Filename: //usr/include/rdma/efa-abi.h

/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-2-Clause) */ /* * Copyright 2018-2020 Amazon.com, Inc. or its affiliates. All rights reserved. */ #ifndef EFA_ABI_USER_H #define EFA_ABI_USER_H #include <linux/types.h> /* * Increment this value if any changes that break userspace ABI * compatibility are made. */ #define EFA_UVERBS_ABI_VERSION 1 /* * Keep structs aligned to 8 bytes. * Keep reserved fields as arrays of __u8 named reserved_XXX where XXX is the * hex bit offset of the field. */ enum { EFA_ALLOC_UCONTEXT_CMD_COMP_TX_BATCH = 1 << 0, EFA_ALLOC_UCONTEXT_CMD_COMP_MIN_SQ_WR = 1 << 1, }; struct efa_ibv_alloc_ucontext_cmd { __u32 comp_mask; __u8 reserved_20[4]; }; enum efa_ibv_user_cmds_supp_udata { EFA_USER_CMDS_SUPP_UDATA_QUERY_DEVICE = 1 << 0, EFA_USER_CMDS_SUPP_UDATA_CREATE_AH = 1 << 1, }; struct efa_ibv_alloc_ucontext_resp { __u32 comp_mask; __u32 cmds_supp_udata_mask; __u16 sub_cqs_per_cq; __u16 inline_buf_size; __u32 max_llq_size; /* bytes */ __u16 max_tx_batch; /* units of 64 bytes */ __u16 min_sq_wr; __u8 reserved_a0[4]; }; struct efa_ibv_alloc_pd_resp { __u32 comp_mask; __u16 pdn; __u8 reserved_30[2]; }; struct efa_ibv_create_cq { __u32 comp_mask; __u32 cq_entry_size; __u16 num_sub_cqs; __u8 reserved_50[6]; }; struct efa_ibv_create_cq_resp { __u32 comp_mask; __u8 reserved_20[4]; __aligned_u64 q_mmap_key; __aligned_u64 q_mmap_size; __u16 cq_idx; __u8 reserved_d0[6]; }; enum { EFA_QP_DRIVER_TYPE_SRD = 0, }; struct efa_ibv_create_qp { __u32 comp_mask; __u32 rq_ring_size; /* bytes */ __u32 sq_ring_size; /* bytes */ __u32 driver_qp_type; }; struct efa_ibv_create_qp_resp { __u32 comp_mask; /* the offset inside the page of the rq db */ __u32 rq_db_offset; /* the offset inside the page of the sq db */ __u32 sq_db_offset; /* the offset inside the page of descriptors buffer */ __u32 llq_desc_offset; __aligned_u64 rq_mmap_key; __aligned_u64 rq_mmap_size; __aligned_u64 rq_db_mmap_key; __aligned_u64 sq_db_mmap_key; __aligned_u64 llq_desc_mmap_key; __u16 send_sub_cq_idx; __u16 recv_sub_cq_idx; __u8 reserved_1e0[4]; }; struct efa_ibv_create_ah_resp { __u32 comp_mask; __u16 efa_address_handle; __u8 reserved_30[2]; }; enum { EFA_QUERY_DEVICE_CAPS_RDMA_READ = 1 << 0, EFA_QUERY_DEVICE_CAPS_RNR_RETRY = 1 << 1, }; struct efa_ibv_ex_query_device_resp { __u32 comp_mask; __u32 max_sq_wr; __u32 max_rq_wr; __u16 max_sq_sge; __u16 max_rq_sge; __u32 max_rdma_size; __u32 device_caps; }; #endif /* EFA_ABI_USER_H */

./Ninja\.