ecore_dcbx_api.h

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    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  * $FreeBSD$
   28  *
   29  */
   30 
   31 #ifndef __ECORE_DCBX_API_H__
   32 #define __ECORE_DCBX_API_H__
   33 
   34 #include "ecore_status.h"
   35 
   36 #define DCBX_CONFIG_MAX_APP_PROTOCOL    4
   37 
   38 enum ecore_mib_read_type {
   39         ECORE_DCBX_OPERATIONAL_MIB,
   40         ECORE_DCBX_REMOTE_MIB,
   41         ECORE_DCBX_LOCAL_MIB,
   42         ECORE_DCBX_REMOTE_LLDP_MIB,
   43         ECORE_DCBX_LOCAL_LLDP_MIB,
   44         ECORE_DCBX_LLDP_TLVS
   45 };
   46 
   47 struct ecore_dcbx_app_data {
   48         bool enable;            /* DCB enabled */
   49         u8 update;              /* Update indication */
   50         u8 priority;            /* Priority */
   51         u8 tc;                  /* Traffic Class */
   52         bool dscp_enable;       /* DSCP enabled */
   53         u8 dscp_val;            /* DSCP value */
   54         bool dont_add_vlan0;    /* Do not insert a vlan tag with id 0 */
   55 };
   56 
   57 #ifndef __EXTRACT__LINUX__IF__
   58 enum dcbx_protocol_type {
   59         DCBX_PROTOCOL_ISCSI,
   60         DCBX_PROTOCOL_FCOE,
   61         DCBX_PROTOCOL_ROCE,
   62         DCBX_PROTOCOL_ROCE_V2,
   63         DCBX_PROTOCOL_ETH,
   64         DCBX_PROTOCOL_IWARP,
   65         DCBX_MAX_PROTOCOL_TYPE
   66 };
   67 
   68 #define ECORE_LLDP_CHASSIS_ID_STAT_LEN 4
   69 #define ECORE_LLDP_PORT_ID_STAT_LEN 4
   70 #define ECORE_DCBX_MAX_APP_PROTOCOL 32
   71 #define ECORE_MAX_PFC_PRIORITIES 8
   72 #define ECORE_DCBX_DSCP_SIZE 64
   73 
   74 struct ecore_dcbx_lldp_remote {
   75         u32     peer_chassis_id[ECORE_LLDP_CHASSIS_ID_STAT_LEN];
   76         u32     peer_port_id[ECORE_LLDP_PORT_ID_STAT_LEN];
   77         bool    enable_rx;
   78         bool    enable_tx;
   79         u32     tx_interval;
   80         u32     max_credit;
   81 };
   82 
   83 struct ecore_dcbx_lldp_local {
   84         u32     local_chassis_id[ECORE_LLDP_CHASSIS_ID_STAT_LEN];
   85         u32     local_port_id[ECORE_LLDP_PORT_ID_STAT_LEN];
   86 };
   87 
   88 struct ecore_dcbx_app_prio {
   89         u8      roce;
   90         u8      roce_v2;
   91         u8      fcoe;
   92         u8      iscsi;
   93         u8      eth;
   94 };
   95 
   96 struct ecore_dbcx_pfc_params {
   97         bool    willing;
   98         bool    enabled;
   99         u8      prio[ECORE_MAX_PFC_PRIORITIES];
  100         u8      max_tc;
  101 };
  102 
  103 enum ecore_dcbx_sf_ieee_type {
  104         ECORE_DCBX_SF_IEEE_ETHTYPE,
  105         ECORE_DCBX_SF_IEEE_TCP_PORT,
  106         ECORE_DCBX_SF_IEEE_UDP_PORT,
  107         ECORE_DCBX_SF_IEEE_TCP_UDP_PORT
  108 };
  109 
  110 struct ecore_app_entry {
  111         bool ethtype;
  112         enum ecore_dcbx_sf_ieee_type sf_ieee;
  113         bool enabled;
  114         u8 prio;
  115         u16 proto_id;
  116         enum dcbx_protocol_type proto_type;
  117 };
  118 
  119 struct ecore_dcbx_params {
  120         struct ecore_app_entry app_entry[ECORE_DCBX_MAX_APP_PROTOCOL];
  121         u16     num_app_entries;
  122         bool    app_willing;
  123         bool    app_valid;
  124         bool    app_error;
  125         bool    ets_willing;
  126         bool    ets_enabled;
