diff options
Diffstat (limited to '')
| -rw-r--r-- | include/uapi/rdma/ib_user_verbs.h | 1292 |
1 files changed, 1292 insertions, 0 deletions
diff --git a/include/uapi/rdma/ib_user_verbs.h b/include/uapi/rdma/ib_user_verbs.h new file mode 100644 index 000000000..1254b51a5 --- /dev/null +++ b/include/uapi/rdma/ib_user_verbs.h @@ -0,0 +1,1292 @@ +/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR Linux-OpenIB) */ +/* + * 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. + */ + +#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 +#define IB_USER_VERBS_CMD_THRESHOLD 50 + +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, + IB_USER_VERBS_CMD_OPEN_XRCD, + IB_USER_VERBS_CMD_CLOSE_XRCD, + IB_USER_VERBS_CMD_CREATE_XSRQ, + IB_USER_VERBS_CMD_OPEN_QP, +}; + +enum { + IB_USER_VERBS_EX_CMD_QUERY_DEVICE = IB_USER_VERBS_CMD_QUERY_DEVICE, + IB_USER_VERBS_EX_CMD_CREATE_CQ = IB_USER_VERBS_CMD_CREATE_CQ, + IB_USER_VERBS_EX_CMD_CREATE_QP = IB_USER_VERBS_CMD_CREATE_QP, + IB_USER_VERBS_EX_CMD_MODIFY_QP = IB_USER_VERBS_CMD_MODIFY_QP, + IB_USER_VERBS_EX_CMD_CREATE_FLOW = IB_USER_VERBS_CMD_THRESHOLD, + IB_USER_VERBS_EX_CMD_DESTROY_FLOW, + IB_USER_VERBS_EX_CMD_CREATE_WQ, + IB_USER_VERBS_EX_CMD_MODIFY_WQ, + IB_USER_VERBS_EX_CMD_DESTROY_WQ, + IB_USER_VERBS_EX_CMD_CREATE_RWQ_IND_TBL, + IB_USER_VERBS_EX_CMD_DESTROY_RWQ_IND_TBL, + IB_USER_VERBS_EX_CMD_MODIFY_CQ +}; + +/* + * 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 { + __aligned_u64 element; + __u32 event_type; /* enum ib_event_type */ + __u32 reserved; +}; + +struct ib_uverbs_comp_event_desc { + __aligned_u64 cq_handle; +}; + +struct ib_uverbs_cq_moderation_caps { + __u16 max_cq_moderation_count; + __u16 max_cq_moderation_period; + __u32 reserved; +}; + +/* + * 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. + */ + +#define IB_USER_VERBS_CMD_COMMAND_MASK 0xff +#define IB_USER_VERBS_CMD_FLAG_EXTENDED 0x80000000u + +struct ib_uverbs_cmd_hdr { + __u32 command; + __u16 in_words; + __u16 out_words; +}; + +struct ib_uverbs_ex_cmd_hdr { + __aligned_u64 response; + __u16 provider_in_words; + __u16 provider_out_words; + __u32 cmd_hdr_reserved; +}; + +struct ib_uverbs_get_context { + __aligned_u64 response; + __aligned_u64 driver_data[0]; +}; + +struct ib_uverbs_get_context_resp { + __u32 async_fd; + __u32 num_comp_vectors; +}; + +struct ib_uverbs_query_device { + __aligned_u64 response; + __aligned_u64 driver_data[0]; +}; + +struct ib_uverbs_query_device_resp { + __aligned_u64 fw_ver; + __be64 node_guid; + __be64 sys_image_guid; + __aligned_u64 max_mr_size; + __aligned_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_ex_query_device { + __u32 comp_mask; + __u32 reserved; +}; + +struct ib_uverbs_odp_caps { + __aligned_u64 general_caps; + struct { + __u32 rc_odp_caps; + __u32 uc_odp_caps; + __u32 ud_odp_caps; + } per_transport_caps; + __u32 reserved; +}; + +struct ib_uverbs_rss_caps { + /* Corresponding bit will be set if qp type from + * 'enum ib_qp_type' is supported, e.g. + * supported_qpts |= 1 << IB_QPT_UD + */ + __u32 supported_qpts; + __u32 max_rwq_indirection_tables; + __u32 max_rwq_indirection_table_size; + __u32 reserved; +}; + +struct ib_uverbs_tm_caps { + /* Max size of rendezvous request message */ + __u32 max_rndv_hdr_size; + /* Max number of entries in tag matching list */ + __u32 max_num_tags; + /* TM flags */ + __u32 flags; + /* Max number of outstanding list operations */ + __u32 max_ops; + /* Max number of SGE in tag matching entry */ + __u32 max_sge; + __u32 reserved; +}; + +struct ib_uverbs_ex_query_device_resp { + struct ib_uverbs_query_device_resp base; + __u32 comp_mask; + __u32 response_length; + struct ib_uverbs_odp_caps odp_caps; + __aligned_u64 timestamp_mask; + __aligned_u64 hca_core_clock; /* in KHZ */ + __aligned_u64 device_cap_flags_ex; + struct ib_uverbs_rss_caps rss_caps; + __u32 max_wq_type_rq; + __u32 raw_packet_caps; + struct ib_uverbs_tm_caps tm_caps; + struct ib_uverbs_cq_moderation_caps cq_moderation_caps; + __aligned_u64 max_dm_size; +}; + +struct ib_uverbs_query_port { + __aligned_u64 response; + __u8 port_num; + __u8 reserved[7]; + __aligned_u64 driver_data[0]; +}; + +struct ib_uverbs_query_port_resp { + __u32 port_cap_flags; /* see ib_uverbs_query_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 link_layer; + __u8 flags; /* see ib_uverbs_query_port_flags */ + __u8 reserved; +}; + +struct ib_uverbs_alloc_pd { + __aligned_u64 response; + __aligned_u64 driver_data[0]; +}; + +struct ib_uverbs_alloc_pd_resp { + __u32 pd_handle; +}; + +struct ib_uverbs_dealloc_pd { + __u32 pd_handle; +}; + +struct ib_uverbs_open_xrcd { + __aligned_u64 response; + __u32 fd; + __u32 oflags; + __aligned_u64 driver_data[0]; +}; + +struct ib_uverbs_open_xrcd_resp { + __u32 xrcd_handle; +}; + +struct ib_uverbs_close_xrcd { + __u32 xrcd_handle; +}; + +struct ib_uverbs_reg_mr { + __aligned_u64 response; + __aligned_u64 start; + __aligned_u64 length; + __aligned_u64 hca_va; + __u32 pd_handle; + __u32 access_flags; + __aligned_u64 driver_data[0]; +}; + +struct ib_uverbs_reg_mr_resp { + __u32 mr_handle; + __u32 lkey; + __u32 rkey; +}; + +struct ib_uverbs_rereg_mr { + __aligned_u64 response; + __u32 mr_handle; + __u32 flags; + __aligned_u64 start; + __aligned_u64 length; + __aligned_u64 hca_va; + __u32 pd_handle; + __u32 access_flags; +}; + +struct ib_uverbs_rereg_mr_resp { + __u32 lkey; + __u32 rkey; +}; + +struct ib_uverbs_dereg_mr { + __u32 mr_handle; +}; + +struct ib_uverbs_alloc_mw { + __aligned_u64 response; + __u32 pd_handle; + __u8 mw_type; + __u8 reserved[3]; +}; + +struct ib_uverbs_alloc_mw_resp { + __u32 mw_handle; + __u32 rkey; +}; + +struct ib_uverbs_dealloc_mw { + __u32 mw_handle; +}; + +struct ib_uverbs_create_comp_channel { + __aligned_u64 response; +}; + +struct ib_uverbs_create_comp_channel_resp { + __u32 fd; +}; + +struct ib_uverbs_create_cq { + __aligned_u64 response; + __aligned_u64 user_handle; + __u32 cqe; + __u32 comp_vector; + __s32 comp_channel; + __u32 reserved; + __aligned_u64 