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 #define FW_VER_ARR_LEN 4 47 u8 fw_ver[FW_VER_ARR_LEN]; 48 #define BNXT_QPLIB_NUM_GIDS_SUPPORTED 256 49 u16 max_sgid; 50 u16 max_mrw; 51 u32 max_qp; 52 #define BNXT_QPLIB_MAX_OUT_RD_ATOM 126 53 u32 max_qp_rd_atom; 54 u32 max_qp_init_rd_atom; 55 u32 max_qp_wqes; 56 u32 max_qp_sges; 57 u32 max_cq; 58 u32 max_cq_wqes; 59 u32 max_cq_sges; 60 u32 max_mr; 61 u64 max_mr_size; 62 u32 max_pd; 63 u32 max_mw; 64 u32 max_raw_ethy_qp; 65 u32 max_ah; 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 bool is_atomic; 74 }; 75 76 struct bnxt_qplib_pd { 77 u32 id; 78 }; 79 80 struct bnxt_qplib_gid { 81 u8 data[16]; 82 }; 83 84 struct bnxt_qplib_gid_info { 85 struct bnxt_qplib_gid gid; 86 u16 vlan_id; 87 }; 88 89 struct bnxt_qplib_ah { 90 struct bnxt_qplib_gid dgid; 91 struct bnxt_qplib_pd *pd; 92 u32 id; 93 u8 sgid_index; 94 /* For Query AH if the hw table and SW table are differnt */ 95 u8 host_sgid_index; 96 u8 traffic_class; 97 u32 flow_label; 98 u8 hop_limit; 99 u8 sl; 100 u8 dmac[6]; 101 u16 vlan_id; 102 u8 nw_type; 103 }; 104 105 struct bnxt_qplib_mrw { 106 struct bnxt_qplib_pd *pd; 107 int type; 108 u32 flags; 109 #define BNXT_QPLIB_FR_PMR 0x80000000 110 u32 lkey; 111 u32 rkey; 112 #define BNXT_QPLIB_RSVD_LKEY 0xFFFFFFFF 113 u64 va; 114 u64 total_size; 115 u32 npages; 116 u64 mr_handle; 117 struct bnxt_qplib_hwq hwq; 118 }; 119 120 struct bnxt_qplib_frpl { 121 int max_pg_ptrs; 122 struct bnxt_qplib_hwq hwq; 123 }; 124 125 #define BNXT_QPLIB_ACCESS_LOCAL_WRITE BIT(0) 126 #define BNXT_QPLIB_ACCESS_REMOTE_READ BIT(1) 127 #define BNXT_QPLIB_ACCESS_REMOTE_WRITE BIT(2) 128 #define BNXT_QPLIB_ACCESS_REMOTE_ATOMIC BIT(3) 129 #define BNXT_QPLIB_ACCESS_MW_BIND BIT(4) 130 #define BNXT_QPLIB_ACCESS_ZERO_BASED BIT(5) 131 #define BNXT_QPLIB_ACCESS_ON_DEMAND BIT(6) 132 133 struct bnxt_qplib_roce_stats { 134 u64 to_retransmits; 135 u64 seq_err_naks_rcvd; 136 /* seq_err_naks_rcvd is 64 b */ 137 u64 max_retry_exceeded; 138 /* max_retry_exceeded is 64 b */ 139 u64 rnr_naks_rcvd; 140 /* rnr_naks_rcvd is 64 b */ 141 u64 missing_resp; 142 u64 unrecoverable_err; 143 /* unrecoverable_err is 64 b */ 144 u64 bad_resp_err; 145 /* bad_resp_err is 64 b */ 146 u64 local_qp_op_err; 147 /* local_qp_op_err is 64 b */ 148 u64 local_protection_err; 149 /* local_protection_err is 64 b */ 150 u64 mem_mgmt_op_err; 151 /* mem_mgmt_op_err is 64 b */ 152 u64 remote_invalid_req_err; 153 /* remote_invalid_req_err is 64 b */ 154 u64 remote_access_err; 155 /* remote_access_err is 64 b */ 156 u64 remote_op_err; 157 /* remote_op_err is 64 b */ 158 u64 dup_req; 159 /* dup_req is 64 b */ 160 u64 res_exceed_max; 161 /* res_exceed_max is 64 b */ 162 u64 res_length_mismatch; 163 /* res_length_mismatch is 64 b */ 164 u64 res_exceeds_wqe; 165 /* res_exceeds_wqe is 64 b */ 166 u64 res_opcode_err; 167 /* res_opcode_err is 64 b */ 168 u64 res_rx_invalid_rkey; 169 /* res_rx_invalid_rkey is 64 b */ 170 u64 res_rx_domain_err; 171 /* res_rx_domain_err is 64 b */ 172 u64 res_rx_no_perm; 173 /* res_rx_no_perm is 64 b */ 174 u64 res_rx_range_err; 175 /* res_rx_range_err is 64 b */ 176 u64 res_tx_invalid_rkey; 177 /* res_tx_invalid_rkey is 64 b */ 178 u64 res_tx_domain_err; 179 /* res_tx_domain_err is 64 b */ 180 u64 res_tx_no_perm; 181 /* res_tx_no_perm is 64 b */ 182 u64 res_tx_range_err; 183 /* res_tx_range_err is 64 b */ 184 u64 