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12 KiB
437 lines
12 KiB
/* SPDX-License-Identifier: GPL-2.0 or Linux-OpenIB */ |
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/* Copyright (c) 2015 - 2020 Intel Corporation */ |
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#ifndef IRDMA_USER_H |
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#define IRDMA_USER_H |
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#define irdma_handle void * |
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#define irdma_adapter_handle irdma_handle |
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#define irdma_qp_handle irdma_handle |
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#define irdma_cq_handle irdma_handle |
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#define irdma_pd_id irdma_handle |
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#define irdma_stag_handle irdma_handle |
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#define irdma_stag_index u32 |
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#define irdma_stag u32 |
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#define irdma_stag_key u8 |
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#define irdma_tagged_offset u64 |
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#define irdma_access_privileges u32 |
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#define irdma_physical_fragment u64 |
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#define irdma_address_list u64 * |
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#define irdma_sgl struct irdma_sge * |
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#define IRDMA_MAX_MR_SIZE 0x200000000000ULL |
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#define IRDMA_ACCESS_FLAGS_LOCALREAD 0x01 |
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#define IRDMA_ACCESS_FLAGS_LOCALWRITE 0x02 |
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#define IRDMA_ACCESS_FLAGS_REMOTEREAD_ONLY 0x04 |
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#define IRDMA_ACCESS_FLAGS_REMOTEREAD 0x05 |
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#define IRDMA_ACCESS_FLAGS_REMOTEWRITE_ONLY 0x08 |
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#define IRDMA_ACCESS_FLAGS_REMOTEWRITE 0x0a |
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#define IRDMA_ACCESS_FLAGS_BIND_WINDOW 0x10 |
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#define IRDMA_ACCESS_FLAGS_ZERO_BASED 0x20 |
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#define IRDMA_ACCESS_FLAGS_ALL 0x3f |
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#define IRDMA_OP_TYPE_RDMA_WRITE 0x00 |
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#define IRDMA_OP_TYPE_RDMA_READ 0x01 |
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#define IRDMA_OP_TYPE_SEND 0x03 |
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#define IRDMA_OP_TYPE_SEND_INV 0x04 |
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#define IRDMA_OP_TYPE_SEND_SOL 0x05 |
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#define IRDMA_OP_TYPE_SEND_SOL_INV 0x06 |
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#define IRDMA_OP_TYPE_RDMA_WRITE_SOL 0x0d |
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#define IRDMA_OP_TYPE_BIND_MW 0x08 |
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#define IRDMA_OP_TYPE_FAST_REG_NSMR 0x09 |
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#define IRDMA_OP_TYPE_INV_STAG 0x0a |
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#define IRDMA_OP_TYPE_RDMA_READ_INV_STAG 0x0b |
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#define IRDMA_OP_TYPE_NOP 0x0c |
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#define IRDMA_OP_TYPE_REC 0x3e |
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#define IRDMA_OP_TYPE_REC_IMM 0x3f |
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#define IRDMA_FLUSH_MAJOR_ERR 1 |
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enum irdma_device_caps_const { |
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IRDMA_WQE_SIZE = 4, |
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IRDMA_CQP_WQE_SIZE = 8, |
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IRDMA_CQE_SIZE = 4, |
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IRDMA_EXTENDED_CQE_SIZE = 8, |
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IRDMA_AEQE_SIZE = 2, |
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IRDMA_CEQE_SIZE = 1, |
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IRDMA_CQP_CTX_SIZE = 8, |
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IRDMA_SHADOW_AREA_SIZE = 8, |
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IRDMA_QUERY_FPM_BUF_SIZE = 176, |
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IRDMA_COMMIT_FPM_BUF_SIZE = 176, |
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IRDMA_GATHER_STATS_BUF_SIZE = 1024, |
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IRDMA_MIN_IW_QP_ID = 0, |
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IRDMA_MAX_IW_QP_ID = 262143, |
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IRDMA_MIN_CEQID = 0, |
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IRDMA_MAX_CEQID = 1023, |
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IRDMA_CEQ_MAX_COUNT = IRDMA_MAX_CEQID + 1, |
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IRDMA_MIN_CQID = 0, |
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IRDMA_MAX_CQID = 524287, |
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IRDMA_MIN_AEQ_ENTRIES = 1, |
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IRDMA_MAX_AEQ_ENTRIES = 524287, |
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IRDMA_MIN_CEQ_ENTRIES = 1, |
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IRDMA_MAX_CEQ_ENTRIES = 262143, |
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IRDMA_MIN_CQ_SIZE = 1, |
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IRDMA_MAX_CQ_SIZE = 1048575, |
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IRDMA_DB_ID_ZERO = 0, |
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IRDMA_MAX_WQ_FRAGMENT_COUNT = 13, |
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IRDMA_MAX_SGE_RD = 13, |
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IRDMA_MAX_OUTBOUND_MSG_SIZE = 2147483647, |
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IRDMA_MAX_INBOUND_MSG_SIZE = 2147483647, |
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IRDMA_MAX_PUSH_PAGE_COUNT = 1024, |
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IRDMA_MAX_PE_ENA_VF_COUNT = 32, |
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IRDMA_MAX_VF_FPM_ID = 47, |
