1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 /****************************************************************************** 3 * 4 * Copyright(c) 2003 - 2014 Intel Corporation. All rights reserved. 5 * Copyright(c) 2018 - 2021 Intel Corporation 6 * 7 * Portions of this file are derived from the ipw3945 project. 8 *****************************************************************************/ 9 10 #ifndef __iwl_debug_h__ 11 #define __iwl_debug_h__ 12 13 #include "iwl-modparams.h" 14 15 16 static inline bool iwl_have_debug_level(u32 level) 17 { 18 #ifdef CONFIG_IWLWIFI_DEBUG 19 return iwlwifi_mod_params.debug_level & level; 20 #else 21 return false; 22 #endif 23 } 24 25 enum iwl_err_mode { 26 IWL_ERR_MODE_REGULAR, 27 IWL_ERR_MODE_RFKILL, 28 IWL_ERR_MODE_TRACE_ONLY, 29 IWL_ERR_MODE_RATELIMIT, 30 }; 31 32 struct device; 33 void __iwl_err(struct device *dev, enum iwl_err_mode mode, const char *fmt, ...) 34 __printf(3, 4); 35 void __iwl_warn(struct device *dev, const char *fmt, ...) __printf(2, 3); 36 void __iwl_info(struct device *dev, const char *fmt, ...) __printf(2, 3); 37 void __iwl_crit(struct device *dev, const char *fmt, ...) __printf(2, 3); 38 39 /* not all compilers can evaluate strlen() at compile time, so use sizeof() */ 40 #define CHECK_FOR_NEWLINE(f) BUILD_BUG_ON(f[sizeof(f) - 2] != '\n') 41 42 /* No matter what is m (priv, bus, trans), this will work */ 43 #define __IWL_ERR_DEV(d, mode, f, a...) \ 44 do { \ 45 CHECK_FOR_NEWLINE(f); \ 46 __iwl_err((d), mode, f, ## a); \ 47 } while (0) 48 #define IWL_ERR_DEV(d, f, a...) \ 49 __IWL_ERR_DEV(d, IWL_ERR_MODE_REGULAR, f, ## a) 50 #define IWL_ERR(m, f, a...) \ 51 IWL_ERR_DEV((m)->dev, f, ## a) 52 #define IWL_ERR_LIMIT(m, f, a...) \ 53 __IWL_ERR_DEV((m)->dev, IWL_ERR_MODE_RATELIMIT, f, ## a) 54 #define IWL_WARN(m, f, a...) \ 55 do { \ 56 CHECK_FOR_NEWLINE(f); \ 57 __iwl_warn((m)->dev, f, ## a); \ 58 } while (0) 59 #define IWL_INFO(m, f, a...) \ 60 do { \ 61 CHECK_FOR_NEWLINE(f); \ 62 __iwl_info((m)->dev, f, ## a); \ 63 } while (0) 64 #define IWL_CRIT(m, f, a...) \ 65 do { \ 66 CHECK_FOR_NEWLINE(f); \ 67 __iwl_crit((m)->dev, f, ## a); \ 68 } while (0) 69 70 #if defined(CONFIG_IWLWIFI_DEBUG) || defined(CONFIG_IWLWIFI_DEVICE_TRACING) 71 void __iwl_dbg(struct device *dev, 72 u32 level, bool limit, const char *function, 73 const char *fmt, ...) __printf(5, 6); 74 #else 75 __printf(5, 6) static inline void 76 __iwl_dbg(struct device *dev, 77 u32 level, bool limit, const char *function, 78 const char *fmt, ...) 