driver_data[0]; +}; + +enum ib_uverbs_ex_create_cq_flags { + IB_UVERBS_CQ_FLAGS_TIMESTAMP_COMPLETION = 1 << 0, + IB_UVERBS_CQ_FLAGS_IGNORE_OVERRUN = 1 << 1, +}; + +struct ib_uverbs_ex_create_cq { + __aligned_u64 user_handle; + __u32 cqe; + __u32 comp_vector; + __s32 comp_channel; + __u32 comp_mask; + __u32 flags; /* bitmask of ib_uverbs_ex_create_cq_flags */ + __u32 reserved; +}; + +struct ib_uverbs_create_cq_resp { + __u32 cq_handle; + __u32 cqe; +}; + +struct ib_uverbs_ex_create_cq_resp { + struct ib_uverbs_create_cq_resp base; + __u32 comp_mask; + __u32 response_length; +}; + +struct ib_uverbs_resize_cq { + __aligned_u64 response; + __u32 cq_handle; + __u32 cqe; + __aligned_u64 driver_data[0]; +}; + +struct ib_uverbs_resize_cq_resp { + __u32 cqe; + __u32 reserved; + __aligned_u64 driver_data[0]; +}; + +struct ib_uverbs_poll_cq { + __aligned_u64 response; + __u32 cq_handle; + __u32 ne; +}; + +struct ib_uverbs_wc { + __aligned_u64 wr_id; + __u32 status; + __u32 opcode; + __u32 vendor_err; + __u32 byte_len; + union { + __be32 imm_data; + __u32 invalidate_rkey; + } ex; + __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 { + __aligned_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 { + __aligned_u64 response; + __aligned_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; + __aligned_u64 driver_data[0]; +}; + +enum ib_uverbs_create_qp_mask { + IB_UVERBS_CREATE_QP_MASK_IND_TABLE = 1UL << 0, +}; + +enum { + IB_UVERBS_CREATE_QP_SUP_COMP_MASK = IB_UVERBS_CREATE_QP_MASK_IND_TABLE, +}; + +enum { + /* + * This value is equal to IB_QP_DEST_QPN. + */ + IB_USER_LEGACY_LAST_QP_ATTR_MASK = 1ULL << 20, +}; + +enum { + /* + * This value is equal to IB_QP_RATE_LIMIT. + */ + IB_USER_LAST_QP_ATTR_MASK = 1ULL << 25, +}; + +struct ib_uverbs_ex_create_qp { + __aligned_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; + __u32 comp_mask; + __u32 create_flags; + __u32 rwq_ind_tbl_handle; + __u32 source_qpn; +}; + +struct ib_uverbs_open_qp { + __aligned_u64 response; + __aligned_u64 user_handle; + __u32 pd_handle; + __u32 qpn; + __u8 qp_type; + __u8 reserved[7]; + __aligned_u64 driver_data[0]; +}; + +/* also used for open response */ +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; +}; + +struct ib_uverbs_ex_create_qp_resp { + struct ib_uverbs_create_qp_resp base; + __u32 comp_mask; + __u32 response_length; +}; + +/* + * 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 { + __aligned_u64 response; + __u32 qp_handle; + __u32 attr_mask; + __aligned_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]; + __aligned_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]; + __aligned_u64 driver_data[0]; +}; + +struct ib_uverbs_ex_modify_qp { + struct ib_uverbs_modify_qp base; + __u32 rate_limit; + __u32 reserved; +}; + +struct ib_uverbs_modify_qp_resp { +}; + +struct ib_uverbs_ex_modify_qp_resp { + __u32 comp_mask; + __u32 response_length; +}; + +struct ib_uverbs_destroy_qp { + __aligned_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 { + __aligned_u64 