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

   1/******************************************************************************
   2 *
   3 * Copyright(c) 2003 - 2013 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-modparams.h"
  33
  34
  35static inline bool iwl_have_debug_level(u32 level)
  36{
  37        return iwlwifi_mod_params.debug_level & level;
  38}
  39
  40void __iwl_err(struct device *dev, bool rfkill_prefix, bool only_trace,
  41                const char *fmt, ...) __printf(4, 5);
  42void __iwl_warn(struct device *dev, const char *fmt, ...) __printf(2, 3);
  43void __iwl_info(struct device *dev, const char *fmt, ...) __printf(2, 3);
  44void __iwl_crit(struct device *dev, const char *fmt, ...) __printf(2, 3);
  45
  46/* No matter what is m (priv, bus, trans), this will work */
  47#define IWL_ERR(m, f, a...) __iwl_err((m)->dev, false, false, f, ## a)
  48#define IWL_ERR_DEV(d, f, a...) __iwl_err((d), false, false, f, ## a)
  49#define IWL_WARN(m, f, a...) __iwl_warn((m)->dev, f, ## a)
  50#define IWL_INFO(m, f, a...) __iwl_info((m)->dev, f, ## a)
  51#define IWL_CRIT(m, f, a...) __iwl_crit((m)->dev, f, ## a)
  52
  53#if defined(CONFIG_IWLWIFI_DEBUG) || defined(CONFIG_IWLWIFI_DEVICE_TRACING)
  54void __iwl_dbg(struct device *dev,
  55               u32 level, bool limit, const char *function,
  56               const char *fmt, ...) __printf(5, 6);
  57#else
  58__printf(5, 6) static inline void
  59__iwl_dbg(struct device *dev,
  60          u32 level, bool limit, const char *function,
  61          const char *fmt, ...)
  62{}
  63#endif
  64
  65#define iwl_print_hex_error(m, p, len)                                  \
  66do {                                                                    \
  67        print_hex_dump(KERN_ERR, "iwl data: ",                          \
  68                       DUMP_PREFIX_OFFSET, 16, 1, p, len, 1);           \
  69} while (0)
  70
  71#define IWL_DEBUG(m, level, fmt, args...)                               \
  72        __iwl_dbg((m)->dev, level, false, __func__, fmt, ##args)
  73#define IWL_DEBUG_DEV(dev, level, fmt, args...)                         \
  74        __iwl_dbg((dev), level, false, __func__, fmt, ##args)
  75#define IWL_DEBUG_LIMIT(m, level, fmt, args...)                         \
  76        __iwl_dbg((m)->dev, level, true, __func__, fmt, ##args)
  77
  78#ifdef CONFIG_IWLWIFI_DEBUG
  79#define iwl_print_hex_dump(m, level, p, len)                            \
  80do {                                                                    \
  81        if (iwl_have_debug_level(level))                                \
  82                print_hex_dump(KERN_DEBUG, "iwl data: ",                \
  83                               DUMP_PREFIX_OFFSET, 16, 1, p, len, 1);   \
  84} while (0)
  85#else
  86#define iwl_print_hex_dump(m, level, p, len)
  87#endif                          /* CONFIG_IWLWIFI_DEBUG */
  88
  89/*
  90 * To use the debug system:
  91 *
  92 * If you are defining a new debug classification, simply add it to the #define
  93 * list here in the form of
  94 *
  95 * #define IWL_DL_xxxx VALUE
  96 *
  97 * where xxxx should be the name of the classification (for example, WEP).
  98 *
  99 * You then need to either add a IWL_xxxx_DEBUG() macro definition for your
 100 * classification, or use IWL_DEBUG(IWL_DL_xxxx, ...) whenever you want
 101 * to send output to that classification.
 102 *
 103 * The active debug levels can be accessed via files
 104 *
 105 *      /sys/module/iwlwifi/parameters/debug
 106 * when CONFIG_IWLWIFI_DEBUG=y.
 107 *
 108 *      /sys/kernel/debug/phy0/iwlwifi/debug/debug_level
 109 * when CONFIG_IWLWIFI_DEBUGFS=y.
