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_INNER_L2_HEADER_DMAC       0x100
  20
  21 /* defines for the ulp_flags */
  22 #define BNXT_ULP_VF_REP_ENABLED         0x1
  23 #define ULP_VF_REP_IS_ENABLED(flag)     ((flag) & BNXT_ULP_VF_REP_ENABLED)
  24
  25 struct bnxt_ulp_df_rule_info {
  26         uint32_t                        port_to_app_flow_id;
  27         uint32_t                        app_to_port_flow_id;
  28         uint8_t                         valid;
  29 };
  30
  31 struct bnxt_ulp_data {
  32         uint32_t                        tbl_scope_id;
  33         struct bnxt_ulp_mark_tbl        *mark_tbl;
  34         uint32_t                        dev_id; /* Hardware device id */
  35         uint32_t                        ref_cnt;
  36         struct bnxt_ulp_flow_db         *flow_db;
  37         void                            *mapper_data;
  38         struct bnxt_ulp_port_db         *port_db;
  39         struct bnxt_ulp_fc_info         *fc_info;
  40         uint32_t                        ulp_flags;
  41         struct bnxt_ulp_df_rule_info   df_rule_info[RTE_MAX_ETHPORTS];
  42 };
  43
  44 struct bnxt_ulp_context {
  45         struct bnxt_ulp_data    *cfg_data;
  46         /* TBD The tfp should be removed once tf_attach is implemented. */
  47         struct tf               *g_tfp;
  48 };
  49
  50 struct bnxt_ulp_pci_info {
  51         uint32_t        domain;
  52         uint8_t         bus;
  53 };
  54
  55 struct bnxt_ulp_session_state {
  56         STAILQ_ENTRY(bnxt_ulp_session_state)    next;
  57         bool                                    bnxt_ulp_init;
  58         pthread_mutex_t                         bnxt_ulp_mutex;
  59         struct bnxt_ulp_pci_info                pci_info;
  60         struct bnxt_ulp_data                    *cfg_data;
  61         /* TBD The tfp should be removed once tf_attach is implemented. */
  62         struct tf                               *g_tfp;
  63         uint32_t                                session_opened;
  64 };
  65
  66 /* ULP flow id structure */
  67 struct rte_tf_flow {
  68         uint32_t        flow_id;
  69 };
  70
  71 struct ulp_tlv_param {
  72         enum bnxt_ulp_df_param_type type;
  73         uint32_t length;
  74         uint8_t value[16];
  75 };
  76
  77 /*
  78  * Allow the deletion of context only for the bnxt device that
  79  * created the session
  80  * TBD - The implementation of the function should change to
  81  * using the reference count once tf_session_attach functionality
  82  * is fixed.
  83  */
  84 bool
  85 ulp_ctx_deinit_allowed(void *bp);
  86
  87 /* Function to set the device id of the hardware. */
  88 int32_t
  89 bnxt_ulp_cntxt_dev_id_set(struct bnxt_ulp_context *ulp_ctx, uint32_t dev_id);
  90
  91 /* Function to get the device id of the hardware. */
  92 int32_t
  93 bnxt_ulp_cntxt_dev_id_get(struct bnxt_ulp_context *ulp_ctx, uint32_t *dev_id);
  94
  95 /* Function to set the table scope id of the EEM table. */
  96 int32_t
  97 bnxt_ulp_cntxt_tbl_scope_id_set(struct bnxt_ulp_context *ulp_ctx,
  98                                 uint32_t tbl_scope_id);
  99
 100 /* Function to get the table scope id of the EEM table. */
 101 int32_t
 102 bnxt_ulp_cntxt_tbl_scope_id_get(struct bnxt_ulp_context *ulp_ctx,
