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
 47enum ib_uverbs_core_support {
 48	IB_UVERBS_CORE_SUPPORT_OPTIONAL_MR_ACCESS = 1 << 0,
 49};
 50
 51enum 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
 69enum ib_uverbs_srq_type {
 70	IB_UVERBS_SRQT_BASIC,
 71	IB_UVERBS_SRQT_XRC,
 72	IB_UVERBS_SRQT_TM,
 73};
 74
 75enum ib_uverbs_wq_type {
 76	IB_UVERBS_WQT_RQ,
 77};
 78
 79enum 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
 86enum 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
 96enum 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
104enum 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
142enum ib_uverbs_query_port_flags {
143	IB_UVERBS_QPF_GRH_REQUIRED = 1 << 0,
144};
145
146enum ib_uverbs_flow_action_esp_keymat {
147	IB_UVERBS_FLOW_ACTION_ESP_KEYMAT_AES_GCM,
148};
149
150enum ib_uverbs_flow_action_esp_keymat_aes_gcm_iv_algo {
151	IB_UVERBS_FLOW_ACTION_IV_ALGO_SEQ,
152};
153
154struct 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
165enum ib_uverbs_flow_action_esp_replay {
166	IB_UVERBS_FLOW_ACTION_ESP_REPLAY_NONE,
167	IB_UVERBS_FLOW_ACTION_ESP_REPLAY_BMP,
168};
169
170struct ib_uverbs_flow_action_esp_replay_bmp {
171	__u32	size;
172};
173
174enum 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
187struct 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
197struct 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
205enum ib_uverbs_read_counters_flags {
206	/* prefer read values from driver cache */
207	IB_UVERBS_READ_COUNTERS_PREFER_CACHED = 1 << 0,
208};
209
210enum 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
216enum ib_uverbs_advise_mr_flag {
217	IB_UVERBS_ADVISE_MR_FLAG_FLUSH = 1 << 0,
218};
219
220struct ib_uverbs_query_port_resp_ex {
221	struct ib_uverbs_query_port_resp legacy_resp;
222	__u16 port_cap_flags2;
223	__u8  reserved[2];
224	__u32 active_speed_ex;
225};
226
227struct ib_uverbs_qp_cap {
228	__u32 max_send_wr;
229	__u32 max_recv_wr;
230	__u32 max_send_sge;
231	__u32 max_recv_sge;
232	__u32 max_inline_data;
233};
234
235enum rdma_driver_id {
236	RDMA_DRIVER_UNKNOWN,
237	RDMA_DRIVER_MLX5,
238	RDMA_DRIVER_MLX4,
239	RDMA_DRIVER_CXGB3,
240	RDMA_DRIVER_CXGB4,
241	RDMA_DRIVER_MTHCA,
242	RDMA_DRIVER_BNXT_RE,
243	RDMA_DRIVER_OCRDMA,
244	RDMA_DRIVER_NES,
245	RDMA_DRIVER_I40IW,
246	RDMA_DRIVER_IRDMA = RDMA_DRIVER_I40IW,
247	RDMA_DRIVER_VMW_PVRDMA,
248	RDMA_DRIVER_QEDR,
249	RDMA_DRIVER_HNS,
250	RDMA_DRIVER_USNIC,
251	RDMA_DRIVER_RXE,
252	RDMA_DRIVER_HFI1,
253	RDMA_DRIVER_QIB,
254	RDMA_DRIVER_EFA,
255	RDMA_DRIVER_SIW,
256	RDMA_DRIVER_ERDMA,
257	RDMA_DRIVER_MANA,
258};
259
260enum ib_uverbs_gid_type {
261	IB_UVERBS_GID_TYPE_IB,
262	IB_UVERBS_GID_TYPE_ROCE_V1,
263	IB_UVERBS_GID_TYPE_ROCE_V2,
264};
265
266struct ib_uverbs_gid_entry {
267	__aligned_u64 gid[2];
268	__u32 gid_index;
269	__u32 port_num;
270	__u32 gid_type;
271	__u32 netdev_ifindex; /* It is 0 if there is no netdev associated with it */
272};
273
274#endif