1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
2 | /* |
3 | * QLogic iSCSI Offload Driver |
4 | * Copyright (c) 2016 Cavium Inc. |
5 | */ |
6 | |
7 | #ifndef _QEDI_DBG_H_ |
8 | #define _QEDI_DBG_H_ |
9 | |
10 | #include <linux/types.h> |
11 | #include <linux/kernel.h> |
12 | #include <linux/compiler.h> |
13 | #include <linux/string.h> |
14 | #include <linux/pci.h> |
15 | #include <linux/delay.h> |
16 | #include <scsi/scsi_transport.h> |
17 | #include <scsi/scsi_transport_iscsi.h> |
18 | #include <linux/fs.h> |
19 | |
20 | #define __PREVENT_QED_HSI__ |
21 | #include <linux/qed/common_hsi.h> |
22 | #include <linux/qed/qed_if.h> |
23 | |
24 | extern uint qedi_dbg_log; |
25 | |
26 | /* Debug print level definitions */ |
27 | #define QEDI_LOG_DEFAULT 0x1 /* Set default logging mask */ |
28 | #define QEDI_LOG_INFO 0x2 /* Informational logs, |
29 | * MAC address, WWPN, WWNN |
30 | */ |
31 | #define QEDI_LOG_DISC 0x4 /* Init, discovery, rport */ |
32 | #define QEDI_LOG_LL2 0x8 /* LL2, VLAN logs */ |
33 | #define QEDI_LOG_CONN 0x10 /* Connection setup, cleanup */ |
34 | #define QEDI_LOG_EVT 0x20 /* Events, link, mtu */ |
35 | #define QEDI_LOG_TIMER 0x40 /* Timer events */ |
36 | #define QEDI_LOG_MP_REQ 0x80 /* Middle Path (MP) logs */ |
37 | #define QEDI_LOG_SCSI_TM 0x100 /* SCSI Aborts, Task Mgmt */ |
38 | #define QEDI_LOG_UNSOL 0x200 /* unsolicited event logs */ |
39 | #define QEDI_LOG_IO 0x400 /* scsi cmd, completion */ |
40 | #define QEDI_LOG_MQ 0x800 /* Multi Queue logs */ |
41 | #define QEDI_LOG_BSG 0x1000 /* BSG logs */ |
42 | #define QEDI_LOG_DEBUGFS 0x2000 /* debugFS logs */ |
43 | #define QEDI_LOG_LPORT 0x4000 /* lport logs */ |
44 | #define QEDI_LOG_ELS 0x8000 /* ELS logs */ |
45 | #define QEDI_LOG_NPIV 0x10000 /* NPIV logs */ |
46 | #define QEDI_LOG_SESS 0x20000 /* Connection setup, cleanup */ |
47 | #define QEDI_LOG_UIO 0x40000 /* iSCSI UIO logs */ |
48 | #define QEDI_LOG_TID 0x80000 /* FW TID context acquire, |
49 | * free |
50 | */ |
51 | #define QEDI_TRACK_TID 0x100000 /* Track TID state. To be |
52 | * enabled only at module load |
53 | * and not run-time. |
54 | */ |
55 | #define QEDI_TRACK_CMD_LIST 0x300000 /* Track active cmd list nodes, |
56 | * done with reference to TID, |
57 | * hence TRACK_TID also enabled. |
58 | */ |
59 | #define QEDI_LOG_NOTICE 0x40000000 /* Notice logs */ |
60 | #define QEDI_LOG_WARN 0x80000000 /* Warning logs */ |
61 | |
62 | /* Debug context structure */ |
63 | struct qedi_dbg_ctx { |
64 | unsigned int host_no; |
65 | struct pci_dev *pdev; |
66 | #ifdef CONFIG_DEBUG_FS |
67 | struct dentry *bdf_dentry; |
68 | #endif |
69 | }; |
70 | |
71 | #define QEDI_ERR(pdev, fmt, ...) \ |
72 | qedi_dbg_err(pdev, __func__, __LINE__, fmt, ## __VA_ARGS__) |
73 | #define QEDI_WARN(pdev, fmt, ...) \ |
74 | qedi_dbg_warn(pdev, __func__, __LINE__, fmt, ## __VA_ARGS__) |
75 | #define QEDI_NOTICE(pdev, fmt, ...) \ |
76 | qedi_dbg_notice(pdev, __func__, __LINE__, fmt, ## __VA_ARGS__) |
77 | #define QEDI_INFO(pdev, level, fmt, ...) \ |
78 | qedi_dbg_info(pdev, __func__, __LINE__, level, fmt, \ |
79 | ## __VA_ARGS__) |
80 | |
81 | void qedi_dbg_err(struct qedi_dbg_ctx *qedi, const char *func, u32 line, |
82 | const char *fmt, ...); |
83 | void qedi_dbg_warn(struct qedi_dbg_ctx *qedi, const char *func, u32 line, |
84 | const char *fmt, ...); |
85 | void qedi_dbg_notice(struct qedi_dbg_ctx *qedi, const char *func, u32 line, |
86 | const char *fmt, ...); |
87 | void qedi_dbg_info(struct qedi_dbg_ctx *qedi, const char *func, u32 line, |
88 | u32 info, const char *fmt, ...); |
89 | |
90 | struct Scsi_Host; |
91 | |
92 | struct sysfs_bin_attrs { |
93 | char *name; |
94 | struct bin_attribute *attr; |
95 | }; |
96 | |
97 | int qedi_create_sysfs_attr(struct Scsi_Host *shost, |
98 | struct sysfs_bin_attrs *iter); |
99 | void qedi_remove_sysfs_attr(struct Scsi_Host *shost, |
100 | struct sysfs_bin_attrs *iter); |
101 | |
102 | /* DebugFS related code */ |
103 | struct qedi_list_of_funcs { |
104 | char *oper_str; |
105 | ssize_t (*oper_func)(struct qedi_dbg_ctx *qedi); |
106 | }; |
107 | |
108 | struct qedi_debugfs_ops { |
109 | char *name; |
110 | struct qedi_list_of_funcs *qedi_funcs; |
111 | }; |
112 | |
113 | #define qedi_dbg_fileops(drv, ops) \ |
114 | { \ |
115 | .owner = THIS_MODULE, \ |
116 | .open = simple_open, \ |
117 | .read = drv##_dbg_##ops##_cmd_read, \ |
118 | .write = drv##_dbg_##ops##_cmd_write \ |
119 | } |
120 | |
121 | /* Used for debugfs sequential files */ |
122 | #define qedi_dbg_fileops_seq(drv, ops) \ |
123 | { \ |
124 | .owner = THIS_MODULE, \ |
125 | .open = drv##_dbg_##ops##_open, \ |
126 | .read = seq_read, \ |
127 | .llseek = seq_lseek, \ |
128 | .release = single_release, \ |
129 | } |
130 | |
131 | void qedi_dbg_host_init(struct qedi_dbg_ctx *qedi, |
132 | const struct qedi_debugfs_ops *dops, |
133 | const struct file_operations *fops); |
134 | void qedi_dbg_host_exit(struct qedi_dbg_ctx *qedi); |
135 | void qedi_dbg_init(char *drv_name); |
136 | void qedi_dbg_exit(void); |
137 | |
138 | #endif /* _QEDI_DBG_H_ */ |
139 | |