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IRDMA_MAX_SQ_PAYLOAD_SIZE = 2145386496, |
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IRDMA_MAX_INLINE_DATA_SIZE = 101, |
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IRDMA_MAX_WQ_ENTRIES = 32768, |
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IRDMA_Q2_BUF_SIZE = 256, |
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IRDMA_QP_CTX_SIZE = 256, |
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IRDMA_MAX_PDS = 262144, |
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}; |
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enum irdma_addressing_type { |
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IRDMA_ADDR_TYPE_ZERO_BASED = 0, |
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IRDMA_ADDR_TYPE_VA_BASED = 1, |
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}; |
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enum irdma_flush_opcode { |
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FLUSH_INVALID = 0, |
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FLUSH_GENERAL_ERR, |
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FLUSH_PROT_ERR, |
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FLUSH_REM_ACCESS_ERR, |
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FLUSH_LOC_QP_OP_ERR, |
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FLUSH_REM_OP_ERR, |
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FLUSH_LOC_LEN_ERR, |
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FLUSH_FATAL_ERR, |
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}; |
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enum irdma_cmpl_status { |
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IRDMA_COMPL_STATUS_SUCCESS = 0, |
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IRDMA_COMPL_STATUS_FLUSHED, |
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IRDMA_COMPL_STATUS_INVALID_WQE, |
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IRDMA_COMPL_STATUS_QP_CATASTROPHIC, |
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IRDMA_COMPL_STATUS_REMOTE_TERMINATION, |
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IRDMA_COMPL_STATUS_INVALID_STAG, |
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IRDMA_COMPL_STATUS_BASE_BOUND_VIOLATION, |
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IRDMA_COMPL_STATUS_ACCESS_VIOLATION, |
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IRDMA_COMPL_STATUS_INVALID_PD_ID, |
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IRDMA_COMPL_STATUS_WRAP_ERROR, |
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IRDMA_COMPL_STATUS_STAG_INVALID_PDID, |
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IRDMA_COMPL_STATUS_RDMA_READ_ZERO_ORD, |
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IRDMA_COMPL_STATUS_QP_NOT_PRIVLEDGED, |
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IRDMA_COMPL_STATUS_STAG_NOT_INVALID, |
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IRDMA_COMPL_STATUS_INVALID_PHYS_BUF_SIZE, |
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IRDMA_COMPL_STATUS_INVALID_PHYS_BUF_ENTRY, |
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IRDMA_COMPL_STATUS_INVALID_FBO, |
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IRDMA_COMPL_STATUS_INVALID_LEN, |
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IRDMA_COMPL_STATUS_INVALID_ACCESS, |
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IRDMA_COMPL_STATUS_PHYS_BUF_LIST_TOO_LONG, |
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IRDMA_COMPL_STATUS_INVALID_VIRT_ADDRESS, |
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IRDMA_COMPL_STATUS_INVALID_REGION, |
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IRDMA_COMPL_STATUS_INVALID_WINDOW, |
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IRDMA_COMPL_STATUS_INVALID_TOTAL_LEN, |
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IRDMA_COMPL_STATUS_UNKNOWN, |
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}; |
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enum irdma_cmpl_notify { |
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IRDMA_CQ_COMPL_EVENT = 0, |
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IRDMA_CQ_COMPL_SOLICITED = 1, |
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}; |
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enum irdma_qp_caps { |
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IRDMA_WRITE_WITH_IMM = 1, |
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IRDMA_SEND_WITH_IMM = 2, |
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IRDMA_ROCE = 4, |
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IRDMA_PUSH_MODE = 8, |
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}; |
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struct irdma_qp_uk; |
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struct irdma_cq_uk; |
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struct irdma_qp_uk_init_info; |
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struct irdma_cq_uk_init_info; |
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struct irdma_sge { |
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irdma_tagged_offset tag_off; |
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u32 len; |
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irdma_stag stag; |
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}; |
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struct irdma_ring { |
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u32 head; |
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u32 tail; |
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u32 size; |
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}; |
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struct irdma_cqe { |
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__le64 buf[IRDMA_CQE_SIZE]; |
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}; |
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struct irdma_extended_cqe { |
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__le64 buf[IRDMA_EXTENDED_CQE_SIZE]; |
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}; |
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struct irdma_post_send { |
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irdma_sgl sg_list; |
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u32 num_sges; |
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u32 qkey; |
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u32 dest_qp; |
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u32 ah_id; |
