mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2024-08-26 02:39:48 +00:00
![Michael S. Tsirkin](/assets/img/avatar_default.png)
As usual, add more stubs to fix test build after main codebase changes. Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
68 lines
1.8 KiB
C
68 lines
1.8 KiB
C
#ifndef LINUX_VIRTIO_H
|
|
#define LINUX_VIRTIO_H
|
|
#include <linux/scatterlist.h>
|
|
#include <linux/kernel.h>
|
|
|
|
/* TODO: empty stubs for now. Broken but enough for virtio_ring.c */
|
|
#define list_add_tail(a, b) do {} while (0)
|
|
#define list_del(a) do {} while (0)
|
|
#define list_for_each_entry(a, b, c) while (0)
|
|
/* end of stubs */
|
|
|
|
struct virtio_device {
|
|
void *dev;
|
|
u64 features;
|
|
};
|
|
|
|
struct virtqueue {
|
|
/* TODO: commented as list macros are empty stubs for now.
|
|
* Broken but enough for virtio_ring.c
|
|
* struct list_head list; */
|
|
void (*callback)(struct virtqueue *vq);
|
|
const char *name;
|
|
struct virtio_device *vdev;
|
|
unsigned int index;
|
|
unsigned int num_free;
|
|
void *priv;
|
|
};
|
|
|
|
/* 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,
|
|
void *pages,
|
|
bool (*notify)(struct virtqueue *vq),
|
|
void (*callback)(struct virtqueue *vq),
|
|
const char *name);
|
|
void vring_del_virtqueue(struct virtqueue *vq);
|
|
|
|
#endif
|