drivers/net/wireless/broadcom/b43/debugfs.h

   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
  88 static inline bool b43_debug(struct b43_wldev *dev, enum b43_dyndbg feature)
  89 {
  90         return false;
  91 }
  92
  93 static inline void b43_debugfs_init(void)
  94 {
  95 }
  96 static inline void b43_debugfs_exit(void)
  97 {
  98 }
  99 static inline void b43_debugfs_add_device(struct b43_wldev *dev)
 100 {
 101 }
 102 static inline void b43_debugfs_remove_device(struct b43_wldev *dev)
 103 {
 104 }
 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_ */