include/uapi/rdma/ib_user_ioctl_verbs.h - linux - Git at Google

 /* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR Linux-OpenIB) */
 /*
  * Copyright (c) 2017-2018, Mellanox Technologies inc.  All rights reserved.
  *
  * This software is available to you under a choice of one of two
  * licenses.  You may choose to be licensed under the terms of the GNU
  * General Public License (GPL) Version 2, available from the file
  * COPYING in the main directory of this source tree, or the
  * OpenIB.org BSD license below:
  *
  *     Redistribution and use in source and binary forms, with or
  *     without modification, are permitted provided that the following
  *     conditions are met:
  *
  *      - Redistributions of source code must retain the above
  *        copyright notice, this list of conditions and the following
  *        disclaimer.
  *
  *      - Redistributions in binary form must reproduce the above
  *        copyright notice, this list of conditions and the following
  *        disclaimer in the documentation and/or other materials
  *        provided with the distribution.
  *
  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  * SOFTWARE.
  */

 #ifndef IB_USER_IOCTL_VERBS_H
 #define IB_USER_IOCTL_VERBS_H

 #include <linux/types.h>
 #include <rdma/ib_user_verbs.h>

 #ifndef RDMA_UAPI_PTR
 #define RDMA_UAPI_PTR(_type, _name)	__aligned_u64 _name
 #endif

 #define IB_UVERBS_ACCESS_OPTIONAL_FIRST (1 << 20)
 #define IB_UVERBS_ACCESS_OPTIONAL_LAST (1 << 29)

 enum ib_uverbs_core_support {
 	IB_UVERBS_CORE_SUPPORT_OPTIONAL_MR_ACCESS = 1 << 0,
 };

 enum ib_uverbs_access_flags {
 	IB_UVERBS_ACCESS_LOCAL_WRITE = 1 << 0,
 	IB_UVERBS_ACCESS_REMOTE_WRITE = 1 << 1,
 	IB_UVERBS_ACCESS_REMOTE_READ = 1 << 2,
 	IB_UVERBS_ACCESS_REMOTE_ATOMIC = 1 << 3,
 	IB_UVERBS_ACCESS_MW_BIND = 1 << 4,
 	IB_UVERBS_ACCESS_ZERO_BASED = 1 << 5,
 	IB_UVERBS_ACCESS_ON_DEMAND = 1 << 6,
 	IB_UVERBS_ACCESS_HUGETLB = 1 << 7,

 	IB_UVERBS_ACCESS_RELAXED_ORDERING = IB_UVERBS_ACCESS_OPTIONAL_FIRST,
 	IB_UVERBS_ACCESS_OPTIONAL_RANGE =
 		((IB_UVERBS_ACCESS_OPTIONAL_LAST << 1) - 1) &
 		~(IB_UVERBS_ACCESS_OPTIONAL_FIRST - 1)
 };

