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 * 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 <linuxwifi@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 35 static inline bool iwl_have_debug_level(u32 level) 36 { 37 #ifdef CONFIG_IWLWIFI_DEBUG 38 return iwlwifi_mod_params.debug_level & level; 39 #else 40 return false; 41 #endif 42 } 43 44 void __iwl_err(struct device *dev, bool rfkill_prefix, bool only_trace, 45 const char *fmt, ...) __printf(4, 5); 46 void __iwl_warn(struct device *dev, const char *fmt, ...) __printf(2, 3); 47 void __iwl_info(struct device *dev, const char *fmt, ...) __printf(2, 3); 48 void __iwl_crit(struct device *dev, const char *fmt, ...) __printf(2, 3); 49 50 /* not all compilers can evaluate strlen() at compile time, so use sizeof() */ 51 #define CHECK_FOR_NEWLINE(f) BUILD_BUG_ON(f[sizeof(f) - 2] != '\n') 52 53 /* No matter what is m (priv, bus, trans), this will work */ 54 #define IWL_ERR_DEV(d, f, a...) \ 55 do { \ 56 CHECK_FOR_NEWLINE(f); \ 57 __iwl_err((d), false, false, f, ## a); \ 58 } while (0) 59 #define IWL_ERR(m, f, a...) \ 60 IWL_ERR_DEV((m)->dev, f, ## a) 61 #define IWL_WARN(m, f, a...) \ 62 do { \ 63 CHECK_FOR_NEWLINE(f); \ 64 __iwl_warn((m)->dev, f, ## a); \ 65 } while (0) 66 #define IWL_INFO(m, f, a...) \ 67 do { \ 68 CHECK_FOR_NEWLINE(f); \ 69 __iwl_info((m)->dev, f, ## a); \ 70 } while (0) 71 #define IWL_CRIT(m, f, a...) \ 72 do { \ 73 CHECK_FOR_NEWLINE(f); \ 74 __iwl_crit((m)->dev, f, ## a); \ 75 } while (0) 76 77 #if defined(CONFIG_IWLWIFI_DEBUG) || defined(CONFIG_IWLWIFI_DEVICE_TRACING) 78 void __iwl_dbg(struct device *dev, 79 u32 level, bool limit, const char *function, 80 const char *fmt, ...) __printf(5, 6); 81 #else 82 __printf(5, 6) static inline void 83 __iwl_dbg(struct device *dev, 84 u32 level, bool limit, const char *function, 85 const char *fmt, ...) 86 {} 87 #endif 88 89 #define iwl_print_hex_error(m, p, len) \ 90 do { \ 91 print_hex_dump(KERN_ERR, "iwl data: ", \ 92 DUMP_PREFIX_OFFSET, 16, 1, p, len, 1); \ 93 } while (0) 94 95 #define __IWL_DEBUG_DEV(dev, level, limit, fmt, args...) \ 96 do { \ 97 CHECK_FOR_NEWLINE(fmt); \ 98 __iwl_dbg(dev, level, limit, __func__, fmt, ##args); \ 99 } while (0) 100 #define IWL_DEBUG(m, level, fmt, args...) \ 101 __IWL_DEBUG_DEV((m)->dev, level, false, fmt, ##args) 102 #define IWL_DEBUG_DEV(dev, level, fmt, args...) \ 103 __IWL_DEBUG_DEV(dev, level, false, fmt, ##args) 104 #define IWL_DEBUG_LIMIT(m, level, fmt, args...) \ 105 __IWL_DEBUG_DEV((m)->dev, level, true, fmt, ##args) 106 107 #ifdef CONFIG_IWLWIFI_DEBUG 108 #define iwl_print_hex_dump(m, level, p, len) \ 109 do { \ 110 if (iwl_have_debug_level(level)) \ 111 print_hex_dump(KERN_DEBUG, "iwl data: ", \ 112 DUMP_PREFIX_OFFSET, 16, 1, p, len, 1); \ 113 } while (0) 114 #else 115 #define iwl_print_hex_dump(m, level, p, len) 116 #endif /* CONFIG_IWLWIFI_DEBUG */ 117 118 /* 119 * To use the debug system: 120 * 121 * If you are defining a new debug classification, simply add it to the #define 122 * list here in the form of 123 * 124 * #define IWL_DL_xxxx VALUE 125 * 126 * where xxxx should be the name of the classification (for example, WEP). 127 * 128 * You then need to either add a IWL_xxxx_DEBUG() macro definition for your 129 * classification, or use IWL_DEBUG(IWL_DL_xxxx, ...) whenever you want 130 * to send output to that classification. 131 * 132 * The active debug levels can be accessed via files 133 * 134 * /sys/module/iwlwifi/parameters/debug 135 * when CONFIG_IWLWIFI_DEBUG=y. 136 * 137 * /sys/kernel/debug/phy0/iwlwifi/debug/debug_level 138 * when CONFIG_IWLWIFI_DEBUGFS=y. 139 * 140 */ 141 142 /* 0x0000000F - 0x00000001 */ 143 #define IWL_DL_INFO 0x00000001 144 #define IWL_DL_MAC80211 0x00000002 145 #define IWL_DL_HCMD 0x00000004 146 #define IWL_DL_TDLS 0x00000008 147 /* 0x000000F0 - 0x00000010 */ 148 #define IWL_DL_QUOTA 0x00000010 149 #define IWL_DL_TE 0x00000020 150 #define IWL_DL_EEPROM 0x00000040 151 #define IWL_DL_RADIO 0x00000080 152 /* 0x00000F00 - 0x00000100 */ 153 #define IWL_DL_POWER 0x00000100 154 #define IWL_DL_TEMP 0x00000200 155 #define IWL_DL_RPM 0x00000400 156 #define IWL_DL_SCAN 0x00000800 157 /* 0x0000F000 - 0x00001000 */ 158 #define IWL_DL_ASSOC 0x00001000 159 #define IWL_DL_DROP 0x00002000 160 #define IWL_DL_LAR 0x00004000 161 #define IWL_DL_COEX 0x00008000 162 /* 0x000F0000 - 0x00010000 */ 163 #define IWL_DL_FW 0x00010000 164 #define IWL_DL_RF_KILL 0x00020000 165 #define IWL_DL_FW_ERRORS 0x00040000 166 /* 0x00F00000 - 0x00100000 */ 167 #define IWL_DL_RATE 0x00100000 168 #define IWL_DL_CALIB 0x00200000 169 #define IWL_DL_WEP 0x00400000 170 #define IWL_DL_TX 0x00800000 171 /* 0x0F000000 - 0x01000000 */ 172 #define IWL_DL_RX 0x01000000 173 #define IWL_DL_ISR 0x02000000 174 #define IWL_DL_HT 0x04000000 175 #define IWL_DL_EXTERNAL 0x08000000 176 /* 0xF0000000 - 0x10000000 */ 177 #define IWL_DL_11H 0x10000000 178 #define IWL_DL_STATS 0x20000000 179 #define IWL_DL_TX_REPLY 0x40000000 180 #define IWL_DL_TX_QUEUES 0x80000000 181 182 #define IWL_DEBUG_INFO(p, f, a...) IWL_DEBUG(p, IWL_DL_INFO, f, ## a) 