drivers/net/wireless/iwmc3200wifi/debug.h

   1 /*
   2  * Intel Wireless Multicomm 3200 WiFi driver
   3  *
   4  * Copyright (C) 2009 Intel Corporation <ilw@linux.intel.com>
   5  * Samuel Ortiz <samuel.ortiz@intel.com>
   6  * Zhu Yi <yi.zhu@intel.com>
   7  *
   8  * This program is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU General Public License version
  10  * 2 as published by the Free Software Foundation.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License
  18  * along with this program; if not, write to the Free Software
  19  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
  20  * 02110-1301, USA.
  21  *
  22  */
  23
  24 #ifndef __IWM_DEBUG_H__
  25 #define __IWM_DEBUG_H__
  26
  27 #define IWM_ERR(p, f, a...) dev_err(iwm_to_dev(p), f, ## a)
  28 #define IWM_WARN(p, f, a...) dev_warn(iwm_to_dev(p), f, ## a)
  29 #define IWM_INFO(p, f, a...) dev_info(iwm_to_dev(p), f, ## a)
  30 #define IWM_CRIT(p, f, a...) dev_crit(iwm_to_dev(p), f, ## a)
  31
  32 #ifdef CONFIG_IWM_DEBUG
  33
  34 #define IWM_DEBUG_MODULE(i, level, module, f, a...)                          \
  35 do {                                                                         \
  36         if (unlikely(i->dbg.dbg_module[IWM_DM_##module] >= (IWM_DL_##level)))\
  37                 dev_printk(KERN_INFO, (iwm_to_dev(i)),               \
  38                            "%s " f, __func__ , ## a);                        \
  39 } while (0)
  40
  41 #define IWM_HEXDUMP(i, level, module, pref, buf, len)                        \
  42 do {                                                                         \
  43         if (unlikely(i->dbg.dbg_module[IWM_DM_##module] >= (IWM_DL_##level)))\
  44                 print_hex_dump(KERN_INFO, pref, DUMP_PREFIX_OFFSET,          \
  45                                16, 1, buf, len, 1);                          \
  46 } while (0)
  47
  48 #else
  49
  50 #define IWM_DEBUG_MODULE(i, level, module, f, a...)
  51 #define IWM_HEXDUMP(i, level, module, pref, buf, len)
  52
  53 #endif /* CONFIG_IWM_DEBUG */
  54
  55 /* Debug modules */
  56 enum iwm_debug_module_id {
  57         IWM_DM_BOOT = 0,
  58         IWM_DM_FW,
  59         IWM_DM_SDIO,
  60         IWM_DM_NTF,
  61         IWM_DM_RX,
  62         IWM_DM_TX,
  63         IWM_DM_MLME,
  64         IWM_DM_CMD,
  65         IWM_DM_WEXT,
  66         __IWM_DM_NR,
  67 };
  68 #define IWM_DM_DEFAULT 0
  69
  70 #define IWM_DBG_BOOT(i, l, f, a...) IWM_DEBUG_MODULE(i, l, BOOT, f, ## a)
  71 #define IWM_DBG_FW(i, l, f, a...)   IWM_DEBUG_MODULE(i, l, FW, f, ## a)
  72 #define IWM_DBG_SDIO(i, l, f, a...) IWM_DEBUG_MODULE(i, l, SDIO, f, ## a)
  73 #define IWM_DBG_NTF(i, l, f, a...)  IWM_DEBUG_MODULE(i, l, NTF, f, ## a)
  74 #define IWM_DBG_RX(i, l, f, a...)   IWM_DEBUG_MODULE(i, l, RX, f, ## a)
  75 #define IWM_DBG_TX(i, l, f, a...)   IWM_DEBUG_MODULE(i, l, TX, f, ## a)
  76 #define IWM_DBG_MLME(i, l, f, a...) IWM_DEBUG_MODULE(i, l, MLME, f, ## a)
  77 #define IWM_DBG_CMD(i, l, f, a...)  IWM_DEBUG_MODULE(i, l, CMD, f, ## a)
  78 #define IWM_DBG_WEXT(i, l, f, a...) IWM_DEBUG_MODULE(i, l, WEXT, f, ## a)
  79
  80 /* Debug levels */
  81 enum iwm_debug_level {
  82         IWM_DL_NONE = 0,
  83         IWM_DL_ERR,
  84         IWM_DL_WARN,
  85         IWM_DL_INFO,
  86         IWM_DL_DBG,
  87 };
  88 #define IWM_DL_DEFAULT IWM_DL_ERR
  89
  90 struct iwm_debugfs {
  91         struct iwm_priv *iwm;
  92         struct dentry *rootdir;
  93         struct dentry *devdir;
  94         struct dentry *dbgdir;
  95         struct dentry *txdir;
  96         struct dentry *rxdir;
  97         struct dentry *busdir;
  98
  99         u32 dbg_level;
 100         struct dentry *dbg_level_dentry;
 101
 102         unsigned long dbg_modules;
 103         struct dentry *dbg_modules_dentry;
 104
 105         u8 dbg_module[__IWM_DM_NR];
 106         struct dentry *dbg_module_dentries[__IWM_DM_NR];
 107
 108         struct dentry *txq_dentry;
 109         struct dentry *tx_credit_dentry;
 110         struct dentry *rx_ticket_dentry;
 111
 112         struct dentry *fw_err_dentry;
 113 };
 114
 115 #ifdef CONFIG_IWM_DEBUG
 116 void iwm_debugfs_init(struct iwm_priv *iwm);
 117 void iwm_debugfs_exit(struct iwm_priv *iwm);
 118 #else
 119 static inline void iwm_debugfs_init(struct iwm_priv *iwm) {}
 120 static inline void iwm_debugfs_exit(struct iwm_priv *iwm) {}
 121 #endif
 122
 123 #endif