Orange Pi5 kernel

^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  1) /* SPDX-License-Identifier: GPL-2.0 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  2) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  3) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  4)  * Xen dma-buf functionality for gntdev.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  5)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  6)  * Copyright (c) 2018 Oleksandr Andrushchenko, EPAM Systems Inc.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  7)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  8) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  9) #ifndef _GNTDEV_DMABUF_H
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) #define _GNTDEV_DMABUF_H
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) #include <xen/gntdev.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) struct gntdev_dmabuf_priv;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) struct gntdev_priv;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) struct gntdev_dmabuf_priv *gntdev_dmabuf_init(struct file *filp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) void gntdev_dmabuf_fini(struct gntdev_dmabuf_priv *priv);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) long gntdev_ioctl_dmabuf_exp_from_refs(struct gntdev_priv *priv, int use_ptemod,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) 				       struct ioctl_gntdev_dmabuf_exp_from_refs __user *u);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) long gntdev_ioctl_dmabuf_exp_wait_released(struct gntdev_priv *priv,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) 					   struct ioctl_gntdev_dmabuf_exp_wait_released __user *u);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) long gntdev_ioctl_dmabuf_imp_to_refs(struct gntdev_priv *priv,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) 				     struct ioctl_gntdev_dmabuf_imp_to_refs __user *u);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) long gntdev_ioctl_dmabuf_imp_release(struct gntdev_priv *priv,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) 				     struct ioctl_gntdev_dmabuf_imp_release __user *u);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) #endif