xref: /wlan-dirver/qca-wifi-host-cmn/qdf/inc/qdf_trace.h (revision 1b9674e21e24478fba4530f5ae7396b9555e9c6a)
1 /*
2  * Copyright (c) 2014-2018 The Linux Foundation. All rights reserved.
3  *
4  * Permission to use, copy, modify, and/or distribute this software for
5  * any purpose with or without fee is hereby granted, provided that the
6  * above copyright notice and this permission notice appear in all
7  * copies.
8  *
9  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
10  * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
11  * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE
12  * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
13  * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
14  * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
15  * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
16  * PERFORMANCE OF THIS SOFTWARE.
17  */
18 
19 #if !defined(__QDF_TRACE_H)
20 #define __QDF_TRACE_H
21 
22 /**
23  *  DOC: qdf_trace
24  *  QCA driver framework trace APIs
25  *  Trace, logging, and debugging definitions and APIs
26  */
27 
28 /* Include Files */
29 #include  <qdf_types.h>         /* For QDF_MODULE_ID... */
30 #include  <stdarg.h>            /* For va_list... */
31 #include  <qdf_status.h>
32 #include  <qdf_nbuf.h>
33 #include  <i_qdf_types.h>
34 #include <qdf_debugfs.h>
35 
36 
37 /* Type declarations */
38 
39 #define FL(x)    "%s: %d: " x, __func__, __LINE__
40 
41 #define QDF_TRACE_BUFFER_SIZE (512)
42 
43 #ifdef CONFIG_MCL
44 #define QDF_DEFAULT_TRACE_LEVEL \
45 	((1 << QDF_TRACE_LEVEL_FATAL) | (1 << QDF_TRACE_LEVEL_ERROR))
46 #else
47 #define QDF_DEFAULT_TRACE_LEVEL (1 << QDF_TRACE_LEVEL_INFO)
48 #endif
49 
50 #define QDF_CATEGORY_INFO_U16(val) (((val >> 16) & 0x0000FFFF))
51 #define QDF_TRACE_LEVEL_INFO_L16(val) (val & 0x0000FFFF)
52 
53 typedef int (qdf_abstract_print)(void *priv, const char *fmt, ...);
54 
55 /*
56  * Log levels
57  */
58 #define QDF_DEBUG_FUNCTRACE     0x01
59 #define QDF_DEBUG_LEVEL0        0x02
60 #define QDF_DEBUG_LEVEL1        0x04
61 #define QDF_DEBUG_LEVEL2        0x08
62 #define QDF_DEBUG_LEVEL3        0x10
63 #define QDF_DEBUG_ERROR         0x20
64 #define QDF_DEBUG_CFG           0x40
65 
66 
67 /* DP Trace Implementation */
68 #ifdef CONFIG_DP_TRACE
69 #define DPTRACE(p) p
70 #define DPTRACE_PRINT(args...) \
71 	QDF_TRACE(QDF_MODULE_ID_QDF, QDF_TRACE_LEVEL_DEBUG, args)
72 #else
73 #define DPTRACE(p)
74 #define DPTRACE_PRINT(args...)
75 #endif
76 
77 /* By default Data Path module will have all log levels enabled, except debug
78  * log level. Debug level will be left up to the framework or user space modules
79  * to be enabled when issue is detected
80  */
81 #define QDF_DATA_PATH_TRACE_LEVEL \
82 	((1 << QDF_TRACE_LEVEL_FATAL) | (1 << QDF_TRACE_LEVEL_ERROR) | \
83 	(1 << QDF_TRACE_LEVEL_WARN) | (1 << QDF_TRACE_LEVEL_INFO) | \
84 	(1 << QDF_TRACE_LEVEL_INFO_HIGH) | (1 << QDF_TRACE_LEVEL_INFO_MED) | \
85 	(1 << QDF_TRACE_LEVEL_INFO_LOW))
86 
87 /* Preprocessor definitions and constants */
88 #define ASSERT_BUFFER_SIZE (512)
89 
90 #ifndef MAX_QDF_TRACE_RECORDS
91 #define MAX_QDF_TRACE_RECORDS 4000
92 #endif
93 
94 #define QDF_TRACE_DEFAULT_PDEV_ID 0xff
95 #define INVALID_QDF_TRACE_ADDR 0xffffffff
96 #define DEFAULT_QDF_TRACE_DUMP_COUNT 0
97 
98 /*
99  * first parameter to iwpriv command - dump_dp_trace
100  * iwpriv wlan0 dump_dp_trace 0 0 -> dump full buffer
101  * iwpriv wlan0 dump_dp_trace 1 0 -> enable live view mode
102  * iwpriv wlan0 dump_dp_trace 2 0 -> clear dp trace buffer
103  * iwpriv wlan0 dump_dp_trace 3 0 -> disable live view mode
104  */
105 #define DUMP_DP_TRACE			0
106 #define ENABLE_DP_TRACE_LIVE_MODE	1
107 #define CLEAR_DP_TRACE_BUFFER		2
108 #define DISABLE_DP_TRACE_LIVE_MODE	3
109 
110 
111 #ifdef TRACE_RECORD
112 
113 #define MTRACE(p) p
114 
115 #else
116 #define MTRACE(p) do { } while (0)
117 
118 #endif
119 #define NO_SESSION 0xFF
120 
121 /**
122  * typedef struct qdf_trace_record_s - keep trace record
123  * @qtime: qtimer ticks
124  * @time: user timestamp
125  * @module: module name
126  * @code: hold record of code
127  * @session: hold record of session
128  * @data: hold data
129  * @pid: hold pid of the process
130  */
131 typedef struct qdf_trace_record_s {
132 	uint64_t qtime;
133 	char time[18];
134 	uint8_t module;
135 	uint8_t code;
136 	uint16_t session;
137 	uint32_t data;
138 	uint32_t pid;
139 } qdf_trace_record_t, *tp_qdf_trace_record;
