1 /******************************************************************************
3 * Copyright(c) 2009 - 2013 Intel Corporation. All rights reserved.
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms of version 2 of the GNU General Public License as
7 * published by the Free Software Foundation.
9 * This program is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
14 * You should have received a copy of the GNU General Public License along with
15 * this program; if not, write to the Free Software Foundation, Inc.,
16 * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
18 * The full GNU General Public License is included in this distribution in the
19 * file called LICENSE.
21 * Contact Information:
22 * Intel Linux Wireless <ilw@linux.intel.com>
23 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
25 *****************************************************************************/
27 #if !defined(__IWLWIFI_DEVICE_TRACE) || defined(TRACE_HEADER_MULTI_READ)
28 #include <linux/skbuff.h>
29 #include <linux/ieee80211.h>
30 #include <net/cfg80211.h>
31 #include "iwl-trans.h"
32 #if !defined(__IWLWIFI_DEVICE_TRACE)
33 static inline bool iwl_trace_data(struct sk_buff
*skb
)
35 struct ieee80211_hdr
*hdr
= (void *)skb
->data
;
36 struct ieee80211_tx_info
*info
= IEEE80211_SKB_CB(skb
);
38 if (!ieee80211_is_data(hdr
->frame_control
))
40 return !(info
->control
.flags
& IEEE80211_TX_CTRL_PORT_CTRL_PROTO
);
43 static inline size_t iwl_rx_trace_len(const struct iwl_trans
*trans
,
44 void *rxbuf
, size_t len
)
46 struct iwl_cmd_header
*cmd
= (void *)((u8
*)rxbuf
+ sizeof(__le32
));
47 struct ieee80211_hdr
*hdr
;
49 if (cmd
->cmd
!= trans
->rx_mpdu_cmd
)
52 hdr
= (void *)((u8
*)cmd
+ sizeof(struct iwl_cmd_header
) +
53 trans
->rx_mpdu_cmd_hdr_size
);
54 if (!ieee80211_is_data(hdr
->frame_control
))
56 /* maybe try to identify EAPOL frames? */
57 return sizeof(__le32
) + sizeof(*cmd
) + trans
->rx_mpdu_cmd_hdr_size
+
58 ieee80211_hdrlen(hdr
->frame_control
);
62 #define __IWLWIFI_DEVICE_TRACE
64 #include <linux/tracepoint.h>
65 #include <linux/device.h>
66 #include "iwl-trans.h"
69 #if !defined(CONFIG_IWLWIFI_DEVICE_TRACING) || defined(__CHECKER__)
71 #define TRACE_EVENT(name, proto, ...) \
72 static inline void trace_ ## name(proto) {}
73 #undef DECLARE_EVENT_CLASS
74 #define DECLARE_EVENT_CLASS(...)
76 #define DEFINE_EVENT(evt_class, name, proto, ...) \
77 static inline void trace_ ## name(proto) {}
80 #define DEV_ENTRY __string(dev, dev_name(dev))
81 #define DEV_ASSIGN __assign_str(dev, dev_name(dev))
84 #define TRACE_SYSTEM iwlwifi_io
86 TRACE_EVENT(iwlwifi_dev_ioread32
,
87 TP_PROTO(const struct device
*dev
, u32 offs
, u32 val
),
88 TP_ARGS(dev
, offs
, val
),
99 TP_printk("[%s] read io[%#x] = %#x",
100 __get_str(dev
), __entry
->offs
, __entry
->val
)
103 TRACE_EVENT(iwlwifi_dev_iowrite8
,
104 TP_PROTO(const struct device
*dev
, u32 offs
, u8 val
),
105 TP_ARGS(dev
, offs
, val
),
113 __entry
