drivers/net/bnxt/bnxt.h

   1 /*-
   2  *   BSD LICENSE
   3  *
   4  *   Copyright(c) Broadcom Limited.
   5  *   All rights reserved.
   6  *
   7  *   Redistribution and use in source and binary forms, with or without
   8  *   modification, are permitted provided that the following conditions
   9  *   are met:
  10  *
  11  *     * Redistributions of source code must retain the above copyright
  12  *       notice, this list of conditions and the following disclaimer.
  13  *     * Redistributions in binary form must reproduce the above copyright
  14  *       notice, this list of conditions and the following disclaimer in
  15  *       the documentation and/or other materials provided with the
  16  *       distribution.
  17  *     * Neither the name of Broadcom Corporation nor the names of its
  18  *       contributors may be used to endorse or promote products derived
  19  *       from this software without specific prior written permission.
  20  *
  21  *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  22  *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  23  *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  24  *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  25  *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  26  *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  27  *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  28  *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  29  *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  30  *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  31  *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  32  */
  33
  34 #ifndef _BNXT_H_
  35 #define _BNXT_H_
  36
  37 #include <inttypes.h>
  38 #include <sys/queue.h>
  39
  40 #include <rte_ethdev.h>
  41 #include <rte_memory.h>
  42 #include <rte_lcore.h>
  43 #include <rte_spinlock.h>
  44
  45 #define BNXT_MAX_MTU            9000
  46 #define VLAN_TAG_SIZE           4
  47
  48 enum bnxt_hw_context {
  49         HW_CONTEXT_NONE     = 0,
  50         HW_CONTEXT_IS_RSS   = 1,
  51         HW_CONTEXT_IS_COS   = 2,
  52         HW_CONTEXT_IS_LB    = 3,
  53 };
  54
  55 struct bnxt_vf_info {
  56         uint16_t                fw_fid;
  57         uint8_t                 mac_addr[ETHER_ADDR_LEN];
  58         uint16_t                max_rsscos_ctx;
  59         uint16_t                max_cp_rings;
  60         uint16_t                max_tx_rings;
  61         uint16_t                max_rx_rings;
  62         uint16_t                max_l2_ctx;
  63         uint16_t                max_vnics;
  64         struct bnxt_pf_info     *pf;
  65 };
  66
  67 struct bnxt_pf_info {
  68 #define BNXT_FIRST_PF_FID       1
  69 #define BNXT_MAX_VFS(bp)        (bp->pf.max_vfs)
  70 #define BNXT_FIRST_VF_FID       128
  71 #define BNXT_PF_RINGS_USED(bp)  bnxt_get_num_queues(bp)
  72 #define BNXT_PF_RINGS_AVAIL(bp) (bp->pf.max_cp_rings - BNXT_PF_RINGS_USED(bp))
  73         uint32_t                fw_fid;
  74         uint8_t                 port_id;
  75         uint8_t                 mac_addr[ETHER_ADDR_LEN];
  76         uint16_t                max_rsscos_ctx;
  77         uint16_t                max_cp_rings;
  78         uint16_t                max_tx_rings;
  79         uint16_t                max_rx_rings;
  80         uint16_t                max_l2_ctx;
  81         uint16_t                max_vnics;
  82         uint16_t                first_vf_id;
  83         uint16_t                active_vfs;
  84         uint16_t                max_vfs;
  85         void                    *vf_req_buf;
  86         phys_addr_t             vf_req_buf_dma_addr;
  87         uint32_t                vf_req_fwd[8];
  88         struct bnxt_vf_info     *vf;
  89 };
  90
  91 /* Max wait time is 10 * 100ms = 1s */
  92 #define BNXT_LINK_WAIT_CNT      10
  93 #define BNXT_LINK_WAIT_INTERVAL 100
  94 struct bnxt_link_info {
  95         uint8_t                 phy_flags;
  96         uint8_t                 mac_type;
  97         uint8_t                 phy_link_status;
  98         uint8_t                 loop_back;
  99         uint8_t                 link_up;
 100         uint8_t                 duplex;
 101         uint8_t                 pause;
 102         uint8_t                 force_pause;
 103         uint8_t                 auto_pause;
 104         uint8_t                 auto_mode;
 105 #define PHY_VER_LEN             3
 106         uint8_t                 phy_ver[PHY_VER_LEN];
 107         uint16_t                link_speed;
 108         uint16_t                support_speeds;
 109         uint16_t                auto_link_speed;
 110         uint16_t                auto_link_speed_mask;
 111         uint32_t                preemphasis;
 112 };
 113
 114 #define BNXT_COS_QUEUE_COUNT    8
 115 struct bnxt_cos_queue_info {
 116         uint8_t id;
 117         uint8_t profile;
 118 };
 119
 120 struct bnxt {
 121         void                            *bar0;
 122
 123         struct rte_eth_dev              *eth_dev;
 124         struct rte_pci_device           *pdev;
 125
 126         uint32_t                flags;
 127 #define BNXT_FLAG_REGISTERED    (1 << 0)
 128 #define BNXT_FLAG_VF            (1 << 1)
 129 #define BNXT_PF(bp)             (!((bp)->flags & BNXT_FLAG_VF))
 130 #define BNXT_VF(bp)             ((bp)->flags & BNXT_FLAG_VF)
 131
 132         unsigned int            rx_nr_rings;
 133         unsigned int            rx_cp_nr_rings;
 134         struct bnxt_rx_queue **rx_queues;
 135
 136         unsigned int            tx_nr_rings;
 137         unsigned int            tx_cp_nr_rings;
 138         struct bnxt_tx_queue **tx_queues;
 139
 140         struct bnxt_vnic_info   *vnic_info;
 141         STAILQ_HEAD(, bnxt_vnic_info)   free_vnic_list;
 142
 143         /* VNIC pointer for flow filter (VMDq) pools */
 144 #define MAX_FF_POOLS    ETH_64_POOLS
 145         STAILQ_HEAD(, bnxt_vnic_info)   ff_pool[MAX_FF_POOLS];
 146
 147 #define MAX_NUM_MAC_ADDR        32
 148         uint8_t                 mac_addr[ETHER_ADDR_LEN];
 149
 150         uint16_t                        hwrm_cmd_seq;
 151         void                            *hwrm_cmd_resp_addr;
 152         phys_addr_t                     hwrm_cmd_resp_dma_addr;
 153         rte_spinlock_t                  hwrm_lock;
 154         uint16_t                        max_req_len;
 155         uint16_t                        max_resp_len;
 156
 157         struct bnxt_link_info   link_info;
 158         struct bnxt_cos_queue_info      cos_queue[BNXT_COS_QUEUE_COUNT];
 159
 160         struct bnxt_pf_info             pf;
 161         struct bnxt_vf_info             vf;
 162 };
 163
 164 #endif