140 
141 /**
142  * typedef struct s_qdf_trace_data - MTRACE logs are stored in ring buffer
143  * @head: position of first record
144  * @tail: position of last record
145  * @num: count of total record
146  * @num_since_last_dump: count from last dump
147  * @enable: config for controlling the trace
148  * @dump_count: Dump after number of records reach this number
149  */
150 typedef struct s_qdf_trace_data {
151 	uint32_t head;
152 	uint32_t tail;
153 	uint32_t num;
154 	uint16_t num_since_last_dump;
155 	uint8_t enable;
156 	uint16_t dump_count;
157 } t_qdf_trace_data;
158 
159 #define CASE_RETURN_STRING(str) case ((str)): return (uint8_t *)(# str);
160 
161 #ifndef MAX_QDF_DP_TRACE_RECORDS
162 #define MAX_QDF_DP_TRACE_RECORDS       2000
163 #endif
164 
165 #define QDF_DP_TRACE_RECORD_SIZE       40
166 #define INVALID_QDF_DP_TRACE_ADDR      0xffffffff
167 #define QDF_DP_TRACE_VERBOSITY_HIGH		4
168 #define QDF_DP_TRACE_VERBOSITY_MEDIUM		3
169 #define QDF_DP_TRACE_VERBOSITY_LOW		2
170 #define QDF_DP_TRACE_VERBOSITY_ULTRA_LOW	1
171 #define QDF_DP_TRACE_VERBOSITY_BASE		0
172 
173 /**
174  * enum QDF_DP_TRACE_ID - Generic ID to identify various events in data path
175  * @QDF_DP_TRACE_INVALID - invalid
176  * @QDF_DP_TRACE_DROP_PACKET_RECORD - record drop packet
177  * @QDF_DP_TRACE_EAPOL_PACKET_RECORD - record EAPOL packet
178  * @QDF_DP_TRACE_DHCP_PACKET_RECORD - record DHCP packet
179  * @QDF_DP_TRACE_ARP_PACKET_RECORD - record ARP packet
180  * @QDF_DP_TRACE_MGMT_PACKET_RECORD - record MGMT pacekt
181  * @QDF_DP_TRACE_EVENT_RECORD - record events
182  * @QDF_DP_TRACE_BASE_VERBOSITY - below this are part of base verbosity
183  * @QDF_DP_TRACE_ICMP_PACKET_RECORD - record ICMP packet
184  * @QDF_DP_TRACE_ICMPv6_PACKET_RECORD - record ICMPv6 packet
185  * @QDF_DP_TRACE_HDD_TX_TIMEOUT - HDD tx timeout
186  * @QDF_DP_TRACE_HDD_SOFTAP_TX_TIMEOUT- SOFTAP HDD tx timeout
187  * @QDF_DP_TRACE_ULTRA_LOW_VERBOSITY - Below this is not logged for >4PPS
188  * @QDF_DP_TRACE_TX_PACKET_RECORD - record 32 bytes of tx pkt at any layer
189  * @QDF_DP_TRACE_RX_PACKET_RECORD - record 32 bytes of rx pkt at any layer
190  * @QDF_DP_TRACE_HDD_TX_PACKET_RECORD - record 32 bytes of tx pkt at HDD
191  * @QDF_DP_TRACE_HDD_RX_PACKET_RECORD - record 32 bytes of rx pkt at HDD
192  * @QDF_DP_TRACE_LI_DP_TX_PACKET_RECORD - record data bytes of tx pkt at LI_DP
193  * @QDF_DP_TRACE_LI_DP_RX_PACKET_RECORD - record data bytes of rx pkt at LI_DP
194  * @QDF_DP_TRACE_LI_DP_FREE_PACKET_PTR_RECORD - tx completion ptr record for
195  *						lithium
196  * @QDF_DP_TRACE_FREE_PACKET_PTR_RECORD - tx completion ptr record
197  * @QDF_DP_TRACE_LOW_VERBOSITY - below this are part of low verbosity
198  * @QDF_DP_TRACE_HDD_TX_PACKET_PTR_RECORD - HDD layer ptr record
199  * @QDF_DP_TRACE_LI_DP_TX_PACKET_PTR_RECORD - Lithium DP layer ptr record
200  * @QDF_DP_TRACE_RX_HDD_PACKET_PTR_RECORD - HDD RX record
201  * @QDF_DP_TRACE_CE_PACKET_PTR_RECORD - CE layer ptr record
202  * @QDF_DP_TRACE_CE_FAST_PACKET_PTR_RECORD- CE fastpath ptr record
203  * @QDF_DP_TRACE_CE_FAST_PACKET_ERR_RECORD- CE fastpath error record
204  * @QDF_DP_TRACE_RX_HTT_PACKET_PTR_RECORD - HTT RX record
205  * @QDF_DP_TRACE_RX_OFFLOAD_HTT_PACKET_PTR_RECORD- HTT RX offload record
206  * @QDF_DP_TRACE_RX_LI_DP_PACKET_PTR_RECORD - Lithium DP RX record
207  * @QDF_DP_TRACE_MED_VERBOSITY - below this are part of med verbosity
208  * @QDF_DP_TRACE_TXRX_QUEUE_PACKET_PTR_RECORD -tx queue ptr record
209  * @QDF_DP_TRACE_TXRX_PACKET_PTR_RECORD - txrx packet ptr record
210  * @QDF_DP_TRACE_TXRX_FAST_PACKET_PTR_RECORD - txrx fast path record
211  * @QDF_DP_TRACE_HTT_PACKET_PTR_RECORD - htt packet ptr record
212  * @QDF_DP_TRACE_HTC_PACKET_PTR_RECORD - htc packet ptr record
213  * @QDF_DP_TRACE_HIF_PACKET_PTR_RECORD - hif packet ptr record
214  * @QDF_DP_TRACE_RX_TXRX_PACKET_PTR_RECORD - txrx packet ptr record
215  * @QDF_DP_TRACE_LI_DP_NULL_RX_PACKET_RECORD
216  *		- record data bytes of rx null_queue pkt at LI_DP
217  * @QDF_DP_TRACE_HIGH_VERBOSITY - below this are part of high verbosity
218  */
219 
220 enum  QDF_DP_TRACE_ID {
221 	QDF_DP_TRACE_INVALID,
222 	QDF_DP_TRACE_DROP_PACKET_RECORD,
223 	QDF_DP_TRACE_EAPOL_PACKET_RECORD,
224 	QDF_DP_TRACE_DHCP_PACKET_RECORD,
225 	QDF_DP_TRACE_ARP_PACKET_RECORD,
226 	QDF_DP_TRACE_MGMT_PACKET_RECORD,
227 	QDF_DP_TRACE_EVENT_RECORD,
228 	QDF_DP_TRACE_BASE_VERBOSITY,
