1 /****************************************************************************** 2 * 3 * Copyright(c) 2003 - 2014 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 * The full GNU General Public License is included in this distribution in the 17 * file called LICENSE. 18 * 19 * Contact Information: 20 * Intel Linux Wireless <linuxwifi@intel.com> 21 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 22 * 23 *****************************************************************************/ 24 25 #ifndef __iwl_debug_h__ 26 #define __iwl_debug_h__ 27 28 #include "iwl-modparams.h" 29 30 31 static inline bool iwl_have_debug_level(u32 level) 32 { 33 #ifdef CONFIG_IWLWIFI_DEBUG 34 return iwlwifi_mod_params.debug_level & level; 35 #else 36 return false; 37 #endif 38 } 39 40 struct device; 41 void __iwl_err(struct device *dev, bool rfkill_prefix, bool only_trace, 42 const char *fmt, ...) __printf(4, 5); 43 void __iwl_warn(struct device *dev, const char *fmt, ...) __printf(2, 3); 44 void __iwl_info(struct device *dev, const char *fmt, ...) __printf(2, 3); 45 void __iwl_crit(struct device *dev, const char *fmt, ...) __printf(2, 3); 46 47 /* not all compilers can evaluate strlen() at compile time, so use sizeof() */ 48 #define CHECK_FOR_NEWLINE(f) BUILD_BUG_ON(f[sizeof(f) - 2] != '\n') 49 50 /* No matter what is m (priv, bus, trans), this will work */ 51 #define IWL_ERR_DEV(d, f, a...) \ 52 do { \ 53 CHECK_FOR_NEWLINE(f); \ 54 __iwl_err((d), false, false, f, ## a); \ 55 } while (0) 56 #define IWL_ERR(m, f, a...) \ 57 IWL_ERR_DEV((m)->dev, f, ## a) 58 #define IWL_WARN(m, f, a...) \ 59 do { \ 60 CHECK_FOR_NEWLINE(f); \ 61 __iwl_warn((m)->dev, f, ## a); \ 62 } while (0) 63 #define IWL_INFO(m, f, a...) \ 64 do { \ 65 CHECK_FOR_NEWLINE(f); \ 66 __iwl_info((m)->dev, f, ## a); \ 67 } while (0) 68 #define IWL_CRIT(m, f, a...) \ 69 do { \ 70 CHECK_FOR_NEWLINE(f); \ 71 __iwl_crit((m)->dev, f, ## a); \ 72 } while (0) 73 74 #if defined(CONFIG_IWLWIFI_DEBUG) || defined(CONFIG_IWLWIFI_DEVICE_TRACING) 75 void __iwl_dbg(struct device *dev, 76 u32 level, bool limit, const char *function, 77 const char *fmt, ...) __printf(5, 6); 78 #else 79 __printf(5, 6) static inline void 80 __iwl_dbg(struct device *dev, 81 u32 level, bool limit, const char *function, 82 const char *fmt, ...) 83 {} 84 #endif 85 86 #define iwl_print_hex_error(m, p, len) \ 87 do { \ 88 print_hex_dump(KERN_ERR, "iwl data: ", \ 89 DUMP_PREFIX_OFFSET, 16, 1, p, len, 1); \ 90 } while (0) 91 92 #define __IWL_DEBUG_DEV(dev, level, limit, fmt, args...) \ 93 do { \ 94 CHECK_FOR_NEWLINE(fmt); \ 95 __iwl_dbg(dev, level, limit, __func__, fmt, ##args); \ 96 } while (0) 97 #define IWL_DEBUG(m, level, fmt, args...) \ 98 __IWL_DEBUG_DEV((m)->dev, level, false, fmt, ##args) 99 #define