xref: /linux/include/uapi/rdma/ib_user_ioctl_verbs.h (revision 5ea5880764cbb164afb17a62e76ca75dc371409d)
1 /* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR Linux-OpenIB) */
2 /*
3  * Copyright (c) 2017-2018, Mellanox Technologies inc.  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 IB_USER_IOCTL_VERBS_H
35 #define IB_USER_IOCTL_VERBS_H
36 
37 #include <linux/types.h>
38 #include <rdma/ib_user_verbs.h>
39 
40 #ifndef RDMA_UAPI_PTR
41 #define RDMA_UAPI_PTR(_type, _name)	__aligned_u64 _name
42 #endif
43 
44 #define IB_UVERBS_ACCESS_OPTIONAL_FIRST (1 << 20)
45 #define IB_UVERBS_ACCESS_OPTIONAL_LAST (1 << 29)
46 
47 enum ib_uverbs_core_support {
48 	IB_UVERBS_CORE_SUPPORT_OPTIONAL_MR_ACCESS = 1 << 0,
49 	IB_UVERBS_CORE_SUPPORT_ROBUST_UDATA = 1 << 1,
50 };
51 
52 enum ib_uverbs_access_flags {
53 	IB_UVERBS_ACCESS_LOCAL_WRITE = 1 << 0,
54 	IB_UVERBS_ACCESS_REMOTE_WRITE = 1 << 1,
55 	IB_UVERBS_ACCESS_REMOTE_READ = 1 << 2,
56 	IB_UVERBS_ACCESS_REMOTE_ATOMIC = 1 << 3,
57 	IB_UVERBS_ACCESS_MW_BIND = 1 << 4,
58 	IB_UVERBS_ACCESS_ZERO_BASED = 1 << 5,
59 	IB_UVERBS_ACCESS_ON_DEMAND = 1 << 6,
60 	IB_UVERBS_ACCESS_HUGETLB = 1 << 7,
61 	IB_UVERBS_ACCESS_FLUSH_GLOBAL = 1 << 8,
62 	IB_UVERBS_ACCESS_FLUSH_PERSISTENT = 1 << 9,
63 
64 	IB_UVERBS_ACCESS_RELAXED_ORDERING = IB_UVERBS_ACCESS_OPTIONAL_FIRST,
65 	IB_UVERBS_ACCESS_OPTIONAL_RANGE =
66 		((IB_UVERBS_ACCESS_OPTIONAL_LAST << 1) - 1) &
67 		~(IB_UVERBS_ACCESS_OPTIONAL_FIRST - 1)
68 };
69 
70 enum ib_uverbs_srq_type {
71 	IB_UVERBS_SRQT_BASIC,
72 	IB_UVERBS_SRQT_XRC,
73 	IB_UVERBS_SRQT_TM,
74 };
75 
76 enum ib_uverbs_wq_type {
77 	IB_UVERBS_WQT_RQ,
78 };
79 
80 enum ib_uverbs_wq_flags {
81 	IB_UVERBS_WQ_FLAGS_CVLAN_STRIPPING = 1 << 0,
82 	IB_UVERBS_WQ_FLAGS_SCATTER_FCS = 1 << 1,
83 	IB_UVERBS_WQ_FLAGS_DELAY_DROP = 1 << 2,
84 	IB_UVERBS_WQ_FLAGS_PCI_WRITE_END_PADDING = 1 << 3,
85 };
86 
87 enum ib_uverbs_qp_type {
88 	IB_UVERBS_QPT_RC = 2,
89 	IB_UVERBS_QPT_UC,
90 	IB_UVERBS_QPT_UD,
91 	IB_UVERBS_QPT_RAW_PACKET = 8,
92 	IB_UVERBS_QPT_XRC_INI,
93 	IB_UVERBS_QPT_XRC_TGT,
94 	IB_UVERBS_QPT_DRIVER = 0xFF,
95 };
96 
97 enum ib_uverbs_qp_create_flags {
98 	IB_UVERBS_QP_CREATE_BLOCK_MULTICAST_LOOPBACK = 1 << 1,
99 	IB_UVERBS_QP_CREATE_SCATTER_FCS = 1 << 8,
100 	IB_UVERBS_QP_CREATE_CVLAN_STRIPPING = 1 << 9,
101 	IB_UVERBS_QP_CREATE_PCI_WRITE_END_PADDING = 1 << 11,
102 	IB_UVERBS_QP_CREATE_SQ_SIG_ALL = 1 << 12,
103 };
104 
105 enum ib_uverbs_query_port_cap_flags {
106 	IB_UVERBS_PCF_SM = 1 << 1,
107 	IB_UVERBS_PCF_NOTICE_SUP = 1 << 2,
108 	IB_UVERBS_PCF_TRAP_SUP = 1 << 3,
109 	IB_UVERBS_PCF_OPT_IPD_SUP = 1 << 4,
110 	IB_UVERBS_PCF_AUTO_MIGR_SUP = 1 << 5,
111 	IB_UVERBS_PCF_SL_MAP_SUP = 1 << 6,
112 	IB_UVERBS_PCF_MKEY_NVRAM = 1 << 7,
