drivers/net/ethernet/huawei/hinic/hinic_dev.h

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 /*
   3  * Huawei HiNIC PCI Express Linux driver
   4  * Copyright(c) 2017 Huawei Technologies Co., Ltd
   5  */
   6
   7 #ifndef HINIC_DEV_H
   8 #define HINIC_DEV_H
   9
  10 #include <linux/netdevice.h>
  11 #include <linux/types.h>
  12 #include <linux/semaphore.h>
  13 #include <linux/workqueue.h>
  14 #include <linux/bitops.h>
  15
  16 #include "hinic_hw_dev.h"
  17 #include "hinic_tx.h"
  18 #include "hinic_rx.h"
  19 #include "hinic_sriov.h"
  20
  21 #define HINIC_DRV_NAME          "hinic"
  22
  23 #define LP_PKT_CNT              64
  24
  25 enum hinic_flags {
  26         HINIC_LINK_UP = BIT(0),
  27         HINIC_INTF_UP = BIT(1),
  28         HINIC_RSS_ENABLE = BIT(2),
  29         HINIC_LINK_DOWN = BIT(3),
  30         HINIC_LP_TEST = BIT(4),
  31 };
  32
  33 struct hinic_rx_mode_work {
  34         struct work_struct      work;
  35         u32                     rx_mode;
  36 };
  37
  38 struct hinic_rss_type {
  39         u8 tcp_ipv6_ext;
  40         u8 ipv6_ext;
  41         u8 tcp_ipv6;
  42         u8 ipv6;
  43         u8 tcp_ipv4;
  44         u8 ipv4;
  45         u8 udp_ipv6;
  46         u8 udp_ipv4;
  47 };
  48
  49 enum hinic_rss_hash_type {
  50         HINIC_RSS_HASH_ENGINE_TYPE_XOR,
  51         HINIC_RSS_HASH_ENGINE_TYPE_TOEP,
  52         HINIC_RSS_HASH_ENGINE_TYPE_MAX,
  53 };
  54
  55 struct hinic_intr_coal_info {
  56         u8      pending_limt;
  57         u8      coalesce_timer_cfg;
  58         u8      resend_timer_cfg;
  59 };
  60
  61 struct hinic_dev {
  62         struct net_device               *netdev;
  63         struct hinic_hwdev              *hwdev;
  64
  65         u32                             msg_enable;
  66         unsigned int                    tx_weight;
  67         unsigned int                    rx_weight;
  68         u16                             num_qps;
  69         u16                             max_qps;
  70
  71         unsigned int                    flags;
  72
  73         struct semaphore                mgmt_lock;
  74         unsigned long                   *vlan_bitmap;
  75
  76         struct hinic_rx_mode_work       rx_mode_work;
  77         struct workqueue_struct         *workq;
  78
  79         struct hinic_txq                *txqs;
  80         struct hinic_rxq                *rxqs;
  81         u16                             sq_depth;
  82         u16                             rq_depth;
  83
  84         struct hinic_txq_stats          tx_stats;
  85         struct hinic_rxq_stats          rx_stats;
  86
  87         u8                              rss_tmpl_idx;
  88         u8                              rss_hash_engine;
  89         u16                             num_rss;
  90         u16                             rss_limit;
  91         struct hinic_rss_type           rss_type;
  92         u8                              *rss_hkey_user;
  93         s32                             *rss_indir_user;
  94         struct hinic_intr_coal_info     *rx_intr_coalesce;
  95         struct hinic_intr_coal_info     *tx_intr_coalesce;
  96         struct hinic_sriov_info sriov_info;
  97         int                             lb_test_rx_idx;
  98         int                             lb_pkt_len;
  99         u8                              *lb_test_rx_buf;
 100         struct devlink                  *devlink;
 101         bool                            cable_unplugged;
 102         bool                            module_unrecognized;
 103 };
 104
 105 struct hinic_devlink_priv {
 106         struct hinic_hwdev              *hwdev;
 107         struct devlink_health_reporter  *hw_fault_reporter;
 108         struct devlink_health_reporter  *fw_fault_reporter;
 109 };
 110
 111 #endif