->offs
= offs
;
116 TP_printk("[%s] write io[%#x] = %#x)",
117 __get_str(dev
), __entry
->offs
, __entry
->val
)
120 TRACE_EVENT(iwlwifi_dev_iowrite32
,
121 TP_PROTO(const struct device
*dev
, u32 offs
, u32 val
),
122 TP_ARGS(dev
, offs
, val
),
130 __entry
->offs
= offs
;
133 TP_printk("[%s] write io[%#x] = %#x)",
134 __get_str(dev
), __entry
->offs
, __entry
->val
)
137 TRACE_EVENT(iwlwifi_dev_iowrite_prph32
,
138 TP_PROTO(const struct device
*dev
, u32 offs
, u32 val
),
139 TP_ARGS(dev
, offs
, val
),
147 __entry
->offs
= offs
;
150 TP_printk("[%s] write PRPH[%#x] = %#x)",
151 __get_str(dev
), __entry
->offs
, __entry
->val
)
154 TRACE_EVENT(iwlwifi_dev_ioread_prph32
,
155 TP_PROTO(const struct device
*dev
, u32 offs
, u32 val
),
156 TP_ARGS(dev
, offs
, val
),
164 __entry
->offs
= offs
;
167 TP_printk("[%s] read PRPH[%#x] = %#x",
168 __get_str(dev
), __entry
->offs
, __entry
->val
)
171 TRACE_EVENT(iwlwifi_dev_irq
,
172 TP_PROTO(const struct device
*dev
),
180 /* TP_printk("") doesn't compile */
184 TRACE_EVENT(iwlwifi_dev_ict_read
,
185 TP_PROTO(const struct device
*dev
, u32 index
, u32 value
),
186 TP_ARGS(dev
, index
, value
),
194 __entry
->index
= index
;
195 __entry
->value
= value
;
197 TP_printk("[%s] read ict[%d] = %#.8x",
198 __get_str(dev
), __entry
->index
, __entry
->value
)
202 #define TRACE_SYSTEM iwlwifi_ucode
204 TRACE_EVENT(iwlwifi_dev_ucode_cont_event
,
205 TP_PROTO(const struct device
*dev
, u32 time
, u32 data
, u32 ev
),
206 TP_ARGS(dev
, time
, data
, ev
),
216 __entry
->time
= time
;
217 __entry
->data
= data
;
220 TP_printk("[%s] EVT_LOGT:%010u:0x%08x:%04u",
221 __get_str(dev
), __entry
->time
, __entry
->data
, __entry
->ev
)
224 TRACE_EVENT(iwlwifi_dev_ucode_wrap_event
,
225 TP_PROTO(const struct device
*dev
, u32 wraps
, u32 n_entry
, u32 p_entry
),
226 TP_ARGS(dev
, wraps
, n_entry
, p_entry
),
231 __field(u32
, n_entry
)
232 __field(u32
, p_entry
)
236 __entry
->wraps
= wraps
;
237 __entry
->n_entry
= n_entry
;
238 __entry
->p_entry
= p_entry
;
240 TP_printk("[%s] wraps=#%02d n=0x%X p=0x%X",
241 __get_str(dev
), __entry
->wraps
, __entry
->n_entry
,
246 #define TRACE_SYSTEM iwlwifi_msg
248 #define MAX_MSG_LEN 110
250 DECLARE_EVENT_CLASS(iwlwifi_msg_event
,
251 TP_PROTO(struct va_format
*vaf
),
254 __dynamic_array(char, msg
, MAX_MSG_LEN
)
257 WARN_ON_ONCE(vsnprintf(__get_dynamic_array(msg
),
258 MAX_MSG_LEN
, vaf
->fmt
,
259 *vaf
->va
) >= MAX_MSG_LEN
);
261 TP_printk("%s", __get_str(msg
))
264 DEFINE_EVENT(iwlwifi_msg_event
, iwlwifi_err
,
265 TP_PROTO(struct va_format
*vaf
),
269 DEFINE_EVENT(iwlwifi_msg_event
, iwlwifi_warn
,
270 TP_PROTO(struct va_format
*vaf
),
274 DEFINE_EVENT(iwlwifi_msg_event
, iwlwifi_info
,
275 TP_PROTO(struct va_format
*vaf
),
279 DEFINE_EVENT(iwlwifi_msg_event
, iwlwifi_crit
,
280 TP_PROTO(struct va_format
*vaf
),
284 TRACE_EVENT(iwlwifi_dbg
,
285 TP_PROTO(u32 level
, bool in_interrupt
, const char *function
,
286 struct va_format
*vaf
),
