blob: 320711e8dee6cf1dc83559548f6d8a23d2019d3d [file] [log] [blame]
/*
* 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_MGMT_H
#define HINIC_HW_MGMT_H
#include <linux/types.h>
#include <linux/semaphore.h>
#include <linux/completion.h>
#include <linux/bitops.h>
#include "hinic_hw_if.h"
#include "hinic_hw_api_cmd.h"
#define HINIC_MSG_HEADER_MSG_LEN_SHIFT 0
#define HINIC_MSG_HEADER_MODULE_SHIFT 11
#define HINIC_MSG_HEADER_SEG_LEN_SHIFT 16
#define HINIC_MSG_HEADER_NO_ACK_SHIFT 22
#define HINIC_MSG_HEADER_ASYNC_MGMT_TO_PF_SHIFT 23
#define HINIC_MSG_HEADER_SEQID_SHIFT 24
#define HINIC_MSG_HEADER_LAST_SHIFT 30
#define HINIC_MSG_HEADER_DIRECTION_SHIFT 31
#define HINIC_MSG_HEADER_CMD_SHIFT 32
#define HINIC_MSG_HEADER_ZEROS_SHIFT 40
#define HINIC_MSG_HEADER_PCI_INTF_SHIFT 48
#define HINIC_MSG_HEADER_PF_IDX_SHIFT 50
#define HINIC_MSG_HEADER_MSG_ID_SHIFT 54
#define HINIC_MSG_HEADER_MSG_LEN_MASK 0x7FF
#define HINIC_MSG_HEADER_MODULE_MASK 0x1F
#define HINIC_MSG_HEADER_SEG_LEN_MASK 0x3F
#define HINIC_MSG_HEADER_NO_ACK_MASK 0x1
#define HINIC_MSG_HEADER_ASYNC_MGMT_TO_PF_MASK 0x1
#define HINIC_MSG_HEADER_SEQID_MASK 0x3F
#define HINIC_MSG_HEADER_LAST_MASK 0x1
#define HINIC_MSG_HEADER_DIRECTION_MASK 0x1
#define HINIC_MSG_HEADER_CMD_MASK 0xFF
#define HINIC_MSG_HEADER_ZEROS_MASK 0xFF
#define HINIC_MSG_HEADER_PCI_INTF_MASK 0x3
#define HINIC_MSG_HEADER_PF_IDX_MASK 0xF
#define HINIC_MSG_HEADER_MSG_ID_MASK 0x3FF
#define HINIC_MSG_HEADER_SET(val, member) \
((u64)((val) & HINIC_MSG_HEADER_##member##_MASK) << \
HINIC_MSG_HEADER_##member##_SHIFT)
#define HINIC_MSG_HEADER_GET(val, member) \
(((val) >> HINIC_MSG_HEADER_##member##_SHIFT) & \
HINIC_MSG_HEADER_##member##_MASK)
enum hinic_mgmt_msg_type {
HINIC_MGMT_MSG_SYNC = 1,
};
enum hinic_cfg_cmd {
HINIC_CFG_NIC_CAP = 0,
};
enum hinic_comm_cmd {
HINIC_COMM_CMD_IO_STATUS_GET = 0x3,
HINIC_COMM_CMD_CMDQ_CTXT_SET = 0x10,
HINIC_COMM_CMD_CMDQ_CTXT_GET = 0x11,
HINIC_COMM_CMD_HWCTXT_SET = 0x12,
HINIC_COMM_CMD_HWCTXT_GET = 0x13,
HINIC_COMM_CMD_SQ_HI_CI_SET = 0x14,
HINIC_COMM_CMD_RES_STATE_SET = 0x24,
HINIC_COMM_CMD_IO_RES_CLEAR = 0x29,
HINIC_COMM_CMD_MAX = 0x32,
};
enum hinic_mgmt_cb_state {
HINIC_MGMT_CB_ENABLED = BIT(0),
HINIC_MGMT_CB_RUNNING = BIT(1),
};
struct hinic_recv_msg {
u8 *msg;
u8 *buf_out;
struct completion recv_done;
u16 cmd;
enum hinic_mod_type mod;
int async_mgmt_to_pf;
u16 msg_len;
u16 msg_id;
};
struct hinic_mgmt_cb {
void (*cb)(void *handle, u8 cmd,
void *buf_in, u16 in_size,
void *buf_out, u16 *out_size);
void *handle;
unsigned long state;
};
struct hinic_pf_to_mgmt {
struct hinic_hwif *hwif;
struct semaphore sync_msg_lock;
u16 sync_msg_id;
u8 *sync_msg_buf;
struct hinic_recv_msg recv_resp_msg_from_mgmt;
struct hinic_recv_msg recv_msg_from_mgmt;
struct hinic_api_cmd_chain *cmd_chain[HINIC_API_CMD_MAX];
struct hinic_mgmt_cb mgmt_cb[HINIC_MOD_MAX];
};
void hinic_register_mgmt_msg_cb(struct hinic_pf_to_mgmt *pf_to_mgmt,
enum hinic_mod_type mod,
void *handle,
void (*callback)(void *handle,
u8 cmd, void *buf_in,
u16 in_size, void *buf_out,
u16 *out_size));
void hinic_unregister_mgmt_msg_cb(struct hinic_pf_to_mgmt *pf_to_mgmt,
enum hinic_mod_type mod);
int hinic_msg_to_mgmt(struct hinic_pf_to_mgmt *pf_to_mgmt,
enum hinic_mod_type mod, u8 cmd,
void *buf_in, u16 in_size, void *buf_out, u16 *out_size,
enum hinic_mgmt_msg_type sync);
int hinic_pf_to_mgmt_init(struct hinic_pf_to_mgmt *pf_to_mgmt,
struct hinic_hwif *hwif);
void hinic_pf_to_mgmt_free(struct hinic_pf_to_mgmt *pf_to_mgmt);
#endif