drivers/net/wireless/iwlwifi/iwl-debug.h

   1 /******************************************************************************
   2  *
   3  * Copyright(c) 2003 - 2011 Intel Corporation. All rights reserved.
   4  *
   5  * Portions of this file are derived from the ipw3945 project.
   6  *
   7  * This program is free software; you can redistribute it and/or modify it
   8  * under the terms of version 2 of the GNU General Public License as
   9  * published by the Free Software Foundation.
  10  *
  11  * This program is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  14  * more details.
  15  *
  16  * You should have received a copy of the GNU General Public License along with
  17  * this program; if not, write to the Free Software Foundation, Inc.,
  18  * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
  19  *
  20  * The full GNU General Public License is included in this distribution in the
  21  * file called LICENSE.
  22  *
  23  * Contact Information:
  24  *  Intel Linux Wireless <ilw@linux.intel.com>
  25  * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
  26  *
  27  *****************************************************************************/
  28
  29 #ifndef __iwl_debug_h__
  30 #define __iwl_debug_h__
  31
  32 struct iwl_priv;
  33 extern u32 iwl_debug_level;
  34
  35 #define IWL_ERR(p, f, a...) dev_err(&((p)->pci_dev->dev), f, ## a)
  36 #define IWL_WARN(p, f, a...) dev_warn(&((p)->pci_dev->dev), f, ## a)
  37 #define IWL_INFO(p, f, a...) dev_info(&((p)->pci_dev->dev), f, ## a)
  38 #define IWL_CRIT(p, f, a...) dev_crit(&((p)->pci_dev->dev), f, ## a)
  39
  40 #define iwl_print_hex_error(priv, p, len)                               \
  41 do {                                                                    \
  42         print_hex_dump(KERN_ERR, "iwl data: ",                          \
  43                        DUMP_PREFIX_OFFSET, 16, 1, p, len, 1);           \
  44 } while (0)
  45
  46 #ifdef CONFIG_IWLWIFI_DEBUG
  47 #define IWL_DEBUG(__priv, level, fmt, args...)                          \
  48 do {                                                                    \
  49         if (iwl_get_debug_level(__priv) & (level))                                      \
  50                 dev_printk(KERN_ERR, &(__priv->hw->wiphy->dev),         \
  51                          "%c %s " fmt, in_interrupt() ? 'I' : 'U',      \
  52                         __func__ , ## args);                            \
  53 } while (0)
  54
  55 #define IWL_DEBUG_LIMIT(__priv, level, fmt, args...)                    \
  56 do {                                                                    \
  57         if ((iwl_get_debug_level(__priv) & (level)) && net_ratelimit())         \
  58                 dev_printk(KERN_ERR, &(__priv->hw->wiphy->dev),         \
  59                         "%c %s " fmt, in_interrupt() ? 'I' : 'U',       \
  60                          __func__ , ## args);                           \
  61 } while (0)
  62
  63 #define iwl_print_hex_dump(priv, level, p, len)                         \
  64 do {                                                                    \
  65         if (iwl_get_debug_level(priv) & level)                          \
  66                 print_hex_dump(KERN_DEBUG, "iwl data: ",                \
  67                                DUMP_PREFIX_OFFSET, 16, 1, p, len, 1);   \
  68 } while (0)
  69
  70 #else
  71 #define IWL_DEBUG(__priv, level, fmt, args...)
  72 #define IWL_DEBUG_LIMIT(__priv, level, fmt, args...)
  73 static inline void iwl_print_hex_dump(struct iwl_priv *priv, int level,
  74                                       const void *p, u32 len)
  75 {}
  76 #endif                          /* CONFIG_IWLWIFI_DEBUG */
  77
  78 #ifdef CONFIG_IWLWIFI_DEBUGFS
  79 int iwl_dbgfs_register(struct iwl_priv *priv, const char *name);
  80 void iwl_dbgfs_unregister(struct iwl_priv *priv);
  81 extern int iwl_dbgfs_statistics_flag(struct iwl_priv *priv, char *buf,
  82                                      int bufsz);
  83 #else
  84 static inline int iwl_dbgfs_register(struct iwl_priv *priv, const char *name)
  85 {
  86         return 0;
  87 }
  88 static inline void iwl_dbgfs_unregister(struct iwl_priv *priv)
  89 {
  90 }
  91 #endif                          /* CONFIG_IWLWIFI_DEBUGFS */
  92
  93 /*
  94  * To use the debug system:
  95  *
  96  * If you are defining a new debug classification, simply add it to the #define
  97  * list here in the form of
  98  *
  99  * #define IWL_DL_xxxx VALUE
 100  *
 101  * where xxxx should be the name of the classification (for example, WEP).
