1 /******************************************************************************
5 * Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved.
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of version 2 of the GNU General Public License as
9 * published by the Free Software Foundation.
11 * This program is distributed in the hope that it will be useful, but
12 * WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110,
21 * The full GNU General Public License is included in this distribution
22 * in the file called LICENSE.GPL.
24 * Contact Information:
25 * Intel Linux Wireless <ilw@linux.intel.com>
26 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
27 *****************************************************************************/
29 #include <linux/slab.h>
30 #include <linux/kernel.h>
31 #include <linux/module.h>
32 #include <linux/debugfs.h>
34 #include <linux/ieee80211.h>
35 #include <net/mac80211.h>
39 #include "iwl-debug.h"
44 /* create and remove of files */
45 #define DEBUGFS_ADD_FILE(name, parent, mode) do { \
46 if (!debugfs_create_file(#name, mode, parent, priv, \
47 &iwl_dbgfs_##name##_ops)) \
51 #define DEBUGFS_ADD_BOOL(name, parent, ptr) do { \
52 struct dentry *__tmp; \
53 __tmp = debugfs_create_bool(#name, S_IWUSR | S_IRUSR, \
55 if (IS_ERR(__tmp) || !__tmp) \
59 #define DEBUGFS_ADD_X32(name, parent, ptr) do { \
60 struct dentry *__tmp; \
61 __tmp = debugfs_create_x32(#name, S_IWUSR | S_IRUSR, \
63 if (IS_ERR(__tmp) || !__tmp) \
68 #define DEBUGFS_READ_FUNC(name) \
69 static ssize_t iwl_dbgfs_##name##_read(struct file *file, \
70 char __user *user_buf, \
71 size_t count, loff_t *ppos);
73 #define DEBUGFS_WRITE_FUNC(name) \
74 static ssize_t iwl_dbgfs_##name##_write(struct file *file, \
75 const char __user *user_buf, \
76 size_t count, loff_t *ppos);
79 static int iwl_dbgfs_open_file_generic(struct inode
*inode
, struct file
*file
)
81 file
->private_data
= inode
->i_private
;
85 #define DEBUGFS_READ_FILE_OPS(name) \
86 DEBUGFS_READ_FUNC(name); \
87 static const struct file_operations iwl_dbgfs_##name##_ops = { \
88 .read = iwl_dbgfs_##name##_read, \
89 .open = iwl_dbgfs_open_file_generic, \
90 .llseek = generic_file_llseek, \
93 #define DEBUGFS_WRITE_FILE_OPS(name) \
94 DEBUGFS_WRITE_FUNC(name); \
95 static const struct file_operations iwl_dbgfs_##name##_ops = { \
96 .write = iwl_dbgfs_##name##_write, \
97 .open = iwl_dbgfs_open_file_generic, \
98 .llseek = generic_file_llseek, \
102 #define DEBUGFS_READ_WRITE_FILE_OPS(name) \
103 DEBUGFS_READ_FUNC(name); \
104 DEBUGFS_WRITE_FUNC(name); \
105 static const struct file_operations iwl_dbgfs_##name##_ops = { \
106 .write = iwl_dbgfs_##name##_write, \
107 .read = iwl_dbgfs_##name##_read, \
108 .open = iwl_dbgfs_open_file_generic, \
109 .llseek = generic_file_llseek, \
112 static ssize_t
iwl_dbgfs_tx_statistics_read(struct file
*file
,
113 char __user
*user_buf
,
114 size_t count
, loff_t
*ppos
) {
116 struct iwl_priv
*priv
= file
->private_data
;
122 const size_t bufsz
= 100 +
123 sizeof(char) * 50 * (MANAGEMENT_MAX
+ CONTROL_MAX
);
124 buf
= kzalloc(bufsz
, GFP_KERNEL
);
127 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "Management:\n");
128 for (cnt
= 0; cnt
< MANAGEMENT_MAX
; cnt
++) {
129 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
131 get_mgmt_string(cnt
),
132 priv
->tx_stats
.mgmt
[cnt
]);
134 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "Control\n");
135 for (cnt
= 0; cnt
< CONTROL_MAX
; cnt
++) {
136 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
138 get_ctrl_string(cnt
),
139 priv
->tx_stats
.ctrl
[cnt
]);
141 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "Data:\n");
142 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "\tcnt: %u\n",
143 priv
->tx_stats
.data_cnt
);
144 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "\tbytes: %llu\n",
145 priv
->tx_stats
.data_bytes
);
146 ret
= simple_read_from_buffer(user_buf
, count
, ppos
, buf
, pos
);
151 static ssize_t
iwl_dbgfs_clear_traffic_statistics_write(struct file
*file
,
152 const char __user
*user_buf
,
153 size_t count
, loff_t
*ppos
)
155 struct iwl_priv
*priv
= file
->private_data
;
160 memset(buf
, 0, sizeof(buf
));
161 buf_size
= min(count
, sizeof(buf
) - 1);
162 if (copy_from_user(buf
, user_buf
, buf_size
))
164 if (sscanf(buf
, "%x", &clear_flag
) != 1)
166 iwl_clear_traffic_stats(priv
);
171 static ssize_t
iwl_dbgfs_rx_statistics_read(struct file
*file
,
172 char __user
*user_buf
,
173 size_t count
, loff_t
*ppos
) {
175 struct iwl_priv
*priv
= file
->private_data
;
180 const size_t bufsz
= 100 +
181 sizeof(char) * 50 * (MANAGEMENT_MAX
+ CONTROL_MAX
);
182 buf
= kzalloc(bufsz
, GFP_KERNEL
);
186 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "Management:\n");
187 for (cnt
= 0; cnt
< MANAGEMENT_MAX
; cnt
++) {
188 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
190 get_mgmt_string(cnt
),
191 priv
->rx_stats
.mgmt
[cnt
]);
193 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "Control:\n");
194 for (cnt
= 0; cnt
< CONTROL_MAX
; cnt
++) {
195 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
197 get_ctrl_string(cnt
),
198 priv
->rx_stats
.ctrl
[cnt
]);
200 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "Data:\n");
201 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "\tcnt: %u\n",
202 priv
->rx_stats
.data_cnt
);
203 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "\tbytes: %llu\n",
204 priv
->rx_stats
.data_bytes
);
206 ret
= simple_read_from_buffer(user_buf
, count
, ppos
, buf
, pos
);
211 static ssize_t
iwl_dbgfs_sram_read(struct file
*file
,
212 char __user
*user_buf
,
213 size_t count
, loff_t
*ppos
)
219 bool device_format
= false;
224 struct iwl_priv
*priv
= file
->private_data
;
227 /* default is to dump the entire data segment */
228 if (!priv
->dbgfs_sram_offset
&& !priv
->dbgfs_sram_len
) {
229 priv
->dbgfs_sram_offset
= 0x800000;
230 if (priv
->ucode_type
== IWL_UCODE_INIT
)
231 priv
->dbgfs_sram_len
= priv
->ucode_init
.data
.len
;
233 priv
->dbgfs_sram_len
= priv
->ucode_rt
.data
.len
;
235 len
= priv
->dbgfs_sram_len
;
238 device_format
= true;
242 bufsz
= 50 + len
* 4;
243 buf
= kmalloc(bufsz
, GFP_KERNEL
);
247 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "sram_len: 0x%x\n",
249 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "sram_offset: 0x%x\n",
250 priv
->dbgfs_sram_offset
);
252 /* adjust sram address since reads are only on even u32 boundaries */
253 offset
= priv
->dbgfs_sram_offset
& 0x3;
254 sram
= priv
->dbgfs_sram_offset
& ~0x3;
256 /* read the first u32 from sram */
257 val
= iwl_read_targ_mem(priv
, sram
);
260 /* put the address at the start of every line */
262 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
263 "%08X: ", sram
+ offset
);
266 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
267 "%02x", (val
>> (8 * (3 - offset
))) & 0xff);
269 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
270 "%02x ", (val
>> (8 * offset
)) & 0xff);
272 /* if all bytes processed, read the next u32 from sram */
276 val
= iwl_read_targ_mem(priv
, sram
);
279 /* put in extra spaces and split lines for human readability */
282 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "\n");
283 } else if (!(i
& 7)) {
284 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, " ");
285 } else if (!(i
& 3)) {
286 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, " ");
290 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "\n");
292 ret
= simple_read_from_buffer(user_buf
, count
, ppos
, buf
, pos
);
297 static ssize_t
iwl_dbgfs_sram_write(struct file
*file
,
298 const char __user
*user_buf
,
299 size_t count
, loff_t
*ppos
)
301 struct iwl_priv
*priv
= file
->private_data
;
306 memset(buf
, 0, sizeof(buf
));
307 buf_size
= min(count
, sizeof(buf
) - 1);
308 if (copy_from_user(buf
, user_buf
, buf_size
))
311 if (sscanf(buf
, "%x,%x", &offset
, &len
) == 2) {
312 priv
->dbgfs_sram_offset
= offset
;
313 priv
->dbgfs_sram_len
= len
;
314 } else if (sscanf(buf
, "%x", &offset
) == 1) {
315 priv
->dbgfs_sram_offset
= offset
;
316 priv
->dbgfs_sram_len
= -4;
318 priv
->dbgfs_sram_offset
= 0;
319 priv
->dbgfs_sram_len
= 0;
325 static ssize_t
iwl_dbgfs_stations_read(struct file
*file
, char __user
*user_buf
,
326 size_t count
, loff_t
*ppos
)
328 struct iwl_priv
*priv
= file
->private_data
;
329 struct iwl_station_entry
*station
;
330 int max_sta
= priv
->hw_params
.max_stations
;
334 /* Add 30 for initial string */
335 const size_t bufsz
= 30 + sizeof(char) * 500 * (priv
->num_stations
);
337 buf
= kmalloc(bufsz
, GFP_KERNEL
);
341 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "num of stations: %d\n\n",
344 for (i
= 0; i
< max_sta
; i
++) {
345 station
= &priv
->stations
[i
];
348 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
349 "station %d - addr: %pM, flags: %#x\n",
350 i
, station
->sta
.sta
.addr
,
351 station
->sta
.station_flags_msk
);
352 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
353 "TID\tseq_num\ttxq_id\tframes\ttfds\t");
354 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
355 "start_idx\tbitmap\t\t\trate_n_flags\n");
357 for (j
= 0; j
< MAX_TID_COUNT
; j
++) {
358 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
359 "%d:\t%#x\t%#x\t%u\t%u\t%u\t\t%#.16llx\t%#x",
360 j
, station
->tid
[j
].seq_number
,
361 station
->tid
[j
].agg
.txq_id
,
362 station
->tid
[j
].agg
.frame_count
,
363 station
->tid
[j
].tfds_in_queue
,
364 station
->tid
[j
].agg
.start_idx
,
365 station
->tid
[j
].agg
.bitmap
,
366 station
->tid
[j
].agg
.rate_n_flags
);
368 if (station
->tid
[j
].agg
.wait_for_ba
)
369 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
371 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "\n");
374 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "\n");
377 ret
= simple_read_from_buffer(user_buf
, count
, ppos
, buf
, pos
);
382 static ssize_t
iwl_dbgfs_nvm_read(struct file
*file
,
383 char __user
*user_buf
,
388 struct iwl_priv
*priv
= file
->private_data
;
389 int pos
= 0, ofs
= 0, buf_size
= 0;
393 size_t eeprom_len
= priv
->cfg
->base_params
->eeprom_size
;
394 buf_size
= 4 * eeprom_len
+ 256;
396 if (eeprom_len
% 16) {
397 IWL_ERR(priv
, "NVM size is not multiple of 16.\n");
403 IWL_ERR(priv
, "Invalid EEPROM/OTP memory\n");
407 /* 4 characters for byte 0xYY */
408 buf
= kzalloc(buf_size
, GFP_KERNEL
);
410 IWL_ERR(priv
, "Can not allocate Buffer\n");
413 eeprom_ver
= iwl_eeprom_query16(priv
, EEPROM_VERSION
);
414 pos
+= scnprintf(buf
+ pos
, buf_size
- pos
, "NVM Type: %s, "
416 (priv
->nvm_device_type
== NVM_DEVICE_TYPE_OTP
)
417 ? "OTP" : "EEPROM", eeprom_ver
);
418 for (ofs
= 0 ; ofs
< eeprom_len
; ofs
+= 16) {
419 pos
+= scnprintf(buf
+ pos
, buf_size
- pos
, "0x%.4x ", ofs
);
420 hex_dump_to_buffer(ptr
+ ofs
, 16 , 16, 2, buf
+ pos
,
422 pos
+= strlen(buf
+ pos
);
423 if (buf_size
- pos
> 0)
427 ret
= simple_read_from_buffer(user_buf
, count
, ppos
, buf
, pos
);
432 static ssize_t
iwl_dbgfs_log_event_read(struct file
*file
,
433 char __user
*user_buf
,
434 size_t count
, loff_t
*ppos
)
436 struct iwl_priv
*priv
= file
->private_data
;
439 ssize_t ret
= -ENOMEM
;
441 ret
= pos
= iwl_dump_nic_event_log(priv
, true, &buf
, true);
443 ret
= simple_read_from_buffer(user_buf
, count
, ppos
, buf
, pos
);
449 static ssize_t
iwl_dbgfs_log_event_write(struct file
*file
,
450 const char __user
*user_buf
,
451 size_t count
, loff_t
*ppos
)
453 struct iwl_priv
*priv
= file
->private_data
;
458 memset(buf
, 0, sizeof(buf
));
459 buf_size
= min(count
, sizeof(buf
) - 1);
460 if (copy_from_user(buf
, user_buf
, buf_size
))
462 if (sscanf(buf
, "%d", &event_log_flag
) != 1)
464 if (event_log_flag
== 1)
465 iwl_dump_nic_event_log(priv
, true, NULL
, false);
472 static ssize_t
iwl_dbgfs_channels_read(struct file
*file
, char __user
*user_buf
,
473 size_t count
, loff_t
*ppos
)
475 struct iwl_priv
*priv
= file
->private_data
;
476 struct ieee80211_channel
*channels
= NULL
;
477 const struct ieee80211_supported_band
*supp_band
= NULL
;
478 int pos
= 0, i
, bufsz
= PAGE_SIZE
;
482 if (!test_bit(STATUS_GEO_CONFIGURED
, &priv
->status
))
485 buf
= kzalloc(bufsz
, GFP_KERNEL
);
487 IWL_ERR(priv
, "Can not allocate Buffer\n");
491 supp_band
= iwl_get_hw_mode(priv
, IEEE80211_BAND_2GHZ
);
493 channels
= supp_band
->channels
;
495 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
496 "Displaying %d channels in 2.4GHz band 802.11bg):\n",
497 supp_band
->n_channels
);
499 for (i
= 0; i
< supp_band
->n_channels
; i
++)
500 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
501 "%d: %ddBm: BSS%s%s, %s.\n",
502 channels
[i
].hw_value
,
503 channels
[i
].max_power
,
504 channels
[i
].flags
& IEEE80211_CHAN_RADAR
?