229 	QDF_DP_TRACE_ICMP_PACKET_RECORD,
230 	QDF_DP_TRACE_ICMPv6_PACKET_RECORD,
231 	QDF_DP_TRACE_HDD_TX_TIMEOUT,
232 	QDF_DP_TRACE_HDD_SOFTAP_TX_TIMEOUT,
233 	QDF_DP_TRACE_ULTRA_LOW_VERBOSITY,
234 	QDF_DP_TRACE_TX_PACKET_RECORD,
235 	QDF_DP_TRACE_RX_PACKET_RECORD,
236 	QDF_DP_TRACE_HDD_TX_PACKET_RECORD,
237 	QDF_DP_TRACE_HDD_RX_PACKET_RECORD,
238 	QDF_DP_TRACE_LI_DP_TX_PACKET_RECORD,
239 	QDF_DP_TRACE_LI_DP_RX_PACKET_RECORD,
240 	QDF_DP_TRACE_LI_DP_FREE_PACKET_PTR_RECORD,
241 	QDF_DP_TRACE_FREE_PACKET_PTR_RECORD,
242 	QDF_DP_TRACE_LOW_VERBOSITY,
243 	QDF_DP_TRACE_HDD_TX_PACKET_PTR_RECORD,
244 	QDF_DP_TRACE_LI_DP_TX_PACKET_PTR_RECORD,
245 	QDF_DP_TRACE_RX_HDD_PACKET_PTR_RECORD,
246 	QDF_DP_TRACE_CE_PACKET_PTR_RECORD,
247 	QDF_DP_TRACE_CE_FAST_PACKET_PTR_RECORD,
248 	QDF_DP_TRACE_CE_FAST_PACKET_ERR_RECORD,
249 	QDF_DP_TRACE_RX_HTT_PACKET_PTR_RECORD,
250 	QDF_DP_TRACE_RX_OFFLOAD_HTT_PACKET_PTR_RECORD,
251 	QDF_DP_TRACE_RX_LI_DP_PACKET_PTR_RECORD,
252 	QDF_DP_TRACE_MED_VERBOSITY,
253 	QDF_DP_TRACE_TXRX_QUEUE_PACKET_PTR_RECORD,
254 	QDF_DP_TRACE_TXRX_PACKET_PTR_RECORD,
255 	QDF_DP_TRACE_TXRX_FAST_PACKET_PTR_RECORD,
256 	QDF_DP_TRACE_HTT_PACKET_PTR_RECORD,
257 	QDF_DP_TRACE_HTC_PACKET_PTR_RECORD,
258 	QDF_DP_TRACE_HIF_PACKET_PTR_RECORD,
259 	QDF_DP_TRACE_RX_TXRX_PACKET_PTR_RECORD,
260 	QDF_DP_TRACE_LI_DP_NULL_RX_PACKET_RECORD,
261 	QDF_DP_TRACE_HIGH_VERBOSITY,
262 	QDF_DP_TRACE_MAX
263 };
264 
265 /**
266  * qdf_proto_dir - direction
267  * @QDF_TX: TX direction
268  * @QDF_RX: RX direction
269  * @QDF_NA: not applicable
270  */
271 enum qdf_proto_dir {
272 	QDF_TX,
273 	QDF_RX,
274 	QDF_NA
275 };
276 
277 /**
278  * struct qdf_dp_trace_ptr_buf - pointer record buffer
279  * @cookie: cookie value
280  * @msdu_id: msdu_id
281  * @status: completion status
282  */
283 struct qdf_dp_trace_ptr_buf {
284 	uint64_t cookie;
285 	uint16_t msdu_id;
286 	uint16_t status;
287 };
288 
289 /**
290  * struct qdf_dp_trace_proto_buf - proto packet buffer
291  * @sa: source address
292  * @da: destination address
293  * @vdev_id : vdev id
294  * @type: packet type
295  * @subtype: packet subtype
296  * @dir: direction
297  */
298 struct qdf_dp_trace_proto_buf {
299 	struct qdf_mac_addr sa;
300 	struct qdf_mac_addr da;
301 	uint8_t vdev_id;
302 	uint8_t type;
303 	uint8_t subtype;
304 	uint8_t dir;
305 };
306 
307 /**
308  * struct qdf_dp_trace_mgmt_buf - mgmt packet buffer
309  * @vdev_id : vdev id
310  * @type: packet type
311  * @subtype: packet subtype
312  */
313 struct qdf_dp_trace_mgmt_buf {
314 	uint8_t vdev_id;
315 	uint8_t type;
316 	uint8_t subtype;
317 };
318 
319 /**
320  * struct qdf_dp_trace_event_buf - event buffer
321  * @vdev_id : vdev id
322  * @type: packet type
323  * @subtype: packet subtype
324  */
325 struct qdf_dp_trace_event_buf {
326 	uint8_t vdev_id;
327 	uint8_t type;
328 	uint8_t subtype;
329 };
330 
331 /**
332  * struct qdf_dp_trace_data_buf - nbuf data buffer
333  * @msdu_id : msdu id
334  */
335 struct qdf_dp_trace_data_buf {
336 	uint16_t msdu_id;
337 };
338 
339 /**
340  * struct qdf_dp_trace_record_s - Describes a record in DP trace
341  * @time: time when it got stored
342  * @code: Describes the particular event
343  * @data: buffer to store data
344  * @size: Length of the valid data stored in this record
345  * @pid : process id which stored the data in this record
346  */
347 struct qdf_dp_trace_record_s {
348 	uint64_t time;
349 	uint8_t code;
350 	uint8_t data[QDF_DP_TRACE_RECORD_SIZE];
351 	uint8_t size;
352 	uint32_t pid;
353 	uint8_t pdev_id;
354 };
355 
356 /**
357  * struct qdf_dp_trace_data - Parameters to configure/control DP trace
358  * @head: Position of first record
359  * @tail: Position of last record
360  * @num:  Current index
361  * @proto_bitmap: defines which protocol to be traced
362  * @no_of_record: defines every nth packet to be traced
363  * @verbosity : defines verbosity level
364  * @ini_conf_verbosity: Configured verbosity from INI
365  * @enable: enable/disable DP trace
366  * @count: current packet number
367  * @live_mode_config: configuration as received during initialization
368  * @live_mode: current live mode, enabled or disabled, can be throttled based
369  *             on throughput
370  * @force_live_mode: flag to enable live mode all the time for all packets.
371  *                  This can be set/unset from userspace and overrides other
372  *                  live mode flags.