183 #define IWL_DEBUG_TDLS(p, f, a...) IWL_DEBUG(p, IWL_DL_TDLS, f, ## a) 184 #define IWL_DEBUG_MAC80211(p, f, a...) IWL_DEBUG(p, IWL_DL_MAC80211, f, ## a) 185 #define IWL_DEBUG_EXTERNAL(p, f, a...) IWL_DEBUG(p, IWL_DL_EXTERNAL, f, ## a) 186 #define IWL_DEBUG_TEMP(p, f, a...) IWL_DEBUG(p, IWL_DL_TEMP, f, ## a) 187 #define IWL_DEBUG_SCAN(p, f, a...) IWL_DEBUG(p, IWL_DL_SCAN, f, ## a) 188 #define IWL_DEBUG_RX(p, f, a...) IWL_DEBUG(p, IWL_DL_RX, f, ## a) 189 #define IWL_DEBUG_TX(p, f, a...) IWL_DEBUG(p, IWL_DL_TX, f, ## a) 190 #define IWL_DEBUG_ISR(p, f, a...) IWL_DEBUG(p, IWL_DL_ISR, f, ## a) 191 #define IWL_DEBUG_WEP(p, f, a...) IWL_DEBUG(p, IWL_DL_WEP, f, ## a) 192 #define IWL_DEBUG_HC(p, f, a...) IWL_DEBUG(p, IWL_DL_HCMD, f, ## a) 193 #define IWL_DEBUG_QUOTA(p, f, a...) IWL_DEBUG(p, IWL_DL_QUOTA, f, ## a) 194 #define IWL_DEBUG_TE(p, f, a...) IWL_DEBUG(p, IWL_DL_TE, f, ## a) 195 #define IWL_DEBUG_EEPROM(d, f, a...) IWL_DEBUG_DEV(d, IWL_DL_EEPROM, f, ## a) 196 #define IWL_DEBUG_CALIB(p, f, a...) IWL_DEBUG(p, IWL_DL_CALIB, f, ## a) 197 #define IWL_DEBUG_FW(p, f, a...) IWL_DEBUG(p, IWL_DL_FW, f, ## a) 198 #define IWL_DEBUG_RF_KILL(p, f, a...) IWL_DEBUG(p, IWL_DL_RF_KILL, f, ## a) 199 #define IWL_DEBUG_FW_ERRORS(p, f, a...) IWL_DEBUG(p, IWL_DL_FW_ERRORS, 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_COEX(p, f, a...) IWL_DEBUG(p, IWL_DL_COEX, f, ## a) 204 #define IWL_DEBUG_RATE(p, f, a...) IWL_DEBUG(p, IWL_DL_RATE, f, ## a) 205 #define IWL_DEBUG_RATE_LIMIT(p, f, a...) \ 206 IWL_DEBUG_LIMIT(p, IWL_DL_RATE, f, ## a) 207 #define IWL_DEBUG_ASSOC(p, f, a...) \ 208 IWL_DEBUG(p, IWL_DL_ASSOC | IWL_DL_INFO, f, ## a) 209 #define IWL_DEBUG_ASSOC_LIMIT(p, f, a...) \ 210 IWL_DEBUG_LIMIT(p, IWL_DL_ASSOC | IWL_DL_INFO, f, ## a) 211 #define IWL_DEBUG_HT(p, f, a...) IWL_DEBUG(p, IWL_DL_HT, f, ## a) 212 #define IWL_DEBUG_STATS(p, f, a...) IWL_DEBUG(p, IWL_DL_STATS, f, ## a) 213 #define IWL_DEBUG_STATS_LIMIT(p, f, a...) \ 214 IWL_DEBUG_LIMIT(p, IWL_DL_STATS, f, ## a) 215 #define IWL_DEBUG_TX_REPLY(p, f, a...) IWL_DEBUG(p, IWL_DL_TX_REPLY, f, ## a) 216 #define IWL_DEBUG_TX_QUEUES(p, f, a...) IWL_DEBUG(p, IWL_DL_TX_QUEUES, f, ## a) 217 #define IWL_DEBUG_RADIO(p, f, a...) IWL_DEBUG(p, IWL_DL_RADIO, f, ## a) 218 #define IWL_DEBUG_POWER(p, f, a...) IWL_DEBUG(p, IWL_DL_POWER, f, ## a) 219 #define IWL_DEBUG_11H(p, f, a...) IWL_DEBUG(p, IWL_DL_11H, f, ## a) 220 #define IWL_DEBUG_RPM(p, f, a...) IWL_DEBUG(p, IWL_DL_RPM, f, ## a) 221 #define IWL_DEBUG_LAR(p, f, a...) IWL_DEBUG(p, IWL_DL_LAR, f, ## a) 222 223 #endif 224