diff options
Diffstat (limited to 'hw/virtio/vhost-backend.c')
| -rw-r--r-- | hw/virtio/vhost-backend.c | 132 |
1 files changed, 120 insertions, 12 deletions
diff --git a/hw/virtio/vhost-backend.c b/hw/virtio/vhost-backend.c index 5a2f1af137..1d5f684eb0 100644 --- a/hw/virtio/vhost-backend.c +++ b/hw/virtio/vhost-backend.c @@ -43,13 +43,6 @@ static int vhost_kernel_cleanup(struct vhost_dev *dev) return close(fd); } -static int vhost_kernel_get_vq_index(struct vhost_dev *dev, int idx) -{ - assert(idx >= dev->vq_index && idx < dev->vq_index + dev->nvqs); - - return idx - dev->vq_index; -} - static int vhost_kernel_memslots_limit(struct vhost_dev *dev) { int limit = 64; @@ -67,20 +60,135 @@ static int vhost_kernel_memslots_limit(struct vhost_dev *dev) return limit; } -static int vhost_set_log_base(struct vhost_dev *dev, uint64_t base, - struct vhost_log *log) +static int vhost_kernel_net_set_backend(struct vhost_dev *dev, + struct vhost_vring_file *file) +{ + return vhost_kernel_call(dev, VHOST_NET_SET_BACKEND, file); +} + +static int vhost_kernel_scsi_set_endpoint(struct vhost_dev *dev, + struct vhost_scsi_target *target) +{ + return vhost_kernel_call(dev, VHOST_SCSI_SET_ENDPOINT, target); +} + +static int vhost_kernel_scsi_clear_endpoint(struct vhost_dev *dev, + struct vhost_scsi_target *target) +{ + return vhost_kernel_call(dev, VHOST_SCSI_CLEAR_ENDPOINT, target); +} + +static int vhost_kernel_scsi_get_abi_version(struct vhost_dev *dev, int *version) +{ + return vhost_kernel_call(dev, VHOST_SCSI_GET_ABI_VERSION, version); +} + +static int vhost_kernel_set_log_base(struct vhost_dev *dev, uint64_t base, + struct vhost_log *log) { return vhost_kernel_call(dev, VHOST_SET_LOG_BASE, &base); } +static int vhost_kernel_set_mem_table(struct vhost_dev *dev, + struct vhost_memory *mem) +{ + return vhost_kernel_call(dev, VHOST_SET_MEM_TABLE, mem); +} + +static int vhost_kernel_set_vring_addr(struct vhost_dev *dev, + struct vhost_vring_addr *addr) +{ + return vhost_kernel_call(dev, VHOST_SET_VRING_ADDR, addr); +} + +static int vhost_kernel_set_vring_endian(struct vhost_dev *dev, + struct vhost_vring_state *ring) +{ + return vhost_kernel_call(dev, VHOST_SET_VRING_ENDIAN, ring); +} + +static int vhost_kernel_set_vring_num(struct vhost_dev *dev, + struct vhost_vring_state *ring) +{ + return vhost_kernel_call(dev, VHOST_SET_VRING_NUM, ring); +} + +static int vhost_kernel_set_vring_base(struct vhost_dev *dev, + struct vhost_vring_state *ring) +{ + return vhost_kernel_call(dev, VHOST_SET_VRING_BASE, ring); +} + +static int vhost_kernel_get_vring_base(struct vhost_dev *dev, + struct vhost_vring_state *ring) +{ + return vhost_kernel_call(dev, VHOST_GET_VRING_BASE, ring); +} + +static int vhost_kernel_set_vring_kick(struct vhost_dev *dev, + struct vhost_vring_file *file) +{ + return vhost_kernel_call(dev, VHOST_SET_VRING_KICK, file); +} + +static int vhost_kernel_set_vring_call(struct vhost_dev *dev, + struct vhost_vring_file *file) +{ + return vhost_kernel_call(dev, VHOST_SET_VRING_CALL, file); +} + +static int vhost_kernel_set_features(struct vhost_dev *dev, + uint64_t features) +{ + return vhost_kernel_call(dev, VHOST_SET_FEATURES, &features); +} + +static int vhost_kernel_get_features(struct vhost_dev *dev, + uint64_t *features) +{ + return vhost_kernel_call(dev, VHOST_GET_FEATURES, features); +} + +static int vhost_kernel_set_owner(struct vhost_dev *dev) +{ + return vhost_kernel_call(dev, VHOST_SET_OWNER, NULL); +} + +static int vhost_kernel_reset_device(struct vhost_dev *dev) +{ + return vhost_kernel_call(dev, VHOST_RESET_DEVICE, NULL); +} + +static int vhost_kernel_get_vq_index(struct vhost_dev *dev, int idx) +{ + assert(idx >= dev->vq_index && idx < dev->vq_index + dev->nvqs); + + return idx - dev->vq_index; +} + static const VhostOps kernel_ops = { .backend_type = VHOST_BACKEND_TYPE_KERNEL, - .vhost_call = vhost_kernel_call, .vhost_backend_init = vhost_kernel_init, .vhost_backend_cleanup = vhost_kernel_cleanup, - .vhost_backend_get_vq_index = vhost_kernel_get_vq_index, .vhost_backend_memslots_limit = vhost_kernel_memslots_limit, - .vhost_set_log_base = vhost_set_log_base, + .vhost_net_set_backend = vhost_kernel_net_set_backend, + .vhost_scsi_set_endpoint = vhost_kernel_scsi_set_endpoint, + .vhost_scsi_clear_endpoint = vhost_kernel_scsi_clear_endpoint, + .vhost_scsi_get_abi_version = vhost_kernel_scsi_get_abi_version, + .vhost_set_log_base = vhost_kernel_set_log_base, + .vhost_set_mem_table = vhost_kernel_set_mem_table, + .vhost_set_vring_addr = vhost_kernel_set_vring_addr, + .vhost_set_vring_endian = vhost_kernel_set_vring_endian, + .vhost_set_vring_num = vhost_kernel_set_vring_num, + .vhost_set_vring_base = vhost_kernel_set_vring_base, + .vhost_get_vring_base = vhost_kernel_get_vring_base, + .vhost_set_vring_kick = vhost_kernel_set_vring_kick, + .vhost_set_vring_call = vhost_kernel_set_vring_call, + .vhost_set_features = vhost_kernel_set_features, + .vhost_get_features = vhost_kernel_get_features, + .vhost_set_owner = vhost_kernel_set_owner, + .vhost_reset_device = vhost_kernel_reset_device, + .vhost_get_vq_index = vhost_kernel_get_vq_index, }; int vhost_set_backend_type(struct vhost_dev *dev, VhostBackendType backend_type) |