 102  *
 103  * You then need to either add a IWL_xxxx_DEBUG() macro definition for your
 104  * classification, or use IWL_DEBUG(IWL_DL_xxxx, ...) whenever you want
 105  * to send output to that classification.
 106  *
 107  * The active debug levels can be accessed via files
 108  *
 109  *      /sys/module/iwlagn/parameters/debug{50}
 110  *      /sys/class/net/wlan0/device/debug_level
 111  *
 112  * when CONFIG_IWLWIFI_DEBUG=y.
 113  */
 114
 115 /* 0x0000000F - 0x00000001 */
 116 #define IWL_DL_INFO             (1 << 0)
 117 #define IWL_DL_MAC80211         (1 << 1)
 118 #define IWL_DL_HCMD             (1 << 2)
 119 #define IWL_DL_STATE            (1 << 3)
 120 /* 0x000000F0 - 0x00000010 */
 121 #define IWL_DL_MACDUMP          (1 << 4)
 122 #define IWL_DL_HCMD_DUMP        (1 << 5)
 123 #define IWL_DL_EEPROM           (1 << 6)
 124 #define IWL_DL_RADIO            (1 << 7)
 125 /* 0x00000F00 - 0x00000100 */
 126 #define IWL_DL_POWER            (1 << 8)
 127 #define IWL_DL_TEMP             (1 << 9)
 128 /* reserved (1 << 10) */
 129 #define IWL_DL_SCAN             (1 << 11)
 130 /* 0x0000F000 - 0x00001000 */
 131 #define IWL_DL_ASSOC            (1 << 12)
 132 #define IWL_DL_DROP             (1 << 13)
 133 /* reserved (1 << 14) */
 134 #define IWL_DL_COEX             (1 << 15)
 135 /* 0x000F0000 - 0x00010000 */
 136 #define IWL_DL_FW               (1 << 16)
 137 #define IWL_DL_RF_KILL          (1 << 17)
 138 #define IWL_DL_FW_ERRORS        (1 << 18)
 139 #define IWL_DL_LED              (1 << 19)
 140 /* 0x00F00000 - 0x00100000 */
 141 #define IWL_DL_RATE             (1 << 20)
 142 #define IWL_DL_CALIB            (1 << 21)
 143 #define IWL_DL_WEP              (1 << 22)
 144 #define IWL_DL_TX               (1 << 23)
 145 /* 0x0F000000 - 0x01000000 */
 146 #define IWL_DL_RX               (1 << 24)
 147 #define IWL_DL_ISR              (1 << 25)
 148 #define IWL_DL_HT               (1 << 26)
 149 /* 0xF0000000 - 0x10000000 */
 150 #define IWL_DL_11H              (1 << 28)
 151 #define IWL_DL_STATS            (1 << 29)
 152 #define IWL_DL_TX_REPLY         (1 << 30)
 153 #define IWL_DL_QOS              (1 << 31)
 154
 155 #define IWL_DEBUG_INFO(p, f, a...)      IWL_DEBUG(p, IWL_DL_INFO, f, ## a)
 156 #define IWL_DEBUG_MAC80211(p, f, a...)  IWL_DEBUG(p, IWL_DL_MAC80211, f, ## a)
 157 #define IWL_DEBUG_MACDUMP(p, f, a...)   IWL_DEBUG(p, IWL_DL_MACDUMP, f, ## a)
 158 #define IWL_DEBUG_TEMP(p, f, a...)      IWL_DEBUG(p, IWL_DL_TEMP, f, ## a)
