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
  34 #define IWL_ERR(p, f, a...) dev_err(&((p)->pci_dev->dev), f, ## a)
  35 #define IWL_WARN(p, f, a...) dev_warn(&((p)->pci_dev->dev), f, ## a)
  36 #define IWL_INFO(p, f, a...) dev_info(&((p)->pci_dev->dev), f, ## a)
  37 #define IWL_CRIT(p, f, a...) dev_crit(&((p)->pci_dev->dev), f, ## a)
  38
  39 #ifdef CONFIG_IWLWIFI_DEBUG
  40 #define IWL_DEBUG(level, fmt, args...)                                      \
  41 do {                                                                        \
  42         if (priv->debug_level & (level))                                    \
  43                 dev_printk(KERN_ERR, &(priv->hw->wiphy->dev), "%c %s " fmt, \
  44                            in_interrupt() ? 'I' : 'U', __func__ , ## args); \
  45 } while (0)
  46
  47 #define IWL_DEBUG_LIMIT(level, fmt, args...)                                \
  48 do {                                                                        \
  49         if ((priv->debug_level & (level)) && net_ratelimit())               \
  50                 dev_printk(KERN_ERR, &(priv->hw->wiphy->dev), "%c %s " fmt, \
  51                            in_interrupt() ? 'I' : 'U', __func__ , ## args); \
  52 } while (0)
  53
  54 #define iwl_print_hex_dump(priv, level, p, len)                         \
  55 do {                                                                    \
  56         if (priv->debug_level & level)                                  \
  57                 print_hex_dump(KERN_DEBUG, "iwl data: ",                \
  58                                DUMP_PREFIX_OFFSET, 16, 1, p, len, 1);   \
  59 } while (0)
  60
  61 #ifdef CONFIG_IWLWIFI_DEBUGFS
  62 struct iwl_debugfs {
  63         const char *name;
  64         struct dentry *dir_drv;
  65         struct dentry *dir_data;
  66         struct dentry *dir_rf;
  67         struct dir_data_files {
  68                 struct dentry *file_sram;
  69                 struct dentry *file_eeprom;
  70                 struct dentry *file_stations;
  71                 struct dentry *file_rx_statistics;
  72                 struct dentry *file_tx_statistics;
  73                 struct dentry *file_log_event;
  74                 struct dentry *file_channels;
  75                 struct dentry *file_status;
  76         } dbgfs_data_files;
  77         struct dir_rf_files {
  78                 struct dentry *file_disable_sensitivity;
  79                 struct dentry *file_disable_chain_noise;
  80                 struct dentry *file_disable_tx_power;
  81         } dbgfs_rf_files;
  82         u32 sram_offset;
  83         u32 sram_len;
  84 };
  85
  86 int iwl_dbgfs_register(struct iwl_priv *priv, const char *name);
  87 void iwl_dbgfs_unregister(struct iwl_priv *priv);
  88 #endif
  89
  90 #else
  91 #define IWL_DEBUG(level, fmt, args...)
  92 #define IWL_DEBUG_LIMIT(level, fmt, args...)
  93 static inline void iwl_print_hex_dump(struct iwl_priv *priv, int level,
  94                                       void *p, u32 len)
  95 {}
  96 #endif                          /* CONFIG_IWLWIFI_DEBUG */
  97
  98
  99
 100 #ifndef CONFIG_IWLWIFI_DEBUGFS
 101 static inline int iwl_dbgfs_register(struct iwl_priv *priv, const char *name)
 102 {
 103         return 0;
 104 }
 105 static inline void iwl_dbgfs_unregister(struct iwl_priv *priv)
 106 {
 107 }
 108 #endif                          /* CONFIG_IWLWIFI_DEBUGFS */
 109
 110 /*
 111  * To use the debug system:
 112  *
 113  * If you are defining a new debug classification, simply add it to the #define
 114  * list here in the form of
 115  *
 116  * #define IWL_DL_xxxx VALUE
 117  *
 118  * where xxxx should be the name of the classification (for example, WEP).
