Release 4.16 drivers/net/ethernet/huawei/hinic/hinic_hw_dev.h
/*
* Huawei HiNIC PCI Express Linux driver
* Copyright(c) 2017 Huawei Technologies Co., Ltd
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
*
*/
#ifndef HINIC_HW_DEV_H
#define HINIC_HW_DEV_H
#include <linux/pci.h>
#include <linux/types.h>
#include <linux/bitops.h>
#include "hinic_hw_if.h"
#include "hinic_hw_eqs.h"
#include "hinic_hw_mgmt.h"
#include "hinic_hw_qp.h"
#include "hinic_hw_io.h"
#define HINIC_MAX_QPS 32
#define HINIC_MGMT_NUM_MSG_CMD (HINIC_MGMT_MSG_CMD_MAX - \
HINIC_MGMT_MSG_CMD_BASE)
struct hinic_cap {
u16 max_qps;
u16 num_qps;
};
enum hinic_port_cmd {
HINIC_PORT_CMD_CHANGE_MTU = 2,
HINIC_PORT_CMD_ADD_VLAN = 3,
HINIC_PORT_CMD_DEL_VLAN = 4,
HINIC_PORT_CMD_SET_MAC = 9,
HINIC_PORT_CMD_GET_MAC = 10,
HINIC_PORT_CMD_DEL_MAC = 11,
HINIC_PORT_CMD_SET_RX_MODE = 12,
HINIC_PORT_CMD_GET_LINK_STATE = 24,
HINIC_PORT_CMD_SET_PORT_STATE = 41,
HINIC_PORT_CMD_FWCTXT_INIT = 69,
HINIC_PORT_CMD_SET_FUNC_STATE = 93,
HINIC_PORT_CMD_GET_GLOBAL_QPN = 102,
HINIC_PORT_CMD_GET_CAP = 170,
};
enum hinic_mgmt_msg_cmd {
HINIC_MGMT_MSG_CMD_BASE = 160,
HINIC_MGMT_MSG_CMD_LINK_STATUS = 160,
HINIC_MGMT_MSG_CMD_MAX,
};
enum hinic_cb_state {
HINIC_CB_ENABLED = BIT(0),
HINIC_CB_RUNNING = BIT(1),
};
enum hinic_res_state {
HINIC_RES_CLEAN = 0,
HINIC_RES_ACTIVE = 1,
};
struct hinic_cmd_fw_ctxt {
u8 status;
u8 version;
u8 rsvd0[6];
u16 func_idx;
u16 rx_buf_sz;
u32 rsvd1;
};
struct hinic_cmd_hw_ioctxt {
u8 status;
u8 version;
u8 rsvd0[6];
u16 func_idx;
u16 rsvd1;
u8 set_cmdq_depth;
u8 cmdq_depth;
u8 rsvd2;
u8 rsvd3;
u8 rsvd4;
u8 rsvd5;
u16 rq_depth;
u16 rx_buf_sz_idx;
u16 sq_depth;
};
struct hinic_cmd_io_status {
u8 status;
u8 version;
u8 rsvd0[6];
u16 func_idx;
u8 rsvd1;
u8 rsvd2;
u32 io_status;
};
struct hinic_cmd_clear_io_res {
u8 status;
u8 version;
u8 rsvd0[6];
u16 func_idx;
u8 rsvd1;
u8 rsvd2;
};
struct hinic_cmd_set_res_state {
u8 status;
u8 version;
u8 rsvd0[6];
u16 func_idx;
u8 state;
u8 rsvd1;
u32 rsvd2;
};
struct hinic_cmd_base_qpn {
u8 status;
u8 version;
u8 rsvd0[6];
u16 func_idx;
u16 qpn;
};
struct hinic_cmd_hw_ci {
u8 status;
u8 version;
u8 rsvd0[6];
u16 func_idx;
u8 dma_attr_off;
u8 pending_limit;
u8 coalesc_timer;
u8 msix_en;
u16 msix_entry_idx;
u32 sq_id;
u32 rsvd1;
u64 ci_addr;
};
struct hinic_hwdev {
struct hinic_hwif *hwif;
struct msix_entry *msix_entries;
struct hinic_aeqs aeqs;
struct hinic_func_to_io func_to_io;
struct hinic_cap nic_cap;
};
struct hinic_nic_cb {
void (*handler)(void *handle, void *buf_in,
u16 in_size, void *buf_out,
u16 *out_size);
void *handle;
unsigned long cb_state;
};
struct hinic_pfhwdev {
struct hinic_hwdev hwdev;
struct hinic_pf_to_mgmt pf_to_mgmt;
struct hinic_nic_cb nic_cb[HINIC_MGMT_NUM_MSG_CMD];
};
void hinic_hwdev_cb_register(struct hinic_hwdev *hwdev,
enum hinic_mgmt_msg_cmd cmd, void *handle,
void (*handler)(void *handle, void *buf_in,
u16 in_size, void *buf_out,
u16 *out_size));
void hinic_hwdev_cb_unregister(struct hinic_hwdev *hwdev,
enum hinic_mgmt_msg_cmd cmd);
int hinic_port_msg_cmd(struct hinic_hwdev *hwdev, enum hinic_port_cmd cmd,
void *buf_in, u16 in_size, void *buf_out,
u16 *out_size);
int hinic_hwdev_ifup(struct hinic_hwdev *hwdev);
void hinic_hwdev_ifdown(struct hinic_hwdev *hwdev);
struct hinic_hwdev *hinic_init_hwdev(struct pci_dev *pdev);
void hinic_free_hwdev(struct hinic_hwdev *hwdev);
int hinic_hwdev_num_qps(struct hinic_hwdev *hwdev);
struct hinic_sq *hinic_hwdev_get_sq(struct hinic_hwdev *hwdev, int i);
struct hinic_rq *hinic_hwdev_get_rq(struct hinic_hwdev *hwdev, int i);
int hinic_hwdev_msix_cnt_set(struct hinic_hwdev *hwdev, u16 msix_index);
int hinic_hwdev_msix_set(struct hinic_hwdev *hwdev, u16 msix_index,
u8 pending_limit, u8 coalesc_timer,
u8 lli_timer_cfg, u8 lli_credit_limit,
u8 resend_timer);
int hinic_hwdev_hw_ci_addr_set(struct hinic_hwdev *hwdev, struct hinic_sq *sq,
u8 pending_limit, u8 coalesc_timer);
#endif
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