include/uapi/rdma/rdma_user_ioctl.h

   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 */