505 " (IEEE 802.11h required)" : "",
506 ((channels
[i
].flags
& IEEE80211_CHAN_NO_IBSS
)
507 || (channels
[i
].flags
&
508 IEEE80211_CHAN_RADAR
)) ? "" :
511 IEEE80211_CHAN_PASSIVE_SCAN
?
512 "passive only" : "active/passive");
514 supp_band
= iwl_get_hw_mode(priv
, IEEE80211_BAND_5GHZ
);
516 channels
= supp_band
->channels
;
518 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
519 "Displaying %d channels in 5.2GHz band (802.11a)\n",
520 supp_band
->n_channels
);
522 for (i
= 0; i
< supp_band
->n_channels
; i
++)
523 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
524 "%d: %ddBm: BSS%s%s, %s.\n",
525 channels
[i
].hw_value
,
526 channels
[i
].max_power
,
527 channels
[i
].flags
& IEEE80211_CHAN_RADAR
?
528 " (IEEE 802.11h required)" : "",
529 ((channels
[i
].flags
& IEEE80211_CHAN_NO_IBSS
)
530 || (channels
[i
].flags
&
531 IEEE80211_CHAN_RADAR
)) ? "" :
534 IEEE80211_CHAN_PASSIVE_SCAN
?
535 "passive only" : "active/passive");
537 ret
= simple_read_from_buffer(user_buf
, count
, ppos
, buf
, pos
);
542 static ssize_t
iwl_dbgfs_status_read(struct file
*file
,
543 char __user
*user_buf
,
544 size_t count
, loff_t
*ppos
) {
546 struct iwl_priv
*priv
= file
->private_data
;
549 const size_t bufsz
= sizeof(buf
);
551 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "STATUS_HCMD_ACTIVE:\t %d\n",
552 test_bit(STATUS_HCMD_ACTIVE
, &priv
->status
));
553 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "STATUS_INT_ENABLED:\t %d\n",
554 test_bit(STATUS_INT_ENABLED
, &priv
->status
));
555 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "STATUS_RF_KILL_HW:\t %d\n",
556 test_bit(STATUS_RF_KILL_HW
, &priv
->status
));
557 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "STATUS_CT_KILL:\t\t %d\n",
558 test_bit(STATUS_CT_KILL
, &priv
->status
));
559 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "STATUS_INIT:\t\t %d\n",
560 test_bit(STATUS_INIT
, &priv
->status
));
561 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "STATUS_ALIVE:\t\t %d\n",
562 test_bit(STATUS_ALIVE
, &priv
->status
));
563 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "STATUS_READY:\t\t %d\n",
564 test_bit(STATUS_READY
, &priv
->status
));
565 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "STATUS_TEMPERATURE:\t %d\n",
566 test_bit(STATUS_TEMPERATURE
, &priv
->status
));
567 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "STATUS_GEO_CONFIGURED:\t %d\n",
568 test_bit(STATUS_GEO_CONFIGURED
, &priv
->status
));
569 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "STATUS_EXIT_PENDING:\t %d\n",
570 test_bit(STATUS_EXIT_PENDING
, &priv
->status
));
571 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "STATUS_STATISTICS:\t %d\n",
572 test_bit(STATUS_STATISTICS
, &priv
->status
));
573 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "STATUS_SCANNING:\t %d\n",
574 test_bit(STATUS_SCANNING
, &priv
->status
));
575 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "STATUS_SCAN_ABORTING:\t %d\n",
576 test_bit(STATUS_SCAN_ABORTING
, &priv
->status
));
577 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "STATUS_SCAN_HW:\t\t %d\n",
578 test_bit(STATUS_SCAN_HW
, &priv
->status
));
579 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "STATUS_POWER_PMI:\t %d\n",
580 test_bit(STATUS_POWER_PMI
, &priv
->status
));
581 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "STATUS_FW_ERROR:\t %d\n",
582 test_bit(STATUS_FW_ERROR
, &priv
->status
));
583 return simple_read_from_buffer(user_buf
, count
, ppos
, buf
, pos
);
586 static ssize_t
iwl_dbgfs_interrupt_read(struct file
*file
,
587 char __user
*user_buf
,
588 size_t count
, loff_t
*ppos
) {
590 struct iwl_priv
*priv
= file
->private_data
;
594 int bufsz
= 24 * 64; /* 24 items * 64 char per item */
597 buf
= kzalloc(bufsz
, GFP_KERNEL
);
599 IWL_ERR(priv
, "Can not allocate Buffer\n");
603 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
604 "Interrupt Statistics Report:\n");
606 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "HW Error:\t\t\t %u\n",
608 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "SW Error:\t\t\t %u\n",
610 if (priv
->isr_stats
.sw
|| priv
->isr_stats
.hw
) {
611 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
612 "\tLast Restarting Code: 0x%X\n",
613 priv
->isr_stats
.err_code
);
615 #ifdef CONFIG_IWLWIFI_DEBUG
616 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "Frame transmitted:\t\t %u\n",
617 priv
->isr_stats
.sch
);
618 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "Alive interrupt:\t\t %u\n",
619 priv
->isr_stats
.alive
);
621 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
622 "HW RF KILL switch toggled:\t %u\n",
623 priv
->isr_stats
.rfkill
);
625 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "CT KILL:\t\t\t %u\n",
626 priv
->isr_stats
.ctkill
);
628 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "Wakeup Interrupt:\t\t %u\n",
629 priv
->isr_stats
.wakeup
);
631 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
632 "Rx command responses:\t\t %u\n",
634 for (cnt
= 0; cnt
< REPLY_MAX
; cnt
++) {
635 if (priv
->isr_stats
.rx_handlers
[cnt
] > 0)
636 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
637 "\tRx handler[%36s]:\t\t %u\n",
639 priv
->isr_stats
.rx_handlers
[cnt
]);
642 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "Tx/FH interrupt:\t\t %u\n",
645 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "Unexpected INTA:\t\t %u\n",
646 priv
->isr_stats
.unhandled
);
648 ret
= simple_read_from_buffer(user_buf
, count
, ppos
, buf
, pos
);
653 static ssize_t
iwl_dbgfs_interrupt_write(struct file
*file
,
654 const char __user
*user_buf
,
655 size_t count
, loff_t
*ppos
)
657 struct iwl_priv
*priv
= file
->private_data
;
662 memset(buf
, 0, sizeof(buf
));
663 buf_size
= min(count
, sizeof(buf
) - 1);
664 if (copy_from_user(buf
, user_buf
, buf_size
))
666 if (sscanf(buf
, "%x", &reset_flag
) != 1)
669 iwl_clear_isr_stats(priv
);
674 static ssize_t
iwl_dbgfs_qos_read(struct file
*file
, char __user
*user_buf
,
675 size_t count
, loff_t
*ppos
)
677 struct iwl_priv
*priv
= file
->private_data
;
678 struct iwl_rxon_context
*ctx
;
680 char buf
[256 * NUM_IWL_RXON_CTX
];
681 const size_t bufsz
= sizeof(buf
);
683 for_each_context(priv
, ctx
) {
684 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "context %d:\n",
686 for (i
= 0; i
< AC_NUM
; i
++) {
687 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
688 "\tcw_min\tcw_max\taifsn\ttxop\n");
689 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
690 "AC[%d]\t%u\t%u\t%u\t%u\n", i
,
691 ctx
->qos_data
.def_qos_parm
.ac
[i
].cw_min
,
692 ctx
->qos_data
.def_qos_parm
.ac
[i
].cw_max
,
693 ctx
->qos_data
.def_qos_parm
.ac
[i
].aifsn
,
694 ctx
->qos_data
.def_qos_parm
.ac
[i
].edca_txop
);
696 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "\n");
698 return simple_read_from_buffer(user_buf
, count
, ppos
, buf
, pos
);
701 static ssize_t
iwl_dbgfs_thermal_throttling_read(struct file
*file
,
702 char __user
*user_buf
,
703 size_t count
, loff_t
*ppos
)
705 struct iwl_priv
*priv
= file
->private_data
;
706 struct iwl_tt_mgmt
*tt
= &priv
->thermal_throttle
;
707 struct iwl_tt_restriction
*restriction
;
710 const size_t bufsz
= sizeof(buf
);
712 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
713 "Thermal Throttling Mode: %s\n",
714 tt
->advanced_tt
? "Advance" : "Legacy");
715 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
716 "Thermal Throttling State: %d\n",
718 if (tt
->advanced_tt
) {
719 restriction
= tt
->restriction
+ tt
->state
;
720 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
722 restriction
->tx_stream
);
723 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
725 restriction
->rx_stream
);
726 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
730 return simple_read_from_buffer(user_buf
, count
, ppos
, buf
, pos
);
733 static ssize_t
iwl_dbgfs_disable_ht40_write(struct file
*file
,
734 const char __user
*user_buf
,
735 size_t count
, loff_t
*ppos
)
737 struct iwl_priv
*priv
= file
->private_data
;
742 memset(buf
, 0, sizeof(buf
));
743 buf_size
= min(count
, sizeof(buf
) - 1);
744 if (copy_from_user(buf
, user_buf
, buf_size
))
746 if (sscanf(buf
, "%d", &ht40
) != 1)
748 if (!iwl_is_any_associated(priv
))
749 priv
->disable_ht40
= ht40
? true : false;
751 IWL_ERR(priv
, "Sta associated with AP - "
752 "Change to 40MHz channel support is not allowed\n");
759 static ssize_t
iwl_dbgfs_disable_ht40_read(struct file
*file
,
760 char __user
*user_buf
,
761 size_t count
, loff_t
*ppos
)
763 struct iwl_priv
*priv
= file
->private_data
;
766 const size_t bufsz
= sizeof(buf
);
768 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
769 "11n 40MHz Mode: %s\n",
770 priv
->disable_ht40
? "Disabled" : "Enabled");
771 return simple_read_from_buffer(user_buf
, count
, ppos
, buf
, pos
);
774 static ssize_t
iwl_dbgfs_sleep_level_override_write(struct file
*file
,
775 const char __user
*user_buf
,
776 size_t count
, loff_t
*ppos
)
778 struct iwl_priv
*priv
= file
->private_data
;
783 memset(buf
, 0, sizeof(buf
));
784 buf_size
= min(count
, sizeof(buf
) - 1);
785 if (copy_from_user(buf
, user_buf
, buf_size
))
788 if (sscanf(buf
, "%d", &value
) != 1)
792 * Our users expect 0 to be "CAM", but 0 isn't actually
793 * valid here. However, let's not confuse them and present
794 * IWL_POWER_INDEX_1 as "1", not "0".