 enum ib_uverbs_query_port_cap_flags {
 	IB_UVERBS_PCF_SM = 1 << 1,
 	IB_UVERBS_PCF_NOTICE_SUP = 1 << 2,
 	IB_UVERBS_PCF_TRAP_SUP = 1 << 3,
 	IB_UVERBS_PCF_OPT_IPD_SUP = 1 << 4,
 	IB_UVERBS_PCF_AUTO_MIGR_SUP = 1 << 5,
 	IB_UVERBS_PCF_SL_MAP_SUP = 1 << 6,
 	IB_UVERBS_PCF_MKEY_NVRAM = 1 << 7,
 	IB_UVERBS_PCF_PKEY_NVRAM = 1 << 8,
 	IB_UVERBS_PCF_LED_INFO_SUP = 1 << 9,
 	IB_UVERBS_PCF_SM_DISABLED = 1 << 10,
 	IB_UVERBS_PCF_SYS_IMAGE_GUID_SUP = 1 << 11,
 	IB_UVERBS_PCF_PKEY_SW_EXT_PORT_TRAP_SUP = 1 << 12,
 	IB_UVERBS_PCF_EXTENDED_SPEEDS_SUP = 1 << 14,
 	IB_UVERBS_PCF_CM_SUP = 1 << 16,
 	IB_UVERBS_PCF_SNMP_TUNNEL_SUP = 1 << 17,
 	IB_UVERBS_PCF_REINIT_SUP = 1 << 18,
 	IB_UVERBS_PCF_DEVICE_MGMT_SUP = 1 << 19,
 	IB_UVERBS_PCF_VENDOR_CLASS_SUP = 1 << 20,
 	IB_UVERBS_PCF_DR_NOTICE_SUP = 1 << 21,
 	IB_UVERBS_PCF_CAP_MASK_NOTICE_SUP = 1 << 22,
 	IB_UVERBS_PCF_BOOT_MGMT_SUP = 1 << 23,
 	IB_UVERBS_PCF_LINK_LATENCY_SUP = 1 << 24,
 	IB_UVERBS_PCF_CLIENT_REG_SUP = 1 << 25,
 	/*
 	 * IsOtherLocalChangesNoticeSupported is aliased by IP_BASED_GIDS and
 	 * is inaccessible
 	 */
 	IB_UVERBS_PCF_LINK_SPEED_WIDTH_TABLE_SUP = 1 << 27,
 	IB_UVERBS_PCF_VENDOR_SPECIFIC_MADS_TABLE_SUP = 1 << 28,
 	IB_UVERBS_PCF_MCAST_PKEY_TRAP_SUPPRESSION_SUP = 1 << 29,
 	IB_UVERBS_PCF_MCAST_FDB_TOP_SUP = 1 << 30,
 	IB_UVERBS_PCF_HIERARCHY_INFO_SUP = 1ULL << 31,

 	/* NOTE this is an internal flag, not an IBA flag */
 	IB_UVERBS_PCF_IP_BASED_GIDS = 1 << 26,
 };

 enum ib_uverbs_query_port_flags {
 	IB_UVERBS_QPF_GRH_REQUIRED = 1 << 0,
 };

 enum ib_uverbs_flow_action_esp_keymat {
 	IB_UVERBS_FLOW_ACTION_ESP_KEYMAT_AES_GCM,
 };

 enum ib_uverbs_flow_action_esp_keymat_aes_gcm_iv_algo {
 	IB_UVERBS_FLOW_ACTION_IV_ALGO_SEQ,
 };

 struct ib_uverbs_flow_action_esp_keymat_aes_gcm {
 	__aligned_u64	iv;
 	__u32		iv_algo; /* Use enum ib_uverbs_flow_action_esp_keymat_aes_gcm_iv_algo */

 	__u32		salt;
 	__u32		icv_len;

 	__u32		key_len;
 	__u32		aes_key[256 / 32];
 };

 enum ib_uverbs_flow_action_esp_replay {
 	IB_UVERBS_FLOW_ACTION_ESP_REPLAY_NONE,
 	IB_UVERBS_FLOW_ACTION_ESP_REPLAY_BMP,
 };

 struct ib_uverbs_flow_action_esp_replay_bmp {
 	__u32	size;
 };

 enum ib_uverbs_flow_action_esp_flags {
 	IB_UVERBS_FLOW_ACTION_ESP_FLAGS_INLINE_CRYPTO	= 0UL << 0,	/* Default */
 	IB_UVERBS_FLOW_ACTION_ESP_FLAGS_FULL_OFFLOAD	= 1UL << 0,

 	IB_UVERBS_FLOW_ACTION_ESP_FLAGS_TUNNEL		= 0UL << 1,	/* Default */
 	IB_UVERBS_FLOW_ACTION_ESP_FLAGS_TRANSPORT	= 1UL << 1,

 	IB_UVERBS_FLOW_ACTION_ESP_FLAGS_DECRYPT		= 0UL << 2,	/* Default */
 	IB_UVERBS_FLOW_ACTION_ESP_FLAGS_ENCRYPT		= 1UL << 2,