79 {} 80 #endif 81 82 #define iwl_print_hex_error(m, p, len) \ 83 do { \ 84 print_hex_dump(KERN_ERR, "iwl data: ", \ 85 DUMP_PREFIX_OFFSET, 16, 1, p, len, 1); \ 86 } while (0) 87 88 #define __IWL_DEBUG_DEV(dev, level, limit, fmt, args...) \ 89 do { \ 90 CHECK_FOR_NEWLINE(fmt); \ 91 __iwl_dbg(dev, level, limit, __func__, fmt, ##args); \ 92 } while (0) 93 #define IWL_DEBUG(m, level, fmt, args...) \ 94 __IWL_DEBUG_DEV((m)->dev, level, false, fmt, ##args) 95 #define IWL_DEBUG_DEV(dev, level, fmt, args...) \ 96 __IWL_DEBUG_DEV(dev, level, false, fmt, ##args) 97 #define IWL_DEBUG_LIMIT(m, level, fmt, args...) \ 98 __IWL_DEBUG_DEV((m)->dev, level, true, fmt, ##args) 99 100 #ifdef CONFIG_IWLWIFI_DEBUG 101 #define iwl_print_hex_dump(m, level, p, len) \ 102 do { \ 103 if (iwl_have_debug_level(level)) \ 104 print_hex_dump(KERN_DEBUG, "iwl data: ", \ 105 DUMP_PREFIX_OFFSET, 16, 1, p, len, 1); \ 106 } while (0) 107 #else 108 #define iwl_print_hex_dump(m, level, p, len) 109 #endif /* CONFIG_IWLWIFI_DEBUG */ 110 111 /* 112 * To use the debug system: 113 * 114 * If you are defining a new debug classification, simply add it to the #define 115 * list here in the form of 116 * 117 * #define IWL_DL_xxxx VALUE 118 * 119 * where xxxx should be the name of the classification (for example, WEP). 120 * 121 * You then need to either add a IWL_xxxx_DEBUG() macro definition for your 122 * classification, or use IWL_DEBUG(IWL_DL_xxxx, ...) whenever you want 123 * to send output to that classification. 124 * 125 * The active debug levels can be accessed via files 126 * 127 * /sys/module/iwlwifi/parameters/debug 128 * when CONFIG_IWLWIFI_DEBUG=y. 129 * 130 * /sys/kernel/debug/phy0/iwlwifi/debug/debug_level 131 * when CONFIG_IWLWIFI_DEBUGFS=y. 132 * 133 */ 134 135 /* 0x0000000F - 0x00000001 */ 136 #define IWL_DL_INFO 0x00000001 137 #define IWL_DL_MAC80211 0x00000002 138 #define IWL_DL_HCMD 0x00000004 139 #define IWL_DL_TDLS 0x00000008 140 /* 0x000000F0 - 0x00000010 */ 141 #define IWL_DL_QUOTA 0x00000010 142 #define IWL_DL_TE 0x00000020 143 #define IWL_DL_EEPROM 0x00000040 144 #define IWL_DL_RADIO 0x00000080 145 /* 0x00000F00 - 0x00000100 */ 146 #define IWL_DL_POWER 0x00000100 147 #define IWL_DL_TEMP 0x00000200 148 #define IWL_DL_WOWLAN 0x00000400 149 #define IWL_DL_SCAN 0x00000800 150 /* 0x0000F000 - 0x00001000 */ 151 #define IWL_DL_ASSOC 0x00001000 152 #define IWL_DL_DROP 0x00002000 153 #define IWL_DL_LAR 0x00004000 154 #define IWL_DL_COEX 0x00008000 155 /* 0x000F0000 - 0x00010000 */ 156 #define IWL_DL_FW 0x00010000 157 #define IWL_DL_RF_KILL 0x00020000 158 #define IWL_DL_TPT 0x00040000 159 /* 0x00F00000 - 0x00100000 */ 160 #define IWL_DL_RATE 0x00100000 161 #define IWL_DL_CALIB 0x00200000 162 #define IWL_DL_WEP 0x00400000 163 #define IWL_DL_TX 0x00800000 164 /* 0x0F000000 - 0x01000000 */ 165 #define IWL_DL_RX 0x01000000 166 #define IWL_DL_ISR 0x02000000 167 #define IWL_DL_HT 0x04000000 168 #define IWL_DL_EXTERNAL 0x08000000 169 /* 0xF0000000 - 0x10000000 */ 170 #define IWL_DL_11H 0x10000000 171 #define IWL_DL_STATS 0x20000000 172 #define IWL_DL_TX_REPLY 0x40000000 173 #define IWL_DL_TX_QUEUES 0x80000000 174 175 #define IWL_DEBUG_INFO(p, f, a...) IWL_DEBUG(p, IWL_DL_INFO, f, ## a) 