ceph/src/dpdk/drivers/net/qede/base/ecore_hsi_init_func.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_HSI_INIT_FUNC__
  10 #define __ECORE_HSI_INIT_FUNC__
  11 /********************************/
  12 /* HSI Init Functions constants */
  13 /********************************/
  14
  15 /* Number of VLAN priorities */
  16 #define NUM_OF_VLAN_PRIORITIES                  8
  17
  18
  19 /*
  20  * BRB RAM init requirements
  21  */
  22 struct init_brb_ram_req {
  23         __le32 guranteed_per_tc /* guaranteed size per TC, in bytes */;
  24         __le32 headroom_per_tc /* headroom size per TC, in bytes */;
  25         __le32 min_pkt_size /* min packet size, in bytes */;
  26         __le32 max_ports_per_engine /* min packet size, in bytes */;
  27         u8 num_active_tcs[MAX_NUM_PORTS] /* number of active TCs per port */;
  28 };
  29
  30
  31 /*
  32  * ETS per-TC init requirements
  33  */
  34 struct init_ets_tc_req {
  35 /* if set, this TC participates in the arbitration with a strict priority
  36  * (the priority is equal to the TC ID)
  37  */
  38         u8 use_sp;
  39 /* if set, this TC participates in the arbitration with a WFQ weight
  40  * (indicated by the weight field)
  41  */
  42         u8 use_wfq;
  43 /* An arbitration weight. Valid only if use_wfq is set. */
  44         __le16 weight;
  45 };
  46
  47 /*
  48  * ETS init requirements
  49  */
  50 struct init_ets_req {
  51         __le32 mtu /* Max packet size (in bytes) */;
  52 /* ETS initialization requirements per TC. */
  53         struct init_ets_tc_req tc_req[NUM_OF_TCS];
  54 };
  55
  56
  57
  58 /*
  59  * NIG LB RL init requirements
  60  */
  61 struct init_nig_lb_rl_req {
  62 /* Global MAC+LB RL rate (in Mbps). If set to 0, the RL will be disabled. */
  63         __le16 lb_mac_rate;
  64 /* Global LB RL rate (in Mbps). If set to 0, the RL will be disabled. */
  65         __le16 lb_rate;
  66         __le32 mtu /* Max packet size (in bytes) */;
  67 /* RL rate per physical TC (in Mbps). If set to 0, the RL will be disabled. */
  68         __le16 tc_rate[NUM_OF_PHYS_TCS];
  69 };
  70
  71
  72 /*
  73  * NIG TC mapping for each priority
  74  */
  75 struct init_nig_pri_tc_map_entry {
  76         u8 tc_id /* the mapped TC ID */;
  77         u8 valid /* indicates if the mapping entry is valid */;
  78 };
  79
  80
  81 /*
  82  * NIG priority to TC map init requirements
  83  */
  84 struct init_nig_pri_tc_map_req {
  85         struct init_nig_pri_tc_map_entry pri[NUM_OF_VLAN_PRIORITIES];
  86 };
  87
  88
  89 /*
  90  * QM per-port init parameters
  91  */
  92 struct init_qm_port_params {
  93         u8 active /* Indicates if this port is active */;
  94 /* Vector of valid bits for active TCs used by this port */
  95         u8 active_phys_tcs;
  96 /* number of PBF command lines that can be used by this port */
  97         __le16 num_pbf_cmd_lines;
  98 /* number of BTB blocks that can be used by this port */
  99         __le16 num_btb_blocks;
 100         __le16 reserved;
 101 };
 102
 103
 104 /*
 105  * QM per-PQ init parameters
 106  */
 107 struct init_qm_pq_params {
 108         u8 vport_id /* VPORT ID */;
 109         u8 tc_id /* TC ID */;
 110         u8 wrr_group /* WRR group */;
 111 /* Indicates if a rate limiter should be allocated for the PQ (0/1) */
 112         u8 rl_valid;
 113 };
 114
 115
 116 /*
 117  * QM per-vport init parameters
 118  */
 119 struct init_qm_vport_params {
 120 /* rate limit in Mb/sec units. a value of 0 means dont configure. ignored if
 121  * VPORT RL is globally disabled.
 122  */
 123         __le32 vport_rl;
 124 /* WFQ weight. A value of 0 means dont configure. ignored if VPORT WFQ is
 125  * globally disabled.
 126  */
 127         __le16 vport_wfq;
 128 /* the first Tx PQ ID associated with this VPORT for each TC. */
 129         __le16 first_tx_pq_id[NUM_OF_TCS];
 130 };
 131
 132 #endif /* __ECORE_HSI_INIT_FUNC__ */