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 #define PCI_EXP_DEVCTL2_ATOMIC_REQ 0x0040 46 47 struct bnxt_qplib_dev_attr { 48 #define FW_VER_ARR_LEN 4 49 u8 fw_ver[FW_VER_ARR_LEN]; 50 u16 max_sgid; 51 u16 max_mrw; 52 u32 max_qp; 53 #define BNXT_QPLIB_MAX_OUT_RD_ATOM 126 54 u32 max_qp_rd_atom; 55 u32 max_qp_init_rd_atom; 56 u32 max_qp_wqes; 57 u32 max_qp_sges; 58 u32 max_cq; 59 u32 max_cq_wqes; 60 u32 max_cq_sges; 61 u32 max_mr; 62 u64 max_mr_size; 63 u32 max_pd; 64 u32 max_mw; 65 u32 max_raw_ethy_qp; 66 u32 max_ah; 67 u32 max_srq; 68 u32 max_srq_wqes; 69 u32 max_srq_sges; 70 u32 max_pkey; 71 u32 max_inline_data; 72 u32 l2_db_size; 73 u8 tqm_alloc_reqs[MAX_TQM_ALLOC_REQ]; 74 bool is_atomic; 75 }; 76 77 struct bnxt_qplib_pd { 78 u32 id; 79 }; 80 81 struct bnxt_qplib_gid { 82 u8 data[16]; 83 }; 84 85 struct bnxt_qplib_gid_info { 86 struct bnxt_qplib_gid gid; 87 u16 vlan_id; 88 }; 89 90 struct bnxt_qplib_ah { 91 struct bnxt_qplib_gid dgid; 92 struct bnxt_qplib_pd *pd; 93 u32 id; 94 u8 sgid_index; 95 /* For Query AH if the hw table and SW table are differnt */ 96 u8 host_sgid_index; 97 u8 traffic_class; 98 u32 flow_label; 99 u8 hop_limit; 100 u8 sl; 101 u8 dmac[6]; 102 u16 vlan_id; 103 u8 nw_type; 104 }; 105 106 struct bnxt_qplib_mrw { 107 struct bnxt_qplib_pd *pd; 108 int type; 109 u32 flags; 110 #define BNXT_QPLIB_FR_PMR 0x80000000 111 u32 lkey; 112 u32 rkey; 113 #define BNXT_QPLIB_RSVD_LKEY 0xFFFFFFFF 114 u64 va; 115 u64 total_size; 116 u32 npages; 117 u64 mr_handle; 118 struct bnxt_qplib_hwq hwq; 119 }; 120 121 struct bnxt_qplib_frpl { 122 int max_pg_ptrs; 123 struct bnxt_qplib_hwq hwq; 124 }; 125 126 #define BNXT_QPLIB_ACCESS_LOCAL_WRITE BIT(0) 127 #define BNXT_QPLIB_ACCESS_REMOTE_READ BIT(1) 128 #define BNXT_QPLIB_ACCESS_REMOTE_WRITE BIT(2) 129 #define BNXT_QPLIB_ACCESS_REMOTE_ATOMIC BIT(3) 130 #define BNXT_QPLIB_ACCESS_MW_BIND BIT(4) 131 #define BNXT_QPLIB_ACCESS_ZERO_BASED BIT(5) 132 #define BNXT_QPLIB_ACCESS_ON_DEMAND BIT(6) 133 134 struct bnxt_qplib_roce_stats { 135 u64 to_retransmits; 136 u64 seq_err_naks_rcvd; 137 /* seq_err_naks_rcvd is 64 b */ 138 u64 max_retry_exceeded; 139 /* max_retry_exceeded is 64 b */ 140 u64 rnr_naks_rcvd; 141 /* rnr_naks_rcvd is 64 b */ 142 u64 missing_resp; 143 u64 unrecoverable_err; 144 /* unrecoverable_err is 64 b */ 145 u64 bad_resp_err; 146 /* bad_resp_err is 64 b */ 147 u64 local_qp_op_err; 148 /* local_qp_op_err is 64 b */ 149 u64 local_protection_err; 150 /* local_protection_err is 64 b */ 151 u64 mem_mgmt_op_err; 152 /* mem_mgmt_op_err is 64 b */ 153 u64 remote_invalid_req_err; 154 /* remote_invalid_req_err is 64 b */ 155 u64 remote_access_err; 156 /* remote_access_err is 64 b */ 157 u64 remote_op_err; 158 /* remote_op_err is 64 b */ 159 u64 dup_req; 160 /* dup_req is 64 b */ 161 u64 res_exceed_max; 162 /* res_exceed_max is 64 b */ 163 u64 res_length_mismatch; 164 /* res_length_mismatch is 64 b */ 165 u64 res_exceeds_wqe; 166 /* res_exceeds_wqe is 64 b */ 167 u64 res_opcode_err; 168 /* res_opcode_err is 64 b */ 169 u64 res_rx_invalid_rkey; 170 /* res_rx_invalid_rkey is 64 b */ 171 u64 res_rx_domain_err; 172 /* res_rx_domain_err is 64 b */ 173 u64 res_rx_no_perm; 174 /* res_rx_no_perm is 64 b */ 175 u64 res_rx_range_err; 176 /* res_rx_range_err is 64 b */ 177 u64 res_tx_invalid_rkey; 178 /* res_tx_invalid_rkey is 64 b */ 179 u64 res_tx_domain_err; 180 /* res_tx_domain_err is 64 b */ 181 u64 res_tx_no_perm; 182 /* res_tx_no_perm is 64 b */ 