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1/* SPDX-License-Identifier: GPL-2.0 */2 3/*4 * Xen dma-buf functionality for gntdev.5 *6 * Copyright (c) 2018 Oleksandr Andrushchenko, EPAM Systems Inc.7 */8 9#ifndef _GNTDEV_DMABUF_H10#define _GNTDEV_DMABUF_H11 12#include <xen/gntdev.h>13 14struct gntdev_dmabuf_priv;15struct gntdev_priv;16 17struct gntdev_dmabuf_priv *gntdev_dmabuf_init(struct file *filp);18 19void gntdev_dmabuf_fini(struct gntdev_dmabuf_priv *priv);20 21long gntdev_ioctl_dmabuf_exp_from_refs(struct gntdev_priv *priv, int use_ptemod,22 struct ioctl_gntdev_dmabuf_exp_from_refs __user *u);23 24long gntdev_ioctl_dmabuf_exp_wait_released(struct gntdev_priv *priv,25 struct ioctl_gntdev_dmabuf_exp_wait_released __user *u);26 27long gntdev_ioctl_dmabuf_imp_to_refs(struct gntdev_priv *priv,28 struct ioctl_gntdev_dmabuf_imp_to_refs __user *u);29 30long gntdev_ioctl_dmabuf_imp_release(struct gntdev_priv *priv,31 struct ioctl_gntdev_dmabuf_imp_release __user *u);32 33#endif34