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}; |
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struct irdma_post_inline_send { |
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void *data; |
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u32 len; |
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u32 qkey; |
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u32 dest_qp; |
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u32 ah_id; |
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}; |
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struct irdma_post_rq_info { |
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u64 wr_id; |
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irdma_sgl sg_list; |
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u32 num_sges; |
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}; |
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struct irdma_rdma_write { |
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irdma_sgl lo_sg_list; |
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u32 num_lo_sges; |
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struct irdma_sge rem_addr; |
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}; |
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struct irdma_inline_rdma_write { |
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void *data; |
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u32 len; |
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struct irdma_sge rem_addr; |
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}; |
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struct irdma_rdma_read { |
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irdma_sgl lo_sg_list; |
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u32 num_lo_sges; |
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struct irdma_sge rem_addr; |
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}; |
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struct irdma_bind_window { |
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irdma_stag mr_stag; |
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u64 bind_len; |
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void *va; |
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enum irdma_addressing_type addressing_type; |
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bool ena_reads:1; |
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bool ena_writes:1; |
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irdma_stag mw_stag; |
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bool mem_window_type_1:1; |
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}; |
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struct irdma_inv_local_stag { |
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irdma_stag target_stag; |
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}; |
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struct irdma_post_sq_info { |
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u64 wr_id; |
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u8 op_type; |
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u8 l4len; |
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bool signaled:1; |
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bool read_fence:1; |
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bool local_fence:1; |
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bool inline_data:1; |
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bool imm_data_valid:1; |
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bool push_wqe:1; |
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bool report_rtt:1; |
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bool udp_hdr:1; |
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bool defer_flag:1; |
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u32 imm_data; |
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u32 stag_to_inv; |
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union { |
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struct irdma_post_send send; |
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struct irdma_rdma_write rdma_write; |
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struct irdma_rdma_read rdma_read; |
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struct irdma_bind_window bind_window; |
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struct irdma_inv_local_stag inv_local_stag; |
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struct irdma_inline_rdma_write inline_rdma_write; |
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struct irdma_post_inline_send inline_send; |
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} op; |
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}; |
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struct irdma_cq_poll_info { |
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u64 wr_id; |
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irdma_qp_handle qp_handle; |
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u32 bytes_xfered; |
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u32 tcp_seq_num_rtt; |
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u32 qp_id; |
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u32 ud_src_qpn; |
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u32 imm_data; |
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irdma_stag inv_stag; /* or L_R_Key */ |
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enum irdma_cmpl_status comp_status; |
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u16 major_err; |
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u16 minor_err; |
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u16 ud_vlan; |
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u8 ud_smac[6]; |
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u8 op_type; |
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bool stag_invalid_set:1; /* or L_R_Key set */ |
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bool push_dropped:1; |
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bool error:1; |
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bool solicited_event:1; |
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bool ipv4:1; |
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bool ud_vlan_valid:1; |
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bool ud_smac_valid:1; |
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bool imm_valid:1; |
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}; |
