1 /* 2 * Copyright (c) 2017-2018 Cavium, Inc. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 16 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 19 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 20 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 21 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 22 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 23 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 24 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 25 * POSSIBILITY OF SUCH DAMAGE. 26 * 27 */ 28 29 #ifndef __ECORE_DCBX_API_H__ 30 #define __ECORE_DCBX_API_H__ 31 32 #include "ecore_status.h" 33 34 #define DCBX_CONFIG_MAX_APP_PROTOCOL 4 35 36 enum ecore_mib_read_type { 37 ECORE_DCBX_OPERATIONAL_MIB, 38 ECORE_DCBX_REMOTE_MIB, 39 ECORE_DCBX_LOCAL_MIB, 40 ECORE_DCBX_REMOTE_LLDP_MIB, 41 ECORE_DCBX_LOCAL_LLDP_MIB, 42 ECORE_DCBX_LLDP_TLVS 43 }; 44 45 struct ecore_dcbx_app_data { 46 bool enable; /* DCB enabled */ 47 u8 update; /* Update indication */ 48 u8 priority; /* Priority */ 49 u8 tc; /* Traffic Class */ 50 bool dscp_enable; /* DSCP enabled */ 51 u8 dscp_val; /* DSCP value */ 52 bool dont_add_vlan0; /* Do not insert a vlan tag with id 0 */ 53 }; 54 55 #ifndef __EXTRACT__LINUX__IF__ 56 enum dcbx_protocol_type { 57 DCBX_PROTOCOL_ISCSI, 58 DCBX_PROTOCOL_FCOE, 59 DCBX_PROTOCOL_ROCE, 60 DCBX_PROTOCOL_ROCE_V2, 61 DCBX_PROTOCOL_ETH, 62 DCBX_PROTOCOL_IWARP, 63 DCBX_MAX_PROTOCOL_TYPE 64 }; 65 66 #define ECORE_LLDP_CHASSIS_ID_STAT_LEN 4 67 #define ECORE_LLDP_PORT_ID_STAT_LEN 4 68 #define ECORE_DCBX_MAX_APP_PROTOCOL 32 69 #define ECORE_MAX_PFC_PRIORITIES 8 70 #define ECORE_DCBX_DSCP_SIZE 64 71 72 struct ecore_dcbx_lldp_remote { 73 u32 peer_chassis_id[ECORE_LLDP_CHASSIS_ID_STAT_LEN]; 74 u32 peer_port_id[ECORE_LLDP_PORT_ID_STAT_LEN]; 75 bool enable_rx; 76 bool enable_tx; 77 u32 tx_interval; 78 u32 max_credit; 79 }; 80 81 struct ecore_dcbx_lldp_local { 82 u32 local_chassis_id[ECORE_LLDP_CHASSIS_ID_STAT_LEN]; 83 u32 local_port_id[ECORE_LLDP_PORT_ID_STAT_LEN]; 84 }; 85 86 struct ecore_dcbx_app_prio { 87 u8 roce; 88 u8 roce_v2; 89 u8 fcoe; 90 u8 iscsi; 91 u8 eth; 92 }; 93 94 struct ecore_dbcx_pfc_params { 95 bool willing; 96 bool enabled; 97 u8 prio[ECORE_MAX_PFC_PRIORITIES]; 98 u8 max_tc; 99 }; 100 101 enum ecore_dcbx_sf_ieee_type { 102 ECORE_DCBX_SF_IEEE_ETHTYPE, 103 ECORE_DCBX_SF_IEEE_TCP_PORT, 104 ECORE_DCBX_SF_IEEE_UDP_PORT, 105 ECORE_DCBX_SF_IEEE_TCP_UDP_PORT 106 }; 107 108 struct ecore_app_entry { 109 bool ethtype; 110 enum ecore_dcbx_sf_ieee_type sf_ieee; 111 bool enabled; 112 u8 prio; 113 u16 proto_id; 114 enum dcbx_protocol_type proto_type; 115 }; 116 117 struct ecore_dcbx_params { 118 struct ecore_app_entry app_entry[ECORE_DCBX_MAX_APP_PROTOCOL]; 119 u16 num_app_entries; 120 bool app_willing; 121 bool app_valid; 122 bool app_error; 123 bool ets_willing; 124 bool ets_enabled; 125 bool ets_cbs; 126 u8 ets_pri_tc_tbl[ECORE_MAX_PFC_PRIORITIES]; 127 u8 ets_tc_bw_tbl[ECORE_MAX_PFC_PRIORITIES]; 128 u8 ets_tc_tsa_tbl[ECORE_MAX_PFC_PRIORITIES]; 129 struct ecore_dbcx_pfc_params pfc; 130 u8 max_ets_tc; 131 }; 132 133 struct ecore_dcbx_admin_params { 134 struct ecore_dcbx_params params; 135 bool valid; /* Indicate validity of params */ 136 }; 137 138 struct ecore_dcbx_remote_params { 139 struct ecore_dcbx_params params; 140 bool valid; /* Indicate validity of params */ 141 }; 142 143 struct ecore_dcbx_operational_params { 144 struct ecore_dcbx_app_prio app_prio; 145 struct ecore_dcbx_params params; 146 bool valid; /* Indicate validity of params */ 147 bool enabled; 148 bool ieee; 149 bool cee; 150 bool local; 151 u32 err; 152 }; 153 154 struct ecore_dcbx_dscp_params { 155 bool enabled; 156 u8 dscp_pri_map[ECORE_DCBX_DSCP_SIZE]; 157 }; 158 159 struct ecore_dcbx_get { 160 struct ecore_dcbx_operational_params operational; 161 struct ecore_dcbx_lldp_remote lldp_remote; 162 struct ecore_dcbx_lldp_local lldp_local; 