1 | /* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause) */ |
2 | /* |
3 | * Copyright (c) 2015, Integrated Device Technology Inc. |
4 | * Copyright (c) 2015, Prodrive Technologies |
5 | * Copyright (c) 2015, RapidIO Trade Association |
6 | * All rights reserved. |
7 | * |
8 | * This software is available to you under a choice of one of two licenses. |
9 | * You may choose to be licensed under the terms of the GNU General Public |
10 | * License(GPL) Version 2, or the BSD-3 Clause license below: |
11 | * |
12 | * Redistribution and use in source and binary forms, with or without |
13 | * modification, are permitted provided that the following conditions are met: |
14 | * |
15 | * 1. Redistributions of source code must retain the above copyright notice, |
16 | * this list of conditions and the following disclaimer. |
17 | * |
18 | * 2. Redistributions in binary form must reproduce the above copyright notice, |
19 | * this list of conditions and the following disclaimer in the documentation |
20 | * and/or other materials provided with the distribution. |
21 | * |
22 | * 3. Neither the name of the copyright holder nor the names of its contributors |
23 | * may be used to endorse or promote products derived from this software without |
24 | * specific prior written permission. |
25 | * |
26 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
27 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, |
28 | * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
29 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR |
30 | * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
31 | * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
32 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; |
33 | * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
34 | * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR |
35 | * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF |
36 | * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
37 | */ |
38 | |
39 | #ifndef _RIO_CM_CDEV_H_ |
40 | #define _RIO_CM_CDEV_H_ |
41 | |
42 | #include <linux/types.h> |
43 | |
44 | struct rio_cm_channel { |
45 | __u16 id; |
46 | __u16 remote_channel; |
47 | __u16 remote_destid; |
48 | __u8 mport_id; |
49 | }; |
50 | |
51 | struct rio_cm_msg { |
52 | __u16 ch_num; |
53 | __u16 size; |
54 | __u32 rxto; /* receive timeout in mSec. 0 = blocking */ |
55 | __u64 msg; |
56 | }; |
57 | |
58 | struct rio_cm_accept { |
59 | __u16 ch_num; |
60 | __u16 pad0; |
61 | __u32 wait_to; /* accept timeout in mSec. 0 = blocking */ |
62 | }; |
63 | |
64 | /* RapidIO Channelized Messaging Driver IOCTLs */ |
65 | #define RIO_CM_IOC_MAGIC 'c' |
66 | |
67 | #define RIO_CM_EP_GET_LIST_SIZE _IOWR(RIO_CM_IOC_MAGIC, 1, __u32) |
68 | #define RIO_CM_EP_GET_LIST _IOWR(RIO_CM_IOC_MAGIC, 2, __u32) |
69 | #define RIO_CM_CHAN_CREATE _IOWR(RIO_CM_IOC_MAGIC, 3, __u16) |
70 | #define RIO_CM_CHAN_CLOSE _IOW(RIO_CM_IOC_MAGIC, 4, __u16) |
71 | #define RIO_CM_CHAN_BIND _IOW(RIO_CM_IOC_MAGIC, 5, struct rio_cm_channel) |
72 | #define RIO_CM_CHAN_LISTEN _IOW(RIO_CM_IOC_MAGIC, 6, __u16) |
73 | #define RIO_CM_CHAN_ACCEPT _IOWR(RIO_CM_IOC_MAGIC, 7, struct rio_cm_accept) |
74 | #define RIO_CM_CHAN_CONNECT _IOW(RIO_CM_IOC_MAGIC, 8, struct rio_cm_channel) |
75 | #define RIO_CM_CHAN_SEND _IOW(RIO_CM_IOC_MAGIC, 9, struct rio_cm_msg) |
76 | #define RIO_CM_CHAN_RECEIVE _IOWR(RIO_CM_IOC_MAGIC, 10, struct rio_cm_msg) |
77 | #define RIO_CM_MPORT_GET_LIST _IOWR(RIO_CM_IOC_MAGIC, 11, __u32) |
78 | |
79 | #endif /* _RIO_CM_CDEV_H_ */ |
80 | |