 159 #define IWL_DEBUG_SCAN(p, f, a...)      IWL_DEBUG(p, IWL_DL_SCAN, f, ## a)
 160 #define IWL_DEBUG_RX(p, f, a...)        IWL_DEBUG(p, IWL_DL_RX, f, ## a)
 161 #define IWL_DEBUG_TX(p, f, a...)        IWL_DEBUG(p, IWL_DL_TX, f, ## a)
 162 #define IWL_DEBUG_ISR(p, f, a...)       IWL_DEBUG(p, IWL_DL_ISR, f, ## a)
 163 #define IWL_DEBUG_LED(p, f, a...)       IWL_DEBUG(p, IWL_DL_LED, f, ## a)
 164 #define IWL_DEBUG_WEP(p, f, a...)       IWL_DEBUG(p, IWL_DL_WEP, f, ## a)
 165 #define IWL_DEBUG_HC(p, f, a...)        IWL_DEBUG(p, IWL_DL_HCMD, f, ## a)
 166 #define IWL_DEBUG_HC_DUMP(p, f, a...)   IWL_DEBUG(p, IWL_DL_HCMD_DUMP, f, ## a)
 167 #define IWL_DEBUG_EEPROM(p, f, a...)    IWL_DEBUG(p, IWL_DL_EEPROM, f, ## a)
 168 #define IWL_DEBUG_CALIB(p, f, a...)     IWL_DEBUG(p, IWL_DL_CALIB, f, ## a)
 169 #define IWL_DEBUG_FW(p, f, a...)        IWL_DEBUG(p, IWL_DL_FW, f, ## a)
 170 #define IWL_DEBUG_RF_KILL(p, f, a...)   IWL_DEBUG(p, IWL_DL_RF_KILL, f, ## a)
 171 #define IWL_DEBUG_DROP(p, f, a...)      IWL_DEBUG(p, IWL_DL_DROP, f, ## a)
 172 #define IWL_DEBUG_DROP_LIMIT(p, f, a...)        \
 173                 IWL_DEBUG_LIMIT(p, IWL_DL_DROP, f, ## a)
 174 #define IWL_DEBUG_COEX(p, f, a...)      IWL_DEBUG(p, IWL_DL_COEX, f, ## a)
 175 #define IWL_DEBUG_RATE(p, f, a...)      IWL_DEBUG(p, IWL_DL_RATE, f, ## a)
 176 #define IWL_DEBUG_RATE_LIMIT(p, f, a...)        \
 177                 IWL_DEBUG_LIMIT(p, IWL_DL_RATE, f, ## a)
 178 #define IWL_DEBUG_ASSOC(p, f, a...)     \
 179                 IWL_DEBUG(p, IWL_DL_ASSOC | IWL_DL_INFO, f, ## a)
 180 #define IWL_DEBUG_ASSOC_LIMIT(p, f, a...)       \
 181                 IWL_DEBUG_LIMIT(p, IWL_DL_ASSOC | IWL_DL_INFO, f, ## a)
 182 #define IWL_DEBUG_HT(p, f, a...)        IWL_DEBUG(p, IWL_DL_HT, f, ## a)
 183 #define IWL_DEBUG_STATS(p, f, a...)     IWL_DEBUG(p, IWL_DL_STATS, f, ## a)
 184 #define IWL_DEBUG_STATS_LIMIT(p, f, a...)       \
 185                 IWL_DEBUG_LIMIT(p, IWL_DL_STATS, f, ## a)
 186 #define IWL_DEBUG_TX_REPLY(p, f, a...)  IWL_DEBUG(p, IWL_DL_TX_REPLY, f, ## a)
 187 #define IWL_DEBUG_TX_REPLY_LIMIT(p, f, a...) \
 188                 IWL_DEBUG_LIMIT(p, IWL_DL_TX_REPLY, f, ## a)
 189 #define IWL_DEBUG_QOS(p, f, a...)       IWL_DEBUG(p, IWL_DL_QOS, f, ## a)
 190 #define IWL_DEBUG_RADIO(p, f, a...)     IWL_DEBUG(p, IWL_DL_RADIO, f, ## a)
 191 #define IWL_DEBUG_POWER(p, f, a...)     IWL_DEBUG(p, IWL_DL_POWER, f, ## a)
 192 #define IWL_DEBUG_11H(p, f, a...)       IWL_DEBUG(p, IWL_DL_11H, f, ## a)
 193
 194 #endif