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 #include "iwl-bus.h"
  33 #include "iwl-shared.h"
  34
  35 struct iwl_priv;
  36
  37 /*No matter what is m (priv, bus, trans), this will work */
  38 #define IWL_ERR(m, f, a...) dev_err(bus(m)->dev, f, ## a)
  39 #define IWL_WARN(m, f, a...) dev_warn(bus(m)->dev, f, ## a)
  40 #define IWL_INFO(m, f, a...) dev_info(bus(m)->dev, f, ## a)
  41 #define IWL_CRIT(m, f, a...) dev_crit(bus(m)->dev, f, ## a)
  42
  43 #define iwl_print_hex_error(m, p, len)                                  \
  44 do {                                                                    \
  45         print_hex_dump(KERN_ERR, "iwl data: ",                          \
  46                        DUMP_PREFIX_OFFSET, 16, 1, p, len, 1);           \
  47 } while (0)
  48
  49 #ifdef CONFIG_IWLWIFI_DEBUG
  50 #define IWL_DEBUG(m, level, fmt, args...)                               \
  51 do {                                                                    \
  52         if (iwl_get_debug_level((m)->shrd) & (level))                   \
  53                 dev_printk(KERN_ERR, bus(m)->dev,                       \
  54                          "%c %s " fmt, in_interrupt() ? 'I' : 'U',      \
  55                         __func__ , ## args);                            \
  56 } while (0)
  57
  58 #define IWL_DEBUG_LIMIT(m, level, fmt, args...)                         \
  59 do {                                                                    \
  60         if (iwl_get_debug_level((m)->shrd) & (level) && net_ratelimit())\
  61                 dev_printk(KERN_ERR, bus(m)->dev,                       \
  62                         "%c %s " fmt, in_interrupt() ? 'I' : 'U',       \
  63                          __func__ , ## args);                           \
  64 } while (0)
  65
  66 #define iwl_print_hex_dump(m, level, p, len)                            \
  67 do {                                                                    \
  68         if (iwl_get_debug_level((m)->shrd) & level)                     \
  69                 print_hex_dump(KERN_DEBUG, "iwl data: ",                \
  70                                DUMP_PREFIX_OFFSET, 16, 1, p, len, 1);   \
  71 } while (0)
  72
  73 #else
  74 #define IWL_DEBUG(m, level, fmt, args...)
  75 #define IWL_DEBUG_LIMIT(m, level, fmt, args...)
  76 #define iwl_print_hex_dump(m, level, p, len)
  77 #endif                          /* CONFIG_IWLWIFI_DEBUG */
  78
  79 #ifdef CONFIG_IWLWIFI_DEBUGFS
  80 int iwl_dbgfs_register(struct iwl_priv *priv, const char *name);
  81 void iwl_dbgfs_unregister(struct iwl_priv *priv);
  82 #else
  83 static inline int iwl_dbgfs_register(struct iwl_priv *priv, const char *name)
  84 {
  85         return 0;
  86 }
  87 static inline void iwl_dbgfs_unregister(struct iwl_priv *priv)
  88 {
  89 }
  90 #endif                          /* CONFIG_IWLWIFI_DEBUGFS */
  91
  92 /*
  93  * To use the debug system:
  94  *
  95  * If you are defining a new debug classification, simply add it to the #define
  96  * list here in the form of
  97  *
  98  * #define IWL_DL_xxxx VALUE
  99  *
 100  * where xxxx should be the name of the classification (for example, WEP).
 101  *
 102  * You then need to either add a IWL_xxxx_DEBUG() macro definition for your
 103  * classification, or use IWL_DEBUG(IWL_DL_xxxx, ...) whenever you want
 104  * to send output to that classification.
 105  *
 106  * The active debug levels can be accessed via files
 107  *
 108  *      /sys/module/iwlwifi/parameters/debug
 109  * when CONFIG_IWLWIFI_DEBUG=y.
