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virtio: add virtqueue_ vq_ops wrappers

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

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
This commit is contained in:
Michael S. Tsirkin 2010-04-12 16:18:25 +03:00 committed by Rusty Russell
parent bdb4a13057
commit 316f25f5b3
1 changed files with 34 additions and 0 deletions
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34
include/linux/virtio.h
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@ -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