diff options
Diffstat (limited to 'drivers/vdpa/vdpa_user/iova_domain.h')
| -rw-r--r-- | drivers/vdpa/vdpa_user/iova_domain.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/vdpa/vdpa_user/iova_domain.h b/drivers/vdpa/vdpa_user/iova_domain.h index 173e979b84a9..7f3f0928ec78 100644 --- a/drivers/vdpa/vdpa_user/iova_domain.h +++ b/drivers/vdpa/vdpa_user/iova_domain.h @@ -21,6 +21,7 @@ struct vduse_bounce_map { struct page *bounce_page; + struct page *user_bounce_page; u64 orig_phys; }; @@ -44,6 +45,14 @@ int vduse_domain_set_map(struct vduse_iova_domain *domain, void vduse_domain_clear_map(struct vduse_iova_domain *domain, struct vhost_iotlb *iotlb); +void vduse_domain_sync_single_for_device(struct vduse_iova_domain *domain, + dma_addr_t dma_addr, size_t size, + enum dma_data_direction dir); + +void vduse_domain_sync_single_for_cpu(struct vduse_iova_domain *domain, + dma_addr_t dma_addr, size_t size, + enum dma_data_direction dir); + dma_addr_t vduse_domain_map_page(struct vduse_iova_domain *domain, struct page *page, unsigned long offset, size_t size, enum dma_data_direction dir, |