2018-07-20 17:01:48 +08:00
|
|
|
/* SPDX-License-Identifier: GPL-2.0 */
|
|
|
|
|
|
|
|
|
|
/*
|
|
|
|
|
* Xen dma-buf functionality for gntdev.
|
|
|
|
|
*
|
|
|
|
|
* Copyright (c) 2018 Oleksandr Andrushchenko, EPAM Systems Inc.
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
|
|
#ifndef _GNTDEV_DMABUF_H
|
|
|
|
|
#define _GNTDEV_DMABUF_H
|
|
|
|
|
|
|
|
|
|
#include <xen/gntdev.h>
|
|
|
|
|
|
|
|
|
|
struct gntdev_dmabuf_priv;
|
|
|
|
|
struct gntdev_priv;
|
|
|
|
|
|
2019-02-14 22:23:20 +08:00
|
|
|
struct gntdev_dmabuf_priv *gntdev_dmabuf_init(struct file *filp);
|
2018-07-20 17:01:48 +08:00
|
|
|
|
|
|
|
|
void gntdev_dmabuf_fini(struct gntdev_dmabuf_priv *priv);
|
|
|
|
|
|
|
|
|
|
long gntdev_ioctl_dmabuf_exp_from_refs(struct gntdev_priv *priv, int use_ptemod,
|
|
|
|
|
struct ioctl_gntdev_dmabuf_exp_from_refs __user *u);
|
|
|
|
|
|
|
|
|
|
long gntdev_ioctl_dmabuf_exp_wait_released(struct gntdev_priv *priv,
|
|
|
|
|
struct ioctl_gntdev_dmabuf_exp_wait_released __user *u);
|
|
|
|
|
|
|
|
|
|
long gntdev_ioctl_dmabuf_imp_to_refs(struct gntdev_priv *priv,
|
|
|
|
|
struct ioctl_gntdev_dmabuf_imp_to_refs __user *u);
|
|
|
|
|
|
|
|
|
|
long gntdev_ioctl_dmabuf_imp_release(struct gntdev_priv *priv,
|
|
|
|
|
struct ioctl_gntdev_dmabuf_imp_release __user *u);
|
|
|
|
|
|
|
|
|
|
#endif
|
