Commit 16fe720f authored by Michael S. Tsirkin's avatar Michael S. Tsirkin
Browse files

tools/virtio: use kernel's virtio.h 



Replace virtio stubs with an include of the kernel header.

Message-ID: <33daf1033fc447eb8e3e54d21013ccfd99550e37.1764873799.git.mst@redhat.com>
Acked-by: default avatarJason Wang <jasowang@redhat.com>
Signed-off-by: default avatarMichael S. Tsirkin <mst@redhat.com>
parent f059588c

tools/virtio/linux/virtio.h

+1 −72
Original line number Diff line number Diff line 
/* SPDX-License-Identifier: GPL-2.0 */

#ifndef LINUX_VIRTIO_H

#define LINUX_VIRTIO_H

#include <linux/scatterlist.h>

#include <linux/kernel.h>

#include <linux/spinlock.h>



struct device {

	void *parent;

};



struct virtio_device {

	struct device dev;

	u64 features;

	struct list_head vqs;

	spinlock_t vqs_list_lock;

	const struct virtio_config_ops *config;

};



struct virtqueue {

	struct list_head list;

	void (*callback)(struct virtqueue *vq);

	const char *name;

	struct virtio_device *vdev;

        unsigned int index;

        unsigned int num_free;

	unsigned int num_max;

	void *priv;

	bool reset;

};



/* Interfaces exported by virtio_ring. */

int virtqueue_add_sgs(struct virtqueue *vq,

		      struct scatterlist *sgs[],

		      unsigned int out_sgs,

		      unsigned int in_sgs,

		      void *data,

		      gfp_t gfp);



int virtqueue_add_outbuf(struct virtqueue *vq,

			 struct scatterlist sg[], unsigned int num,

			 void *data,

			 gfp_t gfp);



int virtqueue_add_inbuf(struct virtqueue *vq,

			struct scatterlist sg[], unsigned int num,

			void *data,

			gfp_t gfp);



bool virtqueue_kick(struct virtqueue *vq);



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



void virtqueue_disable_cb(struct virtqueue *vq);



bool virtqueue_enable_cb(struct virtqueue *vq);

bool virtqueue_enable_cb_delayed(struct virtqueue *vq);



void *virtqueue_detach_unused_buf(struct virtqueue *vq);

struct virtqueue *vring_new_virtqueue(unsigned int index,

				      unsigned int num,

				      unsigned int vring_align,

				      struct virtio_device *vdev,

				      bool weak_barriers,

				      bool ctx,

				      void *pages,

				      bool (*notify)(struct virtqueue *vq),

				      void (*callback)(struct virtqueue *vq),

				      const char *name);

void vring_del_virtqueue(struct virtqueue *vq);



#endif
 
#include <../../include/linux/virtio.h>