| /* | |
| * Copyright (c) 2005 Topspin Communications. All rights reserved. | |
| * Copyright (c) 2005, 2006 Cisco Systems. All rights reserved. | |
| * Copyright (c) 2005 PathScale, Inc. All rights reserved. | |
| * Copyright (c) 2006 Mellanox Technologies. 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_verbs.h 4019 2005-11-11 00:33:09Z sean.hefty $ | |
| */ | |
| #ifndef IB_USER_VERBS_H | |
| #define IB_USER_VERBS_H | |
| #include <linux/types.h> | |
| /* | |
| * Increment this value if any changes that break userspace ABI | |
| * compatibility are made. | |
| */ | |
| #define IB_USER_VERBS_ABI_VERSION 6 | |
| enum { | |
| IB_USER_VERBS_CMD_GET_CONTEXT, | |
| IB_USER_VERBS_CMD_QUERY_DEVICE, | |
| IB_USER_VERBS_CMD_QUERY_PORT, | |
| IB_USER_VERBS_CMD_ALLOC_PD, | |
| IB_USER_VERBS_CMD_DEALLOC_PD, | |
| IB_USER_VERBS_CMD_CREATE_AH, | |
| IB_USER_VERBS_CMD_MODIFY_AH, | |
| IB_USER_VERBS_CMD_QUERY_AH, | |
| IB_USER_VERBS_CMD_DESTROY_AH, | |
| IB_USER_VERBS_CMD_REG_MR, | |
| IB_USER_VERBS_CMD_REG_SMR, | |
| IB_USER_VERBS_CMD_REREG_MR, | |
| IB_USER_VERBS_CMD_QUERY_MR, | |
| IB_USER_VERBS_CMD_DEREG_MR, | |
| IB_USER_VERBS_CMD_ALLOC_MW, | |
| IB_USER_VERBS_CMD_BIND_MW, | |
| IB_USER_VERBS_CMD_DEALLOC_MW, | |
| IB_USER_VERBS_CMD_CREATE_COMP_CHANNEL, | |
| IB_USER_VERBS_CMD_CREATE_CQ, | |
| IB_USER_VERBS_CMD_RESIZE_CQ, | |
| IB_USER_VERBS_CMD_DESTROY_CQ, | |
| IB_USER_VERBS_CMD_POLL_CQ, | |
| IB_USER_VERBS_CMD_PEEK_CQ, | |
| IB_USER_VERBS_CMD_REQ_NOTIFY_CQ, | |
| IB_USER_VERBS_CMD_CREATE_QP, | |
| IB_USER_VERBS_CMD_QUERY_QP, | |
| IB_USER_VERBS_CMD_MODIFY_QP, | |
| IB_USER_VERBS_CMD_DESTROY_QP, | |
| IB_USER_VERBS_CMD_POST_SEND, | |
| IB_USER_VERBS_CMD_POST_RECV, | |
| IB_USER_VERBS_CMD_ATTACH_MCAST, | |
| IB_USER_VERBS_CMD_DETACH_MCAST, | |
| IB_USER_VERBS_CMD_CREATE_SRQ, | |
| IB_USER_VERBS_CMD_MODIFY_SRQ, | |
| IB_USER_VERBS_CMD_QUERY_SRQ, | |
| IB_USER_VERBS_CMD_DESTROY_SRQ, | |
| IB_USER_VERBS_CMD_POST_SRQ_RECV | |
| }; | |
| /* | |
| * Make sure that all structs defined in this file remain laid out so | |
| * that they pack the same way on 32-bit and 64-bit architectures (to | |
| * avoid incompatibility between 32-bit userspace and 64-bit kernels). | |
| * Specifically: | |
| * - Do not use pointer types -- pass pointers in __u64 instead. | |
| * - Make sure that any structure larger than 4 bytes is padded to a | |
| * multiple of 8 bytes. Otherwise the structure size will be | |
| * different between 32-bit and 64-bit architectures. | |
| */ | |
| struct ib_uverbs_async_event_desc { | |
| __u64 element; | |
| __u32 event_type; /* enum ib_event_type */ | |
| __u32 reserved; | |
| }; | |
| struct ib_uverbs_comp_event_desc { | |
| __u64 cq_handle; | |
| }; | |
| /* | |
| * All commands from userspace should start with a __u32 command field | |
| * followed by __u16 in_words and out_words fields (which give the | |
| * length of the command block and response buffer if any in 32-bit | |
| * words). The kernel driver will read these fields first and read | |