 103                                 uint32_t *tbl_scope_id);
 104
 105 /* Function to set the tfp session details in the ulp context. */
 106 int32_t
 107 bnxt_ulp_cntxt_tfp_set(struct bnxt_ulp_context *ulp, struct tf *tfp);
 108
 109 /* Function to get the tfp session details from ulp context. */
 110 struct tf *
 111 bnxt_ulp_cntxt_tfp_get(struct bnxt_ulp_context *ulp);
 112
 113 /* Get the device table entry based on the device id. */
 114 struct bnxt_ulp_device_params *
 115 bnxt_ulp_device_params_get(uint32_t dev_id);
 116
 117 int32_t
 118 bnxt_ulp_ctxt_ptr2_mark_db_set(struct bnxt_ulp_context *ulp_ctx,
 119                                struct bnxt_ulp_mark_tbl *mark_tbl);
 120
 121 struct bnxt_ulp_mark_tbl *
 122 bnxt_ulp_ctxt_ptr2_mark_db_get(struct bnxt_ulp_context *ulp_ctx);
 123
 124 /* Function to set the flow database to the ulp context. */
 125 int32_t
 126 bnxt_ulp_cntxt_ptr2_flow_db_set(struct bnxt_ulp_context *ulp_ctx,
 127                                 struct bnxt_ulp_flow_db *flow_db);
 128
 129 /* Function to get the flow database from the ulp context. */
 130 struct bnxt_ulp_flow_db *
 131 bnxt_ulp_cntxt_ptr2_flow_db_get(struct bnxt_ulp_context *ulp_ctx);
 132
 133 /* Function to get the ulp context from eth device. */
 134 struct bnxt_ulp_context *
 135 bnxt_ulp_eth_dev_ptr2_cntxt_get(struct rte_eth_dev *dev);
 136
 137 /* Function to add the ulp mapper data to the ulp context */
 138 int32_t
 139 bnxt_ulp_cntxt_ptr2_mapper_data_set(struct bnxt_ulp_context *ulp_ctx,
 140                                     void *mapper_data);
 141
 142 /* Function to get the ulp mapper data from the ulp context */
 143 void *
 144 bnxt_ulp_cntxt_ptr2_mapper_data_get(struct bnxt_ulp_context *ulp_ctx);
 145
 146 /* Function to set the port database to the ulp context. */
 147 int32_t
 148 bnxt_ulp_cntxt_ptr2_port_db_set(struct bnxt_ulp_context *ulp_ctx,
 149                                 struct bnxt_ulp_port_db *port_db);
 150
 151 /* Function to get the port database from the ulp context. */
 152 struct bnxt_ulp_port_db *
 153 bnxt_ulp_cntxt_ptr2_port_db_get(struct bnxt_ulp_context *ulp_ctx);
 154
 155 /* Function to create default flows. */
 156 int32_t
 157 ulp_default_flow_create(struct rte_eth_dev *eth_dev,
 158                         struct ulp_tlv_param *param_list,
 159                         uint32_t ulp_class_tid,
 160                         uint32_t *flow_id);
 161
 162 /* Function to destroy default flows. */
 163 int32_t
 164 ulp_default_flow_destroy(struct rte_eth_dev *eth_dev,
 165                          uint32_t flow_id);
 166
 167 int
 168 bnxt_ulp_flow_destroy(struct rte_eth_dev *dev, struct rte_flow *flow,
 169                       struct rte_flow_error *error);
 170
 171 int32_t
 172 bnxt_ulp_cntxt_ptr2_fc_info_set(struct bnxt_ulp_context *ulp_ctx,
 173                                 struct bnxt_ulp_fc_info *ulp_fc_info);
 174
 175 struct bnxt_ulp_fc_info *
 176 bnxt_ulp_cntxt_ptr2_fc_info_get(struct bnxt_ulp_context *ulp_ctx);
 177
 178 int32_t
 179 bnxt_ulp_cntxt_ptr2_ulp_flags_get(struct bnxt_ulp_context *ulp_ctx,
 180                                   uint32_t *flags);
 181
 182 int32_t
 183 bnxt_ulp_get_df_rule_info(uint8_t port_id, struct bnxt_ulp_context *ulp_ctx,
 184                           struct bnxt_ulp_df_rule_info *info);
 185
 186 #endif /* _BNXT_ULP_H_ */