 110 *
 111 */
 112
 113/* 0x0000000F - 0x00000001 */
 114#define IWL_DL_INFO             0x00000001
 115#define IWL_DL_MAC80211         0x00000002
 116#define IWL_DL_HCMD             0x00000004
 117#define IWL_DL_STATE            0x00000008
 118/* 0x000000F0 - 0x00000010 */
 119#define IWL_DL_TE               0x00000020
 120#define IWL_DL_EEPROM           0x00000040
 121#define IWL_DL_RADIO            0x00000080
 122/* 0x00000F00 - 0x00000100 */
 123#define IWL_DL_POWER            0x00000100
 124#define IWL_DL_TEMP             0x00000200
 125#define IWL_DL_SCAN             0x00000800
 126/* 0x0000F000 - 0x00001000 */
 127#define IWL_DL_ASSOC            0x00001000
 128#define IWL_DL_DROP             0x00002000
 129#define IWL_DL_COEX             0x00008000
 130/* 0x000F0000 - 0x00010000 */
 131#define IWL_DL_FW               0x00010000
 132#define IWL_DL_RF_KILL          0x00020000
 133#define IWL_DL_FW_ERRORS        0x00040000
 134#define IWL_DL_LED              0x00080000
 135/* 0x00F00000 - 0x00100000 */
 136#define IWL_DL_RATE             0x00100000
 137#define IWL_DL_CALIB            0x00200000
 138#define IWL_DL_WEP              0x00400000
 139#define IWL_DL_TX               0x00800000
 140/* 0x0F000000 - 0x01000000 */
 141#define IWL_DL_RX               0x01000000
 142#define IWL_DL_ISR              0x02000000
 143#define IWL_DL_HT               0x04000000
 144/* 0xF0000000 - 0x10000000 */
 145#define IWL_DL_11H              0x10000000
 146#define IWL_DL_STATS            0x20000000
 147#define IWL_DL_TX_REPLY         0x40000000
 148#define IWL_DL_TX_QUEUES        0x80000000
 149
 150#define IWL_DEBUG_INFO(p, f, a...)      IWL_DEBUG(p, IWL_DL_INFO, f, ## a)
 151#define IWL_DEBUG_MAC80211(p, f, a...)  IWL_DEBUG(p, IWL_DL_MAC80211, f, ## a)
 152#define IWL_DEBUG_TEMP(p, f, a...)      IWL_DEBUG(p, IWL_DL_TEMP, f, ## a)
 153#define IWL_DEBUG_SCAN(p, f, a...)      IWL_DEBUG(p, IWL_DL_SCAN, f, ## a)
 154#define IWL_DEBUG_RX(p, f, a...)        IWL_DEBUG(p, IWL_DL_RX, f, ## a)
 155#define IWL_DEBUG_TX(p, f, a...)        IWL_DEBUG(p, IWL_DL_TX, f, ## a)
 156#define IWL_DEBUG_ISR(p, f, a...)       IWL_DEBUG(p, IWL_DL_ISR, f, ## a)
 157#define IWL_DEBUG_LED(p, f, a...)       IWL_DEBUG(p, IWL_DL_LED, f, ## a)
 158#define IWL_DEBUG_WEP(p, f, a...)       IWL_DEBUG(p, IWL_DL_WEP, f, ## a)
 159#define IWL_DEBUG_HC(p, f, a...)        IWL_DEBUG(p, IWL_DL_HCMD, f, ## a)
 160#define IWL_DEBUG_TE(p, f, a...)        IWL_DEBUG(p, IWL_DL_TE, f, ## a)
 161#define IWL_DEBUG_EEPROM(d, f, a...)    IWL_DEBUG_DEV(d, IWL_DL_EEPROM, f, ## a)
 162#define IWL_DEBUG_CALIB(p, f, a...)     IWL_DEBUG(p, IWL_DL_CALIB, f, ## a)
 163#define IWL_DEBUG_FW(p, f, a...)        IWL_DEBUG(p, IWL_DL_FW, f, ## a)
 164#define IWL_DEBUG_RF_KILL(p, f, a...)   IWL_DEBUG(p, IWL_DL_RF_KILL, f, ## a)
 165#define IWL_DEBUG_FW_ERRORS(p, f, a...) IWL_DEBUG(p, IWL_DL_FW_ERRORS, f, ## a)
 166#define IWL_DEBUG_DROP(p, f, a...)      IWL_DEBUG(p, IWL_DL_DROP, f, ## a)
 167#define IWL_DEBUG_DROP_LIMIT(p, f, a...)        \
 168                IWL_DEBUG_LIMIT(p, IWL_DL_DROP, f, ## a)
 169#define IWL_DEBUG_COEX(p, f, a...)      IWL_DEBUG(p, IWL_DL_COEX, f, ## a)
 170#define IWL_DEBUG_RATE(p, f, a...)      IWL_DEBUG(p, IWL_DL_RATE, f, ## a)
 171#define IWL_DEBUG_RATE_LIMIT(p, f, a...)        \
 172                IWL_DEBUG_LIMIT(p, IWL_DL_RATE, f, ## a)
 173#define IWL_DEBUG_ASSOC(p, f, a...)     \
 174                IWL_DEBUG(p, IWL_DL_ASSOC | IWL_DL_INFO, f, ## a)
 175#define IWL_DEBUG_ASSOC_LIMIT(p, f, a...)       \
 176                IWL_DEBUG_LIMIT(p, IWL_DL_ASSOC | IWL_DL_INFO, f, ## a)
 177#define IWL_DEBUG_HT(p, f, a...)        IWL_DEBUG(p, IWL_DL_HT, f, ## a)
 178#define IWL_DEBUG_STATS(p, f, a...)     IWL_DEBUG(p, IWL_DL_STATS, f, ## a)
 179#define IWL_DEBUG_STATS_LIMIT(p, f, a...)       \
 180                IWL_DEBUG_LIMIT(p, IWL_DL_STATS, f, ## a)
 181#define IWL_DEBUG_TX_REPLY(p, f, a...)  IWL_DEBUG(p, IWL_DL_TX_REPLY, f, ## a)
 182#define IWL_DEBUG_TX_QUEUES(p, f, a...) IWL_DEBUG(p, IWL_DL_TX_QUEUES, f, ## a)
 183#define IWL_DEBUG_RADIO(p, f, a...)     IWL_DEBUG(p, IWL_DL_RADIO, f, ## a)
 184#define IWL_DEBUG_POWER(p, f, a...)     IWL_DEBUG(p, IWL_DL_POWER, f, ## a)
 185#define IWL_DEBUG_11H(p, f, a...)       IWL_DEBUG(p, IWL_DL_11H, f, ## a)
 186
 187#endif
 188