801 if (value
!= -1 && (value
< 0 || value
>= IWL_POWER_NUM
))
804 if (!iwl_is_ready_rf(priv
))
807 priv
->power_data
.debug_sleep_level_override
= value
;
809 mutex_lock(&priv
->mutex
);
810 iwl_power_update_mode(priv
, true);
811 mutex_unlock(&priv
->mutex
);
816 static ssize_t
iwl_dbgfs_sleep_level_override_read(struct file
*file
,
817 char __user
*user_buf
,
818 size_t count
, loff_t
*ppos
)
820 struct iwl_priv
*priv
= file
->private_data
;
823 const size_t bufsz
= sizeof(buf
);
825 /* see the write function */
826 value
= priv
->power_data
.debug_sleep_level_override
;
830 pos
= scnprintf(buf
, bufsz
, "%d\n", value
);
831 return simple_read_from_buffer(user_buf
, count
, ppos
, buf
, pos
);
834 static ssize_t
iwl_dbgfs_current_sleep_command_read(struct file
*file
,
835 char __user
*user_buf
,
836 size_t count
, loff_t
*ppos
)
838 struct iwl_priv
*priv
= file
->private_data
;
841 const size_t bufsz
= sizeof(buf
);
842 struct iwl_powertable_cmd
*cmd
= &priv
->power_data
.sleep_cmd
;
844 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
845 "flags: %#.2x\n", le16_to_cpu(cmd
->flags
));
846 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
847 "RX/TX timeout: %d/%d usec\n",
848 le32_to_cpu(cmd
->rx_data_timeout
),
849 le32_to_cpu(cmd
->tx_data_timeout
));
850 for (i
= 0; i
< IWL_POWER_VEC_SIZE
; i
++)
851 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
852 "sleep_interval[%d]: %d\n", i
,
853 le32_to_cpu(cmd
->sleep_interval
[i
]));
855 return simple_read_from_buffer(user_buf
, count
, ppos
, buf
, pos
);
858 DEBUGFS_READ_WRITE_FILE_OPS(sram
);
859 DEBUGFS_READ_WRITE_FILE_OPS(log_event
);
860 DEBUGFS_READ_FILE_OPS(nvm
);
861 DEBUGFS_READ_FILE_OPS(stations
);
862 DEBUGFS_READ_FILE_OPS(channels
);
863 DEBUGFS_READ_FILE_OPS(status
);
864 DEBUGFS_READ_WRITE_FILE_OPS(interrupt
);
865 DEBUGFS_READ_FILE_OPS(qos
);
866 DEBUGFS_READ_FILE_OPS(thermal_throttling
);
867 DEBUGFS_READ_WRITE_FILE_OPS(disable_ht40
);
868 DEBUGFS_READ_WRITE_FILE_OPS(sleep_level_override
);
869 DEBUGFS_READ_FILE_OPS(current_sleep_command
);
871 static ssize_t
iwl_dbgfs_traffic_log_read(struct file
*file
,
872 char __user
*user_buf
,
873 size_t count
, loff_t
*ppos
)
875 struct iwl_priv
*priv
= file
->private_data
;
876 int pos
= 0, ofs
= 0;
878 struct iwl_tx_queue
*txq
;
880 struct iwl_rx_queue
*rxq
= &priv
->rxq
;
882 int bufsz
= ((IWL_TRAFFIC_ENTRIES
* IWL_TRAFFIC_ENTRY_SIZE
* 64) * 2) +
883 (priv
->cfg
->base_params
->num_of_queues
* 32 * 8) + 400;
888 IWL_ERR(priv
, "txq not ready\n");
891 buf
= kzalloc(bufsz
, GFP_KERNEL
);
893 IWL_ERR(priv
, "Can not allocate buffer\n");
896 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "Tx Queue\n");
897 for (cnt
= 0; cnt
< priv
->hw_params
.max_txq_num
; cnt
++) {
898 txq
= &priv
->txq
[cnt
];
900 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
901 "q[%d]: read_ptr: %u, write_ptr: %u\n",
902 cnt
, q
->read_ptr
, q
->write_ptr
);
904 if (priv
->tx_traffic
&& (iwl_debug_level
& IWL_DL_TX
)) {
905 ptr
= priv
->tx_traffic
;
906 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
907 "Tx Traffic idx: %u\n", priv
->tx_traffic_idx
);
908 for (cnt
= 0, ofs
= 0; cnt
< IWL_TRAFFIC_ENTRIES
; cnt
++) {
909 for (entry
= 0; entry
< IWL_TRAFFIC_ENTRY_SIZE
/ 16;
910 entry
++, ofs
+= 16) {
911 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
913 hex_dump_to_buffer(ptr
+ ofs
, 16, 16, 2,
914 buf
+ pos
, bufsz
- pos
, 0);
915 pos
+= strlen(buf
+ pos
);
922 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "Rx Queue\n");
923 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
924 "read: %u, write: %u\n",
925 rxq
->read
, rxq
->write
);
927 if (priv
->rx_traffic
&& (iwl_debug_level
& IWL_DL_RX
)) {
928 ptr
= priv
->rx_traffic
;
929 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
930 "Rx Traffic idx: %u\n", priv
->rx_traffic_idx
);
931 for (cnt
= 0, ofs
= 0; cnt
< IWL_TRAFFIC_ENTRIES
; cnt
++) {
932 for (entry
= 0; entry
< IWL_TRAFFIC_ENTRY_SIZE
/ 16;
933 entry
++, ofs
+= 16) {
934 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
936 hex_dump_to_buffer(ptr
+ ofs
, 16, 16, 2,
937 buf
+ pos
, bufsz
- pos
, 0);
938 pos
+= strlen(buf
+ pos
);
945 ret
= simple_read_from_buffer(user_buf
, count
, ppos
, buf
, pos
);
950 static ssize_t
iwl_dbgfs_traffic_log_write(struct file
*file
,
951 const char __user
*user_buf
,
952 size_t count
, loff_t
*ppos
)
954 struct iwl_priv
*priv
= file
->private_data
;
959 memset(buf
, 0, sizeof(buf
));
960 buf_size
= min(count
, sizeof(buf
) - 1);
961 if (copy_from_user(buf
, user_buf
, buf_size
))
963 if (sscanf(buf
, "%d", &traffic_log
) != 1)
965 if (traffic_log
== 0)
966 iwl_reset_traffic_log(priv
);
971 static ssize_t
iwl_dbgfs_tx_queue_read(struct file
*file
,
972 char __user
*user_buf
,
973 size_t count
, loff_t
*ppos
) {
975 struct iwl_priv
*priv
= file
->private_data
;
976 struct iwl_tx_queue
*txq
;
982 const size_t bufsz
= sizeof(char) * 64 *
983 priv
->cfg
->base_params
->num_of_queues
;
986 IWL_ERR(priv
, "txq not ready\n");
989 buf
= kzalloc(bufsz
, GFP_KERNEL
);
993 for (cnt
= 0; cnt
< priv
->hw_params
.max_txq_num
; cnt
++) {
994 txq
= &priv
->txq
[cnt
];
996 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
997 "hwq %.2d: read=%u write=%u stop=%d"
998 " swq_id=%#.2x (ac %d/hwq %d)\n",
999 cnt
, q
->read_ptr
, q
->write_ptr
,
1000 !!test_bit(cnt
, priv
->queue_stopped
),
1001 txq
->swq_id
, txq
->swq_id
& 3,
1002 (txq
->swq_id
>> 2) & 0x1f);
1005 /* for the ACs, display the stop count too */
1006 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1007 " stop-count: %d\n",
1008 atomic_read(&priv
->queue_stop_count
[cnt
]));
1010 ret
= simple_read_from_buffer(user_buf
, count
, ppos
, buf
, pos
);
1015 static ssize_t
iwl_dbgfs_rx_queue_read(struct file
*file
,
1016 char __user
*user_buf
,
1017 size_t count
, loff_t
*ppos
) {
1019 struct iwl_priv
*priv
= file
->private_data
;
1020 struct iwl_rx_queue
*rxq
= &priv
->rxq
;
1023 const size_t bufsz
= sizeof(buf
);
1025 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "read: %u\n",
1027 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "write: %u\n",
1029 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "free_count: %u\n",
1032 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "closed_rb_num: %u\n",
1033 le16_to_cpu(rxq
->rb_stts
->closed_rb_num
) & 0x0FFF);
1035 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1036 "closed_rb_num: Not Allocated\n");
1038 return simple_read_from_buffer(user_buf
, count
, ppos
, buf
, pos
);
1041 static const char *fmt_value
= " %-30s %10u\n";
1042 static const char *fmt_hex
= " %-30s 0x%02X\n";
1043 static const char *fmt_table
= " %-30s %10u %10u %10u %10u\n";
1044 static const char *fmt_header
=
1045 "%-32s current cumulative delta max\n";
1047 static int iwl_statistics_flag(struct iwl_priv
*priv
, char *buf
, int bufsz
)
1052 flag
= le32_to_cpu(priv
->statistics
.flag
);
1054 p
+= scnprintf(buf
+ p
, bufsz
- p
, "Statistics Flag(0x%X):\n", flag
);
1055 if (flag
& UCODE_STATISTICS_CLEAR_MSK
)
1056 p
+= scnprintf(buf
+ p
, bufsz
- p
,
1057 "\tStatistics have been cleared\n");
1058 p
+= scnprintf(buf
+ p
, bufsz
- p
, "\tOperational Frequency: %s\n",
1059 (flag
& UCODE_STATISTICS_FREQUENCY_MSK
)
1060 ? "2.4 GHz" : "5.2 GHz");
1061 p
+= scnprintf(buf
+ p
, bufsz
- p
, "\tTGj Narrow Band: %s\n",
1062 (flag
& UCODE_STATISTICS_NARROW_BAND_MSK
)
1063 ? "enabled" : "disabled");
1068 static ssize_t
iwl_dbgfs_ucode_rx_stats_read(struct file
*file
,
1069 char __user
*user_buf
,
1070 size_t count
, loff_t
*ppos
)
1072 struct iwl_priv
*priv
= file
->private_data
;
1075 int bufsz
= sizeof(struct statistics_rx_phy
) * 40 +
1076 sizeof(struct statistics_rx_non_phy
) * 40 +
1077 sizeof(struct statistics_rx_ht_phy
) * 40 + 400;
1079 struct statistics_rx_phy
*ofdm
, *accum_ofdm
, *delta_ofdm
, *max_ofdm
;
1080 struct statistics_rx_phy
*cck
, *accum_cck
, *delta_cck
, *max_cck
;
1081 struct statistics_rx_non_phy
*general
, *accum_general
;
1082 struct statistics_rx_non_phy
*delta_general
, *max_general
;
1083 struct statistics_rx_ht_phy
*ht
, *accum_ht
, *delta_ht
, *max_ht
;
1085 if (!iwl_is_alive(priv
))
1088 buf
= kzalloc(bufsz
, GFP_KERNEL
);
1090 IWL_ERR(priv
, "Can not allocate Buffer\n");
1095 * the statistic information display here is based on
1096 * the last statistics notification from uCode
1097 * might not reflect the current uCode activity
1099 ofdm
= &priv
->statistics
.rx_ofdm
;
1100 cck
= &priv
->statistics
.rx_cck
;
1101 general
= &priv
->statistics
.rx_non_phy
;
1102 ht
= &priv
->statistics
.rx_ofdm_ht
;
1103 accum_ofdm
= &priv
->accum_stats
.rx_ofdm
;
1104 accum_cck
= &priv
->accum_stats
.rx_cck
;
1105 accum_general
= &priv
->accum_stats
.rx_non_phy
;
1106 accum_ht
= &priv
->accum_stats
.rx_ofdm_ht
;
1107 delta_ofdm
= &priv
->delta_stats
.rx_ofdm
;
1108 delta_cck
= &priv
->delta_stats
.rx_cck
;
1109 delta_general
= &priv
->delta_stats
.rx_non_phy
;
1110 delta_ht
= &priv
->delta_stats
.rx_ofdm_ht
;
1111 max_ofdm
= &priv
->max_delta_stats
.rx_ofdm
;
1112 max_cck
= &priv
->max_delta_stats
.rx_cck
;
1113 max_general
= &priv
->max_delta_stats
.rx_non_phy
;
1114 max_ht
= &priv
->max_delta_stats
.rx_ofdm_ht
;
1116 pos
+= iwl_statistics_flag(priv
, buf
, bufsz
);
1117 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1118 fmt_header
, "Statistics_Rx - OFDM:");
1119 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1120 fmt_table
, "ina_cnt:",
1121 le32_to_cpu(ofdm
->ina_cnt
),
1122 accum_ofdm
->ina_cnt
,
1123 delta_ofdm
->ina_cnt
, max_ofdm
->ina_cnt
);
1124 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1125 fmt_table
, "fina_cnt:",
1126 le32_to_cpu(ofdm
->fina_cnt
), accum_ofdm
->fina_cnt
,
1127 delta_ofdm
->fina_cnt
, max_ofdm
->fina_cnt
);
1128 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1129 fmt_table
, "plcp_err:",
1130 le32_to_cpu(ofdm
->plcp_err
), accum_ofdm
->plcp_err
,
1131 delta_ofdm
->plcp_err
, max_ofdm
->plcp_err
);
1132 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1133 fmt_table
, "crc32_err:",
1134 le32_to_cpu(ofdm
->crc32_err
), accum_ofdm
->crc32_err
,
1135 delta_ofdm
->crc32_err
, max_ofdm
->crc32_err
);
1136 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1137 fmt_table
, "overrun_err:",
1138 le32_to_cpu(ofdm
->overrun_err
),
1139 accum_ofdm
->overrun_err
, delta_ofdm
->overrun_err
,
1140 max_ofdm
->overrun_err
);
1141 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1142 fmt_table
, "early_overrun_err:",
1143 le32_to_cpu(ofdm
->early_overrun_err
),
1144 accum_ofdm
->early_overrun_err
,
1145 delta_ofdm
->early_overrun_err
,
1146 max_ofdm
->early_overrun_err
);
1147 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1148 fmt_table
, "crc32_good:",
1149 le32_to_cpu(ofdm
->crc32_good
),
1150 accum_ofdm
->crc32_good
, delta_ofdm
->crc32_good
,
1151 max_ofdm
->crc32_good
);
1152 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1153 fmt_table
, "false_alarm_cnt:",
1154 le32_to_cpu(ofdm
->false_alarm_cnt
),
1155 accum_ofdm
->false_alarm_cnt
,
1156 delta_ofdm
->false_alarm_cnt
,
1157 max_ofdm
->false_alarm_cnt
);
1158 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1159 fmt_table
, "fina_sync_err_cnt:",
1160 le32_to_cpu(ofdm
->fina_sync_err_cnt
),
1161 accum_ofdm
->fina_sync_err_cnt
,
1162 delta_ofdm
->fina_sync_err_cnt
,
1163 max_ofdm
->fina_sync_err_cnt
);
1164 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1165 fmt_table
, "sfd_timeout:",
1166 le32_to_cpu(ofdm
->sfd_timeout
),
1167 accum_ofdm
->sfd_timeout
, delta_ofdm
->sfd_timeout
,
1168 max_ofdm
->sfd_timeout
);
1169 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1170 fmt_table
, "fina_timeout:",
1171 le32_to_cpu(ofdm
->fina_timeout
),
1172 accum_ofdm
->fina_timeout
, delta_ofdm
->fina_timeout
,
1173 max_ofdm
->fina_timeout
);