 	IB_UVERBS_FLOW_ACTION_ESP_FLAGS_ESN_NEW_WINDOW	= 1UL << 3,
 };

 struct ib_uverbs_flow_action_esp_encap {
 	/* This struct represents a list of pointers to flow_xxxx_filter that
 	 * encapsulates the payload in ESP tunnel mode.
 	 */
 	RDMA_UAPI_PTR(void *, val_ptr); /* pointer to a flow_xxxx_filter */
 	RDMA_UAPI_PTR(struct ib_uverbs_flow_action_esp_encap *, next_ptr);
 	__u16	len;		/* Len of the filter struct val_ptr points to */
 	__u16	type;		/* Use flow_spec_type enum */
 };

 struct ib_uverbs_flow_action_esp {
 	__u32		spi;
 	__u32		seq;
 	__u32		tfc_pad;
 	__u32		flags;
 	__aligned_u64	hard_limit_pkts;
 };

 enum ib_uverbs_read_counters_flags {
 	/* prefer read values from driver cache */
 	IB_UVERBS_READ_COUNTERS_PREFER_CACHED = 1 << 0,
 };

 enum ib_uverbs_advise_mr_advice {
 	IB_UVERBS_ADVISE_MR_ADVICE_PREFETCH,
 	IB_UVERBS_ADVISE_MR_ADVICE_PREFETCH_WRITE,
 };

 enum ib_uverbs_advise_mr_flag {
 	IB_UVERBS_ADVISE_MR_FLAG_FLUSH = 1 << 0,
 };

 struct ib_uverbs_query_port_resp_ex {
 	struct ib_uverbs_query_port_resp legacy_resp;
 	__u16 port_cap_flags2;
 	__u8  reserved[6];
 };

 enum rdma_driver_id {
 	RDMA_DRIVER_UNKNOWN,
 	RDMA_DRIVER_MLX5,
 	RDMA_DRIVER_MLX4,
 	RDMA_DRIVER_CXGB3,
 	RDMA_DRIVER_CXGB4,
 	RDMA_DRIVER_MTHCA,
 	RDMA_DRIVER_BNXT_RE,
 	RDMA_DRIVER_OCRDMA,
 	RDMA_DRIVER_NES,
 	RDMA_DRIVER_I40IW,
 	RDMA_DRIVER_VMW_PVRDMA,
 	RDMA_DRIVER_QEDR,
 	RDMA_DRIVER_HNS,
 	RDMA_DRIVER_USNIC,
 	RDMA_DRIVER_RXE,
 	RDMA_DRIVER_HFI1,
 	RDMA_DRIVER_QIB,
 	RDMA_DRIVER_EFA,
 	RDMA_DRIVER_SIW,
 };

 #endif
	/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR Linux-OpenIB) */
	/*
	* Copyright (c) 2017-2018, Mellanox Technologies inc. All rights reserved.
	*
	* This software is available to you under a choice of one of two
	* licenses. You may choose to be licensed under the terms of the GNU
	* General Public License (GPL) Version 2, available from the file
	* COPYING in the main directory of this source tree, or the
	* OpenIB.org BSD license below:
	*
	* Redistribution and use in source and binary forms, with or
	* without modification, are permitted provided that the following
	* conditions are met:
	*
	* - Redistributions of source code must retain the above
	* copyright notice, this list of conditions and the following
	* disclaimer.
	*
	* - Redistributions in binary form must reproduce the above
	* copyright notice, this list of conditions and the following
	* disclaimer in the documentation and/or other materials
	* provided with the distribution.
	*
	* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
	* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
	* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
	* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
	* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
	* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
	* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
	* SOFTWARE.
	*/

	#ifndef IB_USER_IOCTL_VERBS_H
	#define IB_USER_IOCTL_VERBS_H

	#include <linux/types.h>
	#include <rdma/ib_user_verbs.h>

	#ifndef RDMA_UAPI_PTR
	#define RDMA_UAPI_PTR(_type, _name) __aligned_u64 _name
	#endif

	#define IB_UVERBS_ACCESS_OPTIONAL_FIRST (1 << 20)
	#define IB_UVERBS_ACCESS_OPTIONAL_LAST (1 << 29)

	enum ib_uverbs_core_support {
	IB_UVERBS_CORE_SUPPORT_OPTIONAL_MR_ACCESS = 1 << 0,
	};

	enum ib_uverbs_access_flags {
	IB_UVERBS_ACCESS_LOCAL_WRITE = 1 << 0,
	IB_UVERBS_ACCESS_REMOTE_WRITE = 1 << 1,
	IB_UVERBS_ACCESS_REMOTE_READ = 1 << 2,
	IB_UVERBS_ACCESS_REMOTE_ATOMIC = 1 << 3,
	IB_UVERBS_ACCESS_MW_BIND = 1 << 4,
	IB_UVERBS_ACCESS_ZERO_BASED = 1 << 5,
	IB_UVERBS_ACCESS_ON_DEMAND = 1 << 6,
	IB_UVERBS_ACCESS_HUGETLB = 1 << 7,