addr; + __u32 length; + __u32 lkey; +}; + +enum ib_uverbs_wr_opcode { + IB_UVERBS_WR_RDMA_WRITE = 0, + IB_UVERBS_WR_RDMA_WRITE_WITH_IMM = 1, + IB_UVERBS_WR_SEND = 2, + IB_UVERBS_WR_SEND_WITH_IMM = 3, + IB_UVERBS_WR_RDMA_READ = 4, + IB_UVERBS_WR_ATOMIC_CMP_AND_SWP = 5, + IB_UVERBS_WR_ATOMIC_FETCH_AND_ADD = 6, + IB_UVERBS_WR_LOCAL_INV = 7, + IB_UVERBS_WR_BIND_MW = 8, + IB_UVERBS_WR_SEND_WITH_INV = 9, + IB_UVERBS_WR_TSO = 10, + IB_UVERBS_WR_RDMA_READ_WITH_INV = 11, + IB_UVERBS_WR_MASKED_ATOMIC_CMP_AND_SWP = 12, + IB_UVERBS_WR_MASKED_ATOMIC_FETCH_AND_ADD = 13, + /* Review enum ib_wr_opcode before modifying this */ +}; + +struct ib_uverbs_send_wr { + __aligned_u64 wr_id; + __u32 num_sge; + __u32 opcode; /* see enum ib_uverbs_wr_opcode */ + __u32 send_flags; + union { + __be32 imm_data; + __u32 invalidate_rkey; + } ex; + union { + struct { + __aligned_u64 remote_addr; + __u32 rkey; + __u32 reserved; + } rdma; + struct { + __aligned_u64 remote_addr; + __aligned_u64 compare_add; + __aligned_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 { + __aligned_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 { + __aligned_u64 wr_id; + __u32 num_sge; + __u32 reserved; +}; + +struct ib_uverbs_post_recv { + __aligned_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 { + __aligned_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 { + __aligned_u64 response; + __aligned_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; + __aligned_u64 driver_data[0]; +}; + +struct ib_uverbs_detach_mcast { + __u8 gid[16]; + __u32 qp_handle; + __u16 mlid; + __u16 reserved; + __aligned_u64 driver_data[0]; +}; + +struct ib_uverbs_flow_spec_hdr { + __u32 type; + __u16 size; + __u16 reserved; + /* followed by flow_spec */ + __aligned_u64 flow_spec_data[0]; +}; + +struct ib_uverbs_flow_eth_filter { + __u8 dst_mac[6]; + __u8 src_mac[6]; + __be16 ether_type; + __be16 vlan_tag; +}; + +struct ib_uverbs_flow_spec_eth { + union { + struct ib_uverbs_flow_spec_hdr hdr; + struct { + __u32 type; + __u16 size; + __u16 reserved; + }; + }; + struct ib_uverbs_flow_eth_filter val; + struct ib_uverbs_flow_eth_filter mask; +}; + +struct ib_uverbs_flow_ipv4_filter { + __be32 src_ip; + __be32 dst_ip; + __u8 proto; + __u8 tos; + __u8 ttl; + __u8 flags; +}; + +struct ib_uverbs_flow_spec_ipv4 { + union { + struct ib_uverbs_flow_spec_hdr hdr; + struct { + __u32 type; + __u16 size; + __u16 reserved; + }; + }; + struct ib_uverbs_flow_ipv4_filter val; + struct ib_uverbs_flow_ipv4_filter mask; +}; + +struct ib_uverbs_flow_tcp_udp_filter { + __be16 dst_port; + __be16 src_port; +}; + +struct ib_uverbs_flow_spec_tcp_udp { + union { + struct ib_uverbs_flow_spec_hdr hdr; + struct { + __u32 type; + __u16 size; + __u16 reserved; + }; + }; + struct ib_uverbs_flow_tcp_udp_filter val; + struct ib_uverbs_flow_tcp_udp_filter mask; +}; + +struct ib_uverbs_flow_ipv6_filter { + __u8 src_ip[16]; + __u8 dst_ip[16]; + __be32 flow_label; + __u8 next_hdr; + __u8 traffic_class; + __u8 hop_limit; + __u8 