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![Li Zhijian](/assets/img/avatar_default.png)
This commit extends the RDMA user ABI to support the flush operation defined in IBA A19.4.1. These changes are backward compatible with the existing RDMA user ABI. Link: https://lore.kernel.org/r/20221206130201.30986-2-lizhijian@fujitsu.com Reviewed-by: Zhu Yanjun <zyjzyj2000@gmail.com> Signed-off-by: Li Zhijian <lizhijian@fujitsu.com> Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
273 lines
7.7 KiB
C
273 lines
7.7 KiB
C
/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR Linux-OpenIB) */
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/*
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* Copyright (c) 2017-2018, Mellanox Technologies inc. All rights reserved.
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*
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* This software is available to you under a choice of one of two
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* licenses. You may choose to be licensed under the terms of the GNU
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* General Public License (GPL) Version 2, available from the file
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* COPYING in the main directory of this source tree, or the
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* OpenIB.org BSD license below:
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*
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* Redistribution and use in source and binary forms, with or
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* without modification, are permitted provided that the following
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* conditions are met:
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*
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* - Redistributions of source code must retain the above
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* copyright notice, this list of conditions and the following
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* disclaimer.
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*
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* - Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials
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* provided with the distribution.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#ifndef IB_USER_IOCTL_VERBS_H
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#define IB_USER_IOCTL_VERBS_H
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#include <linux/types.h>
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#include <rdma/ib_user_verbs.h>
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#ifndef RDMA_UAPI_PTR
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#define RDMA_UAPI_PTR(_type, _name) __aligned_u64 _name
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#endif
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#define IB_UVERBS_ACCESS_OPTIONAL_FIRST (1 << 20)
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#define IB_UVERBS_ACCESS_OPTIONAL_LAST (1 << 29)
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enum ib_uverbs_core_support {
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IB_UVERBS_CORE_SUPPORT_OPTIONAL_MR_ACCESS = 1 << 0,
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};
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enum ib_uverbs_access_flags {
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IB_UVERBS_ACCESS_LOCAL_WRITE = 1 << 0,
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IB_UVERBS_ACCESS_REMOTE_WRITE = 1 << 1,
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IB_UVERBS_ACCESS_REMOTE_READ = 1 << 2,
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IB_UVERBS_ACCESS_REMOTE_ATOMIC = 1 << 3,
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IB_UVERBS_ACCESS_MW_BIND = 1 << 4,
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IB_UVERBS_ACCESS_ZERO_BASED = 1 << 5,
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IB_UVERBS_ACCESS_ON_DEMAND = 1 << 6,
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IB_UVERBS_ACCESS_HUGETLB = 1 << 7,
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IB_UVERBS_ACCESS_FLUSH_GLOBAL = 1 << 8,
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IB_UVERBS_ACCESS_FLUSH_PERSISTENT = 1 << 9,
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IB_UVERBS_ACCESS_RELAXED_ORDERING = IB_UVERBS_ACCESS_OPTIONAL_FIRST,
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IB_UVERBS_ACCESS_OPTIONAL_RANGE =
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((IB_UVERBS_ACCESS_OPTIONAL_LAST << 1) - 1) &
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~(IB_UVERBS_ACCESS_OPTIONAL_FIRST - 1)
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};
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enum ib_uverbs_srq_type {
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IB_UVERBS_SRQT_BASIC,
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IB_UVERBS_SRQT_XRC,
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IB_UVERBS_SRQT_TM,
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};
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enum ib_uverbs_wq_type {
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IB_UVERBS_WQT_RQ,
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};
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enum ib_uverbs_wq_flags {
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IB_UVERBS_WQ_FLAGS_CVLAN_STRIPPING = 1 << 0,
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IB_UVERBS_WQ_FLAGS_SCATTER_FCS = 1 << 1,
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IB_UVERBS_WQ_FLAGS_DELAY_DROP = 1 << 2,
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IB_UVERBS_WQ_FLAGS_PCI_WRITE_END_PADDING = 1 << 3,
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};
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enum ib_uverbs_qp_type {
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IB_UVERBS_QPT_RC = 2,
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IB_UVERBS_QPT_UC,
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IB_UVERBS_QPT_UD,
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IB_UVERBS_QPT_RAW_PACKET = 8,
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IB_UVERBS_QPT_XRC_INI,
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IB_UVERBS_QPT_XRC_TGT,
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IB_UVERBS_QPT_DRIVER = 0xFF,
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};
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enum ib_uverbs_qp_create_flags {
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IB_UVERBS_QP_CREATE_BLOCK_MULTICAST_LOOPBACK = 1 << 1,
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IB_UVERBS_QP_CREATE_SCATTER_FCS = 1 << 8,