287 TP_ARGS(level
, in_interrupt
, function
, vaf
),
290 __field(u8
, in_interrupt
)
291 __string(function
, function
)
292 __dynamic_array(char, msg
, MAX_MSG_LEN
)
295 __entry
->level
= level
;
296 __entry
->in_interrupt
= in_interrupt
;
297 __assign_str(function
, function
);
298 WARN_ON_ONCE(vsnprintf(__get_dynamic_array(msg
),
299 MAX_MSG_LEN
, vaf
->fmt
,
300 *vaf
->va
) >= MAX_MSG_LEN
);
302 TP_printk("%s", __get_str(msg
))
306 #define TRACE_SYSTEM iwlwifi_data
308 TRACE_EVENT(iwlwifi_dev_tx_data
,
309 TP_PROTO(const struct device
*dev
,
311 void *data
, size_t data_len
),
312 TP_ARGS(dev
, skb
, data
, data_len
),
316 __dynamic_array(u8
, data
, iwl_trace_data(skb
) ? data_len
: 0)
320 if (iwl_trace_data(skb
))
321 memcpy(__get_dynamic_array(data
), data
, data_len
);
323 TP_printk("[%s] TX frame data", __get_str(dev
))
326 TRACE_EVENT(iwlwifi_dev_rx_data
,
327 TP_PROTO(const struct device
*dev
,
328 const struct iwl_trans
*trans
,
329 void *rxbuf
, size_t len
),
330 TP_ARGS(dev
, trans
, rxbuf
, len
),
334 __dynamic_array(u8
, data
,
335 len
- iwl_rx_trace_len(trans
, rxbuf
, len
))
338 size_t offs
= iwl_rx_trace_len(trans
, rxbuf
, len
);
341 memcpy(__get_dynamic_array(data
),
342 ((u8
*)rxbuf
) + offs
, len
- offs
);
344 TP_printk("[%s] RX frame data", __get_str(dev
))
348 #define TRACE_SYSTEM iwlwifi
350 TRACE_EVENT(iwlwifi_dev_hcmd
,
351 TP_PROTO(const struct device
*dev
,
352 struct iwl_host_cmd
*cmd
, u16 total_size
,
353 struct iwl_cmd_header
*hdr
),
354 TP_ARGS(dev
, cmd
, total_size
, hdr
),
357 __dynamic_array(u8
, hcmd
, total_size
)
361 int i
, offset
= sizeof(*hdr
);
364 __entry
->flags
= cmd
->flags
;
365 memcpy(__get_dynamic_array(hcmd
), hdr
, sizeof(*hdr
));
367 for (i
= 0; i
< IWL_MAX_CMD_TBS_PER_TFD
; i
++) {
370 memcpy((u8
*)__get_dynamic_array(hcmd
) + offset
,
371 cmd
->data
[i
], cmd
->len
[i
]);
372 offset
+= cmd
->len
[i
];
375 TP_printk("[%s] hcmd %#.2x (%ssync)",
376 __get_str(dev
), ((u8
*)__get_dynamic_array(hcmd
))[0],
377 __entry
->flags
& CMD_ASYNC
? "a" : "")
380 TRACE_EVENT(iwlwifi_dev_rx
,
381 TP_PROTO(const struct device
*dev
, const struct iwl_trans
*trans
,
382 void *rxbuf
, size_t len
),
383 TP_ARGS(dev
, trans
, rxbuf
, len
),
386 __dynamic_array(u8
, rxbuf
, iwl_rx_trace_len(trans
, rxbuf
, len
))
390 memcpy(__get_dynamic_array(rxbuf
), rxbuf
,
391 iwl_rx_trace_len(trans
, rxbuf
, len
));
393 TP_printk("[%s] RX cmd %#.2x",
394 __get_str(dev
), ((u8
*)__get_dynamic_array(rxbuf
))[4])
397 TRACE_EVENT(iwlwifi_dev_tx
,
398 TP_PROTO(const struct device
*dev
, struct sk_buff
*skb
,
399 void *tfd
, size_t tfdlen
,
400 void *buf0
, size_t buf0_len
,
401 void *buf1
, size_t buf1_len
),
402 TP_ARGS(dev
, skb
, tfd
, tfdlen
, buf0
, buf0_len
, buf1
, buf1_len
),
406 __field(size_t, framelen
)
407 __dynamic_array(u8
, tfd
, tfdlen
)
410 * Do not insert between or below these items,
411 * we want to keep the frame together (except
412 * for the possible padding).
