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 char *buffer;
36 size_t data_len;
37 };
38
39 struct b43_dfsentry {
40 struct b43_wldev *dev;
41 struct dentry *subdir;
42
43 struct b43_dfs_file file_shm16read;
44 struct b43_dfs_file file_shm16write;
45 struct b43_dfs_file file_shm32read;
46 struct b43_dfs_file file_shm32write;
47 struct b43_dfs_file file_mmio16read;
48 struct b43_dfs_file file_mmio16write;
49 struct b43_dfs_file file_mmio32read;
50 struct b43_dfs_file file_mmio32write;
51 struct b43_dfs_file file_txstat;
52 struct b43_dfs_file file_txpower_g;
53 struct b43_dfs_file file_restart;
54 struct b43_dfs_file file_loctls;
55
56 struct b43_txstatus_log txstatlog;
57
58 /* The cached address for the next mmio16read file read */
59 u16 mmio16read_next;
60 /* The cached address for the next mmio32read file read */
61 u16 mmio32read_next;
62
63 /* The cached address for the next shm16read file read */
64 u32 shm16read_routing_next;
65 u32 shm16read_addr_next;
66 /* The cached address for the next shm32read file read */
67 u32 shm32read_routing_next;
68 u32 shm32read_addr_next;
69
70 /* Enabled/Disabled list for the dynamic debugging features. */
71 bool dyn_debug[__B43_NR_DYNDBG];
72 };
73
74 bool b43_debug(struct b43_wldev *dev, enum b43_dyndbg feature);
75
76 void b43_debugfs_init(void);
77 void b43_debugfs_exit(void);
78 void b43_debugfs_add_device(struct b43_wldev *dev);
79 void b43_debugfs_remove_device(struct b43_wldev *dev);
80 void b43_debugfs_log_txstat(struct b43_wldev *dev,
81 const struct b43_txstatus *status);
82
83 #else /* CONFIG_B43_DEBUG */
84
b43_debug(struct b43_wldev * dev,enum b43_dyndbg feature)85 static inline bool b43_debug(struct b43_wldev *dev, enum b43_dyndbg feature)
86 {
87 return false;
88 }
89
b43_debugfs_init(void)90 static inline void b43_debugfs_init(void)
91 {
92 }
b43_debugfs_exit(void)93 static inline void b43_debugfs_exit(void)
94 {
95 }
b43_debugfs_add_device(struct b43_wldev * dev)96 static inline void b43_debugfs_add_device(struct b43_wldev *dev)
97 {
98 }
b43_debugfs_remove_device(struct b43_wldev * dev)99 static inline void b43_debugfs_remove_device(struct b43_wldev *dev)
100 {
101 }
b43_debugfs_log_txstat(struct b43_wldev * dev,const struct b43_txstatus * status)102 static inline void b43_debugfs_log_txstat(struct b43_wldev *dev,
103 const struct b43_txstatus *status)
104 {
105 }
106
107 #endif /* CONFIG_B43_DEBUG */
108
109 #endif /* B43_DEBUGFS_H_ */
110