ceph/src/seastar/dpdk/drivers/net/qede/base/ecore_hsi_init_func.h

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright (c) 2016 - 2018 Cavium Inc.
   3  * All rights reserved.
   4  * www.cavium.com
   5  */
   6
   7 #ifndef __ECORE_HSI_INIT_FUNC__
   8 #define __ECORE_HSI_INIT_FUNC__
   9 /********************************/
  10 /* HSI Init Functions constants */
  11 /********************************/
  12
  13 /* Number of VLAN priorities */
  14 #define NUM_OF_VLAN_PRIORITIES                  8
  15
  16 /* Size of CRC8 lookup table */
  17 #ifndef LINUX_REMOVE
  18 #define CRC8_TABLE_SIZE                                 256
  19 #endif
  20
  21 /*
  22  * BRB RAM init requirements
  23  */
  24 struct init_brb_ram_req {
  25         u32 guranteed_per_tc /* guaranteed size per TC, in bytes */;
  26         u32 headroom_per_tc /* headroom size per TC, in bytes */;
  27         u32 min_pkt_size /* min packet size, in bytes */;
  28         u32 max_ports_per_engine /* min packet size, in bytes */;
  29         u8 num_active_tcs[MAX_NUM_PORTS] /* number of active TCs per port */;
  30 };
  31
  32
  33 /*
  34  * ETS per-TC init requirements
  35  */
  36 struct init_ets_tc_req {
  37 /* if set, this TC participates in the arbitration with a strict priority
  38  * (the priority is equal to the TC ID)
  39  */
  40         u8 use_sp;
  41 /* if set, this TC participates in the arbitration with a WFQ weight
  42  * (indicated by the weight field)
  43  */
  44         u8 use_wfq;
  45         u16 weight /* An arbitration weight. Valid only if use_wfq is set. */;
  46 };
  47
  48 /*
  49  * ETS init requirements
  50  */
  51 struct init_ets_req {
  52         u32 mtu /* Max packet size (in bytes) */;
  53 /* ETS initialization requirements per TC. */
  54         struct init_ets_tc_req tc_req[NUM_OF_TCS];
  55 };
  56
  57
  58
  59 /*
  60  * NIG LB RL init requirements
  61  */
  62 struct init_nig_lb_rl_req {
  63 /* Global MAC+LB RL rate (in Mbps). If set to 0, the RL will be disabled. */
  64         u16 lb_mac_rate;
  65 /* Global LB RL rate (in Mbps). If set to 0, the RL will be disabled. */
  66         u16 lb_rate;
  67         u32 mtu /* Max packet size (in bytes) */;
  68 /* RL rate per physical TC (in Mbps). If set to 0, the RL will be disabled. */
  69         u16 tc_rate[NUM_OF_PHYS_TCS];
  70 };
  71
  72
  73 /*
  74  * NIG TC mapping for each priority
  75  */
  76 struct init_nig_pri_tc_map_entry {
  77         u8 tc_id /* the mapped TC ID */;
  78         u8 valid /* indicates if the mapping entry is valid */;
  79 };
  80
  81
  82 /*
  83  * NIG priority to TC map init requirements
  84  */
  85 struct init_nig_pri_tc_map_req {
  86         struct init_nig_pri_tc_map_entry pri[NUM_OF_VLAN_PRIORITIES];
  87 };
  88
  89
  90 /*
  91  * QM per-port init parameters
  92  */
  93 struct init_qm_port_params {
  94         u8 active /* Indicates if this port is active */;
  95 /* Vector of valid bits for active TCs used by this port */
  96         u8 active_phys_tcs;
  97 /* number of PBF command lines that can be used by this port */
  98         u16 num_pbf_cmd_lines;
  99 /* number of BTB blocks that can be used by this port */
 100         u16 num_btb_blocks;
 101         u16 reserved;
 102 };
 103
 104
 105 /*
 106  * QM per-PQ init parameters
 107  */
 108 struct init_qm_pq_params {
 109         u8 vport_id /* VPORT ID */;
 110         u8 tc_id /* TC ID */;
 111         u8 wrr_group /* WRR group */;
 112 /* Indicates if a rate limiter should be allocated for the PQ (0/1) */
 113         u8 rl_valid;
 114         u8 port_id /* Port ID */;
 115         u8 reserved0;
 116         u16 reserved1;
 117 };
 118
 119
 120 /*
 121  * QM per-vport init parameters
 122  */
 123 struct init_qm_vport_params {
 124 /* rate limit in Mb/sec units. a value of 0 means dont configure. ignored if
 125  * VPORT RL is globally disabled.
 126  */
 127         u32 vport_rl;
 128 /* WFQ weight. A value of 0 means dont configure. ignored if VPORT WFQ is
 129  * globally disabled.
 130  */
 131         u16 vport_wfq;
 132 /* the first Tx PQ ID associated with this VPORT for each TC. */
 133         u16 first_tx_pq_id[NUM_OF_TCS];
 134 };
 135
 136 #endif /* __ECORE_HSI_INIT_FUNC__ */