	IB_UVERBS_ACCESS_RELAXED_ORDERING = IB_UVERBS_ACCESS_OPTIONAL_FIRST,
	IB_UVERBS_ACCESS_OPTIONAL_RANGE =
	((IB_UVERBS_ACCESS_OPTIONAL_LAST << 1) - 1) &
	~(IB_UVERBS_ACCESS_OPTIONAL_FIRST - 1)
	};

	enum ib_uverbs_query_port_cap_flags {
	IB_UVERBS_PCF_SM = 1 << 1,
	IB_UVERBS_PCF_NOTICE_SUP = 1 << 2,
	IB_UVERBS_PCF_TRAP_SUP = 1 << 3,
	IB_UVERBS_PCF_OPT_IPD_SUP = 1 << 4,
	IB_UVERBS_PCF_AUTO_MIGR_SUP = 1 << 5,
	IB_UVERBS_PCF_SL_MAP_SUP = 1 << 6,
	IB_UVERBS_PCF_MKEY_NVRAM = 1 << 7,
	IB_UVERBS_PCF_PKEY_NVRAM = 1 << 8,
	IB_UVERBS_PCF_LED_INFO_SUP = 1 << 9,
	IB_UVERBS_PCF_SM_DISABLED = 1 << 10,
	IB_UVERBS_PCF_SYS_IMAGE_GUID_SUP = 1 << 11,
	IB_UVERBS_PCF_PKEY_SW_EXT_PORT_TRAP_SUP = 1 << 12,
	IB_UVERBS_PCF_EXTENDED_SPEEDS_SUP = 1 << 14,
	IB_UVERBS_PCF_CM_SUP = 1 << 16,
	IB_UVERBS_PCF_SNMP_TUNNEL_SUP = 1 << 17,
	IB_UVERBS_PCF_REINIT_SUP = 1 << 18,
	IB_UVERBS_PCF_DEVICE_MGMT_SUP = 1 << 19,
	IB_UVERBS_PCF_VENDOR_CLASS_SUP = 1 << 20,
	IB_UVERBS_PCF_DR_NOTICE_SUP = 1 << 21,
	IB_UVERBS_PCF_CAP_MASK_NOTICE_SUP = 1 << 22,
	IB_UVERBS_PCF_BOOT_MGMT_SUP = 1 << 23,
	IB_UVERBS_PCF_LINK_LATENCY_SUP = 1 << 24,
	IB_UVERBS_PCF_CLIENT_REG_SUP = 1 << 25,
	/*
	* IsOtherLocalChangesNoticeSupported is aliased by IP_BASED_GIDS and
	* is inaccessible
	*/
	IB_UVERBS_PCF_LINK_SPEED_WIDTH_TABLE_SUP = 1 << 27,
	IB_UVERBS_PCF_VENDOR_SPECIFIC_MADS_TABLE_SUP = 1 << 28,
	IB_UVERBS_PCF_MCAST_PKEY_TRAP_SUPPRESSION_SUP = 1 << 29,
	IB_UVERBS_PCF_MCAST_FDB_TOP_SUP = 1 << 30,
	IB_UVERBS_PCF_HIERARCHY_INFO_SUP = 1ULL << 31,

	/* NOTE this is an internal flag, not an IBA flag */
	IB_UVERBS_PCF_IP_BASED_GIDS = 1 << 26,
	};

	enum ib_uverbs_query_port_flags {
	IB_UVERBS_QPF_GRH_REQUIRED = 1 << 0,
	};

	enum ib_uverbs_flow_action_esp_keymat {
	IB_UVERBS_FLOW_ACTION_ESP_KEYMAT_AES_GCM,
	};

	enum ib_uverbs_flow_action_esp_keymat_aes_gcm_iv_algo {
	IB_UVERBS_FLOW_ACTION_IV_ALGO_SEQ,
	};

	struct ib_uverbs_flow_action_esp_keymat_aes_gcm {
	__aligned_u64 iv;
	__u32 iv_algo; /* Use enum ib_uverbs_flow_action_esp_keymat_aes_gcm_iv_algo */

