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/*******************************************************************
* This file is part of the Emulex RoCE Device Driver for *
* RoCE (RDMA over Converged Ethernet) adapters. *
* Copyright (C) 2008-2012 Emulex. All rights reserved. *
* EMULEX and SLI are trademarks of Emulex. *
* www.emulex.com *
* *
* This program is free software; you can redistribute it and/or *
* modify it under the terms of version 2 of the GNU General *
* Public License as published by the Free Software Foundation. *
* This program is distributed in the hope that it will be useful. *
* ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND *
* WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, *
* FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT, ARE *
* DISCLAIMED, EXCEPT TO THE EXTENT THAT SUCH DISCLAIMERS ARE HELD *
* TO BE LEGALLY INVALID. See the GNU General Public License for *
* more details, a copy of which can be found in the file COPYING *
* included with this package. *
*
* Contact Information:
* linux-drivers@emulex.com
*
* Emulex
* 3333 Susan Street
* Costa Mesa, CA 92626
*******************************************************************/
#ifndef __OCRDMA_ABI_H__
#define __OCRDMA_ABI_H__
#define OCRDMA_ABI_VERSION 2
#define OCRDMA_BE_ROCE_ABI_VERSION 1
/* user kernel communication data structures. */
struct ocrdma_alloc_ucontext_resp {
u32 dev_id;
u32 wqe_size;
u32 max_inline_data;
u32 dpp_wqe_size;
u64 ah_tbl_page;
u32 ah_tbl_len;
u32 rqe_size;
u8 fw_ver[32];
/* for future use/new features in progress */
u64 rsvd1;
u64 rsvd2;
};
struct ocrdma_alloc_pd_ureq {
u64 rsvd1;
};
struct ocrdma_alloc_pd_uresp {
u32 id;
u32 dpp_enabled;
u32 dpp_page_addr_hi;
u32 dpp_page_addr_lo;
u64 rsvd1;
};
struct ocrdma_create_cq_ureq {
u32 dpp_cq;
u32 rsvd; /* pad */
};
#define MAX_CQ_PAGES 8
struct ocrdma_create_cq_uresp {
u32 cq_id;
u32 page_size;
u32 num_pages;
u32 max_hw_cqe;
u64 page_addr[MAX_CQ_PAGES];
u64 db_page_addr;
u32 db_page_size;
u32 phase_change;
/* for future use/new features in progress */
u64 rsvd1;
u64 rsvd2;
};
#define MAX_QP_PAGES 8
#define MAX_UD_AV_PAGES 8
struct ocrdma_create_qp_ureq {
u8 enable_dpp_cq;
u8 rsvd;
u16 dpp_cq_id;
u32 rsvd1; /* pad */
};
struct ocrdma_create_qp_uresp {
u16 qp_id;
u16 sq_dbid;
u16 rq_dbid;
u16 resv0; /* pad */
u32 sq_page_size;
u32 rq_page_size;
u32 num_sq_pages;
u32 num_rq_pages;
u64 sq_page_addr[MAX_QP_PAGES];
u64 rq_page_addr[MAX_QP_PAGES];
u64 db_page_addr;
u32 db_page_size;
u32 dpp_credit;
u32 dpp_offset;
u32 num_wqe_allocated;
u32 num_rqe_allocated;
u32 db_sq_offset;
u32 db_rq_offset;
u32 db_shift;
u64 rsvd[11];
} __packed;
struct ocrdma_create_srq_uresp {
u16 rq_dbid;
u16 resv0; /* pad */
u32 resv1;
u32 rq_page_size;
u32 num_rq_pages;
u64 rq_page_addr[MAX_QP_PAGES];
u64 db_page_addr;
u32 db_page_size;
u32 num_rqe_allocated;
u32 db_rq_offset;
u32 db_shift;
u64 rsvd2;
u64 rsvd3;
};
#endif /* __OCRDMA_ABI_H__ */
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