373  * @dynamic_verbosity_modify: Dynamic user configured verbosity overrides all
374  * @print_pkt_cnt: count of number of packets printed in live mode
375  * @high_tput_thresh: thresh beyond which live mode is turned off
376  * @thresh_time_limit: max time, in terms of BW timer intervals to wait,
377  *          for determining if high_tput_thresh has been crossed. ~1s
378  * @arp_req: stats for arp reqs
379  * @arp_resp: stats for arp resps
380  * @icmp_req: stats for icmp reqs
381  * @icmp_resp: stats for icmp resps
382  * @dhcp_disc: stats for dhcp discover msgs
383  * @dhcp_req: stats for dhcp req msgs
384  * @dhcp_off: stats for dhcp offer msgs
385  * @dhcp_ack: stats for dhcp ack msgs
386  * @dhcp_nack: stats for dhcp nack msgs
387  * @dhcp_others: stats for other dhcp pkts types
388  * @eapol_m1: stats for eapol m1
389  * @eapol_m2: stats for eapol m2
390  * @eapol_m3: stats for eapol m3
391  * @eapol_m4: stats for eapol m4
392  * @eapol_others: stats for other eapol pkt types
393  * @icmpv6_req: stats for icmpv6 reqs
394  * @icmpv6_resp: stats for icmpv6 resps
395  * @icmpv6_ns: stats for icmpv6 nss
396  * @icmpv6_na: stats for icmpv6 nas
397  * @icmpv6_rs: stats for icmpv6 rss
398  * @icmpv6_ra: stats for icmpv6 ras
399  */
400 struct s_qdf_dp_trace_data {
401 	uint32_t head;
402 	uint32_t tail;
403 	uint32_t num;
404 	uint8_t proto_bitmap;
405 	uint8_t no_of_record;
406 	uint8_t verbosity;
407 	uint8_t ini_conf_verbosity;
408 	bool enable;
409 	bool live_mode_config;
410 	bool live_mode;
411 	uint32_t curr_pos;
412 	uint32_t saved_tail;
413 	bool force_live_mode;
414 	bool dynamic_verbosity_modify;
415 	uint8_t print_pkt_cnt;
416 	uint8_t high_tput_thresh;
417 	uint16_t thresh_time_limit;
418 	/* Stats */
419 	uint32_t tx_count;
420 	uint32_t rx_count;
421 	u16 arp_req;
422 	u16 arp_resp;
423 	u16 dhcp_disc;
424 	u16 dhcp_req;
425 	u16 dhcp_off;
426 	u16 dhcp_ack;
427 	u16 dhcp_nack;
428 	u16 dhcp_others;
429 	u16 eapol_m1;
430 	u16 eapol_m2;
431 	u16 eapol_m3;
432 	u16 eapol_m4;
433 	u16 eapol_others;
434 	u16 icmp_req;
435 	u16 icmp_resp;
436 	u16 icmpv6_req;
437 	u16 icmpv6_resp;
438 	u16 icmpv6_ns;
439 	u16 icmpv6_na;
440 	u16 icmpv6_rs;
441 	u16 icmpv6_ra;
442 };
443 
444 /**
445  * struct qdf_dpt_debugfs_state - state to control read to debugfs file
446  * @QDF_DPT_DEBUGFS_STATE_SHOW_STATE_INVALID: invalid state
447  * @QDF_DPT_DEBUGFS_STATE_SHOW_STATE_INIT: initial state
448  * @QDF_DPT_DEBUGFS_STATE_SHOW_IN_PROGRESS: read is in progress
449  * @QDF_DPT_DEBUGFS_STATE_SHOW_COMPLETE:  read complete
450  */
451 
452 enum qdf_dpt_debugfs_state {
453 	QDF_DPT_DEBUGFS_STATE_SHOW_STATE_INVALID,
454 	QDF_DPT_DEBUGFS_STATE_SHOW_STATE_INIT,
455 	QDF_DPT_DEBUGFS_STATE_SHOW_IN_PROGRESS,
456 	QDF_DPT_DEBUGFS_STATE_SHOW_COMPLETE,
457 };
458 
459 /* Function declarations and documenation */
460 
461 /**
462  * qdf_trace_set_level() - Set the trace level for a particular module
463  * @level : trace level
464  *
465  * Trace level is a member of the QDF_TRACE_LEVEL enumeration indicating
466  * the severity of the condition causing the trace message to be issued.
467  * More severe conditions are more likely to be logged.
468  *
469  * This is an external API that allows trace levels to be set for each module.
470  *
471  * Return:  nothing
472  */
473 void qdf_trace_set_level(QDF_MODULE_ID module, QDF_TRACE_LEVEL level);
474 
475 /**
476  * qdf_trace_get_level() - get the trace level
477  * @level : trace level
478  *
479  * This is an external API that returns a bool value to signify if a
480  * particular trace level is set for the specified module.
481  * A member of the QDF_TRACE_LEVEL enumeration indicating the severity
482  * of the condition causing the trace message to be issued.
483  *
484  * Note that individual trace levels are the only valid values
485  * for this API.  QDF_TRACE_LEVEL_NONE and QDF_TRACE_LEVEL_ALL
486  * are not valid input and will return false
487  *
488  * Return:
489  *  false - the specified trace level for the specified module is OFF
490  *  true - the specified trace level for the specified module is ON
491  */
492 bool qdf_trace_get_level(QDF_MODULE_ID module, QDF_TRACE_LEVEL level);
493 
494 typedef void (*tp_qdf_trace_cb)(void *p_mac, tp_qdf_trace_record, uint16_t);
495 typedef void (*tp_qdf_state_info_cb) (char **buf, uint16_t *size);
496 #ifdef WLAN_FEATURE_MEMDUMP_ENABLE
497 void qdf_register_debugcb_init(void);
498 void qdf_register_debug_callback(QDF_MODULE_ID module_id,
499 					tp_qdf_state_info_cb qdf_state_infocb);
500 QDF_STATUS qdf_state_info_dump_all(char *buf, uint16_t size,
501 			uint16_t *driver_dump_size);
502 #else /* WLAN_FEATURE_MEMDUMP_ENABLE */
503 static inline void qdf_register_debugcb_init(void)
504 {
505 }
506 #endif /* WLAN_FEATURE_MEMDUMP_ENABLE */
507 
508 #ifdef TRACE_RECORD
509 void qdf_trace_register(QDF_MODULE_ID, tp_qdf_trace_cb);
510 void qdf_trace_init(void);
511 void qdf_trace_deinit(void);
512 void qdf_trace(uint8_t module, uint8_t code, uint16_t session, uint32_t data);
513 void qdf_trace_enable(uint32_t, uint8_t enable);
514 void qdf_trace_dump_all(void *, uint8_t, uint8_t, uint32_t, uint32_t);
515 QDF_STATUS qdf_trace_spin_lock_init(void);
516 #else
517 #ifdef CONFIG_MCL
518 static inline
519 void qdf_trace_init(void)
520 {
521 }
522 
523 static inline
524 void qdf_trace_deinit(void)
525 {
526 }
527 
528 static inline
529 void qdf_trace_enable(uint32_t bitmask_of_module_id, uint8_t enable)
530 {
531 }
532 
533 static inline
534 void qdf_trace(uint8_t module, uint8_t code, uint16_t session, uint32_t data)
535 {
536 }
537 
538 static inline
539 void qdf_trace_dump_all(void *p_mac, uint8_t code, uint8_t session,
540 			uint32_t count, uint32_t bitmask_of_module)
541 {
542 }
543 
544 static inline
545 QDF_STATUS qdf_trace_spin_lock_init(void)
546 {
547 	return QDF_STATUS_E_INVAL;
548 }
549 #endif
550 #endif
551 
552 #ifdef ENABLE_MTRACE_LOG
553 /**
554  * qdf_mtrace_log() - Logs a message tracepoint to DIAG
555  * Infrastructure.
556  * @src_module: Enum of source module (basically module id)
557  * from where the message with message_id is posted.
558  * @dst_module: Enum of destination module (basically module id)
559  * to which the message with message_id is posted.
560  * @message_id: Id of the message to be posted
561  * @vdev_id: Vdev Id
562  *
563  * This function logs to the DIAG Infrastructure a tracepoint for a
564  * message being sent from a source module to a destination module
565  * with a specific ID for the benefit of a specific vdev.
566  * For non-vdev messages vdev_id will be NO_SESSION
567  * Return: None
568  */
569 void qdf_mtrace_log(QDF_MODULE_ID src_module, QDF_MODULE_ID dst_module,
570 		    uint16_t message_id, uint8_t vdev_id);
571 #else
572 static inline
573 void qdf_mtrace_log(QDF_MODULE_ID src_module, QDF_MODULE_ID dst_module,
574 		    uint16_t message_id, uint8_t vdev_id)
575 {
576 }
577 #endif
578 
579 /**
580  * qdf_mtrace() - puts the messages in to ring-buffer
581  * and logs a message tracepoint to DIAG Infrastructure.
582  * @src_module: Enum of source module (basically module id)
583  * from where the message with message_id is posted.
584  * @dst_module: Enum of destination module (basically module id)
585  * to which the message with message_id is posted.
