drivers/infiniband/hw/bnxt_re/qplib_sp.h

   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         u16                             dev_cap_flags;
  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 struct bnxt_qplib_ext_stat {
 224         u64  tx_atomic_req;
 225         u64  tx_read_req;
 226         u64  tx_read_res;
 227         u64  tx_write_req;
 228         u64  tx_send_req;
 229         u64  tx_roce_pkts;
 230         u64  tx_roce_bytes;
 231         u64  rx_atomic_req;
 232         u64  rx_read_req;
 233         u64  rx_read_res;
 234         u64  rx_write_req;
 235         u64  rx_send_req;
 236         u64  rx_roce_pkts;
 237         u64  rx_roce_bytes;
 238         u64  rx_roce_good_pkts;
 239         u64  rx_roce_good_bytes;
 240         u64  rx_out_of_buffer;
 241         u64  rx_out_of_sequence;
 242         u64  tx_cnp;
 243         u64  rx_cnp;
 244         u64  rx_ecn_marked;
 245 };
 246
 247 int bnxt_qplib_get_sgid(struct bnxt_qplib_res *res,
 248                         struct bnxt_qplib_sgid_tbl *sgid_tbl, int index,
 249                         struct bnxt_qplib_gid *gid);
 250 int bnxt_qplib_del_sgid(struct bnxt_qplib_sgid_tbl *sgid_tbl,
 251                         struct bnxt_qplib_gid *gid, u16 vlan_id, bool update);
 252 int bnxt_qplib_add_sgid(struct bnxt_qplib_sgid_tbl *sgid_tbl,
 253                         struct bnxt_qplib_gid *gid, const u8 *mac, u16 vlan_id,
 254                         bool update, u32 *index);
 255 int bnxt_qplib_update_sgid(struct bnxt_qplib_sgid_tbl *sgid_tbl,
 256                            struct bnxt_qplib_gid *gid, u16 gid_idx,
 257                            const u8 *smac);
 258 int bnxt_qplib_get_dev_attr(struct bnxt_qplib_rcfw *rcfw,
 259                             struct bnxt_qplib_dev_attr *attr, bool vf);
 260 int bnxt_qplib_set_func_resources(struct bnxt_qplib_res *res,
 261                                   struct bnxt_qplib_rcfw *rcfw,
 262                                   struct bnxt_qplib_ctx *ctx);
 263 int bnxt_qplib_create_ah(struct bnxt_qplib_res *res, struct bnxt_qplib_ah *ah,
 264                          bool block);
 265 void bnxt_qplib_destroy_ah(struct bnxt_qplib_res *res, struct bnxt_qplib_ah *ah,
 266                            bool block);
 267 int bnxt_qplib_alloc_mrw(struct bnxt_qplib_res *res,
 268                          struct bnxt_qplib_mrw *mrw);
 269 int bnxt_qplib_dereg_mrw(struct bnxt_qplib_res *res, struct bnxt_qplib_mrw *mrw,
 270                          bool block);
 271 int bnxt_qplib_reg_mr(struct bnxt_qplib_res *res, struct bnxt_qplib_mrw *mr,
 272                       struct ib_umem *umem, int num_pbls, u32 buf_pg_size);
 273 int bnxt_qplib_free_mrw(struct bnxt_qplib_res *res, struct bnxt_qplib_mrw *mr);
 274 int bnxt_qplib_alloc_fast_reg_mr(struct bnxt_qplib_res *res,
 275                                  struct bnxt_qplib_mrw *mr, int max);
 276 int bnxt_qplib_alloc_fast_reg_page_list(struct bnxt_qplib_res *res,
 277                                         struct bnxt_qplib_frpl *frpl, int max);
 278 int bnxt_qplib_free_fast_reg_page_list(struct bnxt_qplib_res *res,
 279                                        struct bnxt_qplib_frpl *frpl);
 280 int bnxt_qplib_map_tc2cos(struct bnxt_qplib_res *res, u16 *cids);
 281 int bnxt_qplib_get_roce_stats(struct bnxt_qplib_rcfw *rcfw,
 282                               struct bnxt_qplib_roce_stats *stats);
 283 int bnxt_qplib_qext_stat(struct bnxt_qplib_rcfw *rcfw, u32 fid,
 284                          struct bnxt_qplib_ext_stat *estat);
 285
 286 #endif /* __BNXT_QPLIB_SP_H__*/