linux/drivers/infiniband/hw/bnxt_re/qplib_sp.h

168 lines
5.5 KiB
C

/*
* Broadcom NetXtreme-E RoCE driver.
*
* Copyright (c) 2016 - 2017, Broadcom. All rights reserved. The term
* Broadcom refers to Broadcom Limited and/or its subsidiaries.
*
* 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
* BSD license below:
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. 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.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* Description: Slow Path Operators (header)
*
*/
#ifndef __BNXT_QPLIB_SP_H__
#define __BNXT_QPLIB_SP_H__
#define BNXT_QPLIB_RESERVED_QP_WRS 128
#define PCI_EXP_DEVCTL2_ATOMIC_REQ 0x0040
struct bnxt_qplib_dev_attr {
char fw_ver[32];
u16 max_sgid;
u16 max_mrw;
u32 max_qp;
#define BNXT_QPLIB_MAX_OUT_RD_ATOM 126
u32 max_qp_rd_atom;
u32 max_qp_init_rd_atom;
u32 max_qp_wqes;
u32 max_qp_sges;
u32 max_cq;
u32 max_cq_wqes;
u32 max_cq_sges;
u32 max_mr;
u64 max_mr_size;
u32 max_pd;
u32 max_mw;
u32 max_raw_ethy_qp;
u32 max_ah;
u32 max_fmr;
u32 max_map_per_fmr;
u32 max_srq;
u32 max_srq_wqes;
u32 max_srq_sges;
u32 max_pkey;
u32 max_inline_data;
u32 l2_db_size;
u8 tqm_alloc_reqs[MAX_TQM_ALLOC_REQ];
bool is_atomic;
};
struct bnxt_qplib_pd {
u32 id;
};
struct bnxt_qplib_gid {
u8 data[16];
};
struct bnxt_qplib_ah {
struct bnxt_qplib_gid dgid;
struct bnxt_qplib_pd *pd;
u32 id;
u8 sgid_index;
/* For Query AH if the hw table and SW table are differnt */
u8 host_sgid_index;
u8 traffic_class;
u32 flow_label;
u8 hop_limit;
u8 sl;
u8 dmac[6];
u16 vlan_id;
u8 nw_type;
};
struct bnxt_qplib_mrw {
struct bnxt_qplib_pd *pd;
int type;
u32 flags;
#define BNXT_QPLIB_FR_PMR 0x80000000
u32 lkey;
u32 rkey;
#define BNXT_QPLIB_RSVD_LKEY 0xFFFFFFFF
u64 va;
u64 total_size;
u32 npages;
u64 mr_handle;
struct bnxt_qplib_hwq hwq;
};
struct bnxt_qplib_frpl {
int max_pg_ptrs;
struct bnxt_qplib_hwq hwq;
};
#define BNXT_QPLIB_ACCESS_LOCAL_WRITE BIT(0)
#define BNXT_QPLIB_ACCESS_REMOTE_READ BIT(1)
#define BNXT_QPLIB_ACCESS_REMOTE_WRITE BIT(2)
#define BNXT_QPLIB_ACCESS_REMOTE_ATOMIC BIT(3)
#define BNXT_QPLIB_ACCESS_MW_BIND BIT(4)
#define BNXT_QPLIB_ACCESS_ZERO_BASED BIT(5)
#define BNXT_QPLIB_ACCESS_ON_DEMAND BIT(6)
int bnxt_qplib_get_sgid(struct bnxt_qplib_res *res,
struct bnxt_qplib_sgid_tbl *sgid_tbl, int index,
struct bnxt_qplib_gid *gid);
int bnxt_qplib_del_sgid(struct bnxt_qplib_sgid_tbl *sgid_tbl,
struct bnxt_qplib_gid *gid, bool update);
int bnxt_qplib_add_sgid(struct bnxt_qplib_sgid_tbl *sgid_tbl,
struct bnxt_qplib_gid *gid, u8 *mac, u16 vlan_id,
bool update, u32 *index);
int bnxt_qplib_update_sgid(struct bnxt_qplib_sgid_tbl *sgid_tbl,
struct bnxt_qplib_gid *gid, u16 gid_idx, u8 *smac);
int bnxt_qplib_get_pkey(struct bnxt_qplib_res *res,
struct bnxt_qplib_pkey_tbl *pkey_tbl, u16 index,
u16 *pkey);
int bnxt_qplib_del_pkey(struct bnxt_qplib_res *res,
struct bnxt_qplib_pkey_tbl *pkey_tbl, u16 *pkey,
bool update);
int bnxt_qplib_add_pkey(struct bnxt_qplib_res *res,
struct bnxt_qplib_pkey_tbl *pkey_tbl, u16 *pkey,
bool update);
int bnxt_qplib_get_dev_attr(struct bnxt_qplib_rcfw *rcfw,
struct bnxt_qplib_dev_attr *attr);
int bnxt_qplib_create_ah(struct bnxt_qplib_res *res, struct bnxt_qplib_ah *ah);
int bnxt_qplib_destroy_ah(struct bnxt_qplib_res *res, struct bnxt_qplib_ah *ah);
int bnxt_qplib_alloc_mrw(struct bnxt_qplib_res *res,
struct bnxt_qplib_mrw *mrw);
int bnxt_qplib_dereg_mrw(struct bnxt_qplib_res *res, struct bnxt_qplib_mrw *mrw,
bool block);
int bnxt_qplib_reg_mr(struct bnxt_qplib_res *res, struct bnxt_qplib_mrw *mr,
u64 *pbl_tbl, int num_pbls, bool block);
int bnxt_qplib_free_mrw(struct bnxt_qplib_res *res, struct bnxt_qplib_mrw *mr);
int bnxt_qplib_alloc_fast_reg_mr(struct bnxt_qplib_res *res,
struct bnxt_qplib_mrw *mr, int max);
int bnxt_qplib_alloc_fast_reg_page_list(struct bnxt_qplib_res *res,
struct bnxt_qplib_frpl *frpl, int max);
int bnxt_qplib_free_fast_reg_page_list(struct bnxt_qplib_res *res,
struct bnxt_qplib_frpl *frpl);
int bnxt_qplib_map_tc2cos(struct bnxt_qplib_res *res, u16 *cids);
#endif /* __BNXT_QPLIB_SP_H__*/