ceph/src/seastar/dpdk/drivers/net/liquidio/lio_ethdev.h

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright(c) 2017 Cavium, Inc
   3  */
   4
   5 #ifndef _LIO_ETHDEV_H_
   6 #define _LIO_ETHDEV_H_
   7
   8 #include <stdint.h>
   9
  10 #include "lio_struct.h"
  11
  12 /* timeout to check link state updates from firmware in us */
  13 #define LIO_LSC_TIMEOUT         100000 /* 100000us (100ms) */
  14 #define LIO_MAX_CMD_TIMEOUT     10000 /* 10000ms (10s) */
  15
  16 #define LIO_DEV(_eth_dev)               ((_eth_dev)->data->dev_private)
  17
  18 /* LIO Response condition variable */
  19 struct lio_dev_ctrl_cmd {
  20         struct rte_eth_dev *eth_dev;
  21         uint64_t cond;
  22 };
  23
  24 enum lio_bus_speed {
  25         LIO_LINK_SPEED_UNKNOWN  = 0,
  26         LIO_LINK_SPEED_10000    = 10000,
  27         LIO_LINK_SPEED_25000    = 25000
  28 };
  29
  30 struct octeon_if_cfg_info {
  31         uint64_t iqmask;        /** mask for IQs enabled for the port */
  32         uint64_t oqmask;        /** mask for OQs enabled for the port */
  33         struct octeon_link_info linfo; /** initial link information */
  34         char lio_firmware_version[LIO_FW_VERSION_LENGTH];
  35 };
  36
  37 /** Stats for each NIC port in RX direction. */
  38 struct octeon_rx_stats {
  39         /* link-level stats */
  40         uint64_t total_rcvd;
  41         uint64_t bytes_rcvd;
  42         uint64_t total_bcst;
  43         uint64_t total_mcst;
  44         uint64_t runts;
  45         uint64_t ctl_rcvd;
  46         uint64_t fifo_err; /* Accounts for over/under-run of buffers */
  47         uint64_t dmac_drop;
  48         uint64_t fcs_err;
  49         uint64_t jabber_err;
  50         uint64_t l2_err;
  51         uint64_t frame_err;
  52
  53         /* firmware stats */
  54         uint64_t fw_total_rcvd;
  55         uint64_t fw_total_fwd;
  56         uint64_t fw_total_fwd_bytes;
  57         uint64_t fw_err_pko;
  58         uint64_t fw_err_link;
  59         uint64_t fw_err_drop;
  60         uint64_t fw_rx_vxlan;
  61         uint64_t fw_rx_vxlan_err;
  62
  63         /* LRO */
  64         uint64_t fw_lro_pkts;   /* Number of packets that are LROed */
  65         uint64_t fw_lro_octs;   /* Number of octets that are LROed */
  66         uint64_t fw_total_lro;  /* Number of LRO packets formed */
  67         uint64_t fw_lro_aborts; /* Number of times lRO of packet aborted */
  68         uint64_t fw_lro_aborts_port;
  69         uint64_t fw_lro_aborts_seq;
  70         uint64_t fw_lro_aborts_tsval;
  71         uint64_t fw_lro_aborts_timer;
  72         /* intrmod: packet forward rate */
  73         uint64_t fwd_rate;
  74 };
  75
  76 /** Stats for each NIC port in RX direction. */
  77 struct octeon_tx_stats {
  78         /* link-level stats */
  79         uint64_t total_pkts_sent;
  80         uint64_t total_bytes_sent;
  81         uint64_t mcast_pkts_sent;
  82         uint64_t bcast_pkts_sent;
  83         uint64_t ctl_sent;
  84         uint64_t one_collision_sent;    /* Packets sent after one collision */
  85         /* Packets sent after multiple collision */
  86         uint64_t multi_collision_sent;
  87         /* Packets not sent due to max collisions */
  88         uint64_t max_collision_fail;
  89         /* Packets not sent due to max deferrals */
  90         uint64_t max_deferral_fail;
  91         /* Accounts for over/under-run of buffers */
  92         uint64_t fifo_err;
  93         uint64_t runts;
  94         uint64_t total_collisions; /* Total number of collisions detected */
  95
  96         /* firmware stats */
  97         uint64_t fw_total_sent;
  98         uint64_t fw_total_fwd;
  99         uint64_t fw_total_fwd_bytes;
 100         uint64_t fw_err_pko;
 101         uint64_t fw_err_link;
 102         uint64_t fw_err_drop;
 103         uint64_t fw_err_tso;
 104         uint64_t fw_tso;     /* number of tso requests */
 105         uint64_t fw_tso_fwd; /* number of packets segmented in tso */
 106         uint64_t fw_tx_vxlan;
 107 };
 108
 109 struct octeon_link_stats {
 110         struct octeon_rx_stats fromwire;
 111         struct octeon_tx_stats fromhost;
 112 };
 113
 114 union lio_if_cfg {
 115         uint64_t if_cfg64;
 116         struct {
 117 #if RTE_BYTE_ORDER == RTE_BIG_ENDIAN
 118                 uint64_t base_queue : 16;
 119                 uint64_t num_iqueues : 16;
 120                 uint64_t num_oqueues : 16;
 121                 uint64_t gmx_port_id : 8;
 122                 uint64_t vf_id : 8;
 123 #else
 124                 uint64_t vf_id : 8;
 125                 uint64_t gmx_port_id : 8;
 126                 uint64_t num_oqueues : 16;
 127                 uint64_t num_iqueues : 16;
 128                 uint64_t base_queue : 16;
 129 #endif
 130         } s;
 131 };
 132
 133 struct lio_if_cfg_resp {
 134         uint64_t rh;
 135         struct octeon_if_cfg_info cfg_info;
 136         uint64_t status;
 137 };
 138
 139 struct lio_link_stats_resp {
 140         uint64_t rh;
 141         struct octeon_link_stats link_stats;
 142         uint64_t status;
 143 };
 144
 145 struct lio_link_status_resp {
 146         uint64_t rh;
 147         struct octeon_link_info link_info;
 148         uint64_t status;
 149 };
 150
 151 struct lio_rss_set {
 152         struct param {
 153 #if RTE_BYTE_ORDER == RTE_LITTLE_ENDIAN
 154                 uint64_t flags : 16;
 155                 uint64_t hashinfo : 32;
 156                 uint64_t itablesize : 16;
 157                 uint64_t hashkeysize : 16;
 158                 uint64_t reserved : 48;
 159 #elif RTE_BYTE_ORDER == RTE_BIG_ENDIAN
 160                 uint64_t itablesize : 16;
 161                 uint64_t hashinfo : 32;
 162                 uint64_t flags : 16;
 163                 uint64_t reserved : 48;
 164                 uint64_t hashkeysize : 16;
 165 #endif
 166         } param;
 167
 168         uint8_t itable[LIO_RSS_MAX_TABLE_SZ];
 169         uint8_t key[LIO_RSS_MAX_KEY_SZ];
 170 };
 171
 172 void lio_dev_rx_queue_release(void *rxq);
 173
 174 void lio_dev_tx_queue_release(void *txq);
 175
 176 #endif  /* _LIO_ETHDEV_H_ */