reserved; +}; + +struct ib_uverbs_flow_spec_ipv6 { + union { + struct ib_uverbs_flow_spec_hdr hdr; + struct { + __u32 type; + __u16 size; + __u16 reserved; + }; + }; + struct ib_uverbs_flow_ipv6_filter val; + struct ib_uverbs_flow_ipv6_filter mask; +}; + +struct ib_uverbs_flow_spec_action_tag { + union { + struct ib_uverbs_flow_spec_hdr hdr; + struct { + __u32 type; + __u16 size; + __u16 reserved; + }; + }; + __u32 tag_id; + __u32 reserved1; +}; + +struct ib_uverbs_flow_spec_action_drop { + union { + struct ib_uverbs_flow_spec_hdr hdr; + struct { + __u32 type; + __u16 size; + __u16 reserved; + }; + }; +}; + +struct ib_uverbs_flow_spec_action_handle { + union { + struct ib_uverbs_flow_spec_hdr hdr; + struct { + __u32 type; + __u16 size; + __u16 reserved; + }; + }; + __u32 handle; + __u32 reserved1; +}; + +struct ib_uverbs_flow_spec_action_count { + union { + struct ib_uverbs_flow_spec_hdr hdr; + struct { + __u32 type; + __u16 size; + __u16 reserved; + }; + }; + __u32 handle; + __u32 reserved1; +}; + +struct ib_uverbs_flow_tunnel_filter { + __be32 tunnel_id; +}; + +struct ib_uverbs_flow_spec_tunnel { + union { + struct ib_uverbs_flow_spec_hdr hdr; + struct { + __u32 type; + __u16 size; + __u16 reserved; + }; + }; + struct ib_uverbs_flow_tunnel_filter val; + struct ib_uverbs_flow_tunnel_filter mask; +}; + +struct ib_uverbs_flow_spec_esp_filter { + __u32 spi; + __u32 seq; +}; + +struct ib_uverbs_flow_spec_esp { + union { + struct ib_uverbs_flow_spec_hdr hdr; + struct { + __u32 type; + __u16 size; + __u16 reserved; + }; + }; + struct ib_uverbs_flow_spec_esp_filter val; + struct ib_uverbs_flow_spec_esp_filter mask; +}; + +struct ib_uverbs_flow_gre_filter { + /* c_ks_res0_ver field is bits 0-15 in offset 0 of a standard GRE header: + * bit 0 - C - checksum bit. + * bit 1 - reserved. set to 0. + * bit 2 - key bit. + * bit 3 - sequence number bit. + * bits 4:12 - reserved. set to 0. + * bits 13:15 - GRE version. + */ + __be16 c_ks_res0_ver; + __be16 protocol; + __be32 key; +}; + +struct ib_uverbs_flow_spec_gre { + union { + struct ib_uverbs_flow_spec_hdr hdr; + struct { + __u32 type; + __u16 size; + __u16 reserved; + }; + }; + struct ib_uverbs_flow_gre_filter val; + struct ib_uverbs_flow_gre_filter mask; +}; + +struct ib_uverbs_flow_mpls_filter { + /* The field includes the entire MPLS label: + * bits 0:19 - label field. + * bits 20:22 - traffic class field. + * bits 23 - bottom of stack bit. + * bits 24:31 - ttl field. + */ + __be32 label; +}; + +struct ib_uverbs_flow_spec_mpls { + union { + struct ib_uverbs_flow_spec_hdr hdr; + struct { + __u32 type; + __u16 size; + __u16 reserved; + }; + }; + struct ib_uverbs_flow_mpls_filter val; + struct ib_uverbs_flow_mpls_filter mask; +}; + +struct ib_uverbs_flow_attr { + __u32 type; + __u16 size; + __u16 priority; + __u8 num_of_specs; + __u8 reserved[2]; + __u8 port; + __u32 flags; + /* Following are the optional layers according to user request + * struct ib_flow_spec_xxx + * struct ib_flow_spec_yyy + */ + struct