IWL_DEBUG_DEV(dev, level, fmt, args...) \ 100 __IWL_DEBUG_DEV(dev, level, false, fmt, ##args) 101 #define IWL_DEBUG_LIMIT(m, level, fmt, args...) \ 102 __IWL_DEBUG_DEV((m)->dev, level, true, fmt, ##args) 103 104 #ifdef CONFIG_IWLWIFI_DEBUG 105 #define iwl_print_hex_dump(m, level, p, len) \ 106 do { \ 107 if (iwl_have_debug_level(level)) \ 108 print_hex_dump(KERN_DEBUG, "iwl data: ", \ 109 DUMP_PREFIX_OFFSET, 16, 1, p, len, 1); \ 110 } while (0) 111 #else 112 #define iwl_print_hex_dump(m, level, p, len) 113 #endif /* CONFIG_IWLWIFI_DEBUG */ 114 115 /* 116 * To use the debug system: 117 * 118 * If you are defining a new debug classification, simply add it to the #define 119 * list here in the form of 120 * 121 * #define IWL_DL_xxxx VALUE 122 * 123 * where xxxx should be the name of the classification (for example, WEP). 124 * 125 * You then need to either add a IWL_xxxx_DEBUG() macro definition for your 126 * classification, or use IWL_DEBUG(IWL_DL_xxxx, ...) whenever you want 127 * to send output to that classification. 128 * 129 * The active debug levels can be accessed via files 130 * 131 * /sys/module/iwlwifi/parameters/debug 132 * when CONFIG_IWLWIFI_DEBUG=y. 133 * 134 * /sys/kernel/debug/phy0/iwlwifi/debug/debug_level 135 * when CONFIG_IWLWIFI_DEBUGFS=y. 136 * 137 */ 138 139 /* 0x0000000F - 0x00000001 */ 140 #define IWL_DL_INFO 0x00000001 141 #define IWL_DL_MAC80211 0x00000002 142 #define IWL_DL_HCMD 0x00000004 143 #define IWL_DL_TDLS 0x00000008 144 /* 0x000000F0 - 0x00000010 */ 145 #define IWL_DL_QUOTA 0x00000010 146 #define IWL_DL_TE 0x00000020 147 #define IWL_DL_EEPROM 0x00000040 148 #define IWL_DL_RADIO 0x00000080 149 /* 0x00000F00 - 0x00000100 */ 150 #define IWL_DL_POWER 0x00000100 151 #define IWL_DL_TEMP 0x00000200 152 #define IWL_DL_RPM 0x00000400 153 #define IWL_DL_SCAN 0x00000800 154 /* 0x0000F000 - 0x00001000 */ 155 #define IWL_DL_ASSOC 0x00001000 156 #define IWL_DL_DROP 0x00002000 157 #define IWL_DL_LAR 0x00004000 158 #define IWL_DL_COEX 0x00008000 159 /* 0x000F0000 - 0x00010000 */ 160 #define IWL_DL_FW 0x00010000 161 #define IWL_DL_RF_KILL 0x00020000 162 #define IWL_DL_FW_ERRORS 0x00040000 163 /* 0x00F00000 - 0x00100000 */ 164 #define IWL_DL_RATE 0x00100000 165 #define IWL_DL_CALIB 0x00200000 166 #define IWL_DL_WEP 0x00400000 167 #define IWL_DL_TX 0x00800000 168 /* 0x0F000000 - 0x01000000 */ 169 #define IWL_DL_RX 0x01000000 170 #define IWL_DL_ISR 0x02000000 171 #define IWL_DL_HT 0x04000000 172 #define IWL_DL_EXTERNAL 0x08000000 173 /* 0xF0000000 - 0x10000000 */ 174 #define IWL_DL_11H 0x10000000 175 #define IWL_DL_STATS 0x20000000 176 #define IWL_DL_TX_REPLY 0x40000000 177 #define IWL_DL_TX_QUEUES 0x80000000 178 179 #define IWL_DEBUG_INFO(p, f, a...) IWL_DEBUG(p, IWL_DL_INFO, f, ## a) 180 #define