LXR linux/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
  32struct iwl_priv;
  33extern 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)                               \
  41do {                                                                    \
  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...)                          \
  48do {                                                                    \
  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...)                    \
  56do {                                                                    \
  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)                         \
  64do {                                                                    \
  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#ifdef CONFIG_IWLWIFI_DEBUGFS
  71struct iwl_debugfs {
  72        const char *name;
  73        struct dentry *dir_drv;
  74        struct dentry *dir_data;
  75        struct dentry *dir_debug;
  76        struct dentry *dir_rf;
  77        struct dir_data_files {
  78                struct dentry *file_sram;
  79                struct dentry *file_nvm;
  80                struct dentry *file_stations;
  81                struct dentry *file_log_event;
  82                struct dentry *file_channels;
  83                struct dentry *file_status;
  84                struct dentry *file_interrupt;
  85                struct dentry *file_qos;
  86                struct dentry *file_thermal_throttling;
  87#ifdef CONFIG_IWLWIFI_LEDS
  88                struct dentry *file_led;
  89#endif
  90                struct dentry *file_disable_ht40;
  91                struct dentry *file_sleep_level_override;
  92                struct dentry *file_current_sleep_command;
  93        } dbgfs_data_files;
  94        struct dir_rf_files {
  95                struct dentry *file_disable_sensitivity;
  96                struct dentry *file_disable_chain_noise;
  97                struct dentry *file_disable_tx_power;
  98        } dbgfs_rf_files;
  99        struct dir_debug_files {
 100                struct dentry *file_rx_statistics;
 101                struct dentry *file_tx_statistics;
 102                struct dentry *file_traffic_log;
 103                struct dentry *file_rx_queue;
 104                struct dentry *file_tx_queue;
 105                struct dentry *file_ucode_rx_stats;
 106                struct dentry *file_ucode_tx_stats;
 107                struct dentry *file_ucode_general_stats;
 108                struct dentry *file_sensitivity;
 109                struct dentry *file_chain_noise;
 110                struct dentry *file_tx_power;
 111        } dbgfs_debug_files;
 112        u32 sram_offset;
 113        u32 sram_len;
 114};
 115
 116int iwl_dbgfs_register(struct iwl_priv *priv, const char *name);
 117void iwl_dbgfs_unregister(struct iwl_priv *priv);
 118#endif
 119
 120#else
 121#define IWL_DEBUG(__priv, level, fmt, args...)
 122#define IWL_DEBUG_LIMIT(__priv, level, fmt, args...)
 123static inline void iwl_print_hex_dump(struct iwl_priv *priv, int level,
 124                                      void *p, u32 len)
 125{}
 126#endif                          /* CONFIG_IWLWIFI_DEBUG */
 127
 128
 129
 130#ifndef CONFIG_IWLWIFI_DEBUGFS
 131static inline int iwl_dbgfs_register(struct iwl_priv *priv, const char *name)
 132{
 133        return 0;
 134}
 135static inline void iwl_dbgfs_unregister(struct iwl_priv *priv)
 136{
 137}
 138#endif                          /* CONFIG_IWLWIFI_DEBUGFS */
 139
 140/*
 141 * To use the debug system:
 142 *
 143 * If you are defining a new debug classification, simply add it to the #define
 144 * list here in the form of
 145 *
 146 * #define IWL_DL_xxxx VALUE
 147 *
 148 * where xxxx should be the name of the classification (for example, WEP).
 149 *
 150 * You then need to either add a IWL_xxxx_DEBUG() macro definition for your
 151 * classification, or use IWL_DEBUG(IWL_DL_xxxx, ...) whenever you want
 152 * to send output to that classification.
 153 *
 154 * The active debug levels can be accessed via files
 155 *
 156 *      /sys/module/iwlagn/parameters/debug{50}
 157 *      /sys/class/net/wlan0/device/debug_level
 158 *
 159 * when CONFIG_IWLWIFI_DEBUG=y.
 160 */
 161
 162/* 0x0000000F - 0x00000001 */
 163#define IWL_DL_INFO             (1 << 0)
 164#define IWL_DL_MAC80211         (1 << 1)
 165#define IWL_DL_HCMD             (1 << 2)