	__u32 salt;
	__u32 icv_len;

	__u32 key_len;
	__u32 aes_key[256 / 32];
	};

	enum ib_uverbs_flow_action_esp_replay {
	IB_UVERBS_FLOW_ACTION_ESP_REPLAY_NONE,
	IB_UVERBS_FLOW_ACTION_ESP_REPLAY_BMP,
	};

	struct ib_uverbs_flow_action_esp_replay_bmp {
	__u32 size;
	};

	enum ib_uverbs_flow_action_esp_flags {
	IB_UVERBS_FLOW_ACTION_ESP_FLAGS_INLINE_CRYPTO = 0UL << 0, /* Default */
	IB_UVERBS_FLOW_ACTION_ESP_FLAGS_FULL_OFFLOAD = 1UL << 0,

	IB_UVERBS_FLOW_ACTION_ESP_FLAGS_TUNNEL = 0UL << 1, /* Default */
	IB_UVERBS_FLOW_ACTION_ESP_FLAGS_TRANSPORT = 1UL << 1,

	IB_UVERBS_FLOW_ACTION_ESP_FLAGS_DECRYPT = 0UL << 2, /* Default */
	IB_UVERBS_FLOW_ACTION_ESP_FLAGS_ENCRYPT = 1UL << 2,

	IB_UVERBS_FLOW_ACTION_ESP_FLAGS_ESN_NEW_WINDOW = 1UL << 3,
	};

	struct ib_uverbs_flow_action_esp_encap {
	/* This struct represents a list of pointers to flow_xxxx_filter that
	* encapsulates the payload in ESP tunnel mode.
	*/
	RDMA_UAPI_PTR(void , val_ptr); / pointer to a flow_xxxx_filter */
	RDMA_UAPI_PTR(struct ib_uverbs_flow_action_esp_encap *, next_ptr);
	__u16 len; /* Len of the filter struct val_ptr points to */
	__u16 type; /* Use flow_spec_type enum */
	};

	struct ib_uverbs_flow_action_esp {
	__u32 spi;
	__u32 seq;
	__u32 tfc_pad;
	__u32 flags;
	__aligned_u64 hard_limit_pkts;
	};

	enum ib_uverbs_read_counters_flags {
	/* prefer read values from driver cache */
	IB_UVERBS_READ_COUNTERS_PREFER_CACHED = 1 << 0,
	};

	enum ib_uverbs_advise_mr_advice {
	IB_UVERBS_ADVISE_MR_ADVICE_PREFETCH,
	IB_UVERBS_ADVISE_MR_ADVICE_PREFETCH_WRITE,
	};

	enum ib_uverbs_advise_mr_flag {
	IB_UVERBS_ADVISE_MR_FLAG_FLUSH = 1 << 0,
	};

	struct ib_uverbs_query_port_resp_ex {
	struct ib_uverbs_query_port_resp legacy_resp;
	__u16 port_cap_flags2;
	__u8 reserved[6];
	};

	enum rdma_driver_id {
	RDMA_DRIVER_UNKNOWN,
	RDMA_DRIVER_MLX5,
	RDMA_DRIVER_MLX4,
	RDMA_DRIVER_CXGB3,
	RDMA_DRIVER_CXGB4,
	RDMA_DRIVER_MTHCA,
	RDMA_DRIVER_BNXT_RE,
	RDMA_DRIVER_OCRDMA,
	RDMA_DRIVER_NES,
	RDMA_DRIVER_I40IW,
	RDMA_DRIVER_VMW_PVRDMA,
	RDMA_DRIVER_QEDR,
	RDMA_DRIVER_HNS,
	RDMA_DRIVER_USNIC,
	RDMA_DRIVER_RXE,
	RDMA_DRIVER_HFI1,
	RDMA_DRIVER_QIB,
	RDMA_DRIVER_EFA,
	RDMA_DRIVER_SIW,
	};

	#endif