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_ */