1/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2/*
3 * Copyright (c) 2016, Linaro Ltd.
4 */
5
6#ifndef _UAPI_RPMSG_H_
7#define _UAPI_RPMSG_H_
8
9#include <linux/ioctl.h>
10#include <linux/types.h>
11
12#define RPMSG_ADDR_ANY		0xFFFFFFFF
13
14/**
15 * struct rpmsg_endpoint_info - endpoint info representation
16 * @name: name of service
17 * @src: local address. To set to RPMSG_ADDR_ANY if not used.
18 * @dst: destination address. To set to RPMSG_ADDR_ANY if not used.
19 */
20struct rpmsg_endpoint_info {
21	char name[32];
22	__u32 src;
23	__u32 dst;
24};
25
26/**
27 * Instantiate a new rmpsg char device endpoint.
28 */
29#define RPMSG_CREATE_EPT_IOCTL	_IOW(0xb5, 0x1, struct rpmsg_endpoint_info)
30
31/**
32 * Destroy a rpmsg char device endpoint created by the RPMSG_CREATE_EPT_IOCTL.
33 */
34#define RPMSG_DESTROY_EPT_IOCTL	_IO(0xb5, 0x2)
35
36/**
37 * Instantiate a new local rpmsg service device.
38 */
39#define RPMSG_CREATE_DEV_IOCTL	_IOW(0xb5, 0x3, struct rpmsg_endpoint_info)
40
41/**
42 * Release a local rpmsg device.
43 */
44#define RPMSG_RELEASE_DEV_IOCTL	_IOW(0xb5, 0x4, struct rpmsg_endpoint_info)
45
46/**
47 * Get the flow control state of the remote rpmsg char device.
48 */
49#define RPMSG_GET_OUTGOING_FLOWCONTROL _IOR(0xb5, 0x5, int)
50
51/**
52 * Set the flow control state of the local rpmsg char device.
53 */
54#define RPMSG_SET_INCOMING_FLOWCONTROL _IOR(0xb5, 0x6, int)
55
56#endif
57