1174 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1175 fmt_table
, "unresponded_rts:",
1176 le32_to_cpu(ofdm
->unresponded_rts
),
1177 accum_ofdm
->unresponded_rts
,
1178 delta_ofdm
->unresponded_rts
,
1179 max_ofdm
->unresponded_rts
);
1180 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1181 fmt_table
, "rxe_frame_lmt_ovrun:",
1182 le32_to_cpu(ofdm
->rxe_frame_limit_overrun
),
1183 accum_ofdm
->rxe_frame_limit_overrun
,
1184 delta_ofdm
->rxe_frame_limit_overrun
,
1185 max_ofdm
->rxe_frame_limit_overrun
);
1186 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1187 fmt_table
, "sent_ack_cnt:",
1188 le32_to_cpu(ofdm
->sent_ack_cnt
),
1189 accum_ofdm
->sent_ack_cnt
, delta_ofdm
->sent_ack_cnt
,
1190 max_ofdm
->sent_ack_cnt
);
1191 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1192 fmt_table
, "sent_cts_cnt:",
1193 le32_to_cpu(ofdm
->sent_cts_cnt
),
1194 accum_ofdm
->sent_cts_cnt
, delta_ofdm
->sent_cts_cnt
,
1195 max_ofdm
->sent_cts_cnt
);
1196 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1197 fmt_table
, "sent_ba_rsp_cnt:",
1198 le32_to_cpu(ofdm
->sent_ba_rsp_cnt
),
1199 accum_ofdm
->sent_ba_rsp_cnt
,
1200 delta_ofdm
->sent_ba_rsp_cnt
,
1201 max_ofdm
->sent_ba_rsp_cnt
);
1202 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1203 fmt_table
, "dsp_self_kill:",
1204 le32_to_cpu(ofdm
->dsp_self_kill
),
1205 accum_ofdm
->dsp_self_kill
,
1206 delta_ofdm
->dsp_self_kill
,
1207 max_ofdm
->dsp_self_kill
);
1208 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1209 fmt_table
, "mh_format_err:",
1210 le32_to_cpu(ofdm
->mh_format_err
),
1211 accum_ofdm
->mh_format_err
,
1212 delta_ofdm
->mh_format_err
,
1213 max_ofdm
->mh_format_err
);
1214 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1215 fmt_table
, "re_acq_main_rssi_sum:",
1216 le32_to_cpu(ofdm
->re_acq_main_rssi_sum
),
1217 accum_ofdm
->re_acq_main_rssi_sum
,
1218 delta_ofdm
->re_acq_main_rssi_sum
,
1219 max_ofdm
->re_acq_main_rssi_sum
);
1221 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1222 fmt_header
, "Statistics_Rx - CCK:");
1223 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1224 fmt_table
, "ina_cnt:",
1225 le32_to_cpu(cck
->ina_cnt
), accum_cck
->ina_cnt
,
1226 delta_cck
->ina_cnt
, max_cck
->ina_cnt
);
1227 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1228 fmt_table
, "fina_cnt:",
1229 le32_to_cpu(cck
->fina_cnt
), accum_cck
->fina_cnt
,
1230 delta_cck
->fina_cnt
, max_cck
->fina_cnt
);
1231 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1232 fmt_table
, "plcp_err:",
1233 le32_to_cpu(cck
->plcp_err
), accum_cck
->plcp_err
,
1234 delta_cck
->plcp_err
, max_cck
->plcp_err
);
1235 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1236 fmt_table
, "crc32_err:",
1237 le32_to_cpu(cck
->crc32_err
), accum_cck
->crc32_err
,
1238 delta_cck
->crc32_err
, max_cck
->crc32_err
);
1239 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1240 fmt_table
, "overrun_err:",
1241 le32_to_cpu(cck
->overrun_err
),
1242 accum_cck
->overrun_err
, delta_cck
->overrun_err
,
1243 max_cck
->overrun_err
);
1244 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1245 fmt_table
, "early_overrun_err:",
1246 le32_to_cpu(cck
->early_overrun_err
),
1247 accum_cck
->early_overrun_err
,
1248 delta_cck
->early_overrun_err
,
1249 max_cck
->early_overrun_err
);
1250 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1251 fmt_table
, "crc32_good:",
1252 le32_to_cpu(cck
->crc32_good
), accum_cck
->crc32_good
,
1253 delta_cck
->crc32_good
, max_cck
->crc32_good
);
1254 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1255 fmt_table
, "false_alarm_cnt:",
1256 le32_to_cpu(cck
->false_alarm_cnt
),
1257 accum_cck
->false_alarm_cnt
,
1258 delta_cck
->false_alarm_cnt
, max_cck
->false_alarm_cnt
);
1259 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1260 fmt_table
, "fina_sync_err_cnt:",
1261 le32_to_cpu(cck
->fina_sync_err_cnt
),
1262 accum_cck
->fina_sync_err_cnt
,
1263 delta_cck
->fina_sync_err_cnt
,
1264 max_cck
->fina_sync_err_cnt
);
1265 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1266 fmt_table
, "sfd_timeout:",
1267 le32_to_cpu(cck
->sfd_timeout
),
1268 accum_cck
->sfd_timeout
, delta_cck
->sfd_timeout
,
1269 max_cck
->sfd_timeout
);
1270 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1271 fmt_table
, "fina_timeout:",
1272 le32_to_cpu(cck
->fina_timeout
),
1273 accum_cck
->fina_timeout
, delta_cck
->fina_timeout
,
1274 max_cck
->fina_timeout
);
1275 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1276 fmt_table
, "unresponded_rts:",
1277 le32_to_cpu(cck
->unresponded_rts
),
1278 accum_cck
->unresponded_rts
, delta_cck
->unresponded_rts
,
1279 max_cck
->unresponded_rts
);
1280 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1281 fmt_table
, "rxe_frame_lmt_ovrun:",
1282 le32_to_cpu(cck
->rxe_frame_limit_overrun
),
1283 accum_cck
->rxe_frame_limit_overrun
,
1284 delta_cck
->rxe_frame_limit_overrun
,
1285 max_cck
->rxe_frame_limit_overrun
);
1286 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1287 fmt_table
, "sent_ack_cnt:",
1288 le32_to_cpu(cck
->sent_ack_cnt
),
1289 accum_cck
->sent_ack_cnt
, delta_cck
->sent_ack_cnt
,
1290 max_cck
->sent_ack_cnt
);
1291 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1292 fmt_table
, "sent_cts_cnt:",
1293 le32_to_cpu(cck
->sent_cts_cnt
),
1294 accum_cck
->sent_cts_cnt
, delta_cck
->sent_cts_cnt
,
1295 max_cck
->sent_cts_cnt
);
1296 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1297 fmt_table
, "sent_ba_rsp_cnt:",
1298 le32_to_cpu(cck
->sent_ba_rsp_cnt
),
1299 accum_cck
->sent_ba_rsp_cnt
,
1300 delta_cck
->sent_ba_rsp_cnt
,
1301 max_cck
->sent_ba_rsp_cnt
);
1302 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1303 fmt_table
, "dsp_self_kill:",
1304 le32_to_cpu(cck
->dsp_self_kill
),
1305 accum_cck
->dsp_self_kill
, delta_cck
->dsp_self_kill
,
1306 max_cck
->dsp_self_kill
);
1307 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1308 fmt_table
, "mh_format_err:",
1309 le32_to_cpu(cck
->mh_format_err
),
1310 accum_cck
->mh_format_err
, delta_cck
->mh_format_err
,
1311 max_cck
->mh_format_err
);
1312 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1313 fmt_table
, "re_acq_main_rssi_sum:",
1314 le32_to_cpu(cck
->re_acq_main_rssi_sum
),
1315 accum_cck
->re_acq_main_rssi_sum
,
1316 delta_cck
->re_acq_main_rssi_sum
,
1317 max_cck
->re_acq_main_rssi_sum
);
1319 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1320 fmt_header
, "Statistics_Rx - GENERAL:");
1321 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1322 fmt_table
, "bogus_cts:",
1323 le32_to_cpu(general
->bogus_cts
),
1324 accum_general
->bogus_cts
, delta_general
->bogus_cts
,
1325 max_general
->bogus_cts
);
1326 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1327 fmt_table
, "bogus_ack:",
1328 le32_to_cpu(general
->bogus_ack
),
1329 accum_general
->bogus_ack
, delta_general
->bogus_ack
,
1330 max_general
->bogus_ack
);
1331 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1332 fmt_table
, "non_bssid_frames:",
1333 le32_to_cpu(general
->non_bssid_frames
),
1334 accum_general
->non_bssid_frames
,
1335 delta_general
->non_bssid_frames
,
1336 max_general
->non_bssid_frames
);
1337 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1338 fmt_table
, "filtered_frames:",
1339 le32_to_cpu(general
->filtered_frames
),
1340 accum_general
->filtered_frames
,
1341 delta_general
->filtered_frames
,
1342 max_general
->filtered_frames
);
1343 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1344 fmt_table
, "non_channel_beacons:",
1345 le32_to_cpu(general
->non_channel_beacons
),
1346 accum_general
->non_channel_beacons
,
1347 delta_general
->non_channel_beacons
,
1348 max_general
->non_channel_beacons
);
1349 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1350 fmt_table
, "channel_beacons:",
1351 le32_to_cpu(general
->channel_beacons
),
1352 accum_general
->channel_beacons
,
1353 delta_general
->channel_beacons
,
1354 max_general
->channel_beacons
);
1355 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1356 fmt_table
, "num_missed_bcon:",
1357 le32_to_cpu(general
->num_missed_bcon
),
1358 accum_general
->num_missed_bcon
,
1359 delta_general
->num_missed_bcon
,
1360 max_general
->num_missed_bcon
);
1361 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1362 fmt_table
, "adc_rx_saturation_time:",
1363 le32_to_cpu(general
->adc_rx_saturation_time
),
1364 accum_general
->adc_rx_saturation_time
,
1365 delta_general
->adc_rx_saturation_time
,
1366 max_general
->adc_rx_saturation_time
);
1367 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1368 fmt_table
, "ina_detect_search_tm:",
1369 le32_to_cpu(general
->ina_detection_search_time
),
1370 accum_general
->ina_detection_search_time
,
1371 delta_general
->ina_detection_search_time
,
1372 max_general
->ina_detection_search_time
);
1373 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1374 fmt_table
, "beacon_silence_rssi_a:",
1375 le32_to_cpu(general
->beacon_silence_rssi_a
),
1376 accum_general
->beacon_silence_rssi_a
,
1377 delta_general
->beacon_silence_rssi_a
,
1378 max_general
->beacon_silence_rssi_a
);
1379 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1380 fmt_table
, "beacon_silence_rssi_b:",
1381 le32_to_cpu(general
->beacon_silence_rssi_b
),
1382 accum_general
->beacon_silence_rssi_b
,
1383 delta_general
->beacon_silence_rssi_b
,
1384 max_general
->beacon_silence_rssi_b
);
1385 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1386 fmt_table
, "beacon_silence_rssi_c:",
1387 le32_to_cpu(general
->beacon_silence_rssi_c
),
1388 accum_general
->beacon_silence_rssi_c
,
1389 delta_general
->beacon_silence_rssi_c
,
1390 max_general
->beacon_silence_rssi_c
);
1391 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1392 fmt_table
, "interference_data_flag:",
1393 le32_to_cpu(general
->interference_data_flag
),
1394 accum_general
->interference_data_flag
,
1395 delta_general
->interference_data_flag
,
1396 max_general
->interference_data_flag
);
1397 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1398 fmt_table
, "channel_load:",
1399 le32_to_cpu(general
->channel_load
),
1400 accum_general
->channel_load
,
1401 delta_general
->channel_load
,
1402 max_general
->channel_load
);
1403 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1404 fmt_table
, "dsp_false_alarms:",
1405 le32_to_cpu(general
->dsp_false_alarms
),
1406 accum_general
->dsp_false_alarms
,
1407 delta_general
->dsp_false_alarms
,
1408 max_general
->dsp_false_alarms
);
1409 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1410 fmt_table
, "beacon_rssi_a:",
1411 le32_to_cpu(general
->beacon_rssi_a
),
1412 accum_general
->beacon_rssi_a
,
1413 delta_general
->beacon_rssi_a
,
1414 max_general
->beacon_rssi_a
);
1415 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1416 fmt_table
, "beacon_rssi_b:",
1417 le32_to_cpu(general
->beacon_rssi_b
),
1418 accum_general
->beacon_rssi_b
,
1419 delta_general
->beacon_rssi_b
,
1420 max_general
->beacon_rssi_b
);
1421 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1422 fmt_table
, "beacon_rssi_c:",
1423 le32_to_cpu(general
->beacon_rssi_c
),
1424 accum_general
->beacon_rssi_c
,
1425 delta_general
->beacon_rssi_c
,
1426 max_general
->beacon_rssi_c
);
1427 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1428 fmt_table
, "beacon_energy_a:",
1429 le32_to_cpu(general
->beacon_energy_a
),
1430 accum_general
->beacon_energy_a
,
1431 delta_general
->beacon_energy_a
,
1432 max_general
->beacon_energy_a
);
1433 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1434 fmt_table
, "beacon_energy_b:",
1435 le32_to_cpu(general
->beacon_energy_b
),
1436 accum_general
->beacon_energy_b
,
1437 delta_general
->beacon_energy_b
,
1438 max_general
->beacon_energy_b
);
1439 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1440 fmt_table
, "beacon_energy_c:",