| * the rest of the command struct based on these value. | |
| */ | |
| struct ib_uverbs_cmd_hdr { | |
| __u32 command; | |
| __u16 in_words; | |
| __u16 out_words; | |
| }; | |
| struct ib_uverbs_get_context { | |
| __u64 response; | |
| __u64 driver_data[0]; | |
| }; | |
| struct ib_uverbs_get_context_resp { | |
| __u32 async_fd; | |
| __u32 num_comp_vectors; | |
| }; | |
| struct ib_uverbs_query_device { | |
| __u64 response; | |
| __u64 driver_data[0]; | |
| }; | |
| struct ib_uverbs_query_device_resp { | |
| __u64 fw_ver; | |
| __be64 node_guid; | |
| __be64 sys_image_guid; | |
| __u64 max_mr_size; | |
| __u64 page_size_cap; | |
| __u32 vendor_id; | |
| __u32 vendor_part_id; | |
| __u32 hw_ver; | |
| __u32 max_qp; | |
| __u32 max_qp_wr; | |
| __u32 device_cap_flags; | |
| __u32 max_sge; | |
| __u32 max_sge_rd; | |
| __u32 max_cq; | |
| __u32 max_cqe; | |
| __u32 max_mr; | |
| __u32 max_pd; | |
| __u32 max_qp_rd_atom; | |
| __u32 max_ee_rd_atom; | |
| __u32 max_res_rd_atom; | |
| __u32 max_qp_init_rd_atom; | |
| __u32 max_ee_init_rd_atom; | |
| __u32 atomic_cap; | |
| __u32 max_ee; | |
| __u32 max_rdd; | |
| __u32 max_mw; | |
| __u32 max_raw_ipv6_qp; | |
| __u32 max_raw_ethy_qp; | |
| __u32 max_mcast_grp; | |
| __u32 max_mcast_qp_attach; | |
| __u32 max_total_mcast_qp_attach; | |
| __u32 max_ah; | |
| __u32 max_fmr; | |
| __u32 max_map_per_fmr; | |
| __u32 max_srq; | |
| __u32 max_srq_wr; | |
| __u32 max_srq_sge; | |
| __u16 max_pkeys; | |
| __u8 local_ca_ack_delay; | |
| __u8 phys_port_cnt; | |
| __u8 reserved[4]; | |
| }; | |
| struct ib_uverbs_query_port { | |
| __u64 response; | |
| __u8 port_num; | |
| __u8 reserved[7]; | |
| __u64 driver_data[0]; | |
| }; | |
| struct ib_uverbs_query_port_resp { | |
| __u32 port_cap_flags; | |
| __u32 max_msg_sz; | |
| __u32 bad_pkey_cntr; | |
| __u32 qkey_viol_cntr; | |
| __u32 gid_tbl_len; | |
| __u16 pkey_tbl_len; | |
| __u16 lid; | |
| __u16 sm_lid; | |
| __u8 state; | |
| __u8 max_mtu; | |
| __u8 active_mtu; | |
| __u8 lmc; | |
| __u8 max_vl_num; | |
| __u8 sm_sl; | |
| __u8 subnet_timeout; | |
| __u8 init_type_reply; | |
| __u8 active_width; | |
| __u8 active_speed; | |
| __u8 phys_state; | |
| __u8 reserved[3]; | |
| }; | |
| struct ib_uverbs_alloc_pd { | |
| __u64 response; | |
| __u64 driver_data[0]; | |
| }; | |
| struct ib_uverbs_alloc_pd_resp { | |
| __u32 pd_handle; | |
| }; | |
| struct ib_uverbs_dealloc_pd { | |
| __u32 pd_handle; | |
| }; | |
| struct ib_uverbs_reg_mr { | |
| __u64 response; | |
| __u64 start; | |
| __u64 length; | |
| __u64 hca_va; | |
| __u32 pd_handle; | |
| __u32 access_flags; | |
| __u64 driver_data[0]; | |
| }; | |
| struct ib_uverbs_reg_mr_resp { | |
| __u32 mr_handle; | |
| __u32 lkey; | |
| __u32 rkey; | |
| }; | |
| struct ib_uverbs_dereg_mr { | |
| __u32 mr_handle; | |
| }; | |
| struct ib_uverbs_create_comp_channel { | |
| __u64 response; | |
| }; | |
| struct ib_uverbs_create_comp_channel_resp { | |
| __u32 fd; | |
| }; | |
| struct ib_uverbs_create_cq { | |
| __u64 response; | |
| __u64 user_handle; | |
| __u32 cqe; | |
