1 /* 2 * Broadcom NetXtreme-E RoCE driver. 3 * 4 * Copyright (c) 2016 - 2017, Broadcom. All rights reserved. The term 5 * Broadcom refers to Broadcom Limited and/or its subsidiaries. 6 * 7 * This software is available to you under a choice of one of two 8 * licenses. You may choose to be licensed under the terms of the GNU 9 * General Public License (GPL) Version 2, available from the file 10 * COPYING in the main directory of this source tree, or the 11 * BSD license below: 12 * 13 * Redistribution and use in source and binary forms, with or without 14 * modification, are permitted provided that the following conditions 15 * are met: 16 * 17 * 1. Redistributions of source code must retain the above copyright 18 * notice, this list of conditions and the following disclaimer. 19 * 2. Redistributions in binary form must reproduce the above copyright 20 * notice, this list of conditions and the following disclaimer in 21 * the documentation and/or other materials provided with the 22 * distribution. 23 * 24 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' 25 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 26 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 27 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS 28 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 29 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 30 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR 31 * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 32 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE 33 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN 34 * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 35 * 36 * Description: Slow Path Operators (header) 37 * 38 */ 39 40 #ifndef __BNXT_QPLIB_SP_H__ 41 #define __BNXT_QPLIB_SP_H__ 42 43 #define BNXT_QPLIB_RESERVED_QP_WRS 128 44 45 struct bnxt_qplib_dev_attr { 46 char fw_ver[32]; 47 u16 max_sgid; 48 u16 max_mrw; 49 u32 max_qp; 50 #define BNXT_QPLIB_MAX_OUT_RD_ATOM 126 51 u32 max_qp_rd_atom; 52 u32 max_qp_init_rd_atom; 53 u32 max_qp_wqes; 54 u32 max_qp_sges; 55 u32 max_cq; 56 u32 max_cq_wqes; 57 u32 max_cq_sges; 58 u32 max_mr; 59 u64 max_mr_size; 60 u32 max_pd; 61 u32 max_mw; 62 u32 max_raw_ethy_qp; 63 u32 max_ah; 64 u32 max_fmr; 65 u32 max_map_per_fmr; 66 u32 max_srq; 67 u32 max_srq_wqes; 68 u32 max_srq_sges; 69 u32 max_pkey; 70 u32 max_inline_data; 71 u32 l2_db_size; 72 u8 tqm_alloc_reqs[MAX_TQM_ALLOC_REQ]; 73 }; 74 75 struct bnxt_qplib_pd { 76 u32 id; 77 }; 78 79 struct bnxt_qplib_gid { 80 u8 data[16]; 81 }; 82 83 struct bnxt_qplib_ah { 84 struct bnxt_qplib_gid dgid; 85 struct bnxt_qplib_pd *pd; 86 u32 id; 87 u8 sgid_index; 88 /* For Query AH if the hw table and SW table are differnt */ 89 u8 host_sgid_index; 90 u8 traffic_class; 91 u32 flow_label; 92 u8 hop_limit; 93 u8 sl; 94 u8 dmac[6]; 95 u16 vlan_id; 96 u8 nw_type; 97 }; 98 99 struct bnxt_qplib_mrw { 100 struct bnxt_qplib_pd *pd; 101 int type; 102 u32 flags; 103 #define BNXT_QPLIB_FR_PMR 0x80000000 104 u32 lkey; 105 u32 rkey; 106 #define BNXT_QPLIB_RSVD_LKEY 0xFFFFFFFF 107 u64 va; 108 u64 total_size; 109 u32 npages; 110 u64 mr_handle; 111 struct bnxt_qplib_hwq hwq; 112 }; 113 114 struct bnxt_qplib_frpl { 115 int max_pg_ptrs; 116 struct bnxt_qplib_hwq hwq; 117 }; 118 119 #define BNXT_QPLIB_ACCESS_LOCAL_WRITE BIT(0) 120 #define BNXT_QPLIB_ACCESS_REMOTE_READ BIT(1) 121 #define BNXT_QPLIB_ACCESS_REMOTE_WRITE BIT(2) 122 #define BNXT_QPLIB_ACCESS_REMOTE_ATOMIC BIT(3) 123 #define BNXT_QPLIB_ACCESS_MW_BIND BIT(4) 124 #define BNXT_QPLIB_ACCESS_ZERO_BASED BIT(5) 125 #define BNXT_QPLIB_ACCESS_ON_DEMAND BIT(6) 126 127 int bnxt_qplib_get_sgid(struct bnxt_qplib_res *res, 128 struct bnxt_qplib_sgid_tbl *sgid_tbl, int index, 129 struct bnxt_qplib_gid *gid); 130 int bnxt_qplib_del_sgid(struct bnxt_qplib_sgid_tbl *sgid_tbl, 131 struct bnxt_qplib_gid *gid, bool update); 132 int bnxt_qplib_add_sgid(struct bnxt_qplib_sgid_tbl *sgid_tbl, 133 struct bnxt_qplib_gid *gid, u8 *mac, u16 vlan_id, 134 bool update, u32 *index); 135 int bnxt_qplib_get_pkey(struct bnxt_qplib_res *res, 136 struct bnxt_qplib_pkey_tbl *pkey_tbl, u16 index, 137 u16 *pkey); 138 int bnxt_qplib_del_pkey(struct bnxt_qplib_res *res, 139 struct bnxt_qplib_pkey_tbl *pkey_tbl, u16 *pkey, 140 bool update); 141 int bnxt_qplib_add_pkey(struct bnxt_qplib_res *res, 142 struct bnxt_qplib_pkey_tbl *pkey_tbl, u16 *pkey, 143 bool update); 144 int bnxt_qplib_get_dev_attr(struct bnxt_qplib_rcfw *rcfw, 145 struct bnxt_qplib_dev_attr *attr); 146 int bnxt_qplib_create_ah(struct bnxt_qplib_res *res, struct bnxt_qplib_ah *ah); 147 int bnxt_qplib_destroy_ah(struct bnxt_qplib_res *res, struct bnxt_qplib_ah *ah); 148 int bnxt_qplib_alloc_mrw(struct bnxt_qplib_res *res, 149 struct bnxt_qplib_mrw *mrw); 150 int bnxt_qplib_dereg_mrw(struct bnxt_qplib_res *res, struct bnxt_qplib_mrw *mrw, 151 bool block); 152 int bnxt_qplib_reg_mr(struct bnxt_qplib_res *res, struct bnxt_qplib_mrw *mr, 153 u64 *pbl_tbl, int num_pbls, bool block); 154 int bnxt_qplib_free_mrw(struct bnxt_qplib_res *res, struct bnxt_qplib_mrw *mr); 155 int bnxt_qplib_alloc_fast_reg_mr(struct bnxt_qplib_res *res, 156 struct bnxt_qplib_mrw *mr, int max); 157 int bnxt_qplib_alloc_fast_reg_page_list(struct bnxt_qplib_res *res, 158 struct bnxt_qplib_frpl *frpl, int max); 159 int bnxt_qplib_free_fast_reg_page_list(struct bnxt_qplib_res *res, 160 struct bnxt_qplib_frpl *frpl); 161 int bnxt_qplib_map_tc2cos(struct bnxt_qplib_res *res, u16 *cids); 162 #endif /* __BNXT_QPLIB_SP_H__*/ 163