183 u64 res_tx_range_err; 184 /* res_tx_range_err is 64 b */ 185 u64 res_irrq_oflow; 186 /* res_irrq_oflow is 64 b */ 187 u64 res_unsup_opcode; 188 /* res_unsup_opcode is 64 b */ 189 u64 res_unaligned_atomic; 190 /* res_unaligned_atomic is 64 b */ 191 u64 res_rem_inv_err; 192 /* res_rem_inv_err is 64 b */ 193 u64 res_mem_error; 194 /* res_mem_error is 64 b */ 195 u64 res_srq_err; 196 /* res_srq_err is 64 b */ 197 u64 res_cmp_err; 198 /* res_cmp_err is 64 b */ 199 u64 res_invalid_dup_rkey; 200 /* res_invalid_dup_rkey is 64 b */ 201 u64 res_wqe_format_err; 202 /* res_wqe_format_err is 64 b */ 203 u64 res_cq_load_err; 204 /* res_cq_load_err is 64 b */ 205 u64 res_srq_load_err; 206 /* res_srq_load_err is 64 b */ 207 u64 res_tx_pci_err; 208 /* res_tx_pci_err is 64 b */ 209 u64 res_rx_pci_err; 210 /* res_rx_pci_err is 64 b */ 211 u64 res_oos_drop_count; 212 /* res_oos_drop_count */ 213 u64 active_qp_count_p0; 214 /* port 0 active qps */ 215 u64 active_qp_count_p1; 216 /* port 1 active qps */ 217 u64 active_qp_count_p2; 218 /* port 2 active qps */ 219 u64 active_qp_count_p3; 220 /* port 3 active qps */ 221 }; 222 223 int bnxt_qplib_get_sgid(struct bnxt_qplib_res *res, 224 struct bnxt_qplib_sgid_tbl *sgid_tbl, int index, 225 struct bnxt_qplib_gid *gid); 226 int bnxt_qplib_del_sgid(struct bnxt_qplib_sgid_tbl *sgid_tbl, 227 struct bnxt_qplib_gid *gid, u16 vlan_id, bool update); 228 int bnxt_qplib_add_sgid(struct bnxt_qplib_sgid_tbl *sgid_tbl, 229 struct bnxt_qplib_gid *gid, u8 *mac, u16 vlan_id, 230 bool update, u32 *index); 231 int bnxt_qplib_update_sgid(struct bnxt_qplib_sgid_tbl *sgid_tbl, 232 struct bnxt_qplib_gid *gid, u16 gid_idx, u8 *smac); 233 int bnxt_qplib_get_pkey(struct bnxt_qplib_res *res, 234 struct bnxt_qplib_pkey_tbl *pkey_tbl, u16 index, 235 u16 *pkey); 236 int bnxt_qplib_del_pkey(struct bnxt_qplib_res *res, 237 struct bnxt_qplib_pkey_tbl *pkey_tbl, u16 *pkey, 238 bool update); 239 int bnxt_qplib_add_pkey(struct bnxt_qplib_res *res, 240 struct bnxt_qplib_pkey_tbl *pkey_tbl, u16 *pkey, 241 bool update); 242 int bnxt_qplib_get_dev_attr(struct bnxt_qplib_rcfw *rcfw, 243 struct bnxt_qplib_dev_attr *attr, bool vf); 244 int bnxt_qplib_set_func_resources(struct bnxt_qplib_res *res, 245 struct bnxt_qplib_rcfw *rcfw, 246 struct bnxt_qplib_ctx *ctx); 247 int bnxt_qplib_create_ah(struct bnxt_qplib_res *res, struct bnxt_qplib_ah *ah, 248 bool block); 249 void bnxt_qplib_destroy_ah(struct bnxt_qplib_res *res, struct bnxt_qplib_ah *ah, 250 bool block); 251 int bnxt_qplib_alloc_mrw(struct bnxt_qplib_res *res, 252 struct bnxt_qplib_mrw *mrw); 253 int bnxt_qplib_dereg_mrw(struct bnxt_qplib_res *res, struct bnxt_qplib_mrw *mrw, 254 bool block); 255 int bnxt_qplib_reg_mr(struct bnxt_qplib_res *res, struct bnxt_qplib_mrw *mr, 256 u64 *pbl_tbl, int num_pbls, bool block, u32 buf_pg_size); 257 int bnxt_qplib_free_mrw(struct bnxt_qplib_res *res, struct bnxt_qplib_mrw *mr); 258 int bnxt_qplib_alloc_fast_reg_mr(struct bnxt_qplib_res *res, 259 struct bnxt_qplib_mrw *mr, int max); 260 int bnxt_qplib_alloc_fast_reg_page_list(struct bnxt_qplib_res *res, 261 struct bnxt_qplib_frpl *frpl, int max); 262 int bnxt_qplib_free_fast_reg_page_list(struct bnxt_qplib_res *res, 263 struct bnxt_qplib_frpl *frpl); 264 int bnxt_qplib_map_tc2cos(struct bnxt_qplib_res *res, u16 *cids); 265 int bnxt_qplib_get_roce_stats(struct bnxt_qplib_rcfw *rcfw, 266 struct bnxt_qplib_roce_stats *stats); 267 #endif /* __BNXT_QPLIB_SP_H__*/ 268