414 __dynamic_array(u8
, buf0
, buf0_len
)
415 __dynamic_array(u8
, buf1
, iwl_trace_data(skb
) ? 0 : buf1_len
)
419 __entry
->framelen
= buf0_len
+ buf1_len
;
420 memcpy(__get_dynamic_array(tfd
), tfd
, tfdlen
);
421 memcpy(__get_dynamic_array(buf0
), buf0
, buf0_len
);
422 if (!iwl_trace_data(skb
))
423 memcpy(__get_dynamic_array(buf1
), buf1
, buf1_len
);
425 TP_printk("[%s] TX %.2x (%zu bytes)",
426 __get_str(dev
), ((u8
*)__get_dynamic_array(buf0
))[0],
430 TRACE_EVENT(iwlwifi_dev_ucode_error
,
431 TP_PROTO(const struct device
*dev
, u32 desc
, u32 tsf_low
,
432 u32 data1
, u32 data2
, u32 line
, u32 blink1
,
433 u32 blink2
, u32 ilink1
, u32 ilink2
, u32 bcon_time
,
434 u32 gp1
, u32 gp2
, u32 gp3
, u32 ucode_ver
, u32 hw_ver
,
436 TP_ARGS(dev
, desc
, tsf_low
, data1
, data2
, line
,
437 blink1
, blink2
, ilink1
, ilink2
, bcon_time
, gp1
, gp2
,
438 gp3
, ucode_ver
, hw_ver
, brd_ver
),
442 __field(u32
, tsf_low
)
450 __field(u32
, bcon_time
)
454 __field(u32
, ucode_ver
)
456 __field(u32
, brd_ver
)
460 __entry
->desc
= desc
;
461 __entry
->tsf_low
= tsf_low
;
462 __entry
->data1
= data1
;
463 __entry
->data2
= data2
;
464 __entry
->line
= line
;
465 __entry
->blink1
= blink1
;
466 __entry
->blink2
= blink2
;
467 __entry
->ilink1
= ilink1
;
468 __entry
->ilink2
= ilink2
;
469 __entry
->bcon_time
= bcon_time
;
473 __entry
->ucode_ver
= ucode_ver
;
474 __entry
->hw_ver
= hw_ver
;
475 __entry
->brd_ver
= brd_ver
;
477 TP_printk("[%s] #%02d %010u data 0x%08X 0x%08X line %u, "
478 "blink 0x%05X 0x%05X ilink 0x%05X 0x%05X "
479 "bcon_tm %010u gp 0x%08X 0x%08X 0x%08X uCode 0x%08X "
480 "hw 0x%08X brd 0x%08X",
481 __get_str(dev
), __entry
->desc
, __entry
->tsf_low
,
483 __entry
->data2
, __entry
->line
, __entry
->blink1
,
484 __entry
->blink2
, __entry
->ilink1
, __entry
->ilink2
,
485 __entry
->bcon_time
, __entry
->gp1
, __entry
->gp2
,
486 __entry
->gp3
, __entry
->ucode_ver
, __entry
->hw_ver
,
490 TRACE_EVENT(iwlwifi_dev_ucode_event
,
491 TP_PROTO(const struct device
*dev
, u32 time
, u32 data
, u32 ev
),
492 TP_ARGS(dev
, time
, data
, ev
),
502 __entry
->time
= time
;
503 __entry
->data
= data
;
506 TP_printk("[%s] EVT_LOGT:%010u:0x%08x:%04u",
507 __get_str(dev
), __entry
->time
, __entry
->data
, __entry
->ev
)
509 #endif /* __IWLWIFI_DEVICE_TRACE */
511 #undef TRACE_INCLUDE_PATH
512 #define TRACE_INCLUDE_PATH .
513 #undef TRACE_INCLUDE_FILE
514 #define TRACE_INCLUDE_FILE iwl-devtrace
515 #include <trace/define_trace.h>