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e2be04c7 | 1 | /* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-2-Clause) */ |
843debb8 LR |
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 <linux/types.h> | |
38 | #include <linux/ioctl.h> | |
06393bc3 | 39 | #include <rdma/ib_user_mad.h> |
8edec0b5 | 40 | #include <rdma/hfi/hfi1_ioctl.h> |
843debb8 LR |
41 | |
42 | /* Documentation/ioctl/ioctl-number.txt */ | |
fa83b793 | 43 | #define RDMA_IOCTL_MAGIC 0x1b |
10b31e79 | 44 | /* Legacy name, for user space application which already use it */ |
fa83b793 | 45 | #define IB_IOCTL_MAGIC RDMA_IOCTL_MAGIC |
8edec0b5 | 46 | |
fac9658c MB |
47 | #define RDMA_VERBS_IOCTL \ |
48 | _IOWR(RDMA_IOCTL_MAGIC, 1, struct ib_uverbs_ioctl_hdr) | |
49 | ||
50 | #define UVERBS_ID_NS_MASK 0xF000 | |
51 | #define UVERBS_ID_NS_SHIFT 12 | |
52 | ||
53 | enum { | |
54 | /* User input */ | |
55 | UVERBS_ATTR_F_MANDATORY = 1U << 0, | |
56 | /* | |
57 | * Valid output bit should be ignored and considered set in | |
58 | * mandatory fields. This bit is kernel output. | |
59 | */ | |
60 | UVERBS_ATTR_F_VALID_OUTPUT = 1U << 1, | |
61 | }; | |
62 | ||
63 | struct ib_uverbs_attr { | |
64 | __u16 attr_id; /* command specific type attribute */ | |
65 | __u16 len; /* only for pointers */ | |
66 | __u16 flags; /* combination of UVERBS_ATTR_F_XXXX */ | |
67 | __u16 reserved; | |
68 | __u64 data; /* ptr to command, inline data or idr/fd */ | |
69 | }; | |
70 | ||
71 | struct ib_uverbs_ioctl_hdr { | |
72 | __u16 length; | |
73 | __u16 object_id; | |
74 | __u16 method_id; | |
75 | __u16 num_attrs; | |
76 | __u64 reserved; | |
77 | struct ib_uverbs_attr attrs[0]; | |
78 | }; | |
79 | ||
8edec0b5 | 80 | /* |
fa83b793 LR |
81 | * General blocks assignments |
82 | * It is closed on purpose do not expose it it user space | |
83 | * #define MAD_CMD_BASE 0x00 | |
84 | * #define HFI1_CMD_BAS 0xE0 | |
8edec0b5 LR |
85 | */ |
86 | ||
fa83b793 LR |
87 | /* MAD specific section */ |
88 | #define IB_USER_MAD_REGISTER_AGENT _IOWR(RDMA_IOCTL_MAGIC, 0x01, struct ib_user_mad_reg_req) | |
89 | #define IB_USER_MAD_UNREGISTER_AGENT _IOW(RDMA_IOCTL_MAGIC, 0x02, __u32) | |
90 | #define IB_USER_MAD_ENABLE_PKEY _IO(RDMA_IOCTL_MAGIC, 0x03) | |
91 | #define IB_USER_MAD_REGISTER_AGENT2 _IOWR(RDMA_IOCTL_MAGIC, 0x04, struct ib_user_mad_reg_req2) | |
8edec0b5 | 92 | |
fa83b793 LR |
93 | /* HFI specific section */ |
94 | /* allocate HFI and context */ | |
95 | #define HFI1_IOCTL_ASSIGN_CTXT _IOWR(RDMA_IOCTL_MAGIC, 0xE1, struct hfi1_user_info) | |
96 | /* find out what resources we got */ | |
97 | #define HFI1_IOCTL_CTXT_INFO _IOW(RDMA_IOCTL_MAGIC, 0xE2, struct hfi1_ctxt_info) | |
98 | /* set up userspace */ | |
99 | #define HFI1_IOCTL_USER_INFO _IOW(RDMA_IOCTL_MAGIC, 0xE3, struct hfi1_base_info) | |
100 | /* update expected TID entries */ | |
101 | #define HFI1_IOCTL_TID_UPDATE _IOWR(RDMA_IOCTL_MAGIC, 0xE4, struct hfi1_tid_info) | |
102 | /* free expected TID entries */ | |
103 | #define HFI1_IOCTL_TID_FREE _IOWR(RDMA_IOCTL_MAGIC, 0xE5, struct hfi1_tid_info) | |
104 | /* force an update of PIO credit */ | |
105 | #define HFI1_IOCTL_CREDIT_UPD _IO(RDMA_IOCTL_MAGIC, 0xE6) | |
106 | /* control receipt of packets */ | |
107 | #define HFI1_IOCTL_RECV_CTRL _IOW(RDMA_IOCTL_MAGIC, 0xE8, int) | |
108 | /* set the kind of polling we want */ | |
109 | #define HFI1_IOCTL_POLL_TYPE _IOW(RDMA_IOCTL_MAGIC, 0xE9, int) | |
110 | /* ack & clear user status bits */ | |
111 | #define HFI1_IOCTL_ACK_EVENT _IOW(RDMA_IOCTL_MAGIC, 0xEA, unsigned long) | |
112 | /* set context's pkey */ | |
113 | #define HFI1_IOCTL_SET_PKEY _IOW(RDMA_IOCTL_MAGIC, 0xEB, __u16) | |
114 | /* reset context's HW send context */ | |
115 | #define HFI1_IOCTL_CTXT_RESET _IO(RDMA_IOCTL_MAGIC, 0xEC) | |
116 | /* read TID cache invalidations */ | |
117 | #define HFI1_IOCTL_TID_INVAL_READ _IOWR(RDMA_IOCTL_MAGIC, 0xED, struct hfi1_tid_info) | |
118 | /* get the version of the user cdev */ | |
119 | #define HFI1_IOCTL_GET_VERS _IOR(RDMA_IOCTL_MAGIC, 0xEE, int) | |
8edec0b5 | 120 | |
843debb8 | 121 | #endif /* RDMA_USER_IOCTL_H */ |