res_irrq_oflow; 185 /* res_irrq_oflow is 64 b */ 186 u64 res_unsup_opcode; 187 /* res_unsup_opcode is 64 b */ 188 u64 res_unaligned_atomic; 189 /* res_unaligned_atomic is 64 b */ 190 u64 res_rem_inv_err; 191 /* res_rem_inv_err is 64 b */ 192 u64 res_mem_error; 193 /* res_mem_error is 64 b */ 194 u64 res_srq_err; 195 /* res_srq_err is 64 b */ 196 u64 res_cmp_err; 197 /* res_cmp_err is 64 b */ 198 u64 res_invalid_dup_rkey; 199 /* res_invalid_dup_rkey is 64 b */ 200 u64 res_wqe_format_err; 201 /* res_wqe_format_err is 64 b */ 202 u64 res_cq_load_err; 203 /* res_cq_load_err is 64 b */ 204 u64 res_srq_load_err; 205 /* res_srq_load_err is 64 b */ 206 u64 res_tx_pci_err; 207 /* res_tx_pci_err is 64 b */ 208 u64 res_rx_pci_err; 209 /* res_rx_pci_err is 64 b */ 210 u64 res_oos_drop_count; 211 /* res_oos_drop_count */ 212 u64 active_qp_count_p0; 213 /* port 0 active qps */ 214 u64 active_qp_count_p1; 215 /* port 1 active qps */ 216 u64 active_qp_count_p2; 217 /* port 2 active qps */ 218 u64 active_qp_count_p3; 219 /* port 3 active qps */ 220 }; 221 222 int bnxt_qplib_get_sgid(struct bnxt_qplib_res *res, 223 struct bnxt_qplib_sgid_tbl *sgid_tbl, int index, 224 struct bnxt_qplib_gid *gid); 225 int bnxt_qplib_del_sgid(struct bnxt_qplib_sgid_tbl *sgid_tbl, 226 struct bnxt_qplib_gid *gid, u16 vlan_id, bool update); 227 int bnxt_qplib_add_sgid(struct bnxt_qplib_sgid_tbl *sgid_tbl, 228 struct bnxt_qplib_gid *gid, u8 *mac, u16 vlan_id, 229 bool update, u32 *index); 230 int bnxt_qplib_update_sgid(struct bnxt_qplib_sgid_tbl *sgid_tbl, 231 struct bnxt_qplib_gid *gid, u16 gid_idx, u8 *smac); 232 int bnxt_qplib_get_pkey(struct bnxt_qplib_res *res, 233 struct bnxt_qplib_pkey_tbl *pkey_tbl, u16 index, 234 u16 *pkey); 235 int bnxt_qplib_del_pkey(struct bnxt_qplib_res *res, 236 struct bnxt_qplib_pkey_tbl *pkey_tbl, u16 *pkey, 237 bool update); 238 int bnxt_qplib_add_pkey(struct bnxt_qplib_res *res, 239 struct bnxt_qplib_pkey_tbl *pkey_tbl, u16 *pkey, 240 bool update); 241 int bnxt_qplib_get_dev_attr(struct bnxt_qplib_rcfw *rcfw, 242 struct bnxt_qplib_dev_attr *attr, bool vf); 243 int bnxt_qplib_set_func_resources(struct bnxt_qplib_res *res, 244 struct bnxt_qplib_rcfw *rcfw, 245 struct bnxt_qplib_ctx *ctx); 246 int bnxt_qplib_create_ah(struct bnxt_qplib_res *res, struct bnxt_qplib_ah *ah, 247 bool block); 248 void bnxt_qplib_destroy_ah(struct bnxt_qplib_res *res, struct bnxt_qplib_ah *ah, 249 bool block); 250 int bnxt_qplib_alloc_mrw(struct bnxt_qplib_res *res, 251 struct bnxt_qplib_mrw *mrw); 252 int bnxt_qplib_dereg_mrw(struct bnxt_qplib_res *res, struct bnxt_qplib_mrw *mrw, 253 bool block); 254 int bnxt_qplib_reg_mr(struct bnxt_qplib_res *res, struct bnxt_qplib_mrw *mr, 255 struct ib_umem *umem, int num_pbls, u32 buf_pg_size); 256 int bnxt_qplib_free_mrw(struct bnxt_qplib_res *res, struct bnxt_qplib_mrw *mr); 257 int bnxt_qplib_alloc_fast_reg_mr(struct bnxt_qplib_res *res, 258 struct bnxt_qplib_mrw *mr, int max); 259 int bnxt_qplib_alloc_fast_reg_page_list(struct bnxt_qplib_res *res, 260 struct bnxt_qplib_frpl *frpl, int max); 261 int bnxt_qplib_free_fast_reg_page_list(struct bnxt_qplib_res *res, 262 struct bnxt_qplib_frpl *frpl); 263 int bnxt_qplib_map_tc2cos(struct bnxt_qplib_res *res, u16 *cids); 264 int bnxt_qplib_get_roce_stats(struct bnxt_qplib_rcfw *rcfw, 265 struct bnxt_qplib_roce_stats *stats); 266 #endif /* __BNXT_QPLIB_SP_H__*/ 267