 166#define IWL_DL_STATE            (1 << 3)
 167/* 0x000000F0 - 0x00000010 */
 168#define IWL_DL_MACDUMP          (1 << 4)
 169#define IWL_DL_HCMD_DUMP        (1 << 5)
 170#define IWL_DL_RADIO            (1 << 7)
 171/* 0x00000F00 - 0x00000100 */
 172#define IWL_DL_POWER            (1 << 8)
 173#define IWL_DL_TEMP             (1 << 9)
 174#define IWL_DL_NOTIF            (1 << 10)
 175#define IWL_DL_SCAN             (1 << 11)
 176/* 0x0000F000 - 0x00001000 */
 177#define IWL_DL_ASSOC            (1 << 12)
 178#define IWL_DL_DROP             (1 << 13)
 179#define IWL_DL_TXPOWER          (1 << 14)
 180#define IWL_DL_AP               (1 << 15)
 181/* 0x000F0000 - 0x00010000 */
 182#define IWL_DL_FW               (1 << 16)
 183#define IWL_DL_RF_KILL          (1 << 17)
 184#define IWL_DL_FW_ERRORS        (1 << 18)
 185#define IWL_DL_LED              (1 << 19)
 186/* 0x00F00000 - 0x00100000 */
 187#define IWL_DL_RATE             (1 << 20)
 188#define IWL_DL_CALIB            (1 << 21)
 189#define IWL_DL_WEP              (1 << 22)
 190#define IWL_DL_TX               (1 << 23)
 191/* 0x0F000000 - 0x01000000 */
 192#define IWL_DL_RX               (1 << 24)
 193#define IWL_DL_ISR              (1 << 25)
 194#define IWL_DL_HT               (1 << 26)
 195#define IWL_DL_IO               (1 << 27)
 196/* 0xF0000000 - 0x10000000 */
 197#define IWL_DL_11H              (1 << 28)
 198#define IWL_DL_STATS            (1 << 29)
 199#define IWL_DL_TX_REPLY         (1 << 30)
 200#define IWL_DL_QOS              (1 << 31)
 201
 202#define IWL_DEBUG_INFO(p, f, a...)      IWL_DEBUG(p, IWL_DL_INFO, f, ## a)
 203#define IWL_DEBUG_MAC80211(p, f, a...)  IWL_DEBUG(p, IWL_DL_MAC80211, f, ## a)
 204#define IWL_DEBUG_MACDUMP(p, f, a...)   IWL_DEBUG(p, IWL_DL_MACDUMP, f, ## a)
 205#define IWL_DEBUG_TEMP(p, f, a...)      IWL_DEBUG(p, IWL_DL_TEMP, f, ## a)
 206#define IWL_DEBUG_SCAN(p, f, a...)      IWL_DEBUG(p, IWL_DL_SCAN, f, ## a)
 207#define IWL_DEBUG_RX(p, f, a...)        IWL_DEBUG(p, IWL_DL_RX, f, ## a)
 208#define IWL_DEBUG_TX(p, f, a...)        IWL_DEBUG(p, IWL_DL_TX, f, ## a)
 209#define IWL_DEBUG_ISR(p, f, a...)       IWL_DEBUG(p, IWL_DL_ISR, f, ## a)
 210#define IWL_DEBUG_LED(p, f, a...)       IWL_DEBUG(p, IWL_DL_LED, f, ## a)
 211#define IWL_DEBUG_WEP(p, f, a...)       IWL_DEBUG(p, IWL_DL_WEP, f, ## a)
 212#define IWL_DEBUG_HC(p, f, a...)        IWL_DEBUG(p, IWL_DL_HCMD, f, ## a)
 213#define IWL_DEBUG_HC_DUMP(p, f, a...)   IWL_DEBUG(p, IWL_DL_HCMD_DUMP, f, ## a)
 214#define IWL_DEBUG_CALIB(p, f, a...)     IWL_DEBUG(p, IWL_DL_CALIB, f, ## a)
 215#define IWL_DEBUG_FW(p, f, a...)        IWL_DEBUG(p, IWL_DL_FW, f, ## a)
 216#define IWL_DEBUG_RF_KILL(p, f, a...)   IWL_DEBUG(p, IWL_DL_RF_KILL, f, ## a)
 217#define IWL_DEBUG_DROP(p, f, a...)      IWL_DEBUG(p, IWL_DL_DROP, f, ## a)
 218#define IWL_DEBUG_DROP_LIMIT(p, f, a...)        \
 219                IWL_DEBUG_LIMIT(p, IWL_DL_DROP, f, ## a)
 220#define IWL_DEBUG_AP(p, f, a...)        IWL_DEBUG(p, IWL_DL_AP, f, ## a)
 221#define IWL_DEBUG_TXPOWER(p, f, a...)   IWL_DEBUG(p, IWL_DL_TXPOWER, f, ## a)
 222#define IWL_DEBUG_IO(p, f, a...)        IWL_DEBUG(p, IWL_DL_IO, f, ## a)
 223#define IWL_DEBUG_RATE(p, f, a...)      IWL_DEBUG(p, IWL_DL_RATE, f, ## a)
 224#define IWL_DEBUG_RATE_LIMIT(p, f, a...)        \
 225                IWL_DEBUG_LIMIT(p, IWL_DL_RATE, f, ## a)
 226#define IWL_DEBUG_NOTIF(p, f, a...)     IWL_DEBUG(p, IWL_DL_NOTIF, f, ## a)
 227#define IWL_DEBUG_ASSOC(p, f, a...)     \
 228                IWL_DEBUG(p, IWL_DL_ASSOC | IWL_DL_INFO, f, ## a)
 229#define IWL_DEBUG_ASSOC_LIMIT(p, f, a...)       \
 230                IWL_DEBUG_LIMIT(p, IWL_DL_ASSOC | IWL_DL_INFO, f, ## a)
 231#define IWL_DEBUG_HT(p, f, a...)        IWL_DEBUG(p, IWL_DL_HT, f, ## a)
 232#define IWL_DEBUG_STATS(p, f, a...)     IWL_DEBUG(p, IWL_DL_STATS, f, ## a)
 233#define IWL_DEBUG_STATS_LIMIT(p, f, a...)       \
 234                IWL_DEBUG_LIMIT(p, IWL_DL_STATS, f, ## a)
 235#define IWL_DEBUG_TX_REPLY(p, f, a...)  IWL_DEBUG(p, IWL_DL_TX_REPLY, f, ## a)
 236#define IWL_DEBUG_TX_REPLY_LIMIT(p, f, a...) \
 237                IWL_DEBUG_LIMIT(p, IWL_DL_TX_REPLY, f, ## a)
 238#define IWL_DEBUG_QOS(p, f, a...)       IWL_DEBUG(p, IWL_DL_QOS, f, ## a)
 239#define IWL_DEBUG_RADIO(p, f, a...)     IWL_DEBUG(p, IWL_DL_RADIO, f, ## a)
 240#define IWL_DEBUG_POWER(p, f, a...)     IWL_DEBUG(p, IWL_DL_POWER, f, ## a)
 241#define IWL_DEBUG_11H(p, f, a...)       IWL_DEBUG(p, IWL_DL_11H, f, ## a)
 242
 243#endif
 244