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IB_UVERBS_QP_CREATE_CVLAN_STRIPPING = 1 << 9,
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IB_UVERBS_QP_CREATE_PCI_WRITE_END_PADDING = 1 << 11,
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IB_UVERBS_QP_CREATE_SQ_SIG_ALL = 1 << 12,
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};
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enum ib_uverbs_query_port_cap_flags {
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IB_UVERBS_PCF_SM = 1 << 1,
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IB_UVERBS_PCF_NOTICE_SUP = 1 << 2,
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IB_UVERBS_PCF_TRAP_SUP = 1 << 3,
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IB_UVERBS_PCF_OPT_IPD_SUP = 1 << 4,
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IB_UVERBS_PCF_AUTO_MIGR_SUP = 1 << 5,
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IB_UVERBS_PCF_SL_MAP_SUP = 1 << 6,
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IB_UVERBS_PCF_MKEY_NVRAM = 1 << 7,
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IB_UVERBS_PCF_PKEY_NVRAM = 1 << 8,
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IB_UVERBS_PCF_LED_INFO_SUP = 1 << 9,
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IB_UVERBS_PCF_SM_DISABLED = 1 << 10,
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IB_UVERBS_PCF_SYS_IMAGE_GUID_SUP = 1 << 11,
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IB_UVERBS_PCF_PKEY_SW_EXT_PORT_TRAP_SUP = 1 << 12,
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IB_UVERBS_PCF_EXTENDED_SPEEDS_SUP = 1 << 14,
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IB_UVERBS_PCF_CM_SUP = 1 << 16,
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IB_UVERBS_PCF_SNMP_TUNNEL_SUP = 1 << 17,
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IB_UVERBS_PCF_REINIT_SUP = 1 << 18,
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IB_UVERBS_PCF_DEVICE_MGMT_SUP = 1 << 19,
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IB_UVERBS_PCF_VENDOR_CLASS_SUP = 1 << 20,
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IB_UVERBS_PCF_DR_NOTICE_SUP = 1 << 21,
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IB_UVERBS_PCF_CAP_MASK_NOTICE_SUP = 1 << 22,
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IB_UVERBS_PCF_BOOT_MGMT_SUP = 1 << 23,
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IB_UVERBS_PCF_LINK_LATENCY_SUP = 1 << 24,
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IB_UVERBS_PCF_CLIENT_REG_SUP = 1 << 25,
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/*
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* IsOtherLocalChangesNoticeSupported is aliased by IP_BASED_GIDS and
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* is inaccessible
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*/
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IB_UVERBS_PCF_LINK_SPEED_WIDTH_TABLE_SUP = 1 << 27,
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IB_UVERBS_PCF_VENDOR_SPECIFIC_MADS_TABLE_SUP = 1 << 28,
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IB_UVERBS_PCF_MCAST_PKEY_TRAP_SUPPRESSION_SUP = 1 << 29,
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IB_UVERBS_PCF_MCAST_FDB_TOP_SUP = 1 << 30,
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IB_UVERBS_PCF_HIERARCHY_INFO_SUP = 1ULL << 31,
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/* NOTE this is an internal flag, not an IBA flag */
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IB_UVERBS_PCF_IP_BASED_GIDS = 1 << 26,
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};
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enum ib_uverbs_query_port_flags {
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IB_UVERBS_QPF_GRH_REQUIRED = 1 << 0,
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};
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enum ib_uverbs_flow_action_esp_keymat {
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IB_UVERBS_FLOW_ACTION_ESP_KEYMAT_AES_GCM,
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};
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enum ib_uverbs_flow_action_esp_keymat_aes_gcm_iv_algo {
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IB_UVERBS_FLOW_ACTION_IV_ALGO_SEQ,
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};
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struct ib_uverbs_flow_action_esp_keymat_aes_gcm {
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__aligned_u64 iv;
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__u32 iv_algo; /* Use enum ib_uverbs_flow_action_esp_keymat_aes_gcm_iv_algo */
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__u32 salt;
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__u32 icv_len;
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__u32 key_len;
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__u32 aes_key[256 / 32];
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};
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enum ib_uverbs_flow_action_esp_replay {
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IB_UVERBS_FLOW_ACTION_ESP_REPLAY_NONE,
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IB_UVERBS_FLOW_ACTION_ESP_REPLAY_BMP,
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};
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struct ib_uverbs_flow_action_esp_replay_bmp {
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__u32 size;
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};
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enum ib_uverbs_flow_action_esp_flags {
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IB_UVERBS_FLOW_ACTION_ESP_FLAGS_INLINE_CRYPTO = 0UL << 0, /* Default */
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IB_UVERBS_FLOW_ACTION_ESP_FLAGS_FULL_OFFLOAD = 1UL << 0,
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IB_UVERBS_FLOW_ACTION_ESP_FLAGS_TUNNEL = 0UL << 1, /* Default */
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IB_UVERBS_FLOW_ACTION_ESP_FLAGS_TRANSPORT = 1UL << 1,
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IB_UVERBS_FLOW_ACTION_ESP_FLAGS_DECRYPT = 0UL << 2, /* Default */
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IB_UVERBS_FLOW_ACTION_ESP_FLAGS_ENCRYPT = 1UL << 2,
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IB_UVERBS_FLOW_ACTION_ESP_FLAGS_ESN_NEW_WINDOW = 1UL << 3,
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};
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struct ib_uverbs_flow_action_esp_encap {
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/* This struct represents a list of pointers to flow_xxxx_filter that
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* encapsulates the payload in ESP tunnel mode.
