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vdpa: Add an opaque pointer for vdpa_config_ops.dma_map()

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Add an opaque pointer for DMA mapping.

Suggested-by: Jason Wang <jasowang@redhat.com>
Signed-off-by: Xie Yongji <xieyongji@bytedance.com>
Acked-by: Jason Wang <jasowang@redhat.com>
Link: https://lore.kernel.org/r/20210831103634.33-9-xieyongji@bytedance.com
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Xie Yongji
2021-08-31 18:36:29 +08:00
committed by Michael S. Tsirkin
parent 59dfe4f1e8
commit c10fb9454a
3 changed files with 5 additions and 5 deletions
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2
include/linux/vdpa.h
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@@ -270,7 +270,7 @@ struct vdpa_config_ops {
/* DMA ops */
int (*set_map)(struct vdpa_device *vdev, struct vhost_iotlb *iotlb);
int (*dma_map)(struct vdpa_device *vdev, u64 iova, u64 size,
u64 pa, u32 perm);
u64 pa, u32 perm, void *opaque);
int (*dma_unmap)(struct vdpa_device *vdev, u64 iova, u64 size);
/* Free device resources */