,
85                                        struct vhost_vring_file *file);
86 typedef int (*vhost_set_vring_err_op)(struct vhost_dev *dev,
87                                       struct vhost_vring_file *file);
88 typedef int (*vhost_set_vring_busyloop_timeout_op)(struct vhost_dev *dev,
89                                                    struct vhost_vring_state *r);
90 typedef int (*vhost_attach_vring_worker_op)(struct vhost_dev *dev,
91                                             struct vhost_vring_worker *worker);
92 typedef int (*vhost_get_vring_worker_op)(struct vhost_dev *dev,
93                                          struct vhost_vring_worker *worker);
94 typedef int (*vhost_new_worker_op)(struct vhost_dev *dev,
95                                    struct vhost_worker_state *worker);
96 typedef int (*vhost_free_worker_op)(struct vhost_dev *dev,
97                                     struct vhost_worker_state *worker);
98 typedef int (*vhost_set_features_op)(struct vhost_dev *dev,
100 typedef int (*vhost_get_features_op)(struct vhost_dev *dev,
102 typedef int (*vhost_set_backend_cap_op)(struct vhost_dev *dev);
103 typedef int (*vhost_set_owner_op)(struct vhost_dev *dev);
104 typedef int (*vhost_reset_device_op)(struct vhost_dev *dev);
105 typedef int (*vhost_get_vq_index_op)(struct vhost_dev *dev, int idx);
106 typedef int (*vhost_set_vring_enable_op)(struct vhost_dev *dev,
108 typedef bool (*vhost_requires_shm_log_op)(struct vhost_dev *dev);
109 typedef int (*vhost_migration_done_op)(struct vhost_dev *dev,
111 typedef int (*vhost_vsock_set_guest_cid_op)(struct vhost_dev *dev,
113 typedef int (*vhost_vsock_set_running_op)(struct vhost_dev *dev, int start);
114 typedef void (*vhost_set_iotlb_callback_op)(struct vhost_dev *dev,
116 typedef int (*vhost_send_device_iotlb_msg_op)(struct vhost_dev *dev,
117                                               struct vhost_iotlb_msg *imsg);
118 typedef int (*vhost_set_config_op)(struct vhost_dev *dev, const uint8_t *data,
121 typedef int (*vhost_get_config_op)(struct vhost_dev *dev, uint8_t *config,
124 typedef int (*vhost_crypto_create_session_op)(struct vhost_dev *dev,
127 typedef int (*vhost_crypto_close_session_op)(struct vhost_dev *dev,
130 typedef bool (*vhost_backend_no_private_memslots_op)(struct vhost_dev *dev);
132 typedef int (*vhost_get_inflight_fd_op)(struct vhost_dev *dev,
134                                         struct vhost_inflight *inflight);
136 typedef int (*vhost_set_inflight_fd_op)(struct vhost_dev *dev,
137                                         struct vhost_inflight *inflight);
139 typedef int (*vhost_dev_start_op)(struct vhost_dev *dev, bool started);
141 typedef int (*vhost_vq_get_addr_op)(struct vhost_dev *dev,
142                     struct vhost_vring_addr *addr,
143                     struct vhost_virtqueue *vq);
145 typedef int (*vhost_get_device_id_op)(struct vhost_dev *dev, uint32_t *dev_id);
147 typedef bool (*vhost_force_iommu_op)(struct vhost_dev *dev);
149 typedef int (*vhost_set_config_call_op)(struct vhost_dev *dev,
152 typedef void (*vhost_reset_status_op)(struct vhost_dev *dev);
154 typedef bool (*vhost_supports_device_state_op)(struct vhost_dev *dev);
155 typedef int (*vhost_set_device_state_fd_op)(struct vhost_dev *dev,
161 typedef int (*vhost_check_device_state_op)(struct vhost_dev *dev, Error **errp);
163 typedef struct VhostOps {
219 int vhost_backend_update_device_iotlb(struct vhost_dev *dev,
224 int vhost_backend_invalidate_device_iotlb(struct vhost_dev *dev,
227 int vhost_backend_handle_iotlb_msg(struct vhost_dev *dev,
228                                           struct vhost_iotlb_msg *imsg);
230 int vhost_user_gpu_set_socket(struct vhost_dev *dev, int fd);
232 int vhost_user_get_shared_object(struct vhost_dev *dev, unsigned char *uuid,