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