aboutsummaryrefslogtreecommitdiff
path: root/drivers/net/wireless/ath/ath9k/debug.h
blob: 23298b90b52b307b49ddd827bdbc58b133cbae14 (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
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
/*
 * Copyright (c) 2008-2009 Atheros Communications Inc.
 *
 * Permission to use, copy, modify, and/or distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 */

#ifndef DEBUG_H
#define DEBUG_H

enum ATH_DEBUG {
	ATH_DBG_RESET		= 0x00000001,
	ATH_DBG_QUEUE		= 0x00000002,
	ATH_DBG_EEPROM		= 0x00000004,
	ATH_DBG_CALIBRATE	= 0x00000008,
	ATH_DBG_INTERRUPT	= 0x00000010,
	ATH_DBG_REGULATORY	= 0x00000020,
	ATH_DBG_ANI		= 0x00000040,
	ATH_DBG_XMIT		= 0x00000080,
	ATH_DBG_BEACON		= 0x00000100,
	ATH_DBG_CONFIG		= 0x00000200,
	ATH_DBG_FATAL		= 0x00000400,
	ATH_DBG_ANY		= 0xffffffff
};

#define DBG_DEFAULT (ATH_DBG_FATAL)

#ifdef CONFIG_ATH9K_DEBUG

/**
 * struct ath_interrupt_stats - Contains statistics about interrupts
 * @total: Total no. of interrupts generated so far
 * @rxok: RX with no errors
 * @rxeol: RX with no more RXDESC available
 * @rxorn: RX FIFO overrun
 * @txok: TX completed at the requested rate
 * @txurn: TX FIFO underrun
 * @mib: MIB regs reaching its threshold
 * @rxphyerr: RX with phy errors
 * @rx_keycache_miss: RX with key cache misses
 * @swba: Software Beacon Alert
 * @bmiss: Beacon Miss
 * @bnr: Beacon Not Ready
 * @cst: Carrier Sense TImeout
 * @gtt: Global TX Timeout
 * @tim: RX beacon TIM occurrence
 * @cabend: RX End of CAB traffic
 * @dtimsync: DTIM sync lossage
 * @dtim: RX Beacon with DTIM
 */
struct ath_interrupt_stats {
	u32 total;
	u32 rxok;
	u32 rxeol;
	u32 rxorn;
	u32 txok;
	u32 txeol;
	u32 txurn;
	u32 mib;
	u32 rxphyerr;
	u32 rx_keycache_miss;
	u32 swba;
	u32 bmiss;
	u32 bnr;
	u32 cst;
	u32 gtt;
	u32 tim;
	u32 cabend;
	u32 dtimsync;
	u32 dtim;
};

struct ath_legacy_rc_stats {
	u32 success;
};

struct ath_11n_rc_stats {
	u32 success;
	u32 retries;
	u32 xretries;
	u8 per;
};

struct ath_stats {
	struct ath_interrupt_stats istats;
	struct ath_legacy_rc_stats legacy_rcstats[12];	/* max(11a,11b,11g) */
	struct ath_11n_rc_stats n_rcstats[16];		/* 0..15 MCS rates */
};

struct ath9k_debug {
	int debug_mask;
	struct dentry *debugfs_phy;
	struct dentry *debugfs_dma;
	struct dentry *debugfs_interrupt;
	struct dentry *debugfs_rcstat;
	struct dentry *debugfs_wiphy;
	struct ath_stats stats;
};

void DPRINTF(struct ath_softc *sc, int dbg_mask, const char *fmt, ...);
int ath9k_init_debug(struct ath_softc *sc);
void ath9k_exit_debug(struct ath_softc *sc);
int ath9k_debug_create_root(void);
void ath9k_debug_remove_root(void);
void ath_debug_stat_interrupt(struct ath_softc *sc, enum ath9k_int status);
void ath_debug_stat_rc(struct ath_softc *sc, struct sk_buff *skb);
void ath_debug_stat_retries(struct ath_softc *sc, int rix,
			    int xretries, int retries, u8 per);

#else

static inline void DPRINTF(struct ath_softc *sc, int dbg_mask,
			   const char *fmt, ...)
{
}

static inline int ath9k_init_debug(struct ath_softc *sc)
{
	return 0;
}

static inline void ath9k_exit_debug(struct ath_softc *sc)
{
}

static inline int ath9k_debug_create_root(void)
{
	return 0;
}

static inline void ath9k_debug_remove_root(void)
{
}

static inline void ath_debug_stat_interrupt(struct ath_softc *sc,
					    enum ath9k_int status)
{
}

static inline void ath_debug_stat_rc(struct ath_softc *sc,
				     struct sk_buff *skb)
{
}

static inline void ath_debug_stat_retries(struct ath_softc *sc, int rix,
					  int xretries, int retries, u8 per)
{
}

#endif /* CONFIG_ATH9K_DEBUG */

#endif /* DEBUG_H */