xref: /linux/include/uapi/rdma/rdma_user_ioctl.h (revision 4b4193256c8d3bc3a5397b5cd9494c2ad386317d)
1  /* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR Linux-OpenIB) */
2  /*
3   * Copyright (c) 2016 Mellanox Technologies, LTD. All rights reserved.
4   *
5   * This software is available to you under a choice of one of two
6   * licenses.  You may choose to be licensed under the terms of the GNU
7   * General Public License (GPL) Version 2, available from the file
8   * COPYING in the main directory of this source tree, or the
9   * OpenIB.org BSD license below:
10   *
11   *     Redistribution and use in source and binary forms, with or
12   *     without modification, are permitted provided that the following
13   *     conditions are met:
14   *
15   *      - Redistributions of source code must retain the above
16   *        copyright notice, this list of conditions and the following
17   *        disclaimer.
18   *
19   *      - Redistributions in binary form must reproduce the above
20   *        copyright notice, this list of conditions and the following
21   *        disclaimer in the documentation and/or other materials
22   *        provided with the distribution.
23   *
24   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
25   * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
26   * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
27   * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
28   * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
29   * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
30   * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
31   * SOFTWARE.
32   */
33  
34  #ifndef RDMA_USER_IOCTL_H
35  #define RDMA_USER_IOCTL_H
36  
37  #include <rdma/ib_user_mad.h>
38  #include <rdma/hfi/hfi1_ioctl.h>
39  #include <rdma/rdma_user_ioctl_cmds.h>
40  
41  /* Legacy name, for user space application which already use it */
42  #define IB_IOCTL_MAGIC		RDMA_IOCTL_MAGIC
43  
44  /*
45   * General blocks assignments
46   * It is closed on purpose - do not expose it to user space
47   * #define MAD_CMD_BASE		0x00
48   * #define HFI1_CMD_BAS		0xE0
49   */
50  
51  /* MAD specific section */
52  #define IB_USER_MAD_REGISTER_AGENT	_IOWR(RDMA_IOCTL_MAGIC, 0x01, struct ib_user_mad_reg_req)
53  #define IB_USER_MAD_UNREGISTER_AGENT	_IOW(RDMA_IOCTL_MAGIC,  0x02, __u32)
54  #define IB_USER_MAD_ENABLE_PKEY		_IO(RDMA_IOCTL_MAGIC,   0x03)
55  #define IB_USER_MAD_REGISTER_AGENT2	_IOWR(RDMA_IOCTL_MAGIC, 0x04, struct ib_user_mad_reg_req2)
56  
57  /* HFI specific section */
58  /* allocate HFI and context */
59  #define HFI1_IOCTL_ASSIGN_CTXT		_IOWR(RDMA_IOCTL_MAGIC, 0xE1, struct hfi1_user_info)
60  /* find out what resources we got */
61  #define HFI1_IOCTL_CTXT_INFO		_IOW(RDMA_IOCTL_MAGIC,  0xE2, struct hfi1_ctxt_info)
62  /* set up userspace */
63  #define HFI1_IOCTL_USER_INFO		_IOW(RDMA_IOCTL_MAGIC,  0xE3, struct hfi1_base_info)
64  /* update expected TID entries */
65  #define HFI1_IOCTL_TID_UPDATE		_IOWR(RDMA_IOCTL_MAGIC, 0xE4, struct hfi1_tid_info)
66  /* free expected TID entries */
67  #define HFI1_IOCTL_TID_FREE		_IOWR(RDMA_IOCTL_MAGIC, 0xE5, struct hfi1_tid_info)
68  /* force an update of PIO credit */
69  #define HFI1_IOCTL_CREDIT_UPD		_IO(RDMA_IOCTL_MAGIC,   0xE6)
70  /* control receipt of packets */
71  #define HFI1_IOCTL_RECV_CTRL		_IOW(RDMA_IOCTL_MAGIC,  0xE8, int)
72  /* set the kind of polling we want */
73  #define HFI1_IOCTL_POLL_TYPE		_IOW(RDMA_IOCTL_MAGIC,  0xE9, int)
74  /* ack & clear user status bits */
75  #define HFI1_IOCTL_ACK_EVENT		_IOW(RDMA_IOCTL_MAGIC,  0xEA, unsigned long)
76  /* set context's pkey */
77  #define HFI1_IOCTL_SET_PKEY		_IOW(RDMA_IOCTL_MAGIC,  0xEB, __u16)
78  /* reset context's HW send context */
79  #define HFI1_IOCTL_CTXT_RESET		_IO(RDMA_IOCTL_MAGIC,   0xEC)
80  /* read TID cache invalidations */
81  #define HFI1_IOCTL_TID_INVAL_READ	_IOWR(RDMA_IOCTL_MAGIC, 0xED, struct hfi1_tid_info)
82  /* get the version of the user cdev */
83  #define HFI1_IOCTL_GET_VERS		_IOR(RDMA_IOCTL_MAGIC,  0xEE, int)
84  
85  #endif /* RDMA_USER_IOCTL_H */
86