Commit 316f25f5 authored by Michael S. Tsirkin's avatar Michael S. Tsirkin Committed by Rusty Russell
Browse files

virtio: add virtqueue_ vq_ops wrappers 



Add inline functions that wrap vq->vq_ops-> calls

Signed-off-by: default avatarMichael S. Tsirkin <mst@redhat.com>
Signed-off-by: default avatarRusty Russell <rusty@rustcorp.com.au>
parent bdb4a130

include/linux/virtio.h

+34 −0
Original line number Diff line number Diff line
@@ -77,6 +77,40 @@ struct virtqueue_ops { 
	void *(*detach_unused_buf)(struct virtqueue *vq);

};



static inline int virtqueue_add_buf(struct virtqueue *vq,

				    struct scatterlist sg[],

				    unsigned int out_num,

				    unsigned int in_num,

				    void *data)

{

	return vq->vq_ops->add_buf(vq, sg, out_num, in_num, data);

}



static inline int void virtqueue_kick(struct virtqueue *vq)

{

	return vq->vq_ops->kick(vq);

}



static inline void *virtqueue_get_buf(struct virtqueue *vq, unsigned int *len)

{

	return vq->vq_ops->get_buf(vq, len);

}



static inline void virtqueue_disable_cb(struct virtqueue *vq)

{

	vq->vq_ops->disable_cb(vq);

}



static inline bool virtqueue_enable_cb(struct virtqueue *vq)

{

	return vq->vq_ops->enable_cb(vq);

}



static inline void *virtqueue_detach_unused_buf(struct virtqueue *vq)

{

	return vq->vq_ops->detach_unused_buf(vq);

}



/**

 * virtio_device - representation of a device using virtio

 * @index: unique position on the virtio bus