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 */
20 struct 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
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