ceph/src/seastar/dpdk/drivers/net/qede/base/ecore_proto_if.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_PROTO_IF_H__
   8 #define __ECORE_PROTO_IF_H__
   9
  10 /*
  11  * PF parameters (according to personality/protocol)
  12  */
  13
  14 #define ECORE_ROCE_PROTOCOL_INDEX       (3)
  15
  16 struct ecore_eth_pf_params {
  17         /* The following parameters are used during HW-init
  18          * and these parameters need to be passed as arguments
  19          * to update_pf_params routine invoked before slowpath start
  20          */
  21         u16     num_cons;
  22
  23         /* per-VF number of CIDs */
  24         u8      num_vf_cons;
  25 #define ETH_PF_PARAMS_VF_CONS_DEFAULT   (32)
  26
  27         /* To enable arfs, previous to HW-init a positive number needs to be
  28          * set [as filters require allocated searcher ILT memory].
  29          * This will set the maximal number of configured steering-filters.
  30          */
  31         u32     num_arfs_filters;
  32
  33         /* To allow VF to change its MAC despite of PF set forced MAC. */
  34         bool    allow_vf_mac_change;
  35 };
  36
  37 /* Most of the parameters below are described in the FW iSCSI / TCP HSI */
  38 struct ecore_iscsi_pf_params {
  39         u64             glbl_q_params_addr;
  40         u64             bdq_pbl_base_addr[2];
  41         u16             cq_num_entries;
  42         u16             cmdq_num_entries;
  43         u32             two_msl_timer;
  44         u16             tx_sws_timer;
  45         /* The following parameters are used during HW-init
  46          * and these parameters need to be passed as arguments
  47          * to update_pf_params routine invoked before slowpath start
  48          */
  49         u16             num_cons;
  50         u16             num_tasks;
  51
  52         /* The following parameters are used during protocol-init */
  53         u16             half_way_close_timeout;
  54         u16             bdq_xoff_threshold[2];
  55         u16             bdq_xon_threshold[2];
  56         u16             cmdq_xoff_threshold;
  57         u16             cmdq_xon_threshold;
  58         u16             rq_buffer_size;
  59
  60         u8              num_sq_pages_in_ring;
  61         u8              num_r2tq_pages_in_ring;
  62         u8              num_uhq_pages_in_ring;
  63         u8              num_queues;
  64         u8              log_page_size;
  65         u8              rqe_log_size;
  66         u8              max_fin_rt;
  67         u8              gl_rq_pi;
  68         u8              gl_cmd_pi;
  69         u8              debug_mode;
  70         u8              ll2_ooo_queue_id;
  71         u8              ooo_enable;
  72
  73         u8              is_target;
  74         u8              bdq_pbl_num_entries[2];
  75         u8              disable_stats_collection;
  76 };
  77
  78 enum ecore_rdma_protocol {
  79         ECORE_RDMA_PROTOCOL_DEFAULT,
  80         ECORE_RDMA_PROTOCOL_ROCE,
  81         ECORE_RDMA_PROTOCOL_IWARP,
  82 };
  83
  84 struct ecore_rdma_pf_params {
  85         /* Supplied to ECORE during resource allocation (may affect the ILT and
  86          * the doorbell BAR).
  87          */
  88         u32             min_dpis;       /* number of requested DPIs */
  89         u32             num_mrs;        /* number of requested memory regions*/
  90         u32             num_qps;        /* number of requested Queue Pairs */
  91         u32             num_srqs;       /* number of requested SRQ */
  92         u8              roce_edpm_mode; /* see QED_ROCE_EDPM_MODE_ENABLE */
  93         u8              gl_pi;          /* protocol index */
  94
  95         /* Will allocate rate limiters to be used with QPs */
  96         u8              enable_dcqcn;
  97
  98         /* TCP port number used for the iwarp traffic */
  99         u16             iwarp_port;
 100         enum ecore_rdma_protocol rdma_protocol;
 101 };
 102
 103 struct ecore_pf_params {
 104         struct ecore_eth_pf_params      eth_pf_params;
 105         struct ecore_iscsi_pf_params    iscsi_pf_params;
 106         struct ecore_rdma_pf_params     rdma_pf_params;
 107 };
 108
 109 #endif