 119  *
 120  * You then need to either add a IWL_xxxx_DEBUG() macro definition for your
 121  * classification, or use IWL_DEBUG(IWL_DL_xxxx, ...) whenever you want
 122  * to send output to that classification.
 123  *
 124  * The active debug levels can be accessed via files
 125  *
 126  *      /sys/module/iwlagn/parameters/debug{50}
 127  *      /sys/class/net/wlan0/device/debug_level
 128  *
 129  * when CONFIG_IWLWIFI_DEBUG=y.
 130  */
 131
 132 /* 0x0000000F - 0x00000001 */
 133 #define IWL_DL_INFO             (1 << 0)
 134 #define IWL_DL_MAC80211         (1 << 1)
 135 #define IWL_DL_HCMD             (1 << 2)
 136 #define IWL_DL_STATE            (1 << 3)
 137 /* 0x000000F0 - 0x00000010 */
 138 #define IWL_DL_MACDUMP          (1 << 4)
 139 #define IWL_DL_HCMD_DUMP        (1 << 5)
 140 #define IWL_DL_RADIO            (1 << 7)
 141 /* 0x00000F00 - 0x00000100 */
 142 #define IWL_DL_POWER            (1 << 8)
 143 #define IWL_DL_TEMP             (1 << 9)
 144 #define IWL_DL_NOTIF            (1 << 10)
 145 #define IWL_DL_SCAN             (1 << 11)
 146 /* 0x0000F000 - 0x00001000 */
 147 #define IWL_DL_ASSOC            (1 << 12)
 148 #define IWL_DL_DROP             (1 << 13)
 149 #define IWL_DL_TXPOWER          (1 << 14)
 150 #define IWL_DL_AP               (1 << 15)
 151 /* 0x000F0000 - 0x00010000 */
 152 #define IWL_DL_FW               (1 << 16)
 153 #define IWL_DL_RF_KILL          (1 << 17)
 154 #define IWL_DL_FW_ERRORS        (1 << 18)
 155 #define IWL_DL_LED              (1 << 19)
 156 /* 0x00F00000 - 0x00100000 */
 157 #define IWL_DL_RATE             (1 << 20)
 158 #define IWL_DL_CALIB            (1 << 21)
 159 #define IWL_DL_WEP              (1 << 22)
 160 #define IWL_DL_TX               (1 << 23)
 161 /* 0x0F000000 - 0x01000000 */
 162 #define IWL_DL_RX               (1 << 24)
 163 #define IWL_DL_ISR              (1 << 25)
 164 #define IWL_DL_HT               (1 << 26)
 165 #define IWL_DL_IO               (1 << 27)
 166 /* 0xF0000000 - 0x10000000 */
 167 #define IWL_DL_11H              (1 << 28)
 168 #define IWL_DL_STATS            (1 << 29)
 169 #define IWL_DL_TX_REPLY         (1 << 30)
 170 #define IWL_DL_QOS              (1 << 31)
 171
 172 #define IWL_DEBUG_INFO(f, a...)         IWL_DEBUG(IWL_DL_INFO, f, ## a)
 173 #define IWL_DEBUG_MAC80211(f, a...)     IWL_DEBUG(IWL_DL_MAC80211, f, ## a)
 174 #define IWL_DEBUG_MACDUMP(f, a...)      IWL_DEBUG(IWL_DL_MACDUMP, f, ## a)
 175 #define IWL_DEBUG_TEMP(f, a...)         IWL_DEBUG(IWL_DL_TEMP, f, ## a)
