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_HSI_INIT_FUNC__ 32 #define __ECORE_HSI_INIT_FUNC__ 33 /********************************/ 34 /* HSI Init Functions constants */ 35 /********************************/ 36 37 /* Number of VLAN priorities */ 38 #define NUM_OF_VLAN_PRIORITIES 8 39 40 /* Size of CRC8 lookup table */ 41 #ifndef LINUX_REMOVE 42 #define CRC8_TABLE_SIZE 256 43 #endif 44 45 /* 46 * BRB RAM init requirements 47 */ 48 struct init_brb_ram_req 49 { 50 u32 guranteed_per_tc /* guaranteed size per TC, in bytes */; 51 u32 headroom_per_tc /* headroom size per TC, in bytes */; 52 u32 min_pkt_size /* min packet size, in bytes */; 53 u32 max_ports_per_engine /* min packet size, in bytes */; 54 u8 num_active_tcs[MAX_NUM_PORTS] /* number of active TCs per port */; 55 }; 56 57 58 /* 59 * ETS per-TC init requirements 60 */ 61 struct init_ets_tc_req 62 { 63 u8 use_sp /* if set, this TC participates in the arbitration with a strict priority (the priority is equal to the TC ID) */; 64 u8 use_wfq /* if set, this TC participates in the arbitration with a WFQ weight (indicated by the weight field) */; 65 u16 weight /* An arbitration weight. Valid only if use_wfq is set. */; 66 }; 67 68 /* 69 * ETS init requirements 70 */ 71 struct init_ets_req 72 { 73 u32 mtu /* Max packet size (in bytes) */; 74 struct init_ets_tc_req tc_req[NUM_OF_TCS] /* ETS initialization requirements per TC. */; 75 }; 76 77 78 79 /* 80 * NIG LB RL init requirements 81 */ 82 struct init_nig_lb_rl_req 83 { 84 u16 lb_mac_rate /* Global MAC+LB RL rate (in Mbps). If set to 0, the RL will be disabled. */; 85 u16 lb_rate /* Global LB RL rate (in Mbps). If set to 0, the RL will be disabled. */; 86 u32 mtu /* Max packet size (in bytes) */; 87 u16 tc_rate[NUM_OF_PHYS_TCS] /* RL rate per physical TC (in Mbps). If set to 0, the RL will be disabled. */; 88 }; 89 90 91 /* 92 * NIG TC mapping for each priority 93 */ 94 struct init_nig_pri_tc_map_entry 95 { 96 u8 tc_id /* the mapped TC ID */; 97 u8 valid /* indicates if the mapping entry is valid */; 98 }; 99 100 101 /* 102 * NIG priority to TC map init requirements 103 */ 104 struct init_nig_pri_tc_map_req 105 { 106 struct init_nig_pri_tc_map_entry pri[NUM_OF_VLAN_PRIORITIES]; 107 }; 108 109 110 /* 111 * QM per-port init parameters 112 */ 113 struct init_qm_port_params 114 { 115 u8 active /* Indicates if this port is active */; 116 u8 active_phys_tcs /* Vector of valid bits for active TCs used by this port */; 117 u16 num_pbf_cmd_lines /* number of PBF command lines that can be used by this port */; 118 u16 num_btb_blocks /* number of BTB blocks that can be used by this port */; 119 u16 reserved; 120 }; 121 122 123 /* 124 * QM per-PQ init parameters 125 */ 126 struct init_qm_pq_params 127 { 128 u8 vport_id /* VPORT ID */; 129 u8 tc_id /* TC ID */; 130 u8 wrr_group /* WRR group */; 131 u8 rl_valid /* Indicates if a rate limiter should be allocated for the PQ (0/1) */; 132 }; 133 134 135 /* 136 * QM per-vport init parameters 137 */ 138 struct init_qm_vport_params 139 { 140 u32 vport_rl /* rate limit in Mb/sec units. a value of 0 means dont configure. ignored if VPORT RL is globally disabled. */; 141 u16 vport_wfq /* WFQ weight. A value of 0 means dont configure. ignored if VPORT WFQ is globally disabled. */; 142 u16 first_tx_pq_id[NUM_OF_TCS] /* the first Tx PQ ID associated with this VPORT for each TC. */; 143 }; 144 145 #endif /* __ECORE_HSI_INIT_FUNC__ */ 146