drivers/net/bnxt/tf_ulp/bnxt_ulp.h

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright(c) 2019-2020 Broadcom
   3  * All rights reserved.
   4  */
   5
   6 #ifndef _BNXT_ULP_H_
   7 #define _BNXT_ULP_H_
   8
   9 #include <inttypes.h>
  10 #include <stdbool.h>
  11 #include <sys/queue.h>
  12
  13 #include "rte_ethdev.h"
  14
  15 #include "ulp_template_db_enum.h"
  16
  17 /* NAT defines to reuse existing inner L2 SMAC and DMAC */
  18 #define BNXT_ULP_NAT_INNER_L2_HEADER_SMAC       0x2000
  19 #define BNXT_ULP_NAT_OUTER_MOST_L2_HDR_SMAC     0x6000
  20 #define BNXT_ULP_NAT_OUTER_MOST_L2_VLAN_TAGS    0xc00
  21 #define BNXT_ULP_NAT_INNER_L2_HEADER_DMAC       0x100
  22 #define BNXT_ULP_NAT_OUTER_MOST_L2_HDR_DMAC     0x300
  23 #define BNXT_ULP_NAT_OUTER_MOST_FLAGS (BNXT_ULP_NAT_OUTER_MOST_L2_HDR_SMAC |\
  24                                         BNXT_ULP_NAT_OUTER_MOST_L2_VLAN_TAGS |\
  25                                         BNXT_ULP_NAT_OUTER_MOST_L2_HDR_DMAC)
  26
  27 /* defines for the ulp_flags */
  28 #define BNXT_ULP_VF_REP_ENABLED         0x1
  29 #define ULP_VF_REP_IS_ENABLED(flag)     ((flag) & BNXT_ULP_VF_REP_ENABLED)
  30
  31 struct bnxt_ulp_df_rule_info {
  32         uint32_t                        port_to_app_flow_id;
  33         uint32_t                        app_to_port_flow_id;
  34         uint8_t                         valid;
  35 };
  36
  37 struct bnxt_ulp_vfr_rule_info {
  38         uint32_t                        rep2vf_flow_id;
  39         uint32_t                        vf2rep_flow_id;
  40         uint16_t                        parent_port_id;
  41         uint8_t                         valid;
  42 };
  43
  44 struct bnxt_ulp_data {
  45         uint32_t                        tbl_scope_id;
  46         struct bnxt_ulp_mark_tbl        *mark_tbl;
  47         uint32_t                        dev_id; /* Hardware device id */
  48         uint32_t                        ref_cnt;
  49         struct bnxt_ulp_flow_db         *flow_db;
  50         void                            *mapper_data;
  51         struct bnxt_ulp_port_db         *port_db;
  52         struct bnxt_ulp_fc_info         *fc_info;
  53         uint32_t                        ulp_flags;
  54         struct bnxt_ulp_df_rule_info    df_rule_info[RTE_MAX_ETHPORTS];
  55         struct bnxt_ulp_vfr_rule_info   vfr_rule_info[RTE_MAX_ETHPORTS];
  56 };
  57
  58 struct bnxt_ulp_context {
  59         struct bnxt_ulp_data    *cfg_data;
  60         struct tf               *g_tfp;
  61 };
  62
  63 struct bnxt_ulp_pci_info {
  64         uint32_t        domain;
  65         uint8_t         bus;
  66 };
  67
  68 struct bnxt_ulp_session_state {
  69         STAILQ_ENTRY(bnxt_ulp_session_state)    next;
  70         bool                                    bnxt_ulp_init;
  71         pthread_mutex_t                         bnxt_ulp_mutex;
  72         struct bnxt_ulp_pci_info                pci_info;
  73         struct bnxt_ulp_data                    *cfg_data;
  74         struct tf                               *g_tfp;
  75         uint32_t                                session_opened;
  76 };
  77
  78 /* ULP flow id structure */
  79 struct rte_tf_flow {
  80         uint32_t        flow_id;
  81 };
  82
  83 struct ulp_tlv_param {
  84         enum bnxt_ulp_df_param_type type;
  85         uint32_t length;
  86         uint8_t value[16];
  87 };
  88
  89 /*
  90  * Allow the deletion of context only for the bnxt device that
  91  * created the session
  92  */
  93 bool
  94 ulp_ctx_deinit_allowed(struct bnxt_ulp_context *ulp_ctx);
  95
  96 /* Function to set the device id of the hardware. */
  97 int32_t
  98 bnxt_ulp_cntxt_dev_id_set(struct bnxt_ulp_context *ulp_ctx, uint32_t dev_id);
  99
 100 /* Function to get the device id of the hardware. */
 101 int32_t
 102 bnxt_ulp_cntxt_dev_id_get(struct bnxt_ulp_context *ulp_ctx, uint32_t *dev_id);