| __u32 comp_vector; | |
| __s32 comp_channel; | |
| __u32 reserved; | |
| __u64 driver_data[0]; | |
| }; | |
| struct ib_uverbs_create_cq_resp { | |
| __u32 cq_handle; | |
| __u32 cqe; | |
| }; | |
| struct ib_uverbs_resize_cq { | |
| __u64 response; | |
| __u32 cq_handle; | |
| __u32 cqe; | |
| __u64 driver_data[0]; | |
| }; | |
| struct ib_uverbs_resize_cq_resp { | |
| __u32 cqe; | |
| __u32 reserved; | |
| __u64 driver_data[0]; | |
| }; | |
| struct ib_uverbs_poll_cq { | |
| __u64 response; | |
| __u32 cq_handle; | |
| __u32 ne; | |
| }; | |
| struct ib_uverbs_wc { | |
| __u64 wr_id; | |
| __u32 status; | |
| __u32 opcode; | |
| __u32 vendor_err; | |
| __u32 byte_len; | |
| __u32 imm_data; | |
| __u32 qp_num; | |
| __u32 src_qp; | |
| __u32 wc_flags; | |
| __u16 pkey_index; | |
| __u16 slid; | |
| __u8 sl; | |
| __u8 dlid_path_bits; | |
| __u8 port_num; | |
| __u8 reserved; | |
| }; | |
| struct ib_uverbs_poll_cq_resp { | |
| __u32 count; | |
| __u32 reserved; | |
| struct ib_uverbs_wc wc[0]; | |
| }; | |
| struct ib_uverbs_req_notify_cq { | |
| __u32 cq_handle; | |
| __u32 solicited_only; | |
| }; | |
| struct ib_uverbs_destroy_cq { | |
| __u64 response; | |
| __u32 cq_handle; | |
| __u32 reserved; | |
| }; | |
| struct ib_uverbs_destroy_cq_resp { | |
| __u32 comp_events_reported; | |
| __u32 async_events_reported; | |
| }; | |
| struct ib_uverbs_global_route { | |
| __u8 dgid[16]; | |
| __u32 flow_label; | |
| __u8 sgid_index; | |
| __u8 hop_limit; | |
| __u8 traffic_class; | |
| __u8 reserved; | |
| }; | |
| struct ib_uverbs_ah_attr { | |
| struct ib_uverbs_global_route grh; | |
| __u16 dlid; | |
| __u8 sl; | |
| __u8 src_path_bits; | |
| __u8 static_rate; | |
| __u8 is_global; | |
| __u8 port_num; | |
| __u8 reserved; | |
| }; | |
| struct ib_uverbs_qp_attr { | |
| __u32 qp_attr_mask; | |
| __u32 qp_state; | |
| __u32 cur_qp_state; | |
| __u32 path_mtu; | |
| __u32 path_mig_state; | |
| __u32 qkey; | |
| __u32 rq_psn; | |
| __u32 sq_psn; | |
| __u32 dest_qp_num; | |
| __u32 qp_access_flags; | |
| struct ib_uverbs_ah_attr ah_attr; | |
| struct ib_uverbs_ah_attr alt_ah_attr; | |
| /* ib_qp_cap */ | |
| __u32 max_send_wr; | |
| __u32 max_recv_wr; | |
| __u32 max_send_sge; | |
| __u32 max_recv_sge; | |
| __u32 max_inline_data; | |
| __u16 pkey_index; | |
| __u16 alt_pkey_index; | |
| __u8 en_sqd_async_notify; | |
| __u8 sq_draining; | |
| __u8 max_rd_atomic; | |
| __u8 max_dest_rd_atomic; | |
| __u8 min_rnr_timer; | |
| __u8 port_num; | |
| __u8 timeout; | |
| __u8 retry_cnt; | |
| __u8 rnr_retry; | |
| __u8 alt_port_num; | |
| __u8 alt_timeout; | |
| __u8 reserved[5]; | |
| }; | |
| struct ib_uverbs_create_qp { | |
| __u64 response; | |
| __u64 user_handle; | |
| __u32 pd_handle; | |
| __u32 send_cq_handle; | |
| __u32 recv_cq_handle; | |
| __u32 srq_handle; | |
| __u32 max_send_wr; | |
| __u32 max_recv_wr; | |
| __u32 max_send_sge; | |
| __u32 max_recv_sge; | |
| __u32 max_inline_data; | |
| __u8 sq_sig_all; | |
| __u8 qp_type; | |
| __u8 is_srq; | |
| __u8 reserved; | |