586  * @message_id: Id of the message to be posted
587  * @vdev_id: Vdev Id
588  * @data: Actual message contents
589  *
590  * This function will be called from each module which wants to record the
591  * messages in circular queue. Before calling this function make sure you
592  * have registered your module with qdf through qdf_trace_register function.
593  * In addition of the recording the messages in circular queue this function
594  * will log the message tracepoint to the  DIAG infrastructure.
595  * these logs will be later used by post processing script.
596  *
597  * Return: None
598  */
599 void qdf_mtrace(QDF_MODULE_ID src_module, QDF_MODULE_ID dst_module,
600 		uint16_t message_id, uint8_t vdev_id, uint32_t data);
601 
602 #ifdef CONFIG_DP_TRACE
603 void qdf_dp_set_proto_bitmap(uint32_t val);
604 void qdf_dp_trace_set_verbosity(uint32_t val);
605 void qdf_dp_set_no_of_record(uint32_t val);
606 #define QDF_DP_TRACE_RECORD_INFO_LIVE (0x1)
607 #define QDF_DP_TRACE_RECORD_INFO_THROTTLED (0x1 << 1)
608 
609 bool qdf_dp_trace_log_pkt(uint8_t session_id, struct sk_buff *skb,
610 				enum qdf_proto_dir dir, uint8_t pdev_id);
611 void qdf_dp_trace_init(bool live_mode_config, uint8_t thresh,
612 				uint16_t time_limit, uint8_t verbosity,
613 				uint8_t proto_bitmap);
614 void qdf_dp_trace_deinit(void);
615 void qdf_dp_trace_spin_lock_init(void);
616 void qdf_dp_trace_set_value(uint8_t proto_bitmap, uint8_t no_of_records,
617 			 uint8_t verbosity);
618 void qdf_dp_trace_set_track(qdf_nbuf_t nbuf, enum qdf_proto_dir dir);
619 void qdf_dp_trace(qdf_nbuf_t nbuf, enum QDF_DP_TRACE_ID code, uint8_t pdev_id,
620 			uint8_t *data, uint8_t size, enum qdf_proto_dir dir);
621 void qdf_dp_trace_dump_all(uint32_t count, uint8_t pdev_id);
622 
623 /**
624  * qdf_dpt_get_curr_pos_debugfs() - get curr position to start read
625  * @file: debugfs file to read
626  * @state: state to control read to debugfs file
627  *
628  * Return: curr pos
629  */
630 uint32_t qdf_dpt_get_curr_pos_debugfs(qdf_debugfs_file_t file,
631 				enum qdf_dpt_debugfs_state state);
632 /**
633  * qdf_dpt_dump_stats_debugfs() - dump DP Trace stats to debugfs file
634  * @file: debugfs file to read
635  * @curr_pos: curr position to start read
636  *
637  * Return: QDF_STATUS
638  */
639 QDF_STATUS qdf_dpt_dump_stats_debugfs(qdf_debugfs_file_t file,
640 				      uint32_t curr_pos);
641 
642 /**
643  * qdf_dpt_set_value_debugfs() - dump DP Trace stats to debugfs file
644  * @file: debugfs file to read
645  * @curr_pos: curr position to start read
646  *
647  * Return: none
648  */
649 void qdf_dpt_set_value_debugfs(uint8_t proto_bitmap, uint8_t no_of_record,
650 			    uint8_t verbosity);
651 
652 
653 /**
654  * qdf_dp_trace_dump_stats() - dump DP Trace stats
655  *
656  * Return: none
657  */
658 void qdf_dp_trace_dump_stats(void);
659 typedef void (*tp_qdf_dp_trace_cb)(struct qdf_dp_trace_record_s*,
660 				   uint16_t, uint8_t, uint8_t info);
661 /**
662  * qdf_dp_display_record() - Displays a record in DP trace
663  * @record: pointer to a record in DP trace
664  * @index: record index
665  * @pdev_id: pdev id for the mgmt pkt
666  * @info: info used to display pkt (live mode, throttling)
667  *
668  * Return: None
669  */
670 void qdf_dp_display_record(struct qdf_dp_trace_record_s *record,
671 			   uint16_t index, uint8_t pdev_id,
672 			   uint8_t info);
673 
674 /**
675  * qdf_dp_display_ptr_record() - display record
676  * @record: dptrace record
677  * @rec_index: index
678  * @pdev_id: pdev id for the mgmt pkt
679  * @info: info used to display pkt (live mode, throttling)
680  *
681  * Return: none
682  */
683 void qdf_dp_display_ptr_record(struct qdf_dp_trace_record_s *record,
684 			       uint16_t rec_index, uint8_t pdev_id,
685 			       uint8_t info);
686 
687 /**
688  * qdf_dp_display_proto_pkt() - display proto packet
689  * @record: dptrace record
690  * @index: index
691  * @pdev_id: pdev id for the mgmt pkt
692  * @info: info used to display pkt (live mode, throttling)
693  *
694  * Return: none
695  */
696 void qdf_dp_display_proto_pkt(struct qdf_dp_trace_record_s *record,
697 			      uint16_t index, uint8_t pdev_id,
698 			      uint8_t info);
699 /**
700  * qdf_dp_display_data_pkt_record() - Displays a data packet in DP trace
701  * @record: pointer to a record in DP trace
702  * @rec_index: record index
703  * @pdev_id: pdev id
704  * @info: display info regarding record
705  *
706  * Return: None
707  */
708 void
709 qdf_dp_display_data_pkt_record(struct qdf_dp_trace_record_s *record,
710 			       uint16_t rec_index, uint8_t pdev_id,
711 			       uint8_t info);
712 
713 void qdf_dp_trace_ptr(qdf_nbuf_t nbuf, enum QDF_DP_TRACE_ID code,
714 		      uint8_t pdev_id, uint8_t *data, uint8_t size,
715 		      uint16_t msdu_id, uint16_t status);
716 void qdf_dp_trace_throttle_live_mode(bool high_bw_request);
717 
718 /**
719  * qdf_dp_trace_tput_policy() - Change verbosity based on the TPUT
720  * @is_data_traffic: Is traffic more than low TPUT threashould
721  *
722  * Return: None
723  */
724 void qdf_dp_trace_apply_tput_policy(bool is_data_traffic);
725 
726 /**
727  * qdf_dp_trace_data_pkt() - trace data packet
728  * @nbuf: nbuf which needs to be traced
729  * @pdev_id: pdev_id
730  * @code: QDF_DP_TRACE_ID for the packet (TX or RX)
731  * @msdu_id: tx desc id for the nbuf (Only applies to TX packets)
732  * @dir: TX or RX packet direction
733  *
734  * Return: None
735  */
736 void qdf_dp_trace_data_pkt(qdf_nbuf_t nbuf, uint8_t pdev_id,
737 			   enum QDF_DP_TRACE_ID code, uint16_t msdu_id,
738 			   enum qdf_proto_dir dir);
739 
740 uint8_t qdf_dp_get_proto_bitmap(void);