163 struct ecore_dcbx_remote_params remote; 164 struct ecore_dcbx_admin_params local; 165 struct ecore_dcbx_dscp_params dscp; 166 }; 167 #endif 168 169 #define ECORE_DCBX_VERSION_DISABLED 0 170 #define ECORE_DCBX_VERSION_IEEE 1 171 #define ECORE_DCBX_VERSION_CEE 2 172 #define ECORE_DCBX_VERSION_DYNAMIC 3 173 174 struct ecore_dcbx_set { 175 #define ECORE_DCBX_OVERRIDE_STATE (1 << 0) 176 #define ECORE_DCBX_OVERRIDE_PFC_CFG (1 << 1) 177 #define ECORE_DCBX_OVERRIDE_ETS_CFG (1 << 2) 178 #define ECORE_DCBX_OVERRIDE_APP_CFG (1 << 3) 179 #define ECORE_DCBX_OVERRIDE_DSCP_CFG (1 << 4) 180 u32 override_flags; 181 bool enabled; 182 struct ecore_dcbx_admin_params config; 183 u32 ver_num; 184 struct ecore_dcbx_dscp_params dscp; 185 }; 186 187 struct ecore_dcbx_results { 188 bool dcbx_enabled; 189 u8 pf_id; 190 struct ecore_dcbx_app_data arr[DCBX_MAX_PROTOCOL_TYPE]; 191 }; 192 193 struct ecore_dcbx_app_metadata { 194 enum dcbx_protocol_type id; 195 char *name; 196 enum ecore_pci_personality personality; 197 }; 198 199 enum ecore_lldp_agent { 200 ECORE_LLDP_NEAREST_BRIDGE = 0, 201 ECORE_LLDP_NEAREST_NON_TPMR_BRIDGE, 202 ECORE_LLDP_NEAREST_CUSTOMER_BRIDGE, 203 ECORE_LLDP_MAX_AGENTS 204 }; 205 206 struct ecore_lldp_config_params { 207 enum ecore_lldp_agent agent; 208 u8 tx_interval; 209 u8 tx_hold; 210 u8 tx_credit; 211 bool rx_enable; 212 bool tx_enable; 213 u32 chassis_id_tlv[ECORE_LLDP_CHASSIS_ID_STAT_LEN]; 214 u32 port_id_tlv[ECORE_LLDP_PORT_ID_STAT_LEN]; 215 }; 216 217 #define ECORE_LLDP_SYS_TLV_SIZE 256 218 struct ecore_lldp_sys_tlvs { 219 bool discard_mandatory_tlv; 220 u8 buf[ECORE_LLDP_SYS_TLV_SIZE]; 221 u16 buf_size; 222 }; 223 224 struct ecore_lldp_stats { 225 enum ecore_lldp_agent agent; 226 u32 tx_frames; 227 u32 rx_frames; 228 u32 rx_discards; 229 u32 rx_age_outs; 230 }; 231 232 enum _ecore_status_t ecore_dcbx_query_params(struct ecore_hwfn *p_hwfn, 233 struct ecore_dcbx_get *p_get, 234 enum ecore_mib_read_type type); 235 236 enum _ecore_status_t ecore_dcbx_get_config_params(struct ecore_hwfn *p_hwfn, 237 struct ecore_dcbx_set 238 *params); 239 240 enum _ecore_status_t ecore_dcbx_config_params(struct ecore_hwfn *p_hwfn, 241 struct ecore_ptt *p_ptt, 242 struct ecore_dcbx_set *params, 243 bool hw_commit); 244 245 enum _ecore_status_t ecore_lldp_register_tlv(struct ecore_hwfn *p_hwfn, 246 struct ecore_ptt *p_ptt, 247 enum ecore_lldp_agent agent, 248 u8 tlv_type); 249 250 enum _ecore_status_t 251 ecore_lldp_get_params(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt, 252 struct ecore_lldp_config_params *p_params); 253 254 enum _ecore_status_t 255 ecore_lldp_set_params(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt, 256 struct ecore_lldp_config_params *p_params); 257 258 enum _ecore_status_t 259 ecore_lldp_set_system_tlvs(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt, 260 struct ecore_lldp_sys_tlvs *p_params); 261 262 /* Returns priority value for a given dscp index */ 263 enum _ecore_status_t 264 ecore_dcbx_get_dscp_priority(struct ecore_hwfn *p_hwfn, 265 u8 dscp_index, u8 *p_dscp_pri); 266 267 /* Sets priority value for a given dscp index */ 268 enum _ecore_status_t 269 ecore_dcbx_set_dscp_priority(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt, 270 u8 dscp_index, u8 pri_val); 271 272 enum _ecore_status_t 273 ecore_lldp_get_stats(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt, 274 struct ecore_lldp_stats *p_params); 275 276 #ifndef __EXTRACT__LINUX__C__ 277 static const struct ecore_dcbx_app_metadata ecore_dcbx_app_update[] = { 278 {DCBX_PROTOCOL_ISCSI, "ISCSI", ECORE_PCI_ISCSI}, 279 {DCBX_PROTOCOL_FCOE, "FCOE", ECORE_PCI_FCOE}, 280 {DCBX_PROTOCOL_ROCE, "ROCE", ECORE_PCI_ETH_ROCE}, 281 {DCBX_PROTOCOL_ROCE_V2, "ROCE_V2", ECORE_PCI_ETH_ROCE}, 282 {DCBX_PROTOCOL_ETH, "ETH", ECORE_PCI_ETH}, 283 {DCBX_PROTOCOL_IWARP, "IWARP", ECORE_PCI_ETH_IWARP} 284 }; 285 #endif 286 287 #endif /* __ECORE_DCBX_API_H__ */ 288