1/* SPDX-License-Identifier: GPL-2.0 */
 2#ifndef B43legacy_DEBUGFS_H_
 3#define B43legacy_DEBUGFS_H_
 4
 5struct b43legacy_wldev;
 6struct b43legacy_txstatus;
 7
 8enum b43legacy_dyndbg { /* Dynamic debugging features */
 9	B43legacy_DBG_XMITPOWER,
10	B43legacy_DBG_DMAOVERFLOW,
11	B43legacy_DBG_DMAVERBOSE,
12	B43legacy_DBG_PWORK_FAST,
13	B43legacy_DBG_PWORK_STOP,
14	__B43legacy_NR_DYNDBG,
15};
16
17
18#ifdef CONFIG_B43LEGACY_DEBUG
19
20struct dentry;
21
22#define B43legacy_NR_LOGGED_TXSTATUS	100
23
24struct b43legacy_txstatus_log {
25	struct b43legacy_txstatus *log;
26	int end;
27	spinlock_t lock;	/* lock for debugging */
28};
29
30struct b43legacy_dfs_file {
31	struct dentry *dentry;
32	char *buffer;
33	size_t data_len;
34};
35
36struct b43legacy_dfsentry {
37	struct b43legacy_wldev *dev;
38	struct dentry *subdir;
39
40	struct b43legacy_dfs_file file_tsf;
41	struct b43legacy_dfs_file file_ucode_regs;
42	struct b43legacy_dfs_file file_shm;
43	struct b43legacy_dfs_file file_txstat;
44	struct b43legacy_dfs_file file_txpower_g;
45	struct b43legacy_dfs_file file_restart;
46	struct b43legacy_dfs_file file_loctls;
47
48	struct b43legacy_txstatus_log txstatlog;
49
50	/* Enabled/Disabled list for the dynamic debugging features. */
51	bool dyn_debug[__B43legacy_NR_DYNDBG];
52	/* Dentries for the dynamic debugging entries. */
53	struct dentry *dyn_debug_dentries[__B43legacy_NR_DYNDBG];
54};
55
56int b43legacy_debug(struct b43legacy_wldev *dev,
57		    enum b43legacy_dyndbg feature);
58
59void b43legacy_debugfs_init(void);
60void b43legacy_debugfs_exit(void);
61void b43legacy_debugfs_add_device(struct b43legacy_wldev *dev);
62void b43legacy_debugfs_remove_device(struct b43legacy_wldev *dev);
63void b43legacy_debugfs_log_txstat(struct b43legacy_wldev *dev,
64				  const struct b43legacy_txstatus *status);
65
66#else /* CONFIG_B43LEGACY_DEBUG*/
67
68static inline
69int b43legacy_debug(struct b43legacy_wldev *dev,
70		    enum b43legacy_dyndbg feature)
71{
72	return 0;
73}
74
75static inline
76void b43legacy_debugfs_init(void) { }
77static inline
78void b43legacy_debugfs_exit(void) { }
79static inline
80void b43legacy_debugfs_add_device(struct b43legacy_wldev *dev) { }
81static inline
82void b43legacy_debugfs_remove_device(struct b43legacy_wldev *dev) { }
83static inline
84void b43legacy_debugfs_log_txstat(struct b43legacy_wldev *dev,
85				  const struct b43legacy_txstatus *status)
86				  { }
87
88#endif /* CONFIG_B43LEGACY_DEBUG*/
89
90#endif /* B43legacy_DEBUGFS_H_ */