741 uint8_t qdf_dp_get_verbosity(void);
742 uint8_t qdf_dp_get_no_of_record(void);
743 
744 /**
745  * qdf_dp_trace_proto_pkt() - record proto packet
746  * @code: dptrace code
747  * @vdev_id: vdev id
748  * @sa: source mac address
749  * @da: destination mac address
750  * @type: proto type
751  * @subtype: proto subtype
752  * @dir: direction
753  * @pdev_id: pdev id
754  * @print: to print this proto pkt or not
755  *
756  * Return: none
757  */
758 void
759 qdf_dp_trace_proto_pkt(enum QDF_DP_TRACE_ID code, uint8_t vdev_id,
760 	uint8_t *sa, uint8_t *da, enum qdf_proto_type type,
761 	enum qdf_proto_subtype subtype, enum qdf_proto_dir dir,
762 	uint8_t pdev_id, bool print);
763 
764 void qdf_dp_trace_disable_live_mode(void);
765 void qdf_dp_trace_enable_live_mode(void);
766 void qdf_dp_trace_clear_buffer(void);
767 /**
768  * qdf_dp_trace_mgmt_pkt() - record mgmt packet
769  * @code: dptrace code
770  * @vdev_id: vdev id
771  * @pdev_id: pdev_id
772  * @type: proto type
773  * @subtype: proto subtype
774  *
775  * Return: none
776  */
777 void qdf_dp_trace_mgmt_pkt(enum QDF_DP_TRACE_ID code, uint8_t vdev_id,
778 			   uint8_t pdev_id, enum qdf_proto_type type,
779 			   enum qdf_proto_subtype subtype);
780 
781 /**
782  * qdf_dp_display_mgmt_pkt() - display proto packet
783  * @record: dptrace record
784  * @index: index
785  * @pdev_id: pdev id for the mgmt pkt
786  * @info: info used to display pkt (live mode, throttling)
787  *
788  * Return: none
789  */
790 void qdf_dp_display_mgmt_pkt(struct qdf_dp_trace_record_s *record,
791 			     uint16_t index, uint8_t pdev_id, uint8_t info);
792 
793 /**
794  * qdf_dp_display_event_record() - display event records
795  * @record: dptrace record
796  * @index: index
797  * @pdev_id: pdev id for the mgmt pkt
798  * @info: info used to display pkt (live mode, throttling)
799  *
800  * Return: none
801  */
802 void qdf_dp_display_event_record(struct qdf_dp_trace_record_s *record,
803 				 uint16_t index, uint8_t pdev_id, uint8_t info);
804 
805 void qdf_dp_trace_record_event(enum QDF_DP_TRACE_ID code, uint8_t vdev_id,
806 			       uint8_t pdev_id, enum qdf_proto_type type,
807 			       enum qdf_proto_subtype subtype);
808 #else
809 static inline
810 bool qdf_dp_trace_log_pkt(uint8_t session_id, struct sk_buff *skb,
811 				enum qdf_proto_dir dir, uint8_t pdev_id)
812 {
813 	return false;
814 }
815 static inline
816 void qdf_dp_trace_init(bool live_mode_config, uint8_t thresh,
817 				uint16_t time_limit, uint8_t verbosity,
818 				uint8_t proto_bitmap)
819 {
820 }
821 
822 static inline
823 void qdf_dp_trace_deinit(void)
824 {
825 }
826 
827 static inline
828 void qdf_dp_trace_set_track(qdf_nbuf_t nbuf, enum qdf_proto_dir dir)
829 {
830 }
831 static inline
832 void qdf_dp_trace_set_value(uint8_t proto_bitmap, uint8_t no_of_records,
833 			 uint8_t verbosity)
834 {
835 }
836 
837 static inline
838 void qdf_dp_trace_dump_all(uint32_t count, uint8_t pdev_id)
839 {
840 }
841 
842 static inline
843 uint32_t qdf_dpt_get_curr_pos_debugfs(qdf_debugfs_file_t file,
844 				      enum qdf_dpt_debugfs_state state)
845 {
846 	return 0;
847 }
848 
849 static inline
850 QDF_STATUS qdf_dpt_dump_stats_debugfs(qdf_debugfs_file_t file,
851 				      uint32_t curr_pos)
852 {
853 	return QDF_STATUS_SUCCESS;
854 }
855 
856 static inline
857 void qdf_dpt_set_value_debugfs(uint8_t proto_bitmap, uint8_t no_of_record,
858 			    uint8_t verbosity)
859 {
860 }
861 
862 static inline void qdf_dp_trace_dump_stats(void)
863 {
864 }
865 
866 static inline
867 void qdf_dp_trace_disable_live_mode(void)
868 {
869 }
870 
871 static inline
872 void qdf_dp_trace_enable_live_mode(void)
873 {
874 }
875 
876 static inline
877 void qdf_dp_trace_throttle_live_mode(bool high_bw_request)
878 {
879 }
880 
881 static inline
882 void qdf_dp_trace_clear_buffer(void)
883 {
884 }
885 
886 static inline
887 void qdf_dp_trace_data_pkt(qdf_nbuf_t nbuf, uint8_t pdev_id,
888 			   enum QDF_DP_TRACE_ID code, uint16_t msdu_id,
889 			   enum qdf_proto_dir dir)
890 {
891 }
892 #endif
893 
894 void qdf_trace_display(void);
895 
896 void qdf_trace_set_value(QDF_MODULE_ID module, QDF_TRACE_LEVEL level,
897 			 uint8_t on);
898 
899 void qdf_trace_set_module_trace_level(QDF_MODULE_ID module, uint32_t level);
900 
901 void __printf(3, 4) qdf_snprintf(char *str_buffer, unsigned int size,
902 		  char *str_format, ...);
903 
904 #define QDF_SNPRINTF qdf_snprintf
905 
906 #ifdef TSOSEG_DEBUG
907 
908 static inline void qdf_tso_seg_dbg_bug(char *msg)
909 {
910 	qdf_print("%s", msg);
911 	QDF_BUG(0);
912 };
913 
914 /**
915  * qdf_tso_seg_dbg_init - initialize TSO segment debug structure
916  * @tsoseg : structure to initialize
917  *
918  * TSO segment dbg structures are attached to qdf_tso_seg_elem_t
919  * structures and are allocated only of TSOSEG_DEBUG is defined.
920  * When allocated, at the time of the tso_seg_pool initialization,
921  * which goes with tx_desc initialization (1:1), each structure holds
922  * a number of (currently 16) history entries, basically describing
923  * what operation has been performed on this particular tso_seg_elem.
924  * This history buffer is a circular buffer and the current index is
925  * held in an atomic variable called cur. It is incremented every
926  * operation. Each of these operations are added with the function
927  * qdf_tso_seg_dbg_record.
928  * For each segment, this initialization function MUST be called PRIOR
929  * TO any _dbg_record() function calls.
930  * On free, qdf_tso_seg_elem structure is cleared (using qdf_tso_seg_dbg_zero)
931  * which clears the tso_desc, BUT DOES NOT CLEAR THE HISTORY element.