| __u64 driver_data[0]; | |
| }; | |
| struct ib_uverbs_create_qp_resp { | |
| __u32 qp_handle; | |
| __u32 qpn; | |
| __u32 max_send_wr; | |
| __u32 max_recv_wr; | |
| __u32 max_send_sge; | |
| __u32 max_recv_sge; | |
| __u32 max_inline_data; | |
| __u32 reserved; | |
| }; | |
| /* | |
| * This struct needs to remain a multiple of 8 bytes to keep the | |
| * alignment of the modify QP parameters. | |
| */ | |
| struct ib_uverbs_qp_dest { | |
| __u8 dgid[16]; | |
| __u32 flow_label; | |
| __u16 dlid; | |
| __u16 reserved; | |
| __u8 sgid_index; | |
| __u8 hop_limit; | |
| __u8 traffic_class; | |
| __u8 sl; | |
| __u8 src_path_bits; | |
| __u8 static_rate; | |
| __u8 is_global; | |
| __u8 port_num; | |
| }; | |
| struct ib_uverbs_query_qp { | |
| __u64 response; | |
| __u32 qp_handle; | |
| __u32 attr_mask; | |
| __u64 driver_data[0]; | |
| }; | |
| struct ib_uverbs_query_qp_resp { | |
| struct ib_uverbs_qp_dest dest; | |
| struct ib_uverbs_qp_dest alt_dest; | |
| __u32 max_send_wr; | |
| __u32 max_recv_wr; | |
| __u32 max_send_sge; | |
| __u32 max_recv_sge; | |
| __u32 max_inline_data; | |
| __u32 qkey; | |
| __u32 rq_psn; | |
| __u32 sq_psn; | |
| __u32 dest_qp_num; | |
| __u32 qp_access_flags; | |
| __u16 pkey_index; | |
| __u16 alt_pkey_index; | |
| __u8 qp_state; | |
| __u8 cur_qp_state; | |
| __u8 path_mtu; | |
| __u8 path_mig_state; | |
| __u8 sq_draining; | |
| __u8 max_rd_atomic; | |
| __u8 max_dest_rd_atomic; | |
| __u8 min_rnr_timer; | |
| __u8 port_num; | |
| __u8 timeout; | |
| __u8 retry_cnt; | |
| __u8 rnr_retry; | |
| __u8 alt_port_num; | |
| __u8 alt_timeout; | |
| __u8 sq_sig_all; | |
| __u8 reserved[5]; | |
| __u64 driver_data[0]; | |
| }; | |
| struct ib_uverbs_modify_qp { | |
| struct ib_uverbs_qp_dest dest; | |
| struct ib_uverbs_qp_dest alt_dest; | |
| __u32 qp_handle; | |
| __u32 attr_mask; | |
| __u32 qkey; | |
| __u32 rq_psn; | |
| __u32 sq_psn; | |
| __u32 dest_qp_num; | |
| __u32 qp_access_flags; | |
| __u16 pkey_index; | |
| __u16 alt_pkey_index; | |
| __u8 qp_state; | |
| __u8 cur_qp_state; | |
| __u8 path_mtu; | |
| __u8 path_mig_state; | |
| __u8 en_sqd_async_notify; | |
| __u8 max_rd_atomic; | |
| __u8 max_dest_rd_atomic; | |
| __u8 min_rnr_timer; | |
| __u8 port_num; | |
| __u8 timeout; | |
| __u8 retry_cnt; | |
| __u8 rnr_retry; | |
| __u8 alt_port_num; | |
| __u8 alt_timeout; | |
| __u8 reserved[2]; | |
| __u64 driver_data[0]; | |
| }; | |
| struct ib_uverbs_modify_qp_resp { | |
| }; | |
| struct ib_uverbs_destroy_qp { | |
| __u64 response; | |
| __u32 qp_handle; | |
| __u32 reserved; | |
| }; | |
| struct ib_uverbs_destroy_qp_resp { | |
| __u32 events_reported; | |
| }; | |
| /* | |
| * The ib_uverbs_sge structure isn't used anywhere, since we assume | |
| * the ib_sge structure is packed the same way on 32-bit and 64-bit | |
| * architectures in both kernel and user space. It's just here to | |
| * document the ABI. | |
| */ | |
| struct ib_uverbs_sge { | |
| __u64 addr; | |
| __u32 length; | |
| __u32 lkey; | |
| }; | |
| struct ib_uverbs_send_wr { | |