1441 le32_to_cpu(general
->beacon_energy_c
),
1442 accum_general
->beacon_energy_c
,
1443 delta_general
->beacon_energy_c
,
1444 max_general
->beacon_energy_c
);
1446 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1447 fmt_header
, "Statistics_Rx - OFDM_HT:");
1448 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1449 fmt_table
, "plcp_err:",
1450 le32_to_cpu(ht
->plcp_err
), accum_ht
->plcp_err
,
1451 delta_ht
->plcp_err
, max_ht
->plcp_err
);
1452 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1453 fmt_table
, "overrun_err:",
1454 le32_to_cpu(ht
->overrun_err
), accum_ht
->overrun_err
,
1455 delta_ht
->overrun_err
, max_ht
->overrun_err
);
1456 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1457 fmt_table
, "early_overrun_err:",
1458 le32_to_cpu(ht
->early_overrun_err
),
1459 accum_ht
->early_overrun_err
,
1460 delta_ht
->early_overrun_err
,
1461 max_ht
->early_overrun_err
);
1462 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1463 fmt_table
, "crc32_good:",
1464 le32_to_cpu(ht
->crc32_good
), accum_ht
->crc32_good
,
1465 delta_ht
->crc32_good
, max_ht
->crc32_good
);
1466 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1467 fmt_table
, "crc32_err:",
1468 le32_to_cpu(ht
->crc32_err
), accum_ht
->crc32_err
,
1469 delta_ht
->crc32_err
, max_ht
->crc32_err
);
1470 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1471 fmt_table
, "mh_format_err:",
1472 le32_to_cpu(ht
->mh_format_err
),
1473 accum_ht
->mh_format_err
,
1474 delta_ht
->mh_format_err
, max_ht
->mh_format_err
);
1475 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1476 fmt_table
, "agg_crc32_good:",
1477 le32_to_cpu(ht
->agg_crc32_good
),
1478 accum_ht
->agg_crc32_good
,
1479 delta_ht
->agg_crc32_good
, max_ht
->agg_crc32_good
);
1480 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1481 fmt_table
, "agg_mpdu_cnt:",
1482 le32_to_cpu(ht
->agg_mpdu_cnt
),
1483 accum_ht
->agg_mpdu_cnt
,
1484 delta_ht
->agg_mpdu_cnt
, max_ht
->agg_mpdu_cnt
);
1485 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1486 fmt_table
, "agg_cnt:",
1487 le32_to_cpu(ht
->agg_cnt
), accum_ht
->agg_cnt
,
1488 delta_ht
->agg_cnt
, max_ht
->agg_cnt
);
1489 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1490 fmt_table
, "unsupport_mcs:",
1491 le32_to_cpu(ht
->unsupport_mcs
),
1492 accum_ht
->unsupport_mcs
,
1493 delta_ht
->unsupport_mcs
, max_ht
->unsupport_mcs
);
1495 ret
= simple_read_from_buffer(user_buf
, count
, ppos
, buf
, pos
);
1500 static ssize_t
iwl_dbgfs_ucode_tx_stats_read(struct file
*file
,
1501 char __user
*user_buf
,
1502 size_t count
, loff_t
*ppos
)
1504 struct iwl_priv
*priv
= file
->private_data
;
1507 int bufsz
= (sizeof(struct statistics_tx
) * 48) + 250;
1509 struct statistics_tx
*tx
, *accum_tx
, *delta_tx
, *max_tx
;
1511 if (!iwl_is_alive(priv
))
1514 buf
= kzalloc(bufsz
, GFP_KERNEL
);
1516 IWL_ERR(priv
, "Can not allocate Buffer\n");
1520 /* the statistic information display here is based on
1521 * the last statistics notification from uCode
1522 * might not reflect the current uCode activity
1524 tx
= &priv
->statistics
.tx
;
1525 accum_tx
= &priv
->accum_stats
.tx
;
1526 delta_tx
= &priv
->delta_stats
.tx
;
1527 max_tx
= &priv
->max_delta_stats
.tx
;
1529 pos
+= iwl_statistics_flag(priv
, buf
, bufsz
);
1530 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1531 fmt_header
, "Statistics_Tx:");
1532 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1533 fmt_table
, "preamble:",
1534 le32_to_cpu(tx
->preamble_cnt
),
1535 accum_tx
->preamble_cnt
,
1536 delta_tx
->preamble_cnt
, max_tx
->preamble_cnt
);
1537 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1538 fmt_table
, "rx_detected_cnt:",
1539 le32_to_cpu(tx
->rx_detected_cnt
),
1540 accum_tx
->rx_detected_cnt
,
1541 delta_tx
->rx_detected_cnt
, max_tx
->rx_detected_cnt
);
1542 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1543 fmt_table
, "bt_prio_defer_cnt:",
1544 le32_to_cpu(tx
->bt_prio_defer_cnt
),
1545 accum_tx
->bt_prio_defer_cnt
,
1546 delta_tx
->bt_prio_defer_cnt
,
1547 max_tx
->bt_prio_defer_cnt
);
1548 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1549 fmt_table
, "bt_prio_kill_cnt:",
1550 le32_to_cpu(tx
->bt_prio_kill_cnt
),
1551 accum_tx
->bt_prio_kill_cnt
,
1552 delta_tx
->bt_prio_kill_cnt
,
1553 max_tx
->bt_prio_kill_cnt
);
1554 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1555 fmt_table
, "few_bytes_cnt:",
1556 le32_to_cpu(tx
->few_bytes_cnt
),
1557 accum_tx
->few_bytes_cnt
,
1558 delta_tx
->few_bytes_cnt
, max_tx
->few_bytes_cnt
);
1559 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1560 fmt_table
, "cts_timeout:",
1561 le32_to_cpu(tx
->cts_timeout
), accum_tx
->cts_timeout
,
1562 delta_tx
->cts_timeout
, max_tx
->cts_timeout
);
1563 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1564 fmt_table
, "ack_timeout:",
1565 le32_to_cpu(tx
->ack_timeout
),
1566 accum_tx
->ack_timeout
,
1567 delta_tx
->ack_timeout
, max_tx
->ack_timeout
);
1568 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1569 fmt_table
, "expected_ack_cnt:",
1570 le32_to_cpu(tx
->expected_ack_cnt
),
1571 accum_tx
->expected_ack_cnt
,
1572 delta_tx
->expected_ack_cnt
,
1573 max_tx
->expected_ack_cnt
);
1574 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1575 fmt_table
, "actual_ack_cnt:",
1576 le32_to_cpu(tx
->actual_ack_cnt
),
1577 accum_tx
->actual_ack_cnt
,
1578 delta_tx
->actual_ack_cnt
,
1579 max_tx
->actual_ack_cnt
);
1580 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1581 fmt_table
, "dump_msdu_cnt:",
1582 le32_to_cpu(tx
->dump_msdu_cnt
),
1583 accum_tx
->dump_msdu_cnt
,
1584 delta_tx
->dump_msdu_cnt
,
1585 max_tx
->dump_msdu_cnt
);
1586 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1587 fmt_table
, "abort_nxt_frame_mismatch:",
1588 le32_to_cpu(tx
->burst_abort_next_frame_mismatch_cnt
),
1589 accum_tx
->burst_abort_next_frame_mismatch_cnt
,
1590 delta_tx
->burst_abort_next_frame_mismatch_cnt
,
1591 max_tx
->burst_abort_next_frame_mismatch_cnt
);
1592 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1593 fmt_table
, "abort_missing_nxt_frame:",
1594 le32_to_cpu(tx
->burst_abort_missing_next_frame_cnt
),
1595 accum_tx
->burst_abort_missing_next_frame_cnt
,
1596 delta_tx
->burst_abort_missing_next_frame_cnt
,
1597 max_tx
->burst_abort_missing_next_frame_cnt
);
1598 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1599 fmt_table
, "cts_timeout_collision:",
1600 le32_to_cpu(tx
->cts_timeout_collision
),
1601 accum_tx
->cts_timeout_collision
,
1602 delta_tx
->cts_timeout_collision
,
1603 max_tx
->cts_timeout_collision
);
1604 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1605 fmt_table
, "ack_ba_timeout_collision:",
1606 le32_to_cpu(tx
->ack_or_ba_timeout_collision
),
1607 accum_tx
->ack_or_ba_timeout_collision
,
1608 delta_tx
->ack_or_ba_timeout_collision
,
1609 max_tx
->ack_or_ba_timeout_collision
);
1610 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1611 fmt_table
, "agg ba_timeout:",
1612 le32_to_cpu(tx
->agg
.ba_timeout
),
1613 accum_tx
->agg
.ba_timeout
,
1614 delta_tx
->agg
.ba_timeout
,
1615 max_tx
->agg
.ba_timeout
);
1616 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1617 fmt_table
, "agg ba_resched_frames:",
1618 le32_to_cpu(tx
->agg
.ba_reschedule_frames
),
1619 accum_tx
->agg
.ba_reschedule_frames
,
1620 delta_tx
->agg
.ba_reschedule_frames
,
1621 max_tx
->agg
.ba_reschedule_frames
);
1622 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1623 fmt_table
, "agg scd_query_agg_frame:",
1624 le32_to_cpu(tx
->agg
.scd_query_agg_frame_cnt
),
1625 accum_tx
->agg
.scd_query_agg_frame_cnt
,
1626 delta_tx
->agg
.scd_query_agg_frame_cnt
,
1627 max_tx
->agg
.scd_query_agg_frame_cnt
);
1628 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1629 fmt_table
, "agg scd_query_no_agg:",
1630 le32_to_cpu(tx
->agg
.scd_query_no_agg
),
1631 accum_tx
->agg
.scd_query_no_agg
,
1632 delta_tx
->agg
.scd_query_no_agg
,
1633 max_tx
->agg
.scd_query_no_agg
);
1634 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1635 fmt_table
, "agg scd_query_agg:",
1636 le32_to_cpu(tx
->agg
.scd_query_agg
),
1637 accum_tx
->agg
.scd_query_agg
,
1638 delta_tx
->agg
.scd_query_agg
,
1639 max_tx
->agg
.scd_query_agg
);
1640 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1641 fmt_table
, "agg scd_query_mismatch:",
1642 le32_to_cpu(tx
->agg
.scd_query_mismatch
),
1643 accum_tx
->agg
.scd_query_mismatch
,
1644 delta_tx
->agg
.scd_query_mismatch
,
1645 max_tx
->agg
.scd_query_mismatch
);
1646 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1647 fmt_table
, "agg frame_not_ready:",
1648 le32_to_cpu(tx
->agg
.frame_not_ready
),
1649 accum_tx
->agg
.frame_not_ready
,
1650 delta_tx
->agg
.frame_not_ready
,
1651 max_tx
->agg
.frame_not_ready
);
1652 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1653 fmt_table
, "agg underrun:",
1654 le32_to_cpu(tx
->agg
.underrun
),
1655 accum_tx
->agg
.underrun
,
1656 delta_tx
->agg
.underrun
, max_tx
->agg
.underrun
);
1657 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1658 fmt_table
, "agg bt_prio_kill:",
1659 le32_to_cpu(tx
->agg
.bt_prio_kill
),
1660 accum_tx
->agg
.bt_prio_kill
,
1661 delta_tx
->agg
.bt_prio_kill
,
1662 max_tx
->agg
.bt_prio_kill
);
1663 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1664 fmt_table
, "agg rx_ba_rsp_cnt:",
1665 le32_to_cpu(tx
->agg
.rx_ba_rsp_cnt
),
1666 accum_tx
->agg
.rx_ba_rsp_cnt
,
1667 delta_tx
->agg
.rx_ba_rsp_cnt
,
1668 max_tx
->agg
.rx_ba_rsp_cnt
);
1670 if (tx
->tx_power
.ant_a
|| tx
->tx_power
.ant_b
|| tx
->tx_power
.ant_c
) {
1671 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1672 "tx power: (1/2 dB step)\n");
1673 if ((priv
->cfg
->valid_tx_ant
& ANT_A
) && tx
->tx_power
.ant_a
)
1674 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1675 fmt_hex
, "antenna A:",
1676 tx
->tx_power
.ant_a
);
1677 if ((priv
->cfg
->valid_tx_ant
& ANT_B
) && tx
->tx_power
.ant_b
)
1678 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1679 fmt_hex
, "antenna B:",
1680 tx
->tx_power
.ant_b
);
1681 if ((priv
->cfg
->valid_tx_ant
& ANT_C
) && tx
->tx_power
.ant_c
)
1682 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1683 fmt_hex
, "antenna C:",
1684 tx
->tx_power
.ant_c
);
1686 ret
= simple_read_from_buffer(user_buf
, count
, ppos
, buf
, pos
);
1691 static ssize_t
iwl_dbgfs_ucode_general_stats_read(struct file
*file
,
1692 char __user
*user_buf
,
1693 size_t count
, loff_t
*ppos
)
1695 struct iwl_priv
*priv
= file
->private_data
;
1698 int bufsz
= sizeof(struct statistics_general
) * 10 + 300;
1700 struct statistics_general_common
*general
, *accum_general
;
1701 struct statistics_general_common
*delta_general
, *max_general
;
1702 struct statistics_dbg
*dbg
, *accum_dbg
, *delta_dbg
, *max_dbg
;
1703 struct statistics_div
*div
, *accum_div
, *delta_div
, *max_div
;
1705 if (!iwl_is_alive(priv
))
1708 buf
= kzalloc(bufsz
, GFP_KERNEL
);
1710 IWL_ERR(priv
, "Can not allocate Buffer\n");
1714 /* the statistic information display here is based on
1715 * the last statistics notification from uCode
1716 * might not reflect the current uCode activity
1718 general
= &priv
->statistics
.common
;
1719 dbg
= &priv
->statistics
.common
.dbg
;
1720 div
= &priv
->statistics
.common
.div
;
1721 accum_general
= &priv
->accum_stats
.common
;
1722 accum_dbg
= &priv
->accum_stats
.common
.dbg
;
1723 accum_div
= &priv
->accum_stats
.common
.div
;
1724 delta_general
= &priv
->delta_stats
.common
;
1725 max_general
= &priv
->max_delta_stats
.common
;
1726 delta_dbg
= &priv
->delta_stats
.common
.dbg
;
1727 max_dbg
= &priv
->max_delta_stats
.common
.dbg
;
1728 delta_div
= &priv
->delta_stats
.common
.div
;
1729 max_div
= &priv
->max_delta_stats
.common
.div
;
1731 pos
+= iwl_statistics_flag(priv
, buf
, bufsz
);
1732 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1733 fmt_header
