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

   1 /*
   2  * Huawei HiNIC PCI Express Linux driver
   3  * Copyright(c) 2017 Huawei Technologies Co., Ltd
   4  *
   5  * This program is free software; you can redistribute it and/or modify it
   6  * under the terms and conditions of the GNU General Public License,
   7  * version 2, as published by the Free Software Foundation.
   8  *
   9  * This program is distributed in the hope it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * for more details.
  13  *
  14  */
  15
  16 #ifndef HINIC_HW_DEV_H
  17 #define HINIC_HW_DEV_H
  18
  19 #include <linux/pci.h>
  20 #include <linux/types.h>
  21 #include <linux/bitops.h>
  22
  23 #include "hinic_hw_if.h"
  24 #include "hinic_hw_eqs.h"
  25 #include "hinic_hw_mgmt.h"
  26
  27 #define HINIC_MAX_QPS   32
  28
  29 #define HINIC_MGMT_NUM_MSG_CMD  (HINIC_MGMT_MSG_CMD_MAX - \
  30                                  HINIC_MGMT_MSG_CMD_BASE)
  31
  32 struct hinic_cap {
  33         u16     max_qps;
  34         u16     num_qps;
  35 };
  36
  37 enum hinic_port_cmd {
  38         HINIC_PORT_CMD_CHANGE_MTU       = 2,
  39
  40         HINIC_PORT_CMD_ADD_VLAN         = 3,
  41         HINIC_PORT_CMD_DEL_VLAN         = 4,
  42
  43         HINIC_PORT_CMD_SET_MAC          = 9,
  44         HINIC_PORT_CMD_GET_MAC          = 10,
  45         HINIC_PORT_CMD_DEL_MAC          = 11,
  46
  47         HINIC_PORT_CMD_SET_RX_MODE      = 12,
  48
  49         HINIC_PORT_CMD_GET_LINK_STATE   = 24,
  50
  51         HINIC_PORT_CMD_SET_PORT_STATE   = 41,
  52
  53         HINIC_PORT_CMD_FWCTXT_INIT      = 69,
  54
  55         HINIC_PORT_CMD_SET_FUNC_STATE   = 93,
  56
  57         HINIC_PORT_CMD_GET_GLOBAL_QPN   = 102,
  58
  59         HINIC_PORT_CMD_GET_CAP          = 170,
  60 };
  61
  62 enum hinic_mgmt_msg_cmd {
  63         HINIC_MGMT_MSG_CMD_BASE         = 160,
  64
  65         HINIC_MGMT_MSG_CMD_LINK_STATUS  = 160,
  66
  67         HINIC_MGMT_MSG_CMD_MAX,
  68 };
  69
  70 enum hinic_cb_state {
  71         HINIC_CB_ENABLED = BIT(0),
  72         HINIC_CB_RUNNING = BIT(1),
  73 };
  74
  75 struct hinic_hwdev {
  76         struct hinic_hwif               *hwif;
  77         struct msix_entry               *msix_entries;
  78
  79         struct hinic_aeqs               aeqs;
  80
  81         struct hinic_cap                nic_cap;
  82 };
  83
  84 struct hinic_nic_cb {
  85         void    (*handler)(void *handle, void *buf_in,
  86                            u16 in_size, void *buf_out,
  87                            u16 *out_size);
  88
  89         void            *handle;
  90         unsigned long   cb_state;
  91 };
  92
  93 struct hinic_pfhwdev {
  94         struct hinic_hwdev              hwdev;
  95
  96         struct hinic_pf_to_mgmt         pf_to_mgmt;
  97
  98         struct hinic_nic_cb             nic_cb[HINIC_MGMT_NUM_MSG_CMD];
  99 };
 100
 101 void hinic_hwdev_cb_register(struct hinic_hwdev *hwdev,
 102                              enum hinic_mgmt_msg_cmd cmd, void *handle,
 103                              void (*handler)(void *handle, void *buf_in,
 104                                              u16 in_size, void *buf_out,
 105                                              u16 *out_size));
 106
 107 void hinic_hwdev_cb_unregister(struct hinic_hwdev *hwdev,
 108                                enum hinic_mgmt_msg_cmd cmd);
 109
 110 int hinic_port_msg_cmd(struct hinic_hwdev *hwdev, enum hinic_port_cmd cmd,
 111                        void *buf_in, u16 in_size, void *buf_out,
 112                        u16 *out_size);
 113
 114 struct hinic_hwdev *hinic_init_hwdev(struct pci_dev *pdev);
 115
 116 void hinic_free_hwdev(struct hinic_hwdev *hwdev);
 117
 118 int hinic_hwdev_num_qps(struct hinic_hwdev *hwdev);
 119
 120 #endif