113 	IB_UVERBS_PCF_PKEY_NVRAM = 1 << 8,
114 	IB_UVERBS_PCF_LED_INFO_SUP = 1 << 9,
115 	IB_UVERBS_PCF_SM_DISABLED = 1 << 10,
116 	IB_UVERBS_PCF_SYS_IMAGE_GUID_SUP = 1 << 11,
117 	IB_UVERBS_PCF_PKEY_SW_EXT_PORT_TRAP_SUP = 1 << 12,
118 	IB_UVERBS_PCF_EXTENDED_SPEEDS_SUP = 1 << 14,
119 	IB_UVERBS_PCF_CM_SUP = 1 << 16,
120 	IB_UVERBS_PCF_SNMP_TUNNEL_SUP = 1 << 17,
121 	IB_UVERBS_PCF_REINIT_SUP = 1 << 18,
122 	IB_UVERBS_PCF_DEVICE_MGMT_SUP = 1 << 19,
123 	IB_UVERBS_PCF_VENDOR_CLASS_SUP = 1 << 20,
124 	IB_UVERBS_PCF_DR_NOTICE_SUP = 1 << 21,
125 	IB_UVERBS_PCF_CAP_MASK_NOTICE_SUP = 1 << 22,
126 	IB_UVERBS_PCF_BOOT_MGMT_SUP = 1 << 23,
127 	IB_UVERBS_PCF_LINK_LATENCY_SUP = 1 << 24,
128 	IB_UVERBS_PCF_CLIENT_REG_SUP = 1 << 25,
129 	/*
130 	 * IsOtherLocalChangesNoticeSupported is aliased by IP_BASED_GIDS and
131 	 * is inaccessible
132 	 */
133 	IB_UVERBS_PCF_LINK_SPEED_WIDTH_TABLE_SUP = 1 << 27,
134 	IB_UVERBS_PCF_VENDOR_SPECIFIC_MADS_TABLE_SUP = 1 << 28,
135 	IB_UVERBS_PCF_MCAST_PKEY_TRAP_SUPPRESSION_SUP = 1 << 29,
136 	IB_UVERBS_PCF_MCAST_FDB_TOP_SUP = 1 << 30,
137 	IB_UVERBS_PCF_HIERARCHY_INFO_SUP = 1ULL << 31,
138 
139 	/* NOTE this is an internal flag, not an IBA flag */
140 	IB_UVERBS_PCF_IP_BASED_GIDS = 1 << 26,
141 };
142 
143 enum ib_uverbs_query_port_flags {
144 	IB_UVERBS_QPF_GRH_REQUIRED = 1 << 0,
145 };
146 
147 enum ib_uverbs_flow_action_esp_keymat {
148 	IB_UVERBS_FLOW_ACTION_ESP_KEYMAT_AES_GCM,
149 };
150 
151 enum ib_uverbs_flow_action_esp_keymat_aes_gcm_iv_algo {
152 	IB_UVERBS_FLOW_ACTION_IV_ALGO_SEQ,
153 };
154 
155 struct ib_uverbs_flow_action_esp_keymat_aes_gcm {
156 	__aligned_u64	iv;
157 	__u32		iv_algo; /* Use enum ib_uverbs_flow_action_esp_keymat_aes_gcm_iv_algo */
158 
159 	__u32		salt;
160 	__u32		icv_len;
161 
162 	__u32		key_len;
163 	__u32		aes_key[256 / 32];
164 };
165 
166 enum ib_uverbs_flow_action_esp_replay {
167 	IB_UVERBS_FLOW_ACTION_ESP_REPLAY_NONE,
168 	IB_UVERBS_FLOW_ACTION_ESP_REPLAY_BMP,
169 };
170 
171 struct ib_uverbs_flow_action_esp_replay_bmp {
172 	__u32	size;
173 };
174 
175 enum ib_uverbs_flow_action_esp_flags {
176 	IB_UVERBS_FLOW_ACTION_ESP_FLAGS_INLINE_CRYPTO	= 0UL << 0,	/* Default */
177 	IB_UVERBS_FLOW_ACTION_ESP_FLAGS_FULL_OFFLOAD	= 1UL << 0,
178 
179 	IB_UVERBS_FLOW_ACTION_ESP_FLAGS_TUNNEL		= 0UL << 1,	/* Default */
180 	IB_UVERBS_FLOW_ACTION_ESP_FLAGS_TRANSPORT	= 1UL << 1,
181 
182 	IB_UVERBS_FLOW_ACTION_ESP_FLAGS_DECRYPT		= 0UL << 2,	/* Default */
183 	IB_UVERBS_FLOW_ACTION_ESP_FLAGS_ENCRYPT		= 1UL << 2,
184 
185 	IB_UVERBS_FLOW_ACTION_ESP_FLAGS_ESN_NEW_WINDOW	= 1UL << 3,
186 };
187 
188 struct ib_uverbs_flow_action_esp_encap {
189 	/* This struct represents a list of pointers to flow_xxxx_filter that
190 	 * encapsulates the payload in ESP tunnel mode.