176 #define IWL_DEBUG_TDLS(p, f, a...) IWL_DEBUG(p, IWL_DL_TDLS, f, ## a) 177 #define IWL_DEBUG_MAC80211(p, f, a...) IWL_DEBUG(p, IWL_DL_MAC80211, f, ## a) 178 #define IWL_DEBUG_EXTERNAL(p, f, a...) IWL_DEBUG(p, IWL_DL_EXTERNAL, f, ## a) 179 #define IWL_DEBUG_TEMP(p, f, a...) IWL_DEBUG(p, IWL_DL_TEMP, f, ## a) 180 #define IWL_DEBUG_SCAN(p, f, a...) IWL_DEBUG(p, IWL_DL_SCAN, f, ## a) 181 #define IWL_DEBUG_RX(p, f, a...) IWL_DEBUG(p, IWL_DL_RX, f, ## a) 182 #define IWL_DEBUG_TX(p, f, a...) IWL_DEBUG(p, IWL_DL_TX, f, ## a) 183 #define IWL_DEBUG_ISR(p, f, a...) IWL_DEBUG(p, IWL_DL_ISR, f, ## a) 184 #define IWL_DEBUG_WEP(p, f, a...) IWL_DEBUG(p, IWL_DL_WEP, f, ## a) 185 #define IWL_DEBUG_HC(p, f, a...) IWL_DEBUG(p, IWL_DL_HCMD, f, ## a) 186 #define IWL_DEBUG_QUOTA(p, f, a...) IWL_DEBUG(p, IWL_DL_QUOTA, f, ## a) 187 #define IWL_DEBUG_TE(p, f, a...) IWL_DEBUG(p, IWL_DL_TE, f, ## a) 188 #define IWL_DEBUG_EEPROM(d, f, a...) IWL_DEBUG_DEV(d, IWL_DL_EEPROM, f, ## a) 189 #define IWL_DEBUG_CALIB(p, f, a...) IWL_DEBUG(p, IWL_DL_CALIB, f, ## a) 190 #define IWL_DEBUG_FW(p, f, a...) IWL_DEBUG(p, IWL_DL_FW, f, ## a) 191 #define IWL_DEBUG_RF_KILL(p, f, a...) IWL_DEBUG(p, IWL_DL_RF_KILL, f, ## a) 192 #define IWL_DEBUG_DROP(p, f, a...) IWL_DEBUG(p, IWL_DL_DROP, f, ## a) 193 #define IWL_DEBUG_DROP_LIMIT(p, f, a...) \ 194 IWL_DEBUG_LIMIT(p, IWL_DL_DROP, f, ## a) 195 #define IWL_DEBUG_COEX(p, f, a...) IWL_DEBUG(p, IWL_DL_COEX, f, ## a) 196 #define IWL_DEBUG_RATE(p, f, a...) IWL_DEBUG(p, IWL_DL_RATE, f, ## a) 197 #define IWL_DEBUG_RATE_LIMIT(p, f, a...) \ 198 IWL_DEBUG_LIMIT(p, IWL_DL_RATE, f, ## a) 199 #define IWL_DEBUG_ASSOC(p, f, a...) \ 200 IWL_DEBUG(p, IWL_DL_ASSOC | IWL_DL_INFO, f, ## a) 201 #define IWL_DEBUG_ASSOC_LIMIT(p, f, a...) \ 202 IWL_DEBUG_LIMIT(p, IWL_DL_ASSOC | IWL_DL_INFO, f, ## a) 203 #define IWL_DEBUG_HT(p, f, a...) IWL_DEBUG(p, IWL_DL_HT, f, ## a) 204 #define IWL_DEBUG_STATS(p, f, a...) IWL_DEBUG(p, IWL_DL_STATS, f, ## a) 205 #define IWL_DEBUG_STATS_LIMIT(p, f, a...) \ 206 IWL_DEBUG_LIMIT(p, IWL_DL_STATS, f, ## a) 207 #define IWL_DEBUG_TX_REPLY(p, f, a...) IWL_DEBUG(p, IWL_DL_TX_REPLY, f, ## a) 208 #define IWL_DEBUG_TX_QUEUES(p, f, a...) IWL_DEBUG(p, IWL_DL_TX_QUEUES, f, ## a) 209 #define IWL_DEBUG_RADIO(p, f, a...) IWL_DEBUG(p, IWL_DL_RADIO, f, ## a) 210 #define IWL_DEBUG_DEV_RADIO(p, f, a...) IWL_DEBUG_DEV(p, IWL_DL_RADIO, f, ## a) 211 #define IWL_DEBUG_POWER(p, f, a...) IWL_DEBUG(p, IWL_DL_POWER, f, ## a) 212 #define IWL_DEBUG_11H(p, f, a...) IWL_DEBUG(p, IWL_DL_11H, f, ## a) 213 #define IWL_DEBUG_TPT(p, f, a...) IWL_DEBUG(p, IWL_DL_TPT, f, ## a) 214 #define IWL_DEBUG_WOWLAN(p, f, a...) IWL_DEBUG(p, IWL_DL_WOWLAN, f, ## a) 215 #define IWL_DEBUG_LAR(p, f, a...) IWL_DEBUG(p, IWL_DL_LAR, f, ## a) 216 #define IWL_DEBUG_FW_INFO(p, f, a...) \ 217 IWL_DEBUG(p, IWL_DL_INFO | IWL_DL_FW, f, ## a) 218 219 #endif 220