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

   1 /******************************************************************************
   2  *
   3  * Copyright(c) 2003 - 2009 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_debug_level & (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_debug_level & (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(level, p, len)                               \
  64 do {                                                                    \
  65         if (iwl_debug_level & level)                                    \
  66                 print_hex_dump(KERN_DEBUG, "iwl data: ",                \
  67                                DUMP_PREFIX_OFFSET, 16, 1, p, len, 1);   \
  68 } while (0)
  69
  70 #ifdef CONFIG_IWLWIFI_DEBUGFS
  71 struct iwl_debugfs {
  72         const char *name;
  73         struct dentry *dir_drv;
  74         struct dentry *dir_data;
  75         struct dentry *dir_rf;
  76         struct dir_data_files {
  77                 struct dentry *file_sram;
  78                 struct dentry *file_nvm;
  79                 struct dentry *file_stations;
  80                 struct dentry *file_rx_statistics;
  81                 struct dentry *file_tx_statistics;
  82                 struct dentry *file_log_event;
  83                 struct dentry *file_channels;
  84                 struct dentry *file_status;
  85                 struct dentry *file_interrupt;
  86                 struct dentry *file_qos;
  87 #ifdef CONFIG_IWLWIFI_LEDS
  88                 struct dentry *file_led;
  89 #endif
  90         } dbgfs_data_files;
  91         struct dir_rf_files {
  92                 struct dentry *file_disable_sensitivity;
  93                 struct dentry *file_disable_chain_noise;
  94                 struct dentry *file_disable_tx_power;
  95         } dbgfs_rf_files;
  96         u32 sram_offset;
  97         u32 sram_len;
  98 };
  99
 100 int iwl_dbgfs_register(struct iwl_priv *priv, const char *name);
 101 void iwl_dbgfs_unregister(struct iwl_priv *priv);
 102 #endif
 103
 104 #else
 105 #define IWL_DEBUG(__priv, level, fmt, args...)
 106 #define IWL_DEBUG_LIMIT(__priv, level, fmt, args...)
 107 static inline void iwl_print_hex_dump(int level, void *p, u32 len)
 108 {}
 109 #endif                          /* CONFIG_IWLWIFI_DEBUG */
 110
 111
 112
 113 #ifndef CONFIG_IWLWIFI_DEBUGFS
 114 static inline int iwl_dbgfs_register(struct iwl_priv *priv, const char *name)
 115 {
 116         return 0;
 117 }
 118 static inline void iwl_dbgfs_unregister(struct iwl_priv *priv)
 119 {
 120 }
 121 #endif                          /* CONFIG_IWLWIFI_DEBUGFS */
 122
 123 /*
 124  * To use the debug system:
 125  *
 126  * If you are defining a new debug classification, simply add it to the #define
 127  * list here in the form of
 128  *
 129  * #define IWL_DL_xxxx VALUE
 130  *
 131  * where xxxx should be the name of the classification (for example, WEP).
 132  *
 133  * You then need to either add a IWL_xxxx_DEBUG() macro definition for your
 134  * classification, or use IWL_DEBUG(IWL_DL_xxxx, ...) whenever you want
 135  * to send output to that classification.
 136  *
 137  * The active debug levels can be accessed via files
 138  *
 139  *      /sys/module/iwlagn/parameters/debug{50}
 140  *      /sys/class/net/wlan0/device/debug_level
 141  *
 142  * when CONFIG_IWLWIFI_DEBUG=y.
 143  */
 144
 145 /* 0x0000000F - 0x00000001 */
 146 #define IWL_DL_INFO             (1 << 0)
 147 #define IWL_DL_MAC80211         (1 << 1)
 148 #define IWL_DL_HCMD             (1 << 2)
 149 #define IWL_DL_STATE            (1 << 3)
 150 /* 0x000000F0 - 0x00000010 */
 151 #define IWL_DL_MACDUMP          (1 << 4)
 152 #define IWL_DL_HCMD_DUMP        (1 << 5)
 153 #define IWL_DL_RADIO            (1 << 7)
 154 /* 0x00000F00 - 0x00000100 */
 155 #define IWL_DL_POWER            (1 << 8)
 156 #define IWL_DL_TEMP             (1 << 9)
 157 #define IWL_DL_NOTIF            (1 << 10)
 158 #define IWL_DL_SCAN             (1 << 11)
 159 /* 0x0000F000 - 0x00001000 */