 110  *
 111  *      /sys/kernel/debug/phy0/iwlwifi/debug/debug_level
 112  * when CONFIG_IWLWIFI_DEBUGFS=y.
 113  *
 114  */
 115
 116 /* 0x0000000F - 0x00000001 */
 117 #define IWL_DL_INFO             (1 << 0)
 118 #define IWL_DL_MAC80211         (1 << 1)
 119 #define IWL_DL_HCMD             (1 << 2)
 120 #define IWL_DL_STATE            (1 << 3)
 121 /* 0x000000F0 - 0x00000010 */
 122 #define IWL_DL_MACDUMP          (1 << 4)
 123 #define IWL_DL_HCMD_DUMP        (1 << 5)
 124 #define IWL_DL_EEPROM           (1 << 6)
 125 #define IWL_DL_RADIO            (1 << 7)
 126 /* 0x00000F00 - 0x00000100 */
 127 #define IWL_DL_POWER            (1 << 8)
 128 #define IWL_DL_TEMP             (1 << 9)
 129 /* reserved (1 << 10) */
 130 #define IWL_DL_SCAN             (1 << 11)
 131 /* 0x0000F000 - 0x00001000 */
 132 #define IWL_DL_ASSOC            (1 << 12)
 133 #define IWL_DL_DROP             (1 << 13)
 134 /* reserved (1 << 14) */
 135 #define IWL_DL_COEX             (1 << 15)
 136 /* 0x000F0000 - 0x00010000 */
 137 #define IWL_DL_FW               (1 << 16)
 138 #define IWL_DL_RF_KILL          (1 << 17)
 139 #define IWL_DL_FW_ERRORS        (1 << 18)
 140 #define IWL_DL_LED              (1 << 19)
 141 /* 0x00F00000 - 0x00100000 */
 142 #define IWL_DL_RATE             (1 << 20)
 143 #define IWL_DL_CALIB            (1 << 21)
 144 #define IWL_DL_WEP              (1 << 22)
 145 #define IWL_DL_TX               (1 << 23)
 146 /* 0x0F000000 - 0x01000000 */
 147 #define IWL_DL_RX               (1 << 24)
 148 #define IWL_DL_ISR              (1 << 25)
 149 #define IWL_DL_HT               (1 << 26)
 150 /* 0xF0000000 - 0x10000000 */
 151 #define IWL_DL_11H              (1 << 28)
 152 #define IWL_DL_STATS            (1 << 29)
 153 #define IWL_DL_TX_REPLY         (1 << 30)
 154 #define IWL_DL_QOS              (1 << 31)
 155
 156 #define IWL_DEBUG_INFO(p, f, a...)      IWL_DEBUG(p, IWL_DL_INFO, f, ## a)
 157 #define IWL_DEBUG_MAC80211(p, f, a...)  IWL_DEBUG(p, IWL_DL_MAC80211, f, ## a)
 158 #define IWL_DEBUG_MACDUMP(p, f, a...)   IWL_DEBUG(p, IWL_DL_MACDUMP, f, ## a)
 159 #define IWL_DEBUG_TEMP(p, f, a...)      IWL_DEBUG(p, IWL_DL_TEMP, f, ## a)
 160 #define IWL_DEBUG_SCAN(p, f, a...)      IWL_DEBUG(p, IWL_DL_SCAN, f, ## a)
 161 #define IWL_DEBUG_RX(p, f, a...)        IWL_DEBUG(p, IWL_DL_RX, f, ## a)
 162 #define IWL_DEBUG_TX(p, f, a...)        IWL_DEBUG(p, IWL_DL_TX, f, ## a)
