Edit File: ib_user_cm.h
/* * 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 */