1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * QLogic FCoE Offload Driver
4 * Copyright (c) 2016-2018 Cavium Inc.
9 #include <linux/types.h>
10 #include <linux/kernel.h>
11 #include <linux/compiler.h>
12 #include <linux/string.h>
13 #include <linux/version.h>
14 #include <linux/pci.h>
15 #include <linux/delay.h>
16 #include <scsi/scsi_transport.h>
19 #include <linux/qed/common_hsi.h>
20 #include <linux/qed/qed_if.h>
22 extern uint qedf_debug;
24 /* Debug print level definitions */
25 #define QEDF_LOG_DEFAULT 0x1 /* Set default logging mask */
26 #define QEDF_LOG_INFO 0x2 /*
28 * MAC address, WWPN, WWNN
30 #define QEDF_LOG_DISC 0x4 /* Init, discovery, rport */
31 #define QEDF_LOG_LL2 0x8 /* LL2, VLAN logs */
32 #define QEDF_LOG_CONN 0x10 /* Connection setup, cleanup */
33 #define QEDF_LOG_EVT 0x20 /* Events, link, mtu */
34 #define QEDF_LOG_TIMER 0x40 /* Timer events */
35 #define QEDF_LOG_MP_REQ 0x80 /* Middle Path (MP) logs */
36 #define QEDF_LOG_SCSI_TM 0x100 /* SCSI Aborts, Task Mgmt */
37 #define QEDF_LOG_UNSOL 0x200 /* unsolicited event logs */
38 #define QEDF_LOG_IO 0x400 /* scsi cmd, completion */
39 #define QEDF_LOG_MQ 0x800 /* Multi Queue logs */
40 #define QEDF_LOG_BSG 0x1000 /* BSG logs */
41 #define QEDF_LOG_DEBUGFS 0x2000 /* debugFS logs */
42 #define QEDF_LOG_LPORT 0x4000 /* lport logs */
43 #define QEDF_LOG_ELS 0x8000 /* ELS logs */
44 #define QEDF_LOG_NPIV 0x10000 /* NPIV logs */
45 #define QEDF_LOG_SESS 0x20000 /* Connection setup, cleanup */
46 #define QEDF_LOG_TID 0x80000 /*
47 * FW TID context acquire
50 #define QEDF_TRACK_TID 0x100000 /*
51 * Track TID state. To be
52 * enabled only at module load
55 #define QEDF_TRACK_CMD_LIST 0x300000 /*
56 * Track active cmd list nodes,
57 * done with reference to TID,
58 * hence TRACK_TID also enabled.
60 #define QEDF_LOG_NOTICE 0x40000000 /* Notice logs */
61 #define QEDF_LOG_WARN 0x80000000 /* Warning logs */
63 #define QEDF_DEBUGFS_LOG_LEN (2 * PAGE_SIZE)
65 /* Debug context structure */
69 #ifdef CONFIG_DEBUG_FS
70 struct dentry *bdf_dentry;
74 #define QEDF_ERR(pdev, fmt, ...) \
75 qedf_dbg_err(pdev, __func__, __LINE__, fmt, ## __VA_ARGS__)
76 #define QEDF_WARN(pdev, fmt, ...) \
77 qedf_dbg_warn(pdev, __func__, __LINE__, fmt, ## __VA_ARGS__)
78 #define QEDF_NOTICE(pdev, fmt, ...) \
79 qedf_dbg_notice(pdev, __func__, __LINE__, fmt, ## __VA_ARGS__)
80 #define QEDF_INFO(pdev, level, fmt, ...) \
81 qedf_dbg_info(pdev, __func__, __LINE__, level, fmt, \
84 void qedf_dbg_err(struct qedf_dbg_ctx *qedf, const char *func, u32 line,
85 const char *fmt, ...);
87 void qedf_dbg_warn(struct qedf_dbg_ctx *qedf, const char *func, u32 line,
90 void qedf_dbg_notice(struct qedf_dbg_ctx *qedf, const char *func,
91 u32 line, const char *, ...);
93 void qedf_dbg_info(struct qedf_dbg_ctx *qedf, const char *func, u32 line,
94 u32 info, const char *fmt, ...);
96 /* GRC Dump related defines */
100 #define QEDF_UEVENT_CODE_GRCDUMP 0
102 struct sysfs_bin_attrs {
104 struct bin_attribute *attr;
107 extern int qedf_alloc_grc_dump_buf(uint8_t **buf, uint32_t len);
108 extern void qedf_free_grc_dump_buf(uint8_t **buf);
109 extern int qedf_get_grc_dump(struct qed_dev *cdev,
110 const struct qed_common_ops *common, uint8_t **buf,
112 extern void qedf_uevent_emit(struct Scsi_Host *shost, u32 code, char *msg);
113 extern int qedf_create_sysfs_attr(struct Scsi_Host *shost,
114 struct sysfs_bin_attrs *iter);
115 extern void qedf_remove_sysfs_attr(struct Scsi_Host *shost,
116 struct sysfs_bin_attrs *iter);
118 struct qedf_debugfs_ops {
120 struct qedf_list_of_funcs *qedf_funcs;
123 extern const struct qedf_debugfs_ops qedf_debugfs_ops[];
124 extern const struct file_operations qedf_dbg_fops[];
126 #ifdef CONFIG_DEBUG_FS
127 /* DebugFS related code */
128 struct qedf_list_of_funcs {
130 ssize_t (*oper_func)(struct qedf_dbg_ctx *qedf);
133 #define qedf_dbg_fileops(drv, ops) \
135 .owner = THIS_MODULE, \
136 .open = simple_open, \
137 .read = drv##_dbg_##ops##_cmd_read, \
138 .write = drv##_dbg_##ops##_cmd_write \
141 /* Used for debugfs sequential files */
142 #define qedf_dbg_fileops_seq(drv, ops) \
144 .owner = THIS_MODULE, \
145 .open = drv##_dbg_##ops##_open, \
147 .llseek = seq_lseek, \
148 .release = single_release, \
151 extern void qedf_dbg_host_init(struct qedf_dbg_ctx *qedf,
152 const struct qedf_debugfs_ops *dops,
153 const struct file_operations *fops);
154 extern void qedf_dbg_host_exit(struct qedf_dbg_ctx *qedf);
155 extern void qedf_dbg_init(char *drv_name);
156 extern void qedf_dbg_exit(void);
157 #endif /* CONFIG_DEBUG_FS */
159 #endif /* _QEDF_DBG_H_ */