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