uapi/rdma/rdma_user_ioctl.h

0001 /* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR Linux-OpenIB) */
0002 /*
0003  * Copyright (c) 2016 Mellanox Technologies, LTD. All rights reserved.
0004  *
0005  * This software is available to you under a choice of one of two
0006  * licenses.  You may choose to be licensed under the terms of the GNU
0007  * General Public License (GPL) Version 2, available from the file
0008  * COPYING in the main directory of this source tree, or the
0009  * OpenIB.org BSD license below:
0010  *
0011  *     Redistribution and use in source and binary forms, with or
0012  *     without modification, are permitted provided that the following
0013  *     conditions are met:
0014  *
0015  *      - Redistributions of source code must retain the above
0016  *        copyright notice, this list of conditions and the following
0017  *        disclaimer.
0018  *
0019  *      - Redistributions in binary form must reproduce the above
0020  *        copyright notice, this list of conditions and the following
0021  *        disclaimer in the documentation and/or other materials
0022  *        provided with the distribution.
0023  *
0024  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
0025  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
0026  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
0027  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
0028  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
0029  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
0030  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
0031  * SOFTWARE.
0032  */
0033
0034 #ifndef RDMA_USER_IOCTL_H
0035 #define RDMA_USER_IOCTL_H
0036
0037 #include <rdma/ib_user_mad.h>
0038 #include <rdma/hfi/hfi1_ioctl.h>
0039 #include <rdma/rdma_user_ioctl_cmds.h>
0040
0041 /* Legacy name, for user space application which already use it */
0042 #define IB_IOCTL_MAGIC      RDMA_IOCTL_MAGIC
0043
0044 /*
0045  * General blocks assignments
0046  * It is closed on purpose - do not expose it to user space
0047  * #define MAD_CMD_BASE     0x00
0048  * #define HFI1_CMD_BAS     0xE0
0049  */
0050
0051 /* MAD specific section */
0052 #define IB_USER_MAD_REGISTER_AGENT  _IOWR(RDMA_IOCTL_MAGIC, 0x01, struct ib_user_mad_reg_req)
0053 #define IB_USER_MAD_UNREGISTER_AGENT    _IOW(RDMA_IOCTL_MAGIC,  0x02, __u32)
0054 #define IB_USER_MAD_ENABLE_PKEY     _IO(RDMA_IOCTL_MAGIC,   0x03)
0055 #define IB_USER_MAD_REGISTER_AGENT2 _IOWR(RDMA_IOCTL_MAGIC, 0x04, struct ib_user_mad_reg_req2)
0056
0057 /* HFI specific section */
0058 /* allocate HFI and context */
0059 #define HFI1_IOCTL_ASSIGN_CTXT      _IOWR(RDMA_IOCTL_MAGIC, 0xE1, struct hfi1_user_info)
0060 /* find out what resources we got */
0061 #define HFI1_IOCTL_CTXT_INFO        _IOW(RDMA_IOCTL_MAGIC,  0xE2, struct hfi1_ctxt_info)
0062 /* set up userspace */
0063 #define HFI1_IOCTL_USER_INFO        _IOW(RDMA_IOCTL_MAGIC,  0xE3, struct hfi1_base_info)
0064 /* update expected TID entries */
0065 #define HFI1_IOCTL_TID_UPDATE       _IOWR(RDMA_IOCTL_MAGIC, 0xE4, struct hfi1_tid_info)
0066 /* free expected TID entries */
0067 #define HFI1_IOCTL_TID_FREE     _IOWR(RDMA_IOCTL_MAGIC, 0xE5, struct hfi1_tid_info)
0068 /* force an update of PIO credit */
0069 #define HFI1_IOCTL_CREDIT_UPD       _IO(RDMA_IOCTL_MAGIC,   0xE6)
0070 /* control receipt of packets */
0071 #define HFI1_IOCTL_RECV_CTRL        _IOW(RDMA_IOCTL_MAGIC,  0xE8, int)
0072 /* set the kind of polling we want */
0073 #define HFI1_IOCTL_POLL_TYPE        _IOW(RDMA_IOCTL_MAGIC,  0xE9, int)
0074 /* ack & clear user status bits */
0075 #define HFI1_IOCTL_ACK_EVENT        _IOW(RDMA_IOCTL_MAGIC,  0xEA, unsigned long)
0076 /* set context's pkey */
0077 #define HFI1_IOCTL_SET_PKEY     _IOW(RDMA_IOCTL_MAGIC,  0xEB, __u16)
0078 /* reset context's HW send context */
0079 #define HFI1_IOCTL_CTXT_RESET       _IO(RDMA_IOCTL_MAGIC,   0xEC)
0080 /* read TID cache invalidations */
0081 #define HFI1_IOCTL_TID_INVAL_READ   _IOWR(RDMA_IOCTL_MAGIC, 0xED, struct hfi1_tid_info)
0082 /* get the version of the user cdev */
0083 #define HFI1_IOCTL_GET_VERS     _IOR(RDMA_IOCTL_MAGIC,  0xEE, int)
0084
0085 #endif /* RDMA_USER_IOCTL_H */