  127         bool    ets_cbs;
  128         u8      ets_pri_tc_tbl[ECORE_MAX_PFC_PRIORITIES];
  129         u8      ets_tc_bw_tbl[ECORE_MAX_PFC_PRIORITIES];
  130         u8      ets_tc_tsa_tbl[ECORE_MAX_PFC_PRIORITIES];
  131         struct ecore_dbcx_pfc_params pfc;
  132         u8      max_ets_tc;
  133 };
  134 
  135 struct ecore_dcbx_admin_params {
  136         struct ecore_dcbx_params params;
  137         bool valid;             /* Indicate validity of params */
  138 };
  139 
  140 struct ecore_dcbx_remote_params {
  141         struct ecore_dcbx_params params;
  142         bool valid;             /* Indicate validity of params */
  143 };
  144 
  145 struct ecore_dcbx_operational_params {
  146         struct ecore_dcbx_app_prio app_prio;
  147         struct ecore_dcbx_params params;
  148         bool valid;             /* Indicate validity of params */
  149         bool enabled;
  150         bool ieee;
  151         bool cee;
  152         bool local;
  153         u32 err;
  154 };
  155 
  156 struct ecore_dcbx_dscp_params {
  157         bool enabled;
  158         u8 dscp_pri_map[ECORE_DCBX_DSCP_SIZE];
  159 };
  160 
  161 struct ecore_dcbx_get {
  162         struct ecore_dcbx_operational_params operational;
  163         struct ecore_dcbx_lldp_remote lldp_remote;
  164         struct ecore_dcbx_lldp_local lldp_local;
  165         struct ecore_dcbx_remote_params remote;
  166         struct ecore_dcbx_admin_params local;
  167         struct ecore_dcbx_dscp_params dscp;
  168 };
  169 #endif
  170 
  171 #define ECORE_DCBX_VERSION_DISABLED     0
  172 #define ECORE_DCBX_VERSION_IEEE         1
  173 #define ECORE_DCBX_VERSION_CEE          2
  174 #define ECORE_DCBX_VERSION_DYNAMIC      3
  175 
  176 struct ecore_dcbx_set {
  177 #define ECORE_DCBX_OVERRIDE_STATE       (1 << 0)
  178 #define ECORE_DCBX_OVERRIDE_PFC_CFG     (1 << 1)
  179 #define ECORE_DCBX_OVERRIDE_ETS_CFG     (1 << 2)
  180 #define ECORE_DCBX_OVERRIDE_APP_CFG     (1 << 3)
  181 #define ECORE_DCBX_OVERRIDE_DSCP_CFG    (1 << 4)
  182         u32 override_flags;
  183         bool enabled;
  184         struct ecore_dcbx_admin_params config;
  185         u32 ver_num;
  186         struct ecore_dcbx_dscp_params dscp;
  187 };
  188 
  189 struct ecore_dcbx_results {
  190         bool dcbx_enabled;
  191         u8 pf_id;
  192         struct ecore_dcbx_app_data arr[DCBX_MAX_PROTOCOL_TYPE];
  193 };
  194 
  195 struct ecore_dcbx_app_metadata {
  196         enum dcbx_protocol_type id;
  197         char *name;
  198         enum ecore_pci_personality personality;
  199 };
  200 
  201 enum ecore_lldp_agent {
  202         ECORE_LLDP_NEAREST_BRIDGE = 0,
  203         ECORE_LLDP_NEAREST_NON_TPMR_BRIDGE,
  204         ECORE_LLDP_NEAREST_CUSTOMER_BRIDGE,
  205         ECORE_LLDP_MAX_AGENTS
  206 };
  207 
  208 struct ecore_lldp_config_params {
  209         enum ecore_lldp_agent agent;
  210         u8 tx_interval;
  211         u8 tx_hold;
  212         u8 tx_credit;
  213         bool rx_enable;
  214         bool tx_enable;
  215         u32 chassis_id_tlv[ECORE_LLDP_CHASSIS_ID_STAT_LEN];
  216         u32 port_id_tlv[ECORE_LLDP_PORT_ID_STAT_LEN];
  217 };
  218 
  219 #define ECORE_LLDP_SYS_TLV_SIZE 256
  220 struct ecore_lldp_sys_tlvs {
  221         bool discard_mandatory_tlv;
  222         u8 buf[ECORE_LLDP_SYS_TLV_SIZE];
