summaryrefslogtreecommitdiffstats
path: root/drivers/scsi/bfa/include/cs/bfa_log.h
blob: bc334e0a93faace2336300013946637590ba0885 (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
/*
 * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
 * All rights reserved
 * www.brocade.com
 *
 * Linux driver for Brocade Fibre Channel Host Bus Adapter.
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License (GPL) Version 2 as
 * published by the Free Software Foundation
 *
 * This program is distributed in the hope that 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.
 */

/**
 *  bfa_log.h BFA log library data structure and function definition
 */

#ifndef __BFA_LOG_H__
#define __BFA_LOG_H__

#include <bfa_os_inc.h>
#include <defs/bfa_defs_status.h>
#include <defs/bfa_defs_aen.h>

/*
 * BFA log module definition
 *
 * To create a new module id:
 * Add a #define at the end of the list below. Select a value for your
 * definition so that it is one (1) greater than the previous
 * definition. Modify the definition of BFA_LOG_MODULE_ID_MAX to become
 * your new definition.
 * Should have no gaps in between the values because this is used in arrays.
 * IMPORTANT: AEN_IDs must be at the begining, otherwise update bfa_defs_aen.h
 */

enum bfa_log_module_id {
	BFA_LOG_UNUSED_ID	= 0,

	/* AEN defs begin */
	BFA_LOG_AEN_MIN		= BFA_LOG_UNUSED_ID,

	BFA_LOG_AEN_ID_ADAPTER 	= BFA_LOG_AEN_MIN + BFA_AEN_CAT_ADAPTER,/* 1 */
	BFA_LOG_AEN_ID_PORT 	= BFA_LOG_AEN_MIN + BFA_AEN_CAT_PORT,	/* 2 */
	BFA_LOG_AEN_ID_LPORT 	= BFA_LOG_AEN_MIN + BFA_AEN_CAT_LPORT,	/* 3 */
	BFA_LOG_AEN_ID_RPORT 	= BFA_LOG_AEN_MIN + BFA_AEN_CAT_RPORT,	/* 4 */
	BFA_LOG_AEN_ID_ITNIM 	= BFA_LOG_AEN_MIN + BFA_AEN_CAT_ITNIM,	/* 5 */
	BFA_LOG_AEN_ID_TIN 	= BFA_LOG_AEN_MIN + BFA_AEN_CAT_TIN,	/* 6 */
	BFA_LOG_AEN_ID_IPFC 	= BFA_LOG_AEN_MIN + BFA_AEN_CAT_IPFC,	/* 7 */
	BFA_LOG_AEN_ID_AUDIT 	= BFA_LOG_AEN_MIN + BFA_AEN_CAT_AUDIT,	/* 8 */
	BFA_LOG_AEN_ID_IOC	= BFA_LOG_AEN_MIN + BFA_AEN_CAT_IOC,	/* 9 */
	BFA_LOG_AEN_ID_ETHPORT	= BFA_LOG_AEN_MIN + BFA_AEN_CAT_ETHPORT,/* 10 */

	BFA_LOG_AEN_MAX		= BFA_LOG_AEN_ID_ETHPORT,
	/* AEN defs end */

	BFA_LOG_MODULE_ID_MIN	= BFA_LOG_AEN_MAX,

	BFA_LOG_FW_ID		= BFA_LOG_MODULE_ID_MIN + 1,
	BFA_LOG_HAL_ID		= BFA_LOG_MODULE_ID_MIN + 2,
	BFA_LOG_FCS_ID		= BFA_LOG_MODULE_ID_MIN + 3,
	BFA_LOG_WDRV_ID		= BFA_LOG_MODULE_ID_MIN + 4,
	BFA_LOG_LINUX_ID	= BFA_LOG_MODULE_ID_MIN + 5,
	BFA_LOG_SOLARIS_ID	= BFA_LOG_MODULE_ID_MIN + 6,

	BFA_LOG_MODULE_ID_MAX 	= BFA_LOG_SOLARIS_ID,

	/* Not part of any arrays */
	BFA_LOG_MODULE_ID_ALL 	= BFA_LOG_MODULE_ID_MAX + 1,
	BFA_LOG_AEN_ALL 	= BFA_LOG_MODULE_ID_MAX + 2,
	BFA_LOG_DRV_ALL		= BFA_LOG_MODULE_ID_MAX + 3,
};