932  *
933  * Return:
934  *   None
935  */
936 static inline
937 void qdf_tso_seg_dbg_init(struct qdf_tso_seg_elem_t *tsoseg)
938 {
939 	tsoseg->dbg.txdesc = NULL;
940 	qdf_atomic_init(&tsoseg->dbg.cur); /* history empty */
941 }
942 
943 /**
944  * qdf_tso_seg_dbg_record - add a history entry to TSO debug structure
945  * @tsoseg : structure to initialize
946  * @id     : operation ID (identifies the caller)
947  *
948  * Adds a history entry to the history circular buffer. Each entry
949  * contains an operation id (caller, as currently each ID is used only
950  * once in the source, so it directly identifies the src line that invoked
951  * the recording.
952  *
953  * qdf_tso_seg_dbg_record CAN ONLY BE CALLED AFTER the entry is initialized
954  * by qdf_tso_seg_dbg_init.
955  *
956  * The entry to be added is written at the location pointed by the atomic
957  * variable called cur. Cur is an ever increasing atomic variable. It is
958  * masked so that only the lower 4 bits are used (16 history entries).
959  *
960  * Return:
961  *   int: the entry this record was recorded at
962  */
963 static inline
964 int qdf_tso_seg_dbg_record(struct qdf_tso_seg_elem_t *tsoseg, short id)
965 {
966 	int rc = -1;
967 	unsigned int c;
968 
969 	qdf_assert(tsoseg);
970 
971 	if (id == TSOSEG_LOC_ALLOC) {
972 		c = qdf_atomic_read(&tsoseg->dbg.cur);
973 		/* dont crash on the very first alloc on the segment */
974 		c &= 0x0f;
975 		/* allow only INIT and FREE ops before ALLOC */
976 		if (tsoseg->dbg.h[c].id >= id)
977 			qdf_tso_seg_dbg_bug("Rogue TSO seg alloc");
978 	}
979 	c = qdf_atomic_inc_return(&tsoseg->dbg.cur);
980 
981 	c &= 0x0f;
982 	tsoseg->dbg.h[c].ts = qdf_get_log_timestamp();
983 	tsoseg->dbg.h[c].id = id;
984 	rc = c;
985 
986 	return rc;
987 };
988 
989 static inline void
990 qdf_tso_seg_dbg_setowner(struct qdf_tso_seg_elem_t *tsoseg, void *owner)
991 {
992 	if (tsoseg)
993 		tsoseg->dbg.txdesc = owner;
994 };
995 
996 static inline void
997 qdf_tso_seg_dbg_zero(struct qdf_tso_seg_elem_t *tsoseg)
998 {
999 	memset(tsoseg, 0, offsetof(struct qdf_tso_seg_elem_t, dbg));
1000 	return;
1001 };
1002 
1003 #else
1004 static inline
1005 void qdf_tso_seg_dbg_init(struct qdf_tso_seg_elem_t *tsoseg)
1006 {
1007 };
1008 static inline
1009 int qdf_tso_seg_dbg_record(struct qdf_tso_seg_elem_t *tsoseg, short id)
1010 {
1011 	return 0;
1012 };
1013 static inline void qdf_tso_seg_dbg_bug(char *msg)
1014 {
1015 };
1016 static inline void
1017 qdf_tso_seg_dbg_setowner(struct qdf_tso_seg_elem_t *tsoseg, void *owner)
1018 {
1019 };
1020 static inline int
1021 qdf_tso_seg_dbg_zero(struct qdf_tso_seg_elem_t *tsoseg)
1022 {
1023 	memset(tsoseg, 0, sizeof(struct qdf_tso_seg_elem_t));
1024 	return 0;
1025 };
1026 
1027 #endif /* TSOSEG_DEBUG */
1028 
1029 void qdf_trace_hex_dump(QDF_MODULE_ID module, QDF_TRACE_LEVEL level,
1030 			void *data, int buf_len);
1031 
1032 #define ERROR_CODE                      -1
1033 #define QDF_MAX_NAME_SIZE               32
1034 #define MAX_PRINT_CONFIG_SUPPORTED      32
1035 
1036 #define MAX_SUPPORTED_CATEGORY QDF_MODULE_ID_MAX
1037 
1038 /**
1039  * qdf_set_pidx() - Sets the global qdf_pidx.
1040  * @pidx : Index of print control object assigned to the module
1041  *
1042  */
1043 void qdf_set_pidx(int pidx);
1044 
1045 /**
1046  * qdf_get_pidx() - Returns the global qdf_pidx.
1047  *
1048  * Return : Current qdf print index.
1049  */
1050 int qdf_get_pidx(void);
1051 /*
1052  * Shared print control index
1053  * for converged debug framework
1054  */
1055 
1056 #define QDF_PRINT_IDX_SHARED -1
1057 
1058 /**
1059  * QDF_PRINT_INFO() - Generic wrapper API for logging
1060  * @idx : Index of print control object
1061  * @module : Module identifier. A member of QDF_MODULE_ID enumeration that
1062  *           identifies the module issuing the trace message
1063  * @level : Trace level. A member of QDF_TRACE_LEVEL enumeration indicating
1064  *          the severity of the condition causing the trace message to be
1065  *          issued.
1066  * @str_format : Format string that contains the message to be logged.
1067  *
1068  *
1069  * This wrapper will be used for any generic logging messages. Wrapper will
1070  * compile a call to converged QDF trace message API.
1071  *
1072  * Return : Nothing
1073  *
1074  */
1075 void QDF_PRINT_INFO(unsigned int idx, QDF_MODULE_ID module,
1076 		    QDF_TRACE_LEVEL level,
1077 		    char *str_format, ...);
1078 
1079 /**
1080  * struct category_info  : Category information structure
1081  * @category_verbose_mask: Embeds information about category's verbose level
1082  */
1083 struct category_info {
1084 	uint16_t category_verbose_mask;
1085 };
1086 
1087 /**
1088  * struct category_name_info  : Category name information structure
1089  * @category_name_str: Embeds information about category name
1090  */
1091 struct category_name_info {
1092 	unsigned char category_name_str[QDF_MAX_NAME_SIZE];
1093 };
1094 
1095 /**
1096  * qdf_trace_msg_cmn()- Converged logging API
1097  * @idx: Index of print control object assigned to the module
1098  * @category: Category identifier. A member of the QDF_MODULE_ID enumeration
1099  *            that identifies the category issuing the trace message.
1100  * @verbose: Verbose level. A member of the QDF_TRACE_LEVEL enumeration
1101  *           indicating the severity of the condition causing the trace
1102  *           message to be issued. More severe conditions are more likely
1103  *           to be logged.
1104  * @str_format: Format string. The message to be logged. This format string
1105  *              contains printf-like replacement parameters, which follow this
1106  *              parameter in the variable argument list.
