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/pci.h>
14 #include <linux/delay.h>
15 #include <scsi/scsi_transport.h>
18 #include <linux/qed/common_hsi.h>
19 #include <linux/qed/qed_if.h>
21 extern uint qedf_debug;
23 /* Debug print level definitions */
24 #define QEDF_LOG_DEFAULT 0x1 /* Set default logging mask */
25 #define QEDF_LOG_INFO 0x2 /*
27 * MAC address, WWPN, WWNN
29 #define QEDF_LOG_DISC 0x4 /* Init, discovery, rport */
30 #define QEDF_LOG_LL2 0x8 /* LL2, VLAN logs */
31 #define QEDF_LOG_CONN 0x10 /* Connection setup, cleanup */
32 #define QEDF_LOG_EVT 0x20 /* Events, link, mtu */
33 #define QEDF_LOG_TIMER 0x40 /* Timer events */
34 #define QEDF_LOG_MP_REQ 0x80 /* Middle Path (MP) logs */
35 #define QEDF_LOG_SCSI_TM 0x100 /* SCSI Aborts, Task Mgmt */
36 #define QEDF_LOG_UNSOL 0x200 /* unsolicited event logs */
37 #define QEDF_LOG_IO 0x400 /* scsi cmd, completion */
38 #define QEDF_LOG_MQ 0x800 /* Multi Queue logs */
39 #define QEDF_LOG_BSG 0x1000 /* BSG logs */
40 #define QEDF_LOG_DEBUGFS 0x2000 /* debugFS logs */
41 #define QEDF_LOG_LPORT 0x4000 /* lport logs */
42 #define QEDF_LOG_ELS 0x8000 /* ELS logs */
43 #define QEDF_LOG_NPIV 0x10000 /* NPIV logs */
44 #define QEDF_LOG_SESS 0x20000 /* Connection setup, cleanup */
45 #define QEDF_LOG_TID 0x80000 /*
46 * FW TID context acquire
49 #define QEDF_TRACK_TID 0x100000 /*
50 * Track TID state. To be
51 * enabled only at module load
54 #define QEDF_TRACK_CMD_LIST 0x300000 /*
55 * Track active cmd list nodes,
56 * done with reference to TID,
57 * hence TRACK_TID also enabled.
59 #define QEDF_LOG_NOTICE 0x40000000 /* Notice logs */
60 #define QEDF_LOG_WARN 0x80000000 /* Warning logs */
62 #define QEDF_DEBUGFS_LOG_LEN (2 * PAGE_SIZE)
64 /* Debug context structure */
68 #ifdef CONFIG_DEBUG_FS
69 struct dentry *bdf_dentry;
73 #define QEDF_ERR(pdev, fmt, ...) \
74 qedf_dbg_err(pdev, __func__, __LINE__, fmt, ## __VA_ARGS__)
75 #define QEDF_WARN(pdev, fmt, ...) \
76 qedf_dbg_warn(pdev, __func__, __LINE__, fmt, ## __VA_ARGS__)
77 #define QEDF_NOTICE(pdev, fmt, ...) \
78 qedf_dbg_notice(pdev, __func__, __LINE__, fmt, ## __VA_ARGS__)
79 #define QEDF_INFO(pdev, level, fmt, ...) \
80 qedf_dbg_info(pdev, __func__, __LINE__, level, fmt, \
83 void qedf_dbg_err(struct qedf_dbg_ctx *qedf, const char *func, u32 line,
84 const char *fmt, ...);
86 void qedf_dbg_warn(struct qedf_dbg_ctx *qedf, const char *func, u32 line,
89 void qedf_dbg_notice(struct qedf_dbg_ctx *qedf, const char *func,
90 u32 line, const char *, ...);
92 void qedf_dbg_info(struct qedf_dbg_ctx *qedf, const char *func, u32 line,
93 u32 info, const char *fmt, ...);
95 /* GRC Dump related defines */
99 #define QEDF_UEVENT_CODE_GRCDUMP 0
101 struct sysfs_bin_attrs {
103 struct bin_attribute *attr;
106 extern int qedf_alloc_grc_dump_buf(uint8_t **buf, uint32_t len);
107 extern void qedf_free_grc_dump_buf(uint8_t **buf);
108 extern int qedf_get_grc_dump(struct qed_dev *cdev,
109 const struct qed_common_ops *common, uint8_t **buf,
111 extern void qedf_uevent_emit(struct Scsi_Host *shost, u32 code, char *msg);
112 extern int qedf_create_sysfs_attr(struct Scsi_Host *shost,
113 struct sysfs_bin_attrs *iter);
114 extern void qedf_remove_sysfs_attr(struct Scsi_Host *shost,
115 struct sysfs_bin_attrs *iter);
117 struct qedf_debugfs_ops {
119 struct qedf_list_of_funcs *qedf_funcs;
122 extern const struct qedf_debugfs_ops qedf_debugfs_ops[];
123 extern const struct file_operations qedf_dbg_fops[];
125 #ifdef CONFIG_DEBUG_FS
126 /* DebugFS related code */
127 struct qedf_list_of_funcs {
129 ssize_t (*oper_func)(struct qedf_dbg_ctx *qedf);
132 #define qedf_dbg_fileops(drv, ops) \
134 .owner = THIS_MODULE, \
135 .open = simple_open, \
136 .read = drv##_dbg_##ops##_cmd_read, \
137 .write = drv##_dbg_##ops##_cmd_write \
140 /* Used for debugfs sequential files */
141 #define qedf_dbg_fileops_seq(drv, ops) \
143 .owner = THIS_MODULE, \
144 .open = drv##_dbg_##ops##_open, \
146 .llseek = seq_lseek, \
147 .release = single_release, \
150 extern void qedf_dbg_host_init(struct qedf_dbg_ctx *qedf,
151 const struct qedf_debugfs_ops *dops,
152 const struct file_operations *fops);
153 extern void qedf_dbg_host_exit(struct qedf_dbg_ctx *qedf);
154 extern void qedf_dbg_init(char *drv_name);
155 extern void qedf_dbg_exit(void);
156 #endif /* CONFIG_DEBUG_FS */
158 #endif /* _QEDF_DBG_H_ */