/*
 * BFA log catalog name
 */
#define BFA_LOG_CAT_NAME	"BFA"

/*
 * bfa log severity values
 */
enum bfa_log_severity {
	BFA_LOG_INVALID = 0,
	BFA_LOG_CRITICAL = 1,
	BFA_LOG_ERROR = 2,
	BFA_LOG_WARNING = 3,
	BFA_LOG_INFO = 4,
	BFA_LOG_NONE = 5,
	BFA_LOG_LEVEL_MAX = BFA_LOG_NONE
};

#define BFA_LOG_MODID_OFFSET		16


struct bfa_log_msgdef_s {
	u32	msg_id;		/*  message id */
	int		attributes;	/*  attributes */
	int		severity;	/*  severity level */
	char		*msg_value;
					/*  msg string */
	char		*message;
					/*  msg format string */
	int		arg_type;	/*  argument type */
	int		arg_num;	/*  number of argument */
};

/*
 * supported argument type
 */
enum bfa_log_arg_type {
	BFA_LOG_S = 0,		/*  string */
	BFA_LOG_D,		/*  decimal */
	BFA_LOG_I,		/*  integer */
	BFA_LOG_O,		/*  oct number */
	BFA_LOG_U,		/*  unsigned integer */
	BFA_LOG_X,		/*  hex number */
	BFA_LOG_F,		/*  floating */
	BFA_LOG_C,		/*  character */
	BFA_LOG_L,		/*  double */
	BFA_LOG_P		/*  pointer */
};

#define BFA_LOG_ARG_TYPE	2
#define BFA_LOG_ARG0		(0 * BFA_LOG_ARG_TYPE)
#define BFA_LOG_ARG1		(1 * BFA_LOG_ARG_TYPE)
#define BFA_LOG_ARG2		(2 * BFA_LOG_ARG_TYPE)
#define BFA_LOG_ARG3		(3 * BFA_LOG_ARG_TYPE)

#define BFA_LOG_GET_MOD_ID(msgid) ((msgid >> BFA_LOG_MODID_OFFSET) & 0xff)
#define BFA_LOG_GET_MSG_IDX(msgid) (msgid & 0xffff)
#define BFA_LOG_GET_MSG_ID(msgdef) ((msgdef)->msg_id)
#define BFA_LOG_GET_MSG_FMT_STRING(msgdef) ((msgdef)->message)
#define BFA_LOG_GET_SEVERITY(msgdef) ((msgdef)->severity)

/*
 * Event attributes
 */
#define BFA_LOG_ATTR_NONE	0
#define BFA_LOG_ATTR_AUDIT	1
#define BFA_LOG_ATTR_LOG	2
#define BFA_LOG_ATTR_FFDC	4

#define BFA_LOG_CREATE_ID(msw, lsw) \
	(((u32)msw << BFA_LOG_MODID_OFFSET) | lsw)

struct bfa_log_mod_s;

/**
 * callback function
 */
typedef void (*bfa_log_cb_t)(struct bfa_log_mod_s *log_mod, u32 msg_id,
			const char *format, ...);


struct bfa_log_mod_s {
	char		instance_info[BFA_STRING_32];	/*  instance info */
	int		log_level[BFA_LOG_MODULE_ID_MAX + 1];
						/*  log level for modules */
	bfa_log_cb_t	cbfn; 			/*  callback function */
};

extern int bfa_log_init(struct bfa_log_mod_s *log_mod,
			char *instance_name, bfa_log_cb_t cbfn);
extern int bfa_log(struct bfa_log_mod_s *log_mod, u32 msg_id, ...);
extern bfa_status_t bfa_log_set_level(struct bfa_log_mod_s *log_mod,
			int mod_id, enum bfa_log_severity log_level);
extern bfa_status_t bfa_log_set_level_all(struct bfa_log_mod_s *log_mod,
			enum bfa_log_severity log_level);
extern bfa_status_t bfa_log_set_level_aen(struct bfa_log_mod_s *log_mod,
			enum bfa_log_severity log_level);
extern enum bfa_log_severity bfa_log_get_level(struct bfa_log_mod_s *log_mod,
			int mod_id);
extern enum bfa_log_severity bfa_log_get_msg_level(
			struct bfa_log_mod_s *log_mod, u32 msg_id);
/*
 * array of messages generated from xml files
 */
extern struct bfa_log_msgdef_s bfa_log_msg_array[];

#endif