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enum irdma_status_code irdma_uk_inline_rdma_write(struct irdma_qp_uk *qp, |
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struct irdma_post_sq_info *info, |
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bool post_sq); |
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enum irdma_status_code irdma_uk_inline_send(struct irdma_qp_uk *qp, |
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struct irdma_post_sq_info *info, |
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bool post_sq); |
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enum irdma_status_code irdma_uk_mw_bind(struct irdma_qp_uk *qp, |
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struct irdma_post_sq_info *info, |
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bool post_sq); |
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enum irdma_status_code irdma_uk_post_nop(struct irdma_qp_uk *qp, u64 wr_id, |
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bool signaled, bool post_sq); |
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enum irdma_status_code irdma_uk_post_receive(struct irdma_qp_uk *qp, |
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struct irdma_post_rq_info *info); |
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void irdma_uk_qp_post_wr(struct irdma_qp_uk *qp); |
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enum irdma_status_code irdma_uk_rdma_read(struct irdma_qp_uk *qp, |
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struct irdma_post_sq_info *info, |
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bool inv_stag, bool post_sq); |
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enum irdma_status_code irdma_uk_rdma_write(struct irdma_qp_uk *qp, |
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struct irdma_post_sq_info *info, |
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bool post_sq); |
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enum irdma_status_code irdma_uk_send(struct irdma_qp_uk *qp, |
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struct irdma_post_sq_info *info, bool post_sq); |
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enum irdma_status_code irdma_uk_stag_local_invalidate(struct irdma_qp_uk *qp, |
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struct irdma_post_sq_info *info, |
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bool post_sq); |
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struct irdma_wqe_uk_ops { |
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void (*iw_copy_inline_data)(u8 *dest, u8 *src, u32 len, u8 polarity); |
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u16 (*iw_inline_data_size_to_quanta)(u32 data_size); |
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void (*iw_set_fragment)(__le64 *wqe, u32 offset, struct irdma_sge *sge, |
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u8 valid); |
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void (*iw_set_mw_bind_wqe)(__le64 *wqe, |
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struct irdma_bind_window *op_info); |
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}; |
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enum irdma_status_code irdma_uk_cq_poll_cmpl(struct irdma_cq_uk *cq, |
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struct irdma_cq_poll_info *info); |
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void irdma_uk_cq_request_notification(struct irdma_cq_uk *cq, |
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enum irdma_cmpl_notify cq_notify); |
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void irdma_uk_cq_resize(struct irdma_cq_uk *cq, void *cq_base, int size); |
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void irdma_uk_cq_set_resized_cnt(struct irdma_cq_uk *qp, u16 cnt); |
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enum irdma_status_code irdma_uk_cq_init(struct irdma_cq_uk *cq, |
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struct irdma_cq_uk_init_info *info); |
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enum irdma_status_code irdma_uk_qp_init(struct irdma_qp_uk *qp, |
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struct irdma_qp_uk_init_info *info); |
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struct irdma_sq_uk_wr_trk_info { |
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u64 wrid; |
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u32 wr_len; |
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u16 quanta; |
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u8 reserved[2]; |
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}; |
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struct irdma_qp_quanta { |
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__le64 elem[IRDMA_WQE_SIZE]; |
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}; |
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struct irdma_qp_uk { |
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struct irdma_qp_quanta *sq_base; |
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struct irdma_qp_quanta *rq_base; |
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struct irdma_uk_attrs *uk_attrs; |
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u32 __iomem *wqe_alloc_db; |
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struct irdma_sq_uk_wr_trk_info *sq_wrtrk_array; |
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u64 *rq_wrid_array; |
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__le64 *shadow_area; |
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__le32 *push_db; |
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__le64 *push_wqe; |
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struct irdma_ring sq_ring; |
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struct irdma_ring rq_ring; |
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struct irdma_ring initial_ring; |
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u32 qp_id; |
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u32 qp_caps; |
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u32 sq_size; |
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u32 rq_size; |
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u32 max_sq_frag_cnt; |
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u32 max_rq_frag_cnt; |
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u32 max_inline_data; |
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struct irdma_wqe_uk_ops wqe_ops; |
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u16 conn_wqes; |
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u8 qp_type; |
