1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef B43_DEBUGFS_H_
3#define B43_DEBUGFS_H_
4
5struct b43_wldev;
6struct b43_txstatus;
7
8enum b43_dyndbg {		/* Dynamic debugging features */
9	B43_DBG_XMITPOWER,
10	B43_DBG_DMAOVERFLOW,
11	B43_DBG_DMAVERBOSE,
12	B43_DBG_PWORK_FAST,
13	B43_DBG_PWORK_STOP,
14	B43_DBG_LO,
15	B43_DBG_FIRMWARE,
16	B43_DBG_KEYS,
17	B43_DBG_VERBOSESTATS,
18	__B43_NR_DYNDBG,
19};
20
21#ifdef CONFIG_B43_DEBUG
22
23struct dentry;
24
25#define B43_NR_LOGGED_TXSTATUS	100
26
27struct b43_txstatus_log {
28	/* This structure is protected by wl->mutex */
29
30	struct b43_txstatus *log;
31	int end;
32};
33
34struct b43_dfs_file {
35	struct dentry *dentry;
36	char *buffer;
37	size_t data_len;
38};
39
40struct b43_dfsentry {
41	struct b43_wldev *dev;
42	struct dentry *subdir;
43
44	struct b43_dfs_file file_shm16read;
45	struct b43_dfs_file file_shm16write;
46	struct b43_dfs_file file_shm32read;
47	struct b43_dfs_file file_shm32write;
48	struct b43_dfs_file file_mmio16read;
49	struct b43_dfs_file file_mmio16write;
50	struct b43_dfs_file file_mmio32read;
51	struct b43_dfs_file file_mmio32write;
52	struct b43_dfs_file file_txstat;
53	struct b43_dfs_file file_txpower_g;
54	struct b43_dfs_file file_restart;
55	struct b43_dfs_file file_loctls;
56
57	struct b43_txstatus_log txstatlog;
58
59	/* The cached address for the next mmio16read file read */
60	u16 mmio16read_next;
61	/* The cached address for the next mmio32read file read */
62	u16 mmio32read_next;
63
64	/* The cached address for the next shm16read file read */
65	u32 shm16read_routing_next;
66	u32 shm16read_addr_next;
67	/* The cached address for the next shm32read file read */
68	u32 shm32read_routing_next;
69	u32 shm32read_addr_next;
70
71	/* Enabled/Disabled list for the dynamic debugging features. */
72	bool dyn_debug[__B43_NR_DYNDBG];
73	/* Dentries for the dynamic debugging entries. */
74	struct dentry *dyn_debug_dentries[__B43_NR_DYNDBG];
75};
76
77bool b43_debug(struct b43_wldev *dev, enum b43_dyndbg feature);
78
79void b43_debugfs_init(void);
80void b43_debugfs_exit(void);
81void b43_debugfs_add_device(struct b43_wldev *dev);
82void b43_debugfs_remove_device(struct b43_wldev *dev);
83void b43_debugfs_log_txstat(struct b43_wldev *dev,
84			    const struct b43_txstatus *status);
85
86#else /* CONFIG_B43_DEBUG */
87
88static inline bool b43_debug(struct b43_wldev *dev, enum b43_dyndbg feature)
89{
90	return false;
91}
92
93static inline void b43_debugfs_init(void)
94{
95}
96static inline void b43_debugfs_exit(void)
97{
98}
99static inline void b43_debugfs_add_device(struct b43_wldev *dev)
100{
101}
102static inline void b43_debugfs_remove_device(struct b43_wldev *dev)
103{
104}
105static inline void b43_debugfs_log_txstat(struct b43_wldev *dev,
106					  const struct b43_txstatus *status)
107{
108}
109
110#endif /* CONFIG_B43_DEBUG */
111
112#endif /* B43_DEBUGFS_H_ */
113