191 	 */
192 	RDMA_UAPI_PTR(void *, val_ptr); /* pointer to a flow_xxxx_filter */
193 	RDMA_UAPI_PTR(struct ib_uverbs_flow_action_esp_encap *, next_ptr);
194 	__u16	len;		/* Len of the filter struct val_ptr points to */
195 	__u16	type;		/* Use flow_spec_type enum */
196 };
197 
198 struct ib_uverbs_flow_action_esp {
199 	__u32		spi;
200 	__u32		seq;
201 	__u32		tfc_pad;
202 	__u32		flags;
203 	__aligned_u64	hard_limit_pkts;
204 };
205 
206 enum ib_uverbs_read_counters_flags {
207 	/* prefer read values from driver cache */
208 	IB_UVERBS_READ_COUNTERS_PREFER_CACHED = 1 << 0,
209 };
210 
211 enum ib_uverbs_advise_mr_advice {
212 	IB_UVERBS_ADVISE_MR_ADVICE_PREFETCH,
213 	IB_UVERBS_ADVISE_MR_ADVICE_PREFETCH_WRITE,
214 	IB_UVERBS_ADVISE_MR_ADVICE_PREFETCH_NO_FAULT,
215 };
216 
217 enum ib_uverbs_advise_mr_flag {
218 	IB_UVERBS_ADVISE_MR_FLAG_FLUSH = 1 << 0,
219 };
220 
221 struct ib_uverbs_query_port_resp_ex {
222 	struct ib_uverbs_query_port_resp legacy_resp;
223 	__u16 port_cap_flags2;
224 	__u8  reserved[2];
225 	__u32 active_speed_ex;
226 };
227 
228 struct ib_uverbs_qp_cap {
229 	__u32 max_send_wr;
230 	__u32 max_recv_wr;
231 	__u32 max_send_sge;
232 	__u32 max_recv_sge;
233 	__u32 max_inline_data;
234 };
235 
236 enum rdma_driver_id {
237 	RDMA_DRIVER_UNKNOWN,
238 	RDMA_DRIVER_MLX5,
239 	RDMA_DRIVER_MLX4,
240 	RDMA_DRIVER_CXGB3,
241 	RDMA_DRIVER_CXGB4,
242 	RDMA_DRIVER_MTHCA,
243 	RDMA_DRIVER_BNXT_RE,
244 	RDMA_DRIVER_OCRDMA,
245 	RDMA_DRIVER_NES,
246 	RDMA_DRIVER_I40IW,
247 	RDMA_DRIVER_IRDMA = RDMA_DRIVER_I40IW,
248 	RDMA_DRIVER_VMW_PVRDMA,
249 	RDMA_DRIVER_QEDR,
250 	RDMA_DRIVER_HNS,
251 	RDMA_DRIVER_USNIC,
252 	RDMA_DRIVER_RXE,
253 	RDMA_DRIVER_HFI1,
254 	RDMA_DRIVER_QIB,
255 	RDMA_DRIVER_EFA,
256 	RDMA_DRIVER_SIW,
257 	RDMA_DRIVER_ERDMA,
258 	RDMA_DRIVER_MANA,
259 	RDMA_DRIVER_IONIC,
260 };
261 
262 enum ib_uverbs_gid_type {
263 	IB_UVERBS_GID_TYPE_IB,
264 	IB_UVERBS_GID_TYPE_ROCE_V1,
265 	IB_UVERBS_GID_TYPE_ROCE_V2,
266 };
267 
268 struct ib_uverbs_gid_entry {
269 	__aligned_u64 gid[2];
270 	__u32 gid_index;
271 	__u32 port_num;
272 	__u32 gid_type;
273 	__u32 netdev_ifindex; /* It is 0 if there is no netdev associated with it */
274 };
275 
276 #endif
277