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32 #ifndef _VHOST_IOTLB_H_
33 #define _VHOST_IOTLB_H_
39 static __rte_always_inline void
40 vhost_user_iotlb_rd_lock(struct vhost_virtqueue *vq)
42 rte_rwlock_read_lock(&vq->iotlb_lock);
45 static __rte_always_inline void
46 vhost_user_iotlb_rd_unlock(struct vhost_virtqueue *vq)
48 rte_rwlock_read_unlock(&vq->iotlb_lock);
51 static __rte_always_inline void
52 vhost_user_iotlb_wr_lock(struct vhost_virtqueue *vq)
54 rte_rwlock_write_lock(&vq->iotlb_lock);
57 static __rte_always_inline void
58 vhost_user_iotlb_wr_unlock(struct vhost_virtqueue *vq)
60 rte_rwlock_write_unlock(&vq->iotlb_lock);
63 void vhost_user_iotlb_cache_insert(struct vhost_virtqueue *vq, uint64_t iova,
64 uint64_t uaddr, uint64_t size,
66 void vhost_user_iotlb_cache_remove(struct vhost_virtqueue *vq,
67 uint64_t iova, uint64_t size);
68 uint64_t vhost_user_iotlb_cache_find(struct vhost_virtqueue *vq, uint64_t iova,
69 uint64_t *size, uint8_t perm);
70 bool vhost_user_iotlb_pending_miss(struct vhost_virtqueue *vq, uint64_t iova,
72 void vhost_user_iotlb_pending_insert(struct vhost_virtqueue *vq, uint64_t iova,
74 void vhost_user_iotlb_pending_remove(struct vhost_virtqueue *vq, uint64_t iova,
75 uint64_t size, uint8_t perm);
76 void vhost_user_iotlb_flush_all(struct vhost_virtqueue *vq);
77 int vhost_user_iotlb_init(struct virtio_net *dev, int vq_index);
79 #endif /* _VHOST_IOTLB_H_ */