, "Statistics_General:");
1734 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1735 fmt_value
, "temperature:",
1736 le32_to_cpu(general
->temperature
));
1737 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1738 fmt_value
, "temperature_m:",
1739 le32_to_cpu(general
->temperature_m
));
1740 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1741 fmt_value
, "ttl_timestamp:",
1742 le32_to_cpu(general
->ttl_timestamp
));
1743 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1744 fmt_table
, "burst_check:",
1745 le32_to_cpu(dbg
->burst_check
),
1746 accum_dbg
->burst_check
,
1747 delta_dbg
->burst_check
, max_dbg
->burst_check
);
1748 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1749 fmt_table
, "burst_count:",
1750 le32_to_cpu(dbg
->burst_count
),
1751 accum_dbg
->burst_count
,
1752 delta_dbg
->burst_count
, max_dbg
->burst_count
);
1753 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1754 fmt_table
, "wait_for_silence_timeout_count:",
1755 le32_to_cpu(dbg
->wait_for_silence_timeout_cnt
),
1756 accum_dbg
->wait_for_silence_timeout_cnt
,
1757 delta_dbg
->wait_for_silence_timeout_cnt
,
1758 max_dbg
->wait_for_silence_timeout_cnt
);
1759 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1760 fmt_table
, "sleep_time:",
1761 le32_to_cpu(general
->sleep_time
),
1762 accum_general
->sleep_time
,
1763 delta_general
->sleep_time
, max_general
->sleep_time
);
1764 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1765 fmt_table
, "slots_out:",
1766 le32_to_cpu(general
->slots_out
),
1767 accum_general
->slots_out
,
1768 delta_general
->slots_out
, max_general
->slots_out
);
1769 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1770 fmt_table
, "slots_idle:",
1771 le32_to_cpu(general
->slots_idle
),
1772 accum_general
->slots_idle
,
1773 delta_general
->slots_idle
, max_general
->slots_idle
);
1774 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1775 fmt_table
, "tx_on_a:",
1776 le32_to_cpu(div
->tx_on_a
), accum_div
->tx_on_a
,
1777 delta_div
->tx_on_a
, max_div
->tx_on_a
);
1778 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1779 fmt_table
, "tx_on_b:",
1780 le32_to_cpu(div
->tx_on_b
), accum_div
->tx_on_b
,
1781 delta_div
->tx_on_b
, max_div
->tx_on_b
);
1782 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1783 fmt_table
, "exec_time:",
1784 le32_to_cpu(div
->exec_time
), accum_div
->exec_time
,
1785 delta_div
->exec_time
, max_div
->exec_time
);
1786 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1787 fmt_table
, "probe_time:",
1788 le32_to_cpu(div
->probe_time
), accum_div
->probe_time
,
1789 delta_div
->probe_time
, max_div
->probe_time
);
1790 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1791 fmt_table
, "rx_enable_counter:",
1792 le32_to_cpu(general
->rx_enable_counter
),
1793 accum_general
->rx_enable_counter
,
1794 delta_general
->rx_enable_counter
,
1795 max_general
->rx_enable_counter
);
1796 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1797 fmt_table
, "num_of_sos_states:",
1798 le32_to_cpu(general
->num_of_sos_states
),
1799 accum_general
->num_of_sos_states
,
1800 delta_general
->num_of_sos_states
,
1801 max_general
->num_of_sos_states
);
1802 ret
= simple_read_from_buffer(user_buf
, count
, ppos
, buf
, pos
);
1807 static ssize_t
iwl_dbgfs_ucode_bt_stats_read(struct file
*file
,
1808 char __user
*user_buf
,
1809 size_t count
, loff_t
*ppos
)
1811 struct iwl_priv
*priv
= (struct iwl_priv
*)file
->private_data
;
1814 int bufsz
= (sizeof(struct statistics_bt_activity
) * 24) + 200;
1816 struct statistics_bt_activity
*bt
, *accum_bt
;
1818 if (!iwl_is_alive(priv
))
1821 if (!priv
->bt_enable_flag
)
1824 /* make request to uCode to retrieve statistics information */
1825 mutex_lock(&priv
->mutex
);
1826 ret
= iwl_send_statistics_request(priv
, CMD_SYNC
, false);
1827 mutex_unlock(&priv
->mutex
);
1831 "Error sending statistics request: %zd\n", ret
);
1834 buf
= kzalloc(bufsz
, GFP_KERNEL
);
1836 IWL_ERR(priv
, "Can not allocate Buffer\n");
1841 * the statistic information display here is based on
1842 * the last statistics notification from uCode
1843 * might not reflect the current uCode activity
1845 bt
= &priv
->statistics
.bt_activity
;
1846 accum_bt
= &priv
->accum_stats
.bt_activity
;
1848 pos
+= iwl_statistics_flag(priv
, buf
, bufsz
);
1849 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "Statistics_BT:\n");
1850 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1851 "\t\t\tcurrent\t\t\taccumulative\n");
1852 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1853 "hi_priority_tx_req_cnt:\t\t%u\t\t\t%u\n",
1854 le32_to_cpu(bt
->hi_priority_tx_req_cnt
),
1855 accum_bt
->hi_priority_tx_req_cnt
);
1856 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1857 "hi_priority_tx_denied_cnt:\t%u\t\t\t%u\n",
1858 le32_to_cpu(bt
->hi_priority_tx_denied_cnt
),
1859 accum_bt
->hi_priority_tx_denied_cnt
);
1860 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1861 "lo_priority_tx_req_cnt:\t\t%u\t\t\t%u\n",
1862 le32_to_cpu(bt
->lo_priority_tx_req_cnt
),
1863 accum_bt
->lo_priority_tx_req_cnt
);
1864 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1865 "lo_priority_tx_denied_cnt:\t%u\t\t\t%u\n",
1866 le32_to_cpu(bt
->lo_priority_tx_denied_cnt
),
1867 accum_bt
->lo_priority_tx_denied_cnt
);
1868 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1869 "hi_priority_rx_req_cnt:\t\t%u\t\t\t%u\n",
1870 le32_to_cpu(bt
->hi_priority_rx_req_cnt
),
1871 accum_bt
->hi_priority_rx_req_cnt
);
1872 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1873 "hi_priority_rx_denied_cnt:\t%u\t\t\t%u\n",
1874 le32_to_cpu(bt
->hi_priority_rx_denied_cnt
),
1875 accum_bt
->hi_priority_rx_denied_cnt
);
1876 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1877 "lo_priority_rx_req_cnt:\t\t%u\t\t\t%u\n",
1878 le32_to_cpu(bt
->lo_priority_rx_req_cnt
),
1879 accum_bt
->lo_priority_rx_req_cnt
);
1880 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1881 "lo_priority_rx_denied_cnt:\t%u\t\t\t%u\n",
1882 le32_to_cpu(bt
->lo_priority_rx_denied_cnt
),
1883 accum_bt
->lo_priority_rx_denied_cnt
);
1885 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1886 "(rx)num_bt_kills:\t\t%u\t\t\t%u\n",
1887 le32_to_cpu(priv
->statistics
.num_bt_kills
),
1888 priv
->statistics
.accum_num_bt_kills
);
1890 ret
= simple_read_from_buffer(user_buf
, count
, ppos
, buf
, pos
);
1895 static ssize_t
iwl_dbgfs_reply_tx_error_read(struct file
*file
,
1896 char __user
*user_buf
,
1897 size_t count
, loff_t
*ppos
)
1899 struct iwl_priv
*priv
= (struct iwl_priv
*)file
->private_data
;
1902 int bufsz
= (sizeof(struct reply_tx_error_statistics
) * 24) +
1903 (sizeof(struct reply_agg_tx_error_statistics
) * 24) + 200;
1906 if (!iwl_is_alive(priv
))
1909 buf
= kzalloc(bufsz
, GFP_KERNEL
);
1911 IWL_ERR(priv
, "Can not allocate Buffer\n");
1915 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "Statistics_TX_Error:\n");
1916 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s:\t\t\t\t%u\n",
1917 iwl_get_tx_fail_reason(TX_STATUS_POSTPONE_DELAY
),
1918 priv
->reply_tx_stats
.pp_delay
);
1919 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s:\t\t\t%u\n",
1920 iwl_get_tx_fail_reason(TX_STATUS_POSTPONE_FEW_BYTES
),
1921 priv
->reply_tx_stats
.pp_few_bytes
);
1922 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s:\t\t\t%u\n",
1923 iwl_get_tx_fail_reason(TX_STATUS_POSTPONE_BT_PRIO
),
1924 priv
->reply_tx_stats
.pp_bt_prio
);
1925 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s:\t\t\t%u\n",
1926 iwl_get_tx_fail_reason(TX_STATUS_POSTPONE_QUIET_PERIOD
),
1927 priv
->reply_tx_stats
.pp_quiet_period
);
1928 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s:\t\t\t%u\n",
1929 iwl_get_tx_fail_reason(TX_STATUS_POSTPONE_CALC_TTAK
),
1930 priv
->reply_tx_stats
.pp_calc_ttak
);
1931 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s:\t\t%u\n",
1932 iwl_get_tx_fail_reason(
1933 TX_STATUS_FAIL_INTERNAL_CROSSED_RETRY
),
1934 priv
->reply_tx_stats
.int_crossed_retry
);
1935 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s:\t\t\t%u\n",
1936 iwl_get_tx_fail_reason(TX_STATUS_FAIL_SHORT_LIMIT
),
1937 priv
->reply_tx_stats
.short_limit
);
1938 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s:\t\t\t%u\n",
1939 iwl_get_tx_fail_reason(TX_STATUS_FAIL_LONG_LIMIT
),
1940 priv
->reply_tx_stats
.long_limit
);
1941 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s:\t\t\t%u\n",
1942 iwl_get_tx_fail_reason(TX_STATUS_FAIL_FIFO_UNDERRUN
),
1943 priv
->reply_tx_stats
.fifo_underrun
);
1944 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s:\t\t\t%u\n",
1945 iwl_get_tx_fail_reason(TX_STATUS_FAIL_DRAIN_FLOW
),
1946 priv
->reply_tx_stats
.drain_flow
);
1947 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s:\t\t\t%u\n",
1948 iwl_get_tx_fail_reason(TX_STATUS_FAIL_RFKILL_FLUSH
),
1949 priv
->reply_tx_stats
.rfkill_flush
);
1950 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s:\t\t\t%u\n",
1951 iwl_get_tx_fail_reason(TX_STATUS_FAIL_LIFE_EXPIRE
),
1952 priv
->reply_tx_stats
.life_expire
);
1953 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s:\t\t\t%u\n",
1954 iwl_get_tx_fail_reason(TX_STATUS_FAIL_DEST_PS
),
1955 priv
->reply_tx_stats
.dest_ps
);
1956 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s:\t\t\t%u\n",
1957 iwl_get_tx_fail_reason(TX_STATUS_FAIL_HOST_ABORTED
),
1958 priv
->reply_tx_stats
.host_abort
);
1959 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s:\t\t\t%u\n",
1960 iwl_get_tx_fail_reason(TX_STATUS_FAIL_BT_RETRY
),
1961 priv
->reply_tx_stats
.pp_delay
);
1962 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s:\t\t\t%u\n",
1963 iwl_get_tx_fail_reason(TX_STATUS_FAIL_STA_INVALID
),
1964 priv
->reply_tx_stats
.sta_invalid
);
1965 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s:\t\t\t%u\n",
1966 iwl_get_tx_fail_reason(TX_STATUS_FAIL_FRAG_DROPPED
),
1967 priv
->reply_tx_stats
.frag_drop
);
1968 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s:\t\t\t%u\n",
1969 iwl_get_tx_fail_reason(TX_STATUS_FAIL_TID_DISABLE
),
1970 priv
->reply_tx_stats
.tid_disable
);
1971 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s:\t\t\t%u\n",
1972 iwl_get_tx_fail_reason(TX_STATUS_FAIL_FIFO_FLUSHED
),
1973 priv
->reply_tx_stats
.fifo_flush
);
1974 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s:\t\t%u\n",
1975 iwl_get_tx_fail_reason(
1976 TX_STATUS_FAIL_INSUFFICIENT_CF_POLL
),
1977 priv
->reply_tx_stats
.insuff_cf_poll
);
1978 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s:\t\t\t%u\n",
1979 iwl_get_tx_fail_reason(TX_STATUS_FAIL_PASSIVE_NO_RX
),
1980 priv
->reply_tx_stats
.fail_hw_drop
);
1981 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s:\t\t%u\n",
1982 iwl_get_tx_fail_reason(
1983 TX_STATUS_FAIL_NO_BEACON_ON_RADAR
),
1984 priv
->reply_tx_stats
.sta_color_mismatch
);
1985 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "UNKNOWN:\t\t\t%u\n",
1986 priv
->reply_tx_stats
.unknown
);
1988 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
1989 "\nStatistics_Agg_TX_Error:\n");
1991 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s:\t\t\t%u\n",
1992 iwl_get_agg_tx_fail_reason(AGG_TX_STATE_UNDERRUN_MSK
),
1993 priv
->reply_agg_tx_stats
.underrun
);
1994 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s:\t\t\t%u\n",
1995 iwl_get_agg_tx_fail_reason(AGG_TX_STATE_BT_PRIO_MSK
),
1996 priv
->reply_agg_tx_stats
.bt_prio
);
1997 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s:\t\t\t%u\n",
1998 iwl_get_agg_tx_fail_reason(AGG_TX_STATE_FEW_BYTES_MSK
),
1999 priv
->reply_agg_tx_stats
.few_bytes
);
2000 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s:\t\t\t%u\n",
2001 iwl_get_agg_tx_fail_reason(AGG_TX_STATE_ABORT_MSK
),
2002 priv
->reply_agg_tx_stats
.abort
);
2003 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s:\t\t%u\n",
