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: stable/11/sys/dev/qlnx/qlnxe/ecore_hsi_init_func.h 337517 2018-08-09 01:17:35Z davidcs $ 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 */ 48struct 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 */ 61struct 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 */ 71struct 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 */ 82struct 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 */ 94struct 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 */ 104struct 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 */ 113struct 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 */ 126struct 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 */ 138struct 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