xref: /OK3568_Linux_fs/kernel/include/uapi/linux/rio_cm_cdev.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause) */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * Copyright (c) 2015, Integrated Device Technology Inc.
4*4882a593Smuzhiyun  * Copyright (c) 2015, Prodrive Technologies
5*4882a593Smuzhiyun  * Copyright (c) 2015, RapidIO Trade Association
6*4882a593Smuzhiyun  * All rights reserved.
7*4882a593Smuzhiyun  *
8*4882a593Smuzhiyun  * This software is available to you under a choice of one of two licenses.
9*4882a593Smuzhiyun  * You may choose to be licensed under the terms of the GNU General Public
10*4882a593Smuzhiyun  * License(GPL) Version 2, or the BSD-3 Clause license below:
11*4882a593Smuzhiyun  *
12*4882a593Smuzhiyun  * Redistribution and use in source and binary forms, with or without
13*4882a593Smuzhiyun  * modification, are permitted provided that the following conditions are met:
14*4882a593Smuzhiyun  *
15*4882a593Smuzhiyun  * 1. Redistributions of source code must retain the above copyright notice,
16*4882a593Smuzhiyun  * this list of conditions and the following disclaimer.
17*4882a593Smuzhiyun  *
18*4882a593Smuzhiyun  * 2. Redistributions in binary form must reproduce the above copyright notice,
19*4882a593Smuzhiyun  * this list of conditions and the following disclaimer in the documentation
20*4882a593Smuzhiyun  * and/or other materials provided with the distribution.
21*4882a593Smuzhiyun  *
22*4882a593Smuzhiyun  * 3. Neither the name of the copyright holder nor the names of its contributors
23*4882a593Smuzhiyun  * may be used to endorse or promote products derived from this software without
24*4882a593Smuzhiyun  * specific prior written permission.
25*4882a593Smuzhiyun  *
26*4882a593Smuzhiyun  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
27*4882a593Smuzhiyun  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
28*4882a593Smuzhiyun  * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
29*4882a593Smuzhiyun  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
30*4882a593Smuzhiyun  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
31*4882a593Smuzhiyun  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
32*4882a593Smuzhiyun  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
33*4882a593Smuzhiyun  * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
34*4882a593Smuzhiyun  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
35*4882a593Smuzhiyun  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
36*4882a593Smuzhiyun  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
37*4882a593Smuzhiyun  */
38*4882a593Smuzhiyun 
39*4882a593Smuzhiyun #ifndef _RIO_CM_CDEV_H_
40*4882a593Smuzhiyun #define _RIO_CM_CDEV_H_
41*4882a593Smuzhiyun 
42*4882a593Smuzhiyun #include <linux/types.h>
43*4882a593Smuzhiyun 
44*4882a593Smuzhiyun struct rio_cm_channel {
45*4882a593Smuzhiyun 	__u16 id;
46*4882a593Smuzhiyun 	__u16 remote_channel;
47*4882a593Smuzhiyun 	__u16 remote_destid;
48*4882a593Smuzhiyun 	__u8 mport_id;
49*4882a593Smuzhiyun };
50*4882a593Smuzhiyun 
51*4882a593Smuzhiyun struct rio_cm_msg {
52*4882a593Smuzhiyun 	__u16 ch_num;
53*4882a593Smuzhiyun 	__u16 size;
54*4882a593Smuzhiyun 	__u32 rxto;	/* receive timeout in mSec. 0 = blocking */
55*4882a593Smuzhiyun 	__u64 msg;
56*4882a593Smuzhiyun };
57*4882a593Smuzhiyun 
58*4882a593Smuzhiyun struct rio_cm_accept {
59*4882a593Smuzhiyun 	__u16 ch_num;
60*4882a593Smuzhiyun 	__u16 pad0;
61*4882a593Smuzhiyun 	__u32 wait_to;	/* accept timeout in mSec. 0 = blocking */
62*4882a593Smuzhiyun };
63*4882a593Smuzhiyun 
64*4882a593Smuzhiyun /* RapidIO Channelized Messaging Driver IOCTLs */
65*4882a593Smuzhiyun #define RIO_CM_IOC_MAGIC	'c'
66*4882a593Smuzhiyun 
67*4882a593Smuzhiyun #define RIO_CM_EP_GET_LIST_SIZE	_IOWR(RIO_CM_IOC_MAGIC, 1, __u32)
68*4882a593Smuzhiyun #define RIO_CM_EP_GET_LIST	_IOWR(RIO_CM_IOC_MAGIC, 2, __u32)
69*4882a593Smuzhiyun #define RIO_CM_CHAN_CREATE	_IOWR(RIO_CM_IOC_MAGIC, 3, __u16)
70*4882a593Smuzhiyun #define RIO_CM_CHAN_CLOSE	_IOW(RIO_CM_IOC_MAGIC, 4, __u16)
71*4882a593Smuzhiyun #define RIO_CM_CHAN_BIND	_IOW(RIO_CM_IOC_MAGIC, 5, struct rio_cm_channel)
72*4882a593Smuzhiyun #define RIO_CM_CHAN_LISTEN	_IOW(RIO_CM_IOC_MAGIC, 6, __u16)
73*4882a593Smuzhiyun #define RIO_CM_CHAN_ACCEPT	_IOWR(RIO_CM_IOC_MAGIC, 7, struct rio_cm_accept)
74*4882a593Smuzhiyun #define RIO_CM_CHAN_CONNECT	_IOW(RIO_CM_IOC_MAGIC, 8, struct rio_cm_channel)
75*4882a593Smuzhiyun #define RIO_CM_CHAN_SEND	_IOW(RIO_CM_IOC_MAGIC, 9, struct rio_cm_msg)
76*4882a593Smuzhiyun #define RIO_CM_CHAN_RECEIVE	_IOWR(RIO_CM_IOC_MAGIC, 10, struct rio_cm_msg)
77*4882a593Smuzhiyun #define RIO_CM_MPORT_GET_LIST	_IOWR(RIO_CM_IOC_MAGIC, 11, __u32)
78*4882a593Smuzhiyun 
79*4882a593Smuzhiyun #endif /* _RIO_CM_CDEV_H_ */
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