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Diffstat (limited to 'include/rdma/ib_user_cm.h')
| -rw-r--r-- | include/rdma/ib_user_cm.h | 328 |
1 files changed, 328 insertions, 0 deletions
diff --git a/include/rdma/ib_user_cm.h b/include/rdma/ib_user_cm.h new file mode 100644 index 000000000000..72182d16778b --- /dev/null +++ b/include/rdma/ib_user_cm.h @@ -0,0 +1,328 @@ +/* + * Copyright (c) 2005 Topspin Communications. 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. + * + * $Id: ib_user_cm.h 2576 2005-06-09 17:00:30Z libor $ + */ + +#ifndef IB_USER_CM_H +#define IB_USER_CM_H + +#include <linux/types.h> + +#define IB_USER_CM_ABI_VERSION 1 + +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_ESTABLISH, + + 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, +}; +/* + * command ABI structures. + */ +struct ib_ucm_cmd_hdr { + __u32 cmd; + __u16 in; + __u16 out; +}; + +struct ib_ucm_create_id { + __u64 response; +}; + +struct ib_ucm_create_id_resp { + __u32 id; +}; + +struct ib_ucm_destroy_id { + __u32 id; +}; + +struct ib_ucm_attr_id { + __u64 response; + __u32 id; +}; + +struct ib_ucm_attr_id_resp { + __be64 service_id; + __be64 service_mask; + __be32 local_id; + __be32 remote_id; +}; + +struct ib_ucm_listen { + __be64 service_id; + __be64 service_mask; + __u32 id; +}; + +struct ib_ucm_establish { + __u32 id; +}; + +struct ib_ucm_private_data { + __u64 data; + __u32 id; + __u8 len; + __u8 reserved[3]; +}; + +struct ib_ucm_path_rec { + __u8 dgid[16]; + __u8 sgid[16]; + __be16 dlid; + __be16 slid; + __u32 raw_traffic; + __be32 flow_label; + __u32 reversible; + __u32 mtu; + __be16 pkey; + __u8 hop_limit; + __u8 traffic_class; + __u8 numb_path; + __u8 sl; + __u8 mtu_selector; + __u8 rate_selector; + __u8 rate; + __u8 packet_life_time_selector; + __u8 packet_life_time; + __u8 preference; +}; + +struct ib_ucm_req { + __u32 id; + __u32 qpn; + __u32 qp_type; + __u32 psn; + __be64 sid; + __u64 data; + __u64 primary_path; + __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[1]; +}; + +struct ib_ucm_rep { + __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; +}; + +struct ib_ucm_info { + __u32 id; + __u32 status; + __u64 info; + __u64 data; + __u8 info_len; + __u8 data_len; + __u8 reserved[2]; +}; + +struct ib_ucm_mra { + __u64 data; + __u32 id; + __u8 len; + __u8 timeout; + __u8 reserved[2]; +}; + +struct ib_ucm_lap { + __u64 path; + __u64 data; + __u32 id; + __u8 len; + __u8 reserved[3]; +}; + +struct ib_ucm_sidr_req { + __u32 id; + __u32 timeout; + __be64 sid; + __u64 data; + __u64 path; + __u16 pkey; + __u8 len; + __u8 max_cm_retries; +}; + +struct ib_ucm_sidr_rep { + __u32 id; + __u32 qpn; + __u32 qkey; + __u32 status; + __u64 info; + __u64 data; + __u8 info_len; + __u8 data_len; + __u8 reserved[2]; +}; +/* + * event notification ABI structures. + */ +struct ib_ucm_event_get { + __u64 response; + __u64 data; + __u64 info; + __u8 data_len; + __u8 info_len; + __u8 reserved[2]; +}; + +struct ib_ucm_req_event_resp { + __u32 listen_id; + /* device */ + /* port */ + struct ib_ucm_path_rec primary_path; + struct ib_ucm_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; +}; + +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[1]; +}; + +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_ucm_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 { + __u32 listen_id; + /* device */ + /* port */ + __u16 pkey; + __u8 reserved[2]; +}; + +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 { + __u32 id; + __u32 event; + __u32 present; + 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 */ |