 160 #define IWL_DL_ASSOC            (1 << 12)
 161 #define IWL_DL_DROP             (1 << 13)
 162 #define IWL_DL_TXPOWER          (1 << 14)
 163 #define IWL_DL_AP               (1 << 15)
 164 /* 0x000F0000 - 0x00010000 */
 165 #define IWL_DL_FW               (1 << 16)
 166 #define IWL_DL_RF_KILL          (1 << 17)
 167 #define IWL_DL_FW_ERRORS        (1 << 18)
 168 #define IWL_DL_LED              (1 << 19)
 169 /* 0x00F00000 - 0x00100000 */
 170 #define IWL_DL_RATE             (1 << 20)
 171 #define IWL_DL_CALIB            (1 << 21)
 172 #define IWL_DL_WEP              (1 << 22)
 173 #define IWL_DL_TX               (1 << 23)
 174 /* 0x0F000000 - 0x01000000 */
 175 #define IWL_DL_RX               (1 << 24)
 176 #define IWL_DL_ISR              (1 << 25)
 177 #define IWL_DL_HT               (1 << 26)
 178 #define IWL_DL_IO               (1 << 27)
 179 /* 0xF0000000 - 0x10000000 */
 180 #define IWL_DL_11H              (1 << 28)
 181 #define IWL_DL_STATS            (1 << 29)
 182 #define IWL_DL_TX_REPLY         (1 << 30)
 183 #define IWL_DL_QOS              (1 << 31)
 184
 185 #define IWL_DEBUG_INFO(p, f, a...)      IWL_DEBUG(p, IWL_DL_INFO, f, ## a)
 186 #define IWL_DEBUG_MAC80211(p, f, a...)  IWL_DEBUG(p, IWL_DL_MAC80211, f, ## a)
 187 #define IWL_DEBUG_MACDUMP(p, f, a...)   IWL_DEBUG(p, IWL_DL_MACDUMP, f, ## a)
 188 #define IWL_DEBUG_TEMP(p, f, a...)      IWL_DEBUG(p, IWL_DL_TEMP, f, ## a)
 189 #define IWL_DEBUG_SCAN(p, f, a...)      IWL_DEBUG(p, IWL_DL_SCAN, f, ## a)
 190 #define IWL_DEBUG_RX(p, f, a...)        IWL_DEBUG(p, IWL_DL_RX, f, ## a)
 191 #define IWL_DEBUG_TX(p, f, a...)        IWL_DEBUG(p, IWL_DL_TX, f, ## a)
 192 #define IWL_DEBUG_ISR(p, f, a...)       IWL_DEBUG(p, IWL_DL_ISR, f, ## a)
 193 #define IWL_DEBUG_LED(p, f, a...)       IWL_DEBUG(p, IWL_DL_LED, f, ## a)
 194 #define IWL_DEBUG_WEP(p, f, a...)       IWL_DEBUG(p, IWL_DL_WEP, f, ## a)
 195 #define IWL_DEBUG_HC(p, f, a...)        IWL_DEBUG(p, IWL_DL_HCMD, f, ## a)
 196 #define IWL_DEBUG_HC_DUMP(p, f, a...)   IWL_DEBUG(p, IWL_DL_HCMD_DUMP, f, ## a)
 197 #define IWL_DEBUG_CALIB(p, f, a...)     IWL_DEBUG(p, IWL_DL_CALIB, f, ## a)
 198 #define IWL_DEBUG_FW(p, f, a...)        IWL_DEBUG(p, IWL_DL_FW, f, ## a)
 199 #define IWL_DEBUG_RF_KILL(p, f, a...)   IWL_DEBUG(p, IWL_DL_RF_KILL, f, ## a)
 200 #define IWL_DEBUG_DROP(p, f, a...)      IWL_DEBUG(p, IWL_DL_DROP, f, ## a)
 201 #define IWL_DEBUG_DROP_LIMIT(p, f, a...)        \
 202                 IWL_DEBUG_LIMIT(p, IWL_DL_DROP, f, ## a)
 203 #define IWL_DEBUG_AP(p, f, a...)        IWL_DEBUG(p, IWL_DL_AP, f, ## a)
 204 #define IWL_DEBUG_TXPOWER(p, f, a...)   IWL_DEBUG(p, IWL_DL_TXPOWER, f, ## a)
 205 #define IWL_DEBUG_IO(p, f, a...)        IWL_DEBUG(p, IWL_DL_IO, f, ## a)
 206 #define IWL_DEBUG_RATE(p, f, a...)      IWL_DEBUG(p, IWL_DL_RATE, f, ## a)
 207 #define IWL_DEBUG_RATE_LIMIT(p, f, a...)        \
 208                 IWL_DEBUG_LIMIT(p, IWL_DL_RATE, f, ## a)
 209 #define IWL_DEBUG_NOTIF(p, f, a...)     IWL_DEBUG(p, IWL_DL_NOTIF, f, ## a)
 210 #define IWL_DEBUG_ASSOC(p, f, a...)     \
 211                 IWL_DEBUG(p, IWL_DL_ASSOC | IWL_DL_INFO, f, ## a)
 212 #define IWL_DEBUG_ASSOC_LIMIT(p, f, a...)       \
 213                 IWL_DEBUG_LIMIT(p, IWL_DL_ASSOC | IWL_DL_INFO, f, ## a)
 214 #define IWL_DEBUG_HT(p, f, a...)        IWL_DEBUG(p, IWL_DL_HT, f, ## a)
 215 #define IWL_DEBUG_STATS(p, f, a...)     IWL_DEBUG(p, IWL_DL_STATS, f, ## a)
 216 #define IWL_DEBUG_STATS_LIMIT(p, f, a...)       \
 217                 IWL_DEBUG_LIMIT(p, IWL_DL_STATS, f, ## a)
 218 #define IWL_DEBUG_TX_REPLY(p, f, a...)  IWL_DEBUG(p, IWL_DL_TX_REPLY, f, ## a)
 219 #define IWL_DEBUG_TX_REPLY_LIMIT(p, f, a...) \
 220                 IWL_DEBUG_LIMIT(p, IWL_DL_TX_REPLY, f, ## a)
 221 #define IWL_DEBUG_QOS(p, f, a...)       IWL_DEBUG(p, IWL_DL_QOS, f, ## a)
 222 #define IWL_DEBUG_RADIO(p, f, a...)     IWL_DEBUG(p, IWL_DL_RADIO, f, ## a)
 223 #define IWL_DEBUG_POWER(p, f, a...)     IWL_DEBUG(p, IWL_DL_POWER, f, ## a)
 224 #define IWL_DEBUG_11H(p, f, a...)       IWL_DEBUG(p, IWL_DL_11H, f, ## a)
 225
 226 #endif