summaryrefslogtreecommitdiffstats
path: root/drivers/scsi/qedf/qedf_dbg.h
blob: dd0109653aa32d18ade66046947efbed5dc93265 (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
/*
 *  QLogic FCoE Offload Driver
 *  Copyright (c) 2016-2018 Cavium Inc.
 *
 *  This software is available under the terms of the GNU General Public License
 *  (GPL) Version 2, available from the file COPYING in the main directory of
 *  this source tree.
 */
#ifndef _QEDF_DBG_H_
#define _QEDF_DBG_H_

#include <linux/types.h>
#include <linux/kernel.h>
#include <linux/compiler.h>
#include <linux/string.h>
#include <linux/version.h>
#include <linux/pci.h>
#include <linux/delay.h>
#include <scsi/scsi_transport.h>
#include <linux/fs.h>

#include <linux/qed/common_hsi.h>
#include <linux/qed/qed_if.h>

extern uint qedf_debug;

/* Debug print level definitions */
#define QEDF_LOG_DEFAULT	0x1		/* Set default logging mask */
#define QEDF_LOG_INFO		0x2		/*
						 * Informational logs,
						 * MAC address, WWPN, WWNN
						 */
#define QEDF_LOG_DISC		0x4		/* Init, discovery, rport */
#define QEDF_LOG_LL2		0x8		/* LL2, VLAN logs */
#define QEDF_LOG_CONN		0x10		/* Connection setup, cleanup */
#define QEDF_LOG_EVT		0x20		/* Events, link, mtu */
#define QEDF_LOG_TIMER		0x40		/* Timer events */
#define QEDF_LOG_MP_REQ	0x80		/* Middle Path (MP) logs */
#define QEDF_LOG_SCSI_TM	0x100		/* SCSI Aborts, Task Mgmt */
#define QEDF_LOG_UNSOL		0x200		/* unsolicited event logs */
#define QEDF_LOG_IO		0x400		/* scsi cmd, completion */
#define QEDF_LOG_MQ		0x800		/* Multi Queue logs */
#define QEDF_LOG_BSG		0x1000		/* BSG logs */
#define QEDF_LOG_DEBUGFS	0x2000		/* debugFS logs */
#define QEDF_LOG_LPORT		0x4000		/* lport logs */
#define QEDF_LOG_ELS		0x8000		/* ELS logs */
#define QEDF_LOG_NPIV		0x10000		/* NPIV logs */
#define QEDF_LOG_SESS		0x20000		/* Conection setup, cleanup */
#define QEDF_LOG_TID		0x80000         /*
						 * FW TID context acquire
						 * free
						 */
#define QEDF_TRACK_TID		0x100000        /*
						 * Track TID state. To be
						 * enabled only at module load
						 * and not run-time.
						 */
#define QEDF_TRACK_CMD_LIST    0x300000        /*
						* Track active cmd list nodes,
						* done with reference to TID,
						* hence TRACK_TID also enabled.
						*/
#define QEDF_LOG_NOTICE	0x40000000	/* Notice logs */
#define QEDF_LOG_WARN		0x80000000	/* Warning logs */

/* Debug context structure */
struct qedf_dbg_ctx {
	unsigned int host_no;
	struct pci_dev *pdev;
#ifdef CONFIG_DEBUG_FS
	struct dentry *bdf_dentry;
#endif
};

#define QEDF_ERR(pdev, fmt, ...)	\
		qedf_dbg_err(pdev, __func__, __LINE__, fmt, ## __VA_ARGS__)
#define QEDF_WARN(pdev, fmt, ...)	\
		qedf_dbg_warn(pdev, __func__, __LINE__, fmt, ## __VA_ARGS__)
#define QEDF_NOTICE(pdev, fmt, ...)	\
		qedf_dbg_notice(pdev, __func__, __LINE__, fmt, ## __VA_ARGS__)
#define QEDF_INFO(pdev, level, fmt, ...)	\
		qedf_dbg_info(pdev, __func__, __LINE__, level, fmt,	\
			      ## __VA_ARGS__)
__printf(4, 5)
void qedf_dbg_err(struct qedf_dbg_ctx *qedf, const char *func, u32 line,
			  const char *fmt, ...);
__printf(4, 5)
void qedf_dbg_warn(struct qedf_dbg_ctx *qedf, const char *func, u32 line,
			   const char *, ...);
__printf(4, 5)
void qedf_dbg_notice(struct qedf_dbg_ctx *qedf, const char *func,
			    u32 line, const char *, ...);
__printf(5, 6)
void qedf_dbg_info(struct qedf_dbg_ctx *qedf, const char *func, u32 line,
			  u32 info, const char *fmt, ...);

/* GRC Dump related defines */

struct Scsi_Host;

#define QEDF_UEVENT_CODE_GRCDUMP 0

struct sysfs_bin_attrs {
	char *name;
	struct bin_attribute *attr;
};

extern int qedf_alloc_grc_dump_buf(uint8_t **buf, uint32_t len);
extern void qedf_free_grc_dump_buf(uint8_t **buf);
extern int qedf_get_grc_dump(struct qed_dev *cdev,
			     const struct qed_common_ops *common, uint8_t **buf,
			     uint32_t *grcsize);
extern void qedf_uevent_emit(struct Scsi_Host *shost, u32 code, char *msg);
extern int qedf_create_sysfs_attr(struct Scsi_Host *shost,
				   struct sysfs_bin_attrs *iter);
extern void qedf_remove_sysfs_attr(struct Scsi_Host *shost,
				    struct sysfs_bin_attrs *iter);

struct qedf_debugfs_ops {
	char *name;
	struct qedf_list_of_funcs *qedf_funcs;
};

extern const struct qedf_debugfs_ops qedf_debugfs_ops[];
extern const struct file_operations qedf_dbg_fops[];

#ifdef CONFIG_DEBUG_FS
/* DebugFS related code */
struct qedf_list_of_funcs {
	char *oper_str;
	ssize_t (*oper_func)(struct qedf_dbg_ctx *qedf);
};

#define qedf_dbg_fileops(drv, ops) \
{ \
	.owner  = THIS_MODULE, \
	.open   = simple_open, \
	.read   = drv##_dbg_##ops##_cmd_read, \
	.write  = drv##_dbg_##ops##_cmd_write \
}

/* Used for debugfs sequential files */
#define qedf_dbg_fileops_seq(drv, ops) \
{ \
	.owner = THIS_MODULE, \
	.open = drv##_dbg_##ops##_open, \
	.read = seq_read, \
	.llseek = seq_lseek, \
	.release = single_release, \
}

extern void qedf_dbg_host_init(struct qedf_dbg_ctx *qedf,
				const struct qedf_debugfs_ops *dops,
				const struct file_operations *fops);
extern void qedf_dbg_host_exit(struct qedf_dbg_ctx *qedf);
extern void qedf_dbg_init(char *drv_name);
extern void qedf_dbg_exit(void);
#endif /* CONFIG_DEBUG_FS */

#endif /* _QEDF_DBG_H_ */