bff3b9a80e
Signed-off-by: Maxime Coquelin <maxime.coquelin@redhat.com> Acked-by: Hemant Agrawal <hemant.agrawal@nxp.com>
53 lines
1.5 KiB
C
53 lines
1.5 KiB
C
/* SPDX-License-Identifier: BSD-3-Clause
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* Copyright (c) 2017 Red Hat, Inc.
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*/
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#ifndef _VHOST_IOTLB_H_
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#define _VHOST_IOTLB_H_
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#include <stdbool.h>
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#include "vhost.h"
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static __rte_always_inline void
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vhost_user_iotlb_rd_lock(struct vhost_virtqueue *vq)
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{
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rte_rwlock_read_lock(&vq->iotlb_lock);
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}
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static __rte_always_inline void
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vhost_user_iotlb_rd_unlock(struct vhost_virtqueue *vq)
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{
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rte_rwlock_read_unlock(&vq->iotlb_lock);
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}
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static __rte_always_inline void
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vhost_user_iotlb_wr_lock(struct vhost_virtqueue *vq)
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{
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rte_rwlock_write_lock(&vq->iotlb_lock);
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}
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static __rte_always_inline void
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vhost_user_iotlb_wr_unlock(struct vhost_virtqueue *vq)
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{
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rte_rwlock_write_unlock(&vq->iotlb_lock);
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}
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void vhost_user_iotlb_cache_insert(struct vhost_virtqueue *vq, uint64_t iova,
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uint64_t uaddr, uint64_t size,
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uint8_t perm);
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void vhost_user_iotlb_cache_remove(struct vhost_virtqueue *vq,
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uint64_t iova, uint64_t size);
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uint64_t vhost_user_iotlb_cache_find(struct vhost_virtqueue *vq, uint64_t iova,
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uint64_t *size, uint8_t perm);
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bool vhost_user_iotlb_pending_miss(struct vhost_virtqueue *vq, uint64_t iova,
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uint8_t perm);
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void vhost_user_iotlb_pending_insert(struct vhost_virtqueue *vq, uint64_t iova,
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uint8_t perm);
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void vhost_user_iotlb_pending_remove(struct vhost_virtqueue *vq, uint64_t iova,
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uint64_t size, uint8_t perm);
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void vhost_user_iotlb_flush_all(struct vhost_virtqueue *vq);
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int vhost_user_iotlb_init(struct virtio_net *dev, int vq_index);
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#endif /* _VHOST_IOTLB_H_ */
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