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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
16static 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
25enum 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
32struct device;
33void __iwl_err(struct device *dev, enum iwl_err_mode mode, const char *fmt, ...)
34 __printf(3, 4);
35void __iwl_warn(struct device *dev, const char *fmt, ...) __printf(2, 3);
36void __iwl_info(struct device *dev, const char *fmt, ...) __printf(2, 3);
37void __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)
71void __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) \
83do { \
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) \
102do { \
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