| /* 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; |
| |
| struct gntdev_dmabuf_priv *gntdev_dmabuf_init(struct file *filp); |
| |
| 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 |