summaryrefslogtreecommitdiff
path: root/drivers/scsi/qedi/qedi_dbg.h
blob: 0bc9c31d5a4fb954b4c1c974538b9460c4268c26 (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
/*
 * QLogic iSCSI Offload Driver
 * Copyright (c) 2016 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 _QEDI_DBG_H_
#define _QEDI_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 <scsi/scsi_transport_iscsi.h>
#include <linux/fs.h>

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

extern uint qedi_dbg_log;

/* Debug print level definitions */
#define QEDI_LOG_DEFAULT	0x1		/* Set default logging mask */
#define QEDI_LOG_INFO		0x2		/* Informational logs,
						 * MAC address, WWPN, WWNN
						 */
#define QEDI_LOG_DISC		0x4		/* Init, discovery, rport */
#define QEDI_LOG_LL2		0x8		/* LL2, VLAN logs */
#define QEDI_LOG_CONN		0x10		/* Connection setup, cleanup */
#define QEDI_LOG_EVT		0x20		/* Events, link, mtu */
#define QEDI_LOG_TIMER		0x40		/* Timer events */
#define QEDI_LOG_MP_REQ		0x80		/* Middle Path (MP) logs */
#define QEDI_LOG_SCSI_TM	0x100		/* SCSI Aborts, Task Mgmt */
#define QEDI_LOG_UNSOL		0x200		/* unsolicited event logs */
#define QEDI_LOG_IO		0x400		/* scsi cmd, completion */
#define QEDI_LOG_MQ		0x800		/* Multi Queue logs */
#define QEDI_LOG_BSG		0x1000		/* BSG logs */
#define QEDI_LOG_DEBUGFS	0x2000		/* debugFS logs */
#define QEDI_LOG_LPORT		0x4000		/* lport logs */
#define QEDI_LOG_ELS		0x8000		/* ELS logs */
#define QEDI_LOG_NPIV		0x10000		/* NPIV logs */
#define QEDI_LOG_SESS		0x20000		/* Conection setup, cleanup */
#define QEDI_LOG_UIO		0x40000		/* iSCSI UIO logs */
#define QEDI_LOG_TID		0x80000         /* FW TID context acquire,
						 * free
						 */
#define QEDI_TRACK_TID		0x100000        /* Track TID state. To be
						 * enabled only at module load
						 * and not run-time.
						 */
#define QEDI_TRACK_CMD_LIST    0x300000        /* Track active cmd list nodes,
						* done with reference to TID,
						* hence TRACK_TID also enabled.
						*/
#define QEDI_LOG_NOTICE		0x40000000	/* Notice logs */
#define QEDI_LOG_WARN		0x80000000	/* Warning logs */

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

#define QEDI_ERR(pdev, fmt, ...)	\
		qedi_dbg_err(pdev, __func__, __LINE__, fmt, ## __VA_ARGS__)
#define QEDI_WARN(pdev, fmt, ...)	\
		qedi_dbg_warn(pdev, __func__, __LINE__, fmt, ## __VA_ARGS__)
#define QEDI_NOTICE(pdev, fmt, ...)	\
		qedi_dbg_notice(pdev, __func__, __LINE__, fmt, ## __VA_ARGS__)
#define QEDI_INFO(pdev, level, fmt, ...)	\
		qedi_dbg_info(pdev, __func__, __LINE__, level, fmt,	\
			      ## __VA_ARGS__)

void qedi_dbg_err(struct qedi_dbg_ctx *qedi, const char *func, u32 line,
		  const char *fmt, ...);
void qedi_dbg_warn(struct qedi_dbg_ctx *qedi, const char *func, u32 line,
		   const char *fmt, ...);
void qedi_dbg_notice(struct qedi_dbg_ctx *qedi, const char *func, u32 line,
		     const char *fmt, ...);
void qedi_dbg_info(struct qedi_dbg_ctx *qedi, const char *func, u32 line,
		   u32 info, const char *fmt, ...);

struct Scsi_Host;

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

int qedi_create_sysfs_attr(struct Scsi_Host *shost,
			   struct sysfs_bin_attrs *iter);
void qedi_remove_sysfs_attr(struct Scsi_Host *shost,
			    struct sysfs_bin_attrs *iter);

/* DebugFS related code */
struct qedi_list_of_funcs {
	char *oper_str;
	ssize_t (*oper_func)(struct qedi_dbg_ctx *qedi);
};

struct qedi_debugfs_ops {
	char *name;
	struct qedi_list_of_funcs *qedi_funcs;
};

#define qedi_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 qedi_dbg_fileops_seq(drv, ops) \
{ \
	.owner = THIS_MODULE, \
	.open = drv##_dbg_##ops##_open, \
	.read = seq_read, \
	.llseek = seq_lseek, \
	.release = single_release, \
}

void qedi_dbg_host_init(struct qedi_dbg_ctx *qedi,
			const struct qedi_debugfs_ops *dops,
			const struct file_operations *fops);
void qedi_dbg_host_exit(struct qedi_dbg_ctx *qedi);
void qedi_dbg_init(char *drv_name);
void qedi_dbg_exit(void);

#endif /* _QEDI_DBG_H_ */