| /* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR Linux-OpenIB) */ | |
| /* | |
| * Copyright (c) 2005 Topspin Communications. All rights reserved. | |
| * Copyright (c) 2005 Intel Corporation. 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_CM_H | |
| #define IB_USER_CM_H | |
| #include <linux/types.h> | |
| #include <rdma/ib_user_sa.h> | |
| #define IB_USER_CM_ABI_VERSION 5 | |
| enum { | |
| IB_USER_CM_CMD_CREATE_ID, | |
| IB_USER_CM_CMD_DESTROY_ID, | |
| IB_USER_CM_CMD_ATTR_ID, | |
| IB_USER_CM_CMD_LISTEN, | |
| IB_USER_CM_CMD_NOTIFY, | |
| IB_USER_CM_CMD_SEND_REQ, | |
| IB_USER_CM_CMD_SEND_REP, | |
| IB_USER_CM_CMD_SEND_RTU, | |
| IB_USER_CM_CMD_SEND_DREQ, | |
| IB_USER_CM_CMD_SEND_DREP, | |
| IB_USER_CM_CMD_SEND_REJ, | |
| IB_USER_CM_CMD_SEND_MRA, | |
| IB_USER_CM_CMD_SEND_LAP, | |
| IB_USER_CM_CMD_SEND_APR, | |
| IB_USER_CM_CMD_SEND_SIDR_REQ, | |
| IB_USER_CM_CMD_SEND_SIDR_REP, | |
| IB_USER_CM_CMD_EVENT, | |
| IB_USER_CM_CMD_INIT_QP_ATTR, | |
| }; | |
| /* | |
| * command ABI structures. | |
| */ | |
| struct ib_ucm_cmd_hdr { | |
| __u32 cmd; | |
| __u16 in; | |
| __u16 out; | |
| }; | |
| struct ib_ucm_create_id { | |
| __aligned_u64 uid; | |
| __aligned_u64 response; | |
| }; | |
| struct ib_ucm_create_id_resp { | |
| __u32 id; | |
| }; | |
| struct ib_ucm_destroy_id { | |
| __aligned_u64 response; | |
| __u32 id; | |
| __u32 reserved; | |
| }; | |
| struct ib_ucm_destroy_id_resp { | |
| __u32 events_reported; | |
| }; | |
| struct ib_ucm_attr_id { | |
| __aligned_u64 response; | |
| __u32 id; | |
| __u32 reserved; | |
| }; | |
| struct ib_ucm_attr_id_resp { | |
| __be64 service_id; | |
| __be64 service_mask; | |
| __be32 local_id; | |
| __be32 remote_id; | |
| }; | |
| struct ib_ucm_init_qp_attr { | |
| __aligned_u64 response; | |
| __u32 id; | |
| __u32 qp_state; | |
| }; | |
| struct ib_ucm_listen { | |
| __be64 service_id; | |
| __be64 service_mask; | |
| __u32 id; | |
| __u32 reserved; | |
| }; | |
| struct ib_ucm_notify { | |
| __u32 id; | |
| __u32 event; | |
| }; | |
| struct ib_ucm_private_data { | |
| __aligned_u64 data; | |
| __u32 id; | |
| __u8 len; | |
| __u8 reserved[3]; | |
| }; | |
| struct ib_ucm_req { | |
| __u32 id; | |
| __u32 qpn; | |
| __u32 qp_type; | |
| __u32 psn; | |
| __be64 sid; | |
| __aligned_u64 data; | |
| __aligned_u64 primary_path; | |
| __aligned_u64 alternate_path; | |
| __u8 len; | |
| __u8 peer_to_peer; | |
| __u8 responder_resources; | |
| __u8 initiator_depth; | |
| __u8 remote_cm_response_timeout; | |
| __u8 flow_control; | |
| __u8 local_cm_response_timeout; | |
| __u8 retry_count; | |
| __u8 rnr_retry_count; | |
| __u8 max_cm_retries; | |
| __u8 srq; | |
| __u8 reserved[5]; | |
| }; | |
| struct ib_ucm_rep { | |
| __aligned_u64 uid; | |
| __aligned_u64 data; | |
| __u32 id; | |
| __u32 qpn; | |
| __u32 psn; | |
| __u8 len; | |
| __u8 responder_resources; | |
| __u8 initiator_depth; | |
| __u8 target_ack_delay; | |
| __u8 failover_accepted; | |
| __u8 flow_control; | |
| __u8 rnr_retry_count; | |
| __u8 srq; | |
| __u8 reserved[4]; | |
| }; | |
| struct ib_ucm_info { | |
| __u32 id; | |
| __u32 status; | |
| __aligned_u64 info; | |
| __aligned_u64 data; | |
| __u8 info_len; | |
| __u8 data_len; | |
| __u8 reserved[6]; | |
| }; | |
| struct ib_ucm_mra { | |
