/* * Copyright (c) 2017-2018 Cavium, Inc. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. * */ #ifndef __ECORE_HSI_INIT_FUNC__ #define __ECORE_HSI_INIT_FUNC__ /********************************/ /* HSI Init Functions constants */ /********************************/ /* Number of VLAN priorities */ #define NUM_OF_VLAN_PRIORITIES 8 /* Size of CRC8 lookup table */ #ifndef LINUX_REMOVE #define CRC8_TABLE_SIZE 256 #endif /* * BRB RAM init requirements */ struct init_brb_ram_req { u32 guranteed_per_tc /* guaranteed size per TC, in bytes */; u32 headroom_per_tc /* headroom size per TC, in bytes */; u32 min_pkt_size /* min packet size, in bytes */; u32 max_ports_per_engine /* min packet size, in bytes */; u8 num_active_tcs[MAX_NUM_PORTS] /* number of active TCs per port */; }; /* * ETS per-TC init requirements */ struct init_ets_tc_req { u8 use_sp /* if set, this TC participates in the arbitration with a strict priority (the priority is equal to the TC ID) */; u8 use_wfq /* if set, this TC participates in the arbitration with a WFQ weight (indicated by the weight field) */; u16 weight /* An arbitration weight. Valid only if use_wfq is set. */; }; /* * ETS init requirements */ struct init_ets_req { u32 mtu /* Max packet size (in bytes) */; struct init_ets_tc_req tc_req[NUM_OF_TCS] /* ETS initialization requirements per TC. */; }; /* * NIG LB RL init requirements */ struct init_nig_lb_rl_req { u16 lb_mac_rate /* Global MAC+LB RL rate (in Mbps). If set to 0, the RL will be disabled. */; u16 lb_rate /* Global LB RL rate (in Mbps). If set to 0, the RL will be disabled. */; u32 mtu /* Max packet size (in bytes) */; u16 tc_rate[NUM_OF_PHYS_TCS] /* RL rate per physical TC (in Mbps). If set to 0, the RL will be disabled. */; }; /* * NIG TC mapping for each priority */ struct init_nig_pri_tc_map_entry { u8 tc_id /* the mapped TC ID */; u8 valid /* indicates if the mapping entry is valid */; }; /* * NIG priority to TC map init requirements */ struct init_nig_pri_tc_map_req { struct init_nig_pri_tc_map_entry pri[NUM_OF_VLAN_PRIORITIES]; }; /* * QM per-port init parameters */ struct init_qm_port_params { u8 active /* Indicates if this port is active */; u8 active_phys_tcs /* Vector of valid bits for active TCs used by this port */; u16 num_pbf_cmd_lines /* number of PBF command lines that can be used by this port */; u16 num_btb_blocks /* number of BTB blocks that can be used by this port */; u16 reserved; }; /* * QM per-PQ init parameters */ struct init_qm_pq_params { u8 vport_id /* VPORT ID */; u8 tc_id /* TC ID */; u8 wrr_group /* WRR group */; u8 rl_valid /* Indicates if a rate limiter should be allocated for the PQ (0/1) */; }; /* * QM per-vport init parameters */ struct init_qm_vport_params { u32 vport_rl /* rate limit in Mb/sec units. a value of 0 means dont configure. ignored if VPORT RL is globally disabled. */; u16 vport_wfq /* WFQ weight. A value of 0 means dont configure. ignored if VPORT WFQ is globally disabled. */; u16 first_tx_pq_id[NUM_OF_TCS] /* the first Tx PQ ID associated with this VPORT for each TC. */; }; #endif /* __ECORE_HSI_INIT_FUNC__ */