drivers/net/qede/base/ecore_dcbx_api.h

   1 /*
   2  * Copyright (c) 2016 QLogic Corporation.
   3  * All rights reserved.
   4  * www.qlogic.com
   5  *
   6  * See LICENSE.qede_pmd for copyright and licensing details.
   7  */
   8
   9 #ifndef __ECORE_DCBX_API_H__
  10 #define __ECORE_DCBX_API_H__
  11
  12 #include "ecore_status.h"
  13
  14 #define DCBX_CONFIG_MAX_APP_PROTOCOL    4
  15
  16 enum ecore_mib_read_type {
  17         ECORE_DCBX_OPERATIONAL_MIB,
  18         ECORE_DCBX_REMOTE_MIB,
  19         ECORE_DCBX_LOCAL_MIB,
  20         ECORE_DCBX_REMOTE_LLDP_MIB,
  21         ECORE_DCBX_LOCAL_LLDP_MIB,
  22         ECORE_DCBX_LLDP_TLVS
  23 };
  24
  25 struct ecore_dcbx_app_data {
  26         bool enable;            /* DCB enabled */
  27         u8 update;              /* Update indication */
  28         u8 priority;            /* Priority */
  29         u8 tc;                  /* Traffic Class */
  30         bool dscp_enable;       /* DSCP enabled */
  31         u8 dscp_val;            /* DSCP value */
  32         bool dont_add_vlan0;    /* Do not insert a vlan tag with id 0 */
  33 };
  34
  35 #ifndef __EXTRACT__LINUX__
  36 enum dcbx_protocol_type {
  37         DCBX_PROTOCOL_ISCSI,
  38         DCBX_PROTOCOL_FCOE,
  39         DCBX_PROTOCOL_ROCE,
  40         DCBX_PROTOCOL_ROCE_V2,
  41         DCBX_PROTOCOL_ETH,
  42         DCBX_PROTOCOL_IWARP,
  43         DCBX_MAX_PROTOCOL_TYPE
  44 };
  45
  46 #define ECORE_LLDP_CHASSIS_ID_STAT_LEN 4
  47 #define ECORE_LLDP_PORT_ID_STAT_LEN 4
  48 #define ECORE_DCBX_MAX_APP_PROTOCOL 32
  49 #define ECORE_MAX_PFC_PRIORITIES 8
  50 #define ECORE_DCBX_DSCP_SIZE 64
  51
  52 struct ecore_dcbx_lldp_remote {
  53         u32     peer_chassis_id[ECORE_LLDP_CHASSIS_ID_STAT_LEN];
  54         u32     peer_port_id[ECORE_LLDP_PORT_ID_STAT_LEN];
  55         bool    enable_rx;
  56         bool    enable_tx;
  57         u32     tx_interval;
  58         u32     max_credit;
  59 };
  60
  61 struct ecore_dcbx_lldp_local {
  62         u32     local_chassis_id[ECORE_LLDP_CHASSIS_ID_STAT_LEN];
  63         u32     local_port_id[ECORE_LLDP_PORT_ID_STAT_LEN];
  64 };
  65
  66 struct ecore_dcbx_app_prio {
  67         u8      roce;
  68         u8      roce_v2;
  69         u8      fcoe;
  70         u8      iscsi;
  71         u8      eth;
  72 };
  73
  74 struct ecore_dbcx_pfc_params {
  75         bool    willing;
  76         bool    enabled;
  77         u8      prio[ECORE_MAX_PFC_PRIORITIES];
  78         u8      max_tc;
  79 };
  80
  81 enum ecore_dcbx_sf_ieee_type {
  82         ECORE_DCBX_SF_IEEE_ETHTYPE,
  83         ECORE_DCBX_SF_IEEE_TCP_PORT,
  84         ECORE_DCBX_SF_IEEE_UDP_PORT,
  85         ECORE_DCBX_SF_IEEE_TCP_UDP_PORT
  86 };
  87
  88 struct ecore_app_entry {
  89         bool ethtype;
  90         enum ecore_dcbx_sf_ieee_type sf_ieee;
  91         bool enabled;
  92         u8 prio;
  93         u16 proto_id;
  94         enum dcbx_protocol_type proto_type;
  95 };
  96
  97 struct ecore_dcbx_params {
  98         struct ecore_app_entry app_entry[ECORE_DCBX_MAX_APP_PROTOCOL];
  99         u16     num_app_entries;
 100         bool    app_willing;
 101         bool    app_valid;
 102         bool    app_error;
 103         bool    ets_willing;
 104         bool    ets_enabled;
 105         bool    ets_cbs;
 106         u8      ets_pri_tc_tbl[ECORE_MAX_PFC_PRIORITIES];
 107         u8      ets_tc_bw_tbl[ECORE_MAX_PFC_PRIORITIES];
 108         u8      ets_tc_tsa_tbl[ECORE_MAX_PFC_PRIORITIES];
 109         struct ecore_dbcx_pfc_params pfc;
 110         u8      max_ets_tc;
 111 };
 112
 113 struct ecore_dcbx_admin_params {
 114         struct ecore_dcbx_params params;
 115         bool valid;             /* Indicate validity of params */
 116 };
 117
 118 struct ecore_dcbx_remote_params {
 119         struct ecore_dcbx_params params;
 120         bool valid;             /* Indicate validity of params */
 121 };
 122
 123 struct ecore_dcbx_operational_params {
 124         struct ecore_dcbx_app_prio app_prio;
 125         struct ecore_dcbx_params params;
 126         bool valid;             /* Indicate validity of params */
 127         bool enabled;
 128         bool ieee;
 129         bool cee;
 130         bool local;
 131         u32 err;
 132 };
 133
 134 struct ecore_dcbx_dscp_params {