| __aligned_u64 data; | |
| __u32 id; | |
| __u8 len; | |
| __u8 timeout; | |
| __u8 reserved[2]; | |
| }; | |
| struct ib_ucm_lap { | |
| __aligned_u64 path; | |
| __aligned_u64 data; | |
| __u32 id; | |
| __u8 len; | |
| __u8 reserved[3]; | |
| }; | |
| struct ib_ucm_sidr_req { | |
| __u32 id; | |
| __u32 timeout; | |
| __be64 sid; | |
| __aligned_u64 data; | |
| __aligned_u64 path; | |
| __u16 reserved_pkey; | |
| __u8 len; | |
| __u8 max_cm_retries; | |
| __u8 reserved[4]; | |
| }; | |
| struct ib_ucm_sidr_rep { | |
| __u32 id; | |
| __u32 qpn; | |
| __u32 qkey; | |
| __u32 status; | |
| __aligned_u64 info; | |
| __aligned_u64 data; | |
| __u8 info_len; | |
| __u8 data_len; | |
| __u8 reserved[6]; | |
| }; | |
| /* | |
| * event notification ABI structures. | |
| */ | |
| struct ib_ucm_event_get { | |
| __aligned_u64 response; | |
| __aligned_u64 data; | |
| __aligned_u64 info; | |
| __u8 data_len; | |
| __u8 info_len; | |
| __u8 reserved[6]; | |
| }; | |
| struct ib_ucm_req_event_resp { | |
| struct ib_user_path_rec primary_path; | |
| struct ib_user_path_rec alternate_path; | |
| __be64 remote_ca_guid; | |
| __u32 remote_qkey; | |
| __u32 remote_qpn; | |
| __u32 qp_type; | |
| __u32 starting_psn; | |
| __u8 responder_resources; | |
| __u8 initiator_depth; | |
| __u8 local_cm_response_timeout; | |
| __u8 flow_control; | |
| __u8 remote_cm_response_timeout; | |
| __u8 retry_count; | |
| __u8 rnr_retry_count; | |
| __u8 srq; | |
| __u8 port; | |
| __u8 reserved[7]; | |
| }; | |
| struct ib_ucm_rep_event_resp { | |
| __be64 remote_ca_guid; | |
| __u32 remote_qkey; | |
| __u32 remote_qpn; | |
| __u32 starting_psn; | |
| __u8 responder_resources; | |
| __u8 initiator_depth; | |
| __u8 target_ack_delay; | |
| __u8 failover_accepted; | |
| __u8 flow_control; | |
| __u8 rnr_retry_count; | |
| __u8 srq; | |
| __u8 reserved[5]; | |
| }; | |
| struct ib_ucm_rej_event_resp { | |
| __u32 reason; | |
| /* ari in ib_ucm_event_get info field. */ | |
| }; | |
| struct ib_ucm_mra_event_resp { | |
| __u8 timeout; | |
| __u8 reserved[3]; | |
| }; | |
| struct ib_ucm_lap_event_resp { | |
| struct ib_user_path_rec path; | |
| }; | |
| struct ib_ucm_apr_event_resp { | |
| __u32 status; | |
| /* apr info in ib_ucm_event_get info field. */ | |
| }; | |
| struct ib_ucm_sidr_req_event_resp { | |
| __u16 pkey; | |
| __u8 port; | |
| __u8 reserved; | |
| }; | |
| struct ib_ucm_sidr_rep_event_resp { | |
| __u32 status; | |
| __u32 qkey; | |
| __u32 qpn; | |
| /* info in ib_ucm_event_get info field. */ | |
| }; | |
| #define IB_UCM_PRES_DATA 0x01 | |
| #define IB_UCM_PRES_INFO 0x02 | |
| #define IB_UCM_PRES_PRIMARY 0x04 | |
| #define IB_UCM_PRES_ALTERNATE 0x08 | |
| struct ib_ucm_event_resp { | |
| __aligned_u64 uid; | |
| __u32 id; | |
| __u32 event; | |
| __u32 present; | |
| __u32 reserved; | |
| union { | |
| struct ib_ucm_req_event_resp req_resp; | |
| struct ib_ucm_rep_event_resp rep_resp; | |
| struct ib_ucm_rej_event_resp rej_resp; | |
| struct ib_ucm_mra_event_resp mra_resp; | |
| struct ib_ucm_lap_event_resp lap_resp; | |
| struct ib_ucm_apr_event_resp apr_resp; | |
| struct ib_ucm_sidr_req_event_resp sidr_req_resp; | |
| struct ib_ucm_sidr_rep_event_resp sidr_rep_resp; | |
| __u32 send_status; | |
| } u; | |
| }; | |
| #endif /* IB_USER_CM_H */ |