uapi/linux/rpmsg.h

0001 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
0002 /*
0003  * Copyright (c) 2016, Linaro Ltd.
0004  */
0005
0006 #ifndef _UAPI_RPMSG_H_
0007 #define _UAPI_RPMSG_H_
0008
0009 #include <linux/ioctl.h>
0010 #include <linux/types.h>
0011
0012 #define RPMSG_ADDR_ANY      0xFFFFFFFF
0013
0014 /**
0015  * struct rpmsg_endpoint_info - endpoint info representation
0016  * @name: name of service
0017  * @src: local address. To set to RPMSG_ADDR_ANY if not used.
0018  * @dst: destination address. To set to RPMSG_ADDR_ANY if not used.
0019  */
0020 struct rpmsg_endpoint_info {
0021     char name[32];
0022     __u32 src;
0023     __u32 dst;
0024 };
0025
0026 /**
0027  * Instantiate a new rmpsg char device endpoint.
0028  */
0029 #define RPMSG_CREATE_EPT_IOCTL  _IOW(0xb5, 0x1, struct rpmsg_endpoint_info)
0030
0031 /**
0032  * Destroy a rpmsg char device endpoint created by the RPMSG_CREATE_EPT_IOCTL.
0033  */
0034 #define RPMSG_DESTROY_EPT_IOCTL _IO(0xb5, 0x2)
0035
0036 /**
0037  * Instantiate a new local rpmsg service device.
0038  */
0039 #define RPMSG_CREATE_DEV_IOCTL  _IOW(0xb5, 0x3, struct rpmsg_endpoint_info)
0040
0041 /**
0042  * Release a local rpmsg device.
0043  */
0044 #define RPMSG_RELEASE_DEV_IOCTL _IOW(0xb5, 0x4, struct rpmsg_endpoint_info)
0045
0046 #endif