1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef B43_DEBUGFS_H_
3 #define B43_DEBUGFS_H_
4
5 struct b43_wldev;
6 struct b43_txstatus;
7
8 enum 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
23 struct dentry;
24
25 #define B43_NR_LOGGED_TXSTATUS 100
26
27 struct b43_txstatus_log {
28 /* This structure is protected by wl->mutex */
29
30 struct b43_txstatus *log;
31 int end;
32 };
33
34 struct b43_dfs_file {
35 struct dentry *dentry;
36 char *buffer;
37 size_t data_len;
38 };
39
40 struct 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
77 bool b43_debug(struct b43_wldev *dev, enum b43_dyndbg feature);
78
79 void b43_debugfs_init(void);
80 void b43_debugfs_exit(void);
81 void b43_debugfs_add_device(struct b43_wldev *dev);
82 void b43_debugfs_remove_device(struct b43_wldev *dev);
83 void b43_debugfs_log_txstat(struct b43_wldev *dev,
84 const struct b43_txstatus *status);
85
86 #else /* CONFIG_B43_DEBUG */
87
b43_debug(struct b43_wldev * dev,enum b43_dyndbg feature)88 static inline bool b43_debug(struct b43_wldev *dev, enum b43_dyndbg feature)
89 {
90 return false;
91 }
92
b43_debugfs_init(void)93 static inline void b43_debugfs_init(void)
94 {
95 }
b43_debugfs_exit(void)96 static inline void b43_debugfs_exit(void)
97 {
98 }
b43_debugfs_add_device(struct b43_wldev * dev)99 static inline void b43_debugfs_add_device(struct b43_wldev *dev)
100 {
101 }
b43_debugfs_remove_device(struct b43_wldev * dev)102 static inline void b43_debugfs_remove_device(struct b43_wldev *dev)
103 {
104 }
b43_debugfs_log_txstat(struct b43_wldev * dev,const struct b43_txstatus * status)105 static 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