/* SPDX-License-Identifier: (GPL-2.0 WITH Linux-syscall-note) OR Linux-OpenIB */

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/*

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* Copyright (c) 2006 - 2021 Intel Corporation. All rights reserved.

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* Copyright (c) 2005 Topspin Communications. All rights reserved.

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* Copyright (c) 2005 Cisco Systems. All rights reserved.

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* Copyright (c) 2005 Open Grid Computing, Inc. All rights reserved.

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*/

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#ifndef IRDMA_ABI_H

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#define IRDMA_ABI_H

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#include <linux/types.h>

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/* irdma must support legacy GEN_1 i40iw kernel

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* and user-space whose last ABI ver is 5

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*/

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#define IRDMA_ABI_VER 5

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enum irdma_memreg_type {

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IRDMA_MEMREG_TYPE_MEM = 0,

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IRDMA_MEMREG_TYPE_QP = 1,

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IRDMA_MEMREG_TYPE_CQ = 2,

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};

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struct irdma_alloc_ucontext_req {

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__u32 rsvd32;

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__u8 userspace_ver;

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__u8 rsvd8[3];

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};

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struct irdma_alloc_ucontext_resp {

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__u32 max_pds;

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__u32 max_qps;

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__u32 wq_size; /* size of the WQs (SQ+RQ) in the mmaped area */

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__u8 kernel_ver;

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__u8 rsvd[3];

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__aligned_u64 feature_flags;

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__aligned_u64 db_mmap_key;

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__u32 max_hw_wq_frags;

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__u32 max_hw_read_sges;

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__u32 max_hw_inline;

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__u32 max_hw_rq_quanta;

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__u32 max_hw_wq_quanta;

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__u32 min_hw_cq_size;

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__u32 max_hw_cq_size;

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__u16 max_hw_sq_chunk;

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__u8 hw_rev;

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__u8 rsvd2;

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};

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struct irdma_alloc_pd_resp {

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__u32 pd_id;

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__u8 rsvd[4];

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};

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struct irdma_resize_cq_req {

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__aligned_u64 user_cq_buffer;

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};

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struct irdma_create_cq_req {

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__aligned_u64 user_cq_buf;

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__aligned_u64 user_shadow_area;

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};

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struct irdma_create_qp_req {

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__aligned_u64 user_wqe_bufs;

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__aligned_u64 user_compl_ctx;

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};

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struct irdma_mem_reg_req {

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__u16 reg_type; /* enum irdma_memreg_type */

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__u16 cq_pages;

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__u16 rq_pages;

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__u16 sq_pages;

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};

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struct irdma_modify_qp_req {

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__u8 sq_flush;

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__u8 rq_flush;

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__u8 rsvd[6];

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};

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struct irdma_create_cq_resp {

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__u32 cq_id;

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__u32 cq_size;

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};

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struct irdma_create_qp_resp {

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__u32 qp_id;

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__u32 actual_sq_size;

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__u32 actual_rq_size;

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__u32 irdma_drv_opt;

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__u16 push_idx;

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__u8 lsmm;

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__u8 rsvd;

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__u32 qp_caps;

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};

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struct irdma_modify_qp_resp {

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__aligned_u64 push_wqe_mmap_key;

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__aligned_u64 push_db_mmap_key;

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__u16 push_offset;

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__u8 push_valid;

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__u8 rsvd[5];

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};

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struct irdma_create_ah_resp {

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__u32 ah_id;

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__u8 rsvd[4];

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};

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#endif /* IRDMA_ABI_H */

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