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