ib_uverbs_flow_spec_hdr flow_specs[0]; +}; + +struct ib_uverbs_create_flow { + __u32 comp_mask; + __u32 qp_handle; + struct ib_uverbs_flow_attr flow_attr; +}; + +struct ib_uverbs_create_flow_resp { + __u32 comp_mask; + __u32 flow_handle; +}; + +struct ib_uverbs_destroy_flow { + __u32 comp_mask; + __u32 flow_handle; +}; + +struct ib_uverbs_create_srq { + __aligned_u64 response; + __aligned_u64 user_handle; + __u32 pd_handle; + __u32 max_wr; + __u32 max_sge; + __u32 srq_limit; + __aligned_u64 driver_data[0]; +}; + +struct ib_uverbs_create_xsrq { + __aligned_u64 response; + __aligned_u64 user_handle; + __u32 srq_type; + __u32 pd_handle; + __u32 max_wr; + __u32 max_sge; + __u32 srq_limit; + __u32 max_num_tags; + __u32 xrcd_handle; + __u32 cq_handle; + __aligned_u64 driver_data[0]; +}; + +struct ib_uverbs_create_srq_resp { + __u32 srq_handle; + __u32 max_wr; + __u32 max_sge; + __u32 srqn; +}; + +struct ib_uverbs_modify_srq { + __u32 srq_handle; + __u32 attr_mask; + __u32 max_wr; + __u32 srq_limit; + __aligned_u64 driver_data[0]; +}; + +struct ib_uverbs_query_srq { + __aligned_u64 response; + __u32 srq_handle; + __u32 reserved; + __aligned_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 { + __aligned_u64 response; + __u32 srq_handle; + __u32 reserved; +}; + +struct ib_uverbs_destroy_srq_resp { + __u32 events_reported; +}; + +struct ib_uverbs_ex_create_wq { + __u32 comp_mask; + __u32 wq_type; + __aligned_u64 user_handle; + __u32 pd_handle; + __u32 cq_handle; + __u32 max_wr; + __u32 max_sge; + __u32 create_flags; /* Use enum ib_wq_flags */ + __u32 reserved; +}; + +struct ib_uverbs_ex_create_wq_resp { + __u32 comp_mask; + __u32 response_length; + __u32 wq_handle; + __u32 max_wr; + __u32 max_sge; + __u32 wqn; +}; + +struct ib_uverbs_ex_destroy_wq { + __u32 comp_mask; + __u32 wq_handle; +}; + +struct ib_uverbs_ex_destroy_wq_resp { + __u32 comp_mask; + __u32 response_length; + __u32 events_reported; + __u32 reserved; +}; + +struct ib_uverbs_ex_modify_wq { + __u32 attr_mask; + __u32 wq_handle; + __u32 wq_state; + __u32 curr_wq_state; + __u32 flags; /* Use enum ib_wq_flags */ + __u32 flags_mask; /* Use enum ib_wq_flags */ +}; + +/* Prevent memory allocation rather than max expected size */ +#define IB_USER_VERBS_MAX_LOG_IND_TBL_SIZE 0x0d +struct ib_uverbs_ex_create_rwq_ind_table { + __u32 comp_mask; + __u32 log_ind_tbl_size; + /* Following are the wq handles according to log_ind_tbl_size + * wq_handle1 + * wq_handle2 + */ + __u32 wq_handles[0]; +}; + +struct ib_uverbs_ex_create_rwq_ind_table_resp { + __u32 comp_mask; + __u32 response_length; + __u32 ind_tbl_handle; + __u32 ind_tbl_num; +}; + +struct ib_uverbs_ex_destroy_rwq_ind_table { + __u32 comp_mask; + __u32 ind_tbl_handle; +}; + +struct ib_uverbs_cq_moderation { + __u16 cq_count; + __u16 cq_period; +}; + +struct ib_uverbs_ex_modify_cq { + __u32 cq_handle; + __u32 attr_mask; + struct ib_uverbs_cq_moderation attr; + __u32 reserved; +}; + +#define IB_DEVICE_NAME_MAX 64 + +#endif /* IB_USER_VERBS_H */ |