Viewing file:  rpmsg.h (1.3 KB) -rw-r--r--
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/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* Copyright (c) 2016, Linaro Ltd.
*/
#ifndef _UAPI_RPMSG_H_
#define _UAPI_RPMSG_H_
#include <linux/ioctl.h>
#include <linux/types.h>
#define RPMSG_ADDR_ANY 0xFFFFFFFF
/**
* struct rpmsg_endpoint_info - endpoint info representation
* @name: name of service
* @src: local address. To set to RPMSG_ADDR_ANY if not used.
* @dst: destination address. To set to RPMSG_ADDR_ANY if not used.
*/
struct rpmsg_endpoint_info {
char name[32];
__u32 src;
__u32 dst;
};
/**
* Instantiate a new rmpsg char device endpoint.
*/
#define RPMSG_CREATE_EPT_IOCTL _IOW(0xb5, 0x1, struct rpmsg_endpoint_info)
/**
* Destroy a rpmsg char device endpoint created by the RPMSG_CREATE_EPT_IOCTL.
*/
#define RPMSG_DESTROY_EPT_IOCTL _IO(0xb5, 0x2)
/**
* Instantiate a new local rpmsg service device.
*/
#define RPMSG_CREATE_DEV_IOCTL _IOW(0xb5, 0x3, struct rpmsg_endpoint_info)
/**
* Release a local rpmsg device.
*/
#define RPMSG_RELEASE_DEV_IOCTL _IOW(0xb5, 0x4, struct rpmsg_endpoint_info)
/**
* Get the flow control state of the remote rpmsg char device.
*/
#define RPMSG_GET_OUTGOING_FLOWCONTROL _IOR(0xb5, 0x5, int)
/**
* Set the flow control state of the local rpmsg char device.
*/
#define RPMSG_SET_INCOMING_FLOWCONTROL _IOR(0xb5, 0x6, int)
#endif
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