tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
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linux
1/*
2 * This file is provided under a dual BSD/GPLv2 license. When using or
3 * redistributing this file, you may do so under either license.
4 *
5 * GPL LICENSE SUMMARY
6 *
7 * Copyright(c) 2016 Google Inc. All rights reserved.
8 * Copyright(c) 2016 Linaro Ltd. All rights reserved.
9 *
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of version 2 of the GNU General Public License as
12 * published by the Free Software Foundation.
13 *
14 * This program is distributed in the hope that it will be useful, but
15 * WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 * General Public License version 2 for more details.
18 *
19 * BSD LICENSE
20 *
21 * Copyright(c) 2016 Google Inc. All rights reserved.
22 * Copyright(c) 2016 Linaro Ltd. All rights reserved.
23 *
24 * Redistribution and use in source and binary forms, with or without
25 * modification, are permitted provided that the following conditions
26 * are met:
27 *
28 * * Redistributions of source code must retain the above copyright
29 * notice, this list of conditions and the following disclaimer.
30 * * Redistributions in binary form must reproduce the above copyright
31 * notice, this list of conditions and the following disclaimer in
32 * the documentation and/or other materials provided with the
33 * distribution.
34 * * Neither the name of Google Inc. or Linaro Ltd. nor the names of
35 * its contributors may be used to endorse or promote products
36 * derived from this software without specific prior written
37 * permission.
38 *
39 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
40 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
41 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
42 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GOOGLE INC. OR
43 * LINARO LTD. BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
44 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
45 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
46 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
47 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
48 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
49 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
50 */
51
52#ifndef __ARPC_H
53#define __ARPC_H
54
55/* APBridgeA RPC (ARPC) */
56
57enum arpc_result {
58 ARPC_SUCCESS = 0x00,
59 ARPC_NO_MEMORY = 0x01,
60 ARPC_INVALID = 0x02,
61 ARPC_TIMEOUT = 0x03,
62 ARPC_UNKNOWN_ERROR = 0xff,
63};
64
65struct arpc_request_message {
66 __le16 id; /* RPC unique id */
67 __le16 size; /* Size in bytes of header + payload */
68 __u8 type; /* RPC type */
69 __u8 data[0]; /* ARPC data */
70} __packed;
71
72struct arpc_response_message {
73 __le16 id; /* RPC unique id */
74 __u8 result; /* Result of RPC */
75} __packed;
76
77
78/* ARPC requests */
79#define ARPC_TYPE_CPORT_CONNECTED 0x01
80#define ARPC_TYPE_CPORT_QUIESCE 0x02
81#define ARPC_TYPE_CPORT_CLEAR 0x03
82#define ARPC_TYPE_CPORT_FLUSH 0x04
83#define ARPC_TYPE_CPORT_SHUTDOWN 0x05
84
85struct arpc_cport_connected_req {
86 __le16 cport_id;
87} __packed;
88
89struct arpc_cport_quiesce_req {
90 __le16 cport_id;
91 __le16 peer_space;
92 __le16 timeout;
93} __packed;
94
95struct arpc_cport_clear_req {
96 __le16 cport_id;
97} __packed;
98
99struct arpc_cport_flush_req {
100 __le16 cport_id;
101} __packed;
102
103struct arpc_cport_shutdown_req {
104 __le16 cport_id;
105 __le16 timeout;
106 __u8 phase;
107} __packed;
108
109#endif /* __ARPC_H */