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