 176 #define IWL_DEBUG_SCAN(f, a...)         IWL_DEBUG(IWL_DL_SCAN, f, ## a)
 177 #define IWL_DEBUG_RX(f, a...)           IWL_DEBUG(IWL_DL_RX, f, ## a)
 178 #define IWL_DEBUG_TX(f, a...)           IWL_DEBUG(IWL_DL_TX, f, ## a)
 179 #define IWL_DEBUG_ISR(f, a...)          IWL_DEBUG(IWL_DL_ISR, f, ## a)
 180 #define IWL_DEBUG_LED(f, a...)          IWL_DEBUG(IWL_DL_LED, f, ## a)
 181 #define IWL_DEBUG_WEP(f, a...)          IWL_DEBUG(IWL_DL_WEP, f, ## a)
 182 #define IWL_DEBUG_HC(f, a...)           IWL_DEBUG(IWL_DL_HCMD, f, ## a)
 183 #define IWL_DEBUG_HC_DUMP(f, a...)      IWL_DEBUG(IWL_DL_HCMD_DUMP, f, ## a)
 184 #define IWL_DEBUG_CALIB(f, a...)        IWL_DEBUG(IWL_DL_CALIB, f, ## a)
 185 #define IWL_DEBUG_FW(f, a...)           IWL_DEBUG(IWL_DL_FW, f, ## a)
 186 #define IWL_DEBUG_RF_KILL(f, a...)      IWL_DEBUG(IWL_DL_RF_KILL, f, ## a)
 187 #define IWL_DEBUG_DROP(f, a...)         IWL_DEBUG(IWL_DL_DROP, f, ## a)
 188 #define IWL_DEBUG_DROP_LIMIT(f, a...)   IWL_DEBUG_LIMIT(IWL_DL_DROP, f, ## a)
 189 #define IWL_DEBUG_AP(f, a...)           IWL_DEBUG(IWL_DL_AP, f, ## a)
 190 #define IWL_DEBUG_TXPOWER(f, a...)      IWL_DEBUG(IWL_DL_TXPOWER, f, ## a)
 191 #define IWL_DEBUG_IO(f, a...)           IWL_DEBUG(IWL_DL_IO, f, ## a)
 192 #define IWL_DEBUG_RATE(f, a...)         IWL_DEBUG(IWL_DL_RATE, f, ## a)
 193 #define IWL_DEBUG_RATE_LIMIT(f, a...)   IWL_DEBUG_LIMIT(IWL_DL_RATE, f, ## a)
 194 #define IWL_DEBUG_NOTIF(f, a...)        IWL_DEBUG(IWL_DL_NOTIF, f, ## a)
 195 #define IWL_DEBUG_ASSOC(f, a...)        \
 196                 IWL_DEBUG(IWL_DL_ASSOC | IWL_DL_INFO, f, ## a)
 197 #define IWL_DEBUG_ASSOC_LIMIT(f, a...)  \
 198                 IWL_DEBUG_LIMIT(IWL_DL_ASSOC | IWL_DL_INFO, f, ## a)
 199 #define IWL_DEBUG_HT(f, a...)           IWL_DEBUG(IWL_DL_HT, f, ## a)
 200 #define IWL_DEBUG_STATS(f, a...)        IWL_DEBUG(IWL_DL_STATS, f, ## a)
 201 #define IWL_DEBUG_STATS_LIMIT(f, a...)  IWL_DEBUG_LIMIT(IWL_DL_STATS, f, ## a)
 202 #define IWL_DEBUG_TX_REPLY(f, a...)     IWL_DEBUG(IWL_DL_TX_REPLY, f, ## a)
 203 #define IWL_DEBUG_TX_REPLY_LIMIT(f, a...) \
 204                 IWL_DEBUG_LIMIT(IWL_DL_TX_REPLY, f, ## a)
 205 #define IWL_DEBUG_QOS(f, a...)          IWL_DEBUG(IWL_DL_QOS, f, ## a)
 206 #define IWL_DEBUG_RADIO(f, a...)        IWL_DEBUG(IWL_DL_RADIO, f, ## a)
 207 #define IWL_DEBUG_POWER(f, a...)        IWL_DEBUG(IWL_DL_POWER, f, ## a)
 208 #define IWL_DEBUG_11H(f, a...)          IWL_DEBUG(IWL_DL_11H, f, ## a)
 209
 210 #endif