summaryrefslogtreecommitdiff
path: root/drivers/net/ethernet/huawei/hinic/hinic_hw_mgmt.h
blob: 4ca81cc838db3c80cfc257842fde93febf57ea6c (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
/* SPDX-License-Identifier: GPL-2.0-only */
/*
 * Huawei HiNIC PCI Express Linux driver
 * Copyright(c) 2017 Huawei Technologies Co., Ltd
 */

#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_START_FLR          = 0x1,
	HINIC_COMM_CMD_IO_STATUS_GET    = 0x3,
	HINIC_COMM_CMD_DMA_ATTR_SET	    = 0x4,

	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_CEQ_CTRL_REG_WR_BY_UP = 0x33,

	HINIC_COMM_CMD_MSI_CTRL_REG_WR_BY_UP,
	HINIC_COMM_CMD_MSI_CTRL_REG_RD_BY_UP,

	HINIC_COMM_CMD_FAULT_REPORT	= 0x37,

	HINIC_COMM_CMD_SET_LED_STATUS	= 0x4a,

	HINIC_COMM_CMD_L2NIC_RESET	= 0x4b,

	HINIC_COMM_CMD_PAGESIZE_SET	= 0x50,

	HINIC_COMM_CMD_GET_BOARD_INFO	= 0x52,

	HINIC_COMM_CMD_WATCHDOG_INFO	= 0x56,

	HINIC_MGMT_CMD_SET_VF_RANDOM_ID = 0x61,

	HINIC_COMM_CMD_MAX,
};

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 hinic_hwdev		*hwdev;
	struct semaphore                sync_msg_lock;
	u16                             sync_msg_id;
	u8                              *sync_msg_buf;
	void				*mgmt_ack_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];

	struct workqueue_struct		*workq;
};

struct hinic_mgmt_msg_handle_work {
	struct work_struct work;
	struct hinic_pf_to_mgmt *pf_to_mgmt;

	void			*msg;
	u16			msg_len;

	enum hinic_mod_type	mod;
	u8			cmd;
	u16			msg_id;
	int			async_mgmt_to_pf;
};

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