 163 #define IWL_DEBUG_ISR(p, f, a...)       IWL_DEBUG(p, IWL_DL_ISR, f, ## a)
 164 #define IWL_DEBUG_LED(p, f, a...)       IWL_DEBUG(p, IWL_DL_LED, f, ## a)
 165 #define IWL_DEBUG_WEP(p, f, a...)       IWL_DEBUG(p, IWL_DL_WEP, f, ## a)
 166 #define IWL_DEBUG_HC(p, f, a...)        IWL_DEBUG(p, IWL_DL_HCMD, f, ## a)
 167 #define IWL_DEBUG_HC_DUMP(p, f, a...)   IWL_DEBUG(p, IWL_DL_HCMD_DUMP, f, ## a)
 168 #define IWL_DEBUG_EEPROM(p, f, a...)    IWL_DEBUG(p, IWL_DL_EEPROM, f, ## a)
 169 #define IWL_DEBUG_CALIB(p, f, a...)     IWL_DEBUG(p, IWL_DL_CALIB, f, ## a)
 170 #define IWL_DEBUG_FW(p, f, a...)        IWL_DEBUG(p, IWL_DL_FW, f, ## a)
 171 #define IWL_DEBUG_RF_KILL(p, f, a...)   IWL_DEBUG(p, IWL_DL_RF_KILL, f, ## a)
 172 #define IWL_DEBUG_FW_ERRORS(p, f, a...) IWL_DEBUG(p, IWL_DL_FW_ERRORS, f, ## a)
 173 #define IWL_DEBUG_DROP(p, f, a...)      IWL_DEBUG(p, IWL_DL_DROP, f, ## a)
 174 #define IWL_DEBUG_DROP_LIMIT(p, f, a...)        \
 175                 IWL_DEBUG_LIMIT(p, IWL_DL_DROP, f, ## a)
 176 #define IWL_DEBUG_COEX(p, f, a...)      IWL_DEBUG(p, IWL_DL_COEX, f, ## a)
 177 #define IWL_DEBUG_RATE(p, f, a...)      IWL_DEBUG(p, IWL_DL_RATE, f, ## a)
 178 #define IWL_DEBUG_RATE_LIMIT(p, f, a...)        \
 179                 IWL_DEBUG_LIMIT(p, IWL_DL_RATE, f, ## a)
 180 #define IWL_DEBUG_ASSOC(p, f, a...)     \
 181                 IWL_DEBUG(p, IWL_DL_ASSOC | IWL_DL_INFO, f, ## a)
 182 #define IWL_DEBUG_ASSOC_LIMIT(p, f, a...)       \
 183                 IWL_DEBUG_LIMIT(p, IWL_DL_ASSOC | IWL_DL_INFO, f, ## a)
 184 #define IWL_DEBUG_HT(p, f, a...)        IWL_DEBUG(p, IWL_DL_HT, f, ## a)
 185 #define IWL_DEBUG_STATS(p, f, a...)     IWL_DEBUG(p, IWL_DL_STATS, f, ## a)
 186 #define IWL_DEBUG_STATS_LIMIT(p, f, a...)       \
 187                 IWL_DEBUG_LIMIT(p, IWL_DL_STATS, f, ## a)
 188 #define IWL_DEBUG_TX_REPLY(p, f, a...)  IWL_DEBUG(p, IWL_DL_TX_REPLY, f, ## a)
 189 #define IWL_DEBUG_TX_REPLY_LIMIT(p, f, a...) \
 190                 IWL_DEBUG_LIMIT(p, IWL_DL_TX_REPLY, f, ## a)
 191 #define IWL_DEBUG_QOS(p, f, a...)       IWL_DEBUG(p, IWL_DL_QOS, f, ## a)
 192 #define IWL_DEBUG_RADIO(p, f, a...)     IWL_DEBUG(p, IWL_DL_RADIO, f, ## a)
 193 #define IWL_DEBUG_POWER(p, f, a...)     IWL_DEBUG(p, IWL_DL_POWER, f, ## a)
 194 #define IWL_DEBUG_11H(p, f, a...)       IWL_DEBUG(p, IWL_DL_11H, f, ## a)
 195
 196 #endif