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*/
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RDMA_UAPI_PTR(void *, val_ptr); /* pointer to a flow_xxxx_filter */
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RDMA_UAPI_PTR(struct ib_uverbs_flow_action_esp_encap *, next_ptr);
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__u16 len; /* Len of the filter struct val_ptr points to */
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__u16 type; /* Use flow_spec_type enum */
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};
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struct ib_uverbs_flow_action_esp {
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__u32 spi;
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__u32 seq;
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__u32 tfc_pad;
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__u32 flags;
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__aligned_u64 hard_limit_pkts;
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};
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enum ib_uverbs_read_counters_flags {
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/* prefer read values from driver cache */
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IB_UVERBS_READ_COUNTERS_PREFER_CACHED = 1 << 0,
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};
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enum ib_uverbs_advise_mr_advice {
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IB_UVERBS_ADVISE_MR_ADVICE_PREFETCH,
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IB_UVERBS_ADVISE_MR_ADVICE_PREFETCH_WRITE,
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IB_UVERBS_ADVISE_MR_ADVICE_PREFETCH_NO_FAULT,
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};
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enum ib_uverbs_advise_mr_flag {
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IB_UVERBS_ADVISE_MR_FLAG_FLUSH = 1 << 0,
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};
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struct ib_uverbs_query_port_resp_ex {
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struct ib_uverbs_query_port_resp legacy_resp;
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__u16 port_cap_flags2;
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__u8 reserved[6];
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};
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struct ib_uverbs_qp_cap {
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__u32 max_send_wr;
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__u32 max_recv_wr;
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__u32 max_send_sge;
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__u32 max_recv_sge;
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__u32 max_inline_data;
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};
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enum rdma_driver_id {
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RDMA_DRIVER_UNKNOWN,
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RDMA_DRIVER_MLX5,
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RDMA_DRIVER_MLX4,
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RDMA_DRIVER_CXGB3,
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RDMA_DRIVER_CXGB4,
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RDMA_DRIVER_MTHCA,
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RDMA_DRIVER_BNXT_RE,
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RDMA_DRIVER_OCRDMA,
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RDMA_DRIVER_NES,
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RDMA_DRIVER_I40IW,
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RDMA_DRIVER_IRDMA = RDMA_DRIVER_I40IW,
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RDMA_DRIVER_VMW_PVRDMA,
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RDMA_DRIVER_QEDR,
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RDMA_DRIVER_HNS,
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RDMA_DRIVER_USNIC,
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RDMA_DRIVER_RXE,
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RDMA_DRIVER_HFI1,
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RDMA_DRIVER_QIB,
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RDMA_DRIVER_EFA,
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RDMA_DRIVER_SIW,
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RDMA_DRIVER_ERDMA,
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RDMA_DRIVER_MANA,
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};
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enum ib_uverbs_gid_type {
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IB_UVERBS_GID_TYPE_IB,
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IB_UVERBS_GID_TYPE_ROCE_V1,
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IB_UVERBS_GID_TYPE_ROCE_V2,
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};
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struct ib_uverbs_gid_entry {
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__aligned_u64 gid[2];
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__u32 gid_index;
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__u32 port_num;
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__u32 gid_type;
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__u32 netdev_ifindex; /* It is 0 if there is no netdev associated with it */
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};
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#endif
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