2004 iwl_get_agg_tx_fail_reason(
2005 AGG_TX_STATE_LAST_SENT_TTL_MSK
),
2006 priv
->reply_agg_tx_stats
.last_sent_ttl
);
2007 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s:\t\t%u\n",
2008 iwl_get_agg_tx_fail_reason(
2009 AGG_TX_STATE_LAST_SENT_TRY_CNT_MSK
),
2010 priv
->reply_agg_tx_stats
.last_sent_try
);
2011 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s:\t\t%u\n",
2012 iwl_get_agg_tx_fail_reason(
2013 AGG_TX_STATE_LAST_SENT_BT_KILL_MSK
),
2014 priv
->reply_agg_tx_stats
.last_sent_bt_kill
);
2015 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s:\t\t\t%u\n",
2016 iwl_get_agg_tx_fail_reason(AGG_TX_STATE_SCD_QUERY_MSK
),
2017 priv
->reply_agg_tx_stats
.scd_query
);
2018 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s:\t\t%u\n",
2019 iwl_get_agg_tx_fail_reason(
2020 AGG_TX_STATE_TEST_BAD_CRC32_MSK
),
2021 priv
->reply_agg_tx_stats
.bad_crc32
);
2022 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s:\t\t\t%u\n",
2023 iwl_get_agg_tx_fail_reason(AGG_TX_STATE_RESPONSE_MSK
),
2024 priv
->reply_agg_tx_stats
.response
);
2025 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s:\t\t\t%u\n",
2026 iwl_get_agg_tx_fail_reason(AGG_TX_STATE_DUMP_TX_MSK
),
2027 priv
->reply_agg_tx_stats
.dump_tx
);
2028 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s:\t\t\t%u\n",
2029 iwl_get_agg_tx_fail_reason(AGG_TX_STATE_DELAY_TX_MSK
),
2030 priv
->reply_agg_tx_stats
.delay_tx
);
2031 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "UNKNOWN:\t\t\t%u\n",
2032 priv
->reply_agg_tx_stats
.unknown
);
2034 ret
= simple_read_from_buffer(user_buf
, count
, ppos
, buf
, pos
);
2039 static ssize_t
iwl_dbgfs_sensitivity_read(struct file
*file
,
2040 char __user
*user_buf
,
2041 size_t count
, loff_t
*ppos
) {
2043 struct iwl_priv
*priv
= file
->private_data
;
2047 int bufsz
= sizeof(struct iwl_sensitivity_data
) * 4 + 100;
2049 struct iwl_sensitivity_data
*data
;
2051 data
= &priv
->sensitivity_data
;
2052 buf
= kzalloc(bufsz
, GFP_KERNEL
);
2054 IWL_ERR(priv
, "Can not allocate Buffer\n");
2058 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "auto_corr_ofdm:\t\t\t %u\n",
2059 data
->auto_corr_ofdm
);
2060 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
2061 "auto_corr_ofdm_mrc:\t\t %u\n",
2062 data
->auto_corr_ofdm_mrc
);
2063 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "auto_corr_ofdm_x1:\t\t %u\n",
2064 data
->auto_corr_ofdm_x1
);
2065 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
2066 "auto_corr_ofdm_mrc_x1:\t\t %u\n",
2067 data
->auto_corr_ofdm_mrc_x1
);
2068 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "auto_corr_cck:\t\t\t %u\n",
2069 data
->auto_corr_cck
);
2070 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "auto_corr_cck_mrc:\t\t %u\n",
2071 data
->auto_corr_cck_mrc
);
2072 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
2073 "last_bad_plcp_cnt_ofdm:\t\t %u\n",
2074 data
->last_bad_plcp_cnt_ofdm
);
2075 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "last_fa_cnt_ofdm:\t\t %u\n",
2076 data
->last_fa_cnt_ofdm
);
2077 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
2078 "last_bad_plcp_cnt_cck:\t\t %u\n",
2079 data
->last_bad_plcp_cnt_cck
);
2080 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "last_fa_cnt_cck:\t\t %u\n",
2081 data
->last_fa_cnt_cck
);
2082 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "nrg_curr_state:\t\t\t %u\n",
2083 data
->nrg_curr_state
);
2084 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "nrg_prev_state:\t\t\t %u\n",
2085 data
->nrg_prev_state
);
2086 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "nrg_value:\t\t\t");
2087 for (cnt
= 0; cnt
< 10; cnt
++) {
2088 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, " %u",
2089 data
->nrg_value
[cnt
]);
2091 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "\n");
2092 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "nrg_silence_rssi:\t\t");
2093 for (cnt
= 0; cnt
< NRG_NUM_PREV_STAT_L
; cnt
++) {
2094 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, " %u",
2095 data
->nrg_silence_rssi
[cnt
]);
2097 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "\n");
2098 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "nrg_silence_ref:\t\t %u\n",
2099 data
->nrg_silence_ref
);
2100 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "nrg_energy_idx:\t\t\t %u\n",
2101 data
->nrg_energy_idx
);
2102 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "nrg_silence_idx:\t\t %u\n",
2103 data
->nrg_silence_idx
);
2104 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "nrg_th_cck:\t\t\t %u\n",
2106 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
2107 "nrg_auto_corr_silence_diff:\t %u\n",
2108 data
->nrg_auto_corr_silence_diff
);
2109 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "num_in_cck_no_fa:\t\t %u\n",
2110 data
->num_in_cck_no_fa
);
2111 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "nrg_th_ofdm:\t\t\t %u\n",
2114 ret
= simple_read_from_buffer(user_buf
, count
, ppos
, buf
, pos
);
2120 static ssize_t
iwl_dbgfs_chain_noise_read(struct file
*file
,
2121 char __user
*user_buf
,
2122 size_t count
, loff_t
*ppos
) {
2124 struct iwl_priv
*priv
= file
->private_data
;
2128 int bufsz
= sizeof(struct iwl_chain_noise_data
) * 4 + 100;
2130 struct iwl_chain_noise_data
*data
;
2132 data
= &priv
->chain_noise_data
;
2133 buf
= kzalloc(bufsz
, GFP_KERNEL
);
2135 IWL_ERR(priv
, "Can not allocate Buffer\n");
2139 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "active_chains:\t\t\t %u\n",
2140 data
->active_chains
);
2141 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "chain_noise_a:\t\t\t %u\n",
2142 data
->chain_noise_a
);
2143 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "chain_noise_b:\t\t\t %u\n",
2144 data
->chain_noise_b
);
2145 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "chain_noise_c:\t\t\t %u\n",
2146 data
->chain_noise_c
);
2147 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "chain_signal_a:\t\t\t %u\n",
2148 data
->chain_signal_a
);
2149 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "chain_signal_b:\t\t\t %u\n",
2150 data
->chain_signal_b
);
2151 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "chain_signal_c:\t\t\t %u\n",
2152 data
->chain_signal_c
);
2153 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "beacon_count:\t\t\t %u\n",
2154 data
->beacon_count
);
2156 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "disconn_array:\t\t\t");
2157 for (cnt
= 0; cnt
< NUM_RX_CHAINS
; cnt
++) {
2158 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, " %u",
2159 data
->disconn_array
[cnt
]);
2161 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "\n");
2162 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "delta_gain_code:\t\t");
2163 for (cnt
= 0; cnt
< NUM_RX_CHAINS
; cnt
++) {
2164 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, " %u",
2165 data
->delta_gain_code
[cnt
]);
2167 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "\n");
2168 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "radio_write:\t\t\t %u\n",
2170 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "state:\t\t\t\t %u\n",
2173 ret
= simple_read_from_buffer(user_buf
, count
, ppos
, buf
, pos
);
2178 static ssize_t
iwl_dbgfs_power_save_status_read(struct file
*file
,
2179 char __user
*user_buf
,
2180 size_t count
, loff_t
*ppos
)
2182 struct iwl_priv
*priv
= file
->private_data
;
2185 const size_t bufsz
= sizeof(buf
);
2188 pwrsave_status
= iwl_read32(priv
, CSR_GP_CNTRL
) &
2189 CSR_GP_REG_POWER_SAVE_STATUS_MSK
;
2191 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "Power Save Status: ");
2192 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%s\n",
2193 (pwrsave_status
== CSR_GP_REG_NO_POWER_SAVE
) ? "none" :
2194 (pwrsave_status
== CSR_GP_REG_MAC_POWER_SAVE
) ? "MAC" :
2195 (pwrsave_status
== CSR_GP_REG_PHY_POWER_SAVE
) ? "PHY" :
2198 return simple_read_from_buffer(user_buf
, count
, ppos
, buf
, pos
);
2201 static ssize_t
iwl_dbgfs_clear_ucode_statistics_write(struct file
*file
,
2202 const char __user
*user_buf
,
2203 size_t count
, loff_t
*ppos
)
2205 struct iwl_priv
*priv
= file
->private_data
;
2210 memset(buf
, 0, sizeof(buf
));
2211 buf_size
= min(count
, sizeof(buf
) - 1);
2212 if (copy_from_user(buf
, user_buf
, buf_size
))
2214 if (sscanf(buf
, "%d", &clear
) != 1)
2217 /* make request to uCode to retrieve statistics information */
2218 mutex_lock(&priv
->mutex
);
2219 iwl_send_statistics_request(priv
, CMD_SYNC
, true);
2220 mutex_unlock(&priv
->mutex
);
2225 static ssize_t
iwl_dbgfs_csr_write(struct file
*file
,
2226 const char __user
*user_buf
,
2227 size_t count
, loff_t
*ppos
)
2229 struct iwl_priv
*priv
= file
->private_data
;
2234 memset(buf
, 0, sizeof(buf
));
2235 buf_size
= min(count
, sizeof(buf
) - 1);
2236 if (copy_from_user(buf
, user_buf
, buf_size
))
2238 if (sscanf(buf
, "%d", &csr
) != 1)
2246 static ssize_t
iwl_dbgfs_ucode_tracing_read(struct file
*file
,
2247 char __user
*user_buf
,
2248 size_t count
, loff_t
*ppos
) {
2250 struct iwl_priv
*priv
= file
->private_data
;
2253 const size_t bufsz
= sizeof(buf
);
2255 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "ucode trace timer is %s\n",
2256 priv
->event_log
.ucode_trace
? "On" : "Off");
2257 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "non_wraps_count:\t\t %u\n",
2258 priv
->event_log
.non_wraps_count
);
2259 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "wraps_once_count:\t\t %u\n",
2260 priv
->event_log
.wraps_once_count
);
2261 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "wraps_more_count:\t\t %u\n",
2262 priv
->event_log
.wraps_more_count
);
2264 return simple_read_from_buffer(user_buf
, count
, ppos
, buf
, pos
);
2267 static ssize_t
iwl_dbgfs_ucode_tracing_write(struct file
*file
,
2268 const char __user
*user_buf
,
2269 size_t count
, loff_t
*ppos
)
2271 struct iwl_priv
*priv
= file
->private_data
;
2276 memset(buf
, 0, sizeof(buf
));
2277 buf_size
= min(count
, sizeof(buf
) - 1);
2278 if (copy_from_user(buf
, user_buf
, buf_size
))
2280 if (sscanf(buf
, "%d", &trace
) != 1)
2284 priv
->event_log
.ucode_trace
= true;
2285 /* schedule the ucode timer to occur in UCODE_TRACE_PERIOD */
2286 mod_timer(&priv
->ucode_trace
,
2287 jiffies
+ msecs_to_jiffies(UCODE_TRACE_PERIOD
));
2289 priv
->event_log
.ucode_trace
= false;
2290 del_timer_sync(&priv
->ucode_trace
);
2296 static ssize_t
iwl_dbgfs_rxon_flags_read(struct file
*file
,
2297 char __user
*user_buf
,
2298 size_t count
, loff_t
*ppos
) {
2300 struct iwl_priv
*priv
= file
->private_data
;
2304 len
= sprintf(buf
, "0x%04X\n",
2305 le32_to_cpu(priv
->contexts
[IWL_RXON_CTX_BSS
].active
.flags
));
2306 return simple_read_from_buffer(user_buf
, count
, ppos
, buf
, len
);
2309 static ssize_t
iwl_dbgfs_rxon_filter_flags_read(struct file
*file
,
2310 char __user
*user_buf
,
2311 size_t count
, loff_t
*ppos
) {
2313 struct iwl_priv
*priv
= file
->private_data
;
2317 len
= sprintf(buf
, "0x%04X\n",
2318 le32_to_cpu(priv
->contexts
[IWL_RXON_CTX_BSS
].active
.filter_flags
));
2319 return simple_read_from_buffer(user_buf
, count
, ppos
, buf
, len
);
2322 static ssize_t
iwl_dbgfs_fh_reg_read(struct file
*file
,
2323 char __user
*user_buf
,
2324 size_t count
, loff_t
*ppos
)
2326 struct iwl_priv
*priv
= file
->private_data
;
2329 ssize_t ret
= -EFAULT
;
2331 ret
= pos
= iwl_dump_fh(priv
, &buf
, true);
2333 ret
= simple_read_from_buffer(user_buf
,
2334 count
, ppos
, buf
, pos
);
2341 static ssize_t
iwl_dbgfs_missed_beacon_read(struct file
*file
,
2342 char __user
*user_buf
,
2343 size_t count
, loff_t
*ppos
) {
2345 struct iwl_priv
*priv
= file
->private_data
;
2348 const size_t bufsz
= sizeof(buf
);
2350 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%d\n",
2351 priv
->missed_beacon_threshold
);