 135         bool enabled;
 136         u8 dscp_pri_map[ECORE_DCBX_DSCP_SIZE];
 137 };
 138
 139 struct ecore_dcbx_get {
 140         struct ecore_dcbx_operational_params operational;
 141         struct ecore_dcbx_lldp_remote lldp_remote;
 142         struct ecore_dcbx_lldp_local lldp_local;
 143         struct ecore_dcbx_remote_params remote;
 144         struct ecore_dcbx_admin_params local;
 145         struct ecore_dcbx_dscp_params dscp;
 146 };
 147 #endif
 148
 149 #define ECORE_DCBX_VERSION_DISABLED     0
 150 #define ECORE_DCBX_VERSION_IEEE         1
 151 #define ECORE_DCBX_VERSION_CEE          2
 152 #define ECORE_DCBX_VERSION_DYNAMIC      3
 153
 154 struct ecore_dcbx_set {
 155 #define ECORE_DCBX_OVERRIDE_STATE       (1 << 0)
 156 #define ECORE_DCBX_OVERRIDE_PFC_CFG     (1 << 1)
 157 #define ECORE_DCBX_OVERRIDE_ETS_CFG     (1 << 2)
 158 #define ECORE_DCBX_OVERRIDE_APP_CFG     (1 << 3)
 159 #define ECORE_DCBX_OVERRIDE_DSCP_CFG    (1 << 4)
 160         u32 override_flags;
 161         bool enabled;
 162         struct ecore_dcbx_admin_params config;
 163         u32 ver_num;
 164         struct ecore_dcbx_dscp_params dscp;
 165 };
 166
 167 struct ecore_dcbx_results {
 168         bool dcbx_enabled;
 169         u8 pf_id;
 170         struct ecore_dcbx_app_data arr[DCBX_MAX_PROTOCOL_TYPE];
 171 };
 172
 173 struct ecore_dcbx_app_metadata {
 174         enum dcbx_protocol_type id;
 175         const char *name; /* @DPDK */
 176         enum ecore_pci_personality personality;
 177 };
 178
 179 enum ecore_lldp_agent {
 180         ECORE_LLDP_NEAREST_BRIDGE = 0,
 181         ECORE_LLDP_NEAREST_NON_TPMR_BRIDGE,
 182         ECORE_LLDP_NEAREST_CUSTOMER_BRIDGE,
 183         ECORE_LLDP_MAX_AGENTS
 184 };
 185
 186 struct ecore_lldp_config_params {
 187         enum ecore_lldp_agent agent;
 188         u8 tx_interval;
 189         u8 tx_hold;
 190         u8 tx_credit;
 191         bool rx_enable;
 192         bool tx_enable;
 193         u32 chassis_id_tlv[ECORE_LLDP_CHASSIS_ID_STAT_LEN];
 194         u32 port_id_tlv[ECORE_LLDP_PORT_ID_STAT_LEN];
 195 };
 196
 197 #define ECORE_LLDP_SYS_TLV_SIZE 256
 198 struct ecore_lldp_sys_tlvs {
 199         bool discard_mandatory_tlv;
 200         u8 buf[ECORE_LLDP_SYS_TLV_SIZE];
 201         u16 buf_size;
 202 };
 203
 204 enum _ecore_status_t ecore_dcbx_query_params(struct ecore_hwfn *,
 205                                              struct ecore_dcbx_get *,
 206                                              enum ecore_mib_read_type);
 207
 208 enum _ecore_status_t ecore_dcbx_get_config_params(struct ecore_hwfn *,
 209                                                   struct ecore_dcbx_set *);
 210
 211 enum _ecore_status_t ecore_dcbx_config_params(struct ecore_hwfn *,
 212                                               struct ecore_ptt *,
 213                                               struct ecore_dcbx_set *,
 214                                               bool);
 215
 216 enum _ecore_status_t ecore_lldp_register_tlv(struct ecore_hwfn *p_hwfn,
 217                                              struct ecore_ptt *p_ptt,
 218                                              enum ecore_lldp_agent agent,
 219                                              u8 tlv_type);
 220
 221 enum _ecore_status_t
 222 ecore_lldp_get_params(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt,
 223                       struct ecore_lldp_config_params *p_params);
 224
 225 enum _ecore_status_t
 226 ecore_lldp_set_params(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt,
 227                       struct ecore_lldp_config_params *p_params);
 228
 229 enum _ecore_status_t
 230 ecore_lldp_set_system_tlvs(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt,
 231                            struct ecore_lldp_sys_tlvs *p_params);
 232
 233 static const struct ecore_dcbx_app_metadata ecore_dcbx_app_update[] = {
 234         {DCBX_PROTOCOL_ISCSI, "ISCSI", ECORE_PCI_ISCSI},
 235         {DCBX_PROTOCOL_FCOE, "FCOE", ECORE_PCI_FCOE},
 236         {DCBX_PROTOCOL_ROCE, "ROCE", ECORE_PCI_ETH_ROCE},
 237         {DCBX_PROTOCOL_ROCE_V2, "ROCE_V2", ECORE_PCI_ETH_ROCE},
 238         {DCBX_PROTOCOL_ETH, "ETH", ECORE_PCI_ETH},
 239         {DCBX_PROTOCOL_IWARP, "IWARP", ECORE_PCI_ETH_IWARP}
 240 };
 241
 242 #endif /* __ECORE_DCBX_API_H__ */