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u8 swqe_polarity; |
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u8 swqe_polarity_deferred; |
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u8 rwqe_polarity; |
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u8 rq_wqe_size; |
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u8 rq_wqe_size_multiplier; |
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bool deferred_flag:1; |
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bool push_mode:1; /* whether the last post wqe was pushed */ |
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bool push_dropped:1; |
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bool first_sq_wq:1; |
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bool sq_flush_complete:1; /* Indicates flush was seen and SQ was empty after the flush */ |
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bool rq_flush_complete:1; /* Indicates flush was seen and RQ was empty after the flush */ |
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bool destroy_pending:1; /* Indicates the QP is being destroyed */ |
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void *back_qp; |
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spinlock_t *lock; |
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u8 dbg_rq_flushed; |
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u8 sq_flush_seen; |
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u8 rq_flush_seen; |
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}; |
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struct irdma_cq_uk { |
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struct irdma_cqe *cq_base; |
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u32 __iomem *cqe_alloc_db; |
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u32 __iomem *cq_ack_db; |
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__le64 *shadow_area; |
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u32 cq_id; |
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u32 cq_size; |
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struct irdma_ring cq_ring; |
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u8 polarity; |
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bool avoid_mem_cflct:1; |
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}; |
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struct irdma_qp_uk_init_info { |
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struct irdma_qp_quanta *sq; |
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struct irdma_qp_quanta *rq; |
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struct irdma_uk_attrs *uk_attrs; |
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u32 __iomem *wqe_alloc_db; |
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__le64 *shadow_area; |
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struct irdma_sq_uk_wr_trk_info *sq_wrtrk_array; |
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u64 *rq_wrid_array; |
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u32 qp_id; |
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u32 qp_caps; |
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u32 sq_size; |
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u32 rq_size; |
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u32 max_sq_frag_cnt; |
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u32 max_rq_frag_cnt; |
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u32 max_inline_data; |
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u8 first_sq_wq; |
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u8 type; |
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int abi_ver; |
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bool legacy_mode; |
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}; |
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struct irdma_cq_uk_init_info { |
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u32 __iomem *cqe_alloc_db; |
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u32 __iomem *cq_ack_db; |
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struct irdma_cqe *cq_base; |
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__le64 *shadow_area; |
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u32 cq_size; |
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u32 cq_id; |
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bool avoid_mem_cflct; |
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}; |
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__le64 *irdma_qp_get_next_send_wqe(struct irdma_qp_uk *qp, u32 *wqe_idx, |
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u16 quanta, u32 total_size, |
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struct irdma_post_sq_info *info); |
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__le64 *irdma_qp_get_next_recv_wqe(struct irdma_qp_uk *qp, u32 *wqe_idx); |
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void irdma_uk_clean_cq(void *q, struct irdma_cq_uk *cq); |
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enum irdma_status_code irdma_nop(struct irdma_qp_uk *qp, u64 wr_id, |
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bool signaled, bool post_sq); |
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enum irdma_status_code irdma_fragcnt_to_quanta_sq(u32 frag_cnt, u16 *quanta); |
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enum irdma_status_code irdma_fragcnt_to_wqesize_rq(u32 frag_cnt, u16 *wqe_size); |
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void irdma_get_wqe_shift(struct irdma_uk_attrs *uk_attrs, u32 sge, |
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u32 inline_data, u8 *shift); |
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enum irdma_status_code irdma_get_sqdepth(struct irdma_uk_attrs *uk_attrs, |
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u32 sq_size, u8 shift, u32 *wqdepth); |
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enum irdma_status_code irdma_get_rqdepth(struct irdma_uk_attrs *uk_attrs, |
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u32 rq_size, u8 shift, u32 *wqdepth); |
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void irdma_qp_push_wqe(struct irdma_qp_uk *qp, __le64 *wqe, u16 quanta, |
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u32 wqe_idx, bool post_sq); |
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void irdma_clr_wqes(struct irdma_qp_uk *qp, u32 qp_wqe_idx); |
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#endif /* IRDMA_USER_H */
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