IWL_DEBUG_TDLS(p, f, a...) IWL_DEBUG(p, IWL_DL_TDLS, f, ## a) 181 #define IWL_DEBUG_MAC80211(p, f, a...) IWL_DEBUG(p, IWL_DL_MAC80211, f, ## a) 182 #define IWL_DEBUG_EXTERNAL(p, f, a...) IWL_DEBUG(p, IWL_DL_EXTERNAL, f, ## a) 183 #define IWL_DEBUG_TEMP(p, f, a...) IWL_DEBUG(p, IWL_DL_TEMP, f, ## a) 184 #define IWL_DEBUG_SCAN(p, f, a...) IWL_DEBUG(p, IWL_DL_SCAN, f, ## a) 185 #define IWL_DEBUG_RX(p, f, a...) IWL_DEBUG(p, IWL_DL_RX, f, ## a) 186 #define IWL_DEBUG_TX(p, f, a...) IWL_DEBUG(p, IWL_DL_TX, f, ## a) 187 #define IWL_DEBUG_ISR(p, f, a...) IWL_DEBUG(p, IWL_DL_ISR, f, ## a) 188 #define IWL_DEBUG_WEP(p, f, a...) IWL_DEBUG(p, IWL_DL_WEP, f, ## a) 189 #define IWL_DEBUG_HC(p, f, a...) IWL_DEBUG(p, IWL_DL_HCMD, f, ## a) 190 #define IWL_DEBUG_QUOTA(p, f, a...) IWL_DEBUG(p, IWL_DL_QUOTA, f, ## a) 191 #define IWL_DEBUG_TE(p, f, a...) IWL_DEBUG(p, IWL_DL_TE, f, ## a) 192 #define IWL_DEBUG_EEPROM(d, f, a...) IWL_DEBUG_DEV(d, IWL_DL_EEPROM, f, ## a) 193 #define IWL_DEBUG_CALIB(p, f, a...) IWL_DEBUG(p, IWL_DL_CALIB, f, ## a) 194 #define IWL_DEBUG_FW(p, f, a...) IWL_DEBUG(p, IWL_DL_FW, f, ## a) 195 #define IWL_DEBUG_RF_KILL(p, f, a...) IWL_DEBUG(p, IWL_DL_RF_KILL, f, ## a) 196 #define IWL_DEBUG_FW_ERRORS(p, f, a...) IWL_DEBUG(p, IWL_DL_FW_ERRORS, f, ## a) 197 #define IWL_DEBUG_DROP(p, f, a...) IWL_DEBUG(p, IWL_DL_DROP, f, ## a) 198 #define IWL_DEBUG_DROP_LIMIT(p, f, a...) \ 199 IWL_DEBUG_LIMIT(p, IWL_DL_DROP, f, ## a) 200 #define IWL_DEBUG_COEX(p, f, a...) IWL_DEBUG(p, IWL_DL_COEX, f, ## a) 201 #define IWL_DEBUG_RATE(p, f, a...) IWL_DEBUG(p, IWL_DL_RATE, f, ## a) 202 #define IWL_DEBUG_RATE_LIMIT(p, f, a...) \ 203 IWL_DEBUG_LIMIT(p, IWL_DL_RATE, f, ## a) 204 #define IWL_DEBUG_ASSOC(p, f, a...) \ 205 IWL_DEBUG(p, IWL_DL_ASSOC | IWL_DL_INFO, f, ## a) 206 #define IWL_DEBUG_ASSOC_LIMIT(p, f, a...) \ 207 IWL_DEBUG_LIMIT(p, IWL_DL_ASSOC | IWL_DL_INFO, f, ## a) 208 #define IWL_DEBUG_HT(p, f, a...) IWL_DEBUG(p, IWL_DL_HT, f, ## a) 209 #define IWL_DEBUG_STATS(p, f, a...) IWL_DEBUG(p, IWL_DL_STATS, f, ## a) 210 #define IWL_DEBUG_STATS_LIMIT(p, f, a...) \ 211 IWL_DEBUG_LIMIT(p, IWL_DL_STATS, f, ## a) 212 #define IWL_DEBUG_TX_REPLY(p, f, a...) IWL_DEBUG(p, IWL_DL_TX_REPLY, f, ## a) 213 #define IWL_DEBUG_TX_QUEUES(p, f, a...) IWL_DEBUG(p, IWL_DL_TX_QUEUES, f, ## a) 214 #define IWL_DEBUG_RADIO(p, f, a...) IWL_DEBUG(p, IWL_DL_RADIO, f, ## a) 215 #define IWL_DEBUG_DEV_RADIO(p, f, a...) IWL_DEBUG_DEV(p, IWL_DL_RADIO, f, ## a) 216 #define IWL_DEBUG_POWER(p, f, a...) IWL_DEBUG(p, IWL_DL_POWER, f, ## a) 217 #define IWL_DEBUG_11H(p, f, a...) IWL_DEBUG(p, IWL_DL_11H, f, ## a) 218 #define IWL_DEBUG_RPM(p, f, a...) IWL_DEBUG(p, IWL_DL_RPM, f, ## a) 219 #define IWL_DEBUG_LAR(p, f, a...) IWL_DEBUG(p, IWL_DL_LAR, f, ## a) 220 221 #endif 222