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