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iwl-debug.h
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1 /******************************************************************************
2  *
3  * Copyright(c) 2003 - 2012 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 <[email protected]>
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  return iwlwifi_mod_params.debug_level & level;
38 }
39 
40 void __iwl_err(struct device *dev, bool rfkill_prefix, bool only_trace,
41  const char *fmt, ...) __printf(4, 5);
42 void __iwl_warn(struct device *dev, const char *fmt, ...) __printf(2, 3);
43 void __iwl_info(struct device *dev, const char *fmt, ...) __printf(2, 3);
44 void __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)
54 void __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) \
66 do { \
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) \
80 do { \
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_EEPROM 0x00000040
120 #define IWL_DL_RADIO 0x00000080
121 /* 0x00000F00 - 0x00000100 */
122 #define IWL_DL_POWER 0x00000100
123 #define IWL_DL_TEMP 0x00000200
124 #define IWL_DL_SCAN 0x00000800
125 /* 0x0000F000 - 0x00001000 */
126 #define IWL_DL_ASSOC 0x00001000
127 #define IWL_DL_DROP 0x00002000
128 #define IWL_DL_COEX 0x00008000
129 /* 0x000F0000 - 0x00010000 */
130 #define IWL_DL_FW 0x00010000
131 #define IWL_DL_RF_KILL 0x00020000
132 #define IWL_DL_FW_ERRORS 0x00040000
133 #define IWL_DL_LED 0x00080000
134 /* 0x00F00000 - 0x00100000 */
135 #define IWL_DL_RATE 0x00100000
136 #define IWL_DL_CALIB 0x00200000
137 #define IWL_DL_WEP 0x00400000
138 #define IWL_DL_TX 0x00800000
139 /* 0x0F000000 - 0x01000000 */
140 #define IWL_DL_RX 0x01000000
141 #define IWL_DL_ISR 0x02000000
142 #define IWL_DL_HT 0x04000000
143 /* 0xF0000000 - 0x10000000 */
144 #define IWL_DL_11H 0x10000000
145 #define IWL_DL_STATS 0x20000000
146 #define IWL_DL_TX_REPLY 0x40000000
147 #define IWL_DL_TX_QUEUES 0x80000000
148 
149 #define IWL_DEBUG_INFO(p, f, a...) IWL_DEBUG(p, IWL_DL_INFO, f, ## a)
150 #define IWL_DEBUG_MAC80211(p, f, a...) IWL_DEBUG(p, IWL_DL_MAC80211, f, ## a)
151 #define IWL_DEBUG_TEMP(p, f, a...) IWL_DEBUG(p, IWL_DL_TEMP, f, ## a)
152 #define IWL_DEBUG_SCAN(p, f, a...) IWL_DEBUG(p, IWL_DL_SCAN, f, ## a)
153 #define IWL_DEBUG_RX(p, f, a...) IWL_DEBUG(p, IWL_DL_RX, f, ## a)
154 #define IWL_DEBUG_TX(p, f, a...) IWL_DEBUG(p, IWL_DL_TX, f, ## a)
155 #define IWL_DEBUG_ISR(p, f, a...) IWL_DEBUG(p, IWL_DL_ISR, f, ## a)
156 #define IWL_DEBUG_LED(p, f, a...) IWL_DEBUG(p, IWL_DL_LED, f, ## a)
157 #define IWL_DEBUG_WEP(p, f, a...) IWL_DEBUG(p, IWL_DL_WEP, f, ## a)
158 #define IWL_DEBUG_HC(p, f, a...) IWL_DEBUG(p, IWL_DL_HCMD, f, ## a)
159 #define IWL_DEBUG_EEPROM(d, f, a...) IWL_DEBUG_DEV(d, IWL_DL_EEPROM, f, ## a)
160 #define IWL_DEBUG_CALIB(p, f, a...) IWL_DEBUG(p, IWL_DL_CALIB, f, ## a)
161 #define IWL_DEBUG_FW(p, f, a...) IWL_DEBUG(p, IWL_DL_FW, f, ## a)
162 #define IWL_DEBUG_RF_KILL(p, f, a...) IWL_DEBUG(p, IWL_DL_RF_KILL, f, ## a)
163 #define IWL_DEBUG_FW_ERRORS(p, f, a...) IWL_DEBUG(p, IWL_DL_FW_ERRORS, f, ## a)
164 #define IWL_DEBUG_DROP(p, f, a...) IWL_DEBUG(p, IWL_DL_DROP, f, ## a)
165 #define IWL_DEBUG_DROP_LIMIT(p, f, a...) \
166  IWL_DEBUG_LIMIT(p, IWL_DL_DROP, f, ## a)
167 #define IWL_DEBUG_COEX(p, f, a...) IWL_DEBUG(p, IWL_DL_COEX, f, ## a)
168 #define IWL_DEBUG_RATE(p, f, a...) IWL_DEBUG(p, IWL_DL_RATE, f, ## a)
169 #define IWL_DEBUG_RATE_LIMIT(p, f, a...) \
170  IWL_DEBUG_LIMIT(p, IWL_DL_RATE, f, ## a)
171 #define IWL_DEBUG_ASSOC(p, f, a...) \
172  IWL_DEBUG(p, IWL_DL_ASSOC | IWL_DL_INFO, f, ## a)
173 #define IWL_DEBUG_ASSOC_LIMIT(p, f, a...) \
174  IWL_DEBUG_LIMIT(p, IWL_DL_ASSOC | IWL_DL_INFO, f, ## a)
175 #define IWL_DEBUG_HT(p, f, a...) IWL_DEBUG(p, IWL_DL_HT, f, ## a)
176 #define IWL_DEBUG_STATS(p, f, a...) IWL_DEBUG(p, IWL_DL_STATS, f, ## a)
177 #define IWL_DEBUG_STATS_LIMIT(p, f, a...) \
178  IWL_DEBUG_LIMIT(p, IWL_DL_STATS, f, ## a)
179 #define IWL_DEBUG_TX_REPLY(p, f, a...) IWL_DEBUG(p, IWL_DL_TX_REPLY, f, ## a)
180 #define IWL_DEBUG_TX_QUEUES(p, f, a...) IWL_DEBUG(p, IWL_DL_TX_QUEUES, f, ## a)
181 #define IWL_DEBUG_RADIO(p, f, a...) IWL_DEBUG(p, IWL_DL_RADIO, f, ## a)
182 #define IWL_DEBUG_POWER(p, f, a...) IWL_DEBUG(p, IWL_DL_POWER, f, ## a)
183 #define IWL_DEBUG_11H(p, f, a...) IWL_DEBUG(p, IWL_DL_11H, f, ## a)
184 
185 #endif
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