  223         u16 buf_size;
  224 };
  225 
  226 struct ecore_lldp_stats {
  227         enum ecore_lldp_agent agent;
  228         u32 tx_frames;
  229         u32 rx_frames;
  230         u32 rx_discards;
  231         u32 rx_age_outs;
  232 };
  233 
  234 enum _ecore_status_t ecore_dcbx_query_params(struct ecore_hwfn *p_hwfn,
  235                                              struct ecore_dcbx_get *p_get,
  236                                              enum ecore_mib_read_type type);
  237 
  238 enum _ecore_status_t ecore_dcbx_get_config_params(struct ecore_hwfn *p_hwfn,
  239                                                   struct ecore_dcbx_set
  240                                                   *params);
  241 
  242 enum _ecore_status_t ecore_dcbx_config_params(struct ecore_hwfn *p_hwfn,
  243                                               struct ecore_ptt *p_ptt,
  244                                               struct ecore_dcbx_set *params,
  245                                               bool hw_commit);
  246 
  247 enum _ecore_status_t ecore_lldp_register_tlv(struct ecore_hwfn *p_hwfn,
  248                                              struct ecore_ptt *p_ptt,
  249                                              enum ecore_lldp_agent agent,
  250                                              u8 tlv_type);
  251 
  252 enum _ecore_status_t
  253 ecore_lldp_get_params(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt,
  254                       struct ecore_lldp_config_params *p_params);
  255 
  256 enum _ecore_status_t
  257 ecore_lldp_set_params(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt,
  258                       struct ecore_lldp_config_params *p_params);
  259 
  260 enum _ecore_status_t
  261 ecore_lldp_set_system_tlvs(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt,
  262                            struct ecore_lldp_sys_tlvs *p_params);
  263 
  264 /* Returns priority value for a given dscp index */
  265 enum _ecore_status_t
  266 ecore_dcbx_get_dscp_priority(struct ecore_hwfn *p_hwfn,
  267                              u8 dscp_index, u8 *p_dscp_pri);
  268 
  269 /* Sets priority value for a given dscp index */
  270 enum _ecore_status_t
  271 ecore_dcbx_set_dscp_priority(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt,
  272                              u8 dscp_index, u8 pri_val);
  273 
  274 enum _ecore_status_t
  275 ecore_lldp_get_stats(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt,
  276                      struct ecore_lldp_stats *p_params);
  277 
  278 #ifndef __EXTRACT__LINUX__C__
  279 static const struct ecore_dcbx_app_metadata ecore_dcbx_app_update[] = {
  280         {DCBX_PROTOCOL_ISCSI, "ISCSI", ECORE_PCI_ISCSI},
  281         {DCBX_PROTOCOL_FCOE, "FCOE", ECORE_PCI_FCOE},
  282         {DCBX_PROTOCOL_ROCE, "ROCE", ECORE_PCI_ETH_ROCE},
  283         {DCBX_PROTOCOL_ROCE_V2, "ROCE_V2", ECORE_PCI_ETH_ROCE},
  284         {DCBX_PROTOCOL_ETH, "ETH", ECORE_PCI_ETH},
  285         {DCBX_PROTOCOL_IWARP, "IWARP", ECORE_PCI_ETH_IWARP}
  286 };
  287 #endif
  288 
  289 #endif /* __ECORE_DCBX_API_H__ */
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FreeBSD/Linux Kernel Cross Reference sys/dev/qlnx/qlnxe/ecore_dcbx_api.h

FreeBSD/Linux Kernel Cross Reference
sys/dev/qlnx/qlnxe/ecore_dcbx_api.h
