summaryrefslogtreecommitdiffstats
path: root/drivers/scsi/qla2xxx/qla_edif_bsg.h
blob: 53026d82ebffe3bbdb0a4abfa988f9412fcd493e (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
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
/* SPDX-License-Identifier: GPL-2.0-only */
/*
 * Marvell Fibre Channel HBA Driver
 * Copyright (C)  2018-	    Marvell
 *
 */
#ifndef __QLA_EDIF_BSG_H
#define __QLA_EDIF_BSG_H

/* BSG Vendor specific commands */
#define	ELS_MAX_PAYLOAD		2112
#ifndef	WWN_SIZE
#define WWN_SIZE		8
#endif
#define	VND_CMD_APP_RESERVED_SIZE	32

enum auth_els_sub_cmd {
	SEND_ELS = 0,
	SEND_ELS_REPLY,
	PULL_ELS,
};

struct extra_auth_els {
	enum auth_els_sub_cmd sub_cmd;
	uint32_t        extra_rx_xchg_address;
	uint8_t         extra_control_flags;
#define BSG_CTL_FLAG_INIT       0
#define BSG_CTL_FLAG_LS_ACC     1
#define BSG_CTL_FLAG_LS_RJT     2
#define BSG_CTL_FLAG_TRM        3
	uint8_t         extra_rsvd[3];
} __packed;

struct qla_bsg_auth_els_request {
	struct fc_bsg_request r;
	struct extra_auth_els e;
};

struct qla_bsg_auth_els_reply {
	struct fc_bsg_reply r;
	uint32_t rx_xchg_address;
};

struct app_id {
	int		app_vid;
	uint8_t		app_key[32];
} __packed;

struct app_start_reply {
	uint32_t	host_support_edif;
	uint32_t	edif_enode_active;
	uint32_t	edif_edb_active;
	uint32_t	reserved[VND_CMD_APP_RESERVED_SIZE];
} __packed;

struct app_start {
	struct app_id	app_info;
	uint32_t	prli_to;
	uint32_t	key_shred;
	uint8_t         app_start_flags;
	uint8_t         reserved[VND_CMD_APP_RESERVED_SIZE - 1];
} __packed;

struct app_stop {
	struct app_id	app_info;
	char		buf[16];
} __packed;

struct app_plogi_reply {
	uint32_t	prli_status;
	uint8_t		reserved[VND_CMD_APP_RESERVED_SIZE];
} __packed;

#define	RECFG_TIME	1
#define	RECFG_BYTES	2

struct app_rekey_cfg {
	struct app_id app_info;
	uint8_t	 rekey_mode;
	port_id_t d_id;
	uint8_t	 force;
	union {
		int64_t bytes;
		int64_t time;
	} rky_units;

	uint8_t		reserved[VND_CMD_APP_RESERVED_SIZE];
} __packed;

struct app_pinfo_req {
	struct app_id app_info;
	uint8_t	 num_ports;
	port_id_t remote_pid;
	uint8_t	 reserved[VND_CMD_APP_RESERVED_SIZE];
} __packed;

struct app_pinfo {
	port_id_t remote_pid;
	uint8_t	remote_wwpn[WWN_SIZE];
	uint8_t	remote_type;
#define	VND_CMD_RTYPE_UNKNOWN		0
#define	VND_CMD_RTYPE_TARGET		1
#define	VND_CMD_RTYPE_INITIATOR		2
	uint8_t	remote_state;
	uint8_t	auth_state;
	uint8_t	rekey_mode;
	int64_t	rekey_count;
	int64_t	rekey_config_value;
	int64_t	rekey_consumed_value;

	uint8_t	reserved[VND_CMD_APP_RESERVED_SIZE];
} __packed;

