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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 Technologies5 * Copyright (c) 2015, RapidIO Trade Association6 * 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 Public10 * License(GPL) Version 2, or the BSD-3 Clause license below:11 *12 * Redistribution and use in source and binary forms, with or without13 * 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 documentation20 * and/or other materials provided with the distribution.21 *22 * 3. Neither the name of the copyright holder nor the names of its contributors23 * may be used to endorse or promote products derived from this software without24 * 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 PARTICULAR29 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR30 * 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 OR35 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF36 * 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 44struct rio_cm_channel {45 __u16 id;46 __u16 remote_channel;47 __u16 remote_destid;48 __u8 mport_id;49};50 51struct rio_cm_msg {52 __u16 ch_num;53 __u16 size;54 __u32 rxto; /* receive timeout in mSec. 0 = blocking */55 __u64 msg;56};57 58struct 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