 103
 104 /* Function to set the table scope id of the EEM table. */
 105 int32_t
 106 bnxt_ulp_cntxt_tbl_scope_id_set(struct bnxt_ulp_context *ulp_ctx,
 107                                 uint32_t tbl_scope_id);
 108
 109 /* Function to get the table scope id of the EEM table. */
 110 int32_t
 111 bnxt_ulp_cntxt_tbl_scope_id_get(struct bnxt_ulp_context *ulp_ctx,
 112                                 uint32_t *tbl_scope_id);
 113
 114 /* Function to set the tfp session details in the ulp context. */
 115 int32_t
 116 bnxt_ulp_cntxt_tfp_set(struct bnxt_ulp_context *ulp, struct tf *tfp);
 117
 118 /* Function to get the tfp session details from ulp context. */
 119 struct tf *
 120 bnxt_ulp_cntxt_tfp_get(struct bnxt_ulp_context *ulp);
 121
 122 /* Get the device table entry based on the device id. */
 123 struct bnxt_ulp_device_params *
 124 bnxt_ulp_device_params_get(uint32_t dev_id);
 125
 126 int32_t
 127 bnxt_ulp_ctxt_ptr2_mark_db_set(struct bnxt_ulp_context *ulp_ctx,
 128                                struct bnxt_ulp_mark_tbl *mark_tbl);
 129
 130 struct bnxt_ulp_mark_tbl *
 131 bnxt_ulp_ctxt_ptr2_mark_db_get(struct bnxt_ulp_context *ulp_ctx);
 132
 133 /* Function to set the flow database to the ulp context. */
 134 int32_t
 135 bnxt_ulp_cntxt_ptr2_flow_db_set(struct bnxt_ulp_context *ulp_ctx,
 136                                 struct bnxt_ulp_flow_db *flow_db);
 137
 138 /* Function to get the flow database from the ulp context. */
 139 struct bnxt_ulp_flow_db *
 140 bnxt_ulp_cntxt_ptr2_flow_db_get(struct bnxt_ulp_context *ulp_ctx);
 141
 142 /* Function to get the ulp context from eth device. */
 143 struct bnxt_ulp_context *
 144 bnxt_ulp_eth_dev_ptr2_cntxt_get(struct rte_eth_dev *dev);
 145
 146 /* Function to add the ulp mapper data to the ulp context */
 147 int32_t
 148 bnxt_ulp_cntxt_ptr2_mapper_data_set(struct bnxt_ulp_context *ulp_ctx,
 149                                     void *mapper_data);
 150
 151 /* Function to get the ulp mapper data from the ulp context */
 152 void *
 153 bnxt_ulp_cntxt_ptr2_mapper_data_get(struct bnxt_ulp_context *ulp_ctx);
 154
 155 /* Function to set the port database to the ulp context. */
 156 int32_t
 157 bnxt_ulp_cntxt_ptr2_port_db_set(struct bnxt_ulp_context *ulp_ctx,
 158                                 struct bnxt_ulp_port_db *port_db);
 159
 160 /* Function to get the port database from the ulp context. */
 161 struct bnxt_ulp_port_db *
 162 bnxt_ulp_cntxt_ptr2_port_db_get(struct bnxt_ulp_context *ulp_ctx);
 163
 164 /* Function to create default flows. */
 165 int32_t
 166 ulp_default_flow_create(struct rte_eth_dev *eth_dev,
 167                         struct ulp_tlv_param *param_list,
 168                         uint32_t ulp_class_tid,
 169                         uint32_t *flow_id);
 170
 171 /* Function to destroy default flows. */
 172 int32_t
 173 ulp_default_flow_destroy(struct rte_eth_dev *eth_dev,
 174                          uint32_t flow_id);
 175
 176 int
 177 bnxt_ulp_flow_destroy(struct rte_eth_dev *dev, struct rte_flow *flow,
 178                       struct rte_flow_error *error);
 179
 180 int32_t
 181 bnxt_ulp_cntxt_ptr2_fc_info_set(struct bnxt_ulp_context *ulp_ctx,
 182                                 struct bnxt_ulp_fc_info *ulp_fc_info);
 183
 184 struct bnxt_ulp_fc_info *
 185 bnxt_ulp_cntxt_ptr2_fc_info_get(struct bnxt_ulp_context *ulp_ctx);
 186
 187 int32_t
 188 bnxt_ulp_cntxt_ptr2_ulp_flags_get(struct bnxt_ulp_context *ulp_ctx,
 189                                   uint32_t *flags);
 190
 191 int32_t
 192 bnxt_ulp_get_df_rule_info(uint8_t port_id, struct bnxt_ulp_context *ulp_ctx,
 193                           struct bnxt_ulp_df_rule_info *info);
 194
 195 struct bnxt_ulp_vfr_rule_info*
 196 bnxt_ulp_cntxt_ptr2_ulp_vfr_info_get(struct bnxt_ulp_context *ulp_ctx,
 197                                      uint32_t port_id);
 198
 199 #endif /* _BNXT_ULP_H_ */