/* AUTH States */
#define	VND_CMD_AUTH_STATE_UNDEF	0
#define	VND_CMD_AUTH_STATE_SESSION_SHUTDOWN	1
#define	VND_CMD_AUTH_STATE_NEEDED	2
#define	VND_CMD_AUTH_STATE_ELS_RCVD	3
#define	VND_CMD_AUTH_STATE_SAUPDATE_COMPL 4

struct app_pinfo_reply {
	uint8_t		port_count;
	uint8_t		reserved[VND_CMD_APP_RESERVED_SIZE];
	struct app_pinfo ports[0];
} __packed;

struct app_sinfo_req {
	struct app_id	app_info;
	uint8_t		num_ports;
	uint8_t		reserved[VND_CMD_APP_RESERVED_SIZE];
} __packed;

struct app_sinfo {
	uint8_t	remote_wwpn[WWN_SIZE];
	int64_t	rekey_count;
	uint8_t	rekey_mode;
	int64_t	tx_bytes;
	int64_t	rx_bytes;
} __packed;

struct app_stats_reply {
	uint8_t		elem_count;
	struct app_sinfo elem[0];
} __packed;

struct qla_sa_update_frame {
	struct app_id	app_info;
	uint16_t	flags;
#define SAU_FLG_INV		0x01	/* delete key */
#define SAU_FLG_TX		0x02	/* 1=tx, 0 = rx */
#define SAU_FLG_FORCE_DELETE	0x08
#define SAU_FLG_GMAC_MODE	0x20	/*
					 * GMAC mode is cleartext for the IO
					 * (i.e. NULL encryption)
					 */
#define SAU_FLG_KEY128          0x40
#define SAU_FLG_KEY256          0x80
	uint16_t        fast_sa_index:10,
			reserved:6;
	uint32_t	salt;
	uint32_t	spi;
	uint8_t		sa_key[32];
	uint8_t		node_name[WWN_SIZE];
	uint8_t		port_name[WWN_SIZE];
	port_id_t	port_id;
} __packed;

// used for edif mgmt bsg interface
#define	QL_VND_SC_UNDEF		0
#define	QL_VND_SC_SA_UPDATE	1
#define	QL_VND_SC_APP_START	2
#define	QL_VND_SC_APP_STOP	3
#define	QL_VND_SC_AUTH_OK	4
#define	QL_VND_SC_AUTH_FAIL	5
#define	QL_VND_SC_REKEY_CONFIG	6
#define	QL_VND_SC_GET_FCINFO	7
#define	QL_VND_SC_GET_STATS	8

/* Application interface data structure for rtn data */
#define	EXT_DEF_EVENT_DATA_SIZE	64
struct edif_app_dbell {
	uint32_t	event_code;
	uint32_t	event_data_size;
	union  {
		port_id_t	port_id;
		uint8_t		event_data[EXT_DEF_EVENT_DATA_SIZE];
	};
} __packed;

struct edif_sa_update_aen {
	port_id_t port_id;
	uint32_t key_type;	/* Tx (1) or RX (2) */
	uint32_t status;	/* 0 succes,  1 failed, 2 timeout , 3 error */
	uint8_t		reserved[16];
} __packed;

#define	QL_VND_SA_STAT_SUCCESS	0
#define	QL_VND_SA_STAT_FAILED	1
#define	QL_VND_SA_STAT_TIMEOUT	2
#define	QL_VND_SA_STAT_ERROR	3

#define	QL_VND_RX_SA_KEY	1
#define	QL_VND_TX_SA_KEY	2

/* App defines for plogi auth'd ok and plogi auth bad requests */
struct auth_complete_cmd {
	struct app_id app_info;
#define PL_TYPE_WWPN    1
#define PL_TYPE_DID     2
	uint32_t    type;
	union {
		uint8_t  wwpn[WWN_SIZE];
		port_id_t d_id;
	} u;
	uint32_t reserved[VND_CMD_APP_RESERVED_SIZE];
} __packed;

#define RX_DELAY_DELETE_TIMEOUT 20

#endif	/* QLA_EDIF_BSG_H */