| __u64 wr_id; | |
| __u32 num_sge; | |
| __u32 opcode; | |
| __u32 send_flags; | |
| __u32 imm_data; | |
| union { | |
| struct { | |
| __u64 remote_addr; | |
| __u32 rkey; | |
| __u32 reserved; | |
| } rdma; | |
| struct { | |
| __u64 remote_addr; | |
| __u64 compare_add; | |
| __u64 swap; | |
| __u32 rkey; | |
| __u32 reserved; | |
| } atomic; | |
| struct { | |
| __u32 ah; | |
| __u32 remote_qpn; | |
| __u32 remote_qkey; | |
| __u32 reserved; | |
| } ud; | |
| } wr; | |
| }; | |
| struct ib_uverbs_post_send { | |
| __u64 response; | |
| __u32 qp_handle; | |
| __u32 wr_count; | |
| __u32 sge_count; | |
| __u32 wqe_size; | |
| struct ib_uverbs_send_wr send_wr[0]; | |
| }; | |
| struct ib_uverbs_post_send_resp { | |
| __u32 bad_wr; | |
| }; | |
| struct ib_uverbs_recv_wr { | |
| __u64 wr_id; | |
| __u32 num_sge; | |
| __u32 reserved; | |
| }; | |
| struct ib_uverbs_post_recv { | |
| __u64 response; | |
| __u32 qp_handle; | |
| __u32 wr_count; | |
| __u32 sge_count; | |
| __u32 wqe_size; | |
| struct ib_uverbs_recv_wr recv_wr[0]; | |
| }; | |
| struct ib_uverbs_post_recv_resp { | |
| __u32 bad_wr; | |
| }; | |
| struct ib_uverbs_post_srq_recv { | |
| __u64 response; | |
| __u32 srq_handle; | |
| __u32 wr_count; | |
| __u32 sge_count; | |
| __u32 wqe_size; | |
| struct ib_uverbs_recv_wr recv[0]; | |
| }; | |
| struct ib_uverbs_post_srq_recv_resp { | |
| __u32 bad_wr; | |
| }; | |
| struct ib_uverbs_create_ah { | |
| __u64 response; | |
| __u64 user_handle; | |
| __u32 pd_handle; | |
| __u32 reserved; | |
| struct ib_uverbs_ah_attr attr; | |
| }; | |
| struct ib_uverbs_create_ah_resp { | |
| __u32 ah_handle; | |
| }; | |
| struct ib_uverbs_destroy_ah { | |
| __u32 ah_handle; | |
| }; | |
| struct ib_uverbs_attach_mcast { | |
| __u8 gid[16]; | |
| __u32 qp_handle; | |
| __u16 mlid; | |
| __u16 reserved; | |
| __u64 driver_data[0]; | |
| }; | |
| struct ib_uverbs_detach_mcast { | |
| __u8 gid[16]; | |
| __u32 qp_handle; | |
| __u16 mlid; | |
| __u16 reserved; | |
| __u64 driver_data[0]; | |
| }; | |
| struct ib_uverbs_create_srq { | |
| __u64 response; | |
| __u64 user_handle; | |
| __u32 pd_handle; | |
| __u32 max_wr; | |
| __u32 max_sge; | |
| __u32 srq_limit; | |
| __u64 driver_data[0]; | |
| }; | |
| struct ib_uverbs_create_srq_resp { | |
| __u32 srq_handle; | |
| __u32 max_wr; | |
| __u32 max_sge; | |
| __u32 reserved; | |
| }; | |
| struct ib_uverbs_modify_srq { | |
| __u32 srq_handle; | |
| __u32 attr_mask; | |
| __u32 max_wr; | |
| __u32 srq_limit; | |
| __u64 driver_data[0]; | |
| }; | |
| struct ib_uverbs_query_srq { | |
| __u64 response; | |
| __u32 srq_handle; | |
| __u32 reserved; | |
| __u64 driver_data[0]; | |
| }; | |
| struct ib_uverbs_query_srq_resp { | |
| __u32 max_wr; | |
| __u32 max_sge; | |
| __u32 srq_limit; | |
| __u32 reserved; | |
| }; | |
| struct ib_uverbs_destroy_srq { | |
| __u64 response; | |
| __u32 srq_handle; | |
| __u32 reserved; | |
| }; | |
| struct ib_uverbs_destroy_srq_resp { | |
| __u32 events_reported; | |
| }; | |
| #endif /* IB_USER_VERBS_H */ |