1/*
2 * Copyright (c) 2010 Broadcom Corporation
3 *
4 * Permission to use, copy, modify, and/or distribute this software for any
5 * purpose with or without fee is hereby granted, provided that the above
6 * copyright notice and this permission notice appear in all copies.
7 *
8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
11 * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
13 * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
14 * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
15 */
16
17#ifndef BRCMFMAC_DEBUG_H
18#define BRCMFMAC_DEBUG_H
19
20/* message levels */
21#define BRCMF_TRACE_VAL		0x00000002
22#define BRCMF_INFO_VAL		0x00000004
23#define BRCMF_DATA_VAL		0x00000008
24#define BRCMF_CTL_VAL		0x00000010
25#define BRCMF_TIMER_VAL		0x00000020
26#define BRCMF_HDRS_VAL		0x00000040
27#define BRCMF_BYTES_VAL		0x00000080
28#define BRCMF_INTR_VAL		0x00000100
29#define BRCMF_GLOM_VAL		0x00000200
30#define BRCMF_EVENT_VAL		0x00000400
31#define BRCMF_BTA_VAL		0x00000800
32#define BRCMF_FIL_VAL		0x00001000
33#define BRCMF_USB_VAL		0x00002000
34#define BRCMF_SCAN_VAL		0x00004000
35#define BRCMF_CONN_VAL		0x00008000
36#define BRCMF_BCDC_VAL		0x00010000
37#define BRCMF_SDIO_VAL		0x00020000
38#define BRCMF_MSGBUF_VAL	0x00040000
39#define BRCMF_PCIE_VAL		0x00080000
40
41/* set default print format */
42#undef pr_fmt
43#define pr_fmt(fmt)		KBUILD_MODNAME ": " fmt
44
45/* Macro for error messages. net_ratelimit() is used when driver
46 * debugging is not selected. When debugging the driver error
47 * messages are as important as other tracing or even more so.
48 */
49#ifndef CONFIG_BRCM_TRACING
50#ifdef CONFIG_BRCMDBG
51#define brcmf_err(fmt, ...)	pr_err("%s: " fmt, __func__, ##__VA_ARGS__)
52#else
53#define brcmf_err(fmt, ...)						\
54	do {								\
55		if (net_ratelimit())					\
56			pr_err("%s: " fmt, __func__, ##__VA_ARGS__);	\
57	} while (0)
58#endif
59#else
60__printf(2, 3)
61void __brcmf_err(const char *func, const char *fmt, ...);
62#define brcmf_err(fmt, ...) \
63	__brcmf_err(__func__, fmt, ##__VA_ARGS__)
64#endif
65
66#if defined(DEBUG) || defined(CONFIG_BRCM_TRACING)
67__printf(3, 4)
68void __brcmf_dbg(u32 level, const char *func, const char *fmt, ...);
69#define brcmf_dbg(level, fmt, ...)				\
70do {								\
71	__brcmf_dbg(BRCMF_##level##_VAL, __func__,		\
72		    fmt, ##__VA_ARGS__);			\
73} while (0)
74#define BRCMF_DATA_ON()		(brcmf_msg_level & BRCMF_DATA_VAL)
75#define BRCMF_CTL_ON()		(brcmf_msg_level & BRCMF_CTL_VAL)
76#define BRCMF_HDRS_ON()		(brcmf_msg_level & BRCMF_HDRS_VAL)
77#define BRCMF_BYTES_ON()	(brcmf_msg_level & BRCMF_BYTES_VAL)
78#define BRCMF_GLOM_ON()		(brcmf_msg_level & BRCMF_GLOM_VAL)
79#define BRCMF_EVENT_ON()	(brcmf_msg_level & BRCMF_EVENT_VAL)
80#define BRCMF_FIL_ON()		(brcmf_msg_level & BRCMF_FIL_VAL)
81
82#else /* defined(DEBUG) || defined(CONFIG_BRCM_TRACING) */
83
84#define brcmf_dbg(level, fmt, ...) no_printk(fmt, ##__VA_ARGS__)
85
86#define BRCMF_DATA_ON()		0
87#define BRCMF_CTL_ON()		0
88#define BRCMF_HDRS_ON()		0
89#define BRCMF_BYTES_ON()	0
90#define BRCMF_GLOM_ON()		0
91#define BRCMF_EVENT_ON()	0
92#define BRCMF_FIL_ON()		0
93
94#endif /* defined(DEBUG) || defined(CONFIG_BRCM_TRACING) */
95
96#define brcmf_dbg_hex_dump(test, data, len, fmt, ...)			\
97do {									\
98	trace_brcmf_hexdump((void *)data, len);				\
99	if (test)							\
100		brcmu_dbg_hex_dump(data, len, fmt, ##__VA_ARGS__);	\
101} while (0)
102
103extern int brcmf_msg_level;
104
105struct brcmf_pub;
106#ifdef DEBUG
107void brcmf_debugfs_init(void);
108void brcmf_debugfs_exit(void);
109int brcmf_debugfs_attach(struct brcmf_pub *drvr);
110void brcmf_debugfs_detach(struct brcmf_pub *drvr);
111struct dentry *brcmf_debugfs_get_devdir(struct brcmf_pub *drvr);
112int brcmf_debugfs_add_entry(struct brcmf_pub *drvr, const char *fn,
113			    int (*read_fn)(struct seq_file *seq, void *data));
114#else
115static inline void brcmf_debugfs_init(void)
116{
117}
118static inline void brcmf_debugfs_exit(void)
119{
120}
121static inline int brcmf_debugfs_attach(struct brcmf_pub *drvr)
122{
123	return 0;
124}
125static inline void brcmf_debugfs_detach(struct brcmf_pub *drvr)
126{
127}
128static inline
129int brcmf_debugfs_add_entry(struct brcmf_pub *drvr, const char *fn,
130			    int (*read_fn)(struct seq_file *seq, void *data))
131{
132	return 0;
133}
134#endif
135
136#endif /* BRCMFMAC_DEBUG_H */
137