2353 return simple_read_from_buffer(user_buf
, count
, ppos
, buf
, pos
);
2356 static ssize_t
iwl_dbgfs_missed_beacon_write(struct file
*file
,
2357 const char __user
*user_buf
,
2358 size_t count
, loff_t
*ppos
)
2360 struct iwl_priv
*priv
= file
->private_data
;
2365 memset(buf
, 0, sizeof(buf
));
2366 buf_size
= min(count
, sizeof(buf
) - 1);
2367 if (copy_from_user(buf
, user_buf
, buf_size
))
2369 if (sscanf(buf
, "%d", &missed
) != 1)
2372 if (missed
< IWL_MISSED_BEACON_THRESHOLD_MIN
||
2373 missed
> IWL_MISSED_BEACON_THRESHOLD_MAX
)
2374 priv
->missed_beacon_threshold
=
2375 IWL_MISSED_BEACON_THRESHOLD_DEF
;
2377 priv
->missed_beacon_threshold
= missed
;
2382 static ssize_t
iwl_dbgfs_plcp_delta_read(struct file
*file
,
2383 char __user
*user_buf
,
2384 size_t count
, loff_t
*ppos
) {
2386 struct iwl_priv
*priv
= file
->private_data
;
2389 const size_t bufsz
= sizeof(buf
);
2391 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "%u\n",
2392 priv
->cfg
->base_params
->plcp_delta_threshold
);
2394 return simple_read_from_buffer(user_buf
, count
, ppos
, buf
, pos
);
2397 static ssize_t
iwl_dbgfs_plcp_delta_write(struct file
*file
,
2398 const char __user
*user_buf
,
2399 size_t count
, loff_t
*ppos
) {
2401 struct iwl_priv
*priv
= file
->private_data
;
2406 memset(buf
, 0, sizeof(buf
));
2407 buf_size
= min(count
, sizeof(buf
) - 1);
2408 if (copy_from_user(buf
, user_buf
, buf_size
))
2410 if (sscanf(buf
, "%d", &plcp
) != 1)
2412 if ((plcp
< IWL_MAX_PLCP_ERR_THRESHOLD_MIN
) ||
2413 (plcp
> IWL_MAX_PLCP_ERR_THRESHOLD_MAX
))
2414 priv
->cfg
->base_params
->plcp_delta_threshold
=
2415 IWL_MAX_PLCP_ERR_THRESHOLD_DISABLE
;
2417 priv
->cfg
->base_params
->plcp_delta_threshold
= plcp
;
2421 static ssize_t
iwl_dbgfs_force_reset_read(struct file
*file
,
2422 char __user
*user_buf
,
2423 size_t count
, loff_t
*ppos
) {
2425 struct iwl_priv
*priv
= file
->private_data
;
2428 const size_t bufsz
= sizeof(buf
);
2429 struct iwl_force_reset
*force_reset
;
2431 for (i
= 0; i
< IWL_MAX_FORCE_RESET
; i
++) {
2432 force_reset
= &priv
->force_reset
[i
];
2433 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
2434 "Force reset method %d\n", i
);
2435 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
2436 "\tnumber of reset request: %d\n",
2437 force_reset
->reset_request_count
);
2438 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
2439 "\tnumber of reset request success: %d\n",
2440 force_reset
->reset_success_count
);
2441 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
2442 "\tnumber of reset request reject: %d\n",
2443 force_reset
->reset_reject_count
);
2444 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
2445 "\treset duration: %lu\n",
2446 force_reset
->reset_duration
);
2448 return simple_read_from_buffer(user_buf
, count
, ppos
, buf
, pos
);
2451 static ssize_t
iwl_dbgfs_force_reset_write(struct file
*file
,
2452 const char __user
*user_buf
,
2453 size_t count
, loff_t
*ppos
) {
2455 struct iwl_priv
*priv
= file
->private_data
;
2460 memset(buf
, 0, sizeof(buf
));
2461 buf_size
= min(count
, sizeof(buf
) - 1);
2462 if (copy_from_user(buf
, user_buf
, buf_size
))
2464 if (sscanf(buf
, "%d", &reset
) != 1)
2469 ret
= iwl_force_reset(priv
, reset
, true);
2474 return ret
? ret
: count
;
2477 static ssize_t
iwl_dbgfs_txfifo_flush_write(struct file
*file
,
2478 const char __user
*user_buf
,
2479 size_t count
, loff_t
*ppos
) {
2481 struct iwl_priv
*priv
= file
->private_data
;
2486 memset(buf
, 0, sizeof(buf
));
2487 buf_size
= min(count
, sizeof(buf
) - 1);
2488 if (copy_from_user(buf
, user_buf
, buf_size
))
2490 if (sscanf(buf
, "%d", &flush
) != 1)
2493 if (iwl_is_rfkill(priv
))
2496 iwlagn_dev_txfifo_flush(priv
, IWL_DROP_ALL
);
2501 static ssize_t
iwl_dbgfs_wd_timeout_write(struct file
*file
,
2502 const char __user
*user_buf
,
2503 size_t count
, loff_t
*ppos
) {
2505 struct iwl_priv
*priv
= file
->private_data
;
2510 memset(buf
, 0, sizeof(buf
));
2511 buf_size
= min(count
, sizeof(buf
) - 1);
2512 if (copy_from_user(buf
, user_buf
, buf_size
))
2514 if (sscanf(buf
, "%d", &timeout
) != 1)
2516 if (timeout
< 0 || timeout
> IWL_MAX_WD_TIMEOUT
)
2517 timeout
= IWL_DEF_WD_TIMEOUT
;
2519 priv
->cfg
->base_params
->wd_timeout
= timeout
;
2520 iwl_setup_watchdog(priv
);
2524 static ssize_t
iwl_dbgfs_bt_traffic_read(struct file
*file
,
2525 char __user
*user_buf
,
2526 size_t count
, loff_t
*ppos
) {
2528 struct iwl_priv
*priv
= (struct iwl_priv
*)file
->private_data
;
2531 const size_t bufsz
= sizeof(buf
);
2533 if (!priv
->bt_enable_flag
) {
2534 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "BT coex disabled\n");
2535 return simple_read_from_buffer(user_buf
, count
, ppos
, buf
, pos
);
2537 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "BT enable flag: 0x%x\n",
2538 priv
->bt_enable_flag
);
2539 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "BT in %s mode\n",
2540 priv
->bt_full_concurrent
? "full concurrency" : "3-wire");
2541 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "BT status: %s, "
2542 "last traffic notif: %d\n",
2543 priv
->bt_status
? "On" : "Off", priv
->last_bt_traffic_load
);
2544 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "ch_announcement: %d, "
2545 "kill_ack_mask: %x, kill_cts_mask: %x\n",
2546 priv
->bt_ch_announce
, priv
->kill_ack_mask
,
2547 priv
->kill_cts_mask
);
2549 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "bluetooth traffic load: ");
2550 switch (priv
->bt_traffic_load
) {
2551 case IWL_BT_COEX_TRAFFIC_LOAD_CONTINUOUS
:
2552 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "Continuous\n");
2554 case IWL_BT_COEX_TRAFFIC_LOAD_HIGH
:
2555 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "High\n");
2557 case IWL_BT_COEX_TRAFFIC_LOAD_LOW
:
2558 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "Low\n");
2560 case IWL_BT_COEX_TRAFFIC_LOAD_NONE
:
2562 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "None\n");
2566 return simple_read_from_buffer(user_buf
, count
, ppos
, buf
, pos
);
2569 static ssize_t
iwl_dbgfs_protection_mode_read(struct file
*file
,
2570 char __user
*user_buf
,
2571 size_t count
, loff_t
*ppos
)
2573 struct iwl_priv
*priv
= (struct iwl_priv
*)file
->private_data
;
2577 const size_t bufsz
= sizeof(buf
);
2579 if (priv
->cfg
->ht_params
)
2580 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
,
2581 "use %s for aggregation\n",
2582 (priv
->cfg
->ht_params
->use_rts_for_aggregation
) ?
2583 "rts/cts" : "cts-to-self");
2585 pos
+= scnprintf(buf
+ pos
, bufsz
- pos
, "N/A");
2587 return simple_read_from_buffer(user_buf
, count
, ppos
, buf
, pos
);
2590 static ssize_t
iwl_dbgfs_protection_mode_write(struct file
*file
,
2591 const char __user
*user_buf
,
2592 size_t count
, loff_t
*ppos
) {
2594 struct iwl_priv
*priv
= file
->private_data
;
2599 if (!priv
->cfg
->ht_params
)
2602 memset(buf
, 0, sizeof(buf
));
2603 buf_size
= min(count
, sizeof(buf
) - 1);
2604 if (copy_from_user(buf
, user_buf
, buf_size
))
2606 if (sscanf(buf
, "%d", &rts
) != 1)
2609 priv
->cfg
->ht_params
->use_rts_for_aggregation
= true;
2611 priv
->cfg
->ht_params
->use_rts_for_aggregation
= false;
2615 DEBUGFS_READ_FILE_OPS(rx_statistics
);
2616 DEBUGFS_READ_FILE_OPS(tx_statistics
);
2617 DEBUGFS_READ_WRITE_FILE_OPS(traffic_log
);
2618 DEBUGFS_READ_FILE_OPS(rx_queue
);
2619 DEBUGFS_READ_FILE_OPS(tx_queue
);
2620 DEBUGFS_READ_FILE_OPS(ucode_rx_stats
);
2621 DEBUGFS_READ_FILE_OPS(ucode_tx_stats
);
2622 DEBUGFS_READ_FILE_OPS(ucode_general_stats
);
2623 DEBUGFS_READ_FILE_OPS(sensitivity
);
2624 DEBUGFS_READ_FILE_OPS(chain_noise
);
2625 DEBUGFS_READ_FILE_OPS(power_save_status
);
2626 DEBUGFS_WRITE_FILE_OPS(clear_ucode_statistics
);
2627 DEBUGFS_WRITE_FILE_OPS(clear_traffic_statistics
);
2628 DEBUGFS_WRITE_FILE_OPS(csr
);
2629 DEBUGFS_READ_WRITE_FILE_OPS(ucode_tracing
);
2630 DEBUGFS_READ_FILE_OPS(fh_reg
);
2631 DEBUGFS_READ_WRITE_FILE_OPS(missed_beacon
);
2632 DEBUGFS_READ_WRITE_FILE_OPS(plcp_delta
);
2633 DEBUGFS_READ_WRITE_FILE_OPS(force_reset
);
2634 DEBUGFS_READ_FILE_OPS(rxon_flags
);
2635 DEBUGFS_READ_FILE_OPS(rxon_filter_flags
);
2636 DEBUGFS_WRITE_FILE_OPS(txfifo_flush
);
2637 DEBUGFS_READ_FILE_OPS(ucode_bt_stats
);
2638 DEBUGFS_WRITE_FILE_OPS(wd_timeout
);
2639 DEBUGFS_READ_FILE_OPS(bt_traffic
);
2640 DEBUGFS_READ_WRITE_FILE_OPS(protection_mode
);
2641 DEBUGFS_READ_FILE_OPS(reply_tx_error
);
2644 * Create the debugfs files and directories
2647 int iwl_dbgfs_register(struct iwl_priv
*priv
, const char *name
)
2649 struct dentry
*phyd
= priv
->hw
->wiphy
->debugfsdir
;
2650 struct dentry
*dir_drv
, *dir_data
, *dir_rf
, *dir_debug
;
2652 dir_drv
= debugfs_create_dir(name
, phyd
);
2656 priv
->debugfs_dir
= dir_drv
;
2658 dir_data
= debugfs_create_dir("data", dir_drv
);
2661 dir_rf
= debugfs_create_dir("rf", dir_drv
);
2664 dir_debug
= debugfs_create_dir("debug", dir_drv
);
2668 DEBUGFS_ADD_FILE(nvm
, dir_data
, S_IRUSR
);
2669 DEBUGFS_ADD_FILE(sram
, dir_data
, S_IWUSR
| S_IRUSR
);
2670 DEBUGFS_ADD_FILE(log_event
, dir_data
, S_IWUSR
| S_IRUSR
);
2671 DEBUGFS_ADD_FILE(stations
, dir_data
, S_IRUSR
);
2672 DEBUGFS_ADD_FILE(channels
, dir_data
, S_IRUSR
);
2673 DEBUGFS_ADD_FILE(status
, dir_data
, S_IRUSR
);
2674 DEBUGFS_ADD_FILE(interrupt
, dir_data
, S_IWUSR
| S_IRUSR
);
2675 DEBUGFS_ADD_FILE(qos
, dir_data
, S_IRUSR
);
2676 DEBUGFS_ADD_FILE(sleep_level_override
, dir_data
, S_IWUSR
| S_IRUSR
);
2677 DEBUGFS_ADD_FILE(current_sleep_command
, dir_data
, S_IRUSR
);
2678 DEBUGFS_ADD_FILE(thermal_throttling
, dir_data
, S_IRUSR
);
2679 DEBUGFS_ADD_FILE(disable_ht40
, dir_data
, S_IWUSR
| S_IRUSR
);
2680 DEBUGFS_ADD_FILE(rx_statistics
, dir_debug
, S_IRUSR
);
2681 DEBUGFS_ADD_FILE(tx_statistics
, dir_debug
, S_IRUSR
);
2682 DEBUGFS_ADD_FILE(traffic_log
, dir_debug
, S_IWUSR
| S_IRUSR
);
2683 DEBUGFS_ADD_FILE(rx_queue
, dir_debug
, S_IRUSR
);
2684 DEBUGFS_ADD_FILE(tx_queue
, dir_debug
, S_IRUSR
);
2685 DEBUGFS_ADD_FILE(power_save_status
, dir_debug
, S_IRUSR
);
2686 DEBUGFS_ADD_FILE(clear_ucode_statistics
, dir_debug
, S_IWUSR
);
2687 DEBUGFS_ADD_FILE(clear_traffic_statistics
, dir_debug
, S_IWUSR
);
2688 DEBUGFS_ADD_FILE(csr
, dir_debug
, S_IWUSR
);
2689 DEBUGFS_ADD_FILE(fh_reg
, dir_debug
, S_IRUSR
);
2690 DEBUGFS_ADD_FILE(missed_beacon
, dir_debug
, S_IWUSR
);
2691 DEBUGFS_ADD_FILE(plcp_delta
, dir_debug
, S_IWUSR
| S_IRUSR
);
2692 DEBUGFS_ADD_FILE(force_reset
, dir_debug
, S_IWUSR
| S_IRUSR
);
2693 DEBUGFS_ADD_FILE(ucode_rx_stats
, dir_debug
, S_IRUSR
);
2694 DEBUGFS_ADD_FILE(ucode_tx_stats
, dir_debug
, S_IRUSR
);
2695 DEBUGFS_ADD_FILE(ucode_general_stats
, dir_debug
, S_IRUSR
);
2696 DEBUGFS_ADD_FILE(txfifo_flush
, dir_debug
, S_IWUSR
);
2697 DEBUGFS_ADD_FILE(protection_mode
, dir_debug
, S_IWUSR
| S_IRUSR
);
2699 DEBUGFS_ADD_FILE(sensitivity
, dir_debug
, S_IRUSR
);
2700 DEBUGFS_ADD_FILE(chain_noise
, dir_debug
, S_IRUSR
);
2701 DEBUGFS_ADD_FILE(ucode_tracing
, dir_debug
, S_IWUSR
| S_IRUSR
);
2702 DEBUGFS_ADD_FILE(ucode_bt_stats
, dir_debug
, S_IRUSR
);
2703 DEBUGFS_ADD_FILE(reply_tx_error
, dir_debug
, S_IRUSR
);
2704 DEBUGFS_ADD_FILE(rxon_flags
, dir_debug
, S_IWUSR
);
2705 DEBUGFS_ADD_FILE(rxon_filter_flags
, dir_debug
, S_IWUSR
);
2706 DEBUGFS_ADD_FILE(wd_timeout
, dir_debug
, S_IWUSR
);
2707 if (iwl_advanced_bt_coexist(priv
))
2708 DEBUGFS_ADD_FILE(bt_traffic
, dir_debug
, S_IRUSR
);
2709 DEBUGFS_ADD_BOOL(disable_sensitivity
, dir_rf
,
2710 &priv
->disable_sens_cal
);
2711 DEBUGFS_ADD_BOOL(disable_chain_noise
, dir_rf
,
2712 &priv
->disable_chain_noise_cal
);
2716 IWL_ERR(priv
, "Can't create the debugfs directory\n");
2717 iwl_dbgfs_unregister(priv
);
2722 * Remove the debugfs files and directories
2725 void iwl_dbgfs_unregister(struct iwl_priv
*priv
)
2727 if (!priv
->debugfs_dir
)
2730 debugfs_remove_recursive(priv
->debugfs_dir
);
2731 priv
->debugfs_dir
= NULL
;