1107  * @val: Variable argument list part of the log message
1108  *
1109  * Return: nothing
1110  *
1111  */
1112 void qdf_trace_msg_cmn(unsigned int idx,
1113 			QDF_MODULE_ID category,
1114 			QDF_TRACE_LEVEL verbose,
1115 			const char *str_format,
1116 			va_list val);
1117 
1118 /**
1119  * struct qdf_print_ctrl: QDF Print Control structure
1120  *                        Statically allocated objects of print control
1121  *                        structure are declared that will support maximum of
1122  *                        32 print control objects. Any module that needs to
1123  *                        register to the print control framework needs to
1124  *                        obtain a print control object using
1125  *                        qdf_print_ctrl_register API. It will have to pass
1126  *                        pointer to category info structure, name and
1127  *                        custom print function to be used if required.
1128  * @name                : Optional name for the control object
1129  * @cat_info            : Array of category_info struct
1130  * @custom_print        : Custom print handler
1131  * @custom_ctxt         : Custom print context
1132  * @dbglvlmac_on        : Flag to enable/disable MAC level filtering
1133  * @in_use              : Boolean to indicate if control object is in use
1134  */
1135 struct qdf_print_ctrl {
1136 	char name[QDF_MAX_NAME_SIZE];
1137 	struct category_info cat_info[MAX_SUPPORTED_CATEGORY];
1138 	void (*custom_print)(void *ctxt, const char *fmt, va_list args);
1139 	void *custom_ctxt;
1140 #ifdef DBG_LVL_MAC_FILTERING
1141 	unsigned char dbglvlmac_on;
1142 #endif
1143 	bool in_use;
1144 };
1145 
1146 /**
1147  * qdf_print_ctrl_register() - Allocate QDF print control object, assign
1148  *                             pointer to category info or print control
1149  *                             structure and return the index to the callee
1150  * @cinfo                 : Pointer to array of category info structure
1151  * @custom_print_handler  : Pointer to custom print handler
1152  * @custom_ctx            : Pointer to custom context
1153  * @pctrl_name            : Pointer to print control object name
1154  *
1155  * Return                 : Index of qdf_print_ctrl structure
1156  *
1157  */
1158 int qdf_print_ctrl_register(const struct category_info *cinfo,
1159 			    void *custom_print_handler,
1160 			    void *custom_ctx,
1161 			    const char *pctrl_name);
1162 
1163 /**
1164  * qdf_shared_print_ctrl_init() - Initialize the shared print ctrl obj with
1165  *                                all categories set to the default level
1166  *
1167  * Return                 : void
1168  *
1169  */
1170 void qdf_shared_print_ctrl_init(void);
1171 
1172 /**
1173  * qdf_print_setup() - Setup default values to all the print control objects
1174  *
1175  * Register new print control object for the callee
1176  *
1177  * Return :             QDF_STATUS_SUCCESS on success and QDF_STATUS_E_FAILURE
1178  *                      on failure
1179  */
1180 QDF_STATUS qdf_print_setup(void);
1181 
1182 /**
1183  * qdf_print_ctrl_cleanup() - Clean up a print control object
1184  *
1185  * Cleanup the print control object for the callee
1186  *
1187  * @pctrl : Index of print control object
1188  *
1189  * Return : QDF_STATUS_SUCCESS on success and QDF_STATUS_E_FAILURE on failure
1190  */
1191 QDF_STATUS qdf_print_ctrl_cleanup(unsigned int idx);
1192 
1193 /**
1194  * qdf_print_ctrl_shared_cleanup() - Clean up of the shared object
1195  *
1196  * Cleanup the shared print-ctrl-object
1197  *
1198  * Return : void
1199  */
1200 void qdf_shared_print_ctrl_cleanup(void);
1201 
1202 /**
1203  * qdf_print_set_category_verbose() - Enable/Disable category for a
1204  *                                    print control object with
1205  *                                    user provided verbose level
1206  *
1207  * @idx : Index of the print control object assigned to callee
1208  * @category : Category information
1209  * @verbose: Verbose information
1210  * @is_set: Flag indicating if verbose level needs to be enabled or disabled
1211  *
1212  * Return : QDF_STATUS_SUCCESS for success and QDF_STATUS_E_FAILURE for failure
1213  */
1214 QDF_STATUS qdf_print_set_category_verbose(unsigned int idx,
1215 					  QDF_MODULE_ID category,
1216 					  QDF_TRACE_LEVEL verbose,
1217 					  bool is_set);
1218 
1219 /**
1220  * qdf_print_is_category_enabled() - Get category information for the
1221  *                                   print control object
1222  *
1223  * @idx : Index of print control object
1224  * @category : Category information
1225  *
1226  * Return : Verbose enabled(true) or disabled(false) or invalid input (false)
1227  */
1228 bool qdf_print_is_category_enabled(unsigned int idx,
1229 				   QDF_MODULE_ID category);
1230 
1231 /**
1232  * qdf_print_is_verbose_enabled() - Get verbose information of a category for
1233  *                                  the print control object
1234  *
1235  * @idx : Index of print control object
1236  * @category : Category information
1237  * @verbose : Verbose information
1238  *
1239  * Return : Verbose enabled(true) or disabled(false) or invalid input (false)
1240  */
1241 bool qdf_print_is_verbose_enabled(unsigned int idx,
1242 				  QDF_MODULE_ID category,
1243 				  QDF_TRACE_LEVEL verbose);
1244 
1245 /**
1246  * qdf_print_clean_node_flag() - Clean up node flag for print control object
1247  *
1248  * @idx : Index of print control object
1249  *
1250  * Return : None
1251  */
1252 void qdf_print_clean_node_flag(unsigned int idx);
1253 
1254 #ifdef DBG_LVL_MAC_FILTERING
1255 
1256 /**
1257  * qdf_print_set_node_flag() - Set flag to enable MAC level filtering
1258  *
1259  * @idx : Index of print control object
1260  * @enable : Enable/Disable bit sent by callee
1261  *
1262  * Return : QDF_STATUS_SUCCESS on Success and QDF_STATUS_E_FAILURE on Failure
1263  */
1264 QDF_STATUS qdf_print_set_node_flag(unsigned int idx,
1265 				   uint8_t enable);
1266 
1267 /**
1268  * qdf_print_get_node_flag() - Get flag that controls MAC level filtering
1269  *
1270  * @idx : Index of print control object
1271  *
1272  * Return : Flag that indicates enable(1) or disable(0) or invalid(-1)
1273  */
1274 bool qdf_print_get_node_flag(unsigned int idx);
1275 
1276 #endif
1277 
1278 /**
1279  * qdf_logging_init() - Initialize msg logging functionality
1280  *
1281  *
1282  * Return : void
1283  */
1284 void qdf_logging_init(void);
1285 
1286 /**
1287  * qdf_logging_exit() - Cleanup msg logging functionality
1288  *
1289  *
1290  * Return : void
1291  */
1292 void qdf_logging_exit(void);
1293 
1294 #define QDF_SYMBOL_LEN __QDF_SYMBOL_LEN
1295 
1296 /**
1297  * qdf_sprint_symbol() - prints the name of a symbol into a string buffer
1298  * @buffer: the string buffer to print into
1299  * @addr: address of the symbol to lookup and print
1300  *
1301  * Return: number of characters printed
1302  */
1303 int qdf_sprint_symbol(char *buffer, void *addr);
1304 
1305 #endif /* __QDF_TRACE_H */
1306